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喜树(Camptotheca acuminata)为珙桐科,旱莲属。又称旱莲、旱莲木、千张树、水桐树。喜树是一种高大的落叶乔木,据记载树高可达60余米,生长迅速,树形雄伟,绝不屈曲。树皮灰白色,平滑,花亦很美观,是优美的庭园绿化树种。木材色白而轻软,可作造纸、锯板及家具等用材。种子、枝叶和根均可入药,据报导喜树硷对癌症近期疗效较好,国际上称其为治癌“尅星”,是我国特有的重要药用树种之一。
Camptotheca acuminata is Davidiaceae, Eclipta. Also known as Eclipta, Eclipta wood, thousand trees, water trees. Caixing is a tall tree deciduous tree, according to records tree height up to 60 meters, rapid growth, the tree majestic, never buckling. Bark gray, smooth, flowers are also beautiful, is a beautiful garden afforestation species. Wood color white and soft, can be used for paper, sawn timber and furniture timber. The seeds, leaves and roots can be used as medicine. It is reported that camptothecin has a good curative effect on cancer recently. It is internationally regarded as one of the most important medicinal tree species in our country.