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Specimen ID
Determination *
Collector
Collection Date
Collection Number
County
Locality
Elevation in meters
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CAS-BOT-BC177028
Acacia dealbata
Steve Boyd; Rick Riefner
2007-1-16
11708
San Diego
Coastal Plains & Basins; South Coastal Plain region: Solana Beach, southern shore of San Elijo Lagoon between Highway 5 and Pacific Coast Highway
6
Comment
SBBG55057
Acalypha californica
S. Boyd
1980-3-23
BC 025
Unknown
10 mi S of El Rosario off Mex 1
Comment
RSA0076537
Acanthomintha obovata subsp. cordata
Steve Boyd, Orlando Mistretta, John Dolan
1996-4-18
8558
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
CAS-BOT-BC210590
Achnatherum coronatum
Steve Boyd; LeRoy Gross
2004-5-4
11065
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
RSA559321
Achnatherum coronatum
Steve Boyd, Timothy S. Ross, Dave Bramlet
1992-5-13
7366
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Los Alamos Canyon at mouth of Wildhorse Canyon.
412
Comment
RSA575824
Achnatherum coronatum
Steve Boyd
1981-4-29
s.n.
Riverside
Gavilan Hills region, western flank of Estelle Mountain above entrenched meander of Temescal Creek, northwest of Lee Lake.
366
Comment
RSA599824
Achnatherum coronatum
Steve Boyd, Lauren Raz
1997-3-31
9398
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
SEINET4692079
Achnatherum coronatum
Steve Boyd, Lauren Raz
1997-1
9398
Los Angeles
Liebre Mountains Region: Knapp Ranch area at upper end of Castaic Creek in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain
914
Comment
RSA683356
Achnatherum hymenoides
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10562
Tulare
Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak).
2509
Comment
RSA599566
Achnatherum speciosum
Steve Boyd, A. 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.
1098
Comment
CAS-BOT-BC204762
Acmispon argophyllus var. argenteus
Steve Boyd; Tim Ross; Laurel Arnseth
1990-4-8
4309
Los Angeles
San Clemente Island. E side of island, near Malo Point, first cyn S of Bryce Cyn.
Comment
SD215527
Acmispon strigosus
Steve Boyd, Tim Ross, et al.
1990-4-2
4033
Riverside
Vail Lake area, lower slopes of Agua Tibia Mountain along Highway 79, east of USFWS Dripping Springs Guard Station.
487
Comment
OBI70616
Acmispon wrangelianus
Steve Boyd, Lauren Raz
1997-3-31
9438
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, T7N R17W NE 1/4 NE 1/4 sec 22
1158
Comment
CAS-BOT-BC29243
Acourtia microcephala
Steve Boyd; Tammy Morgan
2004-5-11
11179
Ventura
Transverse ranges: Mount Pinos Region: Topa Topa Mtns, east of Sespe Cny near upper end of Tac Creek Rd (and trail)
Comment
UC1719658
Acourtia microcephala
Steve Boyd, Valentin Arvizu
2004-6-8
11474
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
UCD128460
Acourtia microcephala
Steve Boyd; Valentin Arvizu
2004-6-8
11474
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
RSA735240
Adenophyllum porophylloides
Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah DeGroot, Valentin Arvizu, Tim Thibault
2004-5-14
11212
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
UC1719663
Adenophyllum porophylloides
Steve Boyd, Sula Vanderplank, Valentin Arvizu
2004-10-13
11604
San Bernardino
Mojave Desert; East Mojave Desert region; Ivanpah Valley, upper bajada at northeastern base of the Ivanpah Mountains, south of Interstate 15.
Comment
CAS-BOT-BC140023
Adenostoma fasciculatum
Steve Boyd; Lisa Rojas
2004-5-26
11372
San Diego
Peninsular Ranges; Cuyamaca-Laguna Mountains region: In-Ko-Pah Mountains, western flank of Thing Valley, northeast of transit station Posta, Cleveland National Forest along forest service road
1463
Comment
SD152763
Adenostoma fasciculatum
Steve Boyd, Timothy Cass
1992-4-29
7106
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Western flank of Cold Spring Canyon, along the Clark Trail, the junction with the Cold Spring Trail to the crest of the ridge dividing Cold Sprin and San Mateo Canyons.
487
Comment
UCR151357
Adenostoma fasciculatum
Steve Boyd, Lisa Rojas
2004-5-26
11372
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
UCR71152
Adiantum jordanii
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-8
4369
Los Angeles
Channel Islands, San Clemente Island: E side of the island, near Malo Point, third canyon south of Bryce Canyon
427
Comment
RSA552786
Agoseris grandiflora
Steve Boyd, Timothy S. Ross, Kendall McCulloh
1993-3-12
6729
San Diego
Santa Ana Mountains, San Mateo Canyon Wilderness Area. Devil Cyn from large waterfall area, downstream to the confluence with 'Miller Creek'.
549
Comment
UCR39591
Agoseris heterophylla
Steve Boyd
1983-8-10
s.n.
San Bernardino
San Bernardino Mtns., Near Onyx Summit at Cienaga Seca, west of Hwy 38
2457
Comment
UCR120617
Agoseris retrorsa
Steve Boyd, K. A. Boyd, C. Boyd, Richard Noyes, L. Arnseth
1988-5-28
2274
Riverside
San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest
1700
Comment
OBI37533
Agrostis pallens
Steve Boyd
1985-7-30
1083
San Diego
Upper Cottonwood Cyn, 3.6 mi (by road) NW of jctn of Tenaja Trl and De Luz Rd
Comment
RSA725352
Agrostis variabilis
Steve Boyd, Carol Boyd
2007-9-12
11752
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
UC1928415
Allionia incarnata
Steve Boyd
2007-11-1
11819
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
RSA771871
Allium campanulatum
Steve Boyd, Anna Kostikova, Glenn Litsios, Sarah Burgy
2010-6-22
12299
San Bernardino
Cushenbury Summit, slope just east of Hwy 18 at Pacific Crest Trail crossing
2104
Comment
UCR218051
Allium campanulatum
Steve Boyd, Anna Kostikova, Glenn Litsios, Sarah Burgy
2010-6-22
12299
San Bernardino
San Bernardino Mountains, Cushenbury Summit, slope just east of Hwy 18 at Pacific Crest Trail crossing
2104
Comment
HSC66148
Allium falcifolium
D. Boyd, M. Eichelberger, Tim Messick, T. Ranker
1980-5-3
49
Trinity
Philpot Creek Campground.
808
Comment
UCR200797
Allium fimbriatum var. fimbriatum
Steve Boyd, Valentin Arvizu
2008-5-1
11904
Kern
Southern Sierra Nevada Range, Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley
1463
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
HSC85668
Allium haematochiton
Steve Boyd
1986-3-9
1378
Riverside
Temescal Canyon: Alberhill Mtn., S slope of mtn., just E of claymine area
459
Comment
RSA395911
Allium haematochiton
Steve Boyd
1986-4-22
1769
Riverside
Temescal Canyon: Terrace escarpment E side of Indian Wash, S of I-15.
Comment
RSA574728
Allium haematochiton
Steve Boyd
1981-4-6
s.n.
Riverside
Gavilan Hills region, Estelle Mountain, near summit.
823
Comment
UCR108205
Allium haematochiton
Steve Boyd, Valerie Soza
1998-4-28
10154
Los Angeles
Liebre Mtns., Plum Canyon SW of Cruzan Mesa along Arline Road, c. 2 mi west of the junction w/ Sierra Hwy in Mint Canyon, top of ridge on the south side of the canyon.
634
Comment
UCR49270
Allium haematochiton
Steve Boyd
1986-4-22
1769
Riverside
Peninsular Range, Temescal Canyon, E side of Indian Wash, south of I-15
Comment
CAS-BOT-BC132014
Allium munzii
Steve Boyd
1986-4-22
1778
Riverside
Gavilan Hills: E edge of plateau remnant of ridge E of Estelle Mt., S of Dawson Canyon
670
Comment
RSA348951
Allium munzii
Steve Boyd
1986-4-10
1640
Riverside
Gavilan Hills; Temescal Canyon: DePalma Rd., 0.1 miles E of the Indian Truck Trail exit of I-15.
366
Comment
RSA543582
Allium munzii
Steve Boyd
1991-5-7
6164
Riverside
Santa Ana Mountains, SE and E side of Elsinore Peak.
1006
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
UCR15905
Allium parishii
Steve Boyd
1978-4-22
780422- 07
Riverside
Sonoran (Colorado) Desert, 5 mi north of the S entrance of Joshua Tree National Monument, near Pinto Basin Road
Comment
RSA495439
Allium peninsulare
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-3-18
2966
Riverside
Agua Tibia Mountains. Vail Lake area, Temecula Creek Canyon below Vail Lake dam.
418
Comment
RSA543160
Allium peninsulare
Steve Boyd, Timothy S. Ross, Mike Hammitt
1991-5-2
6090
Riverside
Vail Lake region, SW and W flanks of Billy Goat Mountain 3 miles N Highway 79, 1 mile W of Highway 371, N of Aguanga.
600
Comment
UCR49258
Allium praecox
Steve Boyd
1986-4-2
1625
Riverside
Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau
640
Comment
SBBG96638
Allium praecox
S. Boyd with T. Ross, P. Fritsch
1990-4-6
4176
Los Angeles
0.2 mi S of US Navy site called Jack
152
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
RSA526139
Allophyllum glutinosum
Steve Boyd, T. S. Ross
1990-5-11
4652
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
RSA543894
Allophyllum glutinosum
Steve Boyd
1991-5-20
6275
Riverside
Santa Ana Mountains, NW of Lake Elsinore. Lower Rice Cyn, just inside Cleveland Nat. For. boundary.
573
Comment
RSA727845
Allophyllum violaceum
Steve Boyd, Naomi Fraga
2004-4-27
11025
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
RSA701798
Alnus rhombifolia
Steve Boyd, Heidi Bigelow
2004-4-5
10784
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
SD217239
Alnus rhombifolia
Steve Boyd, Tim Ross and Orlando Mistretta
1992-2-2
6653
Riverside
Santa Ana Mountains, San Mateo Canyon Wilderness of the Cleveland National Forest; lower half of Tenaja Canyon, especially about Fishermans Camp.
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
SD153014
Aloe chabaudii
Steve Boyd, T. Ross
1992-5-20
7470
Orange
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area, western edge of wilderness in Lucas Canyon, about old mining habitations in side canyon, upstream Ao mile from Lucas Canyon Trail crossing.
390
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
UCR77568
Amaranthus albus
Steve Boyd
1991-9-8
6436
Riverside
Peninsular Range, Aguanga Valley, sandy wash of Temecula Creek, south of Hwy 79 at jct with Hwy 371
600
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
RSA500109
Amaranthus retroflexus
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-6-10
3662 B
Riverside
Vail Lake area, Temecula Creek canyon below the dam.
459
Comment
RSA562754
Amaranthus retroflexus
Steve Boyd, Timothy S. Ross
1992-5-19
7430
Orange
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Western edge of the wilderness along Lucas Canyon Trail in Aliso Canyon.
335
Comment
SD220021
Amaryllis belladonna
Steve Boyd, Valentin Arvizu and Rick Riefner
2006-9-21
11700
Los Angeles
Verdugo Mountains region; 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
SFV22093
Amaryllis belladonna
S. T. Boyd, V. Arvizu, R. E. Riefner
2006-9-21
11700
Los Angeles
Verdugo Mountains Side drainage of La Tuna Creek just west of La Tuna Canyon Road offramp from 210 Freeway, on north side of highway.
427
Comment
UCR224009
Amaryllis belladonna
Steve Boyd, Valentin Arvizu, Rick Riefner
2006-9-21
11700
Los Angeles
Transverse Ranges; Verdugo Mountains region, 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
UCR77760
Ambrosia acanthicarpa
Steve Boyd
1991-9-8
6427
Riverside
Peninsular Range, Aguanga Valley, sandy wash of Temecula Creek, south of Hwy 79 at jct with Hwy 371
600
Comment
RSA457783
Ambrosia dumosa
Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, Timothy S. Ross
1988-3-10
2205
Riverside
Sonoran (Colorado) Desert NW end McCoy Mtns, NW of Blackjack Mine
400
Comment
UCR147730
Ambrosia dumosa
Steve Boyd, Tammy Morgan
2004-3-30
10710
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
UCR52229
Ambrosia dumosa
Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross
1988-3-10
2205
Riverside
Sonoran (Colorado) Desert, NW end McCoy Mtns, NW of Blackjack Mine
400
Comment
UCR60795
Ambrosia dumosa
Steve Boyd, O. Mistretta
1986-3-13
1420
Riverside
Sonoran (Colorado) Desert, Palen Mtns: NE of Desert Center, junction of Parker Dam Road and 'Palen Road' (road going through pass between Palen and Granite Ranges)
244
Comment
RSA559339
Amorpha californica
Steve Boyd, T. S. Ross
1992-5-15
7403
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
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
RSA575847
Amorpha fruticosa
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
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
RSA0089624
Amsinckia intermedia
Steve Boyd
1992-4-15
6867
Riverside
Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. dowstream to the confluence with San Mateo Creek.
335
Comment
UCR200784
Amsinckia intermedia
Steve Boyd, Valentin Arvizu
2008-5-1
11970
Kern
Southern Sierra Nevada Range, Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley
1463
Comment
UCR22049
Amsinckia menziesii
Steve Boyd
1980-4-27
140
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau
640
Comment
RSA599275
Amsinckia menziesii var. intermedia
Steve Boyd, Lauren Raz
1997-3-31
9411
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
RSA526536
Amsinckia spectabilis
Steve Boyd, L. Arnseth, Timothy S. Ross
1990-4-7
4274
Los Angeles
San Clemente Island. Lower half of China Canyon, S end of island, W side.
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
RSA527792
Amsinckia spectabilis
Steve Boyd, L. Arnseth, Timothy S. Ross
1990-4-8
4356
Los Angeles
San Clemente Island: E side of island, Bryce Cyn near Malo Point.
Comment
RSA522265
Amsinckia tessellata
Steve Boyd, D. E. Bramlet, H. Spillman
1989-4-30
3512
Riverside
Gavilan Hills, Harford Springs County Park on the N edge of the Gavilan Plateau, E of Gavilan Creek
610
Comment
RSA562064
Amsinckia tessellata
Steve Boyd, Carol Boyd, Kyle Boyd
1992-4-19
6919
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
RSA701325
Amsinckia tessellata
Steve Boyd, Tammy Morgan
2004-3-30
10744
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
UCR89392
Amsinckia tessellata
Steve Boyd, T. S. Ross, W. Appleby
1993-3-19
7849
San Bernardino
Eastern Mojave Desert, north base of the Old Woman Mtns, south of Essex; Honeymoon Wash along Willow Springs Rd., 0.5 mi west of Sunflower Springs road ('Cross-fire Camp')
1000
Comment
RSA0091268
Amsinckia tessellata var. tessellata
Steve Boyd, A. C. Sanders, R. T. Hawke, Shaun Hawke, Susan Hobbs, Paul Hobbs
1997-4-20
9567
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
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
RSA571539
Amsinckia tessellata var. tessellata
Steve Boyd, Darin Banks, Orlando Mistretta
1994-4-29
8304
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
RSA598943
Amsinckia tessellata var. tessellata
Steve Boyd, Timothy S. Ross
1997-3-21
9192
Los Angeles
Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring.
1183
Comment
RSA701936
Anagallis arvensis
Steve Boyd, Valentin Arvizu
2004-6-8
11457
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
CAS-BOT-BC272872
Ancistrocarphus filagineus
Steve Boyd
1986-4-2
1588
Riverside
Gavilan Plateau, Gavilan Hills: Harford Springs County Park
640
Comment
RSA387340
Ancistrocarphus filagineus
Steve Boyd
1986-4-22
1772
Riverside
Temescal Canyon: Terrace escarpment E side of Indian Wash, S of I-15.
Comment
RSA387342
Ancistrocarphus filagineus
Steve Boyd
1986-5-1
1791
Riverside
Perris-Aguanga Basin region SW Perris Basin, Hill west of Skunk Hollow.
Comment
RSA543603
Ancistrocarphus filagineus
Steve Boyd, L. Arnseth, Orlando Mistretta
1991-5-6
6135
Riverside
Santa Ana Mountains, S side of Elsinore Peak.
1037
Comment
RSA515210
Anisocoma acaulis
Steve Boyd
1986-3-30
1502
Los Angeles
Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills.
Comment
RSA593819
Anisocoma acaulis
Steve Boyd
1996-4-25
8718
Los Angeles
Liebre Mountains, southwestern flank of Liebre Mountain, along Forest Service Road 7N22 ca 1.1 mile E of jtn with 7N23.
1220
Comment
UC1719664
Anisocoma acaulis
Steve Boyd, Naomi Fraga
2004-4-27
10918
San Diego
Peninsular Ranges; Anza Bench region; Warner Springs area, flats east of gliderport, near the Pacific Crest Trail, south of Highway 79.
Comment
UCR51854
Antennaria rosea
Steve Boyd, C. Boyd
1987-7-3
2082
Inyo
Sierra Nevada Mtns., NW of Bishop in Granite Park area of upper Pine Creek Drainage
3506
Comment
RSA593407
Anthemis cotula
Steve Boyd, Orlando Mistretta
1996-5-23
8814
Los Angeles
Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake.
470
Comment
RSA479901
Anthriscus caucalis
Steve Boyd, Thomas Elias
1987-4-14
2046
Los Angeles
San Gabriel Mountains, Rincon - Red Box Road, S of Rincon Forest Station, N. of Glendora.
Comment
UCR77709
Anthriscus caucalis
Steve Boyd
1991-5-10
6214
Riverside
Santa Ana Mtns, Base of range just north of mouth of Hagador Canyon, bottom Skyline Drive
459
Comment
RSA543936
Anthriscus caucalis
Steve Boyd
1991-5-10
6214
Riverside
Santa Ana Mountains, base of range, just N of mouth of Hagador Cyn at bottom of Skyline Drive.
427
Comment
RSA560397
Antirrhinum coulterianum
Steve D. Boyd, Tim S. Ross
1992-4-29
7148
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
RSA701731
Antirrhinum coulterianum
Steve D. Boyd, LeRoy Gross
2004-5-4
11074
San Diego
Hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05.
899
Comment
UCR148233
Antirrhinum coulterianum
Steve Boyd, LeRoy Gross
2004-5-4
11074
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
UCR59528
Antirrhinum coulterianum
Steve Boyd, T. S. Ross, L. Arnseth
1989-6-4
3595
Riverside
Butterfield Valley, Vail Lake area, Kolb Creek drainage, N extension of Woodchuck Road, north of Hwy 79
489
Comment
RSA727307
Antirrhinum kelloggii
Steve D. Boyd, Tammy Morgan
2004-5-11
11207
Ventura
Topa Topa Mountains, east of Sespe Canyon near upper end of Tar Creek Road (and trail).
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
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
UCR91648
Antirrhinum nuttallianum subsp. nuttallianum
Steve Boyd
1995-4-24
8488
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
SBBG120034
Antirrhinum nuttallianum subsp. subsessile
S. Boyd, L. Gross, B. O'Brien, C. Hamilton
2001-4-9
10361
Unknown
Valle Las Palmas region, Cerro Bola, gently sloping terraces at northeastern base of the mtn, along main access rd to mtn
526
Comment
SBBG96755
Aphanisma blitoides
S. Boyd with T. Ross, L. Arnseth
1990-4-7
4283
Los Angeles
lower half of China Cyn
Comment
HSC85461
Apiastrum angustifolium
Steve Boyd
1986-4-2
1585
Riverside
Gavilan Plateau, Gavilan Hills, Harford Springs County Park.
610
Comment
UCD127230
Apium graveolens
Steve Boyd; Tim Ross, Laurel Arnseth
1989-6-4
3651 D
Riverside
Vail Lake area, Temecula Creek, southeast of lake, just north of Hwy 79.
487
Comment
RSA335037
Apium graveolens
Steve Boyd
1985-7-23
1011
Riverside
De Luz Rd., 7 mi. west of Rancho California.
366
Comment
RSA335038
Apium graveolens
Steve Boyd
1985-7-23
1011
Riverside
De Luz Rd., 7 mi. west of Rancho California.
366
Comment
RSA395891
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
RSA0125830
Arabis glabra
Steve Boyd, Heidi Bigelow
2004-4-5
10809
San Diego
Pine Hills area, between Magee Flat and Deadman Flat along Eagle Peak Rd.
Comment
UCR120625
Arabis glabra
Steve Boyd, K. A. Boyd, C. Boyd, Richard Noyes, L. Arnseth
1988-5-28
2290
Riverside
San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest
1700
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
RSA681991
Arabis puberula
Steve Boyd, Carol Boyd
2003-5-3
10508
Tulare
Chimney Peak Recreation Area, summit of northern Bear Mountain (Bear Peak).
2509
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
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
UCR200694
Arctostaphylos
Steve Boyd, Naomi Fraga
2004-4-27
11007
San Diego
Peninsular Ranges; Anza Bench region, Warner Springs area, rolling terrain near the Pacific Crest Trail, south of Hwy 79 and west of the Warner Springs Resort
898
Comment
HSC87153
Arctostaphylos glandulosa
Steve Boyd, T. S. Elias
1987-4-14
2043
Los Angeles
San Gabriel Mtns., Rincon- Red Box Rd., S of Rincon Forest Station, N of Glendora
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
SD152871
Arctostaphylos glandulosa subsp. glandulosa
Steve Boyd, Tim Ross and Kendall McCulloh
1993-3-12
6728
San Diego
Santa Ana Mountains, Devil Canyon from large waterfall area, downstream to the confluence with Miller Creek.
550
Comment
RSA596849
Arctostaphylos glauca
Steve Boyd, T. S. Ross, Lauren Raz, Dylan Hannon
1997-2-11
9128
Los Angeles
Liebre Mountains region, along Old Ridge Route north of Templin Highway and northwest of the confluence of Castaic Creek and Fish Creek, ca 1000 ft southeast of transit station Hiway''.
950
Comment
RSA735802
Arctostaphylos glauca
Steve Boyd
2007-2-17
11714
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
UC1861763
Arctostaphylos glauca
Steve Boyd, Valerie Soza
2004-6-22
11554
Riverside
Peninsular Ranges; San Jacinto Mountains region: Western flank of the range, vicinity of Alvin Meadows and Chimney Flats, west of Idyllwild along forest service road 5N13 near 5N06.
1463
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
UCR160060
Arctostaphylos pringlei subsp. drupacea
Steve Boyd, Valerie Soza
2004-6-22
11552
Riverside
Peninsular Ranges; San Jacinto Mountains region, Western flank of the range, vicinity of Alvin Meadows and Chimney Flats, west of Idyllwild along Forest Service Road 5N13 near 5N06
1463
Comment
UCR148216
Arenaria douglasii
Steve Boyd, Leroy Gross
2004-5-4
11068
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
UCR48523
Arenaria douglasii
Steve Boyd
1986-4-20
1724
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau.
640
Comment
RSA600066
Arenaria macradenia var. arcuifolia
Steve Boyd, Lauren Raz
1997-5-20
9821
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.
1676
Comment
SD230200
Arenaria macradenia var. arcuifolia
Steve Boyd, Timothy S. Ross, Laura Moore, Valerie Soza
1997-7-8
10011
Los Angeles
Liebre Mountains Redion: Western summit of Liebre Mountain, a distinctive, rounded knoll south of head of Cold Canyon. Two plants around granit boulder coutcorp just to south of campsite under gigantic Quercus chrysolepis know as Quercus Rex
1707
Comment
UCR99479
Arenaria pusilla
Steve Boyd, Lauren Raz
1997-3-14
9168
Los Angeles
Liebre Mtns., Lower N flank of Bald Mtn, along Pacific Crest Trail on top of ridgeline east of Horse Camp Canyon
1451
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
CAS-BOT-BC137643
Aristida adscensionis
Steve Boyd
2007-11-1
11814
San Bernardino
Mojave Desert. East Mojave Desert Region. Orange Blossom wash area 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
RSA516905
Aristida adscensionis
Steve Boyd, Orlando Mistretta
1986-3-13
1431
San Diego
De Luz Canyon: Along De Luz-Murrieta Road and De Luz Creek.
150
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
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
RSA571512
Aristida purpurea var. longiseta
Steve Boyd, Timothy S. Ross
1994-3-29
8245 -B
San Diego
Southwestern Cuyamaca Mountains, Cleveland National Forest, southwestern slope of Poser Mountain at northern edge of Viejas Valley, near junction of Old Viejas Grade and Conejos Valley Road.
866
Comment
RSA500144
Aristida purpurea var. purpurea
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-6-4
3652
Riverside
Vail Lake area, W base of hills between Temecula and Wilson Creeks.
488
Comment
UCR200693
Aristida purpurea var. purpurea
Steve Boyd, Naomi Fraga
2004-4-27
10905
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
RSA298138
Arnica cernua
D. Boyd, M. Eichelberger, T. Messick, T. Ranker
1980-5-24
82
Del Norte
[no further location information]
637
Comment
RSA776748
Artemisia bigelovii
Steve Boyd, Sula Vanderplank, Valentin Arvizu
2004-10-13
11582
San Bernardino
[SE] end of the Mescal Mtns, south of Clark Mountain and Interstate 15, [SE] of Mountain Pass
1600
Comment
CAS-BOT-BC90158
Artemisia californica
Steve Boyd; Tim Ross; Laurel Arnseth
1990-4-8
4420
Los Angeles
San Clemente Island. E side of island, Bryce Cyn near Malo Point
Comment
CAS-BOT-BC90159
Artemisia californica
Steve Boyd; Tim Ross; Laurel Arnseth
1990-4-7
4198
Los Angeles
San Clemente Island. Upper reaches of China Cyn, S end of island, W side
Comment
CAS-BOT-BC90189
Artemisia californica
Steve Boyd
1985-12-24
1194
Riverside
Gavilan Hills, Harford Springs County Park
Comment
RSA561506
Artemisia californica
Steve Boyd, Timothy S. Ross, David E. Bramlet
1992-9-9
7668
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
SBBG96838
Artemisia californica
S. Boyd with T. Ross, L. Arnseth
1990-4-7
4189
Los Angeles
upper reaches of China Cyn
Comment
SBBG97011
Artemisia californica
S. Boyd with T. Ross, L. Arnseth
1990-4-8
4420
Los Angeles
Brice Cyn near Malo Pt
Comment
SD152959
Artemisia californica
Steve Boyd, Tim Ross and Dave Bramlet
1992-9-9
7668
Riverside
Southern Santa Ana Mountains; upper San Mateo Canyon, from the junction of Tenaja Road and Los Alamos Road at the cdonfluence of Los Alamos Creek.
395
Comment
UCR200317
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
RSA520550
Artemisia douglasiana
Steve Boyd, David E. Bramlet
1988-10-8
2883
Riverside
Cahuilla Mountain, SW of Anza at head of Bautista Canyon. Along crest of the mountain.
Comment
RSA594935
Artemisia douglasiana
Steve Boyd, Lauren Raz
1996-10-8
9000
Los Angeles
Liebre Mountains region, Bouquet Canyon ca. 1.7 miles south of junction with Forest Service Road 6N08.
561
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
SBBG105095
Artemisia dracunculus
S. Boyd with T. Ross, T. Columbus
1993-10-23
8193
Riverside
upper Morrell Cyn along Morgan Trail (Rd 5W02)
877
Comment
UCD129231
Artemisia dracunculus
Steve Boyd; Tim Ross, Laurel Arnseth
1989-6-11
3708
Riverside
Vail Lake area, Wilson Creek at east end of lake.
Comment
UC1584083
Artemisia nova
Steve Boyd
1990-10-4
5246
San Bernardino
upper part Carruther's Cyn (on slopes and ridgetops); eastern Mojave Desert, New York Mountains
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
UCR198361
Asclepias californica
Steve Boyd, Valentin Arvizu
2008-5-1
11942
Kern
Southern Sierra Nevada Range, Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley
1463
Comment
RSA515191
Asclepias californica
Steve Boyd, D. E. Bramlet
1986-6-9
1862
Tulare
Southern Sierra Nevada Mountains: Chimney Creek Canyon, side canyon south Peak 7155 south of Chimney Creek Meadow.
Comment
RSA595946
Asclepias fascicularis
Steve Boyd, Mark Elvin, Victoria Jotikasthira
1996-6-25
8879
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
CDA23135
Asparagus asparagoides
Steve Boyd, R. E. Riefner Jr.
2007-1-16
11707
San Diego
Coastal Plains and Basins; South Coastal Plain region; Solana Beach, southern shore of San Elijo Lagoon between Highway 5 and Pacific Coast Highway.
Comment
UC1929594
Asparagus asparagoides
Steve Boyd, Rick Riefner
2007-1-16
11707
San Diego
Coastal Plains & Basins; South Coastal Plain region; Solana Beach, southern shore of San Elijo Lagoon between Highway 5 and Pacific Coast Highway.
Comment
UCR200312
Asparagus asparagoides
Steve Boyd, R. E. Riefner Jr.
2007-1-16
11707
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
UCR77565
Aspidotis californica
Steve Boyd, T. S. Ross, O. Mistretta
1992-2-2
6637
Riverside
Santa Ana Mtns, Cleveland National Forest. Upper San Mateo Canyon between the confluence of Tenaja Canyon and Los Alamos Canyon
427
Comment
RSA0011747
Asplenium vespertinum
Steve Boyd, Walter Wisura, R. M. Beauchamp, F. Spraul
1986-12-9
1963
San Diego
Otay Mountain- Cedar Canyon Area.
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
RSA335185
Astragalus bicristatus
Steve Boyd, Karlin Marsh
1985-6-11
1139
San Bernardino
Bear Valley area, North shore of Baker Lake, about 1 mile east of the Stanfield Cut-off.
Comment
RSA593454
Astragalus douglasii var. douglasii
Steve Boyd
1996-4-24
8641
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
UC1608238
Astragalus gambelianus
Steve Boyd
1992-4-14
6817
Riverside
western edge of Oak Flats area along Bluewater Tr. from Verdugo Tr. s to crest of ridge w side Bluewater Cyn (San Mateo Cyn Wilderness Area, Santa Ana Mtns); Santa Ana Mtns, San Mateo Cyn Wilderness Area
731
Comment
UCR79220
Astragalus gambelianus
Steve Boyd
1992-4-21
6965
San Diego
Peninsular Range; Santa Ana Mtns., southern end of mtns, San Mateo Canyon Wilderness Area, S flanks of Miller Mtn.
854
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
SD217295
Astragalus pomonensis
Steve Boyd, Tim Ross, Laurel Arnseth and Jaine Bonilla
1990-4-3
4071
Riverside
Vail Lake area, upper benches and adjacent slopes of the east flank of Big Oak Mountain, njust south of the east summit.
609
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
RSA599268
Astragalus trichopodus var. phoxus
Steve Boyd, Lauren Raz
1997-3-31
9442
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
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
RSA524478
Athysanus pusillus
Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla
1990-4-2
4041
Riverside
Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station.
488
Comment
RSA552696
Athysanus pusillus
Steve Boyd
1992-2-26
6704
Riverside
Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon from Fisherman's Camp downstream to confluence with Bluewater Canyon.
305
Comment
RSA598861
Athysanus pusillus
Steve Boyd, Timothy S. Ross
1997-3-21
9237
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.
1195
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
RSA735223
Atrichoseris platyphylla
Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault
2004-5-14
11245
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
RSA735794
Atriplex
Steve Boyd, Rick Riefner
2007-1-16
11706
San Diego
Solana Beach, southern shore of San Elijo Lagoon between Highway 5 and Pacific Coast Highway.
0
Comment
RSA57457
Atriplex argentea
Steve Boyd
1985-8-7
1117
Riverside
Santa Rosa Plateau Region, NW base of Redonda Mesa on Tenaja Road, 0.8 mile east of jct with 8S01 and 8S02.
Comment Read comments Feb 26 2013
UCR93047
Atriplex argentea
Steve Boyd
1985-8-7
1117
Riverside
Santa Rosa Plateau, Murrieta area, Clinton Keith Rd. near (just east of) Bear Creek golf course
Comment
SEINET3930042
Atriplex argentea var. mohavensis
Steve Boyd
1985-8-7
1117
Riverside
Murrieta area, Clinton Kieth Rd., just east of the Bear Creek development golfcourse.; 0
Comment
RSA543198
Atriplex canescens
Steve Boyd, Timothy S. Ross, Mike Hammitt
1991-5-2
6098
Riverside
Vail Lake region, SW and W flanks of Billy Goat Mountain 3 miles N Highway 79, 1 mile W of Highway 371, N of Aguanga.
600
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
RSA731221
Atriplex hymenelytra
Steve Boyd, LeRoy Gross
2008-4-11
11862
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
SEINET4135130
Atriplex hymenelytra
Steve Boyd, Tim Ross; Walter Appleby
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 southeast of Highway 178.; 0
600
Comment
RSA544298
Atriplex rosea
Steve Boyd
1991-7-13
6411
San Diego
De Luz Canyon: Along De Luz-Murrieta Road and De Luz Creek.
150
Comment
SEINET4136263
Atriplex semibaccata
Steve Boyd, L. Raz
1996-10-8
9021
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, ca. 0.9 miles east of junction with Bouquet Canyon Road.; 0
524
Comment
HSC80295
Atriplex serenana
Steve Boyd
1985-8-7
1115
Riverside
Murrieta area, Clinton Kieth Rd., just E of the Bear Creek development golf course.
Comment
UCR22166
Atriplex serenana
Steve Boyd
1980-10-13
364
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau
Comment
RSA594304
Atriplex serenana var. serenana
Steve Boyd, Lauren Raz
1996-10-14
9036
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
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
UCR92218
Avena fatua
Steve Boyd, D. L. Banks
1995-4-6
8472
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 W, at the N base of Eagle Crag.
945
Comment
RSA552715
Avena fatua
Steve Boyd, Timothy S. Ross, Orlando Mistretta
1992-2-26
6684
Riverside
Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon from Fisherman's Camp downstream to confluence with Bluewater Canyon
305
Comment
SEINET10514118
Avena sativa
Steve Boyd, Timothy S. Ross
1989-5-10
Boyd 3590
San Bernardino
City of Ontario, E. side of Milliken Ave, just N of entrance to County landfill. Abandoned vineyard invaded by weedy natives and exotics.
Comment
RSA735788
Baccharis pilularis
Steve Boyd
2007-2-17
11717
San Luis Obispo
Los Padres National Forest along Pozo Road about 2 miles east of Pozo Summit, in Marian Creek drainage.
671
Comment
UCR200321
Baccharis pilularis
Steve Boyd
2007-2-17
11717
San Luis Obispo
Coast Ranges, La Panza Range, Los Padres National Forest along Pozo Road c. 2 mi east of Pozo Summit, in Mariana Creek drainage
671
Comment
SD152956
Baccharis salicifolia
Steve Boyd, Tim Ross and Orlando Mistretta
1992-2-26
6686
Riverside
Santa Ana Mountains, San Mateo Canyon Wilderness Area; San Mateo Canyon from Fisherman;s Camp downstream to confluence with Bluewater Canyon.
305
Comment
UCR21852
Baccharis salicifolia
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
UCR95464
Balsamorhiza deltoidea
Steve Boyd, O. Mistretta, J. Dolan
1996-4-18
8590
Los Angeles
San Gabriel Mtns., Liebre Mtns, NW base of range at the extreme SE end of Peace Valley along Angeles National Forest Road 8N01, 6.7 road mi. from jct w/8N05, & c. 1 rd mi. from West Branch California Aquaduct
1098
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
SD152906
Barbarea orthoceras
Steve Boyd, Orlando Mistretta
1992-4-23
7059
Riverside
So. Santa Ana Mtns, San Mateo Canyon Wilderness Area. Along San Mateo Creek from Riverside County line, following San Mateo Trail upstream to the confluence with Bluewater Canyon. Surrounding slopes burned in 1989 fire. Local in moist sand along stream.
244
Comment
RSA516869
Bebbia juncea
Steve Boyd, Thomas S. Elias, B. Roy, S. Meury, S. Zona
1986-3-5
1342
Riverside
Mecca Hills: Box Canyon, along Hwy 195
Comment
RSA725388
Bebbia juncea
Steve Boyd
2007-11-1
11816
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
CAS-BOT-BC75737
Berberis nevinii
Steve Boyd; Tim Ross; Laurel Arnseth; Jaime Bonilla
1990-4-2
3997
Riverside
Vail Lake area, lower slopes of Agua Tibia mountain, along Highway 79, east of USFW Dripping Springs Guard Station.
609
Comment
CAS-BOT-BC75738
Berberis nevinii
Steve Boyd; Tim Ross; Laurel Arnseth; Jaime Bonilla
1990-4-3
4074
Riverside
Vail Lake area, upper benches and adjacent slopes of the east flank of 'Big' Oak Mountain, just south of the east summit
701
Comment
UCR59772
Berberis nevinii
Steve Boyd, T. S. Ross, L. Arnseth
1989-3-18
3001
Riverside
Vail Lake Area, Temecula Creek Cyn below Vail Lake dam
457
Comment
UCR60867
Berberis nevinii
Steve Boyd, T. S. Ross, L. Arnseth
1989-4-2
3224
Riverside
Peninsular Range, Vail Lake area, sandstone ridge between Kolb Creek and Temecula Creek, forming peninsula at SW end of Lake.
Comment
HSC80236
Beta vulgaris
Steve Boyd
1985-8-7
1119
Riverside
Murrieta area, Clinton Kieth Rd., just E of the Bear Creek development golf course.
Comment
SD122922
Beta vulgaris
Steve Boyd
1985-8-7
1119
Riverside
Murrieta area, Clinton Keith Rd., just east of the Bear Creek development golfcourse. Weedy, low gradient drainage. Locally common along graded roadside.
Comment
RSA525240
Bloomeria crocea
Steve Boyd, Timothy S. Ross
1990-5-11
4617
Riverside
Vail Lake area, base of Agua Tibia Mtn, E of Dripping Springs campground of Cleveland National Forest, S of Hwy. 79
549
Comment
CAS-BOT-BC478937
Bloomeria crocea var. crocea
Steve Boyd
1986-4-22
1762
Riverside
Temescal Canyon, terrace escarpment W side of Indian Wash, S of I-15
Comment
UCR22156
Bloomeria crocea var. crocea
Steve Boyd
1980-5-13
267
Riverside
Gavilan Hills, Harford Springs County Park, at NW corner of the Gavilan Plateau
640
Comment
RSA0125909
Boechera
Steve Boyd, Lauren Raz
1997-5-1
9647
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
RSA0128771
Boechera californica
Steve Boyd, Valentin Arvizu
2008-5-1
11935
Kern
Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley
1372
Comment
RSA735248
Boechera californica
Steve Boyd, Lisa Rojas
2004-5-26
11345
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
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
GH378853
Boechera repanda
S. D. Boyd & T. S. Ross
1993-6-27
7376
Unknown
San Gabriel Mtns: upper San Antonio Canyon; NE end of Manker Flat, 1600 m WSW of Mt. Baldy Notch; Telegraph Peak 7.5' USGS quad, T2N R7W, SW/4 SW/4 sect 9;
1950
Comment
RSA608163
Boerhavia coulteri
Steve Boyd, Valerie Soza, Tasha La Doux
1997-10-13
10051 A
Riverside
Sonoran (Colorado) Desert Chuckwalla Mtns, NW base of the range, south of Eagle Mine Rd exit on Hwy I-10.
426
Comment
HSC101611
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
915
Comment
UCR124230
Boerhavia erecta var. intermedia
Steve Boyd
1990-10-3
5177
San Bernardino
Eastern Mojave Desert, Providence Mtns. Road over Foshay Pass, E side of range, 5.7 mi. east of Essex Rd
Comment
RSA608164
Boerhavia triquetra
Steve Boyd, Valerie Soza, Tasha La Doux
1997-10-13
10051 B
Riverside
Sonoran (Colorado) Desert Chuckwalla Mtns, NW base of the range, south of Eagle Mine Rd exit on Hwy I-10.
426
Comment
HSC101599
Boerhavia triquetra var. intermedia
Steve Boyd
2007-11-1
11809
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
UCR124232
Boerhavia wrightii
Steve Boyd
1990-10-4
5178
San Bernardino
Eastern Mojave Desert, Paiute Valley. Goffs Rd. 2 miles west of junction with Hwy 95
Comment
RSA334665
Bothriochloa barbinodis
Steve Boyd
1985-7-30
1051
San Diego
Lower Cottonwood Canyon, near its confluence with De Luz Creek.
Comment
RSA457760
Bouteloua aristidoides
Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, Timothy S. Ross
1988-3-10
2125
Riverside
N. end Palen Mountains, 2 miles west of Palen Pass.
300
Comment
UCR151216
Bouteloua aristidoides
Steve Boyd, Et al.
2004-10-13
11609
San Bernardino
Eastern Mojave Desert, Ivanpah Valley: upper bajada at NE base of the Ivanpah Mtns, south of Interstate 15
Comment
UCR60926
Bouteloua aristidoides
Steve Boyd, Orlando Mistretta
1986-3-13
1421
Riverside
Sonoran (Colorado) Desert, Palen Mtns: NE of Desert Center, junction of Parker Dam Road and 'Palen Road' (road going through pass between Palen and Granite Ranges)
366
Comment
UC1584092
Bouteloua aristidoides var. aristidoides
Steve Boyd
1990-10-3
5145
San Bernardino
se base of mts w Kelbaker Rd.; Granite Mts.
Comment
UC1584097
Bouteloua aristidoides var. aristidoides
Steve Boyd
1990-10-3
5162
San Bernardino
road over Foshay Pass 11.2 mi e Kelbaker Rd (w side of range); Providence Mtns., Eastern Mojave Desert
Comment
UC1928621
Bouteloua barbata
Steve Boyd
2007-10-29
11786
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
SEINET10519891
Bouteloua barbata
Steve Boyd
1990-10-3
Boyd 5161
San Bernardino
Providence Mtns., Eastern Mojave Desert, Road over Forshay Pass, W side of range, 11.2 mi E of Kelbaker Rd Rocky, andesitic? slopes w/Larrea, Ferocactus, yucca schidigera, Opuntia acanthocarpa, Bouteloua barbatus.
Comment
UCR70314
Bouteloua eriopoda
Steve Boyd
1990-10-4
5267
San Bernardino
Mojave Desert, Round Valley, south of Pinto Mt. along Cedar Canyon Rd. 4.7 mi. east of junction with Black Canyon Road
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
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
UCR49219
Bowlesia incana
Steve Boyd
1986-4-2
1597
Riverside
Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau
640
Comment
RSA527650
Bowlesia incana
Steve Boyd, Tim Ross, L. Arnseth
1990-4-8
4371
Los Angeles
San Clemente Island: E side of canyon, Bryce Canyon near Malo Point.
Comment
RSA527735
Bowlesia incana
Steve Boyd, Tim Ross, L. Arnseth
1990-4-8
4302
Los Angeles
San Clemente Island: E side of canyon, Bryce Canyon near Malo Point.
Comment
SFV22101
Boykinia rotundifolia
S. T. Boyd, V. Arvizu, R. E. Riefner
2006-9-21
11694
Los Angeles
Verdugo Mountains 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.
460
Comment
UCR79237
Brassica rapa subsp. sylvestris
Steve Boyd, Orlando Mistretta
1992-4-23
7062
Riverside
Southern Santa Ana Mtns, San Mateo Canyon Wilderness Area, along San Mateo Creek from Riverside County line, following San Mateo Trail upstream to the confluence with Bluewater Canyon
305
Comment
RSA619921
Brickellia oblongifolia var. linifolia
Steve Boyd, Valerie Soza, Kazuyuki Kashiwase
1998-7-1
10246
San Bernardino
San Bernardino Mountains: North base of Blackhawk Mountain, southwest of Round Mountain, just west of mouth of Grapevine Canyon.
1402
Comment
RSA735568
Brickellia oblongifolia var. linifolia
Steve Boyd, Tammy Morgan
2004-6-1
11454
San Bernardino
Clark Mountains, western flank of the range in large canyon south of Pachalka Spring.
1433
Comment
CHSC108908
Brodiaea santarosae
Steve Boyd; Michael Wall
2006-7-7
11669
San Diego
Peninsular Ranges; Santa Ana Mountains region: Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. 'Miller Creek', a major drainage on south flank of Miller Mountain, upstream from Forest Service Road 8S02, occasional in stream channel.
Comment
RSA771884
Brodiaea santarosae
Steve Boyd
2010-5-28
12282
Riverside
Elsinore Peak, southeast of peak, north of trail along old Main Divide Road east of road up to communications towers
1012
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
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
RSA593429
Bromus arenarius
Steve Boyd, Mark Elvin, Victoria Jotikasthira
1996-6-25
8894
Los Angeles
Liebre Mountains, along summit of Sawmill Mountain, west of Sawmill Camp and just north of 7N23.
1610
Comment
SD136967
Bromus arenarius
Steve Boyd, Tim Ross et al.
1993-5-13
7367
Riverside
Southen Santa Ana Mountains, San Mateo Canyon Wilderness Area. Los Alamos Canyon at mouth of Wildhorse Canyon.
410
Comment
CAS-BOT-BC520381
Bromus berteroanus
Steve Boyd; Gary Wallace
2011-4-14
12308
Los Angeles
Transverse Ranges: Liebre / San Gabriel Mtns region. Acton Wash ca 3 km E of jct of Soledad Canyon Rd and Crown Valley Rd
829
Comment
RSA776706
Bromus berteroanus
Steve Boyd
2005-4-6
11631
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
RSA559434
Bromus carinatus
Steve Boyd
1992-4-15
6858
Riverside
Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. dowstream to the confluence with San Mateo Creek.
335
Comment
RSA562762
Bromus carinatus
Steve Boyd, Timothy S. 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 (7S06) N into Aliso Canyon.
Comment
CAS-BOT-BC149277
Bromus carinatus var. 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 Cordillo (7S06) north into Aliso Canyon.
457
Comment
RSA601329
Bromus carinatus var. carinatus
Steve Boyd, Lauren Raz
1997-6-17
9953
Los Angeles
Liebre Mountains region: Upper northeastern flank of Burnt Peak, head of Fish Canyon watershead along Forest Service Road 7N23A.
1646
Comment
RSA495421
Bromus diandrus subsp. triangularis
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-3-11
2891
Riverside
Vail Lake area, mouth of Temecula Creek Cyn, 1.5 mi west of Vail Lake Dam.
390
Comment
UC1861757
Bromus grandis
Steve Boyd, Valerie Soza
2004-6-22
11539
Riverside
Peninsular Ranges: San Jacinto Mountains region: Western flank of the range in Hall Cnayon, at the south end of Lake Fulmor, just north of Hwy 243
1645
Comment
SBBG97027
Bromus hordeaceus
S. Boyd with T. Ross, L. Arnseth
1990-4-8
4414
Los Angeles
Bryce Cyn near Malo Pt
Comment
RSA500985
Bromus hordeaceus
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-4-1
3104
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
RSA335151
Bromus marginatus
Steve Boyd, Karlin G. Marsh
1985-6-11
1170
San Bernardino
San Bernardino Mountains. Bear Valley area. North shore of Baker Lake, about 1 mile east of the Stanfield Cut-off.
Comment
RSA701767
Bromus rubens
Steve Boyd, LeRoy Gross
2004-5-4
11101
San Diego
Hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05.
899
Comment
RSA599842
Bromus sterilis
Steve Boyd, Lauren Raz
1997-5-6
9759
Los Angeles
Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek.
500
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
RSA561109
Bromus tectorum
Steve Boyd, Timothy S. Ross, D. E. Bramlet
1993-5-12
7324
San Diego
De Luz Canyon: Along De Luz-Murrieta Road and De Luz Creek.
150
Comment
SEINET3923583
Bromus tectorum
Steve Boyd, Lisa Rojas
2004-5-26
11388
San Diego
Peninsular Ranges; Cuymaca-Laguna Mountains region: In-Ko-Pah Mountains, western flank of Thing Valley, northeast of transit station Posta, Cleveland National Forest along forest service road.; 0
1463
Comment
CHSC109693
Bromus trinii
Steve Boyd; Amber Maurice, Pesach Lubinsky, Leland Lubinsky
2003-4-17
10455
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
SEINET3923876
Bromus trinii
Steve Boyd
1998-4-1
10144
Kern
Mojave DESERT: North flank of Castle Butte east of California City, and adjacent flats along extension of Proctor Blvd., about 2.7 miles east of junction with South College Blvd.; 0
700
Comment
SBBG87715
Bursera microphylla
S. Boyd
1986-2-15
1303
Unknown
Torrentes Cyn, E slope of Sierra Juarez, ca. 1 mi S of Cantu Palms
Comment
RSA535079
Caesalpinia gilliesii
Steve Boyd, T. S. Ross
1991-11-10
6629
Riverside
Gavilan Hills, W of Perris along Santa Rosa Rd. near the base of range.
Comment
RSA561786
Calandrinia ciliata
Steve Boyd
1992-4-14
6842
Riverside
San Mateo Canyon Wilderness Area; Western flank of Bluewater Canyon along Bluewater Trail
341
Comment
RSA598870
Calandrinia ciliata
Steve Boyd, Timothy S. Ross
1997-3-21
9247
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.
1195
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
SEINET3884894
Calochortus amabilis
D. Boyd, M. Eichelberger; T. Messick; T. Ranker
1980-4-19
22
Lake
Coldsprings Campground, along access road to Indian Valley Dam.; 0
Comment
UCR21917
Calochortus splendens
Steve Boyd
1980-5-8
213
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau
625
Comment
UCR48348
Calochortus splendens
Steve Boyd
1986-4-22
1761
Riverside
Temescal Canyon, W side of Indian Wash, south of I-15
Comment
CAS-BOT-BC483507
Calochortus splendens
Steve Boyd
1986-4-22
1761
Riverside
Terrace escarpment west side of Indian Wash, south of I-15, Temescal Canyon
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
SD215332
Calochortus venustus
Steve Boyd, Lauren Raz
1997-5-6
9711
Los Angeles
Liebre Mountains Region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence of Bee Canyonand 1.5 miles by road south of the Clearwater Canyon truck Trail 6N24.
609
Comment
RSA502191
Calochortus weedii var. intermedius
Steve Boyd, Timothy S. Ross, Laurel Arnseth
1989-6-11
3719
Riverside
Vail Lake area, recently burned hills at W end of lake SW of dam.
488
Comment
RSA561866
Calochortus weedii var. weedii
Steve Boyd, Timothy S. 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 main trunk of San Mateo Creek.
405
Comment
RSA0042240
Calyptridium monandrum
Steve Boyd, Andrew C. Sanders, R. T. Hawke, Shaun Hawke, Susan Hobbs, Paul Hobbs
1997-4-20
9551
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.
1097
Comment
OBI74761
Calystegia longipes
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, and Aydee Virgen
2003-6-27
10528
Tulare
Sierra Nevada: Southern Sierra Nevada region; Chimney Peak Recreation Area, Summit of northern high point on Bear Mtn (Bear Peak)
2508
Comment
RSA600023
Calystegia longipes
Steve Boyd, Lauren Raz
1997-5-29
9936
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
1098
Comment
UCR21841
Calystegia macrostegia
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
UCR21973
Calystegia macrostegia
Steve Boyd
1980-5-5
199
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau
610
Comment
UC1930186
Calystegia macrostegia subsp. intermedia
Steve Boyd, Valentin Arvizu
2004-6-8
11482
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
UCR200682
Calystegia macrostegia subsp. tenuifolia
Steve Boyd, Heidi Bigelow
2004-4-5
10824
San Diego
Peninsular Ranges/ Cuyamaca-Laguna Mtns region, Pine Hills area, between Magee Flat and Deadman Flat along Eagle Peak Road
Comment
RSA479527
Calystegia occidentalis subsp. fulcrata
Steve Boyd, Laura Kopase
1987-6-8
2073
Los Angeles
5 miles WNW of Wrightwood in Cedar Canyon near jct. w/ Mescal Creek.
1524
Comment
RSA670056
Camissonia
R. S. Boyd
1979-4-29
s.n.
San Bernardino
Barstow
Comment
RSA496457
Camissonia bistorta
Steve Boyd, T. S. Ross, L. Arnseth
1989-3-31
3073
Riverside
Vail Lake area, S of Hwy 79, 0.25 mi E of Pauba Rd.
427
Comment
RSA701451
Camissonia boothii
Steve Boyd, Michael Denslow
2004-3-23
10599
San Bernardino
Lavic Mountain, southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) along powerline/pipeline access road.
Comment
RSA702332
Camissonia brevipes
Steve Boyd, Michael Denslow
2004-3-23
10619
San Bernardino
Lavic Mountain, southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) along powerline/pipeline access road.
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
UCR51963
Camissonia claviformis subsp. aurantiaca
Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, et al.
1988-3-10
2115
Riverside
Sonoran (Colorado) Desert, N end of the Palen Mtns, 2 miles west of Palen Pass
300
Comment
RSA515178
Camissonia claviformis subsp. claviformis
Steve Boyd
1986-3-31
1573
Los Angeles
Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills.
Comment
UCR200804
Camissonia claviformis subsp. claviformis
Steve Boyd, Valentin Arvizu
2008-5-1
11982
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
RSA543580
Camissonia graciliflora
Steve Boyd
1991-5-7
6162
Riverside
Santa Ana Mountains, SE and E side of Elsinore Peak.
1006
Comment
RSA574744
Camissonia graciliflora
Steve Boyd
1981-3-31
s.n.
Riverside
Gavilan Hills region, south end of Harford Springs County Park on the Gavilan Plateau, just north of Ida-Leona Road.
610
Comment
RSA496463
Camissonia hirtella
Steve Boyd, T. S. Ross, L. Arnseth
1989-3-31
3079
Riverside
Vail Lake area, S of Hwy 79, 0.25 mi E of Pauba Rd.
427
Comment
RSA525242
Camissonia hirtella
Steve Boyd, T. S. Ross
1990-5-11
4619
Riverside
Vail Lake area, base of Agua Tibia Mtn, E of Dripping Springs campground of Cleveland National Forest, S of Hwy. 79.
549
Comment
RSA699262
Camissonia hirtella
Steve Boyd, Heidi Bigelow
2004-4-5
10827
San Diego
Pine Hills area, between Magee Flat and Deadman Flat along Eagle Peak Rd.
Comment
RSA561059
Camissonia ignota
Steve Boyd, T. S. Ross, Dave Bramlet
1993-5-12
7354
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.
366
Comment
RSA485378
Camissonia kernensis subsp. gilmanii
Steve Boyd, Carol Boyd
1987-4-12
2010
Inyo
South end of Greenwater Valley, 0.3 mile NW of jtn w/ Hwy 178, 2 miles W of Shoshone.
Comment
HSC87157
Camissonia micrantha
Steve Boyd, T. S. Elias
1987-4-14
2034
Los Angeles
San Gabriel Mtns., Rincon- Red Box Rd., S of Rincon Forest Station, N of Glendora
Comment
RSA543893
Camissonia micrantha
Steve Boyd, Dave Bramlet
1991-5-13
6256
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
UCR199837
Camissonia refracta
Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault
2004-5-14
11283
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
OBI70929
Camissonia strigulosa
Steve Boyd, Lauren Raz
1997-3-25
9316
Los Angeles
Liebre Mtn Region. Upper end of broad alluvial valley at head of Cienaga cyn, S base of Liebre Mtn, at end of dirt rd leading 1 km NE of Knapp Ranch
1280
Comment
RSA559318
Camissonia strigulosa
Steve Boyd, T. S. Ross, Dave Bramlet
1993-5-13
7369
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Los Alamos Canyon at mouth of Wildhorse Canyon.
412
Comment Read comments Mar 24 2013
UC2030099
Camissoniopsis hirtella
Steve Boyd, Amber Maurice
2004-5-18
11319
Los Angeles
Transverse Ranges; Liebre Mountains region: On road leading down towards Atmore Meadows area from main road on crest of Liebre Mountain, at crossing of spring outflow.
Comment
SBBG101667
Camissoniopsis intermedia
S. Boyd
1991-5-20
6273
Riverside
NW of Lake Elsinore, lower Rice Cyn, just inside Cleveland Nat For boundary
573
Comment
SBBG101791
Camissoniopsis intermedia
S. Boyd, T. Ross, M. Hammitt
1991-5-2
6044
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
CAS-BOT-BC160539
Camissoniopsis lewisii
Steve Boyd; Tim Ross; Laurel Arnseth; Jaime Bonilla
1990-4-2
4043
Riverside
Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Sta.
609
Comment
RSA515172
Canbya candida
Steve Boyd, Orlando Mistretta
1986-3-31
1557
Los Angeles
Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills.
Comment
RSA520754
Cardaria pubescens
Steve Boyd, D. E. Bramlet
1986-6-9
1942
Tulare
Southern Sierra Nevada Mountains, Chimney Creek Canyon at Chimney Meadow, N base peak 7155.
1860
Comment
SBBG55135
Cardiospermum corindum
S. Boyd
1980-3-28
BC 155
Unknown
Mex 1, 3 mi N of Punta Prieta
Comment
CAS-BOT-BC282975
Carduus pycnocephalus
Steve Boyd; Tim Ross
1992-5-19
7427
Orange
S Santa Ana Mountains, San Mateo Canyon Wilderness Area. W edge of the wilderness along Lucas Canyon Trail from access road to Rancho Carrillo (7S06) N into Aliso Canyon
457
Comment
RSA668665
Carduus pycnocephalus
Steve Boyd, LeRoy Gross
2002-5-7
10436
Los Angeles
Del Sur Ridge, upper Haskel Canyon drainage, west of Bouquet Canyon, southward from the Coarse Gold Road (5N24).
610
Comment
RSA593484
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
SEINET7550729
Carex athrostachya
Steve Boyd, Tim Ross
1992-5-6
7268
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 moutain, from Road 8S02.
640
Comment
RSA725350
Carex helleri
Steve Boyd, Carol Boyd
2007-9-12
11751
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
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
RSA600540
Carex praegracilis
Steve Boyd, Lauren Raz
1997-5-28
9862
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
RSA601841
Carex praegracilis
Steve Boyd
1996-4-25
8695
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
RSA727125
Carex praegracilis
Steve Boyd, Naomi Fraga
2004-4-27
10960
San Diego
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
RSA520760
Carex praegracilis
Steve Boyd, David E. Bramlet
1986-6-9
1949
Tulare
Southern Sierra Nevada Mountains, Chimney Creek Canyon at Chimney Meadow, N base peak 7155.
1860
Comment
RSA560513
Carex schottii
Steve Boyd, Timothy S. Ross, Michael Wall
1992-6-3
7522
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Devil Canyon, from confluence with ''Miller Creek'' downstream approx. 1 mile.
488
Comment
RSA560383
Carex senta
Steve Boyd, Timothy S. Ross
1992-4-29
7141
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, from eastern-most segment of Clark Trail downstream to the border with Camp Pendleton.
152
Comment
RSA561889
Carex triquetra
Steve Boyd, Timothy S. Ross
1992-6-10
7640 -A
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon about Potrero Escondito., 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
SEINET3908708
Carex triquetra
Steve Boyd, Tim Ross; Dave Bramlet
1993-5-12
7311
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area.; 0
366
Comment
UC1563042
Carex triquetra
Steve Boyd, Tim Ross, Laurel Arnseth
1989-3-31
3069
Riverside
0.25 mi e Pauba Road (s of Hwy 79); Vail Lake area
426
Comment
UCR90421
Carex triquetra
Steve Boyd
1995-4-25
8509
San Diego
Palomar Range, Agua Tibia Wilderness Area, Arroyo Seco drainage on N flank of Agua Tibia Mtn along the Dripping Springs Trail
1128
Comment
SEINET7578804
Carex triquetra
Steve Boyd, Tim Ross
1992-6-10
7640 A
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 of 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
RSA486619
Castilleja angustifolia
Steve D. Boyd, D. Charlton, L. Arnseth, S. Meury, D. Nordin, Richard Noyes, T. S. Ross
1988-4-8
1736
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
UCR151713
Castilleja exserta
Steve Boyd, Heidi Bigelow
2004-4-5
10802
San Diego
Peninsular Ranges/ Cuyamaca-Laguna Mtns region, Pine Hills area, between Magee Flat and Deadman Flat along Eagle Peak Road
Comment
OBI70596
Castilleja foliolosa
Steve Boyd, Lauren Raz
1997-3-31
9436
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
Comment
RSA524401
Castilleja foliolosa
Steve D. Boyd, Tim S. Ross, L. Arnseth, Jaime Bonilla
1990-4-3
4096
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
RSA701771
Castilleja foliolosa
Steve D. Boyd, LeRoy Gross
2004-5-4
11107
San Diego
Hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05.
899
Comment
UCR161032
Castilleja miniata
Steve Boyd
1983-7-25
s.n.
San Bernardino
San Bernardino Mtns, Near Onyx Summit at Cienaga Seca, west of Hwy 38
2500
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
RSA593462
Castilleja minor subsp. spiralis
Steve D. Boyd, Mike Wall
1996-5-16
8790
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
UC1563048
Castilleja plagiotoma
Steve Boyd and Orlando Mistretta
1986-3-31
1530
Los Angeles
4 mi e Highway 138 junction with Highway 18 ne of Pinyon Hills; Mojave Desert
Comment
UCR138548
Castilleja plagiotoma
Steve Boyd, Orlando Mistretta
1986-3-31
1530
Los Angeles
Mojave Desert, Hwy 138, 4 mi east of junction with Hwy 18, NE of Pinyon Hills
Comment
RSA600414
Caulanthus amplexicaulis
Steve Boyd, Lauren Raz
1997-4-30
9633
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
CAS-BOT-BC38187
Caulanthus anceps
Steve Boyd; Andrew Charles Sanders; R. T. Hawke; Shaun Hawke; Susan Hobbs; Paul Hobbs
1997-4-20
9563
Kern
San Emigdio Range. Pleito Hills Region. San Emigdio Ranch, ridge of west side of Pleito Canyon.
1219
Comment
CAS-BOT-BC38403
Caulanthus coulteri
Steve Boyd; Valentin Arvizu
2008-5-1
11929
Kern
Southern Sierra Nevada Region. Piute Mountains, lower Esperanza Canyon.
1463
Comment
UCR99476
Caulanthus coulteri var. coulteri
Steve Boyd, Lauren Raz
1997-3-14
9183
Los Angeles
Liebre Mtns., Lower southeastern flank of Bald Mtn, near head of Liebre Gulch, due west of Sandberg
1213
Comment
UCR204187
Caulanthus crassicaulis var. crassicaulis
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10517
Tulare
Southern Sierra Nevada Range, Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak)
2509
Comment
RSA522739
Caulanthus heterophyllus
Steve Boyd, Timothy S. Ross, L. Arnseth
1990-3-29
3846
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
RSA543775
Caulanthus heterophyllus
Steve Boyd, Timothy S. Ross, Mike Hammitt
1991-5-2
6022
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
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
UC1608300
Caulanthus heterophyllus
Steve Boyd, Tim Ross, and Orlando Mistretta
1992-2-26
6700
Riverside
San Mateo Canyon from Fisherman's Camp downstream to confluence with Bluewater Canyon; Santa Ana Mountains, San Mateo Cyn Wilderness Area
304
Comment
UC1871195
Caulanthus heterophyllus
Steve Boyd, Tim Ross
1994-3-29
8229
San Diego
Peninsular Ranges; Cuyamaca-Laguna Mountains region; Southwestern Cyamaca Mountians, Clevland National Forest, southwest slope of Poser Mountain, at northern edge of Viejas Grande and Conejos Valley Road. T15S R3E NW1/4 SE1/4 sec. 17 elevation 2500to 2800ft.
Comment
UCR89490
Caulanthus heterophyllus
Steve Boyd, T. S. Ross
1994-3-29
8229
San Diego
SW Cuyamaca Mtns, Cleveland National Forest, SW slope of Poser Mtn, at northern edge of Viejas Valley, near jct of Old Viejas Grade and Conejos Valley Road.
854
Comment
HSC85353
Caulanthus lasiophyllus
Steve Boyd
1986-2-6
1241
Imperial
Cargo Muchacho Mtns., large canyon at SE end of mountains, 5.4 mi. NE of I-8 off Sidewinder Rd. and Power-line Rd.
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
RSA557777
Caulanthus lasiophyllus var. inalienus
Steve Boyd
1992-4-29
7113
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Eastern flank of San Mateo Canyon, along the Clark Trail the canyon bottom to the crest of ridge dividing Cold Spring and San Mateo Canyons.
213
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
RSA527664
Caulanthus lasiophyllus var. rigidus
Steve Boyd, Timothy S. Ross, L. Arnseth
1990-3-29
3844
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
RSA559936
Caulanthus lasiophyllus var. rigidus
Steve Boyd
1992-4-18
6887
Riverside
Vail Lake region, summit of Oak Mountain, N of lake near Henderson benchmark.
823
Comment
UCR68472
Caulanthus lasiophyllus var. rigidus
Steve Boyd, T. S. Ross, L. Arnseth
1990-3-29
3844
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
UCR77706
Caulanthus lasiophyllus var. rigidus
Steve Boyd, T. S. Ross, Mike Hammitt
1991-5-2
6122
Riverside
Peninsular Range, Vail Lake area, summit of Oak Mtn, north of lake near Henderson benchmark
823
Comment
CAS-BOT-BC56930
Ceanothus
Steve Boyd; Tim Ross
1993-3-23
7898
Riverside
Palomar Range south of Vail Lake at the north base of Agua Tibia Mountain, Agua Tibia Wilderness Area,
670
Comment
CAS-BOT-BC56931
Ceanothus
Steve Boyd; Tim Ross
1993-3-23
7894
Riverside
Palomar Range south of Vail Lake at the north base of Agua Tibia Mountain, Agua Tibia Wilderness Area,
670
Comment
UC1594220
Ceanothus
Steve Boyd, Tim Ross, Laurel Arnseth
1989-3-31
3099
Riverside
1 mi W of Vail Lake
609
Comment
RSA557732
Ceanothus crassifolius
Steve Boyd, Ken Berg, Sandy Morey, Jon Keeley
1992-5-3
7169 B
Riverside
Vail Lake area, ridge about 1 mile west of the lake, east of ''Little'' Oak Mountain.
610
Comment
RSA562563
Ceanothus crassifolius
Steve Boyd, W. Appleby
1993-3-14
7726
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Northeastern corner of the wilderness, south of Elsinore Peak, in broad saddle on high ridge forming east side of Wildhorse Canyon.
976
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
RSA570226
Ceanothus crassifolius
Steve Boyd, Tim S. Ross
1993-3-23
7895
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
RSA575066
Ceanothus crassifolius
Steve Boyd
1981-3-4
810304 -Q
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
RSA575059
Ceanothus cuneatus
Steve Boyd
1981-3-4
810304 -C
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
UC1861758
Ceanothus cuneatus
Steve Boyd, Valerie Soza
2004-6-22
11542
Riverside
Peninsular Ranges: San Jacinto Mountains region: Western flank of the range, vicinity of Alvin Meadows and Chimney Flats, west of Idyllwild along forest service road 5N13 near 5N06.
1463
Comment
UCR60863
Ceanothus cuneatus
Steve Boyd, C. Boyd, K. A. Boyd
1989-4-15
3250
Riverside
Peninsular Range, Cahuilla Valley south of Anza, along Hwy 371 at the entrance to Lake Riverside development
Comment
RSA599506
Ceanothus cuneatus var. cuneatus
Steve Boyd, Lauren Raz
1997-3-26
9331
Los Angeles
Liebre Mountains region: Portal Ridge north of Lake Hughes, upper end of Myrick Canyon drainage along Lakeview Road.
1097
Comment
CAS-BOT-BC51360
Ceanothus leucodermis
Steve Boyd; Tim Ross
1992-6-4
7587
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area
731
Comment
NY406543
Ceanothus ophiochilus
S. D. Boyd
1989-3-19
3020
Riverside
This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request.
Comment
SJSU15171
Ceanothus ophiochilus
Steve Boyd, Tim Ross & Laurel Arnseth
1989-3-31
3097
Riverside
Vail Lake area 1 mi W of Lake
624
Comment
UC1594222
Ceanothus ophiochilus
Steve Boyd, Tim Ross, Laurel Arnseth
1989-3-31
3097
Riverside
1 mi W of Vail Lake
609
Comment
UCR103390
Ceanothus ophiochilus
Steve Boyd, K. A. Boyd
1993-3-28
7914
Riverside
Palomar Mountains, Palomar Range south of Vail Lake at the N base of Agau Tibia Mt., Agua Tibia Widerness area, Cleveland National Forest. Along trail extending S from end of Woodchuck Rd
884
Comment
SEINET4411368
Ceanothus ophiochilus
S. D. Boyd
1993-1
Unknown
Comment
RSA608242
Ceanothus papillosus var. roweanus
Steve Boyd, Bart O'Brien
1998-1-13
10076
Orange
Santa Ana Mountains: north end of the range, NW of Pleasants Peak, along Main Divide Road (3S04) ca. 4.9 mi south of Oak Flat, at saddle between Hagador and Baker canyons.
1165
Comment
SD136766
Ceanothus spinosus
Steve Boyd, Orlando Mistretta
1992-4-22
7009
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
609
Comment
UCR81115
Ceanothus spinosus
Steve Boyd, Orlando Mistretta
1992-4-22
7009
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
SD152767
Ceanothus tomentosus
Steve Boyd, T. Ross, O. Mistretta
1992-3-31
6765
Riverside
Santa Ana Mountains, San Mateo Cyn. Wilderness Area. Tenaja Trail from jtn w/ Morgen Tr. S to Pigeon Spring area
671
Comment
RSA524608
Ceanothus tomentosus subsp. olivaceus
Steve Boyd, Tim S. Ross, L. Arnseth
1990-3-29
3931
Riverside
Vail Lake area, summit of Big Oak Mtn, N. of lake.
793
Comment
CAS-BOT-BC52873
Ceanothus velutinus
Jean Boyd; Marvin Kelly
1953-5-1
s.n.
Mendocino
Coast road 3 miles north of Fort Bragg
Comment
CAS-BOT-BC277163
Centaurea melitensis
Steve Boyd; Tammy Morgan
2004-5-11
11182
Ventura
Transverse Ranges; Mount Pinos region: Topa Topa [Topatopa] Mountains, east of Sespe Canyon near upper end of Tar Creek Road (and trail)
Comment
SD152950
Centaurea melitensis
Steve Boyd, Tim Ross
1992-5-20
7477
Orange
Southern Santa Ana Mountains; western edge of the wilderness in Lucas Canyon, along foot trail upstream from end of old roadgrade to upper homestead.
349
Comment
UCR200746
Centaurea melitensis
Steve Boyd, Tammy Morgan
2004-5-11
11182
Ventura
Transverse Ranges; Mount Pinos region, Topa Topa Mtns, east of Sespe Canyon near upper end of Tar Creek Road and trail
Comment
UCR22109
Centaurea melitensis
Steve Boyd
1980-5-28
305
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau
625
Comment
NY532370
Centaurea repens
S. D. Boyd
1996-6-25
8866
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.
853.4
Comment
SEINET11262193
Centaurea solstitialis
Steve Boyd
1985-8-18
1124
Alameda
Fremont, playground of John Blacow Elementary School and adjacent park.; 0
Comment
RSA561524
Centaurea solstitialis
Steve Boyd
1992-9-9
7672
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
RSA593591
Centaurium exaltatum
Steve Boyd, Orlando Mistretta, Valerie Soza
1996-6-12
8833
Los Angeles
Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon
549
Comment
RSA500128
Centaurium venustum
Steve Boyd, T. S. Ross, L. Arnseth
1989-6-10
3683
Riverside
Vail Lake area, benches of Arroyo Seco and slopes of adjacent hills to E.
488
Comment
UCR21173
Centaurium venustum
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
RSA571274
Centrostegia thurberi
Steve Boyd, D. L. Banks, Orlando Mistretta
1994-4-29
8315
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
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
UCR151962
Cerastium glomeratum
Steve Boyd, Heidi Bigelow
2004-4-5
10807
San Diego
Peninsular Ranges/ Cuyamaca-Laguna Mtns region, Pine Hills area, between Magee Flat and Deadman Flat along Eagle Peak Road
Comment
UCR160062
Cerastium glomeratum
Steve Boyd, V. Arvizu
2004-6-8
11491
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
UCR199819
Cercocarpus betuloides
Steve Boyd, Lisa Rojas
2004-5-26
11365
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
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
RSA701682
Cercocarpus betuloides var. betuloides
Steve D. Boyd, Valentin Arvizu
2004-6-8
11501
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
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
UCR79226
Cercocarpus minutiflorus
Steve Boyd, T. S. Ross
1992-2-21
6669
Riverside
Santa Ana Mtns., Southern part of Mtns., San Mateo Canyon Wilderness Area. Potrero de la Cienega area along Morgan Trail from Morrell Canyon south
854
Comment
UCR120618
Chaenactis artemisiifolia
Steve Boyd, T. S. Ross
1988-4-28
2235
Los Angeles
San Gabriel Mtns., W end of mtns., Angeles National Forest. Sand Canyon, east of Saugus. In small side canyon
793
Comment
CAS-BOT-BC276404
Chaenactis carphoclinia
Steve Boyd; S. Meury; R. Noyes; L. Arnseth; D. Nordin; T. Ross
1988-3-10
2148
Riverside
N end Palen Mountains, 2 miles W of Palen Pass, mid-bajada
300
Comment
HSC85334
Chaenactis carphoclinia var. carphoclinia
Steve Boyd
1986-2-6
1211
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
HSC87146
Chaenactis carphoclinia var. carphoclinia
Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross
1988-3-10
2148
Riverside
N end of the Palen Mtns., 2 mi. W of Palen Pass
300
Comment
RSA726162
Chaenactis fremontii
Steve Boyd, Tammy Morgan
2004-3-30
10719 -B
San Bernardino
Southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) about hill topped with communication towers.
854
Comment
SD232175
Chaenactis fremontii
Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky
2003-4-17
10462
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
UC1928539
Chaenactis fremontii
Steve Boyd, LeRoy Gross
2008-4-11
11839 A
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
UCR49268
Chaenactis glabriuscula
Steve Boyd
1986-5-1
1808
Riverside
Perris-Aguanga Basin region, southwestern Perris Basin, hill west of Skunk Hollow, Skunk Hollow vernal pool
488
Comment
UCR59502
Chaenactis glabriuscula
Steve Boyd, T. Ross, L. Arnseth
1989-4-2
3239 B
Riverside
Peninsular Range, Vail Lake area, sandy valley at NE end of lake, north of Wilson Creek
488
Comment
CAS-BOT-BC277409
Chaenactis glabriuscula var. glabriuscula
Steve Boyd
1986-5-1
1808
Riverside
Southwestern Perris Basin: Hill W of Skunk Hollow, gabbro substrate; Skunk Hollow vernal pool
Comment
HSC85279
Chaenactis glabriuscula var. glabriuscula
Steve Boyd
1986-5-1
1820
Riverside
S slopes of Bachelor Mtn, E end of Lake Skinner
Comment
RSA560424
Chaenactis glabriuscula var. glabriuscula
Steve Boyd, Timothy S. Ross, Michael Wall
1992-6-4
7532
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Devil Canyon at the confluence with 'Miller Canyon'
537
Comment
RSA562558
Chaenactis glabriuscula var. glabriuscula
Steve Boyd, Orlando Mistretta
1993-5-11
8122
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
RSA599709
Chaenactis glabriuscula var. glabriuscula
Steve Boyd, Lauren Raz, Timothy S. Ross
1997-4-1
9458
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
UCR218073
Chaenactis glabriuscula var. glabriuscula
Steve Boyd
2010-5-26
12279
Riverside
Santa Ana Mountains, 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
RSA726100
Chaenactis stevioides
Steve Boyd, Michael Denslow
2004-3-23
10659
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
RSA702337
Chamaesyce polycarpa
Steve Boyd, Michael Denslow
2004-3-23
10616
San Bernardino
Lavic Mountain, southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) along powerline/pipeline access road.
Comment
RSA557719
Chamaesyce polycarpa var. polycarpa
Steve Boyd, T. S. Ross
1992-4-29
7108
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Eastern flank of San Mateo Canyon, along the Clark Trail the canyon bottom to the crest of ridge dividing Cold Spring and San Mateo Canyons.
213
Comment
RSA518139
Chamaesyce serpillifolia
Steve Boyd
1990-10-4
5231
San Bernardino
New York Mountains, Upper part of Carruther's Canyon , along stream below Giant Ledge Mine.
Comment
RSA480015
Chamaesyce setiloba
Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross
1988-3-10
2140
Riverside
North end Palen Mountains, 2 mi west of Palen Pass.
300
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
RSA523509
Cheilanthes clevelandii
Steve Boyd, Timothy S. Ross, L. Arnseth
1990-3-30
3968
Riverside
Vail Lake Area, westerly drainage cyn at N base of 'Big' Oak Mtn.
640
Comment
RSA560308
Cheilanthes clevelandii
Steve Boyd, Timothy S. Ross
1992-6-4
7588
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
UC1719657
Cheilanthes clevelandii
Steve Boyd, LeRoy Gross
2004-5-4
11089
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
HSC80298
Chenopodium album
Steve Boyd
1985-7-23
1012
Riverside
De Luz Road, 7.6 mi W of Rancho California, where Sandia Creek crosses road.
335
Comment
UCR22147
Chenopodium berlandieri
Steve Boyd
1980-7-20
337
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau
610
Comment
RSA557885
Chenopodium californicum
Steve Boyd, Orlando Mistretta
1992-4-22
7024
San Diego
Southern Santa Ana Mountains, san Mateo canyon Wilderness Area. Along Clark Trail from Indian Potrero, east in San Mateo Canyon.
244
Comment
UCR71243
Chenopodium californicum
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-8
4361
Los Angeles
Channel Islands, San Clemente Island: E side of the island, near Malo Point, third canyon south of Bryce Canyon
427
Comment
RSA0081480
Chenopodium desiccatum
Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz
1996-7-11
8900
Los Angeles
Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake.
470
Comment
RSA562753
Chenopodium murale
Steve Boyd, Timothy S. Ross
1992-5-19
7429
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
RSA560489
Chenopodium pumilio
Steve Boyd, Timothy S. Ross, Michael Wall
1992-6-2
7486
San Diego
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.
537
Comment
RSA594394
Chenopodium rubrum
Steve Boyd, Lauren Raz
1996-10-14
9071
Los Angeles
Liebre Mountains region, north shore of Elizabeth Lake, Pine Canyon south of Portal Ridge at Angeles National Forest picnic area.
1000
Comment
RSA701160
Chilopsis linearis subsp. arcuata
Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault
2004-5-14
11264
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
RSA731218
Chorizanthe brevicornu
Steve Boyd, LeRoy Gross
2008-4-11
11836
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
UCR148382
Chorizanthe brevicornu
Steve Boyd, Michael Denslow
2004-3-23
10593
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
UCR200783
Chorizanthe brevicornu
Steve Boyd, LeRoy Gross
2008-4-11
11836
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
RSA388036
Chorizanthe brevicornu var. brevicornu
Steve Boyd
1986-2-6
1221
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
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
UCR48423
Chorizanthe brevicornu var. brevicornu
Steve Boyd
1986-2-6
1221
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
UCR58855
Chorizanthe fimbriata
Steve Boyd, T. S. Ross, L. Arnseth
1989-6-4
3628
Riverside
Butterfield Valley, Vail Lake area, just south of junction of Hwy 79 and road to the marina
460
Comment
HSC85276
Chorizanthe fimbriata var. fimbriata
Steve Boyd
1986-5-1
1785
Riverside
SW Perris Basin: Hill W of Skunk Hollow.
Comment
CAS-BOT-BC191313
Chorizanthe fimbriata var. laciniata
Steve Boyd; Lisa Rojas
2004-5-26
11393
San Diego
Peninsular Ranges: Cuyamaca-Laguna Mountains region: in Ko-Pah Mountains, western flank of Thing Valley, NE of transit station Posta, Cleveland National Forest along forest service road
1643
Comment
RSA727121
Chorizanthe fimbriata var. laciniata
Steve Boyd, Naomi Fraga
2004-4-27
10954
San Diego
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
HSC85265
Chorizanthe leptotheca
Steve Boyd
1986-4-22
1758
Riverside
Temescal Canyon: Benches of Indian wash just S of Hwy. 15
Comment
RSA407718
Chorizanthe leptotheca
Steve Boyd
1986-4-22
1758
Riverside
Temescal Canyon: Stable alluvial benches of Indian wash just south of I-15.
Comment
SD136789
Chorizanthe leptotheca
Steve Boyd
1986-4-19
1706
Riverside
Temescal Canyon, east side of Indian Wash between I-15 & Temescal Canyon Road, open sandy areas
Comment
UCR93059
Chorizanthe leptotheca
Steve Boyd
1986-4-19
1706
Riverside
Peninsular Range, Temescal Canyon, east side of Indian wash between I-15 and Temescal Canyon Road
351
Comment
UCR22053
Chorizanthe polygonoides subsp. longispina
Steve Boyd
1980-4-27
146
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau
640
Comment
RSA407725
Chorizanthe polygonoides var. longispina
Steve D. Boyd
1986-5-1
1788
Riverside
South Western Perris Basin: Hill W of Skunk Hollow.
Comment
RSA562088
Chorizanthe polygonoides var. longispina
Steve Boyd, Tim S. Ross
1992-5-6
7284
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
RSA562455
Chorizanthe polygonoides var. longispina
Steve Boyd, Tim S. Ross
1992-5-5
7234
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats area east of Verdugo Potrero.
732
Comment
SBBG101663
Chorizanthe polygonoides var. longispina
S. Boyd
1991-5-20
6265
Riverside
Temescal Cyn, S flank of Alberhill Mtn, W end adjacent to old clay mine area
426
Comment
SD181399
Chorizanthe polygonoides var. longispina
Steve Boyd
2001-4-12
10407
Riverside
Santa Ana Mountains Gavilan Hills Region: Temescal Canyon, terrace escarpment just south of DePalma Road between Indian Wash and Horsethief Wash
Comment
UC2029939
Chorizanthe polygonoides var. longispina
Steve Boyd
2001-4-12
10407
Riverside
SANTA ANA MOUNTAINS - GAVILAN HILLS REGION: Temescal Canyon, terrace escarpment just south of DePalma Road between Indian Wash and Horsethief Wash.
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
RSA561769
Chorizanthe procumbens
Steve Boyd
1992-4-21
6958
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.
640
Comment
UCR79483
Chorizanthe procumbens
Steve Boyd, T. S. Ross
1992-6-4
7581
San Diego
Peninsular Range; Santa Ana Mtns, San Mateo Cyn Wilderness Area. SE edge of wilderness in Devil Cyn drainage, NW of Sky Ranch.
732
Comment
RSA475295
Chorizanthe rigida
Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross
1988-3-10
2105
Riverside
North end Palen Mountains, 2 mi west of Palen Pass.
300
Comment
UCR51957
Chorizanthe rigida
Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, et al.
1988-3-10
2105
Riverside
Sonoran (Colorado) Desert, N end of the Palen Mtns, 2 miles west of Palen Pass
300
Comment
CAS-BOT-BC244717
Chorizanthe staticoides
Steve Boyd; Tim Ross; Dave Bramlet
1993-5-13
7377
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Wildhorse Canyon, from confluence with Los Alamos Canyon upstream approx. 1 mile
533
Comment
UC1595604
Chorizanthe staticoides
Steve Boyd and Orlando Mistretta
1991-5-22
6296
Riverside
base Agua Tibia Mountain (e of Dorland Mtn., w of Kolb Creek, Vail Lake area); Vail Lake Area, base of Agua Tibia Mtn, w of Kolb Crk
548
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
CDA7409
Chrysanthemum coronarium
Steve Boyd, T. S. Ross
1989-5-1
3587
San Bernardino
City of Ontario, east side of Milliken Avenue, just north of entrance to County landfill.
0
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
SEINET7988609
Chrysothamnus nauseosus subsp. mohavensis
Steve Boyd
1996-10-14
9096
Los Angeles
Liebre Mountains Region, Liebre Mountains region
1100
Comment
RSA615906
Chrysothamnus viscidiflorus subsp. viscidiflorus
Steve Boyd, Pesach Lubinsky
1998-8-10
10264
San Bernardino
San Bernardino Mountains: Northwest flank of Sugarlump (aka Bear Mountain), head of Deer Canyon.
2585
Comment
SD241104
Chylismia brevipes
Steve Boyd
2010-4-19
12249
Inyo
Mojave Desert; North Johave Desert region: northwest base of Dublin Hills, south of Hwy 178, northwest of Shoshone.
641
Comment
RSA735571
Cirsium neomexicanum
Steve Boyd, Tammy Morgan
2004-6-1
11452
San Bernardino
Clark Mountains, western flank of the range in large canyon south of Pachalka Spring.
1433
Comment
UCR22106
Cirsium occidentale
Steve Boyd
1980-5-15
254 A
Riverside
Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan plateau
625
Comment
SBBG96678
Cirsium occidentale var. californicum
S. Boyd, T. Ross, L. Arnseth
1990-4-7
4271
Los Angeles
lower half of China Cyn, S end of island, W side
Comment
SD152947
Cirsium occidentale var. californicum
Steve Boyd, Tim Ross
1992-5-6
7296
San Diego
Southern Santa Ana Mountains; southern flank of Miller Mountains about upper portions of Miller Canyon.
700
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
RSA515487
Cirsium occidentale var. venustum
Steve Boyd, David E. Bramlet
1986-6-9
1881
Tulare
Southern Sierra Nevada Mountains: Chimney Creek Canyon, side canyon south Peak 7155 south of Chimney Creek Meadow.
Comment
RSA573434
Cirsium vulgare
Steve Boyd, Timothy S. Ross
1994-9-14
8341
Riverside
Southern Santa Ana Mtns, San Mateo Canyon wilderness area of Cleveland National Forest, Southwestern edge of the Oak flat area, 0.5 miles S of Serrano Spring.
732
Comment
RSA596702
Cirsium vulgare
Steve Boyd, Lauren Raz
1996-9-24
8930
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
RSA387366
Cistanthe monandra
Steve Boyd
1986-4-19
1701
Riverside
Temescal Canyon: E side of Indian Wash between I-15 and Temescal Canyon Road.
Comment
RSA515212
Cistanthe monandra
Steve Boyd
1986-3-30
1510
Los Angeles
Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills.
Comment
RSA543784
Cistanthe monandra
Steve Boyd, Timothy S. Ross, Mike Hammitt
1991-5-2
6041
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
RSA730914
Cistanthe monandra
Steve Boyd, Valentin Arvizu
2008-5-1
11901
Kern
Southern Sierra Nevada region: Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley.
1372
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
RSA562552
Clarkia bottae
Steve Boyd, Orlando Mistretta
1993-5-11
8129
Los Angeles
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
RSA525336
Clarkia epilobioides
Steve Boyd
1990-4-28
4466
Riverside
Vail Lake area, Hwy R3 (Sage rd) at junction with Debby Road. just S of Sage.
Comment
UCR22067
Clarkia epilobioides
Steve Boyd
1980-4-27
148
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau
640
Comment
OBI70665
Clarkia heterandra
Steve Boyd, Lauren Raz
1997-5-20
9795
Los Angeles
Liebre Mts Region: N flank of Sawmill Mtn, upper Heryford Cyn drainage, just NE of Sawmill Summit at the jctn of Forest Svc rds &N23 and &N08
1585
Comment
OBI70658
Clarkia purpurea subsp. quadrivulnera
Steve Boyd, Lauren Raz
1997-5-29
9906
Los Angeles
Liebre Mts Region: Portal Ridge, N of the San Andreas Rift zone, in the Cow Srping drainage along the Pacific Crest Trl, at point where trl crosses side drainage originating on ridge forming divide with Gookins Dry lake
1097
Comment
RSA525401
Clarkia purpurea subsp. quadrivulnera
Steve Boyd, D. E. Bramlet
1990-4-29
4511
Riverside
Lake Skinner County Park, SE base of Bachelor Mountain.
Comment
RSA561606
Clarkia unguiculata
Steve Boyd, Orlando Mistretta
1993-5-18
8154
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
RSA561823
Clarkia unguiculata
Steve Boyd, Orlando Mistretta
1993-6-3
8177
Los Angeles
Western San Gabriel Mountains: north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest., North of Santa Clara Rd (3N17.9) at head of eastern-most canyons, 1/4 mile northeast of May Canyon saddle.
915
Comment
RSA593498
Clarkia unguiculata
Steve Boyd, Mike Wall
1996-5-16
8769
Los Angeles
Liebre Mountains, Charlie Canyon in vicinity of prominent sandstone outcrop visible from Lake Hughes Road east of Castaic Lake
549
Comment
RSA597993
Claytonia parviflora subsp. parviflora
Steve Boyd, Lauren Raz
1997-3-14
9165
Los Angeles
Liebre Mountains, lower north flank of Liebre Mountain, eastern slope of Horse Camp Canyon.
1389
Comment
RSA735376
Claytonia parviflora subsp. parviflora
Steve Boyd, Lisa Rojas
2004-5-26
11394
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
UC1928517
Claytonia parviflora subsp. parviflora
Steve Boyd, Heidi Bigelow
2004-4-5
10806
San Diego
Peninsular Ranges; Cuyamaca-Laguna Mountains region; Pine Hills area, between Magee Flat and Deadman Flat along Eagle Peak Rd.
Comment
UC1928679
Claytonia parviflora subsp. parviflora
Steve Boyd, Valentin Arvizu
2008-5-1
11928
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
UCR200687
Claytonia parviflora subsp. parviflora
Steve Boyd, Aydee Virgen
2004-4-13
10882
Riverside
Peninsular Ranges/Santa Ana Mtns region, San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon
Comment
UCR200735
Claytonia parviflora subsp. parviflora
Steve Boyd, Tammy Morgan
2004-5-11
11187
Ventura
Transverse Ranges; Mount Pinos region, Topa Topa Mtns, east of Sespe Canyon near upper end of Tar Creek Road and trail
Comment
UCR225288
Claytonia parviflora subsp. parviflora
Steve Boyd, Lisa Rojas
2004-5-26
11394
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
UCR91613
Claytonia parviflora subsp. parviflora
Steve Boyd, D. L. Banks
1995-4-6
8450
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
RSA524240
Claytonia parviflora subsp. viridis
Steve Boyd, Timothy S. Ross, Laurel Arnseth, Jaime Bonilla
1990-4-2
4036
Riverside
Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station.
488
Comment
SD217352
Claytonia parviflora subsp. viridis
Steve Boyd, Tim Ross, et al
1990-4-2
4036
Riverside
Vail Lake area, lower slopes of Agua Tibia Mountain, along Highway 79, East of USFWS Dripping Springs Guard Station.
487
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
UCR71247
Claytonia perfoliata
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-8
4293
Los Angeles
Channel Islands, San Clemente Island: E side of the island, near Malo Point, first canyon south of Bryce Canyon
Comment
RSA560384
Claytonia perfoliata subsp. mexicana
Steve Boyd, Timothy S. Ross
1992-4-30
7161
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
SBBG97022
Claytonia perfoliata subsp. mexicana
S. Boyd with T. Ross, L. Arnseth
1990-4-8
4404
Los Angeles
Bryce Cyn near Malo Pt
Comment
RSA592850
Claytonia rubra subsp. rubra
Steve Boyd, Orlando Mistretta
1996-5-1
8751
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
RSA701792
Clematis lasiantha
Steve Boyd, Heidi Bigelow
2004-4-5
10779
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
UC1608232
Clematis lasiantha
Steve Boyd, Tim Ross, and Orlando Mistretta
1992-3-31
6758
Riverside
Tenaja Trail from junction with Morgan Trail s. to Pigeon Spring area (San Mateo Canyon Wilderness Area); Santa Ana Mts., San Mateo Canyon Wilderness Area
670
Comment
SD136775
Clematis ligusticifolia
Steve Boyd, T. Ross, D. Bramlet
1992-9-9
7676
Riverside
San Mateo Canyon Wilderness, Upper San Mateo Canyon, top of Tenaja Falls
671
Comment
RSA543184
Clematis pauciflora
Steve Boyd
1991-3-17
5495
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
RSA592784
Cleome isomeris
Steve Boyd
1996-4-25
8682
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
RSA526076
Cleome isomeris
Steve Boyd
1990-4-6
4175
Los Angeles
San Clemente Island. East side of island, 0.2 mile S of U.S. Navy site called Jack.
152
Comment
CDA7443
Cnicus benedictus
Steve Boyd, T. S. Ross
1989-5-1
3584
San Bernardino
City of Ontario, east side of Milliken Avenue, just north of entrance to County landfill.
0
Comment
RSA612148
Coleogyne
Steve D. Boyd, Kent Hughes
1998-4-28
10203
Kern
Southern Sierra Nevada, Piute Range: Jawbone Canyon, southeast of confluence with Hoffman Canyon, north base of Chuckwalla Mountain.
823
Comment
SD215669
Collinsia bartsiifolia var. davidsonii
Steve Boyd, Lauren Raz
1997-3-26
9352
Los Angeles
Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir
975
Comment
SEINET10307725
Collinsia bartsiifolia var. davidsonii
Steve D. Boyd, Lauren Raz
1997-4-16
9520
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
RSA507955
Collinsia childii
Steve D. Boyd, C. Boyd, K. Boyd, R. Noyes, L. Arnseth
1988-5-28
2273
Riverside
Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest.
1500
Comment
RSA0117414
Collinsia concolor
Steve D. Boyd
1986-4-22
1734
Riverside
Walker Canyon area, where Temescal Creek (=Alberhill Creek) flows between Alberhill Mtn. and Gavilan Hills.
Comment
RSA0117443
Collinsia concolor
Steve D. Boyd, LeRoy Gross
2004-5-4
11050
San Diego
Hills north of Warner Springs, Indian Flats Campground of Cleveland National Forest along Road 9S05.
Comment
RSA0117445
Collinsia concolor
Steve D. Boyd, LeRoy Gross
2004-5-4
11166
San Diego
Hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05.
899
Comment
UCR204764
Collinsia concolor
Steve Boyd, Naomi Fraga
2004-4-27
11010
San Diego
Peninsular Ranges; Anza Bench region, Warner Springs area, rolling terrain near the Pacific Crest Trail, south of Hwy 79 and west of the Warner Springs Resort
898
Comment
RSA0117420
Collinsia concolor
Steve D. Boyd, Tim S. Ross, L. Arnseth
1989-4-1
3143
Riverside
Vail Lake area, ridge along N edge Oak Mountain, 1.5-2.0 miles W of the dam.
518
Comment
UC1608270
Collinsia heterophylla
Steve Boyd
1992-4-15
6868
Riverside
Bluewater Canyon along Bluewater Trail downstream to the confluence with San Mateo Creek, San Mateo Canyon Wilderness Area, Santa Ana Mountains San Mateo Creek; Santa Ana Mountains, San Mateo Canyon Wilderness Area
335
Comment
RSA0117322
Collinsia parryi
Steve D. Boyd, Lauren Raz
1997-3-31
9409
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
UC1608302
Collinsia parryi
Steve Boyd and Orlando Mistretta
1992-4-23
7072
Riverside
following San Mateo Trail upstream to confluence with Bluewater Canyon (along San Mateo Creek from Riverside County line, San Mateo Canyon Wilderness Area, Southern Santa Mts); Southern Santa Ana Mts., San Mateo Canyon Wilderness Area
243
Comment
CAS-BOT-BC216025
Convolvulus
Steve Boyd
1986-5-1
1810
Riverside
Lower south slopes of Bachelor Mtn., east end of Lake Skinner, Bachelor Mtn.
Comment
RSA335030
Convolvulus arvensis
Steve Boyd
1985-7-23
1003
Riverside
5.2 mi. west of Rancho California on De Luz Rd.
396
Comment
SBBG101665
Convolvulus simulans
S. Boyd
1991-5-20
6268
Riverside
Temescal Cyn, S flank of Alberhill Mtn, W end adjacent to old clay mine area
426
Comment
UCR77715
Convolvulus simulans
Steve Boyd, T. S. Ross, Mike Hammitt
1991-5-2
6126
Riverside
Peninsular Range, Vail Lake area, summit of Oak Mtn, north of lake near Henderson benchmark
823
Comment
HSC83131
Cordylanthus nevinii
Steve Boyd
1983-7-25
San Bernardino
San Bernardino Mtns., near Onyx Summit at Cienaga Seca, W of Hwy. 38
2500
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
UCR198372
Coreopsis bigelovii
Steve Boyd, Valentin Arvizu
2008-5-1
11930
Kern
Southern Sierra Nevada Range, Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley
1463
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-BC287884
Coreopsis californica
Steve Boyd
1986-4-22
1746
Riverside
Temescal Canyon: benches of Indian wash just S of Interstate 15
Comment
RSA523515
Coreopsis californica
Steve Boyd
1990-3-30
3974
Riverside
Vail Lake area, valley between Black Hills & Rocky Ridge.
701
Comment
UC1605404
Corethrogyne filaginifolia
Steve Boyd
1994-10-14
8401
Riverside
San Mateo Canyon n Tenaja Canyon (along Fisherman's Camp Trail); Southern Santa Ana Mountains, Cleveland NF, San Mateo Canyon
451
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
RSA515221
Coryphantha alversonii
Steve Boyd, Orlando Mistretta
1986-3-13
1465
Riverside
West side Palen Mts.: NE of Desert Center.
Comment
CDA21779
Cosmos sulphureus
Steve Boyd
1989-7-9
3778
Riverside
City of Riverside, 4863 Rubidoux Ave.
0
Comment
CAS-BOT-BC427789
Crassula connata
Steve Boyd; Darin Banks
1994-4-6
8283 B
San Diego
Southwestern Cuyamaca Mountains, Cleveland National Forest, southern slope of Poser Mountain at northern edge of Viejas Valley, along Old Viejas Grade ca 0.25 miles WNW of Red Oak Road.
883
Comment
RSA523528
Crassula connata
Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla
1990-4-2
3987
Riverside
Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station.
488
Comment
RSA583816
Crassula connata
Steve Boyd, Darin L. Banks
1995-4-6
8464
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
RSA611653
Crassula connata
Steve Boyd, Lauren Raz, Mike Kinney
1998-3-17
10083
Los Angeles
Liebre Mountains region: Anaverde Valley at north base of Sierra Pelona.
976
Comment
UC1928625
Crassula connata
Steve Boyd
2003-1-17
10440
Los Angeles
Los Angeles Basin region; Vicinity of Irwindale east of the San Gabriel River and west of gravel pits, just north of Foothill Blvd, ca. 600 meters west of Irwindale Ave.
Comment
SD232178
Crepis acuminata
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10536
Tulare
Sierra Nevada; Southern Sierra Nevada region: Chimney Peak Recreation Area, summit of northern high point on Bear Bountain (Bear Peak)
2509
Comment
UCR93050
Cressa truxillensis
Steve Boyd, D. L. Banks
1994-9-29
8373
Riverside
Lake Elsinore, Floodplain east of dike along San Jacinto River, west of Sedco Hills community
381
Comment
RSA725145
Croton californicus
Steve Boyd, Carol Boyd
2007-10-10
11776
San Bernardino
City of Colton, remnant of Colton Dunes, vacant lot between Colton Municpal Golf Course and Arrowhead Regional Medical Center at end of 200 block of Eucalyptus Ave, between Valley Blvd to south and San Bernardino Ave. to north.
335
Comment
UC1928617
Croton californicus
Steve Boyd
2007-10-10
11776
San Bernardino
Coastal Plains & Basins; San Bernardino Basin region; City of Colton, remnant of Colton Dunes, vacant lot between Colton Municipal Golf Course and Arrowhead Regional Medical Center at end of 200 block of Eucalyptus Ave, between Valley Blvd to south and San Bernardino Ave. to north.
335
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
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
RSA731212
Cryptantha angustifolia
Steve Boyd, LeRoy Gross
2008-4-11
11841
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
UCR138589
Cryptantha angustifolia
Steve Boyd, T. S. Elias, Erika Winter
1986-2-18
1317
Riverside
Western Colorado Desert, Mecca Hills: Painted Canyon north of Hwy 195
Comment
UCR200775
Cryptantha angustifolia
Steve Boyd, LeRoy Gross
2008-4-11
11841
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
UCR225699
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
RSA569981
Cryptantha barbigera
Steve Boyd, Tim Ross, W. Appleby
1993-3-20
7883
San Bernardino
Chemehuevi Valley, southwest of Needles, west of the Chemehuevi Mountians along Water Road, just North of intersection with Highway 95.
500
Comment
RSA570252
Cryptantha barbigera
Steve Boyd, Tim Ross, W. Appleby
1993-3-20
7881
San Bernardino
Chemehuevi Valley, southwest of Needles, west of the Chemehuevi Mountians along Water Road, just North of intersection with Highway 95.
500
Comment
RSA682164
Cryptantha barbigera
Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky
2003-4-17
10443 -[A]
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
RSA726153
Cryptantha barbigera
Steve Boyd, Tammy Morgan
2004-3-30
10689
San Bernardino
Southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) about hill topped with communication towers.
854
Comment
RSA520771
Cryptantha circumscissa
Steve Boyd, C. Boyd
1987-4-12
1974
Inyo
North end of Greenwater Valley, 3.2 miles S of Dante's View Road, just outside Death Valley National Monument area
Comment
SD215427
Cryptantha circumscissa
Steve Boyd, Lauren Raz
1997-3-25
9275
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
UCR138547
Cryptantha circumscissa
Steve Boyd, Orlando Mistretta
1986-3-31
1539
Los Angeles
Mojave Desert, Hwy 138, 4 mi east of junction with Hwy 18, NE of Pinyon Hills
Comment
RSA0089242
Cryptantha circumscissa var. circumscissa
Steve D. Boyd, Gary D. Wallace
2011-4-14
12312
Los Angeles
Transverse Ranges; Liebre/San Gabriel Mountains region: Acton Wash ca. 3km east of junction of Soledad Canyon Road and Crown Valley Road.
829
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
RSA0078811
Cryptantha cycloptera
Steve Boyd, LeRoy Gross
2008-4-11
11883
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
HSC101586
Cryptantha decipiens
Steve Boyd
2005-4-6
11628
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
UCR200753
Cryptantha decipiens
Steve Boyd, Tammy Morgan
2004-5-11
11196
Ventura
Transverse Ranges; Mount Pinos region, Topa Topa Mtns, east of Sespe Canyon near upper end of Tar Creek Road and trail
Comment
UCR98788
Cryptantha decipiens
Steve Boyd, L. Raz
1997-4-30
9594
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
SD232225
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). Burned over woodland.
2509
Comment
UC1929416
Cryptantha echinella
Steve Boyd, Valentin Arvizu
2004-6-8
11480 A
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
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
CAS-BOT-BC218751
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 Road and Power-line Road
Comment
RSA495410
Cryptantha intermedia
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-3-12
2945
Riverside
Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam.
442
Comment
RSA524607
Cryptantha intermedia
Steve Boyd, Tim Ross, L. Arnseth
1990-3-29
3930
Riverside
Vail Lake area, summit of 'Big' Oak Mtn, N. of lake.
793
Comment
RSA526514
Cryptantha intermedia
Steve Boyd, Tim Ross, L. Arnseth
1990-4-7
4253 b
Los Angeles
San Clemente Island. Lower half of China Canyon, S end of island, W side.
Comment
SBBG53744
Cryptantha intermedia
S. Boyd
1980-4-8
Riverside
Harford Springs County Park, located on the NW corner of the Gavilan Plateau
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
SD136884
Cryptantha intermedia
Steve Boyd
1986-4-2
1600
Riverside
Gavilan Plateau, Gavilan Hills: Harford Springs County Park
609
Comment
SD217244
Cryptantha intermedia
Steve Boyd, Tim Ross and Laurel Arnseth
1990-4-8
4363
Los Angeles
San Clemente Island; east side of island, near Malo Point, third canyon south of Bryce Canyon.
Comment
UC1928512
Cryptantha intermedia
Steve Boyd, Naomi Fraga
2004-4-27
10997
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
UCR200702
Cryptantha intermedia
Steve Boyd, Naomi Fraga
2004-4-27
10997
San Diego
Peninsular Ranges; Anza Bench region, Warner Springs area, rolling terrain near the Pacific Crest Trail, south of Hwy 79 and west of the Warner Springs Resort
898
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
RSA726160
Cryptantha maritima
Steve Boyd, Tammy Morgan
2004-3-30
10717 -B
San Bernardino
Southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) about hill topped with communication towers.
854
Comment
UCR200760
Cryptantha maritima
Steve Boyd, LeRoy Gross
2008-4-11
11838
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
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
RSA0093138
Cryptantha micrantha
Steve Boyd, Gary D. Wallace
2011-4-14
12315
Los Angeles
Transverse Ranges; Liebre/San Gabriel Mountains region: Acton Wash ca. 3km east of junction of Soledad Canyon Road and Crown Valley Road.
829
Comment
UC1563096
Cryptantha micrantha
Steve Boyd and Orlando Mistretta
1986-3-13
1429
Riverside
ne of Desert Center (jct of Parker Dam Rd and Palen Rd (rd going through pass between Palen and Granite Ranges)); Palen Mountains
243
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
RSA736014
Cryptantha micromeres
Steve Boyd, Valentin Arvizu
2004-6-8
11464
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
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
RSA543887
Cryptantha microstachys
Steve Boyd
1991-5-20
6263
Riverside
Temescal Canyon, S flank of Alberhill Mtn, W end adjacent to old clay mine area.
426
Comment
RSA599689
Cryptantha microstachys
Steve Boyd, Lauren Raz
1997-5-6
9708
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
RSA479522
Cryptantha muricata
Steve Boyd, Thomas Elias
1987-4-14
2068
Los Angeles
San Gabriel Mountains, ridge between Pine Mtn. and Silver Mtn. S. of Rincon - Red Box Rd, N of Glendora.
Comment
SBBG132283
Cryptantha muricata
S. Boyd, N. Fraga
2004-4-27
10996
San Diego
hills N of Warner Springs, S of Indian Flats Cmpgrd along Rd 9505
Comment
SEINET3084441
Cryptantha muricata
Steve Boyd, T. S. Elias
1987-4-14
2058
Los Angeles
San Gabriel Mtns.; ridge between Pine Mtn. and Silver Mtn., south of Rincon - Red Box Road, north of Glendora
Comment
UC1595557
Cryptantha muricata
Steve Boyd and Rita Gentry
1991-5-30
6316
Riverside
summit of Hogbacks on Gentry Experimental Farm Murrieta, Hogbacks
542
Comment Read comments May 18 2009
UC1929767
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
UCD119935
Cryptantha muricata
Steve Boyd; Lisa Rojas
2004-5-26
11398
San Diego
Peninsular Ranges; Cuyamaca-Laguna Mountains region In-Ko-Pah Mountains, western flank of Thing Valley, northeast of transit station Posta, Cleveland National Forest along forest service road.
1463
Comment
UCR68607
Cryptantha muricata
Steve Boyd, A. C. Sanders, M. Skinner
1990-4-28
4457
Riverside
Peninsular Range, Vail Lake Area. east of USFS Dripping Springs Campground along Arroyo Seco Creek, south of Hwy 79.
518
Comment
UCR89496
Cryptantha muricata
Steve Boyd, K. A. Boyd
1993-5-15
8136
San Benito
Inner Coast Ranges, Clear Creek Canyon, south of New Idria and west of San Benito Peak, along Clear Creek Road, 6.6 mi. north of Hernandez, near BLM off-highway vehicle staging area #6
1000
Comment
RSA0079419
Cryptantha muricata var. jonesii
Steve Boyd
1992-4-15
6883
Riverside
Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. dowstream to the confluence with San Mateo Creek.
335
Comment
RSA0079421
Cryptantha muricata var. jonesii
Steve Boyd
1991-5-20
6276
Riverside
Santa Ana Mountains, NW of Lake Elsinore. Lower Rice Cyn, just inside Cleveland Nat. For. boundary.
573
Comment
RSA0078879
Cryptantha muricata var. jonesii
Steve Boyd, Tim Ross
1994-3-29
8240
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
HSC101609
Cryptantha nevadensis
Steve Boyd
2005-4-6
11621
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
RSA485372
Cryptantha nevadensis
Steve Boyd, C. Boyd
1987-4-12
2016
Inyo
South end of Greenwater Valley, 0.3 mile NW of jtn w/ Hwy 178, 2 miles W of Shoshone.
Comment
UC1928525
Cryptantha nevadensis
Steve Boyd, Michael Denslow
2004-3-23
10609
San Bernardino
Mojave Desert; Central Mojave Desert region; Lavic Mountain, southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) along powerline/pipeline access road.
Comment
RSA612099
Cryptantha nevadensis var. rigida
Steve Boyd, Kent Hughes
1998-5-5
10190
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
UCR99470
Cryptantha nevadensis var. rigida
Steve Boyd, A. C. Sanders, R. T. Hawke, S. Hawke, S. Hobbs, P. Hobbs
1997-4-20
9557
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
UCR148499
Cryptantha pterocarya var. cycloptera
Steve Boyd, Michael Denslow
2004-3-23
10601
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
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
RSA0079107
Cryptantha pterocarya var. pterocarya
Steve Boyd
2010-4-18
12229
Inyo
Mojave Desert: Northwest base of Dublin Hills, south of Hwy 178, northwest of Shoshone.
610
Comment
UCR89401
Cryptantha pterocarya var. pterocarya
Steve Boyd, T. S. Ross, W. Appleby
1993-3-19
7846
San Bernardino
Eastern Mojave Desert, north base of the Old Woman Mtns, south of Essex; Honeymoon Wash along Willow Springs Rd., 0.5 mi west of Sunflower Springs road ('Cross-fire Camp')
1000
Comment
UCR148363
Cryptantha racemosa
Steve Boyd, Michael Denslow
2004-3-23
10636
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
SBBG87728
Cryptantha racemosa
S. Boyd
1986-2-15
1305
Unknown
Torrentes Cyn, E slope of Sierra Juarez, ca. 1 mi S of Cantu Palms
Comment
UCR21518
Cucurbita foetidissima
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
RSA726864
Cupressus forbesii
Steve Boyd
2004-4-15
10899
Los Angeles
Rowher Flats area, near off-highway vehicle staging areas at end of Angeles National Forest road 5N14.
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
UCR146260
Cupressus guadalupensis var. forbesii
Steve Boyd, Lee 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
Comment
UCR37448
Cupressus sempervirens
Steve Boyd
1981-2-2
s.n.
Riverside
Gavilan Hills, upper Arroyo del Toro along old road grade (Lindell Rd.) west of Bull Canyon Road, at old homestead site
610
Comment
RSA561859
Cuscuta californica var. californica
Steve Boyd, Timothy S. Ross
1992-6-9
7611
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
RSA560390
Cuscuta ceanothi
Steve Boyd, Timothy S. Ross
1992-4-29
7154
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
RSA594931
Cuscuta ceanothi
Steve Boyd, Lauren Raz
1996-10-8
8997
Los Angeles
Liebre Mountains region, Bouquet Canyon ca. 1.7 miles south of junction with Forest Service Road 6N08.
561
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
UCR200310
Cuscuta salina var. major
Steve Boyd, R. E. Riefner Jr.
2007-1-16
11704
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
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
RSA572986
Cyclospermum leptophyllum
Steve Boyd
1986-4-18
1691
Riverside
U. C. Riverside Campus: West side of statistics computer building.
Comment
UC1952545
Cymopterus panamintensis var. acutifolius
S. Boyd, D. Charlton, L. Arnseth, S. Meury, D. Nordin, R. Noyes, T. Ross
1988-4-8
1776
San Bernardino
South side of Ord Mtn. North of Lucerne Valley. 10 miles N of the Bear Valley Rd. on Camp Rock Road.
Comment
RSA544301
Cynara cardunculus
Steve Boyd
1991-7-13
6406
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
CAS-BOT-BC190293
Cynodon dactylon
Steve Boyd; Tim Ross; Walter Appleby
1993-3-19
7805
San Bernardino
South base of the Avawatz Range at the mouth of Sheep Creek Springs Canyon about old mining camp at Sheep Creek Spring.
600
Comment
RSA600208
Cynodon dactylon
Steve Boyd, Lauren Raz
1997-5-28
9894
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
RSA678503
Cynodon dactylon
Steve Boyd
1981-4-8
s.n.
Riverside
Gavilan Hills Region, Gavilan Plateau along Lake Mathews Road, south of Gavilan Peak.
640
Comment
SD136987
Cyperus eragrostis
Steve Boyd, Tim Ross, Mike Wall
1992-6-2
7491
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Devil Canyon, from confluence with Miller Creek downstream approximately one mile Common in shallow water along stream margins
487
Comment
RSA522110
Cyperus eragrostis
Steve Boyd, Timothy S. Ross
1989-8-28
3803
Riverside
Vail Lake area, Temecula Creek at confluence with lake and adjacent sedimentary hills to the east.
442
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
UCR40402
Cyperus involucratus
Steve Boyd
1985-7-23
1029
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
RSA500542
Cyperus involucratus
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-5-7
3568
Riverside
Vail Lake area, along Arroyo Seco drainage from jtn. with Kolb Creek, S to w/in 1/4 mi Hwy 79.
457
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
CAS-BOT-BC136506
Cypripedium montanum
Louise A. Boyd; Katherine Donahoe
1923-5-1
s.n.
Del Norte
Field redacted by CAS, contact the data manager for more information
Comment
RSA701762
Cystopteris fragilis
Steve Boyd, LeRoy Gross
2004-5-4
11090
San Diego
Hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05.
899
Comment
RSA517838
Dalea mollis
Steve Boyd, Orlando Mistretta
1986-3-13
1468
Riverside
West side Palen Mts.: NE of Desert Center.
Comment
RSA457792
Dalea mollissima
Steve Boyd, Sara Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross
1988-3-10
2196
Riverside
Sonoran (Colorado) Desert NW end McCoy Mtns, NW of Blackjack Mine
400
Comment
RSA517837
Dalea mollissima
Steve Boyd, Orlando Mistretta
1986-3-13
1467
Riverside
West side Palen Mts.: NE of Desert Center.
Comment
RSA570293
Dalea mollissima
Steve Boyd, T. S. Ross, Walter Appleby
1993-3-19
7826
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 Sep 25 2007
UCR138566
Dalea mollissima
Steve Boyd, Orlando Mistretta
1986-3-13
1467
Riverside
Sonoran (Colorado) Desert, West side of Palen Mountains, NE of Desert Center. Upper bajada at base of range
244
Comment
SBBG119122
Datisca glomerata
S. Boyd with V. Arvizu
2004-6-8
11471
Ventura
Tar Crk, E of its confluence with Sespe Cyn near point where stream is crossed by Tar Crk Rd trail; Topatopa Mtns
610
Comment
SEINET3096506
Datisca glomerata
Steve Boyd
1985-7-30
1069
San Diego
Lower Cottonwood Canyon, near confluence with De Luz Creek
Comment
RSA518036
Datura discolor
Steve D. Boyd, Orlando Mistretta
1986-3-13
1403
Riverside
Palen Mountains: NE of Desert Center, jct of Parker Dam Rd and 'Palen Rd' (rd. going through pass between Palen and Granite Ranges).
183
Comment
UCR51987
Datura stramonium
Steve Boyd
1987-10-10
2093
Riverside
Riverside, N Main St. just south of Santa Ana River
250
Comment
RSA522721
Datura wrightii
Steve D. Boyd, Tim S. Ross
1989-8-28
3812
Riverside
Vail Lake area, Temecula Creek at confluence with lake and adjacent sedimentary hills to the east.
442
Comment
UCR21177
Datura wrightii
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
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
RSA600200
Daucus pusillus
Steve Boyd, Lauren Raz
1997-5-29
9914
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
UCR59694
Daucus pusillus
Steve Boyd, T. Ross, et al
1989-5-7
3538
Riverside
Peninsular Ranges; Palomar Mountains region, Vail Lake area, hills just to SW of the dam
489
Comment
SBBG96677
Deinandra clementina
S. Boyd with T. Ross, L. Arnseth
1990-4-7
4272
Los Angeles
lower half of China Cyn, W side; sand dunes at cyn mouth
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
RSA730893
Deinandra mohavensis
Steve Boyd, Valentin Arvizu
2008-5-2
11988
Kern
Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley.
1372
Comment
RSA737416
Deinandra mohavensis
Steve Boyd, Valentin Arvizu
2008-8-20
12015
Kern
Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley.
1349
Comment
SD122988
Deinandra paniculata
Steve Boyd
1985-8-7
1093
San Diego
Santa Rosa Plateau region, Forest Service Road 8S02, 1.5 miles west of jtn of 8S02, 8S01, and Tenaja Rds. Grassy openings in chaparral
Comment
RSA727836
Delphinium cardinale
Steve Boyd, Tammy Morgan
2004-5-11
11195
Ventura
Topa Topa Mountains, east of Sespe Canyon near upper end of Tar Creek Road (and trail).
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
UCR200792
Delphinium hansenii subsp. kernense
Steve Boyd, Valentin Arvizu
2008-5-1
11968
Kern
Southern Sierra Nevada Range, Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley
1463
Comment
RSA485377
Delphinium parishii
Steve Boyd, Carol Boyd
1987-4-12
2011
Inyo
South end of Greenwater Valley, 0.3 mile NW of jtn w/ Hwy 178, 2 miles W of Shoshone.
Comment
RSA571281
Delphinium parishii subsp. parishii
Steve Boyd, D. L. Banks, Orlando Mistretta
1994-4-29
8322
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
UCR205029
Delphinium parishii subsp. parishii
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10558
Tulare
Southern Sierra Nevada Range, Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak)
2509
Comment
UCR21932
Delphinium parryi
Steve Boyd
1980-5-2
157
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau
610
Comment
RSA387359
Delphinium parryi
Steve Boyd
1986-4-19
1712
Riverside
Temescal Canyon Temescal Canyon: flats at SE end of Alberhill Mtn.
396
Comment
OBI32515
Delphinium parryi subsp. parryi
Steve Boyd
1978-4-29
780429 -01
Riverside
Along hwy 74, 1.5 mi N of lake Elsinore
Comment
RSA0030016
Delphinium patens subsp. montanum
Steve Boyd, W. Appleby
1993-4-22
7984
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
RSA0029728
Delphinium variegatum subsp. thornei
Steve Boyd
1990-4-8
4349
Los Angeles
San Clemente Island: east side of the island, near Malo Point, 1st canyon south of Bryce Canyon.
Comment
CAS-BOT-BC83002
Dendromecon rigida
Steve Boyd
2007-2-17
11711
San Luis Obispo
Coast Ranges, La Panza Range. Los Padres National Forest along Pozo Road at Pozo Summit, at divide between Pozo Creek
803
Comment
HSC85258
Dendromecon rigida
Steve Boyd
1986-4-22
1748
Riverside
Stable alluvial benches of Indian Wash just S of Interstate Hwy 15
Comment
OBI70926
Dendromecon rigida
Steve Boyd, Lauren Raz
1997-3-26
9326
Los Angeles
Liebre Mts region: Portal ridge N of Lake Hughes, upper end of Myrick Cyn drainage along Lakeview rd
1134
Comment
RSA571303
Deschampsia danthonioides
Steve Boyd
1994-4-6
8294
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of Cleveland National Forest, flats south of the summit of Miller Mountain, head of Miller Creek watershed.
793
Comment
RSA520768
Descurainia pinnata
Steve Boyd, C. Boyd
1987-4-12
1971
Inyo
North end of Greenwater Valley, 3.2 miles S of Dante's View Road, just outside Death Valley National Monument area
Comment
SBBG118902
Descurainia pinnata
S. Boyd with A. Maurice
2004-5-18
11312
Los Angeles
Atmore Meadows area
Comment
UC1563122
Descurainia pinnata
Steve Boyd, Tim Ross, Laurel Arnseth
1989-4-2
3242
Riverside
se of lake near Temecula Creek (Butterfield Valley); Vail Lake Area, Butterfield Valley
487
Comment
UCD114659
Descurainia pinnata
Steve Boyd; Dave Bramlet
1986-6-9
1859
Tulare
Southern Sierra Nevada Mountains, Chimney Creek Canyon, side canyon South Peak 7155 south of Chimney Creek Meadow.
Comment
CAS-BOT-BC43162
Descurainia pinnata subsp. brachycarpa
Steve Boyd; A. C. Sanders; R. T. Hawke; Shaun Hawke; Susan Hobbs; Paul Hobbs
1997-4-20
9568
Kern
San Emigdio Ridge. Pleito Hills region. San Emigdio Ranch, ridge on west side of Pleito Canyon.
1219
Comment
RSA599715
Descurainia pinnata subsp. glabra
Steve Boyd, Lauren Raz, Timothy S. Ross
1997-4-1
9464
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
RSA560392
Dicentra chrysantha
Steve Boyd
1992-4-29
7152
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
RSA599756
Dicentra chrysantha
Steve Boyd, Lauren Raz
1997-5-6
9775
Los Angeles
Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek.
500
Comment
RSA727112
Dichelostemma capitatum
Steve Boyd, LeRoy Gross
2004-5-4
11098
San Diego
Hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05.
899
Comment
RSA559945
Dichelostemma capitatum subsp. capitatum
Steve Boyd
1992-4-18
6906
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
RSA702246
Dichelostemma capitatum subsp. capitatum
Steve Boyd, LeRoy Gross
2004-5-4
11044
San Diego
Hills north of Warner Springs, Indian Flats Campground of Cleveland National Forest along Road 9S05.
Comment
RSA702413
Dichelostemma capitatum subsp. capitatum
Steve Boyd, Aydee Virgen
2004-4-13
10858
Riverside
San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon.
Comment
UCR198365
Dichelostemma capitatum subsp. capitatum
Steve Boyd, Valentin Arvizu
2008-5-1
11944
Kern
Southern Sierra Nevada Range, Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley
1463
Comment
RSA527775
Dichelostemma capitatum subsp. capitatum
Steve Boyd, Timothy S. Ross, L. Arnseth
1990-4-8
4340
Los Angeles
San Clemente Island. E side of island, near Malo Point, second Cyn S of Bryce Cyn.
Comment
SEINET3885750
Dichelostemma pulchellum
Steve Boyd, L. Raz; Timothy S. Ross
1997-4-1
9473
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.; 0
610
Comment
UC1929700
Dichelostemma pulchellum
Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky
2003-4-17
10489
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
UC1929771
Dichelostemma pulchellum
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10544
Tulare
Sierra Nevada; Southern Sierra Nevada region; Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak).
2509
Comment
UCR160053
Dichelostemma pulchellum
Steve Boyd, Tammy Morgan
2004-5-11
11200
Ventura
Transverse Ranges; Mount Pinos region, Topa Topa Mtns, east of Sespe Canyon near upper end of Tar Creek Road and trail
Comment
SEINET10533946
Dichelostemma pulchellum
Steve Boyd, Timothy S. Ross
1992-5-4
Boyd 7183
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak flats area east of Verdugo Potrero, T7S R6W sec 13. 2400 feet. Rolling terrain with mosiac of Adenostoma fasciculatum-Ceanothus crassifolius chaparral, Quercus agrifolia woodland and disturbed grassland with Stipa pulchra, Bromus mollis, B. diandrus, B. rubens and Avena barbata. Common on heavy soil, native grassland and adjacent openings in chaparral and oak woodland, NE 1/4 SE 1/4 sec 13.
Comment
RSA501036
Dichelostemma pulchellum var. pulchellum
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-4-1
3157
Riverside
Vail Lake area, recent burn in hills just to SW of the dam.
488
Comment
SD152749
Digitalis purpurea
Steve Boyd, Tim 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 homestea.
351
Comment
SD136750
Diplacus aurantiacus
Steve Boyd, Tim Ross
1992-5-5
7213
Riverside
San Mateo Canyon Wilderness Area. Oak Flats area east of Verdugo Potrero
730
Comment
CAS-BOT-BC152906
Diplacus brevipes
Steve Boyd
1986-4-22
1737
Riverside
Temescal Canyon: Walker Canyon area where Alberhill Creek (=Temescal Ck.) flows between Alberhill Mtn. and Gavilan Hills; on N slope Alberhill Mtn.
Comment
SD152746
Diplacus brevipes
Steve Boyd, T. Ross, D. Bramlet
1993-5-12
7334
Riverside
San Mateo Canyon Wilderness Area. San Mateo Canyon, along stream fro confluence with Los Alamos Canyon downstream to confluence with Tenaja Canyon
366
Comment
CAS-BOT-BC153090
Diplacus fremontii
Steve Boyd
1986-4-19
1698
Riverside
Temescal Canyon: E side of Indian Wash between I-15 and Temescal Canyon Road
Comment
RSA0015884
Diplacus longiflorus
Steve D. Boyd
1981-3-2
s.n.
Riverside
Gavilan Hills region, central Dawson Canyon, just upstream from the confluence of 'Blue Oak Canyon'.
366
Comment
SD217382
Diplacus parviflorus
Steve Boyd, Tim Ross and Laurel Arnseth
1990-4-8
4312
Los Angeles
San Clemente Island. East side of island, near Malo Point, first canyon south of Bryce Canyon.
Comment
SD136747
Diplacus puniceus
Steve Boyd, T. Ross, O. Mistretta
1992-3-31
6743
Riverside
San Mateo Cyn Wilderness Area. Morgan Trail from Round Potrero W to jtn with Tenaja Tr. In N-fork Bear Creek.
730
Comment
SD136963
Distichlis spicata
Steve Boyd, Tim Ross
1992-5-5
7252
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. Local and uncommon along small, flowing stream south of Serrano Spring
730
Comment
UC2026381
Ditaxis lanceolata
Steve Boyd, Valerie Soza, Tasha LaDoux
1997-10-13
10054 B
Riverside
COLORADO DESERT, CHUCKWALLA MOUNTAINS: Northwest base of the range, south of Eagle Mine Road exit on Interstate 10.
Comment
HSC85926
Ditaxis neomexicana
Steve Boyd
1986-2-6
1258
Imperial
Cargo Muchacho Mtns., Bajada E of the mountains, Powerline Rd. 5 mi. W of Picacho Rd.
Comment
RSA776723
Ditaxis neomexicana
Steve Boyd
2007-10-29
11796
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-BC43604
Dithyrea californica
Steve Boyd
1986-2-6
1265
Imperial
Cargo Muchacho Mountains. East of Mountains, Powerline Road, 1.0 mile west of Picacho Road.
Comment
HSC85383
Dithyrea californica
Steve Boyd
1986-2-6
1265
Imperial
Cargo Muchacho Mtns., plains E of mountains, Powerline Rd., 1 mi. W of Picacho Rd.
Comment
RSA395359
Dodecahema leptoceras
Steve Boyd
1986-4-22
1738
Riverside
Temescal Canyon: Stable alluvial benches of Indian wash just south of I-15.
Comment
SD127571
Dodecahema leptoceras
Steve Boyd
1986-4-19
1692
Riverside
Temescal Canyon: E side of Indian Wash between I-15 and Temescal Canyon Road.
Comment
SD136778
Dodecatheon clevelandii subsp. clevelandii
Steve Boyd, Orlando Mistretta
1992-4-22
7020
Riverside
San Mateo Wilderness Area. Indian Potrero south from Verdugo Potrero to Indian Potrero on ridge between Talega Canyon and Nickel Canyon
701
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
UC1606622
Drymocallis glandulosa
Steve Boyd and Tim Ross
1992-5-5
7249
Riverside
grassland area s Oak Flats (sw of Bluewater Trail, San Mateo Canyon Wilderness Area); Southern Santa Ana Mountains, San Mateo Canyon Wilderness Ar
731
Comment
RSA0012068
Elatine brachysperma
Steve Boyd, Michael Wall
2006-7-7
11667
San Diego
Southeastern boundary of the San Mateo Canyon Wilderness Area (Cleveland National Forest), near Sky Ranch along Forest Road 8S01, near old landing strip.
Comment
SEINET3910851
Eleocharis macrostachya
Steve Boyd, Tim Ross; Mike Wall
1992-6-4
7530
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Devil Canyon at the confluence with 'Miller Creek.'.; 0
536
Comment
RSA522718
Eleocharis montevidensis
Steve Boyd, Timothy S. Ross
1989-8-28
3809
Riverside
Vail Lake area, Temecula Creek at confluence with lake and adjacent sedimentary hills to the east.
442
Comment
RSA575974
Eleocharis montevidensis
Steve Boyd
1981-1-25
s.n.
Riverside
Gavilan Hills region, south flank of the range in Arroyo del Toro along Bull Canyon Road.
Comment
UCR59673
Eleocharis montevidensis
Steve Boyd, T. S. Ross, L. Arnseth
1989-5-7
3548
Riverside
Peninsular Ranges; Palomar Mountains region, Vail Lake area, pond and freshwater marsh in Kolb Creek, just south of the lake
Comment
RSA593578
Eleocharis parishii
Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz
1996-7-11
8912
Los Angeles
Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake.
470
Comment
UCR84379
Eleocharis radicans
Steve Boyd, T. S. Ross
1994-9-14
8354
Orange
Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, Lucas Canyon just downstream of Lucas Canyon trail crossing.
305
Comment
RSA575840
Elymus glaucus subsp. glaucus
Steve Boyd
1982-10-28
s.n.
Riverside
Gavilan Hills region, ''Blue Oak Canyon'', tributary of Dawson Canyon drainage northern flank of Estelle Mountain.
427
Comment
RSA727841
Elymus glaucus subsp. glaucus
Steve Boyd, Tammy Morgan
2004-5-11
11209
Ventura
Mount Pinos region: Topa Topa Mountains, east of Sespe Canyon near upper end of Tar Creek Road (and trail).
Comment
UCR137607
Elymus glaucus subsp. virescens
Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth
1988-5-28
2262
Riverside
San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest
1700
Comment
CHSC101910
Emmenanthe penduliflora
Steve Boyd; Amber Maurice, Pesach Lubinsky, Leland Lubinsky
2003-4-17
10461
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
RSA500540
Emmenanthe penduliflora
Steve Boyd, Tim Ross, L. Arnseth
1989-6-4
3612
Riverside
Vail Lake area, sandy benches of Kolb Creek drainage, around N extension of Woodchuck Rd.
488
Comment
RSA525223
Emmenanthe penduliflora
Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota
1990-5-3
4601
Riverside
San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake.
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
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
RSA727219
Emmenanthe penduliflora var. penduliflora
Steve Boyd, Tammy Morgan
2004-5-11
11176
Ventura
Topa Topa Mountains, east of Sespe Canyon near upper end of Tar Creek Road (and trail).
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
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
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
UC1930006
Encelia farinosa
Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky
2003-4-17
10494
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
RSA457784
Encelia farinosa var. farinosa
Steve Boyd, Sara Meury, L. Arnseth, Richard Noyes, D. Nordin, Timothy S. Ross
1988-3-10
2214
Riverside
Sonoran (Colorado) Desert NW end McCoy Mtns, NW of Blackjack Mine
400
Comment
SBBG118891
Encelia virginensis
S. Boyd with S. Vanderplank, V. Arvizu
2004-10-13
11593
San Bernardino
Ivanpah Valley, upper bajada at NE base of the Ivanpah Mtns, S of Interstate 15
Comment
CAS-BOT-BC183665
Ephedra californica
Steve Boyd; Tammy Morgan; Aydee Virgen; Sarah DeGroot; Valentin Arvizu; Tim Thibault
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
RSA570355
Ephedra funerea
Steve Boyd, T. S. Ross, Walter Appleby
1993-3-18
7775
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
CAS-BOT-BC81846
Ephedra nevadensis
S. Boyd; D. Charlton; L. Arnseth; S. Meury; D. Nordin; R. Noyes; T. Ross
1988-4-8
1604
San Bernardino
South side of Ord Mtn. North of Lucerne Valley. 10 miles N of the Bear Valley Rd. on Camp Rock Road, Mojave Desert
1371
Comment
SD125852
Ephedra nevadensis
Steve Boyd, Et al.
1988-4-8
1604
San Bernardino
south side of Ord Mountain north of Lucerne Valley, 10 miles north of the Bear Valley Road on Camp Rock Road
1370
Comment
UCR149880
Ephedra nevadensis
Steve Boyd, Tammy Morgan
2004-3-30
10700
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
UCR264733
Ephedra nevadensis var. nevadensis
Steve Boyd, Gary D. Wallace
2011-4-14
12314 B
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
RSA515493
Ephedra viridis
Steve Boyd, Dave Bramlet
1986-6-9
1899
Tulare
Chimney Creek Canyon, side canyon south of peak 7155, S of Chimney Meadow.
1738
Comment
RSA702301
Ephedra viridis
Steve Boyd, Tammy Morgan
2004-6-1
11429
San Bernardino
Clark Mountains, western flank of the range in large canyon south of Pachalka Spring.
1433
Comment
RSA594409
Epilobium brachycarpum
Steve Boyd, Lauren Raz
1996-10-14
9086
Los Angeles
Liebre Mountains region, southwest end of Quail Lake, in seasonally flooded depression on south side of Highway 138.
1021
Comment
RSA526645
Epilobium canum subsp. canum
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-7
4218
Los Angeles
San Clemente Island: lower half of China Cyn, S end of island, W side.
Comment
SD122931
Epilobium canum subsp. canum
Steve Boyd
1985-8-7
1109
Riverside
Santa Rosa Plateau region, northwest base of Redonda Mesa on Tenaja Road, 0.8 mile east of junction with 8S01 and 8S02
Comment
RSA701707
Epilobium ciliatum
Steve Boyd, Valentin Arvizu
2004-6-8
11527
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
RSA557778
Epilobium ciliatum subsp. ciliatum
Steve Boyd, T. S. Ross
1992-4-29
7114
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
RSA600199
Epilobium foliosum
Steve Boyd, Lauren Raz
1997-5-29
9913
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
UCR22003
Epilobium paniculatum
Steve Boyd
1980-9-8
343
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau
610
Comment
RSA561120
Epipactis gigantea
Steve Boyd, Timothy S. Ross, David E. Bramlet
1993-5-12
7315
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
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
UCR15896
Epipactis gigantea
Steve Boyd
1978-4-26
780426- 08
Orange
Peninsular Range; Santa Ana Mtns., Hwy 74, 1.3 mi west of the Riverside/Orange Co. line
Comment
RSA525703
Equisetum laevigatum
Steve Boyd, Timothy S. Ross
1990-5-11
4641
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
RSA701049
Equisetum laevigatum
Steve Boyd, Amber Maurice
2004-5-18
11332
Los Angeles
Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain.
610
Comment
UCR68855
Equisetum laevigatum
Steve Boyd, T. S. Ross
1990-5-11
4641
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
UCR95725
Equisetum laevigatum
Steve Boyd, V. Soza, V. Jotikasthira, L. Raz
1996-7-11
8921
Los Angeles
Liebre Mountains, Castaic Creek, upstream from Fish Canyon
549
Comment
RSA701914
Eremalche exilis
Steve Boyd, Michael Denslow
2004-3-23
10658
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
UCR151968
Eremalche exilis
Steve Boyd, Tammy Morgan
2004-3-30
10759
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
UCR218055
Eremalche rotundifolia
Steve Boyd
2010-4-19
12263
Inyo
Mojave Desert; North Mojave Desert region, northwest base of Dublin Hills, south of Hwy 178, northwest of Shoshone
671
Comment
RSA544283
Eremocarpus setiger
Steve Boyd, T. S. Ross
1991-6-14
6364
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
RSA593561
Eremocarpus setiger
Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz
1996-7-11
8917
Los Angeles
Liebre Mountains, Fish Canyon just upstream from the confluence with Castaic Creek.
500
Comment
HSC95470
Eremogone macradenia var. arcuifolia
Steve Boyd, L. Moore, M. Wall
1997-7-24
10024
Los Angeles
Sumit of Liebre Mountain, saddle at head of N Fork Fish Canyon, N of Atmore Meadows and S of Oak Flat, along FS Rd. 7N23, 4.2 mi W of jct with 7N08.
1720
Comment
RSA0041939
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
RSA0041940
Eremogone macradenia var. arcuifolia
Steve Boyd, Laura Moore, Michael Wall
1997-7-24
10018
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
UCR225669
Eriastrum densifolium subsp. austromontanum
Steve Boyd, Valentin Arvizu
2008-8-21
12021
Kern
Sierra Nevada; Southern Sierra Nevada region, Piute Mountains, along Piute Mountain Road west of junction with Kelso Valley Road (Sageland historical marker), north of St. John Ridge
1570
Comment
UCR99468
Eriastrum densifolium subsp. austromontanum
Steve Boyd, A. C. Sanders, R. T. Hawke, S. Hawke, S. Hobbs, P. Hobbs
1997-4-2
9556
Kern
San Emigdio, Pleito Hills region, San Emigdio Ranch, ridge on the west side of Pleito Canyon, approximately 4.5 air miles due north of Antimony Peak
1220
Comment
RSA0043241
Eriastrum eremicum subsp. eremicum
Steve Boyd, LeRoy Gross
2008-4-11
11845
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
UCR230705
Eriastrum eremicum subsp. eremicum
Steve Boyd, Valentin Arvizu
2008-8-19
12009
Kern
Sierra Nevada; Southern Sierra Nevada region, Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley.
1390
Comment
RSA0122012
Eriastrum sapphirinum subsp. dasyanthum
Steve Boyd, T. S. Ross
1990-5-11
4622
Riverside
Vail Lake area, base of Agua Tibia Mtn, E of Dripping Springs campground of Cleveland National Forest, S of Hwy. 79.
549
Comment
RSA611654
Ericameria
Steve Boyd, Lauren Raz, Mike Kinney
1998-3-17
10084
Los Angeles
Liebre Mountains region: Anaverde Valley at north base of Sierra Pelona.
976
Comment
RSA601845
Ericameria cooperi
Steve Boyd, Timothy S. Ross, Laura Moore, Valerie L. Soza
1997-7-8
10007
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
RSA599337
Ericameria cooperi subsp. cooperi
Steve Boyd, Lauren Raz
1997-3-26
9365
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
UC1719688
Ericameria cooperi var. cooperi
Steve Boyd, Sula Vanderplank, Valentin Arvizu
2004-10-13
11588
San Bernardino
Mojave Desert; East Mojave Desert Region: Northern end of the Mescal Mountains, S of the Clark Mountains and Interstate 15, E of Mountain Pass
Comment
UCR58879
Ericameria linearifolia
Steve Boyd, T. S. Ross, L. Arnseth
1989-4-2
3227
Riverside
Peninsular Range, Vail Lake area, sandstone ridge between Kolb Creek and Temecula Creek, forming peninsula at SW end of Lake.
Comment
UC1928618
Ericameria paniculata
Steve Boyd
2007-10-29
11802
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
UCR160054
Erigeron breweri
Steve Boyd, Valerie Soza
2004-6-22
11538
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
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
SD152943
Erigeron foliosus var. foliosus
Steve Boyd, Tim Ross
1992-5-6
7303
San Diego
Southern Santa Ana Mountains, southern flank of Miller Mountains about upper portions of Miller Canyon.
700
Comment
UCR39560
Erigeron foliosus var. foliosus
Steve Boyd
1983-7-25
s.n.
San Bernardino
San Bernardino Mtns, Near Onyx Summit at Cienaga Seca, west of Hwy 38
2500
Comment
RSA735800
Eriodictyon tomentosum
Steve Boyd
2007-2-17
11712
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
UC1929582
Eriodictyon tomentosum
Steve Boyd
2007-2-17
11712
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
UCR200318
Eriodictyon tomentosum
Steve Boyd
2007-2-17
11712
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
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
UCR151382
Eriodictyon trichocalyx var. lanatum
Steve Boyd, Lisa Rojas
2004-5-26
11364
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
UCR108219
Eriogonum angulosum
Steve Boyd, Kent Hughes
1998-5-5
10186
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
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
UCR102412
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
1744
Comment
UCR99516
Eriogonum baileyi var. baileyi
Steve Boyd, Lauren Raz
1996-10-29
9112
Los Angeles
San Gabriel Mtns., Atmore Meadows area at the SE end of Liebre Mtn. in a tributary drainage to the North Fork Fish Canyon
1317
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
UCR151176
Eriogonum deflexum
Steve Boyd, Et al.
2004-10-13
115941
San Bernardino
Eastern Mojave Desert, Ivanpah Valley: upper bajada at NE base of the Ivanpah Mtns, south of Interstate 15
Comment
RSA522717
Eriogonum elongatum
Steve Boyd, Tim S. Ross
1989-8-28
3808
Riverside
Vail Lake area, Temecula Creek at confluence with lake and adjacent sedimentary hills to the east.
442
Comment
RSA561413
Eriogonum elongatum
Steve Boyd, Tim S. Ross, Dave Bramlet
1992-9-9
7680
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
RSA603675
Eriogonum elongatum var. elongatum
Steve Boyd
1997-9-17
10041
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.
915
Comment
SEINET6043405
Eriogonum fasciculatum
Steve Boyd
1996-6-12
8852
Ventura
Topa Topa Mtns
Comment
SD152783
Eriogonum fasciculatum var. foliolosum
Steve Boyd, Tim Ross, Mike Wall
1992-6-4
7546
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Devil Canyon at the confluence with Miller Creek Common on open benches, xeric slopes
536
Comment
RSA543197
Eriogonum fasciculatum var. polifolium
Steve Boyd, Tim S. Ross, Mike Hammitt
1991-5-2
6097
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
RSA561115
Eriogonum fasciculatum var. polifolium
Steve Boyd, Tim S. Ross, Dave Bramlet
1993-5-12
7320
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
RSA562087
Eriogonum fasciculatum var. polifolium
Steve Boyd, Tim S. Ross
1992-5-6
7285
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
UCR151352
Eriogonum fasciculatum var. polifolium
Steve Boyd, Lisa Rojas
2004-5-26
11361
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
RSA526641
Eriogonum giganteum var. formosum
Steve Boyd, Tim S. Ross, L. Arnseth
1990-4-7
4223
Los Angeles
San Clemente Island. Lower half of China Canyon, S end of island, W side.
Comment Read comments Nov 20 2012
UCR147701
Eriogonum gracile var. gracile
Steve Boyd, Et al.
2001-8-24
10428
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
SD193055
Eriogonum gracile var. incultum
Steve Boyd, Lisa Rojas
2004-5-26
11396
San Diego
Peninsular Ranges; Cuyamaca-Laguna Mountains region; In-Ko-Pah Mountains, western flank of Thing Valley, northeast of transit station Posta, Cleveland National Forest along forest service road.
1463
Comment
UCR59525
Eriogonum gracile var. incultum
Steve Boyd, L. Arnseth, T. S. Ross
1989-6-4
3606
Riverside
Butterfield Valley, Vail Lake area, Kolb Creek drainage, N extension of Woodchuck Road, north of Hwy 79
489
Comment
UCR225686
Eriogonum heermannii var. floccosum
Steve Boyd, Sula Vanderplank & Valentin Arvizu
2004-10-13
11568
San Bernardino
Eastern Mojave Desert, [SE] end of the Mescal Mtns, south of Clark Mountain and Interstate 15, [SE] of Mountain Pass
1600
Comment
RSA701167
Eriogonum inflatum
Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault
2004-5-14
11230
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
RSA701286
Eriogonum inflatum
Steve Boyd, Sula Vanderplank, Valentin Arvizu
2004-10-13
11611
San Bernardino
Ivanpah Valley: upper bajada at NE base of the Ivanpah Mtns, south of Interstate 15.
Comment
RSA702338
Eriogonum inflatum
Steve Boyd, Michael Denslow
2004-3-23
10615
San Bernardino
Lavic Mountain, southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) along powerline/pipeline access road.
Comment
SD136780
Eriogonum inflatum
Steve Boyd
1993-3-19
7796
San Bernardino
Southern base of the Avawatz Range at the mouth of Sheep Creek Springs Cyn about old mining camp at Sheep Spring.
600
Comment
RSA480020
Eriogonum inflatum var. inflatum
Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross
1988-3-10
2145
Riverside
North end Palen Mountains, 2 mi west of Palen Pass.
300
Comment
RSA485361
Eriogonum maculatum
Steve Boyd, Carol Boyd
1987-4-12
2027
Inyo
South end of Greenwater Valley, 0.3 mile NW of jtn w/ Hwy 178, 2 miles W of Shoshone.
Comment
SD215618
Eriogonum microthecum var. corymbosoides
Steve Boyd, Pesach Lubinsky
1998-8-10
10274
San Bernardino
Ridgeline east of Sugarlump (aka Bear Mountain), head of Deer Canyon.
2646
Comment
UC1584084
Eriogonum microthecum var. simpsonii
Steve Boyd
1990-10-4
5248
San Bernardino
upper part Carruther's Cyn Eastern Mojave Desert, New York Mountains, Carruther's Cyn
Comment
UC1929451
Eriogonum nudum
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10527
Tulare
Sierra Nevada; Southern Sierra Nevada region; Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak).
2509
Comment
RSA730880
Eriogonum nudum var. westonii
Steve Boyd, Valentin Arvizu
2008-5-1
11981
Kern
Piute Mountains, along Piute Mountain Road west of junction with Kelso Valley Road (Sageland historical marker), north of St. John Ridge.
1555
Comment
CAS-BOT-BC266808
Eriogonum nudum var. westonii
Steve Boyd; Dave Bramlet
1986-6-9
1910
Tulare
Chimney Creek Canyon, S. flank peak 7155, S. of Chimney Meadow, Southern Sierra Nevada
1981
Comment
RSA596433
Eriogonum ordii
Steve Boyd, Mark A. Elvin, Victoria Jotikasthira
1996-6-25
8873
Los Angeles
Liebre Mountains, West Fork Liebre Gulch in narrow side canyon to the east.
1012
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
UCR200803
Eriogonum pusillum
Steve Boyd, Valentin Arvizu
2008-5-1
11983
Kern
Southern Sierra Nevada Range, Piute Mountains, along Piute Mountain Road west of junction with Kelso Valley Road (Sageland historical marker), north of St. John Ridge
1250
Comment
UCR264734
Eriogonum pusillum
Steve Boyd, Gary D. Wallace
2011-4-14
12316
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
RSA731210
Eriogonum reniforme
Steve Boyd, LeRoy Gross
2008-4-11
11843
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
UCR199838
Eriogonum reniforme
Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault
2004-5-14
11294
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
RSA517830
Eriogonum thomasii
Steve Boyd, Orlando Mistretta
1986-3-13
1450
Riverside
West side Palen Mts.: NE of Desert Center.
Comment
UCR200299
Eriogonum thomasii
Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault
2004-5-14
11213
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
UCR68865
Eriogonum thurberi
Steve Boyd, T. S. Ross
1990-5-11
4703 A
Riverside
Vail Lake area, Cleveland National Forest, N flank and summit of Wild Horse Peak, Agua Tibia Mtns
999
Comment
CAS-BOT-BC268204
Eriogonum umbellatum var. munzii
Steve Boyd; Timothy S. Ross; Laura Moore; Valerie Soza
1997-7-8
10014
Los Angeles
Liebre Mountains Region: Upper northern flank of Liebre Mountain at head of Tentrock Canyon along dirt track northeast of Forest Service wildlife drinker site
1584
Comment
HSC94030
Eriogonum umbellatum var. munzii
Steve Boyd, L. Moore, M. Wall
1997-7-24
10020
Los Angeles
Liebre Mtns. Region, summit of Liebre Mtn., saddle between Richardson and Bear canyon along USFS Rd. 7N23, 0.05 mi. E of jct. with rd. to Bear gulch Camp
1646
Comment
RSA334999
Eriogonum wrightii var. membranaceum
Steve Boyd
1985-10-5
1190
Riverside
Harford Springs Co. Park, north edge of the Gavilan Plateau of the Gavilan Creek drainage system on the Plateau.
610
Comment
RSA701339
Eriogonum wrightii var. membranaceum
Steve Boyd, Naomi Fraga
2004-4-27
10915
San Diego
Warner Springs area, flats east of gliderport, near the Pacific Crest Trail, south of Highway 79.
Comment
UCR148394
Eriogonum wrightii var. membranaceum
Steve Boyd, LeRoy Gross
2004-5-4
11156
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
UCR138559
Eriogonum wrightii var. subscaposum
Steve Boyd, D. E. Bramlet
1988-10-8
2866
Riverside
San Jacinto Mtns. area, Cahuilla Mountain, SW of Anza at head of Bautista Canyon, along the crest of the mountain
1707
Comment Read comments Sep 3 2020
SD232180
Eriophyllum ambiguum var. paleaceum
Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky
2003-4-17
10480
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
RSA515488
Eriophyllum confertiflorum
Steve Boyd, David E. Bramlet
1986-6-9
1882
Tulare
Chimney Creek Canyon, side canyon south of peak 7155, S of Chimney Meadow.
1738
Comment
RSA527603
Eriophyllum confertiflorum
Steve Boyd, Timothy S. Ross, L. Arnseth
1990-4-8
4428
Los Angeles
San Clemente Island: E side of canyon, Bryce Canyon near Malo Point.
Comment
UCR148517
Eriophyllum confertiflorum
Steve Boyd, V. Arvizu
2004-6-8
11479
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
SBBG96630
Eriophyllum confertiflorum var. confertiflorum
S. Boyd with T. Ross, L. Arnseth
1990-4-6
4159
Los Angeles
Lemon Tank Cyn (used as dumping area)
274
Comment
UC1719680
Eriophyllum confertiflorum var. confertiflorum
Steve Boyd, Naomi Fraga
2004-4-27
10986
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
HSC85255
Eriophyllum multicaule
Steve Boyd
1986-4-22
1741
Riverside
Stable alluvial benches of Indian Wash just S of Interstate Hwy 15
Comment
RSA527604
Eriophyllum nevinii
Steve Boyd, Timothy S. Ross, L. Arnseth
1990-4-8
4431
Los Angeles
San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon.
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
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
RSA598116
Erodium cicutarium
Steve Boyd, Lauren Raz
1997-3-4
9141
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
RSA600361
Erodium cicutarium
Steve Boyd, Lauren Raz
1997-5-28
9876
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
RSA701485
Erodium cicutarium
Steve Boyd, Tammy Morgan
2004-3-30
10728
San Bernardino
Southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) lower slopes and wash at base of hill topped with communication towers, along powerline road.
854
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
RSA570264
Erodium cicutarium
Steve Boyd
1993-3-19
7806
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
RSA525437
Erodium macrophyllum
Steve Boyd, Dave Bramlet
1990-4-29
4482
Riverside
Lake Skinner County Park, S flank of Bachelor Mountain.
Comment
RSA543135
Erodium macrophyllum
Steve Boyd, T. S. Ross, Mike Hammitt
1991-5-2
6124
Riverside
Vail Lake region, summit of Oak Mountain, N of lake near Henderson benchmark.
823
Comment
RSA702395
Erodium texanum
Steve Boyd, Michael Denslow
2004-3-23
10668
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
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
UCR151971
Erodium texanum
Steve Boyd, Tammy Morgan
2004-3-30
10754
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
UCR51983
Erodium texanum
Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross
1988-3-10
2183
Riverside
Sonoran (Colorado) Desert, NW end McCoy Mtns, NW of Blackjack Mine
400
Comment
RSA702268
Erysimum capitatum
Steve Boyd, LeRoy Gross
2004-5-4
11140
San Diego
Hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05.
899
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
RSA736013
Eschscholzia caespitosa
Steve Boyd, Valentin Arvizu
2004-6-8
11461
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
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
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
RSA560496
Eschscholzia californica var. douglasii
Steve Boyd, Tim S. Ross, M. Wall
1992-6-2
7496
San Diego
Southern Santa Ana Mts., San Mateo Canyon Wilderness Area. Devil Canyon from confluence with ''Miller Creek'' downstream approximately one mile.
487
Comment
RSA599283
Eschscholzia californica var. peninsularis
Steve Boyd, Lauren Raz
1997-3-31
9419
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
CAS-BOT-BC83136
Eschscholzia minutiflora
Steve Boyd; S. Meury; R. Noyes; L. Arnseth; D. Nordin; T. Ross
1988-3-10
2116
Riverside
North end of Palen Mountains, 2 miles west of Palen Pass.
300
Comment
SBBG87720
Eschscholzia minutiflora
S. Boyd
1986-2-6
1246
Imperial
large cyn at SE end of Cargo Muchacho Mts, 5.4 mi NE of I-8 off Sidewinder Rd and Powerline Rd
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
UC1929593
Eucalyptus globulus
Steve Boyd, Rick Riefner
2007-1-16
11710
San Diego
Coastal Plains & Basins; South Coastal Plain region; Solana Beach, southern shore of San Elijo Lagoon between Highway 5 and Pacific Coast Highway.
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
SD241044
Eucrypta chrysanthemifolia
Steve Boyd
2010-4-18
12246
Inyo
Mojave Desert: North Mojave Desert region: Northwest base of Dublin Hills, south of Hwy 178, northwest of Shoshone.
641
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
RSA480086
Eucrypta micrantha
Steve Boyd, S. Meury, L. Arnseth, Richard Noyes, D. Nordin, Tim S. Ross
1988-3-10
2175
Riverside
Palen Pass at the north end of the Palen Mountains.
500
Comment
UCR21977
Euphorbia albomarginata
Steve Boyd
1980-5-5
206
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau
610
Comment
RSA776740
Euphorbia micromera
Steve Boyd, Sula Vanderplank, Valentin Arvizu
2004-10-13
11603
San Bernardino
Ivanpah Valley: upper bajada at NE base of the Ivanpah Mtns, south of Interstate 15.
Comment
SBBG55058
Euphorbia misera
S. Boyd
1980-3-24
BC 045
Unknown
10 mi S of El Rosario off Mex 1
Comment
RSA570334
Euphorbia ocellata subsp. ocellata
Steve Boyd, T. S. Ross, Walter Appleby
1993-3-19
7830
San Bernardino
Southern base of the Avawatz Range on lower third of alluvial fan below Sheep Creek Springs Canyon
200
Comment
HSC84953
Euphorbia palmeri
Steve Boyd
1983-7-25
San Bernardino
San Bernardino Mtns., near Onyx Summit at Cienaga Seca, W of Hwy. 38
2500
Comment
HSC85736
Euphorbia palmeri
Steve Boyd
1983-7-25
San Bernardino
San Bernardino Mtns., near Onyx Summit at Cienaga Seca, W of Hwy. 38
2500
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
UCR21194
Euphorbia polycarpa
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
RSA593774
Euphorbia spathulata
Steve Boyd, Orlando Mistretta, John Dolan
1996-4-18
8557
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
HSC101615
Euphorbia vallis-mortae
Steve Boyd, V. Arvizu
2008-8-21
12019
Kern
Sierra Nevada; Southern Sierra Nevada region; Piute Mountains, western edge of Kelso Valley below lower Esperanza Canyon at eastern base of Sorrell Peak
1311
Comment
UCR52013
Fagonia laevis
Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, et al.
1988-3-10
2203
Riverside
Sonoran (Colorado) Desert, NW end McCoy Mtns, NW of Blackjack Mine
400
Comment
RSA702229
Fallugia paradoxa var. acuminata
Steve D. Boyd, Tammy Morgan
2004-6-1
11419
San Bernardino
Clark Mountains, western flank of the range in large canyon south of Pachalka Spring.
1433
Comment
UCR92643
Festuca arundinacea
Steve Boyd
1985-7-23
1016 B
Riverside
Peninsular Range, De Luz Road, 8 mi west of Rancho California. Side canyon of Sandia Creek
305
Comment
HSC66779
Festuca idahoensis
D. Boyd, Tim Messick, T. A. Ranker, M. Eichelberger
1980-5-24
78
Del Norte
638
Comment
UCR39589
Festuca kingii
Steve Boyd
1983-7-25
s.n.
San Bernardino
San Bernardino Mtns, Near Onyx Summit at Cienaga Seca, west of Hwy 38
2500
Comment
UCR22057
Festuca microstachys
Steve Boyd
1980-4-13
121
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau
610
Comment
UCR200700
Festuca myuros var. hirsuta
Steve Boyd, Naomi Fraga
2004-4-27
10951
San Diego
Peninsular Ranges; Anza Bench region, Warner Springs area, rolling terrain near the Pacific Crest Trail, south of Hwy 79 and west of the Warner Springs Resort
898
Comment
SD152989
Festuca perennis
Steve Boyd, Tim Ross
1992-5-4
7173
Riverside
San Mateo Canyon Wilderness Area. Oak Flats area east of Verdugo Potrero. Near junction of Lucas Canyon and Verdufo Trails.
730
Comment
RSA496369
Filago arizonica
Steve Boyd, Timothy S. Ross, Laurel Arnseth
1989-3-19
3043
Riverside
Vail Lake area, 0.75 mile NW of dam, S flank Oak Mountain
622
Comment
RSA524432
Filago arizonica
Steve Boyd, Timothy S. Ross, Laurel Arnseth, Jaime Bonilla
1990-4-3
4048
Riverside
Vail Lake area, summit of 'Big' Oak Mountain at E end.
793
Comment
RSA524600
Filago arizonica
Steve Boyd, Timothy S. Ross, Laurel Arnseth
1990-3-29
3915
Riverside
Vail Lake area, summit of 'Big' Oak Mt., N of lake
793
Comment
RSA524419
Filago californica
Steve Boyd, J. Bonilla, Timothy S. Ross, L. Arnseth
1990-4-3
4111
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
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
RSA543588
Filago californica
Steve Boyd, L. Arnseth, Orlando Mistretta
1991-5-6
6140
Riverside
Santa Ana Mountains, S side of Elsinore Peak.
1037
Comment
RSA600144
Filago californica
Steve Boyd, Lauren Raz
1997-5-6
9736
Los Angeles
Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek.
500
Comment
RSA701688
Filago californica
Steve Boyd, Valentin Arvizu
2004-6-8
11484
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
UCR120621
Filago californica
Steve Boyd, T. S. Ross
1988-4-28
2241
Los Angeles
San Gabriel Mtns., W end of mtns., Angeles National Forest. Sand Canyon, east of Saugus. In small side canyon
793
Comment
UCR225189
Filago californica
Steve Boyd, Susan Jett
2008-3-20
11831
Riverside
Peninsular Ranges; Santa Ana Mountains region, Eastern flank of the range along El Cariso Truck Trail ca. 0.5 mi north of Highway 74. (33 deg. 39'26"N, 117 deg. 24'25"W).
732
Comment
UCR48530
Filago californica
Steve Boyd
1986-4-19
1695
Riverside
Peninsular Range, Temescal Canyon, east side of Indian wash between I-15 and Temescal Canyon Road
351
Comment
RSA527731
Filago californica
Steve Boyd
1990-4-8
4298
Los Angeles
San Clemente Island: E side of canyon, Bryce Canyon near Malo Point.
Comment
RSA387348
Filago depressa
Steve Boyd, M. Doyle, B. Roy, Sara Meury
1986-4-12
1667
San Bernardino
Lucerne Valley, just E of Rabbit Dry Lake, off Hwy. 18.
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
RSA544413
Frankenia salina
Steve Boyd, T. S. Ross
1991-6-14
6381
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
CAS-BOT-BC211036
Fraxinus velutina
Steve Boyd; LeRoy Gross
2004-5-4
11143
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
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
CAS-BOT-BC130238
Fritillaria biflora
Steve Boyd
1986-4-2
1581
Riverside
Gavilan Plateau, Gavilan Hills: Harford Springs County Park
640
Comment
RSA501076
Fritillaria biflora
Steve Boyd, Timothy S. Ross, Laurel Arnseth
1989-4-2
3194
Riverside
Vail Lake Area, W end of bench on S flank of Oak Mountain.
548
Comment
RSA524461
Fritillaria biflora
Steve Boyd, Timothy S. Ross, Laurel Arnseth, J. Bonilla
1990-4-3
4064
Riverside
Vail Lake area, summit of 'Big' Oak Mountain at E end.
793
Comment
RSA524592
Fritillaria biflora
Steve Boyd, Timothy S. Ross, Laurel Arnseth
1990-3-29
3907
Riverside
Vail Lake area, summit of Big Oak Mountain, N of lake.
793
Comment
RSA552727
Fritillaria biflora
Steve Boyd, Timothy S. Ross
1992-3-31
6769
Riverside
Santa Ana Mountains, Elsinore Peak.
1012
Comment
RSA771883
Fritillaria biflora
Steve Boyd
2010-5-28
12283
Riverside
Elsinore Peak, southeast of peak, north of trail along old Main Divide Road east of road up to communications towers
1012
Comment
RSA562050
Fritillaria biflora
Steve Boyd, Timothy S. Ross
1992-4-1
6779
Riverside
Santa Ana Mountains., Elsinore Peak area, S of Lake Elsinore. South base of Peak (3448) to SE of Elsinore Peak area.
1000
Comment
RSA525438
Funastrum cynanchoides var. hartwegii
Steve Boyd, D. E. Bramlet
1990-4-29
4483
Riverside
Lake Skinner County Park, S flank of Bachelor Mountain.
Comment
RSA475291
Funastrum hirtellum
Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, Timothy S. Ross
1988-3-10
2099
Riverside
North end Palen Mountains, 2 mi west of Palen Pass
300
Comment
RSA735224
Funastrum hirtellum
Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault
2004-5-14
11246
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
GH385982
Galium angustifolium
S. D. Boyd, A. C. Sanders, R. T. Hawke, Shaun Hawke, Susan Hobbs & Paul Hobbs
1997-4-20
9576
Unknown
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, T10N R21W N 1/2 sec. 22
1097
Comment
UCR147765
Galium angustifolium
Steve Boyd, LeRoy Gross
2004-5-4
11145
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
UCR160029
Galium angustifolium
Steve Boyd, V. Arvizu
2004-6-8
11500
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
UCR199801
Galium angustifolium
Steve Boyd, Lisa Rojas
2004-5-26
11374
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
RSA602320
Galium angustifolium subsp. angustifolium
Steve D. Boyd, Lauren Raz
1997-6-17
9940
Los Angeles
Liebre Mountains region: Little Burnt Peak, at the divide between the head of Fish and Burnt canyons, north of Burnt Peak and southeast of Sawmill Mountain summit.
1597
Comment
SBBG101768
Galium angustifolium subsp. angustifolium
S. Boyd, T. Ross
1991-6-14
6404
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
SD136759
Galium angustifolium subsp. angustifolium
Steve Boyd, Tim Ross, Mike Wall
1992-6-4
7539
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Devil Canyon at the confluens with Miller Creek Common on open sandy benches
536
Comment
SBBG96665
Galium aparine
S. Boyd with T. Ross, L. Arnseth
1990-4-7
4243 b
Los Angeles
lower half of China Cyn, W side
Comment
CAS-BOT-BC217475
Galium catalinense
Steve Boyd; Tim Ross; Laurel Arnseth
1990-4-7
4263
Los Angeles
Lower half of Chna Cyn, S end of island, W side, San Clemente Island
Comment
RSA619917
Galium hilendiae
Steve D. Boyd, Valerie Soza, Kazuyuki Kashiwase
1998-7-1
10242
San Bernardino
San Bernardino Mountains: North base of Blackhawk Mountain, southwest of Round Mountain.
1463
Comment
UCR200729
Galium porrigens var. porrigens
Steve Boyd, Tammy Morgan
2004-5-11
11192
Ventura
Transverse Ranges; Mount Pinos region, Topa Topa Mtns, east of Sespe Canyon near upper end of Tar Creek Road and trail
Comment
RSA735314
Galium stellatum var. eremicum
Steve D. Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault
2004-5-14
11268
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
UCR199832
Galium stellatum var. eremicum
Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault
2004-5-14
11268
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
SBBG96999
Gambelia speciosa
S. Boyd with T. Ross, L. Arnseth
1990-4-6
4161
Los Angeles
Lemon Tank Cyn
274
Comment
UC1871081
Garrya flavescens
Steve Boyd, Chris Frazier
1993-4-24
8009
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. Along trail extending south from end of Woodchuck rd. T8S R1W; SE 1/4, NE 1/4 sec. 32. Elev. 2600-2900 feet.
Comment
UCR48471
Garrya veatchii
Steve Boyd, C. Boyd, B. Roy
1986-2-2
1203
San Diego
Hwy 79 near 'Maggies Place' a cafe in Dodge Valley
Comment
UCR148741
Gaura coccinea
Steve Boyd, Tammy Morgan
2004-6-1
11413
San Bernardino
Eastern Mojave Desert, Clark Mountain, west flank of the range in large canyon south of Pachalka Spring
1800
Comment
UCR39475
Gayophytum diffusum subsp. parviflorum
Steve Boyd
1983-7-25
s.n.
San Bernardino
San Bernardino Mtns, Near Onyx Summit at Cienaga Seca, west of Hwy 38
2500
Comment
CAS-BOT-BC303591
Geraea canescens
Steve Boyd; Tammy Morgan
2004-3-30
10737
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 Rd
600
Comment
RSA702330
Geraea canescens
Steve Boyd, Michael Denslow
2004-3-23
10613
San Bernardino
Lavic Mountain, southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) along powerline/pipeline access road.
Comment
UCR148393
Geraea canescens
Steve Boyd, Michael Denslow
2004-3-23
10676
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
RSA670264
Gilia
R. S. Boyd, Carter
1978-3-17
s.n.
San Bernardino
Barstow.
Comment
RSA726102
Gilia
Steve Boyd, Michael Denslow
2004-3-23
10663
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
RSA523543
Gilia angelensis
Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla
1990-4-2
4003
Riverside
Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station.
488
Comment
RSA543771
Gilia angelensis
Steve Boyd, T. S. Ross, Mike Hammitt
1991-5-2
6031
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
SBBG101794
Gilia angelensis
S. Boyd with T. Ross, M. Hammitt
1991-5-2
6031
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
RSA359866
Gilia angelensis
Steve Boyd
1986-4-2
1615
Riverside
Gavilan Plateau, Gavilan Hills, Harford Springs County Park.
610
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
SD220077
Gilia brecciarum
Steve Boyd, Valentin Arvizu
2008-5-1
11899
Kern
Piute Mountains, lower Experanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley.
1372
Comment
UCR52237
Gilia cana subsp. speciformis
Steve Boyd, C. Boyd
1987-4-12
2004
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
RSA593001
Gilia capitata subsp. abrotanifolia
Steve Boyd
1996-4-25
8731
Los Angeles
Liebre Mountains, southwestern flank of Liebre Mountain, north side of Cold Canyon along Forest Service Road 7N23 ca 1.1 road miles N of jtn with 7N22.
1415
Comment
RSA599848
Gilia capitata subsp. abrotanifolia
Steve Boyd, Lauren Raz
1997-5-6
9764
Los Angeles
Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek.
500
Comment
RSA507951
Gilia diegensis
Steve Boyd, C. Boyd, Kyle A. Boyd, Richard Noyes, L. Arnseth
1988-5-28
2269
Riverside
Cahuilla Mountain, west of Anza, mostly along the crest.
1500
Comment
RSA701587
Gilia diegensis
Steve Boyd, Naomi Fraga
2004-4-27
10928
San Diego
Warner Springs area, flats east of gliderport, near the Pacific Crest Trail, south of Highway 79.
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
UCR64877
Gilia leptantha subsp. purpusii
Steve Boyd, D. E. Bramlet
1986-6-9
1906
Tulare
Southern Sierra Nevada Mtns, Chimney Creek Canyon, saddle on east flank of Peak 7155 [7125] , south of Chimney Meadow
2141
Comment
UCR151415
Gilia modocensis
Steve Boyd, Valerie Soza
1998-4-28
10178
Los Angeles
Liebre Mtns, Antelope Valley, at foot of Portal Ridge along Lancaster Road, just south of the junction with Calif. Hwy 138, west of Fairmont
Comment
RSA0116706
Gilia ochroleuca
Steve Boyd, Valentin Arvizu
2008-5-1
11908
Kern
Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley.
1372
Comment
CAS-BOT-BC402003
Gilia ochroleuca subsp. bizonata
Steve Boyd; Lauren Raz
1997-4-30
9635
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
914
Comment
CAS-BOT-BC407803
Gilia ochroleuca subsp. exilis
Steve Boyd; Tim Ross; Laurel 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 Sta.
609
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
UCR67348
Gilia ochroleuca subsp. exilis
Steve Boyd, T. S. Ross, L. Arnseth, J. Bonilla
1990-4-2
4016
Riverside
Peninsular Range, Vail Lake area, lower slopes of Agua Tibia Mtn. along Hwy 79, east of USFWS Dripping Springs Guard Station
610
Comment
RSA480028
Gilia scopulorum
Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross
1988-3-10
2157
Riverside
Palen Pass at the north end of the Palen Mountains.
500
Comment
RSA515217
Gilia sinuata
Steve Boyd, Orlando Mistretta
1986-3-31
1528
Los Angeles
Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills.
Comment
RSA480027
Gilia stellata
Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross
1988-3-10
2158
Riverside
Palen Pass at the north end of the Palen Mountains.
500
Comment
UCR51949
Gilia stellata
Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross
1988-3-10
2111
Riverside
Sonoran (Colorado) Desert, N end of the Palen Mtns, 2 miles west of Palen Pass
300
Comment
UCR218730
Githopsis diffusa
Steve Boyd
2010-6-9
12296
San Diego
Santa Ana Mountains, Head of ''Mud Creek'', a tributary of Devil Canyon; along Margarita Peak Road (8S01) southwest of ''Sky Ranch'
732
Comment
UCR61091
Githopsis diffusa
Steve Boyd, K. A. Boyd, Richard Noyes, L. Arnseth, C. Boyd
1988-5-28
2307
Riverside
San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest
1700
Comment
RSA525345
Githopsis diffusa subsp. candida
Steve Boyd, A. C. Sanders, Mark Skinner
1990-4-28
4442 -B
Riverside
Vail Lake area, summit of Big Oak Mtn, N of lake
762
Comment
RSA395909
Githopsis diffusa subsp. diffusa
Steve Boyd
1986-4-22
1771
Riverside
Temescal canyon: Terrace escarpment E side of Indian Wash, S of I-15.
Comment
RSA559485
Githopsis diffusa subsp. diffusa
Steve Boyd, Timothy S. Ross
1992-4-28
7081
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
RSA593468
Glycyrrhiza lepidota
Steve Boyd, Michael Wall
1996-5-16
8782
Los Angeles
Liebre Mountains, confluence of Ruby Canyon and Elizabeth Lake Canyon at northwest end of Red Mountain.
585
Comment
RSA601041
Gnaphalium californicum
Steve Boyd, Lauren Raz
1997-6-18
9974
Los Angeles
Liebre Mountains region: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring.
1183
Comment
RSA562093
Gnaphalium luteoalbum
Steve Boyd, Orlando Mistretta
1992-4-23
7041
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
RSA594393
Gnaphalium luteoalbum
Steve Boyd, Lauren Raz
1996-10-14
9070
Los Angeles
Liebre Mountains region, north shore of Elizabeth Lake, Pine Canyon south of Portal Ridge at Angeles National Forest picnic area.
1000
Comment
UCR147705
Gnaphalium luteoalbum
Steve Boyd, Aydee Virgen
2004-4-13
108665
Riverside
Peninsular Ranges/Santa Ana Mtns region, San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon
Comment
RSA535469
Gnaphalium microcephalum
Steve Boyd, Tim Ross, Orlando Mistretta
1992-2-2
6644
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
RSA544284
Gnaphalium palustre
Steve Boyd
1991-6-14
6363
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
UC1928420
Gnaphalium palustre
Steve Boyd, Carol Boyd
2007-9-16
11761
Inyo
Sierra Nevada; Rock Creek Lake Drainage, Kenneth Lake, on Tamarack Bench west of Wheeler Ridge and East Fork of Rock Creek.
Comment
RSA594639
Gnaphalium thermale
Steve Boyd, Lauren Raz
1996-10-29
9116
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
UCR39489
Gnaphalium thermale
Steve Boyd
1983-7-25
s.n.
San Bernardino
San Bernardino Mtns, Near Onyx Summit at Cienaga Seca, west of Hwy 38
2500
Comment
UCR99505
Gnaphalium thermale
Steve Boyd, L. Raz
1996-10-29
9116
Los Angeles
San Gabriel Mtns., Atmore Meadows area at the SE end of Liebre Mtn. in a tributary drainage to the North Fork Fish Canyon
1317
Comment
RSA611831
Goodmania luteola
Steve Boyd, J. Mark Porter, Zel Lederman
1998-4-27
10150
Los Angeles
Mojave Desert: Antelope Valley region, north of Lake Los Angeles (aka Lovejoy Lake) in valley between Lovejoy and Saddleback buttes, along 170th Street, just east of Challenger Middle School.
793
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
RSA515463
Guillenia lasiophylla
Steve Boyd
1987-4-12
1984
Inyo
North end of Greenwater Valley, 3.2 miles S of Dante's View Road, just outside Death Valley National Monument area
Comment
RSA524583
Guillenia lasiophylla
Steve Boyd, L. Arnseth, J. Bonilla, Tim Ross
1990-4-3
4131
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
RSA543153
Guillenia lasiophylla
Steve Boyd, Mike Hammitt
1991-5-2
6103
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
UC1584126
Guillenia lasiophylla
Steve Boyd, Tim Ross, and Laurel Arnseth
1990-3-29
3875
Riverside
ridge at n side mouth of Temecula Creek Canyon (and adjacent benches of s flank of Big Oak Mtn); Vail Lake Area
396
Comment
UCR112651
Gutierrezia californica
Steve Boyd
1980-5-11
259
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
RSA500143
Gutierrezia sarothrae
Steve Boyd, L. Arnseth
1989-6-4
3653
Riverside
Vail Lake area, W base of hills between Temecula and Wilson Creeks.
488
Comment
UCR71595
Haplopappus canus
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-8
4308
Los Angeles
Channel Islands, San Clemente Island: E side of the island, near Malo Point, first canyon south of Bryce Canyon
Comment
HSC85268
Harpagonella palmeri
Steve Boyd
1986-4-22
1767
Riverside
Temescal Canyon: E side of Indian Wash, S of I-15.
Comment
SD152909
Harpagonella palmeri
Steve Boyd, Tim Ross
1992-5-6
7302
San Diego
So. Santa Ana Mtns, 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. Mostly on clay soils developed on basalt.
701
Comment
SD181664
Harpagonella palmeri
Steve Boyd
2001-4-12
10414
Riverside
Gavilan Hills Region; southeast base of Alberhill Mountain on flats north of Nichols Road and west of Pierce Street.
Comment
SEINET3242793
Harpagonella palmeri
Steve Boyd
1986-1
1644
Riverside
Temescal Canyon: Along DePalma Road between Indian Truck Trail and Horsethief Canyon.
Comment
UC1563040
Harpagonella palmeri
Steve Boyd, Tim Ross, Laurel Arnseth
1989-3-19
3045
Riverside
Vail Lake area 0.75 mi nw, s flank Oak Mountain dam; Vail Lake area, s flank Oak Mountain
621
Comment
UCR59677
Harpagonella palmeri
Steve Boyd, T. S. Ross, L. Arnseth
1989-3-19
3036
Riverside
Peninsular Range, Vail Lake area, 0.5 mi WNW of dam, S flank Oak Mountain
488
Comment
UCR59754
Harpagonella palmeri
Steve Boyd, T. S. Ross, L. Arnseth
1989-3-19
3029
Riverside
Peninsular Range, Vail Lake area, 0.5 mi WNW of dam, S flank Oak Mountain
488
Comment
UCR60270
Harpagonella palmeri
Steve Boyd, T. S. Ross, L. Arnseth
1989-4-1
3133
Riverside
Peninsular Range, Vail Lake area, 2 mi west of dam, at edge of escarpment east of Pauba Valley
549
Comment
RSA0066602
Harpagonella palmeri
Steve Boyd
1992-4-18
6901
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
RSA0066622
Harpagonella palmeri
Steve Boyd
1986-5-1
1790
Riverside
Southwestern Perris Basin: Hill W of Skunk Hollow.
Comment
UCR79233
Helenium puberulum
Steve Boyd, T. S. Ross
1992-4-29
7139
San Diego
Peninsular Range; Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area: San Mateo Canyon from eastern-most segment of the Clark Trail downstream to the border w/ Camp Pendleton
213
Comment
RSA561128
Helianthemum scoparium
Steve Boyd, Timothy S. Ross, Bob Boyd
1992-5-6
7307
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
RSA560291
Helianthus gracilentus
Steve Boyd, T. S. Ross, Michael Wall
1992-6-4
7544
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Devil Canyon at the confluence with 'Miller Canyon'
537
Comment
RSA573299
Helianthus gracilentus
Steve Boyd, T. S. Ross
1994-9-14
8356
Orange
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, Lucas Canyon just downstream of Lucus Canyon Trail crossing near old mining camp.
Comment
RSA522291
Heliotropium amplexicaule
Steve Boyd
1990-2-3
3824
Los Angeles
San Gabriel Mountains, base of range at Padua Hills, just W of mouth of San Antonio Canyon
Comment
RSA594349
Heliotropium curassavicum var. oculatum
Steve Boyd, Lauren Raz
1996-10-14
9035
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
CAS-BOT-BC453462
Hemitomes congestum
Jean Boyd; Marie Kelly
1950-7-11
s.n.
Mendocino
Fort Bragg
Comment
UCR22100
Hemizonia fasciculata
Steve Boyd
1980-5-21
296
Riverside
Gavilan Hills, Harford Springs County Park, on the NW corner of the Gavilan plateau.
Comment
UCR22159
Hemizonia kelloggii
Steve Boyd
1980-5-11
256
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
UCR147719
Hemizonia mohavensis
Steve Boyd, Et al.
2001-8-24
10430
Kern
Mojave Desert; West Mojave Desert; SE Southern Sierra Nevadas, Short Canyon, basin at head of deeply entrenched canyon near base of mountains
1155
Comment
RSA544391
Hemizonia paniculata
Steve Boyd
1991-5-30
6319
Riverside
Winchester Valley, SE end of Double Butte, just N of Winchester, 1/2 mile W of Highway 79
457
Comment
RSA561589
Hemizonia pungens subsp. pungens
Steve Boyd, Orlando Mistretta
1993-6-10
8188
Los Angeles
Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Along Santa Clara Rd (3N17.9), 1/4 mile E of May Canyon Saddle, just north of May Peak.
914
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
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
HSC66055
Hesperocyparis macnabiana
D. Boyd, M. Eichelberger, Tim Messick, T. Ranker
1980-4-19
40
Lake
Along Walker Ridge Rd., 1 mi. N of junction with access to Indian Valley Dam
Comment
UCR79212
Hesperolinon micranthum
Steve Boyd, T. S. Ross
1992-5-4
7196
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats area east of Verdugo Potrero
732
Comment
SD136992
Hesperoyucca whipplei
Steve Boyd, Tim Ross
1992-5-4
7200
Riverside
Southern Santa Ana Mountains; San Mateo County Wilderness Area; Oak flats area east of Verduga Potrero.
730
Comment
RSA0072403
Heteromeles arbutifolia
Steve D. Boyd, Bart O'Brien
1998-1-13
10071
Orange
Santa Ana Mountains: north end of the range, W of Sierra Peak along Main Divide Road (3S04), ca. 0.5 mi from summit of peak near head of Coal canyon.
774
Comment
UCR143136
Heteromeles arbutifolia
Steve Boyd
1997-9-17
10038 B
Los Angeles
San Gabriel Mtns., Knapp Ranch area, upper end of Castaic Creek drainage in broad alluvial valley at head of Cienega Canyon, south of Liebre Mountain
976
Comment
RSA0072394
Heteromeles arbutifolia
Steve Boyd, Tim Ross, L. Arnseth
1990-3-30
3959
Riverside
Vail Lake area, westerly draining canyon a N base of 'Big' Oak Mtn.
640
Comment
RSA0074078
Heterotheca grandiflora
Steve Boyd, Lauren Raz
1996-9-24
8925
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
UCR22150
Heterotheca grandiflora
Steve Boyd
1980-12-13
363
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau
Comment
RSA600370
Hirschfeldia incana
Steve Boyd, Lauren Raz
1997-5-28
9867
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
RSA335005
Hoita macrostachya
Steve Boyd
1985-7-30
1049
Riverside
De Luz Rd., 10.4 miles west of Rancho California. Where east branch of De Luz creek first crosses the road
Comment
SD122905
Hoita macrostachya
Steve Boyd
1985-7-30
1049
Riverside
De Luz Road, 10.4 miles west of Rancho California, in wet sand along stream at the point where east branch of De Luz Creek first crosses the road
Comment
UCR119541
Holocarpha heermannii
Steve Boyd
1998-10-7
10299
Los Angeles
West Mojave Desert/Transverse Range, Liebre Mtns. Region. Southern edge of the Antelope Valley at the N base of Portal Ridge, along 180th Street West, near the California Aqueuct, east of mouth of Broad Canyon
915
Comment
RSA575896
Holocarpha virgata subsp. elongata
Steve Boyd
1994-10-14
8389
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 Read comments May 20 2012
CAS-BOT-BC152746
Holodiscus microphyllus var. microphyllus
Steve Boyd; Dave Bramlet
1986-6-9
1925
Tulare
Chimney Creek Canyon, saddle on E. flank Peak 7155, S. of Chimney Meadow - Southern Sierra Nevada Mts.
2133
Comment
RSA520762
Hordeum brachyantherum
Steve Boyd, D. Bramlet
1986-6-9
1952
Tulare
Southern Sierra Nevada Mtns-Chinmey Creek Canyon at Chimney Meadow, N. base peak 7155.
1860
Comment
RSA572999
Hordeum brachyantherum subsp. californicum
Steve Boyd
1986-4-19
1717
Riverside
Warm Springs Valley, Alberhill Creek E of Nichols Road.
Comment
RSA595136
Hordeum intercedens
Steve Boyd, Dave Bramlet
1996-4-19
8592
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
RSA562582
Hordeum murinum subsp. glaucum
Steve Boyd, Walter Appleby
1993-4-22
7988
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
RSA611631
Hordeum murinum subsp. glaucum
Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter
1998-3-24
10113
Los Angeles
Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon., Near 34? 27' 04.5''N 118? 27' 10.4'' W
609
Comment
RSA500089
Hordeum murinum subsp. leporinum
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-4-2
3222
Riverside
Vail Lake area, riparian woodland area at N end of Kolb Creek, near campground.
457
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
SD136957
Hordeum vulgare
Steve Boyd, Tim Ross
1992-6-9
7614
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Upper southern flank of Miller Mountain, along dirt road within private inholding at base of east-most high plateau
730
Comment
RSA562550
Hordeum vulgare var. trifurcatum
Steve Boyd, Orlando Mistretta
1993-5-11
8131
Los Angeles
Western San Gabriel Mtns, north of Sylmar and south of Santa Clarita, within rhe Tujunga Ranger District of the Angeles National Forest, along Placerita canyon Road within Placerita canyon
488
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
UC1606620
Horkelia truncata
Steve Boyd, Tim Ross
1992-6-4
7590
San Diego
SW of Sky Ranch (SE edge of wilderness in upper Devil Canyon drainage, along Forest Service Road 8S01); Southern Santa Ana Mountains, San Mateo Canyon Wilderness Ar
731
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
CHSC101720
Hosackia crassifolia var. crassifolia
Steve Boyd; M. Denslow, A. Maurice, S. Swartzentruber, A. Virgen
2003-6-27
10517
Tulare
Sierra Nevada; Southern Sierra Nevada region; Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak). WUTM Zone 11; 3971224N 402995E.
2509
Comment
UCR40562
Hydrocotyle ranunculoides
Steve Boyd
1985-8-7
1107
Riverside
Santa Ana Mtns., Santa Rosa Plateau, Santa Rosa Plateau, NW base of Redonda Mesa on Tenaja Road, 0.8 mi east of the junction w/ 8S01 & 8S02
671
Comment
RSA480011
Hymenoclea salsola
Steve Boyd, Richard Noyes, L. Arnseth, D. Nordin, Timothy S. Ross
1988-3-10
2132
Riverside
North end Palen Mountains, 2 mi west of Palen Pass.
300
Comment
RSA611662
Hymenoclea salsola
Steve Boyd, Lauren Raz, Mike Kinney
1998-3-17
10092
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
OBI37554
Hypericum scouleri
Steve Boyd
1985-8-7
1098
San Diego
Santa Rosa Plateau region. Forest Service Rd 8S02, 2.3 mi W of Johnson Ranch (jtn 8S01 & 8S02)
Comment
RSA496137
Hypochaeris glabra
Steve Boyd
1989-3-19
3024
Riverside
Vail Lake area,1 mile W of Lake
610
Comment
UCR21913
Hypochaeris glabra
Steve Boyd
1980-5-8
s.n.
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau
625
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
UC1929976
Hyptis emoryi
Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky
2003-4-17
10463
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
RSA561441
Isocoma menziesii
Steve Boyd, Tim Ross, Orlando Mistretta
1992-10-2
7707
San Diego
Southern Santa Ana Mountains: San Mateo Canyon Wilderness Area. Southwestern edge of the wilderness in lower Devil Canyon, upstream about 1 mile from the confluence with San Mateo Canyon.
183
Comment
RSA593483
Isolepis cernua
Steve Boyd, Orlando Mistretta, Valerie Soza
1996-6-12
8846
Los Angeles
Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon.
549
Comment
RSA594469
Isolepis cernua
Steve Boyd, Lauren Raz
1996-9-24
8939
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
SD136983
Isolepis cernua
Steve Boyd, Tim Ross, Dave Bramlet
1993-5-13
7374
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area, Wildhorse Canyon, from confluence with Los Alamos Canyon, upstream approximately 1 mile. On alkaline spring-fed seepage at first major waterfall area. (IPB 11/07)
410
Comment
UC1928422
Ivesia lycopodioides
Steve Boyd, Carol Boyd
2007-9-12
11758
Mono
Sierra Nevada; Pass between Virginia Lakes Basin and Summit Lake, ca. 2 airline miles southwest of Dunderberg Peak and 1 airline mile west of Black Mountain.
Comment
RSA515452
Ivesia saxosa
Steve D. Boyd
1986-6-9
1957
Tulare
Chimney Creek Canyon, 0.5 mile downstream from Chimney Meadow.
1829
Comment
RSA527587
Jepsonia malvifolia
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-8
4412
Los Angeles
San Clemente Island: E side of canyon, Bryce Canyon near Malo Point.
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
RSA593501
Juglans californica var. californica
Steve Boyd, Mike Wall
1996-5-16
8766
Los Angeles
Liebre Mountains, Charlie Canyon in vicinity of prominent sandstone outcrop visible from Lake Hughes Road east of Castaic Lake
549
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
CAS-BOT-BC102332
Juglans regia
Steve Boyd; Orlando Mistretta
1993-6-10
8185
Los Angeles
Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the
914
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
UCR22063
Juncus bufonius
Steve Boyd
1980-4-13
129
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau
610
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
RSA500202
Juncus bufonius var. bufonius
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-5-7
3541
Riverside
Vail Lake area, pond and freshwater marsh in Kolb Crk. just south of the lake.
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
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
RSA575973
Juncus macrophyllus
Steve Boyd
1981-1-25
s.n.
Riverside
Gavilan Hills region, south flank of the range in Arroyo del Toro. Bull Canyon Road.
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
RSA701379
Juncus mexicanus
Steve Boyd, LeRoy Gross
2004-5-4
11151 -A
San Diego
Hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05.
899
Comment
RSA600365
Juncus rugulosus
Steve Boyd, Lauren Raz
1997-5-28
9873
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
UCR21862
Juncus xiphioides
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
UCR60608
Juncus xiphioides
Steve Boyd, T. S. Ross, L. Arnseth
1989-6-10
3690
Riverside
Peninsular Range, Vail Lake area, benches of Arroyo Seco and slopes of hills to the east
488
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
RSA594352
Juniperus californica
Steve Boyd, Lauren Raz
1996-10-14
9059
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
NY1104467
Juniperus occidentalis subsp. australis
S. D. Boyd
2003-6-27
10575
Tulare
Sierra Nevada; Southern Sierra Nevada region: Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak).
2509
Comment
RSA695621
Juniperus occidentalis var. australis
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10575
Tulare
Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak).
2509
Comment
RSA602315
Keckiella breviflora var. breviflora
Steve D. Boyd, Lauren Raz
1997-6-17
9946
Los Angeles
Liebre Mountains region: Little Burnt Peak, at the divide between the head of Fish and Burnt canyons, north of Burnt Peak and southeast of Sawmill Mountain summit.
1597
Comment
RSA701680
Keckiella cordifolia
Steve D. Boyd, Valentin Arvizu
2004-6-8
11496
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
SBBG97015
Keckiella cordifolia
S. Boyd with T. Ross, L. Arnseth
1990-4-8
4426
Los Angeles
Bryce Cyn near Malo Pt
Comment
RSA611829
Kochia californica
Steve Boyd, J. Mark Porter, Zel Lederman
1998-4-27
10152
Los Angeles
Mojave Desert: Antelope Valley, Amargosa Creek drainage at West G Street, west of Highway 14, southwest of Rosamond Dry Lake.
793
Comment
RSA560845
Koeleria macrantha
Steve Boyd, Timothy S. Ross
1992-5-4
7177 -B
Riverside
Southern Santa Ana Mountains; San Mateo Canyon Wilderness Area; Oak Flats area E of Verdugo Potrero
732
Comment
SBBG118886
Krascheninnikovia lanata
S. Boyd with S. Vanderplank, V. Arvizu
2004-10-13
11572
San Bernardino
[SE] end of the Mescal Mtns, S of Clark Mtn and Interstate 15, [SE] of Mountain Pass
Comment
RSA502493
Lactuca saligna
Steve Boyd, T. S. Ross, L. Arnseth
1989-6-11
3734
Riverside
Vail Lake area: edge of hills on N of Wilson Creek at E end of lake.
488
Comment
RSA522307
Lactuca serriola
Steve Boyd
1989-7-9
3777
Riverside
City of Riverside, 4863 Rubidoux Ave.
Comment
RSA594456
Lactuca serriola
Steve Boyd, Lauren Raz
1996-9-24
8952
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
RSA573433
Lagophylla ramosissima
Steve Boyd, Tim Ross
1994-9-14
8342
Riverside
Southern Santa Ana Mtns, San Mateo Canyon wilderness area of Cleveland National Forest, Southwestern edge of the Oak flat area, 0.5 miles S of Serrano Spring.
732
Comment
SD136907
Lagophylla ramosissima
Steve Boyd, Tim Ross
1994-9-14
8342
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of Cleveland National Forest; 0.5 miles south of Serrano Spring
730
Comment
RSA593497
Lagophylla ramosissima subsp. ramosissima
Steve Boyd, Michael Wall
1996-5-16
8771
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
RSA600202
Lagophylla ramosissima subsp. ramosissima
Steve Boyd, Lauren Raz
1997-5-29
9916
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
RSA500981
Lamarckia aurea
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-4-1
3100
Riverside
Vail Lake area, ridge-top 1 mile W of dam.
642
Comment
RSA543850
Lamarckia aurea
Steve Boyd, Orlando Mistretta
1991-5-22
6314
Riverside
Vail Lake area, base of Agua Tibia Mtn, E of Dorland Mtn, W of Kolb Crk.
549
Comment
UC1595558
Lamarckia aurea
Steve Boyd, Orlando Mistretta
1991-5-22
6314
Riverside
e of Dorland Mountain (w of Kolb Creek, base of Agua Tibia Mountain, Vail Lake Area); Vail Lake Area, Agua Tibia Mountain
548
Comment
UCR49265
Lamarckia aurea
Steve Boyd
1986-4-2
1636
Riverside
Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau
640
Comment
CAS-BOT-BC170734
Larrea tridentata
Steve Boyd
2007-11-1
11817
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 - Mojave Desert, East Mojave Desert region
731
Comment
CAS-BOT-BC170749
Larrea tridentata
Steve Boyd; Tammy Morgan
2004-3-30
10682
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
RSA457768
Larrea tridentata
Steve D. Boyd, Sara Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross
1988-3-10
2219
Riverside
Sonoran (Colorado) Desert NW end McCoy Mtns, NW of Blackjack Mine.
400
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
UC1929587
Larrea tridentata
Steve Boyd, Carol Boyd
2007-4-22
11729
San Bernardino
Mojave Desert; Southcentral Mojave Desert region; North base of the Sheephole Mountains, just northeast of Sheephole Pass, east of Amboy Road.
Comment
UCR200771
Larrea tridentata
Steve Boyd, LeRoy Gross
2008-4-11
11837
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
CAS-BOT-BC412767
Lastarriaea coriacea
Steve Boyd; Tim Ross; Dave Bramlet
1993-5-13
7364
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Los Alamos Canyon at mouth of Wildhorse Canyon
411
Comment
UC1563120
Lastarriaea coriacea
Steve Boyd, Tim Ross, Laurel Arnseth
1989-4-2
3237
Riverside
n of Wilson Creek (at ne end of Vail Lake); Vail Lake
487
Comment
RSA702319
Lasthenia californica
Steve Boyd, LeRoy Gross
2004-5-4
11053
San Diego
Hills north of Warner Springs, Indian Flats Campground of Cleveland National Forest along Road 9S05.
Comment
RSA388496
Lasthenia coronaria
Steve Boyd
1986-5-1
1821
Riverside
Bachelor Mtn.: Lower south slopes of Bachelor Mtn., east end of Lake Skinner.
Comment
UCD133644
Lasthenia coronaria
Steve Boyd; Tim Ross, Laurel Arnseth
1989-4-1
3106
Riverside
Vail Lake area. At north base of rounded knob 1.25 miles WSW of dam.
609
Comment
RSA543858
Lasthenia gracilis
Steve Boyd, David E. Bramlet
1991-5-13
6236
Riverside
Winchester Valley between Winchester and Hemet along upper Salt Creek drainage. N of Santa Fe RR tracks, W of San Diego aqueduct.
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
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
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
UCD106372
Lathyrus lanszwertii var. tracyi
D. Boyd; M. Eichelberger, T. Messick, T. Ranker
1980-5-3
55
Trinity
Philpot Ck. Campground.
807
Comment
RSA571273
Layia glandulosa
Steve Boyd, Darin Banks, Orlando Mistretta
1994-4-29
8314
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
RSA595114
Layia glandulosa
Steve Boyd, Orlando Mistretta, John Dolan
1996-4-18
8580
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
RSA695617
Layia glandulosa
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10579
Tulare
Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak).
2509
Comment
SD254540
Layia glandulosa
Steve Boyd, Gary D. Wallace
2011-4-14
12317
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
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
UCR99364
Layia pentachaeta subsp. pentachaeta
Steve Boyd, A. C. Sanders, R. T. Hawke, Shaun Hawke, Susan Hobbs, Paul Hobbs
1997-4-20
9581
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
RSA395943
Layia platyglossa subsp. campestris
Steve Boyd
1986-3-9
1394
Riverside
Temescal Canyon: Terrace escarpments between Indian Truck Trail and Horsethief Wash.
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
RSA525684
Layia platyglossa subsp. campestris
Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota
1990-5-3
4554
Riverside
San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake
Comment
RSA543753
Layia platyglossa subsp. campestris
Steve Boyd
1991-5-2
6073
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
UCR48498
Lemna gibba
Steve Boyd
1986-5-5
1851
Riverside
Gavilan Hills, Estelle Mtn. Head of large canyon draining the SE side of Estelle Mtn.
Comment
OBI78533
Lemna minor
Steve Boyd
1985-7-30
1074
San Diego
lower Cottonwood Cyn, near its confluence with De Luz Crk
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
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
UCR65524
Lepidium appelianum
Steve Boyd, D. E. Bramlet
1986-6-9
1942
Tulare
Southern Sierra Nevada Mtns., Chimney Creek Canyon at Chimney Creek Meadow, N base of Peak 7155 [7125]
1860
Comment
CAS-BOT-BC88947
Lepidium dictyotum
Steve Boyd
1986-4-2
1623
Riverside
Gavilan Plateau, Gavilan Hills. Harford Springs County Park. In southeast corner of park.
640
Comment
RSA593915
Lepidium dictyotum var. acutidens
Steve Boyd, Dave Bramlet
1996-4-19
8595
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
SEINET3523120
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 Mtn. North of Lucerne Valley. 10 miles N of the Bear Valley Rd. on Camp Rock Road.
Comment
HSC85340
Lepidium lasiocarpum
Steve Boyd
1986-2-6
1229
Imperial
Cargo Muchacho Mtns., large canyon at SE end of mountains, 5.4 mi. NE of I-8 off Sidewinder Rd. and Power-line Rd.
Comment
RSA543154
Lepidium lasiocarpum
Steve Boyd, Timothy S. Ross, Mike Hammitt
1991-5-2
6104
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
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
RSA543880
Lepidium latipes
Steve Boyd, Dave Bramlet
1991-5-13
6240
Riverside
Winchester Valley between Winchester and Hemet along upper Salt Creek drainage. N of Santa Fe RR tracks, W of San Diego aqueduct.
Comment
UCR65295
Lepidium strictum
Steve Boyd
1989-5-2
3518
Riverside
City of Riverside, Gravel driveway of residence at 4863 Rubidoux Avenue.
Comment
RSA522272
Lepidium strictum
Steve Boyd
1989-5-2
3518
Riverside
City of Riverside. Residence at 4863 Rubidoux Ave.
Comment
RSA561806
Lepidium virginicum
Steve Boyd
1992-4-14
6838
Riverside
Santa Ana Mountains, San Mateo Canyon Wilderness Area; Western flank of Bluewater Canyon along Bluewater Trail.
341
Comment
SD136872
Lepidium virginicum
Steve Boyd
1992-4-14
6838
Riverside
Santa Ana Mountains, San Mateo Canyon Wilderness Area, Western Flank of Bluewater Canyon along Bluewater Trail
341
Comment
RSA407717
Lepidium virginicum var. pubescens
Steve Boyd
1986-4-22
1760
Riverside
Temescal Canyon; Stable alluvial benches of Indian wash just S of I-15.
Comment
RSA524437
Lepidium virginicum var. robinsonii
Steve Boyd, Timothy S. Ross, L. Arnseth
1990-4-3
4053
Riverside
Vail Lake Area, summit of Big'' Oak Mts. at E end.
792
Comment
RSA543754
Lepidium virginicum var. robinsonii
Steve Boyd, Timothy S. Ross, Mike Hammit
1991-5-2
6074
Riverside
Vail Lake region, SW and W flanks of Billy Goat Mountain 3 miles N Highway 79, 1 mile W of Highway 371, N of Aguanga.
600
Comment
RSA583730
Lepidospartum squamatum
Steve Boyd, Darin Banks
1995-4-6
8466
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
RSA595025
Lepidospartum squamatum
Steve Boyd, Lauren Raz
1996-10-8
8986
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
RSA365944
Leptosiphon liniflorus
Steve Boyd
1986-5-7
1850
Riverside
Temescal Canyon: Edge of Terrace escarpment between Horsethief wash and Indian Truck Trail, south of I-15.
Comment Read comments Apr 7 2011
RSA599623
Leptosiphon liniflorus
Steve Boyd, Lauren Raz
1997-4-16
9517
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
HSC65923
Leptosiphon parviflorus
D. Boyd, M. Eichelberger, Tim Messick, T. Ranker
1980-5-3
68
Shasta
Harrison Gulch along Hwy. 36 at rd. to Deer Lick Springs
823
Comment
RSA562474
Leptosiphon pygmaeus subsp. pygmaeus
Steve Boyd, T. S. Ross
1992-5-6
7272
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
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
CAS-BOT-BC339565
Lessingia glandulifera 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)
1645
Comment
CAS-BOT-BC339566
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
938
Comment
RSA0013742
Lessingia glandulifera var. peirsonii
Steve Boyd, Valentin Arvizu
2008-8-21
12020
Kern
Piute Mountains, western edge of Kelso Valley below lower Esperanza Canyon at eastern base of Sorrell Peak.
1311
Comment
UCD134067
Lessingia glandulifera 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 mile east of junction with road to Bear Gulch Camp (7N23A).
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
GH365283
Leymus condensatus
S. D. Boyd & L. Raz
1997-5-28
9847
Unknown
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. T7N R17W E 1/2 SW 1/4 sec. 14; 7N 17W W a/2 SE 1/4 sec. 14
865
Comment
RSA600006
Leymus condensatus
Steve Boyd, Lauren Raz
1997-5-28
9847
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
RSA594929
Leymus triticoides
Steve Boyd, Lauren Raz
1996-10-8
8995
Los Angeles
Liebre Mountains region, Bouquet Canyon ca. 1.7 miles south of junction with Forest Service Road 6N08.
561
Comment
RSA334661
Lilium humboldtii subsp. ocellatum
Steve Boyd
1985-7-30
1055
San Diego
Lower Cottonwood Canyon, near its confluence with De Luz Creek.
Comment
UCR225159
Limosella acaulis
Steve Boyd, Gary Wallace
2005-7-30
11647
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
RSA571285
Linanthus aureus
Steve Boyd, D. L. Banks, Orlando Mistretta
1994-4-29
8326
Los Angeles
Northern slope of the San Gabriel Mountains, Angeles National Forest, Santiago Canyon at confluence with side draw on southeastern side of Mt. Emma.
1159
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
RSA570249
Linanthus aureus var. decorus
Steve Boyd, T. S. Ross, Walter Appleby
1993-3-20
7878
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
SD152787
Linanthus californicus
Steve Boyd, Tim Ross, Orlando Mistretta
1992-2-25
5582
Riverside
Santa Ana Mountains, San Mateo Canyon Wilderness Area, along San Mateo Trail from junction 7S04 and 7S01 upstream to southern end of Potrero de la Cienega, but primarily about Tenaja Falls.
395
Comment Read comments Jun 9 2012
RSA485370
Linanthus demissus
Steve Boyd, C. Boyd
1987-4-12
2018
Inyo
South end of Greenwater Valley, 0.3 mile NW of jtn w/ Hwy 178, 2 miles W of Shoshone.
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
RSA407739
Linanthus dianthiflorus subsp. dianthiflorus
Steve Boyd
1986-5-1
1801
Riverside
Southwestern Perris Basin: Hill W of Skunk Hollow.
Comment
RSA525248
Linanthus dianthiflorus subsp. dianthiflorus
Steve Boyd, T. S. Ross
1990-5-11
4626
Riverside
Vail Lake area, base of Agua Tibia Mtn, E of Dripping Springs campground of Cleveland National Forest, S of Hwy. 79.
549
Comment
RSA543171
Linanthus dianthiflorus subsp. dianthiflorus
Steve Boyd, Mike Hammitt, T. S. Ross
1991-5-2
6081
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
RSA515177
Linanthus dichotomus subsp. dichotomus
Steve Boyd, Orlando Mistretta
1986-3-31
1570
Los Angeles
Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills.
Comment
UCR31808
Linanthus floribundus
Steve Boyd
1982-3-11
s.n.
Riverside
Brown Canyon, Brown Canyon 7 miles SE of Hemet
701
Comment
RSA570257
Linanthus jonesii
Steve Boyd, Walter Appleby
1993-3-19
7814
San Bernardino
Southern base of the Avawatz Range at the mouth of Sheep Creek Springs Canyon at base of vetically bedded cliffs below Sierra talc mine.
500
Comment
RSA570374
Linanthus jonesii
Steve Boyd, Walter Appleby
1993-3-19
17818
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
UCR51953
Linanthus jonesii
Steve Boyd, T. S. Ross, D. Nordin, L. Arnseth, Richard Noyes, S. Meury
1988-3-10
2174
Riverside
Sonoran (Colorado) Desert, Palen Pass at the N end of the Palen Mountains
500
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
RSA599548
Linanthus parryae
Steve Boyd, Lauren Raz
1997-4-16
9530
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
RSA731074
Lithophragma affine subsp. mixtum
Steve Boyd, Aydee Virgen
2004-4-13
10881
Riverside
San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon.
Comment
RSA479515
Lithophragma bolanderi
Steve Boyd, T. S. Elias
1987-4-14
2054
Los Angeles
San Gabriel Mountains, Rincon - Red Box Road, S of Rincon Forest Station, N. of Glendora
Comment
RSA527760
Lithophragma maximum
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-8
4318
Los Angeles
San Clemente Island. East side of island, near Malo Point, second canyon south of Bryce Canyon.
Comment Read comments Feb 20 2014
CAS-BOT-BC174501
Loeflingia squarrosa
Steve Boyd; Valentin Arvizu
2008-5-1
11962
Kern
Sierra Nevada; Southern Sierra Nevada region: Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley
1463
Comment
RSA593877
Loeflingia squarrosa
Steve Boyd, David E. Bramlet
1996-4-19
8623
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, E base of rounded hill at the N end of California Avenue, N of Stetson Avenue
457
Comment Read comments Mar 20 2011
UCR91645
Loeflingia squarrosa var. squarrosa
Steve Boyd, D. L. Banks
1995-4-6
8436
San Diego
Palomar Range, Palomar Range, Agua Tibia Wilderness Area, NE flank of Agua Tibia Mtn at the Crosley Homestead, north of Eagle Crag, near the gate along the old Crosley Road at the crossing of Arroyo Seco.
945
Comment
RSA670043
Loeseliastrum matthewsii
R. S. Boyd
1978-5-6
s.n.
San Bernardino
5 miles north of Barstow.
Comment
UCR60933
Logfia arizonica
Steve Boyd, T. S. Ross, L. Arnseth
1989-4-2
3195
Riverside
Peninsular Range, Vail Lake area, W end of bench on S flank of Oak Mtn.
549
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
UCR91673
Logfia filaginoides
Steve Boyd
1995-4-25
8500
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
OBI64699
Logfia filaginoides
Steve Boyd, Valentin Arzizu
2004-6-8
11484
Ventura
Tranverse Ranges; Mount Pinos region: Topa Topa Mtns, Tar Crk, E of its confluence with Sespe Cyn near point where stream is crossed by Tar Crk Rd trl
Comment
SD152969
Lomatium dasycarpum
Steve Boyd, Tim Ross
1992-5-6
7295
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.
700
Comment
UC1611576
Lomatium dasycarpum subsp. dasycarpum
Steve Boyd and Tim Ross
1994-3-23
8209
San Diego
Poser Mountain SW Cuyamaca Mountains, Cleveland National Forest, Viejas Val (s slope, along Old Viejas Grade 0.7 mi e of Red Oak Rd, n edge of Valley,)
914
Comment
RSA0105316
Lomatium lucidum
Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla
1990-4-2
4039
Riverside
Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station.
488
Comment
RSA562804
Lomatium lucidum
Steve Boyd, Timothy S. Ross
1992-5-20
7476
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
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
RSA524405
Lomatium vaginatum
Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla
1990-4-3
4095
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
OBI37537
Lonicera subspicata
Steve Boyd
1985-7-30
1062
San Diego
Lower Cottonwood Canyon, near its confluence with De Luz Crk
Comment
RSA500127
Lonicera subspicata var. denudata
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-6-10
3684
Riverside
Vail Lake area, benches of Arroyo Seco and slopes of adjacent hills to E.
488
Comment
RSA500547
Lonicera subspicata var. denudata
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-6-4
3616
Riverside
Vail Lake area, sandy benches of Kolb Creek drainage, S of Hwy 79.
488
Comment
UCR198254
Lotus argophyllus var. argophyllus
Steve Boyd, Valentin Arvizu
2008-5-1
11957
Kern
Southern Sierra Nevada Range, Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley
1463
Comment
RSA602311
Lotus crassifolius var. crassifolius
Steve Boyd, Lauren Raz
1997-6-17
9950
Los Angeles
Liebre Mountains region: Upper northeastern flank of Burnt Peak, head of Fish Canyon watershead along Forest Service Road 7N23A.
1646
Comment
RSA561596
Lotus crassifolius var. crassifolius
Steve Boyd
1993-5-24
8165
Los Angeles
Ridgeline SE of saddle leading to May Peak
1097
Comment
UCR48394
Lotus hamatus
Steve Boyd
1986-5-1
1795
Riverside
Perris-Aguanga Basin region, southwestern Perris Basin, hill west of Skunk Hollow, Skunk Hollow vernal pool
488
Comment
UCR60258
Lotus hamatus
Steve Boyd, T. S. Ross, L. Arnseth
1989-4-1
3181
Riverside
Peninsular Range, Vail Lake area; hills just to SW of the dam
488
Comment
RSA527588
Lotus hamatus
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-8
4415
Los Angeles
San Clemente Island: E side of canyon, Bryce Canyon near Malo Point.
Comment
RSA334630
Lotus heermannii
Steve Boyd
1985-7-30
1080
San Diego
Upper Cottonwood canyon, 3.6 mi. (by road) northwest of jtn of Tenaja Trail and De luz Rd.
Comment
UCR17999
Lotus heermannii
Steve Boyd
1979-12-16
791216 04
Riverside
San Bernardino Mtns./Sonoran (Colorado) Desert, Whitewater Canyon 2.5 mi north of I-10
Comment
RSA594303
Lotus heermannii var. heermannii
Steve Boyd, Lauren Raz
1996-10-14
9069
Los Angeles
Liebre Mountains region, north shore of Elizabeth Lake, Pine Canyon south of Portal Ridge at Angeles National Forest picnic area.
1000
Comment
RSA599260
Lotus humistratus
Steve Boyd, Lauren Raz
1997-3-31
9435
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
RSA599524
Lotus humistratus
Steve Boyd, A. C. Sanders, R. T. Hawke, Shaun Hawke, Susan Hobbs, Paul Hobbs
1997-4-20
9546
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
RSA612147
Lotus humistratus
Steve Boyd, Kent Hughes
1998-4-28
10204
Kern
Southern Sierra Nevada, Piute Range: Jawbone Canyon, southeast of confluence with Hoffman Canyon, north base of Chuckwalla Mountain.
823
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
RSA0018992
Lotus nevadensis
Steve Boyd, Gary D. Wallace
2005-7-30
11657 -A
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
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
RSA593467
Lotus oblongifolius var. oblongifolius
Steve Boyd, Michael Wall
1996-5-16
8784
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
UCR225706
Lotus purshianus
Steve Boyd, Valentin Arvizu
2008-8-19
12007
Kern
Sierra Nevada; Southern Sierra Nevada region, Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley.
1390
Comment
RSA525224
Lotus salsuginosus
Steve Boyd, Laurel Arnseth, Yvonne Rasmussen, Hugo Cota, Bob Boyd
1990-5-3
4602
Riverside
Vail Lake area, steep SE flank of Oak Mtn. above NE end of lake.
579
Comment
RSA543945
Lotus salsuginosus
Steve Boyd, Orlando Mistretta, Bob Boyd
1991-5-9
6177
Riverside
Santa Ana Mountains, lower flank of range along the Bedford Truck Trail on ridge between Bedford and McBribe Canyons.
549
Comment
RSA543976
Lotus salsuginosus
Steve Boyd
1991-5-10
6208
Riverside
Santa Ana Mountains, base of range, just N of mouth of Hagador Cyn at bottom of Skyline Drive.
427
Comment
UC1595587
Lotus salsuginosus var. salsuginosus
Steve Boyd and Orlando Mistretta
1991-5-9
6177
Riverside
on ridge between Bedford Canyon and McBribe Canyon (lower flank of range along the Bedford Truck Trail); Santa Ana Mountains
548
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
UCR200325
Lotus scoparius var. brevialatus
Steve Boyd
2007-4-20
11725
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
RSA596434
Lotus scoparius var. scoparius
Steve Boyd, Orlando Mistretta, Valerie Soza
1996-6-12
8856
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
RSA495418
Lotus strigosus
Steve Boyd, T. S. Ross, L. Arnseth
1989-3-12
2938
Riverside
Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam.
442
Comment
RSA702260
Lotus strigosus
Steve Boyd, Heidi Bigelow
2004-4-5
10837
San Diego
Pine Hills area, between Magee Flat and Deadman Flat along Eagle Peak Rd.
Comment
RSA703079
Lotus strigosus
Steve Boyd, Naomi Fraga
2004-4-27
10995
San Diego
Hills north of Warner Springs, south of Indian Flats Campground of Cleveland National Forest along Road 9S05.
Comment
UCR200222
Lotus strigosus
Steve Boyd, Valentin Arvizu
2008-5-1
11921
Kern
Southern Sierra Nevada Range, Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley
1463
Comment
UCR49222
Lotus strigosus
Steve Boyd
1986-4-2
1601
Riverside
Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau
640
Comment
RSA515195
Lotus strigosus var. hirtellus
Steve Boyd, Dave Bramlet, Bob Boyd
1986-6-9
1866
Tulare
Chimney Creek Canyon side canyon So. Peak 7155 south of Chimney Creek Meadow
Comment
RSA457754
Lotus tomentellus
Steve Boyd, Sara Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross
1988-3-10
2121
Riverside
North end Palen Mountains, 2 mi west of Palen Pass.
300
Comment
RSA522278
Lotus unifoliolatus
Steve Boyd
1989-5-10
3588
San Bernardino
City of Ontario, east side of Milliken Avenue, just north of entrance to County landfill.
Comment
UC1608265
Lotus wrangelianus
Steve Boyd and Tim Ross
1992-5-20
7485
Orange
Lucas Canyon at the Lucas Canyon Trail crossing, just downstream from crossing, w edge of the San Mateo Canyon Wilderness Area Southern Santa Ana Mountains, San Mateo Canyon Wilderness Ar
320
Comment
RSA360989
Lotus wrangelianus
Steve Boyd
1986-4-2
1586
Riverside
Gavilan Plateau, Gavilan Hills, Harford Springs County Park.
610
Comment
RSA561799
Lupinus agardhianus
Steve Boyd
1992-4-21
6964
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Southern flanks of Miller Moutain.
640
Comment
RSA701222
Lupinus arizonicus
Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault
2004-5-14
11279
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
CHSC32970
Lupinus bicolor
D. Boyd; M. Eichelberger, T. Messick, T. Ranker
1980-5-3
66
Shasta
Harrison Gulch, along Hwy 36 at the road to Deer Lick Springs.
822
Comment
OBI70599
Lupinus bicolor
Steve Boyd, Lauren Raz
1997-3-31
9446
Los Angeles
Liebre Mtns Region: Knapp Ranch area at upper end of Castaic Crk drainage in broad alluvial valley at head of Cienaga Cyn, S of Liebre mtn. T7N R17W NE 1/4 sec 22
1158
Comment
RSA583482
Lupinus bicolor
Steve Boyd
1995-5-13
8512
Riverside
Santa Ana Mountains, south of Elsinore Peak near intersection of road to radio towers on summit and trail following old Main Divide Road grade.
1037
Comment
RSA701192
Lupinus bicolor
Steve Boyd, Naomi Fraga
2004-4-27
10938
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
SBBG96695
Lupinus bicolor
S. Boyd with T. Ross, L. Arnseth
1990-4-7
4181
Los Angeles
upper reaches of China Cyn
Comment
RSA527784
Lupinus bicolor subsp. microphyllus
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-8
4348
Los Angeles
San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon.
Comment
HSC87134
Lupinus concinnus
Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. Ross
1988-3-10
2117
Riverside
N end of the Palen Mtns., 2 mi. W of Palen Pass
300
Comment
RSA617366
Lupinus concinnus
Steve Boyd, Richard K. Brummitt, Laura Moore
1998-5-26
10231
Los Angeles
Liebre Mountains region: Warm Springs Mountain, knoll northwest of summit along road into Necktie Basin.
1133
Comment
RSA701580
Lupinus concinnus
Steve Boyd, Naomi Fraga
2004-4-27
10921
San Diego
Warner Springs area, flats east of gliderport, near the Pacific Crest Trail, south of Highway 79.
Comment
SBBG132285
Lupinus concinnus
S. Boyd, H. Bigelow
2004-4-5
10834
San Diego
Pine Hills area, between Magee Flat and Deadman Flat along Eagle Peak Rd
Comment
SEINET8142291
Lupinus concinnus
S. Boyd
1991-1
6142
Unknown
Comment
UC1928521
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
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
RSA601335
Lupinus excubitus var. austromontanus
Steve Boyd, Lauren Raz
1997-6-17
9959
Los Angeles
Liebre Mountains region: Summit of Burnt Peak, generally to the northeast of the FAA site.
1706
Comment
SD215536
Lupinus excubitus var. austromontanus
Steve Boyd, Lauren Raz
1997-3-31
9424
Los Angeles
Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienage Canyon, south of Liebre Mountain.
914
Comment
UC1929563
Lupinus excubitus var. austromontanus
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10524
Tulare
Sierra Nevada; Southern Sierra Nevada region; Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak).
2509
Comment
UCR204084
Lupinus excubitus var. austromontanus
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10524
Tulare
Southern Sierra Nevada Range, Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak)
2509
Comment
GH395244
Lupinus excubitus var. austromontanus
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber & Aydee Virgen
2003-6-27
10524
Unknown
Sierra Nevada; Southern Sierra Nevada region: Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak)
Comment
RSA562549
Lupinus formosus var. formosus
Steve Boyd
1993-4-22
7997
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
RSA727110
Lupinus formosus var. formosus
Steve D. Boyd, LeRoy Gross
2004-5-4
11096
San Diego
Hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05.
899
Comment
UCR151953
Lupinus hirsutissimus
Steve Boyd, Heidi Bigelow
2004-4-5
10820
San Diego
Peninsular Ranges/ Cuyamaca-Laguna Mtns region, Pine Hills area, between Magee Flat and Deadman Flat along Eagle Peak Road
Comment
UCR21897
Lupinus hypolasius
Steve Boyd
1980-8-8
s.n.
Mono
Sierra Nevada Mtns, Dana Plateau, Mount Dana
3659
Comment
RSA501045
Lupinus sparsiflorus
Steve D. Boyd
1989-4-1
3166
Riverside
Vail Lake area, recent burn in hills just to SW of the dam.
488
Comment
SD215539
Lupinus sparsiflorus
Steve Boyd, Lauren Raz
1997-3-31
9393
Los Angeles
Knapp Ranch area at upper end of Castiac Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain
914
Comment
SEINET12898764
Lupinus sparsiflorus
S. D. Boyd
1990-1
4561
Unknown
Comment
SEINET12898771
Lupinus sparsiflorus
S. D. Boyd
1998-1
10093
Unknown
Comment
RSA525690
Lupinus sparsiflorus subsp. sparsiflorus
Steve D. Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota
1990-5-3
4561
Riverside
San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake.
Comment
RSA543760
Lupinus sparsiflorus subsp. sparsiflorus
Steve D. Boyd, Tim S. Ross, Mike Hammitt
1991-5-2
6060
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
SBBG53743
Lupinus succulentus
S. Boyd
1980-5-8
Riverside
Harford Springs County Park, on the NW corner of the Gavilan Plateau
Comment
RSA525461
Lupinus truncatus
Steve D. Boyd, David E. Bramlet
1990-4-29
4507
Riverside
Lake Skinner County Park, SE base of Bachelor Mountain.
Comment
RSA543168
Lupinus truncatus
Steve D. Boyd, Tim S. Ross, Mike Hammitt
1991-5-2
6078
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
RSA570747
Lupinus truncatus
Steve D. Boyd, W. Appleby
1993-4-8
7966
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
SBBG96986
Lupinus truncatus
S. Boyd with T. Ross, L. Arnseth
1990-4-8
4345
Los Angeles
near Malo Pt, second cyn S of Bryce Cyn
Comment
UC1979644
Lupinus truncatus
Steve Boyd, D. L. Banks
1995-4-5
8427
Riverside
Palomar Range, Agua Tibia Wilderness Area, northern flank of Agua Tibia Mountain on the eastern edge of the Dripping Springs Alcove in tributary of Arroyo Seco, west off the lower Dripping Springs Trail, just south of the Wilderness boundary.
Comment
SEINET12899344
Lupinus truncatus
S. D. Boyd
1990-1
4205
Unknown
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
RSA515464
Lycium andersonii
Steve D. Boyd, C. Boyd
1987-4-12
1986
Inyo
North end of Greenwater Valley, 3.2 miles S of Dante's View Road, just outside Death Valley National Monument area.
Comment
RSA525266
Lycium andersonii
Steve D. Boyd
1990-5-3
4579
Riverside
Vail Lake area, steep SE flank of Oak Mtn. above NE end of lake.
579
Comment
RSA525671
Lycium andersonii
Steve D. Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota
1990-5-3
4542
Riverside
San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake.
Comment
RSA735313
Lycium andersonii
Steve D. Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, 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 US Navy's Chocolate Mountains Aerial Gunnery Range.
570
Comment
UC1563047
Lycium andersonii
Steve Boyd, Tim Ross, and Laurel Arnseth
1989-4-2
3225
Riverside
sandstone ridge between Kolb Creek and Temecula Creek (forming peninsula at sw end of Vail Lake, ne end of peninsula); Vail Lake Area
Comment
UCR71162
Lyonothamnus floribundus subsp. aspleniifolius
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-8
4403
Los Angeles
Channel Islands, San Clemente Island: east side of island, Bryce Canyon near Malo Point
Comment
RSA575859
Machaeranthera asteroides var. asteroides
Steve Boyd
1980-9-22
s.n.
Riverside
Lakeview Mountains, Juniper Flats area along Juniper Flats Rd. at '4 J's Ranch.'
Comment
UCR95504
Madia elegans subsp. elegans
Steve Boyd, M. Elvin, Victoria Jotikasthira
1996-6-25
8883
Los Angeles
San Gabriel Mtns., along summit of Liebre Mtn, east of the head of Bear Canyon, at the intersection of dirt track leading to Bear Camp and 7N23
1646
Comment
CAS-BOT-BC344483
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
731
Comment
RSA562434
Madia exigua
Steve Boyd, Timothy S. Ross
1992-5-6
7270
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
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
RSA526489
Madia gracilis
Steve Boyd, Timothy S. Ross
1990-5-11
4686 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
RSA727300
Madia gracilis
Steve Boyd, Tammy Morgan
2004-5-11
11201
Ventura
Mount Pinos region: Topa Topa Mountains, east of Sespe Canyon near upper end of Tar Creek Road (and trail).
Comment
RSA0008554
Mahonia nevinii
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-3-18
3001
Riverside
Vail Lake area, Temecula Creek Cyn below Vail Lake Dam
457
Comment
UCR37477
Malacothamnus densiflorus
Steve Boyd
1981-2-9
s.n.
Riverside
Gavilan Hills, Steele Valley, south of groves and communication site
640
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
GH420512
Malacothamnus fremontii
S. D. Boyd & L. Raz
1997-5-29
9934
Unknown
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. Near 34 deg 45' 15.2N deg 37' 52.8W. T8N R17W
1097
Comment
SD136903
Malacothrix clevelandii
Steve Boyd
1992-4-14
6837
Riverside
Santa Ana Mountains, San Mateo Canyon Wilderness Area.
340
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
RSA515458
Malacothrix coulteri
Steve Boyd, Carol Boyd
1987-4-12
1979
Inyo
North end of Greenwater Valley, 3.2 miles S of Dante's View Rd. just outside Death Valley National Monument.
Comment
RSA611296
Malacothrix coulteri
Steve Boyd
1998-4-1
10146
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
RSA612106
Malacothrix coulteri
Steve Boyd, Kent Hughes
1998-5-5
10183
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
RSA612086
Malacothrix glabrata
Steve Boyd, Kent Hughes
1998-4-28
10222
Kern
Southern Sierra Nevada, Piute Range: Jawbone Canyon, southeast of confluence with Hoffman Canyon, north base of Chuckwalla Mountain.
823
Comment
RSA570724
Malacothrix saxatilis var. tenuifolia
Steve Boyd, Timothy S. Ross, J. Travis Columbus
1993-10-23
8191
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, upper Morrell Canyon along Morgan Trail (5W02).
878
Comment
UCR40136
Malvella leprosa
Steve Boyd
1985-8-7
1120
Riverside
Santa Rosa Plateau, Murrieta area, Clinton Keith Rd. near (just east of) Bear Creek golf course
Comment
RSA522725
Marah macrocarpa
Bob Boyd
1990-3-29
3830
Riverside
Vail Lake Area, cinder cone ridge at N side of the Mouth of Temecula Creek Cyn and adjacent benches on S flank ofBig Oak Ntb,
396
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
RSA570699
Marah macrocarpa
Steve Boyd
1993-4-8
7955
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
UCR151983
Marah macrocarpa
Steve Boyd, Heidi Bigelow
2004-4-5
10822
San Diego
Peninsular Ranges/ Cuyamaca-Laguna Mtns region, Pine Hills area, between Magee Flat and Deadman Flat along Eagle Peak Road
Comment
RSA727302
Marrubium vulgare
Steve Boyd, Tammy Morgan
2004-5-11
11203
Ventura
Topa Topa Mountains, east of Sespe Canyon near upper end of Tar Creek Road (and trail).
Comment
UCR22046
Marrubium vulgare
Steve Boyd
1980-5-11
238
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
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
RSA593446
Matricaria matricarioides
Steve Boyd
1996-4-24
8647
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
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
RSA559433
Meconella denticulata
Steve Boyd
1992-4-15
6859
Riverside
Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. dowstream to the confluence with San Mateo Creek.
335
Comment
SD152792
Meconella denticulata
Steve Boyd
1992-4-15
6859
Riverside
Santa Ana Mountains, San Mateo Canyon Wilderness Area; Bluewater Canyon along Bluewater Trail downstream to the confluence with San Mateo Creek.
334
Comment
OBI37484
Medicago polymorpha
Steve Boyd
1985-7-23
1008
Riverside
De Luz Rd, 7 mi W of Rancho California
366
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
RSA335019
Medicago sativa
Steve D. Boyd
1985-7-23
1007
Riverside
De Luz Rd., 5.5 miles west of Rancho California.
396
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
SD152986
Melica imperfecta
Steve Boyd, Tim Ross, Mike Wall
1992-6-4
7535
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Devil Canyon at the confluence with Miller Creek Common in understory of mesic chaparral, oak woodland and on dry, open benches.
536
Comment
UCR151960
Melica imperfecta
Steve Boyd, Aydee Virgen
2004-4-13
10852
Riverside
Peninsular Ranges/Santa Ana Mtns region, San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja 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
RSA520731
Melica stricta
Steve Boyd, D. E. Bramlet
1986-6-9
1913
Tulare
Chimney Creek Canyon, S. flank peak 7155, S of Chimney Meadow.Southern Sierra Nevada Mountains, Chimney Creek Canyon at Chimney Meadow, N base peak 7155.
1982
Comment
RSA600047
Melica stricta
Steve Boyd, Lauren Raz
1997-5-20
9802
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
SD215544
Melilotus indicus
Steve Boyd, Lauren Raz & Timothy S. Ross
1997-4-1
9474
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
UCR160046
Melilotus indicus
Steve Boyd, V. Arvizu
2004-6-8
11532
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
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
RSA593471
Mentha canadensis
Steve Boyd, Mike Wall
1996-5-16
8780
Los Angeles
Liebre Mountains, confluence of Ruby Canyon and Elizabeth Lake Canyon at northwest end of Red Mountain.
585
Comment
RSA543849
Mentha spicata
Steve Boyd, Orlando Mistretta
1991-5-22
6315
Riverside
Vail Lake area, base of Agua Tibia Mtn, E of Dorland Mtn, W of Kolb Crk.
549
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
UC1595626
Mentzelia affinis
Steve Boyd and Dave Bramlet
1991-5-13
6257
Riverside
ESE. Vicinity of ultramafic outcrop on ridge top S of S-end of Warren Rd. Winchester; Domenigoni Hills, N Side of Domenigoni-Diamond Valleys
548
Comment
RSA696626
Mentzelia congesta
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10547
Tulare
Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak).
2509
Comment
RSA701220
Mentzelia involucrata
Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault
2004-5-14
11276
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
UCR68714
Mentzelia involucrata
Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota
1990-5-3
4567
Riverside
Agua Tibia Mtns., Vail Lake area, steep SE flank of Oak Mountain, above NE end of lake.
549
Comment
RSA457790
Mentzelia involucrata var. megalantha
Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, Tim S. Ross
1988-3-10
2208
Riverside
Sonoran (Colorado) Desert NW end McCoy Mtns, NW of Blackjack Mine.
400
Comment
RSA526513
Mentzelia micrantha
Steve Boyd, T. S. Ross
1990-5-11
4707
Riverside
Vail Lake area, N flank and summit of Wild Horse Peak in Agua Tibia Mtns, Cleveland Nat. Forest.
610
Comment
RSA583738
Mentzelia micrantha
Steve Boyd
1995-4-24
8493
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
UCR65298
Mentzelia micrantha
Steve Boyd, T. S. Ross, K. A. Boyd
1989-6-24
3756
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
UCR22118
Mentzelia montana
Steve Boyd
1980-5-15
279
Riverside
Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan plateau
625
Comment
CAS-BOT-BC170873
Mentzelia veatchiana
Steve Boyd; Andrew C. Sanders; R. T. Hawke; Shaun Hawke; Susan Hobbs; Paul Hobbs
1997-4-20
9578
Kern
Pleito Hills region, San Emigidio Ranch, ridge on west side of Pleito Canyon, approximately 4.5 air miles due north of Antimony Peak - San Emigidio Range
1219
Comment
OBI70984
Mentzelia veatchiana
Steve Boyd, Lauren Raz
1997-4-16
9507
Los Angeles
Liebre Mts Region: Lower Apple Cyn, due E of the confluence of Canada de Los Alamos (Lower Hungry Valley) and Peace Valley and I-5
853
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
RSA599799
Mentzelia veatchiana
Steve D. Boyd, Lauren Raz
1997-3-25
9291
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
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
SD152753
Micranthes californica
Steve Boyd, Tim Ross
1992-3-3
6709
San Diego
Santa Ana Mountains: San Mateo Canyon Wilderness Area. Miller Canyon on the south bas and flank of Miller Mountain from 8S02 upstream to the eastern summit area
640
Comment
RSA543587
Micropus californicus
Steve Boyd, Laurel Arnseth, Orlando Mistretta
1991-5-6
6139
Riverside
Santa Ana Mountains, S side of Elsinore Peak.
1037
Comment
RSA562102
Micropus californicus
Steve Boyd
1992-4-14
6804
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
SEINET270124
Micropus californicus
Steve Boyd
1992-4-21
6977
San Diego
San Mateo Canyon Wilderness Area ; Southern Santa Ana Mountains Southern flanks of Miller Mountain
Comment
HSC65998
Micropus californicus var. californicus
D. Boyd, M. Eichelberger, Tim Messick, T. Ranker
1980-4-20
44
Colusa
Leesville Rd. from Leesville to Williams, 3.8 mi. E of Leesville.
Comment
UCR77588
Microseris douglasii subsp. douglasii
Steve Boyd, L. Arnseth, O. Mistretta
1991-5-6
6145
Riverside
Peninsular Range; Santa Ana Mountains, south side of Elsinore Peak
1067
Comment
UCR77769
Microseris douglasii subsp. douglasii
Steve Boyd, D. E. Bramlet
1991-5-13
6233
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
UCR79361
Microseris douglasii subsp. douglasii
Steve Boyd
1992-4-18
6896
Riverside
Perris-Aguanga Basin region, Paloma Valley, between Sun City and Murrieta, east of Hwy 215; just SW of the junction of Briggs Road and Scott Road
457
Comment
RSA500096
Microseris douglasii subsp. platycarpha
Steve Boyd, Timothy S. Ross, Laurel Arnseth
1989-4-2
3214
Riverside
Vail Lake Area, W end of bench on S flank of Oak Mt.
518
Comment
RSA543593
Microseris douglasii subsp. platycarpha
Steve Boyd, Orlando Mistretta, Laurel Arnseth
1991-5-6
6145
Riverside
Santa Ana Mts., S side of Elsinore Peak.
1036
Comment
RSA571304
Microseris elegans
Steve Boyd, Darin Banks, J. Mark Porter, Vanessa Ashworth, Gery Allan
1994-4-6
8295
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of Cleveland National Forest, flats south of the summit of Miller Mountain, head of Miller Creek watershed
811
Comment
RSA524438
Microseris heterocarpa
Steve Boyd, Timothy S. Ross, Laurel Arnseth, Jaime Bonilla
1990-4-3
4054
Riverside
Vail Lake area, summit of Big Oak Mountain at E end
793
Comment
RSA560362
Microseris heterocarpa
Steve Boyd
1992-4-14
6819
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
RSA611846
Microseris heterocarpa
Steve Boyd, Valerie Soza
1998-4-28
10166
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.
536
Comment
RSA527767
Microseris heterocarpa
Steve Boyd, Timothy S. Ross, Laurel Arnseth
1990-4-8
4332
Los Angeles
San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon.
Comment
UCR148358
Microseris lindleyi
Steve Boyd, Lisa Rojas
2004-5-26
11384
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
RSA527652
Microseris lindleyi
Steve Boyd, Timothy S. Ross, Laurel Arnseth
1990-4-8
4373
Los Angeles
San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon.
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
RSA597994
Microsteris gracilis
Steve Boyd, Lauren Raz
1997-3-14
9166
Los Angeles
Liebre Mountains, lower north flank of Liebre Mountain, eastern slope of Horse Camp Canyon.
1389
Comment
SD181403
Microsteris gracilis
Steve Boyd, Valerie Soza
2001-3-27
10322
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
UCR160031
Mimulus aurantiacus
Steve Boyd, V. Arvizu
2004-6-8
11502
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
RSA527594
Mimulus aurantiacus var. parviflorus
Steve Boyd, Tim S. Ross, L. Arnseth
1990-4-8
4421
Los Angeles
San Clemente Island: E side of canyon, Bryce Canyon near Malo Point.
Comment
RSA527746
Mimulus aurantiacus var. parviflorus
Steve Boyd, Tim S. Ross, L. Arnseth
1990-4-8
4312
Los Angeles
San Clemente Island: east side of the island, near Malo Point, 1st canyon south of Bryce Canyon.
Comment
RSA517928
Mimulus aurantiacus var. puniceus
Steve Boyd
1986-3-1
1362
Riverside
Gavilan Hills, Gavilan Plateau: 1/4 mile south of Harford Springs County Park
640
Comment
UC1563089
Mimulus aurantiacus var. puniceus
Steve Boyd
1986-3-1
1362
Riverside
1/4 mi s Harford Springs County Park; Gavilan Plateau, Gavilan Hills
640
Comment
UCR48411
Mimulus brevipes
Steve Boyd
1986-4-22
1737
Riverside
Temescal Canyon, Walker Canyon area, where Temescal Creek (=Alberhill Creek) flows between Alberhill Mountain and Gavilan Hills
427
Comment
RSA561414
Mimulus cardinalis
Steve Boyd, Tim S. Ross, Dave Bramlet
1992-9-9
7679
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
SEINET11262501
Mimulus cardinalis
Steve Boyd, Tim Ross; Dave Bramlet
1992-9-9
7679
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 confluence of Los Alamos Creek, up the San Mateo Trail north to Potrero de la Cienega. Top of Tenaja Falls.; 0
396
Comment
RSA525697
Mimulus diffusus
Steve Boyd, Tim S. Ross
1990-5-11
4635
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
UCR21524
Mimulus floribundus
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
UCR21945
Mimulus floribundus
Steve Boyd
1980-5-3
186
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau
625
Comment
HSC85392
Mimulus fremontii
Steve Boyd
1986-4-19
1698
Riverside
Temescal Canyon, E side of Indian wash between I-15 and Temescal Canyon Rd.
Comment
RSA515170
Mimulus fremontii
Steve Boyd, O. Mistretta
1986-3-31
1552
Los Angeles
Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills.
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
SBBG122668
Mimulus guttatus
S. Boyd, V. Arvizu
2008-5-1
11955
Kern
lower Esperanza Cyn at E base of Sorrell Peak and W edge of Kelso Valley; Piute Mtns
1372
Comment
UC1595588
Mimulus parishii
Steve Boyd, Tim Ross
1991-6-8
6327
Riverside
near Ribbonwood (e side of small hill n of Hwy 74); San Jacinto Mtns., Pinyon Flats area
Comment
UCR77570
Mimulus rubellus
Steve Boyd, T. S. Ross
1991-6-8
6329
Riverside
San Jacinto Mtns., Pinyon Flats area near Ribbonwood. White calcareus outcrop forming small hill north of Hwy 74
Comment
CAS-BOT-BC388775
Minuartia douglasii
Steve Boyd; Tim Ross; Dave Bramlet
1993-5-12
7340
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
426
Comment
CAS-BOT-BC388795
Minuartia douglasii
Steve Boyd; LeRoy Gross
2004-5-4
11037
San Diego
Peninsular Ranges; Anza Bench region: Hills north of Warner Springs, Indian Flats Campground of Cleveland National Forest along Road 9S05
Comment
RSA543767
Minuartia douglasii
Steve Boyd, Timothy S. Ross, Mike Hammitt
1991-5-2
6027
Riverside
Vail Lake region, SW and W flanks of Billy Goat Mountain 3 miles N Highway 79, 1 mile W of Highway 371, N of Aguanga.
600
Comment
RSA520976
Mirabilis bigelovii
Steve Boyd
1990-10-4
5217
San Bernardino
New York Mountains, Eastern Mojave Desert. Upper part of Carruther s Canyon on slopes and ridgetops.
Comment
UCR108179
Mirabilis bigelovii var. bigelovii
Steve Boyd, Kent Hughes
1998-4-28
10224
Kern
Southern Sierra Nevada, Piute Range, Jawbone Canyon. southeast of confluence with Hoffman Canyon, north base of Chuckwalla Mountain
866
Comment
SBBG96691
Mirabilis californica
S. Boyd with T. Ross, L. Arnseth
1990-4-7
4187
Los Angeles
upper reaches of China Cyn
Comment
OBI37472
Mirabilis jalapa
Steve Boyd
1985-8-18
1125
Alameda
Fremont, plaground of John Blacow Elementary School and adj park
Comment
RSA0027991
Mirabilis laevis var. crassifolia
Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla
1990-4-3
4085
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
RSA726154
Mirabilis laevis var. retrorsa
Steve Boyd, Tammy Morgan
2004-3-30
10691
San Bernardino
Southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) about hill topped with communication towers.
1006
Comment
RSA457753
Mirabilis laevis var. villosa
Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, Tim S. Ross
1988-3-10
2112
Riverside
N. end Palen Mountains, 2 miles west of Palen Pass.
300
Comment
CAS-BOT-BC434883
Mirabilis multiflora var. pubescens
Steve Boyd
1991-9-8
6434
Riverside
Aguanga Valley, sandy wash of Temecula Creek, S of Hwy 79 at jtn with Hwy 371.
600
Comment
RSA517956
Mirabilis multiflora var. pubescens
Steve Boyd
1990-10-4
5188
San Bernardino
Pass between Vontrigger Hills and Hackberry Mountains, E side of Lanfair Rd., 11 miles N of jct. with Goffs Rd.
Comment
RSA0013560
Modiola caroliniana
Steve Boyd, R. E. Riefner
2007-4-27
11737
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
UCR224022
Modiola caroliniana
Steve Boyd, Rick Riefner
2007-4-27
11737
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
RSA0009183
Mohavea breviflora
Steve D. Boyd, Tim S. Ross, Walter Appleby
1993-3-18
7786
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
RSA703255
Mohavea confertiflora
Steve D. Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault
2004-5-14
11303
Imperial
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.
434
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
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
RSA0022770
Monardella linoides subsp. erecta
Steve Boyd, Valerie Soza, Kazuyuki Kashiwase
1998-7-1
10237
San Bernardino
San Bernardino Mountains: North base of Blackhawk Mountain, southwest of Round Mountain.
1463
Comment
CAS-BOT-BC349787
Monoptilon bellioides
Steve Boyd; S. Meury; R. Noyes; L. Arnseth; D. Nordin; T. Ross
1988-3-10
2126
Riverside
N. end Palen Mtns, 2 mi west of Palen Pass
300
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
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
CHSC32930
Montia parvifolia
D. Boyd; M. Eichelberger, T. Messick, T. Ranker
1980-5-24
79
Del Norte
Jeffrey Pine-Quercus vaccinifolia woodland on serpentine.
637
Comment
RSA593891
Muhlenbergia asperifolia
Steve Boyd
1996-4-24
8664
Los Angeles
Liebre Mountains, West Fork Liebre Gulch in narrow side canyon to the east.
1012
Comment
RSA559312
Muhlenbergia microsperma
Steve Boyd, Dave Bramlet
1992-5-13
7376
Riverside
San Mateo Canyon Wilderness Area; Wildhorse Canyon from confluence with Los Alamos Canyon upstream approx. 1 mile.
412
Comment
SD136953
Muhlenbergia microsperma
Steve Boyd, T. Ross, D. Bramlet
1993-5-13
7376
Riverside
San Mateo Canyon Wilderness Area. Wildhorse Canyon, from confluence with Los Alamos Canyon upstream approx. 1 mile
1349
Comment
UC1584090
Muhlenbergia microsperma
Steve Boyd
1990-10-3
5142
San Bernardino
se base of mts w Kelbaker Rd.; Granite Mtns
Comment
SBBG118894
Muhlenbergia porteri
S. Boyd with S. Vanderplank, V. Arvizu
2004-10-13
11605
San Bernardino
Ivanpah Valley, upper bajada at NE base of the Ivanpah Mtns, S of Interstate 15
Comment
RSA518014
Muilla maritima
Steve Boyd, Orlando Mistretta
1986-3-31
1550
Los Angeles
Mojave Desert: Highway 138, 4 miles E of junction with Highway 18 NE of Pinyon Hills.
Comment
SBBG96969
Munzothamnus blairii
S. Boyd with T. Ross, L. Arnseth
1990-4-8
4313
Los Angeles
near Malo Pt, first cyn S of Bryce Cyn, below Malo Benchmark
Comment
UCR107805
Myosurus minimus
Steve Boyd, Kent Hughes
1998-5-5
10179
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
SEINET8146388
Najas marina
S. Boyd
1889-1
3761
Unknown
Comment
RSA731239
Nama californica
Steve Boyd, Valentin Arvizu
2008-5-1
11925
Kern
Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley.
1372
Comment
RSA388041
Nama hispida var. revoluta
Steve Boyd
1986-2-6
1216
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
UC1563059
Nama hispida var. spathulata
Steve Boyd and Orlando Mistretta
1986-3-31
1562
Los Angeles
4 mi e Highway 138 junction with Highway 18 (ne of Pinyon Hills); Mojave Desert
Comment
UCR94483
Narcissus tazetta
Steve Boyd
1981-2-2
s.n.
Riverside
Gavilan Hills, upper Arroyo del Toro along old road grade (Lindell Rd.) west of Bull Canyon Road, at old homestead site
610
Comment
RSA388335
Nassella lepida
Steve Boyd
1986-5-7
1828
San Diego
De Luz Canyon: Along De Luz-Murrieta Road and De Luz Creek.
150
Comment
RSA575823
Nassella lepida
Steve Boyd
1981-4-29
s.n.
Riverside
Gavilan Hills region, norhteastern edge of the Gavilan Plateau on bouldery ridge (2427') to N of flats.
Comment
RSA526636
Nassella pulchra
Steve Boyd
1990-4-7
4229
Los Angeles
San Clemente Island. Lower half of China Canyon, S end of island, W side.
Comment
SBBG96837
Nassella pulchra
S. Boyd with T. Ross, L. Arnseth
1990-4-7
4199
Los Angeles
upper reaches of China Cyn
Comment
RSA335181
Nasturtium officinale
Steve Boyd, Karlin G. Marsh
1985-6-11
1143
San Bernardino
San Bernardino Mountains. Bear Valley area. North shore of Baker Lake, about 1 mile east of the Stanfield Cut-off.
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
RSA600542
Nasturtium officinale
Steve Boyd, Lauren Raz
1997-5-28
9858
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
RSA515450
Nasturtium officinale
Steve Boyd, D. E. Bramlet
1986-6-9
1950
Tulare
Southern Sierra Nevada Mountains, Chimney Creek Canyon at Chimney Meadow, N base peak 7155.
1860
Comment
RSA544297
Navarretia atractyloides
Steve Boyd, T. S. Ross
1991-6-14
6350
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
RSA535393
Nemacladus calcaratus
Steve Boyd, Dave Bramlet
1986-6-9
1931
Tulare
Chimney Creek Canyon, N slope Peak 7155, S Chimney Meadow.
2073
Comment
RSA480009
Nemacladus glanduliferus var. orientalis
Steve Boyd, S. Meury, L. Arnseth, D. Nordin, Tim Ross
1988-3-10
2134
Riverside
North end Palen Mountains, 2 mi west of Palen Pass.
300
Comment
SEINET1869527
Nemacladus longiflorus var. longiflorus
Steve Boyd
1986-1
1700
Riverside
Temescal Canyon: E side of Indian Wash between I-15 and Temescal Canyon Road.
Comment
UCR199805
Nemacladus pinnatifidus
Steve Boyd, Lisa Rojas
2004-5-26
11383
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
RSA543863
Nemacladus ramosissimus
Steve Boyd, D. E. Bramlet
1991-5-13
6251
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
SEINET10460965
Nemacladus sigmoideus
Boyd
1988-4-8
BOYD 1622
San Bernardino
Ord Mountain, north of Lucerne Valley. 10 miles north of the Bear Valley road on Camp Rock road
1372
Comment
UCR49231
Nemophila menziesii
Steve Boyd
1980-5-8
1610
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau
625
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
RSA592849
Nemophila menziesii var. integrifolia
Steve Boyd, Orlando Mistretta
1996-5-1
8744
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
RSA598872
Nemophila menziesii var. menziesii
Steve Boyd, T. S. Ross
1997-3-21
9238
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.
1195
Comment
RSA544378
Nicotiana bigelovii var. wallacei
Steve D. Boyd, Tim S. Ross
1991-6-14
6393
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
LA45889
Nicotiana glauca
Leo Boyd;
1953-3-29
sn
Los Angeles
SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd).
160
Comment
RSA500111
Oenothera californica subsp. californica
Steve Boyd, T. S. Ross, L. Arnseth
1989-6-10
3661
Riverside
Vail Lake area, Temecula Creek canyon below the dam.
457
Comment
RSA562058
Oenothera deltoides subsp. deltoides
Steve Boyd, C. Boyd, K. A. Boyd
1992-4-19
6926
Riverside
N end of the Granite Mtns on sandy bajada along poweline road near jtn of Hwy 177 and Hwy 62. Area of transition between Mojave and Colorado Deserts.
Comment
HSC87167
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. W of Palen Pass
300
Comment
SBBG87722
Oligomeris linifolia
S. Boyd with R. Noyes, L. Arnseth, T. Ross
1988-3-10
2128
Riverside
N end of Palen Mtns, 2 mi W of Palen Pass
300
Comment
UCR200768
Oligomeris linifolia
Steve Boyd, LeRoy Gross
2008-4-11
11855
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
UCR51934
Oligomeris linifolia
Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, et al.
1988-3-10
2128
Riverside
Sonoran (Colorado) Desert, N end of the Palen Mtns, 2 miles west of Palen Pass
300
Comment
OBI82098
Oncosiphon piluliferum
Steve D. Boyd
2006-5-11
11659
Los Angeles
Transverse Ranges; San Gabriel Mountains region; Alluvial fan below San Antonio Canyon at southern base of the range, just west of Los Angeles/San Bernardino County line along north margin of the west-bound 210 Freeway at Monte Vista/Baseline Ave off-ramp.
488
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
GH403346
Oncosiphon piluliferum
S. D. Boyd
2006-5-11
11659
Unknown
Transverse Ranges; San Gabriel Mountains region: Alluvial fan below San Antonio Canyon at southern base of the range, just west of Los Angeles/San Bernardino County line along north margin of the west-bound 210 Freeway at Monte Vista/Baseline Ave off-ramp
Comment Read comments Feb 1 2018
RSA543162
Opuntia basilaris
Steve Boyd, Timothy S. Ross, Mike Hammit
1991-5-2
6092
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
SD230193
Opuntia basilaris var. basilaris
Steve Boyd, Lauren Raz
1997-6-18
9976
Los Angeles
Liebre Mountains region: Portal Ridge, open ridline about junction of Juday Truck Trail and Troedel Motorway, south of Trodel Spring.
1182
Comment
SD152895
Opuntia ficus-indica
Steve Boyd, Tim Ross
1992-5-20
7465
Orange
Southern Santa Ana Mtns, San Mateo Cyn Wilderness Area,western edge of wilderness in Lucas Cyn, along cyn floor from crossing of Lucas Cyn Trail,upstream Ao mile to spur trail leading to old mining habitations in side cyn.About old homesteads. (IPB 9/07)
305
Comment
RSA388329
Opuntia vaseyi
Steve Boyd
1986-5-7
1835
Riverside
Temescal Canyon: Edge of Terrace escarpment between Horsethief wash and Indian Truck Trail, south of I-15.
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
CAS-BOT-BC502618
Orobanche bulbosa
Steve Boyd; Lauren Raz
1997-3-25
9320
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 NE of Knapp Ranch
1280
Comment
RSA0078554
Orobanche cooperi subsp. cooperi
Steve Boyd
1986-2-6
1226
Imperial
Cargo Muchacho Mts.; large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Road and Power-line Road.
Comment
RSA593435
Orobanche fasciculata
Steve Boyd, Mark A. Elvin, Victoria Jotikasthira
1996-6-25
8889
Los Angeles
Liebre Mountains, along summit of Sawmill Mountain, west of Sawmill Camp and just north of 7N23.
1610
Comment
RSA560836
Orthocarpus purpurascens
Steve D. Boyd, Tim S. Ross
1992-5-4
7186
Riverside
Southern Santa Ana Mountains; San Mateo Canyon Wilderness Area; Oak Flats area E of Verdugo Potrero
732
Comment
UCR204092
Oryzopsis hymenoides
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10562
Tulare
Southern Sierra Nevada Range, Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak)
2509
Comment
HSC85288
Osmadenia tenella
Steve Boyd
1986-5-1
1794
Riverside
SW Perris Basin, Hill W of Skunk Hollow, Skunk Hollow vernal pool
Comment
UCR91632
Osmorhiza chilensis
Steve Boyd, Darin Banks
1995-4-6
8441
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
SD136804
Oxalis corniculata
Steve Boyd, Tim Ross
1992-5-5
7258
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wildeerness Area. Oak Flats along Serrano Spsring drainage between Lucas Canyon Trail and junction of Bluewater and Verdugo Trails.
730
Comment
UCR21882
Oxytheca perfoliata
Steve Boyd
1980-5-25
s.n.
Inyo
Northern Mojave Desert, Junction of 190 and Saline Valley Rd., Santa Rosa flat
1489
Comment
RSA701729
Oxytheca trilobata
Steve Boyd, LeRoy Gross
2004-5-4
11072
San Diego
Hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05.
899
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
RSA601331
Oxytheca trilobata
Steve Boyd, Lauren Raz
1997-6-17
9965
Los Angeles
Liebre Mountains region: Western end of Sawmill Mountain at saddle between Fish Canyon and first canyon west of Sawmill Canyon, along Forest Service road 7N23, ca. 0.7 road miles east of junction with 7N19., At the point where fuelbreak crosses the road.
1549
Comment
RSA500066
Paeonia californica
Steve Boyd, Tim S. Ross, L. Arnseth
1989-4-2
3245
Riverside
Vail Lake area, S of Hwy 79, 0.25 mi E of Pauba Rd.
426
Comment
UCR151380
Paeonia californica
Steve Boyd, Lisa Rojas
2004-5-26
11362
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
RSA387396
Palafoxia arida var. arida
Steve Boyd
1986-2-6
1264
Imperial
Sonoran (Colorado) Desert Cargo Muchacho Mts. Plains east of mountains, powerline road, 2.9 mi west of Picacho Rd.
Comment
SD217341
Papaver californicum
Steve Boyd, Tim Ross
1990-5-11
4629
Riverside
Vail Lake area, base of Agua Tibia Mountain, east of Dripping Springs campground of Cleveland National Forest, South of Highway 79.
548
Comment
CAS-BOT-BC272326
Pappostipa speciosa
Steve Boyd; LeRoy Gross
2004-5-4
11027
San Diego
Hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05, Anza Bench region, Peninsula Ranges
899
Comment
SD217393
Parietaria hespera
Steve Boyd, Tim Ross and Laurel Arnseth
1990-4-8
4297
Los Angeles
San Clemente Island. East side of island, near Malo Point, first canyon south of Bryce Canyon.
Comment
RSA522712
Parietaria hespera var. californica
Steve D. Boyd, Tim S. Ross, L. Arnseth
1990-3-29
3898
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
SBBG96801
Parietaria hespera var. californica
S. Boyd with T. Ross, L. Arnseth
1990-4-7
4241
Los Angeles
lower half of China Cyn
Comment
RSA527729
Parietaria hespera var. hespera
Steve D. Boyd, Tim S. Ross, L. Arnseth
1990-4-8
4297
Los Angeles
San Clemente Island: east side of the island, near Malo Point, 1st canyon south of Bryce Canyon.
Comment
RSA0028397
Pectocarya heterocarpa
Steve Boyd, Michael Denslow
2004-3-23
10679
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
RSA517909
Pectocarya heterocarpa
Steve Boyd, T. S. Elias, Erika Winter
1986-2-18
1314
Riverside
Mecca Hills, Colorado Desert: Painted Canyon N of Highway 195.
Comment
RSA517922
Pectocarya heterocarpa
Steve Boyd, B. Roy, T. S. Elias, S. Meury, S. Zona
1986-3-5
11348
San Diego
De Luz Canyon: Along De Luz-Murrieta Road and De Luz Creek.
150
Comment
RSA543183
Pectocarya heterocarpa
Steve Boyd
1991-3-17
5476
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
RSA562057
Pectocarya heterocarpa
Steve Boyd, K. A. Boyd, C. Boyd
1992-4-19
6927
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
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
RSA524224
Pectocarya linearis subsp. ferocula
Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla
1990-4-2
4018
Riverside
Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station.
488
Comment
RSA525683
Pectocarya linearis subsp. ferocula
Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota
1990-5-3
4553
Riverside
San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake
Comment
RSA527768
Pectocarya linearis subsp. ferocula
Steve Boyd, Tim Ross, Laurel Arnseth
1990-4-8
4331
Los Angeles
San Clemente Island: E side of island, Bryce Cyn near Malo Point.
Comment
UCR49252A
Pectocarya linearis var. ferocula
Steve Boyd
1986-3-9
1385 A
Riverside
Peninsular Range, Temescal Canyon: Alberhill Mtn., south slope of mtn., just east of claymine area
488
Comment
RSA543783
Pectocarya penicillata
Steve Boyd, Tim Ross, Mike Hammitt
1991-5-2
6040
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
RSA597779
Pectocarya penicillata
Steve Boyd, Lauren Raz
1997-3-14
9173
Los Angeles
Liebre Mountains, lower southeastern flank of Bald Mountain, near head of Liebre Gulch, due west of Sandberg.
1213
Comment
RSA599786
Pectocarya penicillata
Steve Boyd, Lauren Raz
1997-3-25
9279
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
RSA701582
Pectocarya penicillata
Steve Boyd, Naomi Fraga
2004-4-27
10924
San Diego
Warner Springs area, flats east of gliderport, near the Pacific Crest Trail, south of Highway 79.
Comment
RSA0028393
Pectocarya platycarpa
Steve Boyd
2007-10-29
11798
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
RSA517819
Pectocarya platycarpa
Steve Boyd, Orlando Mistretta
1986-3-13
1436
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
RSA570373
Pectocarya platycarpa
Steve Boyd, Tim Ross, W. Appleby
1993-3-19
7817
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
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
RSA496356
Pectocarya recurvata
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-3-19
3030
Riverside
Vail Lake area, 0.5 mi WNW of dam, S flank Oak Mountain.
549
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
UCR49252B
Pectocarya recurvata
Steve Boyd
1986-3-9
1385 B
Riverside
Peninsular Range, Temescal Canyon: Alberhill Mtn., south slope of mtn., just east of claymine area
488
Comment
UCR60255
Pectocarya recurvata
Steve Boyd, T. S. Ross, L. Arnseth
1989-4-2
3198
Riverside
Peninsular Range, Vail Lake area, W end of bench on S flank of Oak Mtn.
549
Comment
RSA543594
Pectocarya setosa
Steve Boyd, L. Arnseth, Orlando Mistretta
1991-5-6
6146
Riverside
Santa Ana Mountains, S side of Elsinore Peak.
1037
Comment
RSA599267
Pectocarya setosa
Steve Boyd, Lauren Raz
1997-3-31
9441
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
RSA730913
Pectocarya setosa
Steve Boyd, Valentin Arvizu
2008-5-1
11902
Kern
Southern Sierra Nevada region: Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley.
1372
Comment
RSA701588
Pedicularis densiflora
Steve D. Boyd
2004-4-15
10900
Los Angeles
Rowher Flats area, near off-highway vehicle staging areas at end of Angeles National Forest road 5N14.
Comment
RSA701760
Pellaea mucronata
Steve Boyd, LeRoy Gross
2004-5-4
11088
San Diego
Hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05.
899
Comment
RSA524223
Pellaea mucronata var. mucronata
Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla
1990-4-2
4017
Riverside
Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station.
488
Comment
RSA678882
Pennisetum setaceum
Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky
2003-4-17
10451
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
RSA701175
Penstemon X parishii
Steve D. Boyd, Lisa Rojas
2004-5-26
11349
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
NY758502
Penstemon centranthifolius
S. Boyd
2004-5-18
11308
Los Angeles
Transverse Ranges: Liebre Mountains region: Atmore Meadows area
Comment
OBI66301
Penstemon centranthifolius
Steve Boyd, Amber Maurice
2004-5-18
11308
Los Angeles
Transverse Ranges; Liebre Mts region: Atmore Meadows area
Comment
RSA599254
Penstemon centranthifolius
Steve D. Boyd, Lauren Raz
1997-3-31
9429
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
RSA735631
Penstemon eatonii var. eatonii
Steve D. Boyd, Tammy Morgan
2004-6-1
11421
San Bernardino
Clark Mountains, western flank of the range in large canyon south of Pachalka Spring.
1433
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
RSA702006
Penstemon heterophyllus
Steve D. Boyd, Valentin Arvizu
2004-6-8
11503
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
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
RSA562473
Pentagramma triangularis subsp. triangularis
Steve Boyd, Timothy S. Ross
1992-5-6
7273
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.
640
Comment
RSA701797
Pentagramma triangularis subsp. triangularis
Steve Boyd, Heidi Bigelow
2004-4-5
10782
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
RSA735787
Pentagramma triangularis subsp. triangularis
Steve Boyd
2007-2-17
11716
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
RSA0060257
Pentagramma viscosa
Steve Boyd, Timothy S. Ross, L. Arnseth
1991-4-6
4150
Los Angeles
San Clemente Island. Lemon Tank Cyn, E side of island.
274
Comment
UCR99485
Perideridia pringlei
Steve Boyd, Lauren Raz
1997-5-29
9908
Los Angeles
San Gabriel Mtns., Portal Ridge, north of the San Andreas rift zone, in Cow Spring drainage along Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake.
1098
Comment
OBI70933
Peritoma arborea
Steve Boyd, Lauren Raz
1997-3-25
9311
Los Angeles
Liebre Mts region: Upper end of broad alluvial valley at head of Cienaga cyn, southern base of Liebre mtn, at end of dirt road leading 1 km NE of Knapp Ranch
1280
Comment
RSA480022
Perityle emoryi
Steve Boyd, Sara Meury, Richard Noyes, L. Arnseth, D. Nordin, Timothy S. Ross
1988-3-10
2153
Riverside
North end Palen Mountains, 2 mi west of Palen Pass.
300
Comment
RSA702023
Perityle emoryi
Steve Boyd, Michael Denslow
2004-3-23
10672
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
RSA731051
Perityle emoryi
Steve Boyd, LeRoy Gross
2008-4-11
11875
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
RSA735242
Perityle emoryi
Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault
2004-5-14
11214
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
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
UCR147738
Petalonyx thurberi
Steve Boyd, Et al.
2004-5-14
11257
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 Read comments Mar 19 2016
RSA735575
Petradoria pumila subsp. pumila
Steve Boyd, Tammy Morgan
2004-6-1
11444
San Bernardino
Clark Mountains, western flank of the range in large canyon south of Pachalka Spring.
1433
Comment
RSA702231
Petrophytum caespitosum
Steve D. Boyd, Tammy Morgan
2004-6-1
11423
San Bernardino
Clark Mountains, western flank of the range in large canyon south of Pachalka Spring.
1433
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
UCR98785
Phacelia affinis
Steve Boyd, A. C. Sanders, R. T. Hawke, S. Hawke, S. Hobbs, P. Hobbs
1997-4-20
9559
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
RSA599840
Phacelia brachyloba
Steve Boyd, Lauren Raz
1997-5-6
9757
Los Angeles
Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek.
500
Comment
SBBG87689
Phacelia brachyloba
S. Boyd with T. Elias
1987-4-14
2067
Los Angeles
Pine Mtn and Silver Mtn [between], S of Rincon-Red Box Rd, N of Glendora
Comment
UCR95554
Phacelia brachyloba
Steve Boyd
1996-5-17
8796
San Diego
Palomar Mtns, Summit of Aguanga Mtn along Palomar Divide Road (=Forest Service Road 9S07), c. 2.6 mi. east of junction with Halfway Road (F.S. Road 9S06).
1427
Comment
RSA486638
Phacelia campanularia
Steve Boyd, D. Charlton, L. Arnseth, D. Nordin, S. Meury, Richard Noyes, Tim S. Ross
1988-4-8
1613
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
HSC66586
Phacelia cicutaria
D. Boyd, M. Eichelberger, Tim Messick, T. Ranker
1980-4-19
16
Lake
Coldsprings Campground along access road to Indian Valley Dam
Comment
RSA557791
Phacelia cicutaria var. hispida
Steve Boyd, Tim Ross
1992-4-29
7127
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
RSA571499
Phacelia cicutaria var. hispida
Steve Boyd, Tim Ross
1994-3-29
8232
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
RSA593695
Phacelia ciliata
Steve Boyd, D. Bramlet
1996-4-19
8631
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
RSA570333
Phacelia crenulata
Steve Boyd, Tim Ross, W. Appleby
1993-3-19
7831
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
RSA701088
Phacelia crenulata
Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault
2004-5-14
11248
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
UCR148387
Phacelia crenulata
Steve Boyd, Tammy Morgan
2004-3-30
10692
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
UCR200243
Phacelia curvipes
Steve Boyd, Valentin Arvizu
2008-5-1
11927
Kern
Southern Sierra Nevada Range, Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley
1463
Comment
RSA517927
Phacelia distans
Steve Boyd, B. Roy, T. S. Elias, S. Meury, S. Zona
1986-3-5
1356
Riverside
Hwy 195, N base of the Orocopia Mts., halfway between I-10 & Box Canyon.
Comment
RSA517999
Phacelia distans
Steve Boyd, Orlando Mistretta
1986-3-31
1524
Los Angeles
Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills.
Comment
RSA543790
Phacelia distans
Steve Boyd, Tim Ross, Mike Hammitt
1991-5-2
6067
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
RSA599547
Phacelia distans
Steve Boyd, Lauren Raz
1997-4-16
9529
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
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
SD152827
Phacelia distans
Steve Boyd, Orlando Mistretta
1992-4-23
7069
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
RSA599666
Phacelia egena
Steve Boyd, Lauren Raz
1997-5-1
9684
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
RSA485365
Phacelia fremontii
Steve Boyd, C. Boyd
1987-4-12
2023
Inyo
South end of Greenwater Valley, 0.3 mile NW of jtn w/ Hwy 178, 2 miles W of Shoshone.
Comment
RSA515457
Phacelia fremontii
Steve Boyd, C. Boyd
1987-4-12
1978
Inyo
North end of Greenwater Valley, 3.2 miles S of Dante's View Road, just outside Death Valley National Monument area.
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
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
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
RSA600143
Phacelia longipes
Steve Boyd, Lauren Raz
1997-5-6
9735
Los Angeles
Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek.
500
Comment
UCR68901
Phacelia lyonii
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-7
4282
Los Angeles
Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side
183
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
SD136820
Phacelia minor
Steve Boyd
1992-4-14
6786
Riverside
Santa Ana Mtns, San Mateo Cyn Wilderness Area; along Verdugo Trail from Tenaja Tr. to Bluewater Cyn, S of Sitton Pk.
792
Comment
RSA480099
Phacelia neglecta
Steve Boyd, L. Arnseth, S. Meury, D. Nordin, Tim Ross
1988-3-10
2188
Riverside
Sonoran (Colorado) Desert NW end McCoy Mtns, NW of Blackjack Mine.
400
Comment
UCR148510
Phacelia ramosissima
Steve Boyd, V. Arvizu
2004-6-8
11473
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
UC1929455
Phacelia ramosissima var. ramosissima
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10568
Tulare
Sierra Nevada; Southern Sierra Nevada region; Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak).
2509
Comment
RSA599338
Phacelia tanacetifolia
Steve Boyd, Lauren Raz
1997-3-26
9366
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
RSA701687
Phacelia viscida
Steve Boyd, Valentin Arvizu
2004-6-8
11517
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
SD230243
Phacelia viscida
Steve Boyd, Lauren Raz, Timothy S. Ross
1997-4-1
9455
Los Angeles
Liebre Mountains Region: Upper watershed of Osito Canyon between I-5 and the Old Ridge Route, vicinity of Osito Flat, a disctinctive, open grassy break in slope under the high tension power lines.
792
Comment
UCR40514
Phalaris aquatica
Steve Boyd
1985-8-7
1112
Riverside
Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, Tenaja Rd., 3.3 mi east of junction with 8S01 and 8S02
Comment
RSA560278
Phalaris paradoxa
Steve Boyd, Timothy S. Ross, M. Wall
1992-6-4
7540
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Devil Canyon at the confluence with 'Miller Canyon'
537
Comment
SD152823
Pholistoma auritum var. auritum
Steve Boyd
1992-4-15
6870
Riverside
Santa Ana Mountains, San Mateo Cyn Wilderness Area. Bluewater Canyon along Bluewater Tr. downstream to the confluence with San Mateo Creek.
334
Comment
SBBG96672
Pholistoma racemosum
S. Boyd with T. Ross, L. Arnseth
1990-4-7
4258
Los Angeles
lower half of China Cyn
Comment
UC1930199
Pholistoma racemosum
Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky
2003-4-17
10491
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
UCR77766
Pholistoma racemosum
Steve Boyd, L. Arnseth, Orlando Mistretta
1991-5-6
6131
Riverside
SE end of Gavilan Hills, east of Arroyo del Toro, north-facing slope of low hill
488
Comment
CAS-BOT-BC135169
Phoradendron juniperinum
Steve Boyd; Dave Bramlet
1986-6-9
1870
Tulare
Chimney Creek Canyon, side canyon So. Peak 7155 S of Chimney Creek Meadow. Southern Sierra nevada Mountains
Comment
UCR147761
Phoradendron tomentosum
Steve Boyd, Naomi Fraga
2004-4-27
10904
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
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
UC1584068
Phoradendron villosum
Steve Boyd and Dave Bramlet
1988-10-8
2878
Riverside
s.w. Anza (at head of Bautista Canyon, Cahuilla Mt., along crest of the mt.); Cahuilla Mt.
Comment
RSA599606
Phragmites australis
Steve Boyd, Lauren Raz
1997-4-16
9500
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., Near 34? 41' 58.3''N 118 ? 46' 58.7''W.
853
Comment
RSA701564
Physalis crassifolia
Steve D. Boyd, Tammy Morgan
2004-3-30
10707
San Bernardino
Southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) about hill topped with communication towers.
1006
Comment
RSA725382
Physalis crassifolia
Steve D. Boyd
2007-11-1
11825
San Bernardino
Southern base of the Bristol Mountains, north of Old Route 66, east of Amboy and west of juntion with Kelbaker Road.
305
Comment
UCR147732
Physalis crassifolia
Steve Boyd, Tammy Morgan
2004-3-30
10707
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
UCR22007
Picris echioides
Steve Boyd
1980-9-8
342
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau
610
Comment
RSA544441
Pilularia americana
Steve Boyd, Timothy S. Ross, David Zippin, Tom Oberbauer
1991-6-14
6348
Riverside
Skunk Hollow Area, 2 miles E of Murrieta Hot Springs, just W of Second San Diego Aqueduct.
Comment
RSA702786
Pinus monophylla
Steve Boyd, Tammy Morgan
2004-6-1
11428
San Bernardino
Clark Mountains, western flank of the range in large canyon south of Pachalka Spring.
1433
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
RSA701708
Piptatherum miliaceum
Steve Boyd, Valentin Arvizu
2004-6-8
11530
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
RSA561111
Piptatherum miliaceum
Steve Boyd, Timothy S. Ross, D. Bramlet
1993-5-12
7322
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
RSA611668
Plagiobothrys acanthocarpus
Steve Boyd, Lauren Raz, Mike Kinney
1998-3-17
10099
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
UCR80729
Plagiobothrys acanthocarpus
Steve Boyd
1992-4-18
6895
Riverside
Perris-Aguanga Basin region, Paloma Valley, between Sun City and Murrieta, east of Hwy 215; just SW of the junction of Briggs Road and Scott Road
457
Comment
RSA599271
Plagiobothrys arizonicus
Steve Boyd, Lauren Raz
1997-3-31
9445
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
RSA599559
Plagiobothrys arizonicus
Steve Boyd, A. C. Sanders, R. T. Hawke, Shaun Hawke, Susan Hobbs, Paul Hobbs
1997-4-20
9541
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
RSA599624
Plagiobothrys arizonicus
Steve Boyd, Lauren Raz
1997-4-16
9518
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
RSA359606
Plagiobothrys canescens
Steve Boyd
1986-3-3
1376
Riverside
Good Hope Valley, 5 miles W of Perris, DePrad Street, 1/2 mile E of Cowie Ave.
488
Comment
RSA495425
Plagiobothrys canescens
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-3-12
2951
Riverside
Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam.
442
Comment
UCR148176
Plagiobothrys canescens
Steve Boyd, Naomi Fraga
2004-4-27
10957
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 Hwy 79 and west of the Warner Springs Resort
Comment
UCR95412
Plagiobothrys canescens
Steve Boyd
1996-4-25
8701
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
UC1605426
Plagiobothrys collinus var. fulvescens
Steve Boyd
1986-4-2
1594
Riverside
Harford Springs County Park Gavilan Hills, Gavilan Hills, Harford Springs County Park
609
Comment
UC1928510
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
UCR200708
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
UCR107773
Plagiobothrys leptocladus
Steve Boyd, J. M. Porter, Z. Lederman
1998-4-27
10153
Los Angeles
Mojave Desert, Antelope Valley, Amargosa Creek drainage at W G Street, west of Hwy 14, SW of Rosamond Dry Lake.
793
Comment
UCR77579
Plagiobothrys leptocladus
Steve Boyd, D. E. Bramlet
1991-5-13
6228
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
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
UCR177138
Plagiobothrys nothofulvus
Steve Boyd
1996-4-25
8668
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
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
RSA508002
Plagiobothrys tenellus
Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth
1988-5-28
2306
Riverside
Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest.
1500
Comment
RSA523522
Plagiobothrys tenellus
Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla
1990-4-2
3981
Riverside
Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station.
488
Comment
RSA730882
Plagiobothrys tenellus
Steve Boyd, Valentin Arvizu
2008-5-1
11979
Kern
Southern Sierra Nevada region: Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley.
1372
Comment
UCR59764
Plagiobothrys tenellus
Steve Boyd, T. S. Ross, L. Arnseth
1989-3-31
3075
Riverside
Peninsular Range, Vail Lake area, south of Hwy 79, 0.25 mi east of Pauba Road
457
Comment
UCR77718
Plagiobothrys tenellus
Steve Boyd
1991-5-7
6176
Riverside
Peninsular Ranges, Santa Ana Mountains, SE and E side of Elsinore Peak
1067
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
RSA574743
Plantago erecta
Steve Boyd
1982-3-30
s.n.
Riverside
Gavilan Hills region, Temescal Canyon, south slope of Alberhill Mountain, just east of extensively mined area.
427
Comment
SD122968
Plantago lanceolata
Steve Boyd
1985-7-23
1000
Riverside
5.0 miles west of Ranco California at junction of Rancho California Road and DeLuz Road.
427
Comment
UC1608277
Plantago lanceolata
Steve Boyd and Tim Ross
1992-5-5
7262
Riverside
nw of Oak Flats (along Verdugo Trail, between junctions with Bluewater and Lucas Canyon Trails); Southern Santa Ana Mountains, San Mateo Canyon Wilderness Ar
762
Comment
RSA570263
Plantago ovata var. fastigiata
Steve Boyd, Tim S. Ross, W. Appleby
1993-3-19
7807
San Bernardino
Southern base of the Avawatz Range at the mouth of Sheep Creek Spring Cyn about old mining operation of Sierra Talc mine.
600
Comment
RSA682163
Plantago patagonica
Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky
2003-4-17
10500
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
SBBG101726
Platystemon californicus
S. Boyd with T. Ross, M. Hammitt
1991-5-2
6071
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
UCR22124
Platystemon californicus
Steve Boyd
1980-4-11
127
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau
610
Comment
RSA593019
Platystemon californicus var. crinitus
Steve Boyd
1996-4-25
8728
Los Angeles
Liebre Mountains, southwestern flank of Liebre Mountain, north side of Cold Canyon along Forest Service Road 7N23 ca 2.3 road miles N of jtn with 7N22.
1537
Comment
RSA593505
Platystemon californicus var. crinitus
Steve Boyd, Orlando Mistretta
1996-5-1
8762
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
RSA560375
Plectritis ciliosa subsp. insignis
Steve D. Boyd
1992-4-14
6807
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
UC1608230
Plectritis ciliosa subsp. insignis
Steve Boyd, Tim Ross, Orlando Mistretta
1992-3-31
6761
Riverside
Tenaja Trail from junction w Morgan Trail south to Pigeon Spring area, San Mateo Canyon Wilderness Area Pigeon Spring; Santa Ana Mountains, San Mateo Canyon Wilderness Area
670
Comment
UCR80733
Plectritis ciliosa subsp. insignis
Steve Boyd
1992-4-18
6907
Riverside
Gavilan Hills, SE end of range, east of Arroyo del Toro
488
Comment
RSA702059
Pleuraphis jamesii
Steve Boyd, Tammy Morgan
2004-6-1
11446
San Bernardino
Clark Mountains, western flank of the range in large canyon south of Pachalka Spring.
1433
Comment
UC1930200
Pleuraphis rigida
Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky
2003-4-17
10492 A
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
UCR148518
Pleuraphis rigida
Steve Boyd, Tammy Morgan
2004-6-1
11446
San Bernardino
Eastern Mojave Desert, Clark Mountain, west flank of the range in large canyon south of Pachalka Spring
1800
Comment
UC1719687
Pleurocoronis pluriseta
Steve Boyd, Michael Denslow
2004-3-23
10633
San Bernardino
Mojave Desert; Central Mojave Desert region; Lavic Mountain, southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) along powerline/pipeline access road.
Comment
RSA726826
Poa annua
Steve Boyd, Heidi Bigelow
2004-4-5
10789
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
RSA518013
Poa secunda
Steve Boyd, Orlando Mistretta
1986-3-31
1549
Los Angeles
Mojave Desert: Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills.
Comment
RSA543768
Poa secunda
Steve Boyd, Mike Hammitt
1991-5-2
6028
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
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
SD136949
Poa secunda
Steve Boyd
1992-4-14
6835
Riverside
Santa Ana Mountains, San Mateo Cyn Wilderness Area. Western flank of Bluewater Cyn along Bluewater Trail.
341
Comment
CAS-BOT-BC242999
Poa secunda subsp. secunda
Steve Boyd; et al.
1990-4-2
4023
Riverside
Vail Lake Area, lower slopes of Agua Tibia Mountain, along Highway 79, E of USFWS Dripping Springs Guard Station
609
Comment
UCR21893
Podistera nevadensis
Steve Boyd
1980-8-8
s.n.
Mono
Sierra Nevada Mtns, Dana Plateau, Mount Dana
3659
Comment
CAS-BOT-BC232901
Polemonium carneum
Louise A. Boyd; Katherine Donahoe
1923-5-1
s.n.
Siskiyou
Near Oregon boundary
Comment
RSA593878
Polycarpon tetraphyllum
Steve Boyd, David E. Bramlet
1996-4-19
8622
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, E base of rounded hill at the N end of California Avenue, N of Stetson Avenue
457
Comment
RSA562735
Polycarpon tetraphyllum
Steve Boyd, Timothy S. Ross
1992-5-19
7451
Orange
Southern Santa Ana Mountains San Mateo Canyon Wilderness Area. Western edge of the wilderness along Lucas Canyon Trail crossing.
320
Comment
SD136791
Polygala cornuta var. fishiae
Steve Boyd, Tim Ross, Mike Wall
1992-6-2
7506
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area, Devil Canyon, from confluence with 'Miller Creek' downstream ca. 1 mile Locally common, ledges & crevices on granitic bedrock in area of narrows & cataracts (IPB 3/06)
487
Comment
UCR99510
Polygonum amphibium var. emersum
Steve Boyd, Lauren Raz
1996-10-14
9073
Los Angeles
Liebre Mtns., North shore of Elizabeth Lake, Pine Canyon south of Partal Ridge at Angeles National Forest Picnic area
1000
Comment
RSA335174
Polygonum amphibium var. stipulaceum
Steve Boyd, Karlin Marsh
1985-6-11
1185
San Bernardino
San Bernardino Mountains. Bear Valley area. North shore of Baker Lake, about 1 mile east of the Stanfield Cut-off.
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
RSA527771
Polypodium californicum
Steve Boyd, Timothy S. Ross, L. Arnseth
1990-4-8
4336
Los Angeles
San Clemente Island. E side of island, near Malo Point, third canyon S of Bryce Canyon.
Comment
SEINET10602403
Polypogon interruptus
Steve Boyd, Timothy S. Ross
1990-5-11
Boyd 4661
Riverside
Vail Lake area, Arroyo Seco drainage, cyn bottom at N base of Wild Horse Peak, SE of Dripping Springs camp-ground of Cleveland Nat. Forest. T8S, R1W, N1/2 sec. 26 1900-2000' elev. Riparian woodland, pools along stream supporting Typha, Carex, etc. Benches, slopes burned. Coarse grass, local in pool along stream.
609
Comment
RSA500120
Polypogon monspeliensis
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-6-10
3691
Riverside
Vail Lake area, Benches of Arroyo Seco and slopes of adjacent hills to E.
488
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
CAS-BOT-BC356159
Porophyllum gracile
Steve Boyd
1986-5-1
1786
Riverside
Southwestern Perris Basin: Hill W of Skunk Hollow
Comment
RSA552744
Porophyllum gracile
Steve Boyd, Timothy S. Ross, Orlando Mistretta
1992-2-25
6676
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
RSA562731
Porophyllum gracile
Steve Boyd, Timothy S. Ross
1992-5-19
7447
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
SD152924
Porophyllum gracile
Steve Boyd, Tim Ross
1992-5-19
7447
Orange
Southern Santa Ana Mountains, western edge of the wilderness in Aliso Canyon at the confluence with Lucas Canyon.
274
Comment
SEINET3404650
Portulaca halimoides
Steve Boyd
1990-10-4
5254
San Bernardino
Eastern Mojave Desert; south base of New York Mtns., 1.4 mi north of New York Mtn Rd.
Comment
UC1595735
Portulaca oleracea
Steve Boyd
1990-10-4
5260
San Bernardino
1.4 mi n of New York Mountain Road ( mouth of Carruther's Canyon, south base of New York Mountains, Eastern Mojave Desert); New York Mountains, Eastern Mojave Desert, Carruther's Canyo
Comment
RSA535394
Portulaca oleracea
Steve Boyd
1990-10-4
5264
San Bernardino
Round Valley, S of Pinto Mountain along Cedar Canyon Road 4.7 miles E of junction w/ Black Canyon Road. East Mojave Desert.
Comment
UCR65271
Potamogeton pectinatus
Steve Boyd, Orlando Mistretta
1989-7-18
3760
Riverside
Peninsular Range, Vail Lake area, along W shore of lake 0.5 mi south of the dam
427
Comment
SEINET12900516
Potamogeton pectinatus
S. Boyd, T. S. Ross
1989-1
3814
Unknown
Comment
RSA0013895
Proboscidea althaeifolia
Steve Boyd, Valerie Soza, Tasha La Doux
1997-10-13
10062
Riverside
Colorado-Mojave Desert transition, Little Maria Mountains: Bajada at southwest end of Rice Valley, along Midland Road, just north of pass between Little Maria and Big Maria mountains.
274
Comment
UC1522675
Proboscidea louisianica subsp. louisianica
Steve Boyd
1984-9-20
Riverside
along Cajalco Rd. 4 1/2 mi nw Perris (0.2 mi e of its intersection with Clark St. (Old Elsinore Rd.)); Mead Valley
Comment
CAS-BOT-BC206986
Prosopis glandulosa var. torreyana
Steve Boyd
1986-4-10
1646
Riverside
Temescal Canyon, along De Palma Road between Indian Truck Trail and Horsethief Canyon, on terrace escarpment 1.2 mi. E of Indian Truck Trail
Comment
UCR17888
Prosopis velutina
Steve Boyd
1978-8-30
133 A
Riverside
Peninsular Range, Pauba Valley. Hwy 79, 3.7 mi east of Interstate Hwy 15E.
335
Comment
SD215647
Prunus dulcis
Steve Boyd, Lauren Raz
1997-3-26
9324
Los Angeles
Portal Ridge north of Lake Hughes, upper end of Myrick Canyon drainage along Lakeview Road
Comment
UCR99508
Prunus dulcis
Steve Boyd, Lauren Raz
1997-3-26
9375
Los Angeles
Liebre Mtns., Sierra Pelona Ridge, upper end of Bouquet Canyon, south of Licon Crest near end of off-highway vehicle trail which begins at Bouquet Canyon Road
1311
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
SD215650
Prunus ilicifolia
Steve Boyd, Lauren Raz
1997-3-25
9308
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
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
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
RSA517236
Psathyrotes ramosissima
Steve Boyd, Thomas S. Elias, Erika Winter
1986-2-18
1323
Riverside
Mecca Hills, Colorado Desert: Painted Canyon N of Highway 195.
Comment
SD122979
Pseudognaphalium beneolens
Steve Boyd
1985-8-7
1094
San Diego
Santa Rosa Plateau region. Forest Service Road 8S02, 1.5 mi west of jtn of 8S02, 8S01, and Tenaja Rds. in openings in chaparral
Comment
CAS-BOT-BC356791
Pseudognaphalium californicum
Steve Boyd; Aydee Virgen
2004-4-13
10845
Riverside
Peninsular Ranges; Santa Ana Mountains region: San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon
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
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
RSA557737
Psilocarphus tenellus
Steve Boyd, Timothy S. Ross
1992-4-30
7165
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
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
RSA518179
Psilostrophe cooperi
Steve Boyd
1990-10-3
5153
San Bernardino
Providence Mountains., Road over Foshay Pass, W side of range, 11.2 mi E of Kelbaker Rd.
Comment
RSA670044
Psorothamnus arborescens var. arborescens
Steve Boyd
1978-2-6
s.n.
San Bernardino
Paradise Range, about 20 miles north of Barstow
Comment
RSA612140
Psorothamnus arborescens var. minutifolius
Steve Boyd, Kent Hughes
1998-4-28
10200
Kern
Southern Sierra Nevada, Piute Range: Jawbone Canyon, southeast of confluence with Hoffman Canyon, north base of Chuckwalla Mountain.
823
Comment
CAS-BOT-BC72615
Pteridium aquilinum
Steve Boyd; Tim Ross; Laurel Arnseth; Jaime Bonilla
1990-4-2
3977
Riverside
Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Sta.
609
Comment
RSA561122
Pteridium aquilinum var. pubescens
Steve Boyd, Timothy S. Ross, Dave Bramlet
1993-5-12
7313
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
RSA575916
Pteridium aquilinum var. pubescens
Steve Boyd
1994-10-14
8376
Riverside
Southern Santa Ana Mountains, San Mateo Canyon 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.
341
Comment
CAS-BOT-BC421283
Pterostegia drymarioides
Steve Boyd; Tim Ross
1994-3-29
8228
San Diego
Southwestern Cuyamaca Mountains, Cleveland National Forest, southwestern slope of Poser Mountain, at northern edge of Viejas Valley, near junction of Old Viejas Grade and Conejos Valley Road.
853
Comment
UC1608272
Pterostegia drymarioides
Steve Boyd, Tim Ross, and Dave Bramlet
1993-5-12
7326
Riverside
San Mateo Canyon from confluence with Los Alamos Canyon (downstream to concluence with Tenaja Canyon); S. Santa Ana Mts., San Mateo Canyon Wilderness Area
365
Comment
RSA527657
Pterostegia drymarioides
Steve Boyd, Tim S. Ross, L. Arnseth
1990-4-8
4376
Los Angeles
San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon.
Comment
UCR151234
Pulicaria paludosa
Steve Boyd, R. E. Riefner
2000-9-13
10307
Orange
Peninsular Ranges; Santa Ana Mts region, Santa Ana Mountains: Fremont Canyon, about 1.5 air miles west of Oat (a.k.a. Oak) Flat and 1.5 miles southeast of Claymont clay mine.
427
Comment
RSA575933
Punica granatum
Steve Boyd
1994-10-14
8394
Riverside
Southern Santa Ana Mtns, San Mateo Canyon Wilderness Area of the Cleveland National Forest, San Mateo Canyon, along the Fisherman's Camp Trail, N of Tenaja Canyon.
451
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
SD136812
Pycnanthemum californicum
Steve Boyd, Tim Ross
1994-9-14
8351
Orange
Southern Santa Ana Mts., San Mateo Canyon Wilderness Area of the Cleveland Nat Forest, Lucas Canyon Trail at stream crossing Lucas Canyon
310
Comment
SD152836
Quercus agrifolia
Steve Boyd, Tim Ross
1992-5-5
7217
Riverside
San Mateo Canyon Wilderness Area; Oak Flats area east of Verdugo Potrero.
730
Comment
RSA559451
Quercus agrifolia var. agrifolia
Steve Boyd, T. S. Ross
1992-5-5
7217
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats area east of Verdugo Potrero.
732
Comment
RSA570742
Quercus agrifolia var. agrifolia
Steve Boyd, Walter Appleby
1993-4-8
7961
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
RSA703326
Quercus agrifolia var. oxyadenia
Steve Boyd, LeRoy Gross
2004-5-4
11125
San Diego
Hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05.
899
Comment
RSA507981
Quercus berberidifolia
Steve Boyd, T. S. Ross
1988-4-28
2236
Los Angeles
West end of San Gabriel Mountains, Sand Canyon E of Saugus. In small canyon. Angeles National Forest.
640
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
UCD45202
Quercus berberidifolia
Steve Boyd
1987-11-23
2098
Riverside
Mt. Russel, N. of Lake Perris, Moreno Valley. Elev. 2500 feet.
762
Comment
UCR53306
Quercus berberidifolia
Steve Boyd
1987-11-23
2098
Riverside
Perris-Aguanga basin region, Mt. Russell, north of Lake Perris, Moreno Valley.
762
Comment
UCR95520
Quercus berberidifolia
Steve Boyd, Lauren Raz
1996-10-8
9016
Los Angeles
Liebre Mtns. region, crest of Sierra Pelona area at the headwaters of the westerly fork of Maple Canyon, west of Mount McDill.
1402
Comment
RSA515494
Quercus chrysolepis
Steve Boyd, Dave Bramlet
1986-6-9
1902
Tulare
Southern Sierra Nevada Mtns - Chimney Creek Canyon, side cyn south of peak 7155, south of Chimney Meadow.
1738
Comment
RSA526541
Quercus chrysolepis
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-7
4284
Los Angeles
San Clemente Island, lower half of China Cyn, S end of Island, W side.
Comment
RSA595639
Quercus chrysolepis
Steve Boyd, Lauren Raz
1996-10-8
9008
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
SBBG96865
Quercus chrysolepis
S. Boyd with T. Ross, L. Arnseth
1990-4-7
4284
Los Angeles
lower half of China Cyn, sand dunes at cyn mouth
Comment
UCR68868
Quercus chrysolepis
Steve Boyd, T. S. Ross
1990-5-11
4694
Riverside
Vail Lake area, Cleveland National Forest, N flank and summit of Wild Horse Peak, Agua Tibia Mtns
999
Comment
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
UCR99372
Quercus john-tuckeri
Steve Boyd, T. S. Ross
1997-3-21
9219
Los Angeles
Liebre Mountains, Portal Ridge, about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring
1183
Comment
RSA479919
Quercus wislizeni
Steve Boyd
1987-11-23
2096
Riverside
Mt. Russell, N of Lake Perris, Moreno Valley.
762
Comment
RSA520082
Quercus wislizeni var. frutescens
Steve Boyd, D. Bramlet
1988-10-8
2868
Riverside
Cahuilla Mountain, SW of Anza at head of Bautista Canyon. Along crest of the mountain.
Comment
RSA543175
Rafinesquia californica
Steve Boyd, Timothy S. Ross, Mike Hammitt
1991-5-2
6085
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
RSA560406
Rafinesquia californica
Steve Boyd
1992-4-15
6884
Riverside
Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. dowstream to the confluence with San Mateo Creek.
335
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
RSA562063
Rafinesquia neomexicana
Steve Boyd, Carol Boyd, Kyle Boyd
1992-4-19
6920
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
UCR148521
Rafinesquia neomexicana
Steve Boyd, Michael Denslow
2004-3-23
10589
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
RSA725303
Ranunculus aquatilis var. capillaceus
Steve Boyd, Carol Boyd
2007-9-16
11765
Inyo
Rock Creek Lake Drainage, Kenneth Lake, on Tamarack Bench west of Wheeler Ridge and East Fork of Rock Creek.
3140
Comment
UCR147737
Ranunculus hebecarpus
Steve Boyd, Aydee Virgen
2004-4-13
10887
Riverside
Peninsular Ranges/Santa Ana Mtns region, San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon
Comment
RSA522295
Retama monosperma
Steve Boyd
1990-2-3
3828
Los Angeles
San Gabriel Mountains, base of range at Padua Hills, just W of mouth of San Antonio Canyon
Comment
SBBG101776
Rhamnus crocea
S. Boyd, T. Ross
1991-6-14
6383
Riverside
Warm Springs Crk at the NE end of Hogbacks ridge, from Alamos Rd S to confluence w/ Adobe Spring tributary, 2-3 mi NW of Murrieta Hot Springs
Comment
RSA600040
Rhamnus ilicifolia
Steve Boyd, Lauren Raz
1997-3-25
9260
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
UCR147681
Rhamnus tomentella
Steve Boyd, Naomi Fraga
2004-4-27
10914
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
SD136854
Rhododendron occidentale
Steve Boyd, Tim Ross and Mike Wall
1992-6-4
7556
San Diego
Southern Santa Ana Mountains, southwestern edge of Santa Rosa Plateau region in upper Cottonwood Canyon.
609
Comment
UCR79492
Rhododendron occidentale
Steve Boyd, T. S. Ross, M. Wall
1992-6-4
7556
San Diego
Peninsular Range; Santa Ana Mtns., SW edge of Santa Rosa Plateau region in upper Cottonwood Canyon. Along Cottonwood Canyon Road, 1.8 mi south of Forest Service Road 8S01 at the point where shaded side drainage joins from the W and the main trunk of Cottonwood Canyon drops sharply to the east of the plateau escarpment
610
Comment
RSA334632
Rhododendron occidentale var. californicum
Steve Boyd
1985-7-30
1078
San Diego
Upper Cottonwood canyon, 3.6 mi. (by road) northwest of jtn of Tenaja Trail and De luz Rd.
Comment
RSA334637
Rhododendron occidentale var. californicum
Steve Boyd
1985-8-7
1087
San Diego
[Southern Santa Ana Mountains] Upper Cottonwood Canyon, 3.6 miles (by road) northwest of junction of Tenaja Trail and De Luz Road.
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
RSA524472
Rhus ovata
Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla
1990-4-3
4076
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
RSA543190
Rhus ovata
Steve Boyd, Timothy S. Ross, Mike Hammitt
1991-5-2
6110
Riverside
Vail Lake region, SW and W flanks of Billy Goat Mountain 3 miles N Highway 79, 1 mile W of Highway 371, N of Aguanga.
600
Comment
RSA592826
Rhus ovata
Steve Boyd
1996-4-24
8656
Los Angeles
Liebre Mountains, northwestern end of the range on the ridgetop and upper slopes of the southern flank of Apple Canyon.
1067
Comment
SD136940
Rhus ovata
Steve Boyd, Tim Ross, Orlando Mistretta
1992-3-31
6744
Riverside
Santa Ana Mountains, San Mateo Cyn Wilderness Area. Morgan Trail from Round Potrero west to junction with Tenaja Trail in north fork Bear Crk.
669
Comment
UC1929688
Rhus trilobata
Steve Boyd, Tammy Morgan
2004-6-1
11417
San Bernardino
Mojave Desert; East Mojave Desert region; Clark Mountains, western flank of the range in large canyon south of Pachalka Spring.
Comment
SD137931
Rhus trilobata var. pilosissima
Steve Boyd, Darin Banks
1995-4-6
8452
San Diego
Palomar Range; Agua Tibia Wilderness Area, northeastern flank of Agua Tibia Mountain, Arroyo Seco tributary at the north base of Eagle Crag.
975
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
RSA543310
Ribes indecorum
Steve Boyd
1991-3-17
5486
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
RSA608240
Ribes indecorum
Steve Boyd, Bart O Brien
1998-1-13
10074
Orange
Santa Ana Mountains: north end of the range, saddle between Mabey and Fremont canyons, along Main Divide Road ( 3S04) ca. 1.0 mi N of Oak Flat.
883
Comment
SBBG101699
Ribes indecorum
S. Boyd, T. Ross, M. Hammitt
1991-5-2
6115
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
SD152830
Ribes indecorum
Steve Boyd
1993-3-14
7725
Riverside
San Mateo Canyon Wilderness Area; south of Elsinore Peak, in broad saddle on high ridge forming east side of Wildhorse Canyon.
975
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
UCD102262
Ribes indecorum
Steve Boyd; Tim Ross, Laurel Arnseth
1989-4-2
3191
Riverside
Vail Lake area, W end of bench on S flank of Oak Mtn.
548
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
RSA524470
Ribes quercetorum
Steve Boyd, T. S. Ross, L. Arnseth, J. Bonilla
1990-5-3
4073
Riverside
Vail Lake area, upper branches and adjacent slopes of E flank of Big Oak Mtn, just S of the E summit.
610
Comment Read comments Feb 22 2013
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
UCR95376
Robinia pseudoacacia
Steve Boyd, Lauren Raz
1996-10-8
9003
Los Angeles
Liebre Mtns area, Bouquet Canyon, c. 0.9 mi. south of junction with Forest Service Road 6N08
561
Comment
SD152900
Rorippa nasturtium-aquaticum
Steve Boyd, Tim Ross
1992-4-28
7091
San Diego
Southern Santa Ana Mountains, Cold Spring Canyon, along Cold Spring Trail from confluence of the north and south branches of canyon downstream to junction with Clark Trail.
490
Comment
RSA575842
Rosa californica
Steve D. 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
RSA562580
Rubus ursinus
Steve D. Boyd, W. Appleby
1993-4-22
7990
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
RSA600111
Rumex hymenosepalus
Steve Boyd, Lauren Raz
1997-3-26
9368
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
OBI37526
Rumex salicifolius
Steve Boyd
1985-7-30
1067
San Diego
Lower Cottonwood Cyn, near its confluence with De Luz Crk
Comment
UC1928499
Rumex salicifolius
Steve Boyd, LeRoy Gross
2004-5-4
11119
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
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
RSA334672
Rumex salicifolius var. denticulatus
Steve Boyd
1985-7-30
1067
San Diego
Lower Cottonwood Canyon, near its confluence with De Luz Creek.
Comment
UCR22143
Rumex salicifolius var. denticulatus
Steve Boyd
1980-4-13
125
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau
610
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
UCR89501
Salix exigua
Steve Boyd, T. S. Ross, Walter Appleby
1993-3-19
7801
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
SBBG101690
Salix exigua var. hindsiana
S. Boyd with T. Ross
1991-6-14
6367
Riverside
Warm Springs Crk at NE end of Hogbacks Ridge, 2-3 mi NW of Murrieta Hot Springs
Comment
UCR37445
Salix gooddingii
Steve Boyd
1981-4-10
s.n.
Riverside
Gavilan Hills, Long canyon running from NW/4 of section 2 through the E/2 of section 3
Comment
RSA495789
Salix lasiolepis
Steve D. Boyd, Tim S. Ross, L. Arnseth
1989-3-11
2896
Riverside
Vail Lake area, mouth of Temecula Creek Cyn, 1.5 mi west of Vail Lake Dam.
390
Comment
UCR151975
Salix lasiolepis
Steve Boyd, Aydee Virgen
2004-4-13
10847
Riverside
Peninsular Ranges/Santa Ana Mtns region, San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon
Comment
UCR77759
Salsola tragus
Steve Boyd
1991-9-8
6423
Riverside
Peninsular Range, Aguanga Valley, sandy wash of Temecula Creek, south of Hwy 79 at jct with Hwy 371
600
Comment
RSA599596
Saltugilia australis
Steve Boyd, Lauren Raz
1997-3-31
9402
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
RSA777155
Saltugilia australis
Steve Boyd, Susan G Jett
2008-3-20
11835
Riverside
Peninsular Ranges: Santa Ana Mountains region: Along Main Divide Truck Trail, south of junction with Wildomar Truck Trail and north of Wildomar Off-Hwy Vehicle Area.
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
RSA600413
Saltugilia splendens
Steve Boyd, Lauren Raz
1997-4-30
9634
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
RSA507985
Salvia apiana
Steve Boyd, T. S. Ross
1988-4-28
2238
Los Angeles
West end of San Gabriel Mountains, Sand Canyon E of Saugus, in small side canyon, at head. Angeles National forest.
640
Comment
RSA543192
Salvia carduacea
Steve Boyd, T. S. Ross, Mike Hammitt
1991-5-2
6112
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
RSA560300
Salvia clevelandii
Steve Boyd, T. S. Ross, Mike Wall
1992-6-4
7555
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
RSA569973
Salvia columbariae
Steve Boyd, T. S. Ross, Walter Appleby
1993-3-19
7857
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
RSA599711
Salvia columbariae
Steve Boyd, Lauren Raz, T. S. Ross
1997-4-1
9460
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
RSA701550
Salvia columbariae
Steve Boyd, Tammy Morgan
2004-3-30
10731
San Bernardino
Southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) lower slopes and wash at base of hill topped with communication towers, along powerline road.
854
Comment
RSA515218
Salvia dorrii subsp. dorrii
Steve Boyd, Orlando Mistretta
1986-3-31
1532
Los Angeles
Mojave Desert: Highway 138, 4 miles E of junction with Highway 18 NE of Pinyon Hills.
Comment
CAS-BOT-BC214314
Salvia dorrii var. pilosa
Steve Boyd; Lauren Raz
1997-3-25
9262
Los Angeles
Extreme northwestern corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road, Libre Mountains Region
950
Comment
RSA600042
Salvia dorrii var. pilosa
Steve Boyd, Lauren Raz
1997-3-25
9262
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
UCR99522
Salvia dorrii var. pilosa
Steve Boyd, Lauren Raz
1997-3-25
9262
Los Angeles
Liebre Mountains Region, Extreme NW corner of the range in Peace Valley, small side canyon just east of I-5 off Copco Road
951
Comment
RSA525430
Salvia mellifera
Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota
1990-5-3
4539
Riverside
Vail Lake area, rolling terrain at jct of hwy R3 and Powerline Rd. NE of the lake.
Comment
RSA552756
Salvia mellifera
Steve Boyd, T. S. Ross, Orlando Mistretta
1992-3-31
6742
Riverside
San Mateo Canyon Wilderness Area. Morgan Trail from Round Potrero W to junction with Tenaja Trail in N-fork Bear Creek.
670
Comment
RSA583737
Salvia mellifera
Steve Boyd
1995-4-24
8494
Riverside
Palomar Range, Agua Tibia Wilderness Area, northeastern base of Wildhorse Peak, west of Devil s Hole, along Wildhorse Trail near the rounded gabbro peak known as Agua .
762
Comment
RSA619918
Salvia mohavensis
Steve Boyd, Valerie Soza, Kazuyuki Kashiwase
1998-7-1
10243
San Bernardino
San Bernardino Mountains: North base of Blackhawk Mountain, southwest of Round Mountain.
1463
Comment
SBBG54650
Salvia munzii
S. Boyd
1980-3-23
BC 015
Unknown
10 mi S of El Rosario off Mex 1
Comment
UCR89481
Salvia sonomensis
Steve Boyd, T. S. Ross
1994-3-29
8254
San Diego
Peninsular Range; SW Cuyamaca Mtns., Cleveland National Forest, W base of Viejas Mtn, break in slope along West Boundary Road, c. 0.25 mi north of water tank and gate
854
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
RSA527790
Sanicula arguta
Steve Boyd, Timothy S. Ross, L. Arnseth
1990-4-8
4354
Los Angeles
San Clemente Island: E side of island, Bryce Cyn near Malo Point.
Comment
RSA524590
Sanicula bipinnatifida
Steve Boyd, Timothy S. Ross, L. Arnseth
1990-3-29
3904
Riverside
Vail Lake area, summit of 'Big' Oak Mtn, N. of lake.
793
Comment
RSA543857
Sanicula bipinnatifida
Steve Boyd, Orlando Mistretta
1991-5-22
6308
Riverside
Vail Lake area, base of Agua Tibia Mtn, E of Dorland Mtn, W of Kolb Crk.
549
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
RSA571486
Sanicula bipinnatifida
Steve Boyd, Timothy S. Ross
1994-3-23
8217
San Diego
Southwestern Cuyamaca Mountains, Cleveland National Forest, southeastern slope of Viejas Mountain, at western edge of Viejas Valley.
793
Comment
SD136934
Sanicula bipinnatifida
Steve Boyd
1992-4-21
6992
San Diego
Santa Ana Mountains, San Mateo Cyn Wilderness Area. Northwestern summit and slopes Miller Mountain
790
Comment
SD152966
Sanicula bipinnatifida
Steve Boyd, Tim Ross
1992-3-31
6770
Riverside
Santa Ana Mountains; on Elsinore Peak.
1014
Comment
SD181732
Sanicula bipinnatifida
Steve Boyd, Valerie Soza
2001-3-27
10314
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
RSA496458
Sanicula crassicaulis
Steve Boyd, Timothy S. Ross, L. Arnseth
1989-3-31
3074
Riverside
Vail Lake area, S of Hwy 79, 0.25 mi E of Pauba Rd.
427
Comment
RSA559416
Sanicula tuberosa
Steve Boyd
1992-4-15
6863
Riverside
Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. dowstream to the confluence with San Mateo Creek.
335
Comment
UCR130575
Sanicula tuberosa
Steve Boyd, M. Wall
1996-4-4
8542
Los Angeles
Libre Mtns., Ridgeline between Charlie Canyon adn San Francisquito Canyon off Angeles National Forest Road 5N17, c. 0.4 road mi south of the junction with 5N30, south of Red Mountain
701
Comment
RSA592771
Sanicula tuberosa
Steve Boyd, Michael Wall
1996-4-4
8542
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. Near 34 deg 33.120'N, 118 deg 31.541'W. T5N R16W sec. 2.
701
Comment
UCR60265
Sarcostemma cynanchoides subsp. hartwegii
Steve Boyd, T. Ross, L. Arnseth
1989-6-10
3666
Riverside
Vail Lake area, Temecula Creek Canyon below the dam
459
Comment
UCR52212
Sarcostemma hirtellum
Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross
1988-3-10
2099
Riverside
Sonoran (Colorado) Desert, N end of the Palen Mtns, 2 miles west of Palen Pass
300
Comment
RSA593490
Schedonorus arundinaceus
Steve Boyd, Orlando Mistretta, Valerie Soza
1996-6-12
8840
Los Angeles
Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon
549
Comment
RSA574566
Schedonorus arundinaceus
Steve Boyd
1985-7-23
1016
Riverside
De Luz Road, 8.0 miles W of Rancho California. Sandia Creek.
305
Comment
RSA544319
Schinus molle
Steve Boyd
1991-9-8
6426
San Diego
De Luz Canyon: Along De Luz-Murrieta Road and De Luz Creek.
150
Comment
RSA599542
Schismus arabicus
Steve Boyd, A. C. Sanders, R. T. Hawke, Shaun Hawke, Susan Hobbs, Paul Hobbs
1997-4-20
9560
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
RSA524430
Schismus barbatus
Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla
1990-4-2
4046
Riverside
Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station.
488
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
RSA670263
Schismus barbatus
R. S. Boyd, Carter
1978-3-17
s.n.
San Bernardino
Barstow
Comment
RSA726858
Schoenoplectus acutus var. occidentalis
Steve Boyd, Aydee Virgen
2004-4-13
10877
Riverside
San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon.
Comment
UCR77690
Schoenoplectus saximontanus
Steve Boyd, T. S. Ross, D. Zippin, T. Oberbauer
1991-6-14
6338
Riverside
Peninsular Range, Skunk Hollow area, 2 mi east of Murrieta Hot Springs, just west of Second San Diego Aquaduct
Comment
SD122838
Scirpus microcarpus
Steve Boyd
1985-7-30
1084
San Diego
Upper Cottonwood Canyon, 3.6 miles (by road) northwest of junction of Tenaja Trail and DeLuz Road. Common in water areas along stream.
Comment
SEINET7592516
Scirpus microcarpus
Steve Boyd, Lauren Raz
1996-10-8
8998
Los Angeles
Liebre Mountains region, Bouquet Canyon ca. 1.7 miles south of junction with Forest Service Road 6N08
561
Comment
SD136743
Scrophularia californica subsp. floribunda
Steve Boyd, T. Ross, D. Bramlet
1993-5-13
7380 A
Riverside
San Mateo Canyon Wilderness Area. Wildhorse Canyon, from confluence with Los Alamos Canyon upstream approx. 1 mile, lower 1/3 mile of Wildhorse Canyon
410
Comment
RSA560371
Scutellaria tuberosa
Steve Boyd
1992-4-14
6811
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
RSA562052
Scutellaria tuberosa
Steve Boyd, T. S. Ross
1992-4-1
6776
Riverside
Santa Ana Mountains., Elsinore Peak area, S of Lake Elsinore. South base of Peak (3448) to SE of Elsinore Peak area.
1000
Comment
UC1595563
Scutellaria tuberosa
Steve Boyd, Orlando Mistretta
1991-5-22
6300
Riverside
e of Dorland Mountain (base of Agua Tibia Mountain, w of Kolb Creek); Agua Tibia Mountain, Vail Lake area
548
Comment
UC1608219
Scutellaria tuberosa
Steve Boyd
1992-4-14
6811
Riverside
w edge of Oak Flats area (along Bluewater Trail from Verdugo Trail s to crest of ridge w side Bluewater Cyn.); Santa Ana Mountains, San Mateo Cyn Wildernessa Area
731
Comment
RSA701790
Selaginella bigelovii
Steve Boyd, Heidi Bigelow
2004-4-5
10777
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
UCR48495
Selaginella bigelovii
Steve Boyd
1985-12-24
1195
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau
610
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
CAS-BOT-BC363482
Senecio californicus
Steve Boyd
1986-5-1
1822
Riverside
Bachelor Mtn.: Lower south slopes of Bachelor Mtn., east end of Lake Skinner
Comment
RSA523511
Senecio californicus
Steve Boyd, Timothy S. Ross, Laurel Arnseth
1990-3-30
3971
Riverside
Vail Lake area, valley between Black Hills & Rocky Ridge.
701
Comment
RSA543735
Senecio californicus
Steve Boyd, Timothy S. Ross, Mike Hammitt
1991-5-2
6070
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
UCR48373
Senecio californicus
Steve Boyd
1986-5-1
1822
Riverside
S slopes of Bachelor Mtn, east end of Lake Skinner
Comment
OBI37520
Senecio douglasii var. douglasii
Steve Boyd
1985-8-7
1113
Riverside
Santa rosa Plateau Region. Clinton Keith Rd, 1.7 mi E of gate to The Nature conservency Preserve
Comment
RSA500156
Senecio flaccidus var. douglasii
Steve Boyd, Timothy S. Ross, Laurel Arnseth
1989-6-4
3645
Riverside
Vail Lake area, Temecula Creek, SE of the lake, just N of Hwy 79.
488
Comment
SBBG96751
Senecio lyonii
S. Boyd with T. Ross, L. Arnseth
1990-4-7
4278
Los Angeles
lower half of China Cyn
Comment
RSA457797
Senecio mohavensis
Steve Boyd, Sara Meury, Richard Noyes, L. Arnseth, D. Nordin, Timothy S. Ross
1988-3-10
2197
Riverside
Sonoran (Colorado) Desert NW end McCoy Mtns, NW of Blackjack Mine
400
Comment
UCR60771
Senecio mohavensis
Steve Boyd, O. Mistretta
1986-3-13
1473
Riverside
Sonoran (Colorado) Desert, West side of Palen Mountains, NE of Desert Center. Upper bajada at base of range
244
Comment
RSA524465
Senecio vulgaris
Steve Boyd, Timothy S. Ross, Laurel Arnseth, Jaime Bonilla
1990-4-3
4068
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
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
UCR40428
Setaria parviflora
Steve Boyd
1985-7-30
1058
San Diego
Lower Cottonwood Canyon, near confluence with De Luz Creek
156
Comment
RSA522302
Setaria viridis
Steve Boyd
1989-7-9
3772
San Diego
De Luz Canyon: Along De Luz-Murrieta Road and De Luz Creek.
150
Comment
UCR225166
Sherardia arvensis
Steve Boyd
2005-7-4
11633
Riverside
Coastal Plains & Basins; San Bernardino Basin region, City of Riverside, Wood Steets neighborhood, southeast of confluence of Arroyo Tequesquite and Santa Ana River, northeast corner of Brockton Ave. and Beechwood Place.
244
Comment
CHSC57021
Sidalcea diploscypha
Josephine Boyd
1988-5-5
San Mateo
Ca 500 ft se of the twin topped peak located ca 0.4 mi e of the jct. between Hwy. 280 and Edgewood Road in Redwood City.
222
Comment
CAS-BOT-BC205601
Sidalcea malviflora
Steve Boyd; Tim Ross; Mike Wall
1992-6-4
7542
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Devil Canyon at the confluence with Miller Creek
536
Comment
SD152811
Sidalcea malviflora
Steve Boyd, Tim Ross, Mike Wall
1992-6-4
7542
San Diego
Southern Santa Ana Mountains, San Mateo Wilderness Area. Devil Canyon at the confluence with Miller Creek Common on open benches and in understory of oak woodland.
536
Comment
RSA496386
Sidalcea malviflora subsp. sparsifolia
Steve Boyd, Tim Ross, L. Arnseth
1989-3-31
3063
Riverside
Vail Lake area, S. of Hwy 79, 0.25 mile E. of Pauba Rd
427
Comment
RSA525341
Silene antirrhina
Steve Boyd, A. C. Sanders, Mark Skinner
1990-4-28
4440
Riverside
Vail Lake area, summit of Big Oak Mtn, N of lake
762
Comment
RSA543888
Silene antirrhina
Steve Boyd
1991-5-20
6262
Riverside
Temescal Canyon, S flank of Alberhill Mtn, W end adjacent to old clay mine area.
426
Comment
RSA557874
Silene gallica
Steve Boyd
1992-4-23
7056
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
RSA525698
Silene gallica
Steve Boyd, Timothy S. Ross
1990-5-11
4636
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
RSA560367
Silene gallica
Steve Boyd
1992-4-14
6823
Riverside
Santa Ana Mountains, San Mateo Canyon Wilderness Area; Western flank of Bluewater Canyon along Bluewater Trail.
341
Comment
RSA701557
Silene gallica
Steve Boyd, Aydee Virgen
2004-4-13
10848
Riverside
San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon.
Comment
UCR138866
Silene verecunda subsp. platyota
Steve Boyd, Pesach Lubinsky
1998-8-10
10272
San Bernardino
San Bernardino Mtns., Ridgeline east of Sugarlump (a.k.a. Bear Mountain), head of Deer Canyon
2646
Comment
RSA600372
Silybum marianum
Steve Boyd, Lauren Raz
1997-5-28
9866
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
RSA562557
Sisymbrium altissimum
Steve Boyd, Orlando Mistretta
1993-5-11
8123
Los Angeles
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
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
UC1929775
Sisymbrium altissimum
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10559
Tulare
Sierra Nevada; Southern Sierra Nevada region; Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak).
2509
Comment
SBBG105069
Sisymbrium irio
S. Boyd with T. Ross, W. Appleby
1993-3-19
7794
San Bernardino
S base of Avawatz Range at mouth of Sheep Crk Springs Cyn in old mine area
600
Comment
CHSC23175
Sisyrinchium bellum
Catherine Boyd
1964-5-22
Alameda
Strawberry Canyon, near Panoramic Drive.
304
Comment
RSA562100
Solanum americanum
Steve D. Boyd, Orlando Mistretta
1992-4-23
7034
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
SD152740
Solanum americanum
Steve Boyd, Orlando Mistretta
1992-4-23
7034
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. Moist sand along stream. Surrounding slopes burned in 1989 fire.
152
Comment
RSA560398
Solanum douglasii
Steve D. Boyd, Tim S. Ross
1992-4-29
7147
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
UCR22092
Solanum douglasii
Steve Boyd
1980-9-23
360
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau.
625
Comment
UCR22087
Solanum esculentum
Steve Boyd
1980-9-22
358
Riverside
Gavilan Hills, Harford Springs County Park on the NW corner of the Gavilan plateau
Comment
UCR77585
Solanum nigrum
Steve Boyd
1991-7-13
6418
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
SEINET12892950
Solanum parishii
S. D. Boyd, T. S. Ross
1991-1
6116
Unknown
Comment
UC1584071
Solanum rostratum
Steve Boyd
1988-7-24
2858
Riverside
ne of Lake Mathews (El Sobrante Road at junction with Mockingbird Canyon Road)
Comment
CAS-BOT-BC157241
Solanum umbelliferum
S. Boyd; T. S. Ross; L. Arnseth
1990-3-30
3956
Riverside
Vail Lake area, at S end of Black Hills S of 'Big' Oak Mtn.
731
Comment
NY820624
Solanum umbelliferum
S. D. Boyd
1992-3-31
6741
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
RSA583616
Solanum umbelliferum
Steve D. Boyd, Darin Banks
1995-3-30
8407
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
RSA520941
Solidago californica
Steve Boyd, David E. Bramlet
1988-10-8
2861
Riverside
Cahuilla Mountain, southwest of Anza at head of Bautista Canyon, along the crest of the mountain
Comment
RSA561523
Solidago californica
Steve Boyd, Timothy S. Ross, D. E. Bramlet
1992-9-9
7673
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
UCR20813
Sonchus asper
Steve Boyd
1980-5-14
s.n.
Riverside
Perris Basin, Motte Reserve, in the rocky hills 2.5 mi NW of Perris
518
Comment
RSA593492
Spartium junceum
Steve Boyd, Micahel Wall
1996-5-16
8776
Los Angeles
Liebre Mountains, confluence of Ruby Canyon and Elizabeth Lake Canyon at northwest end of Red Mountain.
585
Comment
UCR68938
Spergularia macrotheca
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-7
4250
Los Angeles
Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side
183
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
RSA0098524
Spergularia marina
Steve Boyd, David E. Bramlet
1991-5-13
6237
Riverside
Winchester Valley between Winchester and Hemet along upper Salt Creek drainage. N of Santa Fe RR tracks, W of San Diego aqueduct.
Comment
RSA0097709
Spergularia salina
Steve Boyd, Michael Wall, Tim Ross
1992-6-2
7490
San Diego
Southern Santa Ana Mts., San Mateo Canyon Wilderness Area. Devil Canyon from confluence with Miller Creek downstream approximately one mile.
487
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
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
UCR48436
Sphaeralcea ambigua
Steve Boyd
1986-2-6
1220
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
RSA486637
Sphaeralcea ambigua subsp. ambigua
Steve Boyd, D. Charlton, L. Arnseth, D. Nordin, S. Meury, Richard Noyes, Tim S. Ross
1988-4-8
1614
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
RSA571521
Stachys ajugoides var. rigida
Steve Boyd, D. L. Banks
1994-4-5
8276
Orange
Southern Santa Ana Mountains along the ridgeline between Lucas and Verdugo Canyons west of Verdugo Potrero, near transit point Lucas .
427
Comment
RSA596700
Stachys albens
Steve Boyd, Lauren Raz
1996-9-24
8932
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
RSA601045
Stachys albens
Steve Boyd, Lauren Raz
1997-6-18
9983
Los Angeles
Liebre Mountains region: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring.
1183
Comment
SBBG105052
Stachys rigida
S. Boyd, D. Banks
1994-4-5
8276
Orange
ridgeline between Lucas and Verdugo Cyns W of Verdugo Potrero, near transit point "Lucas"
426
Comment
RSA562760
Stachys rigida subsp. quercetorum
Steve Boyd, T. S. Ross
1992-5-19
7436
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
RSA502195
Stachys stebbinsii
Steve Boyd, T. S. Ross, L. Arnseth
1989-6-11
3703
Riverside
Vail Lake area, sandy wash draining into Wilson Creek at E end of lake.
Comment
UC1563115
Stanleya pinnata
Steve Boyd, Tim Ross, Laurel Arnseth
1989-6-11
3732
Riverside
e, edge hills n side Wilson Creek Vail Lake; Vail Lake area, n side Wilson Creek
487
Comment
UC1608237
Stebbinsoseris heterocarpa
Steve Boyd
1992-4-14
6819
Riverside
western edge Oak Flats area along Bluewater Trail from Verdugo Trail s to crest of ridge w side Bluewater Canyon (San Mateo Cyn Wilderness Area, Santa Ana Mtns); Santa Ana Mtns, San Mateo Cyn Wilderness Area, western edge
731
Comment
RSA525704
Stellaria media subsp. pallida
Steve Boyd, Timothy S. Ross
1990-5-11
4642
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
RSA703113
Stellaria nitens
Steve Boyd, Naomi Fraga
2004-4-27
10963
San Diego
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
RSA561436
Stephanomeria cichoriacea
Steve Boyd, Orlando Mistretta, Timothy S. Ross
1992-10-2
7695
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
RSA544395
Stephanomeria diegensis
Steve Boyd
1991-5-30
6322 B
Riverside
Winchester Valley, SE end of Double Butte, just N of Winchester, 1/2 mile W of Highway 79
457
Comment
RSA561445
Stephanomeria diegensis
Steve Boyd, Timothy S. Ross, Orlando Mistretta
1992-10-2
7703
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
OBI40176
Stephanomeria exigua subsp. deanei
Steve Boyd
1985-7-30
1063
San Diego
Lower Cottonwood Cyn, near its confluence with De Luz Crk
Comment
RSA500548
Stephanomeria exigua subsp. deanei
Steve Boyd, Timothy S. Ross, Laurel Arnseth
1989-6-4
3593
Riverside
Vail Lake area, sandy benches of Kolb Creek drainage, around N extension of Woodchuck Rd.
488
Comment
SD152918
Stephanomeria exigua subsp. deanei
Steve Boyd, Tim Ross, Dave Bramlet
1992-9-9
7683
Riverside
So. Santa Ana Mtns, San Mateo Canyon Wilderness Area. Upper San Mateo Canyon, from the jct. of Tenaja Rd & Los Alamos Rd at the confluence of Los Alamos Creek, up the San Mateo Trail no. to Potrero de la Cienega. Openings in chaparral, SE1/4 SE1/4 sec. 9.
395
Comment
RSA701162
Stephanomeria pauciflora
Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault
2004-5-14
11269
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
UCR200762
Stephanomeria pauciflora
Steve Boyd, LeRoy Gross
2008-4-11
11867
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
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
RSA543299
Stillingia linearifolia
Steve Boyd
1991-3-17
5512
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
SD152980
Stipa pulchra
Steve Boyd, Tim Ross
1992-5-6
7286
San Diego
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Southern flank of Miller Mountain, about upper portions of Millere Canyon, the major drainage on the southern flank of the mountain.
701
Comment
UCR48377
Stipa pulchra
Steve Boyd
1986-5-7
1829
Riverside
Temescal Canyon, Alberhill Mountain: lower slopes of S flank just east of clay mine area
427
Comment
UCR72764
Stipa pulchra
Steve Boyd, T. S. Ross, L. Arnseth
1990-4-8
4364
Los Angeles
Channel Islands, San Clemente Island: E side of the island, near Malo Point, third canyon south of Bryce Canyon
427
Comment
UCR98917
Stipa pulchra
Steve Boyd, A. C. Sanders, R. T. Hawke, S. Hawke, S. Hobbs, P. Hobbs
1997-4-20
9577
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
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
RSA701913
Streptanthella longirostris
Steve Boyd, Michael Denslow
2004-3-23
10660
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
RSA735247
Streptanthus campestris
Steve Boyd, Lisa Rojas
2004-5-26
11353
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
UCR204188
Streptanthus cordatus
Steve Boyd, Michael Denslow, Amber Maurice, Sarah Swartzentruber, Aydee Virgen
2003-6-27
10519
Tulare
Southern Sierra Nevada Range, Chimney Peak Recreation Area, summit of northern high point on Bear Mountain (Bear Peak)
2509
Comment
RSA495417
Stylocline gnaphaloides
Steve Boyd, Timothy S. Ross, Laurel Arnseth
1989-3-12
2940
Riverside
Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam.
442
Comment
RSA496132
Stylocline gnaphaloides
Steve Boyd, Timothy S. Ross, Laurel Arnseth
1989-3-18
3011
Riverside
Vail Lake area, low hills west of Kolb Creek arm of lake.
488
Comment
RSA524598
Stylocline gnaphaloides
Steve Boyd, Timothy S. Ross, Laurel Arnseth
1990-3-29
3913
Riverside
Vail Lake area, summit of Big Oak Mtn, N. of lake.
793
Comment
RSA592783
Stylocline gnaphaloides
Steve Boyd
1996-4-25
8683
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
RSA517911
Stylocline intertexta
Steve Boyd, Thomas S. Elias, Erika Winter
1986-2-18
1316
Riverside
Mecca Hills, Colorado Desert: Painted Canyon N of Highway 195.
Comment
UCR22115
Stylomecon heterophylla
Steve Boyd
1980-5-11
232
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
HSC85401
Suaeda nigra
Steve Boyd
1986-4-19
1715
Riverside
Temescal Canyon, Warm Springs Valley, Alberhill Creek E of Nichols Rd.
366
Comment
RSA520087
Symphoricarpos mollis
Steve Boyd
1988-10-8
2879
Riverside
Cahuilla Mountain, SW of Anza at head of Bautista Canyon. Along crest of the mountain.
Comment
RSA500169
Tamarix ramosissima
Steve D. Boyd, Tim S. Ross, L. Arnseth
1989-6-10
3658
Riverside
Vail Lake area, Temecula Creek canyon below the dam.
457
Comment
RSA557795
Tamarix ramosissima
Steve D. Boyd, Tim S. Ross
1992-4-29
7131
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
RSA523527
Tauschia arguta
Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla
1990-4-2
3986
Riverside
Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station.
488
Comment
RSA552722
Tauschia arguta
Steve Boyd, Timothy S. Ross, Orlando Mistretta
1992-2-26
6692
Riverside
Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon from Fisherman's Camp downstream to confluence with Bluewater Canyon.
305
Comment
RSA599823
Tauschia arguta
Steve Boyd, Lauren Raz
1997-3-31
9400
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
RSA600169
Tauschia arguta
Steve Boyd, Lauren Raz
1997-5-1
9661
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
RSA701746
Tauschia arguta
Steve Boyd, Valerie Soza
2004-6-22
11543
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
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
RSA518041
Tauschia parishii
Steve Boyd, Dave Bramlet
1986-6-9
1884
Tulare
Chimney Creek Canyon, side canyon south of peak 7155, S of Chimney Meadow.
1738
Comment
UCR21994
Tetradymia comosa
Steve Boyd
1980-7-12
325
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau
610
Comment
SBBG105093
Thalictrum fendleri var. polycarpum
S. Boyd, W. Appleby
1993-4-8
7928
San Diego
upper Devil Cyn from rd 8S01 downstream to vicinity of Mud Spring
731
Comment
UC1871320
Thalictrum fendleri var. polycarpum
Steve Boyd, W. Appleby
1969-12-31
7928
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
UCR147770
Thalictrum fendleri var. polycarpum
Steve Boyd, LeRoy Gross
2004-5-4
11154 B
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
RSA569974
Thysanocarpus curvipes
Steve Boyd, Timothy S. Ross, Walter Appleby
1993-3-19
7858
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
RSA0041603
Thysanocarpus curvipes
Steve Boyd, Walter Appleby
1993-4-8
7939
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
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
SD152898
Thysanocarpus curvipes subsp. elegans
Steve Boyd, Tim Ross, et al.
1992-3-11
6719
San Diego
Santa Ana Mountains; upper Devil Canyon downstream to large waterfall area.
640
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
RSA0041845
Thysanocarpus curvipes var. curvipes
Steve Boyd, Darin Banks
1994-4-5
8256
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
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
CAS-BOT-BC67012
Thysanocarpus laciniatus
Steve Boyd; Thomas S. Elias
1987-4-14
2050
Los Angeles
San Gabriel Mountains, Rincon - Red Box Road south of Rincon Forest Station. North of Glendora.
Comment
RSA0041640
Thysanocarpus laciniatus
Steve Boyd, Lauren Raz
1997-3-31
9408
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
RSA479509
Thysanocarpus laciniatus
Steve Boyd, Thomas Elias
1987-4-14
2050
Los Angeles
San Gabriel Mountains, Rincon - Red Box Road, S of Rincon Forest Station, N. of Glendora.
Comment
SBBG97020
Thysanocarpus laciniatus
S. Boyd with T. Ross, L. Arnseth
1990-4-8
4438
Los Angeles
Bryce Cyn near Malo Pt
Comment
RSA0039815
Thysanocarpus laciniatus
Steve Boyd, Timothy S. Ross, Orlando Mistretta, Kendall McCulloh
1992-3-11
6722
San Diego
Santa Ana Mountains. San Mateo Canyon Wilderness Area. Upper Devil Cyn. from 8S01 downstream to large waterfall area.
640
Comment
UCR51864
Thysanocarpus laciniatus var. crenatus
Steve Boyd, T. S. Elias
1987-4-14
2050
Los Angeles
San Gabriel Mtns., Rincon to Red Box Road, south of Rincon Forest Station, north of Glendora
991
Comment
RSA572969
Thysanocarpus laciniatus var. laciniatus
Steve Boyd
1986-3-9
1398 -B
Riverside
Temescal Canyon: Terrace escarpments between Indian Truck Trail and Horsethief Wash.
367
Comment
RSA702262
Toxicodendron diversilobum
Steve Boyd, Aydee Virgen
2004-4-13
10853
Riverside
San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon.
Comment
UCR79272
Tragopogon porrifolius
Steve Boyd, T. S. Ross
1992-5-19
7437
Orange
S Santa Ana Mtns, San Mateo Canyon Wilderness Area. W edge of the wilderness in Lucas Canyon from crossing of creek by Lucas Canyon trail, downstream to confluence with Aliso Canyon.
335
Comment
UC1563111
Tribulus terrestris
Steve Boyd, Tim Ross, Laurel Arnseth
1989-6-10
3695
Riverside
benches of and adjacent hills E Arroyo Seco (Vail Lake area); Vail Lake
487
Comment
UCR60268
Tribulus terrestris
Steve Boyd, T. S. Ross, L. Arnseth
1989-6-10
3695
Riverside
Peninsular Range, Vail Lake area, benches of Arroyo Seco and slopes of hills to the east
488
Comment
HSC85357
Trichoptilium incisum
Steve Boyd
1986-2-6
1256
Imperial
Cargo Muchacho Mtns., Bajada E of the mountains, Powerline Rd. 5 mi. W of Picacho Rd.
Comment
RSA526496
Trichostema parishii
Steve Boyd, T. S. Ross
1990-5-11
4691
Riverside
Vail Lake area, N flank and summit of Wild Horse Peak in Agua Tibia Mtns, Cleveland Nat. Forest.
610
Comment
UCR68870
Trichostema parishii
Steve Boyd, T. S. Ross
1990-5-11
4691
Riverside
Vail Lake area, Cleveland National Forest, N flank and summit of Wild Horse Peak, Agua Tibia Mtns
999
Comment
RSA735629
Tridens muticus
Steve Boyd, Tammy Morgan
2004-6-1
11425
San Bernardino
Clark Mountains, western flank of the range in large canyon south of Pachalka Spring.
1433
Comment
UC1584075
Tridens muticus
Steve Boyd
1990-10-4
5216
San Bernardino
New York Mountains, E Mojave Desert, upper part of Carruther's Canyon Carruther's Canyon; New York Mountains, E Mojave Desert, Carruther's Canyon
Comment
OBI70622
Trifolium albopurpureum
Steve Boyd, Andrew C. Sanders, R. T. Hawke, Shaun Hawke, Susan Hobbs, Paul Hobbs
1997-4-20
9534
Kern
San Emigdio Range: San Emigdio Ranch, Los Lobos Cyn. T10N R22W center of E border S 1/2 sec 20; 10N 22W sec 21
914
Comment
SD152844
Trifolium albopurpureum
Steve Boyd, Tim Ross
1992-5-5
7225
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area, eastern portions of Oak Flats along Bluewater Trail
730
Comment
RSA562080
Trifolium ciliolatum
Steve D. Boyd, Tim S. Ross
1992-5-6
7292
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
RSA600589
Trifolium ciliolatum
Steve Boyd, A. C. Sanders, R. T. Hawke, Shaun Hawke, Susan Hobbs, Paul Hobbs
1997-4-20
9591
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
SD153093
Trifolium ciliolatum
Steve Boyd, Tim Ross
1992-5-6
7292
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
UC1608278
Trifolium ciliolatum
Steve Boyd and Tim Ross
1992-5-5
7259
Riverside
along Serrano Springs drainage (betw Lucas Canyon Trai and junction of Bluewater and Verdugo Trails, n of Serrano Springs); Southern Santa Ana Mtns, San Mateo Canyon Wilderness Area
731
Comment
RSA560368
Trifolium depauperatum var. amplectens
Steve D. Boyd
1992-4-14
6814
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
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
SD181507
Trifolium depauperatum var. truncatum
Steve Boyd
2001-4-12
10416
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 Ter Cotta.
Comment
UCR146254
Trifolium depauperatum var. truncatum
Steve Boyd
2001-4-12
10416
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
RSA500207
Trifolium gracilentum
Steve Boyd, T. S. Ross, L. Arnseth
1989-5-7
3536
Riverside
Vail Lake area, recent burn in hills just to SW of the dam.
488
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
UC1928518
Trifolium gracilentum var. gracilentum
Steve Boyd, Heidi Bigelow
2004-4-5
10815
San Diego
Peninsular Ranges; Cuyamaca-Laguna Mountains region; Pine Hills area, between Magee Flat and Deadman Flat along Eagle Peak Rd.
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
RSA543941
Trifolium microcephalum
Steve D. Boyd
1991-5-10
6221
Riverside
Temescal Canyon, E base of Santa Ana Mountains. Terrace escarpment just SE of Indian Truck Trail off ramp of I-15, S of DePalma Rd.
412
Comment
RSA560841
Trifolium microcephalum
Steve D. Boyd, Tim S. Ross, Bob Boyd
1992-5-4
7181
Riverside
Southern Santa Ana Mountains; San Mateo Canyon Wilderness Area; Oak Flats area E of Verdugo Potrero
732
Comment
SBBG101732
Trifolium microcephalum
S. Boyd
1991-5-10
6221
Riverside
Temescal Cyn, terrace escarpment just SE of Indian Truck Trail offramp of I-15, S of DePalma Rd
411
Comment
UC1928579
Trifolium microcephalum
Steve Boyd, Valentin Arvizu
2008-5-2
11991
Kern
Sierra Nevada; Southern Sierra Nevada region; Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley.
1372
Comment
UCR71182
Trifolium microcephalum
Steve Boyd, Et al.
1990-4-8
4379
Los Angeles
Channel Islands, San Clemente Island: E side of the island, near Malo Point, third canyon south of Bryce Canyon
427
Comment
UCR224257
Trifolium obtusiflorum
Steve Boyd, Michael Wall
2006-7-7
11670
San Diego
Peninsular Ranges; Santa Ana Mountains region, 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
UCR49255
Trifolium truncatum
Steve Boyd
1986-3-9
1390
Riverside
Peninsular Range, Temescal Canyon: Alberhill Mtn., south slope of mtn., just east of claymine area
488
Comment
UCR79264
Trifolium truncatum
Steve Boyd
1992-4-14
6814
Riverside
Santa Ana Mtns., San Mateo Canyon Wilderness Area. Western edge of Oak Flats Area along Bluewater Tr. from Verdugo Tr. S to crest of ridge W side Bluewater Canyon
793
Comment
UCR68858
Trifolium variegatum
Steve Boyd, T. S. Ross
1990-5-11
4656
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
RSA507974
Trifolium willdenovii
Steve D. Boyd, Tim S. Ross
1988-4-28
2228
Los Angeles
West end of San Gabriel Mtns, Sand Canyon E of Saugus. In small side canyon; along stream. Angeles National Forest.
640
Comment
UC1595594
Trifolium willdenovii
Steve Boyd and Tim Ross
1990-5-11
4612
Riverside
e Dripping Springs Campground (s of Hwy 79); base of Agua Tibia Mtn, Cleveland National Forest, Vail Lake
548
Comment
UC1608261
Trifolium willdenovii
Steve Boyd and Tim Ross
1992-5-5
7226
Riverside
e portions Oak Flats (along the Blue Water trail); Southern Santa Ana Mtns, San Mateo Canyon Wilderness Area; T7S R6W E1/2 SE1/4 sec. 13; T7S R5W W1/2 SW1/4 sec. 18
Comment
UCR160035
Trifolium willdenovii
Steve Boyd, V. Arvizu
2004-6-8
11483
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
RSA527762
Trifolium willdenovii
Steve D. Boyd, Tim S. Ross, Laurel Arnseth
1990-4-8
4326 B
Los Angeles
San Clemente Island. E side of island, near Malo Point, second Cyn S of Bryce Cyn.
Comment
SEINET10577884
Trifolium willdenovii
Steve Boyd
1992-4-14
Boyd 6864
Riverside
Santa Ana Mountains, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. downstream to the confluence with San Mateo Creek. T7S R5W secs. 19, 20, 29. Oak and riparian woodland in cyn, chaparral on slopes, all burned in 1989.
335
Comment
RSA562094
Triodanis biflora
Steve Boyd, Orlando Mistretta
1992-4-23
7040
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
CAS-BOT-BC522114
Triteleia ixioides subsp. scabra
Steve Boyd; Andrew C. Sanders; R. T. Hawke; Shaun Hawke; Susan Hobbs; Paul Hobbs
1997-4-20
9561
Kern
San Emigdio Ranch, ridge on west side of Pleito Canyon, approximately 4.5 air miles due north of Antimony Peak, Pleito Hills region, San Emigdio Range
1219
Comment
UCR48439
Trixis californica
Steve Boyd
1986-2-6
1224
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
UCD116061
Tropidocarpum gracile
Steve Boyd
1986-3-1
1371
Riverside
Gavilan Plateau, Gavilan Hills. 1/4 mile S of Harford Springs County Park.
640
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
RSA0125805
Turritis glabra
Steve Boyd, LeRoy Gross
2004-5-4
11124
San Diego
Hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05.
899
Comment
RSA593396
Typha domingensis
Steve Boyd, Orlando Mistretta
1996-5-23
8824
Los Angeles
Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake.
470
Comment
SD152975
Typha domingensis
Steve Boyd, O. Mistretta, D. Bramlet
1992-6-22
7651
San Diego
San Mateo Canyon Wilderness Area. Devil Canyon at the confluence with Miller Creek
536
Comment
HSC80302
Umbellularia californica
Steve Boyd
1985-8-7
1088
San Diego
Upper Cottonwood Canyon, 3.6 mi. (by road) NW of junction of Tenaja Trail and De Luz Road.
Comment
SD122890
Umbellularia californica
Steve Boyd
1985-8-7
1088
San Diego
Upper Cottonwood Canyon, 3.6 mi. (by road) northwest of jtn of Tenaja Trail and De Luz Rd.
Comment
RSA334638
Urtica dioica subsp. holosericea
Steve D. Boyd
1985-8-7
1086
San Diego
Upper Cottonwood Canyon, 3.6 mi. (by road) northwest of jtn of Tenaja Trail and De Luz Rd.
Comment
UCR124139
Urtica dioica subsp. holosericea
Steve Boyd, T. S. Ross
1989-8-28
3804
Riverside
Peninsular Range, Vail Lake area, Temecula Creek at confluence w/ the lake & adjacent sedimentary hills to the east.
488
Comment
RSA562564
Urtica urens
Steve D. Boyd, W. Appleby
1993-4-22
7986
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
RSA592790
Urtica urens
Steve D. Boyd
1996-4-25
8676
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
SD152915
Venegasia carpesioides
Steve Boyd
1992-4-15
6878
Riverside
Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. downstream to the confluence with San Mateo Creek.
334
Comment
RSA544305
Verbena lasiostachys
Steve D. Boyd
1991-7-13
6410
Riverside
Peninsular Range Temescal Canyon, W base of Gavilan Hills, area of old glass factory between Temescal Wash and I-15, just south of Cajalco Road.
Comment
RSA500199
Veronica anagallis-aquatica
Steve D. Boyd, Tim S. Ross, L. Arnseth
1989-5-7
3545
Riverside
Vail Lake area, pond and freshwater marsh in Kolb Crk. just south of the lake.
Comment
RSA701171
Veronica anagallis-aquatica
Steve D. Boyd, Amber Maurice
2004-5-18
11344
Los Angeles
Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain.
610
Comment
RSA557881
Veronica anagallis-aquatica
Steve D. Boyd, Orlando Mistretta
1992-4-23
7049
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
RSA611671
Veronica peregrina subsp. xalapensis
Steve D. Boyd, Lauren Raz, Mike Kinney
1998-3-17
10102
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
RSA495815
Vicia exigua
Steve Boyd, T. S. Ross, L. Arnseth
1989-3-12
2925
Riverside
Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam.
442
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
SBBG96670
Vicia ludoviciana
S. Boyd with T. Ross, L. Arnseth
1990-4-7
4260
Los Angeles
lower half of China Cyn
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
RSA552769
Vicia sativa
Steve D. Boyd, Tim S. Ross, Orlando Mistretta
1992-3-31
6764
Riverside
San Mateo Cyn. Wilderness Area. Tenaja Trail from jtn w/ Morgan Tr. S to Pigeon Spring area.
670
Comment
SD152839
Vicia sativa
Steve Boyd, Tim Ross
1992-5-5
7242
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area, eastern portions of Oak Flats along Bluewater Trail
747
Comment
SD136837
Vicia sativa subsp. nigra
Steve Boyd, Tim Ross
1992-5-5
7261
Riverside
Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area, Oak Flats along Serrano Spring drainage between Lucas Canyon Trail & junction of Bluewater & Verdugo Trails, grassy openings
730
Comment
SD152734
Viola pedunculata
Steve Boyd, Tim Ross, Kendall McCulloh
1993-3-12
6727
San Diego
Santa Ana Mountains, San Mateo Canyon Wilderness Area. Devil Canyon from large waterfall area, downstream to the confluence with Miller Creek. Locally common on grassy benches and mesic openings in chaparral.
548
Comment
UCR37494
Viola pedunculata
Steve Boyd
1981-3-11
s.n.
Riverside
Estelle Mountain, along fenceline between T5S, R5W S5 and T4S, R5W S 32
793
Comment
UCR49216
Viola pedunculata
Steve Boyd
1986-4-2
1590
Riverside
Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau
640
Comment
CAS-BOT-BC270092
Viola pinetorum var. grisea
Steve Boyd; Dave Bramlet
1986-6-9
1934
Tulare
Southern Sierra Nevada Mountains, Chimney Creek Canyon, N slope Peak 7155, S Chimney Meadow
2072
Comment
UCR200228
Viola purpurea subsp. mohavensis
Steve Boyd, Valentin Arvizu
2008-5-1
11923
Kern
Southern Sierra Nevada Range, Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley
1463
Comment
OBI37564
Vitis girdiana
Steve Boyd
1985-7-23
1013
Riverside
De Luz Rd, 8 mi W of Rancho calif
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
RSA0121728
Vitis girdiana
Steve D. Boyd
1985-7-23
1013
Riverside
De Luz Road, 8.0 miles W of Rancho California. Sandia Creek.
305
Comment
RSA611345
Vulpia microstachys var. pauciflora
Steve Boyd
1998-4-1
10137
Los Angeles
Mojave Desert: Antelope Valley, along Highway 138 (West Avenue D), ca. 1.8 miles west of the junction with Highway 14, ca. 4 miles southwest of Rosamond Dry Lake.
701
Comment
SEINET10926391
Vulpia microstachys var. pauciflora
Steve Boyd, Timothy S. Ross
1990-5-11
Boyd 4700
Riverside
Vail Lake area, N flank and summit of Wild Horse Peak in Agua Tibia Mtns, Cleveland Nat. Forest. T8S, R1W E1/2 SE1/4 sec. 27; S1/2 SW1/4 sec. 26. Most of slopes burned chaparral, unburned patches on summit, oaks and Pseudotsuga in upper draws. Annual grass, scattered on burned slopes.
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
SD136946
Vulpia myuros var. hirsuta
Steve Boyd
1992-4-14
6826
Riverside
Santa Ana Mtns, San Mateo Cyn Wilderness Area. Western flank of Bluewater Cyn along Bluewater Trail.
341
Comment
RSA726863
Vulpia myuros var. myuros
Steve Boyd, Aydee Virgen
2004-4-13
10898
Riverside
San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon.
Comment
RSA522710
Vulpia octoflora
Steve Boyd, Timothy S. Ross, L. Arnseth
1990-3-29
3896
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
RSA583369
Vulpia octoflora var. hirtella
Steve Boyd, Darin Banks
1995-4-5
8429
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
RSA611635
Vulpia octoflora var. hirtella
Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter
1998-3-24
10117 A
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
UCR38235
Woodsia scopulina
Steve Boyd
1981-6-21
s.n.
Inyo
Sierra Nevada Mountains, Trail to Golden Trout Lake from Onion Valley
Comment
RSA334670
Woodwardia fimbriata
Steve Boyd
1985-6-30
1065
San Diego
Lower Cottonwood Canyon, near its confluence with De Luz Crk.
Comment
RSA560307
Wyethia ovata
Steve Boyd, Timothy S. Ross
1992-6-4
7589
San Diego
Southern Santa Ana Moutains, San Mateo Canyon Wilderness area. Southeastern edge of wilderness in upper Devil Canyon drainage, southwest of Sky Ranch, along Forest Service Road.
732
Comment
SBBG55063
Xylococcus bicolor
S. Boyd
1980-3-29
BC 177
Unknown
Mex 1, +/- 5 mi S of Santo Tomas
Comment
UC1595731
Xylococcus bicolor
Steve Boyd, Tim Ross, Orlando Mistretta
1992-2-2
6650
Riverside
Santa An Mtns, San Mateo Canyon Wilderness of the Cleveland National Forest. Lower half of Tenaja Cyn, especially about Fishermans Camp, San Mateo Canyon Wilderness of the Cleveland National Forest Tenaja Canyon;
Comment
RSA702391
Xylorhiza tortifolia
Steve Boyd, Tammy Morgan
2004-3-30
10690
San Bernardino
Southern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) about hill topped with communication towers.
854
Comment
UC1595593
Yucca whipplei
Steve Boyd, Laurel Arnseth, Yvonne Rasmussen, Hugo Cota
1990-5-3
4580
Riverside
Vail Lake area Oak Mtn. (steep se flank of mt. above ne end of lake)
579
Comment
UCR21948
Yucca whipplei
Steve Boyd
1980-5-3
194
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau
625
Comment
SD136829
Zeltnera venusta
Steve Boyd, Tim Ross
1994-9-14
8353
Orange
San Mateo Canyon Wilderness Area of the Cleveland National Forest; Lucas Canyon.
299
Comment
UC1871074
Zigadenus fremontii
Steve Boyd, W. Appleby
1969-12-31
7934
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
UCR21921
Zigadenus fremontii
Steve Boyd
1980-4-8
108
Riverside
Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau
610
Comment