Physconia labrata, a new species from western North America and Asia

A new species belonging to the lichen genus Physconia is described from Alaska and the Canadian and American Rocky Mountains and adjacent forested regions. It is also reported from China, Nepal, India and Siberia. The new species, Physconia labrata, is superficially similar to P. perisidiosa, but ca...

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Bibliographic Details
Main Authors: Esslinger, Theodore L., McCune, Bruce, Haughland, Diane L.
Other Authors: Botany and Plant Pathology
Format: Article in Journal/Newspaper
Language:English
unknown
Subjects:
Online Access:https://ir.library.oregonstate.edu/concern/articles/zk51vn83s
Description
Summary:A new species belonging to the lichen genus Physconia is described from Alaska and the Canadian and American Rocky Mountains and adjacent forested regions. It is also reported from China, Nepal, India and Siberia. The new species, Physconia labrata, is superficially similar to P. perisidiosa, but can be distinguished by having a blackened, corticate lower surface and a paraplectenchymatous upper cortex.