{"id":4762,"date":"2023-10-03T18:17:32","date_gmt":"2023-10-03T16:17:32","guid":{"rendered":"https:\/\/lecompagnonrouge.fr\/?p=4762"},"modified":"2025-06-21T16:46:02","modified_gmt":"2025-06-21T14:46:02","slug":"juncus-effusus-jonc-diffus","status":"publish","type":"post","link":"https:\/\/lecompagnonrouge.fr\/?p=4762","title":{"rendered":"Juncus effusus. Jonc diffus"},"content":{"rendered":"\n<p class=\"has-medium-font-size\">Jonc vert clair \u00e0 tige et bract\u00e9e lisse et non stri\u00e9 (diff\u00e9rence avec <a href=\"https:\/\/lecompagnonrouge.fr\/?p=4117\">Juncus inflexus<\/a>),<br>avec longue bract\u00e9e cylindrique pointue faisant para\u00eetre le groupe de fleurs vers le milieu mais en haut \u2026 dans le premier tiers sup\u00e9rieur, donc.<\/p>\n\n\n\n<p class=\"has-medium-font-size\"><br>Ce groupe de fleurs est assez dense mais moins dense et ne formant pas un groupe sph\u00e9rique comme c&rsquo;est le cas chez Juncus conglomeratus. La gaine bract\u00e9ale est ouverte pour faire passer l&rsquo;inflo mais est non renfl\u00e9e comme c&rsquo;est le cas chez ce dernier.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"686\" height=\"1024\" src=\"https:\/\/lecompagnonrouge.fr\/wp-content\/uploads\/2023\/10\/IMG_20230926_141257-Copie-686x1024.jpg\" alt=\"\" class=\"wp-image-4763\" srcset=\"https:\/\/lecompagnonrouge.fr\/wp-content\/uploads\/2023\/10\/IMG_20230926_141257-Copie-686x1024.jpg 686w, https:\/\/lecompagnonrouge.fr\/wp-content\/uploads\/2023\/10\/IMG_20230926_141257-Copie-201x300.jpg 201w, https:\/\/lecompagnonrouge.fr\/wp-content\/uploads\/2023\/10\/IMG_20230926_141257-Copie-768x1146.jpg 768w, https:\/\/lecompagnonrouge.fr\/wp-content\/uploads\/2023\/10\/IMG_20230926_141257-Copie-300x448.jpg 300w, https:\/\/lecompagnonrouge.fr\/wp-content\/uploads\/2023\/10\/IMG_20230926_141257-Copie.jpg 850w\" sizes=\"auto, (max-width: 686px) 100vw, 686px\" \/><\/figure>\n\n\n\n<p class=\"has-medium-font-size\">Noter que toutes les fleurs sont envelopp\u00e9es par un involucre, que toutes les feuilles \u00e0 l&rsquo;exception des bract\u00e9es sont r\u00e9duites \u00e0 des gaines basales (section Juncotypicus), et que<br>la capsule est souvent aplatie, d\u00e9prim\u00e9e \u00e0 son sommet.<\/p>\n\n\n\n<p class=\"has-medium-font-size\"><\/p>\n\n\n\n<p class=\"has-medium-font-size\">Il existe Juncus effusus f. conglomeratus, \u00e0 inflorescence condens\u00e9e, et celle prise en photo ici<\/p>\n\n\n\n<p class=\"has-small-font-size\"><a href=\"https:\/\/lecompagnonrouge.fr\/?s=Poales\">Poales<\/a>&gt;<a href=\"https:\/\/lecompagnonrouge.fr\/?s=juncaceae\">Juncaceae<\/a>&gt;<a href=\"https:\/\/lecompagnonrouge.fr\/?s=juncus\">Juncus<\/a>&nbsp;effusus f. effusus<\/p>\n\n\n\n<p class=\"has-medium-font-size\">Prairies hygrophiles p\u00e2tur\u00e9es.<\/p>\n\n\n\n<p class=\"has-medium-font-size\"><a href=\"https:\/\/lecompagnonrouge.fr\/?page_id=3348\/#Mentho-aquaticae-Juncio-inflexi\">Mentho aquaticae \u2013 Juncion inflexi <\/a>(de Foucault 1984) Julve 1993<\/p>\n\n\n\n<p>Lieu o\u00f9 la photographie a \u00e9t\u00e9 prise: Parc naturel r\u00e9gional de millevaches (PNRM)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Jonc vert clair \u00e0 tige et bract\u00e9e lisse et non stri\u00e9 (diff\u00e9rence avec Juncus inflexus),avec longue bract\u00e9e cylindrique pointue faisant para\u00eetre le groupe de fleurs vers le milieu mais en haut \u2026 dans le premier tiers sup\u00e9rieur, donc. Ce groupe de fleurs est assez dense mais moins dense et ne formant pas un groupe sph\u00e9rique&#8230;<\/p>\n","protected":false},"author":1,"featured_media":4764,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[384,811],"tags":[810],"class_list":["post-4762","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-juncaceae","category-juncus-effusus","tag-jonc-diffus"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Juncus effusus. 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