{"id":12143,"date":"2020-11-10T10:07:30","date_gmt":"2020-11-10T10:07:30","guid":{"rendered":"https:\/\/www.northafricatrees.org\/species\/euphorbia-officinarum-l-3\/"},"modified":"2023-05-22T20:31:58","modified_gmt":"2023-05-22T20:31:58","slug":"euphorbia-officinarum-l-3","status":"publish","type":"species","link":"https:\/\/www.northafricatrees.org\/fr\/esp\u00e8ce\/euphorbia-officinarum-l-3\/","title":{"rendered":"Euphorbia officinarum L."},"content":{"rendered":"

Arbuste mono\u00efque, charnu, cactiforme, atteignant 1,5 m et m\u00eame plus en bonnes conditions de sol et climat. Port g\u00e9n\u00e9ralement h\u00e9misph\u00e9rique, \u00e0 tiges dress\u00e9es, ne d\u00e9passant habituellement pas 1,5 m de diam\u00e8tre. Tiges rameuses, souvent plus courtes que les rameaux, de section \u00e9toil\u00e9e \u00e0 5-10 angles. \u00c9pines stipulaires robustes, rigides, de 2-20 mm, dispos\u00e9es par paires sur les angles, naissant sur un \u00e9cusson oblong-lin\u00e9aire d\u00e9current qui forme une ligne continue le long de l\u2019angle. Feuilles r\u00e9duites \u00e0 de minuscules tubercules situ\u00e9s sur les \u00e9pines. Inflorescences plus ou moins p\u00e9doncul\u00e9es, \u00e0 1-5 cyathes, dispos\u00e9es sur la partie sup\u00e9rieure des rameaux. Cyathes lat\u00e9raux hermaphrodites ; cyathe central g\u00e9n\u00e9ralement m\u00e2le, qui m\u00fbrit et se d\u00e9tache habituellement avant les lat\u00e9raux. La couleur du cyathe varie selon les sous-esp\u00e8ces du jaune au rouge-pourpr\u00e9. Le fruit est une capsule subglobuleuse (2,5-5 \u00d7 2,2-4 mm) \u00e0 p\u00e9dicelle verd\u00e2tre \u00e0 rouge-pourpr\u00e9. Coques tr\u00e8s marqu\u00e9es, glabres, lisses ou finement ponctu\u00e9es, verd\u00e2tres ou rouge-pourpr\u00e9, mais toujours pourvues d\u2019une car\u00e8ne pourpre vif. Chaque coque porte \u00e0 l\u2019int\u00e9rieur une graine de taille variable selon la sous-esp\u00e8ce, \u00e0 surface grossi\u00e8rement chagrin\u00e9e, blanch\u00e2tre, jaun\u00e2tre ou gris\u00e2tre, sans caroncule.<\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-12143","species","type-species","status-publish","hentry"],"acf":[],"yoast_head":"\nEuphorbia officinarum L. - 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=\"Euphorbia officinarum L. - North Africa Trees\" \/>\n<meta property=\"og:description\" content=\"Arbuste mono\u00efque, charnu, cactiforme, atteignant 1,5 m et m\u00eame plus en bonnes conditions de sol et climat. Port g\u00e9n\u00e9ralement h\u00e9misph\u00e9rique, \u00e0 tiges dress\u00e9es, ne d\u00e9passant habituellement pas 1,5 m de diam\u00e8tre. 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