⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-35183594, and has not been changed.
This name is a synonym of Porotrichum guatemalense .
The record derives from Tropicos which reports it as a synonym (record 35183594
) with original publication details: Amer. Midl. Naturalist 36: 157 157 1946.