⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-35112179, with some changes.
This name is a synonym of Porothamnium expansum .
The record derives from Tropicos which reports it as a synonym (record 35112179
) with original publication details: London J. Bot. 5: 64 64 1846.