| Crataegus douglasii var. douglasii Douglas' Hawthorn USDA CRDOD | Thompson Food, Fruit Fruits eaten for food. Perry, F., 1952, Ethno-Botany of the Indians in the Interior of British Columbia, Museum and Art Notes 2(2):36-43., page 38 | 
| Crataegus douglasii var. douglasii Douglas' Hawthorn USDA CRDOD | Thompson Food, Unspecified Scarlet, pear-shaped pomes eaten. Steedman, E.V., 1928, The Ethnobotany of the Thompson Indians of British Columbia, SI-BAE Annual Report #45:441-522, page 487 | 
| Crataegus douglasii var. douglasii Douglas' Hawthorn USDA CRDOD | Thompson Other, Hunting & Fishing Item Spines used as pins and fishhooks. Steedman, E.V., 1928, The Ethnobotany of the Thompson Indians of British Columbia, SI-BAE Annual Report #45:441-522, page 454 | 
| Crataegus douglasii var. douglasii Douglas' Hawthorn USDA CRDOD | Thompson Other, Hunting & Fishing Item Spines used to make fish hooks. Steedman, E.V., 1928, The Ethnobotany of the Thompson Indians of British Columbia, SI-BAE Annual Report #45:441-522, page 497 | 
| Crataegus douglasii var. douglasii Douglas' Hawthorn USDA CRDOD | Thompson Other, Tools Spines used as probes for ripe boils and ulcers. Steedman, E.V., 1928, The Ethnobotany of the Thompson Indians of British Columbia, SI-BAE Annual Report #45:441-522, page 497 |