Most observed native Lecideales
17 species, native to the US, by observations.
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Smokey-eyed Boulder Lichen
Porpidia albocaerulescens
10,018 observations
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Concentric Boulder Lichen
Porpidia crustulata
5,274 observations
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Brown Tile Lichen
Lecidea atrobrunnea
1,534 observations
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Tile Lichen
Lecidea tessellata
1,054 observations
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Orange Boulder Lichen
Porpidia flavicunda
881 observations
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Big-disk Pebble Lichen
Porpidia macrocarpa
754 observations
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Romjularia lurida
559 observations
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Rockloving Lecidea Lichen
Lecidea lithophila
467 observations
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Porpidia Lichen
Porpidia soredizodes
104 observations
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Cracked Pots
Porpidia subsimplex
78 observations
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Brown Earth-crust Lichen
Lecidoma demissum
44 observations
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Alpine Brown Sunken Disk Lichen
Bellemerea alpina
37 observations
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Bryobilimbia ahlesii
20 observations
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Lecidea Lichen
Lecidea auriculata
13 observations
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Lecidea cyrtidia
10 observations
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Porpidia degelii
6 observations
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Lecidea Lichen
Lecidea plebeja
5 observations