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Specimen ID
Determination *
Collector
Collection Date
Collection Number
County
Locality
Elevation in meters
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UCR129417
Achillea millefolium
A. C. Sanders, Mark Elvin
2002-6-20
25230
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
CHSC98085
Acmispon brachycarpus
A. C. Sanders; Andy Thompson
2003-4-15
25986
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park. Hills.
396
Comment
SD186199
Acmispon brachycarpus
A. C. Sanders, Mark Elvin, et al.
2003-4-14
25960
Los Angeles
Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road south of Santa Clara River.
351
Comment
SEINET1004367
Acmispon brachycarpus
A. C. Sanders, Mark Elvin, et al.
2003-1
25960
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River
351
Comment
UCD104082
Acmispon brachycarpus
A. C. Sanders; Mark A. Elvin, et al.
2003-4-14
25960
Los Angeles
NE end of Santa Susana Mtns. Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River.
351
Comment
SEINET957889
Acmispon maritimus
S. B. Parish
1887-1
s.n.
Los Angeles
San Francisquiti Canon.
Comment
SD186198
Acmispon micranthus
A. C. Sanders, Mark Elvin, et al.
2003-4-14
25954
Los Angeles
Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River.
351
Comment
UCD104238
Acmispon micranthus
A. C. Sanders; Mark A. Elvin, et al.
2003-4-14
25954
Los Angeles
NE end of Santa Susana Mtns. Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River.
351
Comment
SD186204
Acmispon strigosus
A. C. Sanders, Andy Thompson
2003-4-15
26014
Los Angeles
Newhall Ranch, ca. 500 feet south of Magic Mountain theme park.
351
Comment
SEINET1869738
Acmispon strigosus
A. C. Sanders, Mark Elvin
2003-1
25949
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River.
351
Comment
IRVC27382
Acourtia microcephala
A. C. Sanders, Mark Elvin
2003-8-7
27149
Los Angeles
Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon NE end of Santa Susana Mtns.
351
Comment
RSA713831
Acourtia microcephala
A. C. Sanders
2003-7-15
27098
Los Angeles
NE end of Santa Susana Mtns: Newhall Ranch, Magic Mountain area, 0.9 mi. south of Castaic Junction, west of water tanks'.
335
Comment
SBBG119934
Acourtia microcephala
A. C. Sanders
2003-7-15
27098
Los Angeles
Newhall Ranch, Magic Mtn area, 0.9 mi S of Castaic Junction; Santa Susana Mtns
335
Comment
UCR125920
Acourtia microcephala
A. C. Sanders, Mark Elvin
2002-6-19
25180
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, head of 'Adobe Cyn.' and pass into 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
335
Comment
UCR126711
Acourtia microcephala
A. C. Sanders, Mark Elvin
2003-8-7
27149
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon
351
Comment
UCR133645
Acourtia microcephala
A. C. Sanders
2003-7-15
27098
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Magic Mountain area, 0.9 mi. south of Castaic Junction, west of 'water tanks
335
Comment
UCR238098
Acourtia microcephala
Mark A. Elvin
2003-7-1
2962
Los Angeles
Western Transverse Range; Santa Susana Mountains, Newhall Ranch, 'Exon Mesa', 3.25 km SW (213 deg. ) of intersection of I-5 Fwy and Hwy 126, S of Santa Clara River
335
Comment
A345387
Adenostoma fasciculatum
Y. W. Winblad
1941-5-20
Unknown
near Saugus, in Pico Canyon
Comment
IRVC27304
Adenostoma fasciculatum
A. C. Sanders, Mark Elvin
2003-8-7
27152
Los Angeles
Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon NE end of Santa Susana Mtns.
351
Comment
IRVC28682
Adenostoma fasciculatum
A. C. Sanders, Mark Elvin
2002-6-18
25129
Los Angeles
Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park NE end of Santa Susana Mtns.
366
Comment
RSA710275
Adenostoma fasciculatum
A. C. Sanders, Mark A. Elvin
2003-8-7
27152
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon
351
Comment
RSA725787
Adenostoma fasciculatum
A. C. Sanders, Mark A. Elvin
2002-6-18
25129
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park.
366
Comment
SEINET1869732
Adenostoma fasciculatum
A. C. Sanders, Mark Elvin
2003-1
27152
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, Long (Larres) Canyon, a tributary of the Santa Clara River NE of Potrero Canyon.
351
Comment
UCR125151
Adenostoma fasciculatum
A. C. Sanders, Mark Elvin
2002-6-18
25129
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park
457
Comment
UCR126708
Adenostoma fasciculatum
A. C. Sanders, Mark Elvin
2003-8-7
27152
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon
351
Comment
UCR172452
Agoseris grandiflora
Anuja Parikh, Nathan Gale
2005-7-5
2122
Los Angeles
Santa Susana Mtns., Newhall Ranch, slopes south of upper Potrero Canyon, south of Santa Clara River c. 2 mi. east of the Ventura Co. line, study area 19
396
Comment
IRVC27308
Allophyllum divaricatum
A. C. Sanders, Mark Elvin, Dave Fleitner
2003-8-6
27146
Los Angeles
Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle NE end of Santa Susana Mtns.
280
Comment
SEINET2444429
Allophyllum divaricatum
A. C. Sanders, Mark A. Elvin; Dave Fleitner
2003-8-6
27146
Los Angeles
Ne end of Santa Susana Mtns.: Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle.
280
Comment
UCR126717
Allophyllum divaricatum
A. C. Sanders, Mark Elvin, Dave Fleitner
2003-8-6
27146
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle
280
Comment
UCR149773
Allophyllum glutinosum
Scott D. White, Pam Devries
2004-5-18
10433
Los Angeles
Western Transverse Ranges, Eastern Santa Susana Mtns. West of the I-5 Fwy, c. 4 mi N of the I-5 / SH-14 jtn. and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges
518
Comment
UCR162299
Allophyllum glutinosum
Anuja Parikh, Nathan Gale
2004-7-21
2089
Los Angeles
NE end of Santa Susana Mtns, Newhall Ranch (study area 21), ridges south of upper Potrero Canyon
427
Comment
CAS-BOT-BC136686
Alnus rhombifolia
A. C. Sanders; Mark Elvin; Dave Fleitner
2003-8-6
27143
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle
280
Comment
RSA709746
Alnus rhombifolia
A. C. Sanders, Dave Fleitner, Mark Elvin
2003-8-6
27143
Los Angeles
Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters
320
Comment
SEINET1869719
Alnus rhombifolia
A. C. Sanders, Mark Elvin, Dave Fleitner
2003-1
27143
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle.
280
Comment
UCR126630
Alnus rhombifolia
A. C. Sanders, Mark Elvin, Dave Fleitner
2003-8-6
27143
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle
280
Comment
UCR125965
Amaranthus albus
A. C. Sanders, Mark Elvin
2002-6-19
25157
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River
305
Comment
UCR149783
Amaranthus albus
Scott D. White, Pam Devries
2004-6-14
10496 A
Los Angeles
Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges.
518
Comment
UCR149797
Amaranthus albus
Scott D. White, Pam Devries
2004-6-14
10487 A
Los Angeles
Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges.
518
Comment
IRVC27451
Amaranthus blitoides
A. C. Sanders, Mark A. Elvin
2002-8-28
25597
Los Angeles
Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusement park NE end of Santa Susana Mtns.
360
Comment
IRVC28672
Amaranthus blitoides
A. C. Sanders, Mark Elvin
2002-6-18
25112
Los Angeles
Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park NE end of Santa Susana Mtns.
328
Comment
IRVC28684
Amaranthus blitoides
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25540
Los Angeles
Newhall Ranch, central Potrero Canyon, at circular cement cattle trough on south side of valley NE end of Santa Susana Mtns.
366
Comment
RSA725788
Amaranthus blitoides
A. C. Sanders, Mark Elvin
2002-6-18
25112
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusment park.
328
Comment
UCR124030
Amaranthus blitoides
A. C. Sanders, Mark A. Elvin
2002-8-28
25597
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusement park
360
Comment
UCR125130
Amaranthus blitoides
A. C. Sanders, Mark Elvin
2002-6-18
25112
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park
328
Comment
UCR125260
Amaranthus blitoides
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25540
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, at circular cement cattle trough on south side of valley
366
Comment
UCR125902
Amaranthus retroflexus
A. C. Sanders, Mark Elvin, Julie M. Vanderwier, M. S. Enright
2002-6-26
25302
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, south of Santa Clara River on mesa
366
Comment
SD108975
Ambrosia acanthicarpa
James Henrickson
1972-11-2
8089
Los Angeles
4 miles north of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Road.
370
Comment
IRVC28761
Ambrosia psilostachya
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25546
Los Angeles
Newhall Ranch, canyon on south side of central Potrero Canyon, SSW of old ranch headquarters NE end of Santa Susana Mtns.
396
Comment
UCR125134
Ambrosia psilostachya
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25546
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, canyon on south side of central Potrero Canyon, SSW of old ranch headquarters
396
Comment
UCR126346
Ambrosia psilostachya
A. C. Sanders
2003-8-6
27119
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters
335
Comment
RSA177944
Amorpha californica var. californica
Joseph A. Ewan
1931-5-16
4212
Los Angeles
Dry Canyon above Calabasas, Santa Monica Mountains
304
Comment
UC881397
Amsinckia intermedia
I. W. Clokey, B. C. Templeton
1930-4-8
4668
Los Angeles
San Francisquito Canyon
550
Comment
UCR125408
Amsinckia intermedia
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-4
25700
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, upper 'Long Canyon,' c. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River
335
Comment
UCR125413
Amsinckia intermedia
A. C. Sanders, Mark Elvin
2003-3-5
25735
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Exon Mesa,' due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River
335
Comment
UCR146348
Amsinckia intermedia
James Henrickson
1985-3-30
19781
Los Angeles
Western Transverse Range, c. 3 air miles NNW of Newhall in proposed North Hills development just north of Santa Clara River and just east of San Francisquito Creek
381
Comment
IRVC26441
Amsinckia menziesii var. intermedia
A. C. Sanders, Mark Elvin, et al.
2003-3-4
25700
Los Angeles
Newhall Ranch, upper "Long Canyon," ca. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River NE end of Santa Susana Mtns.
335
Comment
IRVC26443
Amsinckia menziesii var. menziesii
A. C. Sanders, Mark Elvin, et al.
2003-3-5
25716
Los Angeles
Newhall Ranch, "Grapevine Mesa" ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon NE end of Santa Susana Mtns.
335
Comment
RSA0089906
Amsinckia menziesii var. menziesii
A. C. Sanders, M. Elvin, Cathleen Weigand, M. S. Enright, M. Balk, N. Gale, A. Parikh, K. Rindlaub
2003-3-5
25716
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, Grapevine Mesa ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon.
335
Comment
UCR125431
Amsinckia menziesii var. menziesii
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-5
25716
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Grapevine Mesa' c. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon
335
Comment
UCR125925
Amsinckia menziesii var. menziesii
A. C. Sanders, Mark Elvin
2002-6-19
25178
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, head of 'Adobe Cyn.' and pass into 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
335
Comment
HSC3542
Amsinckia tessellata var. gloriosa
David Porter
1965-4-24
Los Angeles
5 mi. W of Newhall on Pico Canyon Rd., Newhall
610
Comment
UC1061754
Amsinckia tessellata var. tessellata
P. L. Johannsen
1934-3-5
315
Los Angeles
1 mi ne Castac
457
Comment
IRVC28559
Anemopsis californica
A. C. Sanders
2003-8-6
27113
Los Angeles
Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters NE end of Santa Susana Mtns.
320
Comment
UCR125948
Anemopsis californica
A. C. Sanders, Mark Elvin
2002-6-19
25172
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River
305
Comment
UCR126351
Anemopsis californica
A. C. Sanders
2003-8-6
27113
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters
335
Comment
JEPS57329
Antirrhinum coulterianum
L. R. Heckard
1968-5-11
1847
Los Angeles
about 2.5 mi w Interstate 5 (Pico Canyon); Pico Canyon
487
Comment
UCR127059
Antirrhinum coulterianum
Mark A. Elvin, Cathleen Weigand
2003-4-8
2459
Los Angeles
Santa Clarita Valley, Newhall Ranch Commerce Center, ridge between Hasley and Castaic Creeks
351
Comment
UCR146339
Antirrhinum coulterianum
James Henrickson
1985-3-30
19782
Los Angeles
Western Transverse Range, c. 3 air miles NNW of Newhall in proposed North Hills development just north of Santa Clara River and just east of San Francisquito Creek
381
Comment
UCR162589
Antirrhinum multiflorum
Anuja Parikh, Nathan Gale
2004-7-12
2086
Los Angeles
NE end of Santa Susana Mtns, Newhall Ranch (study area 22), ridges south of upper Potrero Canyon
427
Comment
UCR126678
Apiastrum angustifolium
A. C. Sanders, Mark A. Elvin
2003-4-16
26042
Los Angeles
Santa Clara River watershed, Newhall Ranch, c. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank
366
Comment
UCR126699
Apiastrum angustifolium
A. C. Sanders, Andy Thomson
2003-4-15
25989
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park
396
Comment
UCR146349
Apiastrum angustifolium
James Henrickson
1985-3-30
19791
Los Angeles
Western Transverse Range, c. 3 air miles NNW of Newhall in proposed North Hills development just north of Santa Clara River and just east of San Francisquito Creek
381
Comment
UCR129506
Apium graveolens
A. C. Sanders, Mark Elvin
2002-6-20
25235
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
CAS-BOT-BC24695
Arctostaphylos glandulosa subsp. mollis
Roxana S. Ferris
1941-3-10
10325 B
Los Angeles
First Tributary in Pico Canyon, Santa Susana Mts., near U.S. Highway #99.
411
Comment
UC193241
Arctostaphylos glandulosa subsp. mollis
Samuel B. Parish
June 1887
1957
Los Angeles
San Francisquito Canyon
Comment
IRVC29005
Arctostaphylos glauca
A. C. Sanders, Mark Elvin
2002-6-25
25274
Los Angeles
Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns.
366
Comment
UC193061
Arctostaphylos glauca
Samuel B. Parish
June 1887
1960
Los Angeles
San Francisquito Canyon
Comment
UCR125178
Arctostaphylos glauca
A. C. Sanders, Mark Elvin
2002-6-25
25274
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
366
Comment
CAS-BOT-BC102222
Arctotheca
A. C. Sanders; Andy Thompson
2003-4-15
26008
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, south edge of Magic Mountain theme park,
396
Comment
CDA10102
Arctotheca prostrata
A. C. Sanders, Andy Thompson
2003-4-15
26008
Los Angeles
NE end of Santa Susana Mtns.; Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence
Comment
UCR126754
Arctotheca prostrata
A. C. Sanders, Andy Thomson
2003-4-15
26008
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence
396
Comment
IRVC26953
Argemone munita
Mark A. Elvin, Kim Marsden, Cathleen Weigand
2003-8-15
3006
Los Angeles
Newhall Ranch, mouth of Castaic Creek, S of SR 126 Santa Clarita Valley
290
Comment
RSA0088831
Argemone munita
Bonnie C. Templeton
1930-4-8
s.n.
Los Angeles
San Francesqueto [Francisquito] Canyon.
Comment
UC450835
Argemone munita
Fay A. MacFadden
1931-4-22
72 B
Los Angeles
San Francisquito Canyon
Comment
UCR128003
Argemone munita
Mark A. Elvin, Kim Marsden, Cathleen Wiegand
2003-8-15
3006
Los Angeles
Santa Clarita Valley, Newhall Ranch, mouth of Castaic Creek, south of SR 126
290
Comment
UCR125926
Artemisia californica
A. C. Sanders, Mark Elvin
2002-6-19
25196
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
366
Comment
CAS-BOT-BC167092
Artemisia douglasiana
A. C. Sanders; Mark A. Elvin
2002-8-26
25590
Los Angeles
Northeastern Santa Susana Mtns./Santa Clara River Watershed: Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near Airport Mesa
305
Comment
IRVC27954
Artemisia douglasiana
A. C. Sanders, Mark Elvin, Dave Fleitner
2003-8-6
27145
Los Angeles
Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle NE end of Santa Susana Mtns.
280
Comment
IRVC28722
Artemisia douglasiana
A. C. Sanders, Mark A. Elvin
2002-8-26
25590
Los Angeles
Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near "Airport Mesa" Northeastern Santa Susana Mtns./Santa Clara River Watershed
305
Comment
IRVC29010
Artemisia douglasiana
A. C. Sanders, Mark Elvin
2002-6-25
25284
Los Angeles
Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns.
274
Comment
RSA714588
Artemisia douglasiana
A. C. Sanders
2002-8-26
25590
Los Angeles
Northeastern Santa Susana Mtns./Santa Clara River Watershed: Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near 'Airport Mesa'
305
Comment
SEINET1869752
Artemisia douglasiana
A. C. Sanders, Mark A. Elvin
2002-1
25590
Los Angeles
Northeastern Santa Susana Mtns./Santa Clara River Watershed: Newhall Ranch, small spring at shouth edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near ''Airport Mesa'
305
Comment
UC1119568
Artemisia douglasiana
P. L. Johannsen
1934-2-17
291
Los Angeles
Pico Canyon Santa Susana Quadrangle
Comment
UCR125165
Artemisia douglasiana
A. C. Sanders, Mark Elvin
2002-6-25
25284
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
274
Comment
UCR126641
Artemisia douglasiana
A. C. Sanders, Mark Elvin, Dave Fleitner
2003-8-6
27145
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle
280
Comment
UCR126847
Artemisia douglasiana
A. C. Sanders, Mark A. Elvin
2002-8-26
25590
Los Angeles
Northeastern Santa Susana Mtns./Santa Clara River Watershed, Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near 'Airport Mesa
305
Comment
IRVC28670
Artemisia dracunculus
A. C. Sanders, Mark Elvin
2002-6-18
25109
Los Angeles
Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park NE end of Santa Susana Mtns.
328
Comment
IRVC28740
Artemisia dracunculus
A. C. Sanders, M. S. Enright, Mark Elvin, Cathleen Weigand
2002-8-8
25577
Los Angeles
Newhall Ranch, ridgetops on the south side of Potrero Canyon, above the dirt road to bench mark 1804, N of East Fork Salt Canyon NE end of Santa Susana Mtns.
488
Comment
UCR125119
Artemisia dracunculus
A. C. Sanders, Mark Elvin
2002-6-18
25109
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park
328
Comment
UCR127374
Artemisia dracunculus
A. C. Sanders, M. S. Enright, Mark Elvin, Cathleen Weigand
2002-8-8
25577
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, ridgetops on the south side of Potrero Canyon, above the dirt road to bench mark 1804, north of East Fork Salt Canyon
549
Comment
CAS-BOT-BC140687
Artemisia tridentata
A. C. Sanders; Mark Elvin
2003-8-7
27161
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom east of Del Valle
282
Comment
IRVC27302
Artemisia tridentata
A. C. Sanders, Mark Elvin
2003-8-7
27161
Los Angeles
Newhall Ranch, Santa Clara River bottom east of Del Valle NE end of Santa Susana Mtns.
282
Comment
UC1190081
Artemisia tridentata
H. J. Thompson
1951-1-1
1424
Los Angeles
1 mi e Newhall Ranch (along Highway #126, near where Castaic River joins the Santa Clara River); Castaic River
289
Comment
UC1190082
Artemisia tridentata
H. J. Thompson
1951-1-1
1425
Los Angeles
2 mi wnw Saugus (along Saugus-Newhall Ranch cut-off, high banks above river); Santa Clara River
304
Comment
UCR126704
Artemisia tridentata
A. C. Sanders, Mark Elvin
2003-8-7
27161
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom east of Del Valle
282
Comment
CAS-BOT-BC97281
Artemisia tridentata subsp. parishii
H. J. Thompson
1951-1-1
1424
Los Angeles
Castaic River near where it joins the Santa Clara River, 1 mi. E of Newhall Ranch along Hwy. #126
289
Comment
CAS-BOT-BC97282
Artemisia tridentata subsp. parishii
H. J. Thompson
1951-1-1
1424 A
Los Angeles
Castaic River near wher it joins the Santa Clara River, 1 mi. E of Newhall Ranch along Hwy. #126
289
Comment
CAS-BOT-BC97286
Artemisia tridentata subsp. parishii
H. J. Thompson
1951-1-1
1425
Los Angeles
On high banks above Santa Clara River, 2 mi. WNW of Saugus, along Saugus-Newhall Ranch cut off
304
Comment
GH427541
Artemisia tridentata subsp. parishii
B. D. Stark
1933-1-24
4525
Unknown
1 mi. northwest of Newhall
Comment
IRVC26361
Asclepias californica
A. C. Sanders, Mark A. Elvin, et al.
2003-4-16
26046
Los Angeles
Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park NE end of Santa Susana Mtns.
366
Comment
RSA0104765
Asclepias californica
A. C. Sanders, Mark Elvin
2003-4-16
26046
Los Angeles
NE end of Santa Susana Mtns: Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park.
366
Comment
UCR126631
Asclepias californica
A. C. Sanders, Mark A. Elvin, and others
2003-4-16
26046
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park
396
Comment
UCR149838
Asclepias californica
Scott D. White, Pam Devries
2004-5-18
10402
Los Angeles
Western Transverse Ranges, Eastern Santa Susana Mtns. West of the I-5 Fwy, c. 4 mi N of the I-5 / SH-14 jtn. and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges
518
Comment
UCR162588
Asclepias eriocarpa
Anuja Parikh, Nathan Gale
2004-7-14
2087
Los Angeles
NE end of Santa Susana Mtns, Newhall Ranch (study area 25), ridges north of upper Potrero Canyon
427
Comment
IRVC28677
Asclepias fascicularis
A. C. Sanders, Mark Elvin
2002-6-18
25118
Los Angeles
Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park NE end of Santa Susana Mtns.
366
Comment
IRVC28734
Asclepias fascicularis
A. C. Sanders, M. S. Enright
2002-8-8
25571
Los Angeles
Newhall Ranch, lower slopes on the south side of Potrero Canyon, below the dirt road to bench mark 1804 NE end of Santa Susana Mtns.
366
Comment
RSA725785
Asclepias fascicularis
A. C. Sanders, Mark Elvin
2002-6-18
25118
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park.
366
Comment
UCR125271
Asclepias fascicularis
A. C. Sanders, Mark Elvin
2002-6-18
25118
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park
457
Comment
UCR126345
Asclepias fascicularis
A. C. Sanders
2003-8-6
27120
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters
335
Comment
UCR127404
Asclepias fascicularis
A. C. Sanders, M. S. Enright
2002-8-8
25571
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, lower slopes on the south side of Potrero Canyon, below the dirt road to bench mark 1804
457
Comment
RSA695392
Asparagus officinalis
A. C. Sanders, Mark Elvin
2002-6-19
25176
Los Angeles
NE end of Santa Susana Mtn.; Newhall Ranch, head of Adobe Cyn. and pass into Long Cyn. 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn.
335
Comment
SEINET3880809
Asparagus officinalis
A. C. Sanders, Mark A. Elvin
2002-6-19
25176
Los Angeles
Ne end of Santa Susana Mtns.: Newhall Ranch, head of 'Adobe Cyn.' and pass into 'Long Canyon' 1.5 mi SE of Del Valle, SW of Castaic Junciton, N of Potrero Canyon.; 0
335
Comment
UCR125924
Asparagus officinalis
A. C. Sanders, Mark Elvin
2002-6-19
25176
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, head of 'Adobe Cyn.' and pass into 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
335
Comment
IRVC26362
Astragalus didymocarpus
A. C. Sanders, Mark A. Elvin, et al.
2003-4-16
26050
Los Angeles
Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park NE end of Santa Susana Mtns.
366
Comment
RSA712910
Astragalus didymocarpus
A. C. Sanders, Mark A. Elvin
2003-4-16
26050
Los Angeles
NE end of Santa Susana Mtns: Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park.
366
Comment
RSA714887
Astragalus didymocarpus
A. C. Sanders, Mark A. Elvin
2003-4-14
25970
Los Angeles
NE end of Santa Susana Mtns: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River.
351
Comment
SBBG120066
Astragalus didymocarpus
A. C. Sanders, M. Elvin
2003-4-14
25970
Los Angeles
NE end of Santa Susana Mtns; Newhall Ranch, hills immediately SW of Magic Mtn, just across dirt service rd, S of Santa Clara River
351
Comment
SD186190
Astragalus didymocarpus
A. C. Sanders, Mark Elvin, et al.
2003-4-14
25970
Los Angeles
Newhall Ranch, hills immediately southwest of Magic Mountain.
351
Comment
SEINET1004370
Astragalus didymocarpus
A. C. Sanders, Mark Elvin, et al.
2003-1
25970
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River
351
Comment
SEINET255354
Astragalus didymocarpus
A. C. Sanders, Mark Elvin
2003-4-14
25970
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, hills immediately southewest of Magic Mountain, just across dirt service road, south of Santa Cara River
351
Comment
UC635653
Astragalus didymocarpus
H. L. Mason
1926-4-26
2963
Los Angeles
four mi w Saugus; w of Saugus
Comment
UCD104718
Astragalus didymocarpus
A. C. Sanders; Mark A. Elvin, et al.
2003-4-14
25970
Los Angeles
NE end of Santa Susana Mtns. Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River.
351
Comment
UCR125489
Astragalus didymocarpus
A. C. Sanders, Mark Elvin
2003-4-14
25970
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River
351
Comment
UCR126572
Astragalus didymocarpus
A. C. Sanders
2003-4-16
26035
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course
366
Comment
UCR126633
Astragalus didymocarpus
A. C. Sanders, Mark A. Elvin, and others
2003-4-16
26050
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park
396
Comment
CAS-BOT-BC182301
Astragalus didymocarpus var. didymocarpus
H. L. Mason
1926-4-26
2963
Los Angeles
Four miles west of Saugus
Comment
UCR127024
Astragalus didymocarpus var. didymocarpus
Mark A. Elvin, Cathleen Weigand
2003-4-8
2460
Los Angeles
Santa Clarita Valley, Newhall Ranch Commerce Center, ridge between Hasley and Castaic Creeks
351
Comment
LA204949
Astragalus douglasii var. douglasii
M. E. Jones;
1934-4-26
sn
Los Angeles
Castaic Canyon, Ridge Road
Comment
CAS-BOT-BC182981
Astragalus gambelianus
A. C. Sanders
2003-4-17
26066
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1 km south of Magic Mountain amusement park and north of the powerlines
442
Comment
IRVC26984
Astragalus gambelianus
A. C. Sanders
2003-4-17
26066
Los Angeles
Newhall Ranch, ca. 1 km south of Magic Mountain amusement park and north of the powerlines NE end of Santa Susana Mtns.
396
Comment
RSA709834
Astragalus gambelianus
A. C. Sanders
2003-4-17
26066
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1 km south of Magic Mountain amusement park and north of the powerlines.
10
Comment
SD178160
Astragalus gambelianus
A. C. Sanders
2003-4-17
26066
Los Angeles
Northeast end of Santa Susana Mtns.: Newhall Ranch, ca. 1 km south of Magic Mountain amusement park and north of the powerlines. At foot of slope on canyon bottom.
395
Comment
UCD104807
Astragalus gambelianus
A. C. Sanders
2003-4-17
26066
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1 km south of Magic Mountain amusement park and north of the powerlines.
396
Comment
UCR126580
Astragalus gambelianus
A. C. Sanders
2003-4-17
26066
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, c. 1 km south of Magic Mountain amusement park and north of the powerlines
442
Comment
IRVC26366
Astragalus trichopodus
A. C. Sanders, Mark A. Elvin
2003-4-16
26043
Los Angeles
Newhall Ranch, near confluence of Castaic Creek and Hasley Canyon Santa Clara River watershed
305
Comment
RSA712917
Astragalus trichopodus
A. C. Sanders, Mark A. Elvin
2003-4-16
26043
Los Angeles
Santa Clara River watershed: Newhall Ranch, near confluence of Castaic Creek and Hasley Canyon.
305
Comment
UCR126680
Astragalus trichopodus
A. C. Sanders, Mark A. Elvin
2003-4-16
26043
Los Angeles
Santa Clara River watershed, Newhall Ranch, near confluence of Castaic Creek and Hasley Canyon
335
Comment
IRVC28597
Astragalus trichopodus var. phoxus
A. C. Sanders, Mark Elvin
2002-6-19
25198
Los Angeles
Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns.
282
Comment
JEPS54537
Astragalus trichopodus var. phoxus
Samuel B. Parish
June 1887
1886
Los Angeles
San Francisquito Canyon
Comment
JEPS79820
Astragalus trichopodus var. phoxus
I. W. Clokey and B. C. Templeton
1930-4-8
4647
Los Angeles
San Francisquito Canyon
800
Comment
POM187626
Astragalus trichopodus var. phoxus
Joseph A. Ewan
1930-5-17
5502
Los Angeles
Pico Canyon above Newhall.
457
Comment
UC81445
Astragalus trichopodus var. phoxus
Samuel B. Parish
June 1887
1886
Los Angeles
San Francisquito Canyon
Comment
UC862985
Astragalus trichopodus var. phoxus
I. W. Clokey and B. C. Templeton
1930-4-8
4647
Los Angeles
San Francisquito Canyon
800
Comment
UC863175
Astragalus trichopodus var. phoxus
I. W. Clokey and B. C. Templeton
1930-4-8
4647
Los Angeles
San Francisquito Canyon
800
Comment
UCR125917
Astragalus trichopodus var. phoxus
A. C. Sanders, Mark Elvin
2002-6-19
25198
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
366
Comment
UCR125384
Athysanus pusillus
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-5
25727
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, canyon NE of 'Grapevine Mesa,' SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, west of 'oil tanks' near BM 1073
Comment
IRVC28760
Atriplex canescens
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25547
Los Angeles
Newhall Ranch, central Potrero Canyon, NE of old ranch headquarters NE end of Santa Susana Mtns.
366
Comment
UCR125135
Atriplex canescens
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25547
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, NE of old ranch headquarters
366
Comment
UCR129422
Atriplex canescens
A. C. Sanders, Mark Elvin
2002-6-18
25142
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Sawtooth Ridge' area c. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533
518
Comment
UCR125261
Atriplex heterosperma
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25539
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, at circular cement cattle trough on south side of valley
366
Comment
UCR126364
Atriplex heterosperma
A. C. Sanders
2003-8-6
27121
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters
335
Comment
SBBG72586
Atriplex rosea
R. Hoffmann
1927-8-30
Los Angeles
W of Castaic
Comment
IRVC27445
Atriplex serenana var. serenana
A. C. Sanders, Mark A. Elvin
2002-8-28
25598
Los Angeles
Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusement park NE end of Santa Susana Mtns.
360
Comment
IRVC28600
Atriplex serenana var. serenana
A. C. Sanders, Mark Elvin
2002-6-19
25203
Los Angeles
Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns.
282
Comment
RSA692081
Atriplex serenana var. serenana
A. C. Sanders, Mark Elvin
2002-8-28
25598
Los Angeles
NE end of Santa Susana Mts.: Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusment park
360
Comment
UCR124032
Atriplex serenana var. serenana
A. C. Sanders, Mark A. Elvin
2002-8-28
25598
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusement park
360
Comment
UCR125946
Atriplex serenana var. serenana
A. C. Sanders, Mark Elvin
2002-6-19
25203
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
366
Comment
UCR149855
Atriplex serenana var. serenana
Scott D. White, Pam Devries
2004-6-14
10497 A
Los Angeles
Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges.
518
Comment
RSA730752
Atriplex suberecta
A. C. Sanders, Mark Elvin
2002-6-18
25113
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusment park.
328
Comment
SD234362
Atriplex suberecta
A. C. Sanders, Mark Elvin
2002-6-18
25113
Riverside
NE end of Santa Susana Mtns.: Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park.
327
Comment
UCR125122
Atriplex suberecta
A. C. Sanders, Mark Elvin
2002-6-18
25113
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park
328
Comment
UCR125267
Atriplex suberecta
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-7-31
25511
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, dry side canyon near its mouth on north side of road, oil production area
366
Comment
UCR125390
Avena barbata
A. C. Sanders, Mark Elvin
2003-3-5
25733
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Exon Mesa,' due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River
335
Comment
UCR125416
Avena fatua
A. C. Sanders, Mark Elvin
2003-3-5
25738
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Exon Mesa,' due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River
335
Comment
IRVC26110
Azolla filiculoides
A. C. Sanders, Mark Elvin, Dave Fleitner
2003-8-6
27137
Los Angeles
Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle NE end of Santa Susana Mtns.
280
Comment
RSA709378
Azolla filiculoides
A. C. Sanders
2003-8-6
27137
Los Angeles
Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters
320
Comment
RSA756078
Azolla filiculoides
A. C. Sanders, Mark Elvin, Dave Fleitner
2003-8-6
27131
Los Angeles
Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle
280
Comment
SD239478
Azolla filiculoides
A. C. Sanders, Mark Elvin, Dave Fleitner
2003-8-6
27131
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle (Val Verde 7.5'Q)
280
Comment
UC1783437
Azolla filiculoides
A. C. Sanders
25227
Los Angeles
Santa Clara Riverbed
304
Comment Read comments Dec 7 2014
UCR127645
Azolla filiculoides
A. C. Sanders, Mark Elvin, Dave Fleitner
2003-8-6
27137
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle
280
Comment
UCR127646
Azolla filiculoides
A. C. Sanders, Mark Elvin, Dave Fleitner
2003-8-6
27131
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle
280
Comment
UCR127647
Azolla filiculoides
A. C. Sanders, Mark Elvin
2002-6-20
25227
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
RSA709377
Azolla microphylla
A. C. Sanders, Mark Elvin
2002-6-20
25227
Los Angeles
NE end of Santa Susana Mtns.: Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river.
290
Comment
CAS-BOT-BC168648
Baccharis douglasii
A. C. Sanders
2003-8-6
27116
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters
335
Comment
IRVC28560
Baccharis douglasii
A. C. Sanders
2003-8-6
27116
Los Angeles
Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters NE end of Santa Susana Mtns.
320
Comment
IRVC28743
Baccharis douglasii
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25525
Los Angeles
Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi. SW of Castaic Junction Santa Clara River Valley
305
Comment
RSA709750
Baccharis douglasii
A. C. Sanders
2003-8-6
27116
Los Angeles
Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle
280
Comment
UCR125182
Baccharis glutinosa
A. C. Sanders, Mark Elvin
2002-6-25
25261
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction
305
Comment
UCR126349
Baccharis glutinosa
A. C. Sanders
2003-8-6
27116
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters
335
Comment
UCR127384
Baccharis glutinosa
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25525
Los Angeles
Santa Clara River Valley, Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction
305
Comment
SD167270
Baccharis pilularis
Anuja Parikh, Nathan Gale
2004-5-13
2007
Los Angeles
Northeast end of Santa Susana Mountains: Newhall Ranch near Magic Mountain Theme Park.
366
Comment
UC1118881
Baccharis pilularis
P. L. Johannsen
1934-2-17
290
Los Angeles
Pico Canyon Santa Susana Quad.
609
Comment
LA105287
Baccharis salicifolia
Barry A. Prigge;
1988-10-8
8371
Los Angeles
Santa Susana Mountains, East Canyon, ca. 2 mi. SSE of Newhall and from the mouth of the canyon at the Old Road to ca 1/8 mi. up canyon
444
Comment
SBBG63161
Baccharis salicifolia
R. Hoffmann
1927-8-30
Los Angeles
bed of Santa Clara River, near Castaic
Comment
RSA713823
Baccharis sarothroides
Mark Elvin
2003-6-12
2947
Los Angeles
Santa Clarita Valley: Newhall Ranch, S of Magic Mountain Amusement Park, W of The Old Road.
366
Comment
UCR126786
Baccharis sarothroides
Mark A. Elvin
2003-6-12
2947
Los Angeles
Santa Clarita Valley, Newhall Ranch, south of Magic Mountain Amusement Park, west of The Old Road
366
Comment
UCR162366
Baccharis sarothroides
Anuja Parikh, Nathan Gale
2004-5-13
2007
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch (study area 46), near Magic Mountain Theme Park
396
Comment
UCR162367
Baccharis sarothroides
Anuja Parikh, Nathan Gale
2004-5-13
2008
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch (study area 46), near Magic Mountain Theme Park
396
Comment
IRVC28713
Berula erecta
A. C. Sanders, Mark Elvin
2002-6-25
25258
Los Angeles
Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi. SW of Castaic Junction NE end of Santa Susana Mtns.
305
Comment
IRVC28744
Berula erecta
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25524
Los Angeles
Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi. SW of Castaic Junction Santa Clara River Valley
305
Comment
IRVC29017
Berula erecta
A. C. Sanders, Mark Elvin
2002-6-25
25294
Los Angeles
Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns.
274
Comment
RSA683892
Berula erecta
A. C. Sanders, Mark Elvin
2002-6-25
25258
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, large natural spring at north foot of Airport Mesa, 0.75 mi. SW of Castaic Junction.
305
Comment
SD233721
Berula erecta
A. C. Sanders, Mark Elvin
2002-6-25
25294
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn.
Comment
UCR125137
Berula erecta
A. C. Sanders, Mark Elvin
2002-6-25
25258
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction
305
Comment
UCR125170
Berula erecta
A. C. Sanders, Mark Elvin
2002-6-25
25294
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
274
Comment
UCR127383
Berula erecta
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25524
Los Angeles
Santa Clara River Valley, Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction
305
Comment
CHSC98079
Beta vulgaris
A. C. Sanders; Mark Elvin
2003-8-7
27158
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom east of Del Valle. Riparian forest, bordered by agricultural fields on alluvial slopes to the north.
282
Comment
UCR126597
Beta vulgaris
A. C. Sanders, Mark Elvin
2003-8-7
27158
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom east of Del Valle
282
Comment
UCD97727
Beta vulgaris subsp. vulgaris
A. C. Sanders; Mark Elvin
2003-8-7
27158
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom east of Del Valle.
282
Comment
SBBG59227
Bolboschoenus maritimus subsp. paludosus
R. Hoffmann
1927-8-30
Los Angeles
Santa Clara River near Castaic
Comment
UCR128012
Bolboschoenus maritimus subsp. paludosus
Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz
2003-8-14
3004
Los Angeles
Santa Clarita Valley, Newhall Ranch, mouth of Castaic Creek, south of SR 126
290
Comment
UCR129414
Bolboschoenus maritimus subsp. paludosus
A. C. Sanders, Mark Elvin
2002-6-20
25244
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
IRVC26317
Bowlesia incana
A. C. Sanders, Andy Thompson
2003-4-15
25995
Los Angeles
Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns.
396
Comment
IRVC26448
Bowlesia incana
A. C. Sanders, Mark Elvin, et al.
2003-3-5
25709
Los Angeles
Newhall Ranch, "Grapevine Mesa" ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon NE end of Santa Susana Mtns.
335
Comment
IRVC26453
Bowlesia incana
A. C. Sanders, Mark Elvin, et al.
2003-3-5
25720
Los Angeles
Newhall Ranch, canyon NE of "Grapevine Mesa," SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, W of "oil tanks" near BM 1073 NE end of Santa Susana Mtns.
Comment
RSA709605
Bowlesia incana
A. C. Sanders, A. Thompson
2003-4-15
25995
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park.
305
Comment
UCR125396
Bowlesia incana
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-5
25720
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, canyon NE of 'Grapevine Mesa,' SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, west of 'oil tanks' near BM 1073
Comment
UCR125397
Bowlesia incana
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-5
25709
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Grapevine Mesa' c. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon
335
Comment
UCR126655
Bowlesia incana
A. C. Sanders, Andy Thomson
2003-4-15
25995
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park
396
Comment
UCR150661
Bowlesia incana
James Henrickson
1985-3-30
19756
Los Angeles
Western Transverse Range, c. 3 air miles NNW of Newhall in proposed North Hills development just north of Santa Clara River and just east of San Francisquito Creek
381
Comment
UCR127403
Brassica geniculata
A. C. Sanders, M. S. Enright
2002-8-8
25570
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, lower slopes on the south side of Potrero Canyon, below the dirt road to bench mark 1804
457
Comment
UCR127405
Brassica nigra
A. C. Sanders, M. S. Enright
2002-8-8
25572
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, lower slopes on the south side of Potrero Canyon, below the dirt road to bench mark 1804
457
Comment
UCR127063
Brassica tournefortii
Mark A. Elvin, Cathleen Weigand
2003-4-8
2467
Los Angeles
Santa Clarita Valley, Newhall Ranch Commerce Center, ridge between Hasley and Castaic Creeks
351
Comment
CHSC35172
Brickellia californica
James Henrickson
1972-11-2
8097
Los Angeles
8 miles NW of Newhall, NW of jct. of Hwy 5 and Hasley Canyon Road.
365
Comment
HSC79905
Brickellia californica
James Henrickson
1972-11-2
8097
Los Angeles
8 mi. NW of Newhall, NW of jct. of Hwy. 5 & Hasley Cyn. Rd.
366
Comment
UCR172451
Brickellia longifolia
Anuja Parikh, Nathan Gale
2005-7-5
2124
Los Angeles
Santa Susana Mtns., Newhall Ranch, slopes south of upper Potrero Canyon, south of Santa Clara River c. 2 mi. east of the Ventura Co. line, study area 19
396
Comment
CHSC34437
Brickellia nevinii
James Henrickson
1972-11-2
8103
Los Angeles
8 mi NW of Newhall, NW of jct. of Hwy 5 and Hasley Cyn. Rd.
365
Comment
IRVC28739
Brickellia nevinii
A. C. Sanders, M. S. Enright, Mark Elvin, Cathleen Weigand
2002-8-8
25578
Los Angeles
Newhall Ranch, ridgetops on the south side of Potrero Canyon, above the dirt road to bench mark 1804, N of East Fork Salt Canyon NE end of Santa Susana Mtns.
488
Comment
RSA292479
Brickellia nevinii
James Henrickson
1972-11-2
8103
Los Angeles
8 mi. NW of Newhall, NW of jct. of Hwy. 5 & Hasley Cyn. Rd.
366
Comment
RSA683894
Brickellia nevinii
A. C. Sanders, M. S. Enright, Mark Elvin, Cathleen Weigand, et al.
2002-8-8
25578
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, ridgetops on the south side of Potrero Canyon, above the dirt road to bench mark 1804, N of East Fork Salt Canyon
488
Comment
UCR127375
Brickellia nevinii
A. C. Sanders, M. S. Enright, Mark Elvin, Cathleen Weigand
2002-8-8
25578
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, ridgetops on the south side of Potrero Canyon, above the dirt road to bench mark 1804, north of East Fork Salt Canyon
549
Comment
CAS-BOT-BC149342
Bromus arizonicus
John Thomas Howell
1956-3-21
31125
Los Angeles
Ridge Route west of Newhall.
Comment
IRVC26367
Bromus carinatus
A. C. Sanders, Mark A. Elvin
2003-4-16
26044
Los Angeles
Newhall Ranch, near confluence of Castaic Creek and Hasley Canyon Santa Clara River watershed
305
Comment
RSA712916
Bromus carinatus
A. C. Sanders, Mark A. Elvin
2003-4-16
26044
Los Angeles
Santa Clara River watershed: Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi south of of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank.
305
Comment
RSA722916
Bromus carinatus
A. C. Sanders, Mark A. Elvin
2003-4-16
26044
Los Angeles
Santa Clara watershed; Newhall Ranch near confluence of Castaic Creek and Hansley Canyon.
93
Comment
SD186028
Bromus carinatus
A. C. Sanders, Mark A. Elvin
2003-4-16
26044
Los Angeles
Newhall Ranch, near confluence of Castaic Creek and Hasley Canyon
305
Comment
UCR126679
Bromus carinatus
A. C. Sanders, Mark A. Elvin
2003-4-16
26044
Los Angeles
Santa Clara River watershed, Newhall Ranch, near confluence of Castaic Creek and Hasley Canyon
335
Comment
CAS-BOT-BC149579
Bromus carinatus var. carinatus
A. C. Sanders; Mark A. Elvin
2003-4-16
26044
Los Angeles
Santa Clara River watershed. Newhall Ranch, near confluence of Castaic Creek and Hasley Canyon.
335
Comment
CAS-BOT-BC156229
Bromus catharticus
John Thomas Howell
1956-3-12
31126
Los Angeles
Ridge Route west of Newhall.
Comment
UCD58389
Bromus catharticus
John Thomas Howell
1956-3-21
31126
Los Angeles
Ridge Route west of Newhall.
Comment
UCR127648
Bromus catharticus
A. C. Sanders, Mark Elvin
2002-6-25
25268
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction
305
Comment
CAS-BOT-BC156118
Bromus diandrus
John Thomas Howell
1956-3-21
s.n.
Los Angeles
West of Newhall on Ridge Route.
Comment
UCR127054
Bromus diandrus
Mark A. Elvin, Cathleen Weigand
2003-4-8
2466
Los Angeles
Santa Clarita Valley, Newhall Ranch Commerce Center, ridge between Hasley and Castaic Creeks
351
Comment
CHSC36027
Bromus hordeaceus
James Henrickson
1979-5-18
18136
Los Angeles
Ca 1 mile N of Valencia, E of College of the Canyon between Valencia and McBean Parkway.
426
Comment
UCR126695
Bromus madritensis
A. C. Sanders, Andy Thomson
2003-4-15
25993
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park
396
Comment
UCR149831
Bromus madritensis subsp. madritensis
Scott D. White, Pam Devries
2004-5-18
10411
Los Angeles
Western Transverse Ranges, Eastern Santa Susana Mtns. West of the I-5 Fwy, c. 4 mi N of the I-5 / SH-14 jtn. and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges
518
Comment
UCR125404
Bromus rubens
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-4
25695
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, upper 'Long Canyon,' c. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River
335
Comment
RSA709606
Bromus sterilis
A. C. Sanders, A. Thompson
2003-4-15
25993
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park.
305
Comment
UCR126654
Bromus trinii
A. C. Sanders, Andy Thomson
2003-4-15
25997
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park
396
Comment
IRVC26341
Calandrinia ciliata
A. C. Sanders
2003-4-16
26022
Los Angeles
Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course NE end of Santa Susana Mtns.
366
Comment
IRVC26445
Calandrinia ciliata
A. C. Sanders, Mark Elvin, et al.
2003-3-4
25694
Los Angeles
Newhall Ranch, along dirt road on eastern slopes below "Grapevine Mesa," 1.75 mi. ESE of Del Valle, south of confluence of Castaic Creek with Santa Clara River NE end of Santa Susana Mtns.
335
Comment
IRVC28844
Calandrinia ciliata
Mark A. Elvin, Cathleen Weigand
2003-4-8
2465
Los Angeles
Newhall Ranch Commerce Center, ridge between Hasley and Castaic Creeks Santa Clarita Valley
351
Comment
UCR125403
Calandrinia ciliata
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-4
25694
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, along dirt road on eastern slopes below 'Grapevine Mesa,' 1.75 mi. ESE of Del Valle, south of confluence of Castaic Creek with Santa Clara River
335
Comment
UCR126594
Calandrinia ciliata
A. C. Sanders
2003-4-16
26022
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course
366
Comment
UCR127022
Calandrinia ciliata
Mark A. Elvin, Cathleen Weigand
2003-4-8
2465
Los Angeles
Santa Clarita Valley, Newhall Ranch Commerce Center, ridge between Hasley and Castaic Creeks
351
Comment
UCR150660
Calandrinia ciliata var. menziesii
James Henrickson
1985-3-30
19760
Los Angeles
Western Transverse Range, c. 3 air miles NNW of Newhall in proposed North Hills development just north of Santa Clara River and just east of San Francisquito Creek
381
Comment
CAS-BOT-BC132345
Calochortus clavatus
Reid Moran
1941-8-17
862
Los Angeles
Pico Canyon
600
Comment
CAS-BOT-BC132348
Calochortus clavatus
J. Ewan
1930-5-17
5512
Los Angeles
Pico Canyon above Newhall
548
Comment
CAS-BOT-BC132349
Calochortus clavatus
Reid Moran
1941-8-17
862
Los Angeles
Pico Canyon
600
Comment
IRVC26176
Calochortus clavatus
Mark A. Elvin, Cathleen Weigand
2003-4-7
2436
Los Angeles
Newhall Ranch, junction of Hasley Canyon and Castaic Creek Castaic Valley
335
Comment
SBBG132181
Calochortus clavatus
A. Parikh, N. Gale
2014-5-8
808
Los Angeles
N of Santa Clara River, 1.3 km S of intersection of Hasley Cyn Rd and Del Valle Rd
392
Comment
UCR126578
Calochortus clavatus
A. C. Sanders
2003-4-17
26065
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, c. 1 km south of Magic Mountain amusement park and north of the powerlines
442
Comment
UCR126697
Calochortus clavatus
A. C. Sanders, Andy Thomson
2003-4-15
25991
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park
396
Comment
UCR127056
Calochortus clavatus
Mark A. Elvin, Cathleen Weigand
2003-4-7
2436
Los Angeles
Castaic Valley, Newhall Ranch, junction of Hasley Canyon and Castaic Creek
335
Comment
RSA26278
Calochortus clavatus var. clavatus
Reid V. Moran
1941-8-17
862
Los Angeles
Pico Canyon.
600
Comment
IRVC26957
Calochortus clavatus var. gracilis
A. C. Sanders
2003-4-17
26065
Los Angeles
Newhall Ranch, ca. 1 km south of Magic Mountain amusement park and north of the powerlines NE end of Santa Susana Mtns.
396
Comment
SBBG121996
Calochortus clavatus var. gracilis
A. Parikh, N. Gale
2005-4-16
767
Los Angeles
N of Santa Clara River, 0.8 km S of intersection of Hasley Cyn Rd and Del Valle Rd
418
Comment
SBBG122075
Calochortus clavatus var. gracilis
A. Parikh, N. Gale
2003-5-20
1747
Los Angeles
N of Santa Clara River, 3 mi NW of Castaic Junction, S slopes of Hasley Cyn
385
Comment
SBBG122076
Calochortus clavatus var. gracilis
A. Parikh, N. Gale
2003-5-20
1746
Los Angeles
N of Santa Clara River, 3 mi NW of Castaic Junction, S slopes of Hasley Cyn
375
Comment
SBBG124789
Calochortus clavatus var. gracilis
A. Parikh, N. Gale
2010-4-22
2157
Los Angeles
Newhall Ranch, Long Cyn, 1.5 km N of Potrero Cyn, 1.5 km S of Del Valle
333
Comment
UCR174486
Calochortus clavatus var. gracilis
Anuja Parikh, Nathan Gale
2005-4-22
2104
Los Angeles
Western Transverse Range, Newhall Ranch (study area 51), VCC, near Castaic Creek
330
Comment Read comments Apr 9 2009
UCR149786
Calochortus plummerae
Scott D. White, Pam Devries
2004-6-14
10494 A
Los Angeles
Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges.
518
Comment
UCR162590
Calystegia macrostegia
Anuja Parikh, Nathan Gale
2004-7-12
2085
Los Angeles
NE end of Santa Susana Mtns, Newhall Ranch (study area 22), ridges south of upper Potrero Canyon
427
Comment
IRVC28598
Calystegia peirsonii
A. C. Sanders, Mark Elvin
2002-6-19
25200
Los Angeles
Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns.
282
Comment
RSA714883
Calystegia peirsonii
A. C. Sanders, Mark Elvin, et al.
2003-4-14
25967
Los Angeles
NE end of Santa Susana Mtns: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River.
351
Comment
SBBG119980
Calystegia peirsonii
A. C. Sanders, M. Elvin
2003-4-14
25967
Los Angeles
NE end of Santa Susana Mtns, Newhall Ranch, hills immediately SW of Magic Mtn, just across dirt service rd, S of Santa Clara River
351
Comment
SBBG122096
Calystegia peirsonii
A. Parikh, N. Gale
2000-4-30
1731
Los Angeles
SE of confluence of Castaic Crk and Santa Clara River, N side of Santa Susana Mtns
310
Comment
SD186168
Calystegia peirsonii
A. C. Sanders, Mark Elvin, et al.
2003-4-14
25967
Los Angeles
Newhall Ranch, hills immediately southwest of Magic Mountain.
351
Comment
UCR125156
Calystegia peirsonii
A. C. Sanders, Mark Elvin
2002-6-18
25119
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park
457
Comment
UCR125485
Calystegia peirsonii
A. C. Sanders, Mark Elvin
2003-4-14
25967
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River
351
Comment
UCR125945
Calystegia peirsonii
A. C. Sanders, Mark Elvin
2002-6-19
25200
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
366
Comment
UCR128154
Calystegia peirsonii
Mark A. Elvin, Cathleen Weigand
2003-4-7
2447
Los Angeles
Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126
297
Comment
UCR149771
Calystegia peirsonii
Scott D. White, Pam Devries
2004-5-18
10443
Los Angeles
Western Transverse Ranges, Eastern Santa Susana Mtns. West of the I-5 Fwy, c. 4 mi N of the I-5 / SH-14 jtn. and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges
518
Comment
RSA717319
Camissonia
A. C. Sanders, Mark A. Elvin
2003-4-14
25958
Los Angeles
Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt services road, south of Santa Clara River.
351
Comment
UCR127654
Camissonia
A. C. Sanders, Mark Elvin
2003-4-14
25958
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River
351
Comment
IRVC26345
Camissonia bistorta
A. C. Sanders, Andy Thompson
2003-4-15
26017
Los Angeles
Newhall Ranch, disturbed alluvial flat ca. 500 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns.
351
Comment
IRVC26465
Camissonia bistorta
A. C. Sanders, Mark Elvin, et al.
2003-3-4
25699
Los Angeles
Newhall Ranch, upper "Long Canyon," ca. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River NE end of Santa Susana Mtns.
335
Comment
UCR125407
Camissonia bistorta
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-4
25699
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, upper 'Long Canyon,' c. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River
335
Comment
UCR126567
Camissonia bistorta
A. C. Sanders, Andy Thomson
2003-4-15
26017
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, disturbed alluvial flat c. 500 ft. south of Magic Mountain theme park
351
Comment
UCR149791
Camissonia bistorta
Scott D. White, Pam Devries
2004-5-18
10440
Los Angeles
Western Transverse Ranges, Eastern Santa Susana Mtns. West of the I-5 Fwy, c. 4 mi N of the I-5 / SH-14 jtn. and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges
518
Comment
IRVC26256
Camissonia boothii subsp. decorticans
Mark A. Elvin
2003-4-9
2471
Los Angeles
Newhall Ranch Commerce Center, canyon N of SR 126 from 'Grapevine Mesa' Santa Clarita Valley
335
Comment
RSA187624
Camissonia boothii subsp. decorticans
Joseph A. Ewan
1930-5-17
5508
Los Angeles
Pico Canyon above Newhall.
549
Comment
UCR127365
Camissonia boothii subsp. decorticans
Mark A. Elvin
2003-4-9
2471
Los Angeles
Santa Clarita Valley, Newhall Ranch Commerce Center, canyon north of SR 126 from 'Grapevine Mesa
335
Comment
UCR129411
Camissonia californica
A. C. Sanders, Mark Elvin
2002-6-20
25254
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
UCR149778
Camissonia hirtella
Scott D. White, Pam Devries
2004-5-18
10432
Los Angeles
Western Transverse Ranges, Eastern Santa Susana Mtns. West of the I-5 Fwy, c. 4 mi N of the I-5 / SH-14 jtn. and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges
518
Comment
SD186261
Camissoniopsis bistorta
A. C. Sanders, Andy Thompson
2003-4-15
26017
Los Angeles
Newhall Ranch, 500 ft. south of Magic Mountain theme park.
351
Comment
UC873863
Camissoniopsis bistorta
I. W. Clokey and B. C. Templeton
1930-4-8
4693
Los Angeles
San Francisquito Canyon
700
Comment
UC874208
Camissoniopsis bistorta
I. W. Clokey and B. C. Templeton
1930-4-8
4693
Los Angeles
San Francisquito Canyon
700
Comment
UC873865
Camissoniopsis hirtella
I. W. Clokey and B. C. Templeton
1930-4-8
4642
Los Angeles
San Francisquito Canyon
900
Comment
UC874077
Camissoniopsis hirtella
I. W. Clokey and B. C. Templeton
1930-4-8
4691
Los Angeles
San Francisquito Canyon
900
Comment
UCR125427
Capsella bursa-pastoris
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-5
25712
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Grapevine Mesa' c. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon
335
Comment
RSA714513
Cardaria draba
A. C. Sanders, Andy Thompson
2003-4-15
26019
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, along the Santa Clara River, north of Magic Mountain theme park.
316
Comment
SD186147
Cardaria draba
A. C. Sanders, Andy Thompson
2003-4-15
26019
Los Angeles
Newhall Ranch, along the Santa Clara River, north of Magic Mountain theme park.
316
Comment
UCR125935
Carduus pycnocephalus
A. C. Sanders, Mark Elvin
2002-6-19
25170
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River
305
Comment
SEINET3897006
Carex alma
A. C. Sanders, Mark A. Elvin
2002-6-19
25147
Los Angeles
Ne end of Santa Susana Mtns.: Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just sourht of Santa Clara River (Val Verd 7.5').; 0
305
Comment
SEINET7549354
Carex alma
A. C. Sanders, Mark Elvin
2002-6-19
25147
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River (Val Verde 7.5' Q.)
305
Comment
UCR168038
Carex alma
A. C. Sanders, Mark A. Elvin
2002-6-19
25147
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River
305
Comment
POM180171
Castilleja affinis
J. Ewan
1930-5-17
5509
Los Angeles
Pico Canyon above Newhall.
549
Comment
UCR129406
Castilleja affinis
A. C. Sanders, Mark Elvin
2002-6-20
25248
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
CHSC14139
Castilleja exserta
L. M. Mayer; I. J. Mayer
1974-4-10
146
Los Angeles
Saugus turnoff e of Hwy 5.
Comment
RSA714913
Castilleja exserta
A. C. Sanders, Mark A. Elvin
2003-4-14
25978
Los Angeles
Santa Clara River watershed; Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank.
305
Comment
UCR125499
Castilleja exserta
A. C. Sanders, Mark Elvin
2003-4-14
25978
Los Angeles
Santa Clara River watershed, Newhall Ranch, c. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank
305
Comment
UCR125500
Castilleja exserta
A. C. Sanders, Mark Elvin
2003-4-14
25972
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River
351
Comment
UCR126591
Castilleja exserta
A. C. Sanders
2003-4-17
26069
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, c. 1 km south of Magic Mountain amusement park and north of the powerlines
442
Comment
JEPS8745
Castilleja foliolosa
I. W. Clokey and B. C. Templeton
1930-4-8
4722
Los Angeles
San Francisquito Canyon
900
Comment
JEPS8746
Castilleja foliolosa
I. W. Clokey and B. C. Templeton
1930-4-8
4721
Los Angeles
San Francisquito Canyon
800
Comment
UC885189
Castilleja foliolosa
I. W. Clokey and B. C. Templeton
1930-4-8
4721
Los Angeles
San Francisquito Canyon
800
Comment
UC885209
Castilleja foliolosa
I. W. Clokey and B. C. Templeton
1930-4-8
4722
Los Angeles
San Francisquito Canyon
900
Comment
UC885214
Castilleja foliolosa
I. W. Clokey and B. C. Templeton
1930-4-8
4695
Los Angeles
San Francisquito Canyon
800
Comment
UCR172448
Castilleja minor subsp. spiralis
Anuja Parikh, Nathan Gale
2005-7-7
2127
Los Angeles
Santa Clara River Valley, near confluence of Castaic Creek and the river, Newhall Ranch, study area 44
290
Comment
UCR172456
Castilleja subinclusa subsp. franciscana
Anuja Parikh, Nathan Gale
2005-6-2
2114
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, SW of Magic Mountain, study area 46
366
Comment
CAS-BOT-BC48739
Ceanothus crassifolius
Roxana S. Ferris
1941-3-9
10321
Los Angeles
Pico Canyon, Santa Susana Mountains, about 2 miles west of U.S. Highway #99
Comment
IRVC27306
Ceanothus crassifolius
A. C. Sanders, Mark Elvin
2003-8-7
27150
Los Angeles
Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon NE end of Santa Susana Mtns.
351
Comment
LA36843
Ceanothus crassifolius
Roxana S. Ferris;
1941-3-9
10321
Los Angeles
Santa Susana Mountains, Pico Canyon, Ca. 2 mi. W of U.S. Hwy. 99
Comment
UCR126710
Ceanothus crassifolius
A. C. Sanders, Mark Elvin
2003-8-7
27150
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon
351
Comment
GH349050
Ceanothus crassifolius var. planus
R. S. Ferris
1941-3-9
10321
Unknown
Pico Canyon, Santa Susana Mountains, about 2 miles west of U.S. HIghway #99
Comment
RSA27114
Ceanothus crassifolius var. planus
Roxana S. Ferris
1941-3-9
10321
Los Angeles
Pico Canyon, Santa Susana Mountains, about 2 miles west of US Highway #99
Comment
IRVC28846
Ceanothus cuneatus
Mark A. Elvin, Cathleen Weigand
2003-4-8
2458
Los Angeles
Newhall Ranch, flats S of confluence of Hasley Canyon with Castaic Creek Santa Clarita Valley
297
Comment
SBBG119452
Ceanothus cuneatus
M. A. Elvin, C. Weigand
2003-4-8
2458
Los Angeles
flats S of confluence of Hasley Cyn with Castaic Crk, Newhall Ranch
297
Comment
UCR127058
Ceanothus cuneatus
Mark A. Elvin, Cathleen Weigand
2003-4-8
2458
Los Angeles
Santa Clarita Valley, Newhall Ranch, flats south of confluence of Hasley Canyon with Castaic Creek
297
Comment
UC1281450
Ceanothus cuneatus var. cuneatus
unknown
1931-5-3
349
Los Angeles
San Francisquito Canyon
Comment
UC870606
Ceanothus cuneatus var. cuneatus
I. W. Clokey and B. C. Templeton
1930-4-8
4698
Los Angeles
San Francisquito Canyon
800
Comment
UC1070857
Ceanothus leucodermis
P. L. Johannsen
1934-2-17
288
Los Angeles
Pico Canyon Santa Susana quad.
640
Comment
UC1071164
Ceanothus oliganthus var. oliganthus
P. L. Johannsen
1934-2-17
289
Los Angeles
Pico Canyon Santa Susana quad.
640
Comment
UCR125942
Centaurea melitensis
A. C. Sanders, Mark Elvin
2002-6-19
25190
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
335
Comment
UCR172450
Centaurium exaltatum
Anuja Parikh, Nathan Gale
2005-7-7
2125
Los Angeles
Santa Clara River Valley, near confluence of Castaic Creek and the river, Newhall Ranch, study area 44
290
Comment
IRVC28602
Cercocarpus betuloides
A. C. Sanders, Mark Elvin
2002-6-20
25209
Los Angeles
Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park NE end of Santa Susana Mtns.
366
Comment
UCR125180
Cercocarpus betuloides
A. C. Sanders, Mark Elvin
2002-6-25
25272
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
366
Comment
UCR129428
Cercocarpus betuloides
A. C. Sanders, Mark Elvin
2002-6-20
25209
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park
457
Comment
CAS-BOT-BC142148
Cercocarpus betuloides var. betuloides
Roxana S. Ferris
1941-3-10
10326
Los Angeles
Ridge west of U.S. Highway #99 near Pico Canyon Road
472
Comment
CAS-BOT-BC142149
Cercocarpus betuloides var. betuloides
Roxana S. Ferris
1941-3-10
10325
Los Angeles
First tributary in Pico Canyon - Santa Susana Mountains, near U.S. Highway #99
411
Comment
SBBG122095
Cercocarpus betuloides var. betuloides
A. Parikh, N. Gale
2000-4-30
1730
Los Angeles
Newhall Ranch, SE of confluence of Castaic Crk and Santa Clara River, N side of Santa Susana Mtns
345
Comment
IRVC26426
Chaenactis glabriuscula
A. C. Sanders, Mark Elvin
2003-3-5
25728
Los Angeles
Newhall Ranch, "Exon Mesa," due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River NE end of Santa Susana Mtns.
335
Comment
IRVC27309
Chaenactis glabriuscula
A. C. Sanders, Mark Elvin, et al.
2003-4-14
25950
Los Angeles
Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River NE end of Santa Susana Mtns.
351
Comment
UCR125385
Chaenactis glabriuscula
A. C. Sanders, Mark Elvin
2003-3-5
25728
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Exon Mesa,' due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River
335
Comment
UCR126595
Chaenactis glabriuscula
A. C. Sanders
2003-4-16
26029
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course
366
Comment
UCR126636
Chaenactis glabriuscula
A. C. Sanders, Mark A. Elvin, and others
2003-4-16
26054
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park
396
Comment
UCR126718
Chaenactis glabriuscula
A. C. Sanders, Mark Elvin
2003-4-14
25950
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River
351
Comment
RSA732722
Chenopodium album var. album
A. C. Sanders
2002-7-20
25220
Los Angeles
NE end of Santa Ana Mtns: Santa Clara River bottom at confluence with castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river.
290
Comment
UCR127887
Chenopodium album var. lanceolatum
A. C. Sanders, Mark Elvin
2002-6-20
25220
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
IRVC28749
Chenopodium berlandieri
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25538
Los Angeles
Newhall Ranch, central Potrero Canyon, at circular cement cattle trough on south side of valley NE end of Santa Susana Mtns.
366
Comment
IRVC29001
Chenopodium berlandieri
A. C. Sanders, Mark Elvin
2002-6-25
25267
Los Angeles
Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi. SW of Castaic Junction NE end of Santa Susana Mtns.
305
Comment
RSA706654
Chenopodium berlandieri
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25538
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, central Potrero Canyon, at circular cement cattle trough on south side of valley
366
Comment
UCR125139
Chenopodium berlandieri
A. C. Sanders, Mark Elvin
2002-6-25
25267
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction
305
Comment
UCR125262
Chenopodium berlandieri
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25538
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, at circular cement cattle trough on south side of valley
366
Comment
UCR125400
Chenopodium berlandieri
A. C. Sanders, Mark Elvin
2002-6-20
25231
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
UCR126350
Chenopodium berlandieri
A. C. Sanders
2003-8-6
27115
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters
335
Comment
UCR126574
Chenopodium berlandieri
A. C. Sanders
2003-4-16
26031
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course
366
Comment
UCR127382
Chenopodium berlandieri
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25523
Los Angeles
Santa Clara River Valley, Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction
305
Comment
UCR237898
Chenopodium berlandieri
Mark A. Elvin
2003-4-22
2530
Los Angeles
Western Transverse Range, Newhall Ranch, bee site on open former oil well pad just east of Grapevine Mesa, S of Santa Clara River and Hwy 126, c. 4 mi. east of Ventura Co. line
314
Comment
RSA706649
Chenopodium botrys
A. C. Sanders, Mark Elvin
2002-6-20
25218
Los Angeles
NE end of Santa Susana Mtns.: Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river.
290
Comment
UCR129398
Chenopodium botrys
A. C. Sanders, Mark Elvin
2002-6-20
25218
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
UCR125937
Chenopodium californicum
A. C. Sanders, Mark Elvin
2002-6-19
25186
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
335
Comment
HSC95241
Chenopodium rubrum
A. C. Sanders, Mark A. Elvin, Cathleen Weigand
2002-8-1
25522
Los Angeles
Santa Clara River Valley, Newhall Ranch, large natural spring at N foot of "Airport Mesa," 0.75 mi. SW of Castaic Jct.
305
Comment
IRVC28745
Chenopodium rubrum
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25522
Los Angeles
Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi. SW of Castaic Junction Santa Clara River Valley
305
Comment
RSA683889
Chenopodium rubrum
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25522
Los Angeles
Santa Clara River Valley; Newhall Ranch, large natural spring at north foot of Airport Mesa, 0,75 mi. SW of Castaic Junction.
305
Comment
UCR127381
Chenopodium rubrum
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25522
Los Angeles
Santa Clara River Valley, Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction
305
Comment
UCR149829
Chlorogalum pomeridianum
Scott D. White, Pam Devries
2004-5-18
10407
Los Angeles
Western Transverse Ranges, Eastern Santa Susana Mtns. West of the I-5 Fwy, c. 4 mi N of the I-5 / SH-14 jtn. and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges
518
Comment
RSA712909
Chorizanthe coriacea
A. C. Sanders, Mark A. Elvin
2003-4-16
26052
Los Angeles
NE end of Santa Susana Mtns: Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park.
366
Comment
UCR126635
Chorizanthe coriacea
A. C. Sanders, Mark A. Elvin, and others
2003-4-16
26052
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park
396
Comment
UCR126690
Chorizanthe coriacea
A. C. Sanders, Andy Thomson
2003-4-15
26016
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, disturbed alluvial flat c. 500 ft. south of Magic Mountain theme park
351
Comment
SEINET11261911
Chorizanthe parryi
Mark A. Elvin
2003-6-30
2961
Los Angeles
Western Transverse Range; Santa Clarita Valley area: Newhall Ranch, west side of Grapevine Mesa, 4 km SW (2161/4) of intersection of I-5 Fwy and Hwy 126 (Val Verde 7.5' Q.); 0
366
Comment
CAS-BOT-BC168153
Chorizanthe parryi var. fernandina
A. C. Sanders; Mark A. Elvin; et al.
2003-4-16
26060
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, north of the powerlines south of Magic Mountain Parkway, near I-5 and new golf course
396
Comment
CAS-BOT-BC250939
Chorizanthe parryi var. fernandina
Mark A. Elvin; Cathleen Weigand
2003-4-8
2453
Los Angeles
Santa Clarita Valley: Newhall Ranch Commerce Center, confluence of Hasley Canyon and Castaic Creek, N of Hwy 126
319
Comment
CAS-BOT-BC250940
Chorizanthe parryi var. fernandina
Mark A. Elvin
2003-6-30
2961
Los Angeles
Western Transverse Range; Santa Clarita Valley Area: Newhall Ranch, west side of Grapevine Mesa, 4 km SW (216 deg. ) of intersection of I-5 Fwy and Hwy 126
366
Comment
CAS-BOT-BC252761
Chorizanthe parryi var. fernandina
A. C. Sanders; Mark Elvin
2003-8-7
271554
Los Angeles
Newhall Ranch, Long (Larres) Canyon a tributary of the Santa Clara River NE of Potrero Canyon, Val Verde 7.5' Q., NE end of Santa Susana Mtns.
350
Comment
CAS-BOT-BC252763
Chorizanthe parryi var. fernandina
Vipul Joshi; Mark Elvin; Tricia Wotipka
2003-6-11
2940
Los Angeles
Newhall Ranch, ridge ca 900 m SW of Airport Mesa, Val Verde 7.5' Q., N end of Santa Susana Mtns.
365
Comment
CAS-BOT-BC257278
Chorizanthe parryi var. fernandina
Mark A. Elvin
2003-4-24
2527
Los Angeles
Santa Clara River Valley: Valencia, Newhall Ranch, entrance to Magic Mountain Theme Park, survey area 62
549
Comment
IRVC27000
Chorizanthe parryi var. fernandina
A. C. Sanders, Mark A. Elvin, et al.
2003-4-16
26060
Los Angeles
Newhall Ranch, north of the powerlines south of Magic Mountain Parkway, near I-5 and new golf course NE end of Santa Susana Mtns.
366
Comment
IRVC27301
Chorizanthe parryi var. fernandina
A. C. Sanders, Mark Elvin
2003-8-7
27154
Los Angeles
Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon NE end of Santa Susana Mtns.
351
Comment
IRVC28396
Chorizanthe parryi var. fernandina
A. C. Sanders, Mark A. Elvin, et al.
2003-4-16
26060
Los Angeles
Newhall Ranch, north of the powerlines south of Magic Mountain Parkway, near I-5 and new golf course NE end of Santa Susana Mtns.
366
Comment
JEPS105689
Chorizanthe parryi var. fernandina
unknown
May 2000
Los Angeles
Newhall Ranch area S of Castaic Junction, edge of mesa S of Santa Clara River
Comment
RSA0012121
Chorizanthe parryi var. fernandina
Mark A. Elvin
2003-4-24
2527
Los Angeles
Valencia, Newhall Ranch, entrance to Magic Mountain Theme Park, survey area 62
366
Comment
RSA709771
Chorizanthe parryi var. fernandina
A. C. Sanders
2003-8-7
27154
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon
351
Comment
RSA709836
Chorizanthe parryi var. fernandina
A. C. Sanders, Mark A. Elvin
2003-4-16
26060
Los Angeles
NE end of Santa Susana Mtns: Newhall Ranch, north of the powerlines south of Magic Mountain Parkway, near I-5 and new golf course.
366
Comment
RSA714980
Chorizanthe parryi var. fernandina
Mark A. Elvin, Vipul Joshi, Tricia Wotipka
2003-6-11
2940
Los Angeles
N end of Santa Susana Mtns.: Newhall Ranch, ridge ca 900 m SW of 'Airport Mesa'
366
Comment
RSA791802
Chorizanthe parryi var. fernandina
Mark A. Elvin, Cathleen Weigand
2003-4-8
2453
Los Angeles
Santa Clarita Valley: Newhall Ranch Commerce Center, confluence of Hasley Canyon and Castaic Creek, north of highway 126.
319
Comment
RSA791803
Chorizanthe parryi var. fernandina
Mark A. Elvin
2003-6-30
2961
Los Angeles
Western Transverse Range; Santa Clarita Valley Area: Newhall Ranch, west side of Grapevine Mesa, 4 km southwest (216 degrees) of intersection of I-5 Freeway and Highway 126.
366
Comment
SBBG119985
Chorizanthe parryi var. fernandina
M. A. Elvin
2003-6-11
2940
Los Angeles
ridge ca. 900 m SW of Airport Mesa, Newhall Ranch, N end of Santa Susana Mtns
366
Comment
SBBG122080
Chorizanthe parryi var. fernandina
A. Parikh, N. Gale
2001-6-4
1736
Los Angeles
mesa N of confluence of Hasley Cyn and Castaic Crk, 1 km W of Castaic Junction, N of Hwy 126
325
Comment
SBBG122081
Chorizanthe parryi var. fernandina
A. Parikh, N. Gale
2002-5-4
1737
Los Angeles
1.5 km S of Castaic Junction, 0.5 km W of Six Flags Magic Mtn
345
Comment
SBBG122097
Chorizanthe parryi var. fernandina
A. Parikh, N. Gale
2000-5-6
1732
Los Angeles
upper slope of SW part of Grapevine Mesa, 2.5 km ESE of Del Valle, N side Santa Susana Mtns
375
Comment
SBBG124787
Chorizanthe parryi var. fernandina
A. Parikh, N. Gale
2010-4-7
2156
Los Angeles
Newhall Ranch, 1.8 km S of jct of Interstate 5 and Hwy 126
345
Comment
SBBG128649
Chorizanthe parryi var. fernandina
M. A. Elvin
2003-6-30
2961
Los Angeles
Newhall Ranch, W side of Grapevine Mesa, 4 km SW (216 deg ) of intersection of I-5 Fwy and Hwy 126
366
Comment
SBBG128650
Chorizanthe parryi var. fernandina
M. A. Elvin, C. Weigand
2003-4-8
2453
Los Angeles
Newhall Ranch Commerce Center, confluence of Hasley Cyn and Castaic Crk, N of Hwy 126
319
Comment
SBBG128665
Chorizanthe parryi var. fernandina
M. A. Elvin
2003-4-24
2527
Los Angeles
Vallencia, Newhall Ranch , entrance to Magic Mtn Theme Park, survey area 62
366
Comment
SBBG132185
Chorizanthe parryi var. fernandina
A. Parikh, N. Gale
2014-5-13
2169
Los Angeles
0.2 km S of Magic Mtn Parkway, 0.7 km W of Interstate 5; N side of Santa Susana Mtns; Newhall Ranch
360
Comment
SBBG132186
Chorizanthe parryi var. fernandina
A. Parikh, N. Gale
2014-5-13
2168
Los Angeles
1.7 km SE of Hwy 126, 1.3 km N of Potrero Cyn Rd; N side of Santa Susana Mtns; Newhall Ranch
310
Comment
SBBG132187
Chorizanthe parryi var. fernandina
A. Parikh, N. Gale
2014-5-12
2167
Los Angeles
2.9 km SE of Hwy 126, 2.1 km W of Interstate 5; N side of Santa Susana Mtns; Newhall Ranch
380
Comment
SBBG132188
Chorizanthe parryi var. fernandina
A. Parikh, N. Gale
2014-5-11
2166
Los Angeles
1.8 km SE of Hwy 126, 2.0 km W of Interstate 5; N side of Santa Susana Mtns; Newhall Ranch
400
Comment
SBBG132189
Chorizanthe parryi var. fernandina
A. Parikh, N. Gale
2014-5-11
2165
Los Angeles
1.4 km SE of Hwy 126, 1.9 km W of Interstae 5; N side of Santa Susana Mtns; Newhall Ranch
349
Comment
SBBG132190
Chorizanthe parryi var. fernandina
A. Parikh, N. Gale
2014-5-11
2164
Los Angeles
1.2 km SE of Hwy 126, 2.8 km W of Interstate 5; N side of Santa Susana Mtns; Newhall Ranch
330
Comment
SBBG132191
Chorizanthe parryi var. fernandina
A. Parikh, N. Gale
2014-5-11
2163
Los Angeles
1.2 km SE of Hwy 126, 2.4 km W of Interstate 5; N side of Santa Susana Mtns; Newhall Ranch
380
Comment
SD178202
Chorizanthe parryi var. fernandina
A. C. Sanders, Mark A. Elvin, et al.
2003-4-16
26060
Los Angeles
Northeast end of Santa Susana Mtns.: Newhall Ranch, north of the powerlines south of Magic Mountain Parkway, near I-5 and new golf course. On gentle south-facing slopes.
366
Comment
SD186287
Chorizanthe parryi var. fernandina
Mark A. Elvin
2003-6-11
2940
Los Angeles
N end of Santa Susana Mtns.: Newhall Ranch, ridge ca 900 m SW of Airport Mesa
111
Comment
SD241136
Chorizanthe parryi var. fernandina
Mark A. Elvin, Cathleen Weigand
2003-4-8
2453
Los Angeles
Santa Clarita Valley: Newhall Ranch Commerce Center, confluence of Hasley Canyon and Castaic Creek, N of Hwy 126 (Newhall 7.5'Q)
319
Comment
SD241137
Chorizanthe parryi var. fernandina
Mark A. Elvin
2003-6-30
2961
Los Angeles
Western Transverse Range; Santa Clarita Valley Area: Newhall Ranch, west side of Grapevine Mesa 4 km SW (216a^z) of intersection of I-5 Fwy and Hwy 126 (Val Verde 7.5'Q)
366
Comment
SD241924
Chorizanthe parryi var. fernandina
Mark A. Elvin
2003-4-24
2527
Los Angeles
Santa Clara River Valley: Valencia, Newhall Ranch, entrance to Magic Mountain Theme Park, survey area 62 (Newhall 7.5'Q)
477
Comment
SEINET1869741
Chorizanthe parryi var. fernandina
A. C. Sanders, Mark A. Elvin
2003-1
26060
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, north of the powerlinese south of Magic Mountain Parkway, near I-5 and new golf course.
366
Comment
SEINET1906981
Chorizanthe parryi var. fernandina
Mark A. Elvin, Vipul Joshi, Tricia Wotipka
2003-1
2940
Los Angeles
N end of Santa Susana Mtns.: Newhall Ranch, ridge ca 900 m SW of 'Airport Mesa
366
Comment
SEINET3828568
Chorizanthe parryi var. fernandina
Mark A. Elvin
2003-1
2961
Los Angeles
Western Transverse Range; Santa Clarita Valley Area: Newhall Ranch, west side of Grapevine Mesa, 4km SW (216 degrees) of intersection of I-5 Fwy and Hwy 126 (Val Verde 7.5')
366
Comment
UC1792811
Chorizanthe parryi var. fernandina
Mark A. Elvin, Vipul Joshi, Tricia Wotipka
2003-6-11
2940
Los Angeles
N end of Santa Susana Mtns.: Newhall Ranch, ridge ca 900 m SW of 'Airport Mesa'
365
Comment
UCD170165
Chorizanthe parryi var. fernandina
Mark A. Elvin
2003-6-30
2961
Los Angeles
Western Transverse Range; Santa Clarita Valley Area: Newhall Ranch, west side of Grapevine Mesa, 4 km SW (216 degrees) of intersection of I-5 Fwy and Hwy.
111
Comment
UCD170166
Chorizanthe parryi var. fernandina
Mark A. Elvin
2003-4-24
2527
Los Angeles
Santa Clara River Valley: Valencia, Newhall Ranch, entrance to Magic Mountain Theme Park, survey area 62.
366
Comment
UCD170167
Chorizanthe parryi var. fernandina
Mark A. Elvin; Cathleen Weigand
2003-4-8
2453
Los Angeles
Santa Clarita Valley: Newhall Ranch Commerce Center, confluence of Halsey Canyon and Castaic Creek, N of Hwy 126.
319
Comment
UCD99798
Chorizanthe parryi var. fernandina
Mark A. Elvin; Vipul Joshi, Tricia Wotipka
2003-6-11
2940
Los Angeles
N end of Santa Susana Mtns.: Newhall Ranch, ridge ca 900 m SW of 'Airport Mesa'.
366
Comment
UCD99811
Chorizanthe parryi var. fernandina
A. C. Sanders; Mark A. Elvin, et al.
2003-4-16
26060
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, north of the powerlines south of Magic Mountain Parkway, near I-5 and new golf course.
366
Comment
UCR125433
Chorizanthe parryi var. fernandina
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-5
25718
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Grapevine Mesa' c. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon
335
Comment
UCR126596
Chorizanthe parryi var. fernandina
A. C. Sanders, Mark Elvin (#2969)
2003-8-7
27154
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon
351
Comment
UCR126607
Chorizanthe parryi var. fernandina
A. C. Sanders, Mark A. Elvin, and others
2003-4-16
26060
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, north of the powerlines south of Magic Mountain Parkway, near I-5 and new golf course
396
Comment
UCR126776
Chorizanthe parryi var. fernandina
Mark A. Elvin, Vipul Joshi, Tricia Wotipka
2003-6-11
2940
Los Angeles
N end of Santa Susana Mtns., Newhall Ranch, ridge c. 900 m SW of 'Airport Mesa
366
Comment
UCR237902
Chorizanthe parryi var. fernandina
Mark A. Elvin, Cathleen Weigand
2003-4-8
2453
Los Angeles
Santa Clarita Valley, Newhall Ranch Commerce Center, confluence of Hasley Canyon and Castaic Creek, N of Hwy 126
319
Comment
UCR237903
Chorizanthe parryi var. fernandina
Mark A. Elvin
2003-4-24
2527
Los Angeles
Santa Clara RiverValley, Valencia, Newhall Ranch, entrance to Magic Mountain Theme Park, survey area 62
549
Comment
UCR238092
Chorizanthe parryi var. fernandina
Mark A. Elvin
2003-6-30
2961
Los Angeles
Western Transverse Range; Santa Clarita Valley Area, Newhall Ranch, west side of Grapevine Mesa, 4 km SW (216 deg. ) of intersection of I-5 Fwy and Hwy 126
366
Comment
CAS-BOT-BC244666
Chorizanthe staticoides
Samuel B. Parish
1887-6-1
1988
Los Angeles
St. Francisquito Canyon [canon]
Comment
CAS-BOT-BC244721
Chorizanthe staticoides
A. C. Sanders; Mark Elvin; et al.
2003-4-16
26045
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtsn. theme park
396
Comment
CAS-BOT-BC244726
Chorizanthe staticoides
Carl B. Wolf
1936-5-26
s.n.
Los Angeles
Santa Clara Valley, 1 mi. west of Castaic Junction
335
Comment
CAS-BOT-BC244799
Chorizanthe staticoides
Carl B. Wolf
1936-5-26
s.n.
Los Angeles
Santa Clara Valley, 1 mi. west of Castaic Junction
335
Comment
CAS-BOT-BC245249
Chorizanthe staticoides
A. C. Sanders
2003-6-18
26934
Los Angeles
N end of Santa Susana Mtns.: ridge ca 900 m SW of 'Airport Mesa,' 1 mile SW of Castaic Junction, vicinity of BM-1302 ft., Newhall Ranch. Plants of Los Angeles Co.
396
Comment
IRVC26326
Chorizanthe staticoides
A. C. Sanders, Andy Thompson
2003-4-15
26002
Los Angeles
Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns.
396
Comment
IRVC26370
Chorizanthe staticoides
A. C. Sanders, Mark A. Elvin, et al.
2003-4-16
26045
Los Angeles
Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park NE end of Santa Susana Mtns.
366
Comment
IRVC26980
Chorizanthe staticoides
A. C. Sanders, Mark A. Elvin, et al.
2003-4-16
26059
Los Angeles
Newhall Ranch, north of the powerlines south of Magic Mountain Parkway, near I-5 and new golf course NE end of Santa Susana Mtns.
366
Comment
IRVC28992
Chorizanthe staticoides
A. C. Sanders
2003-6-18
26934
Los Angeles
ridge ca 900 m SW of 'Airport Mesa,' 1 mile SW of Castaic Junction, vicinity of BM 1302 ft., Newhall Ranch N end of Santa Susana Mtns.
366
Comment
RSA17081
Chorizanthe staticoides
Carl B. Wolf
1936-5-26
7829
Los Angeles
Santa Clara Valley, 1 mi. west of Castaic Junction.
335
Comment
RSA712911
Chorizanthe staticoides
A. C. Sanders, Mark A. Elvin
2003-4-16
26045
Los Angeles
NE end of Santa Susana Mtns: Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park.
366
Comment
RSA714516
Chorizanthe staticoides
A. C. Sanders, Andy Thompson
2003-4-15
26002
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park.
396
Comment
SBBG122070
Chorizanthe staticoides
A. Parikh, N. Gale
2000-5-6
1733
Los Angeles
upper slope of SW part of Grapevine Mesa, 2.5 km ESE of Del Valle, N side Santa Susana Mtns
375
Comment
SD186289
Chorizanthe staticoides
Andy C. Sanders, Andy Thompson
2003-4-15
26002
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, ca 1000 ft. south of Magic Mountain Theme Park
395
Comment
SD186292
Chorizanthe staticoides
Andy C. Sanders, Mark A. Elvin, et al.
2003-4-16
26045
Los Angeles
NE end of Santa Susana Mts., Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park
366
Comment
UC52638
Chorizanthe staticoides
Samuel B. Parish
June 1887
1988
Los Angeles
San Francisquito Canyon
Comment
UCD99990
Chorizanthe staticoides
A. C. Sanders
2003-6-18
26934
Los Angeles
N end of Santa Susana Mtns.: ridge ca 900 m SW of 'Airport Mesa,' 1 mile SW of Castaic Junction, vicinity of BM 1302 ft., Newhall Ranch.
366
Comment
UCR125395
Chorizanthe staticoides
A. C. Sanders, Mark Elvin
2003-3-5
25744
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Exon Mesa,' due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River
335
Comment
UCR125432
Chorizanthe staticoides
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-5
25717
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Grapevine Mesa' c. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon
335
Comment
UCR126609
Chorizanthe staticoides
A. C. Sanders, Mark A. Elvin, and others
2003-4-16
26059
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, north of the powerlines south of Magic Mountain Parkway, near I-5 and new golf course
396
Comment
UCR126632
Chorizanthe staticoides
A. C. Sanders, Mark A. Elvin, and others
2003-4-16
26045
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park
396
Comment
UCR126753
Chorizanthe staticoides
A. C. Sanders, Andy Thomson
2003-4-15
26002
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park
396
Comment
UCR127012
Chorizanthe staticoides
A. C. Sanders
2003-6-18
26934
Los Angeles
N end of Santa Susana Mtns., ridge c. 900 m SW of 'Airport Mesa,' 1 mile SW of Castaic Junction, vicinity of BM 1302 ft., Newhall Ranch
396
Comment
IRVC28848
Chrysothamnus nauseosus
Mark A. Elvin, Cathleen Weigand
2003-4-8
2456
Los Angeles
Newhall Ranch, flats S of confluence of Hasley Canyon with Castaic Creek Santa Clarita Valley
297
Comment
UCR162591
Chrysothamnus nauseosus
Anuja Parikh, Nathan Gale
2004-7-12
2084
Los Angeles
NE end of Santa Susana Mtns, Newhall Ranch (study area 22), ridges south of upper Potrero Canyon
427
Comment
UCR125263
Cirsium occidentale var. californicum
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25536
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, at circular cement cattle trough on south side of valley
366
Comment
UCR125968
Cirsium occidentale var. occidentale
A. C. Sanders, Mark Elvin
2002-6-19
25161
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River
305
Comment
UCR125969
Cirsium vulgare
A. C. Sanders, Mark Elvin
2002-6-19
25162
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River
305
Comment
UCR172457
Clarkia
Anuja Parikh, Nathan Gale
2005-7-20
2147
Los Angeles
Santa Susanna Mtns., Newhall Ranch, uppermost Potrero Canyon, study area 21
488
Comment
CHSC1097
Clarkia cylindrica
E. Thomas
1964-6-12
Los Angeles
Hiway 99 near Saugus.
Comment
IRVC29658
Clarkia purpurea
Mark A. Elvin
2003-6-12
2945
Los Angeles
Newhall Ranch, S of Magic Mountain Amusement Park, W of The Old Road Santa Clarita Valley
366
Comment
UCD104887
Clarkia purpurea
A. C. Sanders; Mark A. Elvin, et al.
2003-4-14
25951
Los Angeles
NE end of Santa Susana Mtns. Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River.
351
Comment
UCR125482
Clarkia purpurea
A. C. Sanders, Mark Elvin
2003-4-14
25951
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River
351
Comment
UCR126785
Clarkia purpurea
Mark A. Elvin
2003-6-12
2945
Los Angeles
Santa Clarita Valley, Newhall Ranch, south of Magic Mountain Amusement Park, west of The Old Road
366
Comment
UCR149772
Clarkia purpurea
Scott D. White, Pam Devries
2004-5-18
10436
Los Angeles
Western Transverse Ranges, Eastern Santa Susana Mtns. West of the I-5 Fwy, c. 4 mi N of the I-5 / SH-14 jtn. and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges
518
Comment
CHSC1090
Clarkia purpurea subsp. quadrivulnera
E. Thomas
1940-5-12
Los Angeles
Highway near Saugus.
Comment
UCR126586
Clarkia speciosa
A. C. Sanders
2003-4-16
26023
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course
366
Comment
UCR125919
Clarkia unguiculata
A. C. Sanders, Mark Elvin
2002-6-19
25163
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River
305
Comment
UCR237900
Clarkia unguiculata
Mark A. Elvin
2003-4-22
2532
Los Angeles
Western Transverse Range, Newhall Ranch, bee site on open former oil well pad just east of Grapevine Mesa, S of Santa Clara River and Hwy 126, c. 4 mi. east of Ventura Co. line
314
Comment
IRVC26450
Claytonia parviflora
A. C. Sanders, Mark Elvin, et al.
2003-3-5
25724
Los Angeles
Newhall Ranch, canyon NE of "Grapevine Mesa," SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, W of "oil tanks" near BM 1073 NE end of Santa Susana Mtns.
Comment
UCR125381
Claytonia parviflora
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-5
25724
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, canyon NE of 'Grapevine Mesa,' SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, west of 'oil tanks' near BM 1073
Comment
UCR125429
Claytonia perfoliata
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-5
25714
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Grapevine Mesa' c. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon
335
Comment
UCR126589
Claytonia perfoliata
A. C. Sanders
2003-4-17
26073
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, c. 1 km south of Magic Mountain amusement park and north of the powerlines
442
Comment
RSA714879
Collinsia heterophylla
A. C. Sanders, Mark A. Elvin
2003-4-14
25977
Los Angeles
Santa Clara River watershed; Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank.
305
Comment
UCR125494
Collinsia heterophylla
A. C. Sanders, Mark Elvin
2003-4-14
25977
Los Angeles
Santa Clara River watershed, Newhall Ranch, c. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank
305
Comment
RSA0117361
Collinsia parryi
Anuja Parikh, Nathan Gale
2005-4-13
2102
Los Angeles
NE end of Santa Susana Mtns.: Long Canyon, Newhall Ranch, Study Area 31.
305
Comment
SBBG122017
Collinsia parryi
A. Parikh, N. Gale
2005-4-13
2102
Los Angeles
Long Cyn, 0.9 km N of Potrero Cyn, 1.9 km SE of Del Valle, Newhall Ranch; Santa Susana Mtns
330
Comment
SD152597
Collinsia parryi
Craig Reiser
1999-4-9
Los Angeles
Canyon ca. 1 mile west of Magic Mountain amusement park
Comment
UCR172463
Collinsia parryi
Anuja Parikh, Nathan Gale
2005-4-13
2102
Los Angeles
NE end of Santa Susana Mtns., Long Canyon, Newhall Ranch, Study Area 31
335
Comment
UCR127394
Conyza bonariensis
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25529
Los Angeles
Santa Clara River Valley, Newhall Ranch, Santa Clara River at dirt road crossing near Del Valle
274
Comment
IRVC27425
Conyza coulteri
A. C. Sanders, Mark A. Elvin
2002-8-28
25602
Los Angeles
Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusement park NE end of Santa Susana Mtns.
360
Comment
RSA692076
Conyza coulteri
A. C. Sanders, Mark A. Elvin
2002-8-28
25602
Los Angeles
NE end of Santa Susana Mts.: Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusment park
360
Comment
UCR124026
Conyza coulteri
A. C. Sanders, Mark A. Elvin
2002-8-28
25602
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusement park
360
Comment
IRVC28562
Cordylanthus rigidus
A. C. Sanders, Mark Elvin, Dave Fleitner
2003-8-6
27125
Los Angeles
Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle NE end of Santa Susana Mtns.
280
Comment
RSA0084751
Cordylanthus rigidus
A. C. Sanders, Mark A. Elvin, Dave Fleitner
2003-8-6
27125
Los Angeles
Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters.
320
Comment
UCR126352
Cordylanthus rigidus
A. C. Sanders, Mark Elvin, Dave Fleitner
2003-8-6
27125
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle
280
Comment
UCR162509
Cordylanthus rigidus subsp. setiger
Anuja Parikh, Nathan Gale
2004-9-13
2099
Los Angeles
Western Transverse Range, Santa Clara River Valley, Newhall Ranch, Castaic Creek just north of Calif. Hwy 126
290
Comment
IRVC26447
Coreopsis bigelovii
A. C. Sanders, Mark Elvin, et al.
2003-3-5
25711
Los Angeles
Newhall Ranch, "Grapevine Mesa" ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon NE end of Santa Susana Mtns.
335
Comment
RSA732534
Coreopsis bigelovii
A. C. Sanders, Mark A. Elvin, C. Weigand, M. S. Enright, M. Balk, N. Gale, A. Parikh
2003-3-5
25711
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, 'Grapevine Mesa' ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon
335
Comment
SEINET1004570
Coreopsis bigelovii
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-1
25711
Los Angeles
NE end of Santa Sussana Mtns.: Newhall Ranch, ''Grapevine Mesa'' ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon.
335
Comment
UC1119216
Coreopsis bigelovii
P. L. Johannsen
1934-3-5
314
Los Angeles
1 mi ne Castac; Santa Susana Quad.
457
Comment
UCR125435
Coreopsis bigelovii
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-5
25711
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Grapevine Mesa' c. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon
335
Comment
UCR162297
Coreopsis tinctoria
Anuja Parikh, Nathan Gale
2004-6-3
2035
Los Angeles
Newhall Ranch, along Santa Clara River (SCR sect. 4) between confluence of Castaic Creek and Castaic Junction
305
Comment
LA105286
Corethrogyne filaginifolia
Barry A. Prigge;
1988-10-8
8361
Los Angeles
Santa Susana Mountains, East Canyon, ca. 2 mi. SSE of Newhall and from the mouth of the canyon at the Old Road to ca 1/8 mi. up canyon
444
Comment
UCR125496
Crassula connata
A. C. Sanders, Mark Elvin
2003-4-14
25975
Los Angeles
Santa Clara River watershed, Newhall Ranch, c. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank
305
Comment
IRVC29006
Croton californicus
A. C. Sanders, Mark Elvin
2002-6-25
25277
Los Angeles
Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns.
274
Comment
RSA703833
Croton californicus
A. C. Sanders, Mark Elvin
2002-6-25
25277
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn.
274
Comment
UCR125173
Croton californicus
A. C. Sanders, Mark Elvin
2002-6-25
25277
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
274
Comment
UCR124028
Croton setiger
A. C. Sanders, Mark A. Elvin
2002-8-28
25596
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusement park
360
Comment
UCR125270
Croton setiger
A. C. Sanders, Mark Elvin
2002-6-18
25117
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park
457
Comment
RSA715305
Crypsis schoenoides
Anuja Parikh, Nathan Gale
2005-7-1
2121
Los Angeles
Newhall Ranch, upper Potrero Canyon, S of Santa Clara River ca. 2 mi. E of the Ventura Co. line, study area 18.
366
Comment
UCR126359
Crypsis schoenoides
A. C. Sanders, Mark Elvin, Dave Fleitner
2003-8-6
27130
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle
280
Comment
UCR172453
Crypsis schoenoides
Anuja Parikh, Nathan Gale
2005-7-1
2121
Los Angeles
Santa Susana Mtns., Newhall Ranch, upper Potrero Canyon, south of Santa Clara River c. 2 mi. east of the Ventura Co. line, study area 18
366
Comment
IRVC26354
Cryptantha corollata
A. C. Sanders, Mark A. Elvin
2003-4-16
26040
Los Angeles
Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank Santa Clara River watershed
305
Comment
IRVC26981
Cryptantha corollata
A. C. Sanders, Mark A. Elvin, et al.
2003-4-16
26061
Los Angeles
Newhall Ranch, north of the powerlines south of Magic Mountain Parkway, near I-5 and new golf course NE end of Santa Susana Mtns.
366
Comment
SD186128
Cryptantha corollata
A. C. Sanders, Mark A. Elvin
2003-4-16
26040
Los Angeles
Newhall Ranch, ca. 0.4 mile north of Highway 126, west of Castaic Creek and north of its confluence with the Santa Clara River.
305
Comment
UCR126606
Cryptantha corollata
A. C. Sanders, Mark A. Elvin, and others
2003-4-16
26061
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, north of the powerlines south of Magic Mountain Parkway, near I-5 and new golf course
396
Comment
UCR126681
Cryptantha corollata
A. C. Sanders, Mark A. Elvin
2003-4-16
26040
Los Angeles
Santa Clara River watershed, Newhall Ranch, c. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank
366
Comment
IRVC26355
Cryptantha intermedia
A. C. Sanders, Mark A. Elvin
2003-4-16
26039
Los Angeles
Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank Santa Clara River watershed
305
Comment
IRVC26464
Cryptantha intermedia
A. C. Sanders, Mark Elvin, et al.
2003-3-4
25697
Los Angeles
Newhall Ranch, upper "Long Canyon," ca. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River NE end of Santa Susana Mtns.
335
Comment
RSA712914
Cryptantha intermedia
A. C. Sanders, Mark Elvin
2003-4-16
26040
Los Angeles
Santa Clara River watershed: Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank.
305
Comment
UCR125405
Cryptantha intermedia
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-4
25697
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, upper 'Long Canyon,' c. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River
335
Comment
UCR126601
Cryptantha intermedia
A. C. Sanders, Mark A. Elvin
2003-4-16
26039
Los Angeles
Santa Clara River watershed, Newhall Ranch, c. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank
366
Comment
UCR129421
Cryptantha intermedia
A. C. Sanders, Mark Elvin
2002-6-18
25139
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Sawtooth Ridge' area c. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533
518
Comment
SD186132
Cryptantha intermedia var. johnstonii
A. C. Sanders, Mark A. Elvin
2003-4-16
26039
Los Angeles
Newhall Ranch, ca. 0.4 mile north of Highway 126, west of Castaic Creek and north of its confluence with the Santa Calar River, 0.6 mile south of Commerce Center Dr. along Franklin Parkway.
305
Comment
UC857318
Cryptantha micrantha
I. W. Clokey and B. C. Templeton
1930-4-8
4674
Los Angeles
San Francisquito Canyon
600
Comment
IRVC28850
Cryptantha micrantha var. lepida
Mark A. Elvin, Cathleen Weigand
2003-4-7
2451
Los Angeles
Newhall Ranch Commerce Center, S of Castaic Creek, N of SR 126 Santa Clarita Valley
297
Comment
UCR127092
Cryptantha micrantha var. lepida
Mark A. Elvin, Cathleen Weigand
2003-4-7
2451
Los Angeles
Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126
297
Comment
IRVC26373
Cryptantha microstachys
Anuja Parikh, Nathan Gale
2003-4-30
s.n.
Los Angeles
Castaic Junction, Newhall, SW of the junction of SR 126 and US 5, N of the Santa Clara River Santa Clarita Valley
305
Comment
IRVC28845
Cryptantha microstachys
Mark A. Elvin, Cathleen Weigand
2003-4-8
2464
Los Angeles
Newhall Ranch Commerce Center, ridge between Hasley and Castaic Creeks Santa Clarita Valley
351
Comment
RSA714914
Cryptantha microstachys
A. C. Sanders, Mark Elvin, et al.
2003-4-14
25979
Los Angeles
Santa Clara River watershed: Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank.
305
Comment
RSA726184
Cryptantha microstachys
Anuja Parikh, Nathan Gale
2003-4-30
s.n.
Los Angeles
Santa Clarita Valley: Castaic Junction, Newhall, SW of the junction of SR 126 and US5, N of the Santa Clara River
305
Comment
SEINET1869751
Cryptantha microstachys
Mark A. Elvin, Cathleen Wigand
2003-1
2464
Los Angeles
Santa Clarita Valley: Newhall Ranch Commerce Center, ridge between Hasley and Castaic Creeks.
351
Comment
UCR125493
Cryptantha microstachys
A. C. Sanders, Mark Elvin
2003-4-14
25979
Los Angeles
Santa Clara River watershed, Newhall Ranch, c. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank
305
Comment
UCR126545
Cryptantha microstachys
Anuja Parikh, Nathan Gale
2003-4-30
s.n.
Los Angeles
Santa Clarita Valley, Castaic Junction, Newhall, SW of the junction of SR 126 and US 5, north of the Santa Clara River
305
Comment
UCR127070
Cryptantha microstachys
Mark A. Elvin, Cathleen Weigand
2003-4-8
2464
Los Angeles
Santa Clarita Valley, Newhall Ranch Commerce Center, ridge between Hasley and Castaic Creeks
351
Comment
IRVC26334
Cryptantha muricata
A. C. Sanders, Andy Thompson
2003-4-15
25987
Los Angeles
Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns.
396
Comment
IRVC26363
Cryptantha muricata
A. C. Sanders, Mark A. Elvin, et al.
2003-4-16
26051
Los Angeles
Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park NE end of Santa Susana Mtns.
366
Comment
UC1063843
Cryptantha muricata
P. L. Johannsen
1934-3-5
317
Los Angeles
1 mi ne Castac; Santa Susana Quad.
426
Comment
UCR126569
Cryptantha muricata
A. C. Sanders, Andy Thomson
2003-4-15
25987
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park
396
Comment
UCR126634
Cryptantha muricata
A. C. Sanders, Mark A. Elvin, and others
2003-4-16
26051
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park
396
Comment
RSA0079599
Cryptantha muricata var. muricata
A. C. Sanders, A. Thompson
2003-4-15
25987
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park.
305
Comment
IRVC28668
Cucurbita foetidissima
A. C. Sanders, Mark Elvin, Julie M. Vanderwier, Kim Marsden
2002-6-18
25106
Los Angeles
Newhall Ranch, hills 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park NE end of Santa Susana Mtns.
335
Comment
UCR125126
Cucurbita foetidissima
A. C. Sanders, Mark Elvin, Julie M. Vanderwier, Kim Marsden
2002-6-18
25106
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park
366
Comment
UCR125266
Cucurbita foetidissima
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-7-31
25509
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, dry side canyon near its mouth on north side of road, oil production area
366
Comment
UCR126347
Cucurbita foetidissima
A. C. Sanders
2003-8-6
27118
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters
335
Comment
CHSC98203
Cuscuta californica
A. C. Sanders; Andy Thompson
2003-4-15
25992
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1000 ft south of Magic Mountain theme park. Hills.
396
Comment
IRVC26332
Cuscuta californica
A. C. Sanders, Andy Thompson
2003-4-15
25992
Los Angeles
Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns.
396
Comment
IRVC28679
Cuscuta californica
A. C. Sanders, Mark Elvin
2002-6-18
25122
Los Angeles
Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park NE end of Santa Susana Mtns.
366
Comment
UCR125159
Cuscuta californica
A. C. Sanders, Mark Elvin
2002-6-18
25122
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park
457
Comment
UCR126696
Cuscuta californica
A. C. Sanders, Andy Thomson
2003-4-15
25992
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park
396
Comment
RSA709607
Cuscuta californica var. californica
A. C. Sanders, A. Thompson
2003-4-15
25992
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park.
305
Comment
RSA703838
Cuscuta ceanothi
A. C. Sanders, Mark Elvin
2002-6-20
25222
Los Angeles
NE end of Santa Susana Mtns.: Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river.
290
Comment
RSA709769
Cuscuta ceanothi
A. C. Sanders, Mark Elvin, Dave Fleitner
2003-8-6
27144
Los Angeles
Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters.
320
Comment
RSA709747
Cuscuta pentagona
A. C. Sanders, Mark Elvin, Dave Fleitner
2003-8-6
27126
Los Angeles
Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters.
320
Comment
UCR126355
Cuscuta pentagona
A. C. Sanders, Mark Elvin, Dave Fleitner
2003-8-6
27126
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle
280
Comment
CHSC100670
Cuscuta subinclusa
A. C. Sanders; Mark Elvin, Dave Fleitner
2003-8-6
27144
Los Angeles
NE end of Santa Susana Mtns: Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle., below bluffs on south side of river.
280
Comment
IRVC27953
Cuscuta subinclusa
A. C. Sanders, Mark Elvin, Dave Fleitner
2003-8-6
27144
Los Angeles
Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle NE end of Santa Susana Mtns.
280
Comment
IRVC28607
Cuscuta subinclusa
A. C. Sanders, Mark Elvin
2002-6-20
25222
Los Angeles
Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns.
290
Comment
UCR126629
Cuscuta subinclusa
A. C. Sanders, Mark Elvin, Dave Fleitner
2003-8-6
27144
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle
280
Comment
UCR129501
Cuscuta subinclusa
A. C. Sanders, Mark Elvin
2002-6-20
25222
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
UCR162510
Cyperus difformis
Anuja Parikh, Nathan Gale
2004-9-15
2100
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 5) in vicinity of Castaic Junction
305
Comment
UCR125970
Cyperus eragrostis
A. C. Sanders, Mark Elvin
2002-6-19
25175
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River
305
Comment
RSA703842
Cyperus involucratus
A. C. Sanders, Mark A. Elvin
2002-6-20
25246
Los Angeles
NE end of Santa Susana Mtns.: Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river.
290
Comment
UCR129416
Cyperus involucratus
A. C. Sanders, Mark Elvin
2002-6-20
25246
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
IRVC28609
Cyperus odoratus
A. C. Sanders, Mark Elvin
2002-6-20
25233
Los Angeles
Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns.
290
Comment
RSA703839
Cyperus odoratus
A. C. Sanders, Mark A. Elvin
2002-6-20
25233
Los Angeles
NE end of Santa Susana Mtns.: Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river.
290
Comment
UCR129508
Cyperus odoratus
A. C. Sanders, Mark Elvin
2002-6-20
25233
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
SBBG129301
Dactyloctenium aegyptium
A. Parikh, N. Gale
2012-5-29
2160
Los Angeles
Newhall Ranch, 1.7 km SW of intersection of Interstate 5 and Hwy 126, N side of Santa Susana Mtns
320
Comment
UCR263618
Dactyloctenium aegyptium
Anuja Parikh, Nathan Gale
2012-5-29
2160
Los Angeles
Western Transverse Range; N side of Santa Susana Mountains, Newhall Ranch, 1.7 km SW of the intersection of Interstate 5 and Hwy 126
320
Comment
IRVC29582
Datisca glomerata
A. C. Sanders, Mark Elvin
2002-6-25
25283
Los Angeles
Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns.
274
Comment
UCR125166
Datisca glomerata
A. C. Sanders, Mark Elvin
2002-6-25
25283
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
274
Comment
UCR125249
Datura wrightii
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25543
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, canyon on south side of central Potrero Canyon, SSW of old ranch headquarters
396
Comment
UCR125955
Datura wrightii
A. C. Sanders, Mark Elvin
2002-6-19
25148
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River
305
Comment
UCR126615
Daucus carota
A. C. Sanders, Mark Elvin
2003-8-7
27160
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom east of Del Valle
282
Comment
SD186074
Deinandra fasciculata
Mark A. Elvin
2003-6-12
2944
Los Angeles
Newhall Ranch, south of magic Moountain Amusement Park, west of The Old Road.
366
Comment
UC68893
Deinandra fasciculata
H. M. Hall
1905-6-1
6256
Los Angeles
San Francisquito Canyon
Comment
RSA715156
Delphinium parryi
A. C. Sanders, Mark A. Elvin
2003-4-14
25982
Los Angeles
Santa Clara River watershed; Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank.
305
Comment
UCR125562
Delphinium parryi
A. C. Sanders, Mark Elvin
2003-4-14
25982
Los Angeles
Santa Clara River watershed, Newhall Ranch, c. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank
305
Comment
UCR140170
Delphinium parryi
A. C. Sanders
2003-4-17
26068
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, c. 1 km south of Magic Mountain amusement park and north of the powerlines
442
Comment
RSA726185
Descurainia obtusa subsp. adenophora
Anuja Parikh, Nathan Gale
2003-4-30
s.n.
Los Angeles
Santa Clarita Valley: Castaic Junction, Newhall, SW of the junction of SR 126 and US5, N of the Santa Clara River
305
Comment
UCR126546
Descurainia obtusa subsp. adenophora
Anuja Parikh, Nathan Gale
2003-4-30
s.n.
Los Angeles
Santa Clarita Valley, Castaic Junction, Newhall, SW of the junction of SR 126 and US 5, north of the Santa Clara River
305
Comment
IRVC26371
Descurainia pinnata subsp. halictorum
Anuja Parikh, Nathan Gale
2003-4-30
s.n.
Los Angeles
Castaic Junction, Newhall, SW of the junction of SR 126 and US 5, N of the Santa Clara River Santa Clarita Valley
305
Comment
UCR126547
Descurainia pinnata subsp. halictorum
Anuja Parikh, Nathan Gale
2003-4-30
s.n.
Los Angeles
Santa Clarita Valley, Castaic Junction, Newhall, SW of the junction of SR 126 and US 5, north of the Santa Clara River
305
Comment
UCR127017
Descurainia sophia
Mark A. Elvin, Cathleen Weigand
2003-4-7
2442
Los Angeles
Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126
297
Comment
UC450952
Dicentra chrysantha
Fay A. MacFadden
1931-4-22
2637
Los Angeles
San Francisquito Canyon
Comment
UC1133903
Dichelostemma capitatum
P. L. Johannsen
1934-3-5
318
Los Angeles
1 mi ne Castac; Santa Susana Quad.
457
Comment
UCR125417
Dichelostemma capitatum
A. C. Sanders, Mark Elvin
2003-3-5
25739
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Exon Mesa,' due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River
335
Comment
RSA732531
Dichelostemma capitatum subsp. capitatum
A. C. Sanders, M. Elvin
2003-3-5
25739
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, Exon Mesa, due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River.
335
Comment
UCR126888
Digitaria
A. C. Sanders, Mark Elvin
2002-6-20
25228
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
UCD64115
Digitaria sanguinalis
Beecher Crampton
1965-10-27
7588
Los Angeles
Ca. 2.6 miles SW of Saugus U.S. Hwy. 99.
Comment
UCR127061
Dimorphotheca sinuata
Mark A. Elvin, Cathleen Weigand
2003-4-7
2439
Los Angeles
Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126
297
Comment
UCR127064
Dimorphotheca sinuata
Mark A. Elvin, Cathleen Weigand
2003-4-8
2463
Los Angeles
Santa Clarita Valley, Newhall Ranch Commerce Center, ridge between Hasley and Castaic Creeks
351
Comment
UCR125175
Distichlis spicata
A. C. Sanders, Mark Elvin
2002-6-25
25295
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction
305
Comment
SD241166
Duchesnea indica
A. C. Sanders, Andy Thompson
2003-4-15
26010
Los Angeles
NE end of Santa Susana Mountains: Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence (Newhall 7.5'Q)
381
Comment
UCR127641
Duchesnea indica
A. C. Sanders, Andy Thomson
2003-4-15
26010
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence
396
Comment
UCR127653
Dudleya lanceolata
A. C. Sanders, Mark Elvin
2002-6-18
25133
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Sawtooth Ridge' area c. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533
518
Comment
UCD60875
Echinochloa crus-galli
Beecher Crampton
1965-10-27
7587
Los Angeles
Ca. 2.6 miles s.w. of Saugus, US Hwy 99-Interstate 5.
Comment
UCR129410
Echinochloa crus-galli
A. C. Sanders, Mark Elvin
2002-6-20
25237
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
UCR169886
Eleocharis
A. C. Sanders, Mark A. Elvin
2002-6-25
25260
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction
305
Comment
UCR163184
Eleocharis macrostachya
Anuja Parikh, Nathan Gale
2004-6-16
2047
Los Angeles
Western Transverse Range, Santa Clara River Valley, Newhall Ranch, Castaic Creek north of Calif. Hwy 126 and SW of Commerce Center Dr.
290
Comment
IRVC29011
Eleocharis parishii
A. C. Sanders, Mark Elvin
2002-6-25
25287
Los Angeles
Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns.
274
Comment
UCR125148
Eleocharis parishii
A. C. Sanders, Mark Elvin
2002-6-25
25287
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
274
Comment
UCR162638
Eleocharis rostellata
Anuja Parikh, Nathan Gale
2004-6-17
2051
Los Angeles
Santa Clara River Valley, Newhall Ranch (study area 44) in vicinity of confluence of Castaic Creek and Santa Clara River
290
Comment
UCR169506
Eleocharis rostellata
A. C. Sanders, Mark Elvin
2002-6-25
25260
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction
305
Comment
UCR126358
Eleusine indica
A. C. Sanders, Mark Elvin, Dave Fleitner
2003-8-6
27132
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle
280
Comment
IRVC28586
Elymus condensatus
A. C. Sanders, Mark Elvin
2002-6-19
25179
Los Angeles
Newhall Ranch, head of "Adobe Cyn." and pass into "Long Cyn." 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns.
335
Comment
UCR125918
Elymus condensatus
A. C. Sanders, Mark Elvin
2002-6-19
25179
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, head of 'Adobe Cyn.' and pass into 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
335
Comment
UCR127406
Elymus condensatus
A. C. Sanders, M. S. Enright
2002-8-8
25573
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, lower slopes on the south side of Potrero Canyon, below the dirt road to bench mark 1804
457
Comment
IRVC28575
Elymus glaucus
A. C. Sanders, Mark Elvin
2002-6-19
25151
Los Angeles
Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River NE end of Santa Susana Mtns.
305
Comment
UCR125958
Elymus glaucus
A. C. Sanders, Mark Elvin
2002-6-19
25151
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River
305
Comment
IRVC28650
Elymus triticoides
A. C. Sanders, Mark Elvin
2002-6-25
25263
Los Angeles
Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi. SW of Castaic Junction NE end of Santa Susana Mtns.
305
Comment
UCR125184
Elymus triticoides
A. C. Sanders, Mark Elvin
2002-6-25
25263
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction
305
Comment
UCR126723
Emmenanthe penduliflora
A. C. Sanders, Mark Elvin
2003-4-14
25968
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River
351
Comment
UCR129425
Emmenanthe penduliflora
A. C. Sanders, Mark Elvin
2002-6-20
25211
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park
457
Comment
UCR146344
Emmenanthe penduliflora
James Henrickson
1985-3-30
19773
Los Angeles
Western Transverse Range, c. 3 air miles NNW of Newhall in proposed North Hills development just north of Santa Clara River and just east of San Francisquito Creek
381
Comment
IRVC26983
Encelia actoni
A. C. Sanders
2003-4-17
26064
Los Angeles
Newhall Ranch, ca. 1 km south of Magic Mountain amusement park and north of the powerlines NE end of Santa Susana Mtns.
396
Comment
UCR126581
Encelia actoni
A. C. Sanders
2003-4-17
26064
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, c. 1 km south of Magic Mountain amusement park and north of the powerlines
442
Comment
UCR146346
Encelia actoni
James Henrickson
1985-3-30
19778
Los Angeles
Western Transverse Range, c. 3 air miles NNW of Newhall in proposed North Hills development just north of Santa Clara River and just east of San Francisquito Creek
381
Comment
UCR129429
Encelia californica
A. C. Sanders, Mark Elvin
2002-6-20
25206
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park
457
Comment
UCR129430
Epilobium canum
A. C. Sanders, Mark Elvin
2002-6-20
25207
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park
457
Comment
UCR125947
Epilobium ciliatum
A. C. Sanders, Mark Elvin
2002-6-19
25173
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River
305
Comment
UCR126716
Epilobium ciliatum
A. C. Sanders, Mark Elvin, Dave Fleitner
2003-8-6
27147
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle
280
Comment
CAS-BOT-BC167380
Equisetum hyemale
A. C. Sanders; Mark A. Elvin
2002-8-26
25583
Los Angeles
Northeastern Santa Susana Mtns./Santa Clara River Watershed: Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near Airport Mesa
305
Comment
IRVC28718
Equisetum hyemale
A. C. Sanders, Mark A. Elvin
2002-8-26
25583
Los Angeles
Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near "Airport Mesa" Northeastern Santa Susana Mtns./Santa Clara River Watershed
305
Comment
UCR126841
Equisetum hyemale
A. C. Sanders, Mark A. Elvin
2002-8-26
25583
Los Angeles
Northeastern Santa Susana Mtns./Santa Clara River Watershed, Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near 'Airport Mesa
305
Comment
RSA714717
Equisetum hyemale var. affine
A. C. Sanders, Mark Elvin
2002-8-26
25583
Los Angeles
Northeastern Santa Susana Mtns./Santa Clara River Watershed: Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near Airport Mesa
305
Comment
UCR126361
Eragrostis
A. C. Sanders, Mark Elvin, Dave Fleitner
2003-8-6
27128
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle
280
Comment
SBBG129300
Eragrostis barrelieri
A. Parikh, N. Gale
2012-5-29
2161
Los Angeles
Newhall Ranch, 1.7 km SW of intersection of Interstate 5 and Hwy 126, N side of Santa Susana Mtns
320
Comment
UCR163104
Eragrostis barrelieri
Anuja Parikh, Nathan Gale
2004-6-3
2039
Los Angeles
Newhall Ranch, along Santa Clara River (SCR sect. 4) between confluence of Castaic Creek and Castaic Junction
305
Comment
UCD33021
Eragrostis cilianensis
Beecher Crampton
1965-10-27
7591
Los Angeles
ca. 2.6 miles S.W. of Saugus, US Hwy. 99.
Comment
UCD62980
Eragrostis cilianensis
Beecher Crampton
1965-10-27
7591
Los Angeles
Ca. 2.6 miles s. w. of Saugus, US Hwy. 99.
Comment
IRVC28750
Eragrostis mexicana
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25534
Los Angeles
Newhall Ranch, "Potrero Mesa," north of the mouth of Potrero Canyon, above the Santa Clara River NE end of Santa Susana Mtns.
366
Comment
UCR125248
Eragrostis mexicana
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25534
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, "Potrero Mesa,' north of the mouth of Potrero Canyon, above the Santa Clara River
366
Comment
UCR162288
Eragrostis mexicana
Anuja Parikh, Nathan Gale
2004-6-2
2029
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek
290
Comment
UCD33019
Eragrostis mexicana subsp. virescens
Beecher Crampton
1965-10-27
7589
Los Angeles
Los Angeles County, ca. 2.6 miles S.W. of Saugus, US Hwy. 99.
Comment
UCD63547
Eragrostis mexicana subsp. virescens
Beecher Crampton
1965-10-27
7589
Los Angeles
ca. 2.6 miles s.w. of Saugus, US Hwy. 99.
Comment
SEINET239013
Eragrostis orcuttiana
Beecher Crampton
1965-10-27
7589
Los Angeles
Ca. 2.6 miles southwest of Saugus US Hwy 99
Comment
UCD64310
Eragrostis pectinacea
Beecher Crampton
1965-10-27
7592
Los Angeles
Los Angeles County, ca. 2.6 miles S.W. of Saugus, US Hwy. 99.
Comment
SBBG129299
Eragrostis pectinacea var. pectinacea
A. Parikh, N. Gale
2012-5-29
2162
Los Angeles
Newhall Ranch, 1.7 km SW of intersection of Interstate 5 and Hwy 126, N side of Santa Susana Mtns
320
Comment
UCD33022
Eragrostis pectinacea var. pectinacea
Beecher Crampton
1965-10-27
7592
Los Angeles
Los Angeles County, ca. 2.6 miles S.W. of Saugus, US Hwy. 99.
Comment
UCR163174
Eragrostis pectinacea var. pectinacea
Anuja Parikh, Nathan Gale
2004-6-2
2027
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek
290
Comment
RSA0105908
Eriastrum densifolium subsp. austromontanum
K. C. Zakar
1969-07
s.n.
Los Angeles
San Francisquito Canyon, Saugus.
305
Comment
UCSB23330
Eriastrum densifolium subsp. austromontanum
McPherson, J.
1966-5-24
Los Angeles
Santa Clara River bed, about 0.75 mi. west of Saugus on Saugus-Castaic Road
304
Comment
UCR125939
Eriastrum densifolium subsp. densifolium
A. C. Sanders, Mark Elvin
2002-6-19
25184
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
335
Comment
UCR162373
Eriastrum densifolium subsp. densifolium
Anuja Parikh, Nathan Gale
2004-6-16
2045
Los Angeles
Western Transverse Range, Santa Clara River Valley, Newhall Ranch, Castaic Creek north of Calif. Hwy 126 and SW of Commerce Center Dr.
290
Comment
IRVC28993
Eriastrum sapphirinum
A. C. Sanders
2003-6-18
26935
Los Angeles
ridge ca 900 m SW of 'Airport Mesa,' 1 mile SW of Castaic Junction, vicinity of BM 1302 ft., Newhall Ranch N end of Santa Susana Mtns.
366
Comment
SBBG122105
Eriastrum sapphirinum
A. Parikh, N. Gale
2005-6-2
2149
Los Angeles
2.2 km W of jct of Interstate 5 and Valencia Blvd, 1.4 km S of Six Flags Magic Mtn, N side of Santa Susana Mtns
390
Comment
UCR127013
Eriastrum sapphirinum
A. C. Sanders
2003-6-18
26935
Los Angeles
N end of Santa Susana Mtns., ridge c. 900 m SW of 'Airport Mesa,' 1 mile SW of Castaic Junction, vicinity of BM 1302 ft., Newhall Ranch
396
Comment
UCR129423
Eriastrum sapphirinum
A. C. Sanders, Mark Elvin
2002-6-18
25137
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Sawtooth Ridge' area c. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533
518
Comment
UCR149805
Eriastrum sapphirinum
Scott D. White, Pam Devries
2004-6-14
10502
Los Angeles
Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges.
518
Comment
JEPS31285
Ericameria linearifolia
I. W. Clokey and B. C. Templeton
1930-4-8
4717
Los Angeles
San Francisquito Canyon
700
Comment
UC830491
Ericameria linearifolia
I. W. Clokey and B. C. Templeton
1930-4-8
4717
Los Angeles
San Francisquito Canyon
700
Comment
CHSC36045
Ericameria nauseosa var. mohavensis
James Henrickson
1972-11-2
8105
Los Angeles
8 mi. NW of Newhall, NW of jct. of Hwy. 5 and Hasley Cyn. Rd. On ridges above fields.
365
Comment
HSC79917
Ericameria nauseosa var. mohavensis
James Henrickson
1972-11-2
8105
Los Angeles
8 mi. NW of Newhall, NW of jct. of Hwy. 5 & Hasley Cyn. Rd.
366
Comment
SD108948
Ericameria pachylepis
James Henrickson
1972-11-2
8093
Los Angeles
4 miles north of Newhall in Mayo Hospital site at mcBean Parkway near Orchard Village Road.
370
Comment
CHSC34435
Ericameria palmeri var. pachylepis
James Henrickson
1972-11-2
8096
Los Angeles
8 mi. NW of Newhall, NW of jct. of Hwy. 5 and Hasley Cyn. Rd. Hillside above fields.
365
Comment
CHSC34584
Ericameria palmeri var. pachylepis
James Henrickson
1972-11-2
8093
Los Angeles
4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd. Above field.
371
Comment
HSC79887
Ericameria palmeri var. pachylepis
James Henrickson
1972-11-2
8093
Los Angeles
4 mi. N of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Road
366
Comment
IRVC28596
Ericameria palmeri var. pachylepis
A. C. Sanders, Mark Elvin
2002-6-19
25194 B
Los Angeles
Newhall Ranch, "Long Cyn." 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns.
335
Comment
IRVC28728
Ericameria palmeri var. pachylepis
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-7-31
25507
Los Angeles
Newhall Ranch, central Potrero Canyon, dry side canyon near its mouth on north side of road, NE of bench mark 1205 NE end of Santa Susana Mtns.
366
Comment
LA105288
Ericameria palmeri var. pachylepis
Barry A. Prigge;
1988-10-8
8377
Los Angeles
Santa Susana Mountains, East Canyon, ca 2 mi. SSE of Newhall and about 1/8 mi. up the canyon from the Old Road
444
Comment
RSA703837
Ericameria palmeri var. pachylepis
A. C. Sanders, Mark A. Elvin
2002-6-19
25194 B
Los Angeles
NE end of Santa Susana Mtn.; Newhall Ranch, head of Adobe Cyn. and pass into Long Cyn. 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn.
335
Comment
SBBG62870
Ericameria palmeri var. pachylepis
R. Hoffmann
1928-6-27
Los Angeles
ca. 2 mi S of Castaic
Comment
UC1518709
Ericameria palmeri var. pachylepis
James Henrickson
1972-11-2
8093
Los Angeles
4 mi n Newhall (in Mayo Hospital site at McBean Parkway near Orchard Village Rd.)
371
Comment
UCR125237
Ericameria palmeri var. pachylepis
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-7-31
25507
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, dry side canyon near its mouth on north side of road, NE of bench mark 1205
396
Comment
UCR129503
Ericameria palmeri var. pachylepis
A. C. Sanders, Mark Elvin
2002-6-19
25194 B
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
335
Comment
UCR45807
Ericameria palmeri var. pachylepis
James Henrickson
1972-11-2
8093
Los Angeles
4 mi. north of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Road
366
Comment
HSC79921
Ericameria pinifolia
James Henrickson
1973-11-2
8094
Los Angeles
8 mi. NW of Newhall on Chaparral hillside above fields NW of junction of Hwy. 5 and Hasley Cyn. Rd.
366
Comment
IRVC28588
Ericameria pinifolia
A. C. Sanders, Mark Elvin
2002-6-19
25183
Los Angeles
Newhall Ranch, "Long Cyn." 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns.
335
Comment
RSA292490
Ericameria pinifolia
James Henrickson
1973-11-2
8094
Los Angeles
8 miles NW of Newhall on Chaparral hillside above fields Nw of jct of Hwy 5 & Hasley Canyon road.
366
Comment
RSA695389
Ericameria pinifolia
A. C. Sanders, Mark A. Elvin
2002-6-19
25183
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, Long Cyn. 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn.
335
Comment
UCR125929
Ericameria pinifolia
A. C. Sanders, Mark Elvin
2002-6-19
25183
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
335
Comment
UCR149834
Ericameria pinifolia
Scott D. White, Pam Devries
2004-5-18
10403
Los Angeles
Western Transverse Ranges, Eastern Santa Susana Mtns. West of the I-5 Fwy, c. 4 mi N of the I-5 / SH-14 jtn. and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges
518
Comment
IRVC29003
Erigeron foliosus
A. C. Sanders, Mark Elvin
2002-6-25
25270
Los Angeles
Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns.
366
Comment
UCR125176
Erigeron foliosus
A. C. Sanders, Mark Elvin
2002-6-25
25270
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
366
Comment
A402846
Eriodictyon crassifolium
R. V. Moran
1941-5-17
863
Unknown
Pico Canyon, north of San Fernando
Comment
CAS-BOT-BC189069
Eriodictyon crassifolium
Reid Moran
1941-5-17
863
Los Angeles
Pico Canyon, N of San Fernando
Comment
HSC13529
Eriodictyon crassifolium
David Porter
1965-4-24
Los Angeles
5 mi. W of Newhall on Pico Canyon Rd., Newhall
610
Comment
IRVC28595
Eriodictyon crassifolium var. nigrescens
A. C. Sanders, Mark Elvin
2002-6-19
25193
Los Angeles
Newhall Ranch, "Long Cyn." 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns.
335
Comment
JEPS57328
Eriodictyon crassifolium var. nigrescens
L. R. Heckard
1968-5-11
1848
Los Angeles
about 1 mi w of Interstate 5 Pico Canyon (Pico Canyon)
457
Comment
RSA26288
Eriodictyon crassifolium var. nigrescens
Reid V. Moran
1941-5-17
863
Los Angeles
Pico Canyon, north of San Fernando.
600
Comment
UC127210
Eriodictyon crassifolium var. nigrescens
H. M. Hall and H. P. Chandler
1906-6-12
7400
Los Angeles
San Francisquito Canyon
914
Comment
UC144150
Eriodictyon crassifolium var. nigrescens
H. M. Hall and H. P. Chandler
1906-6-12
7400
Los Angeles
San Francisquito Canyon
914
Comment
UC666537
Eriodictyon crassifolium var. nigrescens
Reid Moran
1941-5-17
863
Los Angeles
n San Fernando (Pico Canyon); , n of San Fernando
600
Comment
UCR125932
Eriodictyon crassifolium var. nigrescens
A. C. Sanders, Mark Elvin
2002-6-19
25193
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
335
Comment
UCR238105
Eriodictyon crassifolium var. nigrescens
Mark A. Elvin, Julie M. Vanderwier
2002-5-9
2017
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, near entrance of Magic Mountain amusement park
351
Comment
UCR126689
Eriogonum angulosum
A. C. Sanders
2003-4-16
26024
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course
366
Comment
UCR127671
Eriogonum angulosum
Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz
2003-8-14
3007
Los Angeles
Santa Clarita Valley, Newhall Ranch, mouth of Castaic Creek, south of SR 126
290
Comment
IRVC27938
Eriogonum baileyi var. baileyi
Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz
2003-8-14
3003
Los Angeles
Newhall Ranch, mouth of Castaic Creek, S of SR 126 Santa Clarita Valley
290
Comment
IRVC28810
Eriogonum baileyi var. baileyi
A. C. Sanders, Mark Elvin
2002-6-20
25253
Los Angeles
Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns.
290
Comment
RSA709375
Eriogonum baileyi var. baileyi
A. C. Sanders, Mark A. Elvin
2002-6-20
25253
Los Angeles
NE end of Santa Susana Mtns.: Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river.
290
Comment
SD178198
Eriogonum baileyi var. baileyi
A. C. Sanders, Mark Elvin
2002-6-20
25253
Los Angeles
Northeast end of Santa Susana Mtns.: Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river.
289
Comment
SD234490
Eriogonum baileyi var. baileyi
Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz
2003-8-14
3003
Los Angeles
Santa Carita Valley: Newhall Ranch, mouth of Castaic Creek, S of SR 126.
289
Comment
SEINET1004569
Eriogonum baileyi var. baileyi
Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz
2003-1
3003
Los Angeles
Santa Clarita Valley: Newhall Ranch, mouth of Castaic Creek, S of SR 126.
290
Comment
UCR127655
Eriogonum baileyi var. baileyi
A. C. Sanders
2003-8-6
27124
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle
280
Comment
UCR127662
Eriogonum baileyi var. baileyi
A. C. Sanders, Mark Elvin
2002-6-20
25253
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
UCR128094
Eriogonum baileyi var. baileyi
Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz
2003-8-14
3003
Los Angeles
Santa Clarita Valley, Newhall Ranch, mouth of Castaic Creek, south of SR 126
290
Comment
UCR172447
Eriogonum baileyi var. baileyi
Anuja Parikh, Nathan Gale
2005-7-7
2128
Los Angeles
Santa Clara River Valley, near confluence of Castaic Creek and the river, Newhall Ranch, study area 44
290
Comment
IRVC27202
Eriogonum brachyanthum
A. C. Sanders, Mark Elvin
2002-6-20
25255
Los Angeles
Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns.
290
Comment
UCR127663
Eriogonum brachyanthum
A. C. Sanders, Mark Elvin
2002-6-20
25255
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
UCR127664
Eriogonum brachyanthum
A. C. Sanders, Mark Elvin
2002-6-20
25256
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
HSC79862
Eriogonum cithariforme
James Henrickson
1972-11-2
8088
Los Angeles
4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd
372
Comment
RSA766380
Eriogonum cithariforme
Joseph A. Ewan
1930-5-17
5505
Los Angeles
Pico Canyon above Newhall
549
Comment
SD108970
Eriogonum cithariforme
James Henrickson
1972-11-2
8088
Los Angeles
4 mi. N of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Road
372
Comment
SD212686
Eriogonum cithariforme
Anuja Parikh, Nathan Gale
2005-7-5
2123
Los Angeles
Santa Susana Mountains: Newhall Ranch, slopes South of upper Potrero Canyon, South of Santa Clara River circa 2 miles East of the Ventura County line, study area 19
366
Comment
UCR174490
Eriogonum cithariforme
Anuja Parikh, Nathan Gale
2005-7-5
2123
Los Angeles
Santa Susana Mtns., Newhall Ranch, slopes south of upper Potrero Canyon, south of Santa Clara River c. 2 mi. east of the Ventura Co. line, study area 19
396
Comment
UCR127649
Eriogonum cithariforme var. agninum
A. C. Sanders, M. S. Enright, Mark Elvin, Cathleen Weigand
2002-8-8
25579
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, ridgetops on the south side of Potrero Canyon, above the dirt road to bench mark 1804, north of East Fork Salt Canyon
549
Comment
UCR162298
Eriogonum covilleanum
Anuja Parikh, Nathan Gale
2004-6-2
2034
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek
290
Comment
HSC79889
Eriogonum elongatum
James Henrickson
1972-11-2
8083
Los Angeles
4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd
372
Comment
SEINET6417990
Eriogonum elongatum
James Henrickson
1972-11-2
8098
Los Angeles
8 miles NW of Newhall, ca. 1 mile W of Highway 5 on grassy slopes above Hasley Cyn. Rd.
366
Comment
SEINET6418003
Eriogonum elongatum
James Henrickson
1972-11-2
8083
Los Angeles
4 miles N of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Road
372
Comment
CHSC35342
Eriogonum elongatum var. elongatum
James Henrickson
1972-11-2
8083
Los Angeles
4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd.
371
Comment
CHSC36043
Eriogonum elongatum var. elongatum
James Henrickson
1972-11-2
8098
Los Angeles
8 mi. NW of Newhall, ca. 1 mi. W. of Hwy. 5 on grassy slopes above Hasley Cyn. Rd.
365
Comment
RSA292657
Eriogonum elongatum var. elongatum
James Henrickson
1972-11-2
8083
Los Angeles
4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd.
372
Comment
SD108962
Eriogonum elongatum var. elongatum
James Henrickson
1972-11-2
8083
Los Angeles
4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd.
372
Comment
IRVC28667
Eriogonum fasciculatum subsp. foliolosum
A. C. Sanders, Mark Elvin, Julie M. Vanderwier, Kim Marsden
2002-6-18
25105
Los Angeles
Newhall Ranch, hills 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park NE end of Santa Susana Mtns.
335
Comment
UCR125127
Eriogonum fasciculatum subsp. foliolosum
A. C. Sanders, Mark Elvin, Julie M. Vanderwier, Kim Marsden
2002-6-18
25105
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park
366
Comment
UCR162640
Eriogonum fasciculatum subsp. polifolium
Anuja Parikh, Nathan Gale
2004-6-17
2050
Los Angeles
Santa Clara River Valley, Newhall Ranch (study area 44) in vicinity of confluence of Castaic Creek and Santa Clara River
290
Comment
IRVC26963
Eriogonum fasciculatum var. fasciculatum
Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz
2003-8-14
2998
Los Angeles
Newhall Ranch, mouth of Castaic Creek, S of SR 126 Santa Clarita Valley
290
Comment
UCR125235
Eriogonum fasciculatum var. foliolosum
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-7-31
25505
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, dry side canyon near its mouth on north side of road, NE of bench mark 1205
396
Comment
UCR125236
Eriogonum fasciculatum var. foliolosum
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-7-31
25506
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, dry side canyon near its mouth on north side of road, NE of bench mark 1205
396
Comment
UCR125927
Eriogonum fasciculatum var. foliolosum
A. C. Sanders, Mark Elvin
2002-6-19
25195
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
366
Comment
UCR128002
Eriogonum fasciculatum var. foliolosum
Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz
2003-8-14
2998
Los Angeles
Santa Clarita Valley, Newhall Ranch, mouth of Castaic Creek, south of SR 126
290
Comment
UC635080
Eriogonum fasciculatum var. polifolium
Herbert L. Mason
1926-4-26
2962
Los Angeles
4 mi w Saugus
Comment
CAS-BOT-BC175235
Eriogonum gracile
A. C. Sanders
2003-7-15
27099
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, Magic Mountain area, 0.9 mi. south of Castaic Junction, west of water tanks
335
Comment
CHSC34583
Eriogonum gracile
James Henrickson
1972-11-2
8088
Los Angeles
4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd. In agricultural field.
371
Comment
RSA713828
Eriogonum gracile
A. C. Sanders
2003-7-15
27099
Los Angeles
NE end of Santa Susana Mtns: Newhall Ranch, Magic Mountain area, 0.9 mi. south of Castaic Junction, west of 'water tanks'.
335
Comment
UCR124027
Eriogonum gracile
A. C. Sanders, Mark A. Elvin
2002-8-28
25601
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusement park
360
Comment
UCR133644
Eriogonum gracile
A. C. Sanders
2003-7-15
27099
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Magic Mountain area, 0.9 mi. south of Castaic Junction, west of 'water tanks
335
Comment
SEINET11038904
Eriogonum gracile var. cithariforme
James Henrickson
1972-11-2
8088
Los Angeles
4 miles N of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Road
372
Comment
IRVC26930
Eriogonum gracile var. gracile
Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz
2003-8-14
3002
Los Angeles
Newhall Ranch, mouth of Castaic Creek, S of SR 126 Santa Clarita Valley
290
Comment
IRVC28801
Eriogonum gracile var. gracile
A. C. Sanders
2003-8-4
27104
Los Angeles
Newhall Ranch, canyon in low hills north of Potrero Canyon NE end of Santa Susana Mtns.
305
Comment
IRVC28808
Eriogonum gracile var. gracile
A. C. Sanders, Mark Elvin
2002-6-18
25136
Los Angeles
Newhall Ranch, "Sawtooth Ridge" area ca. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533 NE end of Santa Susana Mtns.
366
Comment
RSA292520
Eriogonum gracile var. gracile
James Henrickson
1972-11-2
8088
Los Angeles
4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd.
372
Comment
SEINET7856441
Eriogonum gracile var. gracile
M. A. Elvin, Tricia Wotipka, Scott Boczkiewicz
2003-8-14
3002
Los Angeles
Santa Clarita Valley; Newhall Ranch, mouth of Castaic Creek, south of SR 126
290
Comment
SEINET7862092
Eriogonum gracile var. gracile
A. C. Sanders
2003-8-4
27104
Los Angeles
NE end of Santa Susana Mtns.; [Newhall Ranch, canyon in low hills north of Potrero Canyon.]
305
Comment
UCR127657
Eriogonum gracile var. gracile
A. C. Sanders
2003-8-4
27104
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, canyon in low hills north of Potrero Canyon
305
Comment
UCR127659
Eriogonum gracile var. gracile
A. C. Sanders, Mark Elvin
2002-6-20
25216
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
UCR127661
Eriogonum gracile var. gracile
A. C. Sanders, Mark Elvin
2002-6-18
25136
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Sawtooth Ridge' area c. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533
518
Comment
UCR127668
Eriogonum gracile var. gracile
A. C. Sanders
2003-6-18
26936
Los Angeles
N end of Santa Susana Mtns., ridge c. 900 m SW of 'Airport Mesa,' 1 mile SW of Castaic Junction, vicinity of BM 1302 ft., Newhall Ranch
396
Comment
UCR127672
Eriogonum gracile var. gracile
Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz
2003-8-14
3002
Los Angeles
Santa Clarita Valley, Newhall Ranch, mouth of Castaic Creek, south of SR 126
290
Comment
UCR163176
Eriogonum gracillimum
Anuja Parikh, Nathan Gale
2004-6-16
2048
Los Angeles
Western Transverse Range, Santa Clara River Valley, Newhall Ranch, Castaic Creek north of Calif. Hwy 126 and SW of Commerce Center Dr.
290
Comment
CHSC36053
Eriogonum roseum
James Henrickson
1972-11-2
8087
Los Angeles
4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd.
371
Comment
HSC79869
Eriogonum roseum
James Henrickson
1972-11-2
8087
Los Angeles
4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd
372
Comment
RSA292457
Eriogonum roseum
James Henrickson
1972-11-2
8087
Los Angeles
4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd.
372
Comment
SD108955
Eriogonum roseum
James Henrickson
1972-11-2
8087
Los Angeles
4 mi. N. of Newhall in Mayo Hospital site at Mc Bean Parkway near Orchard Village Rd.
372
Comment
UCR129424
Eriophyllum confertiflorum
A. C. Sanders, Mark Elvin
2002-6-20
25212
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park
457
Comment
UC566762
Eriophyllum confertiflorum var. confertiflorum
H. L. Mason
1926-4-26
2957
Los Angeles
4 mi w Saugus
Comment
UC1130275
Erodium cicutarium
P. L. Johannsen
1934-3-5
313
Los Angeles
1 mi ne Castac; Santa Susana Quad.
457
Comment
UCR125392
Erodium cicutarium
A. C. Sanders, Mark Elvin
2003-3-5
25741
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Exon Mesa,' due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River
335
Comment
UCR125391
Erodium moschatum
A. C. Sanders, Mark Elvin
2003-3-5
25740
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Exon Mesa,' due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River
335
Comment
CAS-BOT-BC5934
Eschscholzia picta
Samuel Bonsal Parish
1887-6-1
1952
Los Angeles
San Francisquito Canyon, Los Angeles Co.
Comment
IRVC26455
Eucrypta chrysanthemifolia
A. C. Sanders, Mark A. Elvin, et al.
2003-3-5
25721
Los Angeles
Newhall Ranch, canyon NE of "Grapevine Mesa," SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, W of "oil tanks" near BM 1073 NE end of Santa Susana Mtns.
Comment
RSA0128960
Eucrypta chrysanthemifolia
A. C. Sanders, Mark A. Elvin
2003-4-14
25980
Los Angeles
Santa Clara River watershed; Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank.
305
Comment
RSA725905
Eucrypta chrysanthemifolia
A. C. Sanders, Mark A. Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-5
25721
Los Angeles
NE end of Santa Susand Mtns.: Newhall Ranch, canyon NE of Grapevine Mesa, SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, W of oil tanks near BM 1073.
Comment
UCR125378
Eucrypta chrysanthemifolia
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-5
25721
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, canyon NE of 'Grapevine Mesa,' SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, west of 'oil tanks' near BM 1073
Comment
UCR125492
Eucrypta chrysanthemifolia
A. C. Sanders, Mark Elvin
2003-4-14
25980
Los Angeles
Santa Clara River watershed, Newhall Ranch, c. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank
305
Comment
SBBG120062
Eucrypta chrysanthemifolia var. chrysanthemifolia
A. C. Sanders
2003-4-14
25980
Los Angeles
Newhall Ranch, ca. 0.4 mi N of St Hwy 126, W of Castaic Crk and N of its confluence with Santa Clara River, 0.6 mi S of Commerce Center Drive along Franklin Parkway
305
Comment
JEPS33741
Eulobus californicus
I. W. Clokey and B. C. Templeton
1930-4-8
5357
Los Angeles
San Francisquito Canyon
800
Comment
UC874262
Eulobus californicus
I. W. Clokey and B. C. Templeton
1930-4-8
5357
Los Angeles
San Francisquito Canyon
800
Comment
IRVC28683
Euphorbia albomarginata
A. C. Sanders, Mark Elvin
2002-6-18
25130
Los Angeles
Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park NE end of Santa Susana Mtns.
366
Comment
UCR125152
Euphorbia albomarginata
A. C. Sanders, Mark Elvin
2002-6-18
25130
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park
457
Comment
UCR126715
Euphorbia maculata
A. C. Sanders, Mark Elvin, Dave Fleitner
2003-8-6
27148
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle
280
Comment
UCR128011
Euphorbia maculata
Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz
2003-8-14
3001
Los Angeles
Santa Clarita Valley, Newhall Ranch, mouth of Castaic Creek, south of SR 126
290
Comment
IRVC26352
Euphorbia polycarpa
A. C. Sanders, Mark A. Elvin, et al.
2003-4-16
26047
Los Angeles
Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park NE end of Santa Susana Mtns.
366
Comment
RSA712903
Euphorbia polycarpa
A. C. Sanders, Mark Elvin
2003-4-16
26047
Los Angeles
NE end of Santa Susana Mtns: Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park.
366
Comment
SD186181
Euphorbia polycarpa
A. C. Sanders, Mark A. Elvin, et al.
2003-4-16
26047
Los Angeles
Newhall Ranch, west of the end of Magic Mountain Parkway.
366
Comment
UCR125160
Euphorbia polycarpa
A. C. Sanders, Mark Elvin
2002-6-18
25123
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park
457
Comment
UCR126614
Euphorbia polycarpa
A. C. Sanders, Mark A. Elvin, and others
2003-4-16
26047
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park
396
Comment
IRVC26369
Festuca microstachys
A. C. Sanders, Mark A. Elvin, et al.
2003-4-16
26053
Los Angeles
Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park NE end of Santa Susana Mtns.
366
Comment
UCR126611
Festuca microstachys
A. C. Sanders, Mark A. Elvin, and others
2003-4-16
26053
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park
396
Comment
UCR125399
Festuca myuros
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-4
25696
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, upper 'Long Canyon,' c. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River
335
Comment
UCR126842
Ficus carica
A. C. Sanders, Mark A. Elvin
2002-8-26
25584
Los Angeles
Northeastern Santa Susana Mtns./Santa Clara River Watershed, Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near 'Airport Mesa
305
Comment
IRVC28570
Filago californica
A. C. Sanders, Mark Elvin, et al.
2003-4-14
25962
Los Angeles
Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River NE end of Santa Susana Mtns.
351
Comment
RSA710272
Filago californica
A. C. Sanders, Mark A. Elvin
2003-4-14
25962
Los Angeles
NE end of Santa Susana Mtns: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River.
351
Comment
UCR126727
Filago californica
A. C. Sanders, Mark Elvin
2003-4-14
25962
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River
351
Comment
CAS-BOT-BC223419
Fraxinus dipetala
Roxana S. Ferris
1941-3-10
10325 A
Los Angeles
First tributary in Pico Canyon, Santa Susana Mountains, near U. S. Highway #99
411
Comment
UCR126833
Fraxinus uhdei
A. C. Sanders, Mark A. Elvin
2002-8-26
25592
Los Angeles
Northeastern Santa Susana Mtns./Santa Clara River Watershed, Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near 'Airport Mesa
305
Comment
UCR162365
Gaillardia pulchella
Anuja Parikh, Nathan Gale
2004-6-15
2041
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 5) in vicinity of Castaic Junction
305
Comment
GH385720
Galium angustifolium
R. V. Moran
1941-5-17
861
Unknown
Pico Canyon, north of San Fernando
Comment
IRVC28741
Galium angustifolium
A. C. Sanders, M. S. Enright, Mark Elvin, Cathleen Weigand
2002-8-8
25576
Los Angeles
Newhall Ranch, ridgetops on the south side of Potrero Canyon, above the dirt road to bench mark 1804, N of East Fork Salt Canyon NE end of Santa Susana Mtns.
488
Comment
IRVC29004
Galium angustifolium
A. C. Sanders, Mark Elvin
2002-6-25
25271
Los Angeles
Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns.
366
Comment
LA208355
Galium angustifolium
Joseph Andorfer Ewan;
1930-5-17
5507
Los Angeles
Pico Canyon above Newhall
548
Comment
UCR125177
Galium angustifolium
A. C. Sanders, Mark Elvin
2002-6-25
25271
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
366
Comment
UCR127373
Galium angustifolium
A. C. Sanders, M. S. Enright, Mark Elvin, Cathleen Weigand
2002-8-8
25576
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, ridgetops on the south side of Potrero Canyon, above the dirt road to bench mark 1804, north of East Fork Salt Canyon
549
Comment
POM180172
Galium angustifolium subsp. angustifolium
Joseph A. Ewan
1930-5-17
5507
Los Angeles
Pico Canyon above Newhall.
549
Comment
UC987822
Galium angustifolium subsp. angustifolium
Reid Moran
1941-5-17
861
Los Angeles
n San Fernando (n side of canyon); Pico Canyon
600
Comment
UCR162368
Galium nuttallii subsp. nuttallii
Anuja Parikh, Nathan Gale
2004-5-13
2009
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch (study area 46), near Magic Mountain Theme Park
396
Comment
UCR149787
Galium porrigens
Scott D. White, Pam Devries
2004-6-14
10499 A
Los Angeles
Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges.
518
Comment
UCR126356
Gazania linearis
A. C. Sanders, Mark Elvin, Dave Fleitner
2003-8-6
27134
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle
280
Comment
UCR162287
Gilia
Anuja Parikh, Nathan Gale
2004-6-2
2030
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek
290
Comment
CAS-BOT-BC248285
Gilia angelensis
Mark A. Elvin
2003-4-22
2529
Los Angeles
Western Transverse Range: Newhall Ranch, bee site on open former oil well pad just east of Grapevine Mesa, S of Santa Clara River and Hwy 126, c. 4 mi. east of Ventura Co. line
314
Comment
IRVC26456
Gilia angelensis
A. C. Sanders, Mark Elvin, et al.
2003-3-4
25691
Los Angeles
Newhall Ranch, along dirt road on eastern slopes below "Grapevine Mesa," 1.75 mi. ESE of Del Valle, south of confluence of Castaic Creek with Santa Clara River NE end of Santa Susana Mtns.
335
Comment
RSA714915
Gilia angelensis
A. C. Sanders, Mark Elvin, et al.
2003-4-14
25965
Los Angeles
NE end of Santa Susana Mtns: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River.
351
Comment
RSA732530
Gilia angelensis
A. C. Sanders, Mark Elvin
2003-3-5
25743
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, Exon Mesa, due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River.
335
Comment
RSA791801
Gilia angelensis
Mark Elvin
2003-4-22
2529
Los Angeles
Western Transverse Range: Newhall Ranch, bee site on open former oil well pad just east of Grapevine Mesa, south of Santa Clara River and highway 126, c. 4 miles east of Ventura county line.
314
Comment
SD234475
Gilia angelensis
A. C. Sanders, Mark Elvin
2003-3-5
25743
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, Exon Mesa due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River (Newhall 7.5' Q)
334
Comment
SD241127
Gilia angelensis
Mark A. Elvin
2003-4-22
2529
Los Angeles
Western Transverse Range: Newhall Ranch, bee site on open former oil well pad just east of Grapevine Mesa, S. of Santa Clara River and Hwy 126, c. 4 mi east of Ventura Co. line (Val Verde 7.5'Q)
341
Comment
SEINET11261918
Gilia angelensis
Mark A. Elvin
2003-4-22
2529
Los Angeles
Western Transverse Range: Newhall Ranch, bee site on open former oil well pad just east of Grapevine Mesa, S of Santa Clara River and Hwy 126, c. 4 mi east of Ventura Co. line. ( Val Verde 7.5' Q.); 0
314
Comment
UC909021
Gilia angelensis
Herbert L. Mason
1926-4-26
2955
Los Angeles
4 mi w Saugus; w of Saugus
Comment
UCD117597
Gilia angelensis
Dan Axelrod
1932-3-21
s.n.
Los Angeles
10 miles north of San Fernando.
Comment
UCR125394
Gilia angelensis
A. C. Sanders, Mark Elvin
2003-3-5
25743
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Exon Mesa,' due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River
335
Comment
UCR125424
Gilia angelensis
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-4
25691
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, along dirt road on eastern slopes below 'Grapevine Mesa,' 1.75 mi. ESE of Del Valle, south of confluence of Castaic Creek with Santa Clara River
335
Comment
UCR125487
Gilia angelensis
A. C. Sanders, Mark Elvin
2003-4-14
25965
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River
351
Comment
UCR237897
Gilia angelensis
Mark A. Elvin
2003-4-22
2529
Los Angeles
Western Transverse Range, Newhall Ranch, bee site on open former oil well pad just east of Grapevine Mesa, S of Santa Clara River and Hwy 126, c. 4 mi. east of Ventura Co. line
314
Comment
IRVC26356
Gilia capitata
A. C. Sanders, Mark A. Elvin
2003-4-16
26038
Los Angeles
Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank Santa Clara River watershed
305
Comment
IRVC26466
Gilia capitata
A. C. Sanders, Mark Elvin, et al.
2003-3-5
25710
Los Angeles
Newhall Ranch, "Grapevine Mesa" ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon NE end of Santa Susana Mtns.
335
Comment
RSA712913
Gilia capitata
A. C. Sanders, Mark Elvin
2003-4-16
26038
Los Angeles
Santa Clara River watershed: Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi south of of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank.
305
Comment
SD186281
Gilia capitata
A. C. Sanders, Mark A. Elvin
2003-4-16
26038
Los Angeles
Newhall Ranch, ca. 0.4 north of Highway 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mile south of Commerce Center Dr. along Franklin Parkway.
305
Comment
SD234981
Gilia capitata
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub.
2003-3-5
25710
Los Angeles
NE end of Santa Susana Mountains: Newhall Ranch, Grapevine Mesa ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon (Val Verde 7.5' Q)
334
Comment
UCR125398
Gilia capitata
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-5
25710
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Grapevine Mesa' c. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon
335
Comment
UCR126682
Gilia capitata
A. C. Sanders, Mark A. Elvin
2003-4-16
26038
Los Angeles
Santa Clara River watershed, Newhall Ranch, c. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank
366
Comment
UC908401
Gilia capitata subsp. abrotanifolia
Herbert L. Mason
1926-4-26
2952
Los Angeles
4 mi w Saugus; w of Saugus
Comment
UCR146332
Gilia capitata subsp. abrotanifolia
James Henrickson
1985-3-30
19793
Los Angeles
Western Transverse Range, c. 3 air miles NNW of Newhall in proposed North Hills development just north of Santa Clara River and just east of San Francisquito Creek
381
Comment
RSA732532
Gilia capitata subsp. capitata
A. C. Sanders, Mark Elvin, C. Weigand, M. S. Enright, M. Balk, N. Gale, A. Parikh, K. Rindlaub
2003-3-5
25710
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, Grapevine Mesa ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon
335
Comment
UCR172298
Gilia splendens subsp. splendens
Anuja Parikh, Nathan Gale
2005-7-18
2144
Los Angeles
Santa Susanna Mtns., Newhall Ranch, uppermost Potrero Canyon, study area 22
488
Comment
IRVC28620
Glycyrrhiza lepidota
A. C. Sanders, Mark Elvin
2002-6-20
25252
Los Angeles
Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns.
290
Comment
UCR129396
Glycyrrhiza lepidota
A. C. Sanders, Mark Elvin
2002-6-20
25252
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
UCR162637
Glycyrrhiza lepidota
Anuja Parikh, Nathan Gale
2004-6-17
2052
Los Angeles
Santa Clara River Valley, Newhall Ranch (study area 44) in vicinity of confluence of Castaic Creek and Santa Clara River
290
Comment
UCR125956
Gnaphalium californicum
A. C. Sanders, Mark Elvin
2002-6-19
25149
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River
305
Comment
UCR149780
Gnaphalium californicum
Scott D. White, Pam Devries
2004-6-14
10500 A
Los Angeles
Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges.
518
Comment
IRVC26964
Gnaphalium canescens subsp. microcephalum
Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz
2003-8-14
2999
Los Angeles
Newhall Ranch, mouth of Castaic Creek, S of SR 126 Santa Clarita Valley
290
Comment
UCR128009
Gnaphalium canescens subsp. microcephalum
Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz
2003-8-14
2999
Los Angeles
Santa Clarita Valley, Newhall Ranch, mouth of Castaic Creek, south of SR 126
290
Comment
UCR142065
Gnaphalium leucocephalum
Mark A. Elvin, Kim Marsden, Cathleen Wiegand
2003-8-15
3005
Los Angeles
Santa Clarita Valley, Newhall Ranch, mouth of Castaic Creek, south of SR 126
290
Comment
UCR125964
Gnaphalium luteoalbum
A. C. Sanders, Mark Elvin
2002-6-19
25145
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River
305
Comment
UCR127091
Gnaphalium palustre
Mark A. Elvin, Cathleen Weigand
2003-4-7
2452
Los Angeles
Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126
297
Comment
UCR129504
Gnaphalium palustre
A. C. Sanders, Mark Elvin
2002-6-20
25232
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
UCR172446
Gnaphalium stramineum
Anuja Parikh, Nathan Gale
2005-7-8
2131
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills between Potrero Canyon and Long Canyon, study area 25
412
Comment
UCR162300
Gutierrezia californica
Anuja Parikh, Nathan Gale
2004-7-16
2088
Los Angeles
NE end of Santa Susana Mtns, Newhall Ranch (study area 23), ridges northeast of upper Potrero Canyon
427
Comment
UCR179566
Gypsophila elegans
Scott D. White, Pam DeVries
2004-5-18
10448
Los Angeles
Western Transverse Ranges, Eastern Santa Susana Mtns. West of the I-5 Fwy, c. 4 mi N of the I-5 / SH-14 jtn. and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges
518
Comment
UCR126789
Haplopappus venetus
Mark A. Elvin
2003-6-12
2947 B
Los Angeles
Santa Clarita Valley, Newhall Ranch, south of Magic Mountain Amusement Park, west of The Old Road
366
Comment
UCR149798
Helianthemum scoparium
Scott D. White, Pam Devries
2004-6-14
10486 A
Los Angeles
Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges.
518
Comment
IRVC29002
Helianthus annuus subsp. lenticularis
A. C. Sanders, Mark Elvin
2002-6-25
25269
Los Angeles
Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi. SW of Castaic Junction NE end of Santa Susana Mtns.
305
Comment
UCR125140
Helianthus annuus subsp. lenticularis
A. C. Sanders, Mark Elvin
2002-6-25
25269
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction
305
Comment
UC127124
Helianthus gracilentus
H. M. and G. R. Hall
1908-7-4
8333
Los Angeles
San Francisquito Canyon
Comment
UC194069
Helianthus gracilentus
Samuel B. Parish
1889-6-1
1887
Los Angeles
San Francisquito Canyon
Comment
OBI72021
Helianthus inexpectatus
Mark Elvin
2002-7-17
2099
Los Angeles
Western Transverse Range: Newhall ranch, large natural spring at N foot of "Airport Mesa", 0.75 mi SW of Castaic Jctn, above confluence of Castaic Crk with Santa Clara River (Newhall 7.5' Q
305
Comment
OBI72022
Helianthus inexpectatus
Mark Elvin, Tricia Wotipka
2002-9-5
2140
Los Angeles
Western Transverse Range: Newhall ranch, large natural spring at N foot of "Airport Mesa", 0.75 mi SW of Castaic Jctn, above confluence of Castaic Crk with Santa Clara River (Newhall 7.5' Q
305
Comment
OBI79413
Helianthus inexpectatus
Mark Elvin
2014-9-12
s.n.
Los Angeles
Western Transverse Range, Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi SW of Castaic Junction, above confluence of Castaic Creek with Santa Clara River.
305
Comment
RSA0016426
Helianthus inexpectatus
A. C. Sanders, Mark Elvin
2002-6-25
25257
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, large natural spring at north foot of Airport Mesa, 0.75 mi. SW of Castaic Junction.
305
Comment
RSA0016427
Helianthus inexpectatus
Anuja Parikh, Nathan Gale
2002-9-26
s.n.
Los Angeles
Western Transverse Range: Newhall Ranch, large natural spring at north foot of 'Airport Mesa', 0.75 mi. SW of Castaic Junction, above confluence of Castaic Creek with Santa Clara River.
305
Comment
SBBG124396
Helianthus inexpectatus
A. Parikh, N. Gale
2011-8-11
2158 a
Los Angeles
Newhall Ranch, 1.25 km SW of Castaic Junction and 1.5 km upstream of confluence of Castaic Crk and Santa Clara River
305
Comment
SBBG125149
Helianthus inexpectatus
A. Parikh, N. Gale
2011-8-11
2158 b
Los Angeles
Newhall Ranch, 1.25 km SW of Castaic Junction and 1.5 km upstream of confluence of Castaic Crk and Santa Clara River
305
Comment
SD249144
Helianthus inexpectatus
Mark Elvin
2014-9-12
Los Angeles
Western Transverse Range, Newhall Ranch, large natural spring at north foot of Airport Mesa 0.75 mile SW of Castaic Junction, above confluence of Castaic Creek with Santa Clara River.
305
Comment
UC1953168
Helianthus inexpectatus
Mark Elvin with Julie Vanderwier
2002-8-12
2124
Los Angeles
Western Transverse Range: Newhall Ranch, large natural spring at north foot of Airport Mesa, 0.75 mi SW of Castaic Junction, above confluence of Castaic Creek with Santa Clara River.
Comment
UC1953169
Helianthus inexpectatus
Mark A. Elvin, Tricia Wotipka
2002-9-5
2140
Los Angeles
Western Transverse Range: Newhall Ranch, large natural spring at north foot of Airport Mesa, 0.75 mi SW of Castaic Junction, above confluence of Castaic Creek with Santa Clara River
Comment
UCR125136
Helianthus inexpectatus
A. C. Sanders, Mark Elvin
2002-6-25
25257
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction
305
Comment
UCR169825
Helianthus inexpectatus
Anuja Parikh, Nathan Gale
2002-9-26
s.n.
Los Angeles
Western Transverse Range, Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction, above confluence of Castaic Creek with Santa Clara River
305
Comment Read comments Jul 9 2012
UCR170019
Helianthus inexpectatus
A. C. Sanders, Mark A. Elvin
2002-8-28
25605
Los Angeles
Western Transverse Range, Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction, above confluence of Castaic Creek with Santa Clara River
305
Comment
UCR170020
Helianthus inexpectatus
A. C. Sanders, Mark A. Elvin
2002-8-28
25607
Los Angeles
Western Transverse Range, Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction, above confluence of Castaic Creek with Santa Clara River
305
Comment
UCR170392
Helianthus inexpectatus
A. C. Sanders, Mark A. Elvin
2002-8-28
25604
Los Angeles
Western Transverse Range, Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction, above confluence of Castaic Creek with Santa Clara River
305
Comment
UCR170445
Helianthus inexpectatus
A. C. Sanders, Mark A. Elvin
2002-8-28
25606
Los Angeles
Western Transverse Range, Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction, above confluence of Castaic Creek with Santa Clara River
305
Comment
IRVC28714
Helianthus nuttallii
A. C. Sanders, Mark Elvin
2002-6-25
25257
Los Angeles
Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi. SW of Castaic Junction NE end of Santa Susana Mtns.
305
Comment
SD212494
Helianthus nuttallii
A. C. Sanders, Mark Elvin
2002-6-25
25257
Los Angeles
Northeast end of Santa Susana Mountains; Newhall Ranch, large natural spring at north foot of Airport Mesa, 0.75 mile southwest of Castaic Junction.
305
Comment
RSA0008271
Helianthus nuttallii subsp. parishii
J. M. Porter
2006-11-5
12260 .4
Los Angeles
Newhall Ranch, Castaic Spring, ca. 400 m S of the Santa Clara River, between Dead End Canyon and Middle Canyon.
1000
Comment
RSA0008272
Helianthus nuttallii subsp. parishii
J. M. Porter
2006-11-5
12260 .3
Los Angeles
Newhall Ranch, Castaic Spring, ca. 400 m S of the Santa Clara River, between Dead End Canyon and Middle Canyon.
1000
Comment
RSA0008273
Helianthus nuttallii subsp. parishii
J. M. Porter
2006-11-5
12260 .2
Los Angeles
Newhall Ranch, Castaic Spring, ca. 400 m S of the Santa Clara River, between Dead End Canyon and Middle Canyon.
1000
Comment
RSA0008274
Helianthus nuttallii subsp. parishii
J. M. Porter
2006-11-5
12260 .1
Los Angeles
Newhall Ranch, Castaic Spring, ca. 400 m S of the Santa Clara River, between Dead End Canyon and Middle Canyon.
1000
Comment Read comments Jun 26 2019
UC1751200
Helianthus nuttallii subsp. parishii
Ken Koch
Aug 2002
Los Angeles
Newhall Ranch area, Santa Clara River floodplain south of Hwy 126 west of Intersatate 5 (location marked on map; provided by Mary Showers of Calif. Dept. Fish & Game
Comment Read comments May 1 2014
IRVC28584
Heliotropium curassavicum
A. C. Sanders, Mark Elvin
2002-6-19
25171
Los Angeles
Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River NE end of Santa Susana Mtns.
305
Comment
UCR125949
Heliotropium curassavicum
A. C. Sanders, Mark Elvin
2002-6-19
25171
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River
305
Comment
IRVC28663
Hemizonia fasciculata
A. C. Sanders, Mark Elvin, Julie M. Vanderwier, Kim Marsden
2002-6-18
25100
Los Angeles
Newhall Ranch, hills 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park NE end of Santa Susana Mtns.
335
Comment
IRVC29657
Hemizonia fasciculata
Mark A. Elvin
2003-6-12
2944
Los Angeles
Newhall Ranch, S of Magic Mountain Amusement Park, W of The Old Road Santa Clarita Valley
366
Comment
UCR125132
Hemizonia fasciculata
A. C. Sanders, Mark Elvin, Julie M. Vanderwier, Kim Marsden
2002-6-18
25100
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park
366
Comment
UCR126788
Hemizonia fasciculata
Mark A. Elvin
2003-6-12
2944
Los Angeles
Santa Clarita Valley, Newhall Ranch, south of Magic Mountain Amusement Park, west of The Old Road
366
Comment
SEINET7096640
Hemizonia kelloggii
A. G. Vestal
1955-6-9
s.n.
Los Angeles
Pico Canyon south and west of Route 99. NAD27, 343806? deg. , -118.6021? deg. (converted to WGS84) UTM Zone 11, 352703mE, 3805326mN.
Comment
UCR129502
Herniaria hirsuta subsp. cinerea
A. C. Sanders, Mark Elvin
2002-6-20
25223
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
CHSC34438
Heteromeles arbutifolia
James Henrickson
1972-11-2
8100
Los Angeles
8 mi. NW of Newhall, NW of jct. of Hwy. 5 and Hasley Cyn. Rd.
365
Comment
HSC79919
Heteromeles arbutifolia
James Henrickson
1972-11-2
8100
Los Angeles
8 mi. NW of Newhall, NW of jct. of Hwy. 5 and Hasley Canyon Rd.
366
Comment
IRVC28681
Heteromeles arbutifolia
A. C. Sanders, Mark Elvin
2002-6-18
25128
Los Angeles
Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park NE end of Santa Susana Mtns.
366
Comment
RSA725786
Heteromeles arbutifolia
A. C. Sanders, Mark A. Elvin
2002-6-18
25128
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park.
366
Comment
UCR125150
Heteromeles arbutifolia
A. C. Sanders, Mark Elvin
2002-6-18
25128
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park
457
Comment
UCR133646
Heterotheca grandiflora
A. C. Sanders
2003-7-15
27097
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Magic Mountain area, 0.9 mi. south of Castaic Junction, west of 'water tanks
335
Comment
UCR174905
Heterotheca grandiflora
Anuja Parikh, Nathan Gale
2004-4-19
2001
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch (study area 51), VCC, near Castaic Creek
330
Comment Read comments Apr 28 2009
HSC79918
Heterotheca sessiliflora
James Henrickson
1972-11-2
8102
Los Angeles
8 mi. NW of Newhall, NW of jct. of Hwy. 5 & Hasley Cyn. Rd.
366
Comment
IRVC27452
Heterotheca sessiliflora
A. C. Sanders, Mark A. Elvin
2002-8-28
25600
Los Angeles
Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusement park NE end of Santa Susana Mtns.
360
Comment
IRVC28664
Heterotheca sessiliflora
A. C. Sanders, Mark Elvin, Julie M. Vanderwier, Kim Marsden
2002-6-18
25102
Los Angeles
Newhall Ranch, hills 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park NE end of Santa Susana Mtns.
335
Comment
RSA692075
Heterotheca sessiliflora
A. C. Sanders, Mark Elvin
2002-8-28
25600
Los Angeles
NE end of Santa Susana Mts.: Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusment park
360
Comment
RSA709748
Heterotheca sessiliflora
A. C. Sanders, Dave Fleitner, Mark Elvin
2003-8-6
27138
Los Angeles
Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters
320
Comment
RSA730755
Heterotheca sessiliflora
A. C. Sanders, Mark Elvin, Julie Vanderwier, Kim Marsden
2002-6-18
25102
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, hills 1 mi. SSW of Castaic Junction, west of Magic Mountain amusement park.
335
Comment
UCR124029
Heterotheca sessiliflora
A. C. Sanders, Mark A. Elvin
2002-8-28
25600
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusement park
360
Comment
UCR125131
Heterotheca sessiliflora
A. C. Sanders, Mark Elvin, Julie M. Vanderwier, Kim Marsden
2002-6-18
25102
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park
366
Comment
UCR126617
Heterotheca sessiliflora
A. C. Sanders, Mark Elvin, Dave Fleitner
2003-8-6
27138
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle
280
Comment
UCR162374
Heterotheca sessiliflora subsp. fastigiata
Anuja Parikh, Nathan Gale
2004-6-16
2046
Los Angeles
Western Transverse Range, Santa Clara River Valley, Newhall Ranch, Castaic Creek north of Calif. Hwy 126 and SW of Commerce Center Dr.
290
Comment
SD108983
Heterotheca sessiliflora var. echioides
James Henrickson
1972-11-2
8078
Los Angeles
4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd.
Comment
UCR149782
Heterotheca subaxillaris
Scott D. White, Pam Devries
2004-6-14
10498 A
Los Angeles
Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges.
518
Comment
IRVC26359
Hordeum brachyantherum
A. C. Sanders
2003-4-16
26030
Los Angeles
Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course NE end of Santa Susana Mtns.
366
Comment
SD186036
Hordeum brachyantherum
A. C. Sanders
2003-4-16
26030
Los Angeles
Newhall Ranch, south of Magic Mountain Parkway, near I-5 and golf course.
366
Comment
UCR174489
Hordeum brachyantherum subsp. brachyantherum
Anuja Parikh, Nathan Gale
2005-4-23
2105
Los Angeles
Western Transverse Range, Newhall Ranch (study area 51), VCC, near Castaic Creek
330
Comment Read comments Apr 9 2009
CHSC35452
Hordeum murinum subsp. leporinum
James Henrickson
1979-5-18
18142
Los Angeles
Ca 1 miles N of Valencia, E of College of the Canyon between Valencia and McBean Parkway.
426
Comment
RSA709832
Hordeum vulgare
A. C. Sanders, A. Thompson
2003-4-17
26077
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, NW of Magic Mountain amusement park, between M.M. and The Old Road, north of M.M. Parkway.
351
Comment
IRVC28615
Isomeris arborea
A. C. Sanders, Mark Elvin
2002-6-20
25242
Los Angeles
Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns.
290
Comment
UCR129402
Isomeris arborea
A. C. Sanders, Mark Elvin
2002-6-20
25242
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
CAS-BOT-BC324737
Iva axillaris
A. C. Sanders; Mark Elvin
2002-6-20
25243
Los Angeles
Santa Clar River bottom at confluence with Castaic Creek near and above bench mark 926 at foot of bluffs on south of riverNE end of Santa Susana Mtns.
289
Comment
IRVC28616
Iva axillaris
A. C. Sanders, Mark Elvin
2002-6-20
25243
Los Angeles
Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns.
290
Comment
IRVC29018
Iva axillaris
A. C. Sanders, Mark Elvin
2002-6-25
25296
Los Angeles
Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi. SW of Castaic Junction NE end of Santa Susana Mtns.
305
Comment
UCR125141
Iva axillaris
A. C. Sanders, Mark Elvin
2002-6-25
25296
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction
305
Comment
UCR129404
Iva axillaris
A. C. Sanders, Mark Elvin
2002-6-20
25243
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
A422708
Juglans californica
L. D. Benson
1933-4-2
4300
Unknown
US 99-Saugus Road Junction
152
Comment
CHSC98062
Juglans californica
A. C. Sanders; Mark Elvin
2003-8-7
27165
Los Angeles
NE end of Santa Susana Mtns.; Newhall Ranch, Santa Clara River bottom east of Del Valle.
282
Comment
IRVC27334
Juglans californica
A. C. Sanders, Mark Elvin
2003-8-7
27165
Los Angeles
Newhall Ranch, Santa Clara River bottom east of Del Valle NE end of Santa Susana Mtns.
282
Comment
IRVC28759
Juglans californica
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25548
Los Angeles
Newhall Ranch, upper Potrero Canyon NE end of Santa Susana Mtns.
400
Comment
RSA695394
Juglans californica
A. C. Sanders, Mark A. Elvin, Cathleen Weigand
2002-8-1
25548
Los Angeles
Newhall Ranch, Santa Clara River at dirt road crossing near Del Valle
274
Comment
RSA709770
Juglans californica
A. C. Sanders, Mark A. Elvin
2003-8-7
27165
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom east of Del Valle.
282
Comment
SEINET1869731
Juglans californica
A. C. Sanders, Mark Elvin
2003-1
27165
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch , Santa Clara River bottom east of Del Valle.
282
Comment
UCR125133
Juglans californica
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25548
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, upper Potrero Canyon
400
Comment
UCR125250
Juglans californica
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25544
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, canyon on south side of central Potrero Canyon, SSW of old ranch headquarters
396
Comment
UCR126712
Juglans californica
A. C. Sanders, Mark Elvin
2003-8-7
27165
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom east of Del Valle
282
Comment
POM280163
Juglans californica var. californica
Lyman Benson
1933-4-2
4300
Los Angeles
US 99 Saugus Rd Junction.
152
Comment
UC1950784
Juncus
A. C. Sanders, Mark A. Elvin
2002-6-22
25279
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom, 0.5 mi SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn.
274
Comment
UCR126353
Juncus acutus
A. C. Sanders
2003-8-6
27123
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle
280
Comment
IRVC28561
Juncus acutus subsp. leopoldii
A. C. Sanders
2003-8-6
27123
Los Angeles
Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle NE end of Santa Susana Mtns.
280
Comment
IRVC28576
Juncus balticus
A. C. Sanders, Mark Elvin
2002-6-19
25152
Los Angeles
Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River NE end of Santa Susana Mtns.
305
Comment
UCR125922
Juncus balticus
A. C. Sanders, Mark Elvin
2002-6-19
25182
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, head of 'Adobe Cyn.' and pass into 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
335
Comment
UCR125963
Juncus balticus
A. C. Sanders, Mark Elvin
2002-6-19
25152
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River
305
Comment
UCR126363
Juncus balticus
A. C. Sanders
2003-8-6
27122
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters
335
Comment
IRVC29013
Juncus bufonius
A. C. Sanders, Mark Elvin
2002-6-25
25290
Los Angeles
Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns.
274
Comment
UCR125145
Juncus bufonius
A. C. Sanders, Mark Elvin
2002-6-25
25290
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
274
Comment
SD237245
Juncus macrophyllus
A. C. Sanders, Mark Elvin
2002-6-25
25279
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom , 0.5 mi. SE of Del Valle, SW of Castaic Junction N of Potrero Cyn.
274
Comment
UCR169505
Juncus macrophyllus
A. C. Sanders, Mark Elvin
2002-6-25
25279
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
274
Comment
IRVC29007
Juncus rugulosus
A. C. Sanders, Mark Elvin
2002-6-25
25278
Los Angeles
Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns.
274
Comment
UCR125174
Juncus rugulosus
A. C. Sanders, Mark Elvin
2002-6-25
25278
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
274
Comment
RSA695429
Juncus textilis
A. C. Sanders, Mark A. Elvin, Julie Vanderwier, M. S. Enright
2002-6-26
25301
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, S of Santa Clara River, above river gate into ranch.
305
Comment
UCR125901
Juncus textilis
A. C. Sanders, Mark Elvin, Julie M. Vanderwier, M. S. Enright
2002-6-26
25301
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, south of Santa Clara River, above river gate into ranch
305
Comment
IRVC28564
Juncus torreyi
A. C. Sanders, Mark Elvin, Dave Fleitner
2003-8-6
27135
Los Angeles
Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle NE end of Santa Susana Mtns.
280
Comment
IRVC29012
Juncus torreyi
A. C. Sanders, Mark Elvin
2002-6-25
25288
Los Angeles
Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns.
274
Comment
RSA700318
Juncus torreyi
A. C. Sanders, Mark A. Elvin
2002-6-25
25288
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn.
274
Comment
SEINET3881466
Juncus torreyi
A. C. Sanders, Mark A. Elvin
2002-6-25
25288
Los Angeles
Ne end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. (Val Verde 7.5' Q.).; 0
274
Comment
UCR125147
Juncus torreyi
A. C. Sanders, Mark Elvin
2002-6-25
25288
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
274
Comment
UCR126354
Juncus torreyi
A. C. Sanders, Mark Elvin, Dave Fleitner
2003-8-6
27135
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle
280
Comment
UCR125971
Juncus xiphioides
A. C. Sanders, Mark Elvin
2002-6-19
25174
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River
305
Comment
UCR126616
Juncus xiphioides
A. C. Sanders, Mark Elvin, Dave Fleitner
2003-8-6
27136
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle
280
Comment
UCR125161
Juniperus californica
A. C. Sanders, Mark Elvin
2002-6-18
25125
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park
457
Comment
UCR149803
Lactuca serriola
Scott D. White, Pam Devries
2004-6-14
10493 A
Los Angeles
Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges.
518
Comment
IRVC29659
Lagophylla ramosissima
Mark A. Elvin
2003-6-12
2946
Los Angeles
Newhall Ranch, S of Magic Mountain Amusement Park, W of The Old Road Santa Clarita Valley
366
Comment
RSA713822
Lagophylla ramosissima
Mark Elvin
2003-6-12
2946
Los Angeles
Santa Clarita Valley: Newhall Ranch, S of Magic Mountain Amusement Park, W of The Old Road.
366
Comment
UCR126787
Lagophylla ramosissima
Mark A. Elvin
2003-6-12
2946
Los Angeles
Santa Clarita Valley, Newhall Ranch, south of Magic Mountain Amusement Park, west of The Old Road
366
Comment
UCR127376
Lagophylla ramosissima
A. C. Sanders, M. S. Enright
2002-8-7
25561
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, low hills in central Potrero Canyon, just SE of main oil facility, south of road and north of powerlines
366
Comment
UCR162593
Lagophylla ramosissima subsp. ramosissima
Anuja Parikh, Nathan Gale
2004-7-8
2080
Los Angeles
NE end of Santa Susana Mtns./Santa Clara River Valley, Newhall Ranch (study area 18), south of the river near upper Potrero Canyon
366
Comment
UCR125481
Lamarckia aurea
A. C. Sanders, Mark Elvin
2003-4-14
25953
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River
351
Comment
SD186357
Lantana montevidensis
A. C. Sanders, Andy Thompson
2003-4-15
26009
Los Angeles
NE end of Santa Susan Mtns.: Newhall Ranch, south edge of Magic Mountain theme park.
366
Comment
UCR126566
Lantana montevidensis
A. C. Sanders, Andy Thomson
2003-4-15
26009
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence
396
Comment
SD186284
Lastarriaea coriacea
Andy C. Sanders, Mark Elvin, et al.
2003-4-16
26052
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, west end of Magic Mountain Parkway, south of Magic Mtn. theme park
366
Comment
SD186285
Lastarriaea coriacea
Andy C. Sanders, Andy Thompson
2003-4-15
26016
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, ca. 500 ft. south of the Magic Mountain theme park
351
Comment
CAS-BOT-BC337928
Lasthenia californica
A. C. Sanders; Mark Elvin; et al
2003-4-14
25952
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River
351
Comment
CAS-BOT-BC338122
Lasthenia californica
Lewis S. Rose
1968-4-5
68020
Los Angeles
Newhall Ranch
365
Comment
HSC5152
Lasthenia californica
L. S. Rose
1968-4-5
68020
Los Angeles
Newhall Ranch
366
Comment
RSA709532
Lasthenia californica
A. C. Sanders, Mark Elvin
2003-4-14
25952
Los Angeles
NE end of Santa Susana Mtns: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River.
351
Comment
SEINET7096641
Lasthenia californica
A. G. Vestal
1955-4-28
s.n.
San Bernardino
Pico Canyon south and west of Route 99. NAD27, 34.3806? deg. , -118.6021? deg. (converted to WGS84) UTM Zone 11, 352703mE, 3805326mN.
Comment
UCR172462
Lasthenia coronaria
Anuja Parikh, Nathan Gale
2005-4-13
2103
Los Angeles
NE end of Santa Susana Mtns., Long Canyon, Newhall Ranch, Study Area 31
335
Comment
SD186091
Lasthenia glabrata
A. C. Sanders
2003-4-16
26033
Los Angeles
Northeast end of Santa Susana Mtns.: Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course.
366
Comment
IRVC26175
Lasthenia glabrata subsp. coulteri
Mark A. Elvin, Cathleen Weigand
2003-4-7
2435
Los Angeles
Newhall Ranch, junction of Hasley Canyon and Castaic Creek Castaic Valley
335
Comment
IRVC26337
Lasthenia glabrata subsp. coulteri
A. C. Sanders
2003-4-16
26033
Los Angeles
Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course NE end of Santa Susana Mtns.
366
Comment
UCR127057
Lasthenia glabrata subsp. coulteri
Mark A. Elvin, Cathleen Weigand
2003-4-7
2435
Los Angeles
Castaic Valley, Newhall Ranch, junction of Hasley Canyon and Castaic Creek
335
Comment
JEPS59910
Lasthenia gracilis
Lewis S. Rose
1968-4-5
68020
Los Angeles
Newhall Ranch
365
Comment
RSA714795
Lasthenia gracilis
A. C. Sanders, Mark Elvin
2003-4-14
25952
Los Angeles
NE end of Santa Susana Mtns: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River.
351
Comment
SBBG120141
Lasthenia gracilis
A. C. Sanders, M. Elvin
2003-4-14
25952
Los Angeles
hills immediately SW of Magic Mtn, just across dirt service rd, S of Santa Clara River, Newhall Ranch
351
Comment
SBBG32271
Lasthenia gracilis
L. S. Rose
1968-4-5
68020
Los Angeles
Newhall Ranch
365
Comment
SJSU7537
Lasthenia gracilis
L. S. Rose
1968-4-5
68020
Los Angeles
Newhall Ranch
365
Comment
UCR125484
Lasthenia gracilis
A. C. Sanders, Mark Elvin
2003-4-14
25952
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River
351
Comment
UCR139266
Lasthenia gracilis
A. C. Sanders, M. Elvin, et al
2003-4-16
26058 B
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park
396
Comment
UCR272867
Lasthenia gracilis
L. S. Rose
1968-4-5
68020
Los Angeles
Western Transverse Range, Newhall Ranch
366
Comment
UCR126576
Layia platyglossa
A. C. Sanders
2003-4-16
26025
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course
366
Comment
UCR169503
Lemna
A. C. Sanders, Mark Elvin
2002-6-19
25166
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River
305
Comment
UCR127387
Lemna valdiviana
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25528
Los Angeles
Santa Clara River Valley, Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction
305
Comment
UCR126560
Lepidium draba
A. C. Sanders, Andy Thomson
2003-4-15
26019
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, along the Santa Clara River, north of Magic Mountain theme park
316
Comment
UCR129413
Lepidium latifolium
A. C. Sanders, Mark Elvin
2002-6-20
25249
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
IRVC26467
Lepidium virginicum
A. C. Sanders, Mark Elvin, et al.
2003-3-5
25708
Los Angeles
Newhall Ranch, "Grapevine Mesa" ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon NE end of Santa Susana Mtns.
335
Comment
RSA732533
Lepidium virginicum var. pubescens
A. C. Sanders, M. Elvin, Cathleen Weigand, M. S. Enright, M. Balk, N. Gale, A. Parikh
2003-3-5
25708
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, Grapevine Mesa ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon.
335
Comment
UCR125436
Lepidium virginicum var. pubescens
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-5
25708
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Grapevine Mesa' c. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon
335
Comment
HSC79920
Lepidospartum squamatum
James Henrickson
1972-11-2
8095
Los Angeles
8 mi. NW of Newhall, NW of jct. of Hwy. 5 and Hasley Canyon Rd.
366
Comment
IRVC28751
Lepidospartum squamatum
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25533
Los Angeles
Newhall Ranch, "Long Canyon," north of Potrero Canyon NE end of Santa Susana Mtns.
366
Comment
UC1283739
Lepidospartum squamatum
Beecher Crampton
1965-10-27
7595
Los Angeles
ca. 2.6 mi sw of Saugus; US Hwy 99
Comment
UCD33024
Lepidospartum squamatum
Beecher Crampton
1965-10-27
7595
Los Angeles
ca. 2.6 miles S.W. of Saugus, US Hwy. 99.
Comment
UCR124130
Lepidospartum squamatum
Beecher Crampton
1965-10-27
7595
Los Angeles
Soledad Canyon, About 2.6 miles southwest of Saugus, US Hwy-99.
396
Comment
UCR125921
Lepidospartum squamatum
A. C. Sanders, Mark Elvin
2002-6-19
25194
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
335
Comment
UCR127395
Lepidospartum squamatum
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25533
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, "Long Canyon,' north of Potrero Canyon
366
Comment
UCD63667
Leptochloa fusca subsp. fascicularis
Beecher Crampton
1965-10-27
7593
Los Angeles
ca. 2.6 mi. s.w. of Saugus, U.S. Hwy. 99.
Comment
UCD33020
Leptochloa fusca subsp. uninervia
Beecher Crampton
1965-10-27
7590
Los Angeles
Los Angeles County, ca. 2.6 miles S.W. of Saugus, US Hwy. 99.
Comment
UCD63959
Leptochloa fusca subsp. uninervia
Beecher Crampton
1965-10-27
7590
Los Angeles
ca. 2.6 miles S.W. of Saugus, US Hwy. 99.
Comment
UCR129509
Leptochloa uninervia
A. C. Sanders, Mark Elvin
2002-6-20
25229
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
UCR125915
Leptodactylon californicum
A. C. Sanders, Mark Elvin
2002-6-19
25199
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
366
Comment
SBBG122093
Leptosiphon liniflorus
A. Parikh, N. Gale
2000-5-24
1734
Los Angeles
2 km W of jct of Interstate 5 and Valencia Blvd, 1.5 km S of Six Flags Magic Mtn, N side of Santa Susana Mtns
390
Comment
SD234292
Leptosyne bigelovii
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-5
25711
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, Grapevine Mesa ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon.
334
Comment
UCR127370
Lessingia filaginifolia
A. C. Sanders, M. S. Enright
2002-8-7
25562
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, low hills in central Potrero Canyon, just SE of main oil facility, south of road and north of powerlines
366
Comment
IRVC28594
Lessingia glandulifera
A. C. Sanders, Mark Elvin
2002-6-19
25192
Los Angeles
Newhall Ranch, "Long Cyn." 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns.
335
Comment
IRVC28662
Lessingia glandulifera
A. C. Sanders
2003-8-4
27105
Los Angeles
Newhall Ranch, canyon in low hills north of Potrero Canyon NE end of Santa Susana Mtns.
305
Comment
SEINET1869733
Lessingia glandulifera
A. C. Sanders
2003-1
27105
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, canyon inlow hills north of Potrero Canyon
305
Comment
SBBG63087
Lessingia glandulifera var. glandulifera
R. Hoffmann
1927-8-30
Los Angeles
2 mi W of Castaic
Comment
UCR125933
Lessingia glandulifera var. glandulifera
A. C. Sanders, Mark Elvin
2002-6-19
25192
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
335
Comment
UCR126336
Lessingia glandulifera var. glandulifera
A. C. Sanders
2003-8-4
27105
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, canyon in low hills north of Potrero Canyon
305
Comment
RSA603773
Leymus condensatus
C. Epling, Louis C. Wheeler
1933-6-4
1856
Los Angeles
1 mi. W mouth San Francisquito Canyon near Saugus.
Comment
CDA5381
Ligustrum lucidum
A. C. Sanders, Mark A. Elvin
2002-8-26
25585
Los Angeles
Northeastern Santa Susana Mtns./Santa Clara River Watershed; Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near Airport Mesa .
Comment
UCR126692
Ligustrum lucidum
A. C. Sanders, Andy Thomson
2003-4-15
26011
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence
396
Comment
UCR126843
Ligustrum lucidum
A. C. Sanders, Mark A. Elvin
2002-8-26
25585
Los Angeles
Northeastern Santa Susana Mtns./Santa Clara River Watershed, Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near 'Airport Mesa
305
Comment
UCR126736
Linanthus androsaceus
A. C. Sanders, Andy Thomson
2003-4-15
25996
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park
396
Comment
CAS-BOT-BC226745
Linanthus californicus
Roxana S. Ferris
1941-3-9
10322
Los Angeles
Pico Canyon, Santa Susana Mountains, about 2 miles west of U. S. Highway #99
Comment
LA36842
Linanthus californicus
Roxana S. Ferris;
1941-3-9
10322
Los Angeles
Santa Susana Mountains, Pico Canyon, about 2 mi W of U.S. Highway #99
Comment
POM282430
Linanthus californicus
Lyman Benson
1933-4-2
4299
Los Angeles
US 99 Saugus Rd Junction.
152
Comment
UCD118512
Linanthus californicus
Dan Axelrod
1932-3-21
s.n.
Los Angeles
10 miles north of San Fernando.
Comment
UCR162370
Linanthus liniflorus
Anuja Parikh, Nathan Gale
2004-5-13
2005
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch (study area 46), near Magic Mountain Theme Park
396
Comment
UCR162296
Linaria bipartita
Anuja Parikh, Nathan Gale
2004-6-3
2036
Los Angeles
Newhall Ranch, along Santa Clara River (SCR sect. 4) between confluence of Castaic Creek and Castaic Junction
305
Comment
UCR162290
Linum usitatissimum
Anuja Parikh, Nathan Gale
2004-6-2
2031
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek
290
Comment
UCD98190
Loeflingia squarrosa
Louis C. Wheeler
1967-5-18
9653
Los Angeles
San Gabriel Mountains, Placerita Canyon, vicinity Oak of the golden dream.
478
Comment
UCR127650
Loeflingia squarrosa
A. C. Sanders, Mark Elvin
2002-6-18
25138
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Sawtooth Ridge' area c. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533
518
Comment
UCR125169
Lolium perenne
A. C. Sanders, Mark Elvin
2002-6-25
25280
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
274
Comment
IRVC26425
Lomatium utriculatum
A. C. Sanders, Mark Elvin, K. Rindlaub
2003-3-5
25705
Los Angeles
Newhall Ranch, near entrance to Magic Mountain Amusement Park, north of magin Mtn. Parkway and west of I-5 NE end of Santa Susana Mtns.
335
Comment
UCR125419
Lomatium utriculatum
A. C. Sanders, Mark Elvin, K. Rindlaub
2003-3-5
25705
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, near entrance to Magic Mountain Amusement Park, north of magin Mtn. Parkway and west of I-5
335
Comment
UCR172461
Lonicera interrupta
Anuja Parikh, Nathan Gale
2005-6-2
2113
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, SW of Magic Mountain, study area 46
366
Comment
UCR125897
Lotus
A. C. Sanders, Mark Elvin, et al
2002-6-26
25298
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River about 0.25 mile downstream from large natural spring at north foot of 'Airport Mesa' and c. 0.75 mile above Castaic Creek confluence, c. 1 mi. SW of Castaic Junction
305
Comment
RSA695428
Lotus corniculatus
A. C. Sanders, Mark Elvin
2002-6-25
25281
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn.
274
Comment
UCR125168
Lotus corniculatus
A. C. Sanders, Mark Elvin
2002-6-25
25281
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
274
Comment
IRVC27010
Lotus hamatus
A. C. Sanders, Mark A. Elvin, et al.
2003-4-16
26058
Los Angeles
Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park NE end of Santa Susana Mtns.
366
Comment
RSA714881
Lotus hamatus
A. C. Sanders, Mark A. Elvin
2003-4-14
25954
Los Angeles
NE end of Santa Susana Mtns: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River.
351
Comment
UCR125480
Lotus hamatus
A. C. Sanders, Mark Elvin
2003-4-14
25954
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River
351
Comment
UCR126608
Lotus hamatus
A. C. Sanders, Mark A. Elvin, and others
2003-4-16
26058
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park
396
Comment
IRVC26329
Lotus humistratus
A. C. Sanders, Andy Thompson
2003-4-15
25986
Los Angeles
Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns.
396
Comment
IRVC26365
Lotus humistratus
A. C. Sanders, Mark A. Elvin, et al.
2003-4-16
26056
Los Angeles
Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park NE end of Santa Susana Mtns.
366
Comment
RSA709609
Lotus humistratus
A. C. Sanders, A. Thompson
2003-4-15
25986
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park.
305
Comment
RSA714884
Lotus humistratus
A. C. Sanders, Mark A. Elvin
2003-4-14
25960
Los Angeles
NE end of Santa Susana Mtns: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River.
351
Comment
UCR125483
Lotus humistratus
A. C. Sanders, Mark Elvin
2003-4-14
25960
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River
351
Comment
UCR126562
Lotus humistratus
A. C. Sanders, Andy Thomson
2003-4-15
25986
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park
396
Comment
UCR126638
Lotus humistratus
A. C. Sanders, Mark A. Elvin, and others
2003-4-16
26056
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park
396
Comment
IRVC28579
Lotus purshianus
A. C. Sanders, Mark Elvin
2002-6-19
25158
Los Angeles
Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River NE end of Santa Susana Mtns.
305
Comment
UCR125967
Lotus purshianus
A. C. Sanders, Mark Elvin
2002-6-19
25158
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River
305
Comment
IRVC26331
Lotus salsuginosus
A. C. Sanders, Andy Thompson
2003-4-15
25984
Los Angeles
Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns.
396
Comment
JEPS55922
Lotus salsuginosus
Samuel B. Parish
Jun 1887
1891
Los Angeles
San Francisquito Canyon
Comment
JEPS55924
Lotus salsuginosus
W. L. Jepson
1920-5-3
8934
Los Angeles
above Castaic Creek
975
Comment
RSA714878
Lotus salsuginosus
A. C. Sanders, Mark A. Elvin
2003-4-14
25973
Los Angeles
Santa Clara River watershed; Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank
305
Comment
UC186833
Lotus salsuginosus
Samuel B. Parish
Jun 1887
1891
Los Angeles
San Francisquito Canyon
Comment
UC864944
Lotus salsuginosus
I. W. Clokey and B. C. Templeton
1930-4-8
4644
Los Angeles
San Francisquito Canyon
800
Comment
UCR125498
Lotus salsuginosus
A. C. Sanders, Mark Elvin
2003-4-14
25973
Los Angeles
Santa Clara River watershed, Newhall Ranch, c. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank
305
Comment
UCR126362
Lotus salsuginosus
A. C. Sanders, Mark Elvin, Dave Fleitner
2003-8-6
27127
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle
280
Comment
UCR126571
Lotus salsuginosus
A. C. Sanders, Andy Thomson
2003-4-15
25984
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park
396
Comment
UCR127651
Lotus salsuginosus
A. C. Sanders, Mark Elvin
2002-6-20
25219
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
UCR149830
Lotus salsuginosus
Scott D. White, Pam Devries
2004-5-18
10406
Los Angeles
Western Transverse Ranges, Eastern Santa Susana Mtns. West of the I-5 Fwy, c. 4 mi N of the I-5 / SH-14 jtn. and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges
518
Comment
IRVC28578
Lotus scoparius
A. C. Sanders, Mark Elvin
2002-6-19
25156
Los Angeles
Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River NE end of Santa Susana Mtns.
305
Comment
UCR125486
Lotus scoparius var. scoparius
A. C. Sanders, Mark Elvin
2003-4-14
25966
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River
351
Comment
UCR125960
Lotus scoparius var. scoparius
A. C. Sanders, Mark Elvin
2002-6-19
25156
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River
305
Comment
IRVC26322
Lotus strigosus
A. C. Sanders, Andy Thompson
2003-4-15
26006
Los Angeles
Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence NE end of Santa Susana Mtns.
366
Comment
IRVC26349
Lotus strigosus
A. C. Sanders, Andy Thompson
2003-4-15
26014
Los Angeles
Newhall Ranch, disturbed alluvial flat ca. 500 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns.
351
Comment
IRVC26368
Lotus strigosus
A. C. Sanders, Mark A. Elvin, et al.
2003-4-16
26057
Los Angeles
Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park NE end of Santa Susana Mtns.
366
Comment
IRVC26454
Lotus strigosus
A. C. Sanders, Mark Elvin, et al.
2003-3-4
25690
Los Angeles
Newhall Ranch, along dirt road on eastern slopes below "Grapevine Mesa," 1.75 mi. ESE of Del Valle, south of confluence of Castaic Creek with Santa Clara River NE end of Santa Susana Mtns.
335
Comment
IRVC27310
Lotus strigosus
A. C. Sanders, Mark Elvin, et al.
2003-4-14
25949
Los Angeles
Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River NE end of Santa Susana Mtns.
351
Comment
RSA710273
Lotus strigosus
A. C. Sanders, Mark A. Elvin
2003-4-14
25949
Los Angeles
NE end of Santa Susana Mtns: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River.
351
Comment
UCR125412
Lotus strigosus
A. C. Sanders, Mark Elvin
2003-3-5
25734
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Exon Mesa,' due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River
335
Comment
UCR125423
Lotus strigosus
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-4
25690
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, along dirt road on eastern slopes below 'Grapevine Mesa,' 1.75 mi. ESE of Del Valle, south of confluence of Castaic Creek with Santa Clara River
335
Comment
UCR126561
Lotus strigosus
A. C. Sanders, Andy Thomson
2003-4-15
26018
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, disturbed alluvial flat c. 500 ft. south of Magic Mountain theme park
351
Comment
UCR126564
Lotus strigosus
A. C. Sanders, Andy Thomson
2003-4-15
26014
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, disturbed alluvial flat c. 500 ft. south of Magic Mountain theme park
351
Comment
UCR126603
Lotus strigosus
A. C. Sanders, Mark A. Elvin, and others
2003-4-16
26057
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park
396
Comment
UCR126719
Lotus strigosus
A. C. Sanders, Mark Elvin
2003-4-14
25949
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River
351
Comment
UCR126730
Lotus strigosus
A. C. Sanders, Andy Thomson
2003-4-15
26006
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence
396
Comment
CDA27343
Lotus wrangelianus
A. C. Sanders, Mark A. Elvin, et al
2003-4-14
25960
Los Angeles
NE end of Santa Susana Mtns.; Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River
Comment
UCR125149
Ludwigia
A. C. Sanders, Mark Elvin
2002-6-25
25286
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
274
Comment
IRVC26312
Lupinus bicolor
A. C. Sanders, Andy Thompson
2003-4-15
26000
Los Angeles
Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns.
396
Comment
RSA695430
Lupinus bicolor
A. C. Sanders, Mark Elvin, Julie Vanderwier, M. S. Enright
2002-6-26
25303
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, S of Santa Clara River on mesa.
366
Comment
UCR125386
Lupinus bicolor
A. C. Sanders, Mark Elvin
2003-3-5
25729
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Exon Mesa,' due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River
335
Comment
UCR125903
Lupinus bicolor
A. C. Sanders, Mark Elvin, Julie M. Vanderwier, M. S. Enright
2002-6-26
25303
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, south of Santa Clara River on mesa
366
Comment
UCR126559
Lupinus bicolor
A. C. Sanders, Andy Thomson
2003-4-15
26000
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park
396
Comment
UCR126731
Lupinus bicolor
A. C. Sanders, Andy Thomson
2003-4-15
26005
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence
396
Comment
POM187623
Lupinus excubitus var. austromontanus
J. Ewan
1930-5-17
5521
Los Angeles
North rim of Pico Canyon, near Newhall.
610
Comment
UCR174488
Lupinus excubitus var. excubitus
Anuja Parikh, Nathan Gale
2005-4-23
2107
Los Angeles
Western Transverse Range, Newhall Ranch (study area 51), VCC, near Castaic Creek
330
Comment Read comments Apr 9 2009
UCR238106
Lupinus formosus
Mark A. Elvin, Julie M. Vanderwier
2002-5-7
2008
Los Angeles
Western Transverse Range, Newhall Ranch, Magic Mountain, in agricultural fields east of amusement park and west if I-5 Fwy
351
Comment
RSA715342
Lupinus formosus var. formosus
Anuja Parikh, Nathan Gale
2004-4-24
2002
Los Angeles
Western Transverse Range: Newhall Ranch, study area 64.
333
Comment Read comments Apr 9 2009
SD212611
Lupinus formosus var. formosus
Anuja Parikh, Nathan Gale
2004-4-24
2002
Los Angeles
Newhall Ranch, study area 64.
Comment
UCR174491
Lupinus formosus var. formosus
Anuja Parikh, Nathan Gale
2004-4-24
2002
Los Angeles
Western Transverse Range, Newhall Ranch, study area 64
333
Comment Read comments Apr 9 2009
UCR149828
Lupinus hirsutissimus
Scott D. White, Pam Devries
2004-5-18
10417
Los Angeles
Western Transverse Ranges, Eastern Santa Susana Mtns. West of the I-5 Fwy, c. 4 mi N of the I-5 / SH-14 jtn. and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges
518
Comment
RSA714882
Lupinus microcarpus
A. C. Sanders, Mark A. Elvin
2003-4-14
25971
Los Angeles
NE end of Santa Susana Mtns: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River.
351
Comment
SD186211
Lupinus microcarpus
A. C. Sanders, Mark Elvin, et al.
2003-4-14
25971
Los Angeles
Newhall Ranch, hills immediately southwest of Magic Mountain.
351
Comment
SEINET1004368
Lupinus microcarpus
A. C. Sanders, Mark Elvin
2003-1
25971
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, hills immediatelu southwest of Magic Mountains, just across dirt service road, south of Santa Clara River.
351
Comment
UCD108625
Lupinus microcarpus
A. C. Sanders; Mark A. Elvin, et al.
2003-4-14
25971
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River.
351
Comment
UCR125163
Lupinus microcarpus
A. C. Sanders, Mark Elvin
2002-6-18
25127
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park
457
Comment
UCR125488
Lupinus microcarpus
A. C. Sanders, Mark Elvin
2003-4-14
25971
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River
351
Comment
IRVC26358
Lupinus microcarpus var. densiflorus
A. C. Sanders, Mark A. Elvin
2003-4-16
26036
Los Angeles
Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank Santa Clara River watershed
305
Comment
IRVC28851
Lupinus microcarpus var. densiflorus
Mark A. Elvin, Cathleen Weigand
2003-4-7
2445
Los Angeles
Newhall Ranch Commerce Center, S of Castaic Creek, N of SR 126 Santa Clarita Valley
297
Comment
SBBG69050
Lupinus microcarpus var. densiflorus
R. Hoffmann
1930-4-29
Los Angeles
ca. 2 mi S of Castaic
Comment
UCR126683
Lupinus microcarpus var. densiflorus
A. C. Sanders, Mark A. Elvin
2003-4-16
26036
Los Angeles
Santa Clara River watershed, Newhall Ranch, c. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank
366
Comment
UCR127069
Lupinus microcarpus var. densiflorus
Mark A. Elvin, Cathleen Weigand
2003-4-7
2445
Los Angeles
Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126
297
Comment
IRVC26357
Lupinus microcarpus var. microcarpus
A. C. Sanders, Mark A. Elvin
2003-4-16
26037
Los Angeles
Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank Santa Clara River watershed
305
Comment
RSA709601
Lupinus microcarpus var. microcarpus
Mark Elvin, Cathleen Weigand
2003-4-8
2455
Los Angeles
Santa Clarita Valley: Newhall Ranch, flats S of confluence of Hasley Canyon with Castaic Creek.
297
Comment
SD186210
Lupinus microcarpus var. microcarpus
Mark A. Elvin, Cathleen Weigand
2003-4-8
2455
Los Angeles
Newhall Ranch, flats south of confluence of Hasley Canyon with Castaic Creek.
296
Comment
UCR126600
Lupinus microcarpus var. microcarpus
A. C. Sanders, Mark A. Elvin
2003-4-16
26037
Los Angeles
Santa Clara River watershed, Newhall Ranch, c. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank
366
Comment
UCR145961
Lupinus microcarpus var. microcarpus
Mark A. Elvin, Cathleen Weigand
2003-4-8
2455
Los Angeles
Santa Clarita Valley, Newhall Ranch, flats south of confluence of Hasley Canyon with Castaic Creek
297
Comment
IRVC26323
Lupinus sparsiflorus
A. C. Sanders, Andy Thompson
2003-4-15
26007
Los Angeles
Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence NE end of Santa Susana Mtns.
366
Comment
IRVC26452
Lupinus sparsiflorus
A. C. Sanders, Mark Elvin, et al.
2003-3-5
25707
Los Angeles
Newhall Ranch, "Grapevine Mesa" ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon NE end of Santa Susana Mtns.
335
Comment
SD186212
Lupinus sparsiflorus
A. C. Sanders, Andy Thompson
2003-4-15
26007
Los Angeles
Newhall Ranch, south edge of Magic Mountain theme park.
366
Comment
UCR125421
Lupinus sparsiflorus
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-5
25707
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Grapevine Mesa' c. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon
335
Comment
UCR126755
Lupinus sparsiflorus
A. C. Sanders, Andy Thomson
2003-4-15
26007
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence
396
Comment
UCR127067
Lupinus sparsiflorus
Mark A. Elvin, Cathleen Weigand
2003-4-7
2446
Los Angeles
Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126
297
Comment
RSA0088829
Lupinus succulentus
Bonnie C. Templeton, I. W. Clokey
1930-4-8
s.n.
Los Angeles
San Francesqueto Canyon.
Comment
UCR126612
Lupinus truncatus
A. C. Sanders, Mark A. Elvin, and others
2003-4-16
26049
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park
396
Comment
UCR125183
Lythrum californicum
A. C. Sanders, Mark Elvin
2002-6-25
25262
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction
305
Comment
UCR149795
Madia sativa
Scott D. White, Pam Devries
2004-6-14
10490 A
Los Angeles
Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges.
518
Comment
RSA695431
Malacothamnus
A. C. Sanders, M. S. Enright
2002-8-8
25574
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, lower slopes on the south side of Potrero Canyon, below the dirt road to bench mark 1804.
366
Comment
RSA695385
Malacothamnus fasciculatus
A. C. Sanders, Mark A. Elvin
2002-6-19
25202
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, hills S of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn.
282
Comment
RSA695386
Malacothamnus fasciculatus
A. C. Sanders, Mark A. Elvin
2002-6-20
25213
Los Angeles
NE end of Santa Susana Mtn.: Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park.
366
Comment
RSA695387
Malacothamnus fasciculatus
A. C. Sanders, Mark A. Elvin
2002-6-18
25132
Los Angeles
NE end of Santa Susana Mtn.: Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park.
366
Comment
RSA695388
Malacothamnus fasciculatus
A. C. Sanders, Mark A. Elvin
2002-8-1
25542
Los Angeles
NE end of Santa Susana Mtns.; Newhall Ranch, canyon on south side of central Potrero Canyon, SSW of old ranch headquarters.
396
Comment
SD233879
Malacothamnus fasciculatus
A. C. Sanders, M. Elvin, C. Weigand
2002-8-1
25542
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, canyon on south side of central Potrero Canyon, SSW of old ranch headquarters.
395
Comment
UCR125402
Malacothamnus fasciculatus
A. C. Sanders, M. S. Enright
2002-8-8
25574
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, lower slopes on the south side of Potrero Canyon, below the dirt road to bench mark 1804
457
Comment
UCR125770
Malacothamnus fasciculatus
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25542
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, canyon on south side of central Potrero Canyon, SSW of old ranch headquarters
396
Comment
UCR125771
Malacothamnus fasciculatus
A. C. Sanders, Mark Elvin
2002-6-18
25132
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park
457
Comment
UCR125772
Malacothamnus fasciculatus
A. C. Sanders, Mark Elvin
2002-6-20
25213
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park
457
Comment
UCR125773
Malacothamnus fasciculatus
A. C. Sanders, Mark Elvin
2002-6-19
25202
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
366
Comment
UCR162652
Malacothamnus fasciculatus
Mark A. Elvin
2003-8-14
s.n.
Los Angeles
Santa Clarita Valley, Newhall Ranch, mouth of Castaic Creek, south of SR 126
290
Comment
IRVC28725
Malacothrix saxatilis
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-7-31
25512
Los Angeles
Newhall Ranch, central Potrero Canyon, dry side canyon near its mouth on north side of road, oil production area NE end of Santa Susana Mtns.
366
Comment
UCR125268
Malacothrix saxatilis
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-7-31
25512
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, dry side canyon near its mouth on north side of road, oil production area
366
Comment
UCR125928
Malacothrix saxatilis
A. C. Sanders, Mark Elvin
2002-6-20
25204
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park
457
Comment
RSA692084
Malva parviflora
A. C. Sanders, Mark A. Elvin
2002-6-26
25299
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, along Santa Clara River about 0.25 mile downstream from large natural spring at N foot of Airport Mesa and ca. 0.75 mile above Castaic Creek confluence, ca. 1 mi. SW of Castaic Junction.
305
Comment
UCR125898
Malva parviflora
A. C. Sanders, Mark Elvin, et al
2002-6-26
25299
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River about 0.25 mile downstream from large natural spring at north foot of 'Airport Mesa' and c. 0.75 mile above Castaic Creek confluence, c. 1 mi. SW of Castaic Junction
305
Comment
UCR127644
Malva parviflora
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-7-31
25510
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, dry side canyon near its mouth on north side of road, oil production area
366
Comment
IRVC26257
Marah macrocarpa
Mark A. Elvin
2003-4-9
2470
Los Angeles
Newhall Ranch Commerce Center, canyon N of SR 126 from 'Grapevine Mesa' Santa Clarita Valley
335
Comment
UCR127366
Marah macrocarpa
Mark A. Elvin
2003-4-9
2470
Los Angeles
Santa Clarita Valley, Newhall Ranch Commerce Center, canyon north of SR 126 from 'Grapevine Mesa
335
Comment
UCR129507
Marrubium vulgare
A. C. Sanders, Mark Elvin
2002-6-20
25234
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
CHSC35496
Melica imperfecta
James Henrickson
1979-5-18
18138
Los Angeles
Ca 1 mile N of Valencia, E of College of the Canyon between Valencia and McBean Parkway.
426
Comment
UCR125954
Melilotus albus
A. C. Sanders, Mark Elvin
2002-6-19
25146
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River
305
Comment
UCR125961
Melilotus indicus
A. C. Sanders, Mark Elvin
2002-6-19
25155
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River
305
Comment
UCR129412
Mentzelia laevicaulis
A. C. Sanders, Mark Elvin
2002-6-20
25251
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
IRVC28613
Mentzelia micrantha
A. C. Sanders, Mark Elvin
2002-6-20
25238
Los Angeles
Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns.
290
Comment
UCR129409
Mentzelia micrantha
A. C. Sanders, Mark Elvin
2002-6-20
25238
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
UCR67655
Micropus californicus var. californicus
L. C. Wheeler
1967-5-8
9304
Los Angeles
San Gabriel Mtns, foothills NW of Saugus
396
Comment
IRVC26342
Microseris heterocarpa
A. C. Sanders
2003-4-16
26021
Los Angeles
Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course NE end of Santa Susana Mtns.
366
Comment
UCR126585
Microseris heterocarpa
A. C. Sanders
2003-4-16
26021
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course
366
Comment
UCR125415
Microseris lindleyi
A. C. Sanders, Mark Elvin
2003-3-5
25737
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Exon Mesa,' due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River
335
Comment
UCR125497
Microseris lindleyi
A. C. Sanders, Mark Elvin
2003-4-14
25974
Los Angeles
Santa Clara River watershed, Newhall Ranch, c. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank
305
Comment
UCR127020
Microseris lindleyi
Mark A. Elvin, Cathleen Weigand
2003-4-7
2437
Los Angeles
Castaic Valley, Newhall Ranch, junction of Hasley Canyon and Castaic Creek
335
Comment
UCR127021
Microseris lindleyi
Mark A. Elvin, Cathleen Weigand
2003-4-8
2462
Los Angeles
Santa Clarita Valley, Newhall Ranch Commerce Center, ridge between Hasley and Castaic Creeks
351
Comment
SBBG122022
Mimetanthe pilosa
A. Parikh, N. Gale
2004-6-2
2032
Los Angeles
Santa Clara River in vicinity of confluence with Castaic Crk, Newhall Ranch
290
Comment
UCR125923
Mimulus aurantiacus
A. C. Sanders, Mark Elvin
2002-6-19
25177
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, head of 'Adobe Cyn.' and pass into 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
335
Comment
SEINET7096639
Mimulus breviflorus
A. G. Vestal
1955-6-9
s.n.
Los Angeles
Pico Canyon south and west of Route 99. NAD27, 34.3806? deg. , -118.6021? deg. (converted to WGS84) UTM Zone 11, 352703mE, 3805326mN.
Comment
UCR163103
Mimulus floribundus
Anuja Parikh, Nathan Gale
2004-6-3
2038
Los Angeles
Newhall Ranch, along Santa Clara River (SCR sect. 4) between confluence of Castaic Creek and Castaic Junction
305
Comment
IRVC29016
Mimulus guttatus
A. C. Sanders, Mark Elvin
2002-6-25
25293
Los Angeles
Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns.
274
Comment
UCR125142
Mimulus guttatus
A. C. Sanders, Mark Elvin
2002-6-25
25293
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
274
Comment
UCR162375
Mimulus parishii
Anuja Parikh, Nathan Gale
2004-6-3
2037
Los Angeles
Newhall Ranch, along Santa Clara River (SCR sect. 4) between confluence of Castaic Creek and Castaic Junction
305
Comment
UCR172449
Mimulus parishii
Anuja Parikh, Nathan Gale
2005-7-7
2126
Los Angeles
Santa Clara River Valley, near confluence of Castaic Creek and the river, Newhall Ranch, study area 44
290
Comment
UCR162289
Mimulus pilosus
Anuja Parikh, Nathan Gale
2004-6-2
2032
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek
290
Comment
JEPS79934
Mirabilis californica
I. W. Clokey and B. C. Templeton
1930-4-8
4685
Los Angeles
San Francisquito Canyon
700
Comment
UC851757
Mirabilis californica var. californica
I. W. Clokey and B. C. Templeton
1930-4-8
4686
Los Angeles
San Francisquito Canyon
700
Comment
UCR153476
Mirabilis californica var. californica
James Henrickson
1979-3-18
18167
Los Angeles
Transverse Ranges/Liebre Mtns, c. 7 mi N of Newhall in Dry Canyon, south of Dry Canyon Reservior (DWP)
457
Comment
IRVC28567
Mirabilis laevis
A. C. Sanders, Mark Elvin, et al.
2003-4-14
25956
Los Angeles
Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River NE end of Santa Susana Mtns.
351
Comment
IRVC28665
Mirabilis laevis
A. C. Sanders, Mark Elvin, Julie M. Vanderwier, Kim Marsden
2002-6-18
25103
Los Angeles
Newhall Ranch, hills 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park NE end of Santa Susana Mtns.
335
Comment
RSA730754
Mirabilis laevis
A. C. Sanders, Mark A. Elvin, Julie Vanderwier, Kim Marsden
2002-6-18
25103
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, hills 1 mi. SSW of Castaic Junction, west of Magic Mountain amusement park.
335
Comment
UCR125129
Mirabilis laevis
A. C. Sanders, Mark Elvin, Julie M. Vanderwier, Kim Marsden
2002-6-18
25103
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park
366
Comment
UCR126737
Mirabilis laevis
A. C. Sanders, Mark Elvin
2003-4-14
25956
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River
351
Comment
UCR127034
Mirabilis laevis
Mark A. Elvin
2003-4-9
2469
Los Angeles
Santa Clarita Valley, Newhall Ranch Commerce Center, canyon north of SR 126 from 'Grapevine Mesa
335
Comment
UC851756
Mirabilis laevis var. crassifolia
I. W. Clokey and B. C. Templeton
1930-4-8
4685
Los Angeles
San Francisquito Canyon
700
Comment
UCR149833
Muhlenbergia microsperma
Scott D. White, Pam Devries
2004-5-18
10404
Los Angeles
Western Transverse Ranges, Eastern Santa Susana Mtns. West of the I-5 Fwy, c. 4 mi N of the I-5 / SH-14 jtn. and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges
518
Comment
SFV19354
Muilla maritima
E. Jackson
1993-5-2
30
Los Angeles
Santa Clarita. About 0.25 miles northwest of junction of Newhall Ranch Road and McBean Parkway.
350
Comment
UCR163178
Najas guadalupensis
Anuja Parikh, Nathan Gale
2004-9-10
2097
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek
290
Comment
RSA695391
Nassella cernua
A. C. Sanders, Mark A. Elvin
2002-6-19
25181
Los Angeles
NE end of Santa Susana Mtn.; Newhall Ranch, head of Adobe Cyn. and pass into Long Cyn. 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn.
335
Comment
RSA713829
Nassella cernua
A. C. Sanders
2003-7-15
27100
Los Angeles
NE end of Santa Susana Mtns: Newhall Ranch, Magic Mountain area, 0.9 mi. south of Castaic Junction, west of 'water tanks'.
335
Comment
RSA703840
Nasturtium officinale
A. C. Sanders, Mark Elvin
2002-6-20
25225
Los Angeles
NE end of Santa Susana Mtns.: Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river.
290
Comment
SD241134
Navarretia atractyloides
Mark A. Elvin
2003-1-30
2960
Los Angeles
Western Transverse Range; Santa Clarita Valley Area: Newall Ranch, west side of Grapevine Mesa, 4 km SW (216a^z) of intersection of I-5 Fwy and Hwy 126 (Val Verde 7.5'Q)
366
Comment
UCR129431
Navarretia atractyloides
A. C. Sanders, Mark Elvin
2002-6-18
25135
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Sawtooth Ridge' area c. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533
518
Comment
UCR238102
Navarretia atractyloides
Mark A. Elvin
2003-6-30
2960
Los Angeles
Western Transverse Range; Santa Clarita Valley Area, Newhall Ranch, west side of Grapevine Mesa, 4 km SW (216 deg. ) of intersection of I-5 Fwy and Hwy 126
366
Comment
SBBG121990
Nemacladus ramosissimus
A. Parikh, N. Gale
2008-4-12
2150
Los Angeles
Long Cyn, 0.75 km N of Potrero Cyn, 3 km SE of Del Valle; Santa Susana Mtns
350
Comment Read comments Jul 9 2012
UCR125380
Nemophila parviflora
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-5
25723
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, canyon NE of 'Grapevine Mesa,' SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, west of 'oil tanks' near BM 1073
Comment
UCR172464
Nemophila parviflora var. quercifolia
Anuja Parikh, Nathan Gale
2005-4-13
2101
Los Angeles
NE end of Santa Susana Mtns., Long Canyon, Newhall Ranch, Study Area 31
335
Comment
RSA0043176
Nemophila pedunculata
A. C. Sanders, Mark A. Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-5
25723
Los Angeles
NE end of Santa Susand Mtns.: Newhall Ranch, canyon NE of Grapevine Mesa, SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, W of oil tanks near BM 1073.
Comment
HSC21274
Nicotiana glauca
David Porter
1965-4-24
Los Angeles
5 mi. W of Newhall on Pico Canyon Rd., Newhall
610
Comment
LA34717
Nicotiana glauca
Mary V. Hood;
1939-4-28
36- 3
Los Angeles
San Gabriel Mountains, San Francisquito Canyon, near sign of National Forest
335
Comment
RSA426789
Nicotiana glauca
M. V. Hood
1939-4-28
s.n.
Los Angeles
San Francisquito Canyon.
305
Comment
UCR125916
Nicotiana glauca
A. C. Sanders, Mark Elvin
2002-6-19
25201
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
366
Comment
UC68731
Nicotiana quadrivalvis
H. M. Hall
1905-7-23
6711
Los Angeles
San Francisquito Canyon
762
Comment
UCR127060
Nicotiana quadrivalvis
Mark A. Elvin, Cathleen Weigand
2003-4-7
2443
Los Angeles
Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126
297
Comment
UCR149801
Nicotiana quadrivalvis
Scott D. White, Pam Devries
2004-6-14
10488 A
Los Angeles
Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges.
518
Comment
UCR162639
Nicotiana quadrivalvis
Anuja Parikh, Nathan Gale
2004-6-17
2049
Los Angeles
Santa Clara River Valley, Newhall Ranch (study area 44) in vicinity of confluence of Castaic Creek and Santa Clara River
290
Comment
IRVC28853
Oenothera californica
Mark A. Elvin, Cathleen Weigand
2003-4-7
2441
Los Angeles
Newhall Ranch Commerce Center, S of Castaic Creek, N of SR 126 Santa Clarita Valley
297
Comment
UCR127028
Oenothera californica
Mark A. Elvin, Cathleen Weigand
2003-4-7
2441
Los Angeles
Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126
297
Comment
UCR162372
Oenothera californica subsp. californica
Anuja Parikh, Nathan Gale
2004-6-16
2043
Los Angeles
Western Transverse Range, Santa Clara River Valley, Newhall Ranch, Castaic Creek north of Calif. Hwy 126 and SW of Commerce Center Dr.
290
Comment
IRVC28614
Oenothera elata
A. C. Sanders, Mark Elvin
2002-6-20
25239
Los Angeles
Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns.
290
Comment
RSA703841
Oenothera elata
A. C. Sanders, Mark A. Elvin
2002-6-20
25239
Los Angeles
NE end of Santa Susana Mtns.: Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river.
290
Comment
UCR129408
Oenothera elata
A. C. Sanders, Mark Elvin
2002-6-20
25239
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
UCR162517
Oenothera elata subsp. hirsutissima
Anuja Parikh, Nathan Gale
2004-6-2
2021
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek
290
Comment
UCR125774
Opuntia basilaris
A. C. Sanders, Mark Elvin
2002-6-18
25124
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park
457
Comment
UCR174494
Orobanche
Anuja Parikh, Nathan Gale
2005-5-27
2112
Los Angeles
Western Transverse Range; NE end of Santa Susana Mtns., Newhall Ranch, study area 49, hills just NW of Magic Mountain Theme Park
396
Comment Read comments May 22 2009
UC129097
Orobanche fasciculata
H. M. Hall and H. P. Chandler
1906-6-12
7401
Los Angeles
Southern California. San Francisquito Canyon.
Comment
SBBG129182
Orobanche parishii
A. Parikh, N. Gale
2012-5-23
2159
Los Angeles
Newhall Ranch, 1.6 km S of the Santa Clara River, 1.9 km W of Interstate 5, N side of Santa Susana Mtns
365
Comment
UC1126126
Paeonia californica
P. L. Johannsen
1934-2-17
287
Los Angeles
Pico Canyon Santa Susana Quadrangle
Comment
UCR125406
Paeonia californica
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-4
25698
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, upper 'Long Canyon,' c. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River
335
Comment
UCR162504
Panicum capillare
Anuja Parikh, Nathan Gale
2004-6-2
2026
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek
290
Comment
UCR126360
Panicum miliaceum subsp. miliaceum
A. C. Sanders, Mark Elvin, Dave Fleitner
2003-8-6
27129
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle
280
Comment
UCR126548
Parietaria hespera var. hespera
Anuja Parikh, Nathan Gale
2003-4-30
s.n.
Los Angeles
Santa Clarita Valley, Castaic Junction, Newhall, SW of the junction of SR 126 and US 5, north of the Santa Clara River
305
Comment
CDA35714
Parthenocissus inserta
A. C. Sanders, Mark A. Elvin
2002-8-26
25588
Los Angeles
Northeastern Santa Susana Mtns./Santa Clara River Watershed; Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near Airport Mesa .
Comment
RSA714589
Parthenocissus vitacea
A. C. Sanders, Mark A. Elvin
2002-8-26
25588
Los Angeles
Northeastern Santa Susana Mtns./Santa Clara River Watershed: Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near 'Airport Mesa'
305
Comment
SBBG119600
Parthenocissus vitacea
A. C. Sanders, M. A. Elvin
2002-8-26
25588
Los Angeles
Newhall Ranch, small spring at S edge of Santa Clara River Valley,SE of trailer park at Castaic Crk, downstream of large spring near "Airport Mesa"
305
Comment
SD186361
Parthenocissus vitacea
Andy C. Sanders, Andy Thompson
2003-4-15
26020
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, along the Santa Clara River, north of Magic Mountain theme park
316
Comment
UCR126565
Parthenocissus vitacea
A. C. Sanders, Andy Thomson
2003-4-15
26020
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, along the Santa Clara River, north of Magic Mountain theme park
316
Comment
UCR126845
Parthenocissus vitacea
A. C. Sanders, Mark A. Elvin
2002-8-26
25588
Los Angeles
Northeastern Santa Susana Mtns./Santa Clara River Watershed, Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near 'Airport Mesa
305
Comment
UCR129403
Parthenocissus vitacea
A. C. Sanders, Mark Elvin
2002-6-20
25245
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
UCR162371
Parthenocissus vitacea
Anuja Parikh, Nathan Gale
2004-6-15
2042
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 5) in vicinity of Castaic Junction
305
Comment
SBBG57146
Paspalum distichum
R. Hoffmann
1927-8-30
Los Angeles
Santa Clara River near Castaic
Comment
UCR125164
Paspalum distichum
A. C. Sanders, Mark Elvin
2002-6-25
25285
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
274
Comment
RSA0025062
Pectocarya anisocarpa
A. C. Sanders, Andy Thompson
2003-4-15
26015
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, disturbed alluvial flat, ca. 500 ft. south of Magic Mountain Theme Park.
351
Comment
SD186142
Pectocarya anisocarpa
A. C. Sanders, Andy Thompson
2003-4-15
26015
Los Angeles
Newhall Ranch, south of Magic Mountain theme park.
351
Comment
UCR125410
Pectocarya anisocarpa
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-4
25702
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, upper 'Long Canyon,' c. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River
335
Comment
UCR125428
Pectocarya anisocarpa
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-5
25713
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Grapevine Mesa' c. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon
335
Comment
UCR125560
Pectocarya anisocarpa
A. C. Sanders, Mark Elvin
2003-4-14
25955
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River
351
Comment
UCR127066
Pectocarya anisocarpa
Mark A. Elvin, Cathleen Weigand
2003-4-7
2449
Los Angeles
Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126
297
Comment
IRVC26348
Pectocarya penicillata
A. C. Sanders, Andy Thompson
2003-4-15
26015
Los Angeles
Newhall Ranch, disturbed alluvial flat ca. 500 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns.
351
Comment
IRVC26463
Pectocarya penicillata
A. C. Sanders, Mark Elvin, et al.
2003-3-4
25701
Los Angeles
Newhall Ranch, upper "Long Canyon," ca. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River NE end of Santa Susana Mtns.
335
Comment
SEINET1004448
Pectocarya penicillata
A. C. Sanders, Andy Thompson
2003-1
26015
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, disturbed alluvial flat ca. 500 ft. south of Magic Mountain theme park.
351
Comment
UCR125409
Pectocarya penicillata
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-4
25701
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, upper 'Long Canyon,' c. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River
335
Comment
UCR126691
Pectocarya penicillata
A. C. Sanders, Andy Thomson
2003-4-15
26015
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, disturbed alluvial flat c. 500 ft. south of Magic Mountain theme park
351
Comment
UCSC011207
Pectocarya penicillata
Adam Searcy
2015-2-10
67
Los Angeles
Val Verde
Comment
IRVC28592
Penstemon centranthifolius
A. C. Sanders, Mark Elvin
2002-6-19
25189
Los Angeles
Newhall Ranch, "Long Cyn." 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns.
335
Comment
JEPS11258
Penstemon centranthifolius
I. W. Clokey and B. C. Templeton
1930-4-8
4718
Los Angeles
San Francisquito Canyon
800
Comment
UCR125941
Penstemon centranthifolius
A. C. Sanders, Mark Elvin
2002-6-19
25189
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
335
Comment
UCR149785
Penstemon heterophyllus
Scott D. White, Pam Devries
2004-6-14
10495 A
Los Angeles
Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges.
518
Comment
SEINET3924293
Persicaria punctata
A. C. Sanders, Mark A. Elvin; Cathleen Weigand
2002-8-1
25526
Los Angeles
Santa Clara River Valley: Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction.; 0
305
Comment
UCR162503
Petalonyx thurberi subsp. thurberi
Anuja Parikh, Nathan Gale
2004-9-10
2096
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek
290
Comment
UCR237901
Phacelia
Mark A. Elvin
2003-4-22
2528
Los Angeles
Western Transverse Range, Newhall Ranch, bee site on open former oil well pad just east of Grapevine Mesa, S of Santa Clara River and Hwy 126, c. 4 mi. east of Ventura Co. line
314
Comment
UCR162292
Phacelia brachyloba
Anuja Parikh, Nathan Gale
2004-6-2
2033
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek
290
Comment
IRVC28571
Phacelia cicutaria var. hispida
A. C. Sanders, Mark Elvin, et al.
2003-4-14
25964
Los Angeles
Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River NE end of Santa Susana Mtns.
351
Comment
UCR126579
Phacelia cicutaria var. hispida
A. C. Sanders
2003-4-17
26067
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, c. 1 km south of Magic Mountain amusement park and north of the powerlines
442
Comment
UCR126724
Phacelia cicutaria var. hispida
A. C. Sanders, Mark Elvin
2003-4-14
25964
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River
351
Comment
SBBG122694
Phacelia cicutaria var. hubbyi
A. Parikh, N. Gale
2009-5-21
2151
Los Angeles
N side of Santa Susana Mtns, Newhall Ranch, between Potrero/Pico Cyns, 5.6 km W of Interstate 5, 1.4 km SW of Potrero Cyn
515
Comment Read comments Oct 9 2012
UCR215793
Phacelia cicutaria var. hubbyi
Anuja Parikh, Nathan Gale
2009-5-21
2151
Los Angeles
west side of Santa Susana Mountains, Newhall Ranch, between Potrereo/Pico Canyons, 5.6 km west of Hwy I-5, 1.4 km southwest of Potrero Canyon
515
Comment
IRVC26444
Phacelia distans
A. C. Sanders, Mark Elvin
2003-3-5
25732
Los Angeles
Newhall Ranch, "Exon Mesa," due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River NE end of Santa Susana Mtns.
335
Comment
UCR125389
Phacelia distans
A. C. Sanders, Mark Elvin
2003-3-5
25732
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Exon Mesa,' due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River
335
Comment
IRVC28742
Phacelia imbricata
A. C. Sanders, M. S. Enright, Mark Elvin, Cathleen Weigand
2002-8-8
25575
Los Angeles
Newhall Ranch, ridgetops on the south side of Potrero Canyon, above the dirt road to bench mark 1804, N of East Fork Salt Canyon NE end of Santa Susana Mtns.
488
Comment
UCR127407
Phacelia imbricata
A. C. Sanders, M. S. Enright, Mark Elvin, Cathleen Weigand
2002-8-8
25575
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, ridgetops on the south side of Potrero Canyon, above the dirt road to bench mark 1804, north of East Fork Salt Canyon
549
Comment
UCR174487
Phacelia minor
Anuja Parikh, Nathan Gale
2005-4-23
2106
Los Angeles
Western Transverse Range, Newhall Ranch (study area 51), VCC, near Castaic Creek
330
Comment Read comments Apr 9 2009
SBBG122082
Phacelia platyloba
A. Parikh, N. Gale
2003-5-2
1743
Los Angeles
0.75 km N of jct of Interstate 5 and Magic Mtn Parkway, N of Santa Clara River
360
Comment
SBBG122083
Phacelia platyloba
A. Parikh, N. Gale
2003-5-2
1742
Los Angeles
0.75 km N of jct of Interstate 5 and Magic Mtn Parkway, N of Santa Clara River
350
Comment
IRVC27352
Phacelia ramosissima
A. C. Sanders, Mark Elvin
2003-8-7
27163
Los Angeles
Newhall Ranch, Santa Clara River bottom east of Del Valle NE end of Santa Susana Mtns.
282
Comment
IRVC28676
Phacelia ramosissima
A. C. Sanders, Mark Elvin
2002-6-18
25116
Los Angeles
Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park NE end of Santa Susana Mtns.
328
Comment
RSA709745
Phacelia ramosissima
A. C. Sanders, Mark A. Elvin
2003-8-7
27163
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom east of Del Valle.
282
Comment
UCR125125
Phacelia ramosissima
A. C. Sanders, Mark Elvin
2002-6-18
25116
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park
328
Comment
UCR126706
Phacelia ramosissima
A. C. Sanders, Mark Elvin
2003-8-7
27163
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom east of Del Valle
282
Comment
UCR127033
Phacelia viscida
Mark A. Elvin
2003-4-9
2472
Los Angeles
Santa Clarita Valley, Newhall Ranch Commerce Center, canyon north of SR 126 from 'Grapevine Mesa
335
Comment
UCR125383
Phlox gracilis
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-5
25726
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, canyon NE of 'Grapevine Mesa,' SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, west of 'oil tanks' near BM 1073
Comment
IRVC28979
Phoradendron macrophyllum
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25545
Los Angeles
Newhall Ranch, canyon on south side of central Potrero Canyon, SSW of old ranch headquarters NE end of Santa Susana Mtns.
396
Comment
IRVC29045
Phoradendron macrophyllum
A. C. Sanders, Mark Elvin
2002-6-25
25275
Los Angeles
Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns.
274
Comment
RSA706653
Phoradendron macrophyllum
A. C. Sanders, Mark A. Elvin
2002-6-25
25275
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn.
274
Comment
UCR125171
Phoradendron macrophyllum
A. C. Sanders, Mark Elvin
2002-6-25
25275
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
274
Comment
UCR125251
Phoradendron macrophyllum
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25545
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, canyon on south side of central Potrero Canyon, SSW of old ranch headquarters
396
Comment
UCR153424
Phoradendron tomentosum subsp. macrophyllum
James Henrickson
1979-3-3
17812
Los Angeles
Transverse Ranges; Liebre Mts region, c. 1 mi NE of Saugus along Santa Clara River, 1 mile west of Bouquet Canyon Road, N of the Saugus-Ventura road
343
Comment
UC848909
Phoradendron villosum
I. W. Clokey and B. C. Templeton
1930-4-8
4719
Los Angeles
San Francisquito Canyon
800
Comment
UCR127090
Piptatherum miliaceum
Mark A. Elvin, Cathleen Weigand
2003-4-8
2457
Los Angeles
Santa Clarita Valley, Newhall Ranch, flats south of confluence of Hasley Canyon with Castaic Creek
297
Comment
UCR129397
Piptatherum miliaceum
A. C. Sanders, Mark Elvin
2002-6-20
25250
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
IRVC26320
Plagiobothrys arizonicus
A. C. Sanders, Andy Thompson
2003-4-15
26003
Los Angeles
Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence NE end of Santa Susana Mtns.
366
Comment
IRVC26446
Plagiobothrys arizonicus
A. C. Sanders, Mark Elvin, et al.
2003-3-4
25704
Los Angeles
Newhall Ranch, upper "Long Canyon," ca. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River NE end of Santa Susana Mtns.
335
Comment
IRVC28568
Plagiobothrys arizonicus
A. C. Sanders, Mark Elvin, et al.
2003-4-14
25957
Los Angeles
Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River NE end of Santa Susana Mtns.
351
Comment
UCR125418
Plagiobothrys arizonicus
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-4
25704
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, upper 'Long Canyon,' c. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River
335
Comment
UCR126605
Plagiobothrys arizonicus
A. C. Sanders, Mark A. Elvin, and others
2003-4-16
26062
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, north of the powerlines south of Magic Mountain Parkway, near I-5 and new golf course
396
Comment
UCR126729
Plagiobothrys arizonicus
A. C. Sanders, Mark Elvin
2003-4-14
25957
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River
351
Comment
UCR126733
Plagiobothrys arizonicus
A. C. Sanders, Andy Thomson
2003-4-15
26003
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence
396
Comment
IRVC26338
Plagiobothrys canescens
A. C. Sanders
2003-4-16
26028
Los Angeles
Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course NE end of Santa Susana Mtns.
366
Comment
IRVC26427
Plagiobothrys canescens
A. C. Sanders, Mark Elvin, et al.
2003-3-4
25703
Los Angeles
Newhall Ranch, upper "Long Canyon," ca. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River NE end of Santa Susana Mtns.
335
Comment
IRVC26458
Plagiobothrys canescens
A. C. Sanders, Mark Elvin, et al.
2003-3-4
25693
Los Angeles
Newhall Ranch, along dirt road on eastern slopes below "Grapevine Mesa," 1.75 mi. ESE of Del Valle, south of confluence of Castaic Creek with Santa Clara River NE end of Santa Susana Mtns.
335
Comment
IRVC27311
Plagiobothrys canescens
A. C. Sanders, Mark Elvin, et al.
2003-4-14
25948
Los Angeles
Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River NE end of Santa Susana Mtns.
351
Comment
RSA710274
Plagiobothrys canescens
A. C. Sanders, Mark Elvin
2003-4-14
25948
Los Angeles
NE end of Santa Susana Mtns: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River.
351
Comment
RSA714514
Plagiobothrys canescens
A. C. Sanders
2003-4-16
26028
Los Angeles
NE end of Santa Susana Mtns: Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course.
366
Comment
SBBG33981
Plagiobothrys canescens
L. S. Rose
1968-4-5
68021
Los Angeles
Newhall Ranch
365
Comment
SD186145
Plagiobothrys canescens
A. C. Sanders
2003-4-16
26028
Los Angeles
Newhall Ranch, south of Magic Mountain Parkway, near I-5 and new golf course.
366
Comment
UCR125411
Plagiobothrys canescens
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-4
25703
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, upper 'Long Canyon,' c. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River
335
Comment
UCR125426
Plagiobothrys canescens
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-4
25693
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, along dirt road on eastern slopes below 'Grapevine Mesa,' 1.75 mi. ESE of Del Valle, south of confluence of Castaic Creek with Santa Clara River
335
Comment
UCR126687
Plagiobothrys canescens
A. C. Sanders
2003-4-16
26028
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course
366
Comment
UCR126720
Plagiobothrys canescens
A. C. Sanders, Mark Elvin
2003-4-14
25948
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River
351
Comment
UCR146347
Plagiobothrys canescens
James Henrickson
1985-3-30
19780
Los Angeles
Western Transverse Range, c. 3 air miles NNW of Newhall in proposed North Hills development just north of Santa Clara River and just east of San Francisquito Creek
381
Comment
UCR150670
Plagiobothrys canescens
James Henrickson
1979-4-18
17818
Los Angeles
Transverse Ranges; Liebre Mts region, Just north of Valencia, east of Interstate 5, between McBean Parkway and Valencia Parkway, east of College-of-Canyons
363
Comment
UCR126558
Plagiobothrys collinus
A. C. Sanders, Andy Thomson
2003-4-15
26013
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, disturbed alluvial flat c. 500 ft. south of Magic Mountain theme park
351
Comment
CHSC35053
Plagiobothrys leptocladus
R. Schlising; R. Banchero
1981-4-17
4033
Los Angeles
NW of Oroville along Cottonwood Road, ca. 0.4 mile E of jct with Hwy 99. Roadside vernal pools.
41
Comment
IRVC26316
Plagiobothrys nothofulvus
A. C. Sanders, Andy Thompson
2003-4-15
25983
Los Angeles
Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns.
396
Comment
RSA709610
Plagiobothrys nothofulvus
A. C. Sanders, A. Thompson
2003-4-15
25983
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park.
305
Comment
UCR126563
Plagiobothrys nothofulvus
A. C. Sanders, Andy Thomson
2003-4-15
25983
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park
396
Comment
UCSC011206
Plantago erecta
Adam Searcy
2015-2-10
66
Los Angeles
Val Verde
Comment
UCR125900
Plantago indica
A. C. Sanders, Mark Elvin, et al
2002-6-26
25300
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River about 0.25 mile downstream from large natural spring at north foot of 'Airport Mesa' and c. 0.75 mile above Castaic Creek confluence, c. 1 mi. SW of Castaic Junction
305
Comment
UCR129505
Plantago lanceolata
A. C. Sanders, Mark Elvin
2002-6-20
25236
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
UCR172299
Plantago ovata
Anuja Parikh, Nathan Gale
2005-7-18
2145
Los Angeles
Santa Susanna Mtns., Newhall Ranch, uppermost Potrero Canyon, study area 22
488
Comment
HSC95402
Platanus racemosa
A. C. Sanders, Mark A. Elvin
2002-6-18
25140
Los Angeles
Newhall Ranch, 'Sawtooth Ridge' area ca. 1.5 mi. SE of Del Valle, N of Potrero Canyon, vicinity of bench mark 1533
366
Comment
IRVC28573
Platanus racemosa
A. C. Sanders, Mark Elvin
2002-6-18
25140
Los Angeles
Newhall Ranch, "Sawtooth Ridge" area ca. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533 NE end of Santa Susana Mtns.
366
Comment
RSA703843
Platanus racemosa
A. C. Sanders, Mark A. Elvin
2002-6-18
25140
Los Angeles
NE end of Santa Susan Mtns.: Newhall Ranch, 'Sawtooth Ridge' area ca. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533.
366
Comment
UCR129419
Platanus racemosa
A. C. Sanders, Mark Elvin
2002-6-18
25140
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Sawtooth Ridge' area c. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533
518
Comment
CAS-BOT-BC91675
Platystemon californicus
A. C. Sanders
2003-4-16
26041
Los Angeles
Santa Clara River watershed. Newhall Ranch, ca. 0.4 north of Highway 126.
366
Comment
IRVC26353
Platystemon californicus
A. C. Sanders, Mark A. Elvin
2003-4-16
26041
Los Angeles
Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank Santa Clara River watershed
305
Comment
SD186276
Platystemon californicus
A. C. Sanders, Mark A. Elvin
2003-4-16
26041
Los Angeles
Santa Clara River watershed: Newhall Ranch, ca. 0.4 [miles] north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank.
305
Comment
UC855243
Platystemon californicus
I. W. Clokey, B. C. Templeton
1930-4-8
4673
Los Angeles
San Francisquito Canyon
700
Comment
UCR126602
Platystemon californicus
A. C. Sanders, Mark A. Elvin
2003-4-16
26041
Los Angeles
Santa Clara River watershed, Newhall Ranch, c. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank
366
Comment
IRVC29044
Pluchea sericea
A. C. Sanders, Mark Elvin
2002-6-25
25276
Los Angeles
Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns.
274
Comment
UC1070069
Pluchea sericea
A. D. Gifford
1934-2-20
299
Los Angeles
Santa Clara River Santa Susana Quad.
243
Comment
UCR125172
Pluchea sericea
A. C. Sanders, Mark Elvin
2002-6-25
25276
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
274
Comment
UCR126584
Poa secunda
A. C. Sanders
2003-4-17
26071
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, c. 1 km south of Magic Mountain amusement park and north of the powerlines
442
Comment
UCR162205
Polycarpon tetraphyllum
Anuja Parikh, Nathan Gale
2004-6-16
2044
Los Angeles
Western Transverse Range, Santa Clara River Valley, Newhall Ranch, Castaic Creek north of Calif. Hwy 126 and SW of Commerce Center Dr.
290
Comment
UCR162507
Polygonum persicaria
Anuja Parikh, Nathan Gale
2004-6-2
2023
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek
290
Comment
IRVC28755
Polygonum punctatum
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25526
Los Angeles
Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi. SW of Castaic Junction Santa Clara River Valley
305
Comment
RSA706652
Polygonum punctatum
A. C. Sanders, Mark A. Elvin, Cathleen Weigand
2002-8-1
25526
Los Angeles
Santa Clara River Valley; Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0,75 mi. SW of Castaic Junction.
305
Comment
UCR127385
Polygonum punctatum
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25526
Los Angeles
Santa Clara River Valley, Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction
305
Comment
UCR127627
Polypogon interruptus
A. C. Sanders, Mark Elvin
2002-6-19
25153
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River
305
Comment
UCR125186
Polypogon monspeliensis
A. C. Sanders, Mark Elvin
2002-6-25
25265
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction
305
Comment
UCR125966
Polypogon monspeliensis
A. C. Sanders, Mark Elvin
2002-6-19
25159
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River
305
Comment
SEINET3244163
Polypogon viridis
A. C. Sanders, Mark Elvin
2002-1
25224
Riverside
NE end of Santa Susana Mtns.: Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river.
290
Comment Read comments Jul 29 2013
UCR169084
Polypogon viridis
A. C. Sanders, Mark Elvin
2002-6-20
25224
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
UCR125155
Populus fremontii
A. C. Sanders, Mark Elvin
2002-6-18
25108
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park
328
Comment
UC472145
Populus fremontii subsp. fremontii
J. Ewan
1930-5-17
5503
Los Angeles
Pico Canyon above Newhall; Pico Canyon
457
Comment
UCR162363
Potamogeton foliosus var. foliosus
Anuja Parikh, Nathan Gale
2004-9-10
2095
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek
290
Comment
UCR162364
Potamogeton pectinatus
Anuja Parikh, Nathan Gale
2004-6-15
2040
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 5) in vicinity of Castaic Junction
305
Comment
IRVC28590
Prunus ilicifolia subsp. ilicifolia
A. C. Sanders, Mark Elvin
2002-6-19
25187
Los Angeles
Newhall Ranch, "Long Cyn." 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns.
335
Comment
RSA695390
Prunus ilicifolia subsp. ilicifolia
A. C. Sanders, Mark A. Elvin
2002-6-19
25187
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, Long Cyn. 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn.
335
Comment
UCR125930
Prunus ilicifolia subsp. ilicifolia
A. C. Sanders, Mark Elvin
2002-6-19
25187
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
335
Comment
UCR125179
Pseudognaphalium biolettii
A. C. Sanders, Mark Elvin
2002-6-25
25273
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
366
Comment
OBI72144
Pseudognaphalium leucocephalum
Unknown
2009-5-21
2153
Los Angeles
WTR, S of hwy 126 in Castaic Crk, 2.5 km SW of Castaic jctn and .3 km S of Hwy 126
290
Comment
SBBG122008
Pseudognaphalium leucocephalum
A. Parikh, N. Gale
2005-6-29
2119
Los Angeles
N of Hwy 126 in Hasley Cyn, 1.5 km W of Castaic Junction and 0.5 km N of Castaic Crk
307
Comment
SBBG132182
Pseudognaphalium leucocephalum
A. Parikh, N. Gale
2014-7-31
2172
Ventura
N bank of Santa Clara River/Castaic Crk in Hasley Cyn, 0.7 km NW of Hwy 126, 1.1 km SW of Interstate 5
307
Comment
UCR125393
Pterostegia drymarioides
A. C. Sanders, Mark Elvin
2003-3-5
25742
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Exon Mesa,' due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River
335
Comment
UCR125434
Pterostegia drymarioides
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-5
25719
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Grapevine Mesa' c. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon
335
Comment
UCR125495
Pterostegia drymarioides
A. C. Sanders, Mark Elvin
2003-4-14
25976
Los Angeles
Santa Clara River watershed, Newhall Ranch, c. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank
305
Comment
UCR149832
Pterostegia drymarioides
Scott D. White, Pam Devries
2004-5-18
10405
Los Angeles
Western Transverse Ranges, Eastern Santa Susana Mtns. West of the I-5 Fwy, c. 4 mi N of the I-5 / SH-14 jtn. and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges
518
Comment
UCR125146
Pulicaria paludosa
A. C. Sanders, Mark Elvin
2002-6-25
25289
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
274
Comment
UCD47724
Quercus X alvordiana
A. C. Sanders; Mark Elvin
2002-6-20
25208
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park (Newhall 7.5', Q.:34 deg. 24.5'N, 118 deg. 35'W). Alt: 366-457 m/ 1200-1500 ft.
365
Comment
UCR127630
Quercus X alvordiana
A. C. Sanders, Mark Elvin
2002-6-20
25208
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park
457
Comment
UCR125953
Quercus agrifolia
A. C. Sanders, Mark Elvin
2002-6-19
25164
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River
305
Comment
UCR126577
Quercus berberidifolia
A. C. Sanders
2003-4-17
26075
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, c. 1 km south of Magic Mountain amusement park and north of the powerlines
442
Comment
A343131
Quercus lobata
C. B. Wolf
1932-10-19
4351
Unknown
Ridge Route Road 1/4 mi. So. of Santa Clara River
365
Comment
CAS-BOT-BC61550
Quercus lobata
Carl B. Wolf
1932-10-19
4351
Los Angeles
Ridge Route Road, 1/4 mi. SO of Santa Clara River
365
Comment
SD40849
Quercus lobata
Carl B. Wolf
1932-10-19
4351
Los Angeles
0.25 mile south of Santa Clara River
366
Comment
UC848097
Quercus lobata
Carl B. Wolf
1932-10-19
Los Angeles
0.25 mi s Santa Clara River (Ridge Route Road)
365
Comment
GH343476
Quercus turbinella
J. T. Rothrock
1875-07-01 - 1875-08-01
186
Unknown
Head of Santa Clara Valley
243
Comment Read comments Nov 30 2015
IRVC26333
Rafinesquia californica
A. C. Sanders, Andy Thompson
2003-4-15
25988
Los Angeles
Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns.
396
Comment
UCR126568
Rafinesquia californica
A. C. Sanders, Andy Thomson
2003-4-15
25988
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park
396
Comment
UCR172458
Ranunculus cymbalaria var. saximontanus
Anuja Parikh, Nathan Gale
2005-7-20
2146
Los Angeles
Santa Susanna Mtns., Newhall Ranch, uppermost Potrero Canyon, study area 21
488
Comment
UCR237896
Raphanus sativus
Mark A. Elvin
2003-4-22
2531
Los Angeles
Western Transverse Range, Newhall Ranch, bee site on open former oil well pad just east of Grapevine Mesa, S of Santa Clara River and Hwy 126, c. 4 mi. east of Ventura Co. line
314
Comment
UC1121840
Rhamnus crocea
R. St. John
1930-2-17
98
Los Angeles
San Francisco Ranch Santa Susana Quad.
365
Comment
IRVC28582
Rhamnus ilicifolia
A. C. Sanders, Mark Elvin
2002-6-19
25165
Los Angeles
Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River NE end of Santa Susana Mtns.
305
Comment
UCR125952
Rhamnus ilicifolia
A. C. Sanders, Mark Elvin
2002-6-19
25165
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River
305
Comment
UCR125158
Rhus aromatica
A. C. Sanders, Mark Elvin
2002-6-18
25121
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park
457
Comment
IRVC28603
Rhus ovata
A. C. Sanders, Mark Elvin
2002-6-20
25210
Los Angeles
Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park NE end of Santa Susana Mtns.
366
Comment
UCR129420
Rhus ovata
A. C. Sanders, Mark Elvin
2002-6-18
25141
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Sawtooth Ridge' area c. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533
518
Comment
UCR129426
Rhus ovata
A. C. Sanders, Mark Elvin
2002-6-20
25210
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park
457
Comment
RSA122522
Rhus trilobata var. pilosissima
P. L. Johannsen
1934-3-5
312
Los Angeles
1.5 mile NE Castac.
427
Comment
IRVC28591
Ribes aureum
A. C. Sanders, Mark Elvin
2002-6-19
25188
Los Angeles
Newhall Ranch, "Long Cyn." 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns.
335
Comment
A363967
Ribes aureum var. gracillimum
R. S. Ferris
1941-3-10
10323
Unknown
First tributary in Pico Canyon, Santa Susana Mountains, near U.S. Highway #99
411
Comment
CAS-BOT-BC92451
Ribes aureum var. gracillimum
Roxana S. Ferris
1941-3-10
10323
Los Angeles
First Tributary in Pico Canyon, Santa Susana Mountains, near U.S. Highway #99.
411
Comment
RSA27162
Ribes aureum var. gracillimum
Roxana S. Ferris
1941-3-10
10323
Los Angeles
First Tributary in Pico Canyon, Santa Susana Mtns, near Hwy 99.
412
Comment
UCR125940
Ribes aureum var. gracillimum
A. C. Sanders, Mark Elvin
2002-6-19
25188
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
335
Comment
A380373
Ribes malvaceum
R. S. Ferris
1941-3-10
10324
Unknown
Chaparral ridge west of U.S. Highway #99 near Pico Canyon road, Santa Susana Mountains
472
Comment
CAS-BOT-BC173429
Ribes malvaceum
Roxana S. Ferris
1941-3-10
10324
Los Angeles
West of U.S. Highway #99 near Pico Canyon road, Santa Susana Mountains
472
Comment
RSA27109
Ribes malvaceum
Roxana S. Ferris
1941-3-10
10324
Los Angeles
Ridge west of US Hwy 99, near Pico Canyon road, Santa Susana Mtns.
473
Comment
UC129387
Rigiopappus leptocladus
H. M. Hall and H. P. Chandler
1906-6-12
7395
Los Angeles
San Francisquito Canyon
Comment
IRVC28608
Rorippa nasturtium-aquaticum
A. C. Sanders, Mark Elvin
2002-6-20
25225
Los Angeles
Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns.
290
Comment
UCR129415
Rorippa nasturtium-aquaticum
A. C. Sanders, Mark Elvin
2002-6-20
25225
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
UCR126618
Rosa californica
A. C. Sanders, Mark Elvin, Dave Fleitner
2003-8-6
27139
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle
280
Comment
IRVC28651
Rubus ursinus
A. C. Sanders, Mark Elvin
2002-6-25
25264
Los Angeles
Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi. SW of Castaic Junction NE end of Santa Susana Mtns.
305
Comment
UCR125185
Rubus ursinus
A. C. Sanders, Mark Elvin
2002-6-25
25264
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction
305
Comment
RSA714607
Rumex
A. C. Sanders, Mark A. Elvin
2002-6-20
25240
Los Angeles
NE end of Santa Susana Mtns.: Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river.
290
Comment
UCR169504
Rumex
A. C. Sanders, Mark Elvin
2002-6-20
25240
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
RSA700317
Rumex conglomeratus
A. C. Sanders, Mark A. Elvin
2002-6-25
25266
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction.
305
Comment
UCR125138
Rumex conglomeratus
A. C. Sanders, Mark Elvin
2002-6-25
25266
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction
305
Comment
IRVC26350
Rumex hymenosepalus
A. C. Sanders, Andy Thompson
2003-4-15
26012
Los Angeles
Newhall Ranch, disturbed alluvial flat ca. 500 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns.
351
Comment
UCR126557
Rumex hymenosepalus
A. C. Sanders, Andy Thomson
2003-4-15
26012
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, disturbed alluvial flat c. 500 ft. south of Magic Mountain theme park
351
Comment
UCR127068
Rumex hymenosepalus
Mark A. Elvin, Cathleen Weigand
2003-4-7
2448
Los Angeles
Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126
297
Comment
UCR162518
Rumex maritimus
Anuja Parikh, Nathan Gale
2004-6-2
2022
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek
290
Comment
UCR162506
Rumex pulcher
Anuja Parikh, Nathan Gale
2004-6-2
2024
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek
290
Comment
IRVC28606
Rumex salicifolius
A. C. Sanders, Mark Elvin
2002-6-20
25221
Los Angeles
Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns.
290
Comment
RSA703836
Rumex salicifolius
A. C. Sanders, Mark A. Elvin
2002-6-20
25221
Los Angeles
NE end of Santa Susana Mtns.: Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river.
290
Comment
UCR129500
Rumex salicifolius
A. C. Sanders, Mark Elvin
2002-6-20
25221
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
UCR149793
Rumex salicifolius
Scott D. White, Pam Devries
2004-6-14
10491 A
Los Angeles
Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges.
518
Comment
IRVC27333
Salix exigua
A. C. Sanders, Mark Elvin
2003-8-7
27164
Los Angeles
Newhall Ranch, Santa Clara River bottom east of Del Valle NE end of Santa Susana Mtns.
282
Comment
POM182048
Salix exigua
F. R. Fosberg
1932-3-3
7411
Los Angeles
Castaic Creek, below Castaic, San Gabriel Mts.
300
Comment
POM361056
Salix exigua
F. R. Fosberg
1932-3-3
7413
Los Angeles
Castaic Creek, below Castaic, San Gabriel Mountains
300
Comment
RSA6441
Salix exigua
F. R. Fosberg
1932-3-3
7413
Los Angeles
Castaic Creek, below Castaic, San Gabriel Mts.
300
Comment
RSA6442
Salix exigua
F. R. Fosberg
1932-3-3
7411
Los Angeles
Castaic Creek, below Castaic, San Gabriel Mts.
300
Comment
UCD110923
Salix exigua
F. R. Fosberg
1932-3-3
7411
Los Angeles
Castaic Creek, below Castaic, San Gabriel Mts.
300
Comment
UCD110924
Salix exigua
F. R. Fosberg
1932-3-3
7413
Los Angeles
Castaic Creek, below Castaic, San Gabriel Mts.
300
Comment
UCR126707
Salix exigua
A. C. Sanders, Mark Elvin
2003-8-7
27164
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom east of Del Valle
282
Comment
UCR129405
Salix exigua
A. C. Sanders, Mark Elvin
2002-6-20
25247
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
UCR143063
Salix exigua
F. R. Fosberg
1932-3-3
7411
Los Angeles
San Gabriel Mtns., Castaic Creek, below Castaic
300
Comment
LA208630
Salix exigua var. hindsiana
F. R. Fosberg;
1932-3-3
7413
Los Angeles
San Gabriel Mountains, Castaic Creek, below Castaic
300.0
Comment
LA208638
Salix exigua var. hindsiana
F. R. Fosberg;
1932-3-3
7411
Los Angeles
San Gabriel Mountains, Castaic Creek, below Castaic
300.0
Comment
SBBG58922
Salix exigua var. hindsiana
F. R. Fosberg
1932-3-3
7411
Los Angeles
Castaic Crk, below Castaic
300
Comment
SBBG58923
Salix exigua var. hindsiana
F. R. Fosberg
1932-3-3
7413
Los Angeles
Castaic Crk, below Castaic
300
Comment
SD1024
Salix exigua var. hindsiana
F. R. Fosberg
1932-3-3
7413
Los Angeles
Castaic Creek, below Castaic, San Garbiel Mts., sandy streambed
299
Comment
SD1025
Salix exigua var. hindsiana
F. R. Fosberg
1932-3-3
7411
Los Angeles
Castaic Creek, below Castaic, San Gabriel Mts., sandy streambed
299
Comment
UC492447
Salix exigua var. hindsiana
F. R. Fosberg
1932-3-3
7411
Los Angeles
Castaic Creek below Castaic; San Gabriel Mts.
300
Comment
UC492451
Salix exigua var. hindsiana
F. R. Fosberg
1932-3-3
7413
Los Angeles
Castaic Creek below Castaic; San Gabriel Mts.
300
Comment
UC55026
Salix exigua var. hindsiana
Samuel B. Parish
June 1887
1984
Los Angeles
San Francisquito Canyon
Comment
A382921
Salix hindsiana
F. R. Fosberg
1932-3-3
7411
Unknown
Castaic Creek, below Castaic, San Gabriel Mts.
Comment
A382922
Salix hindsiana
F. R. Fosberg
1932-3-3
7413
Unknown
Castaic Creek, below Castaic, San Gabriel Mts.
Comment
CAS-BOT-BC104143
Salix hindsiana
F. R. Fosberg
1932-3-3
7411
Los Angeles
Castaic Creek, below Castaic, San Gabriel Mts.
300
Comment
CAS-BOT-BC104145
Salix hindsiana
F. R. Fosberg
1932-3-3
7413
Los Angeles
Castaic Creek, below Castaic, San Gabriel Mts.
300
Comment
GH382959
Salix hindsiana
F. R. Fosberg
1932-3-3
7411
Unknown
Castaic Creek, below Castaic, San Gabriel Mts.
Comment
GH382960
Salix hindsiana
F. R. Fosberg
1932-3-3
7413
Unknown
Castaic Creek, below Castaic, San Gabriel Mts.
Comment
IRVC27299
Salix laevigata
A. C. Sanders, Mark Elvin
2003-8-7
27159
Los Angeles
Newhall Ranch, Santa Clara River bottom east of Del Valle NE end of Santa Susana Mtns.
282
Comment
JEPS14841
Salix laevigata
I. W. Clokey and B. C. Templeton
1930-4-8
4724
Los Angeles
San Francisquito Canyon
800
Comment
JEPS14843
Salix laevigata
I. W. Clokey and B. C. Templeton
1930-4-8
4646
Los Angeles
San Francisquito Canyon
800
Comment
JEPS14844
Salix laevigata
I. W. Clokey and B. C. Templeton
1930-4-8
4645
Los Angeles
San Francisquito Canyon
800
Comment
UC846598
Salix laevigata
I. W. Clokey and B. C. Templeton
1930-4-8
4645
Los Angeles
San Francisquito Canyon
800
Comment
UC846600
Salix laevigata
I. W. Clokey and B. C. Templeton
1930-4-8
4646
Los Angeles
San Francisquito Canyon
800
Comment
UC846601
Salix laevigata
I. W. Clokey and B. C. Templeton
1930-4-8
4724
Los Angeles
San Francisquito Canyon
800
Comment
UCD111139
Salix laevigata
Carl W. Sharsmith
1931-10-26
2
Los Angeles
Santa Clara River Valley, 1.5 km north of Castale.
315
Comment Read comments Nov 12 2014
UCR125957
Salix laevigata
A. C. Sanders, Mark Elvin
2002-6-19
25150
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River
305
Comment
UCR126598
Salix laevigata
A. C. Sanders, Mark Elvin
2003-8-7
27159
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom east of Del Valle
282
Comment
IRVC28581
Salix lasiolepis
A. C. Sanders, Mark Elvin
2002-6-19
25160
Los Angeles
Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River NE end of Santa Susana Mtns.
305
Comment
UCR125943
Salix lasiolepis
A. C. Sanders, Mark Elvin
2002-6-19
25160
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River
305
Comment
RSA695432
Salix lucida subsp. lasiandra
A. C. Sanders, Mark A. Elvin
2002-6-26
25297
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, along Santa Clara River about 0.25 mile downstream from large natural spring at N foot of Airport Mesa and ca. 0.75 mile above Castaic Creek confluence, ca. 1 mi. SW of Castaic Junction.
305
Comment
UCR125899
Salix lucida subsp. lasiandra
A. C. Sanders, Mark Elvin, et al
2002-6-26
25297
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River about 0.25 mile downstream from large natural spring at north foot of 'Airport Mesa' and c. 0.75 mile above Castaic Creek confluence, c. 1 mi. SW of Castaic Junction
305
Comment
CAS-BOT-BC126299
Salix sessilifolia
F. R. Fosberg
1932-3-3
7413
Los Angeles
Castaic Creek, below Castaic, San Gabriel Mts.
300
Comment
CAS-BOT-BC126300
Salix sessilifolia
F. R. Fosberg
1932-3-3
7411
Los Angeles
Castaic Creek, below Castaic, San Gabriel Mts.
300
Comment
CDA23588
Salsola tragus
M. I. Wibawa, L. Smith
2008-10-28
A- 0255
Los Angeles
Santa Clarita, on corner of Route 126 and Wolcott Way. 34.425730 N, 118.636360 W
Comment
CHSC106738
Salsola tragus
R. E. Riefner Jr.
2007-5-12
07 -199
Los Angeles
City of Santa Clarita/Newhall area, near I-5 Freeway at SR-126. UTM: (NAD 83) 11S 0352824E 3812534N.
331
Comment
LA211556
Salsola tragus
Mark A. Elvin;
2928
Los Angeles
SANTA CLARITA VALLEY, Newhall Ranch, Commerce Center site, South end of ridge Northeast of confluence of Castaic Creek and Hasley Creek, Survey Area 52.
313.0
Comment
LA211557
Salsola tragus
Mark A. Elvin;
2003-6-9
2928
Los Angeles
SANTA CLARITA VALLEY, Newhall Ranch, Commerce Center site, South end of ridge Northeast of confluence of Castaic Creek and Hasley Creek, Survey Area 52.
313.0
Comment
UCR263716
Salsola tragus
Mark A. Elvin
2003-6-9
2928
Ventura
Santa Clarita Valley, Newhall Ranch, Commerce Center site, south end of ridge northeast of confluence of Castaic Creek and Hasley Creek, Survey Area 52
313
Comment
IRVC28666
Salvia apiana
A. C. Sanders, Mark Elvin, Julie M. Vanderwier, Kim Marsden
2002-6-18
25104
Los Angeles
Newhall Ranch, hills 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park NE end of Santa Susana Mtns.
335
Comment
UCR125128
Salvia apiana
A. C. Sanders, Mark Elvin, Julie M. Vanderwier, Kim Marsden
2002-6-18
25104
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park
366
Comment
UC1124715
Salvia columbariae
P. L. Johannsen
1934-3-5
316
Los Angeles
1 mi ne Castac; Santa Susana Quad.
457
Comment
UC634913
Salvia columbariae
H. L. Mason
1926-4-26
2958
Los Angeles
4 mi w Saugus
Comment
UC883892
Salvia columbariae
I. W. Clokey and B. C. Templeton
1930-4-8
4690
Los Angeles
San Francisquito Canyon
700
Comment
IRVC28671
Salvia leucophylla
A. C. Sanders, Mark Elvin
2002-6-18
25111
Los Angeles
Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park NE end of Santa Susana Mtns.
328
Comment
JEPS62727
Salvia leucophylla
Samuel B. Parish
Jun 1887
1889
Los Angeles
San Francisquito Canyon
Comment
JEPS78309
Salvia leucophylla
Samuel B. Parish
Jun 1887
1889
Los Angeles
San Francisquito Canyon
Comment
POM177960
Salvia leucophylla
Joseph A. Ewan
1931-5-16
4206
Los Angeles
Dry Canyon above Calabasas, Santa Monica Mountains
305
Comment
UC192606
Salvia leucophylla
Samuel B. Parish
Jun 1887
1889
Los Angeles
San Francisquito Canyon
Comment
UCR125121
Salvia leucophylla
A. C. Sanders, Mark Elvin
2002-6-18
25111
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park
328
Comment
UCR125936
Salvia mellifera
A. C. Sanders, Mark Elvin
2002-6-19
25197
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
366
Comment
UC1125369
Sambucus mexicana
R. St. John
1930-2-15
96
Los Angeles
Pico Canyon Santa Susana Quadrangle
533
Comment
UCR125154
Sambucus mexicana
A. C. Sanders, Mark Elvin
2002-6-18
25107
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park
328
Comment
UCR126619
Schoenoplectus acutus var. occidentalis
A. C. Sanders, Mark Elvin, Dave Fleitner
2003-8-6
27140
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle
280
Comment
UCR126840
Schoenoplectus acutus var. occidentalis
A. C. Sanders, Mark A. Elvin
2002-8-26
25582 B
Los Angeles
Northeastern Santa Susana Mtns./Santa Clara River Watershed, Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near 'Airport Mesa
305
Comment
UCR129401
Schoenoplectus acutus var. occidentalis
A. C. Sanders, Mark Elvin
2002-6-20
25214
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
IRVC29014
Schoenoplectus americanus
A. C. Sanders, Mark Elvin
2002-6-25
25291
Los Angeles
Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns.
274
Comment
UCR125144
Schoenoplectus americanus
A. C. Sanders, Mark Elvin
2002-6-25
25291
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
274
Comment
UCR126620
Schoenoplectus americanus
A. C. Sanders, Mark Elvin, Dave Fleitner
2003-8-6
27141
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle
280
Comment
IRVC28715
Scirpus microcarpus
A. C. Sanders, Mark A. Elvin
2002-8-26
25586
Los Angeles
Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near "Airport Mesa" Northeastern Santa Susana Mtns./Santa Clara River Watershed
305
Comment
RSA714590
Scirpus microcarpus
A. C. Sanders, Mark A. Elvin
2002-8-26
25586
Los Angeles
Northeastern Santa Susana Mtns./Santa Clara River Watershed: Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near Airport Mesa
305
Comment
UCR126844
Scirpus microcarpus
A. C. Sanders, Mark A. Elvin
2002-8-26
25586
Los Angeles
Northeastern Santa Susana Mtns./Santa Clara River Watershed, Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near 'Airport Mesa
305
Comment
IRVC28572
Selaginella bigelovii
A. C. Sanders, Mark Elvin
2002-6-18
25134
Los Angeles
Newhall Ranch, "Sawtooth Ridge" area ca. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533 NE end of Santa Susana Mtns.
366
Comment
UCR129418
Selaginella bigelovii
A. C. Sanders, Mark Elvin
2002-6-18
25134
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Sawtooth Ridge' area c. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533
518
Comment
CAS-BOT-BC363448
Senecio californicus
A. C. Sanders
2003-4-17
26063
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1 km south of Magic Mountain amusement park and north of the powerlines
442
Comment
IRVC26437
Senecio californicus
A. C. Sanders, Mark Elvin
2003-3-5
25730
Los Angeles
Newhall Ranch, "Exon Mesa," due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River NE end of Santa Susana Mtns.
335
Comment Read comments Feb 19 2010
IRVC26982
Senecio californicus
A. C. Sanders
2003-4-17
26063
Los Angeles
Newhall Ranch, ca. 1 km south of Magic Mountain amusement park and north of the powerlines NE end of Santa Susana Mtns.
396
Comment
UC831626
Senecio californicus
I. W. Clokey and B. C. Templeton
1930-4-8
4723
Los Angeles
San Francisquito Canyon
800
Comment
UCR125382
Senecio californicus
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-5
25725
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, canyon NE of 'Grapevine Mesa,' SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, west of 'oil tanks' near BM 1073
Comment
UCR125387
Senecio californicus
A. C. Sanders, Mark Elvin
2003-3-5
25730
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Exon Mesa,' due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River
335
Comment
UCR126582
Senecio californicus
A. C. Sanders
2003-4-17
26063
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, c. 1 km south of Magic Mountain amusement park and north of the powerlines
442
Comment
IRVC27305
Senecio flaccidus var. douglasii
A. C. Sanders, Mark Elvin
2003-8-7
27151
Los Angeles
Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon NE end of Santa Susana Mtns.
351
Comment
IRVC28680
Senecio flaccidus var. douglasii
A. C. Sanders, Mark Elvin
2002-6-18
25126
Los Angeles
Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park NE end of Santa Susana Mtns.
366
Comment
IRVC28752
Senecio flaccidus var. douglasii
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25532
Los Angeles
Newhall Ranch, "Long Canyon," north of Potrero Canyon NE end of Santa Susana Mtns.
366
Comment
RSA730757
Senecio flaccidus var. douglasii
A. C. Sanders, Mark Elvin
2002-6-18
25126
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park.
366
Comment
UC127519
Senecio flaccidus var. douglasii
H. M. and G. R. Hall
1908-7-4
8334
Los Angeles
San Francisquito Canyon
Comment
UCR125162
Senecio flaccidus var. douglasii
A. C. Sanders, Mark Elvin
2002-6-18
25126
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park
457
Comment
UCR126709
Senecio flaccidus var. douglasii
A. C. Sanders, Mark Elvin
2003-8-7
27151
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon
351
Comment
UCR127396
Senecio flaccidus var. douglasii
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25532
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, "Long Canyon,' north of Potrero Canyon
366
Comment
UCR162505
Setaria viridis
Anuja Parikh, Nathan Gale
2004-6-2
2025
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek
290
Comment
POM177959
Silene laciniata subsp. major
Joseph A. Ewan
1931-5-16
4207
Los Angeles
Dry Canyon above Calabasas, Santa Monica Mountains
304
Comment
UCR125938
Sisymbrium altissimum
A. C. Sanders, Mark Elvin
2002-6-19
25185
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
335
Comment
UCR125951
Sisymbrium officinale
A. C. Sanders, Mark Elvin
2002-6-19
25167
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River
305
Comment
UCR125422
Sisymbrium orientale
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-4
25689
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, along dirt road on eastern slopes below 'Grapevine Mesa,' 1.75 mi. ESE of Del Valle, south of confluence of Castaic Creek with Santa Clara River
335
Comment
IRVC27303
Solanum americanum
A. C. Sanders, Mark Elvin
2003-8-7
27162
Los Angeles
Newhall Ranch, Santa Clara River bottom east of Del Valle NE end of Santa Susana Mtns.
282
Comment
IRVC28675
Solanum americanum
A. C. Sanders, Mark Elvin
2002-6-18
25115
Los Angeles
Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park NE end of Santa Susana Mtns.
328
Comment
RSA709744
Solanum americanum
A. C. Sanders, Mark A. Elvin
2003-8-7
27162
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom east of Del Valle.
282
Comment
RSA730753
Solanum americanum
A. C. Sanders, Mark A. Elvin
2002-6-18
25115
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusment park.
328
Comment
UCR125124
Solanum americanum
A. C. Sanders, Mark Elvin
2002-6-18
25115
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park
328
Comment
UCR126357
Solanum americanum
A. C. Sanders, Mark Elvin, Dave Fleitner
2003-8-6
27133
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle
280
Comment
UCR126705
Solanum americanum
A. C. Sanders, Mark Elvin
2003-8-7
27162
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom east of Del Valle
282
Comment
UCR149800
Solanum americanum
Scott D. White, Pam Devries
2004-6-14
10483 A
Los Angeles
Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges.
518
Comment
UCR125944
Solanum douglasii
A. C. Sanders, Mark Elvin
2002-6-19
25143
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River
305
Comment
UCR129399
Solanum physalifolium var. nitidibaccatum
A. C. Sanders, Mark Elvin
2002-6-20
25217
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
RSA703835
Solanum sarrachoides
A. C. Sanders, Mark A. Elvin
2002-6-20
25217
Los Angeles
NE end of Santa Susana Mtns.: Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river.
290
Comment
RSA714886
Solanum umbelliferum
A. C. Sanders, Mark A. Elvin
2003-4-14
25981
Los Angeles
Santa Clara River watershed; Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank.
305
Comment
SBBG120064
Solanum xanti
A. C. Sanders
2003-4-14
25981
Los Angeles
Newhall Ranch, ca. 0.4 mi N of St Hwy 126, W of Castaic Crk and N of its confluence with Santa Clara River, 0.6 mi S of Commerce Center Drive along Franklin Parkway
305
Comment
UCR125491
Solanum xanti
A. C. Sanders, Mark Elvin
2003-4-14
25981
Los Angeles
Santa Clara River watershed, Newhall Ranch, c. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank
305
Comment
UCR149826
Solanum xanti var. intermedium
Scott D. White, Pam Devries
2004-5-18
10410
Los Angeles
Western Transverse Ranges, Eastern Santa Susana Mtns. West of the I-5 Fwy, c. 4 mi N of the I-5 / SH-14 jtn. and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges
518
Comment
RSA714585
Solidago occidentalis
A. C. Sanders, Mark Elvin
2002-8-26
25589
Los Angeles
Northeastern Santa Susana Mtns./Santa Clara River Watershed: Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near Airport Mesa
305
Comment
UCR126348
Solidago occidentalis
A. C. Sanders
2003-8-6
27117
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters
335
Comment
UCR126846
Solidago occidentalis
A. C. Sanders, Mark A. Elvin
2002-8-26
25589
Los Angeles
Northeastern Santa Susana Mtns./Santa Clara River Watershed, Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near 'Airport Mesa
305
Comment
UCR125950
Sonchus asper
A. C. Sanders, Mark Elvin
2002-6-19
25168
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River
305
Comment
UCR133684
Sorghum bicolor
A. C. Sanders
2003-8-7
27183
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Lyon's Canyon', c. 1 mile SW of Magic Mountain Theme Park
366
Comment
UCD33023
Sorghum halepense
Beecher Crampton
1965-10-27
7594
Los Angeles
Ca. 2.6 miles SW of Saugus, US Hwy. 99 - Interstate 5.
Comment
UCD92746
Sorghum halepense
Beecher Crampton
1965-10-27
7594
Los Angeles
Ca. 2.6 miles SW of Saugus, US Hwy. 99 - Interstate 5.
Comment
RSA0097076
Spergularia
A. C. Sanders
2003-8-6
27114
Los Angeles
Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters
320
Comment
SD237403
Spergularia
A. C. Sanders
2003-8-6
27114
Los Angeles
NE end of Santa Susana Mountains: Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters (Val Verde 7.5'Q)
320
Comment
UCR142071
Spergularia
A. C. Sanders
2003-8-6
27114
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters
335
Comment
RSA0097898
Spergularia bocconi
A. C. Sanders, A. Thompson
2003-4-15
26004
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence.
366
Comment
UCR126732
Spergularia bocconi
A. C. Sanders, Andy Thomson
2003-4-15
26004
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence
396
Comment
GH401501
Stachys albens
J. T. Rothrock
1875-07-01 - 1875-08-01
182
Unknown
Head of Santa Clara Valley
Comment Read comments Nov 30 2015
IRVC28754
Stachys albens
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25527
Los Angeles
Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi. SW of Castaic Junction Santa Clara River Valley
305
Comment
SEINET9364646
Stachys albens
Unknown
2002-8-26
25587
Los Angeles
NE Santa Susana Mtns./Santa Clara River Watershed: Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near "Airport Mesa" (Newhall 7.5' topo.) Riparian woodland dominated by willows. Scarce perennial in seasonally wet area (dried pool) under willow canopy.
Comment
UCR127386
Stachys albens
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25527
Los Angeles
Santa Clara River Valley, Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction
305
Comment
UCR129407
Stachys albens
A. C. Sanders, Mark Elvin
2002-6-20
25241
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
UCR142080
Stachys albens
A. C. Sanders, Mark A. Elvin
2002-8-26
25587
Los Angeles
Northeastern Santa Susana Mtns./Santa Clara River Watershed, Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near 'Airport Mesa
305
Comment
RSA714796
Stanleya pinnata
Mark Elvin
2003-4-9
2468
Los Angeles
Santa Clarita Valley: Newhall Ranch Commerce Center, canyon N of SR 126 from Grapevine Mesa .
335
Comment
IRVC26174
Stanleya pinnata var. pinnata
Mark A. Elvin
2003-4-9
2468
Los Angeles
Newhall Ranch Commerce Center, canyon N of SR 126 from 'Grapevine Mesa' Santa Clarita Valley
335
Comment
UCR127062
Stanleya pinnata var. pinnata
Mark A. Elvin
2003-4-9
2468
Los Angeles
Santa Clarita Valley, Newhall Ranch Commerce Center, canyon north of SR 126 from 'Grapevine Mesa
335
Comment
UCR172455
Stanleya pinnata var. pinnata
Anuja Parikh, Nathan Gale
2005-7-23
2148
Los Angeles
Santa Susanna Mtns., Newhall Ranch, Potrero Canyon, study area 24
427
Comment
RSA732536
Stellaria media
A. C. Sanders, Mark Elvin, C. Weigand, M. S. Enright, M. Balk, N. Gale, A. Parikh
2003-3-5
25715
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, Grapevine Mesa ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon.
335
Comment
UCR125430
Stellaria media
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-5
25715
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Grapevine Mesa' c. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon
335
Comment
UCR126593
Stellaria media
A. C. Sanders
2003-4-17
26072
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, c. 1 km south of Magic Mountain amusement park and north of the powerlines
442
Comment
UCR146327
Stellaria nitens
James Henrickson
1985-3-30
19792
Los Angeles
Western Transverse Range, c. 3 air miles NNW of Newhall in proposed North Hills development just north of Santa Clara River and just east of San Francisquito Creek
381
Comment
UCR169444
Stephanomeria
A. C. Sanders, Mark A. Elvin, Julie M. Vanderwier, Kim Marsden
2002-6-18
25101
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park
366
Comment
UC127122
Stephanomeria pauciflora
H. M. and G. R. Hall
1908-7-4
8331
Los Angeles
San Francisquito Canyon
Comment
IRVC27332
Stephanomeria virgata
A. C. Sanders, Mark Elvin
2003-8-7
27153
Los Angeles
Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon NE end of Santa Susana Mtns.
351
Comment
RSA709743
Stephanomeria virgata
A. C. Sanders, Mark Elvin
2003-8-7
27153
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon
351
Comment
UCR126599
Stephanomeria virgata
A. C. Sanders, Mark Elvin
2003-8-7
27153
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon
351
Comment
IRVC28593
Stillingia linearifolia
A. C. Sanders, Mark Elvin
2002-6-19
25191
Los Angeles
Newhall Ranch, "Long Cyn." 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns.
335
Comment
UCR125934
Stillingia linearifolia
A. C. Sanders, Mark Elvin
2002-6-19
25191
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
335
Comment
IRVC28587
Stipa cernua
A. C. Sanders, Mark Elvin
2002-6-19
25181
Los Angeles
Newhall Ranch, head of "Adobe Cyn." and pass into "Long Cyn." 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns.
335
Comment
SD108858
Stipa cernua
James Henrickson
1979-5-18
18140
Los Angeles
ca 1 miles N of Valencia, E of College of the Canyon between Valencia and McBean Parkway
395
Comment
UCR125931
Stipa cernua
A. C. Sanders, Mark Elvin
2002-6-19
25181
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, head of 'Adobe Cyn.' and pass into 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
335
Comment
UCR133643
Stipa cernua
A. C. Sanders
2003-7-15
27100
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Magic Mountain area, 0.9 mi. south of Castaic Junction, west of 'water tanks
335
Comment
IRVC26336
Stipa lepida
A. C. Sanders, Andy Thompson
2003-4-15
25994
Los Angeles
Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns.
396
Comment
IRVC26955
Stipa lepida
A. C. Sanders
2003-4-17
26074
Los Angeles
Newhall Ranch, ca. 1 km south of Magic Mountain amusement park and north of the powerlines NE end of Santa Susana Mtns.
396
Comment
IRVC28601
Stipa lepida
A. C. Sanders, Mark Elvin
2002-6-20
25205
Los Angeles
Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park NE end of Santa Susana Mtns.
366
Comment
UCR126592
Stipa lepida
A. C. Sanders
2003-4-17
26074
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, c. 1 km south of Magic Mountain amusement park and north of the powerlines
442
Comment
UCR126694
Stipa lepida
A. C. Sanders, Andy Thomson
2003-4-15
25994
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park
396
Comment
UCR129427
Stipa lepida
A. C. Sanders, Mark Elvin
2002-6-20
25205
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park
457
Comment
UCR126734
Stipa pulchra
A. C. Sanders, Andy Thomson
2003-4-15
25999
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park
396
Comment
UCR172445
Stipa speciosa
Anuja Parikh, Nathan Gale
2005-7-8
2130
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills between Potrero Canyon and Long Canyon, study area 25
412
Comment
UCR126637
Stylocline gnaphaloides
A. C. Sanders, Mark A. Elvin, and others
2003-4-16
26055
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park
396
Comment
UCR127093
Stylocline gnaphaloides
Mark A. Elvin, Cathleen Weigand
2003-4-7
2450
Los Angeles
Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126
297
Comment
UCR169502
Tamarix chinensis
A. C. Sanders, Mark Elvin
2002-6-19
25144
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River
305
Comment
UC1070360
Tetradymia comosa
P. L. Johannsen
1934-2-19
297
Los Angeles
Pico Canyon Santa Susana Quad.
365
Comment
IRVC26457
Thysanocarpus curvipes
A. C. Sanders, Mark Elvin, et al.
2003-3-5
25722
Los Angeles
Newhall Ranch, canyon NE of "Grapevine Mesa," SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, W of "oil tanks" near BM 1073 NE end of Santa Susana Mtns.
Comment
IRVC26469
Thysanocarpus curvipes
A. C. Sanders, Mark Elvin
2003-3-5
25731
Los Angeles
Newhall Ranch, "Exon Mesa," due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River NE end of Santa Susana Mtns.
335
Comment
SD234862
Thysanocarpus curvipes
A. C. Sanders, M. Elvin
2003-3-5
25731
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, Exon Mesa, due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River.
334
Comment
UCR125379
Thysanocarpus curvipes
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-5
25722
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, canyon NE of 'Grapevine Mesa,' SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, west of 'oil tanks' near BM 1073
Comment
UCR125388
Thysanocarpus curvipes
A. C. Sanders, Mark Elvin
2003-3-5
25731
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Exon Mesa,' due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River
335
Comment
RSA0121923
Thysanocarpus curvipes subsp. amplectens
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-5
25722
Los Angeles
NE end of Santa Susand Mtns.: Newhall Ranch, canyon NE of Grapevine Mesa, SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, W of oil tanks near BM 1073.
Comment
RSA0121924
Thysanocarpus curvipes subsp. amplectens
A. C. Sanders, Mark Elvin
2003-3-5
25731
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, Exon Mesa, due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River.
335
Comment
IRVC26954
Thysanocarpus laciniatus
A. C. Sanders
2003-4-17
26070
Los Angeles
Newhall Ranch, ca. 1 km south of Magic Mountain amusement park and north of the powerlines NE end of Santa Susana Mtns.
396
Comment
UCR126590
Thysanocarpus laciniatus
A. C. Sanders
2003-4-17
26070
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, c. 1 km south of Magic Mountain amusement park and north of the powerlines
442
Comment
UCR126698
Thysanocarpus laciniatus
A. C. Sanders, Andy Thomson
2003-4-15
25990
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park
396
Comment
UCR146345
Thysanocarpus laciniatus var. laciniatus
James Henrickson
1985-3-30
19771
Los Angeles
Western Transverse Range, c. 3 air miles NNW of Newhall in proposed North Hills development just north of Santa Clara River and just east of San Francisquito Creek
381
Comment
UCR125123
Tribulus terrestris
A. C. Sanders, Mark Elvin
2002-6-18
25114
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park
328
Comment
UC69090
Trichostema lanatum
H. M. Hall
Jul 1905
6718
Los Angeles
San Francisquito Canyon
Comment
CHSC34616
Trichostema lanceolatum
James Henrickson
1972-11-2
8092
Los Angeles
4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd.
371
Comment
HSC79888
Trichostema lanceolatum
James Henrickson
1972-11-2
8092
Los Angeles
4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd
372
Comment
RSA292656
Trichostema lanceolatum
James Henrickson
1972-11-2
8092
Los Angeles
4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd.
372
Comment
SD108956
Trichostema lanceolatum
James Henrickson
1972-11-2
8092
Los Angeles
4.0 miles north of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Road.
372
Comment
SEINET8999643
Trichostema lanceolatum
Unknown
1972-11-2
8092
Los Angeles
4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd.
366
Comment
UCR125962
Trichostema lanceolatum
A. C. Sanders, Mark Elvin
2002-6-19
25154
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River
305
Comment
SD197783
Trifolium
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25531
Los Angeles
Santa Clara River Valley: Newhall Ranch, Santa Clara River at dirt road crossing near Del Valle.
274
Comment
UCR202329
Trifolium
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25531
Los Angeles
Santa Clara River Valley, Newhall Ranch, Santa Clara River at dirt road crossing near Del Valle
274
Comment
IRVC26339
Trifolium albopurpureum
A. C. Sanders
2003-4-16
26026
Los Angeles
Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course NE end of Santa Susana Mtns.
366
Comment
IRVC27312
Trifolium albopurpureum
A. C. Sanders, Mark Elvin, et al.
2003-4-14
25947
Los Angeles
Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River NE end of Santa Susana Mtns.
351
Comment
IRVC28849
Trifolium albopurpureum
Mark A. Elvin, Cathleen Weigand
2003-4-8
2454
Los Angeles
Newhall Ranch, confluence of Hasley Canyon with Castaic Creek, ridge N of the confluence Castaic Valley
351
Comment
RSA709827
Trifolium albopurpureum
A. C. Sanders, Mark Elvin
2003-4-14
25947
Los Angeles
NE end of Santa Susana Mtns: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River.
351
Comment
RSA714802
Trifolium albopurpureum
Mark A. Elvin, Cathleen Weigand
2003-4-8
2454
Los Angeles
Castaic Valley: Confluence of Hasley Canyon with Castaic Creek, ridge N of the confluence.
351
Comment
UCR126688
Trifolium albopurpureum
A. C. Sanders
2003-4-16
26026
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course
366
Comment
UCR126721
Trifolium albopurpureum
A. C. Sanders, Mark Elvin
2003-4-14
25947
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River
351
Comment
UCR127025
Trifolium albopurpureum
Mark A. Elvin, Cathleen Weigand
2003-4-8
2454
Los Angeles
Castaic Valley, Newhall Ranch, confluence of Hasley Canyon with Castaic Creek, ridge north of the confluence
351
Comment
IRVC26330
Trifolium ciliolatum
A. C. Sanders, Andy Thompson
2003-4-15
25985
Los Angeles
Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns.
396
Comment
IRVC26360
Trifolium ciliolatum
A. C. Sanders
2003-4-16
26034
Los Angeles
Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course NE end of Santa Susana Mtns.
366
Comment
IRVC28566
Trifolium ciliolatum
A. C. Sanders, Mark Elvin, et al.
2003-4-14
25946
Los Angeles
Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River NE end of Santa Susana Mtns.
351
Comment
IRVC28855
Trifolium ciliolatum
Mark A. Elvin, Cathleen Weigand
2003-4-7
2438 A
Los Angeles
Newhall Ranch, junction of Hasley Canyon and Castaic Creek Castaic Valley
335
Comment
RSA709829
Trifolium ciliolatum
A. C. Sanders, Mark Elvin
2003-4-14
25946
Los Angeles
NE end of Santa Susana Mtns: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River.
351
Comment
SEINET1869737
Trifolium ciliolatum
A. C. Sanders, Mark Elvin
2003-1
25946
Los Angeles
NE end of Santa Susana MTns.: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River.
351
Comment
UCD108292
Trifolium ciliolatum
A. C. Sanders
2003-4-16
26034
Los Angeles
NE end of Santa Susana Mountains. Newhall Ranch under powerlines S of Magic Mountain Parkway, near I-5 and new golf course.
366
Comment
UCR126570
Trifolium ciliolatum
A. C. Sanders, Andy Thomson
2003-4-15
25985
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park
396
Comment
UCR126573
Trifolium ciliolatum
A. C. Sanders
2003-4-16
26034
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course
366
Comment
UCR126722
Trifolium ciliolatum
A. C. Sanders, Mark Elvin
2003-4-14
25946
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River
351
Comment
UCR127026
Trifolium ciliolatum
Mark A. Elvin, Cathleen Weigand
2003-4-7
2438 A
Los Angeles
Castaic Valley, Newhall Ranch, junction of Hasley Canyon and Castaic Creek
335
Comment
UCR126725
Trifolium depauperatum
A. C. Sanders, Mark Elvin
2003-4-14
25963
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River
351
Comment
HSC95242
Trifolium fragiferum
A. C. Sanders, Mark A. Elvin
2002-6-25
25282
Los Angeles
Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn.
274
Comment
RSA692077
Trifolium fragiferum
A. C. Sanders, Mark Elvin
2002-6-25
25282
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn.
274
Comment
UCR125167
Trifolium fragiferum
A. C. Sanders, Mark Elvin
2002-6-25
25282
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
274
Comment
UCR127642
Trifolium fragiferum
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25530
Los Angeles
Santa Clara River Valley, Newhall Ranch, Santa Clara River at dirt road crossing near Del Valle
274
Comment
IRVC26380
Trifolium gracilentum
A. C. Sanders, Mark A. Elvin, et al.
2003-4-16
26048
Los Angeles
Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park NE end of Santa Susana Mtns.
366
Comment
IRVC28569
Trifolium gracilentum
A. C. Sanders, Mark Elvin, et al.
2003-4-14
25959
Los Angeles
Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River NE end of Santa Susana Mtns.
351
Comment
RSA712904
Trifolium gracilentum
A. C. Sanders, Mark A. Elvin
2003-4-16
26048
Los Angeles
NE end of Santa Susana Mtns: Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park.
366
Comment
SD186226
Trifolium gracilentum
A. C. Sanders, Mark Elvin, et al.
2003-4-16
26048
Los Angeles
Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mountain theme park.
366
Comment
UC555450
Trifolium gracilentum
H. L. Mason
1926-4-26
2951
Los Angeles
4 mi w Saugus
Comment
UCR126613
Trifolium gracilentum
A. C. Sanders, Mark A. Elvin, and others
2003-4-16
26048
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park
396
Comment
UCR126726
Trifolium gracilentum
A. C. Sanders, Mark Elvin
2003-4-14
25959
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River
351
Comment
UCR126752
Trifolium gracilentum
A. C. Sanders, Andy Thomson
2003-4-15
26001
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park
396
Comment
UCR127027
Trifolium gracilentum
Mark A. Elvin, Cathleen Weigand
2003-4-7
2438 B
Los Angeles
Castaic Valley, Newhall Ranch, junction of Hasley Canyon and Castaic Creek
335
Comment
UCSC011203
Trifolium gracilentum
Adam Searcy
2015-2-5
63
Los Angeles
Val Verde
Comment
UCSC011205
Trifolium gracilentum
Adam Searcy
2015-3-31
65
Los Angeles
Val Verdo
Comment
RSA0116240
Trifolium resupinatum
A. C. Sanders, Mark A. Elvin, Cathleen Weigand
2002-8-1
25531
Los Angeles
Newhall Ranch, Santa Clara River at dirt road crossing near Del Valle
274
Comment
SBBG67216
Trifolium wormskioldii
R. Hoffmann
1927-8-30
Los Angeles
Santa Clara River near Castaic
Comment
IRVC26449
Tropidocarpum gracile
A. C. Sanders, Mark Elvin, et al.
2003-3-4
25692
Los Angeles
Newhall Ranch, along dirt road on eastern slopes below "Grapevine Mesa," 1.75 mi. ESE of Del Valle, south of confluence of Castaic Creek with Santa Clara River NE end of Santa Susana Mtns.
335
Comment
RSA725907
Tropidocarpum gracile
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-4
25692
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, along dirt road on eastern slopes below Grapevine Mesa, 1.75 mi. ESE of Del Valle, south of confluence of Castaic Creek with Santa Clara River.
335
Comment
SD234346
Tropidocarpum gracile
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk Nathan Gale, Anuja Parikh, K. Rindlaug
2003-3-4
25692
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, along dirt road on eastern slopes below Grapevine Mesa 1.75 mi. ESE of Del Valle, S of confulence of Castaic Creek with Santa Clara River (Val Verde 7.5'Q)
334
Comment
UCR125414
Tropidocarpum gracile
A. C. Sanders, Mark Elvin
2003-3-5
25736
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, 'Exon Mesa,' due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River
335
Comment
UCR125425
Tropidocarpum gracile
A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub
2003-3-4
25692
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, along dirt road on eastern slopes below 'Grapevine Mesa,' 1.75 mi. ESE of Del Valle, south of confluence of Castaic Creek with Santa Clara River
335
Comment
UCR126728
Tropidocarpum gracile
A. C. Sanders, Mark Elvin
2003-4-14
25961
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River
351
Comment
IRVC29015
Typha domingensis
A. C. Sanders, Mark Elvin
2002-6-25
25292
Los Angeles
Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns.
274
Comment
UCR125143
Typha domingensis
A. C. Sanders, Mark Elvin
2002-6-25
25292
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn.
274
Comment
UCR126610
Typha latifolia
A. C. Sanders, Mark Elvin, Dave Fleitner
2003-8-6
27142
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle
280
Comment
UCR129510
Typha latifolia
A. C. Sanders, Mark Elvin
2002-6-20
25226
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
UCR126834
Umbellularia californica
A. C. Sanders, Mark A. Elvin
2002-8-26
25591
Los Angeles
Northeastern Santa Susana Mtns./Santa Clara River Watershed, Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near 'Airport Mesa
305
Comment
UC832686
Uropappus lindleyi
I. W. Clokey and B. C. Templeton
1930-4-8
4692
Los Angeles
San Francisquito Canyon
800
Comment
IRVC28727
Verbena lasiostachys
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-7-31
25508
Los Angeles
Newhall Ranch, central Potrero Canyon, dry side canyon near its mouth on north side of road, NE of bench mark 1205 NE end of Santa Susana Mtns.
366
Comment
RSA703834
Verbena lasiostachys
A. C. Sanders, Mark A. Elvin, Cathleen Weigand
2002-7-31
25508
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, central Potrero Canyon, dry side canyon near its mouth on north side of road, NE of bench mark 1205.
366
Comment
UCR125265
Verbena lasiostachys
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-7-31
25508
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, dry side canyon near its mouth on north side of road, NE of bench mark 1205
396
Comment
UCR128010
Verbena lasiostachys
Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz
2003-8-14
3000
Los Angeles
Santa Clarita Valley, Newhall Ranch, mouth of Castaic Creek, south of SR 126
290
Comment
UCR149827
Verbena lasiostachys
Scott D. White, Pam Devries
2004-5-18
10426
Los Angeles
Western Transverse Ranges, Eastern Santa Susana Mtns. West of the I-5 Fwy, c. 4 mi N of the I-5 / SH-14 jtn. and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges
518
Comment
UCR129400
Veronica anagallis-aquatica
A. C. Sanders, Mark Elvin
2002-6-20
25215
Los Angeles
NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river
290
Comment
UCR127055
Vicia villosa
Mark A. Elvin, Cathleen Weigand
2003-4-7
2444
Los Angeles
Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126
297
Comment
UCR174356
Viguiera laciniata
Anuja Parikh, Nathan Gale
2005-4-21
2129
Los Angeles
Western Transverse Range, Newhall Ranch (study area 51), VCC, near Castaic Creek
330
Comment Read comments Apr 9 2009
IRVC26319
Viola pedunculata
A. C. Sanders, Andy Thompson
2003-4-15
25998
Los Angeles
Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns.
396
Comment
IRVC26440
Viola pedunculata
A. C. Sanders, Mark Elvin, K. Rindlaub
2003-3-5
25706
Los Angeles
Newhall Ranch, near entrance to Magic Mountain Amusement Park, north of magin Mtn. Parkway and west of I-5 NE end of Santa Susana Mtns.
335
Comment
RSA709604
Viola pedunculata
A. C. Sanders, A. Thompson
2003-4-15
25998
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park.
305
Comment
UCR125420
Viola pedunculata
A. C. Sanders, Mark Elvin, K. Rindlaub
2003-3-5
25706
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, near entrance to Magic Mountain Amusement Park, north of magin Mtn. Parkway and west of I-5
335
Comment
UCR125490
Viola pedunculata
A. C. Sanders, Mark Elvin
2003-4-14
25969
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River
351
Comment
UCR126735
Viola pedunculata
A. C. Sanders, Andy Thomson
2003-4-15
25998
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park
396
Comment
UCR150666
Viola pedunculata
James Henrickson
1985-3-30
19761
Los Angeles
Western Transverse Range, c. 3 air miles NNW of Newhall in proposed North Hills development just north of Santa Clara River and just east of San Francisquito Creek
381
Comment
IRVC28712
Vitis girdiana
A. C. Sanders, Mark Elvin
2002-6-25
25259
Los Angeles
Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi. SW of Castaic Junction NE end of Santa Susana Mtns.
305
Comment
RSA0121640
Vitis girdiana
A. C. Sanders, Mark A. Elvin
2002-6-25
25259
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, large natural spring at north foot of Airport Mesa, 0.75 mi. SW of Castaic Junction.
305
Comment
SEINET6180540
Vitis girdiana
A. C. Sanders, Mark A. Elvin
2002-6-25
25259
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, large natural spring at north foot of 'Airport Mesa,'; 0.75 mi. SW of Castaic Junction (Newhall 7.5').; 0
305
Comment
UCR125181
Vitis girdiana
A. C. Sanders, Mark Elvin
2002-6-25
25259
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction
305
Comment
UCR125959
Washingtonia robusta
A. C. Sanders, Mark Elvin
2002-6-19
25169
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River
305
Comment
UCR125120
Xanthium spinosum
A. C. Sanders, Mark Elvin
2002-6-18
25110
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park
328
Comment
UCR125269
Xanthium spinosum
A. C. Sanders, Mark Elvin, Cathleen Weigand
2002-8-1
25541
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, at circular cement cattle trough on south side of valley
366
Comment
HSC95399
Xanthium strumarium
A. C. Sanders, Mark A. Elvin
2002-8-28
25599
Los Angeles
Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusement park.
360
Comment
IRVC27444
Xanthium strumarium
A. C. Sanders, Mark A. Elvin
2002-8-28
25599
Los Angeles
Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusement park NE end of Santa Susana Mtns.
360
Comment
RSA692070
Xanthium strumarium
A. C. Sanders, Mark Elvin
2002-8-28
25599
Los Angeles
NE end of Santa Susana Mts.: Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusment park
360
Comment
UCR124031
Xanthium strumarium
A. C. Sanders, Mark A. Elvin
2002-8-28
25599
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusement park
360
Comment
IRVC28678
Yucca whipplei
A. C. Sanders, Mark Elvin
2002-6-18
25120
Los Angeles
Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park NE end of Santa Susana Mtns.
366
Comment
UCR125157
Yucca whipplei
A. C. Sanders, Mark Elvin
2002-6-18
25120
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park
457
Comment
RSA725857
Yucca whipplei var. whipplei
A. C. Sanders, Mark Elvin
2002-6-18
25120
Los Angeles
NE end of Santa Susana Mtns.: Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park.
366
Comment
UCR163179
Zannichellia palustris
Anuja Parikh, Nathan Gale
2004-9-10
2098
Los Angeles
NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek
290
Comment