Bloomipedia
Rocky Mountain fringed gentian (Gentianopsis thermalis)
Photo: Daughter Dad via iNaturalist · CC BY 4.0 · resized

Flower profile

Rocky Mountain fringed gentian

Gentianopsis thermalis

Native to Wyoming

Rocky Mountain fringed gentian is a wildflower that USDA PLANTS lists as native in the lower 48 states. In Wyoming it's most often seen in bloom in June–September.

7states
944WY sightings*
1,992U.S. sightings*

*iNaturalist research-grade observations, as of October 17, 2026.

On our lists for: Wyoming

Quick look

  • It belongs to the Gentianaceae family. iNaturalist
  • USDA PLANTS describes it as an herb (forb) with a annual life cycle. USDA PLANTS
  • USDA PLANTS lists it as native in the lower 48 states and records it in 7 states. USDA PLANTS
  • NatureServe lists it as native to Wyoming. NatureServe
  • In Wyoming, most iNaturalist sightings of it in flower come in June–September. iNaturalist
  • iNaturalist has 944 research-grade sightings of it in Wyoming, ranking #16 among the 107 flowers on our Wyoming list. iNaturalist

Rocky Mountain fringed gentian gift ideas

Handmade rocky mountain fringed gentian gifts from independent makers.

When does it bloom?

In Wyoming, most flowering sightings come in June–September.

Flowering records by month in Wyoming (iNaturalist research-grade observations marked “Flowering”) (131 records)

Conservation status

Federal (U.S. ESA)
Not listed No U.S. Endangered Species Act listing in the USFWS ECOS database. USFWS ECOS
NatureServe global
G4 Apparently secure worldwide. NatureServe
Wyoming
No list Wyoming has no state law listing endangered or threatened plants, so we show NatureServe's Wyoming ranks instead. NatureServe: S4, apparently secure in Wyoming.
Rare elsewhere
No other U.S. state ranks it S1, S2, SH or SX.

Checked October 17, 2026. Rankings and lists can change, so follow the links for the latest.

Can you eat it?

For peopleNot well documented

None of the sources we checked (NC State Extension (no page for this plant), USDA PLANTS) say whether it's edible or poisonous for people.

For petsNot well documented

It isn't on the ASPCA plant list.

🌿 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 Rocky Mountain fringed gentian in 7 states.

recorded by USDA PLANTS on our state lists not recorded

See the full list of states

Colorado, Idaho, Montana, Nevada, New Mexico, Utah, Wyoming.

Wyoming counties with USDA records: Albany, Carbon, Fremont, Lincoln, Park, Sublette, Teton.

More Wyoming flowers

Sources