Investigation was made on the natural forest of Pesudolarix amabilis in Yixian.The results showed that, in its distribution area,natural conditions were fine and floral elements were complex.

• 对分布于安徽省黟县泗溪乡较大面积的金钱松天然林进行了调查研究，结果表明，金钱松天然分布区条件优越，地理区系成分复杂。