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Peltigera ponojensis Gyelnik
Family: Peltigeraceae
Peltigera ponojensis image
Stephen Sharnoff  
Peltigera ponojensis: Gyeln., Mem. Soc. Fauna Fl. Fennica 7: 143 (1931). Thallus: foliose, approximately circular in outline, small to medium-sized, 5-15 cm in diam., adnate lobes: +flattened and elongate (1-2 cm wide and up to 5 cm long) imbricate or separate; tips: rounded to subtruncate, often ascending and undulate upper surface: gray or blue-gray to brown when dry, blackish green when wet, tomentose at margins, somewhat shiny, occasionally scabrose centrally, without isidia and soredia medulla: white, with +loosely interwoven hyphae photobiont: Nostoc lower surface: white, with anastomosing pale, narrow, raised and smooth veins, rhizinate rhizines: white, 3-7 mm long, simple or irregularly branched Apothecia: +round to oblong, flat or becoming saddle-shaped, on short, ascending lobes, up to 10 mm in diam.; margin: smooth to crenulate disc: flat, dark brown to black, smooth ascospores: colorless to pale brown, acicular, 3(-5) septate, 45-65 x 3-5 µm Pycnidia: brown above, pale below, immersed, up to 0.6 mm in diam. conidia: colorless, bacilliform or slightly bifusiform, simple, 4-6 x 1 µm Spot tests: all negative Secondary metabolites: none detected. Substrate and ecology: among mosses over soil World distribution: temperate and boreal regions of North America, Europe and Asia Sonoran distribution: mid elevations in Arizona. Notes: Its pale, elevated veins and its pale, simple or little-branched rhizines are characteristic of P. ponojensis, but younger thalli may much resemble P. monticola, and their relationship needs to be clarified further.
Peltigera ponojensis image
Stephen Sharnoff  
Peltigera ponojensis image
Stephen Sharnoff  
Peltigera ponojensis image
Stephen Sharnoff  
Peltigera ponojensis image
Stephen Sharnoff  
Peltigera ponojensis image
Stephen Sharnoff  
Peltigera ponojensis image
Stephen Sharnoff  
Peltigera ponojensis image
Peltigera ponojensis image
Peltigera ponojensis image
Peltigera ponojensis image
Peltigera ponojensis image
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Peltigera ponojensis image
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Peltigera ponojensis image
Peltigera ponojensis image
Peltigera ponojensis image
Peltigera ponojensis image
Peltigera ponojensis image
Peltigera ponojensis image
Peltigera ponojensis image
Peltigera ponojensis image
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Peltigera ponojensis image
Peltigera ponojensis image
Peltigera ponojensis image
Peltigera ponojensis image
Peltigera ponojensis image