Draba cana Rydb.
Family: Brassicaceae
hoary whitlow-grass
[Draba breweri var. cana S.Watson,  more...]
Draba cana image
Wisconsin Dept. of Natural Resources  
Etymology: Draba: from Greek drabe for "sharp" or "acrid" and referring to the burning taste of the leaves which supposedly had a medicinal value as a poultice
Plants: perennial forb
Leaves: dense, basal rosettes of oblong to spoon-shaped, hairy leaves; stem leaves smaller
Flowers: white, 4-parted; inflorescence a cluster (raceme) of stalked flowers with only the upper flowers crowded
Fruits: erect, oblong, often-twisted pod wider at the base and held close to the stem
Habitat: rock, gravel; ledges
Conservation Status: Endangered