在中国科学院昆明植物研究所的茶花园里，有一棵高高的水杉树，树下有一块石碑，碑旁常常可以看到几朵小花，可是却从没见到献花的人。那些小花因季节而变换着颜色，它们依偎在石碑旁，仿佛一群可爱的小天使，在唱着动人的乐曲。这就是我国著名植物学家蔡希陶先生的墓碑，... In the Tea Garden of the Kunming Institute of Botany, Chinese Academy of Sciences, there is a tall tree of hydrophyllous trees under a tree. There are a few small flowers often seen beside the monument, but no flower-giving person has ever been seen. The flowers change color due to the seasons, and they nestle beside the stone tablet as if they were a group of cute little angels singing moving songs. This is the tombstone of our famous botanist Mr. Cai Xitao, ...