Irish lichens

Order: Lecanorales       Family: Physciaceae

Species: Physcia leptalea

Growth type foliose.
Photos: Ballyrisode, Co. Cork and Foynes, Co. Limerick

Light-grey thallus with long, narrow lobes, pseudocyphellate and with prominent cilia. White undersurface with some scattered rhizines. Usually very fertile, dark apothecia with thick, swollen margins, discs often +/- pruinose. Soredia absent.

Often coastal, also found inland in Ireland on well-lit basic-barked and nutrient-rich twigs and branches. Cortex: K+ yellow

Similar: Physcia tenella and P. adscendens are sorediate

Physcia leptalea

Physcia leptalea
Physcia leptalea. January 2009, September 2010

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