Observation 179194: Pertusaria pustulata (Ach.) Duby
When: 2013-11-15
(39.424° -76.975° 170m)

Notes: on trunk of Acer rubrum; very young hardwood forest with scattered old trees

yellowish, warts very sloped, ostiole gray large, cortex K- C+o weak and only with fresh C KC+o strong UV+o 350nm UV+y/o 375nm P-, medulla K+y/o P+o, spores 2 per ascus smooth

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Created: 2014-09-16 20:45:13 CDT (-0400)
Last modified: 2014-09-16 20:45:15 CDT (-0400)
Viewed: once, last viewed: 2016-10-27 19:17:21 CDT (-0400)