Herbarium Specimen Details

Cynanchum laeve
Family Name Apocynaceae
Currently Accepted Name Cynanchum laeve Michx. Pers. - Determined By: B. F. Hansen, Jul 2013
Determination History
Ampelamus albidus Nutt. Britton
Locality USA. Mississippi , St. Louis Co. : Outside room 115, Red Roof Inn on Wilson Boulevard beside I-44, St. Louis.
Description Twining over shrubs; flowers white.
Reproductive State Flower
Collector N. A. Harriman
with J. Piplly, J. Henrickson, P. Fryxell, T. Wendt
Collection Date 28 Jul 1999
Accession Number 231003
Image 231003.jpg
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Cynanchum laeve
Family Name Apocynaceae
Currently Accepted Name Cynanchum laeve Michx. Pers. - Determined By: Wunderlin, 1979
Determination History
Enslenia albida Nutt.
Gonolobus laevis Michx.
Locality USA. Ohio , Hamilton Co. : Near Cincinnati. 39° 9' 43" N 84° 27' 25" W
Reproductive State Flower
Collector C. G. Lloyd
Collection Date 07 Aug 1882
Accession Number 33754
Image 33754.jpg
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Cynanchum laeve
Family Name Apocynaceae
Currently Accepted Name Cynanchum laeve Michx. Pers.
Locality USA. Virginia , Westmoreland Co. : VA 612, 2 mi. N of VA 626, SE of Hague.
Habitat Roadside.
Reproductive State Flower
Collector T. R. Bradley
with I. Ward
Collection Date 07 Jul 1990
Accession Number 215064
Image 215064.jpg
Plant Atlas Link Plant Atlas Citation

Cynanchum laeve
Family Name Apocynaceae
Currently Accepted Name Cynanchum laeve Michx. Pers. - Determined By: Wunderlin, 1979
Determination History
Gonolobus laevis Michx.
Locality USA. Missouri , Jasper Co. : Nera Galesburg. 37° 16' 0" N 94° 30' 0" W
Habitat Open ground; rich alluvial soil.
Reproductive State Flower
Collector E. J. Palmer 18628
Collection Date 08 Aug 1920
Accession Number 29684
Image 29684.jpg
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Cynanchum laeve
Family Name Apocynaceae
Currently Accepted Name Cynanchum laeve Michx. Pers. - Determined By: Wunderlin, 1979
Determination History
Gonolobus laevis Michx.
Locality USA. Virginia , Fairfax Co. : Near Great Falls.
Reproductive State Flower
Collector P. Dowell 6440
Collection Date 07 Aug 1910
Accession Number 29685
Image 29685.jpg
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Cynanchum laeve
Family Name Apocynaceae
Currently Accepted Name Cynanchum laeve Michx. Pers.
Locality USA. Virginia , Westmoreland Co. : George Washington's Birthplace National Park; N end of main road.
Reproductive State Flower
Collector G. E. Lam 413
Collection Date 24 Aug 1984
Accession Number 213874
Image 213874.jpg
Plant Atlas Link Plant Atlas Citation

Cynanchum laeve
Family Name Apocynaceae
Currently Accepted Name Cynanchum laeve Michx. Pers. - Determined By: Wunderlin, 1980
Determination History
Ampelamus albidus Nutt. Britton
Locality USA. Illinois , Union Co. : 5.7 mi. E of Dongola. 37° 21' 40" N 89° 9' 57" W
Description Vine.
Habitat Marshy roadbank through cypress [Taxodium] swamp.
Reproductive State Flower
Collector R. F. Thorne 19997
Collection Date 23 Aug 1958
Accession Number 53192
Image 53192.jpg
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Cynanchum laeve
Family Name Apocynaceae
Currently Accepted Name Cynanchum laeve Michx. Pers.
Locality USA. Missouri , Lincoln Co. : Ca. 5 mi. E of Troy. 38° 58' 46" N 90° 58' 51" W
Description Flowers white.
Habitat On fence.
Reproductive State Flower
Collector W. G. D'Arcy 1080
Collection Date 10 Aug 1978
Accession Number 214841
Image 214841.jpg
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Cynanchum laeve
Family Name Apocynaceae
Currently Accepted Name Cynanchum laeve Michx. Pers.
Locality USA. Virginia , Stafford Co. : Along Potomac River at Marlborough Road (Potomac Creek), at the end of VA 621.
Reproductive State Flower
Collector T. R. Bradley 11007
with B. Miller
Collection Date 20 Jul 1976
Accession Number 154137
Image 154137.jpg
Plant Atlas Link Plant Atlas Citation

Cynanchum laeve
Family Name Apocynaceae
Currently Accepted Name Cynanchum laeve Michx. Pers. - Determined By: Wunderlin, 1980
Determination History
Ampelamus albidus Nutt. Britton
Locality USA. Virginia , Prince George Co. : Just S of Jordan Point Ferry.
Description Climbing on shrubs and trees.
Habitat Border of alluvial woods.
Reproductive State Flower
Collector L. B. Smith 978
with A.R. Hodgdon
Collection Date 10 Aug 1939
Accession Number 13667
Image 13667.jpg
Plant Atlas Link Plant Atlas Citation

Cynanchum laeve
Family Name Apocynaceae
Currently Accepted Name Cynanchum laeve Michx. Pers. - Determined By: Wunderlin, 1980
Determination History
Ampelamus albidus Nutt. Britton
Locality USA. Kentucky , Mercer Co. : Between Shakertown and High Bridge.
Habitat Roadside.
Reproductive State Flower
Collector M. E. Wharton 9204
Collection Date 23 Jul 1955
Accession Number 43698
Image 43698.jpg
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Cynanchum laeve
Family Name Apocynaceae
Currently Accepted Name Cynanchum laeve Michx. Pers.
Locality USA. Arkansas , Independence Co. : Bluffs beside White River and Missouri-Pacific Railroad tracks, between Lock 3 and Lafferty Creek. T14N, R8W, Sec. 26.
Reproductive State Flower
Collector R. D. Thomas 10100
Collection Date 06 Jul 1968
Accession Number 86801
Image 86801.jpg
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Cynanchum laeve
Family Name Apocynaceae
Currently Accepted Name Cynanchum laeve Michx. Pers.
Locality USA. North Carolina , Halifax Co. : S bank of Roanoke River on NC 48, near paper mill.
Reproductive State Flower
Collector S. Leonard 3377
with A.E. Radford
Collection Date 29 Jul 1970
Accession Number 95410
Image 95410.jpg
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Cynanchum laeve
Family Name Apocynaceae
Currently Accepted Name Cynanchum laeve Michx. Pers.
Locality USA. Arkansas , Izard Co. : Clffs beside White River and railroad tracks, 2 mi. W of Croker.
Reproductive State Flower
Collector R. D. Thomas 20640
with R. Reid
Collection Date 08 Aug 1970
Accession Number 106362
Image 106362.jpg
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Cynanchum laeve
Family Name Apocynaceae
Currently Accepted Name Cynanchum laeve Michx. Pers.
Locality USA. Tennessee , Cocke Co. : 1 mi. N of TN 411, SW of Parrottsville.
Habitat Edge of pond.
Reproductive State Flower
Collector P. Genelle 2979
with G. Fleming
Collection Date 29 Jul 1977
Accession Number 133240
Image 133240.jpg
Plant Atlas Link Plant Atlas Citation

Cynanchum laeve
Family Name Apocynaceae
Currently Accepted Name Cynanchum laeve Michx. Pers. - Determined By: Wunderlin, 1980
Determination History
Ampelamus albidus Nutt. Britton
Locality USA. North Carolina , Halifax Co. : NC 48, just N of Roanoke Rapids on Roanoke River.
Habitat River bank.
Reproductive State Flower
Collector H. E. Ahles 17077
with R.S. Liesner
Collection Date 19 Jul 1956
Accession Number 20265
Image 20265.jpg
Plant Atlas Link Plant Atlas Citation

Cynanchum laeve
Family Name Apocynaceae
Currently Accepted Name Cynanchum laeve Michx. Pers. - Determined By: Wunderlin, 1980
Determination History
Ampelamus albidus Nutt. Britton
Locality USA. Mississippi , Sharkey Co. : Ca. 7 mi. SE of Rolling Fork.
Habitat Old field site along creek in bottomland hardwood forest.
Reproductive State Flower
Collector J. D. Ray, Jr. 4883
Collection Date 11 Jul 1955
Accession Number 41111
Image 41111.jpg
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Cynanchum laeve
Family Name Apocynaceae
Currently Accepted Name Cynanchum laeve Michx. Pers.
Determination History
Gonolobus gonocarpos Walter L. M. Perry - Determined By: K. E. Rogers,
Matelea gonocarpa Walter Shinners - Determined By: Wunderlin, 1979
Locality USA. Tennessee , Macon Co. : Few mi. E of Beech Bottom.
Habitat Border of oak woods.
Reproductive State Fruit
Collector K. E. Rogers 42923
Collection Date 14 Oct 1968
Accession Number 94278
Image 94278.jpg
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Cynanchum laeve
Family Name Apocynaceae
Currently Accepted Name Cynanchum laeve Michx. Pers.
Determination History
Gonolobus gonocarpos Walter L. M. Perry - Determined By: K. E. Rogers,
Matelea gonocarpa Walter Shinners - Determined By: Wunderlin, 1979
Locality USA. Tennessee , Macon Co. : Few mi. E of Beech Bottom.
Habitat Border of oak woods.
Reproductive State Fruit
Collector K. E. Rogers 42923
Collection Date 14 Oct 1968
Accession Number 86937
Image 86937.jpg
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Cynanchum laeve
Family Name Apocynaceae
Currently Accepted Name Cynanchum laeve Michx. Pers. - Determined By: S. R. Hill, 2008
Locality USA. Illinois , Champaign Co. : Private residence at 1411 Winding Lane, Champaign. T19N, R8E, Sec. 1, SE¼ of NE¼ of SE¼ of SW¼. 40° 7' 47" N 88° 14' 55" W
Description Not planted; common twining weedy vine 2.5 m long with milky sap; flowers white.
Habitat Gardens.
Reproductive State Flower
Elevation 757 to ft
Collector S. R. Hill 37906
Collection Date 10 Aug 2008
Accession Number 277162
Image 277162.jpg
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Cynanchum laeve
Family Name Apocynaceae
Currently Accepted Name Cynanchum laeve Michx. Pers. - Determined By: S. R. Hill, Oct 1998
Locality USA. Illinois , Jackson Co. : 20th Street at bridge over Big Muddy River, Murphysboro. T9S, R2W, Sec. 8, NW¼ of SE¼ of NW¼ of SE¼. 37° 45' 52" N 89° 20' 6" W
Description Locally common vine ca. 3-4 m long, twining on shrubs; flowers white.
Habitat Road right-of-way in floodplain forest margin; disturbed alluvial soil.
Reproductive State Flower
Collector S. R. Hill 30613
with S.E. Dees, J. Coady
Collection Date 23 Jul 1998
Accession Number 283635
Image 283635.jpg
Plant Atlas Link Plant Atlas Citation

Cynanchum laeve
Family Name Apocynaceae
Currently Accepted Name Cynanchum laeve Michx. Pers. - Determined By: S. R. Hill, Oct 1998
Locality USA. Illinois , Champaign Co. : Champaign, 1411 Winding Lane, private residence. 40° 6' 59" N 88° 14' 36" W
Description Twining vine 2 m long, fruit green and inflated, sap milky; volunteer weed in garden.
Reproductive State Fruit
Collector S. R. Hill
Collection Date 06 Sep 1998
Accession Number 281279
Image 281279.JPG
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Cynanchum laeve
Family Name Apocynaceae
Currently Accepted Name Cynanchum laeve Michx. Pers.
Locality USA. Kentucky , Madison Co. : Berea College Campus, Berea; S and W of Blue Ridge Dormitory.
Habitat Garden.
Reproductive State Flower
Collector D. D. Taylor
Collection Date 07 Aug 1981
Accession Number 217258
Image 217258.JPG
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Cynanchum laeve
Family Name Apocynaceae
Currently Accepted Name Cynanchum laeve Michx. Pers.
Locality USA. Oklahoma , Cleveland Co. : Interstate Drive and Main Street, Norman. 35° 13' 9" N 97° 28' 52" W
Reproductive State Flower
Collector A. R. Franck
with C.L. Alexander
Collection Date 25 Sep 2017
Accession Number 296144
Image 296144.jpg
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