Irish lichens

Ramalina calicaris
Order: Lecanorales       Family: Ramalinaceae

Species: Ramalina calicaris

Growth type fruticose.
Photos: On Salix branch. The Gearagh, Cork, SW Ireland.

Shiny grey-green thallus, narrow divided branches with up-turned edges forming a single deep channel. Apothecia at or near the branch tips. Thallus usually pendant, to approx 8cm. Asci 8-spored, spores colourless, 1-septate, 10-16 x 5-7 Ám and straight.

Occurs on well-lit to lightly shaded basic-barked trees, e.g Willow. Chemical reactions negative.

Could sometimes be confused with Ramalina fastigiata but that has kidney-shaped spores

Ramalina calicaris

Ramalina calicaris
Ramalina calicaris. March 2009

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