Richea ric·hea uncommon noun 1. evergreen trees or shrubs of mountains of Australia and Tasmania Synonymsgenus Richea Related words Word family Richea dracophyllaRichea pandanifolia Broader terms dilleniid dicot genus Parts Epacridaceae Part of Australian grass treetree heath WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.