⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-35118502, with some changes.

Hypnum nano-polymorphum Müll. Hal. is a synonym of Mittenothamnium nanopolymorphum (Müll. Hal.) Cardot

The record derives from Tropicos which reports it as a synonym (record 35118502) with original publication details: Linnaea 42: 498 498 1879.