Etymology: Cypripedium: incorrect Latinization of ancient Greek words meaning "Venus's shoe"
Plants: erect, perennial, 6"-16" tall forb
Leaves: lower leaves a few clasping scales, the 3-5 upper leaves lance-like to narrowly elliptical, often overlapping at the base
Flowers: 6-parted, pouch 1/2"-1 1/4" long, white with violet veins inside; sepals twisted, greenish, often with red stripes; solitary flower; blooms May-June
Habitat: wet to moist; wet prairies; in limy soil
Conservation Status: Threatened
Flora of North America: Flora of North America Floristic Rating: Coefficient of Conservatism = 10, Wetland Indicator = OBL WIS DNR-Bureau of Endangered Resources: Detailed information on Wisconsin listed species including state and federal status, photos, etc. USDA Plants Database: Federal Distribution and detailed information including photos Minnesota Dept. of Natural Resources: Rare Species Guide; description, conservation, photos, maps, etc. USGS - Northern Prairie Wildlife Research Center: Wetland Plants and Plant Communities of Minnesota and Wisconsin