{"id":11987,"date":"2026-05-28T17:03:00","date_gmt":"2026-05-28T15:03:00","guid":{"rendered":"https:\/\/lecompagnonrouge.fr\/?p=11987"},"modified":"2026-05-29T15:14:53","modified_gmt":"2026-05-29T13:14:53","slug":"cirsium-palustre-cirse-des-marais","status":"publish","type":"post","link":"https:\/\/lecompagnonrouge.fr\/?p=11987","title":{"rendered":"Cirsium palustre. Cirse des marais."},"content":{"rendered":"\n

Cirsium palustre<\/em> est un gros cirse ressemblant \u00e0 un chardon \u00e0 feuilles d\u00e9currentes (tiges arm\u00e9es tout du long) mais ne ressemblant pas \u00e0 Cirsium vulgare<\/a><\/em> (et il ne poss\u00e8de pas de spinules sur la face sup\u00e9rieure des feuilles).<\/p>\n\n\n\n

\"Cirsium<\/figure>\n\n\n\n
\"\"<\/figure>\n\n\n\n

Ses feuilles m\u00e9dianes sont profond\u00e9ment d\u00e9coup\u00e9es (elles sont pennatilob\u00e9es \u00e0 pennatipartites). Sa t\u00eate est form\u00e9e d’un groupe de petits capitules pyriformes. Indice parmi les indices, si il en est besoin: les bract\u00e9es de l’involucre (regarder en bas et au milieu) poss\u00e8dent une vitta diff\u00e9renci\u00e9e (la vitta est une partie indur\u00e9e au centre vers l’apex et juste avant l’\u00e9pine, ici claire). <\/p>\n\n\n\n

\"Vitta<\/figure>\n\n\n\n

<\/p>\n\n\n\n

L’exemplaire ici pr\u00e9sent\u00e9 a manifestement subit les engouements d’un troupeau de bovins en sortie ou en entr\u00e9e de parcelle.<\/p>\n\n\n\n

Origine. Position taxonomique.<\/strong><\/h2>\n\n\n\n

Plante eurasiatique. <\/p>\n\n\n\n

Asterales<\/a>> Asteraceae<\/a>>Carduoideae<\/a>>Cardueae<\/a>>Cirsium<\/a> palustre<\/p>\n\n\n\n

Ecologie<\/strong><\/h2>\n\n\n\n

AUTO ECOLOGIE<\/p>\n\n\n\n

Plante de ruisseaux, de m\u00e9gaphorbiaies, de foss\u00e9s longuement inond\u00e9s, de prairies hygrophiles et mar\u00e9cageuses.<\/p>\n\n\n\n

PHYTOCENOSES:<\/p>\n\n\n\n

M\u00e9gaphorbiaies planitiaires-collin\u00e9ennes, m\u00e9sotrophiles, acidophiles. Achilleo ptarmicae subsp. ptarmicae – Cirsion palustris<\/em> Julve & Gillet 1994<\/p>\n\n\n\n

M\u00e9gaphorbiaies du Filipendulo ulmariae-Convolvuletea<\/a><\/em><\/p>\n\n\n\n

Prairies du Potentillo-anserinae-Polygonetalia-avicularis<\/a><\/em>, et du Danthonio-decumbentis-Cynosurenion-cristati<\/a><\/em><\/p>\n\n\n\n

Photos: foss\u00e9s humides \u00e0 Saint Georges de Nigremont. Parc naturel de Millevaches(PNRM). Substrat granito\u00efde. Climat atlantique.<\/p>\n\n\n\n

<\/p>\n","protected":false},"excerpt":{"rendered":"

Cirsium palustre est un gros cirse ressemblant \u00e0 un chardon \u00e0 feuilles d\u00e9currentes (tiges arm\u00e9es tout du long) mais ne ressemblant pas \u00e0 Cirsium vulgare (et il ne poss\u00e8de pas de spinules sur la face sup\u00e9rieure des feuilles). Ses feuilles m\u00e9dianes sont profond\u00e9ment d\u00e9coup\u00e9es (elles sont pennatilob\u00e9es \u00e0 pennatipartites). Sa t\u00eate est form\u00e9e d’un groupe…<\/p>\n","protected":false},"author":1,"featured_media":11988,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12,205,204,1254],"tags":[1253],"class_list":["post-11987","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-asteraceae","category-cardueae","category-carduoideae","category-cirsium-palustre","tag-cirse-des-marais"],"yoast_head":"\nCirsium palustre. 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