山核桃(Carya cathayensisSarg.)是胡桃科的木本油料植物,是浙江省西北部和安徽省东南部山区特产的干果,分布范围狭小。近年来,我们在安徽省大别山区,发现有成片的山核桃天然林。地点在大别山北麓的群山腹地,位置在东经150°50′,北纬31°17′,行政属金寨县渔潭公社西元林场范围内。生境海拔550—800米,坡向东 Carya cathayensis Sarg. Is a woody oil plant of the genus Walnuts, and is the dried fruit of the specialties in the northwestern part of Zhejiang Province and the southeastern Anhui Province. The distribution range is narrow. In recent years, we found a piece of pecan natural forest in Anhui Dabie Mountain. The site is located in the hinterland of the mountains in the northern foot of the Dabie Mountains within 150 ° 50’E and 31 ° 17’N, within the scope of Xiyuan Forestry Center of Yutan Commune, Jinzhai County. Habitat elevation of 550-800 meters, east slope