Smooth Pixie Lichen

Cladonia gracilis

General Status Rank: 
Secure
Common Name: 
Smooth Pixie Lichen
Scientific Name: 
Cladonia gracilis
Naming References: 
B010
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Taxonomy
Group: 
Lichen
Kingdom: 
Fungi
Phylum: 
Ascomycota
Class: 
Lecanoromycetes
Order: 
Lecanorales
Family: 
Cladoniaceae
References: 
B013
B121
Habitat
on soil, either sandy or high in humus, on rotting logs or over rocks with some soil over them, temperate to southern boreal usually on rocky ground.
References: 
B010
Distribution

Ecozones

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

Distribution

0.7911
Score: 
G
References: 
B010

Number of Occurrences

96 (B010); ssp elongata: Thomson, Scotter & Ahti, 1969 (Great Slave Lake study): 1 (R196); Localities given in A385: 19 (R196); ssp gracillis: Thomson, Scotter & Ahti, 1969 (Great Slave Lake study): 3 (R196); Thomson 1984 maps: 38 (R196); Thomson & Scotter 1983: 5 (R196); ssp turbinata: Thomson, Scotter & Ahti, 1969 (Great Slave Lake study): 10 (R196); Localities given in Ahti et al. 1973 (Lichens of the Reindeer Preserve, Northwest Territories, Canada, The Bryologist 76: 48-76): 5 (R196); Tomson 1984 maps: 59 (R196) ssp vulnerata: See notes under Cladonia ecmocyna.
Score: 
DE
References: 
B010
R196
A385

Area of Occupancy

Score: 
-
Threats

Intrinsic Vulnerability

Score: 
-
General Status Rank
Rank: 
Secure
Status Rank Description: 
Specimens should be reviewed for species concept
S Rank: 
S5
Decision Process Description: 
Marsh GS Rankings 2010 , varying depending on subspecies (R196); Reviewed by Janet Marsh in 2015, modified from undetermined to secure (error correction)
Last Updated: 
February 11, 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

NWT Known Subspecies

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
  • Ahti et al. (1975) The Bryologist 76: 48-76 - A385 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
  • Brodo, I. M., Sharnoff, S. D, and Sharnoff, S. (2001) Lichens of North America. Yale University RWED Library - B121 Return