Herbarium Specimen Details

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Pinellas Co. : Sawgrass Lake Park. 30° 11' 34" N 81° 22' 14" W
Habitat Canal bank.
Reproductive State Fertile
Collector E. Stere 195
Collection Date 12 Feb 1979
Accession Number 143609
Image 143609.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Polk Co. : Just N of C-640, ca. 2.5 mi. E of Homeland. T30S, R25E, Sec. 35. 27° 49' 0" N 81° 49' 0" W
Habitat Growing in a wet, clay-sand soil at the edge of a water filled mine cut in an area recently strip mined for phosphate ore.
Reproductive State Fertile
Collector A.G. Shuey 2273
Collection Date 02 Nov 1978
Accession Number 142170
Image 142170.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Hillsborough Co. : Apollo Beach area; ca. 12 mi. SE of Tampa, off US 41. 27° 56' 51" N 82° 27' 30" W
Habitat Newly dredged and developed beach area with exposed sand "dunes", ca. 2 years old.
Reproductive State Fertile
Collector J. D. Ray, Jr. 10583
with O.K. Lakela, J. Patman
Collection Date 28 Oct 1960
Accession Number 24712
Image 24712.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Miami-Dade Co. : SW 380th Street and 217th Avenue; W of Florida City. 28° 0' 0" N 82° 0' 0" W
Habitat Growing in disturbed marl soil on the edge of a shallow drainage ditch.
Reproductive State Fertile
Collector A. Herndon 1700
Collection Date 08 Jan 1987
Accession Number 202513
Image 202513.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Pinellas Co. : Honeymoon Island Recreation Area. Near a burn pile. T28S, R15E, Sec. 8.
Habitat Ruderal.
Reproductive State Fertile
Collector S. W. Braem
Collection Date 11 Jan 2005
Accession Number 248782
Image 248782.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Pinellas Co. : Honeymoon Island Recreation Area. Behind burn pile. T28S, R15E, Sec. 8.
Habitat Ruderal.
Reproductive State Fertile
Collector S. W. Braem
Collection Date 26 Sep 2003
Accession Number 248815
Image 248815.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Collier Co. : Along the W side of FL 29, 4.6 mi. S of I-75, 3 mi. N of Deep Lake, 6 mi. N of Jerome. T50S, R30E, Sec. 30, NE¼ of SE¼. 26° 12' 39" N 81° 48' 24" W
Habitat Weedy, damp sawgrass [Cladium jamaicense] roadside.
Reproductive State Fertile
Collector B. F. Hansen 12886
Collection Date 31 Mar 1999
Accession Number 224024
Image 224024.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Glades Co. : Lake Okeechobee; along Gator Trail, S of Observation Island, ca. 4.25 mi. N of US 27 (westbound), ca. 6.3 mi. E of US 27 (northbound). 26° 49' 6" N 80° 58' 50" W
Habitat Marsh.
Reproductive State Fertile
Collector K. A. Bradley 401
with S. Woodmansee, M. Brodle
Collection Date 01 Aug 1997
Accession Number 223546
Image 223546.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Pasco Co. : Werner-Boyce Salt Springs State Park. Along N portion of loop trail, E side of Old Post Road, near a freshwater marsh. T25S, R16E, Sec. 29, NE¼.
Habitat Mesic flatwoods.
Reproductive State Fertile
Collector C. vanHoek
with S. Petty
Collection Date 20 May 2002
Accession Number 233803
Image 233803.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Clay Co. : Jennings [State] Forest - Black Creek Wildlife Management Area. Ca. 0.5 mi. from the entrance, along Hattie Nolan Road. 30° 36' 15" N 83° 5' 53" W
Habitat Roadside ditch filled with water.
Reproductive State Fertile
Collector W. K. Taylor
Collection Date 19 Aug 2003
Accession Number 238560
Image 238560.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Hendry Co. : At the C-720 and US 27 junction.
Habitat Open field.
Reproductive State Fertile
Collector W. K. Taylor
Collection Date 11 Apr 2003
Accession Number 237265
Image 237265.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Seminole Co. : Eastbrook Boulevard, Eastbrook Subdivision. 28° 5' 14" N 82° 33' 25" W
Reproductive State Fertile
Collector W. K. Taylor
Collection Date 02 Jan 2002
Accession Number 236998
Image 236998.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Flagler Co. : Bulow Plantation Ruins Historic State Park. W bank of Bulow Creek; ca. 50 m SE off the boat launch area. 29° 26' 3" N 81° 8' 13" W
Description Robust grass.
Habitat In inundated shoreline of a brackiskh creek.
Reproductive State Fertile
Collector J. M. Kunzer 633
Collection Date 12 Aug 2004
Accession Number 239633
Image 239633.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Pinellas Co. : Little Bayou Park. Ca. 400 ft. SE of the 4th Street nad 54th Avenue S junction; S of Little Bayou Creek. 27° 43' 7" N 82° 38' 13" W
Description Annual grass.
Habitat In open, wet habitat adjacent to a pond on mapped Myakka soil, with Setaria and Eustachys.
Reproductive State Bud
Collector R. Chicone 630
Collection Date 09 Aug 2008
Accession Number 247935
Image 247935.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Miami-Dade Co. : On property of the Montgomery Foundation, E of Old Cutler Road, at a point E of the end of SW 120th Street, ca. 3 mi. S of South Miami. T55S, R41E, Sec. 18, NW¼ of NW¼. 25° 39' 28" N 80° 16' 54" W
Habitat Brackish water wetlands and ecotones to a mangroves.
Reproductive State Fertile
Elevation 5 to ft
Collector S. L. Orzell 22041
with E.L. Bridges
Collection Date 02 Jun 1993
Accession Number 248521
Image 248521.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Pinellas Co. : Brooker Creek Preserve. Ca. 3 mi. NNE of Oldsmar along the powerline r-o-w. T27S, R16E, Sec. 1, NE¼. 28° 2' 3" N 82° 39' 54" W
Habitat Weeds and wet areas in powerline right-of-way.
Reproductive State Fertile
Collector B. F. Hansen 12141
with R.P. Wunderlin, P. Dooris
Collection Date 12 May 1993
Accession Number 208916
Image 208916.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Pinellas Co. : Brooker Creek Preserve. 4.7 mi. S of Tarpon Springs Road, along an just E of the Lora Lane extension. T28S, R16E, Sec. 2, NW¼ of SE¼. 29° 53' 20" N 82° 19' 57" W
Habitat Wet area along road.
Reproductive State Fertile
Collector B. F. Hansen 12810
with R.P. Wunderlin, P. Dooris
Collection Date 07 Jun 1994
Accession Number 210483
Image 210483.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Suwannee Co. : Ichetucknee Springs State Park. 6 mi. NW of Fort White off C-238, ca. 3.2 mi. SW of the the north entrance on the W side of the river under the 2nd powerline. T6S, R15E, Sec. 23.
Habitat Floodplain marsh bordering a spring-fed river.
Reproductive State Fertile
Collector B. J. Herring 888
with D. Herring
Collection Date 08 Aug 1992
Accession Number 210344
Image 210344.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Collier Co. : S of the FL 29 and FL 82 intersection.
Habitat Open area in coarse gravel.
Reproductive State Fertile
Collector O. K. Lakela 27446
Collection Date 25 Sep 1964
Accession Number 61828
Image 61828.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller - Determined By: H. L. Blomq., s.d.
Locality USA. Florida , Leon Co. : Between Tallahassee and Lake Bradford. 30° 26' 18" N 84° 16' 51" W
Habitat Peaty soil, dried up, small pond.
Reproductive State Fertile
Collector R. K. Godfrey 53342
Collection Date 31 May 1955
Accession Number 485
Image 485.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Palm Beach Co. : Howard Park. Palm Beach; SW side of the park. 25° 37' 60" N 80° 19' 60" W
Habitat Disturbed ground, sand, dense shade.
Reproductive State Fertile
Collector P. M. Cassen 78
Collection Date 20 Jun 1967
Accession Number 80628
Image 80628.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Okeechobee Co. : Ca. 3 mi. S of Okeechobee, along the N shore of Lake Okeechobee, near hurricane floodgate no. 6. 27° 14' 38" N 80° 49' 47" W
Description Common in large colonies.
Habitat Low sand, rather mucky shore flat.
Reproductive State Fertile
Collector J. D. Ray, Jr. 11069
with O.K. Lakela
Collection Date 27 Jun 1962
Accession Number 53171
Image 53171.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Brevard Co. : Cape Malabar; S of Indialantic, to Sebastian Inlet. 27° 48' 59" N 80° 26' 45" W
Habitat Exposed sand at the S end and along mangrove and hammock.
Reproductive State Fertile
Collector O. K. Lakela 28035
Collection Date 31 Jan 1965
Accession Number 62495
Image 62495.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Pinellas Co. : Clearwater, NE of the sewage treatment plant, FL 580; S of Magnolia Creek. 27° 57' 54" N 82° 54' 40" W
Habitat Edge of a field.
Reproductive State Fertile
Collector G. Fleming 3897
Collection Date 05 Dec 1987
Accession Number 194040
Image 194040.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Broward Co. : Coconut Creek Maple Swamp Natural Area. T48S, R42E, Sec. 8. 26° 22' 60" N 81° 49' 60" W
Habitat Hardwood swamp.
Reproductive State Fertile
Collector P. L. Howell 554
Collection Date 04 Sep 2002
Accession Number 233074
Image 233074.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Lee Co. : J.N. "Ding" Darling National Wildlife Refuge. Along the roadside near Indian Mounds trail. T46S, R22E, Sec. 7, SW¼.
Habitat In freshwater marsh area.
Reproductive State Fertile
Collector B. F. Hansen 6129
with J. Hansen
Collection Date 09 Aug 1979
Accession Number 140249
Image 140249.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Broward Co. : Along the S side of FL 84, 0.5 mi. W of I-95, in Fort Lauderdale. T50S, R42E, Sec. 20, SW¼ of NE¼.
Habitat Disturbed edge of a cypress [Taxodium] swamp.
Reproductive State Fertile
Collector B. F. Hansen 10580
with R.P. Sauleda
Collection Date 19 Oct 1985
Accession Number 188859
Image 188859.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Sumter Co. : N side of FL 44, 1 mi. NNW of I-75. T18S, R22E, Sec. 33.
Habitat Edge of a borrow pit in a badly disturbed sandhill community.
Reproductive State Fertile
Collector R. P. Wunderlin 9639
with B.F. Hansen, G. Robinson
Collection Date 28 Jun 1984
Accession Number 179100
Image 179100.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Gadsden Co. : Hopkins Landing Park. Along the N shore of Lake Talquin, ca 2 mi. (s.l.d.) N of Bloxham. T1S, R4W, Sec. 9, NW¼ of NE¼. 30° 22' 60" N 84° 37' 0" W
Habitat Weedy lake shore and adjacent oak woods.
Reproductive State Fertile
Collector B. F. Hansen 10990
with R.P. Wunderlin
Collection Date 17 Jul 1986
Accession Number 189817
Image 189817.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller - Determined By: B. F. Hansen, 1997
Determination History
Urochloa mutica Forssk. T. Q. Nguyen
Locality USA. Florida , Hillsborough Co. : Little Manatee River State Park. On the N river bank. T32S, R19E, Sec. 25, SE¼ of SE¼ of NW¼ of NE¼. 27° 28' 60" N 82° 10' 60" W
Description Erect grass to 1.25 m height; occasional; spikelets secund, to 3 mm long, stalks pubescent; sheaths and nodes densely pilose-pubescent.
Habitat Bottomland forest.
Reproductive State Fertile
Collector S. Cole
with R. Owens
Collection Date 25 Mar 1995
Accession Number 217882
Image 217882.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Okaloosa Co. : Eglin Air Force Base. Near the sewage treatment plant.
Habitat Along a ditch.
Reproductive State Fertile
Collector G. Wilhelm 11920
Collection Date 21 Nov 1983
Accession Number 181048
Image 181048.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Orange Co. : Florida Technological University campus [now University of Central Florida]. Near the edge of a sand pine [Pinus clausa] scrub. 28° 0' 0" N 82° 0' 0" W
Habitat Moist ditch margin.
Reproductive State Fertile
Collector R. P. Wunderlin 5462
with J.E. Poppleton, A.G. Shuey, R. Hilsenbeck, P. Hilsenbeck, R. Wain, T. Wunderlin, V. Arrieta
Collection Date 12 Apr 1975
Accession Number 122633
Image 122633.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Hardee Co. : Paynes Creek Historic State Park. On stream side of concrete berm at the junction of a creek and the Peace River. 27° 55' 0" N 81° 49' 0" W
Habitat Bank of blackwater stream.
Reproductive State Fertile
Collector E. Jensen
with C. Olson
Collection Date 20 Jun 2006
Accession Number 245812
Image 245812.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Glades Co. : Fisheating Creek Wildlife Management Area. 1.3 km W of FL 78, 0.15 km S of Fisheating Creek, N side of Banana Grove Road. 26° 57' 4" N 81° 8' 7" W
Habitat Wet roadside ditch along a floodplain marsh.
Reproductive State Fertile
Collector A. R. Franck 2213
Collection Date 04 Jun 2010
Accession Number 254659
Image 254659.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Sarasota Co. : Deer Prairie Creek Preserve. Churchill Ranch on Border Road, ca. 2.3 km ENE of the I-75 and C-777 (River Road) junction. T39S, R20E, Sec. 5. 27° 7' 3" N 82° 19' 40" W
Habitat Basin marsh draining into a large pond.
Reproductive State Fertile
Collector A. R. Franck 192
Collection Date 03 Jun 2007
Accession Number 246247
Image 246247.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Lake Co. : Shore of Lake Griffin at the end of Griffinview Road, ca. 6 km E of Lady Lake. 28° 4' 60" N 81° 58' 60" W
Habitat Lake shoreline.
Reproductive State Fertile
Collector M. T. Strong 3621
Collection Date 23 Aug 2006
Accession Number 245060
Image 245060.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Brevard Co. : Viera West Pond, N margin. 28° 13' 45" N 80° 45' 48" W
Description Common; pink spikelet.
Habitat Water margin.
Reproductive State Fertile
Collector T. MacClendon 280
with K.R. Weichman
Collection Date 30 Jul 2004
Accession Number 239628
Image 239628.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Pinellas Co. : Dunedin Hammock Park. 28° 1' 11" N 82° 46' 18" W
Habitat Ditch.
Reproductive State Fertile
Collector P. Genelle 2318
with G. Fleming
Collection Date 22 Sep 1976
Accession Number 126076
Image 126076.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Pasco Co. : Area on the S side of FL 52, opposite Colony Road, ca. 5 mi. E of US 19.
Reproductive State Fertile
Collector K. Zeiler 41
Collection Date 24 Jul 1976
Accession Number 127338
Image 127338.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Volusia Co. : Bulow Creek State Park. Along the N bank of Cisco Ditch (aka Korona Canal), ca. 1.4 km NNE of the Old Dixie Highway and Water Boardman Lane junction. 29° 24' 58" N 81° 8' 1" W
Description Culm erect.
Habitat On the shore of a woodland ditch.
Reproductive State Fertile
Collector J. M. Kunzer 914
with D. Spence
Collection Date 17 Jan 2005
Accession Number 240133
Image 240133.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Hillsborough Co. : Hillsborough River State Park. 20 mi. NE of Tampa on US 301 (T27S, R21E, Sec. 7, 8, 9). 27° 55' 0" N 82° 20' 60" W
Reproductive State Fertile
Collector A. N. Arcuri 414
Collection Date 12 Jul 1977
Accession Number 148487
Image 148487.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Okeechobee Co. : Along the S side of US 98 at Chandler Slough; 2.8 mi. E of Basinger. T35S, R33E, Sec. 36, NW¼ of SW¼. 27° 23' 60" N 81° 1' 0" W
Habitat Disturbed Taxodium woods in a pasture along a stream.
Reproductive State Fertile
Collector B. F. Hansen 7301
with R.P. Sauleda, D.R. Richardson
Collection Date 29 May 1980
Accession Number 150797
Image 150797.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Marion Co. : S side of Johnson Lake, end of NW 160th Avenue, ca. 5 mi. NE of Williston. T12S, R19E, Sec. 14, SW¼ of SW¼. 29° 23' 15" N 82° 26' 48" W
Habitat In wet ground around the edge of the lake.
Reproductive State Fertile
Collector R. P. Wunderlin 9914
with B.F. Hansen, M. Van Etten
Collection Date 18 Jul 1985
Accession Number 187329
Image 187329.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Determination History
Echinochloa paludigena Wiegand
Locality USA. Florida , Seminole Co. : Sanford, near the E end of Oakway. 28° 44' 32" N 81° 14' 50" W
Habitat Edges of woods along roadside.
Reproductive State Fertile
Collector W. D. Longbottom 11023
with D.H. Williams
Collection Date 28 Apr 2008
Accession Number 246519
Image 246519.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Determination History
Echinochloa muricata P. Beauv. Fernald
Locality USA. Florida , Sarasota Co. : Deer Prairie Creek Preserve. Churchill Ranch on Border Road, ca. 2.3 km ENE of the I-75 and C-777 (River Road) junction. T39S, R20E, Sec. 5. 27° 7' 3" N 82° 19' 40" W
Habitat Basin marsh among Eragrostis hypnoides and Cyperus polystachyos.
Reproductive State Fertile
Collector A. R. Franck 186
Collection Date 30 May 2007
Accession Number 254795
Image 254795.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller - Determined By: B. F. Hansen, 1994
Determination History
Echinochloa crusgalli L. P. Beauv.
Locality USA. Florida , Sarasota Co. : Oscar Scherer State Park. Burn Zone 1C; T38S, R18E, Sec. 14.
Description Erect grass to 1.5 m height; occasional; spikelets on secund panicle branches; achene with awned lemmas.
Habitat Mesic flatwoods.
Reproductive State Fertile
Collector J. Weber
Collection Date 25 Sep 1993
Accession Number 254794
Image 254794.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller - Determined By: Kral, 19-Jun-1958
Locality USA. Florida , Hernando Co. : 3 mi. W of Weeki Wachee Springs.
Habitat Moist sands of a cut over hammock.
Reproductive State Fertile
Collector R. Kral 7034
with M. Kral
Collection Date 19 Jun 1958
Accession Number 5460
Image 5460.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Hillsborough Co. : Big Bend Power Plant, Station 10.
Habitat Sink hole in an old field area.
Reproductive State Fertile
Collector D. W. Crewz 1105
Collection Date 08 Aug 1977
Accession Number 128114
Image 128114.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Okeechobee Co. : The side of the lake W of Okeechobee City. 27° 14' 38" N 80° 49' 47" W
Reproductive State Fertile
Collector G. R. Cooley 1069
Collection Date 28 Feb 1952
Accession Number 486
Image 486.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Martin Co. : Jonathan Dickinson State Park. Horse stable area.
Habitat Weedy ditch.
Reproductive State Fertile
Collector R. O. Woodbury
with R. Roberts
Collection Date Dec 1988
Accession Number 243777
Image 243777.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Volusia Co. : Heart Island Conservation Area. E of Deep Creek; ca. 4 mi. SE of FL 40 and Barberville; ca. 1 mi. E of FL 17. T15S, R28E, Sec. 21. 29° 10' 60" N 81° 25' 0" W
Habitat Mixed hardwood/cabbage palm [Sabal palmetto] hammock.
Reproductive State Fertile
Collector C. Slaughter 13265
Collection Date 14 Aug 2002
Accession Number 244974
Image 244974.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Okeechobee Co. : Along US 98, 1 mi. W of Basinger; 1 mi. E of the Highlands County line. T35S, R33E, Sec. 32, SE¼ of SE¼. 27° 23' 60" N 81° 1' 0" W
Habitat Roadside ditch.
Reproductive State Fertile
Collector B. F. Hansen 8436
with G. Robinson
Collection Date 02 Jul 1981
Accession Number 156600
Image 156600.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Palm Beach Co. : Boca Raton; along the airport road, NW corner of the Boca Raton Airport.
Habitat Wet ditch.
Reproductive State Fertile
Collector R. P. Sauleda 5789
Collection Date 16 Jul 1981
Accession Number 160705
Image 160705.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Polk Co. : Bartow; at the Peace River Peat Bog site, N of Homeland, Garfield Road. 27° 49' 4" N 81° 49' 28" W
Description Plant growing as high as 2 m.
Reproductive State Fertile
Collector N. H. Chevalier 12
Collection Date 09 Jul 1971
Accession Number 97423
Image 97423.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Manatee Co. : W side of US 41, ca. 0.5 mi. S of the US 41 and C-683 intersection, near Rubonia. 27° 34' 0" N 82° 32' 60" W
Habitat Wet, sandy soil.
Reproductive State Fertile
Collector A.G. Shuey 1621
Collection Date 09 Apr 1976
Accession Number 122863
Image 122863.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Brevard Co. : North Merritt Island.
Habitat Growing in a ditch.
Reproductive State Fertile
Collector J. E. Poppleton
with A.G. Shuey
Collection Date 11 Jul 1973
Accession Number 124684
Image 124684.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Pinellas Co. : Dunedin Hammock Park. Dunedin. 28° 1' 11" N 82° 46' 18" W
Habitat Sandy ditch.
Reproductive State Fertile
Collector P. Genelle 2318
with G. Fleming
Collection Date 22 Sep 1976
Accession Number 126824
Image 126824.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Pinellas Co. : Moccasin Lake Park. Clearwater; 2750 Park Trail Lane; NE fill area. 27° 57' 54" N 82° 54' 40" W
Habitat Disturbed; fill area.
Reproductive State Fertile
Collector G. Fleming 3530
Collection Date 15 Apr 1983
Accession Number 171233
Image 171233.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Hillsborough Co. : Shadow Run [Subdivision], at Bell Creek below the Lake Grady dam. 29° 56' 60" N 82° 55' 0" W
Reproductive State Fertile
Collector S. Mortellaro 125
Collection Date 06 Aug 1976
Accession Number 125458
Image 125458.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Brevard Co. : Upper St. Johns River, N end of Lake Winder on the W bank.
Habitat Marsh, band 2.
Reproductive State Fertile
Elevation 10 to ft
Collector R. Hestand 8
with D. Auth
Collection Date 23 Jun 1971
Accession Number 236007
Image 236007.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Collier Co. : Marco Island Beach area of US 92. 25° 58' 0" N 81° 43' 0" W
Reproductive State Fertile
Collector O. K. Lakela 30378
Collection Date 22 Nov 1966
Accession Number 78638
Image 78638.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Brevard Co. : North Merritt Island; N of Impoundment T-18, ca. 2 mi. W of FL 3. T22S, R36E, Sec. 11, N½.
Habitat Ruderal; dike.
Reproductive State Fertile
Collector A.G. Shuey
Collection Date 03 May 1973
Accession Number 119746
Image 119746.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller - Determined By: Lakela, 29 Mar 1967
Determination History
Sorghum halepense L. Pers.
Locality USA. Florida , Lee Co. : Sanibel Island. 26° 26' 56" N 82° 1' 20" W
Description Stem and leaves red.
Habitat At the margin of a lawn.
Reproductive State Fertile
Collector G. R. Cooley 11767
Collection Date 15 Mar 1967
Accession Number 79850
Image 79850.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller - Determined By: Crewz, s.d.
Locality USA. Florida , Hillsborough Co. : 2nd low, wet area N of No-Name Creek and N of Gardinier [Mosaic] and W of US 41.
Habitat Low, wet area.
Reproductive State Fertile
Collector C. G. Wright 110
Collection Date 20 Sep 1978
Accession Number 135378
Image 135378.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Hillsborough Co. : University of South Florida Ecological Research Area. Adjacent to Fletcher Avenue. 29° 44' 28" N 82° 59' 5" W
Habitat Disturbed area along a ditch.
Reproductive State Fertile
Collector D. Richardson 992
Collection Date 19 May 1983
Accession Number 170698
Image 170698.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Hillsborough Co. : Big Bend Power Plant, Station 1, inside Gate 11.
Habitat Old field.
Reproductive State Fertile
Collector D. W. Crewz 1119
Collection Date 01 Sep 1977
Accession Number 128124
Image 128124.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , DeSoto Co. : Deep Creek Preserve. 0.6 km E of C-769, 0.9 km S of SW Peace River Street. 27° 3' 9" N 82° 1' 29" W
Habitat Marshy, hydric hammock.
Reproductive State Fertile
Collector A. R. Franck 2164
Collection Date 27 May 2010
Accession Number 254896
Image 254896.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Sarasota Co. : Phillippi Estate Park, 5500 S Tamiami Trail (US 41); 430 m W of US 41, 130 m S of Phillippi Creek. 27° 16' 13" N 82° 32' 4" W
Habitat Edge of tidal swamp.
Reproductive State Fertile
Collector A. R. Franck 1878
Collection Date 17 Apr 2010
Accession Number 255255
Image 255255.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Sarasota Co. : Deer Prairie Creek Preserve. Jordyn Parcel; N parcel limit 4.5 mi. E of the intersection of South Moon Drive and Border Road, I-75 borders to the S. 27° 6' 16" N 82° 15' 51" W
Description Herb.
Habitat Mesic hammock.
Reproductive State Fertile
Elevation 5 to 7 m
Collector L. B. Birch 291
with L. Amos, B.K. Holst
Collection Date 09 Jul 2009
Accession Number 255714
Image 255714.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Brevard Co. : Cape Canaveral Air Force Station. Canal W of ICBM Road, S of Space Launch Complex 12. 28° 28' 42" N 80° 32' 52" W
Reproductive State Fertile
Collector P. A. Schmalzer
with T. Kozusko
Collection Date 15 Nov 2010
Accession Number 257580
Image 257580.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Glades Co. : Fisheating Creek Wildlife Management Area. Ingram's Crossing; 5.7 km N of FL 74, 1 km E of C-731, 4 km S of the Highlands County line. 26° 59' 50" N 81° 26' 38" W
Habitat Edge of stream.
Reproductive State Fertile
Collector A. R. Franck 2590
Collection Date 24 Mar 2011
Accession Number 257845
Image 257845.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Sarasota Co. : Myakka Wild and Scenic River. E side of river just before FL 72. T27S, R20E, Se.c 28, NE¼ of SE¼ of NE¼. 27° 18' 0" N 82° 16' 0" W
Habitat Riverbank.
Reproductive State Fertile
Collector E. Gandy
with S. Hetrich
Collection Date 07 Apr 2008
Accession Number 259831
Image 259831.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Hillsborough Co. : Mosaic Fertilizer mine reclamation site near Mulberry, ca. 2000 ft. NE of the junction of Lithia-Pinecrest Road and Allen Road. 27° 51' 0" N 82° 8' 44" W
Description Herb ca. 1 m tall.
Habitat Open saturated marsh of a created depression wetland.
Reproductive State Fertile
Collector R. Chicone 758
Collection Date 17 Jul 2010
Accession Number 260137
Image 260137.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Hillsborough Co. : Hillsborough River State Park. N side of the firebreack between the park campgrounds and Model Dairy. T27S, R21E, Sec. 7, SE¼. 27° 55' 0" N 82° 20' 60" W
Habitat Borders of depression marsh.
Reproductive State Fertile
Collector C. vanHoek
with B. Worth, M. Fite
Collection Date 12 Jul 2010
Accession Number 260279
Image 260279.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Indian River Co. : Oslo Road, ca. 3 mi. S of Vero Beach. 27° 35' 12" N 80° 22' 30" W
Habitat Roadside ditch.
Reproductive State Fertile
Collector S. Myers 858
Collection Date 24 Dec 2012
Accession Number 267150
Image 267150.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Seminole Co. : Myrtle Street at Hercules Avenue, Sanford. 28° 44' 5" N 81° 15' 59" W
Habitat Edge of roadside ditch.
Reproductive State Fertile
Collector D. H. Williams 3681
Collection Date 29 Jun 2013
Accession Number 269814
Image 269814.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Osceola Co. : Kissimmee Park Road, N of Clay Whaley Road, St. Cloud. 28° 13' 8" N 81° 19' 3" W
Habitat Moist drainage ditch.
Reproductive State Fertile
Collector S. Myers 953
Collection Date 11 May 2013
Accession Number 269915
Image 269915.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Orange Co. : Edge of commercial property on N side of West Maitland Boulevard, just W of Maitland Summit Boulevard, Maitland. 28° 38' 20" N 81° 24' 19" W
Habitat In a wet sump at roadside.
Reproductive State Fertile
Collector D. H. Williams 3874
Collection Date 23 Nov 2013
Accession Number 271521
Image 271521.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Lee Co. : Gasparilla Island State Park. S end of Preserve parcel. T43S, R20E, Sec. 26, SW¼ of NW¼ of NE¼. 26° 48' 17" N 82° 16' 36" W
Habitat Estuarine tidal swamp.
Reproductive State Fertile
Collector E. Gandy
Collection Date 17 Oct 2008
Accession Number 271778
Image 271778.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Sarasota Co. : Walton Ranch Preserve. N of North Port; the SW entrance to the ranch is 2.3 km N of I-75, where Choctaw Boulevard ends (Choctaw Boulevard is a continuation of Toledo Blade Boulevard). 27° 7' 23" N 82° 8' 19" W
Description Herb 0.5 m tall, few seen.
Habitat Basin marsh.
Reproductive State Fertile
Elevation 5 to 7 m
Collector L. B. Birch 636
with B.K. Holst, D. Troxell
Collection Date 24 Jun 2011
Accession Number 277393
Image 277393.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Indian River Co. : US 1 next to Sebastian Square, Sebastian. 27° 48' 16" N 80° 27' 49" W
Habitat Edge of roadside drainage ditch.
Reproductive State Fertile
Collector S. Myers 1468
Collection Date 11 Oct 2014
Accession Number 278124
Image 278124.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Indian River Co. : 23rd Street just off 7th Avenue, Vero Beach. 27° 38' 31" N 80° 23' 11" W
Habitat Edge of roadside ditch.
Reproductive State Fertile
Collector S. Myers 1391
Collection Date 13 Aug 2014
Accession Number 278240
Image 278240.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Brevard Co. : Kennedy Space Center. Merritt Island National Wildlife Refuge; S side of NASA Causeway along Indian River Lagoon, just E of Merritt Island.
Habitat Wetland restoration site.
Reproductive State Fertile
Collector P. A. Schmalzer
with T.E. Foster, T.J, Kozusko
Collection Date 20 Aug 2014
Accession Number 279913
Image 279913.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Louisiana , Claiborne Par. : Along LA 520 ca. 3.7 mi. SSW of Colquitt.
Description Frequent.
Habitat Along wet edges of pine woods.
Reproductive State
Collector C. M. Allen 8425
with K. Vincent
Collection Date 19 Aug 1978
Accession Number 153973
Image 153973.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Georgia , Chatham Co. : Telefare Road near Mission.
Habitat Road ditch.
Reproductive State
Collector G. R. Swank 37
Collection Date 08 Aug 1959
Accession Number 136715
Image 136715.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. South Carolina , Beaufort Co. : Brackish Marsh; 0.7 mi. SW of junction C-33 and US 17 on US 17.
Reproductive State
Collector H. E. Ahles 18017
with C. R. Bell
Collection Date 06 Sep 1956
Accession Number 38751
Image 38751.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Louisiana , Morehouse Par. : Beside Ouachita River between River View Lots and Point Pleasant. T21N, R4E, Sec. 28.
Reproductive State Fertile
Collector R. D. Thomas
with B. L. Ricks
Collection Date 26 Sep 1970
Accession Number 107066
Image 107066.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Determination History
Echinochloa walteri Pursh A. Heller
Locality USA. Louisiana , Orleans Par. : New Orleans; 0.9 mi. E of lake front airport terminal building; South Shore Harbor Marina.
Description Grass to 5 feet tall.
Habitat On sandy bank.
Reproductive State Fertile
Collector J. MacGregor
Collection Date 06 Aug 1987
Accession Number 246945
Image 246945.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Louisiana , Pointe Coupee Par. : False River at Ventress.
Description To 6 feet tall.
Habitat Shoreline.
Reproductive State Fertile
Elevation 15 to ft
Collector J. MacGregor
Collection Date 10 Sep 1986
Accession Number 247106
Image 247106.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Louisiana , Pointe Coupee Par. : False River at Ventress.
Habitat Shoreline.
Reproductive State Fertile
Elevation 15 to ft
Collector J. MacGregor
Collection Date 10 Sep 1986
Accession Number 247105
Image 247105.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Louisiana , Pointe Coupee Par. : False River at Ventress.
Habitat Shoreline.
Reproductive State Fertile
Elevation 15 to ft
Collector J. MacGregor
Collection Date 10 Sep 1986
Accession Number 247104
Image 247104.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Determination History
Echinochloa crusgalli L. Beauverie crusgalli
Locality USA. Louisiana , Orleans Par. : City of New Orleans; bank of Bayou St. John by NW side of Mirabeau Ave bridge.
Description Grass to 5.5 feet tall, cespitose.
Habitat At water edge.
Reproductive State Fertile
Collector J. MacGregor
Collection Date s.d.
Accession Number 247114
Image 247114.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Determination History
Echinochloa crusgalli L. Beauverie crusgalli
Locality USA. Louisiana , Orleans Par. : City of New Orleans; bank of Bayou St. John by NW side of Mirabeau Ave bridge.
Description Grass to 5.5 feet tall, cespitose.
Habitat At water edge.
Reproductive State
Collector J. MacGregor
Collection Date s.d.
Accession Number 247115
Image 247115.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Determination History
Echinochloa crusgalli L. Beauverie crusgalli
Locality USA. Louisiana , Orleans Par. : City of New Orleans; bank of Bayou St. John by NW side of Mirabeau Ave bridge.
Description Grass to 5.5 feet tall, cespitose.
Habitat At water edge.
Reproductive State
Collector J. MacGregor
Collection Date s.d.
Accession Number 247113
Image 247113.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Louisiana , Cameron Par. : Disturbed area along Intracoastal Canal at SE corner of Lacassine Pool, Lacassine National Wildlife Refuge. T12S, R5W, Sec. 34.
Reproductive State Fertile
Collector D. D. Taylor
with R. D. Thomas
Collection Date 06 Aug 1983
Accession Number 209858
Image 209858.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Louisiana , La Salle Par. : Beside Old River and US 84, 1 mi. SE of Whitehall.
Reproductive State Fertile
Collector R. D. Thomas
with K. E. Rogers
Collection Date 09 Nov 1969
Accession Number 89776
Image 89776.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Georgia , McIntosh Co. : Near N end of Sapelo Island.
Description 6 feet tall.
Habitat Moist open situation at edge of lake.
Reproductive State Fertile
Collector W. H. Duncan
Collection Date 14 Aug 1956
Accession Number 64270
Image 64270.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Louisiana , Ouachita Par. : Field S of Desiard Street (US 80) just E of junction Gilbert and Desiard Streets, Monroe.
Reproductive State Fertile
Collector D. D. Taylor
Collection Date 29 Sep 1983
Accession Number 217573
Image 217573.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. North Carolina , Wilmington Co. :
Description Culms erect.
Habitat In ditch along railway track.
Reproductive State Fertile
Collector A. S. Hitchcock
Collection Date 28 Aug 1905
Accession Number 38794
Image 38794.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Alabama , Baldwin Co. : Just E of Gulf Shores, along the shores of Middle Lake at Gulf State Park.
Reproductive State Fertile
Collector G. Wilhelm
Collection Date 03 Jul 1981
Accession Number 177451
Image 177451.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Mississippi , Jackson Co. : Horn Island.
Habitat Edge of a small marshy place.
Reproductive State Fertile
Collector R. B. Channell
Collection Date 16 Aug 1951
Accession Number 12284
Image 12284.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Georgia , McIntosh Co. : Near north end of Sapelo Island.
Description 6 feet tall.
Habitat Moist open situation at edge of lake.
Reproductive State Fertile
Collector W. H. Duncan
Collection Date 14 Aug 1956
Accession Number 8288
Image 8288.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Miami-Dade Co. : Off North Kendall Drive. 25° 40' 0" N 80° 19' 0" W
Description Plants 2-3 ft. high; leaf sheaths copiously hairy.
Habitat Disturbed pine - palmetto scrub area, in full sunlight; with numerous species of grasses and Compositae.
Reproductive State Fertile
Collector M. McMahon 1
Collection Date 06 Mar 1970
Accession Number 286839
Image 286839.JPG
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Broward Co. : Sheridan Street Natural Area. 27° 55' 46" N 82° 31' 18" W
Habitat Recently cleared area.
Reproductive State Fertile
Collector E. A. Revuelta
with E. Rios
Collection Date 11 Mar 2016
Accession Number 293950
Image 293950.jpg
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Hillsborough Co. : Double Branch Bay Preserve. 28° 0' 49" N 82° 36' 59" W
Habitat Coastal flatwoods.
Reproductive State Fertile
Collector J. R. Campbell
with S. Dickman
Collection Date 10 Aug 2016
Accession Number 295316
Image 295316.JPG
Plant Atlas Link Plant Atlas Citation

Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Hillsborough Co. : Double Branch Bay Preserve; service road. 28° 0' 45" N 82° 36' 50" W
Habitat Coastal flatwoods.
Reproductive State Fertile
Collector J. R. Campbell
Collection Date 03 Oct 2017
Accession Number 295767
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Sarasota Co. : Myakka River State Park. "Big Flats" marsh, S of Upper Myakka Lake. 27° 15' 43" N 82° 17' 39" W
Description Common.
Habitat Floodplain marsh, with Persicaria lapathifolia and Rumex sp.
Reproductive State Fertile
Collector J. C. Oliver
Collection Date 05 Mar 2017
Accession Number 295809
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Virginia , Essex Co. : Occupacia River; route 661; E of junction with route 637.
Reproductive State Fertile
Collector T. Bradley
with Stanley, Miller, Hurd
Collection Date 22 Sep 1974
Accession Number 154146
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller - Determined By: S. R. Hill, Oct 1995
Locality USA. Illinois , Woodford Co. : E bank of IL River; S of jetty; N of Blue Creek; E of channel marker. T27N, R4W, Sec. 11, N½, NW¼, NW¼. 38° 25' 60" N 88° 25' 60" W
Description Locally common.
Habitat Sandy slough with Hibiscus laevis; wet sand.
Reproductive State Fertile
Collector S. R. Hill
Collection Date 08 Sep 1995
Accession Number 215637
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. New York Shelter Road; marsh near sea. 40° 35' 56" N 73° 49' 13" W
Reproductive State Fertile
Collector W. G. Farlow
Collection Date 20 Sep 1912
Accession Number 60049
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller - Determined By: S. R. Hill, 2005
Locality USA. Illinois , Kendall Co. : S margin of Fox River N of Fox Road; 3 mi. W of Yorkville. 41° 38' 11" N 88° 30' 23" W
Description Infrequent several-stemmed rooting at lower nodes; immature; lower sheathes with harsh bristles.
Habitat Mud flats with leptochloa fascicularis, Ammannia robusta, Acnida altissima.
Reproductive State Fertile
Collector S. R. Hill
Collection Date 26 Aug 2005
Accession Number 267366
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller - Determined By: S. R. Hill, 2001
Locality USA. Illinois , Union Co. : IL 3; E side; S side bridge over Running Lake Ditch; 1.95 mi. S of junction with IL 146; between raised abandoned RR bed awithin forest and active N-S Union Pacific RR line on E. T13S, R3W, Sec. 1, SE¼, NE¼, NW¼. 37° 25' 11" N 89° 23' 25" W
Description Infrequent robust 1-1.5 m. tall; lower leaf sheathes; pubescent bristly.
Habitat Alluvial soil modified by forest; excavated disturbed; with Acer negundo, Celtis laevigata, Quercus, etc.
Reproductive State Fertile
Elevation 340 to ft
Collector S. R. Hill
with J.A. Koontz
Collection Date 26 Oct 2001
Accession Number 268052
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Virginia , Princess Anne Co. : Pungo Ferry.
Habitat Brackish marsh.
Reproductive State Fertile
Collector M. L. Fernald
with L. Griscom
Collection Date 22 Sep 1933
Accession Number 31887
Image 31887.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Virginia , Westmoreland Co. : George Washington's Birthplace Nat. Park; peninsula.
Reproductive State Fertile
Collector G. E. Lam
Collection Date 24 Aug 1984
Accession Number 213906
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Determination History
Panicum walteri Pursh
Locality USA. Connecticut , Hartford Co. : Hockanum River; E Hartford. 41° 45' 49" N 72° 41' 6" W
Habitat Shallow water.
Reproductive State Fertile
Collector C. A. Weatherby
Collection Date 29 Aug 1906
Accession Number 23008
Image 23008.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Massachusetts , Plymouth Co. : Scitwater.
Habitat Salt marsh.
Reproductive State Fertile
Collector C. H. Knowlton
Collection Date 08 Sep 1912
Accession Number 21461
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Massachusetts , Bristol Co. : Acoaxet. 41° 30' 25" N 71° 5' 48" W
Habitat Swamp.
Reproductive State Fertile
Collector C. H. Knowlton
with G.L. Stebbins
Collection Date 29 Sep 1929
Accession Number 7190
Image 7190.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Hillsborough Co. : Double Branch Bay Nature Presereve, Tampa. 28° 1' 13" N 82° 37' 38" W
Habitat Coastal flatwoods.
Reproductive State Fertile
Collector S. Dickman
Collection Date 16 Nov 2010
Accession Number 298279
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Escambia Co. : Along S bank of Ferry Pass Baou by boat docks, premmises of Smith's Fish Camp, near Pensacola. 30° 32' 49" N 87° 11' 41" W
Habitat Shallow water; with Sagittaria lancifolia, Paspalum urvillei, and Alternanthera philoxeroides.
Reproductive State Fertile
Collector J. R. Burkhalter
Collection Date 04 Sep 2011
Accession Number 298759
Image 298759.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller - Determined By: Barkworth,
Locality USA. Florida , Alachua Co. : Palm Point, W side of Newman's Lake, 5 mi. E of central Gainesville. T10S, R21E, Sec. 8.
Description Common, to 1.5 m; green (purplish on lowest sheaths and internodes).
Habitat Wet sand of exposed lake bottom; with Amaranthus australis.
Reproductive State Fertile
Collector D. B. Ward
with S.C. Carr
Collection Date 17 Jul 2007
Accession Number 302890
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller - Determined By: Barkworth,
Locality USA. Florida , Hamilton Co. : Suwannee River, 200 m below the shoals, Big Shoals State Park, 4 mi. ENE of White Springs. TwS, R16E, Sec. 2.
Description Locally common, to 1.2 m tall, lower stems purplish; panicles green.
Habitat Wet sand and mud between rocks exposed on riverbed (a dry year).
Reproductive State Fertile
Collector D. B. Ward
with S.C. Carr
Collection Date 15 Jul 2007
Accession Number 302889
Image 302889.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. H. Heller - Determined By: Barkworth,
Locality USA. Florida , Alachua Co. : Palm Point, W side of Newnan's Lake, 5 mi. E of central Gainesville. T10S, R21E, Sec. 8.
Description Common plants to 1.5 m, green (purplish on lowest sheaths and internodes).
Habitat Wet sand of exposed lake bottom, with Amaranthus australis.
Reproductive State Fertile
Collector D. B. Ward
with S.C. Carr
Collection Date 17 Jul 2007
Accession Number 302892
Image 302892.jpg
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Echinochloa walteri
Family Name Poaceae
Currently Accepted Name Echinochloa walteri Pursh A. Heller
Locality USA. Florida , Sarasota Co. : Myakka River State Park. "Big Flats" marsh, S of Upper Myakka Lake. T27S, R20E, Sec. 15. 27° 15' 43" N 82° 17' 39" W
Description Common.
Habitat Floodplain marsh, with Persicaria lapathifolia and Rumex sp.
Reproductive State Fertile
Collector J. C. Oliver
Collection Date 03 Mar 2017
Accession Number 303172
Image 303172.jpg
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