Petals lorate, to 2 mm, pubescent on parts exposed in bud.

带状的花瓣，在2毫米，在芽中暴露部分短毛。

Young stems terete to frequently 4-angled or subalate, glabrous, puberulous, pubescent, or tomentose, often glabrescent.

嫩茎圆柱状到经地或略似翼的，无毛，被微毛，短毛，或被绒毛的，脱落。

Calyx cup-shaped, almost truncate, outside pulverulent pubescent.

花萼杯状，几乎截，外面粉状短毛。

Branchlets pubescent to glabrescent with minute scurfy hairs intermixed with unguicular scales.

小枝具短毛到脱落有微小的鳞屑毛与具爪鳞片混生的。

Ovary of female flower 2(or 3)-locular, densely yellow-brown pubescent.

雌花的子房室2(或3)，密被黄棕色短毛。

Pro-,meso-and metapleuron of ventral surface and posterior margin of sides of abdominal segments with yellow pubescent maculae.

腹面的前、中、胸侧板及腹部各节两侧缘具黄色毛斑。