| Scientific Name | Matricaria discoidea DC. |
| Family | Asteraceae |
| Common Names | pineapple weed |
| Eastern Washington | Introduced |
| Conservation Status | |
| Notes |
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In flower bed near Pearce Hall on East. Wa. Univ. campus – Cheney, Spokane Co., WA – 5/27/2004 
In flower bed near Pearce Hall on East. Wa. Univ. campus – Cheney, Spokane Co., WA – 5/27/2004 
In flower bed near Pearce Hall on East. Wa. Univ. campus – Cheney, Spokane Co., WA – 5/27/2004 
Footpath N of parking lot at Catherine Creek along old Hwy 8; 3.81 air mi WNW of Lyle, WA; N 45.71061 W 121.36217; Klickitat Co.; 5/31/2019 
Footpath N of parking lot at Catherine Creek along old Hwy 8; 3.81 air mi WNW of Lyle, WA; N 45.71061 W 121.36217; Klickitat Co.; 5/31/2019 
Footpath N of parking lot at Catherine Creek along old Hwy 8; 3.81 air mi WNW of Lyle, WA; N 45.71061 W 121.36217; Klickitat Co.; 5/31/2019 
Footpath N of parking lot at Catherine Creek along old Hwy 8; 3.81 air mi WNW of Lyle, WA; N 45.71061 W 121.36217; Klickitat Co.; 5/31/2019 
Footpath N of parking lot at Catherine Creek along old Hwy 8; 3.81 air mi WNW of Lyle, WA; N 45.71061 W 121.36217; Klickitat Co.; 5/31/2019 
Footpath N of parking lot at Catherine Creek along old Hwy 8; 3.81 air mi WNW of Lyle, WA; N 45.71061 W 121.36217; Klickitat Co.; 5/31/2019 
Footpath N of parking lot at Catherine Creek along old Hwy 8; 3.81 air mi WNW of Lyle, WA; N 45.71061 W 121.36217; Klickitat Co.; 5/31/2019
