直立无支架豇豆,简称“无豇”,由美国引入。植株高50～60厘米,粗壮直立,富有弹性。抗风强,不需搭架。节间密,茎基部着生3～5个分枝。每分枝长出3～4条花梗。豆荚灰白,着粒密。单荚平均重22.7克, Upright stentless cowpea, referred to as “no cowpea,” introduced by the United States. Plant height of 50 to 60 cm, thick and upright, flexible. Strong wind, no shelves. Internodes dense stem base with 3 to 5 branches. Each branch grows 3 to 4 pedicels. Pods gray, with grain dense. Single pods average weight 22.7 grams,