杜鹃属(Rhododendron)是杜鹃花科中最大的家族 ,约960种 ,广泛分布于亚洲、欧洲、北美洲 ,主产于东亚和东南亚。我国约产542种(不包括种下等级) ,除新疆和宁夏外 ,各省区均有 ,但集中产于西南省区 :云南产234种 ,四川产179种 ,西藏产171种和贵州产60种。国产542种中 ,其中420种 Rhododendron (Rhododendron) is the largest family Ericaceae family, about 960 kinds, widely distributed in Asia, Europe, North America, mainly produced in East Asia and Southeast Asia. About 542 species (excluding species) were found in our country, with the exception of Xinjiang and Ningxia. However, all provinces and autonomous regions concentrated their production in the southwestern provinces and autonomous regions: 234 species in Yunnan, 179 species in Sichuan, 171 species in Tibet and 60 Species. 542 kinds of domestic, of which 420 species