Eutrochium fistulosum (Barratt) E.E. Lamont. Hollow-stem Joe-pye-weed, Trumpetweed. Phen: Jul-Oct. Hab: Moist forests, marshes, fields, ditches. Dist: S. ME, NY, s. MI, IL, and MO, south to c. peninsular FL, Panhandle FL, and e. TX.

Origin/Endemic status: Native

Synonymy: = Ar, Fl7, FNA21, Il, K3, K4, Mi, NE, NY, Pa, Tn, Va, Lamont (2004); = Eupatoriadelphus fistulosus (Barratt) King & H.Rob. – GW2, Schmidt & Schilling (2000); = Eupatorium fistulosum Barratt – C, F, G, K1, Mo2, Oh3, RAB, SE1, Tx, W, WH3, WV, Lamont (1995); = Eupatorium maculatum L. – S, misapplied

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