Vi fant 1 definisjoner av genus usnea på engelsk.
Noun |
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| genus usnea - widely distributed lichens usually having a greyish or yellow pendulous freely branched thallus | ||
| Usnea, genus Usnea | ||
| fungus genus includes lichen genera | ||
| family usneaceae, usneaceae fruticose lichens having prostrate or erect or pendulous thalli: genera Usnea, Evernia, Ramalina, Alectoria | ||