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*Senna obtusifolia (Linnaeus) H.S. Irwin & Barneby. Sicklepod, Coffeeweed. Phen: Jul-Sep; Aug-Nov. Hab: Fields (especially soybean fields), disturbed areas. Dist: Probably native of the New World Tropics. The species is now pantropical.

Origin/Endemic status: Neotropics

Synonymy: = Ar, C, FNA11.1, GrPl, Il, K1, K3, K4, Mo2, NcTx, NE, NY, Pa, SE3, Tn, Va, WH3, Irwin & Barneby (1982), Isely (1998), Robertson & Lee (1976); = Cassia obtusifolia L. – Bah, RAB, Tx, W, Isely (1975); = n/a – Tat; < Cassia tora L. – F, G, S13, misapplied; < Emelista tora (L.) Britton & Rose – S, misapplied

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Wetland Indicator Status:

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

Heliophily: 9

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image of plant© Gary P. Fleming | Original Image ⭷
image of plant© Joey Shaw source | Original Image ⭷
image of plant© Joey Shaw source | Original Image ⭷
image of plant© Radford, Ahles and Bell | Original Image ⭷


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