WordNet sense 1 (Australian tree grown especially for ornament and its fine-grained wood and bearing edible nuts):

hazel tree, Pomaderris apetala

WordNet sense 2 (any of several shrubs or small trees of the genus Corylus bearing edible nuts enclosed in a leafy husk):

hazelnut, hazelnut tree

WordNet sense 3 (being or having or characterized by hue):

chromatic