| Scientific Name | Heracleum maximum Bartr. |
| Family | Apiaceae |
| Common Names | American cow-parsnip, cow parsnip |
| Eastern Washington | Native |
| Conservation Status | |
| Notes |
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Hwy 20 W of Newport, OR – Lincoln Co. 
Hwy 20 W of Newport, OR – Lincoln Co. 
N of Sprague, WA, Along Larmer Rd W of Hwy 23 in Crab Cr Cyn; 47.29013N 118.19306 – Lincoln Co. – 7/5/2010 
Hwy 20 W of Newport, OR – Lincoln Co. 
Hwy 20 W of Newport, OR – Lincoln Co. 
N of Sprague, WA, Along Larmer Rd W of Hwy 23 in Crab Cr Cyn; 47.29013N 118.19306 – Lincoln Co. – 7/5/2010 
Hwy 20 W of Newport, OR – Lincoln Co. 
N of Sprague, WA, Along Larmer Rd W of Hwy 23 in Crab Cr Cyn; 47.29013N 118.19306 – Lincoln Co. – 6/7/2010 
N of Sprague, WA, Along Larmer Rd W of Hwy 23 in Crab Cr Cyn; 47.29013N 118.19306 – Lincoln Co. – 6/7/2010 
N of Sprague, WA, Along Larmer Rd W of Hwy 23 in Crab Cr Cyn; 47.29013N 118.19306 – Lincoln Co. – 6/7/2010 
N of Sprague, WA, Along Larmer Rd W of Hwy 23 in Crab Cr Cyn; 47.29013N 118.19306 – Lincoln Co. – 6/7/2010 
N of Sprague, WA, Along Larmer Rd W of Hwy 23 in Crab Cr Cyn; 47.29013N 118.19306 – Lincoln Co. – 6/7/2010 
N of Sprague, WA, Along Larmer Rd W of Hwy 23 in Crab Cr Cyn; 47.29013N 118.19306 – Lincoln Co. – 6/7/2010
