Most observed native pore lichens
16 species, native to the US, by observations.
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Texas Wart Lichen
Pertusaria texana
673 observations
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Rock Wart Lichen
Pertusaria plittiana
665 observations
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Spotted Wart Lichen
Pertusaria paratuberculifera
223 observations
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Branch Bumps
Pertusaria pustulata
156 observations
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Macoun's Wart Lichen
Pertusaria macounii
77 observations
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Large Mouth Pore Lichen
Pertusaria ostiolata
63 observations
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Volcano Wart Lichen
Pertusaria xanthodes
58 observations
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Mesa Wart Lichen
Pertusaria subpertusa
48 observations
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Knobby Moss-wart
Pertusaria globularis
45 observations
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Gulf Wart
Pertusaria sinusmexicani
39 observations
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False Flasks
Pertusaria propinqua
27 observations
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Simple Dimples
Pertusaria epixantha
26 observations
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Super's Pore Lichen
Pertusaria superiana
26 observations
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Pore Lichen
Pertusaria neoscotica
11 observations
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Four-Spore, and Seven Xanthones Ago
Pertusaria tetrathalamia
10 observations
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Pertusaria obruta
6 observations