camass

n. [ American Indian name. ] (Bot.) any of several plants of the genus Camassia of North and South America, especially the blue-flowered liliaceous plant (Camassia esculenta) of northwestern America, the bulbs of which were collected for food by the Indians. [ Written also camas, cammas, and quamash. ]
Syn. -- camass, quamash, camosh, camash. [ 1913 Webster ]

☞ The Eastern cammass is Camassia Fraseri. [ 1913 Webster ]