Noun: Cypripedium arietinum
- Orchid of northern North America having a brownish-green flower and red-and-white lip suggestive of a ram's head
"The Cypripedium arietinum orchid's unique shape makes it easily identifiable";
- ram's-head, ram's-head lady's slipper
Type of: lady slipper, lady's slipper, lady-slipper, lady's-slipper, slipper orchid
Encyclopedia: Cypripedium arietinum