Narrow Results By
- Mary Garnham Andrews (1916 – 2018, Canadian) 16
- John Davenall Turner (1900 – 1980, Canadian) 3
- R. L. Hunter 2
- Carl Clemens Moritz Rungius (1869 – 1959, American) 1
- J. Monroe Thorington (1894 – 1989, American) 1
- Kathleen Frances Daly Pepper (1898 – 1994, Canadian) 1
- Unknown 1
- William Townsend (1909 – 1973, British) 1