杜鹃花是植物界中很具观赏性的一大类野生花卉。它们是属于杜鹃花科杜鹃花属的一群常绿或落叶阔叶的植物。杜鹃花一般从早春到初夏开花,花期长,花色丰富,很有栽培观赏价值,成为世界上著名的观赏植物。杜鹃花属的植物,以亚洲的喜马拉雅山脉和横断山区最为繁盛。全球约有800多种杜鹃花,中国就有500多种,云南有200多种。在西方,有这样一句话,“没有中国的杜鹃,就没有西方的园林。” Azalea is a large ornamental plant species in the wild flowers. They are a group of evergreen or deciduous broadleaf plants belonging to the genus Azalea. Rhododendron generally flowering from early spring to early summer, long flowering period, rich colors, great ornamental value, become the world’s famous ornamental plants. Rhododendron plants, most of Asia’s Himalayas and Hengduan Mountains. There are about 800 species of azaleas in the world, more than 500 in China and over 200 in Yunnan. In the West, there is such a remark: “There is no Western garden without Chinese azaleas.”