{"id":12260,"date":"2020-11-10T10:07:39","date_gmt":"2020-11-10T10:07:39","guid":{"rendered":"https:\/\/www.northafricatrees.org\/species\/vachellia-flava-forssk-kyal-boatwr-3\/"},"modified":"2026-07-21T17:18:50","modified_gmt":"2026-07-21T17:18:50","slug":"vachellia-flava-forssk-kyal-boatwr-3","status":"publish","type":"species","link":"https:\/\/www.northafricatrees.org\/fr\/esp\u00e8ce\/vachellia-flava-forssk-kyal-boatwr-3\/","title":{"rendered":"Vachellia flava (Forssk.) Kyal. &#038; Boatwr."},"content":{"rendered":"<p>Arbuste caducifoli\u00e9 de jusqu\u2019\u00e0 4 m de haut, \u00e9pineux, tr\u00e8s ramifi\u00e9 depuis la base \u2013formant un V\u2013, ou arbre caducifoli\u00e9 atteignant 6(7) m de haut, hermaphrodite et tr\u00e8s rameux. Tronc et rameaux principaux \u00e0 \u00e9corce d\u2019un brun-verd\u00e2tre ou fonc\u00e9, lisse, pourvue de nombreuses lenticelles, qui se d\u00e9tache en plaques papyrac\u00e9es \u2013jaune-verd\u00e2tre alors\u2013, plus ou moins glabre. Rameaux jeunes pub\u00e9rulents, brun\u00e2tres ou verd\u00e2tres. \u00c9pines stipulaires de (2)4-6(7) cm \u2013plus grandes que les feuilles\u2013, appari\u00e9es, divergentes, droites, blanches, poilues \u00e0 la base. Feuilles de 3-5(8) cm, alternes, bipenn\u00e9es, glabres ou pub\u00e9rulentes, \u00e0 p\u00e9tiole de 0,5-1,5 cm, \u00e0 une glande et plus ou moins poilu, et rachis \u00e0 1-2(4) paires de pennes \u2013pourvu d\u2019une glande \u00e0 hauteur de l\u2019insertion de la paire de pennes sup\u00e9rieure-, chacune \u00e0 (5)8-12 paires de folioles de 2-4 \u00d7 0,75-1(1,5) mm, oblongues ou \u00e9troitement obov\u00e9es, \u00e0 sommet arrondi, subsessiles, enti\u00e8res, cili\u00e9es, de couleur vert clair terne. Inflorescences en capitules glom\u00e9ruliformes globuleux de 10-15 mm de diam\u00e8tre, \u00e0 nombreuses fleurs minuscules, jaune brillant, axillaires, solitaires ou en fascicules de 2-5, longuement p\u00e9doncul\u00e9es, \u00e0 p\u00e9doncule de 1-3 cm, qui d\u00e9passe les feuilles. Calice de 1-1,5 mm, glabre \u00e0 exception des dents, pub\u00e9rulentes. Corolle de <em>c<\/em>. 2,5 mm. \u00c9tamines tr\u00e8s nombreuses. Gousse de (3)4-10(12) cm \u00d7 4-5 mm, pendante, lin\u00e9aire, droite ou courb\u00e9e \u2013spiral\u00e9e \u00e0 la fin\u2013, comprim\u00e9e, plus ou moins resserr\u00e9e entre les graines, glabre, d&rsquo;abord rouge\u00e2tre puis brun\u00e2tre, d\u00e9hiscente, \u00e0 6-8 graines. Graines de (3,5)4-6,5 \u00d7 2-3 mm, ovo\u00efdes, comprim\u00e9es, brun\u00e2tre-noir\u00e2tre et lisses.<\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-12260","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 flava (Forssk.) Kyal. &amp; Boatwr. - 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 flava (Forssk.) 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