檢視四棱豆的原始碼

{{Reflist}}

{| class="wikitable" align="right"

|-

| style="background: #008080" align= center|  '''<big>四棱豆</big> '''

|-

| 

[[File:U=1960852067,4225254304&fm=26&gp=0.jpg|缩略图|居中|[https://gimg2.baidu.com/image_search/src=http%3A%2F%2F5b0988e595225.cdn.sohucs.com%2Fimages%2F20171119%2F5dc00e0ec7044be8a2955af3f23b3994.jpeg&refer=http%3A%2F%2F5b0988e595225.cdn.sohucs.com&app=2002&size=f9999,10000&q=a80&n=0&g=0n&fmt=jpeg?sec=1614415421&t=ddb6a77d470f6c1615c0d3158805dcff 原图链接][https://image.baidu.com/search/detail?ct=503316480&z=0&ipn=d&word=%E5%9B%9B%E6%A3%B1%E8%B1%86&step_word=&hs=0&pn=0&spn=0&di=1100&pi=0&rn=1&tn=baiduimagedetail&is=0%2C0&istype=0&ie=utf-8&oe=utf-8&in=&cl=2&lm=-1&st=undefined&cs=1960852067%2C4225254304&os=1548079699%2C1607939900&simid=3338323075%2C266103956&adpicid=0&lpn=0&ln=1136&fr=&fmq=1611823418628_R&fm=&ic=undefined&s=undefined&hd=undefined&latest=undefined&copyright=undefined&se=&sme=&tab=0&width=undefined&height=undefined&face=undefined&ist=&jit=&cg=&bdtype=0&oriquery=&objurl=https%3A%2F%2Fgimg2.baidu.com%2Fimage_search%2Fsrc%3Dhttp%3A%2F%2F5b0988e595225.cdn.sohucs.com%2Fimages%2F20171119%2F5dc00e0ec7044be8a2955af3f23b3994.jpeg%26refer%3Dhttp%3A%2F%2F5b0988e595225.cdn.sohucs.com%26app%3D2002%26size%3Df9999%2C10000%26q%3Da80%26n%3D0%26g%3D0n%26fmt%3Djpeg%3Fsec%3D1614415421%26t%3Dddb6a77d470f6c1615c0d3158805dcff&fromurl=ippr_z2C%24qAzdH3FAzdH3Fooo_z%26e3Bf5i7_z%26e3Bv54AzdH3FwAzdH3Fdacd0caal_0c8ll0&gsm=1&rpstart=0&rpnum=0&islist=&querylist=&force=undefined 来自 搜狗 的图片]]]

|-

| style="background: #008080" align= center|

|-

| align= light|
|}
四棱豆（学名：Psophocarpus tetragonolobus (Linn.) DC.）是豆科，四棱豆属一年生或多年生攀援草本植物。茎长可达3米或更长，小叶片卵状三角形，全缘，先端急尖或渐尖，基部截平或圆形；[[总状花]]序腋生，[[小苞片]]近圆形，花萼绿色，钟状，旗瓣圆形，翼瓣倒卵形，浅蓝色，花药同形；荚果四棱状，黄绿色或绿色，边缘具锯齿；种子各种颜色，近球形，边缘具假种皮。10-11月结果。

分布于中国云南、广西、广东、海南和台湾有[[栽培]]。原产地可能是亚洲热带地区，现亚洲南部、大洋洲、非洲等地均有栽培。
该种的嫩叶、嫩荚可作蔬菜，块根亦可食；种子富含蛋白质。