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本文简要描述了柑桔类植物和其近缘植物;回顾了以往有关起源的论述.根据大陆漂移理论,分析各有关大陆的古生态气候和地史变迁.推测柑桔类植物祖先可能起源于四川、康滇和江南古陆以及印度支那半岛一带地域,然后传播至印度、非洲和澳洲.从柑桔类植物的形态特征、分布及生态状况等分析,认为金柑属、枳属和柑桔属起源于中国,而澳砂檬属、多蕊桔属和澳指蒙属则起源于澳州.
This paper briefly describes the citrus plants and their related plants; reviews the previous expositions on origin, and analyzes the paleoclimate climate and the change of the geo-history of all the relevant mainland continents according to the theory of continental drift.It is presumed that the ancestors of citrus plants may originate from Sichuan , Kangdian and Jiangnan ancient land and Indo-China Peninsula area, and then spread to India, Africa and Australia.From the analysis of morphological characteristics, distribution and ecological status of citrus plants, it is considered that the origin of kumquat, citrus and citrus In China, the Australian sand genus, Torreya genus and Macanese are derived from Australia.