Key Identification Features
- The genus is defined by a distinct microscopic characteristic: its ascospores are covered by a layer of cells that originate from the paraphyses.
- Distinct pseudocyphellae are present on the margins of the lobes, and soralia develop near lobe margins.
- 06 in) wide and have an indistinct internal stipe.
- The upper surface may be gray, bluish gray, or yellowish gray, and sometimes features patchy white pruinosity.
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