- Morrow2
- Mount Howard, Wallowa Mountains, near the upper end of the gondola.2
- Mt. Hood.2
- Myrtle Island ACEC/RNA (Area of Critical Environmental Concern/Research Natural Area) in the Umpqua River, Bureau of Land Management property.2
- Near Kerbyville.2
- Near Three-Creek Lake.2
- North of the mouth of Sutton Creek, in Sutton Creek Recreation Area, Siuslaw National Forest, about 4 mile north of Florence.2
- North of the north end of Broadway, North Albany.2
- Polk2
- SE slope of Mt Hood at Mt Hood Meadows ski area, Mt Hood National Forest.2
- Wasco2
- no data2
- A few miles below summit of Cascade Mts, near Diamond Peak.1
- Along Muir Creek, 11 miles NE Union Creek.1
- Alton vicinity, 3.1 miles west on MO Hwy P north (right) about 0.5 miles on Or. Co. Rd. P307.1
- American Bottom.1
- Annie's Creek near Mazama Campground, Crater Lake National Park.1
- Annie's Creek near the Mazama Campground, Crater Lake National Park.1
- Area in Coast Range, Willamette Meridian.1
- Banks of Summit Lake, south of Diamond Peak, Cascade Mts.1