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On moist, diffusely lit thin soil over steep outcrop in canyon in chaparral with live oaks near Ortega Oaks Campground.

On fairly moist, sunny soil in open Quercus forest on south-facing slope along Swede Creek at Trinity River.

Summerville

On moist, diffusely lit boulder in open timberline scrub on top of Mt. Ashland along trail above Mount Ashland Ski Lift,

On dry, sunny boulder in open, rather dry canyon with Aesculus and Populus along Arroyo Seco Creek about 4 miles west of Greenfield, Los Padres National Forest.

On moist, diffusely lit recess in basaltic outcrop in old glacial cirque in very rich primary growth mixed conifer forest near headwaters of Crabtree Creek,

On moist, diffusely lit soil in Calocedrus and Pseudotsuga forest on steep, north-facing slopes along road to Babyfoot Lake near Fiddler Mountain, about 7 miles west of Hwy. 199. Siskiyou National Forest.

On moist, rather shaded face of cliff in primary forest of Pseudotsuga, Tsuga, Picea sitchensis and Abies amabilis with open areas of basaltic outcrops on upper slopes of Saddle Mountain along trail from campground, Saddle Mtn. State Park,

On moist, shaded rock ledge along creek in steep, deep canyon with Quercus chrysolepis, Salix and Sambucus at Moss Canyon about 1 mile downstream from Forest Bridge, El Portal west of Yosemite National Park. Elev.: 750 M

On moist, rather shaded bark of Umbellularia in bottomland forest of Sequoia and Umbellularia with riverine corridors of Alnus, Lithocarpus, and Platanus at Campground, Pfeiffer-Big Sur State Park.

On moist, diffusely lit bark of Aesculus in forest of Quercus and Pinus sabiniana with Arctostaphylos understory on south shore of Shasta Lake at Highway 5 near Bridge Mountain Road, north of Redding.

On moist, diffusely lit base of cliff on open talus slopes with scattered Pinus albicaulis on slopes above Ranger Lakes at Silliman Pass, Kings Canyon National Park.

On moist to submerged, diffusely lit soil in stream near lake in very open Tsuga mertensiana and Pinus albicaulis forest in alpine timberline area on granite at base of permanent snowfield near Winnemucca Lake, Mokelumne Wilderness, El Dorado Natl. Forest

On moist to submerged rock at head of stream in rich mixed conifer forest along US Forest Service Road 10N02 at head of Mill Creek.

On moist, diffusely lit base of Abies on north-facing slopes with Abies magnifica and Tsuga mertensiana along trail to Long Gulch Lake and on cirque walls above lake southwest of Callahan.

On fairly moist, rather sunny boulder in open alpine scrub along trail to top of Hinkey Summit, Santa Rosa Range, Humboldt National Forest,

On very moist, diffusely lit bark of tree in Pinus and Quercus forest at La Ci�naga on ridge about 10 miles northwest of Mesa del Nayar.

On moist, diffusely lit boulder in Lithocarpus and Pseudotsuga forest with grassy openings along Fox Creek in Branscomb Reserve of the Nature Conservancy north of Branscomb,

On fairly dry, diffusely lit boulder in open mixed conifer forest on shallow soil over granite on trail from Dutch Lake to Florence Lake, Sierra National Forest.

On temporarily moist, sunny flat soil in open area in open Quercus agrifolia forest along canyon of South Fork of San Jacinto River about 7 miles east of Hemet.

On moist, diffusely lit soil in lawn surrounded by forest of Pseudotsuga, Tsuga and Thuja with Vaccinium understory on stabilized sanddunes along trails in Umpqua Lighthouse State Park, south of Reedsport.

On moist, shaded recess in cliff in very open scrub on face of sandstone massif along US Forest Service Rd. 4803 at Little Sanger Peak, Siskiyou Natl. Forest.

On moist, diffusely lit soil below log in virgin Sequoia forest along valley of Prairie Creek and J. & Z. Russ Grove of Prairie Creek Redwoods State Park.

On moist, shaded recess in mixed conifer forest on slopes above river along Hwy 89 about 3 miles south of Crescent Mills.

On dry, sunny sandstone boulder in Artemisia desert about 3 miles east of Capulin on Hwy. 15.

On moist, diffusely lit soil at base of outcrop in Washingtonia filifera oasis with surrounding desert scrub, Forty-nine Palms Oasis near Twenty-nine Palms.

La Lagunita

San Jose de Ocoa

On moist, diffusely lit bark of Acer macrophyllum in steep ravine with Quercus chrysolepis and PseudotsugaÃøΩalong Redwood Creek near intersection with Hwy. 299.

On moist, diffusely lit bark of Arbutus in large Pseudotsuga, Arbutus and Quercus forest at junction of Mail Ridge Road with Eel Rock Road,

On moist, sunny soil near lake in open alpine scrub along trail to top of Hinkey Summit, Santa Rosa Range, Humboldt National Forest,

In seepage on moist, sunny, north-facing vertical cliff along stream at exit of Bowman Lake, Pinus ponderosa and Pseudotsuga forest on heavily glaciated granitic slopes, west of Truckee,

On moist, sunny rocks along river in deep, shaded ravine with Pseudotsuga about one mile west of White Mountain near Cook & Green Pass.

On very moist, diffusely lit soil bank in seepage in Alnus thicket in Abies concolor and Tsuga mertensiana forest on open slopes above South Fork Lakes west of Callahan.

On very moist, rather sunny gravel along stream in Abies procera and Thuja plicata forest along Forest Service Road 1310 at Divers Creek, Mt. Hood National Forest,

On moist, diffusely lit soil on bank of rivulet in Quercus and Pinus sabiniana woodland opposite spillway of Oroville Dam.

On moist, shaded lava in recess of outcrop in Pinus ponderosa forest at top of Pine Mtn. near Univ. of Oregon Observatory, 5 miles south of Millican.

On submerged, diffusely lit base of tree in Quercus forest along small pond at Hopland Field Station of the University of California, northeast of Hopland.

On moist, diffusely lit boulder in mixed conifer forest along trail from Silliman Pass to Lodgepole, Sequoia National Park

On dry rock below edge of ravine in Pinus and Quercus forest on plain near Estacion Coyotes east of El Salto.

On moist, diffusely lit log in rich mixed conifer forest along US Forest Service Road 10N02 at head of Mill Creek.

On fairly moist, shaded soil in Populus tremuloides forest on steep north-facing slope along Hwy 88 at Hope Valley, Toiyabe National Forest,

On moist, diffusely lit outcrop in open Quercus and Pinus sabiniana forest on limestone outcrop near Coopers Bar.

On moist, diffusely lit soil in small creek in forest of Quercus kelloggii, Quercus chrysolepis, Calocedrus decurrens and Pseudotsuga on north facing slopes above road to Salt Springs Reservoir about 1 miles west of that Reservoir.

On seasonally moist, rather sunny large sandstone outcrop in area of grassland and chaparral with groves of Quercus douglasii, Quercus lobata and Quercus agrifolia south of Briones-Mount Diablo Trail at China Wall, Mount Diablo State Park

On moist, diffusely lit clayey soil beside stream in forest of Pinus jeffreyi, Pinus murrayana, Pinus lambertiana, Pseudotsuga and Abies concolor on ultramafic rocks along Parks Creek at Forest Service Road 17, Shasta Trinity National Forest.

On moist, diffusely lit basaltic outcrop in river in forest of Pseudotsuga menziesii, Pinus ponderosa, Calocedrus decurrens, and Abies concolor on basaltic outcrop along Squaw Valley Creek, southwest of McCloud, Shasta Trinity National Forest.

On very moist, diffusely lit thin soil on limestone in river valley surrounded by Pinus sabiniana and understory of Ceanothus leucodermis along South Creek at South Creek Falls north of Kernville, Sequoia National Forest.

On moist, diffusely lit boulder of road ballast in Pseudotsuga forest along Ladd Canyon Road about 12 miles south of La Grande, Whitman National Forest.

On moist to submerged, diffusely lit boulder in rapidly cascading stream at head of wet meadow surrounded by forest of Abies concolor, Pseudotsuga menziesii and Calocedrus decurrens on rather level land along Shackleford Creek near junction with Long High