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Specimen ID
Determination *
Collector
Collection Date
Collection Number
County
Locality
Elevation in meters
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RSA767528
Abronia villosa
J. Mark Porter
2003-4-10
13491 .23
Imperial
Imperial Dunes [Algodones Dunes], 1.62 miles northeast [59.49 degrees] of the Gecko Campground loop of Imperial Sand Dunes Recreation Area accessed via California Highway 78.
Comment
SEINET3828034
Abronia villosa
J. Mark Porter, O. Mistretta, S Hobbs
2002-1
13391
Imperial
IMperial Recreation Area ( Algodones Dunes) , ca 0.5 mi WSW of Ogilby. W of County road S34
95
Comment
RSA720728
Abronia villosa var. villosa
J. Mark Porter
2001-4-20
12492
San Bernardino
Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area.
Comment
RSA720738
Abronia villosa var. villosa
J. Mark Porter
2001-4-20
12476
San Bernardino
Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area.
Comment
RSA767482
Abronia villosa var. villosa
J. Mark Porter, Orlando Mistretta, S. Hobbs
2002-3-2
13391
Imperial
Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34.
95
Comment
RSA721154
Acacia greggii
J. Mark Porter
2001-11-18
13353
San Bernardino
WHIPPLE MOUNTAINS: Wide wash of plain and slightly deeper (~2m) wash base.
Comment
JROH5888
Achyrachaena mollis
Ruth Porter
1998-5-1
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA767463
Achyronychia cooperi
J. M. Porter, O. Mistretta, S. Hobbs
2002-3-2
13400
Imperial
Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34.
95
Comment
RSA767530
Achyronychia cooperi
J. M. Porter
2003-4-10
13491 .24
Imperial
Imperial Dunes [Algodones Dunes], 1.62 miles northeast [59.49 degrees] of the Gecko Campground loop of Imperial Sand Dunes Recreation Area accessed via California Highway 78.
Comment
SEINET3828054
Achyronychia cooperi
J. Mark Porter, O. Mistretta & S. Hobbs
2002-1
13400
Imperial
Imperial Dunes Recreation Area (Algodones Dunes), ca 0.5 mi WSW of Ogilby, W of County road S34
95
Comment
RSA0047274
Acmispon strigosus
J. Mark Porter, Lauren E. Machen
1997-2-15
11417
Riverside
North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore.
390
Comment
JROH2089
Acmispon wrangelianus
Duncan M. Porter
1960-5-5
676 A
San Mateo
Jasper Ridge Biological Preserve, Stanford University; meadow near crest of N-facing slope above Webb Ranch. Quadrat H-5
Comment
JROH2090
Acmispon wrangelianus
Duncan M. Porter
1960-5-5
688
San Mateo
Jasper Ridge Biological Preserve, Stanford University; meadow near crest of N-facing slope above Webb Ranch. Quadrat H-6
Comment
JROH2088
Acmispon wrangelianus
Duncan M. Porter
1960-4-22
660 A
San Mateo
Jasper Ridge Biological Preserve, Stanford University; meadow near crest of N-facing slope above Webb Ranch. Quadrat H-4
Comment
RSA721152
Adenophyllum porophylloides
J. Mark Porter
2001-4-20
12511
San Bernardino
Whipple Mountains: Granite slope just SW of Gene Wash Reservoir.
Comment
RSA721885
Adenophyllum porophylloides
J. Mark Porter, Orlando Mistretta
2003-6-5
13619
Riverside
Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range.Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running southeast.
412
Comment
HSC18438
Adenostoma fasciculatum
David Porter
1965-5-2
Los Angeles
Along Mullholland Dr.
488
Comment
RSA654166
Adenostoma fasciculatum var. fasciculatum
Marilyn Porter
1991-5-19
33
Los Angeles
Upland at San Bernardino County line south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam.
671
Comment
JROH488
Agoseris heterophylla
Duncan M. Porter
1960-5-5
677
San Mateo
Jasper Ridge Biological Preserve, Stanford University; meadow near crest of N-facing slope above Webb Ranch. Quadrat H-5
Comment
RSA672035
Aliciella
J. Mark Porter
2001-5-21
12799
Mono
Along Highway 395, N of Mono Lake, 0.9 mi E of mile marker 5.50 of Mono County road 167.
1982
Comment Read comments Jul 19 2008
RSA620634
Aliciella humillima
J. Mark Porter
1998-4-25
11797
Inyo
Owens Valley: Along Hwy 136, near Dolomite Loop Rd.
Comment
RSA620078
Aliciella latifolia
J. Mark Porter
1998-4-24
11755
San Bernardino
Mojave Desert: Trona Pinnacles.
Comment
RSA620174
Aliciella latifolia
J. Mark Porter
1998-4-25
11781
Inyo
Panamint Valley: Wood Canyon Wash at its crossing of the Trona Wildrose Rd.
Comment
UCR119850
Aliciella latifolia
J. M. Porter
1998-4-25
11781
Inyo
Panamint Valley, Wood Canyon Wash at its crossing of the Trona Wildrose Road
Comment
RSA620169
Aliciella latifolia
J. Mark Porter
1998-4-25
11786
Inyo
Argus Mountains: East of Panamint Springs at foot of Argus Mtns. Large wash at East end of town.
Comment
RSA620180
Aliciella latifolia subsp. latifolia
J. Mark Porter
1998-4-25
11774
Inyo
Panamint Valley: margin of dry lake east of Panamint Springs.
Comment
RSA789027
Aliciella latifolia subsp. latifolia
J. Mark Porter, Lauren Machen
2012-3-15
15170
San Diego
Anza borrego desert state Park regionl Palo Verde Canyon, NNW of the Palo Verde Ranger Station. (County Hwy S22),ca. 2 mi from the highway along the canyon.
502
Comment
RSA788851
Aliciella monoensis
J. Mark Porter, Lauren Machen
2012-5-27
15112 .1
Mono
Mono Lake, along Mono Lake Basin Road, about 3 miles S of the lake and 2.5 miles from the junction of Hwy.
2086
Comment
RSA721176
Allenrolfea occidentalis
J. Mark Porter
2001-11-18
13359
San Bernardino
WHIPPLE MOUNTAINS: Foot of mountains, along the Colorado River.
146
Comment
SBBG118956
Allenrolfea occidentalis
J. M. Porter
2001-11-18
13359
San Bernardino
Whipple Mtns, foot of mountains, along the Colorado River
146
Comment
RSA720874
Allionia incarnata
J. Mark Porter
2001-4-21
12595
San Bernardino
Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine.
Comment
HSC2950
Allium campanulatum
David Porter
1965-5-23
Santa Barbara
Figueroa Mtn. Rd., Figueroa Mtns.
1280
Comment
HSC2962
Allium diabolense
David Porter
1965-5-23
Santa Barbara
Off Figueroa Mtn. Rd., Figueroa Mtns.
1280
Comment
RSA620028
Allium fimbriatum var. mohavense
J. Mark Porter
1998-4-24
11743
Kern
Mojave Desert: Near Junction of Red Mountain Rd. and Sunshine Mine Rd.
Comment
RSA0047270
Allium haematochiton
J. Mark Porter, Lauren E. Machen
1997-2-15
11421
Riverside
North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore.
390
Comment
SD247543
Allium haematochiton
J. Mark Porter, Lauen E. Machen
1997-2-15
11421
Riverside
North of Interstate 15 at the Lake Street / Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore.
390
Comment
RSA780156
Allophyllum
J. Mark Porter
2005-6-11
14463
Tulare
Along Mountain Hwy. 50.
1524
Comment
RSA780164
Allophyllum
J. Mark Porter
2005-6-10
14450
Kern
Sequoia National Forest, along Hwy. 155, between Wilford Heights and Alta Sierra.
Comment
RSA780286
Allophyllum
J. Mark Porter
2005-6-11
14471
Tulare
Ca. 1/10 mile SW of the junction of 22S05 (Kernville Hwy. 395) and 22S12.
Comment
RSA780434
Allophyllum
J. Mark Porter
2005-6-10
14447
Kern
N end of Walker Basin, along Caliente Bodfish Road, curves exiting the basin.
Comment
RSA780569
Allophyllum
J. Mark Porter
2005-6-11
14459
Tulare
Along W Hwy. 99, roadside and bench adjacent to road.
Comment
SD232731
Allophyllum
J. Mark Porter
2005-6-10
14450
Kern
Sequoia National Forest, along Hwy 155, between Wilford Heights and Alta Sierra.
Comment
SD232732
Allophyllum
J. Mark Porter
2005-6-10
14447
Kern
N end of Walker Basin, along Caliente Bodfish Road, curves exiting the basin.
Comment
SD232733
Allophyllum
J. Mark Porter
2005-6-11
14459
Tulare
Along W Hwy 99, roadside and bench adjacent to road.
Comment
SD232734
Allophyllum
J. Mark Porter
2005-6-11
14471
Tulare
About 1/10 mile SW of the junction of 22S05 (Kernville Hwy 395) and 22S12.
Comment
SEINET3349550
Allophyllum
J. Mark Porter
2005-1
14471
Tulare
USA. California, Tulare Co. ca 1/10 mi SW of the junction of 22S05 (Kernville Hwy 395) and 22S12
Comment
SEINET3349561
Allophyllum
J. Mark Porter
2005-1
14450
Kern
Sequoia National Forest, along Hwy 155, between Wilford Heights and Alta Sierra.
Comment
SEINET3349564
Allophyllum
J. Mark Porter
2005-1
14459
Tulare
Along W Hwy 99, roadside and bench adjacent to rd
Comment
RSA672034
Allophyllum divaricatum
J. Mark Porter
2002-5-27
s.n.
San Bernardino
San Bernardino Mountains; Cedar Pines Park, along Crest Forest Drive at the junction of Mojave River Road.
Comment
RSA789030
Allophyllum divaricatum
J. Mark Porter, Lauren Machen
2012-5-20
15168
Los Angeles
San Gabriel Mountains, Along Highway 2 (Angeles Crest Highway) NE of Wrightwood, in lower Swarthout Canyon.
1639
Comment
RSA705399
Allophyllum gilioides
J. Mark Porter, Theodore Anderson
2005-5-23
14402
San Bernardino
San Bernardino National Forest; along Highway 38, just east of Jenks Lake Road.
1960
Comment
RSA746587
Allophyllum gilioides
J. Mark Porter, Linda M. Prince
2009-4-28
14993
Kern
Bitter Creek National Wildlife Refuge, 0.2 mi (o.32 km) north of County Road 95 (Cerro Noroeste Road) along an abandoned dirt road.
1368
Comment
RSA780433
Allophyllum gilioides
J. Mark Porter
2005-6-10
14446
Kern
Tehachapi Pass,a long Bodfish-Caliente Road
Comment
SEINET3349586
Allophyllum gilioides
J. Mark Porter
2005-1
14446
Kern
Tehachapi Pass
Comment
RSA690926
Allophyllum glutinosum
J. Mark Porter, Lauren Machen
2004-5-1
14079
Los Angeles
San Gabriel Mountains, along Mount Baldy Road.
881
Comment
RSA654184
Alnus rhombifolia
Marilyn Porter
1991-5-5
1
Los Angeles
Upland at San Bernardino County line north from parking area at Shinn Road and Mount Baldy Road, followed abandoned road in flood plain. Start: (1/2) ? mile in. Stopped: (2)? miles.
670
Comment
RSA718486
Ambrosia dumosa
J. Mark Porter
2001-4-21
12556
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte
Comment
RSA720736
Ambrosia dumosa
J. Mark Porter
2001-4-20
12478
San Bernardino
Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area.
Comment
RSA720868
Ambrosia dumosa
J. Mark Porter
2001-4-21
12601
San Bernardino
Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine
Comment
RSA721150
Ambrosia dumosa
J. Mark Porter
2001-4-20
12514
San Bernardino
Whipple Mountains: Granite slope just SW of Gene Wash Reservoir.
Comment
RSA767466
Ambrosia dumosa
J. Mark Porter, Orlando Mistretta, S. Hobbs
2002-3-2
13404
Imperial
Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34.
95
Comment
SBBG118966
Ambrosia dumosa
J. M. Porter
2001-4-21
12601
San Bernardino
Whipple Mtns, W boundary of BLM Wilderness area, S of D&W mine
Comment
SEINET3829077
Ambrosia dumosa
J. Mark Porter, O. Mistretta, S. Hobbs
2002-1
13404
Imperial
Imperial Dunes Recreation area. (Algodones Dunes) ca. 0.5 mi. WSW of Ogilby, W of Country road S 34.
95
Comment
CAS-BOT-BC272854
Ambrosia monogyra
J. Mark Porter; O. Mistretta; S. Hobbs
2002-3-2
13410
Imperial
Imperial Dunes Recreation Area (Algodones Dunes), ca. 0.5 mi WSW of Ogilby, W of County road S34
95
Comment
JROH3597
Amelanchier utahensis
Ruth Porter
1999-5-10
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; between lake and fire road E
Comment
HSC3542
Amsinckia tessellata var. gloriosa
David Porter
1965-4-24
Los Angeles
5 mi. W of Newhall on Pico Canyon Rd., Newhall
610
Comment
RSA620624
Amsinckia tessellata var. tessellata
J. Mark Porter
1998-4-26
11808
Inyo
Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd; hills below pheasant club.
Comment
RSA718492
Amsinckia tessellata var. tessellata
J. Mark Porter
2001-4-21
12550
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte
Comment
HSC17841
Anagallis arvensis
David Porter
1965-5-6
Los Angeles
1 mi. N of Chatsworth, Simi Hills
351
Comment
CAS-BOT-BC137694
Anthoxanthum odoratum
D. M. Porter; S. H. Porter
1967-3-25
1544
Sonoma
Alongside Highway 1 two miles south of Stewarts Point.
Comment
RSA718143
Antirrhinum filipes
J. Mark Porter
2001-4-21
12588
San Bernardino
Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of DandW mine.
Comment
CAS-BOT-BC447669
Aphanes arvensis
Thos. C. Porter; Parry L Lemon
1876-1-1
s.n.
Unknown
Southern California
Comment
HSC7605
Arbutus menziesii
David Porter
1965-5-22
17
Santa Barbara
Santa Ynez Mountains. On Hwy. 154 on the way into Santa Ynez Valley
610
Comment
RSA767460
Aristida californica
J. M. Porter, O. Mistretta, S. Hobbs
2002-3-2
13397
Imperial
Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34
95
Comment
RSA720731
Aristida californica var. californica
J. M. Porter
2001-4-20
12488
San Bernardino
Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area.
Comment
RSA620623
Artemisia spinescens
J. Mark Porter
1998-4-26
11809
Inyo
Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd; hills below pheasant club.
Comment
RSA718722
Arundo donax
J. M. Porter
2001-11-18
13367
San Bernardino
WHIPPLE MOUNTAINS: Foot of mountains, along the Colorado River.
146
Comment
RSA718348
Asclepias albicans
J. Mark Porter
2001-4-21
12571
San Bernardino
Whipple Mountains: SW of Gene Wash Reservoir.
Comment
RSA721875
Asclepias albicans
J. Mark Porter, Orlando Mistretta
2003-6-5
13604
Riverside
Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running east, above the pour-off.
439
Comment
RSA721889
Asclepias albicans
J. Mark Porter, Orlando Mistretta
2003-6-5
13615
Riverside
Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running southeast.
412
Comment
UCR200254
Asclepias albicans
J. M. Porter, Orlando Mistretta
2003-6-5
13615
Imperial
Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains, Chocolate Mountains Bombing and Gunnery Range. Unnamed canyon, south of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running southeast
412
Comment
UCR200260
Asclepias albicans
J. M. Porter, Orlando Mistretta
2003-6-5
13604
Riverside
Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains. Chocolate Mountains Bombing and Gunnery Range. Unnamed canyon, south of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running east, above the pour-off
439
Comment
SD250420
Asclepias subulata
J. Mark Porter, Susan Hobbs, Orlando Mistretta
2003-3-17
Imperial
Imperial Sand Dunes National Recreation Area. Growing on the leeward side of deep sand dunes.
Comment
RSA620133
Astragalus acutirostris
J. Mark Porter
1998-4-24
11725
San Bernardino
Mojave Desert: Near mile marker 25.00 along Hwy 395, N of Adelanto and S of Trenton Road.
Comment
RSA721144
Astragalus acutirostris
J. Mark Porter
2001-4-20
12521
San Bernardino
Whipple Mountains: Granite slope just SW of Gene Wash Reservoir.
Comment
RSA789628
Astragalus crotalariae
J. Mark Porter, Laren Machen
2012-3-15
15172
San Diego
Anza borrego desert state Park regionl Palo Verde Canyon, NNW of the Palo Verde Ranger Station. (County Hwy S22),ca. 2 mi from the highway along the canyon.
502
Comment
RSA620025
Astragalus didymocarpus var. didymocarpus
J. Mark Porter
1998-4-24
11740
Kern
Mojave Desert: Near Junction of Red Mountain Rd. and Sunshine Mine Rd.
Comment
RSA620140
Astragalus didymocarpus var. dispermus
J. Mark Porter
1998-4-24
11732
San Bernardino
Mojave Desert: Kramer Hills; along Hwy 395, S. of Kramer Junction.
Comment
JROH1986
Astragalus gambelianus
Duncan M. Porter
1960-5-5
676 B
San Mateo
Jasper Ridge Biological Preserve, Stanford University; meadow near crest of N-facing slope above Webb Ranch. Quadrat H-5
Comment
JROH1987
Astragalus gambelianus
Duncan M. Porter
1960-5-5
675
San Mateo
Jasper Ridge Biological Preserve, Stanford University; meadow near crest of N-facing slope above Webb Ranch. Quadrat H-5
Comment
CAS-BOT-BC309819
Astragalus inyoensis
J. Mark Porter
2001-6-3
12805
Inyo
Inyo National Forest, White Mountains. Along Hwy 168, mile marker 33.5, just N of Westgard Pass
Comment
RSA0013697
Astragalus inyoensis
J. Mark Porter
2001-6-3
12805
Inyo
Inyo National Forest, White Mountains. Along Highway 168, mile marker 33 50, just N of Westgard Pass.
Comment
RSA620085
Astragalus lentiginosus var. variabilis
J. Mark Porter
1998-4-25
11761
San Bernardino
Salt Wells Canyon: Narrows of Salt Wells Canyon, draining Salt Wells Valley on the south side of Hwy 178.
Comment
RSA705180
Astragalus magdalenae var. peirsonii
J. Mark Porter, Gary D. Wallace
2005-3-10
14260
San Diego
Anza Borrego State Park; Blow Sand Canyon, NE side of Borrego Mountain, ca. 3 mi N of Ca Hwy 78.
224
Comment
SD230310
Astragalus magdalenae var. peirsonii
J. Mark Porter, Gary Wallace
2005-3-10
14260
San Diego
Anza Borrego State Park; Blow Sand Canyon, NE side of Borrego Mountain, ca. 3 mi N of CA Hwy 78.
224
Comment
RSA0012795
Astragalus minthorniae var. villosus
J. Mark Porter
2001-6-3
12824
Inyo
Along Joshua Flats-Death Valley Road, bordering Inyo National Forest and conservation area. Little Cowhorn Valley-Inyo Mountains.
2201
Comment
SEINET10881040
Astragalus minthorniae var. villosus
J. Mark Porter
2001-6-3
Porter 12824
Inyo
Along Joshua Flats-Death Valley Road, bordering Inyo National Forest & conservation area, Little Cowhorn Valley-Inyo Mtns.
2201
Comment
RSA767472
Astragalus peirsonii
J. Mark Porter, O. Mistretta, S. Hobbs
2002-3-2
13405
Imperial
Imperial Dunes Recreation Area [Algodones Dunes], 0.82 miles southwest [202.8 degrees] of Imperial Dunes Recreation Area exit from Interstate 8.
49
Comment
RSA767473
Astragalus peirsonii
J. Mark Porter, O. Mistretta, S. Hobbs
2002-3-2
13405
Imperial
Imperial Dunes Recreation Area [Algodones Dunes], 0.82 miles southwest [202.8 degrees] of Imperial Dunes Recreation Area exit from Interstate 8.
49
Comment
RSA767496
Astragalus peirsonii
J. Mark Porter
2003-4-8
13491 .02
Imperial
Imperial Dunes (Algodones Dunes), 1.9 miles south-west [209.75 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8, barchan dunes just west of the large transverse dunes.
Comment
RSA767497
Astragalus peirsonii
J. Mark Porter
2003-4-8
13491 .03
Imperial
Imperial Dunes (Algodones Dunes), 4.8 miles north-west [293.29 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8, barchan dunes just west of the large transverse dunes.
Comment
RSA767501
Astragalus peirsonii
J. Mark Porter
2003-4-8
13491 .07
Imperial
Imperial Dunes (Algodones Dunes), 3.2 miles west north-west [280.62 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8, barchan dunes just west of the large transverse dunes.
Comment
RSA767502
Astragalus peirsonii
J. Mark Porter
2003-3-20
13491 .08
Imperial
Imperial Dunes (Algodones Dunes), 4.4 miles west north-west [291.38 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8, barchan dunes just west of the large transverse dunes.
Comment
RSA767515
Astragalus peirsonii
J. Mark Porter
2003-3-20
13491 .09
Imperial
Imperial Dunes [Algodones Dunes], 3.6 miles west-northwest [288.56 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8
Comment
RSA767518
Astragalus peirsonii
J. Mark Porter
2003-3-20
13491 .12
Imperial
Imperial Dunes [Algodones Dunes], 4.7 miles west-northwest [294.35 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8
Comment
RSA767519
Astragalus peirsonii
J. Mark Porter
2003-3-20
13491 .13
Imperial
Imperial Dunes [Algodones Dunes], 6.48 miles northwest [333.39 degrees] of junction of Coachella Canal access road and California Highway 78
Comment
RSA767520
Astragalus peirsonii
J. Mark Porter
2003-3-20
13491 .14
Imperial
Imperial Dunes [Algodones Dunes], 3.73 miles northwest [290 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8
Comment
RSA767521
Astragalus peirsonii
J. Mark Porter
2003-3-20
13491 .15
Imperial
Imperial Dunes [Algodones Dunes], 3.73 miles northwest [290 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8
Comment
RSA767522
Astragalus peirsonii
J. Mark Porter
2003-4-7
13491 .16
Imperial
Imperial Dunes [Algodones Dunes], 4.16 miles north-northwest [344.94 degrees] of junction of Coachella Canal access road and California Highway 78
Comment
RSA767523
Astragalus peirsonii
J. Mark Porter
2003-4-9
13491 .17
Imperial
Imperial Dunes [Algodones Dunes], 1.9 miles northwest of Interstate Highway 8
Comment
RSA767524
Astragalus peirsonii
J. Mark Porter
2003-4-9
13491 .18
Imperial
Imperial Dunes [Algodones Dunes], 2.2 miles northwest of Interstate Highway 8
Comment
RSA767525
Astragalus peirsonii
J. Mark Porter
2003-4-9
13491 .19
Imperial
Imperial Dunes [Algodones Dunes], 3.44 miles west-northwest [284.25 degrees] of the Imperial Sand Dunes Recreation Area exit on Interstate Highway 8
Comment
RSA767526
Astragalus peirsonii
J. Mark Porter
2003-4-10
13491 .20
Imperial
Imperial Dunes [Algodones Dunes], 1.46 miles northeast [59.0 degrees] of the Gecko Campground loop of Imperial Sand Dunes Recreation Area accessed via California Highway 78
Comment
RSA767527
Astragalus peirsonii
J. Mark Porter
2003-4-10
13491 .21
Imperial
Imperial Dunes [Algodones Dunes], 1.62 miles northeast [59.49 degrees] of the Gecko Campground loop of Imperial Sand Dunes Recreation Area accessed via California Highway 78.
Comment
RSA767593
Astragalus peirsonii
J. Mark Porter
2003-3-4
13484
Imperial
Imperial Dunes (Algodones Dunes) about 1.9 miles northwest of Interstate Highway 8
Comment
RSA767594
Astragalus peirsonii
J. Mark Porter
2003-3-4
13485
Imperial
Imperial Dunes (Algodones Dunes) about 2.2 miles northwest of Interstate Highway 8
Comment
SEINET3828025
Astragalus peirsonii
J. Mark Porter, O. Mistretta & S. Hobbs
2002-1
Imperial
Comment
SEINET3829084
Astragalus peirsonii
J. Mark Porter
2003-1
Imperial
Comment
HSC14542
Astragalus trichopodus var. phoxus
David Porter
1965-4-29
Los Angeles
.5 mi. N of Topanga Canyon, Santa Monica Mtn.
412
Comment
RSA620177
Atrichoseris platyphylla
J. Mark Porter
1998-4-25
11777
Inyo
Panamint Valley: Wood Canyon Wash at its crossing of the Trona Wildrose Rd.
Comment
RSA718491
Atrichoseris platyphylla
J. Mark Porter
2001-4-21
12551
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte
Comment
RSA720860
Atrichoseris platyphylla
J. Mark Porter
2001-4-21
12609
San Bernardino
Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine
Comment
SBBG118959
Atriplex lentiformis subsp. breweri
J. M. Porter
2001-11-18
13362
San Bernardino
Whipple Mountains: foot of mountains, along the Colorado River
146
Comment
RSA721179
Atriplex lentiformis subsp. lentiformis
J. Mark Porter
2001-11-18
13362
San Bernardino
WHIPPLE MOUNTAINS: Foot of mountains, along the Colorado River.
146
Comment
RSA721157
Atriplex polycarpa
J. Mark Porter
2001-11-18
13350
San Bernardino
WHIPPLE MOUNTAINS: Wide wash of plain and slightly deeper (~2m) wash base.
Comment
RSA721169
Atriplex polycarpa
J. Mark Porter
2001-11-18
13375
San Bernardino
WHIPPLE MOUNTAINS: Eastern foothills, wash draining into Colorado River.
128
Comment
SBBG118947
Atriplex polycarpa
J. M. Porter
2001-11-18
13350
San Bernardino
Whipple Mountains
Comment
SBBG118953
Atriplex polycarpa
J. M. Porter
2001-11-18
13375
San Bernardino
Whipple Mtns, eastern foothills, wash draining into Colorado River
128
Comment
RSA654183
Baccharis glutinosa
Marilyn Porter
1991-5-19
28
Los Angeles
Upland at San Bernardino County line south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam.
671
Comment
RSA721180
Baccharis sergiloides
J. Mark Porter
2001-11-18
13360
San Bernardino
WHIPPLE MOUNTAINS: Foot of mountains, along the Colorado River.
146
Comment
SBBG118960
Baccharis sergiloides
J. M. Porter
2001-11-18
13360
San Bernardino
Colorado River, foot of Whipple Mtns
480
Comment
CAS-BOT-BC172819
Baileya pauciradiata
J. Mark Porter; O. Mistretta; S. Hobbs
2002-3-2
13390
Imperial
Imperial Dunes Recreation Area (Algodones Dunes), ca. 0.5 mi WSW of Ogilby, W of County road S34
95
Comment
RSA676321
Baileya pauciradiata
J. Mark Porter, Susan Hobbs, Orlando Mistretta
2003-2-20
s.n.
Imperial
Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness
Comment
RSA767481
Baileya pauciradiata
J. Mark Porter, Orlando Mistretta, S. Hobbs
2002-3-2
13390
Imperial
Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34.
95
Comment
SEINET3828035
Baileya pauciradiata
J. Mark Porter, O. Mistretta & S. Hobbs
2002-1
13390
Imperial
Imperial Dunes Recreation Area ( Algodones Dunes) ca. 0.5mi WSW of Ogilby, W of County road S34
95
Comment
RSA676140
Baileya pleniradiata
J. Mark Porter, Susan Hobbs, Orlando Mistretta
2003-2-20
s.n.
Imperial
Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness
Comment
SD250433
Baileya pleniradiata
J. Mark Porter, Susan Hobbs, Orlando Mistretta
2003-2-20
Imperial
Algodones Dunes. Imperial Sand Dune National Recreation Area, Algodones Wilderness.
Comment
RSA718352
Bebbia juncea var. aspera
J. Mark Porter
2001-4-21
12567
San Bernardino
Whipple Mountains: SW of Gene Wash Reservoir.
Comment
RSA721170
Bebbia juncea var. aspera
J. Mark Porter
2001-11-18
13373
San Bernardino
WHIPPLE MOUNTAINS: Eastern foothills, wash draining into Colorado River.
128
Comment
HSC2999
Bloomeria crocea var. crocea
David Porter
1965-5-14
Los Angeles
Along Mulholland Hwy., 1 mi. W of Canyon Rd.
305
Comment
RSA721161
Boerhavia wrightii
J. Mark Porter
2001-11-18
13344
San Bernardino
WHIPPLE MOUNTAINS: Wide wash of plain and slightly deeper (~2m) wash base.
Comment
SBBG118948
Boerhavia wrightii
J. M. Porter
2001-11-18
13344
San Bernardino
Whipple Mtns, wide wash of plain and slightly deeper (about 2 m) wash base
Comment
RSA721153
Brandegea bigelovii
J. Mark Porter
2001-11-18
13345
San Bernardino
WHIPPLE MOUNTAINS: Wide wash of plain and slightly deeper (~2m) wash base.
Comment
SBBG118945
Brandegea bigelovii
J. M. Porter
2001-11-18
13345
San Bernardino
Whipple Mtns, wide wash of plain and slightly deeper (~2m) wash base
Comment
SD247616
Brassica nigra
J. Mark Porter, Lauren E. Machen
1997-2-15
11419
Riverside
North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore.
390
Comment
CAS-BOT-BC36814
Brassica rapa
Duncan MacNair Porter
1961-1-8
735
Santa Clara
Sunnyvale. Near the northeast corner of Sunnyvale-Seratoga Road (Highway 9) and Crescent Avenue.
Comment
CAS-BOT-BC36815
Brassica rapa
D. M. Porter; S. H. Porter
1967-4-30
1558
Santa Clara
Alviso. Near highway at southeastern end of town.
Comment
RSA767459
Brassica tournefortii
J. Mark Porter, O. Mistretta, S. Hobbs
2002-3-2
13396
Imperial
Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34
95
Comment
SEINET3828056
Brassica tournefortii
J. Mark Porter, O. Mistretta & S. Hobbs
2002-1
13396
Imperial
Imperial Dunes Recreation Area (Algodones DUnes), ca 0.5 mi WSW of Ogibly. W of County road S34
95
Comment
SEINET10534097
Brodiaea laxa
Duncan M. Porter
1960-4-22
Porter 665
San Mateo
Meadow near crest of north-facing slope above Webb Ranch, Jasper Ridge Biological Preserve, Stanford University.
Comment
CAS-BOT-BC155712
Bromus diandrus
D. M. Porter; S. H. Porter
1967-4-30
1562
Santa Clara
Alviso. At southern end of town near Alviso Slough.
Comment
CAS-BOT-BC155162
Bromus hordeaceus
Duncan M. Porter
1960-4-29
667
San Mateo
Above Webb Ranch, Jasper Ridge Biological Preserve. Quadrant H-4.
Comment
JROH4915
Bromus hordeaceus
Duncan M. Porter
1960-4-29
667
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Meadow near crest of N-facing slope above Webb Ranch
Comment
JROH4916
Bromus hordeaceus
Duncan M. Porter
1960-5-5
678
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Meadow near crest of N-facing slope above Webb Ranch
Comment
RSA591059
Bromus hordeaceus
J. M. Porter, J. Travis Columbus, Gracie dos Santos
1996-6-5
10928
Los Angeles
Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road
610
Comment
SD232805
Brugmansia versicolor
J. Mark Porter
2005-6-8
14443
San Bernardino
Cultivated at 4605 Revere Ave, Alta Loma, CA.
Comment
SEINET3349559
Brugmansia versicolor
J. Mark Porter
2005-1
14443
San Bernardino
Cultivated at 4605 Revere Ave, Alta Loma, CA
Comment
JROH3320
Calandrinia ciliata
Duncan M. Porter
1961-2-18
745
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Westridge end of ridge
Comment
HSC15386
Calochortus albus
David Porter
1965-5-16
Los Angeles
1.0 mi. off Mulholland Hwy. on Old Topanga Canyon Rd.
305
Comment
RSA0013689
Calochortus bruneaunis
J. Mark Porter
2001-6-3
12814
Inyo
Inyo National Forest, along 169 just S of Westgard Pass. 30.5 mile marker.
2232
Comment
HSC15347
Calochortus catalinae
David Porter
1965-5-14
Los Angeles
Along Mulholland Hwy., 1 mi. W of Canyon Rd.
305
Comment
JROH560
Calycadenia multiglandulosa
Duncan M. Porter
1960-10-12
728
San Mateo
Jasper Ridge Biological Preserve, Stanford University; SW edge of main meadow next to chaparral (near area C)
Comment
RSA718493
Calycoseris wrightii
J. Mark Porter
2001-4-21
12549
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte
Comment
RSA654187
Calystegia macrostegia subsp. arida
Marilyn Porter
1991-5-19
37
Los Angeles
Upland at San Bernardino County line south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam.
671
Comment
HSC6378
Calystegia macrostegia subsp. intermedia
David Porter
1965-4-22
Los Angeles
0.5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns.
412
Comment
RSA0012495
Camissonia
J. Mark Porter, Laren Machen
2012-5-27
15104
Inyo
Bee Springs Canyon (ca. 7.5 mi east of Independence), just above the Four Mules Mine (abandoned) and Bee Springs.
1439
Comment
RSA721873
Camissonia
J. Mark Porter, Orlando Mistretta
2003-6-5
13605
Riverside
Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running east, above the pour-off.
439
Comment
RSA767531
Camissonia boothii
J. Mark Porter
2003-4-10
13491 .25
Imperial
Imperial Dunes [Algodones Dunes], 1.62 miles northeast [59.49 degrees] of the Gecko Campground loop of Imperial Sand Dunes Recreation Area accessed via California Highway 78.
Comment
RSA620178
Camissonia boothii subsp. boothii
J. Mark Porter
1998-4-25
11776
Inyo
Panamint Valley: east of Panamint Springs.
Comment
RSA620037
Camissonia boothii subsp. condensata
J. Mark Porter
1998-4-24
11751
San Bernardino
Mojave Desert: Salt Wells Canyon, East of Ridgecrest.
Comment
RSA717540
Camissonia boothii subsp. condensata
J. Mark Porter
2001-4-21
12562
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte.
Comment
RSA721141
Camissonia boothii subsp. condensata
J. Mark Porter
2001-4-19
12464
San Bernardino
Whipple Mountains: Plains at southern base of mountains.
Comment
RSA718490
Camissonia brevipes subsp. brevipes
J. Mark Porter
2001-4-21
12552
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte.
Comment
RSA720866
Camissonia brevipes subsp. brevipes
J. Mark Porter
2001-4-21
12603
San Bernardino
Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine.
Comment
RSA720923
Camissonia brevipes subsp. brevipes
J. Mark Porter
2001-4-19
12458
San Bernardino
Whipple Mountains: Plains at southern base of mountains.
Comment
RSA620135
Camissonia campestris
J. Mark Porter
1998-4-24
11726 - B
San Bernardino
Mojave Desert: Kramer Hills; along Hwy 395, S. of Kramer Junction.
Comment
RSA101675
Camissonia claviformis subsp. aurantiaca
T. C. Porter
1888-2-28
s.n.
Riverside
California--Colorado Desert on Salt Creek, on the South Pacific Railroad
-69
Comment Read comments Feb 3 2011
RSA767478
Camissonia claviformis subsp. yumae
J. Mark Porter, Orlando Mistretta, S. Hobbs
2002-3-2
13387
Imperial
Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34.
95
Comment
SEINET3828038
Camissonia claviformis subsp. yumae
J. Mark Porter, O. Mistretta & S. Hobbs
2002-1
13387
Imperial
Imperial Dunes Recreation Area( Algodones Dunes), ca 0.5 mi WSW of Ogilby, W. of County road S34
95
Comment
HSC16498
Camissonia micrantha
David Porter
1965-4-27
Los Angeles
1/2 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns.
412
Comment
RSA0012488
Camissonia pusilla
J. Mark Porter, Laren Machen
2012-5-27
15111
Mono
Mono Lake, along Mono Lake Basin Road, about 3 miles S of the lake and 2.5 miles from the junction of Hwy.
2086
Comment
RSA620175
Camissonia refracta
J. Mark Porter
1998-4-25
11780
Inyo
Panamint Valley: Wood Canyon Wash at its crossing of the Trona Wildrose Rd.
Comment
RSA718145
Camissonia refracta
J. Mark Porter
2001-4-21
12584
San Bernardino
Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine.
Comment
RSA718149
Camissonia refracta
J. Mark Porter
2001-4-21
12580
San Bernardino
Whipple Mountains: Near Colorado River, Copper Basin Dunes region, old mines along [Parker Dam road], W of Big Bend Resort.
Comment
RSA720914
Camissonia refracta
J. Mark Porter
2001-4-19
12468
San Bernardino
Whipple Mountains: Plains at southern base of mountains.
Comment
UCR150948
Camissonia refracta
J. M. Porter
1998-4-25
11780
Inyo
Panamint Valley, Wood Canyon Wash at its crossing of the Trona Wildrose Road
Comment
JROH1650
Cannabis sativa
Ruth Porter
1982-1-1
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SD251262
Cantua flexuosa
J. Mark Porter, Lauren Machen
2012-6-23
15140
San Bernardino
Alta Loma region of Rancho Cucamonga; 6405 Revere Avenue.
462
Comment
OBI2880
Capsella bursa-pastoris
Louise Porter
1970-2-2
39
San Luis Obispo
Cal POly campus, along W walk to N of Science N
Comment
CAS-BOT-BC18235
Carex
Duncan MacNair Porter
1960-9-20
714
Fresno
Kings Canyon National Park. Steep hillside below southwest side of Lamarck Col.
3810
Comment
RSA717909
Carnegiea gigantea
J. Mark Porter
2001-4-21
12575 -a
San Bernardino
Whipple Mountains: SW of Gene Wash Reservoir.
Comment
JROH3939
Castilleja affinis subsp. affinis
Duncan M. Porter
1961-4-8
751
San Mateo
Jasper Ridge Biological Preserve, Stanford University; on top of ridge
Comment
JROH3976
Castilleja densiflora subsp. densiflora
Duncan M. Porter
1961-4-8
749
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near gate on top of ridge
Comment
HSC20877
Castilleja exserta subsp. exserta
David Porter
1965-5-1
Kern
5 mi. N along Ft. Tejon Rd., Ft. Tejon
1067
Comment
JROH3521
Ceanothus cuneatus var. cuneatus
Duncan M. Porter
1961-2-8
741
San Mateo
Jasper Ridge Biological Preserve, Stanford University. N slope of ridge below picnic area near crest at N end of ridge
Comment
JROH3522
Ceanothus cuneatus var. cuneatus
Duncan M. Porter
1961-2-8
741
San Mateo
Jasper Ridge Biological Preserve, Stanford University. N slope of ridge below picnic area near crest at N end of ridge
Comment
GH349190
Ceanothus cuneatus var. dubius
D. M. Porter
1961-2-8
741
Unknown
Jasper Ridge Biological Experimental Area, N slope of ridge below picnic area near crest at N end of ridge.
Comment
CAS-BOT-BC126844
Ceanothus griseus
D. M. Porter; S. H. Porter
1967-3-25
1549
Mendocino
Vista point on Highway 1, 7 miles south of Greenwood Creek
Comment
RSA104151
Ceanothus integerrimus var. puberulus
T. C. Porter
1876-1
s.n.
Plumas
[No location data on label]
Comment
RSA654167
Ceanothus leucodermis
Marilyn Porter
1991-5-5
13
Los Angeles
Upland at San Bernardino County line north from parking area at Shinn Road and Mount Baldy Road, followed abandoned road in flood plain. Start: (1/2) ? mile in. Stopped: (2)? miles.
670
Comment
RSA104129
Ceanothus prostratus var. occidentalis
T. C. Porter
1876-1
s.n.
Plumas
[Unspecified]
Comment
RSA591063
Centaurea melitensis
J. Mark Porter, J. Travis Columbus, Gracie dos Santos
1996-6-5
10926
Los Angeles
Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road.
610
Comment
RSA591065
Centaurium venustum
J. Mark Porter, J. Travis Columbus, Gracie dos Santos
1996-6-5
10921
Los Angeles
Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road.
610
Comment
RSA767599
Cercidium floridum
J. Mark Porter
2003-3-4
13489
Imperial
Imperial Dunes (Algodones Dunes) about 2.2 miles northwest of Interstate Highway 8
Comment
RSA721160
Cercidium floridum subsp. floridum
J. Mark Porter
2001-11-18
13347
San Bernardino
WHIPPLE MOUNTAINS: Wide wash of plain and slightly deeper (~2m) wash base.
Comment
RSA720719
Cercidium microphyllum
J. Mark Porter
2001-4-20
12502
San Bernardino
Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area.
Comment
RSA721166
Cercidium microphyllum
J. Mark Porter
2001-11-18
13355
San Bernardino
WHIPPLE MOUNTAINS: Black Metal Wash.
305
Comment
RSA620182
Chaenactis carphoclinia var. carphoclinia
J. Mark Porter
1998-4-25
11772
Inyo
Panamint Valley: margin of dry lake east of Panamint Springs.
Comment
RSA718714
Chaenactis carphoclinia var. carphoclinia
J. Mark Porter
2001-4-21
12541
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte
Comment
RSA720926
Chaenactis carphoclinia var. carphoclinia
J. Mark Porter
2001-4-19
12455
San Bernardino
WHIPPLE MOUNTAINS: Plains at southern base of mountains
Comment
RSA0047253
Chaenactis fremontii
J. Mark Porter, Leigh A. Johnson
1997-3-10
11464
Riverside
Whitewater Canyon, ca. 1 mi. N of Whitewater (along Interstate 10).
474
Comment
RSA657239
Chaenactis fremontii
J. Mark Porter
2001-4-2
12338
Riverside
Coachella Valley, along Big Morongo Wash, N of Indian Avenue, ca. 1.5 mi ESE jtn. with Hwy 62.
457
Comment
SD247580
Chaenactis fremontii
J. Mark Porter, Leigh A. Johnson
1997-3-10
11464
Riverside
Whitewater Canyon, ca. 1.0 mile north of Whitewater (along Interstate 10).
473
Comment
RSA720716
Chaenactis stevioides
J. Mark Porter
2001-4-20
12479
San Bernardino
Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area.
Comment
RSA620145
Chaenactis xantiana
J. Mark Porter
1998-4-24
11736
San Bernardino
Mojave Desert: Kramer Hills; along Hwy 395, S. of Kramer Junction.
Comment
RSA718350
Cheilanthes parryi
J. Mark Porter
2001-4-21
12569
San Bernardino
WHIPPLE MOUNTAINS: SW of Gene Wash Reservoir.
Comment
RSA718148
Chorizanthe brevicornu var. brevicornu
J. Mark Porter
2001-4-21
12581
San Bernardino
Whipple Mountains: Near Colorado River, Copper Basin Dunes region, old mines along [Parker Dam road], W of Big Bend Resort.
Comment
RSA720722
Chorizanthe brevicornu var. brevicornu
J. Mark Porter
2001-4-20
12499
San Bernardino
Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area.
Comment
RSA720922
Chorizanthe brevicornu var. brevicornu
J. Mark Porter
2001-4-19
12459
San Bernardino
Whipple Mountains: Plains at southern base of mountains.
Comment
RSA721888
Chorizanthe brevicornu var. brevicornu
J. Mark Porter, Orlando Mistretta
2003-6-5
13617
Riverside
Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range.Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running southeast.
412
Comment
UCR200261
Chorizanthe brevicornu var. brevicornu
J. M. Porter, Orlando Mistretta
2003-6-5
13617
Imperial
Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains, Chocolate Mountains Bombing and Gunnery Range. Unnamed canyon, south of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running southeast
412
Comment
RSA620124
Chorizanthe rigida
J. Mark Porter
1998-4-24
11717
San Bernardino
Mojave Desert: Near mile marker 25.00 along Hwy 395, N of Adelanto and S of Trenton Road.
Comment
RSA718719
Chorizanthe rigida
J. Mark Porter
2001-4-21
12535
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte.
Comment
RSA720930
Chorizanthe rigida
J. Mark Porter
2001-4-21
12613
San Bernardino
Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of DandW mine.
Comment
RSA620023
Chorizanthe watsonii
J. Mark Porter
1998-4-24
11738
Kern
Mojave Desert: Near Junction of Red Mountain Rd. and Sunshine Mine Rd.
Comment
RSA591070
Chorizanthe xanti
J. Mark Porter, J. Travis Columbus, Gracie dos Santos
1996-6-5
10929
Los Angeles
Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road.
610
Comment
RSA789029
Chylismia claviformis
J. Mark Porter, Laren Machen
2012-5-20
15169
Los Angeles
San Gabriel Mountains, Along Highway 2 (Angeles Crest Highway) NE of Wrightwood, in lower Swarthout Canyon.
1639
Comment
CAS-BOT-BC285306
Cirsium andersonii
Duncan M. Porter
1960-9-21
721
Fresno
SE of and below Darwin Bench, Kings Canyon National Park
3413
Comment
RSA0012492
Cistanthe rosea
J. M. Porter, Lauren E. Machen
2012-5-27
15107
Mono
Mono Lake, along Mono Lake Basin Road, about 3 miles S of the lake and 2.5 miles from the junction of Hwy.
2086
Comment
RSA0012789
Cistanthe umbellata var. umbellata
J. M. Porter
2001-6-4
12839
Mono
Inyo National Forest, along Highway 120 near the 30 00 mile marker.
2453
Comment
HSC16284
Clarkia bottae
David Porter
1965-5-6
Los Angeles
.5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns.
412
Comment
HSC16281
Clarkia cylindrica
David Porter
1965-5-14
Los Angeles
Along Mulholland Hwy., 1 mi. W of Canyon Rd.
305
Comment
SEINET12189208
Clarkia deflexa
E. A. Porter
1935-1
6701
Ventura
Upper Ojai Road, Santa Paula Canyon
Comment
RSA591068
Clarkia purpurea subsp. quadrivulnera
J. Mark Porter, J. Travis Columbus, Gracie dos Santos
1996-6-5
10917
Los Angeles
Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road.
610
Comment
JROH3008
Clarkia purpurea subsp. viminea
Duncan M. Porter
1960-5-26
702
San Mateo
Jasper Ridge Biological Preserve, Stanford University; N part of ridge, above Searsville Lake
Comment
HSC16293
Clarkia unguiculata
David Porter
1965-5-14
Los Angeles
Along Mulholland Hwy., 1 mi. W of Canyon Rd.
305
Comment
GH369529
Clematis lasiantha
D. M. Porter
1961-4-8
748
Unknown
Jasper Ridge Biological Experimental Area
Comment
JROH3408
Clematis lasiantha
Duncan M. Porter
1961-4-8
748
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA620033
Cleomella obtusifolia
J. Mark Porter
1998-4-24
11747
San Bernardino
Mojave Desert: Salt Wells Canyon, East of Ridgecrest.
Comment
POM297721
Collinsia heterophylla
T. C. Porter
1876-1
s.n.
Kern
[No location information provided.]
Comment
RSA780155
Collomia grandiflora
J. Mark Porter
2005-6-11
14462
Tulare
On W edge of Johnson dale, 4720 Mtn. Road.
1439
Comment
RSA780289
Collomia grandiflora
J. Mark Porter
2005-6-10
14454
Kern
Pass on CA 155 between Wofford Heights and Alta Sierra, Sequoia National Forest.
Comment
SD232736
Collomia grandiflora
J. Mark Porter
2005-6-10
14454
Kern
Pass on CA 155 between Wofford Heights and Alta Sierra, Sequoia National Forest.
Comment
SEINET3349563
Collomia grandiflora
J. Mark Porter
2005-1
14462
Tulare
On the W edge of Johnsondale. W. 4720 Mtn Rd 50
Comment
SEINET3349660
Collomia grandiflora
J. Mark Porter
2005-1
14454
Kern
California pass on CA 155 between Wofford Heights and Alta Sierra, Sequoia National Forest.
Comment
SBBG118951
Condea emoryi
J. M. Porter
2001-11-18
13358
San Bernardino
Black Metal Wash; Whipple Mtns
305
Comment
CAS-BOT-BC286048
Conyza canadensis
Duncan M. Porter
1966-8-28
1534
Alameda
Below Summit Rd. at intersection with Grizzly Peak Blvd. opposite entrance to Tilden Regional Park Golf Course, Oakland
Comment
RSA620142
Coreopsis californica var. californica
J. Mark Porter
1998-4-24
11733
San Bernardino
Mojave Desert: Kramer Hills; along Hwy 395, S. of Kramer Junction.
Comment
JROH658
Coreopsis tinctoria
Ruth Porter
1997-11-3
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; low flow crossing along San Francisquito Creek
Comment
RSA104131
Cornus nuttallii
T. C. Porter
s.n.
Plumas
[Illegible location name]
Comment
HSC6418
Cornus nuttallii
David Porter
1965-5-15
Mariposa
Yosemite National park, along road near the Ahwahnee Hotel.
1067
Comment
JROH5867
Crassula connata
Ruth Porter
1981-3-12
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. In Fire Rd F before Area C serpentine
Comment
JROH5885
Crepis vesicaria subsp. taraxacifolia
Ruth Porter
1998-4-28
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA720724
Croton californicus
J. Mark Porter
2001-4-20
12497
San Bernardino
Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area.
Comment
RSA721162
Croton californicus
J. Mark Porter
2001-11-18
13379
San Bernardino
WHIPPLE MOUNTAINS: Sand dunes at E base of mountains.
168
Comment
SBBG118949
Croton californicus
J. M. Porter
2001-11-18
13379
San Bernardino
Whipple Mtns
168
Comment
SBBG118962
Croton californicus
J. M. Porter
2001-4-20
12497
San Bernardino
Whipple Mtns, just W of Colorado River, Copper Basin Dunes OHV area
Comment
JROH1956
Croton setiger
Duncan M. Porter
1960-10-12
727
San Mateo
Jasper Ridge Biological Preserve, Stanford University; flat area on crest of the ridge (above area G)
Comment
RSA767516
Croton wigginsii
J. Mark Porter
2003-3-20
13491 .10
Imperial
Imperial Dunes [Algodones Dunes], 4.5 miles west-northwest [294.47 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8
Comment
RSA767592
Croton wigginsii
J. Mark Porter
2003-3-4
13483
Imperial
Imperial Dunes (Algodones Dunes) about 1.9 miles northwest of Interstate Highway 8
Comment
SEINET3828044
Croton wigginsii
J. Mark Porter
2003-1
13491 .10
Imperial
Imperial Dunes (Algodones Dunes), 4.5 mi WNW (294.47 degrees) of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8, Barchan dunes just west of the large transverse dunes
Comment
SEINET3829071
Croton wigginsii
J. Mark Porter
2003-1
13483
Imperial
Imperial Dunes (Algodones Dunes), ca. 1.9 mi NW of Interstate Highway 8.
Comment
RSA0013126
Cryptantha angustifolia
J. Mark Porter, Sarah De Groot
2012-4-12
15088
Imperial
Palm Canyon Wash, 6.2 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the eastern margin of broad wash.
384
Comment
RSA717745
Cryptantha angustifolia
J. Mark Porter
2001-4-19
12453
San Bernardino
WHIPPLE MOUNTAINS: Plains at southern base of mountains
Comment
RSA717746
Cryptantha angustifolia
J. Mark Porter
2001-4-20
12485
San Bernardino
Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area.
Comment
RSA0013127
Cryptantha barbigera
J. Mark Porter, Sarah De Groot
2012-4-12
15088 .2
Imperial
Palm Canyon Wash, 6.2 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the eastern margin of broad wash.
384
Comment
RSA0047252
Cryptantha barbigera
J. Mark Porter, Leigh A. Johnson
1997-3-10
11465
Riverside
Whitewater Canyon, ca. 1 mi. N of Whitewater (along Interstate 10).
474
Comment
RSA717742
Cryptantha barbigera
J. Mark Porter
2001-4-21
12590
San Bernardino
Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine
Comment
SD247612
Cryptantha barbigera
J. Mark Porter, Leigh A. Johnson
1997-3-10
11465
Riverside
Whitewater Canyon, ca. 1 mi. N of Whitewater (along Interstate 10).
473
Comment
CAS-BOT-BC310306
Cryptantha circumscissa
J. Mark Porter; Lauren Machen
2012-5-27
15109
Mono
Mono Lake, along Mono Lake Basin Road, about 3 miles S of the lake and 2.5 miles from the junction of Hwy. 395
2086
Comment
RSA0012490
Cryptantha circumscissa
J. Mark Porter, Lauren Machen
2012-5-27
15109
Mono
Mono Lake, along Mono Lake Basin Road, about 3 miles S of the lake and 2.5 miles from the junction of Hwy. 395.
2086
Comment
RSA620136
Cryptantha circumscissa
J. Mark Porter
1998-4-24
11727
San Bernardino
Mojave Desert: Kramer Hills; along Hwy 395, S. of Kramer Junction.
Comment
RSA620630
Cryptantha circumscissa
J. Mark Porter
1998-4-26
11802
Inyo
Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd., Near 36 deg 32' 11'' N 118 deg 06' 22'' W.
Comment
RSA0078961
Cryptantha cycloptera
J. Mark Porter
2001-4-21
12586
San Bernardino
Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine
Comment
RSA0078962
Cryptantha cycloptera
J. Mark Porter
2001-4-21
12559
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte
Comment
RSA0078976
Cryptantha cycloptera
J. Mark Porter
2001-4-20
12507
San Bernardino
Whipple Mountains: Granite slope just SW of Gene Wash Reservoir.
Comment
HSC3615
Cryptantha intermedia
David Porter
1965-5-6
Los Angeles
1 mi. N of Chatsworth, Simi Hills
351
Comment
RSA654172
Cryptantha intermedia
Marilyn Porter
1991-5-17
22
San Bernardino
Upland, south from parking area at Shinn Road & Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam.
671
Comment
RSA0075621
Cryptantha intermedia var. johnstonii
J. Mark Porter, V. Soza, Gary Wallace
2001-4-2
12337
Riverside
Coachella Valley, along Big Morongo Wash, N of Indian Avenue, ca. 1.5 mi ESE jtn. with Hwy 62.
457
Comment
RSA0128989
Cryptantha maritima
J. Mark Porter, Valerie Soza, G. Wallace
2001-4-2
12331
Riverside
Coachella Valley, along Big Morongo Wash, N of Indian Avenue, ca. 1.5 mi ESE jtn. with Hwy 62.
472
Comment
RSA620080
Cryptantha maritima
J. Mark Porter
1998-4-24
11756 - B
San Bernardino
Mojave Desert: Trona Pinnacles.
Comment
RSA717743
Cryptantha maritima
J. Mark Porter
2001-4-21
12591
San Bernardino
Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine
Comment
RSA717744
Cryptantha maritima
J. Mark Porter
2001-4-19
12452
San Bernardino
WHIPPLE MOUNTAINS: Plains at southern base of mountains
Comment
RSA717749
Cryptantha maritima
J. Mark Porter
2001-4-20
12506
San Bernardino
Whipple Mountains: Granite slope just SW of Gene Wash Reservoir.
Comment
SEINET3828036
Cryptantha maritima
J. Mark Porter, O. Mistretta & S. Hobbs
2002-1
13389
Imperial
Imperial Dunes Recreational Area ( Algodones Dunes) ca. 0.5 mi WSW of Ogilby, W of County road S34.
95
Comment
RSA721898
Cryptantha maritima var. pilosa
J. Mark Porter, Orlando Mistretta
2003-6-5
13606 -A
Riverside
Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running east, above the pour-off.
439
Comment
RSA0013130
Cryptantha micrantha
J. Mark Porter, Sarah De Groot
2012-4-12
15083
Imperial
Palm Canyon Wash, 5.5 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the southern margin of broad wash.
347
Comment
RSA717747
Cryptantha micrantha
J. Mark Porter
2001-4-20
12484
San Bernardino
Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area.
Comment
RSA720723
Cryptantha micrantha
J. Mark Porter
2001-4-20
12498
San Bernardino
Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area.
Comment
HSC3585
Cryptantha muricata
David Porter
1965-4-29
Los Angeles
.5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtn.
412
Comment
RSA620120
Cryptantha nevadensis
J. Mark Porter
1998-4-24
11714
San Bernardino
Mojave Desert: Near mile marker 25.00 along Hwy 395, N of Adelanto and S of Trenton Road.
Comment
RSA0078851
Cryptantha pterocarya var. pterocarya
J. Mark Porter
1998-4-24
11715
San Bernardino
Mojave Desert: Near mile marker 25.00 along Hwy 395, N of Adelanto and S of Trenton Road.
Comment
RSA0078923
Cryptantha pterocarya var. pterocarya
J. Mark Porter
2001-4-2
12332
Riverside
Coachella Valley, along Big Morongo Wash, N of Indian Avenue, ca. 1.5 mi ESE jtn. with Hwy 62.
457
Comment
RSA0078990
Cryptantha pterocarya var. pterocarya
J. Mark Porter
2001-4-20
12486
San Bernardino
Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area.
Comment
RSA0079300
Cryptantha pterocarya var. pterocarya
J. Mark Porter
1998-4-24
11731
San Bernardino
Mojave Desert: Kramer Hills; along Hwy 395, S. of Kramer Junction.
Comment
RSA620079
Cryptantha utahensis
J. Mark Porter
1998-4-24
11756
San Bernardino
Mojave Desert: Trona Pinnacles.
Comment
RSA620619
Cryptantha utahensis
J. Mark Porter
1998-4-26
11813
Inyo
Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd; hills below pheasant club.
Comment
UCR150951
Cryptantha utahensis
J. M. Porter
1998-4-26
11813
Inyo
S Sierra Nevada Mtns, Sierra Nevada foothills: south of Lone Pine, Lubkin Canyon Rd; hills below pheasant club
Comment
RSA0083615
Cylindropuntia acanthocarpa var. acanthocarpa
J. Mark Porter
2001-4-21
12613 -c
San Bernardino
Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine.
Comment
JROH1391
Cynoglossum grande
Duncan M. Porter
1961-2-5
739
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near gate at Westridge end of ridge
Comment
RSA676132
Dalea
J. Mark Porter, Susan Hobbs, Orlando Mistretta
2003-2-20
s.n.
Imperial
Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness
Comment
RSA717908
Dalea mollis
J. Mark Porter
2001-4-20
12496
San Bernardino
Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area.
Comment
RSA767477
Dalea mollis
J. Mark Porter, O. Mistretta, S. Hobbs
2002-3-2
13386
Imperial
Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34.
95
Comment
SEINET3828039
Dalea mollis
J. Mark Porter, O. Mistretta & S. Hobbs
2002-1
13386
Imperial
Imperial Dunes Recreation Area ( Algodones Dunes) ca. 0.5 mi WSW of Ogilby, W of County road S34
95
Comment
RSA767503
Datura discolor
J. Mark Porter, Orlando Mistretta, S. Hobbs
2002-3-2
13411
Imperial
Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34.
95
Comment
HSC25030
Delphinium parryi
David Porter
1965-5-14
Los Angeles
Along Mulholland Hwy., 1 mi. W of Canyon Rd.
305
Comment
HSC16740
Dendromecon rigida
David Porter
1965-5-2
Los Angeles
Along Mullholland Dr.
488
Comment
CAS-BOT-BC577
Dendromecon rigida subsp. rigida
Duncan MacNair Porter
1966-8-6
1531
Santa Clara
3 miles below summit of Loma Prieta toward Santa Cruz
Comment
CAS-BOT-BC578
Dendromecon rigida subsp. rigida
Duncan MacNair Porter
1966-8-6
1531
Santa Clara
3 miles below summit of Loma Prieta toward Santa Cruz
Comment
POM297912
Dendromecon rigida subsp. rigida
T. C. Porter
1876-1
s.n.
Kern
[No location data on label]
Comment
RSA101966
Deschampsia elongata
T. C. Porter
s.n.
Unknown
[no locality information provided]
Comment
CAS-BOT-BC43398
Descurainia pinnata subsp. glabra
Wilmatte Porter
April 1, ----
s.n.
San Diego
Pacific Beach.
Comment
HSC8358
Dicentra formosa
David Porter
1965-5-15
Mariposa
Yosemite National park, along road near the Ahwahnee Hotel.
1067
Comment
RSA0047254
Dichelostemma capitatum
J. Mark Porter, Leigh A. Johnson
1997-3-10
11463
Riverside
Whitewater Canyon, ca. 1 mi. N of Whitewater (along Interstate 10).
474
Comment
HSC3088
Dichelostemma capitatum subsp. capitatum
David Porter
1965-5-5
Los Angeles
0.5 mi. N of Topanga Canyon Blvd. Topanga Canyon, Santa Monica Mtns.
412
Comment
JROH4666
Dichelostemma multiflorum
Ruth Porter
1999-5-7
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. North side of Road B
Comment
RSA721164
Dicoria canescens
J. Mark Porter
2001-11-18
13376
San Bernardino
WHIPPLE MOUNTAINS: Sand dunes at E base of mountains.
168
Comment
SBBG118950
Dicoria canescens
J. M. Porter
2001-11-18
13376
San Bernardino
E base of Whipple Mtns
550
Comment
RSA0012493
Diplacus bigelovii
J. Mark Porter, Laren Machen
2012-5-27
15106
Mono
Mono Lake, along Mono Lake Basin Road, about 3 miles S of the lake and 2.5 miles from the junction of Hwy.
2086
Comment
RSA676135
Ditaxis lanceolata
J. Mark Porter, Susan Hobbs, Orlando Mistretta
2003-2-20
s.n.
Imperial
Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness
Comment
RSA720873
Ditaxis lanceolata
J. Mark Porter
2001-4-21
12596
San Bernardino
Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine.
Comment
RSA721887
Ditaxis lanceolata
J. Mark Porter, Orlando Mistretta
2003-6-5
13616
Riverside
Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range.Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running southeast.
412
Comment
RSA721896
Ditaxis lanceolata
J. Mark Porter, Orlando Mistretta
2003-6-5
13607
Riverside
Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running east, above the pour-off.
439
Comment
UCR200256
Ditaxis lanceolata
J. M. Porter, Orlando Mistretta
2003-6-5
13616
Imperial
Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains, Chocolate Mountains Bombing and Gunnery Range. Unnamed canyon, south of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running southeast
412
Comment
RSA720740
Ditaxis neomexicana
J. Mark Porter
2001-4-19
12474
San Bernardino
WHIPPLE MOUNTAINS: Plains at southern base of mountains
Comment
RSA721172
Ditaxis serrata
J. Mark Porter
2001-11-18
13372
San Bernardino
WHIPPLE MOUNTAINS: Eastern foothills, wash draining into Colorado River.
128
Comment
SBBG118954
Ditaxis serrata
J. M. Porter
2001-11-18
13372
San Bernardino
Whipple Mtns, eastern foothills, wash draining into Colorado River
128
Comment
SD250493
Ditaxis serrata var. serrata
J. Mark Porter, Susan Hobbs, Orlando Mistretta
2003-2-20
Imperial
Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness.
Comment
RSA0013128
Dithyrea californica
J. Mark Porter, Sarah J. De Groot
2012-4-12
15085
Imperial
Palm Canyon Wash, 5.5 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the southern margin of broad wash.
347
Comment
JROH3377
Dodecatheon clevelandii subsp. patulum
Duncan M. Porter
1961-2-5
738
San Mateo
Jasper Ridge Biological Preserve, Stanford University. In middle of corral at lower end of large meadow on crest of ridge
Comment
SEINET12283536
Downingia cuspidata
E. A. Porter
1935-1
6498
San Diego
Comment
RSA717537
Draba cuneifolia
J. Mark Porter
2001-4-20
12509 -d
San Bernardino
Whipple Mountains: Granite slope just SW of Gene Wash Reservoir.
Comment
RSA718489
Draba cuneifolia
J. Mark Porter
2001-4-21
12553
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte
Comment
HSC6465
Dudleya caespitosa
David Porter
1965-5-16
Los Angeles
1 mi. off Mulholland Hwy. on Canyon Rd.
305
Comment Read comments May 12 2016
UCR200262
Dyssodia porophylloides
J. M. Porter, Orlando Mistretta
2003-6-5
13619
Imperial
Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains, Chocolate Mountains Bombing and Gunnery Range. Unnamed canyon, south of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running southeast
412
Comment
HSC13509
Emmenanthe penduliflora
David Porter
1965-4-29
Los Angeles
.5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtn.
412
Comment
RSA0013121
Emmenanthe penduliflora
J. Mark Porter, Sarah J. De Groot
2012-4-12
15093
Imperial
Palm Canyon Wash, 6.2 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the eastern margin of broad wash.
384
Comment
HSC5475
Encelia californica
David Porter
1965-5-5
Los Angeles
0.5 mi. N of Topanga Canyon Blvd. Topanga Canyon, Santa Monica Mtns.
412
Comment
RSA720742
Encelia farinosa
J. Mark Porter
2001-4-19
12472
San Bernardino
WHIPPLE MOUNTAINS: Plains at southern base of mountains
Comment
RSA720743
Encelia farinosa
J. Mark Porter
2001-4-19
12471
San Bernardino
WHIPPLE MOUNTAINS: Plains at southern base of mountains
Comment
RSA721148
Encelia farinosa
J. Mark Porter
2001-4-20
12518
San Bernardino
Whipple Mountains: Granite slope just SW of Gene Wash Reservoir.
Comment
RSA767469
Encelia farinosa
J. Mark Porter, Orlando Mistretta, S. Hobbs
2002-3-2
13409
Imperial
Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34.
95
Comment
SEINET3828046
Encelia farinosa
J. Mark Porter, O. Mistretta & S. Hobbs
2002-1
13409
Imperial
Imperial Dunes Recreational Area (Algodones DUnes), ca. 0.5 mi WSW of Ogilby, W of County road S34
95
Comment
RSA620032
Endolepis covillei
J. Mark Porter
1998-4-24
11746
San Bernardino
Mojave Desert: Salt Wells Canyon, East of Ridgecrest., Near 35 deg 40' 11'' N 117 deg 25' 04'' W.
Comment
UCR119852
Endolepis covillei
J. M. Porter
1998-4-24
11746
San Bernardino
Mojave Desert, Salt Wells Canyon, east of Ridgecrest
Comment
RSA717752
Ephedra fasciculata
J. M. Porter
2001-11-18
13357
San Bernardino
WHIPPLE MOUNTAINS: Black Metal Wash.
305
Comment
RSA676139
Ephedra trifurca
J. M. Porter, Susan Hobbs, Orlando Mistretta
2003-3-17
s.n.
Imperial
Algodones Dunes. Imperial Sand Dunes National Recreation Area, Patton Valley
Comment
RSA720721
Ephedra trifurca
J. M. Porter
2001-4-20
12500
San Bernardino
Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area.
Comment
RSA767458
Ephedra trifurca
J. M. Porter, O. Mistretta, S. Hobbs
2002-3-2
13395
Imperial
Imperial Dunes Recreation Area [Algodones Dunes], ca. 0.5 miles west-southwest of Ogilby, west of County road S34.
95
Comment
RSA767591
Ephedra trifurca
J. M. Porter
2003-3-4
13482
Imperial
Imperial Dunes (Algodones Dunes) about 1.9 miles northwest of Interstate Highway 8.
Comment
RSA767597
Ephedra trifurca
J. M. Porter
2003-3-4
13487
Imperial
Imperial Dunes (Algodones Dunes) about 2.2 miles northwest of Interstate Highway 8.
Comment
SD250392
Ephedra trifurca
J. Mark Porter, Susan Hobbs, Orlando Mistretta
2003-3-17
Imperial
Algodones Dunes. Imperial Sand Dunes National Recreation Area, Patton Valley.
Comment
SEINET3828029
Ephedra trifurca
J. Mark Porter, O. Mistretta & S. Hobbs
2002-1
13395
Imperial
Imperial Dunes Reacreation Area (Algodones Dunes), 0.5 mi WSW of Ogilby, W of Country Road S34
95
Comment
SEINET3829070
Ephedra trifurca
J. Mark Porter
2003-1
13482
Imperial
Imperial Dunes (Algodones Dunes), ca. 1.9 mi NW of Interstate Highway 8, barchan dunes just west of the large transverse dunes.
Comment
SEINET3829083
Ephedra trifurca
J. Mark Porter
2003-1
13487
Imperial
Imperial Dunes (Algodones Dunes), ca 2.2 mi NW of Interstate Highway 8, shallow dunes between the large transverse dunes.
Comment
GH367772
Epilobium canum
D. M. Porter
1960-10-21
729
Unknown
Roadcut on hillside just below summit on eastern side, Highway 5 between Crystal Springs Lake and Half Moon Bay
Comment
RSA591064
Epilobium pygmaeum
J. Mark Porter, J. Travis Columbus, Gracie dos Santos
1996-6-5
10916
Los Angeles
Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road.
610
Comment
CAS-BOT-BC57652
Equisetum telmateia
D. M. Porter; S. H. Porter
1967-3-25
1547
Sonoma
alongside Highway 1, 2 miles south of Stewarts Point
Comment
CDA35728
Eremalche exilis
J. M. Porter
1998-4-24
11730
San Bernardino
Mojave Desert; Kramer Hills, along Hwy. 395, south of Kramer Junction.
0
Comment
RSA620139
Eremalche exilis
J. Mark Porter
1998-4-24
11730
San Bernardino
Mojave Desert: Kramer Hills; along Hwy 395, S. of Kramer Junction.
Comment
UCR150950
Eremalche exilis
J. M. Porter
1998-4-24
11730
San Bernardino
Mojave Desert, Kramer Hills along Hwy 395, south of Kramer Junction
Comment
RSA620083
Eremalche rotundifolia
J. Mark Porter
1998-4-24
11759
San Bernardino
Mojave Desert: Trona Pinnacles.
Comment
RSA620024
Eriastrum
J. Mark Porter
1998-4-24
11739
Kern
Mojave Desert: Near Junction of Red Mountain Rd. and Sunshine Mine Rd.
Comment
RSA780165
Eriastrum
J. Mark Porter
2005-6-10
14451
Kern
Sequoia National Forest, along Hwy. 155, between Wilford Heights and Alta Sierra.
Comment
RSA780568
Eriastrum
J. Mark Porter
2005-6-11
14458
Tulare
Along W Hwy. 99, roadside and bench adjacent to road.
Comment
SEINET3349589
Eriastrum
J. Mark Porter
2005-1
14451
Kern
Sequoia National Forest, along Hwy 155, between Wilford Heights and Alta Sierra.
Comment
SEINET3349594
Eriastrum
J. Mark Porter
2005-1
14458
Tulare
Along W Hwy 99, roadside and bench adjacent to rd.
Comment
SEINET3349593
Eriastrum densifolium
J. Mark Porter
2005-1
14460
Tulare
Along W Hwy 99, roadside and bench adjacent to rd.
Comment
RSA0105515
Eriastrum densifolium subsp. austromontanum
J. Mark Porter, Lauren Machen
2012-5-30
15131 .1
Los Angeles
Along Lone Pine Canyon Road, near the junction with CA Hwy 138 near Mormon Rocks Ranger Station.
1026
Comment
RSA0107625
Eriastrum densifolium subsp. austromontanum
J. Mark Porter
2005-6-11
14460
Tulare
Along W Hwy. 99, roadside and bench adjacent to road.
Comment
RSA0114403
Eriastrum densifolium subsp. austromontanum
J. Mark Porter, Lauren Machen
2004-5-1
14084
San Bernardino
San Bernardino Mountains, Cajon Pass, near the jtn. of Cleghorn Road and old Route 66, between Interstate 15 and the railroad tracks.
878
Comment
SD232738
Eriastrum densifolium subsp. austromontanum
J. Mark Porter
2005-6-11
14460
Tulare
Along W Hwy 99, roadside and bench adjacent to road.
Comment
UCR256693
Eriastrum densifolium subsp. austromontanum
J. M. Porter, Lauren E. Machen
2012-5-30
15131 .1
San Bernardino
along Lone Pine Canyon Road, near the junction with CA Hwy 138 near Mormon Rocks Ranger Station
1026
Comment
RSA0107963
Eriastrum densifolium subsp. elongatum
J. Mark Porter, J. Travis Columbus, Gracie dos Santos
1996-6-5
10923
Los Angeles
Ca. 2 mi. N Solemint, just off Arline Rd., 0.3 mi. from intersection with Sierra Hwy.
610
Comment
RSA0119715
Eriastrum diffusum subsp. coachellae
J. Mark Porter, Valerie Soza, Gary D. Wallace
2001-4-2
12346
Riverside
Coachella Valley, ca. 1 mi E of Desert Hot Springs, Long Canyon, on W side of Long Canyon Road.
396
Comment
RSA0014474
Eriastrum eremicum
J. Mark Porter
2012-3-30
15078
Imperial
About 3 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the W foot of Sugarloaf Mountain.
278
Comment
SD253524
Eriastrum eremicum
J. Mark Porter
2012-3-30
15078
Imperial
Ca. 3.0 miles west of Ocotillo, north of Interstate 8 and south of Dos Cabezas Road, near abandoned railroad at the west foot of Sugarloaf Mountains.
85
Comment
SD253525
Eriastrum eremicum
J. Mark Porter
2012-3-30
15078
Imperial
Ca. 3.0 miles west of Ocotillo, north of Interstate 8 and south of Dos Cabezas Road, near abandoned railroad at the west foot of Sugarloaf Mountain.
277
Comment
CAS-BOT-BC309814
Eriastrum eremicum subsp. eremicum
J. Mark Porter
2012-3-30
15078
Imperial
About 3 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the W foot of Sugarloaf Mountain
278
Comment
RSA0012785
Eriastrum eremicum subsp. eremicum
J. Mark Porter
2001-6-3
12826
Inyo
Death Valley Road, just SW of Salinas Valley turnoff.
1909
Comment
CAS-BOT-BC187956
Eriastrum hooveri
J. Mark Porter
1998-4-27
11834
Los Angeles
W of Lancaster, N side of Avenue G, Antelope Valley
Comment Read comments Dec 31 2020
RSA621046
Eriastrum hooveri
J. Mark Porter
1998-4-27
11834
Los Angeles
Antelope Valley: W. of Lancaster, N. side of Avenue G.
Comment Read comments Dec 31 2020
SEINET3349554
Eriastrum pluriflorum
J. Mark Porter
2005-1
14476
San Bernardino
Along US 395 S of Johanesberg
Comment
RSA0120801
Eriastrum pluriflorum subsp. albifaux
J. Mark Porter
2005-6-12
14476
San Bernardino
Along US 395 S of Johanesberg
Comment
SD232739
Eriastrum pluriflorum subsp. albifaux
J. Mark Porter
2005-6-11
14476
San Bernardino
Along US 395 S of Johanesberg.
Comment
RSA0110987
Eriastrum sapphirinum subsp. brevibracteatum
J. Mark Porter, J. Travis Columbus, Gracie dos Santos
1996-6-5
10922
Los Angeles
Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. In and around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road.
610
Comment
RSA0122855
Eriastrum sapphirinum subsp. brevibracteatum
J. Mark Porter, Lauren Machen
2004-5-2
14086
Los Angeles
San Gabriel Mountains, northern foothills; along Largo Vista Road, just S of the California Aqueduct.
1061
Comment
RSA0122853
Eriastrum signatum
J. Mark Porter, Lauren Machen
2004-5-2
14088
Los Angeles
San Gabriel Mountains, northern foothills; ca. 0.25 mi. E of Largo Vista Road, several miles S of the California Aqueduct.
1360
Comment
RSA0124145
Eriastrum signatum
J. Mark Porter, Theodore Anderson
2005-5-27
14420
Kern
Los Padres National Forest. Lockwood Valley (south of the San Emigdio Mountain Range), on the north side of Lockwood Valley Road, ca. 0.8 mi., by road, SW of the junction with Cuddy Valley Road.
Comment
RSA0124671
Eriastrum signatum
J. Mark Porter, Theodore Anderson
2005-5-27
14425
Ventura
Los Padres National Forest. Lockwood Valley (south of the San Emidgio Mountain Range), along Seymore Canyon Road, ca. 2 mi, by road, north of the junction with Lockwood Valley Road.
1670
Comment
RSA0124677
Eriastrum signatum
J. Mark Porter, Theodore Anderson
2005-5-27
14422
Ventura
Los Padres National Forest. Lockwood Valley (south of the San Emidgio Mountain Range), on the north side of Lockwood Valley Road, ca. 1 mi, by road, north of the junction with Los Pinos Road.
1640
Comment
RSA0124668
Eriastrum signatum
J. Mark Porter
2005-6-12
14477
San Bernardino
Near Cactus Flats, Cactus Flats OHV area.
1829
Comment
RSA0124681
Eriastrum sparsiflorum
J. Mark Porter
2005-6-12
14475
Kern
Walker Pass at the summit, along 178.
1524
Comment
SEINET3349553
Eriastrum sparsiflorum
J. Mark Porter
2005-1
14475
Kern
Walker Pass at the summit, along 178.
1524
Comment
RSA0103885
Eriastrum tracyi
J. Mark Porter
2005-6-11
14464
Tulare
Along Mountain Hwy. 50.
1524
Comment
RSA0103886
Eriastrum tracyi
J. Mark Porter
2005-6-10
14448
Kern
N end of Walker Basin, along Caliente Bodfish Road, curves exiting the basin.
Comment
SD232737
Eriastrum tracyi
J. Mark Porter
2005-6-10
14448
Unknown
N end of Walker Basin, along Caliente Bodfish Road, curves exiting the basin.
Comment Read comments Jan 1 2016
SD232740
Eriastrum tracyi
J. Mark Porter
2005-6-10
14451
Kern
Sequoia National Forest, along Hwy 155, between Wilford Heights and Alta Sierra.
Comment Read comments Aug 31 2020
RSA0012484
Eriastrum wilcoxii
J. Mark Porter, Lauren Machen
2012-5-27
15116
Inyo
Last Chance Mountains, near (NW of) Crater, 1.4 mi NW of the junction of Sulfur Road and Death Valley/Eureka Valley Road (on Death Valley Road).
1425
Comment
CAS-BOT-BC131597
Ericameria arborescens
Duncan M. Porter
1966-8-15
1533
Santa Clara
Just below summit of Loma Prieta
Comment
HSC13529
Eriodictyon crassifolium
David Porter
1965-4-24
Los Angeles
5 mi. W of Newhall on Pico Canyon Rd., Newhall
610
Comment
RSA654191
Eriodictyon trichocalyx
Marilyn Porter
1991-5-5
6
Los Angeles
Upland at San Bernardino County line north from parking area at Shinn Road and Mount Baldy Road, followed abandoned road in flood plain. Start: (1/2) ? mile in. Stopped: (2)? miles.
670
Comment
RSA654192
Eriodictyon trichocalyx
Marilyn Porter
1991-5-17
18
Los Angeles
Upland at San Bernardino County line, south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam.
670
Comment
RSA717901
Eriogonum deflexum var. baratum
J. Mark Porter
2001-11-18
13346
San Bernardino
WHIPPLE MOUNTAINS: Wide wash of plain and slightly deeper (~2m) wash base.
Comment
RSA717905
Eriogonum deflexum var. deflexum
J. Mark Porter
2001-4-21
12576
San Bernardino
Whipple Mountains: Near Colorado River, Copper Basin Dunes region, old mines along [Parker Dam road], W of Big Bend Resort.
Comment
RSA767589
Eriogonum deserticola
J. Mark Porter
2003-3-4
13480
Imperial
Imperial Dunes (Algodones Dunes) about 1.9 miles northwest of Interstate Highway 8
Comment
CAS-BOT-BC309823
Eriogonum fasciculatum subsp. foliolosum
J. Mark Porter; Lauren Machen
2012-5-27
15098
Inyo
Bee Springs Canyon (ca. 7.5 mi east of Independence), just above the Four Mules Mine (abandoned) and Bee Springs
1439
Comment
RSA0012501
Eriogonum fasciculatum subsp. foliolosum
J. Mark Porter, Laren Machen
2012-5-27
15098
Inyo
Bee Springs Canyon (ca. 7.5 mi east of Independence), just above the Four Mules Mine (abandoned) and Bee Springs.
1439
Comment
HSC17273
Eriogonum fasciculatum var. foliolosum
David Porter
1965-5-14
Los Angeles
Along Mulholland Hwy., 1 mi. W of Canyon Rd.
305
Comment
RSA654195
Eriogonum fasciculatum var. foliolosum
Marilyn Porter
1991-5-17
24
Los Angeles
Upland at San Bernardino County line, south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam.
670
Comment
RSA721142
Eriogonum fasciculatum var. polifolium
J. Mark Porter
2001-4-20
12515
San Bernardino
Whipple Mountains: Granite slope just SW of Gene Wash Reservoir.
Comment
CAS-BOT-BC309824
Eriogonum inflatum
J. Mark Porter; Lauren Machen
2012-5-27
15103
Inyo
Bee Springs Canyon (ca. 7.5 mi east of Independence), just above the Four Mules Mine (abandoned) and Bee Springs
1439
Comment
RSA0012496
Eriogonum inflatum
J. Mark Porter, Laren Machen
2012-5-27
803557
Inyo
Bee Springs Canyon (ca. 7.5 mi east of Independence), just above the Four Mules Mine (abandoned) and Bee Springs.
1439
Comment
SD251277
Eriogonum inflatum
J. Mark Porter, Lauren Machen
2012-5-27
15103
Inyo
Bee Springs Canyon (ca. 7.5 miles east of Independence), just above the Four Mules Mine and Bee Springs.
1438
Comment
SD251278
Eriogonum inflatum
J. Mark Porter, Lauren Machen
2012-5-27
15103
Inyo
Bee Springs Canyon (ca. 7.5 miles east of Independence), just above the Four Mules Mine and Bee Springs.
1438
Comment
RSA718485
Eriogonum inflatum var. deflatum
J. Mark Porter
2001-4-21
12557
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte.
Comment
RSA721149
Eriogonum inflatum var. inflatum
J. Mark Porter
2001-4-20
12516
San Bernardino
Whipple Mountains: Granite slope just SW of Gene Wash Reservoir.
Comment
JROH3225
Eriogonum luteolum var. luteolum
Duncan M. Porter
1960-10-12
725
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Meadow at crest of Ridge above Webb Ranch (area H).
Comment
JROH3226
Eriogonum luteolum var. luteolum
Duncan M. Porter
1960-10-12
725
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Meadow at crest of Ridge above Webb Ranch (area H).
Comment
CAS-BOT-BC268852
Eriogonum nidularium
J. Mark Porter
2003-7-4
13491 .27
San Bernardino
San Bernardino Mountains; Cedar Pines Park. Near the junction of Crest Forest Road and Mojave River Road, below Jobs Peak
1551
Comment
RSA0012497
Eriogonum nidularium
J. Mark Porter, Laren Machen
2012-5-27
15102
Inyo
Bee Springs Canyon (ca. 7.5 mi east of Independence), just above the Four Mules Mine (abandoned) and Bee Springs.
1439
Comment
SEINET3829067
Eriogonum nidularium
J. Mark Porter
2003-1
13491 .27
San Bernardino
San Bernardino Mountains; Ceader Pines Park. Near the junction of Crest Forest Road and Moajave River Riad, below Jobs Peak.
1551
Comment
CAS-BOT-BC269009
Eriogonum nudum var. auriculatum
Duncan M. Porter
1966-8-15
1532
Santa Clara
On summit of Loma Prieta
Comment
RSA767603
Eriogonum nudum var. pauciflorum
J. Mark Porter
2003-7-4
13491 .27
San Bernardino
San Bernardino Mountains; Cedar Pines Park. Near the junction of Crest Forest Road and Mojave River Road, below Jobs Peak.
1551
Comment
RSA620631
Eriogonum pusillum
J. Mark Porter
1998-4-26
11801
Inyo
Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd.
Comment
RSA0013123
Eriogonum reniforme
J. Mark Porter, Sarah J. De Groot
2012-4-12
15091
Imperial
Palm Canyon Wash, 6.2 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the eastern margin of broad wash.
384
Comment
RSA0013132
Eriogonum reniforme
J. Mark Porter, Sarah J. De Groot
2012-4-12
15081
Imperial
Palm Canyon Wash, 5.5 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the southern margin of broad wash.
347
Comment
RSA620036
Eriogonum reniforme
J. Mark Porter
1998-4-24
11750
San Bernardino
Mojave Desert: Salt Wells Canyon, East of Ridgecrest.
Comment
RSA717902
Eriogonum thomasii
J. Mark Porter
2001-4-19
12469
San Bernardino
Whipple Mountains: Plains at southern base of mountains.
Comment
RSA717903
Eriogonum thomasii
J. Mark Porter
2001-4-21
12536
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte.
Comment
RSA717906
Eriogonum thomasii
J. Mark Porter
2001-4-21
12579
San Bernardino
Whipple Mountains: Near Colorado River, Copper Basin Dunes region, old mines along [Parker Dam road], W of Big Bend Resort.
Comment
RSA717904
Eriogonum trichopes
J. Mark Porter
2001-4-21
12558
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte.
Comment
SBBG118944
Eriogonum trichopes
J. M. Porter
2001-4-21
12558
San Bernardino
Pyramid Butte; T3N, R22E, Sec 24
Comment
HSC5620
Eriophyllum confertiflorum
David Porter
1965-5-6
Los Angeles
1 mi. N of Chatsworth, Simi Hills
351
Comment
RSA654182
Eriophyllum confertiflorum
Marilyn Porter
1991-5-19
30
Los Angeles
Upland at San Bernardino County line south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam.
671
Comment
RSA718720
Eriophyllum lanosum
J. Mark Porter
2001-4-21
12533 -A
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte
Comment
RSA620632
Eriophyllum pringlei
J. Mark Porter
1998-4-26
11800
Inyo
Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd.
Comment
RSA0013120
Eriophyllum wallacei
J. Mark Porter, Sarah J. De Groot
2012-4-12
15094
Imperial
Palm Canyon Wash, 6.2 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the eastern margin of broad wash.
384
Comment
RSA0047251
Eriophyllum wallacei
J. Mark Porter, Leigh A. Johnson
1997-3-10
11466
Riverside
Whitewater Canyon, ca. 1 mi. N of Whitewater (along Interstate 10).
474
Comment
RSA620137
Eriophyllum wallacei
J. Mark Porter
1998-4-24
11728
San Bernardino
Mojave Desert: Kramer Hills; along Hwy 395, S. of Kramer Junction.
Comment
HSC8478
Erodium cicutarium
David Porter
1965-5-1
20
Kern
15 mi. W of Hwy. 99, Frazier Park
1555
Comment
JROH5893
Erodium cicutarium
Ruth Porter
2002-3-23
95463
San Mateo
Jasper Ridge Biological Preserve, Stanford University.
Comment
HSC6774
Erysimum capitatum var. capitatum
David Porter
1965-5-1
Kern
5 mi. N along Ft. Tejon Rd., Ft. Tejon
1067
Comment
GH387501
Erysimum perenne
D. M. Porter
1960-9-20
719
Unknown
Stream edge below lowest lake in Darwin Canyon, Kings Canyon National Park
3535
Comment
RSA0012487
Erythranthe suksdorfii
J. Mark Porter, Laren Machen
2012-5-27
15112
Mono
Mono Lake, along Mono Lake Basin Road, about 3 miles S of the lake and 2.5 miles from the junction of Hwy.
2086
Comment
HSC16755
Eschscholzia californica
David Porter
1965-5-1
Kern
5 mi. N along Ft. Tejon Rd., Ft. Tejon
1067
Comment
JROH5889
Eschscholzia californica
Ruth Porter
1998-4-28
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA720739
Eschscholzia glyptosperma
J. Mark Porter
2001-4-19
12475
San Bernardino
Whipple Mountains: Plains at southern base of mountains.
Comment
RSA720932
Eschscholzia glyptosperma
J. Mark Porter
2001-4-21
12611
San Bernardino
Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of DandW mine.
Comment
SBBG118964
Eschscholzia glyptosperma
J. M. Porter
2001-4-21
12611
San Bernardino
Whipple Mtns, W boundary of BLM Wilderness area, S of D&W mine
Comment
RSA657238
Eschscholzia minutiflora
J. Mark Porter
2001-4-2
12335
Riverside
Coachella Valley, along Big Morongo Wash, N of Indian Avenue, ca. 1.5 mi ESE jtn. with Hwy 62.
457
Comment
RSA718151
Eschscholzia minutiflora
J. Mark Porter
2001-4-21
12575 -E
San Bernardino
Whipple Mountains: Light colored granitic slope, SW of Gene Wash Reservoir.
Comment
RSA718353
Eschscholzia minutiflora
J. Mark Porter
2001-4-21
12563
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte.
Comment
RSA721138
Eucnide urens
J. Mark Porter
2001-4-20
12528
San Bernardino
Whipple Mountains: Along the road to Havasu Palms.
Comment
RSA620082
Eucrypta micrantha
J. Mark Porter
1998-4-24
11758
San Bernardino
Mojave Desert: Trona Pinnacles.
Comment
RSA718711
Eucrypta micrantha
J. Mark Porter
2001-4-21
12544
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte.
Comment
RSA721147
Eucrypta micrantha
J. Mark Porter
2001-4-20
12519
San Bernardino
Whipple Mountains: Granite slope just SW of Gene Wash Reservoir.
Comment
RSA721874
Euphorbia
J. Mark Porter, Orlando Mistretta
2003-6-5
13605 -A
Riverside
Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running east, above the pour-off.
439
Comment
RSA767456
Euphorbia micromera
J. Mark Porter, Orlando Mistretta, S. Hobbs
2002-3-2
13393
Imperial
Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34.
95
Comment
SEINET3828057
Euphorbia micromera
J. Mark Porter, O Mistretta & S Hobbs
2002-1
13393
Imperial
Imperial Dunes Recreation Area ( Algodoned Dunes), ca 0.5 mi WSW of Ogilby, W of County road S34
95
Comment
RSA0047265
Euphorbia polycarpa
J. Mark Porter, Lauren E. Machen
1997-2-15
11426
Riverside
North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore.
390
Comment
RSA717897
Euphorbia polycarpa
J. Mark Porter
2001-4-21
12578
San Bernardino
Whipple Mountains: Near Colorado River, Copper Basin Dunes region, old mines along [Parker Dam road], W of Big Bend Resort.
Comment
RSA717898
Euphorbia polycarpa
J. Mark Porter
2001-11-18
13371
San Bernardino
WHIPPLE MOUNTAINS: Eastern foothills, wash draining into Colorado River.
128
Comment
RSA717900
Euphorbia polycarpa
J. Mark Porter
2001-11-18
13343 -a
San Bernardino
WHIPPLE MOUNTAINS: Wide wash of plain and slightly deeper (~2m) wash base.
Comment
RSA717899
Euphorbia setiloba
J. Mark Porter
2001-11-18
13343 -b
San Bernardino
WHIPPLE MOUNTAINS: Wide wash of plain and slightly deeper (~2m) wash base.
Comment
CAS-BOT-BC167348
Fagonia laevis
Duncan M. Porter
1961-12-29
755
Imperial
Above Colorado River, ca. 1/2 mile below Laguna Dam
Comment
CAS-BOT-BC171043
Fagonia laevis
Duncan M. Porter
1961-12-28
752
Riverside
Ca. 1 mile E of Desert Center on Highways 60 and 70.
Comment
GH347577
Fagonia laevis
D. M. Porter
1961-12-28
752
Unknown
Ca. 1 mile E of Desert Center on Highways 60 and 70
Comment
RSA720876
Fagonia laevis
J. Mark Porter
2001-4-21
12593
San Bernardino
Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of DandW mine.
Comment
RSA720918
Fagonia laevis
J. Mark Porter
2001-4-19
12463
San Bernardino
Whipple Mountains: Plains at southern base of mountains.
Comment
RSA721884
Fagonia laevis
J. Mark Porter, Orlando Mistretta
2003-6-5
13623
Riverside
Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range.Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running southeast.
412
Comment
UCR200255
Fagonia laevis
J. M. Porter, Orlando Mistretta
2003-6-5
13623
Imperial
Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains, Chocolate Mountains Bombing and Gunnery Range. Unnamed canyon, south of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running southeast
412
Comment
SEINET10740572
Fagonia laevis
Duncan M. Porter
1961-12-28
Porter 752
Riverside
Cerca 1 mile E of Desert Center on Hghways 60 and 70. On dry hillside of metamorphose rock. Larrea dominant.
Comment
RSA718140
Ferocactus cylindraceus var. cylindraceus
J. Mark Porter
2001-4-21
12613 -d
San Bernardino
Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine.
Comment
RSA718142
Ferocactus cylindraceus var. cylindraceus
J. Mark Porter
2001-4-19
12475 b
San Bernardino
WHIPPLE MOUNTAINS: Plains at southern base of mountains
Comment
JROH5479
Festuca microstachys
Duncan M. Porter
1960-4-18
646
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Meadow near crest of N-facing slope above Webb Ranch.
Comment
JROH5480
Festuca microstachys
Duncan M. Porter
1960-4-22
663
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Meadow near crest of N-facing slope above Webb Ranch.
Comment
JROH5478
Festuca microstachys
Duncan M. Porter
1960-4-18
642 A
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Meadow near crest of N-facing slope above Webb Ranch.
Comment
RSA717539
Filago californica
J. Mark Porter
2001-4-20
12509 -b
San Bernardino
Whipple Mountains: Granite slope just SW of Gene Wash Reservoir.
Comment
RSA718345
Fouquieria splendens subsp. splendens
J. Mark Porter
2001-4-21
12574
San Bernardino
Whipple Mountains: Light colored granitic slope, SW of Gene Wash Reservoir.
Comment
CAS-BOT-BC53249
Frangula californica subsp. californica
Duncan M. Porter
1967-6-1
1571
Santa Clara
Echo Drive, Los Gatos
Comment
RSA104128
Frasera albicaulis var. nitida
T. C. Porter
1876-1
s.n.
Plumas
[No location information on label.]
Comment
RSA720869
Funastrum hirtellum
J. Mark Porter
2001-4-21
12600
San Bernardino
Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine
Comment
HSC19778
Galium angustifolium subsp. angustifolium
David Porter
1965-5-11
Los Angeles
Simi Hills, 1 mi. N of Chatsworth
351
Comment
RSA718351
Galium stellatum var. eremicum
J. Mark Porter
2001-4-21
12568
San Bernardino
Whipple Mountains: Light colored granitic slope, SW of Gene Wash Reservoir.
Comment
RSA0012489
Gayophytum ramosissimum
J. Mark Porter, Laren Machen
2012-5-27
15110
Mono
Mono Lake, along Mono Lake Basin Road, about 3 miles S of the lake and 2.5 miles from the junction of Hwy.
2086
Comment
POM297958
Gentiana calycosa
T. C. Porter
s.n.
El Dorado
Lake Tahoe Valley.
Comment
GH384985
Gentiana newberryi
D. M. Porter
1960-9-19
710
Unknown
Canyon above Grass Lake towards Lamarck Col. Lat. 37 deg 13' N, Long. deg 34' W.
3718
Comment
GH400044
Gentianopsis holopetala
D. M. Porter
1960-9-22
722
Unknown
John Muir Trail ca. 2 miles above Big Pete Meadow, Kings Canyon National Park. Lat. 37 deg 7' N, Long. deg 38' W.
2987
Comment
RSA767475
Geraea canescens
J. M. Porter, Orlando Mistretta, S. Hobbs
2002-3-2
13384
Imperial
Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34.
95
Comment
SEINET3828058
Geraea canescens
J. Mark Porter, O. Mistretta & S. Hobbs
2002-1
13384
Imperial
Imperial Dunes Recreation Area (Algodones Dunes), ca 0.5 mi WSW of Ogilby, W of County road S34
95
Comment
RSA780287
Gilia
J. Mark Porter
2005-6-11
14472
Tulare
Ca. 1/10 mile SW of the junction of 22S05 (Kernville Hwy. 395) and 22S12.
Comment
RSA780567
Gilia
J. Mark Porter
2005-6-11
14457
Tulare
Along W Hwy. 99, roadside and bench adjacent to road.
Comment
SD232755
Gilia
J. Mark Porter
2005-6-11
14472
Tulare
CA 1/10 mi SW of the junction of 22 S05 (Kernville Hwy 395) and 22 S12. Big meadow.
Comment
SEINET3349565
Gilia
J. Mark Porter
2005-1
14457
Tulare
Along W. Hwy 99, roadside and bench adjacent to rd
Comment
SEINET3349551
Gilia
J. Mark Porter
2005-1
14472
Tulare
USA. California, Tulare Co., ca. 1/10 mi SW of the junction of 22S05 (Kernville Hwy 395) and 22S12
Comment
RSA705237
Gilia achilleifolia
J. Mark Porter, Theodore Anderson
2005-4-26
14366
Monterey
Carmel Valley. Along Highway G16 (Carmel Valley Road, just N of Hastings Natural History State Preserve.
502
Comment
SD211654
Gilia achilleifolia subsp. abrotanifolia
J. Mark Porter, Linda Prince
2009-4-28
14985
Ventura
Northwestern side of Apache Potrero, on the south side of County Road 95 (Cerro Noreste Road) at Valle Vista Campground.
1611
Comment
SD211655
Gilia achilleifolia subsp. abrotanifolia
J. Mark Porter, Linda Prince
2009-4-28
14991
Kern
Bitter Creek National Wildlife Refuge, 0.2mile north of County Road 95 (Cerro Noroeste Road) along an abandoned dirt road.
1369
Comment
RSA705238
Gilia achilleifolia subsp. achilleifolia
J. Mark Porter, Theodore Anderson
2005-4-26
14367
Monterey
Carmel Valley. Along Highway G16 (Carmel Valley Road, near the turn off to Piney Creek Loop Road, NW of the junction with the Arroyo Seco Road.)
278
Comment
SBBG118980
Gilia achilleifolia subsp. achilleifolia
J. M. Porter, T. Anderson
2005-4-26
14366
Monterey
Carmel Valley, along Hwy G16 (Carmel Valley Rd), just N of Hastings Natural History State Preserve
502
Comment
SBBG118982
Gilia achilleifolia subsp. achilleifolia
J. M. Porter, T. Anderson
2005-4-26
14367
Monterey
Carmel Valley, along Hwy G16 (Carmel Valley Rd), near the turn off to Piney Crk Loop Rd, NW of jct with Arroyo Seco Rd
278
Comment
SD231363
Gilia achilleifolia subsp. achilleifolia
J. Mark Porter, Theodore Anderson
2006-4-26
14367
Monterey
Carmel Valley. Along Highway G16 (Carmel Valley Road, near the turn off to Piney Creek Loop Road, NW of the junction with Arroyo Seco Road.
277
Comment
SD231364
Gilia achilleifolia subsp. achilleifolia
J. Mark Porter, Theodore Anderson
2006-4-26
14366
Monterey
Carmel Valley. Along Highway G16 (Carmel Valley Road) just N of Hastings Natural History State Preserve.
502
Comment
RSA690922
Gilia aliquanta
J. Mark Porter, Lauren Machen
2004-5-1
14083
San Bernardino
San Bernardino Mountains, Cajon Pass, near the jtn. of Cleghorn Road and old Route 66, between Interstate 15 and the railroad tracks.
878
Comment
RSA780431
Gilia aliquanta
J. Mark Porter
2005-6-10
14444
Kern
Tehachapi Pass, at USDI sign 42.3 t 4.28 sign on Cameron Canyon Road.
Comment
SEINET3349585
Gilia aliquanta
J. Mark Porter
2005-1
14444
Kern
Tehachapi Pass, sign on Cameron Canyon Road.
Comment
RSA620029
Gilia aliquanta subsp. aliquanta
J. Mark Porter
1998-4-24
11744
Kern
Mojave Desert: Near Junction of Red Mountain Rd. and Sunshine Mine Rd.
Comment
RSA621041
Gilia aliquanta subsp. aliquanta
J. Mark Porter
1998-4-27
11827
Los Angeles
North Slope San Gabriel Mtns.: Z9 Road, off Largo Vista.
1371
Comment
RSA690964
Gilia aliquanta subsp. aliquanta
J. Mark Porter, Lauren Machen
2004-5-2
14093
Los Angeles
San Gabriel mountains, northern foothills; along Big Pines Highway, neare the 2.4 mile marker.
1402
Comment
UCR112156
Gilia aliquanta subsp. aliquanta
J. M. Porter
1998-4-24
11744
Kern
Mojave Desert, Near junction of Red Mountain Rd and Sunshine Mine Rd
Comment
RSA0047255
Gilia angelensis
J. Mark Porter, Leigh A. Johnson
1997-3-10
11462
Riverside
Whitewater Canyon, ca. 1 mi. N of Whitewater (along Interstate 10).
474
Comment
RSA0047266
Gilia angelensis
J. Mark Porter, Lauren E. Machen
1997-2-15
11425
Riverside
North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore.
390
Comment
RSA705182
Gilia angelensis
J. Mark Porter, Sarah J. De Groot
2005-3-9
14257
Riverside
Along Whitewater Canyon Road, ca. 3 mi N of the intersection with the frontage road of I 10, W of the road on a steep, rocky slope, W of the river.
575
Comment
RSA705658
Gilia angelensis
J. Mark Porter, Lauren Machen
2005-4-24
14353
San Diego
Between San Diego (El Cajon) and Tecate, along Hwy. 94, at the 36.50 mile marker; near Barrett Smith Rd.
Comment
RSA705661
Gilia angelensis
J. Mark Porter, Lauren Machen
2005-4-24
14350
San Diego
Between San Diego (El Cajon) and Tecate, along Hwy. 94, at the 27.00 mile marker.
Comment
SD231365
Gilia angelensis
J. Mark Porter, Lauren Machen
2005-4-24
14353
San Diego
Between San Diego (El Cajon) and Tecate, along Highway 94, at the 36.5 mile marker; near Barrett Smith Road.
Comment
SD231367
Gilia angelensis
J. Mark Porter, Sara DeGroot
2005-3-9
14257
Riverside
Along Whitewater Canyon Road, ca. 3 mi N of the intersection with the frontage road of I-10, W of the road on a steep, rocky slope, W of the river.
575
Comment
SD247688
Gilia angelensis
J. Mark Porter, Leigh A. Johnson
1997-3-10
11462
Riverside
Whitewater Canyon, ca. 1.0 mile N of Whitewater along Interstate 10.
473
Comment
SD247689
Gilia angelensis
J. Mark Porter, Lauren E. Machen
1997-2-15
11425
Riverside
North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 miles NE of the Highway 74 exit at Lake Elsinore.
118
Comment
RSA705321
Gilia brecciarum
J. Mark Porter, Theodore Anderson
2005-5-27
14427
Ventura
Los Padres National Forest. Mount Pinos, along Cuddy Valley Road.
2250
Comment
RSA789624
Gilia brecciarum
J. Mark Porter, Lauren Machen
2012-5-20
15162
San Bernardino
San Gabriel Mountains. Along Highway 2 (Angeles Crest Highway) SW of Wrightwood, at Inspiration Point.
2280
Comment
SD231368
Gilia brecciarum
J. Mark Porter
2005-4-27
14374
Inyo
Homewood Canyon, W of Highway 178 (Trona-Wildrose Road); NW of the old mine.
1100
Comment
RSA0116738
Gilia brecciarum subsp. argusana
J. Mark Porter
2005-4-27
14374
Inyo
Homewood Canyon , W of Highway 178 (Trona-Wildrose Road); NW of the old mine.
1100
Comment
RSA0116739
Gilia brecciarum subsp. argusana
J. Mark Porter, Theodore Anderson
2005-3-15
14286
Kern
Red Rock Canyon State Park; on the W side of Abbott Drive at the foot of a rocky slope.
762
Comment
RSA620030
Gilia brecciarum subsp. brecciarum
J. Mark Porter
1998-4-24
11744 -B
Kern
Mojave Desert: Near Junction of Red Mountain Rd. and Sunshine Mine Rd.
Comment
RSA621045
Gilia brecciarum subsp. brecciarum
J. Mark Porter
1998-4-27
11832
Los Angeles
Antelope Valley: Hill N. of Saddleback Butte State Park (N. of Ave. J.)
Comment
RSA690965
Gilia brecciarum subsp. brecciarum
J. Mark Porter, Lauren Machen
2004-5-2
14092
Los Angeles
San Gabriel mountains, northern foothills; along Big Pines Highway, neare the 2.4 mile marker.
1402
Comment
RSA705330
Gilia brecciarum subsp. brecciarum
J. Mark Porter, Theodore Anderson
2005-5-27
14416
Los Angeles
Angeles National Forest. San Gabriel Mountains, Blue Ridge, south and west of Wrightwood along Hwy 2 (Angeles Crest Highway), ca. 0.3 mi, by road, wsw of Inspiration Point.
Comment
SD231370
Gilia brecciarum subsp. brecciarum
J. Mark Porter, Theodore Anderson
2005-5-27
14427
Ventura
Los Padres national Forest. Mount Pinos, along Cuddy Valley Road. In openings among trees and shrubs.
2250
Comment
RSA705331
Gilia brecciarum subsp. brecciarum
J. Mark Porter, Theodore Anderson
2005-5-27
14417
Los Angeles
Angeles National Forest. San Gabriel Mtns., San Andreas Rift Zone, near the 7.29 mi., marker of Big Pines Highway (N4) at the junction with the road to the Rollin N Ranch (Forest Service Road 4117)
Comment
RSA621043
Gilia brecciarum subsp. jacens
J. Mark Porter
1998-4-27
11830
Los Angeles
Antelope Valley: 170th St. East.
Comment
RSA621047
Gilia brecciarum subsp. jacens
J. Mark Porter
1998-4-27
11835
Los Angeles
Antelope Valley: W. of Lancaster, N. side of Avenue G.
Comment
UCR110466
Gilia brecciarum subsp. jacens
J. M. Porter
1998-4-27
11835
Los Angeles
Western Mojave Desert, Antelope Valley, west of Lancaster, north side of Avenue G
Comment
RSA620022
Gilia brecciarum subsp. neglecta
J. Mark Porter
1998-4-24
11737
Kern
Mojave Desert: Near Junction of Red Mountain Rd. and Sunshine Mine Rd.
Comment
RSA620038
Gilia brecciarum subsp. neglecta
J. Mark Porter
1998-4-24
11752
San Bernardino
Mojave Desert: Trona Pinnacles.
Comment
RSA620617
Gilia brecciarum subsp. neglecta
J. Mark Porter
1998-4-26
11815
Inyo
Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd; hills below pheasant club.
Comment
RSA705194
Gilia brecciarum subsp. neglecta
J. Mark Porter, Theodore Anderson
2005-3-15
14279
Kern
Foothills of Sierra Nevada, below Owens Peak, Short Canyon, just above the aqueduct.
899
Comment
RSA721877
Gilia brecciarum subsp. neglecta
J. Mark Porter
1998-4-26
11799
Inyo
Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd.
Comment
RSA721879
Gilia brecciarum subsp. neglecta
J. Mark Porter
1998-4-25
11778
Inyo
Panamint Valley: Wood Canyon Wash at its crossing of the Trona Wildrose Rd.
Comment
UCR200251
Gilia brecciarum subsp. neglecta
J. M. Porter
1998-4-25
11778
Inyo
Panamint Valley, Wood Canyon Wash at its crossing of the Trona Wildrose Road
Comment
UCR200252
Gilia brecciarum subsp. neglecta
J. M. Porter
1998-4-26
11799
Inyo
Southern Sierra Nevada, foothills, south of Lone Pine, Lubkin Canyon Road
Comment
RSA721878
Gilia brecciarum subsp. neglecta
J. Mark Porter
1998-4-25
11787
Inyo
Roadside of Hwy 190 between the Saline Valley alternate road and the Olancha - Darwin road.
Comment
SEINET4565146
Gilia cana
J. Mark Porter
2005-4-27
14370
San Bernardino
Trona Pinacles, S of Highway 178 and Westend.
525
Comment
RSA620088
Gilia cana subsp. speciosa
J. Mark Porter
1998-4-25
11764
San Bernardino
Salt Wells Canyon: Narrows of Salt Wells Canyon, draining Salt Wells Valley on the south side of Hwy 178.
Comment
CAS-BOT-BC309817
Gilia cana subsp. triceps
J. Mark Porter
2001-6-3
12825
Inyo
Death Valley Road. Clay just SW of Salinas Valley turnoff
1908
Comment
RSA0012794
Gilia cana subsp. triceps
J. Mark Porter
2001-6-3
12825
Inyo
Death Valley Road, just SW of Salinas Valley turnoff.
1909
Comment
RSA0047259
Gilia cana subsp. triceps
J. Mark Porter, Lauren E. Machen
1997-4-7
11470
San Bernardino
Cima Road, ca. 2 mi SE of the junction of Cima Rd and Interstate 15.
1170
Comment
RSA620094
Gilia cana subsp. triceps
J. Mark Porter
1998-4-25
11770
Inyo
Argus mountains: Steep grade on the Trona - Wildrose road.
Comment
RSA620163
Gilia cana subsp. triceps
J. Mark Porter
1998-4-25
11794
Inyo
Centennial Canyon: Sandy wash along Hwy 190.
Comment
RSA620173
Gilia cana subsp. triceps
J. Mark Porter
1998-4-25
11782
Kern
Panamint Springs: West of Panamint Springs.
Comment
RSA705226
Gilia cana subsp. triceps
J. Mark Porter
2005-4-27
14375
Inyo
Homewood Canyon , W of Highway 178 (Trona-Wildrose Road); NW of the old mine.
1100
Comment
RSA705616
Gilia cana subsp. triceps
J. Mark Porter
2005-4-27
14370
San Bernardino
Trona Pinacles, S of Highway 178 and Westend.
525
Comment
SBBG119061
Gilia cana subsp. triceps
J. M. Porter
2005-4-27
14370
San Bernardino
Trona Pinnacles, S of St Hwy 178 and Westend
525
Comment
SD231371
Gilia cana subsp. triceps
J. Mark Porter
2005-4-27
14370
San Bernardino
Trona Pinacles, S of Highway 178 and Westend.
525
Comment
SD249253
Gilia cana subsp. triceps
J. Mark Porter, Lauren E. Machen
1997-4-7
11470
San Bernardino
Cima Road, ca. 2 milies SE of the junction of Cima Rpad and Interstate 15.
1170
Comment
UCR112158
Gilia cana subsp. triceps
J. M. Porter
1998-4-25
11794
Inyo
Centennial Canyon, Sandy wash along Hwy 190
Comment
RSA780163
Gilia capitata
J. Mark Porter
2005-6-10
14449
Kern
Sequoia National Forest, along Hwy. 155, between Wilford Heights and Alta Sierra.
Comment
RSA780429
Gilia capitata
J. Mark Porter
2005-6-10
14453
Kern
Along Hwy. 155, at the 5000 foot elevation marker.
1524
Comment
RSA780432
Gilia capitata
J. Mark Porter
2005-6-10
14445
Kern
Tehachapi Pass,a long Bodfish-Caliente Road
Comment
SD232741
Gilia capitata
J. Mark Porter
2005-6-10
14453
Kern
Along Hwy 155, at the 5000ft elevation marker.
1524
Comment
SD232742
Gilia capitata
J. Mark Porter
2005-6-10
14449
Kern
Sequoia National Forest, along Hwy 155, between Wilford Heights and Alta Sierra.
Comment
SD232743
Gilia capitata
J. Mark Porter
2005-6-10
14445
Kern
Tehachapi Pass, along Bodfish-Caliente Rd.
Comment
SEINET3349546
Gilia capitata
J. Mark Porter
2005-1
14445
Kern
USA. California, Kern Co. Tehachapi Pass, N
Comment
SEINET3349562
Gilia capitata
J. Mark Porter
2005-1
14453
Kern
Along Hwy 155
1524
Comment
SEINET3349588
Gilia capitata
J. Mark Porter
2005-1
14449
Kern
Sequoia National Forest, along Hwy 155, between Wilford Heights and Alta Sierra.
Comment
RSA672033
Gilia capitata subsp. abrotanifolia
J. Mark Porter
2002-5-27
s.n.
San Bernardino
San Bernardino Mountains; Cedar Pines Park, along Crest Forest Drive at the junction of Mojave River Road.
Comment
RSA705173
Gilia capitata subsp. abrotanifolia
J. Mark Porter, Theodore Anderson
2005-5-23
14411
San Bernardino
Cajon Pass, San Bernardino National Forest; Lone Pine Canyon Road.
1025
Comment
RSA705175
Gilia capitata subsp. abrotanifolia
J. Mark Porter, Theodore Anderson
2005-5-23
14413
San Bernardino
Cajon Pass, San Bernardino National Forest; Lone Pine Canyon Road.
810
Comment
RSA705657
Gilia capitata subsp. abrotanifolia
J. Mark Porter, Lauren Machen
2005-4-24
14354
San Diego
Between San Diego (El Cajon) and Tecate, along Hwy. 94, at the 36.50 mile marker; near Barrett Smith Rd.
Comment
RSA746579
Gilia capitata subsp. abrotanifolia
J. Mark Porter, Linda M. Prince
2009-4-28
14985
Ventura
Northwestern side of Apache Potrero, on the south side of County Road 95 (Cerro Noroeste Road) at Valle Vista Campground.
1611
Comment
RSA746586
Gilia capitata subsp. abrotanifolia
J. Mark Porter, Linda M. Prince
2009-4-28
14991
Kern
Bitter Creek National Wildlife Refuge, 0.2 mi (o.32 km) north of County Road 95 (Cerro Noroeste Road) along an abandoned dirt road.
1368
Comment
SD231372
Gilia capitata subsp. abrotanifolia
J. Mark Porter, Lauren Machen
2005-4-24
14354
San Diego
Between San Diego (El Cajon) and Tecate, along Highway 94, at the 36.5 mile marker; near Barrett Smith Road.
Comment
UC1980250
Gilia capitata subsp. abrotanifolia
J. Mark Porter & Linda Prince
2009-4-28
14985
Ventura
USA California. Ventura County. Northwestern side of Apache Potrero on the south side of County Road 95 (Cerro Noroeste Road) at Valle Vista Campground.
Comment
UCR215359
Gilia capitata subsp. abrotanifolia
J. M. Porter, Linda Prince
2009-4-28
14985
Ventura
Mt. Pinos Region, northwestern side of Apache Potrero, on the south side of County Road 95 (Cerro Noroeste Road) at Valle Vista Campground
1611
Comment
SBBG118978
Gilia clivorum
J. M. Porter with T. Anderson
2005-4-25
14359
San Luis Obispo
St Hwy 46, 0.5 mi E of Antelope Rd
527
Comment
SD231374
Gilia clivorum
J. Mark Porter, Theodore Anderson
2005-4-25
14359
San Luis Obispo
Along Highway 46, 0.5 mi E of Antelope Road.
527
Comment
SEINET4565817
Gilia clivorum
J. Mark Porter, Theodore Anderson
2005-4-25
14359
San Luis Obispo
Along Highway 46, 0.5 mo E of Antelope Road.
527
Comment
RSA0013683
Gilia clokeyi
J. Mark Porter
2001-6-3
12823
Inyo
Along Joshua Flats-Death Valley Road, bordering Inyo National Forest and conservation area. Little Cowhorn Valley-Inyo Mountains.
2201
Comment
RSA0013684
Gilia clokeyi
J. Mark Porter
2001-6-3
12820
Inyo
Death Valley National Park, along Joshua Flats-Death Valley Road, Little Cowhorn Valley, Inyo Mountains.
Comment
RSA0013690
Gilia clokeyi
J. Mark Porter
2001-6-3
12813
Inyo
Inyo National Forest, along 169 just S of Westgard Pass. 30.5 mile marker.
2232
Comment
RSA0013691
Gilia clokeyi
J. Mark Porter
2001-6-3
12812
Inyo
Inyo National Forest, along 169 just S of Westgard Pass. 30.5 mile marker.
2232
Comment
RSA0013692
Gilia clokeyi
J. Mark Porter
2001-6-3
12811
Inyo
Inyo National Forest, along 169 just S of Westgard Pass. 30.5 mile marker.
2232
Comment
RSA0013696
Gilia clokeyi
J. Mark Porter
2001-6-3
12806
Inyo
Inyo National Forest, White Mountains. Along Highway 168, mile marker 33 50, just N of Westgard Pass.
Comment
RSA0047261
Gilia clokeyi
J. Mark Porter, Lauren E. Machen
1997-4-7
11472
San Bernardino
New York Mountains, ca. 5 mi. ESE of Ivanpah, on the Ivanpah Road. Adjacent to old railroad grade.
1365
Comment
SEINET10780691
Gilia clokeyi
J. Mark Porter
2001-6-3
Porter 12823
Inyo
Along Joshua Flats-Death Valley Road, bordering Inyo National Forest & conservation area, Little Cowhorn Valley-Inyo Mtns.
2201
Comment
RSA705435
Gilia diegensis
J. Mark Porter, Sarah J. De Groot
2005-3-9
14253
San Bernardino
S of State Route 62, at the base of a boulder outcrop of granite, just E of Joshua Tree.
794
Comment
RSA705437
Gilia diegensis
J. Mark Porter, Sarah J. De Groot
2005-3-9
14251 .5
San Bernardino
S of State Route 62, along the E side of La Contenta Rd., near Sky Continuation High School, between Yucca Valley and Joshua Tree.
967
Comment
RSA705438
Gilia diegensis
J. Mark Porter, Sarah J. De Groot
2005-3-9
14251
San Bernardino
S of State Route 62, along the E side of La Contenta Rd., near Sky Continuation High School, between Yucca Valley and Joshua Tree.
967
Comment
RSA705441
Gilia diegensis
J. Mark Porter, Sarah J. De Groot
2005-3-9
14249
San Bernardino
S of State Route 62, between Little Morongo and Yucca Valley; at the 062 SBD 0500 marker sign.
814
Comment
RSA705496
Gilia diegensis
J. Mark Porter, Gary D. Wallace
2005-3-10
14262
San Diego
Anza Borrego State Park; Blow Sand Canyon, NE side of Borrego Mountain, ca. 3 mi N of Ca Hwy 78.
224
Comment
SD231378
Gilia diegensis
J. Mark Porter, Sarah DeGroot
2005-3-9
14253
San Bernardino
South of State Route 62, at the base of a boulder outcrop of granite, just east of Joshua Tree.
794
Comment
RSA746580
Gilia jacens
J. Mark Porter, Linda M. Prince
2009-4-28
14986
Ventura
East side of Apache Potrero (west of Cowhead Potrero along County Road 95 (Cerro Noroeste Road)
1483
Comment
RSA746584
Gilia jacens
J. Mark Porter, Linda M. Prince
2009-4-28
14990
Kern
Bitter Creek National Wildlife Refuge, 0.2 mi (o.32 km) north of County Road 95 (Cerro Noroeste Road) along an abandoned dirt road.
1368
Comment
SD211659
Gilia jacens
J. Mark Porter, Linda Prince
2009-4-28
14990
Kern
Bitter Creek National Wildlife Refuge, 0.1 mile north of County Road 95 (Cerro Noroeste Road) along an abandoned dirt road.
1367
Comment
SD211660
Gilia jacens
J. Mark Porter, Linda Prince
2009-4-28
14986
Ventura
East side of Apache Potrero, west of Cowhead Potrero along County Road 95 (Cerro NoroesteRoad).
1483
Comment
RSA705425
Gilia latiflora
J. Mark Porter, Theodore Anderson
2005-3-15
14271
San Bernardino
0.5 mi. S of Kramer Junction, along US 395.
752
Comment
RSA705495
Gilia latiflora
J. Mark Porter, Theodore Anderson
2005-3-15
14265
San Bernardino
N of Adelanto, at the junction of US 395 and Auburn Avenue.
857
Comment
SEINET4206837
Gilia latiflora
J. Mark Porter, Lauren E. Machen
2004-5-2
14087
Los Angeles
San Gabriel Mountains, northern foothills.; 0
1359
Comment
GH415385
Gilia latiflora subsp. cuyamensis
J. M. Porter & L. M. Prince
2009-4-28
14989
Unknown
Bitter Creek National Wildlife Refuge, 0.2 mi (o.32 km) north of County Road 95 (Cerro Noroeste Road) along an abandoned dirt road
Comment
RSA746583
Gilia latiflora subsp. cuyamensis
J. Mark Porter, Linda M. Prince
2009-4-28
14989
Kern
Bitter Creek National Wildlife Refuge, 0.2 mi (o.32 km) north of County Road 95 (Cerro Noroeste Road) along an abandoned dirt road.
1368
Comment
UC1980251
Gilia latiflora subsp. cuyamensis
J. Mark Porter & Linda Prince
2009-4-28
14989
Kern
Bitter Creek National Wildlife Refuge, 0.2 mi (0.32 km) north of County Road 95 (Cerro Noroeste Road) along an abandoned dirt road.
Comment
UCR215358
Gilia latiflora subsp. cuyamensis
J. M. Porter, Linda Prince
2009-4-28
14989
Kern
Bitter Creek National Wildlife Refuge, 0.2 mi. (0.32 km) north of County Road 95 (Cerro Noroeste Road) along an abandoned dirt road
1368
Comment
CAS-BOT-BC225362
Gilia latiflora subsp. davyi
J. Mark Porter
1998-4-27
11837
Los Angeles
N. of Hwy 138 (Avenue D- Neenach Rd) at powerline, near Antelope Valley California Poppy Reserve, Antelope Valley
Comment
CAS-BOT-BC226311
Gilia latiflora subsp. davyi
J. Mark Porter; Lauren Machen
2004-5-2
14087
Los Angeles
San Gabriel Mountains, northern foothills; ca. 0.25 mi. E of Largo Vista Road, several miles S of the California Aqueduct
1359
Comment
CAS-BOT-BC226312
Gilia latiflora subsp. davyi
J. Mark Porter
1998-4-27
11841
Los Angeles
Liebre Mountain: W. end of mountain along road to summit
1620
Comment
CAS-BOT-BC226313
Gilia latiflora subsp. davyi
J. Mark Porter
1998-4-27
11829
Los Angeles
Antelope Valley: 170th St. East, N. of Pearblossom Hwy.
Comment
CAS-BOT-BC226314
Gilia latiflora subsp. davyi
J. Mark Porter
1998-4-27
11837
Los Angeles
Antelope Valley: N. of Hwy 138 (Avenue D - Neenach Rd) at powerline, near Antelope Valley California Poppy Reserve
Comment
RSA0083774
Gilia latiflora subsp. davyi
J. Mark Porter
1998-4-24
11734
San Bernardino
Mojave Desert: Kramer Hills; along Hwy 395, S. of Kramer Junction.
Comment
RSA621048
Gilia latiflora subsp. davyi
J. Mark Porter
1998-4-27
11837
Los Angeles
Antelope Valley: N. of Hwy 138 (Avenue D - Neenach Rd) at powerline, Antelope Valley California Poppy Reserve.
Comment
RSA621050
Gilia latiflora subsp. davyi
J. Mark Porter
1998-4-27
11841
Los Angeles
Libre Mountain: W. end of mountain along road to summit.
162
Comment
UCR112157
Gilia latiflora subsp. davyi
J. M. Porter
1998-4-25
11783
Inyo
E of Panamint Springs at foot of Argus Mtns. Large wash at E end of town
561
Comment
RSA620172
Gilia latiflora subsp. davyi
J. Mark Porter
1998-4-25
11783
Inyo
Argus Mountains: East of Panamint Springs at foot of Argus Mtns. Large wash at East end of town.
Comment
CAS-BOT-BC226404
Gilia latiflora subsp. latiflora
J. Mark Porter
1998-4-27
11829
Los Angeles
Antelope Valley: 170th St. East, N. of Pearblossom Hwy.
Comment
RSA621042
Gilia latiflora subsp. latiflora
J. Mark Porter
1998-4-27
11829
Los Angeles
Antelope Valley: 170th St. East, N. of Pearblossom Hwy.
Comment
UCR208146
Gilia latiflora subsp. latiflora
J. M. Porter, T. Anderson
2005-3-15
14271
San Bernardino
Mojave Desert, 0.5 mi south of Kramer Junction, along US 395
752
Comment
RSA705402
Gilia leptantha
J. Mark Porter, Theodore Anderson
2005-5-23
14405
San Bernardino
San Bernardino Mountains, San Bernardino National Forest; along Highway 38, at the crossing of Fish Creek.
1960
Comment
SEINET3349555
Gilia leptantha
J. Mark Porter
2005-1
14478
San Bernardino
Near Cactus Flats OHV area
1829
Comment
SD231380
Gilia leptantha subsp. leptantha
J. Mark Porter, Theodore Anderson
2005-5-23
14405
San Bernardino
San Bernardino Mountains, San Bernardino National Forest; along highway 38, at the crossing of Fish Creek.
1960
Comment
RSA0116730
Gilia leptantha subsp. pinetorum
J. Mark Porter, Theodore Anderson
2005-5-27
14428
Ventura
Los Padres National Forest. Mount Pinos, along Cuddy Valley Road.
2490
Comment
SBBG118834
Gilia leptantha subsp. pinetorum
J. M. Porter with T. Anderson
2005-5-27
14428
Kern
Mount Pinos, along Cuddy Valley Rd
2490
Comment
SD231381
Gilia leptantha subsp. pinetorum
J. Mark Porter, Theodore Anderson
2005-5-27
14428
Ventura
Los Padres National Forest. Mount Pinos, along Cuddy Valley Road.
2490
Comment
RSA780154
Gilia leptantha subsp. purpusii
J. Mark Porter
2005-6-11
14461
Tulare
On W edge of Johnson dale, 4720 Mtn. Road.
1439
Comment
RSA780201
Gilia leptantha subsp. purpusii
J. Mark Porter
2005-6-11
14467
Tulare
Along Mountain Hwy. 50.
1524
Comment
RSA780203
Gilia leptantha subsp. purpusii
J. Mark Porter
2005-6-11
14469
Tulare
Along Mtn Hwy. 50 at the turnoff (Jtn. FS Road 23516) to Thompson Camp and Portuguese Pass
Comment
RSA780428
Gilia leptantha subsp. purpusii
J. Mark Porter
2005-6-10
14452
Kern
Along Hwy. 155, at the 5000 foot elevation marker.
1524
Comment
SD232748
Gilia leptantha subsp. purpusii
J. Mark Porter
2005-6-10
14452
Kern
Along Hwy 155, at the 5000 ft. elevation marker.
1524
Comment
SD232749
Gilia leptantha subsp. purpusii
J. Mark Porter
2005-6-11
14467
Tulare
Along Mtn Hwy 50.
1524
Comment
SD232750
Gilia leptantha subsp. purpusii
J. Mark Porter
2005-6-11
14469
Tulare
Along Mtn Hwy 50 at the turnoff (Jt FS Rd 23516) to Thompson Camp and Portuguese Pass.
Comment
SD232751
Gilia leptantha subsp. purpusii
J. Mark Porter
2005-6-11
14461
Tulare
On the W edge of Johnsondale, 4720 Mtn Rd. 50.
Comment
SEINET3349548
Gilia leptantha subsp. purpusii
J. Mark Porter
2005-1
14469
Tulare
Along Mtn Hwy 50 at the turnoff (Jtn FS Rd 23516) to Thompson Camp and Portuguese Pass.
Comment
SEINET3349549
Gilia leptantha subsp. purpusii
J. Mark Porter
2005-1
14470
Tulare
ca. 1/10 mi SW of the junction of Mtn 50 and Western Divide Hwy
Comment
SEINET3349591
Gilia leptantha subsp. purpusii
J. Mark Porter
2005-1
14467
Kern
Along Mtn Hwy
1524
Comment
SEINET3349592
Gilia leptantha subsp. purpusii
J. Mark Porter
2005-1
14461
Tulare
On the W edge of Johnsondale. W. 4720 Mtn Rd 50
Comment
RSA780285
Gilia leptantha subsp. purpusii
J. Mark Porter
2005-6-11
14470
Tulare
Ca. 1/10 mile SW of the junction of Mtn 50 and Western Divide Hwy
Comment
SEINET3349590
Gilia leptantha subsp. purpusii
J. Mark Porter
2005-1
14452
Kern
along Hwy 155
1524
Comment
RSA0116709
Gilia leptantha subsp. transversa
J. Mark Porter, Lauren Machen
2004-5-2
14087
Los Angeles
San Gabriel Mountains, northern foothills; ca. 0.25 mi. E of Largo Vista Road, several miles S of the California Aqueduct.
1360
Comment
RSA705171
Gilia leptantha subsp. transversa
J. Mark Porter, Theodore Anderson
2005-5-23
14410 .5
San Bernardino
San Bernardino National Forest; along Highway 18, northwest of Whiskey Springs.
Comment
RSA780197
Gilia leptantha subsp. transversa
J. Mark Porter
2005-6-12
14478
San Bernardino
Near Cactus Flats, Cactus Flats OHV area.
1829
Comment
RSA789626
Gilia leptantha subsp. transversa
J. Mark Porter, Lauren Machen
2012-5-20
15163
San Bernardino
San Gabriel Mountains. Along Highway 2 (Angeles Crest Highway) SW of Wrightwood, at Inspiration Point.
2280
Comment
SD232752
Gilia leptantha subsp. transversa
J. Mark Porter
2005-6-12
14478
San Bernardino
Near Cactus Flats, Cactus Flats OHV area.
1829
Comment
RSA620618
Gilia malior
J. Mark Porter
1998-4-26
11814
Inyo
Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd; hills below pheasant club.
Comment
RSA621049
Gilia malior
J. Mark Porter
1998-4-27
11838
Los Angeles
Antelope Valley: 1/2 mile N. of Hwy 138 along powerline road, near Antelope Valley California Poppy Reserve.
Comment
RSA705188
Gilia malior
J. Mark Porter, Theodore Anderson
2005-3-15
14284
Kern
Red Rock Canyon State Park; on the W side of California State Highway 14 at the foot of a rocky slope (truck pullout); narrows of Red Rock Canyon.
710
Comment
RSA705191
Gilia malior
J. Mark Porter, Theodore Anderson
2005-3-15
14282
Kern
Foothills of Sierra Nevada, below Owens Peak, Short Canyon, just above the aqueduct.
899
Comment
RSA705651
Gilia malior
J. Mark Porter
2005-4-27
14373
Inyo
Homewood Canyon , W of Highway 178 (Trona-Wildrose Road); NW of the old mine.
1100
Comment
UCR150949
Gilia malior
J. M. Porter
1998-4-26
11814
Inyo
S Sierra Nevada Mtns, Sierra Nevada foothills: south of Lone Pine, Lubkin Canyon Rd; hills below pheasant club
Comment
RSA0083772
Gilia minor
J. Mark Porter
1998-4-27
11830
Los Angeles
Antelope Valley: 170th St. East.
Comment
RSA0083773
Gilia minor
J. Mark Porter
1998-4-27
11835
Los Angeles
Antelope Valley: W. of Lancaster, N. side of Avenue G.
Comment
RSA620134
Gilia minor
J. Mark Porter
1998-4-24
11726
San Bernardino
Mojave Desert: Near mile marker 25.00 along Hwy 395, N of Adelanto and S of Trenton Road.
Comment
RSA705424
Gilia minor
J. Mark Porter, Theodore Anderson
2005-3-15
14272
San Bernardino
between Kramer Junction and Randsberg, along US 395; low elevation point before Red Mountain.
845
Comment
RSA705427
Gilia minor
J. Mark Porter, Theodore Anderson
2005-3-15
14270
San Bernardino
0.5 mi. S of Kramer Junction, along US 395.
752
Comment
RSA705428
Gilia minor
J. Mark Porter, Theodore Anderson
2005-3-15
14275
Kern
El Paso Mountains, along US 395, N of Randsberg.
1040
Comment
RSA705430
Gilia minor
J. Mark Porter, Theodore Anderson
2005-3-15
14277
Kern
El Paso Mountains, along US 395, N of Randsberg.
1040
Comment
RSA705493
Gilia minor
J. Mark Porter, Theodore Anderson
2005-3-15
14273
San Bernardino
between Kramer Junction and Randsberg, along US 395; low elevation point before Red Mountain.
845
Comment
RSA705494
Gilia minor
J. Mark Porter, Theodore Anderson
2005-3-15
14266
San Bernardino
S slopes of the southernmost Kramer Hills.
885
Comment
SD231386
Gilia minor
J. Mark Porter, Theodore Anderson
2005-3-15
142777
Kern
El Paso Mountains, along US 395, north of Randsberg. Mojave Desert
1039
Comment
RSA0012788
Gilia modocensis
J. Mark Porter
2001-6-4
12842
Mono
Along Highway 120 near the turnoff to Mono Lake Tufa area.
2057
Comment
RSA0012793
Gilia modocensis
J. Mark Porter
2001-6-4
12828
Mono
Between 56 00 and 56 15 on Highway 120, NE of Benton Hot Springs Roadside.
Comment
RSA705168
Gilia modocensis
J. Mark Porter, Theodore Anderson
2005-5-23
14408
San Bernardino
San Bernardino National Forest; along Highway 18, at the north side of Baldwin Lake (Baldwin Lake Ecological Preserve).
2050
Comment
RSA705170
Gilia modocensis
J. Mark Porter, Theodore Anderson
2005-5-23
14410
San Bernardino
San Bernardino National Forest; north of Highway 18, and north of Baldwin Lake, along Holcomb Valley Road.
2075
Comment
RSA705401
Gilia modocensis
J. Mark Porter, Theodore Anderson
2005-5-23
14404
San Bernardino
San Bernardino Mountains, San Bernardino National Forest; along Highway 38, at the 27.30 mile marker.
1960
Comment
RSA705403
Gilia modocensis
J. Mark Porter, Theodore Anderson
2005-5-23
14406
San Bernardino
San Bernardino Mountains, San Bernardino National Forest; along Highway 38, at the crossing of Fish Creek.
1960
Comment
RSA721876
Gilia modocensis
J. Mark Porter
1998-4-27
11825
Los Angeles
North Slope San Gabriel Mtns.: Z9 Road, off Largo Vista.
1371
Comment
SD231387
Gilia modocensis
J. Mark Porter, Theodore Anderson
2005-5-23
14410
San Bernardino
San Bernardino Mountains, San Bernardino National Forest; north of Highway 18, and north of Baldwin Lake, along Holcomb Valley Road.
2075
Comment
SD231388
Gilia modocensis
J. Mark Porter, Theodore Anderson
2005-5-23
14408
San Bernardino
San Bernardino Mountains, San Bernardino National Forest; along Highway 18, at the north sides of Baldwin Lake (Baldwin Lake Ecological Preserve)
2050
Comment
SD231389
Gilia modocensis
J. Mark Porter, Theodore Anderson
2005-5-23
14404
San Bernardino
San Bernardino Mountains, San Bernardino National Forest; along highway 38 at the 27.30 mile marker.
1960
Comment
RSA780122
Gilia modocensis
J. Mark Porter
2005-6-8
14440
Los Angeles
Table Mountain, San Gabriel Mountains.
Comment
RSA0017256
Gilia ochroleuca
J. Mark Porter
2005-4-27
14372
Inyo
Homewood Canyon , W of Highway 178 (Trona-Wildrose Road); NW of the old mine.
1100
Comment
RSA0016245
Gilia ochroleuca subsp. bizonata
J. Mark Porter, Lauren Machen
2012-5-20
15165
Los Angeles
San Gabriel Mountains, Along Highway 2 (Angeles Crest Highway) NE of Wrightwood, in lower Swarthout Canyon.
1639
Comment
RSA0017068
Gilia ochroleuca subsp. bizonata
J. Mark Porter, Theodore Anderson
2005-5-27
14424
Ventura
Los Padres National Forest. Lockwood Valley (south of the San Emidgio Mountain Range), along Seymore Canyon Road, ca. 2 mi, by road, north of the junction with Lockwood Valley Road.
1670
Comment
RSA0017069
Gilia ochroleuca subsp. bizonata
J. Mark Porter, Theodore Anderson
2005-5-27
14434
Ventura
Los Padres National Forest. Upper Cuyama Valley (north of Pine Mountain and Reyes Peak), along Lockwood Valley Road.
1600
Comment
RSA0017076
Gilia ochroleuca subsp. bizonata
J. Mark Porter, Theodore Anderson
2005-5-27
14438
Ventura
Los Padres National Forest. along Highway 33, upper Cuyama Valley.
1410
Comment
RSA0017141
Gilia ochroleuca subsp. bizonata
J. Mark Porter, Theodore Anderson
2005-5-27
14423
Ventura
Los Padres National Forest. Lockwood Valley (south of the San Emidgio Mountain Range), on the north side of Lockwood Valley Road, ca. 1 mi, by road, north of the junction with Los Pinos Road.
1640
Comment
SBBG118835
Gilia ochroleuca subsp. bizonata
J. M. Porter with T. Anderson
2005-5-27
14434
Ventura
N of Pine Mtn and Reyes Pk, along Lockwood Valley Rd
1600
Comment
SD231390
Gilia ochroleuca subsp. bizonata
J. Marker Porter, Theodore Anderson
2005-5-27
14434
Ventura
Los Padres National Forest. Upper Cuyama Valley (north of Pine Mountain and Reyes Peak), along Lockwood Valley road.
1600
Comment
SD231391
Gilia ochroleuca subsp. bizonata
J. Marker Porter, Theodore Anderson
2005-5-27
14423
Ventura
Los Padres National Forest. Lockwood Valley (south of the San Emigdio Mountain Range), on the north side of Lockwood Valley Road, ca. 1 mile, by road, north of the junction with Los Pinos Road.
1640
Comment
SD231392
Gilia ochroleuca subsp. bizonata
J. Marker Porter, Theodore Anderson
2005-5-27
14424
Ventura
Los Padres National Forest. Lockwood Valley (south of the San Emigdio Mountain Range), along Seymore Canyon Road, ca. 2 miles, by road, north of the junction with Lockwood Valley Road.
1670
Comment
SBBG118837
Gilia ochroleuca subsp. bizonata
J. M. Porter with T. Anderson
2005-5-27
14424
Ventura
Lockwood Valley, along Seymour Cyn Rd, ca. 2 mi by road N of the jct with Lockwood Valley Rd
1670
Comment
RSA0017291
Gilia ochroleuca subsp. exilis
J. Mark Porter, Theodore Anderson
2005-5-5
14380 .5
Riverside
agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church, along Pechanga Road; ca. 60 m E crossing of Pechanga Creek.
396
Comment
CAS-BOT-BC401937
Gilia ochroleuca subsp. ochroleuca
J. Mark Porter
1998-4-26
11819
Inyo
Little Lake Region: Fossil Falls BLM Area; N. of Little Lake
Comment
CAS-BOT-BC401938
Gilia ochroleuca subsp. ochroleuca
J. Mark Porter
1998-4-26
11819
Inyo
Little Lake Region: Fossil Falls BLM Area; N. of Little Lake
Comment
CAS-BOT-BC407855
Gilia ochroleuca subsp. ochroleuca
J. Mark Porter
1998-4-27
11826
Los Angeles
North slope, San Gabriel Mts.,Z9 Road, off Largo Vista
1371
Comment
RSA0016166
Gilia ochroleuca subsp. ochroleuca
J. Mark Porter
1998-4-26
11819
Inyo
Little lake Region: Fossil Falls BLM Area; N. of Little lake
Comment
RSA0016182
Gilia ochroleuca subsp. ochroleuca
J. Mark Porter, Theodore Anderson
2005-3-15
14280
Kern
Foothills of Sierra Nevada, below Owens Peak, Short Canyon, just above the aqueduct.
899
Comment
RSA0017249
Gilia ochroleuca subsp. ochroleuca
J. Mark Porter
1998-4-26
11798
Inyo
Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd.
Comment
SD231393
Gilia ochroleuca subsp. ochroleuca
J. Marker Porter
2005-4-27
14372
Inyo
Homewood Canyon, west of Highway 178 (Trona-Wildrose Road); NW of old mine.
1100
Comment
RSA0017202
Gilia ochroleuca subsp. vivida
J. Mark Porter, Theodore Anderson
2005-5-27
14415
Los Angeles
Angeles National Forest. San Gabriel Mountains, Blue Ridge, south and west of Wrightwood along Hwy 2 (Angeles Crest Highway), ca. 0.3 mi, by road, wsw of Inspiration Point.
Comment
RSA0017154
Gilia ochroleuca subsp. vivida
J. Mark Porter
2005-6-8
14439
Los Angeles
San Gabriel Mountains, Angeles National Forest, Inspiration Point. Pacific Crest Trail, E of Hwy. 2
Comment
SEINET3349543
Gilia ochroleuca subsp. vivida
J. Mark Porter
2005-1
14439
Los Angeles
San Gabriel Mtns. Angeles National Forest, Inspiration Point. Pacific Crest Trail, E of Hwy 2.
Comment
CAS-BOT-BC309816
Gilia ophthalmoides
J. Mark Porter
2001-6-3
12817
Inyo
Along 168 between 29.5 and 28.5 mile markers at the 1 lane road section Pinyon Juniper = Inyo National Forest. White Mountains
2091
Comment
CAS-BOT-BC309818
Gilia ophthalmoides
J. Mark Porter
2001-6-3
12807
Inyo
Inyo National Forest, White Mountains. Along Hwy 168, mile marker 33.5, just N of Westgard Pass
Comment
RSA0013686
Gilia ophthalmoides
J. Mark Porter
2001-6-3
12818
Inyo
Along 168 between 29 50 and 28 50 at the 1 lane road section. Inyo National Forest, White Mountains.
2092
Comment
RSA0013687
Gilia ophthalmoides
J. Mark Porter
2001-6-3
12817
Inyo
Along 168 between 29 50 and 28 50 at the 1 lane road section. Inyo National Forest, White Mountains.
2092
Comment
RSA0013695
Gilia ophthalmoides
J. Mark Porter
2001-6-3
12807
Inyo
Inyo National Forest, White Mountains. Along Highway 168, mile marker 33 50, just N of Westgard Pass.
Comment
RSA0013698
Gilia ophthalmoides
J. Mark Porter
2001-6-3
12803
Inyo
Inyo National Forest, Payson Canyon, White Mountains along Highway 168.
1902
Comment
RSA620093
Gilia scopulorum
J. Mark Porter
1998-4-25
11769
Inyo
Argus mountains: Steep grade on the Trona - Wildrose road.
Comment
RSA718150
Gilia scopulorum
J. Mark Porter
2001-4-21
12577
San Bernardino
Whipple Mountains: Near Colorado River, Copper Basin Dunes region, old mines along [Parker Dam road], W of Big Bend Resort.
Comment
RSA718718
Gilia scopulorum
J. Mark Porter
2001-4-21
12538
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte
Comment
RSA720865
Gilia scopulorum
J. Mark Porter
2001-4-21
12604
San Bernardino
Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine.
Comment
RSA0013699
Gilia sinuata
J. Mark Porter
2001-6-3
12802
Inyo
Deep Springs Valley, roadside along Highway 168 near the 39 50 mile marker.
1572
Comment
RSA0047264
Gilia sinuata
J. Mark Porter, Lauren E. Machen
1997-4-7
11474
San Bernardino
New York Mountains, ca. 5 mi. ESE of Ivanpah, on the Ivanpah Road. Adjacent to old railroad grade.
1365
Comment
RSA620143
Gilia sinuata
J. Mark Porter
1998-4-24
11734
San Bernardino
Mojave Desert: Kramer Hills; along Hwy 395, S. of Kramer Junction.
Comment
RSA620616
Gilia sinuata
J. Mark Porter
1998-4-26
11816
Inyo
Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd; hills below pheasant club.
Comment
RSA705189
Gilia sinuata
J. Mark Porter, Theodore Anderson
2005-3-15
14285
Kern
Red Rock Canyon State Park; on the W side of Abbott Drive at the foot of a rocky slope.
762
Comment
RSA705192
Gilia sinuata
J. Mark Porter, Theodore Anderson
2005-3-15
14281
Kern
Foothills of Sierra Nevada, below Owens Peak, Short Canyon, just above the aqueduct.
899
Comment
RSA705434
Gilia sinuata
J. Mark Porter, Theodore Anderson
2005-3-15
14278 .5
Kern
Along US 395, N of Inyokern, near the junction with CA Hwy. 14.
725
Comment
UCR112159
Gilia sinuata
J. M. Porter
1998-4-25
11788
Inyo
Northern Mojave/ Great Basin Desert, Hwy 190 between the Saline Valley alternate road and the Olancha-Darwin Road
1545
Comment
UCR200253
Gilia sinuata
J. M. Porter
1998-4-27
11825
Los Angeles
San Gabriel Mountains, north slope, Z9 Road, off Largo Vista
1372
Comment
UCR208143
Gilia sinuata
J. M. Porter, T. Anderson
2005-3-15
14278 .5
Kern
Mojave Desert, along US 395, north of Inyokern, near the junction with CA Hwy 14
725
Comment
RSA620168
Gilia sinuata
J. Mark Porter
1998-4-25
11788
Inyo
Roadside of Hwy 190 between the Saline Valley alternate road and the Olancha - Darwin road.
Comment Read comments Sep 21 2011
RSA0047256
Gilia stellata
J. Mark Porter, Leigh A. Johnson
1997-3-10
11460
Riverside
Whitewater Canyon, ca. 1 mi. N of Whitewater (along Interstate 10).
474
Comment
RSA0047263
Gilia stellata
J. Mark Porter, Lauren E. Machen
1997-4-7
11474
San Bernardino
New York Mountains, ca. 5 mi. ESE of Ivanpah, on the Ivanpah Road. Adjacent to old railroad grade.
1365
Comment
RSA620127
Gilia stellata
J. Mark Porter
1998-4-24
11719 - B
San Bernardino
Mojave Desert: Near mile marker 25.00 along Hwy 395, N of Adelanto and S of Trenton Road.
Comment
RSA657234
Gilia stellata
J. Mark Porter, Valerie Soza, Gary D. Wallace
2001-4-2
12330
Riverside
Coachella Valley, along Big Morongo Wash, N of Indian Avenue, ca. 1.5 mi ESE jtn. with Hwy 62.
457
Comment
RSA657243
Gilia stellata
J. Mark Porter, Valerie Soza, Gary D. Wallace
2001-4-2
12342
Riverside
Coachella Valley, Desert Hot Springs, 0.15 mi S of Mission Lakes, on Verbena Drive.
427
Comment
RSA657244
Gilia stellata
J. Mark Porter, Valerie Soza, Gary D. Wallace
2001-4-2
12343
Riverside
Coachella Valley, Desert Hot Springs, S of Big Morongo Wash, along Indian Ave, just S of the jtn. with Pierson Avenue.
396
Comment
RSA705190
Gilia stellata
J. Mark Porter, Theodore Anderson
2005-3-15
14283
Kern
Red Rock Canyon State Park; on the W side of California State Highway 14 at the foot of a rocky slope (truck pullout); narrows of Red Rock Canyon.
710
Comment
RSA705436
Gilia stellata
J. Mark Porter, Sarah J. De Groot
2005-3-9
14252
San Bernardino
S of State Route 62, at the base of a boulder outcrop of granite, just E of Joshua Tree.
794
Comment
RSA718144
Gilia stellata
J. Mark Porter
2001-4-21
12585
San Bernardino
Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine.
Comment
RSA721139
Gilia stellata
J. Mark Porter
2001-4-20
12527
San Bernardino
Whipple Mountains: Along the road to Havasu Palms.
Comment
SD231394
Gilia stellata
J. Marker Porter, Sarah DeGroot
2005-3-9
14252
San Bernardino
South of State Route 62, at the base of a boulder outcrop of granite, just east of Joshua Tree.
794
Comment
UCR146271
Gilia stellata
J. M. Porter, Et al.
2001-4-2
12343
Riverside
Colorado Desert; Western Colorado Desert region, Coachella Valley, c. 1 mi east of Desert Hot Springs, Long Canyon, on W side of Long Canyon Road
396
Comment
RSA0063620
Gilia stellata
J. Mark Porter, Lauren Machen
2001-3-4
s.n.
San Bernardino
Near Joshua Tree National Park, along the #### [sic] road.
Comment
RSA620170
Gilia stellata
J. Mark Porter
1998-4-25
11785
Inyo
Argus Mountains: East of Panamint Springs at foot of Argus Mtns. Large wash at East end of town.
Comment
RSA0116978
Gilia tenuiflora
J. Mark Porter, Theodore Anderson
2005-4-26
14365
Monterey
Carmell Valley. S of Highway G16, at Garland Ranch County Preserve, NW of the town of Carmel Valley.
45
Comment
RSA705320
Gilia tetrabreccia
J. Mark Porter, Theodore Anderson
2005-5-27
14426
Ventura
Los Padres National Forest. Lockwood Valley (south of the San Emidgio Mountain Range), along Seymore Canyon Road, ca. 2 mi, by road, north of the junction with Lockwood Valley Road.
1670
Comment
RSA705324
Gilia tetrabreccia
J. Mark Porter, Theodore Anderson
2005-5-27
14431
Kern
Los Padres National Forest. Mount Pinos, along Cuddy Valley Road.
2120
Comment
RSA705325
Gilia tetrabreccia
J. Mark Porter, Theodore Anderson
2005-5-27
14432
Ventura
Los Padres National Forest. Lockwood Valley (south of the San Emigdio Mountain Range), along Lockwood Valley Road.
Comment
RSA705329
Gilia tetrabreccia
J. Mark Porter, Theodore Anderson
2005-5-27
14436
Ventura
Los Padres National Forest. Upper Cuyama Valley (north of Pine Mountain and Reyes Peak), along Lockwood Valley Road.
1600
Comment
RSA705334
Gilia tetrabreccia
J. Mark Porter, Theodore Anderson
2005-5-27
14421
Ventura
Los Padres National Forest. Lockwood Valley (south of the San Emidgio Mountain Range), on the north side of Lockwood Valley Road, ca. 1 mi, by road, north of the junction with Los Pinos Road.
1640
Comment
RSA705335
Gilia tetrabreccia
J. Mark Porter, Theodore Anderson
2005-5-27
14421
Ventura
Los Padres National Forest. Lockwood Valley (south of the San Emidgio Mountain Range), on the north side of Lockwood Valley Road, ca. 1 mi, by road, north of the junction with Los Pinos Road.
1640
Comment
SD231395
Gilia tetrabreccia
J. Marker Porter, Theodore Anderson
2005-5-27
14426
Ventura
Los Padres National Forest. Lockwood Valley (south of the San Emigdio Mountain Range), along Seymore Canyon Road, about 2 miles, by road, north of the junction with Lockwood Valley Road.
1670
Comment
SD231396
Gilia tetrabreccia
J. Marker Porter, Theodore Anderson
2005-5-27
14421
Ventura
Los Padres National Forest. Lockwood Valley (south of the San Emigdio Mountain Range), on the north side of Lockwood Valley Road, about 1 mile, by road, north of the junction with Los Pinos Road.
1640
Comment
SD231397
Gilia tetrabreccia
J. Marker Porter, Theodore Anderson
2005-5-27
14432
Ventura
Los Padres National Forest. Lockwood Valley (south of the San Emigdio Mountain Range), along Lockwood Valley Road.
Comment
SD231398
Gilia tetrabreccia
J. Marker Porter, Theodore Anderson
2005-5-27
14431
Kern
Los Padres National Forest. Mount Pinos, along Cuddy Valley Road.
2120
Comment
SBBG118836
Gilia tetrabreccia
J. M. Porter with T. Anderson
2005-5-27
14426
Ventura
Seymour Cyn Rd, ca. 2 mi by road N of the jct with Lockwood Valley Rd
1670
Comment
RSA705195
Gilia transmontana
J. Mark Porter, Theodore Anderson
2005-3-15
14267
San Bernardino
S slopes of the southernmost Kramer Hills.
885
Comment
RSA705328
Gilia transmontana
J. Mark Porter, Theodore Anderson
2005-5-27
14435
Ventura
Los Padres National Forest. Upper Cuyama Valley (north of Pine Mountain and Reyes Peak), along Lockwood Valley Road.
1600
Comment
RSA621038
Glyptopleura setulosa
J. M. Porter
1998-4-26
11818
Inyo
Little lake Region: Fossil Falls BLM Area; N. of Little lake
Comment
RSA690963
Goodmania luteola
J. Mark Porter, Laren Machen
2004-5-2
14095
Los Angeles
Antelope Valley; along California Highway 138 (Avenue D) several miles W of Interstate 14.
704
Comment
RSA718716
Guillenia lasiophylla
J. Mark Porter
2001-4-21
12539 -B
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte
Comment
CAS-BOT-BC306573
Helenium bigelovii
Duncan M. Porter
1960-9-21
720
Fresno
SE of and below Darwin Bench, Kings Canyon National Park
3413
Comment
HSC4536
Helianthemum scoparium
David Porter
1965-4-27
Los Angeles
1/2 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns.
412
Comment
RSA591060
Helianthus annuus subsp. lenticularis
J. M. Porter, J. Travis Columbus, Gracie dos Santos
1996-6-5
10914
Los Angeles
Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road.
610
Comment
RSA752582
Helianthus californicus
J. M. Porter
2006-11-5
12261
Los Angeles
Along I-14 at Agua Dulce exit, N of highway.
1500
Comment
RSA676133
Helianthus niveus subsp. tephrodes
J. M. Porter, Susan Hobbs, Orlando Mistretta
2003-3-17
s.n.
Imperial
Algodones Dunes. Imperial Sand Dunes National Recreation Area.
Comment
RSA767500
Helianthus niveus subsp. tephrodes
J. M. Porter
2003-4-8
13491 .06
Imperial
Imperial Dunes (Algodones Dunes), 1.4 miles west south-west [234.64 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8, barchan dunes just west of the large transverse dunes.
Comment
RSA767517
Helianthus niveus subsp. tephrodes
J. M. Porter
2003-3-20
13491 .11
Imperial
Imperial Dunes [Algodones Dunes], 4.5 miles west-northwest [294.47 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8
Comment
RSA767602
Helianthus niveus subsp. tephrodes
J. M. Porter
2003-4-8
13491 .01
Imperial
Imperial Dunes (Algodones Dunes), 1.9 miles south-west [209.75 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8, barchan dunes just west of the large transverse dunes.
Comment
SEINET3828043
Helianthus niveus subsp. tephrodes
J. Mark Porter
2003-1
13491 .01
Imperial
Imperial Dunes ( Algodones Dunes), 1.9 mi SW ( 209.75 degrees) of Imperial San Dunes Recreation Area exit on Intertate Highway 8, barchan dunes just west of the large transverse dunes.
Comment
RSA0008271
Helianthus nuttallii subsp. parishii
J. M. Porter
2006-11-5
12260 .4
Los Angeles
Newhall Ranch, Castaic Spring, ca. 400 m S of the Santa Clara River, between Dead End Canyon and Middle Canyon.
1000
Comment
RSA0008272
Helianthus nuttallii subsp. parishii
J. M. Porter
2006-11-5
12260 .3
Los Angeles
Newhall Ranch, Castaic Spring, ca. 400 m S of the Santa Clara River, between Dead End Canyon and Middle Canyon.
1000
Comment
RSA0008273
Helianthus nuttallii subsp. parishii
J. M. Porter
2006-11-5
12260 .2
Los Angeles
Newhall Ranch, Castaic Spring, ca. 400 m S of the Santa Clara River, between Dead End Canyon and Middle Canyon.
1000
Comment
RSA0008274
Helianthus nuttallii subsp. parishii
J. M. Porter
2006-11-5
12260 .1
Los Angeles
Newhall Ranch, Castaic Spring, ca. 400 m S of the Santa Clara River, between Dead End Canyon and Middle Canyon.
1000
Comment Read comments Jun 26 2019
CAS-BOT-BC314915
Hemizonia congesta subsp. luzulifolia
Duncan M. Porter
1960-10-12
726
San Mateo
Meadow at the crest of ridge above Webb Ranch (area H), Jasper Ridge Biological Preserve
Comment
RSA591066
Hemizonia fasciculata
J. M. Porter, J. Travis Columbus, Gracie dos Santos
1996-6-5
10918
Los Angeles
Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road.
610
Comment
UCR95544
Hemizonia fasciculata
J. M. Porter, J. Travis Columbus, G. dos Santos
1996-6-5
10918
Los Angeles
Transverse Range, c. 2 mi north of Solemint, just off Arline Road, 2 mi from intersection with Sierra Hwy
610
Comment
RSA720726
Hesperocallis undulata
J. Mark Porter
2001-4-20
12494
San Bernardino
WHIPPLE MOUNTAINS: Just W of Colorado River, Copper Basin Dunes OHV area.
Comment
RSA767474
Hesperocallis undulata
J. Mark Porter, Orlando Mistretta, S. Hobbs
2002-3-2
13402
Imperial
Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34
95
Comment
HSC2867
Hesperoyucca whipplei
David Porter
1965-5-6
Los Angeles
1 mi. N of Chatsworth, Simi Hills
351
Comment
RSA718347
Hibiscus denudatus
J. Mark Porter
2001-4-21
12572
San Bernardino
Whipple Mountains: Light colored granitic slope, SW of Gene Wash Reservoir.
Comment
SD255057
Hilaria rigida
J. Mark Porter, Susan Hobbs, Orlando Mistretta
2003-2-20
Imperial
Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness.
Comment
SD255058
Hilaria rigida
J. Mark Porter, Susan Hobbs, Orlando Mistretta
2003-3-17
Imperial
Algodones Dunes. Imperial Sand Dunes National Recreation Area.
Comment
RSA0047272
Hirschfeldia incana
J. Mark Porter, Lauren E. Machen
1997-2-15
11419
Riverside
North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore.
390
Comment
CAS-BOT-BC289464
Hordeum murinum subsp. leporinum
D. M. Porter; S. H. Porter
1967-4-30
1555
Santa Clara
Southern end of town near Alviso Slough, Alviso
Comment
CAS-BOT-BC315861
Hulsea algida
Duncan M. Porter
1960-9-20
712
Inyo
Lamarack Col, Inyo-Fresno County boundary
3901
Comment
RSA0012791
Hulsea vestita
J. M. Porter
2001-6-4
12837
Mono
Inyo National Forest, along Highway 120 near the 30 00 mile marker.
2453
Comment
SEINET3828045
Hymenoclea monogyra
J. Mark Porter, O. Mistretta & S. Hobbs
2002-1
13410
Imperial
Imperial Dunes Recreation Area (Algodones Dunes), ca. 0.5 mi WSW of Ogilby W. of County road S34
95
Comment
RSA767470
Hymenoclea salsola
J. M. Porter, Orlando Mistretta, S. Hobbs
2002-3-2
13410
Imperial
Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34.
95
Comment
RSA620622
Hymenolobus procumbens
J. Mark Porter
1998-4-26
11810
Inyo
Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd; hills below pheasant club.
Comment
CAS-BOT-BC219715
Hyptis emoryi
J. Mark Porter; O. Mistretta; S. Hobbs
2002-3-2
13408
Imperial
Imperial Dunes Recreation Area (Algodones Dunes), ca. 0.5 mi WSW of Ogilby, W of County road S34
95
Comment
RSA721140
Hyptis emoryi
J. Mark Porter
2001-4-20
12525
San Bernardino
Whipple Mountains: Granite slope just SW of Gene Wash Reservoir.
Comment
RSA721165
Hyptis emoryi
J. Mark Porter
2001-11-18
13358
San Bernardino
WHIPPLE MOUNTAINS: Black Metal Wash.
305
Comment
RSA721883
Hyptis emoryi
J. Mark Porter, Orlando Mistretta
2003-6-5
13624
Riverside
Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range.Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running southeast.
412
Comment
RSA767468
Hyptis emoryi
J. Mark Porter, Orlando Mistretta, S. Hobbs
2002-3-2
13408
Imperial
Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34.
95
Comment
UCR200263
Hyptis emoryi
J. M. Porter, Orlando Mistretta
2003-6-5
13624
Imperial
Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains, Chocolate Mountains Bombing and Gunnery Range. Unnamed canyon, south of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running southeast
412
Comment Read comments Jan 23 2012
SEINET2165317
Ipomoea santillanii
J. Mark Porter
2005-12-10
14616
Unknown
U.S.A., California, under cultivation at 6405 Revere Avenue, Alta Loma (Rancho Cucamonga).
Comment
RSA0013693
Ipomopsis polycladon
J. Mark Porter
2001-6-3
12810
Inyo
Inyo National Forest, along 169 just S of Westgard Pass. 30.5 mile marker.
2232
Comment
RSA620130
Ipomopsis polycladon
J. Mark Porter
1998-4-24
11722
San Bernardino
Mojave Desert: Near mile marker 25.00 along Hwy 395, N of Adelanto and S of Trenton Road.
Comment
UCR119853
Ipomopsis polycladon
J. M. Porter
1998-4-24
11722
San Bernardino
Mojave Desert, Near mile marker 25.00 along Hwy 395, north of Adelanto and south of Trenton Road
Comment
UCR150947
Ipomopsis polycladon
J. M. Porter
1998-4-24
11722
San Bernardino
Mojave Desert, Near mile marker 25.00 along Hwy 395, north of Adelanto and south of Trenton Road
Comment
SEINET8155999
Juncus parryi
T. C. Porter
1881-1
Unknown
Comment
RSA718355
Krameria erecta
J. Mark Porter
2001-4-21
12560
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte.
Comment
RSA720917
Krameria grayi
J. Mark Porter
2001-4-19
12465
San Bernardino
Whipple Mountains: Plains at southern base of mountains.
Comment
RSA620181
Langloisia setosissima subsp. punctata
J. Mark Porter
1998-4-25
11773
Inyo
Panamint Valley: margin of dry lake east of Panamint Springs.
Comment
RSA705615
Langloisia setosissima subsp. punctata
J. Mark Porter
2005-4-27
14368
San Bernardino
On the south side of Highway 178, between Ridgecrest and Westend, above China Lake.
637
Comment
RSA0139307
Langloisia setosissima subsp. setosissima
J. Mark Porter, Gary Wallace, Lauren Machen
2005-3-10
14264
San Diego
Anza Borrego State Park; Blow Sand Canyon, NE side of Borrego Mountain, ca. 2 mi N of Ca Hwy 78.
500
Comment
RSA718715
Langloisia setosissima subsp. setosissima
J. Mark Porter
2001-4-21
12540
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte
Comment
RSA720864
Langloisia setosissima subsp. setosissima
J. Mark Porter
2001-4-21
12605
San Bernardino
Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine.
Comment
RSA720924
Langloisia setosissima subsp. setosissima
J. Mark Porter
2001-4-19
12457
San Bernardino
WHIPPLE MOUNTAINS: Plains at southern base of mountains
Comment
UC2062559
Langloisia setosissima subsp. setosissima
J. M. Porter, Gary Wallace, Lauren Machen
2005-3-10
14264
San Diego
Colorado Desert; Western Colorado Desert Region: Anza Borrego State Park; Blow Sand Canyon, NE side of Borrego Mountain, ca. 2 mi N of California Highway 78.
Comment
CAS-BOT-BC171066
Larrea tridentata
J. Mark Porter; O. Mistretta; S. Hobbs
2002-3-2
13403
Imperial
Imperial Dunes Recreation Area (Algodones Dunes), ca. 0.5 mi WSW of Ogilby, W of county road S34.
95
Comment
CAS-BOT-BC309822
Larrea tridentata
J. Mark Porter; Lauren Machen
2012-5-27
15099
Inyo
Bee Springs Canyon (ca. 7.5 mi east of Independence), just above the Four Mules Mine (abandoned) and Bee Springs
1439
Comment
RSA0012500
Larrea tridentata
J. Mark Porter, Laren Machen
2012-5-27
15099
Inyo
Bee Springs Canyon (ca. 7.5 mi east of Independence), just above the Four Mules Mine (abandoned) and Bee Springs.
1439
Comment
RSA676138
Larrea tridentata
J. Mark Porter, Susan Hobbs, Orlando Mistretta
2003-3-17
s.n.
Imperial
Algodones Dunes. Imperial Sand Dunes National Recreation Area, Patton Valley
Comment
RSA718494
Larrea tridentata
J. Mark Porter
2001-4-21
12548
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte.
Comment
RSA720718
Larrea tridentata
J. Mark Porter
2001-4-20
12503
San Bernardino
Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area.
Comment
RSA721158
Larrea tridentata
J. Mark Porter
2001-11-18
13349
San Bernardino
WHIPPLE MOUNTAINS: Wide wash of plain and slightly deeper (~2m) wash base.
Comment
RSA767465
Larrea tridentata
J. Mark Porter, Orlando Mistretta, S. Hobbs
2002-3-2
13403
Imperial
Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34.
95
Comment
RSA767596
Larrea tridentata
J. Mark Porter
2003-3-4
13486
Imperial
Imperial Dunes (Algodones Dunes) about 2.2 miles northwest of Interstate Highway 8.
Comment
SD251303
Larrea tridentata
J. Mark Porter, Lauren Machen
2012-5-27
15099
Inyo
Bee Springs canyon (ca. 7.5 mi east of Independence), just above the Four Mules Mine (abandoned) and Bee Springs; along wash and on slopes
1438
Comment
SEINET3828053
Larrea tridentata
J. Mark Porter, O. Mistretta & S. Hobbs
2002-1
13403
Imperial
Imperial Dunes Recreation Area(Algodones Dunes), ca. 0.5 mi WSW of Ogilby, W of County road S34
95
Comment
SD250552
Larrea tridentata var. arenaria
J. Mark Porter, Susan Hobbs, Orlando Mistretta
2003-3-17
Imperial
Algodones Dunes. Imperial Sand Dunes National Recreation Area, Patton Valley.
Comment
SEINET3829085
Larrea tridentata var. arenaria
J. Mark Porter
2003-1
13486
Imperial
Imperial Dunes (Algodones Dunes), ca 2.2 mi NW of Interstate Highway 8 shallow dunes between the large transverse dunes.
Comment
RSA767598
Larrea tridentata var. tridentata
J. Mark Porter
2003-3-4
13488
Imperial
Imperial Dunes (Algodones Dunes) about 2.2 miles northwest of Interstate Highway 8.
Comment
RSA102182
Lasthenia californica
T. C. Porter
1884-06
s.n.
Unknown
Sierra Nevada.
Comment
RSA620144
Layia glandulosa
J. M. Porter
1998-4-24
11735
San Bernardino
Mojave Desert: Kramer Hills; along Hwy 395, S. of Kramer Junction.
Comment
POM297732
Layia heterotricha
T. C. Porter
1876-1
s.n.
Kern
[Unspecified]
Comment
HSC14220
Lepechinia calycina
David Porter
1965-5-22
Santa Barbara
San Marcos Pass on Hwy. 154, Santa Ynez Mtns.
678
Comment
RSA620166
Lepidium densiflorum var. pubicarpum
J. Mark Porter
1998-4-25
11791
Inyo
Centennial Canyon: Sandy wash along Hwy 190.
Comment
RSA620035
Lepidium flavum var. flavum
J. Mark Porter
1998-4-24
11749
San Bernardino
Mojave Desert: Salt Wells Canyon, East of Ridgecrest., Near 35 deg 40' 11'' N 117 deg 25' 04'' W.
Comment
RSA620123
Lepidium flavum var. flavum
J. Mark Porter
1998-4-24
11716
San Bernardino
Mojave Desert: Near mile marker 25.00 along Hwy 395, N of Adelanto and S of Trenton Road.
Comment
RSA620167
Lepidium flavum var. flavum
J. Mark Porter
1998-4-25
11790
Inyo
Centennial Canyon: Sandy wash along Hwy 190.
Comment
RSA620081
Lepidium fremontii var. fremontii
J. Mark Porter
1998-4-24
11757
San Bernardino
Mojave Desert: Trona Pinnacles Near 35 deg 37' 12'' N 117 deg 22' 22'' W.. .
Comment
RSA721895
Lepidium fremontii var. fremontii
J. Mark Porter, Orlando Mistretta
2003-6-5
13608
Riverside
Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running east, above the pour-off.
439
Comment
UCR200259
Lepidium fremontii var. fremontii
J. M. Porter, Orlando Mistretta
2003-6-5
13608
Riverside
Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains. Chocolate Mountains Bombing and Gunnery Range. Unnamed canyon, south of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running east, above the pour-off
439
Comment
RSA718487
Lepidium lasiocarpum var. lasiocarpum
J. Mark Porter
2001-4-21
12555
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte
Comment
RSA746581
Leptosiphon
J. Mark Porter, Linda M. Prince
2009-4-28
14988
Ventura
East side of Apache Potrero (west of Cowhead Potrero along County Road 95 (Cerro Noroeste Road)
1483
Comment
RSA746582
Leptosiphon
J. Mark Porter, Linda M. Prince
2009-4-28
14987
Ventura
East side of Apache Potrero (west of Cowhead Potrero along County Road 95 (Cerro Noroeste Road)
1483
Comment
RSA780200
Leptosiphon
J. Mark Porter
2005-6-11
14466
Tulare
Along Mountain Hwy. 50.
1524
Comment
RSA780202
Leptosiphon
J. Mark Porter
2005-6-11
14468
Tulare
Along Mtn Hwy. 50 at the turnoff (Jtn. FS Road 23516) to Thompson Camp and Portuguese Pass
Comment
RSA780288
Leptosiphon
J. Mark Porter
2005-6-11
14473
Tulare
Ca. 1/10 mile SW of the junction of 22S05 (Kernville Hwy. 395) and 22S12.
Comment
RSA780566
Leptosiphon
J. Mark Porter
2005-6-10
14456
Kern
Pass on CA 155 between Wofford Heights and Alta Sierra, Sequoia National Forest.
Comment
SD211663
Leptosiphon
J. Mark Porter, Linda Prince
2009-4-28
14988
Ventura
East side of Apache Potrero, west of Cowhead Potrero along County Road 95 (Cerro Noroeste Road.
1483
Comment
SD232763
Leptosiphon
J. Mark Porter
2005-6-11
14473
Tulare
Ca 1/10 mi SW of the junction of 22S05 (Kernville Hwy 395) and 22S12. Big meadow.
Comment
SEINET3349595
Leptosiphon
J. Mark Porter
2005-1
14456
Kern
California pass on CA 155 between Wofford Heights and Alta Sierra, Sequoia National Forest.
Comment
SEINET3349552
Leptosiphon
J. Mark Porter
2005-1
14473
Tulare
ca 1/10 mi SW of the junction of 22S05 (Kernville Hwy 395) and 22S12.
Comment
SEINET3349547
Leptosiphon acicularis
J. Mark Porter
2005-1
14468
Tulare
Along Mtn Hwy 50 at the turnoff (Jtn FS Rd 23516) to Thompson Camp and Portuguese Pass.
Comment Read comments Jul 13 2018
RSA101722
Leptosiphon androsaceus
T. C. Porter
s.n.
Unknown
[no locality information provided]
Comment
RSA620627
Leptosiphon aureus
J. Mark Porter
1998-4-26
11805
Inyo
Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd; hills below pheasant club.
Comment
RSA705326
Leptosiphon aureus
J. Mark Porter, Theodore Anderson
2005-5-27
14433
Ventura
Los Padres National Forest. Upper Cuyama Valley (north of Pine Mountain and Reyes Peak), along Lockwood Valley Road.
1600
Comment
RSA705442
Leptosiphon aureus subsp. decorus
J. Mark Porter, Sarah J. De Groot
2005-3-9
14248
San Bernardino
S of State Route 62, between Little Morongo and Yucca Valley; at the 062 SBD 0500 marker sign.
814
Comment
RSA690932
Leptosiphon breviculus
J. Mark Porter, Lauren Machen
2004-5-2
14090
Los Angeles
San Gabriel Mountains, northern foothills; ca. 0.25 mi. E of Largo Vista Road, several miles S of the California Aqueduct.
1360
Comment
RSA690933
Leptosiphon breviculus
J. Mark Porter, Lauren Machen
2004-5-2
14091
Los Angeles
San Gabriel mountains, northern foothills; along Big Pines Highway, neare the 2.4 mile marker.
1402
Comment
RSA705169
Leptosiphon breviculus
J. Mark Porter, Theodore Anderson
2005-5-23
14409
San Bernardino
San Bernardino National Forest; north of Highway 18, and north of Baldwin Lake, along Holcomb Valley Road.
2075
Comment
RSA788854
Leptosiphon breviculus
J. Mark Porter, Lauren Machen
2012-5-30
15131 .2
Los Angeles
Along CA Hwy 2 (Angeles Crest Highway) across the highway from Dawson Saddle Trail (and pull-off).
2412
Comment
RSA789034
Leptosiphon breviculus
J. Mark Porter, Lauren Machen
2012-5-20
15161
San Bernardino
San Gabriel Mountains. Along Highway 2 (Angeles Crest Highway) SW of Wrightwood, at Inspiration Point.
2280
Comment
UCR256692
Leptosiphon breviculus
J. M. Porter, Lauren E. Machen
2012-5-20
15161
Los Angeles
San Gabriel Mountains, Along Highway 2 (Angeles Crest Highway) SW of Wrightwood at Inspiration Point
2280
Comment
UCR256694
Leptosiphon breviculus
J. M. Porter, Lauren E. Machen
2012-5-30
15131 .2
Los Angeles
San Gabriel Mtns., Along CA Hwy 2 (Angeles Crest Highway) across the highway from Dawson Saddle Trail (and pull-off)
2412
Comment
RSA780120
Leptosiphon breviculus
J. Mark Porter
2005-6-8
14441
Los Angeles
Table Mountain, San Gabriel Mountains.
Comment
RSA0047258
Leptosiphon chrysanthus
J. Mark Porter, Lauren E. Machen
1997-4-7
11469
San Bernardino
Cima Road, ca. 2 mi SE of the junction of Cima Rd and Interstate 15.
1170
Comment
RSA746588
Leptosiphon liniflorus
J. Mark Porter, Linda M. Prince
2009-4-28
14994
Kern
Bitter Creek National Wildlife Refuge, 0.2 mi (o.32 km) north of County Road 95 (Cerro Noroeste Road) along an abandoned dirt road.
1368
Comment
SD211662
Leptosiphon liniflorus
J. Mark Porter, Linda Prince
2009-4-28
14991
Kern
Bitter Creek National Wildlife Refuge, 0.2 mile north of County Road 95 (Cerro Noroeste Road) along an abandoned dirt road.
1367
Comment
RSA705396
Leptosiphon nuttallii
J. Mark Porter, Theodore Anderson
2005-5-23
14400
San Bernardino
San Bernardino National Forest; along Highway 38, just east of Jenks Lake Road.
1960
Comment
SD231402
Leptosiphon nuttallii
J. Mark Porter, Theodore Anderson
2005-5-23
14400
San Bernardino
San Bernardino Mountains. San Bernardino National Forest; along Highway 38, just east of Jenks Lake Road.
1960
Comment
RSA705662
Leptosiphon parviflorus
J. Mark Porter, Theodore Anderson
2005-4-26
14360
Monterey
E of Highway 1, on the former Fort Ord Military Reservation, S of Marina.
8
Comment
JROH1030
Lessingia hololeuca
Duncan M. Porter
1960-10-12
724
San Mateo
Jasper Ridge Biological Preserve, Stanford University. 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
RSA104133
Leucothoe davisiae
T. C. Porter
1876-1
s.n.
Plumas
[Unspecified]
Comment
RSA620091
Linanthus arenicola
J. Mark Porter
1998-4-25
11767
San Bernardino
Salt Wells Canyon: Narrows of Salt Wells Canyon, draining Salt Wells Valley on the south side of Hwy 178.
Comment
RSA620162
Linanthus arenicola
J. Mark Porter
1998-4-25
11796
Inyo
Owens Valley: Along Hwy 136, near Dolomite Loop Rd.
Comment
RSA620621
Linanthus bigelovii
J. Mark Porter
1998-4-26
11811
Inyo
Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd; hills below pheasant club.
Comment
RSA621044
Linanthus bigelovii
J. Mark Porter
1998-4-27
11831
Los Angeles
Antelope Valley: Hill N. of Saddleback Butte State Park (N. of Ave. J.)
Comment
RSA705181
Linanthus bigelovii
J. Mark Porter, Sarah J. De Groot
2005-3-9
14258
Riverside
Along Whitewater Canyon Road, ca. 3 mi N of the intersection with the frontage road of I 10, W of the road on a steep, rocky slope, W of the river.
575
Comment
RSA705332
Linanthus bigelovii
J. Mark Porter, Theodore Anderson
2005-5-27
14418
Kern
Los Padres National Forest. Lockwood Valley (south of the San Emigdio Mountain Range), on the north side of Lockwood Valley Road, ca. 0.8 mi., by road, SW of the junction with Cuddy Valley Road.
Comment
RSA705439
Linanthus bigelovii
J. Mark Porter, Sarah J. De Groot
2005-3-9
14250
San Bernardino
S of State Route 62, along the E side of La Contenta Rd., near Sky Continuation High School, between Yucca Valley and Joshua Tree.
967
Comment
SD231403
Linanthus bigelovii
J. Mark Porter, Sarah DeGroot
2005-3-9
14258
Riverside
Along Whitewater Canyon Road, about 3 miles north of the intersection with the frontage road of I 10, west of the road on a steep, rocky slope, west of the river.
575
Comment
SD231404
Linanthus bigelovii
J. Mark Porter, Theodore Anderson
2005-5-27
14418
Kern
Los Padres National Forest. Lockwood Valley (south of the San Emigdio Mountain Range), on the north side of Lockwood Valley Road, about 0.8 miles, by road, southwest of the junction with Cuddy Valley Road.
Comment
UCR208144
Linanthus bigelovii
J. M. Porter, Sarah J. De Groot
2005-3-9
14250
San Bernardino
Mojave Desert, south of State Route 62, along the E side of La Contenta Road, near Sky Continuation High School, between Yucca Valley and Joshua Tree
967
Comment
SBBG120036
Linanthus bigelovii
J. M. Porter, L. E. Machen
1998-3-15
11617
Unknown
Desierto El Vizcaino, Cerro Juan, ca. 10 mi S of Jaraguay (S of Plya Seca), granitic boulder slope adjacent to Hwy 1
Comment
RSA0010366
Linanthus bigelovii subsp. johnsonii
J. Mark Porter, Sarah J. De Groot
2005-3-9
14254
San Bernardino
S of State Route 62, at the base of a boulder outcrop of granite, just E of Joshua Tree.
794
Comment
HSC17057
Linanthus californicus
David Porter
1965-4-22
Los Angeles
1/2 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns.
412
Comment Read comments May 21 2014
RSA690925
Linanthus californicus
J. Mark Porter, Lauren Machen
2004-5-1
14080
Los Angeles
San Gabriel Mountains, along Glendora Ridge Road, near the 7.00 mile marker.
1271
Comment
RSA789026
Linanthus concinnus
J. Mark Porter, Lauren Machen
2012-5-30
15130
Los Angeles
Along Ca Hwy 2 (Angeles Crest Highway) across the highway from Dawson Saddle Trail (and pull-off).
2414
Comment Read comments Jun 7 2016
RSA705659
Linanthus dianthiflorus
J. Mark Porter, Lauren Machen
2005-4-24
14352
San Diego
Between San Diego (El Cajon) and Tecate, along Hwy. 94, at the 36.50 mile marker; near Barrett Smith Rd.
Comment
RSA705432
Linanthus dichotomus
J. Mark Porter, Theodore Anderson
2005-3-15
14276
Kern
El Paso Mountains, along US 395, N of Randsberg.
1040
Comment
UCR208145
Linanthus dichotomus
J. M. Porter, T. Anderson
2005-3-15
14276
Kern
Mojave Desert, El Paso Mountains, along US 395, north of Randsberg
1040
Comment
RSA746589
Linanthus dichotomus subsp. dichotomus
J. Mark Porter, Linda M. Prince
2009-4-28
14996
Ventura
Ca. 0.2 mi (0.32km) SW of Pine Springs Campground, at the western terminus of Forest Service Road 7N03A (of Grade Valley Road (7N03). In one of the small washes feeding San Guillermo Creek.
Comment
RSA0047260
Linanthus filiformis
J. Mark Porter, Lauren E. Machen
1997-4-7
11471
San Bernardino
Zzyzx Road, ca. 0.25 mi S of the junction of Arrowhead Trail/Zzyzx Rd and Interstate 15, W of Soda Dry Lake.
335
Comment
RSA705227
Linanthus filiformis
J. Mark Porter
2005-4-27
14376
Inyo
Homewood Canyon , W of Highway 178 (Trona-Wildrose Road); NW of the old mine.
1100
Comment
CAS-BOT-BC309827
Linanthus inyoensis
J. Mark Porter
2001-6-4
12843
Mono
Along Hwy 120 near the turnoff to Mono Lake Tufa area
2056
Comment
RSA0012787
Linanthus inyoensis
J. Mark Porter
2001-6-4
12843
Mono
Along Highway 120 near the turnoff to Mono Lake Tufa area.
2057
Comment
RSA0013129
Linanthus jonesii
J. Mark Porter, Sarah J. De Groot
2012-4-12
15084
Imperial
Palm Canyon Wash, 5.5 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the southern margin of broad wash.
347
Comment
RSA0029669
Linanthus jonesii
J. Mark Porter, Sarah J. De Groot
2012-4-12
15084
Imperial
Palm Canyon Wash, 5.5 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the southern margin of broad wash.
347
Comment
RSA705491
Linanthus jonesii
J. Mark Porter, Sarah J. De Groot
2005-3-9
14247
Riverside
E. of State Route 62, on paved road between Peirson Blvd. and Indian Ave., N of the Metropolitan Water District Reservoir, Morongo Valley; on both sides of the road.
486
Comment
RSA718146
Linanthus jonesii
J. Mark Porter
2001-4-21
12583
San Bernardino
Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine.
Comment
RSA720863
Linanthus jonesii
J. Mark Porter
2001-4-21
12606
San Bernardino
Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine.
Comment
RSA721146
Linanthus jonesii
J. Mark Porter
2001-4-20
12517
San Bernardino
Whipple Mountains: Granite slope just SW of Gene Wash Reservoir.
Comment
SD231405
Linanthus jonesii
J. Mark Porter, Sara DeGroot
2005-3-9
14247
Riverside
East of State Route 62, on paved road between Peirson Blvd. and Indian Ave., north of the Metropolitan Water District Resevior, Morongo Valley. On both sides of the roads.
486
Comment
RSA620171
Linanthus jonesii
J. Mark Porter
1998-4-25
11784
Inyo
Argus Mountains: East of Panamint Springs at foot of Argus Mtns. Large wash at East end of town.
Comment
RSA705172
Linanthus killipii
J. Mark Porter, Theodore Anderson
2005-5-23
14410 .6
San Bernardino
San Bernardino National Forest; along Highway 18, northwest of Whiskey Springs.
Comment
RSA0047250
Linanthus maculatus
J. Mark Porter, Leigh A. Johnson
1997-3-10
11467
Riverside
Whitewater Canyon, ca. 1 mi. N of Whitewater (along Interstate 10).
474
Comment
RSA0116623
Linanthus maculatus
J. Mark Porter, Sarah J. De Groot
2005-3-9
14255
San Bernardino
S of State Route 62, at the base of a boulder outcrop of granite, just E of Joshua Tree.
794
Comment
RSA0116624
Linanthus maculatus
J. Mark Porter, Sarah J. De Groot
2005-3-9
14256
Riverside
Along Whitewater Canyon Road, E of the road on a bench overlooking a dry wash, W of the river.
460
Comment
RSA645177
Linanthus maculatus
J. Mark Porter, L. Machen
1995-4-14
10698
Riverside
Whitewater Canyon, ca 1.5 mi north of Interstate 10, ca. 0.25 mi south of the fence delineating private property. East of Whitewater Canyon Road, on the terrace below the level of the road.
Comment
RSA645178
Linanthus maculatus
J. Mark Porter, L. Machen
1995-4-14
10690
Riverside
Mouth of Morongo Canyon, in Morongo Wash, on the east side of Highway 62, along the old right-of-way for old Route 62 (portions of the pavement are still present), 0.4 miles north of the intersection of Indian Avenue and HWY 62.
Comment
RSA645179
Linanthus maculatus
J. Mark Porter, L. Machen
1995-4-14
10693
Riverside
Floodplains of Morongo Wash, east of Highway 63, and south of the intersection of Indian Avenue and Hwy 62.
500
Comment
RSA657236
Linanthus maculatus
J. Mark Porter, Valerie Soza, Gary D. Wallace
2001-4-2
12333
Riverside
Coachella Valley, along Big Morongo Wash, N of Indian Avenue, ca. 1.5 mi ESE jtn. with Hwy 62.
457
Comment
RSA657240
Linanthus maculatus
J. Mark Porter, Valerie Soza, Gary D. Wallace
2001-4-2
12339
Riverside
Coachella Valley, Desert Hot Springs, S of Big Morongo Wash, along Indian Ave, just S of the jtn. with Pierson Avenue.
396
Comment
RSA705492
Linanthus maculatus
J. Mark Porter, Sarah J. De Groot
2005-3-9
14246
Riverside
E. of State Route 62, on paved road between Peirson Blvd. and Indian Ave., N of the Metropolitan Water District Reservoir, Morongo Valley; on both sides of the road.
486
Comment Read comments Jan 28 2008
SD231406
Linanthus maculatus
J. Mark Porter, Sarah DeGroot
2005-3-9
14246
Riverside
East of State Route 62, on paved road between Peirson Blvd. and Indian Ave., north of the Metropolitan Water District Resevior, Morongo Valley. On both sides of the roads.
486
Comment
UCR153625
Linanthus maculatus
J. M. Porter, L. E. Machen
1995-4-14
10693
Riverside
Sonoran (Colorado) Desert, Floodplains of Morongo Wash, east of Hwy 62 and south of the intersection of Indian Ave. and Hwy 62, between US 62 and an old road parallel and E to it.
500
Comment
GH404212
Linanthus maculatus subsp. emaculatus
J. Mark Porter & Sarah De Groot
2012-4-12
15086
Unknown
Palm Canyon Wash, 5.5 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the southern margin broad wash. 32.73637 deg N, 116.088779 ft W (WGS 84)
346
Comment
RSA0010370
Linanthus maculatus subsp. emaculatus
J. Mark Porter, Sarah J. De Groot
2012-4-12
15086
Imperial
Palm Canyon Wash, 5.5 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the southern margin of broad wash.
347
Comment
RSA0029670
Linanthus maculatus subsp. emaculatus
J. Mark Porter, Sarah J. De Groot
2012-4-12
15087
Imperial
Palm Canyon Wash, 6.2 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the eastern margin of broad wash.
384
Comment
SD247696
Linanthus maculatus subsp. maculatus
J. Mark Porter, Leigh A. Johnson
1997-3-10
11467
Riverside
Whitewater Canyon, ca. 1.0 mile N of Whitewater (along Intertate 10).
473
Comment
RSA620626
Linanthus parryae
J. Mark Porter
1998-4-26
11806
Inyo
Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd.
Comment
RSA788855
Linanthus pungens
J. Mark Porter, Lauren Machen
2012-5-30
15131 .3
Los Angeles
Along CA Hwy 2 (Angeles Crest Highway) near (W of) Cortleyou Spring, 0.4 mi E (by road) of Islip Saddle and the junction with CA 39 (San Gabriel Canyon Road).
2070
Comment
UCR256685
Linanthus pungens
J. M. Porter, Lauren E. Machen
2012-5-30
15131 .3
Los Angeles
Transverse Range; San Gabriel Mtns., along CA Hwy 2 (Angeles Crest Hwy) near (W of) Cortleyou Spring, 0.4 miles east (by road) of Islip Saddle and the junction with CA 39 (San Gabriel Canyon Road)
2070
Comment
UCR256690
Linanthus pungens
J. M. Porter, Lauren E. Machen
2012-5-27
15114
Inyo
Northern Mojave Desert, Last Chance Mountains, near (NW of) Crater, 1.4 mi NW of the junction of Sulfur Road and Death Valley/Eureka Valley Road (on Death Valley Road)
1425
Comment
RSA0012792
Linanthus pungens subsp. pulchriflorus
J. Mark Porter
2001-6-4
12836
Mono
Inyo National Forest, along Highway 120 near the 30 00 mile marker.
2453
Comment
RSA0013688
Linanthus pungens subsp. pulchriflorus
J. Mark Porter
2001-6-3
12815
Inyo
Inyo National Forest, along 169 just S of Westgard Pass. 30.5 mile marker.
2232
Comment
RSA788852
Linanthus pungens subsp. pulchriflorus
J. Mark Porter, Lauren Machen
2012-5-27
15114
Inyo
Last Chance Mountains, near (NW of) Crater, 1.4 mi NW of the junction of Sulfur Road and Death Valley/Eureka Valley Road (on Death Valley Road).
1425
Comment
HSC20671
Linaria pinifolia
David Porter
1965-5-6
Los Angeles
1 mi. N of Chatsworth, Simi Hills
351
Comment
RSA654185
Lobularia maritima
Marilyn Porter
1991-5-17
25
Los Angeles
Upland at San Bernardino County line, south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam.
670
Comment
RSA657232
Loeflingia squarrosa
J. M. Porter
2001-4-2
12328
Riverside
Coachella Valley, Desert Hot Springs, S of Big Morongo Wash, along Indian Ave, just S of the jtn. with Pierson Avenue.
396
Comment
RSA0012786
Loeseliastrum matthewsii
J. Mark Porter
2001-6-5
12846
Inyo
Along Highway 395 near the 66 00 mile marker, between Independence and Lone Pine.
1182
Comment
RSA690927
Loeseliastrum matthewsii
J. Mark Porter, Lauren Machen
2004-5-2
14085
Los Angeles
San Gabriel Mountains, northern foothills; ca. 0.25 mi. E of Largo Vista Road, several miles S of the California Aqueduct.
1360
Comment
RSA690931
Loeseliastrum matthewsii
J. Mark Porter, Lauren Machen
2004-5-2
14089
Los Angeles
San Gabriel Mountains, northern foothills; ca. 0.25 mi. E of Largo Vista Road, several miles S of the California Aqueduct.
1360
Comment
RSA705239
Loeseliastrum matthewsii
J. Mark Porter
2005-4-27
14369
San Bernardino
On the south side of Highway 178, between Ridgecrest and Westend, above China Lake.
637
Comment
RSA705617
Loeseliastrum matthewsii
J. Mark Porter
2005-4-27
14371
San Bernardino
Trona Pinacles, S of Highway 178 and Westend.
525
Comment
RSA789627
Loeseliastrum matthewsii
J. Mark Porter, Lauren Machen
2012-5-20
15164
Los Angeles
San Gabriel Mountains, Along Highway 2 (Angeles Crest Highway) NE of Wrightwood, in lower Swarthout Canyon.
1639
Comment
RSA0014472
Loeseliastrum schottii
J. Mark Porter
2012-3-30
15080
Imperial
About 3 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the W foot of Sugarloaf Mountain.
278
Comment
RSA0047262
Loeseliastrum schottii
J. Mark Porter, Lauren E. Machen
1997-4-7
11473
San Bernardino
New York Mountains, ca. 5 mi. ESE of Ivanpah, on the Ivanpah Road. Adjacent to old railroad grade.
1365
Comment
RSA620131
Loeseliastrum schottii
J. Mark Porter
1998-4-24
11723
San Bernardino
Mojave Desert: Near mile marker 25.00 along Hwy 395, N of Adelanto and S of Trenton Road.
Comment
RSA657233
Loeseliastrum schottii
J. Mark Porter
2001-4-2
12329
Riverside
Coachella Valley, along Big Morongo Wash, N of Indian Avenue, ca. 1.5 mi ESE jtn. with Hwy 62.
457
Comment
RSA657241
Loeseliastrum schottii
J. Mark Porter
2001-4-2
12340
Riverside
Coachella Valley, Desert Hot Springs, NE of Big Morongo Wash, just N of the jtn. Agusta Avenue and Little Morongo Drive.
412
Comment
RSA705497
Loeseliastrum schottii
J. Mark Porter, Gary D. Wallace
2005-3-10
14261
San Diego
Anza Borrego State Park; Blow Sand Canyon, NE side of Borrego Mountain, ca. 3 mi N of Ca Hwy 78.
224
Comment
RSA720733
Loeseliastrum schottii
J. Mark Porter
2001-4-20
12483
San Bernardino
Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area.
Comment
CAS-BOT-BC283271
Lolium multiflorum
D. M. Porter; S. H. Porter
1967-4-30
1556
Santa Clara
Alviso. At edge of brackish water at S end of town near Alviso Slough
Comment
JROH278
Lomatium utriculatum
Duncan M. Porter
1960-4-22
657 B
San Mateo
Jasper Ridge Biological Preserve, Stanford University; meadow near crest of NE-facing slope above Webb Ranch. Quadrat H-3
Comment
RSA104132
Lotus oblongifolius var. nevadensis
T. C. Porter
1876-1
s.n.
Plumas
[No location data on label]
Comment
RSA717907
Lotus salsuginosus var. brevivexillus
J. Mark Porter
2001-4-21
12534
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte
Comment
RSA721181
Lotus salsuginosus var. brevivexillus
J. Mark Porter
2001-4-20
12530
San Bernardino
Whipple Mountains: Along the road to Havasu Palms.
Comment
RSA591083
Lotus salsuginosus var. salsuginosus
J. Mark Porter, J. Travis Columbus, Gracie dos Santos
1996-6-5
10925
Los Angeles
Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road.
610
Comment
RSA654189
Lotus scoparius var. brevialatus
Marilyn Porter
1991-5-17
26
Los Angeles
Upland at San Bernardino County line, south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam.
670
Comment
RSA654188
Lotus scoparius var. scoparius
Marilyn Porter
1991-5-5
11
Los Angeles
Upland at San Bernardino County line north from parking area at Shinn Road and Mount Baldy Road, followed abandoned road in flood plain. Start: (1/2) ? mile in. Stopped: (2)? miles.
670
Comment
RSA0012790
Lupinus
J. Mark Porter
2001-6-4
12838
Mono
Inyo National Forest, along Highway 120 near the 30 00 mile marker.
2453
Comment
RSA720727
Lupinus arizonicus
J. Mark Porter
2001-4-20
12493
San Bernardino
Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area.
Comment
RSA720741
Lupinus arizonicus
J. Mark Porter
2001-4-19
12473
San Bernardino
WHIPPLE MOUNTAINS: Plains at southern base of mountains
Comment
HSC14847
Lupinus longifolius
David Porter
1965-5-5
Los Angeles
0.5 mi. N of Topanga Canyon Blvd. Topanga Canyon, Santa Monica Mtns.
412
Comment
RSA0047268
Lupinus sparsiflorus
J. Mark Porter, Lauren E. Machen
1997-2-15
11422
Riverside
North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore.
390
Comment
SD247649
Lupinus sparsiflorus
J. Mark Porter, Lauren E. Machen
1997-2-15
11422
Riverside
North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore.
390
Comment
RSA591084
Lupinus sparsiflorus subsp. sparsiflorus
J. Mark Porter, J. Travis Columbus, Gracie dos Santos
1996-6-5
10924
Los Angeles
Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. In and around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road.
610
Comment
RSA721155
Lycium andersonii
J. Mark Porter
2001-11-18
13352
San Bernardino
WHIPPLE MOUNTAINS: Wide wash of plain and slightly deeper (~2m) wash base.
Comment
RSA721171
Lycium andersonii
J. Mark Porter
2001-11-18
13374
San Bernardino
WHIPPLE MOUNTAINS: Eastern foothills, wash draining into Colorado River.
128
Comment
SBBG118946
Lycium andersonii
J. M. Porter
2001-11-18
13352
San Bernardino
Whipple Mtns, wide wash of plain
Comment
RSA589187
Lycium cooperi
J. Mark Porter
1991-4-28
4735
Los Angeles
Ca. 1040 m due W of the little butte of Three Sisters. Bladed road heading N from Black Butte Basin Rd. x Ave. 'U' running northward to the W of BBB Rd. for about 1.2 mi.; then rejoining it NW of Three Sisters (buttes.)
951
Comment
RSA721143
Machaeranthera pinnatifida subsp. gooddingii
J. M. Porter
2001-4-20
12512
San Bernardino
Whipple Mountains: Granite slope just SW of Gene Wash Reservoir.
Comment
RSA620126
Malacothrix glabrata
J. Mark Porter
1998-4-24
11719
San Bernardino
Mojave Desert: Near mile marker 25.00 along Hwy 395, N of Adelanto and S of Trenton Road.
Comment
RSA717910
Mammillaria grahamii var. grahamii
J. Mark Porter
2001-4-21
12575 -b
San Bernardino
Whipple Mountains: SW of Gene Wash Reservoir.
Comment
RSA718141
Mammillaria grahamii var. grahamii
J. Mark Porter
2001-4-21
12613 -e
San Bernardino
Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine.
Comment Read comments Jun 23 2010
RSA676318
Mammillaria tetrancistra
J. Mark Porter, Lauren E. Machen
2003-4-6
S.N.
San Bernardino
Granite Mountains, just north of the San Bernardino Mountains, east of Apple Valley, and west of Leucerne Dry Lake. On the north side of CA Highway 18.
Comment
RSA717913
Mammillaria tetrancistra
J. Mark Porter
2001-4-21
12582 -b
San Bernardino
Whipple Mountains: Near Colorado River, Copper Basin Dunes region, old mines along [Parker Dam road], W of Big Bend Resort.
Comment
RSA720871
Marina parryi
J. Mark Porter
2001-4-21
12598
San Bernardino
Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of DandW mine.
Comment
RSA720916
Marina parryi
J. Mark Porter
2001-4-19
12466
San Bernardino
WHIPPLE MOUNTAINS: Plains at southern base of mountains
Comment
RSA654194
Melica imperfecta
Marilyn Porter
1991-5-17
16
Los Angeles
Upland at San Bernardino County line, south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam.
670
Comment Read comments Feb 6 2008
JROH2829
Mentha X piperita
Ruth Porter
1997-11-3
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; low flow crossing
Comment
RSA746585
Mentzelia
J. Mark Porter, L. M. Prince
2009-4-28
14992
Kern
Bitter Creek National Wildlife Refuge, 0.2 mi (o.32 km) north of County Road 95 (Cerro Noroeste Road) along an abandoned dirt road.
1368
Comment
RSA717548
Mentzelia affinis
J. Mark Porter
2001-4-20
12480
San Bernardino
Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area.
Comment
RSA720877
Mentzelia involucrata
J. Mark Porter
2001-4-21
12592
San Bernardino
Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine.
Comment
RSA720929
Mentzelia involucrata
J. Mark Porter
2001-4-19
12450
San Bernardino
Whipple Mountains: Plains at southern base of mountains.
Comment
HSC15872
Mentzelia lindleyi
David Porter
1965-5-22
Santa Barbara
Along Hwy. 154, 8 mi. NW of Santa Barbara.
274
Comment
SD255209
Mentzelia longiloba
J. Mark Porter, Susan Hobbs, Orlando Mistretta
2003-2-20
Imperial
Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness.
Comment
RSA0127352
Mentzelia longiloba var. longiloba
J. Mark Porter
2001-4-20
12501
San Bernardino
Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area.
Comment
RSA0127369
Mentzelia longiloba var. longiloba
J. Mark Porter, Susan Hobbs, Orlando Mistretta
2003-2-20
s.n.
Imperial
Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness.
Comment
JROH1154
Microseris douglasii subsp. tenella
Duncan M. Porter
1960-4-22
657 A
San Mateo
Jasper Ridge Biological Preserve, Stanford University; meadow near crest of N-facing slope above Webb Ranch. Quadrat H-3
Comment
RSA780195
Microsteris
J. Mark Porter
2005-6-11
14474
Tulare
Ca. 1/10 mile SW of the junction of 22S05 (Kernville Hwy. 395) and 22S12.
Comment
RSA780199
Microsteris
J. Mark Porter
2005-6-11
14465
Tulare
Along Mountain Hwy. 50.
1524
Comment
RSA705179
Microsteris gracilis
J. Mark Porter, Theodore Anderson
2005-5-23
14401
San Bernardino
San Bernardino National Forest; along Highway 38, just east of Jenks Lake Road.
1960
Comment
RSA705323
Microsteris gracilis
J. Mark Porter, Theodore Anderson
2005-5-27
14429
Ventura
Los Padres National Forest. Mount Pinos, along Cuddy Valley Road.
2490
Comment
RSA746590
Microsteris gracilis
J. Mark Porter, Linda M. Prince
2009-4-28
14997
Ventura
Ca. 0.2 mi (0.32km) SW of Pine Springs Campground, at the western terminus of Forest Service Road 7N03A (of Grade Valley Road (7N03). In one of the small washes feeding San Guillermo Creek.
Comment
SD211666
Microsteris gracilis
J. Mark Porter, Linda Prince
2009-4-28
14997
Ventura
Ca. 0.2 mile southwest of Pine Springs Campground at the western terminus of Forest Servicfe Road 7N03A ( of Grade Valley Road 7N03.
Comment
SD232766
Microsteris gracilis
J. Mark Porter
2005-6-10
14455
Kern
Pass on CA 155 between Wofford Heights and Alta Sierra, Sequoia National Forest.
Comment
SEINET3349596
Microsteris gracilis
J. Mark Porter
2005-1
14455
Kern
California pass on CA 155 between Wofford Heights and Alta Sierra, Sequoia National Forest.
Comment
RSA780290
Microsteris gracilis subsp. gracilis
J. Mark Porter
2005-6-10
14455
Kern
Pass on CA 155 between Wofford Heights and Alta Sierra, Sequoia National Forest.
Comment
RSA746591
Mimulus androsaceus
J. Mark Porter, L. M. Prince
2009-4-28
14995
Ventura
Ca. 0.2 mi (0.32km) SW of Pine Springs Campground, at the western terminus of Forest Service Road 7N03A (of Grade Valley Road (7N03),
Comment
RSA654212
Mimulus aurantiacus
Marilyn Porter
1991-5-19
32
Los Angeles
Upland at San Bernardino County line south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam.
671
Comment
RSA101669
Mimulus aurantiacus var. grandiflorus
T. C. Porter
1879-1
s.n.
Unknown
[No location data on label]
Comment
HSC20776
Mimulus aurantiacus var. pubescens
David Porter
1965-4-22
Los Angeles
0.5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns.
412
Comment
HSC20805
Mimulus brevipes
David Porter
1965-4-27
Los Angeles
1/2 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns.
412
Comment
JROH5857
Mimulus douglasii
Ruth Porter
1989-3-12
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. In Vestal's exclosure
Comment
JROH4086
Mimulus guttatus
Duncan M. Porter
1961-4-8
750
San Mateo
Jasper Ridge Biological Preserve, Stanford University; below large meadow on crest of ridge
Comment
JROH1707
Minuartia douglasii
Ruth Porter
1991-4-12
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Area C
Comment
RSA720862
Mirabilis bigelovii var. retrorsa
J. Mark Porter
2001-4-21
12607
San Bernardino
Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine.
Comment
HSC16158
Mirabilis laevis
David Porter
1965-5-6
Los Angeles
1 mi. N of Chatsworth, Simi Hills
351
Comment
RSA0047271
Mirabilis laevis var. crassifolia
J. Mark Porter, Lauren E. Machen
1997-2-15
11420
Riverside
North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore.
390
Comment
SD247675
Mirabilis laevis var. crassifolia
J. Mark Porter, Lauren E. Machen
1997-2-15
11420
Riverside
North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore.
390
Comment
RSA789625
Mirabilis laevis var. villosa
J. Mark Porter, Laren Machen
2012-5-27
15117
Inyo
Last Chance Mountains, near (NW of) Crater, 1.4 mi NW of the junction of Sulfur Road and Death Valley/Eureka Valley Road (on Death Valley Road).
1425
Comment
UCR256691
Mirabilis laevis var. villosa
J. M. Porter, Lauren E. Machen
2012-5-27
15117
Inyo
Northern Mojave Desert, Last Chance Mountains, near (NW of) Crater, 1.4 mi NW of the junction of Sulfur Road and Death Valley/Eureka Valley Road (on Death Valley Road)
1425
Comment
RSA620077
Mohavea breviflora
J. Mark Porter
1998-4-24
11754
San Bernardino
Mojave Desert: Trona Pinnacles.
Comment
RSA718147
Mohavea confertiflora
J. Mark Porter
2001-4-21
12582
San Bernardino
Whipple Mountains: Near Colorado River, Copper Basin Dunes region, old mines along [Parker Dam road], W of Big Bend Resort.
Comment
RSA720920
Mohavea confertiflora
J. Mark Porter
2001-4-19
12461
San Bernardino
Whipple Mountains: Plains at southern base of mountains.
Comment
RSA620138
Monardella exilis
J. Mark Porter
1998-4-24
11729
San Bernardino
Mojave Desert: Kramer Hills; along Hwy 395, S. of Kramer Junction.
Comment
GH400604
Monardella odoratissima subsp. glauca
D. M. Porter
1960-9-18
705
Unknown
Edge of creek between South Lake and Bull Lake. Lat. 37 deg 9' N, Long. deg 34' W.
Comment
RSA0014475
Monoptilon bellioides
J. Mark Porter
2012-3-30
15077
Imperial
About 3 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the W foot of Sugarloaf Mountain.
278
Comment
RSA620087
Monoptilon bellioides
J. Mark Porter
1998-4-25
11763
San Bernardino
Salt Wells Canyon: Narrows of Salt Wells Canyon, draining Salt Wells Valley on the south side of Hwy 178.
Comment
RSA718717
Monoptilon bellioides
J. Mark Porter
2001-4-21
12539 -A
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte.
Comment
RSA720919
Monoptilon bellioides
J. Mark Porter
2001-4-19
12462
San Bernardino
Whipple Mountains: Plains at southern base of mountains.
Comment
RSA720861
Muhlenbergia microsperma
J. M. Porter
2001-4-21
12608
San Bernardino
Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine
Comment
RSA620121
Nama demissa var. demissa
J. Mark Porter
1998-4-24
11713
San Bernardino
Mojave Desert: Near mile marker 25.00 along Hwy 395, N of Adelanto and S of Trenton Road.
Comment
RSA0012491
Nama densa var. densa
J. Mark Porter, Laren Machen
2012-5-27
15108
Mono
Mono Lake, along Mono Lake Basin Road, about 3 miles S of the lake and 2.5 miles from the junction of Hwy.
2086
Comment Read comments Jun 22 2019
RSA0103364
Nama depressa
J. Mark Porter
1998-4-25
11766
San Bernardino
Salt Wells Canyon: Narrows of Salt Wells Canyon, draining Salt Wells Valley on the south side of Hwy 178.
Comment
RSA620179
Nama pusilla
J. Mark Porter
1998-4-25
11775
Inyo
Panamint Valley: margin of dry lake east of Panamint Springs.
Comment
RSA591061
Navarretia fossalis
J. Mark Porter, J. Travis Columbus, Gracie dos Santos
1996-6-5
10912
Los Angeles
Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. In and around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road.
610
Comment
RSA788857
Navarretia hamata
J. Mark Porter, Lauren Machen
2012-5-28
15154
Los Angeles
Claremont; Gravel pits S of Foothill Blvd. and between Claremont Blvd. and Monte Verde Ave.
390
Comment
RSA788858
Navarretia hamata
J. Mark Porter, Lauren Machen
2012-5-28
15155
Los Angeles
Claremont; Gravel pits S of Foothill Blvd. and between Claremont Blvd. and Monte Verde Ave.
380
Comment
RSA789031
Navarretia hamata
J. Mark Porter, Lauren Machen
2012-5-20
15167
Los Angeles
San Gabriel Mountains, Along Highway 2 (Angeles Crest Highway) NE of Wrightwood, in lower Swarthout Canyon.
1639
Comment
RSA705660
Navarretia hamata subsp. leptantha
J. Mark Porter, Lauren Machen
2005-4-24
14351
San Diego
Between San Diego (El Cajon) and Tecate, along Hwy. 94, at the 27.00 mile marker.
Comment
RSA591058
Navarretia jaredii
J. Mark Porter
1996-6-5
10913
Los Angeles
Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. In and around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road.
610
Comment
UCR95534
Navarretia setiloba
J. M. Porter, J. T. Columbus, G. dos Santos
1996-6-5
10913
Los Angeles
Transverse Range, c. 2 mi north of Solemint, just off Arline Road, 2 mi from intersection with Sierra Hwy
610
Comment
RSA717543
Nemacladus glanduliferus var. orientalis
J. Mark Porter
2001-4-21
12587
San Bernardino
Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine.
Comment
RSA717544
Nemacladus glanduliferus var. orientalis
J. Mark Porter
2001-4-21
12537
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte
Comment
RSA717545
Nemacladus glanduliferus var. orientalis
J. Mark Porter
2001-4-21
12610
San Bernardino
Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine.
Comment
RSA717547
Nemacladus glanduliferus var. orientalis
J. Mark Porter
2001-4-20
12526
San Bernardino
Whipple Mountains: Along the road to Havasu Palms.
Comment
CAS-BOT-BC309813
Nemacladus rubescens
J. Mark Porter; Sarah De Groot
2012-4-12
15082
Imperial
Palm Canyon Wash, 5.5 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the southern margin of broad wash
346
Comment
CAS-BOT-BC309815
Nemacladus rubescens
J. Mark Porter
2012-3-30
15079
Imperial
About 3 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the W foot of Sugarloaf Mountain
278
Comment
RSA0013124
Nemacladus rubescens
J. Mark Porter, Sarah J. De Groot
2012-4-12
15090
Imperial
Palm Canyon Wash, 6.2 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the eastern margin of broad wash.
384
Comment
RSA0013131
Nemacladus rubescens
J. Mark Porter, Sarah J. De Groot
2012-4-12
15082
Imperial
Palm Canyon Wash, 5.5 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the southern margin of broad wash.
347
Comment
RSA0014473
Nemacladus rubescens
J. Mark Porter
2012-3-30
15079
Imperial
About 3 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the W foot of Sugarloaf Mountain.
278
Comment
RSA657237
Nemacladus rubescens
J. Mark Porter, Valerie Soza, G. D. Wallace
2001-4-2
12334
Riverside
Coachella Valley, along Big Morongo Wash, N of Indian Avenue, ca. 1.5 mi ESE jtn. with Hwy 62.
457
Comment
RSA717546
Nemacladus rubescens
J. Mark Porter
2001-4-20
12490
San Bernardino
Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area.
Comment
HSC21274
Nicotiana glauca
David Porter
1965-4-24
Los Angeles
5 mi. W of Newhall on Pico Canyon Rd., Newhall
610
Comment
RSA654169
Nicotiana glauca
Marilyn Porter
1991-5-17
35
Los Angeles
Upland at San Bernardino County line, south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam.
670
Comment
RSA620086
Oenothera cespitosa subsp. marginata
J. Mark Porter
1998-4-25
11762
San Bernardino
Salt Wells Canyon: Narrows of Salt Wells Canyon, draining Salt Wells Valley on the south side of Hwy 178.
Comment
RSA767455
Oenothera deltoides
J. Mark Porter, Orlando Mistretta, S. Hobbs
2002-3-2
13392
Imperial
Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34.
95
Comment
SEINET3828033
Oenothera deltoides
J. Mark Porter, O. Mistretta & S. Hobbs
2002-1
13392
Imperial
Imperial dunes recreation area ( Algodones Dunes) , ca 0.5 mi WSW of ogibly, W of County road S34
95
Comment
RSA676317
Oenothera deltoides subsp. deltoides
J. Mark Porter, Susan Hobbs, Orlando Mistretta
2003-2-20
s.n.
Imperial
Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness.
Comment
RSA720729
Oenothera deltoides subsp. deltoides
J. Mark Porter
2001-4-20
12491
San Bernardino
Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area.
Comment
RSA720735
Oenothera deltoides subsp. deltoides
J. Mark Porter
2001-4-20
12481
San Bernardino
Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area.
Comment
SD250525
Oenothera deltoides subsp. deltoides
J. Mark Porter, Susan Hobbs, Orlando Mistretta
2003-2-20
Imperial
Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness.
Comment
RSA620034
Oligomeris linifolia
J. Mark Porter
1998-4-24
11748
San Bernardino
Mojave Desert: Salt Wells Canyon, East of Ridgecrest.
Comment
RSA620183
Oligomeris linifolia
J. Mark Porter
1998-4-25
11771
Inyo
Panamint Valley: margin of dry lake east of Panamint Springs.
Comment
RSA718495
Oligomeris linifolia
J. Mark Porter
2001-4-21
12547
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte.
Comment
RSA720921
Oligomeris linifolia
J. Mark Porter
2001-4-19
12460
San Bernardino
Whipple Mountains: Plains at southern base of mountains.
Comment
RSA767457
Oligomeris linifolia
J. Mark Porter, O. Mistretta, S. Hobbs
2002-3-2
13394
Imperial
Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34.
95
Comment
SEINET3828032
Oligomeris linifolia
J. Mark Porter, O. Mistretta & S. Hobbs
2002-1
13394
Imperial
Imperial Dunes Reacreation Area ( Algodones Dunes) , ca 0.5 mi WSW of Ogilby, W of County road S34
95
Comment
RSA721168
Olneya tesota
J. Mark Porter
2001-11-18
13354
San Bernardino
WHIPPLE MOUNTAINS: Black Metal Wash.
305
Comment
RSA767600
Olneya tesota
J. Mark Porter
2003-3-4
13490
Imperial
Imperial Dunes (Algodones Dunes) about 2.2 miles northwest of Interstate Highway 8
Comment
SBBG118952
Olneya tesota
J. M. Porter
2001-11-18
13354
San Bernardino
Black Metal Wash; Whipple Mtns
305
Comment
SEINET3828042
Olneya tesota
J. Mark Porter
2003-1
13490
Imperial
Imperial Dunes ( Algodones Dunes), ca 2.2 mi NW of Interstate Highway 8. Burchan dunes just west of the large transverse dunes.
Comment
RSA0083614
Opuntia acanthocarpa var. coloradensis
J. Mark Porter
2001-4-21
12575 -c
San Bernardino
Whipple Mountains: SW of Gene Wash Reservoir.
Comment
RSA717912
Opuntia basilaris var. basilaris
J. Mark Porter
2001-4-21
12575 -d
San Bernardino
Whipple Mountains: SW of Gene Wash Reservoir.
Comment
RSA718137
Opuntia bigelovii
J. Mark Porter
2001-4-21
12582 -c
San Bernardino
Whipple Mountains: Near Colorado River, Copper Basin Dunes region, old mines along [Parker Dam road], W of Big Bend Resort.
Comment
RSA718138
Opuntia bigelovii
J. Mark Porter
2001-4-21
12613 -b
San Bernardino
Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine.
Comment
RSA591067
Orthocarpus purpurascens var. purpurascens
J. Mark Porter, J. Travis Columbus, Gracie dos Santos
1996-6-5
10915
Los Angeles
Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road.
610
Comment
CAS-BOT-BC327836
Palafoxia arida
J. Mark Porter; O. Mistretta; S. Hobbs
2002-3-2
13401
Imperial
Imperial Dunes Recreation Area (Algodones Dunes), ca 0.5 mi WSW of Ogilby, W of County Rd S34.
95
Comment
RSA676319
Palafoxia arida
J. Mark Porter, Susan Hobbs, Orlando Mistretta
2003-2-20
s.n.
Imperial
Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness
Comment
RSA720734
Palafoxia arida var. arida
J. Mark Porter
2001-4-20
12482
San Bernardino
Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area.
Comment
SD250447
Palafoxia arida var. arida
J. Mark Porter
2003-2-20
Imperial
Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness.
Comment
RSA767464
Palafoxia arida var. gigantea
J. Mark Porter, Orlando Mistretta, S. Hobbs
2002-3-2
13401
Imperial
Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34.
95
Comment
RSA767601
Palafoxia arida var. gigantea
J. Mark Porter
2003-3-4
13491
Imperial
Imperial Dunes (Algodones Dunes) about 2.2 miles northwest of Interstate Highway 8
Comment
SEINET3828049
Palafoxia arida var. gigantea
J. Mark Porter, O. Mistretta & S. Hobbs
2002-1
13401
Imperial
Imperial Dunes Recreation Area (Algodones Dunes), ca. 0.5 mi WSW of ogilby, W of County road S34
95
Comment
RSA767505
Panicum urvilleanum
J. M. Porter, O. Mistretta, S. Hobbs
2002-3-2
13413
Imperial
Imperial Dunes Recreation Area [Algodones Dunes], 0.82 miles southwest [202.8 degrees] of Imperial Dunes Recreation Area exit from Interstate 8.
49
Comment
SEINET3828031
Panicum urvilleanum
J. Mark Porter, O. Mostretta & S. Hobbs
2002-1
13413
Imperial
Imperial Dunes Recreation Area exit from Interstate 8.
49
Comment
HSC16786
Papaver heterophyllum
David Porter
1965-5-1
Kern
5 mi. N along Ft. Tejon Rd., Ft. Tejon
1067
Comment
RSA717751
Parietaria hespera var. hespera
J. Mark Porter
2001-4-20
12523
San Bernardino
Whipple Mountains: Granite slope just SW of Gene Wash Reservoir.
Comment
RSA767476
Pectis papposa
J. Mark Porter, Orlando Mistretta, S. Hobbs
2002-3-2
13385
Imperial
Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34.
95
Comment
RSA717551
Pectocarya heterocarpa
J. Mark Porter
2001-4-21
12532 -a
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte
Comment
RSA0028400
Pectocarya platycarpa
J. Mark Porter
1998-4-24
11718
San Bernardino
Mojave Desert: Near mile marker 25.00 along Hwy 395, N of Adelanto and S of Trenton Road.
Comment
RSA717549
Pectocarya platycarpa
J. Mark Porter
2001-4-20
12520
San Bernardino
Whipple Mountains: Granite slope just SW of Gene Wash Reservoir.
Comment
RSA717550
Pectocarya recurvata
J. Mark Porter
2001-4-21
12532 -b
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte
Comment
RSA620026
Pectocarya setosa
J. Mark Porter
1998-4-24
11741
Kern
Mojave Desert: Near Junction of Red Mountain Rd. and Sunshine Mine Rd.
Comment
JROH4106
Pedicularis densiflora
Duncan M. Porter
1961-1-18
736
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Westridge end of Jasper Ridge
Comment
JROH4107
Pedicularis densiflora
Duncan M. Porter
1961-1-18
736
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Westridge end of Jasper Ridge
Comment
HSC20965
Penstemon centranthifolius
David Porter
1965-4-22
46
Los Angeles
0.5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns.
412
Comment
CAS-BOT-BC309825
Penstemon floridus
J. Mark Porter; Lauren Machen
2012-5-27
15113
Inyo
Last Chance Mountains, near (NW of) Crater, 1.4 mi NW of the junction of Sulfur Road and Death Valley/Eureka Valley Road (on Death Valley Road)
1425
Comment
RSA0012486
Penstemon floridus
J. Mark Porter, Laren Machen
2012-5-27
15113
Inyo
Last Chance Mountains, near (NW of) Crater, 1.4 mi NW of the junction of Sulfur Road and Death Valley/Eureka Valley Road (on Death Valley Road).
1425
Comment
SD251260
Penstemon floridus
J. Mark Porter, Lauren Machen
2012-5-27
15113
Inyo
Last Chance Mountains near 9NW of ) Crater, 1.4 mi NW of the junction of Sulfur Road and Death Valley/Eureka Valley Road (on Death Valley Road).
1424
Comment
HSC21062
Penstemon spectabilis
David Porter
1965-4-22
Los Angeles
0.5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns.
412
Comment
RSA654168
Penstemon spectabilis subsp. subviscosus
Marilyn Porter
1991-5-19
29
Los Angeles
Upland at San Bernardino County line south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam.
671
Comment
HSC3899
Peritoma arborea
David Porter
1965-4-24
Los Angeles
5 mi. SW of Sierra Hwy. on Escondido Canyon Rd.
915
Comment
RSA720870
Perityle emoryi
J. Mark Porter
2001-4-21
12599
San Bernardino
Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine
Comment
RSA720915
Perityle emoryi
J. Mark Porter
2001-4-19
12467
San Bernardino
Whipple Mountains: Plains at southern base of mountains.
Comment
RSA767499
Petalonyx thurberi subsp. thurberi
J. Mark Porter
2003-4-8
13491 .05
Imperial
Imperial Dunes (Algodones Dunes), 4.8 miles north-west [293.29 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8, barchan dunes just west of the large transverse dunes.
Comment
RSA721151
Peucephyllum schottii
J. Mark Porter
2001-4-20
12513
San Bernardino
Whipple Mountains: Granite slope just SW of Gene Wash Reservoir.
Comment
RSA721892
Peucephyllum schottii
J. Mark Porter, Orlando Mistretta
2003-6-5
13611
Riverside
Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running east, above the pour-off.
439
Comment
UCR200265
Peucephyllum schottii
J. M. Porter, Orlando Mistretta
2003-6-5
13611
Riverside
Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains. Chocolate Mountains Bombing and Gunnery Range. Unnamed canyon, south of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running east, above the pour-off
439
Comment
RSA657245
Phacelia ambigua
J. Mark Porter
2001-4-2
12344
Riverside
Coachella Valley, Desert Hot Springs, S of Big Morongo Wash, along Indian Ave, just S of the jtn. with Pierson Avenue.
396
Comment
RSA718712
Phacelia ambigua
J. Mark Porter
2001-4-21
12543
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte.
Comment
RSA720867
Phacelia ambigua
J. Mark Porter
2001-4-21
12602
San Bernardino
Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine.
Comment
RSA720927
Phacelia ambigua
J. Mark Porter
2001-4-19
12454
San Bernardino
Whipple Mountains: Plains at southern base of mountains.
Comment
RSA721182
Phacelia ambigua
J. Mark Porter
2001-4-20
12529
San Bernardino
Whipple Mountains: Along the road to Havasu Palms.
Comment
RSA0012494
Phacelia bicolor
J. Mark Porter, Laren Machen
2012-5-27
15105
Mono
Mono Lake, along Mono Lake Basin Road, about 3 miles south of the lake and 2.5 miles from the junction of Highway 395. (WGS 84)
2086
Comment
SD181482
Phacelia crenulata
J. Mark Porter, Valerie Soza, G. Wallace
2001-4-2
12344
Riverside
Coachella Valley, ca. 1 mile east of Desert Hot Springs, Long Canyon, on west side of Long Canyon Road. Openings of fine gravel or coarse sandy soils, just above the wash in Long Canyon.
395
Comment
RSA0043222
Phacelia crenulata var. ambigua
J. Mark Porter, Orlando Mistretta
2003-6-5
13606
Riverside
Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running east, above the pour-off.
439
Comment
RSA620128
Phacelia crenulata var. ambigua
J. Mark Porter
1998-4-24
11720
San Bernardino
Mojave Desert: Near mile marker 25.00 along Hwy 395, N of Adelanto and S of Trenton Road.
Comment
RSA620084
Phacelia crenulata var. crenulata
J. Mark Porter
1998-4-24
11760
San Bernardino
Mojave Desert: Trona Pinnacles.
Comment
RSA620629
Phacelia curvipes
J. Mark Porter
1998-4-26
11803
Inyo
Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd.
Comment
RSA621040
Phacelia distans
J. Mark Porter
1998-4-26
11823
Inyo
Little lake Region: Fossil Falls BLM Area; N. of Little lake
Comment
RSA657229
Phacelia distans
J. Mark Porter
2001-4-2
12336
Riverside
Coachella Valley, along Big Morongo Wash, N of Indian Avenue, ca. 1.5 mi ESE jtn. with Hwy 62.
457
Comment
RSA720875
Phacelia distans
J. Mark Porter
2001-4-21
12594
San Bernardino
Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine.
Comment
RSA721145
Phacelia distans
J. Mark Porter
2001-4-20
12522
San Bernardino
Whipple Mountains: Granite slope just SW of Gene Wash Reservoir.
Comment
CAS-BOT-BC309826
Phacelia fremontii
J. Mark Porter; Lauren Machen
2012-5-27
15105
Mono
Mono Lake, along Mono Lake Basin Road, about 3 miles S of the lake and 2.5 miles from the junction of Hwy. 395
2086
Comment
RSA620129
Phacelia fremontii
J. Mark Porter
1998-4-24
11721
San Bernardino
Mojave Desert: Near mile marker 25.00 along Hwy 395, N of Adelanto and S of Trenton Road.
Comment
HSC13705
Phacelia grandiflora
David Porter
1965-4-27
Los Angeles
1/2 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns.
412
Comment
RSA0047273
Phacelia minor
J. Mark Porter, Lauren E. Machen
1997-2-15
11418
Riverside
North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore.
390
Comment
SD247661
Phacelia minor
J. Mark Porter, Lauren E. Machen
1997-2-15
11418
Riverside
North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 mile NE of the Highway 74 exit at Lake Elsinore.
390
Comment
UCR263758
Phacelia minor
J. M. Porter, Lauren E. Machen
1997-2-15
11418
Riverside
Gavilan Hills, north of Hwy I-15 at the Lake Street/Walker Canyon exit, 4.4 mi northeast of the Hwy 74 exit a t Lake Elsinore
390
Comment
RSA620027
Phacelia tanacetifolia
J. Mark Porter
1998-4-24
11742
Kern
Mojave Desert: Near Junction of Red Mountain Rd. and Sunshine Mine Rd.
Comment
RSA620092
Phacelia vallis-mortae
J. Mark Porter
1998-4-25
11768
Inyo
Argus mountains: Steep grade on the Trona - Wildrose road.
Comment
CAS-BOT-BC232850
Phlox
Duncan M. Porter
1960-9-20
718 c
Fresno
E edge of middle lake in Darwin Canyon, Kings Canyon National Park
3547
Comment
RSA0013685
Phlox stansburyi subsp. superba
J. Mark Porter
2001-6-3
12819
Inyo
Along 168 between 29 50 and 28 50 at the 1 lane road section. Inyo National Forest, White Mountains.
2092
Comment
RSA0013694
Phlox stansburyi subsp. superba
J. Mark Porter
2001-6-3
12809
Inyo
Inyo National Forest, White Mountains. Along Highway 168, mile marker 33 50, just N of Westgard Pass.
Comment
RSA0084082
Pholisma sonorae
J. Mark Porter
2003-4-8
13491 .04
Imperial
Imperial Dunes (Algodones Dunes), 4.8 miles north-west [293.29 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8, barchan dunes just west of the large transverse dunes.
Comment
RSA721159
Phoradendron californicum
J. Mark Porter
2001-11-18
13348
San Bernardino
WHIPPLE MOUNTAINS: Wide wash of plain and slightly deeper (~2m) wash base.
Comment
RSA721184
Phoradendron californicum
J. Mark Porter
2001-11-18
13370
San Bernardino
WHIPPLE MOUNTAINS: Foot of mountains, along the Colorado River.
146
Comment
SBBG118955
Phoradendron californicum
J. M. Porter
2001-11-18
13370
San Bernardino
foot of Whipple Mtns, along the Colorado River
146
Comment
CAS-BOT-BC452027
Phyllospadix torreyi
Duncan M. Porter
1960-5-12
s.n.
San Mateo
At the foot of Beach Street, Moss Beach.
Comment
RSA620031
Plagiobothrys canescens
J. Mark Porter
1998-4-24
11745
Kern
Mojave Desert: Near Junction of Red Mountain Rd. and Sunshine Mine Rd.
Comment
RSA717553
Plagiobothrys jonesii
J. Mark Porter
2001-4-21
12589
San Bernardino
Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine
Comment
RSA720928
Plagiobothrys jonesii
J. Mark Porter
2001-4-19
12451
San Bernardino
WHIPPLE MOUNTAINS: Plains at southern base of mountains
Comment
RSA718354
Plantago ovata
J. Mark Porter
2001-4-21
12561
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte.
Comment
RSA720714
Plantago ovata
J. Mark Porter
2001-4-20
12508
San Bernardino
Whipple Mountains: Granite slope just SW of Gene Wash Reservoir.
Comment
RSA720872
Plantago ovata
J. Mark Porter
2001-4-21
12597
San Bernardino
Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of DandW mine.
Comment
RSA767479
Plantago patagonica
J. Mark Porter, O. Mistretta, S. Hobbs
2002-3-2
13388
Imperial
Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34.
95
Comment
RSA767532
Plantago patagonica
J. Mark Porter
2003-4-10
13491 .26
Imperial
Imperial Dunes [Algodones Dunes], 1.62 miles northeast [59.49 degrees] of the Gecko Campground loop of Imperial Sand Dunes Recreation Area accessed via California Highway 78.
Comment
SEINET3828037
Plantago patagonica
J. Mark Porter, O. Mistretta & S. Hobbs
2002-1
13388
Imperial
Imperial Dunes Recreation Area ( Algodones Dunes) , ca 0.5 mi WSW of Ogilby, W of County road S34
95
Comment
RSA676134
Pleuraphis rigida
J. M. Porter, Susan Hobbs, Orlando Mistretta
2003-2-20
s.n.
Imperial
Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness
Comment
RSA676320
Pleuraphis rigida
J. M. Porter, Susan Hobbs, Orlando Mistretta
2003-3-17
s.n.
Imperial
Algodones Dunes. Imperial Sand Dunes National Recreation Area., N32 deg 55'18.9'', W 115 deg 5' 26.3''.
Comment
RSA720732
Pleuraphis rigida
J. M. Porter
2001-4-20
12487
San Bernardino
Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area.
Comment
RSA718488
Pleurocoronis pluriseta
J. Mark Porter
2001-4-21
12554
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte.
Comment
RSA721167
Pleurocoronis pluriseta
J. Mark Porter
2001-11-18
13356
San Bernardino
WHIPPLE MOUNTAINS: Black Metal Wash.
305
Comment
RSA721882
Pleurocoronis pluriseta
J. Mark Porter, Orlando Mistretta
2003-6-5
13625
Riverside
Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range.Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running southeast.
412
Comment
UCR200266
Pleurocoronis pluriseta
J. M. Porter, Orlando Mistretta
2003-6-5
13625
Imperial
Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains, Chocolate Mountains Bombing and Gunnery Range. Unnamed canyon, south of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running southeast
412
Comment
RSA721178
Pluchea sericea
J. Mark Porter
2001-11-18
13363
San Bernardino
WHIPPLE MOUNTAINS: Foot of mountains, along the Colorado River.
146
Comment
SBBG118958
Pluchea sericea
J. M. Porter
2001-11-18
13363
San Bernardino
Colorado River, foot of Whipple Mtns
480
Comment
RSA721174
Polygonum hydropiperoides
J. Mark Porter
2001-11-18
13366
San Bernardino
WHIPPLE MOUNTAINS: Foot of mountains, along the Colorado River.
146
Comment
UC1391113
Polygonum punctatum
D. M. Porter and S. H. Porter
1967-11-11
1575
San Francisco
Lake Merced San Francisco (e side, just s of pedestrian crossway)
Comment
CAS-BOT-BC237381
Polypogon monspeliensis
D. M. Porter; S. H. Porter
1967-4-30
1560
Santa Clara
Alviso. At S end of town near Alviso Slough
Comment
CAS-BOT-BC76615
Polystichum munitum
Duncan M. Porter
1959-5-2
146
Santa Clara
3 miles east of entrance to Big Basin State Park, Highway 9.
Comment
RSA718349
Porophyllum gracile
J. Mark Porter
2001-4-21
12570
San Bernardino
Whipple Mountains: SW of Gene Wash Reservoir.
Comment
RSA106102
Potamogeton illinoensis
C. L. Porter
1955-8-23
6825
Lake
Clear Lake, along the east side.
366
Comment
CAS-BOT-BC536325
Potentilla biennis
Duncan M. Porter
1960-9-18
707
Inyo
East side of South Lake just south of the dam
Comment
RSA718709
Prenanthella exigua
J. Mark Porter
2001-4-21
12546
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte.
Comment
RSA720744
Prenanthella exigua
J. Mark Porter
2001-4-19
12470
San Bernardino
Whipple Mountains: Plains at southern base of mountains.
Comment
RSA721177
Prosopis glandulosa var. torreyana
J. Mark Porter
2001-11-18
13364
San Bernardino
WHIPPLE MOUNTAINS: Foot of mountains, along the Colorado River.
146
Comment
SBBG118957
Prosopis glandulosa var. torreyana
J. M. Porter
2001-11-18
13364
San Bernardino
foot of Whipple Mtns, along Colorado River
146
Comment
RSA721886
Prunus fasciculata
J. Mark Porter, Orlando Mistretta
2003-6-5
13618
Riverside
Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range.Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running southeast.
412
Comment
RSA620176
Psathyrotes ramosissima
J. Mark Porter
1998-4-25
11779
Inyo
Panamint Valley: Wood Canyon Wash at its crossing of the Trona Wildrose Rd.
Comment
RSA591069
Psilocarphus brevissimus
J. Mark Porter, J. Travis Columbus, Gracie dos Santos
1996-6-5
10919
Los Angeles
Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road.
610
Comment
UC829361
Psilocarphus tenellus
Edith A. Porter
1937-4-1
7203
San Diego
Camp Kearney Mesa Camp Kearney
Comment
RSA657242
Psorothamnus arborescens var. simplicifolius
J. Mark Porter
2001-4-2
12341
Riverside
Coachella Valley, Desert Hot Springs, NE of Big Morongo Wash, just N of the jtn. Agusta Avenue and Little Morongo Drive.
412
Comment
RSA721156
Psorothamnus spinosus
J. Mark Porter
2001-11-18
13351
San Bernardino
WHIPPLE MOUNTAINS: Wide wash of plain and slightly deeper (~2m) wash base.
Comment
CAS-BOT-BC72670
Pteridium aquilinum
Duncan M. Porter
1959-5-2
144
Santa Clara
30 yards above road, Highway 9, 1 mile east of the entrance to Big Basin State Park
Comment
RSA102079
Pterospora andromedea
T. C. Porter
1872-8-15
s.n.
Mariposa
Crane Flat
Comment
HSC8105
Quercus chrysolepis
David Porter
1965-5-23
San Bernardino
Near summit of Figueroa Mtn.
1380
Comment Read comments Apr 6 2015
RSA720730
Rafinesquia neomexicana
J. Mark Porter
2001-4-20
12489
San Bernardino
Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area.
Comment
UCSC009247
Ranunculus aquatilis var. diffusus
M. Porter, F. Freund
2013-3-20
572
Monterey
Ft. Ord National Monument off Addington Road at lower (or little) Machine Gun Flats (Region J5)
Comment
JROH3469
Ranunculus californicus
Duncan M. Porter
1960-4-9
620
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Meadow near crest of NE facing slope above Webb Ranch
Comment
HSC18126
Ranunculus canus var. ludovicianus
David Porter
1965-5-1
Kern
5 mi. N of along Tejon Rd., Ft. Tejon
1067
Comment
HSC6889
Raphanus sativus
David Porter
1965-5-22
16
Santa Barbara
Junction of Hwy. 154 and Foothill Rd.
76
Comment
GH380002
Ribes californicum
D. M. Porter
1961-2-8
742
Unknown
Jasper Ridge Biological Experimental Area
Comment
JROH2638
Ribes californicum var. californicum
Duncan M. Porter
1961-2-8
742
San Mateo
Jasper Ridge Biological Preserve, Stanford University. N face of sandstone cliff at N end of ridge above San Francisquito Creek.
Comment
GH380370
Ribes malvaceum
D. M. Porter
1961-2-5
740
Unknown
Jasper Ridge Biological Experimental Area, at end of Goya Road, Westridge end of ridge
Comment
CAS-BOT-BC198878
Ribes roezlii var. amictum
D. M. Porter; S. H. Porter
1967-3-25
1551
Mendocino
Alongside Highway 1, 5 miles west of Leggett.
Comment
CAS-BOT-BC198880
Ribes roezlii var. amictum
D. M. Porter; S. H. Porter
1967-3-25
1550
Mendocino
Alongside Highway 1, 5 miles west of Leggett.
Comment
CAS-BOT-BC433379
Rumex crispus
D. M. Porter; S. H. Porter
1967-4-30
1561
Santa Clara
Alviso. Edge of highway where it crosses Alviso Slough.
Comment
CAS-BOT-BC309820
Salix gooddingii
J. Mark Porter; Lauren Machen
2012-5-26
15095
Inyo
North end of North Haiwee Reservoir, along Cactus Flats Road
1146
Comment
RSA0013119
Salix gooddingii
J. Mark Porter, Laren Machen
2012-5-26
15095
Inyo
North end of North Haiwee Reservoir, along Cactus Flats Road.
1146
Comment
SD251295
Salix gooddingii
J. Mark Porter, Lauren Machen
2012-5-26
15095
Inyo
North end of North Haiwee Reservoir, along Cactus Flats Road.
1146
Comment
SD251296
Salix gooddingii
J. Mark Porter, Lauren Machen
2012-5-26
15095
Inyo
North end of North Haiwee Reservoir, along Catus Flats Road.
1146
Comment
RSA0047257
Saltugilia australis
J. Mark Porter, Leigh A. Johnson
1997-3-10
11461
Riverside
Whitewater Canyon, ca. 1 mi. N of Whitewater (along Interstate 10).
474
Comment
RSA690923
Saltugilia australis
J. Mark Porter, Lauren Machen
2004-5-1
14081
San Bernardino
San Bernardino Mountains, Cajon Pass, near the jtn. of Cleghorn Road and old Route 66, between Interstate 15 and the railroad tracks.
878
Comment
RSA690924
Saltugilia australis
J. Mark Porter, Lauren Machen
2004-5-1
14082
San Bernardino
San Bernardino Mountains, Cajon Pass, near the jtn. of Cleghorn Road and old Route 66, between Interstate 15 and the railroad tracks.
878
Comment
SEINET4206835
Saltugilia australis
J. Mark Porter, Lauren E. Machen
2004-5-1
14082
San Bernardino
San Bernardino Mountains, Cajon Pass, near the junction of Cleghorn Road an dold Route 66, between Interstate 15 and the railroad tracks.; 0
878
Comment
SEINET4206836
Saltugilia australis
J. Mark Porter, Lauren E. Machen
2004-5-1
14081
San Bernardino
San Bernardino Mountains, Cajon Pass, near the junction of Cleghorn Road and Interstate 15; near power-line tower.; 0
850
Comment
RSA705400
Saltugilia grinnellii
J. Mark Porter, Theodore Anderson
2005-5-23
14403
San Bernardino
San Bernardino National Forest; along Highway 38, just east of Jenks Lake Road.
1960
Comment
RSA780119
Saltugilia splendens
J. Mark Porter
2005-6-8
14442
Los Angeles
Table Mountain, San Gabriel Mountains.
Comment
RSA705174
Saltugilia splendens subsp. splendens
J. Mark Porter, Theodore Anderson
2005-5-23
14412
San Bernardino
Cajon Pass, San Bernardino National Forest; Lone Pine Canyon Road.
1025
Comment
RSA705176
Saltugilia splendens subsp. splendens
J. Mark Porter, Theodore Anderson
2005-5-23
14414
San Bernardino
Cajon Pass, San Bernardino National Forest; Lone Pine Canyon Road.
810
Comment
RSA789032
Saltugilia splendens subsp. splendens
J. Mark Porter, Lauren Machen
2012-5-20
15166
Los Angeles
San Gabriel Mountains, Along Highway 2 (Angeles Crest Highway) NE of Wrightwood, in lower Swarthout Canyon.
1639
Comment
RSA0047269
Salvia columbariae
J. Mark Porter, Lauren E. Machen
1997-2-15
11422
Riverside
North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore.
390
Comment
RSA620628
Salvia columbariae
J. Mark Porter
1998-4-26
11804
Inyo
Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd.
Comment
SD249232
Salvia columbariae
J. Mark Porter, Lauren E. Machen
1997-2-15
11422
Riverside
North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 miles NE of the Highway 74 exit at Lake Elsinore.
390
Comment
HSC14333
Salvia columbariae
David Porter
1965-5-1
Los Angeles
1/2 mi. S of Gorman along Hwy. 99
1098
Comment
RSA0121680
Salvia greatae
J. Mark Porter
2012-6-23
15153
Imperial
Chocolate Mountains, ENE of Wister.
139
Comment
RSA699686
Salvia greatae
J. Mark Porter, Orlando Mistretta
2003-6-5
13614
Riverside
Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running east, above the pour-off.
439
Comment
RSA699687
Salvia greatae
J. Mark Porter, Orlando Mistretta
2003-6-5
13621
Riverside
Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range.Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running southeast.
412
Comment
HSC14355
Salvia leucophylla
David Porter
1965-5-2
Los Angeles
Along Mullholland Dr.
488
Comment
HSC14363
Salvia mellifera
David Porter
1965-4-29
Los Angeles
.5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtn.
412
Comment
RSA654193
Salvia mellifera
Marilyn Porter
1991-5-17
21
Los Angeles
Upland at San Bernardino County line, south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam.
670
Comment
RSA720711
Salvia mohavensis
J. Mark Porter
2001-4-20
12510
San Bernardino
Whipple Mountains: Granite slope just SW of Gene Wash Reservoir.
Comment
OBI74746
Salvia scabrida
J. Mark Porter
2007-1-19
14974
San Bernardino
6405 Revere Ave, Alta Loma, CA. Cultivated for study of Cantua
Comment
HSC14370
Salvia spathacea
David Porter
1965-5-23
Santa Barbara
Off Figueroa Rd. at summit of Santa Ynez Mtns. at Refugio Pass
687
Comment
RSA654186
Sambucus mexicana
Marilyn Porter
1991-5-19
34
Los Angeles
Upland at San Bernardino County line south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam.
671
Comment
HSC3970
Sambucus nigra subsp. caerulea
David Porter
1965-5-14
Los Angeles
Along Mulholland Hwy., 1 mi. W of Canyon Rd.
305
Comment
JROH5887
Sambucus nigra subsp. caerulea
Ruth Porter
1998-4-28
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA718721
Schismus barbatus
J. M. Porter
2001-4-21
12531
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte
Comment
RSA720712
Schismus barbatus
J. M. Porter
2001-4-20
12509 -a
San Bernardino
Whipple Mountains: Granite slope just SW of Gene Wash Reservoir.
Comment
RSA720737
Schismus barbatus
J. M. Porter
2001-4-20
12477
San Bernardino
Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area.
Comment
RSA721173
Schoenoplectus californicus
J. Mark Porter
2001-11-18
13368
San Bernardino
WHIPPLE MOUNTAINS: Foot of mountains, along the Colorado River.
146
Comment
RSA0108878
Sclerocactus polyancistrus
J. Mark Porter
2016-5-11
15602 .5
Mono
Fishlake Valley, Furnace Creek, 2.4 road miles SW of the junction of Highway 266/264 and the dirt road up Furnace Creek. E foothills of White Mountains.
1705
Comment
CAS-BOT-BC309821
Scopulophila rixfordii
J. Mark Porter; Lauren Machen
2012-5-27
15097
Inyo
Bee Springs Canyon (ca. 7.5 mi east of Independence), just above the Four Mules Mine (abandoned) and Bee Springs
1439
Comment
RSA0012502
Scopulophila rixfordii
J. M. Porter, Lauren E. Machen
2012-5-27
15097
Inyo
Bee Springs Canyon (ca. 7.5 mi east of Independence), just above the Four Mules Mine (abandoned) and Bee Springs.
1439
Comment
SD251211
Scopulophila rixfordii
J. Mark Porter, Lauren Machen
2012-5-27
15097
Inyo
Bee Springs Canyon, ca.7.5 miles east of Independence, just above the Four Mules Mine and Bee Springs.
1438
Comment
RSA718713
Senecio mohavensis
J. Mark Porter
2001-4-21
12542
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte.
Comment
RSA720715
Senecio mohavensis
J. Mark Porter
2001-4-20
12505
San Bernardino
Whipple Mountains: Granite slope just SW of Gene Wash Reservoir.
Comment
RSA720931
Senna armata
J. Mark Porter
2001-4-21
12612
San Bernardino
Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of DandW mine.
Comment
SBBG118963
Senna armata
J. M. Porter
2001-4-21
12612
San Bernardino
Whipple Mtns, wash along W boundary of BLM Wilderness area, S of D&W mine
Comment
HSC16020
Sidalcea malviflora
David Porter
1965-5-23
Santa Barbara
Off Refugio Rd. at summit of Santa Ynez Mtns. at Refugio Pass
687
Comment
JROH5886
Silene gallica
Ruth Porter
1998-5-4
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC389246
Silene laciniata subsp. californica
Duncan M. Porter
1960-5-21
696
Tuolumne
At Mariposa County line on Highway 120 W of Lost Claim Campground, Stanislaus National Forest
Comment
RSA721891
Simmondsia chinensis
J. Mark Porter, Orlando Mistretta
2003-6-5
13612
Riverside
Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running east, above the pour-off.
439
Comment
UCR200257
Simmondsia chinensis
J. M. Porter, Orlando Mistretta
2003-6-5
13612
Riverside
Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains. Chocolate Mountains Bombing and Gunnery Range. Unnamed canyon, south of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running east, above the pour-off
439
Comment
HSC13919
Sisyrinchium bellum
David Porter
1965-5-14
Los Angeles
Along Mulholland Hwy., 1 mi. W of Canyon Rd.
305
Comment
HSC21303
Solanum douglasii
David Porter
1965-5-6
Los Angeles
1 mi. N of Chatsworth, Simi Hills
351
Comment
RSA654171
Solanum umbelliferum
Marilyn Porter
1991-5-5
12
Los Angeles
Upland at San Bernardino County line north from parking area at Shinn Road and Mount Baldy Road, followed abandoned road in flood plain. Start: (1/2) ? mile in. Stopped: (2)? miles.
670
Comment
RSA654170
Solanum umbelliferum
Marilyn Porter
1991-5-17
14
San Bernardino
Upland, south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam.
671
Comment
HSC21326
Solanum xanti
David Porter
1965-4-22
Los Angeles
0.5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns.
412
Comment
RSA591062
Sonchus oleraceus
J. Mark Porter, J. Travis Columbus, Gracie dos Santos
1996-6-5
10927
Los Angeles
Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road.
610
Comment
RSA767461
Sonchus oleraceus
J. Mark Porter, Orlando Mistretta, S. Hobbs
2002-3-2
13398
Imperial
Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34.
95
Comment
HSC15087
Spartium junceum
David Porter
1965-4-26
Los Angeles
1/2 mi. N of Topanga Canyon Blvd. Topanga Canyon, Santa Monica Mtn.
412
Comment
RSA654190
Spartium junceum
Marilyn Porter
1991-5-5
5
Los Angeles
Upland at San Bernardino County line north from parking area at Shinn Road and Mount Baldy Road, followed abandoned road in flood plain. Start: (1/2) ? mile in. Stopped: (2)? miles.
670
Comment
CAS-BOT-BC390499
Spergularia macrotheca var. macrotheca
D. M. Porter; S. H. Porter
1967-4-30
1553
Santa Clara
Alviso. At southern end of town near Alviso Slough
Comment
RSA0012499
Sphaeralcea ambigua
J. Mark Porter, Laren Machen
2012-5-27
15100
Inyo
Bee Springs Canyon (ca. 7.5 mi east of Independence), just above the Four Mules Mine (abandoned) and Bee Springs.
1439
Comment
RSA717541
Sphaeralcea ambigua var. ambigua
J. Mark Porter
2001-4-20
12524
San Bernardino
Whipple Mountains: Granite slope just SW of Gene Wash Reservoir.
Comment
RSA620164
Sphaeralcea ambigua var. rugosa
J. Mark Porter
1998-4-25
11793
Inyo
Centennial Canyon: Sandy wash along Hwy 190.
Comment
RSA721890
Sphaeralcea ambigua var. rugosa
J. Mark Porter, Orlando Mistretta
2003-6-5
13613
Riverside
Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running east, above the pour-off.
439
Comment
UCR200258
Sphaeralcea ambigua var. rugosa
J. M. Porter, Orlando Mistretta
2003-6-5
13613
Riverside
Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains. Chocolate Mountains Bombing and Gunnery Range. Unnamed canyon, south of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running east, above the pour-off
439
Comment
RSA676136
Sphaeralcea coulteri
J. Mark Porter, Susan Hobbs, Orlando Mistretta
2003-2-20
s.n.
Imperial
Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness.
Comment
SD255214
Sphaeralcea coulteri
J. Mark Porter, Susan Hobbs, Orlando Mistretta
2003-2-20
Imperial
Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness.
Comment
RSA102042
Spiraea densiflora
T. C. Porter
1869-07
87
Nevada
Eureka, Sierra Nevada.
Comment Read comments Oct 19 2015
JROH5890
Stachys rigida var. quercetorum
Ruth Porter
1998-4-28
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC394952
Stellaria media
Duncan M. Porter
1961-1-8
732
Santa Clara
Orchard near the NE corner of Sunnyvale-Saratoga Road (Highway 9) and Crescent Avenue, Sunnyvale.
Comment
RSA0013125
Stephanomeria exigua subsp. exigua
J. Mark Porter, Sarah J. De Groot
2012-4-12
15089
Imperial
Palm Canyon Wash, 6.2 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the eastern margin of broad wash.
384
Comment
RSA721893
Stephanomeria pauciflora var. pauciflora
J. Mark Porter, Orlando Mistretta
2003-6-5
13610
Riverside
Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running east, above the pour-off.
439
Comment
UCR200264
Stephanomeria pauciflora var. pauciflora
J. M. Porter, Orlando Mistretta
2003-6-5
13610
Riverside
Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains. Chocolate Mountains Bombing and Gunnery Range. Unnamed canyon, south of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running east, above the pour-off
439
Comment
CAS-BOT-BC375760
Stephanomeria virgata
Duncan M. Porter
1966-8-28
1535
Alameda
Cliff on Grizzly Peak Blvd. ca. 1 mile SE Summit Road entrance to Tilden Regional Park Golf Course, Oakland
Comment
RSA0013122
Stillingia linearifolia
J. Mark Porter, Sarah J. De Groot
2012-4-12
15092
Imperial
Palm Canyon Wash, 6.2 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the eastern margin of broad wash.
384
Comment
RSA620089
Stillingia paucidentata
J. Mark Porter
1998-4-25
11765
San Bernardino
Salt Wells Canyon: Narrows of Salt Wells Canyon, draining Salt Wells Valley on the south side of Hwy 178.
Comment
JROH5319
Stipa lepida
Duncan M. Porter
1960-4-22
649 A
San Mateo
Jasper Ridge Biological Preserve, Stanford University; meadow near crest of N-facing slope above Webb Ranch
Comment
JROH5320
Stipa lepida
Duncan M. Porter
1960-4-22
649 D
San Mateo
Jasper Ridge Biological Preserve, Stanford University; meadow near crest of N-facing slope above Webb Ranch
Comment
JROH5331
Stipa pulchra
Duncan M. Porter
1960-4-22
664
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Meadow near crest of N-facing slope above Webb Ranch.
Comment
JROH5332
Stipa pulchra
Duncan M. Porter
1960-5-5
685
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Meadow near crest of N-facing slope above Webb Ranch.
Comment
RSA620165
Streptanthella longirostris
J. Mark Porter
1998-4-25
11792
Inyo
Centennial Canyon: Sandy wash along Hwy 190.
Comment
RSA720717
Streptanthella longirostris
J. Mark Porter
2001-4-20
12504
San Bernardino
Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area.
Comment
CAS-BOT-BC87017
Streptanthus diversifolius
Duncan M. Porter
1960-5-22
701
Tuolumne
Ca. 200 yards beyond Carnegie Institution Mather Station.
Comment
CAS-BOT-BC87018
Streptanthus diversifolius
Duncan M. Porter
1960-5-22
701
Tuolumne
Ca. 200 yards beyond Carnegie Institution Mather Station.
Comment
GH422058
Streptanthus diversifolius
D. M. Porter
1960-5-22
701
Unknown
ca. 200 yards beyond Carnegie Institution Mather Station
Comment
RSA717538
Stylocline intertexta
J. Mark Porter
2001-4-21
12533 -b
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte.
Comment
RSA620039
Suaeda moquinii
J. Mark Porter
1998-4-24
11753
San Bernardino
Mojave Desert: Trona Pinnacles.
Comment
UCR119851
Suaeda moquinii
J. M. Porter
1998-4-24
11753
San Bernardino
Mojave Desert, Trona Pinnacles
Comment
RSA620620
Syntrichopappus fremontii
J. Mark Porter
1998-4-26
11812
Inyo
Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd; hills below pheasant club.
Comment
RSA721175
Tamarix chinensis
J. Mark Porter
2001-11-18
13365
San Bernardino
WHIPPLE MOUNTAINS: Foot of mountains, along the Colorado River.
146
Comment
SBBG118943
Tamarix chinensis
J. M. Porter
2001-11-18
13365
San Bernardino
foot of Whipple Mtns, along the Colorado River
146
Comment
JROH3000
Taraxia ovata
Duncan M. Porter
1961-4-8
746
San Mateo
Jasper Ridge Biological Preserve, Stanford University; in large meadow at crest of ridge
Comment
RSA0013118
Tetradymia glabrata
J. Mark Porter, Laren Machen
2012-5-27
15096
Inyo
Bee Springs Canyon (ca. 7.5 mi east of Independence), just above the Four Mules Mine (abandoned) and Bee Springs.
1439
Comment
RSA0047267
Thysanocarpus laciniatus var. laciniatus
J. Mark Porter
1997-2-15
390
Riverside
North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore.
390
Comment
RSA720725
Tiquilia palmeri
J. Mark Porter
2001-4-20
12495
San Bernardino
Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area.
Comment
RSA721163
Tiquilia palmeri
J. Mark Porter
2001-11-18
13377
San Bernardino
WHIPPLE MOUNTAINS: Sand dunes at E base of mountains.
168
Comment
SEINET3828026
Tiquilia palmeri
J. Mark Porter, O. Mistretta & S. Hobbs
2002-1
13406
Imperial
Imperial Dunes Reacreation Area (Algodones Dunes), 0.82 mi SW (202.8 degrees) of Imperial Recreation Area exit from INterstate 8.
49
Comment
SEINET3828055
Tiquilia palmeri
J. Mark Porter, O. Mistretta & S. Hobbs
2002-1
13399
Imperial
Imperial Dunes Recreation Area (Algodones Dunes), ca. 0.5 mi WSW of Ogilby, W of County road S34
95
Comment
RSA0063310
Tiquilia plicata
J. Mark Porter, Orlando Mistretta, S. Hobbs
2002-3-2
13399
Imperial
Imperial Dunes Recreation Area [Algodones Dunes], ca. 0.5 miles west-southwest of Ogilby, west of County road S34.
95
Comment
RSA0063311
Tiquilia plicata
J. Mark Porter, Orlando Mistretta, S. Hobbs
2002-3-2
13406
San Diego
Imperial Dunes Recreation Area (Algodones Dunes), 0.82 mi SW (202.8 deg ) of Imperial Dunes Recreation Area exit from Interstate 8.
49
Comment
RSA0063312
Tiquilia plicata
J. Mark Porter
2003-3-4
13481
Imperial
Imperial Dunes (Algodones Dunes) about 1.9 miles northwest of Interstate Highway 8.
Comment
RSA620625
Tricardia watsonii
J. Mark Porter
1998-4-26
11807
Inyo
Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd; hills below pheasant club.
Comment
RSA720925
Trichoptilium incisum
J. Mark Porter
2001-4-19
12456
San Bernardino
Whipple Mountains: Plains at southern base of mountains.
Comment
HSC14456
Trichostema lanatum
David Porter
1965-5-14
Los Angeles
Along Mulholland Hwy., 1 mi. W of Canyon Rd.
305
Comment
RSA718346
Trixis californica var. californica
J. Mark Porter
2001-4-21
12573
San Bernardino
Whipple Mountains: SW of Gene Wash Reservoir.
Comment
RSA721894
Trixis californica var. californica
J. Mark Porter, Orlando Mistretta
2003-6-5
13609
Riverside
Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running east, above the pour-off.
439
Comment
HSC6306
Venegasia carpesioides
David Porter
1965-5-5
Los Angeles
0.5 mi. N of Topanga Canyon Blvd. Topanga Canyon, Santa Monica Mtns.
412
Comment
CAS-BOT-BC270196
Viola adunca
Duncan M. Porter
1960-5-21
700
Tuolumne
Ca 0.25 mile up Hetch Hetchy trail beyond Carnegie Institution Mather Station
Comment
GH381802
Viola adunca
D. M. Porter
1960-5-21
700
Unknown
Grassy bog ca. 1/4 mile up Hetch Hetchy trail beyond Carnegie Institution Mather Station
Comment
RSA104134
Viola lobata
T. C. Porter
1876-1
s.n.
Plumas
[No location information provided.]
Comment
HSC21836
Viola pedunculata
David Porter
1965-4-12
Santa Barbara
S shore of Lake Cachuma, Lake Cchuma
564
Comment
RSA718710
Vulpia bromoides
J. M. Porter
2001-4-21
12545
San Bernardino
Whipple Mountains: NW slope of Pyramid Butte
Comment
RSA720713
Vulpia bromoides
J. M. Porter
2001-4-20
12509 -c
San Bernardino
Whipple Mountains: Granite slope just SW of Gene Wash Reservoir.
Comment
RSA0010984
Xylorhiza orcuttii
J. Mark Porter, Laren Machen
2012-3-15
15171
San Diego
Anza borrego desert state Park regionl Palo Verde Canyon, NNW of the Palo Verde Ranger Station. (County Hwy S22),ca. 2 mi from the highway along the canyon.
502
Comment
RSA620132
Xylorhiza tortifolia var. tortifolia
J. Mark Porter
1998-4-24
11724
San Bernardino
Mojave Desert: Near mile marker 25.00 along Hwy 395, N of Adelanto and S of Trenton Road.
Comment
RSA705498
Ziziphus parryi
J. Mark Porter, Sarah J. De Groot
2005-3-9
14259
Riverside
Along Whitewater Canyon Road, ca. 3 mi N of the intersection with the frontage road of I 10, W of the road on a steep, rocky slope, W of the river.
575
Comment
SD231409
Ziziphus parryi var. parryi
J. Mark Porter, Sarah De Groot
2005-3-9
14259
Riverside
Along Whitewater Canyon Road, ca. 3 mi N of the intersecton with the frontage road of I 10, W of the road on a steep, rocky slope, W of the river; 575 m (GPS)
Comment