genus Stropharia ge·nusst·rop·haria uncommon noun 1. genus of gill fungi with brown spores that is closely related to Agaricus; here placed in its own family Strophariaceae SynonymsStrophariagenus Strophariaring-stalked fungus Related words Broader terms fungus genus Parts Strophariaceae Part of Stropharia ambiguaStropharia hornemanniiStropharia rugoso-annulata WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.