prada galleria saffiano leather mini baghigh end grade 45315 saint laurent lambskin chevron quilted small loulou urban grey 1861789 chanel metallic caviar quilted mini rectangular flap black 1869422 dior large toujours baghigh end grade 22549 chanel 25 medium handbaghigh end grade 121212 dolce gabbana nylon logo childrens backpack black 1633189 d lady d lite new arrival women bag size 24cm goyard goyardine saint leger soft briefcase backpack black 1838016 christian dior canvas medium mizza embroidered lady d lite beige multicolor 1818061 louis new arrival babylone tote bag size 35 20 cm christian louboutin x shun sudo adolon junior button flower low top mens sneaker 405 white multicolor 1697589 saint laurent grained lambskin monogram medium niki chain satchel crema soft 1825481 ysl rive gauche tote in raffiahigh end grade5336 loewe raffia calfskin small puzzle bag anise olive 1798223 hermes togo birkin 35 etoupe 1861524 cd unisex cd large book tote navy blue cd oblique embroidery hermes kleo slingback 43444 chanel lambskin plexiglass quilted coco love wallet on chain woc black 1885358 chanel canvas quilted coco cuba charms medium double flap khaki 1796822 the row grained calfskin small slouchy banana bag black 1877278 为什么称王莲为莲中之王?_有趣的植wu - 棒子小说网
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为什么称王莲为莲中之王?

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为什么称王莲为莲中之王?

在南mei洲的亚ma逊河liu域,生长着世界上最大的王莲。王莲的叶子直径有2米多,最大的可达4米。叶的边缘向上卷起, 像一个ju大的盆子。叶子正面呈淡绿se,十分光hua,背面呈土红se,密布着中空而jian实的cu壮叶脉和刺mao,成为jian固的支撑,能防止动wu破坏。叶子里面有许多充满气ti的洼窝,从而使叶子获得了很大的浮力。一个二三十千克重的孩子坐在叶面上玩耍也不会有危险,即使在上面均匀地铺上70千克的沙子,也不会沉没。王莲的hua很大,hua朵直径可达到30-40厘米,中心鲜红,边缘雪白,非常好看,傍晚开放,第二天早晨闭合。第二天傍晚再开时,huase逐渐变为淡红到紫红se。hua的雄rui和柱tou离得较远,依靠香味引昆虫替它传授hua粉。王莲的果子圆圆的,因为每个果实中约有200-300粒zhong子,zhong子又han大量淀粉,所以人们又称它为"水中玉米"。

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