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Crotalaria sagittalis Linnaeus var. sagittalis . Common Rattlebox. Phen: Jun-Aug; Jul-Sep. Hab: Woodlands, woodland edges, barrens, prairies, openings, fields. Dist: MA and VT west to s. MI, s. WI, and c. MN, south to c. SC, s. AL, s. MS, TX, Mexico and Central America; West Indies.

Origin/Endemic status: Native

Taxonomy Comments: Nesom (2023b) treats our eastern North America taxon as C. sagittalis var. sagittalis, with var. blumeriana H. Senn far disjunct in AZ, CHH, and SON. We follow that treatment, for now.

Synonymy: = FNA11.1; < Crotalaria sagittalis L. – Ar, C, G, GrPl, Il, K1, K3, K4, Mex, Mi, NcTx, NE, NY, Pa, RAB, S, S13, SE3, Tat, Tn, Tx, Va, W, WV, Isely (1998), Leverett & Woods (2012); > Crotalaria sagittalis L. var. oblonga Michx. – F; > Crotalaria sagittalis L. var. sagittalis – F

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image of plant© Gary P. Fleming | Original Image ⭷
image of plant© Gary P. Fleming | Original Image ⭷
image of plant© John Gwaltney | Original Image ⭷


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