青皮象耳豆属含羞草科落叶乔木,高20米、胸径一米以上,主干高约4米。原产南美洲,现世界热带、亚热带诸国均有引种栽培。国内在解放前已有少量引种但局限在庭园栽培。解放后海南和两广、闽、赣等省已推广种植。我所于1972年从海南岛引进,在浙南试种表现速生,耐瘠粗生,6～7令树已 Pinus citrinopilensis Pinaceae deciduous tree, 20 meters high, one meter above the diameter of the chest, the trunk is about 4 meters high. Native South America, the world is tropical, subtropical countries have introduced cultivation. Before the liberation of China has a small amount of introduction but limited to the garden cultivation. After the liberation of Hainan and Guangdong and Guangxi, Fujian, Jiangxi and other provinces have promoted planting. I was introduced in 1972 from Hainan Island, Zhejiang Province in the southern species of test performance fast-growing, barren barren, 6 to 7 orders have been