Neocanalisporium aquatica D.F. Bao, H.Y. Su, K.D. Hyde & Z.L. Luo, sp. nov.

MycoBank number:MB; Index Fungorum number: IF; Facesoffungi number: FoF 10414;

Etymology: Referring to the species was collected from Thailand

Holotype: MFLU xxxxxx

Saprobic on submerged decaying wood. Sexual morph: Undetermined. Asexual morph: Colonies on substratum superficial, scattered, black, shining, granulate. Mycelium immersed, composed of hyaline, branched, septate, smooth, hyphae. Conidiomata sporodochial, subhyaline. Conidophores 10–26.5 ×2.0–3.0 μm (= 18.2 × 2.3 μm, n = 20), micronematous to semi-macronematous, mononematous, fasciculate, simple or branched, hyaline, cylindrical, smooth. Conidiogenous cells monoblastic, integrated, terminal, determinate, hyaline, smooth. Conidia 23–26 × 15.5–18 μm (= 24.6 × 16.7 μm, n = 30), acrogenous, solitary, smooth, thick-walled, ellipsoidal to obovoid, muriform, rounded at apex, pointed at base, with 3–5 transverse septa, 1-longitudinal septum in all cells and rarely in end cells, slightly constricted at septa, subhyaline to pale olivaceous when young, olive to dark brown at maturity.

Material examined: Thailand, Thailand, Bankok Province, Bang Kapi District, on decaying wood submerged in a freshwater stream, 3 October 2017, Z.L. Luo, Bsite 4–3–1 (MFLU 21–XXXX).

Fig. 2 Neocanalisporium aquatica (MFLU 21–xxxx, holotype). a, b Colonies on wood. c–d conidiomata, e–i Conidiophore with conidia. g–q conidia. Scale bars: c–d, o–q = 30 μm, e–n = 20 μm.