Arctic Rocktripe Lichen

Umbilicaria arctica (Gyrophora arctica)

General Status Rank: 
Sensitive
Common Name: 
Arctic Rocktripe Lichen
Scientific Name: 
Umbilicaria arctica (Gyrophora arctica)
Synonyms: 
Gyrophora arctica
Naming References: 
B010
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Taxonomy
Group: 
Lichen
Kingdom: 
Fungi
Phylum: 
Ascomycota
Class: 
Lecanoromycetes
Order: 
Umbilicariales
Family: 
Umbilicariaceae
References: 
B013
Habitat
on acid rocks
References: 
B010
Distribution

Ecozones

Arctic Cordillera, Northern Arctic, Southern Arctic, Taiga Cordillera
References: 
B010

Distribution

0.208
Score: 
G
References: 
B010

Number of Occurrences

4 from north of Mack delta to Mack Mountains (B010); PMAE: J.W. Thomson 12454 is incorrectly identified as this, it is Umbilicaria hyperborea instead; correct: Scotter 5627, 14 July 1965, east side of Anderson River, 69deg 20'N 128deg 15'W, dupl det Ahti: 1 (R196); Localities given in Ahti et al. 1973 (Lichens of the Reindeer Preserve, Northwest Territories, Canada, The Bryologist 76: 48-76): 1 (R196); Thomson 1984 maps: 6 (R196)
Score: 
AC
References: 
B010
R196

Area of Occupancy

Score: 
-
Threats

Intrinsic Vulnerability

Score: 
-
General Status Rank
Rank: 
Sensitive
Status Rank Description: 
Inventory needed; specimens should be checked
S Rank: 
S2S4
Decision Process Description: 
Marsh GS rankings (2010); Reviewed by Janet Marsh in 2015, no change
Last Updated: 
March 16, 2015

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

Naming

  • Thomson JW (1984) American Arctic Lichens. Columnia University Press RWED Library Call #QK597.T5 - B010 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 Unpublished report to the GNWT 15 pp plus app.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