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Sacramento National Wildlife Refuge, Rio Vista Unit, adjacent to the Woodson Bridge (South Avenue) over the Sacramento River. Riparian woodland of Juglans californica, Platanus racemosa, Acer negundo, Quercus lobata and Populus fremontii. Understory of Ru

Trail along North Fork of Big Pine Creek above Big Pine Creek Campgrounds. Dry, steep slope with scrub dominated by Artemisia tridentata, Cercocarpus ledifolius, Arctostaphylos patula and Eriogonum umbellatum with scattered Pinus ponderosa. Granite bedroc

Davidsonville Park, along nature trail. Fagus dominated deciduous forest along small streambank.

White Mountains, in alpine meadow at headwaters of north fork of McAfee Creek. Surrounding vegetation of diverse array of cushion plants. Meadow dominated by a single bunch grass species.

Just south of Coreopsis Hill (near Oso Flaco Lake)

Hanging Rock State Park. Lower Cascade Falls. River canyon through Oak-Pine forest. Mesic with shrubby understory.

Hwy 168 in foothill woodland. Granite outcrop along roadside

Mount Mitchell, first pullout downhill of Ranger Station below summit.Stand of Betula with Acer and Picea.

Just E of LeMoore in alkali sink dominated by Allenrolfea and Suada. White powdery alkali soil. Full sun

Inyo National Forest near North Lake, along trail from North Lake to Paiute Pass. Forest of Pinus contorta and Populus tremuloides with understory dominated by Symphoricarpos and Ribes.

Sanborn County Park, along Skyline Drive. Mixed evergreen forest of Pseudotsuga, Quercus chrysolepis, Arbutus, Umbellularia and Q. kelloggii. Sparse understory with scattered large sandstone boulders.

Los Padres Natl. Forest, just north of Rock Ranch enterance off Hwy 166. Shady, protected canyon dominated by Platanus racemosa and Quercus agrifolia. Prunus illicifolia, Q. douglasii, Q. wizlisenii var. frutescens and Rhamnus illicifolia all common. Unde

Conoco Philips property on the Nipomo mesa, off Hwy 1.

Hwy 46 about 4 miles east of Hwy 1. On steep North facing slope. Full shade on rock outcrop under Umbellularia overstory.

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

Pozo Rd beyond where pavement ends. Foothill woodland. In creek in partial shade from Platanus and Q agrifolia. Sandstone substrate

Hwy 1 pullout near enterance to Hearst Castle.

Blue Oak Ranch Reserve. Upper watershed below Ridge Road and south of Middle Road. Seasonal drainage through dry, open Quercus lobata savannah.

Los Padres Natl. Forest, just north of Rock Ranch enterance off Hwy 166. Shady, protected canyon dominated by Platanus racemosa and Quercus agrifolia. Prunus illicifolia, Q. douglasii, Q. wizlisenii var. frutescens and Rhamnus illicifolia all common. Unde

Santa Monica Mountains near Echo Cliffs climbing area along Mishe Mokwa trail. Riparian corridor through chaparral along seasonal streamlet. Platanus and Quercus agrifolia canopy with understory of Venegasia, Ribes, Toxicodendron.

Hwy 58, east of junction with hwy 229. Ecotone between Quercus john-tuckeri woodland and foothill woodland with grass, Pinus sabiniana, Chamise, Juniperus californicus.

Channel Islands: San Nicolas Island.L Canyon. Scrub of Lomatium, Leptosyne, Dudleya and grasses.

North slope of Mt. Pinos, near trailhead to Enchanted Trail. Coniferous forest of Abies concolor and Pinus ponderosa on granite. Along small creek with Ribes, Aquilegia, Salix and Clematis.

White Mountains, in Trail Canyon near trailhead to Boundary Peak. Meadows with meandering stream through willow thickets.

North slope of Mt. Pinos, along Enchanted Trail. Granitic boulderfield in open stand of Abies concolor with scattered Pinus ponderosa.

Blue Oak Ranch Reserve. Along Main Road between Amos White Cabin and Barn Creek. Woodland of Quercus douglasii and Q. kelloggii with scattered Toxicodendron, Artemisia californica and Lonicera. Understory of mixed native forbs and introduced grasses.

Across from 9000 Huasna Rd. E facing sandstone outcrop along road. Full sun. In Q agrifolia woodland with developed shrub layer. Outcrop vegetated by Vicia, Mimulus, Bromus diandrus.

Cypress Mtn. Rd. near mine. Vegetation clearly affected by serpentine. Open chaparral of Ceanothus cuneatus, Heteromeles, Prunus ilicifolia and Pinus sabiniana. Open areas with mixed weedy and native grasses and forbs.

Coronado Natl. Forest, several miles southwest of Safford in the Pinaleno Mtn range. South-facing slope with mixed pine-oak forest with Arctostaphylos, Juniperus, Cercocarpus and Agave.

Los Berros Canyon, along Upper Los Berros Canyon Rd., southeast of Arroyo Grande. In riparian corridor surrounded by mixed Quercus agrifolia and Q. lobata woodlands. Corridor dominated by Salix lasiolepis and Quercus agrifolia with understory of mixed nat

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

Orestimba Wilderness, Henry Coe State Park, along trail from Rooster Comb to Lion Canyon. North facing slope with open Quercus douglasii woodland. Understory of annual grasses and wildflowers.

Blue Oak Ranch Reserve. High Road above Rope Swing Pond. Open savanna of Quercus douglasii, Q. lobata and Q. kelloggii.

Sierra Azul Open Space, along trail from Bald Mtn. to Mt. Umunhum. Woodland of Quercus chrysolepis and Umbellularia. Open, with understory of Nassella, Cercocarpus and scattered Pinus sabiniana.

Sierra Azul Open Space, along trail from Bald Mtn. to Mt. Umunhum. Seasonal drainage through Quercus chrysolepis and Umbellularia woodland with understory of Sambucus, Toxicodendron and Rubus.

Channel Islands: Santa Catalina Island. Upper Cottonwood Canyon, on south facing slopes several hundred meters below the airport. Open Quercus pacifica chaparral with Adenostoma and soil crusts.

Rancho Cañada Del Oro Open Space Preserve. Mayfair Ranch Trail, along creek through serpentine woodland. Quercus agrifolia and Umbellularia dominant, with an understory of Toxicodendron and ferns.

Diablo Canyon nuclear power facility (PG&E) property. Ridge road north of intersection with Crowbar canyon road. Bishop pine forest at site of well documented native Festuca patch. Ecotone of Festuca grassland and pine forest with Arctostaphylos, Polystic

Orestimba Wilderness, Henry Coe State Park, near Rooster Comb. Open Quercus douglasii woodland with patches of Adenostoma among annual grasses.

Less than 1 mile from Glen Alpin trail head along Glen Alpine trail, Desolation Wilderness.

Channel Islands: Santa Catalina Island. South fork of Silver Canyon. Salix lasiolepis and Typha dominguensis dominated riparian corridor at the bottom of a large canyon. Mimulus cardinalis and Adiantum jordanii both common.

New Almaden Quicksilver County Park. Wood Road Trail, near trailhead off Hicks Road. Open stand of Quercus agrifolia along ridgeline. Surrounding vegetation includes mixed evergreen forest and chaparral.

Located off of Stony Creek Trail just outside of Sixer Rivers National Forest.

Channel Islands: Santa Catalina Island. Ridgeline east of Divide Road. Quercus pacifica savannah with scattered Mimulus sp and Pentagramma triangularis. Whitish clay soil forming lichen dominated balds intermittently.

White Mountains. South Fork of McAfee Creek above small waterfall descending from McAfee Meadow. Alpine meadow dominated by graminoids with Primula.

Playa del Carmen, Mexico at the Kantun-Chi Eco Park.

California Polytechnic State University campus. Poly Canyon, on sandstone outcrops with Dudleya lanceolata.

California Polytechnic State University campus. On bark of Quercus ilicifolia west of Business Administration building.

Diablo Canyon nuclear power facility (PG&E) property. Upper Crowbar Canyon in dense Quercus agrifolia woodland with understory of Rubus ursinus, Toxicodendron, Pteridium, Melica and other small shrubs and forbs.

Accessed from Castle Peak trail head off of Boreal Ridge rd atop large rock peak. Tahoe National Forest.