Sanicula canadensis L.
Family: Apiaceae
Canadian black snakeroot, Canadian sanicle
[Sanicula canadensis var. grandis L.]
Sanicula canadensis image
from USDA Plants website  
Sanicula canadensis image
University of Wisconsin - Madison (WIS-VP)  
Etymology: Sanicula: diminutive of the Latin word sanare meaning "to heal"
Plants: erect, biennial, to 4 1/2' tall forb; slender, fibrous roots
Leaves: 3-5 parted into palm-like shape; stalks getting shorter toward the top
Flowers: white, 5-parted, sepals longer than the petals; inflorescence an irregular, compound umbel with 2-7 flowers per umbellet, female flowers stalked; blooms June-July
Fruits: rounded, dry, stalked, hooked bristles almost as long as the sepals, splitting into 2 seeds- fruit: seed:
Habitat: shade; woods
Conservation Status: Native