References for Linaceae
Harris, B.D. 1968. Chromosome numbers and evolution in North American species of Linum. Amer. J. Bot. 55:1197-1204.
Mosquin, T. 1971. Biosystematic studies in the North American species of Linum, section Adenolinum (Linaceae). Can. J. Bot. 49:1379-1388.
Rogers, C.M. 1969. Relationships of the North American species of Linum (flax). Bull. Torrey Bot. Club 96:176-190.

Source for the Reference Lists

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