TYPE. [UNITED STATES] Not located; Original description (Tuckerman 1858) cites: “Hab. Base of the White Mountains, found by the late Mr. Oakes.”
Description. Lichenized fungus.
Thallus dimorphic. Primary thallus squamulose; squamules finely divided and abundant, yellowish (in exposed areas) to greenish to grayish (in shade); vegetative diaspores absent; photobiont Asterochloris erici alga. Podetia unbranched or slightly branched at tips, lacking cups, podetial surface corticate, continuous to areolate, smooth to verruculose. Ascomata biatorine apothecia atop of podetia, red, 0.3-3 mm diam.