Overview

Alectoria


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(order Lecanorales)

A genus of lichens in which the thallus is fruticose, greenish-grey or dark-coloured, and lacks the central, whitish strand of Usnea species. Spores (2–4 per ascus) are brown when mature. Species are found on trees, rocks, etc. See also beard-lichen.

Subjects: Plant Sciences and Forestry.


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