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

LATE to

Common Name The Wrinkled Cypripedium [refers to the wrinkled lip]

Flower Size

Found in Sichuan and Yunnan provinces of China and eastern Tibet in scrubby grasslands and on forest margins at elevations of 2500 to 4000 meters as a small sized, 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 with a 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; Rudolf Schlechter Die Orchideen Lieferung 40 2000;

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