n. a genus of tropical American epiphytic orchids having striking axillary racemes of yellow to green spiderlike flowers with long slender sepals and warty lips; the spider orchids.
Syn. -- genus Brassia. [ WordNet 1.5 ]

‖prop. n. [ L., cabbage. ] (Bot.) A genus of plants embracing several species and varieties differing much in appearance and qualities: such as the common cabbage (Brassica oleracea), broccoli, cauliflowers, etc.; the wild turnip (Brassica campestris); the common turnip (Brassica rapa); the rape or coleseed (Brassica napus), etc. [ 1913 Webster ]

n. a natural family of plants with four-petaled flowers.
Syn. -- Cruciferae, family Cruciferae, family Brassicaceae, mustard family. [ WordNet 1.5 ]

a. [ L. brassica cabbage. ] (Bot.) Related to, or resembling, the cabbage, or plants of the Cabbage family. [ 1913 Webster ]