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218 results for “Pleosporales”
FIGURE 2 in Phylogeny and morphology of Premilcurensis gen. nov. (Pleosporales) from stems of Senecio in Italy
FIGURE 2. Premilcurensis senecionis (MFLU 14-0678, holotype). a, b, c Ascostromata on host substrate. d Section of ascoma. e Section through peridium. f Relatively wide cellular pseudoparaphyses. g–i Asci. j Ocular chamber of ascus. k–m Ascospores with winglike equatorial appendage. Scale bars: a = 200 μm, b–d = 100 μm, e, g, h, i = 20 μm, f = 1 μm, j = 5 μm, k–m = 10 μm.
FIGURE 3 in Splanchnonema-like species in Pleosporales: introducing Pseudosplanchnonema gen. nov. in Massarinaceae
FIGURE 3. Asexual morph of Pseudosplanchnonema phorcioides (MFLUCC 13-0533). A. Conidiomata on the PDA, B. Conidiogenous cells, C. Conidia, D. Upper-view (right) and the reverse view (left) of the colony on PDA. Scale bars: A= 200 μm, B= 3 μm, C= 5 μm.
FIGURE 2 in Splanchnonema-like species in Pleosporales: introducing Pseudosplanchnonema gen. nov. in Massarinaceae
FIGURE 2. Pseudosplanchnonema phorcioides (MFLUCC 13-0533). A. Pseudostroma immersed in the host tissue, B. Section of the ascoma (TS), C. Section of the peridium, D. Hyaline, pseudoparaphyses, E. Immature ascus, F–G. Mature asci, H–J. Brown ascospores, K. Ascospore with a gelatinous sheath stained in Indian ink, I. Germinating ascospore. Scale bars: A= 1 mm, B= 500 μm, C= 20 μm, D= 10 μm, E–G= 20 μm, H= 20 μm, I–L= 10 μm.
FIGURE 1 in Splanchnonema-like species in Pleosporales: introducing Pseudosplanchnonema gen. nov. in Massarinaceae
FIGURE 1. Phylogram generated from Maximum Likelihood analysis based on combined SSU and LSU gene dataset. Bootstrap support values for maximum parsimony (MP) and maximum likelihood (ML) greater than 50 % are indicated near the nodes and branches with Bayesian posterior probabilities above 0.90 are indicated in bold. The tree is rooted with Aigialus grandis (BCC 18419). The ex-types strains are in bold and the species introduced in the study are indicated in blue.
FIGURE 3 in Muriphaeosphaeria galatellae gen. et sp. nov. in Phaeosphaeriaceae (Pleosporales)
FIGURE 3. Muriphaeosphaeria galatellae (MFLU 15-0087, holotype) A. Superficial ascomata of sexual state on host. B. Close up of ascoma. C. Vertical section of ascoma. D. Section of papilla. E. Section through peridium. F. Pseudoparaphyses G. Immature ascus with ocular chamber. H–I. Mature asci. J–O. Ascospores. P. Germinating ascospore. Q. Culture characters on PDA, left from above. R. Conidiomata forming on bamboo pieces on WA after 8 weeks. S. Close up of conidiomata. T. Vertical section through conidiomata. U. Ostiole. V. Section through peridium. W–Z. Conidiogenous cells and developing conidia. AA–AG. Conidia. Scale bars: A = 500 μm, B, S, T = 200 μm, C = 100 μm, E, G–I, U–V = 50 μm, D, F = 20 μm, J–O, X–Z, AA–AG = 10 μm, W = 5 μm.
FIGURE 1 in Muriphaeosphaeria galatellae gen. et sp. nov. in Phaeosphaeriaceae (Pleosporales)
FIGURE 1. Bayesian majority (50%) consensus rule tree based on combined partial LSU, SSU and ITS gene datasets. Bootstrap values from maximum parsimony (MP, left above), and maximum likelihood (ML, right above) of more than 60% are given above the nodes. Bayesian posterior probabilities (PP, below) of more than 0.95 are given below the nodes. The tree is rooted to Didymella exigua (CBS183.55). Muriphaeosphaeria galatellae (strain MFLUCC 14−0614) is indicated in red bold. The type species of each genus is indicated in blue bold, ex-type strains are bold.
FIGURE 2 in Muriphaeosphaeria galatellae gen. et sp. nov. in Phaeosphaeriaceae (Pleosporales)
FIGURE 2. Muriphaeosphaeria galatellae (MFLU 15–0087, holotype) A. Galatella villosa (L.) Rchb.f. summer. B. Superficial ascomata of sexual state (MFLUCC 14−0614). C. Conidiomata on host (MFLUCC 15−0769). Scale bars: B, C = 500 μm.
FIGURE 3 in Morphological characterization and DNA based taxonomy of Fusiconidium gen. nov. with two novel taxa within Melanommataceae (Pleosporales)
FIGURE 3. Phylogenetic construction using RAxML based analysis of a combined LSU, SSU, TEF1-α and RPB2 dataset. Bootstrap support values for Maximum Likelihood (ML, black), equal or greater than 50% and Bayesian posterior probabilities (PP, red) equal to or greater than 0.90 are shown above the nodes. The tree is rooted to Roussoella nitidula (MFLUCC 11-0634, MFLUCC 11-0182). The type strains are in black bold and the newly generated sequences are indicated in red bold.
FIGURE 2 in Morphological characterization and DNA based taxonomy of Fusiconidium gen. nov. with two novel taxa within Melanommataceae (Pleosporales)
FIGURE 2 Fusiconidium aquaticum (HKAS 92705, holotype) a–b. Colonies on the substratum. c–i. Conidiophores with conidia. j–p. Conidia. q. Germinating conidium. r. Surface view of culture on PDA. s. Reverse view of culture on PDA. Scale bars: c–i = 30 μm, j–l, n–q = 25 μm, m = 20 μm.
FIGURE 1 in Morphological characterization and DNA based taxonomy of Fusiconidium gen. nov. with two novel taxa within Melanommataceae (Pleosporales)
FIGURE 1. Fusiconidium mackenziei (MFLU 16–2139, holotype). a–b. Colonies on dead branch of Clematis vitalba. c, g, n–o. Conidiophores bearing conidia. d–f. Conidiophores. h–m. Conidia. p. Germinating conidia. Scale bars: a = 200 μm, b = 50 μm, c–g = 20 μm, n–p = 10 μm, h–m = 5 μm.
FIGURE 2 in Morphological and phylogenetic evidence reveal Fissuroma taiwanense sp. nov. (Aigialaceae, Pleosporales) from Hedychium coronarium
FIGURE 2. Fissuroma taiwanense (F31005) a Appearance of ascomata on host. b Close-up of ascomata. c Vertical section of ascoma. d Horizontal section of ascoma. e–f Sections of peridium. g Pseudoparaphyses. h–i Asci. j Ascus viewed with fluorescence microscopy. k–l Ascospores. m Ascospore with fluorescence immersion. n Germinated ascospore. o–p. Apical and basal appendages viewed with fluorescence microscopy. q Ascospore stained in Indian ink showing a mucilaginous sheath. r Colony from above. s Colony from below. Scale bars: c = 100 μm, d = 50 μm, e–f = 10 μm, g–j = 30 μm, k–m = 10 μm, n, q = 20 μm, o–p = 10 μm.
FIGURE 1 in Morphological and phylogenetic evidence reveal Fissuroma taiwanense sp. nov. (Aigialaceae, Pleosporales) from Hedychium coronarium
FIGURE 1. RAxML tree based on a combined dataset of LSU, SSU and tef1-α partial sequences. Bootstrap support values for maximum likelihood (ML), maximum parsimony (MP) higher than 75 % and Bayesian posterior probabilities (BYPP) greater than 0.95 are given above each branch respectively. The new isolates are in red. Ex-type strains are in bold. The tree is rooted to Lophiotrema lignicola (Lophiotremataceae).
FIGURE 1 in Familial status of Lophiotremataceae and its related families in Pleosporales
FIGURE 1. The maximum clade credibility tree (MCC tree) of Lophiotremataceae and its relatives, including some representative strains obtained from a Bayesian approach (BEAST). Bars corresponds to the 95% highest posterior density (HPD) intervals. The fossil minimum age constraints and second calibrations used in this study are marked with green dots. Geological periods are indicated at the base of the tree.
FIGURE 1 in A new species of the conidial fungal genus Spegazzinia (Pleosporales, Didymosphaeriaceae) collected on sugarcane in Cuba
FIGURE 1. Spegazzinia affinis (holotype HACM 8980). Conidiophores mother cells, basauxic conidiophores and conidia of types "a" and "b". Drawing by Gustavo Vega.
FIGURE 3 in Multi-locus phylogeny reveals Phaeodothis mori sp. nov. (Didymosphaeriaceae, Pleosporales) from dead leaves of Morus australis
FIGURE 3. Phaeodothis tricuspidis (SF125876, holotype) a. Herbarium packet and specimen. b. Ascomata on host. c. Close up of ascoma. d, e. Sections through ascomata. f. Peridium comprising hyaline compressed cells. g–j. Mature and immature asci surrounded by pseudoparaphyses. k–n. ascospores. Scale bars: c = 1000 µm, d, e = 100 µm, f = 20 µm, g–j = 30 µm, k–n = 5 µm.
FIGURE 2 in Multi-locus phylogeny reveals Phaeodothis mori sp. nov. (Didymosphaeriaceae, Pleosporales) from dead leaves of Morus australis
FIGURE 2. Phaeodothis mori (holotype, MFLU 18-2612) a, b. Appearance of ascomata on the host. c. Section of ascoma. d. Section of peridium. e. Pseudoparaphyses. f–i. Asci. j–l. Ascospores. m. Ascospores stained in Indian ink showing mucilaginous sheath. n. Germinated ascospore. o. Colony from below. p. Colony from above. Scale bars: c = 50 µm, d = 10 µm, e–i = 20 µm, j–n = 5 µm.
FIGURE 1 in Multi-locus phylogeny reveals Phaeodothis mori sp. nov. (Didymosphaeriaceae, Pleosporales) from dead leaves of Morus australis
FIGURE 1. RAxML tree based on a combined dataset of ITS, LSU, SSU and tef1- α partial sequences of 84 taxa of the family Didymosphaeriaceae. Bootstrap support values for maximum likelihood (ML), maximum parsimony (MP) values higher than 60% and Bayesian posterior probabilities (BYPP) greater than 0.90 are given above each branch respectively. The new isolates are in red. Ex-type strains are in bold. The tree is rooted by Pleospora herbarum (CBS 191.86, IT 956) and P. tarda (CBS 714.68).
FIGURE. 2 in Leucaenicola osmanthi sp. nov. (Bambusicolaceae, Pleosporales), causing leaf spot of Osmanthus fragrans in Taiwan
FIGURE. 2. Leucaenicola osmanthi (NTUH 18-101-1, holotype). a, b. Appearance of Conidiomata on host surface. c. Cultures on PDA, from above and below. d. Vertical section through conidioma. e. Conidiomatal wall. f. Conidiogenous cells and developing conidia. g. Conidia. Scale bars: d = 40 µm, e = 10 µm f–g = 5 µm.
FIGURE 1 in Leucaenicola osmanthi sp. nov. (Bambusicolaceae, Pleosporales), causing leaf spot of Osmanthus fragrans in Taiwan
FIGURE 1. RAxML tree obtained from the concatenated DNA sequence data of ITS, LSU, SSU, rpb2 and tef1 genes. The new isolates are shown in red. ML bootstrap values (BS) ≥70 % and Bayesian posterior probabilities (PP) ≥ 0.95 are presented at the nodes. The branches Leucaenicola clades were scaled to half to allow an enhanced arrangement of the tree. The scale bar presents the number of estimated substitutions per site. Sulcatispora acerina (CBS 139703) and Sulcatispora berchemiae (CBS 139704) (Sulcatisporaceae, Pleosporales) were used as outgroups for rooting the tree.
FIGURE 2 in Phaeosphaeriopsis omaniana (Phaeosphaeriaceae, Pleosporales), a novel fungus from Oman
FIGURE 2. Phaeosphaeriopsis omaniana (ex-type SQUCC 14333). a. Leaf spot on Dracaena serrulate. b, c. Culture grown on PDA. d. Conidiomata sporulating on PDA. e. Conidioma in vertical section. f. Peridium. g. Conidiogenous cells. h. Conidia. Scale bars e,f = 50 μm, g = 10 μm, h = 20 μm.
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