Distoseptisporales » Distoseptisporaceae » Distoseptispora

Distoseptispora palmarum

Distoseptispora palmarum S.N. Zhang, K.D. Hyde & J.K. Liu, in Hyde et al., Fungal Diversity: 10.1007/s13225-019-00429-2, [145] (2019)

Index Fungorum number: IF555431         Facesoffungi number: FoF05090

 

Sexual morph: Undetermined. Asexual morph: Hyphomycetous. Colonies on the substratum superficial, effuse, hairy or velvety, black. Mycelium mostly immersed, composed of branched, septate, smooth, pale brown hyphae. Conidiophores 90–165 µm long (x̄ = 125 µm, n = 10), 4–7 µm wide (x̄ = 5.5 µm, n = 10), macronematous, mononematous, septate, unbranched, single or in groups of 2 or 3, erect, straight or flexuous, smooth, brown, cylindrical, robust at the base. Conidiogenous cells polyblastic, integrated, determinate, terminal, pale brown to brown, cylindrical. Conidia 35–180 µm long ( = 76.3 lm, n = 32), 7–11 µm wide ( = 8.6 µm, n = 32), acrogenous, dry, oblong, obclavate, cylindrical or rostrate, elongated, straight or curved, truncate at the base, rounded at the apex, 7–27-distoseptate, smooth, greenish black to brown, paler towards the apex, thick-walled.

 

Culture characteristics: Colonies on PDA, 20–25 mm diam. after 21 days at 25 °C, mycelium sparse, dark brown to black, reverse concolourous.

 

Host and Habitat: Saprobic on rachis of Cocos nucifera (Arecaceae).

 

Known distribution: Thailand.

 

Material examined: THAILAND, Trat Province, Koh Chang, on rachis of Cocos nucifera (Arecaceae), 27 April 2017, S.N. Zhang, SNT128 (MFLU 18-0588, holotype), ex-type living culture MFLUCC 18-1446; ibid., HKAS 102209 (isotype).

 

GenBank Accession No: ITS: MK085062, LSU: MK079663, RPB2: MK087670, SSU: MK079661, TEF1: MK087660.