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Page number:19 
Description type:Non-original description 
Description:Brachysporium obovatum (Berkeley) Saccardo, 1886, Syll. Fung., 4: 427. / in Matsushima (1975), p. 19.
Syn Helmintosporium obovatum Berkeley, 1841, Ann. Mag. Nat. Hist., I, 6: 434.
Hab Ligno mortuo Querci sp.; Ashyu Exp. Forest, Univ. of Kyoto, Kyoto Pref., Japonia; vii. 1965; MFC-1530. ** Cortice mortua Fagi crenatae; Shiiba Village, Miyazaki Pref., Japonia; ix. 1972; MFC-4183.
Descr MFC-1530 in hospite: Conidiophora erecta, rigida, simplicia, septata, 130-250 µm longa, supra basin 5.5-7 µm lata, prope apicem 4-5 µm lata, atrobrunnea, parte fertili pallide brunnea, apice sympodialiter successive prolifera manifeste pedicellata. Conidia per pedicellos singulatim formata, acropleurogena, obovoidea, 2-septata, 17-27 x 10-13 µm, fuliginea, cellula apicali magnissima atrobrunnea, cellula intermedia magniore brunnea vel modice brunnea, cellula basali parva pallide brunnea.
Ref Grove, W. B., 1886, J. Bot. (Lond.), 24: 203. ** Hughes, S. J., 1951, Naturalist, London, No. 836 (April - June), 45-48. => Brachysporium obovatum, conidiis (19-) 20-23 (-26) x 10-12 (-14) µm. ** Hughes, S. J., 1953, Can. J. Bot., 31: 598 (577-659). ** Ellis, M. B., 1966, Mycol. Pap., 106. Dematiaceous Hyphomycetes. VII. Curvularia, Brachysporium etc. => p. 44-45. Brachysporium obovatum: conidia 19-28 (23) x 11-14 (12.3) µm, basi bearaing a tubular remnant from conidiogenous cell 2-7 µm long and 1-2 µm wide; on rotten wood and bark. ** Ellis, M. B., 1971, Dematiaceous Hyphomycetes, C.M.I., Kew. p. 221. ** Holubova-Jechova, V., 1972, Folia Geobot. et Phytotax. (Praha), 7: 217-224. => p. 218-219. Brachysporium obovatum. Colonies effuse, black, hairy, or produce only scattered conidiophores. Conidiophores erect, single or crowded, simple, dark brown, septate, smooth, (110-) 150-250 (-330) µm long, 6-8 µm thick at the base, 3.7-5 µm in the middle, tapering at the terminal end, apex 3-4 µm thick, almost hyaline, proliferating and slightly flexuous, with short sporogenous denticles, pedicels or only scars. Conidia obovoid or pyriform, 2-septate, (16-) 18.5-23 (-25) µm long and (8-) 9-12.5 (-14) µm thick at the broadest point; basal cell small, hyaline or pale brown coloured with short pedicel, central cell larger and pale rusty brown, terminal cell largest and brown to black brown, smooth; conidia borne singly or in groups at the terminal part of the conidiophore. On dead rotten wood and bark.
 
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