Hypotrachyna pseudosinuosa
≡Parmelia pseudosinosa Asahina, J. Jap. Bot. 26: 329 (1951).
Description : Flora (1985: 199).
Chemistry : Cortex K+ yellow, UV−; medulla K−, C−, KC−, Pd+ orange-red, UV−; containing atranorin, chloroatranorin and protocetraric acid.
N: Northland (Rangitoto I.). S: Otago (near Dunedin). On rock or bark, still rarely collected and poorly understood in New Zealand. Known also from the Sonoran Desert, the neotropics, central Chile, Japan, south-east Asia, South Africa, Taiwan, Hawai'i, Papua New Guinea and New Caledonia (Louwhoff & Elix 2002: 87; 2002b; Nash et al. 2002b).
Pantropical
Illustrations : Hale (1975: 57, fig. 16f); Louwhoff & Elix (2002a: 89, fig. 43).
Hypotrachyna pseudosinuosa is characterised by: the corticolous/saxicolous habit; the small and closely adnate thallus; capitate soralia; and protocetraric acid in the medulla.