{"id":296,"date":"2021-12-19T16:24:54","date_gmt":"2021-12-19T15:24:54","guid":{"rendered":"https:\/\/michelecrevecoeur.ch\/?page_id=296"},"modified":"2021-12-19T17:13:39","modified_gmt":"2021-12-19T16:13:39","slug":"collenchyma","status":"publish","type":"page","link":"https:\/\/michelecrevecoeur.ch\/?page_id=296","title":{"rendered":"Collenchyma"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"296\" class=\"elementor elementor-296\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6a93ab1f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6a93ab1f\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-22945545\" data-id=\"22945545\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4367a0d3 elementor-widget elementor-widget-text-editor\" data-id=\"4367a0d3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"margin-top: 15px; margin-bottom: 15px; line-height: 25.2px; color: #404040; font-family: arial; font-size: 14px; font-style: normal; font-weight: 400; text-align: center;\"><strong><span style=\"color: #003366;\">Collenchyma : cellulosic support tissue of young growing organs<br \/><\/span><\/strong><\/p><p style=\"margin-top: 15px; margin-bottom: 15px; line-height: 25.2px; color: #404040; font-family: arial; font-size: 14px; font-style: normal; font-weight: 400;\">Examples below: light microphotographs of collenchyma with parts of cross sections in a young stem of sage and in a celry petiole to illustrate angular collenchyma.<\/p><p style=\"margin-top: 15px; margin-bottom: 15px; line-height: 25.2px; color: #404040; font-family: arial; font-size: 14px; font-style: normal; font-weight: 400; text-align: center;\"><strong><span style=\"color: #000080;\">1\/ Angular collenchyma in a young stem of\u00a0<em>Salvia\u00a0<\/em>(Sage)<\/span><\/strong><\/p><p style=\"margin-top: 15px; margin-bottom: 15px; line-height: 25.2px; color: #404040; font-family: arial; font-size: 14px; font-style: normal; font-weight: 400;\"><img fetchpriority=\"high\" decoding=\"async\" style=\"border-width: 0px; border-style: initial; display: block; margin-left: auto; margin-right: auto;\" src=\"https:\/\/www.unige.ch\/sciences\/biologie\/bioveg\/crevecoeur\/files\/3014\/6588\/6159\/Site_Collench_salvia_tige.jpg\" alt=\"Collenchyme Tige Salvia.jpg\" width=\"709\" height=\"531\" \/><\/p><p style=\"margin-top: 15px; margin-bottom: 15px; line-height: 25.2px; color: #404040; font-family: arial; font-size: 14px; font-style: normal; font-weight: 400; text-align: justify;\">Part of a paraffin cross section stained with toluidine blue. Under the epidermis (blue arrow) several layers of angular collenchyma are observed (red arrow). Intercellular spaces are lacking and filled with cellulose thickenings. After the collenchyma there is the cortical parenchyma (pc) consituted of large cells with thin cellulosic walls and small intercellular spaces.<\/p><p style=\"margin-top: 15px; margin-bottom: 15px; line-height: 25.2px; color: #404040; font-family: arial; font-size: 14px; font-style: normal; font-weight: 400; text-align: center;\"><strong><span style=\"color: #000080;\">2\/ Angular collenchyma in a celery petiole.<\/span><\/strong><\/p><p style=\"margin-top: 15px; margin-bottom: 15px; line-height: 25.2px; color: #404040; font-family: arial; font-size: 14px; font-style: normal; font-weight: 400;\"><img decoding=\"async\" style=\"border-width: 0px; border-style: initial; display: block; margin-left: auto; margin-right: auto;\" src=\"https:\/\/www.unige.ch\/sciences\/biologie\/bioveg\/crevecoeur\/files\/3514\/6592\/4231\/Site_collench_petiole_celeri.jpg\" alt=\"Collenchyme petiole celeri\" width=\"709\" height=\"532\" \/><\/p><p style=\"margin-top: 15px; margin-bottom: 15px; line-height: 25.2px; color: #404040; font-family: arial; font-size: 14px; font-style: normal; font-weight: 400; text-align: center;\"><span style=\"color: #000080;\">Part of a fresh cross section made with a razor blade and stained with toluidine blue.<\/span><br \/><span style=\"color: #000080;\">p : parenchyma; ep : epidermis<\/span><\/p><p style=\"margin-top: 15px; margin-bottom: 15px; line-height: 25.2px; color: #404040; font-family: arial; font-size: 14px; font-style: normal; font-weight: 400; text-align: center;\"><span style=\"color: #000080;\">See also: microphotograph of a part of a cross section stained with\u00a0<\/span><strong><a style=\"background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; text-decoration-line: none;\" title=\"PAS staining\" href=\"https:\/\/www.unige.ch\/sciences\/biologie\/bioveg\/crevecoeur\/en\/expertise\/coloration-des-polysaccharides\/\">PAS<\/a><\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Collenchyma : cellulosic support tissue of young growing organs Examples below: light microphotographs of collenchyma with parts of cross sections in a young stem of sage and in a celry petiole to illustrate angular collenchyma. 1\/ Angular collenchyma in a young stem of\u00a0Salvia\u00a0(Sage) Part of a paraffin cross section stained with toluidine blue. Under the [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"no-sidebar","site-content-layout":"page-builder","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"class_list":["post-296","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Collenchyma - Mich\u00e8le Cr\u00e8vecoeur<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/michelecrevecoeur.ch\/?page_id=296\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Collenchyma - Mich\u00e8le Cr\u00e8vecoeur\" \/>\n<meta property=\"og:description\" content=\"Collenchyma : cellulosic support tissue of young growing organs Examples below: light microphotographs of collenchyma with parts of cross sections in a young stem of sage and in a celry petiole to illustrate angular collenchyma. 1\/ Angular collenchyma in a young stem of\u00a0Salvia\u00a0(Sage) Part of a paraffin cross section stained with toluidine blue. 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