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Irwin. Lake Irwin, S and E shorelines.

Crystal Canyon, above Devil's Punchbowl.

Cumberland Pass, S-slope

Galena Mountain, near Rocky Mountain Biological Lab.

Right bank of Cement Creek at its cataract, just below the mineral spring area, about 4.5 mi above the junction of Cement Creek Road and CO Route 135.

Dry Lake Park, a couple of miles SW of Cathedral.

Floodplain of Cebolla Creek, about 5 mi S Youmans' Store in Powderhorn.

Just above highest reservoir in Fish Creek, about 3 mi NW of Cathedral.

Old dirt road from Powderhorn to Sapinero, about 4 mi NW of Powderhorn Post Office.

Rock ledge forming the shoulder of the Copper Creek jeep road just above Judd Falls, a mile or so east of Gothic.

Queen's Basin. Rock pile in middle of basin.

2-3 mi S of Gothic, on county road to Crested Butte (CR 317).

Kettlepond, 2-3 mi S of Gothic.

Granite hills S of Gunnison.

W-facing slope above the fork of East Brush Creek draining the long, dry gulch of the Cannibal Fault, about 1.5 mi S of Devil's Lake.

Lake on west side of Mount Emmons.

Above Lake Irwin (Lake Brennan), about 7 mi W of Crested Butte.

Cumberland Pass.; 38.687613 -106.483604

Tenmile Springs, about 8 mi SE of the former townsite of Sapinero.

Crest of the Continental Divide between Rough Creek and West Mineral Creek [at the south base of Trallala Peak, Hinsdale-Mineral County line]

Virginia Basin, near wet area in old road.

Gothic. Rocky Mountain Biological Laboratory. North Pole Basin. Road just above upper cabins.

Gothic. Rocky Mountain Biological Laboratory. North Pole Basin. Along trail halfway up basin to saddle, about at elevation of large waterfall where trail starts to flatten out.

West shoulder of route 135 about 4 miles north of Almont.

Head of Virginia Basin, 2 mi (air) N of Rocky Mt. Bio. Lab., Gothic, 6 mi (air) NW of Crested Butte.

Roadside, 4 miles west of Gunnison.

"Whiterock Basin", between Whiterock Mtn and Triangle Pass, ~4 air mi NE of Gothic.

Gothic Natural Area, 3 mi N of Gothic.

NE-facing slope of Spring Creek Valley, about four miles south of Catehdral.

Alongside CO Route 135, a couple miles north of Almont.

Gulch across Cement Creek from Yarnell's Hot Spring, above the first narrows.

Gothic, Copper Creek, 0.25 mi from the East River.

Rocky Mountain Biological Laboratory. Base of Redrock Mountain, just south of Research Meadow at high point on Deer Creek Trail before starting up ridge.

SE-facing slope of the Cement Creek Valley, just below the Cement Creek cataract, about 4 mi above the junction of the Cement Creek Road with CO Route 135.

Mineral spring area along the north bank of Cement Creek, about 5 mi NE of the jct of the Cement Creek Road with CO Route 135.

5-6 mi N of Gunnison, along CO Route 135.

10 mi N of Gunnison on Hi-way 135.

Crested Butte Lake (Peanut Lake?).

Slate River Valley, 2-3 mi S of Crested Butte.

W-facing slope of Cebolla Creek Valley, a short distance S of the mouth of Fish Creek.

Mineral spring area halfway between Cebolla Hot Springs and Powderhorn Post Office.

Nicholson Lake, about 3 mi NW of Crested Butte up the Slate River Valley.

Gothic, old mill site.

Gothic, hill in front of Botany Lab.

Gothic, slope along lower Copper Creek.

Rocky Mountain Biological Laboratory. Lower Queen Basin, above mining trail down to Copper Creek.

Hillside adjoining Spring Creek Road, about 1 mi S of Cathedral.

Rocky Mountain Biological Laboratory. Twin Lakes, top of Middle Brush Creek. Knob at lower end of lakes.

A mile or two S of Monarch Pass, Gunnison County.

Mineral spring halfway between Cebolla Hot Springs and Powderhorn Post Office.