| Scientific Name | Carex pachystachya Cham. ex Steud. |
| Family | Cyperaceae |
| Common Names | thick-head sedge |
| Eastern Washington | Native |
| Conservation Status | |
| Notes |
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Hurricane Ck outwash W of main Tr and ca. 300+ yds E of Falls Ck falls; ca. 4.9 air mi SW of Joseph, OR; N 45.30848 W 117.30782; Wallowa Co., 6/12/2017 
Along NF Rd 170 (near the summit of Big Butte), 5.95 air mi WSW of Anatone, WA; N 46.11505 W 117.25154; Asotin Co., 6/11/2017 
Hurricane Ck outwash W of main Tr and ca. 300+ yds E of Falls Ck falls; ca. 4.9 air mi SW of Joseph, OR; N 45.30848 W 117.30782; Wallowa Co., 6/12/2017 
Hurricane Ck outwash W of main Tr and ca. 300+ yds E of Falls Ck falls; ca. 4.9 air mi SW of Joseph, OR; N 45.30848 W 117.30782; Wallowa Co., 6/12/2017 
Hurricane Ck outwash W of main Tr and ca. 300+ yds E of Falls Ck falls; ca. 4.9 air mi SW of Joseph, OR; N 45.30848 W 117.30782; Wallowa Co., 6/12/2017 
Hurricane Ck outwash W of main Tr and ca. 300+ yds E of Falls Ck falls; ca. 4.9 air mi SW of Joseph, OR; N 45.30848 W 117.30782; Wallowa Co., 6/12/2017 
Hurricane Ck outwash W of main Tr and ca. 300+ yds E of Falls Ck falls; ca. 4.9 air mi SW of Joseph, OR; N 45.30848 W 117.30782; Wallowa Co., 6/12/2017 
Hurricane Ck outwash W of main Tr and ca. 300+ yds E of Falls Ck falls; ca. 4.9 air mi SW of Joseph, OR; N 45.30848 W 117.30782; Wallowa Co., 6/12/2017 
Along NF Rd 170 (near the summit of Big Butte), 5.95 air mi WSW of Anatone, WA; N 46.11505 W 117.25154; Asotin Co., 6/11/2017 
Hurricane Ck outwash W of main Tr and ca. 300+ yds E of Falls Ck falls; ca. 4.9 air mi SW of Joseph, OR; N 45.30848 W 117.30782; Wallowa Co., 6/12/2017 
Hurricane Ck outwash W of main Tr and ca. 300+ yds E of Falls Ck falls; ca. 4.9 air mi SW of Joseph, OR; N 45.30848 W 117.30782; Wallowa Co., 6/12/2017 
Hurricane Ck outwash W of main Tr and ca. 300+ yds E of Falls Ck falls; ca. 4.9 air mi SW of Joseph, OR; N 45.30848 W 117.30782; Wallowa Co., 6/12/2017