{"id":5607,"date":"2016-10-03T22:18:10","date_gmt":"2016-10-03T20:18:10","guid":{"rendered":"https:\/\/afabego.fr\/?page_id=5607"},"modified":"2026-10-02T04:04:25","modified_gmt":"2026-10-02T02:04:25","slug":"la-plante","status":"publish","type":"page","link":"https:\/\/afabego.fr\/en\/culture\/un-peu-de-botanique\/la-plante\/","title":{"rendered":"A little botany: The plant"},"content":{"rendered":"<div class=\"vc_row wpb_row vc_row-fluid\">\n            \t\t\t\t\t\t\t<div class=\"gf-container container\">\n\t\t\t\t\t\t\t\t<div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div class=\"wpb_text_column wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p>On this first page, we study the type of begonia (terrestrial or epiphytic), its habit (rhizomatous, climber, upright stem, etc.), the consistency of the stems, its longevity (annual or perennial), and the presence or absence of tubers and bulbils.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div>\t\t\t\t\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>\n\t\t<div class=\"vc_row wpb_row vc_row-fluid\">\n            \t\t\t\t\t\t\t<div class=\"gf-container container\">\n\t\t\t\t\t\t\t\t<div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div class=\"wpb_text_column wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<h3>1. Substrate<\/h3>\n<h4><strong>Terrestrial plant<\/strong><\/h4>\n<p>Said of a plant that grows on the ground.<\/p>\n<ul>\n<li>on the forest floor\n<ul>\n<li><em>B. elatostemmoides\u00a0<\/em>Hooker f. \/ section\u00a0<em>Filicibegonia<\/em>\u00a0\/ Gabon<\/li>\n<li><em>B. maynensis\u00a0<\/em>A. De Candolle \/ section\u00a0<em>Knesebeckia\u00a0<\/em>\/ Ecuador \u2013 Peru<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul>\n<li>on the ground of a mountain meadow\n<ul>\n<li><em><a href=\"https:\/\/afabego.fr\/wp-content\/uploads\/2016\/10\/B.-froebelii-sur-sol-dune-prairie-de-montagne.jpg\" target=\"_blank\" rel=\"noopener noreferrer\">B. froebelii<\/a>\u00a0<\/em>A. De Candolle \/ section\u00a0<em>Eupetalum\u00a0<\/em>\/ Ecuador<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul>\n<li>or on rocks (saxicolous plant)\n<ul>\n<li><em><a href=\"https:\/\/afabego.fr\/wp-content\/uploads\/2016\/10\/B.-ankaranensis-sur-calcaire.jpg\" target=\"_blank\" rel=\"noopener noreferrer\">B. ankaranensis<\/a>\u00a0<\/em>Humbert \/ section\u00a0<em>Quadrilobaria<\/em>\u00a0\/ Madagascar \/ on limestone<\/li>\n<li><em><a href=\"https:\/\/afabego.fr\/wp-content\/uploads\/2016\/10\/B.-keraudrenae-sur-gneiss.jpg\" target=\"_blank\" rel=\"noopener noreferrer\">B. keraudreniae<\/a>\u00a0<\/em>Bosser \/ section\u00a0<em>Erminea<\/em>\u00a0\/ Madagascar \/ on gneiss<\/li>\n<li><em><a href=\"https:\/\/afabego.fr\/wp-content\/uploads\/2016\/10\/B.-mananjebensis-sur-lave.jpg\" target=\"_blank\" rel=\"noopener noreferrer\">B. mananjebensis<\/a>\u00a0<\/em>Humbert \/ section\u00a0<em>Quadrilobaria<\/em>\u00a0\/ Madagascar \/ on gneiss and lava<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h4><strong>Epiphytic plant<\/strong><\/h4>\n<p>Plant which most often grows on another plant, usually a tree, without being a parasite. When the plant starts growing, it may start from the ground (from seed or from a fallen leaf), then climb, cling to a tree and free itself from the ground; it may also develop on its support, with no link to the ground.<\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li><em>B. longipetiolata<\/em>\u00a0Gilg \/ section\u00a0<em>Tetraphila<\/em>\u00a0\/ Tropical Africa \/ epiphytic on a trunk<\/li>\n<li><em>B. quadrialata\u00a0<\/em>Warburg subsp.\u00a0<em>quadrialata\u00a0<\/em>\/ section\u00a0<em>Loasibegonia\u00a0<\/em>\/ Tropical Africa \/ also epiphytic on a trunk<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>Some species have terrestrial individuals and epiphytic or saxicolous ones.<\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>B. Madagascar sp.\u00a0\/ section\u00a0<em>Erminea<\/em>\u00a0\/ Madagascar (Makira Forest) \/ some plants of this tuberous species grow on the ground, on rocks or on trunks<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3>2. Longevity<\/h3>\n<h4><strong>Annual plant<\/strong><\/h4>\n<p>A plant with a short life, often a single season (the rainy season): with these begonias, we can see all stages simultaneously: adult plants, plantlets, fruits with seeds and seedlings.<\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li><em><a href=\"https:\/\/afabego.fr\/wp-content\/uploads\/2016\/10\/B.-humilis-annuel.jpg\" target=\"_blank\" rel=\"noopener noreferrer\">B. humilis<\/a>\u00a0<\/em>Dryander \/ section\u00a0<em>Doratometra\u00a0<\/em>\/ north-west South America \/ annual Begonia<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h4><strong>Perennial plant<\/strong><\/h4>\n<p>A plant that lives for several years; most plants of the genus <em>Begonia<\/em>\u00a0are perennial.<\/p>\n<h3>3. Stem<\/h3>\n<h4><strong>Herbaceous stem<\/strong><\/h4>\n<p>Having the consistency of a herb.<\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li><em>B. roxburghii\u00a0<\/em>A de Candolle \/ section\u00a0<em>Sphenanthera<\/em>\u00a0\/ India \u2013 Burma \/ plant  with herbaceous upright stems<\/li>\n<li><em>B. hemsleyana\u00a0<\/em>JD Hooker \/ section\u00a0<em>Platycentrum<\/em>\u00a0\/ China \/ plant  with herbaceous upright stems<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h4><strong>Woody stem<\/strong> (at least at base or suffrutescent)<\/h4>\n<p>Having the consistency of wood; many begonias have herbaceous stems that are woody at the base.<\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li><em><a href=\"https:\/\/afabego.fr\/wp-content\/uploads\/2016\/10\/B.-henrilaportei-rampant-suffrutescent.jpg\" target=\"_blank\" rel=\"noopener noreferrer\">B. henrilaportei<\/a>\u00a0<\/em>D. Scherberich &amp; J. Duruisseau \/ section\u00a0<em>Nerviplacentaria<\/em>\u00a0\/ Madagascar \/ woody stems at base<\/li>\n<li><em><a href=\"https:\/\/afabego.fr\/wp-content\/uploads\/2016\/10\/B.-ferruginea-sarmenteux.jpg\" target=\"_blank\" rel=\"noopener noreferrer\">B. ferruginea\u00a0<\/a><\/em>Linneaus \/ section\u00a0<em>Casparaya\u00a0<\/em>\/ Colombia \/ sarmentose plant, a climber that grows up to 3 or 4 m high by clinging to neighbouring shrubs<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h4><strong>Plant without an aerial stem<\/strong> (or acaulescent)<\/h4>\n<p>This is the case for some tuberous begonias; the leaves then grow directly from the tuber.<\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li><a href=\"https:\/\/afabego.fr\/wp-content\/uploads\/2016\/10\/B.-sp-Madagascar-presque-acaule-saxicole.jpg\" target=\"_blank\" rel=\"noopener noreferrer\"><em>B. ambodiforahensis<\/em><\/a>\u00a0D. Scherberich &amp; J. Duruisseau\/ section\u00a0<em>Erminea<\/em>\u00a0\/ Madagascar (Masoala) \/ acaulescent saxicolous begonia<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h4><strong>Bulging stem at base<\/strong> (caudex)<\/h4>\n<p>Plant with an upright stem bulging at base as a caudex.<\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li><em><a href=\"https:\/\/afabego.fr\/wp-content\/uploads\/2016\/10\/B.-aconitifolia-caudex.jpg\" target=\"_blank\" rel=\"noopener noreferrer\">B. aconitifolia<\/a><\/em>\u00a0A. de Candolle \/ section\u00a0<em>Knesbeckia<\/em>\u00a0\/ Brazil \/ begonia with a caudex (in cultivation)<\/li>\n<li><em><a href=\"https:\/\/afabego.fr\/wp-content\/uploads\/2016\/10\/B.-dregei-caudex.jpg\" target=\"_blank\" rel=\"noopener noreferrer\">B. dregei<\/a><\/em>\u00a0Otto &amp; Dietrich \/ section\u00a0<em>Augustia<\/em>\u00a0\/ South Africa \/ begonia with a caudex (in cultivation)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3>4. Type<\/h3>\n<h4><strong>Rhizomatous plant<\/strong><\/h4>\n<p>Plant with a rhizome, underground or creeping, from which roots, aerial stems or leaves grow.<\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li><em><a href=\"https:\/\/afabego.fr\/wp-content\/uploads\/2016\/10\/B.-rex-rhizomateux.jpg\" target=\"_blank\" rel=\"noopener noreferrer\">B. rex<\/a>\u00a0<\/em>Putzeys \/ section\u00a0<em>Platycentrum\u00a0<\/em>\/ India (Himalaya Piedmont) \/ rhizomatous species<\/li>\n<li><em><a href=\"https:\/\/afabego.fr\/wp-content\/uploads\/2016\/10\/B.-vittariifolia-rhizomateux-saxicole.jpg\" target=\"_blank\" rel=\"noopener noreferrer\">B. vittariifolia<\/a>\u00a0<\/em>N. Hall\u00e9 \/ section\u00a0<em>Scutobegonia<\/em>\u00a0\/ Gabon \/ rhizomatous, saxicolous<\/li>\n<li><em><a href=\"https:\/\/afabego.fr\/wp-content\/uploads\/2016\/10\/B.-carrieae-rhizomateux.jpg\" target=\"_blank\" rel=\"noopener noreferrer\">B. carrieae<\/a>\u00a0<\/em>Schlechtendal &amp; Chamisso \/ section\u00a0<em>Gireoudia\u00a0<\/em>\/ from Mexico to Colombia \/ rhizomatous (in cultivation)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h4><strong>Upright stem<\/strong><\/h4>\n<p>The plant produces stems, sometimes thick, rising from the ground, upright and bearing the leaves.<\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li><em>B. carolineifolia\u00a0<\/em>Regel \/ section\u00a0<em>Gireoudia\u00a0<\/em>\/ Mexico \u2013 Guatemala (in cultivation)<\/li>\n<li><em>B. sericoneura\u00a0<\/em>Liebmann \/ section\u00a0<em>Gireoudia\u00a0<\/em>\/ Central America and north-west South America \/ on a roadside bank in Colombia<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h4><strong>Rhizomatous plant, with upright stems from the rhizome<\/strong><\/h4>\n<p>The stems with leaves start from the rhizome<\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li><em>B. buddleiifolia<\/em>\u00a0Linden \/ section\u00a0<em>Pilderia<\/em>\u00a0\/ from Venezuela to Peru<\/li>\n<li><em>B. tengchiana<\/em>\u00a0Ch.I-Peng &amp; Y.K. Chen \/ section\u00a0<em>Diploclinium<\/em>\u00a0\/ Taiwan<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h4><strong>Climber<\/strong><\/h4>\n<p>Sarmentous plant sometimes woody, often climbing, sometimes creeping on ground ; it is not an epiphytic begonia and always grows from the ground.<\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li><em><a href=\"https:\/\/afabego.fr\/wp-content\/uploads\/2016\/10\/B.-lyallii-var.-lyallii-liane.jpg\">B. lyallii<\/a>\u00a0var.\u00a0lyallii\u00a0<\/em>A. de Candolle \/ section\u00a0<em>Nerviplacentaria<\/em>\u00a0\/ Madagascar \/ may spread over 4 or 5 m<\/li>\n<li><em><a href=\"https:\/\/afabego.fr\/wp-content\/uploads\/2016\/10\/B.-lyallii-var.-lyallii-f.-masoalensis-liane.jpg\" target=\"_blank\" rel=\"noopener noreferrer\">B. lyallii<\/a><\/em>\u00a0var.\u00a0<em>lyallii<\/em>\u00a0A de Candolle f.\u00a0<em>masoalensis\u00a0<\/em>Aymonin \/ section\u00a0<em>Nerviplacentaria<\/em>\u00a0\/ Madagascar (Masoala) \/ creeper<\/li>\n<li><em><a href=\"https:\/\/afabego.fr\/wp-content\/uploads\/2016\/10\/B.-sp.-section-Gobenia-liane.jpg\" target=\"_blank\" rel=\"noopener noreferrer\">B. Ecuador sp.<\/a>\u00a0<\/em>\/ section<em>\u00a0Gobenia\u00a0<\/em>\/ climbing species on mossy trunks at an altitude of 3000 m<\/li>\n<li><em><a href=\"https:\/\/afabego.fr\/wp-content\/uploads\/2016\/10\/B.-glabra-liane.jpg\" target=\"_blank\" rel=\"noopener noreferrer\">B. glabra<\/a>\u00a0<\/em>Aublet \/ section\u00a0<em>Wageneria<\/em>\u00a0\/ Central America and South America  \/ creeper on trunks and rocks.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h4><strong>Tuberous plant<\/strong><\/h4>\n<p>Plant with a tuber or a swollen (tuberous) root, perennial and serving as a reserve; many begonias are tuberous; they may be terrestrial, saxicolous or epiphytic.<\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li><em>B. aequatorialis<\/em>\u00a0L.B. Smith &amp; B.G. Schubert \/ section\u00a0<em>Eupetalum\u00a0<\/em>\/ Ecuador \/ Andean tuberous begonia at high altitude<\/li>\n<li><em>B. erminea\u00a0<\/em>L\u2019H\u00e9ritier \/ section\u00a0<em>Erminea<\/em>\u00a0\/ Madagascar \/ tuberous saxicolous<\/li>\n<li><em>B. betsimisaraka\u00a0<\/em>Humbert \/ section\u00a0<em>Erminea<\/em>\u00a0\/ Madagascar \/ tuberous on ground or epiphytic on trees<\/li>\n<li><em>B. sambiranensis<\/em>\u00a0Humbert \/ section\u00a0<em>Quadrilobaria<\/em>\u00a0\/ Madagascar \/ tuberous saxicolous<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h4><strong>Bulbils<\/strong><\/h4>\n<p>Small plant organ resembling a small bulb, forming on the stems, often at the leaf axils; they self-sow and produce new plants. Bulbils are most often found on tuberous plants; they appear when the plant is about to go dormant.<\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li><em><a href=\"https:\/\/afabego.fr\/wp-content\/uploads\/2016\/10\/B.-grandis-bulbilles.jpg\" target=\"_blank\" rel=\"noopener noreferrer\">B. grandis<\/a>\u00a0<\/em>Dryander \/ section\u00a0<em>Diploclinium<\/em>\/ China Japan \/ bulbils appear at the insertion of a petiole<\/li>\n<li><em><a href=\"https:\/\/afabego.fr\/wp-content\/uploads\/2016\/10\/B.-sutherlandii-bulbilles.jpg\" target=\"_blank\" rel=\"noopener noreferrer\">B. sutherlandii<\/a>\u00a0<\/em>JD Hooker \/ section\u00a0<em>Augustia<\/em>\u00a0\/ East and South Africa \/ also produces bulbils before going dormant<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>Bulbils are sometimes found on annual plants.<\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li><em>B. wakefieldii\u00a0<\/em>Gilg \/ section\u00a0<em>Augustia \/<\/em>\u00a0East Africa \/ annual plant that produces bulbils before dying (and sometimes a tuber before the aerial part disappears)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<ul>\n<li style=\"list-style-type: none;\"><\/li>\n<\/ul>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div>\t\t\t\t\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>","protected":false},"excerpt":{"rendered":"Cette premi\u00e8re page est consacr\u00e9e \u00e0 l\u2019\u00e9tude du type de plante (terrestre ou \u00e9piphyte), son port (rhizomateux, liane, tige \u00e9rig\u00e9e, etc.), la consistance de ses tiges, sa long\u00e9vit\u00e9 (plante annuelle ou vivace), la pr\u00e9sence ou non d\u2019un tubercule, de bulbilles. 1. Support Plante terrestre Se dit d\u2019une plante qui pousse sur le sol. sur la [...]","protected":false},"author":2,"featured_media":0,"parent":5477,"menu_order":1,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-5607","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/afabego.fr\/en\/wp-json\/wp\/v2\/pages\/5607","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/afabego.fr\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/afabego.fr\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/afabego.fr\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/afabego.fr\/en\/wp-json\/wp\/v2\/comments?post=5607"}],"version-history":[{"count":68,"href":"https:\/\/afabego.fr\/en\/wp-json\/wp\/v2\/pages\/5607\/revisions"}],"predecessor-version":[{"id":12887,"href":"https:\/\/afabego.fr\/en\/wp-json\/wp\/v2\/pages\/5607\/revisions\/12887"}],"up":[{"embeddable":true,"href":"https:\/\/afabego.fr\/en\/wp-json\/wp\/v2\/pages\/5477"}],"wp:attachment":[{"href":"https:\/\/afabego.fr\/en\/wp-json\/wp\/v2\/media?parent=5607"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}