Cypripedium parviflorum var. pubescens (Willd.) O.W.Knight  
Family: Orchidaceae
large yellow lady's-slipper
Cypripedium parviflorum var. pubescens image
Mark Mittelstadt  
Etymology: Cypripedium: incorrect Latinization of ancient Greek words meaning "Venus's shoe"
Plants: erect, perennial, 8"-30" tall forb
Leaves: mostly surrounding the stem, oval
Flowers: 6-parted, pouch 1 1/8"- 2" long, yellow, often with purple veins; sepals usually twisted, green-yellow to purple-brown; inflorescence 1 or 2 flowers; blooms May-June
Habitat: dry to moderate moisture; woods, forests
Conservation Status: Native
Cypripedium parviflorum var. pubescens image
Kenneth J. Sytsma  
Cypripedium parviflorum var. pubescens image
Mark Feider  
Cypripedium parviflorum var. pubescens image
Merel R. Black  
Cypripedium parviflorum var. pubescens image
Jeff Hapeman