⚠ Version 1 of The Plant List has been superseded.

This name record (from Tropicos) is not included in version 1.1 of The Plant List. It is possible the same name is included from a different data source, to check this you can search for Orthotrichum blyttii in version 1.1 of The Plant List.

Orthotrichum blyttii var. arcticum (Schimp.) I. Hagen is a synonym of Orthotrichum blyttii subsp. arcticum (Schimp.) Macoun

This name is a synonym of Orthotrichum blyttii subsp. arcticum (Schimp.) Macoun.

The record derives from Tropicos which reports it as a synonym (record 35173194) with original publication details: Tromsø Mus. Aarsh. 21--22: 83 83 1899.