Rough Rattlesnake-root (White Lettuce) (Prenanthes aspera)

Synonym:

Status: endangered in Wisconsin

Habitat Description: dry prairies, generally on lower slopes

Habitat Classification
WI NHI: Dry-Mesic Prairie, Dry Prairie, Sand Prairie
Curtis: Dry-Mesic Prairie, Dry Prairie, Sand Prairie
Kotar:
Forest Cover:

Range: Dane, Dunn, Eau Claire, Green, Monroe, Racine, Rock, Sauk, St. Croix, and Waukesha

Comments:

Phenology: flowers from late August to early October

Field Guides:
Britton and Brown, p.3:518/p.3:518
Gleason 1963, p.754
Gleason 1991, p.617