{"id":4792,"date":"2022-01-12T16:15:00","date_gmt":"2022-01-12T16:15:00","guid":{"rendered":"https:\/\/nantes.apbg.org\/?p=4792"},"modified":"2025-12-07T19:21:15","modified_gmt":"2025-12-07T19:21:15","slug":"samedi-30-avril-2022-decouvertes-geologique-et-paleobotanique-sur-la-corniche-angevine","status":"publish","type":"post","link":"https:\/\/nantes.apbg.fr\/index.php\/2022\/01\/12\/samedi-30-avril-2022-decouvertes-geologique-et-paleobotanique-sur-la-corniche-angevine\/","title":{"rendered":"Samedi 30 avril 2022 : d\u00e9couvertes g\u00e9ologique et pal\u00e9obotanique sur la Corniche angevine"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Le comit\u00e9 de la r\u00e9gionale de Nantes de l&rsquo;APBG a organis\u00e9 une demi-journ\u00e9e en compagnie de Fabrice Redois (Universit\u00e9 d\u2019Angers), pour nous faire d\u00e9couvrir la g\u00e9ologie et des plantes fossiles d\u2019un site exceptionnel datant de plus de 315 millions d\u2019ann\u00e9es&nbsp; (d\u2019\u00e2ge Namurien) au niveau du site des <strong>&nbsp;Mal\u00e9cots,<\/strong> au c\u0153ur du&nbsp;<a href=\"https:\/\/fr.wikipedia.org\/wiki\/Bassin_houiller_de_Basse_Loire\">bassin houiller de Basse Loire<\/a>.<\/p>\n\n\n\n<figure class=\"wp-block-image alignright size-large is-resized\"><a href=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278834691_938784853467876_43381758697995251_n-2.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278834691_938784853467876_43381758697995251_n-2-1024x576.jpg\" alt=\"\" class=\"wp-image-7422\" style=\"width:500px;height:281px\" srcset=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278834691_938784853467876_43381758697995251_n-2-1024x576.jpg 1024w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278834691_938784853467876_43381758697995251_n-2-300x169.jpg 300w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278834691_938784853467876_43381758697995251_n-2-768x432.jpg 768w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278834691_938784853467876_43381758697995251_n-2-1536x864.jpg 1536w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278834691_938784853467876_43381758697995251_n-2-1320x743.jpg 1320w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278834691_938784853467876_43381758697995251_n-2.jpg 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">De prime abord, en ce samedi ensoleill\u00e9, sous l&rsquo;aspect d&rsquo;une simple d\u00e9couverte de la corniche angevine au milieu des vignes de Chaudefonds-sur-Layon, ce fut en r\u00e9alit\u00e9, une impressionnante plong\u00e9e dans une for\u00eat mar\u00e9cageuse d\u2019il y a environ 325Ma (Mississipien) avec des L\u00e9pidodendrons fig\u00e9s par une \u00e9ruption volcanique. Un v\u00e9ritable Pomp\u00e9i pal\u00e9obotanique ! Apr\u00e8s la recherche de fossiles au niveau du terril, la mont\u00e9e au chevalement, ce fut la d\u00e9couverte des richesses de la tranch\u00e9e des Mal\u00e9cots : une des 3 seules for\u00eats fossilis\u00e9es de cette \u00e9poque en Europe. On y retrouve, des coupes transversales et longitudinales de stipes, des branches avec de belles cicatrices foliaires, des microphylles, des rhizomes avec les cicatrices de racines et du sol fossilis\u00e9s.C\u2019est gr\u00e2ce \u00e0 la collaboration entre pal\u00e9obotaniste (Christine Strullu-Derrien), s\u00e9dimentologue et tectonicien que l\u2019on peut arriver petit \u00e0 petit \u00e0 reconstituer les \u00e9tapes de l\u2019histoire de ce lieu : d\u00e9veloppement d\u2019une for\u00eat au Carbonif\u00e8re, \u00e9pisode volcanique de type explosif (cin\u00e9rites, bombes volcaniques) et tectonique expliquant l\u2019inversion de toutes les couches.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Un <strong>GRAND MERCI<\/strong> \u00e0 Fabrice Redois et Alexis Ratier pour nous avoir fait d\u00e9couvrir, avec passion, ce top 10 g\u00e9ologique du Maine et Loire.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><em>D&rsquo;autres sources en ligne :<\/em><\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/fr.wikipedia.org\/wiki\/Site_des_Mal%C3%A9cots\">https:\/\/fr.wikipedia.org\/wiki\/Site_des_Mal%C3%A9cots<\/a><\/li>\n\n\n\n<li><a href=\"http:\/\/www.stebarbe.com\/malecots.htm\">http:\/\/www.stebarbe.com\/malecots.htm<\/a><\/li>\n<\/ul>\n\n\n\n<div style=\"height:1px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-vivid-green-cyan-color has-css-opacity has-vivid-green-cyan-background-color has-background is-style-wide\"\/>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278713388_938785186801176_1709667961257006648_n.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"592\" height=\"280\" data-id=\"7419\" src=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278713388_938785186801176_1709667961257006648_n.jpg\" alt=\"\" class=\"wp-image-7419\" srcset=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278713388_938785186801176_1709667961257006648_n.jpg 592w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278713388_938785186801176_1709667961257006648_n-300x142.jpg 300w\" sizes=\"auto, (max-width: 592px) 100vw, 592px\" \/><\/a><figcaption class=\"wp-element-caption\">La mont\u00e9e au terril<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278757603_938785846801110_204241179718230264_n.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"813\" data-id=\"7420\" src=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278757603_938785846801110_204241179718230264_n-1024x813.jpg\" alt=\"\" class=\"wp-image-7420\" srcset=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278757603_938785846801110_204241179718230264_n-1024x813.jpg 1024w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278757603_938785846801110_204241179718230264_n-300x238.jpg 300w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278757603_938785846801110_204241179718230264_n-768x610.jpg 768w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278757603_938785846801110_204241179718230264_n-1536x1220.jpg 1536w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278757603_938785846801110_204241179718230264_n-1320x1048.jpg 1320w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278757603_938785846801110_204241179718230264_n.jpg 1874w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption class=\"wp-element-caption\">Alexis et Fabrice. Top merci !<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278841255_938784940134534_8219993224868835687_n.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"485\" data-id=\"7423\" src=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278841255_938784940134534_8219993224868835687_n-1024x485.jpg\" alt=\"\" class=\"wp-image-7423\" srcset=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278841255_938784940134534_8219993224868835687_n-1024x485.jpg 1024w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278841255_938784940134534_8219993224868835687_n-300x142.jpg 300w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278841255_938784940134534_8219993224868835687_n-768x364.jpg 768w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278841255_938784940134534_8219993224868835687_n-1536x728.jpg 1536w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278841255_938784940134534_8219993224868835687_n-1320x626.jpg 1320w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278841255_938784940134534_8219993224868835687_n.jpg 1728w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption class=\"wp-element-caption\">Vue sur la tranch\u00e9e des Mal\u00e9cots<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278846250_938785086801186_8695535860769340762_n-1.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"485\" data-id=\"7436\" src=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278846250_938785086801186_8695535860769340762_n-1-1024x485.jpg\" alt=\"\" class=\"wp-image-7436\" srcset=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278846250_938785086801186_8695535860769340762_n-1-1024x485.jpg 1024w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278846250_938785086801186_8695535860769340762_n-1-300x142.jpg 300w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278846250_938785086801186_8695535860769340762_n-1-768x364.jpg 768w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278846250_938785086801186_8695535860769340762_n-1-1536x728.jpg 1536w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278846250_938785086801186_8695535860769340762_n-1-1320x626.jpg 1320w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278846250_938785086801186_8695535860769340762_n-1.jpg 1728w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption class=\"wp-element-caption\">Fabrice Redois devant la for\u00eat fossilis\u00e9e de L\u00e9pidodendrons<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278878695_938785246801170_5597969281405521849_n.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"485\" data-id=\"7425\" src=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278878695_938785246801170_5597969281405521849_n-1024x485.jpg\" alt=\"\" class=\"wp-image-7425\" srcset=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278878695_938785246801170_5597969281405521849_n-1024x485.jpg 1024w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278878695_938785246801170_5597969281405521849_n-300x142.jpg 300w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278878695_938785246801170_5597969281405521849_n-768x363.jpg 768w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278878695_938785246801170_5597969281405521849_n-1536x727.jpg 1536w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278878695_938785246801170_5597969281405521849_n-1320x625.jpg 1320w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278878695_938785246801170_5597969281405521849_n.jpg 2016w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption class=\"wp-element-caption\">Figure s\u00e9dimentaire permettant d&rsquo;orienter les couches<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278827890_938785290134499_4685557125722936104_n.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"485\" data-id=\"7421\" src=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278827890_938785290134499_4685557125722936104_n-1024x485.jpg\" alt=\"\" class=\"wp-image-7421\" srcset=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278827890_938785290134499_4685557125722936104_n-1024x485.jpg 1024w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278827890_938785290134499_4685557125722936104_n-300x142.jpg 300w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278827890_938785290134499_4685557125722936104_n-768x363.jpg 768w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278827890_938785290134499_4685557125722936104_n-1536x727.jpg 1536w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278827890_938785290134499_4685557125722936104_n-1320x625.jpg 1320w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278827890_938785290134499_4685557125722936104_n.jpg 2016w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption class=\"wp-element-caption\">Petit volcan de boue \u00e9rod\u00e9 permettant lui aussi d&rsquo;orienter les couches<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278914991_938785030134525_7942340486361272173_n.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"485\" data-id=\"7426\" src=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278914991_938785030134525_7942340486361272173_n-1024x485.jpg\" alt=\"\" class=\"wp-image-7426\" srcset=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278914991_938785030134525_7942340486361272173_n-1024x485.jpg 1024w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278914991_938785030134525_7942340486361272173_n-300x142.jpg 300w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278914991_938785030134525_7942340486361272173_n-768x363.jpg 768w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278914991_938785030134525_7942340486361272173_n-1536x727.jpg 1536w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278914991_938785030134525_7942340486361272173_n-1320x625.jpg 1320w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278914991_938785030134525_7942340486361272173_n.jpg 2016w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption class=\"wp-element-caption\">Dichotomie caract\u00e9ristique des plantes anciennes<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278941431_938785573467804_6868961727508888455_n.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"485\" data-id=\"7427\" src=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278941431_938785573467804_6868961727508888455_n-1024x485.jpg\" alt=\"\" class=\"wp-image-7427\" srcset=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278941431_938785573467804_6868961727508888455_n-1024x485.jpg 1024w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278941431_938785573467804_6868961727508888455_n-300x142.jpg 300w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278941431_938785573467804_6868961727508888455_n-768x364.jpg 768w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278941431_938785573467804_6868961727508888455_n-1536x728.jpg 1536w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278941431_938785573467804_6868961727508888455_n-1320x626.jpg 1320w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278941431_938785573467804_6868961727508888455_n.jpg 1728w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption class=\"wp-element-caption\">Base d&rsquo;un L\u00e9pidodendron avec son rhizome<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278965826_938784906801204_7589467425730719435_n.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" data-id=\"7428\" src=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278965826_938784906801204_7589467425730719435_n-1024x576.jpg\" alt=\"\" class=\"wp-image-7428\" srcset=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278965826_938784906801204_7589467425730719435_n-1024x576.jpg 1024w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278965826_938784906801204_7589467425730719435_n-300x169.jpg 300w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278965826_938784906801204_7589467425730719435_n-768x432.jpg 768w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278965826_938784906801204_7589467425730719435_n-1536x864.jpg 1536w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278965826_938784906801204_7589467425730719435_n-1320x743.jpg 1320w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278965826_938784906801204_7589467425730719435_n.jpg 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278970381_938785426801152_6659255198922980463_n.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"485\" data-id=\"7429\" src=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278970381_938785426801152_6659255198922980463_n-1024x485.jpg\" alt=\"\" class=\"wp-image-7429\" srcset=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278970381_938785426801152_6659255198922980463_n-1024x485.jpg 1024w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278970381_938785426801152_6659255198922980463_n-300x142.jpg 300w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278970381_938785426801152_6659255198922980463_n-768x364.jpg 768w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278970381_938785426801152_6659255198922980463_n-1536x728.jpg 1536w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278970381_938785426801152_6659255198922980463_n-1320x626.jpg 1320w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278970381_938785426801152_6659255198922980463_n.jpg 1728w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278973644_938785520134476_7630999776078100175_n.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"485\" data-id=\"7430\" src=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278973644_938785520134476_7630999776078100175_n-1024x485.jpg\" alt=\"\" class=\"wp-image-7430\" srcset=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278973644_938785520134476_7630999776078100175_n-1024x485.jpg 1024w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278973644_938785520134476_7630999776078100175_n-300x142.jpg 300w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278973644_938785520134476_7630999776078100175_n-768x364.jpg 768w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278973644_938785520134476_7630999776078100175_n-1536x728.jpg 1536w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278973644_938785520134476_7630999776078100175_n-1320x626.jpg 1320w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/278973644_938785520134476_7630999776078100175_n.jpg 1728w\" 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class=\"wp-block-image size-large\"><a href=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/279117222_938785666801128_4376448131871712410_n.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"485\" data-id=\"7433\" src=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/279117222_938785666801128_4376448131871712410_n-1024x485.jpg\" alt=\"\" class=\"wp-image-7433\" srcset=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/279117222_938785666801128_4376448131871712410_n-1024x485.jpg 1024w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/279117222_938785666801128_4376448131871712410_n-300x142.jpg 300w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/279117222_938785666801128_4376448131871712410_n-768x363.jpg 768w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/279117222_938785666801128_4376448131871712410_n-1536x727.jpg 1536w, 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https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/279646378_938785133467848_8482140030671599640_n-300x142.jpg 300w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/279646378_938785133467848_8482140030671599640_n-768x363.jpg 768w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/279646378_938785133467848_8482140030671599640_n-1536x727.jpg 1536w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/279646378_938785133467848_8482140030671599640_n-1320x625.jpg 1320w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2022\/01\/279646378_938785133467848_8482140030671599640_n.jpg 2016w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption class=\"wp-element-caption\">Microphylles et tige<\/figcaption><\/figure>\n<\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Le comit\u00e9 de la r\u00e9gionale de Nantes de l&rsquo;APBG a organis\u00e9 une demi-journ\u00e9e en compagnie de Fabrice Redois (Universit\u00e9 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