32.54350 32.64350 -116.79990 -116.69990 UC/JEPS: Consortium Search Results
Search Results — 2172 specimen records retrieved (2172 records with coordinates)
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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
  SD104478 Image available Abronia villosa var. villosa R. Mitchel Beauchamp 1971-3-13 1836 San Diego Vine on shrubs along Hwy 94, 0.1 mile east of Dulzura School. 493 Comment
  UCR107642  Abronia villosa var. villosa R. M. Beauchamp 1971-3-13 1836 San Diego Peninsular Range, Hwy 94, 0.1 mi. east of Dulzura School 493 Comment
  SEINET179953 Image available Achnatherum coronatum Edith A. Purer 1934-1 5679 San Diego Dulzura Comment
  UCD50277  Achnatherum coronatum A. A. Beetle 1942-4-21 3154 San Diego California, San Diego County. 2 miles south of Dulzura. Comment
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Jan 5 2009
  RSA499476  Achnatherum diegoense Mark Elvin 2003-5-3 2617 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tijuana River 183 Comment
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Aug 18 2009
  RSA680929  Achnatherum diegoense Fred M. Roberts, Andy Pinolo, Kam Muri 2003-5-3 5703 San Diego Peninsular Range, San Ysidro Mtns.: Otay Mountain, south side near crest of ridge east of lower 'Butteweg Canyon' along the border trail, Tijuana River watershed., (32 deg 33'46N, 116 deg 47' 59W). 305 Comment
  RSA709755  Achnatherum diegoense Mark Elvin, Scott Boczkiewicz 2005-2-5 3986 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn; N of Marron Valley along Marron Valley Road; ca. 200m west of the junction of Marron Creek and Cottonwood Creek. 229 Comment
  SD188884  Acmispon americanus var. americanus Michael G Simpson, Otay Mtn. team 2003-5-3 2495 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 302 Comment
  SDSU17264  Acmispon americanus var. americanus Michael G. Simpson, Otay Mtn. team 2003-5-3 2495 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 303 Comment
  LA47822  Acmispon argophyllus var. argophyllus Carl Epling; William Robison 1932-3-31 sn San Diego Barrett Comment
  SD37803  Acmispon argophyllus var. argophyllus Edith A. Purer 1934-3-26 5696 San Diego Cottonwood Creek, along roadside Comment
  SD165624  Acmispon brachycarpus Mark A. Elvin 2005-3-15 4038 San Diego Marron Valley; along Cottonwood Creek on secondary benches; ca. 1km N of Mexico Border; near gaging station. 182 Comment
  SD13975  Acmispon glaber var. brevialatus Frank F. Gander 1936-3-12 778 San Diego Cottonwood Creek Bridge, Campo Road. Comment
  SD162939  Acmispon glaber var. brevialatus Jon P. Rebman, J. Gregory, K. Collins, & D. Getinger 2003-5-4 8830 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone 309 Comment
  SD188885  Acmispon glaber var. brevialatus Michael G Simpson, Otay Mtn. team 2003-5-3 2451 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SD233836  Acmispon glaber var. brevialatus Mark A. Elvin 2003-5-3 2605 San Diego Peninsular ranges San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca 1/2 km N of Mexican border on slope above Tijuana River 182 Comment
  SDSU17212  Acmispon glaber var. brevialatus Michael G. Simpson, Otay Mtn. team 2003-5-3 2451 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SD165620  Acmispon maritimus var. maritimus Mark A. Elvin 2004-4-24 3330 San Diego Otay Mountain; SE base, W end Marron Valley on slopes of mtn. N of Tijuana R., between Mine and Butteweg canyons. 167 Comment
  SD188881  Acmispon micranthus Michael G Simpson, Otay Mtn. team 2003-5-3 2476 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 291 Comment
  SD233833  Acmispon micranthus Mark A. Elvin 2003-5-3 2607 San Diego Peninsular range, San Ysidro Mtns.:SE side of Otay Mtn., western Marron Valley, S of BM 838, ca 1/2 km N of Mexican border on slope above tijuana river 182 Comment
  SDSU17247  Acmispon micranthus Michael G. Simpson, Otay Mtn. team 2003-5-3 2476 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 291 Comment
  SD167613  Acmispon strigosus Mark A. Elvin 2005-3-15 4037 San Diego Marron Valley; along Cottonwood Creek on secondary benches; ca. 1km N of Mexico Border; near gaging station. 182 Comment
  SD167614  Acmispon strigosus Mark A. Elvin 2005-3-15 4043 San Diego S of Dulzura; ridge W of Bee Canyon; N of Donahoe Spring. 334 Comment
  SD188890  Acmispon strigosus Michael G Simpson, Otay Mtn. team 2003-5-3 2466 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 246 Comment
  SDSU17217  Acmispon strigosus Michael G. Simpson, Otay Mtn. team 2003-5-3 2466 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 248 Comment
  SD163040  Acmispon wrangelianus Jon P. Rebman, J. Gregory, K. Collins, & D. Getinger 2003-5-4 8815 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; southwest of Dulzura: vicinity of Sycamore Canyon 324 Comment
  SD239736  Acmispon wrangelianus Mark A. Elvin 2004-4-24 3360 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mountain; Mine Canyon; San Diego Plant Atlas grid V16 289 Comment
  SDSU16054  Acmispon wrangelianus Jon Rebman, J. Gregory, K. Collins, & D. Getinger 2003-5-4 8815 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountians; southwest of Dulzura: vicinity of Sycamore Canyon 325 Comment
  CAS-BOT-BC139985  Adenostoma fasciculatum Ira L. Wiggins 1926-2-19 1799 San Diego On Campo Rd. 1 1/2 mi. above Dulzura School House Comment
  IRVC27481  Adenostoma fasciculatum Mark A. Elvin, H. Spillman, et al. 2005-4-2 4140 San Diego E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San diego Preserve. Peninsular Ranges, San Ysidro Mountains 274 Comment
  IRVC28033  Adenostoma fasciculatum Mark A. Elvin, Sarah Jayne, et al. 2003-5-3 2626 San Diego Otay Mountain; SE base, W end Marron Valley on slopes N of Tijana R., between Mine and Butteweg canyons; S of Benchmark 838, ca. 1/2km N Mexican Border on slope above Tijuana R. San Ysidro Mountains 168 Comment
  RSA682877  Adenostoma fasciculatum Mark A. Elvin 2003-5-3 2626 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tiajuana River. 183 Comment
  SD170539  Adenostoma fasciculatum Mark A. Elvin, Harry Spillman et al. 2005-4-2 4140 San Diego E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San Diego Preserve. 274 Comment
  SD196635  Adenostoma fasciculatum Warren Schmidtmann, Matt Guilliams 2007-5-21 72 San Diego Dulzura, Marron Valley Rd, approx. 4 air miles south of intersection with St. Hwy 94, approx 1/2 miles north of US / Mexico Border 244 Comment
  SD233928  Adenostoma fasciculatum Mark A. Elvin 2003-5-3 2626 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mountain, western Marron Valley, S of BM 838, ca I(c) km N of Mexican border on slope above Tijuana River (Otay Mountain 7.5'Q) 182 Comment
  SD48661  Adenostoma fasciculatum Ira L. Wiggins 1926-2-19 1799 San Diego On west exposure on Campo Rd., 1I(c) mi. above Dulzura School House. Comment
  UC1001447  Adenostoma fasciculatum Ira L. Wiggins 1926-2-19 1799 San Diego 1 1/2 mi. above Dulzura School House (on Camp Rd.) Comment
  UCR128673  Adenostoma fasciculatum Mark A. Elvin 2003-5-3 2626 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  UCR154177  Adenostoma fasciculatum Mark A. Elvin, H. Spillman et al. 2005-4-2 4140 San Diego Peninsular Ranges, San Ysidro Mountains, E side of Otay Mountain; Marron Creek along Marron Valley Road; 2.1 km (air) N of MX; near gate to City of San Diego Preserve 274 Comment
  POM161386  Adenostoma fasciculatum var. fasciculatum L. R. Abrams 1903-6-4 3727 San Diego Cottonwood grade, near Potrero Comment
  GH403854  Adenostoma fasciculatum var. obtusifolium L. Abrams 1903-6-4 3727 Unknown Cottonwood grade, near Potrero Comment
  CAS-BOT-BC68971  Adiantum jordanii Ira L. Wiggins 1926-2-19 1791 San Diego 1 1/2 mi. east of Dulzura Comment
  CAS-BOT-BC68972  Adiantum jordanii Ira L. Wiggins 1926-2-19 1791 San Diego 1 1/2 mi. east of Dulzura Comment
  IRVC27107  Adiantum jordanii Mark A. Elvin 2004-4-24 3369 San Diego SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16. San Ysidro Mountains 213 Comment
  IRVC27314  Adiantum jordanii Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8840 San Diego Otay Mountain Wilderness Area (BLM property): southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone. San Ysidro Mountains 310 Comment
  SD163209  Adiantum jordanii Jon P. Rebman, J. Gregory, K. Collins, & D. Getinger 2003-5-4 8840 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone 309 Comment
  SD236112  Adiantum jordanii Mark A. Elvin 2004-4-24 3369 San Diego San Ysidro Mountains: SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16. 213 Comment
  SEINET8008325  Adiantum jordanii Jon P. Rebman 2003-5-4 8840 San Diego San Ysidro Mountain, San Ysidro Mountain ; SW of Dulzura: vicinity of Sycamore Canyon 310 Comment
  UC1790247  Adiantum jordanii Jon P. Rebman 2003-5-4 8840 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountians; southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone 309 Comment
  UCR156845  Adiantum jordanii Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8840 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; SW of Dulzura: along Sycamore Canyon at the convergence with a nother riparian zone 310 Comment
  CAS-BOT-BC132003  Allium haematochiton LeRoy Abrams 1903-5-22 3550 San Diego Hills between Cottonwood Valley and Potrero Comment
  IRVC28035  Allium haematochiton Mark A. Elvin, Sarah Jayne, et al. 2003-5-3 2628 San Diego Otay Mountain; SE base, W end Marron Valley on slopes N of Tijana R., between Mine and Butteweg canyons; S of Benchmark 838, ca. 1/2km N Mexican Border on slope above Tijuana R. San Ysidro Mountains 168 Comment
  POM1641  Allium haematochiton Le Roy Abrams 1903-5-22 3550 San Diego Between Cottonwood Valley and Potrero. Comment
  RSA682878  Allium haematochiton Mark A. Elvin 2003-5-3 2628 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tijuana River 183 Comment
  SD233650  Allium haematochiton Mark A. Elvin 2003-5-3 2628 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border on slope above Tijuana River. 182 Comment
  UC1601933  Allium haematochiton Le Roy Abrams 1903-5-22 2894 San Diego hills between Cottonwood and Potrero Comment
  UCR128671  Allium haematochiton Mark A. Elvin 2003-5-3 2628 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  RSA682265  Allium peninsulare Mark A. Elvin 2003-5-3 2640 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, mouth of Mine Canyon, ca. 1 km N of Mexican border, slopes above Tijuana River 152 Comment
  SD233651  Allium peninsulare Mark A. Elvin 2003-5-3 2640 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, mouth of Mine Canyon, ca. 1 km N of the Mexican border, slopes above the Tijuana River. 152 Comment
  UCR128635  Allium peninsulare Mark A. Elvin 2003-5-3 2640 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, mouth of 'Mine Canyon,' c. 1 km north of the Mexican border, slopes above the Tijuana River 213 Comment
  IRVC27134  Allium peninsulare var. peninsulare Mark A. Elvin 2004-4-24 3354 San Diego SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16. San Ysidro Mountains 213 Comment
  IRVC28038  Allium peninsulare var. peninsulare Mark A. Elvin, Sarah Jayne, et al. 2003-5-3 2640 San Diego SE side of Otay Mountain, W Marron Valley, mouth of Mine Canyon, ca. 1.0km N of Mexican border, slopes above the Tijuana River Peninsular Ranges, San Ysidro Mountains 152 Comment
  POM305176  Allium peninsulare var. peninsulare Henry J. Ramsey, Henry J. Ramsey 1939-4-23 401 San Diego Barrett, Dalzura Road. Comment
  SD112443  Allium peninsulare var. peninsulare Darley F. Howe 1939-5-21 843 San Diego Canyon on east side of Otay Mountain, close to International Boundary. Comment
  SD158365  Allium peninsulare var. peninsulare Unknown May 1997 San Diego East flanks of Otay Mountain, Marron Valley. (IPB 1/07) Comment
  SD188627  Allium peninsulare var. peninsulare Michael G Simpson, Otay Mtn. team 2003-5-3 2497 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 302 Comment
  SDSU17268  Allium peninsulare var. peninsulare Michael G. Simpson, Otay Mtn. team 2003-5-3 2497 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 303 Comment
  UCR188747  Allium peninsulare var. peninsulare Michael G. Simpson, Otay Mtn Team 2003-5-3 2497 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 303 Comment
  SD7648  Allophyllum glutinosum Unknown 1883-6-20 San Diego Scheckler's Grade, Euginia Spring Comment
  SD113181 Image available Ambrosia acanthicarpa Darley F. Howe 1938-10-2 763 San Diego Barrett Comment
  IRVC27629  Ambrosia confertiflora Mark A. Elvin 2004-4-24 3338 San Diego Otay Mountain; SE base, W end Marron Valley on slopes of mtn. N of Tijana R., between Mine and Butteweg canyons. San Ysidro Mountains 168 Comment
  SD170004  Ambrosia confertiflora Mark A. Elvin 2004-4-24 3338 San Diego Otay Mountain; SE base, W end Marron Valley on slopes of mtn. N of Tijuana R., between Mine and Butteweg canyons. 167 Comment
  UCR147325  Ambrosia confertiflora Mark A. Elvin 2004-4-24 3338 San Diego San Ysidro Mountains, Otay Mountain; SE base, W end Marron Valley on slopes of mtn. N of Tijuana River, between Mine and Butteweg canyons 168 Comment
  SD16439  Ambrosia monogyra Frank F. Gander 1936-10-9 2935 San Diego Dulzura Creek Bridge on road to Dulzura Comment
  SD64076 Image available Ambrosia monogyra Reid Moran 1966-10-22 13708 San Diego Occasional on sandy flat east of Cottonwood Creek, Marron Valley. 174 Comment
  SD241249  Ambrosia psilostachya Warren Schmidtmann 2013-8-19 389 San Diego Border Road South of Otay Mountain; 5.24 miles W of Tecate Peak; 0.61 miles N of border with Mexico; near staging area for road work 178 Comment
  SD172757  Amsinckia intermedia Mark A. Elvin 2005-3-15 4056 San Diego Bee Canyon; S of Dulzura; ca. 4.3km (air) N of Mexico. 351 Comment
  UCR154294  Amsinckia intermedia Mark A. Elvin 2005-3-15 4056 San Diego Bee Canyon; south of Dulzura; c. 4.3 km (air) N of Mexico 1150 Comment
  SD4188  Amsinckia menziesii Fidella G. Woodcock 1929-3-20 San Diego Marsh near Marine Base Comment
  IRVC27349  Amsinckia menziesii var. intermedia Mark A. Elvin 2005-3-15 4056 San Diego Bee Canyon; S of Dulzura; ca. 4.3km (air) N of Mexico. Peninsular Ranges, San Ysidro Mountains 351 Comment
  IRVC27342  Amsinckia menziesii var. menziesii Mark A. Elvin 2005-3-15 4061 San Diego Bee Canyon; S of Dulzura; ca. 2.8km (air) N of Mexico. Peninsular Ranges, San Ysidro Mountains 213 Comment
  SD172753  Amsinckia menziesii var. menziesii Mark A. Elvin 2005-3-15 4061 San Diego Bee Canyon; S of Dulzura; ca. 2.8km (air) N of Mexico. 213 Comment
  UCR154305  Amsinckia retrorsa Mark A. Elvin 2005-3-15 4061 San Diego Peninsular Ranges, San Ysidro Mtns, Bee Canyon; south of Dulzura; c. 2.8 km (air) N of Mexican border 213 Comment
  SD189011  Anagallis arvensis Michael G Simpson, Otay Mtn. team 2003-5-3 2440 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.7 miles north of Marron Road. 231 Comment
  SDSU17232  Anagallis arvensis Michael G. Simpson, Otay Mtn. team 2003-5-3 2440 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.7 miles north of Marron Road. 232 Comment
  UCR188779  Anagallis arvensis Michael G. Simpson, Otay Mtn Team 2003-5-3 2440 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.7 miles north of Marron Road 232 Comment
  IRVC27649  Andropogon Mark A. Elvin, Scott Boczkiewicz 2005-2-5 3985 San Diego SE side of Otay Mtn; N of Marron Valley along Marron Valley Road; ca. 200m W of the jct of Marron R|Creek and Cottonwood Creek. Peninsular Ranges, San Ysidro Mountains 229 Comment
  RSA709756  Andropogon Mark Elvin, Scott Boczkiewicz 2005-2-5 3985 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn; N of Marron Valley along Marron Valley Road; ca. 200m west of the junction of Marron Creek and Cottonwood Creek. 229 Comment
  IRVC27647  Anemopsis californica Mark A. Elvin 2004-4-24 3337 San Diego Otay Mountain; SE base, W end Marron Valley on slopes of mtn. N of Tijana R., between Mine and Butteweg canyons. San Ysidro Mountains 168 Comment
  SD167456  Anemopsis californica Mark A. Elvin 2004-4-24 3337 San Diego Otay Mountain; SE base, W end Marron Valley on slopes of mtn. N of Tijuana R., between Mine and Butteweg canyons. 167 Comment
  UCR147326  Anemopsis californica Mark A. Elvin 2004-4-24 3337 San Diego San Ysidro Mountains, Otay Mountain; SE base, W end Marron Valley on slopes of mtn. N of Tijuana River, between Mine and Butteweg canyons 168 Comment
  JEPS83441  Antirrhinum coulterianum David M. Thompson 1983-4-27 276 San Diego 5.0 miles E of Dulzura Fire Station on Hwy. 94 (off n side of road); Potrero Quad. (15', 1944) 411 Comment
  UCR130271  Antirrhinum coulterianum Mark A. Elvin 2003-5-3 2673 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., Marron Valley, along Cottonwood Creek c. 1 km north of the Mexican border 198 Comment
  IRVC27547  Antirrhinum kelloggii Mark A. Elvin, H. Eilers, et al. 2005-4-2 4125 San Diego E side of Otay Mtn; head of Mine Cyn near old homestead/house; S of road to Sycamore Cyn. Peninsular Ranges, San Ysidro Mountains 473 Comment
  RSA1690  Antirrhinum kelloggii Carl B. Wolf 1931-5-27 2124 San Diego 1 miles east of Dulzura. 366 Comment
  RSA709213  Antirrhinum kelloggii Mark A. Elvin, Henry Eilers 2005-4-2 4125 San Diego Peninsular Ranges, San Ysidro Mountains: East side of Otay Mtn.; head of Mine Canyon near old homestead/house; S of road to Sycamore Canyon. 473 Comment
  SD167453  Antirrhinum kelloggii Mark A. Elvin, Henry Eilers et al. 2005-4-2 4125 San Diego E side of Otay Mtn; head of Mine Cyn near old homestead/house; S of road to Sycamore Cyn. 473 Comment
  UCR154335  Antirrhinum kelloggii Mark A. Elvin, H. Eilers et al. 2005-4-2 4125 San Diego Peninsular Ranges, San Ysidro Mountains, E side of Otay Mountain; head of Mine Canyon near old homestead/house; south of road to Sycamore Canyon 473 Comment
  IRVC26543  Antirrhinum nuttallianum Mark A. Elvin 2003-5-3 2650 San Diego SE side of Otay Mountain, W Marron Valley, mouth of Mine Canyon, ca. 1.0km N of Mexican border, slopes above the Tijuana River Peninsular Ranges, San Ysidro Mountains 152 Comment
  IRVC26557  Antirrhinum nuttallianum Mark A. Elvin 2003-5-3 2666 San Diego SE side of Otay Mountain, Marron Valley, along Cottonwood Creek ca. 1.0km N of the Mexican border. Peninsular Ranges, San Ysidro Mountains 168 Comment
  IRVC26586  Antirrhinum nuttallianum Mark A. Elvin, Sarah Jayne, et al. 2003-5-3 2603 San Diego Otay Mountain; SE base, W end Marron Valley on slopes N of Tijana R., between Mine and Butteweg canyons; S of Benchmark 838, ca. 1/2km N Mexican Border on slope above Tijuana R. San Ysidro Mountains 168 Comment
  IRVC27553  Antirrhinum nuttallianum Mark A. Elvin, H. Eilers, et al. 2005-4-2 4123 San Diego E side of Otay Mtn; head of Mine Cyn near old homestead/house; S of road to Sycamore Cyn. Peninsular Ranges, San Ysidro Mountains 473 Comment
  IRVC28334  Antirrhinum nuttallianum Fred M. Roberts, Andy Pigniolo, Kam Muri 2003-5-3 5701 San Diego Otay Mountain, south side near crest of ridge east of lower "Butteweg Canyon" along the border trail, Tijuana River watershed Peninsular Range, San Ysidro Mountains 305 Comment
  RSA680927  Antirrhinum nuttallianum Fred M. Roberts, Andy Pinolo, Kam Muri 2003-5-3 5701 San Diego Peninsular Range, San Ysidro Mtns.: Otay Mountain, south side near crest of ridge east of lower 'Butteweg Canyon' along the border trail, Tijuana River watershed. 305 Comment
  RSA683117  Antirrhinum nuttallianum Mark A. Elvin 2003-5-3 2666 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., Marron Valley, along Cottonwood Creek ca. 1 km N of Mexican border, slopes above Tijuana River. 168 Comment
  RSA683125  Antirrhinum nuttallianum Mark A. Elvin 2003-5-3 2650 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, mouth of 'Mine Canyon,' ca. 1 km N of Mexican border, slopes above Tijuana River . 152 Comment
  RSA699671  Antirrhinum nuttallianum Mark A. Elvin 2003-5-3 2603 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tiajuana River. 183 Comment
  SEINET244208 Image available Antirrhinum nuttallianum Mark A. Elvin 2666 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., Marron Valley, along Cottonwood Creek ca. 1 km N of the Mexican border Comment
  UCR128366  Antirrhinum nuttallianum Mark A. Elvin 2003-5-3 2603 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  UCR128517  Antirrhinum nuttallianum Fred M. Roberts, Andy Pigniolo, Kam Muri 2003-5-3 5701 San Diego Peninsular Range, San Ysidro Mountains, Otay Mountain, south side near crest of ridge east of lower 'Butteweg Canyon' along the border trail, Tijuana River watershed 305 Comment
  UCR128640  Antirrhinum nuttallianum Mark A. Elvin 2003-5-3 2650 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, mouth of 'Mine Canyon,' c. 1 km north of the Mexican border, slopes above the Tijuana River 213 Comment
  UCR128645  Antirrhinum nuttallianum Mark A. Elvin 2003-5-3 2666 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., Marron Valley, along Cottonwood Creek c. 1 km north of the Mexican border 198 Comment
  POM209385  Antirrhinum nuttallianum subsp. nuttallianum Florence J. Youngberg 1930-4-12 53 San Diego Between Dulzura and Cottonwood Comment
  RSA1963  Antirrhinum nuttallianum subsp. nuttallianum Carl B. Wolf 1931-5-27 2116 San Diego 1 miles east of Dulzura. 366 Comment
  SD235026  Antirrhinum nuttallianum subsp. nuttallianum Mark A. Elvin 2003-5-3 2666 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., Marron Valley, along Cottonwood Creek ca. 1 km N of the Mexican border. 167 Comment
  SD239904  Antirrhinum nuttallianum subsp. nuttallianum Mark A. Elvin 2003-5-3 2650 San Diego Peninsular Ranges: San Ysidro Mountains: SE side of Otay Mountain, western Marron Valley, mouth of Mine Canyon, ca. 1 km N of the Mexican border, slopes above the Tijuana River (Otay Mountain 7.5'Q) 182 Comment
  UC527622  Antirrhinum nuttallianum subsp. nuttallianum C. B. Wolf 1931-5-27 San Diego 1 mi e Dulzura 365 Comment
  UCSB23996  Antirrhinum nuttallianum subsp. nuttallianum Shaw, Merrilee 1965-4-4 San Diego State Highway 94; 6 miles east of junction with Telegraph Canyon Rd; near Dulzura 457 Comment
  HSC83243  Antirrhinum nuttallianum subsp. subsessile D. M. Thompson 1983-4-27 274 San Diego 5.3 mi. E of Dulzura Fire Station on Hwy. 94, N of road 305 Comment
  JEPS83396  Antirrhinum nuttallianum subsp. subsessile David M. Thompson 1983-4-27 274 San Diego 5.3 mi e Dulzura Fire Station (on Hwy 94, n of road); Potrero Quad. (15', 1944) 304 Comment
  SD162879  Antirrhinum nuttallianum subsp. subsessile Jon P. Rebman, J. Gregory, K. Collins, & D. Getinger 2003-5-4 8821 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; southwest of Dulzura: vicinity of Sycamore Canyon 324 Comment
  SD169151  Antirrhinum nuttallianum subsp. subsessile Mark A. Elvin, Henry Eilers et al. 2005-4-2 4123 San Diego E side of Otay Mtn; head of Mine Cyn near old homestead/house; S of road to Sycamore Cyn. 473 Comment
  SD189070  Antirrhinum nuttallianum subsp. subsessile Michael G Simpson, Otay Mtn. team 2003-5-3 2455 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SD189071  Antirrhinum nuttallianum subsp. subsessile Michael G Simpson, Otay Mtn. team 2003-5-3 2394 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SD233984  Antirrhinum nuttallianum subsp. subsessile Fred M. Roberts, Andy Pigniolo, Kam Muri 2003-5-3 5701 San Diego Peninsular Range, San Ysidro Mtns.: Otay Mountain, south side near crest of ridge east of lower Butteweg Canyon along the border trail, Tijuana River watershed. 305 Comment
  SD235027  Antirrhinum nuttallianum subsp. subsessile Mark A. Elvin 2003-5-3 2603 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border on slope above Tijuana River. 182 Comment
  SDSU17203  Antirrhinum nuttallianum subsp. subsessile Michael G. Simpson, Otay Mtn. team 2003-5-3 2455 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  UC1790182  Antirrhinum nuttallianum subsp. subsessile Jon P. Rebman 2003-5-4 8821 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountians; southwest of Dulzura: vicinity of Sycamore Canyon 324 Comment
  UCR188547  Antirrhinum nuttallianum subsp. subsessile Michael G. Simpson, Otay Mtn. Team 2003-5-3 2455 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 216 Comment
  IRVC27284  Aphanes occidentalis Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8826 San Diego Otay Mountain Wilderness Area (BLM property): southwest of Dulzura: vicinity of Sycamore Canyon. San Ysidro Mountains 325 Comment
  SD162899  Aphanes occidentalis Jon P. Rebman, J. Gregory, K. Collins, & D. Getinger 2003-5-4 8826 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; southwest of Dulzura: vicinity of Sycamore Canyon 324 Comment
  IRVC27714  Apiastrum angustifolium Mark A. Elvin, H. Eilers, et al. 2005-4-2 4115 San Diego E side of Otay Mtn; head of Mine Cyn near old homestead/house; S of road to Sycamore Cyn. Peninsular Ranges, San Ysidro Mountains 473 Comment
  SD165823  Apiastrum angustifolium Mark A. Elvin, Henry Eilers et al. 2005-4-2 4115 San Diego E side of Otay Mtn; head of Mine Cyn near old homestead/house; S of road to Sycamore Cyn. 473 Comment
  SD188689  Apiastrum angustifolium Michael G Simpson, Otay Mtn. team 2003-5-3 2438 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.7 miles north of Marron Road. 231 Comment
  SDSU17233  Apiastrum angustifolium Michael G. Simpson, Otay Mtn. team 2003-5-3 2438 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.7 miles north of Marron Road. 232 Comment
  SDSU17234  Apiastrum angustifolium Michael G. Simpson, Otay Mtn. team 2003-5-3 2438 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.7 miles north of Marron Road. 232 Comment
  UCR154244  Apiastrum angustifolium Mark A. Elvin, H. Eilers et al. 2005-4-2 4115 San Diego Peninsular Ranges, San Ysidro Mountains, E side of Otay Mountain; head of Mine Canyon near old homestead/house; south of road to Sycamore Canyon 473 Comment
  SBBG117321  Arctostaphylos glandulosa subsp. glandulosa C. Bornstein, E. Collins 2003-6-19 San Diego Otay Mtn Truck Trail, ca. 1.9 mi W of Marron Valley Rd 533 Comment
  SD73368  Arctostaphylos glandulosa subsp. glandulosa Reid Moran 1970-5-3 17485 San Diego Occasional in chaparral, east base of Otay Mountain, 2 miles south of Dulzura. 440 Comment
  POM156096  Arctostaphylos glandulosa subsp. leucophylla L. R. Abrams 1903-6-4 3728 San Diego Cottonwood grade, near Potrero Comment
  A350384  Arctostaphylos glauca C. C. Epling & W. Robinson 1932-3-31 Unknown Barrett Comment
  CAS-BOT-BC39229  Arctostaphylos glauca LeRoy Abrams 1903-6-4 3728 San Diego Corton Grade near Potrero Comment
  LA42414  Arctostaphylos glauca Carl Epling; William Robison 1932-3-31 sn San Diego Barrett Comment
  POM367328  Arctostaphylos glauca C. Epling, W. M. Robinson 1932-3-31 s.n. San Diego Barrett. Note from Carl B. Wolf. Feb 11 1943: This probably came from the adjacent Mt Tecate. Comment
  RSA11575  Arctostaphylos glauca C. Epling, W. M. Robinson 1932-3-31 s.n. San Diego Barrett. Note from Carl B. Wolf. Feb 11 1943: This probably came from the adjacent Mt Tecate. Comment
  IRVC26595  Aristida adscensionis Mark A. Elvin, Sarah Jayne, et al. 2003-5-3 2593 San Diego Otay Mountain; SE base, W end Marron Valley on slopes N of Tijana R., between Mine and Butteweg canyons; S of Benchmark 838, ca. 1/2km N Mexican Border on slope above Tijuana R. San Ysidro Mountains 168 Comment
  RSA692022  Aristida adscensionis Mark Elvin 2003-5-3 2593 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tijuana River 183 Comment
  SD171236  Aristida adscensionis Mark A. Elvin 2005-3-15 4045 San Diego S of Dulzura; ridge W of Bee Canyon; N of Donahoe Spring. 334 Comment
  SD233661  Aristida adscensionis Mark A. Elvin 2003-5-3 2593 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border on slope above Tijuana River. 182 Comment
  UCR128333  Aristida adscensionis Mark A. Elvin 2003-5-3 2593 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  UCR154499  Aristida adscensionis Mark A. Elvin 2005-3-15 4045 San Diego Peninsular Ranges, San Ysidro Mtns, south of Dulzura; ridge west of Bee Canyon; north of Donahoe Spring 366 Comment
  SDSU6236  Artemisia palmeri R. M. Beauchamp 1967-2-22 204 San Diego Growing along Dulzura Creek east of Crossing with Otay Lakes Rd. Comment
  CAS-BOT-BC93454  Artemisia tridentata subsp. tridentata H. E. McMinn 1924-7-4 1261 San Diego Dulzura Flats near Cottonwood store Comment
  SD247763  Asclepias fascicularis Jonathan K. Snapp-Cook, L. M. Prince, Kurt Roblek 2009-6-5 227 San Diego Near Border, 1.9 miles south of Little Tecate Peak, along dirt road 2.4 miles east of Marron Valley 1.75 miles E of intersection with Cottonwood Creek Road; small creek that is a tributary to Cottonwood Creek. 449 Comment
  SD134172  Asclepias subulata Philip Unitt 1992-8-4 San Diego Ca. 0.3 miles east of Barrett Junction Comment
  CAS-BOT-BC68828  Aspidotis californica C. Epling; Wm. Robison 1932-3-31 s.n. San Diego Barrett Comment
  IRVC26598  Aspidotis californica Mark A. Elvin, Sarah Jayne, et al. 2003-5-3 2684 San Diego SE side of Otay Mountain, Marron Valley, along Cottonwood Creek ca. 1.0km N of the Mexican border. Peninsular Ranges, San Ysidro Mountains 168 Comment
  IRVC27482  Aspidotis californica Mark A. Elvin, H. Spillman, et al. 2005-4-2 4139 San Diego E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San diego Preserve. Peninsular Ranges, San Ysidro Mountains 274 Comment
  RSA683118  Aspidotis californica Mark Elvin 2003-5-3 2684 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., Marron Valley, along Cottonwood Creek ca. 1 km N of Mexican border, slopes above Tijuana River 168 Comment
  RSA686315  Aspidotis californica William Robison 1932-3-31 s.n. San Diego Barrett Comment
  RSA709050  Aspidotis californica Mark Elvin, Harry Spillman 2005-4-2 4139 San Diego Peninsular Ranges, San Ysidro Mountains: E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San Diego Preserve. 274 Comment
  SD165866  Aspidotis californica Mark A. Elvin, Harry Spillman et al. 2005-4-2 4139 San Diego E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San Diego Preserve. 274 Comment
  SD188589  Aspidotis californica Michael G Simpson, Otay Mtn. team 2003-5-3 2449 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SD236113  Aspidotis californica Mark A. Elvin 2003-5-3 2684 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., Marron Valley, along Cottonwood Creek ca. 1 km N of the Mexican border 167 Comment
  SDSU17240  Aspidotis californica Michael G. Simpson, Otay Mtn. team 2003-5-3 2449 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  UCR130363  Aspidotis californica Mark A. Elvin 2003-5-3 2684 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., Marron Valley, along Cottonwood Creek c. 1 km north of the Mexican border 198 Comment
  UCR154347  Aspidotis californica Mark A. Elvin, H. Spillman et al. 2005-4-2 4139 San Diego Peninsular Ranges, San Ysidro Mountains, E side of Otay Mountain; Marron Creek along Marron Valley Road; 2.1 km (air) N of MX; near gate to City of San Diego Preserve 274 Comment
  UCR188762  Aspidotis californica Michael G. Simpson, Otay Mtn Team 2003-5-3 2449 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 216 Comment
  CAS-BOT-BC68753  Asplenium vespertinum C. Epling; Wm. Robison 1932-3-31 s.n. San Diego Barrett Comment
  CAS-BOT-BC68754  Asplenium vespertinum C. Epling; Wm. Robison 1932-3-31 s.n. San Diego Barrett Comment
  IRVC27152  Asplenium vespertinum Mark A. Elvin 2004-4-24 3370 San Diego SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16. San Ysidro Mountains 213 Comment
  SD68776  Asplenium vespertinum Carl Epling, William Robison 1932-3-31 San Diego Barrett Comment
  UC811348  Asplenium vespertinum C. Epling and Wm. Robison 1932-3-31 San Diego Barrett Comment
  RSA708166  Astragalus didymocarpus Mark Elvin 2005-3-15 4041 San Diego Peninsular Ranges, San Ysidro Mountains: S of Dulzura; ridge W of Bee Canyon; N of Donahoe Spring. 335 Comment
  UCR154490  Astragalus didymocarpus Mark A. Elvin 2005-3-15 4041 San Diego Peninsular Ranges, San Ysidro Mtns, south of Dulzura; ridge west of Bee Canyon; north of Donahoe Spring 366 Comment
  SD174305  Astragalus didymocarpus var. didymocarpus Mark A. Elvin 2005-3-15 4041 San Diego S of Dulzura; ridge W of Bee Canyon; N of Donahoe Spring. 334 Comment
  IRVC27603  Astragalus gambelianus Mark A. Elvin 2004-4-24 3317 San Diego Otay Mountain, E side, along Marron Creek, E of Danahoe Springs San Ysidro Mountains 213 Comment
  RSA592347  Astragalus gambelianus P. H. Raven 1962-3-20 16938 San Diego Barrett, Open hillside. Comment
  SD167630  Astragalus gambelianus Mark A. Elvin 2004-4-24 3317 San Diego Otay Mountain, E side, along Marron Creek, E of Donohoe Springs 213 Comment
  UCR147320  Astragalus gambelianus Mark A. Elvin 2004-4-24 3317 San Diego San Ysidro Mountains, Otay Mountain, E side, along Marron Creek, east of Donohoe Springs 335 Comment
  JEPS54586  Astragalus oocarpus Dr. L. M. Newlon 1922-3-30 349 San Diego 3 or 4 mi e Dulzura (Southern California); e of Dulzura Comment
  SD16568  Athysanus pusillus Frank F. Gander 1937-3-4 3052 San Diego Cottonwood Creek near Barrett Junction. Comment
  UCSB14808  Athysanus pusillus Breedlove, Dennis 1962-3-10 San Diego 0.9 miles west of Barrett Lake Road on State 94 365 Comment
  SD250476  Atriplex canescens Mark A. Elvin, J. Schlacter 2004-1-22 3135 San Diego Peninsular Range: Otay Mountain, Marron Creek on South Bay Rod and Gun Club range. 438 Comment
  UCR237660  Atriplex canescens Mark A. Elvin, J. Schlacter 2004-1-22 3135 San Diego Peninsular Range, Otay Mountain, Marron Creek on South Bay Rod and Gun Club range 439 Comment
  RSA708380  Atriplex semibaccata Mark Elvin 2004-4-24 3357 San Diego San Ysidro Mountains: SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16 213 Comment
  SD172635  Atriplex semibaccata Mark A. Elvin 2004-4-24 3357 San Diego SE side of Otay Mountain: Mine Canyon 213 Comment
  UCR147348  Atriplex semibaccata Mark A. Elvin 2004-4-24 3357 San Diego San Ysidro Mountains, SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16 366 Comment
  RSA682881  Avena barbata Mark Elvin 2003-5-3 2588 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tijuana River 183 Comment
  SD188639  Avena barbata Michael G Simpson, Otay Mtn. team 2003-5-3 2383 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SD203094  Avena barbata Melanie S. Johnson 2006-5-2 8 San Diego Otay Mountains, Marron Valley, S of Bee Canyon, just N of US/Mexico border, MSCP Dudleya variegata monitoring site 274 Comment
  SD233662  Avena barbata Mark A. Elvin 2003-5-3 2588 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838 ca. 1/2 km N of Mexican border on slope above Tijuana River. 182 Comment
  SDSU16240  Avena barbata Michael G. Simpson, Otay Mtn. team 2003-5-3 2383 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  UCR128370  Avena barbata Mark A. Elvin 2003-5-3 2588 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  UCR188404  Avena barbata Michael G. Simpson, Otay Mountain Team 2003-5-3 2383 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 216 Comment
  SD16508  Baccharis salicifolia Frank F. Gander 1937-1-14 2993 San Diego Barrett Junction. Comment
  SD188719  Baccharis salicifolia Michael G Simpson, Otay Mtn. team 2003-5-3 2478 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 291 Comment
  UCR188769  Baccharis salicifolia Michael G. Simpson, Otay Mtn Team 2003-5-3 2478 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 291 Comment
  SDSU17249  Baccharis salicifolia subsp. salicifolia Michael G. Simpson, Otay Mtn. team 2003-5-3 2478 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 291 Comment
  SD64083 Image available Baccharis sarothroides Reid Moran 1966-10-22 13712 San Diego Common in bed of Cottonwood Creek, Marron Valley. 174 Comment
  HSC25797  Bahiopsis laciniata Richard Spjut 1972-3-7 2251 San Diego 17 mi. W of Campo along Hwy. 94 305 Comment
  POM155972  Bahiopsis laciniata L. R. Abrams 1903-6-4 3401 San Diego Cottonwood grade, near Potrero Comment
  POM220296  Bahiopsis laciniata F. R. Fosberg 1932-6-6 8477 San Diego Barrett Comment
  POM305158  Bahiopsis laciniata Henry J. Ramsey 1939-4-23 419 San Diego Barrett, Dalzura Road. Comment
  RSA0024916  Bahiopsis laciniata J. Andre 2013-3-3 23926 San Diego Northwest of Tecate Peak, along Hwy 94 approx. 1 mile west of Barret Junction, east of Dulzura, 8.5 miles E of jct. with Otay Lakes Road. 301 Comment
  RSA442022  Bahiopsis laciniata N. C. Cooper 1949-3-17 3127 San Diego Barrett. 304 Comment
  RSA652917  Bahiopsis laciniata A. C. Sanders, Mark Elvin 2000-8-4 23606 San Diego Monardella Gulch', tributary of Cottonwood Creek on W slope of Tecate Peak, above E end Marron Valley and just north of the Mexican border 488 Comment
  RSA680928  Bahiopsis laciniata Fred M. Roberts, Andy Pinolo, Kam Muri 2003-5-3 5702 San Diego Peninsular Range, San Ysidro Mtns.: Otay Mountain, south side near crest of ridge east of lower 'Butteweg Canyon' along the border trail, Tijuana River watershed. 305 Comment
  RSA682879  Bahiopsis laciniata Mark Elvin 2003-5-3 2587 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tiajuana River. 183 Comment
  SBBG92271  Bahiopsis laciniata R. Moran 1969-5-17 15933 San Diego above Cottonwood Grade 300 Comment
  SD128552  Bahiopsis laciniata Reid Moran 1969-5-17 15933 San Diego S slope above Cottonwood Grade 299 Comment
  SD187638  Bahiopsis laciniata Michael G Simpson, Otay Mtn. team 2003-5-3 2417 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SD233732  Bahiopsis laciniata Fred M. Roberts, Andy Pigniolo, Kam Muri 2003-5-3 5702 San Diego Peninsular Range, San Ysidro Mtns.: Otay Mountain, south side near crest of ridge east of lower Butteweg Canyon along the border trail, Tijuana River watershed. 305 Comment
  SD233734  Bahiopsis laciniata Mark A. Elvin 2003-5-3 2587 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca 1/2 km N of Mexican border on slope above Tijuana River. 182 Comment
  SD258025  Bahiopsis laciniata Layla Aerne Hains 2013-5-16 321 San Diego North the US/Mexico Border along Marron Valley Road and just north of Cottonwood Creek. At the bottom of the start of the Border Fence Road where it crosses a creekbed. Northwest of construction staging area/parking area. 184 Comment
  SDSU16222  Bahiopsis laciniata Michael G. Simpson, Otay Mtn. team 2003-5-3 2417 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  UCR188409  Bahiopsis laciniata Michael G. Simpson, Otay Mountain Team 2003-5-3 2417 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 216 Comment
  UCR252843  Bahiopsis laciniata Jim Andre 2013-3-3 23926 San Diego Peninsular Range, northwest of Tecate Peak, along Hwy 94 c. 1 mi. west of Barrett Junction, east of Dulzura, 8.5 mi. E. of junction with Otay Lakes Rd 301 Comment
  UCR188394  Bebbia juncea Michael G. Simpson, Otay Mountain Team 2003-5-3 2404 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 216 Comment
  IRVC27069  Bebbia juncea var. aspera Mark A. Elvin 2004-4-24 3382 San Diego Otay Mountain; SE side, NW Marron Valley along Marron Valley Road; San Diego Plant Atlas grid-V17. San Ysidro Mountains 213 Comment
  RSA708435  Bebbia juncea var. aspera Mark Elvin 2004-4-24 3382 San Diego San Ysidro Mountains: Otay Mountain, SE side, NW Marron Valley along Marron Valley Road; San Diego Plant Atlas grid V17. 213 Comment
  SD165748  Bebbia juncea var. aspera Mark A. Elvin 2004-4-24 3382 San Diego Otay Mountain; SE side, NW Marron Valley along Marron Valley Road 213 Comment
  SD187640  Bebbia juncea var. aspera Michael G Simpson, Otay Mtn. team 2003-5-3 2404 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SD23653  Bebbia juncea var. aspera Frank F. Gander 1938-11-10 6933 San Diego Cottonwood Grade Comment
  SDSU17379  Bebbia juncea var. aspera Michael G. Simpson, Otay Mtn. team 2003-5-3 2404 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  UCR147362  Bebbia juncea var. aspera Mark A. Elvin 2004-4-24 3382 San Diego San Ysidro Mountains, Otay Mountain; SE side, NW Marron Valley along Marron Valley Road; San Diego Plant Atlas grid-V17 213 Comment
  CAS-BOT-BC132163  Bloomeria clevelandii Mark A. Elvin 2003-5-3 2672 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., Marron Valley, along Cottonwood Creek ca. 1 km N of the Mexican border 198 Comment
  SD233961  Bloomeria clevelandii Mark A. Elvin 2003-5-3 2672 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., Marron Valley, along Cottonwood Creek ca. 1 km N of the Mexican border. 167 Comment
  SD188628  Bloomeria crocea Michael G Simpson, Otay Mtn. team 2003-5-3 2496 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 302 Comment
  SDSU17265  Bloomeria crocea Michael G. Simpson, Otay Mtn. team 2003-5-3 2496 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 303 Comment
  UCR188748  Bloomeria crocea Michael G. Simpson, Otay Mtn Team 2003-5-3 2496 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 303 Comment
  RSA661301  Bothriochloa barbinodis A. C. Sanders, Mark A. Elvin 2000-8-4 23594 San Diego Monardella Gulch', tributary of Cottonwood Creek on W slope of Tecate Peak, above E end Marron Valley and just north of the Mexican border 488 Comment
  SD168139  Bothriochloa barbinodis Mark A. Elvin, Scott Boczkiewicz 2005-2-5 3985 San Diego Peninsular Ranges, San Ysidro Mountains: southeast side of Otay Mountain; north of Marron Valley along Marron Valley Road; ca. 200 m west of the junction of Marron R|Creek and Cottonwood Creek. in mesic area (IPB 2/07) 228 Comment
  SD188641  Bothriochloa barbinodis Michael G Simpson, Otay Mtn. team 2003-5-3 2499 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 302 Comment
  SD63316  Bothriochloa barbinodis Reid Moran 1965-11-11 12256 San Diego Occasional in arroyo, west slope of Tecate Mountain. 449 Comment
  SDSU17267  Bothriochloa barbinodis Michael G. Simpson, Otay Mtn. team 2003-5-3 2499 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 303 Comment
  UCR112901  Bothriochloa barbinodis A. C. Sanders, Mark Elvin 2000-8-4 23594 San Diego Peninsular Range, San Ysidro Mountains, 'Monardella Gulch', tributary of Cottonwood Creek on W slope of Tecate Peak, above east end Marron Valley and just north of the Mexican border 488 Comment
  UCR188758  Bothriochloa barbinodis Michael G. Simpson, Otay Mtn Team 2003-5-3 2499 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 303 Comment
  IRVC27340  Bowlesia incana Mark A. Elvin 2005-3-15 4063 San Diego Bee Canyon; S of Dulzura; ca. 2.8km (air) N of Mexico. Peninsular Ranges, San Ysidro Mountains 213 Comment
  RSA708080  Bowlesia incana Mark Elvin 2005-3-15 4063 San Diego Peninsular Ranges, San Ysidro Mountains: Bee Canyon; S of Dulzura; ca. 2.8km (air) N of Mexico. 213 Comment
  SD165821  Bowlesia incana Mark A. Elvin 2005-3-15 4063 San Diego Bee Canyon; S of Dulzura; ca. 2.8km (air) N of Mexico. 213 Comment
  SD188692  Bowlesia incana Michael G Simpson, Otay Mtn. team 2003-5-3 2486 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 270 Comment
  SDSU17259  Bowlesia incana Michael G. Simpson, Otay Mtn. team 2003-5-3 2486 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 271 Comment
  UCR154303  Bowlesia incana Mark A. Elvin 2005-3-15 4063 San Diego Peninsular Ranges, San Ysidro Mtns, Bee Canyon; south of Dulzura; c. 2.8 km (air) N of Mexican border 213 Comment
  UCR188773  Bowlesia incana Michael G. Simpson, Otay Mtn Team 2003-5-3 2486 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.7 miles north of Marron Road 271 Comment
  IRVC28255  Brachypodium distachyon Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8816 San Diego Otay Mountain Wilderness Area (BLM property): southwest of Dulzura: vicinity of Sycamore Canyon. San Ysidro Mountains 325 Comment
  SD163179  Brachypodium distachyon Jon P. Rebman, J. Gregory, K. Collins, & D. Getinger 2003-5-4 8816 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; southwest of Dulzura: vicinity of Sycamore Canyon 324 Comment
  SD188642  Brachypodium distachyon Michael G Simpson, Otay Mtn. team 2003-5-3 2453 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SDSU17202  Brachypodium distachyon Michael G. Simpson, Otay Mtn. team 2003-5-3 2453 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SEINET8005638  Brachypodium distachyon Jon P. Rebman 2003-5-4 8816 San Diego Otay Mountain Wilderness Area ( BLM Property ), San Ysidro Mountain ; SW of Dulzura: vicinity of Sycamore Canyon 325 Comment
  UCR156555  Brachypodium distachyon Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8816 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; SW of Dulzura: vicinity of Sycamore Canyon 325 Comment
  UCR188549  Brachypodium distachyon Michael G. Simpson, Otay Mtn. Team 2003-5-3 2453 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 216 Comment
  UCR128683  Brassica geniculata Mark A. Elvin 2003-5-3 2584 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  UCR188402  Brassica geniculata Michael G. Simpson, Otay Mountain Team 2003-5-3 2406 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 216 Comment
  SD16571  Brassica rapa Frank F. Gander 1937-3-4 3056 San Diego Cottonwood Creek, near Barrett Junction. Comment
  SD212067  Brassica tournefortii C. Matt Guilliams, Warren Schmidtmann 2008-1-30 442 San Diego Southern San Diego County, at intersection of Barrett Smith Road and SR-94, Ao mi SE of Barrett Junction, in road shoulder. 269 Comment
  RSA661280  Brickellia californica A. C. Sanders, Mark Elvin 2000-8-4 23605 San Diego Monardella Gulch', tributary of Cottonwood Creek on W slope of Tecate Peak, above E end Marron Valley and just north of the Mexican border 488 Comment
  SD187641  Brickellia californica Michael G Simpson, Otay Mtn. team 2003-5-3 2413 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SDSU16225  Brickellia californica Michael G. Simpson, Otay Mtn. team 2003-5-3 2413 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  UCR112898  Brickellia californica A. C. Sanders, Mark Elvin 2000-8-4 23605 San Diego Peninsular Range, San Ysidro Mountains, 'Monardella Gulch', tributary of Cottonwood Creek on W slope of Tecate Peak, above east end Marron Valley and just north of the Mexican border 488 Comment
  UCR188400  Brickellia californica Michael G. Simpson, Otay Mountain Team 2003-5-3 2413 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 216 Comment
  UCR237665  Brickellia californica Mark A. Elvin, J. Schlacter 2004-1-22 3136 San Diego Peninsular Range; San Ysidro Mountains, Marron Valley, along Marron Valley Rd./Cottonwood Crk. Rd. near mouth of Marron Creek 229 Comment
  RSA688969  Brodiaea jolonensis Mark A. Elvin 2003-5-3 2689 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., Marron Valley, along Cottonwood Creek ca. 1 km N of the Mexican border 168 Comment
  UCR128659  Brodiaea jolonensis Mark A. Elvin 2003-5-3 2689 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., Marron Valley, along Cottonwood Creek c. 1 km north of the Mexican border 198 Comment
  RSA762784  Brodiaea orcuttii L. M. Prince, Jonathan Snapp-Cook, Kurt Roblek 2009-6-5 543 San Diego Otay Mesa, on BLM land east of Marron Valley near the U.S./Mexico border (western slope of Tecate Peak) Comment
  RSA788449  Brodiaea orcuttii L. M. Prince, Kurt Roblek, Jonathan Snapp-Cook 2009-6-5 543 San Diego Otay Mesa, on BLM land east of Marron Valley near the U.S./Mexico border (western slope of Tecate Peak) Comment
  SD239506  Brodiaea terrestris subsp. kernensis Mark A. Elvin 2003-5-3 2689 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., Marron Valley, along Cottonwood Creek ca. 1 km N of the Mexican border. 167 Comment
  IRVC27648  Bromus Mark A. Elvin, Scott Boczkiewicz 2005-2-5 3986 San Diego SE side of Otay Mtn; N of Marron Valley along Marron Valley Road; ca. 200m W of the jct of Marron R|Creek and Cottonwood Creek. Peninsular Ranges, San Ysidro Mountains 229 Comment
  SD205070  Bromus hordeaceus Melanie S. Johnson 2006-5-2 4 San Diego Otay Mountains, Marron Valley, S of Bee Canyon, just N of US/Mexico border, MSCP Dudleya variegata monitoring site 274 Comment
  SD16570  Bromus madritensis subsp. rubens Frank F. Gander 1937-3-4 3055 San Diego Cottonwood Creek, near Barrett Junction Comment
  SD188648  Bromus madritensis subsp. rubens Michael G Simpson, Otay Mtn. team 2003-5-3 2459 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 246 Comment
  SD205073  Bromus madritensis subsp. rubens Melanie S. Johnson 2006-5-2 9 San Diego Otay Mountains, Marron Valley, S of Bee Canyon, just N of US/Mexico border, MSCP Dudleya variegata monitoring site 274 Comment
  SD233668  Bromus madritensis subsp. rubens Mark A. Elvin 2003-5-3 2591 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border on slope above Tijuana River. 182 Comment
  SDSU17207  Bromus madritensis subsp. rubens Michael G. Simpson, Otay Mtn. team 2003-5-3 2459 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 248 Comment
  UC650664  Bromus madritensis subsp. rubens Ira L. Wiggins 1926-2-20 1814 San Diego w of Campo (near Twenty-one Mile guide post) Comment
  CAS-BOT-BC161780  Bromus rubens Ira L. Wiggins 1926-2-19 1807 San Diego Southeast slope 21.25 miles west of Campo. Comment
  CAS-BOT-BC161781  Bromus rubens Ira L. Wiggins 1926-2-20 1814 San Diego On burned over slope 21 mile guide post west Campo. Comment
  RSA682279  Bromus rubens Mark Elvin, Bologna Sanders 2003-5-3 2591 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tijuana River 183 Comment
  UCR128617  Bromus rubens Mark A. Elvin 2003-5-3 2591 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  UCR188464  Bromus rubens Michael G. Simpson, Otay Mtn. team 2003-5-3 2459 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 248 Comment
  IRVC29165  Caesalpinia gilliesii Mark A. Elvin 2005-6-7 4436 San Diego San Ysidro Mtns; Dulzura, along Dulzura Ck at jct with Dutchman Cyn along Hwy 94. Peninsular Ranges 366 Comment
  SD222197  Caesalpinia gilliesii Mark A. Elvin 2005-6-7 4436 San Diego Peninsular Ranges: San Ysidro Mts.; Dulzura, along Dulzura Ck at jct with Dutchman Cyn along Hwy 94. 366 Comment
  UCR175542  Caesalpinia gilliesii Mark A. Elvin 2005-6-7 4436 San Diego Peninsular Ranges, San Ysidro Mtns: Dulzura, along Dulzura Creek at the junction with Dutchman Canyon, along Hwy 94 366 Comment
  RSA321316  Calamagrostis koelerioides D. Emery 1981-5-15 s.n. San Diego East side of Tecate Peak. 915 Comment
  SBBG117306  Calamagrostis koelerioides C. Bornstein, E. Collins 2003-6-19 San Diego Otay Mtn Truck Trail, ca. 1.9 mi W of Marron Valley Rd 533 Comment
  IRVC27602  Calandrinia breweri Mark A. Elvin, H. Eilers, et al. 2005-4-2 4117 San Diego E side of Otay Mtn; head of Mine Cyn near old homestead/house; S of road to Sycamore Cyn. Peninsular Ranges, San Ysidro Mountains 473 Comment
  SD138821  Calandrinia breweri Craig Reiser, K. Ince 1996-4-28 San Diego Northwestern flanks of Tecate Mountain near highway; near Barrett Junction, Recent burn site (mak 10/07) Comment
  IRVC27286  Calandrinia ciliata Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8843 San Diego Otay Mountain Wilderness Area (BLM property): southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone. San Ysidro Mountains 310 Comment
  IRVC27555  Calandrinia ciliata Mark A. Elvin, H. Eilers, et al. 2005-4-2 4122 San Diego E side of Otay Mtn; head of Mine Cyn near old homestead/house; S of road to Sycamore Cyn. Peninsular Ranges, San Ysidro Mountains 473 Comment
  SD162970  Calandrinia ciliata Jon P. Rebman, J. Gregory, K. Collins, & D. Getinger 2003-5-4 8843 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone 309 Comment
  SD16602  Calandrinia ciliata Frank F. Gander 1937-3-4 3048 San Diego Cottonwood Creek, near Barrett Junction Comment
  SD170568  Calandrinia ciliata Mark A. Elvin, Henry Eilers et al. 2005-4-2 4122 San Diego E side of Otay Mtn; head of Mine Cyn near old homestead/house; S of road to Sycamore Cyn. 473 Comment
  SEINET8003185  Calandrinia ciliata Jon P. Rebman 2003-5-4 8843 San Diego Otay Mountain Wilderness Area ( BLM Property ), San Ysidro Mountain ; SW of Dulzura: vicinity of Sycamore Canyon 310 Comment
  UCR121216  Calandrinia ciliata June Latting 1978-4-15 s.n. San Diego Peninsular Range, San Ysidro Mountains, South Bay Rod & Gun Club gate on Cottonwood Creek Rd., NE foot of Otay Mtn. 500 Comment
  UCR156629  Calandrinia ciliata Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8843 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; SW of Dulzura: along Sycamore Canyon at the convergence with a nother riparian zone 310 Comment
  RSA692021  Calochortus splendens Mark Elvin 2003-5-3 2594 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tijuana River 183 Comment
  SD233654  Calochortus splendens Mark A. Elvin 2003-5-3 2594 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border on slope above Tijuana River. 182 Comment
  UCR128334  Calochortus splendens Mark A. Elvin 2003-5-3 2594 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  IRVC29160  Calochortus weedii var. peninsularis Mark A. Elvin 2005-6-7 4431 San Diego San Ysidro Mtns: E Otay Mtn., Head of Mine Cyn. ca. 0.5km (air) W of Echo Spring. Peninsular Ranges 518 Comment
  SD176969  Calochortus weedii var. peninsularis Mark A. Elvin 2005-6-7 4431 San Diego Peninsular Ranges: San Ysidro Mountains, east Otay Mountain, head of Mine Canyon, ca. 0.5 km (air) west of Echo Spring. 518 Comment
  SD18135  Calochortus weedii var. peninsularis D. E. Scarbery 1927-6-25 San Diego 9 miles southeast of Jamul Comment
  UCR175780  Calochortus weedii var. peninsularis Mark A. Elvin 2005-6-7 4431 San Diego Peninsular Ranges, San Ysidro Mtns: East Otay Mtn, head of Mine Canyon c. 0.5 (air) km west of Echo Spring 518 Comment
  IRVC29163  Calochortus weedii var. weedii Mark A. Elvin 2005-6-7 4434 San Diego San Ysidro Mtns; E of Otay Mtn, near Donahoe Mtn; along Marron Valley Road in Dulzura Ck watershed. Peninsular Ranges 457 Comment
  SD181880  Calochortus weedii var. weedii Fred Roberts, Carol A. Roberts 2004-5-22 6050 San Diego San Ysidro Mtns.: Otay Mtn. Truck Trail, Upper Mine Canyon watershed, 0.7km S Donahoe Mtn. 500 Comment
  SD222130  Calochortus weedii var. weedii Mark A. Elvin 2005-6-7 4434 San Diego San Ysidro Mtns; E of Otay Mtn, near Donahoe Mtn; along Marron Valley Road in Dulzura Ck watershed 456 Comment
  UCR175500  Calochortus weedii var. weedii Mark A. Elvin 2005-6-7 4434 San Diego Peninsular Ranges, San Ysidro Mtns: east of Otay Mtn near Donahoe Mtn; along Marron Valley Rd. in Dulzura Creek watershed 457 Comment
  RSA682873  Calycadenia tenella Mark Elvin 2003-5-3 2582 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tiajuana River. 183 Comment
  UCR188737  Calycadenia tenella Michael G. Simpson, Otay Mtn Team 2003-5-3 2506 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 257 Comment
  UCR128332  Calystegia macrostegia Mark A. Elvin 2003-5-3 2592 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  RSA692023  Calystegia macrostegia subsp. macrostegia Mark Elvin 2003-5-3 2592 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tiajuana River. 183 Comment
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Aug 18 2009
  IRVC27257  Calystegia macrostegia subsp. tenuifolia Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8820 San Diego Otay Mountain Wilderness Area (BLM property): southwest of Dulzura: vicinity of Sycamore Canyon. San Ysidro Mountains 325 Comment
  SD162960  Calystegia macrostegia subsp. tenuifolia Jon P. Rebman, J. Gregory, K. Collins, & D. Getinger 2003-5-4 8820 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; southwest of Dulzura: vicinity of Sycamore Canyon 324 Comment
  SD188842  Calystegia macrostegia subsp. tenuifolia Michael G Simpson, Otay Mtn. team 2003-5-3 2471 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 227 Comment
  SD199120  Calystegia macrostegia subsp. tenuifolia Warren Schmidtmann, Matt Guilliams 2007-5-21 70 San Diego Dulzura, Marron Valley Rd, approx. 4 air miles south of intersection with St. Hwy 94, approx 1/2 miles north of US / Mexico Border 244 Comment
  SD233974  Calystegia macrostegia subsp. tenuifolia Mark A. Elvin 2003-5-3 2529 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca 1/2 km N of Mexican border on slope above Tijuana River. 182 Comment
  SDSU17242  Calystegia macrostegia subsp. tenuifolia Michael G. Simpson, Otay Mtn. team 2003-5-3 2471 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 227 Comment
  SEINET7994304  Calystegia macrostegia subsp. tenuifolia Jon P. Rebman 2003-5-4 8820 San Diego Otay Mountain Wilderness Area ( BLM Property ), San Ysidro Mountain ; SW of Dulzura: vicinity of Sycamore Canyon 325 Comment
  UC1790183  Calystegia macrostegia subsp. tenuifolia Jon P. Rebman 2003-5-4 8820 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountians; southwest of Dulzura: vicinity of Sycamore Canyon 324 Comment
  UCR188763  Calystegia macrostegia subsp. tenuifolia Michael G. Simpson, Otay Mtn Team 2003-5-3 2471 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 227 Comment
  RSA465940  Camissonia N. C. Cooper 1949-3-17 3129 San Diego Barrett. 305 Comment
  IRVC26542  Camissonia bistorta Mark A. Elvin 2003-5-3 2663 San Diego SE side of Otay Mountain, Marron Valley, along Cottonwood Creek ca. 1.0km N of the Mexican border. Peninsular Ranges, San Ysidro Mountains 168 Comment
  RSA0039803  Camissonia bistorta Mark A. Elvin 2003-5-3 2663 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., Marron Valley, along Cottonwood Creek ca. 1 km N of Mexican border, slopes above Tijuana River. 168 Comment
  SEINET244209  Camissonia bistorta Mark A. Elvin 2663 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn.,Marron Valley, along Cottonwood Creek ca. 1 km N of the Mexican border Comment
  UCR128619  Camissonia bistorta Mark A. Elvin 2003-5-3 2663 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., Marron Valley, along Cottonwood Creek c. 1 km north of the Mexican border 198 Comment
  IRVC28446  Camissonia californica Fred M. Roberts, Andy Pigniolo, Kam Muri 2003-5-3 5706 San Diego Otay Mountain, south side near crest of ridge east of lower "Butteweg Canyon" along the border trail, Tijuana River watershed Peninsular Range, San Ysidro Mountains 305 Comment
  RSA1689  Camissonia californica Carl B. Wolf 1931-5-27 2125 San Diego 1 miles east of Dulzura. 366 Comment
  RSA696144  Camissonia californica Fred M. Roberts, Andy Pinolo, Kam Muri 2003-5-3 5706 San Diego Peninsular Range, San Ysidro Mtns.: Otay Mountain, south side near crest of ridge east of lower Butteweg Canyon along the border trail, Tijuana River watershed. 305 Comment
  UCR128523  Camissonia californica Fred M. Roberts, Andy Pigniolo, Kam Muri 2003-5-3 5706 San Diego Peninsular Range, San Ysidro Mountains, Otay Mountain, south side near crest of ridge east of lower 'Butteweg Canyon' along the border trail, Tijuana River watershed 305 Comment
  UCR188548  Camissonia californica Michael G. Simpson, Otay Mtn. Team 2003-5-3 2454 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 216 Comment
  POM200913  Camissonia robusta Carl B. Wolf 1931-5-27 2115 San Diego 1 miles east of Dulzura. 366 Comment
  RSA186522  Camissonia robusta Peter H. Raven 1962-3-20 16937 San Diego Barrett. Comment
  UC527660  Camissonia robusta C. B. Wolf 1931-5-27 2115 San Diego 1 mi e Dulzura 365 Comment
  SD16564  Camissoniopsis bistorta Frank F. Gander 1936-3-4 3049 San Diego Cottonwood Creek, near Barrett Junction Comment
  SD234914  Camissoniopsis bistorta Mark E. Elvin 2003-5-3 2663 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., Marron Valley, along Cottonwood Creek ca. 1 km N of the Mexican border. 167 Comment
  SDSU8572  Camissoniopsis bistorta D. F. Howe 1936-4-26 313 San Diego Barrett Comment
  SD242002  Camissoniopsis ignota Jon P. Rebman, J. Gregory, K. Collins, & D. Getinger 2003-5-4 8845 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone 309 Comment
  IRVC27559  Cardionema ramosissimum Mark A. Elvin 2005-3-15 4039 a San Diego Marron Valley; along Cottonwood Creek on secondary benches; ca. 1km N of Mexico Border; near gaging station. Peninsular Ranges, San Ysidro Mountains 183 Comment
  RSA713682  Cardionema ramosissimum Mark Elvin 2005-3-15 4039 -a San Diego Peninsular Ranges, San Ysidro Mountains: Marron Valley; along Cottonwood Creek on secondary benches, ca. 1km N of Mexican border, near gaging station. 183 Comment
  SD165677  Cardionema ramosissimum Mark A. Elvin 2005-3-15 4039 B San Diego Marron Valley; along Cottonwood Creek on secondary benches; ca. 1km N of Mexico Border; near gaging station. 182 Comment
  UCR154268  Cardionema ramosissimum Mark A. Elvin 2005-3-15 4039 a San Diego Peninsular Ranges, San Ysidro Mtns, Marron Valley; along Cottonwood Creek on secondary benches; c. 1 km N of Mexico border, near gaging station 183 Comment
  SD188724  Carduus pycnocephalus Michael G Simpson, Otay Mtn. team 2003-5-3 2488 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 270 Comment
  SDSU17257  Carduus pycnocephalus Michael G. Simpson, Otay Mtn. team 2003-5-3 2488 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 271 Comment
  UCR188721  Carduus pycnocephalus Michael G. Simpson, Otay Mtn Team 2003-5-3 2488 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.7 miles north of Marron Road 271 Comment
  UCR112841  Carex senta A. C. Sanders, Mark Elvin 2000-8-4 23610 San Diego Peninsular Range, San Ysidro Mountains, Mine Canyon, north of Marron Valley on E side of Otay Mtn. 305 Comment
  IRVC27578  Carex spissa Mark A. Elvin, H. Spillman, et al. 2005-4-2 4130 San Diego E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San diego Preserve. Peninsular Ranges, San Ysidro Mountains 274 Comment
  SD170130  Carex spissa Mark A. Elvin, Harry Spillman et al. 2005-4-2 4130 San Diego E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San Diego Preserve. 274 Comment
  SD188607  Carex spissa Michael G Simpson, Otay Mtn. team 2003-5-3 2504 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 256 Comment
  SDSU17321  Carex spissa Michael G. Simpson, Otay Mtn. team 2003-5-3 2504 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 257 Comment
  UC520225  Carex triquetra C. Epling, Wm. Robison 1932-3-31 San Diego Barrett Comment
  IRVC27749  Castilleja affinis Mark A. Elvin 2005-3-15 4040 San Diego S of Dulzura; ridge W of Bee Canyon; N of Donahoe Spring. Peninsular Ranges, San Ysidro Mountains 335 Comment
  SDSU10498  Castilleja affinis R. M. Beauchamp 1967-2-22 207 San Diego Growing beside road 1/2 mile east of Dulzura Creek crossing of Otay Lakes Road. Comment
  UCR154468  Castilleja affinis Mark A. Elvin 2005-3-15 4040 San Diego Peninsular Ranges, San Ysidro Mtns, south of Dulzura; ridge west of Bee Canyon; north of Donahoe Spring 366 Comment
  SD169576  Castilleja affinis subsp. affinis Mark A. Elvin 2005-3-15 4040 San Diego S of Dulzura; ridge W of Bee Canyon; N of Donahoe Spring. 334 Comment
  IRVC26592  Castilleja exserta Mark A. Elvin, Sarah Jayne, et al. 2003-5-3 2597 San Diego Otay Mountain; SE base, W end Marron Valley on slopes N of Tijana R., between Mine and Butteweg canyons; S of Benchmark 838, ca. 1/2km N Mexican Border on slope above Tijuana R. San Ysidro Mountains 168 Comment
  RSA692017  Castilleja exserta Mark A. Elvin 2003-5-3 2597 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tiajuana River. 183 Comment
  SD233940  Castilleja exserta Mark A. Elvin 2003-5-3 2597 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mountain, western Marron Valley, S of BM 838, ca. I(c) km N of Mexican border on slope above Tijuana Rover (Otay Mountain 7.5'Q) 182 Comment
  UCR128372  Castilleja exserta Mark A. Elvin 2003-5-3 2597 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  IRVC27610  Castilleja foliolosa Mark A. Elvin 2004-4-24 3316 San Diego Otay Mountain, E side, along Marron Creek, E of Danahoe Springs San Ysidro Mountains 213 Comment
  RSA708216  Castilleja foliolosa Mark A. Elvin 2004-4-24 3316 San Diego San Ysidro Mountains: Otay Mountain, E side, along Marron Creek, E side of Danahoe Springs. 213 Comment
  SD169567  Castilleja foliolosa Mark A. Elvin 2004-4-24 3316 San Diego Otay Mountain, E side, along Marron Creek, E of Donohoe Springs 213 Comment
  UCR147335  Castilleja foliolosa Mark A. Elvin 2004-4-24 3316 San Diego San Ysidro Mountains, Otay Mountain, E side, along Marron Creek, east of Donohoe Springs 335 Comment
  CAS-BOT-BC41111  Caulanthus heterophyllus Ira L. Wiggins 1926-2-20 1812 San Diego Near 21 mile guide post west Campo. Comment
  CAS-BOT-BC41119  Caulanthus heterophyllus Peter H. Raven 1962-3-20 16939 San Diego Barrett. Comment
  RSA161190  Caulanthus heterophyllus P. H. Raven 1962-3-20 16939 San Diego Barrett, Open hillside. Comment
  SD134504  Caulanthus heterophyllus Craig Reiser 1990-4-14 San Diego Clark Ranch near Dulzura Comment
  SD129788  Caulanthus heterophyllus var. heterophyllus Craig Reiser 1990-4-9 San Diego About 0.5 mi (air) SW of Dulzura 409 Comment
  SDSU10207  Ceanothus crassifolius Chris Frazier 1989-5-26 128 San Diego Along truck trail (Marron Road.) past South Bay Gun Club (ca. 800 m.) Comment
  IRVC27350  Ceanothus integerrimus Mark A. Elvin 2005-3-15 4054 San Diego Bee Canyon; S of Dulzura; ca. 4.3km (air) N of Mexico. Peninsular Ranges, San Ysidro Mountains 351 Comment
  CAS-BOT-BC51320  Ceanothus leucodermis C. Epling; Wm. Robison 1932-3-31 s.n. San Diego Barrett Comment
  CAS-BOT-BC51321  Ceanothus leucodermis C. Epling; Wm. Robison 1932-3-31 s.n. San Diego Barrett Comment
  CAS-BOT-BC63531  Ceanothus leucodermis LeRoy Abrams 1903-6-4 3731 San Diego Cottonwood grade, between Cottonwood Valley and Patrero. Comment
  CAS-BOT-BC63610  Ceanothus leucodermis C. Epling; Wm. Robison 1932-3-31 s.n. San Diego Barrett. Comment
  GH349766  Ceanothus leucodermis L. Abrams 1903-6-4 3731 Unknown Cottonwood grade near Cottonwood valley Comment
  LA42075  Ceanothus leucodermis Carl Epling; William Robison 1932-3-31 sn San Diego Barrett Comment
  LA42083  Ceanothus leucodermis Carl Epling; William Robison 1932-3-31 sn San Diego Barrett Comment
  LA44863  Ceanothus leucodermis Carl Epling; William Robison 1932-3-31 sn San Diego Barrett Comment
  POM305170  Ceanothus leucodermis Henry J. Ramsey, Henry J. Ramsey 1939-4-23 407 San Diego Barrett, Dalzura Road. Comment
  RSA11574  Ceanothus leucodermis C. Epling, Wm. Robison 1932-3-31 s.n. San Diego Barrett. Comment
  SBBG45052  Ceanothus leucodermis R. S. Woglum 1939-4-23 2264 San Diego Barrett jct between Campo and Dulzura Comment
  SD165452  Ceanothus leucodermis Mark A. Elvin 2005-3-15 4054 San Diego Bee Canyon; S of Dulzura; ca. 4.3km (air) N of Mexico. 351 Comment
  SD82823  Ceanothus leucodermis Russell S. Woglum 1939-4-23 2263 San Diego Barrett Junction, between Campo & Dulzura Comment
  UC519864  Ceanothus leucodermis C. Epling and Wm. Robison 1932-3-31 San Diego Barrett Comment
  UC870535  Ceanothus leucodermis C. Epling and Wm. Robison 1932-3-31 San Diego Barrett Comment
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Jan 13 2017
  UCR154292  Ceanothus leucodermis Mark A. Elvin 2005-3-15 4054 San Diego Bee Canyon; south of Dulzura; c. 4.3 km (air) N of Mexico 1150 Comment
  A349956  Ceanothus oliganthus C. C. Epling & W. Robinson 1932-3-31 Unknown Barrett Comment
  LA44902  Ceanothus oliganthus Carl Epling; William Robison 1932-3-31 sn San Diego Barrett Comment
  SDSU10212  Ceanothus oliganthus Chris Frazier 1989-5-26 125 San Diego Along truck trail (Marron Rd.) past South Bay Gun Club. (ca. 700 m.) Comment
  UC870607  Ceanothus oliganthus var. oliganthus C. Epling and Wm. Robison 1932-3-31 San Diego Barrett Comment
  SD158289  Ceanothus otayensis Unknown May 1997 San Diego Otay Mountain, west of Marron Valley Road near junction with Otay Mountain Truck Trail. (IPB 5/06) Comment
  SBBG4147  Ceanothus perplexans H. and M. Dearing 1939-4-8 3123 San Diego near Barrett Comment
  A425470  Ceanothus tomentosus L. Abrams 1903-6-4 3782 Unknown Cottonwood Grade, near Potrero Comment
  GH425419  Ceanothus tomentosus L. Abrams 1903-6-24 3732 Unknown Cottonwood grade, Cottonwood valley Comment
  IRVC28030  Ceanothus tomentosus Mark A. Elvin, Sarah Jayne, et al. 2003-5-3 2622 San Diego Otay Mountain; SE base, W end Marron Valley on slopes N of Tijana R., between Mine and Butteweg canyons; S of Benchmark 838, ca. 1/2km N Mexican Border on slope above Tijuana R. San Ysidro Mountains 168 Comment
  JEPS26872  Ceanothus tomentosus W. I. Follett 1935-4-30 San Diego Barrett Jct. Comment
  LA44904  Ceanothus tomentosus Carl Epling; William Robison 1932-3-31 sn San Diego Barrett Comment
  RSA0028919  Ceanothus tomentosus Jim Andre 2013-3-3 23928 San Diego Northwest of Tecate Peak, along Hwy 94 approx. 1 mile west of Barret Junction, east of Dulzura, 8.5 miles E of jct. with Otay Lakes Road. 301 Comment
  RSA682876  Ceanothus tomentosus Mark A. Elvin 2003-5-3 2622 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tiajuana River. 183 Comment
  SD188173  Ceanothus tomentosus Michael G Simpson, Otay Mtn. team 2003-5-3 2401 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SD233922  Ceanothus tomentosus Mark A. Elvin 2003-5-3 2622 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mountain, western Marron Valley, S of BM 838, ca I(c) km N of Mexican border on slope above Tijuana River (Otay Mountain 7.5'Q) 182 Comment
  SD256785  Ceanothus tomentosus J. M. Andre 2013-3-3 23928 San Diego Northwest of Tecate Peak, along Highway 94, ca. 1.0 mile west of Barret Junction, east of Dulzura, 8.5 miles east of Jct with Otay Lakes Road. 301 Comment
  SD73337  Ceanothus tomentosus Reid Moran 1970-5-3 17494 San Diego Occasional in chaparral, east base of Otay Mountain, 3 miles south of Dulzura. 459 Comment
  SD73354 Image available Ceanothus tomentosus Reid Moran 1970-5-3 17486 San Diego Fairly common at east base of Otay Mountain, 2 miles south of Dulzura. 440 Comment
  SDSU10238  Ceanothus tomentosus Chris Frazier 1989-5-26 141 San Diego Along trucktrail (Marron Rd.) near Gun Club. Comment
  SDSU16210  Ceanothus tomentosus Michael G. Simpson, Otay Mtn. team 2003-5-3 2401 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  UC520235  Ceanothus tomentosus C. Epling, Wm. Robison 1932-3-31 San Diego Barrett Comment
  UCR128677  Ceanothus tomentosus Mark A. Elvin 2003-5-3 2622 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  UCR188392  Ceanothus tomentosus Michael G. Simpson, Otay Mountain Team 2003-5-3 2401 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 216 Comment
  UCR252840  Ceanothus tomentosus Jim Andre 2013-3-3 23928 San Diego Peninsular Range, northwest of Tecate Peak, along Hwy 94 c. 1 mi. west of Barrett Junction, east of Dulzura, 8.5 mi. E. of junction with Otay Lakes Rd 301 Comment
  CAS-BOT-BC52353  Ceanothus tomentosus var. olivaceus C. Epling; Wm. Robison 1932-3-31 s.n. San Diego Barrett Comment
  CAS-BOT-BC63245  Ceanothus tomentosus var. olivaceus LeRoy Abrams 1903-6-24 3732 San Diego Cottonwood Grade, near Cottonwood Valley. Comment
  CAS-BOT-BC63274  Ceanothus tomentosus var. olivaceus C. Epling; Wm. Robison 1932-3-31 s.n. San Diego Barrett. Comment
  RSA11644  Ceanothus tomentosus var. olivaceus C. Epling, Wm. Robison 1932-3-31 s.n. San Diego Barrett. Comment
  RSA398916  Ceanothus tomentosus var. olivaceus C. Epling, Wm. Robison s.n. San Diego Barrett. Comment
  SD254817  Centaurea benedicta Susan T Welker 1992-6-23 San Diego Barrett Junction. Field east of Barrett CafA^ in river valley 271 Comment
  RSA682880  Centaurea melitensis Mark Elvin 2003-5-3 2589 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tiajuana River. 183 Comment
  SD188726  Centaurea melitensis Michael G Simpson, Otay Mtn. team 2003-5-3 2446 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SD233737  Centaurea melitensis Mark A. Elvin 2003-5-3 2589 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border on slope above Tijuana River. 182 Comment
  SDSU17238  Centaurea melitensis Michael G. Simpson, Otay Mtn. team 2003-5-3 2446 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  UCR128515  Centaurea melitensis Fred M. Roberts, Andy Pigniolo, Kam Muri 2003-5-3 5697 San Diego Peninsular Range, San Ysidro Mountains, Otay Mountain, south side near crest of ridge east of lower 'Butteweg Canyon' along the border trail, Tijuana River watershed 305 Comment
  UCR128615  Centaurea melitensis Mark A. Elvin 2003-5-3 2589 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  UCR188760  Centaurea melitensis Michael G. Simpson, Otay Mtn Team 2003-5-3 2446 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 216 Comment
  IRVC27615  Cerastium glomeratum Mark A. Elvin, H. Spillman, et al. 2005-4-2 4153 San Diego E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San diego Preserve. Peninsular Ranges, San Ysidro Mountains 274 Comment
  IRVC27669  Cerastium glomeratum Mark A. Elvin, H. Eilers, et al. 2005-4-2 4118 San Diego E side of Otay Mtn; head of Mine Cyn near old homestead/house; S of road to Sycamore Cyn. Peninsular Ranges, San Ysidro Mountains 473 Comment
  SD165676  Cerastium glomeratum Mark A. Elvin, Henry Eilers et al. 2005-4-2 4118 San Diego E side of Otay Mtn; head of Mine Cyn near old homestead/house; S of road to Sycamore Cyn. 473 Comment
  CAS-BOT-BC143892  Cercocarpus betuloides var. betuloides A. C. Sanders; Mark Elvin 2000-8-4 23599 San Diego Otay Mountain region: Monardella Gulch, tributary of Cottonwood Creek on W slope of Tecate Peak, above E end Marron Valley and just N of the Mexican border 488 Comment
  LA47805  Cercocarpus minutiflorus Carl Epling; William Robison 1932-3-31 sn San Diego Barrett Comment
  RSA661302  Cercocarpus minutiflorus A. C. Sanders, Mark A. Elvin 2000-8-4 23599 San Diego Monardella Gulch', tributary of Cottonwood Creek on W slope of Tecate Peak, above E end Marron Valley and just north of the Mexican border. 488 Comment
  RSA789844  Cercocarpus minutiflorus R. W. Spjut 2008-2-13 16194 San Diego Penninsular Ranges. BLM: San Ysidro Mts. Otay Mt., Old Truck Trail. 750 Comment
  SD189034  Cercocarpus minutiflorus Michael G Simpson, Otay Mtn. team 2003-5-3 2426 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.7 miles north of Marron Road. 231 Comment
  SDSU17228  Cercocarpus minutiflorus Michael G. Simpson, Otay Mtn. team 2003-5-3 2426 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.7 miles north of Marron Road. 232 Comment
  UC520226  Cercocarpus minutiflorus C. Epling, Wm. Robison 1932-3-31 San Diego Barrett Comment
  UCR112900  Cercocarpus minutiflorus A. C. Sanders, Mark Elvin 2000-8-4 23599 San Diego Peninsular Range, San Ysidro Mountains, 'Monardella Gulch', tributary of Cottonwood Creek on W slope of Tecate Peak, above east end Marron Valley and just north of the Mexican border 488 Comment
  HSC25794  Cercocarpus montanus var. glaber Richard Spjut 1972-3-7 2252 San Diego 17 mi. W of Campo along Hwy. 94 305 Comment
  IRVC28032  Chaenactis artemisiifolia Mark A. Elvin, Sarah Jayne, et al. 2003-5-3 2625 San Diego Otay Mountain; SE base, W end Marron Valley on slopes N of Tijana R., between Mine and Butteweg canyons; S of Benchmark 838, ca. 1/2km N Mexican Border on slope above Tijuana R. San Ysidro Mountains 168 Comment
  SD188729  Chaenactis artemisiifolia Michael G Simpson, Otay Mtn. team 2003-5-3 2411 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SDSU16255  Chaenactis artemisiifolia Michael G. Simpson, Otay Mtn. team 2003-5-3 2411 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  UCR128674  Chaenactis artemisiifolia Mark A. Elvin 2003-5-3 2625 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  IRVC26564  Chaenactis glabriuscula Mark A. Elvin 2003-5-3 2675 San Diego SE side of Otay Mountain, Marron Valley, along Cottonwood Creek ca. 1.0km N of the Mexican border. Peninsular Ranges, San Ysidro Mountains 168 Comment
  UCR130266  Chaenactis glabriuscula Mark A. Elvin 2003-5-3 2675 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., Marron Valley, along Cottonwood Creek c. 1 km north of the Mexican border 198 Comment
  CAS-BOT-BC277452  Chaenactis glabriuscula var. glabriuscula Palmer Stockwell 1935-5-13 1254 -A San Diego 5 miles west of Barrett Comment
  RSA100862  Chaenactis glabriuscula var. glabriuscula Palmer Stockwell 1935-5-13 1254 a San Diego 5 miles west of Barrett Comment
  SD234802  Chaenactis glabriuscula var. glabriuscula Mark A. Elvin 2003-5-3 2675 San Diego Peninsular Range, San Ysidro Mountains: SE side of Otay Mtn., Marron Valley, along Cottonwood Creek ca. 1 km N of the Mexican border (Otay Mountain 7.5'Q) 167 Comment
  UCR154307  Chaetopappa aurea Mark A. Elvin 2005-3-15 4059 San Diego Peninsular Ranges, San Ysidro Mtns, Bee Canyon; south of Dulzura; c. 2.8 km (air) N of Mexican border 213 Comment
  NY42724  Chamaebatia australis J. B. Walker 1995-3-23 1278 San Diego W of Tecate, 5km E of Barret Junction, along Hwy 94 500 Comment
  RSA788757  Chamaebatia australis R. W. Spjut 2008-2-13 16196 San Diego Penninsular Ranges. BLM: San Ysidro Mts. Otay Mt., Old Truck Trail. 750 Comment
  SBBG117309  Chamaebatia australis C. Bornstein, E. Collins 2003-6-19 San Diego Otay Mtn Truck Trail, ca. 1.9 mi W of Marron Valley Rd 533 Comment
  SBBG2911  Chamaebatia australis H. and M. Dearing 1939-4-8 3124 San Diego between Dulzura and Barrett Comment
  SD158287  Chamaebatia australis Unknown May 1997 San Diego Otay Mountain, west of Marron Valley Road, near junction with Otay Mountain Truck trail. (IPB 8/06) Comment
  SD222249  Chamaebatia australis Jay B. Walker, Noah C. Goldstein 1995-3-23 1278 San Diego West of Tecate, 5km E of Barret Junction along Hwy 94. 500 Comment
  UCSB13078  Chamaebatia australis Dearing, Hugh; Dearing, Margaret 1939-4-8 San Diego Between Dulzura and Barrett Comment
  UC676918  Chamaesyce polycarpa Ira L. Wiggins 1926-3-20 1800 San Diego near Dulzura (at an apiary) Comment
  IRVC27486  Chamomilla suaveolens Mark A. Elvin, H. Spillman, et al. 2005-4-2 4135 San Diego E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San diego Preserve. Peninsular Ranges, San Ysidro Mountains 274 Comment
  RSA708443  Chamomilla suaveolens Mark A. Elvin 2004-4-24 3358 San Diego San Ysidro Mountains: SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16 213 Comment
  SD254741  Cheilanthes californica Susan T Welker 1992-5-26 San Diego Slope below pond at Mother Grundy Monastery, Mother Grundy Truck Trail (aka Lucky Six T.T.), east of Jamul, north of Hwy 94, S side of mountain 637 Comment
  CAS-BOT-BC66330  Cheilanthes clevelandii LeRoy Abrams 1903-6-4 3742 San Diego Cottonwood grade, near Potrero Comment
  POM156104  Cheilanthes clevelandii L. R. Abrams 1903-6-4 3742 San Diego Cottonwood grade, near Potrero Comment
  IRVC28324  Cheilanthes newberryi Fred M. Roberts, Andy Pigniolo, Kam Muri 2003-5-3 5710 San Diego Otay Mountain, south side near crest of ridge east of lower "Butteweg Canyon" along the border trail, Tijuana River watershed Peninsular Range, San Ysidro Mountains 305 Comment
  UCR128525  Cheilanthes newberryi Fred M. Roberts, Andy Pigniolo, Kam Muri 2003-5-3 5710 San Diego Peninsular Range, San Ysidro Mountains, Otay Mountain, south side near crest of ridge east of lower 'Butteweg Canyon' along the border trail, Tijuana River watershed 305 Comment
  UCR128630  Cheilanthes newberryi Mark A. Elvin 2003-5-3 2632 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, mouth of 'Mine Canyon,' c. 1 km north of the Mexican border, slopes above the Tijuana River 213 Comment
  UCR188405  Cheilanthes newberryi Michael G. Simpson, Otay Mountain Team 2003-5-3 2384 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 216 Comment
  UCR96793  Cheilanthes newberryi G. F. Pratt 1997-3-7 s.n. San Diego Peninsular Range, San Ysidro Mountains, SE foot of Otay Mtn, just north of Mexican border, on slopes to north of Marron Valley (= upper Tijuana River Valley), c. 5 mi. west of Tecate Peak 549 Comment
  IRVC27626  Chenopodium berlandieri Mark A. Elvin 2004-4-24 3331 San Diego Otay Mountain; SE base, W end Marron Valley on slopes of mtn. N of Tijana R., between Mine and Butteweg canyons. San Ysidro Mountains 168 Comment
  RSA709216  Chenopodium berlandieri Mark Elvin, Harry Spillman 2005-4-2 4132 San Diego Peninsular Ranges, San Ysidro Mountains: E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San Diego Preserve. 274 Comment
  IRVC27261  Chenopodium californicum Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8827 San Diego Otay Mountain Wilderness Area (BLM property): southwest of Dulzura: vicinity of Sycamore Canyon. San Ysidro Mountains 325 Comment
  SD163048  Chenopodium californicum Jon P. Rebman, J. Gregory, K. Collins, & D. Getinger 2003-5-4 8827 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; southwest of Dulzura: vicinity of Sycamore Canyon 324 Comment
  SEINET7986129  Chenopodium californicum Jon P. Rebman 2003-5-4 8827 San Diego Otay Mountain Wilderness Area ( BLM Property ), San Ysidro Mountain ; SW of Dulzura: vicinity of Sycamore Canyon 325 Comment
  IRVC27579  Chenopodium murale Mark A. Elvin, H. Spillman, et al. 2005-4-2 4132 San Diego E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San diego Preserve. Peninsular Ranges, San Ysidro Mountains 274 Comment
  SD13977  Chenopodium murale Frank F. Gander 1936-3-12 781 San Diego Cottonwood Creek Bridge campo Road Comment
  SD172609  Chenopodium murale Mark A. Elvin, Harry Spillman et al. 2005-4-2 4132 San Diego E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San Diego Preserve. 274 Comment
  SD172616  Chenopodium murale Mark A. Elvin 2004-4-24 3331 San Diego Otay Mountain; SE base, W end Marron Valley on slopes of mtn. N of Tijuana R., between Mine and Butteweg canyons. 167 Comment
  UCR154283  Chenopodium murale Mark A. Elvin, H. Spillman et al. 2005-4-2 4132 San Diego Peninsular Ranges, San Ysidro Mountains, E side of Otay Mountain; Marron Creek along Marron Valley Road; 2.1 km (air) N of MX; near gate to City of San Diego Preserve 274 Comment
  SD240221 Image available Chenopodium serotinum Mark A. Elvin 2004-4-24 3321 San Diego San Ysidro Mountains; Otay Mountain; SE base, W end of Marron Valley on slopes of mtn N of Tijuana River, between Mine and Butteweg canyons. 167 Comment
  UCR147338  Chenopodium serotinum Mark A. Elvin 2004-4-24 3321 San Diego San Ysidro Mountains, Otay Mountain; SE base, W end Marron Valley on slopes of mtn. N of Tijuana River, between Mine and Butteweg canyons 168 Comment
  IRVC29157  Chlorogalum parviflorum Mark A. Elvin 2005-6-7 4428 San Diego San Ysidro Mtns: E Otay Mtn., Head of Mine Cyn. ca. 0.5km (air) W of Echo Spring. Peninsular Ranges 518 Comment
  SD222131  Chlorogalum parviflorum Mark A. Elvin 2005-6-7 4428 San Diego San Ysidro Mtns: E Otay mtn., Head of Mine Cyn. Ca. 0.5km (air) W of Echo Spring 518 Comment
  UCR175788  Chlorogalum parviflorum Mark A. Elvin 2005-6-7 4428 San Diego Peninsular Ranges, San Ysidro Mtns: East Otay Mtn, head of Mine Canyon c. 0.5 (air) km west of Echo Spring 518 Comment
  RSA683120  Chorizanthe coriacea Mark A. Elvin 2003-5-3 2679 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., Marron Valley, along Cottonwood Creek ca. 1 km N of Mexican border, slopes above Tijuana River. 168 Comment
  UCR130267  Chorizanthe coriacea Mark A. Elvin 2003-5-3 2679 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., Marron Valley, along Cottonwood Creek c. 1 km north of the Mexican border 198 Comment
  UCR128679  Chorizanthe fimbriata Mark A. Elvin 2003-5-3 2619 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  SD222230  Chorizanthe fimbriata var. fimbriata Mark A. Elvin 2005-6-7 4433 San Diego Peninsular Ranges: San Ysidro Mtns: E Otay Mtn., Head of Mine Cyn. Ca 0.5km (air) W of Echo Spring. 518 Comment
  IRVC29162  Chorizanthe fimbriata var. laciniata Mark A. Elvin 2005-6-7 4433 San Diego San Ysidro Mtns: E Otay Mtn., Head of Mine Cyn. ca. 0.5km (air) W of Echo Spring. Peninsular Ranges 518 Comment
  UCR175505  Chorizanthe fimbriata var. laciniata Mark A. Elvin 2005-6-7 4433 San Diego Peninsular Ranges, San Ysidro Mtns: East Otay Mtn, head of Mine Canyon c. 0.5 (air) km west of Echo Spring 518 Comment
  IRVC28008  Chorizanthe leptotheca Mark A. Elvin, Sarah Jayne, et al. 2003-5-3 2619 San Diego Otay Mountain; SE base, W end Marron Valley on slopes N of Tijana R., between Mine and Butteweg canyons; S of Benchmark 838, ca. 1/2km N Mexican Border on slope above Tijuana R. San Ysidro Mountains 168 Comment
  IRVC27478  Cirsium occidentale var. californicum Mark A. Elvin, H. Spillman, et al. 2005-4-2 4143 San Diego E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San diego Preserve. Peninsular Ranges, San Ysidro Mountains 274 Comment
  IRVC27618  Cirsium occidentale var. californicum Mark A. Elvin 2004-4-24 3323 San Diego Otay Mountain; SE base, W end Marron Valley on slopes of mtn. N of Tijana R., between Mine and Butteweg canyons. San Ysidro Mountains 168 Comment
  SD169970  Cirsium occidentale var. californicum Mark A. Elvin, Harry Spillman et al. 2005-4-2 4143 San Diego E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San Diego Preserve. 274 Comment
  SD169971  Cirsium occidentale var. californicum Mark A. Elvin 2004-4-24 3323 San Diego Otay Mountain; SE base, W end Marron Valley on slopes of mtn. N of Tijuana R., between Mine and Butteweg canyons. 167 Comment
  UCR147336  Cirsium occidentale var. californicum Mark A. Elvin 2004-4-24 3323 San Diego San Ysidro Mountains, Otay Mountain; SE base, W end Marron Valley on slopes of mtn. N of Tijuana River, between Mine and Butteweg canyons 168 Comment
  IRVC26562  Clarkia delicata Mark A. Elvin 2003-5-3 2642 San Diego SE side of Otay Mountain, W Marron Valley, mouth of Mine Canyon, ca. 1.0km N of Mexican border, slopes above the Tijuana River Peninsular Ranges, San Ysidro Mountains 152 Comment
  IRVC27200  Clarkia delicata Mark A. Elvin 2004-4-24 3365 San Diego SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16. San Ysidro Mountains 213 Comment
  IRVC27254  Clarkia delicata Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8824 San Diego Otay Mountain Wilderness Area (BLM property): southwest of Dulzura: vicinity of Sycamore Canyon. San Ysidro Mountains 325 Comment
  RSA0060015  Clarkia delicata Mark A. Elvin 2003-5-3 2642 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, mouth of Mine Canyon, ca. 1 km N of Mexican border, slopes above Tijuana River. 152 Comment
  SD152609  Clarkia delicata Craig Reiser 2000-4-17 San Diego Marron Valley, just north of confluence of Mine Canyon Creek and Tijuana River Comment
  SD162914  Clarkia delicata Jon P. Rebman, J. Gregory, K. Collins, & D. Getinger 2003-5-4 8824 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; southwest of Dulzura: vicinity of Sycamore Canyon 324 Comment
  SD175534  Clarkia delicata Mark A. Elvin 2004-4-24 3365 San Diego SE side of Otay Mountain: Mine Canyon 213 Comment
  SD188955  Clarkia delicata Michael G Simpson, Otay Mtn. team 2003-5-3 2477 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 291 Comment
  SD233890  Clarkia delicata Mark A. Elvin 2003-5-3 2642 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, mouth of Mine Canyon, ca. 1 km N of the Mexican border, slopes above the Tijuana River. 152 Comment
  SDSU17248  Clarkia delicata Michael G. Simpson, Otay Mtn. team 2003-5-3 2477 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 291 Comment
  SEINET8003913  Clarkia delicata Jon P. Rebman 2003-5-4 8824 San Diego Otay Mountain Wilderness Area ( BLM Property ), San Ysidro Mountain ; SW of Dulzura: vicinity of Sycamore Canyon 325 Comment
  UC1790082  Clarkia delicata Jon P. Rebman 2003-5-4 8824 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountians; southwest of Dulzura: vicinity of Sycamore Canyon 324 Comment
  UCR128633  Clarkia delicata Mark A. Elvin 2003-5-3 2642 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, mouth of 'Mine Canyon,' c. 1 km north of the Mexican border, slopes above the Tijuana River 213 Comment
  UCR147341  Clarkia delicata Mark A. Elvin 2004-4-24 3365 San Diego San Ysidro Mountains, SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16 366 Comment
  UCR156567  Clarkia delicata Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8824 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; SW of Dulzura: vicinity of Sycamore Canyon 325 Comment
  IRVC27199  Clarkia epilobioides Mark A. Elvin 2004-4-24 3320 a San Diego Otay Mountain, E side, along Marron Creek, E of Danahoe Springs San Ysidro Mountains 213 Comment
  IRVC27508  Clarkia epilobioides Mark A. Elvin, H. Spillman, et al. 2005-4-2 4149 San Diego E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San diego Preserve. Peninsular Ranges, San Ysidro Mountains 274 Comment
  SD188956  Clarkia epilobioides Michael G Simpson, Otay Mtn. team 2003-5-3 2493 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 302 Comment
  SDSU17262  Clarkia epilobioides Michael G. Simpson, Otay Mtn. team 2003-5-3 2493 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 303 Comment
  UCR188750  Clarkia epilobioides Michael G. Simpson, Otay Mtn Team 2003-5-3 2493 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 303 Comment
  IRVC28037  Clarkia purpurea Mark A. Elvin, Sarah Jayne, et al. 2003-5-3 2641 San Diego SE side of Otay Mountain, W Marron Valley, mouth of Mine Canyon, ca. 1.0km N of Mexican border, slopes above the Tijuana River Peninsular Ranges, San Ysidro Mountains 152 Comment
  SDSU17251  Clarkia purpurea Michael G. Simpson, Otay Mtn. team 2003-5-3 2480 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 291 Comment
  UCR128634  Clarkia purpurea Mark A. Elvin 2003-5-3 2641 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, mouth of 'Mine Canyon,' c. 1 km north of the Mexican border, slopes above the Tijuana River 213 Comment
  UCR188901  Clarkia purpurea Michael G. Simpson, Otay Mtn Team 2003-5-3 2480 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 291 Comment
  IRVC27294  Clarkia purpurea subsp. quadrivulnera Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8847 San Diego Otay Mountain Wilderness Area (BLM property): southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone. San Ysidro Mountains 310 Comment
  IRVC27418  Clarkia purpurea subsp. quadrivulnera Mark A. Elvin 2005-3-15 4031 San Diego S of Dulzura near the head of Marron Creek; just E of Echo Spring; about unnamed ephemeral drainage beside Marron Valley Road. Peninsular Ranges, San Ysidro Mountains 427 Comment
  RSA682266  Clarkia purpurea subsp. quadrivulnera Mark A. Elvin 2003-5-3 2641 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, mouth of Mine Canyon, ca. 1 km N of Mexican border, slopes above Tijuana River. 152 Comment
  RSA708162  Clarkia purpurea subsp. quadrivulnera Mark A. Elvin 2005-3-15 4031 San Diego Peninsular Ranges, San Ysidro Moutains: S of Dulzura near the head of Marron Creek; just E of Echo Spring; about unnamed ephemeral drainage beside Marron Valley Road. 427 Comment
  SD163006  Clarkia purpurea subsp. quadrivulnera Jon P. Rebman, J. Gregory, K. Collins, & D. Getinger 2003-5-4 8847 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone 309 Comment
  SD169245  Clarkia purpurea subsp. quadrivulnera Mark A. Elvin 2005-3-15 4031 San Diego S of Dulzura near the head of Marron Creek; just E of Echo Spring; about unnamed ephemeral drainage beside Marron Valley Road. 427 Comment
  SD188959  Clarkia purpurea subsp. quadrivulnera Michael G Simpson, Otay Mtn. team 2003-5-3 2480 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 291 Comment
  SD233981  Clarkia purpurea subsp. quadrivulnera Mark A. Elvin 2003-5-3 2641 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, mouth of Mine Canyon, ca. 1 km N of the Mexican border, slopes above the Tijuana River. 152 Comment
  SEINET8003920  Clarkia purpurea subsp. quadrivulnera Jon P. Rebman 2003-5-4 8847 San Diego Otay Mountain Wilderness Area ( BLM Property ), San Ysidro Mountain ; SW of Dulzura: vicinity of Sycamore Canyon 310 Comment
  UC1790150  Clarkia purpurea subsp. quadrivulnera Jon P. Rebman 2003-5-4 8847 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountians; southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone 309 Comment
  UCR154487  Clarkia purpurea subsp. quadrivulnera Mark A. Elvin 2005-3-15 4031 San Diego Peninsular Ranges, San Ysidro Mtns, S of Dulzura near the head of Marron Creek; just east of Echo Spring; about unnamed ephemeral drainage beside Marron Valley Road 427 Comment
  UCR156625  Clarkia purpurea subsp. quadrivulnera Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8847 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; SW of Dulzura: along Sycamore Canyon at the convergence with a nother riparian zone 310 Comment
  IRVC26546  Claytonia perfoliata Mark A. Elvin 2003-5-3 2661 San Diego SE side of Otay Mountain, Marron Valley, along Cottonwood Creek ca. 1.0km N of the Mexican border. Peninsular Ranges, San Ysidro Mountains 168 Comment
  UCR128622  Claytonia perfoliata Mark A. Elvin 2003-5-3 2661 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., Marron Valley, along Cottonwood Creek c. 1 km north of the Mexican border 198 Comment
  SD158291  Clematis lasiantha Unknown May 1997 San Diego Otay Mountain, west of Marron Valley Road near junction with Otay Mountain Truck trail. (IPB 4/06) Comment
  LA207217  Clematis pauciflora Carl Epling; William Robison 1932-3-31 sn San Diego Barrett Comment
  RSA11576  Clematis pauciflora C. Epling, Wm. Robison 1932-3-31 s.n. San Diego Barrett. Comment
  SD189012  Clematis pauciflora Michael G Simpson, Otay Mtn. team 2003-5-3 2423 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.7 miles north of Marron Road. 231 Comment
  SD206203  Clematis pauciflora Warren Schmidtmann, Matt Guilliams 2007-5-21 73 San Diego Dulzura, Marron Valley Rd, approx. 4 air miles south of intersection with St. Hwy 94, approx 1/2 miles north of US / Mexico Border 244 Comment
  SDSU17225  Clematis pauciflora Michael G. Simpson, Otay Mtn. team 2003-5-3 2423 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.7 miles north of Marron Road. 232 Comment
  SDSU9992  Clematis pauciflora Julia R. Bastlin 1927-5-1 San Diego Dulzura Grade. Comment
  UC1125906  Clematis pauciflora L. B. Burkett 1931-2-2 21 San Diego s.e. Little Tecate Mt.; Cuyamaca Quad. Comment
  UC519866  Clematis pauciflora C. Epling and Wm. Robison 1932-3-31 San Diego Barrett Comment
  UCR188729  Clematis pauciflora Michael G. Simpson, Otay Mtn Team 2003-5-3 2423 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.7 miles north of Marron Road 232 Comment
  UCR96794  Clematis pauciflora G. F. Pratt 1997-3-7 s.n. San Diego Peninsular Range, San Ysidro Mountains, SE foot of Otay Mtn, just north of Mexican border, on slopes to north of Marron Valley (= upper Tijuana River Valley), c. 5 mi. west of Tecate Peak 549 Comment
  UCSB29136  Clematis pauciflora Copp, Joseph 1962-3-10 San Diego Calif. 94; 1.5 rd. mi. west of Barrett Comment
  LA208480  Cneoridium dumosum Carl Epling; William Robison San Diego Barret Comment
  RSA449092  Cneoridium dumosum N. C. Cooper 1949-3-17 3139 San Diego Barrett. 305 Comment
  RSA613514  Cneoridium dumosum R. E. Riefner 1998-3-21 98 -152 San Diego East slopes of Marron Valley along the Mexican border. 610 Comment
  RSA661285  Cneoridium dumosum A. C. Sanders, Mark A. Elvin 2000-8-4 23597 San Diego Monardella Gulch', tributary of Cottonwood Creek on W slope of Tecate Peak, above E end Marron Valley and just north of the Mexican border. 488 Comment
  SBBG3975  Cneoridium dumosum H. and M. Dearing 1939-4-8 3122 San Diego near Barrett Comment
  SBBG71053  Cneoridium dumosum Mrs. Rowntree 1929-5-10 San Diego Cottonwood Grade Comment
  SD13979  Cneoridium dumosum Frank F. Gander 1936-3-12 783 San Diego Dulzura Conduit Crossing on Cottonwood Grade Comment
  UCR112903  Cneoridium dumosum A. C. Sanders, Mark Elvin 2000-8-4 23597 San Diego Peninsular Range, San Ysidro Mountains, 'Monardella Gulch', tributary of Cottonwood Creek on W slope of Tecate Peak, above east end Marron Valley and just north of the Mexican border 488 Comment
  UCR17462  Cneoridium dumosum Bonner Blong 1969-5-5 s.n. San Diego Peninsular Range, Barrett Junction, between Dulzura and Potrero on Hwy 94 267 Comment
  UCSB11479  Cneoridium dumosum Dearing, Hugh; Dearing, Margaret 1939-4-8 San Diego Mear Barrett Comment
  UCSB30543  Cneoridium dumosum Smith, D. 1966-4-5 San Diego 5 mi. E. of Dulzura Comment
  IRVC26550  Collinsia heterophylla Mark A. Elvin 2003-5-3 2648 San Diego SE side of Otay Mountain, W Marron Valley, mouth of Mine Canyon, ca. 1.0km N of Mexican border, slopes above the Tijuana River Peninsular Ranges, San Ysidro Mountains 152 Comment
  IRVC27477  Collinsia heterophylla Mark A. Elvin, H. Spillman, et al. 2005-4-2 4148 San Diego E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San diego Preserve. Peninsular Ranges, San Ysidro Mountains 274 Comment
  JEPS6379  Collinsia heterophylla Rimo Bacigalupi and Gene Newcomb 1954-4-29 4438 San Diego between Dulzura and Barratt (along Cal State Highway No. 94); State Highway No. 94 426 Comment
  POM305166  Collinsia heterophylla Henry J. Ramsey, Henry J. Ramsey 1939-4-23 411 San Diego Barrett, Dalzura Road. Comment
  UCR128641  Collinsia heterophylla Mark A. Elvin 2003-5-3 2648 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, mouth of 'Mine Canyon,' c. 1 km north of the Mexican border, slopes above the Tijuana River 213 Comment
  SD158316  Comarostaphylis diversifolia subsp. diversifolia Unknown May 1997 San Diego Otay Mountain, west of Marron Valley Road near junction with Otay Mountain Truck trail Comment
  RSA708375  Conium maculatum Mark Elvin 2004-4-24 3326 San Diego San Ysidro Mountains: Otay Mountain: SE base, W end Marron Valley on slopes of mtn. N of Tijana R., between Mine and Butteweg canyons. 168 Comment
  SD165816  Conium maculatum Mark A. Elvin 2004-4-24 3326 San Diego Otay Mountain; SE base, W end Marron Valley on slopes of mtn. N of Tijuana R., between Mine and Butteweg canyons. 167 Comment
  UCR147331  Conium maculatum Mark A. Elvin 2004-4-24 3326 San Diego San Ysidro Mountains, Otay Mountain; SE base, W end Marron Valley on slopes of mtn. N of Tijuana River, between Mine and Butteweg canyons 168 Comment
  UCR175509  Cordylanthus rigidus subsp. setiger Mark A. Elvin 2005-6-7 4427 San Diego Peninsular Ranges, San Ysidro Mtns: East Otay Mtn, head of Mine Canyon c. 0.5 (air) km west of Echo Spring 518 Comment
  IRVC29156  Cordylanthus rigidus subsp. setigerus Mark A. Elvin 2005-6-7 4427 San Diego San Ysidro Mtns: E Otay Mtn., Head of Mine Cyn. ca. 0.5km (air) W of Echo Spring. Peninsular Ranges 518 Comment
  UCR237806  Coreopsis maritima Mark A. Elvin, Cindy Burrascano 2004-2-1 3143 San Diego Otay Mountain, Butteweg Canyon 168 Comment
  SD165732  Cotula coronopifolia Mark A. Elvin 2004-4-24 3332 San Diego Otay Mountain; SE base, W end Marron Valley on slopes of mtn. N of Tijuana R., between Mine and Butteweg canyons. 167 Comment
  UCR107677  Cotula coronopifolia G. F. Pratt 1997-3-7 s.n. San Diego Peninsular Range, San Ysidro Mountains, Marron Valley, within 1 km of Mexico border, SE of Otay Mtn, c. 5 mi. west of Tecate Peak. 244 Comment
  SD97013 Image available Cotyledon orbiculata var. oblonga Reid Moran 1975-10-5 22725 San Diego Clump persisting and spreading at long-abandonded ranch site. Marron Valley Road. 430 Comment
  UCR128670  Crassula aquatica Mark A. Elvin 2003-5-3 2690 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., Marron Valley, along Cottonwood Creek c. 1 km north of the Mexican border 198 Comment
  SD188850  Crassula connata Michael G Simpson, Otay Mtn. team 2003-5-3 2472 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 227 Comment
  SD203393  Crassula connata Melanie S. Johnson 2006-5-2 7 San Diego Otay Mountains, Marron Valley, S of Bee Canyon, just N of US/Mexico border, MSCP Dudleya variegata monitoring site 274 Comment
  SD2064  Crassula connata Fidella G. Woodcock Mar 1930 San Diego Dulzura Grade. Comment
  SDSU17243  Crassula connata Michael G. Simpson, Otay Mtn. team 2003-5-3 2472 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 227 Comment
  UCR107676  Crassula connata G. F. Pratt 1997-3-7 s.n. San Diego Peninsular Range, San Ysidro Mountains, SE foot of Otay Mtn, just north of Mexican border, on slopes to north of Marron Valley (= upper Tijuana River Valley), c. 5 mi. west of Tecate Peak 549 Comment
  UCR188764  Crassula connata Michael G. Simpson, Otay Mtn Team 2003-5-3 2472 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 227 Comment
  SD242577  Crocanthemum aldersonii Warren Schmidtmann 2013-8-19 383 San Diego Border Road South of Otay Mountain; 5.24 miles W of Tecate Peak; 0.61 miles N of border with Mexico; near staging area for road work 178 Comment
  SD260041  Crocanthemum aldersonii J. M. Andre 2013-3-3 23932 San Diego Northwest of Tecate Peak, along Hwy 94 approx 1 mi. west of Barrett Junction, east of Dulzura, 8.5 mi. E. of Jct w/Otay Lakes Rd. 301 Comment
  IRVC27338  Croton californicus Mark A. Elvin 2005-3-15 4065 San Diego Bee Canyon; S of Dulzura; ca. 2.8km (air) N of Mexico. Peninsular Ranges, San Ysidro Mountains 213 Comment
  IRVC27624  Croton californicus Mark A. Elvin 2004-4-24 3328 San Diego Otay Mountain; SE base, W end Marron Valley on slopes of mtn. N of Tijana R., between Mine and Butteweg canyons. San Ysidro Mountains 168 Comment
  RSA708377  Croton californicus Mark Elvin 2004-4-24 3328 San Diego San Ysidro Mountains: Otay Mountain: SE base, W end Marron Valley on slopes of mtn. N of Tijana R., between Mine and Butteweg canyons. 168 Comment
  SD165639  Croton californicus Mark A. Elvin 2005-3-15 4065 San Diego Bee Canyon; S of Dulzura; ca. 2.8km (air) N of Mexico. 213 Comment
  SD165640  Croton californicus Mark A. Elvin 2004-4-24 3328 San Diego Otay Mountain; SE base, W end Marron Valley on slopes of mtn. N of Tijuana R., between Mine and Butteweg canyons. 167 Comment
  SD64077  Croton californicus Reid Moran 1966-10-22 13704 San Diego on sandy flat east of Cottonwood Creek, Marron Valley 174 Comment
  UC676915  Croton californicus Ira L. Wiggins 1926-2-20 1826 San Diego junction of Barrett Dam road and Campo road; Vaughan's Store Comment
  UCR147329  Croton californicus Mark A. Elvin 2004-4-24 3328 San Diego San Ysidro Mountains, Otay Mountain; SE base, W end Marron Valley on slopes of mtn. N of Tijuana River, between Mine and Butteweg canyons 168 Comment
  UCR154302  Croton californicus Mark A. Elvin 2005-3-15 4065 San Diego Peninsular Ranges, San Ysidro Mtns, Bee Canyon; south of Dulzura; c. 2.8 km (air) N of Mexican border 213 Comment
  SD241451  Croton setiger Warren Schmidtmann 2013-8-19 388 San Diego Border Road South of Otay Mountain; 5.24 miles W of Tecate Peak; 0.61 miles N of border with Mexico; near staging area for road work 178 Comment
  IRVC27339  Cryptantha Mark A. Elvin 2005-3-15 4064 San Diego Bee Canyon; S of Dulzura; ca. 2.8km (air) N of Mexico. Peninsular Ranges, San Ysidro Mountains 213 Comment
  IRVC27473  Cryptantha Mark A. Elvin 2005-3-15 4036 San Diego Marron Valley; along Cottonwood Creek on secondary benches; ca. 1km N of Mexico Border; near gaging station. Peninsular Ranges, San Ysidro Mountains 183 Comment
  IRVC27670  Cryptantha Mark A. Elvin, H. Eilers, et al. 2005-4-2 4116 San Diego E side of Otay Mtn; head of Mine Cyn near old homestead/house; S of road to Sycamore Cyn. Peninsular Ranges, San Ysidro Mountains 473 Comment
  IRVC27716  Cryptantha Mark A. Elvin, H. Eilers, et al. 2005-4-2 4113 San Diego E side of Otay Mtn; head of Mine Cyn near old homestead/house; S of road to Sycamore Cyn. Peninsular Ranges, San Ysidro Mountains 473 Comment
  RSA1683  Cryptantha intermedia C. B. Wolf 1931-5-27 2120 San Diego 1 miles east of Dulzura. 365 Comment
  SD188800  Cryptantha intermedia Michael G Simpson, Otay Mtn. team 2003-5-3 2465 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 246 Comment
  SDSU17216  Cryptantha intermedia Michael G. Simpson, Otay Mtn. team 2003-5-3 2465 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 248 Comment
  UC1001666  Cryptantha intermedia Ira L. Wiggins 1926-2-19 1794 San Diego 1.5 mi e Dulzura School (on road to Campo) Comment
  UC527626  Cryptantha intermedia C. B. Wolf 1931-5-27 San Diego 1 mi e Dulzura 365 Comment
  UCR154245  Cryptantha intermedia Mark A. Elvin, H. Eilers et al. 2005-4-2 4116 San Diego Peninsular Ranges, San Ysidro Mountains, E side of Otay Mountain; head of Mine Canyon near old homestead/house; south of road to Sycamore Canyon 473 Comment
  UCR188723  Cryptantha intermedia Michael G. Simpson, Otay Mtn Team 2003-5-3 2465 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 248 Comment
  RSA0024919  Cryptantha intermedia var. intermedia J. Andre 2013-3-3 23933 San Diego Northwest of Tecate Peak, along Hwy 94 approx. 1 mile west of Barret Junction, east of Dulzura, 8.5 miles E of jct. with Otay Lakes Road. 301 Comment
  SD239638  Cryptantha intermedia var. intermedia Mark A. Elvin, Henry Eilers et al. 2005-4-2 4116 San Diego Peninsular Ranges, San Ysidro Mountains: E side of Otay Mountain; haed of Mine Canyon near old homestead/house; S of road to Sycamore Canyon (Otay Mtn.7.5'Q) 473 Comment
  IRVC27421  Cryptantha micromeres Mark A. Elvin 2005-3-15 4028 San Diego S of Dulzura near the head of Marron Creek; just E of Echo Spring; about unnamed ephemeral drainage beside Marron Valley Road. Peninsular Ranges, San Ysidro Mountains 427 Comment
  RSA709204  Cryptantha micromeres Mark Elvin, Henry Eilers 2005-4-2 4113 San Diego Peninsular Ranges, San Ysidro Mountains: East side of Otay Mtn.; head of Mine Canyon near old homestead/house; S of road to Sycamore Canyon. 473 Comment
  UCR154231  Cryptantha micromeres Mark A. Elvin, H. Eilers et al. 2005-4-2 4113 San Diego Peninsular Ranges, San Ysidro Mountains, E side of Otay Mountain; head of Mine Canyon near old homestead/house; south of road to Sycamore Canyon 473 Comment
  SD172715  Cryptantha muricata Mark A. Elvin 2005-3-15 4028 San Diego S of Dulzura near the head of Marron Creek; just E of Echo Spring; about unnamed ephemeral drainage beside Marron Valley Road. 427 Comment
  SD172717  Cryptantha muricata Mark A. Elvin 2005-3-15 4042 San Diego S of Dulzura; ridge W of Bee Canyon; N of Donahoe Spring. 334 Comment
  SD188803  Cryptantha muricata Michael G Simpson, Otay Mtn. team 2003-5-3 2462 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 246 Comment
  SDSU17210  Cryptantha muricata Michael G. Simpson, Otay Mtn. team 2003-5-3 2462 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 248 Comment
  UCR154489  Cryptantha muricata Mark A. Elvin 2005-3-15 4028 San Diego Peninsular Ranges, San Ysidro Mtns, S of Dulzura near the head of Marron Creek; just east of Echo Spring; about unnamed ephemeral drainage beside Marron Valley Road 427 Comment
  UCR154501  Cryptantha muricata Mark A. Elvin 2005-3-15 4042 San Diego Peninsular Ranges, San Ysidro Mtns, south of Dulzura; ridge west of Bee Canyon; north of Donahoe Spring 366 Comment
  UCR188553  Cryptantha muricata Michael G. Simpson, Otay Mtn. Team 2003-5-3 2462 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 248 Comment
  UCR154502  Cryptantha nevadensis Mark A. Elvin 2005-3-15 4044 San Diego Peninsular Ranges, San Ysidro Mtns, south of Dulzura; ridge west of Bee Canyon; north of Donahoe Spring 366 Comment
  SD255015  Cucurbita palmata Susan T Welker 1992-6-23 San Diego Barrett Junction, disturbed field south of CafA^ at Junction. Fallow grassy field. West of Potrero. 267 Comment
  CAS-BOT-BC80581  Cupressus forbesii C. Epling; Wm. Robison 1932-3-31 s.n. San Diego Barrett Comment
  CAS-BOT-BC80584  Cupressus forbesii B. D. Stark 1927-11-1 s.n. San Diego Canyon above Dulzura Ranch on road to Campo Comment
  CAS-BOT-BC80587  Cupressus forbesii C. Epling; Wm. Robison 1932-3-31 s.n. San Diego Barrett Comment
  CAS-BOT-BC80595  Cupressus forbesii B. D. Stark 1927-11-1 s.n. San Diego Canyon above Dulzura Ranch on road to Campo Comment
  POM188222  Cupressus forbesii C. Epling, William Robison 1932-3-31 s.n. San Diego Barrett., Note from Carl B. Wolf. Feb 11 1943: This probably came from the adjacent Mt Tecate. Comment
  RSA661299  Cupressus forbesii A. C. Sanders, Mark Elvin 2000-8-4 23596 San Diego Monardella Gulch , tributary of Cottonwood Creek on W slope of Tecate Peak, above E end Marron Valley and just north of the Mexican border 488 Comment
  RSA769895  Cupressus forbesii A. C. Sanders, Mark Elvin 2000-8-4 23596 San Diego Monardella Gulch , tributary of Cottonwood Creek on W slope of Tecate Peak, above E end Marron Valley and just north of the Mexican border 488 Comment
  UC520134  Cupressus forbesii C. Epling and Wm. Robison 1932-3-31 San Diego Barrett Comment
  UC813434  Cupressus forbesii C. Epling and Wm. Robison 1932-3-31 San Diego Barrett Comment
  UCR112906  Cupressus forbesii A. C. Sanders, Mark Elvin 2000-8-4 23620 San Diego Peninsular Range, San Ysidro Mountains, Mine Canyon, north of Marron Valley on E side of Otay Mtn. 305 Comment
  UCR112907  Cupressus forbesii A. C. Sanders, Mark Elvin 2000-8-4 23596 San Diego Peninsular Range, San Ysidro Mountains, 'Monardella Gulch', tributary of Cottonwood Creek on W slope of Tecate Peak, above east end Marron Valley and just north of the Mexican border 488 Comment
  UCR188728  Cupressus forbesii Michael G. Simpson, Otay Mtn Team 2003-5-3 2422 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.7 miles north of Marron Road 232 Comment
  IRVC27070  Cuscuta californica Mark A. Elvin 2004-4-24 3383 San Diego Otay Mountain; SE side, NW Marron Valley along Marron Valley Road; San Diego Plant Atlas grid-V17. San Ysidro Mountains 213 Comment
  IRVC27773  Cuscuta californica Mark A. Elvin 2005-3-15 4049 San Diego Bee Canyon; S of Dulzura; ca. 4.3km (air) N of Mexico. Peninsular Ranges, San Ysidro Mountains 351 Comment
  RSA708436  Cuscuta californica Mark Elvin 2004-4-24 3383 San Diego San Ysidro Mountains: Otay Mountain, SE side, NW Marron Valley along Marron Valley Road; San Diego Plant Atlas grid V17. 213 Comment
  UCR147322  Cuscuta californica Mark A. Elvin 2004-4-24 3383 San Diego San Ysidro Mountains, Otay Mountain; SE side, NW Marron Valley along Marron Valley Road; San Diego Plant Atlas grid-V17 213 Comment
  SD167397  Cuscuta californica var. californica Mark A. Elvin 2004-4-24 3383 San Diego Otay Mountain; SE side, NW Marron Valley along Marron Valley Road 213 Comment
  SD188846  Cuscuta californica var. californica Michael G Simpson, Otay Mtn. team 2003-5-3 2431 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.7 miles north of Marron Road. 231 Comment
  SDSU17126  Cuscuta californica var. californica Michael G. Simpson, Otay Mtn. team 2003-5-3 2431 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.7 miles north of Marron Road. 232 Comment
  RSA206234  Cuscuta ceanothi Reid V. Moran 1965-11-11 12253 San Diego West slope Tecate Mt. 450 Comment
  RSA661281  Cuscuta ceanothi A. C. Sanders, Mark Elvin 2000-8-4 23604 San Diego Monardella Gulch, tributary of Cottonwood Creek on W slope of Tecate Peak, above E end Marron Valley and just north of the Mexican border. 488 Comment
  SD174332  Cuscuta subinclusa Mark A. Elvin 2005-3-15 4049 San Diego Bee Canyon; S of Dulzura; ca. 4.3km (air) N of Mexico. 351 Comment
  SD63321  Cuscuta subinclusa Reid Moran 1965-11-11 12253 San Diego West slope of Tecate Mountain. 449 Comment
  SEINET891440  Cuscuta subinclusa Reid Moran 1965-1 12253 San Diego East slope of Tecate Mountain 450 Comment
  UCR112831  Cuscuta subinclusa A. C. Sanders, Mark Elvin 2000-8-4 23604 San Diego Peninsular Range, San Ysidro Mountains, 'Monardella Gulch', tributary of Cottonwood Creek on W slope of Tecate Peak, above east end Marron Valley and just north of the Mexican border 488 Comment
  IRVC27146  Datisca glomerata Mark A. Elvin 2004-4-24 3377 San Diego SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16. San Ysidro Mountains 213 Comment
  SD167654  Datisca glomerata Mark A. Elvin 2004-4-24 3377 San Diego SE side of Otay Mountain: Mine Canyon 213 Comment
  SD18148  Datisca glomerata Frank F. Gander 1937-6-25 4278 San Diego Cottonwood Creek; Campo Road. Comment
  UCR147357  Datisca glomerata Mark A. Elvin 2004-4-24 3377 San Diego San Ysidro Mountains, SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16 366 Comment
  IRVC27163  Datura wrightii Mark A. Elvin 2004-4-24 3341 San Diego Otay Mountain; SE base, W end Marron Valley on slopes of mtn. N of Tijana R., between Mine and Butteweg canyons. San Ysidro Mountains 168 Comment
  SD169536  Datura wrightii Mark A. Elvin 2004-4-24 3341 San Diego Otay Mountain; SE base, W end Marron Valley on slopes of mtn. N of Tijuana R., between Mine and Butteweg canyons. 167 Comment
  UCR147360  Datura wrightii Mark A. Elvin 2004-4-24 3341 San Diego San Ysidro Mountains, Otay Mountain; SE base, W end Marron Valley on slopes of mtn. N of Tijuana River, between Mine and Butteweg canyons 168 Comment
  RSA692019  Daucus pusillus Mark Elvin 2003-5-3 2596 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tijuana River 183 Comment
  SD188696  Daucus pusillus Michael G Simpson, Otay Mtn. team 2003-5-3 2470 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 246 Comment
  SD233723  Daucus pusillus Mark A. Elvin 2003-5-3 2596 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Maron Valley, S of BM 838, ca. 1/2 km N of Mexican border on slope above Tijuana River. 182 Comment
  SDSU17241  Daucus pusillus Michael G. Simpson, Otay Mtn. team 2003-5-3 2470 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 248 Comment
  UCR128371  Daucus pusillus Mark A. Elvin 2003-5-3 2596 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  UCR98100  Daucus pusillus G. F. Pratt 1997-4-18 s.n. San Diego Peninsular Range, San Ysidro Mountains, Marron Valley, SE of Otay Mtn., near Cottonwood Creek 976 Comment
  IRVC26589  Deinandra fasciculata Mark A. Elvin, Sarah Jayne, et al. 2003-5-3 2601 San Diego Otay Mountain; SE base, W end Marron Valley on slopes N of Tijana R., between Mine and Butteweg canyons; S of Benchmark 838, ca. 1/2km N Mexican Border on slope above Tijuana R. San Ysidro Mountains 168 Comment
  SD233741  Deinandra fasciculata Mark A. Elvin 2003-5-3 2601 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border on slope above Tijuana River. 182 Comment
  SD22894  Deinandra floribunda Frank F. Gander 1938-9-27 6528 San Diego Top of grade between Dulzura and Cottonwood. Comment
  CAS-BOT-BC9178  Delphinium cardinale G. F. Pratt 1997-4-18 s.n. San Diego Marron Valley, SE of Otay Mtn., near Cottonwood Creek 976 Comment
  IRVC26588  Delphinium cardinale Mark A. Elvin, Sarah Jayne, et al. 2003-5-3 2602 San Diego Otay Mountain; SE base, W end Marron Valley on slopes N of Tijana R., between Mine and Butteweg canyons; S of Benchmark 838, ca. 1/2km N Mexican Border on slope above Tijuana R. San Ysidro Mountains 168 Comment
  IRVC27149  Delphinium cardinale Mark A. Elvin 2004-4-24 3373 San Diego SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16. San Ysidro Mountains 213 Comment
  RSA699669  Delphinium cardinale Mark A. Elvin 2003-5-3 2602 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tiajuana River. 183 Comment
  SD173770  Delphinium cardinale Mark A. Elvin 2004-4-24 3373 San Diego SE side of Otay Mountain: Mine Canyon 213 Comment
  SD189015  Delphinium cardinale Michael G Simpson, Otay Mtn. team 2003-5-3 2505 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 256 Comment
  SD233917  Delphinium cardinale Mark A. Elvin 2003-5-3 2602 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mountain, western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border on slope above Tijuana River (Otay Mountain 7.5' Q). 182 Comment
  UC1125931  Delphinium cardinale H. S. Yates 1937-6-29 6758 San Diego 1 mi se Dulzura; Cuyamaca Quadrangle Comment
  UCR128339  Delphinium cardinale Mark A. Elvin 2003-5-3 2602 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  UCR147355  Delphinium cardinale Mark A. Elvin 2004-4-24 3373 San Diego San Ysidro Mountains, SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16 366 Comment
  UCR98098  Delphinium cardinale G. F. Pratt 1997-4-18 s.n. San Diego Peninsular Range, San Ysidro Mountains, Marron Valley, SE of Otay Mtn., near Cottonwood Creek 976 Comment
  SD1690  Delphinium parryi Ruth B. Randall Apr 1931 189 San Diego Near Barrett Comment
  IRVC27148  Delphinium parryi subsp. parryi Mark A. Elvin 2004-4-24 3374 San Diego SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16. San Ysidro Mountains 213 Comment
  IRVC27510  Delphinium parryi subsp. parryi Mark A. Elvin, H. Spillman, et al. 2005-4-2 4151 San Diego E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San diego Preserve. Peninsular Ranges, San Ysidro Mountains 274 Comment
  IRVC28036  Delphinium parryi subsp. parryi Mark A. Elvin, Sarah Jayne, et al. 2003-5-3 2644 San Diego SE side of Otay Mountain, W Marron Valley, mouth of Mine Canyon, ca. 1.0km N of Mexican border, slopes above the Tijuana River Peninsular Ranges, San Ysidro Mountains 152 Comment
  RSA683115  Delphinium parryi subsp. parryi Mark A. Elvin 2003-5-3 2644 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, mouth of 'Mine Canyon,' ca. 1 km N of Mexican border, slopes above Tijuana River. 152 Comment
  SD173774  Delphinium parryi subsp. parryi Mark A. Elvin 2004-4-24 3374 San Diego SE side of Otay Mountain: Mine Canyon 213 Comment
  SD189016  Delphinium parryi subsp. parryi Michael G Simpson, Otay Mtn. team 2003-5-3 2502 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 302 Comment
  SD233918  Delphinium parryi subsp. parryi Mark A. Elvin 2003-5-3 2644 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mountain, western Marron Valley, mouth of Mine Canyon. ca 1 km N of the Mexican border, slopes above the Tijuana River (Otay Mountain 7.5' Q). 152 Comment
  SDSU17337  Delphinium parryi subsp. parryi Michael G. Simpson, Otay Mtn. team 2003-5-3 2502 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 303 Comment
  UCR128632  Delphinium parryi subsp. parryi Mark A. Elvin 2003-5-3 2644 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, mouth of 'Mine Canyon,' c. 1 km north of the Mexican border, slopes above the Tijuana River 213 Comment
  UCR147358  Delphinium parryi subsp. parryi Mark A. Elvin 2004-4-24 3374 San Diego San Ysidro Mountains, SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16 366 Comment
  SD158297  Dendromecon rigida Unknown May 1997 San Diego Otay Mountain, west of Marron Valley Road near junction with Otay Mountain Truck trail Comment
  RSA688885  Deschampsia danthonioides Mark Elvin 2003-5-3 2685 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., Marron Valley, along Cottonwood Creek ca. 1 km N of the Mexican border 168 Comment
  SD234757  Deschampsia danthonioides Mark Elvin 2003-5-3 2685 San Diego Penninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., Marron Valley, along Cottonwood Creek ca. 1 km N of the Mexican border. 167 Comment
  UCR128684  Deschampsia danthonioides Mark A. Elvin 2003-5-3 2685 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., Marron Valley, along Cottonwood Creek c. 1 km north of the Mexican border 198 Comment
  IRVC27103  Dicentra chrysantha Mark A. Elvin 2004-4-24 3352 San Diego SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16. San Ysidro Mountains 213 Comment
  SD173831  Dicentra chrysantha Mark A. Elvin 2004-4-24 3352 San Diego SE side of Otay Mountain: Mine Canyon 213 Comment
  SD8236  Dicentra chrysantha Unknown Jun 1885 San Diego Cottonwood Grade Comment
  UCR147371  Dicentra chrysantha Mark A. Elvin 2004-4-24 3352 San Diego San Ysidro Mountains, SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16 366 Comment
  IRVC28339  Dichelostemma capitatum Fred M. Roberts, Andy Pigniolo, Kam Muri 2003-5-3 5696 San Diego Otay Mountain, south side near crest of ridge east of lower "Butteweg Canyon" along the border trail, Tijuana River watershed Peninsular Range, San Ysidro Mountains 305 Comment
  UCR107669  Dichelostemma capitatum G. F. Pratt 1997-3-7 s.n. San Diego Peninsular Range, San Ysidro Mountains, SE foot of Otay Mtn, just north of Mexican border, on slopes to north of Marron Valley (= upper Tijuana River Valley), c. 5 mi. west of Tecate Peak 549 Comment
  UCR128367  Dichelostemma capitatum Mark A. Elvin 2003-5-3 2608 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  UCR128516  Dichelostemma capitatum Fred M. Roberts, Andy Pigniolo, Kam Muri 2003-5-3 5696 San Diego Peninsular Range, San Ysidro Mountains, Otay Mountain, south side near crest of ridge east of lower 'Butteweg Canyon' along the border trail, Tijuana River watershed 305 Comment
  RSA699474  Dichelostemma capitatum subsp. capitatum Mark A. Elvin 2003-5-3 2608 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tijuana River 183 Comment
  SD187554  Dichelostemma capitatum subsp. capitatum Michael G Simpson, Otay Mtn. team 2003-5-3 2400 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SD188633  Dichelostemma capitatum subsp. capitatum Michael G Simpson, Otay Mtn. team 2003-5-3 2433 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.7 miles north of Marron Road. 231 Comment
  SD233962  Dichelostemma capitatum subsp. capitatum Mark A. Elvin 2003-5-3 2608 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca 1/2 km N of Mexican border on slope above Tijuana River. 182 Comment
  SD233963  Dichelostemma capitatum subsp. capitatum Fred M. Roberts, Andy Pigniolo, Kam Muri 2003-5-3 5696 San Diego Peninsular Range, San Ysidro Mtns.: Otay Mountain, south side near crest of ridge east of lower Butteweg Canyon along the border trail, Tijuana River watershed. 305 Comment
  SDSU16235  Dichelostemma capitatum subsp. capitatum Michael G. Simpson, Otay Mtn. team 2003-5-3 2400 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  IRVC27605  Dimorphotheca sinuata Mark A. Elvin, H. Eilers, et al. 2005-4-2 4110 San Diego E side of Otay Mtn; head of Mine Cyn near old homestead/house; S of road to Sycamore Cyn. Peninsular Ranges, San Ysidro Mountains 473 Comment
  CAS-BOT-BC152163  Diplacus X australis Ira L. Wiggins 1926-2-20 1797 San Diego Hillside near Dulzura Divide Comment
  SD189082  Diplacus X australis Michael G Simpson, Otay Mtn. team 2003-5-3 2402 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SD48749  Diplacus X australis Ira L. Wiggins 1926-2-20 1797 San Diego Near summit of grade above Dulzura, on Campo Road Comment
  SD73381  Diplacus X australis Reid Moran 1970-5-3 17490 San Diego Fairly common on slope at east base of Otay Mountain, 3 miles south of Dulzura. 374 Comment
  CAS-BOT-BC152942  Diplacus brevipes C. B. Wolf 1931-5-27 2123 San Diego 1 mile east of Dulzura 365 Comment
  SD167431  Diplacus brevipes Mark A. Elvin, Henry Eilers et al. 2005-4-2 4121 San Diego E side of Otay Mtn; head of Mine Cyn near old homestead/house; S of road to Sycamore Cyn. 473 Comment
  SD189084  Diplacus brevipes Michael G Simpson, Otay Mtn. team 2003-5-3 2463 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 246 Comment
  SBBG117322  Diplacus clevelandii C. Bornstein, E. Collins 2003-6-19 San Diego Otay Mtn Truck Trail, 4.9 mi W of Marron Valley Rd 914 Comment
  RSA298691  Dudleya edulis D. C. Michener, W. Wisura 1982-8-25 4184 San Diego San Ysidro Mtns. North flowing tributary of Marron Valley, 2 mi. S of Delzura School. Comment
  SD256519  Dudleya pulverulenta Layla Aerne Hains 2013-5-16 324 San Diego North the US/Mexico Border along Marron Valley Road and just north of Cottonwood Creek. At the bottom of the start of the Border Fence Road where it crosses a creekbed. Northwest of construction staging area/parking area. 184 Comment
  CAS-BOT-BC109707  Dudleya variegata G. F. Pratt 1997-4-18 s.n. San Diego Marron Valley, southeast of Otay Mountain, near Cottonwood Creek. 976 Comment
  HSC95240  Dudleya variegata Mark A. Elvin 2003-5-3 2612 San Diego Peninsular Ranges, San Ysidro Mtns., SE side of Otay Mtn., W Marron Valley, S of BM 838, 1/2 km N of Mexican border on slope above Tijuana River 183 Comment
  RSA699667  Dudleya variegata Mark Elvin 2003-5-3 2612 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tiajuana River. 183 Comment
  SD204246  Dudleya variegata Melanie S. Johnson 2006-5-2 3 San Diego Otay Mountains, Marron Valley, S of Bee Canyon, just N of US/Mexico border, MSCP Dudleya variegata monitoring site 274 Comment
  SD233806  Dudleya variegata Mark A. Elvin 2003-5-3 2612 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border on slope above Tijuana River. 182 Comment
  UCR128663  Dudleya variegata Mark A. Elvin 2003-5-3 2612 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  UCR98103  Dudleya variegata G. F. Pratt 1997-4-18 s.n. San Diego Peninsular Range, San Ysidro Mountains, Marron Valley, SE of Otay Mtn., near Cottonwood Creek 976 Comment
  SD1403  Dysphania ambrosioides Fidella G. Woodcock 1927-1 San Diego Salt Marsh near Marine Base Comment
  SD141451 Image available Echinodorus berteroi Suzanne Bell 1996-6-11 199 San Diego Dulzura, Mother Grundy Truck Trail; ranch pond. Comment
  IRVC27483  Eleocharis Mark A. Elvin, H. Spillman, et al. 2005-4-2 4138 San Diego E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San diego Preserve. Peninsular Ranges, San Ysidro Mountains 274 Comment
  SD18147  Eleocharis montevidensis Frank F. Gander 1937-6-25 4277 San Diego Cottonwood Creek - Campo Road Comment
  SD236122  Eleocharis montevidensis Mark A. Elvin, Harry Spillman et al. 2005-4-2 4138 San Diego Peninsular Ranges, San Ysidro Mountains: E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San Diego Preserve. 84 Comment
  SD239489  Eleocharis montevidensis Mark A. Elvin 2004-4-24 3312 San Diego San Ysidro Mountains: Otay Mountain, E side, along Marron Creek, E of Danahoe Springs. 213 Comment
  UCR147361  Eleocharis montevidensis Mark A. Elvin 2004-4-24 3312 San Diego San Ysidro Mountains, Otay Mountain, E side, along Marron Creek, east of Donohoe Springs 335 Comment
  SD188653  Elymus glaucus subsp. glaucus Michael G Simpson, Otay Mtn. team 2003-5-3 2483 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 291 Comment
  SDSU17253  Elymus glaucus subsp. glaucus Michael G. Simpson, Otay Mtn. team 2003-5-3 2483 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 291 Comment
  UCR188772  Elymus glaucus subsp. glaucus Michael G. Simpson, Otay Mtn Team 2003-5-3 2483 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 291 Comment
  IRVC27156  Emmenanthe penduliflora Mark A. Elvin 2004-4-24 3349 San Diego SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16. San Ysidro Mountains 213 Comment
  OBI6028  Emmenanthe penduliflora Carl B. Wolf 1931-5-27 2121 San Diego Upper Sonoran. 1 mi E of Dulzura 366 Comment
  RSA1682  Emmenanthe penduliflora Carl B. Wolf 1931-5-27 2121 San Diego 1 miles east of Dulzura. 366 Comment
  SD10720  Emmenanthe penduliflora Frank F. Gander 1935-3-20 145 4 San Diego Near Barrett Jct., Campo Road Comment
  UC527627  Emmenanthe penduliflora Carl B. Wolf 1931-5-27 San Diego 1 mile east of Dulzura 365 Comment
  UCR107670  Emmenanthe penduliflora G. F. Pratt 1997-3-7 s.n. San Diego Peninsular Range, San Ysidro Mountains, SE foot of Otay Mtn, just north of Mexican border, on slopes to north of Marron Valley (= upper Tijuana River Valley), c. 5 mi. west of Tecate Peak 549 Comment
  A356580  Ephedra californica I. L. Wiggins 1926-2-20 1822 Unknown 1 mile west of junction of Campo adn Barret Dam roads Comment
  CAS-BOT-BC81611  Ephedra californica Ira L. Wiggins 1926-2-20 1822 San Diego 1 mile west of junctino of Campo and [Barret] Barrett Dam roads Comment
  CAS-BOT-BC81614  Ephedra californica D. E. Breedlove 1962-3-10 1833 San Diego slope 0.9 miles west of Barrett Lake Road on State 94 365 Comment
  IRVC26554  Ephedra californica Mark A. Elvin 2003-5-3 2662 San Diego SE side of Otay Mountain, Marron Valley, along Cottonwood Creek ca. 1.0km N of the Mexican border. Peninsular Ranges, San Ysidro Mountains 168 Comment
  SD13981  Ephedra californica Frank F. Gander 1936-3-12 785 San Diego Dulzura conduit crossing, on Cottonwood Grade (IPB 4/07) Comment
  UCR128621  Ephedra californica Mark A. Elvin 2003-5-3 2662 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., Marron Valley, along Cottonwood Creek c. 1 km north of the Mexican border 198 Comment
  SD18146  Equisetum laevigatum Frank F. Gander 1937-6-25 4276 San Diego Cottonwood Creek-Campo Road Comment
  SD13486  Eriastrum sapphirinum subsp. sapphirinum Susan G. Stokes Jul 1895 San Diego Cottonwood Grade Comment
  CAS-BOT-BC292322  Ericameria linearifolia C. Epling; Wm. Robison 1932-3-31 s.n. San Diego Barrett Comment
  GH417227  Ericameria linearifolia C. C. Epling & W. Robinson 1932-3-31 Unknown Barrett Comment
  LA202473  Ericameria linearifolia Carl Epling; William Robison 1932-3-31 sn San Diego Barrett Comment
  NY42721  Ericameria linearifolia J. B. Walker 1995-3-23 1280 San Diego W of Tecate, 2km E of Barret Junction, along Hwy 94 500 Comment
  SD10967  Ericameria linearifolia Frank F. Gander 1935-4-3 160 2 San Diego Near Cottonwood Creek Bridge, Campo Road Comment
  UC1018432  Ericameria linearifolia C. Epling and Wm. Robison 1932-3-31 San Diego Barrett Comment
  SD259102  Ericameria palmeri var. palmeri Susan T Welker 1992-6-23 San Diego Barrett Junction, adjacent to Hwy. 94, east of Barrett Lake Rd. 262 Comment
  IRVC29161  Erigeron foliosus Mark A. Elvin 2005-6-7 4432 San Diego San Ysidro Mtns: E Otay Mtn., Head of Mine Cyn. ca. 0.5km (air) W of Echo Spring. Peninsular Ranges 518 Comment
  UCR128676  Erigeron foliosus Mark A. Elvin 2003-5-3 2623 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  CAS-BOT-BC296282  Erigeron foliosus var. foliosus C. B. Wolf 1931-5-27 2117 San Diego 1 mile east of Dulzura 365 Comment
  SEINET7989096  Erigeron foliosus var. foliosus Jon P. Rebman 2004-5-13 10276 San Diego Sycuan Peak Ecological Reserve, SE of Dehesa, SW of Loveland Reservoir: S side Sycuan Peak 410 Comment
  UC527623  Erigeron foliosus var. foliosus C. B. Wolf 1931-5-27 2117 San Diego 1 mi e Dulzura 365 Comment
  RSA1686  Erigeron foliosus var. stenophyllus C. B. Wolf 1931-5-27 2117 San Diego 1 miles east of Dulzura. 365 Comment
  SD64080  Eriodictyon crassifolium Reid Moran 1966-10-22 13709 San Diego on sandy flat east of Cottonwood Creek, Marron Valley 174 Comment
  A402958  Eriodictyon trichocalyx var. lanatum C. C. Epling & W. Robinson 1932-3-31 Unknown Barrett Comment
  CAS-BOT-BC219311  Eriodictyon trichocalyx var. lanatum C. Epling; Wm. Robison 1932-3-31 s.n. San Diego Barrett Comment
  CAS-BOT-BC219329  Eriodictyon trichocalyx var. lanatum C. Epling; Wm. Robison 1932-3-31 s.n. San Diego Barrett Comment
  RSA11579  Eriodictyon trichocalyx var. lanatum C. Epling 1932-3-31 s.n. San Diego Barret Comment
  UC880713  Eriodictyon trichocalyx var. lanatum C. Epling and Wm. Robison 1932-3-31 San Diego Barrett Comment
  UCR112848  Eriodictyon trichocalyx var. lanatum A. C. Sanders, Mark Elvin 2000-8-4 23603 San Diego Peninsular Range, San Ysidro Mountains, 'Monardella Gulch', tributary of Cottonwood Creek on W slope of Tecate Peak, above east end Marron Valley and just north of the Mexican border 488 Comment
  SD73338  Eriodictyon trichocalyx var. trichocalyx Reid Moran 1970-5-3 17493 San Diego east base of Otay Mountain 3 miles south of Dulzura 374 Comment
  CAS-BOT-BC242867  Eriogonum davidsonii Reid Moran 1965-11-11 12255 San Diego West slope of Tecate Mountain 450 Comment
  RSA206235  Eriogonum davidsonii Reid V. Moran 1965-11-11 12255 San Diego West slope Tecate Mt. 450 Comment
  IRVC28004  Eriogonum fasciculatum Mark A. Elvin, Sarah Jayne, et al. 2003-5-3 2583 San Diego SE side of Otay Mountain, Marron Valley, along Cottonwood Creek ca. 1.0km N of the Mexican border. Peninsular Ranges, San Ysidro Mountains 168 Comment
  IRVC28327  Eriogonum fasciculatum Fred M. Roberts, Andy Pigniolo, Kam Muri 2003-5-3 5711 San Diego Otay Mountain, south side near crest of ridge east of lower "Butteweg Canyon" along the border trail, Tijuana River watershed Peninsular Range, San Ysidro Mountains 305 Comment
  RSA682356  Eriogonum fasciculatum Mark A. Elvin 2003-5-3 2583 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tiajuana River. 183 Comment
  SDSU5096  Eriogonum fasciculatum H. Wedberg 1966-5-5 1235 San Diego At Barrett Junction, about 13 miles from Jamul on the road to Campo (Hwy 94). 267 Comment
  UCR128527  Eriogonum fasciculatum var. fasciculatum Fred M. Roberts, Andy Pigniolo, Kam Muri 2003-5-3 5711 San Diego Peninsular Range, San Ysidro Mountains, Otay Mountain, south side near crest of ridge east of lower 'Butteweg Canyon' along the border trail, Tijuana River watershed 305 Comment
  SD188147  Eriogonum fasciculatum var. foliolosum Michael G Simpson, Otay Mtn. team 2003-5-3 2418 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SD196590  Eriogonum fasciculatum var. foliolosum Warren Schmidtmann, Matt Guilliams 2007-5-21 69 San Diego Dulzura, Marron Valley Rd, approx. 4 air miles south of intersection with St. Hwy 94, approx 1/2 miles north of US / Mexico Border 244 Comment
  SD233982  Eriogonum fasciculatum var. foliolosum Mark A. Elvin 2003-5-3 2583 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BLM 838, ca. 1/2 km N of Mexican border on slope above Tijuana River. 182 Comment
  SDSU16256  Eriogonum fasciculatum var. foliolosum Michael G. Simpson, Otay Mtn. team 2003-5-3 2418 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  UCR128682  Eriogonum fasciculatum var. foliolosum Mark A. Elvin 2003-5-3 2583 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  UCR188410  Eriogonum fasciculatum var. foliolosum Michael G. Simpson, Otay Mountain Team 2003-5-3 2418 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 216 Comment
  SD63320  Eriogonum gracile var. gracile Reid Moran 1965-11-11 12255 San Diego Locally common in granitic soil, west slope of Tecate Mountain 449 Comment
  IRVC26591  Eriophyllum confertiflorum Mark A. Elvin, Sarah Jayne, et al. 2003-5-3 2598 San Diego Otay Mountain; SE base, W end Marron Valley on slopes N of Tijana R., between Mine and Butteweg canyons; S of Benchmark 838, ca. 1/2km N Mexican Border on slope above Tijuana R. San Ysidro Mountains 168 Comment
  RSA692016  Eriophyllum confertiflorum Mark A. Elvin 2003-5-3 2598 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tiajuana River. 183 Comment
  UCR128335  Eriophyllum confertiflorum Mark A. Elvin 2003-5-3 2598 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  LA203551  Eriophyllum confertiflorum var. confertiflorum Carl Epling; William Robison 1932-3-31 San Diego Barrett Comment
  SD188743  Eriophyllum confertiflorum var. confertiflorum Michael G Simpson, Otay Mtn. team 2003-5-3 2389 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SD196264  Eriophyllum confertiflorum var. confertiflorum Warren Schmidtmann, Matt Guilliams 2007-5-21 71 San Diego Dulzura, Marron Valley Rd, approx. 4 air miles south of intersection with St. Hwy 94, approx 1/2 miles north of US / Mexico Border 244 Comment
  SD233965  Eriophyllum confertiflorum var. confertiflorum Mark A. Elvin 2003-5-3 2598 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border on slope above Tijuana River. 182 Comment
  SDSU16252  Eriophyllum confertiflorum var. confertiflorum Michael G. Simpson, Otay Mtn. team 2003-5-3 2389 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  UCR188412  Eriophyllum confertiflorum var. confertiflorum Michael G. Simpson, Otay Mountain Team 2003-5-3 2389 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 216 Comment
  RSA682261  Erodium botrys Mark A. Elvin 2003-5-3 2634 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, mouth of Mine Canyon, ca. 1 km N of Mexican border, slopes above Tijuana River. 152 Comment
  RSA695464  Erodium botrys Mark A. Elvin 2003-5-3 2686 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., Marron Valley, along Cottonwood Creek ca. 1 km N of the Mexican border 168 Comment
  SD233855  Erodium botrys Mark A. Elvin 2003-5-3 2634 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, mouth of Mine Canyon, ca. 1 km N of the Mexican border, slopes above the Tijuana River. 152 Comment
  SD236307  Erodium botrys Mark A. Elvin 2003-5-3 2686 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., Marron Valley, along Cottonwood Creek ca. 1 km N of the Mexican border 167 Comment
  UCR128628  Erodium botrys Mark A. Elvin 2003-5-3 2634 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, mouth of 'Mine Canyon,' c. 1 km north of the Mexican border, slopes above the Tijuana River 213 Comment
  UCR128685  Erodium botrys Mark A. Elvin 2003-5-3 2686 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., Marron Valley, along Cottonwood Creek c. 1 km north of the Mexican border 198 Comment
  SD2775  Erodium brachycarpum Fidella G. Woodcock Mar 1930 San Diego Dulzura Grade Comment
  RSA682874  Erodium cicutarium Mark A. Elvin 2003-5-3 2620 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tiajuana River. 183 Comment
  SD187990  Erodium cicutarium Michael G Simpson, Otay Mtn. team 2003-5-3 2405 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SD233856  Erodium cicutarium Mark A. Elvin 2003-5-3 2620 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border on slope above Tijuana River. 182 Comment
  SD2773  Erodium cicutarium Fidella G. Woodcock Jun 1930 San Diego Otay Road Dulzura Grade Comment
  SDSU16231  Erodium cicutarium Michael G. Simpson, Otay Mtn. team 2003-5-3 2405 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  UC676922  Erodium cicutarium Ira L. Wiggins 1926-2-19 1806 San Diego 21.25 mi w Campo Comment
  UCR128680  Erodium cicutarium Mark A. Elvin 2003-5-3 2620 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  UCR188395  Erodium cicutarium Michael G. Simpson, Otay Mountain Team 2003-5-3 2405 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 216 Comment
  SD13982  Erodium moschatum Frank F. Gander 1936-3-12 779 San Diego Cottonwood Creek Bridge, Campo Road (mak 3/06) Comment
  SD262903  Erythranthe cardinalis Susan T Welker 1992-6-23 San Diego Barrett Junction; near flume trestle east of Hwy 94, a seep approx 2 miles north west of Barrett Junction. West of Potrero. 397 Comment
  SD167421  Erythranthe guttata Mark A. Elvin, Harry Spillman et al. 2005-4-2 4154 San Diego E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San Diego Preserve. 274 Comment
  SD167422  Erythranthe guttata Mark A. Elvin 2004-4-24 3322 San Diego Otay Mountain; SE base, W end Marron Valley on slopes of mtn. N of Tijuana R., between Mine and Butteweg canyons. 167 Comment
  SD167423  Erythranthe nasuta Mark A. Elvin 2005-3-15 4029 San Diego S of Dulzura near the head of Marron Creek; just E of Echo Spring; about unnamed ephemeral drainage beside Marron Valley Road. 427 Comment
  CAS-BOT-BC403404  Eschscholzia californica C. B. Wolf 1931-5-27 2122 San Diego 1 mile east of Dulzura 365 Comment
  IRVC27317  Eschscholzia californica Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8833 San Diego Otay Mountain Wilderness Area (BLM property): southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone. San Ysidro Mountains 310 Comment
  IRVC28002  Eschscholzia californica Mark A. Elvin, Sarah Jayne, et al. 2003-5-3 2585 San Diego Otay Mountain; SE base, W end Marron Valley on slopes N of Tijana R., between Mine and Butteweg canyons; S of Benchmark 838, ca. 1/2km N Mexican Border on slope above Tijuana R. San Ysidro Mountains 168 Comment
  IRVC28286  Eschscholzia californica Fred M. Roberts, Andy Pigniolo, Kam Muri 2003-5-3 5714 San Diego Otay Mountain, south side near crest of ridge east of lower "Butteweg Canyon" along the border trail, Tijuana River watershed Peninsular Range, San Ysidro Mountains 305 Comment
  RSA682357  Eschscholzia californica Mark A. Elvin 2003-5-3 2585 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tiajuana River. 183 Comment
  SD162995  Eschscholzia californica Jon P. Rebman, J. Gregory, K. Collins, & D. Getinger 2003-5-4 8833 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone 309 Comment
  SD233894  Eschscholzia californica Mark A. Elvin 2003-5-3 2585 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border on slope above Tijuana River. 182 Comment
  SD234970  Eschscholzia californica Fred M. Roberts, Andy Pigniolo, Kam Muri 2003-5-3 5714 San Diego Peninsular Range, San Ysidro Mountains: Otay Mountain, south side near crest of ridge east of lower Butteweg Canyon along the border trail, Tijuana River watershed (Otay Mountain 7.5' Q) 305 Comment
  SEINET8004401  Eschscholzia californica Jon P. Rebman 2003-5-4 8833 San Diego Otay Mountain Wilderness Area ( BLM Property ), San Ysidro Mountain ; SW of Dulzura: vicinity of Sycamore Canyon 310 Comment
  UC527628  Eschscholzia californica C. B. Wolf 1931-5-27 2122 San Diego 1 mi e Dulzura 365 Comment
  UCR128529  Eschscholzia californica Fred M. Roberts, Andy Pigniolo, Kam Muri 2003-5-3 5714 San Diego Peninsular Range, San Ysidro Mountains, Otay Mountain, south side near crest of ridge east of lower 'Butteweg Canyon' along the border trail, Tijuana River watershed 305 Comment
  UCR128613  Eschscholzia californica Mark A. Elvin 2003-5-3 2585 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  UCR157341  Eschscholzia californica Jon P. Rebman, K. Collins, J. Gregory, D. Getinger 2003-5-4 8833 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; SW of Dulzura: along Sycamore Canyon at the convergence with a nother riparian zone 310 Comment
  POM211767  Eschscholzia californica var. peninsularis Carl B. Wolf 1931-5-27 2122 San Diego 1 miles east of Dulzura. 366 Comment
  RSA1681  Eschscholzia californica var. peninsularis Carl B. Wolf 1931-5-27 2122 San Diego 1 miles east of Dulzura. 366 Comment
  CAS-BOT-BC419668  Eschscholzia parishii C. B. Wolf 1931-5-27 2122 San Diego 1 mile east of Dulzura 365 Comment
  RSA0012591  Eucalyptus cladocalyx A. C. Sanders, Mark A. Elvin 2000-8-4 23617 San Diego Otay Mountain region: along Marron Valley Road, in drainage of western tributary to Cottonwood Creek, 3.6 miles south of junction with Hwy 94, at old house site near Donohoe Spring 305 Comment
  UCR112834  Eucalyptus cladocalyx A. C. Sanders, Mark Elvin 2000-8-4 23617 San Diego Peninsular Range, San Ysidro Mountains, Otay Mtn. area, along Marron Valley Road, in drainage of western tributary to Cottonwood Creek, 3.6 miles south of junction with Hwy 94, at old house site near Donohoe Spring 305 Comment
  IRVC27085  Eucrypta chrysanthemifolia var. chrysanthemifolia Mark A. Elvin, Scott Boczkiewicz 2005-2-5 3981 San Diego SE side of Otay Mtn; W Marron Valley; E of the mouth of Mine Cyn. Peninsular Ranges, San Ysidro Mountains 175 Comment
  SD170715  Eucrypta chrysanthemifolia var. chrysanthemifolia Mark A. Elvin, Scott Boczkiewicz 2005-2-5 3981 San Diego SE side of Otay Mtn; W Marron Valley; E of the mouth of Mine Cyn. 174 Comment
  SD188924  Eucrypta chrysanthemifolia var. chrysanthemifolia Michael G Simpson, Otay Mtn. team 2003-5-3 2436 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.7 miles north of Marron Road. 231 Comment
  SD188925  Eucrypta chrysanthemifolia var. chrysanthemifolia Michael G Simpson, Otay Mtn. team 2003-5-3 2487 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 270 Comment
  SDSU17258  Eucrypta chrysanthemifolia var. chrysanthemifolia Michael G. Simpson, Otay Mtn. team 2003-5-3 2487 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 271 Comment
  UCR152995  Eucrypta chrysanthemifolia var. chrysanthemifolia Mark A. Elvin, Scott Boczkiewicz 2005-2-5 3981 San Diego Peninsular Ranges, San Ysidro Mountains, SE side of Otay Mountain; W Marron Valley, east of the mouth of Mine Canyon 175 Comment
  UCR188775  Eucrypta chrysanthemifolia var. chrysanthemifolia Michael G. Simpson, Otay Mtn Team 2003-5-3 2487 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.7 miles north of Marron Road 271 Comment
  OBI5683  Eulobus californicus Carl B. Wolf 1931-5-27 2125 San Diego 1 mi E of Dulzura 366 Comment
  SD188954  Eulobus californicus Michael G Simpson, Otay Mtn. team 2003-5-3 2454 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SDSU17201  Eulobus californicus Michael G. Simpson, Otay Mtn. team 2003-5-3 2454 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  UC527630  Eulobus californicus C. B. Wolf 1931-5-27 2125 San Diego 1 mi e Dulzura 365 Comment
  UC676798  Eulobus californicus Ira L. Wiggins 1926-2-20 1810 San Diego slope near 21 mile guidepost west of Campo Comment
  UCR263669  Eulobus californicus Mark A. Elvin 2001-4-21 1565 San Diego Peninsular Range; San Ysidro Mountains, Otay Mountain, head of Mine Canyon 495 Comment
  UCSB14796  Eulobus californicus Breedlove, Dennis 1962-3-10 San Diego 0.9 miles west of Barrett Lake Road, on State 94 365 Comment
  SD188874  Euphorbia polycarpa Michael G Simpson, Otay Mtn. team 2003-5-3 2469 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 246 Comment
  SD196478  Euphorbia polycarpa Warren Schmidtmann, Matt Guilliams 2007-5-21 74 San Diego Dulzura, Marron Valley Rd, approx. 4 air miles south of intersection with St. Hwy 94, approx 1/2 miles north of US / Mexico Border 244 Comment
  SDSU17220  Euphorbia polycarpa Michael G. Simpson, Otay Mtn. team 2003-5-3 2469 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 248 Comment
  UCR128337  Euphorbia polycarpa Mark A. Elvin 2003-5-3 2600 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  SD64078  Euphorbia polycarpa var. polycarpa Reid Moran 1966-10-22 13710 San Diego On sandy flat east of Cottonwood Creek, Marron Valley. 174 Comment
  IRVC28012  Euphorbia spathulata Mark A. Elvin, Sarah Jayne, et al. 2003-5-3 2652 San Diego SE side of Otay Mountain, W Marron Valley, mouth of Mine Canyon, ca. 1.0km N of Mexican border, slopes above the Tijuana River Peninsular Ranges, San Ysidro Mountains 152 Comment
  IRVC28254  Euphorbia spathulata Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8818 San Diego Otay Mountain Wilderness Area (BLM property): southwest of Dulzura: vicinity of Sycamore Canyon. San Ysidro Mountains 325 Comment
  RSA683127  Euphorbia spathulata Mark Elvin 2003-5-3 2652 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, mouth of Mine Canyon, ca. 1 km N of Mexican border, slopes above Tijuana River . 152 Comment
  RSA704761  Euphorbia spathulata J. P. Rebman, Jeannie Gregory, K. Collins, D. Getinger 2003-5-4 8818 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; southwest of Dulzura: vicinity of Sycamore Canyon. 325 Comment
  SD162948  Euphorbia spathulata Jon P. Rebman, J. Gregory, K. Collins, & D. Getinger 2003-5-4 8818 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; southwest of Dulzura: vicinity of Sycamore Canyon 324 Comment
  SD188876  Euphorbia spathulata Michael G Simpson, Otay Mtn. team 2003-5-3 2439 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.7 miles north of Marron Road. 231 Comment
  SD234945  Euphorbia spathulata Mark A. Elvin 2003-5-3 2652 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, mouth of Mine Canyon, ca. 1 km N of the Mexican border, slopes above the Tijuana River. 152 Comment
  SEINET7997383  Euphorbia spathulata Jon P. Rebman 2003-5-4 8818 San Diego Otay Mountain Wilderness Area ( BLM Property ), San Ysidro Mountain ; SW of Dulzura: vicinity of Sycamore Canyon 325 Comment
  UCR128609  Euphorbia spathulata Mark A. Elvin 2003-5-3 2652 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, mouth of 'Mine Canyon,' c. 1 km north of the Mexican border, slopes above the Tijuana River 213 Comment
  UCR188752  Euphorbia spathulata Michael G. Simpson, Otay Mtn Team 2003-5-3 2439 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.7 miles north of Marron Road 232 Comment
  IRVC26565  Ferocactus viridescens Mark A. Elvin 2003-5-3 2614 San Diego SE side of Otay Mountain, Marron Valley, along Cottonwood Creek ca. 1.0km N of the Mexican border. Peninsular Ranges, San Ysidro Mountains 168 Comment
  SD236253  Ferocactus viridescens Mark A. Elvin 2003-5-3 2614 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca 1/2 km N of Mexican border on slope above Tijuana River (Otay 7.5'Q) 182 Comment
  UCR128373  Ferocactus viridescens Mark A. Elvin 2003-5-3 2614 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  UCR152965  Festuca myuros Mark A. Elvin, Scott Boczkiewicz 2005-2-5 3983 San Diego Peninsular Ranges, San Ysidro Mountains, SE side of Otay Mountain; W Marron Valley, east of the mouth of Mine Canyon 175 Comment
  UCR154184  Festuca myuros Mark A. Elvin, Scott Boczkiewicz 2005-2-5 3984 San Diego Peninsular Ranges, San Ysidro Mountains, SE side of Otay Mountain; W Marron Valley, east of the mouth of Mine Canyon 175 Comment
  SD234760  Festuca perennis Mark Elvin 2003-5-3 2646 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, mouth of Mine Canyon, ca. 1 km N of the Mexican border, slopes above the Tijuana River 152 Comment
  UCR188545  Filago californica Michael G. Simpson, Otay Mtn. Team 2003-5-3 2457 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 216 Comment
  RSA699670  Filago gallica Mark Elvin 2003-5-3 2604 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tiajuana River. 183 Comment
  UCR128365  Filago gallica Mark A. Elvin 2003-5-3 2604 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  SD255979  Foeniculum vulgare Warren Schmidtmann 2013-8-30 396 San Diego Otay Mountain; near 0.5 mi N of US/ Mexican Border; S of Marron Valley; A1 Road monitoring staging area; 5.16 mi SW Barrett Junction along Highway 94 (Campo Road) 178 Comment
  IRVC27353  Fraxinus parryi Mark A. Elvin 2005-3-15 4071 San Diego Bee Canyon; S of Dulzura; ca. 2.8km (air) N of Mexico. Peninsular Ranges, San Ysidro Mountains 213 Comment
  UCR154312  Fraxinus pennsylvanica subsp. velutina Mark A. Elvin 2005-3-15 4071 San Diego Peninsular Ranges, San Ysidro Mtns, Bee Canyon; south of Dulzura; c. 2.8 km (air) N of Mexican border 213 Comment
  SD239819  Fraxinus velutina Mark A. Elvin 2005-3-15 4071 San Diego Peninsular Ranges, San Ysidro Mountains: Bee Canyon; S of Dulzura; ca. 2.8 km (air) N of Mexico. 213 Comment
  SD27730  Fraxinus velutina var. coriacea Charles F. Harbison 1940-8-4 San Diego Junction of Cottonwood Creek with Tia Juana River near international boundary. Comment
  SDSU16227  Funastrum cynanchoides var. hartwegii Michael G. Simpson, Otay Mtn. team 2003-5-3 2410 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SDSU17330  Funastrum cynanchoides var. hartwegii Michael G. Simpson, Otay Mtn. team 2003-5-3 2508 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 257 Comment
  SD187600  Funastrum heterophyllum Michael G Simpson, Otay Mtn. team 2003-5-3 2410 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SD188703  Funastrum heterophyllum Michael G Simpson, Otay Mtn. team 2003-5-3 2508 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 256 Comment
  SD254786  Funastrum heterophyllum Susan T Welker 1992-6-23 San Diego Barrett Junction, west of Potrero, on Hwy 94. About 1/4 mile east on Barrett Lake Road, on fence near disturbed grassy field 281 Comment
  RSA699472  Galium angustifolium Mark A. Elvin 2003-5-3 2616 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tiajuana River. 183 Comment
  SD189048  Galium angustifolium subsp. angustifolium Michael G Simpson, Otay Mtn. team 2003-5-3 2386 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SD233935  Galium angustifolium subsp. angustifolium Mark A. Elvin 2003-5-3 2616 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mountain, western Marron Valley, S of BM 838, ca. I(c) km N of Mexican border on slope above Tijuana Rover (Otay Mountain 7.5'Q) 182 Comment
  SDSU16243  Galium angustifolium subsp. angustifolium Michael G. Simpson, Otay Mtn. team 2003-5-3 2386 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  UCR128666  Galium angustifolium subsp. angustifolium Mark A. Elvin 2003-5-3 2616 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  UCR188407  Galium angustifolium subsp. angustifolium Michael G. Simpson, Otay Mountain Team 2003-5-3 3286 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 216 Comment
  IRVC27480  Galium aparine Mark A. Elvin, H. Spillman, et al. 2005-4-2 4141 San Diego E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San diego Preserve. Peninsular Ranges, San Ysidro Mountains 274 Comment
  SD169589  Galium aparine Mark A. Elvin, Harry Spillman et al. 2005-4-2 4141 San Diego E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San Diego Preserve. 274 Comment
  SD189049  Galium aparine Michael G Simpson, Otay Mtn. team 2003-5-3 2489 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 270 Comment
  SDSU17256  Galium aparine Michael G. Simpson, Otay Mtn. team 2003-5-3 2489 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 271 Comment
  UCR154178  Galium aparine Mark A. Elvin, H. Spillman et al. 2005-4-2 4141 San Diego Peninsular Ranges, San Ysidro Mountains, E side of Otay Mountain; Marron Creek along Marron Valley Road; 2.1 km (air) N of MX; near gate to City of San Diego Preserve 274 Comment
  UCR188757  Galium aparine Michael G. Simpson, Otay Mtn Team 2003-5-3 2489 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.7 miles north of Marron Road 271 Comment
  UCR107674  Galium nuttallii G. F. Pratt 1997-3-7 s.n. San Diego Peninsular Range, San Ysidro Mountains, SE foot of Otay Mtn, just north of Mexican border, on slopes to north of Marron Valley (= upper Tijuana River Valley), c. 5 mi. west of Tecate Peak 549 Comment
  RSA680959  Gastridium phleoides Fred M. Roberts, Andy Pigniolo, Kam Muri 2003-5-3 5712 San Diego Peninsular Range, San Ysidro Mtns.: Otay Mountain, south side near crest of ridge east of lower 'Butteweg Canyon' along the border trail, Tijuana River watershed., (32 deg 33'46N, 116 deg 47' 59W). 305 Comment
  RSA682259  Gastridium phleoides Mark Elvin 2003-5-3 2630 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tijuana River 183 Comment
  SD171201  Gastridium phleoides Mark A. Elvin 2004-4-24 3319 San Diego Otay Mountain, E side, along Marron Creek, E of Donohoe Springs 213 Comment
  SD188656  Gastridium phleoides Michael G Simpson, Otay Mtn. team 2003-5-3 2474 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 227 Comment
  SD234761  Gastridium phleoides Mark Elvin 2003-5-3 2630 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S. of BM838, ca. 1/2 km N of Mexican border on slope above Tijuana River 182 Comment
  SDSU17245  Gastridium ventricosum Michael G. Simpson, Otay Mtn. team 2003-5-3 2474 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 227 Comment
  UCR128528  Gastridium ventricosum Fred M. Roberts, Andy Pigniolo, Kam Muri 2003-5-3 5712 San Diego Peninsular Range, San Ysidro Mountains, Otay Mountain, south side near crest of ridge east of lower 'Butteweg Canyon' along the border trail, Tijuana River watershed 305 Comment
  UCR128631  Gastridium ventricosum Mark A. Elvin 2003-5-3 2630 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  UCR147897  Gastridium ventricosum Mark A. Elvin 2004-4-24 3319 San Diego San Ysidro Mountains, Otay Mountain, E side, along Marron Creek, east of Donohoe Springs 335 Comment
  UCR188766  Gastridium ventricosum Michael G. Simpson, Otay Mtn Team 2003-5-3 2474 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 227 Comment
  IRVC27707  Gazania linearis Mark A. Elvin, B. G. Baldwin 2004-5-4 3432 San Diego S of Dulzura along Marron Valley Road ca. 1km from Hwy 94. Peninsular Ranges, San Ysidro Mountains 412 Comment
  SD165794  Gazania linearis Mark A. Elvin, B. G. Baldwin 2004-5-4 3432 San Diego S of Dulzura along Marron Valley Road ca. 1km from Hwy 94. 412 Comment
  UCR154277  Gazania linearis Mark A. Elvin, B. G. Baldwin 2004-5-4 3432 San Diego Peninsular Ranges, San Ysidro Mountains, S of Dulzura along Marron Valley Road c. 1km from hwy 94 412 Comment
  SD13422  Geraea viscida Susan G. Stokes Jul 1895 San Diego Cottonwood Grade Comment
  IRVC27609  Geranium carolinianum Mark A. Elvin, H. Spillman, et al. 2005-4-2 4157 San Diego E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San diego Preserve. Peninsular Ranges, San Ysidro Mountains 274 Comment
  SD169274  Geranium carolinianum Mark A. Elvin, Harry Spillman et al. 2005-4-2 4157 San Diego E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San Diego Preserve. 274 Comment
  UCR154182  Geranium carolinianum Mark A. Elvin, H. Spillman et al. 2005-4-2 4157 San Diego Peninsular Ranges, San Ysidro Mountains, E side of Otay Mountain; Marron Creek along Marron Valley Road; 2.1 km (air) N of MX; near gate to City of San Diego Preserve 274 Comment
  IRVC27289  Gilia angelensis Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8836 San Diego Otay Mountain Wilderness Area (BLM property): southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone. San Ysidro Mountains 310 Comment
  IRVC27422  Gilia angelensis Mark A. Elvin 2005-3-15 4026 San Diego S of Dulzura near the head of Marron Creek; just E of Echo Spring; about unnamed ephemeral drainage beside Marron Valley Road. Peninsular Ranges, San Ysidro Mountains 427 Comment
  RSA704763  Gilia angelensis J. P. Rebman, Jeannie Gregory, K. Collins, D. Getinger 2003-5-4 8836 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mtns.; southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone. 310 Comment
  RSA708159  Gilia angelensis Mark Elvin 2005-3-15 4026 San Diego Peninsular Ranges, San Ysidro Moutains: S of Dulzura near the head of Marron Creek; just E of Echo Spring; about unnamed ephemeral drainage beside Marron Valley Road. 427 Comment
  SD162989  Gilia angelensis Jon P. Rebman, J. Gregory, K. Collins, & D. Getinger 2003-5-4 8836 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone 309 Comment
  SD175578  Gilia angelensis Mark A. Elvin 2005-3-15 4026 San Diego S of Dulzura near the head of Marron Creek; just E of Echo Spring; about unnamed ephemeral drainage beside Marron Valley Road. 427 Comment
  SD38785  Gilia angelensis Edith A. Purer 1934-3-26 5695 San Diego Cottonwood Creek Valley Comment
  SEINET8007856  Gilia angelensis Jon P. Rebman 2003-5-4 8836 San Diego Otay Mountain Wilderness Area ( BLM Property ), San Ysidro Mountain ; SW of Dulzura: vicinity of Sycamore Canyon 310 Comment
  UC1790145  Gilia angelensis Jon P. Rebman 2003-5-4 8836 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountians; southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone 309 Comment
  UCR154492  Gilia angelensis Mark A. Elvin 2005-3-15 4026 San Diego Peninsular Ranges, San Ysidro Mtns, S of Dulzura near the head of Marron Creek; just east of Echo Spring; about unnamed ephemeral drainage beside Marron Valley Road 427 Comment
  CAS-BOT-BC225277  Gilia capitata Mark A. Elvin 2004-4-24 3350 San Diego Mine Canyon, San Diego Plant Atlas grid - V16, SE side of Otay Mountain, San Ysidro Mountains 365 Comment
  IRVC27155  Gilia capitata Mark A. Elvin 2004-4-24 3350 San Diego SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16. San Ysidro Mountains 213 Comment
  IRVC28448  Gilia capitata Fred M. Roberts, Andy Pigniolo, Kam Muri 2003-5-3 5708 San Diego Otay Mountain, south side near crest of ridge east of lower "Butteweg Canyon" along the border trail, Tijuana River watershed Peninsular Range, San Ysidro Mountains 305 Comment
  RSA696142  Gilia capitata Fred M. Roberts, Andy Pinolo, Kam Muri 2003-5-3 5708 San Diego Peninsular Range, San Ysidro Mtns.: Otay Mountain, south side near crest of ridge east of lower Butteweg Canyon along the border trail, Tijuana River watershed. 305 Comment
  RSA708379  Gilia capitata Mark Elvin 2004-4-24 3350 San Diego San Ysidro Mountains: SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16 213 Comment
  UCR128520  Gilia capitata Fred M. Roberts, Andy Pigniolo, Kam Muri 2003-5-3 5708 San Diego Peninsular Range, San Ysidro Mountains, Otay Mountain, south side near crest of ridge east of lower 'Butteweg Canyon' along the border trail, Tijuana River watershed 305 Comment
  UCR147364  Gilia capitata Mark A. Elvin 2004-4-24 3350 San Diego San Ysidro Mountains, SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16 366 Comment
  IRVC27259  Gilia capitata subsp. abrotanifolia Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8829 San Diego Otay Mountain Wilderness Area (BLM property): southwest of Dulzura: vicinity of Sycamore Canyon. San Ysidro Mountains 325 Comment
  RSA704762  Gilia capitata subsp. abrotanifolia J. P. Rebman, Jeannie Gregory, K. Collins, D. Getinger 2003-5-4 8829 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; southwest of Dulzura: vicinity of Sycamore Canyon. 325 Comment
  SD162988  Gilia capitata subsp. abrotanifolia Jon P. Rebman, J. Gregory, K. Collins, & D. Getinger 2003-5-4 8829 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; southwest of Dulzura: vicinity of Sycamore Canyon 324 Comment
  SD175587  Gilia capitata subsp. abrotanifolia Mark A. Elvin 2004-4-24 3350 San Diego SE side of Otay Mountain: Mine Canyon 213 Comment
  SD188986  Gilia capitata subsp. abrotanifolia Michael G Simpson, Otay Mtn. team 2003-5-3 2382 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SD234979  Gilia capitata subsp. abrotanifolia Fred M. Roberts, Andy Pigniolo, Kam Muri 2003-5-3 5708 San Diego Peninsular Range, San Ysidro Mountains: Otay Mountain, south side near crest of ridge east of lower Butteweg Canyon along the border trail, Tijuana River watershed (Otay Mountain 7.5' Q) 305 Comment
  SDSU16244  Gilia capitata subsp. abrotanifolia Michael G. Simpson, Otay Mtn. team 2003-5-3 2382 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  UCR188403  Gilia capitata subsp. abrotanifolia Michael G. Simpson, Otay Mountain Team 2003-5-3 2382 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 216 Comment
  SD99551  Githopsis diffusa subsp. diffusa Thomas Oberbauer 1978-4-15 112 San Diego Dulzura, near gate on Marron Valley Road Comment
  IRVC27313  Githopsis diffusa subsp. filicaulis Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8839 San Diego Otay Mountain Wilderness Area (BLM property): southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone. San Ysidro Mountains 310 Comment
  SD163068  Githopsis diffusa subsp. filicaulis Jon P. Rebman, J. Gregory, K. Collins, & D. Getinger 2003-5-4 8839 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone 309 Comment
  SEINET7993471  Githopsis diffusa subsp. filicaulis Jon P. Rebman 2003-5-4 8839 San Diego Otay Mountain Wilderness Area ( BLM Property ), San Ysidro Mountain ; SW of Dulzura: vicinity of Sycamore Canyon 310 Comment
  UC1790240  Githopsis diffusa subsp. filicaulis Jon P. Rebman 2003-5-4 8839 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountians; southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone 309 Comment
  UCR156547  Githopsis diffusa subsp. filicaulis Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8839 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; SW of Dulzura: along Sycamore Canyon at the convergence with a nother riparian zone 310 Comment
  IRVC27488  Gnaphalium canescens subsp. microcephalum Mark A. Elvin, H. Spillman, et al. 2005-4-2 4133 San Diego E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San diego Preserve. Peninsular Ranges, San Ysidro Mountains 274 Comment
  IRVC27676  Gnaphalium palustre Mark A. Elvin, H. Eilers, et al. 2005-4-2 4106 San Diego E side of Otay Mtn; head of Mine Cyn near old homestead/house; S of road to Sycamore Cyn. Peninsular Ranges, San Ysidro Mountains 473 Comment
  RSA661279  Gutierrezia californica A. C. Sanders, Mark Elvin 2000-8-4 23598 San Diego Monardella Gulch', tributary of Cottonwood Creek on W slope of Tecate Peak, above E end Marron Valley and just north of the Mexican border 488 Comment
  RSA699665  Gutierrezia californica Mark Elvin 2003-5-3 2615 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tiajuana River. 183 Comment
  SD188749  Gutierrezia californica Michael G Simpson, Otay Mtn. team 2003-5-3 2485 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 270 Comment
  SD222170  Gutierrezia californica Mark A. Elvin 2005-6-7 4429 San Diego Peninsular Ranges: San Ysidro Mtns: E Otay Mtn., Head of Mine Cyn ca 0.5km (air) W of Echo Spring. 518 Comment
  SD233746  Gutierrezia californica Mark A. Elvin 2003-5-3 2615 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border on slope above Tijuana River. 182 Comment
  SD9127  Gutierrezia californica unknown 1885-6-20 San Diego Scheckler's Grade Comment
  UCR112904  Gutierrezia californica A. C. Sanders, Mark Elvin 2000-8-4 23598 San Diego Peninsular Range, San Ysidro Mountains, 'Monardella Gulch', tributary of Cottonwood Creek on W slope of Tecate Peak, above east end Marron Valley and just north of the Mexican border 488 Comment
  UCR128665  Gutierrezia californica Mark A. Elvin 2003-5-3 2615 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  UCR175533  Gutierrezia californica Mark A. Elvin 2005-6-7 4429 San Diego Peninsular Ranges, San Ysidro Mtns: East Otay Mtn, head of Mine Canyon c. 0.5 (air) km west of Echo Spring 518 Comment
  CAS-BOT-BC302167  Gutierrezia sarothrae Ira L. Wiggins 1926-2-20 1804 San Diego Apiary near Dulzura Divide on s.e. slope Comment
  RSA206249  Gutierrezia sarothrae Reid V. Moran 1966-10-22 13707 San Diego E of Cottonwood Creek, Marron Valley 175 Comment
  SD196277  Gutierrezia sarothrae Warren Schmidtmann, Matt Guilliams 2007-5-21 67 San Diego Dulzura, Marron Valley Rd, approx. 4 air miles south of intersection with St. Hwy 94, approx 1/2 miles north of US / Mexico Border 244 Comment
  SD254879  Gutierrezia sarothrae Susan T Welker 1992-6-23 San Diego South-facing slope, approx I(c) mile east of Barrett Junction on Barrett Lake Road. 283 Comment
  SD63309  Gutierrezia sarothrae Reid Moran 1965-11-11 12254 San Diego West slope of Tecate Mountain 449 Comment
  SD64079  Gutierrezia sarothrae Reid Moran 1966-10-22 13707 San Diego Flat east of Cottonwood Creek, Marron Valley 174 Comment
  SDSU17260  Gutierrezia sarothrae Michael G. Simpson, Otay Mtn. team 2003-5-3 2485 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 271 Comment
  UC650604  Gutierrezia sarothrae Ira L. Wiggins 1926-2-20 1804 San Diego apiary near Dulzura Divide (on se slope) Comment
  UCR138113  Haplopappus menziesii C. Reiser 2000-4-6 s.n. San Diego San Ysidro Mtns., Marron Valley, just west of confluence of Cottonwood Creek and Tecate Creek near border 183 Comment
  UCR58631  Haplopappus menziesii Reid Moran 1966-10-22 13703 San Diego Peninsular Range, San Ysidro Mountains, [Otay Mtn. area] east of Cottonwood Creek, Marron Valley 175 Comment
  UCR95838  Haplopappus menziesii Reid Moran 1966-10-22 13703 San Diego Peninsular Range, San Ysidro Mountains, [Otay Mtn. area] east of Cottonwood Creek, Marron Valley 175 Comment
  SEINET10571295  Haplopappus venetus Reid Moran 1966-10-22 Moran 13703 Unknown San Diego Country: east of Cottonwood Creek, Marron Valley. Sandy flat. 175 Comment
  RSA699473  Hedypnois cretica Mark Elvin 2003-5-3 2618 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tiajuana River. 183 Comment
  SD188753  Hedypnois cretica Michael G Simpson, Otay Mtn. team 2003-5-3 2428 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.7 miles north of Marron Road. 231 Comment
  SD233748  Hedypnois cretica Mark A. Elvin 2003-5-3 2618 San Diego Peninsular ranges, San Ysidro Mountains: SE side of Otay Mnt., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border on slope above Tijuana River 182 Comment
  SDSU17229  Hedypnois cretica Michael G. Simpson, Otay Mtn. team 2003-5-3 2428 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.7 miles north of Marron Road. 232 Comment
  UCR128668  Hedypnois cretica Mark A. Elvin 2003-5-3 2618 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  UCR188732  Hedypnois cretica Michael G. Simpson, Otay Mtn Team 2003-5-3 2428 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.7 miles north of Marron Road 232 Comment
  CAS-BOT-BC211505  Helianthemum scoparium Ira L. Wiggins 1926-2-19 1813 a San Diego 21 mi. west of Campo Comment
  LA204742  Helianthemum scoparium Ira L. Wiggins; 1926-2-19 1813 a San Diego 21 mi. W of Campo Comment
  RSA0028916  Helianthemum scoparium J. Andre 2013-3-3 23932 San Diego Northwest of Tecate Peak, along Hwy 94 approx. 1 mile west of Barret Junction, east of Dulzura, 8.5 miles E of jct. with Otay Lakes Road. 301 Comment
  UCR107671  Helianthemum scoparium G. F. Pratt 1997-3-7 s.n. San Diego Peninsular Range, San Ysidro Mountains, SE foot of Otay Mtn, just north of Mexican border, on slopes to north of Marron Valley (= upper Tijuana River Valley), c. 5 mi. west of Tecate Peak 549 Comment
  POM177036  Helianthemum scoparium var. aldersonii I. L. Wiggins 1926-2-19 1813 a San Diego Burned over slopes 21 mi. W. of Campo. Comment
  IRVC27416  Helianthus annuus Mark A. Elvin 2005-3-15 4033 San Diego S of Dulzura near the head of Marron Creek; just E of Echo Spring; about unnamed ephemeral drainage beside Marron Valley Road. Peninsular Ranges, San Ysidro Mountains 427 Comment
  SD165784  Helianthus annuus Mark A. Elvin 2005-3-15 4033 San Diego S of Dulzura near the head of Marron Creek; just E of Echo Spring; about unnamed ephemeral drainage beside Marron Valley Road. 427 Comment
  UCR154309  Helianthus annuus Mark A. Elvin 2005-3-15 4033 San Diego Peninsular Ranges, San Ysidro Mtns, S of Dulzura near the head of Marron Creek; just east of Echo Spring; about unnamed ephemeral drainage beside Marron Valley Road 427 Comment
  IRVC27770  Helianthus californicus Mark A. Elvin 2005-3-15 4052 San Diego Bee Canyon; S of Dulzura; ca. 4.3km (air) N of Mexico. Peninsular Ranges, San Ysidro Mountains 351 Comment
  SD169906  Helianthus californicus Mark A. Elvin 2005-3-15 4052 San Diego Bee Canyon; S of Dulzura; ca. 4.3km (air) N of Mexico. 351 Comment
  UCR154484  Helianthus californicus Mark A. Elvin 2005-3-15 4052 San Diego Bee Canyon; south of Dulzura; c. 4.3 km (air) N of Mexico 1150 Comment
  SBBG117323  Helianthus gracilentus C. Bornstein, E. Collins 2003-6-19 San Diego Otay Mtn Truck Trail, ca. 1.9 mi W of Marron Valley Rd 533 Comment
  SD13487  Helianthus gracilentus Susan G. Stokes Jul 1903 San Diego Cottonwood Grade. Comment
  SD18141  Heliotropium curassavicum var. oculatum Frank F. Gander 1937-6-25 4271 San Diego Cottonwood Creek, Campo Road Comment
  SD256441  Heliotropium curassavicum var. oculatum Warren Schmidtmann 2013-8-30 395 San Diego Otay Mountain; near 0.5 mi N of US/ Mexican Border; S of Marron Valley; A1 Road monitoring staging area; 5.16 mi SW Barrett Junction along Highway 94 (Campo Road) 178 Comment
  RSA691921  Hemizonia fasciculata Mark Elvin 2003-5-3 2601 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mts., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border on slope above Tijuana River. 183 Comment
  UCR128338  Hemizonia fasciculata Mark A. Elvin 2003-5-3 2601 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  UCR48589  Hemizonia floribunda R. D. Goeden 1987-10-8 s.n. San Diego Peninsular Range, north of and below Hwy 94 at Barrett Junction 305 Comment
  SEINET7993871  Herniaria hirsuta subsp. cinerea Jon P. Rebman 2003-5-4 8841 San Diego Otay Mountain Wilderness Area ( BLM Property ), San Ysidro Mountain ; SW of Dulzura: vicinity of Sycamore Canyon 310 Comment
  UCR156844  Herniaria hirsuta subsp. cinerea Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8841 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; SW of Dulzura: along Sycamore Canyon at the convergence with a nother riparian zone 310 Comment
  SD134479  Herniaria hirsuta var. cinerea Craig Reiser 1991-6-3 San Diego Dulzura, on Clark Ranch near Donohoe Mountain Comment
  SD163060  Herniaria hirsuta var. cinerea Jon P. Rebman, J. Gregory, K. Collins, & D. Getinger 2003-5-4 8841 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone 309 Comment
  SDSU16058  Herniaria hirsuta var. cinerea Jon Rebman, J. Gregory, K. Collins, & D. Getinger 2003-5-4 8841 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountians; southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone 310 Comment
  IRVC27645  Hesperocnide tenella Mark A. Elvin 2004-4-24 3333 San Diego Otay Mountain; SE base, W end Marron Valley on slopes of mtn. N of Tijana R., between Mine and Butteweg canyons. San Ysidro Mountains 168 Comment
  UCR147330  Hesperocnide tenella Mark A. Elvin 2004-4-24 3333 San Diego San Ysidro Mountains, Otay Mountain; SE base, W end Marron Valley on slopes of mtn. N of Tijuana River, between Mine and Butteweg canyons 168 Comment
  LA6480  Hesperocyparis forbesii Carl Epling; William Robison 1932-3-31 sn San Diego Barrett Comment
  SD188600  Hesperocyparis forbesii Michael G Simpson, Otay Mtn. team 2003-5-3 2422 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.7 miles north of Marron Road. 231 Comment
  SD63312  Hesperocyparis forbesii Reid Moran 1965-11-11 12252 San Diego Small stand in arroyo, west slope of Tecate Mountain 449 Comment
  SDSU17224  Hesperocyparis forbesii Michael G. Simpson, Otay Mtn. team 2003-5-3 2422 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.7 miles north of Marron Road. 232 Comment
  SJSU14608  Hesperocyparis forbesii C. L. Schmidt 1981-1-6 San Diego 1 mi SW of Barrett Comment
  RSA788758  Heteromeles arbutifolia R. W. Spjut 2008-2-13 16197 San Diego Penninsular Ranges. BLM: San Ysidro Mts. Otay Mt., Old Truck Trail. 750 Comment
  SD189036  Heteromeles arbutifolia Michael G Simpson, Otay Mtn. team 2003-5-3 2435 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.7 miles north of Marron Road. 231 Comment
  SDSU17123  Heteromeles arbutifolia Michael G. Simpson, Otay Mtn. team 2003-5-3 2435 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.7 miles north of Marron Road. 232 Comment
  UCR112836  Heteromeles arbutifolia A. C. Sanders, Mark Elvin 2000-8-4 23619 San Diego Peninsular Range, San Ysidro Mountains, Mine Canyon, north of Marron Valley on E side of Otay Mtn. 305 Comment
  UCR188746  Heteromeles arbutifolia Michael G. Simpson, Otay Mtn Team 2003-5-3 2435 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.7 miles north of Marron Road 232 Comment
  RSA0075858  Heterotheca grandiflora N. C. Cooper 1949-3-17 3132 San Diego Barrett. 304 Comment
  SD23060  Heterotheca grandiflora Frank F. Gander 1938-10-5 6703 San Diego Cottonwood Grade Comment
  SDSU4596  Heterotheca grandiflora R. M. Beauchamp 1967-2-22 205 San Diego Beside Dulzura Creek east of wier on Hwy. 94. Comment
  RSA682359  Hirschfeldia incana Mark Elvin 2003-5-3 2584 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tijuana River 183 Comment
  SD16509  Hirschfeldia incana Frank F. Gander 1937-1-14 2994 San Diego Campo Road at Bee Canyon. Comment
  SD187785  Hirschfeldia incana Michael G Simpson, Otay Mtn. team 2003-5-3 2406 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SD233788  Hirschfeldia incana Mark A. Elvin 2003-5-3 2584 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border on slope above Tijuana River (Otay Mountain 7.5'Q) 182 Comment
  SDSU16230  Hirschfeldia incana Michael G. Simpson, Otay Mtn. team 2003-5-3 2406 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  IRVC27719  Hordeum murinum Mark A. Elvin, H. Eilers, et al. 2005-4-2 4109 San Diego E side of Otay Mtn; head of Mine Cyn near old homestead/house; S of road to Sycamore Cyn. Peninsular Ranges, San Ysidro Mountains 473 Comment
  UCR154259  Hordeum murinum Mark A. Elvin, H. Eilers et al. 2005-4-2 4109 San Diego Peninsular Ranges, San Ysidro Mountains, E side of Otay Mountain; head of Mine Canyon near old homestead/house; south of road to Sycamore Canyon 473 Comment
  IRVC27316  Hordeum murinum subsp. glaucum Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8832 San Diego Otay Mountain Wilderness Area (BLM property): southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone. San Ysidro Mountains 310 Comment
  SD163172  Hordeum murinum subsp. glaucum Jon P. Rebman, J. Gregory, K. Collins, & D. Getinger 2003-5-4 8832 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone 309 Comment
  SD177418  Hordeum murinum subsp. glaucum Mark A. Elvin, Henry Eilers et al. 2005-4-2 4109 San Diego E side of Otay Mtn; head of Mine Cyn near old homestead/house; S of road to Sycamore Cyn. 473 Comment
  SEINET8006476  Hordeum murinum subsp. glaucum Jon P. Rebman 2003-5-4 8832 San Diego Otay Mountain Wilderness Area ( BLM Property ), San Ysidro Mountain ; SW of Dulzura: vicinity of Sycamore Canyon 325 Comment
  UCR156563  Hordeum murinum subsp. glaucum Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8832 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; SW of Dulzura: along Sycamore Canyon at the convergence with a nother riparian zone 310 Comment
  SD2031  Hornungia procumbens Fidella G. Woodcock Apr 1929 San Diego Marsh near tidelands, near Marine Base Comment
  SD113610  Hosackia crassifolia var. otayensis Darley F. Howe 1956-5-12 2535 San Diego East side of Otay Mountain on Marron Road Comment
  SD113622  Hosackia crassifolia var. otayensis Darley F. Howe 1956-5-12 2536 San Diego East side of Otay Mountain on Marron Road 914 Comment
  RSA206250  Hymenoclea monogyra Reid V. Moran 1966-10-22 13708 San Diego E of Cottonwood Creek, Marron Valley 175 Comment
  RSA699668  Hypochaeris glabra Mark Elvin 2003-5-3 2609 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tiajuana River. 183 Comment
  SD233749  Hypochaeris glabra Mark A. Elvin 2003-5-3 2609 San Diego Peninsular ranges, San Ysidro Mountains: SE side of Otay Mnt., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border on slope above Tijuana River 182 Comment
  UCR128604  Hypochaeris glabra Mark A. Elvin 2003-5-3 2609 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  GH414071  Isocoma M. A. Lane 1986-9-3 3086 Unknown Marron Valley Road, 5.1 mi S of CA state hwy 94 243 Comment
  GH414072  Isocoma M. A. Lane 1986-9-3 3087 Unknown Marron Valley Road, 5.4 mi S of CA state hwy 94 (taking left branch at both forks in road) 243 Comment
  GH417978  Isocoma menziesii M. A. Lane 1986-9-3 3087 Unknown Marron Valley Road, 5.4 mi S of CA state hwy 94 (taking left branch at both forks in road) 243 Comment
  LA105752  Isocoma menziesii Reid Moran; 1966-10-22 13703 San Diego Marron Valley, E of Cottonwood Creek 175.0 Comment
  RSA504891  Isocoma menziesii Reid V. Moran 1966-10-22 13703 San Diego E of Cottonwood Creek, Marron Valley 175 Comment
  RSA519315  Isocoma menziesii Reid V. Moran 1966-10-22 13703 San Diego E of Cottonwood Creek, Marron Valley 175 Comment
  SBBG92703  Isocoma menziesii R. Moran 1966-10-22 13703 San Diego E of Cottonwood Crk, Marrion Valley 175 Comment
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Dec 1 2008
  SD152640  Isocoma menziesii Craig Reiser 2000-4-6 San Diego Marron Valley, just west of confluence of Cottonwood Creek and Tecate Creek near border. Comment
  SEINET2053150 Image available Isocoma menziesii Reid Moran 1966-10-22 13703 San Diego East of Cottonwood Creek, Marron Valley. 175 Comment
  UCD170312  Isocoma menziesii Reid Moran 1966-10-22 13703 San Diego E of Cottonwood Creek, Marron Valley. 175 Comment
  SD123268 Image available Isocoma menziesii var. menziesii Reid Moran 1966-10-22 13703 San Diego Marron Valley. Fairly common on sandy flat east of Cottonwood Creek. 174 Comment
  SD64074  Isocoma menziesii var. menziesii Reid Moran 1966-10-22 13706 San Diego Marron Valley 174 Comment
  SD65796  Isocoma menziesii var. menziesii Reid Moran 1966-10-22 13703 San Diego E of Cottonwood Creek, Marron Valley 174 Comment
  SD72717  Isocoma menziesii var. menziesii Reid Moran 1965-11-11 12257 San Diego E of Cottonwood Creek, Marron Valley 174 Comment
  UC1564712  Isocoma menziesii var. menziesii Reid Moran 1966-10-22 13703 San Diego e Cottonwood Creek; Marron Valley 175 Comment
  UCSB58500  Isocoma menziesii var. vernonioides Moran, Reid 1966-10-22 San Diego East of Cottonwood Creek, Marron Valley 175 Comment
  SEINET7989618  Isocoma veneta Reid Venable Moran 1966-10-22 13703 San Diego San Diego, California, E of Cottonwood Creek, Marron Valley 175 Comment
  IRVC27068  Isomeris arborea Mark A. Elvin 2004-4-24 3384 San Diego Otay Mountain; SE side, NW Marron Valley along Marron Valley Road; San Diego Plant Atlas grid-V17. San Ysidro Mountains 213 Comment
  RSA710957  Isomeris arborea Mark Elvin 2004-4-24 3384 San Diego San Ysidro Mountains: Otay Mountain, SE side, NW Marron Valley aling Marron Valley Road; San Diego Plant Atlas grid-V17 213 Comment
  UCR147321  Isomeris arborea Mark A. Elvin 2004-4-24 3384 San Diego San Ysidro Mountains, Otay Mountain; SE side, NW Marron Valley along Marron Valley Road; San Diego Plant Atlas grid-V17 213 Comment
  CAS-BOT-BC324886  Iva hayesiana A. C. Sanders; Mark Elvin 2000-8-4 23616 Kern Along Marron Valley Road in drainage of western tributary to Cottonwood Creek, 3.6 miles south of junction with Highway 94 at old house site near Donohoe Spring, Otay Mountain 7.5' Q., Otay Mountain Region 304 Comment
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Oct 30 2017
  RSA298690  Iva hayesiana D. C. Michener, Walter Wisura 1982-8-25 4185 San Diego San Ysidro Mtns.- north-facing (dry) tributary of Marron Valley, 2 air miles south of Delzura School Comment
  RSA653402  Iva hayesiana A. C. Sanders, Mark Elvin 2000-8-4 23615 San Diego Otay Mountain region: along Marron Valley Road, in drainage of western tributary to Cottonwood Creek, 4 miles south of junction with Hwy 94. 244 Comment
  UCR112833  Iva hayesiana A. C. Sanders, Mark Elvin 2000-8-4 23615 San Diego Peninsular Range, San Ysidro Mountains, Otay Mtn. area, along Marron Valley Road, in drainage of western tributary to Cottonwood Creek, 4 miles south of junction with Hwy 94 244 Comment
  UCR112835  Iva hayesiana A. C. Sanders, Mark Elvin 2000-8-4 23616 San Diego Peninsular Range, San Ysidro Mountains, Otay Mtn. area, along Marron Valley Road, in drainage of western tributary to Cottonwood Creek, 3.6 miles south of junction with Hwy 94, at old house site near Donohoe Spring 305 Comment
  SD239646  Johnstonella micromeres Mark A. Elvin, Henry Eilers et al. 2005-4-2 4113 San Diego Peninsular Ranges, San Ysidro Mountains: E side of Otay Mountain: head of Mine Canyon near old homestead/house; S of road to Sycamore Canyon (Otay Mountain 7.5'Q) 473 Comment
  UCR147368  Juncus Mark A. Elvin 2004-4-24 3313 San Diego San Ysidro Mountains, Otay Mountain, E side, along Marron Creek, east of Donohoe Springs 335 Comment
  SD18150  Juncus acutus Frank F. Gander 1937-6-25 4280 San Diego Cottonwood Creek, Campo Road. Comment
  UCR112840  Juncus acutus A. C. Sanders, Mark Elvin 2000-8-4 23611 San Diego Peninsular Range, San Ysidro Mountains, Mine Canyon, north of Marron Valley on E side of Otay Mtn. 305 Comment
  RSA652919  Juncus acutus subsp. leopoldii A. C. Sanders, Mark A. Elvin 2000-8-4 23611 San Diego Otay Mountains: Mine Canyon, N of Marron Valley on E side of Otay Mtn. 244 Comment
  SD188617  Juncus acutus subsp. leopoldii Michael G Simpson, Otay Mtn. team 2003-5-3 2503 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 302 Comment
  SDSU17338  Juncus acutus subsp. leopoldii Michael G. Simpson, Otay Mtn. team 2003-5-3 2503 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 303 Comment
  UCR188736  Juncus acutus subsp. leopoldii Michael G. Simpson, Otay Mtn Team 2003-5-3 2503 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 303 Comment
  IRVC27484  Juncus bufonius Mark A. Elvin, H. Spillman, et al. 2005-4-2 4137 San Diego E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San diego Preserve. Peninsular Ranges, San Ysidro Mountains 274 Comment
  IRVC27721  Juncus bufonius Mark A. Elvin, H. Eilers, et al. 2005-4-2 4107 San Diego E side of Otay Mtn; head of Mine Cyn near old homestead/house; S of road to Sycamore Cyn. Peninsular Ranges, San Ysidro Mountains 473 Comment
  RSA709206  Juncus bufonius Mark Elvin 2005-4-2 4107 San Diego Peninsular Ranges, San Ysidro Mountains: East side of Otay Mtn.; head of Mine Canyon near old homestead/house; S of road to Sycamore Canyon. 473 Comment
  SD18151  Juncus bufonius Frank F. Gander 1937-6-25 4281 San Diego Cottonwood Creek, Campo Road. Comment
  UCR154257  Juncus bufonius Mark A. Elvin, H. Eilers et al. 2005-4-2 4107 San Diego Peninsular Ranges, San Ysidro Mountains, E side of Otay Mountain; head of Mine Canyon near old homestead/house; south of road to Sycamore Canyon 473 Comment
  UCR154506  Juncus bufonius Mark A. Elvin 2005-3-15 4030 San Diego Peninsular Ranges, San Ysidro Mtns, S of Dulzura near the head of Marron Creek; just east of Echo Spring; about unnamed ephemeral drainage beside Marron Valley Road 427 Comment
  UCR177236  Juncus bufonius Mark A. Elvin 2003-5-3 2660 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., Marron Valley, along Cottonwood Creek c. 1 km north of the Mexican border 198 Comment
  SD169506  Juncus bufonius var. bufonius Mark A. Elvin, Harry Spillman et al. 2005-4-2 4137 San Diego E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San Diego Preserve. 274 Comment
  SD240783  Juncus bufonius var. bufonius Mark A. Elvin 2005-3-15 4030 San Diego Peninsular Ranges, San Ysidro Mountains: S of Dulzura near the head of Marron Creek; just E of Echo Spring; about unnamed ephemeral drainage beside Marron Valley Road (Otay Mountain 7.5'Q) 427 Comment
  SD170120  Juncus bufonius var. congestus Mark A. Elvin, Henry Eilers et al. 2005-4-2 4107 San Diego E side of Otay Mtn; head of Mine Cyn near old homestead/house; S of road to Sycamore Cyn. 473 Comment
  UCR177235  Juncus bufonius var. congestus Mark A. Elvin 2003-5-3 2660 A San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., Marron Valley, along Cottonwood Creek c. 1 km north of the Mexican border 198 Comment
  SD18143  Juncus dubius Frank F. Gander 1937-6-25 4273 San Diego Cottonwood Creek, Campo Road. Comment
  SD239495  Juncus dubius Mark A. Elvin 2004-4-24 3313 San Diego San Ysidro Mountains: Otay Mountain, E side, along Marron Creek, E of Danhoe Springs. 213 Comment
  SD18153  Juncus mexicanus Frank F. Gander 1937-6-25 4283 San Diego Cottonwood Creek, Campo Road. Comment
  CAS-BOT-BC235522  Keckiella antirrhinoides Ira L. Wiggins 1926-2-19 1802 San Diego 1 1/2 miles east of Dulzura Comment
  CAS-BOT-BC235527  Keckiella antirrhinoides Barbara Ertter; Jeffrey Strachan 1980-5-24 3510 San Diego Along Highway 94 west of Barrett Junction east of Dulzum Summit 487 Comment
  JEPS8736  Keckiella antirrhinoides Dr. L. M. Newlon 349 San Diego 4 mi e Dulzura Comment
  JEPS89267  Keckiella antirrhinoides Rimo Bacigalupi, and L. R. Heckard, P. C. Hutchison 1962-3-17 8284 San Diego near Dulzura (along Calif Hwy 94, 6 mi e of junction with upper Otay Lakes road) Comment
  RSA699477  Keckiella antirrhinoides Mark A. Elvin 2003-5-3 2611 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tiajuana River. 183 Comment
  SD10722  Keckiella antirrhinoides Frank F. Gander 1935-3-20 145 6 San Diego Near Barrett Junction, Campo Road Comment
  SD111896  Keckiella antirrhinoides Barbara Ertter, Jeffrey Strachan 1980-5-24 3510 San Diego Steep chaparral slopes on granite, along Highway 94 west of Barrett Junction, east of Dulzura Summit. 487 Comment
  UC483432  Keckiella antirrhinoides Ira L. Wiggins 1926-2-20 1802 San Diego near summit of grade above Dulzura (on Campo Road) Comment
  UCR128662  Keckiella antirrhinoides Mark A. Elvin 2003-5-3 2611 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  POM203944  Keckiella antirrhinoides subsp. antirrhinoides I. L. Wiggins 1926-2-20 1802 San Diego Near summit of grade above Dulzura on Campo Road, in heavy chaparral. Comment
  IRVC28152  Keckiella antirrhinoides var. antirrhinoides Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8813 San Diego Otay Mountain Wilderness Area (BLM property): southwest of Dulzura: vicinity of Sycamore Canyon. San Ysidro Mountains 325 Comment
  LA209303  Keckiella antirrhinoides var. antirrhinoides Carl Epling; William Robison 1932-3-31 sn San Diego Barrett Comment
  LA209307  Keckiella antirrhinoides var. antirrhinoides Ira L. Wiggins; 1926-2-20 1802 San Diego Near summit of grade above Dulzura on Campo road Comment
  NY42722  Keckiella antirrhinoides var. antirrhinoides J. B. Walker 1995-3-23 1281 San Diego W of Tecate, 5km E of Barret Junction, along Hwy 94 500 Comment
  NY786547  Keckiella antirrhinoides var. antirrhinoides B. J. Ertter 1980-5-24 3510 San Diego Along Highway 94 west of Barrett Junction east of Dulzum Summit 487.7 Comment
  SD162873  Keckiella antirrhinoides var. antirrhinoides Jon P. Rebman, J. Gregory, K. Collins, & D. Getinger 2003-5-4 8813 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; southwest of Dulzura: vicinity of Sycamore Canyon 324 Comment
  SD189074  Keckiella antirrhinoides var. antirrhinoides Michael G Simpson, Otay Mtn. team 2003-5-3 2385 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SD233987  Keckiella antirrhinoides var. antirrhinoides Mark A. Elvin 2003-5-3 2611 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BLM 838, ca. 1/2 km N of Mexican border on slope above Tijuana River. 182 Comment
  SDSU16213  Keckiella antirrhinoides var. antirrhinoides Michael G. Simpson, Otay Mtn. team 2003-5-3 2385 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SEINET8004769  Keckiella antirrhinoides var. antirrhinoides Jon P. Rebman 2003-5-4 8813 San Diego Otay Mountain Wilderness Area ( BLM Property ), San Ysidro Mountain ; SW of Dulzura: vicinity of Sycamore Canyon 325 Comment
  UC1790184  Keckiella antirrhinoides var. antirrhinoides Jon P. Rebman 2003-5-4 8813 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountians; southwest of Dulzura: vicinity of Sycamore Canyon 324 Comment
  UCR156541  Keckiella antirrhinoides var. antirrhinoides Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8813 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; SW of Dulzura: vicinity of Sycamore Canyon 325 Comment
  UCR188406  Keckiella antirrhinoides var. antirrhinoides Michael G. Simpson, Otay Mountain Team 2003-5-3 2385 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 216 Comment
  CAS-BOT-BC235794  Keckiella cordifolia LeRoy Abrams 1903-6-5 3905 San Diego Cottonwood Grade, near Potrero Comment
  SD189075  Keckiella cordifolia Michael G Simpson, Otay Mtn. team 2003-5-3 2424 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.7 miles north of Marron Road. 231 Comment
  SDSU17226  Keckiella cordifolia Michael G. Simpson, Otay Mtn. team 2003-5-3 2424 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.7 miles north of Marron Road. 232 Comment
  UCR188730  Keckiella cordifolia Michael G. Simpson, Otay Mtn Team 2003-5-3 2424 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.7 miles north of Marron Road 232 Comment
  A365831  Keckiella ternata L. Abrams 1903-6-4 3726 Unknown between Portrero and Cottonwood valley Comment
  GH365847  Keckiella ternata L. Abrams 1903-6-4 3726 Unknown between Portrero and Cottonwood valley Comment
  NY790438  Keckiella ternata subsp. ternata L. Abrams 1903-6-4 3726 San Diego Potrero to Cottonwood Valley Comment
  POM156094  Keckiella ternata subsp. ternata L. R. Abrams 1903-6-4 3726 San Diego Cottonwood grade, near Potrero Comment
  CAS-BOT-BC238317  Keckiella ternata var. ternata LeRoy Abrams 1903-6-4 3726 San Diego Dry ridges between Potrero and Cottonwood Valley Comment
  CAS-BOT-BC273862  Lamarckia aurea Ira L. Wiggins 1926-2-19 1795 San Diego Near Dulzura Comment
  RSA682875  Lamarckia aurea Mark Elvin 2003-5-3 2621 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tijuana River 183 Comment
  SD188662  Lamarckia aurea Michael G Simpson, Otay Mtn. team 2003-5-3 2507 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 256 Comment
  SD233696  Lamarckia aurea Mark A. Elvin 2003-5-3 2621 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca 1/2 km N of Mexican border on slope above Tijuana River. 182 Comment
  SDSU17331  Lamarckia aurea Michael G. Simpson, Otay Mtn. team 2003-5-3 2507 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 257 Comment
  UCR107667  Lamarckia aurea G. F. Pratt 1997-3-7 s.n. San Diego Peninsular Range, San Ysidro Mountains, SE foot of Otay Mtn, just north of Mexican border, on slopes to north of Marron Valley (= upper Tijuana River Valley), c. 5 mi. west of Tecate Peak 549 Comment
  UCR128678  Lamarckia aurea Mark A. Elvin 2003-5-3 2621 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  UCR188738  Lamarckia aurea Michael G. Simpson, Otay Mtn Team 2003-5-3 2507 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 257 Comment
  SD234992  Lastarriaea coriacea Mark A. Elvin 2003-5-3 2679 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mountain, Marron Valley, along Cottonwood Creek ca. 1 km N of the Mexican border (Otay Mountain 7.5' Q) 167 Comment
  SD5681  Lasthenia californica Fidella G. Woodcock Apr 1929 San Diego Salt marshes near the sea, near Marine Base. Comment
  IRVC26545  Lasthenia coronaria Mark A. Elvin 2003-5-3 2674 San Diego SE side of Otay Mountain, Marron Valley, along Cottonwood Creek ca. 1.0km N of the Mexican border. Peninsular Ranges, San Ysidro Mountains 168 Comment
  RSA683121  Lasthenia coronaria Mark Elvin 2003-5-3 2674 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., Marron Valley, along Cottonwood Creek ca. 1 km N of Mexican border, slopes above Tijuana River. 168 Comment
  SD234827  Lasthenia coronaria Mark A. Elvin 2003-5-3 2674 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mountain, Marron Valley, along Cottonwood Creek ca. 1 km N of the Mexican border (Otay Mountain7.5' Q) 167 Comment
  UCR130361  Lasthenia coronaria Mark A. Elvin 2003-5-3 2674 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., Marron Valley, along Cottonwood Creek c. 1 km north of the Mexican border 198 Comment
  SD233967  Lasthenia gracilis Mark A. Elvin. 2003-5-3 2664 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., Marron Valley, along Cottonwood Creek ca. 1 km N of the Mexican border. 167 Comment
  UCR128646  Lasthenia gracilis Mark A. Elvin 2003-5-3 2664 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., Marron Valley, along Cottonwood Creek c. 1 km north of the Mexican border 198 Comment
  UCR97769  Lasthenia gracilis C. Pierce, G. Pratt 1997-2-28 s.n. San Diego Peninsular Range, San Ysidro Mountains, SE foot of Otay Mtn., NW side Marron Valley, at Mexican border, c. 10 km due south of Dulzura, near Echo Spring 250 Comment
  CAS-BOT-BC213230  Lathyrus splendens Ira L. Wiggins 1926-2-19 1788 San Diego West exposure on Campo Rd. 1 1/2 mi. above Dulzura school house. Comment
  CAS-BOT-BC213231  Lathyrus splendens F. Youngberg 1935-4-12 45 San Diego Half way between Dulzura and Cottonwood Comment
  CAS-BOT-BC213232  Lathyrus splendens F. Youngberg 1935-4-12 45 San Diego Half way between Dulzura and Cottonwood Comment
  CAS-BOT-BC213235  Lathyrus splendens C. B. Wolf 1931-5-27 2126 San Diego 2 miles east of Dulzura 396 Comment
  CAS-BOT-BC213236  Lathyrus splendens Mark A. Elvin 2003-5-3 2687 San Diego SE side of Otay Mtn., Marron Valley, along Cottonwood Creek ca. 1 km N of the Mexican border, Otay Mountain 7.5' Q, San Ysidro Mountains, Peninsular Ranges 198 Comment
  CAS-BOT-BC213240  Lathyrus splendens C. Epling; Wm. Robison 1932-3-31 s.n. San Diego Barrett Comment
  CAS-BOT-BC213242  Lathyrus splendens Lester Rowntree 1932-3-31 s.n. San Diego 10 miles E of Jamul Comment
  CAS-BOT-BC213245  Lathyrus splendens D. E. Breedlove 1962-3-10 1829 San Diego 5.0 miles east of Dulzura on State 94 365 Comment
  CAS-BOT-BC213247  Lathyrus splendens Ira L. Wiggins 1926-2-19 1787 San Diego West exposure on Campo Rd. 1 1/2 mi. above Dulzura School House. Comment
  CAS-BOT-BC213392  Lathyrus splendens C. Epling; Wm. Robison 1932-3-31 s.n. San Diego Barrett Comment
  CAS-BOT-BC213398  Lathyrus splendens C. B. Wolf 1931-5-27 2126 San Diego 2 miles east of dulzura 396 Comment
  IRVC27608  Lathyrus splendens Mark A. Elvin, H. Spillman, et al. 2005-4-2 4158 San Diego E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San diego Preserve. Peninsular Ranges, San Ysidro Mountains 274 Comment
  IRVC28269  Lathyrus splendens Mark A. Elvin, Sarah Jayne, et al. 2003-5-3 2687 San Diego SE side of Otay Mountain, Marron Valley, along Cottonwood Creek ca. 1.0km N of the Mexican border. Peninsular Ranges, San Ysidro Mountains 168 Comment
  JEPS29256  Lathyrus splendens Rimo Bacigalupi, L. R. Heckard, and P. C. Hutchison 1962-3-17 8283 San Diego Along Calif. 94, near Dulzura, 6 miles east of junction with upper Otay Lakes Road. Comment
  LA205040  Lathyrus splendens Harlan Lewis; 1940-3-17 1249 San Diego Barrett Comment
  LA205044  Lathyrus splendens Carl Epling; William Robison 1932-3-31 sn San Diego Barrett Comment
  OBI5948  Lathyrus splendens Carl B. Wolf 1931-5-27 2126 San Diego 2 mi E of Dulzura 396 Comment
  POM210081  Lathyrus splendens Florence J. Youngberg 1935-4-12 s.n. San Diego Between Dulzura and Cottonwood Comment
  POM210083  Lathyrus splendens Florence J. Youngberg 1935-4-12 s.n. San Diego Halfway between Dulzura and Cottonwood Comment
  POM305161  Lathyrus splendens Henry J. Ramsey 1939-4-23 416 San Diego Barrett, Dalzura Road. Comment
  RSA11386  Lathyrus splendens C. Epling 1932-3-31 s.n. San Diego Barrett. Note from Carl B. Wolf. Feb 11 1943: This probably came from the adjacent Mt Tecate. Comment
  RSA1840  Lathyrus splendens C. B. Wolf 1931-5-27 2126 San Diego 2 mile E of Dulzura. 365 Comment
  RSA405752  Lathyrus splendens N. C. Cooper 1949-3-17 3137 San Diego Barrett. 304 Comment
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Dec 4 2013
  RSA695463  Lathyrus splendens Mark Elvin 2003-5-3 2687 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., Marron Valley, along Cottonwood Creek ca. 1 km N of the Mexican border 168 Comment
  RSA74279  Lathyrus splendens C. L. Hitchcock 1949-6-3 19046 San Diego 5 miles E of Dulzura, along Hwy 94 Comment
  SD10721  Lathyrus splendens Frank F. Gander 1935-3-20 145 5 San Diego Near Barrett Junction, Campo Road Comment
  SD108742 Image available Lathyrus splendens Reid Moran 1981-4-25 29562 San Diego Common over shrubs and boulders, Dulzura. 424 Comment
  SD167628  Lathyrus splendens Mark A. Elvin, Harry Spillman et al. 2005-4-2 4158 San Diego E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San Diego Preserve. 274 Comment
  SD236282  Lathyrus splendens Mark A. Elvin 2003-5-3 2687 San Diego Openinsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., Marron Valley, along Cottonwood Creek ca. 1 km N of the Mexican border. 167 Comment
  SD2666  Lathyrus splendens Frank F. Gander 1933-6-2 San Diego Near Barrett Junction Comment
  SD48771  Lathyrus splendens Ira L. Wiggins 1926-2-19 1788 San Diego West exposure on Campo Road, 1I(c) miles above Dulzura school house Comment
  SDSU4450  Lathyrus splendens H. Wedberg 1962-2-23 804 San Diego On Hwy 94, about 6 miles west from road to Tecate. Comment
  SDSU4451  Lathyrus splendens H. Wedberg 1962-2-23 804 San Diego On Hwy 94, about 6 miles west from road to Tecate. Comment
  UC1087447  Lathyrus splendens Ira L. Wiggins 1926-2-19 1787 San Diego On Campo Road, 1.5 mi above Dulzura school House. Comment
  UC1087448  Lathyrus splendens Ira L. Wiggins 1926-2-19 1788 San Diego 1.5 mi above Dulzura school house (on Campo Rd) Comment
  UC519812  Lathyrus splendens C. Epling and Wm. Robison 1932-3-31 San Diego Barrett Comment
  UC527629  Lathyrus splendens C. B. Wolf 1931-5-27 San Diego 2 mi e Dulzura 396 Comment
  UC931593  Lathyrus splendens C. L. Hitchcock 1949-6-3 19046 San Diego 5 mi e Dulzura (along Highway 94) Comment
  UCD106406  Lathyrus splendens Rimo Bacigalupi; L. R. Heckard, P. C. Hutchinson 1962-3-17 8283 San Diego Along Calif. 94, near Dulzura, 6 miles east of junction with upper Otay Lakes road. Comment
  UCR128661  Lathyrus splendens Mark A. Elvin 2003-5-3 2687 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., Marron Valley, along Cottonwood Creek c. 1 km north of the Mexican border 198 Comment
  UCR154183  Lathyrus splendens Mark A. Elvin, H. Spillman et al. 2005-4-2 4158 San Diego Peninsular Ranges, San Ysidro Mountains, E side of Otay Mountain; Marron Creek along Marron Valley Road; 2.1 km (air) N of MX; near gate to City of San Diego Preserve 274 Comment
  UCSB12879  Lathyrus splendens Breedlove, Dennis 1962-3-10 San Diego 5.0 miles east of Dulzura on State 94 365 Comment
  UCR97331  Lathyrus vestitus G. F. Pratt 1997-3-7 s.n. San Diego Peninsular Range, San Ysidro Mountains, SE foot of Otay Mtn, just north of Mexican border, on slopes to north of Marron Valley (= upper Tijuana River Valley), c. 5 mi. west of Tecate Peak 549 Comment
  POM47554  Lathyrus vestitus subsp. alefeldii P. A. Munz, E. McNeil 1924-5-10 7985 San Diego Cottonwood Creek. Comment
  RSA11387  Lathyrus vestitus subsp. alefeldii C. Epling, Wm. Robison 1932-3-31 s.n. San Diego Barrett. Note from Carl B. Wolf. Feb 11 1943: This probably came from the adjacent Mt Tecate. Comment
  RSA12849  Lathyrus vestitus subsp. alefeldii C. B. Wolf 1931-4-27 6077 San Diego 2 miles east of Delzura; Upper Sonoran 396 Comment
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Jun 28 2016
  RSA1841  Lathyrus vestitus subsp. alefeldii C. B. Wolf 1931-5-27 2128 San Diego 2 mile E of Dulzura. 396 Comment
  SD188878  Lathyrus vestitus var. alefeldii Michael G Simpson, Otay Mtn. team 2003-5-3 2395 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SD188879  Lathyrus vestitus var. alefeldii Michael G Simpson, Otay Mtn. team 2003-5-3 2430 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.7 miles north of Marron Road. 231 Comment
  SD48772  Lathyrus vestitus var. alefeldii Ira L. Wiggins 1926-2-19 1787 San Diego West exposure on Campo Road 1I(c) miles above Dulzura School House Comment
  SDSU17122  Lathyrus vestitus var. alefeldii Michael G. Simpson, Otay Mtn. team 2003-5-3 2430 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.7 miles north of Marron Road. 232 Comment
  SDSU4438  Lathyrus vestitus var. alefeldii H. Wedberg 1962-2-23 804 San Diego On Hwy 94, about 6 miles West from the road to Tecate. Comment
  UC519816  Lathyrus vestitus var. alefeldii C. Epling and Wm. Robison 1932-3-31 San Diego Barrett Comment
  UC527726  Lathyrus vestitus var. alefeldii C. B. Wolf 1931-5-27 San Diego 2 mi e Dulzura 396 Comment
  UCR188733  Lathyrus vestitus var. alefeldii Michael G. Simpson, Otay Mtn Team 2003-5-3 2430 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.7 miles north of Marron Road 232 Comment
  IRVC27084  Layia platyglossa Mark A. Elvin, Scott Boczkiewicz 2005-2-5 3979 San Diego SE side of Otay Mtn; W Marron Valley; E of the mouth of Mine Cyn. Peninsular Ranges, San Ysidro Mountains 175 Comment
  IRVC27291  Layia platyglossa Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8838 San Diego Otay Mountain Wilderness Area (BLM property): southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone. San Ysidro Mountains 310 Comment
  IRVC28018  Layia platyglossa Mark A. Elvin, Sarah Jayne, et al. 2003-5-3 2636 San Diego SE side of Otay Mountain, W Marron Valley, mouth of Mine Canyon, ca. 1.0km N of Mexican border, slopes above the Tijuana River Peninsular Ranges, San Ysidro Mountains 152 Comment
  RSA682262  Layia platyglossa Mark Elvin 2003-5-3 2636 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, mouth of 'Mine Canyon,' ca. 1 km N of Mexican border, slopes above Tijuana River 152 Comment
  RSA704764  Layia platyglossa J. P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8838 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mtns.; southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone. 310 Comment
  SD163143  Layia platyglossa Jon P. Rebman, J. Gregory, K. Collins, & D. Getinger 2003-5-4 8838 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone 309 Comment
  SD188767  Layia platyglossa Michael G Simpson, Otay Mtn. team 2003-5-3 2479 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 291 Comment
  SD233752  Layia platyglossa Mark A. Elvin 2003-5-3 2636 San Diego Peninsular ranges, San Ysidro Mountains: SE side of Otay Mnt., western Marron Valley, mouth of Mine Canyon ca. 1 km N of the Mexican border, slopes above Tijuana River 152 Comment
  SDSU16059  Layia platyglossa Jon Rebman, J. Gregory, K. Collins, & D. Getinger 2003-5-4 8838 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountians; southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone 310 Comment
  SDSU17250  Layia platyglossa Michael G. Simpson, Otay Mtn. team 2003-5-3 2479 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 291 Comment
  SEINET7989668  Layia platyglossa Jon P. Rebman 2003-5-4 8838 San Diego San Ysidro Mountain, San Ysidro Mountain ; SW of Dulzura: vicinity of Sycamore Canyon 310 Comment
  UC1790144  Layia platyglossa Jon P. Rebman 2003-5-4 8838 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountians; southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone 309 Comment
  UCR128627  Layia platyglossa Mark A. Elvin 2003-5-3 2636 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, mouth of 'Mine Canyon,' c. 1 km north of the Mexican border, slopes above the Tijuana River 213 Comment
  UCR156849  Layia platyglossa Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8838 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; SW of Dulzura: along Sycamore Canyon at the convergence with a nother riparian zone 310 Comment
  UCR188770  Layia platyglossa Michael G. Simpson, Otay Mtn Team 2003-5-3 2479 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 291 Comment
  UCR219111  Lemna A. C. Sanders, Mark Elvin 2000-8-4 23614 San Diego Peninsular Range, San Ysidro Mountains, Mine Canyon, north of Marron Valley on E side of Otay Mtn. 305 Comment
  SBBG117308  Lepechinia ganderi C. Bornstein, E. Collins 2003-6-19 San Diego Otay Mtn Truck Trail, ca. 1.9 mi W of Marron Valley Rd 533 Comment
  SD58956  Lepechinia ganderi Scott Klopfer 1964-6-5 San Diego Southeast slope of Otay Mountain in Marron Valley 550 Comment
  SD196382  Lepidium nitidum var. nitidum Melanie S. Johnson 2006-5-2 10 San Diego Otay Mountains, Marron Valley, S of Bee Canyon, just N of US/Mexico border, MSCP Dudleya variegata monitoring site 274 Comment
  IRVC27290  Lepidium virginicum var. pubescens Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8837 San Diego Otay Mountain Wilderness Area (BLM property): southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone. San Ysidro Mountains 310 Comment
  SD163075  Lepidium virginicum var. pubescens Jon P. Rebman, J. Gregory, K. Collins, & D. Getinger 2003-5-4 8837 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone 309 Comment
  SEINET7992082  Lepidium virginicum var. pubescens Jon P. Rebman 2003-5-4 8837 San Diego Otay Mountain Wilderness Area ( BLM Property ), San Ysidro Mountain ; SW of Dulzura: vicinity of Sycamore Canyon 310 Comment
  UCR157204  Lepidium virginicum var. pubescens Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8837 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; SW of Dulzura: along Sycamore Canyon at the convergence with a nother riparian zone 310 Comment
  RSA429966  Lepidium virginicum var. robinsonii N. C. Cooper 1949-3-17 3133 San Diego Barrett. 305 Comment
  SD13973 Image available Lepidium virginicum var. robinsonii Frank F. Gander 1936-3-12 776 San Diego Cottonwood Creek Bridge, Campo Road Comment
  SD188815  Lepidium virginicum var. robinsonii Michael G Simpson, Otay Mtn. team 2003-5-3 2441 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.7 miles north of Marron Road. 231 Comment
  SDSU17231  Lepidium virginicum var. robinsonii Michael G. Simpson, Otay Mtn. team 2003-5-3 2441 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.7 miles north of Marron Road. 232 Comment
  UCR123382  Lepidium virginicum var. robinsonii G. F. Pratt 2001-3-31 s.n. San Diego Peninsular Range, San Ysidro Mountains, Tijuana River drainage, Marron Valley, c. 1 km north of Mexico border and 3 km west of Tecate Peak, SSE of Little Tecate Peak, ridge south of arroyo draining from Tecate Peak 610 Comment
  UCR188755  Lepidium virginicum var. robinsonii Michael G. Simpson, Otay Mtn Team 2003-5-3 2441 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.7 miles north of Marron Road 232 Comment
  SD73349  Leptosiphon parviflorus Reid Moran 1970-5-3 17488 San Diego Occasional on grassy slope at east base of Otay Mountain, 2 miles south of Dulzura. 440 Comment
  IRVC27423  Linanthus dianthiflorus Mark A. Elvin 2005-3-15 4027 San Diego S of Dulzura near the head of Marron Creek; just E of Echo Spring; about unnamed ephemeral drainage beside Marron Valley Road. Peninsular Ranges, San Ysidro Mountains 427 Comment
  RSA708160  Linanthus dianthiflorus Mark Elvin 2005-3-15 4027 San Diego Peninsular Ranges, San Ysidro Moutains: S of Dulzura near the head of Marron Creek; just E of Echo Spring; about unnamed ephemeral drainage beside Marron Valley Road. 427 Comment
  SD174140  Linanthus dianthiflorus Mark A. Elvin 2005-3-15 4027 San Diego S of Dulzura near the head of Marron Creek; just E of Echo Spring; about unnamed ephemeral drainage beside Marron Valley Road. 427 Comment
  UCR121215  Linanthus dianthiflorus June Latting 1978-4-15 s.n. San Diego Peninsular Range, San Ysidro Mountains, South Bay Rod & Gun Club gate on Cottonwood Creek Rd., NE foot of Otay Mtn. 500 Comment
  UCR154472  Linanthus dianthiflorus Mark A. Elvin 2005-3-15 4027 San Diego Peninsular Ranges, San Ysidro Mtns, S of Dulzura near the head of Marron Creek; just east of Echo Spring; about unnamed ephemeral drainage beside Marron Valley Road 427 Comment
  IRVC27087  Linaria canadensis var. texana Mark A. Elvin, Scott Boczkiewicz 2005-2-5 3977 San Diego SE side of Otay Mtn; W Marron Valley; E of the mouth of Mine Cyn. Peninsular Ranges, San Ysidro Mountains 175 Comment
  UCR152978  Linaria canadensis var. texana Mark A. Elvin, Scott Boczkiewicz 2005-2-5 3977 San Diego Peninsular Ranges, San Ysidro Mountains, SE side of Otay Mountain; W Marron Valley, east of the mouth of Mine Canyon 175 Comment
  SD161667 Image available Linum grandiflorum Jim Lightner 2005-5-12 1048 San Diego S of Dulzura. Along Marron Valley Rd, approx. 2 mi S of SR94 and 50 m N of junction with Otay Mountain Truck Trail (western road to Doghouse Junction). 429 Comment
  IRVC27607  Lithophragma affine Mark A. Elvin 2004-4-24 3315 San Diego Otay Mountain, E side, along Marron Creek, E of Danahoe Springs San Ysidro Mountains 213 Comment
  IRVC27772  Lithophragma affine subsp. mixtum Mark A. Elvin 2005-3-15 4050 San Diego Bee Canyon; S of Dulzura; ca. 4.3km (air) N of Mexico. Peninsular Ranges, San Ysidro Mountains 351 Comment
  POM305159  Lithophragma affine subsp. mixtum Henry J. Ramsey, Henry J. Ramsey 1939-4-23 418 San Diego Barrett, Dalzura Road. Comment
  UCR154486  Lithophragma affine subsp. mixtum Mark A. Elvin 2005-3-15 4050 San Diego Bee Canyon; south of Dulzura; c. 4.3 km (air) N of Mexico 1150 Comment
  SD188766  Logfia filaginoides Michael G Simpson, Otay Mtn. team 2003-5-3 2457 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SDSU17205  Logfia filaginoides Michael G. Simpson, Otay Mtn. team 2003-5-3 2457 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SD233745  Logfia gallica Mark A. Elvin 2003-5-3 2604 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border on slope above Tijuana River. 182 Comment
  UCR263671  Logfia gallica Mark A. Elvin 2001-4-21 1569 San Diego Peninsular Range; San Ysidro Mountains, Otay Mountain, head of Mine Canyon 495 Comment
  RSA683133  Lolium perenne Mark Elvin 2003-5-3 2646 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, mouth of 'Mine Canyon,' ca. 1 km N of Mexican border, slopes above Tijuana River 152 Comment
  UCR128639  Lolium perenne Mark A. Elvin 2003-5-3 2646 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, mouth of 'Mine Canyon,' c. 1 km north of the Mexican border, slopes above the Tijuana River 213 Comment
  UCR107675  Lomatium dasycarpum G. F. Pratt 1997-3-7 s.n. San Diego Peninsular Range, San Ysidro Mountains, SE foot of Otay Mtn, just north of Mexican border, on slopes to north of Marron Valley (= upper Tijuana River Valley), c. 5 mi. west of Tecate Peak 549 Comment
  VVC948  Lomatium dasycarpum G. F. Pratt 1997-5-7 s.n. San Diego Otay Mtn, Juns N of Mexican border, on slopes to N of Marron Valley (=upper Tijuana River Valley), ca. 5 mi. W of Tecate Peak 549 Comment
  SBBG117307  Lomatium lucidum C. Bornstein, E. Collins 2003-6-19 San Diego Otay Mtn Truck Trail, ca. 1.9 mi W of Marron Valley Rd 533 Comment
  RSA652920  Lonicera subspicata A. C. Sanders, Mark Elvin 2000-8-4 23618 San Diego Otay Mountains: Mine Canyon, N of Marron Valley on E side of Otay Mtn. 244 Comment
  UCR112837  Lonicera subspicata A. C. Sanders, Mark Elvin 2000-8-4 23618 San Diego Peninsular Range, San Ysidro Mountains, Mine Canyon, north of Marron Valley on E side of Otay Mtn. 305 Comment
  CAS-BOT-BC234928  Lonicera subspicata var. denudata C. B. Wolf 1931-5-27 2119 San Diego 1 mile east of Dulzura 365 Comment
  IRVC27256  Lonicera subspicata var. denudata Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8822 San Diego Otay Mountain Wilderness Area (BLM property): southwest of Dulzura: vicinity of Sycamore Canyon. San Ysidro Mountains 325 Comment
  RSA1684  Lonicera subspicata var. denudata C. B. Wolf 1931-5-27 2119 San Diego 1 miles east of Dulzura. 365 Comment
  SD163064  Lonicera subspicata var. denudata Jon P. Rebman, J. Gregory, K. Collins, & D. Getinger 2003-5-4 8822 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; southwest of Dulzura: vicinity of Sycamore Canyon 324 Comment
  SD187815  Lonicera subspicata var. denudata Michael G Simpson, Otay Mtn. team 2003-5-3 2414 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SDSU16224  Lonicera subspicata var. denudata Michael G. Simpson, Otay Mtn. team 2003-5-3 2414 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SEINET7993661  Lonicera subspicata var. denudata Jon P. Rebman 2003-5-4 8822 San Diego Otay Mountain Wilderness Area ( BLM Property ), San Ysidro Mountain ; SW of Dulzura: vicinity of Sycamore Canyon 325 Comment
  UC1790143  Lonicera subspicata var. denudata Jon P. Rebman 2003-5-4 8822 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountians; southwest of Dulzura: vicinity of Sycamore Canyon 324 Comment
  UC527625  Lonicera subspicata var. denudata C. B. Wolf 1931-5-27 2119 San Diego 1 mi e Dulzura 365 Comment
  UCR156553  Lonicera subspicata var. denudata Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8822 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; SW of Dulzura: vicinity of Sycamore Canyon 325 Comment
  UCR188401  Lonicera subspicata var. denudata Michael G. Simpson, Otay Mountain Team 2003-5-3 2414 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 216 Comment
  RSA406425  Lotus N. C. Cooper 1949-3-17 3131 San Diego Barrett. 304 Comment
  RSA104871  Lotus crassifolius var. otayensis D. F. Howe 1956-5-12 s.n. San Diego Otay Mountain, Marron Road, east side of mountain 915 Comment
  IRVC26594  Lotus hamatus Mark A. Elvin, Sarah Jayne, et al. 2003-5-3 2607 San Diego Otay Mountain; SE base, W end Marron Valley on slopes N of Tijana R., between Mine and Butteweg canyons; S of Benchmark 838, ca. 1/2km N Mexican Border on slope above Tijuana R. San Ysidro Mountains 168 Comment
  IRVC27509  Lotus hamatus Mark A. Elvin, H. Spillman, et al. 2005-4-2 4155 San Diego E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San diego Preserve. Peninsular Ranges, San Ysidro Mountains 274 Comment
  RSA692018  Lotus hamatus Mark Elvin 2003-5-3 2607 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tiajuana River. 183 Comment
  UCR128603  Lotus hamatus Mark A. Elvin 2003-5-3 2607 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  UCR188768  Lotus hamatus Michael G. Simpson, Otay Mtn Team 2003-5-3 2476 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 291 Comment
  UCR188749  Lotus purshianus var. purshianus Michael G. Simpson, Otay Mtn Team 2003-5-3 2495 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 303 Comment
  IRVC27475  Lotus salsuginosus Mark A. Elvin 2005-3-15 4038 San Diego Marron Valley; along Cottonwood Creek on secondary benches; ca. 1km N of Mexico Border; near gaging station. Peninsular Ranges, San Ysidro Mountains 183 Comment
  IRVC27628  Lotus salsuginosus Mark A. Elvin 2004-4-24 3330 San Diego Otay Mountain; SE base, W end Marron Valley on slopes of mtn. N of Tijana R., between Mine and Butteweg canyons. San Ysidro Mountains 168 Comment
  UCR147327  Lotus salsuginosus Mark A. Elvin 2004-4-24 3330 San Diego San Ysidro Mountains, Otay Mountain; SE base, W end Marron Valley on slopes of mtn. N of Tijuana River, between Mine and Butteweg canyons 168 Comment
  RSA406862  Lotus scoparius N. C. Cooper 1949-3-17 3135 San Diego Barrett. 304 Comment
  UCR96908  Lotus scoparius G. F. Pratt 1997-3-7 s.n. San Diego Peninsular Range, San Ysidro Mountains, SE foot of Otay Mtn, just north of Mexican border, on slopes to north of Marron Valley (= upper Tijuana River Valley), c. 5 mi. west of Tecate Peak 549 Comment
  IRVC26599  Lotus scoparius subsp. brevialatus Mark A. Elvin, Sarah Jayne, et al. 2003-5-3 2605 San Diego Otay Mountain; SE base, W end Marron Valley on slopes N of Tijana R., between Mine and Butteweg canyons; S of Benchmark 838, ca. 1/2km N Mexican Border on slope above Tijuana R. San Ysidro Mountains 168 Comment
  UCR128601  Lotus scoparius subsp. brevialatus Mark A. Elvin 2003-5-3 2605 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  IRVC27258  Lotus scoparius var. brevialatus Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8830 San Diego Otay Mountain Wilderness Area (BLM property): southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone. San Ysidro Mountains 310 Comment
  RSA699672  Lotus scoparius var. brevialatus Mark Elvin 2003-5-3 2605 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tiajuana River. 183 Comment
  UC1790187  Lotus scoparius var. brevialatus Jon P. Rebman 2003-5-4 8830 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountians; southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone 309 Comment
  UCR156565  Lotus scoparius var. brevialatus Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8830 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; SW of Dulzura: along Sycamore Canyon at the convergence with a nother riparian zone 310 Comment
  UCR188551  Lotus scoparius var. brevialatus Michael G. Simpson, Otay Mtn. Team 2003-5-3 2451 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 216 Comment
  IRVC27748  Lotus strigosus Mark A. Elvin 2005-3-15 4043 San Diego S of Dulzura; ridge W of Bee Canyon; N of Donahoe Spring. Peninsular Ranges, San Ysidro Mountains 335 Comment
  RSA708438  Lotus strigosus Mark Elvin 2005-3-15 4043 San Diego Peninsular Ranges, San Ysidro Mountains: S of Dulzura; ridge W of Bee Canyon; N of Donahoe Spring. 335 Comment
  UCR154470  Lotus strigosus Mark A. Elvin 2005-3-15 4037 San Diego Peninsular Ranges, San Ysidro Mtns, Marron Valley; along Cottonwood Creek on secondary benches; c. 1 km N of Mexico border, near gaging station 183 Comment
  UCR154500  Lotus strigosus Mark A. Elvin 2005-3-15 4043 San Diego Peninsular Ranges, San Ysidro Mtns, south of Dulzura; ridge west of Bee Canyon; north of Donahoe Spring 366 Comment
  UCR188722  Lotus strigosus Michael G. Simpson, Otay Mtn Team 2003-5-3 2466 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 248 Comment
  IRVC27474  Lotus strigosus var. strigosus Mark A. Elvin 2005-3-15 4037 San Diego Marron Valley; along Cottonwood Creek on secondary benches; ca. 1km N of Mexico Border; near gaging station. Peninsular Ranges, San Ysidro Mountains 183 Comment
  IRVC28243  Lotus wrangelianus Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8815 San Diego Otay Mountain Wilderness Area (BLM property): southwest of Dulzura: vicinity of Sycamore Canyon. San Ysidro Mountains 325 Comment
  SEINET7998942  Lotus wrangelianus Jon P. Rebman 2003-5-4 8815 San Diego Otay Mountain Wilderness Area ( BLM Property ), San Ysidro Mountain ; SW of Dulzura: vicinity of Sycamore Canyon 325 Comment
  RSA406953  Lupinus N. C. Cooper 1949-3-17 3136 San Diego Barrett. 304 Comment
  POM305169  Lupinus agardhianus Henry J. Ramsey, Henry J. Ramsey 1939-4-23 408 San Diego Barrett, Dalzura Road. Comment
  CAS-BOT-BC196289  Lupinus albifrons var. eminens P. A. Munz 1924-5-10 7986 San Diego Cottonwood Creek Comment
  CAS-BOT-BC196296  Lupinus albifrons var. eminens P. A. Munz 1924-5-10 7986 San Diego Cottonwood Creek, Tecate Mt. Comment
  POM123529  Lupinus albifrons var. eminens P. A. Munz 1924-5-10 7986 San Diego Cottonwood Creek. Comment
  POM305182  Lupinus albifrons var. eminens Henry J. Ramsey, Henry J. Ramsey 1939-4-23 395 San Diego Barrett, Dalzura Road. Comment
  UCR142724  Lupinus albifrons var. eminens E. K. Balls 1954-3-8 18871 San Diego Peninsular Range, Cottonwood Valley, [Barrett Junction] 0.5 mi west of Cottonwood Creek Bridge on Dulzura to Potrero Rd. 274 Comment
  IRVC27109  Lupinus bicolor Mark A. Elvin 2004-4-24 3361 San Diego SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16. San Ysidro Mountains 213 Comment
  RSA0061154  Lupinus bicolor Daisie Huang 2008-3-9 08030901 San Diego Along barrett Lake Road. 277 Comment
  SD172536  Lupinus bicolor Mark A. Elvin 2004-4-24 3361 San Diego SE side of Otay Mountain: Mine Canyon 213 Comment
  RSA407049  Lupinus bicolor subsp. microphyllus N. C. Cooper 1949-3-17 3130 San Diego Barrett. 305 Comment
  SD188892  Lupinus concinnus Michael G Simpson, Otay Mtn. team 2003-5-3 2429 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.7 miles north of Marron Road. 231 Comment
  SDSU17125  Lupinus concinnus Michael G. Simpson, Otay Mtn. team 2003-5-3 2429 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.7 miles north of Marron Road. 232 Comment
  UCR188734  Lupinus concinnus Michael G. Simpson, Otay Mtn Team 2003-5-3 2429 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.7 miles north of Marron Road 232 Comment
  IRVC26553  Lupinus excubitus Mark A. Elvin 2003-5-3 2655 San Diego SE side of Otay Mountain, W Marron Valley, mouth of Mine Canyon, ca. 1.0km N of Mexican border, slopes above the Tijuana River Peninsular Ranges, San Ysidro Mountains 152 Comment
  RSA683124  Lupinus excubitus Mark Elvin 2003-5-3 2655 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, mouth of Mine Canyon, ca. 1 km N of Mexican border, slopes above Tijuana River . 152 Comment
  SD234955  Lupinus excubitus Mark A. Elvin 2003-5-3 2655 San Diego Peninsular Ranges, San Ysidro MountainsS: SE side of Otay Mtn., western Marron Valley, mouth of Mine Canyon, ca. 1 km N of the Mexican border, slopes above the Tijuana River. 152 Comment
  SEINET244163  Lupinus excubitus Mark A. Elvin 2003-5-3 2655 San Diego Peninsular Ranges, San Ysidro Mounatins: SE side of Otay Mtn., western Marron Valley, nouth of 'Mine Canyon,' ca. 1 km N of the Mexican border, slopes above the Tijuana River 152 Comment
  UCR128644  Lupinus excubitus Mark A. Elvin 2003-5-3 2655 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, mouth of 'Mine Canyon,' c. 1 km north of the Mexican border, slopes above the Tijuana River 213 Comment
  IRVC27054  Lupinus hirsutissimus Mark A. Elvin 2004-4-24 3362 San Diego SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16. San Ysidro Mountains 213 Comment
  SD167609  Lupinus hirsutissimus Mark A. Elvin 2004-4-24 3362 San Diego SE side of Otay Mountain: Mine Canyon 213 Comment
  SD188893  Lupinus hirsutissimus Michael G Simpson, Otay Mtn. team 2003-5-3 2399 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SDSU16233  Lupinus hirsutissimus Michael G. Simpson, Otay Mtn. team 2003-5-3 2399 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  UCD107814  Lupinus hirsutissimus Penny S. Cumming 1973-3-20 16 San Diego 4 miles east of Dulzura. 609 Comment
  UCR146929  Lupinus hirsutissimus Mark A. Elvin 2004-4-24 3362 San Diego San Ysidro Mountains, SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16 366 Comment
  CAS-BOT-BC207200  Lupinus longifolius Charles Piper Smith 1951-4-18 51177 San Diego Barrett, Highway 94 Comment
  RSA607306  Lupinus longifolius R. S. Woglum 1939-4-22 2262 San Diego Peninsular Ranges: Jamul to Dulzura, near Barrett junction. Comment
  SD10725  Lupinus longifolius Frank F. Gander 1935-3-20 145 2 San Diego Near Barrett Junction on Campo Road Comment
  SD113406  Lupinus longifolius Darley F. Howe 1936-4-26 322 San Diego Barrett (mak 11/07) Comment
  SD18140  Lupinus longifolius Frank F. Gander 1937-6-25 4270 San Diego Campo Road Cottonwood Creek Comment
  IRVC26551  Lupinus sparsiflorus Mark A. Elvin 2003-5-3 2643 San Diego SE side of Otay Mountain, W Marron Valley, mouth of Mine Canyon, ca. 1.0km N of Mexican border, slopes above the Tijuana River Peninsular Ranges, San Ysidro Mountains 152 Comment
  IRVC27108  Lupinus sparsiflorus Mark A. Elvin 2004-4-24 3363 San Diego SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16. San Ysidro Mountains 213 Comment
  IRVC27414  Lupinus sparsiflorus Mark A. Elvin 2005-3-15 4034 San Diego S of Dulzura near the head of Marron Creek; just E of Echo Spring; about unnamed ephemeral drainage beside Marron Valley Road. Peninsular Ranges, San Ysidro Mountains 427 Comment
  RSA683126  Lupinus sparsiflorus Mark Elvin 2003-5-3 2643 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, mouth of Mine Canyon, ca. 1 km N of Mexican border, slopes above Tijuana River. 152 Comment
  RSA708433  Lupinus sparsiflorus Mark Elvin 2004-4-24 3363 San Diego San Ysidro Mountains: SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16 213 Comment
  SD10724  Lupinus sparsiflorus Frank F. Gander 1935-3-20 145 1 San Diego Campo Road near Barrett Junction Comment
  SD172516  Lupinus sparsiflorus Mark A. Elvin 2004-4-24 3363 San Diego SE side of Otay Mountain: Mine Canyon 213 Comment
  SD236294  Lupinus sparsiflorus Mark A. Elvin 2003-5-3 2643 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, mouth of Mine Canyon, ca. 1 km N of the Mexican border, slopes above the Tijuana River. 152 Comment
  UCR128607  Lupinus sparsiflorus Mark A. Elvin 2003-5-3 2643 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, mouth of 'Mine Canyon,' c. 1 km north of the Mexican border, slopes above the Tijuana River 213 Comment
  UCR147351  Lupinus sparsiflorus Mark A. Elvin 2004-4-24 3363 San Diego San Ysidro Mountains, SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16 366 Comment
  UCR154308  Lupinus sparsiflorus Mark A. Elvin 2005-3-15 4034 San Diego Peninsular Ranges, San Ysidro Mtns, S of Dulzura near the head of Marron Creek; just east of Echo Spring; about unnamed ephemeral drainage beside Marron Valley Road 427 Comment
  UCR97762  Lupinus sparsiflorus C. Pierce, G. Pratt 1997-2-28 s.n. San Diego Peninsular Range, San Ysidro Mountains, SE foot of Otay Mtn., NW side Marron Valley, at Mexican border, c. 10 km due south of Dulzura, near Echo Spring 250 Comment
  IRVC27341  Lupinus truncatus Mark A. Elvin 2005-3-15 4062 San Diego Bee Canyon; S of Dulzura; ca. 2.8km (air) N of Mexico. Peninsular Ranges, San Ysidro Mountains 213 Comment
  RSA0061155  Lupinus truncatus Daisie Huang 2008-3-9 08030902 San Diego Along Barrett Lake Road. 277 Comment
  SD167607  Lupinus truncatus Mark A. Elvin 2005-3-15 4062 San Diego Bee Canyon; S of Dulzura; ca. 2.8km (air) N of Mexico. 213 Comment
  SD172509  Lupinus truncatus Mark A. Elvin 2005-3-15 4034 San Diego S of Dulzura near the head of Marron Creek; just E of Echo Spring; about unnamed ephemeral drainage beside Marron Valley Road. 427 Comment
  SD188894  Lupinus truncatus Michael G Simpson, Otay Mtn. team 2003-5-3 2510 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 256 Comment
  SDSU17328  Lupinus truncatus Michael G. Simpson, Otay Mtn. team 2003-5-3 2510 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 257 Comment
  UCR154304  Lupinus truncatus Mark A. Elvin 2005-3-15 4062 San Diego Peninsular Ranges, San Ysidro Mtns, Bee Canyon; south of Dulzura; c. 2.8 km (air) N of Mexican border 213 Comment
  UCR188741  Lupinus truncatus Michael G. Simpson, Otay Mtn Team 2003-5-3 2510 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 257 Comment
  SD188941  Lythrum californicum Michael G Simpson, Otay Mtn. team 2003-5-3 2500 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 302 Comment
  UCR112839  Lythrum californicum A. C. Sanders, Mark Elvin 2000-8-4 23612 San Diego Peninsular Range, San Ysidro Mountains, Mine Canyon, north of Marron Valley on E side of Otay Mtn. 305 Comment
  RSA869  Machaeranthera juncea J. T. Howell 1927-8-7 606 San Diego Road to Campo, Cottonwood Creek valley. 457 Comment
  CAS-BOT-BC344484  Madia exigua LeRoy Abrams 1903-6-4 3734 San Diego Cottonwood Grade near Potrero Comment
  POM156100  Madia exigua L. R. Abrams 1903-6-4 3734 San Diego Cottonwood grade, near Potrero Comment
  CAS-BOT-BC206184  Malacothamnus densiflorus Ira L. Wiggins 1926-2-20 1808 San Diego Burned over slope 21 mi. west of Campo Comment
  SD113761  Malacothamnus densiflorus Darley F. Howe 1946-6-8 1412 San Diego Top of Dulzura Grade. Comment
  SD162920  Malacothamnus densiflorus Jon P. Rebman, J. Gregory, K. Collins, & D. Getinger 2003-5-4 8842 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone 309 Comment
  IRVC27381  Malacothamnus densiflorus var. viscidus Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8842 San Diego Otay Mountain Wilderness Area (BLM property): southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone. San Ysidro Mountains 310 Comment
  POM82668  Malacothamnus densiflorus var. viscidus P. A. Munz 1925-5-12 9470 San Diego Dulgura [Dulzura] Grade. Comment
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Jan 13 2016
  UCR107673  Malacothamnus densiflorus var. viscidus G. F. Pratt 1997-3-7 s.n. San Diego Peninsular Range, San Ysidro Mountains, SE foot of Otay Mtn, just north of Mexican border, on slopes to north of Marron Valley (= upper Tijuana River Valley), c. 5 mi. west of Tecate Peak 549 Comment
  CAS-BOT-BC170389  Malosma laurina A. C. Sanders; Mark Elvin 2000-8-4 23602 San Diego Monardella Gulch, tributary of Cottonwood Creek on W slope on Tecate Peak, above E end Marron Valley and just N of the Mexcian border, Otay Mountain Region 487 Comment
  RSA661282  Malosma laurina A. C. Sanders, Mark Elvin 2000-8-4 23602 San Diego Monardella Gulch , tributary of Cottonwood Creek on W slope of Tecate Peak, above E end Marron Valley and just north of the Mexican border 488 Comment
  SD13238  Malosma laurina Frank F. Gander 1936-1-29 542 San Diego Base of grade near Barrett Junction Comment
  SD187585  Malosma laurina Michael G Simpson, Otay Mtn. team 2003-5-3 2403 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SD207499  Malosma laurina C. Matt Guilliams, Warren Schmidtmann 2008-1-30 441 San Diego Southern San Diego County, at intersection of Barrett Smith Road and SR-94, Ao mi SE of Barrett Junction, in road shoulder. 269 Comment
  SDSU16254  Malosma laurina Michael G. Simpson, Otay Mtn. team 2003-5-3 2403 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  UCD116859  Malosma laurina A. C. Sanders; Mark Elvin 2000-8-4 23602 San Diego Otay Mountain region: 'Monardella Gulch,' tributary of Cottonwood Creek on W slope of Tecate Peak, above E end of Marron Valley and just N of the Mexican border. 488 Comment
  GMDRC5762  Marah macrocarpa J. M. Andre 2013-3-3 23937 San Diego northwest of Tecate Peak, along Hwy 94 approx 1 mi. west of Barret Junction, east of Dulzura, 8.5 mi. E. of Jct w/Otay Lakes Rd 301 Comment
  POM204354  Marah macrocarpa I. L. Wiggins 1926-2-19 1789 San Diego W hillside 1.5 miles E of Dulzura. Comment
  RSA0029810  Marah macrocarpa J. Andre 2013-3-3 23937 San Diego Northwest of Tecate Peak, along Hwy 94 approx. 1 mile west of Barret Junction, east of Dulzura, 8.5 miles E of jct. with Otay Lakes Road. 301 Comment
  RSA394236  Marah macrocarpa N. C. Cooper 1949-3-17 3125 San Diego Barrett. 304 Comment
  RSA394326  Marah macrocarpa N. C. Cooper 1949-3-17 3125 San Diego Barrett. 304 Comment
  UCR252845  Marah macrocarpa Jim Andre 2013-3-3 23937 San Diego Peninsular Range, northwest of Tecate Peak, along Hwy 94 c. 1 mi. west of Barrett Junction, east of Dulzura, 8.5 mi. E. of junction with Otay Lakes Rd 301 Comment
  UC483454  Marah macrocarpa var. macrocarpa Ira L. Wiggins 1926-2-19 1789 San Diego 1 1/2 mi e Dulzura Comment
  SD165739  Matricaria discoidea Mark A. Elvin 2004-4-24 3358 San Diego SE side of Otay Mountain: Mine Canyon 213 Comment
  SD165741  Matricaria discoidea Mark A. Elvin, Harry Spillman et al. 2005-4-2 4135 San Diego E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San Diego Preserve. 274 Comment
  UCR147896  Matricaria matricarioides Mark A. Elvin 2004-4-24 3358 San Diego San Ysidro Mountains, SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16 366 Comment
  UCR154278  Matricaria matricarioides Mark A. Elvin, H. Spillman et al. 2005-4-2 4135 San Diego Peninsular Ranges, San Ysidro Mountains, E side of Otay Mountain; Marron Creek along Marron Valley Road; 2.1 km (air) N of MX; near gate to City of San Diego Preserve 274 Comment
  IRVC27671  Medicago Mark A. Elvin, H. Eilers, et al. 2005-4-2 4105 San Diego E side of Otay Mtn; head of Mine Cyn near old homestead/house; S of road to Sycamore Cyn. Peninsular Ranges, San Ysidro Mountains 473 Comment
  IRVC27715  Medicago Mark A. Elvin, H. Eilers, et al. 2005-4-2 4114 San Diego E side of Otay Mtn; head of Mine Cyn near old homestead/house; S of road to Sycamore Cyn. Peninsular Ranges, San Ysidro Mountains 473 Comment
  IRVC27511  Medicago polymorpha Mark A. Elvin, H. Spillman, et al. 2005-4-2 4150 San Diego E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San diego Preserve. Peninsular Ranges, San Ysidro Mountains 274 Comment
  IRVC27717  Medicago polymorpha Mark A. Elvin, H. Eilers, et al. 2005-4-2 4112 San Diego E side of Otay Mtn; head of Mine Cyn near old homestead/house; S of road to Sycamore Cyn. Peninsular Ranges, San Ysidro Mountains 473 Comment
  SD167600  Medicago polymorpha Mark A. Elvin, Henry Eilers et al. 2005-4-2 4112 San Diego E side of Otay Mtn; head of Mine Cyn near old homestead/house; S of road to Sycamore Cyn. 473 Comment
  SD188895  Medicago polymorpha Michael G Simpson, Otay Mtn. team 2003-5-3 2427 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.7 miles north of Marron Road. 231 Comment
  SD236295  Medicago polymorpha Mark A. Elvin, Henry Eilers, et al 2005-4-2 4114 San Diego UTM in Supplement. Peninsular Ranges, San Ysidro Mountains: E side of Otay Mtn; head of Mine Cyn near old homestead / house; S of road to Sycamore Cyn. 473 Comment
  SD239751  Medicago polymorpha Mark A. Elvin, Henry Eilers, et al. 2005-4-2 4105 San Diego UTM in Supplement. Peninsular Ranges, San Ysidro MountainsS: E side of Otay Mtn; head of Mine Cyn near old homestead / house; S of road to Sycamore Cyn. San Diego Plant Atlas grid U16. 473 Comment
  UCR130273  Medicago polymorpha Mark A. Elvin 2003-5-3 2682 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., Marron Valley, along Cottonwood Creek c. 1 km north of the Mexican border 198 Comment
  UCR154230  Medicago polymorpha Mark A. Elvin, H. Eilers et al. 2005-4-2 4112 San Diego Peninsular Ranges, San Ysidro Mountains, E side of Otay Mountain; head of Mine Canyon near old homestead/house; south of road to Sycamore Canyon 473 Comment
  UCR154243  Medicago polymorpha Mark A. Elvin, H. Eilers, et al. 2005-4-2 4114 San Diego Peninsular Ranges, San Ysidro Mountains, E side of Otay Mountain; head of Mine Canyon near old homestead/house; south of road to Sycamore Canyon 473 Comment
  IRVC27487  Melica frutescens Mark A. Elvin, H. Spillman, et al. 2005-4-2 4134 San Diego E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San diego Preserve. Peninsular Ranges, San Ysidro Mountains 274 Comment
  IRVC28331  Melica frutescens Fred M. Roberts, Andy Pigniolo, Kam Muri 2003-5-3 5704 San Diego Otay Mountain, south side near crest of ridge east of lower "Butteweg Canyon" along the border trail, Tijuana River watershed Peninsular Range, San Ysidro Mountains 305 Comment
  RSA680930  Melica frutescens Fred M. Roberts, Andy Pinolo, Kam Muri 2003-5-3 5704 San Diego Peninsular Range, San Ysidro Mtns.: Otay Mountain, south side near crest of ridge east of lower 'Butteweg Canyon' along the border trail, Tijuana River watershed., (32 deg 33'46N, 116 deg 47' 59W). 305 Comment
  RSA699475  Melica frutescens Mark Elvin 2003-5-3 2610 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tijuana River 183 Comment
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Jul 30 2014
  SD188667  Melica frutescens Michael G Simpson, Otay Mtn. team 2003-5-3 2392 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SD233697  Melica frutescens Fred M. Roberts, Andy Pinolo, Kam Muri 2003-5-3 5704 San Diego Peninsular Range, San Ysidro Mtns.: Otay Mountain, south side near crest of lower Butteweg Canyon along the border trail, Tijuana River watershed. 305 Comment
  SDSU16237  Melica frutescens Michael G. Simpson, Otay Mtn. team 2003-5-3 2392 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  UCR128522  Melica frutescens Fred M. Roberts, Andy Pigniolo, Kam Muri 2003-5-3 5704 San Diego Peninsular Range, San Ysidro Mountains, Otay Mountain, south side near crest of ridge east of lower 'Butteweg Canyon' along the border trail, Tijuana River watershed 305 Comment
  UCR128605  Melica frutescens Mark A. Elvin 2003-5-3 2610 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
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Jul 30 2014
  UCR188414  Melica frutescens Michael G. Simpson, Otay Mountain Team 2003-5-3 2392 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 216 Comment
  SD188669  Melica imperfecta Michael G Simpson, Otay Mtn. team 2003-5-3 2396 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SD188670  Melica imperfecta Michael G Simpson, Otay Mtn. team 2003-5-3 2409 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SDSU16234  Melica imperfecta Michael G. Simpson, Otay Mtn. team 2003-5-3 2396 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SDSU16236  Melica imperfecta Michael G. Simpson, Otay Mtn. team 2003-5-3 2409 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  UCR188398  Melica imperfecta Michael G. Simpson, Otay Mountain Team 2003-5-3 2409 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 216 Comment
  UCR188418  Melica imperfecta Michael G. Simpson, Otay Mountain Team 2003-5-3 2396 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 216 Comment
  UCR263672  Melica imperfecta Mark A. Elvin 2001-4-21 1581 San Diego Peninsular Range; San Ysidro Mountains, Otay Mountain, near head of Mine Canyon, up an ephemneral tributary NE of Otay Truck Trail 526 Comment
  IRVC27153  Mentzelia micrantha Mark A. Elvin 2004-4-24 3368 San Diego SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16. San Ysidro Mountains 213 Comment
  RSA699666  Mentzelia micrantha Mark A. Elvin 2003-5-3 2613 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tiajuana River. 183 Comment
  SD173878  Mentzelia micrantha Mark A. Elvin 2004-4-24 3368 San Diego SE side of Otay Mountain: Mine Canyon 213 Comment
  SD233876  Mentzelia micrantha Mark A. Elvin 2003-5-3 2613 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border on slope above Tijuana River. 182 Comment
  UCR128664  Mentzelia micrantha Mark A. Elvin 2003-5-3 2613 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  UCR147365  Mentzelia micrantha Mark A. Elvin 2004-4-24 3368 San Diego San Ysidro Mountains, SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16 366 Comment
  LA209010  Micranthes californica Carl Epling; William Robison 1932-3-31 San Diego Barrett Comment
  UCR123385  Microseris heterocarpa G. F. Pratt 2001-3-31 s.n. San Diego Peninsular Range, San Ysidro Mountains, Tijuana River drainage, Marron Valley, c. 1 km north of Mexico border and 3 km west of Tecate Peak, SSE of Little Tecate Peak, ridge south of arroyo draining from Tecate Peak 610 Comment
  UCR263668  Microseris lindleyi Mark A. Elvin 2001-4-21 1562 San Diego Peninsular Range; San Ysidro Mountains, Otay Mountain, head of Mine Canyon 495 Comment
  SD18144  Mimetanthe pilosa Frank F. Gander 1937-6-25 4274 San Diego Cottonwood Creek, Campo Road Comment
  SD262909  Mimetanthe pilosa Susan T Welker 1992-5-26 San Diego Dulzura area; east of Jamul, north of Hwy 94 on Lucky Six Truck Trail; at Mother Grundy Monastery; south side of Mother Grundy Mountain; near pond. 637 Comment
  UC1087432  Mimulus Ira L. Wiggins 1926-2-20 1797 San Diego above Dulzura (near summit of grade on Campo road) Comment
  SDSU16232  Mimulus aurantiacus Michael G. Simpson, Otay Mtn. team 2003-5-3 2402 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  POM305032  Mimulus aurantiacus var. pubescens Henry J. Ramsey, Henry J. Ramsey 1939-4-23 390 San Diego Barrett, Dalzura Road. Comment
  UCR188393  Mimulus aurantiacus var. pubescens Michael G. Simpson, Otay Mountain Team 2003-5-3 2402 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 216 Comment
  IRVC27556  Mimulus brevipes Mark A. Elvin, H. Eilers, et al. 2005-4-2 4121 San Diego E side of Otay Mtn; head of Mine Cyn near old homestead/house; S of road to Sycamore Cyn. Peninsular Ranges, San Ysidro Mountains 473 Comment
  RSA1680  Mimulus brevipes Carl B. Wolf 1931-5-27 2123 San Diego 1 miles east of Dulzura. 366 Comment
  SDSU17211  Mimulus brevipes Michael G. Simpson, Otay Mtn. team 2003-5-3 2463 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 248 Comment
  UCR154269  Mimulus brevipes Mark A. Elvin, H. Spillman et al. 2005-4-2 4121 San Diego Peninsular Ranges, San Ysidro Mountains, E side of Otay Mountain; head of Mine Canyon near old homestead/house; south of road to Sycamore Canyon 473 Comment
  UCR188743  Mimulus brevipes Michael G. Simpson, Otay Mtn Team 2003-5-3 2463 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 248 Comment
  IRVC27420  Mimulus guttatus Mark A. Elvin 2005-3-15 4029 San Diego S of Dulzura near the head of Marron Creek; just E of Echo Spring; about unnamed ephemeral drainage beside Marron Valley Road. Peninsular Ranges, San Ysidro Mountains 427 Comment
  IRVC27616  Mimulus guttatus Mark A. Elvin 2004-4-24 3322 San Diego Otay Mountain; SE base, W end Marron Valley on slopes of mtn. N of Tijana R., between Mine and Butteweg canyons. San Ysidro Mountains 168 Comment
  LA209409  Mimulus guttatus Carl Epling; William Robison 1932-3-31 sn San Diego Barrett Comment
  LA209410  Mimulus guttatus Carl Epling; William Robison 1932-3-31 San Diego Barrett Comment
  UCR154488  Mimulus guttatus Mark A. Elvin 2005-3-15 4029 San Diego Peninsular Ranges, San Ysidro Mtns, S of Dulzura near the head of Marron Creek; just east of Echo Spring; about unnamed ephemeral drainage beside Marron Valley Road 427 Comment
  RSA11632  Mimulus pilosus C. Epling, M. Darsie, C. Knox, Wm. Robinson s.n. San Diego Barrett. Comment
  CAS-BOT-BC434711  Mirabilis laevis var. crassifolia Ira L. Wiggins 1926-2-20 1801 San Diego Near Dulzura Divide on southeast slope. Comment
  RSA465238  Mirabilis laevis var. crassifolia N. C. Cooper 1949-3-17 3124 San Diego Barrett. 305 Comment
  SD188951  Mirabilis laevis var. crassifolia Michael G Simpson, Otay Mtn. team 2003-5-3 2393 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SD48739  Mirabilis laevis var. crassifolia Ira L. Wiggins 1926-2-20 1801 San Diego Apiary near Dulzura Divide on southeast slope. Comment
  SDSU16211  Mirabilis laevis var. crassifolia Michael G. Simpson, Otay Mtn. team 2003-5-3 2393 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SDSU8481  Mirabilis laevis var. crassifolia R. M. Beaudhamp 1967-2-22 174 San Diego Growing on south slope of Jamul Mountain above Dulzura Creek Wier. Common among rocks and boulders. Comment
  UC1087383  Mirabilis laevis var. crassifolia Ira L. Wiggins 1926-2-20 1801 San Diego apiary near Dulzura Divide Comment
  UCR188417  Mirabilis laevis var. crassifolia Michael G. Simpson, Otay Mountain Team 2003-5-3 2393 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 216 Comment
  SD173123  Monardella linoides subsp. viminea Philip Unitt 2001-6-5 San Diego 1.7 miles south-southwest of the summit of Tecate Peak, in southwest-draining canyon. (IPB 4/07) 609 Comment
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Jun 17 2020
  CAS-BOT-BC300512  Monardella stoneana Mark A. Elvin 2000-4-13 1432 San Diego San Ysidro Mtns.: Monardella Gulch, tributary of Cottonwood Creek on W slope of Tecate Peak, above E end Marron Valley and just N of the Mexican border 32 Comment
  CAS-BOT-BC536483  Monardella stoneana A. C. Sanders; Mark A. Elvin 2000-8-4 23593 San Diego Peninsular Range, San Ysidro Mountains: Monardella Gulch, tributary of Cottonwood Creek on W slope of Tecate Peak, above E end Marron Valley and just N of the Mexican border 487 Comment
  RSA0006610  Monardella stoneana Mark A. Elvin, C. Burrascano 2000-7-22 1460 San Diego San Ysidro Mts.: Monardella Gulch, tributary of Cottonwood Creek on W slope of Tecate Peak, above E end Marron Valley and just N of the Mexican border. 488 Comment
  RSA762785  Monardella stoneana L. M. Prince, Jonathan K. Snapp-Cook, Kurt Roblek 2009-6-5 542 San Diego Otay Mesa, on BLM land east of Marron Valley near the U.S./Mexico border (western slope of Tecate Peak). Comment
  RSA771492  Monardella stoneana Mark A. Elvin, Bill Ostheimer 2000-3-14 1411 San Diego Monardella Gulch, tributary of Cottonwood Creek on west slope of Tecate Peak, above east end of Marron Valley and just north of the US/Mexican border 488 Comment
  RSA788448  Monardella stoneana L. M. Prince, Jonathan K. Snapp-Cook, Kurt Roblek 542 San Diego BLM Otay Mesa. Comment
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Oct 18 2016
  RSA795118  Monardella stoneana Mark A. Elvin 2000-4-13 1432 San Diego Monardella Gulch, tributary of Cottonwood Creek on west slope of Tecate Peak, above east end of Marron Valley and just north of the US/Mexican border 488 Comment
  SBBG128984  Monardella stoneana M. A. Elvin 2000-4-13 1432 San Diego San Ysidro Mtns, "Monardella Gulch", above E end Marron Valley, just N of the Mexican border 488 Comment
  SD103759  Monardella stoneana Fred Sproul 1979-6-20 San Diego Tecate Mountain. 665 Comment
  SD157516 Image available Monardella stoneana Fred Sproul 2000-5-18 San Diego Otay area, Marron Valley Comment
  SD198539  Monardella stoneana Melanie S. Johnson 2005-6-16 46 San Diego Otay Mountains, Marron Valley, Bee Canyon, ca 2 mi N of US/Mexico border, MSCP Monardella sp. Monitoring Site 395 Comment
  SD247192  Monardella stoneana Jonathan K. Snapp-Cook, L. M. Prince, Kurt Roblek 2009-6-5 229 San Diego Near Border, 1.9 miles south of Little Tecate Peak, along dirt road 2.4 miles east of Marron Valley 1.75 miles E of intersection with Cottonwood Creek Road; small creek that is a tributary to Cottonwood Creek. 449 Comment
  SD250507  Monardella stoneana Mark A. Elvin, Bill Ostheimer 2000-3-14 1411 San Diego San Ysidro Mountains: Monardella Gulch, tributary of Cottonwood Creek on W slope of Tecate Peak, above E end Marron Balley and just N of the Mexican border (Tecate 7.5'Q) 487 Comment
  UCR124145  Monardella stoneana A. C. Sanders, Mark A. Elvin 2000-8-4 23593 San Diego Peninsular Range, San Ysidro Mountains, 'Monardella Gulch', tributary of Cottonwood Creek on W slope of Tecate Peak, above east end Marron Valley and just north of the Mexican border 488 Comment
  UCR201693  Monardella stoneana Philip Unitt 2001-6-5 s.n. San Diego 1.7 mi south southwest of the summit of Tecate Peak, in southwest-draining canyon 610 Comment
  UCR212055  Monardella stoneana Mark A. Elvin, Cindy Burrascano 2000-7-22 1460 San Diego San Ysidro Mountains, 'Monardella Gulch', tributary of Cottonwood Creek on west slope of Tecate Peak, above east endd Marron Valley and just north of the Mexican border 488 Comment
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Dec 20 2011
  UCR219950  Monardella stoneana Mark A. Elvin 2000-4-13 1432 San Diego San Ysidro Mountains, 'Monardella Gulch', tributary of Cottonwood Creek on west slope of Tecate Peak, above east end of Marron Valley and just north of the US/Mexican border 488 Comment
  UCR219951  Monardella stoneana Mark A. Elvin, Bill Ostheimer 2000-3-14 1411 San Diego San Ysidro Mountains, 'Monardella Gulch', tributary of Cottonwood Creek on west slope of Tecate Peak, above east end of Marron Valley and just north of the US/Mexican border 488 Comment
  UCR220077  Monardella stoneana Fred T. Sproul 2000-5-18 s.n. San Diego Peninsular Range; San Ysidro Mountains, unnamed rocky canyon draining west off Tecate Mtn. in Marron Valley, east of Cottonwood Creek 236 Comment
  UCR227528  Monardella stoneana Linda M. Prince, Jonathan K. Snapp-Cook, Kurt Roblek 2009-6-5 542 San Diego Otay Mesa, BLM land Comment
  IRVC27529  Muhlenbergia microsperma Mark A. Elvin 2005-3-15 4046 San Diego S of Dulzura; ridge W of Bee Canyon; N of Donahoe Spring. Peninsular Ranges, San Ysidro Mountains 335 Comment
  IRVC28039  Muhlenbergia microsperma Mark A. Elvin, Sarah Jayne, et al. 2003-5-3 2639 San Diego SE side of Otay Mountain, W Marron Valley, mouth of Mine Canyon, ca. 1.0km N of Mexican border, slopes above the Tijuana River Peninsular Ranges, San Ysidro Mountains 152 Comment
  IRVC28336  Muhlenbergia microsperma Fred M. Roberts, Andy Pigniolo, Kam Muri 2003-5-3 5705 San Diego Otay Mountain, south side near crest of ridge east of lower "Butteweg Canyon" along the border trail, Tijuana River watershed Peninsular Range, San Ysidro Mountains 305 Comment
  RSA682264  Muhlenbergia microsperma Mark Elvin 2003-5-3 2639 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, mouth of 'Mine Canyon,' ca. 1 km N of Mexican border, slopes above Tijuana River 152 Comment
  RSA696135  Muhlenbergia microsperma Fred M. Roberts, Andy Pinolo, Kam Muri 2003-5-3 5705 San Diego Peninsular Range, San Ysidro Mtns.: Otay Mountain, south side near crest of ridge east of lower 'Butteweg Canyon' along the border trail, Tijuana River watershed., (32 deg 33'46N, 116 deg 47' 59W). 305 Comment
  SD16562  Muhlenbergia microsperma Frank F. Gander 1937-3-4 3046 San Diego Cottonwood Creek, near Barrett Junction Comment
  SD171187  Muhlenbergia microsperma Mark A. Elvin 2005-3-15 4046 San Diego S of Dulzura; ridge W of Bee Canyon; N of Donahoe Spring. 334 Comment
  SD188673  Muhlenbergia microsperma Michael G Simpson, Otay Mtn. team 2003-5-3 2468 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 246 Comment
  SD233701  Muhlenbergia microsperma Mark A. Elvin 2003-5-3 2639 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, mouth of Mine Canyon, ca. 1 km N of the Mexican border, slopes above the Tijuana River. 152 Comment
  SD234765  Muhlenbergia microsperma Fred M. Roberts, A. Pinolo, K. Muri 2003-5-3 5705 San Diego Peninsular Range, San Ysidro Mtns.: Otay Mountain, south side near crest of ridge east of lower Butteweg Canyon along the border trail, Tijuana River watershed 305 Comment
  SDSU17219  Muhlenbergia microsperma Michael G. Simpson, Otay Mtn. team 2003-5-3 2468 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 248 Comment
  UCR128524  Muhlenbergia microsperma Fred M. Roberts, Andy Pigniolo, Kam Muri 2003-5-3 5705 San Diego Peninsular Range, San Ysidro Mountains, Otay Mountain, south side near crest of ridge east of lower 'Butteweg Canyon' along the border trail, Tijuana River watershed 305 Comment
  UCR128624  Muhlenbergia microsperma Mark A. Elvin 2003-5-3 2639 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, mouth of 'Mine Canyon,' c. 1 km north of the Mexican border, slopes above the Tijuana River 213 Comment
  UCR154351  Muhlenbergia microsperma Mark A. Elvin 2005-3-15 4046 San Diego Peninsular Ranges, San Ysidro Mtns, south of Dulzura; ridge west of Bee Canyon; north of Donahoe Spring 366 Comment
  UCR188725  Muhlenbergia microsperma Michael G. Simpson, Otay Mtn Team 2003-5-3 2468 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 248 Comment
  IRVC26544  Muilla clevelandii Mark A. Elvin 2003-5-3 2672 San Diego SE side of Otay Mountain, Marron Valley, along Cottonwood Creek ca. 1.0km N of the Mexican border. Peninsular Ranges, San Ysidro Mountains 168 Comment
  RSA683122  Muilla clevelandii Mark A. Elvin 2003-5-3 2672 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., Marron Valley, along Cottonwood Creek ca. 1 km N of Mexican border, slopes above Tijuana River 168 Comment
  UCR130362  Muilla clevelandii Mark A. Elvin 2003-5-3 2672 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., Marron Valley, along Cottonwood Creek c. 1 km north of the Mexican border 198 Comment
  UCR97764  Muilla maritima C. Pierce, G. Pratt 1997-2-28 s.n. San Diego Peninsular Range, San Ysidro Mountains, SE foot of Otay Mtn., NW side Marron Valley, at Mexican border, c. 10 km due south of Dulzura, near Echo Spring 250 Comment
  UCR98101  Muilla maritima G. F. Pratt 1997-4-18 s.n. San Diego Peninsular Range, San Ysidro Mountains, Marron Valley, SE of Otay Mtn., near Cottonwood Creek 976 Comment
  SD105716  Myosurus minimus Timothy Cass 1979-10-7 355 San Diego Vernal pool, Marron Valley. 180 Comment
  SD152602  Myosurus minimus Craig Reiser 2000-4-6 San Diego Marron Valley, east side of Cottonwood Creek, ca 300 yards from dongluence [confluence?] with Tecate Creek Vernal pool (IPB 5/06) Comment
  SD254743  Myriopteris clevelandii Susan T Welker 1992-5-26 San Diego Slope below pond 1/2 mile from Mother Grundy Monastery, Mother Grundy Truck Trail (aka Lucky Six T.T.), east of Jamul, north of Hwy 94, S side of mountain 637 Comment
  SD188590  Myriopteris newberryi Michael G Simpson, Otay Mtn. team 2003-5-3 2384 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SDSU16212  Myriopteris newberryi Michael G. Simpson, Otay Mtn. team 2003-5-3 2384 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  IRVC27347  Nassella Mark A. Elvin 2005-3-15 4057 San Diego Bee Canyon; S of Dulzura; ca. 4.3km (air) N of Mexico. Peninsular Ranges, San Ysidro Mountains 351 Comment
  IRVC27489  Nassella lepida Mark A. Elvin, H. Spillman, et al. 2005-4-2 4128 San Diego E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San diego Preserve. Peninsular Ranges, San Ysidro Mountains 274 Comment
  IRVC28024  Nassella pulchra Mark A. Elvin, Sarah Jayne, et al. 2003-5-3 2631 San Diego Otay Mountain; SE base, W end Marron Valley on slopes N of Tijana R., between Mine and Butteweg canyons; S of Benchmark 838, ca. 1/2km N Mexican Border on slope above Tijuana R. San Ysidro Mountains 168 Comment
  RSA682258  Nassella pulchra Mark Elvin 2003-5-3 2631 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tijuana River 183 Comment
  UC1124086  Navarretia hamata subsp. hamata H. S. Yates 1937-6-29 6759 San Diego 1 mi se Dulzura; Cuyamaca Quad. 365 Comment
  SD1212  Nemacaulis denudata var. gracilis Fidella G. Woodcock May 1926 San Diego Silver Flats nr. Marine Base (IPB 3/06) Comment
  CAS-BOT-BC231694  Nicotiana glauca Barbara Ertter; Jeffrey Strachan 1980-5-24 3509 San Diego Along Hwy 94 west of Barrett Junction, east of Dulzum Summit 487 Comment
  HSC25260  Nicotiana glauca R. W. Spjut 1972-2-16 2205 San Diego Hwy. 94, 18 mi. W of Campo Comment
  RSA0024917  Nicotiana glauca Jim Andre 2013-3-3 23930 San Diego Northwest of Tecate Peak, along Hwy 94 approx. 1 mile west of Barret Junction, east of Dulzura, 8.5 miles E of jct. with Otay Lakes Road. 301 Comment
  UCR252844  Nicotiana glauca Jim Andre 2013-3-3 23930 San Diego Peninsular Range, northwest of Tecate Peak, along Hwy 94 c. 1 mi. west of Barrett Junction, east of Dulzura, 8.5 mi. E. of junction with Otay Lakes Rd 301 Comment
  JEPS83410  Nuttallanthus texanus David M. Thompson 1983-4-27 275 San Diego 5.3 mi e of Dulzura Fire Station (on Hwy 94, n of road) 304 Comment
  SD120902  Nuttallanthus texanus David M. Thompson 1983-4-27 275 San Diego 5.3 miles east of Dulzura Fire Station on Hwy 94, north of road. On shallow slopes and flats on soil on a chaparral burn (burned 1982). Not found off the burned area. 305 Comment
  SD167445  Nuttallanthus texanus Mark A. Elvin, Scott Boczkiewicz 2005-2-5 3977 San Diego SE side of Otay Mtn; W Marron Valley; E of the mouth of Mine Cyn. 174 Comment
  IRVC29167  Oenothera elata subsp. hookeri Mark A. Elvin 2005-6-7 4438 San Diego San Ysidro Mtns; Dulzura, along Dulzura Ck at jct with Dutchman Cyn along Hwy 94. Peninsular Ranges 366 Comment
  SD222222  Oenothera elata subsp. hookeri Mark A. Elvin 2005-6-7 4438 San Diego Peninsular Ranges: San Ysidro Mtns; Dulzura, along Dulzura Ck at jct with Dutchman Cyn along Hwy 94 . 366 Comment
  UCR175532B  Oenothera elata subsp. hookeri Mark A. Elvin 2005-6-7 4438 San Diego Peninsular Ranges, San Ysidro Mtns: Dulzura, along Dulzura Creek at the junction with Dutchman Canyon, along Hwy 94 366 Comment
  IRVC27336  Olea europaea Mark A. Elvin 2005-3-15 4067 San Diego Bee Canyon; S of Dulzura; ca. 2.8km (air) N of Mexico. Peninsular Ranges, San Ysidro Mountains 213 Comment
  SD167540  Olea europaea Mark A. Elvin 2005-3-15 4067 San Diego Bee Canyon; S of Dulzura; ca. 2.8km (air) N of Mexico. 213 Comment
  UCR154300  Olea europaea Mark A. Elvin 2005-3-15 4067 San Diego Peninsular Ranges, San Ysidro Mtns, Bee Canyon; south of Dulzura; c. 2.8 km (air) N of Mexican border 213 Comment
  UCR98092  Ophioglossum californicum C. Pierce, G. Pratt 1997-2-28 s.n. San Diego Peninsular Range, San Ysidro Mountains, SE foot of Otay Mtn., NW side Marron Valley, at Mexican border, c. 10 km due south of Dulzura, near Echo Spring 250 Comment
  POM311493  Opuntia parryi var. serpentina Lyman Benson 1963-7-10 16365 San Diego Barret, northwest of Tecate Mountain. 457 Comment
  RSA668043  Opuntia parryi var. serpentina Lyman Benson 1963-7-10 16362 San Diego Barret, northwest of Tecate Mountain. 457 Comment
  RSA668044  Opuntia parryi var. serpentina Lyman Benson 1963-7-10 16363 San Diego Barret, northwest of Tecate Mountain. 457 Comment
  IRVC28005  Osmadenia tenella Mark A. Elvin, Sarah Jayne, et al. 2003-5-3 2582 San Diego Otay Mountain; SE base, W end Marron Valley on slopes N of Tijana R., between Mine and Butteweg canyons; S of Benchmark 838, ca. 1/2km N Mexican Border on slope above Tijuana R. San Ysidro Mountains 168 Comment
  SD188771  Osmadenia tenella Michael G Simpson, Otay Mtn. team 2003-5-3 2506 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 256 Comment
  SD233756  Osmadenia tenella Mark A. Elvin 2003-5-3 2582 San Diego Peninsular Range, San Ysidro Mnts.: SE of Otay Mountain, western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border on slop above Tijuana River 182 Comment
  SD245668  Osmadenia tenella Jonathan K. Snapp-Cook, L. M. Prince, Kurt Roblek 2009-6-5 230 San Diego Near Border, 1.9 miles south of Little Tecate Peak, along dirt road 2.4 miles east of Marron Valley 1.75 miles E of intersection with Cottonwood Creek Road; small creek that is a tributary to Cottonwood Creek. 449 Comment
  SDSU17332  Osmadenia tenella Michael G. Simpson, Otay Mtn. team 2003-5-3 2506 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 257 Comment
  UCR128681  Osmadenia tenella Mark A. Elvin 2003-5-3 2582 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  RSA691022  Oxalis albicans Fred M. Roberts, Andy Pinolo, Kam Muri 2003-5-3 5700 San Diego Peninsular Range, San Ysidro Mtns.: Otay Mountain, south side near crest of ridge east of lower 'Butteweg Canyon' along the border trail, Tijuana River watershed. 305 Comment
  IRVC26590  Oxalis albicans subsp. californica Mark A. Elvin, Sarah Jayne, et al. 2003-5-3 2599 San Diego Otay Mountain; SE base, W end Marron Valley on slopes N of Tijana R., between Mine and Butteweg canyons; S of Benchmark 838, ca. 1/2km N Mexican Border on slope above Tijuana R. San Ysidro Mountains 168 Comment
  IRVC27260  Oxalis albicans subsp. californica Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8828 San Diego Otay Mountain Wilderness Area (BLM property): southwest of Dulzura: vicinity of Sycamore Canyon. San Ysidro Mountains 325 Comment
  RSA692015  Oxalis albicans subsp. californica Mark A. Elvin 2003-5-3 2599 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tiajuana River. 183 Comment
  SDSU17195  Oxalis albicans subsp. californica Michael G. Simpson, Otay Mtn. team 2003-5-3 2450 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  UC1790188  Oxalis albicans subsp. californica Jon P. Rebman 2003-5-4 8828 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountians; southwest of Dulzura: vicinity of Sycamore Canyon 324 Comment
  POM305163  Oxalis californica Henry J. Ramsey 1939-4-23 414 San Diego Barrett, Dalzura Road. Comment
  SD162999  Oxalis californica Jon P. Rebman, J. Gregory, K. Collins, & D. Getinger 2003-5-4 8828 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; southwest of Dulzura: vicinity of Sycamore Canyon 324 Comment
  SD188971  Oxalis californica Michael G Simpson, Otay Mtn. team 2003-5-3 2450 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SD233892  Oxalis californica Mark A. Elvin 2003-5-3 2599 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border on slope above Tijuana River. 182 Comment
  SD234920  Oxalis californica Fred M. Roberts, Andy Pinolo, Kam Muri 2003-5-3 5700 San Diego Peninsular Range, San Ysidro Mountains: Otay Mountain, south side near crest of ridge east of lower Butteweg Canyon along the border trail, Tijuana River watershed (Otay Mountain 7.5' Q) 305 Comment
  UCR128336  Oxalis californica Mark A. Elvin 2003-5-3 2599 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  UCR128518  Oxalis californica Fred M. Roberts, Andy Pigniolo, Kam Muri 2003-5-3 5700 San Diego Peninsular Range, San Ysidro Mountains, Otay Mountain, south side near crest of ridge east of lower 'Butteweg Canyon' along the border trail, Tijuana River watershed 305 Comment
  UCR156566  Oxalis californica Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8828 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; SW of Dulzura: vicinity of Sycamore Canyon 325 Comment
  UCR188552  Oxalis californica Michael G. Simpson, Otay Mtn. Team 2003-5-3 2450 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 216 Comment
  IRVC27088  Oxalis pes-caprae Mark A. Elvin, Scott Boczkiewicz 2005-2-5 3976 San Diego E Otay Mtn; Otay Tk Trl; along road at water tank 3-5; bench mark 1962. Peninsular Ranges, San Ysidro Mountains 598 Comment
  SD173838  Oxalis pes-caprae Mark A. Elvin, Scott Boczkiewicz 2005-2-5 3976 San Diego E Otay Mtn; Otay Tk Trl; along road at water tank 3-5; bench mark 1962. 598 Comment
  UCR152977  Oxalis pes-caprae Mark A. Elvin, Scott Boczkiewicz 2005-2-5 3976 San Diego Peninsular Ranges, San Ysidro Mountains, E Otay Mountains; Otay Truck Trail; along road at water tank 3-5; bench mark 1962 598 Comment
  UCR170948  Paeonia californica I. L. Wiggins 1926-2-19 1782 San Diego Peninsular Ranges, 0.1 mi above Dulzura along Dulzura Creek Comment
Read comments
May 19 2009
  IRVC27121  Papaver californicum Mark A. Elvin 2004-4-24 3359 San Diego SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16. San Ysidro Mountains 213 Comment
  SD173820  Papaver californicum Mark A. Elvin 2004-4-24 3359 A San Diego SE side of Otay Mountain: Mine Canyon 213 Comment
  UCR147349  Papaver californicum Mark A. Elvin 2004-4-24 3359 San Diego San Ysidro Mountains, SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16 366 Comment
  IRVC27198  Parietaria hespera Mark A. Elvin 2004-4-24 3351 San Diego SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16. San Ysidro Mountains 213 Comment
  IRVC27479  Parietaria hespera var. hespera Mark A. Elvin, H. Spillman, et al. 2005-4-2 4142 San Diego E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San diego Preserve. Peninsular Ranges, San Ysidro Mountains 274 Comment
  IRVC28154  Parietaria hespera var. hespera Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8811 San Diego Otay Mountain Wilderness Area (BLM property): southwest of Dulzura: vicinity of Sycamore Canyon. San Ysidro Mountains 325 Comment
  SD162855  Parietaria hespera var. hespera Jon P. Rebman, J. Gregory, K. Collins, & D. Getinger 2003-5-4 8811 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; southwest of Dulzura: vicinity of Sycamore Canyon 324 Comment
  SD165372  Parietaria hespera var. hespera Mark A. Elvin, Harry Spillman et al. 2005-4-2 4142 San Diego E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San Diego Preserve. 274 Comment
  SD189101  Parietaria hespera var. hespera Michael G Simpson, Otay Mtn. team 2003-5-3 2425 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.7 miles north of Marron Road. 231 Comment
  SDSU17227  Parietaria hespera var. hespera Michael G. Simpson, Otay Mtn. team 2003-5-3 2425 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.7 miles north of Marron Road. 232 Comment
  UC1790186  Parietaria hespera var. hespera Jon P. Rebman 2003-5-4 8811 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountians; southwest of Dulzura: vicinity of Sycamore Canyon 324 Comment
  UCR156542  Parietaria hespera var. hespera Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8811 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; SW of Dulzura: vicinity of Sycamore Canyon 325 Comment
  UCR188731  Parietaria hespera var. hespera Michael G. Simpson, Otay Mtn Team 2003-5-3 2425 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.7 miles north of Marron Road 232 Comment
  SD189102 Image available Parietaria pensylvanica Michael G Simpson, Otay Mtn. team 2003-5-3 2458 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SDSU17208  Parietaria pensylvanica Michael G. Simpson, Otay Mtn. team 2003-5-3 2458 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  UCR188756  Parietaria pensylvanica Michael G. Simpson, Otay Mtn Team 2003-5-3 2458 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 216 Comment
  IRVC27355  Pectocarya Mark A. Elvin 2005-3-15 4069 San Diego Bee Canyon; S of Dulzura; ca. 2.8km (air) N of Mexico. Peninsular Ranges, San Ysidro Mountains 213 Comment
  UCR154298  Pectocarya linearis Mark A. Elvin 2005-3-15 4069 San Diego Peninsular Ranges, San Ysidro Mtns, Bee Canyon; south of Dulzura; c. 2.8 km (air) N of Mexican border 213 Comment
  GMDRC5760  Pectocarya linearis subsp. ferocula J. M. Andre 2013-3-3 23925 San Diego northwest of Tecate Peak, along Hwy 94 approx 1 mi. west of Barret Junction, east of Dulzura, 8.5 mi. E. of Jct w/Otay Lakes Rd 301 Comment
  IRVC27288  Pectocarya linearis subsp. ferocula Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8846 San Diego Otay Mountain Wilderness Area (BLM property): southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone. San Ysidro Mountains 310 Comment
  RSA0024915  Pectocarya linearis subsp. ferocula J. Andre 2013-3-3 23925 San Diego Northwest of Tecate Peak, along Hwy 94 approx. 1 mile west of Barret Junction, east of Dulzura, 8.5 miles E of jct. with Otay Lakes Road. 301 Comment
  SD163079  Pectocarya linearis subsp. ferocula Jon P. Rebman, J. Gregory, K. Collins, & D. Getinger 2003-5-4 8846 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; southwest of Dulzura: along Sycamore Canyon at the convergence with another riparian zone 309 Comment
  SD16566  Pectocarya linearis subsp. ferocula Frank F. Gander 1937-3-4 3051 San Diego Cottonwood Creek near Barrett Junction. Comment
  SD239649  Pectocarya linearis subsp. ferocula Mark A. Elvin 2005-3-15 4069 San Diego Peninsular Ranges; San Ysidro Mountains: Bee Canyon; S of Dulzura; ca. 2.8 km (air) N of Mexico. 213 Comment
  SEINET7991700  Pectocarya linearis subsp. ferocula Jon P. Rebman 2003-5-4 8846 San Diego Otay Mountain Wilderness Area ( BLM Property ), San Ysidro Mountain ; SW of Dulzura: vicinity of Sycamore Canyon 310 Comment
  UCR156627  Pectocarya linearis subsp. ferocula Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8846 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; SW of Dulzura: along Sycamore Canyon at the convergence with a nother riparian zone 310 Comment
  JEPS123  Pedicularis densiflora T. S. Brandegee Apr 1905 San Diego Cottonwoodis reached by a dirt road due southward from Dulzura (and is located about 1 mi n of Mexican border, on Cottonwood Creek); Cottonwood 243 Comment
  SD80834  Pedicularis densiflora Fred Thorne, Helen V. Witham 1971-3-12 1228 San Diego 2I(c) miles southeast of Dulzura, at locked gate on side road. 399 Comment
  RSA686759  Pellaea andromedifolia T. R. Pray 1960-4-10 1655 San Diego East of Dulzura Comment
  RSA686768  Pellaea andromedifolia C. Epling, Wm Robison 1932-3-31 s.n. San Diego Barret Comment
  CAS-BOT-BC71420  Pellaea mucronata C. Epling; Wm. Robison 1932-3-31 s.n. San Diego Barrett Comment
  RSA686959  Pellaea mucronata C. Epling, Wm Robison 1932-3-31 s.n. San Diego Barret Comment
  UCR128636  Pellaea mucronata Mark A. Elvin 2003-5-3 2635 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, mouth of 'Mine Canyon,' c. 1 km north of the Mexican border, slopes above the Tijuana River 213 Comment
  SD188593  Pellaea mucronata subsp. mucronata Michael G Simpson, Otay Mtn. team 2003-5-3 2509 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 256 Comment
  POM47436  Pellaea mucronata var. mucronata P. A. Munz 1924-5-10 7985 a San Diego Cottonwood Creek. Comment
  SDSU17329  Pellaea mucronata var. mucronata Michael G. Simpson, Otay Mtn. team 2003-5-3 2509 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 257 Comment
  UCR188740  Pellaea mucronata var. mucronata Michael G. Simpson, Otay Mtn Team 2003-5-3 2509 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 257 Comment
  SDSU10887  Penstemon heterophyllus D. Close 1959-4-21 San Diego Barrett, along Hwy 94. Comment
  POM204380  Penstemon spectabilis I. L. Wiggins 1926-2-19 1818 San Diego Burned over slopes 21 mi. W. of Campo. Comment
  SDSU10899  Penstemon spectabilis Julia R. Bastlin 1927-5-1 San Diego Dulzura Grade. Comment
  SDSU230  Penstemon spectabilis Bill Weiner 1938-5-22 San Diego near Barrett. Comment
  UCR98099  Penstemon spectabilis G. F. Pratt 1997-4-18 s.n. San Diego Peninsular Range, San Ysidro Mountains, Marron Valley, SE of Otay Mtn., near Cottonwood Creek 976 Comment
  JEPS11604  Penstemon spectabilis var. spectabilis Dr. L. M. Newlon 1922-3-27 348 San Diego 4 mi e Dulzura (Southern California) Comment
  SD10994  Penstemon spectabilis var. spectabilis Frank F. Gander 1935-4-3 160 1 San Diego Near Cottonwood Creek bridge, Campo Road Comment
  UC483437  Penstemon spectabilis var. spectabilis Ira L. Wiggins 1926-2 1818 San Diego burned over slopes 21 mi w Campo; w of Campo Comment
  IRVC27344  Pentachaeta aurea Mark A. Elvin 2005-3-15 4059 San Diego Bee Canyon; S of Dulzura; ca. 2.8km (air) N of Mexico. Peninsular Ranges, San Ysidro Mountains 213 Comment
  RSA713750  Pentachaeta aurea Mark A. Elvin 2005-3-15 4059 San Diego Peninsular Ranges, San Ysidro Mountains: Bee Canyon; S of Dulzura; ca. 2.8km (air) N of Mexico. 213 Comment
  SD165772  Pentachaeta aurea Mark A. Elvin 2005-3-15 4059 San Diego Bee Canyon; S of Dulzura; ca. 2.8km (air) N of Mexico. 213 Comment
  SD188594  Pentagramma glanduloviscida Michael G Simpson, Otay Mtn. team 2003-5-3 2448 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SDSU17239  Pentagramma glanduloviscida Michael G. Simpson, Otay Mtn. team 2003-5-3 2448 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  RSA0024921  Pentagramma triangularis Jim Andre 2013-3-3 23936 San Diego Northwest of Tecate Peak, along Hwy 94 approx. 1 mile west of Barret Junction, east of Dulzura, 8.5 miles E of jct. with Otay Lakes Road. 301 Comment
  CAS-BOT-BC71594  Pentagramma triangularis subsp. maxonii I. L. Wiggins 1926-2-19 1793 San Diego 1 1/2 mi. east of Dulzura Comment
  CAS-BOT-BC71595  Pentagramma triangularis subsp. maxonii Ira L. Wiggins 1926-2-19 1793 San Diego 1 1/2 mi. east of Dulzura Comment
  UCR188761  Pentagramma triangularis subsp. maxonii Michael G. Simpson, Otay Mtn Team 2003-5-3 2448 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 216 Comment
  IRVC28016  Pentagramma triangularis subsp. viscosa Mark A. Elvin, Sarah Jayne, et al. 2003-5-3 2638 San Diego SE side of Otay Mountain, W Marron Valley, mouth of Mine Canyon, ca. 1.0km N of Mexican border, slopes above the Tijuana River Peninsular Ranges, San Ysidro Mountains 152 Comment
  UCR128625  Pentagramma triangularis subsp. viscosa Mark A. Elvin 2003-5-3 2638 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, mouth of 'Mine Canyon,' c. 1 km north of the Mexican border, slopes above the Tijuana River 213 Comment
  SD167672  Peritoma arborea var. arborea Mark A. Elvin 2004-4-24 3384 San Diego Otay Mountain; SE side, NW Marron Valley along Marron Valley Road 213 Comment
  SD64073  Peritoma arborea var. arborea Reid Moran 1966-10-22 13711 San Diego Marron Valley 174 Comment
  IRVC27154  Perityle emoryi Mark A. Elvin 2004-4-24 3367 San Diego SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16. San Ysidro Mountains 213 Comment
  IRVC27354  Perityle emoryi Mark A. Elvin 2005-3-15 4070 San Diego Bee Canyon; S of Dulzura; ca. 2.8km (air) N of Mexico. Peninsular Ranges, San Ysidro Mountains 213 Comment
  IRVC28330  Perityle emoryi Fred M. Roberts, Andy Pigniolo, Kam Muri 2003-5-3 5699 San Diego Otay Mountain, south side near crest of ridge east of lower "Butteweg Canyon" along the border trail, Tijuana River watershed Peninsular Range, San Ysidro Mountains 305 Comment
  RSA681281  Perityle emoryi Fred M. Roberts, Andy Pinolo, Kam Muri 2003-5-3 5699 San Diego Peninsular Range, San Ysidro Mtns.: Otay Mountain, south side near crest of ridge east of lower Butteweg Canyon along the border trail, Tijuana River watershed. 305 Comment
  RSA708083  Perityle emoryi Mark A. Elvin 2005-3-15 4070 San Diego Peninsular Ranges, San Ysidro Mountains: Bee Canyon; S of Dulzura; ca. 2.8km (air) N of Mexico. 213 Comment
  SD165770  Perityle emoryi Mark A. Elvin 2005-3-15 4070 San Diego Bee Canyon; S of Dulzura; ca. 2.8km (air) N of Mexico. 213 Comment
  SD165771  Perityle emoryi Mark A. Elvin 2004-4-24 3367 San Diego SE side of Otay Mountain: Mine Canyon 213 Comment
  SD188773  Perityle emoryi Michael G Simpson, Otay Mtn. team 2003-5-3 2452 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SD233758  Perityle emoryi Fred M. Roberts, A. Pinolo, K. Muri 2003-5-3 5699 San Diego Peninsular Range, San Ysidro Mnts.: Otay Mountain, south side near crest of ridge east of lower Butteweg Canyon along the border trail, Tijuana River watershed 305 Comment
  SDSU17196  Perityle emoryi Michael G. Simpson, Otay Mtn. team 2003-5-3 2452 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  UCR128511  Perityle emoryi Fred M. Roberts, Andy Pigniolo, Kam Muri 2003-5-3 5699 San Diego Peninsular Range, San Ysidro Mountains, Otay Mountain, south side near crest of ridge east of lower 'Butteweg Canyon' along the border trail, Tijuana River watershed 305 Comment
  UCR147350  Perityle emoryi Mark A. Elvin 2004-4-24 3367 San Diego San Ysidro Mountains, SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16 366 Comment
  UCR154297  Perityle emoryi Mark A. Elvin 2005-3-15 4070 San Diego Peninsular Ranges, San Ysidro Mtns, Bee Canyon; south of Dulzura; c. 2.8 km (air) N of Mexican border 213 Comment
  UCR188550  Perityle emoryi Michael G. Simpson, Otay Mtn. Team 2003-5-3 2452 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 216 Comment
  SD239864  Persicaria lapathifolia Mark A. Elvin 2004-4-24 3336 San Diego San Ysidro Mountains: Otay Mountain: SE base, W end Marron Valley on slopes of mountain N of Tijuana River, between Mine and Butteweg canyons 167 Comment
  IRVC27627  Phacelia brachyloba Mark A. Elvin 2004-4-24 3329 San Diego Otay Mountain; SE base, W end Marron Valley on slopes of mtn. N of Tijana R., between Mine and Butteweg canyons. San Ysidro Mountains 168 Comment
  IRVC28014  Phacelia cicutaria var. hispida Mark A. Elvin, Sarah Jayne, et al. 2003-5-3 2629 San Diego Otay Mountain; SE base, W end Marron Valley on slopes N of Tijana R., between Mine and Butteweg canyons; S of Benchmark 838, ca. 1/2km N Mexican Border on slope above Tijuana R. San Ysidro Mountains 168 Comment
  IRVC28447  Phacelia cicutaria var. hispida Fred M. Roberts, Andy Pigniolo, Kam Muri 2003-5-3 5707 San Diego Otay Mountain, south side near crest of ridge east of lower "Butteweg Canyon" along the border trail, Tijuana River watershed Peninsular Range, San Ysidro Mountains 305 Comment
  RSA1688  Phacelia cicutaria var. hispida Carl B. Wolf 1931-5-27 2127 San Diego 2 mile E of Dulzura at 1,200 ft. 396 Comment
  RSA612047  Phacelia cicutaria var. hispida C. Epling, Wm. Robinson 1932-3-31 s.n. San Diego Barret Comment
  RSA683131  Phacelia cicutaria var. hispida Mark A. Elvin 2003-5-3 2629 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tiajuana River. 183 Comment
  RSA696143  Phacelia cicutaria var. hispida Fred M. Roberts, Andy Pinolo, Kam Muri 2003-5-3 5707 San Diego Peninsular Range, San Ysidro Mtns.: Otay Mountain, south side near crest of ridge east of lower Butteweg Canyon along the border trail, Tijuana River watershed. 305 Comment
  SD188928  Phacelia cicutaria var. hispida Michael G Simpson, Otay Mtn. team 2003-5-3 2388 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SD234887  Phacelia cicutaria var. hispida Fred M. Roberts, Andy Pinolo, Kam Muri 2003-5-3 5707 San Diego Peninsular Range, San Ysidro Mtns.: Otay Mountain, south side near crest of ridge east of lower Butteweg Canyon along the border trail, Tijuana river watershed. 305 Comment
  SD234888  Phacelia cicutaria var. hispida Mark A. Elvin 2003-5-3 2629 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border on slope above Tijuana River. 182 Comment
  SDSU16241  Phacelia cicutaria var. hispida Michael G. Simpson, Otay Mtn. team 2003-5-3 2388 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  UC1001608  Phacelia cicutaria var. hispida Ira L. Wiggins 1926-2-20 1816 San Diego hillside 21 mi w Campo Comment
  UC527631  Phacelia cicutaria var. hispida C. B. Wolf 1931-5-27 2127 San Diego 2 mi e Dulzura 396 Comment
  UCR128521  Phacelia cicutaria var. hispida Fred M. Roberts, Andy Pigniolo, Kam Muri 2003-5-3 5707 San Diego Peninsular Range, San Ysidro Mountains, Otay Mountain, south side near crest of ridge east of lower 'Butteweg Canyon' along the border trail, Tijuana River watershed 305 Comment
  UCR128638  Phacelia cicutaria var. hispida Mark A. Elvin 2003-5-3 2629 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  UCR188411  Phacelia cicutaria var. hispida Michael G. Simpson, Otay Mountain Team 2003-5-3 2388 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 216 Comment
  UCR96791  Phacelia cicutaria var. hispida G. F. Pratt 1997-3-7 s.n. San Diego Peninsular Range, San Ysidro Mountains, SE foot of Otay Mtn, just north of Mexican border, on slopes to north of Marron Valley (= upper Tijuana River Valley), c. 5 mi. west of Tecate Peak 549 Comment
  IRVC27100  Phacelia grandiflora Mark A. Elvin 2004-4-24 3356 San Diego SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16. San Ysidro Mountains 213 Comment
  SD158303  Phacelia grandiflora Unknown May 1997 San Diego Otay Mountain, west of Marron Valley Road near junction with Otay Mountain Truck trail Comment
  SD170702  Phacelia grandiflora Mark A. Elvin 2004-4-24 3356 San Diego SE side of Otay Mountain: Mine Canyon 213 Comment
  UCR147369  Phacelia grandiflora Mark A. Elvin 2004-4-24 3356 San Diego San Ysidro Mountains, SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16 366 Comment
  IRVC27110  Phacelia parryi Mark A. Elvin 2004-4-24 3364 San Diego SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16. San Ysidro Mountains 213 Comment
  IRVC27713  Phacelia parryi Mark A. Elvin, H. Eilers, et al. 2005-4-2 4119 San Diego E side of Otay Mtn; head of Mine Cyn near old homestead/house; S of road to Sycamore Cyn. Peninsular Ranges, San Ysidro Mountains 473 Comment
  IRVC28031  Phacelia parryi Mark A. Elvin, Sarah Jayne, et al. 2003-5-3 2624 San Diego Otay Mountain; SE base, W end Marron Valley on slopes N of Tijana R., between Mine and Butteweg canyons; S of Benchmark 838, ca. 1/2km N Mexican Border on slope above Tijuana R. San Ysidro Mountains 168 Comment
  RSA428136  Phacelia parryi N. C. Cooper 1949-3-17 3123 San Diego Barrett. 305 Comment
  SD10723  Phacelia parryi Frank F. Gander 1935-3-20 145 3 San Diego Near Barrett Jct., Campo Road Comment
  SD170697  Phacelia parryi Mark A. Elvin 2004-4-24 3364 San Diego SE side of Otay Mountain: Mine Canyon 213 Comment
  SD170699  Phacelia parryi Mark A. Elvin, Henry Eilers et al. 2005-4-2 4119 San Diego E side of Otay Mtn; head of Mine Cyn near old homestead/house; S of road to Sycamore Cyn. 473 Comment
  SD188006  Phacelia parryi Michael G Simpson, Otay Mtn. team 2003-5-3 2415 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SDSU16223  Phacelia parryi Michael G. Simpson, Otay Mtn. team 2003-5-3 2415 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  UCR128675  Phacelia parryi Mark A. Elvin 2003-5-3 2624 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  UCR128519  Phalaris minor Fred M. Roberts, Andy Pigniolo, Kam Muri 2003-5-3 5709 San Diego Peninsular Range, San Ysidro Mountains, Otay Mountain, south side near crest of ridge east of lower 'Butteweg Canyon' along the border trail, Tijuana River watershed 305 Comment
  UCR128606  Phalaris paradoxa Mark A. Elvin 2003-5-3 2657 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., Marron Valley, along Cottonwood Creek c. 1 km north of the Mexican border 198 Comment
  IRVC27135  Pholistoma racemosum Mark A. Elvin 2004-4-24 3355 San Diego SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16. San Ysidro Mountains 213 Comment
  SD169254  Pholistoma racemosum Mark A. Elvin 2004-4-24 3355 San Diego SE side of Otay Mountain: Mine Canyon 213 Comment
  SD188009  Pholistoma racemosum Michael G Simpson, Otay Mtn. team 2003-5-3 2420 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.7 miles north of Marron Road. 231 Comment
  SD188932  Pholistoma racemosum Michael G Simpson, Otay Mtn. team 2003-5-3 2482 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 291 Comment
  SD188933  Pholistoma racemosum Michael G Simpson, Otay Mtn. team 2003-5-3 2387 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SDSU16242  Pholistoma racemosum Michael G. Simpson, Otay Mtn. team 2003-5-3 2387 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SDSU17222  Pholistoma racemosum Michael G. Simpson, Otay Mtn. team 2003-5-3 2420 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.7 miles north of Marron Road. 232 Comment
  SDSU6921  Pholistoma racemosum R. M. Beauchamp 1967-2-22 206 San Diego Growing beside the road. .5 miles E of Dulzura creek crossing. Comment
  UCR147354  Pholistoma racemosum Mark A. Elvin 2004-4-24 3355 San Diego San Ysidro Mountains, SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16 366 Comment
  UCR188408  Pholistoma racemosum Michael G. Simpson, Otay Mountain Team 2003-5-3 2387 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 216 Comment
  UCR188727  Pholistoma racemosum Michael G. Simpson, Otay Mtn Team 2003-5-3 2420 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.7 miles north of Marron Road 232 Comment
  SD13270  Phoradendron macrophyllum Frank F. Gander 1936-1-29 541 San Diego Cottonwood Creek Bridge, near school Comment
  SD240234  Physalis Mark A. Elvin 2004-4-24 3366 San Diego San Ysidro Mountains: SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid V16 213 Comment
  UCR147339  Physalis Mark A. Elvin 2004-4-24 3366 San Diego San Ysidro Mountains, SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16 366 Comment
  RSA710594  Physalis crassifolia Mark A. Elvin 2004-4-24 3366 San Diego San Ysidro Mountains: SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16 213 Comment
  UC1001617  Physalis crassifolia Ira L. Wiggins 1926-2-19 1821 San Diego 21 mi w Campo Comment
  UCR96790  Pickeringia montana G. F. Pratt 1997-3-7 s.n. San Diego Peninsular Range, San Ysidro Mountains, SE foot of Otay Mtn, just north of Mexican border, on slopes to north of Marron Valley (= upper Tijuana River Valley), c. 5 mi. west of Tecate Peak 549 Comment
  HSC104310  Pickeringia montana var. tomentosa Richard Spjut 2008-2-13 16195 San Diego Peninsular Ranges; Bureau Land Management; San Ysidro Mts., Otay Mt., old truck trail 750 Comment
  RSA788756  Pickeringia montana var. tomentosa R. W. Spjut 2008-2-13 16195 San Diego Penninsular Ranges. BLM: San Ysidro Mts. Otay Mt., Old Truck Trail. 750 Comment
  SD158307  Pickeringia montana var. tomentosa Unknown May 1997 San Diego Otay Mountain, west of Marron Valley Road near junction with Otay Mountain Truck trail Comment
  SD242591  Pickeringia montana var. tomentosa Warren Schmidtmann 2013-8-19 382 San Diego Border Road South of Otay Mountain; 5.24 miles W of Tecate Peak; 0.61 miles N of border with Mexico; near staging area for road work 178 Comment
  SD73351  Pickeringia montana var. tomentosa Reid Moran 1970-5-3 17492 San Diego In chaparral at east base of Otay Mountain 3 miles south of Dulzura 374 Comment
  IRVC29159  Piperia cooperi Mark A. Elvin 2005-6-7 4430 San Diego San Ysidro Mtns: E Otay Mtn., Head of Mine Cyn. ca. 0.5km (air) W of Echo Spring. Peninsular Ranges 518 Comment
  SD222132  Piperia cooperi Mark A. Elvin 2005-6-7 4430 San Diego San Ysidro Mtns: E Otay Mtn., Head of Mine Cyn. Ca. 0.5km (air) W of Echo Spring. 518 Comment
  UCR98102  Piperia cooperi G. F. Pratt 1997-4-18 s.n. San Diego Peninsular Range, San Ysidro Mountains, Marron Valley, SE of Otay Mtn., near Cottonwood Creek 976 Comment
  IRVC28253  Piptatherum miliaceum Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8819 San Diego Otay Mountain Wilderness Area (BLM property): southwest of Dulzura: vicinity of Sycamore Canyon. San Ysidro Mountains 325 Comment
  IRVC29166  Piptatherum miliaceum Mark A. Elvin 2005-6-7 4437 San Diego San Ysidro Mtns; Dulzura, along Dulzura Ck at jct with Dutchman Cyn along Hwy 94. Peninsular Ranges 366 Comment
  SEINET3245590  Piptatherum miliaceum Robert Merrill King, Robert M. Garvey 2006-1 14197 San Diego Along County Rd 94, in Dulzura, near mile marker 30. 396 Comment
  UCR175501  Piptatherum miliaceum Mark A. Elvin 2005-6-7 4437 San Diego Peninsular Ranges, San Ysidro Mtns: Dulzura, along Dulzura Creek at the junction with Dutchman Canyon, along Hwy 94 366 Comment
  UCR237655  Piptatherum miliaceum Mark A. Elvin, J. Schlacter 2004-1-22 3138 San Diego Peninsular Range; San Ysidro Mountains, Marron Valley, along Marron Valley Rd./Cottonwood Crk. Rd. near mouth of Marron Creek 229 Comment
  IRVC27345  Plagiobothrys Mark A. Elvin 2005-3-15 4058 San Diego Bee Canyon; S of Dulzura; ca. 2.8km (air) N of Mexico. Peninsular Ranges, San Ysidro Mountains 213 Comment
  UCR154505  Plagiobothrys arizonicus Mark A. Elvin 2005-3-15 4032 San Diego Peninsular Ranges, San Ysidro Mtns, S of Dulzura near the head of Marron Creek; just east of Echo Spring; about unnamed ephemeral drainage beside Marron Valley Road 427 Comment
  RSA713749  Plagiobothrys canescens Mark Elvin 2005-3-15 4058 San Diego Peninsular Ranges, San Ysidro Mountains: Bee Canyon; S of Dulzura; ca. 2.8km (air) N of Mexico. 213 Comment
  SD236236  Plagiobothrys canescens Mark A. Elvin 2005-3-15 4058 San Diego Peninsular Ranges, San Ysidro Mountains: Bee Canyon; S of Dulzura; ca. 2.8 km (air) N of Mexico. 213 Comment
  UCR154296  Plagiobothrys canescens Mark A. Elvin 2005-3-15 4058 San Diego Peninsular Ranges, San Ysidro Mtns, Bee Canyon; south of Dulzura; c. 2.8 km (air) N of Mexican border 213 Comment
  UCR154491  Plagiobothrys collinus Mark A. Elvin 2005-3-15 4036 San Diego Peninsular Ranges, San Ysidro Mtns, Marron Valley; along Cottonwood Creek on secondary benches; c. 1 km N of Mexico border, near gaging station 183 Comment
  SD16565  Plagiobothrys collinus var. fulvescens Frank F. Gander 1937-3-4 3050 San Diego Cottonwood Creek near Barrett Junction Comment
  SD236237  Plagiobothrys collinus var. gracilis Mark A. Elvin 2005-3-15 4036 San Diego Peninsular Ranges, San Ysidro Mountains: Marron Valley; along CottonwoodCreek on secondary benches; ca. 1 km N of Mexico Border; near gaging station. 182 Comment
  IRVC27417  Plagiobothrys nothofulvus Mark A. Elvin 2005-3-15 4032 San Diego S of Dulzura near the head of Marron Creek; just E of Echo Spring; about unnamed ephemeral drainage beside Marron Valley Road. Peninsular Ranges, San Ysidro Mountains 427 Comment
  RSA708163  Plagiobothrys nothofulvus Mark Elvin 2005-3-15 4032 San Diego Peninsular Ranges, San Ysidro Moutains: S of Dulzura near the head of Marron Creek; just E of Echo Spring; about unnamed ephemeral drainage beside Marron Valley Road. 427 Comment
  SD172679  Plagiobothrys nothofulvus Mark A. Elvin 2005-3-15 4032 San Diego S of Dulzura near the head of Marron Creek; just E of Echo Spring; about unnamed ephemeral drainage beside Marron Valley Road. 427 Comment
  UCR97777  Plagiobothrys nothofulvus C. Pierce, G. Pratt 1997-2-28 s.n. San Diego Peninsular Range, San Ysidro Mountains, SE foot of Otay Mtn., NW side Marron Valley, at Mexican border, c. 10 km due south of Dulzura, near Echo Spring 250 Comment
  UCR130268  Plantago elongata Mark A. Elvin 2003-5-3 2668 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., Marron Valley, along Cottonwood Creek c. 1 km north of the Mexican border 198 Comment
  JEPS20695  Plantago erecta Francia Chisaki with A. Carter and Virginia Gilloon 1958-3-22 1027 San Diego 0.9 mi s Highway 394 junction with road to Barrett Lake (on Highway 394) Comment
  RSA617693  Plantago erecta C. Pierce, G. F. Pratt 1997-2-28 s.n. San Diego NW side Marron Valley, at Mexican border, ca. 10 km due S of Dulzura, near Echo Spring. 250 Comment
  SD263940  Plantago erecta Jessie Vinje, Allison Anderson 2012-3-14 7 San Diego Barrett Junction; south of SR 94 on the switchbacks, on the side of dirt road. 352 Comment
  SD263941  Plantago erecta Jessie Vinje, Allison Anderson 2012-3-14 6 San Diego Barrett Junction; south of SR 94 on the switchbacks, on the side of dirt road. 352 Comment
  UCR263667  Plantago erecta Mark A. Elvin 2001-4-21 1560 San Diego Peninsular Range; San Ysidro Mountains, Otay Mountain, head of Mine Canyon 495 Comment
  UCR97770  Plantago erecta C. Pierce, G. Pratt 1997-2-28 s.n. San Diego Peninsular Range, San Ysidro Mountains, SE foot of Otay Mtn., NW side Marron Valley, at Mexican border, c. 10 km due south of Dulzura, near Echo Spring 250 Comment
  SD13976  Platanus racemosa Frank F. Gander 1936-3-12 780 San Diego Cottonwood Creek Bridge, Campo Road, near Barrett Junction Comment
  SD188140  Platanus racemosa Michael G Simpson, Otay Mtn. team 2003-5-3 2408 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SDSU16228  Platanus racemosa Michael G. Simpson, Otay Mtn. team 2003-5-3 2408 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  UCR188397  Platanus racemosa Michael G. Simpson, Otay Mountain Team 2003-5-3 2408 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 216 Comment
  POM305183  Plectritis ciliosa subsp. insignis Henry J. Ramsey, Henry J. Ramsey 1939-4-23 394 San Diego Barrett, Dalzura Road. Comment
  SD28230  Pluchea odorata var. odorata Frank F. Gander 1940-8-4 San Diego Junction of Cottonwood Creek and Tiajuana River Comment
  CAS-BOT-BC328216  Pluchea sericea H. E. McMinn 1924-7-4 1288 San Diego Dulzura Creek - Cottonwood store Comment
  IRVC27476  Pluchea sericea Mark A. Elvin 2005-3-15 4039 San Diego Marron Valley; along Cottonwood Creek on secondary benches; ca. 1km N of Mexico Border; near gaging station. Peninsular Ranges, San Ysidro Mountains 183 Comment
  IRVC28284  Pluchea sericea Mark A. Elvin, Sarah Jayne, et al. 2003-5-3 2688 San Diego SE side of Otay Mountain, Marron Valley, along Cottonwood Creek ca. 1.0km N of the Mexican border. Peninsular Ranges, San Ysidro Mountains 168 Comment
  RSA688970  Pluchea sericea Mark A. Elvin 2003-5-3 2688 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., Marron Valley, along Cottonwood Creek ca. 1 km N of the Mexican border 168 Comment
  RSA708165  Pluchea sericea Mark A. Elvin 2005-3-15 4039 San Diego Peninsular Ranges, San Ysidro Mountains: Marron Valley; along Cottonwood Creek on secondary benches, ca. 1km N of Mexican border, near gaging station. 183 Comment
  SD165768  Pluchea sericea Mark A. Elvin 2005-3-15 4039 A San Diego Marron Valley; along Cottonwood Creek on secondary benches; ca. 1km N of Mexico Border; near gaging station. 182 Comment
  SD236219  Pluchea sericea Mark A. Elvin 2003-5-3 2688 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mountain, Marron Valley, along Cottonwood Creek ca. 1 km N of the Mexican border. (Otay 7.5'Q) 167 Comment
  SD37582 Image available Pluchea sericea Edith A. Purer 1934-3-26 5697 San Diego Lower Cottonwood Creek, valley floor Comment
  UC1281394  Pluchea sericea H. E. McMinn 1924-7-4 1288 San Diego Cottonwood Store Dulzura Creek Comment
  UCD134935  Pluchea sericea A. H. Frederick 1928-2-25 s.n. San Diego 5 or 10 miles from Tecate, Mexico. Comment
  UCR128660  Pluchea sericea Mark A. Elvin 2003-5-3 2688 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., Marron Valley, along Cottonwood Creek c. 1 km north of the Mexican border 198 Comment
  UCR154469  Pluchea sericea Mark A. Elvin 2005-3-15 4039 San Diego Peninsular Ranges, San Ysidro Mtns, Marron Valley; along Cottonwood Creek on secondary benches; c. 1 km N of Mexico border, near gaging station 183 Comment
  IRVC27722  Poa annua Mark A. Elvin, H. Eilers, et al. 2005-4-2 4104 San Diego E side of Otay Mtn; head of Mine Cyn near old homestead/house; S of road to Sycamore Cyn. Peninsular Ranges, San Ysidro Mountains 473 Comment
  UCR154255  Poa annua Mark A. Elvin, H. Eilers et al. 2005-4-2 4104 San Diego Peninsular Ranges, San Ysidro Mountains, E side of Otay Mountain; head of Mine Canyon near old homestead/house; south of road to Sycamore Canyon 473 Comment
  CAS-BOT-BC243056  Poa secunda subsp. secunda Ira L. Wiggins 1926-2-20 1815 San Diego Roadside 21 miles W of Campo Comment
  SD163059  Polycarpon tetraphyllum Jon P. Rebman, J. Gregory, K. Collins, & D. Getinger 2003-5-4 8814 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; southwest of Dulzura: vicinity of Sycamore Canyon 324 Comment
  IRVC27348  Polypodium californicum Mark A. Elvin 2005-3-15 4055 San Diego Bee Canyon; S of Dulzura; ca. 4.3km (air) N of Mexico. Peninsular Ranges, San Ysidro Mountains 351 Comment
  RSA713686  Polypodium californicum Mark Elvin 2005-3-15 4055 San Diego Peninsular Ranges, San Ysidro Mountains: Bee Canyon; S of Dulzura, ca. 4.3 km (air) N of Mexico. 351 Comment
  SD165859  Polypodium californicum Mark A. Elvin 2005-3-15 4055 San Diego Bee Canyon; S of Dulzura; ca. 4.3km (air) N of Mexico. 351 Comment
  UCR154293  Polypodium californicum Mark A. Elvin 2005-3-15 4055 San Diego Bee Canyon; south of Dulzura; c. 4.3 km (air) N of Mexico 1150 Comment
  IRVC27720  Polypogon monspeliensis Mark A. Elvin, H. Eilers, et al. 2005-4-2 4108 San Diego E side of Otay Mtn; head of Mine Cyn near old homestead/house; S of road to Sycamore Cyn. Peninsular Ranges, San Ysidro Mountains 473 Comment
  SD171174  Polypogon monspeliensis Mark A. Elvin, Henry Eilers et al. 2005-4-2 4108 San Diego E side of Otay Mtn; head of Mine Cyn near old homestead/house; S of road to Sycamore Cyn. 473 Comment
  UCR154258  Polypogon monspeliensis Mark A. Elvin, H. Eilers et al. 2005-4-2 154258 San Diego Peninsular Ranges, San Ysidro Mountains, E side of Otay Mountain; head of Mine Canyon near old homestead/house; south of road to Sycamore Canyon 473 Comment
  SD18149  Polypogon viridis Frank F. Gander 1937-6-25 4279 San Diego Cottonwood Creek, Campo Road Comment
  A382267  Populus fremontii M. E. Jones 1932-3-31 Unknown Barrett Comment
  POM360779  Populus fremontii C. Epling, Wm. Robison 1932-3-31 s.n. San Diego Barret Comment
  RSA11578  Populus fremontii C. Epling, Wm. Robison 1932-3-31 s.n. San Diego Barret Comment
  SD64081  Populus fremontii subsp. fremontii Reid Moran 1966-10-22 13713 San Diego In bed of Cottonwood Creek, Marron Valley. 174 Comment
  UC519869  Populus fremontii subsp. fremontii C. Epling and Wm. Robison 1932-3-31 San Diego Barrett Comment
  IRVC28001  Porophyllum gracile Mark A. Elvin, Sarah Jayne, et al. 2003-5-3 2586 San Diego Otay Mountain; SE base, W end Marron Valley on slopes N of Tijana R., between Mine and Butteweg canyons; S of Benchmark 838, ca. 1/2km N Mexican Border on slope above Tijuana R. San Ysidro Mountains 168 Comment
  RSA682882  Porophyllum gracile Mark A. Elvin 2003-5-3 2586 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, S of BM 838, ca. 1/2 km N of Mexican border, slopes above Tiajuana River. 183 Comment
  SBBG92268  Porophyllum gracile R. Moran 1969-5-17 15934 San Diego above Cottonwood Grade 300 Comment
  SD128550 Image available Porophyllum gracile Reid Moran 1969-5-17 15934 San Diego South slope above Cottonwood Grade. 299 Comment
  SD188776  Porophyllum gracile Michael G Simpson, Otay Mtn. team 2003-5-3 2434 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.7 miles north of Marron Road. 231 Comment
  SD233760  Porophyllum gracile Mark A. Elvin 2003-5-3 2586 San Diego Peninsular Range, San Ysidro Mnts.: SE side of Otay Mountain, western Marron Valley, S of BM 838, ca. 1/2 km N or Mexican border on slope above Tijuana River 182 Comment
  UCR128614  Porophyllum gracile Mark A. Elvin 2003-5-3 2586 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, south of BM 838, c. 1/2 km north of Mexican border on slope above Tijuana River 244 Comment
  SD142815  Potamogeton pusillus Suzanne Bell 1996-6-14 200 San Diego Dulzura, ranch pond. 640 Comment
  UCR163157  Potamogeton pusillus var. pusillus Sue Bell 1996-6-14 200 San Diego Peninsular Range, Dulzura Comment
  SD189039  Potentilla glandulosa subsp. glandulosa Michael G Simpson, Otay Mtn. team 2003-5-3 2491 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 270 Comment
  SDSU17261  Potentilla glandulosa subsp. glandulosa Michael G. Simpson, Otay Mtn. team 2003-5-3 2491 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 271 Comment
  RSA661284  Prunus ilicifolia subsp. ilicifolia A. C. Sanders, Mark A. Elvin 2000-8-4 23607 San Diego Monardella Gulch', tributary of Cottonwood Creek on W slope of Tecate Peak, above E end Marron Valley and just north of the Mexican border. 488 Comment
  SD189042  Prunus ilicifolia subsp. ilicifolia Michael G Simpson, Otay Mtn. team 2003-5-3 2432 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.7 miles north of Marron Road. 231 Comment
  SDSU17124  Prunus ilicifolia subsp. ilicifolia Michael G. Simpson, Otay Mtn. team 2003-5-3 2432 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.7 miles north of Marron Road. 232 Comment
  UCR112844  Prunus ilicifolia subsp. ilicifolia A. C. Sanders, Mark Elvin 2000-8-4 23607 San Diego Peninsular Range, San Ysidro Mountains, 'Monardella Gulch', tributary of Cottonwood Creek on W slope of Tecate Peak, above east end Marron Valley and just north of the Mexican border 488 Comment
  UCR188745  Prunus ilicifolia subsp. ilicifolia Michael G. Simpson, Otay Mtn Team 2003-5-3 2432 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.7 miles north of Marron Road 232 Comment
  SD112744  Pseudognaphalium beneolens Darley F. Howe 1938-9-4 738 San Diego Near Barrett Comment
  CAS-BOT-BC356604  Pseudognaphalium biolettii Ira L. Wiggins 1926-2-20 1803 San Diego Apiary near Dulzura Divide on south east slope Comment
  SD188778  Pseudognaphalium biolettii Michael G Simpson, Otay Mtn. team 2003-5-3 2498 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 302 Comment
  SD188779  Pseudognaphalium biolettii Michael G Simpson, Otay Mtn. team 2003-5-3 2398 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SD234836  Pseudognaphalium biolettii Mark A. Elvin 2003-5-3 2651 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mountain, western Marron Valley, mouth of Mine Canyon ca. 1 km N of the Mexican border, slopes above the Tijuana River (Otay Mountain7.5' Q) 152 Comment
  SDSU17266  Pseudognaphalium biolettii Michael G. Simpson, Otay Mtn. team 2003-5-3 2498 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 303 Comment
  UC650467  Pseudognaphalium biolettii Ira L. Wiggins 1926-2-20 1803 San Diego apiary near Dulzara Divide (on se slope) Comment
  UCR128608  Pseudognaphalium biolettii Mark A. Elvin 2003-5-3 2651 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, mouth of 'Mine Canyon,' c. 1 km north of the Mexican border, slopes above the Tijuana River 213 Comment
  UCR252839  Pseudognaphalium biolettii Jim Andre 2013-3-3 23927 San Diego Peninsular Range, northwest of Tecate Peak, along Hwy 94 c. 1 mi. west of Barrett Junction, east of Dulzura, 8.5 mi. E. of junction with Otay Lakes Rd 301 Comment
  UCR96909  Pseudognaphalium biolettii G. F. Pratt 1997-3-7 s.n. San Diego Peninsular Range, San Ysidro Mountains, SE foot of Otay Mtn, just north of Mexican border, on slopes to north of Marron Valley (= upper Tijuana River Valley), c. 5 mi. west of Tecate Peak 549 Comment
  SD169927  Pseudognaphalium luteoalbum Mark A. Elvin, Harry Spillman et al. 2005-4-2 4145 San Diego E side of Otay Mtn; Marron Creek along Marron Valley Road; 2.1km (air) N of Mexico; near gate to City of San Diego Preserve. 274 Comment
  IRVC26559  Psilocarphus brevissimus Mark A. Elvin 2003-5-3 2667 San Diego SE side of Otay Mountain, Marron Valley, along Cottonwood Creek ca. 1.0km N of the Mexican border. Peninsular Ranges, San Ysidro Mountains 168 Comment
  RSA683119  Psilocarphus brevissimus Mark A. Elvin 2003-5-3 2667 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., Marron Valley, along Cottonwood Creek ca. 1 km N of Mexican border, slopes above Tijuana River. 168 Comment
  SD234839  Psilocarphus brevissimus Mark A. Elvin 2003-5-3 2667 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mountain, Marron Valley, along Cottonwood Creek ca. 1 km N of the Mexican border, (Otay Mountain7.5' Q) 167 Comment
  UCR130274  Psilocarphus brevissimus Mark A. Elvin 2003-5-3 2667 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., Marron Valley, along Cottonwood Creek c. 1 km north of the Mexican border 198 Comment
  RSA709207  Psilocarphus tenellus Mark A. Elvin, Henry Eilers 2005-4-2 4106 San Diego Peninsular Ranges, San Ysidro Mountains: East side of Otay Mtn.; head of Mine Canyon near old homestead/house; S of road to Sycamore Canyon. 473 Comment
  UCR154256  Psilocarphus tenellus Mark A. Elvin, H. Eilers et al. 2005-4-2 4106 San Diego Peninsular Ranges, San Ysidro Mountains, E side of Otay Mountain; head of Mine Canyon near old homestead/house; south of road to Sycamore Canyon 473 Comment
  IRVC27255  Psilocarphus tenellus var. tenellus Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8823 San Diego Otay Mountain Wilderness Area (BLM property): southwest of Dulzura: vicinity of Sycamore Canyon. San Ysidro Mountains 325 Comment
  SD163134  Psilocarphus tenellus var. tenellus Jon P. Rebman, J. Gregory, K. Collins, & D. Getinger 2003-5-4 8823 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; southwest of Dulzura: vicinity of Sycamore Canyon 324 Comment
  SD165767  Psilocarphus tenellus var. tenellus Mark A. Elvin, Henry Eilers et al. 2005-4-2 4106 San Diego E side of Otay Mtn; head of Mine Cyn near old homestead/house; S of road to Sycamore Cyn. 473 Comment
  IRVC26547  Pterostegia drymarioides Mark A. Elvin 2003-5-3 2670 San Diego SE side of Otay Mountain, Marron Valley, along Cottonwood Creek ca. 1.0km N of the Mexican border. Peninsular Ranges, San Ysidro Mountains 168 Comment
  RSA683123  Pterostegia drymarioides Mark A. Elvin 2003-5-3 2670 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., Marron Valley, along Cottonwood Creek ca. 1 km N of Mexican border, slopes above Tijuana River. 168 Comment
  SD189001  Pterostegia drymarioides Michael G Simpson, Otay Mtn. team 2003-5-3 2467 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 246 Comment
  SD236382  Pterostegia drymarioides Mark A. Elvin 2003-5-3 2670 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., Marron Valley, along Cottonwood Creek ca. 1 km N of the Mexican border. 167 Comment
  SDSU17218  Pterostegia drymarioides Michael G. Simpson, Otay Mtn. team 2003-5-3 2467 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 248 Comment
  UCR130364  Pterostegia drymarioides Mark A. Elvin 2003-5-3 2670 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., Marron Valley, along Cottonwood Creek c. 1 km north of the Mexican border 198 Comment
  UCR188724  Pterostegia drymarioides Michael G. Simpson, Otay Mtn Team 2003-5-3 2467 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 248 Comment
  RSA612046  Quercus X acutidens C. Epling, Wm. Robinson 1932-3-31 s.n. San Diego Barrett. Comment
  SD188904  Quercus X acutidens Michael G Simpson, Otay Mtn. team 2003-5-3 2442 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.7 miles north of Marron Road. 231 Comment
  SDSU17235  Quercus X acutidens Michael G. Simpson, Otay Mtn. team 2003-5-3 2442 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.7 miles north of Marron Road. 232 Comment
  UCR188754  Quercus X acutidens Michael G. Simpson, Otay Mtn Team 2003-5-3 2442 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.7 miles north of Marron Road 232 Comment
  IRVC27145  Quercus agrifolia Mark A. Elvin 2004-4-24 3376 San Diego SE side of Otay Mountain: Mine Canyon; San Diego Plant Atlas grid-V16. San Ysidro Mountains 213 Comment
  SD155453  Quercus berberidifolia Craig Reiser 2001-3-22 San Diego 1 mile west of Barrett Junction and north of Highway 94, ca. 200 yards. Comment
  CAS-BOT-BC94769  Quercus cedrosensis A. C. Sanders; Mark Elvin 2000-8-4 23601 San Diego Otay Mountain region: Monardella Gulch, tributary of Cottonwood Creek on W slope of Tecate Peak, above E end Marron 488 Comment
  RSA0117170  Quercus cedrosensis Mark A. Elvin, G. F. Pratt 1999-3-24 1305 San Diego San Ysidro Mountains: Marron Valley. 543 Comment
  RSA628243  Quercus cedrosensis G. F. Pratt 1999-3-3 s.n. San Diego Marron Valley, ca. 1 km N of Mexico border and 3 km W of Tecate Peak, SSE of Little Tecate Peak, ridge S of arroyo draining from Tecate Peak 610 Comment
  RSA661283  Quercus cedrosensis A. C. Sanders, Mark A. Elvin 2000-8-4 23601 San Diego Monardella Gulch', tributary of Cottonwood Creek on W slope of Tecate Peak, above E end Marron Valley and just north of the Mexican border. 488 Comment
  SD140563 Image available Quercus cedrosensis Fred M. Roberts, Jim Dice 1996-9-5 4975 San Diego San Ysidro Mountains, west edge of Marron Valley above Tijuana River, 0.2 km NNE of Border Monument 250. Infrequent in north-facing canyon at margin of chaparral and coastal sage scrub. 274 Comment
  SD148147  Quercus cedrosensis Mark A. Elvin, G. F. Pratt 1999-3-24 1305 San Diego San Ysidro Mountains; Marron Valley; Steep, west facing slope along rocky canyon (mak 8/06) 543 Comment
  SD162734  Quercus cedrosensis Thomas Oberbauer 1998-4-12 San Diego East of Murron [sic] Valley, on switchback on grade ca. 2 miles east of the Tijuana River Comment
  UCD45314  Quercus cedrosensis Mark Elvin; G. F. Pratt 1999-3-24 1305 San Diego San Ysidro Mtns.: Marron Valley (Tecate 7.5' Q.: 32 34' 18'N, 116 43'32'W; alt.: 543m/1780ft. Steep, W-facing slope along rocky canyon. Upstream from roadside population. 20-25 individuals seen. 542 Comment
  UCD67050  Quercus cedrosensis A. C. Sanders; Mark Elvin 2000-8-4 23601 San Diego Otay Mountain region: 'Monardella Gulch,' tributary of Cottonwood Creek on W slope of Tecate Peak, above E end of Marron Valley and just N of the Mexican border. 488 Comment
  UCR111071  Quercus cedrosensis G. F. Pratt 1999-3-3 s.n. San Diego Peninsular Range, San Ysidro Mountains, Tijuana River drainage, Marron Valley, c. 1 km north of Mexico border and 3 km west of Tecate Peak, SSE of Little Tecate Peak, ridge south of arroyo draining from Tecate Peak 610 Comment
  UCR112846  Quercus cedrosensis A. C. Sanders, Mark Elvin 2000-8-4 23601 San Diego Peninsular Range, San Ysidro Mountains, 'Monardella Gulch', tributary of Cottonwood Creek on W slope of Tecate Peak, above east end Marron Valley and just north of the Mexican border 488 Comment
  UCR119346  Quercus cedrosensis Mark A. Elvin, G. F. Pratt 1999-3-24 1305 San Diego Peninsular Range, San Ysidro Mountains, Otay Mtn. area, Marron Valley 543 Comment
  LA46634  Quercus cornelius-mulleri Carl Epling; William Robison 1932-3-31 sn San Diego Barrett Comment
  CAS-BOT-BC79225  Quercus dumosa John Thomas Howell 1927-8-7 2963 San Diego several miles SE of Dulzura Ranch on road to Campo 335 Comment
  IRVC27351  Quercus engelmannii Mark A. Elvin 2005-3-15 4053 San Diego Bee Canyon; S of Dulzura; ca. 4.3km (air) N of Mexico. Peninsular Ranges, San Ysidro Mountains 351 Comment
  RSA713296  Quercus engelmannii Mark A. Elvin 2005-3-15 4053 San Diego Peninsular Ranges, San Ysidro Mountains: Bee Canyon; S of Dulzura, ca. 4.3 km (air) N of Mexico. 351 Comment
  SD172475  Quercus engelmannii Mark A. Elvin 2005-3-15 4053 San Diego Bee Canyon; S of Dulzura; ca. 4.3km (air) N of Mexico. 351 Comment
  SD73352  Quercus engelmannii Reid Moran 1970-5-3 17489 San Diego Otay Mountain, east base, 3 miles south of Dulzura 374 Comment
  UCR154322  Quercus engelmannii Mark A. Elvin 2005-3-15 4053 San Diego Bee Canyon; south of Dulzura; c. 4.3 km (air) N of Mexico 1150 Comment
  SD165766  Rafinesquia californica Mark A. Elvin, Scott Boczkiewicz 2005-2-5 3980 San Diego SE side of Otay Mtn; W Marron Valley; E of the mouth of Mine Cyn. 174 Comment
  SD188784  Rafinesquia californica Michael G Simpson, Otay Mtn. team 2003-5-3 2437 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.7 miles north of Marron Road. 231 Comment
  SDSU17230  Rafinesquia californica Michael G. Simpson, Otay Mtn. team 2003-5-3 2437 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.7 miles north of Marron Road. 232 Comment
  UCR188751  Rafinesquia californica Michael G. Simpson, Otay Mtn Team 2003-5-3 2437 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.7 miles north of Marron Road 232 Comment
  SD193997  Ranunculus aquatilis var. capillaceus Kurt Roblek 2006-4-28 1 San Diego Marron Valley Road / Cottonwood Creek Road, just S at crossing of Cottonwood Creek, approx 1,000 meters upstream of confluence with Tijuana River, 3/4 mi N of US and Baja California border 177 Comment
  RSA683132  Raphanus raphanistrum Mark Elvin 2003-5-3 2669 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., Marron Valley, along Cottonwood Creek ca. 1 km N of Mexican border, slopes above Tijuana River 168 Comment
  SD236248  Raphanus raphanistrum Mark A. Elvin 2003-5-3 2669 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., Marron Valley, along Cottonwood Creek ca 1 km N of the Mexican border (Otay 7.5'Q) 167 Comment
  UCR130359  Raphanus raphanistrum Mark A. Elvin 2003-5-3 2669 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., Marron Valley, along Cottonwood Creek c. 1 km north of the Mexican border 198 Comment
  LA207770  Rhamnus crocea Carl Epling; William Robison 1932-3-31 sn San Diego Barrett Comment
  CAS-BOT-BC56072  Rhamnus ilicifolia A. C. Sanders; Mark Elvin 2000-8-4 23609 San Diego Otay Mountain: Mine Canyon N of Marron Valley on E side of Otay Mtn (Otay Mtn. 7.5' Q) 304 Comment
  HSC96388  Rhamnus ilicifolia Mark A. Elvin, Scott Boczkiewicz 2005-2-5 3982 San Diego SE side of Otay Mountain; W Marron Valley, E of the mouth of Mine Canyon 175 Comment
  IRVC27083  Rhamnus ilicifolia Mark A. Elvin, Scott Boczkiewicz 2005-2-5 3982 San Diego SE side of Otay Mtn; W Marron Valley; E of the mouth of Mine Cyn. Peninsular Ranges, San Ysidro Mountains 175 Comment
  IRVC28017  Rhamnus ilicifolia Mark A. Elvin, Sarah Jayne, et al. 2003-5-3 2637 San Diego SE side of Otay Mountain, W Marron Valley, mouth of Mine Canyon, ca. 1.0km N of Mexican border, slopes above the Tijuana River Peninsular Ranges, San Ysidro Mountains 152 Comment
  LA207804  Rhamnus ilicifolia Carl Epling; William Robison 1932-3-31 sn San Diego Barrett Comment
  RSA652918  Rhamnus ilicifolia A. C. Sanders, Mark A. Elvin 2000-8-4 23609 San Diego Otay Mountains: Mine Canyon, N of Marron Valley on E side of Otay Mtn. 244 Comment
  RSA682263  Rhamnus ilicifolia Mark A. Elvin 2003-5-3 2637 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, mouth of 'Mine Canyon,' ca. 1 km N of Mexican border, slopes above Tijuana River. 152 Comment
  SD165447  Rhamnus ilicifolia Mark A. Elvin, Scott Boczkiewicz 2005-2-5 3982 San Diego SE side of Otay Mtn; W Marron Valley; E of the mouth of Mine Cyn. 174 Comment
  SD189027  Rhamnus ilicifolia Michael G Simpson, Otay Mtn. team 2003-5-3 2390 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SD235005  Rhamnus ilicifolia Mark A. Elvin 2003-5-3 2637 San Diego Peninsular Ranges, San Ysidro Mountains; SE side of Otay Mountain, western Marron Valley, mouth of Mine Canyon, ca 1 km N of the Mexican border, slopes above the Tijuana River (Otay Mountain 7.5' Q) 152 Comment
  SDSU16239  Rhamnus ilicifolia Michael G. Simpson, Otay Mtn. team 2003-5-3 2390 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  UCR112842  Rhamnus ilicifolia A. C. Sanders, Mark Elvin 2000-8-4 23609 San Diego Peninsular Range, San Ysidro Mountains, Mine Canyon, north of Marron Valley on E side of Otay Mtn. 305 Comment
  UCR128626  Rhamnus ilicifolia Mark A. Elvin 2003-5-3 2637 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, mouth of 'Mine Canyon,' c. 1 km north of the Mexican border, slopes above the Tijuana River 213 Comment
  UCR152964  Rhamnus ilicifolia Mark A. Elvin, Scott Boczkiewicz 2005-2-5 3982 San Diego Peninsular Ranges, San Ysidro Mountains, SE side of Otay Mountain; W Marron Valley, east of the mouth of Mine Canyon 175 Comment
  UCR188413  Rhamnus ilicifolia Michael G. Simpson, Otay Mountain Team 2003-5-3 2390 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 216 Comment
  UCR112847  Rhus laurina A. C. Sanders, Mark Elvin 2000-8-4 23602 San Diego Peninsular Range, San Ysidro Mountains, 'Monardella Gulch', tributary of Cottonwood Creek on W slope of Tecate Peak, above east end Marron Valley and just north of the Mexican border 488 Comment
  RSA0029668  Rhus ovata J. Andre 2013-3-3 23929 San Diego Northwest of Tecate Peak, along Hwy 94 approx. 1 mile west of Barret Junction, east of Dulzura, 8.5 miles E of jct. with Otay Lakes Road. 301 Comment
  SD13980  Rhus ovata Frank F. Gander 1936-3-12 784 San Diego Dulzura conduit crossing on Cottonwood Grade Comment
  SD259959  Rhus ovata J. M. Andre 2013-3-3 23929 San Diego Northwest of Tecate Peak, along Hwy 94 approx 1 mi. west of Barrett Junction, east of Dulzura, 8.5 mi. E. of Jct w/Otay Lakes Rd. 301 Comment
  UCR252841  Rhus ovata Jim Andre 2013-3-3 23929 San Diego Peninsular Range, northwest of Tecate Peak, along Hwy 94 c. 1 mi. west of Barrett Junction, east of Dulzura, 8.5 mi. E. of junction with Otay Lakes Rd 301 Comment
  SD187997  Ribes indecorum Michael G Simpson, Otay Mtn. team 2003-5-3 2412 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  SD73348  Ribes indecorum Reid Moran 1970-5-3 17491 San Diego Occasional on slope, east base of Otay Mountain, 3 miles south of Dulzura. 374 Comment
  SDSU16226  Ribes indecorum Michael G. Simpson, Otay Mtn. team 2003-5-3 2412 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 216 Comment
  UC1127319  Ribes indecorum L. B. Burkett 1931-1-7 13 San Diego Potrero Creek Cuyamaca Quadrangle Comment
  UCR188399  Ribes indecorum Michael G. Simpson, Otay Mountain Team 2003-5-3 2412 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 216 Comment
  SDSU889  Romneya coulteri var. trichocalyx D. R. Harvey 1929-7-4 San Diego Clark Ranch, Dulzura. 122 Comment
  IRVC28010  Romneya trichocalyx Mark A. Elvin, Sarah Jayne, et al. 2003-5-3 2645 San Diego SE side of Otay Mountain, W Marron Valley, mouth of Mine Canyon, ca. 1.0km N of Mexican border, slopes above the Tijuana River Peninsular Ranges, San Ysidro Mountains 152 Comment
  NY42720  Romneya trichocalyx J. B. Walker 1995-3-23 1279 San Diego W of Tecate, 5km E of Barret Junction, along Hwy 94 500 Comment
  RSA683130  Romneya trichocalyx Mark A. Elvin 2003-5-3 2645 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, mouth of 'Mine Canyon,' ca. 1 km N of Mexican border, slopes above Tijuana River. 152 Comment
  SD17150  Romneya trichocalyx Frank F. Gander 1937-5-9 3485 San Diego Barrett Junction Comment
  SD188976  Romneya trichocalyx Michael G Simpson, Otay Mtn. team 2003-5-3 2511 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.6 miles north of Marron Road. 256 Comment
  SD222223  Romneya trichocalyx Jay B. Walker, Noah C. Goldstein 1995-3-23 1279 San Diego West of Tecate. 5km E of Barret Junction along Hwy 94 500 Comment
  SD234973  Romneya trichocalyx Mark A. Elvin 2003-5-3 2645 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mountain, western Marron Valley, mouth of Mine Canyon about 1 km N of the Mexican border, slopes above the Tijuana River (Otay 7.5' Q) 152 Comment
  SDSU17327  Romneya trichocalyx Michael G. Simpson, Otay Mtn. team 2003-5-3 2511 San Diego Otay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road. 257 Comment
  UCR112899  Romneya trichocalyx A. C. Sanders, Mark Elvin 2000-8-4 23600 San Diego Peninsular Range, San Ysidro Mountains, 'Monardella Gulch', tributary of Cottonwood Creek on W slope of Tecate Peak, above east end Marron Valley and just north of the Mexican border 488 Comment
  UCR128620  Romneya trichocalyx Mark A. Elvin 2003-5-3 2645 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, mouth of 'Mine Canyon,' c. 1 km north of the Mexican border, slopes above the Tijuana River 213 Comment
  UCR188742  Romneya trichocalyx Michael G. Simpson, Otay Mtn Team 2003-5-3 2511 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.6 miles north of Marron Road 257 Comment
  IRVC27771&nb