We found one dictionary that defines the word myrtaceous trees:

General (1 matching dictionary)

1. myrtaceous trees: Vocabulary.com

(Note: See myrtaceous_tree as well.)

Definitions from WordNet (myrtaceous tree) ▸ noun:  trees and shrubs ▸ Also see myrtaceous_tree ▸ Words similar to myrtaceous trees ▸ Usage examples for myrtaceous trees ▸ Idioms related to myrtaceous trees ▸ Wikipedia articles (New!) ▸ Words that often appear near myrtaceous trees ▸ Rhymes of myrtaceous trees ▸ Invented words related to myrtaceous trees