⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-35144004, with some changes.
This name is a synonym of Pterygophyllum dentatum var. robustum .
The record derives from Tropicos which reports it as a synonym (record 35144004
) with original publication details: Ber. Thätigk. St. Gallischen Naturwiss. Ges. 1875--76: 343 (Gen. Sp. Musc. 2: 247) 343 1877.