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Words related to usnea

us·ne·a
U u

  • usnic acid

    an antibacterial substance, C 18 H 16 O 7 , derived from lichens of the genus Usnea.

  • beard moss

    any of several green or yellow lichens of the genus Usnea, having long, threadlike stems in a tangled mass typically hanging from tree branches, and growing in a wide range of habitats from tropical zones to the Arctic.
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