Bryologist 76: 263 (1973).
Protolog: "Thallus crustaceus, albus vel flavo-cineraceus vel subroseo-cineraceus, crassus, asper ad verrucosum areolatescentem, sorediis isidiisque absentibus. Ascocarpi typici per genum (Figs. 3-5), 0.7-1.5 mm diametro, ad basim constrictis ubi maturis. Sporae distichae, (4-)6-8:nae, (42-)45-64(-70) x 24-32(-35) µ, decolores, late ellipticis. Pycnoconidia bacilliformia, 3.5-6.5 x 1.0-1.2 µ. Phycobiont Myrmecia sp. Cephalodia adsunt, irregulariter hemisphaerica, 0.7-1.0 mm diametro, ad basim aliquantum constrictis, algam Calothrix sp. continens. Thallus acidum sticticum, consticticum, et norsticticum continens. In rupibus supra zonam alti aestus.
Barcode: Data lacking.
Coordinates: 52°19'N, 131°12'W.
Holotypus: CANADA. British Columbia. Queen Charlotte Islands: Moresby Island, Jedway. 52°19'N, 131°12'W. Rocky shore and Picea-Tsuga forest along Skincuttle Inlet, east of settlement, Brodo 12459, 25 July 1967 (CANL)".
Type locality: Canada, British Columbia, Queen Charlotte Islands, Moresby Island, Jedway, rocky shore and Picea-Tsuga forest along Skincuttle Inlet, east of settlement, 1 m, 25 July 1967, I. Brodo 12459 (CANL - holotype).