genus Trichostema ge·nust·ric·hostema uncommon noun 1. genus of North American aromatic herbs or subshrubs: blue curls SynonymsTrichostemagenus Trichostema Related words Broader terms asterid dicot genus Parts Labiatae Part of blue curlsblack sage WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.
