Strophostyles helvola (Linnaeus) Elliott. Annual Sand Bean, Trailing Fuzzy Bean, Amberique Bean. Phen: Jun-Sep; Aug-Oct. Hab: Coastal dunes, beaches, dry sandy woodlands, disturbed areas. Dist: QC west to MN and SD, south to n. peninsular FL and e. TX.

Origin/Endemic status: Native

Taxonomy Comments: See Isely (1986b) for a discussion of the orthography of the epithet. The spelling of the epithet as "helvola" has been conserved.

Synonymy: = C, FNA11.1, G, GrPl, K3, K4, NE, NY, Pa, RAB, Tat, Tx, Va, WH3, WV; = Strophostyles helvula (L.) Elliott – K1, Mi, NcTx, SE3, Tn, W, Pelotto & Del Pero Martínez (1998), orthographic variant; > Strophostyles helvola (L.) Elliott – S, S13; > Strophostyles helvola (L.) Elliott var. helvola – F; > Strophostyles helvola (L.) Elliott var. missouriensis (S.Watson) Britton – F; > Strophostyles helvula (L.) Elliott var. helvula – Il, orthographic variant; > Strophostyles helvula (L.) Elliott var. missouriensis (S.Watson) Britton – Il, orthographic variant; > Strophostyles missouriansis (S.Watson) Small – S13

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Wetland Indicator Status:

• Atlantic and Gulf Coastal Plain: FAC
• Eastern Mountains and Piedmont: FACU
• Great Plains: FACU
• Midwest: FAC
• Northcentral & Northeast: FAC

Heliophily: 8