Fig. 3

Microscopic features of Jimtrappea guyanensis (holotype; Henkel 9163). A. Basidiospores. B. Bisterigmate basidium, basidioles, and cystidium. C. Four-sterigmate basidium with developing basidiospores. D. Hymenium section showing basidia, basidiospores, and dextrinoid, subcylindrical cystidia (in Melzer’s). E. Dextrinoid, sublanceolate cystidium (in Melzer’s). F. Opaque, hyaline cystidium (in KOH). B–C,F = phase contrast. Bars = 10 µm.