
Eupatorium rotundifolium.copyright Bobby Hattaway-2011.i_tqbh2228.discoverlife-org
Eupatorium rotundifolium is a perennial herb, 30-150 cm tall, stems stiff, solitary or in twos, most parts finely hairy.

Eupatorium rotundifolium leaves. By Robert H. Mohlenbrock. Public Domain. USDA-NRCS Plants Database – plants.usda.gov (Accessed 12/2/2018).
Leaves opposite, stalkless (sessile), blade rounded to broadly egg-shaped, 2-12 cm long, 1-6 cm wide, usually rough above, tip pointed, base blunt, margin toothed, veins palmate at base.

Eupatorium rotundifolium flowers and leaves. lohwoman.blogspot.com (Accessed 12/2/2018).
Flowers white, 5 per head, bracteate base 0.5-0.6 cm tall, bracts hairy, minutely glandular, in flat-topped clusters; blooms July-Sept.

Eupatorium rotundifolium in fruit. Richard P. Wonderlin. University of South FL. cdn.plantatlas.org (Accessed 12/2018).
Fruit dry, 1-seeded, 5-angled plumed achene.
Wetland status: FAC-.
Frequency in NYC: Very infrequent.
Origin: Native.
Habitat: Open areas, moist to wet soil.