Irish lichens

Platismatia glauca
Order: Lecanorales       Family: Parmeliaceae

Species: Platismatia glauca

Growth type foliose.
Photos: Gougane Barra, Co.Cork and Killarney, Co.Kerry, Ireland

Bluish-grey to greenish-brown thallus, +/- erect, tufted lobes with crisped, incised margins. Lobe margins often isidiate or sorediate. Rhizines usually absent. Apothecia rare, discs red-brown.
Upper cortex: K+ yellow, UV-

Occurs on acid-barked trees, often on horizontal branches, also on upland rocks. Most frequent in N Ireland.

Similar: Cetrelia olivetorum has punctiform pseudocyphallae on upper surface


Platismatia glauca


Platismatia glauca


Platismatia glauca
Platismatia glauca. October 2009 and November 2010

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