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Specimen ID
Determination *
Collector
Collection Date
Collection Number
County
Locality
Elevation in meters
Feedback
RSA0089536
Euphorbia
D. E. Bramlet
2009-11-20
4425
Orange
South Coast: San Diego Creek between Irvine and Newport Back Bay.
4
Comment
UCR193611
Euphorbia
A. C. Sanders, Fred M. Roberts
2008-5-6
35213
Orange
Peninsular Range; Santa Ana Mtns., Lomas de Santiago, lower Hicks Canyon near Irvine Ranch gate and road junction to cement plant
180
Comment
UCR86018
Euphorbia
Scott D. White
1992-11-24
974
Orange
Vicintiy of Brea, immediately north of Carbon Canyon Road & east of Placentia Ave. 1 mi (airline) S/SE of Tonner Canyon.
183
Comment
SD211599
Euphorbia
Louis C. Wheeler
1946-8-8
6225
Orange
Imperial Highway 1/4 mile West of Caroline Avenue, 2 miles East-Southeast of Brea
Comment
IRVC20502
Euphorbia albomarginata
Fred M. Roberts
1983-9-29
1138
Orange
San Joaquin Freshwater Marsh, 1.9km NNW UCI campus center, Irvine
2
Comment
IRVC25150
Euphorbia albomarginata
Fred M. Roberts
1986-9-3
3134
Orange
adjacent to Anaheim, between Yorba Linda Regional Park and Imperial Hwy, Santa Ana River
88
Comment
RSA697585
Euphorbia albomarginata
Kenneth Beard
s.n.
Orange
Wasteland E. of Placentia.
Comment
RSA697586
Euphorbia albomarginata
J. R. Bruff
s.n.
Orange
Roadside-Near Orange Co. Park.
Comment
RSA704429
Euphorbia albomarginata
Fred M. Roberts, David E. Bramlet
2004-7-30
6086
Orange
Rancho Mission Viejo: Donna O'Neill Land Conservancy, Cristianitos Cyn. along Cristianitos Ck., 1.1 km SSW Gato Gate and 0.32km W Cristianitos Road.
73
Comment
RSA708445
Euphorbia albomarginata
Mark Elvin
2004-5-2
3248
Orange
Southern Coastal, Irvine: San Joaquin Freshwater Marsh, near Campus and University Drs., 1.7 km (air) NNW of UC Irvine Campus center.
3
Comment
RSA788900
Euphorbia albomarginata
Fred M. Roberts
2008-6-12
7040
Orange
Lomas de Santiago: Loma Ridge, Shoestring Canyon, Shoestring Road near jct. with Santiago Cyn. Rd.
251
Comment
SD220055
Euphorbia albomarginata
Mark A. Elvin
2004-5-2
3428
Orange
Irvine: San Joaquin Freshwater Marsh, near Campus and University Drs., 1.7 km (air) NNW UC Irvine campus center.
3
Comment
UCD142560
Euphorbia albomarginata
Ira L. Wiggins
1965-11-5
20323
Orange
Near corner of Downling St. and Crowther Ave.; 1/2 mi. S of Placentia.
Comment
IRVC24273
Euphorbia albomarginata
Fred M. Roberts, G. A. Marsh
1985-10-26
2527
Orange
Santa Ana River: adjacent to Huntington Beach; 0.7km SSW Adams Street bridge. southern coastal
4
Comment
IRVC15144
Euphorbia crenulata
A. S. Boughey
1968-7-9
391
Orange
Santa Ana mtns: upper Santiago Canyon. Peninsular Ranges
Comment
POM346910
Euphorbia crenulata
Marcus E. Jones
1926-3-13
s.n
Orange
Santa Ana Canyon.
Comment
POM8655
Euphorbia crenulata
P. A. Munz
1920-4-23
3728
Orange
Santa Ana Mountains, Silverado Canon.
549
Comment
RSA2077
Euphorbia crenulata
C. B. Wolf
1931-3-6
1852
Orange
Trabuco Canyon, 1.5 mile below Trabuco Camp Grounds, west slope of Santa Ana Mountains.
610
Comment
RSA220976
Euphorbia crenulata
E. W. Lathrop
1966-4-6
6143
Orange
5 miles east of Trabuco Oaks, Trabuco Canyon, Cleveland National Forest.
396
Comment
UCR26989
Euphorbia crenulata
E. W. Lathrop
1966-4-6
6143
Orange
Cleveland National Forest, Trabuco Oaks, Trabuco Canyon
396
Comment
POM9049
Euphorbia crenulata
P. A. Munz
1920-4-25
3729
Orange
Santa Ana Mountains, Silverado Canyon.
549
Comment
RSA432464
Euphorbia crenulata
Gale Sphon
1955-3-13
s.n
Orange
Silvarado canyon
Comment
RSA787624
Euphorbia dictyosperma
Keith E. Hoffmaster
1935-5-5
625
Orange
San Juan Canyon., Santa Ana Mts.
Comment
RSA542541
Euphorbia lathyris
Fred M. Roberts, William L. Smith
1988-7-30
4126
Orange
San Juan Capistrano: Horno creek, Marbella country club, just east of Rancho Viejo road.. 0.8 km NE Mission San Juan Capistrano.
43
Comment
UCR218461
Euphorbia loricata
Robert DeRuff
2008-1
571
Orange
South Coast, Upper Newport Bay, north Eastbluff area, bluff c. 200 m from Eastbluff Drive
12
Comment
CLARK-A1528-5001
Euphorbia maculata
John C. Roos
1937-5-21
2066
Orange
Orange
Comment
IRVC25153
Euphorbia maculata
Fred M. Roberts
1986-9-3
3133
Orange
adjacent to Anaheim, between Yorba Linda Regional Park and Imperial Hwy, Santa Ana River
88
Comment
UCR186135
Euphorbia maculata
T. B. Salvato, Katie Kurtz
2006-10-15
1917
Orange
South Coast, Irvine, San Diego Creek flood control channel, near Michelson Drive and Harvard Avenue
6
Comment
UCR192726
Euphorbia maculata
A. C. Sanders, Fred M. Roberts
2008-5-6
35212
Orange
Peninsular Range; Santa Ana Mtns., Lomas de Santiago, lower Hicks Canyon near Irvine Ranch gate and road junction to cement plant
180
Comment
RSA697587
Euphorbia maculata
J. Vlahos
1933-10-15
s.n.
Orange
Parking along BentonWay. Santa Ana.
Comment
CAS-BOT-BC202544
Euphorbia misella
A. J. Perkins
1917-3-1
s.n.
Orange
Laguna Beach
Comment
CAS-BOT-BC202545
Euphorbia misella
Joseph Andorfer Ewan
1932-7-28
7708
Orange
Corona del Mar
Comment Read comments Oct 29 2020
CAS-BOT-BC202546
Euphorbia misella
Grady L. Webster
1966-12-11
7479
Orange
At Dana Point
Comment Read comments Oct 29 2020
CAS-BOT-BC413812
Euphorbia misera
R. E. Riefner, Jr.
2013-11-15
13 -340
Orange
City of Newport Beach, Inspiration Point, vicinity of Orchard St. and Ocean Blvd., NW of Little Corona Beach
7
Comment
CAS-BOT-BC539351
Euphorbia misera
R. E. Riefner, Jr.
2012-12-5
12 -587
Orange
City of Dana Point, Dana Point Harbor, Dana Harbor Dr near Cove Rd.
8
Comment
CLARK-A1528-2702
Euphorbia misera
John C. Roos
1937-9-1
2548
Orange
South Laguna
Comment
LA204852
Euphorbia misera
Dave Dunn;
1932-7-28
7708
Orange
Corona del Mar
Comment
LA204855
Euphorbia misera
B. R. Lower;
1954-4-26
sn
Orange
Dana Point
Comment
OBI82199
Euphorbia misera
Unknown
2012-10-16
12 -518
Orange
City of Dana Point, Dana Point Harbor, 'Bluff Top Trail' located near Camino Capistrano and Violet Latern Streets.
35
Comment
POM11888
Euphorbia misera
P. A. Munz
s.n.
Orange
Three Arches; Laguna Beach
Comment
POM186306
Euphorbia misera
Joseph A. Ewan
1932-7-28
7708
Orange
Corona Del Mar
Comment
POM201836
Euphorbia misera
L. M. Booth
1932-7-23
1300
Orange
Corona del Mar, Newport Beach.
Comment
POM201865
Euphorbia misera
L. M. Booth
1932-7-23
1300
Orange
Corona del Mar, Newport Beach.
Comment
RSA0029993
Euphorbia misera
R. E. Riefner Jr.
2013-1-16
13 -16
Orange
City of Newport Beach, vicinity of Poppy Ave. and Ocean Blvd., coastal bluff at Little Corona Beach.
3
Comment
RSA0038515
Euphorbia misera
R. E. Riefner Jr.
2012-10-16
12 -518
Orange
city of Dana Point, Dana Point Harbor, 'Bluff Top Trail' located near Camino Capistrano and Violet Lantern Streets
35
Comment
RSA0073646
Euphorbia misera
Fred M. Roberts
2010-3-12
7175
Orange
Southeast Coast: DANA POINT HEADLANDS: Harbor Point Park, South of Green Lantern and west of Dana Point Harbor, c.a. 150 meters SE Interpretive Center.
50
Comment
RSA0106893
Euphorbia misera
R. E. Riefner Jr.
2012-12-5
12 -587
Orange
City of Dana Point, Dana Point Harbor, Dana Harbor Drive, near Cove Road.
8
Comment
RSA173967
Euphorbia misera
Percy C. Everett
1963-9-25
33210
Orange
Dana Point
61
Comment
RSA305657
Euphorbia misera
B. Busenberg
1979-11-14
1925
Orange
North of Marina parking lot, Dana Point
Comment
RSA311745
Euphorbia misera
G. L. Webster
1966-12-11
4779
Orange
S- facing slopes at top of bluffs, Dana Point
Comment
RSA432
Euphorbia misera
J. T. Howell
1928-6-24
992
Orange
Between Laguna and Capistrano Beaches
Comment
RSA432423
Euphorbia misera
Albert J. Perkins
1917-3-10
s.n.
Orange
Aliso Canyon
Comment
RSA450847
Euphorbia misera
Fred M. Roberts
1983-3-10
885
Orange
Dana point Headlands; south of Scenic Dr. 0.3 km W Dana Point Harbor; 0.8km S Richard Henry Dana School.
60
Comment
RSA518463
Euphorbia misera
Gary D. Wallace
1966-4-30
522
Orange
West of Dana Point.
Comment
RSA5354
Euphorbia misera
B. D. Stark
1932-12-9
4425
Orange
Dana Point
Comment
RSA70613
Euphorbia misera
F. W. Peirson
1919-11-8
2041
Orange
South of Arch Beach, near Laguna Beach
Comment
RSA719422
Euphorbia misera
Fred M. Roberts, Lee Ann Caranza
2006-10-25
6455
Orange
Dana Point Headlands south of Margarite Drive, 0.6km W Marine Institute and 1km SW Cook Sch.
58
Comment
SBBG127562
Euphorbia misera
T. B. Salvato
2010-9-27
5106
Orange
Dana Point Headlands, Harbor Point Park, S of Scenic Dr and Cove Rd, beyond the end of Green Lantern St, overlooking Dana Point Harbor
52
Comment
SD109124
Euphorbia misera
Grady L. Webster
1966-12-11
7479
Orange
Dana Point ocean bluffs on south-facing precipitous slopes at the tops of the bluffs
Comment
SD126574
Euphorbia misera
Virginia S. Moran, Karen L. Miner
1989-1-29
Orange
city of Newport Beach, Corona de Mar State Beach, Little Corona, ca. 1000 meters east of Poppy Ave., on SSW-facing sandy ocean bluff
24
Comment
SD126575
Euphorbia misera
Virginia S. Moran, Karen L. Miner
1989-1-29
Orange
city of Newport Beach, Corona del Mar State Beach, Inspiration Point, on SSW-facing sandy ocean bluff
29
Comment
SD211597
Euphorbia misera
R. E. Riefner Jr.
2008-3-24
08 62
Orange
City of Dana Point, Dana Point Harbor, along Dana Point Harbor Drive at Island Way. USGS 7.5' Quad: West Basin, Dana Point
11
Comment
SD237416
Euphorbia misera
T. B. Salvato
2010-9-27
5106
Orange
South Coast: Dana Point Headlands, Harbor Point Park, south of Scenic Dr. and Cove Re., beyond the end of Green Lantern St., overlooking Dana Point Harbor.
52
Comment
SD248410
Euphorbia misera
R. E. Riefner Jr.
2013-1-16
13 16
Orange
City of Newort Beach, vicinity of Poppy Ave., and Ocean Blvd., coastal bluff at Little Corona Beach.
3
Comment
SD260945
Euphorbia misera
R. E. Jr. Riefner
2012-12-5
12 587
Orange
City of Dana Point, Dana Point Harbor, Dana Harbor Drive near Cove Road.
9
Comment
SEINET7249217
Euphorbia misera
R. E. Riefner Jr.
2012-1
12 -518
Orange
City of Dana Point, Dana Point Harbor, 'Bluff Top Trail' located near Camino Capistrano and Violet Latern Streets.
35
Comment
UCD142438
Euphorbia misera
C. W. Tilforth; B. Busenberg
1979-11-14
1925
Orange
Dana Point; north of Marina parking lot.
Comment
UCD170387
Euphorbia misera
R. E. Riefner Jr.
2012-12-5
12- 587
Orange
City of Dana Point, Dana Point Harbor, Dana Harbor Drive near Cove Road.
8
Comment
UCD170887
Euphorbia misera
R. E. Riefner Jr.
2013-1-16
13 -16
Orange
South Coast, city of Newport Beach, vicinity of Poppy Ave. and Ocean Blvd., coastal bluff at Little Corona Beach.
3
Comment
UCD54364
Euphorbia misera
Grady L. Webster
1966-12-11
7479
Orange
ocean bluffs at Dana Point.
Comment
UCR130485
Euphorbia misera
R. E. Riefner Jr.
1999-8-21
99- 361
Orange
South Coast, Laguna Beach, west of Pacific Coast Hwy., vicinity of Aliso Creek Park and south to West Drive
15
Comment
UCR198091
Euphorbia misera
G. L. Webster
1966-12-11
7479
Orange
South Coast, Dana Point
Comment
UCR222625
Euphorbia misera
T. B. Salvato
2010-10-27
5106
Orange
South Coast, Dana Point Headlands, Harbor Point Park, south of Scenic Dr. and Cove Rd., beyond the end of Green Lantern St., overlooking Dana Point Harbor
70
Comment
UCR240164
Euphorbia misera
R. E. Riefner Jr.
2012-12-5
12- 587
Orange
South Coast, city of Dana Point, Dana Point Harbor, Dana Harbor Drive near Cove Road
9
Comment
UCR240174
Euphorbia misera
R. E. Riefner Jr.
2012-10-16
12- 518
Orange
South Coast, city of Dana Point, Dana Point Harbor, 'Bluff Top Trail' located near Camino Capistrano and Violet Lantern Streets
35
Comment
UCR246484
Euphorbia misera
R. E. Riefner Jr.
2013-1-16
13- 516
Orange
South Coast, city of Newport Beach, vicinity of Poppy Ave. and Ocean Blvd., coastal bluff at Little Corona Beach
6
Comment
UCR267185
Euphorbia misera
Fred M. Roberts
2010-3-12
7175
Orange
Southeast Coast, DANA POINT HEADLANDS: Harbor Point Park, South of Green Lantern and west of Dana Point Harbor, c. 150 meters SE Interpretive Center
50
Comment
UCR55556
Euphorbia misera
G. L. Webster
1966-12-11
7479
Orange
South Coast, Dana Point
Comment
UCR9253
Euphorbia misera
D. H. Wilken, Tim LeBlanc
1966-1-7
622
Orange
Dana Point, north of San Juan Capistrano
15
Comment
UCSB52452
Euphorbia misera
Roberts, Fred
1983-3-10
Orange
Dana Point Headlands: south of Scenic Dr., 0.3 km. W Dana Point Harbor; 0.8 km. S Richard Henry Dana School
60
Comment
RSA731531
Euphorbia misera
R. E. Riefner
2008-3-24
08 -62
Orange
City of Dana Point, Dana Point Harbor, along Dana Point Harbor Dr. at Island Way.
12
Comment
SBBG128746
Euphorbia misera
R. E. Riefner Jr.
2012-10-16
12 -518
Orange
City of Dana Point, Dana Point Harbor, 'Bluff Top Trail' located near Camino Capistrano and Violet Lantern Sts
35
Comment
SEINET12142807
Euphorbia misera
C. W. Tilforth, Busenberg, B.
1979-1
1925
Orange
Bluffs N of Marina parking lot, Dana Point, Orange County, California
Comment
UCR247411
Euphorbia nutans
Roger E. Reinke
2013-11-3
s.n.
Orange
Santa Ana, 12782 Bubbling Well Rd.
41
Comment
IRVC1308
Euphorbia peplus
E. P. Cowper
1965-3-1
Orange
[Newport] Back Bay. Newport Beach
Comment
IRVC9192
Euphorbia peplus
B. Gittins
1963-3-22
63
Orange
Orange Coast College Campus. Costa Mesa
Comment
JEPS52403
Euphorbia peplus
Lawrence M. Booth
1932-7-23
1303
Orange
Corona del Mar
Comment
POM201861
Euphorbia peplus
L. M. Booth
1932-7-23
1303
Orange
Corona del Mar, Newport Beach.
Comment
RSA599182
Euphorbia peplus
Scott D. White
1997-3-28
4849
Orange
Above Modjeska Canyon, proposed water tank site.
425
Comment
RSA716774
Euphorbia peplus
Fred M. Roberts, Michelle Balk, Robert Allen, Chris Barnhill
2004-6-19
6065
Orange
Santa Ana Mtns: Holy Jim Cyn.: Holy Jim Trail, 3.5km SE summit of Santiago Peak.
610
Comment
RSA731929
Euphorbia peplus
Fred M. Roberts, Sandy Leatherman
2007-11-27
6681
Orange
Yorba Linda: drainage channel on east side of Amberdale Dr. ca. 0.3 km S Fairmont Blvd.
118
Comment
RSA734741
Euphorbia peplus
L. C. Wheeler
1946-3-6
6173
Orange
Newport Bay. Mainland north of east end of Balboa Island.
3
Comment
RSA734983
Euphorbia peplus
A. C. Sanders, T. B. Salvato
2008-5-13
35371
Orange
Lomas de Santiago, Santiago Canyon above (S of) mouth of Hangman Tree Canyon, just below Modjeska Canyon confluence
366
Comment
RSA752715
Euphorbia peplus
Fred M. Roberts, Sandy Leatherman, Jennifer Pareti
2009-4-14
7151
Orange
Dana Point Headlands: Dana Strand Beach and slopes above beach, 0.8 km WNW Marine Institute at Dana Point Harbor. CNLM Dana Point Preserve.
3
Comment
RSA797403
Euphorbia peplus
Keith E. Hoffmaster
1928-5-3
s.n.
Orange
Santa Ana.
Comment
SD152866
Euphorbia peplus
Steve Boyd, Tim Ross
1992-5-19
7439
Orange
Southern Santa Ana Mountains, San Mateo Canyon Wilderness area. Western edge of wilderness in Lucas Canyon from crossing of creek by Lucas Canyon Trail, downstreem to confluence with Aliso Canyon (mak 1/06)
270
Comment
SD181550
Euphorbia peplus
Louis C. Wheeler
1946-3-6
6173
Orange
Newport Bay; mainland north of east end of Balboa Island.
3
Comment
SEINET3089588
Euphorbia peplus
J. Harry Lehr
1974-5-26
1245
Orange
Corner State College Blvd. & Balsam St.
30
Comment
UCR102036
Euphorbia peplus
B. G. Pitzer
1997-3-25
3019
Orange
San Joaquin Hills, Crystal Cove State Park, Pelican Point Area, grassland between Pacific Coast Hwy and the bike trail
30
Comment
UCR103162
Euphorbia peplus
Scott D. White
1997-3-28
4849
Orange
Santa Ana Mountains, Above Modjeska Canyon, proposed water tank site.
488
Comment
UCR103788
Euphorbia peplus
Scott D. White
1997-2-19
4693
Orange
Santa Ana Mtns, above Modjeska Canyon; proposed water tank site
488
Comment
UCR193325
Euphorbia peplus
A. C. Sanders, T. B. Salvato
2008-5-13
35371
Orange
Peninsular Range; Santa Ana Mtns., Lomas de Santiago, Santiago Canyon above (S of) mouth of Hangman Tree Canyon, just below Modjeska Canyon confluence
366
Comment
RSA184196
Euphorbia peplus
I. L. Wiggins
1966-2-5
s.n
Orange
Fairgrounds, Costa Mesa.
Comment
RSA562743
Euphorbia peplus
Steve Boyd, T. S. Ross
1992-5-19
7439
Orange
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Western edge of the wilderness in Lucas Canyon from crossing the creek by Lucas Canyon Trail, downstream to confluence with Aliso Canyon.
274
Comment
RSA697594
Euphorbia peplus
James Snow
1929-3-28
s.n.
Orange
SantaAna Gardens
Comment
SFV16198
Euphorbia peplus
R. K. Stachelek, B. Anderson
1995-3-23
48
Orange
Newport Beach, Upper Newport Bay. Freshwater marsh adjacent to Jamboree Road.
Comment
UCD142463
Euphorbia peplus
Ronni Stachelek; Bob Anderson
1995-3-23
48
Orange
Newport Beach; Upper Newport Bay. Adjacent to Jamboree Rd.
Comment
UCD142472
Euphorbia peplus
R. Townsend
1939-12-28
152
Orange
Yorba Linda.
Comment
UCSB56679
Euphorbia peplus
Roberts, Jr., Fred
1984-2-4
Orange
South Laguna; Aliso Canyon near mouth, 0.7 km. WNW Aliso Peak
15
Comment
RSA680738
Euphorbia polycarpa
Scott D. White
2003-3-21
8818
Orange
Santa Ana Mountain Foothills: Rancho Mission Viejo. East-facing slopes above an unnamed tributary to San Juan Creek.
122
Comment
RSA697596
Euphorbia polycarpa
Minor Warne
1934-5-19
s.n.
Orange
Trabuco.
Comment
RSA697597
Euphorbia polycarpa
Anonymous
s.n.
Orange
Orange County park
Comment
RSA708284
Euphorbia polycarpa
Scott D. White, Jennifer H. Jones
2005-3-31
10857
Orange
South Coast: City of Laguna Beach. 549 Nyes Place. Proposed home site on ca. 0.5 acre.
91
Comment
RSA732073
Euphorbia polycarpa
A. C. Sanders, Fred M. Roberts
2008-3-25
34560
Orange
Peninsular Range; Santa Ana Mtns.: Weir Canyon, 4 miles ENE of Villa Park at SE edge of Anaheim Hills.
259
Comment
RSA734349
Euphorbia polycarpa
A. C. Sanders, Linda Farley, Fred M. Roberts, D. E. Bramlet
2008-4-1
34642
Orange
Lomas de Santiago, upper Hicks Canyon, along haul road c. 1.75 mi. NE of Rattlesnake Reservoir
396
Comment
RSA734598
Euphorbia polycarpa
A. C. Sanders, Fred M. Roberts
2008-5-6
35228
Orange
Lomas de Santiago, lower Hicks Canyon, just above tollway (Hwy 241) crossing on Irvine Haul Rd., near debris basin.
216
Comment
UCD142717
Euphorbia polycarpa
C. L. Hitchcock
1966-3-15
24140
Orange
Stearns Lease, 1.5 miles east of Brea.
Comment
UCR100218
Euphorbia polycarpa
Scott D. White
1996-12-20
4628
Orange
Santa Ana Mountains, above Modjeska Canyon; proposed water tank site
488
Comment
UCR191355
Euphorbia polycarpa
A. C. Sanders, Linda Farley, Fred M. Roberts, D. E. Bramlet
2008-4-1
34642
Orange
Peninsular Range; Santa Ana Mtns., Lomas de Santiago, upper Hicks Canyon, along haul road c. 1.75 mi. NE of Rattlesnake Reservoir
330
Comment
UCR192492
Euphorbia polycarpa
A. C. Sanders, Fred M. Roberts
2008-3-25
34560
Orange
Peninsular Range; Santa Ana Mtns., Weir Canyon, 4 miles ENE of Villa Park at SE edge of Anaheim Hills
259
Comment
UCR192734
Euphorbia polycarpa
A. C. Sanders, Fred M. Roberts
2008-5-6
35228
Orange
Peninsular Range; Santa Ana Mtns., Lomas de Santiago, lower Hicks Canyon, just above tollway (Hwy 241) crossing on Irvine Haul Rd., near debris basin
216
Comment
UCR193788B
Euphorbia polycarpa
A. C. Sanders, Fred M. Roberts
2008-7-3
35692
Orange
Peninsular Range; Santa Ana Mtns., Weir Canyon, along Windy Ridge Rd. at hairpin turn/road junction below huge sandstone boulder (visible on Google Earth), 1.2 mi. SE of Walnut Canyon Reservoir
285
Comment
UCR274180
Euphorbia polycarpa
Dick Newell, Don Millar
2015-10-13
410
Orange
Peninsular Range; Santa Ana Mtns., Limestone Canyon on Limestone Ridge, 0.14 mile south of Cactus Canyon Road
427
Comment
UCR52297
Euphorbia polycarpa
B. G. Pitzer, D. C. Hawks
1986-12-17
0381
Orange
Peninsular Range; Santa Ana Mtns. Foothills, Lomas de Santiago, on Santiago Cyn Rd., c. 1.0 mi SW of [Irvine Lake] Santiago Reservoir
305
Comment
RSA797434
Euphorbia polycarpa
Keith E. Hoffmaster
1927-3-13
s.n.
Orange
Laguna Canyon, Santa Ana Mountains.
Comment
SD255146
Euphorbia polycarpa
R. F. Thorne, E. W. Lathrop, G. Marshs
1977-5-4
49784
Orange
Santa Ana Mountains: Trabuco Canyon.
Comment
SEINET12142111
Euphorbia polycarpa
J. F. Bright, Wyman, C.
1933-1
8091
Orange
In Santa Ana Foothills
Comment
RSA0104833
Euphorbia polycarpa var. polycarpa
A. S. Boughey
140
Orange
Santa Ana Mountains: Ortega Hwy., ca 1 mi east of San Juan Guard Sta.
Comment
RSA0126620
Euphorbia polycarpa var. polycarpa
Fred M. Roberts
2012-4-24
7514
Orange
San Joaquin Hills: Buck Gully, W of intersection of Ridge Park Road and Newport Coast Drive, 1.5 km W Signal Peak.
179
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
UCR239630
Euphorbia polycarpa var. polycarpa
Fred M. Roberts
2012-4-24
7514
Orange
San Joaquin Hills, Buck Gully, west of intersection of Ridge Park Road and Newport Coast Drive, 1.5 km west of Signal Peak
179
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
RSA0104828
Euphorbia polycarpa var. polycarpa
A. S. Boughey
1968-4-23
211
Orange
Santa Ana Mountains: Black Star Canyon; 1/2 mi. below Hidden Ranch.
Comment
RSA0104829
Euphorbia polycarpa var. polycarpa
E. P. Cowper
1965-4-6
s.n.
Orange
Ortega Highway toward San Juan Capistrano.
Comment
RSA0104830
Euphorbia polycarpa var. polycarpa
Mike McCartin
1965-4-4
s.n.
Orange
Silverado Canyon.
Comment
RSA0104831
Euphorbia polycarpa var. polycarpa
C. Thompson
1965-2-20
s.n.
Orange
Cameo Shores, Corona Del Mar.
Comment
IRVC27724
Euphorbia serpens
Mark A. Elvin
2004-5-2
3428
Orange
Irvine: San Joaquin Freshwater Marsh, near Campus and University Drs., 1.7km (air) NNW UC Irvine campus center. Southern Coastal
3
Comment
RSA0018988
Euphorbia serpens
Oscar F. Clarke
2004-8-23
s.n.
Orange
Santa Ana River Valley: Yorba Linda, Yorba Regional Park, Santa Ana River bank near intersection of E. La Palma Ave. and Fairmont Blvd.
91
Comment
RSA0020540
Euphorbia serpens
Fred M. Roberts
2007-8-6
6559
Orange
San Joaquin Hills: Laguna Beach, Laguna Cyn. on east side of Laguna Cyn. Rd. adj. to dog park, 1.2 km S (air) from El Toro Road and 1.8 km WSW Moulton Survey Mk.
52
Comment
UCD170890
Euphorbia serpens
O. F. Clarke
2004-8-23
s.n.
Orange
Santa Ana River Valley, Yorba Linda, Yorba Regional Park, Santa Ana River bank near intersection of E. La Palma Ave. and Fairmont Blvd.
91
Comment
UCR154276
Euphorbia serpens
Mark A. Elvin
2004-5-2
3428
Orange
Southern Coastal, Irvine: San Joaquin Freshwater Marsh, near Campus and University Drives; 1.7 km (air) NNW UC Irvine campus center
3
Comment
UCR239866
Euphorbia serpens
O. F. Clarke
2004-8-23
s.n.
Orange
Santa Ana River Valley, Yorba Linda, Yorba Regional Park, Santa Ana River bank near intersection of E. La Palma Ave. and Fairmont Blvd.
91
Comment
UCR239867
Euphorbia serpens
O. F. Clarke
2004-4-5
s.n.
Orange
South Coast, Least Tern Reserve, just north of the mouth of the Santa Ana River, Huntington Beach
4
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
SD181549
Euphorbia serpens
Louis C. Wheeler
1946-8-8
6225
Orange
Imperial Highway 0.25 mile west of Caroline Ave., 2.0 miles eastsoutheast of Brea.
Comment
RSA797436
Euphorbia serpillifolia
Keith E. Hoffmaster
1933-6-19
s.n.
Orange
Santa Ana.
Comment
UCD142814
Euphorbia serpillifolia
P. B. Kennedy
1925-7-27
s.n.
Orange
Santa Ana.
Comment
CDA1084
Euphorbia serpillifolia subsp. hirtula
D. G. Kelch
2006-12-9
6 .534
Orange
Along Newport Back Bay Dr. in side canyon.
Comment
UCR102037
Euphorbia serpillifolia subsp. hirtula
B. G. Pitzer
1997-3-25
3028
Orange
San Joaquin Hills, Crystal Cove State Park, Pelican Point Area, grassland between Pacific Coast Hwy and the bike trail
30
Comment
UCR210359
Euphorbia serpillifolia subsp. hirtula
T. B. Salvato, Billy Deane
2006-10-16
1930
Orange
South Coast, Irvine, San Diego Creek flood control channel, between Michelson Drive and the 405 FWY
12
Comment
IRVC17085
Euphorbia serpyllifolia var. hirtula
A. B. McGee
1980-9-9
Orange
San Diego Creek Channel, adjacent to San Joaquin Freshwater Marsh. Irvine
Comment
IRVC23251
Euphorbia serpyllifolia var. hirtula
K. Kirtland
1987-8-25
Orange
Santa Fe Channel along Edinger Ave.; disturbed flood channel with flowing water, sandy soil. Tustin
Comment
JEPS52425
Euphorbia spathulata
Alice King
Apr 1908
Orange
Santa Ana Mts.
Comment
RSA431
Euphorbia spathulata
J. T. Howell
1928-4-15
923
Orange
Botany Garden, Rancho Santa Ana.
152
Comment
RSA70544
Euphorbia spathulata
F. W. Peirson
1922-5-18
3060
Orange
Santa Ana River.
122
Comment
RSA732155
Euphorbia spathulata
A. C. Sanders, Fred M. Roberts
2008-4-22
35028
Orange
Santa Ana Mtns.: Lomas de Santiago, Limestone Canyon, c. 2 miles SW of Silverado
1200
Comment
UCR191012
Euphorbia spathulata
A. C. Sanders, Fred M. Roberts
2008-4-22
35028
Orange
Peninsular Range; Santa Ana Mtns., Lomas de Santiago, Limestone Canyon, c. 2 miles SW of Silverado
396
Comment
RSA184138
Euphorbia supina
I. L. Wiggins
1965-7-11
20355
Orange
Flower bed at southeast corner of Letters and Sciences Building, California State College at Fullerton campus, Fullerton.
Comment
SD255148
Euphorbia supina
R. F. Thorne
1977-11-21
49992
Orange
Santa Ana Mountains: San Juan Canyon ca. 2.0 miles above San Juan Fire Station.
Comment
RSA588849
Euphorbia tirucalli
Fred M. Roberts
1989-10-4
4434
Orange
South Laguna: south of, and near west end of Monterey Street, 0.6km W Aliso Peak.
33
Comment