Romjularia lurida Porpidiaceae
Romjularia lurida (Psora lurida)

Growth type squamulose
Chemical results negative

Widespread on calcareous soils in crevices associated with limestone, sometimes found directly on rock

A thick thallus of pale brown to dark brown, wavy-edged squamules (dull greenish when wet) with a dark undersurface. Apothecia are common, black or very dark brown, flat becoming weakly convex, the margins becoming excluded. Spores are ellipsoid, (8-)9-11(-15) x 6-8 Ám.

Similar: Placidium squamulosum


Romjularia lurida

Romjularia lurida

Romjularia lurida
Romjularia lurida
On limestone, Portland, Dorset. February 2016

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