本研究工作是在“海南野生龙眼及其群落调查”(参阅《龙眼》,1983年第2期,1—5页)和“海南岛发现有野生龙眼群落”(参阅《中国果树》1984年第1期31页)的基础上,对海南岛野生龙眼与栽培龙眼进行了对比观察,包括群落特征、生物学特性、叶片表皮及花粉扫描电镜的形态比较观察。现将我们的研究结果介绍如下。一、研究方法 (一)以琼中县的毛阳、什运、营根和乐东县尖峰岭林区内原属原始森林,现为森林保护区或次森林区中的热带半落叶性季雨林的野 This research work is carried out in “Hainan Wild Longan and Its Community Survey” (see “Longan”, No. 2, 1983, p.1-5) and “Wild Longan Community Found in Hainan Island” (refer to “Chinese Fruit Tree” Based on the comparative analysis of wild longan and longan cultivated in Hainan Island, including the characteristics of community, biological characteristics, the morphology of leaf epidermis and pollen scanning electron microscopy. Now the results of our study are described below. First, the research methods (a) to Qiongzhong County, Mao Yang, Shiyun, Campanulaceae and Lefeng County Fengfengling forest area is the original virgin forest, is now a forest or sub-forest areas in the forest semi-deciduous seasonal rain forest Wild