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Order: Peltigerales
Family: Peltigeraceae
Species: Peltigera collina Photos: On hazel. Cathair Chomáin, the Burren, W Ireland. BLS Burren meeting 2009 Grey-blue to brownish-grey thallus, smooth or slightly pruinose lobes to 1cm wide. Ascending margins and tips. Bluish-grey soredia forming on the +/- ragged lobe margins. Under-surface whitish with tan-colored veins and simple rhizines. Apothecia rare, dark-brown. Found on mossy rocks and mature trees in old, undisturbed woodlands in the western half of Ireland. Chemical reactions negative |
Peltigera collina. BLS Burren meeting, April 2009