Stylosanthes biflora

Family:FABACEAE
Species:Stylosanthes biflora (L.) Britton, Sterns & Poggenb.
Common Name:Side Beak Pencil Flower
Habitat:**
Associated Ecological Communities:**
Growth Habit:Herb
Duration:Perennial
Category:Vascular
USDA Symbol:STBI2
Plant Notes:**
Taxonomic Notes:**
Status:Native
References:**
Specimen: View specimen details in the Alabama Herbarium Consortium Specimen Database

** Not applicable or data not available.

Classification

FamilyFABACEAE - Pea/Bean family
Genus Stylosanthes
Species Stylosanthes biflora (L.) Britton, Sterns & Poggenb. - Side Beak Pencil Flower

Citation

Citation Stylosanthes biflora (Linnaeus) Britton, Sterns & Poggenburg, Prelim. Cat. 13. 1888.
Basionym: Trifolium biflorum L. 1753.
Type: Without data, Kalm s.n. (lectotype: LINN 930.67). Lectotypified by J.L. Reveal, in Turland & C.E. Jarvis, Taxon 46: 481. 1997.

** Not applicable or data not available.

Synonyms

SynonymFull CitationBasionymType
Arachis sericea Arachis sericea Walter, Fl. Carol. 183. 1788. SOUTH CAROLINA:
Stylosanthes biflora var. elatior Stylosanthes biflora (Linnaeus) Britton et al., var. elatior (Swartz) Kuntze, Revis. Gen. Pl. 1: 209. 1891, nom. illegit.Stylosanthes hispida Michaux, var. erecta Pursh 1814; Stylosanthes elatior Swartz 1789. 
Stylosanthes elatior Stylosanthes elatior Swartz, Kongl. Vetensk. Acad. Nya Handl. 11: 296, t. 11(2). 1789.  
Stylosanthes elatior var. hispidissima Stylosanthes elatior Swartz, var. hispidissima (Michaux) Torrey & A. Gray, Fl. N. Amer. 1: 354. 1838.Stylosanthes hispida Michaux, var. hispidissima Michaux 1803. 
Stylosanthes elatior var. procumbens Stylosanthes elatior Swartz, var. procumbens (Pursh) Chapman, Fl. South U.S., ed. 3. 109. 1897.Stylosanthes hispida Michaux, var. procumbens Pursh 1814. 
Stylosanthes floridana Stylosanthes floridana S. F. Blake, Proc. Biol. Soc. Wash. 33: 51. 1920. FLORIDA: Walton Co.: De Funiak Springs, 3 Jul 1891, Sudworth s.n. (holotype: US).
Stylosanthes hispida Stylosanthes hispida Michaux, Fl. Bor.-Amer. 2: 75. 1803, nom. illegit. et non Richard 1792.Trifolium biflorum Linnaeus 1753. 
Stylosanthes hispida var. erecta Stylosanthes hispida Michaux, var. erecta Pursh, Fl. Amer. Sept. 480. 1814.Stylosanthes elatior Swartz 1789. 
Stylosanthes hispida var. hispidissima Stylosanthes hispida Michaux, var. hispidissima Michaux, Fl. Bor.-Amer. 2: 75. 1803.  
Stylosanthes hispida var. nudiuscula Stylosanthes hispida Michaux, var. nudiuscula Michaux, Fl. Bor.-Amer. 2: 75. 1803.  
Stylosanthes hispida var. procumbens Stylosanthes hispida Michaux, var. procumbens Pursh, Fl. Amer. Sept. 480. 1814.  
Stylosanthes riparia var. setifera Stylosanthes riparia Kearney, var. setifera Fernald, Rhodora 40: 438. 1938. VIRGINIA: Southampton Co.: By Ivor Road, E of Courtland, 10 Jun 1938, Fernald & Long 8321 (holotype: GH; isotype: PH).
Stylosanthes biflora var. hispidissima Stylosanthes biflora (Linnaeus) Britton et al., var. hispidissima (Michaux) Pollard & C. Ball, Proc. Biol. Soc. Wash. 13: 134. 1900.Stylosanthes hispida Michaux, var. hispidissima Michaux 1803. 
Stylosanthes riparia Stylosanthes riparia Kearney, Bull. Torrey Bot. Club 24: 565. 1897. TENNESSEE: Cocke Co.: Banks of the French Broad River near Wolf Creek,
Trifolium biflorum Trifolium biflorum Linnaeus, Sp. Pl. 773. 1753. Without data, Kalm s.n. (lectotype: LINN 930.67). Lectotypified by Reveal, in Turland & C. E. Jarvis, Taxon 46: 481. 1997.

Specimens and Distribution

This species has been reported in the following counties by the herbaria listed. An overview of the individual specimens are provided in the table that follows. Click on the accession number to view details; click on column headers to sort; choose a county or herbaria to filter the specimen data.

Counties included on distribution map: Autauga, Baldwin, Barbour, Bibb, Blount, Bullock, Butler, Calhoun, Cherokee, Chilton, Choctaw, Clarke, Clay, Cleburne, Coffee, Colbert, Conecuh, Coosa, Covington, Crenshaw, Cullman, Dale, Dallas, DeKalb, Elmore, Escambia, Etowah, Fayette, Franklin, Geneva, Greene, Hale, Henry, Jackson, Jefferson, Lamar, Lawrence, Lee, Macon, Marengo, Marion, Marshall, Mobile, Monroe, Montgomery, Perry, Pickens, Pike, Randolph, Russell, Shelby, St. Clair, Sumter, Talladega, Tallapoosa, Tuscaloosa, Walker, Washington, Winston

Counties represented by specimen data listed below:

Herbaria represented by specimen data listed below: ALNHS, AUA, JSU, SAMF, TROY, UNA, USAM, UWAL

Range of years during which specimens were collected: 1896 - 2023

Barcode / Accession No.
County
Coll. Date
Collector &
Collection No.
Herbarium &
Herbarium Name Used
Image
AUA000013351 Autauga 15 Jun 1982 GUNN, SCOTT C.
720
AUA
STYLOSANTHES BIFLORA (L.) B.S.P.
AUA000013350 Autauga 13 Aug 1982 GUNN, SCOTT C.
1012
AUA
STYLOSANTHES BIFLORA (L.) B.S.P.
UNA00008883 Autauga 13 Aug 1982 Gunn, Scott C.
1012
UNA
Stylosanthes biflora (L.) B.S.P.
TROY000047394 Autauga 26 May 2017 Parker, Matthew R.
887
TROY
Stylosanthes biflora (Linnaeus) Britton, Sterns & Poggenburg
AUA000042853 Baldwin 7 Aug 1925 WOLF, WOLFGANG
1892
AUA
STYLOSANTHES BIFLORA (L.) B.S.P.
AUA000013501 Baldwin 13 May 1955 MOORE, WILLIAM H.
AUA
STYLOSANTHES BIFLORA (L.) B.S.P.
AUA000013500 Baldwin 13 May 1973 LYNN, DAVID
153
AUA
STYLOSANTHES BIFLORA (L.) B.S.P.
UWAL0043788 Baldwin 22 Aug 2000 Larsen, Harry S.
329
UWAL
Stylosanthes biflora (L.) Britton et al.
UWAL0043789 Baldwin 14 Aug 2002 Larsen, Harry S.
1104
UWAL
Stylosanthes biflora (L.) Britton et al.
AUA000027049 Baldwin 15 May 2008 BARGER, T.WAYNE
PERD-350
AUA
STYLOSANTHES BIFLORA (L.) B.S.P.
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