Verrucaria pallidocarpa Servit , Stud. Bot. Cech . 9: 98, 1948

Pykaelae, Juha, Kantelinen, Annina & Myllys, Leena, 2020, Taxonomy of Verrucaria species characterised by large spores, perithecia leaving pits in the rock and a pale thin thallus in Finland, MycoKeys 72, pp. 43-92 : 43

Verrucaria pallidocarpa Servit, Stud. Bot. Cech. 9: 98, 1948

Type.

Jugoslavia, Lovčen, Sanatorium, 1240 m, 1929, M. Servít (PRM-858454!, holotype?).

Description.

Prothallus not seen. Thallus grey with brown punctae, endolithic, contiguous conspecific thalli separated by dark lines. Perithecia 0.15-0.2 mm, 3/4(-1)-immersed, leaving deep pits in the rock; ca. 80-240 perithecia/cm2. Involucrellum absent. Exciple ca. 0.21-0.24 mm in diam., wall pale brown to medium brown, apex thickened to ca. 40-50 mm thick. Ascospores 0-septate 16-24 × 10-13(-14) mm.

Notes.

The species is rather similar to V. transfugiens , but has a paler exciple wall and slightly larger spores.