[Specimen details]

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen
Locality USA. Florida , Volusia Co. : South Daytona, 610 Olive Street, ca. 3.7 mi. ENE of the junciton of I-95 and I-4. T15S, R33E, Sec. 28. 30° 30' 0" N 87° 15' 0" W
Description Prostrate, scrambling weed in lawn.
Reproductive State Fertile
Collector J. M. Kunzer 467
Collection Date 31 Jan 2004
Accession Number 236501
Image 236501.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (C. Walter) Rich. - Determined By: Wunderlin, 1984
Locality USA. Florida , Hillsborough Co. : Along FL 581, ca. 5 mi. N of Tampa. 27° 56' 51" N 82° 27' 30" W
Description Flowers yellow.
Habitat Roadside.
Reproductive State Fertile
Collector R. Rose 37
Collection Date 06 Oct 1977
Accession Number 131945
Image 131945.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: Wunderlin, 1984
Locality USA. Florida , Osceola Co. : N of FL 532, ca. 1.5 mi. E of I-4.
Habitat Sand pine [Pinus clausa] dominated area.
Reproductive State Fertile
Collector R. P. Wunderlin 5836
with A.G. Shuey
Collection Date 25 Jun 1977
Accession Number 127623
Image 127623.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: Wunderlin, 1984
Locality USA. Florida , Pasco Co. : S side of FL 54, 0.4 mi. W of Zephyrhills city limits. T26S, R21E, Sec. 16, NE¼ of NW¼. 28° 14' 1" N 82° 10' 52" W
Habitat Wet prairie.
Reproductive State Fertile
Collector R. P. Sauleda 3063
Collection Date 14 Oct 1979
Accession Number 151755
Image 151755.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: Wunderlin, 1984
Locality USA. Florida , Charlotte Co. : 1 mi. N of the junction of FL 74 and FL 31 near Bermont. 26° 55' 60" N 81° 45' 0" W
Habitat Moist to wet roadside.
Reproductive State Fertile
Collector R. P. Wunderlin 6312
with A.N. Arcuri, B.F. Hansen
Collection Date 29 Oct 1978
Accession Number 138678
Image 138678.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: Wunderlin, 1984
Locality USA. Florida , Collier Co. : Near Lake Trafford. 26° 12' 39" N 81° 48' 24" W
Description Plant somewhat fleshy, ascending; stem purplish; rays and disc yellow.
Habitat Moist, grassy edges of a pineland.
Reproductive State Fertile
Collector L. J. Brass 15750
Collection Date 10 Dec 1945
Accession Number 136431
Image 136431.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (C. Walter) Rich. - Determined By: Wunderlin, 1984
Locality USA. Florida , Hillsborough Co. : Along FL 581, 7 mi. N of Tampa. 27° 56' 51" N 82° 27' 30" W
Description Herb 30 cm tall; flowers yellow with yellow centers.
Habitat Roadside.
Reproductive State Fertile
Collector D. R. Lindsey 73
Collection Date 27 Oct 1977
Accession Number 132698
Image 132698.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: Wunderlin, 1984
Locality USA. Florida , Levy Co. : N side of FL 24 opposite Wekiva Road, 0.7 mi. W of US 27Alt, 1 mi. SW of Bronson and 10 mi. SW of Archer. T12S, R17E, Sec. 18, NE¼ of NW¼. 29° 26' 52" N 82° 38' 32" W
Description Stems decumbent, subsucculent, suffused with wine red; rays dark yellow; disk orange.
Habitat Weedy roadside ditch adjacent to cypress [Taxodium] dome; grassy bank with Medicago lupulina, Geranium carolinianum, Ptilimnium capillaceum, Stachys floridana, Galium tinctorium, Campanula floridana, and Erigeron quercifolius.
Reproductive State Fertile
Collector T. S. Cochrane 8876
with B.A. Cochranes
Collection Date 18 Apr 1979
Accession Number 140818
Image 140818.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron. repens Walter A. H. Moore
Acmella repens (Walter) Rich. - Determined By: Wunderlin, 1984
Locality USA. Florida , Flagler Co. : N end of the Graham Swamp, near Palm Coast. 29° 51' 0" N 82° 13' 0" W
Habitat Open area.
Reproductive State Fertile
Collector J. Popenoe 1762
with D. Tabb, G. Beardsley
Collection Date 22 May 1979
Accession Number 145841
Image 145841.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: Wunderlin, 1984
Locality USA. Florida , Miami-Dade Co. : Along Redlands Road near canal, ca. 1 mi. S of Florida City. 25° 31' 0" N 80° 28' 60" W
Habitat Moist soil.
Reproductive State Fertile
Collector D. S. Correll 51505
with J. Popenoe
Collection Date 07 Mar 1981
Accession Number 155924
Image 155924.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: Wunderlin, 1984
Locality USA. Florida , Levy Co. : 0.3 mi. E of US 19 on C-326, just E of Gulf Hammock. T14S, R16E, Sec. 21, SE¼ of NW¼. 29° 56' 60" N 85° 12' 0" W
Habitat Wet roadside ditch.
Reproductive State Fertile
Collector B. F. Hansen 6047
with D.R. Richardson
Collection Date 11 Jul 1979
Accession Number 143591
Image 143591.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: Wunderlin, 1984
Locality USA. Florida , Alachua Co. : Paynes Prairie Preserve State Park. S of Gainesville; just NW of gate on US 441 and S edge of basin. T11S, R20E, land grant #1. 29° 39' 5" N 82° 18' 38" W
Description Sprawling herb; ray flowers yellow, disk flowers yellow.
Habitat Damp, weedy area.
Reproductive State Fertile
Collector J. C. Easterday 545
Collection Date 20 Jun 1981
Accession Number 170401
Image 170401.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen
Locality USA. Florida , Broward Co. : Long Key Natural Area, 0.5 mi. N of Orange Drive on Flamingo Road, ca. 2.5 mi. WNW of Cooper City. T50S, R40E, Sec. 23, 26. 25° 8' 30" N 80° 55' 31" W
Reproductive State Flower
Collector P. L. Howell 978
Collection Date 08 Dec 2006
Accession Number 243789
Image 243789.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen
Locality USA. Florida , Calhoun Co. : Abe Springs; Myers Dairy Road, 1.0 mi. S of Abe Springs Road. 30° 22' 50" N 85° 7' 49" W
Description Decumbent colonial herb to 45 cm long; flower yellow with orange center.
Habitat Roadside ditch slope; pine - hardwood forest.
Reproductive State Fertile
Collector T. MacClendon 530
with K. MacClendon
Collection Date 12 Oct 2006
Accession Number 243120
Image 243120.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: Wunderlin, 1984
Locality USA. Florida , Clay Co. : Along FL 21 at Mill Creek, 0.3 mi. NE of the junction with FL 215, ca. 2 mi. SW of Middleburg. T5S, R24E, Sec. 22, NE¼ of SW¼. 30° 4' 8" N 81° 51' 37" W
Habitat Dry to wet roadsides.
Reproductive State Fertile
Collector B. F. Hansen 6523
with R.P. Wunderlin, R.P. Sauleda, D.R. Richardson
Collection Date 12 Oct 1979
Accession Number 144566
Image 144566.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen
Locality USA. Florida , Hillsborough Co. : Hillsborough River State Park. S side of the Wetlands Restoration Trail near the park boundary. T27S, R21E, Sec. 18, NW¼. 27° 55' 0" N 82° 20' 60" W
Habitat Ruderal roadside.
Reproductive State Fertile
Collector C. vanHoek
with G. Parsons
Collection Date 25 Oct 2007
Accession Number 248292
Image 248292.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: Wunderlin, 1984
Locality USA. Florida , Flagler Co. : Along S side of FL 100, 3.4 mi. W of Bunnell. T12S, R29E, Sec. 12, SE¼ of SE¼. 29° 27' 58" N 81° 15' 28" W
Habitat Roadside ditch in pine flatwoods.
Reproductive State Fertile
Collector B. F. Hansen 6662
with R.P. Wunderlin, R.P. Sauleda, D.R. Richardson
Collection Date 12 Oct 1979
Accession Number 144354
Image 144354.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen
Locality USA. Florida , Polk Co. : Colt Creek State Park. Ca. 2.5 km SSE of FL 471 bridge over the Withlacoochee River, ca. 5.1 km NNE of the junction of FL 471 and US 98. ` 28° 17' 38" N 82° 2' 43" W
Habitat Damp, disturbed area in flatwoods.
Reproductive State Fertile
Collector J. M. Kunzer 2528
with G. Dauphin, C. Eckert
Collection Date 26 Sep 2008
Accession Number 247504
Image 247504.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: Wunderlin, 1984
Locality USA. Florida , Alachua Co. : Gainesville; W side of SW 34th Street, directly W of SW Radio Road. T10S, R19E, Sec. 11, NE¼ of NE¼. 29° 39' 5" N 82° 18' 38" W
Habitat Swamp forest and road edge interface; a brushy, weedy area.
Reproductive State Fertile
Collector B. F. Hansen 6431
with R.P. Wunderlin, R.P. Sauleda, D.R. Richardson
Collection Date 12 Oct 1979
Accession Number 144535
Image 144535.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: Wunderlin, 1984
Locality USA. Florida , Hillsborough Co. : 2500 ft. NW of the E end of Trout Creek Slough, N of Tampa. T27S, R19E, Sec. 26, SE¼. 27° 56' 51" N 82° 27' 30" W
Habitat Flooded pine flatwoods; soil of Sunniland fine sand, shallow over marl.
Reproductive State Fertile
Collector S. DuBois
Collection Date 13 Sep 1979
Accession Number 151517
Image 151517.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: B. J. Herring,
Locality USA. Florida , Suwannee Co. : Ichetucknee Springs State Park. 6 mi. NW of Fort White off of C-238; ca. 0.2 mi. SW of North Entrance, near beginning of Blue Hole boardwalk, E of Headspring. T6S, R15E, Sec. 12.
Description Decumbent herbs, rooting at nodes; stems hairy; ray flowers 10, golden yellow, disk flowers yellow.
Habitat Floodplain forest; with Melanthera nivea and Mitreola petiolata.
Reproductive State Fertile
Collector B. J. Herring 440
with D. Herring, A. Gholson
Collection Date 28 Sep 1991
Accession Number 211253
Image 211253.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen
Locality USA. Florida , Pasco Co. : Werner-Boyce Salt Springs State Park. 1000 ft. W of US 19, behind Walmart, edge of park boundary. T25S, R16E, Sec. 29, NE¼. 27° 51' 34" N 82° 5' 7" W
Habitat Freshwater marsh.
Reproductive State
Collector C. vanHoek
with G. O'Connor
Collection Date 04 Jul 2002
Accession Number 240902
Image 240902.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen
Locality USA. Florida , Sarasota Co. : Churchill Ranch on Border Road, part of Deer Prairie Creek Preserve, ca. 2.3 km ENE of the junction of I-75 and C-777 (River Road). T39S, R20E, Sec. 5. 27° 7' 3" N 82° 19' 50" W
Habitat Marsh within hydric/mesic flatwoods.
Reproductive State Fertile
Collector A. R. Franck 620
Collection Date 02 May 2008
Accession Number 245197
Image 245197.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen
Locality USA. Florida , Dixie Co. : SW side of US 19/98, ca. 0.8 mi. NW of the junction with FL 358 at Jonesboro, ca. 11 mi. NW of Cross City. T9S, R10E, Sec. 10, SE¼ of NE¼ of NE¼. 29° 42' 59" N 83° 18' 15" W
Habitat Cutover Nyssa biflora [N. sylvatica var. biflora] depression in wet pine plantation.
Reproductive State Fertile
Elevation 30 to ft
Collector S. L. Orzell 21029
with E.L. Bridges
Collection Date 05 Oct 1992
Accession Number 228652
Image 228652.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: Wunderlin, 1984
Locality USA. Florida , Columbia Co. : Ichetucknee Springs State Park.
Description Flowers yellow.
Habitat In mud at edge of stream.
Reproductive State Fertile
Collector D. S. Correll 53129
with H.B. Correll
Collection Date 03 Nov 1981
Accession Number 161096
Image 161096.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen
Locality USA. Florida , Collier Co. : Collier-Seminole State Park. Road along N fenceline, Burn Zone 3. T51S, R27E, Sec. 26. 26° 7' 60" N 81° 28' 60" W
Habitat Strand swamp.
Reproductive State Fertile
Collector J. Weber
Collection Date 03 Dec 1991
Accession Number 208763
Image 208763.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen
Locality USA. Florida , Jackson Co. : Buena Vista Landing, Chattahoochee River (Lake Seminole), ca. 6.2 mi. NE of Buena Vista. T6N, R7W, Sec. 19, NE¼. 30° 52' 0" N 84° 57' 0" W
Reproductive State Fertile
Collector G. Anglin
Collection Date 04 Jun 2004
Accession Number 239784
Image 239784.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen
Locality USA. Florida , Pasco Co. : Werner-Boyce Salt Springs State Park. S side of park road behind Oak Springs Trailer Park. T25S, R16E, Sec. 16, NW¼. 29° 15' 0" N 82° 5' 60" W
Habitat Hydric hammock.
Reproductive State Fertile
Collector C. vanHoek
with S. Petty
Collection Date 19 Oct 2002
Accession Number 239144
Image 239144.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen
Locality USA. Florida , Hillsborough Co. : Flatwoods [County] Park. 2 mi. (sld) NW of Morris Bridge, ca. 7 mi. E of Lutz. T27S, R20E, Sec. 19, SE¼. 28° 9' 4" N 82° 27' 41" W
Habitat Wet area along creek.
Reproductive State Fertile
Collector R. P. Wunderlin 10596
Collection Date 22 Oct 1994
Accession Number 221305
Image 221305.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) A. E. Jansen repens Walter R. K. Jansen
Locality USA. Florida , Jackson Co. : Chattahoochee; Lake Seminole, Buena Vista Landing. 30° 52' 0" N 84° 57' 0" W
Habitat Alluvial floodplain forest; with Echinochloa crus-galli, Leersia oryzoides, Berchemia scandens, Echinodorus cordifolius.
Reproductive State Fertile
Collector K. Francl 269
with L. Kruse, M. Morgan, E. Totin, M. Waters
Collection Date 08 Oct 2001
Accession Number 240605
Image 240605.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: Wunderlin, 1984
Locality USA. Florida , Sumter Co. : Along the Little Withlacoochee River, ca. 5 mi. SE of Tarrytown. T23S< R23E, Sec. 9, NW¼. 28° 33' 0" N 82° 2' 60" W
Habitat Cypress [Taxodium] slough.
Reproductive State Fertile
Collector G. Robinson 374
Collection Date 29 Sep 1981
Accession Number 161055
Image 161055.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron. repens Walter A. H. Moore
Acmella repens (Walter) Rich. - Determined By: Wunderlin, 1984
Locality USA. Florida , Hillsborough Co. : Morris Bridge Road at the Hillsborough River, S terrace near bridge. 27° 55' 0" N 82° 20' 60" W
Habitat Grassy borders of trails.
Reproductive State Flower
Collector O. K. Lakela 24730
Collection Date 06 Oct 1961
Accession Number 41584
Image 41584.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron. - Determined By: Skean,
Acmella repens (Walter) Rich. - Determined By: Wunderlin, 1984
Locality USA. Florida , Levy Co. : Picnic area at public boat ramp on Suwannee River adjancent to the N boundary of Manatee Springs State Park, ca. 3.2 km NE of FL 320. T11S, R13E, Sec. 13, SW¼ of SW¼. 29° 19' 0" N 83° 7' 60" W
Description Yellow-flowered weed.
Habitat Shaded grassy area in floodplain with Taxodium distichum, Quercus lyrata, and Ulmus.
Reproductive State Fertile
Collector J. D. Skean, Jr. 949
Collection Date 11 Nov 1982
Accession Number 170043
Image 170043.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: Wunderlin, 1984
Locality USA. Florida , Flagler Co. : 1.8 mi. N of Codys Corner along E side of FL 11. T13S, R30E, Sec. 18, NW¼ of SE¼.
Habitat Pine flatwoods and roadside.
Reproductive State Fertile
Collector B. F. Hansen 9667
with J. Hansen
Collection Date 27 Sep 1983
Accession Number 173945
Image 173945.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: Wunderlin, 1984
Locality USA. Florida , Hillsborough Co. : S side of the South Prong of the Alafia River, ca. 4 mi. E of FL 39 and 6.5 mi. N of FL 674. T31S, R22E, Sec. 34. 27° 50' 57" N 82° 23' 1" W
Habitat Soggy soil in a Salix caroliniana, Fraxinus caroliniana, and Aster carolinianus [Symphyotrichum carolinianum] dominated swamp; with Pontederia lanceolata [P. cordata], Rumex verticillata, Polygonum punctatum, Mikania scandens, Diodia virginiana, Cicuta mexicana [C. maculata], and Panicum rigidulum.
Reproductive State Fertile
Collector A.G. Shuey 2525
Collection Date 20 Nov 1981
Accession Number 167257
Image 167257.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: R. K. Jansen, 1982
Locality USA. Florida , Monroe Co. : Vicinity of Pine Crest, off FL 94.
Habitat Weedy roadside and spoil bank along canal.
Reproductive State Fertile
Collector G. R. Cooley 9151
with R.J. Eaton, O. Lakela
Collection Date 11 Oct 1962
Accession Number 54528
Image 54528.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron. - Determined By: Kral,
Acmella repens (Walter) Rich. - Determined By: R. K. Jansen, 1982
Locality USA. Florida , Pasco Co. : Aripeka. 28° 25' 56" N 82° 39' 51" W
Description Plants decumbent; rays yellow.
Habitat Moist sands of logged-over hammock.
Reproductive State Fertile
Collector R. Kral 7303
Collection Date 14 Jul 1958
Accession Number 8687
Image 8687.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: R. K. Jansen, 1982
Locality USA. Florida , Collier Co. : Lake Trafford, W of Immokalee. 26° 12' 39" N 81° 48' 24" W
Habitat Under Salix in moist ditch.
Reproductive State Fertile
Collector O. K. Lakela 27447
Collection Date 26 Sep 1964
Accession Number 61527
Image 61527.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: R. K. Jansen, 1982
Locality USA. Florida , Miami-Dade Co. : Everglades National Park. 25° 57' 18" N 80° 44' 41" W
Description Plants weak in early anthesis.
Habitat Receding water of hole, marginal area.
Reproductive State Fertile
Collector O. K. Lakela 26757
Collection Date 29 Dec 1963
Accession Number 58422
Image 58422.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron. repens Walter A. H. Moore
Acmella repens (Walter) Rich. - Determined By: J. T. Jansen, 1982
Locality USA. Florida , Dixie Co. : 15 mi. N of Suwannee. 29° 19' 44" N 83° 8' 39" W
Habitat Wet ditch, semi-marshy.
Reproductive State Fertile
Collector R. K. Godfrey 56188
Collection Date 12 Oct 1957
Accession Number 36390
Image 36390.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: R. K. Jansen, 1982
Locality USA. Florida , Hernando Co. : Withlacoochee State Forest. Richloam section; Fire Tower Road, side road. 28° 30' 0" N 82° 5' 60" W
Habitat Damp, sunny.
Reproductive State Fertile
Collector P. Genelle 1911
with G. Fleming
Collection Date 18 Nov 1973
Accession Number 108169
Image 108169.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron. - Determined By: D. B. Ward,
Acmella repens (Walter) Rich. - Determined By: R. K. Jansen, 1982
Locality USA. Florida , St. Johns Co. : Along FL 207, W side of Hastings, 0.2 mi. ENE of the Putnam County line. T9S, R28E, Sec. 18. 29° 43' 5" N 81° 30' 29" W
Description Stems creeping; rays and disc yellow.
Habitat Mucky soil in ditch bottom.
Reproductive State Fertile
Collector D. B. Ward 2277
with S.W. Ward
Collection Date 18 Oct 1960
Accession Number 42716
Image 42716.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: R. K. Jansen, 1982
Locality USA. Florida , Manatee Co. : FL 64, 5 mi. E of Bradenton. 27° 29' 56" N 82° 34' 29" W
Habitat Roadside ditch.
Reproductive State Fertile
Collector P. Genelle 2196
with G. Fleming
Collection Date 25 Oct 1975
Accession Number 120481
Image 120481.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: R. K. Jansen, 1982
Locality USA. Florida , Citrus Co. : Crystal River. 28° 54' 8" N 82° 35' 34" W
Reproductive State Fertile
Collector J. K. Small
Collection Date Nov 1927
Accession Number 17696
Image 17696.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: R. K. Jansen, 1982
Locality USA. Florida , Collier Co. : Road to the Bird Sanctuary, Corkscrew. 26° 28' 0" N 81° 32' 60" W
Habitat Ditch bank; palmetto [Serenoa repens] scrub.
Reproductive State Fertile
Collector O. K. Lakela 28242
with R.W. Long
Collection Date 07 Mar 1965
Accession Number 63869
Image 63869.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron. repens Walter A. H. Moore - Determined By: J. D. Ray,
Acmella repens (Walter) Rich. - Determined By: R. K. Jansen, 1982
Locality USA. Florida , Levy Co. : T16S, R15E, Sec. 32.
Description Ray and disk flowers yellow.
Habitat Pinelands.
Reproductive State Fertile
Collector G. R. Cooley 6675
with R.J. Eaton
Collection Date 20 Apr 1959
Accession Number 9633
Image 9633.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: J. T. Jansen, 1982
Locality USA. Florida , Levy Co. : Lebanon Station T15S, R16E, Sec. 13. 29° 6' 8" N 82° 37' 53" W
Description Stem deep purplish red, Munsell hue 10RP 3/10; ligules moderate orange-yellow, 10YR 8/10; disk darker.
Habitat Slough.
Reproductive State Fertile
Collector G. R. Cooley 7125
with R.J. Eaton, J.D. Ray, Jr.
Collection Date 22 Sep 1959
Accession Number 15952
Image 15952.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: R. K. Jansen, 1982
Locality USA. Florida , Lee Co. : 3 mi. S of Bonita Springs. 27° 58' 60" N 82° 26' 27" W
Habitat Moist field near cypress [Taxodium] swamp.
Reproductive State Fertile
Collector R. P. Wunderlin 5380
with T.F. Wunderlin, J.E. Poppleton, A.G. Shuey
Collection Date 08 Dec 1974
Accession Number 115823
Image 115823.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: R. K. Jansen, 1982
Locality USA. Florida , Hillsborough Co. : Ca. 2 mi. N of Tampa on FL 581. 27° 56' 51" N 82° 27' 30" W
Habitat Roadside ditch.
Reproductive State Fertile
Collector R. P. Wunderlin 5624
Collection Date 18 Jun 1976
Accession Number 123486
Image 123486.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: R. K. Jansen, 1982
Locality USA. Florida , Hernando Co. : Weeki Wachee area, FL 595.
Habitat Growing in water; roadside, wet area.
Reproductive State Fertile
Collector P. Genelle 1015
with G. Fleming
Collection Date 27 Sep 1971
Accession Number 97766
Image 97766.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron. repens Walter A. H. Moore - Determined By: H. L. Stripling,
Acmella repens (Walter) Rich. - Determined By: R. K. Jansen, 1982
Locality USA. Florida , Levy Co. : 13 mi. NW of Dunnellon, FL 336. 29° 3' 15" N 82° 28' 14" W
Reproductive State Fertile
Collector H. Stripling 881
Collection Date 07 Aug 1960
Accession Number 83852
Image 83852.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Acmella repens (Walter) Rich.
Locality USA. Florida , Gilchrist Co. : At the end of the road to Hart Springs County Park, along the Suwannee River, ca. 7 mi. N of Fanning Springs. T9S, R13E, Sec. 25, SE¼ of NE¼. 30° 22' 60" N 82° 57' 0" W
Habitat Wooded riverbank and roadside.
Reproductive State Fertile
Collector B. F. Hansen 10823
with R.P. Wunderlin, C. vanHoek
Collection Date 25 Oct 1985
Accession Number 188678
Image 188678.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Locality USA. Florida , Citrus Co. : Crystal River; Citrus Avenue between 2nd and 3rd Streets. 28° 52' 0" N 82° 27' 0" W
Habitat Muck of wet ditch.
Reproductive State Fertile
Collector M. E. Schmid
Collection Date 28 Sep 1982
Accession Number 178767
Image 178767.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: B. F. Hansen, 1992
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Locality USA. Florida , Collier Co. : Collier-Seminole State Park. Burn zone 3; road along N fenceline. T51S, R27E, Sec. 26. 26° 7' 60" N 81° 28' 60" W
Description Forb to 60 cm tall.
Habitat Strand swamp.
Reproductive State Fertile
Collector J. Weber
Collection Date 03 Dec 1991
Accession Number 204490
Image 204490.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen
Determination History
Spilanthes repens (Walter) Michx.
Spilanthes americana (Mutis ex L. f.) Hieron. repens Walter A. H. Moore
Locality USA. Florida , Gadsden Co. : Near Chattahoochee. 30° 42' 19" N 84° 50' 35" W
Habitat River bottom.
Reproductive State Fertile
Collector A. H. Curtiss 6000
Collection Date 17 Sep 1897
Accession Number 209989
Image 209989.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen
Locality USA. Florida , Alachua Co. : Along FL 26 (NE 55th Boulevard) across from Gum Root Swamp Conservation Area, 7 mi. E of Gainesville; 0.1 mi. W of NE 39th Avenue, 4.5 mi. W of Orange Heights and US 301. T9S, R21E, Sec. 29. 29° 39' 5" N 82° 18' 38" W
Habitat Road ditch.
Reproductive State Fertile
Collector C. Slaughter 11131
Collection Date 11 Jun 1999
Accession Number 225934
Image 225934.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron. - Determined By: Shuey,
Acmella repens (Walter) Rich. - Determined By: R. K. Jansen, 1982
Locality USA. Florida , Brevard Co. : North Merritt Island; road leading E off FL 3, 0.6 mi. N of Wilsons Corner. T21S, R36E, Sec. 22, NE¼. 27° 57' 51" N 82° 24' 54" W
Habitat Grassy swale in flatwoods.
Reproductive State Fertile
Collector A.G. Shuey
Collection Date 14 Oct 1973
Accession Number 118910
Image 118910.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen
Locality USA. Florida , Pinellas Co. : Brooker Creek Preserve. Ca. 3 mi. S of Tarpon Springs Road in secondary powerline right-of-way. T27S, R16E, Sec. 25, NW¼ of SW¼. 29° 53' 20" N 82° 19' 57" W
Habitat Weedy areas in wet pine flatwoods.
Reproductive State Fertile
Collector B. F. Hansen 12617
with R.P. Wunderlin, A.M. Evans, P. Dooris
Collection Date 18 Nov 1993
Accession Number 209255
Image 209255.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: R. K. Jansen, 1982
Locality USA. Florida , Wakulla Co. : St. Marks.
Description Flowers yellow.
Habitat Sandy soil at roadside.
Reproductive State Fertile
Collector R. E. Perdue 1855
with R.K. Godfrey
Collection Date 25 Sep 1954
Accession Number 62848
Image 62848.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron. repens Walter A. H. Moore
Acmella repens (Walter) Rich. - Determined By: R. K. Jansen, 1982
Locality USA. Florida , Hillsborough Co. : E of Brandon on FL 60. 27° 56' 16" N 82° 17' 9" W
Description Creepin amidst species of Juncus, Axonopus.
Habitat Margin of small pond, with Eichhornia and cypress [Taxodium].
Reproductive State Fertile
Collector O. K. Lakela 23489
Collection Date 31 Oct 1960
Accession Number 20985
Image 20985.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: Wunderlin, 1984
Locality USA. Florida , Sumter Co. : Along Gator Creek, 1.25 mi. E of FL 471. T25S, R23E, Sec. 33, NW¼.
Habitat Low wet area surrounded by pine flatwoods.
Reproductive State Fertile
Collector G. Robinson 425
Collection Date 08 Oct 1981
Accession Number 161606
Image 161606.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: R. K. Jansen, 1982
Locality USA. Florida , Collier Co. : Lake Trafford, Immokalee; N side of lake road along canal bank. 26° 12' 39" N 81° 48' 24" W
Habitat Open pineland and palmetto [Serenoa repens] with grassy undergrowth.
Reproductive State Fertile
Collector R. W. Long 2415
with O. Lakela, K. Whitney, D. King
Collection Date 05 Feb 1967
Accession Number 79480
Image 79480.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: R. K. Jansen, 1982
Locality USA. Florida , Brevard Co. : Merritt Island; along FL 3 up to 0.25 mi. N of N-most guard station.
Habitat Roadside treeless sand pine [Pinus clausa] scrub.
Reproductive State Fertile
Collector R. W. Long 4019
with R.P. Wunderlin, J.E. Poppleton, S.D. Todd, A.G. Shuey
Collection Date 13 Oct 1973
Accession Number 111132
Image 111132.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: R. K. Jansen, 1982
Locality USA. Florida , Hillsborough Co. : S side of C-580, 3 mi W of Dale Mabry.
Reproductive State Fertile
Collector C. T. Reed
Collection Date 12 Oct 1963
Accession Number 57584
Image 57584.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: Wunderlin, 1984
Locality USA. Florida , Citrus Co. : Crystal River; Veteran's Drive, 1 block W of US 19.
Reproductive State Fertile
Collector M. E. Schmid
Collection Date 30 Aug 1983
Accession Number 177558
Image 177558.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: R. K. Jansen, 1982
Locality USA. Florida , Citrus Co. : Homosassa Springs, FL 490A. 28° 46' 53" N 82° 36' 54" W
Reproductive State Fertile
Collector P. Genelle 1619
with G. Fleming
Collection Date 22 Oct 1972
Accession Number 102270
Image 102270.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: Wunderlin, 1984
Locality USA. Florida , Hillsborough Co. : S side of C-580, 5 mi. W of Hillsborough overpass. 27° 55' 0" N 82° 20' 60" W
Habitat Wet ditch; shallow water and wet ground.
Reproductive State Fertile
Collector C. T. Reed
Collection Date 12 Oct 1963
Accession Number 175007
Image 175007.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana (Mutis ex L. f.) Hieron.
Acmella repens (Walter) Rich. - Determined By: Wunderlin, 1986
Locality USA. Florida , Citrus Co. : Crystal River; State Park Road, 2 blocks W of US 19.
Reproductive State Fertile
Collector M. E. Schmid
Collection Date 19 May 1983
Accession Number 180482
Image 180482.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Acmella repens (Walter) Rich.
Locality USA. Florida , Lee Co. : Corbett Road, ca. 0.5 mi. from N end, North Fort Myers.
Reproductive State Fertile
Collector E. Brown 5
Collection Date 06 Nov 1984
Accession Number 184130
Image 184130.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: J. M. Kunzer, 9 Apr 2009
Determination History
Tridax procumbens L.
Spilanthes americana (Mutis ex L. f.) Hieron. - Determined By: Crewz, Jun 1977
Locality USA. Florida , Pasco Co. : FL 52 ca. 9 mi. E of US 19.
Habitat Roadside.
Reproductive State Fertile
Collector K. Zeiler 31
Collection Date 29 Oct 1976
Accession Number 127349
Image 127349.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen
Locality USA. Florida , Pasco Co. : Starkey Wilderness Park. 2.5 mi. NNW of Odessa. T26S, R17E, Sec. 4, SE¼ of SE¼. 28° 11' 38" N 82° 35' 30" W
Habitat Depression marsh.
Reproductive State Flower
Collector E. M. Ferguson 468
Collection Date 13 Oct 2003
Accession Number 249729
Image 249729.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen
Locality USA. Florida , Glades Co. : Fisheating Creek Wildlife Management Area. 1.5 km NNW of the junction of US 27 and FL 29, 300 m W of US 27. T41S, R30E, Sec. 4, NE¼ of SE¼.
Habitat Disturbed floodplain forest (campground).
Reproductive State Flower Fruit
Collector A. R. Franck 1664
Collection Date 09 Dec 2009
Accession Number 252177
Image 252177.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen
Locality USA. Florida , Flagler Co. : Bulow Creek State Park. Ca. 3 km NNW of the junction of Walter Boardman Lane and Old Dixie Highway, ca. 1.2 km ESE of the junction of Old Kings Road (C-2001) and the Bulow Plantation Ruins Historic State Park entrance road. 29° 25' 48" N 81° 8' 29" W
Habitat Seepage creek in mature mesic forest.
Reproductive State Flower
Collector J. M. Kunzer 2698
with M. Kunzer, D. Spence
Collection Date 26 Dec 2008
Accession Number 253291
Image 253291.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen
Locality USA. Florida , Volusia Co. : Bulow Creek State Park. Ca. 1.5 km N of the junction of Old Dixie Highway and Walter Boardmen Lane. 29° 24' 54" N 81° 8' 26" W
Description Decumbent to scrambling herb.
Habitat Edge of mesic hammock.
Reproductive State Flower
Collector J. M. Kunzer 1650
with C. DuToit
Collection Date 08 May 2006
Accession Number 253416
Image 253416.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen
Locality USA. Florida , Hendry Co. : Okaloacoochee Slough State Forest. 8.4 km E of FL 29, 0.05 km N of C-832, along Oil Well Pad Road. 26° 36' 9" N 81° 21' 9" W
Habitat Roadside ditch.
Reproductive State Flower
Collector A. R. Franck 2329
Collection Date 09 Oct 2010
Accession Number 255985
Image 255985.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen
Locality USA. Florida , Brevard Co. : Merritt Island National Wildlife Refuge, Kennedy Space Center; E of FL 3, N of Happy Creek Road.
Habitat Swale marsh
Reproductive State Flower
Collector P. A. Schmalzer
with T. Kozusko
Collection Date 28 Sep 2010
Accession Number 258647
Image 258647.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen
Locality USA. Florida , Putnam Co. : Along C-209, West River Road, W of Dreamfield Boulevard, N of Palatka. 29° 46' 28" N 81° 35' 29" W
Habitat Along road.
Reproductive State Fertile
Collector W. D. Longbottom 16435
with D.H. Williams
Collection Date 29 Sep 2011
Accession Number 263002
Image 263002.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen
Locality USA. Florida , Clay Co. : Along C-209, between Chelsey Road and Pigville Lane. 29° 54' 36" N 81° 38' 42" W
Habitat Along roadside ditch.
Reproductive State Flower
Collector W. D. Longbottom 16445
with D.H. Williams
Collection Date 29 Sep 2011
Accession Number 262976
Image 262976.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen
Locality USA. Florida , Wakulla Co. : US 98, Coastal Highway, W of FL 363, Port Leon Drive, Town of St. Marks. 30° 11' 17" N 84° 13' 29" W
Habitat Roadside.
Reproductive State Flower
Collector W. D. Longbottom 16604
with D.H. Williams
Collection Date 01 Oct 2011
Accession Number 262982
Image 262982.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen
Locality USA. Florida , Marion Co. : Silver River State Park. Silver Springs. 29° 12' 11" N 82° 1' 29" W
Description Stems red; flowers yellow.
Habitat Floodplain; with Sabal palmetto, Acer rubrum, Taxodium distichum, Diodia virginiana, and Pluchea odorata.
Reproductive State Flower
Collector J. Hubbard 45
Collection Date 07 Aug 2005
Accession Number 264345
Image 264345.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen
Locality USA. Florida , Hillsborough Co. : Lower Green Swamp Preserve. E of old wooden bridge over Blackwater Creek and ca. 3 mi. E of the junction of Blackwater Creek with FL 39. T27S< R22E, Sec. 15, N½. 28° 6' 57" N 82° 3' 33" W
Habitat Cypress [Taxodium] swamp within floodplain forest.
Reproductive State Flower
Collector R. Chicone 973
Collection Date 05 Dec 2012
Accession Number 268477
Image 268477.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen
Locality USA. Florida , Charlotte Co. : W side of FL 31, ca. 450 m N of its intersection with Neal Road; at fence line. 26° 59' 33" N 81° 45' 37" W
Habitat Roadside.
Reproductive State Flower
Collector D. H. Williams 3890
with H.L. Williams
Collection Date 24 Dec 2013
Accession Number 271534
Image 271534.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen
Locality USA. Florida , Hillsborough Co. : Lower Green Swamp Preserve. Blackwater Creek floodplain, E of wooden bridge over Blackwater Creek, N of Blackwater Creek. T27S, R22E, Sec. 15, N½. 28° 6' 57" N 82° 3' 33" W
Description Creeping, decumbent herb.
Habitat Weedy, mesic pasture adjacent to floodplain hammock.
Reproductive State Flower
Collector R. Chicone 1170
with R. Wunderlich
Collection Date 20 Nov 2013
Accession Number 271841
Image 271841.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen
Locality USA. Florida , Flagler Co. : SW side of FL 100, 0.9 mi. SE of the Putnam County line, ca. 7 mi. SE of San Mateo and 16.5 mi. NW of Bunnell. T11S, R28E, Sec. 19, NE¼ of SW¼. 29° 31' 42" N 81° 30' 50" W
Habitat Burned mature open slash pine [Pinus elliottii] - saw palmetto [Serenoa repens] flatwoods.
Reproductive State Fertile
Elevation 15 to 20 ft
Collector S. L. Orzell 18508
with E.L. Bridges
Collection Date 17 Oct 1991
Accession Number 273629
Image 273629.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen
Locality USA. Florida , Putnam Co. : Front of Williamson's Food Store, FL 20, Melrose. 29° 42' 38" N 82° 2' 38" W
Habitat Drainage ditch.
Reproductive State Flower
Collector S. Myers 1192
with G. Tinsley
Collection Date 26 Oct 2013
Accession Number 275123
Image 275123.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: B. F. Hansen, Apr 2017
Determination History
Spilanthes americana Hieron.
Locality USA. Florida , Monroe Co. : 2 mi. W of Pinecrest. 25° 43' 60" N 80° 55' 60" W
Description Ca. 1.5 ft. tall; flowers yellow.
Habitat Low ground in cypress [Taxodium] swamp, full sun, moist soil.
Reproductive State Flower
Collector E. A. Skinner
Collection Date 18 Nov 1967
Accession Number 292298
Image 292298.JPG
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen
Locality USA. Florida , Washington Co. : US 90 at Choctawhatchee River. 30° 46' 32" N 85° 49' 36" W
Habitat Swampy woods along flood plain of river.
Reproductive State Flower
Collector W. D. Longbottom
with D.H. Williams
Collection Date 18 May 2016
Accession Number 293216
Image 293216.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens R. K. Jansen - Determined By: C. vanHoek, 2016
Locality USA. Florida , Polk Co. : Green Swamp.
Reproductive State Fertile
Collector M. L. Gilbert
Collection Date 28 Sep 1986
Accession Number 293837
Image 293837.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen
Locality USA. Florida , Hillsborough Co. : Cypress Creek Preserve. 28° 8' 19" N 82° 23' 53" W
Habitat Floodplain adjacent to mesic hammock.
Reproductive State Flower
Collector J. R. Campbell
with S. Dickman
Collection Date 17 Nov 2016
Accession Number 293317
Image 293317.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen
Locality USA. Florida , Hillsborough Co. : Cypress Creek Preserve. 28° 8' 28" N 82° 23' 56" W
Habitat Floodplain forest.
Reproductive State Fertile
Collector J. R. Campbell
Collection Date 15 Jul 2015
Accession Number 296693
Image 296693.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia R. K. Jansen repens R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana Hieron. repens A. H. Moore
Acmella repens (Rich.) Pers. repens - Determined By: R. K. Jansen, 1982
Locality USA. South Carolina , Orangeburg Co. : Cow Castle Creek on SC 121; just E of Bowman.
Habitat Pasture.
Reproductive State Flower
Collector H. E. Ahles
Collection Date 26 Sep 1957
Accession Number 15255
Image 15255.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia R. K. Jansen repens R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana Hieron.
Acmella repens (Rich.) Pers. repens - Determined By: R. K. Jansen, 1982
Locality USA. Mississippi , Wilkinson Co. : Homo Chitto river; 15 mi. SE of Natchez.
Habitat Bottomland hardwoods in floodplain.
Reproductive State Flower
Collector J. D. Ray, Jr.
Collection Date 12 Aug 1955
Accession Number 36195
Image 36195.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia R. K. Jansen repens R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana Hieron.
Acmella repens (Rich.) Pers. repens - Determined By: R. K. Jansen, 1982
Locality USA. Mississippi , Lincoln Co. : Walter McGuffie place; 4 mi. SE of Bogue Chitto.
Habitat Moist slope of mixed hardwoods: beech, white oak, hornbeam, styrax, Illicium, Itea.
Reproductive State Flower
Collector J. D. Ray, Jr.
Collection Date 10 Aug 1955
Accession Number 17326
Image 17326.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia R. K. Jansen repens R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana Hieron.
Acmella repens (Rich.) Pers. repens - Determined By: R. K. Jansen, 1982
Locality USA. Mississippi , Lincoln Co. : 4 mi. SE of Bogue Chitto.
Habitat Moist slope in mixed hardwoods: beech, white oak, hornbeam, styrax, Illicium, Itea.
Reproductive State Flower
Collector J. D. Ray, Jr.
Collection Date 10 Aug 1955
Accession Number 43783
Image 43783.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia R. K. Jansen repens R. K. Jansen - Determined By: Wunderlin, Apr 2015
Determination History
Spilanthes americana Hieron. repens A. H. Moore
Locality USA. South Carolina , Berkeley Co. : Junction of UA 17A and US 52; ca. 1 mi. N of Moncks Corner.
Habitat In a ditch.
Reproductive State Flower
Collector V. E. McNeilus
Collection Date 19 Sep 2000
Accession Number 278982
Image 278982.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia R. K. Jansen repens R. K. Jansen - Determined By: Wunderlin, 1996
Determination History
Spilanthes americana Hieron.
Locality USA. Louisiana , Ouachita Par. : Well N of Old Sterlington Road at junction with Donaire Drive, Monroe. T18N, R4W, Secs. 41 & 42.
Habitat Woods and gas.
Reproductive State Flower
Collector D. D. Taylor
with B.E. Dutton
Collection Date 26 Aug 1983
Accession Number 217702
Image 217702.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia R. K. Jansen repens R. K. Jansen - Determined By: B. F. Hansen, 1993
Determination History
Spilanthes americana Hieron. repens A. H. Moore - Determined By: S. R. Hill, Nov 1992
Locality USA. South Carolina , McCormick Co. : Sumter National Forest, compartments 239 (stand 2), compartment 240 (stand 1); Long Cane Creek, W side; S of c-117.
Description Rays and disc golden-yellow; rather common prostrate-creeping herb; stems rooting at nodes; inflorescence erect.
Habitat Marsh.
Reproductive State Flower
Collector S. R. Hill
with J. Wilson
Collection Date 27 Sep 1992
Accession Number 206986
Image 206986.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia R. K. Jansen repens R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana Hieron. - Determined By: P. Genelle & G. Fleming,
Acmella repens (Rich.) Pers. repens - Determined By: R. K. Jansen, 1982
Locality USA. Mississippi , Bolivar Co. : Ca. 6 mi. W of Lobdell.
Habitat Mature delta hardwood forest of sweetgum, bitter pecan, overcup, and willow oak.
Reproductive State Flower
Collector J. D. Ray, Jr.
Collection Date 16 Jul 1955
Accession Number 115345
Image 115345.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia R. K. Jansen repens R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana Hieron.
Acmella repens (Rich.) Pers. repens - Determined By: R. K. Jansen, 1982
Locality USA. Mississippi , Sharkey Co. : Delta Purchase Unit; ca. 11 mi. SE of Rolling Fork.
Habitat Low ridge in bottomland forest; canopy of Nuttall, willow and overcup oak, sweegum, red maple, and elm.
Reproductive State Flower
Collector J. D. Ray, Jr.
Collection Date 11 Jul 1955
Accession Number 297316
Image 297316.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia R. K. Jansen repens R. K. Jansen - Determined By: B. F. Hansen, 1996
Determination History
Spilanthes americana Hieron.
Locality USA. Louisiana , Ouachita Par. : Callaway Plantation; E of US 165 and Bosco. T15N, R4E, Sec. 15.
Habitat Fallow rice field.
Reproductive State Flower
Collector D. D. Taylor
with Aquatic Plants Class
Collection Date 12 Jul 1983
Accession Number 218507
Image 218507.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia R. K. Jansen repens R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana Hieron.
Acmella repens (Rich.) Pers. repens - Determined By: R. K. Jansen, 1982
Locality USA. Mississippi , Harrison Co. : Mississippi City.
Habitat In marsh.
Reproductive State Flower
Collector S. C. Hood
Collection Date 06 Sep 1947
Accession Number 9840
Image 9840.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia R. K. Jansen repens R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana Hieron. repens A. H. Moore
Acmella repens (Rich.) Pers. - Determined By: B. F. Hansen, 1985
Locality USA. South Carolina , Jasper Co. : Savannah River; 0.6 mi. due W of junction of SC 119 and lowe rportion of secondary road C-17-119.
Description Plants to 2 ft. tall; frequently decumbent, rays yellow; very abundant.
Habitat With Sphenoclea along river in rich alluvial soil.
Reproductive State Flower
Collector C. A. Aulbach-Smith
with B. Kowalczyk
Collection Date 29 Oct 1980
Accession Number 183602
Image 183602.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia R. K. Jansen repens R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana Hieron.
Acmella repens (Rich.) Pers. repens - Determined By: R. K. Jansen, 1982
Locality USA. Louisiana , St. John the Baptist Par. : Laplance Plantation off LA 44 at a point where River Road and Airline Highway are closest.
Description Frequent; 2 ft. to 3 ft.
Habitat Ditchbank next to sugarcane field.
Reproductive State Flower
Collector A. Ashbey
Collection Date 06 Oct 1956
Accession Number 18246
Image 18246.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia R. K. Jansen repens R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana Hieron.
Acmella repens (Rich.) Pers. repens - Determined By: R. K. Jansen, 1982
Locality USA. Louisiana , Lasalle Par. : Beside US 84; 1 mi. S of Whitehall; just E of Old River.
Habitat Beside a small pond.
Reproductive State Flower
Collector R. D. Thomas
Collection Date 23 Sep 1967
Accession Number 84386
Image 84386.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia R. K. Jansen repens R. K. Jansen - Determined By: Wunderlin, 1986
Determination History
Spilanthes americana Hieron.
Acmella repens (Rich.) Pers. - Determined By: Wunderlin, 1984
Locality USA. Louisiana , St. Landry Par. : Along US 79; 8 mi. N of intersection with US 190. 30° 3' 60" N 91° 19' 60" W
Habitat Moderate, roadside, sandy loam.
Reproductive State Flower
Collector D. K. Williams
Collection Date 07 Sep 1978
Accession Number 139504
Image 139504.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen
Locality USA. Florida , Manatee Co. : Along FL 62, 7.3 m i. W of the town of Duette. 27° 35' 18" N 82° 14' 22" W
Habitat Roadside.
Reproductive State Flower
Collector W. D. Longbottom
with D.H. Williams
Collection Date 09 Nov 2015
Accession Number 300625
Image 300625.JPG
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: B. F. Hansen, Apr 2023
Determination History
Spilanthes americana Hieron.
Locality USA. Florida , Pasco Co. : Upper Hillsborough Flood Detention Area, near Zephyrhills.
Habitat Mesic oak.
Reproductive State Flower
Collector T. F. Rochow
Collection Date 22 Oct 1974
Accession Number 304975
Image 304975.jpg
Plant Atlas Link Plant Atlas Citation

Acmella oppositifolia
Family Name Asteraceae
Currently Accepted Name Acmella oppositifolia (Lam.) R. K. Jansen repens Walter R. K. Jansen - Determined By: B. F. Hansen, Apr 2023
Determination History
Coreopsis lanceolata L.
Locality USA. Florida , Polk Co. : Orange Park Mine #2.
Habitat Cypress [Taxodium], unburned.
Reproductive State Flower
Collector C. F. Caudle
Collection Date 17 Dec 1963
Accession Number 305102
Image 305102.jpg
Plant Atlas Link Plant Atlas Citation