Author of:

Pondweeds, Bur-reeds and Their Relatives of British Columbia: Aquatic Families of Monocotyledons (Royal British Columbia Museum, 2000).

Catkin-Bearing Plants of British Columbia (Royal British Columbia Museum, 1996).

Trees and Shrubs of British Columbia (Royal British Columbia Museum, 1996).

Plant Collecting for the Amateur (Royal British Columbia Museum, 1996).

Buttercups, Waterlilies and Their Relatives in British Columbia (Royal British Columbia Museum, 1989).

[BCBW 2004] "Natural History"