QUIZ YOURSELF ON "WAS" VS. "WERE"!
Origin of usnea
Example sentences from the Web for usnea
We camped in a boggy hollow on a bluff among scraggy, usnea-bearded spruces.Travels in Alaska|John Muir
Usnea barbata is collected from trees in Pennsylvania, and used for an orange colour for yarn.Vegetable Dyes|Ethel M. Mairet
It resembles carbonized horse hair and was called "horse hair usnea" by old Dillenius.
The larger ones covered with lichens,—often hung with the long gray Usnea.Cape Cod|Henry D. Thoreau
It was in a section of Mississippi where there was no Usnea growing within 60 miles.