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PDF - Journal of Threatened Taxa

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Foliicolous fungi <strong>of</strong> Silent ValleyHosagoudar & RijuMaterial examined: 02.iii.2009 on leaves <strong>of</strong>Rhododendron arboretum J.E. Smith ssp. nilagiricum(Zenk.) Tagg. (Ericaceae), Silent Valley, 02.iii.2009,Jayakumar et al. HCIO 49852, TBGT 4004.Asterina indica Syd. in Sydow, Sydow & Butler,Ann. Mycol. 9: 390, 1911; Patil & Thite, J. Shivaji Univ.17: 152, 1977; Hosagoudar & Abraham, J. Econ. Taxon.Bot. 4: 584, 2000; Hosagoudar, Zoos’ Print J. 18: 1285,2003; 21: 2327, 2006; Hosagoudar, H. Biju & Appaiah, J.Mycopathol. Res. 44: 8, 2006; Hosagoudar, Jacob Thomas& Robin, Indian J. Sci. Technol. 2: 2, 2009 (Fig. 86).Colonies epiphyllous, thin, up to 2mm in diameter.Hyphae straight to substraight, branching opposite toalternate at acute to wide angles, loosely reticulate,cells 31–38x12 µm. Appressoria 95% alternate and 5%opposite, unicellular, slightly antrorse, 14–22x7–10 µm.Thyriothecia scattered, up to 72µm in diameter, stellatelydehisce at the centre; ascospores dark brown, 1-septate,constricted at the septum, 38–43x14–19 µm.Material examined: 27.iv.2007 on leaves <strong>of</strong> Symplocosrosea Bedd. (Symplocaceae), Silent Valley, M. Harish etal. HCIO 49757, TBGT 3909.ba13µm5µmFigure 89. Asterina melicopecolaa - Appressoriate mycelium; b - Thyriothecium; c - Ascus;d - Ascosporescd6.5µmAsterina jambolana Kar & Maity, Trans. Brit. Mycol.Soc. 54: 438, 1970; Hosagoudar, Balakrishnan & Goos,Mycotaxon 59: 180, 1996; Hosagoudar & Abraham,J. Econ. Taxon. Bot. 4: 576, 2000; Hosagoudar, C.K.Biju & Abraham, J. Econ. Taxon. Bot. 25: 306, 2001; J.Mycopathol. Res. 40:195, 2002; Hosagoudar, Zoos’ PrintJ. 18: 1283, 2003; Hosag., Zoos’ Print J. 21: 2327, 2006(Fig. 87).Colonies amphigenous, mostly epiphyllous, dense,crustose to velvety, up to 2mm in diameter, confluent.Hyphae substraight to flexuous, branching irregularat acute angles, loosely to closely reticulate, cells 25–32x4–7 µm. Appressoria scattered, alternate, unilateral,mostly closely antrorse and appressed to the hyphae,<strong>of</strong>ten, curved, subantrorse to spreading, 16–20 µm long;stalk cells cylindrical to cuneate, 6–7 µm long; headcells ovate to globose, straight to slightly curved, entire,9–13x8–10 µm. Thyriothecia scattered to connate and<strong>of</strong>ten fused, orbicular, up to 300µm in diameter, stellatelydehisced at the centre, margin crenate to fimbriate,fringed hyphae short; asci globose, octosporous, upto 50µm in diameter; ascospores oblong, conglobate,brown, uniseptate, slightly constricted at the septum,32–34x13–16 µm.Material examined: 13.ii.2007 on leaves <strong>of</strong> Syzygiumsp. (Myrtaceae), Silent Valley, M.C. Riju et al. TBGT 5072;04.viii.2008, M.C. Riju et al. TBGT 5225.Asterina lepianthedis (Hosag., Balakr. & Goos) inHosagoudar, C.K. Biju, Abraham & Agarwal, IndianPhytopath. 55: 498, 2002; Hosagopudar, Zoos’ PrintJ. 21: 2328, 2006; Hosagoudar, H. Biju & Appaiah, J.Mycopathol. Res. 44: 8, 2006; Hosagoudar & H. Biju, J.Mycopathol. Res. 44: 42, 2006.Anamorph. Asterostomella lepianthedis Hosag.,Balakr. & Goos, Mycotaxon 58: 492, 1996 (Fig. 88).Colonies amphigenous, mostly epiphyllous, thinto dense, up to 1mm in diameter, confluent. Hyphaest4raight, flexuous to crooked, branching irregularat acute angles, loosely reticulate, cells 12–33x3–5µm. Appressoria two celled, scattered, alternate tounilateral, straight to curved, 9–15 µm long; basal cellscuneate to cylindrical, 3–8 µm long; head cells ovate,globose, entire to mostly sublobate, 3–10x–4–6 µm.Thyriothecia scattered, orbicular, scattered to connate,up to 150µm in diameter, margin fimbriate, fringedhyphae crooked, stellately dehisced at the centre;asci few to many, globose, octosporous, 25–35 µmin diameter; ascospores brown, oblong, conglobate,1-septate, constricted at the septum, 16–18x8–10 µm,<strong>Journal</strong> <strong>of</strong> <strong>Threatened</strong> <strong>Taxa</strong> | www.threatenedtaxa.org | 05 March 2013 | 5(3): 3701–37883753

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