⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-2871527, with some changes.
This name is a synonym of Umbilicus rupestris .
The record derives from WCSP (in review) which reports it as a synonym and as an illegitimate name with original publication details: Verh. Zool.-Bot. Ges. Wien 69: 224 1919.