{"id":12461,"date":"2020-11-10T10:07:53","date_gmt":"2020-11-10T10:07:53","guid":{"rendered":"https:\/\/www.northafricatrees.org\/species\/stauracanthus-boivinii-webb-samp-2\/"},"modified":"2026-07-22T16:48:02","modified_gmt":"2026-07-22T16:48:02","slug":"stauracanthus-boivinii-webb-samp-2","status":"publish","type":"species","link":"https:\/\/www.northafricatrees.org\/fr\/esp\u00e8ce\/stauracanthus-boivinii-webb-samp-2\/","title":{"rendered":"Stauracanthus boivinii (Webb) Samp."},"content":{"rendered":"

Arbuste de jusqu\u2019\u00e0 1,5 m de haut, tr\u00e8s rameux et \u00e9pineux, hermaphrodite, parfois intriqu\u00e9 (lorsqu\u2019il cro\u00eet sur terrains secs ou est abrouti). Tiges et rameaux les plus vieux \u00e0 \u00e9corce brun\u00e2tre, fendill\u00e9e longitudinalement. Rameaux jeunes verts, anguleux, \u00e0 c\u00f4tes en forme de V invers\u00e9 et tr\u00e8s espac\u00e9es, \u00e0 poils courts, \u00e9tendus-dress\u00e9s, blanch\u00e2tres, les jeunes glabrescentes, termin\u00e9es en \u00e9pines simples, trifurqu\u00e9es ou penn\u00e9es. Phyllodes de 2-3 \u00d7 0,5-1 mm, alternes, squamiformes, lin\u00e9aires-lanc\u00e9ol\u00e9s \u00e0 ov\u00e9s-lanc\u00e9ol\u00e9s, spinescents, \u00e0 l\u2019aisselle desquels naissent les ramilles spinescentes. Fleurs solitaires sur les ramilles lat\u00e9rales ou formant des rac\u00e8mes courts, p\u00e9dicell\u00e9es, \u00e0 p\u00e9dicelle de 2-3 mm, pubescent. Bract\u00e9es persistantes de 1-1,5 \u00d7 0,5-0,6 mm, lanc\u00e9ol\u00e9es-elliptiques, pub\u00e9rulentes sur le dos et cili\u00e9es sur le bord, bract\u00e9oles persistantes de 0,7-2 \u00d7 0,4-0,7 mm, lanc\u00e9ol\u00e9es et \u00e0 dos villeux. Calice de 4-9 mm, bilabi\u00e9, jaun\u00e2tre, villeux-soyeux, \u00e0 poils blanch\u00e2tres, tube de 1,2-1,7 mm et l\u00e8vres unies jusqu\u2019au \u00bc de la longueur du calice, \u00e0 l\u00e8vre sup\u00e9rieure ovale, bident\u00e9e au sommet, et l\u00e8vre inf\u00e9rieure un peu plus long, oblongue et trident\u00e9e au sommet. Corolle de 7-11 mm, papilionac\u00e9e, jaune, \u00e0 \u00e9tendard villeux-soyeux, ailes glabrescentes plus courtes que l\u2019\u00e9tendard et que la car\u00e8ne, cette derni\u00e8re villeuse-soyeuse sur le dos, un peu plus courte que l\u2019\u00e9tendard. Androc\u00e9e monodelphe. Ovaire poilu. Fruit en gousse (6,5-13 \u00d7 3-5 mm), ellipso\u00efdale, couverte de poils blancs qu\u2019elle perd presque totalement en m\u00fbrissant, d\u2019abord verte, puis noire, plus longue que le calice persistant, d\u00e9hiscente, \u00e0 (1)2-4 graines. Graines ovo\u00efdes, noires ou verd\u00e2tres \u00e0 taches noires concentriques et strophiole jaun\u00e2tre ou orang\u00e9.<\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-12461","species","type-species","status-publish","hentry"],"acf":[],"yoast_head":"\nStauracanthus boivinii (Webb) Samp. - 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=\"Stauracanthus boivinii (Webb) Samp. - North Africa Trees\" \/>\n<meta property=\"og:description\" content=\"Arbuste de jusqu\u2019\u00e0 1,5 m de haut, tr\u00e8s rameux et \u00e9pineux, hermaphrodite, parfois intriqu\u00e9 (lorsqu\u2019il cro\u00eet sur terrains secs ou est abrouti). Tiges et rameaux les plus vieux \u00e0 \u00e9corce brun\u00e2tre, fendill\u00e9e longitudinalement. 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