{"id":13238,"date":"2020-11-10T10:08:53","date_gmt":"2020-11-10T10:08:53","guid":{"rendered":"https:\/\/www.northafricatrees.org\/species\/nerium-oleander-l-3\/"},"modified":"2023-05-23T17:54:58","modified_gmt":"2023-05-23T17:54:58","slug":"nerium-oleander-l-3","status":"publish","type":"species","link":"https:\/\/www.northafricatrees.org\/fr\/esp\u00e8ce\/nerium-oleander-l-3\/","title":{"rendered":"Nerium oleander L."},"content":{"rendered":"<p>Arbuste \u00e0 feuilles persistantes, hermaphrodite, de jusqu\u2019\u00e0 3(4) m de haut, dress\u00e9, peu ramifi\u00e9. Tronc parfois bien d\u00e9fini, arborescent, droit ou l\u00e9g\u00e8rement tortueux, de jusqu\u2019\u00e0 40 cm de diam\u00e8tre, mais apparaissant g\u00e9n\u00e9ralement sous la forme de tiges de 3-20 cm de diam\u00e8tre. \u00c9corce lisse, brun cendr\u00e9, fonc\u00e9e, l\u00e9g\u00e8rement fendill\u00e9e sur les vieux rameaux. Ramilles plus jeunes un peu villeuses, verd\u00e2tres ou rouge\u00e2tres. Feuilles (5-20 \u00d7 1-4 cm) oppos\u00e9s ou verticill\u00e9es par 3-4, longuement lanc\u00e9ol\u00e9es, att\u00e9nu\u00e9es \u00e0 la base en un p\u00e9tiole court, \u00e0 nervure centrale blanch\u00e2tre et bien marqu\u00e9e, tr\u00e8s coriaces, glabres, de couleur vert vif sur l\u2019endroit, un peu plus claires sur l\u2019envers. Inflorescences en cymes corymbiformes sur la partie sup\u00e9rieure des rameaux. Fleurs tr\u00e8s voyantes (3-5 cm de diam\u00e8tre), peu odorantes. Calice campanul\u00e9 \u00e0 5 lobes aigus et lanc\u00e9ol\u00e9s, un peu villeux, de couleur verte ou rouge\u00e2tre. Corolle en sorte de tube qui apr\u00e8s 2-3 cm s\u2019ouvre en 5 p\u00e9tales ouverts en \u00e9toile, plus ou moins droits \u00e0 la base, puis courb\u00e9s vers la droite dans leur moiti\u00e9 sup\u00e9rieure. \u00c0 la base des p\u00e9tales naissent de petits appendices lacini\u00e9s, prenant l\u2019apparence d\u2019une autre petite corolle appel\u00e9e coronule, de la m\u00eame couleur que cette derni\u00e8re (g\u00e9n\u00e9ralement rose, plus rarement rouge\u00e2tre ou blanche). Fruit en follicule allong\u00e9 de 8-16 cm, de section subcirculaire et \u00e0 surface un peu anguleuse. Il s\u2019ouvre longitudinalement en m\u00fbrissant, lib\u00e9rant de nombreuses graines pourvues d\u2019une houppe plumeuse, blanche.<\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-13238","species","type-species","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Nerium oleander L. - 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=\"Nerium oleander L. - North Africa Trees\" \/>\n<meta property=\"og:description\" content=\"Arbuste \u00e0 feuilles persistantes, hermaphrodite, de jusqu\u2019\u00e0 3(4) m de haut, dress\u00e9, peu ramifi\u00e9. Tronc parfois bien d\u00e9fini, arborescent, droit ou l\u00e9g\u00e8rement tortueux, de jusqu\u2019\u00e0 40 cm de diam\u00e8tre, mais apparaissant g\u00e9n\u00e9ralement sous la forme de tiges de 3-20 cm de diam\u00e8tre. \u00c9corce lisse, brun cendr\u00e9, fonc\u00e9e, l\u00e9g\u00e8rement fendill\u00e9e sur les vieux rameaux. 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