⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-35142082, with some changes.

Porotrichum alopecuroides var. donghamense Besch. is a synonym of Pinnatella ambigua (Bosch & Sande Lac.) M. Fleisch.

This name is a synonym of Pinnatella ambigua (Bosch & Sande Lac.) M. Fleisch..

The record derives from Tropicos which reports it as a synonym (record 35142082) with original publication details: Bull. Soc. Bot. France 34: 97 97 1887.