Nature and development of plants . The basal portion of the sporo
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![](https://c8.alamy.com/comp/2AXH45J/nature-and-development-of-plants-the-basal-portion-of-the-sporo-phyte-develops-into-a-massive-foot-often-provided-with-rhizoidal-like-outgrowths-which-serve-as-a-very-efficient-absorbing-organthe-upper-portions-of-the-sporophyte-present-a-remarkableseries-of-differentiations-the-outer-part-of-it-consists-of-chloro-phyll-bearing-cells-in-which-for-the-first-time-genuine-stomataappear-fig-199-ch-within-this-zone-of-chlorenchyma-is-adome-shaped-layer-of-spore-mother-cells-alternating-with-sterilecells-which-in-some-genera-develop-as-elaters-in-the-center-ofthe-sporophyte-is-a-mass-o-2AXH45J.jpg)
Download this stock image: Nature and development of plants . The basal portion of the sporo-phyte develops into a massive foot, often provided with rhizoidal-like outgrowths, which serve as a very efficient absorbing organ.The upper portions of the sporophyte present a remarkableseries of differentiations. The outer part of it consists of chloro-phyll-bearing cells in which, for the first time, genuine stomataappear (Fig. 199, ch). Within this zone of chlorenchyma is adome-shaped layer of spore mother cells alternating with sterilecells which in some genera develop as elaters. In the center ofthe sporophyte is a mass o - 2AXH45J from Alamy's library of millions of high resolution stock photos, illustrations and vectors.
![](https://l450v.alamy.com/450v/re1pnt/nature-and-development-of-plants-botany-306-capsule-of-bryales-on-has-here-resulted-in-the-transformation-of-the-upper-part-of-the-dome-shaped-zone-of-sporogenous-cells-into-vegetative-cells-figs-210-3-211-6-the-sporogenous-tissue-is-usually-sur-fig-210-the-mature-sporophyte-of-polytrickum-i-moss-plant-bearing-sporophyte-la-calyptra-removed-showing-capsule-which-has-curved-to-one-side-2-capsule-the-calyptra-2a-removed-showing-the-operculum-or-lid-and-the-enlarged-apophysis-a-at-base-25-capsule-with-operculum-re-moved-showing-the-teeth-lilce-peristome-and-the-ep-re1pnt.jpg)
Nature and development of plants . into an upper part or pileus and a basal region,the stalk or stipe. As this growth proceeds the mass of hyphaeextending from the margin of the
![](https://c8.alamy.com/comp/2JKPFGK/sclerenchyma-tissue-2JKPFGK.jpg)
Chlorenchyma hi-res stock photography and images - Alamy
![](https://l450v.alamy.com/450v/rfx0jt/the-canadian-horticulturist-monthly-1901-gardening-canadian-periodicals-40-the-canadian-horticulturlsi-neath-the-cap-serve-the-important-purpose-of-affording-surface-for-the-development-of-spore-bearing-cells-basidia-known-collect-ively-as-the-hymenium-the-cap-or-pilous-is-sometimes-styled-the-hymenophore-be-cause-of-its-bearing-the-hymenium-the-spores-shed-from-the-basidia-are-of-different-sizes-shapes-and-colors-and-afford-import-ant-features-for-the-determination-of-species-for-instance-the-family-agaricaceae-has-been-divided-into-five-series-viz-leucos-porae-rhodos-rfx0jt.jpg)
Spore bearing cells hi-res stock photography and images - Alamy
![](https://c8.alamy.com/comp/RD1MF1/dansk-botanisk-arkiv-plants-plants-denmark-138-dansk-botanisk-arkiv-bd-3-nr-1-has-a-hypothallus-with-cells-of-the-same-size-whereas-no-1546-seen-from-below-has-a-hypothallus-with-cells-of-different-size-constituting-a-principal-axis-of-larger-cells-from-which-spring-files-of-smaller-cells-that-form-together-groups-like-elongated-little-fans-the-frond-of-no-1546quot-is-rather-thick-it-must-be-an-old-plant-and-i-think-that-by-succeeding-growth-changes-in-the-basal-layer-of-the-frond-have-taken-place-only-too-often-when-stu-dying-peyssonnelia-one-sees-that-the-basal-RD1MF1.jpg)
Basal layer hi-res stock photography and images - Page 3 - Alamy
![](https://c8.alamy.com/comp/2CDCHKM/nature-and-development-of-plants-rtion-contracts-andforces-out-some-of-the-fluid-the-burning-sensation-or-stingthat-immediately-follows-the-puncture-of-the-skin-is-caused-bythe-injection-of-formic-acid-while-a-variety-of-other-poisons-pro-duce-the-subsequent-irritations-these-poisons-are-so-powerful-in-some-of-the-east-indian-nettles-as-to-produce-serious-results-even-tetanus-or-lock-jaw-17-significance-of-certain-internal-leaf-structures-thechanges-or-modifications-produced-in-the-chlorenchyma-by-vari-ous-stimuli-are-quite-as-striking-as-in-the-case-of-the-epidermisthe-palisade-ce-2CDCHKM.jpg)
Chlorenchyma hi-res stock photography and images - Alamy
![](https://c8.alamy.com/comp/PG0266/photomicrographs-of-botanical-studies-photomicrography-phiitoiiiicrographs-of-botuiiical-studies-23spores-and-elators-from-fertile-head-of-quot-equisetum-telmateiaquot-spores-and-elaters-from-sporangia-of-no-22-24-ts-stem-of-quot-selaainella-wildenoviiquot-r-lipidermis-cortical-tissue-ascular-bundles-xylem-of-bundle-frebeculk-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-work-flatters-milbo-PG0266.jpg)
Elaters hi-res stock photography and images - Page 2 - Alamy
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Massive organ hi-res stock photography and images - Page 3 - Alamy
![](https://c8.alamy.com/compit/rdwga5/natura-e-lo-sviluppo-di-piante-la-botanica-fig-n-fig-hi-fig-n-la-porzione-inferiore-del-ulothrix-le-cellule-basali-sono-alquanto-modi-depurato-e-di-quello-piu-basso-agisce-come-un-organo-di-ancoraggio-ciascuna-delle-celle-superiore-contiene-un-corpino-come-cloroplasto-fig-iii-riproduzione-asessuale-di-ulothrix-una-alcune-celle-di-una-fila-mento-in-alto-a-cellule-di-cui-la-formazione-e-la-fuga-del-grande-zoo-le-spore-sono-mostrati-mentre-nelle-cellule-piu-basso-di-un-gran-numero-di-piccoli-zoospores-appaiono-b-un-grande-zoospore-c-una-giovane-pianta-formata-da-b-d-una-piccola-zoospore-e-una-giovane-pianta-formata-da-d-aafter-west-zoosp-rdwga5.jpg)
Natura e sviluppo delle piante . La porzione basale dello sporo-fitte si sviluppa in un piede massivo, spesso dotato di outgrowths di tipo rizoidale, che servono come organo assorbente molto efficiente. Le
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Massive organ hi-res stock photography and images - Page 3 - Alamy
Diprora haenaensis from Maniniholo Dry Cave, Kauaʻi, Hawaiʻi, USA, LM.
Lec 5.Tricks to remember shapes of chloroplast present in different classes of Algae..
Chloroplast in Ulothrix isStellateCup shaped'C
Match the column - 1 (Name of algal cell) with column-ll(shape of
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