in Bulletin of the British Museum (Natural History), Botany Series 16 (2): 179 - 180.
Basionym: xxx.
Synonym: Index Fungorum
Type: Australia, Hogans Island (Bass Strait), 1973, Whinray s.n. (MEL! - holotype; divaricatic acid ± nordivaricatic acid).
Thallus: Saxicolous, grey-green, caespitose, rigid, up to 1.0 cm high, branching sparse; branches arising from the base, branch width 1.0 - 2.5 mm, subterete to terete, rarely flattened, apices attenuate or blunt; surface matt; pseudocyphellae coarse, large, punctiform, numerous; holdfast delimited or diffuse when in colonies; soralia absent. Apothecia numerous, disc 3 - 10 mm diam., concave becoming plane to convex, terminal and lateral, or at the axils of bifurcating branches, spores ellipsoid, straight 12 x 4.5 - 5.0 µm.
Photobiont:
Chemistry: Divaricatic acid ± nordivaricatic acid or sekikaic acid 4'-0-demethylsekikaic acid and usnic acid.
Ecology: The islands where this taxon occurs lie along a southeast line - from the Hogan Group, the Kents Group to Craggy Island between latitudes 39°12'S and 40°45'S. Ramalina whinrayi also occurs at The Nut, Stanley, Tasmania, where it occurs in overhangs on a basaltic cliff facing the ocean and exposed to strong winds.
Molecular data: Genbank
Distribution: Database
Note: