| Scientific Name | Carduus acanthoides L. ssp. acanthoides |
| Family | Asteraceae |
| Common Names | plumeless thistle, spiny plumeless thistle |
| Eastern Washington | Introduced |
| Synonyms | None |
| Conservation Status | |
| Notes |
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Hi 25 S. of Northport; 48 52 504N 117 50 411W – Stevens Co. – 8/5/2009 
Hi 25 S. of Northport; 48 52 504N 117 50 411W – Stevens Co. – 8/5/2009 
Common in raised area just W of spillway at Big Meadow Lake; 6.75 air mi W of Ione, WA; N 48.72747 W 117.56323; Stevens Co.; 8/1/2018 
Hi 25 S. of Northport; 48 52 504N 117 50 411W – Stevens Co. – 8/5/2009 
Hi 25 S. of Northport; 48 52 504N 117 50 411W – Stevens Co. – 8/5/2009 
Common in raised area just W of spillway at Big Meadow Lake; 6.75 air mi W of Ione, WA; N 48.72747 W 117.56323; Stevens Co.; 8/1/2018 
Common in raised area just W of spillway at Big Meadow Lake; 6.75 air mi W of Ione, WA; N 48.72747 W 117.56323; Stevens Co.; 8/1/2018 
Common in raised area just W of spillway at Big Meadow Lake; 6.75 air mi W of Ione, WA; N 48.72747 W 117.56323; Stevens Co.; 8/1/2018 
Common in raised area just W of spillway at Big Meadow Lake; 6.75 air mi W of Ione, WA; N 48.72747 W 117.56323; Stevens Co.; 8/1/2018 
Common in raised area just W of spillway at Big Meadow Lake; 6.75 air mi W of Ione, WA; N 48.72747 W 117.56323; Stevens Co.; 8/1/2018 
Common in raised area just W of spillway at Big Meadow Lake; 6.75 air mi W of Ione, WA; N 48.72747 W 117.56323; Stevens Co.; 8/1/2018 
Common in raised area just W of spillway at Big Meadow Lake; 6.75 air mi W of Ione, WA; N 48.72747 W 117.56323; Stevens Co.; 8/1/2018 
Common in raised area just W of spillway at Big Meadow Lake; 6.75 air mi W of Ione, WA; N 48.72747 W 117.56323; Stevens Co.; 8/1/2018 
Common in raised area just W of spillway at Big Meadow Lake; 6.75 air mi W of Ione, WA; N 48.72747 W 117.56323; Stevens Co.; 8/1/2018 
Common in raised area just W of spillway at Big Meadow Lake; 6.75 air mi W of Ione, WA; N 48.72747 W 117.56323; Stevens Co.; 8/1/2018 
Common in raised area just W of spillway at Big Meadow Lake; 6.75 air mi W of Ione, WA; N 48.72747 W 117.56323; Stevens Co.; 8/1/2018 
Common in raised area just W of spillway at Big Meadow Lake; 6.75 air mi W of Ione, WA; N 48.72747 W 117.56323; Stevens Co.; 8/1/2018
