Irish lichens

Pannaria rubiginosa
Order: Peltigerales       Family: Pannariaceae

Species: Pannaria rubiginosa

Growth type squamulose.
Photos: On mature Ash trunk. Gougane Barra, Cork, SW Ireland.

Blue-grey to brownish-grey squamules with paler margins and hairy, felted blackish-grey hypothallus, +/- visible. Lobes sometimes slightly pruinose. Usually fertile, apothecia chestnut-brown with crenulate margins. Isidia and soredia are absent.

Occurs in W and SW Ireland overgrowing moss on mature Ash, also found on willow and in hazel coppices.
P+ orange-red

Similar: Pannaria conoplea and Degelia plumbea


Pannaria rubiginosa

Pannaria rubiginosa

Pannaria rubiginosa       Pannaria rubiginosa
Pannaria rubiginosa December 2008 and May 2010

Please Contact me if you find errors. All images used are copyright.