Synonyms
Lycopodium tetragonum var. patulum Spring
Lycopodium tetragonum Hook. & Grev.
Lycopodium myrsinites var. minus Spring
Urostachys tetragonus Nessel & Hoehne
Phlegmariurus tetragonus (Hook. & Grev.) B.Øllg.
Lycopodium catharticum Hook.
Urostachys catharticus (Hook.) Herter ex Nessel