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Diplotomma alboatrum

Observed: 20th September 2012 By: synansynan is knowledgeable about Fungi and Lichenssynan’s earned reputation in Fungi and Lichenssynan’s earned reputation in Fungi and Lichenssynan’s earned reputation in Fungi and Lichenssynan’s earned reputation in Fungi and Lichenssynan’s earned reputation in Fungi and Lichens
Diplotomma alboatrum
Diplotomma alboatrum (2)
Diplotomma alboatrum (3)
Diplotomma alboatrum (6)
Description:

White, lumpy, crustose thalli on vertical coastal rock in the company of Verrucaria (Hydropunctaria) maura and Caloplaca thallincola. Apothecia black, lecideine, flat to convex, some lightly pruinose; true exciple inconspicuous. Spot reactions (C, K) negative.
Photobiont chlorococcoid. Asci 8-spored; ascospores brown, 3-septate to submuriform, 15-20 x 9-10µm. Paraphyses swollen and pigmented at apices. Some thalli with a thin, orange deposit - presumably Trentepohlia (orange, globose cells).

Identifications

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Species interactions

No interactions present.