⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-50078353, with some changes.

Philadelphus henryi var. lissocalyx Hand.-Mazz. is a synonym of Philadelphus calvescens (Rehder) S.M. Hwang

This name is a synonym of Philadelphus calvescens (Rehder) S.M. Hwang.

The record derives from Tropicos which reports it as a synonym (record 50078353) with original publication details: Symb. Sin. 7(2): 438 438 1931.