Irish lichens

Ramalina siliquosa, Sea Ivory
Order: Lecanorales       Family: Ramalinaceae

Species: Ramalina siliquosa

Growth type fruticose.
Photos: On coastal rock, Durrus, Cork, SW Ireland.

Very variable. Thallus erect or pendant, smooth or warted, un-blackened at base. Lobes little-divided, usually +/- flat with pale pycnidial tips. Apothecia are frequent with creamy-fawn discs.

Common on siliceous rocks on coasts round Ireland, occasionally found slightly inland. More frequent than Ramalina cuspidata.

Very variable, four chemical races with different reactions.
Ramalina siliquosa (K+ chemotype)

Ramalina siliquosa

Ramalina siliquosa

Ramalina siliquosa       Ramalina siliquosa
Ramalina siliquosa. County Cork. July 2007 and June 2009

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