串叶松香草,原产北美洲高草原地带,多年生菊科。最初是引入欧洲植物园做观赏用的。以后前苏联作为饲料植物加以研究,1979年中国科学院植物研究所从朝鲜引入我国。从此。经全国串叶松香草协作研究组同志们的共同努力在我国东起江苏西至新疆,北起黑龙江南至广东,不同气候区域内做过大量的研究,先后在陕西华县、山西太原、 Slash leaf vanilla, native to North America high grassland zone, perennial Asteraceae. Initially introduced into the European Botanical Garden for ornamental purposes. After the former Soviet Union as a feed plant to be studied in 1979, Institute of Botany, Chinese Academy of Sciences from North Korea into China. From then on. Through the joint efforts of the Collaborating Research Group of C. sinensis in our country, from east to west of Jiangsu Province to Xinjiang, from the south of Heilongjiang to Guangdong in the north, a great deal of researches have been done in different climatic regions, successively in Huaxian, Shanxi, Taiyuan,