论文部分内容阅读
在自然界,有许多植物开花和闭合的时间很有规律,它们似乎在告诉人们一天的时间.质朴淡雅的蒲公英大约在早晨5点开花,几个世纪以来被人们称作“牧人钟”;伯利恒星花(Ornithogalum umbellatum)通常在11点开花,因此博得了“十一点公主”的美称;草地婆罗门参(Tragopogon pratensis)的花朵大约在正午时闭合,故被称为“约翰午休”.到了黄昏,待宵草、亚马逊王莲和美洲七瓣莲竞相开放;月
There are many plants in nature that have regular flowering and closing times and seem to be telling people the time of day.The rustic and elegant dandelion blooms at about 5 a.m. and is known as the “shepherd’s bell” for centuries; the star of Bethlehem The flower of Ornithogalum umbellatum usually blossoms at 11 o’clock and therefore wins the reputation of “Eleventh Princess.” The flower of the Tragopogon pratensis closes at noon and is therefore known as “John’s Lunch Break.” By evening, To be the evening grass, the Amazon Wang Lian and the Americas seven lotus competing open; month