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218 results for “Pleosporales”
FIGURE 3 in Camarosporium sensu stricto in Pleosporinae, Pleosporales with two new species
FIGURE 3. Camarosporium robiniicola (MFLU13-0340). A. Conidiomata on branch of Robinia pseudacacia. B, C. Cross section of pycnidia. D. Cross section at ostiole region. E. Pycnidium wall. F, G. Developing conidia attached to conidiogenous cells. H–P. Conidia. Q. Germinating conidium. Scale bar: B, C = 200 μm, D = 70 μm, E = 30 μm, F, G, I–Q = 15 μm, H = 30 μm.
FIGURE 4 in Camarosporium sensu stricto in Pleosporinae, Pleosporales with two new species
FIGURE 4. Camarosporium spartii (MFLU 13-0327). A. Conidiomata on Cytisus sp. B. Cross section of pycnidium. C, F. Pycnidium wall. D, E. Developing conidia attach to conidiogenous cells. G–P. Conidia. Q. Germinating conidium. Scale bar: B = 200 μm, C = 80 μm, D, E = 15 μm, F = 40 μm, G = 20 μm, H–Q = 10 μm.
FIGURE 2 in Camarosporium sensu stricto in Pleosporinae, Pleosporales with two new species
FIGURE 2. Camarosporium clematidis (MFLU13–0336). A. Conidiomata on dead branch of Clematis vitalba. B. Conidiomata on host surface. C, D. Longitudinal section of a conidioma with ostiole. E, G. Longitudinal section of a conidioma wall. F. Longitudinal section of ostiole. H–L. Conidiogenous cells with developing conidia; note annellations in J and L. M–S. Conidia. T. Germinating conidium. U–V. Colonies on PDA; U. From top; V. From reverse. Scale bar: C, D = 200 μm, E, F = 100 μm, G–T = 10 μm.
FIGURE 1. The best scoring RAxML tree from 42 in Camarosporium sensu stricto in Pleosporinae, Pleosporales with two new species
FIGURE 1. The best scoring RAxML tree from 42 strains based on combined dataset of LSU, SSU and ITS sequences. Bootstrap support values for maximum-likelihood (ML) and maximum-parsimony (MP) values greater than 50% are given above the nodes. Posterior Probability values (PP) greater than 0.7 are given below the nodes. The culture collection numbers are given after the species names. The tree is rooted to Montagnula anthostomoides (CBS 615.86) All type and ex-type strains are in bold and newly generated sequences are in red.
FIGURE2 in Aquatisphaeria thailandica gen. et sp. nov. (Tetraplosphaeriaceae, Pleosporales) from freshwater habitat in Thailand
FIGURE2. Aquatisphaeria thailandica (MFLU 20-0687, holotype) a–c. Colonies on woody subtrate. d–i. Conidia attached to conidiophores. j. Conidiogenous cell. k–n. Conidia. o. Upper view of the colony on PDA. p. Reverse view of the colony on PDA. Scale bars: d–i = 30 μm, j–n = 10 μm.
FIGURE 1 in Aquatisphaeria thailandica gen. et sp. nov. (Tetraplosphaeriaceae, Pleosporales) from freshwater habitat in Thailand
FIGURE 1. Phylogenetic tree generated from maximum likelihood (ML) analysis based on combined LSU, ITS and SSU sequence data. ML bootstrap support values greater than 75% and Bayesian posterior probabilities (PP) greater than 0.95 are given above the nodes, branches with 100% ML BP and 1.0 PP are in thickened. Taxa representing by type speciments (or ex-type strains) are highlighted in bold. Newly generated sequences are indicated in red. The tree is rooted with Amniculicola immersa (CBS 123083) and A. parva (CBS 123092). The figures on the right side show the morphology of the type species in each genus.
FIGURE 1 in Notes on lichenicolous Pleosporales, with two new species, Didymocyrtis azorica and Pseudopyrenidium epipertusariae (Phaeosphaeriaceae)
FIGURE 1. Phylogeny of Pleosporales based on ITS rDNA and LSU rDNA. This is a 50% consensus majority tree from the Bayesian analyses. Branches supported with posterior probability ≥ 0.95 and bootstrap ≥ 70% are indicated in bold. Bootstrap and posterior probabilities values indicated at branches supported only in one analysis (ML or Bayesian analysis).
FIGURE 2 in Notes on lichenicolous Pleosporales, with two new species, Didymocyrtis azorica and Pseudopyrenidium epipertusariae (Phaeosphaeriaceae)
FIGURE 2. Phylogeny of Phaeosphaeriaceae based on ITS rDNA and LSU rDNA. This is a 50% consensus majority tree from the Bayesian analyses. Branches supported with posterior probability ≥ 0.95 and bootstrap ≥ 70% are indicated in bold.
FIGURE 4 in Notes on lichenicolous Pleosporales, with two new species, Didymocyrtis azorica and Pseudopyrenidium epipertusariae (Phaeosphaeriaceae)
FIGURE 4. Didymocyrtis azorica sp. nov. (holotypus). A, B, habitus with immersed perithecia on Hypotrachyna thallus mixed with other smaller structures less developed. C, ascus and paraphyses (KI). D, E, H, asci (water). F, G, ascospores ornamented with striation subparallel with the large sporal axe. Scales A, B = 100 µm; C, E, F, G, H = 10 µm; D = 50 µm.
FIGURE 3 in Notes on lichenicolous Pleosporales, with two new species, Didymocyrtis azorica and Pseudopyrenidium epipertusariae (Phaeosphaeriaceae)
FIGURE 3. Pseudopyrenidium epipertusariae sp. nov. (holotypus teleomorph, hb. Etayo 31122 anamorph). A, B, habitus of perithecia immersed in thallus and apothecia of Pertusaria pertusa that turns violet with the parasite. C, longitudinal section of ascomatal wall (in KOH). D, section of hymenium with mature spores in an ascus. E, ascospores with 2–4 septa to submurales. F, habitus with immersed subspherical conidiomata on Pertusaria pertusa. G, conidiomatal wall in section and conidiogenous cells. H, I, conidia first hyaline, finally brownish. Scales A, B, G = 100 um; C, D, E, F, G, H & I = 10 µm.
FIGURE 2 in Introduction of Neolophiotrema xiaokongense gen. et sp. nov. to the poorly represented Anteagloniaceae (Pleosporales, Dothideomycetes)
FIGURE 2. Neolophiotrema xiaokongense (HKAS 107655, holotype). a‒c. Appearance of ascomata on host substrate. d. Section of ascoma. e. Peridium. f. Ostiolar neck. g. Pseudoparaphyses. h‒n. Asci. o‒t. Ascospores with visible mucilaginous sheath. u. Ascospore stained in Indian ink to show the mucilaginous sheath. v. Germinated ascospore. w‒x. Culture characters on PDA after 28 days (w = from above, x = from below). Scale bars: d = 150 μm, e = 50 μm, f = 100 μm, g = 15 μm, h‒j = 30 μm, k‒n = 50 μm, o‒u = 20 μm, v = 30 μm, w‒x = 25 mm.
FIGURE 1 in Introduction of Neolophiotrema xiaokongense gen. et sp. nov. to the poorly represented Anteagloniaceae (Pleosporales, Dothideomycetes)
FIGURE 1. Phylogenetic RAxML tree based on analysis of a combined SSU, LSU, ITS, tef1-α, and rpb2 dataset. Bootstrap support values for maximum likelihood (ML) and maximum parsimony (MP) equal to or higher than 80% and Bayesian posterior probabilities (PP) equal to or greater than 0.95 are indicated above the nodes. The new isolate from this study is shown in blue. The tree is rooted with Mytilinidion scolecosporum and M. resinicola.
FIGURE 2 in Taxonomy and phylogenetic appraisal of Leptosphaeria chatkalica sp. nov. (Leptosphaeriaceae, Pleosporales) from Uzbekistan
FIGURE 2. Leptosphaeria chatkalica (TASM 6155, holotype).a–d Appearance of ascomata on host surface. e Vertical section of an ascoma. f Close-up of an ostiole. g Section of the peridium cells. h Pseudoparaphyses. i–k Asci. l–p Ascospores. q An ascospore with a mucilaginous sheath (stained in Indian ink). Scale bars: b–d = 200 μm, e = 100 μm, f = 50 μm, g = 10 μm, h = 5 μm, i–k = 20 μm, l–q = 10 μm.
FIGURE 1 in Taxonomy and phylogenetic appraisal of Leptosphaeria chatkalica sp. nov. (Leptosphaeriaceae, Pleosporales) from Uzbekistan
FIGURE 1. ML tree based on combined LSU, ITS, SSU and tef1-α partial sequence data. Bootstrap values greater than 70% (for ML and MP) and greater than 0.95 (for BI) are indicated near the nodes. The new species given in red and type strains are in bold. The tree is rooted to Pyrenochaeta protearum (CBS 131315), P. pinicola (CBS 137997) and Didymella exigua (CBS 183.55). The scale bar represents nucleotide substitutions per site.
FIGURE 2 in Bimuria omanensis sp. nov. (Didymosphaeriaceae, Pleosporales) from Oman
FIGURE 2. Bimuria omanensis (SQU H-115, Holotype) a. Hyphae. b–c. Sporulating conidiomata in culture media d. Conidioma wall. e–i. Conidiogenous cells. j–n. Conidia. Scale bars: d = 20 μm, h–i = 10 μm, e–g, j–n = 5 μm.
FIGURE 1 in Bimuria omanensis sp. nov. (Didymosphaeriaceae, Pleosporales) from Oman
FIGURE 1. RAxML tree based on analysis of a combined dataset of LSU, ITS and TEF1-α partial sequence data. Bootstrap support values for ML and MP equal to or greater than 60 %, Bayesian posterior probabilities (PP) equal to or greater than 0.95 are defined as ML/PP/MP above the nodes. Genera, where known are indicated with coloured blocks. The new isolate is in blue. The type strains are in bold. The scale bar represents the expected number of nucleotide substitutions per site. Bambusistroma didymosporum (MFLU 15-0057, MFLU 15-0058) is used as the outgroup taxon.
FIGURE 1 in Neostagonosporella bambusicola sp. nov. (Phaeosphaeriaceae, Pleosporales) from bamboo in China
FIGURE 1. RAxML tree based on a combined dataset of partial SSU_LSU_ tef 1-α _ITS sequence analyses. Bootstrap support values for ML equal to or greater than 60 %, Bayesian posterior probabilities (BYPP) equal to or greater than 0.95 are shown as ML/ BYPP above the nodes. The new isolates are in bold red. The tree is rooted to Leptosphaeria doliolum (CBS 643.86) and Paraleptosphaeria dryadis (CBS 505.75). The scale bar represents the expected number of nucleotide substitutions per site.
FIGURE 2 in Taxonomy and phylogenetic studies revealed Parabambusicola yunnanensis sp. nov. (Parabambusicolaceae, Pleosporales) on bamboo from Yunnan, China
FIGURE 2. Parabambusicola yunnanensis (GMB1291, holotype). a. Bamboo specimen. b. Black ascomata on the host surface. c. Vertical sections of ascomata. d. Ostiole. e, f. Peridium. g. Pseudoparaphyses. h−k. Asci. l−o. Ascospores. p. An ascospore in India ink. q. A germinating ascospore. r. Cultures on PDA from above and below. Scale bars: b = 500 μm; c = 300 μm; d, h−k = 50 μm; e−g = 15 μm; l−q = 20 μm.
FIGURE 1 in Taxonomy and phylogenetic studies revealed Parabambusicola yunnanensis sp. nov. (Parabambusicolaceae, Pleosporales) on bamboo from Yunnan, China
FIGURE 1. The RAxML tree based on the combined ITS, LSU, SSU, and tef1-α sequence data. Bootstrap support values for ML equal to or greater than 60%, and Bayesian posterior probabilities (BYPP) equal to or higher than 0.90 are indicated above the nodes as ML/PP. The ex-type strains are indicated by superscript "T", while the newly generated sequences are shown in red.
FIGURE 3 in Comoclathris acuminata (Pleosporaceae, Pleosporales): A new endophytic species from Indian Himalayas
FIGURE 3. Cultural characteristics of Comoclathris acuminata. a Isolation plate showing the emergence of mycelium from the surface sterilized stem segment. b Colony on PDA before sporulation. c Colony after sporulation induction on PDA. d, e Colonies on MEA and CDA, respectively.
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