Pleurotrema polysemum
Pleurotrema polysemum (Nyl.) Müll. Arg., Bot. Jb. 6: 389 (1885).
≡ Parathelium polysemum Nyl., Bot. Ztg. 20: 279 (1872).
Index Fungorum number: IF 401663; Facesoffungi number: FoF 11922, Fig. 1
Description: see Maharachchikumbura et al. (2016).
Material considered: see Maharachchikumbura et al. (2016).
Fig. 1 Pleurotrema thailandica (MFLU 16-1173, holotype). a Appearance of ascomata on host substrate. b Section through ascomata. c Peridium. d Pseudoparaphyses. e, f Asci with ascospores. g–j Ascospores. Scale bars: b, e, f = 100 μm, c, d, g–j = 20 μm.
Importance and distribution
There are twenty species in Index Fungorum (2022), but several species have been transferred to Anisomeridium, Arthopyrenia, Lithothelium, Megalotremis and Viridothelium. Pleurotrema comprises 14 species known on bark of unidentified trees and pneumatophores of Avicennia marina (Acanthaceae) in Asia (Andaman Island, India (Karnataka, Kerala, Maharashtra), Thailand).
References
Aptroot A. 1991 – A monograph of the Pyrenulaceae (excluding Anthracothecium and Pyrenula) and the Requienellaceae, with notes on the Pleomassariaceae, the Trypetheliaceae, and Mycomicrothelia (lichenized and non-lichenized ascomycetes). Bibliotheca lichenologica 44, 1–178.
Barr ME. 1994 – Note on Amphisphaeriaceae and related families. Mycotaxon 51, 191–224.
Hawksworth DL, Kirk PM, Sutton BC, Pegler DN. 1995 – Ainsworth & Bisby’s Dictionary of the Fungi (Eighth Edition). CAB International, 771 pp.
Kirk PM, Cannon PF, David JC, Stalpers JA. 2001 – Ainsworth & Bisby’s dictionary of the fungi, 9th edn. CABI, Wallingford.
Lumbsch HT, Huhndorf SM. 2010 – Outline of Ascomycota 2009. Myconet 14, 1–64.
Maharachchikumbura SSN, Hyde KD, Jones EBG, McKenzie EHC et al. 2016 – Families of Sordariomycetes. Fungal Diversity 79, 1–317. https://doi.org/10.1007/s13225-016-0369-6
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