Irish lichens

Melanelixia glabratula
Order: Lecanorales       Family: Parmeliaceae

Species: Melanelixia glabratula (M. fuliginosa ssp. glabratula)

Growth type foliose.
Photos: On Salix trunk. The Gearagh, Cork, SW Ireland.

Shiny greenish-brown, adpressed lobes with shallow notches at apices. Under-surface is black with simple rhizines, light-brown at edges. Isidia are coralloid or simple, more regular in shape than those of M. subaurifera. Apothecia are occasional, discs red-brown, the margins often becoming isidiate.

Common on trunks and branches of deciduous trees, rare on rocks. Medulla: K-, C+ red, KC+ red, UV-

Similar: M. fuliginosa. Dark brown, mainly occurs on rocks.
Melanohalea exasperatula. Hollow isidia, medulla K-, C-, KC-


Melanelixia glabratula       Melanelixia fuliginosa ssp glabratula


Melanelixia fuliginosa ssp glabratula
Melanelixia glabratula. The Gearagh, County Cork

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