33.61954 33.71954 -117.75632 -117.65632 UC/JEPS: Consortium Search Results
Search Results — 405 specimen records retrieved (405 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/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA788919  Achillea millefolium Fred M. Roberts 1999-6-10 5241 Orange Lomas de Santiago: Loma Ridge, Central Limestone Cyn., adjacent to the Sinks, 0.7 km E Bolero Spring and 1.9 km NW Bolero Lookout. 411 Comment
  RSA773562  Achnatherum coronatum Fred M. Roberts 1999-5-14 5218 Orange Peninsular Ranges; Santa Ana Mts.: Lomas de Santiago, Loma Ridge; Upper Limestone Canyon on slopes above Bolero Spring, 2.4 km NNW Bolero Lookout 451 Comment
  RSA0013581  Agrostis pallens D. E. Bramlet 2008-5-28 4284 A Orange Bee Cyn., Bowerman landfill site, 468m S Bee Cyn access road & 434m W of the active landfill. Comment
  RSA788920  Agrostis pallens Fred M. Roberts 1999-6-10 5242 Orange Lomas de Santiago: Loma Ridge, Central Limestone Cyn., adjacent to the Sinks, 0.7 km E Bolero Spring and 1.9 km NW Bolero Lookout. 411 Comment
  RSA753419  Allophyllum glutinosum D. E. Bramlet 2008-5-16 4276 Orange Agua Chinon Wash . Site is located 3m north of the access road and 1.1km NE of Hwy 241 229 Comment
  UCR239642  Alnus rhombifolia Fred M. Roberts 2012-5-9 7557 Orange Santa Ana Mountains, Lake Forest, along Serrano Creek hiking trail, 1.0 m south-southwest of intersection of Commercentre and Dimension Drives 171 Comment
  UCR44898  Amaranthus albus B. G. Pitzer, L. F. LaPre 1986-10-20 0313 Orange City of Irvine, Drainage channel near intersection of Irvine Blvd. and Sand Canyon Avenue. 91 Comment
  UCR44905  Amaranthus blitoides B. G. Pitzer, L. F. LaPre 1986-10-20 0314 Orange City of Irvine, Drainage channel near intersection of Irvine Blvd. and Sand Canyon Avenue. 91 Comment
  RSA680320  Ambrosia acanthicarpa Scott D. White, Jeff Lincer 2003-7-7 9617 Orange Former El Toro Marine Corps Air Stn. East of 'El Toro Marine Sch.' and Irvine Blvd.; site of former dump. 140 Comment
  UCR261707  Ambrosia acanthicarpa Dick Newell, Don Millar 2014-9-14 384 Orange Peninsular Range; Santa Ana Mtns. Foothills, Lomas de Santiago, Agua Chinon Wash, 0.1 mi. above the 241 Toll Rd./Foothill Transp. Corridor 202 Comment
  UCR158026  Ammannia robusta Adrian Wolf 1998-5-15 273 Orange South Coast, Lambert Reservoir, north of El Toro Marine Corps Air Station 134 Comment
  UCSB48013  Anthemis cotula Roberts, Fred 1980-6-30 Orange Irvine; near east end of Veeh Reservoir at corner of Ridgeroute and Peralta Rd. 92 Comment
  RSA734807  Anthriscus caucalis A. C. Sanders, Fred M. Roberts 2008-5-6 35255 Orange Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  UCR192216  Anthriscus caucalis A. C. Sanders, Fred M. Roberts 2008-5-6 35255 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  UCR250866  Antirrhinum coulterianum Dick Newell, Don Millar 2014-4-29 367 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, Agua Chinon wash 0.5 mi. above lower gate at 241 Toll Rd. 257 Comment
  RSA773516  Antirrhinum kelloggii Fred M. Roberts 1999-5-3 5206 Orange Lomas de Santiago: ridge between Limestone Canyon and Santiago Canyon Wash, 0.4 km SE Silverado School, and 3.9 km Bolero Lookout 351 Comment
  IRVC20162  Apium graveolens R. L. Allen 1978-8-28 Orange behind Saddlback Ranch Apts., Los Alisos Blvd.; in moist soil, shady location. Mission Viejo Comment
  UCR230242  Apocynum cannabinum Dick Newell, Peter Wetzel, Cassie Backer 2011-7-5 202 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, Agua Chinon Wash 242 Comment
  UCR241665  Apocynum cannabinum Dick Newell, Judy Booth 2013-5-28 331 Orange Peninsular Range; Santa Ana Mtns., Agua Chinon Wash, 1.12 mi. due west of Bolero Point, Limestone Canyon Rd. 269 Comment
  RSA0089133  Araujia sericifera Eric Focht 2016-7-8 001 Orange South Coast: University of California Research and Extension Center, 7601 Irvine Blvd., Irvine. 13 Comment
  SD254523  Araujia sericifera Eric Focht 2016-7-8 1 Orange South Coast: University of California Research and Extension Center, 7601 Irvine Blvd., Irvine Field 6 (El Toro 7.5'Q) 13 Comment
  UCR273466  Araujia sericifera Eric Focht 2016-7-8 001 Orange South Coast, University of California Research and Extension Center, 7601 Irvine Blvd., Irvine 13 Comment
  UCR46553  Artemisia californica B. G. Pitzer, L. F. LaPre 1986-10-20 0311 Orange Peninsular Range; Santa Ana Mtns., Siphon Reservoir, c. 5 mi NE of Irvine and c. 1 mi NE of intersection Irvine Blvd and Sand Canyon Ave 122 Comment
  UC75907  Artemisia dracunculus E. A. Zumbro 1902-1-1 385 Orange Comment
  UCR46568  Asclepias fascicularis B. G. Pitzer, D. C. Hawks 1986-10-21 0353 C Orange Peninsular Range; Santa Ana Mtns. Foothills, Lomas de Santiago, c. 10 mi east of Santa Ana, in hills N and east of South Coast Gun Club on Jeffrey Road in Hicks Canyon 183 Comment
  RSA0089238  Astragalus didymocarpus David E. Bramlet, J. E. Harrison 2008-4-3 4157 Orange Peninsular Range; Santa Ana Mountains: South Bee Canyon, Bowerman landfill site, 1.2 km south of the Bee Canyon access road, and 122 m west of the active landfill. 224 Comment
  SD254607  Astragalus didymocarpus D. E. Bramlet, J. E. Harrison 2008-4-3 4154 Orange Peninsular Range; Santa Ana Mountains; South Bee Canyon, Bowerman landfill site, 1.2 km south of the Bee Canyon access road and 122 m west of the active landfill. 224 Comment
  UCR266298  Astragalus didymocarpus D. E. Bramlet, J. E. Harrison 2008-4-3 4154 Orange Peninsular Range; Santa Ana Mountains, South Bee Canyon, Bowerman landfill site, 1.2 km south of the Bee Canyon access road, and 122 m west of the active landfill 224 Comment
  RSA749848  Astragalus gambelianus D. Bramlet, Jim Harrison 2008-4-3 4147 Orange South Bee Canyon, Bowerman landfill site. 1.2 km S of the Bee Cyn. access road, and 122 m W of the active landfill. Comment
  UC1980248  Atriplex R. E. Riefner Jr. 2006-10-2 06 -466 Orange City of Lake Forest, N of Portola Pkwy. and immediately W of SR-241 freeway at avocado orchard; vicinity of Tomato Spring. Comment
  UCR203889  Atriplex R. E. Riefner Jr. 2006-10-2 06 466 Orange city of Lake Forest, north of Portola Parkway and immediately west of SR-241 fwy at avocado orchard, vicinity of Tomato Spring 206 Comment
  UCR203891  Atriplex R. E. Riefner Jr. 2006-10-19 06- 546 Orange city of Lake Forest, c. 0.5 mi north of Alton Parkway on east side of SR-241 230 Comment
  CDA23267  Atriplex glauca R. E. Riefner Jr. 2005-12-13 05 -784 Orange Lake Forest; E side of SR-241, ca. 0.5 mi. N of Alton Pkwy. Comment
  SBBG133612  Atriplex glauca R. E. Riefner Jr. 2005-12-31 05 -784 Orange ca. 0.5 mi N of Alton Pkwy on E side of SR-241; Lake Forest 230 Comment
  UCR250852  Atriplex glauca Dick Newell, Don Millar 2014-4-15 363 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, lower Agua Chinon wash at the lower gate next to the 241 toll road 328 Comment
  HSC84220  Atriplex semibaccata B. Pitzer, L. F. LaPre 1986-10-20 309 Orange Siphon Reservoir, ca. 5 mi. NE of Irvine, and ca. 1 mi. NE of intersection of Irvine Blvd. and Sand Canyon Ave. 122 Comment
  UCR46567  Atriplex semibaccata B. G. Pitzer, D. C. Hawks 1986-10-21 0344 Orange Peninsular Range; Santa Ana Mtns. Foothills, Lomas de Santiago, c. 10 mi east of Santa Ana, in hills N and east of South Coast Gun Club on Jeffrey Road in Hicks Canyon 183 Comment
  IRVC1476  Avena fatua Don Pfirrmann 1965-4-24 HS 78 Riverside Highway 74; 1/4 mile SE of Sven Camp summit. Comment
Read comments
Mar 30 2014
  UCR46557  Baccharis salicina B. G. Pitzer, L. F. LaPre 1986-10-20 0310 Orange Peninsular Range; Santa Ana Mtns., Siphon Reservoir, c. 5 mi NE of Irvine and c. 1 mi NE of intersection Irvine Blvd and Sand Canyon Ave 122 Comment
  RSA751311  Bloomeria crocea A. C. Sanders, Fred M. Roberts 2008-5-6 35266 Orange Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  SD236124  Bloomeria crocea A. C. Sanders, Fred M. Roberts 2008-5-6 35266 Orange Peninsular Range; Santa Ana Mtns.: Lomas de Santiago, slope SE of road junction along ridge road, near head of Aqua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  UCR192225  Bloomeria crocea A. C. Sanders, Fred M. Roberts 2008-5-6 35266 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  UCR157696  Bolboschoenus maritimus subsp. paludosus Adrian Wolf 1998-5-15 267 Orange South Coast, Lambert Reservoir, north of El Toro Marine Corps Air Station 134 Comment
  UCD56813  Bothriochloa barbinodis W. M. Cory 1957-7-26 s.n. Orange El Toro. Whiting Ranch. Comment
  UCR231158  Brassica nigra Dick Newell, Don Millar, Shara Harris 2011-6-21 189 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, Agua Chinon Wash 225 Comment
  UCR267866  Brassica tournefortii D. E. Bramlet 2011-3-1 4799 Orange Peninsular Range; Santa Ana Mountains, Bee Canyon, margin of sediment basin in canyon just above the Foothill Transportation Corridor (241), c. 150 ft. east of the road 166 Comment
  UCR46574  Brickellia californica B. G. Pitzer, D. C. Hawks 1986-10-21 0349 Orange Peninsular Range; Santa Ana Mtns. Foothills, Lomas de Santiago, c. 10 mi east of Santa Ana, in hills N and east of South Coast Gun Club on Jeffrey Road in Hicks Canyon 183 Comment
  CAS-BOT-BC144328  Bromus Ira L. Wiggins 1966-3-5 20519 Orange About 0.5 mile west of El Torro Post Office, along Highway S-18. Comment
  UCD58321  Bromus catharticus Beecher Crampton 1967-5-23 7958 Orange Ca. 2 miles east of Irvine Sand Canyon and Trabuco Roads. Comment
  RSA126901  Bromus hordeaceus A. Lewis 1934-04 [ 387 ?] Orange 0.5 mile E of Borrego Canyon 457 Comment
  RSA732235  Bromus hordeaceus A. C. Sanders, Fred M. Roberts 2008-4-22 35041 Orange Lomas de Santiago, valley at south end of Loma Ridge and at head of Limestone Canyon, c. 2.5 miles SW of Silverado, above spring shown on topo map. 427 Comment
  RSA773560  Bromus hordeaceus Fred M. Roberts 1999-5-14 5216 Orange Peninsular Ranges; Santa Ana Mts.: Lomas de Santiago, Loma Ridge; Upper Limestone Canyon on slopes above Bolero Spring, 2.4 km NNW Bolero Lookout 451 Comment
  UCR190962  Bromus hordeaceus A. C. Sanders, Fred M. Roberts 2008-4-22 35041 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, valley at south end of Loma Ridge and at head of Limestone Canyon, c. 2.5 miles SW of Silverado, above spring shown on topo map 457 Comment
  UCR192067  Bromus madritensis A. C. Sanders, Fred M. Roberts 2008-5-6 35251 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  RSA734819  Bromus sterilis A. C. Sanders, Fred M. Roberts 2008-5-6 35251 Orange Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  RSA732277  Calandrinia ciliata A. C. Sanders, Fred M. Roberts 2008-4-22 35043 Orange Lomas de Santiago, valley at south end of Loma Ridge and at head of Limestone Canyon, c. 2.5 miles SW of Silverado, above spring shown on topo map. 427 Comment
  UCR191231  Calandrinia ciliata A. C. Sanders, Fred M. Roberts 2008-4-22 35043 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, valley at south end of Loma Ridge and at head of Limestone Canyon, c. 2.5 miles SW of Silverado, above spring shown on topo map 457 Comment
  RSA539373  Calochortus catalinae Fred M. Roberts, Karlin G. Marsh 1989-3-7 4192 Orange Lomas de Santiago: Loma Ridge, tributary to Hicks Canyon, ca. 1.9 kilometers WSW Bee Survey Mark. 134 Comment
  RSA542334  Calochortus catalinae Fred M. Roberts 1988-4-10 3918 Orange Lomas De Santiago: Loma Ridge, Lower Santiago Canyon drainage, 1.1kilometer NNW Bolero Lookout. 451 Comment
  RSA602120  Calochortus catalinae Scott D. White 1997-5-6 5047 Orange Santa Ana Mountains. Santiago Canyon area: Ridgetop road N and W of Bolero Lookout. 427 Comment
  RSA747612  Calochortus catalinae Fred M. Roberts 2000-4-27 5302 Orange Lomas de Santiago: Lomas Ridge, Agua Chinon Wash, 1.5 km S Bolero Spr. and 2.1 km WSW Bolero Lookout. 281 Comment
  RSA750699  Calochortus catalinae D. E. Bramlet 2008-3-26 4124 Orange Bee Cyn. Bowerman landfill site. 148 m S of the Bee Cyn Access Road, 296 m W of the landfill entrance. Comment
  RSA751326  Calochortus catalinae A. C. Sanders, Fred M. Roberts 2008-5-6 35260 Orange Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  RSA788917  Calochortus catalinae Fred M. Roberts 1999-6-10 5239 Orange Lomas de Santiago: Loma Ridge, Agua Chinon Cyn., 1.3 km S Bolero Spring and 2.2 km W Bolero Lookout. 285 Comment
  UCR192228  Calochortus catalinae A. C. Sanders, Fred M. Roberts 2008-5-6 35260 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  UCR203974  Calochortus catalinae D. E. Bramlet 2008-3-26 4124 Orange Peninsular Range; Santa Ana Mountains, Bee Canyon, Bowerman landfill site. 148 m south of the Bee Canyon access road and 296 m west of the active landfill entrance Comment
  RSA602119  Calochortus splendens Scott D. White 1997-5-6 5046 Orange Santa Ana Mountains. Santiago Canyon area: Ridgetop road N and W of Bolero Lookout. 427 Comment
  RSA734800  Calochortus splendens A. C. Sanders, Fred M. Roberts 2008-5-6 35247 Orange Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  RSA788918  Calochortus splendens Fred M. Roberts 1999-6-10 5240 Orange Lomas de Santiago: Loma Ridge, Central Limestone Cyn., adjacent to the Sinks, 0.7 km E Bolero Spring and 1.9 km NW Bolero Lookout. 411 Comment
  UCR150612  Calochortus splendens Scott D. White 1997-5-6 5046 Orange Peninsular Ranges; Santa Ana Mountains, Lomas de Santiago. Santiago Canyon area: Ridgetop road N and west of Bolero Lookout 488 Comment
  UCR192071  Calochortus splendens A. C. Sanders, Fred M. Roberts 2008-5-6 35247 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  RSA0013582  Calochortus weedii var. intermedius D. E. Bramlet 2008-5-28 4283 Orange Bee Cyn., Bowerman landfill site, 468m S Bee Cyn access road & 434m W of the active landfill. Comment
  RSA0013583  Calochortus weedii var. intermedius D. E. Bramlet 2008-5-22 4281 Orange Bee Cyn. Bowerman landfill site. 375m S of the Bee canyon access road. & 350m W of the active landfill. Comment
  RSA0065926  Calochortus weedii var. intermedius Allison D. Rudalevige, Jennifer S. Pareti 2015-5-11 ADR 12 Orange Bee Canyon. 259 Comment
  RSA749648  Calochortus weedii var. intermedius D. E. Bramlet 2008-6-3 4288 Orange Upper Borrego Cyn, 215 SE of the access road and 1.35km west of Santiago Cyn Rd 435 Comment
  RSA749792  Calochortus weedii var. intermedius D. E. Bramlet 2008-6-3 4287 Orange Upper Borrego Cyn, 136m SE of the access road and 1.5km west of Santiago Cyn Road 433 Comment
  RSA753420  Calochortus weedii var. intermedius D. E. Bramlet 2008-5-16 4274 Orange Agua Chinon Wash. Site is 3m N of the access road and 1.83km NE of Hwy 241 269 Comment
  RSA788916  Calochortus weedii var. intermedius Fred M. Roberts 1999-6-10 5238 Orange Lomas de Santiago: Loma Ridge, Agua Chinon Cyn., 1.3 km S Bolero Spring and 2.2 km W Bolero Lookout. 285 Comment
  UCR230826  Calochortus weedii var. intermedius Dick Newell, Don Millar, Shara Harris 2011-6-21 187 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, Agua Chinon Wash 225 Comment
  RSA542424  Calycadenia tenella Fred M. Roberts 1988-5-13 3967 Orange Lomas de Santiago: Loma Ridge, Upper Limestone Canyon near spring, 2.3 km NW Bolero Lookout. 439 Comment
  RSA602115  Calycadenia tenella Scott D. White 1997-5-6 5042 Orange Santa Ana Mountains. Santiago Canyon area: Ridgetop road N and W of Bolero Lookout. 427 Comment
  RSA747592  Calystegia macrostegia Fred M. Roberts 2000-5-5 5320 Orange Lomas de Santiago: Loma Ridge, Agua Chinon Cyn., north slope, 1.6 kmSSW Bolero Spr. and 2.6 km W Bolero Lookout. 308 Comment
  RSA749844  Calystegia macrostegia D. Bramlet 2008-3-26 4121 Los Angeles Bee Canyon. Bowerman landfill site. 202 m S of the Bee Cyn. access road, 151 m W of the landfill entrance. Comment
Read comments
Nov 2 2018
  SD255709  Calystegia macrostegia D. E. Bramlet 2008-3-26 4121 Orange Santa Ana Mountains; Bee Canyon, Bowerman landfill site; 202 m south of the Bee Canyon access road and 151 m west of the active landfill entrance. 295 Comment
  UCR16115  Calystegia macrostegia S. Riddell 1973-5-17 730517- 22 Orange Hwy S-18, 10 mi east of Interstate Hwy 5 91 Comment
  UCR266301  Calystegia macrostegia D. E. Bramlet 2008-3-26 4121 Orange Peninsular Range; Santa Ana Mountains, Bee Canyon, Bowerman landfill site. 202 m south of the Bee Canyon access road and 151 m west of the active landfill entrance 295 Comment
  RSA0013578  Camissonia D. E. Bramlet 2008-3-26 4120 Orange Bee Canyon. Bowerman landfill site. 202m S of the Bee Cyn. Access Road, 151m west of landfill entrance. Comment
  RSA749843  Camissonia D. Bramlet 2008-3-26 4122 Los Angeles Bee Canyon. Bowerman landfill site. 202 m S of the Bee Cyn. access road, 151 m W of the landfill entrance. Comment
  UCR203973  Camissonia D. E. Bramlet 2008-3-26 4120 Orange Peninsular Range; Santa Ana Mountains, Bee Canyon, Bowerman landfill site. 202 m south of the Bee Canyon access road and 151 m west of the active landfill entrance 295 Comment
  RSA732239  Camissonia bistorta A. C. Sanders, Fred M. Roberts 2008-4-22 35044 Orange Lomas de Santiago, valley at south end of Loma Ridge and at head of Limestone Canyon, c. 2.5 miles SW of Silverado, above spring shown on topo map. 427 Comment
  UCR190999  Camissonia bistorta A. C. Sanders, Fred M. Roberts 2008-4-22 35044 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, valley at south end of Loma Ridge and at head of Limestone Canyon, c. 2.5 miles SW of Silverado, above spring shown on topo map 457 Comment
  SEINET8043936 Image available Camissonia californica Dick Newell, Don Millar 2015-1 403 Orange Peninsular Range; Santa Ana Mtsn. Foothills: Agua Chinon Wash, 1 mile NE of Portola and the 241 Toll Rd./Foothill Transp. Corridor. 245 Comment
  UCR261696  Camissonia californica Dick Newell, Don Millar 2015-5-12 403 Orange Peninsular Range; Santa Ana Mtns. Foothills, Agua Chinon Wash, 1 mile NE of Portola and the 241 Toll Rd./Foothill Transp. Corridor 245 Comment
  POM1460  Carex praegracilis I. M. Johnston 1918-5-5 1890 Orange El Toro. 76 Comment
  UC211995  Carex praegracilis I. M. Johnston 1918-5-5 1889 Orange El Toro 76 Comment
  UC212128  Carex praegracilis I. M. Johnston 1918-5-5 1890 Orange El Toro 76 Comment
  RSA751160  Carex triquetra D. E. Bramlet 2008-5-15 4272 Orange Upper Borrego Cyn. 152m east of the access road & 1.7km west of Santiago Cyn Road 450 Comment
  RSA602116  Castilleja affinis Scott D. White 1997-5-6 5044 Orange Santa Ana Mountains. Santiago Canyon area: Ridgetop road N and W of Bolero Lookout. 427 Comment
  UCR150610  Castilleja affinis Scott D. White 1997-5-6 5044 Orange Peninsular Ranges; Santa Ana Mountains, Lomas de Santiago. Santiago Canyon area: Ridgetop road N and west of Bolero Lookout 488 Comment
  RSA732253  Castilleja exserta A. C. Sanders, Fred M. Roberts 2008-4-22 35039 Orange Lomas de Santiago, valley at south end of Loma Ridge and at head of Limestone Canyon, c. 2.5 miles SW of Silverado, above spring shown on topo map. 427 Comment
  UCR190964  Castilleja exserta A. C. Sanders, Fred M. Roberts 2008-4-22 35039 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, valley at south end of Loma Ridge and at head of Limestone Canyon, c. 2.5 miles SW of Silverado, above spring shown on topo map 457 Comment
  RSA0013579  Caulanthus heterophyllus D. E. Bramlet 2008-3-26 4123 Los Angeles Bee Canyon. Bowerman landfill site. 202m S of the Bee Cyn. Access Road, 151m west of landfill entrance. Comment
Read comments
Nov 2 2018
  RSA750698  Caulanthus heterophyllus D. E. Bramlet 2008-3-26 4123 Los Angeles Bee Canyon. Bowerman landfill site. 202 m S of the Bee Cyn access road, 151 m W of the landfill entrance. Comment
  RSA750700  Caulanthus heterophyllus D. E. Bramlet, Jim Harrison 2008-4-3 4153 Orange South Bee Canyon. Bowerman landfill site, 1.2 km S of the Bee Cyn access road, and 122 m W of the active landfill. Comment
  UCR266296  Caulanthus heterophyllus D. E. Bramlet 2008-4-3 4153 Orange Peninsular Range; Santa Ana Mountains, South Bee Canyon, Bowerman landfill site, 1.2 km south of the Bee Canyon access road, and 122 m west of the active landfill 224 Comment
  RSA542538  Chamaesyce polycarpa var. polycarpa Fred M. Roberts 1988-5-13 3968 Orange Lomas de Santiago: Loma Ridge, Upper Limestone Canyon near spring, 2.3 km NW Bolero Lookout. 439 Comment
  UCR46566  Chenopodium ambrosioides B. G. Pitzer, D. C. Hawks 1986-10-21 0351 Orange Peninsular Range; Santa Ana Mtns. Foothills, Lomas de Santiago, c. 10 mi east of Santa Ana, in hills N and east of South Coast Gun Club on Jeffrey Road in Hicks Canyon 183 Comment
  RSA747591  Chenopodium californicum Fred M. Roberts 2000-5-5 5319 Orange Lomas de Santiago: Loma Ridge, Agua Chinon Cyn., north slope, 1.6 kmSSW Bolero Spr. and 2.6 km W Bolero Lookout. 308 Comment
  RSA749845  Chorizanthe procumbens D. Bramlet, Jim Harrison 2008-3-28 4132 Orange Bee Canyon. Bowerman landfill site.925 m S of the Bee Cyn. access road, 352 m W of the landfill entrance. Comment
  RSA542532  Chorizanthe staticoides Fred M. Roberts 1988-5-13 3966 Orange Lomas de Santiago: Loma Ridge, Upper Limestone Canyon near spring, 2.3 km NW Bolero Lookout. 439 Comment
  RSA751171  Chorizanthe staticoides D. E. Bramlet 2008-6-3 4285 Orange Upper Borrego Cyn, 136m SE of the access road and 1.5km west of Santiago Cyn Road 433 Comment
  RSA788915  Chorizanthe staticoides Fred M. Roberts 1999-6-10 5237 Orange Peninsular Range, Santa Ana Mtns. Region: Lomas de Santiago: Loma Ridge, Agua Chinon Cyn., 1.2 km S Bolero Spring and 2.4 km W Bolero Lookout. 324 Comment
  UCR56549  Chorizanthe staticoides Robert McKernan 1989-5-18 s.n. Orange Santa Ana Mtns Foothills, Serrano Creek, 4 km north of Trabuco Rd. at the end of Lake Forest Rd. 6 km east of El Toro Military Base 274 Comment
  UCR220970  Chrysanthemum coronarium Dick Newell, Don Millar 2010-4-13 19 Orange Peninsular Range; Santa Ana Mtns. Foothills, Portola Parkway at tollroad 241 244 Comment
  RSA737488  Cistanthe monandra D. E. Bramlet 2008-5-16 4277 Orange Agua Chinon Wash. Site is located in an ephemeral tributary 91m NW of the access road and 1.74km NE of Hwy 241 274 Comment
  RSA773523  Cistanthe monandra Fred M. Roberts 1999-5-14 5214 Orange Peninsular Ranges; Santa Ana Mts.: Lomas de Santiago, Loma Ridge; Upper Limestone Canyon on slopes above Bolero Spring, 2.4 km NNW Bolero Lookout 451 Comment
  SEINET1908696  Collinsia concolor A. C. Sanders, Fred M. Roberts 2008-1 35026 Orange Peninsular Range; Santa Ana Mtns: Lomas de Santiago, Limestone Canyon, c. 2 miles SW of Silverado 366 Comment
  RSA643432  Convolvulus arvensis R. D. Goeden, D. W. Ricker 1965-6-15 s.n. Orange NW of El Toro: Tustin Township, near Borrego Canyon Wash, SE edge of El Toro M.C. Air Station. 107 Comment
  SD143550  Convolvulus arvensis R. D. Goeden, D. W. Ricker 1965-6-15 12481 UC Orange Northwest of El Toro: Tustin Township, near Borrego Canyon Wash, southeast edge of El Toro Marine Corps Air Station. 106 Comment
  UCR109771  Convolvulus arvensis R. D. Goeden, Don W. Ricker 1965-6-15 s.n. Orange NW of El Toro, Tustin Township, near Borrego Canyon Wash, SE edge of El Toro M.C. Air Station 107 Comment
  UCR44907  Conyza bonariensis B. G. Pitzer, L. F. LaPre 1986-10-20 s.n. Orange City of Irvine, Drainage channel near intersection of Irvine Blvd. and Sand Canyon Avenue. 91 Comment
  IRVC23904  Conyza coulteri Fred M. Roberts 1985-8-19 2127 Orange Mission Viejo: lateral to Engilish Canyon along Vista de Lago Drive; 3.4km ENE El Toro Fire Station. Southern Coastal 218 Comment
  UCR193827  Cordylanthus rigidus A. C. Sanders, Fred M. Roberts 2008-7-16 35852 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, upper Hangmans Tree Canyon 395 Comment
  UCR230827  Cordylanthus rigidus Dick Newell, Don Millar, Shara Harris 2011-6-21 188 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, Agua Chinon Wash 225 Comment
  IRVC24483  Cortaderia selloana Fred M. Roberts, G. A. Marsh 1986-2-28 2603 Orange Lateral to English Canyon along Vista Del Lago; 3.4km ENE El Toro Fire Station, in ravine at base of north-facing slope. Mission Viejo 236 Comment
  UCR106873  Cotula coronopifolia Michael A. Patten, Steve Myers 1993-3-9 s.n. Orange Tustin, Marine Corps Air Station 107 Comment
  IRVC9154  Crassula connata C. Leavell 1966-3-16 61 Orange El Toro Rd. near Post Office; in open field. El Toro Comment
  UCR46565  Croton californicus B. G. Pitzer, D. C. Hawks 1986-10-21 0352 Orange Peninsular Range; Santa Ana Mtns. Foothills, Lomas de Santiago, c. 10 mi east of Santa Ana, in hills N and east of South Coast Gun Club on Jeffrey Road in Hicks Canyon 183 Comment
  UCR263635  Cryptantha clevelandii var. clevelandii Ed Kentner 2012-4-24 130 Orange Peninsular Range: Santa Ana Mountains, Lomas De Santiago, El Toro property 200 Comment
  UCR119033  Cryptantha intermedia Beecher Crampton 1967-5-23 7957 Orange South Coast, 4 miles east of Irvine. UC South Coast Field Station 320 Comment
  UCR263772  Cryptantha intermedia Ed Kentner 2012-4-24 129 Orange Peninsular Range: Santa Ana Mountains, Lomas De Santiago, El Toro property 200 Comment
  RSA542660  Cryptantha microstachys Fred M. Roberts 1988-4-10 3907 Orange Lomas De Santiago: Loma Ridge, 1.0 kilometer N Bolero Lookout. 415 Comment
  UCR230825  Cucurbita foetidissima Dick Newell, Don Millar, Shara Harris 2011-6-21 186 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, Agua Chinon Wash 207 Comment
  UCR230836  Cuscuta californica Dick Newell, Don Millar, Shara Harris 2011-6-21 185 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, Agua Chinon Wash 207 Comment
  UCD60070  Cynodon dactylon Beecher Crampton 1965-10-27 7578 Orange 2 miles east of Irvine, Irvine Blvd. Comment
  UCR157711  Cyperus Adrian Wolf 1998-5-15 270 Orange South Coast, Lambert Reservoir, north of El Toro Marine Corps Air Station 134 Comment
  UCR157694  Dactylis glomerata Adrian Wolf 1998-5-15 269 Orange South Coast, Lambert Reservoir, north of El Toro Marine Corps Air Station 134 Comment
  UCR192069  Daucus pusillus A. C. Sanders, Fred M. Roberts 2008-5-6 35245 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  UC75961  Deinandra fasciculata E. A. Zumbro 1902-1-1 388 Orange Comment
  UCR192230  Delphinium parryi A. C. Sanders, Fred M. Roberts 2008-5-6 35262 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  UCR273943  Diospyros Mitch Provance 2007-7-11 707- 01 Orange Coastal Regions of Southern California, Between Irvine and Foothill Ranch, UCR South Coast Research and Extension Center 122 Comment
  IRVC23909  Dryopteris arguta Fred M. Roberts, R. L. Allen 1985-8-19 2136 Orange Mission Viejo: lateral to Engilish Canyon along Vista de Lago Drive; 3.4km ENE El Toro Fire Station. Southern Coastal 218 Comment
  UCR59229  Dudleya lanceolata Robert McKernan 1989-5-18 s.n. Orange Santa Ana Mtns Foothills, Serrano Creek, 4 km north of Trabuco Rd. at the end of Lake Forest Rd. 6 km east of El Toro Military Base 274 Comment
  UC792938  Dudleya multicaulis Reid Moran 1949-7-2 3285 Orange 0.4 mi above El Toro road junction with Irvine road (s of El Toro road, Laguna Canyon); Laguna Canyon 91 Comment
  UCD60762  Echinochloa colona Beecher Crampton 1965-10-27 7579 Orange 2 miles east of Irvine, Irvine Blvd. Comment
  UCR44900  Echinochloa colona B. G. Pitzer, L. F. LaPre 1986-10-20 323 Orange Trabuco Road at intersection with Sand Canyon Avenue, NW of El Toro Marine Air Station 79 Comment
  RSA746529  Eleusine coracana subsp. africana R. E. Riefner Jr. 2008-12-23 8 -382 Orange City of Lake Forest, along Alton Pkwy, at Barranca Rd. 80 Comment
  UCR230243  Encelia californica Dick Newell, Don Millar 2011-3-15 082 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, Agua Chinon Wash 219 Comment
  UCD62942  Eragrostis cilianensis Beecher Crampton 1971-6-9 8723 Orange UC South Coast Field Station, east of Irvine. Comment
  RSA0122940  Eriastrum sapphirinum subsp. dasyanthum D. E. Bramlet 2008-6-3 4286 Orange Upper Borrego Cyn, 136m SE of the access road and 1.5km west of Santiago Cyn Road 433 Comment
  CAS-BOT-BC296140  Erigeron foliosus var. foliosus Le Roy Abrams 1901-6-17 2220 Orange El Toro Comment
  UCR277172  Eriobotrya japonica R. E. Riefner Jr. 2014-11-21 14- 390 Orange South Coast, city of Lake Forest, English Canyon, Aliso Creek, vicinity of Trabuco Road at Aliso Creek bridge crossing 146 Comment
  UCR261706  Eriogonum elongatum Dick Newell, Don Millar 2014-9-14 385 Orange Peninsular Range; Santa Ana Mtns. Foothills, Lomas de Santiago, on Limestone Canyon Rd., 100 yards north of Bolero Cyn. Rd./Loma Ridge Rd. 393 Comment
  RSA542525  Eriogonum fasciculatum var. foliolosum Fred M. Roberts 1988-5-13 3971 Orange Lomas de Santiago: Loma Ridge, Upper Limestone Canyon near spring, 2.3 km NW Bolero Lookout. 439 Comment
  UC1393288  Eriogonum fasciculatum var. foliolosum R. J. Barr 1967-5-11 67 -166 Orange Roadside e El Toro; Santa Ana Mountains 182 Comment
  UCR230227  Eriophyllum confertiflorum Dick Newell, Don Millar 2011-3-15 083 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, Agua Chinon Wash along Limestone Cyn. Rd. 252 Comment
  RSA747593  Erodium cicutarium Fred M. Roberts 2000-5-5 5321 Orange Lomas de Santiago: Loma Ridge, Agua Chinon Cyn., north slope, 1.6 kmSSW Bolero Spr. and 2.6 km W Bolero Lookout. 308 Comment
  UCR230231  Erodium moschatum Dick Newell, Don Millar 2011-3-15 078 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, Agua Chinon Wash 219 Comment
  UCR230229  Eschscholzia californica Dick Newell, Don Millar 2011-3-15 080 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, Agua Chinon Wash 219 Comment
  SEINET3093482 Image available Eucalyptus tereticornis D. Goodward 1987-4-16 1 Orange Lake Forest, E of Irvine and N of El Toro. Old plantation, now maintained as landscaping. Comment
  UCR192089  Eucrypta chrysanthemifolia A. C. Sanders, Fred M. Roberts 2008-5-6 35263 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  UCR250854  Eucrypta chrysanthemifolia Dick Newell, Don Millar 2014-4-15 361 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, lower Agua Chinon wash at the lower gate next to the 241 toll road 328 Comment
  RSA749840  Euphorbia polycarpa D. E. Bramlet 2008-3-26 4127 -A Los Angeles Bee Canyon. Bowerman landfill site. 202 m S of the Bee Cyn. access road, 151 m W of the landfill entrance. Comment
  RSA773524  Euphorbia polycarpa var. polycarpa Fred M. Roberts 1999-5-14 5215 Orange Peninsular Ranges; Santa Ana Mts.: Lomas de Santiago, Loma Ridge; Upper Limestone Canyon on slopes above Bolero Spring, 2.4 km NNW Bolero Lookout. 451 Comment
  UCR239646  Euphorbia polycarpa var. polycarpa Fred M. Roberts 2012-5-9 7553 Orange Santa Ana Mountains, Lake Forest, near Serrano Creek utility road, 0.3 m south-southwest of intersection of Commercentre and Dimension Drives 206 Comment
  UCR44896  Euphorbia serpens B. G. Pitzer, L. F. LaPre 1986-10-20 0315 Orange City of Irvine, Drainage channel near intersection of Irvine Blvd. and Sand Canyon Avenue. 91 Comment
  UCR239641  Festuca Fred M. Roberts 2012-5-9 7558 Orange Santa Ana Mountains, Lake Forest, along Serrano Creek hiking trail, 1.0 m south-southwest of intersection of Commercentre and Dimension Drives 171 Comment
  UCR192227  Festuca microstachys A. C. Sanders, Fred M. Roberts 2008-5-6 35259 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  UCR266300  Festuca octoflora D. E. Bramlet 2008-3-26 4119 Orange Peninsular Range; Santa Ana Mountains, Bee Canyon, Bowerman landfill site. 202 m south of the Bee Canyon access road and 151 m west of the active landfill entrance 295 Comment
  UCR239640  Festuca pratensis Fred M. Roberts 2012-5-9 7559 Orange Santa Ana Mountains, Lake Forest, along Serrano Creek hiking trail, 1.0 m south-southwest of intersection of Commercentre and Dimension Drives 171 Comment
  CAS-BOT-BC487557  Ficus microcarpa R. E. Riefner, Jr. 2014-11-26 14 -399 Orange City of Irvine, W of IrvineBlvd. and S of Pusan Way, former MCAS El Toro facility 138 Comment
  RSA0088634  Ficus microcarpa R. E. Riefner Jr. 2014-11-26 14 -399 Orange City of Irvine, W of Irvine Blvd. and S of Pusan Way, Former MCAS El Toro facility. 138 Comment
  UCR267276  Ficus microcarpa R. E. Riefner Jr. 2014-11-26 14- 399 Orange City of Irvine, west of Irvine Blvd. and south of Pusan Way, former MCAS El Toro facility 138 Comment
  RSA542428  Filago californica Fred M. Roberts 1988-4-10 3908 Orange Lomas De Santiago: Loma Ridge, 1.0 kilometer N Bolero Lookout. 415 Comment
  RSA773514  Filago californica Fred M. Roberts 1999-5-3 5204 Orange Lomas de Santiago: ridge between Limestone Canyon and Santiago Canyon Wash, 0.4 km SE Silverado School, and 3.9 km Bolero Lookout 351 Comment
  RSA542432  Filago gallica Fred M. Roberts 1988-4-10 3909 Orange Lomas De Santiago: Loma Ridge, 1.0 kilometer N Bolero Lookout. 415 Comment
  UCR192091  Filago gallica A. C. Sanders, Fred M. Roberts 2008-5-6 35257 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  RSA737491  Funastrum cynanchoides var. cynanchoides D. E. Bramlet 2008-5-16 4273 Orange Agua Chinon Wash . Site is located 3m north of the access road and 1.1km NE of Hwy 241 229 Comment
  UCR220964  Funastrum cynanchoides var. hartwegii Dick Newell, Don Millar 2010-6-22 26 Orange Peninsular Range; Santa Ana Mtns. Foothills, Lomas de Santiago, Agua Chinon wash 1/2 mile north of Hwy 241 toll road 267 Comment
  UCR250132  Galium angustifolium Dick Newell, Don Millar 2014-1-7 348 Orange Peninsular Range; Santa Ana Mtns., Agua Chinon wash, 0.75 mi. north of the 241 toll road 174 Comment
  RSA734804  Galium aparine A. C. Sanders, Fred M. Roberts 2008-5-6 35252 Orange Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  UCR192213  Galium aparine A. C. Sanders, Fred M. Roberts 2008-5-6 35252 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  RSA732278  Galium porrigens A. C. Sanders, Fred M. Roberts 2008-4-22 35042 Orange Lomas de Santiago, valley at south end of Loma Ridge and at head of Limestone Canyon, c. 2.5 miles SW of Silverado, above spring shown on topo map. 427 Comment
  UCR191229  Galium porrigens A. C. Sanders, Fred M. Roberts 2008-4-22 35042 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, valley at south end of Loma Ridge and at head of Limestone Canyon, c. 2.5 miles SW of Silverado, above spring shown on topo map 457 Comment
  RSA751162  Gnaphalium stramineum D. E. Bramlet 2008-5-16 4275 Orange Agua Chinon Wash. Site is located in an ephemeral tributary 91m NW of the access road and 1.74km NE of Hwy 241 274 Comment
  UCR46575  Gutierrezia bracteata B. G. Pitzer 1986-10-21 0346 Orange Peninsular Range; Santa Ana Mtns. Foothills, Lomas de Santiago, c. 10 mi east of Santa Ana, in hills N and east of South Coast Gun Club on Jeffrey Road in Hicks Canyon 183 Comment
  POM50886  Gutierrezia californica L. R. Abrams 1901-06 s.n. Orange El Toro. Comment
  SEINET2052347 Image available Gutierrezia californica B. Pitzer, D. Hawks 1986-10-21 346 Orange Lomas de Santiago, ca. 10.0 miles E. of Santa Ana, in hills N and E of South Coast Gun Club on Jeffrey Rd. in Hicks Canyon. 182 Comment
  UCR230841  Gutierrezia californica Dick Newell, Don Millar, Shara Harris 2011-6-21 184 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, Agua Chinon Wash 207 Comment
  CAS-BOT-BC302139  Gutierrezia sarothrae L. R. Abrams 1901-6-1 1858 Orange El Toro Comment
  RSA602118  Hedypnois cretica Scott D. White 1997-5-6 5045 Orange Santa Ana Mountains. Santiago Canyon area: Ridgetop road N and W of Bolero Lookout. 427 Comment
  RSA751327  Hedypnois cretica A. C. Sanders, Fred M. Roberts 2008-5-6 35261 Orange Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  UCR150613  Hedypnois cretica Scott D. White 1997-5-6 5045 Orange Peninsular Ranges; Santa Ana Mountains, Lomas de Santiago. Santiago Canyon area: Ridgetop road N and west of Bolero Lookout 488 Comment
  UCR192229  Hedypnois cretica A. C. Sanders, Fred M. Roberts 2008-5-6 35261 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  UCR228887  Helianthus annuus Dick Newell, Peter Wetzel, Cassie Backer 2011-7-5 201 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, Agua Chinon Wash 242 Comment
  SBBG96107  Helianthus ciliaris D. O. Clark 1969-7-14 Orange Veeh Ranch, ca. 2 mi W of El Toro Comment
  UCR11214  Helianthus ciliaris D. O. Clark 1969-7-14 s.n. Orange Veeh Ranch, 2 mi west of El Toro Comment
  IRVC783  Helianthus petiolaris subsp. petiolaris B. Leach 1964-3-8 Orange hills. El Toro Comment
  UCR46552  Heliotropium curassavicum B. G. Pitzer 1986-10-20 0312 Orange Peninsular Range; Santa Ana Mtns., Siphon Reservoir, c. 5 mi NE of Irvine and c. 1 mi NE of intersection Irvine Blvd and Sand Canyon Ave 122 Comment
  UCR250865  Heterotheca sessiliflora Dick Newell, Don Millar 2014-4-29 368 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, Agua Chinon wash 0.5 mi. above lower gate at 241 Toll Rd. 257 Comment
  RSA680324  Isocoma menziesii var. vernonioides Scott D. White, Jeff Lincer 2003-7-7 9615 Orange Former El Toro Marine Corps Air Stn. East of 'El Toro Marine Sch.' and Irvine Blvd.; site of former dump. 140 Comment
  UCR261700  Juncus balticus Dick Newell, Don Millar 2014-9-30 386 Orange Peninsular Range; Santa Ana Mtns. Foothills, Lomas de Santiago, Agua Chinon Wash, 0.6 mi. south of Loma Ridge Rd. 279 Comment
  UCR157713  Juncus bufonius Adrian Wolf 1998-5-15 274 Orange South Coast, Lambert Reservoir, north of El Toro Marine Corps Air Station 134 Comment
  RSA754062  Juncus macrophyllus A. C. Sanders, Fred M. Roberts 2008-7-16 35859 Orange Lomas de Santiago, upper Hangmans Tree Canyon 395 Comment
  SEINET3880056  Juncus macrophyllus A. C. Sanders, Fred M. Roberts 2008-7-16 35859 Orange Peninsular Range; Santa Ana Mtns.: Lomas de Santiago, upper Hangmans Tree Canyon (El Toro 7.5' Q).; 0 395 Comment
  UCR193934  Juncus macrophyllus A. C. Sanders, Fred M. Roberts 2008-7-16 35859 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, upper Hangmans Tree Canyon 395 Comment
  RSA754063  Juncus patens A. C. Sanders, Fred M. Roberts 2008-7-16 35856 Orange Lomas de Santiago, upper Hangmans Tree Canyon 395 Comment
  UCR193851  Juncus patens A. C. Sanders, Fred M. Roberts 2008-7-16 35856 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, upper Hangmans Tree Canyon 395 Comment
  CAS-BOT-BC227115  Juncus textilis A. C. Sanders; Fred M. Roberts 2008-7-16 35855 Orange Peninsular Range; Santa Ana Mtns.: Lomas de Santiago, upper Hangman's Tree Canyon 395 Comment
  RSA754064  Juncus textilis A. C. Sanders, Fred M. Roberts 2008-7-16 35855 Orange Lomas de Santiago, upper Hangmans Tree Canyon 395 Comment
  SEINET3282755 Image available Juncus textilis A. C. Sanders, Fred M. Roberts 2008-7-16 35855 Orange Peninsular Range; Santa Ana Mtns.; Lomas de Santiago, upper Hangmans Tree Canyon. 395 Comment
  SEINET3881136  Juncus textilis A. C. Sanders, Fred M. Roberts 2008-7-16 35855 Orange Peninsular Range; Santa Ana Mtns.: Lomas de Santiago, upper Hangmans Tree Canyon (El Toro 7.5').; 0 395 Comment
  UCR193924  Juncus textilis A. C. Sanders, Fred M. Roberts 2008-7-16 35855 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, upper Hangmans Tree Canyon 395 Comment
  UCR193843  Juncus xiphioides A. C. Sanders, Fred M. Roberts 2008-7-16 35857 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, upper Hangmans Tree Canyon 395 Comment
  UCR239644  Koelreuteria bipinnata Fred M. Roberts 2012-5-9 7555 Orange Santa Ana Mountains, Lake Forest, along Serrano Creek hiking trail, 1.0 m south-southwest of intersection of Commercentre and Dimension Drives 171 Comment
  CAS-BOT-BC272426  Lamarckia aurea Ira L. Wiggins 1966-3-5 20516 Orange In fallow field about 1/2 mi. W. of El Toro Post Office, along Highway S-18 Comment
  RSA749837  Lasthenia coronaria D. Bramlet, Jim Harrison 2008-4-3 4149 Orange South Bee Canyon, Bowerman landfill site. 1.2 km S of the Bee Cyn. access road, and 122 m W of the active landfill. Comment
  RSA749839  Lasthenia coronaria D. Bramlet 2008-3-26 4127 Los Angeles Bee Canyon. Bowerman landfill site. 202 m S of the Bee Cyn. access road, 151 m W of the landfill entrance. Comment
  UCR203976  Lasthenia coronaria D. E. Bramlet, J. E. Harrison 2008-4-3 4149 Orange Peninsular Range; Santa Ana Mountains, South Bee Canyon, Bowerman landfill site, 1.2 km south of the Bee Canyon access road, and 122 m west of the active landfill 224 Comment
  OBI81435  Lasthenia glabrata Unknown 2013-3-10 13 -39 Orange City of Lake Forest, along El Toro Rd. at Destry Rd. 211 Comment
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Apr 7 2021
  RSA0013584  Lasthenia glabrata subsp. coulteri D. E. Bramlet 2008-4-3 4150 Orange Bee Cyn. Bowerman landfill site. 1.1km south of the Bee Cyn. access road & 35m west of the active landfill, on grade fill slope. Comment
  SD222114  Lasthenia glabrata subsp. coulteri Bramlet 2008-4-3 4150 Orange Peninsular Ranges; Santa Ana Mountains region: Bee Cyn. Bowerman landfill site. 1.1 km south of the Bee Cyn access road and 35 m west of the active landfill, on graded fill slope. Comment
  RSA0024932  Lasthenia glabrata subsp. glabrata R. E. Riefner Jr. 2013-3-10 13 -39 Orange City of Lake Forest, along El Toro Rd. at Destry Rd. 211 Comment
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Apr 7 2021
  SD248339  Lasthenia glabrata subsp. glabrata R. E. Riefner Jr. 2013-3-10 13 39 Orange City of Lake Forest, along El Toro Rd., at Destry Rd. 210 Comment
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Apr 7 2021
  SEINET5585513  Lasthenia glabrata subsp. glabrata R. E. Riefner Jr. 2013-1 13 -39 Orange City of Lake Forest, along El Toro Rd. at Destry Rd. 211 Comment
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Apr 7 2021
  UCR247510  Lasthenia glabrata subsp. glabrata R. E. Riefner Jr. 2013-3-10 13- 39 Orange city of lake Forest, along El Toro Road at Destry Road 211 Comment
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Apr 7 2021
  RSA0013587  Layia platyglossa D. E. Bramlet, Jim Harrison 2008-4-3 4151 Orange South Bee Cyn. Bowerman landfill site, 1.2km south of Bee Cyn access road, & 122n west of the active landfill. Comment
  SD218972  Layia platyglossa Bramlet, Jim Harrison 2008-4-3 4151 Orange Santa Ana Mountains region; South Bee Canyon Bowerman landfill site, 1.2 km south of the Bee Canyon access road and 122 m west of the active landfill. Comment
  RSA0013586  Lepidium lasiocarpum D. E. Bramlet, Jim Harrison 2008-4-3 4152 Orange South Bee Cyn. Bowerman landfill site, 1.2km south of Bee Cyn access road, & 122n west of the active landfill. Comment
  RSA749841  Lepidium lasiocarpum D. Bramlet, Weena Sangkatavat 2008-3-27 4131 Orange Bee Canyon, Bowerman landfill site. 528 m S of the Bee Canyon access road and 440 m W of the active landfill. Comment
  UCR203975  Lepidium nitidum D. E. Bramlet, Weena Sangkatavat 2008-3-27 4131 Orange Peninsular Range; Santa Ana Mountains, Bee Canyon, Bowerman landfill site. 528m south of the Bee Canyon access road and 440m west of the active landfill 270 Comment
  UCR239647  Lepidium strictum Fred M. Roberts 2012-5-9 7552 Orange Santa Ana Mountains, Lake Forest, near Serrano Creek utility road, 0.3 m south-southwest of intersection of Commercentre and Dimension Drives 206 Comment
  UCR44908  Leptochloa uninervia B. G. Pitzer, L. F. LaPre 1986-10-20 0318 Orange City of Irvine, Drainage channel near intersection of Irvine Blvd. and Sand Canyon Avenue. 91 Comment
  UCR230226  Leptodactylon californicum Dick Newell, Don Millar 2011-3-15 084 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, Agua Chinon Wash along Limestone Cyn. Rd. 252 Comment
  UC1789094  Limonium duriusculum R. E. Riefner Jr. 2005-9-9 05 -664 Orange City of Lake Forest, along Aliso Creek near Portola Pkwy, at El Toro Road. 225 Comment
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Jul 5 2010
  UC1923253  Limonium preauxii R. E. Riefner Jr. 2008-2-25 8 -25 Orange City of Lake Forest, Lake Forest Blvd. near Ranch Rd. at Serrano Creek 229 Comment
  UC1923254  Limonium sventenii R. E. Riefner Jr. 2008-2-16 8 -28 Orange City of Lake Forest (El Toro), El Toro Rd. near Raymond St., Canada de Los Alisos. 98 Comment
  UCR266297  Linanthus dianthiflorus D. E. Bramlet, J. E. Harrison 2008-4-3 4155 Orange Peninsular Range; Santa Ana Mountains, South Bee Canyon, Bowerman landfill site, 1.2 km south of the Bee Canyon access road, and 122 m west of the active landfill 224 Comment
  RSA773515  Linaria canadensis var. texana Fred M. Roberts 1999-5-3 5205 Orange Lomas de Santiago: ridge between Limestone Canyon and Santiago Canyon Wash, 0.4 km SE Silverado School, and 3.9 km Bolero Lookout 351 Comment
  UC1419828  Lindernia dubia var. anagallidea G. D. Barbe 1973-8-9 1693 Orange Santa Ana (Tustin); Bordier's Nursery, 7231 Irivne Blvd Comment
  RSA542445  Lomatium dasycarpum subsp. dasycarpum Fred M. Roberts 1988-4-10 3913 Orange Lomas De Santiago: Loma Ridge, 1.0 kilometer N Bolero Lookout. 415 Comment
  RSA753969  Lonicera subspicata A. C. Sanders, Fred M. Roberts 2008-7-16 35858 Orange Lomas de Santiago, upper Hangmans Tree Canyon. 395 Comment
  UCR193842  Lonicera subspicata A. C. Sanders, Fred M. Roberts 2008-7-16 35858 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, upper Hangmans Tree Canyon 395 Comment
  RSA542544  Lotus hamatus Fred M. Roberts 1988-4-10 3914 Orange Lomas De Santiago: Loma Ridge, 1.0 kilometer N Bolero Lookout. 415 Comment
  RSA734806  Lotus humistratus A. C. Sanders, Fred M. Roberts 2008-5-6 35254 Orange Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  UCR192215  Lotus humistratus A. C. Sanders, Fred M. Roberts 2008-5-6 35254 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  RSA754059  Lotus purshianus A. C. Sanders, Fred M. Roberts 2008-7-16 35854 Orange Lomas de Santiago, upper Hangmans Tree Canyon. 395 Comment
  UCR193935  Lotus purshianus A. C. Sanders, Fred M. Roberts 2008-7-16 35854 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, upper Hangmans Tree Canyon 395 Comment
  RSA0013117  Lotus salsuginosus D. E. Bramlet 2008-3-26 4118 Los Angeles Bee Canyon. Bowerman landfill site. 202 m S of the Bee Cyn access road, 151 m W of the landfill entrance. Comment
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Nov 2 2018
  UCR222416  Lotus salsuginosus D. E. Bramlet 2008-3-26 4118 Orange Peninsular Range; Santa Ana Mountains, Bee Canyon, Bowerman landfill site. 202 m south of the Bee Canyon access road and 151 m west of the active landfill entrance 295 Comment
  RSA749838  Lotus strigosus D. Bramlet 2008-3-26 4125 Los Angeles Bee Canyon. Bowerman landfill site. 202 m S of the Bee Cyn. access road, 151 m W of the landfill entrance. Comment
  RSA751166  Lotus strigosus D. E. Bramlet 2008-5-15 4271 Orange Upper Borrego Cyn. 152m east of the access road and 1.7km west of Santiago Cyn Road 450 Comment
  RSA747605  Lupinus bicolor Fred M. Roberts 2000-4-27 5305 Orange Lomas de Santiago: Lomas Ridge, Agua Chinon Wash, 1.5 km S Bolero Spr. and 2.1 km WSW Bolero Lookout. 281 Comment
  RSA749847  Lupinus bicolor D. Bramlet, Weena Sangkatavat 2008-3-27 4130 Orange Bee Canyon, Bowerman landfill site. 528 m S of the Bee Canyon access road and 440 m W of the active landfill. Comment
  UCR46561  Lupinus excubitus B. G. Pitzer, D. C. Hawks 1986-10-21 342 Orange Peninsular Ranges; Santa Ana Mountains, Lomas de Santiago, c. 10 mi east of Santa Ana along Jeffrey Rd. in Hicks Canyon, c. 1.0 mi north of South Coast Gun Club 183 Comment
  UCR192070  Lupinus microcarpus A. C. Sanders, Fred M. Roberts 2008-5-6 35246 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  UCR266299  Lupinus sparsiflorus D. E. Bramlet 2008-3-26 4126 Orange Peninsular Range; Santa Ana Mountains, Bee Canyon, Bowerman landfill site. 202 m south of the Bee Canyon access road and 151 m west of the active landfill entrance 295 Comment
  RSA747603  Lupinus succulentus Fred M. Roberts 2000-4-27 5304 Orange Lomas de Santiago: Lomas Ridge, Agua Chinon Wash, 1.5 km S Bolero Spr. and 2.1 km WSW Bolero Lookout. 281 Comment
  UCR250869  Lupinus succulentus Dick Newell, Don Millar 2014-4-15 364 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, Agua Chinon wash 100 yards south of Box Canyon Road 396 Comment
  IRVC24509  Lupinus truncatus Fred M. Roberts, Gordon Marsh 1986-2-28 2613 Orange Lateral to English Canyon along Vista Del Lago; 3.4km ENE El Toro Fire Station, in ravine at base of north-facing slope. Mission Viejo 236 Comment
  UC73416  Lythrum californicum E. A. Zumbro 1902-1 389 Orange Orange County Comment
  UCR44901  Malacothamnus fasciculatus B. G. Pitzer, L, L. F. LaPre 1986-10-20 0322 Orange Trabuco Road at intersection with Sand Canyon Avenue, NW of El Toro Marine Air Station 79 Comment
  SBBG83229  Malacothamnus fasciculatus var. fasciculatus B. Pitzer, L. F. LaPre 1986-10-20 322 Orange Trabuco Rd at intersection with Sand Cyn Avenue, NW of El Toro Marine Air Station 79 Comment
  UC1122014  Malacothamnus fasciculatus var. fasciculatus A. Lewis Apr 1934 398 Orange Tomato Spring Canyon 182 Comment
  UCR221458  Marah macrocarpa Dick Newell, Don Millar 2010-11-30 48 Orange Peninsular Range; Santa Ana Mtns. Foothills, Lomas de Santiago, Agua Chinon Canyon 232 Comment
  UC1419832  Mazus pumilus G. D. Barbe 1973-8-9 1694 Orange Growing in pot with plant from Georgia: Santa Ana (Tustin); Bordier's Nursery, 7231 Irvine Blvd Comment
  UCR230230  Medicago polymorpha Dick Newell, Don Millar 2011-3-15 079 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, Agua Chinon Wash 219 Comment
  RSA747590  Medicago truncatula Fred M. Roberts 2000-5-5 5318 Orange Lomas de Santiago: Loma Ridge, Agua Chinon Cyn., north slope, 1.6 kmSSW Bolero Spr. and 2.6 km W Bolero Lookout. 308 Comment
  RSA755558  Medicago truncatula A. C. Sanders, Fred M. Roberts 2008-5-6 35258 Orange Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  UCD170851  Medicago truncatula A. C. Sanders; Fred M. Roberts 2008-5-6 35258 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro. 470 Comment
  UCR192092  Medicago truncatula A. C. Sanders, Fred M. Roberts 2008-5-6 35258 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  RSA751312  Melica imperfecta A. C. Sanders, Fred M. Roberts 2008-5-6 35265 Orange Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  UCR192224  Melica imperfecta A. C. Sanders, Fred M. Roberts 2008-5-6 35265 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  IRVC25059  Melilotus albus Fred M. Roberts 1986-8-21 3053 Orange English Canyon along English Creek just below Trabuco Rd. crossing, c.a. 2.4km E El Toro Fire Station, Mission Viejo 166 Comment
  UCR220305  Mirabilis laevis Dick Newell, Don Millar, Jutta Burger 2010-3-16 011 Orange Peninsular Range; Santa Ana Mtns. Foothills, Lomas de Santiago, Agua Chinon Wash 250 m north of Hwy 241 toll road 201 Comment
  UCR199794  Monardella hypoleuca subsp. intermedia Justin M. Wood 2008-6-23 15 Orange Santa Ana Mountains, foothills, on the Irvine Ranch, south of Limestone Canyon, c. 1/2 mi south of the sinks 351 Comment
  RSA542362  Muhlenbergia microsperma Fred M. Roberts 1988-5-13 3970 Orange Lomas de Santiago: Loma Ridge, Upper Limestone Canyon near spring, 2.3 km NW Bolero Lookout 439 Comment
  RSA758011  Muhlenbergia microsperma D. E. Bramlet, Jim Harrison 2008-4-3 4157 A Orange South Bee Cyn. Bowerman landfill site, 1.2km south of Bee Cyn access road, & 122n west of the active landfill. Comment
  RSA773522  Muhlenbergia microsperma Fred M. Roberts 1999-5-14 5213 Orange Peninsular Ranges; Santa Ana Mts.: Lomas de Santiago, Loma Ridge; Upper Limestone Canyon on slopes above Bolero Spring, 2.4 km NNW Bolero Lookout 451 Comment
  RSA542361  Muhlenbergia rigens Fred M. Roberts 1988-5-13 3696 Orange Lomas de Santiago: Loma Ridge, Upper Limestone Canyon near spring, 2.3 km NW Bolero Lookout., UTM 3731000mN, 437300mE 134 Comment
  UCR239648  Myoporum Fred M. Roberts 2012-5-9 7551 Orange Santa Ana Mountains, Lake Forest, near Serrano Creek utility road, 0.3 m south-southwest of intersection of Commercentre and Dimension Drives 206 Comment
  RSA0125893  Myoporum sandwicense Fred M. Roberts 2012-5-9 7551 Orange Lake Forest: near Serrano Creek, utility road, 0.3 km SSW intersection of Commerce Centre and Dimension Drives. 206 Comment
  UCR158037  Nama stenocarpa Adrian Wolf 1998-5-15 276 Orange South Coast, Lambert Reservoir, north of El Toro Marine Corps Air Station 134 Comment
  RSA751328  Nassella lepida A. C. Sanders, Fred M. Roberts 2008-5-6 35264 Orange Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  RSA0013585  Nemacladus ramosissimus D. E. Bramlet, Jim Harrison 2008-4-3 4156 Orange South Bee Cyn. Bowerman landfill site, 1.2km south of Bee Cyn access road, & 122n west of the active landfill. Comment
  RSA751161  Nemacladus ramosissimus D. E. Bramlet 2008-4-14 4177 Orange Ridgeline in Hicks Cyn. 99m NW of the haul Rd. & 331m N of the Asphalt plant 211 Comment
  RSA758015  Nemacladus ramosissimus D. E. Bramlet 2008-5-28 4282 Orange Bee Cyn., Bowerman landfill site, 468m S Bee Cyn access road & 434m W of the active landfill. Comment
  OBI28517  Nicotiana glauca R. L. Allen 1978-8-28 s.n. Orange Mission Viejo, near Saddleback Ranch Apts; Los Alisos Blvd Comment
  RSA0125894  Oenothera speciosa Fred M. Roberts 2012-5-9 7550 Orange Lake Forest: near Serrano Creek, utility road, 0.3 km SSW intersection of Commerce Centre and Dimension Drives. 206 Comment
  UCR239649  Oenothera speciosa Fred M. Roberts 2012-5-9 7550 Orange Santa Ana Mountains, Lake Forest, near Serrano Creek utility road, 0.3 m south-southwest of intersection of Commercentre and Dimension Drives 206 Comment
  RSA0013580  Oligomeris linifolia D. E. Bramlet 2008-5-28 4284 Orange Bee Cyn., Bowerman landfill site, 468m S Bee Cyn access road and 434m W of the active landfill. Comment
  RSA758013  Oligomeris linifolia D. E. Bramlet 2008-3-26 4127 B Orange Bee Canyon. Bowerman landfill site. 202m S of the Bee Cyn. Access Road, 151m west of landfill entrance. Comment
Read comments
Jan 5 2016
  RSA680344  Oncosiphon piluliferum Scott D. White, Jeff Lincer 2003-7-7 9616 Orange Former El Toro Marine Corps Air Stn. East of El Toro Marine Sch. and Irvine Blvd.; site of former dump. 140 Comment
  UCR155808  Oncosiphon piluliferum Robert Noll 2005-4-29 s.n. Orange South Coast, El Toro, Marine Corps Air Station, along road to archery range 107 Comment
  UCR204271  Oncosiphon piluliferum Scott D. White, Jeff Lincer 2003-7-7 9616 Orange Coastal Plains & Basins; South Coastal Plain region, Former El Toro Marine Corps Air Station, East of 'El Toro Marine School' and Irvine Blvd.; site of former dump 140 Comment
  RSA753165  Parietaria floridana D. E. Bramlet 2008-5-15 4272 A Orange Upper Borrego Cyn. 152m east of the access road and 1.7km west of Santiago Cyn Road 450 Comment
  UCR44904  Paspalum dilatatum B. G. Pitzer, L. F. LaPre 1986-10-20 319 Orange City of Irvine, Drainage channel near intersection of Irvine Blvd. and Sand Canyon Avenue. 91 Comment
  GH403018  Paspalum urvillei R. E. Riefner 2005-11-4 05 -742 Unknown City of Lake Forest, Alton Pkwy. at Bertea Rd. Comment
  SEINET6655640  Paspalum urvillei R. E. Riefner Jr. 2005-11-4 05 -742 Orange City of Lake Forest, Alton Pkwy at Bertea Rd.; 0 123 Comment
  UCD89470  Pennisetum setaceum Beecher Crampton 1972-6-15 8813 Orange Irvine Blvd. X Lambert Road, near northwest cornoer South Coast Field Station. Comment
  CAS-BOT-BC330340  Pentachaeta aurea Le Roy Abrams 1903-4-17 3259 Orange Near El Toro Comment
  CAS-BOT-BC330341  Pentachaeta aurea Le Roy Abrams 1903-4-17 3259 Orange Near El Toro Comment
  CAS-BOT-BC330488  Pentachaeta aurea Theodore Payne 1910-4-17 s.n. Orange El Toro, near the epot Comment
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Apr 24 2021
  LA203846  Pentachaeta aurea LeRoy Abrams; 1903-4-17 3259 Orange near El Toro Comment
  LA203849  Pentachaeta aurea LeRoy Abrams; 1903-4-17 3259 Orange near El Toro Comment
  POM156456  Pentachaeta aurea L. R. Abrams 1903-4-17 3259 Orange Near El Toro Comment
  RSA594885  Pentachaeta aurea Fred M. Roberts, Stadlander, Vizgirdas 1992-4-24 4840 Orange El Toro Marine Base: Mouth of Borrego Wash, 2.9 km SE Lambert Reservoir dam. 189 Comment
  SEINET3148376  Pentachaeta aurea L. Abrams 1903-4-17 3259 Orange Near El Toro Comment
  UC146451  Pentachaeta aurea Theodore Payne 1910-4-17 Orange near depot; El Toro Comment
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Oct 12 2013
  UC407314  Pentachaeta aurea LeRoy Abrams 1903-4-17 3259 Orange near El Toro Comment
  UCR192068  Phacelia cicutaria var. hispida A. C. Sanders, Fred M. Roberts 2008-5-6 35244 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  RSA732234  Phacelia distans A. C. Sanders, Fred M. Roberts 2008-4-22 35040 Orange Lomas de Santiago, valley at south end of Loma Ridge and at head of Limestone Canyon, c. 2.5 miles SW of Silverado, above spring shown on topo map. 427 Comment
  UCR190963  Phacelia distans A. C. Sanders, Fred M. Roberts 2008-4-22 35040 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, valley at south end of Loma Ridge and at head of Limestone Canyon, c. 2.5 miles SW of Silverado, above spring shown on topo map 457 Comment
  UCR223416  Phacelia distans Dick Newell, Don Millar 2011-2-8 049 Orange Peninsular Range; Santa Ana Mtns. Foothills, Lomas de Santiago, upper Agua Chinon wash, along Limestone Canyon Rd. 398 Comment
  UCR230241  Phacelia distans Dick Newell, Don Millar 2011-3-15 085 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, top of Agua Chinon Wash along Limestone Cyn. Rd. 454 Comment
  UCR250853  Phacelia distans Dick Newell, Don Millar 2014-4-15 362 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, lower Agua Chinon wash at the lower gate next to the 241 toll road 328 Comment
  UCR220302  Phacelia parryi Dick Newell, Don Millar, Jutta Burger 2010-3-16 010 Orange Peninsular Range; Santa Ana Mtns. Foothills, Lomas de Santiago, Agua Chinon Wash 250 m north of Hwy 241 toll road 201 Comment
  UCR263590  Phacelia parryi Ed Kentner 2012-4-5 126 Orange Lomas de Santiago, Whiting Ranch Wilderness Park 330 Comment
  RSA0125892  Phacelia ramosissima Fred M. Roberts Jr. 2012-5-9 7554 Orange Santa Ana Mountains: Lake Forest. along Serrano Creek, hiking trail, 0.7 km SSW intersection of Commerce Centre and Dimension Drives. 152 Comment
  UCR239645  Phacelia ramosissima Fred M. Roberts 2012-5-9 7554 Orange Santa Ana Mountains, Lake Forest, along Serrano Creek hiking trail, 0.7 m south-southwest of intersection of Commercentre and Dimension Drives 152 Comment
  UCR46555  Picris echioides B. G. Pitzer, D. C. Hawks 1986-10-21 0353 A Orange Peninsular Range; Santa Ana Mtns. Foothills, Lomas de Santiago, c. 10 mi east of Santa Ana, in hills N and east of South Coast Gun Club on Jeffrey Road in Hicks Canyon 183 Comment
  IRVC9331  Plagiobothrys collinus var. californicus C. Leavell 1966-3-16 59 Orange El Toro Rd. near Post Office; in open field. El Toro Comment
  RSA732238  Plagiobothrys nothofulvus A. C. Sanders, Fred M. Roberts 2008-4-22 35045 Orange Lomas de Santiago, valley at south end of Loma Ridge and at head of Limestone Canyon, c. 2.5 miles SW of Silverado, above spring shown on topo map. 427 Comment
  UCR191000  Plagiobothrys nothofulvus A. C. Sanders, Fred M. Roberts 2008-4-22 35045 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, valley at south end of Loma Ridge and at head of Limestone Canyon, c. 2.5 miles SW of Silverado, above spring shown on topo map 457 Comment
  UCR220956  Plagiobothrys nothofulvus Dick Newell, Don Millar 2010-3-16 13 Orange Peninsular Range; Santa Ana Mtns. Foothills, Lomas de Santiago, above Agua Chinon at Box Canyon Rd, 2.81 miles north of Hwy 241 toll road and 2.77 miles east of 133 toll road 427 Comment
  RSA734805  Plantago erecta A. C. Sanders, Fred M. Roberts 2008-5-6 35253 Orange Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  UCR192214  Plantago erecta A. C. Sanders, Fred M. Roberts 2008-5-6 35253 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  CDA5356  Plecostachys serpyllifolia R. E. Riefner Jr. 2006-7-26 06 -319 Orange City of Irvine, along north side of Irvine Boulevard at SR 133 on-ramp. Comment
  OBI74940  Plecostachys serpyllifolia Unknown 2006-7-26 06 -319 Orange City of Irvine, N side of Irvine Blvd. at SR133 on ramp 64 Comment
  SBBG126060  Plecostachys serpyllifolia R. E. Riefner Jr. 2006-7-26 06 -319 Orange N side of Irvine Blvd at SR-133 on-ramp; City of Irvine 64 Comment
  SD218281  Plecostachys serpyllifolia R. E. Riefner Jr. 2006-7-26 06 319 Orange City of Irvine, north side of Irvine Blvd. at SR 133 on ramp. Comment
  UC2061642  Plecostachys serpyllifolia R. E. Riefner Jr. 2006-7-26 06 -319 Orange City of Irvine, N side of Irvine Blvd. at SR-133 on-ramp. Comment
  RSA785323  Pluchea sericea Dick Newell, Don Millar 2010-4-27 020 Orange Lomas de Santiago, Agua Chinon wash 1/4 mile north of Hwy 241 toll road 226 Comment
  SD237347  Pluchea sericea Dick Newell, Don Millar 2010-4-27 20 Orange Peninsular Range; Santa Ana Mtns. Foothills: Lomas de Santiago, Agua Chinon wash 1/4 mile north of Hwy 241 toll road. 226 Comment
  UCR220961  Pluchea sericea Dick Newell, Don Millar 2010-4-27 020 Orange Peninsular Range; Santa Ana Mtns. Foothills, Lomas de Santiago, Agua Chinon wash 1/4 mile north of Hwy 241 toll road 226 Comment
  UCR158163  Polygonum aviculare Adrian Wolf 1998-5-15 271 Orange South Coast, Lambert Reservoir, north of El Toro Marine Corps Air Station 134 Comment
  IRVC25048  Polypogon monspeliensis Fred M. Roberts 1986-8-21 3062 Orange Mission Viejo: English Canyon along English Creek just below Trabuco Road crossing, about 2.4km E El Toro Fire Station. southern coastal 166 Comment
  SEINET6654152  Populus balsamifera subsp. trichocarpa R. E. Riefner Jr. 2007-6-12 07 -253 Orange City of San Juan Capistrano, vicinity of Calle Arroyo/Paseo Esteban at San Juan Creek.; 0 152 Comment
  CAS-BOT-BC474727  Populus trichocarpa R. E. Riefner, Jr. 2014-11-21 14 -388 Orange City of Lake Forest, Aliso Creek, S 0.15 mi from Trabuco Rd. 145 Comment
  UCR50083  Pseudognaphalium biolettii B. G. Pitzer, D. C. Hawks 1986-10-21 347 Orange Peninsular Range; Santa Ana Mtns. Foothills, Lomas de Santiago, c. 10 mi east of Santa Ana, in hills N and east of South Coast Gun Club on Jeffrey Road in Hicks Canyon 183 Comment
  RSA788925  Pteridium aquilinum var. pubescens Fred M. Roberts 1999-5-17 5229 Orange Lomas de Santiago: Loma Ridge, Upper Round Canyon, west of Reservoir dam 482 Comment
  RSA542465  Pterostegia drymarioides Fred M. Roberts 1988-4-10 3906 Orange Lomas De Santiago: Loma Ridge, 1.0 kilometer N Bolero Lookout. 415 Comment
  IRVC24487  Quercus berberidifolia Fred M. Roberts 1986-2-28 2600 Orange Lateral to English Canyon along Vista Del Lago; 3.4km ENE El Toro Fire Station, in ravine at base of north-facing slope. Mission Viejo 236 Comment
  IRVC24544  Quercus berberidifolia Fred M. Roberts, R. L. Allen 1985-8-19 2129 Orange Mission Viejo: lateral to Engilish Canyon along Vista de Lago Drive; 3.4km ENE El Toro Fire Station. Southern Coastal 218 Comment
  IRVC24545  Quercus berberidifolia Fred M. Roberts, R. L. Allen 1985-8-19 2138 Orange Mission Viejo: lateral to Engilish Canyon along Vista de Lago Drive; 3.4km ENE El Toro Fire Station. Southern Coastal 218 Comment
  IRVC24546  Quercus berberidifolia Fred M. Roberts, R. L. Allen 1985-8-19 2130 Orange Mission Viejo: lateral to Engilish Canyon along Vista de Lago Drive; 3.4km ENE El Toro Fire Station. Southern Coastal 218 Comment
  IRVC24548  Quercus berberidifolia Fred M. Roberts, R. L. Allen 1985-8-19 2133 Orange Mission Viejo: lateral to Engilish Canyon along Vista de Lago Drive; 3.4km ENE El Toro Fire Station. Southern Coastal 218 Comment
  CAS-BOT-BC487559  Quercus ilex R. E. Riefner, Jr. 2014-11-21 14 -393 Orange City of Lake Forest, English Canyon, Aliso Creek, S of Cherry Ave., end of 2nd St., Aliso Creek Bikeway 135 Comment
  IRVC1158  Raphanus sativus D. Orr 1965-3-27 Orange Trabuco Rd. 3mi E El Toro Marine Base. El Toro Comment
  UCR44902  Rhus laurina B. G. Pitzer, L. F. LaPre 1986-10-20 0321 Orange Trabuco Road at intersection with Sand Canyon Avenue, NW of El Toro Marine Air Station 79 Comment
  UCSB12554  Rhus ovata Huot, J. 1961-3-26 Orange Laguna Canyon Road, 9 miles from Highway 101 304 Comment
  UCR223417  Ribes indecorum Dick Newell, Don Millar 2011-2-8 050 Orange Peninsular Range; Santa Ana Mtns. Foothills, Lomas de Santiago, top of Agua Chinon Canyon at head of Limestone Canyon 387 Comment
  IRVC25524  Robinia pseudoacacia Fred M. Roberts 1987-11-17 3755 Orange Serrano Creek, near Trabuco Road west of Canada Road, 2.5km NNE El Toro Fire Station, Lake Forest 146 Comment
  UCR221460  Rumex hymenosepalus Dick Newell, Don Millar 2010-4-27 29 Orange Peninsular Range; Santa Ana Mtns. Foothills, Lomas de Santiago, 100 ft. east of Agua Chinon Road at a point 6 miles due north of Hwy 241 229 Comment
  UCD92331  Rytidosperma Collector Unknown 1947-9-1 s.n. Orange Poverty Mesa near El Toro. Comment
  CDA3168  Salsola australis R. E. Riefner Jr. 2007-1-2 16 -Jul Orange City of Lake Forest, along Bake Parkway at Dimension Road. Comment
  RSA542479  Salvia apiana Fred M. Roberts 1988-5-13 3972 Orange Lomas de Santiago: Loma Ridge, Upper Limestone Canyon near spring, 2.3 km NW Bolero Lookout. 439 Comment
  CAS-BOT-BC229980  Salvia mellifera R. J. Barr 1967-5-11 67 -178 Orange Roadside east of El Toro, Santa Ana Mountains 182 Comment
  UCR192231  Sanicula arguta A. C. Sanders, Fred M. Roberts 2008-5-6 35268 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  UCR220955  Sanicula arguta Dick Newell, Don Millar 2010-3-16 012 Orange Peninsular Range; Santa Ana Mtns. Foothills, Lomas de Santiago, above Agua Chinon at Box Canyon Rd, 2.81 miles north of Hwy 241 toll road and 2.77 miles east of 133 toll road 427 Comment
  RSA751310  Sanicula crassicaulis A. C. Sanders, Fred M. Roberts 2008-5-6 35267 Orange Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  SD236165  Sanicula crassicaulis A. C. Sanders, Fred M. Roberts 2008-5-6 35267 Orange Peninsular Range; Santa Ana Mtns.: Lomas de Santiago, slope SE of road junction along ridge road, near head of Aqua Chinon Cnayon, 2.4 miles north of El Toro 470 Comment
  UCR192226  Sanicula crassicaulis A. C. Sanders, Fred M. Roberts 2008-5-6 35267 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  RSA773561  Schismus barbatus Fred M. Roberts 1999-5-14 5217 Orange Peninsular Ranges; Santa Ana Mts.: Lomas de Santiago, Loma Ridge; Upper Limestone Canyon on slopes above Bolero Spring, 2.4 km NNW Bolero Lookout 451 Comment
  UCR157695  Schoenoplectus californicus Adrian Wolf 1998-5-15 268 Orange South Coast, Lambert Reservoir, north of El Toro Marine Corps Air Station 134 Comment
  RSA542336  Scirpus microcarpus Fred M. Roberts 1988-5-13 3973 Orange Lomas de Santiago: Loma Ridge, Upper Limestone Canyon at spring, 2.5 kilometers NW Bolero Lookout. 428 Comment
  CAS-BOT-BC414243  Searsia lancea R. E. Riefner, Jr. 2014-11-21 14 -391 Orange City of Lake Forest, English Canyon, Aliso Creek, vicinity of Cherry Ave. and Fernbank Ave. 145 Comment
  RSA749849  Senecio californicus D. Bramlet, Jim Harrison 2008-4-3 4148 Orange South Bee Canyon, Bowerman landfill site. 1.2 km S of the Bee Cyn. access road, and 122 m W of the active landfill. Comment
  RSA773513  Silene antirrhina Fred M. Roberts 1999-5-3 5203 Orange Lomas de Santiago: ridge between Limestone Canyon and Santiago Canyon Wash, 0.4 km SE Silverado School, and 3.9 km Bolero Lookout 351 Comment
  UCR162779  Silene laciniata Scott D. White 1997-5-6 5041 Orange Peninsular Ranges; Santa Ana Mountains, Lomas de Santiago. Santiago Canyon area: Ridgetop road N and west of Bolero Lookout 488 Comment
  RSA602114  Silene laciniata subsp. major Scott D. White 1997-5-6 5041 Orange Santa Ana Mountains. Santiago Canyon area: Ridgetop road N and W of Bolero Lookout. 427 Comment
  RSA734803  Sisyrinchium bellum A. C. Sanders, Fred M. Roberts 2008-5-6 35250 Orange Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  UCR192074  Sisyrinchium bellum A. C. Sanders, Fred M. Roberts 2008-5-6 35250 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  UCR230228  Solanum douglasii Dick Newell, Don Millar 2011-3-15 081 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, Agua Chinon Wash 219 Comment
  UCR44897  Solanum nigrum B. G. Pitzer, L. F. LaPre 1986-10-20 317 Orange City of Irvine, Drainage channel near intersection of Irvine Blvd. and Sand Canyon Avenue. 91 Comment
  RSA753970  Solidago californica A. C. Sanders, Fred M. Roberts 2008-7-16 35853 Orange Lomas de Santiago, upper Hangmans Tree Canyon 395 Comment
  UCR193846  Solidago californica A. C. Sanders, Fred M. Roberts 2008-7-16 35853 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, upper Hangmans Tree Canyon 395 Comment
  SEINET998621  Sorghum bicolor R. E. Riefner Jr. 2005-1 05 -710 Orange South Coast: Irvine, Irvine Blvd. at The Groves RD. (Tustin 7.5' Q) 84 Comment
  UCR181151  Sorghum bicolor R. E. Riefner Jr. 2005-10-5 05- 710 Orange South Coast, Irvine, Irvine Blvd. at The Groves Rd. 84 Comment
  UCD33016  Sorghum halepense Beecher Crampton 1965-10-27 7582 Orange 2 miles E of Irvine, Irvine Blvd. 1 mile N of South Coast F.S. Comment
  UCR157693  Spergularia Adrian Wolf 1998-5-15 277 Orange South Coast, Lambert Reservoir, north of El Toro Marine Corps Air Station 134 Comment
  UCR192090  Stipa lepida A. C. Sanders, Fred M. Roberts 2008-5-6 35264 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  RSA651050  Trichostema lanatum Edward Kai 1970-4-30 s.n. Orange El Toro Marine Base - open waste [field] - Below 2000' 610 Comment
  UCR192212  Trifolium ciliolatum A. C. Sanders, Fred M. Roberts 2008-5-6 35256 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  RSA734801  Trifolium gracilentum A. C. Sanders, Fred M. Roberts 2008-5-6 35248 Orange Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  UCR192072  Trifolium gracilentum A. C. Sanders, Fred M. Roberts 2008-5-6 35248 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  RSA747613  Trifolium hirtum Fred M. Roberts 2000-4-27 5303 Orange Lomas de Santiago: Lomas Ridge, Agua Chinon Wash, 1.5 km S Bolero Spr. and 2.1 km WSW Bolero Lookout. 281 Comment
  UCR190961  Trifolium hirtum A. C. Sanders, Fred M. Roberts 2008-4-22 35046 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, valley at south end of Loma Ridge and at head of Limestone Canyon, c. 2.5 miles SW of Silverado, above spring shown on topo map 457 Comment
  RSA734802  Trifolium willdenovii A. C. Sanders, Fred M. Roberts 2008-5-6 35249 Orange Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  UCR192073  Trifolium willdenovii A. C. Sanders, Fred M. Roberts 2008-5-6 35249 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  RSA773517  Triodanis biflora Fred M. Roberts 1999-5-3 5207 Orange Lomas de Santiago: ridge between Limestone Canyon and Santiago Canyon Wash, 0.4 km SE Silverado School, and 3.9 km Bolero Lookout 351 Comment
  UCR157697  Veronica peregrina Adrian Wolf 1998-5-15 275 Orange South Coast, Lambert Reservoir, north of El Toro Marine Corps Air Station 134 Comment
  RSA0125891  Vinca major Fred M. Roberts Jr. 2012-5-9 7556 Orange Lake Forest: along Serrano Creek, 1.0 km SSW intersection of Commerce Centre and Dimension Drives. 171 Comment
  UCR239643  Vinca major Fred M. Roberts 2012-5-9 7556 Orange Santa Ana Mountains, Lake Forest, along Serrano Creek hiking trail, 1.0 m south-southwest of intersection of Commercentre and Dimension Drives 171 Comment
  RSA758012  Vulpia microstachys D. E. Bramlet, Jim Harrison 2008-4-3 4157 B Orange South Bee Cyn. Bowerman landfill site, 1.2km south of Bee Cyn access road, & 122n west of the active landfill. Comment
  RSA751309  Vulpia microstachys var. microstachys A. C. Sanders, Fred M. Roberts 2008-5-6 35259 Orange Lomas de Santiago, slope SE of road junction along ridge road, near head of Agua Chinon Canyon, 2.4 miles north of El Toro 470 Comment
  RSA749846  Vulpia myuros D. E. Bramlet, Weena Sangkatavat 2008-3-27 4128 Orange Bee Canyon, Bowerman landfill site. 528 m S of the Bee Canyon access road and 440 m W of the active landfill. Comment
  RSA548872  Vulpia myuros var. hirsuta Fred M. Roberts 1988-4-10 3910 Orange Lomas De Santiago: Loma Ridge, 1.0 kilometer N Bolero Lookout., UTM 37 31 1000m N, 4 39 600m E. 415 Comment
  RSA548868  Vulpia octoflora Fred M. Roberts 1988-4-10 3911 Orange Lomas De Santiago: Loma Ridge, 1.0 kilometer N Bolero Lookout., UTM 37 31 1000m N, 4 39 600m E. 415 Comment
  RSA548871  Vulpia octoflora Fred M. Roberts 1988-4-10 3912 Orange Lomas De Santiago: Loma Ridge, 1.0 kilometer N Bolero Lookout., UTM 37 31 1000m N, 4 39 600m E. 415 Comment
  RSA749842  Vulpia octoflora D. E. Bramlet 2008-3-26 4119 Los Angeles Bee Canyon. Bowerman landfill site. 202 m S of the Bee Cyn. access road, 151 m W of the landfill entrance. Comment
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Nov 2 2018
  RSA773499  Vulpia octoflora Fred M. Roberts 1999-5-14 5219 Orange Peninsular Ranges; Santa Ana Mts.: Lomas de Santiago, Loma Ridge; Upper Limestone Canyon on slopes above Bolero Spring, 2.4 km NNW Bolero Lookout 451 Comment
  UCR46562  Xanthium spinosum B. G. Pitzer, D. C. Hawks 1986-10-21 0343 Orange Peninsular Ranges; Santa Ana Mountains, Lomas de Santiago, c. 10 mi east of Santa Ana along Jeffrey Rd. in Hicks Canyon, c. 1.0 mi north of South Coast Gun Club 183 Comment
  UCR46572  Xanthium strumarium B. G. Pitzer, D. C. Hawks 1986-10-21 0353 Orange Peninsular Range; Santa Ana Mtns. Foothills, Lomas de Santiago, c. 10 mi east of Santa Ana, in hills N and east of South Coast Gun Club on Jeffrey Road in Hicks Canyon 183 Comment
  SEINET876421  Yucca whipplei R. J. Barr 1967-1 67 -193 Orange Santa Ana Mountain 259 Comment



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