Inflorescences terminal or axillary , racemose , fasciculate , or solitary flowers .

圆锥花序顶生或腋生，总状，束状，或单生花。

Stigma entire ; male inflorescence fasciculate umbellate or cymose , 5 - or 6-flowered .

柱头全缘；雄花序束状的伞形的或聚伞状，5或6花。

Abaxial leaf surface with 2-layered indumentum , upper layer fulvous , granular , hairs fasciculate .

叶背面具2层毛被，黄褐色，颗粒状的上层，毛束状。

Inflorescences thyrsoid , paniclelike , composed of terminal cymes , solitary or fasciculate , usually scaly , tomentose or glabrous .

聚伞圆锥状的花序，圆锥花序状，由顶生聚伞花序构成，单生或束状的，通常有鳞，被绒毛或无毛。

Rootstock short and thick , roots fibrous , fasciculate .

根茎短和厚，纤维状的根，簇生。