Observation 105075: Dermatocarpon americanum Vainio
When: 2012-08-03
(34.2436° -118.1008° 1729m)
No herbarium specimen

Notes: HABITAT chaparral completely burned two years ago on steep south-facing slope at high elevation; SUBSTRATE dark siliceous rock outcrop; ASPECT open; NOTES medulla K- C- KC-, medulla turning red with Lugol’s followed by C, upper surface pale and pruinose to dark brown and epruinose, lower surface smooth to weakly concentric-wrinkled orange to mostly darker to black in places, single-lobed or at least single holdfast.

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Created: 2012-08-13 17:09:34 PDT (-0700)
Last modified: 2012-08-13 17:09:38 PDT (-0700)
Viewed: 7 times, last viewed: 2016-05-29 00:07:42 PDT (-0700)
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