⚠ Version 1 of The Plant List has been superseded.
This name record (from Tropicos) is not included in version 1.1 of The Plant List. It is possible the same name is included from a different data source, to check this you can search for Sisymbrium petraeum in version 1.1 of The Plant List.
This name is a synonym of Pennellia lechleri .
The record derives from Tropicos which reports it as a synonym (record 100355265
) with original publication details: Linnaea 28: 668 668 1856.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:295973-2
.