Bibliography
- Published works (partial list)
- 1922: "The Cascara Tree in British Columbia"
- 1923: "Commercial Drug Plant Cultivation in British Columbia"
- 1933: "Poisonous Plants of British Columbia"
- 1942: "The Cascara Tree in British Columbia"
- 1943: "Edible Plants of British Columbia"
- 1949: "The Cascara Tree in Relation to Drug Farming in British Columbia"
Read more about this topic: John Davidson (botanist)