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Colorado Plateau- Semiarid Benchlands and Canyonlands. E of The Wedge. From Price, take US-191 S/ US-6 E for 40.7 miles. Turn right (W) onto Green River Cutoff Rd, continue for 10 miles to collection site on both side of road.

Colorado Plateau - Arid Canyonlands. Approx. 40 miles NE of Moab. From Hwy 128, turn east on dirt road at site of the historic Dewey Bridge, continue 8.2 miles to the Rio Mesa Center. Found all over the property, collection site on floodplain between Dalt

Colorado Plateau - Shale Deserts and Sedimentary Basins. NE of Arches National Park. From Cisco take UT-128 W for 5.4 miles, turn left onto BLM 163 and continue for 4.5 miles staying parallel I-70, eventually heading S.

Colorado Plateau - Shale Deserts and Sedimentary Basins. N of Moab off Hwy 128.

Colorado Plateua. Between Capital Reef National Park and Canyonlands National Park. From Hanksville take UT- 95S for 12.9 miles. Turn right (W) on BLM road 0098 (Granite Ranch Road). Collection site is 0.1 miles down BLM Rd 0098 on N side of Rd, also acro

Colorado Plateau - Shale Deserts and Sedimentary Basins. S of Owl Draw, NE of Arches National Park. From Moab, take UT-128 E for about 34 miles. Take a sharp left (SW) onto Kokopelli Trail, an unpaved road. The turn for Kokopelli Trl is about 0.5 miles N

Robert F. Hoover Herbarium. California Polytechnic State University. North Base. Area SE of trailer park along dirt road paralleling Lompoc-Casmalia Rd, between Azalea Rd and Santa Lucia Canyon Rd NE of Lake Canyon.

Along U.S. 66 near Hackberry, AZ

Collected in Clear Creek Canyon in the Raft River Mountains west of the campground on the north side of the canyon,

Collected in Clear Creek Canyon in the Raft River Mountains west of the campground on the northside of the canyon.

Colorado Plateau - Semiarid Benchlands and Canyonlands. About 9-10 miles south of Hanksville off Hwy 95. Both sides of road.

In the Crawford Mountains at the head of Brazier Canyon S of and near Rex Peak. Private Land/ B.L.M. interface. Rex Peak Quad (7 1/2 min.) T11N R8E, Sec. 30.

In the Goshute Mountains along U. S. Alt. 93 near White Horse Pass.

In the Crawford Mountains at the head of Brazier Canyon S of and near Rex Peak. Private Land/ B.L.M. interface. Rex Peak Quad (7 1/2 min.) T11N, R8E, Sec. 30.

Coachella Valley; mouth of Big Morongo Wash, 1 mi east of Hwy 62, just north of North Indian Cyn Road, west of Desert Hot Springs, 7.5 mi north of Hwy I-10. 7.5' Quad: Morongo Valley.

In the Mineral Mountains near Soldier Pass, ca. 5.5 mi NNW of Adamsville. BLM Adamsville Quad (7 1/2 min). T29S, R9W, Sec. 3.

Top of Frisco Pk., San Francisco Mts. T26S, R13W, Sec. NESENE.

Showalter Mountains.

6.5 miles SE of Cannonville and West of the Kodachrome Basin Road. Henrieville Quad.

16 miles 60 degrees NE of Milford, Mineral Mountains.

Bryce Canyon National Park. Lake near Ruby's Inn.

From Milford, take UT 21 west for 30.3 miles. Population is located near summit of pass through Wha Wha Mountains.

From Delta, take UT 257 S for 47 miles. Turn right onto Black Rock Rd for 18.2 miles. Large population on SW side of road.

BLM land. Take U-95 west from Blanding, through the highway cut through Comb ridge and down into Comb Wash. In middle of Comb Wash, turn south (left) on San Juan Country Road 235, drive to Fish Canyon trailhead (approx. 14 km) and follow trail east for 1-

Wasatch Mountains. Logan Creek, near Red Banks.

Sierra Nevada. Three Rivers, at the Kaweah River opposite Fiver's Inn.

The Jacumba mountains, above the Valley of the Moon, collecting in the vicinity of Blue Angel Peak, approximately 0.25 air mile north of the U.S./Mexico border. (In-Ko-Pah Gorge OE S: T18S R9E S7)

North slope of Chief Mountain, Blackfoot Indian Reserve.

Red Butte Canyon 4.5 miles from mouth of the canyon along Red Butte Canyon rd .25 mi E of the end of the dirt road.

ALong I-84, 3.29 road miles Se of the Howell exit and 11.84 road miles NE of Tremonton.

From Minersville, turn west onto Flat Rd for 1.9 miles. Continue onto Thermal Rd for 13.3 miles then turn right for 1.2 miles.

Coconino National Forest. Highway 179 S from Sedona, right onto Beaverhead Flats Road, go to the enclosed area around Beaverhead Flats trailhead, near the junction of Beaverhead Flats Road and Cornville Road (FR 119).

Camp Navajo Military Base.Take Interstate 40 W from Flagstaff, take the Bellemont exit, go S to Camp Navaqjo Military Base, go 2 mi SW down dirt road from Gate 14 in East Buffer Zone to Metz Tank meadow; meadow.

Coconino National Forest. Highway 89 N from Flagstaff, turn right onto the S end of Sunset Crater Loop Road (FR 545), left onto FR 6005, left onto FR 779, 0.5 mi W of Strawberry Crater Trailhead.

Coconino National Forest. From Flagstaff, go S on Lake Mary Road (FR 3), turn left onto FR 125, near junction of FR 125 and FR 82, en route to Kinnikinick Lake.

Bureau of Land Management. Nine mi SW of Crawford around the North Rim of the Black Canyon of the Gunnison/Green Mountain area; take Black Canyon Road to C77 Road and travel W for approximately 6 mi.

In the Mineral Mountains near Soldier Pass, ca. 5.5 mi NNW of Adamsville. BLM. Adamsville Quad (7 1/2 min). T29S, R9W, Sec. 3.

In Big Cottonwood Canyon of the Wasatch Mountains, along road in Mill D, South Fork, ca. 0.50 miles S of Intersection with State Route 152; W of Reed & Benson Ridge. Wasatch-Cache National Forest. T2S, R3E, Sec. 18. Mount Aire Quad (7 1/2 min.).

In the Cedar Mountains at Rydalch Pass, ca. 0.75 miles S of Tabbys Peak. B.L.M. Tabbys Peak Quad (7 1/2 min.). T4S, R10W, Sec 21.

Marg's Draw trail, ca. ¼ mi south of Sch. Hill Rd. Lat.: 34 51' 53"" N.: 111 "45' 00"" W."

6 miles northwest of Pahoa. Disturbed area, papaya orchard.

In the Crawford Mountains at the head of Brazier Canyon ca. 0.5 k W of Rex Peak. Private Land/ B.L.M. interface. Rex Peak Quad (7 1/2 min.). T11N, R8E, Sec. 30.

Little Cottonwood Canyon in the Wasatch Mountains. Along White Pine trail, ca. 1 mi N of White Pine Lake. Wasatch-Cache National Forest. Dromedary Peak Quad (7 1/2 min.).

In the Crawford Mountains at the head of Brazier Canyon ca. 0.5 k W of Rex Peak. Private Land/ BLM interface. Rex Peak Quad (7 1/2 min.) T11N, R8E, Sec. 30.

In the Crawford Mountains at the head of Brazier Canyon ca. 0.5 k W of Rex Peak. Private Land/B.L.M. interface. Rex Peak Quad (7 1/2 min.) T11N, R8E, Sec. 30.

Williams District, Kaibab National Forest, LO Spring, near the head of Sycamore Canyon.

BLM land. Take U-95 west from Blanding, cross Comb Wash and climb onto Cedar Mesa. Turn north (right) on San Juan Country Road 263 (road is east of Mule Canyon Ruins turnoff). Travel north on SJCR 263, crossing south mule canyon and arriving at stock corr

BLM land. Take U-95 west from Blanding through the highway cut through Comb Ridge and down into Comb Wash. In middle of Comb Wash, turn north onto San Juan Country Road 205 and travel north for approximately 4 km, to junction with Arch Canyon Road (a 4x4

BLM land. Take U-95 west from Blanding through the highway cut through Comb Ridge and down into Comb Wash. In middle of Comb Wash, turn north (right) onto San Juan Country Road 205, drive 50 m up the road. Sample area is to right 10-20 m east of road.

Coconino National Forest. Take Interstate 40 E from Flagstaff, exit Winona and go 1 mi S; the area is E of FR 82, uphill to the old mine site.