sp8937's picture

Black Lichen on Wall

Observed: 22nd January 2012 By: sp8937
S159 Neighbourhood Nature - current student
8. Verrucaria maura
Description:

Black lichen found on stone wall - Lichen covers large percentage of the face of the stone

Identifications

Caution: Do NOT use iSpot to identify fungi to eat!

Some fungi are very poisonous so a mistaken ID could have serious consequences.

Species interactions

No interactions present.

Species with which Tar Lichen (Verrucaria maura) interacts

Comments

JoC's picture

Black crustose lichen

Habitat is often a useful for lichen identification.  Verrucaria maura is a maritime species often forming a zone at and above the high water mark,  especially on exposed shores. Your given location, 25 Fenwick Park, does not seem coastal.
Alan's.  http://www.lichens.lastdragon.org/
Jenny's.   http://www.irishlichens.ie/index.html
are both recommended in the  iSpot , and provide reliable information against which to check your IDs.

Jo