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Umpqua National Forest, Toolbox Meadow, along Lava Creek, 4 km SSW of Lemolo Lake.

Gifford Pinchot National Forest, Mount St. Helens National Volcanic Monument. Pumice Plain.

Peach Cove Preserve, 3 mi. south West Linn.

Portland, Forest Park, 0.3 mi west of Highway 30, 0.8 mi south of St. Johns bridge, behind police vehicle storage yard.

Siuslaw National Forest, Mt. Hebo, 6 mi E of Hebo, peatland along Pioneer-Indian Trail, in drainage basin below summit road, just below prairie balds.

Croft Lake, 10 mi S of Bandon, fen and shrub swamp on S and SE shore of lake.

Hillsboro, Jackson Bottom Wetlands.

Deschutes National Forest, Tumalo Falls, banks of Tumalo Creek just below parking lot, 13 mi WSW of Bend.

Molly Bog, 3.5 ni NE of Stowe, W side of Highway 100.

East side of Rocky Butte, Portland.

Portland, April Hill Park.

Lake Oswego, Iron Mountain Park.

Oxbow Regional Park, Portland, Oregon.

Tonquin Scablands, 2 mil ESE of Sherwood, 0.5 mi NW of Tonquin.

Portland, Powell Butte Park.

New Lake Fen, 4 km N of Langlois, on Rick McKenzie ranch.

Portland, Marquam Nature Park.

Sycan Marsh Preserve, 20 mi SSW of Silver Lake, rocky Artemisa arbuscula / Poa secunda flats just S of ZX Ranch compound.

Vicinity of Portland.

Columbia River Gorge, Memaloose State Park, slopes below Memaloose Overlook, 2 mi NNE of Mosier.

Red Lake Wildlife Management Area, adjacent to Red Lake Peatland Scientific Area, at Lake of the Woods county line, 13 mi N of Waskish.

Deschutes National Forest, Hanks Lakes, rocky knob at W end of West Hanks Lake, ca. 4 mi WSW of Cultus Mountain.

Darlingtonia Botanical Wayside, just east of Highway 101, 0.5 mi south of Sutton Lake, 2 mi N of Heceta Beach.

Oregon Caves National Monument, 20 mi ESE of Cave Junction. South loop of Big Tree Trail, from concession building to junction with Lake Mountain Trail.

Near junction of hwy 94 and county road 801.

Woodland SE of Barada, Lee\'s Ranch

Oregon Caves National Monument, 20 mi ESE of Cave Junction. Serpentine outcrops and barrens W of junction of Lake Mountain Trail and old Limestone Trail.

Columbia River gorge, Wallula.

Itasca State Park, Bear Paw Point, 0.5 mi S of University of Minnesota Itasca Biological Station.

SE of Rulo along Nemaha River.

Matsåsmyran, Orsa, Kopparbergs Län, Övre Koppången mire.

Ann Arbor, near Delhi.

Vancouver, Salmon Creek at Highway 99 bridge.

Willamette Narrows, 2 mi south of West Linn (Willamette).

Eugene BLM District, West Eugene Wetlands, Red House headquarters on N bank of Amazon Creek, 0.2 mi NE of intersection of Highway 126 and S Danebo Avenue.

Malheur National Wildlife Refuge, just SE of junction of Foster Flat Road and Route 205, ca. 25 mi NNW of Frenchglen.

3 mi. SE of Beaverton, April Hill Park.

Portland, Macleay Park

Eugene BLM District, West Eugene Wetlands, Daisy Meadow prairie, ca. 0.25 mi ENE of junction of Green Hill Road and Highway 126.

Sycan Marsh Preserve, Henderson [Brattain] Fen, 20 mi SSW of Silver Lake.

Fanno Meadows, meadow 2, 10 mi WNW of Falls City, 1 mi NE of Fanno Peak.

Bridal Veil, Angel\'s Rest Trail.

Oregon City, below Willamette River Falls, Blue Heron Paper Mill site.

Oxbow Regional Park.

Fremont-Winema National Forest, Wilshire Meadow, fen just S of FS Road 94, 11 air mi NE of Chemult.

Silver Falls State Park.

Siuslaw National Forest, Oregon Dunes National Recreation Area, small pond at S end of Beale Lake, 0.5 mi WNW of Hauser lumber mill.

Sycan Marsh Preserve, 20 mi SSW of Silver Lake, Pole Creek, just below spring at head of creek.

N. Portland, Smith and Bybee Lakes Wetland Natural Area.

Fern Ridge Reservoir, mudflats at Signal Point, 10 mi W of Eugene.