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10 LIBRI IN INGLESE ASSOCIATI CON «ARCHESPORIA»
Scopri l'uso di
archesporia nella seguente selezione bibliografica. Libri associati con
archesporia e piccoli estratti per contestualizzare il loro uso nella letteratura.
1
The Flowering of Apomixis: From Mechanisms to Genetic ...
Multicellular Archesporia Beta (beet, Chenopodiaceae). At least two species in
the section Corollinae form multicellular archesporia that show both diplosporous
and aposporous development. Jassem (1990) conducted extensive analyses of ...
Yves Savidan, John G. Carman, Thomas Dresselhaus,
2001
2
morphology of angiosperms
A structure ("mamelon ") arises from the bottom of each of the three or four
sporangial chambers and grows until it completely fills it, and in this structure
hypodermal archesporia appear and develop megaspores in the usual way. It is
a fair ...
John Merle Coulter And Charle Joseph Chamberlain,
1987
3
Banana Breeding: Progress and Challenges
The micropyle points towards the placental wall. The inner integument has
already formed when the archesporium arises from any subepidermal cell near
the summit of the nucellus. The differentiation of the archesporia takes place ...
Michael Pillay, Abdou Tenkouano,
2011
4
Acta Societatis Botanicorum Poloniae
The symptoms are the following: 1) At young stages, there are sometimes several
differentiated cells, cr several potential archesporia, under the epidermis of the
nucellus. Sometimes they can also be seen in the epidermis. 2) Later, there are ...
5
Grasses: Systematics and Evolution: Systematics and Evolution
As it is impossible to find all four species at any one experimental site, 0 0.1 0.2
0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 single cell archesporium B.biloba B.macra D.
sericeum D.setosum a a b b A 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 multiple
archesporia ...
SWL Jacobs, J Everett,
2000
6
Canadian Journal of Genetics and Cytology: Journal Canadien ...
This plant was discarded. All observations pertaining to tapeta and to premeiotic
and meiotic archesporia were made on cells obtained by extruding the columns
of tapeta and archesporia into acetocarmine stain. Gentle tapping of a supported
...
C. The archesporia] cell enlarges and differentiates into a megasporocyte (*). The
megasporocyte possesses a prominent nucleus. D. Callose is present in the
walls of the megasporocyte. E. Two dyads formed after the first meiotic cell
division.
8
Diversity and Systematics of Seed Plants
Some hypodermal cells in each lobe function as archesporial initials. The
archesporia! cells get divided into two groups by the formation of a band of sterile
cells between them. In this way, each sporangium divides into two chambers (Fig.
Dr. Singh, Dr. Pande & Dr. Jain,
2009
9
Text Book of Botany: Angiosperms
23A-D). Multiple embryo sacs develop due to many factors. In Casuarina and the
members of the Fagaceae, Rosaceae, Ranunculaceae and Liliaceae,
multicellular archesporia are present. Many (if not all) of these archesporial cells
may form ...
Dr. Singh, Dr. Pande & Dr. Jain
... ARCHEOCEREBELLUMS ARCHEOLOGIES ARCHEOLOGY ARCHER
ARCHERFISH ARCHERFISHES ARCHERIES ARCHERS ARCHERY ARCHES
ARCHESPORIA ARCHESPORIAL ARCHESPORIUM ARCHETYPAL
ARCHETYPALLY ...
Maliha Mendoza Mahmood,
2013