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Found off Tehachapi Pass, by roadside.

Mt Umunhum, Santa Clara Co. Grassy slope surrounded by chaparral below Mt. Umunhum's south face.

Near the Hilton in Russian River

head of Tenaya Canyon c. 3 mi below Tenaya L, Yosemite National Park

Yosemite Creek, Yosemite National Park

Near Black Spring, Yosemite Valley

Mt. Umunhum Rd; ~ .3 mile uphill from Sierra Azul Bald Mt. parking lot.

Mt Umunhum, Santa Clara Co.; Mt. Umunhum's rock and scree south face

Mt. Umunhum, Santa Clara Co.; west of Mt. Umunhum's Summit Trail upper trailhead.

Mt Umunhum; west-facing slope below Summit Trail east of Guadalupe Overlook

At the junction of the highway and monument peak dirt road at the left. In Mt. Laguna recreation area.

Mt Umunhum, Santa Clara Co. east flank of Mt. Umunhum's steep northeast ridge.

Serpentine seep area up-slope from the Hwy 92 west onramp to Hwy 280 north, down-slope from the San Francisco Watershed boundary fence

In and around BLM campground at north end of Eagle Lake.

Mt Umunhum, Santa Clara Co. Where seep outflow crosses Summit Trail both up-slope and down-slope

Pomponio State Beach west of Hwy. 1

Pescadero State Beach and Marsh Natural Preserve, west side of Hwy. 1, along trail in dunes south of north parking lot

by outlet of Cooney L, Virginia Lakes Basin

Cook Lane at the Jepson Prairie Natural Preserve parking area

Collected in a vacant lot along a frontage road with State Route 101, south of Colorado Street in eastern Palo Alto, CA.

Stulsaft Park, Redwood City

Found 30cm from Woodside Rd. on north-east facing slope.

Blue Oak Ranch Reserve, about a mile east from the barn along roadside.

Half Moon Bay State Beach, along bank of Pilarcitos Creek.

La Honda Creek Open Space Preserve. Area closed to public, approximately 1.5 miles southwest of Alice's Restaurant.

Found on the roadbankone mile south of Wawona Road tunnel. Altitude of 4700ft. in Yosemite National Park

Found abundantly along moist rock ledges, south facing slope at head of Lee Vining Canyon at altitude 9500ft.

Found east of Big Tulunge Canyon at altitude of 2200 ft., San Gabriel Mountains

Found at west base of Mt. Dawa at altitude of 10,500 ft. in Yosemite National Park.

Found in upper Hanes Canyon at altitude 2800ft., San Gabriel Alts.

Below Lexington Dam within 50 yards of base above stream

N.E. portion of Pardee Reservoir; collected at old water line, 1/4 mi. from receded present water line

1 mi. south of Mokelumne River, 7 mi. east of Pardee Reservoir

Parjaro Dunes; approximately 25 feet east from road.

Pinto Lake, Watsonville, CA; east lake, N.E. above it; along roadway and above stream or drainage into the lake

Salt Gulch.

McAfee Gulch.

N.E. end Camanche Reservoir, China Gulch, "1/2 mi S. Camanche Parkway North"

Found at the southern base of Mt. Hoffmann on Snow Creek drainage. 2 miles directly west of snow flat, Yosemite National Park

Found south fork Merced River by Wawona, Yosemite National Park

Lexington Dam

West slope of Dana Plateau, above Glacier Canyon.

at S.E. Mountain View

in the stream bed of Coyote Creek southeast of San Jose, 1/2 mi. S. W. (downstream) from Tennant Rd. crossing

at 1055 Wilmington Way, in S.W. Redwood City

on the campus of Foothill College in Los Altos Hills, CA

1 mi. south of Mokelumne River, east of Pardee Reservoir on east-facing bank

By lower West bank by the North end of bridge over Dog Creek. About 33 1/2 miles North from Redding on a 40% West slope exposure.

Collected on Grant Road in Los Altos, CA (home of Gary Metzler).

Along Mokelumne River, east of Pardee Reservoir, 1 - 2 feet from stream