{A. versicolor}

Astrothelium versicolor

Identification Characteristics

Description: Thallus pale, thin, continuous, with clusters of cone-shaped perithecia in warts dusted with deep yellow to orange pruina; spores colorless, 4-celled, 24-30 x 9.5-10.4 um, IKI-.

Chemistry: Thallus UV+ yellow (lichexanthone); pseudostromata K+ red (anthraquinones).

Bibliography: Lichens of North America, by Brodo, Sharnoff, & Sharnoff

Database Entry:  Distance Everheart 12-26-13

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