– Columbia prickly-pear
Distribution: Occurring east of the Cascades crest in Washington; south-central British Columbia to eastern Oregon, east to western and southern Idaho.
Habitat: From sagebrush plains and foothills to lower elevations in the mountains.
– brittle prickly-pear, little prickly-pear
Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east the Rocky Mountains, Great Plains, and Great Lakes region.
Habitat: Dry, open, often sandy soil.