赣南地区杜鹃属植物资源及其保护利用

摘要：通过查阅文献资料结合实地调查研究，对赣南地区杜鹃属野生植物资源分布进行了统计分析。赣南地区杜鹃属植物共有32种（不包括种下等级），隶属于映山红亚属、马银花亚属、常绿杜鹃亚属和羊踯躅亚属。根据生活型，赣南地区杜鹃属植物可分为灌木型和灌木与乔木兼有型；从垂直分布来看，赣南地区200~2000m海拔内均有杜鹃属植物分布，其中以500~1200m海拔高度种数最多；从水平分布来看，赣南地区各县市均有杜鹃属植物资源分布，主要集中在赣南地区的西南部和东部；从观赏和药用两个方面探讨了杜鹃属植物资源的价值，并提出杜鹃植物资源在赣南地区的合理保护利用措施。

Plant Resources and Protection and Utilization of Rhododendron in Gannan Area

Abstract: Using the combination of consulting literature and field investigation, this study sorted out and analyzed the resources of Rhododendron in Gannan Area. There were 32 species ( excluded subspecies and variants) in Gannan Area belonged to 4 subgenera (Subgen. Azaleastrum, Subgen. Hymenanthes, Subgen. Pentanthera and Subgen. Tsutsusi). According to the life form, Rhododendron in Gannan Area included shrub form and tree-shrub form, in terms of vertical distribution, Rhododendron in Gannan Area were distributed the areas of altitude span from 200 to 2000 m, mainly from 500 to 1200 m. Based on the horizontal distribution, Rhododendron resources in Gannan Area are distributed in all counties and cities, mainly in the southwest and east of Southern Jiangxi Province. This study analyzed the values of Rhododendron in Gannan Area from ornamental and medicinal, and putted forward some reasonable protection and utilization measures of Rhododendron plant resources in Gannan Area.