genus Calycophyllum ge·nus·ca·lycophyllum uncommon noun 1. medium to large tropical American trees having shiny reddish-brown shredding bark SynonymsCalycophyllumgenus Calycophyllum Related words Broader terms asterid dicot genus Parts Rubiaceae Part of dagame WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.