(Bog Saxifrage)

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Micranthes oregana, Loveland Pass, Clear Creek Co. 3862

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Micranthes oregana, Mayflower Gulch, Summit Co. 6716

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Micranthes oregana, Mayflower Gulch, Summit Co. 0539

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Micranthes oregana, Loveland Pass, Clear Creek Co. 3880

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Micranthes oregana, North Swan Valley, Summit Co. 6034

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Micranthes oregana, Loveland Pass, Clear Creek Co. 3879

Scientific Name Micranthes oregana (Saxifraga oregana) USDA PLANTS Symbol SAOR2
Common Name Bog Saxifrage ITIS Taxonomic Serial No. 517097
Family Saxifragaceae (Saxifrage) SEINet
Reference
Click Here
Description Life zones and habitat: Montane to alpine (9000 to 13500 ft). Wet areas in meadows, stream banks.
Plant: Erect, stout perennial up to 12 to 18 inches tall, sticky, hairy, leafless stem.
Leaves: Basal linear to oblanceolate leaves 2 to 9 inches long, fleshy, bright green, toothed edges; surfaces smooth to slightly hairy.
Inflorescence: Many (30 to 50) small flowers in a cylindrical or conical cluster (thyrse), each about 1/2-inch across with 5 white oval petals, 5 pointed, reflexed (bent back) sepals.
Bloom Period: June to August.
References: "Flora of Colorado" by Jennifer Ackerfield, "Guide to Colorado Wildflowers" by G.K. Guennel and SEINet.
BONAP Distribution Map
Colorado Status:
Native

© Tom Lebsack 2022

Banner photo: Ten Mile Range and Rhodiola integrifolia (King’s Crown) in Summit County