{"id":4510,"date":"2017-10-24T10:38:03","date_gmt":"2017-10-24T08:38:03","guid":{"rendered":"https:\/\/www.domainedurayol.org\/?p=4510"},"modified":"2017-12-02T09:23:57","modified_gmt":"2017-12-02T08:23:57","slug":"plante-mois-solanum-chrysotrichum","status":"publish","type":"post","link":"https:\/\/www.domainedurayol.org\/en\/plante-mois-solanum-chrysotrichum\/","title":{"rendered":"La plante du mois : Solanum chrysotrichum"},"content":{"rendered":"<p>Ce mois-ci, nous arrivons dans un paysage invit\u00e9 du Domaine du Rayol : l\u2019Am\u00e9rique subtropicale. Devant nous se dresse une plante, son nom latin est <em>Solanum chrysotrichum<\/em>. Ses grandes fleurs nous font penser \u00e0 la tomate.<\/p>\n<hr \/>\n<h2>La famille des Solanaceae<\/h2>\n<p>En botanique, les plantes sont classifi\u00e9es par rapport aux fleurs et fruits. D\u2019ailleurs, cette esp\u00e8ce est cousine de la tomate (<em>Solanum lycopersicum<\/em>), de la pomme de terre (<em>Solanum tuberosum<\/em>) et de l\u2019aubergine (<em>Solanum melongena<\/em>). Les Solanaceae, grande famille r\u00e9partie sur tout le globe (sauf en Antarctique), est surtout pr\u00e9sente sur le continent americain. Elle regroupe pr\u00e8s de 2 700 esp\u00e8ces (et 98 genres). La tomate et la patate sauvage viennent justement d\u2019Am\u00e9rique du Sud. Dans cette famille, beaucoup sont connues pour leurs effets toxiques et psychotropes : le Datura (<em>Datura stramonium<\/em>), la Belladone (<em>Atropa belladonna<\/em>), le Tabac (<em>Nicotiana tabacum<\/em>)&#8230; La Nicotine pr\u00e9sente dans le tabac est un neurotoxique naturel pour les insectes et les acariens. Chez l\u2019homme, elle a des effets stimulants et procure des sensations de \u00ab bien-\u00eatre \u00bb.<\/p>\n<hr \/>\n<h2>Caract\u00e9ristiques du Solanum chrysotrichum<\/h2>\n<div id=\"attachment_4520\" style=\"width: 420px\" class=\"wp-caption alignleft\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-4520\" class=\"fancybox wp-image-4520 \" title=\"\u00a9 Domaine du Rayol\" src=\"https:\/\/www.domainedurayol.org\/wp-content\/uploads\/sites\/4\/2017\/10\/Solanum-chrysotrichum-3-700x525.jpg\" alt=\"Solanum chrysotrichum - fruits\" width=\"410\" height=\"307\" srcset=\"https:\/\/www.domainedurayol.org\/en\/wp-content\/uploads\/sites\/4\/2017\/10\/Solanum-chrysotrichum-3-700x525.jpg 700w, https:\/\/www.domainedurayol.org\/en\/wp-content\/uploads\/sites\/4\/2017\/10\/Solanum-chrysotrichum-3-250x188.jpg 250w, https:\/\/www.domainedurayol.org\/en\/wp-content\/uploads\/sites\/4\/2017\/10\/Solanum-chrysotrichum-3-768x576.jpg 768w, https:\/\/www.domainedurayol.org\/en\/wp-content\/uploads\/sites\/4\/2017\/10\/Solanum-chrysotrichum-3-400x300.jpg 400w, https:\/\/www.domainedurayol.org\/en\/wp-content\/uploads\/sites\/4\/2017\/10\/Solanum-chrysotrichum-3-120x90.jpg 120w\" sizes=\"auto, (max-width: 410px) 100vw, 410px\" \/><p id=\"caption-attachment-4520\" class=\"wp-caption-text\"><em>Solanum chrysotrichum<\/em> &#8211; fruits<\/p><\/div>\n<p>Revenons sur notre <em>Solanum chrysotrichum<\/em>, originaire d\u2019Am\u00e9rique centrale tropicale, il se d\u00e9veloppe \u00e0 certains endroits en Afrique et Australie, notamment dans des lieux \u00ab troubl\u00e9s \u00bb suite \u00e0 l\u2019activit\u00e9 humaine. Ses feuilles sont couvertes de poils roux et d\u2019\u00e9pines (comme sur les branches) ce qui est s\u00fbrement d\u00fb \u00e0 une adaptation aux herbivores. C\u2019est un arbuste pouvant mesurer jusqu\u2019\u00e0 6 &#8211; 7 m de hauteur. Cependant, du jour au lendemain, il peut\u00a0perdre de la hauteur, et avoir une allure biscornue. Quand le poids des fruits est trop important, les branches cassent, mais restent sur l\u2019arbre. Apparaissent alors de nouvelles pousses partant \u00e0 la verticale, ce qui lui procure un port assez intriguant. Les Italiens ont fait quelques tests sur cette esp\u00e8ce, en y greffant des aubergines et des tomates\u2026 R\u00e9sultat garanti, la greffe prend et on obtient des pieds de tomates et aubergines g\u00e9ants !<\/p>\n<hr \/>\n<h2>Utilisations du Solanum chrysotrichum<\/h2>\n<p>Etant donn\u00e9 que les Solanaceae pr\u00e9sentent un bon nombre de mol\u00e9cules toxiques, elles peuvent \u00eatre, \u00e0 faible dose, utilis\u00e9es comme un m\u00e9dicament. Des \u00e9tudes scientifiques et cliniques ont montr\u00e9 l\u2019utilit\u00e9 de cette esp\u00e8ce dans les traitements contre les mycoses, tels que l\u2019athl\u00e8te du pied et les candidoses. Au Mexique, la plante est utilis\u00e9e en m\u00e9decine traditionnelle comme traitement le plus efficace aux infections cutan\u00e9es g\u00e9n\u00e9rales et \u00e0 la gale.<br \/>\nLes plantes de nos jardins rec\u00e8lent encore beaucoup de secrets\u2026<\/p>\n<p style=\"text-align: right;\"><em>Les jardiniers du Domaine du Rayol<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"Ce mois-ci, nous arrivons dans un paysage invit\u00e9 du Domaine du Rayol : l\u2019Am\u00e9rique subtropicale. Devant nous se dresse une plante, son nom latin est Solanum chrysotrichum. Ses grandes fleurs nous font penser \u00e0 la tomate. La famille des Solanaceae En botanique, les plantes sont classifi\u00e9es par rapport aux fleurs et fruits. D\u2019ailleurs, cette esp\u00e8ce {&#8230;}","protected":false},"author":2,"featured_media":4518,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[75],"tags":[],"class_list":["post-4510","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-le-coin-des-jardiniers"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>La plante du mois : Solanum chrysotrichum - Domaine du Rayol<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.domainedurayol.org\/en\/plante-mois-solanum-chrysotrichum\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"La plante du mois : Solanum chrysotrichum - Domaine du Rayol\" \/>\n<meta property=\"og:description\" content=\"Ce mois-ci, nous arrivons dans un paysage invit\u00e9 du Domaine du Rayol : l\u2019Am\u00e9rique subtropicale. 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