湖北省五峰县渔洋关公社樱桃山大队三队庞士海同志的宅旁,有一棵一年开4次花,结3次果的板栗树。这棵树的树龄约20年,树高8.9米,胸径21.6厘米。小枝总苞单生或簇生,每个总苞内有种子1—3粒,种皮颜色、大小与其他板栗一样。生长地海拔340米,年平均气 Wufeng County, Hubei Province, Yuyang off commune cherry Hill Brigade three teams of Pang Shixhai next to the house, there is a flower four times a year, ending three fruit chestnut trees. The tree is about 20 years old, with a tree height of 8.9 meters and a breast diameter of 21.6 centimeters. Branchlets involucre solitary or clustered, each with 1-3 seeds in the involucre, seed coat color, the same size and other chestnuts. Growing 340 meters above sea level, the average annual gas