Etymology: Calypso: for goddess Calypso
Plants: erect, perennial, 2"-6" tall forb; stems single; from a bulb
Leaves: basal, single, oval, 1"-2" long, persisting through the winter then dying when the flower blooms
Flowers: pink, 6-parted, 3/4" wide, 1/2"-1" long; lip hairy, whitish becoming yellow toward the tip, marked with red-brown inside; solitary; blooms May-June
Habitat: shade; moist; old growth, white cedar swamps at base of the largest trees
Conservation Status: Threatened
Flora of North America: Flora of North America Floristic Rating: Coefficient of Conservatism = 10, Wetland Indicator = FACW 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 Southwest School of Botanical Medicine: Britton & Brown Illustrated Flora - 2nd Edition (1913) "An Illustrated Flora of the Northern United States and Canada"