Acmispon grandiflorus is a perennial herb taking an erect to decumbent form. It is lined with leaves each made up of oval leaflets 1 to 2 centimeters long and hairy to hairless in texture. The
inflorescence is made up 3 to 9 pealike flowers which may approach three centimeters long. The flower varies in color from whitish to yellow to pink. The fruit is a
legume pod up to 6 centimeters long. ==References==