{"id":6095,"date":"2024-04-21T15:09:50","date_gmt":"2024-04-21T13:09:50","guid":{"rendered":"https:\/\/lecompagnonrouge.fr\/?p=6095"},"modified":"2025-10-12T14:56:24","modified_gmt":"2025-10-12T12:56:24","slug":"bromus-tectorum-brome-des-toits","status":"publish","type":"post","link":"https:\/\/lecompagnonrouge.fr\/?p=6095","title":{"rendered":"Anisantha tectorum. Brome des toits."},"content":{"rendered":"\n<p class=\"has-medium-font-size\">Anisantha tectorum = Bromus tectorum<\/p>\n\n\n\n<p class=\"has-medium-font-size\">Ce brome est tr\u00e8s proche de <a href=\"https:\/\/lecompagnonrouge.fr\/?p=2421\">Anisantha sterilis<\/a>. Il s&rsquo;en distingue surtout parce que ses \u00e9pillets paraissent plus denses, du fait d&rsquo;\u00eatre tous pench\u00e9s nettement dans le m\u00eame sens. Un peu plus petit aussi &#8230;<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"850\" height=\"567\" src=\"https:\/\/lecompagnonrouge.fr\/wp-content\/uploads\/2024\/04\/IMG_0805.jpg\" alt=\"\" class=\"wp-image-6097\" srcset=\"https:\/\/lecompagnonrouge.fr\/wp-content\/uploads\/2024\/04\/IMG_0805.jpg 850w, https:\/\/lecompagnonrouge.fr\/wp-content\/uploads\/2024\/04\/IMG_0805-300x200.jpg 300w, https:\/\/lecompagnonrouge.fr\/wp-content\/uploads\/2024\/04\/IMG_0805-768x512.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\">Il peut para\u00eetre un peu plus argent\u00e9. Il est parfois (ou souvent) pubescent. Ce qui n&rsquo;est pas le cas de <a href=\"https:\/\/lecompagnonrouge.fr\/?p=2421\">Anisantha sterilis<\/a>.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"850\" height=\"644\" src=\"https:\/\/lecompagnonrouge.fr\/wp-content\/uploads\/2024\/04\/IMG_0805a.jpg\" alt=\"\" class=\"wp-image-6096\" srcset=\"https:\/\/lecompagnonrouge.fr\/wp-content\/uploads\/2024\/04\/IMG_0805a.jpg 850w, https:\/\/lecompagnonrouge.fr\/wp-content\/uploads\/2024\/04\/IMG_0805a-300x227.jpg 300w, https:\/\/lecompagnonrouge.fr\/wp-content\/uploads\/2024\/04\/IMG_0805a-768x582.jpg 768w\" sizes=\"auto, (max-width: 850px) 100vw, 850px\" \/><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<p class=\"has-medium-font-size\"><strong>Taxonomie<\/strong><\/p>\n\n\n\n<p class=\"has-medium-font-size\">Tout le genre Bromus appara\u00eet g\u00e9n\u00e9ralement comme monophyl\u00e9tique. Et distinct du genre s\u0153ur Triticum. Cependant que nombre d&rsquo;esp\u00e8ces sont paraphyl\u00e9tiques. L\u2019usage international semble plut\u00f4t pr\u00e9f\u00e9rer Bromus \u2026<\/p>\n\n\n\n<p class=\"has-small-font-size\"><a href=\"https:\/\/lecompagnonrouge.fr\/?s=poales\">Poales<\/a>><a href=\"https:\/\/lecompagnonrouge.fr\/?s=poaceae\">Poaceae<\/a>><a href=\"https:\/\/lecompagnonrouge.fr\/?s=groupe+des+bromes+au+sens+large\">Groupe des Bromes au sens large<\/a>: panicule \u00e9tal\u00e9e, parfois contract\u00e9e avec au moins un rameau un peu long> \u00e9pillets souvent denses et en tous cas grands et termin\u00e9es par une arr\u00eate>\u00a0<a href=\"https:\/\/lecompagnonrouge.fr\/?s=anisantha\">Anisantha<\/a> tectorum<\/p>\n\n\n\n<p class=\"has-medium-font-size\">Dans l\u2019ensemble, les gramin\u00e9es provoqueraient des pollinoses. Les poaceae forment un groupe qui semble particuli\u00e8rement complexe en raison de la taille de ce groupe pour les allergologues. Anisantha tectorum : pollen allergisant?<\/p>\n\n\n\n<p class=\"has-medium-font-size\">Plante de pelouses s\u00e8ches, sableuses, vieux murs, etc.<\/p>\n\n\n\n<p class=\"has-medium-font-size\">Friches annuelles rud\u00e9rales, europ\u00e9ennes. Sisymbrietea officinalis Korneck 1974<\/p>\n\n\n\n<p class=\"has-medium-font-size\">Brome r\u00e9guli\u00e8rement indiqu\u00e9 comme invasif (EEE) aux USA, suite \u00e0 des feux. Il y pr\u00e9senterait une forte concurrence. Egalement mauvaise herbe des cultures dans ce pays. Ce petit qui se tient pourtant si bien chez nous. L&rsquo;\u00e9chelle est large, mais cet exemple pour indiquer que les plantes invasives ne le sont pas partout. Une plante arrive de loin, et la plupart du temps elle ne trouve pas sa place. Souvent, elle peut rester. Et c&rsquo;est alors l&rsquo;occasion de la trouver assez sympathique. Plus rarement, il arrive qu&rsquo;elle cr\u00e9e des perturbations. Finalement ces ph\u00e9nom\u00e8nes semblent encore insuffisamment connus.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Anisantha tectorum = Bromus tectorum Ce brome est tr\u00e8s proche de Anisantha sterilis. Il s&rsquo;en distingue surtout parce que ses \u00e9pillets paraissent plus denses, du fait d&rsquo;\u00eatre tous pench\u00e9s nettement dans le m\u00eame sens. Un peu plus petit aussi &#8230; Il peut para\u00eetre un peu plus argent\u00e9. Il est parfois (ou souvent) pubescent. Ce qui&#8230;<\/p>\n","protected":false},"author":1,"featured_media":6098,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[954,306],"tags":[],"class_list":["post-6095","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-anisantha-tectorum","category-poaceae"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Anisantha tectorum. 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