- East of Silver Dollar Lake, 11 miles SSW. Georgetown1
- Echo Lake, along roadside ditch1
- Echo Lake, near junction of Rtes. 5 and 1031
- Embankment of South Clear Creek in willow bog along Guanella Pass Rd., 8 miles SSW GEORGETOWN1
- Fall River Ca̱on near Idaho Springs.1
- Guanella Pass1
- Idaho Springs1
- Idaho Springs, SW of, Echo Lake1
- Loveland Pass. US Highway # 6.1
- Mount Emmons, Summit Lake, 12 miles WSW of Idaho Springs,1
- Mount Evans, Summit Lake, 12 miles west-southwest of Idaho Springs1
- Mt. McClellan.1
- Near Bear Creek1
- North shore of Summit Lake, Mt. Evans, 23 miles WSW. Idaho Springs1
- On slope near Georgetown.1
- Quale Creek, Steven's Gulch, NE. of Gray's Peak, 6 miles SW. Silver Plume1
- Rte. 6, 0.8 mi S. of I-701
- Shore of Echo Lake, Mt Evan's Highway.1
- Shore of Echo Lake, Mt. Evan's Highway.1
- Shore of Echo Lake, south east of Idaho Spring.1