《云南林业》评选省树,是件大好事,是十分有益的活动。通过这个活动,可对全省人民传播林业知识和进行热爱云南、热爱故乡的教育。选定省树的条件,可以列出许多,而且由于人们认识和看法上的差异,各人所列的条件也可能有所不同。然而,为了统一意见,便于评选,应当有共同的公认的条件。我认为德隅等同志所提出的省树评选的条件是合适的,而云南松又吻合他们提出的省树候选树的条件。云南松的特性刘中天和冯士明两同志已有较好说明,相同的不再重述。除外,我还认为: 一、云南高原是云南松起源和分布的中心,所以,云南松是地地道道的云南乡土树种。把云南松定为省树,这对开展时云南松的起源、分布、演变和生物学、 “Yunnan Forestry” provincial tree selection, is a good thing, is a very useful activity. Through this activity, we can spread forestry knowledge and educate the people of Yunnan province who love Yunnan and their hometown. The conditions for selecting the provincial tree can be listed many, and because of differences in people’s understanding and perception, the conditions listed by each person may also be different. However, in order to unify their opinions and facilitate their selection, there should be common and generally accepted conditions. I think the conditions for provincial tree selection proposed by Comrade Yu Teyu and others are in line with their proposed conditions for the provincial tree candidate tree. Characteristics of Yunnan pine Liuzhong Tian and Feng Shiming two comrades have a better description, the same will not be repeated. Except, I also think: First, Yunnan Plateau is the origin and distribution of Yunnan pine center, therefore, Yunnan pine is an authentic Yunnan native tree species. Yunnan Songding as a provincial tree, which carry out the origin, distribution, evolution and biology of Pinus yunnanensis,