Mirabilis multiflora var. multiflora
(Colorado Four O’clock)
Mirabilis multiflora var. multiflora, Lathrop State Park, Huerfano Co. 7662/7665
Mirabilis multiflora var. multiflora, Lathrop State Park, Huerfano Co. 7647
Mirabilis multiflora var. multiflora, Lathrop State Park, Huerfano Co. 7286
Mirabilis multiflora var. multiflora, Lathrop State Park, Huerfano Co. 7683
Mirabilis multiflora var. multiflora, Lathrop State Park, Huerfano Co. 7648
| Scientific Name | Mirabilis multiflora var. multiflora | USDA PLANTS Symbol | MIMUM |
| Common Name | Colorado Four O'clock | ITIS Taxonomic Serial No. | 529220 |
| Family | Nyctaginaceae (Four O'clock) | SEINet Reference |
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| Description |
Life zones and habitat: Plains to montane (4500 to 9000 ft.); sandy and gravelly soils, shale outcrops, plains and open areas in pinyon-juniper woodlands. Plant: Clump-forming perennial; clumps 24 to 40 inches across; branching stems 16 to 28 inches long; herbage smooth or densely pubescent. Leaves: Thick, opposite, ovate to round blades 2 to 4 inches long, on petioles 3/4 to 1-5/8-inches long; bases rounded to cordate, often asymmetric; tips acute or acuminate to obtuse and rarely rounded. Inflorescence: Large, showy, clusters of 6 pink-magenta flowers at branch tips; each cluster surrounded by a cup-shaped, 5-lobed involucre, with lobes that are 1-1/4 to 1-5/8 inches tall and have acute tips; funnel-shaped perianth (flower) is 3/4 to 2-3/8 inches long; 5 pink-magenta protruding stamens with yellow anthers, stigma protruding beyond anthers. Bloom Period: June to September. References: "Flora of Colorado" by Jennifer Ackerfield, SW Colorado Wildflowers, Flora of North America and SEINet. | BONAP Distribution Map
Map Color Key |
Colorado Status: Native |
© Tom Lebsack 2024
Banner photo: Castilleja rhexifolia and a brewing storm over the San Juan Mountains