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United States, California, Placer, North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Lake Tahoe Basin Management Unit - National Forest meadow 216,218,219,222. Large, dry, open, gravelly area on the upslope side of the meadow. T14N R16E S35 NW1/4 of NW1/4 USGS Quadrangle: Homewood 1:24,000, 39.103889 -120.186944, 1939m

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United States, California, Placer, Northern High Sierra Nevada. Along Blackwood Canyon Road 0.4 road km west of Barker Pass. Steep south-facing slope. T14N R16E S08 SW1/4 of NW1/4 USGS Quadrangle: Homewood 1:24,000, 39.075833 -120.238333, 2327m

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United States, California, Mendocino, High North Coast Ranges. North side of Bean Rock, along Road M61 4.8 road km east of Road M1; along the edges of the adjacent dirt road and away from the road. T20N R10W S11 SW1/4 of NE1/4 USGS Quadrangle: Hull Mountain 1:24,000, 39.606667 -122.928611, 1823m

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United States, California, Plumas, Plumas National Forest Beckwourth Ranger District. South-facing volcanic outcrop "barren" area, above Jackson Cr and Middle Fk Feather River; 2.3 mi from Hwy 70/89 on rd 23N11, then 0.7 mi on rd 23N48. T23N R12E S20 NW1/4 USGS Quadrangle: Jackson, 39.848056 -120.661389, 1646m

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United States, California, Plumas, Along Jackson Creek Rd (23N48), ca. 1 mi nw of Mt Jackson, ca. 5 air mi nw of Mohawk. T23N R12E S20 NW1/4 USGS Quadrangle: Johnsville, 39.848611 -120.659167, 1646m

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United States, California, Plumas, N side of 23N26 just e of its jct with 23N35, s side of Big Hill, ca. 3 air mi s of Sloat. T23N R11E S26 NW1/4 of SW1/4 USGS Quadrangle: Johnsville, 39.826667 -120.720833, 1615m

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United States, California, Plumas, Along Jackson Creek Rd (23N48), ca. 1 mi nw of Mt Jackson, ca. 5 air mi nw of Mohawk. T23N R12E S20 NW1/4 USGS Quadrangle: Johnsville, 39.848611 -120.659167, 1646m

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United States, California, Plumas, Plumas National Forest Beckwourth Ranger District. South-facing volcanic outcrop "barren" area, above Jackson Cr and Middle Fk Feather River; 2.3 mi from Hwy 70/89 on rd 23N11, then 1.1 mi on rd 23N48. T23N R12E S20 NW1/4 USGS Quadrangle: Johnsville, 39.848056 -120.661389, 1646m

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United States, California, Plumas, Plumas National Forest Beckwourth Ranger District Jackson. South-facing volcanic outcrop "barren" area, above Jackson Cr and Middle Fk Feather River; 2.3 mi from Hwy 70/89 on rd 23N11, then 0.7 mi on rd 23N48. T23N R12E S20 NW1/4 USGS Quadrangle: Johnsville, 39.848056 -120.661389, 1646m

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United States, California, Plumas, Plumas National Forest Beckwourth Ranger District Jackson. South-facing volcanic outcrop "barren" area, above Jackson Cr and Middle Fk Feather River; 2.3 mi from Hwy 70/89 on rd 23N11, then 0.7 mi on rd 23N48. T23N R12E S20 NW1/4 USGS Quadrangle: Johnsville, 39.848056 -120.661389, 1646m

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United States, California, Plumas, Plumas National Forest Beckwourth Ranger District Jackson Compartment. Gravel bar on north side Middle Fork Feather River near mouth of Bonta Creek and below the Mohawk Ranger Station. T22N R12E S09 SE1/4 USGS Quadrangle: Johnsville 1:24,000, 39.782778 -120.6325, 1315m

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United States, California, Plumas, High gravel bar on north side of Middle Fork Feather River, just west of Bonta Creek and below the Mohawk Ranger Station. T22N R12E S09 SE1/4 USGS Quadrangle: Johnsville 1:24,000, 39.783056 -120.633056, 1314m

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United States, California, Butte, Northeast of Philbrook Lake, near Plumas County line; on outcrops of slate-like material within sparse forest of Pinus monticola, Abies magnifica, arctostaphylos nevadense and Quercus vacciniifolia. T25N R05E S10 USGS Quadrangle: Jonesville, 40.03799 -121.400299, 1935m

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United States, California, Butte, Ridge north of Snag Lake and west of Skyway, on outcrops of andesitic rock. T26N R04E S20 USGS Quadrangle: Jonesville 1:24,000, 40.093386 -121.547953, 1920m

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United States, California, Butte, Just northeast of summit of Humboldt Peak, but just within Butte County. T27N R05E S32 USGS Quadrangle: Jonesville 1:24,000, 40.1517 -121.433167, 2073m

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United States, California, Butte, Northeast of Philbrook Reservoir; 1.2 miles west of Plumas County line. T25N R05E S16 USGS Quadrangle: Jonesville 1:24,000, 40.023321 -121.419089, 1646m

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United States, California, Butte, Near mdw of upper Willow Creek. T26N R05E S23 SW1/4 USGS Quadrangle: Jonesville 1:64,000, 40.091667 -121.377778, 1951m

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United States, California, Butte, 2.5 mi north of Jones Mdw along rd to Philbrook Reservoir. T25N R05E S20 SW1/4 USGS Quadrangle: Jonesville 1:64,000, 40.006111 -121.447778, 1920m

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United States, California, Lassen, Modoc Plateau. Along Road 26024 8.4 air-km south of Snowstorm Mountain, 0.4 road-km west of Karlo; 5.8 air-km west of Hwy 395. T31N R15E S07 NE1/4 of SE1/4 USGS Quadrangle: Karlo 1:24,000, 40.563056 -120.324722, 1372m

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United States, California, Lassen, Modoc Plateau. Along Road 26024 8.4 air-km south of Snowstorm Mtn, 1.4 road-km west of Karlo; 6.8 air-km west Hwy 395. T31N R14E S12 SE1/4 of NE1/4 USGS Quadrangle: Karlo 1:24,000, 40.564167 -120.335278, 1385m

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United States, California, Plumas, Along 27N11, ca. 1 mi ne of Taylor Lake, ca. 7 air mi ne of Taylorsville. T27N R11E S26 SE1/4 USGS Quadrangle: Kettle Rock, 40.165278 -120.705, 1920m

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United States, California, Plumas, Summit of Kettle Rock Lookout, just s of Taylor Lake ca. 6 air mi ne of Taylorsville. T26N R11E S02 NW1/4 of NW1/4 USGS Quadrangle: Kettle Rock, 40.146389 -120.720278, 2384m

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United States, California, San Bernardino, Mojave Desert. Along Steam Well Road 7.1 km east of Trona Road, just south of Golden Valley Wilderness Area; near bottom of the wash between Red Mountain and Lava Mountain. T29S R41E S36 NE1/4 of NW1/4 USGS Quadrangle: Klinker Mtn 1:24,000, 35.376111 -117.535278, 932m

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United States, California, San Bernardino, Mojave Desert; North Mojave Desert region: Southwest end of the Lava Mountains, north of Red Mountain, east of Trona Road. Side road off Steam Well Road (RM1444) to Skilling Well. Near 35.39090N, 117.56767W to 35.39745N, 117.564570W, Alt.:1034-1191m/3391-3905ft. Road ends near mines. General collecting along the lower ridge that climbes toward Klinker Mtn. Than returned down a small draw to the west of this ridge. T29S R41E S22 SE1/4 USGS Quadrangle: Klinker Mtn. 1:24,000, 35.391389 -117.565278, 1113m

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United States, California, San Bernardino, Mojave Desert; North Mojave Desert region: Southwest end of the Lava Mountains, north of Red Mountain, east of Trona Road. Just off Steam Well Road (RM1444). Just east of BM3247 and road that cuts off to Red Mountain. T29S R41E S27 USGS Quadrangle: Klinker Mtn. 1:24,000, 35.387778 -117.576944, 1010m

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United States, California, Sierra, Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. T22N R10E S19 SW1/4 USGS Quadrangle: La Porte 1:24,000, 39.75 -120.914167, 1885m

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United States, California, Modoc, Great Basin. Along County Road 5 1.0 km west of the southwest corner of Cow Head Lake. T47N R17E S31 SE1/4 of NE1/4 USGS Quadrangle: Lake Annie 1:24,000, 41.901667 -120.058056, 1627m

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United States, California, Lake, Mendocino National Forest - North Coast Ranges Upper Main Eel River Watershed. On Bank of road paralleling S fenceline of Lake Pillsbury Ranch. T19N R10W S33 ~Ctr. USGS Quadrangle: Lake Pillsbury 1:24,000, 39.459722 -122.967778, 610m

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United States, California, Trinity, Klamath Ranges. Turnout on northeast side of Hwy 299 2.0 (road) km east-southeast of Buckhorn Station, about 60 m north-east of Grass Valley Creek. T32N R08W S04 NE1/4 of SE1/4 USGS Quadrangle: Lewiston 1:24,000, 40.657222 -122.766667, 795m

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United States, California, Sierra, Northern High Sierra Nevada. Top of band of serpentine along Sawmill Ridge 1.0 km southeast of Delahunty Lake and 2.7 km northwest of Mt Fillmore. T22N R10E S20 SE1/4 of SE1/4 USGS Quadrangle: La Porte 1:24,000, 39.746944 -120.870278, 1901m

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United States, California, Lassen, Ca. 16.5 mi w of Madeline, on Madeline-Adin Road. T35N R11E S32 USGS Quadrangle: Likely, 40.852222 -120.758056, 1548m

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United States, California, Siskiyou, High Cascade Range. Medicine Lake Highlands; Pumice Stone Mountain, very steep north-facing slope near the top of the northwest-trending shoulder. T43N R02E S14 SW1/4 of SW1/4 USGS Quadrangle: Little Glass Mtn 1:24,000, 41.563611 -121.717222, 2054m

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United States, California, Siskiyou, High Cascade Range. Medicine Lake Highlands; Pumice Stone Mountain, on top of the northwest-trending shoulder. T43N R02E S14 SW1/4 of SW1/4 USGS Quadrangle: Little Glass Mtn 1:24,000, 41.562778 -121.717222, 2067m

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United States, Colorado, Larimer, Rim of canyon, shortgrass prairie of Phantom Canyon Preserve. T10N R71W S02 SW1/4NW USGS Quadrangle: Livermore Mtn., 40.865556 -105.323056, 2036m

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United States, California, Tehama, Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 miles east of confluence with Sacramento River; old field on historic floodplain terrace of Mill Creek. T25N R02W S USGS Quadrangle: Los Molinos 1:24,000, 40.036667 -122.112222, 64m

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United States, California, Tehama, Vicinity of Grizzly Creek, Long Hollow, and Little Grizzly Creek. North-facing bank over creek. T26N R06W S USGS Quadrangle: Lowrey 1:24,000, 40.1075 -122.585833, 290m

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United States, Colorado, Larimer, 1.5 miles east of Bear Lake in Rocky Mountain National Park in picnic area. Fequent in meadow by stream. T04N R74W S40 USGS Quadrangle: McHenry's Peak, 2888m

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United States, Wyoming, Uinta, Label says T17N, R117W,S29 NW1/4 SW1/4. South Haystack Coal Site. USGS Quadrangle: Meadow Draw, 2070m

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United States, Wyoming, Uinta, South Haystack Coal Site. Label says "T17N R117W nw1/4 se1/4 Sec. 30". USGS Quadrangle: Meadow Draw, 2137m

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United States, California, Siskiyou, Pumice Stone Well, ca. 0.5 mi n of Pumice Stone Mt. T43N R02E S14 NE1/4 USGS Quadrangle: Medicine Lake, 41.57 -121.706389, 1951m

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United States, California, Siskiyou, Paint Pot Crater. T43N R02E S23 SW1/4 USGS Quadrangle: Medicine Lake, 41.55 -121.708056, 1920m

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United States, California, Siskiyou, Little Mt. Hoffman, in pumice. T43N R01E S08 SW1/4 USGS Quadrangle: Medicine Lake, 41.578611 -121.658056, 2225m

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United States, California, Siskiyou, High Cascade Range. Medicine Lake Highlands; west side of Arnica Sink about 6.5 km west of Glass Mountain. T43N R03E S01 NE1/4 of SW1/4 USGS Quadrangle: Medicine Lake 1:24,000, 41.595 -121.578333, 2042m

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United States, California, Siskiyou, High Cascade Range. Medicine Lake Highlands; just north of the north edge of Medicine Lake Glass Flow. T44N R03E S35 NW1/4 of SW1/4 USGS Quadrangle: Medicine Lake 1:24,000, 41.609167 -121.602222, 2109m

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United States, California, Mendocino, North Coast Ranges. Near Anthony Peak. USGS Quadrangle: Mendocino Pass, 39.821667 -122.966944, 330m

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United States, Nevada, Washoe, Great Basin. Along Barrel Springs Road 1.5 air-km northwest of Mosquito Lake in the switchbacks of the road down the steep east slope of the rim. T45N R19E S04 NW1/4 of NE1/4 USGS Quadrangle: Mosquito Valley 1:24,000, 41.857222 -119.853333, 1893m

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United States, California, Sierra, Northern High Sierra Nevada. Plumas National Forest; at head of East Branch Slate Creek; along the road to Johnsville (Road 900; Road 22N12X) 7.7 road km east of Quincy-La Porte road; 0.8 air km west-northwest of Mt. Etna. T22N R10E S22 SW1/4 of SW1/4 USGS Quadrangle: Mount Fillmore 1:24,000, 39.747778 -120.846111, 1948m

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United States, California, Modoc, Warner Mountains. Along Forest Road/County Road 2 (the road from New Pine Creek to Fort Bidwell) 1.0 air km west of Lily Lake and 1.4 air km northwest of Yellow Mountain. T47N R15E S02 SE1/4 of NW1/4 USGS Quadrangle: Mount Bidwell 1:24,000, 41.976111 -120.221389, 1948m

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United States, California, Modoc, Warner Mountains. Along Forest Road/County Road 2 (the road from New Pine Creek to Fort Bidwell) 1.0 air km west of Lily Lake and 1.4 air km northwest of Yellow Mountain. T47N R15E S02 SE1/4 of NW1/4 USGS Quadrangle: Mount Bidwell 1:24,000, 41.976111 -120.221389, 1948m

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United States, California, Modoc, Warner Mountains. Slope along north side of Dismal Swamp. T48N R16N S31 SE1/4 of NE1/4 USGS Quadrangle: Mount Bidwell 1:24,000, 41.989444 -120.173889, 2216m

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United States, California, Modoc, Warner Mountains. Slope along north side of Dismal Swamp. T48N R16N S31 SE1/4 of NE1/4 USGS Quadrangle: Mount Bidwell 1:24,000, 41.989444 -120.173889, 2216m

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United States, California, Modoc, Warner Mountains. Northwestern flank of Mount Bidwell; 1.2 air km south of Dismal Swamp. T47N R16E S06 SW1/4 of NE1/4 USGS Quadrangle: Mount Bidwell 1:24,000, 41.975278 -120.18, 2362m

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United States, California, Modoc, Warner Mountains. Low broad ridge 1.1 km east of Dismal Swamp. T48N R16E S32 SW1/4 of Nw1/4 USGS Quadrangle: Mount Bidwell 1:24,000, 41.986389 -120.158611, 2250m

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United States, California, Modoc, Warner Mountains. Low broad ridge 1.1 km east of Dismal Swamp. T48N R16E S32 SW1/4 of NW1/4 USGS Quadrangle: Mount Bidwell 1:24,000, 41.986389 -120.158611, 2250m

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United States, California, Modoc, Warner Mountains. Along Highgrade National Recreation Trail 0.9 km south of Little Lily Lake and 1.4 air km north of Mt. Vida. T47N R15E S14 NW1/4 of NW1/4 USGS Quadrangle: Mount Bidwell 1:24,000, 41.948333 -120.226111, 2340m

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United States, California, Modoc, Warner Mountains. Top of Yellow Mountain; topmost part and wster edge (at the edge of a steep dropoff to the northwest). T47N R15E S01 SW1/4 of SW1/4 USGS Quadrangle: Mount Bidwell 1:24,000, 41.965556 -120.206944, 2463m

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United States, California, Modoc, Warner Mountains. Northwestern flank of Mount Bidwell; 1.2 air km south of Dismal Swamp. T47N R16E S06 SW1/4 of NE1/4 USGS Quadrangle: Mount Bidwell 1:24,000, 41.975278 -120.18, 2362m

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United States, California, Plumas, On top of Mt Ingalls, ca. 7 air mi se of Genesee. T25N R12E S28 SE1/4 of NE1/4 USGS Quadrangle: Mt Ingalls, 39.993889 -120.6275, 2552m

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United States, California, Plumas, Summit of Mt Ingalls, ca. 9 air mi ne of Sloat. T25N R12E S28 SE1/4 of NE1/4 USGS Quadrangle: Mt Ingalls, 39.993889 -120.6275, 2551m

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United States, California, Plumas, Plumas National Forest Beckwourth Ranger District Cascade Compartment. Just above Emigrant Creek and 1 1/4 mi south of Little Grizzly Creek. Steep southeast-facing volcanic rock outcropping. T24N R12E S19 SW1/4 of NW1/4 USGS Quadrangle: Mt. Ingalls 1:24,000, 39.935278 -120.680556, 1951m

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United States, California, Plumas, Plumas National Forest Beckwourth Ranger District Cascade Compartment. Top of Grizzly Ridge between Joseph Creek and Greenhorn Creek. T24N R11E S09 SE1/4 USGS Quadrangle: Mt. Ingalls 1:24,000, 39.955556 -120.741111, 2256m

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United States, California, Siskiyou, High Cascade Range. Mt. Shasta, east-northeast slope 2.6 air km southwest of Brewer Creek Trailhead; about 20 m south of Brewer Creek. T41N R03W S11 NE1/4 of NE1/4 USGS Quadrangle: Mt. Shasta 1:24,000, 41.421111 -122.155556, 2637m

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United States, California, Siskiyou, High Cascade Range. Mt. Shasta, north slope, 3.7 air km south-southwest of Northgate Trailhead along a small creeklet. T42N R03E S33 NW1/4 of SE1/4 USGS Quadrangle: Mt. Shasta 1:24,000, 41.439722 -122.196111, 2783m

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United States, California, Mendocino, Near Baldy Ridge. USGS Quadrangle: Newhouse Ridge, 39.866944 -123.004167

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United States, California, Nevada, Northern High Sierra Nevada. Along old Donner Pass Road (historic US 40) about half way between Donner Pass and Donner Lake. T17N R15E S16 NE1/4 of SE1/4 USGS Quadrangle: Norden 1:24,000, 39.32 -120.313611, 2007m

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United States, California, Nevada, Northern High Sierra Nevada. Along old Donner Pass Road (historic US 40) about half way between Donner Pass and Donner Lake. T17N R15E S16 NE1/4 of SE1/4 USGS Quadrangle: Norden 1:24,000, 39.32 -120.313611, 2007m

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United States, California, Nevada, Northern High Sierra Nevada. Donner Summit; north side of Hwy I-80 at exit to Boreal Ski Area. T17N R14E S13 SW1/4 of NE1/4 USGS Quadrangle: Norden 1:24,000, 39.34 -120.349722, 2195m

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United States, California, Lassen, Modoc Plateau. along an unnamed southern tributary to Painters Creek; along Horn Road 1.1 road-km southeast of the old homestead; 6.2 air-km northeast of Observation Peak. T34N R16E S11 SE1/4 USGS Quadrangle: Observation Peak 1:24,000, 40.82 -120.13, 1667m

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United States, California, Lassen, Modoc Plateau. Along an unnamed southern tributary to Painters Creek; along Horn Road 1.1 road-km southeast of the old homestead; 6.2 air-km northeast of Observation Peak. T34N R16E S11 SE1/4 USGS Quadrangle: Observation Peak 1:24,000, 40.82 -120.13, 1667m

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United States, California, Plumas, Plumas National Forest La Porte Ranger District Onion Valley Compartment. Along Quincy-La Porte Road (Rd 511) 0.4 mi southwest of Onion Valley Creek crossing; ca 1.3 mi northwest of Pilot Peak. Edge of road. T22N R10E S05 SE1/4 of SW1/4 USGS Quadrangle: Onion Valley 1:24,000, 39.792222 -120.889167, 1896m

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United States, California, Plumas, Northern High Sierra Nevada. Plumas National Forest; on top of the serpentine ridge on southest side of Quincy-La Porte Road, 1.4 air km northwest of Pilot Peak. T22N R10E S05 SW1/4 of SE1/4 USGS Quadrangle: Onion Valley 1:24,000, 39.79 -120.882778, 2015m

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United States, California, Plumas, Northern High Sierra Nevada. Plumas National Forest; northwest tip of the nose of the rocky ridge on southeast side of Quincy-La Porte Road, 1.7 air km northwest of Pilot Peak. "Bare" rounded ridge top of metamorphic rock (just nortwesst of the serpentine area); T22N R10E S05 SE1/4 of SW1/4 USGS Quadrangle: Onion Valley 1:24,000, 39.791111 -120.886389, 2001m

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United States, California, San Bernardino, Mojave Desert. Along top of eastern ridge of Opal Mountain. South-facing slope. T32S R45E S08 SE1/4 of NW1/4 USGS Quadrangle: Opal Mountain 1:24,000, 35.163056 -117.181667, 1082m

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United States, California, San Bernardino, Mojave Desert. South-southwestern slope of Opal Mountain, about 600 m from the top. T32S R45E S07 SE1/4 of SE1/4 USGS Quadrangle: Opal Mountain 1:24,000, 35.155556 -117.188611, 1036m

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United States, California, Butte, Northern Sierra Nevada Foothills. 300 ft NW of intersection of Montgomery St. and Downer St. in Oroville. Between upper and lower parking lot near the Feather River, at top of slope in gravelly soil. USGS Quadrangle: Oroville 1:24,000, 39.515278 -121.553056, 58m

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United States, California, Merced, North side of cyn of Los Banos Cr between Los Banos Valley and the Los Banos Detention Reservoir. T11S R09E S16 SW1/4 USGS Quadrangle: Ortigalita Peak NW, 36.971944 -121.096667, 122m

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United States, California, Kern, Sierra Nevada; Southern Sierra Nevada region. The Owens Peak Eastern Watershed. Unnamed SE drainage, South of Indian Wells Canyon. Along old Jeep trail. USGS Quadrangle: Owens Peak 1:24,000, 35.655278 -117.9025, 1159m

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United States, California, Kern, Sierra Nevada Southern Sierra Nevada region: the Owens Peak eastern watershed. Unnamed SE drainage, S of Indiana Wells Canyon, along old Jeep Trail. USGS Quadrangle: Owens Peak 1:24,000, 35.655278 -117.901667, 1159m

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United States, California, Kern, Sierra Nevada; Southern Sierra Nevada region: The Owens Peak Eastern Watershed. Short Canyon. USGS Quadrangle: Owens Peak 1:24,000, 35.710278 -117.917222, 1037m

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United States, California, Kern, Sierra Nevada; Southern Sierra Nevada region: The Owens Peak Eastern Watershed. SE ridgeline of Morris Peak. USGS Quadrangle: Owens Peak 1:24,000, 35.681667 -117.973611, 1921m

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United States, California, Kern, Sierra Nevada; Southern Sierra Nevada region: The Owens Peak Eastern Watershed. Parking area near trailhead to Owens Peak. USGS Quadrangle: Owens Peak 1:24,000, 35.719444 -117.978611, 1677m

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United States, California, Alpine, Northern High Sierra Nevada. Along the rough dirt road from Twin Lake to Meadow Lake. T09N R18E S13 SW1/4 of SE1/4 USGS Quadrangle: Pacific Valley 1:24,000, 38.611111 -119.946111, 2946m

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United States, California, Alpine, Northern High Sierra Nevada. Along the rough dirt road from Twin Lake to Meadow Lake. T09N R18E S13 SW1/4 of SE1/4 USGS Quadrangle: Pacific Valley 1:24,000, 38.611111 -119.946111, 2946m

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United States, California, Butte, At jct of Hwy 32 and Ponderosa Way, nw corner, ca. 1.5 mi n of Forest Ranch. T24N R03E S32 c USGS Quadrangle: Paradise, 39.895833 -121.663056, 610m

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United States, California, Butte, Ca. 6 mi ne of Forest Ranch on Hwy 32. T24N R03E S09 NEcorner USGS Quadrangle: Paradise 1:64,000, 39.959444 -121.6375, 951m

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United States, California, Butte, Serpentine outcrop at corner of Skyway Rd. and Rd. to Paradise Lake, at N boundary of Magalia. USGS Quadrangle: Paradise East 1:24,000, 39.812222 -121.579167, 580m

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United States, California, Butte, Northern Sacramento Valley, Chico. Plants collected at the end of Arbutus Street along the western bank of Lindo Channel. USGS Quadrangle: Paradise West 1:24,000, 39.751667 -121.841111, 61m

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United States, California, Butte, Dry, rocky roadside along Hwy. 32 ca 7.2 mi e of its jct. with Hwy. 99. T23N R02E S35 SE1/4 USGS Quadrangle: Paradise West 1:24,000, 39.800278 -121.717222, 463m

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United States, California, Modoc, Modoc Plateau. East corner of Dry Creek Rim; along Road 47N08 (Corral Creek Road) 5.1 road-km north-northwest of Road 48 (along the west edge of Goose Lake). T48N R13E S30 SW1/4 of SE1/4 USGS Quadrangle: Pease Flat 1:24,000, 41.969167 -120.52, 1759m

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United States, California, Modoc, Modoc Plateau. East corner of Dry Creek Rim; along Road 47N08 (Corral Creek Road) 3.1 road-km north-northwest of Road 48 (along the west edge of Goose Lake). T47N R13E S06 NW1/4 of NE1/4 USGS Quadrangle: Pease Flat 1:24,000, 41.9525 -120.519722, 1650m

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United States, California, Modoc, Modoc Plateau. East corner of Dry Creek Rim; along Road 47N08 (Corral Creek Road) 3.1 road-km north-northwest of Road 48 (along the west edge of Goose Lake). T47N R13E S06 NW1/3 of NE1/4 USGS Quadrangle: Pease Flat 1:24,000, 41.9525 -120.519722, 1650m

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United States, California, Mono, Central High Sierra Nevada. West-facing rocky and gravelly slope about 35 m south of Leavitt Lake. T05N R21E S24 SE1/4 of NW1/4 USGS Quadrangle: Pickel Meadow 1:24,000, 38.270278 -119.6175, 2926m

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United States, California, Mono, Central High Sierra Nevada. West-facing rocky and gravelly slope about 35 m south of Leavitt Lake. T05N R21E S24 SE1/4 of NW1/4 USGS Quadrangle: Pickel Meadow 1:24,000, 38.270278 -119.6175, 2926m

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United States, California, San Bernardino, Mid Hills; Mojave National Preserve; northern Pinto Valley along New York Mtns Road, 2.5 mi. north of Cedar Canyon Road at Jct with dirt road to Bathtub Spring. USGS Quadrangle: Pinto Valley 1:24,000, 35.205 -115.347778, 1618m

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United States, California, Glenn, Mendocino National Forest - North Coast Ranges Grindstone Creek Watershed. NE side Black Butte Mtn, NE of FH-7 ~0.2mi. (N of skid trail in logged Abies mangifica v shastensis units T-4/T-5 of Black Timber Sale) (Involucres & calyx glabrous). T22N R09W S22 SE1/4 of SE1/4 USGS Quadrangle: Plaskett Meadows, 39.66527 -122.522339, 1975m

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United States, California, Glenn, Mendocino National Forest, North Coast Ranges, Black Butte River Watershed. In rocks uphill (E) of FH-7, just N of 11N11.1 (Snow Basin Rd) Jct. T22N R09W S27 SE1/4 of NE1/4 USGS Quadrangle: Plaskett Meadows, 39.731659 -122.865703, 1975m

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United States, California, Glenn, High North Coast Ranges. North side of Black Butte at trailhead to the top. Open rocky areas in red fir forest. T22N R09W S27 NW1/4 of SW1/4 USGS Quadrangle: Plaskett Meadows 1:24,000, 39.730833 -122.870833, 2164m

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United States, California, Glenn, High North Coast Ranges. Top of Black Butte. T22N R09W S27 SW1/4 of SW1/4 USGS Quadrangle: Plaskett Meadows 1:24,000, 39.726667 -122.8725, 2269m

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United States, California, Glenn, High North Coast Ranges. Just northwest of Telephone Campground (site), near road to Smith Camp; about 1.6 mi north-northwest of Black Butte. On ridge top. T22N R09W S21 SW1/4 of NE1/4 USGS Quadrangle: Plaskett Ridge 1:24,000, 39.748611 -122.8825, 2030m

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United States, California, Tehama, Shasta-Trinity National Forests, Yolla Bolla Ranger District. On summit of Round Mountain. T28N R10W S18 NW1/4 of SE1/4 USGS Quadrangle: Pony Buck East, 40.278669 -123.035371, 1760m