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

萼杯状，几乎截形，外面粉状短柔毛。

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

子房室2(或3)，密被黄棕色短柔毛。

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

带状瓣，在2毫米，在中暴露部分短柔毛。

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

小枝具短柔毛到后脱落有微小毛与具爪片混生。

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

嫩茎圆柱状到经常地四棱形或略似翼，无毛，被微柔毛，短柔毛，或被绒毛，通常后脱落。

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

腹面前、中、后胸侧板及腹部各节两侧后缘具黄色毛斑。