再说萍蓬草
2017-05-12 本文已影响18人
黯黯红尘一路相伴
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看看,这就是萍蓬草,上次去长广溪没有拍到它清楚的特写。于是我再怎么用心描绘它的美,感觉也不及这些美图给出的效果。更何况我的文笔拙劣,或许所能描绘出的不及它的十分之一的美吧?呵呵!上次我是这么介绍的:一朵朵金花盛开于水中央,在初夏的阳光照射下闪闪发光,这又是什么花呢?它叫萍蓬草,因为有着金色莲花般的花朵,所以也叫黄金莲。见多了亭亭玉立的荷花和婀娜多姿的睡莲以后,是不是感觉这种小黄花很普通?可是在水上还没长出荷花和睡莲之前,突然看到水面上满眼绿色,以及在那些油亮的绿色中挺出的星星点点的金色花朵,那一刻,你就会有眼前一亮的感觉了。我因为被它吸引,所以特意为它多拍了几张小照,因为在水中央,拍不了特写,但就这么远远地看着,也是极有小家碧玉的独特魅力的,知道吧?这种水生植物可是极其有趣的呢!它不像浮萍那样漂浮不定,它有根,它的根部是固定在水底的泥土之中的。一株萍蓬草一次只开一朵花,当花儿谢了,其他花苞才会挺出水面,形成“排队”开花的现象。而且花茎只有在挺出水面六七厘米时才会开花。在花朵快要开放时,如果水面升高,花茎会快速生长,又抽高到离水面约六厘米时再开花;如果在花茎刚挺出水面时,水位下降,花茎就会停住不生长,约六天后再开花;至于已经开放的花朵,水盖过花的高度,花茎就会再度长高,让花儿挺出水面。 这种生长方式是不是很有趣呀?再这么介绍一遍,只为让更多的人认识它,了解它,喜欢它!
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