ARIZ
348272 Charlott M. Christy 1072-b 1992-03-29
United States, Arizona, La Paz County, 4 rd-mi. north of I-8, south of Little Harquahala Mountains: hill to E of road, 33.68611 -113.60556, 548m
ASC
ASC00116907 S. V. Skibicki 113 2014-03-04
United States, Nevada, Clark, southeast of Henderson, 2.5 miles south of intersection of Gas Line Rd. and East Paradise Hills Dr. at base of northwestern side of volcanic hill, 35.95708 -114.9725, 784m
ASC
ASC00091717 Andrew Salywon 1405 2003-04-28
United States, Arizona, Yavapai, Anderson Mine, ca. 5 miles W of Hwy 93 on Alamo Lake Road, then N on old Alamo Lake Rd & W across Date Creek and N to Anderson Mine., 34.305667 -113.274333, 566m
ASC
ASC00107074 G. Goodwin 4508 2014-03-14
United States, Arizona, Mohave, West side of the Stockton Hill Road at Red Lake, 35.6824 -114.119, 853m
ASC
ASC00086213 Arnold Tiehm 14748 2005-04-30
United States, Nevada, Lincoln, 3.4 road miles SSE of pole line on road to Flat Top Mesa, 0.5 road miles SSE of road dropping off of a mesa., 36.906306 -114.187611, 701m
ASC
ASC00086171 Arnold Tiehm 14683 2005-04-25
United States, Nevada, Nye, 2.1 road miles S of Oasis Valley Road, on road on E side of hills on E side of the Amargosa River, then 1.5 road miles E., 37.009833 -116.690167, 1207m
ASC
ASC00107017 G. Goodwin 4498 2014-03-18
United States, Nevada, Clark, North of Logandale and 1 mile west of Nevada Hwy 169., 36.636783 -114.519433, 488m
ASC
ASC00098076 G. Rink 10430 2011-04-04
United States, CALIFORNIA, Riverside, Northwest of Blythe, east of the McCoy Mtns, desert pavement, 33.716759 -114.812478
ASC
ASC00127694 G. Goodwin 6426 2023-04-23
United States, California, Inyo, China Ranch Wash abt 0.3 mi W of Excelsior Mine road, 35.799572 -116.104033, 579m
ASC
ASC00064231 C. Edgar s.n. 1997-03-29
United States, Arizona, Yavapai, Page Springs Fish Hatchery Riparian Area, 4 miles S of Highway. 89A on Page Springs Rd., 34.75 -111.88333, 1158m
ASC
ASC00064232 C. Edgar s.n. 1997-03-21
United States, Arizona, Mohave, Mossback Mine, 10 miles NE of Bullhead City, 35.15 -114.38333, 701m
ASC
ASC00091174 K. Christie 1582 2008-03-28
United States, Arizona, Mohave, Grand Canyon-Parashant National Monument. Grand Wash Bay; just W of the Cockscomb ridge and ca. 0.5 mi. N of Grand Wash Peak., 36.21521 -113.97979, 520m
ASC
ASC00082529 B. Adams 10 2005-04-07
United States, Arizona, Mohave, 4.5 mi down 4 wheel drive road with access point off Hwy 93 S of the radio facility. Just N of lake Havasu City, 3.6 mi E of radio facility and 2.5 mi NW of Wing Mine, 34.605 -114.308056, 510m
ASC
ASC00018370 J.M. Rominger 619-68 1968-03-09
United States, Arizona, Mohave, Katherine Landing, Lake Mohave Rec area., 35.22 -114.56639
ASC
ASC00091104 B. Reif 10906 2008-03-26
United States, Arizona, Mohave, Lake Mead NRA. NNE of Grand Wash Bay; 2 mi. due E of Burro Springs, N. of Tassi Bar Rd. Midslope, on north-facing sideslope of 10 deg. NPS-NVMP plot 03517., 36.28368 -113.9697, 575m
ASC
ASC00095519 G. Goodwin 2069 2010-04-12
United States, Arizona, Mohave, Beaver Dam Mountains along Cedar Pockets Rd. 1.7 miles north of I-17, 36.972667 -113.794833, 860m
ASC
ASC00070752 J.A. Donald s.n. 2001-04-07
United States, Arizona, Mohave, Warm Springs Canyon about 10 mi. S of Wickiup on W side of Highway 93., 34.56666565 -113.5, 467m
ASC
ASC00096543 K. Shive 5 2010-04-02
United States, Arizona, Mohave, Sandy bench on the SE side of Route 66, 12 mi NE of Golden Shores, 34.954444 -114.4075, 560m
ASC
ASC00082544 B. Cooley 3 2005-04-07
United States, Arizona, Mohave, 4.7 mi S of Lake Havasu City on US 95, Acama Blvd. then 0.5 mi ENE in Standard Wash on 4 wheel-drive tracks, 34.44098 -114.18865, 399m
ASC
ASC00064639 H.D. Hammond 11288 1998-03-11
United States, Arizona, La Paz, Osborne Well Rd, Osborne Wash nr volcanic ridge., 34.116667 -114.216667, 335m
ASC
ASC00132223 G.L. Clifton 38768 2003-01-24
United States, Arizona, Mohave, Mt. Wilson Quad, Willow Beach Road, 35.865406 -114.614067, 494m
ASC
ASC00007589 D. Slocum s.n. 1952-04-11
United States, Arizona, Mohave, Lake Mead., 36.01556 -114.73694
ASC
ASC00051864 G.J. Judges s.n. 1985-04-01
United States, Arizona, Yavapai, Near Bumblebee Rd, ca. 7 mi N of Black Canyon City., 34.068056 -112.144167, 792m
ASC
ASC00031014 A.M. Phillips, III s.n. 1973-04-14
United States, Arizona, Mohave, 3 mi S of Temple Bar along Temple Bar Rd., 35.993159 -114.32167, 518m
ASC
ASC00033560 J.M. Rominger 1842 1979-03-24
United States, Arizona, Mohave, 5 mi N of Parker Dam, E side of Highway 95; Aubrey Hills area., 34.426709 -114.15222, 304m
ASC
ASC00063707 J. Springer s.n. 1995-03-31
United States, Arizona, Mohave, Planet Ranch Rd, 15.5 mi SW of Alamo Rd junction, 34.24556 -113.95056
ASC
ASC00062971 C. Kline s.n. 1997-03-21
United States, Arizona, Mohave, Silver Creek Rd E of Bullhead City., 35.081836 -114.441551, 762m
ASC
ASC00035257 R.K. Gierisch 4145 1978-04-03
United States, Arizona, Mohave, Mokaac Wash., 36.9106 -113.5498, 1066m
ASC
ASC00034714 J. Rohrer s.n. 1980-03-20
United States, Arizona, Mohave, Willow Beach., 35.87028 -114.65861, 198m
ASC
ASC00073495 B. Tritle 5 2003-04-04
United States, Arizona, Mohave, 12.5 mi North of Golden Shores on Route 66. Jeep trail heading east to Tipperary Mine area, 34.92361111 -114.345, 693m
ASC
ASC00054560 A.M. Phillips, III 93135 1993-04-09
United States, Arizona, Mohave, Creosote bush flat below Rampart Cave, on Bright Angel shale, Grand Canyon Mile 274.5 L. Grand Canyon National Park., 36.11278 -113.99528, 396m
DES
DES00038205 Wendy C. Hodgson 24734 2010-04-10
USA, Arizona, La Paz County, Ca 1/4 mile south of Bill Williams Road east of Lake Havasu., 34.274433 -114.061667, 187m
DES
DES00101155 Steve Boyd 12553 2023-04-20
United States, California, Inyo, Dublin Hills near Shoshone, major canyon (valley) at southern end of range, northward from Furnace Creek Wash Road, primarily along ridge along western side and adjacent alluvial benches, 35.92981 -116.30019, 514m
DES
DES00098296 A.C. Sanders 42908 2017-03-23
United States, California, Riverside, Sonoran (Colorado) Desert: northern end of Chocolate Mountains, in U.S. Navy Aerial Gunnery Range, c. 2.3 miles east of Iris Pass., 33.471383 -115.373883, 765 - 786m
DES
DES00058350 Jack Whitehead 84
USA, Arizona, Mohave County, Colorado River area between Davis Dam and Holiday Shores, 35.12595 -114.58104
DES
DES00014712 Jack Whitehead 389 1973-03-01
USA, Arizona, Mohave County, Bullhead to Oatman. Katherine Landing, 35.08393 -114.46676, 244m
DES
DES00014755 Jack Whitehead 359 1973-03-01
USA, Arizona, Mohave County, Kingman Wash near Hoover Dam., 36.03092 -114.70361, 1463m
DES
DES00036321 Wendy Hodgson 6567 1992-03-20
USA, Arizona, La Paz, Cactus Plain, along Transmission-Power line road, ca. 1.5 miles west of Swansea Road., 34.083676 -113.90835, 488m
DES
DES00043397 C.A. Hines 346 1992-04-10
USA, Arizona, Yuma, Yuma Proving Ground: 0.8 km E of YPG Administrative Area, 5.3 km SW of Flat Hill, 11.3 km N of McPhaul Ridge, 32.857257 -108.425705, 73m
DES
DES00039450 Charlotte M. Christy 1072b 1992-03-29
USA, Arizona, La Paz County, 4 rd-mi. north of I-8, south of Little Harquahala Mountains; hill to east of road., 33.6861 -113.606, 549m
DES
DES00036364 Wendy Hodgson 6620 1992-03-21
USA, Arizona, La Paz, Cactus Plain, just south of Black Peak, ca 1/3 mile west of Transmission Power line., 34.1077 -113.1635, 244m
DES
DES00024588 W. Hodgson H 2109 1983-04-19
USA, Arizona, La Paz, 1.5 mi E of Rte 95, 2 mi E of Parker Dam, in Game Refuge., 34.288534 -114.065299, 396m
DES
DES00002490 Barbara C. Hovatter 125 1970-04-20
USA, Arizona, Yuma, About 3 mi. south of Vicksburg on Sheep Tank Road., 33.459761 -113.809353, 457m
DES
DES00044893 A. Salywon 560 1998-04-05
USA, Arizona, Yuma, Goldwater Air Force Range, ca. 5 mi W Mohawk Pass; 0.8 mi W m p 48 and 0.5 mi S of I-8., 32.696642 -113.849792
DES
DES00020747 Butterwick/Hillyard 4552 1979-04-12
USA, Arizona, Mohave, Artillery Pk. SE 7.5'., 34.3683 -113.5996, 610m
DES
DES00031607 A. C. Sanders 7015 1987-04-05
USA, California, San Bernardino, Eastern Mojave Desert; Ivanpah Valley, 0.6 mi SE of the powerline crossing on Ivanpah Rd, 4 mi SE of Morningstar Mine Rd., 35.365 -115.336, 945m
DES
DES00036670 Wendy C. Hodgson 24681 2010-04-08
USA, Arizona, La Paz County, Gibralter Mountains Wilderness Area, north of Bobs Well and Osborne Wash, south of Gibralter Mountain peak., 34.1236 -114.1174, 268m
DES
DES00035177 Ed LaRue 91-94 1991-05-02
USA, California, San Bernardino, East Mojave Desert, ca 3 mi N of Dunn railroad siding, NW of Afton Canyon at foot of unnamed hills W of Chinese Mountains. Dunn USGS 7.5' Quad, 35.087725 -116.439242, 610m
DES
DES00029535 Bruce D. Parfitt 3345 1985-04-20
USA, California, San Bernardino, About 13 miles S. of Needles city limit on US Hwy. 95., 34.707078 -114.49304, 610m
DES
DES00030004 Larry C. Higgins 15129 1985-03-17
USA, Nevada, Clark, Just west of Davis Dam on highway 163., 35.199334 -114.574417, 427m
DES
DES00027097 Norman C. Cooper 3332 1949-04-09
USA, California, San Bernardino, Vidal Junction., 34.18861 -114.57333, 244m
DES
DES00068314 Steve Boyd 12244 2010-04-18
USA, California, Inyo County, Mojave Desert; North Mojave Desert region; Northwest base of Dublin Hills, south of Hwy 178, northwest of Shoshone, 35.9868 -116.316, 610 - 671m
DES
DES00088727 Wendy C. Hodgson 24996B 2010-05-18
USA, Nevada, Clark County, Moapa Valley, just northwest of Moapa along Route 168., 36.723822 -114.707708, 528m
DES
DES00051614 A. C. Sanders 23810 2001-03-16
USA, California, San Bernardino County, Sheep Hole Mountains, S side of Sheep Hole Pass, canyon E of the hwy, ca. 0.6 mi S of microwave tower. (Dale Lake Quad 7.5'), 34.23278 -115.7164, 730 - 750m
DES
DES00060241 Andrew Salywon 1405 2003-04-28
USA, Arizona, Yavapai County, Anderson Mine, ca. 5 miles W of Hwy 93 on Alamo Lake Road, then N on old Alamo Lake Rd & W across Date Creek and N to Anderson Mine., 34.305667 -113.274333, 566m
DES
DES00061152 Wendy C. Hodgson 17618 2004-03-30
USA, Arizona, La Paz County, Cactus Plain area, near Buckskin Mountains, along Osborne Wash., 34.144889 -114.061472, 329m
DES
DES00060207 Wendy C. Hodgson 17639 2004-03-30
USA, Arizona, La Paz County, Cactus Plain area, near Buckskin Mountains, along Osborne Wash., 34.151333 -114.060278, 334m
DES
DES00059902 Wendy C. Hodgson 17659 2004-03-30
USA, Arizona, La Paz County, Cactus Plain area, Gibralter Wilderness Area, Buckskin Mountains, along Mineral Wash., 34.203944 -114, 225m
DES
DES00100936 Arnold Tiehm 18313 2019-03-30
United States, Nevada, Clark, N end of the Dead Mountains, along a pole line road near an old relay station., 35.09118 -114.72661, 518m
DES
DES00082462 Wendy C. Hodgson 24588 2010-03-15
USA, Arizona, Yuma County, South of Interstate 8 and Owl Wash, Mohawk Valley, just west of Mohawk Mountains., 32.696084 -113.772391, 146m
DES
DES00084386 Wendy C. Hodgson 22810 2008-04-18
USA, Utah, Washington County, Along the Woodbury Study Area Road, west end of the Beaver Dam Mountains in Joshua Tree preserve area., 37.030917 -113.854217, 1094m
DES
DES00086495 Wendy C. Hodgson 10834 1998-03-18
USA, Arizona, La Paz County, Cactus Plain, east of Parker, southeast flanks of Black Peak, south of Osborne Wash., 34.116817 -114.202483, 363m
DES
DES00057013 Joe Arnold
USA, Arizona, Mohave County, Kathrine Mine-road west side to Colorado River, 35.233333 -114.547778
DES
DES00089053 Wendy C. Hodgson 25080 2010-05-21
USA, Nevada, Nye County, Foothills of Specter Range, just east of highway 160 north of highway 95., 36.567089 -116.100862, 881m
DES
DES00068632 Teresa B. Salvato 4058 2010-04-20
USA, California, Riverside County, Sonoran (Colorado) Desert; alluvial slope between the McCoy Mountains and McCoy Wash, c. 14 mi northwest of Blythe, 33.7378 -114.795, 183 - 189m
DES
DES00061268 B. Adams 10 2005-04-07
USA, Arizona, Mohave County, 4.5 mi down 4 wheel drive road with access point off Hwy 93 S of the radio facility. Just N of Lake Havasu City, 3.6 mi E of radio facility and 2.5 mi NW of Wing mine; Low hills in sandy wash., 34.605 -114.308056, 512m
GCNP
GRCA 25082 PHILLIPS, ARTHUR M. ||PHILLIPS, BARBARA G. ||VAN DEVENDER, TOM R. s.n. 1973-04-17
USA, Arizona, Mohave, MILE 275L, COLORADO RIVER, 4 MILES UPSTREAM FROM PIERCE FERRY, SOUTH SHORE OF LAKE MEAD , GRAND CANYON NP, 381m
UCR
UCR0064112 M. Sears 818 1978-03-16
United States, California, Riverside, 3.5 miles SE of Midland, 33.82889 -114.76083, 244m
UCR
UCR0064143 Jim André 27188 2014-03-13
United States, California, San Bernardino, Soda Mountains, low southern base of hills marking the far northeast end of Soda Mountains, 2.9 mi northwest of Baker, 35.27138 -116.10157, 328m
UCR
UCR0064106 I.W. Clokey 5728 1935-04-04
United States, California, Inyo, Panamint Valley on the road from Trona to Wildrose, 36.20833 -117.275, 350m
UCR
UCR0064098 Jim André 27569 2014-04-03
United States, California, Inyo, extreme north end of Nopah Range, a few miles west of NV border, 0.7 mile south of Hwy [178], 36.1262 -116.16817, 908m
UCR
UCR0064146 Thomas R. Stoughton 1144 2011-05-03
United States, California, San Bernardino, west side of Sheephole Pass, Cleghorn Lakes Wilderness, southeast corner of Bullion Mountains, 34.22711 -115.72292, 730m
UCR
UCR0064133 A.C. Sanders 36441 2009-03-16
United States, California, San Bernardino, Cady Mountains, alluvial slope 2 miles west of Broadwell Lake, c. 1 mile SW of Old Dominion Mine, 34.84245 -116.23448, 480m
UCR
UCR0064087 A.C. Sanders 43031 2017-03-25
United States, California, Imperial, Chocolate Mountains, on Niland-Blythe Rd. near top of Surveyors Pass, 33.40755 -115.2942, 660m
UCR
UCR0064141 Scott D. White 10101 2004-04-08
United States, California, San Bernardino, Manix Tank Trail, east of Coyote Dry Lake and south of Fort Irwin boundary (2004)., 35.1 -116.7, 610m
UCR
UCR0064132 A.C. Sanders 36414B 2009-03-15
United States, California, San Bernardino, Cadiz Valley, c. 2.2 miles (air) WSW of Chambless, c. 1 mile south of Rte 66/National Trails Hwy, 34.5565 -115.58013, 231m
UCR
Marcus E. Jones s.n. 1904-04-17
United States, Nevada, Clark, Moapa, 36.67639 -114.62917, 521m
UCR
UCR0064125 Jim André 13721 2010-04-23
United States, California, San Bernardino, Kelso Dunes, Mojave National Preserve, along powerline access road at south end of dunes, 7.5 miles west of Kelbaker Rd., 34.87182 -115.77207, 680m
UCR
UCR0064089 A.C. Sanders 42744 2017-03-08
United States, California, Imperial, Chocolate Mtns, along Imperial Gables Rd. outside Aerial Gunnery Range, 33.12572 -114.92962, 393m
UCR
UCR0064128 Jim André 12828 2010-04-27
United States, California, San Bernardino, Ivanpah Mountains, Mojave National Preserve, in the vicinity of "Mineral Spring", c. 4 miles north of Morningstar Mine Road, 1.8 air miles ESE of Kokoweef Peak, 35.41112 -115.46342, 1332m
UCR
UCR0064122 Jim André 16042 2011-03-17
United States, California, San Bernardino, along dirt road 13 mi north of Needles, 0.5 mi east of Needles Hwy, 1.6 mi west of Avi Casino Resort at river, 35.02972 -114.6728, 188m
UCR
UCR0064088 A.C. Sanders 42751 2017-03-08
United States, California, Imperial, Ninemile Canyon, Chocolate Mountains, c. 800 m above Hwy 78, 33.08385 -114.94637, 323m
UCR
UCR0064500 Jon P. Rebman 10934 2005-02-10
United States, California, Imperial, Little Picacho Wilderness Area (BLM Property), north of Winterhaven, SW of Colorado River, c. 18 miles N of S24 on Picacho Rd, just south of the Picacho State Recreation Area, 32.98639 -114.62306, 195m
UCR
Jim André 7326 2006-03-24
United States, Nevada, Clark, Lake Mead National Recreation Area: along North Lake Mead Dr. near Caliente Wash exit, 36.15806 -114.88517, 457m
UCR
S.V. Skibicki 113 2014-03-04
United States, Nevada, Clark, southeast of Henderson, 2.5 miles south of intersection of Gas Line Rd. and East Paradise Hills Dr. at base of northwestern side of volcanic hill, 35.95708 -114.9725, 784m
UCR
UCR0113816 A.C. Sanders 43827 2020-02-28
United States, California, Imperial, Chocolate Mountains, US Navy Aerial Gunnery Range, E-W dirt track (Skyline Dr.) on range boundary, 7 km NE (43°) of "Invader" target, 33.36944 -115.16833, 445m
UCR
UCR0064135 Sarah J. De Groot 2266 2003-04-05
United States, California, San Bernardino, WHIPPLE MOUNTAINS: Dirt road heading N from highway 62 about 9 miles east of Vidal Junction and west of Earp, vicinity of Vista Peak., 34.17861 -114.38611, 231m
UCR
UCR0064145 Jim André 30390 2014-03-18
United States, California, San Bernardino, Alexander Hills, along Western Talc Mine Road, 1.3 miles south of Furnace Creek Road/Excelsior Mine Road, about 8 miles east of Tecopa, just south of Nopah Range, just south of Inyo County line, 35.79005 -116.11153, 703m
UCR
UCR0064101 A.C. Sanders 39221 2011-04-20
United States, California, Inyo, Pahrump Valley, 0.5 km west of NV state line at a point 3.8 km south of Old Spanish Trail Hwy via the dirt road along the state line, 35.94748 -115.83112, 835m
UCR
UCR0064091 A.C. Sanders 42772 2017-03-09
United States, California, Imperial, plateau above slot canyon near head of Mammoth Wash, Chocolate Mountains, 33.21527 -115.17982, 506m
UCR
UCR0064131 A.C. Sanders 38176 2010-05-03
United States, California, San Bernardino, Ivanpah Valley, alluvial slopes below Clark Mountain, proposed utility corridor from dirt road (at given coordinates) north to Kern gas pipeline corridor scar, 35.58672 -115.46722, 915m
UCR
UCR0064121 Jim André 15149 2010-05-14
United States, California, San Bernardino, Clark Mountain Range, north slope of Mohawk Hill, just south of powerline, 1.5 mi north of Hwy I-15, 4.5 miles ENE of Valley Wells, 35.47638 -115.6411, 1292m
UCR
UCR0064111 A.C. Sanders 37437 2010-03-16
United States, California, Riverside, SE side of McCoy Mountains, lower part of wash c. 2.5-3 mi. NW of Blythe Airport, above Black Creek Rd., 33.63833 -114.75833, 146m
UCR
UCR0064123 Jim André 14606 2010-05-26
United States, California, San Bernardino, Clark Mountain Range, Mojave National Preserve: along dirt road to Pachalka Spring (NNW of Pachalka Spr), c. 2.5 mi from Excelsior Mine Road, 6 mi. NNE of Valley Wells; Clark Mountain Range, 35.51847 -115.66163, 1244m
UCR
UCR0064092 Jim André 9873 2009-02-26
United States, California, Imperial, along Hwy 78, c. 35 miles south-southwest of Blythe, just north of the border Patrol check station, 33.13736 -114.87686, 316m
UCR
UCR0064099 Jim André 30337 2014-03-18
United States, California, Inyo, Nopah Range, just north of Old Spanish Trail Hwy, c. 7 miles east of Tecopa, 1 mile west of Emigrant Pass, 35.89067 -116.0732, 808m
UCR
UCR0064104 Jim André 9378 2008-03-10
United States, California, Inyo, c. 1 mi east of Hwy 127 along Old Spanish Trail Hwy to Tecopa Hot Springs, 35.86917 -116.2775, 410m
UCR
UCR0064095 Mitch Provance 10109 2008-03-15
United States, California, Imperial, E side of Hwy 78, about 7 miles NNE of intersection with Ogilby Rd, 2 miles N of Buzzards Peak, c. 2.5 miles NNE of the border checkpoint, 33.17086 -114.86653, 293m
UCR
UCR0064127 Jim André 12885 2010-04-26
United States, California, San Bernardino, Mesquite Mountains, along south side of Kingston Road c. 1 mile northwest of Winters Pass, 35.7018 -115.70135, 1089m
UCR
L.C. Higgins 28963 2010-05-03
United States, Arizona, Mohave, Whitmore Overlook, 36.15247 -113.20436