Caltha leptosepala
(Marsh Marigold)
Caltha leptosepala, Georgia Pass Summit Co. 0072
Caltha leptosepala, Loveland Pass, Clear Creek Co. 1589
Caltha leptosepala, Mayflower Gulch, Summit Co. 3853
Caltha leptosepala, Mayflower Lake, Summit Co. 9199
Caltha leptosepala, Indian Peaks, Boulder Co. 6486
Caltha leptosepala, Mayflower Gulch, Summit Co. 4412
Caltha leptosepala, Loveland Pass, Clear Creek Co. 1600
Caltha leptosepala, Blue Lakes, Summit Co. 9974
| Scientific Name | Caltha leptosepala | USDA PLANTS Symbol | CALE4 |
| Common Name | Marsh-marigold, White Marsh-marigold | ITIS Taxonomic Serial No. | 18455 |
| Family | Ranunculaceae (Buttercup) | SEINet Reference |
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| Description |
Life zones and habitat: Montane to alpine (8000 to 13500 ft.); bogs, marshes, soggy meadows, along ponds and streams and edges of snowfields. Plant: Erect perennial, single leafless stem 2 to 20 inches tall. Leaves: Basal, heart-shaped to rounded, thick, short-stalked blades, 5/8 to 9 inches long and 3/4 to 2 inches across with smooth to somewhat toothed edges. Inflorescence: One or two bowl-shaped flowers on each stalk, 2/3 to 1-1/2 inches across with no petals but 5 to 12 (sometimes more) white to yellowish oblong to oval sepals; center with many yellow, protruding stamens and several pistils. Bloom Period: May to August. References: "Flora of Colorado" by Jennifer Ackerfield, "Guide to Colorado Wildflowers" by G.K. Guennel, "Wildflowers of the Rocky Mountains" by Carl Schreier, "A Guide to Rocky Mountain Plants" by Nelson and Williams, SW Colorado Wildflowers 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