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Mushroom Observer Image 797333: Psora pruinosa Timdal
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Mushroom Observer Image 201593: Psora pseudorussellii Timdal
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Mushroom Observer Image 201594: Psora pseudorussellii Timdal
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Mushroom Observer Image 201595: Psora pseudorussellii Timdal
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Mushroom Observer Image 201596: Psora pseudorussellii Timdal
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Mushroom Observer Image 397230: Psora pseudorussellii Timdal
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Mushroom Observer Image 814945: Psora pseudorussellii Timdal
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Mushroom Observer Image 971788: Psora pseudorussellii Timdal
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Mushroom Observer Image 518652: Psora tuckermanii R. Anderson ex Timdal
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Psora brunneocarpa, holotype, Mexico (Chihuahua), collection O-L-15857
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Psora californica, USA (California), collection O-L-60112
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Habitat: Dry upland grassland, open space, plain ground, full sun, fully exposed to precipitations, precipitations ~ 3.000 mm/year, average temperature 0-2 deg C, elevation 1.960 m (6.400 feet), alpine phytogeographical region. - Substratum: Shallow mossy soil covering calcareous rock. - References: - F. Dobson, Lichens, The Richmond Publ. (2005), p372. - V.Wirth, Die Flechen Baden-Wuerttembergs, Ulmer, Vol. 1.and 2.(1995), p787. - I. Brodo, S.Sharnoff, S.Sharnoff, Lichens of North America, Yale Uni. Press (2001), p599. - V. Wirth, R.Duell, Farbatlas Flechten und Moose, Ulmer (2000), p116. - Comments: Wirth considers this species as a rare one.
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Psora cerebriformis, USA (Arizona), field photograph
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Habitat: Dry upland grassland, open space, plain ground, full sun, fully exposed to precipitations, precipitations ~ 3.000 mm/year, average temperature 0-2 deg C, elevation 1.960 m (6.400 feet), alpine phytogeographical region. - Substratum: Shallow mossy soil covering calcareous rock. - References: - F. Dobson, Lichens, The Richmond Publ. (2005), p372. - V.Wirth, Die Flechen Baden-Wuerttembergs, Ulmer, Vol. 1.and 2.(1995), p787. - I. Brodo, S.Sharnoff, S.Sharnoff, Lichens of North America, Yale Uni. Press (2001), p599. - V. Wirth, R.Duell, Farbatlas Flechten und Moose, Ulmer (2000), p116. - Comments: Wirth considers this species as a rare one.
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Psora crenata, South Africa, collection O-L142728
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Habitat: Dry upland grassland, open space, plain ground, full sun, fully exposed to precipitations, precipitations ~ 3.000 mm/year, average temperature 0-2 deg C, elevation 1.960 m (6.400 feet), alpine phytogeographical region. - Substratum: Shallow mossy soil covering calcareous rock. - References: - F. Dobson, Lichens, The Richmond Publ. (2005), p372. - V.Wirth, Die Flechen Baden-Wuerttembergs, Ulmer, Vol. 1.and 2.(1995), p787. - I. Brodo, S.Sharnoff, S.Sharnoff, Lichens of North America, Yale Uni. Press (2001), p599. - V. Wirth, R.Duell, Farbatlas Flechten und Moose, Ulmer (2000), p116. - Comments: Wirth considers this species as a rare one.
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Habitat: Dry upland grassland, open space, plain ground, full sun, fully exposed to precipitations, precipitations ~ 3.000 mm/year, average temperature 0-2 deg C, elevation 1.960 m (6.400 feet), alpine phytogeographical region. - Substratum: Shallow mossy soil covering calcareous rock. - References: - F. Dobson, Lichens, The Richmond Publ. (2005), p372. - V.Wirth, Die Flechen Baden-Wuerttembergs, Ulmer, Vol. 1.and 2.(1995), p787. - I. Brodo, S.Sharnoff, S.Sharnoff, Lichens of North America, Yale Uni. Press (2001), p599. - V. Wirth, R.Duell, Farbatlas Flechten und Moose, Ulmer (2000), p116. - Comments: Wirth considers this species as a rare one.
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Psora crenata, South Africa, collection O-L143060
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Habitat: Dry upland grassland, open space, plain ground, full sun, fully exposed to precipitations, precipitations ~ 3.000 mm/year, average temperature 0-2 deg C, elevation 1.960 m (6.400 feet), alpine phytogeographical region. - Substratum: Shallow mossy soil covering calcareous rock. - References: - F. Dobson, Lichens, The Richmond Publ. (2005), p372. - V.Wirth, Die Flechen Baden-Wuerttembergs, Ulmer, Vol. 1.and 2.(1995), p787. - I. Brodo, S.Sharnoff, S.Sharnoff, Lichens of North America, Yale Uni. Press (2001), p599. - V. Wirth, R.Duell, Farbatlas Flechten und Moose, Ulmer (2000), p116. - Comments: Wirth considers this species as a rare one.
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Psora crenata, South Africa, collection O-L-142743
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Habitat: Dry upland grassland, open space, plain ground, full sun, fully exposed to precipitations, precipitations ~ 3.000 mm/year, average temperature 0-2 deg C, elevation 1.960 m (6.400 feet), alpine phytogeographical region. - Substratum: Shallow mossy soil covering calcareous rock. - References: - F. Dobson, Lichens, The Richmond Publ. (2005), p372. - V.Wirth, Die Flechen Baden-Wuerttembergs, Ulmer, Vol. 1.and 2.(1995), p787. - I. Brodo, S.Sharnoff, S.Sharnoff, Lichens of North America, Yale Uni. Press (2001), p599. - V. Wirth, R.Duell, Farbatlas Flechten und Moose, Ulmer (2000), p116. - Comments: Wirth considers this species as a rare one.
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Psora decipiens, USA (Arizona), collection O-L-59954
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Psora globifera, Norway, field photograph