usnea means any lichen of the genus Usnea. Lexicurio rates it Sui generis — a strength score of 87 out of 100.
Etymology
Borrowed from translingual Usnea, from Arabic أُشْنَة (ʔušna, “moss”).
noun
- Any lichen of the genus Usnea.“The plantlike result of a symbiotic association between algae and fungi, usnea lichen is an important and versatile natural medicine that demands a place in these pages.”