Definition of usnea Usnea
We found 3 definitions of usnea from 3 different sources.
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What does usnea mean?
WordNet
Noun |
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| usnea - widely distributed lichens usually having a greyish or yellow pendulous freely branched thallus | ||
| genus Usnea | ||
| fungus genus includes lichen genera | ||
| family usneaceae, usneaceae fruticose lichens having prostrate or erect or pendulous thalli: genera Usnea, Evernia, Ramalina, Alectoria | ||
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Webster DictionaryWebster's Unabridged Dictionary 📘
- usnea (n.)
A genus of lichens, most of the species of which have long, gray, pendulous, and finely branched fronds. Usnea barbata is the common bearded lichen which grows on branches of trees in northern forests.
