Family: Onagraceae
[Circaea canadensis var. virginiana Fernald, more..., Circaea latifolia Hill, Circaea lutetiana subsp. canadensis (L.) Asch. & Magnus, Circaea lutetiana var. canadensis L., Circaea quadrisulcata subsp. canadensis (L.) A. Löve & D. Löve, Circaea quadrisulcata var. canadensis (L.) H. Hara]
![(linked from Circaea latifolia) Circaea canadensis subsp. canadensis image](http://www.illinoiswildflowers.info/woodland/photos/enchanter_ns1.jpg)
John Hilty