Search Results — 27 specimen records retrieved (27 records with coordinates)
Results for search: Scientific name=Ambrosia dumosa (including nomenclatural synonyms); Source=All; Collector=Gross;   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/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CHSC95896  Ambrosia dumosa LeRoy Gross 2005-4-25 2052 San Bernardino Mojave Desert; North Mojave Desert region: southwest end of the Lava Mountains, north of Red Mountains, east of Trona Road. Side road off Steam Well Road (RM1444) to Skilling Well. Road ends near mines. General collecting along the lower ridge that climbs toward Klinker Mtn. Than returned down a small draw to to the west of theis ridge. Gentle slopes at base, steeper the farther you climb, with some volanic outcrops. Near 35.39090N, 117.56767W to 35.39745N, 117.56570W. 1113 Comment
  CHSC98016  Ambrosia dumosa LeRoy Gross; Amber Maurice 2005-3-17 1727 San Bernardino Mojave Desert; Southcentral Mojave Desert region: Southeast end of the Bristol Mountains; west off Kelbaker Road, followed a dirt road going to an antenna station on top of the mountain, stopped at base of mountain where the road was gated. Area near a place called 'Windy Point.' General collecting in canyon bottom and slope to the west of gate. Near 34.61232N, 115.68189W to 34.60943N, 115.68508W. Alt: 552-611m. 552 Comment
  CHSC98019  Ambrosia dumosa LeRoy Gross 2005-3-3 1602 Riverside Colorado Desert; Northeastern Colorado Desert region: Palen Mountains, south side. Near end of old prospect road. Near 33.71244N, 115.11171W to 33.72053N, 115.11051W. Alt: 207-244m. 207 Comment
  CHSC99181  Ambrosia dumosa LeRoy Gross 2005-4-12 1861 San Bernardino Mojave Desert; Southcentral Mojave Desert region: Marble Mountains; north of gas line road (mile 69), south of Highway 40, east of Kelbaker Road. General collecting from low hills north up near a rocky cliff, then west northeast into a canyon bottom that I followed into the mountains a short distance. Started near 34.70550N, 115.65803W, to 34.71096N, 115.65477W. Growing on gentle slope. 873 Comment
  RSA681306  Ambrosia dumosa LeRoy Gross, Steve Boyd, Michael Denslow, Lisa Rojas 2003-10-21 1194 San Bernardino East side of the Soda Mountains; North of interstate 15, west of Baker. Along jeep trail to Blue Bell Mine. Exit Zzyzx Road. 481 Comment
  RSA696086  Ambrosia dumosa LeRoy Gross, Valentin Arvizu, Sarah De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1269 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. 400 Comment
  RSA697283  Ambrosia dumosa LeRoy Gross, Valentin Arvizu, Sarah De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1237 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). Near Surveyors Pass, surrounding desert off of Beal Road. 646 Comment
  RSA703807  Ambrosia dumosa LeRoy Gross 2005-3-3 1602 Riverside Palen Mountains, south side. Near end of old prospect road., Near 33.71244N, 115.11171W. to 33.72053N, 115.11051W. 207 Comment
  RSA705474  Ambrosia dumosa LeRoy Gross, Amber Maurice 2005-3-17 1658 San Bernardino Mojave Desert; Southcentral Mojave Desert region: Marble Mountains; Just east of Kelbaker Road, short distance south from Highway 40., Near 34.70881N, 115.67629W, to 34.71046N, 115.67184W. General collecting in and along south draining wash, and to base of steep sided rock cliff to the east, then north to a saddle. 836 Comment
  RSA705687  Ambrosia dumosa LeRoy Gross, Amber Maurice 2005-3-17 1727 San Bernardino Southeast end of the Bristol Mountains; West off Kelbaker Road, followed a dirt road going to an antenna station on top of the mountain, stopped at base of mountain where the road was gated., Area near a place called 'Windy point' General collecting in canyon bottom and slope to the west of gate. [From] Near 34.61232N, 115.68189W to 34.60943N, 115.68508W. 552 Comment
  RSA706257  Ambrosia dumosa LeRoy Gross 2005-4-12 1861 San Bernardino Mojave Desert; Southcentral Mojave Desert region: Marble Mountains; north of gas line road (mile 69), south of Highway 40, east of Kelbaker Road., General collecting from low hills north up near rocky cliff, then west northeast into a canyon bottom that I followed into the mountains a short distance. 863 Comment
  RSA707196  Ambrosia dumosa LeRoy Gross 2005-4-19 1976 San Bernardino Rodman Moutains; South end of a large lava flow, between Camp Rock Mine to the west and Silver Bell Mine to the east. 1382 Comment
  RSA707313  Ambrosia dumosa LeRoy Gross, Bryan Tutt, Sula Vanderplank 2005-2-23 1498 San Bernardino Northwest side of the Avawatz Mountains, off road that leads to Cave Spring and Avawatz Pass. Just north of Fort Irwin indefinite boundary. Southeast of Denning Spring 604 Comment
  RSA710867  Ambrosia dumosa LeRoy Gross 2005-4-25 2052 San Bernardino Southwest end of the Lava Mountains, north of Red Mountain, east of Trona Road. Side road off Steam Well Road (RM1444) to Skilling Well., [From] Near 35.39090N, 117.56767W to 35.39745N, 117.56570W. 1034 Comment
  RSA732555  Ambrosia dumosa LeRoy Gross 2008-3-24 2934 San Bernardino Northcentral Mojave Desert region; Alvord Mountains: Southeast side of mountains along a main canyon just west of Spanish Canyon. Collected around an elevated lake sediment (tufa) east side of canyon, as far as a saddle near 35.07403N, 116.60715W., And a little north along the main canyon, pass where the canyon opens up with a fault line that runs in a northwest angle, near 35.08417N, 116.60613. Main starting point was near end of old road-trail near 35.07616N, 116.60862W. 716 Comment
  RSA732575  Ambrosia dumosa LeRoy Gross, Pamela Conway 2008-3-26 3006 San Bernardino Alvord Mine; Southern portion of the Alvord Mountains. About 6 miles northeast of Manix. 696 Comment
  RSA732618  Ambrosia dumosa LeRoy Gross 2008-3-12 2852 San Bernardino Northcentral Mojave Desert region: Sleeping Beauty Area of the Southern Cady Mountains: Northwest from Ludlow, follow road north from Ludlow toward Broadwell Lake, then west along a trasmission line to 34.74871N, 116.23546W., This area is a small hill with shaved off top of white outcrop. (prospect mined or disturbed for the power lines). Collected along wide canyon in a northwest direction from here, to 34.76817N, 116.25781. Area between Lavic Mountain Mine to the east and Paymaster Mine to the west. 633 Comment
  RSA735643  Ambrosia dumosa LeRoy Gross 2008-4-1 3097 San Bernardino Northwest end of the Sheep Hole Mountains; Along east side of Amboy Road, around Sheep Hole Pass. Parked at a tramission tower just off the road., Near 34.239282N, 115.720544W. General collecting along bajada to west side of mountains, up ridge to 34.23506N, 115.70664W. Then down south side of this ridge to dry canyon bottom at 34.23458N, 115.70953W. Then follow this canyon bottom back out of the mountains. 715 Comment
  RSA737754  Ambrosia dumosa LeRoy Gross, Steve Boyd 2008-4-10 3176 Inyo Northwest area of Eagle Mountain, east of Highway 127. Collections around the Amargosa river, southern portions of the alkali flat, to steep slopes of the northern portions of Eagle Mountain., Parked jeep near 36.23651N, 116.37995W southeast to 36.22727N, 116.36935. 598 Comment
  RSA749414  Ambrosia dumosa LeRoy Gross 2009-4-6 3744 San Bernardino Southwest section of the Cady Mounatins: Areas North and east of Black Butte Mine, northwest of the Sleeping beauty section. Southeast of the transmission line road., Started near 34.81756N 116.34121W traveled SE to small saddle that had little amount of sand blowed on the slope to the east of this, near 34.80312N 116.33066W. Then west to Black Butte Mine, and follow a drainage NNE from the mine site. 755 Comment
  RSA750166  Ambrosia dumosa LeRoy Gross 2009-4-6 3761 San Bernardino Southern section of the Cady Mounatins: Northwest of the Sleeping Beauty section. Just north of the transmission line road, east of the low saddle that runs between the mountains., From 34.83717N 116.31488W, [from] near marker BM19 WBC2613 along transmission road to northwest near 34.84049N 116.32047W. 789 Comment
  SBBG119298  Ambrosia dumosa L. Gross with B. Tutt, S. Vanderplank 2005-2-23 1498 San Bernardino NW side of the Avawatz Mtns, off rd that leads to Cave Spring and Avawatz Pass, just N of Fort Irwin indefinite boundary, N of Denning Spring 604 Comment
  SD231187  Ambrosia dumosa LeRoy Gross, Steve Boyd, Michael Denslow & Lisa Rojas. 2003-10-21 1194 San Bernardino Mojave Desert; Northcentral Mojave Desert region; East side of the Soda Mountains; North of interstate 15, west of Baker. Along Blue Bell Mine jeep trail. Near intersection with 2nd jeep trail, in an east direction, just north of the powerlines. 480 Comment
  UC1980229  Ambrosia dumosa LeRoy Gross 2009-4-6 3744 San Bernardino Mojave Desert; Northcentral Mojave Desert region: Southwest section of the Cady Mountains: Areas North and east of Black Butte Mine, northwest of the Sleeping beauty section. Southeast of the transmission line road. Started near 34.81756N 116.34121W traveled SE to small saddle that had little amount of sand blowed on the slope to the east of this, near 34.80312N 116.33066W. Then west to Black Butte Mine, and follow a drainage NNE from the mine site. Comment
  UCR177603  Ambrosia dumosa LeRoy Gross 2005-4-25 2052 San Bernardino Northern Mojave Desert, southwest end of the Lava Mtns, north of Red Mountain, east of Trona Road. Side road off Steam Well Road (RM1444) to Skilling Well; road ends near mines. Along the lower ridge that climbs toward Kilinker Mtn., then down a small draw to the west of this ridge 1191 Comment
  UCR185106  Ambrosia dumosa LeRoy Gross, Amber Maurice 2005-3-17 1727 San Bernardino Southcentral Mojave Desert, SE end of the Bristol Mtns; west of Kelbaker Road, base of mountain where the road was gated, near 'Windy Point.' Canyon bottom and slope west of gate 611 Comment
  UCR198303  Ambrosia dumosa LeRoy Gross, Steve Boyd, Michael Denslow, Lisa Rojas 2003-10-21 1194 San Bernardino Northcentral Mojave Desert, east side of the Soda Mountains, north of Hwy I-15, west of Baker. Along jeep trail to Blue Bell Mine, Zzyzx Road exit 481 Comment



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