Explore

Verdugo Mountains; Southeast side of mountains. Ridge north of Dead Horse Canyon.

Mojave Desert; Desert Studies Station. Zzyzx Road off Interstate 15 between Barstow and Baker.

San Fernando Valley; Approximately 0.5 miles from intersection of Balboa Blvd. and Foothill Blvd., on north side of Foothill next to roadside.

Roadside on Route 15 between Stevens Pass and Snohomish.

Los Angeles, Del Rey.

Los Angeles. Backyard at 727 Holmby Ave.

South Coast Ranges; Prefumo Canyon.

Sierra Nevada; 0.1 miles north of Chambers Creek on Feather River, Highway 70.

Verdugo Mountains; South side of Verdugo Mountains a short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetary and north of debris basin. By road near the east slope above the debris basin.

Santa Monica Mountains; Near creek in Zuma Canyon.

5 miles northwest of Canby along Highway 139.

Santa Monica Mountains; Near intersection of Mulholland and Franklin Canyon.

Sierra Nevada; Nelson Bar Road, 1 mile above Feather River bridge toward Pentz Road. Southeast of Paradise

Santa Ynez Mountains; Murietta Canyon. Murietta Canyon Trail.

Santa Monical Mountains; Junction of Mulholland Highway and Cornell Road.

Sierra Nevada; Southwest slope of Pilot Knob.

Santa Monica Mountains; Highway 101 by Malibu Canyon Road cutoff.

Carrizo Plain; Carrizo Plain Natural Area. Near Goodwin Ranch and Soda Lake.

San Gabriel Mountains; Angeles Crest Highway [= Angeles Forest Highway], 4 miles south of junction with U. S. Highway 6. Roadside.

Sierra Nevada; Greenhorn Mountains. 1 mile northeast of the Oak Flat Lookout Station on Rancheria Road.

San Gabriel Mountains; Soledad Canyon, 2 miles east of Soledad Campground

San Gabriel Valley; San Marino. Huntington Library Botanical Garden.

Grassy plateau above Raven Run.

Hawaiian Islands; Oahu. Mokuleia Beach, Waialua.

Sierra Nevada; Between Iceberg Lake and Lake Ediza.

San Rafael Hills; Los Angeles, Eagle Rock. Along freeway onramp on north-facing slope, 3 m north of Ventura Freeway (Highway 134), 5 meters east of Figueroa St., southwest of Eagle Rock Park.

1.7 miles west of Diversion Dam Campgrounds on Stony Ford Road.

San Fernando Valley; Los Angeles, Northridge. Parthenia Blvd., 2 blocks east of Reseda.

San Gabriel Mountains; Wayside Honor Ranch, south of Castaic. On road to cow pasture above headquarters.

Colorado Desert; Rocky roadside, Seven Level Hill about 10 miles south of Palm Desert on Route 74 to Hemet.

Summit of northwest spur of Scott Mountain.

South-facing slope in Harker's Canyon on east side of Oquirrh Range.

North Coast Ranges; 0.75 miles north of Ovenlid, South Yolly Bolly Mountain, about 3 miles east of the summit.

Arcata marsh.

Tallawanda Valley, Oxford.

Santa Monica Mountains; Dry Canyon - Cold Creek Road between Mulholland Highway and Old Topanga Canyon Road.

Belchertown. Along railroad tracks at east side of Arcadia Lake. South shore of lake.

South Coast Ranges; San Rafael Mountains. Saddle between east and west Big Pine Mountain.

Death Valley; Death Valley National Monument. Beatty Junction to Boundary Canyon Road, about 4 miles north of Beatty Junction.

Near Sebring.

Sierra Nevada; Don Pedro Reservoir. Near dam.

West side of Holey Road, 3 miles southeast of Byron.

Verdugo Mountains; Green Verdugo Fire Road, off Sunland Blvd. just west of 210 Freeway. This road goes up to Green Verdugo Reservoir. Near road.

Lake Bloomington. Water's edge.

San Gabriel Mountains; Placerita Canyon Park. Middle Gate area.

San Fernando Valley; Los Angeles, North Hollywood. Front yard of 5910 Auckland Ave.

San Gabriel Mountains; Lytle Creek near Green Mountain Ranch.

High banks along Four Mile Creek, near Oxford.

Mojave Desert; About 10 miles south of Trona, beside cutoff to Highway 395.

Santa Susana Mountains; Oat Mountain. Along main ridge road.