References for Hymenophyllaceae
Cordes, L.D., and V.J. Krajina. 1968. Mecodium wrightii on Vancouver Island. Amer. Fern J. 58:181.
Iwatsuki, I. 1961. The occurrence of Mecodium wrightii in Canada. Amer. Fern J. 51:141-144.
Taylor, T.M.C. 1967. Mecodium wrightii in British Columbia and Alaska. Amer. Fern J. 57:1-6.

Source for the Reference Lists

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