Camassia quamash, commonly known as camas, small camas, common camas, common camash or quamash, is a perennial herb. It is native to western North America in large areas of southern Canada and the northwestern United States.

Toxicoscordion venenosum, with the common names death camas and meadow death camas, is a species of flowering plant in the genus Toxicoscordion, of the Melanthiaceae family. It is named for its well known toxic qualities with its common names and scientific name referencing this. Because its nectar is also poionous, it is mainly pollinated by the death camas miner bee, which specializes collecting the toxic pollen for its young. It is native to western North America from New Mexico to Saskatchewan and west to the Pacific Ocean.