Liannong Lürun No.1 is a new cultivar of rack bean,which was systematically selected by artificial sexual hy-bridization using Liannong Zixia No.1 as the female parent and Liannong Jiadou No.10 as the male parent.It is sprawl-ing,the height can reach 300 cm,and its growth period is between 80-85 days in spring greenhouse.The commodity pod is green with light red,long and soft,and of round stick shape.The average pod length is 24.0 cm,the pod shape index is 0.88,and the average single pod mass is about 24.0 g.The number of the seeds is 6-9 per pod,the seed is small and its col-or is milk white with brown spots,its 1000-grain mass is 292 g.It has strong rust resistance,and is very suitable in Liaon-ing and Shandong for both greenhouse and outdoor planting.