⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-35125695, with some changes.
This name is a synonym of Oxystegus tenuirostris var. tenuirostris .
The record derives from Tropicos which reports it as a synonym (record 35125695
) with original publication details: Linnaea 38: 636 636 1874.