悬钩子属植物资源及其利用

悬钩子属Rubus L.植物资源丰富，分布广泛，我国已发表201种98变种，种类之多仅次于北美中心，在分布上自西向东，自南而北有逐渐减少的趋势，西南部为分布中心，利用上有果用和药用两个主要途径，本文在进行国内资源考察的基础上，回顾了国内外悬钩子属植物的利用历史及其栽培化进程，并提出了我国野生悬钩子属植物中具有圈在果用潜力的11个种，本属许多种类是生态适应性很强的地被植物，从保护环境的角度出发，其在水土保持和美化环境方面的价值也值得注意。

Rubus L. resources and its utilization

The Rubus resources is abundant and distributed widely in the world. China is recognized as the secondary center of Rubus next to the N. America center. In China the distribution appears a tendency of decreasing from west to east and from south to north. From the ethnobotanical information the utilization of Rubus fruits, leaves, roots as well as whole plants may trace back to 2 000~3 000 years ago in Europe, N. America and Asia. It is usually considered as a kind of small fruit in the world, but in China it has been about two thousand years since its medicinal effects was noticed. There are also some good ground cover plants in the genus. It is believed that they are valuable in water and soil conservation and environment beautification. Based upon the investigation of domestic Rubus resources the author reviewed the history of the utilization and cultivation of Rubus in the world and suggested that the Rubus should be considered as a resource of small fruit plants, medicinal plants and environmental plants as well. In this paper 11 species of potentiality were recommended.