Definitions for

Overview of noun usnea

The noun usnea has 1 senses? (no senses from tagged texts)
1. Usnea, genus Usnea

(widely distributed lichens usually having a greyish or yellow pendulous freely branched thallus) © 2001-2013, Demand Media, all rights reserved. The database is based on Word Net a lexical database for the English language. see disclaimer
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