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Spilonema revertens

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Spilonema revertens 1
On rock. From a herbarium specimen, Thompson #4750, coll. California.
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Spilonema revertens 2
On limestone. From Banff National Park, Alberta.
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Spilonema revertens 3
On limestone. From Banff National Park, Alberta.
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Spilonema revertens 4
(the green lichen in the center is Psorula rufonigra; Spilonema revertens is the black lichen around the perimeter.)
On granite. From Enchanted Rock State Natural Area, central Texas.
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Spilonema revertens 5
On rock. From a herbarium specimen, CANL #96675, coll. Brodo, Haida Gwaii (Queen Charlotte Islands.)


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Sporastatia testudinea

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