rachis

A determinate cymose inflorescence with a zigzag rachis;often used in the same sense as helicoid.

蝎尾状的 Scorpioid 花序“之”字形弯曲的有限聚伞花序。

Rachis and pedicels lanuginose or tomentose; bracts orbicular-ovate, 5–7 mm, both surfaces densely sericeous; calyx adaxially densely sericeous; leaf base subcordate.

和花梗被绒或者被绒；卵形苞片圆形，5-7毫米，两面密被；面的花萼是密被；基部近心形。