Fig. 89. Monoicomyces spp. A–C. M. matthiatis T.Majewski. A. Mature thallus. B in Laboulbeniomycetes (Fungi, Ascomycota) of Denmark

Fig. 89. Monoicomyces spp. A–C. M. matthiatis T.Majewski. A. Mature thallus. B. Lower receptacle (I, II, and III) and antheridium (tiers of cells labelled with t1–3) in detail. C. Central area of a thallus in detail showing cell III, the primary septum (a), and the darkened, oblique septum separating the basal inflated cell from the elongated apical cell of the primary appendage (arrow). – D–E. M. myllaenae Santam. D. Mature thallus from Spanish type slide kept in BCB. E. Broken and damaged thallus from Denmark. – F –G. M. nigrescens Thaxt. F. Primary appendage in detail showing cell III at the base. G. Immature thallus. Scale bars: A, D–E, G = 50 µm; B–C = 20 µm; F = 25 µm. Photographs from slides ZMUC C-F-123613 (A–C), BCB-SS2329c (D) (holotype), ZMUC C-F-124215 (E), ZMUC C-F-124217 (F–G).