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3 results for “Pseudoasterophyllites”
Fig. 2. Early angiosperm Pseudoasterophyllites cretaceus O in The early angiosperm Pseudoasterophyllites cretaceus from Albian-Cenomanian of Czech Republic and France revisited
Fig. 2. Early angiosperm Pseudoasterophyllites cretaceus O. Feistmantel ex Velenovský, 1887 from the Late Cretaceous of Pecinov (unit 3), Czech Republic (A, D, E; SEM photographs) and Les Renardières, France (B, C). A. Isolated stamen showing apical extension of connective, NMP F 2880c. B. Macerated stamen showing two pairs of pollen sacs, UL REN 001. C. Detail of macerated stamen showing pollen in situ, UL REN 002. D. Detail of the apical extension of connective, NMP F 2880c. E. Epidermis surface of the apical extension of connective showing paracytic stomata and papillae, NMP F 2880c. Scale bars: A 1 mm, B 0.5 mm, C 100 µm, D 150 µm, E 60 µm.
Fig. 1. Early angiosperm Pseudoasterophyllites cretaceus O in The early angiosperm Pseudoasterophyllites cretaceus from Albian-Cenomanian of Czech Republic and France revisited
Fig. 1. Early angiosperm Pseudoasterophyllites cretaceus O. Feistmantel ex Velenovský, 1887 from the Late Cretaceous (Cenomanian) of Czech Republic. A. Lectotype, branched leafy axis, Lipenec, NMP F 654. B. Detail of lectotype, showing semi−whorled arrangement of leaves, Lipenec, NMP F 654. C. Leaf cuticle with stomata arranged perpendicularly, longitudinally, and obliquely to the leaf axis, Pecínov (unit 3), NMP F 2880a. D. External surface of paracytic stoma, Pecínov (unit 3), NMP F 2880a. E. Papillae in marginal part of the leaf, Pecínov (unit 3), NMP F 2880b. F. Axilary branches on a leafy twig, Pecínov (unit 3), NMP F 2880. Scale bars A, B 5 mm; C 100 µm; D, E 50 µm; F 10 mm.
Fig. 3 in The early angiosperm Pseudoasterophyllites cretaceus from Albian-Cenomanian of Czech Republic and France revisited
Fig. 3. Pollen Tucanopollis sp. from the stamen on Fig. 2C, which is associated with the vegetative parts of angiosperm Pseudoasterophyllites cretaceus O. Feistmantel ex Velenovský, 1887 from the Late Cretaceous of Les Renardières, France, specimens UL REN 002. A. Monosulcate pollen grain in situ showing irregular sulcus area. B. Microechinate, perforate exine sculpturing, detail of pollen exina. C. Monosulcate pollen grain in situ showing sulcus area. D. Pollen grain in situ showing Ubish bodies. Scale bars: A 10 µm, B–D 1 µm.
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