cypripedium arietinum(n = noun.plant) ram's-head, ram's-head lady's slipper - orchid of northern North America having a brownish-green flower and red-and-white lip suggestive of a ram's head; Array
is a kind of ladies' slipper, lady's slipper, lady-slipper, slipper orchid
cicer arietinum, cypripedium, cypripedium acaule, cypripedium album, cypripedium calceolus, cypripedium calceolus pubescens, cypripedium californicum, cypripedium fasciculatum, cypripedium montanum, cypripedium parviflorum, cypripedium reginae, genus cypripedium