Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Rosids: Fabids: Fabales
WEAKLEY'S FLORA (11/30/12):
Strophostyles helvola
FAMILY
Fabaceae
NEW! Click to go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Learn more about Annual Sand Bean from the Vascular Plants of North Carolina.
(?)
PLANTS NATIONAL DATABASE:
Strophostyles helvola
FAMILY
Fabaceae
SYNONYMOUS WITH (ORTHOGRAPHIC VARIANT)
Synthesis of the North American Flora (Kartesz, 1999)
Strophostyles helvula
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 098-46-001:
Strophostyles helvola
FAMILY
Fabaceae
COMMON NAME:
Annual Sand Bean, Beach Pea, Trailing Wild Bean, Trailing Fuzzy-Bean
To see larger pictures, click or hover over the thumbnails.
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USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_sthe4_001_lvd
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USDA-NRCS PLANTS Database / USDA Wetland flora: Field office illustrated guide pnd_sthe9_001_lvd
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JK Marlow jkm140831_175
August Greenville County SC
Swamp Rabbit Trail
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JK Marlow jkm180814_3770
August McCormick County SC
Parks Mill
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Roxanna Martin rlm82209_156b
August Spartanburg County SC
Critter.
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Roxanna Martin rlm82510_36
August Spartanburg County SC
Legume (3.5)5-10cm long, 5-8mm broad, sparsely appressed-pubescent, per Vascular Flora of the Carolinas.
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Roxanna Martin rlm82510_38
August Spartanburg County SC
Keel w a distinctly curved, slender beak projected away from the standard, per Phylogenetic Systematics of Strophostyles (Fabaceae) (Riley-Hulting, 2004).
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Roxanna Martin rlm82708_091
August Spartanburg County SC
Leaflets usually prominently 3-lobed; terminal leaflet 2.5-3.5cm wide, per Weakley's Flora.
COMPARE
leaves that are trifoliolate and pinnately compound
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JK Marlow jkm100903_601
September Greenville County SC
Swamp Rabbit Trail
Leaflets usually have one or two lateral lobes, per Wildflowers of Tennessee.
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JK Marlow jkm100903_604
September Greenville County SC
Swamp Rabbit Trail
Stems glabrous to spreading-pilose, per Vascular Flora of the Carolinas.
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JK Marlow jkm180913_4704
September Greenville County SC
Flowers of this genus have a keel strongly curved upward forming a beak, per Wildflowers of the Southern Mountains.
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JK Marlow jkm180913_4708
September Greenville County SC
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JK Marlow jkm180914_4724
September Greenville County SC
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JK Marlow jkm180914_4726
September Greenville County SC
Leaflets have petiolules and stipels, per Vascular Flora of the Carolinas.
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JK Marlow jkm180914_4730
September Greenville County SC
Bracteoles (immediately subtending calyx) equal or exceed the calyx tube, per Weakley's Flora.
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Roxanna Martin rlm9410_364
September Spartanburg County SC
Petals roseate to purplish, often turning greenish, per Vascular Flora of the Carolinas.
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Roxanna Martin rlm10811_171
October Spartanburg County SC
Leaflets ovate or rhombic-ovate to ovate-oblong or commonly 3-lobed, per Vascular Flora of the Carolinas.
WEAKLEY'S FLORA (11/30/12):
Strophostyles helvola
FAMILY
Fabaceae
(?)
PLANTS NATIONAL DATABASE:
Strophostyles helvola
FAMILY
Fabaceae
SYNONYMOUS WITH (ORTHOGRAPHIC VARIANT)
Synthesis of the North American Flora (Kartesz, 1999)
Strophostyles helvula
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 098-46-001:
Strophostyles helvola
FAMILY
Fabaceae
1470
Herbaceous vine
Annual
Native to the Carolinas & Georgia
Habitat: Coastal dunes, beaches, dry sandy woodlands, disturbed areas, per Weakley's Flora
NEW! Click here to see a map from Weakley's Flora of the Southeastern US showing range and abundance.
Click here to see a map showing all occurrences known to SERNEC, a consortium of southeastern herbaria. (Zoom in to see more detail.)
LEAVES:
Odd-pinnately compound: 3 leaflets
Mostly alternate
Leaves have petioles.
Leaflets have petiolules.
Stipules are persistent.
Leaflets are subtended by stipels.
FLOWER:
Summer/Fall
Rose/ Purplish
Bilaterally symmetrical
2-lipped 5-lobed campanulate calyx (upper lobes united, so it appears 4-lobed)
5-parted papilionaceous corolla
10 stamens, diadelphous, 9 and 1
Superior ovary
Flowers in axillary racemes
FRUIT:
Summer/Fall
Legume
TO LEARN MORE about this plant, look it up in a good book!
- Newcomb's Wildflower Guide p110
- Wildflowers of the Atlantic Southeast p342
- Wildflowers of the Carolina Lowcountry p083
- Wildflowers of the Eastern United States p041
- Wildflowers of Tennessee p140
- Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians p177
- Wildflowers of the Southern Mountains p078