Irish lichens

Leptogium cyanescens
Order: Peltigerales       Family: Collemataceae

Species: Leptogium cyanescens

Growth type foliose.
Photos: On rock and Ash trunk. Ballingeary, Cork, SW Ireland.

Thin,papery thallus of over-lapping bluish-grey lobes, either +/- dispersed or forming patches. Rhizines are absent. Numerous flat or pin-like laminal isidia on upper surface, overlapping at centre. Apothecia very rare, spores becoming muriform, 19-23 x 7-9 Ám.

Usually found near water on rocks, trees and among moss.
Chemical reactions negative.


Leptogium cyanescens

Leptogium cyanescens

Leptogium cyanescens

Leptogium cyanescens
Leptogium cyanescens February and October 2009

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