E-Flora BC: Electronic Atlas of the Flora of British Columbia

Usnea longissima Ach.
Methuselah's beard
Parmeliaceae

Introduction to the Lichens

Distribution of Usnea longissima

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Consortium of North American Lichen Herbaria map

Status Information

Origin Status	Provincial Status	BC List (Red Blue List)	COSEWIC
Native	S5	Yellow	Not Listed

BC Ministry of Environment: BC Species and Ecosystems Explorer, the authoritative source for conservation information in British Columbia.

Synonyms and Alternate Names

Usnea longissima var. corticata R. Howe
Usnea longissima var. longissima

Taxonomic and Nomenclatural Links

Genetic information (NCBI Taxonomy Database)
International Plant Names Index
Integrated Taxonomic Information System

Additional Range and Status Information Links

NatureServe Explorer
USDA

Additional Photo Sources

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General References

Google Scholar Search

Recommended citation: Author, Date. Page title. In Klinkenberg, Brian. (Editor) 2020. E-Flora BC: Electronic Atlas of the Plants of British Columbia [eflora.bc.ca]. Lab for Advanced Spatial Analysis, Department of Geography, University of British Columbia, Vancouver. [Accessed: 2025-02-11 9:46:58 AM ]

Disclaimer: The information contained in the E-Flora atlas pages is derived from expert sources as cited in each section. This information is scientifically based. E-Flora also acts as a portal to other sites via deep links. As always, users should refer to the original sources for complete information. E-Flora BC is not responsible for the accuracy or completeness of the original information.