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12 results for “spore ornamentation”
Text-fig. 4. Scanning electron microscope (SEM) images of megaspores with possible affinities to Selaginellales; Torres Vedras locality, Portugal. a, b) Hughesisporites galericulatus, lateral view of megaspore (a) with almost smooth surface and spore wall of thin elements forming a dense reticulum (b); c) Trileites sp., proximal view of megaspore with almost smooth surface and raised trilete mark; d–f) Rugotriletes sp., proximal (e) and lateral (f) views of megaspores showing coarsely reticulate-rugulate surface ornamentation and prominent gula around the trilete mark and compact perforate spore wall (d); g, h) Erlansonisporites sp., distal (g) and lateral (h) views of megaspores showing coarsely reticulate-rugulate surface and fibrous spore wall; i, j) Striatriletes sp. 1, megaspore in oblique proximal view (i) showing raised laesurae and irregular striate-rugulate surface, and detail of spore wall (j) showing dense packing of sculptural elements; k, l) Striatriletes sp. 2, megaspore in proximal view (k) showing trilete mark, striate-rugulate surface, and detail of spore wall (l) composed of loosely packed fibers; m) Striatriletes sp. 3, megaspore in proximal view showing raised trilete mark and striate-rugulate surface; n, o) Verrutriletes sp., megaspore in oblique proximal view (n) showing short laesurae of the trilete mark, and the dense verrucate surface (o); p) Megaspore sp. 1, oblique proximal view showing in The Early Cretaceous Mesofossil Flora Of Torres Vedras (Ne Of Forte Da Forca), Portugal: A Palaeofloristic Analysis Of An Early Angiosperm Community
Text-fig. 4. Scanning electron microscope (SEM) images of megaspores with possible affinities to Selaginellales; Torres Vedras locality, Portugal. a, b) Hughesisporites galericulatus, lateral view of megaspore (a) with almost smooth surface and spore wall of thin elements forming a dense reticulum (b); c) Trileites sp., proximal view of megaspore with almost smooth surface and raised trilete mark; d–f) Rugotriletes sp., proximal (e) and lateral (f) views of megaspores showing coarsely reticulate-rugulate surface ornamentation and prominent gula around the trilete mark and compact perforate spore wall (d); g, h) Erlansonisporites sp., distal (g) and lateral (h) views of megaspores showing coarsely reticulate-rugulate surface and fibrous spore wall; i, j) Striatriletes sp. 1, megaspore in oblique proximal view (i) showing raised laesurae and irregular striate-rugulate surface, and detail of spore wall (j) showing dense packing of sculptural elements; k, l) Striatriletes sp. 2, megaspore in proximal view (k) showing trilete mark, striate-rugulate surface, and detail of spore wall (l) composed of loosely packed fibers; m) Striatriletes sp. 3, megaspore in proximal view showing raised trilete mark and striate-rugulate surface; n, o) Verrutriletes sp., megaspore in oblique proximal view (n) showing short laesurae of the trilete mark, and the dense verrucate surface (o); p) Megaspore sp. 1, oblique proximal view showing
Supplementary material 1 from: Wang S-N, Fan Y-G, Yan J-Q (2022) Iugisporipsathyra reticulopilea gen. et sp. nov. (Agaricales, Psathyrellaceae) from tropical China produces unique ridge-ornamented spores with an obvious suprahilar plage. MycoKeys 90: 147-162. https://doi.org/10.3897/mycokeys.90.85690
Iugisporipsathyra reticulopilea gen. et sp. nov. (Agaricales, Psathyrellaceae) from Tropical China Produces Unique Ridge-ornamented Spores with an Obvious Suprahilar Plage
FIGURE. Trichia munda (syntype): a–i: specimen from box B.M. 2942. a–b. Label, sporocarps and substratum, [box: BM001089762]. c. Detail of ornamentation of capillitium by SEM. d–f. Details of free ends of capillitium by SEM. g–i. Details of spore ornamentation by SEM. Bars: c–f = 5 µm, g–h = 2 μm, i = 1 µm. in Critical revision of Trichiales (Myxomycetes) at the Natural History Museum London (BM)
FIGURE. Trichia munda (syntype): a–i: specimen from box B.M. 2942. a–b. Label, sporocarps and substratum, [box: BM001089762]. c. Detail of ornamentation of capillitium by SEM. d–f. Details of free ends of capillitium by SEM. g–i. Details of spore ornamentation by SEM. Bars: c–f = 5 µm, g–h = 2 μm, i = 1 µm.
FIGURE. Hemitrichia intorta: a–g: specimen from box B.M. 1483 (syntype). a. Sporocarps and substratum [box: BM001088829]. b–d. Details of capillitium by SEM. e–g. Details of spore ornamentation by SEM. Bars: b–c= 5 μm, d = 2 μm, e–f = 2 μm, g = 1 µm. in Critical revision of Trichiales (Myxomycetes) at the Natural History Museum London (BM)
FIGURE. Hemitrichia intorta: a–g: specimen from box B.M. 1483 (syntype). a. Sporocarps and substratum [box: BM001088829]. b–d. Details of capillitium by SEM. e–g. Details of spore ornamentation by SEM. Bars: b–c= 5 μm, d = 2 μm, e–f = 2 μm, g = 1 µm.
FIGURE. Perichaena cornuvioides: a–e. specimen from box B.M. 3004 (type). a. Sporocarps and substratum [box: BM001247521]. b–e. Details of spore ornamentation by SEM. Bars: b–d = 2 μm, e = 1 µm. in Critical revision of Trichiales (Myxomycetes) at the Natural History Museum London (BM)
FIGURE. Perichaena cornuvioides: a–e. specimen from box B.M. 3004 (type). a. Sporocarps and substratum [box: BM001247521]. b–e. Details of spore ornamentation by SEM. Bars: b–d = 2 μm, e = 1 µm.
FIGURE. Trichia affinis: a–g: specimen from box B.M. 4147. a. Label, sporocarps and substratum, [box: BM001247524]. b–c. Details of ornamentation of capillitium by SEM. d–e. Details of free ends of capillitium by SEM. f–g. Details of spore ornamentation by SEM. Bars: b–c = 2 μm, d–e = 5 µm, f–g = 2 μm. in Critical revision of Trichiales (Myxomycetes) at the Natural History Museum London (BM)
FIGURE. Trichia affinis: a–g: specimen from box B.M. 4147. a. Label, sporocarps and substratum, [box: BM001247524]. b–c. Details of ornamentation of capillitium by SEM. d–e. Details of free ends of capillitium by SEM. f–g. Details of spore ornamentation by SEM. Bars: b–c = 2 μm, d–e = 5 µm, f–g = 2 μm.
FIGURE. Trichia scabra: a–g: specimen from box BM001247525 (leg. anon., Hertfortshire. s.n.). a–b Details of ornamentation of capillitium by SEM. c–d. Details of free ends of capillitium by SEM. e–g. Details of spore ornamentation by SEM. Bars: a–b = 2 µm, c–d = 5 μm, e–f = 2 μm, g = 1 µm. in Critical revision of Trichiales (Myxomycetes) at the Natural History Museum London (BM)
FIGURE. Trichia scabra: a–g: specimen from box BM001247525 (leg. anon., Hertfortshire. s.n.). a–b Details of ornamentation of capillitium by SEM. c–d. Details of free ends of capillitium by SEM. e–g. Details of spore ornamentation by SEM. Bars: a–b = 2 µm, c–d = 5 μm, e–f = 2 μm, g = 1 µm.
FIGURE. Prototrichia metallica: a–i: specimen from box B.M. 1542. a. Label [box: BM001247523]. b. Sporocarps and substratum. c–e. Details of ornamentation of capillitium by SEM. f. Details of free ends of capillitium by SEM. g–i. Details of spore ornamentation by SEM. Bars: c–e = 5 μm, f = 10 µm, g–h = 2 μm, i = 1 μm. in Critical revision of Trichiales (Myxomycetes) at the Natural History Museum London (BM)
FIGURE. Prototrichia metallica: a–i: specimen from box B.M. 1542. a. Label [box: BM001247523]. b. Sporocarps and substratum. c–e. Details of ornamentation of capillitium by SEM. f. Details of free ends of capillitium by SEM. g–i. Details of spore ornamentation by SEM. Bars: c–e = 5 μm, f = 10 µm, g–h = 2 μm, i = 1 μm.
FIGURE. Prototrichia metallica: a–h: specimen from box B.M. 3174. a. Sporocarps and substratum [box: [BM001247522]. b–c. Details of ornamentation of capillitium by SEM. d–e. Details of free ends of capillitium by SEM. f–h. Details of spore ornamentation by SEM. Bars: b–e = 5 μm, f–g = 2 μm, h = 1 μm. in Critical revision of Trichiales (Myxomycetes) at the Natural History Museum London (BM)
FIGURE. Prototrichia metallica: a–h: specimen from box B.M. 3174. a. Sporocarps and substratum [box: [BM001247522]. b–c. Details of ornamentation of capillitium by SEM. d–e. Details of free ends of capillitium by SEM. f–h. Details of spore ornamentation by SEM. Bars: b–e = 5 μm, f–g = 2 μm, h = 1 μm.
FIGURE. Hemitrichia karstenii: a and d: specimen from box B.M. 1489. a. Sporocarps and substratum [box: BM001247518]. d. Details of spore ornamentation by SEM. b–c, e–i: specimen from box B.M. 2008. e. Label [box: BM001247519]. b–c. Capillitium by SEM. f–i. Details of spore ornamentation by SEM. Bars: b–c = 5 μm, d and f–h = 2 μm, i = 1 μm. in Critical revision of Trichiales (Myxomycetes) at the Natural History Museum London (BM)
FIGURE. Hemitrichia karstenii: a and d: specimen from box B.M. 1489. a. Sporocarps and substratum [box: BM001247518]. d. Details of spore ornamentation by SEM. b–c, e–i: specimen from box B.M. 2008. e. Label [box: BM001247519]. b–c. Capillitium by SEM. f–i. Details of spore ornamentation by SEM. Bars: b–c = 5 μm, d and f–h = 2 μm, i = 1 μm.
FIGURE 2. A–L. Encalypta altunense S. Mamtimin & E. Sabiram. SEM images. A–B. Dorsal surface. C–D.Ventral surface. E. Plant. F. Capsule. G. Calyptra. H. Broken peristome. I. Spore. J. Exine ornamentation. K. Spore. L in Encalypta altunense S. Mamtimin & E. Sabiram sp. nov. (Encalyptaceae, Musci), a new moss species from Xinjiang, northwestern China
FIGURE 2. A–L. Encalypta altunense S. Mamtimin & E. Sabiram. SEM images. A–B. Dorsal surface. C–D.Ventral surface. E. Plant. F. Capsule. G. Calyptra. H. Broken peristome. I. Spore. J. Exine ornamentation. K. Spore. L. Exine ornamentation. (from the holotype: S. Mamtimin 16753, XJU).
FIGURE. Hemitrichia leiotricha: a–k: specimen from box B.M. 2978 (type). a. Sporocarps and substratum [box: BM001247147]. b–c. Details of ornamentation of capillitium by SEM. d–h. Details of free ends of filaments of capillitium by SEM. i–k. Details of spore ornamentation by SEM. Bars: b–c = 2 μm, d = 1 μm, e–h = 5 μm, i–j = 2 μm, k = 1 µm. in Critical revision of Trichiales (Myxomycetes) at the Natural History Museum London (BM)
FIGURE. Hemitrichia leiotricha: a–k: specimen from box B.M. 2978 (type). a. Sporocarps and substratum [box: BM001247147]. b–c. Details of ornamentation of capillitium by SEM. d–h. Details of free ends of filaments of capillitium by SEM. i–k. Details of spore ornamentation by SEM. Bars: b–c = 2 μm, d = 1 μm, e–h = 5 μm, i–j = 2 μm, k = 1 µm.
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