Herbarium Specimen Details

Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid. - Determined By: L. J. Davenp., 1988
Determination History
Spirodela polyrrhiza L. Schleid.
Spirodela oligorhiza Kurz Hegelm. - Determined By: Lakela,
Spirodela polyrhiza L. Schleid.
Spirodela polyrhiza L. Schleid. - Determined By: D. W. Hall, 06 Mar 1973
Spirodela polyrhiza L. Schleid. - Determined By: Landolt, 1980
Locality USA. Florida , Collier Co. : Lake Trafford, W of Immokalee. 26° 12' 39" N 81° 48' 24" W
Description Sterile; afloat.
Habitat Shore waters.
Reproductive State
Collector O. K. Lakela
Collection Date 26 Sep 1964
Accession Number 61321
Image 61321.jpg
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Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid. - Determined By: L. J. Davenp., 1988
Determination History
Spirodela polyrhiza L. Schleid.
Spirodela polyrhiza L. Schleid. - Determined By: D. W. Hall, Mar 1973
Spirodela polyrhiza L. Schleid. - Determined By: Landolt, 1980
Locality USA. Florida , Leon Co. : Edge of Lake Munson, near Tallahassee. 30° 26' 18" N 84° 16' 51" W
Description Pure stands floating.
Habitat On water under cypress [Taxodium] trees.
Reproductive State
Collector R. K. Godfrey
Collection Date 15 Mar 1956
Accession Number 1643
Image 1643.jpg
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Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid. - Determined By: L. J. Davenp., 1988
Determination History
Spirodela polyrhiza L. Schleid.
Spirodela polyrhiza L. Schleid. - Determined By: D. W. Hall, Mar 1973
Spirodela polyrhiza L. Schleid. - Determined By: Landolt, 1980
Locality USA. Florida , Hillsborough Co. : University of South Florida area collection; Tampa. 27° 56' 51" N 82° 27' 30" W
Habitat With algae and water fern; [with Landoltia punctata]; greenhouse tank.
Reproductive State
Collector O. K. Lakela
Collection Date 23 Dec 1970
Accession Number 93064
Image 93064.jpg
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Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid. - Determined By: L. J. Davenp., 1988
Determination History
Spirodela polyrhiza L. Schleid.
Locality USA. Florida , Glades Co. : Near railroad crossing along US 27, several miles S of Fisheating Creek.
Habitat On mud and surface of water of drying pond.
Reproductive State
Collector D. S. Correll
with H.B. Correll
Collection Date 04 Nov 1981
Accession Number 165885
Image 165885.jpg
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Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid.
Locality USA. Florida , Lee Co. : Ca. 6.5 mi. E of the junction I-75 and Corkscrew Road (C-850) on a ca. 1400 acre parcel of land on the N side of Corkscrew Road. 26° 27' 40" N 81° 39' 36" W
Description Floating aquatic.
Habitat Large ditch in tame pasture.
Reproductive State
Collector J. M. Kunzer
Collection Date 11 Feb 2006
Accession Number 242180
Image 242180.jpg
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Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid.
Locality USA. Florida , Hardee Co. : Along FL 62 at Horse Creek, 1.5 mi. E of the Manatee County line; 5 mi. W of Fort Green Springs. T33S, R23E, Sec. 20, NE¼ of SW¼. 27° 28' 60" N 82° 10' 60" W
Habitat In water and along creek edges.
Reproductive State
Collector B. F. Hansen
with R.P. Wunderlin
Collection Date 09 Nov 1993
Accession Number 208439
Image 208439.jpg
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Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid.
Locality USA. Florida , Pasco Co. : Werner-Boyce Salt Springs State Park. Ca. 0.75 mi. W of Scenic Drive and 0.67 mi. NW of Jasmine Road. T25S, R16E, Sec. 16, SE¼ of NW¼.
Habitat Marsh lake.
Reproductive State
Collector C. vanHoek
with G. O'Connor
Collection Date 06 Mar 2002
Accession Number 233651
Image 233651.jpg
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Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid.
Locality USA. Florida , Suwannee Co. : Ichetucknee Springs State Park. W of section 3B on W side of river; ca. 3.2 mi. SW of N entrance under 2nd powerline; 6 mi. NW of Fort White off of C-238. T6S, R15E, Sec. 23.
Description Infrequent, floating herb; many roots per plant; front of leaf with red dot in center; back of leaf purple.
Habitat Floodplain marsh bordering spring-fed river; with Najas guadalupensis and Lemna valdiviana.
Reproductive State
Collector B. J. Herring
with W. Judd
Collection Date 26 Oct 1992
Accession Number 211202
Image 211202.jpg
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Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid. - Determined By: L. J. Davenp., 1988
Determination History
Spirodela polyrhiza L. Schleid.
Spirodela polyrhiza L. Schleid. - Determined By: D. W. Hall, Mar 1973
Spirodela polyrhiza L. Schleid. - Determined By: Landolt, 1980
Locality USA. Florida , Collier Co. : Lake Trafford, Immokalee. 26° 12' 39" N 81° 48' 24" W
Description Floating.
Habitat Canal, among tufts of Najas.
Reproductive State
Collector O. K. Lakela
Collection Date 28 Jul 1967
Accession Number 83922
Image 83922.jpg
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Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid.
Locality USA. Florida , DeSoto Co. : Deep Creek Preserve. Ca. 900 ha on W side of Peace River, ca. 4.5 km NE of junction I-75 and Kings Highway (C-769). 27° 2' 0" N 82° 0' 0" W
Habitat Small puddle from receding stream, intersected by a trail.
Reproductive State
Collector A. R. Franck
Collection Date 09 Mar 2009
Accession Number 248934
Image 248934.jpg
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Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid.
Locality USA. Florida , Seminole Co. : Sanford; Brisson Avenue, E roadside between C-415 (Celery Avenue) and Pinefield Drive. 28° 48' 2" N 81° 16' 23" W
Description Small population.
Habitat Roadside ditch shaded by wooded edge.
Reproductive State
Collector D. H. Williams
with D. Scheels, E. Scheels, M. Scheels
Collection Date 14 Dec 2011
Accession Number 262566
Image 262566.jpg
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Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid.
Locality USA. Florida , Charlotte Co. : Prairie Creek Preserve. 8 km E of US 17, 1.2 km S of DeSoto County line, along Prairie Creek. 27° 1' 25" N 81° 52' 40" W
Reproductive State
Collector A. R. Franck
with R. Chicone
Collection Date 16 Jan 2011
Accession Number 261279
Image 261279.jpg
Plant Atlas Link Plant Atlas Citation

Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid.
Locality USA. Florida , Broward Co. : Coconut Creek Maple Swamp Natural Area. N side of natural area, ca. 1.5 mi. SE of West Dixie Bend. T48S, R42E, Sec. 8. 26° 23' 58" N 81° 50' 22" W
Habitat Canal through swamp.
Reproductive State
Collector P. L. Howell
Collection Date 23 Sep 2011
Accession Number 261645
Image 261645.jpg
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Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid.
Locality USA. Florida , Volusia Co. : Tomoka State Park. Johns Island; ca. 1 km E of US 1 bridge at Tomoka River, ca. 1 km NNE of the N terminus of Nova Road (C-5A). 29° 18' 3" N 81° 5' 13" W
Habitat Culvert opening of ditch through brackish marsh.
Reproductive State
Collector J. M. Kunzer
Collection Date 15 Mar 2006
Accession Number 242371
Image 242371.jpg
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Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid.
Locality USA. Florida , Flagler Co. : Bulow Plantation Ruins Historic State Park. SW bank of Bulow Creek just S of the boat ramp/canoe launch area. 29° 26' 2" N 81° 8' 13" W
Description Floating aquatic.
Habitat Against bank of tidal creek.
Reproductive State
Collector J. M. Kunzer
Collection Date 16 Mar 2006
Accession Number 242370
Image 242370.jpg
Plant Atlas Link Plant Atlas Citation

Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid. - Determined By: L. J. Davenp., 1988
Determination History
Spirodela polyrhiza L. Schleid.
Spirodela polyrhiza L. Schleid. - Determined By: D. W. Hall, Mar 1973
Spirodela polyrhiza L. Schleid. - Determined By: Landolt, 1980
Locality USA. Florida , Citrus Co. : Trails End Road, Withlacoochee River marsh; boat landing at Fishing Camp. 28° 21' 0" N 81° 49' 0" W
Habitat Water-filled boat.
Reproductive State
Collector O. K. Lakela
Collection Date 06 May 1963
Accession Number 55506
Image 55506.jpg
Plant Atlas Link Plant Atlas Citation

Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid. - Determined By: L. J. Davenp., 1988
Determination History
Spirodela polyrhiza L. Schleid.
Spirodela oligorhiza Kurz Hegelm. - Determined By: Lakela,
Spirodela polyrhiza L. Schleid.
Spirodela polyrhiza L. Schleid. - Determined By: D. W. Hall, 06 Mar 1973
Spirodela polyrhiza L. Schleid. - Determined By: Landolt, 1980
Locality USA. Florida , Collier Co. : Along FL 846, ca. 4 mi. E of Immokalee. 26° 25' 10" N 81° 25' 13" W
Habitat Canal.
Reproductive State
Collector O. K. Lakela
with D. Laker
Collection Date 22 Aug 1965
Accession Number 66230
Image 66230.jpg
Plant Atlas Link Plant Atlas Citation

Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid. - Determined By: L. J. Davenp., 1988
Determination History
Spirodela oligorhiza Kurz Hegelm.
Spirodela polyrhiza L. Schleid. - Determined By: Lakela,
Spirodela polyrhiza L. Schleid. - Determined By: D. W. Hall, 06-Mar-1973
Spirodela polyrhiza L. Schleid. - Determined By: Landolt, 1980
Locality USA. Florida , Collier Co. : S of Corkscrew. 26° 28' 0" N 81° 32' 60" W
Habitat Formerly pine flatlands, now extensively cleared for cultivation; [with Lemna aequinoctialis].
Reproductive State
Collector O. K. Lakela
with F. Almeda
Collection Date 29 Jul 1968
Accession Number 84047
Image 84047.jpg
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Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid.
Locality USA. Florida , Hillsborough Co. : Behind 613 Rooks Road in Shangri-La subdivision off US 92.
Description Floating.
Habitat Pond with Salvinia, Wolffiella, and Lemna.
Reproductive State
Collector C. G. Wright
Collection Date 05 Mar 1979
Accession Number 273935
Image 273935.jpg
Plant Atlas Link Plant Atlas Citation

Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid. - Determined By: L. J. Davenp., 1988
Determination History
Spirodela polyrhiza L. Schleid.
Spirodela polyrhiza L. Schleid. - Determined By: D. W. Hall, 06 Mar 1973
Spirodela polyrhiza L. Schleid. - Determined By: Landolt, 1980
Locality USA. North Carolina , Brunswick Co. : Orton Pond.
Reproductive State
Collector R. C. Bell 13202
Collection Date 11 Jun 1958
Accession Number 14754
Image 14754.jpg
Plant Atlas Link Plant Atlas Citation

Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid. - Determined By: L. J. Davenp., 1988
Determination History
Spirodela polyrhiza L. Schleid.
Spirodela polyrhiza L. Schleid. - Determined By: D. W. Hall, 06 Mar 1973
Spirodela polyrhiza L. Schleid. - Determined By: Landolt, 1980
Locality USA. Georgia , McIntosh Co. : Near N end of Sapelo Island.
Habitat In shaded situation, floating on surface of large lake fed by artesian well.
Reproductive State
Collector W. H. Duncan 20265
Collection Date 10 Jul 1956
Accession Number 8229
Image 8229.jpg
Plant Atlas Link Plant Atlas Citation

Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid. - Determined By: L. J. Davenp., 1988
Determination History
Spirodela polyrhiza L. Schleid.
Spirodela polyrhiza L. Schleid. - Determined By: D. W. Hall, 06-Mar-1973
Spirodela polyrhiza L. Schleid. - Determined By: Landolt, 1980
Locality USA. Mississippi , Washington Co. : Deer Creek, 1 mi. NW of Stoneville.
Description Free floating.
Habitat In slow moving water.
Reproductive State
Collector J. D. Ray, Jr. 4942
Collection Date 14 Jul 1955
Accession Number 43603
Image 43603.jpg
Plant Atlas Link Plant Atlas Citation

Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid. - Determined By: L. J. Davenp., 1988
Determination History
Spirodela polyrhiza L. Schleid.
Spirodela polyrhiza L. Schleid. - Determined By: D. W. Hall, 06 Mar 1973
Locality USA. Mississippi , Forrest Co. : In Kamper Park Lake, Hattiesburg.
Description Abundant.
Reproductive State
Collector S. B. Jones 14175
Collection Date 08 Jul 1967
Accession Number 82302
Image 82302.jpg
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Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid.
Locality USA. South Carolina , Barnwell Co. : Barnwell State Park; ca. 8 mi. NE Barnwell.
Description Common.
Habitat Fishing and boating pond; floating on water of pond.
Reproductive State
Collector Charles N. Horn 1896
with C. Aulbach-Smith
Collection Date 12 Jun 1987
Accession Number 205123
Image 205123.jpg
Plant Atlas Link Plant Atlas Citation

Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid. - Determined By: Landolt, 1980
Determination History
Spirodela polyrhiza L. Schleid.
Spirodela polyrhiza L. Schleid. - Determined By: D. W. Hall, 1973
Locality USA. Texas , Hemphill Co. : In Clear Creek, bottomlands of Canadian River; ca. 7 mi. NE of Canadian. 35° 54' 46" N 100° 22' 55" W
Habitat Small pond.
Reproductive State Fertile
Collector C. M. Rowell
Collection Date 20 Jun 1964
Accession Number 86053
Image 86053.jpg
Plant Atlas Link Plant Atlas Citation

Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid. - Determined By: L. J. Davenp., 1988
Determination History
Spirodela polyrhiza L. Schleid.
Spirodela polyrhiza L. Schleid. - Determined By: D. W. Hall, 1973
Spirodela polyrhiza L. Schleid. - Determined By: Landolt, 1980
Locality USA. Kentucky , Mercer Co. : Between Shakertown and Highbridge.
Habitat Surface of pond.
Reproductive State Fertile
Collector M. E. Wharton
Collection Date 23 Jul 1955
Accession Number 43833
Image 43833.jpg
Plant Atlas Link Plant Atlas Citation

Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid. - Determined By: L. J. Davenp., 1988
Determination History
Spirodela polyrhiza L. Schleid.
Spirodela polyrhiza L. Schleid. - Determined By: D. W. Hall, 06 Mar 1973
Spirodela polyrhiza L. Schleid. - Determined By: Landolt, 1980
Locality USA. Virginia , Princess Anne Co. : False Cape.
Habitat Shallow water in swampy woods.
Reproductive State Fertile
Collector M. L. Fernald
with L. Griscom, B. Long
Collection Date 20 Jun 1935
Accession Number 31912
Image 31912.jpg
Plant Atlas Link Plant Atlas Citation

Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid. - Determined By: Landolt, 1980
Determination History
Spirodela polyrhiza L. Schleid.
Spirodela polyrhiza L. Schleid. - Determined By: D. W. Hall, 06 Mar 1973
Locality USA. Oklahoma , McCurtain Co. : 2 mi. S and 3.5 W of Tom. 33° 43' 60" N 94° 34' 0" W
Description Floating.
Reproductive State Fertile
Collector J. M. Stewart
Collection Date 16 Apr 1966
Accession Number 87914
Image 87914.jpg
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Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid. - Determined By: S. R. Hill, 2001
Locality USA. Illinois , Union Co. : Ware; IL 3; W side; S of truck weigh station; 0.3-0.4 mi. S of junction with IL 146. T12S, R3W, Sec. 25, S½, NE¼, N½, SE¼, NW¼, SW¼. 37° 27' 0" N 89° 24' 0" W
Description Common; floating; aquatic; pale reddish-purple tinted on underside; green above; many with predation holes.
Habitat Cypress swamp bordered by floodplain forest; alluvial soil; shallow water; Forestiera acuminata, Taxodium distichum, Fraxinus pennsylvanica, Salix nigra.
Reproductive State Fertile
Elevation 340 to 350 ft
Collector S. R. Hill
with J.A. Koontz
Collection Date 16 May 2001
Accession Number 284432
Image 284432.jpg
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Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid.
Locality USA. Oklahoma , McCurtain Co. : Banks and water of Forked Lake on Weyerhaeuser County Road 10450; ca. 5.6 mi. S of Eagletown post office. T7S, R26E, Sec. 1, SW¼. 34° 2' 3" N 94° 34' 30" W
Habitat Forming dense covering of water; Wolffia, Limnoboim; Taxodium swamp with heavy bloom of Spriodela; banks heavily wooded with Pinus taeda, Quercus phellos, Q. nigra; water saturated sand.
Reproductive State Fertile
Collector R. J. Tyrl
Collection Date 27 Jun 1976
Accession Number 197284
Image 197284.jpg
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Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid. - Determined By: S. R. Hill, 2001
Locality USA. Illinois , Union Co. : Ware; IL 3; W side; S of truck weigh station; 0.3-0.4 mi. S of junction with IL 146. T12S, R3W, Sec. 25, S½, NE¼, N½, SE¼, NW¼, SW¼. 37° 27' 0" N 89° 24' 0" W
Description Common; floating; aquatic; shiny green above; maroon below.
Habitat Cypress swamp bordered by floodplain forest; alluvial soil; shallow water; Forestiera acuminata, Taxodium distichum, Cephalanthus occidentalis, Salix nigra.
Reproductive State Fertile
Elevation 340 to 350 ft
Collector S. R. Hill
with J.A. Koontz
Collection Date 29 Aug 2001
Accession Number 231220
Image 231220.jpg
Plant Atlas Link Plant Atlas Citation

Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid. - Determined By: Landolt, 1980
Determination History
Spirodela polyrhiza L. Schleid.
Spirodela polyrhiza L. Schleid. - Determined By: D. W. Hall, 06-Mar-1973
Locality USA. Oklahoma , Muskogee Co. : 2 mi. S of Fort Gibson. 35° 52' 0" N 95° 20' 60" W
Habitat Pond.
Reproductive State Fertile
Collector C. S. Wallis
Collection Date 02 Aug 1958
Accession Number 53934
Image 53934.jpg
Plant Atlas Link Plant Atlas Citation

Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid. - Determined By: Landolt, 1980
Determination History
Spirodela polyrhiza L. Schleid.
Spirodela polyrhiza L. Schleid. - Determined By: D. W. Hall, 06-Mar-1973
Locality USA. Texas , Jeff Davis Co. : Limpia Creek; above Fort Davis. 28° 47' 59" N 98° 45' 26" W
Habitat Floating on water.
Reproductive State Fertile
Collector D. S. Correll
with C. Schweinfurth
Collection Date 03 Jun 1962
Accession Number 67781
Image 67781.jpg
Plant Atlas Link Plant Atlas Citation

Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid. - Determined By: Landolt, 1980
Determination History
Spirodela polyrhiza L. Schleid.
Spirodela polyrhiza L. Schleid. - Determined By: D. W. Hall, 06-Mar-1973
Locality USA. Texas , Marion Co. : Edge and shore of Carter Lake. 32° 53' 60" N 97° 43' 60" W
Habitat Floating on water; among cypress trees.
Reproductive State Fertile
Collector D. S. Correll
Collection Date 18 Oct 1962
Accession Number 67960
Image 67960.jpg
Plant Atlas Link Plant Atlas Citation

Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid. - Determined By: Landolt, 1980
Determination History
Spirodela polyrhiza L. Schleid.
Spirodela polyrhiza L. Schleid. - Determined By: D. W. Hall, 06-Mar-1973
Locality USA. Texas , Harrison Co. : Crip's Camp; E of Uncertain; Caddo Lake. 32° 42' 44" N 94° 7' 17" W
Habitat Floating.
Reproductive State Fertile
Collector D. S. Correll
with E.C. Ogden
Collection Date 10 May 1962
Accession Number 67950
Image 67950.jpg
Plant Atlas Link Plant Atlas Citation

Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid. - Determined By: Landolt, 1980
Determination History
Lemna minor L.
Lemna minor L. - Determined By: D. W. Hall, Mar 1973
Locality USA. New Hampshire , Coos Co. : Ca. hospital; Lancaster. 44° 29' 20" N 71° 34' 9" W
Habitat Pool.
Reproductive State Fertile
Collector A. S. Pease
Collection Date 10 Jun 1960
Accession Number 24618
Image 24618.jpg
Plant Atlas Link Plant Atlas Citation

Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid. - Determined By: Landolt, 1980
Determination History
Lemna minor L.
Lemna minor L. - Determined By: D. W. Hall, Mar 1973
Locality USA. Pennsylvania , Bedford Co. : 1/8 mi. E of Spring Meadow. 41° 46' 60" N 80° 19' 0" W
Habitat Fish hatchery pond.
Reproductive State Fertile
Elevation 1120 to ft
Collector D. Berkheimer
Collection Date 20 Sep 1945
Accession Number 85082
Image 85082.jpg
Plant Atlas Link Plant Atlas Citation

Spirodela polyrhiza
Family Name Araceae
Currently Accepted Name Spirodela polyrhiza L. Schleid. - Determined By: Landolt, 1980
Determination History
Spirodela polyrhiza L. Schleid.
Spirodela polyrhiza L. Schleid. - Determined By: D. W. Hall, 06-Mar-1973
Locality USA. Massachusetts , Middlesex Co. : Farmingham (Sudbury Reservoir), Burnham (ca. Misty Pond), Farrisburg. 42° 23' 0" N 71° 24' 58" W
Habitat Wet pools; surface of swales.
Reproductive State Fertile
Collector C. H. Knowlton
Collection Date 1908-1940
Accession Number 299160
Image 299160.jpg
Plant Atlas Link Plant Atlas Citation