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Along Hwy 58 between La Panza Road and Shell Creek Road. Short statured wooldand of Quercus douglasii and Juniperus californicus with understory of annual grasses.

Downtown San Luis Obispo. On gravel beside trail along San Luis Creek, full sun.

Santa Monica Mountains, Malibu Canyon State Park. Along border of Rock Pool. Base of large rock wall above perennial pool in shade of Coast live oaks.

California Polytechnic State University campus. On sunny disturbed soil, south side of old power plant building adjacent to Crandall Gym.

Portoal Redwoods State Park, along service road across from the amphitheater. Mixed evergreen forest of Sequoia, Pseudotsuga, Arbutus, Notholithocarpus and Quercus. Understory of Vaccinium and Oxalis.

Sanborn County Park, along Sanborn Road near intersection with Hwy 9. Mixed evergreen forest of Pseudotsuga, Umbellularia, Sequoia and Quercus. Understory of Rubus and ferns.

California Polytechnic State University campus. On serpentine ridge above the Cal Poly P. Bare soil with Plantago erecta, Lasthenia californica and Bromus madritensis.

UC Davis Quail Ridge Reserve, ca. 2 miles west of Monticello Dam on Lake Berryessa. Growing on exposed soil on steep, shady south facing slope dominated by Quercus wislizeni with Pinus sabiniana occasional. Understory of annual grasses

Diablo Canyon nuclear power facility (PG&E) property. North Property access road along west facing slope through coastal scrub. Growing on distrubed bare soil of roadside.

Robison creek trail in canyon feeding into the creek.

Blue Oak Ranch Reserve. Ridgeline southwest of the Barn (headquarters). Oakwoodland of Quercus douglasii, Umbellularia, Q. agrifolia and Aesculus. Shrub layer of Heteromeles and Toxicodendron, with understory of annual grasses.

Lake Tahoe Basin Management Unit, east side of South Lake Tahoe, Powerline Trail accesed at end of Saddle Road.

Unnamed dirt road near the intersection of Bowman Lake rd, South of South Yuba River Bridge. Tahoe Nation Forest.

Loch Leven trail off of Hampshire rd, North and uphill of seasonal creek. Tahoe National Forest.

Along Pioneer trail near intersection with Emerald Pool trail accessed just NW of South Yuba River bridge. Tahoe National Forest.

Ives trail just south of Sympaug Pond.

Mount Diablo State Park along Death Slide Trail.

Lassen National Forest, DarlinCor Fen, NW of Chester, CA near Benner Creek Campground.

Located at Wilson Creek Beach among rocky cliffs.

Klamath National Forest in the Marble Mountain Wilderness off of Kidder PCT Connector (Old East Side Trail).

Klamath National Forest in the Marble Mountain Wilderness off of Kidder Lake trail east of Kidder Lake beside Kidder Creek.

Channel Islands: Santa Catalina Island. Middle Ranch Road. North facing slope dominated by Quercus pacifica and Heteromeles arbutifolia with understory of Toxicodendron diversilobum and Baccharis pilularis.

Channel Islands: Santa Catalina Island. Northeast facing slope below summit of Black Jack Mountain. Drainage dominated by Heteromeles arbutifolia with Quercus pacifica. Understory of Toxicodendron diversilobum, Ribes viburnifolium, Mimulus sp., Dryopteris

UC Berkeley Angelo Reserve on terraces along Elder Creek in riparian corridor through Pseudotsuga-Sequoia forest. Growing on overhang on shady outcrop.

UC Berkeley Angelo Reserve near trailhead to Black Oak Mtn. in Pseudotsuga forest.

Cypress Mtn Rd., on east side of Santa Lucia axis. Mixed evergreen forest dominated by Quercus agrifolia and Umbellularia with Arbutus menziesii, Acer macrophyllum, Q. kelloggii and Pinus sabiniana. Shady areas with dense and diverse shrub layer, sunny ar

Along Hwy 89 between Markleeville and intersection with Hwy 4. Sunny river drainage through open Jeffery Pine forest. Metamorphic substrate.

Almaden Quicksilver County Park. Wood Road Trail in mosaic of annual grassland and Quercus agrifolia woodland.

Reservoir Canyon. Trail along north facing slope in serpentine chaparral of Quercus durata and Heteromeles.

UC Davis McLaughlin Reserve in open Blue oak and Juniper woodland.

UC Davis Quail Ridge Reserve, ca. 2 miles west of Monticello Dam on Lake Berryessa. Steep grassy drainage in a mesic Quercus douglasii woodland with Aesculus californicus and Q. wislizeni. Growing on base of Aesculus.

UC Davis McLaughlin Reserve in open Blue oak and Juniper woodland. Growing in shade on juniper litter.

On hillside behind SLO High School. Growing on bare soil and serpentine outcrops in scrub dominated by Hesperoyucca whipplei and Lotus scoparius.

Channel Islands: Santa Catalina Island. Avalon, in soil at edge of parking lot.

California Polytechnic State University, Poly Canyon Rd. About 50m North of intersection with Eucalyptus road. West facing roadcut in exotic grassland.

Briones Reservoir in open Quercus agrifolia woodland. Growing in seep.

Santa Margarita Lake along trail on southwest side of the lake. In moist ravine with intermittent flow under a full Quercus agrifolia canopy. Holodiscus abundant in understory with Polypodium and several other fern spp common. Growing on boulders in splas

Briones Reservoir in open Quercus agrifolia woodland. Growing on horizontal branch of Arbutus.

Santa Margarita Lake along trail on southwest side of the lake. In moist ravine with intermittent flow under a full Quercus agrifolia canopy. Holodiscus abundant in understory with Polypodium and several other fern spp common. Growing on boulders.

Channel Islands: Santa Catalina Island. The Pallisades. Prunus grove in steep canyon. Shrubs include Heteromeles, Rhus integrifolia and Mimulus aurantiacus. Understory of grasses.

Briones Reservoir in open Quercus agrifolia woodland. Growing on bare, sunny soil.

Briones Reservoir in open Quercus agrifolia woodland. Growing on base of Q. agrifolia.

UC Berkeley's Angelo Reserve, along the Eel River. Growing in slow moving water, full sun.

Briones Reservoir in open Quercus agrifolia woodland. Growing on Q. agrifolia trunk

Briones Reservoir in open Quercus agrifolia woodland. Growing on rock wall.

Chimeneas Ranch in the mountains southwest of Soda Lake. Along road to Giliam springs. Quercus douglasii woodland ecotonal with chaparral.

Chimeneas Ranch in the mountains southwest of Soda Lake. Enterance of road to Giliam springs, blue oak woodland.

UC Davis Quail Ridge Reserve, ca. 2 miles west of Monticello Dam on Lake Berryessa. Open foothill woodland on steep north facing slope. Growing on trunk of blue oak in almost full sun.

UC Davis Quail Ridge Reserve, ca. 2 miles west of Monticello Dam on Lake Berryessa. Open blue oak woodland along ridgetop. Growing at base of oak.

California Polytechnic State University Campus, Poly Canyon. On rock outcrops in Quercus agrifolia and Quercus durata woodland east of wooden footbridge spanning Brizzolari creek at parking area at the end of Poly Canyon.