Aquihelicascus thalassioideus
Aquihelicascus thalassioideus (K.D. Hyde & Aptroot) W. Dong & H. Zhang, in Dong et al., Fungal Diversity: 10.1007/s13225-020-00463-5, [145] (2020).
≡ Massarina thalassioidea K.D. Hyde & Aptroot, Nova Hedwigia 66(3-4): 498 (1998).
= Helicascus thalassioideus (K.D. Hyde & Aptroot) Huang Zhang & K.D. Hyde, Sydowia 65(1): 159 (2013).
Index Fungorum number: IF 557920; Facesoffungi number: FoF 09262, Fig. 1
Description: see Dong et al. (2020).
Material examined: see Dong et al. (2020).
Fig. 1 Aquihelicascus spp. (a–g A. thalassioideus, MFLU 18-1705, holotype). a, b Appearance of immersed pseudostromata on host substrate. c–e Asci. f, g Ascospores. (h–p A. songkhlaensis MFLU 18-1705, holotype). h Appearance of ascomata on host substrate. i Section through ascomata. j Peridium. k Medium peridium. l Pseudoparaphyses. m, n Asci. o, p Ascospores. (q–w A. yunnanensis, MFLU 18-1170, holotype). Scale bars: c–e = 50 μm, f, g, i, l–n, q–s = 20 μm, j, k, o, p = 5 μm, t–w = 10 μm.
Importance and distribution
Aquihelicascus comprises three species known on decaying wood, submerged in freshwater in Asia (China and Thailand) and Australia.
References
Dong W, Wang B, Hyde KD, McKenzie EHC et al. 2020 – Freshwater Dothideomycetes. Fungal Diversity 105, 319–575.
Luo ZL, Bahkali AH, Liu XY, Phookamsak R et al. 2016 – Poaceascoma aquaticum sp. nov. (Lentitheciaceae), a new species from submerged bamboo in freshwater. Phytotaxa 253, 71–80
Preedanon S, Klaysuban A, Suetrong S, Promchoo W, Gundool W, Sangtiean T, Sakayaroj J. 2017 – Helicascus mangrovei sp. nov., a new intertidal mangrove fungus from Thailand. Mycoscience 58, 174–180.
Zhang H, Hyde KD, Abdel-Wahab MA, Abdel-Aziz FA et al. 2013–A modern concept for Helicascus with a Pleurophomopsis-like asexual state. Sydowia 65, 147–166.
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