⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-35173461, with some changes.

Orthotrichum imperfectum Müll. Hal. is a synonym of Orthotrichum urnigerum Myrin

This name is a synonym of Orthotrichum urnigerum Myrin.

The record derives from Tropicos which reports it as a synonym (record 35173461) with original publication details: Bot. Centralbl. 16: 126 126 1883.