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53 results for “Xylariales”
FIGURE 3 in Morpho-molecular characterization of Peroneutypa (Diatrypaceae, Xylariales) with two novel species from Thailand
FIGURE 3. Peroneutypa rubiformis (MFLU 17-1185, holotype!). a. Host substrate. b, c. Appearance of stromata on substrate. d. Appearance of ostiolar canals on host surface. e. Cross section through stroma. f. Vertical section through stroma. g. Ostiolar canal stained in congo red. h. Peridium. i–l. Asci. m. Paraphyses stained in congo red. n–p. Ascospores. q, r. Culture characteristic on PDA after 10 days (q = colony from above, r = colony from below). Scale bars: f = 250 μm, g = 50 μm, h, i, m = 20 μm, j–l, n = 10 μm, o, p = 5 μm.
FIGURE 1 in Acrocordiella omanensis sp. nov. (Requienellaceae, Xylariales) from the Sultanate of Oman
FIGURE 1. Maximum likelihood (ML) majority rule consensus tree for the analyzed Requienellaceae and related families. RAxML bootstrap support values (ML) and maximum parsimony (MP) are given at the nodes (ML/MP). Type strains are noted in T and isolates from present study are in green. The tree was rooted to Chaetosphaeria innumera (SMH2748).
FIGURE 2 in Acrocordiella omanensis sp. nov. (Requienellaceae, Xylariales) from the Sultanate of Oman
FIGURE 2. Acrocordiella omanensis (SQU H-100, holotype). a, b. Ascostromata on substrate. c, d. Vertical section of ascoma. e. Ostiolar neck f, g. Peridium. h. Periphyses. i–o. Asci (n: in Lugol's solution, o: in Congo Red) p–u. Ascospores (t, u: in 5% KOH). Scale bars: b–d = 500 μm, e = 200 μm, f–m = 50 μm, n–u = 20 μm.
FIGURE 1 in Contributions to species of Xylariales in China-3. Collodiscula tubulosa (Xylariaceae)
FIGURE 1. RAxML tree for Collodiscula and related genera based on a combined dataset of ITS, LSU, RPB2 and TUB2 gene sequences. Bayesian posterior probabilities>0.90 and bootstrap support values for maximum likelihood (ML) higher than>50% are marked above the nodes; an en-dash ("–") indicates a value <0.90 (PP) or <50% (BS). Strain numbers are noted after the species names. The tree is rooted via the outgroup Lopadostoma dryophilum CBS 133213.
FIGURE 2 in Contributions to species of Xylariales in China-3. Collodiscula tubulosa (Xylariaceae)
FIGURE 2. Collodiscula tubulosa (holotype) A Material. B‒D Stromata on the surface of host. E Section of stroma. F, G Ascus apex with a J+, apical apparatus (Stained in Melzer's reagent) H‒K Asci with ascospores. L‒O Ascospores. Scale bars: B‒E = 200 μm, D‒f = 10 μm, H‒O = 10 μm.
FIGURE 1 in The holomorph of Arthrinium setariae sp. nov. (Apiosporaceae, Xylariales) from China
FIGURE 1.—Phylogram of the best maximum likelihood tree from an analysis of the combined ITS-tub2-tef1 matrix of Arthrinium, with Nigrospora gorlenkoana (CBS 480.73) as the outgroup taxon. Maximum likelihood bootstrap support values ≥ 50% (BT) and Bayesian posterior probabilities ≥ 0.90 (BYPP) are given at the nodes as ML/BYPP.
FIGURE 2 in The holomorph of Arthrinium setariae sp. nov. (Apiosporaceae, Xylariales) from China
FIGURE 2.—Morphology of Arthrinium setariae on culms of Setaria viridis and its conidial morph from PDA. A, B. Stromata on host; C, D. Transverse section of the stromata; E. Conidial morph on PDA; F–H. Asci and ascospores; I, J. Conidiogenous cells giving rise to conidia. K. Conidia. Bars: A = 500 μm; B–E = 50 μm; F–K = 10 μm.
FIGURE 2 in Taxonomy and phylogeny of Hypoxylon zhaotongensis sp. nov. (Hypoxylaceae, Xylariales), a bambusicolous fungus from Yunnan, China
FIGURE 2. Hypoxylon zhaotongensis (GMB 1373, holotype). a Stromata on dead Bamboo. b Stromatal surface and ostioles. c–e Vertical sections of stromata. f Peridium. g Branching paraphyses. h Pigments of stromata in 10% KOH solution. i "J+" apical apparatus. j–n Asci in water. o Ascus in Melzer's reagent. p–q Ascospores. r Ascospore showing germ slit. s, t Cultures on PDA from above and below. Scale bars: b–c = 100 μm; d = 250 μm; e = 300 μm; f, g, i–m, o–q = 20 μm; n = 30 μm; r = 15 μm.
FIGURE 1 in Taxonomy and phylogeny of Hypoxylon zhaotongensis sp. nov. (Hypoxylaceae, Xylariales), a bambusicolous fungus from Yunnan, China
FIGURE 1. Phylogenetic tree derived from the best scoring RAxML analysis based on combined datasets (LSU–ITS–RPB2–β-tubulin). The tree is rooted to Xylaria arbuscula (CBS 126415), Xylaria hypoxylon (CBS 122620), Graphostroma platystomum (CBS 270.87) and Natonodosa speciosa (CLM-RV86). Bootstrap values for maximum likelihood (MLBP) and Bayesian posterior probabilities (BYPP) equal to or greater than 50% and 0.95, are given at the respective branches. Hyphen (-) means a value lower than 50 % (BS) or 0.95 (PP). Cultures from the holotype and epitype specimens are labeled as T and ET, respectively. New isolates are labeled in bold.
FIGURE 1 in Taxonomy and phylogeny of Hypoxylon zhaotongensis sp. nov. (Hypoxylaceae, Xylariales), a bambusicolous fungus from Yunnan, China
FIGURE 1. (Continued) Phylogenetic tree derived from the best scoring RAxML analysis based on combined datasets (LSU–ITS–RPB2– β-tubulin).
FIGURE 4 in Two new records of Xylariales species from Northern Thailand
FIGURE 4. Jackrogersella minutella (MFLU23-0051, new host and geographical record). a, b Stromata. c, d Sections of an ascoma. e KOH-extractable pigments. f–h Asci. i Paraphyses. j Apical ring stained in Mezler reagent. k Perispore. i–o Ascospores. Scale bars: b, c = 1 mm, d = 500 µm, e = 300 µm, f–i =20 µm, j–o = 5 µm.
FIGURE 1 in Two new records of Xylariales species from Northern Thailand
FIGURE 1. (Continued) Phylogram generated from maximum likelihood analysis based on combined ITS, rpb2, and tub2 sequence data of the Xylariaceae.
FIGURE 3 in Two new records of Xylariales species from Northern Thailand
FIGURE 3. Xylaria karsticola (MFLU23-0049, new geographical record). a, b Stromata. c Section through the stroma. d–g Asci. h Apical ring stained in Melzer reagent. i–l Ascospores. Scale bars: b = 1 mm, c = 500 µm, d–f = 20 µm, h = 5 µm, i–l = 10 µm.
FIGURE 2 in Two new records of Xylariales species from Northern Thailand
FIGURE 2. Phylogram generated from maximum likelihood analysis based on combined ITS, LSU, rpb2, and tub2 sequence data of Hypoxylaceae taxa. Maximum likelihood bootstrap values greater than or equal to 60% and Bayesian posterior probabilities greater than 0.95 are given near nodes, respectively. The tree was rooted with Xylaria hypoxylon (CBS 122620) and Xylaria polymorpha (MUCL 49884). The newly generated sequence is indicated in blue. All the type specimens are in bold.
FIGURE 1 in Two new records of Xylariales species from Northern Thailand
FIGURE 1. Phylogram generated from maximum likelihood analysis based on combined ITS, rpb2, and tub2 sequence data of the Xylariaceae. Maximum likelihood bootstrap support values greater than or equal to 60% and Bayesian posterior probabilities greater than or equal to 0.95 are given near nodes, respectively. The tree was rooted with Hypoxylon monticulosum (MUCL 54604), Hypoxylon trugodes (MUCL 54794), Daldinia loculatoides (CBS 113279), Hypoxylon fragiforme (MUCL 51264), Hypoxylon ticinense (CBS 115271), Barrmaelia rhamnicola (CBS 142772), Barrmaelia rappazii (CBS 142771), Entosordaria perfidiosa (EPE = CBS 142773) and Clypeosphaeria mamillana (CBS 140735). The newly generated sequences are indicated in blue. All the type specimens are in bold.
FIGURE 4 in Texas microfungi: a new species of Corynesporopsis (Xylariales) associated with the trifoliate orange
FIGURE 4. SEM micrographs of Corynesporopsis ponciri (BPI 911238, holotype). a. Loose fascicles of conidiophores on the surface of the host. b. Conidiophore with chain of conidia. c. Conidiophores emerging from substomatal stroma. d. Apex of conidium showing apical pore. Scale bars: a = 20 µm; b–c = 10 µm; d = 2 µm.
FIGURE 3 in Texas microfungi: a new species of Corynesporopsis (Xylariales) associated with the trifoliate orange
FIGURE 3. Corynesporopsis ponciri (BPI 911238, holotype). a–b. Branches of Poncirus trifoliata still attached to the trees showing symptoms of colonization. c–d. Colonies on MEA (after 4 wk at 25 °C) on surface and reverse view. e–f. Conidiophores, conidiogenous cells and conidia. g. Apical loci of conidiogenous cells showing channel-like pores (indicated by black arrows) and conidia. h–i. Conidia in chains. j. Conidiogenous cells in lateral view showing the attenuated and flat apical loci. Scale bars: e–f, h–i = 20 µm; g, j = 10 µm.
FIGURE 1 in Texas microfungi: a new species of Corynesporopsis (Xylariales) associated with the trifoliate orange
FIGURE 1. RAxML phylogenetic tree based on a concatenated dataset of ITS-LSU sequences showing the position of Corynesporopsis ponciri relative to C. acaciae in Xylariales. New strains obtained in this study are in bold. Color boxes are used to highlight taxa discussed in the text: blue for C. ponciri, yellow for C. acaciae, pink for Paravamsapriya ostiolata and green for Catenuliconidia uniseptata. Bootstrap support values ≥70% are shown at the nodes and Bayesian posterior probabilities ≥0.95 are indicated by thickened branches.
FIGURE 3 in Additions to Peroneutypa (Diatrypaceae, Xylariales): Introducing P. nayariophyti sp. nov. and new host associations of P. scoparia from northern Thailand
FIGURE 3. Peroneutypa nayariophyti (MFLU 23-0077, holotype). a Appearance of ascostromata on Nayariophyton zizyphifolium woody litter. b Upper view of the cross-section of ascostromata. c Cross section of ascostromata (arrowed). d, e Appearance of ascomata with a long neck on the substrate. f Peridium. g Paraphyses. h–m Asci. n–r Ascospores. s Germinated spore. t, u Culture characteristics on PDA from front and reverse. Scale bars: a = 1 mm, b–d = 500 μm, e = 200 μm, f = 50 μm, g–m, r, s = 10 μm, n–q = 5 μm.
FIGURE 1. Maximum likelihood tree from combined ITS and tub2 in Additions to Peroneutypa (Diatrypaceae, Xylariales): Introducing P. nayariophyti sp. nov. and new host associations of P. scoparia from northern Thailand
FIGURE 1. Maximum likelihood tree from combined ITS and tub2 sequence data. Bootstrap support values ≥ 60% and Bayesian posterior probabilities ≥ 0.90 are indicated at the branches. The tree is rooted with Xylaria polysporicola (FCATAS848) and X. hypoxylon (CBS 122620). The taxa originating from this study are shown in blue. Type species are in bold.
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