Neooccultibambusa Doilom & K.D. Hyde, gen nov. Index Fungorum number: IF551981
Etymology: In reference to its similarity to the genus Occultibambusa.
Saprobic on dead twigs. Sexual morph: Ascomata black, solitary to gregarious, scattered, immersed to semi immersed through bark fissures, when cut horizontally locules visible with white contents, uniloculate, globose to sub-globose, with a central ostiole. Ostiole circular, central, periphyses. Peridium composed of textura angularis cells comprising two layers, outer layer comprising black, thick-walled cells, inner layer comprising hyaline, thin walled cells. Hamathecium hyphae-like, filiform, septate, numerous, cellular pseudoparaphyses. Asci 8-spored, bitunicate, cylindrical to subcylindrical with short furcate to rounded pedicel, sometimes long pedicel, apically rounded with an ocular chamber. Ascospores overlapping biseriate, hyaline when young, 1-septate, surrounded by a gelatinous sheath, when mature, pale brown, fusoid, with narrowly rounded ends, constricted at the center septa, slightly constricted at all septa, with 1–3 transverse septa, swollen at the center, smooth, with small and large guttules, surrounded by mucilaginous sheath. Asexual morph: forms chlamydospores in culture.
Type species: Neooccultibambusa chiangraiensis Doilom & K.D. Hyde, sp. nov.