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95 results for “Pezizales”
FIGURE 3 in Hydnotrya qinghaiensis sp. nov. (Discinaceae, Pezizales) from Tibetan Plateau, China
FIGURE 3. Scanning electron micrographs of Hydnotrya qinghaiensis (HMAS 350656, Holotype). A: Asci and extended paraphyses (indicated by arrow). B, C: Coated ascospores in asci. D, E: Exposed ascospores. F: Broken ascospores showing exosporium. Bars: A–B 50 μm; C 20 μm; D–F 10 μm.
FIGURE 4 in Two new species of the fallax-pezizoides complex in Helvella (Helvellaceae, Pezizales) from Yunnan, China
FIGURE 4. Helvella pseudoatra (HKAS 74023, holotype). A−B. Typical mature specimens (A: HKAS 74023. B: HKAS 54996). C−D. Receptacle surface of pileus. E. Stipitipellis. F. Asci and paraphyses. G−L. Asci. M. Ascospores. Scale bars: A−B = 1 cm. C−E = 50 μm. F−M = 20 μm.
FIGURE 3 in Two new species of the fallax-pezizoides complex in Helvella (Helvellaceae, Pezizales) from Yunnan, China
FIGURE 3. Helvella liquii (HKAS 90563, holotype). A−B. Typical mature specimens. C. Receptacle surface of pileus. D. Stipitipellis. E. Asci and paraphyses. F−I. Asci. J. Ascospores. Scale bars: A−B = 1 cm. C−D = 50 μm. E−J = 20 μm.
FIGURE 2 in Two new species of the fallax-pezizoides complex in Helvella (Helvellaceae, Pezizales) from Yunnan, China
FIGURE 2. The results of the pairwise homoplasy index (PHI) test for closely related species of Helvella liquii with H. pseudoatra using LogDet transformation. PHI test results (Φw) <0.05 indicate significant recombination within the dataset.
FIGURE 1 in Two new species of the fallax-pezizoides complex in Helvella (Helvellaceae, Pezizales) from Yunnan, China
FIGURE 1. The phylogenetic tree obtained by RAxML analysis of combined LSU and hsp90 sequence data. Four taxa (H. rivularis H276, H365; H. paraphysitorquata H271, MA Fungi: 24512) were used as outgroup. The node shows the bootstrap support value with ML greater than or equal to 75% and the BI posterior probability greater than or equal to 0.9. The new isolates of this study are in red. Sequences from holo-, iso-, epi- and neotype specimens are in bold.
FIGURE 2 in Hydnobolites oaxacanus (Pezizales, Ascomycota), a new species from Mexico
FIGURE 2. Bayesian inference phylogram of ITS rDNA. Posterior probability (left of slash) from Bayesian analysis and Bootstrap support (right of slash). The new species Hydnobolites oaxacanus is shown in bold.
FIGURE 3 in Hydnobolites oaxacanus (Pezizales, Ascomycota), a new species from Mexico
FIGURE 3. Hydnobolites oaxacanus (Holotype). A. Details of the peridium and gleba. B. Asci and ascospore showing the alveolate ornamentation. C. Detail of the ascospore ornamentation. Scale bar: 10 mm (A); 100 µm (B); 20 µm (C).
FIGURE 4 in Pseudoplectania mystica (Ascomycota, Pezizales), a new cup fungus with an endophytic habit of a broad range of host plants
FIGURE 4. Crystals in the hymenium of Pseudoplectania mystica (photos by Jia Y. Lin, from holotype HKAS133073). a. Overview of crystals in the hymenium. b. Thicker crystals. c. Thinner crystals. d. Medium-sized crystals. Bars: a = 100 µm, b–d = 20 µm.
FIGURE 3 in Pseudoplectania mystica (Ascomycota, Pezizales), a new cup fungus with an endophytic habit of a broad range of host plants
FIGURE 3. Microscopic structures of Pseudoplectania mystica (drawings by Jia Y. Lin, from holotype HKAS133073). a. Ascospores. b. Ascus with 8 developed ascospores and an invisible operculum. c. Hymenium elements, from left to right: the sporiferous part of an ascus with 8 developed ascospores and an invisible operculum, the sporiferous part of an empty ascus with its operculum opened, 2 hymenial hairs, and 5 paraphyses. d. Medullary excipulum. e. Ectal excipulum. f. External hairs. g. Basal tomenta. Bars: a, c–g = 10 µm, b = 50 µm (f and g sharing same bar).
FIGURE 2 in Pseudoplectania mystica (Ascomycota, Pezizales), a new cup fungus with an endophytic habit of a broad range of host plants
FIGURE 2. The fresh ascomata and habitat of Pseudoplectania mystica (photos by Ling-Han Guo). a–c. Habitat of the specimens—a bamboo forest dominated by a single bamboo species (probably Phyllostachys sp.); the yellow arrows indicate where the ascomata grew. d. Immature ascomata with a blackish hymenial surface growing on dead rhizome roots of bamboo (HTBM1851). e. Immature ascomata with a brownish hymenial surface growing on dead rhizome roots of bamboo (HTBM1853). f. Immature ascoma with a greyish hymenial surface growing on the mossy dead rhizome roots of bamboo (HTBM1854). g. Longitudinal sections of an immature ascoma (L24011). h. Mature ascomata growing on senescing to dead rhizome joints and internodes of bamboo (HKAS133073, holotype). i. Mature ascomata growing on mossy dead rhizome roots of bamboo (HKAS133074). The scale in i is valid for d–i.
FIGURE 1 in Pseudoplectania mystica (Ascomycota, Pezizales), a new cup fungus with an endophytic habit of a broad range of host plants
FIGURE 1. Phylogenetic tree of Pseudoplectania inferred from concatenated nrITS-nrLSU alignment. Nodes are annotated if supported by ≥50% MLB or ≥0.9 BPP. The clades and subclades concerned are highlighted with background colours and coded. The specimens that we collected are highlighted in bold. (HT), (PT) and (NT) represent holotype, paratype and neotype, respectively. The sites diverging from the majority rule consensus within subclade a that represent the new species are shown with highlights on the left of the tree. The results of species delimitation generated from the ABGD and ASAP programs, and the host of each specimen (according to the references in Table 1) are shown on the right of the tree.
FIGURE 2 in Gyromitra persicula sp. nov. (Discinaceae, Pezizales), a novel discoid Gyromitra from Northwestern North America
FIGURE 2. Ascomata and microscopic features of Gyromitra persicula (A–G) and ascospores of Gyromitra leucoxantha (H–I). A. Ascomata of the holotype collection (MICH346504). B. Peach-colored ascoma (MICH346523). C. Hymenium and excipulum (MICH346493). D. Asci and paraphyses with brown contents in KOH (MICH346493). E. Medullary excipulum of textura epidermoidea (MICH346493). F. Ascospores at various stages of maturity; note the blunt apiculi with a concave depression, large central guttule, and minute ornamentation (MICH346519). G. Close up of ascospores showing the pronounced "fishtail" apiculi and fine reticulation (MICH346519). H–I. Ascospores of Gyromitra leucoxantha (MICH25407); similar to those of G. persicula but with a more pronounced reticulation. Mounting medium: 5% KOH (C–D), 5% KOH stained with phloxine B (E–F, leftmost ascospore in G, H), Melzer's reagent (two rightmost ascospores in G, I). Scale bars: 2 cm (A), 0.5 cm (B), 100 µm (C), 50 µm (D–F, H), 10 µm (G, I).
FIGURE 3 in Tricharina tophiseda-a new species from Croatia, with a revision of T. japonica (Pyronemataceae, Pezizales)
FIGURE 3. Tricharina tophiseda—Colony and ascorhizoctonia-type anamorphic structures on CYA (A–J) and MEA (K–L). A. Germinating ascospores. B. Colony after 1 day. C. Colony rim after 2 days. D. Mycelial branching with the septal positions. E. Terminal and lateral nodules. F. Mycelial loops. G. Smooth and rough walled hyphae. H. Young moniliform sporodochia-like cell aggregates. I. Ripe moniliform sporodochia-like cell aggregates. J. Aerial hyphae (after 5.5 days). K. Hyphae preceding to formation of sporodochia-like cell aggregates. L. Moniliform sporodochia-like cell aggregates. T. japonica—Apothecia, ascospores and excipular structures (M–W). M. Part of the type collection. N. Section from the margin to the apothecial base (red arrow). O. Marginal hairs. P. LBs in the ectal excipular cells. R. Excipular hairs (side view). S. Excipular hairs with bulbous base (section). T–U. Ascospores. V. Subicular hyphae. W. Ascospores. A–L from (CNF 2/8079, holotype), M–O, R, T–V from (CUP-K-(JA-000286), holotype), P, S, W from (R.D. 31.01.245.11). D–K, W in *H O, 2 N–O, T, V in †KOH, P–S, U in †CB. Scale bars: B–C, M = 5 mm, N = 200 μm, J, O, R = 100 μm, S, V = 50 μm, A, H–I, P = 20 μm, D–G, K–L, T–U, W = 10 μm. Phot. I. Kušan & N. Matočec.
FIGURE 1. Tricharina tophiseda. A. Ascus apex with the ascospore. B. Ascus apex. C. Paraphyses. D. Ascus base with a in Tricharina tophiseda-a new species from Croatia, with a revision of T. japonica (Pyronemataceae, Pezizales)
FIGURE 1. Tricharina tophiseda. A. Ascus apex with the ascospore. B. Ascus apex. C. Paraphyses. D. Ascus base with a part of ascogenous system. E–F. Ascospores (representing all shape variations). G. Marginal hairs apices and a middle part. H. Marginal hair fascicle. I. Excipular texture. A–E, G, I from (CNF 2/8079, holotype), C, F, H from (CNF 2/7953). All in *H O, except B is in *CR. Scale bars: A–F 2 = 10 μm, G, I = 50 μm, H = 100 μm. Del. N. Matočec.
FIGURE 2. Tricharina tophiseda. A–D. Living apothecia. E. Section through the apothecia. F in Tricharina tophiseda-a new species from Croatia, with a revision of T. japonica (Pyronemataceae, Pezizales)
FIGURE 2. Tricharina tophiseda. A–D. Living apothecia. E. Section through the apothecia. F. Marginal and submarginal area (side view). G. Margin. H. Paraphyses and ascospores (two lower ascosp. in early stage of germination). I. Asci with ascospores. J–K. Ascospores. L. Asci (each in a different focal view). M. Middle part of the marginal hair. N. Ascospores (with visible BSG). O–R. Cells in a meddulary excipulum. A–C, E–R from (CNF 2/8079, holotype), D from (CNF 2/7953). E–J, O in *H O, K in †KOH, L in *CR, M, R in *CRB-KOH, P 2 in *IKI. Scale bars: A = 5 cm, B–C = 2 cm, E–G = 200 μm, M, O–R = 20 μm, H–L, N = 10 μm. Phot. I. Kušan & N. Matočec.
FIGURE 2 in Epitypification of Morchella steppicola (Morchellaceae, Pezizales), a morphologically, phylogenetically and biogeographically distinct member of the Esculenta Clade from central Eurasia
FIGURE 2. Phylogeny of Morchella steppicola and M. sceptriformis inferred via maximum parsimony (MP) and Bayesian analyses of ITS rDNA sequence data. The phylogeny was rooted using the midpoint method. MP bootstrap (≥70%) values and posterior probabilities (≥95%), respectively, are shown near branches.
FIGURE 1 in Epitypification of Morchella steppicola (Morchellaceae, Pezizales), a morphologically, phylogenetically and biogeographically distinct member of the Esculenta Clade from central Eurasia
FIGURE 1. Geographic distribution of M. steppicola spanning approximately 4800 km in central Eurasia based on our own data, published literature and personal communication. Terrestrial ecoregions of the world are according to Olson et al. (2001).
FIGURE 4. Morchella steppicola. a in Epitypification of Morchella steppicola (Morchellaceae, Pezizales), a morphologically, phylogenetically and biogeographically distinct member of the Esculenta Clade from central Eurasia
FIGURE 4. Morchella steppicola. a. Hairs on stipe surface (CWU-D208). b. Mature asci with eight uniseriate ascospores (TAAM204905). c. Clavate paraphyses (TAAM204905). d. Freshly collected ascospores with guttules (CWU-D208); e. SEM of epitype specimen (CWU- D208) ascospore with longitudinal ridges.
FIGURE 3 in Epitypification of Morchella steppicola (Morchellaceae, Pezizales), a morphologically, phylogenetically and biogeographically distinct member of the Esculenta Clade from central Eurasia
FIGURE 3. Mature fruit bodies of Morchella steppicola. a–c. Epitype specimen (CWU-D208) from Ukraine. d. Collection from Uzbekistan (TAAM205794).
FIGURE 3 in Genetic diversity of the genus Terfezia (Pezizaceae, Pezizales): New species and new record from North Africa
FIGURE 3. Macro- and micromorphological characteristics of Terfezia eliocrocae. a. the steppic habitat with Bedouins desert truffles harvesters. b,c. ascomata collected under Helianthemum salicifolium. d. asci and spores. e–g. ascospores (f,g. scanning electron micrograph). Bars: c = 2 cm, d = 10 μm; e–g = 5 μm.
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