{"id":12263,"date":"2020-11-10T10:07:39","date_gmt":"2020-11-10T10:07:39","guid":{"rendered":"https:\/\/www.northafricatrees.org\/species\/vachellia-seyal-delile-p-j-h-hurter-3\/"},"modified":"2026-07-21T17:23:02","modified_gmt":"2026-07-21T17:23:02","slug":"vachellia-seyal-delile-p-j-h-hurter-3","status":"publish","type":"species","link":"https:\/\/www.northafricatrees.org\/fr\/esp\u00e8ce\/vachellia-seyal-delile-p-j-h-hurter-3\/","title":{"rendered":"Vachellia seyal (Delile) P.J.H. Hurter"},"content":{"rendered":"<p>Arbre ou arbuste caducifoli\u00e9 de jusqu&rsquo;\u00e0 12 m de haut, \u00e9pineux, hermaphrodite, \u00e0 tronc \u00e9pais et houppier en parasol chez les exemplaires adultes. Tronc et rameaux principaux \u00e0 \u00e9corce mince, lisse, gris\u00e2tre-verd\u00e2tre, qui se d\u00e9tache en lani\u00e8res rectangulaires qui laissent voir une couche farineuse verd\u00e2tre-jaun\u00e2tre ou rouge\u00e2tre-orang\u00e9. Rameaux jeunes lisses, vert p\u00e2le \u00e0 gris\u00e2tre-jaun\u00e2tre, glabres mais \u00e0 petites glandes brun\u00e2tre-rouge\u00e2tre. \u00c9pines stipulaires de jusqu\u2019\u00e0 (6)8 cm \u2013qui ne d\u00e9passent pas les feuilles\u2013, appari\u00e9es, divergentes, droites, \u00e9troites, blanches ou gris\u00e2tres. Feuilles de 4-8 cm, alternes, bipenn\u00e9es, \u00e0 p\u00e9tiole de jusqu\u2019\u00e0 1 cm, et rachis \u00e0 3-6(8) paires de pennes -pourvu d\u2019une glande sous le point d\u2019insertion de la paire de pennes sup\u00e9rieure-, chacune \u00e0 (8)10-20(25) paires de folioles de 3-6 \u00d7 0,75-1,5 mm, oblongues, \u00e0 sommet arrondi, subsessiles, glabres ou cili\u00e9es sur les bords, de couleur vert fonc\u00e9. Inflorescences en capitules glom\u00e9ruliformes globuleux de 10-15 mm de diam\u00e8tre, axillaires, solitaires ou en fascicules de 2-3(5), p\u00e9doncul\u00e9es \u2013p\u00e9doncule de jusqu\u2019\u00e0 3,5 cm\u2013, \u00e0 nombreuses fleurs minuscules, d&rsquo;un jaune brillant. Calice de <em>c<\/em>. 2 mm, \u00e0 dents pub\u00e9rulentes. Corolle de 3,5-4 mm. \u00c9tamines tr\u00e8s nombreuses. Gousse de 7-22 cm \u00d7 3-10 mm, pendante, lin\u00e9aire, courb\u00e9e, plus ou moins resserr\u00e9e entre les graines, ch\u00e2taine, glabre, d\u00e9hiscente, \u00e0 6-10 graines. Graines de 6-9 \u00d7 4-5 mm, ellipso\u00efdales \u00e0 obovo\u00efdes, comprim\u00e9es, brun\u00e2tre-jaun\u00e2tre et lisses.<\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-12263","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>Vachellia seyal (Delile) P.J.H. Hurter - 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=\"Vachellia seyal (Delile) P.J.H. Hurter - North Africa Trees\" \/>\n<meta property=\"og:description\" content=\"Arbre ou arbuste caducifoli\u00e9 de jusqu&rsquo;\u00e0 12 m de haut, \u00e9pineux, hermaphrodite, \u00e0 tronc \u00e9pais et houppier en parasol chez les exemplaires adultes. 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