Narrow Results By
- Charles A. Beil (1894 – 1976, Canadian) 27
- Peter Bax (1895 – 1952, British) 4
- R. L. Hunter 4
- Carl Clemens Moritz Rungius (1869 – 1959, American) 3
- Guy Wesley 3
- John Davenall Turner (1900 – 1980, Canadian) 3
- Unknown 3
- Clarence Ingwall Tillenius (1913 – 2012, Canadian) 2
- Nicholas Raffael de Grandmaison (1892 – 1978, Canadian) 2
- Charles Robert Cockerell (1788 – 1863, English) 1
- Cyril Harris ( – 1966, Canadian) 1
- Dorothy R. Morton 1