| Polygonum douglasii Greene Douglas' Knotweed USDA PODOD4 |
Klamath Food, Porridge Ground, parched seeds used to make meal and eaten dry or mixed with water and boiled. Coville, Frederick V., 1897, Notes On The Plants Used By The Klamath Indians Of Oregon., Contributions from the U.S. National Herbarium 5(2):87-110, page 95 |
| Polygonum douglasii Greene Douglas' Knotweed USDA PODOD4 |
Montana Indian Food, Staple Parched seeds made into meal. Blankinship, J. W., 1905, Native Economic Plants of Montana, Bozeman. Montana Agricultural College Experimental Station, Bulletin 56, page 18 |
| Polygonum douglasii ssp. johnstonii (Munz) Hickman Johnston's Knotweed USDA PODOJ2 |
Navajo, Ramah Drug, Nose Medicine Plant used as snuff for nose troubles. Vestal, Paul A., 1952, The Ethnobotany of the Ramah Navaho, Papers of the Peabody Museum of American Archaeology and Ethnology 40(4):1-94, page 24 |