Species: Phaeographis smithii
Photos: On hazel. The Burren and Co. Cork, Ireland.
Very similar to P. dentritica but with less-cracked, smoother thallus and flatter and less-branched lirellae. Base of the exciple is open. The asci are 8-spored and spores are brown (colourless when young), 5-7 septate, 26-40 x 7-10 Ám. Microscope photos below.
Occurs on smooth, neutral to basic-barked trees and shrubs, most frequent in the western half of Ireland.
K+ yellow > red (crystals), C-, KC+ red, P+ yellowish-orange, UV-