Textbook of Theoretical Botany, Volume 1 |
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Page 239
... fertilization tube . D , Post- fertilization stage , with oospore wall appearing and single fusion nucleus . E , Later stage in oospore formation with multiple nuclei . F , Mature thick - walled oospore , including remains of fertilization ...
... fertilization tube . D , Post- fertilization stage , with oospore wall appearing and single fusion nucleus . E , Later stage in oospore formation with multiple nuclei . F , Mature thick - walled oospore , including remains of fertilization ...
Page 422
... fertilization can only take place when the Moss plants are well covered with moisture , to which the paraphyses contribute by water secretion , but it is worth while to consider the relative simplicity of fertilization among the aquatic ...
... fertilization can only take place when the Moss plants are well covered with moisture , to which the paraphyses contribute by water secretion , but it is worth while to consider the relative simplicity of fertilization among the aquatic ...
Page 641
... fertilization process , in contrast to the prothallus . formation of the Gymnosperm which precedes fertilization . The whole of this development hinges on one cardinal fact : the reduction of the free - living gametophyte , which , as ...
... fertilization process , in contrast to the prothallus . formation of the Gymnosperm which precedes fertilization . The whole of this development hinges on one cardinal fact : the reduction of the free - living gametophyte , which , as ...
Contents
CYTOLOGY | 5 |
THE BASIS OF PLANT CLASSIFICATION | 38 |
THE ALGAE | 51 |
Copyright | |
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Algae Angiosperms antheridium antherozoids apex apical cell appear archegonium arise Asexual reproduction axillary axis basal base become branches cambium cell wall central chloroplasts chromosomes conidiospores consists cortex cytoplasm Dicotyledons differentiation diploid divides division elongated embryo endodermis epidermis female Ferns fertilization filaments flagella formation formed fruiting body Fungi Fungus gametangium gametes gametophyte genera genus germinate grow growth hyphae inner internodes lamina lateral layer leaf traces leaves Longitudinal lower male mature megaspore membrane meristem Monocotyledons monoploid mother cell mycelium nodes nucellus nucleus occur oogonium oosphere organs outer ovule parenchyma pericycle perithecium petiole phloem plants primary produced prothallus protoplasm protoxylem radial rhizoids rhizome ring root secondary separate Sexual reproduction shoots showing side single species sporangia sporangium spores sporophylls stage stalk stele stem strobilus structure surface thallus thick thickened tissue tracheids Transverse section tube upper usually vacuole vascular bundles vegetative xylem zone zoosporangium zoospores zygote