Order: Peltigerales       Family: Lobariaceae Species: Pseudocyphellaria citrina (Pseudocyphellaria crocata) Growth type foliose. Photos: On hazel. Cathair Chomáin, the Burren, W Ireland. BLS Burren meeting 2009 Grey-brown thallus, greener when wet. Smooth lobes that become coarse-ridged with yellow soralia that can become confluent. Lower surface with yellow pseudocyphellae. Apothecia very rare. Very rare, on mossy trees and rocks in damp, sheltered sites. Medulla and soralia: K+ yellow, P+ orange, UV+ dull orange Similar:Pseudocyphellaria intricata and P. norvegica

Pseudocyphellaria crocata. BLS Burren meeting, April 2009