Cypripedium arietinum R.Br.  
Family: Orchidaceae
ram's-head, ram's-head lady's-slipper
Cypripedium arietinum image
Jeff Hapeman  
Etymology: Cypripedium: incorrect Latinization of ancient Greek words meaning "Venus's shoe"
Plants: erect, perennial, 4"-16" tall forb; stems with thin hairs
Leaves: lower 2-3 leaves just clasping scales, the 3-5 leaves above the middle stalkless, lance-like to elliptical and often folded
Flowers: 6-parted, pouch 1/3"- 1" long, whitish with strong red veins becoming all dark red toward the bottom; petals and sepals purplish-brown to brown often with green stripes; solitary flower; blooms May-June
Habitat: wet to dry; conifer woods, often under white cedar
Conservation Status: Threatened
Cypripedium arietinum image
Scott A. Milburn  
Cypripedium arietinum image
Janice Stiefel  
Cypripedium arietinum image
Jeff Hapeman  
Cypripedium arietinum image
Scott A. Milburn  
Cypripedium arietinum dot map
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