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Peltigera lepidophora (Vainio) Bitter
Family: Peltigeraceae
[Peltigera canina var. lepidophora Vain.]
Peltigera lepidophora image
Stephen Sharnoff  
Thallus: foliose, small, 1-1.5 cm in diam., adnate lobes: +flattened (0.5-1 cm wide and up to 1 cm long), imbricate or separate; tips: rounded to subtruncate upper surface: gray or blue-gray to brown when dry, bluish gray when wet, isidiate isidia: laminal, peltate medulla: white, with +loosely interwoven hyphae photobiont: Nostoc lower surface: white, with anastomosing pale, smooth, flattened veins, rhizinate rhizines: pale to medium brown, irregular, bushy or penicillately branched Apothecia: not seen in Sonoran material, also elsewhere rare, up to 7 mm in diam. asci: cylindrical, Peltigera-type, 8-spored ascospores: colorless to pale brown, acicular, 3(-5) septate, 50-60 x 4-5 ┬Ám Pycnidia: not seen in Sonoran material Spot tests: all negative Secondary metabolites: none detected. Substrate and ecology: on soil in dry habitats World distribution: temperate and boreal regions of North America, Europe and Asia, South America, Australia, and Hawaii Sonoran distribution: rare in central Arizona (1600 m). Notes: Peltigera lepidophora is easily distinguished by its laminal, peltate isidia, but its small thalli are easily overlooked.
Peltigera lepidophora image
Troy McMullin  
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Lucy Taylor  
Peltigera lepidophora image
Troy McMullin  
Peltigera lepidophora image
Andrew Khitsun  
Peltigera lepidophora image
Stephen Sharnoff  
Peltigera lepidophora image
Peltigera lepidophora image
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Peltigera lepidophora image
Andrew Khitsun  
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Peltigera lepidophora image
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