Nassella viridula (Trinius) Barkworth 

Polygonum erectum Linnaeus 

Alberta Gazette 1988, Part 1 

Alberta Gazette 1988, part 1 

Alberta Gazette 1990, part 1 

Alberta Gazette 1990 part 1 

Alberta Gazette 1971, part 1 

Alberta Gazette 1989, part 1 

Alberta Gazette 1986, Part 1 

Alberta Gazette 1985, Part 1 

Alberta Gazette 1990, Part 1 

Alberta Gazette 1984 

Alberta Official Gazette 1985, Part 1 

Alberta Gazette 1985, part 1 

Alberta Gazette 1974, part 1 

Forests, furrows and faith : a history of Boyle and districts 

Alberta Gazette 1974, part 1 

Brick's Hill, Berwyn and Beyond : [a history of Berwyn and district] 

Alberta Gazette 1967, part 1 

Under Eight Flags: Vol. 1 

Plains, Trains and Wagon Wheels 

Peace River remembers : Peace River, Alberta, and adjacent districts 

1920-01-02 - 1923-11-09