{"id":12755,"date":"2020-11-10T10:08:16","date_gmt":"2020-11-10T10:08:16","guid":{"rendered":"https:\/\/www.northafricatrees.org\/species\/rubus-ulmifolius-schott-3\/"},"modified":"2026-07-24T16:13:06","modified_gmt":"2026-07-24T16:13:06","slug":"rubus-ulmifolius-schott-3","status":"publish","type":"species","link":"https:\/\/www.northafricatrees.org\/fr\/esp\u00e8ce\/rubus-ulmifolius-schott-3\/","title":{"rendered":"Rubus ulmifolius Schott"},"content":{"rendered":"<p>Arbuste \u00e0 feuilles persistantes, hermaphrodite, spinescent, de jusqu\u2019\u00e0 2(3) m de haut, bien que ses tiges puissent atteindre plus de 5 m de long. Ces derni\u00e8res peuvent \u00eatre plus ou moins grimpantes ou rampantes. Dans ce cas, elles peuvent prendre racine en automne lorsqu\u2019elles touchent le sol, et donner naissance \u00e0 de nouvelles plantes et, avec le temps, \u00e0 des matorrals \u00e9pineux imp\u00e9n\u00e9trables. Ces pousses ou ramifications trurionales sont habituellement tr\u00e8s longues, canalicul\u00e9es, \u00e0 aiguillons crochet\u00e9s robustes, tous \u00e9gaux ou sub\u00e9gaux, glabres ou l\u00e9g\u00e8rement poilus, glauques, verts ou rouges. Feuilles alternes, compos\u00e9es, \u00e0 3-5 folioles (3-12 cm de long), la terminale habituellement plus grande, ov\u00e9es, obov\u00e9es ou elliptiques, aigu\u00ebs ou obtuses, acumin\u00e9es, \u00e0 base cun\u00e9iforme ou arrondie, bord serr\u00e9, glabres, de couleur vert vif sur l\u2019endroit, blanch\u00e2tres-tomenteuses sur l\u2019envers. Rachis et p\u00e9tiole bien d\u00e9velopp\u00e9s, pourvus de quelques petits aiguillons, verd\u00e2tres o rouge\u00e2tres. Inflorescences en rac\u00e8mes terminaux longs et \u00e9troits de petites panicules. Fleurs de 2-3 cm de diam\u00e8tre. Calice \u00e0 5 s\u00e9pales de <em>c<\/em>. 5 mm de long, ovales-acumin\u00e9s, blanch\u00e2tres-tomenteux. Corolle \u00e0 5 s\u00e9pales de <em>c<\/em>. 8-10 mm, suborbiculaires, un peu dent\u00e9s au sommet, blanc-ros\u00e2tre \u00e0 pourpr\u00e9s. \u00c9tamines et carpelles tr\u00e8s nombreux. Fruit subglobuleux (1-2 cm), compos\u00e9 de minuscules drupes sph\u00e9riques, monospermes, dens\u00e9ment group\u00e9es, d\u2019abord verd\u00e2tre-jaun\u00e2tre, puis rouges et finalement noires.<\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-12755","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>Rubus ulmifolius Schott - 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=\"Rubus ulmifolius Schott - North Africa Trees\" \/>\n<meta property=\"og:description\" content=\"Arbuste \u00e0 feuilles persistantes, hermaphrodite, spinescent, de jusqu\u2019\u00e0 2(3) m de haut, bien que ses tiges puissent atteindre plus de 5 m de long. 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