Helianthus hirsutus Rafinesque. Hairy Sunflower. Phen: Jun-Oct. Hab: Woodlands and other sunny or semi-sunny habitats. Dist: PA and MN, south to n. FL and TX.

Origin/Endemic status: Native

Synonymy: = Ar, C, Fl7, FNA21, G, GrPl, K1, K3, K4, Mi, NcTx, NE, NY, Pa, RAB, S, SE1, Tn, Tx, Va, W, WH3, WV; > Helianthus hirsutus Raf. var. hirsutus – F, Il, Oh3; > Helianthus hirsutus Raf. var. stenophyllus Torr. & Gray – F, Il; > Helianthus hirsutus Raf. var. trachyphyllus Torr. & Gray – F, Il

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