Cypripedium corrugatum Franch 1894 SECTION Cypripedium SUBSECTION Macrantha Photo courtesy of Vic Soukup and the Orchid Mall

to LATE to

Common Name The Wrinkled Cypripedium

Flower Size

Found in Sichuan, Yunnan and eastern Tibet in scrubby grasslands and on forest margins at elevations of 2500 to 4000 meters as a small sized, cool to cold growing terrestrial that blooms in the spring and summer

Often cited as a synonym of C tibeticum but differs in having dark brown flowers witha corrugated lip and the incurved bract that almost presses against the incurved dorsal sepal.

Synonyms Cypripedium corrugatum var. obesum Franch. 1894

References W3 Tropicos, Kew Monocot list , IPNI ; Die Orchideen #4 13-16 tafel 5 Rudolph Schlechter 1971 photo ok; Wild Orchids of China Tsi, Chen Mori 1997

--------------------------------------------------------------------------------------------------------------------------