Caloplaca monacensis


Caloplaca monacensis

(Leder.) Lettau (1912)
Conservation Status
NE NR (Key)
BLS Number
? synonym of Caloplaca virescens
General Description

Caloplaca monacensis was recently recorded from exposed lignum on a tree in a churchyard in North Somerset. A member of the Caloplaca cerina group with a grey thallus consisting of coarse granules, small squamules and isidia, with abundant apothecia. It may be a fertile morph of Caloplaca virescens.

See Kubiak & Wilk (2016) Polish Botanical Journal 61(2): 279–282,

Distribution Map
Key to map date classes