. Bulletin of the Natural Histort Museum. Geology series. v*». <â ;â ) Fig. 20 A-G Ovule attributed to Ginkgoites weatherwaxiae sp. nov, A, ovule seen in the light microscope, showing general morphology and two layers of cuticle; arrow indicates gap between them; LM, x 125; B, ovule mounted on a stub with same side uppermost as for LM in A; outer cuticle present over most of the surface; where absent, showing well-defined wall dividing inner cuticle, SEM, x 125; C, ovule remounted to show reverse side; outer cuticle present only at margins, inner cuticle showing polygonal cells di
. Bulletin of the Natural Histort Museum. Geology series. v*». <â ;â ) Fig. 20 A-G Ovule attributed to Ginkgoites weatherwaxiae sp. nov, A, ovule seen in the light microscope, showing general morphology and two layers of cuticle; arrow indicates gap between them; LM, x 125; B, ovule mounted on a stub with same side uppermost as for LM in A; outer cuticle present over most of the surface; where absent, showing well-defined wall dividing inner cuticle, SEM, x 125; C, ovule remounted to show reverse side; outer cuticle present only at margins, inner cuticle showing polygonal cells divided by cracks; arrow indicates gap between them; SEM, x 125; D, inner cuticle showing aggregation of vesicles in centre of cell, LM, x 750; E, inner cuticle showing cracks defining cell margins and raised impressions of vesicles. SEM, x 750; F, well-defmed wall seen in middle of apical end of inner cuticle, LM, x 750; G, two pollen grains found in outer cuticle in apical region, LM, x Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Natural History Museum (London). Andover : Intercept
Size: 2835px × 882px
Photo credit: © Book Worm / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bhlconsortium, book, bookcollectionbiodiversity, bookleafnumber55
