Links for Usnea longissima to Wikipedia, Encyclopedia of Life, iNaturalist, IUCN Red List, and my website
Link to English Wikipedia entry: Methuselah's Beard Lichen
Link to French Wikipedia: Dolichousnea longissima
Link to EOL.org: Usnea longissima
Link to iNaturalist.org: Usnea longissima
Don't have Red List Status for Usnea longissima
Links to my pictures: Methuselah's Beard Lichen
Binomial Links for Usnea longissima on aerobaticsweb.org