Matricaria oreades mat·ri·ca·riaoreades uncommon noun 1. mat-forming perennial herb of Asia Minor; sometimes included in genus Matricaria Synonymsturfing daisyTripleurospermum oreades tchihatchewiiMatricaria oreades Related words Broader terms herb Parts Tripleurospermum WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.