Rinodina sophodes Physciaceae
Rinodina sophodes

Growth type crustose. Chemical reactions negative.

Pioneer twig species often on Ash. Usually near rough leaf and girdle scars on smooth-barked twigs. Most frequent in upland and exposed areas.
Sometimes host to Lichenodiplis lichenicola

Small patches of pale grey to olive-brown thallus, usually with a dark prothallus. Apothecia are immersed but sometimes becoming sessile, the dark-brown to black discs with thick white margins. Spores are green becoming brown, 1-septate, 13-19 x 6-9 Ám. Micrographs below.

Similar: Rinodina roboris, on rough-barked deciduous trees. K+ yellow.
R. olea. On rock and man-made substrates, also on wood and bark


Rinodina sophodes

Rinodina sophodes

Microscope photographs
Rinodina sophodes

Rinodina sophodes

Rinodina sophodes
Rinodina sophodes
On twigs. Parkstone and Lilliput, Dorset. December 2012, February 2020

All images used are copyright. Please contact me if you find errors.