⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-2607863, and has not been changed.
This name is a synonym of Saxifraga nelsoniana subsp. aestivalis .
The record derives from WCSP (in review) which reports it as a synonym with original publication details: J. Bot. Res. Inst. Texas 1: 1020 2007.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:60450201-2
.