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On moist, diffusely lit bark of Betula papyrifera in forest of Picea rubens, Thuja and Abies balsamifera with total cover of Sphagnum along Highway 1 near Jonesboro.

On moist, rather sunny boulder in open forest of Tsuga mertensiana and Abies magnifica on granitic rocks on slopes above Trail Gulch Lake west of Callahan.

On seasonally moist, sunny loose rocks of mining scree in very rich mixed conifer forest along Battle Axe Creek trail from Opal Creek Ancient Forest Center to area of nickel mine, Willamette National Forest.

On moist, rather shaded recess in granite outcrop near Lover s Leap in Fagus, Acer and conifer forest along trail on grounds of Humboldt Field Research Institute near Steuben.

On moist, diffusely lit thin soil on granitic outcrop in open forest of Calocedrus decurrens, Abies concolor and Quercus kelloggii along Summit Road about 2 miles north of Fish Camp, Sierra National Forest.

On moist, diffusely lit outcrop out of direct receipt of rainfall in forest of Calocedrus decurrens and Pseudotsuga on shallow soil over rocky knob at North Fork Campground SSE of Emigrant Gap, Tahoe National Forest.

On moist, diffusely lit soil at base of granite boulder in desert scrub on east-facing bluff along Kelso Valley Road about 3 miles south of Hwy. 178.

On moist, diffusely lit soil at base of cliff in desert scrub in small valley in Scodie Mountains northeast of Pinyon Peak about 1 mile west of Walker Pass on Hwy. 178.

On very moist, sunny organic soil of lake margin in floodplain with Carex and Salix wetlands along Power Creek at Surprise Valley above Ohman Falls east of Cordova, Chugach National Forest.

On moist, diffusely lit thin soil over boulder in mixed hardwood and Tsuga forest along Cedar Flats Trail in Mohican State Park, southeast of Mansfield.

On submerged, diffusely lit rocks in intermittent stream on outcrop of calcareous sandstone in area of sandstone massif in area of pastured grasses with Quercus savannah along road near Wagon Caves west of boundary between of Hunter-Leggett Military Reser

On very moist, diffusely lit soil beside Robertson Creek in Quercus savannah along road to headquarters of Hastings Reservation of the University of California at Carmel Valley Road.

On moist, diffusely lit bark of Prunus in mixed hardwood forest with plantations of Pinus along river corridor in Blue Rock State Forest, southeast of Zanesville.

On moist, diffusely lit face of volcanic rock outcrop in Abies lasiocarpa and Populus tremuloides forest among volcanic rock outcrops along Hwy. 126 about 24 miles east of Cuba and 1 mile north of Calaveras Canyon, Cibola National Forest.

On rather moist, shaded recess in granite outcrop in Pinus ponderosa and Quercus gambelii forest in Hualapai Mountain County Park south of Kingman.

On moist, diffusely lit trunk of large Alnus in rich forest of Abies and Pseudotsuga on southeast slopes of Mt. Hebo, east of Pacific City, Siuslaw National Forest.

PAPUA NEW GUINEA. Morobe Prov.: Mt. Sarawaket Southern Range 4 km SE of Lake Gwam, headwaters of Busu R. (collection site no. 6d)

On moist, diffusely lit steep face of large boulder beside stream on north-facing slope with Acer macrophyllum, Calocedrus, and Alnus along road to Bowman Lake about 2 miles north of Hwy. 20.

On moist, diffusely lit sandstone outcrop in canyon with Alnus along small creek on precipitous seaward bluffs near ranger station of Sinkyone Wilderness State Park.

On moist, diffusely lit log in forest of Quercus kelloggii and Pseudotsuga on steep south facing slopes over limestone along Hwy. 299 at Oak Run Road.

On moist, diffusely lit base of Pseudotsuga in rich mixed conifer forest along Big Hill Road at South Fork of Mill Creek.

Warmia-Masuria

On moist, rather sunny base of Quercus rubra in Pinus and Quercus forest on rolling hills about 3 miles south of Pell City on Hwy. 53.

On moist, diffusely lit fallen tree in Quercus and Pinus forest along Hwy. 175 about 23 KM north of IxtlÃøΩn de Juarez.

On fairly moist, diffusely lit recess in granite outcrop in mixed conifer forest of Pinus jeffreyi, Pinus ponderosa, Calocedrus decurrens, and Abies concolor near Big Carmen Lake east of Callahan, Klamath National Forest.

On moist, diffusely lit soil along road in Alnus forest on upper south-facing slopes of Caribou Peak.

On moist, diffusely lit soil under Betula grove in low black spruce forest and surrounding muskeg along McManus Creek at Faith Creek.

On moist, diffusely lit outcrop on steep north-facing slope above grassy meadow, Round Meadow, about 3 miles southeast of Sayles Canyon Trailhead, El Dorado Natl. Forest,

On moist, diffusely lit soil on talus slope at top of ridge on open rocky ridge with scattered Picea breweri about 1 mile west of Elk Lick,

On moist, rather sunny base of Acer macrophyllum in open woodland with Acer and Alnus along Hunter Creek about 4 miles northeast of Hwy. 101.

On moist, shaded thin humic soil at base of cliff in mixed conifer forest with open serpentine areas near Doctor Rock,

In moist, diffusely lit branches of Alnus in Sequoia-Thuja forest in deep canyon along headwaters of Freshwater Creek about 2 miles southwest of Kneeland.

On moist, diffusely lit bark of Alnus in second-growth forest of Pseudotsuga, Alnus, and Acer macrophyllum along Trout Creek at road to Alsea about 4.7 miles west of Alsea Falls State Park.

On moist, diffusely lit bark of Cornus in Abies and Pseudotsuga forest on steep slopes along upper reaches of Bear Basin Creek north of Bear Basin Butte.

On fairly moist, diffusely lit base of Artemisia in open Juniperus forest along Hwy. 140 about 10 miles west of Beatty near bridge over Whiskey Creek.

On dry, diffusely lit boulder in very open alpine scrub on east-facing slopes of Anthony Peak.

On moist, diffusely lit twigs of Quercus in Pinus, Quercus and Juniperus forest on flat top of ridge along Hwy. 40 about 9 miles west of La Ciudad.

On dry, sunny boulder in Pinus contorta forest and adjacent meadows in Hall Natural Area near Stanford Research Area.

On moist, diffusely lit boulder in Prunus thicket at base of basaltic cliff in Juniperus forest on lava rim rock at Three Mile Creek at Catlow Rim.

On moist, sunny bark of Quercus along Klamath River at Clear Creek south of Happy Camp.

On moist, diffusely lit top of andesite outcrop in heavily landslide-influenced mixed forest and on surrounding talus slopes on north-facing slopes above Perry Creek about 1-2 miles west of Perry Creek Campground on Mountain Loop Highway, Mt. Baker-Snoqua

On moist, diffusely lit outcrop in open forest of Pseudotsug., Arbutus, and Lithocarpus along Hwy. 96 about 4 miles north of Willow Creek.

On very moist, diffusely lit seepage on north-facing steep cliff in Juniperus forest in canyon of Home Creek east of Hwy. 205.

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

On bark of Juniperus in Pinus, Quercus and Juniperus forest on flat top of ridge along Hwy. 40 about 9 miles west of La Ciudad.

On moist, diffusely lit stump in Pinus forest on flat area along Hwy. 40 about 6 miles west of La Ciudad.

On moist, diffusely lit bark of Alnus in old growth Sequoia sempervirens forest and on riverine corridor of Umbellularia and Acer along Smith River at Hwy. 199 in Jedediah Smith State Park.

On occasionally submerged, diffusely lit boulder along river in riverine forest with Sequoia on banks of Russian River near Edendale.

On moist, diffusely lit shale rocks in forest of Pseudotsuga menziesii and Pinus ponderosa in area of limestone along Rattlesnake Creek at Post Creek along Hwy. 36 about 3 miles east of Forest Glen. Sec 9, T1S, R8E.

On moist, diffusely lit boulder in stream in Calocedrus, Pseudotsuga, and Quercus chrysolepis forest in canyon along small stream, Flume Gulch near Forest Glen, Six Rivers National Forest.