Lepraria vouauxii

Growth type leprose
Chemical results: Thallus K+ dirty yellow to orange, C+ dirty yellow,
P+ orange or orange-yellow, UV-

Avoids very acidic substrates. Found on intermediate or basic walls, mortar and bark on surfaces sheltered from rain.

Diffuse, thickish crust of pale greyish-green granules with +/- indistinct lobed margins and white medulla. Apothecia are unknown.

Similar: Lepraria nivalis is K+ yellow, C-

Lepraria vouauxii
Lychett Matravers, Dorset. January 2014

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