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Orestimba Wilderness, Henry Coe State Park, near Rooster Comb. North facing slope just below ridgeline at Rooster Comb. Open woodland of Quercus wislizeni with Diplacus aurantiacus, Allium, Castilleja, Lomatium and other wildflowers among metamorphic outc

Channel Islands: Santa Catalina Island. Bulrush Canyon. North facing slope with open Quercus pacifica woodland with Heteromeles arbutifolia and Rhus integrifolia. Understory of Toxicodendron diversilobum, Galium aparine and annual grasses.

Highway 33 North of Ojai, Along north fork of Matilija River. Narrow drainage thrrough coastal scrub and chaparral. Continuous canopy of Alnus, Platanus and Quercus.

Diablo Canyon nuclear power facility (PG&E) property. Ridge road north of intersection with road to Crowbar Canyon. Coastal scrub dominated by Artemisia californica, Mimulus aurantiacus, Hazardia squarrosa, with native grasses common. Substrate white sili

Lower Hillsborough Wilderness Preserve, near Oakridge Equestrian entrance. Oak-palmetto woodland within matrix of oak-palmetto woodland, pine savannah and Lyonia scrub.

Cape Cod National Seashore along Beech Forest Trail, ca. one mi. north of Provincetown. Pinus rigida and Quercus alba and Q. velutina forest.

Channel Islands: Santa Catalina Island.Tributary to Fern Canyon. Grass dominated northeast facing slope with shrubs dominant in gullies. Dominant shrubs include Rhus integrifolia, Malosma laurina, Heteromeles arbutifolia and Mimulus cf aurantiacus. Grasse

Channel Islands. San Nicolas Island. Central west mesa at prominent rock outcrops. Low, open scrub of Isocoma, Leptosyne and Lupinus. Reddish, sandy soil with extensive soil crusts.

Patuxent Ponds Park, Along Patuxent Road south of Odenton. Intermittently submerged forest dominated by Quercus, Pinus and Betula. Dense understory of Smilax and other shrubs.

Channel Islands: Santa Cruz Island. Christy Pines. Pinus muricata forest near ridgeline. Dense shrub layer of Vaccinium, Comarostaphylos, Arctostaphylos, Heteromeles, and Ceanothus. Herbaceous understory mostly absent due to deep shade.

Large waterfall near La Merced. Transitional mid-elevational forest above Amazon rainforest and below cloud forests. Moderately shaded steep ravine.

Pygmy forest near airport east of Mendocino. Cupressus pygmaea and Pinus contorta ssp bolanderi dominant with Arctostaphylos nummularia and Rhododendron spp.

Channel Islands: Santa Cruz Island. Hooker Canyon between small reservoir and waterfall ('La Cascada'). Deep canyon through arid volcanic slopes. Dominants include Artemisia californica, Sellaginella and Dudleya.

Channel Islands: Santa Catalina Island. Slopes above White's Landing. Grove of Lyonothamnus in drainage with large boulders dominated by Grimmia and Parmeliaceae spp. Open shrub layer of Quercus pacifica and Mimulus aurantiacus and open understory of Mell

San Bernardino Mountains in San Bernardino National Forest. Green Valley Road between Green Valley Lake and Hwy 18. Montane mixed coniferous forest dominated by Pinus jeffreyi, Quercus kelloggii and Q. chrysolepis. Pinus coulteri, P. lambertiana and Abies

Wind Wolves Preserve. Vicinity of Camino Viejo Trailhead. Large dry wash dominated by Artemisia tridentata and Lepidospartum with scattered Populus fremontii. Abundant crusts of Syntrichia and Didymodon.

Wind Wolves Preserve. Along Salt Creek. Steep north-facing slope with dry scrub of Quercus john-tuckeri, Juniperus californicus, Artemisia tridentata and grasses. Underlying geology a complex of sandstone, granitics, and conglomerate sedementary rocks.

Channel Islands: Santa Catalina Island. Near Shark harbor. Chaparral dominated by Rhus integrifolia, Quercus pacifica, Eriophyllum confertiflorum and Dudleya sp.

Wasatch Mountains southwest of Salt Lake City. Little cottonwood canyon along Hwy 210 between Sandy and Snowbird. Riparian corridor dominated by Acer and Quercus with Picea, Abies & Pseudotsuga.

Channel Islands: San Miguel Island. Coastal bluffs above Cuyler Harbor, just west of mouth of Nidever Canyon. Coastal bluff scrub dominated by Dudleya greenei, Coreopsis gigantea and Isocoma menziesii. Sandstone substrate.

Castle Rock State Park

Channel Islands: Santa Cruz Island. Christy Pines along Ridge Road. Steep north facing slope with dense Pinus muricata forest. Thick shrub layer of Vaccinium ovatum, Adenostoma fasciculatum, Rhus integrifolia and Ceanothus megacarpus. Bunch grasses common

Bob Jones bike trail, San Luis Obispo County Park, along San Luis Creek just above Avila. Ecotone of Salix dominated riparian corridor, Quercus agrifolia woodland and coastal scrub.

North facing side of ridge between Avila Beach Drive and Avila Beach, on hillside behind Sycamore Mineral Springs Resort. Quercus agrifolia woodland with scattered Pinus muricata. Understory in shade mostly Toxicodendron and Mimulus aurantiacus, in sun Ar

Quiet Waters Park. Oak-Hickory-Pine forest several hundred meters from shoreline of Chesapeake Bay.

Interior Coast Range, along Highway 130 several miles west of Interstate 5. Mosaic of dry grassland with Artemisia californica and open Quercus douglasii woodland. Massive sandstone outcrops along road.

Michaux State Forest along Hwy 233 northeast of Long Pine Run Reservoir. Forest dominated by Pinus strobus, Tsuga canadensis and Quercus alba with other Quercus spp. Understory open with Kalmia common.

Channel Islands: Santa Catalina Island. Lower Bullrush Canyon. Open Quercus pacifica woodland with shrub layer of Rhus integrifolia, Heteromeles arbutifolia, Rhamnus pirifolia. Open, with grass patches dominated by Nassella sp with annual grasses and Dode

New Almaden Quicksilver County Park. Wood Road Trail, near trailhead off Hicks Road. Mixed evergreen forest dominated by Quercus agrifolia with Arbutus, Q. kelloggii and Umbellularia californica. Open, with scattered shrub layer of Heteromeles and Arctost

Henry Coe State Park, near Coe Ranch Headquarters, along Monument Trail. Steep Canyon in mosaic of grassland and evergreen forest. Canopy of Umbellularia, Pinus ponderosa and Quercus agrifolia.

California Polytechnic State University campus, San Luis Obispo.

White Mountains, Cabin Creek below Lodgepole Pine grove. Small stream through meadow with clumped thickets of Salix.

Green Mountain National Forest, south of Ripton along Goshen Road. Along stream through forest of Brich, Tsuga and Maple.

Channel Islands: Santa Catalina Island. Lower Middle Canyon. Large rock outcrops in Quercus pacifica chaparral.

Channel Islands: Santa Catalina Island. Divide Road near intersection with Lone Tree Trail. Open scrub dominated by Salvia apiana along ridgeline. Opuntia, Rhus integrifolia, and Artemisia californica common, with an open, grassy understory.

Castle Rock State Park, at Castle Rock. Mixed evergreen forest of Pseudotsuga, Notholithocarpus, Umbellularia, Quercus agrifolia and Q. chrsolepis. Large sandstone outcrops common.

Grand Ìätang. Along the trail approaching Grand Ìätang from the west. Disturbed lowland forest along trail with patches of native forest interspersed with anthropogenic vegetation dominated by shrubs and small trees of introduced Psidium.

Channel Islands: Santa Cruz Island. Ridgeline forming southern rim of Central Valley. Open, tall, ridgeline chaparral of Quercus pacifica, Arctostaphylos and Ceanothus.

Channel Islands: Santa Cruz Island. Canada del Puerto between Prisoner's Harbor and UC Field Station. Riparian corridor of Salix spp and Populus. Understory of Equisetum and other semiaquatic forbs. On sandy soil bank.

Channel Islands: Santa Cruz Island. Upper Christy Valley, along road between North facing slope by Quercus agrifolia with Prunus ilicifolia ssp lyonii and Rhamnus, and Toxicodendron.

Tahoe National Forest. Large Meadow along Jackson Meadows Road between Weber Lake and Jackson Meadows Reservoir. Montane meadow surrounded by coniferous forest dominated by Pinus contorta, P. jeffreyi, Abies magnifica and A. concolor.

Channel Islands: Santa Catalina Island. North facing slopes above Italian Gardens. Large, steep drainage with an open canopy of Prunus ilicifolia ssp lyonii. Heteromeles arbutifolia and Rhus integrifolia common, with a dense understory of annual grasses.

Along Hwy 162 south of Dos Rios. Foothill woodland along the Eel River. Pinus sabiniana, Quercus wislizenii, and Umbellularia californica common. Open with diverse shrub layer including Toxicodendron and Heteromeles, understory of annual grasses.

Joseph Grant Park, uphill from Grant Lake parking area along Lake View Trail. Quercus lobata savannah with scattered patches of Baccharis. Understory of introduced grasses and forbs.

Channel Islands: Santa Catalina Island. Southern fork of the drainage to Pebbly Beach. Steep canyon dominated by Prunus ilifolia ssp lyonii with subcanopy of Quercus pacifica, Rhus integrifolia and Heteromeles arbutifolia. Understory of Mimulus aurantiacu

Channel Islands: Santa Cruz Island. Central Valley below Christi pines, at the base of the grade up to Centinella. Quercus agrifolia and Q. pacifica woodland with understory of ferns, Symphoricarpos mollis, Ribes thacherianum, Toxicodendron diversilobum a

Mount Hamilton Road (Hwy 130) between San Antonio Valley and Isabel Creek. Ecotone of chaparral and foothill woodland. Pinus sabiniana common, with Adenostoma, Ceanothus cuneatus, Eriogonum fasciculatum.

Silver Fork Rd, off Hwy 50 near Kyburz. Montane mixed coniferous forest with Jeffery Pine, Ponderosa Pine, Incense Cedar, Douglas Fir, Black Oak and Canyon Live Oak. Open understory with Ceanothus velutinous and Chamaebatia foliolosa.

Sierra Madre Mountains, Los Padres National Forest, along Bates Canyon Road near intersection with Sierra Madre Road. North facing slope with dense woodland of Quercus chrysolepis with Acer macrophyllum and Umbelluarlia californica. Understory with Sambuc

Hollister Hills State Vehicular Recreation Area, along Bird Creek. Riparian corridor with Platanus, Acer, Quercus agrifolia and Aesculus. Understory of Toxicodendron, Frangula, Baccharis and Symphoricarpos.