Staining Collomia, Yellow-staining Collomia, Yellow-staining Mountain-trumpet
Collomia tinctoria
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Yellow-staining colomia observed on balds along the Fremont National Recreation Trail at about 7400' on the southeastern shoulder of Crook Peak, Fremont-Winema National Forest.......June 28, 2019.
Yellow-staining collomia as seen in roadside gravels along Forest Service Road 16 in Summit Prairie, Malheur National Forest........August 20, 2011.
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Yellow-staining collomia on a low road cut along Forest Service Road 5401 on Baldy Mt. about a mile downhill and north of the Malheur National Forest boundary........June 22, 2011. Note the long corolla tube on one of the flowers visible in the photo at left.
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Examples of yellow-staining collomia as seen in roadside gravels along Forest Service Road 16 in Summit Prairie, Malheur National Forest..........August 20, 2011. Note the long calyx lobes, long corolla tube and numerous gland-tipped hairs covering the leaves and stem.
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Yellow-staining collomia as seen along Trail #808Aat a point where the road begins to crest the ridge and the slope flattens out on Lookout Mt., Ochoco National Forest...........August 10, 2014.
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Yellow-staining collomia as seen along FS Road #2230 between Mount Pisgah and East Point, Ochoco National Forest.........June 13, 2015. The photo at right includes several related midget phlox (Microsteris gracilis) for comparison.
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Yellow-staining collomia in bloom along the Fremont National Recreation Trail on the open northwestern slopes of Hager Mountain, Fremont-Winema National Forest.......June 18, 2020.
Yellow-staining collomia as seen along an old road near the Hart Mt. summit ridgeline to the west of Hot Springs Campground, Hart Mt. National Antelope Refuge.........June 9, 2016.
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Yellow-staining collomia observed on vernally moist scabland soils in the Oak Creek Wildlife Area, Yakima County, WA........June 8, 2019.
Paul Slichter