Septocystis F.C. Huang, 2025

Huang, Fu-Chang & Lin, Jian-Tian, 2025, Septocystis (Polyporales, Basidiomycota), a new genus of Polyporaceae from Southern China, Phytotaxa 710 (3), pp. 231-248 : 234

Septocystis F.C. Huang gen. nov.

MycoBank no.:—MB 859836

Type species:— Septocystis minor F.C. Huang

Etymology:—“ Septocystis ” refers to the genus having the special cystidia with septa at tip.

Description:—Basidiomata annual, resupinate, corky to hard leathery. Pore surface white to dark gray; pores circular, angular, irregular; most dissepiments thick, entire to lacerate. Hyphal system dimitic; generative hyphae bearing clamp connections, skeletal hyphae dominant, frequently branched, usually well differentiated from the main part in trama, IKI−, CB +, tissues darkening in KOH. Dendrohyphidia absent; hyphal pegs occasionally present in the hymenium; Crystals frequent or few among subhymenium and hymenium. Cystidia fusoid, long clavate to flask shaped, usually with 1–3 septa at tip, but some turn to be a thin membrane, some to be a short to long irregular linear object; cystidioles fusoid, long clavate to flask shape; basidia barrel-shaped to cylindrical, with four sterigmata and a basal clamp connection; basidiospores cylindrical, IKI−, CB +.

Distribution:—Known from China.