{"id":12311,"date":"2020-11-10T10:07:42","date_gmt":"2020-11-10T10:07:42","guid":{"rendered":"https:\/\/www.northafricatrees.org\/species\/genista-cinerea-vill-dc-3\/"},"modified":"2026-04-14T16:35:19","modified_gmt":"2026-04-14T16:35:19","slug":"genista-cinerea-vill-dc-3","status":"publish","type":"species","link":"https:\/\/www.northafricatrees.org\/fr\/esp\u00e8ce\/genista-cinerea-vill-dc-3\/","title":{"rendered":"Genista cinerea (Vill.) DC."},"content":{"rendered":"<p>Arbuste ou sous-arbuste atteignant 1,5(2) m de haut, d\u2019aspect r\u00e9tamo\u00efde, inerme, hermaphrodite, tr\u00e8s ramifi\u00e9, \u00e0 tiges dress\u00e9es, peu feuillues. Tiges et rameaux vieux \u00e0 \u00e9corce brun\u00e2tre, lisse, glabre \u00e0 la fin. Ramilles jeunes stri\u00e9es longitudinalement, \u00e0 8-10 c\u00f4tes en forme de T, poilues, \u00e0 poils s\u00e9ric\u00e9s sur les c\u00f4tes et poils courts uncin\u00e9s dans les sillons. Feuilles alternes, unifoli\u00e9es, stipul\u00e9es \u2013organe stipulaire \u00e0 3 c\u00f4tes\u2013, subsessiles, \u00e0 foliole de (3)5-10 \u00d7 1-3 mm, elliptique \u00e0 spatul\u00e9e ou oblongue-lanc\u00e9ol\u00e9e, bri\u00e8vement att\u00e9nu\u00e9e \u00e0 la base, aigu\u00eb ou obtuse, voire mucron\u00e9e, att\u00e9nu\u00e9e \u00e0 la base, verte et glabre sur l\u2019endroit une fois \u00e2g\u00e9e, et s\u00e9ric\u00e9e-argent\u00e9e sur l\u2019envers. Fleurs solitaires ou en groupes de 2-3 sur les organes stipulaires des rameaux de l\u2019ann\u00e9e ant\u00e9rieure, rarement en inflorescences rac\u00e9miformes pauciflores, p\u00e9dicell\u00e9es, \u00e0 p\u00e9dicelle de jusqu&rsquo;\u00e0 5 mm, s\u00e9ric\u00e9. Calice de (3,5)6-7,5 mm, s\u00e9ric\u00e9 ou \u00e0 poils patents, profond\u00e9ment divis\u00e9 en 2 l\u00e8vres sub\u00e9gales et plus grandes que le tube, la sup\u00e9rieure bipartite en autant de segments triangulaires-ov\u00e9s, et l\u2019inf\u00e9rieure trident\u00e9e, un peu plus grande que la sup\u00e9rieure. Corolle de 10-16 mm, papilionac\u00e9e, jaune, marcescente, \u00e0 \u00e9tendard ov\u00e9, arrondi ou \u00e9margin\u00e9 au sommet, glabre ou poilu sur la nervure m\u00e9diane du dos, sub\u00e9gal ou un peu plus long que les ailes et la car\u00e8ne. Androc\u00e9e monadelphe, \u00e0 10 \u00e9tamines. Ovaire s\u00e9ric\u00e9, \u00e0 stigmate ellipso\u00efdal et introrse. Gousse de 10-21 \u00d7 3-5 mm, lin\u00e9aire-oblongue, comprim\u00e9e, toruleuse, s\u00e9ric\u00e9e-argent\u00e9e, \u00e0 1-5 graines. Graines de 2-3 mm, ovo\u00efdes ou subglobuleuses, lisses, vert tr\u00e8s fonc\u00e9 \u00e0 noir\u00e2tres, sans arille.<\/p>\n","protected":false},"featured_media":0,"template":"","short_name":"Genista cinerea","name_html":"<strong>Genista cinerea<\/strong> (Vill.) DC.","short_description":"","common_names":"<em>Spartium cinereum <\/em>Vill.","other_name":"<em>Fra.<\/em>: Gen\u00eat cendr\u00e9.\u00a0\u00a0 <em>Esp<\/em>.: Escob\u00f3n, hiniestra, giniestra, retama macho.\u00a0\u00a0 <em>Ang.<\/em>: Slender Broom.","flowering":"avril-juin.","fruiting":"juin-ao\u00fbt.","habitat":"For\u00eats, matorrals et formations rocheuses de basse et moyenne montagne, en milieu sec, semi-aride.","distribution":"S.-O. de l\u2019Europe et N.-O. de l\u2019Afrique (Alg\u00e9rie et Tunisie). En Alg\u00e9rie, elle appara\u00eet au N.-E. (zones s\u00e8ches des massifs de Djelfa, Aur\u00e8s, Bellezma, T\u00e9bessa, etc.), et s'av\u00e8re commune en Tunisie dans les montagnes du centre, de Ghardimaou au N. jusqu\u2019au Djebel Sened au S., s\u2019\u00e9tendant au N.-E. jusqu\u2019aux monts proches d'Hammamet.","observations":"Il existe une esp\u00e8ce tr\u00e8s semblable \u00e0 la pr\u00e9c\u00e9dente, que certains auteurs consid\u00e8rent comme une sous-esp\u00e8ce :\u00a0 <strong>G. ramosissima<\/strong> (Desf.) Poir. [<em>Spartium ramosissimum<\/em> Desf., <em>G. cinerea <\/em>subsp.<em> ramosissima<\/em> (Desf.) Qu\u00e9zel &amp; Santa]. Elle se diff\u00e9rencie par ses fleurs plus courtement p\u00e9dicell\u00e9es (p\u00e9dicelle de 1,5-3 mm), \u00e0 calice dens\u00e9ment villeux et \u00e9tendard poilu sur sa moiti\u00e9 inf\u00e9rieure et la nervure centrale. End\u00e9mique ib\u00e9ro-mauritanienne, elle est pr\u00e9sente sur le territoire africain au Maroc (N.-E. du Moyen Atlas et monts de B\u00e9ni-Snassen) et en Alg\u00e9rie (Atlas tellien occidental).\r\n\r\nUne autre esp\u00e8ce similaire, qui ne s'\u00e9l\u00e8ve pas \u00e0 plus de 35 cm du sol,\u00a0 <strong>G. pseudopilosa<\/strong> Coss., poss\u00e8de des fleurs dispos\u00e9es en rac\u00e8mes terminaux sur les tiges de l\u2019ann\u00e9e. End\u00e9mique ib\u00e9ro-mauritanienne \u00e9galement, elle vit au S.-E. de l\u2019Espagne et au N.-O. de l\u2019Afrique, o\u00f9 elle occupe les reliefs secs voire semi-arides du Maroc (Moyen et Haut Atlas) et du N. de l\u2019Alg\u00e9rie, en particulier dans l\u2019Atlas saharien.","conservation":"Ces 3 esp\u00e8ces sont relativement communes et ne sont pas consid\u00e9r\u00e9es comme menac\u00e9es. Actuellement, <em>G. cinerea<\/em> et <em>G. ramosissima<\/em> ne sont pas \u00e9valu\u00e9es \u00e0 l\u2019\u00e9chelle mondiale dans la Liste rouge des esp\u00e8ces de l\u2019UICN, tandis que <em>G. pseudopilosa <\/em> y est consid\u00e9r\u00e9e comme de Pr\u00e9occupation mineure (LC) \u00e0 l\u2019\u00e9chelle mondiale (Groom, 2012).","genus":false,"images":[{"ID":"27183","post_author":"1","post_date":"2021-01-04 13:25:30","post_date_gmt":"2021-01-04 13:25:30","post_content":"","post_title":"Genista cinerea. 1. Enrique Triano","post_excerpt":"Genista cinerea. Aspect g\u00e9n\u00e9ral en floraison. 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Enrique Triano","post_excerpt":"Genista cinerea. D\u00e9tail de tige terminal et fleurs. 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DC. - North Africa Trees<\/title>\n<meta name=\"robots\" content=\"noindex, follow\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Genista cinerea (Vill.) DC. - North Africa Trees\" \/>\n<meta property=\"og:description\" content=\"Arbuste ou sous-arbuste atteignant 1,5(2) m de haut, d\u2019aspect r\u00e9tamo\u00efde, inerme, hermaphrodite, tr\u00e8s ramifi\u00e9, \u00e0 tiges dress\u00e9es, peu feuillues. Tiges et rameaux vieux \u00e0 \u00e9corce brun\u00e2tre, lisse, glabre \u00e0 la fin. Ramilles jeunes stri\u00e9es longitudinalement, \u00e0 8-10 c\u00f4tes en forme de T, poilues, \u00e0 poils s\u00e9ric\u00e9s sur les c\u00f4tes et poils courts uncin\u00e9s dans les...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.northafricatrees.org\/fr\/esp\u00e8ce\/genista-cinerea-vill-dc-3\/\" \/>\n<meta property=\"og:site_name\" content=\"North Africa Trees\" \/>\n<meta property=\"article:modified_time\" content=\"2026-04-14T16:35:19+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Dur\u00e9e de lecture est.\">\n\t<meta name=\"twitter:data1\" content=\"1 minute\">\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.northafricatrees.org\/#organization\",\"name\":\"North \\u00e1frica trees\",\"url\":\"https:\/\/www.northafricatrees.org\/\",\"sameAs\":[],\"logo\":{\"@type\":\"ImageObject\",\"@id\":\"https:\/\/www.northafricatrees.org\/#logo\",\"inLanguage\":\"fr-FR\",\"url\":\"https:\/\/www.northafricatrees.org\/wp-content\/uploads\/2020\/10\/logo-north-africa-trees.png\",\"width\":80,\"height\":70,\"caption\":\"North \\u00e1frica trees\"},\"image\":{\"@id\":\"https:\/\/www.northafricatrees.org\/#logo\"}},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.northafricatrees.org\/#website\",\"url\":\"https:\/\/www.northafricatrees.org\/\",\"name\":\"North Africa Trees\",\"description\":\"\\u00c1rboles y arbustos aut\\u00f3ctonos del Norte de \\u00c1frica\",\"publisher\":{\"@id\":\"https:\/\/www.northafricatrees.org\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":\"https:\/\/www.northafricatrees.org\/?s={search_term_string}\",\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.northafricatrees.org\/fr\/esp\\u00e8ce\/genista-cinerea-vill-dc-3\/#webpage\",\"url\":\"https:\/\/www.northafricatrees.org\/fr\/esp\\u00e8ce\/genista-cinerea-vill-dc-3\/\",\"name\":\"Genista cinerea (Vill.) 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