{"id":12365,"date":"2020-11-10T10:07:46","date_gmt":"2020-11-10T10:07:46","guid":{"rendered":"https:\/\/www.northafricatrees.org\/species\/pterospartum-tridentatum-l-willk-3\/"},"modified":"2026-07-22T10:39:40","modified_gmt":"2026-07-22T10:39:40","slug":"pterospartum-tridentatum-l-willk-3","status":"publish","type":"species","link":"https:\/\/www.northafricatrees.org\/fr\/esp\u00e8ce\/pterospartum-tridentatum-l-willk-3\/","title":{"rendered":"Pterospartum tridentatum (L.) Willk."},"content":{"rendered":"<p>Arbuste ou sous-arbuste \u00e0 feuilles persistantes atteignant 0,5(2) m de haut, inerme, hermaphrodite, tr\u00e8s rameux depuis la base, dress\u00e9. Tiges et rameaux vieux \u00e0 \u00e9corce brun fonc\u00e9, lisse, qui se d\u00e9tache en laissant appara\u00eetre une seconde couche brune. Ramilles jeunes \u00e0 5-6 c\u00f4tes en forme de V invers\u00e9, dont 2 d\u00e9ploy\u00e9es en ailes longitudinales, l\u00e9g\u00e8rement coriaces et un peu ondul\u00e9es, vertes. Feuilles alternes, unifoli\u00e9es, sessiles, \u00e0 foliole de 3-7 mm, triangulaire et intimement unie aux stipules en une structure trident\u00e9e, coriace er recourb\u00e9e, qui culmine chaque entre-n\u0153ud ail\u00e9. Inflorescences rac\u00e9meuses, axillaires ou terminales, \u00e0 2-15 fleurs bri\u00e8vement p\u00e9dicell\u00e9es \u2013p\u00e9dicelle de 1-5 mm, pubescent\u2013, chacune accompagn\u00e9e de 2 bract\u00e9oles. Calice de 5-9 mm, campanul\u00e9, bilabi\u00e9, \u00e0 l\u00e8vres plus courtes que le tube, la sup\u00e9rieure bipartite et l\u2019inf\u00e9rieure un peu plus grande, trident\u00e9e, \u00e0 dents plus courtes, vert-jaun\u00e2tre, villeux-soyeux. Corolle de 9-15 mm, papilionac\u00e9e, jaune, \u00e0 \u00e9tendard ov\u00e9, \u00e9margin\u00e9, glabre ou s\u00e9ric\u00e9, de taille sub\u00e9gale \u00e0 celle des ailes et de la car\u00e8ne. Androc\u00e9e monadelphe, \u00e0 10 \u00e9tamines. Ovaire s\u00e9ric\u00e9, \u00e0 stigmate d\u00e9current sur le style. Gousse de 13-14 \u00d7 4-4,5 mm, ellipso\u00efdale, comprim\u00e9e, s\u00e9ric\u00e9e-villeuse, d\u00e9hiscente, \u00e0 1-6 graines visibles ext\u00e9rieurement. Graines de <em>c<\/em>. 3 mm, ovo\u00efdes-suborbiculaires, comprim\u00e9es, lisses, brun fonc\u00e9.<\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-12365","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>Pterospartum tridentatum (L.) Willk. - 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=\"Pterospartum tridentatum (L.) 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