Gentianopsis thermalis
(Rocky Mountain Fringed Gentian)
Gentianopsis thermalis, Hoosier Pass, Park Co. 8823
Gentianopsis thermalis, Hoosier Pass, Park Co. 9026/9031
Gentianopsis thermalis, Mayflower Lake, Summit Co. 2440
Gentianopsis thermalis, Mayflower Lake, Summit Co. 2479
Gentianopsis thermalis, Breakneck Pass, Park Co. 3200
Gentianopsis thermalis, Mayflower Lake, Summit Co. 2398
Gentianopsis thermalis, Pennsylvania Gulch, Summit Co. 7607
Gentianopsis thermalis, County Line Trail, Grand Mesa NF, Delta Co. 0643
| Scientific Name | Gentianopsis thermalis (Gentianopsis detonsa var. elegans) | USDA PLANTS Symbol | GETH |
| Common Name | Rocky Mountain Fringed Gentian | ITIS Taxonomic Serial No. | 30090 |
| Family | Gentianaceae (Gentian) | SEINet Reference |
Click Here |
| Description |
Life zones and habitat: Montane and subalpine (7500 to 12500); moist areas in meadows, bogs, along streams. Plant: Erect annual or biennial with several smooth stems, usually branched, up to 16 inches tall. Leaves: Basal leaves oblanceolate to spatulate, 3/4 to 2-1/2 inches long; stem leaves sessile, opposite, lanceolate, oblong or linear, up to 2 inches long. Inflorescence: Single tubular flowers on pedicles up to 12 inches long; flowers up to 2-1/2 inches long with deep blue to purple corolla, 4 fringed lobes that close at night and on cloudy days; green calyx tube below with pointed lobes about 1 inch long and prominent purplish mid-vein. Bloom Period: July to September. References: "Flora of Colorado" by Jennifer Ackerfield, "Guide to Colorado Wildflowers" by G.K. Guennel, "Alpine Flora of the Rocky Mountains" by Richard Scott, and Montana Field Guide. |
BONAP Distribution Map
Map Color Key |
Colorado Status: Native |
© Tom Lebsack 2025
Banner photo: Castilleja rhexifolia and a brewing storm over the San Juan Mountains
I try to provide accurate, up-to-date, and relevant information, but cannot guarantee the completeness or accuracy of any information presented on this website. I use authoritative references to insure high standards of accuracy and review and update the information frequently.