杜鹃花可分为四类：一是毛鹃，又叫毛叶杜鹃、大叶杜鹃，是春鹃大花品种。二是东鹃，属于岩石杜鹃一类，花型较小，被列为春鹃小花品种。三是夏鹃，花期５～６月，是花期最晚的一类，故有夏鹃之称。四是西鹃，因早在西欧的荷兰、比利时育成，故称西鹃。也有的叫比利时杜鹃或者? Azaleas can be divided into four categories: First, cuckoo, also known as the cuckoo Rhododendron, cuckoo big cuckoo, is the spring cuckoo flower varieties. Second is the cuckoo, belonging to a class of rock cuckoo, flower smaller, was classified as a variety of cuckoo flowers. Third, summer cuckoo, flowering from May to June, is the late flowering of a class, it is called Xia Juan. Fourth, the rhododendron, as early as in Western Europe, the Netherlands, Belgium bred, it is called the cuckoo. Some also called the Belgian cuckoo or?