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Near Alpine and Bon Tempe reservoirs, between Mt. Tamalpais and Fairfax. Mixed forest of Pseudotsuga menziesii, Quercus agrifolia and Q. kelloggii with grass understory. Growing on dead Quercus trunk in partial sunlight.

Near Alpine and Bon Tempe reservoirs, between Mt. Tamalpais and Fairfax. Mixed forest of Pseudotsuga menziesii, Quercus agrifolia and Q. kelloggii with grass understory. Growing on Quercus lobata trunk in partial shade.

UC Davis Quail Ridge Reserve, ca. 2 miles west of Monticello Dam on Lake Berryessa. Quercus wislizeni and Umbellularia californica woodland with grassy understory on a steep northeast facing slope. Surrounding slopes with open Q. douglasii woodland. Growi

UC Davis Quail Ridge Reserve, ca. 2 miles west of Monticello Dam on Lake Berryessa. Quercus douglasii savanah along ridgeline near electrical tower. Growing on Q. douglasii trunk on west side of ridgeline. Filtered light.

UC Davis Quail Ridge Reserve, ca. 2 miles west of Monticello Dam on Lake Berryessa. Northwest facing slope with woodland of Quercus wislizeni, Q. douglasii, Q. kelloggii and Pinus sabiniana. Understory of Festuca. Growing on soil among grasses in filtered

Scott's Rock, just east of Cambria. Pinus radiata forest with Q. agrifolia subcanopy and abundant Toxicodendron understory. Substrate light colored, low density igneous rock

San Simeon Crk Rd., less than 1 mi from where road ends at private property. Quercus-Umbellularia woodland on serpentine. Sparse understory.

Near Alpine and Bon Tempe reservoirs, between Mt. Tamalpais and Fairfax. Mixed forest of Sequoia sempervirens and Pseudotsuga menziesii with Umbellularia, Arbutus and Lithocarpus. Growing on patch of bare soil and partially buried by litter.

Coastal salt marsh near Crescent City. Growing on levee 2-3m above high tide line with Atriplex triangularis, Polystichum, Toxicodendron.

Near Alpine and Bon Tempe reservoirs, between Mt. Tamalpais and Fairfax. Open grassland in mosaic of grassland, Sequoia & Pseudotsuga forest and Quercus woodland. Growing on soil bank in full sun.

Channel Islands: Santa Catalina Island. Echo Lake. Mosaic of annual grassland and open Quercus pacifica chaparral.

White Mountains, along wildnerness trail from Indian Creek to Chiatovitch Flats. Cercocarpus woodland on steep slope with granitic boulders. Shorter shrublayer of Artemisia, Symphoricarpos and Holodiscus.

Henry Cowell State Park, Fall Creek Unit. Mixed evergreen forest of Sequoia, Pseudotsuga and Umbellularia, with Corylus and Polystichum.

Almaden Quicksilver County Park. Wood Road Trail in Erodium dominated grassland with soil crusts.

Big Basin State Park, Creeping Forest Trail. Mixed evergreen forest of Pseudotsuga with Quercus, Notholithocarpus and Arbutus.

Redwood Regional Park, in the hills east of Oakland. Along Redwood Peak trail in Quercus agrifolia and Umbellularia forest, growing on rocks in litter beneath shrubs.

Redwood Regional Park, in the hills east of Oakland. Along Tres Sedenas trail in densely shaded Sequoia sempervirens forest, growing on boulders.

Redwood Regional Park, in the hills east of Oakland. Along Redwood Peak trail at crest of ridge just below Redwood Peak. Mixed canopy of Quercus agrifolia, Umbellularia californica, Pseudotsuga menziesii and Sequoia sempervirens. Growing on trunk of Querc

Huckleberry Preserve, in the hills east of Oakland. Bay oak woodland dominated by Umbellularia californica and Quercus agrifolia. Understory including Toxicodendron, various ferns, Symphoricarpos mollis, and Ribes sanguineum.

Huckleberry Preserve, in the hills east of Oakland. Patch of Arctostaphylos dominated chaparral on a slope dominated by Quercus agrifolia-Umbellularia californica woodland. Growing on soil in full sun.

Highway 80 between Marion and the Blue Ridge Parkway, ca. 1/2 mi north of Tom's Creek, along lake shore. Mixed forest of Quercus spp, Platanus, Pinus strobus, P. virginiana, Acer and Juglans. Rhododendron common in understory.

La Porte Rd., six miles north of La Porte. Mixed montane forest of Abies concolor, Pinus ponderosa, Calocedrus decurrens. Growing on bare soil of fresh roadcut in full sun.

Dinkey Crk Rd. Montane mixed coniferous forest

Shaken Creek. Dry Pinus taeda forest with Quercus spp.

La Porte Rd., fourteen miles south of junction with Hwy 70. Abies concolor forest with Pseudotsuga menziesii common and Pinus ponderosa, P. lambertiana occasional. Understory of Arctostaphylos patula, Chrysolepis sempervirens and Ceanothus cordulatus. Gra

La Porte Rd., sixteen miles south of junction with Hwy 70, along a ridgeline. Montane meadow within Abies maginfica forest, just below Pinus contorta belt. Growing in drainage through meadow with overstory of thick Alnus and Salix.

Mount Mitchell, near Ranger Station at Campground below summit. Trailhead of Old Mitchell Trail ca. 50m from parking area. Open forest of Picea rubens and Abies fraseri with herbaceous understory.

Mount Mitchell, in campground near summit. Open forest of Picea rubens and Abies fraseri with herbaceous understory.

Highway 80 between Marion and the Blue Ridge Parkway. Forest of Liriodendron, Tsuga, Acer and Ulmus with understory of Rhododendron.

Santa Teresa County Park, Hiddent Springs Trail. Northeast facing slope with Quercus agrifolia canopy and understory of annual grasses with oak litter.

Mount Mitchell, near summit. Highest pullout below summit parking area. Stand of dead Abies fraseri with herbaceous understory. Surrounded by forest of Abies with Picea rubens.

Santa Teresa County Park, Hiddent Springs Trail. East facing annual grassland with scattered oaks.

Portola Redwoods State Park, along the road from the Campground to the Iverson Cabin.

Portola Redwoods State Park. Along trail to Trail Camp. Mixed evergreen forest of Pseudotsuga, Sequoia and Notholithocarpus with an understory of Viola and Lonicera.

Portola Redwoods State Park. Along Peter's Creek near bridge connecting Lower Escape Trail to Coyote Ridge Trail. Riparian corridor through Sequoia forest.

Russian Ridge Open Space, along Ancient Oaks Trail. Mosaic of mixed evergreen forest with Pseudotsuga, Arbutus, Quercus chrysolepis, Q. agrifolia and Umbellularia interspersed with annual grassland.

White Mountains. Along White Mountain Road between Grandview Campground and Piñon Day Use Area. Dry drainage through Pinyon Juniper woodland with Artemisia, Purshia and Holodiscus. Substrate of orange and gray platy metamorphics.

Pozo Rd east of summit. Mixed chaparral. N facing sandy roadcut

Trail along North Fork of Big Pine Creek above Big Pine Creek Campgrounds. Near Second Lake in open subalpine forest of Pinus contorta. Understory of Cercocarpus ledifolius, Arctostaphylos patula, Chrysolepis and Artemisia tridentata.

Trail along North Fork of Big Pine Creek above Big Pine Creek Campgrounds. Near First Lake in subalpine Pinus contorta forest with P. albicaulis. Understory of scattered Juncus with no shrubs.

Los Padres Natl. Forest, north of Rock Ranch enterance off Hwy 166. Thirty-five canyon road, several miles north of Rock Ranch. Adenostoma fasciculatum chaparral, growing on bare soil in full sun.

Pozo Rd beyond where pavement ends. Foothill woodland

Hwy 166 about one mile east of Rock Ranch. West facing drainage with open, dry oak woodland dominated by Quercus agrifolia, Q. douglasii, and Juniperus californicus. Arctostaphylos, Rhamnus illicifolia, Ceanothus cuneatus, Adenostoma fasciculatum and Arte

Blue Oak Ranch Reserve. Dark Canyon below intersection with the main road. Small canyon with canopy of Umbellularia, Quercus lobata and Platanus.

Blue Oak Ranch Reserve. Deep canyon along southern border of the reserve. Large, deep canyon with canopy of Quercus chrysolepis and Umbellularia.

Summit of Nacimiento Ferguson Rd. in mixed evergreen forest dom by Q parvula, Pinus coulteri, Q chrysolepis

Cambria. Trail starting at intersection of Weymouth & Sunbury. Mature stand of Pinus radiata.

Nacimiento-Ferguson Rd (W side) a couple miles from Hwy 1. Granitic outcrop in coastal scrub. Full sun

Tepusquet Rd, 3.5mi from Hwy 166 at roadmarker 12.38. Roadcut in sandy soil, E-facing, full shade. Dense Q. agrifolia woodland. Heteromeles arbutifolia, Toxicodendron, Baccharis pilularis com. Growing with Pholistoma auritum, Melica, Pentagramma, Clarkia,

Hyw 166, 17.9mi east of Hwy 101. General area is Southern coastal scrub. Artemisia californica dominant with Salvia leucophylla and Eriogonum fasciculatum. Open scrub, low growing often with grassy patches. Slopes steep with Quercus agrifolia and Q. dougl