Synonyms
Circaea alpestris
Circaea alpino-lutetiana
Circaea alpina var. sterilis
Circaea lutetiana subsp. intermedia
Circaea canadensis
Circaea lutetiana var. intermedia
Circaea ericetorum
Circaea alpina var. major
Circaea × canadensis var. rishiriensis
Circaea alpina var. intermedia