| Scientific Name | Opuntia columbiana Griffiths |
| Family | Cactaceae |
| Common Names | Columbia prickly pear |
| Eastern Washington | Native |
| Conservation Status | |
| Notes |
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Meyers Ridge Rd., 0.5 mi. S of George Creek Rd., SW of Asotin – N46.30007, W117.11728 – Asotin Co., WA – 6/8/2009 
Meyers Ridge Rd., 0.5 mi. S of George Creek Rd., SW of Asotin – N46.30007, W117.11728 – Asotin Co., WA – 6/8/2009 
Meyers Ridge Rd., 0.5 mi. S of George Creek Rd., SW of Asotin – N46.30007, W117.11728 – Asotin Co., WA – 6/8/2009 
Meyers Ridge Rd., 0.5 mi. S of George Creek Rd., SW of Asotin – N46.30007, W117.11728 – Asotin Co., WA – 6/8/2009 
Along gravel rd 0.17 mi W of S. end of bridge over the river (Joseph Crk rd); 1.61 air mi W of Rogersburg, WA; N 46.06994 W 117.00801; Asotin Co.; 6/4/2018 
Wawawai River Rd., Snake River Canyon, ca. 6.5 mi. W of Clarkston – Whitman Co., WA – 6/8/2009 
Wawawai River Rd., Snake River Canyon, ca. 6.5 mi. W of Clarkston – Whitman Co., WA – 6/8/2009 
Along gravel rd 0.17 mi W of S. end of bridge over the river (Joseph Crk rd); 1.61 air mi W of Rogersburg, WA; N 46.06994 W 117.00801; Asotin Co.; 6/4/2018