Herbarium Specimen Details

Alternanthera sessilis
Family Name Amaranthaceae
Currently Accepted Name Alternanthera sessilis (L.) R. Br. ex DC.
Locality USA. Florida , Volusia Co. : Bulow Creek State Park. Ca. 1.5 km N of the junction of Old Dixie Highway and Walter Boardman Lane. 29° 24' 54" N 81° 8' 26" W
Description Decumbent to scrambling herb.
Habitat Edge of mesic hammock.
Reproductive State Fruit
Collector J. M. Kunzer 1652
with C. DuToit
Collection Date 08 May 2006
Accession Number 243324
Image 243324.jpg
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Alternanthera sessilis
Family Name Amaranthaceae
Currently Accepted Name Alternanthera sessilis (L.) R. Br. ex DC. - Determined By: Wunderlin, 1990
Determination History
Alternanthera paronychioides A. St.-Hil.
Locality USA. Florida , Hillsborough Co. : 1 mi. E of US 41 on Valroy Road ca. 3-4 mi. N of Manatee County line. 27° 38' 58" N 82° 30' 55" W
Reproductive State Fruit
Collector R. Mears
with K. Holland
Collection Date 29 Jul 1989
Accession Number 199384
Image 199384.jpg
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Alternanthera sessilis
Family Name Amaranthaceae
Currently Accepted Name Alternanthera sessilis (L.) R. Br. ex DC. - Determined By: Wunderlin, 1990
Determination History
Alternanthera paronychioides A. St.-Hil.
Locality USA. Florida , Indian River Co. : SW of Fellsmere. T31S, R37E, Sec. 7. 27° 46' 5" N 80° 36' 6" W
Habitat Orange grove irrigation ditch.
Reproductive State Fruit
Collector R. Mears
with K. Holland
Collection Date 02 Nov 1988
Accession Number 198577
Image 198577.jpg
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Alternanthera sessilis
Family Name Amaranthaceae
Currently Accepted Name Alternanthera sessilis (L.) R. Br. ex DC. - Determined By: Wunderlin, 1990
Determination History
Alternanthera sessilis (L.) R. Br. ex DC.
Alternanthera poronychioides A. St.-Hil. - Determined By: B. F. Hansen, 1985
Locality USA. Florida , Escambia Co. : Vicinity of field house, University of West Florida campus, Pensacola. 30° 24' 33" N 87° 12' 51" W
Description Stems mostly erect but weak, sometimes decumbent below and rooting at a few nodes.
Habitat In boggy, open area and in wet ditch.
Reproductive State Fruit
Collector R. K. Godfrey 74403
Collection Date 06 Sep 1975
Accession Number 127040
Image 127040.jpg
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Alternanthera sessilis
Family Name Amaranthaceae
Currently Accepted Name Alternanthera sessilis (L.) R. Br. ex DC.
Locality USA. Florida , Hardee Co. : Payne Creek.
Habitat Wetland.
Reproductive State Fruit
Collector C. Raymond
Collection Date 06 Nov 2000
Accession Number 226866
Image 226866.jpg
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Alternanthera sessilis
Family Name Amaranthaceae
Currently Accepted Name Alternanthera sessilis (L.) R. Br. ex DC.
Locality USA. Florida , Calhoun Co. : Parish Lake. Nettle Ridge. 30° 28' 53" N 85° 1' 24" W
Description Erect herb to 75 cm; flowers white, no odor.
Habitat Floodplain forest, pond edge.
Reproductive State Fruit
Collector T. MacClendon 623
with J. Ludlow, K. MacClendon
Collection Date 03 Jul 2007
Accession Number 244115
Image 244115.jpg
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Alternanthera sessilis
Family Name Amaranthaceae
Currently Accepted Name Alternanthera sessilis (L.) R. Br. ex DC.
Locality USA. Florida , Broward Co. : Sunrise. At the NW intersection of Flamingo Road and Sunrise Boulevard. 26° 10' 2" N 80° 17' 42" W
Description Several large patches.
Habitat In disturbed pasture.
Reproductive State Fruit
Collector T. Hendrickson
with A. Buckley
Collection Date 25 Dec 1987
Accession Number 202549
Image 202549.jpg
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Alternanthera sessilis
Family Name Amaranthaceae
Currently Accepted Name Alternanthera sessilis (L.) R. Br. ex DC.
Locality USA. Florida , Flagler Co. : Just N of Potatoe Ville Road; ca. 5 mi. SE of Yelvington Road, ca. 10 mi. SE of East Palatka and US 17. T10S, R28E, Sec. 22' Dinner Island 7.5' Quad. UTM 454961E, 2375339N. 29° 37' 0" N 81° 31' 0" W
Habitat Wet pine flatwoods. Big Cypress Swamp drainage.
Reproductive State Fruit
Collector C. Slaughter 13223
Collection Date 07 Aug 2002
Accession Number 244966
Image 244966.jpg
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Alternanthera sessilis
Family Name Amaranthaceae
Currently Accepted Name Alternanthera sessilis (L.) R. Br. ex DC.
Locality USA. Florida , Franklin Co. : under bridge of Route 65 at Graham Creek (listed as Beverly on some maps) just S of Apalachicola National Forest. 29° 43' 32" N 84° 58' 60" W
Description Frequent.
Habitat In drying mud.
Reproductive State Fruit
Collector L. C. Anderson 7730
Collection Date 15 Oct 1984
Accession Number 196306
Image 196306.jpg
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Alternanthera sessilis
Family Name Amaranthaceae
Currently Accepted Name Alternanthera sessilis (L.) R. Br. ex DC. - Determined By: B. F. Hansen, 1998
Determination History
Alternanthera maritima (Mart.) A. St.-Hil.
Locality USA. Florida , Manatee Co. : Wingate Creek State Preserve. T35S, R22E, Sec. 7, SW¼ of NE¼ of SE¼.
Habitat Bottomland forest.
Reproductive State Flower
Collector C. Becker
Collection Date 07 Apr 1997
Accession Number 229067
Image 229067.jpg
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Alternanthera sessilis
Family Name Amaranthaceae
Currently Accepted Name Alternanthera sessilis (L.) R. Br. ex DC.
Locality USA. Florida , Flagler Co. : Little Haw Creek. 0.5 mi. N of Volusia County line along FL 11; ca. 5 mi. S of Codys Corner; roadside at bridge. T14S, R29E, Sec. 23, NE¼ of SE¼. 29° 4' 60" N 81° 12' 0" W
Habitat Weedy and creek bank.
Reproductive State Fruit
Collector B. F. Hansen 9732
with J. Hansen
Collection Date 27 Sep 1983
Accession Number 174001
Image 174001.jpg
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Alternanthera sessilis
Family Name Amaranthaceae
Currently Accepted Name Alternanthera sessilis (L.) R. Br. ex DC.
Locality USA. Florida , Orange Co. : Lake Buena Vista. At Walt Disney World Tree Nursery. 29° 22' 0" N 83° 1' 60" W
Description Weed.
Habitat In ditch.
Reproductive State Fertile
Collector J. Popenoe 1880
Collection Date 18 Apr 1980
Accession Number 154544
Image 154544.jpg
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Alternanthera sessilis
Family Name Amaranthaceae
Currently Accepted Name Alternanthera sessilis (L.) R. Br. ex DC.
Locality USA. Florida , Sarasota Co. : Churchill Ranch on Border Road, part of Deer Prairie Creek Preserve, ca. 2.3 km ENE of the junction of I-75 and C-777 (River Road). T39S, R20E, Sec. 5. 27° 7' 3" N 82° 19' 40" W
Habitat Marsh within mesic/hydric hammock.
Reproductive State Flower
Collector A. R. Franck 622
Collection Date 02 May 2008
Accession Number 245750
Image 245750.jpg
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Alternanthera sessilis
Family Name Amaranthaceae
Currently Accepted Name Alternanthera sessilis (L.) R. Br. ex DC.
Locality USA. Florida , Broward Co. : Hillsboro Pineland Natural Area, just NE of West Dixie Bend. T47S, R42E, Sec. 31. 26° 39' 38" N 82° 9' 12" W
Reproductive State Fertile
Collector P. L. Howell 1133
Collection Date 04 Dec 2009
Accession Number 252754
Image 252754.jpg
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Alternanthera sessilis
Family Name Amaranthaceae
Currently Accepted Name Alternanthera sessilis (L.) R. Br. ex DC.
Locality USA. Florida , Glades Co. : Fisheating Creek Wildlife Management Area. 4 km S of the Highlands County line, 1.2 km E of C-731, along Fisheating Creek. 26° 59' 49" N 81° 26' 39" W
Habitat Bank of creek in bottomland forest.
Reproductive State Fertile
Collector A. R. Franck 2232
Collection Date 04 Jun 2010
Accession Number 254624
Image 254624.jpg
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Alternanthera sessilis
Family Name Amaranthaceae
Currently Accepted Name Alternanthera sessilis L.
Determination History
Paspalum coryphaeum Trin.
Locality USA. Florida , Putnam Co. : Just W of Main Access Road, Caravelle Ranch Wildlife Management Area; ca. 0.1 mi. S of Shop Road, ca. 2.3 mi. E of FL 19, and 14 mi. N of Salt Spring. T11N, R26E, Sec. 30. 29° 30' 21" N 81° 43' 31" W
Habitat Cry shallow ditch.
Reproductive State Fertile
Collector C. Slaughter 17922
with J.E. Meeks
Collection Date 4 Nov 2010
Accession Number 256964
Image 256964.jpg
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Alternanthera sessilis
Family Name Amaranthaceae
Currently Accepted Name Alternanthera sessilis (L.) R. Br. ex DC.
Locality USA. Florida , Martin Co. : Jonathan Dickinson State Park. Kitching Creek.
Habitat Wet banks along creek.
Reproductive State Fertile
Collector R. O. Woodbury
with R. Roberts
Collection Date Jun 1989
Accession Number 259047
Image 259047.jpg
Plant Atlas Link Plant Atlas Citation

Alternanthera sessilis
Family Name Amaranthaceae
Currently Accepted Name Alternanthera sessilis (L.) R. Br. ex DC.
Locality USA. Florida , Martin Co. : Jonathan Dickinson State Park. Kitching Creek.
Habitat Wet disturbed sites.
Reproductive State Fertile
Collector R. O. Woodbury
with R. Roberts
Collection Date Apr 1989
Accession Number 259033
Image 259033.jpg
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Alternanthera sessilis
Family Name Amaranthaceae
Currently Accepted Name Alternanthera sessilis (L.) R. Br. ex DC.
Locality USA. Florida , Sarasota Co. : Myakka Wild and Scenic River. At Down's Dam. T38S, R19E, Sec. 12, SW¼ of NE¼ of SE¼. 27° 18' 0" N 82° 16' 0" W
Habitat Mesic hammock.
Reproductive State Fertile
Collector E. Gandy
Collection Date 29 Sep 2008
Accession Number 260455
Image 260455.jpg
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Alternanthera sessilis
Family Name Amaranthaceae
Currently Accepted Name Alternanthera sessilis (L.) R. Br. ex DC.
Locality USA. Florida , Seminole Co. : W side of US 17/92, ca. 300 mi. N of its intersection with Weldon Boulevard, Sanford. 28° 44' 17" N 81° 18' 11" W
Habitat Edge of a wet open ditch adjacent to a detention pond.
Reproductive State Fertile
Collector D. H. Williams 3088
Collection Date 15 Apr 2012
Accession Number 265083
Image 265083.jpg
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Alternanthera sessilis
Family Name Amaranthaceae
Currently Accepted Name Alternanthera sessilis (L.) R. Br. ex DC.
Locality USA. Florida , Seminole Co. : NE corner of the intersection of Rinehart Road and St. John's Parkway, Sanford; roadside ditch. 28° 48' 20" N 81° 19' 51" W
Habitat Wet at remnant wooded area.
Reproductive State Fertile
Collector D. H. Williams 3866
Collection Date 03 Oct 2013
Accession Number 270670
Image 270670.jpg
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Alternanthera sessilis
Family Name Amaranthaceae
Currently Accepted Name Alternanthera sessilis (L.) R. Br. ex DC.
Locality USA. Florida , Hillsborough Co. : Little Manatee River State Park. Bordering Oxbow Trail. T32S, R19E, Sec. 23, SW¼. 27° 28' 60" N 82° 10' 60" W
Description Few seen.
Habitat Weedy area in dry field adjacent to river.
Reproductive State Fertile
Collector C. vanHoek
with B. Worth
Collection Date 22 Nov 2013
Accession Number 271713
Image 271713.jpg
Plant Atlas Link Plant Atlas Citation

Alternanthera sessilis
Family Name Amaranthaceae
Currently Accepted Name Alternanthera sessilis (L.) R. Br. ex DC.
Determination History
Alternanthera sessilis (L.) R. Br. ex DC.
Alternanthera paronychioides A. St.-Hil. - Determined By: B. F. Hansen, 1985
Locality Cayman Islands. Grand Cayman Island Crew Road, Georgetown.
Reproductive State Flower
Collector N. Chevalier
Collection Date 20 Dec 1971
Accession Number 140149
Image 140149.JPG
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Alternanthera sessilis
Family Name Amaranthaceae
Currently Accepted Name Alternanthera sessilis (L.) R. Br. ex DC.
Locality Puerto Rico. Comerío Mun. : Rio la Plata, 2 mi. NE of Comerío, at the junction of highways 156 and 781; weeds around roadside and bridge.
Reproductive State Flower
Collector J. Hansell
with R. P. Sauleda, M. E. Ragan, & J. Lopez
Collection Date 25 Nov 1981
Accession Number 166930
Image 166930.JPG
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Alternanthera sessilis
Family Name Amaranthaceae
Currently Accepted Name Alternanthera sessilis (L.) R. Br.
Determination History
Alternanthera polygonoides (L.) R. Br.
Alternanthera paronychioides A. St.-Hil. - Determined By: B. F. Hansen, 1985
Locality USA. South Carolina , Charleston Co. : Charleston; near dock.
Habitat Low areas.
Reproductive State Flower
Collector T. R. Bradley
with R. S. Blaisdell.
Collection Date 21 Aug 1966
Accession Number 77604
Image 77604.JPG
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Alternanthera sessilis
Family Name Amaranthaceae
Currently Accepted Name Alternanthera sessilis (L.) R. Br. ex DC.
Determination History
Alternanthera polygonoides (L.) R. Br.
Alternanthera paronychioides A. St.-Hil. - Determined By: B. F. Hansen, 1985
Locality USA. South Carolina , Charleston Co. : Charleston; near dock.
Habitat Low areas.
Reproductive State
Collector T. R. Bradley
with R. S. Blaisdell.
Collection Date 21 Aug 1966
Accession Number 77482
Image 77482.JPG
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Alternanthera sessilis
Family Name Amaranthaceae
Currently Accepted Name Alternanthera sessilis (L.) R. Br. ex DC. - Determined By: B. F. Hansen, Apr 2017
Determination History
Alternanthera philoxeroides (Mart.) Griseb.
Locality USA. Florida , Orange Co. : Barber Park at Lake George, 3701 Gatlin Avenue, Orlando. 28° 27' 33" N 81° 18' 58" W
Habitat Low damp area in mowed turf next to dried up Taxodium swamp.
Reproductive State Fertile
Collector S. Myers
Collection Date 02 Jan 2016
Accession Number 293150
Image 293150.jpg
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Alternanthera sessilis
Family Name Amaranthaceae
Currently Accepted Name Alternanthera sessilis (L.) R. Br. ex DC. - Determined By: B. F. Hansen, May 2017
Determination History
Gomphrena serrata L.
Locality USA. Florida , Washington Co. : US 90 at Choctawhatchee River. 30° 46' 32" N 85° 49' 36" W
Habitat Swampy woods along flood plain of river.
Reproductive State Fertile
Collector W. D. Longbottom
with D.H. Williams
Collection Date 18 May 2016
Accession Number 293225
Image 293225.jpg
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Alternanthera sessilis
Family Name Amaranthaceae
Currently Accepted Name Alternanthera sessilis (L.) R. Br. ex DC.
Locality USA. Florida , Manatee Co. : Terra Ceia Preserve State Park. Zone TC27, Frog Creek.
Description Common.
Habitat Low-lying wet area near road in hydric hammock.
Reproductive State Fertile
Collector T. Muzyczka
with C. vanHoek
Collection Date 27 Sep 2016
Accession Number 296376
Image 296376.jpg
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Alternanthera sessilis
Family Name Amaranthaceae
Currently Accepted Name Alternanthera sessilis (L.) R. Br. ex DC.
Locality Nicaragua. Zelaya Dept. Mount Pleasant, Corn Island.
Description Creeping.
Reproductive State Flower
Elevation 0 to 30 m
Collector E. B. Nelson
Collection Date 08 Mar 1971
Accession Number 125902
Image 125902.jpg
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Alternanthera sessilis
Family Name Amaranthaceae
Currently Accepted Name Alternanthera sessilis (L.) R. Br. ex DC. - Determined By: Wunderlin, 1990
Determination History
Alternanthera sp.
Locality Honduras. Cortés Dept. Spanish Castle at Omoa. 15° 39' 31" N 88° 7' 43" W
Description Prostrate herb with white inflorescence.
Habitat Swampy open woodland.
Reproductive State Flower
Collector F. A. Barkley
with M. Hernández M.
Collection Date 29 May 1970
Accession Number 107256
Image 107256.jpg
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Alternanthera sessilis
Family Name Amaranthaceae
Currently Accepted Name Alternanthera sessilis (L.) R. Br. ex DC. - Determined By: Lindeman, 09-May-1951
Locality Suriname. Nickerie Distr. Clarapolder near sluide. 5° 53' 50" N 57° 2' 42" W
Reproductive State Flower
Collector D. C. Geyskes
Collection Date 21 Feb 1951
Accession Number 84684
Image 84684.jpg
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Alternanthera sessilis
Family Name Amaranthaceae
Currently Accepted Name Alternanthera sessilis (L.) R. Br. ex DC.
Locality USA. Florida , Escambia Co. : Just E fo Pace Hall (Building 930), between parking lot and building, main campus of University of West Florida, near Pensacola. 30° 33' 4" N 87° 12' 52" W
Description Abundant.
Habitat Runoff depression; with Cyperus haspan, Diodia virginiana, Phyllanthus urinaria, Hydrocotyle umbellata, and Polygonum [Persicaria] hydropiperoides.
Reproductive State Fertile
Collector J. R. Burkhalter
Collection Date 29 Oct 2015
Accession Number 298952
Image 298952.jpg
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Alternanthera sessilis
Family Name Amaranthaceae
Currently Accepted Name Alternanthera sessilis (L.) R. Br. ex DC.
Locality USA. Florida , Hillsborough Co. : Brooker Creek Headwaters Nature Preserve, Lutz; Upper Tampa Bay Trail. 28° 8' 17" N 82° 33' 15" W
Description Several plants.
Habitat Outside of mowed zone adjacent to trail.
Reproductive State Fertile
Collector S. Dickman
Collection Date 21 Sep 2016
Accession Number 302192
Image 302192.jpg
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