Brief Summary

Read full entry


 Primary thallus: squamulose, evanescent or occasionally persistent; squamules: very small (0.5-2 x 0.5-1 mm), undivided to somewhat laciniate, forming flat crusts; podetia: often abundant, 5-15 (22) mm tall, 0.5-1.5 mm thick, pale gray, usually unbranched or with some apical branchlets, in part flattened; surface: longitudinally grooved and cracked, almost continuously areolate-corticate and verruculose, esorediate, often slightly squamulose at the base; Apothecia: constantly present, 1-3 mm wide, dark brown to pale ochraceous; ascospores: oblong, 7-13 x 2-2.5 micro meter; Pycnidia: common, on primary squamules, ampullaceous to ovoid, constricted at base, with hyaline gelatin; conidia: 7-8 x 1 micro meter; Spot tests: K- or K+ dingy brown, C-, KC-, P+ red, UV-; Secondary metabolite: fumarprotocetraric acid.; Habitat and ecology: on bare soil banks; collected at 1700 m; World distribution: Asia, Australasia, Europe, North America and South America; Sonoran distribution: only known from the Barranca del Cobre (Copper Canyon) region of western Chihuahua.; Notes: This species can be recognized by its constantly fertile, small and slender, continuously corticate podetia and its tiny primary squamules. It is common in the eastern United States, but largely absent from the West. The Chihuahua record is an extension of its range to the Mexican mountains in the south. 


Creative Commons Attribution Non Commercial Share Alike 3.0 (CC BY-NC-SA 3.0)

© Lichen Unlimited: Arizona State University, Tempe.

Source: Lichen Flora of the Greater Sonoran Desert Region

Belongs to 0 communities

This taxon hasn't been featured in any communities yet.

Learn more about Communities


EOL content is automatically assembled from many different content providers. As a result, from time to time you may find pages on EOL that are confusing.

To request an improvement, please leave a comment on the page. Thank you!