Powder-ringed Beard Lichen

Usnea lapponica

General Status Rank: 
Undetermined
Common Name: 
Powder-ringed Beard Lichen
Scientific Name: 
Usnea lapponica
Naming References: 
R196
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Taxonomy
Group: 
Lichen
Kingdom: 
Fungi
Phylum: 
Ascomycota
Class: 
Lecanoromycetes
Order: 
Lecanorales
Family: 
Parmeliaceae
Distribution

Number of Occurrences

Thomson, Scotter & Ahti, 1969 (Great Slave Lake study): 3 (R196); Localities given in Ahti et al. 1973 (Lichens of the Reindeer Preserve, Northwest Territories, Canada, The Bryologist 76: 48-76): 9 (R196) incl . U substerilis 45 occurrences according to CNALH
Score: 
CD
General Status Rank
Rank: 
Undetermined
Status Rank Description: 
Probably under reported, at least in the SW
S Rank: 
SU
Decision Process Description: 
Marsh GS rankings (2010); Reviewed by Janet Marsh in 2015, no change
Last Updated: 
December 17, 2019

References

Naming

  • Goward, T. and Bjork, C. (2010) Macrolichens of the Northwest Territories: current status and future research. Unpublished report to the GNWT 15 pp plus app. Printed in binder - R196 Return