⚠ Version 1 of The Plant List has been superseded.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 Huperzia castoris in version 1.1 of The Plant List.

Huperzia castoris (Herter) C.V. Morton ex Luteyn is a synonym of Huperzia riobambensis (Nessel) B. Øllg.

This name is a synonym of Huperzia riobambensis (Nessel) B. Øllg..

The record derives from Tropicos which reports it as a synonym (record 50308434) with original publication details: Mem. New York Bot. Gard. 84: 79 79 1999.