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Collema nigrescens

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Collema nigrescens 1
On Aesculus californica. From coastal central California.

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Collema nigrescens 2
(dry; compare to #3 below)
On dead bark of Juniperus virginianus. From Ouachita National Forest, Arkansas.
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Collema nigrescens 3
(wet; compare to #2 above)
On dead bark of Juniperus virginianus. From Ouachita National Forest, Arkansas.
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Collema nigrescens 4
(wet)
On dead bark of Juniperus virginianus. From Ouachita National Forest, Arkansas.
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Collema nigrescens 5
(dry; compare with #6 below)
On Quercus. From the Klamath Mountains, northwestern California.
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Collema nigrescens 6
(wet; compare with #5 above)
On Quercus. From the Klamath Mountains, northwestern California.
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Collema nigrescens 7
On Aesculus californica. From coastal central California.
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