⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-13007031, with some changes.
This name is a synonym of Orbexilum pedunculatum var. gracile (Torr. & A.Gray) J.W.Grimes.
The record derives from Tropicos which reports it as a synonym (record 13007031) with original publication details: Fl. Carol. 184 184 1788.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:286353-2.