Irish lichens

Clauzadea chondrodes
Order: Lecanorales       Family: Porpidiaceae

Species: Clauzadea chondrodes

Growth type crustose.
Photos: On limestone. Cathair Chomáin, the Burren, Ireland.
BLS Burren meeting 2009

White thallus without cracks, prothallus absent. Lecideine apothecia in shallow pits, often in crowded, deformed 'regeneration' stage. Discs are red-brown when moist, dull-brown to black when dry. Simple colourless spores.
Thallus: chemical reactions negative. Hymenium I+ pale blue.

Infrequently recorded, occurs on natural hard, sunny or shaded limestone. Irish records are from the Burren, Co. Clare.


Clauzadea chondrodes

Clauzadea chondrodes

Clauzadea chondrodes
Clauzadea chondrodes. BLS Burren meeting, April 2009

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