⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-35117971, with some changes.

Hypnum kneiffii var. pungens H. Müll. ex Milde is a synonym of Drepanocladus aduncus var. pungens (H. Müll. ex Milde) Riehm.

This name is a synonym of Drepanocladus aduncus var. pungens (H. Müll. ex Milde) Riehm..

The record derives from Tropicos which reports it as a synonym (record 35117971) with original publication details: Bryol. Siles. 351 351 1869.