⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-50002440, and has not been changed.
This name is a synonym of Poenosedum tuberosum (Coss. & Letell.) Holub.
The record derives from Tropicos which reports it as a synonym (record 50002440) with original publication details: Natl. Cact. Succ. J. 28: 6 6 1973.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:274897-1.