KSIĄŻKI POWIĄZANE ZE SŁOWEM «MICROSPOROPHYLL»
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1
Diversity and Systematics of Seed Plants
line of dehiscence \^, microsporophyll mucilage ducts microsporangia
microspores tapetum wall of sporangium Fig. 20 A-D. Cycas : Microsporophyll, A.
Adaxial surface, B. Abaxia! surface, C. Sori, D. Transverse section of
microsporophyll. . is ...
Dr. Singh, Dr. Pande & Dr. Jain, 2009
2
Botany For Degree Gymnosperm (M.E.)
Microsporophyll or Androecium According to Wieland's interpretation (Fig 6.5.)
each microsporophyll consists of a central rachis bearing numerous pinnae that
alternate with each other. The pinnae bear two rows of beanshaped shortly
stalked ...
P C Vashishta, A K Sinha, Anil Kumar, P.C.Vasishta
13.21: Cedrus deodara (ca, cone axis; ds, dwarf shoot; Is, long shoot; ms,
microsporangium; msp, microsporophyll; pg, pollen grain; rd, resin duct). A. Long
shoot bearing dwarf shoots, that have a male cone at the apex. B. Male cone
enlarged; ...
S. P. Bhatnagar, Alok Moitra, 1996
4
The Anther: Form, Function, and Phylogeny
The nonanagiospermous anthophytes display a fairly high level of
microsporophyll diversity that may reflect differences in pollen presentation and
pollination processes. The diversity complicates reconstruction of the character
suite from which ...
William G. D'Arcy, Richard C. Keating, 1996
S. male cone; B-A winged pollen grain, C-Microsporangium; D-A single
microsporophyll Fig. 44. A-Median section of female cone; B-V.S. Ovule with. •
External Morphology Pinus tree is a sporophyte. It is an evergreen tree and
attains a height ...
6
The Fossil Flora of Scoresby Sound East Greenland. Part 4.
'Cuticle of distal end of 'microsporophyll' rather thick, showing uniform polygonal
cells with conspicuous walls and a conspicuous median papilla; surface showing
fine pits after long maceration. Structure in region of apical cup the same as ...
7
Competition Science Vision
Apophysis Sorus Mucilage canals Vascular bundles F Microsporangia Fig. :
Cycas : A. schematic representation of branching in a male plant stem; B. male
strobilus; C. microsporophyll as seen from below; D. microsporangia arranged in
the ...
8
A Photographic Atlas for the Botany Laboratory
Samuel R. Rushforth, Robert R. Robbin, John C. Crawley, Kent M. Van De Graaff.
1 2 10X 2 Figure 8.15 Microsporangiate cone of a cycad showing microsporangia
on microsporophylls. 1. Microsporangium 2. Microsporophyll Figure 8.20 1 4 ...
Samuel R. Rushforth, Robert R. Robbin, John C. Crawley, 2012
9
Cytogenetic Studies of Forest Trees and Shrubs: Review, ...
Figure 2. Pre-dormant development of the male generative structures, a
microsporophyll with the first indication of future microsporangium. August 5, 400
x; b microsporophyll at the beginning of the development of archesporial tissue in
...
Helmut Guttenberger, Scott C Schlarbaum, Tom PV Hartman, 2000
10
Van De Graaff's Photographic Atlas for the Biology Laboratory:
Microsporophyll 1 2 1. Microsporangia 2. Microsporophyll Figure 6.117 A
longitudinal section of a microsporophyll of the cycad Cycas sp. Note that the
microsporangia develop on the undersurface of the microsporophyll. 1.
Microsporophyll 2.
Byron J. Adams, John L. Crawley, 2013
