Gentiana affinis
(Rocky Mountain Gentian)
Gentiana affinis, Lower Cataract Lake, Summit Co. 8939
Gentiana affinis, Lower Cataract Lake, Summit Co. 8930
Gentiana affinis, Lower Cataract Lake, Summit Co. 8435/8449
Gentiana affinis, Lower Cataract Lake, Summit Co. 8471
Gentiana affinis, Lower Cataract Lake, Summit Co. 8458/8466
Gentiana affinis, Lower Cataract Lake, Summit Co. 8478
| Scientific Name | Gentiana affinis (Pneumonanthe affinis) | USDA PLANTS Symbol | GEAF |
| Common Name | Rocky Mountain Gentian, Pleated Gentian | ITIS Taxonomic Serial No. | 29964 |
| Family | Gentianaceae (Gentian) | SEINet Reference |
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| Description |
Life zones and habitat: Montane and subalpine (7500 to 10500 ft.); rocky areas in dry meadows, occasionally in wetlands. Plant: Erect or reclining perennial 4 to 20 inches tall; purple-tinged stem with small hairs, unbranching except at tips. Leaves: Clasping stem leaves, opposite, lanceolate to elliptic-ovate, 1/2 to 1-1/2 inches long, smooth upper surface, small hairs on edges. Inflorescence: Several to many purple-blue flowers in a relatively short and dense spike, each blossom subtended by leaf-like bracts; narrow funnel-shaped corolla tube about an inch long with 5 pointed lobes; pale yellow anthers. Bloom Period: July to September. References: "Flora of Colorado" by Jennifer Ackerfield and SEINet. |
BONAP Distribution Map
Map Color Key |
Colorado Status: Native |
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Banner photo: Castilleja rhexifolia and a brewing storm over the San Juan Mountains