Lichen Flora of the Greater Sonoran Desert Region (Tempe) 3: 22 (2007).
Synonyms: Index Fungorum
Protolog: Thallus squamulosus, spadiceus vel chrysofuscus, 3-6 mm latus, saxicola. Apothecia in thallo immersa, 0.1-0.2 mm lata. Stratum algiferum interruptum.
Type locality: USA, California, Riverside County, San Jacinto Mountains, Idyllwild, near Inspiration Point, on vertical side of decaying granite boulder with partial daily shade, edge of Pinus jeffreyi forest, 1602 m, s.d., K. Knudsen 3459 (UCR - holotype; ASU, B, H, hb. Roux, PH, UPS - isotypes).
Type locality coordinates: 33°43'36"N, 116°43'03"W.
Molecular barcode: Data lacking.
Thallus: squamulose, mostly (1-)3-6 mm across: squamules: dispersed or contiguous, sometimes overlapping, 1 mm thick, regularly dividing; upper surface: light to dark brown, but young squamules often whitish gray, dull, smooth ....
Photobiont: Data lacking.
Chemistry: None detected (Knudsen 2007: 232). No lichen substances.
Ecology: Data lacking.
Molecular data: Genbank
Distribution: USA: Ohio, USA: California. Database
Note:
Type: USA: California: Riverside County: San Jacinto Mountains, Idyllwild, near Inspiration Point, 33°43'36"N, 116°43'03"W, 1602 m, on vertical side of decaying granite boulder with partial daily shade, edge of Pinus jeffreyi forest, Knudsen 3459 (Holotype, UCR; Isotypes, ASU, B, H, hb. Roux, PH, UPS).