breadroot scurf-pea, pomme-de-prairie, prairie-turnip, shaggy prairie-turnip
[Psoralea esculenta Pursh]
Etymology: Pediomelum: from the Greek for "plain apple"
Plants: erect, perennial, 4"-16" tall forb with many branches and spreading hairs; roots thicken into an edible tuber
Leaves: palmately 5-parted on stalks 1/2"-4" long
Flowers: blue, 5-parted, 3/4" long; inflorescence a 1"-3" tall, dense, conical spike of stalkless flowers; blooms May-July
Fruits: hairy pod
Habitat: dry; prairies, plains; in sandy soil
Conservation Status: Special Concern
Floristic Rating: Coefficient of Conservatism = 8 WIS DNR-Bureau of Endangered Resources: Detailed information on Wisconsin listed species including state and federal status, photos, etc. Atlas of the Wisconsin Prairie and Savanna Flora: by T.S. Cochrane & H.H. Iltis: habitat, distribution infomation / flowering and fruiting times USDA Plants Database: Federal Distribution and detailed information including photos Southwest School of Botanical Medicine: Britton & Brown Illustrated Flora - 2nd Edition (1913) "An Illustrated Flora of the Northern United States and Canada"