{"id":9260,"date":"2025-04-02T19:04:43","date_gmt":"2025-04-02T17:04:43","guid":{"rendered":"https:\/\/lecompagnonrouge.fr\/?p=9260"},"modified":"2025-04-22T05:53:46","modified_gmt":"2025-04-22T03:53:46","slug":"aphanes-arvensis-alchemille-des-champs","status":"publish","type":"post","link":"https:\/\/lecompagnonrouge.fr\/?p=9260","title":{"rendered":"Aphanes arvensis. Alch\u00e9mille des champs"},"content":{"rendered":"\n<p class=\"has-medium-font-size\">Aphanes arvensis est une petite annuelle. Pr\u00e9sentant des feuilles en \u00ab\u00a0\u00e9ventail\u00a0\u00bb, et cachant ses tr\u00e8s petites fleurs.<\/p>\n\n\n\n<p class=\"has-medium-font-size\">Cette alch\u00e9mille se distingue des autres Aphanes en raison de la forme de son <a href=\"https:\/\/lecompagnonrouge.fr\/?page_id=8669#stipule\">stipule<\/a> (la partie feuill\u00e9e faisant le lien entre la tige et le p\u00e9tiole). Chez Aphanes arvensis, les lobes sont plut\u00f4t peu profond et plut\u00f4t de forme triangulaire (les lobes ne pr\u00e9sentent pas de bords parrall\u00e8les):<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"537\" height=\"534\" src=\"https:\/\/lecompagnonrouge.fr\/wp-content\/uploads\/2025\/04\/IMG_20250331_124836_1.jpg\" alt=\"\" class=\"wp-image-9261\" srcset=\"https:\/\/lecompagnonrouge.fr\/wp-content\/uploads\/2025\/04\/IMG_20250331_124836_1.jpg 537w, https:\/\/lecompagnonrouge.fr\/wp-content\/uploads\/2025\/04\/IMG_20250331_124836_1-300x298.jpg 300w, https:\/\/lecompagnonrouge.fr\/wp-content\/uploads\/2025\/04\/IMG_20250331_124836_1-150x150.jpg 150w\" sizes=\"auto, (max-width: 537px) 100vw, 537px\" \/><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<p class=\"has-medium-font-size\">C&rsquo;est dans ces stipules que l&rsquo;on trouve les inflorescences.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"850\" height=\"514\" src=\"https:\/\/lecompagnonrouge.fr\/wp-content\/uploads\/2025\/04\/infloIMG_2401.jpg\" alt=\"Aphanes arvensis: stipule et inflorescence.\" class=\"wp-image-9541\" srcset=\"https:\/\/lecompagnonrouge.fr\/wp-content\/uploads\/2025\/04\/infloIMG_2401.jpg 850w, https:\/\/lecompagnonrouge.fr\/wp-content\/uploads\/2025\/04\/infloIMG_2401-300x180.jpg 300w, https:\/\/lecompagnonrouge.fr\/wp-content\/uploads\/2025\/04\/infloIMG_2401-768x464.jpg 768w\" sizes=\"auto, (max-width: 850px) 100vw, 850px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p class=\"has-medium-font-size\"><strong>Origine et position taxonomique<\/strong><\/p>\n\n\n\n<p class=\"has-medium-font-size\">Aphanes arvensis = Alchemilla arvensis.<\/p>\n\n\n\n<p class=\"has-medium-font-size\">La distinction entre les genres Aphanes et Alechemilla tient au fait que les premi\u00e8res sont des <a href=\"https:\/\/lecompagnonrouge.fr\/?page_id=8669#therophyte\">th\u00e9rophytes<\/a>. Et que leurs inflorescences sont cach\u00e9es dans les stipules. Et, feuilles plus ou moins en coins \u00e0 la base.<\/p>\n\n\n\n<p class=\"has-medium-font-size\">Mais la pertinence de la distinction du genre Aphanes vis \u00e0 vis du genre Alchemilla reste discut\u00e9. <\/p>\n\n\n\n<p class=\"has-medium-font-size\">Elle est d&rsquo;origine europ\u00e9enne, m\u00e9diterran\u00e9enne.<\/p>\n\n\n\n<p class=\"has-small-font-size\"><a href=\"https:\/\/lecompagnonrouge.fr\/?s=Rosales\">Rosales<\/a>&gt;<a href=\"https:\/\/lecompagnonrouge.fr\/?s=Rosaceae\">Rosaceae<\/a>&gt;<a href=\"https:\/\/lecompagnonrouge.fr\/?s=aphanes\">Aphanes<\/a> arvensis<\/p>\n\n\n\n<p class=\"has-medium-font-size\">Pelouses th\u00e9rophytiques acidiphiles, cultures, friches.<\/p>\n\n\n\n<p class=\"has-medium-font-size\">annuelles commensales des moissons acidophiles, m\u00e9sohydriques, sabulicoles. <a href=\"https:\/\/lecompagnonrouge.fr\/?page_id=3348#Aperetalia-spicae-venti\">Scleranthion annui <\/a>(Kruseman &amp; Vlieger 1939) Sissingh in Westhoff, Dijk, Passchier &amp; Sissingh 1946. Voir: 68.0.1.0.1<\/p>\n\n\n\n<p>Foto ci Paccu \u00cele Saint Denis.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Aphanes arvensis est une petite annuelle. Pr\u00e9sentant des feuilles en \u00ab\u00a0\u00e9ventail\u00a0\u00bb, et cachant ses tr\u00e8s petites fleurs. Cette alch\u00e9mille se distingue des autres Aphanes en raison de la forme de son stipule (la partie feuill\u00e9e faisant le lien entre la tige et le p\u00e9tiole). Chez Aphanes arvensis, les lobes sont plut\u00f4t peu profond et plut\u00f4t&#8230;<\/p>\n","protected":false},"author":1,"featured_media":9262,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1121,416],"tags":[1120],"class_list":["post-9260","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-aphanes-arvensis","category-rosaceae","tag-alchemille-des-champs"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Aphanes arvensis. 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