xxx.
Basionym: xxx.
Race I: Thamnolic acid, decarboxythamnolic acid, perlatolic acid, small amounts of phenolic substances, K+ yellow, than brownred (Leuckert et al. 1979: 182). Ethyl 4-O-methylolivetolcarboxylate (Huneck & Yoshimura 1996: 158).
Localisation: Thamnolic acid and decarboxythamnolic acid in apothecia and vegetative thallus. Perlatolic acid only in the vegetative thallus (Leuckert et al. 1979: 182).
Race II: K+ yellow, than red (B. de Lesdain 1922: 766 as var. stipitata).