Smooth Pixie Lichen

Cladonia gracilis

General Status Rank: 
Secure
Common Name: 
Smooth Pixie Lichen
Scientific Name: 
Cladonia gracilis
Naming References: 
Taxonomy
Group: 
Lichen
Kingdom: 
Fungi
Phylum: 
Ascomycota
Class: 
Lecanoromycetes
Order: 
Lecanorales
Family: 
Cladoniaceae
References: 
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: 
Distribution

Ecozones

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

Distribution

0.7911
Score: 
G
References: 

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: 

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 Unpublished report to the GNWT 15 pp plus app.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