Lecanora pulicaris Lecanoraceae
Lecanora pulicaris

Growth type crustose
Chemical results: K+ yellow, C-, KC-, P+ orange-red, UV- or bluish-white.

Acid-barked twigs and branches and on wooden posts and fences.

Smooth or warted yellow-white or greyish thallus, with or without a white or greyish prothallus. Discs reddish-brown, medulla with large crystals (not dissolving in K) and small granules (dissolving in K) on surface of epithecium and descending between paraphyses. Spores 11-15 x 8-10 Ám. Micro photos below.

Similar: Lecanora chlarotera has larger granules on the epithecium


Lecanora pulicaris

Lecanora pulicaris

Lecanora pulicaris Microscope photographs
Lecanora pulicaris

Lecanora pulicaris

Lecanora pulicaris

Lecanora pulicaris
Lecanora pulicaris
Studland, Pamphill, Wool and Broadstone, Dorset. October 2012, November 2016, March 2017, January 2024

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