⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-35147933, with some changes.

Gymnostomum rigidum Wallr. is a synonym of Seligeria donniana (Sm.) Müll. Hal.

The record derives from Tropicos which reports it as a synonym (record 35147933) with original publication details: Linnaea 14: 681 681 1840.