Irish lichens

Lecanora saligna

Order: Lecanorales       Family: Lecanoraceae

Species: Lecanora saligna

Growth type crustose.
Photos: On wooden rail. Ballingeary, Co. Cork, SW Ireland.

Thallus yellow-grey to greyish of dispersed or +/- contiguous granules, prothallus indistinct or absent. Small apothecia with pale or dark reddish-brown discs to 0.8mm, sometimes thinly pruinose. Margins entire to crenulate, usually persistent but sometimes becoming inconspicuous. Frequent red-brown to black pycnidia.

Scattered distribution in Ireland but can be relatively frequent on well-lit worked timber and weathered wood.
Chemical reactions negative.

Lecanora saligna

Lecanora saligna
Lecanora saligna January 2010

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