Investigation and Analysis of Plant Resources under Rubber Forests in Hainan Island

Tropical rubber forest is widely distributed in Hainan Island,and is one of the most important vegetation in Hainan Island.Obtaining the survey of plant resources under rubber forests is necessary to understand the ecosystem of the rubber forests.How to develop and utilize of plant resources has very important significance of increasing economic benefits of the Hainan Province and the construction of international traveling island of Hainan.In this paper,the types and distributions of understory plant species in rubber forests in Hainan Island were survived and classified.The results showed that the species under the rubber forests are considerably rich.There are 472 species,including 382 medicinal plants,40 forages,35 fiber plants,22 edible plants,13 ornamental plants and 7 Hainan endemic species.In view of current situation of plant resources in Hainan Island rubber forests,combined with the actual conditions of Hainan Province,utilization countermeasures,such as,developing intercropping agroforestry,medicinal industry,flowers industry,tourism souvenirs industry,are put forward in this paper.