Species: Cypripedium parviflorum var. pubescens
Encyclopedia of Puget Sound
Cypripedium parviflorum var. pubescens grows from 23-70 cm high. There are 4-6 oval-lanceolate leaves. 1-2 flowers are borne at the top of th estem. The sepals and petals are greenish-yellow streaked with fine lines of madder-purple. The sepals are ovate-lanceolate. The upper sepal is 4-7 cm long and the lower sepals are usually fused together except at the tips, although occasionally specimens are found in which the lower sepals are entirely separate. The lanceolate petals, 5-8 cm long, are very conspicuously spirally twisted. The waxy, orange-yellow lip is 3-5 cm long.
Source: Encyclopedia of Life
Classification
Monocotyledoneae
Orchidales
Orchidaceae
Cypripedium
NatureServe
Classification
Ecology and Life History
Cypripedium parviflorum var. pubescens grows from 23-70 cm high. There are 4-6 oval-lanceolate leaves. 1-2 flowers are borne at the top of th estem. The sepals and petals are greenish-yellow streaked with fine lines of madder-purple. The sepals are ovate-lanceolate. The upper sepal is 4-7 cm long and the lower sepals are usually fused together except at the tips, although occasionally specimens are found in which the lower sepals are entirely separate. The lanceolate petals, 5-8 cm long, are very conspicuously spirally twisted. The waxy, orange-yellow lip is 3-5 cm long.
Source: Encyclopedia of Life

