{"id":13520,"date":"2020-11-10T10:09:22","date_gmt":"2020-11-10T10:09:22","guid":{"rendered":"https:\/\/www.northafricatrees.org\/species\/ptilostemon-gnaphaloides-cirillo-sojak-3\/"},"modified":"2026-04-15T09:14:32","modified_gmt":"2026-04-15T09:14:32","slug":"ptilostemon-gnaphaloides-cirillo-sojak-3","status":"publish","type":"species","link":"https:\/\/www.northafricatrees.org\/fr\/esp\u00e8ce\/ptilostemon-gnaphaloides-cirillo-sojak-3\/","title":{"rendered":"Ptilostemon gnaphaloides (Cirillo) Soj\u00e1k"},"content":{"rendered":"

Arbuste d\u00e9passant fr\u00e9quemment 1\u00a0m de haut, \u00e0 tiges dens\u00e9ment blanches-tomenteuses, \u00e0 ramifications verticill\u00e9es dans la partie sup\u00e9rieure. Feuilles de jusqu\u2019\u00e0 15\u00a0cm de long et de 1-3\u00a0cm de large, lin\u00e9aires, droites ou courb\u00e9es, \u00e0 bords r\u00e9volut\u00e9s, vertes et l\u00e9g\u00e8rement aran\u00e9euses sur l\u2019endroit, dens\u00e9ment blanches-tomenteuses sur l\u2019envers, sessiles, \u00e0 sommet spinuleux-mucron\u00e9. Capitules longuement p\u00e9doncul\u00e9s formant des corymbes l\u00e2ches terminales, \u00e0 fleurs toutes flosculeuses et r\u00e9ceptacle poilu. Involucre de 15-20\u00a0mm, largement ovo\u00efde \u00e0 campanul\u00e9, floconneux, \u00e0 plusieurs rang\u00e9es de bract\u00e9es imbriqu\u00e9es, acumin\u00e9es, jaun\u00e2tres \u00e0 la base et pourpr\u00e9es au sommet\u00a0; les externes et m\u00e9dianes \u00e9troitement triangulaires, rigides, dress\u00e9es-patentes, et les internes lin\u00e9aires-lanc\u00e9ol\u00e9es. Fruit en ak\u00e8ne de 4-6\u00a0mm, obovo\u00efde, \u00e0 pappus form\u00e9 de nombreuses soies de jusqu\u2019\u00e0 17\u00a0mm, plumeuses.<\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-13520","species","type-species","status-publish","hentry"],"acf":[],"yoast_head":"\nPtilostemon gnaphaloides (Cirillo) Soj\u00e1k - 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=\"Ptilostemon gnaphaloides (Cirillo) Soj\u00e1k - North Africa Trees\" \/>\n<meta property=\"og:description\" content=\"Arbuste d\u00e9passant fr\u00e9quemment 1\u00a0m de haut, \u00e0 tiges dens\u00e9ment blanches-tomenteuses, \u00e0 ramifications verticill\u00e9es dans la partie sup\u00e9rieure. Feuilles de jusqu\u2019\u00e0 15\u00a0cm de long et de 1-3\u00a0cm de large, lin\u00e9aires, droites ou courb\u00e9es, \u00e0 bords r\u00e9volut\u00e9s, vertes et l\u00e9g\u00e8rement aran\u00e9euses sur l\u2019endroit, dens\u00e9ment blanches-tomenteuses sur l\u2019envers, sessiles, \u00e0 sommet spinuleux-mucron\u00e9. 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