| Scientific Name | Conium maculatum L. |
| Family | Apiaceae |
| Common Names | poison-hemlock |
| Eastern Washington | Introduced |
| Synonyms | None |
| Conservation Status | |
| Notes |
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Pullman to Moscow Rd near jct with Airport Rd; N 46.72163 W 117.14017 – Whitman Co., WA – 6/8/2009 
Pullman to Moscow Rd near jct with Airport Rd; N 46.72163 W 117.14017 – Whitman Co., WA – 6/8/2009 
300 yds E of E end of Yakima Valley Mall Rd near the Yakima R.; N 46.564025 W 120.465887 – Yakima Co. – 6/10/2011 
300 yds E of E end of Yakima Valley Mall Rd near the Yakima R.; N 46.564025 W 120.465887 – Yakima Co. – 6/10/2011 
300 yds E of E end of Yakima Valley Mall Rd near the Yakima R.; N 46.564025 W 120.465887 – Yakima Co. – 6/10/2011 
Pullman to Moscow Rd near jct with Airport Rd; N 46.72163 W 117.14017 – Whitman Co., WA – 6/8/2009 
300 yds E of E end of Yakima Valley Mall Rd near the Yakima R.; N 46.564025 W 120.465887 – Yakima Co. – 6/10/2011 
300 yds E of E end of Yakima Valley Mall Rd near the Yakima R.; N 46.564025 W 120.465887 – Yakima Co. – 6/10/2011 
300 yds E of E end of Yakima Valley Mall Rd near the Yakima R.; N 46.564025 W 120.465887 – Yakima Co. – 6/10/2011 
300 yds E of E end of Yakima Valley Mall Rd near the Yakima R.; N 46.564025 W 120.465887 – Yakima Co. – 6/10/2011 
300 yds E of E end of Yakima Valley Mall Rd near the Yakima R.; N 46.564025 W 120.465887 – Yakima Co. – 6/10/2011 
300 yds E of E end of Yakima Valley Mall Rd near the Yakima R.; N 46.564025 W 120.465887 – Yakima Co. – 6/10/2011
