Cynoglossum virginaticum cy·nog·los·sumvirginaticum uncommon noun 1. perennial shrub of North America having coarse tongue-shaped leaves and pale-blue to purple flowers Synonymshound's-tongueCynoglossum virginaticum Related words Broader terms herb Parts Cynoglossum WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.
