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Joshua Tree National Park, Cottonwood wash.

North end of Spring Canyon at MCAS Miramar, about 100m north of MCAS boundary (site “18F” AKA 7f-1).

Old closed road to C. roosiorum population, .23 mile east of trailhead.

Steele/Burnand Anza-Borrego Desert Research Center, ca. 150 meters north-northwest of facility.

On west access road (FR 685) to Pawnee Buttes, 0.3 miles north of CR 110 junction.

Above Lake Tenaya

Route 283 near Ditch Road, 18.8 air km E of Columbia River.

Trail from Mexican Canyon to Peg Leg Mine, south end of McGinty Mountain, near Jamul Northwest corner of USGS 7.5 minute Dulzura quadrangle Occasional on dry slopes and open places inb chaparral

Near Bard.

Palomar Mountain, Cleveland National Forest. Off Nate Harrison Grade approximatley 2.5 miles north of highway 76.

3.6 miles north of Roosevelt Dam

Mission Trails Regional park Grassland about 1/4 mile NE from Old Mission Dam.

On the Silver Strand between Imperial Beach and Coronado. Shoreline of Emory Cove on SW San Diego Bay, on E side of Hwy 75 bike path. About 1.7 miles N of I.B. and circa 0.2km from Pacific Ocean.

20 mi. S.W. Agua Charlie.

Logan Canyon, Cache National Forest.

Six Rivers National Forest. From Hwy 299, take Titlow Hill Road (at Berry Summit) ca. 1.7 miles south. Roadcut, north side of road. Ca. 1.4 aerial miles west-northwest of Horse Mtn. Radio Tower.

20 miles north of junction with #12 on #1, under redwoods.

Lake Elsinore Grade.

36 miles north of Lucia restaurant, and about 12 miles north of Big Sur, on the road to Carmel.

Palomar Mountain State Park. On Thunder Springs Trail ca. 100 m north of Thunder Springs.

Mission Trails Regional Park. SDSU Property at North Fortuna Mountain. East end of property in Oak Canyon Creek

Alvarado Canyon near creek.

City Creek Canyon.

Wire Mountain Area. Camp Joseph Pendleton MCB. San Diego County, California. Base Section: 66-78.

Vacant lot near 67th and Amherst streets.

Cuyamaca Rancho State Park. Just uptrail from the parking lot between Green Valley Campground and the beginning of the Arroyo Seco trail.

High Cascade Range. Big Chico Creek watershed, near the Butte/Tehama County line; 1.3 air km west of Lomo and Highway 32.T25N, $3E, NW1/4 of SW1/4 of sec. 10. Devils Parad Ground 7.5' quad.

22 miles north of Barstow on road to Camp Erwin.

Route 89, 7 miles north of Topaz Junction.

Dennery Canyon Open Space Preserve, east of Hidden Trails Rd between Ocean View Hills Pkwy and Seaglen Way. Approximately 30 feet east from sidewalk, behind first locked gate.

Growing in area beside Feather River 1/2 mile north of Chester, Calif.

1 mi. south of junction of Encinitas Blvd. and El Camino Real in Encinitas.

Near 14 area.

Anza Borrego Desert State Park, Glorietta Canyon, ca. 0.5 mile (2,000 feet, 625 meters) north of trailhead, along (vague) trail.

Panoramic Point, south of Borrego-Palm Canyon campground, Anza-Borrego Desert State Park

4.5 miles north of Lompoc.

1.8 miles northwest of Soledad cross off La Jolla Scenic Drive.

San Diego State University Ecological Reserve, north of I-8 from campus, ca. 700 feet west of Adobe Falls.

Near summit of Mt. Pinos.

Mexican Canyon, south end of McGinty Mountain, Jamul Drive. Nw corner of USGS 7.5 minute Dulzura quadrangle, Sec. 34, T.16 S., R.1 E.

Along Sage Hill Dr. horse trail, along singletrack mountain biking trail on a moderate slope.

62 mi. S. Hermosillo, Sonora.

Silver Strand Coronado.

Roadside .32 mi NW of trailhead to C. roosiorum population.

Roadside 9 miles east of Arcata on #299.

10.3 miles south of Placerville

Redwood Park

Anza Borrego Desert State Park, west end of Mountain Palm Springs at canyon mouth, North facing slope.

1/2 mile above Paso Picacho Campground in Cuyamaca State Park.

Lusardi Creek bed in canyon just off cul de sac of Avenida de los Lobos in Rancho Bernardo, just east of reservoir, growing out of the creek.