| Scientific Name | Ranunculus testiculatus Crantz |
| Family | Ranunculaceae |
| Common Names | hornseed buttercup |
| Eastern Washington | Introduced |
| Synonyms | |
| Conservation Status | |
| Notes |
Click on any image to enlarge it.
Near the Keller Ferry landing – Linclon Co., WA – 4/23/2010 
Near the Keller Ferry landing – Linclon Co., WA – 4/23/2010 
Near the Keller Ferry landing – Linclon Co., WA – 4/23/2010 
Near the Keller Ferry landing – Linclon Co., WA – 4/23/2010 
Near the Keller Ferry landing – Linclon Co., WA – 4/23/2010 
Near the Keller Ferry landing – Linclon Co., WA – 4/23/2010
Ranunculus aquatilis var. aquatilis
| Scientific Name | Ranunculus aquatilis L. var. aquatilis |
| Family | Ranunculaceae |
| Common Names | white water buttercup |
| Eastern Washington | Native |
| Conservation Status | |
| Notes | The Medical Lake and Davenport specimens are plants growing on land (not in water)…without finely dissected leaves. Likely represent a form of the var. diffusus growing on land…see var. diffusus. |
Click on any image to enlarge it.
Jackson-Frazier Wetlands N.E. Corvallis – Benton Co. OR – 5/1/2010 
Jackson-Frazier Wetlands N.E. Corvallis – Benton Co. OR – 5/1/2010 
Jackson-Frazier Wetlands N.E. Corvallis – Benton Co. OR – 5/1/2010 
Jackson-Frazier Wetlands N.E. Corvallis – Benton Co. OR – 5/1/2010 
Jackson-Frazier Wetlands N.E. Corvallis – Benton Co. OR – 5/1/2010 
Jackson-Frazier Wetlands N.E. Corvallis – Benton Co. OR – 5/1/2010 
SSW of Medical Lake, WA; just S of Silver Lake; N 47.53413 W 117.66140; Spokane Co.; 6/11/2015 
SSW of Medical Lake, WA; just S of Silver Lake; N 47.53413 W 117.66140; Spokane Co.; 6/11/2015 
SSW of Medical Lake, WA; just S of Silver Lake; N 47.53413 W 117.66140; Spokane Co.; 6/11/2015 
SSW of Medical Lake, WA; just S of Silver Lake; N 47.53413 W 117.66140; Spokane Co.; 6/11/2015 
SSW of Medical Lake, WA; just S of Silver Lake; N 47.53413 W 117.66140; Spokane Co.; 6/11/2015 
SSW of Medical Lake, WA; just S of Silver Lake; N 47.53413 W 117.66140; Spokane Co.; 6/11/2015 
SSW of Medical Lake, WA; just S of Silver Lake; N 47.53413 W 117.66140; Spokane Co.; 6/11/2015 
SSW of Medical Lake, WA; just S of Silver Lake; N 47.53413 W 117.66140; Spokane Co.; 6/11/2015 
SSW of Medical Lake, WA; just S of Silver Lake; N 47.53413 W 117.66140; Spokane Co.; 6/11/2015 
Ca. 6.4 air mi N of Davenport, WA along Hwy 25 just N of Hansen Rd; N 47.74555 W 118.17019; Lincoln Co.; 5/20/2015 
Ca. 6.4 air mi N of Davenport, WA along Hwy 25 just N of Hansen Rd; N 47.74555 W 118.17019; Lincoln Co.; 5/20/2015 
Ca. 6.4 air mi N of Davenport, WA along Hwy 25 just N of Hansen Rd; N 47.74555 W 118.17019; Lincoln Co.; 5/20/2015 
Ca. 6.4 air mi N of Davenport, WA along Hwy 25 just N of Hansen Rd; N 47.74555 W 118.17019; Lincoln Co.; 5/20/2015 
Ca. 6.4 air mi N of Davenport, WA along Hwy 25 just N of Hansen Rd; N 47.74555 W 118.17019; Lincoln Co.; 5/20/2015 
Ca. 6.4 air mi N of Davenport, WA along Hwy 25 just N of Hansen Rd; N 47.74555 W 118.17019; Lincoln Co.; 5/20/2015
Ranunculus uncinatus
| Scientific Name | Ranunculus uncinatus D. Don ex G. Don |
| Family | Ranunculaceae |
| Common Names | little buttercup |
| Eastern Washington | Native |
| Conservation Status | |
| Notes |
Click on any image to enlarge it.
Hi 211 N of Sasheen; 48 17 072N 117 17 070W – Pend Oreille Co., WA – 6/5/2009 
Hi 211 N of Sasheen; 48 17 072N 117 17 070W – Pend Oreille Co., WA – 6/5/2009 
Hi 211 N of Sasheen; 48 17 072N 117 17 070W – Pend Oreille Co., WA – 6/5/2009 
Hi 211 N of Sasheen; 48 17 072N 117 17 070W – Pend Oreille Co., WA – 6/5/2009 
Along NF Rd 170 (near the summit of Big Butte, 5.95 air mi WSW of Anatone, WA; N 46.11350 W 117.25595; Asotin Co.; 6/11/2017 
Along NF Rd 170 (near the summit of Big Butte, 5.95 air mi WSW of Anatone, WA; N 46.11350 W 117.25595; Asotin Co.; 6/11/2017 
Along NF Rd 170 (near the summit of Big Butte, 5.95 air mi WSW of Anatone, WA; N 46.11350 W 117.25595; Asotin Co.; 6/11/2017
Ranunculus sceleratus var. sceleratus
| Scientific Name | Ranunculus sceleratus L. var. sceleratus |
| Family | Ranunculaceae |
| Common Names | celery-leaved buttercup |
| Eastern Washington | Native |
| Conservation Status | |
| Notes |
Click on any image to enlarge it.
Along the rd to The Dalles 300 yds S of its jct with Hwy 14 E of Lyle, WA; N 45.64676 W 121.15554 – Klickitat Co. – 5/20/2011 
Along the rd to The Dalles 300 yds S of its jct with Hwy 14 E of Lyle, WA; N 45.64676 W 121.15554 – Klickitat Co. – 5/20/2011 
Along the rd to The Dalles 300 yds S of its jct with Hwy 14 E of Lyle, WA; N 45.64676 W 121.15554 – Klickitat Co. – 5/20/2011 
Along the rd to The Dalles 300 yds S of its jct with Hwy 14 E of Lyle, WA; N 45.64676 W 121.15554 – Klickitat Co. – 5/20/2011 
Along the rd to The Dalles 300 yds S of its jct with Hwy 14 E of Lyle, WA; N 45.64676 W 121.15554 – Klickitat Co. – 5/20/2011 
Along the rd to The Dalles 300 yds S of its jct with Hwy 14 E of Lyle, WA; N 45.64676 W 121.15554 – Klickitat Co. – 5/20/2011 
Along the rd to The Dalles 300 yds S of its jct with Hwy 14 E of Lyle, WA; N 45.64676 W 121.15554 – Klickitat Co. – 5/20/2011 
Along the rd to The Dalles 300 yds S of its jct with Hwy 14 E of Lyle, WA; N 45.64676 W 121.15554 – Klickitat Co. – 5/20/2011 
Along the rd to The Dalles 300 yds S of its jct with Hwy 14 E of Lyle, WA; N 45.64676 W 121.15554 – Klickitat Co. – 5/20/2011 
Along the rd to The Dalles 300 yds S of its jct with Hwy 14 E of Lyle, WA; N 45.64676 W 121.15554 – Klickitat Co. – 5/20/2011 
Along the rd to The Dalles 300 yds S of its jct with Hwy 14 E of Lyle, WA; N 45.64676 W 121.15554 – Klickitat Co. – 5/20/2011
Ranunculus acris
| Scientific Name | Ranunculus acris L. |
| Family | Ranunculaceae |
| Common Names | meadow buttercup |
| Eastern Washington | Native |
| Conservation Status | |
| Notes |
Click on any image to enlarge it.
Low area ca. 150 yds NE of the Jct of NF 3140 and Hwy 20; 3.2 air mi WSW of Tiger, WA; N 48.67046 W 117.47156; Pend Oreille Co.; 8/6/2018 
Low area ca. 150 yds NE of the Jct of NF 3140 and Hwy 20; 3.2 air mi WSW of Tiger, WA; N 48.67046 W 117.47156; Pend Oreille Co.; 8/6/2018 
Low area ca. 150 yds NE of the Jct of NF 3140 and Hwy 20; 3.2 air mi WSW of Tiger, WA; N 48.67046 W 117.47156; Pend Oreille Co.; 8/6/2018 
Low area ca. 150 yds NE of the Jct of NF 3140 and Hwy 20; 3.2 air mi WSW of Tiger, WA; N 48.67046 W 117.47156; Pend Oreille Co.; 8/6/2018 
Low area ca. 150 yds NE of the Jct of NF 3140 and Hwy 20; 3.2 air mi WSW of Tiger, WA; N 48.67046 W 117.47156; Pend Oreille Co.; 8/6/2018 
Low area ca. 150 yds NE of the Jct of NF 3140 and Hwy 20; 3.2 air mi WSW of Tiger, WA; N 48.67046 W 117.47156; Pend Oreille Co.; 8/6/2018 
Low area ca. 150 yds NE of the Jct of NF 3140 and Hwy 20; 3.2 air mi WSW of Tiger, WA; N 48.67046 W 117.47156; Pend Oreille Co.; 8/6/2018 
Low area ca. 150 yds NE of the Jct of NF 3140 and Hwy 20; 3.2 air mi WSW of Tiger, WA; N 48.67046 W 117.47156; Pend Oreille Co.; 8/6/2018 
Low area ca. 150 yds NE of the Jct of NF 3140 and Hwy 20; 3.2 air mi WSW of Tiger, WA; N 48.67046 W 117.47156; Pend Oreille Co.; 8/6/2018 
Low area ca. 150 yds NE of the Jct of NF 3140 and Hwy 20; 3.2 air mi WSW of Tiger, WA; N 48.67046 W 117.47156; Pend Oreille Co.; 8/6/2018 
Low area ca. 150 yds NE of the Jct of NF 3140 and Hwy 20; 3.2 air mi WSW of Tiger, WA; N 48.67046 W 117.47156; Pend Oreille Co.; 8/6/2018 
Low area ca. 150 yds NE of the Jct of NF 3140 and Hwy 20; 3.2 air mi WSW of Tiger, WA; N 48.67046 W 117.47156; Pend Oreille Co.; 8/6/2018 
Low area ca. 150 yds NE of the Jct of NF 3140 and Hwy 20; 3.2 air mi WSW of Tiger, WA; N 48.67046 W 117.47156; Pend Oreille Co.; 8/6/2018 
Low area ca. 150 yds NE of the Jct of NF 3140 and Hwy 20; 3.2 air mi WSW of Tiger, WA; N 48.67046 W 117.47156; Pend Oreille Co.; 8/6/2018 
Low area ca. 150 yds NE of the Jct of NF 3140 and Hwy 20; 3.2 air mi WSW of Tiger, WA; N 48.67046 W 117.47156; Pend Oreille Co.; 8/6/2018
Ranunculus arvensis
| Scientific Name | Ranunculus arvensis L. |
| Family | Ranunculaceae |
| Common Names | field buttercup, hungerweed |
| Eastern Washington | Europe |
| Conservation Status | |
| Notes |
Click on any image to enlarge it.
Along Stites Grade Rd; 0.85 air mi SW of Stites, ID; N 46.08609 W 115.96074; Idaho Co.; 6/7/2015 
1.28 air mi WSW of Clearwater, ID along Sally Ann Creek Rd.; N 46.01890 W 115.91689; Idaho Co.; 6/7/2015 
1.28 air mi WSW of Clearwater, ID along Sally Ann Creek Rd.; N 46.01890 W 115.91689; Idaho Co.; 6/7/2015 
Along Stites Grade Rd; 0.85 air mi SW of Stites, ID; N 46.08609 W 115.96074; Idaho Co.; 6/7/2015 
1.28 air mi WSW of Clearwater, ID along Sally Ann Creek Rd.; N 46.01890 W 115.91689; Idaho Co.; 6/7/2015 
Along Stites Grade Rd; 0.85 air mi SW of Stites, ID; N 46.08609 W 115.96074; Idaho Co.; 6/7/2015 
Along Stites Grade Rd; 0.85 air mi SW of Stites, ID; N 46.08609 W 115.96074; Idaho Co.; 6/7/2015 
1.28 air mi WSW of Clearwater, ID along Sally Ann Creek Rd.; N 46.01890 W 115.91689; Idaho Co.; 6/7/2015 
1.28 air mi WSW of Clearwater, ID along Sally Ann Creek Rd.; N 46.01890 W 115.91689; Idaho Co.; 6/7/2015 
1.28 air mi WSW of Clearwater, ID along Sally Ann Creek Rd.; N 46.01890 W 115.91689; Idaho Co.; 6/7/2015 
1.28 air mi WSW of Clearwater, ID along Sally Ann Creek Rd.; N 46.01890 W 115.91689; Idaho Co.; 6/7/2015 
1.28 air mi WSW of Clearwater, ID along Sally Ann Creek Rd.; N 46.01890 W 115.91689; Idaho Co.; 6/7/2015 
1.28 air mi WSW of Clearwater, ID along Sally Ann Creek Rd.; N 46.01890 W 115.91689; Idaho Co.; 6/7/2015 
1.28 air mi WSW of Clearwater, ID along Sally Ann Creek Rd.; N 46.01890 W 115.91689; Idaho Co.; 6/7/2015
Ranunculus orthorhynchus var. orthorhynchus
| Scientific Name | Ranunculus orthorhynchus Hook. var. orthorhynchus |
| Family | Ranunculaceae |
| Common Names | straight-beak buttercup |
| Eastern Washington | Native |
| Conservation Status | |
| Notes |
Click on any image to enlarge it.
Finley NWR, Finley Refuge Rd., 2.2 mi. W of Hwy 99W via Finley Rd., 260 ft. elev., N44.42140, W123.31429 – Benton Co., OR – 5/1/2010 
Finley NWR, Finley Refuge Rd., 2.2 mi. W of Hwy 99W via Finley Rd., 260 ft. elev., N44.42140, W123.31429 – Benton Co., OR – 5/1/2010 
Finley NWR, Finley Refuge Rd., 2.2 mi. W of Hwy 99W via Finley Rd., 260 ft. elev., N44.42140, W123.31429 – Benton Co., OR – 5/1/2010 
Finley NWR, Finley Refuge Rd., 2.2 mi. W of Hwy 99W via Finley Rd., 260 ft. elev., N44.42140, W123.31429 – Benton Co., OR – 5/1/2010 
Finley NWR, Finley Refuge Rd., 2.2 mi. W of Hwy 99W via Finley Rd., 260 ft. elev., N44.42140, W123.31429 – Benton Co., OR – 5/1/2010 
Finley NWR, Finley Refuge Rd., 2.2 mi. W of Hwy 99W via Finley Rd., 260 ft. elev., N44.42140, W123.31429 – Benton Co., OR – 5/1/2010 
Finley NWR, Finley Refuge Rd., 2.2 mi. W of Hwy 99W via Finley Rd., 260 ft. elev., N44.42140, W123.31429 – Benton Co., OR – 5/1/2010 
8.9 air mi SW of Glenwood, WA in wet pasture NW of B Z Glenwood Rd.; N 45.90620 W 121.38012; Klickitat Co.; 6/17/2018 
8.9 air mi SW of Glenwood, WA in wet pasture NW of B Z Glenwood Rd.; N 45.90620 W 121.38012; Klickitat Co.; 6/17/2018