Irish lichens

Ramalina calicaris
Order: Lecanorales       Family: Ramalinaceae

Species: Ramalina calicaris

Growth type fruticose.
Photos: The Gearagh, Co. Cork and Killarney, Co. Kerry, 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, most spores straight, colourless, 1-septate, 10-16 x 5-7 µm. Microscope photographs below.

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 mainly kidney-shaped spores


Ramalina calicaris

Ramalina calicaris

Microscope photographs
Ramalina calicaris

Ramalina calicaris
Ramalina calicaris. March 2009 and August 2024

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