{"id":11765,"date":"2020-03-18T13:16:12","date_gmt":"2020-03-18T11:16:12","guid":{"rendered":"https:\/\/mieux-se-connaitre.com\/wp4\/?p=11765"},"modified":"2020-04-18T13:20:46","modified_gmt":"2020-04-18T11:20:46","slug":"polygonaceae","status":"publish","type":"post","link":"https:\/\/mieux-se-connaitre.com\/wp4\/2020\/03\/polygonaceae\/","title":{"rendered":"Polygonaceae"},"content":{"rendered":"<!-- google_ad_section_start --><div id=\"attachment_11766\" style=\"width: 310px\" class=\"wp-caption alignleft\"><a href=\"https:\/\/mieux-se-connaitre.com\/wp4\/wp-content\/uploads\/2020\/04\/polygon.jpg\"><img aria-describedby=\"caption-attachment-11766\" loading=\"lazy\" class=\"size-medium wp-image-11766\" src=\"https:\/\/mieux-se-connaitre.com\/wp4\/wp-content\/uploads\/2020\/04\/polygon-300x200.jpg\" alt=\"Polygonaceae\" width=\"300\" height=\"200\" srcset=\"https:\/\/mieux-se-connaitre.com\/wp4\/wp-content\/uploads\/2020\/04\/polygon-300x200.jpg 300w, https:\/\/mieux-se-connaitre.com\/wp4\/wp-content\/uploads\/2020\/04\/polygon-150x100.jpg 150w, https:\/\/mieux-se-connaitre.com\/wp4\/wp-content\/uploads\/2020\/04\/polygon-600x399.jpg 600w, https:\/\/mieux-se-connaitre.com\/wp4\/wp-content\/uploads\/2020\/04\/polygon.jpg 640w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-11766\" class=\"wp-caption-text\">Polygonaceae<\/p><\/div>\n<p>Environ 750 esp\u00e8ces dispersaient dans tout le globe.<\/p>\n<p>Plantes herbac\u00e9es ou un peu ligneuses \u00e0 la base, et tiges articul\u00e9es noueuses.<\/p>\n<p>Les unes, comme le sarrasin, l\u2019<a href=\"https:\/\/mieux-se-connaitre.com\/wp4\/2012\/12\/loseille\/\">oseille<\/a>, la <a href=\"https:\/\/mieux-se-connaitre.com\/wp4\/2018\/07\/patience\/\">patience<\/a>, sont alimentaires. Beaucoup renferment de l\u2019acide oxalique, et ont des propri\u00e9t\u00e9s toniques ou purgatives, comme la <a href=\"https:\/\/mieux-se-connaitre.com\/wp4\/2019\/12\/rhubarbe-chine\/\">rhubarbe<\/a>, la <a href=\"https:\/\/mieux-se-connaitre.com\/wp4\/2010\/09\/la-bistorte-a-tout-faire\/\">bistorte<\/a>.<\/p>\n<p>D\u2019autres, comme la <a href=\"https:\/\/mieux-se-connaitre.com\/wp4\/2019\/10\/renouee-oiseaux\/\">renou\u00e9e<\/a>, nuisent aux cultures que souvent elles infestent. Plusieurs esp\u00e8ces de rumex et de polygonum s\u2019hybrident entre elles quand elles croissent ensemble et leurs produits ont \u00e9t\u00e9 longtemps regard\u00e9s comme de bonnes esp\u00e8ces.<\/p>\n<p>Fleurs hermaphrodites, vertes, rouges ou blanches, en faux verticilles, \u00e9pis, grappes ou panicules, dio\u00efques ou polygames. P\u00e9rianthe persistant, herbac\u00e9 ou p\u00e9talo\u00efde, \u00e0 4-6 divisions libres ou soud\u00e9es \u00e0 la base ; 5-8 \u00e9tamines, ins\u00e9r\u00e9es \u00e0 la base du p\u00e9rianthe ou sur un disque hypogyne ; anth\u00e8res \u00e0 2 loges s\u2019ouvrant en longs ; 2-3 styles ou stigmates ; ovaire libre.<\/p>\n<p>Fruit sec, uniloculaire, monosperme, ind\u00e9hiscent, renferm\u00e9 entre les divisions du p\u00e9rianthe souvent accrescent; graine dress\u00e9e dans la loge.<\/p>\n<!-- google_ad_section_end -->","protected":false},"excerpt":{"rendered":"<!-- google_ad_section_start --><p>Environ 750 esp\u00e8ces dispersaient dans tout le globe. Plantes herbac\u00e9es ou un peu ligneuses \u00e0 la base, et tiges articul\u00e9es noueuses. Les unes, comme le sarrasin, l\u2019oseille, la patience, sont alimentaires. Beaucoup renferment de l\u2019acide oxalique, et ont des propri\u00e9t\u00e9s&hellip;<\/p>\n<p class=\"more-link-p\"><a class=\"more-link\" href=\"https:\/\/mieux-se-connaitre.com\/wp4\/2020\/03\/polygonaceae\/\">Suite &rarr;<\/a><\/p>\n<!-- google_ad_section_end -->","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[8],"tags":[],"_links":{"self":[{"href":"https:\/\/mieux-se-connaitre.com\/wp4\/wp-json\/wp\/v2\/posts\/11765"}],"collection":[{"href":"https:\/\/mieux-se-connaitre.com\/wp4\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mieux-se-connaitre.com\/wp4\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mieux-se-connaitre.com\/wp4\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mieux-se-connaitre.com\/wp4\/wp-json\/wp\/v2\/comments?post=11765"}],"version-history":[{"count":1,"href":"https:\/\/mieux-se-connaitre.com\/wp4\/wp-json\/wp\/v2\/posts\/11765\/revisions"}],"predecessor-version":[{"id":11767,"href":"https:\/\/mieux-se-connaitre.com\/wp4\/wp-json\/wp\/v2\/posts\/11765\/revisions\/11767"}],"wp:attachment":[{"href":"https:\/\/mieux-se-connaitre.com\/wp4\/wp-json\/wp\/v2\/media?parent=11765"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mieux-se-connaitre.com\/wp4\/wp-json\/wp\/v2\/categories?post=11765"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mieux-se-connaitre.com\/wp4\/wp-json\/wp\/v2\/tags?post=11765"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}