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本文对我国落叶标27个种和变种的地理分布进行了研究,对其分布特点作了探讨,并绘制了15个主要种和变种的地理分布图。
In this paper, the geographical distribution of 27 species and varieties of leaf deciduous in China was studied, the distribution characteristics were discussed, and the geographical distribution maps of 15 main species and varieties were drawn.