四棱豆,学名Psophocarpus tetragonlobus Dc.,又称翅豆、翼豆、四楞豆,是蝶形花科四棱豆属具块根的多年生宿根攀缘作物。四棱豆原产热带,二、三十年代引入我区灵山县,当地群众称番鬼豆、六轴豆。我所分别于1978年从华南热作院(利比亚引入)和灵山县引种,去年2、3、4月每月播种一次,进行试验观察,初步认为灵山四棱豆和利比亚四棱豆是同种。 Four-winged beans, scientific name Psophocarpus tetragonlobus Dc., Also known as winged beans, wing beans, four-stranded beans, is a butterfly genus Pteridophyte root perennial perennial climber crops. Tetra bean native tropical, two or three years into our district Lingshan County, the local masses Fanke ghost beans, six-axis beans. I was introduced in 1978 from South China Hot Workyard (introduced in Libya) and Lingshan County. In February and April last year, they were sowed once a month for experimental observation. It is initially believed that Lingshan Four-Bean and Libya Four-Bean are the same species .