| Scientific Name | Erysimum capitatum (Dougl. ex Hook.) Greene |
| Family | Brassicaceae |
| Common Names | prairie rocket, rough wallflower |
| Eastern Washington | Native |
| Conservation Status | |
| Notes |
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Snake R Canyon W of Clarkston, WA at 46 25.573N, 117 10.475W – Whitman Co. – 3/25/2010 
Snake R Canyon W of Clarkston, WA at 46 25.573N, 117 10.475W – Whitman Co. – 3/25/2010 
Pomeroy/Columbia Center rd; 46 21 928N 117 34 259W – Garfield Co., WA – 6/11/2009 
Snake R Canyon W of Clarkston, WA at 46 25.573N, 117 10.475W – Whitman Co. – 3/25/2010 
Pomeroy/Columbia Center rd; 46 21 928N 117 34 259W – Garfield Co., WA – 6/11/2009 
Snake R Canyon W of Clarkston, WA at 46 25.573N, 117 10.475W – Whitman Co. – 3/25/2010