Search Results — 136 specimen records retrieved (124 records with coordinates)
Results for search: County=SAN BERNARDINO; Scientific name=Ambrosia acanthicarpa (including nomenclatural synonyms); Source=All;   More information: Jepson Online Interchange

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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC13617  Ambrosia acanthicarpa Alice Eastwood 1913-9-25 3502 San Bernardino Barstow Comment
  CAS-BOT-BC13618  Ambrosia acanthicarpa Javier Penalosa 1960-11-14 1001 San Bernardino Four (Kramers) Corners, the intersection of US 395 and 466. Near RR tracks. Comment
  CAS-BOT-BC13619  Ambrosia acanthicarpa Javier Penalosa 1960-11-14 996 San Bernardino Four (Kramers) Corners, the intersection of US 395 and 466. Near RR tracks. Comment
  CAS-BOT-BC13620  Ambrosia acanthicarpa J. Ewan 1930-10-17 2935 San Bernardino Near Devore, Cajon Pass 457 Comment
  CAS-BOT-BC13621  Ambrosia acanthicarpa Louis C. Wheeler 1933-11-11 2242 San Bernardino 3 miles N of Rialto near Lytle Creek. 441 Comment
  CAS-BOT-BC13622  Ambrosia acanthicarpa Louis C. Wheeler 1933-11-11 2242 San Bernardino 3 miles N of Rialto near Lytle Creek. 441 Comment
  CAS-BOT-BC13623  Ambrosia acanthicarpa S. B. Parish; W. F. Parish 1882-9-1 621 San Bernardino San Bernardino Valley Comment
  CAS-BOT-BC13624  Ambrosia acanthicarpa Roxana S. Ferris; Rimo Bacigalupi 1958-3-19 13206 San Bernardino Southern side of Dale Dry Lake, 21 miles E of Twenty-nine Palms Comment
  CAS-BOT-BC13625  Ambrosia acanthicarpa B. Pitzer; S. Bliss 1991-10-2 1827 San Bernardino Twentynine Palms Marine Corps Base, Sand Hill Artillery Range, ca 6.5 km SW of Surprise Spring & 9 km E of Landers 792 Comment
  CAS-BOT-BC13626  Ambrosia acanthicarpa A. C. Sanders; Mark A. Elvin 2003-10-5 27226 San Bernardino UC Burns Pinyon Ridge Preserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd 1098 Comment
  CDA9955  Ambrosia acanthicarpa A. C. Browne 1952-10-2 San Bernardino El Cajon Pass. 0 Comment
Read comments
Feb 5 2017
  CLARK-A1528-144  Ambrosia acanthicarpa Oscar F. Clarke 1970-10-10 San Bernardino Comment
  CLARK-A1528-161  Ambrosia acanthicarpa John C. Roos 1951-9-24 5242 San Bernardino Loma Linda Comment
Read comments
Aug 20 2014
  GMDRC1366  Ambrosia acanthicarpa J. Andre 2003-9-8 4324 San Bernardino Cima Dome: Mojave National Preserve; 0.7 mi west of Cima along Cima Rd. Elev. 4110 ft. 1253 Comment
  GMDRC2648  Ambrosia acanthicarpa J. Andre 2007-12-6 9235 San Bernardino Kelso Dunes: Kelso Dunes: along east side of Kelbaker Rd, approx 3.5 mi. S. of Kelso, growing in deep sandy bank (dune) along margin of large wash 34 deg. 58.127' N 115 deg. 38.678' W. Elev. 2322 ft. 708 Comment
  GMDRC2980  Ambrosia acanthicarpa J. Andre, Gilbert Ocampto, Steven Dreher, T. La Doux 2008-10-3 9914 San Bernardino New York Mountains: New York Mountains: along Ivanpah Rd, approx 0.3 miles WSW of Barnwell, Mojave National Preserve, USGS Castle Peaks 7.5 min. quad 35 deg. 17.308' N 115 deg. 14.595' W. Elev. 4849 ft. 1478 Comment
  GMDRC7376  Ambrosia acanthicarpa Mark Elvin 2005-9-24 4552 San Bernardino Little San Bernardino Mountains: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd, ca. 2 mi. (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, in Water Canyon Wash 1075 Comment
  HSC5656  Ambrosia acanthicarpa W. M. Kinch 1954-10-26 12 San Bernardino S. of Chino near Calif. Inst. for Men 183 Comment
  HSC79016  Ambrosia acanthicarpa G. K. Helmkamp 1984-4-29 - 20 San Bernardino Big Morongo Canyon near the Riverside Co. line, 2 mi. below the Big Morongo Preserve headquarters, floor of main canyon to 0.25 mi. up a broad side canyon to the east. 701 Comment
  IRVC15600  Ambrosia acanthicarpa T. W. Mulroy 1972-10-22 1090 San Bernardino Roadside of town of Joshua Tree. southern Mojave Desert Comment
  IRVC27537  Ambrosia acanthicarpa Mark A. Elvin 2004-9-28 3758 San Bernardino Ca. 200m W of Big Bear Lake along Hwy 18; around mile marker 40.0. San Bernardino Mountains 2073 Comment
  IRVC28302  Ambrosia acanthicarpa Mark A. Elvin 2005-9-24 4552 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Water Cyn wash. Southern Mojave Desert, Little San Bernardino Mtns 1075 Comment
  IRVC28437  Ambrosia acanthicarpa A. C. Sanders, Mark A. Elvin 2003-10-5 27226 San Bernardino UC Burns Pinyon Ridge Reserve; big wash at Yucca Valley town limit orr (above) Pioneertown Rd, and in mouth of large canyon from NE. Southern Mojave Desert 1098 Comment
  IRVC29738  Ambrosia acanthicarpa Mark A. Elvin 2006-10-23 5214 San Bernardino Pipes CanyonPreserve; Pipes Canyon, Pipes Creek, just upstream from the ranch house and parking lot. Southern Mojave Desert, Little San Bernardino Mtns 1379 Comment
  JEPS20741  Ambrosia acanthicarpa Roxana S. Ferris and Rimo Bacigalupi Mar 19 1958-Mar 25 1958 13206 San Bernardino 21 mi e, s side of Dale Dry Lake Twenty-nine Palms; Dale Dry Lake Comment
  JEPS30680  Ambrosia acanthicarpa Peter H. Raven 1961-9-17 16678 San Bernardino near, n of Rialto Fontana Power Plant; Rialto 457 Comment
  JEPS41041  Ambrosia acanthicarpa S. B. and W. F. Parish 1886-9-1 San Bernardino San Bernardino Valley Comment
  OBI36523  Ambrosia acanthicarpa Mark Schneider 1974-1-3 s.n. San Bernardino 7 Hills Ranch, Avocado orchard, Tujunga, San Bernardino mts 549 Comment
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Feb 18 2017
  OBI37566  Ambrosia acanthicarpa Oscar F. Clarke 1970-10-1 s.n. San Bernardino Along 29 Palms Hwy about 4 mi E of Old Dale Rd intersection and about 20 mi E of 29 Palms Comment
  POM12468  Ambrosia acanthicarpa Philip A. Munz 1922-8-21 6129 San Bernardino San Bernardino Mountains: Santa Ana River 1982 Comment
  POM229352  Ambrosia acanthicarpa Philip A. Munz 1943-12-28 17245 San Bernardino Sand dunes 1 mile north of Twentynine Palms schoolhouse. Comment
  POM258897  Ambrosia acanthicarpa E. C. Jaeger 1938-10-8 s.n. San Bernardino Mojave River at entrance to Cave Canyon 610 Comment
  POM262996  Ambrosia acanthicarpa J. C. Roos 1940-9-28 233 San Bernardino Loma Linda. Comment
  POM295623  Ambrosia acanthicarpa Lyman Benson 1953-10-19 15254 San Bernardino 1 mi. NE of Canjon Pass. 1220 Comment
  POM310456  Ambrosia acanthicarpa Margaret Hardinge 1945-10-8 96 San Bernardino Cajon pass near Devore. 762 Comment
  RSA0020207  Ambrosia acanthicarpa Duncan S. Bell, Grace Cho 2013-9-17 5901 San Bernardino Bighorn Mountains; collecting in Rattlesnake Canyon, approximately 1.75 air miles north northeast of Vaughn Spring. 1502 Comment
  RSA0021315  Ambrosia acanthicarpa Duncan S. Bell 2010-11-26 2012 San Bernardino Sawtooth Mountains; Chaparrosa Spring, approximately 1.5 air miles southwest of Pioneertown. 1291 Comment
  RSA0025145  Ambrosia acanthicarpa Duncan S. Bell, Amanda Turek 2010-9-4 1917 San Bernardino Sawtooth Mountains; collecting in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown. 1248 Comment
  RSA0050245  Ambrosia acanthicarpa J. M. Andre 2013-8-28 25465 San Bernardino Mojave National Preserve; along Cedar Canyon Rd, 4.1 mi. east of Jct w/Cima Rd, at Cedar Wash crossing 1402 Comment
  RSA0073637  Ambrosia acanthicarpa Jim M. Andre 2011-9-29 20992 San Bernardino Mojave National Preserve; SE end of Kessler Peak near Billy Boy Mine, Ivanpah Mtns, 0.9 mi. N. of Morningstar Mine Rd, 4.9 mi. N. of town of Cima. 1324 Comment
  RSA0106720  Ambrosia acanthicarpa Duncan S. Bell 2011-9-30 2933 San Bernardino The northeast section of the Arica Mountains; the northwest section of Rice Valley; collecting at the ghost town of Rice. 284 Comment
  RSA151132  Ambrosia acanthicarpa Peter H. Raven 1961-9-17 16678 San Bernardino Near Fontana Power Plant north of Rialto 457 Comment
  RSA250072  Ambrosia acanthicarpa R. F. Thorne, Larry E. DeBuhr, et al. 1972-10-13 42440 San Bernardino due S of Lost Lake and near Blue Cut. 807 Comment
  RSA270866  Ambrosia acanthicarpa James Henrickson 1977-10-21 16283 b San Bernardino ca. 6 (air) miles E of Cima, in Butcher Knife Canyon on W side of New York Mountains. 1585 Comment
  RSA334357  Ambrosia acanthicarpa K. Thorne, John Shultz 1980-9-19 54767 San Bernardino Kinston Mountains. Area about Crystal Springs and above to theW on blue limestone mountains. 1128 Comment
  RSA340141  Ambrosia acanthicarpa R. F. Thorne, Walter Wisura 1979-8-24 53667 San Bernardino Holcomb Valley: Joshua -tree, pinyon-juniper woodland near junction of Johnston Grade and Rose Mine Road above Cactus Flat 1837 Comment
  RSA416904  Ambrosia acanthicarpa Wheeler 1933-11-11 2242 San Bernardino 3 miles n. Rialto near Lytle Creek. 442 Comment
  RSA416905  Ambrosia acanthicarpa L. C. Wheeler 1931-9-7 68 San Bernardino 1 mi. NE Camp Cajon. 1067 Comment
  RSA482385  Ambrosia acanthicarpa Richard Noyes 1987-10-11 456 San Bernardino San Gabriel Mountains: foothills E of San Antonio Dam along dirt service road following power pylons 716 Comment
  RSA500525  Ambrosia acanthicarpa T. P. Krantz 1988-8-12 s.n. San Bernardino Erwin Lake. San Bernardino Mts. NE/4 Section 21, Range 2 East, Township 2 North. 2073 Comment
Read comments
Jul 5 2010
  RSA518780  Ambrosia acanthicarpa O. F. Clarke 1970-10-10 s.n. San Bernardino About 4 miles east of Old Dale Rd. Intersection, and about 20 miles east of Twentynine Palms. Comment
Read comments
Jul 20 2010
  RSA554339  Ambrosia acanthicarpa B. Pitzer, S. Bliss 1991-10-2 1827 San Bernardino Twentynine Palms Marine Corps Base, 'Sand Hill' Artillery Range, ca. 6.5 kilometers (air) SW of Surprise Spring and 9 kilometers (air) E of Landers. Tortoise Study Plot 2. 793 Comment
  RSA604987  Ambrosia acanthicarpa Walter Wisura 1997-9-9 5102 San Bernardino Jurupa Hills: Mary Vagl Museum and Nature Center, Cypress St., Fontana. Comment
  RSA608583  Ambrosia acanthicarpa R. S. Woglum 1938-9-26 2159 San Bernardino South Coast: Colton. Comment
  RSA643327  Ambrosia acanthicarpa R. D. Goeden, D. W. Ricker 1983-9-21 s.n. San Bernardino Eastern Mojave Desert: Nipton Road, 3.5 miles W of Nipton 823 Comment
  RSA719844  Ambrosia acanthicarpa R. G. Swinney 1994-11-12 3367 San Bernardino Cajon Canyon, Baldy Mesa Ridge south of Phelan, FS Road. 3N24 NW of Nuss Ranch. 1488 Comment
  RSA725142  Ambrosia acanthicarpa Steve Boyd, Carol Boyd 2007-10-10 11779 San Bernardino City of Colton, remnant of Colton Dunes, vacant lot between Colton Municpal Golf Course and Arrowhead Regional Medical Center at end of 200 block of Eucalyptus Ave, between Valley Blvd to south and San Bernardino Ave. to north. 335 Comment
  RSA737036  Ambrosia acanthicarpa Justin M. Wood 2008-8-5 103 San Bernardino Cajon Wash, approx. 1/2 mile upstream and downstream of Institution Rd. 473 Comment
  RSA748876  Ambrosia acanthicarpa Justin M. Wood, Dustin Ray 2009-8-27 1281 San Bernardino Wildhorse Creek from Hwy 38 up canyon +/- 1.5 miles to unnamed canyon to NW. 1966 Comment
  RSA751904  Ambrosia acanthicarpa Justin M. Wood, J. D. England 2009-7-29 1232 San Bernardino Cienega Seca Creek, between Heart Bar Campground (Fish Creek Trail) and 7,000 ft. 2095 Comment
  RSA753892  Ambrosia acanthicarpa Orlando Mistretta 2009-8-13 4050 San Bernardino Sana Ana River Canyon. Seven Oaks Road; just W of Hamilton Creek, 0.55 mi. NE of Seven Oaks Resort. Sunny, N Facing seepy, springy area just N of Road. 1592 Comment
  RSA764528  Ambrosia acanthicarpa Justin M. Wood, D. M. Ray 2010-9-10 2612 San Bernardino Roadside on Highway 38, near mile maker 21.08. 1780 Comment
  RSA770401  Ambrosia acanthicarpa Duncan S. Bell, Colleen Wheeler 2010-8-16 1796 San Bernardino San Bernardino National Forest: Balky Horse Canyon; on an old road just south (up canyon) of junction of Highway 38 and Broom Flat road. 2352 Comment
  RSA778674  Ambrosia acanthicarpa Stephanie Rockwood, Christi Gabriel 2011-10-11 075 San Bernardino Highway 62 Ironage Road Pulloff. Around Dale Lake Sand Dunes Area, Sheep Hole Mountains Wilderness. 413 Comment
  RSA778752  Ambrosia acanthicarpa J. Andre 2010-11-10 15468 San Bernardino Little San Bernardino Mountains; along Pioneertown Road, 2.6 miles N of Yucca Valley, west side of road 1135 Comment
  RSA780372  Ambrosia acanthicarpa Stephanie Rockwood, Christi Gabriel 2011-10-25 158 San Bernardino Hondo Street. Off highway 247. Follow road about 1.5 miles to sandy wash. 1116 Comment
  RSA780403  Ambrosia acanthicarpa Stephanie Rockwood, Christi Gabriel 2011-10-25 158 San Bernardino Hondo Street. Off highway 247. Follow road about 1.5 miles to sandy wash. 1116 Comment
  RSA780559  Ambrosia acanthicarpa Stephanie Rockwood, Christi Gabriel 2011-9-28 075 San Bernardino Kingston Spring. Kingston range Wilderness. About 15 miles from Hwy 127 on D152 to D171 (Kingston Wash Route). 694 Comment
  RSA786627  Ambrosia acanthicarpa Lois Goodman 1982-9-24 S.N. San Bernardino Ft. Irwin NTC, sewage pond vicinity Comment
  RSA792902  Ambrosia acanthicarpa Naomi Fraga, Hester Bell, Monica Carlsen, Kristen Hasenstab-Lehman, Thomas Stoughton 2012-9-13 4125 San Bernardino At the mouth of Rattlesnake Canyon. Bighorn Mountain Wilderness. 1159 Comment
  RSA798181  Ambrosia acanthicarpa J. Andre 2011-9-9 20244 San Bernardino Mid Hills; Mojave National Preserve; along Cedar Canyon Road, 1.0 miles west of Rock Springs, 0.2 miles east of Quail Rock. 1472 Comment
  RSA798968  Ambrosia acanthicarpa Duncan S. Bell, Joella Adkins, Palm Chumchim, Jessica Orozco, Aaron Sedgwick 2012-9-28 4324 San Bernardino Bighorn Mountain area; collecting along Rattlesnake Canyon, approximately 0.75 air mile east of Viscera Spring. 1576 Comment
  RSA800641  Ambrosia acanthicarpa J. Andre, Glenn L. Clifton 2012-9-5 22926 San Bernardino Mid Hills; along Cedar Canyon Road, 4.6 miles northeast of junction with Cima Road. 1441 Comment
  RSA800865  Ambrosia acanthicarpa Thomas Stoughton, Amanda Fisher, J. Travis Columbus 2011-11-3 1478 San Bernardino Transition between the San Bernardino Mountains and Little San Bernardino Mountains, Flamingo Heights area, West of highway 247 on Hondo Street 1140 Comment
  SBBG51942  Ambrosia acanthicarpa C. Davidson 1975-8-30 3244 San Bernardino 7.8 mi S and W of Onyx summit on St Hwy 38, College Camp rd branching S of Hwy 38, above Wildhorse Crk 1981 Comment
  SD251171  Ambrosia acanthicarpa Duncan S. Bell 2013-8-28 5736 San Bernardino Mojave Desert; East Mojave Desert region: Castle Mountains; at Hightower Well collecting around pond beside old caral, ca. 4.0 air miles southwest of Hart Peak. 1349 Comment
  SD8860  Ambrosia acanthicarpa Daniel Cleveland Oct 1886 San Bernardino Victor Comment
  SDSU6279  Ambrosia acanthicarpa R. M. Beauchamp 1966-12-28 92 San Bernardino On top of east bank of Cucamonga Wash north of Foothill Blvd. Comment
  SEINET2049192 Image available Ambrosia acanthicarpa A. C. Sanders, Mark A. Elvin 2003-10-5 27226 San Bernardino University of California, Southern Mojave Desert: UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and mouth of large canyon from NE (Yucca Valley North 7.5) 1098 Comment
  SEINET269277 Image available Ambrosia acanthicarpa G. R. Ballmer 1994-10-12 San Bernardino San Bernardino Valley: San Timoteo Creek about 100 m above its confluence with the Santa Ana River below Waterman Avenu Comment
  SEINET270119 Image available Ambrosia acanthicarpa G. Helmkamp 1993-9-22 34 -10 San Bernardino 6.7 miles up Burns Canyon from the junction of Pioneer Town and Pipes Canyon roads 1524 Comment
  SEINET4560415  Ambrosia acanthicarpa Thomas Stoughton, Amanda Fisher and J. T. Columbus 2011-1 1478 San Bernardino Transverse Ranges; San Bernardino Mountains region: Transition between the San Bernardino Mountains and Little San Bernardino Mountains; Flamingo Heights area; West of highway 247 on Hondo Street. 1140 Comment
  UC166730  Ambrosia acanthicarpa S. B. Parish 1907-10-7 6496 San Bernardino San Bernardino Valley 300 Comment
  UC1928624  Ambrosia acanthicarpa Steve Boyd 2007-10-10 11779 San Bernardino Coastal Plains & Basins; San Bernardino Basin region; City of Colton, remnant of Colton Dunes, vacant lot between Colton Municipal Golf Course and Arrowhead Regional Medical Center at end of 200 block of Eucalyptus Ave, between Valley Blvd to south and San Bernardino Ave. to north. 335 Comment
  UC76430  Ambrosia acanthicarpa Miss M. Alice King 1892-11-1 San Bernardino Colton Comment
  UCR101920  Ambrosia acanthicarpa Walter Wisura 1997-9-9 5102 San Bernardino San Bernardino Valley, Jurupa Hills, Mary Vagl Museum and Nature Center, Cypress St., Fontana. Comment
  UCR10501  Ambrosia acanthicarpa O. F. Clarke 1970-10-10 s.n. San Bernardino Mojave Desert, c. 4 mi. east of Old Dale Road [=Gold Crown Rd. at Old Dale] on 29 Palms Hwy [= State Hwy 62], c. 20 mi. east of Twentynine Palms 518 Comment
  UCR109604  Ambrosia acanthicarpa R. D. Goeden, Don W. Ricker 1983-9-21 s.n. San Bernardino Eastern Mojave Desert, Nipton Road, 3.5 miles west of Nipton 823 Comment
  UCR111762  Ambrosia acanthicarpa Mitch Provance 1998-3-17 216 San Bernardino Jurupa Mountains, 'Pyrite Canyon', c. 100 yards south of the end of Savonia Dr. in Southridge, Fontana. Collected just north of the Riv. / S.B. county line. 335 Comment
  UCR128319  Ambrosia acanthicarpa A. C. Sanders, Mark A. Elvin 2003-10-5 27226 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and in mouth of large canyon from NE 1098 Comment
  UCR141472  Ambrosia acanthicarpa Mike Misenhelter 2004-9-18 s.n. San Bernardino San Bernardino Valley, Ontario, San Antonio Winery, Hamner Ave. at Riverside Dr., near the Riverside Co. line 244 Comment
  UCR145115  Ambrosia acanthicarpa A. C. Sanders, P. J. MacKay, Tim Thomas 2004-10-17 28913 San Bernardino Southern Mojave Desert, Belfield Blvd. at southern tip of Spy Mtn., c.1 mile south of Giant Rock, NE of Landers 884 Comment
  UCR145438  Ambrosia acanthicarpa A. C. Sanders, P. J. MacKay, Tim Thomas 2004-10-17 28937 San Bernardino Southern Mojave Desert, Johnson Valley, wash below Ruby Canyon in the Bighorn Mtns., above Old Woman Springs Rd. 0.1 mi. west of Valley Vista Rd. 921 Comment
  UCR167407  Ambrosia acanthicarpa John F. Green 2005-6-11 s.n. San Bernardino Mojave Desert, Victor Valley, c. 9 mi. SE of Victorville, c. 2 mi north of Calif. Aqueduct and c. 2 mi east of US Highway 395 1010 Comment
  UCR167472  Ambrosia acanthicarpa John F. Green 2005-11-26 s.n. San Bernardino Mojave Desert, SW of 29 Palms Marine Corps Base, c. 3 mi SE of Yucca Valley, large wash at edge of parcel 1061 Comment
  UCR17124  Ambrosia acanthicarpa S. R. Szarek 1970-11-7 s.n. San Bernardino San Gabriel Mtns, Lytle Creek, across from Lytle Creek Ranger Station 823 Comment
  UCR17227  Ambrosia acanthicarpa L. F. LaPre 1979-10-8 s.n. San Bernardino Mojave Desert, Valley Mountain, c. 5 mi. NE of Twentynine Palms 503 Comment
  UCR175758  Ambrosia acanthicarpa Mark A. Elvin 2005-9-24 4552 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve off Skyline Ranch Rd., c. 2 (air) mi ESE of Pioneertown and 1.5 (air) mi NW of Yucca Valley, Water Canyon Wash 1075 Comment
  UCR179618  Ambrosia acanthicarpa R. G. Swinney 1991-10-6 1627 San Bernardino San Gabriel Mtns., San Bernardino National Forest. Cajon Canyon, near stream c. 0.5 mi south of the N end of Old Hwy 395 881 Comment
  UCR181012  Ambrosia acanthicarpa R. G. Swinney 1994-11-12 3367 San Bernardino San Gabriel Mtns., Cajon Canyon, Baldy Mesa Ridge south of Phelan, FS Rd. 3N24 NW of Nuss Ranch 1488 Comment
  UCR200376  Ambrosia acanthicarpa Jim Andre 2007-12-6 9235 San Bernardino Mojave Desert, Kelso Dunes, along east side of Kelbaker Road, c. 3.5 mi south of Kelso 708 Comment
  UCR201859  Ambrosia acanthicarpa Justin M. Wood, Scott D. White 2008-8-5 103 San Bernardino San Bernardino Valley, Cajon Wash, c. 1/2 mi upstream and downstream of Institution Road 524 Comment
  UCR210308  Ambrosia acanthicarpa R. G. Swinney 2008-11-17 9840 San Bernardino San Gabriel Mtns., near Lost Lake in Lone Pine Canyon, hidden spring on south side of dirt road 902 Comment
  UCR210320  Ambrosia acanthicarpa R. G. Swinney 2008-10-30 9746 San Bernardino San Gabriel Mtns., Wright Lake, Wrightwood 1841 Comment
  UCR210439  Ambrosia acanthicarpa R. G. Swinney 2008-12-11 9983 San Bernardino San Gabriel Mtns./Mojave Desert, Bob's Gap, NE of Valyermo and 3 miles S of Hwy 138 1280 Comment
  UCR210506  Ambrosia acanthicarpa R. G. Swinney 2008-11-7 9778 San Bernardino San Bernardino Valley/ San Gabriel Mtns., Glen Helen Regional Park, marsh to the west of the fishing lakes 610 Comment
  UCR210643  Ambrosia acanthicarpa R. G. Swinney 2008-10-23 9701 San Bernardino San Gabriel Mtns., Clyde Ranch, Lone Pine Canyon 1500 Comment
  UCR210702  Ambrosia acanthicarpa R. G. Swinney 2008-11-10 9814 San Bernardino San Gabriel Mtns., Cajon Pass, 0.6 mi. SW of Swarthout Canyon Rd. junction with Cajon Road 805 Comment
  UCR213711  Ambrosia acanthicarpa Justin M. Wood, Dustin Ray 2009-8-27 1281 San Bernardino San Bernardino Mountains, Wildhorse Creek from Hwy 38 up canyon c. 1.5 miles to unnamed canyon to northwest 2349 Comment
  UCR214680  Ambrosia acanthicarpa A. C. Sanders 2007-10-26 34411 D San Bernardino San Bernardino Mountains Foothills/ San Bernardino Valley, NW Bernardino at NE edge of Calif. State University S.B., near debris basin between the mouths of Sycamore and Badger canyons 474 Comment
  UCR224069  Ambrosia acanthicarpa Jim Andre 2010-9-29 14830 San Bernardino Eastern Mojave Desert, Cima Dome, Mojave National Preserve; along Morningstar Mine Rd 3 mi. NNE of Cima 1103.07 Comment
  UCR227262  Ambrosia acanthicarpa Orlando Mistretta 2009-8-13 4050 San Bernardino San Bernardino Mountains, Santa Ana River Canyon, near junction of Stetson Creek and Hwy 38 1914 Comment
  UCR228968  Ambrosia acanthicarpa Jim Andre 2010-9-17 15309 San Bernardino Mojave Desert, Cima Dome, Mojave National Preserve, along Cima Road c. 2 miles southwest of Cima 1189 Comment
  UCR236327  Ambrosia acanthicarpa Jim Andre 2010-11-10 15468 San Bernardino Little San bernardino Mtns., along Pioneertown Road, 2.6 mi. N of Yucca Valley 1135 Comment
  UCR262407  Ambrosia acanthicarpa S. J. Myers, Vesta A. Myers 2006-9-30 1011 San Bernardino San Bernardino Mtns./Mojave Desert, Arrastre Canyon near Juniper Flats, c. 2 miles SE of Rock Springs, east of Coxey Rd. 1241 Comment
  UCR280465  Ambrosia acanthicarpa Onkar Singh 2015-10-25 5603 San Bernardino Mojave Desert, c. 13 km NW of Hinkley, just south of Harper Lake, north side of Lockhart Rd 2.5 km east of Harper Lake Rd 631 Comment
  UCR34357  Ambrosia acanthicarpa A. C. Sanders, N. M. Fellows 1983-10-12 4001 San Bernardino Mojave Desert/ Little San Bernardino Mtns., Big Morongo Preserve of the Nature Conservancy in Big Morongo Canyon, south of town of Morongo Valley 795 Comment
  UCR70041  Ambrosia acanthicarpa B. G. Pitzer, S. Bliss 1991-10-2 1827 San Bernardino Mojave Desert, 29 Palms Marine Corps Base, 'Sand Hill' Artillery Range, c. 6.5 km airline SW of Surprise Spring, & 9 air km east of Landers. At Tortoise Study Plot 2 795 Comment
  UCR76396  Ambrosia acanthicarpa Scott D. White 1993-7-6 1616 San Bernardino San Bernardino Mtns. Cismontane Foothills, Downslope from mouth of Badger Canyon, c. 1 air mi. NE of Calif. State Univ., San Bernardino 550 Comment
  UCR79290  Ambrosia acanthicarpa George K. Helmkamp 1993-9-22 34- 10 San Bernardino San Bernardino Mtns., 6.7 mi. up Burns Canyon from junction of Pioneertown and Pipes Canyon Roads 1529 Comment
  VVC1482  Ambrosia acanthicarpa R. D. Goeden 1983-9-21 s.n. San Bernardino Eastern Mojave Desert, Nipton Road, 3.5 miles W of Nipton 823 Comment
  VVC1542  Ambrosia acanthicarpa A. C. Sanders, PJ MacKay, Tim Thomas 2004-10-17 28937 San Bernardino Southern Mojave Desert, Johnson Valley, wash below Ruby Canyon in the Bighorn Mtns., above Old Woman Springs Rd. 0.1 mi. west of Valley Vista Rd. 921 Comment
  VVC1568  Ambrosia acanthicarpa A. C. Sanders, PJ MacKay, Tim Thomas 2004-10-17 28913 San Bernardino Southern Mojave Desert, Belfield Blvd. at southern tip of Spy Mtn., ca.1 mile south of Giant Rock, NE of Landers 884 Comment
  VVC630  Ambrosia acanthicarpa P. J. MacKay, A. C. Sanders 1996-10-20 57 San Bernardino San Bernardino Mtns, Crowder Cyn along PCT east of Tiffany's Restaurant at I-15 and Hwy 138 1006 Comment
  GMDRC3373  Ambrosia acanthicarpa J. Andre 2001-5-11 4009 San Bernardino Granite Mountains: Granite Mountains: Approximately 3.5 miles N of I-40 on W side of Kelbaker Rd. T8N R13E SE sec. 20. Elev. 3850 ft. 1174 Comment
  GMDRC3374B  Ambrosia acanthicarpa J. Andre 2001-5-11 4009 San Bernardino Granite Mountains: Approximately 3.5 miles N of I-40 on W side of Kelbaker Rd. T8N R13E SE sec. 20. Elev. 3850 ft. 1174 Comment
  GMDRC955A  Ambrosia acanthicarpa J. Andre 2001-5-11 4009 San Bernardino Granite Mountains: Approximately 3.5 miles N of I-40 on W side of Kelbaker Rd. T8N R13E SE sec. 20. Elev. 3850 ft. 1174 Comment
  HSC87019  Ambrosia acanthicarpa J. Freeman 1988-5-18 San Bernardino 1/4 mile N of Greenspot Rd. 579 Comment
  RSA0025515  Ambrosia acanthicarpa John F. Emmel 1986-4-12 990 San Bernardino Central Mojave Desert: sand dunes area ca. 20 road mi E of Twentynine Palms, near Clarks Pass. 579 Comment
  RSA0031475  Ambrosia acanthicarpa April Garbat, Aaron Sedgwick 2012-12-18 03 San Bernardino Mojave Desert: Helendale, CA. At the intersection of Shadow Mtn Road and Helendale Road, in the sandy shoulder east of the Helendale Road. Comment
  RSA0105779  Ambrosia acanthicarpa Alan Romspert 2000-7-28 s.n. San Bernardino Santa Ana Riverbed & Jtn w/RIX inflow transcet. Comment
  RSA0106068  Ambrosia acanthicarpa Alan Romspert 2000-7-28 s.n. San Bernardino Santa Ana Riverbed, RIX discharge Transect. Comment
  RSA416906  Ambrosia acanthicarpa Christopher Davidson 1975-8-30 3244 San Bernardino 7.8 mi S and W of Onxy Summit on Hwy 38; College Camp rd branching S of 38. 1982 Comment
  SEINET10474400  Ambrosia acanthicarpa Mary Susan Taylor 1983-4-6 Taylor 5262 San Bernardino T8N R21E. Creosote Bush Scrub, around KOA Camp- ground, n end of Needles. Comment
  SEINET6738517 Image available Ambrosia acanthicarpa S. B. Parish 1907-10-7 6496 San Bernardino San Bernadino Valley 300 Comment
  UC31944  Ambrosia acanthicarpa S. B. Parish 1888-10-1 San Bernardino Comment



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