- Union3
- Clackamas2
- Clatsop2
- Coos2
- Grant2
- Latourell Falls, along Columbia River east of Portland2
- Linn2
- Morrow2
- NE side of Mt. Hood, along Timberline Trail, A.B.S. Foray2
- Shepperd's Dell, along Columbia River east of Portland2
- South shore of the Chetco River in Redwood State Park, 8 miles east of Brookings2
- Wasco2
- Yamhill2
- Along Highway along Columbia River, just east of Crown Point, A.B.S. Foray; on concrete wall along highway1
- Along State Hwy. 36 in the Coast Range 3.2 miles east of Tide1
- Along river near coast1
- Along road to Grizzly Ridge, Wallowa Mts., above IMNAHA1
- Along the Eleven Point River in the vicinity of Mo. 19. ca. 2 miles NE of Greer1
- At the base of Latourell Falls along the Columbia River Gorge, on cliff1
- At watersedge of the Chetco River in Redwood State Park, ca. 8 miles east of Brookings1