| Scientific Name | Artemisia ludoviciana Nutt. ssp. ludoviciana |
| Family | Asteraceae |
| Common Names | western mugwort, Louisiana sagewort, silver wormwood |
| Eastern Washington | Native |
| Synonyms | |
| Conservation Status | |
| Notes |
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S of Hwy 904 opposite S Ritchey Rd, W of Cheney, WA; N 47.44970 W 117.71433 – Spokane Co. – 8/4/2005 
S of Hwy 904 opposite S Ritchey Rd, W of Cheney, WA; N 47.44970 W 117.71433 – Spokane Co. – 8/4/2005 
Turnbull Refuge S of Cheney, WA just E of Lower Pine Lake (near bottem third); N 47.401579 W 117.539620 – Spokane Co. – 8/7/2011 
S of Hwy 904 opposite S Ritchey Rd, W of Cheney, WA; N 47.44970 W 117.71433 – Spokane Co. – 8/4/2005 
S of Hwy 904 opposite S Ritchey Rd, W of Cheney, WA; N 47.44970 W 117.71433 – Spokane Co. – 8/4/2005 
S of Hwy 904 opposite S Ritchey Rd, W of Cheney, WA; N 47.44970 W 117.71433 – Spokane Co. – 8/4/2005 
Turnbull Refuge S of Cheney, WA just E of Lower Pine Lake (near bottem third); N 47.401579 W 117.539620 – Spokane Co. – 8/7/2011 
Turnbull Refuge S of Cheney, WA just E of Lower Pine Lake (near bottem third); N 47.401579 W 117.539620 – Spokane Co. – 8/7/2011 
Turnbull Refuge S of Cheney, WA just E of Lower Pine Lake (near bottem third); N 47.401579 W 117.539620 – Spokane Co. – 8/7/2011 
Under powerlines N of Lakewind Rd N; Ca. 2.8 air mi E of Creston, WA; N 47.75433 W 118.45966; Lincoln Co.; 8/9/2017 
Under powerlines N of Lakewind Rd N; Ca. 2.8 air mi E of Creston, WA; N 47.75433 W 118.45966; Lincoln Co.; 8/9/2017 
Under powerlines N of Lakewind Rd N; Ca. 2.8 air mi E of Creston, WA; N 47.75433 W 118.45966; Lincoln Co.; 8/9/2017 
Under powerlines N of Lakewind Rd N; Ca. 2.8 air mi E of Creston, WA; N 47.75433 W 118.45966; Lincoln Co.; 8/9/2017 
Under powerlines N of Lakewind Rd N; Ca. 2.8 air mi E of Creston, WA; N 47.75433 W 118.45966; Lincoln Co.; 8/9/2017
