References for Lycopodiaceae
Hickey, R.J. 1977. The Lycopodium obscurum complex in North America. Amer. Fern J. 67:45-48.
Wilce, J.H. 1965. Section Complanata of the genus Lycopodium. Beih. Nova Hedwigia 19:1-233; 40 plates.

Source for the Reference Lists

George W. Douglas, Del Meidinger and Jim Pojar. 1998-2002. Illustrated Flora of British Columbia.