Description: Lichen. Thallus crustose, white to yellow, .

Photobiont: Data lacking.

Chemistry: C+ orange to red, atranorin, chloratranorin, calycin, unknown yellow substance (Follmann 1976: 2). Sulphurellin (Follmann & Huneck 1976: xx). Sulphurellin is 3,5-dichlor-2'-0-methylanziaic acid (Huneck et al. 1977: xx). 3,5-Dichloro-2'-methylanziaic acid (erroneously in Huneck & Yoshimura 1996: 482 index). Sulphurellin (Leuckert & Mayrhofer 1985: 100).

Ecology: On silicious rocks.

Distribution type: Azores, Madeira, Canary Islands, Cape Verde, Almeria (mainland Spain) and Socotra (Yemen).

Taxonomy: Data lacking.

Note:

Distribution Database: Distributions

Distribution Database: Discover Life

Picture Database: Tropical Lichens

Molecular Database: Genbank

Synonym Database: Index Fungorum

Synonym Database: Mycobank