[Specimen details]

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Pinellas Co. : Lake Tarpon. 28° 1' 60" N 82° 34' 0" W
Description Aquatic, in 3-4 ft. [of water]; flowers papery-white.
Reproductive State Flower
Collector S. A. Putnam
with P.M. Dooris, W. Courser
Collection Date 21 Nov 1973
Accession Number 116343
Image 116343.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Sarasota Co. : Myakka River State Park. 27° 18' 0" N 82° 16' 0" W
Description Submerged in 1-2 m of water, 8-10 m off shore; flowers delicate and white.
Reproductive State
Collector L. E. Peaden
Collection Date 23 Apr 1971
Accession Number 98403
Image 98403.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Broward Co. : Along reservation road 0.5 mi. N of FL 84, 1.5 mi. E of the Collier County line; ca. 27 mi. W of Andytown. T49S, R35E. 26° 8' 45" N 80° 26' 30" W
Habitat Canal.
Reproductive State
Collector B. F. Hansen 10526
with J. Hansen
Collection Date 18 Oct 1985
Accession Number 188264
Image 188264.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Pinellas Co. : Lake Tarpon. 28° 1' 60" N 82° 34' 0" W
Description Aquatic.
Reproductive State Flower
Collector S. A. Putnam
with E.W. Schupp, W. Courser
Collection Date 09 Nov 1973
Accession Number 114450
Image 114450.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Pinellas Co. : Sawgrass Lake Park; canal, Sawgrass Lake. 30° 11' 34" N 81° 22' 14" W
Reproductive State
Collector E. Stere 55
with D. Hatten
Collection Date 30 Oct 1978
Accession Number 140394
Image 140394.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Hillsborough Co. : University of South Florida Greenhouse Pond. 28° 0' 0" N 82° 0' 0" W
Description Dense bottom growth.
Reproductive State
Collector O. K. Lakela 31757
Collection Date 23 Nov 1968
Accession Number 84413
Image 84413.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Pinellas Co. : Dunedin Hammock, Dunedin; East Woods Road. 28° 1' 11" N 82° 46' 18" W
Habitat Drainage ditch.
Reproductive State
Collector P. Genelle 2411
with G. Fleming
Collection Date 25 Sep 1976
Accession Number 126622
Image 126622.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Pinellas Co. : Moccasin Lake Park. Clearwater; Alligator Creek, NE catch basin. 27° 57' 54" N 82° 54' 40" W
Description In water.
Reproductive State
Collector G. Fleming 3688
Collection Date 21 Apr 1984
Accession Number 177603
Image 177603.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Orange Co. : Ca. 1 mi. E of McCoy Air Force Base. T24S, R30E, Sec. 3.
Habitat Created herbaceous wetland.
Reproductive State
Collector J. Cutler
Collection Date 07 May 1992
Accession Number 206416
Image 206416.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Volusia Co. : Bulow Creek State Park. Ca. 1.75 km NE of the junction of Old Dixie Highway and Walter Boardman Lane, along S bank of Korona Canal. 29° 24' 54" N 81° 8' 12" W
Description Submerged aquatic.
Habitat Shallow canal traversing mesic hammock.
Reproductive State
Collector J. M. Kunzer 1648
with C. DuToit
Collection Date 08 May 2006
Accession Number 243325
Image 243325.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Broward Co. : Coral Springs. 26° 16' 16" N 80° 16' 14" W
Description Submersed in shallow water.
Habitat Canal.
Reproductive State
Collector W. L. McCart 11313
Collection Date 21 Feb 1970
Accession Number 98327
Image 98327.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Broward Co. : Holmberg road, 10 mi. W of Deerfield. 26° 19' 0" N 80° 5' 60" W
Description Submersed in shallow water.
Habitat Canal.
Reproductive State
Collector W. L. McCart 11245
Collection Date 07 Dec 1969
Accession Number 89413
Image 89413.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Hillsborough Co. : Upper reaches of the Little Manatee River. 27° 28' 60" N 82° 10' 60" W
Habitat With Potamogeton and Ceratophyllum.
Reproductive State
Collector A.G. Shuey
Collection Date 03 May 1974
Accession Number 116784
Image 116784.jpg
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Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Leon Co. : Lake Jackson, ca. 8 mi. N of Tallahassee along US 27. 30° 26' 18" N 84° 16' 51" W
Description In water ca. 20 cm deep; corolla white.
Habitat Sandy substrate.
Reproductive State Flower
Collector R. R. Haynes 8670
Collection Date 19 Sep 1982
Accession Number 219554
Image 219554.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Hernando Co. : Withlacoochee River, ca. 5.7 km NW of the junction of FL 50 and US 98. T22S, R21E, Sec. 27. 28° 21' 0" N 81° 49' 0" W
Description Sessile, benthic.
Reproductive State
Collector J. M. Kunzer 1825
with A. Schmidt, J. Stites, C. Liberton
Collection Date 10 Jun 2006
Accession Number 243391
Image 243391.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Hillsborough Co. : Hillsborough River State Park. 20 mi. NE of Tampa on US 301. T27S, R21E, Sec's 7, 8, 9. 27° 55' 0" N 82° 20' 60" W
Reproductive State
Collector A. N. Arcuri 639
Collection Date 18 Nov 1977
Accession Number 148644
Image 148644.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Broward Co. : Tradewinds Park; I-95 to Sample Road, W on Sample Road. 27° 58' 37" N 82° 23' 34" W
Reproductive State
Collector P. L. Howell 213
Collection Date 22 Apr 1998
Accession Number 230911
Image 230911.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Orange Co. : South Semoran Boulevard (FL 436), ca. 250 ft. S of Gatlin Avenue, Orlando. 28° 29' 42" N 81° 18' 36" W
Habitat Drainage ditch.
Reproductive State
Collector S. Myers 242
Collection Date 01 Aug 2001
Accession Number 229558
Image 229558.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Lake Co. : Lake Harris. 30° 23' 60" N 86° 43' 60" W
Reproductive State Flower
Collector R. F. Daubenmire
with J. Daubenmire
Collection Date 25 Oct 1986
Accession Number 193789
Image 193789.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Hillsborough Co. : Lake Park, front lake.
Description Submersed, attached aquatic.
Reproductive State
Collector C. G. Wright 89
Collection Date 24 Aug 1978
Accession Number 135612
Image 135612.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle - Determined By: T. MacClendon, 01 Sep 2004
Locality USA. Florida , Brevard Co. : South Central Regional Wastewater System (SCREWS), Vierra Wetlands. 28° 13' 42" N 80° 45' 47" W
Description Green herb, rooted and floating.
Habitat Flag marsh.
Reproductive State
Collector T. MacClendon 297
with K.R. Weichman, J. Stahl, C. Koeppel
Collection Date 01 Sep 2004
Accession Number 239651
Image 239651.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Leon Co. : At boat landing/picnic area along US 27 at Lake Jackson, ca. 8 mi. NW of Tallahassee. T2N, R1W, Sec. 32. 30° 26' 18" N 84° 16' 51" W
Habitat Lake shore and adjacent weedy areas.
Reproductive State
Collector B. F. Hansen 11058
with R.P. Wunderlin
Collection Date 17 Jul 1986
Accession Number 189598
Image 189598.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Broward Co. : Holmberg Road, 10 mi. W of Deerfield. 26° 19' 0" N 80° 5' 60" W
Description Submersed in shallow water.
Habitat Canal.
Reproductive State
Collector W. L. McCart 11357
Collection Date 28 Feb 1970
Accession Number 98305
Image 98305.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Manatee Co. : Near bridge over Manatee River at junction of FL 675 and FL 64. T34S, R20E, Sec. 34. 27° 29' 47" N 82° 32' 22" W
Reproductive State
Collector G. Robinson 631
with R.P. Wunderlin, B.F. Hansen
Collection Date 06 Jun 1984
Accession Number 177981
Image 177981.jpg
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Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Pinellas Co. : NE Clearwater, McCauley Road. 27° 57' 54" N 82° 54' 40" W
Habitat Sinkhole pond.
Reproductive State
Collector P. Genelle 1043
with G. Fleming
Collection Date 10 Oct 1971
Accession Number 100369
Image 100369.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Hillsborough Co. : Hillsborough River State Park. 20 mi. NE of Tampa on US 301. T27S, R21E, Sec's 7, 8, 9. 27° 55' 0" N 82° 20' 60" W
Reproductive State
Collector A. N. Arcuri 267
Collection Date 16 Jun 1977
Accession Number 146648
Image 146648.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Okeechobee Co. : Lake Okeechobee public access point at Nubbin Slough, ca. 4.5 mi. (s.l.d.) SE of Okeechobee. T38S, R36E, Sec. 6, NW¼ of SE¼. 27° 14' 38" N 80° 49' 47" W
Habitat Shallow water along lakeshore.
Reproductive State
Collector B. F. Hansen 11270
with R.P. Wunderlin, K. Kuhlman
Collection Date 25 Sep 1986
Accession Number 191559
Image 191559.jpg
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Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , DeSoto Co. : Deep Creek Preserve (Southwest Florida Water Management District property), 800 ha. on W side of Peace River (empties into Charlotte Harbor ca. 8 km SSW), ca. 4.5 km NE of the junction of I-75 and Kings Highway (C-769), accessed by SW Peace River Street; 13 km E of path of eye of Hurricane Charley (13 Aug 2004). 27° 2' 0" N 82° 0' 0" W
Habitat Middle of 30 cm deep stream through a mesic hammock.
Reproductive State
Collector A. R. Franck 827
Collection Date 28 Aug 2008
Accession Number 246770
Image 246770.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Pasco Co. : Werner-Boyce Salt Springs State Park. Double Hammock Creek, at the Scenic Drive culvert. T25S, R16E, Sec. 16, NW¼ of SE¼.
Habitat Submersed in creek.
Reproductive State
Collector C. vanHoek
with G. O'Connor
Collection Date 10 Jun 2004
Accession Number 247982
Image 247982.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Indian River Co. : 23rd Street, Vero Beach. 27° 38' 30" N 80° 23' 10" W
Habitat Roadside ditch.
Reproductive State
Collector S. Myers 519
Collection Date 08 May 2011
Accession Number 259238
Image 259238.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Jefferson Co. : Wacissa Springs, headwaters of the Wacissa River. 30° 20' 24" N 83° 59' 29" W
Reproductive State
Collector S. Myers 531
Collection Date 10 Aug 2011
Accession Number 263371
Image 263371.jpg
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Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Levy Co. : Henry Beck County Park; in the Wekiva River, 5 mi. E of Gulf Hammock on C-343. 28° 47' 34" N 81° 25' 26" W
Reproductive State
Collector S. Myers 534
Collection Date 27 Aug 2011
Accession Number 263369
Image 263369.jpg
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Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Osceola Co. : "The Loop" shopping mall, John Young Parkway and Osceola Parkway, Kissimmee. 28° 20' 36" N 81° 25' 17" W
Habitat Retention pond.
Reproductive State
Collector S. Myers 698
Collection Date 15 Sep 2012
Accession Number 265471
Image 265471.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Okaloosa Co. : Karrick Lake, Baker. 30° 53' 47" N 86° 38' 39" W
Reproductive State
Collector F. Butera
with M. King
Collection Date 26 Sep 2013
Accession Number 271812
Image 271812.jpg
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Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Pinellas Co. : Sawgrass Lake Park, 25th Street N, St. Petersburg. 30° 11' 34" N 81° 22' 14" W
Description Common.
Habitat Drainage canal.
Reproductive State
Collector C. B. Cochrane
Collection Date 21 Apr 1998
Accession Number 275536
Image 275536.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Hardee Co. : Paynes Creek Historic State Park. 0.05 km W of Peace Raver, 2.2 km E of US 17, 3 km S of the Polk County line. 27° 37' 10" N 81° 48' 7" W
Description Submerged.
Habitat Edge of creek.
Reproductive State
Collector A. R. Franck 3318
with P.J. Simoes
Collection Date 09 May 2014
Accession Number 276400
Image 276400.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Osceola Co. : Canoe Creek Service Plaza, Florida Turnpike, 11 mi. S of Kissimmee. 28° 5' 47" N 81° 16' 30" W
Habitat Retention pond.
Reproductive State
Collector S. Myers 1325
Collection Date 23 Jun 2014
Accession Number 277305
Image 277305.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Georgia , Seminole Co. : Beside SR 253. Near Lake Seminole State Park.
Description Plants form propagules of tight buds; female flowers; white.
Habitat Fishpond.
Reproductive State
Collector S. B. Jones 23657
with J. Stutts, A. Gholson
Collection Date 05 Sep 1979
Accession Number 161732
Image 161732.jpg
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Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. South Carolina , Berkeley Co. : Back Creek Resevoir at the mouth of the intake canal to S.C.E. & G. Williams Station.
Description Covering up to 2 acres.
Habitat Associated with Ludwigia uruguayensis and Eichornia crassipes.
Reproductive State
Collector S. Kozlowski
with D. Johnson
Collection Date 06 Jul 1984
Accession Number 197533
Image 197533.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. North Carolina , Wake Co. : Lake Wheeler at city park; N side of boat ramps.
Description Abundant; staminate flowers free-floating and numerous; pistillate opening at surface.
Habitat Submerged in water 2 to 4 ft. deep. Staminate and pistillate plants present.
Reproductive State
Collector C. A. Aulbach-Smith 4183
with K. Langeland
Collection Date 24 Aug 1986
Accession Number 205154
Image 205154.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. South Carolina , Clarendon Co. : Elliots Flats; 0.5 mi. SE of Elliots Landing; Lake Marion.
Description Locally abundant.
Habitat Submersed, rooted in 3 ft. of water.
Reproductive State
Collector C. A. Aulbach-Smith 2820
with J. Pickett, P. Mancusi-Ungaro
Collection Date 23 Sep 1983
Accession Number 197528
Image 197528.jpg
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Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Louisiana , Terrebonne Par. : Lake Theriot.
Description Abundant; covering most of lake.
Habitat Several areas of Myriophyllum spicatum, Alternanthera, Eichornia, and Ceratophyllum demersum.
Reproductive State
Collector G. N. Montz 4564
with W. E. Thompson
Collection Date 24 May 1978
Accession Number 153236
Image 153236.jpg
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Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Alabama , Choctaw Co. : Lake Coffeeville of Tombigbee River ca. 9 mi. E of Silas. T9N, R2W, Sec. 13.
Description Abundant.
Reproductive State
Collector R. R. Haynes 7000
Collection Date 02 Dec 1978
Accession Number 163209
Image 163209.jpg
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Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Georgia , Jones Co. : Juliette Dam at Ocmulgee River, East Juliette. 33° 6' 22" N 83° 47' 35" W
Habitat In river edge.
Reproductive State
Collector A. R. Franck 3982
with K.C.Alexander, M. Tomyn, K.M. Sutter
Collection Date 28 Nov 2015
Accession Number 282262
Image 282262.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle - Determined By: S. R. Hill, Sep 1993
Locality Dominica. St. Paul Par. : Morne Daniel Road above Canefield. 15° 20' 12" N 61° 23' 32" W
Description Aquatic, flowers whitish, tubers white; frequent.
Habitat Above partially built hotel; submersed near surface; in pond.
Reproductive State
Elevation 300 to ft
Collector S. R. Hill
Collection Date 10 Mar 1993
Accession Number 213339
Image 213339.JPG
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Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Santa Rosa Co. : Collins Mill Creek above Broad Street, Milton. 30° 37' 33" N 87° 2' 16" W
Reproductive State
Collector R. Abad
Collection Date 19 May 2014
Accession Number 291939
Image 291939.JPG
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Miami-Dade Co. : Canal by bridge ca. 2 mi. N of Sunset Drive as it crosses the Florida Turnpike. 25° 42' 21" N 80° 21' 8" W
Description Abundant; dominant here.
Habitat Canal, in association with localized dense cover of Spirodela polyrhiza and Lemna minor.
Reproductive State
Collector R. E. Mossman
Collection Date 10 Feb 1973
Accession Number 291996
Image 291996.JPG
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle - Determined By: F. Butera,
Locality USA. Florida , Holmes Co. : Blue Creek at Valee Raod, below Vortex Springs, Bonifay. 30° 45' 41" N 85° 56' 42" W
Description Very sparse, escaped from upstream, privately owned recreation area (Vortex Springs).
Reproductive State
Collector F. Butera
Collection Date 09 Sep 2015
Accession Number 291970
Image 291970.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle - Determined By: F. Butera,
Locality USA. Florida , Escambia Co. : Lake Stone (an impoundment of Wiggins Branch), Lake Stone Recreation Area, Century. 30° 47' 5" N 87° 17' 26" W
Description Dominant plant throughout lake.
Reproductive State
Collector F. Butera
Collection Date 04 Jun 2015
Accession Number 291969
Image 291969.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle - Determined By: C. E. Wood,
Determination History
Hydrilla verticillata (L. f.) Royle
Locality Panama. Canal Zone Prov. Near Frijoles railroad station, in Gatun Lake waters. 7° 39' 0" N 81° 43' 0" W
Description Sterile fresh water plant.
Reproductive State Fertile
Collector M. D. Correa A.
with R. L. Dressler
Collection Date 23 Mar 1968
Accession Number 83400
Image 83400.jpg
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Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle - Determined By: R. L. Lazor,
Locality Panama. Canal Zone Prov. Pan Canal Company; Department of Sanitation Boat Dock; 2 mi. N of Gamboa. 9° 7' 60" N 79° 42' 0" W
Description Flowers white, delicate, floating.
Habitat Along shore and floating islands of Eichornia sp.(s), a mixed company of Hydrilla and Elodea (Lazor 3494).
Reproductive State Fertile
Collector R. L. Lazor
Collection Date 26 May 1969
Accession Number 91426
Image 91426.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality Venezuela. Aragua Emo. Camatagua, near Camatagua. 9° 47' 15" N 66° 54' 22" W
Description Abundant; flower white.
Habitat Water along dam.
Reproductive State Fertile
Collector R. R. Haynes
Collection Date 12 Mar 1980
Accession Number 152072
Image 152072.jpg
Plant Atlas Link Plant Atlas Citation

Hydrilla verticillata
Family Name Hydrocharitaceae
Currently Accepted Name Hydrilla verticillata (L. f.) Royle
Locality USA. Florida , Hillsborough Co. : Balm Scrub Preserve, Balm; Bullfrog Creek. 27° 44' 36" N 82° 17' 19" W
Description Submerged aquatic.
Reproductive State
Collector S. Dickman
Collection Date 30 Oct 2012
Accession Number 301417
Image 301417.jpg
Plant Atlas Link Plant Atlas Citation