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Specimen ID
Determination *
Collector
Collection Date
Collection Number
County
Locality
Elevation in meters
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RSA0025887
Abronia umbellata
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-7
4251
Los Angeles
San Clemente Island, lower half of China Cyn, S end of Island, W side.
Comment
RSA500071
Abronia villosa var. aurita
Steve Boyd, T. S. Ross, L. Arnseth
1989-4-2
3240
Riverside
Vail Lake area, sandy valley at NE end of lake, N of Wilson Creek
488
Comment
UCR59503
Abronia villosa var. aurita
Steve Boyd, T. S. Ross, L. Arnseth
1989-4-2
3240
Riverside
Peninsular Range, Vail Lake area, sandy valley at NE end of lake, north of Wilson Creek
488
Comment
UCR200309
Acacia dealbata
Steve Boyd, R. E. Riefner Jr.
2007-1-16
11708
San Diego
Coastal Plains and Basins; South Coastal Plain, Solana Beach, southern shore of San Elijo0 Laghoon between Hwy 5 and Pacific Coast Hwy 1
6
Comment
RSA735217
Acacia greggii
Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault
2004-5-14
11239
Riverside
Western base of the Chocolate Mountains, small canyon, ca. 1.25 miles due north of Imperial County line and ca. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station., Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range.
Comment
HSC87303
Acer macrophyllum
Steve Boyd, T. S. Elias
1987-4-14
2032
Los Angeles
San Gabriel Mtns., Rincon- Red Box Rd., S of Rincon Forest Station, N of Glendora
Comment
OBI70869
Acer macrophyllum
Steve Boyd
1997-5-20
9800
Los Angeles
Liebre Mts region: Northern flank of Sawmill Mtn, upper Heryford Cyn drainage, just NE of Sawmill Summit at the jctn of forest Service roads 7N23 and 7N08
1585
Comment
RSA599323
Acer macrophyllum
Steve D. Boyd, Lauren Raz
1997-3-26
9378
Los Angeles
Liebre Mountains region: Sierra Pelona Ridge, Willow Spring on the southern flank of Martindale Canyon near the northern end of Bouquet Canyon, south of the upper end of the reservoir along Forest Service Road 6N08.
1311
Comment
UCR224007
Acer macrophyllum
Steve Boyd, Valentin Arvizu, Rick Riefner
2006-9-21
11695
Los Angeles
Transverse Ranges; Verdugo Mountains region, Side drainage of La Tuna Creek just west of La Tuna Canyon Road offramp from 210 Freeway, adjacent to parking area for Santa Monica Mountains Conservency reserve lands.
Comment
UCR224012
Acer negundo
Steve Boyd, Valentin Arvizu, Rick Riefner
2006-9-21
11675
Los Angeles
Transverse Ranges; Verdugo Mountains region, Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway.
Comment
CAS-BOT-BC218716
Achnatherum coronatum
Steve Boyd; Aydee Virgen
2004-4-13
10868
Riverside
San Mateo Canyon, midway between confluence with Los alamos Canyon and Tenaja Canyon, Peninsular Ranges, Santa Ana Mountains region
Comment
RSA703101
Achnatherum coronatum
Steve Boyd, Naomi Fraga
2004-4-27
11006
San Diego
Warner Springs area, rolling terrain near the Pacific Crest Trail, south of Highway 79 and west of the Warner Springs resort.
898
Comment
RSA696963
Achnatherum hymenoides
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10539
Tulare
Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak).
2509
Comment
UC1930057
Achnatherum hymenoides
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10539
Tulare
Sierra Nevada; Southern Sierra Nevada region; Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak).
2509
Comment
RSA615285
Achnatherum parishii subsp. parishii
Steve Boyd, Valerie Soza, Mitchell Provance, Tasha La Doux
1998-7-15
10255
San Bernardino
Northwest of Holcomb Valley, flats at the upper end of the east fork of Dry Canyon, north of Holcomb Creek and southwest of Furnace Canyon.
2378
Comment
RSA599797
Achnatherum speciosum
Steve Boyd, Lauren Raz
1997-3-25
9289
Los Angeles
Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound.
976
Comment
RSA725439
Achnatherum speciosum
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10573
Tulare
Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak).
2509
Comment
RSA516891
Achyronychia cooperi
Steve Boyd, Orlando Mistretta
1986-3-13
1405
Riverside
Palen Mountains: NE of Desert Center, jct of Parker Dam Rd & 'Palen Rd' (rd. going through pass between Palen and Granite Ranges).
183
Comment
SD152857
Acmispon glaber
Steve Boyd, Tim Ross
1992-4-29
7101
San Diego
Southern Santa Ana Mountains, San Mateo Wilderness Area, western flank of Cold Spring Canyon along the Clark Trail to the junction with the Cold Spring Trail to the crest of the ridge dividing Cold Spring & San Mateo Canyons
487
Comment
HSC66024
Acmispon grandiflorus
D. Boyd, M. Eichelberger, Tim Messick, T. Ranker
1980-4-19
29
Lake
Along Walker Ridge Rd., 1.3 mi. S of junction with access road to Indian Valley Dam.
Comment
SBBG132237
Acmispon maritimus
S. Boyd, T. Morgan
2004-5-11
11184
Ventura
Topa Topa Mtns, E of Sespe Cyn near upper end of Tar Crk Rd (and trail)
Comment
SD136846
Acmispon micranthus
Steve Boyd, Orlando Mistretta
1992-4-22
7015
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area, Indian Potrero Trail south from Verdugo Potrero to Indian Potrero on ridge between Talega Canyon & Nickel Canyon, on burn (1989 fire)
609
Comment
SBBG101801
Acmispon strigosus
S. Boyd, T. Ross, M. Hammitt
1991-5-2
6048
Riverside
SW and W flanks of Billy Goat Mtn, 3 mi N of Hwy 79, 1 mi W of Hwy 371, N of Aguanga
600
Comment
SBBG53747
Acmispon strigosus
S. Boyd
1980-5-2
Riverside
Harford Springs County Park, on the NW corner of the Gavilan Plateau
Comment
SD152856
Acmispon strigosus
Steve Boyd
1992-4-15
6857
Riverside
Santa Ana Mountains, San Mareo Canyon Wilderness Area, Bluewater Canyon along Bluewater Trail downstream to the confluence with san Mateo Creek, open benches
334
Comment
SD152854
Acmispon wrangelianus
Steve Boyd, Tim Ross
1992-5-20
7485
Orange
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area, western edge of the wilderness in Lucas Canyon at the Lucas Canyon Trail crossing, on hard-packed soil along trail, north side of creek just downstream from crossing
320
Comment
RSA701928
Acourtia microcephala
Steve Boyd, Valentin Arvizu
2004-6-8
11474
Ventura
Mount Pinos region: Topa Topa Mountains, Tar Creek, east of its confluence with Sespe Canyon near point where stream is crossed by Tar Creek Road trail.
610
Comment
CDA6752
Acroptilon repens
Steve Boyd
1989-7-6
3758
Riverside
South of Jurupa Road, east of intersection with Van Buren Avenue, City of Riverside.
0
Comment
LA52125
Adenostoma fasciculatum
Leo Boyd;
1953-5-12
sn
Los Angeles
Comment
UC1861755
Adenostoma fasciculatum
Steve Boyd, Amber Maurice
2004-5-18
11334
Los Angeles
Transverse Ranges; Liebre Mountains region: Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain.
609
Comment
RSA560387
Adiantum capillus-veneris
Steve Boyd, Timothy S. Ross
1992-4-30
7157
San Diego
Southern Santa Ana Mtns, San Mateo Canyon Wilderness Area. Cold Spring Canyon, downstream from jct of Cold Spring and Clark Trails.
396
Comment
SBBG96972
Adiantum jordanii
S. Boyd with T. Ross, L. Arnseth
1990-4-8
4323
Los Angeles
near Malo Pt, second cyn S of Bryce Cyn, in cyn bottom
Comment
RSA527648
Adiantum jordanii
Steve Boyd, Timothy S. Ross, L. Arnseth
1990-4-8
4369
Los Angeles
San Clemente Island: E side of island, Bryce Cyn near Malo Point.
Comment
UCR61098
Ageratina adenophora
Steve Boyd
1988-5-6
2255
San Bernardino
San Gabriel Mtns., Duncan Canyon, south of Lytle Creek
700
Comment
CAS-BOT-BC295670
Agnorhiza ovata
Steve Boyd; Tim Ross
1992-6-4
7589
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Southeastern edge of wilderness in upper Devil Canyon drainage, southwest of Sky Ranch, along Forest Service Road 8S01
731
Comment
RSA560503
Aira caryophyllea
Steve Boyd, Timothy S. Ross, M. Wall
1992-6-2
7510
San Diego
Southern Santa Ana Mts., San Mateo Canyon Wilderness Area. Devil Canyon from confluence with 'Miller Creek' downstream approximately one mile.
488
Comment
SEINET3917590
Aira caryophyllea
Steve Boyd
1992-6-2
7510
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Devil Canyon, from confluence with 'Miller Creek' downstrem approximately one mile.; 0
488
Comment
UCR148041
Allionia incarnata
Steve Boyd, Et al.
2004-5-14
11227
Riverside
Colorado Desert; Chocolate-Chuckwalla Mountains, western base of the Chocolate Mountains, small canyon c. 1.25 mi due north of Imperial Co. line and c. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range
549
Comment
UC1929352
Allium atrorubens
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10512
Tulare
Sierra Nevada; Southern Sierra Nevada region; Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak).
2509
Comment
UCR204184
Allium atrorubens var. cristatum
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10512
Tulare
Southern Sierra Nevada Range, Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak)
2509
Comment
SEINET3884407
Allium cratericola
D. Boyd, M. Eichelberger; T. Messick; T. A. Ranker
1980-4-19
37
Lake
Along Walker Ridge Road, 0.5 miles north of junction with access road to Indian Valley Dam.; 0
Comment
RSA730911
Allium denticulatum
Steve Boyd, Valentin Arvizu
2008-5-1
11904
Kern
Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley
1372
Comment
SBBG122881
Allium fimbriatum var. fimbriatum
S. Boyd
2008-5-1
11904
Kern
lower Esperanza Cyn at E base of Sorrell Peak and W edge of Kelso Valley; Piute Mtns
1372
Comment
CAS-BOT-BC131990
Allium haematochiton
Steve Boyd; Tim Ross; Laurel Arnseth; Jaime Bonilla
1990-4-3
4063
Riverside
Vail Lake area, summit of 'Big' Oak Mtn. at E end
792
Comment
CAS-BOT-BC132006
Allium haematochiton
Steve Boyd; LeRoy Gross
2004-5-4
11099
San Diego
Peninsular Ranges; Anza Bench region: Hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05
899
Comment
CAS-BOT-BC132007
Allium haematochiton
Steve Boyd; LeRoy Gross
2004-5-4
11026
San Diego
Peninsular Ranges; Anza Bench region: Hills north of Warner Springs, Indian Flats Campground of Cleveland National Forest along Road 9S05
Comment
CAS-BOT-BC471096
Allium lacunosum var. lacunosum
Steve Boyd; Tim Ross
1992-6-9
7609
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Upper northern flank of Miller Mountain, at and to the western side of pass between highest portions of the mountain
883
Comment
RSA479529
Allium munzii
Steve Boyd, Walter Wisura
1987-4-29
2071
Riverside
Gavilan Hills, south of Ida-Leona Road, south of Harford Springs County Park
640
Comment
RSA574725
Allium munzii
Steve Boyd
1982-3-28
s.n.
Riverside
Gavilan Hills region, Temescal Canyon, south slope of Alberhill Mountain just east of extensively mined area.
427
Comment
UC1544762
Allium munzii
Steve Boyd
1986-4-20
1725
Riverside
hillside s Harford Springs County Park; Gavilan Plateau, Gavilan Hills
615
Comment
UCR42165
Allium munzii
Steve Boyd
1986-4-22
1781
Riverside
Gavilan Hills, Summit of Estelle Mountain.
841
Comment
UCR42428
Allium munzii
Steve Boyd
1986-5-7
1827
Riverside
Peninsular Range, Temescal Canyon, S slope of Alberhill Mountain
427
Comment
UCR42430
Allium munzii
Steve Boyd
1986-4-20
1725
Riverside
Gavilan Plateau, Gavilan Hills, hillside south of Harford Springs County Park.
616
Comment
UCR94487
Allium munzii
Steve Boyd
1982-4-17
s.n.
Riverside
Gavilan Hills region, Temescal Canyon west of Horsethief Wash, south of Lee Lake on terrace escarpments just south of Di Palma Road.
396
Comment
RSA583750
Allium peninsulare var. peninsulare
Steve Boyd
1995-4-24
8481
Riverside
Palomar Range, Agua Tibia Wilderness Area, Arroyo Seco drainage on northern flank of Agua Tibia Mountain at the north base of Wildhorse Peak, along the Wildhorse Trail near the northeastern corner of the Wilderness.
671
Comment
RSA507970
Allophyllum divaricatum
Steve Boyd, T. S. Ross
1988-4-28
2224
Los Angeles
West end of San Gabriel Mountains, Sand Canyon E of Saugus, in small side canyon, at head. Angeles National forest.
640
Comment
RSA599544
Allophyllum gilioides subsp. gilioides
Steve Boyd, A. C. Sanders, R. T. Hawke, Shaun Hawke, Susan Hobbs, Paul Hobbs
1997-4-20
9565
Kern
San Emigdio Range: Pleito Hills region, San Emigdio Ranch, ridge on west side of Pleito Canyon, approximately 4.5 air miles due north of Antimony Peak.
1098
Comment
UCR98802
Allophyllum gilioides subsp. gilioides
Steve Boyd, A. C. Sanders, R. T. Hawke, S. Hawke, S. Hobbs, P. Hobbs
1997-4-20
9565
Kern
San Emigdio Range, Pleito Hills, San Emigdio Ranch, ridge on W side of Pleito Canyon, c. 4.5 air mi due north of Antimony Peak
1220
Comment
UCR68844
Allophyllum glutinosum
Steve Boyd, T. S. Ross
1990-5-11
4623
Riverside
Agua Tibia Mountains, Cleveland National Forest, base of Agua Tibia Mtn, east of Dripping Springs campground, south of Hwy 79
671
Comment
SD152789
Allophyllum glutinosum
Steve Boyd, Tim Ross
1992-5-20
7452
Orange
San Mateo Canyon Wilderness Area; western edge of the wilderness in Lucas Canyon along a new secdtion of trail heading up major side canyon northwart to Sitton Peak Road.
29
Comment
RSA731094
Allophyllum violaceum
Steve Boyd, Valentin Arvizu
2008-5-1
11971
Kern
Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley.
1372
Comment
UCR200793
Allophyllum violaceum
Steve Boyd, Valentin Arvizu
2008-5-1
11971
Kern
Southern Sierra Nevada Range, Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley
1463
Comment
UCR224028
Alnus rhombifolia
Steve Boyd, Valentin Arvizu, Rick Riefner
2006-9-21
11688
Los Angeles
Transverse Ranges; Verdugo Mountains region, Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway.
Comment
RSA562809
Aloe arborescens
Steve Boyd, Timothy S. Ross
1992-5-20
7481
Orange
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Western edge of the wilderness in Lucas Canyon.
351
Comment
RSA335170
Alopecurus aequalis
Steve Boyd, Karlin G. Marsh
1985-6-11
1145
San Bernardino
San Bernardino Mountains. Bear Valley area. North shore of Baker Lake, about 1 mile east of the Stanfield Cut-off.
Comment
RSA701183
Aloysia wrightii
Steve D. Boyd, Sula Vanderplank, Valentin Arvizu
2004-10-13
11561
San Bernardino
[SE] end of the Mescal Mtns, south of Clark Mountain and Interstate 15, [SE] of Mountain Pass.
1600
Comment
RSA735382
Amaranthus albus
Steve Boyd, Mark Elvin, Rick Burgess, Lloyd Simpson
2006-11-8
11703
Los Angeles
southwestern shore of Quail Lake, extreme western end of Mojave Desert at north base of Liebre Mountains.
1024
Comment
RSA562746
Amaranthus albus
Steve Boyd, Timothy S. Ross
1992-5-19
7442
Orange
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Western edge of the wilderness in Lucas Canyon from crossing the creek by Lucas Canyon Trail, downstream to confluence with Aliso Canyon.
274
Comment
RSA574559
Amaranthus deflexus
Steve Boyd
1985-8-18
1122
San Diego
De Luz Canyon: Along De Luz-Murrieta Road and De Luz Creek.
150
Comment
CHSC101454
Amaranthus fimbriatus
Steve Boyd
2007-11-1
11821
San Bernardino
Mojave Desert; East Mojave Desert region: Orange Blossom wash area in alluvial basin between central portion of Bristol Mountains on west and northern end of Marble Mountains on east along gas pipeline road, west of Kelbaker Road, south of Interstate 40.
732
Comment
RSA725384
Amaranthus fimbriatus
Steve Boyd
2007-11-1
11821
San Bernardino
Orange Blossom wash area in alluvial basin between central portion of Bristol Mountains on west and northern end of Marble Mountains on east along gas pipeline road, west of Kelbaker Road, south of Interstate 40.
732
Comment
SBBG118893
Amaranthus fimbriatus
S. Boyd with S. Vanderplank, V. Arvizu
2004-10-13
11597
San Bernardino
Ivanpah Valley, upper bajada at NE base of the Ivanpah Mtns, S of Interstate 15
Comment
UCR40472
Amaranthus retroflexus
Steve Boyd
1985-7-23
1025
Riverside
Santa Ana Mtns., Santa Rosa Plateau, De Luz Road, 8.5 mi. west of Rancho California
275
Comment
RSA520975
Amaranthus torreyi
Steve Boyd
1990-10-4
5207
San Bernardino
Pass between Vontrigger Hills and Hackberry Mountains, E side of Lanfair Rd., 11 miles N of jct. with Goffs Rd.
Comment
SBBG96843
Amblyopappus pusillus
S. Boyd with T. Ross, L. Arnseth
1990-4-7
4221
Los Angeles
lower part of China Cyn
Comment
RSA457761
Ambrosia dumosa
Steve Boyd, Timothy S. Ross, L. Arnseth, D. Nordin, Richard Noyes, S. Meury
1988-3-10
2124
Riverside
N. end of Palen Mtns, 2 mi west of Palen Pass.
300
Comment
RSA570329
Ambrosia dumosa
Steve Boyd, Timothy S. Ross, W. Appleby
1993-3-19
7838
San Bernardino
Western base of the Chocolate Mountains, small canyon, ca. 1.25 miles due north of Imperial County line and ca. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station., Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range.[Northeast] Southern base of the Avawatz Range on lower third of alluvial fan below Sheep Creek Springs Canyon.
200
Comment Read comments Apr 2 2017
SBBG105065
Ambrosia dumosa
S. Boyd with T. Ross, W. Appleby
1993-3-19
7838
San Bernardino
S base of the Avawatz Range, on lower third of alluvial fan below Sheep Crk Springs Cyn.
200
Comment
UC1928416
Ambrosia dumosa
Steve Boyd
2007-11-1
11818
San Bernardino
Mojave Desert; East Mojave Desert region; Orange Blossom wash area in alluvial basin between central portion of Bristol Mountains on west and northern end of Marble Mountains on east along gas pipeline road, west of Kelbaker Road, south of Interstate 40.
732
Comment
HSC80290
Ambrosia psilostachya
Steve Boyd
1985-8-7
1104
Riverside
Santa Rosa Plateau Region, NW base of Redona Mesa on Tenaja Rd., 0.8 mi.. east of junction with 8S01 and 8S02
Comment
SD152960
Ambrosia psilostachya
Steve Boyd, Tim Ross and Dave Bramlet
1992-9-9
7659
Riverside
Southern Santa Ana Mountains; upper San Mateo Canyon from the junction of Tenaja Road and Los Alamos Road at the confluence of Los Alamos Creek.
395
Comment
UCR48428
Ambrosia salsola
Steve Boyd, Carol Boyd, Biddy Roy
1986-2-2
1205
San Diego
Peninsular Range/ Sonoran (Colorado) Desert, Hwy S-2 (San Felipe Road), 10.3 mi south of the junction with Hwy 79 in San Felipe Valley
Comment
RSA557886
Amorpha californica
Steve Boyd, Orlando Mistretta
1992-4-22
7023
San Diego
Southern Santa Ana Mountains, san Mateo canyon Wilderness Area. Along Clark Trail from Indian Potrero, east in San Mateo Canyon.
244
Comment
RSA0012100
Amorpha californica var. californica
Steve Boyd, Valentin Arvizu, Rick Riefner
2006-9-21
11698
Los Angeles
Side drainage of La Tuna Creek just west of La Tuna Canyon Road offramp from 210 Freeway on north side of the highway.
427
Comment
RSA562096
Amorpha fruticosa
Steve Boyd, Orlando Mistretta
1992-4-23
7038
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Creek from Clark Trail downstream to narrows near border with Camp Pendleton.
152
Comment
UC1928630
Amorpha fruticosa
Steve Boyd, Aydee Virgen
2004-4-13
10849
Riverside
Peninsular Ranges; Santa Ana Mountains region; San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon.
Comment
UCR200689
Amorpha fruticosa
Steve Boyd, Aydee Virgen
2004-4-13
10849
Riverside
Peninsular Ranges/Santa Ana Mtns region, San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon
Comment
RSA565630
Amphipappus fremontii
Steve Boyd, Timothy S. Ross, W. Appleby
1993-3-18
7743
Inyo
Resting Spring Range, 4 miles east of Shoshone, upper bajada and lower slopes along western side of range, 1.1 miles SE of Highway 178.
600
Comment
UCR200767
Amphipappus fremontii subsp. fremontii
Steve Boyd, LeRoy Gross
2008-4-11
11854
Inyo
North Mojave Desert, Southwestern base of Dublin Hills at eastern edge of lower Greenwater Valley, west of Shoshone, bajada east of Furnace Creek Wash Road, north and east to lowest rocky slopes and outlying hills
700
Comment
SBBG95668
Amsinckia intermedia
S. Boyd
1986-3-1
1366
Riverside
Gavilan Plateau, Gavilan Hills: 0.25 mi S of Harford Springs County Park
640
Comment
SD136888
Amsinckia intermedia
Steve Boyd
1986-4-2
1618
Riverside
Gavilan Plateau, Gavilan Hills: Harford Springs County Park
609
Comment
UCR71269
Amsinckia spectabilis
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-8
4356
Los Angeles
Channel Islands, San Clemente Island: E side of the island, near Malo Point, third canyon south of Bryce Canyon
427
Comment
RSA0091431
Amsinckia tessellata
Steve Boyd, Michael Denslow
2004-3-23
10655
San Bernardino
Flats southwest of Sleeping Beauty Mountain, southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) along powerline/pipeline access road.
756
Comment
RSA517932
Amsinckia tessellata
Steve Boyd
1986-3-1
1372
Riverside
Gavilan Hills, Gavilan Plateau: 1/4 mile south of Harford Springs County Park.
640
Comment
UCR148389
Amsinckia tessellata
Steve Boyd, Tammy Morgan
2004-3-30
10695
San Bernardino
Central Mojave Desert, S end of the Cady Mountains, NW of Ludlow (N of Interstate 40) about hill topped with communication towers
854
Comment
HSC101588
Amsinckia tessellata var. tessellata
Steve Boyd
2005-4-6
11623
San Bernardino
Mojave Desert; East Mojave Desert region: Sheep Corral area, southern base of the Granite Mountains, west of Kelbaker Road, north of Interstate 40
299
Comment
OBI70938
Amsinckia tessellata var. tessellata
Steve Boyd, Lauren Raz
1997-3-26
9332
Los Angeles
Liebre MTs region: Portal ridge N of Lake Hughes upper end of Myrick cyn drainage along lakeview rd.T7N R15W NE 1/4 NW 1/4 NE 1/4 sec 23
1134
Comment
RSA0091446
Amsinckia tessellata var. tessellata
Steve Boyd, Michael Wall
1996-4-4
8537
Los Angeles
Liebre Mountains, ridgeline and adjacent slopes of side canyon to Charlie Canyon, west of San Francisquito Canyon off Angeles National Forest Road 5N17, ca 1.4 road miles south of jtn with 5N16.
549
Comment
UC1563007
Amsinckia tessellata var. tessellata
Steve Boyd
1986-3-1
1372
Riverside
1/4 mi s Harford Springs County Park; Gavilan Plateau, Gavilan Hills
640
Comment
SD152774
Anagallis arvensis
Steve Boyd, Tim Ross
1992-4-29
7121
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, southeast of Indian Potrero at base of eastern-most segment of Clark Trail
213
Comment
RSA557785
Anagallis arvensis
Steve Boyd, Tim S. Ross
1992-4-29
7121
San Diego
San Mateo Canyon Wilderness Area. San Mateo Canyon, southeast of Indian Potrero at base of eastern-most segment of Clark Trail.
213
Comment
RSA500099A
Ancistrocarphus filagineus
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-4-2
3211
Riverside
Vail Lake Area, W end of bench on S flank of Oak Mt.
518
Comment
RSA523525
Ancistrocarphus filagineus
Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla
1990-4-2
3984
Riverside
Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station.
488
Comment
UCR95744
Ancistrocarphus filagineus
Steve Boyd, O. Mistretta, J. Dolan
1996-4-18
8548
Los Angeles
Liebre Mtns., upper Osito Canyon between Interstate 5 and Old Ridge Route
854
Comment
RSA387380
Androsace elongata subsp. acuta
Steve Boyd, M. Doyle, B. Roy, S. Meury
1986-4-12
1675
San Bernardino
North base of San Bernardino Mountains: Arrowhead Lake Road, ca. 2 mi. N of Mojave Forks Reservoir.
Comment
RSA611652
Androsace elongata subsp. acuta
Steve Boyd, Lauren Raz, Mike Kinney
1998-3-17
10081
Los Angeles
Liebre Mountains region: Anaverde Valley at north base of Sierra Pelona.
976
Comment
RSA701920
Androstephium breviflorum
Steve Boyd, Michael Denslow
2004-3-23
10649
San Bernardino
Flats southwest of Sleeping Beauty Mountain, southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) along powerline/pipeline access road.
756
Comment
UCR21887
Anemopsis californica
Steve Boyd
1980-7-16
s.n.
Riverside
Peninsular Range, Motte Reserve, 2.5 mi NW of Perris, 0.3 mi south of secretary's house
518
Comment
RSA701579
Anisocoma acaulis
Steve Boyd, Naomi Fraga
2004-4-27
10918
San Diego
Warner Springs area, flats east of gliderport, near the Pacific Crest Trail, south of Highway 79.
Comment
HSC66681
Antennaria suffrutescens
D. Boyd, M. Eichelberger, Tim Messick, T. Ranker
1980-5-24
93
Del Norte
On Low Divide Rd., Wimer Rd. at turnoff to Sourdough Campground
793
Comment
RSA507979
Anthriscus caucalis
Steve Boyd, Timothy S. Ross
1988-4-28
2234
Los Angeles
West end of San Gabriel Mountains, Sand Canyon E of Saugus, in small side canyon, at head. Angeles National forest.
640
Comment
HSC85278
Antirrhinum coulterianum
Steve Boyd
1986-5-1
1819
Riverside
Lower S slopes of Bachelor Mtn., E end of Lake Skinner
Comment
RSA500209
Antirrhinum coulterianum
Steve D. Boyd, Tim S. Ross, L. Arnseth
1989-5-7
3534
Riverside
Vail Lake area, recent burn in hills just to SW of the dam.
488
Comment
RSA500552
Antirrhinum coulterianum
Steve D. Boyd, Tim S. Ross, L. Arnseth
1989-6-4
3595
Riverside
Vail Lake area, sandy benches of Kolb Creek drainage, around N extension of Woodchuck Rd.
488
Comment
RSA599825
Antirrhinum coulterianum
Steve D. Boyd, Lauren Raz
1997-5-6
9754
Los Angeles
Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek.
500
Comment
RSA569971
Antirrhinum filipes
Steve D. Boyd, Tim S. Ross, Walter Appleby
1993-3-19
7874
San Bernardino
North base of Old Women Mountains, south of Essex, eastern Mojave Desert; Honeymoon Wash along Willow Springs road, 0.5 miles west of Sunflower Springs Road ('Cross-fire Camp').
1000
Comment
RSA571494
Antirrhinum kelloggii
Steve D. Boyd
1994-3-29
8227
San Diego
Southwestern Cyamaca Mountians, Clevland National Forest, southwest slope of Poser Mountain, at northern edge of Viejas Grande and Conejos Valley Road.
762
Comment
UC1871289
Antirrhinum kelloggii
Steve Boyd
1994-3-29
8227
San Diego
Southwestern Cyamaca Mountains, Cleveland National Forest, southwest slope of Poser Mountain, at northern edge of Viejas Grande and Conejos Valley Road.
Comment
RSA600024
Antirrhinum multiflorum
Steve D. Boyd, Lauren Raz
1997-5-29
9926
Los Angeles
Liebre Mountains region: North base of Portal Ridge, north of the San Andreas Rift Zone at the edge of the Antelope Valley, upper mouth of Cow Spring Canyon along the Pacific Crest Trail.
1128
Comment
RSA552685
Antirrhinum nuttallianum subsp. nuttallianum
Steve D. Boyd, Tim S. Ross, Orlando Mistretta
1992-2-26
6693
Riverside
Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon from Fisherman's Camp downstream to confluence with Bluewater Canyon.
305
Comment
UC1979643
Antirrhinum nuttallianum subsp. nuttallianum
Steve Boyd
1995-4-24
8488
Riverside
Palomar Range, Agua Tibia Wilderness Area, Arroyo Seco drainage on northern flank of Agua Tibia Mountain at the north base of Wildhorse Peak, along the Wildhorse Trail near the northeastern corner of the Wilderness.
Comment
RSA561086
Aphanes arvensis
Steve D. Boyd
1992-4-22
6995
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Indian Potrero Trail south from Verdugo Potrero to Indian Potrero on ridge between Talega Canyon and Nickel Canyon.
610
Comment
RSA561771
Aphanes occidentalis
Steve D. Boyd
1992-4-21
6956
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. ''Miller Creek'', a major drainage on south flank of Miller Mountian, upsteam from Forest Service Road 8S02.
641
Comment
RSA526540
Aphanisma blitoides
Steve Boyd, Timothy S. Ross, L. Arnseth
1990-4-7
4283
Los Angeles
San Clemente Island. Lower half of China Canyon, S end of island, W side.
Comment
HSC85461
Apiastrum angustifolium
Steve Boyd
1986-4-2
1585
Riverside
Gavilan Plateau, Gavilan Hills, Harford Springs County Park.
610
Comment
RSA525410
Apiastrum angustifolium
Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota
1990-5-3
4518
Riverside
San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake
Comment
UCR21970
Apiastrum angustifolium
Steve Boyd
1980-4-13
132
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau
610
Comment
HSC85249
Apium graveolens
Steve Boyd
1986-4-22
1728
Riverside
Temescal Canyon: Walker Canyon area, where Alberhill Creek (=Temescal Creek) flows between Alberhill Mtn. and Gavilan Hills.
Comment
SD122932
Apium graveolens
Steve Boyd
1985-7-23
1011
Riverside
De Luz Road, 7 miles west of Rancho California.
365
Comment
RSA335149
Arabis holboellii var. retrofracta
Steve Boyd, Karlin Marsh
1985-6-11
1173
San Bernardino
San Bernardino Mountains. Bear Valley area. North shore of Baker Lake, about 1 mile east of the Stanfield Cut-off.
Comment
RSA725349
Arabis lemmonii var. lemmonii
Steve Boyd, Carol Boyd
2007-9-12
11754
Mono
Pass between Virginia Lakes Basin and Summit Lake, ca. 2 airline miles southwest of Dunderberg Peak and 1 airline mile west of Black Mountain.
3232
Comment
RSA599253
Arabis pulchra
Steve Boyd, Lauren Raz
1997-3-31
9428
Los Angeles
Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain.
914
Comment
UCR51862
Arabis pulchra
Steve Boyd, T. S. Elias
1987-4-14
2051
Los Angeles
San Gabriel Mtns., Rincon to Red Box Road, south of Rincon Forest Station, north of Glendora
991
Comment
RSA583356
Arabis sparsiflora var. californica
Steve Boyd, Darin Banks
1995-3-30
8405
Riverside
Agua Tibia Wilderness Area, northern flank of Agua Tibia Mountain at the western edge of the Dripping Springs Alcove in tributary of Kolb Creek just east of the old Woodchuck Truck Trail road grade, just south of the Wilderness boundary.
640
Comment
RSA615917
Arceuthobium cyanocarpum
Steve D. Boyd, Pesach Lubinsky
1998-8-11
10276
San Bernardino
San Bernardino Mountains: Ridgeline between Sugarlump (aka Bear Mountain) and Sugarloaf Peak, upper watershed of Sand Canyon.
2591
Comment
RSA629360
Arctostaphylos glandulosa
Steve Boyd, Tim Ross, Orlando Mistretta
1992-3-31
6756
Riverside
San Mateo Cyn. Wilderness Area. Tenaja Trail from jtn w/ Morgan Tr. S to Pigeon Spring area.
671
Comment
RSA520945
Arctostaphylos glandulosa subsp. glandulosa
Steve Boyd, D. E. Bramlet
1988-10-8
2869
Riverside
Cahuilla Mountain, SW of Anza at head of Bautista Canyon. Along crest of the mountain.
Comment
UCR91624
Arctostaphylos glandulosa subsp. glandulosa
Steve Boyd, D. L. Banks
1995-4-6
8440
San Diego
Palomar Range, Agua Tibia Wilderness Area, NE flank of Agua Tibia Mtn, Arroyo Seco tributary at N base of Eagle Crag, from the Wildhorse Trail E to the main trunk of Arroyo Seco
976
Comment
RSA485422
Arctostaphylos glandulosa subsp. mollis
Steve Boyd
1987-4-14
2043
Los Angeles
Rincon - Red Box Rd. S. of Rincon Forest Station, N. of Glendora
Comment
UCR148208
Arctostaphylos glauca
Steve Boyd, Leroy Gross
2004-5-4
11135
San Diego
Peninsular Ranges; Anza Bench region, hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05
899
Comment
RSA508008
Arctostaphylos pringlei subsp. drupacea
Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth
1988-5-28
2300
Riverside
Cahuilla Mountain, west of Anza, mostly along the crest.
1500
Comment
UC1979649
Arctostaphylos pringlei subsp. drupacea
Steve Boyd
1995-4-25
8507
San Diego
Palomar Range, Agua Tibia Wilderness Area, western crest of Agua Tibia Mountain at the end of Palomar Divide Trail, west of the junction with the Dripping Springs Trail.
Comment
UCR121226
Arctostaphylos pringlei subsp. drupacea
Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth
1988-5-28
2300
Riverside
San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest
1700
Comment
RSA575903
Arctostaphylos rainbowensis
Steve Boyd
1994-10-14
8380
Riverside
Southern Santa Ana Mountains, San Mateo Cantyon Wilderness area of the Cleveland National Forest. Fisherman's Camp Trail (7S02) from Wildomar Road (7S01) west into Tenaja Canyon at its confluence with San Mateo Canyon. Fisherman's Camp.
462
Comment
UCR90385
Arenaria douglasii
Steve Boyd
1995-4-24
8480
Riverside
Palomar Range, Agua Tibia Wilderness Area, Arroyo Seco drainage on N flank of Agua Tibia Mtn, at N base of Wildhorse Peak. Along the Wildhorse Trail near its junction with the Dripping Springs Trail.
610
Comment
UCR101511
Arenaria macradenia var. arcuifolia
Steve Boyd, Et al.
1997-7-8
10006 B
Los Angeles
Liebre Mountian Region, SE flank of Liebre Mtn., along ridge dividing Fish Cyn. and Bear Cyn. drainages, NE of Atmore meadows, along rough dirt track following old fuel break.
1744
Comment
UCR101512
Arenaria macradenia var. kuschei
Steve Boyd, T. S. Ross, Laura A. Moore, Valerie Soza
1997-7-8
10012
Los Angeles
San Gabriel Mtns., Upper N flank of Liebre Mountain at head of Tenrock Canyon along dirt track near FS wildlife drinker site
1585
Comment
UCR102415
Arenaria macradenia var. kuschei
Steve Boyd
1997-9-10
10028
Los Angeles
Liebre Mountains Region, Upper N flank of Liebre Mtn. at head of Tentrock Canyon along dirt track NE of Forest Service wildlife drinker.
1573
Comment
CHSC103795
Argemone corymbosa
Steve Boyd; M. Denslow, A. Maurice, S. Swartzentruber, A. Virgen
2003-6-27
10540
Tulare
Sierra Nevada; Southern Sierra Nevada region: Chimney Peak Recreation Area, summmit of northern high point on Bear Mountain (Bear Peak).WUTM Zone 11; 3971224N 402995E.
2509
Comment
HSC66071
Argemone munita subsp. rotundata
D. Boyd, Tim Messick, M. Eichelberger, T. Ranker
1980-4-19
28
Lake
Along Walker Ridge Rd., 1.3 mi. S of junction with access road to Indian Valley Dam.
Comment
CAS-BOT-BC207116
Argythamnia lanceolata
Steve Boyd
1986-2-6
1240
Imperial
Large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Road and Power-line Road, Cargo Muchacho Mountains
Comment
CAS-BOT-BC207117
Argythamnia lanceolata
Steve Boyd; Tammy Morgan; Aydee Virgen; Sarah DeGroot; Valentin Arvizu; Tim Thibault
2004-5-14
11225
Riverside
Western base of the Chocolate Moutnains, small canyon, ca. 1.25 miles due north of Imperial County line and ca. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station.
Comment
RSA562082
Aristida adscensionis
Steve Boyd, Timothy S. Ross
1992-5-6
7290
San Diego
Southern Anta Ana Mountains, San Mateo Canyon Wilderness Area. Southern flank of Miller Mountain about upper portions of Miller Canyon, the major drainage on the southern flank of the mountain,
701
Comment
RSA571517
Aristida adscensionis
Steve Boyd, Timothy S. Ross
1994-3-29
8251
San Diego
Southwestern Cuyamaca Mountains, Cleveland National Forest, W base of Viejas Mountain.
793
Comment
RSA701923
Aristida adscensionis
Steve Boyd, Michael Denslow
2004-3-23
10645
San Bernardino
Lavic Mountain, southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) along powerline/pipeline access road.
Comment
RSA735401
Aristida adscensionis
Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah DeGroot, Valentin Arvizu, Tim Thibault
2004-5-14
11231
Riverside
Western base of the Chocolate Mountains, small canyon, ca. 1.25 miles due north of Imperial County line and ca. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station., Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range.
Comment
SBBG96689
Aristida adscensionis
S. Boyd with T. Ross, L. Arnseth
1990-4-7
4193
Los Angeles
upper reaches of China Cyn
Comment
UCR200288
Aristida adscensionis
Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault
2004-5-14
11231
Riverside
Colorado Desert; Chocolate-Chuckwalla Mountains, western base of the Chocolate Mountains, small canyon c. 1.25 mi due north of Imperial Co. line and c. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range
549
Comment
SEINET3918941
Aristida parishii
Steve Boyd
1990-10-3
5172
San Bernardino
Providence Mtns., Eastern Mojave Desert. Road over Foshay Pass, E side of range, 5.7 mi E of essex Rd.; 0
Comment
UCR222359
Aristida purpurea var. nealleyi
Steve Boyd
2007-10-29
11795
San Bernardino
Mojave Desert; East Mojave Desert region, Brown Buttes area at northwestern end of Marble Mountains, on road to microwave towers east of Kelbaker Road, just south of Interstate 40
915
Comment
RSA575883
Aristida purpurea var. parishii
Steve Boyd
1981-3-13
s.n.
Riverside
Gavilan Hills regiion, upper western flank of Estelle Mountain.
671
Comment
RSA517978
Artemisia bigelovii
Steve Boyd, Kendall McCulloh
1990-10-7
5278
San Bernardino
Gilroy Canyon drainage, E flank of Providence Mountains, from canyon mouth to summits of Edgar, Mitchell Peaks.
Comment
UCR70292
Artemisia bigelovii
Steve Boyd, K. Mcculloh
1990-10-7
5278
San Bernardino
Eastern Mojave Desert, Gilroy Canyon drainage, E flank of Providence Mts, from canyon mouth to summits of Edgar, Mitchell Peaks
Comment
RSA600545
Artemisia californica
Steve Boyd, Lauren Raz
1997-5-28
9850
Los Angeles
Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain.
866
Comment
UC1929583
Artemisia californica
Steve Boyd
2007-2-17
11713
San Luis Obispo
Coast Ranges, La Panza Range; Los Padres National Forest along Pozo Road at Pozo Summit, at divide between Pozo Creek drainage and Mariana Creek drainage.
803
Comment
OBI37534
Artemisia douglasiana
Steve Boyd
1985-7-30
1050
San Diego
lower Cottonwood Cyn, near its confluence with De Luz cr
Comment
RSA596977
Artemisia douglasiana
Steve Boyd
1996-9-28
8975
San Diego
Vicinity of Indian Flats in the hills north of Warner Springs and south of Chihuahua Valley, west of Hot Springs Mountain, along Forest Service Road 9S05.
1165
Comment
RSA520088
Artemisia dracunculus
Steve Boyd, David E. Bramlet
1988-10-8
2880
Riverside
Cahuilla Mountain, SW of Anza at head of Bautista Canyon. Along crest of the mountain.
Comment
UCR21159
Artemisia dracunculus
Steve Boyd
1980-7-3
s.n.
Riverside
Perris Basin, Motte Reserve. Rocky hills 2.5 mi NW of Perris. Western edge of the reserve and 0.25 mi south of the NW corner of the reserve
518
Comment
RSA520080
Artemisia tridentata
Steve Boyd, David E. Bramlet
1988-10-8
2877
Riverside
Cahuilla Mountain, southwest of Anza at head of Bautista Canyon, along crest of the mountain
Comment
UCR200714
Artemisia tridentata
Steve Boyd, LeRoy Gross
2004-5-4
11114
San Diego
Peninsular Ranges; Anza Bench region, hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05
899
Comment
RSA594313
Artemisia tridentata subsp. parishii
Steve Boyd, Lauren Raz
1996-10-14
9045
Los Angeles
Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road.
671
Comment
RSA595637
Artemisia tridentata subsp. tridentata
Steve Boyd, Lauren Raz
1996-10-8
9011
Los Angeles
Liebre Mountains region, upper southerly flank of Martindale Canyon, just up from Willow Spring on Forest Service Road 6N08, ca. 0.2 miles northwest of the junction with 6N07.
1402
Comment
RSA496476
Asclepias californica
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-3-31
3095
Riverside
Vail Lake area, S of Hwy 79, Kolb Creek drainage, W of Woodchuck Rd.
488
Comment
RSA500546
Asclepias californica
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-6-4
3617
Riverside
Vail Lake area, sandy benches of Kolb Creek drainage, S of Hwy 79.
488
Comment
SD136931
Asclepias fascicularis
Steve Boyd, Tim Ross
1992-6-9
7616
San Diego
Santa Ana Mountains, San Mateo Cyn Wilderness Area. Miller Mountain, in private inholding at springy area at head of Miller Canyon
730
Comment
RSA583469
Asparagus officinalis
Steve Boyd, Mark Elvin
1995-8-3
8526
San Diego
Guatay Mountain, north base of the mountain about 0.25 miles south of old Highway 80, at the west end of the community of Guatay along old road leading up to a water tank.
1220
Comment
UCR93056
Aster subulatus
Steve Boyd, D. Banks
1994-9-29
8363
Riverside
Lake Elsinore, Floodplain east of dike along San Jacinto River, west of Sedco Hills community
381
Comment
RSA594407
Aster subulatus var. ligulatus
Steve Boyd, Lauren Raz
1996-10-14
9085
Los Angeles
Liebre Mountains region, southwest end of Quail Lake, in seasonally flooded depression on south side of Highway 138.
1021
Comment
RSA612112
Astragalus didymocarpus var. didymocarpus
Steve Boyd, Valerie Soza
1998-4-28
10155
Los Angeles
Liebre Mountains region: Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon, top of ridge on south side of the canyon.
634
Comment
RSA612111
Astragalus gambelianus
Steve Boyd, Valerie Soza
1998-4-28
10156
Los Angeles
Liebre Mountains region: Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon, top of ridge on south side of the canyon.
634
Comment
UCR22096
Astragalus gambelianus
Steve Boyd
1980-5-21
s.n.
Riverside
Gavilan Hills, Harford Springs County Park, on the NW corner of the Gavilan plateau.
Comment
UCR68931
Astragalus miguelensis
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-7
4208
Los Angeles
Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side
183
Comment
RSA520982
Astragalus nutans
Steve Boyd
1990-10-4
5244
San Bernardino
New York Mountains, Upper part of Carruther's Canyon , along stream below Giant Ledge Mine.
Comment
RSA701549
Astragalus nuttallianus
Steve Boyd, Tammy Morgan
2004-3-30
10740
San Bernardino
Pisgah lava beds just south of old Route 66 and I-40, west of Ludlow and 7.8 miles east of Fort Cady Road.
600
Comment
SBBG119033
Astragalus nuttallianus
S. Boyd with T. Morgan
2004-3-30
10740
San Bernardino
Pisgah lava beds just S of old Rte 66 and I-40, W of Ludlow and 7.8 mi E of Fort Cady Rd
600
Comment
UCR59498
Astragalus pachypus var. jaegeri
Steve Boyd, T. S. Ross, L. Arnseth
1989-4-2
3226
Riverside
Peninsular Range, Vail Lake area, sandstone ridge between Kolb Creek and Temecula Creek, forming peninsula at SW end of Lake.
Comment
OBI70590
Astragalus purshii var. tinctus
Steve Boyd, Lauren Raz
1997-5-1
9672
Los Angeles
Liebre Mts Region: Sierra Pelona ridgeline, about 1.5 mi W of Mt. McDill and 1.3 mi S-SE of Lincoln Crest, the head of Bouquet Cyn. T6N R13W E1/2 NW 1/4 sec 31
1512
Comment
RSA516886
Athysanus pusillus
Steve Boyd
1986-3-1
1373
Riverside
Gavilan Hills, Gavilan Plateau: 1/4 mile south of Harford Springs County Park.
640
Comment
RSA525687
Athysanus pusillus
Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota
1990-5-3
4558
Riverside
San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake
Comment
RSA611646
Athysanus pusillus
Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter
1998-3-24
10126
Los Angeles
Liebre Mountains region: North base of Portal Ridge, north of the San Andreas Rift Zone at the edge of the Antelope Valley, upper mouth of Cow Spring Canyon along the Pacific Crest Trail
1054
Comment
SD181650
Athysanus pusillus
Steve Boyd, Valerie Soza
2001-3-27
10327
San Diego
Agua Tibia Mts, western end of range, south of Pechanga Indian Reservation & east of Magee Rd, large grassland area on upper western flank of Agua Tibia Mts. Within area burned in fall 2000 Pechanga fire.
1096
Comment
RSA597997
Athysanus pusillus
Steve Boyd, Lauren Raz
1997-3-14
9169
Los Angeles
Liebre Mountains, lower north flank of Liebre Mountain, along Pacific Crest Trail on top of ridgeline east of Horse Camp Canyon., Near 34 deg 43' 55.9''N 118 deg 39' 33.8''W.
1450
Comment
POM575925
Atriplex argentea subsp. expansa
Steve Boyd, D. L. Banks
1994-9-29
8365
Riverside
Floodplain E of dike along San Jacinto River, W of Sedco Hills community.
381
Comment
RSA543882
Atriplex coronata var. notatior
Steve Boyd, Dave Bramlet
1991-5-13
6238
Riverside
Winchester Valley between Winchester and Hemet along upper Salt Creek drainage. N of Santa Fe RR tracks, W of San Diego aqueduct.
Comment
RSA565641
Atriplex hymenelytra
Steve Boyd, W. Appleby, Timothy S. Ross
1993-3-18
7732
Inyo
Resting Spring Range, 4 miles east of Shoshone, upper bajada and lower slopes along western side of range, 1.1 miles SE of Highway 178.
600
Comment
RSA701087
Atriplex hymenelytra
Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault
2004-5-14
11247
Riverside
Western base of the Chocolate Mountains, small canyon, ca. 1.25 miles due north of Imperial County line and ca. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station., Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range.
Comment
UCR95166
Atriplex lentiformis
Steve Boyd, Valerie Soza, V. Jotikasthira, Lauren Raz
1996-7-11
8908
Los Angeles
Liebre Mountains, Castaic Creek from Fish Canyon downstream to power plant, just north of upper end of Castaic Lake.
500
Comment
SEINET4135521
Atriplex polycarpa
Steve Boyd
1996-10-8
9020
Los Angeles
Liebre Mountains region, rugged hills at eastern edge of Bouquet Canyon, south of Vasquez Canyon and northwest of Cruzan Mesa, along Vasquez Canyon Road, about 0.9 miles east of junction with Bouquet Canyon Road.; 0
524
Comment
SEINET4136174
Atriplex serenana var. serenana
Steve Boyd, L. Raz
1996-10-14
9036
Los Angeles
Liebre Moutains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road.; 0
671
Comment
UCR93049
Atriplex suberecta
Steve Boyd
1986-4-19
1721
Riverside
Peninsular Range, Temescal Canyon, Warm Springs Valley, Alberhill Creek east of Nichols Road
366
Comment
UCR148357
Avena barbata
Steve Boyd, Lisa Rojas
2004-5-26
11380
San Diego
Cuyamaca-Laguna Mtns, In-Ko-Pah Mtns, western flank of Thing Valley, northeast of transit station Posta, Cleveland National Forest along forest service road
1463
Comment
UCR22138
Avena barbata
Steve Boyd
1980-5-11
228
Riverside
Peninsular Range, Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan Plateau. East of trailer park, east side of Gavilan Road
625
Comment
OBI69139
Avena fatua
Steve Boyd, Lauren Raz
1997-3-26
9357
Los Angeles
Liebre Mts Region: Northern base of Portal Ridge at the mouth of Myrick Cyn, southern edge of the Antelope Valley, S of Fairmont Reservoir
1158
Comment
RSA599329
Avena fatua
Steve Boyd, Lauren Raz
1997-3-26
9357
Los Angeles
Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir.
976
Comment
RSA621887
Baccharis emoryi
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-3-18
3004
Riverside
Vail Lake area, Temecula Creek Cyn below Vail Lake Dam
457
Comment
UCR22194
Baccharis salicina
Steve Boyd
1980-11-10
365
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau
610
Comment
UCR123297
Bahia dissecta
Steve Boyd
1990-10-4
5212
San Bernardino
Eastern Mojave Desert, New York Mountains. Upper part of Caruther's Canyon on slopes and ridgetops
Comment
RSA569961
Bahiopsis parishii
Steve Boyd, Timothy S. Ross, W. Appleby
1993-3-19
7855
San Bernardino
North base of Old Women Mountains, south of Essex, eastern Mojave Desert; Honeymoon Wash along Willow Springs road, 0.5 miles west of Sunflower Springs Road ('Cross-fire Camp').
1000
Comment
SD136890
Bahiopsis parishii
Steve Boyd, Tim Ross,W. Appleby
1993-3-19
7861
San Bernardino
North base of Old Women Mountains south of Essex, Honeymoon Wash on Willow Springs road, 0.5 miles west of Sunflower Springs Road,East Mojave
1000
Comment
UCR99488
Balsamorhiza deltoidea
Steve Boyd, Lauren Raz
1997-3-26
9379
Los Angeles
San Gabriel Mtns., Liebre Mountains, Sierra Pelona Ridge, Willow Spring on the S flank of Martindale Cyn near the N end of Bouquet Cyn, south of upper end of reservoir along Forest Service Rd 6N08.
1311
Comment
RSA593465
Barbarea orthoceras
Steve Boyd, Michael Wall
1996-5-16
8786
Los Angeles
Liebre Mountains, Ruby Canyon upstream from confluence with Elizabeth Lake Canyon at northwest end of Red Mountain, along Ruby Canyon Road ca. 0.9 mi E of jtn with Lake Hughes Road.
622
Comment
RSA575817
Bassia hyssopifolia
Steve Boyd
1982-4-27
s.n.
San Diego
De Luz Canyon: Along De Luz-Murrieta Road and De Luz Creek.
150
Comment
OBI37543
Bebbia juncea
Steve Boyd
1985-7-23
1021
Riverside
De Luz Rd, 8.5 mi west of Rancho Califonria
274
Comment
SD122974
Bebbia juncea var. aspera
Steve Boyd
1985-7-23
1021
Riverside
De Luz Road; 8.5 miles west of Rancho California.
274
Comment
UC1928461
Bebbia juncea var. aspera
Steve Boyd
2007-11-1
11816
San Bernardino
Mojave Desert; East Mojave Desert region; Orange Blossom wash area in alluvial basin between central portion of Bristol Mountains on west and northern end of Marble Mountains on east along gas pipeline road, west of Kelbaker Road, south of Interstate 40.
732
Comment
HSC87152
Berberis nevinii
Steve Boyd, Dave Kelly
1986-6-20
1959
Los Angeles
San Francisquito Cyn at LADWP pump station #2, S of pump
Comment
UC1563046
Berberis nevinii
Steve Boyd, Tim Ross, and Laurel Arnseth
1989-4-2
3224
Riverside
sandstone ridge between Kolb Creek and Temecula Creek (forming peninsula at sw end of lake); Vail Lake
Comment
UCR99504
Berberis nevinii
Steve Boyd, Mark Elvin
1997-1-25
9126
Los Angeles
San Gabriel Mtns., Southern base of the Mtns, upper Western edge of the alluvial fan spilling from the mouth of San Antonio Canyon, just south of Mt. Baldy Road and west of Padua Ave.
543
Comment Read comments May 31 2011
RSA594466
Berula erecta
Steve Boyd, Lauren Raz
1996-9-24
8942
Los Angeles
Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain
915
Comment
RSA701744
Bloomeria crocea
Steve Boyd, Valerie Soza
2004-6-22
11541
Riverside
Western flank of the range in Hall Canyon, at the south end of Lake Fulmor, just north of Hwy 243.
1646
Comment
UCR218064
Bloomeria crocea
Steve Boyd
2010-6-9
12291
San Diego
Santa Ana Mountains, Ridgeline south of Devil Canyon along Margarita Peak Road (8S01) west of ''Sky Ranch'
732
Comment
CAS-BOT-BC25671
Boechera pulchra
Steve Boyd; Dave Bramlet
1986-6-9
1926
Tulare
Southern Sierra Nevada Mountains. Chimney Creek Canyon. Saddle on east flank Peak 7155, south of Chimney Meadow.
2133
Comment
CHSC108909
Boerhavia coulteri var. palmeri
Steve Boyd
2007-10-29
11780
San Bernardino
Mojave Desert; East Mojave Desert region: Brown Buttes area at northwestern end of Marble Mountains, on road to microwave towers east of Kelbaker Road, just south of Interstate 40. Locally common on alluvial fan.
915
Comment
RSA608165
Boerhavia wrightii
Steve Boyd, Valerie Soza, Tasha La Doux
1997-10-13
10051 C
Riverside
Sonoran (Colorado) Desert Chuckwalla Mtns, NW base of the range, south of Eagle Mine Rd exit on Hwy I-10.
426
Comment
UCR225695
Boerhavia wrightii
Steve Boyd, Sula Vanderplank & Valentin Arvizu
2004-10-13
11615
San Bernardino
Eastern Mojave Desert, Ivanpah Valley: upper bajada at NE base of the Ivanpah Mtns, south of Interstate 15
Comment
RSA560509
Boisduvalia densiflora
Steve Boyd, T. S. Ross, M. Wall
1992-6-2
7504
San Diego
Southern Santa Ana Mts., San Mateo Canyon Wilderness Area. Devil Canyon from confluence with Miller Creek downstream approximately one mile.
487
Comment
RSA701290
Bouteloua aristidoides
Steve Boyd, Sula Vanderplank, Valentin Arvizu
2004-10-13
11609
San Bernardino
Ivanpah Valley: upper bajada at NE base of the Ivanpah Mtns, south of Interstate 15
Comment
UC1928616
Bouteloua aristidoides
Steve Boyd
2007-11-1
11808
San Bernardino
Mojave Desert; East Mojave Desert region; Orange Blossom wash area in alluvial basin between central portion of Bristol Mountains on west and northern end of Marble Mountains on east along gas pipeline road, west of Kelbaker Road, south of Interstate 40.
732
Comment
UCR48448
Bouteloua aristidoides
Steve Boyd
1986-2-6
1237
Imperial
Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road
183
Comment
RSA517833
Bouteloua barbata
Steve Boyd, Orlando Mistretta
1986-3-13
1457
Riverside
West side Palen Mountains: NE of Desert Center.
Comment
UC1928672
Bouteloua barbata
Steve Boyd
2007-11-1
11815
San Bernardino
Mojave Desert; East Mojave Desert region; Orange Blossom wash area in alluvial basin between central portion of Bristol Mountains on west and northern end of Marble Mountains on east along gas pipeline road, west of Kelbaker Road, south of Interstate 40.
732
Comment
RSA517979
Bouteloua curtipendula
Steve Boyd
1990-10-7
5281
San Bernardino
Gilroy Canyon drainage, E flank Providence Mountains: from canyon mouth to summits of Edgar [and] Mitchell Peaks.
Comment
UC1584077
Bouteloua curtipendula
Steve Boyd
1990-10-4
5219
San Bernardino
upper part Carruthers Cyn; Eastern Mojave Desert, New York Mountains
Comment
SEINET10517602
Bouteloua curtipendula
Steve Boyd
1990-10-4
Boyd 5219
San Bernardino
New York Mountains, Eastern Mojave Desert. Upper part of Carruther's Cyn on slopes and ridgetops. Granite and limestone w/ Pinus monophylla, Quercus turbinella, Boutelloua gracilis.
Comment
RSA517970
Bouteloua eriopoda
Steve Boyd
1990-10-4
5257
San Bernardino
South base of New York Mountains, mouth of Carruther's Canyon, 1.4 mile N of New York Mountian Road
Comment
SEINET3920843
Bouteloua eriopoda
Steve Boyd
1990-10-4
5267
San Bernardino
Round Valley, S of Pinto Mtn along Cedar Cyn Rd 4.7 mi E of jtn with Black Cyn Rd. E. Mojave Desert.; 0
Comment
RSA517969
Bouteloua gracilis
Steve Boyd
1990-10-4
5255
San Bernardino
South base of New York Mountains, Eastern Mojave Desert. Mouth of Carruther's Canyon, 1.4 mile N of New York Mountain Road.
Comment
SEINET10528282
Bouteloua gracilis
Steve Boyd
1990-10-4
Boyd 5226
San Bernardino
New York Mountains, Eastern Mojave Desert. Upper part of Carruther's Cyn on slopes and ridgetops. Granite and limestone w/Pinus monophylla, Quercus turbinella, Boutelloua gracilis.
Comment
RSA517943
Bowlesia incana
Steve Boyd
1990-10-4
5202
San Bernardino
Pass between Vontrigger Hills and Hackberry Mountains, E side of Lanfair Rd., 11 miles N of jct. with Goffs Rd.
Comment
SBBG96962
Bowlesia incana
S. Boyd with T. Ross, L. Arnseth
1990-4-8
4302
Los Angeles
near Malo Pt, first cyn S of Bryce Cyn
Comment
UCR71254
Bowlesia incana
Steve Boyd, T. Ross, et al
1990-4-8
4302
Los Angeles
Channel Islands, San Clemente Island: east side of island, Bryce Canyon near Malo Point
Comment
UCR48419
Brandegea bigelovii
Steve Boyd
1986-2-6
1242
Imperial
Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road
183
Comment
SD152952
Brickellia californica
Steve Boyd, Time Ross and Dave Bramlet
1992-9-9
7685
Riverside
Southern Santa Ana Mountains; upper San Mateo Canyon, from the junction of Tenaja Road and Los Alamos Road.
395
Comment
RSA507984
Brickellia nevinii
Steve Boyd, Timothy S. Ross
1988-4-28
2237
Los Angeles
West end of San Gabriel Mountains, Sand Canyon E of Saugus. In small canyon. Angeles National Forest.
640
Comment
RSA595029
Brickellia nevinii
Steve Boyd, Lauren Raz
1996-10-8
8992
Los Angeles
Liebre Mountains region, Bouquet Canyon ca. 1.7 miles south of junction with Forest Service Road 6N08.
561
Comment
RSA600582
Brickellia nevinii
Steve Boyd, Lauren Raz
1997-4-30
9599
Los Angeles
Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine
866
Comment
RSA544398
Brickellia oblongifolia var. linifolia
Steve Boyd
1991-6-8
6325
Riverside
San jacinto Mts, Pinyon FLats area at jtn of Santa Rosa Mtn. Rd. and Hwy 74.
1400
Comment
RSA560313
Brodiaea filifolia
Steve Boyd, Timothy S. Ross
1992-6-4
7583
San Diego
Southern Santa Ana Moutains, San Mateo Canyon Wilderness area. Southeastern edge of wilderness in upper Devil Canyon drainage, northwest of Sky Ranch
701
Comment
RSA771881
Brodiaea filifolia
Steve Boyd
2010-5-28
12285
Riverside
Elsinore Peak, just south of Main Divide Road, eastern base of knoll south of peak
1021
Comment
RSA0012073
Brodiaea santarosae
Steve Boyd, Michael Wall
2006-7-7
11669
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. ''Miller Creek'', a major drainage on south flank of Miller Mountian, upsteam from Forest Service Road 8S02.
Comment
UCR218074
Brodiaea santarosae
Steve Boyd
2010-5-26
12277
Riverside
Santa Ana Mountains, Elsinore Peak, south slope, just north of trail along ''old Main Divide Road'' and east of road up to communications towers
1037
Comment
RSA561855
Brodiaea terrestris subsp. kernensis
Steve Boyd, Timothy S. Ross
1992-6-9
7604
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Upper northern flank of Miller Mountain, at and to the western side of pass between highest portions of the mountain.
793
Comment
RSA771882
Brodiaea terrestris subsp. kernensis
Steve Boyd
2010-5-28
12284
Riverside
Elsinore Peak, just south of trail along old Main Divide Road at easternmost clay knoll east of main peak
1000
Comment
RSA600156
Bromus
Steve Boyd, Lauren Raz
1997-5-1
9650
Los Angeles
Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon.
1463
Comment
RSA600162
Bromus arenarius
Steve Boyd, Lauren Raz
1997-5-1
9654
Los Angeles
Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon.
1463
Comment
SD152996
Bromus carinatus
Steve Boyd
1992-4-15
6858
Riverside
Santa Ana Mtns; San Mateo Cyn Wilderness area; Bluewater Cyn along Bluewater Tr; downstream to the confluence with San Mateo Creek
334
Comment
SD152997
Bromus carinatus
Steve Boyd, Tim Ross
1992-5-19
7417
Orange
Southern Santa Ana Mountains; San Mateo Canyon Wilderness area; Western edge of the wilderness along Lucas Canyon trail from access road to Rancho Carrillo (7SO6) north into Aliso Canyon
366
Comment
UCR138462
Bromus carinatus
Steve Boyd, D. E. Bramlet
1986-6-9
1883
Tulare
Southern Sierra Nevada Mtns., Chimney Creek Canyon, side canyon south of peak 7155 [7125], south of Chimney Creek Meadow
1738
Comment
CAS-BOT-BC148819
Bromus carinatus var. marginatus
Steve Boyd; Dave Bramlet
1986-6-9
1883
Tulare
Southern Sierra Nevada Mountains. Chimney Creek Canyon. Side canyon south of Peak 7155, south of Chimney Meadow.
1737
Comment
RSA600086
Bromus grandis
Steve Boyd, Lauren Raz
1997-5-20
9799
Los Angeles
Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08.
1341
Comment
UCR160055
Bromus grandis
Steve Boyd, Valerie Soza
2004-6-22
11539
Riverside
Peninsular Ranges; San Jacinto Mountains region, Western flank of the range in Hall Canyon, at the south end of Lake Fulmor, just north of Hwy 243.
1646
Comment
RSA562112
Bromus hordeaceus
Steve Boyd
1992-4-14
6794
Riverside
Santa Ana Mountains, San Mateo Canyon Wilderness Area. Along Verdugo Trail from Tenaja Trail to Bluewater Trail in upper watershed of Bluewater Canyon, S of Sitton Peak.
793
Comment
UCR99506
Bromus madritensis subsp. madritensis
Steve Boyd, Lauren Raz
1997-5-6
9714
Los Angeles
Liebre Mountains, San Francisquito Canyon, W side of canyon at E edge of Red Mtn ridge system, just north of confluence with Bee Canyon and 1.5 road mi. south of the Clearwater Canyon Truck Trail (6N24).
732
Comment
SD152994
Bromus madritensis subsp. rubens
Steve Boyd, Tim Ross
1992-4-29
7097
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Western flank of Cold Spring Canyon, along the Clark Trail [from] the junction with the Cold Spring Trail to the crest of the ridge dividing Cold Spring and San Mateo Canyons.
487
Comment
RSA600353
Bromus pseudolaevipes
Steve Boyd, Lauren Raz
1997-5-28
9886
Los Angeles
Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain.
866
Comment
RSA524447
Bromus rubens
Steve Boyd, Timothy S. Ross, L. Arnseth, J. Bonilla
1990-4-3
4083
Riverside
Vail Lake area, upper benches and adjacent slopes of the E flank of 'Big' Oak Mountain., just S of the E summit.
610
Comment
RSA526560
Bromus rubens
Steve Boyd, Timothy S. Ross, L. Arnseth
1990-4-7
4245
Los Angeles
San Clemente Island. Lower half of China Canyon, S end of island, W side.
Comment
RSA727855
Bromus rubens
Steve Boyd, Tammy Morgan
2004-5-11
11178
Ventura
Mount Pinos region: Topa Topa Mountains, east of Sespe Canyon near upper end of Tar Creek Road (and trail).
Comment
RSA491885
Bromus rubens
Steve Boyd, D. Charlton, L. Arnseth, Sara Meury, D. Nordin, Richard Noyes, Timothy S. Ross
1988-4-8
1769
San Bernardino
South side of Ord Mtn. N of Lucerne Valley. 10 miles N of the Bear Valley Rd. on Camp Rock Rd.
1372
Comment
CAS-BOT-BC161603
Bromus sterilis
Steve Boyd; Lauren Raz
1997-5-6
9759
Los Angeles
Liebre Mountains Region. Fish Canyon just upstream from the conflunence with Castaic Creek.
499
Comment
RSA0020664
Bromus tectorum
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-6-4
3599
Riverside
Vail Lake area, sandy benches of Kolb Creek drainage, around N extension of Woodchuck Rd.
488
Comment
RSA598901
Bromus tectorum
Steve Boyd, Timothy S. Ross
1997-3-21
9217
Los Angeles
Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring.
1183
Comment
RSA701425
Bromus tectorum
Steve Boyd, Naomi Fraga
2004-4-27
10912
San Diego
Warner Springs area, flats east of gliderport, near the Pacific Crest Trail, south of Highway 79.
Comment
UCR92223
Bromus tectorum
Steve Boyd
1995-4-24
8477
Riverside
Palomar Range, Agua Tibia Wilderness Area, Arroyo Seco drainage on N flank of Agua Tibia Mtn, at N base of Wildhorse Peak. Along the Wildhorse Trail near its junction with the Dripping Springs Trail.
610
Comment
UCR65294
Bromus trinii
Steve Boyd, D. E. Bramlet, Harry Spilman
1989-4-30
3514
Riverside
Peninsular Range, Gavilan Hills, Harford Springs County Park, N edge of the Gavilan Plateau, east of Gavilan Creek
610
Comment Read comments Mar 22 2011
RSA725555
Calamagrostis muiriana
Steve Boyd, Carol Boyd
2007-9-12
11748
Mono
Pass between Virginia Lakes Basin and Summit Lake, ca. 2 airline miles southwest of Dunderberg Peak and 1 airline mile west of Black Mountain.
3232
Comment
HSC66589
Calochortus amabilis
D. Boyd, M. Eichelberger, Tim Messick, T. A. Ranker
1980-4-19
22
Lake
Coldsprings Campground along access road to Indian Valley Dam
Comment
UCR99507
Calochortus clavatus var. gracilis
Steve Boyd, Lauren Raz
1997-5-6
9710
Los Angeles
Liebre Mountains, San Francisquito Canyon, W side of canyon at E edge of Red Mtn ridge system, just north of confluence with Bee Canyon and 1.5 road mi. south of the Clearwater Canyon Truck Trail (6N24).
732
Comment
RSA599770
Calochortus kennedyi var. kennedyi
Steve Boyd, David E. Bramlet, Harry Spilman, Nancy Hanson, Susan Hobbs
1997-5-10
9789
Los Angeles
Liebre Mountains region: Extreme northwestern corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road.
951
Comment
RSA561495
Calochortus plummerae
Steve Boyd, Kyle Boyd
1992-7-9
7655
Orange
Northern Santa Ana Mountains, along the main crest of the range, north of Pleasants Peak and south of Oak Flat (aka Oat Flat), 1.5 miles south of junction of Main Divide and Skyline Roads.
Comment
RSA500978
Calochortus splendens
Steve Boyd, Timothy S. Ross, Laurel Arnseth
1989-4-1
3125
Riverside
Vail Lake area, ridge-top of volcanic substrate w/clay soil, 2 mi W of dam, at edge of escarpment E of Pauba Valley.
518
Comment
RSA501004
Calochortus splendens
Steve Boyd, Timothy S. Ross, Laurel Arnseth
1989-4-1
3122
Riverside
Vail Lake area, ridge-top of volcanic substrate w/clay soil, 2 mi W of dam, at edge of escarpment E of Pauba Valley.
518
Comment
RSA525421
Calochortus splendens
Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota
1990-5-3
4529
Riverside
San Jacinto Mountains, Vail Lake area, rolling terrain at junction of Highway R3 and Powerline Road, NE of the lake.
Comment
CHSC2244
Calochortus superbus
I. Boyd
1949-5-15
Tehama
Road to Lassen, slightly below turn-off s. of Red Bluff.
Comment
RSA730887
Calochortus venustus
Steve Boyd, Valentin Arvizu
2008-5-1
11975
Kern
Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley
1372
Comment
RSA502182
Calochortus weedii var. intermedius
Steve Boyd, Timothy S. Ross, Laurel Arnseth
1989-6-11
3720
Riverside
Vail Lake area, recently burned hills at W end of lake SW of dam.
488
Comment
SD136973
Calochortus weedii var. weedii
Steve Boyd, Tim Ross
1992-6-10
7624
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, near the junction of Tenaja Road (7S01) and Los Alamos Road (7S04) at the confluence of Los Alamos Creek with the main trunk of San Mateo Creek
405
Comment
RSA560310
Calycadenia tenella
Steve Boyd
1992-6-4
7586
San Diego
Southern Santa Ana Moutains, San Mateo Canyon Wilderness area. Southeastern edge of wilderness in upper Devil Canyon drainage, northwest of Sky Ranch.
701
Comment
UCR68719
Calycadenia tenella
Steve Boyd
1990-4-28
4442 A
Riverside
Peninsular Range, Big Oak Mountain, Vail Lake Area
795
Comment
SBBG101736
Calycoseris parryi
S. Boyd with D. Bramlet
1991-5-13
6243
Riverside
Domenigoni Hills, N side of Domenigoni-Diamond Valleys ESE of Winchester; ridgetop S of S end of Warren Rd; T5S, R1W, N1/2, S31, N/2
609
Comment
UCR77713
Calycoseris parryi
Steve Boyd, D. Bramlet
1991-5-13
6243
Riverside
Domenigoni Hills, north side Domenigoni/Diamond Valley, ESE of Winchester. Vicinity of ultramafic outcrop on ridgetop south of S-end of Warren Rd.
610
Comment
RSA457756
Calycoseris wrightii
Steve Boyd
1988-3-10
2120
Riverside
North end Palen Mountains, 2 mi west of Palen Pass.
300
Comment
UCR148203
Calyptridium monandrum
Steve Boyd, Naomi Fraga
2004-4-27
10983
San Diego
Peninsular Ranges; Anza Bench region, hills north of Warner Springs, south of Indian Flats Campground of Cleveland National Forest along Road 9S05
Comment
SBBG98267
Calystegia macrostegia subsp. tenuifolia
S. Boyd, L. Arnseth, Y. Rasmussen, H. Cota
1990-5-3
4598
Riverside
Vail Lake area, steep SE flank of Oak Mtn above NE end of lake
579
Comment
RSA593403
Calystegia peirsonii
Steve Boyd, Orlando Mistretta
1996-5-23
8818
Los Angeles
Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake.
470
Comment
RSA601055
Calystegia peirsonii
Steve Boyd, Lauren Raz
1997-6-18
9970
Los Angeles
Liebre Mountains region: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring.
1183
Comment
RSA599487
Camissonia bistorta
Steve Boyd, Lauren Raz
1997-3-25
9312
Los Angeles
Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch.
1097
Comment
UCR21982
Camissonia bistorta
Steve Boyd
1980-4-8
111
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau
610
Comment
UCR49260
Camissonia bistorta
Steve Boyd
1986-4-2
1629
Riverside
Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau
640
Comment
RSA701911
Camissonia brevipes
Steve Boyd, Michael Denslow
2004-3-23
10606
San Bernardino
Lavic Mountain, southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) along powerline/pipeline access road.
Comment
RSA725151
Camissonia brevipes
Steve Boyd
2007-10-29
11790
San Bernardino
Brown Buttes area at northwestern end of Marble Mountains, on road to microwave towers east of Kelbaker Road, just south of Interstate 40.
915
Comment
UCR218431
Camissonia brevipes
Steve Boyd
2010-4-19
12249
Inyo
Mojave Desert; North Mojave Desert region, northwest base of Dublin Hills, south of Hwy 178, northwest of Shoshone
671
Comment
RSA515455
Camissonia brevipes subsp. brevipes
Steve Boyd, Carol Boyd
1987-4-12
1976
Inyo
North end of Greenwater Valley, 3.2 miles S of Dante's View Road, just outside Death Valley National Monument area.
Comment
RSA565766
Camissonia brevipes subsp. brevipes
Steve Boyd, T. S. Ross, Walter Appleby
1993-3-18
7766
Inyo
Resting Spring Range, 4 miles east of Shoshone, upper bajada and lower slopes along western side of range, 1.1 miles SE of Highway 178.
600
Comment
RSA524584
Camissonia californica
Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla
1990-4-3
4132
Riverside
Vail Lake area, upper benches and adjacent slopes of the E flank of 'Big' Oak Mountain., just S of the E summit.
610
Comment
RSA543752
Camissonia californica
Steve Boyd, T. S. Ross, Mike Hammitt
1991-5-2
6056
Riverside
Vail Lake region, SW & W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga.
600
Comment
UCR151695
Camissonia claviformis
Steve Boyd, Tammy Morgan
2004-3-30
10751
San Bernardino
Central Mojave Desert, Pisgah lava beds just south of old Route 66 and I-40, west of Ludlow and 7.8 mi east of Fort Cady Road
600
Comment
RSA543591
Camissonia graciliflora
Steve Boyd, L. Arnseth, Orlando Mistretta
1991-5-6
6144
Riverside
Santa Ana Mountains, S side of Elsinore Peak.
1036
Comment
RSA611651
Camissonia graciliflora
Steve Boyd, Lauren Raz, Mike Kinney
1998-3-17
10082
Los Angeles
Liebre Mountains region: Anaverde Valley at north base of Sierra Pelona.
976
Comment
UCR99475
Camissonia graciliflora
Steve Boyd, Orlando Mistretta
1997-3-14
9171
Los Angeles
Liebre Mtns., Lower southeastern flank of Bald Mtn, near head of Liebre Gulch, due west of Sandberg
1213
Comment
RSA0121497
Camissonia graciliflora
Steve Boyd
1992-4-21
6985
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Northwestern summit and slopes of Miller Mountain.
792
Comment
RSA526563
Camissonia guadalupensis subsp. clementina
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-7
4248
Los Angeles
San Clemente Island, lower half of China Cyn, S end of Island, W side.
Comment
RSA572981
Camissonia hirtella
Steve Boyd
1986-4-22
1759
Riverside
Temescal Canyon: stable alluvial benches of Indian wash just south of Interstate 15.
Comment
UCR151336
Camissonia hirtella
Steve Boyd, Amber Maurice
2004-5-18
11319
Los Angeles
Transverse Ranges; Liebre Mtns region, Road leading down towards Atmore Meadows area from main road, on crest of Liebre Mountain at crossing of spring outflow
1437
Comment
UCR199797
Camissonia hirtella
Steve Boyd, Lisa Rojas
2004-5-26
11379
San Diego
Cuyamaca-Laguna Mtns, In-Ko-Pah Mtns, western flank of Thing Valley, northeast of transit station Posta, Cleveland National Forest along forest service road
1463
Comment
RSA543896
Camissonia micrantha
Steve Boyd
1991-5-20
6273
Riverside
Santa Ana Mountains, NW of Lake Elsinore. Lower Rice Cyn, just inside Cleveland Nat. For. boundary.
573
Comment
RSA771989
Camissonia refracta
Steve Boyd
2010-4-19
12248
Inyo
Northwest base of Dublin Hills, south of Hwy 178, northwest of Shoshone.
610
Comment
RSA485410
Camissonia strigulosa
Steve Boyd
1987-4-5
1967
Riverside
Gavilan Hills - Harford Spring County Park in sandy valley at N end of park.
610
Comment
RSA508003
Camissonia strigulosa
Steve Boyd, C. Boyd, K. Boyd, R. Noyes, L. Arnseth
1988-5-28
2305
Riverside
Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest. Sandy opening 0.5 mi S of saddle.
1500
Comment
UCR147672
Camissonia strigulosa
Steve Boyd, Naomi Fraga
2004-4-27
10916
San Diego
Peninsular Ranges; Anza Bench region, Warner Springs area, flats east of gliderport, near the Pacific Crest Trail, south of Hwy 79
884
Comment
UCR200235
Camissonia strigulosa
Steve Boyd, Valentin Arvizu
2008-5-1
11900
Kern
Southern Sierra Nevada Range, Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley
1463
Comment
SD181435
Camissoniopsis hirtella
Steve Boyd, Naomi Fraga
2004-4-27
10987
San Diego
Peninsular ranges, Anza Bench region, hills north of Warner Springs, south of Indian Flats Campground of Cleveland National Forest, along Road 9S05.
Comment
UC1929418
Camissoniopsis hirtella
Steve Boyd, Valentin Arvizu
2004-6-8
11469
Ventura
Transverse Ranges; Mount Pinos region; Topa Topa Mountains, Tar Creek, east of its confluence with Sespe Canyon near point where stream is crossed by Tar Creek Road trail.
610
Comment
SD215583
Camissoniopsis lewisii
Steve Boyd, Tim Ross et al
1990-4-2
4043
Riverside
Vail Lake area, lower slopes of Agua Tibia Mountain along Highway 79, East of USFWS Dripping Springs Guard Station.
487
Comment
SBBG55135
Cardiospermum corindum
S. Boyd
1980-3-28
BC 155
Unknown
Mex 1, 3 mi N of Punta Prieta
Comment
UCR108195
Carduus pycnocephalus
Steve Boyd, R. K. Brummitt, Laura A. Moore
1998-5-26
10226
Los Angeles
San Gabriel Mtns., north base of range, just to the south of Hwy 14 at Golden Valley Road, Placerita Canyon watershed.
549
Comment
RSA562751
Carduus pycnocephalus
Steve Boyd, Timothy S. Ross
1992-5-19
7427
Orange
Southern Santa Ana Mountains San Mateo Canyon Wilderness Area. Western edge of the wilderness along Lucas Canyon Trail from access road to Rancho Carrillo (7S06) N into Aliso Canyon,.
366
Comment
RSA335178
Carex
Steve Boyd, Karlin G. Marsh
1985-6-11
1181
San Bernardino
San Bernardino Mountains. Bear Valley area. North shore of Baker Lake, about 1 mile east of the Stanfield Cut-off.
Comment
SD230109
Carex
Steve Boyd, Lauren Raz
1997-5-20
9807
Los Angeles
Liebre Mountains Region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08.
1341
Comment
RSA0018990
Carex alma
Steve Boyd, Valentin Arvizu, R. E. Riefner
2006-9-21
11685
Los Angeles
Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway.
Comment
SEINET7549357
Carex alma
Steve Boyd, Orlando Mistretta, Valerie Soza
1996-6-12
8845
Los Angeles
Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon.
549
Comment
RSA560508
Carex barbarae
Steve Boyd, Timothy S. Ross, Michael Wall
1992-6-2
7505
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Devil Canyon from confluence with Miller Creek dowstream approximately one mile.
488
Comment
SEINET10954770
Carex barbarae
Steve Boyd, Timothy S. Ross
1990-5-11
Boyd 4663
Riverside
Vail Lake Area, Arroyo Seco drainage, canyon bottom at north base of Wild Horse Peak, southeast of Dripping Springs Campground of Cleveland National Forest. T8S, R1W, N 1/2, Sec 26. Riparian woodland, pools along stream supporting Typha, Carex, etc. Benches, slopes burned.
Comment
RSA776708
Carex inversa
Steve Boyd
2005-7-27
11635
Los Angeles
Pasadena, southeastern side of campus of California Institute of Technology, just west of front entrance to the Athenaeum (Faculty Club)
247
Comment
RSA335168
Carex nebrascensis
Steve Boyd, Karlin G. Marsh
1985-6-11
1147
San Bernardino
San Bernardino Mountains. Bear Valley area. North shore of Baker Lake, about 1 mile east of the Stanfield Cut-off.
Comment
SEINET11634257
Carex nebrascensis
S. Boyd, Marsh, K.
1985-1
1147
San Bernardino
San Bernardino Mts, Bear Valley area, N shore of Baker Lake, about 1 mi E of Stanfield Cut-off
Comment
RSA544377
Carex praegracilis
Steve Boyd, Timothy S. Ross
1991-6-14
3692
Riverside
Warm Springs Creek at NE end of Hogbacks ridge from Alamos Road S to confluence with Adobe Springs tributary, 2-3 miles NW of Murrieta Hot Spings.
Comment
RSA601837
Carex praegracilis
Steve Boyd
1996-4-25
8675
Los Angeles
Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain., From gate at old inholding boundary near spring area along Forest Service Road 7N22 down to beginning of extensive wetland south of the old dry pastures
915
Comment
RSA727886
Carex praegracilis
Steve Boyd, LeRoy Gross
2004-5-4
11106
San Diego
Hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05.
899
Comment
RSA560412
Carex senta
Steve Boyd, Orlando Mistretta
1992-4-23
7048
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Creek from Clark Trail downstream to narrows near border with Camp Pendleton.
152
Comment
SEINET7575142
Carex senta
Steve Boyd, Mike Wall
1996-5-16
8787
Los Angeles
Liebre Mountains, Ruby Canyon upstream from confluence with Elizabeth Lake Canyon at northwest end of Red Mountain, along Ruby Canyon Road ca 0.9 mi E of jtn with Lake Hughes Road.
622
Comment
RSA561509
Carex senta
Steve Boyd, Timothy S. Ross, David E. Bramlet
1992-9-9
7664
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Upper San Mateo Canyon, from the junction of Tenaja Road (7S01) and Los Alamos Road (7S04)., At the confuluence of Los Alamos Creek, up the San Mateo Trail north to Potrero de la Cienega
396
Comment
RSA500192
Carex subfusca
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-5-7
3552
Riverside
Vail Lake area, pond and freshwater marsh in Kolb Crk. just south of the lake.
Comment
UCR79474
Carex triquetra
Steve Boyd, T. S. Ross, D. E. Bramlet
1993-5-12
7311
Riverside
S Santa Ana Mtns, San Mateo Canyon Wilderness Area. San Mateo Canyo, along stream and adjacent benches and lower slopes from confluence with Los Alamos canyon downstream to confluence with Tenaja Canyon
427
Comment
UCR90426
Carex triquetra
Steve Boyd, D. L. Banks
1995-4-6
8445
San Diego
Palomar Range, Agua Tibia Wilderness Area, NE flank of Agua Tibia Mtn., main trunk of Arroyo Seco from the Wilderness boundary south to the confluence with the major tributary from the west, at the north base of Eagle Crag
945
Comment
CHSC109268
Castilleja applegatei subsp. martinii
Steve Boyd; M. Denslow, A. Maurice, S. Swartzentruber, Virgen
2003-6-27
10514
Tulare
Sierra Nevada; Southern Sierra Nevada region: Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak).
2509
Comment
RSA730907
Castilleja attenuata
Steve D. Boyd, Valentin Arvizu
2008-5-2
11994
Kern
Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley.
1372
Comment
UCR39567
Castilleja cinerea var. vinicolor
Steve Boyd
1983-8-10
s.n.
San Bernardino
San Bernardino Mtns., Near Onyx Summit at Cienaga Seca, west of Hwy 38
2457
Comment
HSC85387
Castilleja exserta subsp. exserta
Steve Boyd, M. Doyle, B. Roy, S. Meury
1986-4-12
1652
San Bernardino
Lucerne Valley, just E of Rabbit Dry Lake, off Hwy. 18.
Comment
RSA0010930
Castilleja exserta subsp. exserta
Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth
1988-5-28
2258
Riverside
Cahuilla Mountain, west of Anza, mostly along the crest.
1500
Comment
HSC67098
Castilleja exserta subsp. exserta
D. Boyd, M. Eichelberger, Tim Messick, T. Ranker
1980-4-19
42
Colusa
Along Bartlett Springs Rd., .6 mi. from Jct. with Hwy. 16
Comment
RSA522726
Castilleja foliolosa
Steve D. Boyd, Tim S. Ross, L. Arnseth
1990-3-29
3831
Riverside
Vail Lake area, cinder cone ridge at N side of mouth of Temecula Creek Canyon and adjacent benches on S Flank of Big Oak Mountain.
396
Comment
SBBG119124
Castilleja foliolosa
S. Boyd with H. Bigelow
2004-4-5
10811
San Diego
Pine Hills area, between Magee Flat and Deadman Flat along Eagle Pk Rd
Comment
UCR121243
Castilleja foliolosa
Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth
1988-5-28
2264
Riverside
San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest
1700
Comment
UCR108204
Castilleja gleasoni
Steve Boyd, Valerie Soza
1998-4-28
10168
Los Angeles
Liebre Mtns, Western end of Liebre Mountain, at junction of Old Ridge Route (8S04) and Forest Service Road 7N23 on divide between Salt Creek and Liebre Gulch
1201
Comment
RSA561104
Castilleja minor subsp. spiralis
Steve D. Boyd, Tim S. Ross, Dave Bramlet
1993-5-12
7329
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos canyon downstream to confluence with Tenaja Canyon,
365
Comment
RSA593400
Castilleja minor subsp. spiralis
Steve D. Boyd, Orlando Mistretta
1996-5-23
8821
Los Angeles
Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake.
470
Comment
UCR15915
Castilleja mollis
Steve Boyd
1978-5-20
780520- 02
San Luis Obispo
Central Coast, near Oso Flaco Lake
Comment
RSA518003
Castilleja plagiotoma
Steve D. Boyd, Orlando Mistretta
1986-3-31
1530
Los Angeles
Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills.
Comment Read comments Nov 30 2011
SD215437
Caulanthus coulteri
Steve Boyd, Lauren Raz
1997-3-25
9296
Los Angeles
Upper end of broadalluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain at end of dirt road leading 1.0 km northeast of Knapp Ranch.
1096
Comment
RSA543766
Caulanthus hallii
Steve Boyd, Timothy S. Ross, Mike Hammitt
1978-4-23
52071
Riverside
Vail lake region, SW & W flanks of Billy Goat Mountains 2 mi. N Hwy 79, 1 mi W of Hwy 371, N of Aguanga.
600
Comment
RSA522768
Caulanthus heterophyllus
Steve Boyd, Timothy S. Ross, L. Arnseth
1990-3-29
3875
Riverside
Vail Lake area, cinder cone ridge at N side of mouth of Temecula Creek Canyon and adjacent benches on S Flank of Big Oak Mountain.
396
Comment
RSA701976
Caulanthus heterophyllus
Steve Boyd, Naomi Fraga
2004-4-27
10978
San Diego
Hills north of Warner Springs, south of Indian Flats Campground of Cleveland National Forest along Road 9S05.
Comment
SBBG105097
Caulanthus heterophyllus
S. Boyd with T. Ross
1994-3-27
8229
San Diego
SW slope of Poser Mtn, at N edge of Viejas Valley, near jct of Old Viejas Grade and Conejos Valley Rd
Comment
SD152903
Caulanthus heterophyllus
Steve Boyd, Tim Ross and Orlando Mistretta
1992-2-26
6700
Riverside
Santa AnaMountains, San Mateo Canyon from Fisherman's Camp downstream to confluence with Bluewater Canyon.
305
Comment
UCR67354
Caulanthus heterophyllus
Steve Boyd, T. S. Ross, L. Arnseth, J. Bonilla
1990-4-3
4093
Riverside
Peninsular Range, Vail Lake Area, E flank of Oak Mtn, just south of E summit.
701
Comment
UCR51946
Caulanthus lasiophyllus
Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross
1988-3-10
2172
Riverside
Sonoran (Colorado) Desert, Palen Pass at the N end of the Palen Mountains
500
Comment
RSA500186
Caulanthus lasiophyllus var. rigidus
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-4-2
3205
Riverside
Vail Lake Area, W end of bench on S flank of Oak Mt.
518
Comment
RSA593696
Caulanthus lasiophyllus var. rigidus
Steve Boyd, Dave Bramlet
1996-4-19
8630
Riverside
San Jacinto Valley: San Jacinto Wildlife Refuge at southwestern edge of Mystic Lake in the San Jacinto River floodplain, N of ''Marsh A'', NE of the refuge headquarters.
433
Comment
UCR68474
Caulanthus lasiophyllus var. rigidus
Steve Boyd, A. C. Sanders, M. Skinner
1990-4-28
4444
Riverside
Peninsular Range, Vail Lake area, summit of 'Big' Oak Mtn., north of [Vail] Lake
823
Comment
CAS-BOT-BC39601
Caulanthus pilosus
Steve Boyd; Dave Bramlet
1986-6-9
1958
Tulare
Southern Sierra Nevada. Mountains. Chimney Creek Canyon 0.5 miles downstream from Chimney Meadow.
1828
Comment
RSA543776
Caulanthus simulans
Steve Boyd, Timothy S. Ross, Mike Hammit
1991-5-2
6023
Riverside
Vail Lake region, SW and W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga.
600
Comment
RSA569985
Ceanothus crassifolius
Steve Boyd, Kyle Boyd
1993-3-28
7920
Riverside
Palomar Range south of Vail Lake at the north base of Agua Tibia Mountain, Agua Tibia Wilderness Area, Cleveland National Forest. Along trail extending south from end of Woodchuck Road.
792
Comment
RSA575064
Ceanothus crassifolius
Steve Boyd
1981-3-4
810304 -O
Riverside
Gavilan Hills region, low hill and adjacent flats along Gavilan Creek drainage at the southwest end of Harford Springs County Park on the Gavilan Plateau, north of Ida Leeona Road and east of the trailer park.
610
Comment
RSA575074
Ceanothus crassifolius
Steve Boyd
1981-3-4
810304 -W
Riverside
Gavilan Hills region, low hill and adjacent flats along Gavilan Creek drainage at the southwest end of Harford Springs County Park on the Gavilan Plateau, north of Ida Leeona Road and east of the trailer park.
610
Comment
UCR91675
Ceanothus crassifolius
Steve Boyd, D. L. Banks
1995-4-5
8417
Riverside
Agua Tibia Mountains, Palomar Range, Agua Tibia Wilderness Area; northern flank of Agua Tibia Mtn. at the E edge of Dripping Springs Alcove in tributary of Arroyo Seco, west of the lower Dripping Springs Trail, just south of the Wilderness boundary
610
Comment
HSC85330
Ceanothus cuneatus
Steve Boyd, C. Boyd, B. Roy
1986-2-2
1204
San Diego
Hwy 79 near 'Maggies Place" a cafe in Dodge Valley
Comment
RSA575057
Ceanothus cuneatus
Steve Boyd
1981-3-4
810304 -K
Riverside
Gavilan Hills region, low hill and adjacent flats along Gavilan Creek drainage at the southwest end of Harford Springs County Park on the Gavilan Plateau, north of Ida Leeona Road and east of the trailer park.
610
Comment
UC1871283
Ceanothus foliosus
Steve Boyd, T. S. Ross
1994-3-29
8253
San Diego
Peninsular Ranges; Cuyamaca-Laguna Mountains region; Southwestern Cuyamaca Mountains, Cleveland National Forest, west base of Viejas Mountain, break in slope along West Boundary Road, just north of water tank and gate. T15S R2E NW1/4 SE1/4 sec. 23. Elev. ca. 2640 [feet].
805
Comment
HSC66067
Ceanothus jepsonii var. albiflorus
D. Boyd, M. Eichelberger, Tim Messick, T. Ranker
1980-4-19
33
Lake
Along Walker Ridge Rd. 0.5 mi N of junction with access to Indian Valley Dam
Comment
UCR148209
Ceanothus leucodermis
Steve Boyd, Leroy Gross
2004-5-4
11133
San Diego
Peninsular Ranges; Anza Bench region, hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05
899
Comment
SBBG96688
Ceanothus megacarpus var. insularis
S. Boyd with T. Ross, L. Arnseth
1990-4-7
4194
Los Angeles
upper reaches of China Cyn
Comment
RSA557891
Ceanothus oliganthus var. sorediatus
Steve Boyd, Orlando Mistretta
1992-4-22
7002
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Indian Potrero Trail south from Verdugo Potrero to Indian Potrero on ridge between Talega Canyon and Nickel Canyon.
610
Comment
RSA559483
Ceanothus oliganthus var. sorediatus
Steve Boyd, Tim S. Ross
1992-4-28
7083
San Diego
Souther Santa Ana Mountains, San Mateo Canyon Wilderness Area. West of Miller Mountain at headwaters of Cold Spring Canyon, alogn Cold Spring trail from end of Forest Service Road 8S02 westward to old ranch at Cold Spring.
640
Comment
CAS-BOT-BC51646
Ceanothus ophiochilus
Steve Boyd; Tim Ross
1993-3-28
7913
Riverside
Palomar Range south of Vail Lake at the north base of Agua Tibia Mountain, Agua Tibia Wilderness Area,
883
Comment
RSA557733
Ceanothus ophiochilus
Steve Boyd, Ken Berg, Sandy Morey, Jon Keeley
1992-5-3
7169 A
Riverside
Vail Lake area, ridge about 1 mile west of the lake, east of ''Little'' Oak Mountain.
610
Comment
RSA570221
Ceanothus ophiochilus
Steve Boyd, Tim S. Ross
1993-3-23
7890
Riverside
Palomar Range south of Vail Lake at the north base of Agua Tibia Mountain, Agua Tibia Wilderness Area, Cleveland National Forest. Along trail extending south from end of Woodchuck Road,
610
Comment
RSA570222
Ceanothus ophiochilus
Steve Boyd, Tim S. Ross
1993-3-23
7891
Riverside
Palomar Range south of Vail Lake at the north base of Agua Tibia Mountain, Agua Tibia Wilderness Area, Cleveland National Forest. Along trail extending south from end of Woodchuck Road,
610
Comment
SD131176
Ceanothus ophiochilus
Steve Boyd, Tim Ross, Laurel Arnseth
1989-3-31
3097
Riverside
Vail Lake area, 1 mile west of lake. Restricted to series of north facing slopes
609
Comment
SD136768
Ceanothus ophiochilus
Steve Boyd, Kyle Boyd
1993-3-28
7909
Riverside
Agua Tibia Wilderness Area, Cleveland National Forest. Palomar Range south of Vail Lake at north base of Agua Tibia Mountain. Along trail extenting south from end of Woodchuck Road
792
Comment
UC1611572
Ceanothus ophiochilus
Steve Boyd, Kyle Boyd
1993-3-28
7912
Riverside
Palomar Range s of Vail Lake (at n base of Agua Tibia Mt., Agua Tibia Wilderness Area, Cleveland National Forest, along trail extending s from end of Woodchuck Road); Palomar Range, Cleveland Nat'l Forest, Agua Tibia Mt.
792
Comment
UCR68476
Ceanothus ophiochilus
Steve Boyd, T. S. Ross, L. Arnseth
1989-3-31
3097
Riverside
Peninsular Range, Vail Lake area, 1 mi. west of lake
640
Comment
UCR68477
Ceanothus ophiochilus
Steve Boyd, T. S. Ross, L. Arnseth
1989-3-12
2960
Riverside
Peninsular Range, Vail Lake area, 1 mi. west of lake
640
Comment
SEINET4411368
Ceanothus ophiochilus
S. D. Boyd
1993-1
Unknown
Comment
RSA583478
Ceanothus otayensis
Steve Boyd, Mark A. Elvin
1995-8-3
8516
San Diego
Otay Mountain, O'Neil Canyon drainage on lower west side of the mountain along Otay Mountain Truck Trail, 5.1 miles west of Dog House Junction.
518
Comment
RSA583479
Ceanothus otayensis
Steve Boyd
1995-8-3
8515
San Diego
Otay Mountain, O'Neil Canyon drainage on lower west side of the mountain along Otay Mountain Truck Trail, 5.1 miles west of Dog House Junction.
518
Comment
UCR91646
Ceanothus perplexans
Steve Boyd, D. L. Banks
1995-4-6
8438
San Diego
Palomar Range, Agua Tibia Wilderness Area, NE flank of Agua Tibia Mtn, Arroyo Seco tributary at N base of Eagle Crag, from the Wildhorse Trail E to the main trunk of Arroyo Seco
976
Comment
UC1608220
Ceanothus tomentosus
Steve Boyd
1992-4-14
6805
Riverside
Santa Ana Mountains, San Mateo Canyon Wilderness Area. Along Verdugo Trail from Tenaja Trail to Bluewater Trail in upper watershed of Bluewater Canyon, S of Sitton Peak; N end Oak Flats ares.
792
Comment
RSA552723
Ceanothus tomentosus subsp. olivaceus
Steve Boyd, Tim S. Ross, Orlando Mistretta
1992-3-31
6765
Riverside
San Mateo Canyon Wilderness Area. Morgan Trail from Round Potrero W to junction with Tenaja Trail in N-fork Bear Creek.
670
Comment
RSA596446
Centaurea melitensis
Steve Boyd, Mark Elvin, Victoria Jotikasthira
1996-6-25
8868
Los Angeles
Liebre Mountains, along the Ridge Route west of Castaic Canyon, 1.3 miles north of the junction with Templin Highway, just north of small development on private land.
854
Comment
RSA525287
Centaurea melitensis
Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota
1990-5-3
4600
Riverside
Vail Lake area, steep SE flank of Oak Mtn. above NE end of lake.
579
Comment
RSA522287
Centaurea repens
Steve Boyd
1989-7-6
3758
Riverside
open field S of Jurupa, E of intersection with Van Buren Ave.
Comment
UCR65296
Centaurea repens
Steve Boyd
1989-7-6
3758
Riverside
Riverside, intersection Van Buren Avenue and Jurupa Rd
Comment
UCR95171
Centaurea solstitialis
Steve Boyd, M. Elvin, V. Jotikasthira
1996-6-25
8867
Los Angeles
Liebre Mtns, along the Ridge Route west of Castaic Cyn, 1.3 mi. north of the jct w/ Templin Hwy.
854
Comment
RSA573436
Centaurea solstitialis
Steve Boyd
1994-9-14
8339
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, western edge of the Oak Flats area near the junction of the Lucas Canyon and Verdugo Trails.
768
Comment
RSA701526
Cerastium glomeratum
Steve Boyd, Heidi Bigelow
2004-4-5
10807
San Diego
Pine Hills area, between Magee Flat and Deadman Flat along Eagle Peak Rd.
Comment
UCR160024
Cerastium glomeratum
Steve Boyd, LeRoy Gross
2004-5-4
11060
San Diego
Peninsular Ranges; Anza Bench region, hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05
899
Comment
RSA592807
Cercocarpus betuloides var. betuloides
Steve D. Boyd, Orlando Mistretta
1996-5-1
8759
Los Angeles
Liebre Mountains, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08.
1524
Comment
RSA599806
Cercocarpus betuloides var. betuloides
Steve D. Boyd, Lauren Raz
1997-3-25
9298
Los Angeles
Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch.
1097
Comment
RSA735244
Cercocarpus betuloides var. betuloides
Steve D. Boyd, Lisa Rojas
2004-5-26
11365
San Diego
In-Ko-Pah Mountains, western flank of Thing Valley, northeast of transit station Posta, Cleveland National Forest along forest service road.
1463
Comment
SD215643
Cercocarpus betuloides var. betuloides
Steve Boyd, Lauren Raz
1997-3-25
9298
Los Angeles
Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 kilometer northeast of Knapp Ranch
1096
Comment
RSA702300
Cercocarpus intricatus
Steve D. Boyd, Tammy Morgan
2004-6-1
11427
San Bernardino
Clark Mountains, western flank of the range in large canyon south of Pachalka Spring.
1433
Comment
UC1871070
Cercocarpus minutiflorus
Steve Boyd, W. Appleby
1969-12-31
7929
San Diego
Peninsular Ranges; Santa Ana Mountains region; Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of Cleveland National Forest, upper Devil Canyon from road 8S01 downstream to vicinity of Mud Springs. T8S R5W SW/4 NW/4 sec. 26, E/2 NE/4 sec. 27, SW/4 SE/4 sec. 22. Elevation: 2400-2150 ft.
Comment
RSA525418
Chaenactis artemisiifolia
Steve Boyd
1990-5-3
4526
Riverside
San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake
Comment Read comments Feb 1 2008
RSA0013729
Chaenactis carphoclinia
Steve Boyd
2010-4-19
12264
Inyo
Northwest base of Dublin Hills, south of Hwy 178, northwest of Shoshone.
610
Comment
RSA388045
Chaenactis carphoclinia var. carphoclinia
Steve Boyd
1986-2-6
1211
Imperial
Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd.
Comment
RSA731214
Chaenactis carphoclinia var. carphoclinia
Steve Boyd, LeRoy Gross
2008-4-11
11839 -B
Inyo
Southwestern base of Dublin Hills at eastern edge of lower Greenwater Valley, west of Shoshone, bajada east of Furnace Creek Wash Road, north and east to lowest rocky slopes and outlying hills.
580
Comment
RSA670049
Chaenactis fremontii
R. S. Boyd
1978-4-2
s.n.
San Bernardino
Barstow
Comment
RSA725662
Chaenactis fremontii
Steve Boyd, Michael Denslow
2004-3-23
10618
San Bernardino
Lavic Mountain, southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) along powerline/pipeline access road.
Comment
UCR225676
Chaenactis fremontii
Steve Boyd
2010-4-19
12253 A
Inyo
Mojave Desert; North Mojave Desert region, northwest base of Dublin Hills, south of Hwy 178, northwest of Shoshone
671
Comment
HSC85256
Chaenactis glabriuscula var. glabriuscula
Steve Boyd
1986-4-22
1744
Riverside
Stable alluvial benches of Indian Wash just S of Interstate Hwy 15
Comment
RSA387364
Chaenactis glabriuscula var. glabriuscula
Steve Boyd
1986-4-19
1707
Riverside
Temescal Canyon: E side of Indian Wash between I-15 and Temescal Canyon Road.
Comment
RSA593004
Chaenactis glabriuscula var. glabriuscula
Steve Boyd, Orlando Mistretta
1996-5-1
8734
Los Angeles
Liebre Mountains, rugged hills between Soledad Canyon Agua Dulce, west of Young Canyon along the Pacific Crest Trail
854
Comment
RSA599494
Chaenactis glabriuscula var. glabriuscula
Steve Boyd, Lauren Raz
1997-3-25
9319
Los Angeles
Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch.
1097
Comment
RSA600423
Chaenactis glabriuscula var. glabriuscula
Steve Boyd, Lauren Raz
1997-4-30
9621
Los Angeles
Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine
866
Comment
RSA771809
Chaenactis glabriuscula var. glabriuscula
Steve Boyd
2010-5-26
12279
Riverside
Elsinore Peak, southeast of peak, north of trail along ''old Main Divide Road'' east of road up to communications towers, near concrete wildlife drinker.
1040
Comment
RSA500072
Chaenactis glabriuscula var. lanosa
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-4-2
3239 b
Riverside
Vail Lake area, sandy valley at NE end of lake, N of Wilson Creek
488
Comment
UC1563052
Chaenactis stevioides
Steve Boyd and Orlando Mistretta
1986-3-31
1544
Los Angeles
4 mi e of jct w/ Hwy 18 (ne of Pinyon Hills, Highway 138); Mojave Desert
Comment
RSA480017
Chaenactis stevioides var. stevioides
Steve Boyd, Sara Meury, Richard Noyes, L. Arnseth, D. Nordin, Timothy S. Ross
1988-3-10
2148
Riverside
North end Palen Mountains, 2 mi west of Palen Pass.
300
Comment
RSA518008
Chaenactis stevioides var. stevioides
Steve Boyd, Orlando Mistretta
1986-3-31
1544
Los Angeles
Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills.
Comment
RSA599619
Chaenactis xantiana
Steve Boyd, Lauren Raz
1997-4-16
9513
Los Angeles
Liebre Mountains region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01.
960
Comment
RSA730920
Chaenactis xantiana
Steve Boyd, Valentin Arvizu
2008-5-1
11915 -B
Kern
Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley
1372
Comment
RSA520965
Chamaesyce abramsiana
Steve Boyd
1990-10-3
5176
San Bernardino
Providence Mountains: road over Foshay Pass, E side of range, 5.7 miles W of Essex Rd.
Comment Read comments Mar 10 2010
RSA522312
Chamaesyce albomarginata
Steve Boyd
1989-7-9
3782
Riverside
City of Riverside, 4863 Rubidoux Ave.
Comment
RSA561891
Chamaesyce albomarginata
Steve Boyd, T. S. Ross
1992-6-10
7638
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon about Potrero Escondido an isolated area of low relief topping the ridge system due west of the junction on Tenaja Road (7S01) and Los Alamos Road (7S04), at the confluence of Los Alamos Creek with the main trunk of San Mateo Creek.
671
Comment
RSA599610
Chamaesyce albomarginata
Steve Boyd, Lauren Raz
1997-4-16
9504
Los Angeles
Liebre Mountains region: Lower Apple Canyon, due east of the confluence of Canada de Los Alamos (Lower Hungry Valley) and Peace Valley and Interstate 5.
853
Comment
RSA518146
Chamaesyce fendleri
Steve Boyd
1990-10-4
5241
San Bernardino
New York Mountains, Eastern Mojave Desert. Upper part of Carruther's Canyon.
Comment
RSA544306
Chamaesyce maculata
Steve Boyd
1991-7-13
6412
Riverside
Peninsular Range Temescal Canyon, W base of Gavilan Hills, area of old glass factory between Temescal Wash & I-15, just south of Cajalco Road.
Comment
RSA522311
Chamaesyce prostrata
Steve Boyd
1989-7-9
3781
Riverside
City of Riverside, 4863 Rubidoux Ave.
Comment
UC1584098
Chamaesyce setiloba
Steve Boyd
1990-10-3
5164
San Bernardino
11.2 mi e Kelbaker Rd (rd over Foshay Pass); Eastern Mojave Desert, Providence Mtns
Comment
UCR138456
Cheilanthes covillei
Steve Boyd, D. E. Bramlet
1986-6-9
1905
Tulare
Southern Sierra Nevada Mtns., Chimney Creek Canyon, S flank peak 7155 [7125], south of Chimney Meadow
1982
Comment
SEINET3870272
Cheilanthes newberryi
Steve Boyd, Timothy S. Ross
1992-5-6
7277
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. South side of Miller Mountain along 'Miller Canyon', the major drainage on the southern flank of the mountain, from Road 8S02 upstream to the area of contact between lower granitic and higher basaltic rocks.; 0
640
Comment
RSA596998
Chenopodium album
Steve Boyd, Lauren Raz
1996-9-24
8973
Los Angeles
Liebre Mountains, Sawmill Mountain along Forest Service Road 7N23 on broadly rounded summit area at divide between Devils Gulch and Fish Canyon.
1622
Comment
CDA2984
Chenopodium album
Steve Boyd
1990-10-2
5219
Los Angeles
Grounds of Rancho Santa Ana Botanic Garden, Claremont.
0
Comment
RSA522105
Chenopodium ambrosioides
Steve Boyd, Timothy S. Ross
1989-8-28
3798
Riverside
Vail Lake area, Temecula Creek at confluence with lake and adjacent sedimentary hills to the east.
442
Comment
RSA552707
Chenopodium ambrosioides
Steve Boyd, Timothy S. Ross
1992-2-21
6663
Riverside
Southern Santa Ana Mountains, San Mateo Cyn Wilderness Area. Potrero de la Cienega area along Morgan Trail from Morrell Canyon south
701
Comment
UCR79249
Chenopodium berlandieri
Steve Boyd, T. S. Ross, Orlando Mistretta
1992-10-2
7692
San Diego
Peninsular Range; Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Southwestern edge of the wilderness and adjacent Camp Pendleton in lower San Mateo Canyon, near the confluence with Devil Canyon
152
Comment
RSA523478
Chenopodium californicum
Steve Boyd, Timothy S. Ross, L. Arnseth
1990-3-29
3938
Riverside
Vail Lake area, summit of 'Big' Oak Mtn, N. of lake.
793
Comment
SBBG96683
Chenopodium californicum
S. Boyd with T. Ross, L. Arnseth
1990-4-7
4266
Los Angeles
lower half of China Cyn, W side
Comment
RSA520981
Chenopodium fremontii
Steve Boyd
1990-10-4
5238
San Bernardino
New York Mountains, Eastern Mojave Desert. Upper part of Carruther s Canyon on slopes and ridgetops.
Comment
UC1929450
Chenopodium fremontii
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10526
Tulare
Sierra Nevada; Southern Sierra Nevada region; Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak).
2509
Comment
SD122872
Chenopodium murale
Steve Boyd
1985-7-23
1012
Riverside
De Luz Rd., 7.6 mi. west of Rancho California. Roadsideweed in damp soil where Sandia Creek crosses road.
334
Comment
RSA574747
Chlorogalum parviflorum
Steve Boyd
1982-5-20
s.n.
Riverside
Gavilan Hills region, Temescal Canyon, south slope of Alberhill Mountain, just east of extensively-mined area.
427
Comment
RSA0049541
Chlorogalum pomeridianum
Steve Boyd, Tammy Morgan
2004-5-11
11188
Ventura
Topa Topa Mountains, east of Sespe Canyon near upper end of Tar Creek Road (and trail).
Comment
RSA0013417
Chorizanthe brevicornu
Steve Boyd
2010-4-19
12258
Inyo
Mojave Desert; North Mojave Desert Region: Northwest base of Dublin Hills, south of Hwy 178, northwest of Shoshone.
610
Comment
RSA486647
Chorizanthe brevicornu
Steve Boyd, D. Charlton, L. Arnseth, S. Meury, D. Nordin, R. Noyes, T. S. Ross
1988-4-8
1758
San Bernardino
West side of Ord Mtn. North of Lucerne Valley; 15 miles S of I-40 on Camp Rock Road near Tyler Valley.
1524
Comment Read comments Feb 1 2012
UC1928671
Chorizanthe brevicornu
Steve Boyd, LeRoy Gross
2008-4-11
11836
Inyo
Mojave Desert; North Mojave Desert region; Southwestern base of Dublin Hills at eastern edge of lower Greenwater Valley, west of Shoshone, bajada east of Furnace Creek Wash Road, north and east to lowest rocky slopes and outlying hills.
Comment
RSA593481
Chorizanthe brevicornu var. brevicornu
Steve Boyd, Orlando Mistretta, Valerie Soza
1996-6-12
8848
Ventura
Topa Topa Mountains, southern flank of Tar Creek, ca 1 air mile SE of confluence with Sespe Canyon, along an old dirt road leading down to Sespe Canyon off of Squaw Flat Road, about the base of hill 2782 at the boundary of Sespe Condor Sanctuary.
732
Comment
RSA593595
Chorizanthe brevicornu var. brevicornu
Steve Boyd, Orlando Mistretta
1996-5-23
8830 A
Los Angeles
Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake.
470
Comment
RSA562720
Chorizanthe fimbriata
Steve Boyd, Tim S. Ross
1992-5-19
7423
Orange
Southern Santa Ana Mountains San Mateo Canyon Wilderness Area. Western edge of the wilderness along Lucas Canyon Trail from access road to Rancho Carrillo (7S06) N into Aliso Canyon,.
366
Comment
CAS-BOT-BC191254
Chorizanthe fimbriata var. fimbriata
Steve Boyd
1986-5-1
1785
Riverside
Southwestern Perris Basin: Hill W of Skunk Hollow. Skunk Hollow vernal pool
Comment
UC1563103
Chorizanthe fimbriata var. fimbriata
Steve Boyd, Tim Ross, Laurel Arnseth
1989-6-4
3628
Riverside
hills just s of jtn Highway 79 and road to Vail Lake Marina (Butterfield Valley); Vail Lake area, Butterfield Valley
457
Comment
CAS-BOT-BC191314
Chorizanthe fimbriata var. laciniata
Steve Boyd; LeRoy Gross
2004-5-4
11149
San Diego
Peninsular Ranges: Anza Bench region: Hills N of Warner Springs, N Indian Flats Campground of Cleveland National Forest along road 9S05
899
Comment
RSA735375
Chorizanthe fimbriata var. laciniata
Steve Boyd, Lisa Rojas
2004-5-26
11393
San Diego
In-Ko-Pah Mountains, western flank of Thing Valley, northeast of transit station Posta, Cleveland National Forest along forest service road.
1463
Comment
UC1928515
Chorizanthe fimbriata var. laciniata
Steve Boyd, Naomi Fraga
2004-4-27
10954
San Diego
Peninsular Ranges; Anza Bench region; Warner Springs area, brushy hill at edge of grassland in rolling terrain along the Pacific Crest Trail, south of Highway 79 and west of the Warner Springs resort.
Comment
RSA543592
Chorizanthe polygonoides var. longispina
Steve Boyd, L. Arnseth, Orlando Mistretta
1991-5-6
6143
Riverside
Santa Ana Mountains, S side of Elsinore Peak.
1037
Comment
RSA559933
Chorizanthe polygonoides var. longispina
Steve Boyd
1992-4-18
6902
Riverside
Paloma Valley, between Sun City and Murrieta, E of Hwy I-215. Rolling Hills just SW of Jtn Briggs Rd and Scott Rd.
Comment
UC2029936
Chorizanthe polygonoides var. longispina
Steve Boyd
2001-4-12
10408
Riverside
GAVILAN HILLS REGION: Southeast base of Alberhill Mountain on flats north of Nichols Road and West of Pierce Street, in the vicinity of the site of Terra Cotta.
Comment
RSA560295
Chorizanthe procumbens
Steve Boyd, Tim S. Ross
1992-6-4
7581
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness area. Southeastern edge of wilderness in upper Devil Canyon drainage, northwest of Sky Ranch.
701
Comment
UCR37796
Chorizanthe procumbens
Steve Boyd
1981-5-13
s.n.
Orange
South Coast, Pelican Hill, Irvine Ranch Property, San Joaquin Hills south of Corona del Mar
218
Comment
RSA612107
Chorizanthe spinosa
Steve Boyd, Kent Hughes
1998-5-5
10182
Los Angeles
Antelope Valley, along Highway 138 (West Avenue D), west of the junction with Highway 14, at intersection with 140th Street, ca. 4 miles southwest of Rosamond Dry Lake.
701
Comment
CAS-BOT-BC244655
Chorizanthe staticoides
Steve Boyd; Tim Ross
1988-4-28
2250
Los Angeles
West end of San Gabriel Mtns, Sand Canyon E of Saugus. In a small side canyon. Angeles National Forest.
792
Comment
HSC85292
Chorizanthe staticoides
Steve Boyd
1986-5-1
1812
Riverside
Lower S slopes of Bachelor Mtn., E end of Lake Skinner
Comment
SD136786
Chorizanthe staticoides
Steve Boyd
1993-5-13
7377
Riverside
San Mateo Canyon Wilderness Area. Wildhorse Canyon, from confuence with Los Alamos Canyon upstream approx. 1 mile, deep pools present in lower 1/3 mile of Wildhorse Canyon
410
Comment
SD136787
Chorizanthe staticoides
Steve Boyd, Tim Ross
1992-6-4
7578
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Southeastern edge of wilderness in upper Devil Canyon drainage, northwest of Sky Ranch Locally common, areas of shallow soil over granite.
701
Comment
UCR37797
Chorizanthe staticoides
Steve Boyd
1981-5-13
s.n.
Orange
South Coast, Pelican Hill, Irvine Ranch Property, San Joaquin Hills south of Corona del Mar
218
Comment
UCR48515
Chorizanthe staticoides
Steve Boyd
1986-5-1
1812
Riverside
S slopes of Bachelor Mtn, east end of Lake Skinner
Comment
UCR65283
Chorizanthe staticoides
Steve Boyd, T. S. Ross, L. Arnseth
1990-3-29
3864
Riverside
Peninsular Range, Vail Lake area, cinder cone ridge at north side of mouth of Temecula Creek Canyon and adjacent benches on S flank of 'Big' Oak Mtn.
549
Comment
RSA557730
Chorizanthe staticoides
Steve Boyd, Ken Berg, Sandy Morey, Jon Keeley
1992-5-3
7171
Riverside
Vail Lake area, ridge about 1 mile west of the lake, east of ''Little'' Oak Mountain.
610
Comment
RSA599769
Chorizanthe watsonii
Steve Boyd, Dave Bramlet, Harry Spilman, Nancy Hanson, Susan Hobbs
1997-5-10
9788
Los Angeles
Liebre Mountains region: Extreme northwestern corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road.
951
Comment
UCR107792
Chorizanthe watsonii
Steve Boyd, Kent Hughes
1998-4-28
10195
Kern
Southern Sierra Nevada, Piute Range, Jawbone Canyon. southeast of confluence with Hoffman Canyon, north base of Chuckwalla Mountain
866
Comment
UCR204090
Chrysothamnus
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10548
Tulare
Southern Sierra Nevada Range, Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak)
2509
Comment
RSA522294
Chrysothamnus nauseosus subsp. mohavensis
Steve Boyd
1990-2-3
3827
Los Angeles
just W of mouth of San Antonio Canyon.
Comment
RSA725379
Chrysothamnus paniculatus
Steve Boyd
2007-10-29
11802
San Bernardino
Brown Buttes area at northwestern end of Marble Mountains, on road to microwave towers east of Kelbaker Road, just south of Interstate 40.
915
Comment
SD122977
Cichorium intybus
Steve Boyd
1985-8-18
1126
Alameda
Fremont, playground of John Blacow Elementary School and adjacent park.
Comment
RSA701293
Cirsium occidentale var. californicum
Steve Boyd, Lisa Rojas
2004-5-26
11346
San Diego
In-Ko-Pah Mountains, western flank of Thing Valley, northeast of transit station Posta, Cleveland National Forest along forest service road.
1463
Comment
RSA507973
Cirsium occidentale var. occidentale
Steve Boyd, Timothy S. Ross
1988-4-28
2227
Los Angeles
West end of San Gabriel Mountains, Sand Canyon E of Saugus. In small canyon. Angeles National Forest.
640
Comment
RSA335143
Cirsium scariosum
Steve Boyd, Karlin G. Marsh
1985-6-11
1159
San Bernardino
Bear Valley area; North shore of Baker Lake, about 1 mile east of the Stanfield Cut-off.
Comment
RSA522323
Cirsium vulgare
Steve Boyd
1990-2-3
3817
Los Angeles
just W of mouth of San Antonio Canyon.
Comment
RSA559956
Cistanthe monandra
Steve Boyd, Orlando Mistretta
1992-4-23
7067
Riverside
Santa Ana Mountains, San Mateo Canyon Wilderness Area. Along San Mateo Creek from Riverside County line, following San Mateo Trail upstream to the confluence with Bluewater Canyon.
244
Comment
RSA599854
Cistanthe monandra
Steve Boyd, Lauren Raz
1997-5-6
9770
Los Angeles
Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek.
500
Comment
UCR98731
Cistus ladanifer
Steve Boyd, L. Raz
1997-5-1
9691
Los Angeles
Liebre Mtns region, Sierra Pelona ridgeline east of San Francisquito Canyon and south of Leona Valley, along the Leona Divide Truck Trail (6N04.1) at sharp hairpin turn, head of Dowd Canyon
1220
Comment
UCR121231
Clarkia deflexa
Steve Boyd, T. S. Ross
1988-4-28
2230
Los Angeles
San Gabriel Mtns., W end of mtns., Angeles National Forest. Sand Canyon, east of Saugus. In small side canyon
793
Comment
RSA562472
Clarkia epilobioides
Steve Boyd, T. S. Ross
1992-5-6
7274
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. South side of Miller Mountain along Miller Canyon', the major drainage on the southern flank of the mountain., From Road 8S02 upstream to the area of contact between lower granitic and higher basaltic rocks.
640
Comment
UC1608276
Clarkia epilobioides
Steve Boyd, Tim Ross
1992-5-6
7274
San Diego
s side Miller Mountain (along Miller Canyon, the major drainage on s flank of the mountain, from Road 8S02 upstream); S. Santa Ana Mountains, San Mateo Canyon Wilderness Area
640
Comment
RSA593496
Clarkia purpurea subsp. quadrivulnera
Steve Boyd, Mike Wall
1996-5-16
8772
Los Angeles
Liebre Mountains, ridgeline and adjacent slopes of side canyon to Charlie Canyon, west of San Francisquito Canyon off Angeles National Forest Road 5N17, ca 0.4 road miles south of jtn with 5N30, south of Red Mountain.
671
Comment
RSA593546
Clarkia purpurea subsp. quadrivulnera
Steve Boyd
1996-5-17
8804
San Diego
Anza Bench region (extensive upland area north of Palomar Mountains and Warner Valley, and south of the San Jacinto Mountains) northwest of Hot Springs Mountain, along 9S05 ca. 0.8 miles southeast of Indian Flats Campground, Cleveland National Forest.
1213
Comment
UC1928656
Clarkia purpurea subsp. quadrivulnera
Steve Boyd, Naomi Fraga
2004-4-27
10950
San Diego
Peninsular Ranges; Anza Bench region; Warner Springs area, rolling terrain near the Pacific Crest Trail, south of Highway 79 and west of the Warner Springs resort.
898
Comment
UCR21953
Clarkia purpurea subsp. quadrivulnera
Steve Boyd
1980-5-11
233
Riverside
Peninsular Range, Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan Plateau. East of trailer park, east side of Gavilan Road
625
Comment
SD152801
Clarkia similis
Steve Boyd, Tim Ross, Dave Bramlet
1993-5-12
7350
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent bences and lower slopes from confluence with Los Alamos Canyon downstream to confluence with Tenaja Canyon.
366
Comment
UCR68866
Clarkia similis
Steve Boyd, T. S. Ross
1990-5-11
4701
Riverside
Vail Lake area, Cleveland National Forest, N flank and summit of Wild Horse Peak, Agua Tibia Mtns
999
Comment
RSA731247
Claytonia exigua subsp. exigua
Steve Boyd, Valentin Arvizu
2008-5-1
11951
Kern
Southern Sierra Nevada region: Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley.
1372
Comment
UCR95366
Claytonia exigua subsp. exigua
Steve Boyd, Orlando Mistretta
1996-5-1
8750
Los Angeles
San Gabriel Mtns, Liebre Mtns, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08
1561
Comment
UCR198363
Claytonia parviflora subsp. parviflora
Steve Boyd, Valentin Arvizu
2008-5-1
11928
Kern
Southern Sierra Nevada Range, Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley
1463
Comment
UCR59680
Claytonia parviflora subsp. viridis
Steve Boyd, T. S. Ross, L. Arnseth
1989-3-18
2975
Riverside
Peninsular Range, Vail Lake area, Temecula Creek Cyn below Vail Lake dam
418
Comment
UCR60610
Claytonia parviflora subsp. viridis
Steve Boyd, T. S. Ross, L. Arnseth
1989-4-1
3174
Riverside
Peninsular Range, Vail Lake area; hills just to SW of the dam
488
Comment
UCR70285
Claytonia parviflora subsp. viridis
Steve Boyd, T. S. Ross, L. Arnseth
1990-3-30
3943
Riverside
Peninsular Range, Vail Lake area, summit of 'Big' Oak Mtn, north of the lake, Saddle between summits, N slope along road heading N to Black Hills
793
Comment
RSA543834
Claytonia perfoliata
Steve Boyd, Orlando Mistretta
1991-5-22
6291
Riverside
Vail Lake area, base of Agua Tibia Mtn, E of Dorland Mtn, W of Kolb Crk.
549
Comment
RSA485419
Claytonia perfoliata subsp. mexicana
Steve Boyd, Thomas S. Elias
1987-4-14
2047
Los Angeles
San Gabriel Mountains: Rincon - Red Box Road, S of Rincon Forest Station, N. of Glendora
Comment
RSA600350
Claytonia perfoliata subsp. perfoliata
Steve Boyd, Lauren Raz
1997-3-26
9380
Los Angeles
Liebre Mountains region: Sierra Pelona Ridge, Willow Spring on the southern flank of Martindale Canyon near the northern end of Bouquet Canyon, south of the upper end of the reservoir along Forest Service Road 6N08
1311
Comment
SD152776
Claytonia perfoliata subsp. perfoliata
Steve Boyd, Tim Ross
1992-4-30
7161
San Diego
Southern Santa Ana Mts, San Mateo Canyon Wilderness Area.South branch of Cold Springs Cyn,along Cold Spring Trail from confluence of north & south branches of cyn upstream to 4-way crossing of trails at southern edge of inholding surrounding Cold Spring
518
Comment
UCR79476
Clematis ligusticifolia
Steve Boyd, T. S. Ross, D. E. Bramlet
1992-9-9
7676
Riverside
Southern Santa Ana Mountains, San Mateo Wilderness Area; upper San Mateo Canyon, from the junction of Tenaja Road (7S01) and Los Alamos Road (7S04) at the confluence of Los Alamos Creek, up the San Mateo Trail north to Potrero de la Cienega.
671
Comment
UCR95277
Clematis ligusticifolia
Steve Boyd, Lauren Raz
1996-9-24
8951
Los Angeles
Liebre Mtns, Knapp Ranch area at upper end of Castaic Creek drainage in broad valley at head of Cienaga Canyon, south of Liebre Mtn.
930
Comment
RSA522769
Clematis pauciflora
Steve Boyd, Tim S. Ross, Laurel Arnseth
1990-3-29
3876
Riverside
Vail Lake area, cinder cone ridge at N side of mouth of Temecula Creek Canyon and adjacent benches on S Flank of Big Oak Mountain.
396
Comment
RSA0117423
Collinsia concolor
Steve D. Boyd, C. Boyd, K. Boyd, R. Noyes, L. Arnseth
1988-5-28
2263
Riverside
Cahuilla Mountain, west of Anza, mostly along the crest.
1500
Comment
RSA0117425
Collinsia concolor
Steve D. Boyd
1990-4-3
4086
Riverside
Vail Lake area, upper benches and adjacent slopes of the E flank of 'Big' Oak Mountain., just S of the E summit.
610
Comment
RSA0117430
Collinsia concolor
Steve D. Boyd
1995-4-24
8478
Riverside
Palomar Range, Agua Tibia Wilderness Area, Arroyo Seco drainage on northern flank of Agua Tibia Mountain at the north base of Wildhorse Peak, along the Wildhorse Trail southeast of its junction with the Dripping Springs Trail.
610
Comment
RSA359865
Collinsia concolor
Steve D. Boyd
1986-4-2
1616
Riverside
Gavilan Plateau, Gavilan Hills, Harford Springs County Park.
610
Comment
RSA543957
Collinsia heterophylla
Steve D. Boyd, Orlando Mistretta
1991-5-9
6188
Riverside
Santa Ana Mountains, lower flank of range along the Bedford Truck Trail on ridge between Bedford and McBribe Canyons.
549
Comment
RSA559444
Collinsia heterophylla
Steve D. Boyd
1992-4-15
6868
Riverside
Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. dowstream to the confluence with San Mateo Creek.
335
Comment
RSA559962
Collinsia heterophylla
Steve D. Boyd, Orlando Mistretta
1992-4-23
7073
Riverside
San Mateo Canyon Wilderness Area, along San Mateo Creek from Riverside Co. line, following San Mateo Trail upstream to the confluence with Bluewater Canyon.
244
Comment
CHSC56998
Collinsia multicolor
Josephine Boyd
1988-5-11
San Mateo
Along the old stagecoach roal parallel to Crystal Springs Road ca 250 ft sw of its jct. with Polhemus Road in San Mateo.
83
Comment
RSA0117393
Collinsia parryi
Steve D. Boyd
1992-4-21
6955
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. ''Miller Creek'', a major drainage on south flank of Miller Mountian, upsteam from Forest Service Road 8S02.
641
Comment
RSA562438
Conium maculatum
Steve Boyd, Timothy S. Ross
1992-5-6
7266
Riverside
Southern Santa Ana Mountains, San Mateo canyon Wilderness area. West of Verdugo Portrero, along access road to Rancho Carillo(7S06) on ridge dividing Verdugo and Aliso Canyons, just east of Riverside-Orange Co. Line
671
Comment
SD122941
Convolvulus arvensis
Steve Boyd
1985-7-23
1003
Riverside
5.2 miles west of Rancho California on De Luz Road.
395
Comment
RSA407724
Convolvulus simulans
Steve Boyd
1986-5-1
1787
Riverside
SW Perris Basin: Hill W of Skunk Hollow
Comment
RSA543901
Convolvulus simulans
Steve Boyd
1991-3-20
6268
Riverside
Temescal Cyn, S flank of Alberhill Mt., W end adjacent to old clay mine area.
426
Comment
UC1595730
Convolvulus simulans
Steve Boyd and Tim Ross
1991-6-14
6405
Riverside
rolling hills just sw jtn of Briggs Rd and Scott Rd (e of Hwy I-215, between Sun City and Murrietta); Paloma Valley
Comment
UCR67349
Convolvulus simulans
Steve Boyd, T. S. Ross, L. Arnseth, J. Bonilla
1990-4-3
4059
Riverside
Peninsular Range, Vail Lake area, summit of 'Big' Oak Mtn. at east end
793
Comment
UCR87116
Convolvulus simulans
Steve Boyd
1991-5-10
6219
Riverside
Santa Ana Mtns, Temescal Canyon, E base of mountains, just SE of Indian Truck Trail off ramp of Hwy I-15, south of DePalma Road
366
Comment
UCR93054
Conyza bonariensis
Steve Boyd, D. L. Banks
1994-9-29
8368
Riverside
Lake Elsinore, Floodplain east of dike along San Jacinto River, west of Sedco Hills community
381
Comment
RSA575927
Conyza coulteri
Steve Boyd
1994-9-29
8367
Riverside
Floodplain E of dike along San Jacinto River, W of Sedco Hills community.
381
Comment
UCR22020
Conyza coulteri
Steve Boyd
1980-9-12
350
Riverside
Gavilan Hills, Harford Springs County Park, located on the NW corner of the Gavilan plateau.
Comment
RSA600207
Cordylanthus rigidus subsp. setiger
Steve D. Boyd, Lauren Raz
1997-5-28
9893
Los Angeles
Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain.
866
Comment
SD122958
Cordylanthus rigidus subsp. setiger
Steve Boyd
1985-8-7
1097
San Diego
Santa Rosa Plateau Region. Forest Service Road 8S02, 2.3 mi. west of Johnson Ranch (Jtn 8S01 & 8S02). In dry drainage in chaparral.
Comment
SD136751
Cordylanthus rigidus subsp. setiger
Steve Boyd, Tim Ross
1992-6-10
7644
Riverside
San Mateo Canyon Wilderness Area. San Mateo Canyon about Potrero Escondido, an isolated area due west of the juction of Tenaja Road (7S01) and Los Alamos Road (7S04) at the confluence of Los Alamos Creek with main trunk of San mateo Creek
671
Comment
CAS-BOT-BC287820
Coreopsis bigelovii
Steve Boyd; Dave Bramlet
1986-6-9
1907
Tulare
Southern Sierra Nevada Mts - Chimney Creek Canyon, S flank peak 7155, S of Chimney Meadow
1981
Comment
RSA598096
Coreopsis bigelovii
Steve Boyd, Lauren Raz
1997-3-4
9144
Los Angeles
Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road, disturbed and graded area associated with high-tension power lines.
610
Comment
RSA515165
Coreopsis bigelovii
Steve Boyd, David E. Bramlet
1986-6-9
1869
Tulare
Southern Sierra Nevada Mountains: Chimney Creek Canyon, side canyon south Peak 7155 south of Chimney Creek Meadow.
Comment
CAS-BOT-BC287883
Coreopsis californica
Steve Boyd; Tim Ross; Laurel Arnseth
1990-3-30
3974
Riverside
Vail Lake Area, valley between Black Hills and Rocky Ridge
701
Comment
HSC85257
Coreopsis californica
Steve Boyd
1986-4-22
1746
Riverside
Stable alluvial benches of Indian Wash just S of Interstate Hwy 15
Comment
RSA395352
Coreopsis californica
Steve Boyd
1986-4-22
1746
Riverside
Temescal Canyon; Stable alluvial benches of Indian wash just S of I-15.
Comment
RSA518000
Coreopsis californica
Steve Boyd, Orlando Mistretta
1986-3-31
1525
Los Angeles
Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills.
Comment
UCR79254
Coreopsis californica
Steve Boyd, T. S. Ross, O. Mistretta
1992-2-26
6701
Riverside
Santa Ana Mountains, San Mateo Canyon Wilderness Area: from Fisherman's Camp downstream to confluence w/ Bluewater Canyon
366
Comment
RSA776734
Corethrogyne filaginifolia
Steve Boyd, Valentin Arvizu, Rick Riefner
2006-9-21
11674
Los Angeles
Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway.
Comment
UCR224011
Corethrogyne filaginifolia
Steve Boyd, Valentin Arvizu, Rick Riefner
2006-9-21
11674
Los Angeles
Transverse Ranges; Verdugo Mountains region, Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway.
Comment
RSA628351
Cortaderia jubata
Steve Boyd
1998-10-6
10294
Los Angeles
Liebre Mountians: Pine Canyon, west of junction with Lake Hughes Road.
1158
Comment
CDA21779
Cosmos sulphureus
Steve Boyd
1989-7-9
3778
Riverside
City of Riverside, 4863 Rubidoux Ave.
0
Comment
SD137898
Cotula australis
Steve Boyd, Dain Banks
1995-4-5
8426
Riverside
Palomar Range, Agua Tibia Wilderness Area, eastern edge of the Dripping Springs Alcove.
609
Comment
RSA583372
Cotula australis
Steve Boyd, Darin L. Banks
1995-4-5
8426
Riverside
Palomar Range, Agua Tibia Wilderness Area, northern flank of Agua Tibia Mountain at the eastern edge of the Dripping Springs Alcove in tributary of Arroyo Seco, west of the lower Dripping Springs Trail, just south of the Wilderness boundary.
579
Comment
RSA570731
Crassula connata
Steve Boyd, W. Appleby
1993-4-8
7948
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, upper Devil Canyon, vicinity of Mud Spring.
671
Comment
RSA678342
Crassula connata
Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky
2003-4-17
10479
Riverside
East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station.
Comment
OBI37523
Cressa truxillensis
Steve Boyd
1985-8-7
1118
Riverside
Murrieta area, Clinton Keith Rd, just E of the Bear Crk development golfcourse
Comment
RSA595950
Cressa truxillensis
Steve Boyd, Mark Elvin, Victoria Jotikasthira
1996-6-25
8875
Los Angeles
Liebre Mountains, southeastern end of Peace Valley in San Andreas Rift Zone, fault sag south of Highway 138 and north of the California Aqueduct, ca. 0.75 air miles west of Quail Lake.
1006
Comment
SD152881
Crocanthemum scoparium
Steve Boyd, Tim Ross and Mike Wall
1992-6-4
7534
San Diego
Southern Santa Ana Mountains, Devil Canyon at the confluence with Miller Creek.
544
Comment
UC1608223
Crocanthemum scoparium var. vulgare
Steve Boyd, Tim Ross, and Mike Wall
1992-6-4
7534
San Diego
Devil Canyon, at the confluence with Miller Creek Southern Santa Ana Mountains, Sam Mateo Canyon Wilderness Ar
536
Comment
UCR48468
Croton wigginsii
Steve Boyd
1986-2-6
1263
Imperial
Sonoran (Colorado) Desert, Cargo Muchacho Mts. Plains east of mountains, powerline road, 2.9 mi west of Picacho Rd.
152
Comment
HSC101583
Cryptantha angustifolia
Steve Boyd
2005-4-6
11619
San Bernardino
Mojave Desert; East Mojave Desert region: Sheep Corral area, southern base of the Granite Mountains, west of Kelbaker Road, north of Interstate 40
299
Comment
RSA457762
Cryptantha angustifolia
Steve Boyd, Richard Noyes, D. Nordin, L. Arnseth, Timothy S. Ross
1988-3-10
2123 `
Riverside
North end Palen Mountains, 2 mi west of Palen Pass
300
Comment
RSA562065
Cryptantha angustifolia
Steve Boyd, C. Boyd, K. A. Boyd
1992-4-19
6918
Riverside
N end of the Granite Mtns on sandy bajada along powerline road near jtn of Hwy 177 and Hwy 62. Area of transition between Mojave and Colorado Deserts.
Comment
RSA702327
Cryptantha angustifolia
Steve Boyd, Michael Denslow
2004-3-23
10610
San Bernardino
Lavic Mountain, southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) along powerline/pipeline access road.
Comment
RSA726209
Cryptantha angustifolia
Steve Boyd, Tammy Morgan
2004-3-30
10752
San Bernardino
Pisgah lava beds just south of old Route 66 and I-40, west of Ludlow and 7.8 miles east of Fort Cady Road.
600
Comment
RSA776745
Cryptantha angustifolia
Steve Boyd
2005-4-6
11619
San Bernardino
East Mojave Desert region: Sheep Corral area, southern base of the Granite Mountains, west of Kelbaker Road, north of Interstate 40.
299
Comment
RSA777195
Cryptantha angustifolia
Steve Boyd
2005-4-6
11619
San Bernardino
East Mojave Desert region: Sheep Corral area, southern base of the Granite Mountains, west of Kelbaker Road, north of Interstate 40.
299
Comment
UC1928537
Cryptantha angustifolia
Steve Boyd, LeRoy Gross
2008-4-11
11841
Inyo
Mojave Desert; North Mojave Desert region; Southwestern base of Dublin Hills at eastern edge of lower Greenwater Valley, west of Shoshone, bajada east of Furnace Creek Wash Road, north and east to lowest rocky slopes and outlying hills.
Comment
UCR148374
Cryptantha angustifolia
Steve Boyd, Michael Denslow
2004-3-23
10675
San Bernardino
Mojave Desert; Central Mojave Desert region, Pisgah Crater lava fields, south of the Cady Mountains,, west of Ludlow, just south of Interstate 40 on road to cinder quarry operation
Comment
UCR52025
Cryptantha angustifolia
Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross
1988-3-10
2181
Riverside
Sonoran (Colorado) Desert, NW end McCoy Mtns, NW of Blackjack Mine
400
Comment
RSA701907
Cryptantha barbigera
Steve Boyd, Michael Denslow
2004-3-23
10600
San Bernardino
Lavic Mountain, southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) along powerline/pipeline access road.
Comment
UCR52016
Cryptantha barbigera
Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross
1988-3-10
2137
Riverside
Sonoran (Colorado) Desert, N end of the Palen Mtns, 2 miles west of Palen Pass
300
Comment
RSA518027
Cryptantha circumscissa
Steve Boyd
1986-3-31
1575
Los Angeles
Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills.
Comment
RSA572975
Cryptantha circumscissa
Steve Boyd, M. Doyle, S. Meury, B. Roy
1986-4-12
1660
San Bernardino
Lucerne Valley, just E of Rabbit Dry Lake, off Hwy. 18.
Comment
RSA600015
Cryptantha circumscissa
Steve Boyd, Lauren Raz
1997-5-29
9928
Los Angeles
Liebre Mountains region: North base of Portal Ridge, north of the San Andreas Rift Zone at the edge of the Antelope Valley, upper mouth of Cow Spring Canyon along the Pacific Crest Trail.
1127
Comment
RSA731058
Cryptantha circumscissa
Steve Boyd, LeRoy Gross
2008-4-11
11892
Inyo
Southwestern base of Dublin Hills at eastern edge of lower Greenwater Valley, west of Shoshone, bajada east of Furnace Creek Wash Road, north and east to lowest rocky slopes and outlying hills.
580
Comment
UCR95746
Cryptantha circumscissa
Steve Boyd, Orlando Mistretta, John Dolan
1996-4-18
8578
Los Angeles
San Gabriel Mtns., upper West Fork Liebre Gulch along spur leading off along steep ridgeline west of Angeles National Forest Road 8N01, at a point 7.0 road miles from junction with 8N05
1204
Comment
RSA0031374
Cryptantha clevelandii
Steve Boyd, Lauren Raz, Timothy S. Ross
1997-4-1
9480
Los Angeles
Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines.
793
Comment
UCR99519
Cryptantha clevelandii
Steve Boyd, L. Raz
1997-5-6
9719
Los Angeles
Liebre Mountains, San Francisquito Canyon, W side of canyon at E edge of Red Mtn ridge system, just north of confluence with Bee Canyon and 1.5 road mi. south of the Clearwater Canyon Truck Trail (6N24).
732
Comment
RSA526568
Cryptantha clevelandii
Steve Boyd, Tim Ross, L. Arnseth
1990-4-7
4253 a
Los Angeles
San Clemente Island, lower half of China Cyn, S end of Island, W side.
Comment
RSA727837
Cryptantha corollata
Steve Boyd, Tammy Morgan
2004-5-11
11196
Ventura
Mount Pinos region: Topa Topa Mountains, east of Sespe Canyon near upper end of Tar Creek Road (and trail).
Comment
RSA0078972
Cryptantha cycloptera
Steve Boyd, Michael Denslow
2004-3-23
10601
San Bernardino
Lavic Mountain, southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) along powerline/pipeline access road.
Comment
RSA0013736
Cryptantha decipiens
Steve Boyd
2010-4-18
12232
Inyo
Mojave Desert: Northwest base of Dublin Hills, south of Hwy 178, northwest of Shoshone.
610
Comment
RSA518034
Cryptantha decipiens
Steve Boyd
1986-3-31
1576 -B
Los Angeles
Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills.
Comment
UC1929893
Cryptantha echinella
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10542
Tulare
Sierra Nevada; Southern Sierra Nevada region; Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak).
2509
Comment
RSA388027
Cryptantha holoptera
Steve Boyd
1986-2-6
1232
Imperial
Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd.
Comment Read comments Jan 23 2012
RSA507969
Cryptantha intermedia
Steve Boyd
1988-4-28
2223
Los Angeles
West end of San Gabriel Mountains, Sand Canyon E of Saugus. In small canyon. Angeles National Forest.
640
Comment
RSA561503
Cryptantha intermedia
Steve Boyd, Orlando Mistretta, David E. Bramlet
1992-6-22
7647
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Southeastern edge of wilderness in upper Devil Canyon drainage, southwest of Sky ranch along Forest Service Road 8S01
732
Comment
RSA572965
Cryptantha intermedia
Steve Boyd
1986-4-2
1600
San Diego
De Luz Canyon: Along De Luz-Murrieta Road and De Luz Creek.
150
Comment
RSA599250
Cryptantha intermedia
Steve Boyd, Lauren Raz
1997-3-31
9449
Los Angeles
Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain.
914
Comment
RSA726842
Cryptantha intermedia
Steve Boyd, LeRoy Gross
2004-5-4
11033
San Diego
Hills north of Warner Springs, Indian Flats Campground of Cleveland National Forest along Road 9S05.
Comment
RSA726862
Cryptantha intermedia
Steve Boyd, Aydee Virgen
2004-4-13
10886
Riverside
San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon.
Comment
SBBG96956
Cryptantha intermedia
S. Boyd with T. Ross, L. Arnseth
1990-4-8
4290
Los Angeles
near Malo Pt, first cyn S of Bryce Cyn
Comment
UCR138586
Cryptantha intermedia
Steve Boyd
1986-3-1
1367
Riverside
Gavilan Hills, Gavilan Hills, on recent burn, 0.25 mi south of Harford Springs County Park
640
Comment Read comments May 31 2011
UCR71151
Cryptantha intermedia
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-8
4424
Los Angeles
Channel Islands, San Clemente Island: east side of island, Bryce Canyon near Malo Point
Comment
UCR71155
Cryptantha intermedia
Steve Boyd, L. Arnseth
1990-4-8
4290
Los Angeles
Channel Islands, San Clemente Island: E side of the island, near Malo Point, first canyon south of Bryce Canyon
Comment
UCR71184
Cryptantha intermedia
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-8
4382
Los Angeles
Channel Islands, San Clemente Island: E side of the island, near Malo Point, third canyon south of Bryce Canyon
427
Comment
RSA527663
Cryptantha intermedia
Steve Boyd, Tim Ross, L. Arnseth
1990-4-8
4382
Los Angeles
San Clemente Island: E side of island, Bryce Cyn near Malo Point.
Comment
RSA527670
Cryptantha intermedia
Steve Boyd, Tim Ross, L. Arnseth
1990-4-8
4290
Los Angeles
San Clemente Island: E side of island, Bryce Cyn near Malo Point.
Comment
RSA0116513
Cryptantha juniperensis
Steve Boyd, Valentin Arvizu
2008-5-1
11918
Kern
Southern Sierra Nevada region: Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley.
1372
Comment
RSA0116515
Cryptantha juniperensis
Steve Boyd, A. C. Sanders, R. T. Hawke, Shaun Hawke, Susan Hobbs, Paul Hobbs
1997-4-20
9557
Kern
San Emigdio Range: Pleito Hills region, San Emigdio Ranch, ridge on west side of Pleito Canyon, approximately 4.5 air miles due north of Antimony Peak.
1098
Comment
RSA570253
Cryptantha maritima
Steve Boyd, Tim Ross, W. Appleby
1993-3-20
7882
San Bernardino
Chemehuevi Valley, southwest of Needles, west of the Chemehuevi Mountians along Water Road, just North of intersection with Highway 95.
500
Comment
UCR147845
Cryptantha maritima
Steve Boyd, Et al.
2004-5-14
11274
Riverside
Colorado Desert; Chocolate-Chuckwalla Mountains region, Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage, within boundaries of U.S. Navy Chocolate Mountains Aerial Gunnery Range
570
Comment
UCR52017
Cryptantha maritima var. maritima
Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross
1988-3-10
2180
Riverside
Sonoran (Colorado) Desert, NW end McCoy Mtns, NW of Blackjack Mine
400
Comment
CAS-BOT-BC520377
Cryptantha micrantha var. lepida
Steve Boyd; Gary Wallace
2005-7-30
11639
Riverside
Peninsular Ranges, San Jacinto Mountains region: San Jacinto Mtns State Park, Hidden Lake area, NE of Hidden Divide, SE of Long Valley, near head of Hidden Fork of Tahquitz Creek
2682
Comment
RSA583721
Cryptantha micromeres
Steve Boyd
1995-4-24
8474 B
Riverside
Palomar Range, Agua Tibia Wilderness Area, Arroyo Seco drainage on northern flank of Agua Tibia Mountain at the north base of Wildhorse Peak, along the Wildhorse Trail near its junction with the Dripping Springs Trail.
610
Comment
HSC85285
Cryptantha microstachys
Steve Boyd
1986-5-7
1832
Riverside
Temescal Canyon, terrace escarpment between Horsethief Wash and Indian Truck Trail, S of I-15
Comment
RSA388332
Cryptantha microstachys
Steve Boyd
1986-5-7
1832
Riverside
Temescal Canyon: Terrace escarpment between Horsethief wash and Indian Truck Trail, south of I-15. [Gavilan Hills]
Comment
RSA525346
Cryptantha microstachys
Steve Boyd, A. Sanders, Mark Skinner
1990-4-28
4443
Riverside
Vail Lake area, summit of Big Oak Mtn, N of lake
762
Comment
RSA543935
Cryptantha microstachys
Steve Boyd
1991-5-10
6213
Riverside
Santa Ana Mountains, base of range, just N of mouth of Hagador Cyn at bottom of Skyline Drive.
427
Comment
RSA583722
Cryptantha microstachys
Steve Boyd
1995-4-24
8474 A
Riverside
Palomar Range, Agua Tibia Wilderness Area, Arroyo Seco drainage on northern flank of Agua Tibia Mountain at the north base of Wildhorse Peak, along the Wildhorse Trail near its junction with the Dripping Springs Trail.
610
Comment
UC1595612
Cryptantha microstachys
Steve Boyd and Orlando Mistretta
1991-5-22
6282
Riverside
e of Dorland Mtn. (w of Kolb Creek); Vail Lake Area, Agua Tibia Mtn.
548
Comment
UC1595623
Cryptantha microstachys
Steve Boyd
1991-5-20
6263
Riverside
w flank Alberhill Mtn. (w end adjacent to old clay mine area); Temescal Canyon
426
Comment
UCR160322
Cryptantha microstachys
Steve Boyd
1992-4-14
6825
Riverside
Peninsular Ranges; Santa Ana Mtns Region, San Mateo Canyon Wilderness Area; Western flank of Bluewater Canyon along Bluewater Trail
793
Comment Read comments Jul 5 2010
UCR198373
Cryptantha microstachys
Steve Boyd, Valentin Arvizu
2008-5-1
11917
Kern
Southern Sierra Nevada Range, Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley
1463
Comment
RSA0094688
Cryptantha microstachys
Steve Boyd, D. Bramlet, Timothy S. Ross
1993-5-12
7341
Riverside
Southern Santa Ana Mountains, Sant Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos canyon downstream to confluence with Tenaja Canyon.
365
Comment
UCR204915
Cryptantha muricata
Steve Boyd, Naomi Fraga
2004-4-27
10996
San Diego
Peninsular Ranges; Anza Bench region, hills north of Warner Springs, south of Indian Flats Campground of Cleveland National Forest along Road 9S05
Comment
UCR61100
Cryptantha muricata
Steve Boyd, T. S. Ross
1988-4-28
2245
Los Angeles
San Gabriel Mtns., W end of mtns., Angeles National Forest. Sand Canyon, east of Saugus. In small side canyon
793
Comment
UCR68609
Cryptantha muricata
Steve Boyd, D. E. Bramlet
1990-4-29
4477
Riverside
Peninsular Range, Lake Skinner County Park, S flank of Bachelor Mtn.
Comment
RSA0079412
Cryptantha muricata var. jonesii
Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla
1990-4-2
4032 B
Riverside
Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station.
488
Comment
RSA0079434
Cryptantha muricata var. jonesii
Steve Boyd, Valentin Arvizu
2004-6-8
11480 B
Ventura
Mount Pinos region: Topa Topa Mountains, Tar Creek, east of its confluence with Sespe Canyon near point where stream is crossed by Tar Creek Road trail.
610
Comment
RSA0079277
Cryptantha muricata var. muricata
Steve Boyd, Thomas Elias
1987-4-14
2041
Los Angeles
San Gabriel Mountains, Rincon - Red Box Road, S of Rincon Forest Station, N. of Glendora.
Comment
RSA570352
Cryptantha nevadensis
Steve Boyd, W. Appleby, Timothy S. Ross
1993-3-18
7778
San Bernardino
Southern base of the Avawatz Range at the mouth of Sheep Creek Springs Canyon about old mining camp at Sheep Creek Spring.
600
Comment
SBBG87686
Cryptantha nevadensis var. nevadensis
S. Boyd, C. Boyd
1987-4-12
2016
Inyo
S end of Greenwater Valley, 0.3 mi NW of jct with St Hwy 178, 2 mi W of Shoshone
Comment
UCR99357
Cryptantha nevadensis var. rigida
Steve Boyd, Lauren Raz
1997-4-16
9527
Los Angeles
San Gabriel Mtns., NW end of range, Peace Valley due south of the junction of Interstate 5 and Hwy 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service Road 8N01.
960
Comment
UCR52021
Cryptantha pterocarya var. cycloptera
Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross
1988-3-10
2182
Riverside
Sonoran (Colorado) Desert, NW end McCoy Mtns, NW of Blackjack Mine
400
Comment
UCR60820
Cryptantha pterocarya var. cycloptera
Steve Boyd, Orlando Mistretta
1986-3-13
1449
Riverside
Sonoran (Colorado) Desert, West side of Palen Mountains, NE of Desert Center. Upper bajada at base of range
244
Comment
SD220044
Cryptantha pterocarya var. pterocarya
Steve Boyd
2005-4-6
11618
San Bernardino
East Mojave Desert region: Sheep Corral area, southern base of the Granite Mountains, west of Kelbaker Road, north of Interstate 40.
299
Comment
UCR218306A
Cryptantha pterocarya var. pterocarya
Steve Boyd
2010-4-18
12229 A
Inyo
Mojave Desert; North Mojave Desert region, Northwest base of Dublin Hills, south of Hwy 178, northwest of Shoshone
671
Comment
RSA0078842
Cryptantha pterocarya var. pterocarya
Steve Boyd, D. Charlton, L. Arnseth, D. Nordin, S. Meury, Richard Noyes, Timothy S. Ross
1988-4-8
1609
San Bernardino
South side of Ord Mtn. N of Lucerne Valley. 10 miles N of the Bear Valley Rd. on Camp Rock Rd.
1372
Comment
RSA0079162
Cryptantha pterocarya var. purpusii
Steve Boyd, Valentin Arvizu
2008-5-1
11916 -C
Kern
Southern Sierra Nevada region: Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley.
1372
Comment
RSA611837
Cryptantha similis
Steve Boyd, Valerie Soza
1998-4-28
10175
Los Angeles
Liebre Mountains region: Antelope Valley, at foot of Portal Ridge along Lancaster Road, just south of the junction with Highway 138, west of Fairmont.
Comment
RSA600172
Cryptantha sparsiflora
Steve Boyd, Lauren Raz
1997-5-1
9664
Los Angeles
Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon.
1463
Comment
RSA552729
Cupressus forbesii
Steve Boyd, T. S. Ross
1992-3-31
6772
Riverside
Santa Ana Mountains, clay soil areas on Elsinore Peak.
1011
Comment
SEINET3863437
Cupressus guadalupensis var. forbesii
Steve Boyd, L. W. Lenz
2001-5-2
10425
Los Angeles
Transverse Ranges; Liebre Mountains region: Warm Springs MOuntain, along road to summit, just west of cutoff to Necktie Basin on slope between road and steep escarpment into Warm Springs Canyon.; 0
Comment
RSA0013744
Cuscuta californica
Steve Boyd, Valentin Arvizu
2008-8-20
12013
Kern
Piute Mountains, lower Water Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley.
1419
Comment
RSA525320
Cuscuta californica
Steve Boyd, D. E. Bramlet
1990-4-29
4474
Riverside
Lake Skinner County Park, S flank of Bachelor Mountain.
Comment
RSA562766
Cuscuta californica
Steve Boyd, Timothy S. Ross
1992-5-19
7420
Orange
Southern Santa Ana Mountains San Mateo Canyon Wilderness Area. Western edge of the wilderness along Lucas Canyon Trail from access road to Rancho Carrillo (7S06) N into Aliso Canyon.
366
Comment
RSA575835
Cuscuta ceanothi
Steve Boyd
1981-5-15
s.n.
Riverside
Gavilan Hills region, Temescal Canyon at the confluence of 'Estelle Creek' and Temescal Creek, just northwest of the entrenched meander of Temescal Creek at the western base of Estelle Mountain.
317
Comment
UCR48365
Cuscuta indecora var. indecora
Steve Boyd
1986-5-1
1811
Riverside
S slopes of Bachelor Mtn, east end of Lake Skinner
Comment
UCR37662
Cuscuta salina
Steve Boyd
1981-5-6
810506- 7
San Diego
South of Carlsbad, Agua Hedionda Lagoon, E end of lagoon on the S side
0.3
Comment
SD152878
Cuscuta subinclusa
Steve Boyd, Tim Ross and Orlando Mistretta
1992-10-2
7701
San Diego
Southern Santa Ana Mountains, southwestern edge of the wilderness and adjacent Camp Pendleton in lower San Mateo Canyon.
130
Comment
UCR60929
Cuscuta subinclusa
Steve Boyd, D. E. Bramlet
1986-6-9
1860
Tulare
Southern Sierra Nevada Mtns., Chimney Creek Canyon, side canyon south of peak 7155 [7125], south of Chimney Creek Meadow
1738
Comment
RSA479905
Cycloloma atriplicifolium
Steve Boyd
1987-5-9
2087
Riverside
City of Riverside, J.V. Boyd residence, 2307 Oak Crest.
Comment
RSA571307
Cynara cardunculus subsp. flavescens
Steve Boyd, Darin L. Banks
1994-4-5
8255
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, in the vicinity of Oak Flats east of Verdugo Potrero.
762
Comment
RSA561500
Cynosurus echinatus
Steve Boyd, Orlando Mistretta, D. E. Bramlet
1992-6-22
7650
San Diego
Southern Santa Ana Mountains: San Mateo Canyon Wilderness Area, Miller Canyon, the principal drainage on southern slope of Miller Mountain, at crossing of Cold Springs Road (8S02).
610
Comment
CDA38930
Cyperus difformis
Steve Boyd
1989-7-23
3788
Riverside
City of Riverside, Santa Ana River, just downstream of old city dump at west extension of Rubidoux Ave.
0
Comment
CAS-BOT-BC114563
Cyperus eragrostis
Steve Boyd
1985-8-7
1089
San Diego
3.6 mi (by road) NW of jtn of Tenaja Trail and De Luz Rd.
Comment
CHSC22602
Cyperus eragrostis
Catherine Boyd
1964-5-17
Alameda
2131 Grant Street, Berkeley. Front yard.
60
Comment
RSA522098
Cyperus eragrostis
Steve Boyd, Timothy S. Ross
1989-8-28
3791
Riverside
Vail Lake area, Temecula Creek at confluence with lake and adjacent sedimentary hills to the east.
442
Comment
RSA522099
Cyperus eragrostis
Steve Boyd, Timothy S. Ross
1989-8-28
3792
Riverside
Vail Lake area, Temecula Creek at confluence with lake and adjacent sedimentary hills to the east.
442
Comment
UCR40400
Cyperus eragrostis
Steve Boyd
1985-7-23
1001
Riverside
Peninsular Range; Santa Ana Mtns., 5 mi west of Rancho California at the junction of Rancho California Road & De Luz Road
427
Comment
SEINET7581721
Cyperus erythrorhizos
Steve Boyd
1982-11-2
s.n.
Riverside
Gavilan Hills region, Temescal Canyon at the confluence of "Estelle Creek" and Temescal Creek, at the northern end of the entrenched meander of Temescal Creek at the western base of Estelle Mountain.
329
Comment
UCR77750
Cyperus odoratus
Steve Boyd
1991-7-13
6409
Riverside
Peninsular Range, Temescal Canyon, W base of Gavilan Hills, area of old glass factory between Temescal Wash & I-15, just south of Cajalco Road
Comment
RSA776703
Cyperus squarrosus
Steve Boyd, Gary D. Wallace
2005-7-30
11649
Riverside
San Jacinto Mountains State Park, Hidden Lake area, northeast of Hidden Divide, southeast of Long Valley, near head of Hidden Fork of Tahquitz Creek
2659
Comment
RSA517838
Dalea mollis
Steve Boyd, Orlando Mistretta
1986-3-13
1468
Riverside
West side Palen Mts.: NE of Desert Center.
Comment
RSA517841
Dalea mollis
Steve Boyd, Orlando Mistretta
1986-3-13
1472
Riverside
West side Palen Mts.: NE of Desert Center.
Comment
SBBG105063
Dalea mollis
S. Boyd, T. Ross, W. Appleby
1993-3-19
7826
San Bernardino
southern base of the Avawatz Range below Sheep Crk Springs Cyn
200
Comment
UC1563095
Dalea mollis
Steve Boyd and Orlando Mistretta
1986-3-13
1428
Riverside
n.e. Desert Center (juction of Parker Dam Rd. and 'Palen Rd' (rd. going through pass between Palen and Granite Ranges)); Palen Mts.
243
Comment
RSA387409
Dalea mollissima
Steve Boyd
1986-2-6
1249
Imperial
Bajada E of the Mts., Powerline Road 5.6 miles W of Picacho Rd.
Comment
RSA480074
Dalea mollissima
Steve Boyd, Sara Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross
1988-3-10
2167
Riverside
Palen Pass at the north end of the Palen Mountains.
500
Comment
SD136847
Dalea mollissima
Steve Boyd, Time Ross and Walter Appleby
1993-3-19
7826
San Bernardino
Southern base of the Avawatz Rnge on lower third of alluvial fan below Sheep Creek Springs Canyon.
199
Comment
UCR52009
Dalea mollissima
Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross
1988-3-10
2167
Riverside
Sonoran (Colorado) Desert, Palen Pass at the N end of the Palen Mountains
500
Comment
RSA502504
Datisca glomerata
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-5-7
3564
Riverside
Vail Lake area, along Arroyo Seco drainage from jtn. with Kolb Creek, S to w/in 1/4 mi Hwy 79.
457
Comment
UCD107678
Datisca glomerata
Steve Boyd; Valentin Arvizu
2004-6-8
11471
Ventura
Transverse Ranges; Mount Pinos region: Topa Topa Mountains, Tar Creek, east of its confluence with Sespe Canyon near point where stream is crossed by Tar Creek Road trail.
610
Comment
UCR148042
Datisca glomerata
Steve Boyd, Amber Maurice
2004-5-18
11342
Los Angeles
Transverse Ranges; Liebre Mountains region, Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain
610
Comment
UCR68859
Datisca glomerata
Steve Boyd, T. S. Ross
1990-5-11
4659
Riverside
Peninsular Range, Cleveland National Forest: Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground
610
Comment
UCR22103
Datura wrightii
Steve Boyd
1980-5-15
282
Riverside
Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan plateau
625
Comment
RSA500208
Daucus pusillus
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-5-7
3535
Riverside
Vail Lake area, recent burn in hills just to SW of the dam.
488
Comment
RSA561892
Daucus pusillus
Steve Boyd, Timothy S. Ross
1992-6-10
7635
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon about Potrero Escondido , an isolated area of low relief topping the ridge system due west of the junction on Tenaja Road (7S01) and Los Alamos Road (7S04)., At the confluence of Los Alamos Creek with the main trunk of San Mateo Creek
671
Comment
UC1563100
Daucus pusillus
Steve Boyd, Tim Ross, and Laurel Arnseth
1989-5-7
3538
Riverside
just s. of dam Vail Lake area
487
Comment
UC1563109
Deinandra kelloggii
Steve Boyd, Tim Ross, and Laurel Arnseth
1989-6-10
3673
Riverside
below the dam Temecula Creek Canyon; Vail Lake Area
457
Comment
UCR200754
Delphinium cardinale
Steve Boyd, Tammy Morgan
2004-5-11
11195
Ventura
Transverse Ranges; Mount Pinos region, Topa Topa Mtns, east of Sespe Canyon near upper end of Tar Creek Road and trail
Comment
UCR205021
Delphinium parishii
Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky
2003-4-17
10473
Riverside
Peninsular Ranges, San Jacinto Mountains / Colorado Desert, East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station
366
Comment
SD215634
Delphinium parryi
Steve Boyd, Lauren Raz & Timothy S. Ross
1997-4-1
9491
Los Angeles
Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines
792
Comment
CAS-BOT-BC121421
Delphinium parryi subsp. parryi
Steve Boyd
1986-4-19
1712
Riverside
Temescal Canyon, flats at SE end Alberhill Mountain.
Comment
RSA599760
Delphinium parryi subsp. parryi
Steve Boyd, Lauren Raz
1997-5-6
9779
Los Angeles
Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek.
500
Comment
RSA552752
Delphinium patens subsp. hepaticoideum
Steve Boyd
1992-3-21
6738
Riverside
Santa Ana Mountains, San Mateo Canyon Wilderness Area, Tenaja Canyon. along trail from wilderness boundary downstream towards Fisherman's Camp.
366
Comment
RSA559417
Delphinium patens subsp. hepaticoideum
Steve Boyd
1992-4-15
6862
Riverside
Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. dowstream to the confluence with San Mateo Creek.
335
Comment
RSA0030019
Delphinium patens subsp. montanum
Steve Boyd, T. S. Elias
1987-4-14
2053
Los Angeles
San Gabriel Mountains, Rincon - Red Box Road, S of Rincon Forest Station, N. of Glendora
Comment
UCR98919
Delphinium patens subsp. montanum
Steve Boyd, Lauren Raz
1997-5-20
9798
Los Angeles
Transverse Range; Liebre Mountains, Northern flank of Sawmill Mtn., upper Heryford Canyon drainage, just NE of Sawmill Summit at the junction of F.S. Roads 7N23 & 7N08
1585
Comment
RSA599501
Dendromecon rigida
Steve Boyd, Lauren Raz
1997-3-26
9326
Los Angeles
Liebre Mountains region: Portal Ridge north of Lake Hughes, upper end of Myrick Canyon drainage along Lakeview Road.
1097
Comment
RSA735799
Dendromecon rigida subsp. rigida
Steve Boyd
2007-2-17
11711
San Luis Obispo
Los Padres National Forest along Pozo Road at Pozo Summit, at divide between Pozo Creek drainage and Mariana Creek drainage.
803
Comment
RSA543881
Deschampsia danthonioides
Steve Boyd, D. E. Bramlet
1991-5-13
6239
Riverside
Winchester Valley between Winchester and Hemet along upper Salt Creek drainage. N of Santa Fe RR tracks, W of San Diego aqueduct.
Comment
RSA701337
Descurainia pinnata
Steve Boyd, Tammy Morgan
2004-3-30
10762
San Bernardino
Pisgah lava beds just south of old Route 66 and I-40, west of Ludlow and 7.8 miles east of Fort Cady Road.
600
Comment
RSA335140
Descurainia pinnata subsp. glabra
Steve Boyd, Karlin G. Marsh
1985-6-11
1162
San Bernardino
San Bernardino Mountains. Bear Valley area. North shore of Baker Lake, about 1 mile east of the Stanfield Cut-off.
Comment
UCR198348
Descurainia pinnata subsp. glabra
Steve Boyd, Valentin Arvizu
2008-5-1
11934
Kern
Southern Sierra Nevada Range, Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley
1463
Comment
UC1930159
Dicentra chrysantha
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10525
Tulare
Sierra Nevada; Southern Sierra Nevada region; Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak).
2509
Comment
UCD139182
Dichelostemma capitatum
Steve Boyd; Tim, Ross, Laurel Arnseth
1989-4-1
3176
Riverside
Vail Lake area, southwest of the dam.
487
Comment
UCR151977
Dichelostemma capitatum
Steve Boyd, Heidi Bigelow
2004-4-5
10843
San Diego
Peninsular Ranges/ Cuyamaca-Laguna Mtns region, Pine Hills area, between Magee Flat and Deadman Flat along Eagle Peak Road
Comment
RSA522731
Dichelostemma capitatum subsp. capitatum
Steve Boyd, Timothy S. Ross, L. Arnseth, S. Boyd
1990-3-29
3836
Riverside
Vail Lake area, cinder cone ridge at N side of mouth of Temecula Creek Canyon and adjacent benches on S Flank of Big Oak Mountain.
396
Comment
RSA524406
Dichelostemma capitatum subsp. capitatum
Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla
1990-4-3
4097
Riverside
Vail Lake area, upper benches and adjacent slopes of the E flank of 'Big' Oak Mountain., just S of the E summit.
610
Comment
RSA570732
Dichelostemma capitatum subsp. capitatum
Steve Boyd, W. Appleby
1993-4-8
7974
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, upper Devil Canyon near road 8S01.
732
Comment
RSA701543
Dichelostemma capitatum subsp. capitatum
Steve Boyd, Heidi Bigelow
2004-4-5
10843
San Diego
Pine Hills area, between Magee Flat and Deadman Flat along Eagle Peak Rd.
Comment
RSA731254
Dichelostemma capitatum subsp. capitatum
Steve Boyd, Valentin Arvizu
2008-5-1
11944
Kern
Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley
1372
Comment
SD137974
Dichelostemma capitatum subsp. capitatum
Steve Boyd, Darin L. Banks
1995-4-6
8469
San Diego
Palomar Range,Agua Tibia Wilderness Area, NE flank of Agua Tibia Mtn, main trunk of Arroyo Seco from the Wilderness boundary S to the confluence with the major tributary from the west, at the N base of Eagle Crag. In soil pockets on granite slickrock
853
Comment
RSA527649
Dichelostemma capitatum subsp. capitatum
Steve Boyd, Timothy S. Ross, L. Arnseth
1990-4-8
4368
Los Angeles
San Clemente Island: E side of island, Bryce Cyn near Malo Point.
Comment
SEINET3885714
Dichelostemma pulchellum
Steve Boyd, Tim Ross; Laurel Arnseth; Jaime Bonilla
1990-4-1
4013
Riverside
Vail Lake area, lower slopes of Aqua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Sta.; 0
488
Comment
RSA501033
Dichelostemma pulchellum var. pulchellum
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-4-1
3154
Riverside
Vail Lake area, recent burn in hills just to SW of the dam.
488
Comment
RSA501061
Dichelostemma pulchellum var. pulchellum
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-4-1
3178
Riverside
Vail Lake area, recent burn in hills just to SW of the dam.
488
Comment
RSA501071
Dichelostemma pulchellum var. pulchellum
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-4-1
3189
Riverside
Vail Lake area, head of Temecula Creek Cyn at the dam.
426
Comment
RSA777204
Dieteria canescens var. leucanthemifolia
Steve Boyd, Sula Vanderplank, Valentin Arvizu
2004-10-13
11575
San Bernardino
[SE] end of the Mescal Mtns, south of Clark Mountain and Interstate 15, [SE] of Mountain Pass
1600
Comment
RSA562808
Digitalis purpurea
Steve D. Boyd, Tim S. Ross
1992-5-20
7480
Orange
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Western edge of the wilderness in Lucas Canyon, along foot trail upstream from end of old roadgrade to upper homestead (corrugated steel building).
350
Comment
CAS-BOT-BC152264
Diplacus clevelandii
Steve Boyd
1986-4-22
1757
Riverside
Temescal Canyon, just south of Interstate 15
Comment
UCR22060
Distichlis spicata var. stricta
Steve Boyd
1980-5-13
263
Riverside
Gavilan Hills, Harford Springs County Park, at NW corner of the Gavilan Plateau
640
Comment
RSA701164
Ditaxis lanceolata
Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault
2004-5-14
11225
Riverside
Western base of the Chocolate Mountains, small canyon, ca. 1.25 miles due north of Imperial County line and ca. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station., Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range.
Comment
UCR48451
Ditaxis lanceolata
Steve Boyd
1986-2-6
1240
Imperial
Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road
183
Comment
UCR48533
Dithyrea californica
Steve Boyd
1986-2-6
1265
Imperial
Sonoran (Colorado) Desert, Cargo Muchacho Mts. Plains east of Mts., Powerline Road, 1.0 mi west of Picacho Rd.
Comment
UC1606957
Dodecahema leptoceras
Steve Boyd
1986-4-19
1692
Riverside
e side of wash between I-15 and Temescal Canyon Road; Temescal Canyon, Indian Wash
Comment
RSA571487
Dodecatheon clevelandii
Steve Boyd, Tim S. Ross
1994-3-23
8219
San Diego
Southwestern Cuyamaca Mountains, Cleveland National Forest, southeastern slope of Viejas Mountain, at western edge of Viejas Valley.
793
Comment
UCR39486
Draba corrugata
Steve Boyd
1983-7-25
s.n.
San Bernardino
San Bernardino Mtns, Near Onyx Summit at Cienaga Seca, west of Hwy 38
2500
Comment
RSA522760
Draba cuneifolia
Steve Boyd
1990-3-29
3867
Riverside
Vail Lake area, cinder cone ridge at N side of mouth of Temecula Creek Canyon and adjacent benches on S Flank of Big Oak Mountain.
396
Comment
RSA479507
Dryopteris arguta
Steve Boyd, Thomas Elias
1987-4-14
2052
Los Angeles
Rincon-Red Box Road. S of Rincon Forest Station, N of Glendora.
Comment
RSA495424
Dryopteris arguta
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-3-12
2950
Riverside
Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam.
442
Comment
RSA702005
Dryopteris arguta
Steve Boyd, Valentin Arvizu
2004-6-8
11493
Ventura
Mount Pinos region: Topa Topa Mountains, Tar Creek, east of its confluence with Sespe Canyon near point where stream is crossed by Tar Creek Road trail.
610
Comment
SD217157
Dryopteris arguta
Steve Boyd, Tim Ross & Orlando Mistretta
1992-2-2
6642
Riverside
Santa Ana Mountains, San Mateo Canyon Wilderness of the Cleveland National Forest; upper San Mateo Canyon between confluence of Tenaja Canyon and Los Alamos Canyon
Comment
RSA0012059
Dudleya abramsii subsp. abramsii
Steve Boyd, Valentin Arvizu
2008-5-1
11974
Kern
Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley.
1372
Comment
UCR225704
Dudleya abramsii subsp. abramsii
Steve Boyd, Valentin Arvizu
2008-5-1
11974
Kern
Southern Sierra Nevada Range, Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley
1463
Comment
RSA388326
Dudleya multicaulis
Steve Boyd
1986-5-7
1838
Riverside
Temescal Canyon: Edge of Terrace escarpment between Horsethief wash and Indian Truck Trail, south of I-15.
Comment
UCR48404
Dudleya multicaulis
Steve Boyd
1986-5-7
1846
Riverside
Peninsular Range, Temescal Canyon, terrace escarpment between Horsethief Wash and Indian Truck Trail, south of Hwy I-15
366
Comment
SD136859
Dysphania pumilio
Steve Boyd, Tim Ross, Mike Wall
1992-6-2
7486
Unknown
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Devil Canyon drainage along Miller Creek, from Cold Springs Road (8S02) downstream to confluence with main trunk of Devil Canyon.
536
Comment Read comments Apr 25 2016
UC1605400
Eclipta prostrata
Steve Boyd and Darin Banks
1994-9-29
8370
Riverside
floodplain e dike along San Jacinto River (w of Sedco Hills community); Lake Elsinore
381
Comment
RSA776727
Ehrharta erecta
Steve Boyd, Valentin Arvizu, Rick Riefner
2006-9-21
11683
Los Angeles
Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway.
Comment
UCR224255
Elatine brachysperma
Steve Boyd, Michael Wall
2006-7-7
11667
San Diego
Peninsular Ranges; Santa Ana Mountains region, Southeastern boundary of the San Mateo Canyon Wilderness Area (Cleveland National Forest), near Sky Ranch along Forest Road 8S01, near old landing strip.
Comment
RSA0013567
Eleocharis bella
Steve Boyd, Gary D. Wallace
2005-7-30
11646
Riverside
San Jacinto Mountains State Park, Hidden Lake area, northeast of Hidden Divide, southeast of Long Valley, near head of Hidden Fork of Tahquitz Creek
2652
Comment
SEINET7586289
Eleocharis macrostachya
Steve Boyd, Dave Bramlet
1996-4-19
8612
Riverside
San Jacinto Valley, ca 2 air miles NE of Winchester and 0.5 mi W of Ryan Airfield in the upper Salt Creek floodplain, at the N end of California Avenue, N of Stetson Avenue, W of the Metropolitan Water District canal.
457
Comment
SEINET7586396
Eleocharis montevidensis
Steve Boyd, Tim Ross
1992-4-29
7115
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area, San Mateo Canyon, southeast of Indian Potrero at base of eastern-most segment of Clark Trail.
213
Comment
RSA535399
Eleocharis palustris
Steve Boyd
1986-5-1
1784
Riverside
Southwestern Perris Basin: Hill W of Skunk Hollow.
Comment
RSA520758
Eleocharis palustris
Steve Boyd, David E. Bramlet
1986-6-9
1947
Tulare
Southern Sierra Nevada Mountains, Chimney Creek Canyon at Chimney Meadow, N base peak 7155.
1860
Comment
UCR199814
Eleocharis parishii
Steve Boyd, Valentin Arvizu
2004-6-8
11522
Ventura
Transverse Ranges; Mount Pinos region, Topa Topa Mountains, Tar Creek, east of its confluence with Sespe Canyon near point where stream is crossed by Tar Creek Road trail
610
Comment
RSA696627
Elymus elymoides
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10550
Tulare
Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak).
2509
Comment
RSA600141
Elymus elymoides subsp. elymoides
Steve Boyd, Lauren Raz
1997-5-29
9922
Los Angeles
Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake.
1098
Comment
RSA702264
Elymus glaucus
Steve Boyd, Amber Maurice
2004-5-18
11325
Los Angeles
Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain.
610
Comment
RSA500528
Elymus glaucus subsp. glaucus
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-6-4
3614
Riverside
Vail Lake area, sandy benches of Kolb Creek drainage, S of Hwy 79.
488
Comment
RSA560429
Elymus glaucus subsp. glaucus
Steve Boyd, Timothy S. Ross, M. Wall
1992-6-4
7527
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Devil Canyon at the confluence with Miller Creek.
537
Comment
RSA600055
Elymus glaucus subsp. glaucus
Steve Boyd, Lauren Raz
1997-5-20
9810
Los Angeles
Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08.
1341
Comment
RSA561611
Elymus glaucus subsp. jepsonii
Steve Boyd, Walter Appleby
1993-5-24
8160
Los Angeles
Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within Tujunga Ranger District of Angeles National Forest. Ridgeline southeast of May Canyon Saddle leading to May Peak.
1098
Comment
UCR147723
Elymus triticoides
Steve Boyd, Amber Maurice
2004-5-18
11325
Los Angeles
Transverse Ranges; Liebre Mountains region, Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain
610
Comment
RSA524425
Emmenanthe penduliflora
Steve Boyd, L. Arnseth, Tim Ross, J. Bonilla
1990-4-3
4121
Riverside
Vail Lake area, upper benches and adjacent slopes of the E flank of 'Big' Oak Mountain., just S of the E summit.
610
Comment
RSA525694
Emmenanthe penduliflora
Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota
1990-5-3
4565
Riverside
San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake.
Comment
RSA593551
Emmenanthe penduliflora
Steve Boyd
1996-5-17
8799
San Diego
Palomar Mountains, summit of Aguanga Mountain along Palomar Divide Road (9S07) ca. 2.6 miles east of junction with Halfway Road (9S06).
1387
Comment
SD136826
Emmenanthe penduliflora
Steve Boyd, Tim Ross
1992-5-15
7398
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area., vicinity of the junction of Tenaja and Morgan Trails, west of Round Potrero.
669
Comment Read comments Sep 16 2010
RSA0013571
Emmenanthe penduliflora var. penduliflora
Steve Boyd
2005-4-6
11630
San Bernardino
Sheep Corral area, southern base of the Granite Mountains, west of Kelbaker Road, north of Interstate 40.
299
Comment
RSA689723
Emmenanthe penduliflora var. penduliflora
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10516
Tulare
Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak).
2509
Comment
SBBG119003
Emmenanthe penduliflora var. penduliflora
S. Boyd with V. Arvizu
2004-6-8
11494
Ventura
E of its confluence with Sespe Cyn near point where stream is crossed by Tar Crk Rd trail; Topatopa Mtns
610
Comment
RSA612146
Encelia actoni
Steve Boyd, Kent Hughes
1998-4-28
10205
Kern
Southern Sierra Nevada, Piute Range: Jawbone Canyon, southeast of confluence with Hoffman Canyon, north base of Chuckwalla Mountain.
823
Comment
LA94431
Encelia californica
Leo Boyd;
1953-5-10
sn
Los Angeles
Comment
RSA598944
Encelia californica
Steve Boyd, Timothy S. Ross
1997-3-21
9189
Los Angeles
Liebre Mountains, Castaic Valley along Lake Hughes Road just east of Castaic Lake forebay.
390
Comment
SBBG96674
Encelia californica
S. Boyd with T. Ross, L. Arnseth
1990-4-7
4256
Los Angeles
lower half of China Cyn
Comment
CAS-BOT-BC131328
Encelia farinosa
Steve Boyd; S. Meury; R. Noyes; L. Arnseth; D. Nordin; T. Ross
1988-3-10
2127
Riverside
N. end Palen Mtns, 2 mi west of Palen Pass
300
Comment
UC1871079
Encelia farinosa
Steve Boyd, T. S. Ross, W. Appleby
1993-3-20
7888
Riverside
Colorado Desert; Northeastern Colorado Desert region; Southern end of Cadiz Valley, just east of the Coxcomb Mountains and northwest of the Granite Mountains, west edge of Highway 177, just south of intersection with Highway 62.
400
Comment
UC1929588
Encelia farinosa
Steve Boyd
2007-4-20
11724
Riverside
Peninsular Ranges; Perris-Aguanga Basin region; Southeastern end of the Gavilan Hills, north of Warm Springs Valley at upper end of ''Walsh Canyon,'' ca. o.5 miles from junction with Lindel (aka Stovepipe) Road, on southwest facing slope just above old Melia azedarach and across from driveway leading t
549
Comment
UCR147729
Encelia farinosa
Steve Boyd, Tammy Morgan
2004-3-30
10709
San Bernardino
Central Mojave Desert, S end of the Cady Mountains, NW of Ludlow (N of Interstate 40) about hill topped with communication towers
854
Comment
UCR147746
Encelia farinosa
Steve Boyd, Et al.
2004-5-14
11255
Riverside
Colorado Desert; Chocolate-Chuckwalla Mountains region, Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage, within boundaries of U.S. Navy Chocolate Mountains Aerial Gunnery Range
570
Comment
SD215400
Encelia farinosa var. farinosa
Steve Boyd, Lauren Raz
1997-3-4
9155
Los Angeles
Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca. 0.8 mile north of Sierra Highway along Crown Valley Road.
988
Comment
RSA560358
Encelia frutescens
Steve Boyd, Carol Boyd, K. A. Boyd
1992-4-19
6915
Riverside
N end of the Granite Mtns on sandy bajada along powerline road near jtn of Hwy 177 and Hwy 62. Area of transition between Mojave and Colorado Deserts.
Comment
RSA725378
Encelia frutescens
Steve Boyd
2007-10-31
11804
San Bernardino
Central portion of Bristol Mountains, west of Kelbaker Road, south of Interstate 40, pass at crest of the range along gas pipeline road, just west of Orange Blossom Wash.
793
Comment
CHSC109282
Ephedra californica
Steve Boyd; T. Morgan, A. Virgen, S. DeGroot, V. Arvizu
2004-5-14
11260
Imperial
Colorado Desert: Chocolate-Chuckwalla Mountains region: Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range.
570
Comment
UCR89635
Ephedra funerea
Steve Boyd, T. S. Ross, W. Appleby
1993-3-18
7775
San Bernardino
Northeastern Mojave Desert, northern base of the Avawatz Range at the mouth of Sheep Creek Springs Canyon, about old mining camp at Sheep Creek Spring
600
Comment
UC1929705
Ephedra nevadensis
Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky
2003-4-17
10502
Riverside
Peninsular Ranges, San Jacinto Mountains / Colorado Desert; West side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains
Comment
UCR147671
Ephedra nevadensis
Steve Boyd, Tammy Morgan
2004-3-30
10701
San Bernardino
Central Mojave Desert, S end of the Cady Mountains, NW of Ludlow (N of Interstate 40) about hill topped with communication towers
854
Comment
UCR264747
Ephedra nevadensis var. nevadensis
Steve Boyd, Gary D. Wallace
2011-4-14
12314 A
Los Angeles
Transverse Ranges; Liebre / San Gabriel Mountains region, Acton Wash ca. 3 km east of junction of Soledad Canyon Road and Crown Valley Road.
829
Comment
RSA561423
Epilobium canum subsp. angustifolium
Steve Boyd, T. S. Ross, Dave Bramlet
1992-9-9
7686
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Upper San Mateo Canyon, from the junction of Tenaja Road (7S01) and Los Almos Road (7S04) and the confluence of Los Almos Creek., Up the San Mateo Trail north to Potrero de la Cienega.
396
Comment
UCR21167
Epilobium canum subsp. canum
Steve Boyd
1980-7-3
s.n.
Riverside
Perris Basin, Motte Reserve. Rocky hills 2.5 mi NW of Perris. Western edge of the reserve and 0.25 mi south of the NW corner of the reserve
518
Comment
LA106626
Epilobium canum subsp. garrettii
Steve Boyd;
1990-10-4
5240
San Bernardino
New York Mountains, upper part of Carruther's Canyon, below Giant Ledge Mine
Comment
SD153002
Epipactis gigantea
Steve Boyd, Tim Ross, Dave Bramlet
1993-5-12
7315
Riverside
Southern Santa Ana Mtns, San Mateo Cyn Wilderness Area, San Mateo Cyn, along stream & adjacent benches & lower slopes from confluence w/Los Alamos Cyn downstream to confluence with Tenaja Cyn. Local amoung boulders and moist gravel bars along stream.
366
Comment
RSA603676
Equisetum telmateia var. braunii
Steve Boyd
1997-9-17
10042
Los Angeles
Liebre Mountains Region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain.
854
Comment
UCR77742
Eremalche exilis
Steve Boyd, T. S. Ross, Mike Hammitt
1991-5-2
6032
Riverside
Vail Lake, SW and W flanks of Billy Goat Mtn. 3 mi north of Hwy 79, 1 mi west of Hwy 371, north of Aguanga
880
Comment
RSA485376
Eremalche rotundifolia
Steve Boyd, C. Boyd
1987-4-12
2012
Inyo
South end of Greenwater Valley, 0.3 miles NW of jtn w/ HWY 178, 2 mi. W of Shoshone.
Comment
RSA516914
Eremalche rotundifolia
Steve Boyd, Orlando Mistretta
1986-3-13
1458
Riverside
West side Palen Mts.: NE of Desert Center.
Comment
RSA570726
Eremocarpus setiger
Steve Boyd, T. S. Ross, J. Travis Columbus
1993-10-23
8194
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, upper Morrell Canyon along Morgan Trail (5W02).
878
Comment
RSA594646
Eremocarpus setiger
Steve Boyd, Lauren Raz
1996-10-29
9109
Los Angeles
Liebre Mountains region, Atmore Meadows area at the southeastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon.
1317
Comment
CAS-BOT-BC174384
Eremogone macradenia var. arcuifolia
Steve Boyd; Timothy S. Ross; Laura Moore; Valerie Soza
1997-7-8
10010
Los Angeles
Liebre Mountains Region: Western summit of Liebre Mountain, a distinctive, rounded knoll south of head of Cold Canyon
1706
Comment
RSA0034378
Eremogone macradenia var. arcuifolia
Steve Boyd, Timothy S. Ross, Laura Moore, Valerie Soza
1997-7-8
10009 F
Los Angeles
Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak.
1524
Comment
RSA0013741
Eriastrum densifolium subsp. austromontanum
Steve Boyd, Valentin Arvizu
2008-8-21
12021
Kern
Piute Mountains, along Piute Mountain Road west of junction with Kelso Valley Road (Sageland historical marker), north of St. John Ridge.
1570
Comment
UCR59520
Eriastrum densifolium subsp. densifolium
Steve Boyd, T. S. Ross, L. Arnseth
1989-6-4
3610
Riverside
Butterfield Valley, Vail Lake area, Kolb Creek drainage, N extension of Woodchuck Road, north of Hwy 79
489
Comment
UCR108369
Eriastrum diffusum
Steve Boyd, Kent Hughes
1998-4-28
10211
Kern
Southern Sierra Nevada, Piute Range, Jawbone Canyon. southeast of confluence with Hoffman Canyon, north base of Chuckwalla Mountain
866
Comment
UCR98750
Eriastrum filifolium
Steve Boyd, Lauren Raz
1997-5-6
9706
Los Angeles
Liebre Mountains, San Francisquito Canyon, W side of canyon at E edge of Red Mtn ridge system, just north of confluence with Bee Canyon and 1.5 road mi. south of the Clearwater Canyon Truck Trail (6N24).
732
Comment
RSA0103478
Eriastrum rosamondense
Steve Boyd, Kent Hughes
1998-5-5
10189
Los Angeles
Antelope Valley, along Highway 138 (West Avenue D), west of the junction with Highway 14, at intersection with 140th Street, ca. 4 miles southwest of Rosamond Dry Lake.
701
Comment
RSA0121572
Eriastrum sapphirinum subsp. dasyanthum
Steve Boyd, Valerie Soza
2004-6-22
11546
Riverside
Western flank of the range, vicinity of Alvin Meadows and Chimney Flats, west of Idyllwild along forest service road 5N13 near 5N06.
1463
Comment
UCR151171
Ericameria laricifolia
Steve Boyd, Et al.
2004-10-13
11588
San Bernardino
Eastern Mojave Desert, [SE] end of the Mescal Mtns, south of Clark Mountain and Interstate 15, [SE] of Mountain Pass
1600
Comment
RSA500085
Ericameria linearifolia
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-4-2
3227
Riverside
Vail Lake area: Between Kolb Creek and Temecula Creek, forming peninsula at SW end of lake.
Comment
RSA600037
Ericameria linearifolia
Steve Boyd, Lauren Raz
1997-3-25
9257
Los Angeles
Liebre Mountains region, extreme NW corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road.
951
Comment
SD136922
Ericameria parishii var. parishii
Steve Boyd, Darin Banks
1994-9-8
8329
San Diego
Southern Santa Ana Mountains; San Mateo Canyon Wilderness Area of the Cleveland National Forest.
790
Comment
UC1605380
Ericameria parishii var. parishii
Steve Boyd and Darin Banks
1994-9-8
8329
Riverside
ridge top on nw flank Margarita Peak (near junction of Forest Service Rds 8S01 and 8S01A); Southern Santa Ana Mountains, Cleveland N.F., San Mateo Cany
762
Comment
RSA701757
Ericameria pinifolia
Steve Boyd, LeRoy Gross
2004-5-4
11085
San Diego
Hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05.
899
Comment
RSA525419
Erigeron foliosus
Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota
1990-5-3
4527
Riverside
San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake
Comment
RSA777166
Erigeron foliosus var. foliosus
Steve Boyd, Valerie L. Soza
2004-6-22
11548
Riverside
Western flank of the range, vicinity of Alvin Meadows and Chimney Flats, west of Idyllwild along forest service road 5N13 near 5N06.
1463
Comment
RSA561133
Erigeron foliosus var. stenophyllus
Steve Boyd, Timothy S. Ross
1992-5-6
7303
San Diego
Southern Santa Ana Mts., San Mateo Canyon Wilderness Area. Southern flank of Miller Mt. about upper portions of 'Miller's Canyon'. The major drainage on the southern flank of the Mt.
701
Comment
RSA561092
Eriodictyon crassifolium
Steve Boyd
1992-4-21
6989
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Northwestern summit and slopes of Miller Mountain.
792
Comment
SBBG119212
Eriodictyon trichocalyx var. lanatum
S. Boyd with L. Rojas
2004-5-26
11364
San Diego
In-Ko-Pah Mts, W flank of Thing Valley, NE of BM Posta, along forest service rd
1463
Comment
RSA596990
Eriogonum baileyi var. baileyi
Steve Boyd, Lauren Raz
1996-9-24
8964
Los Angeles
Liebre Mountains, western end of Liebre Mountain just north of Forest Service Road 7N23 on broadly rounded summit area at divide between Cold Canyon and Tentrock Canyon.
1616
Comment
SD230259
Eriogonum baileyi var. baileyi
Steve Boyd
1997-9-10
10032
Los Angeles
Liebre Mountains Region: High point of Liebre Mountain near old radio tower site, at divide between Horse Camp Canyon and Castaic Creek watershed.
1743
Comment
RSA600142
Eriogonum cithariforme var. agninum
Steve Boyd, Lauren Raz
1997-5-29
9923
Los Angeles
Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake.
1098
Comment
SD193054
Eriogonum cithariforme var. agninum
Steve Boyd, Valentin Arvizu
2004-6-8
11498
Ventura
Mount Pinos region: Topa Topa Mountains, Tar Creek, east of its confluence with Sespe Canyon near point where stream is crossed by Tar Creek Road trail.
609
Comment
UC1930187
Eriogonum cithariforme var. agninum
Steve Boyd, Valentin Arvizu
2004-6-8
11498
Ventura
Transverse Ranges; Mount Pinos region; Topa Topa Mountains, Tar Creek, east of its confluence with Sespe Canyon near point where stream is crossed by Tar Creek Road trail.
610
Comment
UCR199847
Eriogonum cithariforme var. agninum
Steve Boyd, Valentin Arvizu
2004-6-8
11498
Ventura
Transverse Ranges; Mount Pinos region, Topa Topa Mountains, Tar Creek, east of its confluence with Sespe Canyon near point where stream is crossed by Tar Creek Road trail
610
Comment
RSA777151
Eriogonum davidsonii
Steve Boyd, Valentin Arvizu
2008-8-20
12012
Kern
Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley.
1349
Comment
RSA0042149
Eriogonum deflexum
Steve Boyd, Sula E. Vanderplank, Valentin Arvizu
2004-10-13
11573
San Bernardino
East Mojave Desert Region: Northern end of the Mescal Mountains, south of the Clark Mountains and Interstate 15, east of Mountain Pass.
Comment
UCR151228
Eriogonum deflexum
Steve Boyd, Et al.
2004-10-13
11573
San Bernardino
Eastern Mojave Desert, [SE] end of the Mescal Mtns, south of Clark Mountain and Interstate 15, [SE] of Mountain Pass
1600
Comment
RSA777146
Eriogonum deflexum var. baratum
Steve Boyd, Valentin Arvizu
2008-8-21
12022
Kern
Piute Mountains, along Piute Mountain Road west of junction with Kelso Valley Road (Sageland historical marker), north of St. John Ridge.
1570
Comment
RSA600133
Eriogonum fasciculatum var. polifolium
Steve Boyd, Lauren Raz
1997-5-28
9833
Los Angeles
Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain.
866
Comment
SD136784
Eriogonum fasciculatum var. polifolium
Steve Boyd, Tim Ross
1992-6-9
7601
San Diego
Southern Santa Ana Mountains, San Mateo Wilderness Area. Upper southern flank of Miller Mountain to the west of Miller Canyon, the principal drainage on the southern flank of the mountain
671
Comment
UCR107227
Eriogonum gracile
Steve Boyd, L. Arnseth, T. S. Ross
1989-6-10
3660
Riverside
Vail Lake area, Temecula Creek Canyon below the dam
459
Comment
RSA561411
Eriogonum gracile var. gracile
Steve Boyd, Tim S. Ross, Dave Bramlet
1992-9-9
7682
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Upper San Mateo Canyon, from the junction of Tenaja Road (7S01) and Los Almos Road (7S04) and the confluence of Los Almos Creek,, up the San Mateo Trail north to Potrero de la Cienega.
396
Comment
SBBG105037
Eriogonum hastatum
S. Boyd, T. Ross, L. Arnseth, D. Nordin, D. Charlton
1988-7-17
2639
Unknown
Sierra San Pedro Martir, along crest of range, saddle valley at SW end of Cerro Venado Blanco
Comment
CAS-BOT-BC252307
Eriogonum heermannii var. heermannii
Steve Boyd; Andrew C. Sanders; R. T. Hawke; Shaun Hawke; Susan Hobbs; Paul Hobbs
1997-4-20
9553
Kern
San Emigdio Range: Pleito Hills region, San Emigdio Ranch, ridge on west side of Pleito Canyon, approximately 4.5 air miles due north of Antimony Peak
1219
Comment
RSA599564
Eriogonum heermannii var. heermannii
Steve Boyd, A. C. Sanders, R. T. Hawke, Shaun Hawke, Susan Hobbs, Paul Hobbs
1997-4-20
9553
Kern
San Emigdio Range: Pleito Hills region, San Emigdio Ranch, ridge on west side of Pleito Canyon, approximately 4.5 air miles due north of Antimony Peak.
1098
Comment
UCR99356
Eriogonum heermannii var. heermannii
Steve Boyd, A. C. Sanders, R. T. Hawke, S. Hawke, S. Hobbs, P. Hobbs
1997-4-20
9553
Kern
San Emigdio Range, Pleito Hills, San Emigdio Ranch, ridge on W side of Pleito Canyon, c. 4.5 air mi due north of Antimony Peak
1220
Comment
RSA518152
Eriogonum microtheca var. rigidum
Steve Boyd
1990-10-4
5248
San Bernardino
New York Mountains, Eastern Mojave Desert. Upper part of Carruther's Canyon.
Comment
RSA517963
Eriogonum nidularium
Steve Boyd
1990-10-4
5197
San Bernardino
Pass between Vontrigger Hills and Hackberry Mountains, E side of Lanfair Rd., 11 miles N of jct. with Goffs Rd.
Comment
RSA689661
Eriogonum nudum
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10527
Tulare
Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak).
2509
Comment
UCR17551
Eriogonum nudum var. auriculatum
Steve Boyd
1979-11-24
791124- 01
Alameda
San Francisco Bay Region, Coyote Hills Regional Park, next to picnic area
61
Comment
RSA614552
Eriogonum nudum var. westonii
Steve Boyd, Kent Hughes
1998-4-28
10209
Kern
Southern Sierra Nevada, Piute Range: Jawbone Canyon, southeast of confluence with Hoffman Canyon, north base of Chuckwalla Mountain.
823
Comment
UCR200805
Eriogonum nudum var. westonii
Steve Boyd, Valentin Arvizu
2008-5-1
11981
Kern
Southern Sierra Nevada Range, Piute Mountains, along Piute Mountain Road west of junctin with Kelso Valley Road (Sageland historical marker), north of St. John Ridge
1555
Comment
UCR204093
Eriogonum nudum var. westonii
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10564
Tulare
Southern Sierra Nevada Range, Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak)
2509
Comment
UCR95308
Eriogonum ordii
Steve Boyd, Orlando Mistretta
1996-5-1
8742
Los Angeles
San Gabriel Mtns, Liebre Mountains, rugged hills east of Bouquet Canyon, northeast of Cruzan Mesa and south of Vasquez Canyon, along Vasquez Canyon Road, c. 1.1 miles east of the junction with Bouquet Canyon Road
512
Comment
RSA621920
Eriogonum ovalifolium var. vineum
Steve Boyd, Valerie Soza, Kazuyuki Kashiwase
1998-7-1
10247 B
San Bernardino
San Bernardino Mountains: North base of Blackhawk Mountain, southwest of Round Mountain, just west of mouth of Grapevine Canyon, near area of intensive mining.
1463
Comment
UCR39588
Eriogonum parishii
Steve Boyd
1983-7-25
s.n.
San Bernardino
San Bernardino Mtns, Near Onyx Summit at Cienaga Seca, west of Hwy 38
2500
Comment
CHSC109270
Eriogonum reniforme
Steve Boyd; T. Morgan, A. Virgen, DeGroot, Arvizu, Thibault
2004-5-14
11294
Imperial
Colorado Desert; Chocolate-Chuckwalla Mountains region: Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage. Within boundaries of U.s. Navy's Chocolate Mountains Aerial Gunnery Range.
570
Comment
UCR200777
Eriogonum reniforme
Steve Boyd, LeRoy Gross
2008-4-11
11843
Inyo
North Mojave Desert, Southwestern base of Dublin Hills at eastern edge of lower Greenwater Valley, west of Shoshone, bajada east of Furnace Creek Wash Road, north and east to lowest rocky slopes and outlying hills
700
Comment
UCR17627
Eriogonum rixfordii
Steve Boyd
1979-12-11
01
Inyo
Rim Ubehebe Crater in Death Valley Nat. Monument
792
Comment
RSA593427
Eriogonum roseum
Steve Boyd, Mark A. Elvin, Victoria Jotikasthira
1996-6-25
8886
Los Angeles
Liebre Mountains, along summit of Sawmill Mountain, west of Sawmill Camp and just north of 7N23.
1610
Comment
CAS-BOT-BC267570
Eriogonum saxatile
Steve Boyd; Dave Bramlet
1986-6-9
1909
Tulare
Chimney Creek Cyn., S. flank peak 7155, S. of Chimney Meadow, Southern Sierra Nevada Mtns.
1981
Comment
RSA517830
Eriogonum thomasii
Steve Boyd, Orlando Mistretta
1986-3-13
1450
Riverside
West side Palen Mts.: NE of Desert Center.
Comment
UC1595607
Eriogonum thurberi
Steve Boyd, Orlando Mistretta
1991-5-22
6292
Riverside
e Dorland Mt. (w of Kolb Crk., base of Agua Tibia Mtn.); Vail Lake area, Agua Tibia Mtn.
548
Comment
CAS-BOT-BC262926
Eriogonum trichopes
Steve Boyd; LeRoy Gross
2008-4-11
11842
Inyo
Mojave Desert; North Mojave Desert region: Southwestern base of Dublin Hills at eastern edge of lower Greenwater Valley, west of Shoshone, bajada east of Furnace Creek Wash Road, north and east to lowest rocky slopes and outlying hills
700
Comment
SD231419
Eriogonum trichopes
Steve Boyd, Leroy Gross
2008-4-11
11842
Inyo
Mojave Desert; North Mojave Desert region: Southwestern base of Dublin Hills at eastern edge of lower Greenwater Valley, wes of Shoshone, bajada east of Furnace Creek Wash Road, north and east to lowest rocky slopes and outlying hills.
580
Comment
UCR39564
Eriogonum umbellatum var. munzii
Steve Boyd
1983-7-25
s.n.
San Bernardino
San Bernardino Mtns, Near Onyx Summit at Cienaga Seca, west of Hwy 38
2500
Comment
HSC85328
Eriogonum wrightii var. membranaceum
Steve Boyd
1985-12-24
1196
Riverside
Gavilan Plateau, Gavilan Hills. south of Ida Leona Road
604
Comment
RSA520083
Eriogonum wrightii var. membranaceum
Steve Boyd, Dave Bramlet
1988-10-8
2866
Riverside
Cahuilla Mountain, SW of Anza at head of Bautista Canyon. Along crest of the mountain.
Comment
RSA515492
Eriogonum wrightii var. trachygonum
Steve Boyd, Dave Bramlet
1986-6-9
1897
Tulare
Chimney Creek Canyon, side canyon south of peak 7155, S of Chimney Meadow.
1738
Comment
UCR17626
Erioneuron pulchellum
Steve Boyd
1979-12-10
791210- 04
Inyo
Northern Mojave Desert, west mouth of Titus Canyon in Death Vallley National Monument
305
Comment
UCR51850
Eriophyllum ambiguum
Steve Boyd, C. Boyd
1987-4-12
2021
Inyo
Northern Mojave Desert, S end of Greenwater Valley, 0.3 mile NW of junction with Hwy 178, 2 miles west of Shoshone
649
Comment
RSA570366
Eriophyllum ambiguum var. paleaceum
Steve Boyd
1993-3-18
7785
San Bernardino
Southern base of the Avawatz Range at the mouth of Sheep Creek Springs Canyon about old mining camp at Sheep Creek Spring.
600
Comment
RSA527787
Eriophyllum confertiflorum
Steve Boyd
1990-4-8
4353
Los Angeles
San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon.
Comment
SEINET7838287
Eriophyllum confertiflorum
Steve Boyd, Maurice, Amber
2004-5-18
11316
Los Angeles
Transverse Ranges. Liebre Mountains. On road leading down towards Atmore Meadows. Main road on crest of Liebre Mountain at crossing of spring outflow.
Comment
UC1719675
Eriophyllum confertiflorum
Steve Boyd, Amber Maurice
2004-5-18
11316
Los Angeles
Transverse Ranges; Liebre Mountains region: on road leading down towards Atmore Meadows area from main road on crest of Liebre Mountian, at crossing of spring outflow
1437
Comment
UCR68846
Eriophyllum confertiflorum
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-6
4159
Los Angeles
Channel Islands, San Clemente Island, Lemon Tank Canyon, E side of island
274
Comment
SBBG96664
Eriophyllum confertiflorum var. confertiflorum
S. Boyd with T. Ross, L. Arnseth
1990-4-7
4244
Los Angeles
lower half of China Cyn
Comment
UC1719665
Eriophyllum confertiflorum var. confertiflorum
Steve Boyd, Aydee Virgen
2004-4-13
10869
Riverside
Peninsular Ranges; Santa Ana Mountains region; San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon.
Comment
RSA725152
Eriophyllum lanosum
Steve Boyd
2007-10-29
11789
San Bernardino
Brown Buttes area at northwestern end of Marble Mountains, on road to microwave towers east of Kelbaker Road, just south of Interstate 40.
915
Comment
CAS-BOT-BC301797
Eriophyllum multicaule
Steve Boyd
1986-4-22
1741
Riverside
Temescal Canyon: Benches of Indian Wash just south of Interstate 15
Comment
UCR22094
Eriophyllum multicaule
Steve Boyd
1980-4-13
131
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau
610
Comment
RSA517861
Eriophyllum pringlei
Steve Boyd
1986-3-30
1517
Los Angeles
Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills.
Comment
RSA570259
Eriophyllum wallacei
Steve Boyd, Timothy S. Ross, W. Appleby
1993-3-19
7845
San Bernardino
North base of Old Women Mountains, south of Essex, eastern Mojave Desert; Honeymoon Wash along Willow Springs road, 0.5 miles west of Sunflower Springs Road ('Cross-fire Camp').
1000
Comment
RSA526144
Erodium botrys
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-6
4138
Los Angeles
San Clemente Island: Stone House field station on E side of island, headland between Stone & Burns Canyons.
457
Comment
UC1871084
Erodium brachycarpum
Steve Boyd, Walter Appleby
1993-4-8
7926
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, upper Devil Canyon from road 8S01 downstream to vicinity of Mud Spring.
655
Comment
UCR151704
Erodium brachycarpum
Steve Boyd, Heidi Bigelow
2004-4-5
10814
San Diego
Peninsular Ranges/ Cuyamaca-Laguna Mtns region, Pine Hills area, between Magee Flat and Deadman Flat along Eagle Peak Road
Comment
RSA543586
Erodium brachycarpum
Steve Boyd
1991-5-6
6138
Riverside
Santa Ana Mountains, S side of Elsinore Peak.
1037
Comment
RSA592775
Erodium cicutarium
Steve Boyd, Mike Wall
1996-4-4
8538
Los Angeles
Liebre Mountains, ridgeline and adjacent slopes of side canyon to Charlie Canyon, west of San Francisquito Canyon off Angeles National Forest Road 5N17, ca 1.4 road miles south of jtn with 5N16.
488
Comment
RSA599458
Erodium cicutarium
Steve Boyd, Lauren Raz, T. S. Ross
1997-4-1
9499
Los Angeles
Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat , a distinctive, open grassy break in slope under the high tension power lines.
793
Comment
RSA731053
Erodium cicutarium
Steve Boyd, LeRoy Gross
2008-4-11
11893
Inyo
Southwestern base of Dublin Hills at eastern edge of lower Greenwater Valley, west of Shoshone, bajada east of Furnace Creek Wash Road, north and east to lowest rocky slopes and outlying hills.
580
Comment
UCR151967
Erodium cicutarium
Steve Boyd, Tammy Morgan
2004-3-30
10757
San Bernardino
Central Mojave Desert, Pisgah lava beds just south of old Route 66 and I-40, west of Ludlow and 7.8 mi east of Fort Cady Road
600
Comment
UCR21910
Erodium cicutarium
Steve Boyd
1980-5-2
162
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau
610
Comment
UCR148512
Erodium texanum
Steve Boyd, Tammy Morgan
2004-3-30
10697
San Bernardino
Central Mojave Desert, S end of the Cady Mountains, NW of Ludlow (N of Interstate 40) about hill topped with communication towers
854
Comment
UCR148520
Erodium texanum
Steve Boyd, Michael Denslow
2004-3-23
10590
San Bernardino
Central Mojave Desert, Lavic Mountain, southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) along powerline/pipeline access road
Comment
UCR120626
Erysimum capitatum
Steve Boyd, K. A. Boyd, C. Boyd, Richard Noyes, L. Arnseth
1988-5-28
2265
Riverside
San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest
1700
Comment
UCR147685
Erysimum capitatum
Steve Boyd, LeRoy Gross
2004-5-4
11140
San Diego
Peninsular Ranges; Anza Bench region, hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05
899
Comment
RSA600171
Erysimum capitatum var. capitatum
Steve Boyd, Lauren Raz
1997-5-1
9663
Los Angeles
Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon.
1463
Comment
CAS-BOT-BC9649
Erythranthe discolor
S. Boyd; Dave Bramlet
1986-6-9
1853
Tulare
Southern Sierra Mountains. Chimney Creek Canyon, side canyon So. Peak 7155 south of Chimney Creek Meadow
Comment
SD217385
Erythranthe floribunda
Steve Boyd, Tim Ross and Laurel Arnseth
1990-4-8
4291
Los Angeles
San Clemente Island. East side of island, near Malo Point, first canyon south of Bryce Canyon.
Comment
SD136748
Erythranthe guttata
Steve Boyd, Tim Ross
1992-5-5
7253
Riverside
San mateo Canyon Wilderness Area. Oak Flats along Serrano Spring drainage between Lucas Canyon Trail and junction of Bluewater and Verdugo Trails
730
Comment
SD152745
Erythranthe palmeri
Steve Boyd, Tim Ross, Dave Bramlet
1993-5-12
7349
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, along stream from conflunence with Los Alamos Canyon downstream to confluence with Tenaja Canyon
366
Comment
RSA479520
Eschscholzia caespitosa subsp. caespitosa
Steve Boyd, T. S. Elias
1987-4-14
2059
Los Angeles
Ridge between Pine Mountain and Silver Mountain, S of Rincon - Red Box Rd., N of Glendora.
Comment
RSA495823
Eschscholzia californica
Steve Boyd, Tim S. Ross, L. Arnseth
1989-3-12
2934
Riverside
Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam.
442
Comment
RSA523479
Eschscholzia californica
Steve Boyd, Tim S. Ross, L. Arnseth
1990-3-29
3939
Riverside
Vail Lake area, summit of Big Oak Mtn, N. of lake.
793
Comment
UCR218432
Eschscholzia glyptosperma
Steve Boyd
2010-4-18
12244
Inyo
Mojave Desert; North Mojave Desert region, Northwest base of Dublin Hills, south of Hwy 178, northwest of Shoshone
671
Comment
RSA678883
Eschscholzia minutiflora
Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky
2003-4-17
10453
Riverside
East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station.
Comment
UCR147728
Eschscholzia minutiflora
Steve Boyd, Tammy Morgan
2004-3-30
10727
San Bernardino
Central Mojave Desert, S end of the Cady Mountains, NW of Ludlow (N of Interstate 40); lower slopes and wash at base of hill topped with communication towers, along powerline road
854
Comment
RSA670060
Eschscholzia minutiflora subsp. covillei
R. S. Boyd, Carter
1978-3-17
s.n.
San Bernardino
Barstow.
Comment
UCR51967
Eschscholzia parishii
Steve Boyd, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross
1988-3-10
2176
Riverside
Sonoran (Colorado) Desert, Palen Pass at the N end of the Palen Mountains
500
Comment
RSA0012609
Eucalyptus globulus
Steve Boyd, Rick Riefner
2007-1-16
11710
San Diego
Solana Beach, southern shore of San Elijo Lagoon between Highway 5 and Pacific Coast Highway.
0
Comment
HSC85458
Eucrypta chrysanthemifolia
Steve Boyd
1986-4-2
1602
Riverside
Gavilan Plateau, Gavilan Hills, Harford Springs County Park.
610
Comment
RSA501056
Eucrypta chrysanthemifolia
Steve Boyd, Tim Ross, L. Arnseth
1989-4-1
3173
Riverside
Vail Lake area, recent burn in hills just to SW of the dam.
488
Comment
RSA522740
Eucrypta chrysanthemifolia
Steve Boyd, Tim Ross, L. Arnseth
1990-3-29
3847
Riverside
Vail Lake area, cinder cone ridge at N side of mouth of Temecula Creek Canyon and adjacent benches on S Flank of Big Oak Mountain.
396
Comment
RSA524477
Eucrypta chrysanthemifolia
Steve Boyd, Tim Ross, L. Arnseth, J. Bonilla
1990-4-2
4040
Riverside
Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station.
488
Comment
SD136824
Eucrypta chrysanthemifolia
Steve Boyd
1992-4-14
6829
Riverside
Santa Ana Mountains, San Mateo Canyon Wilderness Area. Western flank of Bluewater Canyon along Bluewater Trail.
341
Comment
RSA701414
Eucrypta chrysanthemifolia var. bipinnatifida
Steve Boyd, Tammy Morgan
2004-3-30
10716
San Bernardino
Southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) about hill topped with communication towers.
1006
Comment
RSA599847
Eucrypta chrysanthemifolia var. chrysanthemifolia
Steve Boyd, Lauren Raz
1997-5-6
9763
Los Angeles
Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek.
500
Comment
UC1928661
Eucrypta chrysanthemifolia var. chrysanthemifolia
Steve Boyd, Tammy Morgan
2004-5-11
11199
Ventura
Transverse Ranges; Mount Pinos region: Topa Topa Mountains, E of Sespe Canyon near upper end of Tar Creek Road (and trail)
Comment
UCR225185
Eucrypta chrysanthemifolia var. chrysanthemifolia
Steve Boyd, Susan Jett
2008-3-20
11834
Riverside
Peninsular Ranges; Santa Ana Mountains region, Along Main Divide Truck Trail, south of junction with Wildomar Truck Trail and north of Wildomar Off-Hiway Vehicle Area.
Comment
RSA701254
Euphorbia albomarginata
Steve Boyd, Naomi Fraga
2004-4-27
10947
San Diego
Warner Springs area, rolling terrain near the Pacific Crest Trail, south of Highway 79 and west of the Warner Springs resort.
898
Comment
UCR21879
Euphorbia incisa
Steve Boyd
1980-5-24
s.n.
Inyo
Northern Mojave Desert, Panamint Mountains, Surprise Canyon at Limekiln Spring
1204
Comment
HSC87210
Euphorbia lathyris
Steve Boyd
1986-7-19
1960
Alameda
Fremont, Niles Creek flood channel, 0.5 mi. down stream of Decoto Rd.
Comment
RSA543151
Euphorbia melanadenia
Steve Boyd
1991-3-17
5516
Riverside
Jurupa Hills, N of Glen Avon. Cove on S flank, just W of Soto St. from white limestone outcrops to summit E of Pyrite Canyon.
Comment
SBBG55058
Euphorbia misera
S. Boyd
1980-3-24
BC 045
Unknown
10 mi S of El Rosario off Mex 1
Comment
RSA701157
Euphorbia polycarpa
Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault
2004-5-14
11259
Riverside
Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range.
570
Comment
UCR148380
Euphorbia polycarpa
Steve Boyd, Michael Denslow
2004-3-23
10616
San Bernardino
Central Mojave Desert, Lavic Mountain, southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) along powerline/pipeline access road
Comment
UCR48455
Euphorbia setiloba
Steve Boyd
1986-2-6
1244
Imperial
Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road
183
Comment
RSA524414
Euphorbia spathulata
Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla
1990-4-3
4106
Riverside
Vail Lake area, upper benches and adjacent slopes of the E flank of 'Big' Oak Mountain., just S of the E summit.
610
Comment
RSA559930
Euphorbia spathulata
Steve Boyd
1992-4-18
6899
Riverside
Paloma Valley, between Sun City and Murrieta, E of Hwy I-215. Rolling Hills just SW of Jtn Briggs Rd and Scott Rd.
Comment
UCR225172
Fagonia laevis
Steve Boyd
2007-10-31
11803
San Bernardino
Mojave Desert; East Mojave Desert region, Central portion of Bristol Mountains, west of Kelbaker Road, south of Interstate 40, pass at crest of the range along gas pipeline road, just west of Orange Blossom Wash.
915
Comment
CHSC103495
Fagonia pachyacantha
Steve Boyd; Tammy Morgan, Aydee Virgen, Sarah DeGroot
2004-5-14
11237
Riverside
Colorado Desert; Chocolate-Chuckwalla Mountains region: Western base of the Chocolate Mountains, small canyon, ca. 1.25 miles due north of Imperial County line and ca. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range.
Comment
UCR200289
Fagonia pachyacantha
Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault
2004-5-14
11237
Riverside
Colorado Desert; Chocolate-Chuckwalla Mountains, western base of the Chocolate Mountains, small canyon c. 1.25 mi due north of Imperial Co. line and c. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range
549
Comment
UCR186788
Festuca kingii
Steve Boyd, Pesach Lubinsky
1998-8-10
10266
San Bernardino
San Bernardino Mountains, NW flank of Sugarlump (a.k.a. Bear Mountain), head of Deer Canyon
2585
Comment
UCR60250
Festuca microstachys
Steve Boyd, T. S. Ross, L. Arnseth
1989-4-1
3012
Riverside
Peninsular Range, Vail Lake area, dried bed of man-made pond and adjacent slopes at N base of rounded knob 1.25 mi WSW of dam
610
Comment
UCR68867
Festuca microstachys
Steve Boyd, T. S. Ross
1990-5-11
4700
Riverside
Vail Lake area, Cleveland National Forest, N flank and summit of Wild Horse Peak, Agua Tibia Mtns
999
Comment
UCR93057
Festuca microstachys
Steve Boyd
1986-4-2
1628 B
Riverside
Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau
640
Comment
SBBG101678
Festuca microstachys var. pauciflora
S. Boyd with Mistretta
1991-5-9
6193
Orange
Oak Flat, SE of Sierra Pk, just W of Riverside County line
792
Comment
UCR22152
Festuca octoflora
Steve Boyd
1980-5-11
226
Riverside
Peninsular Range, Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan Plateau. East of trailer park, east side of Gavilan Road
625
Comment
RSA682167
Filago arizonica
Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky
2003-4-17
10482 -B
Riverside
East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station.
Comment
RSA485352
Filago californica
Steve Boyd, Thomas Elias
1987-4-14
2038
Los Angeles
Rincon - Red Box Rd. S. of Rincon Forest Station, N. of Glendora
Comment
RSA525259
Filago californica
Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota
1990-5-3
4572
Riverside
Vail Lake area, steep SE flank of Oak Mtn. above NE end of lake.
548
Comment
RSA543980
Filago californica
Steve Boyd
1991-5-10
6212
Riverside
Santa Ana Mountains, base of range, just N of mouth of Hagador Cyn at bottom of Skyline Drive.
427
Comment
RSA599778
Filago californica
Steve Boyd, Lauren Raz
1997-3-25
9272
Los Angeles
Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound.
976
Comment
RSA562555
Filago gallica
Steve Boyd, Orlando Mistetta
1993-5-11
8126
Los Angeles
Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Western edge of Forest on ridge dividing Whitney Canyon and Placerita Canyon
488
Comment
RSA701789
Filago gallica
Steve Boyd, Heidi Bigelow
2004-4-5
10776
San Diego
Foothills area near Mesa Grande about Wash Tub Falls in Black Canyon, east of Black Mountain, ca. 6 miles south of junction of Mesa Grande Rd. along Black Canyon Rd.
Comment
UCR22160
Filago gallica
Steve Boyd
1980-6-2
309
Riverside
Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan Plateau
640
Comment
OBI37638
Foeniculum vulgare
Steve Boyd
1985-7-30
1053
San Diego
Lower Cottonwoodl Cyn, near its confluence with De Luz crk
Comment
RSA561429
Foeniculum vulgare
Steve Boyd, Timothy S. Ross, Orlando Mistretta
1992-10-2
7702
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Southwestern edge of the wilderness and adjacent Camp Pendleton on lower San Mateo Canyon, at the confluence with Devil Canyon
128
Comment
UCR21171
Forestiera pubescens
Steve Boyd
1980-7-3
s.n.
Riverside
Perris Basin, Motte Reserve. Rocky hills 2.5 mi NW of Perris. Western edge of the reserve and 0.25 mi south of the NW corner of the reserve
518
Comment
SEINET12901573
Frangula californica
S. D. Boyd
1996-1
8962
Unknown
Comment
OBI66300
Frangula californica subsp. californica
Steve Boyd, Amber Maurice
2004-5-18
11309
Los Angeles
Tranverse Ranges; Liebre Mts region: Atmore MEadows area
Comment
SBBG101696
Frankenia salina
S. Boyd, T. Ross
1991-6-14
6381
Riverside
Warm Springs Crk at the NE end of Hogbacks Ridge, from Alamos Rd, S to confluence with Adobe Spring tributary, 2-3 mi NW of Murrieta Hot Springs
Comment
RSA700976
Fraxinus velutina
Steve Boyd, LeRoy Gross
2004-5-4
11143
San Diego
Hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05.
899
Comment
RSA515491
Fremontodendron californicum
Steve D. Boyd, David E. Bramlet
1986-6-9
1896
Tulare
Chimney Creek Canyon, side canyon south of peak 7155, S of Chimney Meadow.
1738
Comment
RSA485413
Fremontodendron mexicanum
Steve D. Boyd, Walter Wisura, R. M. Beauchamp, F. Spraul
1986-12-9
1964
San Diego
Otay Mountain - Cedar Canyon area
Comment
RSA583470
Gaillardia aristata
Steve Boyd, Mark Elvin
1995-8-3
8524
San Diego
Guatay Mountain, northwest base of the mountain along old Highway 80, 0.6 mils west of the community of Guatay
1098
Comment
RSA702032
Galium andrewsii
Steve D. Boyd, Amber Maurice
2004-5-18
11311
Los Angeles
Atmore Meadows area.
Comment
UCR151353
Galium andrewsii
Steve Boyd, Lisa Rojas
2004-5-26
11378
San Diego
Cuyamaca-Laguna Mtns, In-Ko-Pah Mtns, western flank of Thing Valley, northeast of transit station Posta, Cleveland National Forest along forest service road
1463
Comment
RSA571544
Galium andrewsii subsp. intermedium
Steve D. Boyd, D. L. Banks, Orlando Mistretta
1994-4-29
8309
Los Angeles
Northern slope of the San Gabriel Mountains, Angeles National Forest, side draw on southeastern side of Mt. Emma, Santiago Canyon drainage.
1159
Comment
RSA593434
Galium andrewsii subsp. intermedium
Steve D. Boyd, Mark A. Elvin, Victoria Jotikasthira
1996-6-25
8890
Los Angeles
Liebre Mountains, along summit of Sawmill Mountain, west of Sawmill Camp and just north of 7N23.
1610
Comment
OBI37536
Galium angustifolium
Steve Boyd
1985-7-30
1059
San Diego
Lower Cottonwood Cyn, near its confluence with De Luz Crk
Comment
RSA507978
Galium angustifolium subsp. angustifolium
Steve D. Boyd, Tim S. Ross
1988-4-28
2232
Los Angeles
West end of San Gabriel Mountains, Sand Canyon E of Saugus, in small side canyon, at head. Angeles National forest.
640
Comment
RSA544390
Galium angustifolium subsp. angustifolium
Steve D. Boyd, Tim S. Ross
1991-6-14
6404
Riverside
Warm Springs Creek at NE end of Hogbacks ridge from Alamos Rd. S to confluence w/ Adobe Springs tributary, 2-3 miles NW of Murrieta Hot Springs.
Comment
RSA599763
Galium aparine
Steve D. Boyd, Lauren Raz
1997-5-6
9782
Los Angeles
Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek.
500
Comment
UCR200799
Galium bolanderi
Steve Boyd, Valentin Arvizu
2008-5-1
11967
Kern
Southern Sierra Nevada Range, Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley
1463
Comment
UCR65520
Galium munzii
Steve Boyd, D. E. Bramlet
1986-6-9
1915
Tulare
Southern Sierra Nevada Mtns., Chimney Creek Canyon, S flank peak 7155 [7125], south of Chimney Meadow
1982
Comment
UCR138633
Galium parishii
Steve Boyd, Pesach Lubinsky
1998-8-10
10262
San Bernardino
San Bernardino Mountains, NW flank of Sugarlump (a.k.a. Bear Mountain), head of Deer Canyon
2585
Comment
UCR39484
Galium parishii
Steve Boyd
1983-7-25
s.n.
San Bernardino
San Bernardino Mtns, Near Onyx Summit at Cienaga Seca, west of Hwy 38
2500
Comment
RSA562752
Galium parisiense
Steve D. Boyd, Tim S. Ross
1992-5-19
7428
Orange
Southern Santa Ana Mountains San Mateo Canyon Wilderness Area. Western edge of the wilderness along Lucas Canyon Trail from access road to Rancho Carrillo (7S06) N into Aliso Canyon.
366
Comment
RSA726155
Galium stellatum var. eremicum
Steve D. Boyd, Tammy Morgan
2004-3-30
10702
San Bernardino
Southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) about hill topped with communication towers.
1006
Comment
RSA527605
Galvezia speciosa
Steve D. Boyd, Tim S. Ross, L. Arnseth
1990-4-8
4430
Los Angeles
San Clemente Island: E side of canyon, Bryce Canyon near Malo Point.
Comment
CAS-BOT-BC235476
Gambelia speciosa
Steve Boyd; Tim Ross; Laurel Arnseth
1990-4-8
4430
Los Angeles
San Clemente Island. E side of island, Bryce Cyn near Malo Point
Comment
OBI66312
Garrya flavescens
Steve Boyd, Tammy Morgan
2004-6-1
11420
San Bernardino
Mojave Desert; E Mojave desert region: Clark Mts, western flank of the range in large cyn S of Pachalka Srping
1800
Comment
UCR151738
Garrya flavescens
Steve Boyd, Tammy Morgan
2004-6-1
11420
San Bernardino
Eastern Mojave Desert, Clark Mountain, west flank of the range in large canyon south of Pachalka Spring
1800
Comment
CAS-BOT-BC144792
Garrya veatchii
Steve Boyd; C. Boyd; B. Roy
1986-2-2
1203
San Diego
Highway 79 near 'Maggies Place.'
Comment
UC1979648
Garrya veatchii
Steve Boyd
1995-4-25
8506
San Diego
Palomar Range, Agua Tibia Wilderness Area, northern flank of Agua Tibia Mountain along the Dripping Springs Trail just south of the Riverside County line in an area of relatively gentle topography.
Comment
UCR91626
Garrya veatchii
Steve Boyd
1995-4-25
8506
San Diego
Palomar Range, Agua Tibia Wilderness Area, northern flank of Agua Tibia Mtn. along the Dripping Springs Trail just south of the Riverside Co. line in an area of relatively gentle topography
1128
Comment
RSA689728
Gayophytum diffusum subsp. parviflorum
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10511
Tulare
Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak).
2509
Comment
RSA559938
Gazania longiscapa
Steve Boyd
1992-4-18
6889
Riverside
Buck Mesa, S of Lake Skinner, 1.8 mi E of main entrance rd to lake along Borell Rd.
Comment
RSA480088
Geraea canescens
Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, Tim Ross
1988-3-10
2177
Riverside
Palen Pass at the north end of the Palen Mountains
500
Comment
UCR147808
Geraea canescens
Steve Boyd, Tammy Morgan
2004-3-30
10737
San Bernardino
Central Mojave Desert, Pisgah lava beds just south of old Route 66 and I-40, west of Ludlow and 7.8 mi east of Fort Cady Road
600
Comment
RSA0028461
Geranium dissectum
Steve Boyd, Rick Riefner
2007-4-27
11744
Los Angeles
City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue.
43
Comment
HSC65830
Geranium dissectum
D. Boyd, M. Eichelberger, Tim Messick, T. Ranker
1980-5-3
76
Tehama
0.5 mi. SSW of BM1797 on Rd. 29N15
610
Comment
RSA670264
Gilia
R. S. Boyd, Carter
1978-3-17
s.n.
San Bernardino
Barstow.
Comment
RSA535390
Gilia aliquanta subsp. breviloba
Steve Boyd, M. Doyle, B. Roy, Sara Meury
1986-4-12
1674
San Bernardino
North base of San Bernardino Mountains: Arrowhead Lake road, ca. 2 miles north of Mojave Forks Reservation.
Comment
RSA701578
Gilia angelensis
Steve Boyd, Heidi Bigelow
2004-4-5
10831
San Diego
Pine Hills area, between Magee Flat and Deadman Flat along Eagle Peak Rd.
Comment
UC1928524
Gilia australis
Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky
2003-4-17
10501
Riverside
Peninsular Ranges, San Jacinto Mountains / Colorado Desert; West side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains
Comment
UCR60262
Gilia australis
Steve Boyd, T. S. Ross, L. Arnseth
1989-4-1
3151
Riverside
Peninsular Range, Vail Lake area; hills just to SW of the dam
488
Comment
RSA731101
Gilia brecciarum
Steve Boyd, Valentin Arvizu
2008-5-1
11963
Kern
Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley.
1372
Comment
RSA611666
Gilia brecciarum subsp. neglecta
Steve Boyd, Lauren Raz, Mike Kinney
1998-3-17
10097
Los Angeles
Liebre Mountains region: Lower Leona Valley, southeastern end of Ritter Ridge and adjacent wash of Amargosa Creek, north of Elizabeth Lake Road.
853
Comment
RSA515181
Gilia brecciarum subsp. neglecta
Steve Boyd, D. E. Bramlet
1986-6-9
1861
Tulare
Chimney Creek Canyon side canyon So. Peak 7155 south of Chimney Creek Meadow
Comment
RSA507943
Gilia capitata subsp. abrotanifolia
Steve Boyd, C. Boyd, Kyle A. Boyd, Richard Noyes, L. Arnseth
1988-5-28
2261
Riverside
Cahuilla Mountain, west of Anza, mostly along the crest.
1500
Comment
RSA525422
Gilia capitata subsp. abrotanifolia
Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota
1990-5-3
4530
Riverside
San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake.
Comment
RSA599258
Gilia capitata subsp. abrotanifolia
Steve Boyd, Lauren Raz
1997-3-31
9433
Los Angeles
Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain
914
Comment
RSA600407
Gilia capitata subsp. abrotanifolia
Steve Boyd, Lauren Raz
1997-4-30
9641
Los Angeles
Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine.
866
Comment
SBBG101644
Gilia capitata subsp. abrotanifolia
S. Boyd with L. Arnseth, Y. Rasmussen, H. Cota
1990-5-3
4530
Riverside
Vail Lake area at jct of Hwy R3 and Powerline Rd, NE of the lake
Comment
UCR51964
Gilia filiformis
Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross
1988-3-10
2173
Riverside
Sonoran (Colorado) Desert, Palen Pass at the N end of the Palen Mountains
500
Comment
UCR39566
Gilia leptantha subsp. leptantha
Steve Boyd
1983-7-25
s.n.
San Bernardino
San Bernardino Mtns, Near Onyx Summit at Cienaga Seca, west of Hwy 38
2500
Comment
UCR205022
Gilia leptantha subsp. purpusii
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10522
Tulare
Southern Sierra Nevada Range, Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak)
2509
Comment
RSA527598
Gilia nevinii
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-8
4425
Los Angeles
San Clemente Island: E side of canyon, Bryce Canyon near Malo Point.
Comment
RSA527660
Gilia nevinii
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-8
4381
Los Angeles
San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon.
Comment
UCR68847
Gilia nevinii
Steve Boyd, Orlando Mistretta, L. Arnseth, B. O'Brien, T. Hayduk
1990-4-6
4165
Los Angeles
Channel Islands, San Clemente Island, head of Larkspur Canyon, E side of island, south of US Navy site called 'Jack
213
Comment
RSA0017088
Gilia ochroleuca subsp. exilis
Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla
1990-4-2
4016
Riverside
Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station.
488
Comment
UC1595628
Gilia ochroleuca subsp. exilis
Steve Boyd and Dave Bramlet
1991-5-13
6254
Riverside
ese Winchester (n side of Domenigoni-Diamond Valleys, ridge top of s-end Warren Rd.); Domenigoni Hills, n side Domenigoni-Diamond Valleys
548
Comment
UCR48345
Gilia ochroleuca subsp. exilis
Steve Boyd
1986-4-22
1755
Riverside
Temescal Canyon, stable alluvial benches of Indian Wash just south of Interstate Hwy 15
Comment
CAS-BOT-BC407841
Gilia ochroleuca subsp. ochroleuca
Steve Boyd; M. Doyle; B. Roy; S. Meury
1986-4-12
1681
San Bernardino
North base of San Bernardino Mountains: Arrowhead Lake Road, ca. 2 mi. N of Mojave Forks Reservation
Comment
HSC87253
Gilia scopulorum
Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. Ross
1988-3-10
2186
Riverside
NW end McCoy Mtns., NW of Blackjack Mine
400
Comment
RSA516892
Gilia stellata
Steve Boyd, Orlando Mistretta
1986-3-13
1408
Riverside
Palen Mountains: NE of Desert Center, jct of Parker Dam Rd & 'Palen Rd' (rd. going through pass between Palen and Granite Ranges).
183
Comment
SBBG87691
Gilia stellata
S. Boyd with S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. Ross
1988-3-10
2111
Riverside
N end of Palen Mtns, 2 mi W of Palen Pass, mid-bajada
300
Comment
RSA0097434
Gilia transmontana
Steve Boyd, T. S. Ross, Walter Appleby
1993-3-18
7764
Inyo
Resting Spring Range, 4 miles east of Shoshone, upper bajada and lower slopes along western side of range, 1.1 miles SE of Highway 178.
600
Comment
RSA526490
Githopsis diffusa subsp. robusta
Steve Boyd, Timothy S. Ross
1990-5-11
4686 -B
Riverside
Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest.
579
Comment
UCR68871
Githopsis diffusa subsp. robusta
Steve Boyd, T. S. Ross
1990-5-11
4686 B
Riverside
Peninsular Range, Cleveland National Forest: Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground
610
Comment
RSA559334
Gnaphalium beneolens
Steve Boyd, Tim Ross
1992-5-15
7408
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Major lateral drainage north of Bear Canyon, vicinity of the junction of Tenaja and Morgan Trails, west of Round Potrero.
670
Comment
RSA701560
Gnaphalium californicum
Steve Boyd, Aydee Virgen
2004-4-13
10845
Riverside
San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon.
Comment
UCR91644
Gnaphalium californicum
Steve Boyd, D. L. Banks
1995-4-5
8432
Riverside
Agua Tibia Mountains, Palomar Range, Agua Tibia Wilderness Area; northern flank of Agua Tibia Mtn. at the E edge of Dripping Springs Alcove in tributary of Arroyo Seco, west of the lower Dripping Springs Trail, just south of the Wilderness boundary
610
Comment
RSA526526
Gnaphalium californicum
Steve Boyd
1990-4-7
4265 a
Los Angeles
San Clemente Island, lower half of China Cyn, S end of Island, W side.
Comment
RSA575909
Gnaphalium leucocephalum
Steve Boyd
1994-10-14
8385
Riverside
Southern Santa Ana Mts., San Mateo Canyon Wilderness Area of the Cleveland Nat'l Forest. San Mateo Canyon, sandy benches in canyon bottoms at the confluence with Bluewater Canyon.
329
Comment
RSA544314
Gnaphalium luteoalbum
Steve Boyd
1991-7-13
6421
Riverside
Peninsular Range Temescal Canyon, W base of Gavilan Hills, area of old glass factory between Temescal Wash & I-15, just south of Cajalco Road.
Comment
RSA561428
Gnaphalium luteoalbum
Steve Boyd, Tim Ross, Orlando Mistretta
1992-10-2
7693
San Diego
Southern Santa Ana Mts, San Mateo Canyon Wilderness Area. Southwestern edge of the wilderness and adjacent Camp Pendelton in lower San Mateo Canyon, near the confluence with Devil Canyon.
122
Comment
RSA561581
Gnaphalium luteoalbum
Steve Boyd, Orlando Mistretta
1993-5-18
8151
Los Angeles
Upper Sombrero Canyon, just below western end of Sombrero Rd. (3N64)
792
Comment
RSA583567
Gnaphalium palustre
Steve Boyd
1995-4-25
8503
San Diego
Palomar Range, Agua Tibia Wilderness Area, northern flank of Agua Tibia Mountain along the Dripping Springs Trail just south of the Riverside County line in an area of relatively gentle topography.
1128
Comment
RSA701995
Gnaphalium palustre
Steve Boyd, Naomi Fraga
2004-4-27
11019
San Diego
Warner Springs area, rolling terrain near the Pacific Crest Trail, south of Highway 79 and west of the Warner Springs resort.
898
Comment
CAS-BOT-BC303885
Gnaphalium palustre
Steve Boyd; Carol Boyd
2007-9-16
11761
Inyo
Sierra Nevada: Rock Creek Lake Drainage, Kenneth Lake, on Tamarack Bench W of Wheeler Ridge and E Fork of Rock Creek
3171
Comment
RSA593482
Gnaphalium thermale
Steve Boyd, Orlando Mistretta, Valerie Soza
1996-6-12
8847
Los Angeles
Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon, in side drainage below high-tension power lines.
610
Comment
RSA598111
Grayia spinosa
Steve Boyd, Lauren Raz
1997-3-4
9159
Los Angeles
Liebre Mountains region, southern base of the Sierra Pelona Ridge, east of Crown Valley and northwest of Acton Canyon, just north of Sierra Highway ca 0.8 miles east of Crown Valley Road., Near 34 deg 29' 38.9'' N 118 deg 11' 04.5''W
926
Comment
RSA730894
Grayia spinosa
Steve Boyd, Valentin Arvizu
2008-5-2
11987
Kern
Piute Mountains, bajada below Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley.
1311
Comment
UCR37800
Grindelia camporum
Steve Boyd
1981-5-13
s.n.
Orange
South Coast, Pelican Hill, Irvine Ranch Property, San Joaquin Hills south of Corona del Mar
218
Comment
UCR101208
Grindelia camporum var. bracteosa
Steve Boyd, L. Raz
1997-6-18
9988
Los Angeles
San Gabriel Mtns., Liebre Mountains, along Elizabeth Lake Road in Leona Valley, south of Portal Ridge, 5.1 rd. mi west of intersection with 90th St. W.
1055
Comment
HSC79042
Grindelia hirsutula
Steve Boyd
1981-5-13
Orange
Pelican Hill, Irvine Ranch property in the San Joaquin Hills S of Corona del Mar
Comment
RSA480083
Guillenia lasiophylla
Steve Boyd, S. Meury, Richard Noyes, D. Nordin, L. Arnseth, Timothy S. Ross
1988-3-10
2172
Riverside
Palen Pass at the north end of the Palen Mountains
500
Comment
RSA561815
Guillenia lasiophylla
Steve Boyd
1992-4-14
6828
Riverside
Santa Ana Mountains, San Mateo Canyon Wilderness Area; Western flank of Bluewater Canyon along Bluewater Trail.
341
Comment
RSA565642
Guillenia lasiophylla
Steve Boyd
1993-3-18
7731
Inyo
Resting Spring Range, 4 miles east of Shoshone, upper bajada and lower slopes along western side of range, 1.1 miles SE of Highway 178.
600
Comment
CAS-BOT-BC231099
Harpagonella palmeri
Steve Boyd
1986-3-9
1384
Riverside
Temescal Canyon: Alberhill Mountain, just E of claymine area
487
Comment
CAS-BOT-BC231102
Harpagonella palmeri
Steve Boyd
1986-5-1
1816
Riverside
Bachelor Mountain: Lower S slopes of Bachelor Mountain, E end of Lake Skinner
Comment
CAS-BOT-BC231104
Harpagonella palmeri
Steve Boyd
1986-4-22
1767
Riverside
Temescal Canyon: E side of Indian Wash, S of Interstate 15
Comment
RSA598204
Harpagonella palmeri
Steve Boyd, Lauren Raz
1997-3-4
9134
Los Angeles
Liebre Mountains region, Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon.
610
Comment
SBBG105099
Harpagonella palmeri
S. Boyd, T. Ross
1994-3-23
8212
San Diego
S slope of Poser Mtn at N edge of Viejas Valley, along Old Viejas Grade, 0.7 mi E of Red Oak Rd; Cuyamaca Mtns
914
Comment
SEINET3242790
Harpagonella palmeri
Steve Boyd
1986-1
1790
Riverside
Southwestern Perris Basin: Hill W of Skunk Hollow, gabbro substrate
Comment
SEINET3242793
Harpagonella palmeri
Steve Boyd
1986-1
1644
Riverside
Temescal Canyon: Along DePalma Road between Indian Truck Trail and Horsethief Canyon.
Comment
UC1871078
Harpagonella palmeri
Steve Boyd, T. S. Ross
1993-3-23
7906
Riverside
Peninsular Ranges; Palomar Mountains region; Palomar Range south of Vail Lake at the north base of Agua Tibia Mountain, Agua Tibia Wilderness Area, Cleveland National Forest. Small area of native grassland on break in slope, west side of trail extending south from end of Woodchuck Road., T8S R1W SE
732
Comment
UC1871288
Harpagonella palmeri
Steve Boyd, T. S. Ross
1994-3-23
8212
San Diego
Peninsular Ranges: Cuyamaca-Laguna Mountains region; Southwestern Cuyamaca Mountains, Cleveland National Forest, southern slope of Poser Mountain at northern edge of Viejas Valley along Old Viejas Grade, 0.7 mile E of Red Oak Road. T15S R3E SE/4 SE/4 Sec. 16. Elev. 3000-3200 ft.
Comment
UCR67356
Harpagonella palmeri
Steve Boyd, T. S. Ross, L. Arnseth, J. Bonilla
1990-4-2
4008
Riverside
Peninsular Range, Vail Lake area, lower slopes of Agua Tibia Mtn. along Hwy 79, east of USFWS Dripping Springs Guard Station
610
Comment
RSA0066628
Harpagonella palmeri
Steve Boyd, Tim Ross, Laurel Arnseth
1989-4-1
3133
Riverside
Vail Lake area, ridge-top of volcanic substrate w/clay soil, 2 mi W of dam, at edge of escarpment E of Pauba Valley.
518
Comment
RSA526569
Hazardia cana
Steve Boyd, Timothy S. Ross, Arnseth
1990-4-7
4277
Los Angeles
San Clemente Island: lower half of China Cyn, S end of island, W side.
Comment
RSA517984
Hedeoma nana subsp. californica
Steve Boyd, Kendall McCulloh
1990-10-7
5289
San Bernardino
Eastern Mojave Desert Gilroy Canyon drainage, E flank of Providence Mts, from canyon mouth to summits of Edgar, Mitchell Peaks
Comment
RSA502492
Helianthus annuus subsp. lenticularis
Steve Boyd, T. S. Ross, L. Arnseth
1989-6-11
3733
Riverside
Vail Lake area: edge of hills on N of Wilson Creek at E end of lake.
488
Comment
CAS-BOT-BC453463
Hemitomes congestum
Jean Boyd; Marie Kelly
1950-6-22
s.n.
Mendocino
Near Fort Bragg
Comment
UCR200747
Hemizonia fasciculata
Steve Boyd, Tammy Morgan
2004-5-11
11202
Ventura
Transverse Ranges; Mount Pinos region, Topa Topa Mtns, east of Sespe Canyon near upper end of Tar Creek Road and trail
Comment
RSA500137
Hemizonia kelloggii
Steve Boyd, T. S. Ross, L. Arnseth
1989-6-10
3673
Riverside
Vail Lake area, Temecula Creek canyon below the dam.
459
Comment
RSA0049544
Hesperocallis undulata
Steve Boyd, Sara Meury, Richard Noyes, L. Arnseth, D. Nordin, Timothy S. Ross
1988-3-10
2222
Riverside
Northwest end of the McCoy Mountains, NW of Blackjack Mine.
400
Comment
CAS-BOT-BC403803
Hesperocnide tenella
Steve Boyd
1986-4-2
1598
Riverside
Gavilan Plateau, Gavilan Hills: Harford Springs County Park
640
Comment
RSA552720
Hesperocnide tenella
Steve D. Boyd, Tim S. Ross, Orlando Mistretta
1992-2-26
6690
Riverside
Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon from Fisherman's Camp downstream to confluence with Bluewater Canyon.
305
Comment
UCR22052
Hesperocnide tenella
Steve Boyd
1980-4-27
151
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau
640
Comment
UCR49220
Hesperocnide tenella
Steve Boyd
1986-4-2
1598
Riverside
Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau
640
Comment
RSA359882
Hesperocnide tenella
Steve D. Boyd
1986-4-2
1598
Riverside
Gavilan Plateau, Gavilan Hills, Harford Springs County Park.
610
Comment
SBBG33694
Hesperocyparis forbesii
S. Boyd with L. Lenz
2001-5-2
10425
Los Angeles
Warm Springs Mtn, along rd to summit, just W of cutoff to Necktie Basin, on slope between rd and steep escarpment into Warm Springs Cyn
Comment
UCR48389
Hesperolinon micranthum
Steve Boyd
1986-4-22
1773
Riverside
Peninsular Range, Temescal Canyon, E side of Indian Wash, south of I-15
Comment
UCR48407
Hesperolinon micranthum
Steve Boyd
1986-5-7
1849
Riverside
Peninsular Range, Temescal Canyon, terrace escarpment between Horsethief Wash and Indian Truck Trail, south of Hwy I-15
366
Comment
RSA701764
Heterocodon rariflorum
Steve Boyd, LeRoy Gross
2004-5-4
11095
San Diego
Hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05.
899
Comment
UCR94486
Heterocodon rariflorum
Steve Boyd
1995-5-13
8511
Riverside
Santa Ana Mtns, W of 'Onion Hill', SE of Elsinore Peak Area along trail following old Main Divide Road grade.
1006
Comment
SD152761
Heteromeles arbutifolia
Steve Boyd, Tim Ross
1992-5-6
7299
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Southern flank of Miller Mountain about upper portions of Miller Canyon, the major drainage on the southern flank of the mountain
701
Comment
CAS-BOT-BC289180
Hilaria rigida
Steve Boyd; Tammy Morgan
2004-3-30
10683
San Bernardino
Southern end of the Cady Mountains northwest of Ludlow, north of Interstate 40, about hill topped with communication towers, Mojave Desert, Central Mojave Desert region
1005
Comment
OBI70074
Hilaria rigida
S. Boyd, D. Charlton, L. Arnseth, S. Meury, D. Nordin, R. Noyes, T. Ross
1988-4-8
1742
San Bernardino
W side of Ord Mtn. N of Lucerne Valley. 15 mi S of I-40 on Camp Rock Rd near Tyler Valley
1524
Comment
UCR101209
Holocarpha heermannii
Steve Boyd, L. Raz
1997-6-18
9984
Los Angeles
San Gabriel Mtns., N base of Portal Ridge along the Broad Cyn Motorway, east of the mouth of Broad Cyn, edge of the Antelope Valley.
951
Comment
SD136913
Holocarpha virgata subsp. elongata
Steve Boyd, Darin Banks
1994-9-8
8330
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area, Cleveland National Forest near junction Forest Service Roads 8S01 and 8S01A
790
Comment
UCR84380
Holocarpha virgata subsp. elongata
Steve Boyd, D. L. Banks
1994-9-8
8330
San Diego
Peninsular Range; Santa Ana Mtns., San Mateo Canyon Wilderness Area of the Cleveland National Forest, ridge top on NW flank of Margarita Peak near junction of Forest Service 8S01 and 8S01A
793
Comment
RSA75569
Holodiscus microphyllus
Steve D. Boyd, David E. Bramlet
1986-6-9
1925
Tulare
Chimney Creek Canyon; saddle on E flank Peak 7155, south of Chimney Meadow.
2134
Comment
UC1929915
Holodiscus microphyllus var. microphyllus
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10554
Tulare
Sierra Nevada; Southern Sierra Nevada region; Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak).
2509
Comment
SBBG80561
Hordeum brachyantherum
S. Boyd
1983-8-10
San Bernardino
near Onyx Summit at Cienega Seca
2456
Comment
RSA522779
Hordeum murinum subsp. leporinum
Steve Boyd, Timothy S. Ross, L. Arnseth
1990-3-29
3886
Riverside
Vail Lake area, cinder cone ridge at N side of mouth of Temecula Creek Canyon and adjacent benches on S Flank of Big Oak Mountain.
396
Comment
RSA575996
Hordeum murinum subsp. leporinum
Steve Boyd
1981-4-10
s.n.
Riverside
Gavilan Hills region, canyon at southeastern base of Rocky Bluff Ridge, east of Estelle Mountain and south of Gavilan Plateau.
610
Comment
RSA668671
Hordeum murinum subsp. leporinum
Steve Boyd
2001-4-12
10418
Riverside
Gavilan Hills Region: South base of Alberhill Mountain on flats north of Nichols Road and West of Pierce Street, in the vicinity of the site of Tera Cotta.
Comment
UCR146255
Hordeum murinum subsp. murinum
Steve Boyd
2001-4-12
10418
Riverside
Peninsular Ranges; Perris-Aguanga Basin region, Gavilan Hills Region: South base of Alberhill Mountain on flats north of Nichols Road and West of Pierce Street, in the vicinity of the site of Terra Cotta
Comment
HSC83132
Horkelia bolanderi
Steve Boyd
1983-7-25
San Bernardino
San Bernardino Mtns., near Onyx Summit at Cienaga Seca, W of Hwy. 38
2500
Comment
RSA701735
Horkelia clevelandii
Steve D. Boyd, LeRoy Gross
2004-5-4
11080
San Diego
Hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05.
899
Comment
UCR79501
Horkelia truncata
Steve Boyd, T. S. Ross
1992-6-4
7590
San Diego
Peninsular Range; Santa Ana Mtns., San Mateo Cyn Wilderness Area. SE edge of wilderness in Upper Devil Cyn drainage, SW of Sky Ranch, along FS rd. 8S01
732
Comment
HSC85409
Hornungia procumbens
Steve Boyd
1986-4-2
1622
Riverside
Gavilan Plateau, Gavilan Hills, Harford Springs County Park.
610
Comment
UCR49238
Hornungia procumbens
Steve Boyd
1986-4-2
1622
Riverside
Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau
640
Comment
RSA387400
Horsfordia alata
Steve Boyd
1986-2-6
1260
Imperial
Cargo Muchacho Mountains; E of the Mountains Powerline Road, 4.4 miles W of Picacho Road
Comment
RSA619916
Hulsea vestita subsp. parryi
Steve Boyd, Valerie Soza, Kazuyuki Kashiwase
1998-7-1
10241
San Bernardino
San Bernardino Mountains: North base of Blackhawk Mountain, southwest of Round Mountain.
1463
Comment
SD122925
Hypericum formosum var. scouleri
Steve Boyd
1985-7-30
1079
San Diego
Upper Cottonwood Canyon, 3.6 mi. (by road) northwest of jtn of Tenaja Trail and De Luz Rd. Several plants in side cyn near road.
Comment
RSA559327
Hypochaeris glabra
Steve Boyd, David E. Bramlet, Tim Ross
1993-5-13
7361
Riverside
Southern santa Ana Mountains, San Mateo Canyon Wilderness Area. san Mateo Canyon, along stream and adjacent benches and lower slopes about the confluence with Los Alamos Canyon, near junction of Teneja Road (7S01) and Los Alamos Road (7S04).
396
Comment
UCR68942
Hypochaeris glabra
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-7
4254
Los Angeles
Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side
183
Comment
CAS-BOT-BC312942
Hypochaeris glabra
Steve Boyd; Tim Ross; Laurel Arnseth
1990-4-7
4254
Los Angeles
San Clemente Island. Lower half of China Cyn, S end of island, W. side
Comment
UCR224023
Iris pseudacorus
Steve Boyd, Rick Riefner
2007-4-27
11739
Los Angeles
Coastal Plains & Basins; Los Angeles Basin region, City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue.
43
Comment
RSA599814
Isopyrum occidentale
Steve Boyd, Lauren Raz
1997-3-26
9388
Los Angeles
Liebre Mountains region: Sierra Pelona Ridge, southern flank of Martindale Canyon near the northern end of Bouquet Canyon, south of the upper end of the reservoir along Forest Service Road 6N08.
1396
Comment
RSA527640
Jepsonia malvifolia
Steve Boyd, Timothy S. Ross, L. Arnseth
1990-4-8
4396
Los Angeles
San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon.
Comment
SD136755
Jepsonia parryi
Steve Boyd
1994-10-14
8400
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of Cleveland National Forest. San Mateo Cyn, along San Mateo Trail between N branch of Tenaja Trail and Fisherman's Camp. aong trail on mossy banks in understory of chaparral
427
Comment
SD181338
Jepsonia parryi
Steve Boyd, Valerie Soza
2001-3-27
10319
San Diego
Agua Tibia Mts, western end of range, south of Pechanga Indian Reservation & east of Magee Rd. Within area burned in fall 2000 Pechanga fire.
579
Comment
RSA0011076
Juglans californica
Steve Boyd
1991-3-17
5494
Riverside
Jurupa Hills, N of Glen Avon. Cove on S flank, just W of Soto St. from white limestone outcrops to summit E of Pyrite Canyon.
Comment
RSA595028
Juglans californica var. californica
Steve Boyd, Lauren Raz
1996-10-8
8991
Los Angeles
Liebre Mountains region, Bouquet Canyon ca. 1.7 miles south of junction with Forest Service Road 6N08.
561
Comment
RSA0011163
Juglans californica var. californica
Steve Boyd, Walter Appleby
1993-4-22
7979
Los Angeles
Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon
854
Comment
RSA596704
Juglans hindsii
Steve Boyd, Lauren Raz
1996-9-24
8928
Los Angeles
Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain
915
Comment
SEINET8126912
Juncus acutus
S. D. Boyd
1996-1
8920
Unknown
Comment
RSA520759
Juncus balticus subsp. ater
Steve Boyd, David E. Bramlet
1986-6-9
1948
Tulare
Chimney Creek Canyon at Chimney Meadow, N base peak 7155
1860
Comment
UCR198360
Juncus bryoides
Steve Boyd, Valentin Arvizu
2008-5-1
11931 A
Kern
Southern Sierra Nevada Range, Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley
1463
Comment
HSC101589
Juncus bufonius
Steve Boyd, G. D. Wallace
2005-7-30
11643
Riverside
Peninsular Ranges; San Jacinto Mountains region; San Jacinto Mountains State Park, Hidden Lake area, northeast of Hidden Divide, southeast of Long Valley, near head of Hidden Fork of Tahquitz Creek
2652
Comment
RSA0012075
Juncus bufonius
Steve Boyd, Rick Riefner
2007-4-27
11735
Los Angeles
City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue.
43
Comment
UC1563066
Juncus bufonius
Steve Boyd, Tim Ross, and Laurel Arnseth
1989-6-4
3641
Riverside
se of Vail Lake area (just n of Hwy 79); Temecula Creek
487
Comment
UCR224020
Juncus bufonius
Steve Boyd, Rick Riefner
2007-4-27
11735
Los Angeles
Coastal Plains & Basins; Los Angeles Basin region, City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue.
43
Comment
UCR225161
Juncus bufonius
Steve Boyd, Gary Wallace
2005-7-30
11643
Riverside
Peninsular Ranges; San Jacinto Mountains region, San Jacinto Mountains State Park, Hidden Lake area, northeast of Hidden Divide, southeast of Long Valley, near head of Hidden Fork of Tahquitz Creek
2683
Comment
UCR48484
Juncus bufonius
Steve Boyd
1986-4-19
1718
Riverside
Peninsular Range, Temescal Canyon, Warm Springs Valley, Alberhill Creek east of Nichols Road
366
Comment
RSA500566
Juncus bufonius var. occidentalis
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-6-4
3603
Riverside
Vail Lake area, sandy benches of Kolb Creek drainage, around N extension of Woodchuck Rd.
488
Comment
RSA334647
Juncus effusus subsp. austrocalifornicus
Steve Boyd
1985-8-7
1100
San Diego
Santa Rosa Plateau region. Forest Service Road 8S02, 2.3 miles west of Johnson Ranch (junction 8S01 & 8S02).
Comment
RSA335173
Juncus effusus subsp. austrocalifornicus
Steve Boyd, Karlin G. Marsh
1985-6-11
1186
San Bernardino
San Bernardino Mountains. Bear Valley area. North shore of Baker Lake, about 1 mile east of the Stanfield Cut-off.
Comment
RSA600139
Juncus macrophyllus
Steve D. Boyd, Lauren Raz
1997-5-29
9920
Los Angeles
Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake.
1098
Comment
UCR21175
Juncus macrophyllus
Steve Boyd
1980-7-3
s.n.
Riverside
Perris Basin, Motte Reserve. Rocky hills 2.5 mi NW of Perris. Western edge of the reserve and 0.25 mi south of the NW corner of the reserve
518
Comment
RSA562485
Juncus mexicanus
Steve Boyd, Timothy S. Ross
1992-5-5
7251
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats along Serrano Spring drainage between Lucas Canyon Trail and junction of Bluewater and Verdugo Trails.
732
Comment
UCR21886
Juncus mexicanus
Steve Boyd
1980-7-16
s.n.
Riverside
Perris Basin, Motte Reserve, 2.5 miles NW of Perris, west edge of the reserve c. 1/4 mile north of the Motte's house
520
Comment
RSA560428
Juncus rugulosus
Steve Boyd, Timothy S. Ross, Michael Wall
1992-6-4
7528
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Devil Canyon at the confluence with Miller Creek .
537
Comment
RSA496387
Juncus tenuis
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-3-31
3064
Riverside
Vail Lake area, S of Hwy 79, 0.25 mi E of Pauba Rd.
427
Comment
RSA701717
Juncus tiehmii
Steve Boyd, LeRoy Gross
2004-5-4
11058
San Diego
Hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05.
899
Comment
UCR59672
Juncus xiphioides
Steve Boyd, T. S. Ross, L. Arnseth
1989-5-7
3551
Riverside
Peninsular Ranges; Palomar Mountains region, Vail Lake area, pond and freshwater marsh in Kolb Creek, just south of the lake
Comment
NY99570
Juniperus californica
S. D. Boyd
1996-4-24
8659
Los Angeles
Liebre Mountains, northwestern end of the range on the ridgetop and upper slopes of the southern flank of Apple Canyon
1066.8
Comment
RSA592823
Juniperus californica
Steve Boyd
1996-4-24
8659
Los Angeles
Liebre Mountains, northwestern end of the range on the ridgetop and upper slopes of the southern flank of Apple Canyon.
1067
Comment
UCR91667
Keckiella antirrhinoides subsp. antirrhinoides
Steve Boyd
1995-4-24
8496
Riverside
Palomar Range, Agua Tibia Wilderness Area, Arroyo Seco drainage on N flank of Agua Tibia Mtn, at N base of Wildhorse Peak. Along the Wildhorse Trail near the NE corner of the Wilderness
671
Comment
UCR21939
Keckiella antirrhinoides var. antirrhinoides
Steve Boyd
1980-5-11
252
Riverside
Peninsular Range, Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan Plateau. East of trailer park, east side of Gavilan Road
625
Comment
RSA335014
Keckiella cordifolia
Steve D. Boyd
1985-7-23
1022
Riverside
Deluz Road, 8.5 miles west of Rancho California, along Sandia Creek.
274
Comment Read comments Jun 8 2012
SD217381
Keckiella cordifolia
Steve Boyd, Tim Ross and Laurel Arnseth
1990-4-8
4426
Los Angeles
San Clemente Island. East side of island, near Malo Point, first canyon south of Bryce Canyon.
Comment
UCR107791
Kochia californica
Steve Boyd, J. M. Porter, Z. Lederman
1998-4-27
10152
Los Angeles
Mojave Desert, Antelope Valley, Amargosa Creek drainage at W G Street, west of Hwy 14, SW of Rosamond Dry Lake.
793
Comment
RSA507963
Koeleria macrantha
Steve Boyd, C. Boyd, K. Boyd, R. Noyes, L. Arnseth
1988-5-28
2281
Riverside
Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest.
1500
Comment
RSA599653
Koeleria macrantha
Steve Boyd, Lauren Raz
1997-5-1
9671
Los Angeles
Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon.
1463
Comment
SBBG118895
Krameria bicolor
S. Boyd with S. Vanderplank, V. Arvizu
2004-10-13
11596
San Bernardino
Ivanpah Valley, upper bajada at NE base of the Ivanpah Mtns, S of Interstate 15
Comment
UCD107080
Krameria bicolor
Steve Boyd; Tammy Morgan, Aydee Virgen, Sarah DeGroot, et al.
2004-5-14
11256
Imperial
Colorado Desert; Chocolate-Chuckwalla Mountains region: Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage. Within boundaries of U.S. Navy's Chocolate Mountans Aerial Gunnery Range.
570
Comment
RSA517842
Krameria grayi
Steve Boyd, Orlando Mistretta
1986-3-13
1477
Riverside
West Side Palen Mts: NE of Desert Center; first large canyon at NW tip of western segment of range.
Comment
UCR200303
Krameria grayi
Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault
2004-5-14
11228
Riverside
Colorado Desert; Chocolate-Chuckwalla Mountains, western base of the Chocolate Mountains, small canyon c. 1.25 mi due north of Imperial Co. line and c. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range
549
Comment
RSA650302
Krascheninnikovia lanata
Bob Boyd
1978-04
s.n.
San Bernardino
Barstow Area.
Comment
UCR108176
Krascheninnikovia lanata
Steve Boyd, Kent Hughes
1998-4-28
10215
Kern
Southern Sierra Nevada, Piute Range, Jawbone Canyon. southeast of confluence with Hoffman Canyon, north base of Chuckwalla Mountain
866
Comment
RSA522307
Lactuca serriola
Steve Boyd
1989-7-9
3777
Riverside
City of Riverside, 4863 Rubidoux Ave.
Comment
UCR21851
Lactuca serriola
Steve Boyd
1980-7-16
s.n.
Riverside
Perris Basin, Motte Reserve, 2.5 miles NW of Perris, west edge of the reserve c. 1/4 mile north of the Motte's house
520
Comment
UCR147720
Lagophylla ramosissima
Steve Boyd, Et al.
2001-8-24
10427
San Bernardino
Transverse Ranges; San Bernardino Mountains region, Northwest end of the range, vicinity of Burnt Flats, off of extension of Highway 173, the ''Old Toll Road'', south of Deep Creek, west of Kinley Creek.
427
Comment
RSA525436
Lamarckia aurea
Steve Boyd, Dave Bramlet
1990-4-29
4481
Riverside
Lake Skinner County Park, S flank of Bachelor Mountain.
Comment
RSA701912
Langloisia punctata
Steve Boyd, Michael Denslow
2004-3-23
10608
San Bernardino
Lavic Mountain, southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) along powerline/pipeline access road.
Comment
UCR218304
Langloisia setosissima
Steve Boyd
2010-4-18
12224
Inyo
Mojave Desert; North Mojave Desert region, Northwest base of Dublin Hills, south of Hwy 178, northwest of Shoshone
671
Comment
RSA335148
Lappula occidentalis var. occidentalis
Steve Boyd, Karlin G. Marsh
1985-6-11
1174
San Bernardino
San Bernardino Mountains. Bear Valley area. North shore of Baker Lake, about 1 mile east of the Stanfield Cut-off.
Comment
CAS-BOT-BC170764
Larrea tridentata
Steve Boyd; Carol Boyd
2007-4-22
11729
San Bernardino
North base of the sheephole Mountains, just northeast of Sheephole pass, east of Amboy Road - Mojave Desert, Southcentral Mojave Desert region
670
Comment
RSA594350
Larrea tridentata
Steve D. Boyd, Lauren Raz
1996-10-14
9057
Los Angeles
Liebre Mountains region, near the head of Soledad Canyon, just north of the confluence of Kentucky Springs Canyon, strip of undeveloped land between Sierra Highway and Highway 14, just west of Vincent Fire Station.
939
Comment
RSA678448
Larrea tridentata
Steve D. Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky
2003-4-17
10447
Riverside
East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station.
Comment
UCR148383
Larrea tridentata
Steve Boyd, Tammy Morgan
2004-3-30
10682
San Bernardino
Central Mojave Desert, S end of the Cady Mountains, NW of Ludlow (N of Interstate 40) about hill topped with communication towers
854
Comment
SBBG87700
Larrea tridentata
S. Boyd
1986-2-15
1267
Unknown
E slope of Sierra Juarez, ca. 1 mi S of Cantu Palms, lower Bajada on rd to Cantu Palms
Comment
UCR48374
Lasthenia coronaria
Steve Boyd
1986-5-1
1821
Riverside
S slopes of Bachelor Mtn, east end of Lake Skinner
Comment
RSA552711
Lasthenia gracilis
Steve Boyd, Tim Ross, Orlando Mistretta
1992-2-25
6680
Riverside
Santa Ana Mountains, San Mateo Canyon Wilderness Area. Along San Mateo Tril from junction 7S04 & 7S01 upstream to southern end of Potrero de la Cienega, but primarily about Tenaja Falls.
396
Comment
RSA560359
Lasthenia gracilis
Steve Boyd
1992-4-14
6822
Riverside
Santa Ana Mountains, San Mateo Canyon Wilderness Area. Western edge of Oak Flats area along Bluewater Tributary from Verdugo Tributary S to crest of ridge W side Bluewater Canyon.
732
Comment
RSA612096
Lasthenia gracilis
Steve Boyd, Kent Hughes
1998-4-28
10212
Kern
Southern Sierra Nevada, Piute Range: Jawbone Canyon, southeast of confluence with Hoffman Canyon, north base of Chuckwalla Mountain.
823
Comment
UCR68935
Lasthenia gracilis
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-7
4220
Los Angeles
Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side
183
Comment
UCR71379
Lasthenia gracilis
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-8
4384
Los Angeles
Channel Islands, San Clemente Island: E side of the island, near Malo Point, third canyon south of Bryce Canyon
427
Comment
RSA527753
Lasthenia gracilis
Steve Boyd, Tim Ross, L. Arnseth
1990-4-8
4322
Los Angeles
San Clemente Island: E side of canyon, Bryce Canyon near Malo Point.
Comment
RSA570748
Lathyrus vestitus
Steve Boyd, W. Appleby
1993-4-8
7967
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, upper Devil Canyon, vicinity of Mud Spring.
671
Comment
RSA726816
Lathyrus vestitus var. vestitus
Steve Boyd, Heidi Bigelow
2004-4-5
10826
San Diego
Pine Hills area, between Magee Flat and Deadman Flat along Eagle Peak Rd.
Comment
SBBG96848
Lathyrus vestitus var. vestitus
S. Boyd with T. Ross, L. Arnseth
1990-4-7
4209
Los Angeles
lower half of China Cyn, dunes at cyn mouth
Comment
SBBG96635
Lavatera cretica
S. Boyd with O. Mistretta, L. Arnseth, B. O'Brien, T. Hayduk
1990-4-6
4171
Los Angeles
head of Larkspur cyn, E side of island, S of US Navy site called 'Jack
213
Comment
CHSC101203
Layia glandulosa
Steve Boyd; Valentin Arvizu
2008-5-1
11938
Kern
Sierra Nevada; Southern Sierra Nevada region: Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley.
1417
Comment
UC1928633
Layia glandulosa
Steve Boyd, Valentin Arvizu
2008-5-1
11938
Kern
Sierra Nevada; Southern Sierra Nevada region; Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley.
Comment
OBI56583
Layia pentachaeta subsp. pentachaeta
Steve Boyd, Andrew C. Sanders, R. T. Hawke, Shaun Hawke, Susan Hobbs, Paul Hobbs
1997-4-20
9581
Kern
San Emigdio Range: Pleito Hills region, San Emigdio ranch, ridge on W side of Pleito Cyn, approx 4.5 air mi due N of Antimony Peak. T10N R21W N1/2 sec 22
1219
Comment
RSA593885
Layia platyglossa
Steve Boyd, David E. Bramlet
1996-4-19
8615
Riverside
San Jacinto Valley, ca 2 air miles NE of Winchester and 0.5 mi W of Ryan Airfield in the upper Salt Creek floodplain, at the N end of California Avenue, N of Stetson Avenue, W of the Metropolitan Water District canal.
457
Comment
RSA395899
Layia platyglossa subsp. campestris
Steve Boyd
1986-4-22
1764
Riverside
Temescal Canyon; W side of Indian Wash, S of I-15
Comment
RSA522763
Layia platyglossa subsp. campestris
Steve Boyd, L. Arnseth
1990-3-29
3870
Riverside
Vail Lake area, cinder cone ridge at N side of mouth of Temecula Creek Canyon and adjacent benches on S Flank of Big Oak Mountain.
396
Comment
RSA524597
Layia platyglossa subsp. campestris
Steve Boyd, Tim Ross, L. Arnseth
1990-3-29
3912
Riverside
Vail Lake area, summit of Big Oak Mtn, N. of lake.
793
Comment
RSA527736
Layia platyglossa subsp. campestris
Steve Boyd, Tim Ross, L. Arnseth
1990-4-8
4303
Los Angeles
San Clemente Island: east side of the island, near Malo Point, 1st canyon south of Bryce Canyon.
Comment
RSA502516
Lemna minor
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-5-7
3573
Riverside
Vail Lake area, along Arroyo Seco drainage from jtn. with Kolb Creek, S to w/in 1/4 mi Hwy 79.
457
Comment
RSA583473
Lepechinia ganderi
Steve Boyd, Mark A. Elvin
1995-8-3
8521
San Diego
Otay Mountain, upper O Neil Canyon drainage on west side of the mountain along Otay Mountain Truck Trail, 2.2 miles west of Dog House Junction.
823
Comment
RSA735683
Lepechinia rossii
Steve Boyd, Valentin Arvizu
2004-6-8
11534
Ventura
Topa Topa Mountains, east of Sespe Canyon near upper end of Tar Creek Road (and trail).
762
Comment
CAS-BOT-BC88784
Lepidium appelianum
Steve Boyd; Dave Bramlet
1986-6-9
1942
Tulare
Southern Sierra Nevada Mountains. Chimney Creek Canyon at Chimney Meadow, north base peak 7155.
1859
Comment
CAS-BOT-BC89468
Lepidium fremontii
S. Boyd; D. Charlton; L. Arnseth; S. Meury; D. Nordin; R. Noyes; T. Ross
1988-4-8
1607
San Bernardino
South side of Ord Mountain. North of Lucerne Valley. 10 miles north of the Bear Valley Road on Camp Rock Road.
1371
Comment
CAS-BOT-BC89470
Lepidium fremontii
Steve Boyd; Tammy Morgan
2004-3-30
10687
San Bernardino
Mojave Desert. Central Mojave Desert Region. Southern end of the Cady Mountains northwest of Ludlow.
854
Comment
RSA515175
Lepidium fremontii
Steve Boyd
1986-3-31
1566
Los Angeles
Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills.
Comment
UCR148364
Lepidium fremontii
Steve Boyd, Michael Denslow
2004-3-23
10635
San Bernardino
Central Mojave Desert, Lavic Mountain, southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) along powerline/pipeline access road
Comment
RSA535492
Lepidium lasiocarpum
Steve Boyd, Timothy S. Ross, Orlando Mistretta
1992-2-2
6640
Riverside
Santa Ana Mountains, San Mateo Canyon Wilderness of the Cleveland National Forest. Upper San Mateo Canyon between confluence of Tenaja Canyon and Los Alamos Canyon.
Comment
RSA678339
Lepidium lasiocarpum
Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky
2003-4-17
10476
Riverside
East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station.
Comment
RSA701548
Lepidium lasiocarpum
Steve Boyd, Tammy Morgan
2004-3-30
10739
San Bernardino
Mojave Desert; Central Mojave Desert region: Pisgah lava beds just S of old Route 66 and I-40 W of Ludlow and 7.8 miles E of Fort Cady Road.
600
Comment
RSA731050
Lepidium lasiocarpum
Steve Boyd, LeRoy Gross
2008-4-11
11876
Inyo
Southwestern base of Dublin Hills at eastern edge of lower Greenwater Valley, west of Shoshone, bajada east of Furnace Creek Wash Road, north and east to lowest rocky slopes and outlying hills.
580
Comment
SD217251
Lepidium lasiocarpum
Steve Boyd, Tim Ross and Orland Mistretta
1992-2-2
6640
Riverside
Santa Ana Mountains, San Mateo Canyon Wilderness of the Cleveland National Forest; Upper San Mateo Canyon between confluence of Tenaja Canyon and Los Alamos Canyon.
Comment
UCR51947
Lepidium lasiocarpum
Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross
1988-3-10
2122
Riverside
Sonoran (Colorado) Desert, N end of the Palen Mtns, 2 miles west of Palen Pass
300
Comment
RSA496359
Lepidium nitidum
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-3-19
3033
Riverside
Vail Lake area, 0.5 mi WNW of dam, clay soil deposits on dissected bench, S flank Oak Mountain.
488
Comment
RSA702257
Lepidium nitidum
Steve Boyd, Heidi Bigelow
2004-4-5
10832
San Diego
Pine Hills area, between Magee Flat and Deadman Flat along Eagle Peak Rd.
Comment
RSA544286
Lepidium virginicum var. pubescens
Steve Boyd, Timothy S. Ross
1991-6-14
6361
Riverside
Warm Springs Creek at NE end of Hogbacks ridge from Alamos Rd. S to confluence w/ Adobe Springs tributary, 2-3 miles NW of Murrieta Hot Spings.
Comment
RSA575857
Lepidospartum squamatum
Steve Boyd
1980-9-22
s.n.
Riverside
Lakeview Mountains, Juniper Flats area along Juniper Flats Rd. at '4 J's Ranch.'
Comment
UCR21995
Lepidospartum squamatum
Steve Boyd
1980-7-12
334
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau
610
Comment
UCR77762
Lepidospartum squamatum
Steve Boyd
1991-9-8
6430
Riverside
Peninsular Range, Aguanga Valley, sandy wash of Temecula Creek, south of Hwy 79 at jct with Hwy 371
600
Comment
RSA628352
Leptochloa panicea subsp. mucronata
Steve Boyd
1998-10-4
10293
Riverside
Backyard orchard at 4863 Rubidoux Avenue.
Comment
RSA527632
Leptosiphon bicolor
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-8
4388
Los Angeles
San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon.
Comment
RSA571535
Leptosiphon breviculus
Steve Boyd, D. L. Banks, Orlando Mistretta
1994-4-29
8298
Los Angeles
Northern slope of the San Gabriel Mountains, Angeles National Forest, side draw on southeastern side of Mt. Emma, Santiago Canyon drainage.
1158
Comment
HSC66027
Leptosiphon ciliatus
D. Boyd, M. Eichelberger, Tim Messick, T. Ranker
1980-4-19
24
Lake
Along Walker Ridge Rd., 2.65 mi. S of junction with access road to Indian Valley Dam
Comment
RSA525413
Leptosiphon lemmonii
Steve Boyd, Yvonne Rasmussen, Hugo Cota
1990-5-3
4521
Riverside
San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake.
Comment
UCD118860
Leptosiphon liniflorus
Steve Boyd
1986-5-7
1850
Riverside
Temescal Canyon, Terrace escarpment between Horsethief wash and Indian Truck Trail, south of I-15.
Comment
RSA500979
Leptosiphon parviflorus
Steve Boyd, L. Arnseth, T. S. Ross
1989-4-1
3144
Riverside
Vail Lake area, ridge along N edge Oak Mountain, 1.5-2.0 miles W of the dam.
518
Comment
RSA525323
Leptosiphon pygmaeus subsp. continentalis
Steve Boyd, A. C. Sanders, Mark Skinner
1990-4-28
4454
Riverside
Vail Lake area, low, sedimentary hills to E of USFS Dripping Springs Campground along Arroyo Seco Crk, S of Hwy 79.
488
Comment
RSA612151
Leptosiphon pygmaeus subsp. pygmaeus
Steve Boyd, Kent Hughes
1998-5-5
10180
Los Angeles
Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail.
1158
Comment
RSA670048
Leptosyne californica
R. S. Boyd
1978-4-2
s.n.
San Bernardino
Barstow
Comment
RSA570250
Lesquerella tenella
Steve Boyd, Timothy S. Ross, Walter Appleby
1993-3-20
7879
San Bernardino
Fenner Valley,east of the Providence Mts., along power line road 2.5 miles east of intersection of Black Canyon Road and Essex Road.
900
Comment
SD136871
Lesquerella tenella
Steve Boyd, Tim Ross and Walter Appleby
1993-3-20
7879
San Bernardino
Fenner Valley, east of the Providence Mountains, along power line road 2.5 miles east of intersection of Black Canyon Road and Essex Road.
900
Comment
RSA594855
Lessingia glandulifera var. glandulifera
Steve Boyd, Lauren Raz
1996-10-8
8984
Los Angeles
Liebre Mountains region, Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon.
610
Comment
RSA600211
Lessingia glandulifera var. peirsonii
Steve Boyd, Lauren Raz
1997-5-28
9897
Los Angeles
Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain.
866
Comment
SD230174
Lessingia lemmonii var. peirsonii
Steve Boyd, Laura Moore, Mike Wall
1997-7-24
10022
Los Angeles
Liebre Mountains Region: Summit of Liebre Mountain, saddle between Richardson and Bear canyons, along Forest Service Road 7N23, 0.05 miles east of junction with road to Bear Gulch Camp (7N23A).
1646
Comment
RSA335160
Leymus triticoides
Steve Boyd, Karlin G. Marsh
1985-6-11
1135
San Bernardino
Bear Valley area, North shore of Baker Lake, about 1 mile east of the Stanfield Cut-off.
Comment
RSA335169
Limosella acaulis
Steve D. Boyd, Karlin Marsh
1985-6-11
1146
San Bernardino
Bear Valley area; North shore of Baker Lake, about 1 mile east of the Stanfield Cut-off.
Comment
RSA593409
Linanthus androsaceus subsp. luteolus
Steve Boyd
1996-5-17
8812
San Diego
Anza Bench region (extensive upland area north of Palomar Mountains and Warner Valley, and south of the San Jacinto Mountains) northwest of Hot Springs Mountain, along 9S05 ca. 1.5 miles northwest of Indian Flats Campground., Cleveland National Forest; in low gradient drainage which heads southeast to the San Luis Rey River.
1170
Comment
UCR148200
Linanthus androsaceus subsp. luteolus
Steve Boyd, LeRoy Gross
2004-5-4
11029
San Diego
Peninsular Ranges; Anza Bench region, hills north of Warner Springs, Indian Flats Campground of Cleveland National Forest along Road 9S05
1098
Comment
UCR48358
Linanthus androsaceus subsp. micranthus
Steve Boyd
1986-5-1
1802
Riverside
Perris-Aguanga Basin region, southwestern Perris Basin, hill west of Skunk Hollow, Skunk Hollow vernal pool
488
Comment
UCR200790
Linanthus aureus
Steve Boyd, Valentin Arvizu
2008-5-1
11906
Kern
Southern Sierra Nevada Range, Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley
1463
Comment
UCR15924
Linanthus aureus subsp. decorus
Steve Boyd
1978-4-23
3
San Bernardino
Eastern Mojave Desert, S end Kelso sand dunes.
Comment
RSA387383
Linanthus bigelovii
Steve Boyd, M. Doyle, B. Roy, Sara Meury
1986-4-12
1666
San Bernardino
Lucerne Valley, just E of Rabbit Dry Lake, off Hwy. 18.
Comment
RSA543152
Linanthus bigelovii
Steve Boyd, T. S. Ross, Mike Hammitt
1991-5-2
6021
Riverside
Vail Lake region, alluvial benches along Kolb Creek, S of Hwy 79 at Jtn w/ Woodchuck Rd.
494
Comment
SBBG101706
Linanthus dianthiflorus
S. Boyd with T. Ross, M. Hammitt
1991-5-2
6081
Riverside
SW and W flanks of Billy Goat Mtn, 3 mi N of Hwy 79, 1 mi W of Hwy 371, N of Aguanga
600
Comment
UCR22120
Linanthus lemmonii
Steve Boyd
1980-4-13
126
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau
610
Comment
UCR48511
Linanthus lemmonii
Steve Boyd
1986-4-2
1633
Riverside
Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau
640
Comment
UC1595629
Linanthus liniflorus
Steve Boyd and Dave Bramlet
1991-5-13
6253
Riverside
ese of Winchester (n side of Domenigoni-Diamond Valleys, ridge top s of s end of Warren Rd); Domenigoni Hills
548
Comment
RSA515215
Linanthus parryae
Steve Boyd
1986-3-30
1516
Los Angeles
Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills.
Comment
RSA730928
Linanthus parryae
Steve Boyd, Valentin Arvizu
2008-5-1
11907
Kern
Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley.
1372
Comment
UCR107804
Linanthus pygmaeus
Steve Boyd, Kent Hughes
1998-5-5
10180
Los Angeles
Liebre Mountains, Portal Ridge, north of the San Andreas Rift Zon, in the Cow Spring drainage along the Pacific Crest Trail.
1159
Comment
UCR48508
Linanthus pygmaeus
Steve Boyd
1986-4-13
1688
Riverside
Gavilan Hills, Harford Springs County Park, between creek and W flank of 'Cross Mountain
Comment
CAS-BOT-BC432281
Lithophragma affine
Steve Boyd; Tim Ross; Laurel Arnseth; Jaime Bonilla
1990-4-2
3994
Riverside
Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Sta.
609
Comment
UC1871069
Lithophragma affine
Steve Boyd, Walter Appleby
1993-4-8
7927
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, upper Devil Canyon from road 8S01 downstream to vicinity of Mud Spring.
655
Comment
UC1871199
Lithophragma affine subsp. affine
Steve Boyd, W. Appleby
1969-12-31
7969
San Diego
Peninsular Ranges; Santa Ana Mountains region; Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, upper Devil Canyon, vicinity of Mud Spring. T8S R5W SW/4 SE/4 sec 22. elev. ca. 2200 ft.
Comment
CAS-BOT-BC432214
Lithophragma bolanderi
Steve Boyd; Walter Appleby
1993-4-22
7983
Los Angeles
Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos spring, head of Los Pinetos Canyon.
975
Comment
SBBG96971
Lithophragma maximum
S. Boyd with T. Ross, L. Arnseth
1990-4-8
4318
Los Angeles
near Malo Pt, second cyn S of Bryce Cyn
Comment
UCR71304
Lithophragma maximum
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-8
4318
Los Angeles
Channel Islands, San Clemente Island: E side of island near Malo Point, second canyon south of Bryce Canyon
Comment
HSC66159
Lithophragma parviflorum
D. Boyd, M. Eichelberger, Tim Messick, T. Ranker
1980-5-3
59
Trinity
Philpot Creek Campground.
808
Comment
RSA592851
Lithophragma parviflorum
Steve Boyd, Orlando Mistretta
1996-5-1
8755
Los Angeles
Liebre Mountains, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08.
1524
Comment
RSA525352
Loeflingia squarrosa
Steve Boyd, A. C. Sanders, Mark Skinner
1990-4-28
4450 -A
Riverside
Vail Lake area, benches along Kolb Creek, W of Dripping Springs, N of Hwy 79.
488
Comment
RSA678341
Loeflingia squarrosa
Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky
2003-4-17
10478
Riverside
East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station.
Comment
RSA731102
Loeflingia squarrosa
Steve Boyd, Valentin Arvizu
2008-5-1
11962
Kern
Southern Sierra Nevada region: Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley.
1372
Comment
UC1979640
Loeflingia squarrosa
Steve Boyd, D. L. Banks
1995-4-6
8436
San Diego
Palomar Range,northeastern flank of Agua Tibia Mountain at the Crosley Homestead, north of Eagle Crag, near the gate along the old Crosley Road at the crossing of Arroyo Seco.
Comment
SD231407
Loeseliastrum matthewsii
Steve Boyd, Valentin Arvizu
2008-5-2
11996
Kern
Sierra Nevada: Southern Sierra Nevada Region: Piute Mountains, Kelso Valley, east of Sorrell Peak and St. John Ridge along Kelso Valley Road at junction with dirt road to Whitney Well.
1341
Comment
RSA670043
Loeseliastrum matthewsii
R. S. Boyd
1978-5-6
s.n.
San Bernardino
5 miles north of Barstow.
Comment
HSC85384
Logfia arizonica
Steve Boyd
1986-4-10
1642
Riverside
Temscal Canyon: Along DePalma Rd. between Indian Truck Trail and Horsethief Canyon. 1.0 mi. E of Indian Truck Trail
Comment
UCR59770
Logfia arizonica
Steve Boyd, T. S. Ross, L. Arnseth
1989-3-19
3043
Riverside
Peninsular Range, Vail Lake area, 0.75 mi NW of dam, S flank Oak Mountain
622
Comment
CAS-BOT-BC342252
Logfia filaginoides
Steve Boyd
1986-4-19
1695
Riverside
Temescal Canyon: E side of Indian Wash between I-15 and Temescal Canyon Road
Comment
CAS-BOT-BC342254
Logfia filaginoides
Steve Boyd; Tim Ross; Laurel Arnseth; Jaime Bonilla
1990-4-2
4044
Riverside
Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Sta.
609
Comment
UC1719681
Logfia filaginoides
Steve Boyd, Naomi Fraga
2004-4-27
10998
San Diego
Peninsular Ranges; Anza Bench region; Warner Springs area, rolling terrain near the Pacific Crest Trail, south of Highway 79 and west of the Warner Springs resort.
898
Comment
CAS-BOT-BC342364
Logfia gallica
Steve Boyd
1992-4-21
6960
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Southern flanks of Miller Mountain
853
Comment
RSA575975
Lolium perenne
Steve Boyd
1981-1-25
s.n.
Riverside
Gavilan Hills region, upper Dawson Canyon, just west of the Gavilan Plateau
610
Comment
RSA520736
Lomatium dissectum var. multifidum
Steve Boyd, Dave Bramlet
1986-6-9
1919
Tulare
Chimney Creek Canyon, Saddle on E flank Peak 7155
2141
Comment
RSA525329
Lomatium lucidum
Steve Boyd, Andy Sanders, Mark Skinner
1990-4-28
4460
Riverside
Vail Lake area, low, sedimentary hills to E of USFS Dripping Springs Campground along Arroyo Seco Crk, S of Hwy 79.
488
Comment
RSA526498
Lomatium lucidum
Steve Boyd, Timothy S. Ross
1990-5-11
4693
Riverside
Vail Lake area, N flank and summit of Wild Horse Peak in Agua Tibia Mtns, Cleveland Nat. Forest.
610
Comment
RSA730912
Lomatium mohavense subsp. mohavense
Steve Boyd, Valentin Arvizu
2008-5-1
11903
Kern
Southern Sierra Nevada region: Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley.
1372
Comment
UCR200798
Lomatium mohavense subsp. mohavense
Steve Boyd, Valentin Arvizu
2008-5-1
11903
Kern
Southern Sierra Nevada Range, Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley
1463
Comment
UC1929924
Lomatium nevadense var. parishii
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10531
Tulare
Sierra Nevada; Southern Sierra Nevada region; Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak).
2509
Comment
OBI37537
Lonicera subspicata
Steve Boyd
1985-7-30
1062
San Diego
Lower Cottonwood Canyon, near its confluence with De Luz Crk
Comment
RSA334667
Lonicera subspicata var. denudata
Steve Boyd
1985-7-30
1062
San Diego
Lower Cottonwood Canyon, near its confluence with De Luz Creek.
Comment
RSA561575
Lonicera subspicata var. denudata
Steve Boyd, Orlando Mistretta
1993-5-17
8144
Los Angeles
north of sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Ridge on west side of Sombrero Canyon at the western edge of the forest
792
Comment
UCR48376
Lonicera subspicata var. johnstonii
Steve Boyd
1986-5-7
1831
Riverside
Peninsular Range, Temescal Canyon, terrace escarpment between Horsethief Wash and Indian Truck Trail, south of Hwy I-15
366
Comment
RSA583362
Lotus argophyllus
Steve Boyd, Darin Banks
1995-4-5
8418 -B
Riverside
Palomar Range, Agua Tibia Wilderness Area, northern flank of Agua Tibia Mountain at the eastern edge of the Dripping Springs Alcove in tributary of Arroyo Seco, west of the lower Dripping Springs Trail, just south of the Wilderness boundary.
579
Comment
RSA583817
Lotus argophyllus var. argophyllus
Steve Boyd, Darin Banks
1995-4-6
8463
San Diego
Palomar Range, Agua Tibia Wilderness Area, northeastern flank of Agua Tibia Mountain, main trunk of Arroyo Seco from the Wilderness boundary south to the confluence with the major tributary from the west, at the north base of Eagle Crag.
854
Comment
RSA561596
Lotus crassifolius var. crassifolius
Steve Boyd
1993-5-24
8165
Los Angeles
Ridgeline SE of saddle leading to May Peak
1097
Comment
RSA522778
Lotus hamatus
Steve Boyd, T. S. Ross, L. Arnseth
1990-3-29
3885
Riverside
Vail Lake area, cinder cone ridge at N side of mouth of Temecula Creek Canyon and adjacent benches on S Flank of Big Oak Mountain.
396
Comment
RSA678443
Lotus hamatus
Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky
2003-4-17
10499
Riverside
East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station.
Comment
RSA552712
Lotus heermannii
Steve Boyd, T. S. Ross, Orlando Mistretta
1992-2-25
6681
Riverside
Santa Ana Mountains, San Mateo Canyon Wilderness Area. Along San Mateo Tril from junction 7S04 & 7S01 upstream to southern end of Potrero de la Cienega, but primarily about Tenaja Falls.
396
Comment
RSA575844
Lotus heermannii
Steve Boyd
1982-11-2
s.n.
Riverside
Gavilan Hills region, Temescal Canyon at the confluence of Estelle Creek and Temescal Creek, at the northern end of the entrenched meander of Temescal Creek at the western base of Estelle Mountain
329
Comment
UCR48479
Lotus humistratus
Steve Boyd
1986-4-2
1586
Riverside
Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau
640
Comment
UCR99354
Lotus humistratus
Steve Boyd, A. C. Sanders, R. T. Hawke, Shaun Hawke, , S. Hobbs, P. Hobbs
1997-4-20
9550
Kern
San Emigdio Range, Pleito Hills, San Emigdio Ranch, ridge on W side of Pleito Canyon, c. 4.5 air mi due north of Antimony Peak
1220
Comment
RSA518045
Lotus oblongifolius
Steve Boyd, Dave Bramlet, Bob Boyd
1986-6-9
1889
Tulare
Chimney Creek Canyon, side canyon south of peak 7155, S of Chimney Meadow.
1738
Comment
RSA515486
Lotus procumbens var. jepsonii
Steve Boyd, Dave Bramlet, Bob Boyd
1986-6-9
1880
Tulare
Chimney Creek Canyon, side canyon So. Peak 7155 south of Chimney Creek Meadow.
Comment
UCR21848
Lotus purshianus
Steve Boyd
1980-7-16
s.n.
Riverside
Perris Basin, Motte Reserve, 2.5 miles NW of Perris, west edge of the reserve c. 1/4 mile north of the Motte's house
520
Comment
UCR160037
Lotus salsuginosus
Steve Boyd, V. Arvizu
2004-6-8
11510
Ventura
Transverse Ranges; Mount Pinos region, Topa Topa Mountains, Tar Creek, east of its confluence with Sespe Canyon near point where stream is crossed by Tar Creek Road trail
610
Comment
RSA599687
Lotus salsuginosus var. salsuginosus
Steve Boyd, Lauren Raz
1997-5-6
9705
Los Angeles
Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24.
610
Comment
RSA701050
Lotus scoparius
Steve Boyd, Amber Maurice
2004-5-18
11340
Los Angeles
Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain.
610
Comment
UC1929589
Lotus scoparius var. brevialatus
Steve Boyd
2007-4-20
11725
Riverside
Peninsular Ranges; Perris-Aguanga Basin region; Southeastern end of the Gavilan Hills, north of Warm Springs Valley at upper end of ''Walsh Canyon,'' ca. o.5 miles from junction with Lindel (aka Stovepipe) Road, on southwest facing slope just above old Melia azedarach and across from driveway leading t
549
Comment
RSA485351
Lotus strigosus
Steve Boyd
1987-4-14
2037
Los Angeles
Rincon - Red Box Rd. S. of Rincon Forest Station, N. of Glendora
Comment
RSA559435
Lotus strigosus
Steve Boyd
1992-4-15
6857
Riverside
Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. dowstream to the confluence with San Mateo Creek.
335
Comment
RSA571312
Lotus strigosus
Steve Boyd, Darin Banks
1994-4-5
8261
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, in the vicinity of Oak Flats east of Verdugo Potrero.
Comment
RSA571502
Lotus strigosus
Steve Boyd, T. S. Ross
1994-3-29
8235
San Diego
Southwestern Cyamaca Mountians, Clevland National Forest, southwest slope of Poser Mountain, at northern edge of Viejas Grande and Conejos Valley Road.
762
Comment
UCR160321
Lotus strigosus
Steve Boyd, T. S. Ross
1992-4-29
7110
San Diego
Peninsular Range; Southern Santa Ana Mtns, San Mateo Canyon Wilderness Area. E flank of San Mateo Canyon, along the Clark Trail the canyon bottom to the crest of the ridge dividing Cold Spring and San Mateo Canyons
518
Comment
RSA523473
Lotus strigosus var. strigosus
Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla
1990-4-2
4033
Riverside
Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station.
488
Comment
UCR151730
Lotus strigosus var. strigosus
Steve Boyd, Lisa Rojas
2004-5-26
11404
San Diego
Cuyamaca-Laguna Mtns, In-Ko-Pah Mtns, western flank of Thing Valley, northeast of transit station Posta, Cleveland National Forest along forest service road
1463
Comment
RSA543902
Lotus wrangelianus
Steve Boyd
1991-5-20
6267
Riverside
Temescal Canyon, S flank of Alberhill Mtn, W end adjacent to old clay mine area.
426
Comment
RSA599705
Lotus wrangelianus
Steve Boyd, Lauren Raz, T. S. Ross
1997-4-1
9453
Los Angeles
Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines.
793
Comment
RSA611628
Lotus wrangelianus
Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter
1998-3-24
10110
Los Angeles
Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon.
609
Comment
UC1595620
Lotus wrangelianus
Steve Boyd
1991-5-20
6267
Riverside
s flank Alberhill Mtn. (w end adjacent to old clay mine area); Temescal Cyn
426
Comment
RSA496358
Lupinus agardhianus
Steve Boyd, T. S. Ross, L. Arnseth
1989-3-19
3032
Riverside
Vail Lake area, 0.5 mi WNW of dam, clay soil deposits on dissected bench, S flank Oak Mountain.
488
Comment
RSA725340
Lupinus andersonii
Steve Boyd, Carol Boyd
2007-9-16
11763
Inyo
Rock Creek Lake Drainage, Kenneth Lake, on Tamarack Bench west of Wheeler Ridge and East Fork of Rock Creek.
3140
Comment
RSA517839
Lupinus arizonicus
Steve Boyd, Orlando Mistretta
1986-3-13
1469
Riverside
West side Palen Mts.: NE of Desert Center.
Comment
UC1563076
Lupinus arizonicus
Steve Boyd, Orlando Mistretta
1986-3-13
1463
Riverside
ne Desert Center (West side Palen Mts.); West Side Palen Mts., ne of Desert Center
Comment
UC1871201
Lupinus bicolor
Steve Boyd, Walter Appleby
1993-4-8
7970
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, upper Devil Canyon from road 8S01 downstream to vicinity of Mud Spring.
670
Comment
RSA561785
Lupinus bicolor subsp. marginatus
Steve Boyd
1992-4-14
6843
Riverside
San Mateo Canyon Wilderness Area; Western flank of Bluewater Canyon along Bluewater Trail
341
Comment Read comments Mar 23 2007
RSA562462
Lupinus bicolor subsp. marginatus
Steve Boyd, T. S. Ross
1992-5-5
7229
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Eastern portions of Oak Flats along the Bluewater Trail
732
Comment
RSA593445
Lupinus bicolor subsp. marginatus
Steve Boyd
1996-4-24
8646
Los Angeles
Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct.
1098
Comment
RSA359881
Lupinus bicolor subsp. microphyllus
Steve D. Boyd
1986-4-2
1599
Riverside
Gavilan Plateau, Gavilan Hills, Harford Springs County Park.
610
Comment
RSA526597
Lupinus bicolor subsp. microphyllus
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-7
4181
Los Angeles
San Clemente Island: Upper reaches of China Canyon, S end of island, W side.
Comment
RSA527750
Lupinus bicolor subsp. microphyllus
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-8
4316
Los Angeles
San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon.
Comment
SBBG96754
Lupinus concinnus
S. Boyd with T. Ross, L. Arnseth
1990-4-7
4281
Los Angeles
lower half of China Cyn, sand dunes at cyn mouth
Comment
SD152849
Lupinus concinnus
Steve Boyd, Tim Ross
1992-5-4
7198
Riverside
San Mateo Canyon Wilderness Area; Oak Flats area east of Verdugo Potrero.
730
Comment
UCR51927
Lupinus concinnus
Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross
1988-3-10
2117
Riverside
Sonoran (Colorado) Desert, N end of the Palen Mtns, 2 miles west of Palen Pass
300
Comment
UCR60918
Lupinus concinnus
Steve Boyd, T. S. Ross, L. Arnseth
1989-4-1
3166
Riverside
Peninsular Range, Vail Lake area; hills just to SW of the dam
488
Comment
RSA559939
Lupinus concinnus subsp. concinnus
Steve D. Boyd
1992-4-18
6890
Riverside
Buck Mesa, S of Lake Skinner, 1.8 mi E of main entrance rd to lake along Borell Rd.
Comment
UC1929768
Lupinus concinnus subsp. concinnus
Steve Boyd, Heidi Bigelow
2004-4-5
10834
San Diego
Peninsular Ranges; Cuyamaca-Laguna Mountains region; Pine Hills area, between Magee Flat and Deadman Flat along Eagle Peak Rd.
Comment
RSA395898
Lupinus densiflorus var. lacteus
Steve D. Boyd
1986-4-22
1763
Riverside
Temescal Canyon; W side of Indian Wash, S of I-15
Comment
RSA507949
Lupinus excubitus var. austromontanus
Steve D. Boyd
1988-5-28
2268
Riverside
Cahuilla Mountain, west of Anza, mostly along the crest.
1500
Comment
SBBG133730
Lupinus excubitus var. austromontanus
S. Boyd, M. Denslow, A. Maurice, S. Swartzentruber, A. Virgen
2003-6-27
10524
Tulare
Chimney Peak Recreation Area, summit of northern high point on Bear Mtn
2509
Comment
UC1929453
Lupinus formosus var. formosus
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10529
Tulare
Sierra Nevada; Southern Sierra Nevada region; Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak).
2509
Comment
RSA522743
Lupinus hirsutissimus
Steve D. Boyd
1990-3-29
3850
Riverside
Vail Lake area, cinder cone ridge at N side of mouth of Temecula Creek Canyon and adjacent benches on S Flank of Big Oak Mountain.
396
Comment
SEINET8152400
Lupinus hirsutissimus
S. Boyd
1990-1
3850
Unknown
Comment
SD136844
Lupinus latifolius var. parishii
Steve Boyd
1992-4-15
6851
Riverside
Santa Ana Mountains, San Mateo Canyon wilderness Area, Bluewater Canyon along Bluewater Tr. Downstream to the confluence with San Mateo Creek
334
Comment
RSA599453
Lupinus microcarpus
Steve Boyd, Lauren Raz, T. S. Ross
1997-4-1
9477
Los Angeles
Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines.
793
Comment
SD215538
Lupinus microcarpus var. microcarpus
Steve Boyd, Lauren Raz & Timothy S. Ross
1997-4-1
9477
Los Angeles
Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines
792
Comment
SEINET10488984
Lupinus sparsiflorus
Boyd
1987-4-14
BOYD 2057
Los Angeles
San gabriel mts., Ridge between pine mtn. And silver mtn. S of rincon - red box Rd., N of glendora. Firebreak in chaparral and burned chaparral. Erect annual, Fls. Blue. Common
Comment
SEINET12898764
Lupinus sparsiflorus
S. D. Boyd
1990-1
4561
Unknown
Comment
RSA395351
Lupinus sparsiflorus subsp. sparsiflorus
Steve D. Boyd
1986-4-22
1747
Riverside
Temescal Canyon; Stable alluvial benches of Indian wash just S of I-15.
Comment
RSA479512
Lupinus sparsiflorus subsp. sparsiflorus
Steve Boyd
1987-4-14
2057
Los Angeles
San Gabriel Mountains, ridge between Pine Mtn. and Silver Mtn. S. of Rincon - Red Box Rd, N of Glendora.
Comment
RSA569962
Lupinus sparsiflorus subsp. sparsiflorus
Steve D. Boyd, A. R. Roos, W. Appleby
1993-3-19
7856
San Bernardino
North base of Old Women Mountains, south of Essex, eastern Mojave Desert; Honeymoon Wash along Willow Springs road, 0.5 miles west of Sunflower Springs Road ('Cross-fire Camp').
1000
Comment
RSA572982
Lupinus sparsiflorus subsp. sparsiflorus
Steve D. Boyd
1986-4-22
1733
Riverside
Temescal Canyon: Walker Canyon area, where Alberhill Creek (=Temescal Creek) flows between Alberhill Mtn. and Gavilan Hills.
Comment
RSA526573
Lupinus sparsiflorus subsp. sparsiflorus
Steve D. Boyd, Tim S. Ross, L. Arnseth
1990-4-7
4281
Los Angeles
San Clemente Island, lower half of China Cyn, S end of Island, W side.
Comment
RSA501016
Lupinus succulentus
Steve Boyd, T. S. Ross, L. Arnseth
1989-4-1
3135
Riverside
Vail Lake area, ridge-top of volcanic substrate w/clay soil, 2 mi W of dam, at edge of escarpment E of Pauba Valley.
518
Comment
RSA522732
Lupinus succulentus
Steve D. Boyd, Tim S. Ross, L. Arnseth
1990-3-29
3837
Riverside
Vail Lake area, cinder cone ridge at N side of mouth of Temecula Creek Canyon and adjacent benches on S Flank of Big Oak Mountain.
396
Comment
RSA501042
Lupinus truncatus
Steve Boyd, T. S. Ross, L. Arnseth
1989-4-1
3163
Riverside
Vail Lake area, recent burn in hills just to SW of the dam.
488
Comment
RSA583371
Lupinus truncatus
Steve Boyd, Darin L. Banks
1995-4-5
8427
Riverside
Palomar Range, Agua Tibia Wilderness Area, northern flank of Agua Tibia Mountain at the eastern edge of the Dripping Springs Alcove in tributary of Arroyo Seco, west of the lower Dripping Springs Trail, just south of the Wilderness boundary.
579
Comment
HSC66147
Luzula comosa
D. Boyd, M. Eichelberger, Tim Messick, T. A. Ranker
1980-5-3
48
Trinity
Philpot Creek Campground.
808
Comment
CAS-BOT-BC176674
Lycium andersonii
Steve Boyd; Tammy Morgan; Aydee Virgen; Sarah DeGroot; Valentin Arvizu; Tim Thibault
2004-5-14
11266
Imperial
Colorado Desert; Chocolate-Chuckwalla Mountains region: Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range
570
Comment
CAS-BOT-BC231413
Lycium andersonii
Steve Boyd; S. Meury; R. Noyes; L. Arnseth; D. Nordin; T. Ross
1988-3-10
2178
Riverside
Palen Pass at the N. end of the Palen Mtns.
500
Comment
CAS-BOT-BC233422
Lycium andersonii
S. Boyd; D. Charlton; L. Arnseth; S. Meury; D. Nordin; R. Noyes; T. Ross
1988-4-8
1619
San Bernardino
South Side of Ord Mtn. North of Lucerne Valley, 10 miles N of the Bear Valley Road on Camp Rock Road
1371
Comment
OBI70077
Lycium andersonii
S. Boyd, D. Charlton, L. Arnseth, S. Meury, D. Nordin, R. Noyes, T. Ross
1988-4-8
1619
San Bernardino
S side of Ord Mt N of Lucerne Valley. 10 mi N of the Bear Valley rd on Camp Rock rd
1372
Comment
RSA480089
Lycium andersonii
Steve D. Boyd, Sara Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross
1988-3-10
2178
Riverside
Palen Pass at the north end of the Palen Mountains.
500
Comment
RSA491627
Lycium andersonii
Steve D. Boyd, D. Charlton, L. Arnseth, S. Meury, D. Nordin, Richard Noyes, T. S. Ross
1988-4-8
1619
San Bernardino
South side of Ord Mtn. N of Lucerne Valley. 10 miles N of the Bear Valley Rd. on Camp Rock Rd.
1372
Comment
RSA594353
Lycium cooperi
Steve D. Boyd, Lauren Raz
1996-10-14
9060
Los Angeles
Liebre Mountains region, near the head of Soledad Canyon, just north of the confluence of Kentucky Springs Canyon, strip of undeveloped land between Sierra Highway and Highway 14, just west of Vincent Fire Station.
939
Comment
RSA526647
Lyonothamnus floribundus subsp. aspleniifolius
Steve D. Boyd, Tim S. Ross, Laurel Arnseth
1990-4-7
4207
Los Angeles
San Clemente Island, lower half of China Cyn, S end of Island, W side.
Comment
UCR124135
Lythrum californicum
Steve Boyd
1989-7-7
3766
Riverside
Peninsular Range, Upper Temscal Canyon at SE end of Alberhill Mtn. south of I-15 at Nichols Rd. exit
381
Comment
UCR138865
Machaeranthera canescens subsp. canescens
Steve Boyd, Pesach Lubinsky
1998-8-10
10269
San Bernardino
San Bernardino Mountains, NW flank of Sugarlump (a.k.a. Bear Mountain), head of Deer Canyon
2585
Comment
SD230176
Madia elegans subsp. wheeleri
Steve Boyd, Laura Moore, Mike Wall
1997-7-24
10021 B
Los Angeles
Liebre Mountains Region: Summit of Liebre mountain, saddle between Richardson and Bear canyons, along Forect Service Road (7N23), 0.05 miles east of junction with road to Bear Gulch Camp (7N23A).
1646
Comment
RSA561015
Madia exigua
Steve Boyd, Timothy S. Ross
1992-5-4
7195
Riverside
Southern Santa Ana Mountains; San Mateo Canyon Wilderness Area; Oak Flats area E of Verdugo Potrero
732
Comment
RSA561886
Madia exigua
Steve Boyd, Timothy S. Ross
1992-6-10
7642
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon about Potrero Escondido, an isolated area of low relief topping the ridge system due west of the junction on Tenaja Road (7S01) and Los Alamos Road (7S04)., At the confluence of Los Alamos Creek with the main trunk of San Mateo Creek.
671
Comment
RSA771875
Madia exigua
Steve Boyd
2010-6-9
12294
San Diego
Head of Mud Creek, a tributary of Devil Canyon; along Margarita Peak Road (8S01) southwest of Sky Ranch
732
Comment
SEINET4208594
Madia exigua
Steve Boyd, Tim Ross
1992-6-4
7579
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Southeastern edge of wilderness in upper Devil Canyon drainage, northwest of Sky Ranch.; 0
701
Comment
UC1608211
Madia exigua
Steve Boyd and Tim Ross
1992-6-10
7642
Riverside
due w junction of Tenaja Road (7S01) and Los Alamos Road (7S04) (at confluence of Los Alamos Creek & main trunk of San Mateo Creek, San Mateo Canyon about Potrero Escondido, isolated area of low relief top the ridge); Southern Santa Ana Mountains, San Mateo Canyon Wilderness Ar
670
Comment
RSA559457
Madia gracilis
Steve Boyd, Timothy S. Ross
1992-5-4
7210
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area, Oak Flats area east of Verdugo Potrero
732
Comment
RSA562441
Madia gracilis
Steve Boyd, Timothy S. Ross
1992-5-6
7263
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area, Oak Flat area, near Lucas Canyon Trail
762
Comment
UC1928662
Madia gracilis
Steve Boyd, Tammy Morgan
2004-5-11
11201
Ventura
Transverse Ranges; Mount Pinos region; Topa Topa Mountains, east of Sespe Canyon near upper end of Tar Creek Road (and trail).
Comment
RSA485418
Mahonia nevinii
Steve Boyd, David Kelly
1986-6-20
1959
Los Angeles
San Francisquito Cyn at LADWP pump station #2.
Comment
UCR58854
Malacothamnus densiflorus
Steve Boyd, T. S. Ross, L. Arnseth
1989-5-7
3546
Riverside
Peninsular Ranges; Palomar Mountains region, Vail Lake area, pond and freshwater marsh in Kolb Creek, just south of the lake
Comment
RSA543604
Malacothamnus densiflorus var. densiflorus
Steve Boyd, L. Arnseth, Orlando Mistretta
1991-5-6
6136
Riverside
Santa Ana Mountains, S side of Elsinore Peak.
1037
Comment
UCR77572
Malacothamnus densiflorus var. densiflorus
Steve Boyd, L. Arnseth, Orlando Mistretta
1991-5-6
6127
Riverside
SE end of Gavilan Hills, east of Arroyo del Toro, north-facing slope of low hill
488
Comment
SD122921
Malacothamnus fasciculatus
Steve Boyd
1985-7-23
1026
Riverside
De Luz Rd. 9.8 miles west of Rancho California Along road in area of woodland
244
Comment
UCR21991
Malacothamnus fasciculatus
Steve Boyd
1980-7-12
326
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau
610
Comment
UC1929351
Malacothamnus fremontii
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10557
Tulare
Sierra Nevada; Southern Sierra Nevada region; Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak).
2509
Comment
UC1929773
Malacothamnus fremontii
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10557
Tulare
Sierra Nevada; Southern Sierra Nevada region; Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak).
2509
Comment
RSA599618
Malacothrix californica
Steve Boyd, Lauren Raz
1997-4-16
9512
Los Angeles
Liebre Mountains region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01.
960
Comment
RSA501062
Malacothrix clevelandii
Steve Boyd, Timothy S. Ross, Laurel Arnseth
1989-4-1
3179
Riverside
Vail Lake area, recent burn in hills just to SW of the dam.
488
Comment
RSA559345
Malacothrix clevelandii
Steve Boyd, Timothy S. Ross
1992-5-15
7397
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Major lateral drainage north of Bear Canyon, vicinity of the junction of Tenaja and Morgan Trails, west of Round Potrero.
671
Comment
RSA701392
Malacothrix clevelandii
Steve Boyd, LeRoy Gross
2004-5-4
11162
San Diego
Hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05.
899
Comment
RSA703102
Malacothrix clevelandii
Steve Boyd, Naomi Fraga
2004-4-27
11004
San Diego
Warner Springs area, rolling terrain near the Pacific Crest Trail, south of Highway 79 and west of the Warner Springs resort.
898
Comment
UC1719682
Malacothrix clevelandii
Steve Boyd, Naomi Fraga
2004-4-27
11004
San Diego
Peninsular Ranges; Anza Bench region; Warner Springs area, rolling terrain near the Pacific Crest Trail, south of Highway 79 and west of the Warner Springs resort.
898
Comment
RSA486625
Malacothrix glabrata
Steve Boyd, Laurel Arnseth, Sara Meury, D. Nordin, Richard Noyes, Timothy S. Ross
1988-4-8
1729
San Bernardino
South side of Ord Mtn. N of Lucerne Valley. 10 miles N of the Bear Valley Rd. on Camp Rock Rd.
1372
Comment
RSA517816
Malacothrix glabrata
Steve Boyd, Orlando Mistretta
1986-3-13
1433
Riverside
Palen Mountains; NE of Desert Center, jct. of Parker Dam Rd. and Palen Rd. (road going through pas between Palen and Granite Ranges).
244
Comment
RSA517926
Malacothrix glabrata
Steve Boyd, B. Roy, Thomas S. Elias, Sara Meury, S. Zona
1986-3-5
1354
Riverside
Hwy 195, N base of the Orocopia Mts., halfway between I-10 & Box Canyon.
Comment
RSA517997
Malacothrix glabrata
Steve Boyd, Orlando Mistretta
1986-3-31
1522
Los Angeles
Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills.
Comment
UCR148523
Malacothrix glabrata
Steve Boyd, Michael Denslow
2004-3-23
10597
San Bernardino
Central Mojave Desert, Lavic Mountain, southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) along powerline/pipeline access road
Comment
UCR51842
Malacothrix glabrata
Steve Boyd, C. Boyd
1987-4-12
2013
Inyo
Northern Mojave Desert, S end of Greenwater Valley, 0.3 mile NW of junction with Hwy 178, 2 miles west of Shoshone
649
Comment
UCR37450
Malacothrix saxatilis
Steve Boyd
1981-4-29
s.n.
Riverside
Gavilan Hills, Arroyo del Toro [Bull Canyon]
Comment
RSA501072
Malosma laurina
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-4-2
3190
Riverside
Vail Lake Area, W end of bench on S flank of Oak Mountain.
548
Comment
RSA543128
Malosma laurina
Steve Boyd
1991-3-17
5470
Riverside
Jurupa Hills, N of Glen Avon. Cove on S flank, just W of Soto St. from white limestone outcrops to summit E of Pyrite Canyon.
Comment
SD136942
Malosma laurina
Steve Boyd, Tim Ross
1992-6-9
7620
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Upper souther flank of Miller Mountain to the west of Miller Canyon
730
Comment
UCR38238
Malva nicaeensis
Steve Boyd
1980-4-23
s.n.
Riverside
Intersection of Jurupa Road and Galena Road, Glen Avon
Comment
RSA523965
Marah macrocarpa
Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla
1990-4-2
4011
Riverside
Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station.
488
Comment
RSA526614
Marrubium vulgare
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-7
s.n.
Los Angeles
San Clemente Island, lower half of China Cyn, S end of Island, W side.
Comment
RSA562439
Marrubium vulgare
Steve Boyd, T. S. Ross
1992-5-6
7265
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness area. Verdugo Potero, near the Verdugo Trailhead.
732
Comment
RSA544437
Marsilea vestita
Steve Boyd, Timothy S. Ross, David Zippin, Tom Oberbauer
1991-6-14
6344
Riverside
Skunk Hollow area, 2 miles E of Murrieta Hot Springs, just W of Second San Diego Aquaduct.
Comment
RSA599659
Matricaria matricarioides
Steve Boyd, Lauren Raz
1997-5-1
9677
Los Angeles
Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon.
1463
Comment
RSA524225
Meconella denticulata
Steve Boyd, Tim S. Ross, L. Arnseth, Jaime Bonilla
1990-4-2
4019
Riverside
Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station.
488
Comment
SBBG96680
Medicago polymorpha
S. Boyd with T. Ross, L. Arnseth
1990-4-7
4269
Los Angeles
lower half of China Cyn
Comment
UCR37473
Medicago polymorpha
Steve Boyd
1981-4-10
s.n.
Riverside
Gavilan Hills, Gavilan Hills, section 34, where road crosses stream [SE of Gavilan Springs Ranch]
640
Comment
RSA526164
Medicago polymorpha
Steve Boyd, T. S. Ross
1990-5-11
4667
Riverside
Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest.
579
Comment
RSA526531
Medicago polymorpha
Steve D. Boyd, Tim S. Ross, L. Arnseth
1990-4-7
4269
Los Angeles
San Clemente Island: lower half of China Cyn, S end of island, W side.
Comment
CDA4228
Medicago sativa
Steve Boyd, T. S. Ross
1989-5-1
3585
San Bernardino
San Gabriel Mtns.; City of Ontario, E side of Milliken Ave., just N of entrance to County landfill in abandoned vineyard.
0
Comment
OBI37483
Medicago sativa
Steve Boyd
1985-7-23
1007
Riverside
De Luz Rd, 5.5 mi W of Rancho Calif
396
Comment
RSA560500
Medicago sativa
Steve D. Boyd, Tim S. Ross, M. Wall
1992-6-2
7513
San Diego
Southern Santa Ana Mts., San Mateo Canyon Wilderness Area. Devil Canyon from confluence with ""Miller Creek"" downstream approximately one mile.
487
Comment
UCR200327
Melia azedarach
Steve Boyd
2007-4-20
11723
Riverside
Peninsular Ranges: Perris-Aguanga Basin, southeastern end of the Gavilan Hills, north of Warm Springs Valley at upper end of 'Walsh Canyon,' c. 0.5 mi from junction with Lindel (aka Stovepipe) Road, on southwest facing slope just above old Melia adzedarach and across from driveway leading to 26875 Walsh Road
549
Comment
RSA526493
Melica frutescens
Steve Boyd, Timothy S. Ross
1990-5-11
4689 A
Riverside
Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest.
579
Comment
RSA543166
Melica frutescens
Steve Boyd, Timothy S. Ross, M. Hammitt
1991-5-2
6096
Riverside
Vail Lake region, SW and W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga.
600
Comment
CAS-BOT-BC281537
Melica imperfecta
Steve Boyd; Tim Ross; Laurel Arnseth
1990-4-8
4289
Los Angeles
San Clemente Island. E side of island, near Malo Pt, first canyon S of Bryce Canyon
Comment
CAS-BOT-BC281641
Melica imperfecta
Steve Boyd; LeRoy Gross
2004-5-4
11116
San Diego
Peninsular Ranges: Anza Bench region: Hills N of Warner Springs, N Indian Flats Campground of Cleveland National Forest along Road 9S05
899
Comment
RSA526625
Melica imperfecta
Steve Boyd, Timothy S. Ross, L. Arnseth
1990-4-7
4215
Los Angeles
San Clemente Island. Lower half of China Canyon, S end of island, W side.
Comment
RSA599580
Melica imperfecta
Steve Boyd, Lauren Raz
1997-3-25
9307
Los Angeles
Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch.
1097
Comment
UCR147809
Melica imperfecta
Steve Boyd, Amber Maurice
2004-5-18
11328
Los Angeles
Transverse Ranges; Liebre Mountains region, Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain
610
Comment
UCR71168
Melica imperfecta
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-8
4289
Los Angeles
Channel Islands, San Clemente Island: E side of the island, near Malo Point, first canyon south of Bryce Canyon
Comment
RSA479528
Melica stricta
Steve Boyd, Laura Kopase
1987-6-8
2072
Los Angeles
San Gabriel Mtns, 5 miles WNW of Wrightwood in Cedar Canyon near Jct. with Mescal Creek.
1524
Comment Read comments Sep 17 2014
UCR147707
Melilotus indicus
Steve Boyd, Aydee Virgen
2004-4-13
10878
Riverside
Peninsular Ranges/Santa Ana Mtns region, San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon
Comment
RSA535486
Melilotus indicus
Steve D. Boyd, Tim S. Ross, Orlando Mistretta
1992-2-2
6634
Riverside
Santa Ana Mountains, San Mateo Canyon Wilderness of the Cleveland National Forest. Upper San Mateo Canyon between confluence of Tenaja Canyon and Los Alamos Canyon
Comment
UCR151229
Menodora spinescens
Steve Boyd, Et al.
2004-10-13
11574
San Bernardino
Eastern Mojave Desert, [SE] end of the Mescal Mtns, south of Clark Mountain and Interstate 15, [SE] of Mountain Pass
1600
Comment
RSA595023
Mentha aquatica
Steve Boyd, Lauren Raz
1996-10-8
8988
Los Angeles
Liebre Mountains region, Bouquet Canyon ca. 1.7 miles south of junction with Forest Service Road 6N08.
561
Comment
RSA575934
Mentha spicata
Steve Boyd
1994-10-14
8395
Riverside
Southern Santa Ana Mts., San Mateo Canyon Wilderness Area of the Cleveland National Forest. San Mateo Canyon, steep rocky slope and bedrock pools in canyon bottom upstream from the confluence with Bluewater Canyon.
317
Comment
SD136815
Mentha spicata var. spicata
Steve Boyd
1994-10-14
8395
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest. San Mateo Canyon, steep rocky slope and bedrock pools in canyon bottom upstream from the confluence with Bluewater Canyon.
316
Comment
RSA584946
Mentzelia
Steve Boyd, M. Doyle, B. Roy, S. Meury
1986-4-12
1651
San Bernardino
Lucerne Valley, just E of Rabbit Dry Lake, off Hwy. 18.
Comment
RSA611295
Mentzelia affinis
Steve Boyd
1998-4-1
10147
Kern
Mojave Desert: North flank of Castle Butte east of California City, and adjacent flats along extension of Proctor Blvd., ca. 2.7 miles east of junction with South College Blvd.
700
Comment
RSA725661
Mentzelia affinis
Steve Boyd, Michael Denslow
2004-3-23
10620
San Bernardino
Lavic Mountain, southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) along powerline/pipeline access road.
Comment
RSA695616
Mentzelia dispersa
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10580
Tulare
Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak).
2509
Comment
RSA678362
Mentzelia involucrata
Steve Boyd, Amber Maurice, Pesach Lubinsky, Lel Lubinsky
2003-4-17
10503
Riverside
West side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains.
Comment
OBI70604
Mentzelia micrantha
Steve Boyd, Lauren Raz, Timothy S. Ross
1997-4-1
9459
Los Angeles
Liebre Mts Region: Upper watershed of Osito Cyn between I-5 and the Old Ridge Rte, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. T6N R17W, SE 3/4 sec 7
914
Comment
UC1929763
Mentzelia micrantha
Steve Boyd, Tammy Morgan
2004-5-11
11172
Ventura
Transverse Ranges; Mount Pinos region; Topa Topa Mountains, east of Sespe Canyon near upper end of Tar Creek Road (and trail).
Comment
RSA507948
Mentzelia montana
Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth
1988-5-28
2266
Riverside
Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest.
1500
Comment
UCR51971
Mentzelia obscura
Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross
1988-3-10
2113
Riverside
Sonoran (Colorado) Desert, N end of the Palen Mtns, 2 miles west of Palen Pass
300
Comment
RSA0012248
Mentzelia veatchiana
Steve Boyd, C. Boyd
1987-4-12
1990
Inyo
North end of Greenwater Valley, 3.2 miles S of Dante's View Road, just outside Death Valley National Monument area.
Comment
RSA395915
Mentzelia veatchiana
Steve Boyd
1986-4-20
1722
Riverside
Gavalin Hills-Gavalin Hills: Harford Springs Co. Park.
Comment
RSA599613
Mentzelia veatchiana
Steve Boyd, Lauren Raz
1997-4-16
9507
Los Angeles
Liebre Mountains region: Lower Apple Canyon, due east of the confluence of Canada de Los Alamos (Lower Hungry Valley) and Peace Valley and Interstate 5.
854
Comment
CAS-BOT-BC435292
Mesembryanthemum nodiflorum
Steve Boyd
1986-4-19
1713
Riverside
Temescal Canyon: Warm Springs Valley. Alkali flats along Alberhill Creek drainage E of Nichols Rd.
Comment
UCR48524
Mesembryanthemum nodiflorum
Steve Boyd
1986-4-19
1713
Riverside
Peninsular Range, Temescal Canyon, Warm Springs Valley, Alberhill Creek east of Nichols Road
366
Comment
RSA527631
Microseris heterocarpa
Steve Boyd, Timothy S. Ross, Laurel Arnseth
1990-4-8
4386 a
Los Angeles
San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon.
Comment
RSA501038
Microseris lindleyi
Steve Boyd, Timothy S. Ross, Laurel Arnseth
1989-4-1
3159
Riverside
Vail Lake area, recent burn in hills just to SW of the dam.
488
Comment
RSA599287
Microseris lindleyi
Steve Boyd, Lauren Raz
1997-3-31
9423
Los Angeles
Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain.
914
Comment
UCR148186
Microseris lindleyi
Steve Boyd, Naomi Fraga
2004-4-27
10990
San Diego
Peninsular Ranges; Anza Bench region, hills north of Warner Springs, south of Indian Flats Campground of Cleveland National Forest along Road 9S05
Comment
RSA592852
Microsteris gracilis
Steve Boyd, Orlando Mistretta
1996-5-1
8743
Los Angeles
Liebre Mountains, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08.
1524
Comment
RSA598112
Microsteris gracilis
Steve Boyd, Lauren Raz
1997-3-4
9160
Los Angeles
Liebre Mountains region, summit of Portal Ridge near the head of Broad Canyon, west of Troedel Spring, at the intersection of the Juday Truck Trail (7N07) and Broad Canyon Motorway (7N07A).
1316
Comment
RSA599502
Microsteris gracilis
Steve Boyd, Lauren Raz
1997-3-26
9327
Los Angeles
Liebre Mountains region: Portal Ridge north of Lake Hughes, upper end of Myrick Canyon drainage along Lakeview Road.
1097
Comment
LA51919
Mimulus aurantiacus
Leo Boyd;
1953-3-25
sn
Los Angeles
SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd).
160
Comment
RSA701946
Mimulus aurantiacus
Steve Boyd, Valentin Arvizu
2004-6-8
11502
Ventura
Topa Topa Mountains, Tar Creek, east of its confluence with Sespe Canyon near point where stream is crossed by Tar Creek Road trail.
610
Comment
UCR199825
Mimulus aurantiacus
Steve Boyd, Amber Maurice
2004-5-18
11341
Los Angeles
Transverse Ranges; Liebre Mountains region, Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain
610
Comment
UCR148192
Mimulus aurantiacus var. pubescens
Steve Boyd, LeRoy Gross
2004-5-4
11138
San Diego
Peninsular Ranges; Anza Bench region, hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05
899
Comment
RSA559464
Mimulus aurantiacus var. puniceus
Steve Boyd, Tim S. Ross
1992-5-5
7213
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats area east of Verdugo Potrero.
732
Comment
UCR21164
Mimulus aurantiacus var. puniceus
Steve Boyd
1980-7-3
s.n.
Riverside
Perris Basin, Motte Reserve. Rocky hills 2.5 mi NW of Perris. Western edge of the reserve and 0.25 mi south of the NW corner of the reserve
518
Comment
UCR148511
Mimulus bigelovii var. bigelovii
Steve Boyd, Tammy Morgan
2004-6-1
11451
San Bernardino
Eastern Mojave Desert, Clark Mountain, west flank of the range in large canyon south of Pachalka Spring
1800
Comment
HSC85254
Mimulus brevipes
Steve Boyd
1986-4-22
1737
Riverside
Temescal Canyon: Walker Canyon area, where Alberhill Creek (=Temescal Creek) flows between Alberhill Mtn. and Gavilan Hills.
Comment
UCR89473
Mimulus clevelandii
Steve Boyd, Chris Frazier
1993-4-24
8010
Riverside
Palomar Mtns., Cleveland Nationall Forest, Agua Tibia Wilderness Area. south of Vail lake at the an base of Agua Tibia Mtn, along trail extending S from end of Woodchuck Road.
884
Comment
RSA600138
Mimulus constrictus
Steve Boyd, Lauren Raz
1997-5-29
9919
Los Angeles
Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake.
1098
Comment
RSA523547
Mimulus diffusus
Steve Boyd, Tim S. Ross, L. Arnseth, Jaime Bonilla
1990-4-2
4007
Riverside
Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station.
488
Comment
SBBG101686
Mimulus floribundus
S. Boyd with T. Ross
1991-6-8
6330
Riverside
Pinyon Flat area near Ribbonwood, small hill N of St Hwy 74
Comment
RSA527673
Mimulus floribundus
Steve Boyd, Tim S. Ross, L. Arnseth
1990-4-8
4291
Los Angeles
San Clemente Island: E side of canyon, Bryce Canyon near Malo Point.
Comment
UCR48341
Mimulus fremontii
Steve Boyd
1986-4-22
1751
Riverside
Temescal Canyon, stable alluvial benches of Indian Wash just south of Interstate Hwy 15
Comment
UCR48527
Mimulus fremontii var. fremontii
Steve Boyd
1986-4-19
1698
Riverside
Peninsular Range, Temescal Canyon, east side of Indian wash between I-15 and Temescal Canyon Road
351
Comment
RSA526135
Mimulus guttatus
Steve Boyd, Tim S. Ross
1990-5-11
4648
Riverside
Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest.
579
Comment
UCR198369
Mimulus guttatus
Steve Boyd, Valentin Arvizu
2008-5-1
11955
Kern
Southern Sierra Nevada Range, Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley
1463
Comment
RSA731425
Mimulus montioides
Steve Boyd, Valentin Arvizu
2008-5-1
11933 -A
Kern
Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley.
1372
Comment
SBBG101796
Mimulus palmeri
S. Boyd
1991-5-10
6207
Riverside
Bedford Truck Trail on ridge between Bedford and McBribe Cyns
853
Comment
UCR67357
Mimulus palmeri
Steve Boyd, T. S. Ross, L. Arnseth, J. Bonilla
1990-4-2
4007
Riverside
Peninsular Range, Vail Lake area, lower slopes of Agua Tibia Mtn. along Hwy 79, east of USFWS Dripping Springs Guard Station
610
Comment
UCR78098
Mimulus palmeri
Steve Boyd
1991-5-10
6207
Riverside
Santa Ana Mtns, Lower flank of range along the Bedford Truck Trail on ridge between Bedford and McBribe Canyons
854
Comment
RSA777152
Mimulus parishii
Steve Boyd, Valentin Arvizu
2008-8-20
12011
Kern
Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley.
1349
Comment
RSA701188
Mimulus pilosus
Steve Boyd, Naomi Fraga
2004-4-27
10933 -A
San Diego
Warner Springs area, flats east of gliderport, near the Pacific Crest Trail, south of Highway 79.
Comment
UCR21902
Mimulus pilosus
Steve Boyd
1980-5-5
207
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau
610
Comment
RSA544424
Mimulus rubellus
Steve Boyd, Tim S. Ross
1991-6-8
6329
Riverside
Pinyon Flats area near Ribbonwood. White calcareus outcrop forming small hill N of Hwy 74.
Comment
RSA726838
Mimulus rubellus
Steve Boyd, Naomi Fraga
2004-4-27
10932
San Diego
Warner Springs area, flats east of gliderport, near the Pacific Crest Trail, south of Highway 79.
Comment
CAS-BOT-BC388772
Minuartia douglasii
Steve Boyd
1986-4-20
1724
Riverside
Gavilan Hills-Gavilan Hills: Harford Springs Co. Park
Comment
CAS-BOT-BC388774
Minuartia douglasii
Steve Boyd
1992-4-15
6855
Riverside
Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. downstream to the confluence with San Mateo Creek
487
Comment
CAS-BOT-BC388655
Minuartia douglasii
Steve Boyd; Tim Ross
1988-4-28
2248
Los Angeles
West end of San Gabriel Mtns, Sand Canyon E of Saugus. Angeles National Forest
792
Comment
RSA0026043
Mirabilis jalapa
Steve Boyd
1985-8-18
1125
Alameda
Fremont, playground of John Blacow Elementary School and adjacent park.
Comment
RSA678385
Mirabilis laevis var. villosa
Steve Boyd, Amber Maurice, Pesach Lubinsky, Lel Lubinsky
2003-4-17
10450
Riverside
East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station.
Comment
RSA735402
Mirabilis laevis var. villosa
Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault
2004-5-14
11232
Riverside
Western base of the Chocolate Mountains, small canyon, ca. 1.25 miles due north of Imperial County line and ca. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station., Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range.
Comment
RSA522320
Modiola caroliniana
Steve Boyd
1989-7-28
3790
Riverside
City of Riverside, campus of the University of California, Riverside.near N entrance to parking lot across from The Barn
Comment
UCR60840
Mohavea confertiflora
Steve Boyd, Orlando Mistretta
1986-3-13
1453
Riverside
Sonoran (Colorado) Desert, West side of Palen Mountains, NE of Desert Center. Upper bajada at base of range
244
Comment
UCR101520
Mollugo cerviana
Steve Boyd, Valerie Soza, Tasha LaDoux
1997-10-13
10050
Riverside
Sonoran (Colorado) Desert, Chuckwalla Mtns, NW base of the range, south of Eagle Mine Rd exit on Hwy I-10.
427
Comment
RSA518166
Mollugo cerviana
Steve Boyd
1990-10-3
5135
San Bernardino
Southeast base of the Granite Mountains W of Kelbaker Road.
Comment
RSA0010770
Mollugo verticillata
Steve Boyd, T. S. Ross, D. Zippin, T. Oberbauer
1991-6-14
6342
Riverside
Skunk Hollow Area, 2 miles E of Murrieta Hot Springs, just W of Second San Diego Aqueduct.
Comment
UCR39559
Monardella linoides
Steve Boyd
1983-7-25
s.n.
San Bernardino
San Bernardino Mtns, Near Onyx Summit at Cienaga Seca, west of Hwy 38
2500
Comment
RSA583468
Monardella macrantha
Steve Boyd, Mark A. Elvin
1995-8-3
8527
San Diego
Cuyamaca Mtns, Inspiration Point area along Hwy 79, S of Julian, S of pullout of low hill near old homestead.
1433
Comment
RSA611353
Monolopia lanceolata
Steve Boyd
1998-4-1
10129
Los Angeles
Liebre Mountains region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01
960
Comment
RSA667595
Monolopia lanceolata
Steve Boyd, Lee Lenz
2001-5-2
10419
Los Angeles
Along Hwy 138, base of hills at edge of westernmost end of the Antelope Valley, just east of the junction with the old Ridge Route. [Latitude should be 34 instead of 36]
Comment
CAS-BOT-BC349815
Monoptilon bellioides
Steve Boyd; M. Doyle; B. Roy; S. Meury
1986-4-12
1668
San Bernardino
Mojave Desert: Lucerne Valley, just E of Rabbit Dry Lake off Hwy 18
Comment
RSA388034
Monoptilon bellioides
Steve Boyd
1986-2-6
1223
Imperial
Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd.
Comment
RSA517245
Monoptilon bellioides
Steve Boyd, Thomas S. Elias, Erika Winter
1986-2-18
1337
Riverside
Shavers Valley, Colorado Desert: Hwy 195 north base of the Orocopia Mountains, halfway between Box Canyon and I-10.
Comment
RSA570376
Monoptilon bellioides
Steve Boyd, Timothy S. Ross, Walter Appleby
1993-3-19
7820
San Bernardino
Southern base of the Avawatz Range on lower third of alluvial fan below Sheep Creek Springs Canyon
200
Comment
RSA701447
Monoptilon bellioides
Steve Boyd, Michael Denslow
2004-3-23
10594
San Bernardino
Lavic Mountain, southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) along powerline/pipeline access road.
Comment
RSA731059
Monoptilon bellioides
Steve Boyd, LeRoy Gross
2008-4-11
11890
Inyo
Southwestern base of Dublin Hills at eastern edge of lower Greenwater Valley, west of Shoshone, bajada east of Furnace Creek Wash Road, north and east to lowest rocky slopes and outlying hills.
580
Comment
UCR218426
Monoptilon bellioides
Steve Boyd
2010-4-19
12255
Inyo
Mojave Desert; North Mojave Desert region, northwest base of Dublin Hills, south of Hwy 178, northwest of Shoshone
671
Comment
UCR52233
Monoptilon bellioides
Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross
1988-3-10
2126
Riverside
Sonoran (Colorado) Desert, N end of the Palen Mtns, 2 miles west of Palen Pass
300
Comment
RSA611623
Montia fontana
Steve Boyd, Mike Kinney, Chris Pires
1998-3-18
10105
San Diego
Santa Ana Mountains: Upper watershed of Devil Canyon, at border of San Mateo Canyon Wilderness Area, ca. 1.25 miles NE of Margarita Peak, along Forest Service Road 8S01, just west of Sky Ranch., Near 33 deg 27' 34.8''N 118 deg 22' 45.5'' W.
725
Comment
UCR148227
Montia fontana
Steve Boyd, LeRoy Gross
2004-5-4
11108
San Diego
Peninsular Ranges; Anza Bench region, hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05
899
Comment
RSA0010792
Morus australis
Steve Boyd, T. S. Ross
1992-4-28
7092
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Cold Springs Canyon, along Cold Springs Trail from confluence of the north and south branches of canyon downstream to junction of Clark Trail.
488
Comment
CAS-BOT-BC275316
Muhlenbergia microsperma
Steve Boyd
1986-2-6
1233
Imperial
Cargo Muchacho Mountains: Large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Road and Power-line Road
Comment
RSA517968
Muhlenbergia microsperma
Steve Boyd
1990-10-4
5204
San Bernardino
Pass between Vontrigger Hills and Hackberry Mountains, E side of Lanfair Rd., 11 miles N of jct. with Goffs Rd.
Comment
RSA525258
Muhlenbergia microsperma
Steve Boyd, L. Arnseth, Yvonne Rasmussen, H. Cota
1990-5-3
4571
Riverside
Vail Lake area, steep SE flank of Oak Mtn. above NE end of lake.
548
Comment
RSA552746
Muhlenbergia microsperma
Steve Boyd, Timothy S. Ross, Orlando Mistretta
1992-2-25
6678
Riverside
Santa Ana Mountains, San Mateo Canyon Wilderness Area. Along San Mateo Tril from junction 7S04 & 7S01 upstream to southern end of Potrero de la Cienega, but primarily about Tenaja Falls.
396
Comment
UC1584090
Muhlenbergia microsperma
Steve Boyd
1990-10-3
5142
San Bernardino
se base of mts w Kelbaker Rd.; Granite Mtns
Comment
LA106627
Muhlenbergia minutissima
Steve Boyd;
1990-10-4
5213
San Bernardino
New York Mountains, upper part of Carruther's Canyon, canyon bottom below Giant Ledge mine
Comment
SEINET10860889
Muhlenbergia minutissima
Steve Boyd
1990-10-4
Boyd 5213
San Bernardino
New York Mountains, Eastern Mojave Desert. Upper part of Carruther's Cyn on slopes & ridgetops. Granite and limestone w/Pinus monophylla, Quercus turbinella, Boutelloua gracilis, Delicate annual grass, locally abundant in small moist patch of gravel, cyn bottom below Giant Ledge mine.
Comment
RSA518065
Muhlenbergia rigens
Steve Boyd
1990-10-4
5215
San Bernardino
New York Mountains, Eastern Mojave Desert. Upper part of Carruther's Canyon.
Comment
RSA561420
Muhlenbergia rigens
Steve Boyd, Timothy S. Ross, Dave Bramlet
1992-9-9
7689
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Upper San Mateo Canyon, from the junction of Tenaja Road (7S01) and Los Almos Road (7S04) and the confluence of Los Almos Creek., Up the San Mateo Trail north to Potrero de la Cienega.
396
Comment
UCR198368
Muilla maritima
Steve Boyd, Valentin Arvizu
2008-5-1
11940
Kern
Southern Sierra Nevada Range, Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley
1463
Comment
UCR22040
Muilla maritima
Steve Boyd
1980-5-11
240
Riverside
Peninsular Range, Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan Plateau. East of trailer park, east side of Gavilan Road
625
Comment
RSA612152
Myosurus minimus
Steve Boyd, Kent Hughes
1998-5-5
10179
Los Angeles
Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail.
1159
Comment
SBBG96840
Myriopteris newberryi
S. Boyd with T. Ross, L. Arnseth
1990-4-7
4228
Los Angeles
lower half of China Cyn
Comment
RSA522093
Najas marina
Steve Boyd, Orlando Mistretta
1989-7-18
3761
Riverside
Vail Lake area, along west shore of lake 1/2 mi S of dam.
427
Comment
RSA735327
Nama demissa var. demissa
Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault
2004-5-14
11295
Riverside
Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range.
570
Comment
RSA544393
Nassella cernua
Steve Boyd
1991-5-30
6321
Riverside
Winchester Valley, SE end of Double Butte, just N of Winchester, 1/2 mile W of Highway 79
457
Comment
RSA559474
Nasturtium officinale
Steve Boyd, Timothy S. Ross
1992-4-28
7091
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Cold Springs Canyon, along Cold Springs Trail from confluence of the north and south branches of canyon downstream to junction of Clark Trail.
488
Comment
SD136793
Navarretia atractyloides
Steve Boyd, Tim Ross
1992-6-10
7623
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, near the junction of Tenaja Road (7S01) and Los Alamos Road (7S04) at the confluence of Los Alamos Creek with the main trunk of San Mateo Creek
405
Comment
UCR48406
Navarretia atractyloides
Steve Boyd
1986-5-7
1848
Riverside
Peninsular Range, Temescal Canyon, terrace escarpment between Horsethief Wash and Indian Truck Trail, south of Hwy I-15
366
Comment
UCR65297
Navarretia atractyloides
Steve Boyd, T. S. Ross
1989-6-24
3753
Riverside
Vail Lake area, Along road in shallow canyon on SE flank of 'Little' Oak Mtn, west of Kolb Creek drainage, north of Hwy 79
Comment
UCR77580
Navarretia fossalis
Steve Boyd, D. E. Bramlet
1991-5-13
6229
Riverside
Peninsular Range, Winchester Valley between Winchester and Hemet along upper Salt Creek drainage. Vernal pool association in pasture north of Santa Fe Railroad tracks, west of San Diego Aqueduct
457
Comment
RSA562075
Navarretia hamata
Steve Boyd, T. S. Ross
1992-6-9
7598
San Diego
Southern Santa Ana Mts., San Mateo Canyon Wilderness Area. Upper southern flank of Miller Mt. to the W of ''Miller Canyon, the principle drainage on the southern flank of the mountain.
671
Comment
RSA535393
Nemacladus calcaratus
Steve Boyd, Dave Bramlet
1986-6-9
1931
Tulare
Chimney Creek Canyon, N slope Peak 7155, S Chimney Meadow.
2073
Comment
HSC85393
Nemacladus longiflorus
Steve Boyd
1986-4-19
1700
Riverside
Temescal Canyon, E side of Indian wash between I-15 and Temescal Canyon Rd.
Comment
SEINET10458393
Nemacladus longiflorus
Boyd
1986-4-19
BOYD 1700
Riverside
Temescal Canyon: east side of Indian Wash between I-15 and Temescal Canyon Road
Comment
RSA525253
Nemacladus longiflorus var. breviflorus
Steve Boyd, Timothy S. Ross
1990-5-11
4631
Riverside
Vail Lake area, base of Agua Tibia Mtn, E of Dripping Springs campground of Cleveland National Forest, S of Hwy. 79.
549
Comment
RSA0126425
Nemacladus longiflorus var. longiflorus
Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota
1990-5-3
4516 -a
Riverside
San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake.
Comment
RSA500551
Nemacladus longiflorus var. longiflorus
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-6-4
3600
Riverside
Vail Lake area, sandy benches of Kolb Creek drainage, around N extension of Woodchuck Rd.
488
Comment
UCR48526
Nemacladus longiflorus var. longiflorus
Steve Boyd
1986-4-19
1700
Riverside
Peninsular Range, Temescal Canyon, east side of Indian wash between I-15 and Temescal Canyon Road
351
Comment
UCR49240
Nemacladus longiflorus var. longiflorus
Steve Boyd
1986-4-22
1753
Riverside
Temescal Canyon, stable alluvial benches of Indian Wash just south of Interstate Hwy 15
Comment
UCR68864
Nemacladus pinnatifidus
Steve Boyd, T. S. Ross
1990-5-11
4705
Riverside
Vail Lake area, Cleveland National Forest, N flank and summit of Wild Horse Peak, Agua Tibia Mtns
999
Comment
RSA562081
Nemacladus ramosissimus
Steve Boyd, Timothy S. Ross
1992-5-6
7291
San Diego
Southern Santa Ana Mts., San Mateo Canyon Wilderness Area. Southern flank of Miller Mt. about upper portions of 'Miller's Canyon'. The major drainage on the southern flank of the Mt.
701
Comment
SD152892
Nemacladus ramosissimus
Steve Boyd, Tim Ross
1992-5-6
7291
San Diego
Southern Santa Ana Mountains, southern flank of Miller Mountain about upper portions of Miller Canyon.
700
Comment
RSA523514
Nemophila menziesii
Steve Boyd, Tim Ross, L. Arnseth
1990-3-30
3973
Riverside
Vail Lake area, valley between Black Hills & Rocky Ridge.
701
Comment
RSA562471
Nemophila menziesii
Steve Boyd, Tim Ross
1992-5-6
7275
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. South side of Miller Mountain along Miller Canyon', the major drainage on the southern flank of the mountain., From Road 8S02 upstream to the area of contact between lower granitic and higher basaltic rocks.
640
Comment
RSA570740
Nemophila menziesii var. integrifolia
Steve Boyd, W. Appleby
1993-4-8
7959
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, upper Devil Canyon, vicinity of Mud Spring.
671
Comment
UCR200725
Nemophila menziesii var. integrifolia
Steve Boyd, LeRoy Gross
2004-5-4
11094
San Diego
Peninsular Ranges; Anza Bench region, hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05
899
Comment
SEINET3078101
Nicotiana trigonophylla
S. Boyd, D. Charlton, L. Arnseth, S. Meury, D. Nordin, R. Noyes, T. Ross
1988-4-8
1615
San Bernardino
South Side of Ord Mountain. North of Lucerne Valley. 10 miles N of Bear Valley Rd on Camp Rock Road.
1372
Comment
HSC66146
Noccaea fendleri subsp. glauca
D. Boyd, M. Eichelberger, Tim Messick, T. Ranker
1980-5-3
47
Trinity
Philpot Creek Campground.
808
Comment
RSA660155
Nolina parryi
Steve Boyd, Naomi Fraga, Marisa Sripracha, Samantha Tessel, Pesach Lubinsky
2001-8-24
10429
Kern
Short Canyon, basin at head of deeply entreched canyon near base of mountain.
1155
Comment
RSA520934
Oenothera cespitosa subsp. marginata
Steve Boyd, Kendall McCulloh
1990-10-7
5288
San Bernardino
Gilroy Canyon drainage, E flank Providence Mountains.
Comment
RSA570564
Oenothera laciniata
Steve Boyd
1993-6-11
8189
San Bernardino
City of Montclair, Mountain Avenue off ramp of Interstate 15 [10?] westbound
300
Comment
CAS-BOT-BC427456
Oligomeris linifolia
Steve Boyd; S. Meury; R. Noyes; L. Arnseth; D. Nordin; T. Ross
1988-3-10
2128
Riverside
N. end Palen Mtns, 2 mi west of Palen Pass
300
Comment
RSA475297
Oligomeris linifolia
Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross
1988-3-10
2128
Riverside
North end Palen Mountains, 2 mi west of Palen Pass.
300
Comment
UCR51933
Oligomeris linifolia
Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, et al.
1988-3-10
2199
Riverside
Sonoran (Colorado) Desert, NW end McCoy Mtns, NW of Blackjack Mine
400
Comment
UC1979844
Oncosiphon piluliferum
Steve Boyd
2006-5-11
11659
Los Angeles
Transverse Ranges; San Gabriel Mountains region: Alluvial fan below San Antonion Canyon at southern base of the range, just west of os Angeles / San Bernardino Couty line along north margin of the west-bound 210 Freeway at Monte Vista / Baseline Ave off-ramp.
Comment
RSA615902
Opuntia basilaris
Steve Boyd, Valerie Soza, Mitchell Provance, Tasha LaDoux
1998-7-15
10253
San Bernardino
Northwest of Holcomb Valley, flats at the upper end of the east fork of Dry Canyon, north of Holcomb Creek and southwest of Furnace Canyon.
2378
Comment
RSA388331
Opuntia vaseyi
Steve Boyd
1986-5-7
1833
Riverside
Temescal Canyon: Edge of Terrace escarpment between Horsethief wash and Indian Truck Trail, south of I-15.
Comment
UCR77563
Orcuttia californica
Steve Boyd, T. S. Ross, D. Zippin, T. Oberbauer
1991-6-14
6335
Riverside
Peninsular Range, Skunk Hollow area, 2 mi east of Murrieta Hot Springs, just west of Second San Diego Aquaduct
Comment
RSA0072123
Orobanche bulbosa
Steve Boyd, Tim Ross, Dave Bramlet
1993-5-12
7308
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, along Tenaja Road (7S01), 1.3 miles south of junction with Los Alamos Road (7S04).
426
Comment
UC1534572
Orobanche californica subsp. feudgei
Steve Boyd
1983-7-25
San Bernardino
San Bernardino Mountains, near Onyx Summit at Cienega Seca, west of Highway 38.
Comment
RSA731206
Orobanche cooperi
Steve D. Boyd, LeRoy Gross
2008-4-11
11846
Inyo
Southwestern base of Dublin Hills at eastern edge of lower Greenwater Valley, west of Shoshone, bajada east of Furnace Creek Wash Road, north and east to lowest rocky slopes and outlying hills.
580
Comment
UCR121232
Orobanche fasciculata
Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth
1988-5-28
2286
Riverside
San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest
1700
Comment
HSC66026
Orobanche uniflora
D. Boyd, M. Eichelberger, Tim Messick, T. Ranker
1980-4-19
26
Lake
Along Walker Ridge Rd., 2.65 mi. S of junction with access road to Indian Valley Dam
Comment
RSA525458
Orthocarpus purpurascens
Steve D. Boyd, David E. Bramlet
1990-4-29
4503
Riverside
Lake Skinner County Park, SE base of Bachelor Mountain.
Comment
RSA583631
Osmorhiza brachypoda
Steve Boyd, Darin Banks
1995-4-6
8442
San Diego
Agua Tibia Wilderness Area, northeastern flank of Agua Tibia Mountain, Arroyo Seco tributary at the north base of Eagle Crag, from the Wildhorse Trail east to the main trunk of Arroyo Seco.
976
Comment
SD136935
Osmorhiza brachypoda
Steve Boyd
1992-4-14
6801
Riverside
Santa Ana Mountains, San Mateo Cyn Wilderness Area. Verdugo Trail from Tenaja Trail to Bluewater Trail, upper Bluewater Cyn., S of Sitton Peak
Comment
UCR91633
Osmorhiza brachypoda
Steve Boyd, Darin Banks
1995-4-6
8442
San Diego
Palomar Range, Agua Tibia Wilderness Area, NE flank of Agua Tibia Mtn, Arroyo Seco tributary at N base of Eagle Crag, from the Wildhorse Trail E to the main trunk of Arroyo Seco
976
Comment
RSA334625
Oxalis albicans subsp. pilosa
Steve Boyd
1985-7-23
1028
San Diego
De Luz Creek at crossing of Tenaja Trail, about 0.1 mile west of junction with De Luz Road.
122
Comment
UCR225156
Oxytheca caryophylloides
Steve Boyd, Gary Wallace
2005-7-30
11653
Riverside
Peninsular Ranges; San Jacinto Mountains region, San Jacinto Mountains State Park, Hidden Lake area, northeast of Hidden Divide, southeast of Long Valley, near head of Hidden Fork of Tahquitz Creek
2683
Comment
RSA544399
Oxytheca emarginata
Steve Boyd, Tim S. Ross
1991-6-8
6326
Riverside
Pinyon Flats area near Ribbonwood. White calcareus outcrop forming small hill N of Hwy 74
Comment
RSA731225
Oxytheca perfoliata
Steve Boyd, LeRoy Gross
2008-4-11
11857
Inyo
Southwestern base of Dublin Hills at eastern edge of lower Greenwater Valley, west of Shoshone, bajada east of Furnace Creek Wash Road, north and east to lowest rocky slopes and outlying hills.
580
Comment
UCR121240
Oxytheca trilobata
Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth
1988-5-28
2285
Riverside
San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest
1700
Comment
UCR148234
Oxytheca trilobata
Steve Boyd, LeRoy Gross
2004-5-4
11072
San Diego
Peninsular Ranges; Anza Bench region, hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05
899
Comment
RSA495437
Paeonia californica
Steve Boyd
1989-3-12
2964
Riverside
Vail Lake area, lower slopes of Oak Mountain 1.5 mi WSW of lake.
488
Comment
RSA599779
Paeonia californica
Steve Boyd, Lauren Raz
1997-3-25
9273
Los Angeles
Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound.
976
Comment
RSA701531
Paeonia californica
Steve Boyd, Heidi Bigelow
2004-4-5
10810
San Diego
Pine Hills area, between Magee Flat and Deadman Flat along Eagle Peak Rd.
Comment
UC1611571
Paeonia californica
Steve Boyd and Walter Appleby
1993-4-8
7952
San Diego
upper Devil Canyon Santa Ana Mountains, Cleveland N.F., San Mateo Canyon Wilder (vicinity of Mud Spring)
670
Comment
CAS-BOT-BC274142
Pappostipa speciosa
Steve Boyd; Andrew C. Sanders; R. T. Hawke; Shaun Hawke; Susan Hobbs; Paul Hobbs
1997-4-20
9577
Kern
San Emigdio Range: Pleito Hills region, San Emigdio Ranch, ridge on west side of Pleito Canyon, approximately 4.5 air miles due north of Antimony Peak
1219
Comment
RSA701490
Parietaria hespera var. californica
Steve D. Boyd, Heidi Bigelow
2004-4-5
10795
San Diego
Foothills area near Mesa Grande about Wash Tub Falls in Black Canyon, east of Black Mountain, ca. 6 miles south of junction of Mesa Grande Rd. along Black Canyon Rd.
Comment
RSA523506
Parietaria hespera var. hespera
Steve D. Boyd, Tim S. Ross, L. Arnseth
1990-3-30
3965 -B
Riverside
Vail Lake Area, westerly drainage cyn at N base of 'Big' Oak Mtn.
640
Comment
RSA678338
Parietaria hespera var. hespera
Steve D. Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky
2003-4-17
10475
Riverside
East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station.
Comment
UCR68913
Parietaria hespera var. hespera
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-7
4241
Los Angeles
Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side
183
Comment
UCR71257
Parietaria hespera var. hespera
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-8
4297
Los Angeles
Channel Islands, San Clemente Island: E side of the island, near Malo Point, first canyon south of Bryce Canyon
Comment
RSA600359
Paspalum distichum
Steve Boyd, Lauren Raz
1997-5-28
9878
Los Angeles
Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain.
866
Comment
RSA517948
Pectis papposa
Steve Boyd
1990-10-4
5205
San Bernardino
Pass between Vontrigger Hills and Hackberry Mountains, E side of Lanfair Rd., 11 miles N of jct. with Goffs Rd.
Comment
UCR151172
Pectis papposa
Steve Boyd, Et al.
2004-10-13
11594
San Bernardino
Eastern Mojave Desert, Ivanpah Valley: upper bajada at NE base of the Ivanpah Mtns, south of Interstate 15
Comment
RSA359524
Pectocarya linearis subsp. ferocula
Steve Boyd
1986-3-9
1385
Riverside
Temescal Canyon: Alberhill Mountain, S slope of mountain just east of claymine area.
427
Comment
RSA525459
Pectocarya penicillata
Steve Boyd
1990-4-29
4505
Riverside
Lake Skinner County Park, SE base of Bachelor Mountain.
Comment
SD215434
Pectocarya penicillata
Steve Boyd, Lauren Raz
1997-3-25
9279
Los Angeles
Liebre Mountains Region; Knapp Ranch area at upper end of Castaic Crek drainage in broad alluvial valley at head of Cienaga Canyon south of Liebre Mountain, flats and slopes just northeast of ranch compound.
975
Comment
RSA776709
Pectocarya platycarpa
Steve Boyd
2005-4-6
11626
San Bernardino
East Mojave Desert region: Sheep Corral area, southern base of the Granite Mountains, west of Kelbaker Road, north of Interstate 40.
299
Comment
UCD120137
Pectocarya platycarpa
Steve Boyd; Michael Denslow
2004-3-23
10681
San Bernardino
Mojave Desert; Central Mojave Desert region Pisgah Crater lava fields, south of the Cady Mountains, west of Ludlow, just south of Interstate 40 on road to cinder quarry operation.
Comment
HSC101610
Pectocarya recurvata
Steve Boyd
2005-4-6
11624
San Bernardino
Mojave Desert; East Mojave Desert region: Sheep Corral area, southern base of the Granite Mountains, west of Kelbaker Road, north of Interstate 40
299
Comment
RSA0013569
Pectocarya recurvata
Steve Boyd
2005-4-6
11624
San Bernardino
East Mojave Desert region: Sheep Corral area, southern base of the Granite Mountains, west of Kelbaker Road, north of Interstate 40.
299
Comment
RSA524606
Pectocarya recurvata
Steve Boyd
1990-3-29
3929
Riverside
Vail Lake area, summit of 'Big' Oak Mtn, N. of lake.
793
Comment
RSA570351
Pectocarya recurvata
Steve Boyd, Tim Ross, W. Appleby
1993-3-18
7779
San Bernardino
Southern base of the Avawatz Range at the mouth of Sheep Creek Springs Canyon about old mining camp at Sheep Creek Spring.
600
Comment
UCR218297
Pectocarya recurvata
Steve Boyd
2010-4-19
12265
Inyo
Mojave Desert; North Mojave Desert region, northwest base of Dublin Hills, south of Hwy 178, northwest of Shoshone
671
Comment
RSA569972
Pectocarya setosa
Steve Boyd, Tim Ross, W. Appleby
1993-3-19
7847
San Bernardino
North base of Old Women Mountains, south of Essex, eastern Mojave Desert; Honeymoon Wash along Willow Springs road, 0.5 miles west of Sunflower Springs Road ('Cross-fire Camp').
1000
Comment
UCR51988
Pedicularis attollens
Steve Boyd, C. Boyd
1987-7-3
2079
Inyo
Sierra Nevada Mtns., NW of Bishop in Granite Park area of upper Pine Creek Drainage
3506
Comment
RSA523484
Pedicularis densiflora
Steve Boyd, Tim S. Ross, L. Arnseth
1990-3-30
3944
Riverside
Vail Lake area, summit of Big Oak Mtn, N of lake. Saddle between summits, N slope along rd heading N to Black Hills.
793
Comment
RSA526157
Pellaea andromedifolia
Steve Boyd, Timothy S. Ross, L. Arnseth
1990-4-6
4151
Los Angeles
San Clemente Island: Lemon Tank Cyn, E side of Island.
274
Comment
RSA570749
Pellaea andromedifolia var. andromedifolia
Steve Boyd, Walter Appleby
1993-4-8
7968
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, upper Devil Canyon, vicinity of Mud Spring.
671
Comment
UCD137719
Pellaea mucronata
Steve Boyd; LeRoy Gross
2004-5-4
11088
San Benito
Peninsular Ranges; Anza Bench Region: Hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05.
Comment
RSA506837
Pennisetum setaceum
Steve Boyd
1985-7-23
1041
San Diego
Tenaja Road, 0.5 mile west of jct with De Luz Road
122
Comment
RSA701174
Penstemon centranthifolius
Steve D. Boyd, Lisa Rojas
2004-5-26
11348
San Diego
In-Ko-Pah Mountains, western flank of Thing Valley, northeast of transit station Posta, Cleveland National Forest along forest service road.
1463
Comment
RSA727891
Penstemon centranthifolius
Steve D. Boyd, LeRoy Gross
2004-5-4
11129
San Diego
Hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05.
899
Comment
UCR148056
Penstemon centranthifolius
Steve Boyd, Lisa Rojas
2004-5-26
11348
San Diego
Cuyamaca-Laguna Mtns, In-Ko-Pah Mtns, western flank of Thing Valley, northeast of transit station Posta, Cleveland National Forest along forest service road
1463
Comment
UC1929687
Penstemon eatonii var. eatonii
Steve Boyd, Tammy Morgan
2004-6-1
11421
San Bernardino
Mojave Desert; East Mojave Desert region; Clark Mountains, western flank of the range in large canyon south of Pachalka Spring.
Comment
UCR199806
Penstemon eatonii var. eatonii
Steve Boyd, Tammy Morgan
2004-6-1
11421
San Bernardino
Eastern Mojave Desert, Clark Mountain, west flank of the range in large canyon south of Pachalka Spring
1800
Comment
UCD124207
Penstemon heterophyllus
Steve Boyd; Valentin Arvizu
2004-6-8
11503
Ventura
Transverse Ranges; Mount Pinos region: Topa Topa Mountains, Tar Creek, east of its confluence with Sespe Canyon near point where stream is crossed by Tar Creek Road Trail.
610
Comment
RSA0116442
Penstemon heterophyllus subsp. heterophyllus
Steve D. Boyd, Lauren Raz
1997-5-29
9915
Los Angeles
Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake.
1098
Comment
NY601651
Penstemon heterophyllus var. australis
S. D. Boyd
1992-5-4
7184
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats area east of Verdugo Potrero
731.5
Comment
UCR22083
Pentagramma triangularis subsp. maxonii
Steve Boyd
1980-5-3
189
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau
625
Comment
SD136866
Peritoma arborea var. angustata
Steve Boyd, Tim Ross and Walter Appleby
1993-3-19
7860
San Bernardino
North base of the Old Women Mountains, south of Essex, eastern Mojave Desert; Honeymoon Wash along Willow Springs road,
1000
Comment
HSC85355
Perityle emoryi
Steve Boyd
1986-2-6
1243
Imperial
Cargo Muchacho Mtns., large canyon at SE end of mountains, 5.4 mi. NE of Hwy. 8, off Sidewinder Rd. and Power-line Rd.
Comment
UCR148388
Perityle emoryi
Steve Boyd, Tammy Morgan
2004-3-30
10693
San Bernardino
Central Mojave Desert, S end of the Cady Mountains, NW of Ludlow (N of Interstate 40) about hill topped with communication towers
854
Comment
UCR89510
Perityle emoryi
Steve Boyd, T. S. Ross, W. Appleby
1993-3-18
7791
San Bernardino
Northeastern Mojave Desert, northern base of the Avawatz Range at the mouth of Sheep Creek Springs Canyon, about old mining camp at Sheep Creek Spring
600
Comment
RSA527669
Perityle emoryi
Steve Boyd, Timothy S. Ross, Laurel Arnseth
1990-4-8
4287
Los Angeles
San Clemente Island: east side of the island, near Malo Point, 1st canyon south of Bryce Canyon.
Comment
RSA544292
Petunia parviflora
Steve D. Boyd, Tim S. Ross
1991-6-14
6355
Riverside
Warm Springs Creek at NE end of Hogbacks ridge from Alamos Rd. S to confluence w/ Adobe Springs tributary, 2-3 miles NW of Murrieta Hot Springs.
Comment
UCR60772
Peucephyllum schottii
Steve Boyd, O. Mistretta
1986-3-13
1479
Riverside
Sonoran (Colorado) Desert, West side Palen Mtns: NE of Desert center; first large canyon at NW tip of western segment of range
Comment
RSA702417
Phacelia cicutaria var. hispida
Steve Boyd, Heidi Bigelow
2004-4-5
10821
San Diego
Pine Hills area, between Magee Flat and Deadman Flat along Eagle Peak Rd.
Comment
RSA667600
Phacelia ciliata
Steve Boyd, Lee Lenz
2001-5-2
10420
Los Angeles
Along Hwy 138, base of hills at edge of westernmost end of the Antelope Valley, just east of the junction with the old Ridge Route. [Latitude should be 34 instead of 36]
Comment
UCR98810
Phacelia ciliata
Steve Boyd, A. C. Sanders, R. T. Hawke, S. Hawke, et al.
1997-4-20
9571
Kern
San Emigdio Range, Pleito Hills, San Emigdio Ranch, ridge on W side of Pleito Canyon, c. 4.5 air mi due north of Antimony Peak
1220
Comment
RSA702396
Phacelia crenulata
Steve Boyd, Michael Denslow
2004-3-23
10669
San Bernardino
Pisgah Crater lava fields, south of the Cady Mountains, west of Ludlow, just south of Interstate 40 on road to cinder quarry operation.
Comment
UCD120357
Phacelia crenulata
Steve Boyd; Tammy Morgan, Aydee Virgen, Sarah DeGroot, et al
2004-5-14
11248
Riverside
Colorado Desert; Chocolate-Chuckwalla Mountains region: Western base of the Chocolate Mountains, small canyon, ca. 1.25 miles due north of Imperial County line and ca. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range.
Comment
RSA592846
Phacelia davidsonii
Steve Boyd, Orlando Mistretta
1996-5-1
8747
Los Angeles
Liebre Mountains, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08.
1524
Comment
RSA517856
Phacelia distans
Steve Boyd
1986-3-30
1508
Los Angeles
Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills.
Comment
RSA593552
Phacelia distans
Steve Boyd
1996-5-17
8798
San Diego
Palomar Mountains, summit of Aguanga Mountain along Palomar Divide Road (9S07) ca. 2.6 miles east of junction with Halfway Road (9S06).
1387
Comment
RSA600596
Phacelia distans
Steve Boyd, A. C. Sanders, R. T. Hawke, P. Hobbs, S. Hobbs, S. Hawke
1997-4-20
9582
Kern
San Emigdio Range: Pleito Hills region, San Emigdio Ranch, ridge on west side of Pleito Canyon, approximately 4.5 air miles due north of Antimony Peak.
1098
Comment
UCR147766
Phacelia distans
Steve Boyd, LeRoy Gross
2004-5-4
11150
San Diego
Peninsular Ranges; Anza Bench region, hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05
899
Comment
RSA601336
Phacelia egena
Steve Boyd, Lauren Raz
1997-6-17
9958
Los Angeles
Liebre Mountains region: Summit of Burnt Peak, generally to the northeast of the FAA site.
1706
Comment
UCR99349
Phacelia fremontii
Steve Boyd, A. C. Sanders, R. T. Hawke, S. Hawke, S. Hobbs, P. Hobbs
1997-4-20
9542
Kern
San Emigdio Range, Pleito Hills, San Emigdio Ranch, ridge on W side of Pleito Canyon, c. 4.5 air mi due north of Antimony Peak
1220
Comment
UCR79229
Phacelia grandiflora
Steve Boyd, T. S. Ross
1992-4-29
7126
San Diego
Peninsular Range; Southern Santa Ana Mtns, San Mateo Canyon Wilderness Area. San Mateo Canyon, SE of Indian Potrero at base of eastern-most segment of Clark Trail
213
Comment
UCR39546
Phacelia hastata
Steve Boyd
1983-7-25
s.n.
San Bernardino
San Bernardino Mtns, Near Onyx Summit at Cienaga Seca, west of Hwy 38
2500
Comment
RSA520753
Phacelia humilis var. dudleyi
Steve Boyd, Bramlet
1986-6-9
1937
Tulare
Chimney Creek Canyon, N slope Peak 7155, S Chimney Meadow.
2073
Comment
RSA689712
Phacelia humilis var. dudleyi
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10510
Tulare
Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak).
2509
Comment
RSA561824
Phacelia imbricata subsp. imbricata
Steve Boyd
1993-6-3
8179
Los Angeles
north of Sylmar and south of Santa Clarita. North of Santa Clara Rd (3N17.9) at head of eastern-most canyons
914
Comment
RSA507997
Phacelia longipes
Steve Boyd
1988-4-28
2252
Los Angeles
West end of San Gabriel Mountains, Sand Canyon E of Saugus. In small canyon. Angeles National Forest.
640
Comment
HSC101580
Phacelia minor
Steve Boyd, Susan Jett
2008-3-20
11826
Riverside
Peninsular Ranges; Santa Ana Mountains region: eastern flank of the range along El Cariso Trunk Trail, ca. 0.5 mi. north of Highway 74
732
Comment
RSA496139
Phacelia minor
Steve Boyd, L. Arnseth, Tim Ross
1989-3-19
3026
Riverside
Vail Lake area,1 mile W of Lake
610
Comment
RSA501039
Phacelia minor
Steve Boyd, Tim Ross, L. Arnseth
1989-4-1
3160
Riverside
Vail Lake area, recent burn in hills just to SW of the dam.
488
Comment
RSA562120
Phacelia minor
Steve Boyd
1992-4-14
6786
Riverside
Santa Ana Mountains, San Mateo Canyon Wilderness Area. Along Verdugo Trail from Tenaja Trail to Bluewater Trail in upper watershed of Bluewater Canyon, S of Sitton Peak.
793
Comment
RSA678361
Phacelia minor
Steve Boyd, Amber Maurice, Pesach Lubinsky, Lel Lubinsky
2003-4-17
10498
Riverside
East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station.
Comment
SBBG101786
Phacelia minor
S. Boyd with T. Ross, M. Hammitt
1991-5-2
6057
Riverside
Vail Lake region, Billy Goat Mtn, ca. 3 mi N of Hwy 371, N of Aguanga
600
Comment
UC1929329
Phacelia minor
Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky
2003-4-17
10498
Riverside
Peninsular Ranges, San Jacinto Mountains / Colorado Desert; East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station.
Comment
RSA570236
Phacelia neglecta
Steve Boyd, Tim Ross, W. Appleby
1993-3-20
7885
San Bernardino
Chemehuevi Valley, southwest of Needles, west of the Chemehuevi Mountians along Water Road, just North of intersection with Highway 95.
500
Comment
UCR40782
Phacelia ramosissima var. suffrutescens
Steve Boyd
1983-7-25
s.n.
San Bernardino
San Bernardino Mtns, Near Onyx Summit at Cienaga Seca, west of Hwy 38
2500
Comment
RSA650529
Phacelia tanacetifolia
Bob Boyd
1978-04
s.n.
San Bernardino
Barstow Area.
Comment
RSA485366
Phacelia vallis-mortae
Steve Boyd, C. Boyd
1987-4-12
2022
Inyo
South end of Greenwater Valley, 0.3 mile NW of jtn w/ Hwy 178, 2 miles W of Shoshone.
Comment
RSA599877
Phacelia viscida
Steve Boyd, Lauren Raz
1997-5-6
9722
Los Angeles
Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24.
610
Comment
SD152983
Phalaris aquatica
Steve Boyd, Tim Ross
1992-5-19
7450
Orange
San Mateo Canyon Wilderness Area. Western edge of the wilderness in Lucas Canyon at the Lucas Canyon Trail crossing
320
Comment
RSA560420
Phalaris minor
Steve Boyd, Timothy S. Ross, Mike Wall
1992-6-3
7519
San Diego
Southern Santa Ana Mts., San Mateo Canyon Wilderness Area. Devil Canyon, from confluence witrh ''Miller Creek'' downstream approx. 1 mile.
487
Comment
RSA527794
Pholistoma auritum
Steve Boyd, Tim Ross, L. Arnseth
1990-4-8
4359
Los Angeles
San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon.
Comment
RSA518009
Pholistoma membranaceum
Steve Boyd, Orlando Mistretta
1986-3-31
1545
Los Angeles
Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills.
Comment
RSA495415
Pholistoma racemosum
Steve Boyd, T. S. Ross, L. Arnseth
1989-3-12
2942
Riverside
Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam.
442
Comment
RSA552751
Pholistoma racemosum
Steve Boyd, C. Boyd, K. A. Boyd
1992-3-21
6737
Riverside
Santa Ana Mountains, San Mateo Canyon Wilderness Area, Tenaja Canyon. along trail from wilderness boundary downstream towards Fisherman s Camp.
366
Comment
RSA570328
Phoradendron californicum
Steve D. Boyd, Tim S. Ross, W. Appleby
1993-3-19
7802
San Bernardino
Southern base of the Avawatz Range at the mouth of Sheep Creek Springs Canyon about old mining camp at Sheep Creek Spring.
600
Comment
UCR89502
Phoradendron californicum
Steve Boyd, T. S. Ross, Walter Appleby
1993-3-19
7802
San Bernardino
NE Mojave Desert, northern base of the Avawatz Range at the mouth of Sheep Creek Springs Canyon about old mining camp at Sheep Creek Spring
600
Comment
UCR58849
Phoradendron macrophyllum
Steve Boyd, T. S. Ross, L. Arnseth
1989-4-2
3218
Riverside
Peninsular Range, Vail Lake area at N end of Kolb Creek, near campground
457
Comment
CAS-BOT-BC143336
Phoradendron villosum
Steve Boyd; Andrew C. Sanders; R. T. Hawke; Shaun Hawke; Susan Hobbs; Paul Hobbs
1997-4-20
9532
Kern
San Emigdio Range: San Emigdio Ranch, Los Lobos Canyon
914
Comment
RSA598935
Phoradendron villosum
Steve D. Boyd, Tim S. Ross
1997-3-21
9194
Los Angeles
Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring.
1183
Comment
UCR138555
Phoradendron villosum
Steve Boyd, D. E. Bramlet
1988-10-8
2878
Riverside
San Jacinto Mtns. area, Cahuilla Mountain, SW of Anza at head of Bautista Canyon, along the crest of the mountain
1707
Comment
IRVC28190
Physalis crassifolia
Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault
2004-5-14
11216
Riverside
Choclate-Chuckwalla Mtns region; W base of the Choclate Mtns, small cyn, ca. 1.25 mi. N of Imperial Co. line and about 3.75 mi. W of aquaduct; accessed by dirt road off of main aquaduct road at siphon station. Within boundary of US Navy Choclate Mtn ... Colorado Desert
Comment
UCR60780
Physalis crassifolia
Steve Boyd, Orlando Mistretta
1986-3-13
1483
Riverside
Sonoran (Colorado) Desert, West side Palen Mtns: NE of Desert center; first large canyon at NW tip of western segment of range
Comment
UCD116157
Physaria kingii subsp. latifolia
Steve Boyd
1980-4-19
NY 017
San Bernardino
Caruthers Cyn., New York Mtns. Steep slopes N of Giant Ledge mine.
1828
Comment
RSA592820
Pinus monophylla
Steve Boyd
1996-4-24
8663
Los Angeles
Liebre Mountains, northwestern end of the range on the ridgetop and upper slopes of the southern flank of Apple Canyon.
1067
Comment
RSA595108
Pinus monophylla
Steve Boyd, Orlando Mistretta, John Dolan
1996-4-18
8586
Los Angeles
Liebre Mountains, upper West Fork Liebre Gulch along spur leading off along steep ridgeline west of Angeles National Forest Road 8N01, at a point 7.0 road miles from jtn with 8N05.
1204
Comment
UCR151954
Pinus monophylla
Steve Boyd, Tammy Morgan
2004-6-1
11428
San Bernardino
Eastern Mojave Desert, Clark Mountain, west flank of the range in large canyon south of Pachalka Spring
1800
Comment
CAS-BOT-BC458136
Pityopus californicus
Jean Boyd; Marie Kelly
1949-9-17
s.n.
Mendocino
Near Little River
Comment
CAS-BOT-BC458141
Pityopus californicus
Jean Boyd; Marie Kelly
1950-2-27
s.n.
Mendocino
Near Little River
Comment
HSC85414
Plagiobothrys acanthocarpus
Steve Boyd
1986-3-9
1380
Riverside
Temescal Canyon: Alberhill Mtn., S slope of mtn., just E of claymine area
459
Comment
UCR48487
Plagiobothrys acanthocarpus
Steve Boyd
1986-3-9
1380
Riverside
Peninsular Range, Temescal Canyon: Alberhill Mtn., south slope of mtn., just east of claymine area
488
Comment
RSA600161
Plagiobothrys arizonicus
Steve Boyd, Lauren Raz
1997-5-1
9653 B
Los Angeles
Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon.
1463
Comment
UC1928685
Plagiobothrys arizonicus
Steve Boyd, Valentin Arvizu
2008-5-1
11948
Kern
Sierra Nevada; Southern Sierra Nevada region; Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley.
Comment
UCR48486
Plagiobothrys canescens
Steve Boyd
1986-3-3
1376
Riverside
Perris Basin, Good Hope Valley, c. 5 mi. west of Perris; DePrad Street, 0.5 mi. east of Cowie Avenue.
488
Comment
HSC85416
Plagiobothrys collinus var. californicus
Steve Boyd
1986-3-9
1389
Riverside
Temescal Canyon: Alberhill Mtn., S slope of mtn., just E of claymine area
459
Comment
RSA517931
Plagiobothrys collinus var. californicus
Steve Boyd
1986-3-1
1370
Riverside
Gavilan Hills, Gavilan Plateau: 1/4 mile south of Harford Springs County Park.
640
Comment
UC1605427
Plagiobothrys collinus var. californicus
Steve Boyd
1986-4-2
1595
Riverside
Harford Springs County Park Gavilan Hills, Gavilan Hills, Harford Springs County Park
609
Comment
UCR22097
Plagiobothrys collinus var. californicus
Steve Boyd
1980-4-27
144
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau
640
Comment
SD136875
Plagiobothrys collinus var. fulvescens
Steve Boyd
1992-4-21
6982
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area, Southern flank of Miller Mountain
640
Comment
SD231259
Plagiobothrys collinus var. fulvescens
Steve Boyd, Naomi Fraga
2004-4-27
10993
San Diego
Peninsular Ranges; Anza Bench region: Hills north of Warner Springs, south of Indian Flats Campground of Cleveland National Forest along Road 9S05.
Comment
SBBG105054
Plagiobothrys fulvus
S. Boyd, D. Banks, J. M. Porter, V. Ashworth, G. Allan
1994-4-6
8287
San Diego
San Mateo Cyn Wilderness Area, southern slope of Miller Mtn
822
Comment
RSA562107
Plagiobothrys nothofulvus
Steve Boyd
1992-4-14
6799
Riverside
Santa Ana Mountains, San Mateo Canyon Wilderness Area. Along Verdugo Trail from Tenaja Trail to Bluewater Trail in upper watershed of Bluewater Canyon, S of Sitton Peak.
793
Comment
RSA599557
Plagiobothrys nothofulvus
Steve Boyd, A. C. Sanders, R. T. Hawke, Shaun Hawke, Susan Hobbs, Paul Hobbs
1997-4-20
9539
Kern
San Emigdio Range: San Emigdio Ranch, Los Lobos Canyon. T10N R22W center of east border S 1/2 sec. 20; T10N R22W center of west border S 1/2 sec. 21.
914
Comment
RSA701568
Plagiobothrys nothofulvus
Steve Boyd, Heidi Bigelow
2004-4-5
10840
San Diego
Pine Hills area, between Magee Flat and Deadman Flat along Eagle Peak Rd.
Comment
RSA496130
Plagiobothrys tenellus
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-3-18
3009
Riverside
Vail Lake area, low hills west of Kolb Creek arm of lake.
488
Comment
RSA560855
Plagiobothrys tenellus
Steve Boyd
1992-4-21
6984
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Northwestern summit and slopes of Miller Mountain.
792
Comment
UCR59753
Plagiobothrys tenellus
Steve Boyd, T. S. Ross, L. Arnseth
1989-3-18
3009
Riverside
Peninsular Range, Vail Lake area, hills west of Kolb Creek arm of lake
488
Comment
RSA495820
Plantago erecta
Steve Boyd, Tim S. Ross, L. Arnseth
1989-3-12
2931
Riverside
Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam.
442
Comment
RSA701788
Plantago erecta
Steve Boyd, Heidi Bigelow
2004-4-5
10774
San Diego
Foothills area near Mesa Grande about Wash Tub Falls in Black Canyon, east of Black Mountain, ca. 6 miles south of junction of Mesa Grande Rd. along Black Canyon Rd.
Comment
UCR48361
Plantago erecta
Steve Boyd
1986-5-1
1806
Riverside
Perris-Aguanga Basin region, southwestern Perris Basin, hill west of Skunk Hollow, Skunk Hollow vernal pool
488
Comment
RSA562442
Plantago lanceolata
Steve Boyd, Tim S. Ross
1992-5-5
7262
Riverside
Southern Santa Ana Mtns, San Mateo Canyon Wilderness area. Northwest of Oak Flats along Verdugo Trail, between jct with Bluewater and Lucas Canyon Trails.
762
Comment
RSA560394
Plantago major
Steve Boyd, Tim S. Ross
1992-4-29
7146
San Diego
San Mateo Canyon Wilderness Area. San Mateo Canyon from eastern-most segment of the Clark Trail downstream to the border with Camp Pendleton.
152
Comment
UCR51966
Plantago ovata
Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross
1988-3-10
2198
Riverside
Sonoran (Colorado) Desert, NW end McCoy Mtns, NW of Blackjack Mine
400
Comment
RSA516906
Plantago ovata var. fastigiata
Steve Boyd, Orlando Mistretta
1986-3-13
1432
Riverside
Palen Mountains; NE of Desert Center, jct. of Parker Dam Rd. and Palen Rd. (road going through pas between Palen and Granite Ranges).
244
Comment
RSA565633
Plantago ovata var. fastigiata
Steve Boyd, Tim S. Ross, W. Appleby
1993-3-18
7740
Inyo
Resting Spring Range, 4 miles east of Shoshone, upper bajada and lower slopes along western side of range, 1.1 miles SE of Highway 178.
600
Comment
RSA507968
Plantago patagonica
Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth
1988-5-28
2308
Riverside
Cahuilla Mountain, west of Anza, mostly along the crest.
1500
Comment
RSA701189
Plantago patagonica
Steve Boyd, Naomi Fraga
2004-4-27
10934
San Diego
Warner Springs area, rolling terrain near the Pacific Crest Trail, south of Highway 79 and west of the Warner Springs resort.
898
Comment
RSA561508
Platanus racemosa
Steve Boyd, Tim S. Ross, D. Bramlet
1992-9-9
7666
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Upper San Mateo Canyon, from the junction of Tenaja Road (7S01) and Los Almos Road (7S04) and the confluence of Los Almos Creek,, up the San Mateo Trail north to Potrero de la Cienega.
396
Comment
RSA600420
Platanus racemosa
Steve Boyd, Lauren Raz
1997-4-30
9625
Los Angeles
Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine.
866
Comment
RSA557892
Plectritis ciliosa subsp. insignis
Steve D. Boyd, Orlando Mistretta
1992-4-22
6996
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Indian Potrero Trail south from Verdugo Potrero to Indian Potrero on ridge between Talega Canyon and Nickel Canyon.
610
Comment
RSA701406
Plectritis ciliosa subsp. insignis
Steve D. Boyd, Aydee Virgen
2004-4-13
10890
Riverside
San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon.
Comment
RSA515196
Pleuraphis rigida
Steve Boyd, O. Mistretta
1986-3-13
1464
Riverside
West side Palen Mts.: NE of Desert Center.
Comment
RSA457772
Pleurocoronis pluriseta
Steve Boyd
1988-3-10
2216
Riverside
Sonoran (Colorado) Desert NW end McCoy Mtns, NW of Blackjack Mine
400
Comment
UCR148507
Pleurocoronis pluriseta
Steve Boyd, Michael Denslow
2004-3-23
10633
San Bernardino
Central Mojave Desert, Lavic Mountain, southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) along powerline/pipeline access road
Comment
UC1563108
Pluchea sericea
Steve Boyd, Tim Ross, Laurel Arnseth
1989-6-10
3663
Riverside
below the dam Temecula Creek canyon; Vail Lake Area
457
Comment
SD136950
Poa annua
Steve Boyd
1992-4-14
6816
Riverside
Santa Ana Mtns, San Mateo Wilderness Area. Western edge of Oak Flats area along Bluewater Tr. From Verdugo Tr. S to crest of ridge W side of Bluewater Cyn.
730
Comment
SEINET10927091
Poa annua
Steve Boyd, Timothy S. Ross
1990-1
Boyd 4669
Unknown
Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest. T8S, R1W, N 1/2, Sec 26. Riparian woodland, pools along stream supporting Typha, Carex, etc. Benches, slopes burned.
579
Comment
UCR61172
Poa atropurpurea
Steve Boyd
1983-8-10
s.n.
San Bernardino
San Bernardino Mtns., Near Onyx Summit at Cienaga Seca, west of Hwy 38
2457
Comment
CAS-BOT-BC254568
Poa fendleriana
S. Boyd; et al.
1988-4-8
1745
San Bernardino
W side of Ord Mountain, N of Lucerne Valley. 15 miles S of I-40 on Camp Rock Road near Tyler Valley, Mojave Desert
1524
Comment
UCR95532
Poa pratensis
Steve Boyd
1996-4-25
8697
Los Angeles
San Gabriel Mtns, Liebre Mtns, Knapp Ranch area at upper end of Castaic Creek drainage in broad valley at head of Cienega Canyon, south of Liebre Mtn
951
Comment
RSA598865
Poa secunda
Steve Boyd, Timothy S. Ross
1997-3-21
9242
Los Angeles
Liebre Mountains, Portal Ridge, upper Broad Canyon, ca. 1 mile east of VABM King and 1.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, along the ridgeline dividing Bleich Canyon and Broad Canyon.
1194
Comment
RSA725348
Poa secunda
Steve Boyd, Carol Boyd
2007-9-12
11755
Mono
Pass between Virginia Lakes Basin and Summit Lake, ca. 2 airline miles southwest of Dunderberg Peak and 1 airline mile west of Black Mountain.
3232
Comment
UCR148191
Poa secunda
Steve Boyd, LeRoy Gross
2004-5-4
11139
San Diego
Peninsular Ranges; Anza Bench region, hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05
899
Comment
UCR21893
Podistera nevadensis
Steve Boyd
1980-8-8
s.n.
Mono
Sierra Nevada Mtns, Dana Plateau, Mount Dana
3659
Comment
UC1608266
Polygala cornuta var. fishiae
Steve Boyd and Tim Ross
1992-5-20
7478
Orange
w edge of wilderness Southern Santa Ana Mountains, San Mateo Canyon Wilderness Ar (along foot trail upstream from end of old roadgrade to upper homestead (corrugated steel building), along stream)
350
Comment
RSA600358
Polygonum aviculare subsp. neglectum
Steve Boyd, Lauren Raz
1997-5-28
9880
Los Angeles
Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain.
866
Comment
UCR60522
Polygonum lapathifolium
Steve Boyd
1985-7-23
1040
San Diego
Santa Ana Mtns; Santa Rosa Plateau, De Luz Creek at crossing of Tenaja Trail, c. 0.1 mi west of the junction with De Luz Road
122
Comment
UCR40195
Polygonum punctatum
Steve Boyd
1985-7-23
1014
Riverside
Peninsular Range, De Luz Road, 8 mi west of Rancho California. Side canyon of Sandia Creek
305
Comment
UCR59663
Polypodium californicum
Steve Boyd, T. S. Ross, L. Arnseth
1989-3-12
2952
Riverside
Peninsular Range, Vail Lake area, Temecula Creek Canyon, just below Vail Lake Dam.
488
Comment
RSA500155
Polypogon interruptus
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-6-4
3646
Riverside
Vail Lake area, Temecula Creek, SE of the lake, just N of Highway 79.
488
Comment
RSA701391
Polypogon maritimus
Steve Boyd, LeRoy Gross
2004-5-4
11161
San Diego
Hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05.
899
Comment
RSA500115
Polypogon viridis
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-6-10
3696
Riverside
Vail Lake area, Benches of Arroyo Seco and slopes of adjacent hills to E.
488
Comment
RSA701135
Polypogon viridis
Steve Boyd, Valentin Arvizu
2004-6-8
11465
Ventura
Mount Pinos region: Topa Topa Mountains, Tar Creek, east of its confluence with Sespe Canyon near point where stream is crossed by Tar Creek Road trail.
610
Comment
UCR22140
Populus fremontii
Steve Boyd
1980-5-17
290
Riverside
Gavilan Hills, Harford Springs County Park, on the NW corner of the Gavilan plateau.
Comment
RSA518176
Porophyllum gracile
Steve Boyd
1990-10-3
5149
San Bernardino
Providence Mountains., Road over Foshay Pass, W side of range, 11.2 mi E of Kelbaker Rd.
Comment
UCR52014
Porophyllum gracile
Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross
1988-3-10
2206
Riverside
Sonoran (Colorado) Desert, NW end McCoy Mtns, NW of Blackjack Mine
400
Comment
UC1584093
Portulaca halimoides
Steve Boyd
1990-10-3
5147
San Bernardino
Valley between Granite Mountain and Van Winkle Mountain (on Kelbaker Road, 7 mi n of Interstate 40); Kelbaker Road
Comment
RSA535398
Portulaca oleracea
Steve Boyd
1990-10-3
5148
San Bernardino
Valley between Granite and Van Winkle Mountains on Kelbaker road, 7 miles N of I-40.
Comment
UCR225162
Potamogeton diversifolius
Steve Boyd, Gary Wallace
2005-7-30
11642
Riverside
Peninsular Ranges; San Jacinto Mountains region, San Jacinto Mountains State Park, Hidden Lake area, northeast of Hidden Divide, southeast of Long Valley, near head of Hidden Fork of Tahquitz Creek
2683
Comment
RSA500203
Potamogeton pusillus
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-5-7
3542
Riverside
Vail Lake area, pond and freshwater marsh in Kolb Crk. just south of the lake.
Comment
SBBG105042
Potentilla pinetorum
S. Boyd, S. Meury, A. Liston
1988-7-19
2684
Unknown
Sierra San Pedro Martir, meadows along rd heading S of Vallecitos towards La Encantada, base of Cerro Botella Azul
Comment
UCR87114
Proboscidea louisianica
Steve Boyd
1991-5-30
6317
Riverside
Murrieta, Gentry Experimental Farm on Los Alamos Road
427
Comment
HSC85386
Prosopis glandulosa var. torreyana
Steve Boyd
1986-4-10
1646
Riverside
Temescal Canyon, along DePalma Rd. between Indian Truck Trail and Horsethief Canyon, 1.2 mi. E of Indian Truck Trail.
Comment
UCR17889
Prosopis glandulosa var. torreyana
Steve Boyd
1978-8-24
115
Inyo
Northern Mojave Desert, Indian Ranch, Panamint Valley
Comment
RSA599346
Prunus dulcis
Steve D. Boyd, Lauren Raz
1997-3-26
9375
Los Angeles
Liebre Mountains region: Sierra Pelona Ridge, upper end of Bouquet Canyon, south of Lincoln Crest near end of off-highway vehicle trail which begins at Bouquet Canyon Road.
1311
Comment
HSC87291
Prunus ilicifolia
Steve Boyd, T. S. Elias
1987-4-14
2048
Los Angeles
San Gabriel Mtns., Rincon- Red Box Rd., S of Rincon Forest Station, N of Glendora
Comment
RSA395366
Prunus ilicifolia
Steve D. Boyd
1986-4-22
1729
Riverside
Walker Canyon area, where Temescal Creek (=Alberhill Creek) flows between Alberhill Mtn. and Gavilan Hills.
Comment
RSA600476
Prunus ilicifolia
Steve D. Boyd, Lauren Raz
1997-4-30
9598
Los Angeles
Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine.
866
Comment
SD152758
Prunus ilicifolia
Steve Boyd, Tim Ross
1992-5-5
7248
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness area. Isolated grassland area south of Oak Flats, southwest of the Bluewater Trail
730
Comment
UCR22038
Prunus ilicifolia
Steve Boyd
1980-6-4
316
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau
640
Comment
UCR51990
Prunus ilicifolia
Steve Boyd, T. S. Elias
1987-4-14
2048
Los Angeles
San Gabriel Mtns., Rincon to Red Box Road, south of Rincon Forest Station, north of Glendora
991
Comment
RSA479511
Prunus ilicifolia subsp. ilicifolia
Steve D. Boyd, Thomas S. Elias
1987-4-14
2048
Los Angeles
San Gabriel Mountains, Rincon - Red Box Road, S of Rincon Forest Station, N. of Glendora
Comment
UCR99490
Prunus persica
Steve Boyd, Lauren Raz
1997-3-26
9376
Los Angeles
Libre Mtns., Sierra Pelona Ridge, southern flank of Martindale Canyon near the northern end of Bouquet Canyon, south of the upper end of the reservoir along Forest Service Road 6N08 at Artesian Spring Campground
1098
Comment
RSA387408
Psathyrotes ramosissima
Steve Boyd
1986-2-6
1251
Imperial
Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd.
Comment
SD152940
Pseudognaphalium beneolens
Steve Boyd, Orlando Mistretta and Dave Bramlet
1992-6-22
7645
San Diego
Southern Santa Ana Mountains, southeastern edge of wilderness in upper Devil Canyon drainage, northwest of Sky Ranch.
700
Comment
OBI37640
Pseudognaphalium leucocephalum
Steve Boyd
1985-7-30
1056
San Diego
Lower Cottonwood Canyon, near its confluence with De Luz Crk
Comment
RSA500200
Pseudognaphalium luteoalbum
Steve Boyd, Timothy S. Ross, Laurel Arnseth
1989-5-7
3544
Riverside
Vail Lake area, pond and freshwater marsh in Kolb Crk. just south of the lake.
Comment
SD152938
Pseudognaphalium luteoalbum
Steve Boyd, Orlando Mistretta
1992-4-23
7041
San Diego
Southern Santa Ana Mountains, San Mateo Creek from Clark Trail downstream to narrows near border with Camp Pendleton.
149
Comment
UCR101529
Pseudotsuga macrocarpa
Steve Boyd, T. S. Ross, Laura Moore, V. Soza
1997-7-8
10001
Los Angeles
San Gabriel Mtns., Northern flank of Sawmill Mtn., upper Heryford Canyon watrshed, along Sawmill Mtn. Road (7N23), c. 0.7 m from the junction w/ Maxwell Truk Trail & Burnt Peak Road.
1500
Comment
RSA562803
Psilocarphus tenellus
Steve Boyd
1992-5-19
7426
Orange
Southern Santa Ana Mountains San Mateo Canyon Wilderness Area. Western edge of the wilderness along Lucas Canyon Trail from access road to Rancho Carrillo (7S06) N into Aliso Canyon,.
366
Comment
UCR79477
Psoralea orbicularis
Steve Boyd, T. S. Ross
1992-6-9
7622
San Diego
S Santa Ana Mtns, San Mateo Canyon Wilderness Area. Miller Mtn in lower ' Miller Canyon', the principal drainage on the southern flank of the mtn, just upstream from Cold Springs Road.
610
Comment
RSA348945
Psorothamnus schottii
Steve D. Boyd
1986-2-18
1312
Riverside
Hwy 195, just W o fthe Coachella Canal, W base of Mecca Hills.
Comment
RSA523470
Pterostegia drymarioides
Steve Boyd, Tim S. Ross, L. Arnseth, Jaime Bonilla
1990-4-2
4029
Riverside
Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station.
488
Comment
RSA592782
Pterostegia drymarioides
Steve Boyd
1996-4-25
8684
Los Angeles
Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain.
915
Comment
RSA701569
Pterostegia drymarioides
Steve Boyd, Heidi Bigelow
2004-4-5
10841
San Diego
Pine Hills area, between Magee Flat and Deadman Flat along Eagle Peak Rd.
Comment
SBBG118906
Pterostegia drymarioides
S. Boyd with N. Fraga
2004-4-27
11001
San Diego
Warner Springs area, near Pacific Crest Trail, S of Hwy 79 and W of Warner Springs resort
898
Comment
SD136779
Pterostegia drymarioides
Steve Boyd, Tim Ross, Dave Bramlet
1993-5-12
7326
Riverside
San Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches from confluence with Los Alamos Canyon downstream to confluence with Tenaja Canyon
366
Comment
UCR21525
Pterostegia drymarioides
Steve Boyd
1980-4-29
s.n.
Riverside
Perris Basin, Motte Reserve, 2.5 miles NW of Perris, c. 0.5 mile NE of the secretary's house
518
Comment
RSA527758
Pterostegia drymarioides
Steve Boyd, Tim S. Ross, L. Arnseth
1990-4-8
4325
Los Angeles
San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon.
Comment
UC2029950
Pulicaria paludosa
Steve Boyd, R. E. Riefner
2000-9-13
10307
Orange
SANTA ANA MOUNTAINS: Fremont Canyon, about 1.5 air miles west of Oat [a.k.a. Oak] Flat and 1.5 air miles southeast of Claymont clay mine.
Comment
RSA517862
Purshia glandulosa
Steve D. Boyd, Orlando Mistretta
1986-3-31
1518
Los Angeles
Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills.
Comment
UC1929564
Purshia tridentata var. tridentata
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10553
Tulare
Sierra Nevada; Southern Sierra Nevada region; Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak).
2509
Comment
RSA561412
Pycnanthemum californicum
Steve Boyd, T. S. Ross, D. E. Bramlet
1992-9-9
7681
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Upper San Mateo Canyon, from the junction of Tenaja Road (7S01) and Los Almos Road (7S04) and the confluence of Los Almos Creek., Up the San Mateo Trail north to Potrero de la Cienega.
396
Comment
RSA573294
Pycnanthemum californicum
Steve Boyd, T. S. Ross
1994-9-14
8351
Orange
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, Lucas Canyon just downstream of Lucus Canyon Trail crossing.
311
Comment
RSA0014961
Quercus agrifolia
Steve Boyd, Valentin Arvizu, R. E. Riefner
2006-9-21
11691 -A
Los Angeles
Side drainage of La Tuna Creek just west of La Tuna Canyon Road offramp from 210 Freeway, adjacent to parking area for Santa Monica Mountains Conservancy reserve lands.
Comment
UCR148072
Quercus agrifolia var. oxyadenia
Steve Boyd, LeRoy Gross
2004-5-4
11125
San Diego
Peninsular Ranges; Anza Bench region, hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05
899
Comment
RSA570743
Quercus berberidifolia
Steve Boyd, Walter Appleby
1993-4-8
7962
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness area of Cleveland National Forest, upper Devil Canyon, vicinity of Mud Spring.
671
Comment Read comments Dec 26 2016
RSA574558
Quercus berberidifolia
Steve Boyd
1985-7-30
1072
San Diego
Lower Cottonwood Canyon, near its confluence with De Luz Creek.
Comment
RSA575900
Quercus berberidifolia
Steve Boyd
1994-10-14
8398
Riverside
San Mateo Canyon Widerness Area of the Cleveland Nat'l Forest. San Mateo Canyon along San Mateo Trail between N branch of Tenaja Trail and Fishermans Camp.
427
Comment
RSA595796
Quercus berberidifolia
Steve Boyd, Lauren Raz
1996-10-8
9016
Los Angeles
Liebre Mountains region, crest of Sierra Pelona area at the headwaters of the westerly fork of Maple Canyon, west of Mount McDill.
1402
Comment
SD136833
Quercus berberidifolia
Steve Boyd
1994-10-14
8399
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, San Mateo Canyon, along San Mateo Trail between north branch of Tenaja Trail & Fisherman's Camp, on mesic north-facing slope
427
Comment
UC1605403
Quercus berberidifolia
Steve Boyd
1994-10-14
8399
Riverside
between Tenaja Trail and Fisherman's Camp (San Mateo Canyon, along San Mateo Trail , Southern Santa Ana Mountains); Cleveland Natl. For., Santa Ana Mts., San Mateo Canyon Wilde
426
Comment
UCR51924
Quercus berberidifolia
Steve Boyd
1987-11-23
2097
Riverside
Perris-Aguanga basin region, Mt. Russell, north of Lake Perris, Moreno Valley.
762
Comment
UCR94493
Quercus berberidifolia
Steve Boyd
1982-10-28
s.n.
Riverside
Gavilan Hills, 'Blue Oak Canyon,' tributary of Dawson Canyon draining N flank of Estelle Mountain.
427
Comment
RSA526499
Quercus chrysolepis
Steve Boyd, T. S. Ross
1990-5-11
4694
Riverside
Vail Lake area, N flank and summit of Wild Horse Peak in Agua Tibia Mtns, Cleveland Nat. Forest.
610
Comment
RSA495812
Quercus dumosa
Steve Boyd, T. S. Ross, L. Arnseth
1989-3-12
2922
Riverside
Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam.
442
Comment Read comments Jun 24 2010
RSA0012094
Quercus ilex
Steve Boyd, Rick Riefner
2007-4-27
11740
Los Angeles
City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue.
43
Comment
RSA598845
Quercus john-tuckeri
Steve Boyd, T. S. Ross
1997-3-21
9219
Los Angeles
Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring.
1183
Comment
RSA600130
Quercus wislizeni var. frutescens
Steve Boyd, Lauren Raz
1997-5-28
9852
Los Angeles
Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain.
866
Comment
RSA703324
Quercus wislizeni var. frutescens
Steve Boyd, LeRoy Gross
2004-5-4
11126
San Diego
Hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05.
899
Comment
RSA527593
Rafinesquia californica
Steve Boyd, Timothy S. Ross, Laurel Arnseth
1990-4-8
4418
Los Angeles
San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon.
Comment
RSA527668
Rafinesquia californica
Steve Boyd, Timothy S. Ross, Laurel Arnseth
1990-4-8
4288
Los Angeles
San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon.
Comment
RSA335184
Ranunculus cymbalaria var. saximontanus
Steve Boyd, Karlin G. Marsh
1985-6-11
1140
San Bernardino
Bear Valley area, North shore of Baker Lake, about 1 mile east of the Stanfield Cut-off.
Comment
RSA583385
Rhamnus californica subsp. tomentella
Steve Boyd, Darin Banks
1995-4-6
8443
San Diego
Agua Tibia Wilderness Area, northeastern flank of Agua Tibia Mountain, Arroyo Seco tributary at the north base of Eagle Crag, from the Wildhorse Trail east to the main trunk of Arroyo Seco.
976
Comment
RSA543204
Rhamnus crocea
Steve Boyd
1991-3-17
5481
Riverside
Jurupa Hills, N of Glen Avon. Cove on S flank, just W of Soto St. from white limestone outcrops to summit E of Pyrite Canyon.
Comment
RSA544415
Rhamnus crocea
Steve Boyd, Tim S. Ross
1991-6-14
6383
Riverside
Warm Springs Creek at NE end of Hogbacks ridge from Alamos Rd. S to confluence w/ Adobe Springs tributary, 2-3 miles NW of Murrieta Hot Springs.
Comment
RSA335025
Rhamnus ilicifolia
Steve Boyd
1985-8-7
1111
Riverside
Santa Rosa Plateau Region, NW base of Redonda Mesa on Tenaja Road, 0.8 mile east of jct with 8S01 and 8S02.
Comment
SD152765
Rhamnus ilicifolia
Steve Boyd
1992-3-31
6750
Riverside
Santa Ana Mountains, San Mateo Cyn Wilderness Area. Morgan Trail from Round Potrero W to jtn with Tenaja Tr. In N-fork Bear Creek.
671
Comment
UC1871202
Rhamnus ilicifolia
Steve Boyd, Walter Appleby
1969-12-31
7960
San Diego
Peninsular Ranges; Santa Ana Mountains region; Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, upper Devil Canyon, vicinity of Mud Spring. T8S R5W SW/4 SE/4 sec 22. elev. ca. 2200 ft.
Comment
RSA526532
Rhamnus pirifolia
Steve Boyd, Tim S. Ross, Arnseth
1990-4-7
4270
Los Angeles
San Clemente Island. Lower half of China Canyon, S end of island, W side.
Comment
UCR21166
Rhus aromatica
Steve Boyd
1980-7-3
s.n.
Riverside
Perris Basin, Motte Reserve. Rocky hills 2.5 mi NW of Perris. Western edge of the reserve and 0.25 mi south of the NW corner of the reserve
518
Comment
RSA337339
Rhus integrifolia
Steve Boyd, L. LaPre
1981-5-27
s.n.
Orange
N end of the Santa Ana Mountains along power line road on ridges E of Weir Canyon and the head of Gypsum Canyon.
Comment
SBBG96849
Rhus integrifolia
S. Boyd with T. Ross, L. Arnseth
1990-4-7
4203
Los Angeles
upper reaches of China Cyn
Comment
UCR71193
Rhus integrifolia
Steve Boyd, T. Ross, et al
1990-4-8
4402
Los Angeles
Channel Islands, San Clemente Island: east side of island, Bryce Canyon near Malo Point
Comment
UCR94484
Rhus integrifolia
Steve Boyd
1981-1-9
s.n.
Riverside
Peninsular Range, Gavilan Hills, narrows in central Dawson Cyn.
488
Comment
UCD116929
Rhus ovata
Steve Boyd; Heidi Bigelow
2004-4-5
10781
San Diego
Peninsular Ranges: Foothills area near Mesa Grande about Wash Tub Falls in Black Canyon, east of Black Mountain, ca. 6 miles south of junction of Mesa Grande Rd. Along Black Canyon Rd.
Comment
UCR95405
Rhus ovata
Steve Boyd
1996-4-24
8656
Los Angeles
San Gabriel Mtns, Liebre Mtns, NW end of range on the ridgetop & upper slopes of the S flank of Apple Cyn.
1098
Comment
GH347360
Rhus trilobata var. quinata
S. D. Boyd & L. Raz
1997-4-30
9593
Unknown
Liebre Mountain Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. Near 34 deg 40' 20 N deg 39' 30 W. T7N R17W
865
Comment
RSA598107
Ribes aureum var. gracillimum
Steve Boyd, Lauren Raz
1997-3-4
9154
Los Angeles
Liebre Mountains region, Mint Canyon, just southwest of Sleepy Valley, south of Rowher Canyon along Sierra Highway.
671
Comment
RSA523497
Ribes indecorum
Steve Boyd, T. S. Ross, L. Arnseth
1990-3-30
3957
Riverside
Vail Lake Area, westerly drainage cyn at N base of 'Big' Oak Mtn.
640
Comment
RSA543129
Ribes indecorum
Steve Boyd, C. Boyd, K. A. Boyd
1991-3-16
5469
Riverside
Cahuilla Mountain between Anza and Hemet, SW of Bautista Cyn.
1067
Comment
RSA543195
Ribes indecorum
Steve Boyd, T. S. Ross, Mike Hammitt
1991-5-2
6115
Riverside
Vail Lake region, SW & W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga.
600
Comment
RSA543964
Ribes indecorum
Steve Boyd, Orlando Mistretta
1991-5-9
6195
Orange
Crest of range at Oak Flat, SE of Sierra Peak, just West of Riverside County Line.
793
Comment
UC1871073
Ribes indecorum
Steve Boyd, W. Appleby
1969-12-31
7933
San Diego
Peninsular Ranges; Santa Ana Mountains region; Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of Cleveland National Forest, upper Devil Canyon from road 8S01 downstream to vicinity of Mud Springs. T8S R5W SW/4 NW/4 sec. 26, E/2 NE/4 sec. 27, SW/4 SE/4 sec. 22. Elevation: 2400-2150 ft.
Comment
UCR77722
Ribes indecorum
Steve Boyd
1991-3-17
5486
Riverside
Jurupa Hills, north of Glen Avon. S flank, just west of Soto St to summit east of Pyrite Cyn.
Comment
UCR51926
Ribes malvaceum
Steve Boyd, T. S. Elias
1987-4-14
2045
Los Angeles
San Gabriel Mtns., Rincon to Red Box Road, south of Rincon Forest Station, north of Glendora
991
Comment
UC1929419
Ribes malvaceum var. malvaceum
Steve Boyd
2007-2-17
11715
San Luis Obispo
Coast Ranges, La Panza Range; Los Padres National Forest along Pozo Road at Pozo Summit, at divide between Pozo Creek drainage and Mariana Creek drainage.
803
Comment
RSA396477
Ribes malvaceum var. viridifolium
Steve Boyd, A. Listen, Walter Wisura
1987-4-30
4146
Los Angeles
8.6 miles from Rincon Forest Station along Rincon-Red Box forest rd.
Comment
SD152829
Ribes malvaceum var. viridifolium
Steve Boyd, Tim Ross
1992-5-5
7237
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area, eastern portions of Oak Flats along the Bluewater Trail
730
Comment
RSA702309
Ribes nevadense
Steve Boyd, Amber Maurice
2004-5-18
11306
Los Angeles
Atmore Meadows area.
Comment
RSA0023186
Ribes quercetorum
Steve Boyd, T. S. Ross
1997-3-21
9211
Los Angeles
Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring.
1183
Comment
UCR99471
Ribes quercetorum
Steve Boyd, T. S. Ross
1997-3-21
9211
Los Angeles
Liebre Mountains, Portal Ridge, about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring
1183
Comment
LA50714
Ribes speciosum
Leo Boyd;
1953-4-3
sn
Los Angeles
SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd).
160
Comment
SD136827
Ribes speciosum
Steve Boyd, Orlando Mistretta
1992-4-22
7011
Riverside
San Mateo Canyon Wilderness Area; Indian Potrero Trail south from Verdugo Potrero to Indian Potrero on ridge between Talega Canyon and Nickel Canyon.
609
Comment
UCR108368
Ribes speciosum
Steve Boyd, B. O'Brien
1998-1-13
10067
Orange
Santa Ana Mtns, N end of the Santa Ana Range, head of Mabey Canyon, along Main Divide Road (3S04) about 0.5 mi north of Oak Flat
845
Comment
RSA725343
Rorippa curvipes var. truncata
Steve Boyd, Carol Boyd
2007-9-16
11760
Inyo
Rock Creek Lake Drainage, Kenneth Lake, on Tamarack Bench west of Wheeler Ridge and East Fork of Rock Creek.
3140
Comment
RSA500191
Rorippa palustris subsp. occidentalis
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-5-7
3553
Riverside
Vail Lake area, pond and freshwater marsh in Kolb Crk. just south of the lake.
Comment
CAS-BOT-BC147471
Rosa californica
Steve Boyd; Amber Maurice
2004-5-18
11321
Los Angeles
Transverse Ranges; Liebre Mountains region: On road leading down towards Atmore Meadows area from main road on crest of Liebre Mountain
1437
Comment
RSA594310
Rosa californica
Steve D. Boyd, Lauren Raz
1996-10-14
9042
Los Angeles
Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road.
671
Comment
RSA702040
Rosa californica
Steve D. Boyd, Amber Maurice
2004-5-18
11321
Los Angeles
On road leading down towards Atmore Meadows area from main road on crest of Liebre Mountain, at crossing of spring outflow.
1437
Comment
CAS-BOT-BC158818
Rubus ursinus
Steve Boyd; Amber Maurice
2004-5-18
11339
Los Angeles
Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain, Transverse Ranges, Libre Mountains region
609
Comment
SD230288
Rubus ursinus
Steve Boyd
1997-9-17
10043
Los Angeles
Liebre Mountains Region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, sout of Liebre Mountain.
853
Comment
RSA593576
Rumex pulcher
Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz
1996-7-11
8913 B
Los Angeles
Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake.
470
Comment
CAS-BOT-BC433960
Rumex salicifolius
Steve Boyd
1992-4-15
6874
Riverside
Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. downstream to the confluence with San Mateo Creek.
487
Comment
SD152777
Rumex salicifolius
Steve Boyd, Tim Ross, Mike Wall
1992-6-4
7548
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Devil Canyon at the confluence with Miller Creek Surrounding slopes with chaparral Common in moist sand along stream.
536
Comment
UCR200688
Rumex salicifolius
Steve Boyd, Aydee Virgen
2004-4-13
10846
Riverside
Peninsular Ranges/Santa Ana Mtns region, San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon
Comment
UCR40203
Rumex salicifolius
Steve Boyd
1985-7-30
1067
San Diego
Lower Cottonwood Canyon, near confluence with De Luz Creek
156
Comment
SEINET12899109
Rumex salicifolius
S. Boyd
1992-1
6874
Unknown
Comment
RSA557738
Sagina decumbens subsp. occidentalis
Steve Boyd, Timothy S. Ross
1992-4-30
7164
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. South branch of Cold Spring canyon, along Cold Spring trail from confluence of the north and south branches of canyon upstream, to four-way crossing of trail at southern edge of inholding surrounding Cold Spring.
518
Comment
RSA575965
Salix gooddingii
Steve D. Boyd
1981-4-10
s.n.
Riverside
Gavilan Hills region, canyon at southeastern base of 'Rocky Bluff Ridge', east of Estelle Mountain and south of Gavilan Plateau.
610
Comment
UCR95775
Salix gooddingii
Steve Boyd, Mark Elvin, V. Jotikasthira
1996-6-25
8881
Los Angeles
Liebre Mtns, SE end of Peace Valley in San Andreas Rift Zone, fault sag south of Hwy 138 and north of the California Aqueduct, c. 0.75 air mi west of Quail Lake
1006
Comment
SEINET8124981
Salix laevigata
S. D. Boyd
1997-1
9199
Unknown
Comment
SEINET8142059
Salix laevigata
S. D. Boyd
1996-1
8673
Unknown
Comment
CAS-BOT-BC106969
Salix lasiolepis
Steve Boyd; Aydee Virgen
2004-4-13
10847
Riverside
Peninsular Ranges; Santa Ana Mountains region: San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon
Comment
RSA0094960
Saltugilia australis
Steve Boyd, Tim Ross
1992-5-15
7395
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Major lateral drainage north of Bear Canyon, vicinity of the junction of Tenaja and Morgan Trails, west of Round Potrero.
671
Comment
RSA593475
Saltugilia caruifolia
Steve Boyd
1996-5-17
8795
San Diego
Palomar Mountains, summit of Aguanga Mountain along Palomar Divide Road (9S07) ca. 2.6 miles east of junction with Halfway Road (9S06).
1387
Comment
RSA525453
Salvia apiana
Steve Boyd, Dave Bramlet
1990-4-29
4498
Riverside
Lake Skinner County Park, SE base of Bachelor Mountain.
Comment
RSA562456
Salvia apiana
Steve Boyd, T. S. Ross
1992-5-5
7233
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Eastern portions of Oak Flats along the Bluewater Trail
732
Comment
SD152818
Salvia apiana
Steve Boyd, Tim Ross
1992-5-6
7293
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Southern flank of Miller Mountain about upper portions of Miller Canyon, the major drainage on the southern flank of the mountain
701
Comment
UCR218057
Salvia apiana
Steve Boyd, Robert L. Allen
2010-6-24
12300
San Diego
Santa Ana Mountains, upper southern flank of Miller Mountain along old road grade in grasslands
793
Comment
RSA599622
Salvia carduacea
Steve Boyd, Lauren Raz
1997-4-16
9516
Los Angeles
Liebre Mountains region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01.
960
Comment
RSA334654
Salvia clevelandii
Steve Boyd
1985-8-7
1092
San Diego
Forest Service Road 8S02, 1.2 mi west of jtn of 8S02 8S01, and Tenaja Rds. Santa Rosa Plateau region of the Santa Ana Mountains.
Comment Read comments Jun 5 2008
OBI70575
Salvia columbariae
Steve Boyd, Lauren Raz, Timothy S. Ross
1997-4-1
9460
Los Angeles
Liebre Mts Region: Upper watershed of Osito Cyn between I-5 and the Old Ridge Rte, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. T6N R17W, SE 3/4 sec 7
914
Comment
RSA522748
Salvia columbariae
Steve Boyd, T. S. Ross, L. Arnseth
1990-3-29
3856
Riverside
Vail Lake area, cinder cone ridge at N side of mouth of Temecula Creek Canyon and adjacent benches on S Flank of Big Oak Mountain.
396
Comment
RSA524579
Salvia columbariae
Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla
1990-4-3
4126
Riverside
Vail Lake area, upper benches and adjacent slopes of the E flank of 'Big' Oak Mountain., just S of the E summit.
610
Comment
RSA599328
Salvia columbariae
Steve Boyd, Lauren Raz
1997-3-26
9356
Los Angeles
Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir.
976
Comment
SD136811
Salvia columbariae
Steve Boyd
1992-4-24
6787
Riverside
Santa Ana Mts. San Mateo Cayon Wilderness Area. Along Verudo Trail in Upper watershed of Bluewater Canyon, S of Sitton Peak
792
Comment
SD231332
Salvia columbariae
Steve Boyd, Valentin Arvizu
2008-5-1
11919
Kern
Southern Sierra Nevada region; Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley.
1372
Comment
UC1928555
Salvia columbariae
Steve Boyd, Valentin Arvizu
2008-5-1
11919
Kern
Sierra Nevada; Southern Sierra Nevada region; Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley.
Comment
UCR147662
Salvia columbariae
Steve Boyd, Amber Maurice
2004-5-18
11318
Los Angeles
Transverse Ranges; Liebre Mtns region, Road leading down towards Atmore Meadows area from main road, on crest of Liebre Mountain at crossing of spring outflow
1437
Comment
SD237510
Salvia funerea
Steve Boyd
2010-4-19
12272
Inyo
Mojave Desert; North Mojave Desert region: Northwest base of Dublin Hills, south of Hwy 178, northwest of Shoshone.
609
Comment
UCR84860
Salvia funerea
Steve Boyd, T. S. Ross, Walter Appleby
1993-3-18
7750
Inyo
Northern Mojave Desert, Resting Spring Range, 4 mi east of Shoshone, upper bajada & lower slopes along western side of range, 1.1 mi SE of Hwy 178
700
Comment
RSA543305
Salvia mellifera
Steve Boyd
1991-3-17
5491
Riverside
Jurupa Hills, N of Glen Avon. Cove on S flank, just W of Soto St. from white limestone outcrops to summit E of Pyrite Canyon.
Comment
RSA702026
Salvia mohavensis
Steve Boyd, Michael Denslow
2004-3-23
10637
San Bernardino
Lavic Mountain, southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) along powerline/pipeline access road.
Comment
SBBG54650
Salvia munzii
S. Boyd
1980-3-23
BC 015
Unknown
10 mi S of El Rosario off Mex 1
Comment
RSA518151
Salvia pachyphylla
Steve Boyd
1990-10-4
5247
San Bernardino
New York Mountains, Eastern Mojave Desert. Upper part of Carruther s Canyon on slopes and ridgetops.
Comment
RSA599583
Sambucus mexicana
Steve Boyd, Lauren Raz
1997-3-25
9310
Los Angeles
Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch.
1097
Comment
UC1608295
Sambucus mexicana
Steve Boyd and Tim Ross
1992-5-5
7257
Riverside
along Serrano Spring drainage between Lucas Canyon Trail and junction of Bluewater and Verdugo Trails; Southern Santa Ana Mountains, San Mateo Canyon Wilderness Ar
731
Comment
UCR40182
Samolus parviflorus
Steve Boyd
1985-7-23
1027
San Diego
Santa Ana Mtns; Santa Rosa Plateau, De Luz Creek at crossing of Tenaja Trail, c. 0.1 mi west of the junction with De Luz Road
122
Comment
RSA552728
Sanicula bipinnatifida
Steve Boyd, Timothy S. Ross
1992-3-31
6770
Riverside
Santa Ana Mountains, clay soil areas on Elsinore Peak.
1011
Comment
UCR48493
Sanicula bipinnatifida
Steve Boyd
1986-3-9
1397
Riverside
Peninsular Range, Temescal Canyon, between Indian Truck Trail & Horsethief Wash
367
Comment
UCR67369
Sanicula bipinnatifida
Steve Boyd, T. Ross, et al
1990-3-29
3904
Riverside
Peninsular Range, Vail Lake area, summit of 'Big' Oak Mtn, north of Lake
823
Comment
RSA559480
Sanicula crassicaulis
Steve Boyd, Timothy S. Ross
1992-4-28
7086
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. West of Miller Mountain at headwaters of Cold Spring Canyon, along Cold Spring Trail from end of Forest Service Road 8S02 westward to old ranch at Cold Spring.
640
Comment
RSA562656
Sanicula crassicaulis
Steve Boyd, Walter Appleby
1993-4-22
7985
Los Angeles
Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon.
854
Comment
RSA570705
Sanicula crassicaulis
Steve Boyd, W. Appleby
1993-4-8
7924 -B
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of Cleveland National Forest, upper Devil Canyon from road 8S01 downstream to vicinity of Mud Springs.
655
Comment
RSA595127
Sanicula crassicaulis
Steve Boyd, Orlando Mistretta, John Dolan
1996-4-18
8567
Los Angeles
Liebre Mountains, upper Osito Canyon between Interstate 5 and the Old Ridge Route on gentle slope with grassland patch and adjacent steeper slopes and canyon bottom.
780
Comment
RSA595165
Sanicula crassicaulis
Steve Boyd
1996-4-25
8690
Los Angeles
Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain.
915
Comment
RSA701540
Sanicula crassicaulis
Steve Boyd, Heidi Bigelow
2004-4-5
10829
San Diego
Pine Hills area, between Magee Flat and Deadman Flat along Eagle Peak Rd.
Comment
RSA599658
Sanicula tuberosa
Steve Boyd, Lauren Raz
1997-5-1
9676
Los Angeles
Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon.
1463
Comment
SBBG118885
Sanvitalia abertii
S. Boyd with S. Vanderplank, V. Arvizu
2004-10-13
11571
San Bernardino
[SE] end of the Mescal Mtns, S of Clark Mtn and Interstate 15, [SE] of Mountain Pass
Comment
UCR64958
Sanvitalia abertii
Steve Boyd
1990-10-4
5259
San Bernardino
Eastern Mojave Desert, south base of New York Mtns., 1.4 mi north of New York Mtn Rd.
Comment
UCR148496
Schismus arabicus
Steve Boyd, Michael Denslow
2004-3-23
10585
San Bernardino
Central Mojave Desert, Lavic Mountain, southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) along powerline/pipeline access road
Comment
CHSC109698
Schismus barbatus
Steve Boyd; Amber Maurice, Pesach Lubinsky, Leland Lubinsky
2003-4-17
10474
Riverside
Peninsular Ranges, San Jacinto Mountains/Colorado Desert: East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs tram station.
Comment
RSA702334
Schismus barbatus
Steve Boyd, Michael Denslow
2004-3-23
10585
San Bernardino
Lavic Mountain, southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) along powerline/pipeline access road.
Comment
IRVC28193
Schismus barbatus
Steve Boyd, Tammy Morgan
2004-3-30
10749
San Bernardino
Central Mojave Desert region: Pisgah lava beds just S of old route 66 and I-40, W of Ludlow and 7.8 mi. E of Fort Cady Road. Mojave Desert
600
Comment
RSA517940
Schkuhria multiflora var. multiflora
Steve Boyd
1990-10-4
5262
San Bernardino
South base of New York Mountains, Eastern Mojave Desert. Mouth of Carruther's Canyon, 1.4 miles north of New York Mountain Road.
Comment
CAS-BOT-BC111536
Schoenoplectus americanus
Steve Boyd; Timothy S. Ross; Walter Appleby
1993-3-19
7799
San Bernardino
Southern base of the Avawatz Range at the mouth of Sheep Creek Springs Cyn,
600
Comment
SD153010
Schoenoplectus pungens var. longispicatus
Steve Boyd, Tim Ross
1992-4-29
7151
San Diego
S. Santa Ana Mtns,San Mateo Cyn Wilderness Area,San Mateo Cyn from eastern-most segment of Clark Trail downstream to border w/Camp PendletonIn shallow water of marshy area in stream near second to last major bend in canyon before Camp Pendleton border
152
Comment
RSA502196
Scirpus acutus var. occidentalis
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-6-11
3704
Riverside
Vail Lake area, sandy wash draining into Wilson Creek at E end of lake
Comment
UCR95375
Scirpus microcarpus
Steve Boyd, Lauren Raz
1996-10-8
8998
Los Angeles
Liebre Mountains, Bouquet Canyon, c. 1.7 mi south of the junction with Forest Service Road 6N08
561
Comment
RSA0024700
Scribneria bolanderi
Steve Boyd
1995-5-13
8510
Riverside
Santa Ana Mountains, west of Onion Hill, southeast of Elsinore Peak area along trail following old Main Divide Road grade.
1006
Comment
SEINET10602611
Scribneria bolanderi
Steve Boyd
1995-5-13
Boyd 8510
Riverside
Santa Ana Mountains, west of "Onion Hill", southeast of Elsinore Peak area along trail following old Main Divide Road grade. "Onion Hill" with grassland of Stipa pulchrain areas of heavy clay soil, surrounded by chaparral of Adenostoma fasciculatum, Ceanothus crassifolius, Quercus berberidifolia, Salvia mellifera, and Eriogonum fasciculatum on well-drained granitic soils.
3300
Comment
SBBG119121
Scrophularia californica
S. Boyd with H. Bigelow
2004-4-5
10786
San Diego
foothills near Mesa Grande about Wash Tub Falls in Black Cyn, E of Black Mtn, ca. 6 mi S of jct of Mesa Grande Rd along Black Cyn Rd
Comment
RSA702063
Scrophularia californica subsp. floribunda
Steve D. Boyd, Heidi Bigelow
2004-4-5
10786
San Diego
Foothills area near Mesa Grande about Wash Tub Falls in Black Canyon, east of Black Mountain, ca. 6 miles south of junction of Mesa Grande Rd. along Black Canyon Rd.
Comment
UCR121248
Scrophularia californica subsp. floribunda
Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth
1988-5-28
2267
Riverside
San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest
1700
Comment
UCR225666
Scutellaria siphocampyloides
Steve Boyd, Valentin Arvizu
2008-8-20
12016
Kern
Sierra Nevada; Southern Sierra Nevada region, Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley.
1407
Comment
RSA543845
Scutellaria tuberosa
Steve Boyd, Orlando Mistretta
1991-5-22
6300
Riverside
Vail Lake area, base of Agua Tibia Mtn, E of Dorland Mtn, W of Kolb Crk.
549
Comment
RSA571287
Scutellaria tuberosa
Steve Boyd, D. L. Banks
1994-4-5
8267
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, in the vicinity of Oak Flats east of Verdugo Potrero.
762
Comment
UCR79256
Scutellaria tuberosa subsp. australis
Steve Boyd, T. S. Ross
1992-5-4
7187
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats area east of Verdugo Potrero
732
Comment
RSA0081664
Sedum spathulifolium
Steve Boyd, Michael Wall
1996-5-16
8777
Los Angeles
Liebre Mountains, confluence of Ruby Canyon and Elizabeth Lake Canyon at northwest end of Red Mountain.
585
Comment
UCR95747
Sedum spathulifolium
Steve Boyd, M. Wall
1996-5-16
8777
Los Angeles
Liebre Mtns., confluence of Ruby Canyon and Elizabeth Lake Canyon at northwest end of Red Mountain
585
Comment
OBI37563
Selaginella bigelovii
Steve Boyd
1985-8-7
1096
San Diego
Santa Rosa Plateau region. Forest Service Road 8S02, 2.3 mi. west of Johnson Ranch (jtn 8S01 & 8S02)
Comment
RSA0014964
Selaginella bigelovii
Steve Boyd, Valentin Arvizu, R. E. Riefner
2006-9-21
11696
Los Angeles
Side drainage of La Tuna Creek just west of La Tuna Canyon Road offramp from 210 Freeway, adjacent to parking area for Santa Monica Mountains Conservancy reserve lands.
Comment
RSA600212
Selaginella bigelovii
Steve Boyd, Lauren Raz
1997-5-28
9898
Los Angeles
Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain.
866
Comment
RSA735790
Selaginella bigelovii
Steve Boyd
2007-2-17
11719
San Luis Obispo
Los Padres National Forest along Pozo Road about 2 miles east of Pozo Summit, in Marian Creek drainage.
671
Comment
RSA527626
Selaginella bigelovii
Steve Boyd, T. S. Ross, Laurel Arnseth
1990-4-8
4411
Los Angeles
San Clemente Island: E side of canyon, Bryce Canyon near Malo Point.
Comment
HSC85281
Senecio californicus
Steve Boyd
1986-5-1
1822
Riverside
S slopes of Bachelor Mtn, E end of Lake Skinner
Comment
RSA495807
Senecio californicus
Steve Boyd, Timothy S. Ross, Laurel Arnseth
1989-3-12
2916
Riverside
Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam.
442
Comment
RSA500984
Senecio californicus
Steve Boyd, Timothy S. Ross, Laurel Arnseth
1989-4-1
3103
Riverside
Vail Lake area, dried bed of man-made pond and adjacent slopes at N base of rounded knob 1.25 miles WSW of dam.
610
Comment
RSA524454
Senecio californicus
Steve Boyd, Timothy S. Ross, Laurel Arnseth, Jaime Bonilla
1990-4-3
4090
Riverside
Vail Lake area, upper benches and adjacent slopes of the E flank of 'Big' Oak Mountain., just S of the E summit.
610
Comment
RSA525450
Senecio californicus
Steve Boyd, David E. Bramlet
1990-4-29
4495
Riverside
Lake Skinner County Park, SE base of Bachelor Mountain.
Comment
SBBG101727
Senecio californicus
S. Boyd with T. Ross, M. Hammitt
1991-5-2
6070
Riverside
SW and W flanks of Billy Goat Mtn, 3 mi N of Hwy 79, 1 mi W of Hwy 371, N of Aguanga
600
Comment
SEINET6659392
Senecio californicus
Steve Boyd, Tim Ross; Mike Hammitt
1991-5-2
6070
Riverside
Vail Lake region, SW & W flanks of Billy Goat Mountain 3 mi N Hwy 79, 1 mi W of Hwy 371, N Aguanga.; 0
600
Comment
RSA543751
Senecio flaccidus var. douglasii
Steve Boyd, Timothy S. Ross, Mike Hammitt
1991-5-2
6055
Riverside
Vail Lake region, SW & W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga.
600
Comment
RSA526570
Senecio lyonii
Steve Boyd, Timothy S. Ross, Laurel Arnseth
1990-4-7
4278
Los Angeles
San Clemente Island, lower half of China Cyn, S end of Island, W side.
Comment
SBBG97025
Senecio lyonii
S. Boyd with T. Ross, L. Arnseth
1990-4-8
4408
Los Angeles
Bryce Cyn near Malo Pt
Comment
RSA496133
Senecio vulgaris
Steve Boyd, Timothy S. Ross, Laurel Arnseth
1989-3-19
3015
Riverside
Vail Lake area,1 mile W of Lake
610
Comment
SBBG96985
Senecio vulgaris
S. Boyd with T. Ross, L. Arnseth
1990-4-8
4343
Los Angeles
near Malo Pt, second cyn S of Bryce Cyn
Comment
RSA527643
Senecio vulgaris
Steve Boyd, Timothy S. Ross, Laurel Arnseth
1990-4-8
4397
Los Angeles
San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon.
Comment
RSA527759
Senecio vulgaris
Steve Boyd, Timothy S. Ross, Laurel Arnseth
1990-4-8
4343
Los Angeles
San Clemente Island. East side of island, near Malo Point, second canyon south of Bryce Canyon.
Comment
RSA387357
Sesuvium verrucosum
Steve Boyd
1986-4-19
1714
Riverside
Warm Springs Valley, Alberhill Creek E of Nichols Road.
Comment Read comments Jan 6 2008
UC1563127
Sesuvium verrucosum
Steve Boyd, Tim Ross, Laurel Arnseth
1989-5-7
3549
Riverside
Kolb Creek, just s of the lake Kolb Creek; Vail Lake area, Kolb Creek
Comment
CDA2457
Setaria viridis
Steve Boyd
1989-7-9
3772
Riverside
City of Riverside, 4863 Rubidoux Ave.
0
Comment
RSA579296
Sibaropsis hammittii
Steve Boyd, Timothy S. Ross
1994-3-29
8248
San Diego
Southwestern Cuyamaca Mts., Cleveland Nat'l Forest, W base of Viejas Mt., break in slope among West Boundary Road, about 0.25 mile N of water tank and gate.
792
Comment
RSA0002001
Sibaropsis hammittii
Steve Boyd, Timothy S. Ross
1992-3-31
6771
Riverside
Santa Ana Mountains, clay soil areas on Elsinore Peak.
1011
Comment
RSA526087
Sidalcea malviflora subsp. sparsifolia
Steve Boyd, T. S. Ross
1990-5-11
4660
Riverside
Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest.
579
Comment
RSA543865
Silene antirrhina
Steve Boyd, David E. Bramlet
1991-5-13
6249
Riverside
Domenigoni Hills, N side of Domenigoni-Diamond Valleys ESE of Winchester. Vicinity of ultramafic outcrop on ridge top S of S-end of Warren Road.
549
Comment
RSA561582
Silene antirrhina
Steve Boyd, Orlando Mistretta
1993-5-18
8152
Los Angeles
Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tuhunga Ranger District of the Angeles National Forest. Upper Sombrero Canyon, just below western end of Sombrero Road (3N64).
792
Comment Read comments Jun 21 2008
RSA0081679
Silene bernardina
Steve Boyd, David E. Bramlet
1986-6-9
1922
Tulare
Chimney Creek Canyon; saddle on E flank Peak 7155, south of Chimney Meadow; Southern Sierra Nevada.
2134
Comment
UCR148062
Silene gallica
Steve Boyd, LeRoy Gross
2004-5-4
11121
San Diego
Peninsular Ranges; Anza Bench region, hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05
899
Comment
RSA701677
Silene laciniata subsp. major
Steve Boyd, Valerie Soza
2004-6-22
11555
Riverside
Western flank of the range, vicinity of Alvin Meadows and Chimney Flats, west of Idyllwild along forest service road 5N13 near 5N06.
1463
Comment
SD152885
Silene laciniata subsp. major
Steve Boyd, Tim Ross
1992-4-29
7118
San Diego
Southern Santa Ana Mountains, San Mateo Canyon, southeast of Indian Potrero.
214
Comment
UCR58856
Silene laciniata subsp. major
Steve Boyd, T. S. Ross, L. Arnseth
1989-6-4
3624
Riverside
Butterfield Valley, Vail Lake area, just south of junction of Hwy 79 and road to the marina
460
Comment
RSA525250
Silene multinervia
Steve Boyd, Timothy S. Ross
1990-5-11
4628
Riverside
Vail Lake area, base of Agua Tibia Mtn, E of Dripping Springs campground of Cleveland National Forest, S of Hwy. 79.
549
Comment
SBBG101641
Silene multinervia
S. Boyd, T. Ross
1990-5-11
4628
Riverside
Vail Lake area, base of Agua Tibia Mtn, E of Dripping Springs Cmpgrd, S of Hwy 79
548
Comment
RSA700966
Sisymbrium altissimum
Steve Boyd, LeRoy Gross
2004-5-4
11167
San Diego
Hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05.
899
Comment
SD260235
Sisymbrium erysimoides
Steve Boyd, Carol Boyd
2011-3-15
12302
Riverside
Peninsular Ranges, Santa Rosa Mountains: Western base of Eisenhower Mountain, southeast of The Living Desert at mouth of Deep Canyon. Rocky slopes and wash.
152
Comment
RSA599259
Sisymbrium irio
Steve Boyd, Lauren Raz
1997-3-31
9434
Los Angeles
Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain.
914
Comment
OBI77662
Sisymbrium irio
Steve Boyd, Lauren Raz
1997-3-31
9434
Los Angeles
Liebre Mts Region: Knapp Ranch area at upper end of Castaic crk drainage in broad alluvial valley at head of Cienaga Cyn, S of Liebre mtn, flats and slopes just NE of ranch compound. T7N R17W NE 1/4 NE 1/4 sec 22
1158
Comment
RSA598896
Sisymbrium orientale
Steve Boyd, Timothy S. Ross
1997-3-21
9212
Los Angeles
Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring.
1183
Comment
RSA599773
Sisymbrium orientale
Steve Boyd, Lauren Raz
1997-3-25
9267
Los Angeles
Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound.
976
Comment Read comments May 30 2007
RSA524467
Sisyrinchium bellum
Steve Boyd, Timothy S. Ross, Laurel Arnseth, J. Bonilla
1990-4-3
4070
Riverside
Vail Lake area, upper benches and adjacent slopes of E flank of Big Oak Mountain, S of E summit.
610
Comment
RSA495455
Solanum americanum
Steve D. Boyd, Tim S. Ross, L. Arnseth
1989-3-18
2983
Riverside
Vail Lake area, Temecula Creek Cyn below Vail Lake dam.
418
Comment
RSA735381
Solanum americanum
Steve D. Boyd, Mark A. Elvin, Rick Burgess, Lloyd Simpson
2006-11-8
11702
Los Angeles
southwestern shore of Quail Lake, extreme western end of Mojave Desert at north base of Liebre Mountains.
1024
Comment
UCR124277
Solanum americanum
Steve Boyd
1998-10-7
10297
Los Angeles
West Mojave Desert/Transverse Range, Liebre Mtns. Region. Bouquet Canyon, east of Bouquet Reservoir along Spunky Canyon Road just west of juntion with Bouquet Canyon Road
915
Comment
RSA526059
Solanum douglasii
Steve D. Boyd, L. Arnseth, T. S. Ross
1990-4-6
4157
Los Angeles
San Clemente Island: Lemon Tank Cyn, E side of Island.
274
Comment
RSA596429
Solanum elaeagnifolium
Steve D. Boyd, Mark A. Elvin, Victoria Jotikasthira
1996-6-25
8869
Los Angeles
Liebre Mountains, along the Ridge Route west of Castaic Canyon, 3.5 miles north of the junction with Templin Highway, under high-tension power lines.
945
Comment
SBBG101778
Solanum parishii
S. Boyd, T. Ross, M. Hammitt
1991-5-2
6116
Riverside
Vail Lake region, SW & W flanks of Billy Goat Mtn 3 mi N Hwy 79, 1 mi W of Hwy 371, N of Aguanga
600
Comment
SBBG119069
Solanum xanti
S. Boyd with T. Morgan
2004-5-11
11174
Ventura
E of Sespe Cyn near upper end of Tar Crk Rd (and trail); Topa Topa Mtns
Comment
UCR200706
Solanum xanti
Steve Boyd, Naomi Fraga
2004-4-27
10979
San Diego
Peninsular Ranges; Anza Bench region, hills north of Warner Springs, south of Indian Flats Campground of Cleveland National Forest along Road 9S05
Comment
UCR40412
Solidago californica
Steve Boyd
1985-7-30
1052
San Diego
Lower Cottonwood Canyon, near confluence with De Luz Creek
156
Comment
RSA596695
Solidago confinis
Steve Boyd, Lauren Raz
1996-9-24
8936
Los Angeles
Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain.
915
Comment
SEINET11262434
Solidago confinis
Steve Boyd, Lauren Raz
1996-9-24
8936
Los Angeles
Liebr Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountains.; 0
914
Comment
UCR95541
Solidago confinis
Steve Boyd, L. Raz
1996-9-24
8936
Los Angeles
Liebre Mtns, Knapp Ranch area at upper end of Castaic Creek drainage in broad valley at head of Cienaga Canyon, south of Liebre Mtn.
930
Comment
RSA599517
Sonchus asper
Steve Boyd, Lauren Raz, Timothy S. Ross
1997-4-1
9470
Los Angeles
Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines.
793
Comment
SD152920
Sonchus oleraceus
Steve Boyd, Tim Ross
1992-5-5
7216
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats area east of Verdugo Potrero.
730
Comment
CHSC56977
Spergularia macrotheca
Josephine Boyd
1988-5-3
San Mateo
On Sand Point in the Menlo Park Baylands at the e end of The Embarcadero, ca 0.5 mi e of the Palo Alto Municipal Airport and 0.3 mi nw of the San Mateo County-Santa Clara County boundary.
4
Comment
CAS-BOT-BC390341
Spergularia macrotheca var. macrotheca
Steve Boyd; Tim Ross; Laurel Arnseth
1990-4-7
4250
Los Angeles
San Clemente Island. Lower half of China Cyn, S end of island, W side
Comment
RSA0098529
Spergularia marina
Steve Boyd, Orlando Mistretta
1996-5-23
8817
Los Angeles
Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake.
470
Comment
RSA0098519
Spergularia marina
Steve Boyd, Timothy S. Ross
1990-5-11
4680
Riverside
Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest.
579
Comment
RSA0098493
Spergularia salina
Steve Boyd, David E. Bramlet
1996-4-19
8627
Riverside
San Jacinto Valley: San Jacinto Wildlife Refuge at southwestern edge of Mystic Lake in the San Jacinto River floodplain, N of ''Marsh A'', NE of the refuge headquarters.
433
Comment
SD136864
Spergularia villosa
Steve Boyd, Orlando Mistretta
1992-4-22
7021
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area; Indian Potrero Trail south from Verdugo Potrero to Indian Potrero.
609
Comment
UCR79257
Spergularia villosa
Steve Boyd, Orlando Mistretta
1992-4-22
7021
Riverside
Southern Santa Ana Mtns, San Mateo Canyon Wilderness Area. Indian Potrero Trail S from Verdugo Potrero to Indian Potrero on ridge between Talega Canyon and Nickel Canyon
701
Comment
HSC101613
Sphaeralcea ambigua
Steve Boyd
2010-4-19
12262
Inyo
Mojave Desert; North Mojave Desert region; Northwest base of Dublin Hills, south of Hwy 178, northwest of Shoshone
610
Comment
UCR148039
Sphaeralcea ambigua
Steve Boyd, Et al.
2004-5-14
11234
Riverside
Colorado Desert; Chocolate-Chuckwalla Mountains, western base of the Chocolate Mountains, small canyon c. 1.25 mi due north of Imperial Co. line and c. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range
549
Comment
RSA726208
Sphaeralcea angustifolia
Steve Boyd, Tammy Morgan
2004-3-30
10750
San Bernardino
Pisgah lava beds just south of old Route 66 and I-40, west of Ludlow and 7.8 miles east of Fort Cady Road.
600
Comment
UCR65538
Sporobolus cryptandrus
Steve Boyd
1990-10-4
5233
San Bernardino
Eastern Mojave Desert, New York Mountains. Upper part of Caruther's Canyon on slopes and ridgetops
Comment
RSA502491
Stanleya pinnata
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-6-11
3732
Riverside
Vail Lake area: edge of hills on N of Wilson Creek at E end of lake.
488
Comment
UC1595611
Stebbinsoseris heterocarpa
Steve Boyd and Orlando Mistretta
1991-5-22
6283
Riverside
e Dorland Mtn (w of Kolb Crk, Vail Lake area, base Agua Tibia Mtn); Vail Lake area, base of Agua Tibia Mtn.
548
Comment
RSA592781
Stellaria media
Steve Boyd
1996-4-25
8674
Los Angeles
Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain., From gate at old inholding boundary near spring area along Forest Service Road 7N22 down to beginning of extensive wetland south of the old dry pastures.
915
Comment
RSA593016
Stellaria nitens
Steve Boyd
1996-4-25
8725
Los Angeles
Liebre Mountains, western summit of Liebre Mountain, along Forest Service Road 7N23 ca 4 mile NE of jtn with 7N22, near the head of Cold Canyon.
1622
Comment
UCR79269
Stephanomeria cichoriacea
Steve Boyd, T. S. Ross, O. Mistretta
1992-10-2
7708
San Diego
Peninsular Range, Santa Ana Mountains, San Mateo Wilderness Area. Lower Devil Canyon upstream 1 mi from the confluence with San Mateo Canyon
183
Comment
RSA596993
Stephanomeria exigua subsp. coronaria
Steve Boyd, Lauren Raz
1996-9-24
8967
Los Angeles
Liebre Mountains, western end of Liebre Mountain just north of Forest Service Road 7N23 on broadly rounded summit area at divide between Cold Canyon and Tentrock Canyon.
1616
Comment
RSA575908
Stephanomeria exigua subsp. deanei
Steve Boyd
1994-10-14
8383
Riverside
Southern San Mateo Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest. San Mateo Canyon, in canyon bottom at the confluence with Bluewater Canyon.
329
Comment
UC1605408
Stephanomeria exigua subsp. deanei
Steve Boyd
1994-10-14
8383
Riverside
San Mateo Canyon at confluence with Bluewater Canyon (benches in canyon bottom); Southern Santa Ana Mts., Cleveland NF, San Mateo Canyon Wild
329
Comment
RSA496452
Stillingia linearifolia
Steve Boyd, T. S. Ross, L. Arnseth
1989-3-31
3066
Riverside
Vail Lake area, S of Hwy 79, 0.25 mi E of Pauba Rd.
427
Comment
RSA522773
Stillingia linearifolia
Steve Boyd, T. S. Ross, L. Arnseth
1990-3-29
3880
Riverside
Vail Lake area, cinder cone ridge at N side of mouth of Temecula Creek Canyon and adjacent benches on S Flank of Big Oak Mountain.
396
Comment
SEINET13276692
Stipa capensis
Steve Boyd, Carol Boyd
2011-1
12303
Riverside
Peninsular Ranges. Santa Rosa Mountains region.: Western base of Eisenhower Mountain, southeast of The Living Desert at mouth of Deep Canyon.
366
Comment
SD137941
Stipa coronata
Steve Boyd, Darin L. Banks
1995-4-5
8418 A
Riverside
Palomar Range, Agua Tibia Wilderness Area, N flank of Agua Tibia Mtn, at E edge of Dripping Springs Alcove in tributary of Arroyo Seco, W of lower Dripping Springs Trail, just S of the Wilderness boundary. Local in rocky alluvium on higher benches.
579
Comment
HSC66678
Stipa lemmonii
D. Boyd, M. Eichelberger, Tim Messick, T. Ranker
1980-5-24
97
Del Norte
Low Divide Rd., at turnoff to Sourdough Campground
793
Comment
UCR37794
Stipa pulchra
Steve Boyd
1981-5-13
s.n.
Orange
South Coast, Pelican Hill, Irvine Ranch Property, San Joaquin Hills south of Corona del Mar
218
Comment
SEINET10603929
Stipa pulchra
Steve Boyd, Timothy S. Ross
1992-5-5
Boyd 7254
Riverside
Southern santa Ana Mts. San Mateo Canyon Wilderness Area. Oak Flats along Serrano Spring drainage between Lucas Canyon Trail and Junction of Bluewater and Verdugo Tralis, T7S R6W SE1/4 NE 1/4 sec. 13 T7s R5W W1/4 NW1/4 sec. 18. Dense to open woodland of Quercus agrifolia.
2400
Comment
RSA701324
Streptanthella longirostris
Steve Boyd, Tammy Morgan
2004-3-30
10753
San Bernardino
Pisgah lava beds just south of old Route 66 and I-40, west of Ludlow and 7.8 miles east of Fort Cady Road.
600
Comment
RSA689720
Streptanthus cordatus var. cordatus
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10519
Tulare
Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak).
2509
Comment
RSA387344
Stylocline gnaphaloides
Steve Boyd
1986-5-7
1824
Riverside
Alberhill Mountain: Lower slopes of south flank, just E of claymine area.
Comment
RSA600411
Stylocline gnaphaloides
Steve Boyd, Lauren Raz
1997-4-30
9636
Los Angeles
Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine
866
Comment
RSA475293B
Stylocline micropoides
Steve Boyd, Sara Meury, Richard Noyes, L. Arnseth, D. Nordin, Timothy S. Ross
1988-3-10
2107
Riverside
N. end Palen Mountains, 2 miles west of Palen Pass.
300
Comment
RSA565638
Stylocline micropoides
Steve Boyd, Timothy S. Ross, Walter Appleby
1993-3-18
7735
Inyo
Resting Spring Range, 4 miles east of Shoshone, upper bajada and lower slopes along western side of range, 1.1 miles SE of Highway 178.
600
Comment
RSA485381B
Stylocline psilocarphoides
Steve Boyd, Carol Boyd
1987-4-12
2007
Inyo
South end of Greenwater Valley, 0.3 mile NW of jtn w/ Hwy 178, 2 miles W of Shoshone.
Comment
OBI70940
Tauschia arguta
Steve Boyd, Lauren Raz
1997-3-25
9282
Los Angeles
Liebre mts Region: Knapp Ranch area at upper end of Castaic Crk drainage in broad alluvial valley at head of Cienaga Cyn, S of liebre Mt, flats and slopes just NE of ranch compound
1036
Comment
UCR37413
Tauschia arguta
Steve Boyd
1981-5-22
s.n.
Riverside
Lakeview Mountains, 3 mi ESE of Lakeview below the summit of Mt. Rudolf
795
Comment
RSA507960
Tauschia parishii
Steve Boyd, C. Boyd, Kyle Boyd, R. Noyes, L. Arnseth
1988-5-28
2278
Riverside
Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest.
1500
Comment
UC1511332
Tauschia parishii
Steve Boyd and Karlin Marsh
1985-6-11
1169
San Bernardino
about 1 mi e of the Stanfield Cut-off n shore Baker Lake (Bear Valley area); San Bernardino Mountains, n shore Baker Lake, Bear Valley ar
Comment
UCR138461
Tauschia parishii
Steve Boyd, D. E. Bramlet
1986-6-9
1884
Tulare
Southern Sierra Nevada Mtns., Chimney Creek Canyon, side canyon south of peak 7155 [7125], south of Chimney Creek Meadow
1738
Comment
RSA596999
Tetradymia canescens
Steve Boyd, Lauren Raz
1996-9-24
8974
Los Angeles
Liebre Mountains, Sawmill Mountain along Forest Service Road 7N23 on broadly rounded summit area at divide between Devils Gulch and Fish Canyon.
1622
Comment
UCR39590
Tetradymia canescens
Steve Boyd
1983-7-25
s.n.
San Bernardino
San Bernardino Mtns, Near Onyx Summit at Cienaga Seca, west of Hwy 38
2500
Comment
UCR95521
Tetradymia canescens
Steve Boyd, L. Raz
1996-9-24
8974
Los Angeles
San Gabriel Mtns., Sawmill Mtn along Forest Service road 7N23 on broadly rounded summit area at divide between Devils Gulch and Fish Canyon
1622
Comment
UC1871198
Tetradymia comosa
Steve Boyd, Tim Ross, Travis Columbus
1993-10-23
8195
Riverside
Peninsular Ranges; Santa Ana Mountains region; Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, upper Morrell Canyon along Morgan Trail (5W02). T6S R5W W/2 SE/4 sec. 22. E/2 NW/4 sec. 27. Elev. 2880 - 2480 ft.
Comment
UCR108216
Tetradymia glabrata
Steve Boyd, Kent Hughes
1998-5-5
10188
Los Angeles
West Mojave Desert, Antelope Valley, along Hwy 138 (West Ave. D), west of the junction with Hwy 14, at intersection with 140th Street, c. 4 mi. SW of Rosamond Dry Lake
701
Comment
RSA526174
Thalictrum fendleri
Steve Boyd, Tim S. Ross
1990-5-11
4676
Riverside
Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest.
579
Comment
CAS-BOT-BC66590
Thysanocarpus curvipes
Steve Boyd; LeRoy Gross
2004-5-4
11028
San Diego
Peninsular Ranges. Anza Bench Region. Hills north of Warner Springs. Indian Flats Campground of Cleveland National Frst.
Comment
RSA0057442
Thysanocarpus curvipes
Steve Boyd, Lauren Raz
1997-3-31
9418
Los Angeles
Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain.
914
Comment
RSA701386
Thysanocarpus curvipes
Steve Boyd, LeRoy Gross
2004-5-4
11157 -A
San Diego
Hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05.
899
Comment
RSA701493
Thysanocarpus curvipes
Steve Boyd, Heidi Bigelow
2004-4-5
10798
San Diego
Pine Hills area, between Magee Flat and Deadman Flat along Eagle Peak Rd.
Comment
UCR147964
Thysanocarpus curvipes
Steve Boyd, LeRoy Gross
2004-5-4
11157 A
San Diego
Peninsular Ranges; Anza Bench region, hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05
899
Comment
RSA0074057
Thysanocarpus curvipes subsp. curvipes
Steve Boyd, Tim Ross
1990-5-11
4684
Riverside
Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest.
579
Comment
RSA0041837
Thysanocarpus curvipes var. curvipes
Steve Boyd, Orlando Mistretta, John Dolan
1996-4-18
8589
Los Angeles
Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct
1098
Comment
RSA592811
Thysanocarpus curvipes var. curvipes
Steve Boyd, Orlando Mistretta
1996-5-1
8753
Los Angeles
Liebre Mountains, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08.
1524
Comment
UC1608246
Thysanocarpus curvipes var. elegans
Steve Boyd, Tim Ross, Orlando Mistretta, Kendall McCulloh
1992-3-11
6719
San Diego
San Mateo Canyon Wilderness Area Upper Devil Cyn (Santa Ana Mtns., from 8S01 downstream to large waterfall area); Santa Ana Mtns., San Mateo Canyon Wilderness Area
640
Comment
RSA0124163
Thysanocarpus desertorum
Steve Boyd, D. Charlton, L. Arnseth, S. Meury, Richard Noyes, D. Nordin, Timothy S. Ross
1988-4-8
1732
San Bernardino
South side of Ord Mtn. N of Lucerne Valley. 10 miles N of the Bear Valley Rd. on Camp Rock Rd.
1372
Comment
SBBG96961
Thysanocarpus laciniatus
S. Boyd with T. Ross, L. Arnseth
1990-4-8
4301
Los Angeles
near Malo Pt, third cyn S of Bryce Cyn
Comment
SD217255
Thysanocarpus laciniatus
Steve Boyd, Tim Ross and Laurel Arnseth
1990-4-8
4301
Los Angeles
San Clemente Island, east side of island; Bryce Canyon near Malo Point.
Comment
UCR71328
Thysanocarpus laciniatus
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-8
4438
Los Angeles
Channel Islands, San Clemente Island: east side of island, Bryce Canyon near Malo Point
Comment
RSA0041682
Thysanocarpus laciniatus
Steve Boyd, Walter Appleby
1993-4-22
7994
Los Angeles
Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon.
854
Comment
UC1563051
Thysanocarpus laciniatus var. hitchcockii
Steve Boyd and Orlando Mistretta
1986-3-31
1540
Los Angeles
4 mi e Highway 138 junction with Highway 18 (ne of Pinyon Hills); Mojave Desert, ne of Pinyon Hills
Comment
RSA0103354
Tiquilia canescens var. pulchella
Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault
2004-5-14
11221
Riverside
Western base of the Chocolate Mountains, small canyon, ca. 1.25 miles due north of Imperial County line and ca. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station., Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range.
Comment
UCR21884
Townsendia scapigera
Steve Boyd
1980-5-25
s.n.
Inyo
Inyo Mtns, Off road 3.2 mi [north-]west of the 3 fork junction at Lee Flat, on White Mtn. Talc Road
1677
Comment
RSA335179
Tragopogon dubius
Steve Boyd, Karlin G. Marsh
1985-6-11
1180
San Bernardino
Bear Valley area, North shore of Baker Lake, about 1 mile east of the Stanfield Cut-off.
Comment
RSA387403
Trichoptilium incisum
Steve Boyd
1986-2-6
1256
Imperial
Cargo Muchacho Mtns; Bajada E of the Mts., Powerline Road 5.0 mi W of Picacho Rd.
Comment
RSA560495
Trichostema austromontanum subsp. austromontanum
Steve Boyd, T. S. Ross, Mike Wall
1992-6-2
7497
San Diego
Southern Santa Ana Mts., San Mateo Canyon Wilderness Area. Devil Canyon from confluence with Miller Creek downstream approximately one mile.
487
Comment
SD136808
Trichostema lanceolatum
Steve Boyd, Darin Banks
1994-9-8
8334
Riverside
Southern Santa Ana Mountains, just outside of the San Mateo Canyon Wilderness Area of the Cleveland National Forest, flat northeast of the upper end of Tenaja Canyon, south of Wildomar Truck Trail.
597
Comment
RSA702303
Trichostema parishii
Steve Boyd, Lisa Rojas
2004-5-26
11350
San Diego
In-Ko-Pah Mountains, western flank of Thing Valley, northeast of transit station Posta, Cleveland National Forest along forest service road.
1463
Comment
RSA525236
Trifolium albopurpureum
Steve Boyd, T. S. Ross
1990-5-11
4613
Riverside
Vail Lake area, base of Agua Tibia Mtn, E of Dripping Springs campground of Cleveland National Forest, S of Hwy. 79.
549
Comment
RSA561130
Trifolium albopurpureum
Steve D. Boyd
1992-5-6
7305
San Diego
Southern Santa Ana Mts., San Mateo Canyon Wilderness Area. Southern flank of Miller Mt. about upper portions of 'Miller's Canyon'. The major drainage on the southern flank of the Mt.
701
Comment
HSC85417
Trifolium depauperatum var. amplectens
Steve Boyd
1986-3-9
1390
Riverside
Temescal Canyon: Alberhill Mtn., S slope of mtn., just E of claymine area
459
Comment
RSA543944
Trifolium depauperatum var. amplectens
Steve D. Boyd, David E. Bramlet
1991-5-13
6224
Riverside
Winchester Valley between Winchester and Hemet along upper Salt Creek drainage. N of Santa Fe RR tracks, W of San Diego aqueduct.
Comment
RSA668672
Trifolium depauperatum var. truncatum
Steve Boyd
2001-4-12
10416
Riverside
Gavilan Hills Region: South base of Alberhill Mountain on flats north of Nichols Road and West of Pierce Street, in the vicinity of the site of Tera Cotta.
Comment
UCR200680
Trifolium gracilentum
Steve Boyd, Heidi Bigelow
2004-4-5
10815
San Diego
Peninsular Ranges/ Cuyamaca-Laguna Mtns region, Pine Hills area, between Magee Flat and Deadman Flat along Eagle Peak Road
Comment
RSA543616
Trifolium hirtum
Steve D. Boyd, Orlando Mistretta, L. Arnseth
1991-5-6
6151
Riverside
Santa Ana Mtns, along Main Divide Truck Trail SE of El Cario Guard Station.
Comment
RSA559365
Trifolium hirtum
Steve D. Boyd, Tim S. Ross, D. Bramlet
1993-5-13
7379 a
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Wildhorse Canyon, from confluence with Los Alamos Canyon upstream approx. 1 mile
412
Comment
RSA559941
Trifolium hirtum
Steve D. Boyd
1992-4-18
6892
Riverside
South end of French Valley, just W of Lake Skinner at intersection of Borell Road and Bootleg Road.
Comment
RSA562123
Trifolium hirtum
Steve D. Boyd, Tim S. Ross
1992-4-1
6780
Riverside
Santa Ana Mtns, Elsinore Peak area, S of lake Elsinore. North base of Peak (3448) to SE of Elsinore Peak. Along the Main Divide Road.
1012
Comment
SBBG97006
Trifolium microcephalum
S. Boyd with T. Ross, L. Arnseth
1990-4-8
4379
Los Angeles
near Malo Pt, third cyn S of Bryce Cyn
Comment
OBI70983
Trifolium obtusiflorum
Steve Boyd, Lauren Raz
1997-4-30
9616
Los Angeles
Liebre Mts Region: About the confluence of Bear Cyn and Pine Cyn, between the S flank of Liebre Mtn and N flank of Red rock Mtn, SW of Gillette Mine. T7N R17W E1/2 NE 1/4 NW 1/4 sec 23
914
Comment
RSA600466
Trifolium obtusiflorum
Steve Boyd, Lauren Raz
1997-4-30
9616
Los Angeles
Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine.
866
Comment
UCR98799
Trifolium obtusiflorum
Steve Boyd, Lauren Raz
1997-4-30
9616
Los Angeles
Liebre Mountains, About the confluence of Bear Canyon & Pine Canyon, between the southern flank of Liebre Mountain & northern flank of Red Rock Mountain, SW of Gillette Mine
915
Comment
RSA515182
Trifolium variegatum
Steve D. Boyd, David E. Bramlet, Bob Boyd
1986-6-9
1852
Tulare
Southern Sierra Nevada Mtns: Chimney Creek Canyon, side canyon So. Peak 7155 south of Chimney Creek Meadow
Comment
SBBG105039
Trifolium wigginsii
S. Boyd, S. Meury, A. Liston
1988-7-19
2647
Unknown
Sierra San Pedro Martir, meadows along rd heading S of Vallecitos towards La Encantada, base of Cerro Botella Azul
Comment
RSA583361
Trifolium willdenovii
Steve Boyd, Darin L. Banks
1995-4-5
8419 A
Riverside
Palomar Range, Agua Tibia Wilderness Area, northern flank of Agua Tibia Mountain at the eastern edge of the Dripping Springs Alcove in tributary of Arroyo Seco, west of the lower Dripping Springs Trail, just south of the Wilderness boundary.
579
Comment
UC1608251
Trifolium willdenovii
Steve Boyd
1992-4-14
6864
Riverside
along Blue Water Trail (Blue Water Cyn, downstream to the confluence with San Mateo Creek); Santa Ana Mtns, San Mateo Canyon Wilderness Area
335
Comment
UCR70890
Trifolium willdenovii
Steve Boyd, T. S. Ross
1990-5-11
4612
Riverside
Agua Tibia Mountains, Cleveland National Forest, base of Agua Tibia Mtn, east of Dripping Springs campground, south of Hwy 79
671
Comment
UCR71306
Trifolium willdenovii
Steve Boyd, Et al.
1990-4-8
4326 B
Los Angeles
Channel Islands, San Clemente Island: E side of island near Malo Point, second canyon south of Bryce Canyon
Comment
UCR99369
Trifolium willdenovii
Steve Boyd, Et al.
1997-4-20
9536
Kern
San Emigdio Range, San Emigdio Ranch, Los Lobos Canyon.
915
Comment
RSA526549
Trifolium willdenovii
Steve D. Boyd, Tim S. Ross, Laurel Arnseth
1990-4-7
4235
Los Angeles
San Clemente Island. Lower half of China Canyon, S end of island, W side.
Comment
RSA526606
Trifolium willdenovii
Steve D. Boyd, Tim S. Ross, Laurel Arnseth
1990-4-7
4190 A
Los Angeles
San Clemente Island: Upper reaches of China Canyon, S end of island, W side.
Comment
SEINET10577883
Trifolium willdenovii
Steve Boyd
1991-5-10
Boyd 6222
Riverside
Temescal Cyn, E base of Santa Ana Mountains. Terrace escarpment just SE of Indian Truck Trail offramp of I-15, S of DePalma Rd. T5S R6W, N 1/2 NE 1/4 sec. 13. Overgrazed and burned coastal sage scrub on volcanic substrate.
Comment
CHSC101341
Trifolium wormskioldii
Steve Boyd; Valentin Arvizu
2008-5-1
11958
Kern
Sierra Nevada; Southern Sierra Nevada region: Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley.
1418
Comment
SD136867
Triodanis biflora
Steve Boyd
1992-6-10
7631
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness area, San Mateo Canyon about Potrero Escondido, due west of the junction of Tenaja Road and Los Alamos Road at the confluence of Los Alamos Creek with the main trunk of San Mateo Creek.
671
Comment
UCR79489
Triodanis biflora
Steve Boyd, T. S. Ross
1992-6-10
7631
Riverside
Southern Santa Ana Mtns., San Mateo Canyon Wilderness Area, Santa Ana Mountains; about 'Potrero Escondido', an isolated area of low relief topping the ridge system due west of jct. Tenaja Rd. & Los Alamos Rd at the confluence of Los Alamos Creek with the main trunk of San Mateo Creek
673
Comment
HSC65828
Triteleia hyacinthina
D. Boyd, M. Eichelberger, Tim Messick, Tom Ranker
1980-5-3
74
Tehama
1.5 mi. SSW of BM1797 on Rd. 29N15
610
Comment
RSA599535
Triteleia ixioides subsp. scabra
Steve Boyd, A. C. Sanders, R. T. Hawke, S. Hawke, S. Hobbs, P. Hobbs
1997-4-20
9561
Kern
San Emigdio Range: Pleito Hills region, San Emigdio Ranch, ridge on west side of Pleito Canyon, approximately 4.5 air miles due north of Antimony Peak.
1098
Comment Read comments Jul 5 2010
RSA571294
Triticum aestivum
Steve Boyd, Darin Banks
1994-4-5
8274
Riverside
San Mateo Canyon Wilderness Area of the Cleveland National Forest, in the vicinity of verdugo Potrero, near the water tank and Lucas Canyon Trailhead.
747
Comment
RSA611350
Triticum aestivum
Steve Boyd
1998-4-1
10132
Los Angeles
Mojave Desert: Antelope Valley, along Highway 138 (West Avenue D), ca. 1.25 miles northwest of Fairmont Butte (Poppy Preserve).
816
Comment
UCR198370
Tropidocarpum gracile
Steve Boyd, Valentin Arvizu
2008-5-1
11946
Kern
Southern Sierra Nevada Range, Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley
1463
Comment
SEINET7992236
Tropidocarpum gracile var. dubium
Steve Boyd
1997-3-21
9240
Unknown
Los Angeles, California, Liebre Mountains, Portal Ridge, upper Broad Canyon
1300
Comment
CAS-BOT-BC74023
Turritis glabra
Steve Boyd; C. Boyd; K. Boyd; R. Noyes; L. Arnseth
1988-5-28
2290
Riverside
Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest. 0.5 mile south of saddle.
1700
Comment
UCR224029
Umbellularia californica
Steve Boyd, Valentin Arvizu, Rick Riefner
2006-9-21
11689
Los Angeles
Transverse Ranges; Verdugo Mountains region, Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway.
Comment
RSA730923
Uropappus lindleyi
Steve Boyd, Valentin Arvizu
2008-5-1
11913
Kern
Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley
1372
Comment
UCR95346
Urtica urens
Steve Boyd
1996-4-25
8676
Los Angeles
San Gabriel Mtns, Liebre Mtns, Knapp Ranch area at upper end of Castaic Creek drainage in broad valley at head of Cienaga Cyn, south of Liebre Mtn. From gate at old inholding boundary near spring area along Forest Service Road 7N22 down to beginning of extensive wetland south of the old dry pastures
1000
Comment
UCR51975
Vaccinium cespitosum
Steve Boyd, C. Boyd
1987-7-3
2084
Inyo
Sierra Nevada Mtns., NW of Bishop in Granite Park area of upper Pine Creek Drainage
3506
Comment
RSA628346
Verbascum thapsus
Steve D. Boyd
1998-10-7
10296
Los Angeles
Bouquet Canyon, east of Bouquet Reservoir along Spunky Canyon Road just west of junction with Bouquet Canyon Road.
915
Comment
RSA701267
Verbena gooddingii
Steve D. Boyd, Sula Vanderplank, Valentin Arvizu
2004-10-13
11590
San Bernardino
Northern end of the Mescal Mountains, south of the Clark Mountains and Interstate 15, east of Mountain Pass.
Comment
RSA335006
Verbena lasiostachys
Steve D. Boyd
1985-8-7
1105
Riverside
Santa Rosa Plateau Region, NW base of Redonda Mesa on Tenaja Road, 0.8 mile east of jct with 8S01 and 8S02.
Comment
RSA595134
Veronica anagallis-aquatica
Steve D. Boyd
1996-4-25
8699
Los Angeles
Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain.
915
Comment
SD152741
Veronica anagallis-aquatica
Steve Boyd
1992-4-23
7049
Riverside
San Mateo Canyon Wilderness Area. Along San Mateo Creek from Riverside County line, following San mateo Trail upstream to the confluence with Bluewater Canyon
244
Comment
RSA508009
Vicia americana
Steve D. Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth
1988-5-28
2299
Riverside
Cahuilla Mountain, west of Anza, mostly along the crest.
1500
Comment
RSA599768
Vicia americana
Steve Boyd, Dave Bramlet, Harry Spilman, Nancy Hanson, Susan Hobbs
1997-5-10
9787
Los Angeles
Liebre Mountains region: Along summit of Liebre Mountain near head of Robinson Canyon, vicinity of concrete wildlife drinker site, north of Forest Service Road 7N23.
1097
Comment
UC1608228
Vicia benghalensis
Steve Boyd, Tim Ross, Mike Wall
1992-6-2
7515
San Diego
approx 1 mi downstream Devil Canyon confluence with Miller Creek (Devil Canyon); Southern Santa Ana Mountains, San Mateo Canyon Wilderness Ar
487
Comment
RSA611629
Vicia hassei
Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter
1998-3-24
10111
Los Angeles
Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon.
609
Comment
UCR68922
Vicia ludoviciana
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-7
4260
Los Angeles
Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side
183
Comment
RSA726861
Vicia ludoviciana subsp. ludoviciana
Steve D. Boyd, Aydee Virgen
2004-4-13
10883
Riverside
San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon.
Comment
RSA593408
Vicia ludoviciana var. ludoviciana
Steve Boyd
1996-5-17
8813
San Diego
Anza Bench region (extensive upland area north of Palomar Mountains and Warner Valley, and south of the San Jacinto Mountains) northwest of Hot Springs Mountain, along 9S05 ca. 1.5 miles northwest of Indian Flats Campground., Cleveland National Forest; in low gradient drainage which heads southeast to the San Luis Rey River.
1170
Comment
RSA560837
Vicia sativa
Steve D. Boyd, Tim S. Ross
1992-5-4
7185
Riverside
Southern Santa Ana Mountains., San Mateo Canyon Wilderness Area. Oak Flats area E of Verdugo Potrero.
732
Comment
UC1608229
Vicia sativa
Steve Boyd, Tim Ross, Orlando Mistretta
1992-3-31
6764
Riverside
Tenaja Trail Santa Ana Mountains, San Mateo Canyon Wilderness Area (from junction with Morgan Trail s to Pigeon Spring area, San Mateo Canyon Wilderness Area)
670
Comment
RSA387374
Vicia villosa
Steve D. Boyd
1986-4-16
1690
Riverside
Gavilan Hills: Gate to Mead Valley Landfill.
Comment
RSA544291
Vicia villosa
Steve D. Boyd
1991-6-14
6356
Riverside
Warm Springs Creek at NE end of Hogbacks ridge from Alamos Rd. S to confluence w/ Adobe Springs tributary, 2-3 miles NW of Murrieta Hot Springs.
Comment
RSA571311
Vicia villosa
Steve D. Boyd, D. L. Banks
1994-4-5
8259
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, in the vicinity of Oak Flats east of Verdugo Potrero.
762
Comment
RSA552766
Viola pedunculata
Steve D. Boyd, Tim S. Ross, Orlando Mistretta
1992-3-31
6752 -A
Riverside
San Mateo Canyon Wilderness Area. Morgan Trail from Round Potrero W to junction with Tenaja Trail in N-fork Bear Creek.
671
Comment
RSA526058
Viola pedunculata
Steve D. Boyd, Tim S. Ross, L. Arnseth
1990-4-6
4156
Los Angeles
San Clemente Island: Lemon Tank Cyn, E side of Island.
274
Comment
RSA520750
Viola pinetorum subsp. pinetorum
Steve D. Boyd, David E. Bramlet
1986-6-9
1934
Tulare
Chimney Creek Canyon, N slope Peak 7155, S Chimney Meadow.
2073
Comment
RSA0121754
Vitis girdiana
Steve D. Boyd
1991-3-17
5492
Riverside
Jurupa Hills, N of Glen Avon. Cove on S flank, just W of Soto St. from white limestone outcrops to summit E of Pyrite Canyon.
Comment
SD122916
Vitis girdiana
Steve Boyd
1985-7-23
1013
Riverside
De Luz Rd., 8 mi west of Rancho California, shaded canyon bottom of Sandia Creek
305
Comment
SD152732
Vitis girdiana
Steve Boyd, Tim Ross
1992-4-29
7150
Unknown
San Mateo Canyon Wilderness Area. San Mateo Canyon from eastern-most segment of the Clark Trail downstream to the border with Camp Pendleton
152
Comment Read comments Apr 25 2016
RSA0121763
Vitis girdiana
Steve D. Boyd, Tim S. Ross
1992-4-29
7150
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon from eastern-most segment of the Clark Trail downstream to the border with Camp Pendleton.
152
Comment
RSA526505
Vulpia microstachys var. pauciflora
Steve Boyd, Timothy S. Ross
1990-5-11
4700
Riverside
Vail Lake area, N flank and summit of Wild Horse Peak in Agua Tibia Mtns, Cleveland Nat. Forest.
610
Comment
RSA495811
Vulpia myuros var. hirsuta
Steve Boyd, Timothy S. Ross, Laurel Arnseth
1989-3-12
2921
Riverside
Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam.
442
Comment
RSA523469
Vulpia myuros var. hirsuta
Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla
1990-4-2
4028
Riverside
Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station.
488
Comment
RSA480080
Vulpia octoflora
Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, Timothy S. Ross
1988-3-10
2170
Riverside
Palen Pass at the north end of the Palen Mountains.
500
Comment
RSA560411
Vulpia octoflora
Steve Boyd
1992-4-14
6827
Riverside
San Mateo Canyon Wilderness Area; Western flank of Bluewater Canyon along Bluewater Trail
341
Comment Read comments Oct 5 2009
UC1608252
Vulpia octoflora var. glauca
Steve Boyd
1992-4-14
6827
Riverside
w flank Bluewater Canyon (along Bluewater Trail); Santa Ana Mtns., San Mateo Canyon Wilderness Area
341
Comment
RSA583736
Vulpia octoflora var. hirtella
Steve Boyd
1995-4-24
8495
Riverside
Palomar Range, Agua Tibia Wilderness Area, northeastern base of Wildhorse Peak, west of Devil's Hole, along the Wildhorse Trail near the rounded gabbro peak known as ''Agua''.
762
Comment
CAS-BOT-BC186023
Vulpia octoflora var. octoflora
Steve Boyd; Tim Ross; Laurel Arnseth; Jaime Bonilla
1990-4-2
4025
Riverside
Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Sta.
609
Comment
RSA611358
Vulpia octoflora var. octoflora
Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter
1998-3-24
10117 B
Los Angeles
Liebre Mountains region: Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2.4 miles west of junction with Sierra Highway in Mint Canyon., Near 34? 27' 53.5''N 118? 27' 26.0'' W.
609
Comment Read comments Jul 2 2014
RSA544325
Xanthium strumarium
Steve Boyd
1991-9-8
6433
Riverside
Peninsular Range Aguanga Valley, sandy wash of Temecula Creek, south of Hwy 79 at jct with Hwy 371.
600
Comment
RSA561091
Xylococcus bicolor
Steve Boyd
1992-4-21
6990
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Northwestern summit and slopes of Miller Mountain.
792
Comment
RSA561116
Xylococcus bicolor
Steve Boyd, T. S. Ross, D. E. Bramlet
1993-5-12
7319
Riverside
Southern Santa Ana Mountains, Sant Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos canyon downstream to confluence with Tenaja Canyon.
365
Comment
SD152869
Xylococcus bicolor
Steve Boyd, Tim Ross
1992-4-29
7145
San Diego
Southern Santa Ana Mountains, San Mateo Canyon from easternmost segment of the Clark Trail downstream to the border with Camp Pendleton.
149
Comment
UCR79218
Xylococcus bicolor
Steve Boyd
1992-4-21
6990
San Diego
Peninsular Range; Santa Ana Mtns., Southern Mts, San Mateo Canyon Wilderness Area, NW summit and slopes of Miller Mtn.
854
Comment
CAS-BOT-BC326811
Xylorhiza tortifolia
S. Boyd; D. Charlton; L. Arnseth; S. Meury; D. Nordin; R. Noyes; T. Ross
1988-4-8
1727
San Bernardino
South Side of Ord Mtn. Norht of Lucerne Valley, 10 miles north of the Bear Valley Road on Camp Rock Road
1371
Comment
RSA387388
Xylorhiza tortifolia
Steve Boyd, M. Doyle, B. Roy, Sara Meury
1986-4-12
1653
San Bernardino
Lucerne Valley, just E of Rabbit Dry Lake, off Hwy. 18.
Comment
RSA594207
Yucca brevifolia
Steve Boyd, Lauren Raz
1996-10-14
9090
Los Angeles
Liebre Mountains region, extreme northwestern corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road.
991
Comment
RSA583626
Yucca whipplei var. whipplei
Steve Boyd, Darin L. Banks
1995-4-5
8433
Riverside
Palomar Range, Agua Tibia Wilderness Area, northern flank of Agua Tibia Mountain at the eastern edge of the Dripping Springs Alcove in tributary of Arroyo Seco, west of the lower Dripping Springs Trail, just south of the Wilderness boundary.
579
Comment
RSA727892
Yucca whipplei var. whipplei
Steve Boyd, LeRoy Gross
2004-5-4
11134
San Diego
Hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05.
899
Comment
UCR77683
Zigadenus fremontii
Steve Boyd, Orlando Mistretta
1991-5-22
6281
Riverside
Agua Tibia Mountains, Vail Lake area, base of Agua Tibia Mountain, east of Dorland Mountain, west of Kolb Creek
793
Comment
UCR48430
Ziziphus parryi
Steve Boyd, C. Boyd, B. Roy
1986-2-2
1207
San Diego
Peninsular Range/ Sonoran (Colorado) Desert, Hwy S-2 (San Felipe Road), 10.3 mi south of the junction with Hwy 79 in San Felipe Valley
Comment