1.A dense helicoid cyme with the pedicels short on the developed side.
蝎尾状聚伞序 Cincinnus 集螺旋状聚伞序,在序发育一侧渐短。
2.Rachis and pedicels lanuginose or tomentose; bracts orbicular-ovate, 5–7 mm, both surfaces densely sericeous; calyx adaxially densely sericeous; leaf base subcordate.
轴被绒毛或者被绒毛;卵形苞片圆形,5-7毫米,两面被绢毛;正面萼是被绢毛;叶基部近心形。
3.Shrubs evergreen or sometimes semievergreen; branchlets and pedicels not setose. Leaf blade adaxially glabrous; corolla creamy yellow, lined and flushed rose on outside. Fl. May–Jun.