(1936). Basionym: Usnea dasypogoides var. exasperata Müll. Arg., Flora, Regensburg 73: 336 (1890). Chemistry: Salazinic acid, usnic acid (Huneck & Follmann 1975: 278).
Basionym: Usnea dasypogoides var. exasperata Müll. Arg., Flora, Regensburg 73: 336 (1890).
Chemistry: Salazinic acid, usnic acid (Huneck & Follmann 1975: 278).