1.Branchlets pubescent to glabrescent with minute scurfy hairs intermixed with unguicular scales.
毛到后脱落有微的鳞屑毛与爪鳞片混生的。
2.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.