
Flower profile
Sagebrush buttercup
Ranunculus glaberrimus
Sagebrush buttercup is a wildflower that USDA PLANTS lists as native in the lower 48 states. It's on our flower lists for 3 states, and across the U.S. it's most often seen in bloom in February–May.
*iNaturalist research-grade observations, as of October 17, 2026.
Quick look
Ranunculus glaberrimus, the sagebrush buttercup, is a species of flowering plant in the buttercup family, Ranunculaceae. It is native to interior western North America, in western Canada, the western United States, and the northwestern Great Plains.
- It belongs to the Ranunculaceae family. iNaturalist
- USDA PLANTS describes it as an herb (forb) with a perennial life cycle. USDA PLANTS
- USDA PLANTS lists it as native in the lower 48 states and records it in 14 states. USDA PLANTS
- NatureServe lists it as native to Idaho, Montana and Wyoming. NatureServe
- In Idaho, most iNaturalist sightings of it in flower come in February–May. iNaturalist
- In Montana, most iNaturalist sightings of it in flower come in March–May. iNaturalist
- USDA PLANTS lists its flower color as yellow. USDA PLANTS
- USDA PLANTS gives its bloom period as mid spring. USDA PLANTS
- USDA PLANTS lists a mature height of about 0.5 ft. USDA PLANTS
- iNaturalist has 799 research-grade sightings of it in Idaho, ranking #31 among the 109 flowers on our Idaho list. iNaturalist
- iNaturalist has 665 research-grade sightings of it in Montana, ranking #63 among the 109 flowers on our Montana list. iNaturalist
- iNaturalist has 312 research-grade sightings of it in Wyoming, ranking #92 among the 107 flowers on our Wyoming list. iNaturalist
Sagebrush buttercup gift ideas
Handmade sagebrush buttercup gifts from independent makers.
🌱 Sample spot. Handmade gift picks from independent shops will appear here once our shop partnership is approved. These cards are placeholders, not real products.
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Sagebrush buttercup art print
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Sagebrush buttercup greeting card
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Sagebrush buttercup mug
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Sagebrush buttercup earrings
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Sagebrush buttercup embroidery pattern
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Sagebrush buttercup sticker
When does it bloom?
Conservation status
- Federal (U.S. ESA)
- Not listed No U.S. Endangered Species Act listing in the USFWS ECOS database. USFWS ECOS
- NatureServe global
- G5 Secure worldwide. NatureServe
- Idaho
- No list Idaho has no state law listing endangered or threatened plants, so we show NatureServe's Idaho ranks instead. NatureServe: SNR, not yet ranked in Idaho.
- Montana
- No list Montana has no state law listing endangered or threatened plants, so we show NatureServe's Montana ranks instead. NatureServe: S5, secure in Montana.
- Wyoming
- No list Wyoming has no state law listing endangered or threatened plants, so we show NatureServe's Wyoming ranks instead. NatureServe: S5, secure in Wyoming.
- Rare elsewhere
- Other states where NatureServe ranks it rare or missing: AZ (S2). (S1 critically imperiled, S2 imperiled, SH possibly extirpated, SX presumed extirpated.)
Checked October 17, 2026. Rankings and lists can change, so follow the links for the latest.
Can you eat it?
USDA PLANTS rates its toxicity as “moderate.” (USDA's rating covers people and livestock and doesn't say which parts.) NC State Extension has no page for it. USDA PLANTS
ASPCA's entry “Buttercup” (Ranunculus spp), which covers the whole genus, lists it as toxic to dogs, cats and horses. Signs include: Vomiting, diarrhea, depression, anorexia, hypersalivation, oral ulcers and wobbly… ASPCA
🌿 Never eat a wild plant unless you're certain of its ID; this isn't medical advice. Worried about a person? Call Poison Control at 1-800-222-1222. Worried about a pet? Call your vet.
Where does it grow?
USDA PLANTS records sagebrush buttercup in 14 states.
recorded by USDA PLANTS on our state lists not recorded
See the full list of states
Arizona, California, Colorado, Idaho, Montana, Nebraska, Nevada, New Mexico, North Dakota, Oregon, South Dakota, Utah, Washington, Wyoming.
Idaho counties with USDA records: Ada, Adams, Bannock, Benewah, Blaine, Boise, Bonner, Bonneville, Butte, Camas, Canyon, Cassia, Clark, Clearwater, Custer, Elmore, Gem, Gooding, Idaho, Kootenai, Latah, Lemhi, Lincoln, Nez Perce, Owyhee, Twin Falls, Washington.
Montana counties with USDA records: Beaverhead, Big Horn, Blaine, Broadwater, Carbon, Carter, Cascade, Chouteau, Custer, Daniels, Dawson, Fallon, Flathead, Gallatin, Glacier, Hill, Jefferson, Lake, Lewis and Clark, Liberty, Madison, McCone, Meagher, Missoula, Park, Phillips, Pondera, Powder River, Powell, Richland, Roosevelt, Rosebud, Sanders, Sheridan, Silver Bow, Stillwater, Sweet Grass, Toole, Treasure, Valley, Wheatland, Wibaux, Yellowstone.
Wyoming counties with USDA records: Albany, Big Horn, Campbell, Carbon, Crook, Fremont, Hot Springs, Johnson, Laramie, Natrona, Park, Sheridan, Sublette, Sweetwater, Teton, Washakie, Weston.
More Idaho flowers
Sources
- USDA, NRCS. PLANTS Database, profile RAGL.
- iNaturalist, Ranunculus glaberrimus: taxonomy, research-grade observation counts and “Flowering” annotations, retrieved October 17, 2026.
- Wikipedia, Ranunculus glaberrimus (lead quoted under CC BY-SA 4.0).
- Idaho: Idaho noxious weeds (IDAPA 02.06.09, Section 220).
- Montana: Montana noxious weed list (Admin. R. Mont. 4.5.206–4.5.210).
- Wyoming: Wyoming state designated noxious weeds (W.S. 11-5-102(a)(xi)), as listed by the Wyoming Weed & Pest Council.
- USFWS, ECOS species database (ESA listing check), October 17, 2026.
- NatureServe Explorer, Ranunculus glaberrimus (global and state ranks).
- Edibility and toxicity: USDA PLANTS; ASPCA.
- Photo: John Gaskin via iNaturalist · CC0 · resized.


