大叶相思(Acacia auriculiformis A.Cunn.ex Benth.)(过去曾拼写成A.auriculaeformis),原产于巴布亚新几内亚的热带稀树草原、托里兹海峡的一些岛屿和澳大利亚的北部地区,是一种恢复性能强、生长旺盛的小乔木。在整个热带地区,特别是干旱季节长达6个月的那些地区,应该大力开展对大叶相思的试验。这个树种的显著性质是能够在一些贫瘠的土壤上生长, Acacia auriculiformis A.Cunn.ex Benth. (Formerly spelled A.auriculaeformis) native to Papua New Guinea, some of the islands of the Torrid Strait and the northern part of Australia A kind of small tree with strong recovery and vigorous growth. Across the tropics, especially in those areas where the dry season lasts for six months, trials of Acacia auricula should be vigorously pursued. The salient feature of this species is its ability to grow on some barren soil,