It is on upper part of photo. Spot tests are negative.
Test on cortex: C-; K-
It is on slates
It is after rain
Rhizines are brownish-white minor up to dark grey
Spot test on cortex: C-; K+ red
It is on slates
It is on granodiorite
It is on old willow
северная часть гор Сюгаты, ущелье севернее ущ. Кокпек, юго-восточный склон, выходы горных пород
It is on dead acacia near lake
It is on old willow
Old name is Aspicilia desetorum. Spot test: C-; K-. It is very common in Kazakhstan, but outside of shadow in maily very dry conditions.