Hoary rosette lichen

Physcia aipolia

General Status Rank: 
Secure
Common Name: 
Hoary rosette lichen
Scientific Name: 
Physcia aipolia
Naming References: 
B010
B121
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Taxonomy
Group: 
Lichen
Kingdom: 
Fungi
Phylum: 
Ascomycota
Class: 
Lecanoromycetes
Order: 
Caliciales
Family: 
Physciaceae
References: 
B013
Habitat
On deciduous trees and shrubs, especially willow and birch, but also on conifers, occasionally on rocks, on bark and wood in open habitats. Cape Bathurst specimen collected from wrack line on brackish bay, growing in association with Puccinellia phryganodes.
References: 
B010
B121
Distribution

Ecozones

Southern Arctic, Taiga Cordillera, Taiga Plains, Taiga Shield
References: 
B010

Distribution

0.493 (~49% of the NWT).
Score: 
Categ
References: 
B010

Number of Occurrences

19 (B010); Thomson, Scotter & Ahti, 1969 (Great Slave Lake study): 4 (R196); Localities given in Ahti et al. 1973 (Lichens of the Reindeer Preserve, Northwest Territories, Canada, The Bryologist 76: 48-76): 5 (R196); Thomson 1984 maps: 17 (R196). One specimen collected from Cape Bathurst on August 20, 2022 by P. Sokoloff.
Score: 
BC (6
References: 
B010
R196

Area of Occupancy

Cape Bathurst specimen collected on August 20, 2022 from the east bank of inlet ~3km north of Mamen Lake.
Score: 
-
Threats

Intrinsic Vulnerability

Score: 
-
General Status Rank
Rank: 
Secure
Status Rank Description: 
Specimens should be reviewed for species concept; most or many records should be Physcia alnophila.
S Rank: 
S4
Decision Process Description: 
Marsh GS rankings (2010). Reviewed in 2015, no change.
Last Updated: 
February 7, 2024

References

Ecozones

  • Thomson JW (1984) American Arctic Lichens. Columnia University Press RWED Library Call #QK597.T5 - B010 Return

Habitat

  • Thomson JW (1984) American Arctic Lichens. Columnia University Press RWED Library Call #QK597.T5 - B010 Return
  • Brodo, I. M., Sharnoff, S. D, and Sharnoff, S. (2001) Lichens of North America. Yale University RWED Library - B121 Return

Naming

  • Thomson JW (1984) American Arctic Lichens. Columnia University Press RWED Library Call #QK597.T5 - B010 Return
  • Brodo, I. M., Sharnoff, S. D, and Sharnoff, S. (2001) Lichens of North America. Yale University RWED Library - B121 Return

Number of Occurrences

  • Thomson JW (1984) American Arctic Lichens. Columnia University Press RWED Library Call #QK597.T5 - B010 Return
  • 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

Range Extent

  • Thomson JW (1984) American Arctic Lichens. Columnia University Press RWED Library Call #QK597.T5 - B010 Return

Taxonomy

  • Hale ME (1979) How to Know the Lichens. Wm. C. Brown Company Publishers 2nd Edition RWED Library Call #QK583.H3 - B013 Return