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Specimen ID
Determination *
Collector
Collection Date
Collection Number
County
Locality
Elevation in meters
Feedback
CAS-BOT-BC78055
Abies grandis
Thomas Nelson; Jane Nelson
1979-9-10
5064
Humboldt
Along old logging road, south of Lundbar Hills section of Eureka
48
Comment
HSC49356
Abies grandis
Thomas W. Nelson, Jane P. Nelson
1979-9-10
5064
Humboldt
Along old logging road S of Lundbar Hills. Bulk Collection # 187
49
Comment
HSC12834
Abies magnifica
Thomas W. Nelson, Wilbur Peterson
1970-12-2
296
Humboldt
HSC Campus, W side of tennis court
Comment
HSC33198
Acaena pinnatifida var. californica
Thomas W. Nelson
1974-4-22
1202
Marin
Lake Nicascio
Comment
JEPS117849
Acer glabrum var. torreyi
Julie Kierstead Nelson
2006-6-16
2006 -20
Shasta
Girard Lookout, 2 miles southwest of Castle Crags
1463
Comment
JEPS117850
Acer glabrum var. torreyi
Julie Kierstead Nelson
2006-6-16
2006 -21
Shasta
Girard Lookout, 2 miles southwest of Castle Crags.
1463
Comment
HSC81664
Achillea millefolium
Thomas W. Nelson, Jane P. Nelson
1980-7-17
6077
Siskiyou
Along FS Rd. 17, 1 mi. N of summit at county line
2073
Comment
HSC37980
Achyrachaena mollis
Thomas W. Nelson, J. P. Smith, Jane P. Nelson, James Nelson
1976-4-12
2327
Lake
Along Morgan Valley Rd., 2 mi. W of Napa county line
732
Comment
UC1543174
Achyrachaena mollis
Donald G. Nelson
1937-4-18
501
Contra Costa
towards Tracy on Marsh Creek Road Byron
Comment
HSC40793
Acmispon denticulatus
Thomas W. Nelson, James Nelson
1976-6-22
2783
Trinity
Above Senteney Rock
1524
Comment
HSC48196
Acmispon micranthus
Thomas W. Nelson, Jane P. Nelson
1978-4-29
3960
Colusa
Along Bear Valley Rd., 2.5 mi. from junction with Hwy. 20
366
Comment
HSC26793
Acmispon micranthus
Thomas W. Nelson
1971-4-25
424
Trinity
Hwy. 299 at Big Flat
Comment
HSC59785
Acmispon micranthus
Thomas W. Nelson
1978-5-6
4013
Trinity
Along State Route 299, 2 mi. N of Junction City.
Comment
HSC71088
Acmispon micranthus
Thomas W. Nelson
1978-8-12
4549
Trinity
Along shore of Trinity Lake at Alpine View Campground
Comment
HSC45473
Acmispon nevadensis
Thomas W. Nelson, Jane P. Nelson
1978-7-2
4399
Humboldt
Off FS 2S08 near Pine Mtn., road to Lost Lake
1463
Comment
HSC82049
Acmispon nevadensis var. nevadensis
Thomas W. Nelson, Jane P. Nelson
1980-6-17
5486
Trinity
Along Old Hwy. 3, 1 mi. from jct. with Hwy. 3, opposite entrance to Philpot Campground
762
Comment
HSC32798
Acmispon wrangelianus
Thomas W. Nelson, Jane P. Nelson
1973-4-14
725
Trinity
Above Salt Creek E of USFS campground at Salt Creek
Comment
RSA245284
Aconitum columbianum subsp. viviparum
Thomas W. Nelson
1973-7-14
1097
Trinity
[Unspecified]
Comment
CAS-BOT-BC412848
Aconogonon davisiae
Thomas Nelson
1979-7-11
5022
Humboldt
North Trinity Mountain and ridge to east. SE of Water Dog Lake
1828
Comment
UC1543097
Acourtia microcephala
Donald G. Nelson
1936-6-5
434
Orange
hills n Fullerton
Comment
UC671898
Adenostoma fasciculatum
Evelyn Hart Nelson
1939-7-29
5
Santa Clara
Santa Cruz Mts., Loma Prieta
1160
Comment
HSC34931
Adiantum jordanii
Thomas W. Nelson, James Nelson
1975-3-25
1759
Sonoma
Beside Hwy. 128, E of Geyserville at the Sonoma-Napa Co. line
Comment
HSC34735
Agastache urticifolia
Thomas W. Nelson
1974-7-20
1680
Trinity
Black Lassic Area
1799
Comment
HSC35781
Agastache urticifolia
Thomas W. Nelson, B. Reinhardt
1975-7-30
2096
Humboldt
Head of Pilot Creek, Last Chance Ridge
Comment
HSC27605
Ageratina occidentalis
Thomas W. Nelson
1973-7-14
1058
Trinity
Trinity River downstream from Eagle Creek Campground
Comment
HSC44154
Agoseris grandiflora
Thomas W. Nelson, Jane P. Nelson
1977-6-19
3528
Trinity
Above Senteney Rock
1555
Comment
HSC70116
Agoseris grandiflora
Thomas W. Nelson, Jane P. Nelson
1978-6-23
4346
Trinity
Along road to Hell to Find Lake.
Comment
HSC44088
Agoseris grandiflora
Thomas W. Nelson, Jane P. Nelson
1977-9-3
3723
Humboldt
N of Alder Springs
1555
Comment
JEPS116612
Agoseris grandiflora
Julie Kierstead Nelson with Rhonda Posey
2007-6-15
2007 -008
Siskiyou
North side of Mt. Shasta, south of Hwy 97, along Forest Service Rd. 42N73,Hotlum Fire area burned in Feb 2006, 4 miles NE of towm of Weed Mt. Shasta
1090
Comment
HSC32826
Agoseris heterophylla
Thomas W. Nelson, D. Anderson
1973-5-6
854
Mendocino
SE end of Eden Valley
Comment
HSC33097
Agoseris heterophylla
Thomas W. Nelson, Jane P. Nelson
1974-5-27
1325
Mendocino
Mendocino National Forest near Mendocino Pass
1524
Comment
HSC71062
Agoseris heterophylla
Thomas W. Nelson, Jane P. Nelson
1977-5-30
3396
Humboldt
McKeown Ranch; along road to Anderson's Ford
854
Comment
HSC82039
Agoseris heterophylla
Thomas W. Nelson, James Nelson
1980-6-10
5408
Humboldt
Along Swayback Ridge 4-wheel drive road, 2.5 mi. N of junction with FS Rd. 1S07
1463
Comment
HSC82636
Agoseris retrorsa
Thomas W. Nelson
1979-5-13
4656
Trinity
Along Rd. from SR 3 to Deerlick Springs 2 mi. S of Blanchard Flats.
640
Comment
UC1543181
Agoseris retrorsa
Donald G. Nelson
1936-5-21
372
Riverside
just n of meadow in valley just e of Hurkey Creek Camp; San Jacinto Mts., Mt. Thomas, Lake Hemet
Comment
HSC40827
Agoseris retrorsa
Thomas W. Nelson, James Nelson
1976-7-26
3042
Humboldt
Along ridge NE of Mt. Lassic (Signal Peak)
1707
Comment
HSC39433
Allium amplectens
Thomas W. Nelson, James Nelson
1976-7-9
2981
Trinity
Just above Senteney Rock
1524
Comment
HSC33208
Allium bolanderi var. bolanderi
Thomas W. Nelson, Jane P. Nelson
1974-5-27
1329
Mendocino
Mendocino Pass, 4 mi. SE of the Eel River Campground
Comment
HSC39434
Allium bolanderi var. bolanderi
Thomas W. Nelson, James Nelson
1976-6-22
2819
Trinity
Below Senteney Rock.
1463
Comment
HSC34721
Allium campanulatum
Thomas W. Nelson
1974-7-20
1686
Trinity
Black Lassic area
1799
Comment
HSC71877
Allium campanulatum
Thomas W. Nelson, Jane P. Nelson
1980-6-22
5859
Tehama
Shasta-Trinity National Forest, summit of Mt. Tedoc
1585
Comment
HSC67236
Allium cratericola
Thomas W. Nelson, D. Gordon
1980-5-8
5241
Trinity
Along FS Rd. 2N18 above Corral Creek, 1 mi. from junction with FS Rd. 2N10
1159
Comment
HSC67271
Allium cratericola
Thomas W. Nelson, D. Gordon
1980-5-8
5230
Trinity
Along Rd. 1N10 3.6 mi. W of junction with 2N07
1402
Comment
HSC32781
Allium falcifolium
Thomas W. Nelson, D. E. Anderson
1973-5-5
818
Mendocino
Roberts Lake area of Eden Valley, N of Eden Valley Ranch
Comment
HSC32806
Allium falcifolium
Thomas W. Nelson, D. E. Anderson
1973-5-5
814
Mendocino
Roberts Lake area of Eden Valley, N of Eden Valley Ranch
Comment
HSC33112
Allium falcifolium
Thomas W. Nelson, Jane P. Nelson
1974-5-27
1311
Mendocino
Mendocino National Forest near Mendocino Pass
1524
Comment
HSC35953
Allium falcifolium
Thomas W. Nelson
1975-6-20
1958
Trinity
Black Lassic area
1799
Comment
HSC69988
Allium falcifolium
Thomas W. Nelson
1978-6-14
4182
Del Norte
Along French Hill Rd. 8.7 mi. from junction with Hwy. 199
Comment
CAS-BOT-BC469139
Allium falcifolium
Thomas W. Nelson; Jane P. Nelson
1980-6-26
5904
Mendocino
Along rd 1N02 at Blue Banks, 3.6 miles south of Grizzly Flat Ranger Station, Hull Mountain Quad., Mendocino National Forest
1524
Comment
HSC39462
Allium falcifolium
Thomas W. Nelson, Alan Goes, James Nelson
1976-5-24
2588
Mendocino
Along road E of Red Mtn.
1098
Comment
HSC71219
Allium falcifolium
Thomas W. Nelson, Jane P. Nelson
1979-5-19
4688
Trinity
SW of Philpot Campground
915
Comment
HSC71811
Allium falcifolium
Thomas W. Nelson, Jane P. Nelson
1980-6-27
5931
Trinity
Along FS Rd. 2S08, 0.6 mi. S of junction with FS Rd. 1S07
1646
Comment
HSC71839
Allium falcifolium
Thomas W. Nelson, Jane P. Nelson
1980-6-27
5962
Trinity
Ridge SW from Black Lassic
1677
Comment
RSA254849
Allium falcifolium
Thomas W. Nelson, D. Anderson
1973-5-5
818
Mendocino
Roberts Lake area of Eden Valley north of Eden Valley Ranch.
Comment
RSA254850
Allium falcifolium
Thomas W. Nelson, D. Anderson
1973-5-5
814
Mendocino
Roberts Lake area of Eden Valley north of Eden Valley Ranch.
Comment
HSC34907
Allium fimbriatum var. fimbriatum
Thomas W. Nelson, James Nelson
1975-5-5
1795
Lake
Beside Hwy. 29, 2 mi. N of Middletown
Comment
UC1543044
Allium fimbriatum var. fimbriatum
Donald G. Nelson
1940-4-30
678
Lake
3 mi n Middletown (on road to Lower Lake, before reaching Putah Creek)
Comment
RSA296770
Allium fimbriatum var. purdyi
Thomas W. Nelson, Jane P. Nelson
1978-4-29
3928
Colusa
Along Bear Valley Rd. , 2 miles form jct with Hwy 20.
366
Comment
UCR80282
Allium fimbriatum var. purdyi
Thomas W. Nelson, Jane P. Nelson
1978-4-29
3928
Colusa
Along Bear Valley Road c. 2 mi from the junction w/ State Route 20.
366
Comment
SEINET3884500
Allium fimbriatum var. purdyi
Thomas Nelson, Jane P. Nelson
1978-4-30
3972
Colusa
State Route 20 just east of Colusa-Lake county line.; 0
549
Comment
CAS-BOT-BC135844
Allium hoffmanii
Thomas W. Nelson; James L. Nelson
1980-6-27
5956
Humboldt
Saddle between Mt. Lassic and peak to east.
1676
Comment
CHSC35544
Allium hoffmanii
Thomas W. Nelson; Jane P. Nelson
1980-6-20
5666
Trinity
Shasta-Trinity National Forest. Along 4-wheel drive road out Blue Point Ridge 1 mile west of junction with road 29N55.
1554
Comment
HSC68881
Allium hoffmanii
Thomas W. Nelson, Jane P. Nelson
1980-6-20
5699
Trinity
Shasta-Trinity National Forest, end of Rd. 30N28A
1463
Comment
HSC68909
Allium hoffmanii
Thomas W. Nelson, Jane P. Nelson
1980-6-20
5681
Trinity
Shasta-Trinity National Forest, above Rd. 29N55 at junction with spur rd., 5.6 mi. S of junction with SR 36
1677
Comment
SEINET3884667
Allium hoffmanii
Thomas W. Nelson, Jane P. Nelson
1980-6-22
5760
Trinity
Dubakella Quad. Shasta-Trinity National Forest. Along Panther Camp Trail 200 yds. north of junction with road 29N73; 3 miles from Hayfork Creek.; 0
1646
Comment
SEINET3884719
Allium hoffmanii
Thomas W. Nelson, James Nelson
1980-6-10
5418
Humboldt
Blocksburg Quad. Along road to Red Mountain 0.5 miles west of junction with Swayback Ridge Road.; 0
1372
Comment
UCD138544
Allium hoffmanii
Thomas W. Nelson; James L. Nelson
1980-6-10
5417
Humboldt
along road to Red Mountain 0.5 mile west of junction with Swayback Ridge Road.
1371
Comment
CAS-BOT-BC419719
Allium hyalinum
Julie Kierstead Nelson
2005-5-14
2005 -012
Shasta
5 mi. N of Shasta College, NE of Redding; floodplain of unnamed tributary to Stillwater Creek
198
Comment
CHSC36949
Allium peninsulare
P. D. Nelson
1979-4-25
Butte
Ca 150 ft s of Bidwell Park Rd at Salmon Hole, ca 9 mi e of California State University Chico. Ca. 30 ft n of Big Chico Creek.
152
Comment
HSC75240
Allium siskiyouense
Thomas W. Nelson, Jane P. Nelson
1980-6-19
5665
Trinity
Shasta-Trinity National Forest, along FS Rd. 29N59, 0.5 mi. E of junction with FS Rd. 30N29, Rattlesnake Ridge
1433
Comment
HSC97337
Allium tuolumnense
Thomas W. Nelson, Jane Nelson
2006-6-23
9421
Tuolumne
1 mi. NE of Chinese House, Red Hills, Chinese Camp
348
Comment
JEPS123437
Allium validum
Julie Kierstead Nelson with Marie Buell
2015-7-18
2015 -117
Trinity
Yolla Bolly Wilderness; near Tehama County line; 0.3 miles W of North Yolla Bolly; headwaters of the east fork of the south fork of Trinity River.
Comment
HSC42107
Allium validum
Thomas W. Nelson, Jane P. Nelson
1977-8-6
3704
Humboldt
Along S side of Lassic Peak
1463
Comment
CHSC110542
Alnus incana subsp. tenuifolia
Julie Kierstead Nelson; Martin Lenz, Rhonda Posey, Don Lepley, Brenna Mon
2012-8-31
2012 -092
Shasta
Peavine fen, north of Pit River, west of Hwy.89, south of Red Mountain, near Pacific Crest Trail; southern Cascasdes;
1533
Comment
JEPS128450
Alnus rhombifolia
Julie Kierstead Nelson with Martin Lenz
2015-5-18
2015 -045
Shasta
Sacramento River canyon west of Interstate 5 east of Eagles Roost Road and railroad tracks; at Gibson curve.
Comment
RSA254818
Alnus rhombifolia
Thomas W. Nelson, D. Anderson
1973-5-6
893
Mendocino
Road to Eden Valley, east side of summitt.
Comment
GH414280
Ambrosia monogyra
A. Nelson & R. E. Nelson
1939-4-2
3390
Unknown
Near Shoshone
Comment Read comments Nov 17 2014
CAS-BOT-BC273032
Ambrosia salsola
Aven Nelson; Ruth Nelson
1939-3-22
3220
Riverside
Near Palm Springs
Comment
UC724141
Ambrosia salsola var. salsola
Aven and Ruth Nelson
1939-3-22
3220
Riverside
near Palm Springs
Comment
HSC38029
Amelanchier alnifolia var. semiintegrifolia
Thomas W. Nelson
1976-5-5
2495
Trinity
Burnt Ranch, beside Hwy. 299
Comment
UC1543250
Amelanchier utahensis
Donald G. Nelson
1940-4-30
673
Lake
about 1 mi below Siegler Hot Springs (along creek)
Comment
UC1543190
Amorpha fruticosa
Donald G. Nelson
1935-4-6
220
Orange
n summer ranger station (near the main hwy of San Juan Canyon, e of San Juan Capistrano, s of Cleveland Nat. Forest); Santa Ana Mountains
Comment
CHSC78064
Amsinckia intermedia
Terry Nelson
1998-4-26
240 -19
Shasta
Growing along Co. rd 143. 3.5 mi e of the Sacramento River and 400 yds n of Battle Creek.
176
Comment
HSC26303
Amsinckia intermedia
Thomas W. Nelson
1971-4-24
396
Trinity
Along New River Trail
Comment
UC724326
Amsinckia tessellata var. tessellata
Aven Nelson, Ruth A. Nelson
1939-4-1
33373
San Bernardino
between Blythe and Needles (near Vidal)
Comment
HSC27391
Anaphalis margaritacea
Thomas W. Nelson
1970-9-3
230
Humboldt
Mad River.
Comment
UCR63021
Anaphalis margaritacea
Donald G. Nelson
1939-8-14
632
Alameda
San Francisco Bay Region, Cragmont area of North Berkeley; on Miller Ave.
305
Comment
HSC81710
Anaphalis margaritacea
Thomas W. Nelson, Jane P. Nelson
1980-8-12
6237
Humboldt
Logging roads S of Lundbar Hills
61
Comment
RSA517732
Anaphalis margaritacea
Donald G. Nelson
1939-8-14
632
Alameda
Cragmont area of north Berkeley, along Miller Ave.
Comment
HSC81866
Ancistrocarphus filagineus
Thomas W. Nelson, Jane P. Nelson
1980-5-3
5142
Napa
Along Butts Canyon Rd. N of Pope Valley
274
Comment
HSC71231
Anemone oregana var. oregana
Thomas W. Nelson, Jane P. Nelson
1977-4-23
3339
Trinity
Brown's Canyon Campground
793
Comment
HSC81708
Angelica californica
Thomas W. Nelson, Jane P. Nelson
1980-8-22
6282
Shasta
Along road to water supply for Basin Creek Campground opposite S unit
823
Comment
JEPS120188
Angelica tomentosa
Julie Kierstead Nelson
2011-8-23
2011 -42
Siskiyou
Eastern Klamath Mountains, The Eddys. North side of Fawn Creek, 2 miles NE of Gumboot Lake
Comment
HSC44091
Anisocarpus scabridus
Thomas W. Nelson, Jane P. Nelson
1977-8-6
3707
Trinity
N slope of Black Lassic
1677
Comment
UC1442639
Anisocarpus scabridus
Thomas Nelson and Jane Nelson
1977-8-6
3713
Trinity
along e slope Black Lassic
1676
Comment
RSA517745
Anisocoma acaulis
Donald G. Nelson
1936-5-21
378
Riverside
Slopes just N of meadow in valley just E of Hurkey Creek Camp area, East of Lake Hemet, and N of Mt. Thomas. In San Jacinto Mtns.
Comment
HSC103575
Antennaria argentea
Thomas W. Nelson, Jane Nelson
1985-6-19
7820
Siskiyou
In and about Scott Mountain Campground.
1646
Comment
JEPS120182
Antennaria argentea
Julie Kierstead Nelson with Rhonda Posey, Peter Zika, Talitha Derksen
2012-6-21
2012 -054
Siskiyou
Headwaters of South Fork Willow Creek, foothills of N side Scott Mountain. Along Rd. 42N42Y .2 mi. E of junction with 42N19
Comment
HSC70102
Antennaria microphylla
Thomas W. Nelson, Jane P. Nelson
1978-6-22
4281
Trinity
Along Dubakella Rd., 2.3 mi. from junction with Hwy. 36, intersection of FS 29N31 and FS 29N55
1402
Comment
HSC82640
Antennaria microphylla
Thomas W. Nelson
1979-5-13
4660
Trinity
Along Rd. from SR 3 to Deerlick Springs 2 mi. S of Blanchard Flats.
640
Comment
CAS-BOT-BC428042
Antennaria rosea subsp. rosea
Julie Kierstead Nelson; Jordan Rainbow
2014-5-21
2014 -017
Siskiyou
Forest Road 42N84 off Highway 97, north side of Mt. Shasta.
1088
Comment
RSA296763
Antennaria suffrutescens
Thomas W. Nelson
1978-6-14
4181
Del Norte
Along French Hill Rd. 8.7 mi from jct with State Route 199.
Comment
UC1543249
Aphanes occidentalis
Donald G. Nelson
1938-4-24
567
Contra Costa
Marsh Creek Highway, 1 mile north of Mt. Diablo
Comment
HSC69765
Apocynum androsaemifolium
Thomas W. Nelson, Jane P. Nelson
1977-9-4
3741
Trinity
Along F.S. Road 29N30 just S of Pine Root Spring.
1372
Comment
SD129704
Apocynum androsaemifolium
Donald G. Nelson
1940-8-7
711
Lake
Near Reiff Post Office in southeast Lake County, road from Knoxville to Lower Lake.
Comment
HSC70013
Aquilegia eximia
Thomas W. Nelson, Jane P. Nelson
1978-7-21
4439
Tehama
Along Tedoc Rd., 10 mi. from junction with Hwy. 36, N side of Mt. Tedoc
Comment
HSC70084
Aquilegia eximia
Thomas W. Nelson, Jane P. Nelson
1978-6-22
4261
Trinity
Along Old Hwy. 3 below entrance to Philpot Campground
762
Comment
UC671915
Aquilegia formosa
Evelyn Hart Nelson
1940-5-18
98
Santa Clara
Loma Pritea Santa Cruz Mtns
1051
Comment
HSC82481
Aquilegia formosa
Thomas W. Nelson, Jane P. Nelson
1979-6-14
4793
Trinity
W side of Hwy. 3, across Trinity River from mouth of Bear Creek
915
Comment
HSC32892
Arabis breweri var. breweri
Thomas W. Nelson
1973-5-30
998
Trinity
Red Lassic area
1799
Comment
HSC81529
Arabis divaricarpa
Thomas W. Nelson, Jane P. Nelson
1980-7-19
6196
Siskiyou
Along USFS Rd. 39N01 A at Fox Creek, 1 mi. from jct. with 39N01
1677
Comment
HSC38274
Arabis mcdonaldiana
Thomas W. Nelson, Alan Goes
1976-5-3
2395
Mendocino
E side of Red Mtn.
1159
Comment
HSC97241
Arabis mcdonaldiana
Thomas W. Nelson, Jane Nelson
2003-6-19
9159
Mendocino
Red Mtn.
1159
Comment
HSC44081
Arabis platysperma
Thomas W. Nelson, Jane P. Nelson
1977-8-6
3712
Trinity
N slope of Black Lassic
1677
Comment
HSC67240
Arabis subpinnatifida
Thomas W. Nelson, D. Gordon
1980-5-8
5238
Trinity
Along FS Rd. 1N10, 1 mi. from junction with FS Rd. 2N07
1372
Comment
HSC67320
Arabis subpinnatifida
Thomas W. Nelson, Jane P. Nelson
1980-5-7
5186
Trinity
Along FS 29N58, Rattlesnake Ridge, at junction with FS 29N67
1341
Comment
HSC68594
Arabis subpinnatifida
Thomas W. Nelson, Jane P. Nelson
1980-6-18
5546
Trinity
Along Hwy. 3, 0.4 mi. S of Salt Creek Bridge
762
Comment
HSC82564
Arabis subpinnatifida
Thomas W. Nelson, Jane P. Nelson
1979-5-26
4724
Siskiyou
Along Hwy. 3, N of Scott Mtn. Summit, at junction with FS Rd. 40N03
1524
Comment
HSC32775
Arbutus menziesii
Thomas W. Nelson, D. E. Anderson
1973-5-5
831
Mendocino
Roberts Lake Area of Eden Valley. N of Eden Valley Ranch.
Comment
UC672022
Arbutus menziesii
Evelyn Hart Nelson
1939-10-22
49
Santa Clara
Loma Prieta; Santa Cruz Mountains, Loma Prieta
975
Comment
CHSC118446
Arceuthobium abietinum
Julie Kierstead Nelson; Susan Erwin
2014-11-24
2014 -091
Trinity
South Fork Mountain, 3 miles southeast of Blake Mountain, off Rd. 06N01, near Humboldt County boundary. UTM NAD 83 Zone 10, 453475m E, 4493890m N.
1633
Comment
UC1543113
Arctostaphylos
Donald G. Nelson
1937-3-14
451
Marin
se bank dam at e end of Phoenix Lake (w of Ross and n of Mt. Tamalpais, along e side of trail of Lake Phoenix)
Comment
HSC38201
Arctostaphylos canescens
Thomas W. Nelson, James Nelson, Jane P. Nelson, J. P. Smith
1976-4-14
2380
Glenn
Along Sanhedrin Rd. ca. 1 mi. S of jct. with road to Plaskett Meadow
1280
Comment
UC672021
Arctostaphylos canescens subsp. canescens
Evelyn Hart Nelson
1940-7-2
151
Santa Clara
between spring and Iron House fire trail; Santa Cruz Mountains, Loma Prieta
975
Comment
JEPS128424
Arctostaphylos canescens subsp. sonomensis
Julie Kierstead Nelson with Brad Rust
2015-3-27
2015 -008
Tehama
East slope of Tedoc Mountain near summit, SE Klamath Range; Forest Service Road 28N60.
Comment
RSA517753
Arctostaphylos cinerea
Donald G. Nelson
1938-11-9
596
Alameda
Skyline Boulevard, hilltop, Oakland Hills.
Comment
HSC33059
Arctostaphylos columbiana
Thomas W. Nelson
1974-5-7
1238
Humboldt
Kneeland Rd. at jct. with Maple Creek Rd.
Comment
HSC35750
Arctostaphylos columbiana
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-7-15
1994
Humboldt
French Camp, Bald Hills.
Comment
HSC37842
Arctostaphylos columbiana
Thomas W. Nelson, James Nelson
1976-3-11
2267
Humboldt
Beside Hwy. 101 along N side of Table Bluff
Comment
HSC35718
Arctostaphylos glandulosa
Thomas W. Nelson, J. O. Sawyer
1975-10-9
2229
Mendocino
At jct. of Cat Track Rd. and BLM road to School Section Creek
732
Comment
JEPS128829
Arctostaphylos glandulosa subsp. glandulosa
Julie Kierstead Nelson with Lusetta Sims, Belinda Lo, Kellie Eldridge
2017-6-14
2017 -009
Shasta
Northwestern Beegum Creek watershed, western Shasta County near Tehama and Trinity County lines; west of I-5, south of Hwy 36, southern Klamath Ranges. Along Road 28N10.
Comment
RSA258894
Arctostaphylos glandulosa subsp. glandulosa
Thomas W. Nelson
1974-4-22
1220
Marin
beside the middle peak of Mt.Tamalpais.
Comment
HSC35782
Arctostaphylos patula
Thomas W. Nelson, B. Reinhardt
1975-7-30
2097
Humboldt
Head of Pilot Creek, Last Chance Ridge
Comment
HSC40857
Arctostaphylos patula
Thomas W. Nelson
1976-7-9
2990
Humboldt
Ridge S of the E peak of the Lassic Peak (Signal peak) group.
1707
Comment
HSC38198
Arctostaphylos stanfordiana
Thomas W. Nelson, J. P. Smith, Jane P. Nelson, James Nelson
1976-4-13
2372
Lake
Along rd. 2 mi. E of Bartlet Springs
610
Comment
HSC96668
Arctostaphylos stanfordiana subsp. raichei
Thomas W. Nelson, Jane P. Nelson
2003-6-13
9137
Mendocino
Along rd. around the S side of the summit of Little Red Mtn.
915
Comment
HSC32695
Arctostaphylos viscida
Thomas W. Nelson, Jane P. Nelson
1973-4-24
786
Mendocino
Beside jeep road to Roberts Lake, N of Eden Valley Ranch.
Comment
HSC33144
Arctostaphylos viscida
Thomas W. Nelson, Jane P. Nelson
1974-4-11
1177
Mendocino
Summit overlooking Round Valley
Comment
HSC38009
Arctostaphylos viscida
Thomas W. Nelson, Alan Goes
1976-5-23
2563
Mendocino
Along road to Little Red Mtn.
823
Comment
HSC70180
Arctostaphylos viscida
Thomas W. Nelson, Jane P. Nelson
1978-7-21
4425
Trinity
Along SR 3 ca. 1/4 mi. from Salt Creek Bridge
762
Comment
HSC70019
Argemone munita
Thomas W. Nelson, Jane P. Nelson
1978-7-21
4433
Shasta
Along Hwy. 36, 1 mi. E of Co. line
Comment
CAS-BOT-BC207147
Argythamnia lanceolata
Aven Nelson; Ruth Nelson
1939-3-24
3240
San Diego
Palm Canyon, Borego State Park
Comment
GH341041
Aristida californica
A. Nelson
1930-2-27
11157 a
Unknown
Yuma-El Centro, California
Comment Read comments Jul 5 2012
UC700987
Aristida purpurea var. nealleyi
Aven and Ruth Nelson
1938-4-4
3400
Inyo
Maurandia Canyon Death Valley ((a branch of Titus Canyon), n end of Death Valley)
Comment
CHSC78058
Aristolochia californica
Terry Nelson
1998-4-18
240 -5
Shasta
Along Battle Creek 6 mi e of Cottonwood. 1 mi e of the Sacramento River and 10 ft. n of Battle Creek.
131
Comment
HSC33417
Arnica cernua
Thomas W. Nelson
1974-5-30
1345
Humboldt
Along Hoopa-Redwood Valley Rd.
Comment
HSC46207
Arnica cernua
Thomas W. Nelson
1977-6-15
3435
Humboldt
Horse Mtn.; along USFS Rd. 5N10 about 100 m south of junction with USFS Rd. 6N01
Comment
HSC34913
Arnica cordifolia
Thomas W. Nelson, Jane P. Nelson
1975-5-24
1852
Humboldt
McKeown Ranch, N of Dinsmore.
Comment
HSC82255
Arnica cordifolia
Thomas W. Nelson, Jane P. Nelson
1980-7-20
6178
Siskiyou
Hillside above Big Carmen Lake
1738
Comment
HSC33626
Arnica discoidea
Thomas W. Nelson, Jane P. Nelson
1976-6-15
2730
Humboldt
Growing on FS road N of Alder Springs
1524
Comment
JEPS120257
Arnica lanceolata subsp. prima
Julie Kierstead Nelson
2011-9-7
2011 -47
Siskiyou
Eastern Klamath Mountains, The Eddys, Headwaters of Parks Creek at base of China Mountain, NW of Caldwell Lakes Basin
Comment
CAS-BOT-BC465595
Arnica mollis
Julie Kierstead Nelson; Martin Lenz
2015-6-18
2015 -063
Siskiyou
Headwaters of West Fork Parks Creek, 2 mi NNE of China Mountain; 7 mi W of town of Weed
2197
Comment
JEPS128462
Arnica mollis
Julie Kierstead Nelson with Martin Lenz
2015-6-18
2015 -063
Siskiyou
Headwaters of West Fork Parks Creek, 2 miles NNE of China Mountain; 7 miles W of town of Weed.
Comment
HSC68856
Arnica spathulata
Thomas W. Nelson, Jane Nelson
1980-6-20
5719
Trinity
Shasta-Trinity National Forest, along Forest Service Rd. 29N73, 1.6 mi. S of junction with Hwy. 36
1220
Comment
HSC70007
Artemisia douglasiana
Thomas W. Nelson, Jane P. Nelson
1978-7-22
4448
Tehama
Along road to Handy Camp Gulch, 0.25 mi. E of Wells Creek
1372
Comment
HSC34669
Artemisia ludoviciana subsp. ludoviciana
Thomas W. Nelson, J. O. Sawyer
1974-10-29
1739
Siskiyou
Hwy. 3, just S of Calaghan
Comment
JEPS116595
Asarum caudatum
Julie Kierstead Nelson
2006-5-10
2006 -4
Shasta
Confluence of Goods Creek & South Fork Goods Creek at junction of Hwy 36 and Rd. 29N28, about 50 miles W of Red Bluff
1036
Comment
JEPS121709
Asarum caudatum
Julie Kierstead Nelson with Martin Lenz
2014-5-27
2011 -031
Shasta
Deep Creek, 4 miles southeast of Big Bend, south side of Pit River. Next to Road 37N36.
Comment
HSC25981
Asclepias cordifolia
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-6-21
1944
Trinity
S of Brown's Canyon Campground
Comment
HSC82061
Asclepias cordifolia
Thomas W. Nelson, Jane P. Nelson
1980-4-27
5104
Yolo
Along SR 16, 100 m E of bridge over Cache Creek, 4.2 mi. from county line
152
Comment
HSC33168
Asclepias fascicularis
Thomas W. Nelson
1973-8-19
1108
Trinity
Black Lassic area
1799
Comment
HSC67285
Asclepias solanoana
Thomas W. Nelson, Jane P. Nelson
1980-6-17
5495
Trinity
Shasta-Trinity National Forest, along Salt Creek Rd. at junction with FS Rd. 30N24
945
Comment
HSC67349
Asclepias solanoana
Thomas W. Nelson, Jane P. Nelson
1980-5-25
5269
Trinity
Six Rivers National Forest, above Little Red Mtn. Creek along trail S from Blue Jay Mine
1067
Comment
HSC68834
Asclepias solanoana
Thomas W. Nelson, Jane P. Nelson
1980-6-19
5631
Trinity
Along Old State Rte. 36 (Post Creek Rd.) at bridge over Glade Creek
884
Comment
SBBG93247
Asclepias vestita
D. G. Nelson
1937-4-24
520
Contra Costa
Marsh Crk Rd, between Byron and Clayton
Comment
HSC38015
Aspidotis densa
Thomas W. Nelson, Alan Goes
1976-5-23
2569
Mendocino
Along road to Little Red Mtn.
823
Comment
HSC67193
Aspidotis densa
Thomas W. Nelson
1980-6-10
5418
Humboldt
Along road to Red Mtn., 0.5 mi. W of junction with Swayback Ridge Rd.
1372
Comment
HSC67333
Aspidotis densa
Thomas W. Nelson
1980-5-30
5373
Trinity
Along Rd 4N09, 1.9 miles from junction with road 60 (Underwood Mountain Rd)
1128
Comment
HSC67362
Aspidotis densa
Thomas W. Nelson, Jane Nelson
1980-5-25
5274
Trinity
Six Rivers National Forest, above Little Red Mtn. Creek along trail S from Blue Jay Mine
1067
Comment
HSC67466
Aspidotis densa
Thomas W. Nelson, Jane Nelson
1980-5-25
5335
Trinity
Along Covelo-Zenia Rd., 0.5 mi. S of Kettenpom store
1037
Comment
HSC68584
Aspidotis densa
Thomas W. Nelson, Jane Nelson
1980-6-17
5532
Trinity
Shasta-Trinity National Forest, along FS Rd. 1N12, 1.1 mi. from junction with FS Rd. 2N07
1006
Comment
HSC68695
Aspidotis densa
Thomas W. Nelson, D. Gordon
1980-6-10
5569
Trinity
Shasta-Trinity National Forest, along FS Rd. 1N05 at the copper mine along Copper Mine Hill
1463
Comment
HSC71898
Aspidotis densa
Thomas W. Nelson, Jane Nelson
1980-6-22
5831
Shasta
Shasta-Trinity National Forest, junction of FS Rd. 41 and FS Rd. 28N08
1220
Comment
HSC44044
Aspidotis densa
Thomas W. Nelson, Jane Nelson
1977-7-4
3599
Humboldt
Along old trail N of Alder Spring
1555
Comment
HSC103541
Astragalus breweri
Thomas W. Nelson, Jane Nelson
1981-4-14
6391
Napa
Junction of Morgan Valley and Devil's Head Roads.
457
Comment
JEPS116601
Astragalus californicus
J. K. Nelson with Rhonda Posey, Mary Ellen Colberg, Twyla Miller
2006-5-19
2006 -14
Siskiyou
North side of Mt. Shasta south of Hwy 97; Hotlum Fire area burned in Feb 2006
1100
Comment
HSC99986
Astragalus californicus
Thomas W. Nelson
2005-7-16
9377
Siskiyou
Along F. S. Rd. 42N16.
1337
Comment
HSC97238
Astragalus clevelandii
Thomas W. Nelson, Dick Brummitt & Barbara Ertter
2004-7-1
9262
Mendocino
Along Toney Creek upstream from crossing of Toney Creek Rd., Eden Valley.
Comment
UC1543239
Astragalus douglasii
Donald G. Nelson
1936-5-21
380
Riverside
n Mt. Thomas (e of Lake Hemet, slopes just n of meadow in valley just e of Jurkey Creek Camp area, San Jacinto Mountains); San Jacinto Mountains, e of Lake Hemet, n of Mt. Thomas
Comment
HSC33221
Astragalus gambelianus
Thomas W. Nelson
1974-4-22
1216
Marin
At Rock Springs besides rd. out Bolinas Ridge.
Comment
UC724217
Astragalus layneae
Aven and Ruth Nelson
1939-4-4
3407
Inyo
between the California-Nevada line and Beatty (Desert); <near> Beatty
Comment
HSC82283
Astragalus purshii var. lectulus
Thomas W. Nelson, Jane P. Nelson
1979-6-15
4803
Siskiyou
Along road to Carmen Lake, 0.6 mi. from junction with State Route.
1646
Comment
CAS-BOT-BC192860
Astragalus purshii var. lectulus
Thomas W. Nelson; James L. Nelson
1980-6-10
5405
Humboldt
Along Swayback Ridge 4-wheel drive road ca 2.5 miles north of junction with Forest Service road 1S07
1463
Comment
HSC82034
Astragalus purshii var. lectulus
Thomas W. Nelson, James Nelson
1980-6-10
5402
Humboldt
Along Swayback Ridge 4-wheel drive road, 2.5 mi. N of junction with FS Rd. 1S07
1463
Comment
RSA415677
Astragalus purshii var. lectulus
Thomas W. Nelson, James Nelson, A. Nelson
1976-6-10
2661
Trinity
Trinity-Humboldt Co. line; Talus along ridge above Sentenay Rock.
1555
Comment
HSC69836
Astragalus rattanii var. rattanii
Thomas W. Nelson
1978-5-27
4065
Trinity
Along trail to Red Mtn.
1250
Comment
HSC71068
Astragalus rattanii var. rattanii
Thomas W. Nelson, Jane P. Nelson
1977-5-30
3402
Humboldt
Above Mad River at Anderson's Ford.
640
Comment
CAS-BOT-BC193161
Astragalus sabulonum
Aven Nelson; Ruth Nelson
1939-3-29
3307
Riverside
About 8 miles southeast of Mecca, on hiway to Hidden Springs
Comment
HSC103507
Astragalus umbraticus
Thomas W. Nelson, Jane Nelson
1987-6-11
8526
Humboldt
Along Forest Service Rd. 13N01, 9 mi. from junction with State Route 96
762
Comment
SFV18601
Astragalus umbraticus
T. W. Nelson, J. P. Nelson
1987-6-27
8620
Humboldt
Along USFS road to Onion Lake, 8.2 miles from junction with State Route 96.
823
Comment
HSC67278
Astragalus whitneyi var. siskiyouensis
Thomas W. Nelson, Jane P. Nelson
1980-6-17
5469
Trinity
Shasta-Trinity National Forest, along old Hwy. 36, 1 mi. W of Hwy. 3 near Peanut
793
Comment
HSC81752
Astragalus whitneyi var. siskiyouensis
Thomas W. Nelson, Jane P. Nelson
1980-7-20
6190
Siskiyou
Above and to SE of Big Carmen Lake
1738
Comment
HSC82563
Astragalus whitneyi var. siskiyouensis
Thomas W. Nelson, Jane P. Nelson
1979-5-26
4722
Siskiyou
Along Hwy. 3, N of Scott Mtn. Summit, at junction with FS Rd. 40N03
1524
Comment
HSC28241
Astragalus whitneyi var. siskiyouensis
Thomas W. Nelson
1973-7-14
1096
Trinity
At the head of the trail to Deadfall Lake.
1982
Comment
HSC41197
Asyneuma prenanthoides
Thomas W. Nelson, Jane P. Nelson
1977-7-1
3562
Humboldt
Along N side of ridge between Bear and Blanket Creeks.
1494
Comment
SFV18602
Asyneuma prenanthoides
T. W. Nelson, J. P. Nelson
1987-6-27
8619
Humboldt
Along USFS road to Onion Lake, 8.2 miles from junction with State Route 96.
823
Comment
HSC44050
Athyrium filix-femina var. cyclosorum
Thomas W. Nelson, Jane Nelson
1977-6-19
3493
Humboldt
Above Alder Springs, N of pond
1585
Comment
HSC33118
Athysanus pusillus
Thomas W. Nelson, Jane P. Nelson
1974-5-26
1300
Glenn
Just W of Telephone Camp, Mendocino National Forest
2104
Comment
HSC44082
Athysanus pusillus
Thomas W. Nelson, Jane P. Nelson
1977-4-24
3353
Trinity
Along USFS Rd. 5E27, N of junction with Rd. 1S07
1524
Comment
CAS-BOT-BC170291
Atriplex confertifolia
Aven Nelson; Ruth Nelson
1939-4-2
3391
Inyo
Near Shoshone
Comment
GH376413
Atriplex lentiformis
A. Nelson
1930-3-1
1153 a
Unknown
Indio
Comment
UC724155
Atriplex parryi
Aven and Ruth Nelson
1939-4-2
3392
Inyo
among lava rocks near Shoshone (Highway 127 California); near Shoshone
Comment
CAS-BOT-BC213220
Ayenia compacta
Aven Nelson; Ruth A. Nelson
1939-3-25
3276
San Diego
Palm Grove, Borego Desert
Comment
UC724375
Ayenia compacta
Aven Nelson, Ruth A. Nelson
1939-3-25
3276
San Diego
Palm Grove Borego Desert
Comment
HSC26647
Baccharis pilularis subsp. consanguinea
Thomas W. Nelson
1972-11-26
712
El Dorado
Comment
UC724349
Baileya pauciradiata
Aven Nelson, Ruth A. Nelson
1939-3-29
3313
Riverside
between Mecca and Hidden Springs
Comment Read comments Feb 3 2011
UCR16888
Baileya pauciradiata
S. Nelson
1974-4-13
s.n.
Riverside
Sonoran (Colorado) Desert, [Coachella Valley] 2 mi north of U.S. Highway 10 on Washington St.
153
Comment
HSC26635
Balsamorhiza deltoidea
Thomas W. Nelson
1971-5-31
457
Humboldt
Adjacent to the Mad River N of Dinsmore
Comment
HSC35033
Balsamorhiza deltoidea
Thomas W. Nelson, James Nelson
1975-5-24
1850
Humboldt
McKeown Ranch, N of Dinsmore.
Comment
HSC82617
Balsamorhiza deltoidea
Thomas W. Nelson
1979-5-13
4655
Trinity
Along Rd. from SR 3 to Deerlick Springs 2 mi. S of Blanchard Flats.
640
Comment
CHSC105877
Balsamorhiza sericea
Julie Kierstead Nelson
2010-5-31
2010 -009
Trinity
Eagle Creek Loop, west side of upper Trinity River; at start of Rd. 38N13Y, 1/2 mile N of confluence Ramshorn Creek and Trinity River.
853
Comment
HSC103648
Balsamorhiza sericea
Thomas W. Nelson, Jane Nelson
1985-6-19
7818
Siskiyou
In and about Scott Mountain Campground.
1646
Comment
HSC75155
Balsamorhiza sericea
Thomas W. Nelson, Jane P. Nelson
1979-5-26
4716
Siskiyou
Along Hwy. 3, N of Scott Mtn. Summit, at junction with FS Rd. 40N03
1524
Comment
HSC39056
Barbarea orthoceras
Thomas W. Nelson, Jane P. Nelson
1976-5-31
2642
Humboldt
N of junction of FS Rds. 1S07 and 5E27 along 5E27
1524
Comment
HSC40621
Barbarea orthoceras
Thomas W. Nelson, James Nelson
1976-6-22
2840
Trinity
Below Senteney Rock
1494
Comment
HSC26814
Barbarea verna
Thomas W. Nelson
1971-3-30
364
Humboldt
Beside Grizzley Bluff Rd. near Ferndale
Comment
CAS-BOT-BC106418
Bebbia juncea var. aspera
Aven Nelson; Ruth A. Nelson
1939-4-4
3419
Inyo
Mouth of Tuts Canyon - Death Valley
Comment
UC724318
Bebbia juncea var. aspera
Aven Nelson, Ruth A. Nelson
1939-4-4
3419
Inyo
Mouth of Titus Canyon, Death Valley Death Valley, Mouth of Titus Canyon
Comment
UC1543196
Bellis perennis
Donald G. Nelson
1940-7-7
696
San Mateo
on road from Half Moon Bay to San Mateo Pilarcitos Creek
76
Comment
HSC35711
Berberis aquifolium
Thomas W. Nelson
1975-10-12
2238
Humboldt
McKeown Ranch, N of Dinsmore
Comment
HSC36801
Berberis aquifolium
Thomas W. Nelson
1975-7-20
2066
Trinity
Black Lassic Area
1799
Comment
HSC40543
Berberis aquifolium
Thomas W. Nelson, Jane Nelson
1976-5-23
2531
Trinity
E side of Black Lassic, S side of branch of Shanty Creek
1524
Comment
HSC40990
Berberis aquifolium
Thomas W. Nelson, Jane Nelson
1976-6-10
2672
Trinity
Along Rd. 5E27 N of its junction with Rd. 1S07
1555
Comment
HSC81955
Berberis aquifolium var. repens
Thomas W. Nelson, Jane Nelson
1979-6-25
4896
Tehama
Along road from Tedoc Gap to Well's Creek, 0.25 mi. SE of Weston Ranch
1280
Comment
HSC39525
Berberis nervosa
Thomas W. Nelson, Jane Nelson
1976-6-15
2715
Humboldt
Along old trail from lookout to Blocksburg
1585
Comment
HSC35712
Berberis pinnata
Thomas W. Nelson
1975-10-12
2236
Humboldt
McKeown Ranch, N of Dinsmore
Comment
JEPS120186
Betula occidentalis
Julie Kierstead Nelson with Rhonda Posey, Peter Zika, Talitha Derksen
2012-6-21
2012 -058
Siskiyou
South Fork Willow Creek, foothills of N side Scott Mountain Rd. ca. 1 mile S of Gazelle-Callahan Hwy.
Comment
HSC81631
Bistorta bistortoides
Thomas W. Nelson, Jane P. Nelson
1980-7-17
6111
Trinity
Along FS Rd. 17 at summit at county line
2073
Comment
HSC82358
Bistorta bistortoides
Thomas W. Nelson, Jane P. Nelson
1978-7-24
4519
Siskiyou
Siskiyou-Trinity County line, head of Scott Mtn. Creek, S of Forest Service campground
1646
Comment
HSC35726
Blechnum spicant
Thomas W. Nelson
1975-1-16
1747
Humboldt
E of HSU campus
Comment
HSC97695
Blepharipappus scaber
Thomas W. Nelson, Shauna Hee
2006-8-4
9469
Trinity
Hwy. 299, 100 m SE of bridge over Stuart Fork of Trinity River
730
Comment
SFV18484
Boechera breweri
T. W. Nelson, J. P. Nelson, J. Nelson
1975-6-20
s. n.
Trinity
Along road 5E27 just north of junction with 1S07.
Comment
JEPS120253
Boechera serpenticola
Julie Kierstead Nelson
2013-6-18
2011 -002
Trinity
Upper Hayfork Creek watershed, west of Wild-Mad Road, south of Hwy. 36, ca. 45 miles west-northwest of Red Bluff, junction of Forest Roads 29N33 and 29N34
Comment
CAS-BOT-BC25926
Boechera suffrutescens
Thomas W. Nelson; Jane P. Nelson
1980-7-17
6094
Siskiyou
Along Forest Service road 17, 0.5 mile north of summit at county line.
Comment
UCSB11232
Bolboschoenus maritimus
Nelson, Kristine
1961-5-20
Santa Barbara
At W side of El Encanto Heights Tract; at Tuolumne and Ellwood Sta. Road; 2.3 mi. W of Goleta on Hwy. 101
Comment
HSC69759
Bolboschoenus robustus
Thomas W. Nelson
1977-9-22
3748
Humboldt
E side of SR 101 just N of the Eureka Airport
Comment
CDA42237
Brandegea bigelovii
Don Nelson
1973-1-3
s.n.
Riverside
12 miles north of Blythe on Midland Road.
0
Comment
UC724362
Brandegea bigelovii
Aven and Ruth Nelson
1939-3-28
3304
Riverside
s of Mecca (near Salton Sea, Highway 111); Highway 111
Comment
HSC32777
Brasenia schreberi
Thomas W. Nelson, D. Anderson
1973-5-5
824
Mendocino
Robert's Lake area of Eden Valley, N of Eden Valley Ranch
Comment
HSC32555
Brickellia californica
Thomas W. Nelson
1973-9-3
1124
Humboldt
McKeown Ranch N of Dinsmore
Comment
JEPS123444
Brickellia grandiflora
Julie Kierstead Nelson with Marie Buell
2015-7-18
2015 -121
Trinity
Yolla Bolly Wilderness; Pettijohn Basin.
Comment
HSC33181
Brickellia greenei
Thomas W. Nelson
1973-8-19
1106
Trinity
Black Lassic area
1799
Comment
HSC32667
Brickellia greenei
Thomas W. Nelson
1973-7-10
1019
Trinity
Red Lassic area; SW side
1799
Comment
HSC82269
Briza minor
Thomas W. Nelson, Jane P. Nelson
1979-4-11
4596
Placer
Along N side of Douglas Blvd., 1 mi. S of junction with I-80
Comment
UC1543022
Briza minor
Donald G. Nelson
1936-4-1
123
Napa
along trail to Green Valley Falls
Comment
HSC81655
Brodiaea elegans subsp. elegans
Thomas W. Nelson, Jane P. Nelson
1980-7-13
6058
Humboldt
Along the rd. from Dinsmore to Anderson Ford-McKeown Ranch rd.
762
Comment
HSC35940
Brodiaea elegans subsp. elegans
Thomas W. Nelson, Jane P. Nelson
1975-7-15
2033
Humboldt
Beside Bald Hills Rd. 1 mi. E of Redwood National Park
Comment
HSC69895
Brodiaea elegans subsp. elegans
Thomas W. Nelson, Jane P. Nelson
1977-7-29
3637
Humboldt
Beside SR 36 at head of Larabee Valley
823
Comment
HSC82538
Brodiaea elegans subsp. elegans
Thomas W. Nelson, Jane P. Nelson
1980-6-26
5917
Mendocino
Along Covelo-Zenia County Road 303, 2.5 mi. N of junction with S.R. 162
671
Comment
HSC32915
Brodiaea stellaris
Thomas W. Nelson, Jane P. Nelson
1973-3-28
964
Humboldt
McKeown Ranch N of Dinsmore
Comment
HSC33078
Brodiaea terrestris subsp. terrestris
Thomas W. Nelson, J. D. Ackerman
1974-5-14
1267
Humboldt
Beside old Samoa-Crannell railroad bed adjacent to the Mad River Slough N of Emerson Mill
Comment
HSC97798
Brodiaea terrestris subsp. terrestris
Thomas W. Nelson, Jane P. Nelson
2006-6-19
9442
Del Norte
W side of road to Point St. George, 200 m S of Point St. George
27
Comment
HSC48064
Bromus diandrus
Thomas W. Nelson
1978-4-23
3884
Humboldt
N of Samoa
Comment
HSC26275
Bromus hordeaceus
Thomas W. Nelson
1971-5-31
465
Humboldt
915
Comment
HSC40387
Bromus hordeaceus
Thomas W. Nelson, James Nelson
1976-6-22
2782
Trinity
Below Senteney Rock
1433
Comment
JEPS111018
Bromus hordeaceus
J. K. Nelson
2001-5-3
2001 -7
Shasta
Gilman Road, McCloud River Bridge, Shasta Lake.
365
Comment
HSC40561
Bromus inermis
Thomas W. Nelson, Jane P. Nelson
1976-7-26
3020
Trinity
Trinity/Humboldt Co. line, along FS Rd. 1S07 W of Black Lassic
1616
Comment
HSC40577
Bromus orcuttianus
Thomas W. Nelson, James Nelson
1976-7-28
3047
Humboldt
W of Alder Springs along 2S08
1555
Comment
CHSC105869
Cacaliopsis nardosmia
J. K. Nelson; Lauren Johnson, Brad Rust, Talitha Penland Derksen
2010-6-7
2010 -022
Tehama
1.75 mi SSW of Tedoc Gap, ca 20 mi west of Red Bluff, along side Forest Road 2712. UTM N10N 4451503.011mN, 507778.364mE.
524
Comment
HSC44136
Cacaliopsis nardosmia
Thomas W. Nelson, Jane P. Nelson
1977-7-1
3570
Humboldt
Along N side of ridge between Bear and Blanket Creeks
1494
Comment
RSA273362
Cacaliopsis nardosmia
Thomas W. Nelson
1976-6-10
2689
Trinity
Along road 6E42.
1220
Comment
HSC44171
Calamagrostis koelerioides
Thomas W. Nelson, Jane P. Nelson
1977-7-30
3650
Trinity
On ridge between the forks of Black Lassic Creek
1646
Comment
HSC44185
Calamagrostis koelerioides
Thomas W. Nelson, Jane P. Nelson
1977-9-3
3736
Humboldt
Ridge NW of the pond above Alder Spring
1555
Comment
UC700985
Calandrinia ambigua
Aven and Ruth Nelson
1939-3-29
3326
Riverside
near Palm Grove (at Hidden Springs at the Mecca road)
Comment
HSC32739
Calandrinia ciliata
Thomas W. Nelson, Jane P. Nelson
1973-4-22
750
Mendocino
Eden Valley
Comment
HSC38065
Calochortus albus
Thomas W. Nelson, Jane P. Nelson
1976-5-10
2473
Butte
Beside SR 191 about 4 mi. W of Paradise
Comment
HSC33065
Calochortus amabilis
Thomas W. Nelson, Jane P. Nelson
1974-5-10
1253
Mendocino
W side of Hwy. 101, 2 mi. N of its junction with Redwood Valley Rd.
Comment
HSC33454
Calochortus coeruleus
Thomas W. Nelson, James Nelson
1974-6-17
1355
Placer
Along Hwy. 80 at its junction with Blue Canyon Rd., 9 mi. W of Placer-Nevada County line
Comment
CHSC118633
Calochortus coeruleus
Julie Kierstead Nelson; Martin Lenz, Rhonda Posey, Brenna Montagne
2016-6-9
2016 -020
Siskiyou
Lower Parks Creek watershed, E Klamath Range, above Forest Service Road 42N19, 3 miles northwest of Stewart Springs; UTM NAD 83 Zone 10, 539249m E, 4586866m N.
1478
Comment
HSC38106
Calochortus luteus
Thomas W. Nelson, Jane P. Nelson
1976-5-9
2449
Butte
Intersection of Palermo Rd. and Hwy. 70, 4 mi. S of Oroville
Comment
HSC27090
Calochortus nudus
Thomas W. Nelson
1973-7-14
1075
Trinity
Beside Deadfall Creek, just west of head of trail to Deadfall Lake
Comment
HSC81989
Calochortus nudus
Thomas W. Nelson, Jane P. Nelson
1979-6-16
4867
Siskiyou
Along SR 3, 2.2 mi. N of Scott Mtn. Summit
1341
Comment
HSC67176
Calochortus tolmiei
Thomas W. Nelson, James Nelson
1980-6-10
5427
Humboldt
Along NE side of Red Mtn.
1433
Comment
HSC67246
Calochortus tolmiei
Thomas W. Nelson
1980-5-30
5351
Trinity
Shasta-Trinity National Forest, along Rd. 60/Underwood Mtn. Rd., 6.6 mi. S of junction with Hwy. 299
1067
Comment
HSC67382
Calochortus tolmiei
Thomas W. Nelson
1980-5-30
5358
Trinity
Along Rd. 60 (Underwood Mtn. Rd.), 10 mi. S from junction with Hwy. 299
1341
Comment
HSC68749
Calochortus tolmiei
Thomas W. Nelson, Jane P. Nelson
1980-6-18
5595
Trinity
Shasta-Trinity National Forest, along FS Rd. 1N10, 1 mi. from junction with FS Rd. 2N07
1372
Comment
UCR45374
Calochortus tolmiei
Thomas W. Nelson
1977-6-15
3450
Humboldt
North Coast Range, [Horse Mountain] along old road to ski area
1372
Comment
HSC72204
Calochortus tolmiei
Thomas W. Nelson, Jane P. Nelson
1980-6-26
5894
Mendocino
Along Rd. 1N02, 1.5 mi. N of Monkey Rock, 13 mi. S of Grizzly Flat Station
1677
Comment
UCD139586
Calochortus tolmiei
Thomas W. Nelson; James L. Nelson
1980-6-10
5427
Humboldt
along road to Red Mountain.
1371
Comment
HSC97700
Calycadenia micrantha
Thomas W. Nelson, Jane Nelson
2006-7-30
9460
Trinity
5.5 mi. from Hwy. 36, on Mad River Ridge Rd. S of Pine Butte
1265
Comment
CAS-BOT-BC465590
Calycanthus occidentalis
Julie Kierstead Nelson; Martin Lenz
2015-5-18
2015 -044
Shasta
Shotgun Road, eastern Klamath Range, Sacramento River canyon W of Interstate 5; ca 8 mi S of Castle Crags
557
Comment
HSC38956
Calyptridium monospermum
Thomas W. Nelson, Jane P. Nelson
1976-5-23
2540
Trinity
Branch of Shanty Creek along E side of Black Lassic
1555
Comment
JEPS81077
Calyptridium quadripetalum
Thomas W. Nelson and Jane P. Nelson
1980-6-24
5880
Colusa
along trail to Snow Mountain trail head at Summit Springs, Six Rivers National Forest Summit Springs (Lake Pillsbury Quadrangle); Six Rivers National Forest, Snow Mountain trail
1584
Comment
HSC103790
Calystegia
Thomas W. Nelson, Dick Brummitt, Barbara Ertter
2004-7-3
9272
Del Norte
Along Hi Low Divide Rd. (305), 2.9 mi. from junction with North Bank Rd. (State Route 197).
488
Comment
HSC103796
Calystegia
Thomas W. Nelson, Sydney Carothers
2004-5-25
9204
Del Norte
South side of State Route 199, road to dorms, just west of Hiouchi; under power lines
61
Comment
HSC103806
Calystegia
Thomas W. Nelson, R. K. Brummitt, Barbara Ertter
2004-6-16
9244
Del Norte
Along High-Low Divide Rd. (305), 3.1 mi. from junction of State Route 197 (North Bank Rd.) and Forest Service Rd. 17N23.
488
Comment
HSC103800
Calystegia atriplicifolia subsp. buttensis
Thomas W. Nelson, Martin Lenz
2004-6-9
9228
Shasta
Branch off Founders Ferry Rd., 2.2 mi. N of junction with State Route 299. Along A-line (Forest Service Rd. 34N02), 0.5 mi. from junction with Founders Ferry Rd.
689
Comment
HSC104390
Calystegia atriplicifolia subsp. buttensis
Thomas W. Nelson, Joe Molter
2004-6-21
9260
Shasta
Branch road off Pit 6 Rd. near power line, ~1 mi. W of junction with Cover Rd.
610
Comment
HSC48190
Calystegia collina subsp. collina
Thomas W. Nelson, Jane Nelson
1978-4-29
3965
Colusa
Along Hwy. 20 just E of Colusa-Lake Co. line
549
Comment
HSC32834
Calystegia collina subsp. tridactylosa
Thomas W. Nelson, D. E. Anderson
1973-5-6
859
Mendocino
Along Jeep-road to Roberts Lake N of Eden Valley
701
Comment
OBI80345
Calystegia macrostegia
Kristen M. Nelson
2013-2-16
21
San Luis Obispo
Between Pismo Beach and Avila Beach on CA-1, between Cliff Avenue and Terrace Avenue. Along disturbed roadside.
35
Comment
HSC96644
Calystegia occidentalis
Thomas W. Nelson, Martin J. Lenz
2004-6-9
9229
Shasta
Branch off Founders Ferry Rd. 2.2 mi. N of jct. with Hwy. 299, along USFS Rd. 34N02, .6 mi. from jct. with Founders Ferry Rd.
691
Comment
HSC40007
Calystegia occidentalis subsp. occidentalis
Thomas W. Nelson, Jane Nelson
1976-7-1
2903
Humboldt
Along ridge N of Bear Creek
1463
Comment
HSC81970
Calystegia occidentalis subsp. occidentalis
Thomas W. Nelson, Jane Nelson
1979-6-25
4897
Tehama
Along road from Tedoc Gap to Well's Creek, 0.25 mi. SE of Weston Ranch
1280
Comment
HSC88003
Calystegia occidentalis subsp. occidentalis
Thomas W. Nelson, Alan Goes
1976-5-23
2557
Mendocino
Along road to Little Red Mtn.
793
Comment
JEPS128468
Calystegia occidentalis subsp. occidentalis
Julie Kierstead Nelson with Martin Lenz, Rhonda Posey, Brenna Montagne
2016-6-9
2016 -024
Siskiyou
Lower Parks Creek watershed, E Klamath Range; Forest Road 42N19. 3 miles northwest of Stewart Springs.
Comment
HSC103624
Calystegia occidentalis subsp. occidentalis
Thomas W. Nelson, Jane Nelson
1987-5-24
8485
Del Norte
Along Road 305 (Low Divide Road), 6 mi. N of junction with North Bank Rd.
640
Comment
HSC40013
Calystegia occidentalis subsp. occidentalis
Thomas W. Nelson, Jane Nelson
1976-7-1
2914
Humboldt
N side of Mt. Lassic (Signal Peak)
1738
Comment
HSC99980
Calystegia occidentalis subsp. occidentalis
Thomas W. Nelson
2005-7-16
9380
Siskiyou
Along F. S. Rd. 42N16.
1337
Comment
UC672016
Calystegia purpurata
Evelyn Hart Nelson
1939-8-16
25
Santa Clara
Loma Prieta Santa Cruz Mountains, Loma Prieta (between fork and spring, Santa Cruz Mountains)
975
Comment
RSA258888
Calystegia purpurata
Thomas W. Nelson, M. B. Dunkle
1974-4-22
1213
Marin
Growing along the south side of Mt. Tamalpias on serpentine.
Comment
CHSC30048
Calystegia purpurata subsp. purpurata
Robin Nelson
1971-4-24
23
Marin
On nw bank of Coast Hwy. ca .8 mi w of Panoramic Hwy.
Comment
CDA39889
Calystegia silvatica subsp. disjuncta
Thomas Nelson
1976-8-1
3166
Humboldt
At the intersection of 11th and B Streets, Arcata.
0
Comment
HSC37769
Calystegia silvatica subsp. disjuncta
Thomas W. Nelson
1976-8-10
3166
Humboldt
Intersection of 11th and B St. in Arcata
Comment
HSC69981
Camassia quamash subsp. linearis
Thomas W. Nelson, Jane P. Nelson
1978-6-22
4296
Trinity
Along Dubakella Rd., 4.8 mi. from junction with Hwy. 36
1527
Comment
HSC26805
Camissonia contorta
Thomas W. Nelson
1971-4-25
413
Trinity
Adjacent to the Trinity River at Pidgeon Point Campground
Comment
HSC32743
Camissonia ovata
Thomas W. Nelson, Jane P. Nelson
1973-4-22
755
Mendocino
Beside Tomki Creek along Rd. between Willits and Hearst
Comment
RSA254825
Camissonia ovata
Thomas W. Nelson, Jane P. Nelson
1973-4-22
755
Mendocino
Beside Tomki Creek along the road from Willits to Hearst
Comment
SEINET10905896
Campanula prenanthoides
Nelson
1974-7-19
NELSON 1671
Humboldt
McKeown Ranch north of Dinsmore. Oak-Douglas Fir woodlands, dry NE slope. T2N R5E SECS.28,29,33,34
Comment
RSA273405
Cardamine breweri var. orbicularis
Thomas W. Nelson, J. P. Smith
1976-4-25
2382
Humboldt
Humboldt County: T3N, R1N, S29, Brzil Ranch E of Hwy 101 near college of Redwoods.
Comment
HSC26340
Cardamine californica
Thomas W. Nelson
1971-4-4
365
Humboldt
Above the S Fork of the Van Duzen River and beside Hwy. 36 at the bridge over the Van Duzen River
Comment
HSC26794
Cardamine californica
Thomas W. Nelson
1971-4-25
423
Trinity
Grays Falls Campground
Comment
HSC32792
Cardamine californica
Thomas W. Nelson, D. Anderson
1973-5-5
826
Mendocino
Roberts Lake area of Eden Valley, N of Eden Valley Ranch
Comment
HSC33150
Cardamine californica
Thomas W. Nelson, Jane Cole, Brad Klipfel
1974-5-8
1246
Humboldt
Horse Mtn. area, E of microwave tower
1220
Comment
HSC34927
Cardamine californica
Thomas W. Nelson, James Nelson
1975-3-26
1763
Lake
Beside Hwy. 29, N of Calistoga along St. Helena Creek, NE side of Mt. St. Helena
Comment
HSC26336
Cardamine oligosperma
Thomas W. Nelson
1971-3-30
361
Humboldt
Beside Williams Creek near Ferndale
Comment
UC1543082
Cardionema ramosissimum
Donald G. Nelson
1935-6-27
324
Orange
s. of Corona del Mar (s. of mouth of Newport Bay)
Comment
HSC37476
Carduus pycnocephalus subsp. pycnocephalus
Thomas W. Nelson
1976-5-3
2386
Mendocino
Along old Hwy. 101 at its junction with BLM road to Red Mtn.
Comment
HSC82088
Carduus tenuiflorus
Thomas W. Nelson, Jane P. Nelson
1980-5-3
5130
Sonoma
Along Roberts Rd. ca. 100 m past bridge over Copeland Creek, E of Rhonert Park
61
Comment
HSC44018
Carex athrostachya
Thomas W. Nelson, Jane P. Nelson
1977-6-19
3504
Humboldt
Above Alder Springs
1585
Comment
HSC44020
Carex athrostachya
Thomas W. Nelson, Jane P. Nelson
1977-7-4
3594
Humboldt
Beside pond above Alder Springs
1585
Comment
CHSC93263
Carex bolanderi
Thomas Nelson; Jane Nelson
1977-7-1
3552
Humboldt
The Lassics. Along Blanket Creek.
1493
Comment
HSC44056
Carex bolanderi
Thomas W. Nelson, Jane P. Nelson
1977-7-1
3552
Humboldt
Along Blanket Creek
1494
Comment
HSC82146
Carex bolanderi
Thomas W. Nelson, Jane P. Nelson
1979-6-25
4908
Tehama
Along FS road from Stuart Gap to S Fork of Beegum Creek, 1 mi. from Stuart Gap
1372
Comment
JEPS111447
Carex brainerdii
Julie Kierstead Nelson
2000-4-25
2000 -009
Trinity
Ramshorn Creek at Highway 3, north Trinity Lake
853
Comment
SEINET3900272
Carex breviligulata
Thomas Nelson, Ken Hindley
1978-5-28
4086
Humboldt
On Mckeown Ranch north of Dinsmore.; 0
762
Comment
HSC45435
Carex buxbaumii
Thomas W. Nelson, Jane P. Nelson
1978-7-2
4397
Humboldt
Along FS 2S08 near Pine Mtn.
1463
Comment
HSC81983
Carex buxbaumii
Thomas W. Nelson, Jane P. Nelson
1979-6-16
4855
Siskiyou
Above Mule Creek, along Hwy. 3, 4.4 mi. N of Scott Mtn. Summit
1220
Comment
CHSC35528
Carex concinnoides
Thomas Nelson
1978-6-14
4209
Del Norte
At junction of Forest Service Rd. 17N04 and road to Gordon Mountain.
Comment
SEINET3899935
Carex concinnoides
Thomas Nelson
1978-6-14
4209
Del Norte
At junction of Forest Service Rd. 17N04 and road to Gordon Mountain.; 0
Comment
HSC34955
Carex densa
Thomas W. Nelson
1975-5-24
1866
Humboldt
McKeown Ranch, N of Dinsmore.
Comment
HSC38078
Carex densa
Thomas W. Nelson, James Nelson
1976-5-30
2629
Humboldt
McKeown Ranch, N of Dinsmore.
Comment
HSC69949
Carex densa
Thomas W. Nelson, Jane P. Nelson
1978-6-21
4223
Trinity
Along Trinity River flood plain, 100 m above the mouth of Indian Creek.
488
Comment
CHSC98327
Carex dudleyi
Thomas W. Nelson; Jane P. Nelson
1982-6-19
7055
Trinity
North Coast Ranges. Junction Forest Service Road 1S07 and county road.
Comment
CHSC98351
Carex dudleyi
Thomas W. Nelson; Jane P. Nelson
1982-6-19
7063
Trinity
North Coast Ranges. Junction Forest Service Road 1S07 and county road.
701
Comment
CHSC98360
Carex dudleyi
Thomas W. Nelson; Jane P. Nelson
1982-6-19
7061
Trinity
North Coast Ranges. Junction Forest Service Road 1S07 and county road.
701
Comment
HSC81984
Carex echinata subsp. echinata
Thomas W. Nelson, Jane P. Nelson
1979-6-25
4874
Tehama
Along road from Tedoc Gap to Wells Creek, 0.5 mi. from Tedoc Gap
1372
Comment
HSC82519
Carex echinata subsp. echinata
Thomas W. Nelson, Jane P. Nelson
1979-5-26
4699
Trinity
On flood plain of Trinity River, 100 m above mouth of Indian Creek
488
Comment
CHSC98332
Carex feta
Thomas W. Nelson; Jane P. Nelson
1982-7-11
7115
Humboldt
North Coast Ranges. Along road from Hindley's cabin on McKeown's ranch to Anderson's ford at Mad River. T02N R05E S28 and 29.
Comment
HSC69998
Carex feta
Thomas W. Nelson, Jane P. Nelson
1978-6-21
4219
Trinity
Along Trinity River flood plain, 100 m above the mouth of Indian Creek.
488
Comment
HSC103600
Carex fracta
Thomas W. Nelson, Jane Nelson
1985-8-10
8011
Lassen
Along north side of Silver Lake
1829
Comment
HSC43476
Carex fracta
Thomas W. Nelson, James Nelson
1976-7-28
3062
Trinity
Along headwaters of fork of Shanty Creek, NE of Black Lassic
1524
Comment
CHSC90265
Carex geyeri
Thomas W. Nelson; Jane P. Nelson
1987-6-11
8558
Del Norte
North Coast Ranges. Along branch road to Onion Lake ca. 100 yrds. from lake.
1097
Comment
CHSC90281
Carex gynodynama
Thomas W. Nelson; Jane P. Nelson
1987-5-25
8510
Del Norte
North Coast Ranges. Along State Route 101 ca. 4 miles north of Crescent City at KOA campground.
60
Comment
CHSC98314
Carex hassei
Thomas W. Nelson; Jane P. Nelson
1983-7-29
7525
Trinity
North Coast Ranges. In and around Scott Mountain Campground.
1645
Comment
HSC82289
Carex hassei
Thomas W. Nelson, Jane P. Nelson
1979-6-15
4821
Trinity
Trinity-Siskiyou County line, head of Scott Mtn. Creek at Scott Mtn. Campground.
1646
Comment
SEINET3901638
Carex hendersonii
Thomas Nelson
1978-6-10
4416
Humboldt
Eureka Quad. Behind Eureka Seventh Day Advent Church on F St.; 0
61
Comment
JEPS123440
Carex heteroneura
Julie Kierstead Nelson with Marie Buell
2015-7-18
2015 -113
Trinity
Yolla Bolly Wilderness; near Tehama County line; 0.3 miles W of North Yolla Bolly; headwaters of the east fork of the south fork of Trinity River.
Comment
CHSC118613
Carex heteroneura
Julie Kierstead Nelson; Marie Buell
2015-7-18
2015 -113
Trinity
Yolla Bolly Wilderness; near Tehama County line; 0.3 miles W of North Yolla Bolly; headwaters of the east fork of the south fork of Trinity River. UTM NAD 83 Zone 10, 501873m E, 4449333m N.
2215
Comment
CHSC90268
Carex hoodii
Thomas W. Nelson; Jane P. Nelson
1987-6-11
8542
Humboldt
North Coast Ranges. Along Forest Road 13N01 18 miles from junction with State Route 96.
1066
Comment
CHSC98373
Carex hoodii
Thomas W. Nelson; Jane P. Nelson
1984-6-17
7642
Shasta
North Coast Ranges. Along Middle Fork Cottonwood Creek at Basin Gulch Campground.
Comment
HSC81913
Carex hoodii
Thomas W. Nelson, Jane P. Nelson
1979-7-7
4982
Trinity
Along Davis Creek, W side of Hwy. 3
793
Comment
HSC44033
Carex hoodii
Thomas W. Nelson, James Nelson
1976-6-10
2666
Trinity
Adjacent to Senteney Rock
1524
Comment
HSC44034
Carex hoodii
Thomas W. Nelson, Jane P. Nelson
1976-6-22
2853
Trinity
Trinity-Humboldt County line, spring along road to Goat Hill
1646
Comment
CHSC90279
Carex jonesii
Thomas W. Nelson; Jane P. Nelson
1987-6-11
8599
Humboldt
North Coast Ranges. Box Spring at Box Camp. Along trail to North Trinity Mountain.
1524
Comment
HSC103361
Carex jonesii
Thomas W. Nelson, Jane Nelson
1987-6-11
8597
Humboldt
At trailhead and along trail to Grogans Hole
610
Comment
SEINET10710064
Carex kelloggii
Thomas W. Nelson, Jane P. Nelson
1979-6-25
Nelson 4920
Tehama
Yolla Booly Quad. T27N, R10W, S2. Bog in white fir forest along Forest Rd. 35 ca 1.9 miles form Stuart Gap.
Comment
CHSC90274
Carex lenticularis var. impressa
Thomas W. Nelson; Jane P. Nelson
1987-6-11
8598
Humboldt
North Coast Ranges. Box Spring at Box Camp. Along trail to North Trinity Mountain.
1524
Comment
CHSC93261
Carex lenticularis var. lipocarpa
Thomas W. Nelson; Jane P. Nelson
1987-6-27
8611
Del Norte
North Coast Ranges. At Onion Lake.
1097
Comment
HSC103673
Carex lenticularis var. lipocarpa
Thomas W. Nelson, Jane Nelson
1985-8-10
8023
Lassen
Margin of pond along south side of lava flow on west side of Silver Lake
1829
Comment
CHSC90277
Carex leptopoda
Thomas W. Nelson; Jane P. Nelson
1987-5-25
8512
Del Norte
North Coast Ranges. Along State Route 101 ca. 4 miles north of Crescent City at KOA campground.
60
Comment
CHSC93270
Carex luzulina
Thomas Nelson; Jane Nelson
1977-6-22
2862
Trinity
The Lassics. In the spring along road to Goat Hill. Trinity-Humboldt Co. line.
1645
Comment
HSC82165
Carex luzulina
Thomas W. Nelson, Jane Nelson
1979-6-25
4919
Tehama
Along FS Rd. 35, 1.9 mi. from Stuart Gap
Comment
HSC71214
Carex lyngbyei
Thomas W. Nelson, Doris K. Niles
1979-5-19
4695
Humboldt
Tidal marsh at mouth of Eel River, Crab Park, N of County Park.
Comment
HSC82468
Carex mariposana
Thomas W. Nelson, Jane P. Nelson
1979-6-14
4783
Trinity
W side of Hwy. 3, across Trinity River from mouth of Bear Creek
915
Comment
CHSC98670
Carex mendocinensis
Thomas W. Nelson; Jane P. Nelson
1987-5-24
8504
Del Norte
North Coast Ranges. Along Road 305 (Low Divide Road) .3 miles from junction with Road 308 (Smith River Road).
609
Comment
HSC48070
Carex mendocinensis
Thomas W. Nelson, Jennifer Whipple
1978-4-27
3908
Del Norte
Flat above junction of North and Middle Forks of Smith River, across river from Gasquet.
Comment
HSC69730
Carex mendocinensis
Thomas W. Nelson
1978-6-14
4177
Del Norte
Along French Hill Rd., 4 mi. from junction with State Route 199
Comment
HSC45437
Carex microptera
Thomas W. Nelson, Jane P. Nelson
1978-7-2
4401
Humboldt
Off FS 2S08 near Pine Mtn., road to Lost Lake
1463
Comment
HSC82310
Carex multicaulis
Thomas W. Nelson, Jane P. Nelson
1979-6-15
4838
Trinity
Mouth of Bear Creek
915
Comment
HSC38290
Carex multicaulis
Thomas W. Nelson
1976-6-10
2691
Trinity
Along FS 6E42
1220
Comment
HSC44075
Carex multicostata
Thomas W. Nelson, Jane P. Nelson
1977-7-1
2932
Humboldt
W of Mount Lassic (Signal Peak)
1677
Comment
CHSC98338
Carex nebrascensis
Thomas W. Nelson; Jane P. Nelson
1982-7-30
7321
Siskiyou
North Coast Ranges. Along Forest Service road 41N08 to Kangaroo Lake at bridge over Rock Fence Creek.
1584
Comment
HSC103614
Carex nebrascensis
Thomas W. Nelson, Jane Nelson
1985-8-10
8005
Lassen
Along north side of Silver Lake
1829
Comment
HSC37864
Carex nudata
Thomas W. Nelson, J. P. Smith, Jane P. Nelson, James Nelson
1976-4-12
2309
Lake
Along Morgan Valley Rd., 7.8 mi. from Lower Lake
640
Comment
HSC70166
Carex ovalis
Thomas W. Nelson
1978-6-10
4418
Humboldt
Behind the Seventh-Day Adventist Church on F St., Eureka
Comment
HSC45474
Carex pachystachya
Thomas W. Nelson, Jane P. Nelson
1978-7-2
4409
Humboldt
Along road to Lost Lake, branch off FS 2S08 near Pine Mtn.
1433
Comment
CAS-BOT-BC118944
Carex pellita
T. W. Nelson; J. P. Nelson
1979-5-26
4698
Trinity
Weaverville Quad. On flood plain of Trinity River 100m above mouth of Indian Creek.
487
Comment
HSC103516
Carex saliniformis
Thomas W. Nelson, Jane Nelson
1981-4-12
6368
Mendocino
About .5 mi. S of Manchester.
76
Comment
HSC103347
Carex scabriuscula
Thomas W. Nelson, Jane Nelson
1987-5-24
8501
Del Norte
Along Road 305 (Low Divide Road), 7.7 mi. N of junction with North Bank Road
671
Comment
HSC81801
Carex scabriuscula
Thomas W. Nelson, Jane P. Nelson
1980-7-17
6123
Trinity
Along FS Rd. 17 at summit at county line
2073
Comment
HSC103349
Carex scabriuscula
Thomas W. Nelson, Jane Nelson
1982-7-16
7232
Siskiyou
Along west side of Forest Service Rd. 42N17, at summit above Deadfall Meadow, near crossing of Pacific Crest Trail. (Siskiyou-Trinity county line)
2073
Comment
HSC103370
Carex serratodens
Thomas W. Nelson, Jane Nelson
1977-9-3
3734
Humboldt
Along old logging road, just east of Pine Mountain, off Forest Service Road 2S08
1463
Comment
RSA313440
Carex serratodens
Thomas W. Nelson, Jane P. Nelson
1978-7-2
4404
Humboldt
In spring on disturbed site along road 2S08 near Pine Mountain, road to Lost Lake.
1463
Comment
HSC40180
Carex spectabilis
Thomas W. Nelson, Jane P. Nelson
1976-8-1
3135
Shasta
Lassen Volcanic National Park, Kings Creek Meadow
Comment
HSC69950
Carex stipata
Thomas W. Nelson, Jane P. Nelson
1978-6-21
4224
Trinity
Along Trinity River flood plain, 100 m above the mouth of Indian Creek.
488
Comment
HSC81914
Carex stipata
Thomas W. Nelson, Jane P. Nelson
1979-7-7
4981
Trinity
Along Davis Creek, W side of Hwy. 3
793
Comment
SEINET10748081
Carex stipata
Thomas W. Nelson, Jane P. Nelson
1979-5-26
Nelson 4700
Trinity
Weaverville Quad. T32N, R9W, Sec. 5. Growing on wet alluvial soil on flood plain of Trinity River 100 m above mouth of Indian Creek.
488
Comment
CAS-BOT-BC421423
Carex subfusca
Julie K. Nelson; Kristen Kaczynski
2001-9-13
2001 -038
Trinity
Shasta-Trinity National Forest, Western Azalea Special Interest Area, adjacent to Bramlet Road, County Road 29, south of Hwy. 36.
1120
Comment
CHSC98568
Carex subfusca
Thomas W. Nelson; Jane P. Nelson
1986-5-24
8077
Trinity
North Coast Ranges. In wet, alluvial soils beside Trinity River ca. 100 yds. upstream from mouth of Indian Creek.
504
Comment
HSC44077
Carex subfusca
Thomas W. Nelson
1976-7-9
2974
Trinity
Foot of Red Lassic
1707
Comment
SEINET3910196
Carex tracyi
Thomas W. Nelson, Jane P. Nelson
1978-6-10
4418
Humboldt
Eureka Quad. Second growth redwood forest behind Eureka Seventh Day Advent Church on F St.; 0
61
Comment
HSC103651
Carex utriculata
Thomas W. Nelson, Jane Nelson
1985-8-10
8009
Lassen
Along north side of Silver Lake
1829
Comment
CAS-BOT-BC422326
Carex vesicaria
Julie Kierstead Nelson; Martin Lenz; Rhonda Posey
2014-8-13
2014 -076
Siskiyou
Lower Parks Creek Lake near outlet, northeast side. 1 mile NE of China Mountain, easten Klamath Ranges.
2200
Comment
HSC103627
Carex vesicaria
Thomas W. Nelson, Jane Nelson
1980-8-22
6292
Trinity
Eleanor Lake
1555
Comment
HSC103632
Carex vesicaria
Thomas W. Nelson, Jane Nelson
1985-8-10
8027
Lassen
Silver Lake, along north side of arm on east side of lake.
1829
Comment
HSC82557
Castilleja affinis
Thomas W. Nelson, Jane P. Nelson
1979-5-26
4711
Siskiyou
Along Hwy. 3, N of Scott Mtn. Summit, at junction with FS Rd. 40N03
1524
Comment
JEPS81046
Castilleja affinis subsp. affinis
Thomas W. Nelson and Jane P. Nelson
1979-4-11
4612
Colusa
5 mi e Leesville (along the Leesville to State Route 20 cutoff)
Comment
HSC99979
Castilleja affinis subsp. affinis
Thomas W. Nelson, & Sydney Carothers
2005-7-17
9387
Siskiyou
Etna Summit along Etna-Forks of the Salmon Rd..
1804
Comment
HSC70448
Castilleja ambigua subsp. humboldtiensis
Thomas W. Nelson, Doris K. Niles
1979-5-19
4694
Humboldt
Tidal marsh at mouth of Eel River, Crab Park, N of County Park.
Comment
HSC35744
Castilleja applegatei subsp. pinetorum
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-6-20
1980
Trinity
Near S end of road out Swayback Ridge
Comment
HSC67287
Castilleja applegatei subsp. pinetorum
Thomas W. Nelson, Jane P. Nelson
1980-6-17
5500
Trinity
Shasta-Trinity National Forest, along Salt Creek Rd. at junction with FS Rd. 30N24
945
Comment
HSC68671
Castilleja applegatei subsp. pinetorum
Thomas W. Nelson, Jane P. Nelson
1980-6-17
5533
Trinity
Shasta-Trinity National Forest, along FS Rd. 1N12, 1.1 mi. from junction with FS Rd. 2N07
1006
Comment
HSC70063
Castilleja applegatei subsp. pinetorum
Thomas W. Nelson
1978-6-23
4366
Trinity
N of Red Mtn. along road from Red Mtn. to Hell to Find Lake
1616
Comment
HSC70110
Castilleja applegatei subsp. pinetorum
Thomas W. Nelson, Jane P. Nelson
1978-6-23
4340
Trinity
Along road to Hell to Find Lake.
Comment
HSC71862
Castilleja applegatei subsp. pinetorum
Thomas W. Nelson, Jane P. Nelson
1980-6-22
5787
Tehama
Along road to Wells Creek Campground, 1 mi. SE of Tedoc Gap
1311
Comment
HSC81524
Castilleja applegatei subsp. pinetorum
Thomas W. Nelson, Jane P. Nelson
1980-7-17
6112
Trinity
Along FS Rd. 17 at summit at county line
2073
Comment
HSC82136
Castilleja applegatei subsp. pinetorum
Thomas W. Nelson, Jane P. Nelson
1979-6-25
4934
Tehama
Along F.S. Rd. 45 at mile post 11, W slope of Mt. Tedoc
1372
Comment
HSC82624
Castilleja applegatei subsp. pinetorum
Thomas W. Nelson
1979-5-13
4661
Trinity
Along road from S.R. 3 to Deerlick Springs ca. 2 mi. S of Blanchard Flats
640
Comment
HSC97685
Castilleja applegatei subsp. pinetorum
Thomas W. Nelson, Jane Nelson
2006-7-1
9453
Siskiyou
Along USFS Rd. 4319, Military Pass Rd., The Whaleback
1392
Comment
JEPS128431
Castilleja applegatei subsp. pinetorum
Julie Kierstead Nelson with Len Lindstrand III
2015-4-22
2015 -020
Shasta
Summit of Tombstone Mountain, eastern Klamath Range, east of I-5.
Comment
SEINET11262570
Castilleja applegatei var. fragilis
Thomas W. Nelson, Jane P. Nelson
1980-6-22
5745
Trinity
Dubakella Quad. Along road 29N28, 7 miles south of junction with State Route 36 and 1 mile from Goat Camp.; 0
1372
Comment
HSC103848
Castilleja arachnoidea
Thomas W. Nelson, Shauna Hee
2006-8-4
9475
Trinity
Hwy. 299, 100 m SE of bridge over Stuart Fork of Trinity River
730
Comment
HSC82541
Castilleja arachnoidea
Thomas W. Nelson
1979-7-11
5000
Humboldt
N Trinity Mtn. and ridge to E.
1829
Comment
HSC97800
Castilleja arachnoidea
Thomas W. Nelson, Shauna Hee
2006-8-4
9475
Siskiyou
Scott Mtn. Pass, along ridge between Carmen Lake, Hwy. 3, ridge S of junction of FS Rds. 40N08 and 44N44
1671
Comment
UC1607987
Castilleja exserta subsp. exserta
Donald G. Nelson
1935-3-23
185
Orange
hills n Fullerton
Comment
HSC30753
Castilleja foliolosa
Thomas W. Nelson
1974-4-21
1209
Marin
Along the S side of Mt. Tamalpias
Comment
HSC70038
Castilleja hispida subsp. brevilobata
Thomas W. Nelson
1978-6-14
4206
Del Norte
Along French Hill Rd. 8.7 mi. from junction with Hwy. 199
Comment
HSC92180
Castilleja mendocinensis
Thomas W. Nelson, Jane P. Nelson
1995-4-19
9042
Mendocino
On coastal headlands just N of mouth of Pudding Creek
30
Comment
CAS-BOT-BC244883
Castilleja miniata
Thomas W. Nelson; Jane P. Nelson
1979-7-11
5032
Humboldt
Along trail from Grogan's Hole to North Trinity Mountain from Grogan's Hole to summit
Comment
HSC82214
Castilleja pilosa
Thomas W. Nelson, Jane P. Nelson
1980-7-6
5995
Lassen
Along Adin-Madelin Rd., 16 mi. E of Adin in Ash Valley
1555
Comment
HSC30730
Castilleja pruinosa
Thomas W. Nelson, James Nelson
1974-6-17
1365
Placer
Beside Hwy. 80 at its intersection with Blue Canyon Rd., 9 mi. W of the Placer/Nevada Co. line
Comment
HSC35593
Castilleja pruinosa
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-7-15
2004
Humboldt
French Camp, Bald Hills.
Comment
HSC96634
Castilleja pruinosa
Thomas W. Nelson, Sydney Carothers
2004-4-24
9188
Del Norte
Along Rd. 305 3 mi. N of Jct. with F.S. Rd. 17N49
Comment
HSC32877
Castilleja rubicundula subsp. lithospermoides
Thomas W. Nelson, D. Anderson
1973-5-6
908
Mendocino
S of Eden Valley Ranch beside rd. to ranch
640
Comment
HSC68756
Castilleja rubicundula subsp. lithospermoides
Thomas W. Nelson, Jane P. Nelson
1980-6-18
5602
Trinity
Shasta-Trinity National Forest, along FS Rd. 1N10, 1 mi. from junction with FS Rd. 2N07
1372
Comment
HSC30754
Castilleja subinclusa subsp. franciscana
Thomas W. Nelson
1974-4-22
1201
Marin
Lake Nicascio
Comment
UC1618077
Castilleja wightii
Donald G. Nelson
1939-6-14
624
San Mateo
3 mi s San Francisco Co. line (Skyline Blvd, due e of Mussel Rock on the coast)
Comment
HSC26789
Castilleja wightii
Thomas W. Nelson
1971-3-21
352
Mendocino
Beside Hwy. 1
Comment
UC1925887
Ceanothus
Donald G. Nelson
1935-7-9
222
Orange
San Juan Canyon.
Comment
HSC40666
Ceanothus cordulatus
Thomas W. Nelson, Jane P. Nelson
1976-7-1
2933
Humboldt
Along 5E27 at its junction with 1S07
1555
Comment
HSC40884
Ceanothus cordulatus
Thomas W. Nelson, Jane P. Nelson
1976-6-22
2869
Humboldt
On SW-facing slope at Goat Mtn. lookout
1666
Comment
HSC69943
Ceanothus cordulatus
Thomas W. Nelson, Jane P. Nelson
1977-6-19
3483
Trinity
Along USFS rd. just N of Watts lake
1463
Comment
JEPS128825
Ceanothus cuneatus
Julie Kierstead Nelson with Martin Lenz
2017-5-5
2015 -004
Shasta
Upper Sacramento River watershed, west of I-5, west of Gibson, eastern Klamath Ranges. Along Highland Lakes Road, 38N21.
Comment
UC1618103
Ceanothus cuneatus
Donald G. Nelson
1940-4-30
666
Lake
between Kelseyville and Middletown (summit of the grade, just above Loch Lomond)
Comment
UC672052
Ceanothus dentatus
Evelyn Hart Nelson
1939-8-16
28
Santa Clara
between fork and spring.
975
Comment
HSC38357
Ceanothus foliosus var. foliosus
Thomas W. Nelson, Alan Goes
1976-5-4
2407
Mendocino
At junction of Cat Track and BLM road to Red Mountain
732
Comment
UC1193323
Ceanothus gloriosus var. gloriosus
R. E. Nelson
1949-12-14
137
Mendocino
2 miles east of Iverson Point.
167
Comment
JEPS81090
Ceanothus incanus
Thomas Nelson
1978-5-17
4041
Mendocino
along B.L.M. road to Red Mountain; road to Red Mountain
Comment
HSC26725
Ceanothus integerrimus
Thomas W. Nelson
1970-10-11
236
Mendocino
Beside Hwy. 101 42.8 mi N of Mendocino-Sonoma Co. line
Comment
HSC40027
Ceanothus integerrimus
Thomas W. Nelson, Jane P. Nelson
1976-6-22
2873
Humboldt
At Goat Hill Lookout
1666
Comment
HSC41153
Ceanothus integerrimus
Thomas W. Nelson, Jane P. Nelson
1976-8-2
3102
Shasta
Along N side of Hwy. 44. 7.2 mi. E of Shingletown.
Comment
CHSC35515
Ceanothus integerrimus var. californicus
Thomas Nelson
1978-5-17
4040
Mendocino
Dry hillside along B.L.M. road to Red Mountain.
Comment
RSA293168
Ceanothus integerrimus var. californicus
Thomas W. Nelson
1978-5-17
4040
Mendocino
along BLM road to Red Mtn. area
Comment
HSC82488
Ceanothus lemmonii
Thomas W. Nelson, Jane P. Nelson
1979-5-26
4749
Trinity
SR 3 at junction with rd. to Minersville and Bushy Trail Campground
Comment
RSA652914
Ceanothus leucodermis
Beth Nelson
1991-4-20
9
San Bernardino
North of Rancho Cucamonga. 10 fry. E. Exit Haven Av. left, to Highland Av. left. to Etiwanda Av. Take dirt road .8 miles N.
Comment
GH349961
Ceanothus oliganthus var. orcuttii
A. Nelson & R. A. Nelson
1939-3-27
3280
Unknown
hiway (no. 99) Banner grade, near Julian
Comment
UC672045
Ceanothus oliganthus var. sorediatus
Evelyn Hart Nelson
1939-10-22
50
Santa Clara
Loma Prieta Santa Cruz Mountains, Loma Prieta
975
Comment
UC672051
Ceanothus oliganthus var. sorediatus
Evelyn Hart Nelson
1940-4-20
Santa Clara
Loma Prieta Santa Cruz Mountains
975
Comment
UC672047
Ceanothus papillosus var. papillosus
Evelyn Hart Nelson
1940-4-20
40 a
Santa Clara
Loma Prieta, Santa Cruz Mountains
975
Comment
CAS-BOT-BC63447
Ceanothus perplexans
Aven Nelson; Ruth Nelson
1939-3-27
3281
San Diego
On the Banner Grade, Hwy. 99, not far from Julian.
Comment
UC1094482
Ceanothus pumilus
R. E. Nelson
1955-5-14
162
Humboldt
about 5 mi w Miranda; Quad. 29-C-2, w of Miranda
762
Comment
UC1543130
Centaurea calcitrapa
Donald G. Nelson
1940-8-7
699
Napa
Highway from Napa to Wooden Valley Napa (n slope of George Mountain, along Sarco Creek); George Mountain, Sarco Creek
152
Comment
HSC40218
Centaurea solstitialis
Thomas W. Nelson, Jane P. Nelson
1976-8-1
3156
Trinity
along Hwy. 299 W of Junction City
Comment
HSC97335
Centaurium venustum
Thomas W. Nelson, Jane Nelson
2006-6-23
9420
Tuolumne
0.5 mi. from Red Hills Rd., Chinese Camp
Comment
HSC45236
Cephalanthera austiniae
Thomas W. Nelson, Jane P. Nelson
1977-7-1
3557
Humboldt
N side of ridge between Bear Creek & Blanket Creek
1463
Comment
SD129661
Cercocarpus betuloides
Donald G. Nelson
1940-4-30
672
Lake
About 1 mile below Seigler Hot Springs along creek.
Comment
UCR63401
Cercocarpus betuloides
Donald G. Nelson
1940-4-30
672
Lake
About 1 mi below Seigler Hot Springs along Creek
Comment
CAS-BOT-BC136992
Cercocarpus betuloides var. betuloides
J. K. Nelson
2004-3-12
2004 -009
Shasta
Forest Road 33N041 to Digger Bay from Shasta Dam Boulevard, south side of Shasta Lake; ca 8 miles N of Redding, 2 miles W of Shasta Dam
365
Comment
UC1543247
Cercocarpus betuloides var. betuloides
Donald G. Nelson
1940-4-30
663
Lake
s of Clear Lake (between Middletown and Kelseyville, Loch Lomond,); Cobb Mountain
Comment
HSC35903
Cercocarpus montanus var. glaber
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-8-16
2155
Santa Barbara
Beside Hwy. 101 just S of Los Alamos
Comment
CAS-BOT-BC276945
Chaenactis fremontii
Aven Nelson; Ruth A. Nelson
1939-4-2
3382
San Bernardino
Between Silurian Lake and Shoshone, State Highway 127
Comment
HSC67253
Chaenactis glabriuscula var. heterocarpha
Thomas W. Nelson, Jane P. Nelson
1980-6-17
5520
Trinity
Shasta-Trinity National Forest, across Salt Creek from Salt Creek Campground
915
Comment
HSC81993
Chaenactis glabriuscula var. heterocarpha
Thomas W. Nelson, Jane P. Nelson
1980-5-3
5158
Napa
Junction of Butts Canyon Rd. & Snell Valley Rd.
197
Comment
HSC96661
Chaenactis glabriuscula var. heterocarpha
Thomas W. Nelson
2004-5-6
9203
Lake
Along Highland Springs Rd. 4.5 miles from junction with SR 29/175
Comment
UC1543179
Chaenactis parishii
Donald G. Nelson
1936-5-22
386
Riverside
Ribbon Wood Camp Santa Rosa Mtns., Palm Springs Canyon (Pines to Palms Highway, on trail down to stream in Palm Springs Canyon, near base of Santa Rosa Mtns.)
Comment
HSC96633
Chaenactis suffrutescens
Thomas W. Nelson, Jane P. Nelson
2003-6-16
9146
Trinity
Along Bramlet Rd. (Road 7) 0.5 mi. from jct. with road 29N59
1340
Comment
CAS-BOT-BC279785
Chamaemelum fuscatum
Thomas Nelson; James Nelson
1975-3-25
1751
Sonoma
Asti
Comment
HSC32532
Chamaesyce serpyllifolia
Thomas W. Nelson
1973-9-3
1130
Humboldt
McKeown Ranch N of Dinsmore
Comment
HSC36614
Cheilanthes gracillima
Thomas W. Nelson
1973-5-30
1001
Trinity
Red Lassic area
1799
Comment
HSC82123
Cheilanthes gracillima
Thomas W. Nelson
1979-7-11
4997
Humboldt
N Trinity Mtn. and ridge to E.
1829
Comment
HSC44043
Cheilanthes gracillima
Thomas W. Nelson, Jane Nelson
1977-7-30
3646
Trinity
Along ridge between the forks of Black Lassic Cr.
1646
Comment
UC1543088
Cheilanthes newberryi
Donald G. Nelson
1935-4-6
236
Orange
e San Juan Capistrano (and just s of boundary of Cleveland Nat'l Forest, <canyon> branching northward from summer ranger station on main hwy); San Juan Canyon
Comment
UC1543076
Chenopodium
Donald G. Nelson
1936-5-29
428
Orange
S. Grand Ave. s Buena Park; Bob Barnes Ranch
Comment
HSC25383
Chenopodium album
Thomas W. Nelson
1972-10-25
702
Humboldt
Eureka, waste area of Harris and B St.
Comment
HSC32505
Chenopodium californicum
Thomas W. Nelson, Jane Nelson
1974-4-8
1144
Lake
200 m E of Oasis Resort, 13 mi. E of Clear Lake Oaks along Hwy. 20
Comment
HSC97678
Chimaphila menziesii
Thomas W. Nelson, Jane P. Nelson
1988-6-29
8709
Del Norte
Along French Hill Rd., 4 mi. from junction with State Route 199
549
Comment
HSC45428
Chimaphila menziesii
Thomas W. Nelson, Jane Nelson
1977-6-19
3501
Humboldt
Along ridge N of pond above Alder Springs
1585
Comment
HSC71153
Chimaphila umbellata
Thomas W. Nelson, Jane Nelson, J. P. Smith
1978-7-23
4467
Shasta
Along road to Bully Choop 12 mi. from junction with County Rd. A16
Comment
HSC45410
Chimaphila umbellata
Thomas W. Nelson, Jane Nelson
1977-7-1
3567
Humboldt
1494
Comment
HSC45422
Chimaphila umbellata
Thomas W. Nelson, Jane Nelson
1977-8-6
3688
Trinity
Along Mule Ridge
Comment
UC1618023
Chorizanthe
Donald G. Nelson
1935-4-6
250
Orange
e. San Juan Capistrano (and just s. of boundary of Cleveland Nat'l Forest)
Comment
CAS-BOT-BC179034
Chorizanthe brevicornu var. brevicornu
Aven Nelson; Ruth Nelson
1939-3-24
3244
San Diego
in Palm Canyon. Borego Desert State Park
Comment
HSC37869
Chorizanthe polygonoides var. polygonoides
Thomas W. Nelson, J. P. Smith, Jane P. Nelson, James Nelson
1976-4-12
2314
Lake
Beside Morgan Valley Rd., 7.8 mi. from Lower Lake
640
Comment
UC700972
Chylismia brevipes subsp. brevipes
Aven and Ruth Nelson
1939-3-29
3329
Riverside
near Hidden Springs Canyon
Comment
RSA0070845
Cirsium andersonii
Thomas W. Nelson, Jane P. Nelson, J. P. Smith
1978-7-24
4545
Siskiyou
Along State Route 3, just N of Scott Mountain Summit.
1585
Comment
HSC44124
Cirsium arvense
Thomas W. Nelson, Jane P. Nelson
1977-7-30
3684
Trinity
Along old logging road E of Black Lassic
1463
Comment
HSC70101
Cirsium cymosum
Thomas W. Nelson, Jane P. Nelson
1978-6-22
4282
Trinity
Along Dubakella Rd., 2.3 mi. from junction with Hwy. 36, intersection of FS 29N31 and FS 29N55
1402
Comment
HSC81847
Cirsium cymosum
Thomas W. Nelson, Jane P. Nelson
1980-7-17
6089
Siskiyou
Along FS Rd. 17, 1 mi. N of summit at county line
2073
Comment
HSC82294
Cirsium cymosum
Thomas W. Nelson, Jane P. Nelson
1979-6-15
4830
Trinity
Mouth of Bear Creek
915
Comment
HSC88785
Cirsium cymosum
Thomas W. Nelson, Jane P. Nelson
1980-6-19
5646
Trinity
Along Rd. 29N58, Rattlesnake Ridge, at junction with Rd. 29N67
1341
Comment
SEINET11263070
Cirsium douglasii var. canescens
Thomas Nelson
1976-7-9
2987
Humboldt
Beside 1S07 just west of summit.; 0
1585
Comment
HSC41136
Cirsium occidentale var. candidissimum
Thomas W. Nelson, Jane P. Nelson
1976-8-2
3085
Trinity
Above Hwy. 299 just W of Junction City
Comment
HSC35706
Cirsium occidentale var. venustum
Thomas W. Nelson, B. Reinhardt
1975-7-30
2122
Humboldt
Beside private road to Pilot Rock
Comment
CAS-BOT-BC438665
Cistanthe ambigua
Aven Nelson; Ruth Nelson
1939-3-29
3326
Riverside
Near the Palm grove, at Hidden Springs, on the Mecca road
Comment
HSC48147
Clarkia amoena subsp. amoena
Thomas W. Nelson, Jane P. Nelson
1978-8-22
4560
Mendocino
Along Hwy. 1, 100 m S of Point Arena
Comment
HSC8649
Clarkia amoena subsp. huntiana
Thomas W. Nelson, James Nelson
1975-9-3
2191
Humboldt
Along N side of Ashfield Butte
Comment
HSC97345
Clarkia biloba
Thomas W. Nelson, Jane Nelson
2006-6-23
9425
Tuolumne
1 mile NE of Chinese House, Red Hills.
348
Comment
CHSC110656
Clarkia borealis subsp. borealis
Julie Kierstead Nelson; Talitha Penland Derksen
2011-7-7
2011 -34
Shasta
West side of Shasta Lake, along Forest Road 12 between Friday Louden Mine and Squaw Creek, 2 miles NW of Shasta Dam.
Comment
HSC81860
Clarkia concinna
Thomas W. Nelson, Jane Nelson
1980-5-3
5156
Napa
Junction of Butts Canyon Rd. & Snell Valley Rd.
197
Comment
HSC35011
Clarkia davyi
Thomas W. Nelson
1974-9-15
1715
Humboldt
W of Fairhaven, Samoa Peninsula
Comment
HSC68806
Clarkia gracilis
Thomas W. Nelson, Jane P. Nelson
1980-6-18
5588
Trinity
Shasta-Trinity National Forest, along FS Rd. 1N10, 1 mi. from junction with FS Rd. 2N07
1372
Comment
HSC38004
Clarkia gracilis
Thomas W. Nelson, Alan Goes
1976-5-23
2558
Mendocino
Beside road to Little Red Mtn.
793
Comment
HSC67368
Clarkia gracilis
Thomas W. Nelson
1980-5-30
5381
Trinity
Along Rd. 60 (Underwood Mtn. Rd.) .5 mi. S of jct. with Rd. 4N34 (Eltapom Rd.)
823
Comment
HSC82092
Clarkia gracilis subsp. gracilis
Thomas W. Nelson, Jane P. Nelson
1980-5-25
5298
Trinity
Along trail from Blue Jay Mine-Little Red Mtn. Creek
1189
Comment
HSC82082
Clarkia purpurea subsp. quadrivulnera
Thomas W. Nelson, Jane P. Nelson
1980-5-3
5135
Napa
Along St. Helena-Pope Valley Rd., 1 mi. W of Angwin
Comment
HSC103450
Clarkia purpurea subsp. viminea
Thomas W. Nelson
2005-6-10
9361
Trinity
Along Friday Ridge Road, 7 mi. from jct. with Hwy. 299, at jct. with Forest Service Rd. 6N33.
320
Comment
HSC70014
Clarkia rhomboidea
Thomas W. Nelson, Jane P. Nelson
1978-7-21
4438
Tehama
Along Tedoc Rd., 5 mi. from Jct. with Hwy. 36
Comment
HSC35636
Clarkia unguiculata
Thomas W. Nelson, James Nelson, Jane P. Nelson
1975-8-16
2151
Santa Barbara
Beside Hwy. 101 just S of Los Alamos
Comment
CHSC35537
Claytonia exigua subsp. exigua
Thomas W. Nelson; Jane P. Nelson
1980-5-7
5192
Trinity
Shasta-Trinity National Forest. Along road 29N58, rattlesnake Ridge, at juction with road 30N29.
1341
Comment
HSC32462
Claytonia exigua subsp. exigua
Thomas W. Nelson, D. E. Anderson
1973-5-5
879
Mendocino
N of Eden Valley Ranch overlooking Eden Creek along jeep road to Roberts Lake.
640
Comment
HSC67184
Claytonia exigua subsp. exigua
Thomas W. Nelson, James Nelson
1980-6-10
5435
Humboldt
Along E side of Red Mtn.
1372
Comment
HSC67189
Claytonia exigua subsp. exigua
Thomas W. Nelson, James Nelson
1980-6-10
5425
Humboldt
Along NE side of Red Mtn.
1433
Comment
HSC82345
Claytonia exigua subsp. exigua
Thomas W. Nelson, J. O. Sawyer
1977-5-1
3375
Mendocino
Along Mail Ridge Rd., 10 mi. N of junction with Hwy. 101
Comment
HSC37889
Claytonia exigua subsp. exigua
Thomas W. Nelson, Jane P. Nelson, James Nelson, J. P. Smith
1976-4-11
2290
Mendocino
Beside road to Little Red Mtn.
Comment
RSA293076
Claytonia exigua subsp. exigua
Thomas W. Nelson, Jane P. Nelson
1980-5-7
5192
Trinity
Along road 29N58, Rattlesnake Ridge, at junction with road 30N29.
1341
Comment
HSC28195
Claytonia gypsophiloides
Thomas W. Nelson
1971-3-23
351
Mendocino
Beside Pieta Creek bridge, Hwy. 101
Comment
HSC32862
Claytonia lanceolata
Thomas W. Nelson, James Nelson
1973-5-20
914
Trinity
Red Lassic
1799
Comment
HSC32904
Claytonia lanceolata
Thomas W. Nelson
1973-5-30
992
Trinity
Along Mule Ridge SE of Red Lassic
Comment Read comments Sep 23 2019
HSC45416
Claytonia parviflora subsp. parviflora
Thomas W. Nelson, Jane P. Nelson
1977-6-19
3531
Trinity
Above Senteney Rock.
1555
Comment
HSC69809
Claytonia parviflora subsp. parviflora
Thomas W. Nelson
1978-5-26
3814
Trinity
NW facing slope along Hwy. 3, just S of Peanut
793
Comment
CAS-BOT-BC439557
Claytonia parviflora subsp. parviflora
Aven Nelson; Ruth A. Nelson
1933-5-8
544
San Bernardino
West of Bakersfield
Comment
SEINET9321581
Claytonia perfoliata
John Nelson, Wnek, R.
2000-3-7
20938
Sonoma
Fern Grove Cottages
Comment
UC671917
Claytonia rubra subsp. rubra
Evelyn Hart Nelson
1940-4-20
92
Santa Clara
Loma Prieta; Santa Cruz Mountains
1098
Comment
CAS-BOT-BC465572
Claytonia saxosa
Julie Kierstead Nelson; Brad Rust
2015-3-27
2015 -004
Tehama
East slope of Tedoc Mountain, SE Klamath Range, rock outcrop E of Forest Svc Rd 28N05
1481
Comment
HSC32891
Claytonia saxosa
Thomas W. Nelson
1973-5-30
976
Humboldt
Humboldt/Trinity Co. line, Mt. Lassic
1790
Comment
HSC39548
Claytonia saxosa
Thomas W. Nelson, James Nelson
1976-6-10
2681
Trinity
Ridge above Senteney Rock
1555
Comment
HSC47759
Claytonia saxosa
Thomas W. Nelson, J. P. Smith
1978-5-6
3986
Trinity
Blue Point
1555
Comment
HSC68877
Claytonia saxosa
Thomas W. Nelson, Jane Nelson
1980-6-20
5696
Trinity
Shasta-Trinity National Forest, along FS Rd. 30N46 at Blue Point on Blue Point Ridge
1372
Comment
HSC71826
Claytonia saxosa
Thomas W. Nelson, Jane P. Nelson
1980-6-27
5957
Humboldt
Saddle between Mt. Lassic and peak to E
1677
Comment
HSC82185
Claytonia saxosa
Thomas W. Nelson
1977-6-15
3442
Humboldt
Along old road to ski area
1372
Comment
UCD100550
Claytonia saxosa
Thomas W. Nelson; Jane P. Nelson
1980-6-27
5952
Humboldt
Six Rivers National Forest. Saddle between two peaks east of Mount Lassic.
1767
Comment
UC1607971
Clematis ligusticifolia
Donald G. Nelson
1940-8-7
718
Napa
s of Pope Valley and east of St. Helena (along Soda Creek, Chiles Valley, Inner Coast Range Mts.); Inner Coast Range Mts., Chiles Valley, Soda Creek
85
Comment
HSC32909
Collinsia greenei
Thomas W. Nelson
1973-5-30
988
Trinity
Along Mule Ridge SE of Red Lassic
Comment
HSC34860
Collinsia greenei
Thomas W. Nelson, James Nelson
1975-5-5
1792
Lake
Beside Hwy. 29, 2 mi. N of Middletown
Comment
HSC40014
Collinsia greenei
Thomas W. Nelson, Jane P. Nelson
1976-7-1
2915
Humboldt
Along N side of Mt. Lassic (Signal Peak)
1738
Comment
HSC68700
Collinsia greenei
Thomas W. Nelson, D. Gordon
1980-6-10
5572
Trinity
Shasta-Trinity National Forest, along FS Rd. 1N05 at the copper mine along Copper Mine Hill
1463
Comment
HSC68768
Collinsia greenei
Thomas W. Nelson, James Nelson
1980-6-19
5654
Trinity
Shasta-Trinity National Forest, Rattlesnake Ridge along Forest Servcie Rd. 29N62, 1.3 mi. W of junction with FS Rd. 29N58
1220
Comment
JEPS81068
Collinsia greenei
Thomas W. Nelson and Dave Gordon
1980-6-10
5572
Trinity
Copper Mine Hill Shasta-Trinity National Forest, Pickett Peak Quad. (along road 1N95 at the copper mine)
1463
Comment
HSC40673
Collinsia greenei
Thomas W. Nelson, James Nelson
1976-6-22
2812
Trinity
Along upper margin of meadow below Senteney Rock
1433
Comment
HSC44834
Collinsia greenei
Thomas W. Nelson, Jane P. Nelson
1976-6-10
2680
Trinity
Above meadow along Rd. 5E27 just N of Jct. with Rd. 1S07
1555
Comment
HSC67311
Collinsia greenei
Thomas W. Nelson, Jane P. Nelson
1980-5-7
5181
Trinity
Along old Hwy. 36 (Post Creek Rd.) at bridge over Glade Creek
884
Comment
HSC33228
Collinsia heterophylla
Thomas W. Nelson, Jane P. Nelson
1974-5-27
1340
Mendocino
Eel River Campground, Mendocino National Forest
Comment
HSC67377
Collinsia linearis
Thomas W. Nelson
1980-5-30
5267
Trinity
Along FS Rd. 4N09, 1.6 mi. from jct. with Rd. 60
1128
Comment
HSC40819
Collinsia parviflora
Thomas W. Nelson, Jane P. Nelson
1976-6-22
2851
Trinity
Trinity-Humboldt County line, in spring along road to Goat Hill
1646
Comment
HSC39617
Collinsia parviflora
Thomas W. Nelson, Jane P. Nelson
1976-6-15
2721
Humboldt
Along old trail above Alder Springs
1585
Comment
HSC44768
Collinsia parviflora
Thomas W. Nelson, Jane P. Nelson
1977-4-24
3350
Trinity
Along USFS Rd. 5E27, N of junction with Rd. 1S07
1524
Comment
JEPS121714
Collinsia parviflora
Julie Kierstead Nelson with Martin Lenz
2014-5-27
2011 026 A
Shasta
Forest Road 39N21 west of McCloud Reservoir, at Cabin Creek trailhead.
Comment
HSC81773
Collinsia rattanii
Thomas W. Nelson, Jane P. Nelson
1980-5-30
5377
Trinity
Along FS 4N09, 1.0 mi. from junction with road 60, above Eltapom Creek
945
Comment
HSC47723
Collinsia rattanii
Thomas W. Nelson, J. O. Sawyer, J. P. Smith
1978-5-6
4007
Shasta
Along county line road [31N01] 2.5 mi. E and N from Deer Lick Jct.
Comment
HSC71293
Collinsia sparsiflora
Thomas W. Nelson, Jane P. Nelson
1979-4-13
4633
Glenn
Along FS Rd. 18N01 at junction with County Rd.
Comment
HSC33273
Collinsia sparsiflora var. collina
Thomas W. Nelson, Jane P. Nelson
1974-4-8
1153
Lake
200 m E of Oasis Resort, 13 mi. E of Clear Lake Oaks along Hwy. 20
Comment
HSC32527
Collinsia sparsiflora var. sparsiflora
Thomas W. Nelson, Jane P. Nelson
1974-4-8
1148
Lake
200 m E of Oasis Resort, 13 mi. E of Clear Lake Oaks along Hwy. 20
Comment
JEPS128467
Collinsia torreyi
Julie Kierstead Nelson with Aaron Sims
2015-6-19
2015 -069
Tehama
1.5 miles SSW of Tedoc Gap, Beegum Creek watershed; Forest Road 27N12.
Comment
HSC32711
Collomia diversifolia
Thomas W. Nelson, D. E. Anderson
1973-5-5
811
Mendocino
W of Roberts Lake.
Comment
HSC71917
Collomia diversifolia
Thomas W. Nelson, Jane P. Nelson
1980-6-22
5811
Shasta
Shasta-Trinity National Forest, along USFS Rd. 28N07 E of junction with Rd. 41
1220
Comment
HSC32563
Collomia grandiflora
Thomas W. Nelson
1973-7-10
1052
Trinity
Along Mule Ridge SE of Red Lassic
Comment
HSC81648
Collomia grandiflora
Thomas W. Nelson, Jane P. Nelson
1980-6-17
5480
Trinity
Along Old State Route 3, 1 mi. from junction with State Route 3; opposite entrance to Philpot Campground
762
Comment
HSC45408
Collomia heterophylla
Thomas W. Nelson, Jane Nelson
1977-6-19
3517
Humboldt
SW of Alder Springs along Rd. 2S08
1463
Comment
JEPS120256
Collomia heterophylla
Julie Kierstead Nelson with Christy Wagner
2011-6-21
2011 -24
Trinity
Forest Rd. 29N81A, west of the Bramlet Road (Forest Road 30N29) south of Highway 36W; 13 miles south of Hayfork
Comment
JEPS120200
Collomia tinctoria
Julie Kierstead Nelson with Christy Wagner
2011-6-21
2011 -23
Trinity
Forest Rd. 29N81A, west of the Bramlet Road (Forest Road 30N29) south of Highway 36W; 13 miles south of Hayfork
Comment
HSC71904
Comandra umbellata subsp. californica
Thomas W. Nelson, Jane Nelson
1980-6-22
5825
Shasta
Shasta-Trinity National Forest, junction of FS Rd. 41 and FS Rd. 28N08
1220
Comment
UCD68042
Convolvulus arvensis
Lori R. Nelson
1976-4-23
22
El Dorado
On White Rock Road, 0.8 miles East of Placerville Road. Found along the roadside.
Comment
JEPS117875
Corallorhiza maculata
Julie Kierstead Nelson
2006-6-17
2006 -30
Shasta
Girard Lookout, 2 miles southwest of Castle Crags
1280
Comment
HSC36796
Corallorhiza maculata
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-7-20
2042
Trinity
Wats Lake
Comment
HSC82449
Cordylanthus pringlei
Thomas W. Nelson, Jane P. Nelson, R. J. Cole
1979-7-27
5045
Tehama
Along road from Regan Meadow to Brushy Mtn., 1 mi. from Regan Meadow
1433
Comment
HSC72224
Cordylanthus tenuis subsp. viscidus
Thomas W. Nelson, Jane P. Nelson
1980-8-21
6240
Trinity
Along Salt Creek road, 2 miles from jct. with Hwy. 3
793
Comment
HSC72240
Cordylanthus tenuis subsp. viscidus
Thomas W. Nelson, Jane P. Nelson
1980-8-21
6256
Trinity
Shasta-Trinity National Forest, Rattlesnake Ridge, along FS Rd. 29N59, 0.5 mi. E of junction with FS Rd. 30N29
1433
Comment
HSC72246
Cordylanthus tenuis subsp. viscidus
Thomas W. Nelson, Jane P. Nelson
1980-8-21
6249
Trinity
Along FS Rd. 29N73, 0.5 mi. E of junction with FS Rd. 30N29
1372
Comment
HSC81702
Cordylanthus tenuis subsp. viscidus
Thomas W. Nelson, Jane P. Nelson, R. J. Cole
1979-7-27
5047
Tehama
Along road from Regan Meadow to Brushy Mtn., 1 mi. from Regan Meadow
1433
Comment
JEPS81040
Cordylanthus tenuis subsp. viscidus
Thomas Nelson, Jane Nelson, and R. Jane Cole
1979-7-27
5047
Tehama
ca 0.5 mi from Regan Meadow (along road from Regan Meadow to Brushy Mountain); Shasta Trinity National Forest
1402
Comment
RSA412355
Cordylanthus tenuis subsp. viscidus
Thomas W. Nelson
1976-10-25
3269
Trinity
Just north of Black Lassic Campground.
1616
Comment
UC1193377
Cornus glabrata
R. E. Nelson
1949-8-14
101
Mendocino
1/4 mi. n.e. Largo Bridge (<Rd. W V>); Quad. 46D4
152
Comment
CAS-BOT-BC212176
Cornus sericea
Thomas Nelson
1977-6-3
3385
Humboldt
Mad River at south end of Mad River Bridge, North Coast Range
53
Comment
CAS-BOT-BC419724
Cornus sessilis
Julie Kierstead Nelson; Martin Lenz
2014-6-3
2014 -064
Shasta
Claiborne Creek watershed, tributary to McCloud River ca. 8 miles north of Shasta Lake. At bridge over creek along Road 35N18.
554
Comment
UC1543085
Coronopus didymus
Donald G. Nelson
1939-9-23
638
Marin
1 mi beyond Marshall's Landing (not far from Tomales Bay)
Comment
HSC26855
Coronopus didymus
Thomas W. Nelson
1971-12-5
315
Humboldt
3300 block of D St. in Eureka
Comment
JEPS116599
Corylus cornuta var. californica
Julie Kierstead Nelson
2006-5-10
2006 -6
Shasta
Browns Creek & Chanchellula Creek confluence, Forest Road 1, 1 mi SW of Deerlick Springs
975
Comment
UC1543003
Crassula connata
Donald G. Nelson
1935-4-14
272
Orange
between ocean and bay Newport Beach (in front of Pacific Electric Railway Station)
Comment
HSC40680
Crepis monticola
Thomas W. Nelson
1976-7-9
2984
Trinity
Above Senteney Rock
1524
Comment
HSC81523
Crepis occidentalis subsp. conjuncta
Thomas W. Nelson, Jane P. Nelson
1980-7-17
6105
Trinity
Along FS Rd. 17 at summit at county line
2073
Comment
HSC71850
Crepis pleurocarpa
Thomas W. Nelson, Jane P. Nelson
1980-6-22
5843
Shasta
Along FS road 1 mi. W of Regan Meadow
1524
Comment
HSC82308
Crepis pleurocarpa
Thomas W. Nelson, Jane P. Nelson
1979-6-15
4835
Trinity
Mouth of Bear Creek
915
Comment
HSC44153
Crepis pleurocarpa
Thomas W. Nelson, Jane P. Nelson
1977-7-1
3544
Humboldt
Between Bear and Blanket Creeks
1524
Comment
HSC71923
Crepis pleurocarpa
Thomas W. Nelson, Jane P. Nelson
1980-6-26
5908
Mendocino
Mendocino National Forest, along FS Rd. 1N02 at Blue Banks, 3.6 mi. S of Grizzly Flat Ranger Station
1524
Comment
RSA258839
Crepis pleurocarpa
Thomas W. Nelson
1973-7-10
1045
Trinity
Along Mule Ridge south-east of Red Lassic.
Comment
RSA293108
Crepis pleurocarpa
Thomas W. Nelson, Jane P. Nelson
1980-6-19
5636
Trinity
Along Old State Route 36 (Post Creek Road) at bridge over Glade Creek.
883
Comment
UC1607992
Croton
Donald G. Nelson
1935-3-23
183
Orange
hills n Fullerton
Comment
HSC103569
Croton californicus
Thomas W. Nelson, Jane Nelson
1983-8-18
7601
Santa Barbara
ust north of Santa Maria, at intersection of US 101 and Broadwa.,
Comment
CHSC105873
Crucianella angustifolia
Julie Kierstead Nelson
2010-6-3
2010 -011
Shasta
Gilman Road, 1/2 mile north of Hirz Bay turnoff, McCloud arm Shasta Lake.
365
Comment
JEPS128449
Crucianella angustifolia
Julie Kierstead Nelson with Martin Lenz
2015-5-18
2015 -048
Shasta
Packers Bay, north shore of Shasta Lake, west of I-5.
Comment
HSC41227
Cryptantha affinis
Thomas W. Nelson, James Nelson
1977-6-19
3481
Trinity
Along FS Rd. 5E27 S of Senteney Rock
1524
Comment
HSC82153
Cryptantha affinis
Thomas W. Nelson, Jane P. Nelson
1979-6-25
4915
Trinity
Stuart Gap
1524
Comment
HSC81480
Cryptantha ambigua
Thomas W. Nelson, Jane P. Nelson
1980-7-6
6016
Lassen
Along Adin-Madeline Rd. 0.5 mi. W of Moll Reservoir.
1585
Comment
UC857067
Cryptantha barbigera
Aven Nelson, Ruth A. Nelson
1939-3-27
3289
San Diego
near Julian (Hwy 78)
Comment
CAS-BOT-BC218856
Cryptantha costata
Aven Nelson; Ruth A. Nelson
1939-3-23
3224
Imperial
On sandy beach, west side of Salton Sea
Comment
JEPS13937
Cryptantha costata
Aven Nelson, Ruth A. Nelson
1939-3-23
3224
Imperial
w side Salton Sea
Comment
HSC70147
Cryptantha hispidula
Thomas W. Nelson, Jane Nelson
1978-6-21
4246
Trinity
At Philpot Creek Campground
762
Comment
HSC81728
Cryptantha hispidula
Thomas W. Nelson, Jane P. Nelson
1980-5-3
5137
Napa
Along Butts Canyon Rd. N of Pope Valley
274
Comment
HSC81994
Cryptantha hispidula
Thomas W. Nelson, Jane P. Nelson
1980-5-3
5160
Napa
Junction of Butts Canyon Rd. and Snell Valley Rd.
197
Comment
HSC67215
Cryptantha microstachys
Thomas W. Nelson, Jane P. Nelson
1980-6-16
5447
Trinity
Shasta-Trinity National Forest, just N of Philpot Campground
793
Comment
HSC82115
Cryptantha microstachys
Thomas W. Nelson, Jane P. Nelson
1980-5-25
5289
Trinity
Along trail from Blue Jay Mine-Little Red Mtn. Creek
1189
Comment
HSC67297
Cryptantha milobakeri
Thomas W. Nelson, Jane P. Nelson
1980-6-17
5517
Trinity
Shasta-Trinity National Forest, across Salt Creek from Salt Creek Campground
915
Comment
HSC68653
Cryptantha milobakeri
Thomas W. Nelson, Jane P. Nelson
1980-6-18
5565
Trinity
Along Rd. 2N10 4 mi. N of Indian Valley Guard Station, just S of junction with Rd. 2N01
1341
Comment
HSC68761
Cryptantha milobakeri
Thomas W. Nelson, Jane P. Nelson
1980-6-17
5526
Trinity
Shasta-Trinity National Forest, along FS Rd. 1N12, 1.1 mi. from junction with FS Rd. 2N07
1006
Comment
HSC103325
Cryptantha milobakeri
Thomas W. Nelson, Jane Nelson
1980-6-24
5882
Lake
Along Forest Service Rd. 17N16, 3.1 mi. E of Bear Creek Ranger Station
1220
Comment
HSC70076
Cryptantha milobakeri
Thomas W. Nelson
1978-6-23
4380
Trinity
Along road from FS Rd. 29 to Foss Camp and FS Rd. 6
Comment
RSA293094
Cryptantha milobakeri
Thomas W. Nelson, Jane P. Nelson
1980-6-17
5517
Trinity
Shasta-Trinity National Forest: Serpentine outcrop across Salt Creek from Salt Creek Campground.
915
Comment
UC672002
Cryptantha muricata
Evelyn Hart Nelson
1939-7-29
12
Santa Cruz
Loma Prieta Santa Cruz Mountains
Comment
POM369143
Cryptantha torreyana
Thomas W. Nelson
1976-7-9
2979
Trinity
Above Senteney Rock.
1524
Comment
CHSC110534
Cryptantha torreyana var. torreyana
Julie Kierstead Nelson; Talitha Derksen
2012-6-4
2012 -048
Trinity
Butter Creek watershed, Rd. 3N08F (decommissioned); 10 mi W of Hayford, S side of Butter Creek.
1080
Comment
HSC82604
Cryptogramma acrostichoides
Thomas W. Nelson
1979-7-11
4990
Humboldt
N Trinity Mtn. and ridge to E.
1829
Comment
HSC35844
Cucurbita foetidissima
Thomas W. Nelson, Jane Nelson, James Nelson
1975-8-19
2168
Ventura
Hwy. 126 E of Santa Paula.
Comment
UC1543177
Cuscuta californica
Donald G. Nelson
1936-7-9
437
Orange
East Buena Park
Comment
HSC34970
Cynoglossum grande
Thomas W. Nelson
1975-5-24
1877
Humboldt
McKeown Ranch, N of Dinsmore.
Comment
HSC38156
Cynoglossum grande
Thomas W. Nelson, Jane P. Nelson
1976-5-23
2499
Trinity
Brown's Canyon Campground.
Comment
HSC40658
Cynoglossum grande
Thomas W. Nelson, Jane P. Nelson
1976-7-1
2950
Trinity
Along FS Rd. 5E27 just S of Senteney Rock
1524
Comment
JEPS106455
Cynoglossum grande
J. K. Nelson
2004-3-12
2004 -6
Shasta
Jones Valley, S side of Shasta Lake; ca. 10 mi NE of Redding. S of County Road 5H04 (Forest Road 33N03)
335
Comment
UC672001
Cynoglossum grande
Evelyn Hart Nelson
1940-4-6
79
Santa Clara
roadside between spring and fire trail Loma Prieta; Santa Cruz Mts., Loma Prieta
975
Comment
HSC89946
Cyperus eragrostis
Thomas W. Nelson, Jane P. Nelson
1978-6-21
4222
Trinity
Along the Trinity River flood plain, 100 m above the mouth of Indian Creek
488
Comment
CAS-BOT-BC465582
Cystopteris fragilis
Julie Kierstead Nelson; Len Lindstrand III
2015-4-22
2015 -023
Shasta
Near summit of Tombstone Mountain, eastern Klamath Range, E of I-5
1654
Comment
JEPS128475
Cystopteris fragilis
Julie Kierstead Nelson with Len Lindstrand III
2015-4-22
2015 -023
Shasta
Near summit of Tombstone Mountain, eastern Klamath Range, east of I-5.
Comment
SEINET3926894
Dactylis glomerata
Thomas Nelson, Jane P. Nelson
1976-7-26
3022
Humboldt
Trinity-Humboldt Co. line. growing on road cut of 1S07 on serpentine west of Black Lassic.; 0
1615
Comment
UC1543047
Dactylis glomerata
Donald G. Nelson
1939-5-30
601
Alameda
South Fork of Strawberry Creek Univ. of Calif. (s of the Life Sciences Bldg.); , South Fork of Strawberry Creek
Comment
UC724223
Dalea mollis
Aven and Ruth Nelson
1939-3-29
3309
Riverside
between Mecca and Hidden Springs
Comment
HSC32782
Damasonium californicum
Thomas W. Nelson, D. Anderson
1973-5-5
820
Mendocino
Roberts Lake area of Eden Valley, N of Eden Valley Ranch, E of Roberts Lake
Comment
HSC96656
Damasonium californicum
Thomas W. Nelson, Dick Brummitt, Barbara Ertter
2004-7-1
9269
Mendocino
NE of Eden Valley at S end of Roberts Lake
786
Comment
HSC32856
Danthonia californica
Thomas W. Nelson, D. Anderson
1973-5-6
852
Mendocino
SE end of Eden Valley
Comment
HSC81716
Danthonia californica
Thomas W. Nelson, Jane P. Nelson
1980-5-3
5133
San Mateo
Intersection of Hwy. 92 and Hwy. 280, W of San Mateo.
Comment
CHSC118612
Danthonia unispicata
Julie Kierstead Nelson; Martin Lenz, Rhonda Posey, Brenna Montagne
2016-6-9
2016013
Siskiyou
Lower Parks Creek watershed, E Klamath Range; along Forest Service Road 42N19, 3 miles northwest of Stewart Springs; UTM NAD 83 Zone 10, 539617m E, 4586637m N.
1360
Comment
HSC82293
Darlingtonia californica
Thomas W. Nelson, Jane Nelson
1979-6-15
4825
Trinity
Trinity-Siskiyou County line, head of Scott Mtn. Creek at Scott Mtn. Campground.
1646
Comment
JEPS97188
Delphinium
Julie Kierstead Nelson
1995-7-22
95005
Trinity
ca. 8 mi SW of Castella (Tamarack Lake, E side); Shasta-Trinity National Forests, Mt. Shasta Ranger District
1798
Comment
HSC34963
Delphinium decorum subsp. tracyi
Thomas W. Nelson
1975-5-24
1861
Humboldt
McKeown Ranch, N of Dinsmore.
Comment
CAS-BOT-BC8987
Delphinium depauperatum
T. W. Nelson; J. P. Nelson
1980-7-17
6107
Trinity
China Mountain Quad. along Forest Service Road 17 at summit at county line
2072
Comment
CHSC78091
Delphinium nudicaule
Terry Nelson
1998-4-11
240 -12
Shasta
On a roadside embankment, 2 mi sw of Whiskeytown Lake and 100 yds e of Brandy Creek.
432
Comment
HSC33087
Delphinium nuttallianum
Thomas W. Nelson, Jane P. Nelson
1974-5-26
1290
Glenn
Saddle just N of trail to Black butte
2134
Comment
UC671909
Dendromecon rigida
Evelyn Hart Nelson
1940-4-20
88
Santa Clara
fire trail beyond spring; Santa Cruz Mountains, Loma Prieta
975
Comment
HSC35915
Deschampsia elongata
Thomas W. Nelson, James Nelson
1975-6-21
1927
Trinity
Brown's Canyon Campground.
Comment
HSC103334
Dicentra chrysantha
Thomas W. Nelson, Jane Nelson
1982-5-29
6967
Glenn
Along Forest Service Rd. 18N30 to Black Diamond Mtn., 5 mi. from junction with county road north of Stonyford
701
Comment
HSC33100
Dichelostemma capitatum subsp. capitatum
Thomas W. Nelson, Jane P. Nelson
1974-5-27
1324
Mendocino
Mendocino National Forest near Mendocino Pass
1524
Comment
HSC39477
Dichelostemma capitatum subsp. capitatum
Thomas W. Nelson, Alan Goes, James Nelson
1976-5-4
2443
Mendocino
Along BLM road to School Section Creek
610
Comment
HSC69918
Dichelostemma capitatum subsp. capitatum
Thomas W. Nelson, Jane P. Nelson
1978-4-2
3869
Lake
Along Walker Ridge Rd., 6 mi. N of junction with Hwy. 20
Comment
HSC81657
Dichelostemma capitatum subsp. capitatum
Thomas W. Nelson, Jane P. Nelson
1980-7-13
6061
Humboldt
Along the rd. from Dinsmore to Anderson Ford-McKeown Ranch rd.
762
Comment
HSC82241
Dichelostemma capitatum subsp. capitatum
Thomas W. Nelson
1979-4-10
4587
Placer
Along W side of Sierra College Blvd. between I-80 and Douglas Blvd.
Comment
HSC34880
Dichelostemma capitatum subsp. capitatum
Thomas W. Nelson, James Nelson
1975-3-25
1753
Sonoma
Beside Hwy. 128 E of Geyserville
Comment
HSC38095
Dichelostemma congestum
Thomas W. Nelson, James Nelson
1976-5-30
2616
Humboldt
McKeown Ranch, N of Dinsmore.
Comment
HSC40660
Dichelostemma congestum
Thomas W. Nelson, Jane P. Nelson
1976-7-1
2946
Trinity
Along FS Rd. 5E27, just S of meadow above Senteney Rock
1524
Comment
HSC33071
Dichelostemma congestum
Thomas W. Nelson, Jane P. Nelson
1974-5-10
1259
Mendocino
W side of Hwy. 101, 2 mi. N of its junction with Redwood Valley Rd.
Comment
HSC82426
Dichelostemma congestum
Thomas W. Nelson, Jane P. Nelson
1980-4-26
5085
Mendocino
Along road to Lake Mendocino Campground
Comment
HSC38087
Dichelostemma ida-maia
Thomas W. Nelson, Jane P. Nelson
1976-5-30
2608
Humboldt
McKeown Ranch, N of Dinsmore.
Comment
SEINET3885611
Dichelostemma ida-maia
Thomas Nelson, Jane P. Nelson; James Nelson
1975-6-21
1947
Humboldt
Beside Highway 36 ca. 5 mi. east of Bridgeville.; 0
Comment
HSC35026
Dichelostemma multiflorum
Thomas W. Nelson, James Nelson
1975-5-24
1848
Humboldt
McKeown Ranch, N of Dinsmore.
Comment
HSC71929
Dichelostemma multiflorum
Thomas W. Nelson, Jane P. Nelson
1980-6-22
5757
Trinity
Shasta-Trinity National Forest, along FS Rd. 29N28, 7 mi. S of junction with Hwy. 36, 1 mi. N of Goat Camp
1372
Comment
HSC35967
Dichelostemma multiflorum
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-6-21
1951
Humboldt
Hwy. 36, 5 mi. E of Bridgeville
Comment
HSC103303
Dichelostemma volubile
Thomas W. Nelson, Jane Nelson
1982-5-29
6970
Glenn
Along Forest Service Rd. 18N30 to Black Diamond Mtn., 5 mi. from junction with county road north of Stonyford
701
Comment
HSC103593
Dieteria canescens var. shastensis
Thomas W. Nelson, Jane Nelson
1986-6-23
8140
Lassen
Along State Route 44, 10.9 mi. SE of Old Station junction.
1585
Comment
HSC103635
Dieteria canescens var. shastensis
Thomas W. Nelson, Jane Nelson
1983-8-12
7591
Siskiyou
Along Forest Service Rd. 40N08, ~ 1 mi. from junction with State Route 3 at Scott Mountain summit
1646
Comment
HSC96161
Dieteria canescens var. shastensis
Thomas W. Nelson, Jane P. Nelson
1984-7-28
7759
Trinity
Along trail to Mumbo Peak
2043
Comment
CHSC111314
Diplacus
Julie Kierstead Nelson; Brenna Montagne
2012-9-10
2012 -098
Siskiyou
Coonrod Flat, east side of Mount Shasta. Roadsides and forest openings, on fine dry volcanic soil with Pinus ponderosa.
1210
Comment
CHSC35613
Diplacus nanus
Thomas W. Nelson; Jane P. Nelson
1980-6-20
5677
Trinity
Shasta-Trinity National Forest. Along 4-wheel drive road out Blue Point Ridge 1 mile west of junction with road 29N55.
1554
Comment
CAS-BOT-BC43654
Dithyrea californica
Aven Nelson; Ruth Nelson
1939-3-28
3303
Riverside
South of Mecca.
Comment
HSC33111
Dodecatheon hendersonii
Thomas W. Nelson, Jane P. Nelson
1974-5-27
1312
Mendocino
Mendocino National Forest near Mendocino Pass
1524
Comment
HSC71232
Dodecatheon hendersonii
Thomas W. Nelson, Jane P. Nelson
1977-4-23
3340
Trinity
Brown's Canyon Campground
793
Comment
HSC96703
Downingia cuspidata
Thomas W. Nelson, Dick Brummitt, Barbara Ertter
2004-7-1
9267
Mendocino
NE of Eden Valley at S end of Roberts Lake
786
Comment
HSC71154
Draperia systyla
Thomas W. Nelson, Jane P. Nelson, J. P. Smith
1978-7-23
4466
Shasta
Along road to Bully Choop 12 mi. from junction with County Rd. A16
Comment
HSC38071
Drymocallis glandulosa
Thomas W. Nelson, James Nelson
1976-5-30
2636
Humboldt
McKeown Ranch, N of Dinsmore.
Comment
UC1618030
Drymocallis glandulosa var. reflexa
Donald G. Nelson
1936-5-21
376
Riverside
e of Lake Hemet (and n of Mount Thomas, just e of Hurkey Creek Camp area)
Comment
JEPS123429
Drymocallis lactea var. austiniae
Julie Kierstead Nelson with Marie Buell
2015-7-18
2015 -105
Trinity
Yolla Bolly Wilderness; near Tehama County line; 0.3 miles W of North Yolla Bolly; headwaters of the east fork of the south fork of Trinity River.
Comment
HSC27060
Drymocallis lactea var. lactea
Thomas W. Nelson
1973-7-14
1090
Trinity
At Head of trail to Deadfall Lake
Comment
HSC34932
Dryopteris arguta
Thomas W. Nelson, James Nelson
1975-3-25
1758
Sonoma
Beside Hwy. 128, E of Geyserville at the Sonoma-Napa Co. line
Comment
UC671903
Dudleya cymosa
Evelyn Hart Nelson
1940-7-8
157
Santa Clara
below deserted flat (lower Loma); Santa Cruz Mtns, Loma Prieta
784
Comment
RSA275279
Eleocharis acicularis var. acicularis
Thomas W. Nelson, Jane P. Nelson
1977-7-4
3592
Humboldt
Pond above Alder Springs
1585
Comment
UC1784199
Eleocharis macrostachya
Donald G. Nelson
1935-4-15
307
Orange
on road from Garden Grove to Costa Mesa, converging near Costa Mesa, toward main highway from Santa Ana
Comment
SEINET3910832
Eleocharis macrostachya
Thomas Nelson
1977-9-22
3749
Humboldt
Eureka Quad. Along east side of State Route 101 just north of the Eureka Airport.; 0
Comment
CHSC105713
Eleocharis quadrangulata
Julie Kierstead Nelson
2007-9-20
2007 -032
Shasta
Floodplain of Stillwater Creek, east of Encanto Way, 8 miles NE of Redding.
182
Comment
HSC68788
Elymus
Thomas W. Nelson, Jane Nelson
1980-6-19
5651
Trinity
Shasta-Trinity National Forest, Rattlesnake Ridge along Forest Servcie Rd. 29N62, 1.3 mi. W of junction with FS Rd. 29N58
1220
Comment
HSC70122
Elymus
Thomas W. Nelson, Jane Nelson
1978-6-23
4352
Trinity
Along road to Hell to Find Lake.
Comment
HSC40324
Elymus X hansenii
Thomas W. Nelson, James Nelson
1976-7-1
2884
Trinity
Below Senteney Rock.
1463
Comment
HSC40336
Elymus elymoides var. californicus
Thomas W. Nelson, Jane P. Nelson
1976-7-1
2935
Trinity
Along FS 5E27 just N of junction with FS 1S07
1555
Comment
HSC40317
Elymus glaucus
Thomas W. Nelson, Jane P. Nelson
1976-7-1
2912
Humboldt
Along NW side of Lassic Peak (Signal Peak).
1738
Comment
HSC40329
Elymus glaucus
Thomas W. Nelson
1976-7-9
2993
Humboldt
Ridge S of the E peak of the Lassic Peak (Signal peak) group.
1707
Comment
SEINET4674729
Elymus hispidus
Thomas Nelson, Jane Nelson
1976-7-26
3023
Humboldt
Trinity-Humboldt Co. line.; 0
1615
Comment
UC671940
Elymus multisetus
Evelyn Hart Nelson
1940-6-26
147
Santa Clara
Loma Prieta Santa Cruz Mts. (spring)
975
Comment
HSC40397
Elymus trachycaulus subsp. trachycaulus
Thomas W. Nelson, Jane P. Nelson
1976-7-26
3023
Trinity
Trinity/Humboldt Co. line, along FS Rd. 1S07 W of Black Lassic
1616
Comment
RSA652504
Emmenanthe penduliflora
Beth Nelson
1991-5-5
22
San Bernardino
North of Fontana. 15 fry. N.E., exit Sierra Ave. 0.3 miles to Lytle Creek Rd. Turn left, 1.2 miles.
Comment
UC700953
Emmenanthe penduliflora
Aven and Ruth Nelson
1939-3-25
3264
San Diego
Borego Desert State Park, in the canyon near the Public camp
Comment
CAS-BOT-BC131106
Encelia actoni
Aven Nelson; Ruth Nelson
1939-4-4
3410
Inyo
In Titus Canyon, north end of Death Valley
Comment
CAS-BOT-BC131296
Encelia farinosa
Aven Nelson; Ruth Nelson
1939-3-27
3290
Imperial
Near Fish Springs on Salton Sea
Comment
CAS-BOT-BC131308
Encelia farinosa
Aven Nelson; Ruth Nelson
1939-4-4
3399
Inyo
In Titus Canyon, north end of Death Valley
Comment
NY70198
Ephedra aspera
A. Nelson
1939-3-24
3248
Unknown
Near the Palms, Borego Desert State Park
Comment Read comments Aug 9 2010
CAS-BOT-BC81703
Ephedra funerea
Aven Nelson; Ruth Nelson
1938-4-3
3394
Inyo
On the rim overlooking Death Valley, from [Dante's View] Dantes View
Comment
GH356593
Ephedra funerea
A. Nelson & R. A. Nelson
1939-3-24
3248
Unknown
in canyon near the Palms, Borego [Anza-Borrego] Desert State Park
Comment Read comments Jul 14 2012
CAS-BOT-BC81919
Ephedra viridis
Aven Nelson; Ruth Nelson
1939-4-4
3424
Inyo
In Titus Canyon, at north end of Death Valley
Comment
HSC32569
Epilobium brachycarpum
Thomas W. Nelson
1973-9-3
1125
Humboldt
McKeown Ranch N of Dinsmore, rocky alluvium along Mad River
Comment
JEPS120260
Epilobium canum subsp. latifolium
Julie Kierstead Nelson with Len Lindstrand III
2010-9-20
2010 -034
Shasta
Satin Peak, 25 miles S of Mt. Shasta, 13 miles E of Interstate 5, 30 miles NNE of Redding
Comment
HSC27058
Epilobium ciliatum subsp. ciliatum
Thomas W. Nelson
1973-7-14
1095
Trinity
At the head of the trail to Deadfall Lake
1982
Comment
HSC81503
Epilobium ciliatum subsp. ciliatum
Thomas W. Nelson, Jane P. Nelson
1980-8-4
6229
Trinity
Along N side of Mule Ridge
1646
Comment
RSA275296
Epilobium ciliatum subsp. ciliatum
Thomas W. Nelson
1977-7-30
3680
Trinity
Along the South Fork of Black Lassic Creek
1494
Comment
HSC41820
Epilobium densiflorum
Thomas W. Nelson, Jane P. Nelson
1977-8-6
3699
Humboldt
Along old trail above Alder Springs
1616
Comment
HSC32548
Epilobium hallianum
Thomas W. Nelson
1973-7-10
1031
Humboldt
Humboldt/Trinity County line, Mt. Lassic (Signal Peak)
1790
Comment
HSC82257
Epilobium hallianum
Thomas W. Nelson, Jane P. Nelson
1980-7-20
6175
Siskiyou
Above and to SE of Big Carmen Lake
1738
Comment
CHSC118640
Epilobium luteum
Julie Kierstead Nelson; Martin Lenz
2015-8-13
2015 -122
Siskiyou
Headwaters of west fork Parks Creek, 2 miles NE of China Mountain. UTM NAD 83 Zone 10, 536798m E, 4583360m N.
2208
Comment
HSC32700
Epilobium minutum
Thomas W. Nelson, Jane P. Nelson
1973-4-24
772
Mendocino
Beside jeep road to Roberts Lake, N of Eden Valley Ranch.
Comment
HSC38023
Epilobium minutum
Thomas W. Nelson, Jane P. Nelson
1976-5-10
2486
Butte
Just E of Magalia
Comment
HSC39513
Epilobium minutum
Thomas W. Nelson, Alan Goes, James Nelson
1976-5-24
2597
Mendocino
E of Red Mtn.
1098
Comment
HSC39527
Epilobium minutum
Thomas W. Nelson
1976-6-14
2709
Humboldt
S of Lassic Peak
1524
Comment
HSC41818
Epilobium minutum
Thomas W. Nelson, Jane P. Nelson
1977-6-19
3514
Humboldt
SW of Alder Springs along Rd. 2S08
1463
Comment
HSC67265
Epilobium minutum
Thomas W. Nelson, Jane P. Nelson
1980-5-8
5218
Trinity
Shasta-Trinity National Forest, Friend Mtn. along FS Rd. 2N15
1372
Comment
HSC67272
Epilobium minutum
Thomas W. Nelson, Jane P. Nelson
1980-6-17
5475
Trinity
Shasta-Trinity National Forest, along old Hwy. 36, 1 mi. W of Hwy. 3 near Peanut
793
Comment
HSC67422
Epilobium minutum
Thomas W. Nelson, Jane P. Nelson
1980-5-25
5322
Trinity
Along Covelo-Zenia Rd., 1.5 mi. S of junction with Zenia-Van Duzen River Rd.
976
Comment
HSC68781
Epilobium minutum
Thomas W. Nelson, Jane P. Nelson
1980-6-19
5642
Trinity
Along Rd. 29N58, Rattlesnake Ridge, at junction with Rd. 29N67
1341
Comment
HSC71903
Epilobium minutum
Thomas W. Nelson, Jane P. Nelson
1980-6-22
5828
Shasta
Shasta-Trinity National Forest, junction of FS Rd. 41 and FS Rd. 28N08
1220
Comment
CHSC118636
Epilobium minutum
Julie Kierstead Nelson; Martin Lenz, Rhonda Posey, Brenna Montagne
2016-6-9
2016 -017
Siskiyou
Lower Parks Creek watershed, E Klamath Range, along Forest Service Road 42N19, 3 miles northwest of Stewart Springs. UTM NAD 83 Zone 10, 539249m E, 4586866m N.
1478
Comment
HSC67460
Epilobium minutum
Thomas W. Nelson, Jane P. Nelson
1980-5-25
5324
Trinity
Along Covelo-Zenia Rd., 1.5 mi. S of Lake Mtn. Ranch.
823
Comment
CAS-BOT-BC419733
Epilobium oreganum
Julie K. Nelson; Kristen Kaczynski
2001-9-13
2001 -034
Trinity
Shasta-Trinity National Forest, Western Azalea Special Interest Area, adjacent to Bramlet Road, County Road 29, south of Hwy. 36. South side of East Fork Smoky Creek.
1120
Comment
JEPS120241
Epilobium oreganum
Julie Kierstead Nelson with Zack Voigtman
2012-8-20
2012 -085
Shasta
Boy Scout pond, Headwaters of N Fork Beegum Creek
Comment
RSA458736
Epilobium oreganum
Thomas W. Nelson
1977-7-30
3678
Trinity
Along north side of Mule Ridge
1463
Comment
SEINET10632323
Epilobium oreganum
Jane P. Nelson, Thomas W. Nelson
1975-7-20
Nelson 2053
Humboldt
T2S, RSE, Sec 13; wet boggy serpentine soil under Jeffrey pine forest beside Rd 2508 to Pine Mtn.
Comment Read comments Feb 3 2021
HSC25968
Epilobium rigidum
Thomas W. Nelson
1970-10-17
240
Del Norte
Mouth of Stoney Creek
Comment
HSC82195
Epilobium torreyi
Thomas W. Nelson, Jane P. Nelson
1980-7-6
6050
Lassen
Along Ash Creek at Ash Creek Campground
1494
Comment
UC671930
Epipactis gigantea
Evelyn Hart Nelson
1939-8-16
34
Santa Clara
Loma Prieta Santa Cruz Mountains (by spring)
975
Comment
HSC38139
Equisetum hyemale subsp. affine
Thomas W. Nelson, Jane Nelson, J. P. Smith, James Nelson
1976-4-13
2370
Lake
Along rd. 2 mi. E of Bartlet Springs
610
Comment
UC1543037
Equisetum telmateia subsp. braunii
Donald G. Nelson
1937-4-1
482
Alameda
creek in front of Cordonices Clubhouse, Cordonices Playground on Euclid Ave, just s of Eunice Berkeley
Comment
CAS-BOT-BC422325
Eragrostis pilosa var. pilosa
Julie Kierstead Nelson
2005-8-13
2005 -015
Shasta
5 mi. N of Shasta College, NE of Redding; floodplain of unnamed tributary to Stillwater Creek
198
Comment
HSC34983
Erechtites glomeratus
Thomas W. Nelson
1974-9-13
1710
Humboldt
King Salmon area
Comment
UC724382
Eremalche rotundifolia
Aven and Ruth Nelson
1939-3-29
3317
Riverside
s. of Mecca (Hidden Springs Canyon)
Comment Read comments Jul 14 2012
JEPS123412
Eremogone congesta
Julie Kierstead Nelson with Marie Buell
2015-7-15
2015 -085
Trinity
Yolla Bolly Wilderness; gravelly ridgetop and north aspect upper slope 1 mile SE of Black Rock.
Comment
HSC81999
Eremogone congesta var. congesta
Thomas W. Nelson, Jane P. Nelson
1979-6-16
4854
Siskiyou
Along Hwy. 3, 3.1 mi. N of Scott Mtn. Summit
1280
Comment
CAS-BOT-BC174221
Eremogone congesta var. congesta
Thomas W. Nelson; Jane P. Nelson
1980-7-17
6084
Siskiyou
Along Forest Service road 17 1 mile north of summit at county line
2072
Comment
UC1543102
Ericameria linearifolia
Donald G. Nelson
1937-4-24
520 a
Contra Costa
on March Creek Road in rolling hill country n of Byron (edge of gravely soil pit evidently dug out of former bank of stream, open sunny area)
Comment
HSC40116
Ericameria nauseosa
Thomas W. Nelson, James Nelson
1976-10-25
3275
Trinity
Along W side of Red Lassic
1707
Comment
UC466808
Ericameria nauseosa var. oreophila
Aven Nelson
1922-11-14
9977
Kern
Tehachapi Pass
Comment
HSC34657
Ericameria nauseosa var. speciosa
Thomas W. Nelson, J. O. Sawyer
1974-10-29
1741
Siskiyou
Hwy. 3, just S of Calaghan
Comment
HSC41109
Ericameria nauseosa var. speciosa
Thomas W. Nelson, Jane P. Nelson, James Nelson
1976-8-29
3263
Modoc
Modoc National Forest; along Hwy. 299 just N west of Adin Pass
1524
Comment
HSC72265
Ericameria nauseosa var. speciosa
Thomas W. Nelson, Jane P. Nelson
1980-8-21
6270
Trinity
Along 4-wheel drive road out Blue Point Ridge, 0.4 miles from jct. with road 29N55
1585
Comment
CAS-BOT-BC299489
Ericameria ophitidis
Thomas W. Nelson; Jane P. Nelson
1980-8-21
6260
Trinity
Along road 29N62 0.4 miles from junction with road 29N58
1371
Comment
CAS-BOT-BC299493
Ericameria ophitidis
Thomas W. Nelson; Jane P. Nelson
1980-8-21
6275
Trinity
Along Panther Camp Trail 200 yards north of junctoin with road 29N73
1645
Comment
HSC70158
Ericameria ophitidis
Thomas W. Nelson, Jane P. Nelson
1978-7-21
4419
Trinity
Along SR 3 ca. 1/4 mi. from Salt Creek Bridge
762
Comment
HSC72223
Ericameria ophitidis
Thomas W. Nelson, Jane P. Nelson
1980-8-21
6241
Trinity
Along Salt Creek road, 2 miles from jct. with Hwy. 3
793
Comment
HSC72254
Ericameria ophitidis
Thomas W. Nelson, Jane P. Nelson
1980-8-21
6281
Trinity
Shasta-Trinity National Forest. Along road 28N07 just E of junction with road 41
1220
Comment
HSC72267
Ericameria ophitidis
Thomas W. Nelson, Jane P. Nelson
1980-8-21
6268
Trinity
Shasta-Trinity National Forest Hill above road 29N55 at junction with spur road; 5.6 mi. S of junction with S.R. 36
1677
Comment
HSC81837
Ericameria ophitidis
Thomas W. Nelson, Jane P. Nelson, R. J. Cole
1979-7-27
5055
Tehama
Along ridge at Pole Corral Gap
1311
Comment
HSC82450
Ericameria ophitidis
Thomas W. Nelson, Jane P. Nelson, R. J. Cole
1979-7-27
5043
Tehama
Along road from Regan Meadow to Brushy Mtn., 1 mi. NW of Regan Meadow
1433
Comment
RSA293088
Ericameria ophitidis
Thomas W. Nelson
1980-8-21
6269
Trinity
Along 4-wheel drive road out Blue Point Ridge, 0.4 miles from jct with road 29N55.
1585
Comment
UCD131428
Ericameria ophitidis
Thomas W. Nelson; Jane P. Nelson
1980-8-21
6279
Shasta
Shasta-Trinity National Forest. Along forest service road ca. 1 mile west of Regan Meadow.
1524
Comment
UCR45360
Ericameria ophitidis
Thomas W. Nelson, Jane P. Nelson
1980-8-21
6255
Trinity
Shasta-Trinity National Forest, Rattlesnake Ridge, along forest service road 29N59, c. 1/2 mi. east of junction with F.S. Rd 30N29
1433
Comment
UC1792475
Erigeron
Thomas W. Nelson, Sydney Carothers
2004-6-18
9253
Humboldt
Board Camp Mountain Road 49N38 1 mile from junction with Forest Service Road 1.
1481
Comment
HSC70027
Erigeron foliosus var. mendocinus
Thomas W. Nelson
1978-6-14
4197
Del Norte
Along French Hill Rd., 8.7 mi. from junction with Hwy. 199
Comment
UC1543063
Erigeron glaucus
Donald G. Nelson
1937-7-10
531
Marin
on n sloping bank just w of Point Reyes Lighthouse (and above the bird rocks); Point Reyes
Comment
CAS-BOT-BC295410
Erigeron inornatus
Thomas W. Nelson; Jane P. Nelson
1980-7-21
6146
Trinity
North Coast Ranges. Along State Route 3 at mouth of Tangle Blue Creek
975
Comment
HSC44092
Erigeron inornatus var. inornatus
Thomas W. Nelson, Jane P. Nelson
1977-8-6
3709
Trinity
N slope of Black Lassic
1677
Comment
HSC39604
Erigeron inornatus var. inornatus
Thomas W. Nelson, Jane P. Nelson
1976-7-26
3038
Humboldt
S facing slope along ridge W of Lassic Peak
1707
Comment
JEPS118703
Erigeron petrophilus var. viscidulus
Julie Kierstead Nelson, Eric White, Rhonda Posey, Mary Ellen Colberg, Sasha Flamm
2010-8-9
2010 -028
Siskiyou
East slope of Mount Eddy, headwaters of Wagon Creek. Mount Eddy 7.5' quad.
Comment
RSA517729
Erigeron philadelphicus
Donald G. Nelson
1938-4-24
566
Contra Costa
Marsh Creek Highway, 1 mile north of Mt. Diablo
Comment
CHSC110658
Eriodictyon californicum
Julie Kierstead Nelson
2012-5-1
2012 -009
Shasta
5 mi. N of Shasta College, NE of Redding; ridgetop roadside in rural residential area.
208
Comment
CHSC32896
Eriodictyon californicum
Thomas Nelson; James Nelson
1976-5-24
2604
Mendocino
At junction of Cat Track Rd. and BLM road to School Section Creek.
731
Comment
HSC48158
Eriodictyon californicum
Thomas W. Nelson, Jane P. Nelson
1978-4-28
3923
Mendocino
SE side of Lake Mendocino
Comment
RSA275335
Eriodictyon californicum
Thomas W. Nelson, Jane P. Nelson
1978-4-28
3923
Mendocino
Southeast side of Lake Mendocino.
Comment
RSA298327
Eriodictyon californicum
Thomas W. Nelson, Jane P. Nelson
1978-4-28
3918
Mendocino
Southeast side of Lake Mendocino.
Comment
RSA401497B
Eriodictyon californicum
Thomas W. Nelson, James Nelson
1976-5-24
2604
Mendocino
Junction of Cat Track Road and BLM road to School Section Creek.
732
Comment
UC770655
Eriodictyon californicum
R. E. Nelson
1948-6-25
57
Mendocino
Booneville-Ukiah cutoff
701
Comment
UCD119290
Eriodictyon californicum
Thomas Nelson; Jane Nelson
1978-4-28
3923
Mendocino
Along southeast side of Lake Mendocino.
Comment
UC1925892
Eriogonum
Donald G. Nelson
1936-6-5
438
Orange
Hills NE of Fullerton.
91
Comment
HSC35877
Eriogonum angulosum
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-8-19
2171
Los Angeles
Beside Hwy. 5 just W of junction with Hwy. 138
Comment
HSC70173
Eriogonum compositum
Thomas W. Nelson, Jane P. Nelson
1978-6-22
4309
Trinity
Along branch rd. off Dubakella Rd. 2 mi. from junction with Red Mtn. Motorway, SW of S Dubakella
1555
Comment
HSC32678
Eriogonum compositum var. compositum
Thomas W. Nelson
1973-7-10
1024
Trinity
Red Lassic area
1799
Comment
HSC35695
Eriogonum compositum var. compositum
Thomas W. Nelson, B. Reinhardt
1975-7-30
2102
Humboldt
Beside road out Whiting Ridge
Comment
HSC40568
Eriogonum compositum var. compositum
Thomas W. Nelson, James Nelson
1976-6-22
2765
Trinity
Senteney Rock.
1524
Comment
HSC72229
Eriogonum dasyanthemum
Thomas W. Nelson, Jane P. Nelson
1980-6-23
5861
Tehama
Along Pettyjohn Rd., 0.5 mi. E of junction with road to Saddle Camp
915
Comment
HSC72217
Eriogonum dasyanthemum
Thomas W. Nelson, Jane P. Nelson
1980-6-23
5871
Tehama
Along Colyear Springs Rd. 1.6 mi. E of junction with Raglin Ridge Rd.
701
Comment
UCD99898
Eriogonum dasyanthemum
Thomas W. Nelson; Jane P. Nelson
1980-6-22
5808
Shasta
Shasta-Trinity National Forest. Along road 28N07 just east of junction with road 41.
1219
Comment
HSC39461
Eriogonum kelloggii
Thomas W. Nelson, Alan Goes, James Nelson
1976-5-24
2590
Mendocino
Along road east of Red Mountain.
1098
Comment
HSC96446
Eriogonum kelloggii
Thomas W. Nelson, Jane P. Nelson
2003-6-13
9141
Mendocino
Along rd. around the S side of the summit of Little Red Mtn.
915
Comment
CAS-BOT-BC259269
Eriogonum libertini
Thomas W. Nelson; Jane P. Nelson
1980-6-20
5690
Trinity
Shasta-Trinity National Forest. Along road 30N46 at Blue Point on Blue Point Ridge
1371
Comment
HSC68726
Eriogonum libertini
Thomas W. Nelson, Jane P. Nelson
1980-6-22
5743
Trinity
Shasta-Trinity National Forest, along FS Rd. 29N28, 7 mi. S of junction with Hwy. 36, 1 mi. N of Goat Camp
1372
Comment
HSC68844
Eriogonum libertini
Thomas W. Nelson, Jane P. Nelson
1980-6-20
5698
Trinity
Shasta-Trinity National Forest, end of Rd. 30N28A
1463
Comment
HSC71043
Eriogonum libertini
Thomas W. Nelson, Jane P. Nelson
1979-6-25
4888
Tehama
Along rd. to Mt. Tedoc From Tedoc Gap
1494
Comment
HSC71044
Eriogonum libertini
Thomas W. Nelson, Jane P. Nelson
1978-6-22
4373
Trinity
N of Red Mtn. along rd. from Red Mtn. to Hell to Find Lake
1616
Comment
RSA293085
Eriogonum libertini
Thomas W. Nelson, Jane P. Nelson
1980-6-19
5626
Trinity
Shasta-Trinity National Forest; Along Route 3, 0.3-0.5 miles south of Salt Creek Bridge.
762
Comment
HSC70031
Eriogonum luteolum
Thomas W. Nelson, Jane P. Nelson
1978-6-22
4270
Trinity
Along Hwy. 3, S of Peanut
762
Comment
HSC72259
Eriogonum luteolum
Thomas W. Nelson, Jane P. Nelson
1980-8-21
6276
Trinity
Along USFS rd. to Hell to Find Lake
1159
Comment
HSC40173
Eriogonum marifolium
Thomas W. Nelson, Jane P. Nelson
1976-8-1
3126
Shasta
Lassen Volcanic National Park, Lassen Rd. at Kings Creek Meadow
Comment
HSC40174
Eriogonum marifolium
Thomas W. Nelson, Jane P. Nelson
1976-8-1
3127
Shasta
Lassen Volcanic National Park, Lassen Rd. at Kings Creek Meadow
Comment
JEPS123425
Eriogonum nudum
Julie Kierstead Nelson with Marie Buell
2015-7-18
2015 -109
Trinity
Yolla Bolly Wilderness; near Tehama County line; 0.3 miles W of North Yolla Bolly; headwaters of the east fork of the south fork of Trinity River.
Comment
CHSC118629
Eriogonum nudum
Julie Kierstead Nelson; Marie Buell
2015-7-18
2015 -109
Trinity
Yolla Bolly Wilderness; near Tehama County line; 0.3 miles W of North Yolla Bolly; headwaters of the east fork of the south fork of Trinity River. UTM NAD 83 Zone 10, 501873m E, 4449333m N.
2215
Comment
HSC32542
Eriogonum nudum var. nudum
Thomas W. Nelson
1973-7-10
1041
Trinity
Along Mule Ridge SE of Red Lassic
Comment
HSC41115
Eriogonum nudum var. pubiflorum
Thomas W. Nelson, Jane P. Nelson, James Nelson
1976-8-29
3257
Modoc
Modoc National Forest: along Hwy. 299 just NW of Adin Pass
1524
Comment
HSC41146
Eriogonum nudum var. pubiflorum
Thomas W. Nelson, Jane P. Nelson
1976-8-2
3098
Shasta
Beside Hwy. 44 7.2 mi. E of Shingletown
Comment
HSC63563
Eriogonum prociduum
Thomas W. Nelson, Jane P. Nelson
1980-7-6
6004
Lassen
Along Adin-Madelin Rd., 16 mi. E of Adin in Ash Valley
1555
Comment
JEPS128833
Eriogonum siskiyouense
Julie Kierstead Nelson with Rhonda Posey
2017-7-18
2017 -045
Siskiyou
Eastern Klamath Ranges; Forest Service Road 41N14 Y, 0.1 mile west of Parks Creek Road (County Road 17).
Comment
HSC63564
Eriogonum strictum var. anserinum
Thomas W. Nelson, Jane P. Nelson
1980-7-6
6033
Lassen
Ash Valley along rd. branching off Adin-Madeline Rd. 2.5 mi. from jct.
1555
Comment
UC849590
Eriogonum thomasii
Aven Nelson, Ruth A. Nelson
1939-3-30
3351
Riverside
near Desert Center (n of Chuckwalla Mts.)
Comment
HSC103860
Eriogonum umbellatum var. nelsoniorum
Thomas W. Nelson, Shauna Hee
2006-8-4
9472
Trinity
Hwy. 299, 100 m SE of bridge over Stuart Fork of Trinity River
730
Comment Read comments Feb 29 2016
CHSC98801
Eriogonum ursinum var. erubescens
Julie Kierstead Nelson
2006-6-29
2006 -042
Shasta
Shasta/Trinity County line at intersection of County Road 106 and Forest Service Rd 35N17X, ca. 2 miles NE of Trinity Mountain, ca. 23 miles NW of Redding. UTM coordinates X531229, Y4523541, zone 10.
1400
Comment
RSA653316
Eriophyllum confertiflorum
Beth Nelson
1991-5-5
013
San Bernardino
San Bernardino National Forest. North of Fontana. 15 fry. N.E., exit Sierra Av. left, (Sierra Av. turns into Lytle Creek Rd.) continue 1.6 mi. Turn left on San Savaine Rd.
Comment
HSC33072
Eriophyllum lanatum
Thomas W. Nelson, Jane P. Nelson
1974-5-10
1260
Mendocino
E side of Hwy. 101 ca. 1 mi. N of its junction with Redwood Valley Rd.
Comment
HSC40042
Eriophyllum lanatum
Thomas W. Nelson, Jane P. Nelson
1976-7-1
2895
Humboldt
Along ridge N of Bear Creek
1463
Comment
HSC68697
Eriophyllum lanatum
Thomas W. Nelson, D. Gordon
1980-6-10
5570
Trinity
Shasta-Trinity National Forest, along FS Rd. 1N05 at the copper mine along Copper Mine Hill
1463
Comment
HSC69934
Eriophyllum lanatum
Thomas W. Nelson, J. O. Sawyer
1978-6-9
4130
Trinity
Red Mtn.
1250
Comment
HSC70108
Eriophyllum lanatum
Thomas W. Nelson, Jane P. Nelson
1978-6-22
4290
Trinity
Along Dubakella Rd., 4.8 mi. from junction with Hwy. 36
1527
Comment
HSC81546
Eriophyllum lanatum
Thomas W. Nelson, Jane P. Nelson
1980-7-6
5997
Lassen
Along Adin-Madelin Rd., 16 mi. E of Adin in Ash Valley
1555
Comment
CHSC118637
Eriophyllum lanatum
Julie Kierstead Nelson; Martin Lenz, Rhonda Posey, Brenna Montagne
2016-6-9
2016 -016
Siskiyou
Lower Parks Creek watershed, E Klamath Range, along Forest Service Road 42N19, 3 miles northwest of Stewart Springs. UTM NAD 83 Zone 10, 539249m E, 4586866m N.
1478
Comment
HSC37899
Eriophyllum lanatum var. achilleoides
Thomas W. Nelson, J. P. Smith, Jane P. Nelson, James Nelson
1976-4-12
2300
Lake
Beside Morgan Valley Rd. 7.8 mi. from Lower Lake
Comment
HSC39541
Eriophyllum lanatum var. achilleoides
Thomas W. Nelson, James Nelson
1976-6-10
2669
Trinity
At Senteney Rock
1524
Comment
POM358028
Eriophyllum lanatum var. aphanactis
Thomas W. Nelson, Jane P. Nelson
1977-7-1
3579
Humboldt
Head of North Fork of Conley Creek, W side of road N from Alder Spring.
1463
Comment
HSC33210
Eriophyllum lanatum var. grandiflorum
Thomas W. Nelson, Jane P. Nelson
1974-5-27
1330
Mendocino
Mendocino Pass, 4 mi. SE of the Eel River Campground
Comment
HSC38067
Eriophyllum lanatum var. grandiflorum
Thomas W. Nelson, Jane P. Nelson
1976-5-10
2475
Butte
S facing slope beside Hwy. 191, 1 mi. W of Paradise
Comment
HSC36377
Eriophyllum staechadifolium
Thomas W. Nelson
1975-8-10
2240
Humboldt
At Table Bluff
Comment
UC1543061
Eriophyllum staechadifolium
Donald G. Nelson
1937-7-10
542
Marin
on n sloping bank just w Point Reyes Lighthouse (above the bird rocks); Point Reyes
Comment
CHSC110639
Erodium botrys
Julie Kierstead Nelson
2012-5-1
2012 -006
Shasta
5 mi. N of Shasta College, NE of Redding; floodplain of unnamed tributary to Stillwater Creek.
198
Comment
SEINET9360230
Erodium moschatum
John Nelson, Wnek, Richard
2000-3-5
20965
San Francisco
San Franscisco, CA
Comment
HSC38053
Eryngium vaseyi
Thomas W. Nelson, Jane P. Nelson
1976-5-9
2459
Butte
Dry meadow at intersection of Palermo Rd. & Hwy 70, about 4 mi. S of Oroville
Comment
HSC81578
Erysimum capitatum
Thomas W. Nelson, Jane P. Nelson
1980-7-17
6091
Siskiyou
Along FS Rd. 17, 0.5 mi. N of summit at county line
2073
Comment
HSC26262
Erysimum capitatum var. capitatum
Thomas W. Nelson
1971-5-9
435
Trinity
Beside Hwy. 36, beside Rattle Snake Creek
Comment
HSC26330
Erysimum capitatum var. capitatum
Thomas W. Nelson
1971-4-24
386
Trinity
Along New River Trail
Comment
HSC71146
Erysimum capitatum var. capitatum
Thomas W. Nelson, Jane P. Nelson, J. P. Smith
1978-7-23
4475
Shasta
Along the road to Bully Choop, 9 mi. from junction with County Rd. A16
Comment
HSC71302
Erysimum capitatum var. capitatum
Thomas W. Nelson, Jane P. Nelson
1979-4-12
4624
Colusa
Along Stony Creek below Digger Pine Campground
Comment
HSC103456
Erysimum concinnum
Thomas W. Nelson, Jane Nelson
1982-4-25
6804
Mendocino
Along State Route 1, just north of Juan Creek.
46
Comment
HSC103578
Erysimum concinnum
Thomas W. Nelson, Jane Nelson
1982-4-25
6802
Mendocino
At Russian Gulch
30
Comment
HSC35043
Erysimum perenne
Thomas W. Nelson, James Nelson
1974-6-17
1363
Placer
Beside Hwy. 80 at its intersection with Blue Canyon Rd., 9 mi. W of the Placer-Nevada County line
1646
Comment
CHSC35556
Erythranthe cardinalis
Thomas W. Nelson; Jane P. Nelson
1977-7-1
3541
Trinity
Along edge of Van Duzen River at Brown's Canyon.
670
Comment
HSC39538
Erythronium californicum
Thomas W. Nelson, Jane P. Nelson
1976-5-23
2550
Trinity
E side of Black Lassic S side of branch off Shanty Creek
1524
Comment
HSC103344
Erythronium citrinum var. roderickii
Thomas W. Nelson, Susan Erwin
2006-5-5
9299
Siskiyou
Along road from Sunflower Flat to Bear Creek Trailhead, 0.7 mi. from junction with State Route 3 on Forest Service Rd. 39N62
956
Comment
HSC82623
Eschscholzia caespitosa
Thomas W. Nelson
1979-4-10
4584
Placer
Along W side of Sierra College Blvd. between I-80 and Douglas Blvd.
Comment
UCR159960
Eschscholzia caespitosa
Beth Nelson
1991-5-5
024
San Bernardino
San Gabriel Mtns., north of Fontana, I-15 NE, exit Sierra Ave left, 0.3 mile to Lytle Creek Road. Turn left, continue for 1.4 miles
Comment
HSC26901
Eschscholzia californica
Thomas W. Nelson
1973-7-27
1103
Humboldt
SW of the airstrip at Kneeland
Comment
HSC69824
Euphorbia crenulata
Thomas W. Nelson
1978-5-27
4075
Trinity
At Secret Gulch, 1 mi. NW of Three Forks of Mad River
884
Comment
HSC28197
Euphorbia helioscopia
Thomas W. Nelson
1973-4-25
799
Humboldt
On H.S.U. campus, beside Forestry Dept. Greenhouse.
Comment
SEINET9325144
Euphorbia peplus
John Nelson, Wnek, R.
2000-3-8
20951
Sonoma
Near Safeway Grocery, S side of Main St/River Rd (=Hwy 116) in downtown Guerneville. AC Moore Herbarium (USCH) Univ of S. Carolina
Comment
SEINET9341850
Euphorbia peplus
John Nelson, Wnek, R.
2000-3-5
20963
San Francisco
Along street curb, w/ Erodium moschatum, Alcea rosea, Urtica dioica; N(W) side of Market St. at 15th and Sanchez; San Francisco. Alcea rosea, Erodium moschatum.
Comment
HSC34969
Eurybia radulina
Thomas W. Nelson
1974-9-21
1721
Del Norte
Patricks Creek
Comment
HSC96650
Euthamia occidentalis
Thomas W. Nelson, Dick Brummitt, Barbara Ertter
2004-7-4
9282
Humboldt
Trinity River Bar down stream from the mouth of Willow Creek
152
Comment
HSC35971
Fallopia convolvulus
Thomas W. Nelson, J. O. Sawyer
1975-9-25
2024
Humboldt
Beside Hwy. 101 at 11th St. bridge
Comment
HSC71909
Festuca idahoensis
Thomas W. Nelson, Jane P. Nelson
1980-6-22
5820
Shasta
Shasta-Trinity National Forest, junction of FS Rd. 41 and FS Rd. 28N08
1220
Comment
HSC81779
Festuca idahoensis
Thomas W. Nelson, Jane P. Nelson
1980-6-16
5446
Trinity
Shasta-Trinity National Forest, just N of Philpot Campground
793
Comment
HSC40610
Festuca rubra
Thomas W. Nelson, Jane P. Nelson
1976-7-26
3024
Trinity
Trinity/Humboldt Co. line, along FS Rd. 1S07 W of Black Lassic
1616
Comment
RSA273308
Festuca rubra
Thomas W. Nelson, Jane Nelson
1976-7-26
3022
Trinity
Trinity-Humboldt Co. lines. Road cut along 1S07 west of Black Lassic.
1616
Comment
HSC81919
Festuca subulata
Thomas W. Nelson, Jane P. Nelson
1979-7-3
4968
Humboldt
Along road to Joe Losey property at junction of Kneeland and Maple Creek Rds.
610
Comment
SEINET9346830
Foeniculum vulgare
John Nelson, Wnek, Richard
2000-3-7
20943
Sonoma
A large patch on N edge of Hwy 116 just W of Fern Grove cabins on W side of Guerneville. AC Moore Herbarium (USCH) Univ of S. Carolina
Comment
HSC45402
Fragaria vesca
Thomas W. Nelson, Jane P. Nelson
1977-6-19
3510
Humboldt
Alder Springs
1524
Comment
UCD112550
Frangula californica
R. E. Nelson
1948-9-20
76
Mendocino
1/2 mile south of Signal School.
335
Comment
HSC69961
Frangula californica subsp. occidentalis
Thomas W. Nelson
1978-6-14
4191
Del Norte
Along French Hill Rd., 8.7 mi. from junction with Hwy. 199
Comment
CAS-BOT-BC94092
Frangula purshiana
Julie Kierstead Nelson
2006-5-10
2006 -007
Shasta
Browns Creek & Chanchelulla Creek confluence, Forest Road 1,1 mile SW of Deerlick Springs. Chanchelulla Peak West
975
Comment
JEPS121721
Frangula purshiana
Julie Kierstead Nelson with Martin Lenz
2014-6-3
2011 -063
Shasta
Claiborne Creek watershed, tributary to McCloud River ca. 8 miles north of Shasta Lake. Riparian forest at bridge over creek along Road 35N18.
Comment
UC33633
Frangula purshiana
Ed. Nelson
Dec 1898
Marin
Olema
Comment
JEPS116616
Frangula rubra subsp. rubra
Julie Kierstead Nelson with Rhonda Posey
2007-6-15
2007 -009
Siskiyou
North side of Mt. Shasta, south Hwy 97, along Forest Service Rd. 42N73 Hotlum Fire area burned Feb 2006 ca. 4 mi NE town of Weed Mt. Shasta
1090
Comment
UC1543183
Frankenia salina
Donald G. Nelson
1935-6-27
331
Orange
beaches s Corona del Mar (on bluffs facing ocean, near edge of salt marsh in ravine, s of mouth of Newport Bay)
Comment
HSC47729
Fraxinus dipetala
Thomas W. Nelson, J. P. Smith, J. O. Sawyer
1978-5-6
4000
Shasta
Along forest rd. to Beegum Gorge at Zachary Gulch
Comment
HSC38150
Fremontodendron californicum
Thomas W. Nelson, J. P. Smith, Jane P. Nelson, James Nelson
1976-4-12
2347
Napa
Along Morgan Valley Rd., 0.5 mi. from Lake Co. line
Comment
CHSC105876
Fritillaria
Julie Kierstead Nelson
2010-4-5
2010 -002
Shasta
Fenders Ferry Road at Salt Creek crossing; northeast of Shasta Lake. UTM 567241E, 4529448N.
475
Comment
HSC47753
Fritillaria affinis
Thomas W. Nelson, J. P. Smith
1978-5-6
3979
Trinity
Along Philpot Creek at Philpot Campground
762
Comment
HSC69911
Fritillaria affinis
Thomas W. Nelson, Jane P. Nelson
1978-4-2
3874
Lake
Along Walker Ridge Rd., 6 mi. N of junction with Hwy. 20
Comment
HSC82043
Fritillaria affinis
Thomas W. Nelson, James Nelson
1980-6-10
5439
Humboldt
Along branch rd. off Swayback Ridge 4-wheel drive rd. 200 yds from junction
1433
Comment
HSC71020
Fritillaria micrantha
Thomas W. Nelson
1979-4-9
4567
Nevada
Along Hwy. 49, 11 mi. N of Auburn
Comment
HSC33040
Fritillaria pluriflora
Thomas W. Nelson, James Nelson
1975-3-26
1773
Lake
200 m E of the Oasis Resort 13 mi. E of Clear Lake Oaks on Hwy. 20
Comment
HSC30177
Fritillaria purdyi
Thomas W. Nelson
1974-5-7
1232
Humboldt
Beside airstrip at Kneeland Prairie
Comment
HSC33036
Fritillaria purdyi
Thomas W. Nelson, Jane P. Nelson
1974-5-26
1295
Glenn
Just W of Telephone Camp, Mendocino National Forest
2104
Comment
HSC33266
Fritillaria purdyi
Thomas W. Nelson
1974-4-22
1230
Mendocino
Eden Valley east of Eden Valley ranch, beside Toney Creek
640
Comment
HSC32734
Fritillaria recurva
Thomas W. Nelson, Jane P. Nelson
1973-4-24
780
Mendocino
Beside jeep road to Roberts Lake, N of Eden Valley Ranch.
Comment
HSC47765
Fritillaria recurva
Thomas W. Nelson, J. P. Smith
1978-5-6
3992
Trinity
Blue Point
1555
Comment
HSC71806
Fritillaria recurva
Thomas W. Nelson, Jane P. Nelson
1980-6-27
5949
Humboldt
Along low ridge NE of small vernal pond at N base of Red Lassic
1677
Comment
OBI80352
Fumaria parviflora
Kristen M. Nelson
2013-2-16
27
San Luis Obispo
San Luis Obispo, on Long Street at Hind Lane. Vacant lot surrounded by commercial buildings.
40
Comment
HSC70005
Galium ambiguum
Thomas W. Nelson, Jane P. Nelson
1978-7-22
4450
Tehama
Along road to Handy Camp Gulch, 0.25 mi. E of Wells Creek
1372
Comment
HSC71844
Galium ambiguum
Thomas W. Nelson, Jane P. Nelson
1980-6-22
5850
Tehama
Shasta-Trinity National Forest, summit of Mt. Tedoc
1585
Comment
JEPS120223
Galium ambiguum
Julie Kierstead Nelson with Christy Wagner
2011-6-21
2011 -021
Trinity
At end of Forest Rd. 29N81A, west of Bramlet Road (Forest Road 30N29) south of HIghway 36W; 13 miles south of Hayfork.
Comment
HSC32861
Galium aparine
Thomas W. Nelson, James Nelson
1973-5-28
940
Humboldt
McKeown Ranch N of Dinsmore
Comment
HSC81605
Galium aparine
Thomas W. Nelson, Jane P. Nelson
1980-5-25
5261
Humboldt
Along road from Dinsmore to Anderson Crossing- McKeown Ranch Rd.- 0.5 mi. NW of McKeown house
823
Comment
HSC37894
Galium aparine
Thomas W. Nelson, J. P. Smith, Jane P. Nelson, James Nelson
1976-4-11
2294
Lake
Beside Hwy. 20, 1 mi. W of Upper Lake
Comment
HSC40190
Galium bolanderi
Thomas W. Nelson, Jane P. Nelson
1976-8-1
3152
Shasta
Along Hwy. 44, 2 mi. E of Shingletown
Comment
HSC68861
Galium bolanderi
Thomas W. Nelson, Jane P. Nelson
1980-6-22
5727
Trinity
Shasta-Trinity National Forest, along Hwy. 36 on ridge between Salt Creek and Muldoon Gulch, 2.5 mi. W of junction with FS Rd. 30
1311
Comment
HSC82012
Galium bolanderi
Thomas W. Nelson, Jane P. Nelson
1979-6-15
4841
Trinity
Mouth of Bear Creek
915
Comment
HSC41599
Galium bolanderi
Thomas W. Nelson, Jane P. Nelson
1977-8-6
3705
Humboldt
Above Alder Springs
1555
Comment
UC671978
Galium californicum subsp. californicum
Evelyn Hart Nelson
1940-5-18
102
Santa Clara
Loma Prieta Santa Cruz Mountains (fire trail)
1051
Comment
JEPS123413
Galium glabrescens
Julie Kierstead Nelson with Marie Buell
2015-7-15
2015 -083
Trinity
Yolla Bolly Wilderness; near open ridgetop 1/4 mile SE of Black Rock.
Comment
HSC38059
Galium parisiense
Thomas W. Nelson, Jane P. Nelson
1976-5-10
2466
Butte
Beside SR 191 just N of its junction with SR 70
Comment
HSC32672
Galium porrigens var. porrigens
Thomas W. Nelson, Jane P. Nelson
1973-4-22
736
Mendocino
Above the road to Eden Valley, 2 mi. E of the summit
Comment
HSC34701
Galium porrigens var. porrigens
Thomas W. Nelson
1974-8-24
1702
Humboldt
Weitchpec, under highway bridge over Klamath River
Comment
HSC35589
Galium porrigens var. porrigens
Thomas W. Nelson
1974-4-22
1204
Marin
Lake Nicascio
Comment
HSC82477
Galium serpenticum subsp. scotticum
Thomas W. Nelson, Jane P. Nelson
1979-6-15
4797
Siskiyou
Along road to Carmen Lake, 0.6 mi. from junction with State Route.
1646
Comment
HSC41593
Galium triflorum
Thomas W. Nelson, Jane P. Nelson
1977-7-4
3597
Humboldt
N of pond above Alder Springs
Comment
HSC41594
Galium triflorum
Thomas W. Nelson, Jane P. Nelson
1977-7-1
3554
Humboldt
1494
Comment
HSC37838
Garrya buxifolia
Thomas W. Nelson, Jane P. Nelson
1976-2-21
2246
Humboldt
Beside the Hoopa-Redwood Valley Rd. ca. 5 mi. W of Hoopa
Comment
HSC38149
Garrya congdonii
Thomas W. Nelson, J. P. Smith, Jane P. Nelson, James Nelson
1976-4-12
2346
Napa
Along Morgan Valley Rd., 0.5 mi. from Lake Co. line
Comment
HSC82316
Garrya congdonii
Thomas W. Nelson, Jane P. Nelson
1978-4-1
3844
Lake
E side of Walker Ridge, 0.25 mi. N of junction with Hwy. 20
Comment
CHSC24704
Garrya elliptica
J. R. Nelson
1976-4-11
13
Mendocino
200 m nnw from base of hwy bridge on hwy 1, in Albion.
7
Comment
HSC33216
Garrya elliptica
Thomas W. Nelson
1974-4-22
1211
Marin
N side of Mt. Tamalpais
Comment
HSC33149
Garrya fremontii
Thomas W. Nelson, J. Cole, Brad Klipfel
1974-5-8
1247
Humboldt
Horse Mtn. area, E of microwave tower
1220
Comment
HSC37819
Garrya fremontii
Thomas W. Nelson, Jane P. Nelson
1976-2-7
2260
Trinity
Pigeon Point, above Trinity River
Comment
HSC40855
Garrya fremontii
Thomas W. Nelson
1976-7-9
2992
Humboldt
Ridge S of the E peak of the Lassic Peak (Signal peak) group.
1707
Comment
RSA273408
Garrya fremontii
Thomas W. Nelson, Jane P. Nelson
1976-6-10
2679
Trinity
Above Senteney Rock.
1555
Comment
HSC81927
Gaultheria shallon
Thomas W. Nelson, Jane P. Nelson
1979-7-3
4952
Humboldt
Along road to Joe Losey property at junction of Kneeland and Maple Creek Rds.
610
Comment
HSC41646
Gayophytum heterozygum
Thomas W. Nelson, Jane P. Nelson
1977-7-30
3655
Trinity
Along headwaters of S Fork of Black Lassic Creek just SE of Red Lassic
1585
Comment
HSC35929
Gayophytum humile
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-6-20
1974
Trinity
Near S end of road out Swayback Ridge
Comment
HSC81905
Gayophytum humile
Thomas W. Nelson
1979-7-11
4993
Humboldt
N Trinity Mtn. and ridge to E.
1829
Comment
CAS-BOT-BC208036
Genista monspessulana
Aven Nelson; Ruth A. Nelson
1933-5-15
580
Humboldt
Redwood highway near Crescent City
Comment
CHSC32700
Gentiana calycosa
Thomas Nelson; Jane Nelson
1977-7-30
3660
Trinity
The Lassics. Bog along the north side of Mule Ridge.
1524
Comment
JEPS97185
Gentiana calycosa
Julie Kierstead Nelson with Maria Ulloa-Cruz
1995-8-22
95058
Siskiyou
1 1/2 mi W of The Eddys (on Parks Creek Road (Rd. 17); W slope of Parks Creek drainage); Shasta-Trinity National Forests, Mt. Shasta Ranger District
1737
Comment
HSC22015
Gentiana sceptrum
Thomas W. Nelson
1970-10-17
237
Humboldt
Big Lagoon
Comment
UC880037
Gilia cana subsp. triceps
Aven Nelson, Ruth A. Nelson
1939-4-2
3380
San Bernardino
between Silurian Lake and Shoshone (State Highway 127); betw Silurian Lake Shoshone
Comment
HSC67204
Gilia capitata
Thomas W. Nelson, Jane P. Nelson
1980-6-16
5455
Trinity
Shasta-Trinity National Forest, just N of Philpot Campground
793
Comment
HSC68667
Gilia capitata
Thomas W. Nelson, Jane P. Nelson
1980-6-17
5537
Trinity
Shasta-Trinity National Forest, along FS Rd. 1N12, 1.1 mi. from junction with FS Rd. 2N07
1006
Comment
HSC68687
Gilia capitata
Thomas W. Nelson, Jane P. Nelson
1980-6-18
5589
Trinity
Shasta-Trinity National Forest, along FS Rd. 1N10, 1 mi. from junction with FS Rd. 2N07
1372
Comment
HSC68888
Gilia capitata
Thomas W. Nelson, Jane P. Nelson
1980-6-19
5661
Trinity
Shasta-Trinity National Forest, along FS Rd. 29N59, 0.5 mi. E of junction with FS Rd. 30N29, Rattlesnake Ridge
1433
Comment
HSC71294
Gilia capitata
Thomas W. Nelson, Jane P. Nelson
1979-4-13
4632
Glenn
Along FS Rd. 18N01 at junction with County Rd.
Comment
HSC37974
Gilia tricolor
Thomas W. Nelson, J. P. Smith, Jane P. Nelson, James Nelson
1976-4-12
2321
Lake
Along Morgan Valley Rd., 2 mi. W of Napa county line
732
Comment
CAS-BOT-BC108926
Gilmania luteola
Aven Nelson; Ruth A. Nelson
1939-4-4
3443
Inyo
South of Furnace Creek Ranch, Death Valley.
Comment
HSC40385
Glyceria striata
Thomas W. Nelson, James Nelson
1976-7-28
3078
Humboldt
W of Alder Springs.
1524
Comment
HSC82197
Gnaphalium palustre
Thomas W. Nelson, Jane P. Nelson
1980-7-6
6052
Lassen
Along Ash Creek at Ash Creek Campground
1494
Comment
GH376512
Grayia spinosa
A. Nelson & R. A. Nelson
1939-4-4
3427
Unknown
Near Leadfield, on the California-Nevada line
Comment
UC1543105
Grindelia hirsutula
Donald G. Nelson
1935-6-27
333
Orange
on bluffs facing ocean beaches s Corona del Mar (s of mouth of Newport Bay)
Comment
UC1969779
Grindelia hirsutula
Donald G. Nelson
1937-7-10
534
Marin
Point Reyes, on north sloping bank just west of Pt. Reyes Lighthouse, and above the bird rocks.
Comment
HSC35987
Grindelia hirsutula
Thomas W. Nelson, James Nelson
1975-8-20
2185
Merced
Around Lake Yosemite
Comment
HSC41195
Hackelia bella
Thomas W. Nelson, Jane P. Nelson
1977-7-1
3575
Trinity
Along Mule Ridge
1555
Comment
CAS-BOT-BC419705
Hackelia californica
J. K. Nelson
2010-9-4
2010 -030
Siskiyou
South slope of Mt. Shasta
1325
Comment
CAS-BOT-BC7470
Harmonia doris-nilesiae
T. W. Nelson; B. Williams
1983-6-14
7422
Trinity
Along Forest Service road 1N40, 0.25 mil E of junction with road 1N35.
1097
Comment
CHSC35539
Harmonia stebbinsii
Thomas W. Nelson; Jane P. Nelson
1980-6-22
5746
Trinity
Shasta-Trinity National Forest. Along road 29N28 7 miles south of junction with State Route 36 and 1 mile from Goat Camp.
1371
Comment
JEPS120239
Harmonia stebbinsii
Julie Kierstead Nelson with Talitha Derksen
2011-6-9
2011 -005
Shasta
North slope of Middle Fork Beegum Creek, south of Hwy. 36, Road 28N07 past Seeliger Ranch, ca. 35 miles west-northwest of Red Bluff.
Comment
UC1484502
Harmonia stebbinsii
Thomas W. Nelson and Jane P. Nelson
1978-6-23
4337
Trinity
along Forest Service Rd. to Hell to Find Lake; Dubakella Mountain Quad; Dubakella Mt., along Forest Service Road to Hell to Find Lake, Trinity Co.
1158
Comment
HSC81942
Hastingsia alba
Thomas W. Nelson, Jane P. Nelson
1979-6-25
4878
Tehama
Along road from Tedoc Gap to Wells Creek 0.5 miles from Tedoc Gap.
1646
Comment
HSC70083
Hastingsia serpentinicola
Thomas W. Nelson, Jane P. Nelson
1978-6-22
4262
Trinity
Along old Hwy. 3, near junction with road to Philpot Campground
762
Comment
HSC96649
Hastingsia serpentinicola
Thomas W. Nelson, Sydney Carothers
2003-6-20
9161
Del Norte
Along Wimer Rd., 19.3 mi. from junction with N Bank Rd.
755
Comment
CHSC118632
Hastingsia serpentinicola
Julie Kierstead Nelson; Martin Lenz, Rhonda Posey, Brenna Montagne
2016-6-9
2016 -007
Siskiyou
Lower Parks Creek watershed, E Klamath Range; along Forest Service Road 42N19, 3 miles northwest of Stewart Springs; UTM NAD 83 Zone 10, 539582m E, 4586490m N.
1371
Comment
HSC25943
Helenium puberulum
Thomas W. Nelson
1970-10-31
293
Humboldt
Eel River near N end of the Scotia Bluff.
Comment
HSC103526
Helianthella californica var. californica
Thomas W. Nelson, Jane Nelson
1981-5-23
6493
Trinity
Shasta-Trinity National Forest; along Forest Service Rd. 38N24, .5 mi. E of junction with State Route 3
854
Comment
HSC103499
Helianthella californica var. shastensis
Thomas W. Nelson, Jane Nelson
1985-6-19
Siskiyou
In and about Scott Mountain Campground.
1646
Comment
HSC103638
Helianthella californica var. shastensis
Thomas W. Nelson, Jane Nelson
1985-6-19
7819
Siskiyou
In and about Scott Mountain Campground.
1646
Comment
HSC35849
Heliotropium curassavicum var. oculatum
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-8-19
2162
Ventura
Ventura
Comment
HSC33120
Hemizonella minima
Thomas W. Nelson, Jane P. Nelson
1974-5-26
1298
Glenn
Just W of Telephone Camp, Mendocino National Forest
2104
Comment
HSC40031
Hemizonella minima
Thomas W. Nelson, Jane P. Nelson
1976-6-22
2879
Humboldt
On SW-facing slope at Goat Mtn. lookout
1666
Comment
HSC44129
Hemizonella minima
Thomas W. Nelson, Jane P. Nelson
1977-7-4
3608
Humboldt
Along road N from Alder Spring
1555
Comment
CAS-BOT-BC306104
Hemizonia congesta subsp. clevelandii
Thomas W. Nelson; Jane P. Nelson
1980-6-26
5912
Mendocino
North Coast Ranges. Along Forest Service road M-1 2.5 miles west of bridge over Black Butte River
701
Comment
HSC103461
Hemizonia congesta subsp. clevelandii
Thomas W. Nelson
2005-6-10
9362
Trinity
Along Friday Ridge Road, 7 mi. from jct. with Hwy. 299, at jct. with Forest Service Rd. 6N33.
320
Comment
POM360345
Hemizonia congesta subsp. luzulifolia
Thomas W. Nelson, Jane P. Nelson
1978-8-12
4553
Trinity
Along State Route 3, 2.5 miles E of junction with State Route 299.
Comment
CAS-BOT-BC309998
Hemizonia congesta subsp. tracyi
Thomas Nelson; Jane Nelson; James Nelson
1975-6-21
1950
Humboldt
Beside highway 36 ca. 5 mi. east of Bridgeville
Comment
CAS-BOT-BC310013
Hemizonia congesta subsp. tracyi
Thomas W. Nelson; Jane P. Nelson
1980-6-26
5926
Trinity
Along Covelo-Zenia Road ca. 1.5 miles south of Lake Mountain Ranch
822
Comment
JEPS81074
Hemizonia congesta subsp. tracyi
Thomas W. Nelson and Jane P. Nelson
1980-6-26
5926
Trinity
ca. 1.5 mi s of Lake Mountain Ranch; Kettenpaum Quad. Covelo-Zenia Road
822
Comment
RSA254780
Hemizonia tracyi
Thomas W. Nelson
1973-5-28
967
Humboldt
McKeown Ranch north of Dinsmore.
Comment
HSC38216
Hesperocyparis macnabiana
Thomas W. Nelson, J. P. Smith, Jane P. Nelson, James Nelson
1976-4-12
2343
Napa
Along Morgan Valley Rd., 0.5 mi. from Lake Co. line
Comment
HSC69912
Hesperocyparis macnabiana
Thomas W. Nelson, Jane P. Nelson
1978-4-2
3875
Lake
Along Walker Ridge Rd., 6 mi. N of junction with Hwy. 20
Comment
HSC32718
Hesperocyparis sargentii
Thomas W. Nelson, Jane P. Nelson
1973-4-24
785
Mendocino
Beside jeep road to Roberts Lake, N of Eden Valley Ranch.
Comment
HSC103328
Hesperolinon disjunctum
Thomas W. Nelson, Jane Nelson
1982-5-29
6953
Glenn
Along Forest Service Rd. 18N30 to Black Diamond Mtn., 2.5 mi. from junction with county road north of Stonyford
Comment
HSC103533
Hesperolinon disjunctum
Thomas W. Nelson, Jane Nelson
1986-5-25
8093
Colusa
Along Forest Service Rd. 18N03, just west of Fouts Spring Campground
152
Comment
HSC72230
Hesperolinon micranthum
Thomas W. Nelson, Jane Nelson
1980-6-23
5860
Tehama
Along Pettyjohn Rd., 0.5 mi. E of junction with road to Saddle Camp
915
Comment
HSC25982
Heterotheca oregona var. rudis
Thomas W. Nelson
1970-9-3
233
Humboldt
Mad River.
Comment
HSC26902
Heterotheca oregona var. rudis
Thomas W. Nelson
1973-7-28
1101
Humboldt
Mad River at Blue Lake
Comment
HSC48057
Heuchera micrantha
Thomas W. Nelson
1978-4-28
3892
Del Norte
Above Hwy. 199, .5 mi. NE of Myrtle Creek.
Comment
HSC71159
Heuchera micrantha
Thomas W. Nelson
1977-6-15
3423
Humboldt
Along USFS Rd. 5N10 just N of its junction with USFS Rd. 6N08
1372
Comment
HSC32557
Hieracium albiflorum
Thomas W. Nelson
1973-7-10
1049
Trinity
Along Mule Ridge SE of Red Lassic
Comment
UC671965
Hieracium albiflorum
Evelyn Hart Nelson
1940-6-19
137
Santa Clara
Loma Prieta Santa Cruz Mountains, Loma Prieta
981
Comment
HSC40832
Hieracium albiflorum
Thomas W. Nelson, James Nelson
1976-7-26
3030
Trinity
Below 1S07 NE of Red Lassic
1677
Comment
RSA258837
Hieracium albiflorum
Thomas W. Nelson
1973-7-10
1044
Trinity
Along Mule Ridge south-east of Red Lassic.
Comment
HSC103617
Hieracium horridum
Thomas W. Nelson, Jane Nelson
1985-8-10
8020
Lassen
Along west side of Silver Lake.
1829
Comment
RSA653309
Hirschfeldia incana
Beth Nelson
1991-4-20
3
San Bernardino
San Bernardino National Forest. North of Fontana, 15 freeway, NE exit Sierra Ave. left, (Sierra Av. turns into Lytle Creek Rd.) continue 1.6 mi. Turn left on San Savaine Rd.
Comment
CAS-BOT-BC207511
Hoffmannseggia glauca
Aven Nelson; Ruth Nelson
1939-3-30
3344
Riverside
Hiway 70, between Mecca and Blythe
Comment
CAS-BOT-BC207559
Hoffmannseggia microphylla
Aven Nelson; Ruth Nelson
1939-3-28
3310
Riverside
In the road-side swales, between Mecca and Hidden Springs
Comment
UC1618008
Hoita macrostachya
Donald G. Nelson
1940-8-7
698
Napa
between Napa and Wooden Valley (n. slopes of George Mt. along Sarco Creek); George Mt., Sarco Creek
152
Comment
UC671875
Hoita strobilina
Evelyn Hart Nelson
1940-6-6
54
Santa Clara
Loma Prieta Santa Cruz Mountains (spring)
975
Comment
HSC35985
Holocarpha heermannii
Thomas W. Nelson, Jane P. Nelson
1975-8-20
2183
Merced
Around Lake Yosemite
Comment
HSC34737
Holodiscus discolor
Thomas W. Nelson
1974-7-20
1678
Trinity
Black Lassic Area
1799
Comment
HSC40499
Holodiscus discolor
Thomas W. Nelson, James Nelson
1976-7-26
3043
Humboldt
E side of middle peak of Mount Lassic group, Signal Peak
1738
Comment
HSC81976
Hordeum brachyantherum
Thomas W. Nelson, Jane P. Nelson
1979-6-16
4863
Siskiyou
Above Mule Creek, along Hwy. 3, 4.4 mi. N of Scott Mtn. Summit
1220
Comment
HSC32843
Hordeum marinum subsp. gussoneanum
Thomas W. Nelson, D. E. Anderson
1973-5-6
860
Mendocino
Along Jeep-road to Roberts Lake N of Eden Valley
701
Comment
HSC40323
Hordeum marinum subsp. gussoneanum
Thomas W. Nelson, James Nelson
1976-6-22
2780
Trinity
Below Senteney Rock
1433
Comment
RSA254801
Hordeum marinum subsp. gussoneanum
Thomas W. Nelson, D. E. Anderson
1973-3-6
860
Mendocino
along jeep-road to Roberts Lake north of Eden Valley Ranch
701
Comment
JEPS102926
Horkelia daucifolia
Thomas W. Nelson and Jane P. Nelson
1983-7-29
7563
Trinity
2 mi from on FS rd 38N15 Ramshorn Creek Bridge
1158
Comment
JEPS121710
Horkelia daucifolia var. daucifolia
Julie Kierstead Nelson
2014-5-29
2011 -035
Siskiyou
The Eddys, eastern Klamath Range, just off Parks Creek Road (42N17) in disturbed area near junction with 42N19, 7 miles west of the town of Weed.
Comment
HSC103463
Horkelia sericata
Thomas W. Nelson, Jane Nelson
1988-6-29
8716
Del Norte
Along French Hill Rd., 4 mi. from junction with State Route 199
549
Comment
HSC69656
Horkelia sericata
Thomas W. Nelson
1978-6-14
4167
Del Norte
Along French Hill Rd., 2.4 mi. from junction with Hwy. 199
Comment
HSC96009
Horkelia sericata
Thomas W. Nelson, Sydney Carothers
2002-6-24
9107
Del Norte
Along Holiday Rd. at mile post 4.2 at junction with Elk Camp Ridge Trail head
838
Comment
RSA296747
Horkelia sericata
Thomas W. Nelson
1978-6-14
4167
Del Norte
Along French Hill road, 2.4 miles from jct. with St. Route 199.
Comment
JEPS102922
Horkelia tridentata subsp. flavescens
Thomas W. Nelson and Jane P. Nelson
1983-7-29
7527
Siskiyou
Scott Mountain Summit campground; Scott Mountain
1645
Comment
JEPS102923
Horkelia tridentata subsp. flavescens
Thomas W. Nelson and Jane P. Nelson
1987-6-11
8610
Humboldt
8.5 mi E of junction with SR 96 Big Hill Rd
Comment
HSC40602
Horkelia tridentata var. flavescens
Thomas W. Nelson, James Nelson
1976-6-22
2821
Trinity
Below Senteney Rock
1433
Comment
HSC68734
Horkelia tridentata var. flavescens
Thomas W. Nelson, Jane P. Nelson
1980-6-22
5752
Trinity
Shasta-Trinity National Forest, along FS Rd. 29N28, 7 mi. S of junction with Hwy. 36, 1 mi. N of Goat Camp
1372
Comment
HSC82020
Horkelia tridentata var. flavescens
Thomas W. Nelson, James Nelson
1980-6-10
5397
Humboldt
Along Swayback Ridge 4-wheel drive road, 1.25 mi. S of junction with Forest Service road.
1494
Comment
HSC82525
Horkelia tridentata var. flavescens
Thomas W. Nelson, Jane P. Nelson
1979-6-15
4829
Trinity
Mouth of Bear Creek
915
Comment
CAS-BOT-BC203390
Horsfordia newberryi
Aven Nelson; Ruth Nelson
1939-3-25
3375
San Diego
On the trail to the Palms, in Borego [Borrego] Desert State Park
Comment
HSC44374
Hosackia crassifolia
Thomas W. Nelson, Jane P. Nelson
1977-7-4
3614
Humboldt
Along road N of Alder Springs.
1524
Comment
HSC96156
Hosackia crassifolia var. crassifolia
Thomas W. Nelson, Jane P. Nelson
1987-6-11
8531
Humboldt
Along F.S. Rd. 13N01, 18 mi. from junction with State Route 96
1067
Comment
HSC44301
Hosackia oblongifolia var. oblongifolia
Thomas W. Nelson, Jane P. Nelson
1977-7-30
3644
Trinity
Along S side of ridge between the forks of Black Lassic Creek.
1646
Comment
HSC36320
Hosackia oblongifolia var. oblongifolia
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-6-20
1913
Humboldt
USFS Rd. 2S08 to Pine Mtn.
Comment
HSC40128
Hosackia oblongifolia var. oblongifolia
Thomas W. Nelson, James Nelson
1976-7-28
3077
Humboldt
Beside rd. to Pine Mtn.
1524
Comment
HSC81896
Hosackia oblongifolia var. oblongifolia
Thomas W. Nelson, Jane P. Nelson
1979-7-7
4975
Trinity
Wet soil along Davis Creek, W side of Hwy. 3.
793
Comment
HSC82527
Hypericum concinnum
Thomas W. Nelson, Jane Nelson
1980-6-24
5883
Lake
FS Rd. 17N16, 1.6 mi. E of Bear Creek Ranger Station
823
Comment
UC1193381
Hypericum perforatum
R. E. Nelson
1949-8-12
98
Mendocino
4 mi. n.w. Philo (both sides of hwy.); Quad. 46C3
213
Comment
HSC26660
Hypochaeris glabra
Thomas W. Nelson
1972-11-25
705
Placer
Del Oro Rd. near Roseville
Comment
HSC38134
Hypochaeris glabra
Thomas W. Nelson, J. P. Smith, Jane P. Nelson, James Nelson
1976-4-13
2357
Lake
Along Bartlet Springs Rd., 0.6 mi. from its junction with Hwy. 20
Comment
HSC39640
Hypochaeris glabra
Thomas W. Nelson, Jane P. Nelson, James Nelson
1976-4-12
2307
Lake
Beside Morgan Valley Rd., 7.8 mi. from Lower Lake
640
Comment
RSA254791
Iris douglasiana
Thomas W. Nelson
1974-5-7
1240
Humboldt
Beside the old Kneeland Rd.
Comment
HSC32712
Iris macrosiphon
Thomas W. Nelson, Jane P. Nelson
1973-4-24
777
Mendocino
Beside jeep road to Roberts Lake N of Eden Valley Ranch
Comment
HSC32881
Iris macrosiphon
Thomas W. Nelson, D. E. Anderson
1973-5-6
905
Mendocino
Along the road to Eden Valley, W side of summit
Comment
HSC67356
Iris macrosiphon
Thomas W. Nelson, Jane P. Nelson
1980-5-25
5304
Trinity
Six Rivers National Forest, along E side of Red Mtn.
1159
Comment
HSC69933
Iris macrosiphon
Thomas W. Nelson, J. O. Sawyer
1978-6-9
4128
Trinity
Red Mtn.
1250
Comment
HSC36632
Iris macrosiphon
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-6-14
1909
Trinity
Junction of County Rd. and FS Rd. 1S07
Comment
HSC44159
Iris purdyi
Thomas W. Nelson, Jane P. Nelson
1977-6-19
3515
Humboldt
SW of Alder Springs along Rd. 2S08
1463
Comment
HSC82347
Iris purdyi
Thomas W. Nelson, J. O. Sawyer
1977-5-1
3377
Mendocino
Along Mail Ridge Rd., 10 mi. N of junction with Hwy. 101
Comment
HSC34873
Iris purdyi
Thomas W. Nelson, James Nelson
1975-5-5
1780
Humboldt
Beside Hwy. 101, 4 mi. S of Salmon Creek bridge
Comment
HSC36790
Iris purdyi
Thomas W. Nelson, James Nelson, Jane P. Nelson
1975-7-20
2052
Humboldt
Beside FS Rd. 2S08 to Pine Mtn.
Comment
HSC33415
Iris tenuissima
Thomas W. Nelson
1974-5-30
1347
Humboldt
Along Hoopa-Redwood Valley Rd.
Comment
HSC35034
Iris tenuissima
Thomas W. Nelson, James Nelson
1975-5-24
1856
Humboldt
McKeown Ranch, N of Dinsmore
Comment
HSC69956
Iris tenuissima
Thomas W. Nelson, Jane P. Nelson
1978-6-22
4299
Trinity
Along branch road off Dubakella Rd. 2 mi. from junction with Red Mtn. Motorway, SW of S Dubakella.
1555
Comment
SEINET3875940
Iris tenuissima
Thomas Nelson, James Nelson
1973-5-28
935
Humboldt
Mckeown Ranch north of Dinsmore.; 0
Comment
HSC70960
Iris tenuissima
Thomas W. Nelson
1977-6-15
3435
Humboldt
Along FS Rd. 5N10 just N of junction with FS Rd. 6N01
1463
Comment
HSC81880
Iris tenuissima
Thomas W. Nelson, Dave Gordan
1980-5-7
5168
Trinity
E side of Vista Lane, 5 mi. N of junction with Highland Dr., 3 mi. N of Hyampom Rd.
671
Comment
HSC92757
Isolepis carinata
Thomas W. Nelson, Jane P. Nelson
1982-4-24
6774
Mendocino
0.5 mi. S of Manchester, along W side of Hwy. 1
76
Comment
UC500547
Isomeris arborea
Aven Nelson
1930-3-1
11168 a
Riverside
n of Palm Springs
Comment
CAS-BOT-BC123376
Ivesia paniculata
T. W. Nelson; J. P. Nelson
1980-7-6
5984
Lassen
Ash Valley along Adin-Madeline Rd. 16 miles E of Adin.
1554
Comment
JEPS87553
Juncus
Thomas Nelson and Jane Nelson
1978-6-21
4215
Trinity
100 m abobe mouth of Indian Creek; Flood plainb of Trinity River
487
Comment
CHSC105701
Juncus capitatus
Julie Kierstead Nelson
2006-5-10
2006 -009
Shasta
Floodplain of Stillwater Creek, Encanto Way, 8 miles NE of Redding.
182
Comment
JEPS102928
Juncus capitatus
Thomas W. Nelson and Jane P. Nelson
1982-4-24
6776
Mendocino
1/2 mi S of Manchester
76
Comment
HSC71130
Juncus confusus
Thomas W. Nelson, Jane P. Nelson, J. P. Smith
1978-7-24
4498
Siskiyou
Along W side of Hwy. 3, just N of Scott Mtn. Summit
1616
Comment
HSC44302
Juncus confusus
Thomas W. Nelson
1976-7-9
3009
Humboldt
S of Mtn. Lassic, (Signal Peak).
1707
Comment
HSC69992
Juncus dudleyi
Thomas W. Nelson, Jane Nelson
1978-6-21
4211
Trinity
Along Trinity River flood plain, 100 m above the mouth of Indian Creek.
488
Comment
HSC34710
Juncus effusus subsp. pacificus
Thomas W. Nelson
1974-7-20
1695
Humboldt
McKeown Ranch N of Dinsmore
Comment
HSC99805
Juncus effusus subsp. pacificus
Thomas W. Nelson
1975-9-24
2202
Humboldt
Beside Indianola Rd., 0.5 mi. E of junction with Hwy. 101
Comment
HSC82406
Juncus ensifolius
Thomas W. Nelson, Jane Nelson
1979-6-14
4755
Trinity
Along Trinity River and old Hwy. 3, N of Eagle Creek Campground
823
Comment
HSC44316
Juncus ensifolius
Thomas W. Nelson, Jane Nelson
1977-9-3
3733
Humboldt
Logging road to Pine Mtn., E of Pine Mtn.
1463
Comment
HSC40186
Juncus nevadensis
Thomas W. Nelson, Jane Nelson
1976-8-1
3144
Shasta
Lassen Volcanic National Park, along Kings Creek at lower end of Kings Creek Meadow
Comment
HSC82380
Juncus nevadensis var. nevadensis
Thomas W. Nelson, Jane Nelson, J. P. Smith
1978-7-24
4534
Siskiyou
Siskiyou-Trinity County line, head of Scott Mtn. Creek, S of Forest Service campground
1646
Comment
CHSC24161
Juniperus californica
J. R. Nelson
1976-3-6
15
Tehama
7 mi w of Paskenta on Covelo Rd.
304
Comment
UC1543056
Juniperus californica
Donald G. Nelson
1936-5-22
400
Riverside
near base Santa Rosa Mountains (Ribbon Wood Camp, Pines to Palms Highway, on trail down to stream in Palm Springs Canyon, along trail to Palm Canyon from Ribbon Wood Camp)
Comment
RSA258849
Juniperus occidentalis var. occidentalis
Thomas W. Nelson, Jane P. Nelson
1974-4-8
1141
Lake
ca. 200 m. east of Oasis Resort 13 mi. east of Clear Lake Oaks along Hwy 20.
Comment
UC724194
Juniperus osteosperma
Aven and Ruth Nelson
1939-4-1
3377
San Bernardino
between Goffs and Ivanpah; New York Mts.
Comment
UC700978
Justicia californica
Aven and Ruth Nelson
1939-3-22
3219
Riverside
Palm Springs
Comment
HSC82411
Kalmia polifolia
Thomas W. Nelson
1979-7-11
5018
Humboldt
N Trinity Mtn. and ridge to E.
1829
Comment
HSC33274
Keckiella corymbosa
Thomas W. Nelson
1973-8-19
1107
Trinity
Black Lassic area
1799
Comment
HSC40145
Keckiella corymbosa
Thomas W. Nelson, James Nelson
1976-10-25
3274
Trinity
Along W side of Red Lassic
1707
Comment
HSC36460
Keckiella lemmonii
Thomas W. Nelson, B. Reinhardt
1975-7-30
2108
Humboldt
Beside Rd. out Whiting Ridge
Comment
HSC36802
Kelloggia galioides
Thomas W. Nelson
1975-7-20
2065
Trinity
Black Lassic area, E side
1799
Comment
HSC97687
Kelloggia galioides
Thomas W. Nelson, Jane Nelson
2006-7-1
9446
Siskiyou
Along FS Rd. 4319, Military Pass Rd., the Whaleback
1392
Comment
HSC69688
Koeleria macrantha
Thomas W. Nelson
1978-6-9
4108
Trinity
Along Forest Rd. 27N02, ca. 1.5 mi. S of Jct. with county road at Three Forks of Mad River.
Comment
CAS-BOT-BC43761
Krameria erecta
Aven Nelson; Ruth A. Nelson
1939-3-25
3249 a
San Diego
Borago Desert
Comment
CHSC78093
Kumlienia hystricula
Terry Nelson
1998-4-18
240 -4
Shasta
Near Ash Creek 7 mi ne of Cottonwood. 1 mi e of the Sacramento River and 30 yds. s of Ash Creek.
131
Comment
HSC41117
Lagophylla ramosissima
Thomas W. Nelson, Jane P. Nelson, James Nelson
1976-8-29
3251
Modoc
Modoc National Forest: along Hwy. 299 just NW of Adin Pass
1524
Comment
UCD133628
Lagophylla ramosissima
Lori R. Nelson
1976-1
10
Solano
open level area on Putah Creek road, 3.6 miles southwest of Winters.
Comment
HSC26842
Lamium amplexicaule
Thomas W. Nelson
1971-1-8
323
Humboldt
Ferndale next to Co. Fair Grounds
Comment
UC700954
Langloisia setosissima subsp. setosissima
Aven and Ruth Nelson
1939-3-29
3323
Riverside
ner the Palm grove Hidden Springs
Comment Read comments Apr 17 2011
UC724320
Langloisia setosissima subsp. setosissima
Aven and Ruth Nelson
1939-3-29
3323
Riverside
ner the Palm grove Hidden Springs
Comment
HSC82242
Lasthenia californica
Thomas W. Nelson
1979-4-10
4588
Placer
Along W side of Sierra College Blvd. between I-80 and Douglas Blvd.
Comment
CAS-BOT-BC123327
Lathyrus biflorus
T. W. Nelson; James L. Nelson
1980-6-10
5432
Humboldt
Blocksburg Quadrangle. NE slope of Red Mountain.
1371
Comment
HSC87151
Lathyrus biflorus
Thomas W. Nelson, James Nelson
1980-6-10
5432
Humboldt
NE slope of Red Mtn.
1372
Comment
HSC69723
Lathyrus delnorticus
Thomas W. Nelson
1978-6-14
4172
Del Norte
Along French Hill Road, 8.7 miles from jct. with Hwy 199.
Comment
SFV18610
Lathyrus delnorticus
T. W. Nelson, J. P. Nelson
1987-5-24
8493
Del Norte
Along road 305 (Low Divide Road), 6.5 miles north of junction with North Bank Road.
640
Comment
HSC103339
Lathyrus lanszwertii var. tracyi
Thomas W. Nelson, Jane Nelson
1982-5-15
6837
Trinity
In and about Big Bar Campground
457
Comment
HSC48069
Lathyrus littoralis
Thomas W. Nelson
1978-4-23
3878
Humboldt
NW of Samoa
Comment
CHSC860
Lathyrus nevadensis
L. Nelson
1935-4-27
Butte
Deer Creek Canyon.
914
Comment
HSC97088
Lathyrus polyphyllus
Thomas W. Nelson, Sydney Carothers
2006-5-19
9405
Trinity
Along Forest Service Rd. On wet road cut. 21 miles from junction with State Rte. 36.
1102
Comment
JEPS120187
Lathyrus polyphyllus
Julie Kierstead Nelson
2011-6-16
2011 -10
Trinity
Highway 36W intersection with Wildwood Road.
Comment
CHSC862
Lathyrus splendens
L. Nelson
1935-4-17
San Diego
Cuyamaca pass.
1524
Comment
HSC26250
Lathyrus vestitus subsp. bolanderi
Thomas W. Nelson
1972-11-2
700
Humboldt
Hwy. 36, 5 mi. W of Dinsmore.
Comment
HSC103337
Lathyrus vestitus var. ochropetalus
Thomas W. Nelson, Jane Nelson
1983-6-12
7413
Humboldt
Along Kneeland Rd., ~ .5 mi. SE of junction with Maple Creek Rd.
671
Comment
HSC103356
Lathyrus vestitus var. vestitus
Thomas W. Nelson, Jane Nelson
1981-4-16
6419
Colusa
Along Bartlet Springs-Bear Valley Rd., ~ 100 yds. from Bear Valley
610
Comment
CAS-BOT-BC323260
Layia chrysanthemoides
Thomas W. Nelson; Jane P. Nelson
1980-5-3
5125
Sonoma
Along Roberts Rd ca 100 m past bridge over Copeland Creek, E of Rhonert Park
60
Comment
HSC33192
Layia chrysanthemoides
Thomas W. Nelson
1974-4-21
1191
Mendocino
Hills W of Eden Valley Ranch
Comment
HSC32733
Layia chrysanthemoides
Thomas W. Nelson, Jane P. Nelson
1973-4-23
761
Mendocino
E of Eden Valley Ranch along Toney Creek
640
Comment
HSC82231
Layia fremontii
Thomas W. Nelson
1979-4-10
4591
Placer
Along W side of Sierra College Blvd. between I-80 and Douglas Blvd.
Comment
RSA258847
Layia septentrionalis
Thomas W. Nelson, Nelson
1974-4-9
1164
Lake
Along Hwy 20 between Lucerne and Clear Lake Oaks
Comment
JEPS117866
Ledum glandulosum
Julie Kierstead Nelson
2006-11-8
2006 -44
Shasta
Bully Hill Mine, north side of Shasta Lake at confluence of Squaw Creek and Pit River arms
365
Comment
UC671997
Lepechinia calycina
Evelyn Hart Nelson
1939-7-29
10
Santa Clara
Loma Prieta, Santa Cruz Mountains
1160
Comment
HSC33424
Lepidium campestre
Thomas W. Nelson, James Nelson
1974-6-17
1376
Placer
Dollar Point overlooking Lake Tahoe, N of Tahoe City
1585
Comment
CHSC110641
Lepidium campestre
Julie Kierstead Nelson; Wendy Boes
2012-8-2
2012 -072
Trinity
South Fork Mountain ca 4 miles N of Hwy. 36; vernally wet spot by main ridge road 4N12; where cows congregate.
1493
Comment
HSC26268
Lepidium campestre
Thomas W. Nelson
1971-5-31
446
Humboldt
Beside Hwy. 36 at Dinsmore
Comment
CAS-BOT-BC89285
Lepidium flavum
Aven Nelson; Ruth A. Nelson
1939-4-2
3379
Inyo
Near Shoshone.
Comment
CAS-BOT-BC89348
Lepidium fremontii
Aven Nelson; Ruth Nelson
1939-4-2
3388
Unknown
Near Shoshone.
Comment
UC724142
Lepidium fremontii
Aven and Ruth Nelson
1939-4-2
3388
San Bernardino
near Shoshone
Comment
CAS-BOT-BC89347
Lepidium fremontii
Aven Nelson; Ruth Nelson
1939-4-1
3371
Unknown
Roadsides between Blythe and Needles.
Comment
NY76390
Lepidium fremontii
A. Nelson
1939-4-1
3371
Unknown
Roadsides between Blythe and Needles
Comment
HSC82335
Lepidium lasiocarpum
Thomas W. Nelson, J. O. Sawyer
1977-5-1
3361
Mendocino
Along Mail Ridge Rd., 10 mi. N of junction with Hwy. 101
Comment
HSC82615
Lepidium lasiocarpum
Thomas W. Nelson, Jane P. Nelson
1979-4-11
4606
Placer
Along N side of Douglas Blvd., 1 mi. S of junction with I-80
Comment
CHSC110514
Lepidium nitidum
Julie Kierstead Nelson
2012-4-17
2012 -001
Shasta
Clear Creek Gorrge near overlook picnic area; ca. 5 miles SW of Redding.
167
Comment
HSC35843
Lepidospartum squamatum
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-8-19
2169
Ventura
Between Hwy. 126 E of Santa Paula.
Comment
CHSC32808
Leptosiphon aureus
P. D. Nelson
1979-4-7
San Bernardino
Ca 5 mi s of Kelso. Ca 1/2 mi e of sand dunes.
Comment
HSC71033
Leptosiphon bicolor
Thomas W. Nelson
1977-4-20
3325
Humboldt
Along FS Rd. 1N15 at bridge over Mad River
762
Comment
HSC71061
Leptosiphon bicolor
Thomas W. Nelson, Jane P. Nelson
1980-5-30
3395
Humboldt
McKeown Ranch along rd. to Anderson's Ford
854
Comment
POM364704
Leptosiphon bolanderi
Thomas W. Nelson
1978-5-27
4057
Trinity
Along trail to Red Mtn.
1220
Comment
UCD55170
Leptosiphon bolanderi
Thomas W. Nelson; Jane P. Nelson
1980-5-25
5332
Trinity
Along Covelo-Zenia Road; ca. 1.5 miles south of Lake Mountain Ranch.
822
Comment
RSA254803
Leptosiphon bolanderi
Thomas W. Nelson, Donald Anderson
1973-5-5
874
Mendocino
North of Eden Valley Ranch overlooking Eden Creek along jeep-road to Roberts Lake.
640
Comment
HSC34896
Leptosiphon filipes
Thomas W. Nelson
1975-5-17
1827
Trinity
Panwauket Gulch
Comment
RSA254815
Leptosiphon latisectus
Thomas W. Nelson, Donald Anderson
1973-5-6
895
Mendocino
Along the road to Eden Valley, west side of summit
Comment
RSA293140
Leptosiphon pygmaeus subsp. pygmaeus
Thomas W. Nelson, Jane P. Nelson
1980-5-25
5332
Trinity
Along Covelo-Zenia Road, 1.5 miles south of Lake Mountain Ranch.
823
Comment
HSC26261
Leptosiphon rattanii
Thomas W. Nelson
1971-5-9
434
Trinity
Beside Rattlesnake Creek at Forest Glenn
Comment
SEINET9329601
Leptospermum laevigatum
John Nelson, Wnek, Richard
2000-3-8
San Francisco
Baker Beach, San Francisco
Comment
UC1287412
Lessingia glandulifera var. glandulifera
A. P. Nelson, D. Kaplan
1960-8-13
666
Riverside
1 mi s of Idyllwild; Toll Gate Road
Comment
UC467005
Lessingia glandulifera var. glandulifera
Aven Nelson
1922-11-11
9989
San Bernardino
se Mojave
Comment
JEPS106459
Lessingia nemaclada
J. K. Nelson with Kathy Valenzuela, Cheryl Bales, and Cheryl Adcock
2004-9-1
2004 -112
Shasta
W end Pit 7 Dam, Pit River, ca. 30 mi ENE of Redding
335
Comment
HSC82366
Leucothoe davisiae
Thomas W. Nelson, Jane P. Nelson
1978-7-24
4488
Trinity
Along road to Bully Choop, 100 m N of junction with road to lookout
1768
Comment
HSC39615
Lewisia nevadensis
Thomas W. Nelson, Jane P. Nelson
1976-6-15
2719
Humboldt
Along old trail from lookout to Blocksburg
1585
Comment
HSC81751
Ligusticum californicum
Thomas W. Nelson, Jane P. Nelson
1980-7-20
6188
Siskiyou
Above and to SE of Big Carmen Lake
1738
Comment
RSA259542
Lilium columbianum
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-7-15
2032
Humboldt
Bald Hills Road just east of Redwood National Park
Comment
HSC27066
Lilium kelleyanum
Thomas W. Nelson
1973-7-14
1081
Trinity
Beside Deadfall Creek, just west of head of trail to Deadfall Lake
Comment
HSC82360
Lilium kelleyanum
Thomas W. Nelson, Jane P. Nelson, J. P. Smith
1978-7-24
4518
Siskiyou
Siskiyou-Trinity County line, head of Scott Mtn. Creek, S of Forest Service campground
1646
Comment
HSC35594
Lilium kelloggii
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-7-15
2005
Humboldt
French Camp, Bald Hills.
Comment
HSC32665
Lilium pardalinum subsp. pardalinum
Thomas W. Nelson
1973-7-10
1015
Trinity
Black Lassic Area
1799
Comment
HSC45246
Lilium pardalinum subsp. pardalinum
Thomas W. Nelson, Jane P. Nelson
1977-7-30
3671
Trinity
Along the N side of Mule Ridge
1524
Comment
HSC81969
Lilium pardalinum subsp. pardalinum
Thomas W. Nelson, Jane P. Nelson
1979-6-25
4898
Tehama
Along Post Creek just upstream from Forest Service road
1372
Comment
HSC26256
Limnanthes douglasii
Thomas W. Nelson
1971-5-9
441
Trinity
Forest Glenn
Comment
HSC40628
Limnanthes douglasii subsp. nivea
Thomas W. Nelson, James Nelson
1976-6-22
2822
Trinity
Below Senteney Rock
1433
Comment
HSC33201
Limnanthes douglasii subsp. nivea
Thomas W. Nelson
1974-4-22
1207
Marin
Lake Nicascio
Comment Read comments Jun 29 2013
HSC81595
Limnanthes floccosa
Thomas W. Nelson, Dave Gordan
1980-5-7
5163
Trinity
E side of Vista Lane, 5 mi. N of junction with Highland Dr., 3 mi. N of Hyampom Rd.
671
Comment
UC1925900
Linanthus ciliatus
Donald G. Nelson
1937-4-29
517
Contra Costa
Road from Pinole S towards Alhambra Road.
Comment
GH91311
Linanthus nuttallii subsp. howellii
T. W. Nelson & J. P. Nelson
1980-6-22
5847
Unknown
1.5 miles north of Tedoc Gap along forest service road 45, west side of Mount Tedoc, Yolla Bolly Quad., T28N, R9W, Sec. 28, 1500 m.
Comment
HSC79473
Linanthus nuttallii subsp. howellii
Thomas W. Nelson, Jane Nelson
1980-6-22
5847
Tehama
1.5 mi. N of Tedoc Gap along FS Rd. 45, W side of Mt. Tedoc
1500
Comment
RSA293190
Lithocarpus densiflorus var. densiflorus
Thomas W. Nelson, Jane P. Nelson
1978-2-5
3760
Humboldt
Kneeland, east side of junction of Kneeland & Maple Creek roads.
671
Comment
JEPS81057
Lithocarpus densiflorus var. echinoides
Thomas Nelson, Jane Nelson and J. P. Smith
1978-7-23
4468
Shasta
12 mi from road to Bully Choop junction with County Road A16 (along road to Bully Choop); Weaverville Quad.
Comment
HSC40622
Lithophragma campanulatum
Thomas W. Nelson, James Nelson
1976-6-22
2837
Trinity
Below Senteney Rock
1494
Comment
HSC45398
Lithophragma campanulatum
Thomas W. Nelson, Jane Nelson
1977-6-19
3476
Trinity
Along Rd. 5E27
1463
Comment
HSC82068
Lithophragma parviflorum
Thomas W. Nelson, Jane P. Nelson
1980-4-27
5118
Mendocino
At mile post 55.38 along old Hwy. 101 N of Willits
Comment
CHSC105872
Lithospermum ruderale
Julie Kierstead Nelson
2008-7-12
2008 -005
Siskiyou
South slope of Mt. Shasta in mixed conifer-black oak forest.
1325
Comment
HSC82205
Lithospermum ruderale
Thomas W. Nelson, Jane P. Nelson
1980-7-5
5970
Siskiyou
Fowler's Campground
1006
Comment
RSA653310
Lobularia maritima
Beth Nelson
1991-4-20
11
San Bernardino
North of Rancho Cucamonga. 10 fry. E. Exit Haven Av. left, to Highland Av. left. to Etiwanda Av. Take dirt road 0.8 miles N.
Comment
HSC69939
Logfia filaginoides
Thomas W. Nelson
1978-5-27
4058
Trinity
Along trail to Red Mountain.
122
Comment
HSC48048
Logfia gallica
Thomas W. Nelson, Jane P. Nelson
1978-4-28
3921
Mendocino
SW side of Lake Mendocino
Comment
CHSC118451
Lomatium
Julie Kierstead Nelson; Martin Lenz, Rhonda Posey, Brenna Montagne
2016-6-9
2016 -031
Siskiyou
Lower Parks Creek watershed, E Klamath Range; along Forest Service Road 42N19, 4 miles northwest of Stewart Springs. UTM NAD 83 Zone 10, 539279m E, 4587169m N.
1506
Comment
HSC39418
Lomatium californicum
Thomas W. Nelson, James Nelson
1976-6-10
2683
Trinity
Ridge above Senteney Rock
1555
Comment
RSA254839
Lomatium caruifolium
Thomas W. Nelson, Jane Nelson
1974-5-10
1261
Mendocino
Beside Highway 101 ca. 1 mile north of the Mendocino-Sonoma county line
Comment
HSC67421
Lomatium caruifolium var. denticulatum
Thomas W. Nelson, Jane P. Nelson
1980-5-25
5323
Trinity
Along Covelo-Zenia Rd., 1.5 mi. S of Lake Mtn. Ranch.
823
Comment
HSC39020
Lomatium ciliolatum var. ciliolatum
Thomas W. Nelson, Jane P. Nelson
1976-5-23
2553
Trinity
Just NW of Black Lassic
1631
Comment
HSC39043
Lomatium ciliolatum var. ciliolatum
Thomas W. Nelson, Jane P. Nelson
1976-5-31
2657
Humboldt
County line, S of meadow along 5E27 just N of its junction with 1S07
1524
Comment
HSC71843
Lomatium ciliolatum var. ciliolatum
Thomas W. Nelson, Jane P. Nelson
1980-6-27
5964
Trinity
Ridge extending SW from Black Lassic
1677
Comment
JEPS116625
Lomatium ciliolatum var. ciliolatum
Julie Kierstead Nelson with Susan Erwin, Brad Rust
2007-3-28
2007 -004
Trinity
Oregon Mountain, 1 mile west of Weaverville Weaverville
700
Comment
HSC103543
Lomatium ciliolatum var. hooveri
Thomas W. Nelson, Jane Nelson
1981-4-15
6407
Lake
Barrel Springs Campground
732
Comment
UC1258130
Lomatium congdonii
Thomas Nelson and Jane Nelson
1979-4-7
4566
Mendocino
South of BLM road to Red Mountain, across School Section Creek from end of road.
Comment
CHSC118448
Lomatium dasycarpum
Julie Kierstead Nelson
2015-4-20
Shasta
Millville Plains, east of Redding; UTM NAD 83 Zone 10, 567236m E, 4481346m N; south end of Millville Plains Rd. at intersection with Nobles Trail Rd.
143
Comment
HSC32461
Lomatium dasycarpum subsp. dasycarpum
Thomas W. Nelson, D. E. Anderson
1973-5-5
878
Mendocino
N of Eden Valley Ranch overlooking Eden Creek along jeep road to Roberts Lake.
640
Comment
HSC38046
Lomatium dasycarpum subsp. dasycarpum
Thomas W. Nelson, Alan Goes
1976-5-23
2581
Mendocino
Along road to Little Red Mtn.
823
Comment
HSC59767
Lomatium dasycarpum subsp. dasycarpum
Thomas W. Nelson
1978-5-17
4022
Mendocino
Along B.L.M. road to Red Mountain area
Comment
HSC69675
Lomatium dasycarpum subsp. dasycarpum
Thomas W. Nelson, J. O. Sawyer
1978-6-9
4145
Trinity
Red Mtn.
1250
Comment
HSC35700
Lomatium dasycarpum subsp. dasycarpum
Thomas W. Nelson, B. Reinhardt
1975-7-30
2107
Humboldt
Above the road out Whiting Ridge
Comment
HSC67318
Lomatium dasycarpum subsp. dasycarpum
Thomas W. Nelson, Jane P. Nelson
1980-5-7
5188
Trinity
Shasta-Trinity National Forest, along FS Rd. 29N58, Rattlesnake Ridge, at junction with FS Rd. 30N29
1341
Comment
HSC67339
Lomatium dasycarpum subsp. dasycarpum
Thomas W. Nelson, Jane P. Nelson
1980-5-25
5329
Trinity
Along Covelo-Zenia Rd., 1.5 mi. S of Lake Mtn. Ranch.
823
Comment
RSA254837
Lomatium dasycarpum subsp. dasycarpum
Thomas W. Nelson
1973-5-5
878
Mendocino
North of Eden Valley Ranch overlooking Eden Creek along jeep-road to Roberts Lake.
640
Comment
HSC34919
Lomatium dissectum var. dissectum
Thomas W. Nelson, James Nelson
1975-5-24
1855
Humboldt
McKeown Ranch, N of Dinsmore.
Comment
HSC38036
Lomatium engelmannii
Thomas W. Nelson, Alan Goes
1976-5-23
2571
Mendocino
Along road to Little Red Mtn.
823
Comment
HSC38273
Lomatium engelmannii
Thomas W. Nelson, Alan Goes
1976-5-3
2394
Mendocino
E side of Red Mtn.
1159
Comment
HSC39456
Lomatium engelmannii
Thomas W. Nelson, Alan Goes, James Nelson
1976-5-4
2427
Mendocino
S end of BLM Rd. to School Section Creek just above creek
854
Comment
RSA273377
Lomatium hooveri
Thomas W. Nelson, J. P. Smith, J. Nelson
1976-4-12
2328
Lake
Along Morgan Valley Road
732
Comment
HSC69649
Lomatium howellii
Thomas W. Nelson
1978-6-14
4155
Del Norte
Along French Hill Rd., 2.4 mi. from junction with Hwy. 199
Comment
HSC39594
Lomatium macrocarpum
Thomas W. Nelson, James Nelson
1976-6-22
2814
Trinity
Above Senteney Rock
1524
Comment
HSC103572
Lomatium macrocarpum
Thomas W. Nelson, Jane Nelson
1985-5-24
7785
Mendocino
Along State Route 20, ~ 1.5 miles W of junction with U.S. 101; west of Willits
457
Comment
HSC33054
Lomatium macrocarpum
Thomas W. Nelson
1974-5-7
1233
Humboldt
Beside airstrip at Kneeland Prairie
Comment
HSC33258
Lomatium macrocarpum
Thomas W. Nelson
1973-7-10
1039
Trinity
Along Mule Ridge SE of Red Lassic
Comment
HSC35930
Lomatium macrocarpum
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-6-20
1976
Trinity
Near S end of road out Swayback Ridge
Comment
HSC38126
Lomatium macrocarpum
Thomas W. Nelson, Jane P. Nelson
1976-5-23
2512
Trinity
Brown's Canyon Campground
Comment
HSC67194
Lomatium macrocarpum
Thomas W. Nelson, James Nelson
1980-6-10
5419
Humboldt
Along road to Red Mtn., 0.5 mi. W of junction with Swayback Ridge Rd.
1372
Comment
JEPS116613
Lomatium macrocarpum
Julie Kierstead Nelson with Rhonda Posey
2007-6-15
2007 -010
Siskiyou
North side of Mt. Shasta, south of Hwy 97, along Forest Service Rd. 42N73, 4 miles NE of town of Weed Mt. Shasta
1090
Comment
HSC34905
Lomatium marginatum var. purpureum
Thomas W. Nelson, James Nelson
1975-5-5
1797
Lake
Beside Hwy. 29, 2 mi. N of Middletown
Comment
HSC67267
Lomatium tracyi
Thomas W. Nelson, D. Gordon
1980-5-8
5233
Trinity
Along FS Rd. 1N10, 1 mi. from junction with FS Rd. 2N07
1372
Comment
HSC67326
Lomatium tracyi
Thomas W. Nelson, Jane P. Nelson
1980-5-8
5215
Trinity
Shasta-Trinity National Forest, Friend Mtn. along FS Rd. 2N15
1372
Comment
HSC71849
Lomatium tracyi
Thomas W. Nelson, Jane P. Nelson
1980-6-22
5844
Shasta
Along FS road 1 mi. W of Regan Meadow
1524
Comment
HSC71891
Lomatium tracyi
Thomas W. Nelson, Jane Nelson
1980-6-22
5775
Trinity
Shasta-Trinity National Forest, along Rd. 29N73, 0.9 mi. from Red Mountain.
1677
Comment
RSA293111
Lomatium tracyi
Thomas W. Nelson, Nelson
1980-5-8
5215
Trinity
Shasta-Trinity National Forest: Friend Mountain along road.
1372
Comment
SEINET13944727
Lomatium tracyi
Thomas W. Nelson
1980-1
5346
Trinity
Ironside Mountain Quad., Shasta-Trinity National Forest. Along road 60 (Underwood Mountain Road) 6.6 miles S of junction with State Route 299, alt. 3500 ft. T5N R6E SEC35.
1067
Comment
HSC48093
Lomatium triternatum
Thomas W. Nelson, Jennifer Whipple
1978-4-28
3906
Del Norte
French Hill Rd.
Comment
HSC69968
Lomatium triternatum
Thomas W. Nelson
1978-6-14
4184
Del Norte
Along French Hill Rd., 8.7 mi. from junction with Hwy. 199
Comment
HSC70151
Lomatium triternatum
Thomas W. Nelson, Jane P. Nelson
1978-6-21
4243
Trinity
Along Hwy. 3 at Hayfork Summit
1062
Comment
HSC34845
Lomatium triternatum var. triternatum
Thomas W. Nelson
1975-5-17
1815
Trinity
Across the Trinity River from Douglas City
Comment
HSC32917
Lomatium utriculatum
Thomas W. Nelson, James Nelson
1973-5-28
965
Humboldt
McKeown Ranch N of Dinsmore
Comment
HSC38280
Lomatium utriculatum
Thomas W. Nelson, Jane P. Nelson
1976-5-10
2482
Butte
S facing slope beside Hwy. 191, 1 mi. W of Paradise
Comment
HSC33237
Lomatium utriculatum
Thomas W. Nelson, Jane P. Nelson
1974-5-25
1272
Mendocino
Road from Longvale to Covelo at the mouth of Bloody Run Creek
Comment
HSC35640
Lomatium utriculatum
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-6-21
1937
Trinity
Dry meadow S of Brown's Canyon Campground
Comment
HSC71207
Lomatium utriculatum
Thomas W. Nelson, Jane P. Nelson
1979-5-19
4682
Trinity
Along Hwy. 3, about 1/2 mi. S of Hayfork
701
Comment
HSC82532
Lomatium utriculatum
Thomas W. Nelson
1979-5-13
4667
Trinity
At junction of county roads NE of Rees Brothers Coal Mine.
579
Comment
HSC34976
Lonicera hispidula var. vacillans
Thomas W. Nelson
1974-9-21
1718
Del Norte
Beside Patricks Creek.
Comment
HSC81931
Lonicera hispidula var. vacillans
Thomas W. Nelson, Jane P. Nelson
1979-7-3
4962
Humboldt
Along road to Joe Losey property at junction of Kneeland and Maple Creek Rds.
610
Comment
HSC37832
Lonicera involucrata var. ledebourii
Thomas W. Nelson, James Nelson
1976-3-11
2264
Humboldt
Beside Eel River just N of W terminus of Singley Rd.
Comment
HSC81932
Lotus aboriginus
Thomas W. Nelson, Jane P. Nelson
1979-7-3
4961
Humboldt
Along road to Joe Losey property at junction of Kneeland and Maple Creek Rds.
610
Comment
UC700946
Lotus argophyllus var. argophyllus
Aven and Ruth Nelson
1939-3-25
3255
San Diego
Borego Desert
Comment
HSC103350
Lotus crassifolius var. crassifolius
Thomas W. Nelson, Jane Nelson
1983-7-29
7510
Siskiyou
Along Forest Service Rd. 41N14, 5 mi. N of junction with Callahan-Cecilville County Rd., at crossing over Sugar Creek.
1433
Comment
UC1543225
Lotus heermannii
Donald G. Nelson
1935-4-6
256
Orange
San Juan Capistrano, below main highway, about 4 mi from summit San Juan Canyon
60
Comment
HSC48166
Lotus humistratus
Thomas W. Nelson, Jane P. Nelson
1978-4-29
3930
Colusa
Along Bear Valley Rd., 2 mi. from the junction with State Route 20.
366
Comment
HSC82091
Lotus humistratus
Thomas W. Nelson, Jane P. Nelson
1980-5-25
5299
Trinity
Along trail from Blue Jay Mine-Little Red Mtn. Creek
1189
Comment
HSC59778
Lotus humistratus
Thomas W. Nelson
1978-5-17
4028
Mendocino
B.L.M. Rd. to Red Mtn. area
Comment
RSA517455
Lotus junceus
Donald G. Nelson
1937-7-10
525
Marin
Pont Reyes Lighthouse, by car parking area at top of hill.
Comment
UC1607960
Lotus junceus var. biolettii
Donald G. Nelson
1937-7-10
525
Marin
lighthouse parking area sand dunes Point Reyes
Comment
UC1543203
Lotus micranthus
Donald G. Nelson
1940-4-30
650
Lake
s of Clearlake (between Middletown and Kelseyville, Loch Lomond, precisely at summit of the grade); Cobb. Mt., Loch Lomond
Comment
SFV18568
Lotus oblongifolius var. oblongifolius
T. W. Nelson, J. P. Nelson
1987-6-27
8614
Del Norte
Serpentine.
1098
Comment
UC671881
Lotus stipularis var. stipularis
Evelyn Hart Nelson
1940-5-3
93
Santa Cruz
Loma Prieta, above spring near fire trail base Santa Cruz Mountains, Loma Prieta
975
Comment
UC671882
Lotus stipularis var. stipularis
Evelyn Hart Nelson
1940-7-2
93 a
Santa Cruz
Fire trail near Iron House (Santa Cruz Mountains, Loma Prieta); Santa Cruz Mountains, Loma Prieta
975
Comment
HSC29036
Lotus unifoliolatus var. unifoliolatus
Thomas W. Nelson
1971-6-13
47
Mendocino
Beside Hwy. 101, 3 mi. N of rd. to Redwood Valley
Comment
RSA273379
Luina hypoleuca
Thomas W. Nelson, James Nelson
1976-7-28
3054
Trinity
A flora of the Lassics: Growing on Senteney Rock.
1524
Comment
RSA254752
Lupinus
Thomas W. Nelson, James Nelson, A. Nelson
1973-5-28
955
Humboldt
McKeown Ranch north of Dinsmore.
Comment
HSC47767
Lupinus adsurgens var. lilacinus
Thomas W. Nelson
1978-5-27
4076
Trinity
Along USFS Rd. 27N02, 2 mi. S of Three Forks of Mad River.
Comment
HSC82456
Lupinus albicaulis
Thomas W. Nelson, Jane P. Nelson
1979-5-26
4747
Trinity
SR 3 at junction with rd. to Minersville and Bushy Trail Campground
Comment
SEINET10832925
Lupinus albicaulis subsp. shastensis
Thomas W. Nelson, Jane P. Nelson
1979-5-26
Nelson 4747
Trinity
T35n,r8w,sec.30. On road cut of state route 3 at junction with road to Minersville and bushy tail campground
Comment
HSC81835
Lupinus albifrons var. albifrons
Thomas W. Nelson, Jane P. Nelson
1980-4-27
5099
Yolo
Along State Route 16, 6 mi. from Colusa County line.
152
Comment
HSC33222
Lupinus albifrons var. collinus
Thomas W. Nelson
1974-4-22
1217
Marin
At Rock Springs beside the rd. out Bolinas Ridge.
Comment
HSC35946
Lupinus albifrons var. flumineus
Thomas W. Nelson, Jane P. Nelson
1975-6-20
1965
Trinity
Along Rd. 5E27 just N of jct. with 1S07
1524
Comment
HSC36638
Lupinus albifrons var. flumineus
Thomas W. Nelson, James Nelson, Jane P. Nelson
1975-6-14
1904
Humboldt
Beside Rd. 2S08 to Pine Mtn.
1555
Comment
SEINET10484551
Lupinus albifrons var. flumineus
Thomas W. Nelson, James P. Smith
1978-5-6
Nelson 3989
Trinity
T29n,r12w,sec.35; serpentine bald at blue point
1554
Comment
RSA258882
Lupinus andersonii var. apertus
Thomas W. Nelson, James Nelson, A. P. Nelson
1974-6-17
1354
Placer
Beside Hwy 80 at its jct with Blue Canyon Road, 9 miles W of the Placer - Nevada County line.
Comment
HSC37413
Lupinus bicolor
Thomas W. Nelson
1972-11-25
710
Placer
Del Oro Rd. near Roseville
Comment
HSC38118
Lupinus bicolor
Thomas W. Nelson, J. P. Smith, Jane P. Nelson, James Nelson
1976-4-13
2360
Lake
Along Bartlet Springs Rd., 0.6 mi. from its junction with Hwy. 20
Comment
HSC38369
Lupinus bicolor
Thomas W. Nelson
1976-5-4
2420
Mendocino
Along N side of BLM road to Red Mtn.
427
Comment
HSC71165
Lupinus bicolor
Thomas W. Nelson
1977-5-30
3411
Humboldt
Base of Eight Mile Ridge upstream from Anderson's Ford.
701
Comment
UC1543070
Lupinus bicolor
Donald G. Nelson
1940-4-30
667
Lake
Loch Lomond precisely at the summit of the grade s Clear Lake (between Middletown and Kelseyville); s of Clear Lake, Cobb Mt.
Comment
UC1618013
Lupinus bicolor
Donald G. Nelson
1940-4-30
667
Lake
s of Clear Lake (between Middletown and Kelseyville, Cobb Mountain); Cobb Mountain
Comment
HSC38143
Lupinus bicolor
Thomas W. Nelson, Jane P. Nelson
1976-5-10
2462
Butte
Beside SR 191 just N of its junction with SR 70
Comment
RSA517452
Lupinus bicolor subsp. microphyllus
Donald G. Nelson
1940-4-30
667
Lake
Cobb Mt., between Middletown and Kelseyville, S of Clearlake. Loch Lomond, precisely at summit of the grade.
Comment
SEINET10484945
Lupinus bicolor subsp. tridentatus
Thomas W. Nelson, Jane P. Nelson
1978-4-29
Nelson 3938
Colusa
Colusa co. T149,r5w,sec. 35; Elev. 1200'. Along bear valley rd. 2.5 Miles From junction with state route 20. Oak woodland.
366
Comment
HSC81486
Lupinus caudatus
Thomas W. Nelson, Jane P. Nelson
1980-7-6
6015
Lassen
Along Adin-Madeline Rd. 0.5 mi. W of Moll Reservoir
1585
Comment
UC1543234
Lupinus concinnus
Donald G. Nelson
1936-5-24
421
Riverside
e Lake Hemet (across from Hurkey Creek Camp, n of Mt. Tomas, San Jacinto Mountains); San Jacinto Mountains, e of Lake Hemet, n of Mt. Tomas
Comment
CAS-BOT-BC8425
Lupinus constancei
T. W. Nelson; J. P. Nelson
1982-7-9
7079
Humboldt
Blocksburg Quadrangle. Mt. Lassic (Signal Peak) and saddle to east.
Comment
HSC79474
Lupinus constancei
Thomas W. Nelson, Jane Nelson
1982-7-9
7079
Humboldt
Mt. Lassic (Signal Peak) and saddle to E
1768
Comment
NY15833
Lupinus constancei
T. W. Nelson
1982-7-9
7079
Humboldt
Blocksburg quadrangle. Sepentine barrens on Mt. Lassic (Signal Peak) and saddle to east.
1767.8
Comment
HSC81669
Lupinus croceus
Thomas W. Nelson, Jane P. Nelson
1980-7-17
6070
Siskiyou
Along FS Rd. 17, 1 mi. N of summit at county line
2073
Comment
SEINET10490745
Lupinus croceus var. croceus
Thomas W. Nelson, Jane P. Nelson
1978-7-24
Nelson 4482
Trinity
Weaverville quad. T31n, r8w, sec 10. Along rd. To bully choop 100 m n of jct With rd. To lookout. Granites. White fir forest.
1768
Comment
HSC34851
Lupinus densiflorus var. aureus
Thomas W. Nelson
1975-5-8
1812
Sonoma
Beside Hwy. 101 just S of Ash Creek near the Mendocino-Sonoma Co. line
Comment
HSC35826
Lupinus formosus
Thomas W. Nelson, D. E. Anderson
1973-5-5
869
Mendocino
N of Eden Valley Ranch overlooking Eden Creek along jeep road to Roberts Lake.
640
Comment
RSA517738
Lupinus formosus var. formosus
Donald G. Nelson
1939-8-14
631
Alameda
Cragmont area of north Berkeley, along Miller Ave.
Comment
UC1543237
Lupinus formosus var. robustus
Donald G. Nelson
1939-8-14
631
Alameda
Cragmont area of N Berkeley along Miller Ave. North Berkeley; n Berkeley
Comment
HSC81808
Lupinus lapidicola
Thomas W. Nelson, Jane P. Nelson
1980-7-17
6129
Trinity
Along FS Rd. 17 at summit at county line
2073
Comment
SEINET10485447
Lupinus lapidicola
Thomas W. Nelson, Jane P. Nelson
1979-5-26
Nelson 4721
Siskiyou
On serpentine along State Route 3 north of Scott Mountain Summit at junction with Forest Road 40N03.
1524
Comment
JEPS81079
Lupinus lepidus var. lobbii
Thomas W. Nelson and Jane P. Nelson
1980-6-27
5928
Trinity
along road 2S08 ca .6 mi s junction with road 1S07; Six Rivers National Forest, Blocksburg Quad.
1645
Comment
HSC103510
Lupinus lepidus var. sellulus
Thomas W. Nelson, Jane Nelson
1986-6-23
8144
Lassen
Along State Route 44, 10.9 mi. from Old Station junction.
1585
Comment
HSC40137
Lupinus luteolus
Thomas W. Nelson, Jane P. Nelson
1976-8-4
3157
Trinity
Along Mule Ridge just W of Red Rock.
1585
Comment
HSC39420
Lupinus lyallii var. villosus
Thomas W. Nelson, Jane P. Nelson
1976-6-15
2710
Humboldt
Along Trail from lookout to Blocksburg
1524
Comment
HSC41636
Lupinus lyallii var. villosus
Thomas W. Nelson, Jane P. Nelson
1977-6-19
3511
Humboldt
Along rd. to Pine Mtn. SW of Alder Springs
1494
Comment
HSC103485
Lupinus microcarpus var. densiflorus
Thomas W. Nelson, Jane Nelson
1981-4-16
6452
Glenn
Along county road, ~3 mi. N of Stonyford
305
Comment
OBI60545
Lupinus microcarpus var. densiflorus
Donald G. Nelson
1937-4-24
516
Contra Costa
On Marsh Crk Rd, in rolling hill country N of Byron
Comment
CHSC78078
Lupinus nanus
Terry Nelson
1998-4-18
240 -29
Shasta
Growing on the mostly flat natural plains 7 mi nw of Cottonwood. 1.6 mi e of the Sacramento River and 40 yds s of Ash Creek.
158
Comment
HSC34879
Lupinus nanus subsp. latifolius
Thomas W. Nelson, James Nelson
1975-3-25
1754
Sonoma
Beside Hwy. 128 E of Geyserville
Comment
HSC39308
Lupinus obtusilobus
Thomas W. Nelson, Jane P. Nelson
1976-8-1
3121
Shasta
Lassen Volcanic National Park, just N of trail head to Lassen Peak along main road
Comment
HSC40686
Lupinus obtusilobus
Thomas W. Nelson, Jane P. Nelson
1976-8-1
3136
Shasta
Lassen Volcanic National Park, Lassen Rd. at Kings Creek Meadow
Comment
RSA0084061
Lupinus obtusilobus
Jane P. Nelson
1974-5-27
1318
Humboldt
Mendocine National Forest near Mendocino Pass.
1524
Comment
SFV18608
Lupinus onustus
T. W. Nelson, J. P. Nelson
1987-5-24
8498
Del Norte
Along road 305 (Low Divide Road), 7.7 miles north of junction with North Bank Road.
671
Comment
HSC34852
Lupinus polycarpus
Thomas W. Nelson
1975-5-8
1810
Sonoma
Beside Hwy. 101 at Asti
Comment
RSA275290
Lupinus sellulus subsp. ursinus
Thomas W. Nelson, Jane Nelson, A. P. Nelson
1977-6-19
3511
Humboldt
Southwest of Alder Springs along road 2S08.
1463
Comment
SEINET10451480
Lupinus sellulus subsp. ursinus
Thomas W. Nelson, Jane P. Nelson
1982-7-28
Nelson 7256
Siskiyou
Siskiyou-Trinity County line. Along west side of Forest Service Road 42N17 at summit above Daed Fall Meadow. Dry serpentine hillside.
2073
Comment
SEINET10490221
Lupinus sellulus var. artulus
Thomas W. Nelson, Jane P. Nelson
1982-5-31
Nelson 7016
Trinity
Along State Route 299, 2.7 mi W of Buckhorn Summit. Mixed evergreen forest over decaying granites.
823
Comment
SEINET10490225
Lupinus sellulus var. artulus
Thomas W. Nelson, Jane P. Nelson
1979-6-15
Nelson 4805
Siskiyou
China mtn quad. Serpentine along road to carmen lake .6 mi from jct with state Route 3.
1646
Comment
SEINET10450622
Lupinus sellulus var. lobbii
Thomas W. Nelson, Jane P. Nelson
1976-6-15
Nelson 2710
Humboldt
Growing on serpentine along old trail from lookout to blocksburg.
1524
Comment
SEINET10486278
Lupinus subvexus
Thomas W. Nelson, Jane P. Nelson
1982-5-16
Nelson 6914
Trinity
Along State Route 299 just E of Hayden Flat. Corolla bright red-violet.
335
Comment
HSC33126
Lupinus succulentus
Thomas W. Nelson, Jane P. Nelson
1974-4-9
1158
Lake
Along Hwy. 20 between Lucerne and Clear Lake Oaks
Comment
HSC48160
Lupinus succulentus
Thomas W. Nelson, Jane P. Nelson
1978-4-29
3925
Lake
Along State Route 20, 1/2 mi. NE of N Fork of Cache Creek in Grizzly Canyon
305
Comment
HSC34847
Lupinus vallicola subsp. apricus
Thomas W. Nelson
1975-5-8
1809
Sonoma
Beside Hwy. 101 at Asti
Comment
SEINET10490293
Lupinus vallicola subsp. apricus
Thomas W. Nelson, Jane P. Nelson
1980-4-26
Nelson 5081
Mendocino
Ukiah quad. Hillside above lake mendocino at lake mendocino campground. Oak Woodland & meadow.
Comment
SEINET10490294
Lupinus vallicola subsp. apricus
Thomas W. Nelson, Jane P. Nelson
1978-4-29
Nelson 3963
Colusa
Along bear valley rd. 2.5 Mi from jct with state route 20. Oak woodland.
366
Comment
HSC48084
Luzula comosa
Thomas W. Nelson, Jennifer Whipple
1978-4-28
3899
Del Norte
Flood plain of Smith River, 1.8 mi. S of Hardscrabble Creek
Comment
HSC69795
Luzula comosa
Thomas W. Nelson, Jane P. Nelson
1978-3-25
3829
Trinity
Terrace above Canyon Creek at Lower Canyon Creek Meadow
915
Comment
HSC71018
Luzula comosa
Thomas W. Nelson
1979-4-9
4569
Nevada
Along Hwy. 49, 11 mi. N of Auburn
Comment
HSC26864
Lythrum hyssopifolia
Thomas W. Nelson
1971-6-15
485
Mendocino
Overlooking Ten Mile Creek ca. 10 mi. N of Laytonville.
Comment
HSC97242
Madia doris-nilesiae
Thomas W. Nelson, Jane Nelson
2003-6-16
9144
Trinity
Along Forest Service road 29N33, 1 mi. W of junction with Forest Service road 29N34.
1540
Comment
SEINET10673528
Madia doris-nilesiae
Thomas W. Nelson, Barbara Williams
1983-6-14
Nelson 7422
Trinity
T1N, R7E, Sec. 2. Along Forest Service road 1N40 1/4 mile east of junction with road 1N35. Serpentine hillside.
1097
Comment
HSC34699
Madia elegans
Thomas W. Nelson
1974-8-24
1704
Humboldt
Klamath River ca. 2 mi. below the mouth of Aikins Creek
Comment
HSC68818
Madia elegans
Thomas W. Nelson, Jane P. Nelson
1980-6-18
5611
Trinity
Shasta-Trinity National Forest, along FS Rd. 1N10, 1 mi. from junction with FS Rd. 2N07 (7)
1372
Comment
HSC38100
Madia exigua
Thomas W. Nelson, James Nelson
1976-5-30
2623
Humboldt
McKeown Ranch, N of Dinsmore.
Comment
HSC82117
Madia exigua
Thomas W. Nelson, Jane P. Nelson
1980-5-25
5287
Trinity
Along trail from Blue Jay Mine-Little Red Mtn. Creek
1189
Comment
HSC40032
Madia gracilis
Thomas W. Nelson, Jane P. Nelson
1976-6-22
2880
Humboldt
At Goat Hill Lookout
1666
Comment
HSC44130
Madia gracilis
Thomas W. Nelson, Jane P. Nelson
1977-7-4
3607
Humboldt
Along road N from Alder Spring
1555
Comment
HSC70089
Madia gracilis
Thomas W. Nelson, Jane P. Nelson
1978-6-21
4254
Trinity
At Philpot Campground
762
Comment
HSC82081
Madia gracilis
Thomas W. Nelson, Jane P. Nelson
1980-4-27
5110
Yolo
Along SR 16, 100 m E of bridge over Cache Creek, 4.2 mi. from county line
152
Comment
HSC35609
Madia gracilis
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-7-15
2021
Humboldt
Beside Bald Hills Rd. 1 mi. E of Redwood National Park
Comment
HSC35959
Madia gracilis
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-6-21
1942
Trinity
Dry meadow S of Brown's Canyon Campground
Comment
HSC69681
Madia gracilis
Thomas W. Nelson, Jane P. Nelson
1978-6-9
4103
Trinity
Along road to Ruth S of junction with S.R. 36
Comment
UCR66730
Madia madioides
Thomas W. Nelson
1978-5-17
4039
Mendocino
Along BLM road to Red Mountain
Comment
POM362198
Madia minima
Thomas W. Nelson, Jane P. Nelson
1977-7-4
3608
Humboldt
Along road north from Alder Spring
1555
Comment
NY214982
Madia stebbinsii
T. W. Nelson
1978-6-23
4337
Trinity
Dubakella Mountain Quadrangle, Along Forest Service Road to Hell t Find Lake
1158.2
Comment
HSC103509
Maianthemum dilatatum
Thomas W. Nelson, Jane Nelson
1991-5-25
8887
Del Norte
Along State Route 101, 4 mi. N of Crescent City at KOA Campground
61
Comment
HSC38998
Maianthemum racemosum subsp. amplexicaule
Thomas W. Nelson, Jane P. Nelson
1976-5-31
2658
Humboldt
County line, S of meadow along 5E27 just N of its junction with 1S07
1524
Comment
HSC34914
Maianthemum stellatum
Thomas W. Nelson, James Nelson
1975-5-24
1844
Humboldt
McKeown Ranch, N of Dinsmore.
Comment
HSC47754
Maianthemum stellatum
Thomas W. Nelson, J. P. Smith
1978-5-6
3980
Trinity
Along Philpot Creek at Philpot Campground
762
Comment
HSC45240
Maianthemum stellatum
Thomas W. Nelson, Jane P. Nelson
1977-6-19
3509
Humboldt
Alder Springs
1524
Comment
HSC33177
Malacothrix floccifera
Thomas W. Nelson
1973-8-19
1114
Humboldt
McKeown Ranch N of Dinsmore
Comment
HSC34716
Malacothrix floccifera
Thomas W. Nelson
1974-7-20
1688
Trinity
Black Lassic Area
1799
Comment
HSC44103
Malacothrix floccifera
Thomas W. Nelson, Jane P. Nelson
1977-8-6
3686
Humboldt
Along Rd. 2S08 near Alder Spring
1524
Comment
HSC35856
Malacothrix saxatilis
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-8-16
2156
Santa Barbara
Beside Hwy. 101 just S of Los Alamos
Comment
RSA293174
Malus fusca
Thomas W. Nelson
1978-4-28
3895
Del Norte
rocks above the aluvial plain of Smith River. 1.8 miles south of Hardscrable Creek.
Comment
UC1607989
Malva parviflora
Donald G. Nelson
1935-4-14
276
Orange
near Pacific Electric Railway Station (Newport Beach); Newport Beach
Comment
JEPS128113
Marah oregana
Julie Kierstead Nelson with Heath Bartosh, Jepson Yolla Bolly Workshop
2017-7-15
2017 -042
Trinity
Yolla Bolly Wilderness; near Tehama County line; North Yolla Bollies, Cedar Basin, SW aspect.
Comment
HSC26658
Marah oregana
Thomas W. Nelson
1973-5-22
920
Humboldt
Growing on C.S.U.H. campus
Comment
UC1543034
Marsilea vestita subsp. vestita
Donald G. Nelson
1936-7-26
440
Orange
mesa n of Newport Beach (Costa Mesa)
Comment
JEPS123433
Melica aristata
Julie Kierstead Nelson with Marie Buell
2015-7-17
2015 -098
Trinity
Yolla Bolly Wilderness; near Tehama County line; 0.3 miles W of North Yolla Bolly; headwaters of the east fork of the south fork of Trinity River.
Comment
JEPS97197
Melica fugax
Julie Kierstead Nelson
1995-7-23
95020
Trinity
8 mi SW of Castella (Tamarack Lake, N side, E of outflow creek); Mt. Shasta Ranger District
1798
Comment
HSC71456
Melica harfordii
Thomas W. Nelson
1978-5-6
4018
Trinity
Along State Route 299, 2 mi. N of Junction City.
Comment
UCD68038
Melilotus indicus
Lori R. Nelson
1976-4-12
3
Yolo
University of California, Davis, 0.1 mile South of Primate Center. Found near sewage ponds, along a gravel road. A prostrate plant. Flowers, yellow.
Comment
HSC36045
Mentha pulegium
Thomas W. Nelson
1975-9-24
2200
Humboldt
Beside Indianola Rd., ca. 1/2 mi. E of its junction with Hwy. 101
Comment
JEPS128466
Mentzelia
Julie Kierstead Nelson with Aaron Sims
2015-6-19
2015 -068
Tehama
1.5 miles SSW of Tedoc Gap, Beegum Creek watershed; Forest Road 27N12.
Comment
HSC40674
Mentzelia dispersa
Thomas W. Nelson, Jane Nelson
1976-7-1
2926
Humboldt
Along N side of Mt. Lassic (Signal Peak)
1738
Comment
UC672035
Mentzelia dispersa
Evelyn Hart Nelson
1940-5-29
118
Santa Clara
Santa Cruz Mountains, Loma Prieta
1021
Comment
CHSC78100
Micranthes californica
Terry Nelson
1998-4-18
240 -25
Shasta
Just below the ridge line on a slope with a ne aspect 6 mi ne of Cottonwood. 2 mi e of the Sacramento River and 1.8 mi n of Battle Creek.
158
Comment
CHSC35518
Micropus californicus var. californicus
Thomas Nelson; James Nelson
1976-5-30
2621
Humboldt
McKeown Ranch north of Dinsmore.
Comment
HSC38133
Micropus californicus var. californicus
Thomas W. Nelson, J. P. Smith, Jane P. Nelson, James Nelson
1976-4-13
2358
Lake
Along Bartlet Springs Rd., 0.6 mi. from its junction with Hwy. 20
Comment
HSC47740
Micropus californicus var. californicus
Thomas W. Nelson, Jane P. Nelson
1978-4-29
3946
Colusa
Along Bear Valley Rd., 2.5 mi. from junction with Hwy. 20
366
Comment
HSC82337
Micropus californicus var. californicus
Thomas W. Nelson, J. O. Sawyer
1977-5-1
3367
Mendocino
Along Mail Ridge Rd., 10 mi. N of junction with Hwy. 101
Comment
HSC26863
Micropus californicus var. californicus
Thomas W. Nelson
1971-6-15
481
Mendocino
Beside the road to Lake Pillsbury
Comment
HSC82227
Microseris acuminata
Thomas W. Nelson
1979-4-10
4577
Placer
Along W side of Sierra College Blvd. between I-80 and Douglas Blvd.
Comment
HSC37986
Microsteris gracilis
Thomas W. Nelson, J. P. Smith, Jane P. Nelson, James Nelson
1976-4-12
2332
Lake
Along Morgan Valley Rd., 1.5 mi. from Napa County line
671
Comment
HSC40549
Microsteris gracilis
Thomas W. Nelson, Jane P. Nelson
1976-5-23
2519
Humboldt
SW facing slopes
1666
Comment
HSC47724
Microsteris gracilis
Thomas W. Nelson, J. P. Smith, J. O. Sawyer
1978-5-6
4006
Shasta
Along county line road [31N01] 2.5 mi. E and N from Deer Lick Jct.
Comment
HSC82418
Microsteris gracilis
Thomas W. Nelson
1979-7-11
5037
Humboldt
Along trail from Grogan's Hole to summit of N Trinity Mtn.
Comment
HSC22023
Mimulus aurantiacus var. aurantiacus
Thomas W. Nelson
1970-10-17
239
Humboldt
Mouth of Prairie Creek
Comment
HSC35820
Mimulus aurantiacus var. aurantiacus
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-6-20
1914
Humboldt
Beside Hwy. 36, 1 mi. W of Grizzley Creek
Comment
HSC40814
Mimulus breweri
Thomas W. Nelson, Jane P. Nelson
1976-6-22
2865
Trinity
Trinity-Humboldt County line, in spring along road to Goat Hill
1646
Comment
RSA293181
Mimulus breweri
Thomas W. Nelson, Jane P. Nelson, J. P. Smith
1978-7-24
4490
Trinity
French Gulch Quad. Along Bully Choop Rd. ca 2 miles from road to lookout.
1372
Comment
HSC69900
Mimulus cardinalis
Thomas W. Nelson, Jane P. Nelson
1977-7-1
3541
Trinity
Along Edge of Van Duzen River at Brown's Canyon
671
Comment
HSC35630
Mimulus cardinalis
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-8-1
2143
Humboldt
Beside Willow Creek just up stream from Hwy. 299 bridge
Comment
HSC26857
Mimulus dudleyi
Thomas W. Nelson
1971-3-21
341
Mendocino
Beside Hwy. 128 about 1 mi. E of Yorkville
Comment
JEPS120183
Mimulus guttatus
Julie Kierstead Nelson
2011-6-2
2011 -004
Trinity
Upper Hayfork Creek watershed, west of Wild-Mad Road, south of Hwy. 36; ca. 45 miles west-northwest of Red Bluff
1350
Comment
HSC82026
Mimulus kelloggii
Thomas W. Nelson, Jane P. Nelson
1980-5-25
5313
Trinity
Along trail to Red Mtn.
1159
Comment
HSC26807
Mimulus kelloggii
Thomas W. Nelson
1971-4-24
405
Trinity
Along the New River Trail
Comment
HSC103567
Mimulus layneae
Thomas W. Nelson, Jane Nelson
1986-6-23
8122
Shasta
Along State Route 44, 4 mi. E of Shingletown
Comment
CSUSB915
Mimulus longiflorus
Steve G. Nelson
1974-5-22
Riverside
Box Spring Mountains Box Springs Mountains. Found at edge of rock outcrop
457
Comment
HSC32564
Mimulus moschatus
Thomas W. Nelson
1973-9-3
1119
Humboldt
McKeown Ranch N of Dinsmore
Comment
HSC35659
Mimulus moschatus
Thomas W. Nelson, Jane P. Nelson
1975-7-20
2082
Trinity
Van Duzen River; Brown's Canyon Campground
Comment
HSC40813
Mimulus moschatus
Thomas W. Nelson, Jane P. Nelson
1976-6-22
2866
Humboldt
Along Rd. to Goat Hill.
1646
Comment
JEPS123417
Mimulus moschatus
Julie Kierstead Nelson with Marie Buell
2015-7-14
2015 -077
Trinity
Yolla Bolly Wilderness; near Tehama County line; 0.3 miles W of North Yolla Bolly; headwaters of the east for of the south Fork of Trinity River.
Comment
HSC35623
Mimulus moschatus
Thomas W. Nelson, B. Reinhardt
1975-7-30
2109
Humboldt
Whiting Spring
Comment
HSC44775
Mimulus moschatus
Thomas W. Nelson, Jane Nelson
1977-7-4
3606
Humboldt
Along road north from Alder Springs
1524
Comment
HSC71136
Mimulus moschatus
Thomas W. Nelson, Jane P. Nelson, J. P. Smith
1978-7-24
4492
Trinity
Along Bully Choop Rd. 2 mi. from rd. to lookout.
1372
Comment
HSC40019
Mimulus nanus var. nanus
Thomas W. Nelson, Jane P. Nelson
1976-7-1
2911
Humboldt
Along N side of Mt. Lassic (Signal Peak)
1738
Comment
HSC68903
Mimulus nanus var. nanus
Thomas W. Nelson, Jane P. Nelson
1980-6-20
5677
Trinity
Shasta-Trinity National Forest, along 4-wheel drive road out Blue Point Ridge, 1 mi. W of junction with FS Rd. 29N55
1555
Comment
HSC71892
Mimulus nanus var. nanus
Thomas W. Nelson, Jane P. Nelson
1980-6-22
5774
Trinity
Shasta-Trinity National Forest, along Rd. 29N73, 0.9 mi. from Red Mountain.
1677
Comment
HSC44818
Mimulus nanus var. nanus
Thomas W. Nelson, Jane Nelson
1977-6-19
3487
Humboldt
Along road on Goat Hill; unsurveyed section east of Section 12
1616
Comment
HSC44820
Mimulus primuloides var. linearifolius
Thomas W. Nelson, Jane P. Nelson
1977-7-30
3670
Trinity
Along N side of Mule Ridge
1555
Comment
HSC68654
Mimulus pulsiferae
Thomas W. Nelson, Jane P. Nelson
1980-6-18
5564
Trinity
Along Rd. 2N10 4 mi. N of Indian Valley Guard Station, just S of junction with Rd. 2N01
1341
Comment
NY342561
Minuartia decumbens
T. W. Nelson
1978-7-2
4396
Trinity
Blocksburg Quadrangle; along north side of Mule Ridge
1585.0
Comment
CAS-BOT-BC388910
Minuartia douglasii
Thomas W. Nelson
1980-5-30
5385
Trinity
Six Rivers National Forest. Along road 60 (Underwood Mountain Road) 0.5 miles south of junction with road 4N34 (Eltapom Road)
822
Comment
HSC32475
Minuartia douglasii
Thomas W. Nelson, D. E. Anderson
1973-5-6
861
Mendocino
Along Jeep-road to Roberts Lake N of Eden Valley
701
Comment
HSC67300
Minuartia douglasii
Thomas W. Nelson, Jane P. Nelson
1980-6-17
5509
Trinity
Shasta-Trinity National Forest, along Salt Creek Rd. at junction with FS Rd. 30N24
945
Comment
HSC67388
Minuartia douglasii
Thomas W. Nelson, James Nelson
1980-6-10
5413
Humboldt
Along Swayback Ridge Rd., 2.5 mi. N of junction with FS Rd. 1S07
1463
Comment
HSC67392
Minuartia douglasii
Thomas W. Nelson
1980-5-30
5353
Trinity
Shasta-Trinity National Forest, along Rd. 60/Underwood Mtn. Rd., 6.6 mi. S of junction with Hwy. 299
1067
Comment
HSC69975
Minuartia douglasii
Thomas W. Nelson, Jane P. Nelson
1978-6-21
4236
Trinity
Along Hwy. 3 at Hayfork Summit
1062
Comment
HSC81559
Minuartia douglasii
Thomas W. Nelson, Jane P. Nelson
1980-5-25
5291
Trinity
Along trail from Blue Jay Mine-Little Red Mtn. Creek
1189
Comment
HSC82583
Minuartia douglasii
Thomas W. Nelson, Jane P. Nelson
1979-5-26
4708
Siskiyou
Along Hwy. 3, N of Scott Mtn. Summit, at junction with FS Rd. 40N03
1524
Comment
HSC32818
Minuartia douglasii
Thomas W. Nelson, D. E. Anderson
1973-5-6
842
Mendocino
S of Eden Valley Ranch
640
Comment
RSA293082
Minuartia douglasii
Thomas W. Nelson, Jane P. Nelson
1980-6-17
5509
Trinity
Shasta-Trinity Nat l Forest, along Salt Creek Road at jct. with road 30N24.
945
Comment
HSC103606
Minuartia howellii
Thomas W. Nelson, Jane Nelson
1987-5-24
8488
Del Norte
Along Road 305 (Low Divide Road), 6 mi. N of junction with North Bank Rd.
640
Comment
HSC36641
Minuartia nuttallii subsp. gregaria
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-6-14
1899
Humboldt
Beside branch off FS 2S08 to Pine Mtn.
Comment
HSC36642
Minuartia nuttallii subsp. gregaria
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-6-14
1899
Humboldt
Beside branch off FS 2S08 to Pine Mtn.
Comment
HSC69926
Minuartia nuttallii subsp. gregaria
Thomas W. Nelson, J. O. Sawyer
1978-6-9
4120
Trinity
Red Mtn.
1250
Comment
HSC70064
Minuartia nuttallii subsp. gregaria
Thomas W. Nelson, Jane P. Nelson
1978-6-23
4367
Trinity
N of Red Mtn. along road from Red Mtn. to Hell to Find Lake
1616
Comment
HSC36631
Minuartia nuttallii subsp. gregaria
Thomas W. Nelson
1973-5-30
1006
Trinity
SSW side of Red Lassic
1524
Comment
HSC41205
Minuartia nuttallii subsp. gregaria
Thomas W. Nelson, Jane P. Nelson
1977-7-1
3548
Humboldt
Ridge N of Bear Creek, unsurveyed section E of 25
1555
Comment
HSC70099
Minuartia nuttallii subsp. gregaria
Thomas W. Nelson, Jane P. Nelson
1978-6-22
4283
Trinity
Along Dubakella road, 3.7 mi. from intersection with Hwy. 36
1433
Comment
CAS-BOT-BC181152
Minuartia rosei
Thomas W. Nelson; Jane P. Nelson
1980-6-17
5494
Trinity
Along Salt Creek Road at junctino with road 30N24, Shasta-Trinity National Forest
944
Comment
HSC68665
Minuartia rosei
Thomas W. Nelson, Jane P. Nelson
1980-6-18
5540
Trinity
Along Hwy. 3, 0.4 mi. S of Salt Creek Bridge
762
Comment
HSC68892
Minuartia rosei
Thomas W. Nelson, Jane P. Nelson
1980-6-20
5669
Trinity
Shasta-Trinity National Forest, along 4-wheel drive road out Blue Point Ridge, 1 mi. W of junction with FS Rd. 29N55
1555
Comment
HSC71888
Minuartia rosei
Thomas W. Nelson, Jane P. Nelson
1980-6-22
5778
Trinity
Shasta-Trinity National Forest, along Rd. 29N73, 0.9 mi. from Red Mountain.
1677
Comment
HSC81948
Minuartia rosei
Thomas W. Nelson, Jane P. Nelson
1979-6-25
4885
Tehama
Along road to Mt. Tedoc From Tedoc Gap
1494
Comment
CAS-BOT-BC7297
Minuartia stolonifera
T. W. Nelson; James L. Nelson
1985-6-19
7839
Siskiyou
Along S side of State Route 3, 3.1 miles N of Scott Mountain Pass
Comment
CAS-BOT-BC229631
Mirabilis tenuiloba
Aven Nelson; Ruth Nelson
No date on label
3236
San Diego
Borego Desert State Park
Comment
UC724148
Mirabilis tenuiloba
Aven and Ruth Nelson
3236
San Diego
<Borego> Desert State Park
Comment
UC1618112
Modiola caroliniana
Donald G. Nelson
1939-5-30
603
Alameda
University of California Campus at Berkeley University of California Campus; Berkeley, University of California Campus
Comment
HSC32868
Moehringia macrophylla
Thomas W. Nelson, James Nelson
1973-5-20
913
Trinity
N of Black Lassic
1524
Comment
HSC67209
Moehringia macrophylla
Thomas W. Nelson, James Nelson
1980-6-10
5437
Humboldt
Along E side of Red Mtn.
1372
Comment
HSC40544
Moehringia macrophylla
Thomas W. Nelson, Jane P. Nelson
1976-5-23
2529
Trinity
E side of Black Lassic S side of Fork of Shanty Creek
1524
Comment
HSC71820
Moehringia macrophylla
Thomas W. Nelson, Jane P. Nelson
1980-6-27
5936
Humboldt
Along old trail to pond above Alder Spring, 0.5 mi. N of campground
1555
Comment
HSC97697
Mollugo verticillata
Thomas W. Nelson, Shauna Hee
2006-8-4
9462
Siskiyou
Scott Mtn. Pass, along ridge between Carmen Lake, Hwy. 3, ridge S of junction of FS Rds. 40N08 and 44N44
1671
Comment
HSC81683
Monardella glauca
Thomas W. Nelson, Jane P. Nelson
1980-7-21
6161
Siskiyou
Along FS Rd. 40N08, 0.6 mi. from junction with Hwy. 3
1646
Comment
HSC82159
Monardella odoratissima
Thomas W. Nelson, Jane P. Nelson
1979-6-25
4925
Tehama
Along F.S. Rd. 45 at mile post 11, W slope of Mt. Tedoc
1372
Comment
SFV18598
Monardella odoratissima subsp. pallida
T. W. Nelson, J. P. Nelson
1987-7-6
8624
Shasta
Cascade Range Just off Eskimo Hill Road, State Route 44.
1646
Comment
RSA258876
Monardella odoratissima subsp. pallida
Thomas W. Nelson
1973-7-10
1036
Trinity
Along Mule Ridge south-east of Red Lassic.
Comment
HSC69944
Monardella villosa
Thomas W. Nelson, Jane P. Nelson
1977-7-14
3632
Lake
Along USFS Rd. 20N01
534
Comment
CAS-BOT-BC233766
Montia
Thomas Nelson; D. E. Anderson
1973-5-5
809
Mendocino
Roberts Lake area of Eden Valley north of Eden Valley Ranch
Comment
HSC44172
Muhlenbergia filiformis
Thomas W. Nelson, Jane P. Nelson
1977-7-30
3651
Trinity
S fork of Black Lassic Creek.
1463
Comment
SEINET269009
Nama demissa
Jonathan D. Nelson
1995-3-28
0002
Inyo
Death Valley 11 miles south of intersection of route 178 and 127
Comment
OBI78873
Nama rothrockii
Jodie Nelson & Christian Knowlton, Chirstian Knowlton
2013-5-26
S.n.
Kern
Sherman Pass
Comment
UC1607973
Nama stenocarpa
Donald G. Nelson
1936-7-26
441
Orange
on the mesa n of Newport Beach Costa Mesa (Costa Mesa)
Comment
HSC44777
Navarretia capillaris
Thomas W. Nelson, Jane P. Nelson
1977-6-19
3467
Trinity
Above Senteney Rock
1524
Comment
HSC68646
Navarretia capillaris
Thomas W. Nelson, Jane P. Nelson
1980-6-18
5553
Trinity
Shasta-Trinity National Forest, Friend Mtn. along FS Rd. 2N15
1372
Comment
HSC39599
Navarretia intertexta
Thomas W. Nelson, Jane P. Nelson
1976-7-1
2937
Trinity
Along FS 5E27 just N of junction with FS 1S07
1555
Comment
HSC82434
Navarretia leptalea
Thomas W. Nelson, Jane P. Nelson, R. J. Cole
1979-7-27
5060
Tehama
Along old logging rd. W side of USFS Rd. at Pole Corral Gap
1311
Comment
HSC38260
Navarretia leucocephala
Thomas W. Nelson, Jane P. Nelson
1976-5-9
2454
Butte
At intersection of Palermo Rd. and S.R. 70 ca. 4 mi. S of Oroville
Comment
HSC83897
Navarretia leucocephala subsp. minima
Thomas W. Nelson, Jane Nelson
1979-4-11
4600
Placer
Along N side of Douglas Blvd., 1 mi. S of junction with I-80
Comment
HSC39439
Navarretia mellita
Thomas W. Nelson, James Nelson
1976-5-24
2585
Mendocino
Jct. of Cat Track Rd. and BLM rd. to School Section Creek
732
Comment
HSC35861
Navarretia mellita
Thomas W. Nelson, James Nelson
1975-8-5
2132
Humboldt
Along S spit of Humboldt Bay adjacent to jetty
Comment
HSC81693
Navarretia pubescens
Thomas W. Nelson, Jane P. Nelson
1980-6-26
5919
Mendocino
Along Covelo-Zenia county rd. 303, 2.5 mi. N of its junction with SR 162
671
Comment
HSC82548
Navarretia pubescens
Thomas W. Nelson, Jane Nelson
1980-6-26
5913
Mendocino
Along USFS Rd. M-1, 2.5 mi. W of bridge over Black Butte River
701
Comment
RSA275329
Navarretia sinistra subsp. pinnatisecta
Thomas W. Nelson
1976-7-9
2983
Trinity
Along road 5E27; south of Senteney Rock.
1524
Comment
HSC34708
Navarretia squarrosa
Thomas W. Nelson
1974-7-20
1696
Humboldt
McKeown Ranch N of Dinsmore
Comment
UC672010
Navarretia squarrosa
Evelyn Hart Nelson
1940-6-26
141
Santa Clara
Loma Prieta Santa Cruz Mountains
977
Comment
UC1607998
Nemophila menziesii
Donald G. Nelson
1935-3-16
164
Orange
n Fullerton; n of Fullerton
60
Comment
HSC26799
Nemophila parviflora
Thomas W. Nelson
1971-4-25
417
Trinity
Grays Falls Campground
Comment
HSC32882
Nemophila parviflora
Thomas W. Nelson, James Nelson
1973-5-28
934
Humboldt
McKeown Ranch N of Dinsmore
Comment
HSC71171
Nemophila parviflora
Thomas W. Nelson
1977-5-30
3416
Humboldt
Base of Eight Mile Ridge upstream from Anderson's Ford.
701
Comment
HSC82629
Nemophila parviflora
Thomas W. Nelson
1979-5-13
4646
Trinity
Along road from S.R. 3 to Deerlick Springs ca. 2 mi. S of Blanchard Flats
640
Comment
HSC26832
Nemophila parviflora
Thomas W. Nelson
1971-3-21
345
Mendocino
Beside Hwy. 128 about 1 mi. E of Yorkville
Comment
JEPS123432
Nemophila parviflora var. austiniae
Julie Kierstead Nelson with Marie Buell
2015-7-16
2015 -099
Tehama
Yolla Bolly Wilderness very near Trinity/Tehama County line; North Yolla Bollies head of Beegum Basin.
Comment
CAS-BOT-BC140143
Neviusia cliftonii
J. K. Nelson; Len Lindstrand III
2004-9-1
2004 -100
Shasta
Stein Creek, Pit River Arm, Shasta Lake; ca 20 miles NE of Redding
350
Comment
JEPS111044
Neviusia cliftonii
J. K. Nelson with Len Lindstrand III
2004-9-1
2004 -105
Shasta
Shoreline north of Blue Ridge, Pit River Arm, Shasta Lake; ca 20 miles NE of Redding
326
Comment
UC724339
Nicotiana obtusifolia
Aven Nelson, Ruth A. Nelson
1939-3-25
3263
San Diego
Borego Desert; below the public campground
Comment
UC884682
Nicotiana obtusifolia
Aven Nelson, Ruth A. Nelson
1939-3-25
3263
San Diego
Borego Desert; below public campground
Comment
HSC32706
Noccaea fendleri subsp. glauca
Thomas W. Nelson, Jane P. Nelson
1973-4-24
775
Mendocino
Beside jeep road to Roberts Lake, N of Eden Valley Ranch.
Comment
HSC67361
Noccaea fendleri subsp. glauca
Thomas W. Nelson, Jane P. Nelson
1980-5-25
5275
Trinity
Six Rivers National Forest, above Little Red Mtn. Creek along trail S from Blue Jay Mine
1067
Comment
HSC82555
Noccaea fendleri subsp. glauca
Thomas W. Nelson, Jane P. Nelson
1979-5-26
4713
Siskiyou
Along Hwy. 3, N of Scott Mtn. Summit, at junction with FS Rd. 40N03
1524
Comment
HSC43110
Notholithocarpus densiflorus var. densiflorus
Thomas W. Nelson, Jane P. Nelson
1978-2-5
3760
Humboldt
Kneeland, E side of junction of Kneeland and Maple Creek roads
671
Comment
HSC69962
Notholithocarpus densiflorus var. echinoides
Thomas W. Nelson
1978-6-14
4190
Del Norte
Along French Hill Rd., 8.7 mi. from junction with Hwy. 199
Comment
UCR70765
Notholithocarpus densiflorus var. echinoides
Thomas W. Nelson, Jane P. Nelson, J. P. Smith
1978-6-23
4468
Shasta
Along road to Bully Choop, 12 mi. from junction with County Road A16
Comment
HSC48063
Nuttallanthus texanus
Thomas W. Nelson
1978-4-23
3885
Humboldt
N of Samoa
Comment
UC1618040
Nuttallanthus texanus
Donald G. Nelson
1935-4-14
283
Orange
near Pacific Electric Railway Station, Newport Beach
Comment
HSC37831
Oemleria cerasiformis
Thomas W. Nelson, Jane P. Nelson
1976-2-21
2248
Humboldt
Tish-Tang campground
Comment
HSC82412
Oreostemma alpigenum var. andersonii
Thomas W. Nelson
1979-7-11
5018
Humboldt
N Trinity Mtn. and ridge to E.
1829
Comment
CAS-BOT-BC502865
Orobanche cooperi subsp. cooperi
Aven Nelson; Ruth Nelson
1939-3-28
3301
Riverside
East of N end of Salton Sea, near Mecca
Comment
UC671985
Orobanche fasciculata
Evelyn Hart Nelson
1940-5-18
99
Santa Clara
Loma Prieta, Santa Cruz Mountains.
Comment
HSC71924
Orobanche fasciculata
Thomas W. Nelson, Jane Nelson
1980-6-26
5909
Mendocino
Mendocino National Forest, along FS Rd. 1N02 at Blue Banks, 3.6 mi. S of Grizzly Flat Ranger Station
1524
Comment
HSC26304
Orobanche uniflora
Thomas W. Nelson
1971-4-24
397
Trinity
Along the New River Trail
Comment
UCR45386
Orthocarpus copelandii
Thomas W. Nelson, Jane P. Nelson
1980-7-17
6099
Trinity
Along Forest Service Road 17 at summit at county line
2073
Comment
HSC81509
Orthocarpus cuspidatus subsp. copelandii
Thomas W. Nelson, Jane Nelson
1980-7-17
6099
Trinity
Along FS Rd. 17 at summit at county line
2073
Comment
RSA258897
Orthocarpus purpurascens var. purpurascens
Thomas W. Nelson, Jane P. Nelson
1974-4-8
1145
Lake
ca. 200 m. east of Oasis Resort 13 mi. east of Clear Lake Oaks along Hwy 20.
Comment
JEPS106489
Osmorhiza brachypoda
J. K. Nelson with Susan Erwin and Jeff Paulo
2004-7-8
2004 -86
Trinity
Yolla Bolly Wilderness, N side saddle between North Yolla Bolly Mountains and Black Rock, upper end Pettijohn Basin
Comment
HSC28242
Osmorhiza occidentalis
Thomas W. Nelson
1973-7-14
1092
Trinity
Beside Deadfall Creek, just west of head of trail to Deadfall Lake
Comment
HSC32844
Osmorhiza purpurea
Thomas W. Nelson, Jane P. Nelson
1973-5-28
945
Humboldt
McKeown Ranch N of Dinsmore
Comment
HSC33182
Osmorhiza purpurea
Thomas W. Nelson
1974-4-20
1185
Humboldt
Near Elk Head N of Trinidad
Comment
UC724229
Oxystylis lutea
Aven and Ruth Nelson
1939-4-2
3285
Inyo
road sides near Shoshone
Comment
HSC70179
Packera bolanderi
Thomas W. Nelson, Jane P. Nelson
1978-7-4
4415
Humboldt
Along county road ca. 3 mi. SE of Kneeland Airport
762
Comment
HSC103520
Packera cana
Thomas W. Nelson, Jane Nelson
1986-6-23
8129
Shasta
Along State Route 44, .7 mi. from Old Station near foot of steep grade
Comment
HSC67254
Packera greenei
Thomas W. Nelson, Jane P. Nelson
1980-6-17
5519
Trinity
Shasta-Trinity National Forest, across Salt Creek from Salt Creek Campground
915
Comment
HSC68599
Packera greenei
Thomas W. Nelson, Jane P. Nelson
1980-6-18
5541
Trinity
Along Hwy. 3, 0.4 mi. S of Salt Creek Bridge
762
Comment
HSC68775
Packera greenei
Thomas W. Nelson, Jane P. Nelson
1980-6-19
5655
Trinity
Shasta-Trinity National Forest, Rattlesnake Ridge along Forest Servcie Rd. 29N62, 1.3 mi. W of junction with FS Rd. 29N58
1220
Comment
HSC68820
Packera greenei
Thomas W. Nelson, Jane P. Nelson
1980-6-19
5617
Trinity
Along Salt Creek Rd., 2 mi. from junction with Hwy. 3
793
Comment
HSC68833
Packera greenei
Thomas W. Nelson, Jane P. Nelson
1980-6-19
5632
Trinity
Along Old State Rte. 36 (Post Creek Rd.) at bridge over Glade Creek
884
Comment
HSC68868
Packera greenei
Thomas W. Nelson
1980-6-20
5712
Trinity
Shasta-Trinity National Forest, along Forest Service Rd. 29N73, 1.6 mi. S of junction with Hwy. 36
1220
Comment
HSC68967
Packera greenei
Thomas W. Nelson, Jane P. Nelson
1980-6-22
5731
Trinity
Shasta-Trinity National Forest: along S.R. 36 on ridge between Salt Creek and Muldoon Gulch; 2.5 mi. W of junction with Rd. 30
1311
Comment
HSC70137
Packera greenei
Thomas W. Nelson, Jane P. Nelson, J. P. Smith
1978-7-22
4463
Tehama
At jct. of Tedoc Rd. and road to summit of Mt. Tedoc
Comment
HSC70145
Packera greenei
Thomas W. Nelson, Jane P. Nelson
1978-6-21
4249
Trinity
At Philpot Creek Campground
762
Comment
HSC70152
Packera greenei
Thomas W. Nelson, Jane P. Nelson
1978-6-21
4227
Trinity
Along Hwy. 3, 0.25 mi. E of Hayfork Summit
1037
Comment
HSC71861
Packera greenei
Thomas W. Nelson, Jane P. Nelson
1980-6-22
5781
Trinity
Along FS Rd. 30, 10 mi. S of junction with Hwy. 36 and 1.5 mi. W of junction with road to Pine Root Spring
1463
Comment
HSC88192
Paeonia brownii
R. E. Nelson, T. Baumann, Kondratieff, T. Sargent
1988-1-12
5117
Orange
San Juan Creek at the Lower San Juan Campground, Cleveland National Forest.
366
Comment
HSC25956
Parentucellia viscosa
Thomas W. Nelson
1970-10-17
268
Del Norte
Beside Lagoon Creek
Comment
JEPS117868
Parnassia californica
J. K. Nelson with Martin Lenz
2004-9-2
2004 -109
Trinity
Headwaters Crow Creek, west of Castle Crags, ca 50 miles NW of Redding, below Forest Road
1767
Comment
JEPS117867
Parnassia cirrata var. intermedia
J. K. Nelson with Martin Lenz
2004-9-2
2004 -108
Trinity
Tamarack Creek basin, west of Castle Crags, ca 45 miles NW of Redding.
1732
Comment
UC1543028
Pectocarya penicillata
Donald G. Nelson
1936-5-24
416
Riverside
just n Lake Hernet (nw of Thomas Mtn, on Pine to Palms Hwy); San Jacinto Mountains, east slope, Hurky Creek Camp
Comment
HSC69859
Pectocarya pusilla
Thomas W. Nelson
1978-5-27
4081
Trinity
At Secret Gulch ca. 1 mi. NW of Three Forks of Mad River
884
Comment
POM368812
Pectocarya pusilla
Thomas W. Nelson
1978-5-27
4081
Trinity
Secret Gulch ca. 1 mile northwest of Three Forks of Mad River.
884
Comment
HSC32697
Pedicularis densiflora
Thomas W. Nelson, Jane P. Nelson
1973-4-24
771
Mendocino
Beside jeep road to Roberts Lake, N of Eden Valley Ranch.
Comment
HSC39514
Pedicularis densiflora
Thomas W. Nelson, Alan Goes, James Nelson
1976-5-24
2602
Mendocino
E of Red Mtn.
1098
Comment
HSC67344
Pedicularis densiflora
Thomas W. Nelson
1980-5-30
5363
Trinity
Along Rd. 60 (Underwood Mtn. Rd.), 10 mi. S from junction with Hwy. 299
1341
Comment
LA200
Pellaea andromedifolia
I. L. Nelson;
1950-5-1
sn
Los Angeles
Santa Monica Mountains, Topanga Canyon
Comment
HSC36613
Pellaea brachyptera
Thomas W. Nelson
1973-5-30
1000
Trinity
Red Lassic area
1799
Comment
CHSC33041
Penstemon anguineus
Thomas Nelson; Jane Nelson
1976-7-1
2907
Humboldt
The Lassics. Growing along east side of Red Lassic; beside rd. 1S07.
1676
Comment
NY1056913
Penstemon anguineus
T. W. Nelson
1982-7-17
7184
Glenn
Plasket Meadows Campground
1829
Comment
HSC32570
Penstemon anguineus
Thomas W. Nelson
1973-7-10
1038
Trinity
Along Mule Ridge
Comment
RSA258870
Penstemon anguineus
Thomas W. Nelson
1973-7-10
1038
Trinity
Along Mule Ridge south-east of Red Lassic.
Comment
HSC82609
Penstemon azureus
Thomas W. Nelson, Jane P. Nelson
1979-5-26
4729
Trinity
Along Hwy. 3 at S end of Eagle Creek Loop
Comment
NY1056911
Penstemon azureus subsp. azureus
T. W. Nelson
2004-6-21
9257
Shasta
Along road to PG7E Pit dam #6. 3.3 miles from junction with Big Bend road. Cascades of Califronia
560
Comment
NY571153
Penstemon azureus var. azureus
T. W. Nelson
1979-5-26
4729
Trinity
Bonanza King Quad. Moist field along State Route 3 at south end of Eagle Creek Loop.
Comment
HSC70093
Penstemon deustus
Thomas W. Nelson, Jane P. Nelson
1978-6-22
4307
Trinity
Along branch road off Dubakella Rd., 2 mi. from junction with Red Mtn. Motorway, along ridge SW of S Dubakella
1555
Comment
JEPS116584
Penstemon laetus
Julie Kierstead Nelson with Rhonda Posey
2007-6-15
2007 -016
Siskiyou
North side of Mt. Shasta, south of Hwy 97, along Forest Service Rd. 42N15 Weed (unburned area witin Hotlum Fire perimeter burned Feb 2006; 4 mi NE of town of); Mt. Shasta
1219
Comment
HSC35697
Penstemon laetus subsp. sagittatus
Thomas W. Nelson, B. Reinhardt
1975-7-30
2104
Humboldt
Along road out Whiting Ridge
Comment
SEINET11262166
Penstemon laetus var. sagittatus
Thomas Nelson, Jane Nelson; James Nelson
1975-6-14
1905
Humboldt
Growing on north side of Pine Mountain.; 0
Comment
CHSC118644
Penstemon laetus var. sagittatus
Julie Kierstead Nelson; Martin Lenz, Rhonda Posey, Brenna Montagne
2016-6-9
2016 -032
Siskiyou
Lower Parks Creek watershed, E Klamath Range, along Forest Service Road 42N19, 4 miles northwest of Stewart Springs; UTM NAD 83 Zone 10, 539279m E, 4587169m N.
4944
Comment
HSC82124
Penstemon newberryi subsp. berryi
Thomas W. Nelson
1979-7-11
4996
Humboldt
N Trinity Mtn. and ridge to E.
1829
Comment
HSC81641
Penstemon parvulus
Thomas W. Nelson, Jane P. Nelson
1980-7-17
6110
Trinity
Along FS Rd. 17 at summit at county line
2073
Comment
NY629998
Penstemon parvulus
T. W. Nelson
1979-6-14
4761
Trinity
Bonanza King Quad. Along Trinity River and Old State Route 3 north of Eagle Creek Campground
823.0
Comment
JEPS123418
Penstemon procerus
Julie Kierstead Nelson with Marie Buell
2015-7-14
2015 -075
Trinity
Yolla Bolly Wilderness; near Tehama County line; 0.3 miles W of North Yolla Bolly; headwaters of the east for of the south Fork of Trinity River.
Comment
HSC34722
Penstemon purpusii
Thomas W. Nelson
1974-7-20
1685
Trinity
Black Lassic Area
1799
Comment
HSC68733
Penstemon purpusii
Thomas W. Nelson, Jane Nelson
1980-6-22
5751
Trinity
Shasta-Trinity National Forest, along FS Rd. 29N28, 7 mi. S of junction with Hwy. 36, 1 mi. from Goat Camp
1372
Comment
HSC70070
Penstemon purpusii
Thomas W. Nelson, Jane Nelson
1978-6-23
4374
Trinity
N of Red Mtn. along road from Red Mtn. to Hell to Find Lake
1616
Comment
HSC81496
Penstemon roezlii
Thomas W. Nelson, Jane Nelson
1980-7-6
6021
Lassen
Along Adin-Madeline Rd. 0.5 mi. W of Moll Reservoir.
1585
Comment
HSC82000
Penstemon roezlii
Thomas W. Nelson, Jane Nelson
1979-6-16
4853
Siskiyou
Along Hwy. 3, 3.1 mi. N of Scott Mtn. Summit
1280
Comment
HSC40196
Penstemon rydbergii var. oreocharis
Thomas W. Nelson, Jane Nelson
1976-8-1
3145
Shasta
Lassen Volcanic National Park, King's Creek campground
Comment
JEPS116617
Penstemon speciosus
Julie Kierstead Nelson with Rhonda Posey
2007-6-15
2007 -013
Siskiyou
North side of Mt. Shasta, south of Hwy 97, along Forest Service Rd. 42N73 Weed (unburned area within Hotlum Fire perimeter burned in Feb 2006, 4 mi NE of town); Mt. Shasta
1127
Comment
CAS-BOT-BC94095
Pentagramma triangularis
Julie Kierstead Nelson
2004-3-12
2004 -005
Shasta
Jones Valley, S side of Shasta Lake; ca. 10 mi NE of Redding. S of County Road 5H04 (Forest Road 33N03), near Clikapudi
335
Comment
HSC38210
Pentagramma triangularis
Thomas W. Nelson
1976-5-3
2384
Mendocino
Along old Hwy. 101 at its junction with BLM road to Red Mtn.
Comment
HSC32525
Perideridia kelloggii
Thomas W. Nelson
1973-9-3
1126
Humboldt
McKeown Ranch N of Dinsmore
Comment
HSC35720
Perideridia kelloggii
Thomas W. Nelson, J. O. Sawyer
1975-10-9
2230
Mendocino
Along BLM road to Red Mountain just S of junction with Cat Track Rd.
Comment
GH378617
Peritoma arborea
A. Nelson
1930-3-1
11168 a
Unknown
No. of Palm Springs
Comment Read comments Jan 6 2015
HSC35978
Peritoma arborea
Thomas W. Nelson, Jane Nelson, James Nelson
1975-8-19
2176
Los Angeles
Beside Hwy. 5, W of junction with Hwy. 138
915
Comment
POM190724
Perityle emoryi
A. Nelson
1930-3-14
11182 a
San Diego
In Devil's Canyon, Jacumba.
Comment
HSC34702
Persicaria amphibia
Thomas W. Nelson
1974-8-24
1705
Humboldt
Klamath River ca. 2 mi. below the mouth of Aikins Creek
Comment
HSC47736
Petrorhagia dubia
Thomas W. Nelson, Jane P. Nelson
1978-4-29
3942
Colusa
Along Bear Valley Rd., 2.5 mi. from junction with Hwy. 20
366
Comment
OBI78874
Petrorhagia dubia
Kristen Nelson
2013-5-22
s.n.
San Luis Obispo
Cuesta Grade. West side along dirt road west of TV tower Road
616
Comment
UC724131
Peucephyllum schottii
Aven and Ruth Nelson
1939-3-27
3291
Imperial
near Fish Springs (w of the Salton Sea)
Comment
SFV18588
Phacelia argentea
T. W. Nelson, J. P. Nelson
1987-5-25
8516
Del Norte
Coastal meadows at Point Saint George
30
Comment
CHSC110530
Phacelia corymbosa
Julie Kierstead Nelson
2011-8-23
2011 -44
Siskiyou
Eastern Klamath Mountains, The Eddys. North side of Fawn Creek, 2 miles NE of Gumboot Lake.
Comment
CHSC35588
Phacelia corymbosa
Thomas W. Nelson; Jane P. Nelson
1980-6-17
5528
Trinity
Shasta-Trinity National Forest. Along road 1N12(12) 1.1 miles from junction with road 2N07(7).
1005
Comment
HSC30759
Phacelia corymbosa
Thomas W. Nelson
1973-5-30
9871
Trinity
Along Mule Ridge
1372
Comment
HSC67199
Phacelia corymbosa
Thomas W. Nelson, Jane P. Nelson
1980-6-16
5451
Trinity
Shasta-Trinity National Forest, just N of Philpot Campground
793
Comment
HSC68850
Phacelia corymbosa
Thomas W. Nelson, Jane P. Nelson
1980-6-20
5716
Trinity
Shasta-Trinity National Forest, along Forest Service Rd. 29N73, 1.6 mi. S of junction with Hwy. 36
1220
Comment
HSC70186
Phacelia corymbosa
Thomas W. Nelson, Jane P. Nelson
1978-6-23
4324
Trinity
Along FS Rd. 30, 1 mi. S of junction with SR 36
Comment
JEPS128445
Phacelia corymbosa
Julie Kierstead Nelson with Martin Lenz
2015-5-18
2015 -041
Shasta
Shotgun Road, eastern Klamath Range, Sacramento River canyon west of Interstate 5; ca. 8 miles south of Castle Crags.
Comment
JEPS81081
Phacelia corymbosa
Thomas W. Nelson and Jane P. Nelson
1980-6-18
5600
Trinity
along rd 1N10 1 mi from junction with road 2N07 (7); Shasta-Trinity National Forest, Pickett Peak Quad.
1371
Comment Read comments Jul 11 2012
UCR80262
Phacelia corymbosa
Thomas W. Nelson, Jane P. Nelson
1977-7-4
3576
Humboldt
Head of N Fork of Conley Creek
520
Comment
RSA258856
Phacelia corymbosa
Thomas W. Nelson, James Nelson
1973-5-30
987
Trinity
Along Mule Ridge south-east of Red Lassic.
Comment
UCD120291
Phacelia corymbosa
Thomas W. Nelson; Jane P. Nelson
1980-6-17
5499
Trinity
Shasta-Trinity National Forest. Along Salt Creek Road at junction with road 30N24.
944
Comment
HSC130440
Phacelia greenei
Thomas W. Nelson, Susan Erwin
2004-6-3
9221
Siskiyou
Forest Service Rd. 40N08 at junction with FS Rd.44N44
1696
Comment
HSC34886
Phacelia heterophylla
Thomas W. Nelson
1975-5-17
1833
Trinity
Beside Hwy. 299 just E of Big Bar.
Comment
HSC41589
Phacelia heterophylla subsp. virgata
Thomas W. Nelson, Jane P. Nelson
1977-6-19
3526
Trinity
Above Senteney Rock
1555
Comment
HSC81721
Phacelia imbricata
Thomas W. Nelson, Jane P. Nelson
1980-4-27
5121
Mendocino
At mile post 55.38 along old Hwy. 101 N of Willits
Comment
UCR147822
Phacelia minor
Beth Nelson
1991-4-20
010
San Bernardino
San Bernardino Valley/San Gabriel Mtns., North of Fontana, 15 Fwy NE., exit Sierra Ave., left 0.3 miles to Lytle Creek Rd., turn left, 1.2 miles [mouth of Lytle Creek Canyon, just above Nealey's Corner]
640
Comment
CHSC105865
Phacelia pringlei
Julie Kierstead Nelson
2010-7-3
2010 -012
Siskiyou
Scott Mountain; Road 40N08 from hwy 3 at summit to Carment Lake, at Pacific Crest Trail crossing.
1676
Comment
HSC81553
Phacelia pringlei
Thomas W. Nelson, Jane P. Nelson
1980-7-17
6097
Trinity
Along FS Rd. 17 at summit at county line
2073
Comment
JEPS118711
Phacelia pringlei
Julie Kierstead Nelson
2010-6-3
2010 -012
Siskiyou
Scott Mountain; Road 40N08 from Hwy. 3 at summit to Carmen Lake, at Pacific Crest Trail crossing.
Comment
JEPS121730
Phacelia procera
Julie Kierstead Nelson with Martin Lenz
2014-6-3
2011 -066
Shasta
Van Sicklin Road, Forest Road 37N48, 4 miles south of McCloud Dam.
Comment
JEPS128101
Phacelia procera
Julie Kierstead Nelson with Heath Bartosh, Jepson Yolla Bolly Workshop
2017-7-14
2017 -027
Trinity
Yolla Bolly Wilderness; Black Rock Lake.
Comment
JEPS106490
Phacelia procera
J. K. Nelson with Susan Erwin and Jeff Paulo
2004-7-8
2004 -90
Trinity
Yolla Bolly Wilderness, N side of saddle between North Yolla Bolly Mountains and Black Rock, upper end Pettijohn Basin
Comment
RSA258850
Phacelia tanacetifolia
Thomas W. Nelson
1973-4-9
1162
Lake
Along highway 20 between Lucerne and Clear Lake Oaks.
Comment
HSC40395
Phleum pratense
Thomas W. Nelson, Jane P. Nelson
1976-7-26
3026
Trinity
Along 1S07 NE side of Red Lassic.
1677
Comment
HSC33085
Phlox diffusa
Thomas W. Nelson, Jane P. Nelson
1974-5-26
1288
Glenn
Saddle just N of trail to Black butte
2134
Comment
HSC68904
Phlox diffusa
Thomas W. Nelson, Jane P. Nelson
1980-6-20
5676
Trinity
Shasta-Trinity National Forest, along 4-wheel drive road out Blue Point Ridge, 1 mi. W of junction with FS Rd. 29N55
1555
Comment
UCD118253
Phlox speciosa
Thomas W. Nelson; Jane P. Nelson
1980-6-22
5848
Tehama
Along forest service rd. 45, 1.9 miles north of Tedoc Gap; west side of Mt. Tedoc.
1371
Comment
CHSC35599
Phlox speciosa subsp. occidentalis
Thomas W. Nelson; Jane P. Nelson
1980-6-22
5848
Tehama
North Coast Ranges. Along forest service rd. 45 1.9 miles north of Tedoc Gap; west side of Mt. Tedoc.
1371
Comment
HSC68946
Phlox speciosa subsp. occidentalis
Thomas W. Nelson, Jane P. Nelson
1980-6-22
5737
Trinity
Along Hwy. 36 at Muldoon Gulch, Shasta-Trinity National Forest
1311
Comment
HSC82284
Phlox speciosa subsp. occidentalis
Thomas W. Nelson, Jane P. Nelson
1979-6-15
4804
Siskiyou
Along road to Carmen Lake, 0.6 mi. from junction with State Route.
1646
Comment
RSA254828
Phoenicaulis cheiranthoides
Thomas W. Nelson, James Nelson
1974-5-27
1313
Mendocino
Mendocino National Forest near Mendocino Pass
1524
Comment
HSC38024
Phoradendron bolleanum
Thomas W. Nelson, Jane Nelson
1976-5-10
2488
Butte
Just E of Magalia
Comment
CAS-BOT-BC135082
Phoradendron californicum
Aven Nelson; Ruth Nelson
1939-3-24
3238
San Diego
In Borego Desert
Comment
HSC40601
Phoradendron serotinum subsp. tomentosum
Thomas W. Nelson, James Nelson
1976-6-22
2827
Trinity
1494
Comment
UC724189
Phragmites australis
Aven and Ruth Nelson
1939-4-1
3370
Riverside
Blythe
Comment
UC1618079
Phyla
Donald G. Nelson
1939-6-9
106
San Joaquin
s.e. Stockton (on the Mt. Diablo Base Line, junction of Austin Rd. & Little John Creek)
Comment
HSC81699
Pickeringia montana var. montana
Thomas W. Nelson, Jane P. Nelson
1980-6-24
5881
Lake
Along Forest Service Rd. 17N16, 3.1 mi. E of Bear Creek Ranger Station
1220
Comment
UC671877
Pickeringia montana var. montana
Evelyn Hart Nelson
1939-7-29
1
Santa Clara
Loma Prieta Santa Cruz Mountains (mountain top)
1160
Comment
UC1543146
Pilularia americana
Donald G. Nelson
1935-4-15
301
Orange
near Costa Mesa (on rd from Garden Grove to Costa Mesa, <rd.> converging toward main hwy. from Santa Ana)
Comment
RSA254812
Pinus attenuata
Thomas W. Nelson, D. Anderson
1973-5-5
823
Mendocino
In the Roberts Lake area of Eden Valley N of Eden Valley Ranch. Growing in woodland E of Roberts Lake.
Comment
HSC32888
Pinus jeffreyi
Thomas W. Nelson
1973-5-30
981
Trinity
Along Mule Ridge SE of Red Lassic
Comment
JEPS128118
Pinus jeffreyi
Julie Kierstead Nelson with Heath Bartosh, Jepson Yolla Bolly Workshop
2017-7-13
2017 -022
Trinity
Yolla Bolly Wilderness; near Tehama County line; Pettiohn Basin; headwaters of the east fork of the south fork of Trinity River.
Comment
HSC38307
Pinus lambertiana
Thomas W. Nelson, Alan Goes
1976-5-3
2406
Mendocino
Along road E of Red Mtn.
1159
Comment
JEPS128116
Pinus monticola
Julie Kierstead Nelson with Heath Bartosh, Ken Hickman Jepson Yolla Bolly Workshop
2017-7-14
2017 -038
Trinity
Yolla Bolly Wilderness; near Tehama County line; Pettiohn Basin; headwaters of the east fork of the south fork of Trinity River.
Comment
CAS-BOT-BC72827
Pinus ponderosa
Thomas Nelson; Jane Nelson
1976-2-7
2259
Trinity
Pigeon Point
Comment
HSC32875
Pinus ponderosa
Thomas W. Nelson, D. E. Anderson
1973-5-6
910
Mendocino
Along the road to Eden Valley, W side of summit
Comment
RSA254847
Pinus ponderosa
Thomas W. Nelson, D. Anderson
1973-5-6
910
Mendocino
Growing on moist hillsides along the road to Eden Valley, west side of summit.
Comment
UC1543039
Piperia cooperi
Donald G. Nelson
1935-4-6
245
Orange
about 4 mi from San Juan Canyon summit (canyon 200-300 ft below main highway, e of San Juan Capistrano)
Comment
HSC82225
Plagiobothrys canescens
Thomas W. Nelson
1979-4-10
4575
Placer
Along W side of Sierra College Blvd. between I-80 and Douglas Blvd.
Comment
HSC82420
Plagiobothrys cognatus
Thomas W. Nelson, Jane P. Nelson
1980-4-26
5091
Lake
Tule Lake, SE side of Hwy. 20, 3 mi. from its junction with Hwy. 29
Comment
HSC38054
Plagiobothrys fulvus
Thomas W. Nelson, Jane P. Nelson
1976-5-9
2460
Butte
At intersection of Palermo Rd. and S.R. 70 ca. 4 mi. S of Oroville
Comment
HSC103437
Plagiobothrys glyptocarpus
Thomas W. Nelson, Jane Nelson
2005-4-21
9297
Shasta
Dersch Rd., 1.9 mi. from junction with Deschutes Rd. along Dry Creek, below bridge
147
Comment
HSC41225
Plagiobothrys hispidulus
Thomas W. Nelson, Jane P. Nelson
1977-6-19
3497
Humboldt
Above Alder Springs
1585
Comment
HSC37990
Plagiobothrys nothofulvus
Thomas W. Nelson, James Nelson, Jane P. Nelson, J. P. Smith
1976-4-12
2337
Lake
Along Morgan Valley Rd., 1.5 mi. from Napa County line
671
Comment
HSC38120
Plagiobothrys nothofulvus
Thomas W. Nelson, J. P. Smith, Jane P. Nelson, James Nelson
1976-4-13
2356
Lake
Along Bartlet Springs Rd., 0.6 mi. from its junction with Hwy. 20
Comment
HSC38363
Plagiobothrys nothofulvus
Thomas W. Nelson
1976-5-4
2413
Mendocino
Along N side of BLM road to Red Mtn.
427
Comment
HSC103470
Plagiobothrys nothofulvus
Thomas W. Nelson
2005-5-24
9324
Trinity
Vacant lot in Weaverville, at jct. of State Rte. 299 and Mountain View Street.
676
Comment
HSC32720
Plagiobothrys nothofulvus
Thomas W. Nelson, Jane P. Nelson
1973-4-24
795
Mendocino
W edge of serpentine beside road to Roberts Lake N of Eden Valley Ranch
Comment
HSC38279
Plagiobothrys nothofulvus
Thomas W. Nelson, Jane P. Nelson
1976-3-21
2272
Shasta
Beside Hwy. 299, 3 mi. W of Clear Creek bridge
Comment
HSC82514
Plagiobothrys nothofulvus
Thomas W. Nelson
1979-5-13
4675
Trinity
At junction of county roads NE of Rees Brothers Coal Mine.
579
Comment
CHSC105712
Plagiobothrys shastensis
Julie Kierstead Nelson
2005-5-2
2005 -004
Shasta
Floodplain of Stillwater Creek, Encanto Way, 8 miles NE of Redding.
182
Comment
HSC82443
Plagiobothrys stipitatus
Thomas W. Nelson, Jane P. Nelson
1980-4-26
5093
Lake
Tule Lake, SE side of Hwy. 20, 3 mi. from its junction with Hwy. 29
Comment
HSC35909
Plagiobothrys tenellus
Thomas W. Nelson, James Nelson, Jane P. Nelson
1975-6-21
1930
Trinity
Brown's Canyon Campground.
Comment
HSC38111
Plagiobothrys tenellus
Thomas W. Nelson, J. P. Smith, Jane P. Nelson, James Nelson
1976-4-13
2369
Lake
Along Bartlet Springs Rd., 0.6 mi. from its junction with Hwy. 20
Comment
HSC47746
Plagiobothrys tenellus
Thomas W. Nelson, Jane P. Nelson
1978-4-29
3941
Colusa
Along Bear Valley Rd., 2.5 mi. from junction with Hwy. 20
366
Comment
HSC69823
Plagiobothrys tenellus
Thomas W. Nelson
1978-5-27
4067
Trinity
Along trail to Red Mtn.
1220
Comment
HSC69871
Plagiobothrys tenellus
Thomas W. Nelson
1978-5-28
4093
Humboldt
McKeown Ranch, N of Dinsmore
762
Comment
HSC33143
Plantago erecta
Thomas W. Nelson, Jane Nelson
1974-4-9
1174
Mendocino
Eel River Campground, Mendocino National Forest
Comment
HSC34858
Plantago erecta
Thomas W. Nelson, James Nelson
1975-5-5
1794
Lake
Beside Hwy. 29, 2 mi. N of Middletown
Comment
HSC37870
Plantago erecta
Thomas W. Nelson, J. P. Smith, Jane P. Nelson, James Nelson
1976-4-12
2315
Lake
Beside Morgan Valley Rd. 7.8 mi. from Lower Lake
640
Comment
UC1618062
Plantago major
Donald G. Nelson
1935-7-15
306
Orange
Costa Mesa
Comment
UC1618068
Plantago ovata
Donald G. Nelson
1935-3-30
194
Orange
On Tonner lease, mouth of Brea Canyon.
Comment
UC1618005
Plantago patagonica
Donald G. Nelson
1936-5-24
417
Riverside
Hurkey Creek Camp
Comment
HSC70190
Platanthera sparsiflora
Thomas W. Nelson, Jane P. Nelson
1978-6-23
4328
Trinity
Along FS Rd. 30, 1 mi. S of junction with SR 36
Comment
HSC39507
Platystemon californicus
Thomas W. Nelson, James Nelson, Alan Goes
1976-5-4
2441
Mendocino
Along BLM road to School Section Creek
610
Comment
UC1618090
Platystemon californicus
Donald G. Nelson
1937-4-27
530
Alameda
n side of small canyon on lefthand side of Tunnel Road at entrance to Canyon Oakland (Oakland)
Comment
HSC32744
Platystemon californicus
Thomas W. Nelson, Jane P. Nelson
1973-4-23
756
Mendocino
E of Eden Valley Ranch along Toney Creek
640
Comment
CHSC110510
Plectritis
Julie Kierstead Nelson
2010-4-5
Shasta
Clikapudi Trail, south shore of Shasta Lake, north of Jones Valley.
381
Comment
HSC38168
Plectritis macrocera
Thomas W. Nelson, Jane Nelson
1976-5-23
2516
Trinity
Brown's Canyon Campground.
Comment
JEPS106474
Poa
J. K. Nelson with Susan Erwin and Jeff Paulo
2004-7-8
2004 -76
Trinity
Yolla Bolly Wilderness, headwaters of East Fork South Fork Trinity River, ca. 1 mi SW of North Yolla Bolly Mountains
2100
Comment
HSC40309
Poa bolanderi
Thomas W. Nelson, Jane P. Nelson
1976-6-22
2846
Humboldt
Along Rd. to Goat Hill.
1646
Comment
HSC28172
Poa bulbosa
Thomas W. Nelson
1971-4-24
388
Trinity
Parking lot at the start of New River trail.
Comment
HSC40330
Poa pratensis
Thomas W. Nelson, Jane P. Nelson
1976-6-22
2854
Humboldt
Bog along road to Goat Hill.
1646
Comment
HSC40518
Poa secunda subsp. secunda
Thomas W. Nelson, Jane P. Nelson
1976-6-16
2743
Humboldt
Just W of Alder Springs.
1524
Comment
HSC40520
Poa secunda subsp. secunda
Thomas W. Nelson, Jane P. Nelson
1976-7-1
2927
Humboldt
Along ridge W of Lassic Peak (Signal Peak).
1738
Comment
HSC40690
Poa secunda subsp. secunda
Thomas W. Nelson, Jane P. Nelson
1976-7-1
2954
Trinity
Thin sedimentary soils along 5E27 between meadows.
1524
Comment
JEPS117863
Poa secunda subsp. secunda
J. K. Nelson with Rhonda Posey, Mary Ellen Colberg, Twyla Miller
2006-5-19
2006 -19
Siskiyou
North side of Mt. Shasta south of Hwy. 97 Hotlum Fire area burned in February 2006
1090
Comment
HSC69724
Polygala californica
Thomas W. Nelson
1978-6-14
4174
Del Norte
Along French Hill Rd., 2.4 mi. from junction with Hwy. 199
Comment
HSC81907
Polygala cornuta var. cornuta
Thomas W. Nelson, Jane P. Nelson
1979-7-7
4989
Trinity
Along margin of Trinity Lake at Wyntoon Campground
Comment
HSC39646
Polygonum aviculare
Thomas W. Nelson, James Nelson
1976-6-22
2747
Trinity
Above Senteney Rock near junction of 5E27 and 6E42
1524
Comment
UC1543012
Polygonum aviculare subsp. aviculare
Donald G. Nelson
1936-5-29
430
Orange
edge of lot along hwy between Marshall Avenue and Grand Avenue (on W. Commonwealth Ave.); Buena Park
Comment
HSC40108
Polygonum douglasii
Thomas W. Nelson, James Nelson
1976-7-28
3057
Trinity
The Lassics, along 5E27 just N of 1S07
1524
Comment
JEPS120264
Polygonum douglasii
Julie Kierstead Nelson
2009-9-28
2009 -019
Trinity
Unnamed drainage of NE of Saddle Gulch, Dubakella Mountain, ca. 1/2 mile south of Hwy 36W
Comment
CDA2923
Polygonum polystachyum
Thomas W. Nelson, M. Alcasas
1978-10-1
4555
Humboldt
Highway 101 right-of-way just north of Humboldt State University exit.
0
Comment
CDA2924
Polygonum polystachyum
Thomas W. Nelson, M. Alcasas
1978-10-1
4555
Humboldt
Highway 101 right-of-way just north of Humboldt State University exit.
0
Comment
RSA275327
Polygonum polystachyum
Thomas W. Nelson
1978-10-10
4555
Humboldt
Growing on Hwy 101 right of way just N of Humboldt State University exit, 1.5 miles.
Comment
JEPS123436
Polygonum sawatchense subsp. oblivium
Julie Kierstead Nelson with Marie Buell
2015-7-18
2015 -119
Trinity
Yolla Bolly Wilderness; saddle between Black Rock and North Yolla Bolly, off Pettijohn trail.
Comment
HSC40166
Polygonum shastense
Thomas W. Nelson, Jane P. Nelson
1976-8-1
3116
Shasta
Lassen Volcanic National Park, at head of trail to Lassen Peak
Comment
HSC35604
Polygonum spergulariiforme
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-7-15
2015
Humboldt
French Camp, Bald Hills.
Comment
HSC37827
Polypodium californicum
Thomas W. Nelson, Jane Nelson
1976-2-21
2250
Humboldt
Tish-Tang campground
Comment
HSC35954
Polystichum imbricans subsp. imbricans
Thomas W. Nelson
1975-6-20
1956
Trinity
Black Lassic area
1799
Comment
HSC40413
Polystichum munitum
Thomas W. Nelson, Jane Nelson
1976-7-1
2962
Trinity
Along FS Rd. 5E27 just S of Senteney Rock
1524
Comment
HSC70135
Polystichum munitum
Thomas W. Nelson, Jane Nelson, J. P. Smith
1978-7-22
4461
Tehama
Along road to summit of Mount Tedoc
1555
Comment
SEINET3874030
Polystichum munitum var. imbricans
Thomas Nelson, Jane P. Nelson; James Nelson
1975-6-14
1903
Humboldt
Beside branch off Rd. 2S08 to Pine Mountain.; 0
Comment
HSC81530
Polystichum scopulinum
Thomas W. Nelson, Jane Nelson
1980-7-20
6183
Siskiyou
Above and to SE of Big Carmen Lake
1738
Comment
UC1543099
Porophyllum gracile
Donald G. Nelson
1936-5-22
393
Riverside
on trail down to stream in Palm Spring Canyon; Ribbon Wood Camp, Pines to Palms Highways, Santa Rosa Mounta
Comment
UCR63022
Potentilla anserina
Donald G. Nelson
1939-6-14
617
San Mateo
East side of Skyline Blvd., a few miles south of Daly City. Large permanent pond
196
Comment
CHSC23902
Potentilla anserina subsp. pacifica
Thomas W. Nelson
1970-10-17
262
Del Norte
W side of highway 101 adjacent to pond.
Comment
HSC23146
Potentilla anserina subsp. pacifica
Thomas W. Nelson
1970-10-17
262
Del Norte
W of Hwy. 101
Comment
UC1543108
Potentilla anserina subsp. pacifica
Donald G. Nelson
1939-6-14
617
San Mateo
e side Skyline Blvd (a few mi s of Daly City); s of Daly Cith
Comment
HSC82396
Potentilla drummondii
Thomas W. Nelson
1979-7-11
5010
Humboldt
N Trinity Mtn. and ridge to E.
1829
Comment
HSC33423
Potentilla gracilis var. flabelliformis
Thomas W. Nelson, James Nelson
1974-6-17
1375
Placer
Dollar Point N of Lake Tahoe City
1585
Comment
CHSC118638
Potentilla millefolia
Julie Kierstead Nelson; Martin Lenz, Rhonda Posey, Brenna Motagne
2016-6-9
2016 -008
Siskiyou
Lower Parks Creek watershed, E Klamath Range; along Forest Service Road 42N19, 3 miles nothwest of Stewart Springs UTM NAD 83 Zone 10, 539582m E, 4586490m N.
1371
Comment
HSC82630
Prosartes hookeri
Thomas W. Nelson
1979-5-13
4648
Trinity
Along Rd. from SR 3 to Deerlick Springs 2 mi. S of Blanchard Flats.
640
Comment
UC1288497
Prunella
Andrew P. Nelson
1960-8-3
646 C
Sonoma
Pitkin Marsh
Comment
HSC22004
Prunella vulgaris
Thomas W. Nelson
1970-10-17
256
Del Norte
W side of Hwy. 101
Comment
HSC26841
Prunella vulgaris
Thomas W. Nelson
1971-1-8
321
Humboldt
Ferndale next to Co. Fair Grounds
Comment
UC1618059
Prunella vulgaris
Donald G. Nelson
1935-6-26
337
Los Angeles
near Fullerton
Comment
HSC81567
Prunella vulgaris subsp. lanceolata
Thomas W. Nelson, Jane P. Nelson
1980-7-13
6062
Humboldt
Along the road from Dinsmore to Anderson Ford-McKeown Ranch Rd.
762
Comment
HSC81963
Prunella vulgaris subsp. lanceolata
Thomas W. Nelson, Jane P. Nelson
1979-7-3
4946
Humboldt
Along road to Joe Losey property at junction of Kneeland and Maple Creek Rds.
610
Comment
GH400858
Prunella vulgaris subsp. lanceolata
A. P. Nelson
1960-1-1
566 , 642
Unknown
Point Reyes road ca. 0.3 miles west of turn off to Drake's Bay, Point Reyes
30
Comment
UC1288494
Prunella vulgaris var. lanceolata
Andrew P. Nelson
1960-8-13
668
San Bernardino
on road to Blue Jay near Arrowhead Lake town (Burnt Mill Canyon); , near town of Arrowhead Lake
1524
Comment
UC1402052
Prunella vulgaris var. lanceolata
Andrew P. Nelson
1960-8-27
680 -16
Madera
Comment
UC1402055
Prunella vulgaris var. lanceolata
Andrew P. Nelson
1960-8-25
675 -27
Tulare
Comment
UC1402058
Prunella vulgaris var. lanceolata
Andrew P. Nelson
1960-8-22
671 -14
Tuolumne
Comment
UC1402064
Prunella vulgaris var. lanceolata
Andrew P. Nelson
1960-7-19
628 -30
Humboldt
Comment
UC1288499
Prunella vulgaris var. vulgaris
Andrew P. Nelson
1960-8-3
646 A
Sonoma
Pitkin Marsh
Comment
UC1321001
Prunella vulgaris var. vulgaris
Andrew P. Nelson
1960-8-2
645
Alameda
Berkeley; 1834 Addison
Comment
HSC35044
Prunus emarginata
Thomas W. Nelson, James Nelson
1974-6-17
1364
Placer
Beside Hwy. 80 at its intersection with Blue Canyon Rd., 9 mi. W of the Placer-Nevada County line
1646
Comment
HSC39624
Prunus emarginata
Thomas W. Nelson, Jane P. Nelson
1976-6-15
2728
Humboldt
Along old trail from lookout to Blocksburg
1585
Comment
UC671892
Prunus emarginata
Evelyn Hart Nelson
1940-5-18
51 a
Santa Clara
Santa Cruz Mountains, Loma Prieta Loma Prieta; Santa Cruz Mountains, Loma Prieta
978
Comment
UC671891
Prunus ilicifolia
Evelyn Hart Nelson
1940-6-26
144
Santa Clara
Santa Cruz Mountains, Loma Prieta, road to lower Loma Loma Prieta; Santa Cruz Mountains, Loma Prieta
960
Comment
CHSC35525
Prunus subcordata
Thomas Nelson; J. P. Smith, Jane Nelson, James Nelson
1976-4-11
2296
Lake
Clearlake State Park.
Comment
RSA293123
Prunus subcordata
Thomas W. Nelson, J. P. Smith, Jane Nelson, James Nelson
1976-4-11
2296
Lake
Clearlake State Park.
Comment
UCR80261
Prunus subcordata
Thomas W. Nelson, J. P. Smith, Jane P. Nelson, James Nelson
1976-4-11
2296
Lake
Clearlake State Park
Comment
SD129662
Prunus virginiana var. demissa
Donald G. Nelson
1940-4-30
669
Lake
Just above Seigler Hot Springs
Comment
UC1618011
Prunus virginiana var. demissa
Donald G. Nelson
1940-4-30
669
Lake
n slopes above Siegler Hot Springs (between Loch Lomond and Lower Lake, Cobb Mountain); Cobb Mountain
304
Comment
CAS-BOT-BC356308
Psathyrotes ramosissima
Aven Nelson; Ruth A. Nelson
1939-3-23
3222
Imperial
Desert west side of Salton Sea
Comment
CAS-BOT-BC356332
Psathyrotes ramosissima
Aven Nelson; Ruth A. Nelson
1939-3-29
3312
Riverside
On trip from Mecca to Hidden Springs
Comment
UC724350
Psathyrotes ramosissima
Aven Nelson, Ruth A. Nelson
1939-3-23
3222
Imperial
desert w side Salton Sea
Comment
UC671967
Pseudognaphalium californicum
Evelyn Hart Nelson
1939-6-29
19
Santa Clara
Loma Prieta Santa Cruz Mountains, Loma Prieta
977
Comment
HSC59772
Pseudognaphalium luteoalbum
Thomas W. Nelson
1978-5-17
4034
Mendocino
Along BLM road to Red Mtn. Area
Comment
HSC40526
Pseudognaphalium thermale
Thomas W. Nelson, James Nelson
1976-7-28
3060
Humboldt
SW-facing outcrop along S.R. 36 ca. 4 mi. W of Dinsmore
Comment
HSC81663
Pseudostellaria jamesiana
Thomas W. Nelson, Jane P. Nelson
1980-7-17
6079
Siskiyou
Along FS Rd. 17, 1 mi. N of summit at county line
2073
Comment
JEPS128117
Pseudotsuga menziesii
Julie Kierstead Nelson with Heath Bartosh, Jepson Yolla Bolly Workshop
2017-7-14
2017 -036
Trinity
Yolla Bolly Wilderness; trail from Pettiohn Basin to Black Rock Lake.
Comment
UC1543165
Psilocarphus
Donald G. Nelson
1935-4-15
300
Orange
On road from Garden Grove to Cosa Mesa, converging near Costa Mesa, toward main highway from Santa Ana
Comment
CHSC843
Psorothamnus emoryi
L. Nelson
1935-4-17
Riverside
Colorado Desert.
Comment
UC724224
Psorothamnus schottii
Aven and Ruth Nelson
1939-3-25
3249
San Diego
about public camp-ground , about public camp-ground (Borego Desert State Park)
Comment
HSC40122
Pterospora andromedea
Thomas W. Nelson, James Nelson
1976-7-28
3071
Humboldt
Along small creek E of old road from Goat Mountain lookout to branch road of FS 2S08 N of Alder Springs.
1555
Comment
HSC35972
Pycnanthemum californicum
Thomas W. Nelson, James Nelson
1973-7-14
1067
Trinity
Next to the Trinity River at Eagle Creek
Comment
HSC69767
Pyrola aphylla
Thomas W. Nelson, Jane Nelson
1977-9-3
3715
Humboldt
J.E. Losey property above junction of Kneeland-Maple Creek Rd.
671
Comment
HSC82140
Pyrola dentata
Thomas W. Nelson, Jane Nelson
1979-6-25
4929
Tehama
Along F.S. Rd. 45 at mile post 11, W slope of Mt. Tedoc
1372
Comment
HSC32659
Pyrola picta
Thomas W. Nelson
1973-5-30
1012
Trinity
Black Lassic area
1799
Comment
HSC39498
Pyrola picta
Thomas W. Nelson, Alan Goes, James Nelson
1976-5-4
2428
Mendocino
Along N Fork of School Section Creek
976
Comment
UC1618046
Quercus
Donald G. Nelson
1940-4-30
659
Lake
between Middletown and Kelseyville (summit of the grade, just above Loch Lomond, Cobb Mt.); Cobb Mt.
Comment
UCD46937
Quercus X morehus
R. E. Nelson
1947-11-26
RN 28
Mendocino
2 miles west of Redwood Valley.
304
Comment
GH344019
Quercus agrifolia
D. G. Nelson
1935-10-2
Unknown
Campus, University of California, Berkeley
Comment
POM224195
Quercus agrifolia
Donald G. Nelson
1935-10-2
s.n.
Alameda
Campus, University of California, Berkeley
Comment
UC545774
Quercus agrifolia
Donald G. Nelson
1935-10-2
Alameda
Campus, Univ. of Calif., Berkeley Univ. of Calif., Berkeley
Comment
HSC69897
Quercus berberidifolia
Thomas W. Nelson, Jane P. Nelson
1977-7-14
3635
Lake
Along USFS Rd. 20N01
534
Comment
UC671924
Quercus berberidifolia
Evelyn Hart Nelson
May 1939
29
Santa Clara
Loma Prieta Santa Cruz Mountains
975
Comment
HSC37825
Quercus chrysolepis
Thomas W. Nelson, Jane P. Nelson
1976-2-21
2251
Humboldt
Tish-Tang campground
Comment
HSC44165
Quercus chrysolepis
Thomas W. Nelson, James Nelson
1976-6-10
2685
Trinity
Ridge above Senteney Rock
1555
Comment
CHSC110505
Quercus douglasii
Julie Kierstead Nelson
2012-5-1
2012 -013
Shasta
5 miles N of Shasta College, NE of Redding; floodplain of unnamed tributary to Stillwater Creek.
198
Comment
HSC32726
Quercus durata var. durata
Thomas W. Nelson, Jane P. Nelson
1973-4-24
792
Mendocino
Beside jeep road to Roberts Lake, N of Eden Valley Ranch.
Comment
HSC69677
Quercus durata var. durata
Thomas W. Nelson, J. O. Sawyer
1978-6-9
4111
Trinity
Red Mtn.
1250
Comment
HSC71875
Quercus durata var. durata
Thomas W. Nelson, Jane P. Nelson
1980-6-22
5834
Shasta
Shasta-Trinity National Forest, junction of FS Rd. 41 and FS Rd. 28N08
1220
Comment
HSC47730
Quercus garryana var. breweri
Thomas W. Nelson, J. P. Smith, J. O. Sawyer
1978-5-6
3999
Shasta
Along forest rd. to Beegum Gorge at Zachary Gulch
Comment
CHSC110543
Quercus lobata
Julie Kierstead Nelson
2012-5-1
2012 -011
Shasta
5 mi. N of Shasta College, NE of Reddinga; floodplain of unnamed tributary of Stillwater Creek;
198
Comment
HSC67391
Quercus vacciniifolia
Thomas W. Nelson
1980-5-30
5369
Trinity
Along Rd 4N09, 1.9 miles from junction with road 60 (Underwood Mountain Rd)
1128
Comment
UC1543001
Quercus vacciniifolia
Donald G. Nelson
1940-4-30
658
Lake
s of Clear Lake (between Middletown and Kelseyville, Loch Lomond, precisely at the summit of the grade); Cobb Mt., Loch Lomond
Comment
UC671923
Quercus wislizeni
Evelyn Hart Nelson
1939-8-16
47
Santa Clara
Loma Prieta Santa Cruz Mountains
975
Comment
UC724311
Rafinesquia neomexicana
Aven Nelson, Ruth A. Nelson
1939-3-27
3288
Imperial
Imperial County Line Imperial County Line (State Highway 78)
Comment
SEINET9334866
Ranunculus californicus
John Nelson, Wnek, R.
2000-3-7
20939
Sonoma
Coleman Beach
Comment
UC1618122
Ranunculus cymbalaria var. saximontanus
Donald G. Nelson
1936-5-22
392
Riverside
Pines to Palms Hwy, near base of Santa Rosa Mountains Santa Rosa Mountains
Comment
RSA245287
Ranunculus hebecarpus
Thomas W. Nelson
1971-5-7
429
Humboldt
Beside Hwy 101, 1 miles S of Arcata.
Comment
CHSC110660
Ranunculus muricatus
Julie Kierstead Nelson
2009-3-30
2009 -014
Shasta
5 mi. N of Shasta College, NE of Redding.
198
Comment
HSC71056
Ranunculus occidentalis
Thomas W. Nelson, Jane P. Nelson
1977-5-30
3390
Humboldt
McKeown Ranch. Along road to Anderson's Ford.
854
Comment
RSA400025
Ranunculus occidentalis var. eisenii
Thomas W. Nelson, Jane P. Nelson
1980-6-19
5645
Trinity
Sahsta Trinity National Forest, along road 29N58, Rattlesnake Ridge, at jct with road 29N67
1341
Comment
HSC26666
Ranunculus occidentalis var. occidentalis
Thomas W. Nelson
1971-4-24
407
Trinity
Near Gray's Falls parking lot.
Comment
HSC69865
Ranunculus orthorhynchus var. platyphyllus
Thomas W. Nelson
1978-5-28
4089
Humboldt
McKeown Ranch, N of Dinsmore
762
Comment
HSC26651
Ranunculus orthorhynchus var. platyphyllus
Thomas W. Nelson
1971-5-29
449
Humboldt
Beside Snow Camp Rd.
Comment
HSC71213
Ranunculus sardous
Thomas W. Nelson, Doris K. Niles
1979-5-19
4696
Humboldt
Tidal marsh at mouth of Eel River, Crab Park, N of County Park.
Comment
HSC81964
Ranunculus uncinatus var. parviflorus
Thomas W. Nelson, Jane P. Nelson
1979-7-3
4945
Humboldt
Along road to Joe Losey property at junction of Kneeland and Maple Creek Rds.
610
Comment
HSC22009
Raphanus sativus
Thomas W. Nelson
1970-10-17
249
Del Norte
W side Hwy. 101, Crescent City
Comment
HSC28225
Raphanus sativus
Thomas W. Nelson
1971-4-12
374
Humboldt
Hookton Rd. at the junction of Copenhagen Rd.
Comment
POM332451
Rhamnus californica
Thomas W. Nelson, Jane P. Nelson
1978-4-29
3961
Colusa
Along Bear Valley Rd., 2 miles from jct with Hwy 20.
366
Comment
SEINET13946277
Rhamnus californica
Thomas Nelson, Jane Nelson
1978-1
4428
Trinity
T29N R11W Sec 4. Along State Route 36 3 miles W of junction with Md River-Wildwood Forest Service Road
Comment
CAS-BOT-BC65498
Rhamnus rubra
Julie Kierstead Nelson; Rhonda Posey
2007-6-15
2007 -009
Siskiyou
North side of Mount Shasta, S of Hwy 97, along Forest Service Rd 42N73, ca 4 mi NE of town of Weed.
1090
Comment
UC1193390
Rhamnus tomentella subsp. tomentella
R. E. Nelson
1949-8-9
93
Mendocino
0.5 mi nw Hopland Fire Camp
457
Comment
CAS-BOT-BC419728
Rhododendron columbianum
Julie Kierstead Nelson; Martin Lenz; Rhonda Posey
2014-8-13
2014 -080
Siskiyou
Lower Parks Creek Lake margin. 1 mile NE of China Mountain, eastern Klamath Ranges.
2200
Comment
RSA254755
Rhododendron macrophyllum
Thomas W. Nelson
1974-5-7
1239
Humboldt
Beside the old Kneeland Rd.
Comment
CAS-BOT-BC56640
Rhododendron occidentale
Aven Nelson; Ruth A. Nelson
1933-5-15
575
Humboldt
Redwood Highway
Comment
JEPS111040
Rhus trilobata
J. K. Nelson
2001-5-3
2001 -2
Shasta
Gilman Road, McCloud Arm of Shasta Lake; turnoff to Pine Pt. campground.
365
Comment
UC1925895
Ribes
Donald G. Nelson
1937-4-29
559
Contra Costa
lefthand side of Tunnel Road at entrance to Canyon. Oakland.
Comment
JEPS120191
Ribes binominatum
Julie Kierstead Nelson with Rhonda Posey, Mary Ellen Colberg
2011-7-12
2011 -38
Siskiyou
Eastern Klamath Mountains, The Eddys. Forest Road 40N45 at Pacific Crest Trail crossing south of Picayune Lake
Comment
RSA459475
Ribes binominatum
Thomas W. Nelson, Jane Nelson
1976-7-26
3040
Humboldt
Along ridge NW of Mount Lassic (Signal Peak)
1707
Comment
CAS-BOT-BC169149
Ribes inerme var. klamathense
Thomas W. Nelson; Jane P. Nelson
1977-5-30
3420
Humboldt
Growing beside State Route 36 just west of Dinsmore at highway bridge over Van Duzen River - North Coast Ranges
731
Comment
HSC39629
Ribes lobbii
Thomas W. Nelson, Jane P. Nelson
1976-6-15
2734
Humboldt
Just W of Goat Hill along road off FS 2S08
1463
Comment
HSC69887
Ribes lobbii
Thomas W. Nelson, Jane P. Nelson
1977-7-30
3665
Humboldt
Beside State Rte. 36, 1 mi. E of Dinsmore.
732
Comment
JEPS120219
Ribes lobbii
Julie Kierstead Nelson
2008-8-30
2008 -009
Trinity
Hayfork Divide, south of Trinity River, west of Hwy. 3
Comment
OBI80242
Ribes malvaceum
Kristen M. Nelson
2013-2-9
7
San Luis Obispo
Seven Sisters Range. South of CA-41 between Atascadero and morro Bay. Along Cerro Alto Peak Trail, ca. 0.5 mile east of Cerro Alto Campground.
365
Comment
HSC40534
Ribes roezlii
Thomas W. Nelson, Jane P. Nelson
1976-5-23
2541
Trinity
Along branch to Shanty Creek E side of Black Lassic
1555
Comment
HSC71034
Ribes roezlii
Thomas W. Nelson
1977-4-20
3326
Humboldt
Along FS Rd. 1N15 at bridge over Mad River
762
Comment
HSC71225
Ribes roezlii
Thomas W. Nelson
1977-4-20
3333
Humboldt
Along USFS Road 1N15 at summit
915
Comment
HSC33053
Ribes sanguineum
Thomas W. Nelson, Jane Cole, Brad Klipfel
1974-5-8
1241
Humboldt
Horse Mtn. area
1220
Comment
HSC39630
Ribes sanguineum
Thomas W. Nelson, Jane P. Nelson
1976-6-15
2736
Humboldt
Just W of Goat Hill along road off FS 2S08
1463
Comment
HSC32923
Rigiopappus leptocladus
Thomas W. Nelson, James Nelson
1973-5-28
969
Humboldt
McKeown Ranch N of Dinsmore
Comment
HSC35743
Rigiopappus leptocladus
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-6-20
1979
Trinity
Near S end of road out Swayback Ridge
Comment
HSC40789
Rigiopappus leptocladus
Thomas W. Nelson, James Nelson
1976-6-22
2789
Trinity
Below Senteney Rock
1433
Comment
HSC48145
Rigiopappus leptocladus
Thomas W. Nelson, Jane P. Nelson
1978-4-30
3966
Colusa
Along Hwy. 20, E of Colusa-Lake county line
549
Comment
HSC82187
Rigiopappus leptocladus
Thomas W. Nelson, Jane P. Nelson
1980-7-6
6036
Lassen
Along Ash Creek at Ash Creek Campground
1494
Comment
HSC32820
Rigiopappus leptocladus
Thomas W. Nelson, D. E. Anderson
1973-5-6
841
Mendocino
S of Eden Valley Ranch
640
Comment
HSC34890
Romanzoffia californica
Thomas W. Nelson
1975-5-17
1829
Trinity
Beside Hwy 299, just W of Oregon Mountain Summit
Comment
UC1618115
Romneya coulteri
Donald G. Nelson
1936-6-5
435
Orange
Hills NE of Fullerton
91
Comment
UC1552858
Romulea rosea var. australis
Thomas W. Nelson and Jane P. Nelson
1987-4-11
8421
Humboldt
Capetown North Coast Ranges (beside county road that follows Bear River, ca 100 ft from junction with State Hwy 1)
7
Comment
HSC82603
Rorippa curvisiliqua
Thomas W. Nelson, Jane P. Nelson
1979-7-7
4984
Trinity
Along margin of Trinity Lake at Wyntoon Campground
Comment
HSC29878
Rorippa curvisiliqua
Thomas W. Nelson
1972-4-8
604
Mendocino
Beside Lake Mendocino
Comment
HSC103315
Rosa californica
Thomas W. Nelson, Jane Nelson
1983-6-30
7431
Trinity
Philpot Creek at Philpot Campground
762
Comment
HSC32946
Rosa gymnocarpa
Thomas W. Nelson, James Nelson
1973-5-28
957
Humboldt
McKeown Ranch N of Dinsmore
Comment
HSC36578
Rosa gymnocarpa
Thomas W. Nelson, James Nelson
1975-9-3
2198
Humboldt
Above junction of Maple Creek-Kneeland Rd.
Comment
HSC45401
Rosa gymnocarpa
Thomas W. Nelson, Jane P. Nelson
1977-7-30
3657
Trinity
S fork of Black Lassic Creek.
1463
Comment
UC671888
Rosa spithamea
Evelyn Hart Nelson
1939-8-16
45
Santa Clara
roadside above spring Santa Cruz Mountains, Loma Prieta
975
Comment
HSC81474
Rosa woodsii subsp. ultramontana
Thomas W. Nelson, Jane P. Nelson
1980-7-6
6019
Lassen
Along Adin-Madeline Rd. 0.5 mi. W of Moll Reservoir.
1585
Comment
CHSC24699
Rubus spectabilis
J. R. Nelson
1976-3-22
18
Mendocino
300 m e of hwy 1, 2.3 mi s of Mendocino.
15
Comment
UC1618036
Rumex acetosella
Donald G. Nelson
1935-4-15
315
Los Angeles
Wilmington near the harbor
Comment
JEPS128091
Rumex californicus
Julie Kierstead Nelson with Heath Bartosh, Jepson Yolla Bolly Workshop
2017-7-13
2017 -015
Trinity
Yolla Bolly Wilderness; near Tehama County line: Pettijohn Basin; headwaters of the east fork of the south fork of the Trinity River.
Comment
HSC35617
Rupertia physodes
Thomas W. Nelson, B. Reinhardt
1975-7-30
2112
Humboldt
The road out Whiting Ridge at Whiting Spring
Comment
JEPS114176
Rupertia physodes
J. K. Nelson
2006-6-17
2006 -32
Shasta
Girard Ridge, 2 miles southwest of Castle Crags.
Comment
HSC35624
Salicornia depressa
Thomas W. Nelson, James Nelson
1975-8-5
2137
Humboldt
Along S spit of Humboldt Bay ca. 1 mi. N of Table Bluff.
Comment
UC724157
Salicornia subterminalis
Aven and Ruth Nelson
1939-3-23
3230
Imperial
w side Salton Sea
Comment
HSC71301
Salix breweri
Thomas W. Nelson, Jane Nelson
1979-4-12
4525
Colusa
Along Stony Creek below Digger Pine Campground
Comment
RSA298150
Salix exigua
Thomas W. Nelson
1978-5-6
4016
Trinity
Trinity River. Ca 2 miles N of Junction City.
Comment
HSC59771
Salix exigua var. hindsiana
Thomas W. Nelson
1978-5-6
4016
Trinity
Along Trinity River, 2 mi. N of Junction City
Comment
UC1618021
Salix exigua var. hindsiana
Donald G. Nelson
1939-6-9
604
San Joaquin
at junction of Austen Rd with Little John Creek (banks of creek, se of Stockton); Mount Diablo Base line
Comment
HSC37901
Salix gooddingii
Thomas W. Nelson, J. P. Smith, Jane P. Nelson, James Nelson
1976-4-12
2302
Lake
Beside Morgan Valley Rd., 7.8 mi. from Upper Lake
640
Comment
HSC37902
Salix gooddingii
Thomas W. Nelson, J. P. Smith, Jane P. Nelson, James Nelson
1976-4-12
2303
Lake
Beside Morgan Valley Rd., 7.8 mi. from Upper Lake
640
Comment
HSC71299
Salix gooddingii
Thomas W. Nelson, Jane Nelson
1979-4-12
4627
Colusa
Along Stony Creek below Digger Pine Campground
Comment
HSC38177
Salix hookeriana
Thomas W. Nelson
1976-3-5
3285
Humboldt
Beside Martin's Slough just upstream from Eureka Muni Golf Course
Comment
HSC37876
Salix lasiandra
Thomas W. Nelson
1976-3-22
2278
Humboldt
S side of the Eureka Muni Golf Course
Comment
HSC81614
Salix lasiandra
Thomas W. Nelson, Jane Nelson
1980-5-8
5211
Trinity
Junction of FS Rd. 2N07 and 2N10 along Indian Valley Creek
Comment
CAS-BOT-BC419729
Salix lasiandra var. lasiandra
Julie Kierstead Nelson; Martin Lenz; Rhonda Posey
2014-8-13
2014 -083
Siskiyou
Upper Parks Creek watershed, 2 miles NE of China Mountain, eastern Klamath Ranges. Along road/trail 41N73A.
2011
Comment
RSA298156
Salix lasiolepis
Thomas W. Nelson, Jennifer Whipple
1978-4-28
3902
Del Norte
Smith River. S end of Gasquet Flat Rd.
Comment
UC1618081
Salix lasiolepis
Donald G. Nelson
1939-6-14
618
San Mateo
3 mi. s of San Francisco Co, line (Skyline Blvd. due e. of Mussel Rock on coast, large permanent Sag Pond)
Comment
HSC38144
Salix scouleriana
Thomas W. Nelson, James Nelson
1976-3-23
3278
Humboldt
Eureka, E side of F St., 3800 block
Comment
UC1193084
Salix scouleriana
R. E. Nelson
1949-8-13
99
Mendocino
1 12/ mi. e. Camp 19 (Willits-Fort Bragg Rd.); Quadrangle 45A4
152
Comment
HSC37884
Salix sitchensis
Thomas W. Nelson
1976-4-3
2286
Humboldt
Van Duzen River at Grizzley Creek
Comment
HSC38182
Salix sitchensis
Thomas W. Nelson
1976-11-5
3297
Humboldt
Along S fork of Martins Slough, upstream from Eureka Muni Golf Course
Comment
UC1193095
Salix sitchensis
R. E. Nelson
1949-8-25
106
Mendocino
<locality given as Mendocino woodlands> Quad. 45A3
60
Comment
HSC48089
Salix tracyi
Thomas W. Nelson, Jennifer Whipple
1978-4-28
3903
Del Norte
Smith River, S end of Gasquet Flat Rd.
Comment
UC558477
Salpichroa origanifolia
Donald Nelson
1936-10-8
Alameda
Univ. of Calif. Campus, Berkeley; Old Botanic Garden between Wheeler Hall and Haviland Hall
Comment
UC724236
Salvia apiana
Aven and Ruth Nelson
1939-3-27
3283
San Diego
foot of Banner Grand (Highway 78); Banner Grade
Comment
GH403362
Salvia funerea
A. Nelson & R. E. Nelson
1939-4-4
3398
Unknown
In Titus canyon, north end of Death Valley
Comment
HSC82321
Sanicula bipinnata
Thomas W. Nelson, Jane P. Nelson
1978-4-1
3851
Lake
E side of Walker Ridge, 0.25 mi. N of junction with Hwy. 20
Comment
HSC32507
Sanicula bipinnatifida
Thomas W. Nelson, Jane P. Nelson
1974-4-8
1142
Lake
200 m E of Oasis Resort, 13 mi. E of Clear Lake Oaks along Hwy. 20
Comment
HSC39006
Sanicula bipinnatifida
Thomas W. Nelson, Jane P. Nelson
1976-5-31
2648
Humboldt
N of junction of FS Rds. 1S07 and 5E27 along 5E27
1524
Comment
HSC82322
Sanicula bipinnatifida
Thomas W. Nelson, Jane P. Nelson
1978-4-1
3852
Lake
E side of Walker Ridge, 0.25 mi. N of junction with Hwy. 20
Comment
HSC71227
Sanicula bipinnatifida
Thomas W. Nelson
1977-4-20
3335
Trinity
Ridge just N of Mad River Ranger Station
823
Comment
HSC82103
Sanicula crassicaulis
Thomas W. Nelson, Jane P. Nelson
1980-5-25
5264
Humboldt
Along road from Dinsmore to Anderson Crossing- McKeown Ranch Rd.- 0.5 mi. NW of McKeown house
823
Comment
RSA254741
Sanicula crassicaulis
Thomas W. Nelson, James Nelson
1973-5-28
943
Humboldt
McKeown Ranch north of Dinsmore.
Comment
RSA254743
Sanicula crassicaulis
Thomas W. Nelson, James Nelson
1973-5-28
943
Humboldt
McKeown Ranch north of Dinsmore.
Comment
HSC33139
Sanicula laciniata
Thomas W. Nelson, Jane P. Nelson
1974-4-9
1172
Mendocino
Near Bloody Run Creek between Longvale and Covelo.
Comment
HSC69885
Sanicula laciniata
Thomas W. Nelson, Jane P. Nelson
1978-3-31
3835
Mendocino
Department of Reclamation Camp Ground at Lake Mendocino
Comment
CHSC35534
Sanicula peckiana
Thomas Nelson
1978-6-14
4200
Del Norte
Along French Hill Rd. 8.7 miles from junction with State Route 199.
Comment
HSC69661
Sanicula peckiana
Thomas W. Nelson
1978-6-14
4158
Del Norte
Along French Hill Rd., 2.4 mi. from junction with Hwy. 199
Comment
JEPS81115
Sanicula peckiana
Thomas Nelson
1978-6-14
4200
Del Norte
88.7 mi from junction with State Route 199 (along French Hill Road); French Hill Road
Comment
HSC81587
Sanicula tracyi
Thomas W. Nelson, Jane P. Nelson
1980-5-25
5248
Humboldt
Along road from Dinsmore to Anderson Crossing, McKeown Ranch Rd. 100 m N of junction of road to Hindley Cabin
823
Comment
HSC67312
Sanicula tuberosa
Thomas W. Nelson, Jane P. Nelson
1980-5-7
5196
Trinity
Shasta-Trinity National Forest, along FS Rd. 29N58, Rattlesnake Ridge, at junction with FS Rd. 30N29
1341
Comment
HSC69867
Sanicula tuberosa
Thomas W. Nelson
1978-5-28
4095
Humboldt
McKeown Ranch, N of Dinsmore
762
Comment
HSC70958
Sanicula tuberosa
Thomas W. Nelson
1977-6-15
3433
Humboldt
Along FS Rd. 6N01 about 1 mi. S of junction with FS Rd. 5N10
1372
Comment
HSC82301
Scirpus congdonii
Thomas W. Nelson, Jane P. Nelson
1979-6-15
4818
Trinity
Trinity/Siskiyou Co. line, head of Scott Mtn. Creek at Scott Mtn. Campground
1646
Comment
SEINET3914331
Scirpus criniger
Thomas Nelson, Jennifer J. Whipple
1978-4-28
3893
Del Norte
The Smith River 1.8 miles south of Hardscabble Creek.; 0
Comment
HSC36890
Scirpus microcarpus
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-7-20
2058
Humboldt
Beside Rd. 2S08 to Pine Mtn.
Comment
HSC71109
Scirpus microcarpus
Thomas W. Nelson, Jane P. Nelson, J. P. Smith
1978-7-24
4501
Siskiyou
Along W side of Hwy. 3, just N of Scott Mtn. Summit
1616
Comment
SEINET3914801
Scirpus microcarpus
Thomas W. Nelson, James Nelson
1976-7-28
3048
Humboldt
Flora of the Lassics. At Alder Springs along 2S08.; 0
1554
Comment
HSC40102
Scirpus microcarpus
Thomas W. Nelson, James Nelson
1976-7-28
3048
Humboldt
Alder Springs Campground along 2S08
1555
Comment
HSC69804
Scleranthus annuus
Thomas W. Nelson, Jane P. Nelson
1978-3-25
3818
Trinity
Along Indian Creek near junction with Trinity River
488
Comment
HSC82531
Scleranthus annuus
Thomas W. Nelson
1979-5-13
4666
Trinity
At junction of county roads NE of Rees Brothers Coal Mine.
579
Comment
UC1543212
Scoliopus bigelovii
Donald G. Nelson
1938-1-22
557
Marin
canyon n.w. Mill Valley business district (roadside bank near stream, near Mt. Tamalpais)
Comment
UC671987
Scrophularia californica
Evelyn Hart Nelson
1939-10-22
55
Santa Clara
Loma Prieta; Santa Cruz Mts
975
Comment
HSC70094
Scutellaria antirrhinoides
Thomas W. Nelson, Jane P. Nelson
1978-6-22
4306
Trinity
Along branch rd. off Dubakella Rd. 2 mi. from junction with Red Mtn. Motorway, SW of S Dubakella
1555
Comment
HSC71140
Scutellaria antirrhinoides
Thomas W. Nelson, Jane P. Nelson, J. P. Smith
1978-7-23
Shasta
Along the road to Bully Choop, 9 mi. from junction with County Rd. A16
Comment
HSC82011
Scutellaria antirrhinoides
Thomas W. Nelson, Jane P. Nelson
1979-6-15
4842
Trinity
Mouth of Bear Creek
915
Comment
HSC82077
Scutellaria antirrhinoides
Thomas W. Nelson, Jane P. Nelson
1980-6-17
5490
Trinity
Along Old State Route 3, 1 mi. from junction with State Route 3; opposite entrance to Philpot Campground
762
Comment
HSC82154
Scutellaria antirrhinoides
Thomas W. Nelson, Jane P. Nelson
1979-6-25
4914
Trinity
Stuart Gap
1524
Comment
HSC33133
Scutellaria tuberosa
Thomas W. Nelson, Jane P. Nelson
1974-4-9
1166
Mendocino
Near Bloody Run Creek between Longvale and Covelo.
Comment
UC1618101
Scutellaria tuberosa
Donald G. Nelson
1935-7-6
258
Orange
San Juan Canyon
Comment
HSC82491
Sedum laxum subsp. flavidum
Thomas W. Nelson, Jane Nelson
1980-6-22
5758
Trinity
Along FS Rd. 29N28, 7 mi. from junction with State Rte. 36
1372
Comment
HSC32850
Sedum radiatum
Thomas W. Nelson, D. E. Anderson
1973-5-6
849
Mendocino
SE end of Eden Valley
Comment
HSC33095
Senecio aronicoides
Thomas W. Nelson, Jane P. Nelson
1974-5-27
1323
Mendocino
Mendocino National Forest near Mendocino Pass
1524
Comment
HSC81632
Senecio aronicoides
Thomas W. Nelson, Jane P. Nelson
1980-7-17
6113
Trinity
Along FS Rd. 17 at summit at county line
2073
Comment
UC1543201
Senecio aronicoides
Donald G. Nelson
1940-4-30
653
Lake
s Clearlake (between Middletown and Kelseyville, Loch Lomond precisely at summit of the grade); Cobb Mt., Loch Lomond precisely at summit of the grade
Comment
UCR66508
Senecio eurycephalus
Thomas W. Nelson, J. P. Smith, Jane P. Nelson, et al.
1976-4-12
2348
Napa
along Morgan Valley Rd. c. 1.5 mi east of Lake Co. line
633
Comment
RSA273383
Senecio eurycephalus
Thomas W. Nelson, J. P. Smith, Jane P. Nelson, James Nelson
1976-4-12
2348
Napa
Along Morgan Valley Rd. ca 1.5 mi E of Lake Co. line
Comment
RSA293097
Senecio greenei
Thomas W. Nelson, Jane P. Nelson
1980-6-17
5519
Trinity
Shasta-Trinity National Forest; across Salt Creek from Salt Creek Campground.
915
Comment
HSC69991
Senecio integerrimus
Thomas W. Nelson, Jane P. Nelson
1978-6-22
4298
Trinity
Along branch rd. off Dubakella Rd. 2 mi. from jct. with Red Mtn. Motorway
1555
Comment
HSC26637
Senecio integerrimus
Thomas W. Nelson
1971-5-31
458
Humboldt
915
Comment
HSC67343
Senecio integerrimus var. major
Thomas W. Nelson
1980-5-30
5362
Trinity
Along Rd. 60 (Underwood Mtn. Rd.), 10 mi. S from junction with Hwy. 299
1341
Comment
HSC22024
Senecio jacobaea
Thomas W. Nelson
1970-11-22
309
Mendocino
Along Little Lake Road. Mendocino Woodlands
Comment
HSC34964
Senecio jacobaea
Thomas W. Nelson
1974-9-21
1726
Del Norte
Along Patricks Creek
Comment
RSA293130
Senecio macounii
Thomas W. Nelson
1978-6-14
4201
Del Norte
Along French Hill Rd. 8.7 mi from jct. with State Route 199.
Comment
HSC40179
Senecio scorzonella
Thomas W. Nelson, Jane P. Nelson
1976-8-1
3134
Shasta
Lassen Volcanic National Park, Kings Creek Meadow
Comment
CAS-BOT-BC85844
Sequoia sempervirens
Aven Nelson; Ruth A. Nelson
1933-5-15
587
Humboldt
Redwood Highway
Comment
CHSC110653
Sericocarpus oregonensis
Julie Kierstead Nelson
2008-8-29
2008 -006
Trinity
Corral Bottom, south of Trinity River, northwest of Hayfork Bally.
Comment
CDA20438
Sesbania herbacea
P. Nelson
2002-9-4
PDR P 161602
Imperial
Sonoran Desert; Kavanaugh & Highline Canal.
0
Comment
HSC26233
Setaria pumila
Thomas W. Nelson
1972-11-25
706
Placer
Beside Del Oro Rd., near Roseville, Ca
Comment
JEPS97199
Shepherdia canadensis
Julie Kierstead Nelson with Maria Ulloa-Cruz
1995-8-22
95053
Siskiyou
upslope from Parks Creek Road (Rd. 17), 5.25 mi above junction with Stewart Springs Rd., on the W slope of Parks Creek drainage Shasta-Trinity National Forests, Mt. Shasta Ranger District
1737
Comment
RSA254822
Sidalcea diploscypha
Thomas W. Nelson, B. Anderson
1973-5-5
882
Mendocino
North of Eden Valley Ranch overlooking Eden Creek along jeep road to Roberts Lake
640
Comment
HSC35615
Sidalcea malviflora
Thomas W. Nelson, B. Reinhardt
1975-7-30
2111
Humboldt
Whiting Spring
Comment
JEPS106461
Sidalcea malviflora
J. K. Nelson
2004-5-15
2004 -44
Shasta
Stillwater Creek floodplain, ca. 15 mi NE of Redding.
182
Comment
HSC35603
Sidalcea malviflora subsp. nana
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-7-15
2009
Humboldt
French Camp, Bald Hills.
Comment
HSC69643
Sidalcea malviflora subsp. nana
Thomas W. Nelson
1978-6-14
4148
Del Norte
Along French Hill Rd. 0.6 mi. from junction with Hwy. 199
Comment
HSC82482
Sidalcea malviflora subsp. nana
Thomas W. Nelson, Jane Nelson
1979-6-14
4792
Trinity
W side of Hwy. 3, across Trinity River from mouth of Bear Creek
915
Comment
HSC104120
Sidalcea oregana
Julie Kierstead Nelson, Wendy Boes
2012-7-6
2012064
Trinity
Corral Gulch, .5 mi. NW of Indian Valley Guard Station, west of Forest Service Rd. 2N10; 9 mi. W of Hayfork
1200
Comment
HSC28270
Sidalcea oregana
Thomas W. Nelson
1973-7-14
1094
Trinity
At Head of trail to Deadfall Lake
Comment
HSC95869
Sidalcea oregana subsp. eximia
Thomas W. Nelson, Jane P. Nelson
1987-5-25
8517
Del Norte
Coastal Meadows at Point Saint George.
30
Comment
HSC82270
Sidalcea oregana subsp. oregana
Thomas W. Nelson, Jane Nelson
1980-7-6
5996
Lassen
Along Adin-Madelin Rd., 16 mi. E of Adin in Ash Valley
1555
Comment
HSC40101
Sidalcea oregana subsp. oregana
Thomas W. Nelson, James Nelson
1976-7-28
3045
Humboldt
Alder Springs Campground along 2S08
1555
Comment
HSC71104
Sidalcea oregana subsp. spicata
Thomas W. Nelson, Jane Nelson, J. P. Smith
1978-7-24
4510
Siskiyou
Along W side of Hwy. 3 just N of Scott Mtn. Summit
1616
Comment
HSC71205
Silene
Thomas W. Nelson, Jane P. Nelson
1979-5-19
4684
Trinity
Along Hwy. 3, about 1/2 mi. S of Hayfork
701
Comment
HSC81879
Silene
Thomas W. Nelson, D. Gordon
1980-5-7
5175
Trinity
E side of Vista Lane, 5 mi. N of junction with Highland Dr., 3 mi. N of Hyampom Rd.
671
Comment
HSC39603
Silene bernardina
Thomas W. Nelson, Jane P. Nelson
1976-7-9
2986
Trinity
Just above Senteney Rock along 5E27 S of meadow
1524
Comment
CHSC35611
Silene bolanderi
Thomas W. Nelson
1980-5-30
5372
Trinity
Six Rivers National Forest. Along road 4N09 1.9 miles from junction with road 60 (Underwood Mountain Road).
1127
Comment
CAS-BOT-BC181200
Silene campanulata subsp. glandulosa
Thomas W. Nelson; Jane P. Nelson
1980-7-21
6160
Siskiyou
Along Forest Service Road 40N08 ca. .6 miles from junction with State Route 3.
1645
Comment
HSC40038
Silene campanulata subsp. glandulosa
Thomas W. Nelson, Jane P. Nelson
1976-7-1
2889
Trinity
Along 5E27 just N of its junctions with 1S07
1524
Comment
HSC40807
Silene campanulata subsp. glandulosa
Thomas W. Nelson, Jane P. Nelson
1976-7-1
2965
Trinity
Along 5E27 just N of its junctions with 1S07
1555
Comment
HSC81676
Silene campanulata subsp. greenei
Thomas W. Nelson, Jane P. Nelson
1980-7-21
6160
Siskiyou
Along FS Rd. 40N08, 0.6 mi. from junction with Hwy. 3
1646
Comment
HSC38072
Silene laciniata subsp. californica
Thomas W. Nelson, James Nelson
1976-5-30
2635
Humboldt
McKeown Ranch, N of Dinsmore.
Comment
HSC59787
Silene laciniata subsp. californica
Thomas W. Nelson, Jane P. Nelson
1978-6-23
4316
Trinity
Along FS Rd. 30, 1 mi. S of junction with Hwy. 36
Comment
HSC69668
Silene laciniata subsp. californica
Thomas W. Nelson, J. O. Sawyer
1978-6-9
4136
Trinity
Red Mtn.
1250
Comment
CAS-BOT-BC389070
Silene laciniata subsp. californica
Thomas W. Nelson; Jane P. Nelson
1980-7-13
6059
Humboldt
North Coast Ranges. Along the road from Dinsmore to Anderson Ford-McKeown Ranch road
762
Comment
HSC35749
Silene laciniata subsp. californica
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-7-15
1993
Humboldt
French Camp, 20 mi. E of Hwy. 101
Comment
CAS-BOT-BC389454
Silene lemmonii
Thomas W. Nelson; Jane P. Nelson
1979-6-14
4776
Trinity
Along Trinity River and Old State Route 3 north of Eagle Creek Campground
822
Comment
UC1543018
Silene scouleri subsp. grandis
Donald G. Nelson
1937-7-10
527
Marin
Point Reyes Lighthouse Point Reyes Lighthouse (by car parking area at topof hill)
Comment
HSC103449
Silene serpentinicola
Thomas W. Nelson, Jane Nelson
1987-5-24
8981
Del Norte
Along Road 305 (Low Divide Road), 6 mi. N of junction with North Bank Rd.
640
Comment
HSC27086
Smilax californica
Thomas W. Nelson
1973-7-14
1069
Trinity
Comment
JEPS120258
Smilax californica
Julie Kierstead Nelson with Rhonda Posey, Mary Ellen Colberg
2011-7-12
2011 -41
Siskiyou
Eastern Klamath Mountains, The Eddys. County Road 26, south side of Siskiyou lake, ca. 3 miles SW of Mt. Shasta City
Comment
HSC34663
Solidago elongata
Thomas W. Nelson, J. O. Sawyer
1974-10-29
1740
Siskiyou
Hwy. 3, just S of Calaghan
Comment
UC671959
Sonchus oleraceus
Evelyn Hart Nelson
1940-3-20
87
Santa Clara
Loma Prieta Santa Cruz Mountains, Loma Prieta
975
Comment
HSC35924
Spergularia rubra
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-6-20
1970
Trinity
Near S end of road out Swayback Ridge
Comment
UC700965
Sphaeralcea ambigua var. ambigua
Aven and Ruth Nelson
1939-4-4
3420
Inyo
near mouth Titus Canyon; Death Valley
Comment
GH420973
Sphaeralcea angustifolia
A. Nelson & R. A. Nelson
1939-3-30
3345
Unknown
hiway [highway] 60, near Desert Center, between Mecca and Blythe
Comment Read comments Mar 8 2013
HSC22017
Spiraea douglasii
Thomas W. Nelson
1970-10-17
247
Del Norte
Beside Hwy. 101, Crescent City
Comment
JEPS120235
Spiraea douglasii
Julie Kierstead Nelson with Martin Lenz, Rhonda Posey, Don Lepley, Brenna Montagne
2012-8-31
2012 -090
Shasta
Forest Road 37N30 along Peavine Creek, north of Pit River, west of Hwy. 89, south of Red Mountain, near PAcific Crest Trail; southern Cascades
Comment
HSC81747
Spiraea splendens var. splendens
Thomas W. Nelson, Jane P. Nelson
1980-7-20
6187
Siskiyou
Above and to SE of Big Carmen Lake
1738
Comment
HSC82433
Stachys ajugoides
Thomas W. Nelson, Jane P. Nelson, R. J. Cole
1979-7-27
5061
Tehama
Along old logging rd. W side of USFS Rd. at Pole Corral Gap
1311
Comment
UC671995
Stachys ajugoides var. rigida
Evelyn Hart Nelson
1939-8-16
32
Santa Clara
Loma Prieta Santa Cruz Mountain
975
Comment
JEPS123416
Stachys rigida
Julie Kierstead Nelson with Marie Buell
2015-7-14
2015 -078
Trinity
Yolla Bolly Wilderness; near Tehama County line; 0.3 miles W of North Yolla Bolly; headwaters of the east for of the south Fork of Trinity River.
Comment
HSC82513
Stachys rigida var. rigida
Thomas W. Nelson, Jane P. Nelson
1979-6-14
4767
Trinity
Along Trinity River and old Hwy. 3, N of Eagle Creek Campground
823
Comment
HSC40121
Stachys rigida var. rigida
Thomas W. Nelson, James Nelson
1976-7-28
3069
Trinity
Along 2S08 on S side of Goat Mtn.
1555
Comment
RSA254861
Stellaria nitens
Thomas W. Nelson, D. E. Anderson
1973-5-5
805
Mendocino
Roberts Lake area of Eden Valley north of Eden Valley Ranch.
Comment
HSC32538
Stephanomeria virgata
Thomas W. Nelson
1973-8-19
1115
Humboldt
McKeown Ranch N of Dinsmore
Comment
RSA254758
Stephanomeria virgata
Thomas W. Nelson
1973-9-3
1122
Humboldt
McKeown Ranch north of Dinsmore
Comment
HSC44167
Stipa lemmonii
Thomas W. Nelson, Jane P. Nelson
1977-6-19
3532
Trinity
Above Senteney Rock.
1555
Comment
HSC44187
Stipa lemmonii
Thomas W. Nelson, Jane P. Nelson
1977-6-19
3468
Trinity
S of Senteney Rock
1524
Comment
HSC82570
Stipa occidentalis var. californica
Thomas W. Nelson, Jane P. Nelson
1979-5-26
4731
Trinity
Eagle Creek Campground
823
Comment
CAS-BOT-BC61044
Streptanthella longirostris
Aven Nelson; Ruth Nelson
1939-4-2
3383
Inyo
Between Silurian Lake and Shoshone, Highway 127.
Comment
HSC103779
Streptanthus
Thomas W. Nelson, Joe Molter
2004-6-21
9256
Shasta
Along road to PG&E dam #6, 3.1 mi. from junction with Big Bend Rd.
673
Comment
HSC67203
Streptanthus barbatus
Thomas W. Nelson, Jane P. Nelson
1980-6-16
5454
Trinity
Shasta-Trinity National Forest, just N of Philpot Campground
793
Comment
HSC68862
Streptanthus barbatus
Thomas W. Nelson, Jane P. Nelson
1980-6-22
5732
Trinity
Shasta-Trinity National Forest, along Hwy. 36 on ridge between Salt Creek and Muldoon Gulch, 2.5 mi. W of junction with FS Rd. 30
1311
Comment
HSC72236
Streptanthus barbatus
Thomas W. Nelson, Jane P. Nelson
1980-8-21
6261
Trinity
Along FS Rd. 29N62, 0.4 mi. from junction with FS Rd. 29N58
1372
Comment
HSC71172
Streptanthus barbatus
Thomas W. Nelson, Jane P. Nelson
1978-7-24
4494
Siskiyou
Siskiyou-Trinity Co. line, along road to Carmen Lake, 100 m from junction with Hwy. 3
1585
Comment
HSC103504
Streptanthus barbiger
Thomas W. Nelson, Jane Nelson
1985-5-25
7800
Lake
Junction of State Routes 175 & 29, 4 mi. S of Lakeport
396
Comment
CHSC35522
Streptanthus breweri
Thomas W. Nelson; Jane P. Nelson
1980-6-22
5780
Trinity
Along forest road 30 10 miles south of junction with State Route 36 and 1.5 miles west of junction with road to Pine Root Spring.
1463
Comment
HSC68762
Streptanthus breweri
Thomas W. Nelson, Jane P. Nelson
1980-6-17
5531
Trinity
Shasta-Trinity National Forest, along FS Rd. 1N12, 1.1 mi. from junction with FS Rd. 2N07
1006
Comment
HSC68891
Streptanthus breweri
Thomas W. Nelson, Jane P. Nelson
1980-6-19
5659
Trinity
Shasta-Trinity National Forest, along FS Rd. 29N59, 0.5 mi. E of junction with FS Rd. 30N29, Rattlesnake ridge
1433
Comment
CAS-BOT-BC61259
Streptanthus breweri
Thomas Nelson; Jane P. Nelson
1980-6-20
5718
Trinity
Shasta-Trinity National Forest. Along road 29N73 1.6 mile south of junction with State Route 36.
1219
Comment
HSC44061
Streptanthus breweri
Thomas W. Nelson
1977-7-4
3587
Humboldt
W side of road N of Alder Springs, head of N Fork of Conley Creek
1494
Comment
HSC44068
Streptanthus breweri
Thomas W. Nelson, Jane P. Nelson
1977-7-1
3543
Humboldt
Ridge N side of Bear Creek, 100 m W of FS Rd. 1S07
Comment
HSC68777
Streptanthus breweri
Thomas W. Nelson, Jane P. Nelson
1980-6-19
5638
Trinity
Along Old Hwy. 36 (Post Creek Rd.) at bridge over Glade Creek
884
Comment
HSC96626
Streptanthus breweri
Thomas W. Nelson, Dick Brummitt, Barbara Ertter
2004-7-1
9271
Mendocino
NE of Eden Valley, along road to Roberts Lake
762
Comment
RSA430015
Streptanthus breweri
Thomas W. Nelson, Jane P. Nelson
1977-7-4
3587
Humboldt
Along W side of road north of Alder Spring, head of N Fork of Conley Creek.
1494
Comment
HSC67001
Streptanthus drepanoides
Thomas W. Nelson, Jane P. Nelson
1980-6-22
5827
Shasta
Shasta-Trinity National Forest, junction of FS Rd. 41 and FS Rd. 28N08
1220
Comment
HSC67002
Streptanthus drepanoides
Thomas W. Nelson, Jane P. Nelson
1980-6-22
5815
Tehama
Along road to Wells Creek Campground, 1 mi. SE of Tedoc Gap
1311
Comment
HSC71050
Streptanthus drepanoides
Thomas W. Nelson, Jane P. Nelson
1978-6-23
Trinity
Along FS Rd. 30, 1 mi. S of junction with Hwy. 36
Comment
HSC38202
Streptanthus glandulosus
Thomas W. Nelson, J. P. Smith, Jane P. Nelson, James Nelson
1976-4-13
2377
Lake
3.3 mi. E of Bartlet Springs
534
Comment
UC671904
Streptanthus glandulosus subsp. glandulosus
Evelyn Hart Nelson
1940-6-26
140
Santa Clara
fire trail toward Mount Chaui; Santa Cruz Mountains, Loma Prieta
1005
Comment
SEINET10768182
Streptanthus oblanceolatus
Thomas W. Nelson, Jane P. Nelson
2004-6-2
Nelson 9217
Trinity
T5N, R6E, Sec. 3. UTM N 459111 E 45212.. Steep Bluff along State Route 299, 100 m east of boundry of Shasta-Trinity National Forest ca. 1.61 km west of Burnt Ranch.
424
Comment
JEPS98764
Streptanthus tortuosus
Julie Kierstead Nelson
2000-5-5
2000 -30
Shasta
W side of Shasta Lake (below N ridge of Charlie Creek watershed, S of Forest Service Road 35N06); Shasta-Trinity National Forest, Shasta Lake Ranger District
883
Comment
RSA429549
Streptanthus tortuosus
Thomas W. Nelson, Jane P. Nelson
1977-6-19
3473
Trinity
South of Senteney Rock.
1524
Comment
HSC97092
Streptanthus tortuosus var. pallidus
Thomas W. Nelson, Susan Erwin
2006-5-19
9410
Trinity
Along Forest Service Rd. 29N22. Approx. 30 miles South of junction with Forest Service Rd. 29N58
Comment
HSC32671
Streptanthus tortuosus var. tortuosus
Thomas W. Nelson
1973-7-10
1022
Trinity
Red Lassic area
1799
Comment
HSC44062
Streptanthus tortuosus var. tortuosus
Thomas W. Nelson, Jane P. Nelson
1977-6-19
3473
Trinity
S of Senteney Rock
1524
Comment
JEPS97194
Streptopus amplexifolius var. americanus
Julie Kierstead Nelson with Maria Ulloa-Cruz
1995-8-22
95054
Siskiyou
1 1/2 mi W of The Eddys (on Parks Creek Road (Rd. 17); W slope of Parks Creek drainage); Shasta-Trinity National Forests, Mt. Shasta Ranger District
1737
Comment
HSC70160
Swertia albicaulis var. nitida
Thomas W. Nelson, Jane P. Nelson
1978-7-21
4421
Trinity
Along Hwy. 3, 1/4 mi. S of Salt Creek Bridge
762
Comment
HSC82462
Swertia albicaulis var. nitida
Thomas W. Nelson, Jane P. Nelson
1979-6-14
4775
Trinity
Along Trinity River and old Hwy. 3, N of Eagle Creek Campground
823
Comment
HSC35812
Symphoricarpos mollis
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-6-21
1923
Trinity
Brown's Canyon Campground.
Comment
HSC36490
Symphyotrichum subspicatum
Thomas W. Nelson, James Nelson
1975-9-3
2195
Humboldt
At Rainbow Swinging Bridge
Comment
HSC40200
Synthyris cordata
Thomas W. Nelson, Jane Nelson
1977-4-2
3299
Del Norte
S of mouth of Hard Scrabble Creek
Comment
CHSC78086
Taraxia ovata
Terry Nelson
1998-4-4
240 -2
Lake
In a pasture 6 mi w of jct of Hwys 20 and 16, 150 ft. se of the jct of Hwy 20 and Walker Ridge Rd.
606
Comment
UC1618074
Tauschia arguta
Donald G. Nelson
1935-7-6
242
Orange
San Juan Canyon; near stream
Comment
HSC69650
Tauschia glauca
Thomas W. Nelson
1978-6-14
4156
Del Norte
Along French Hill Rd., 2.4 mi. from junction with Hwy. 199
Comment
HSC81199
Tauschia glauca
Thomas W. Nelson, Jane P. Nelson
1981-7-27
6225
Del Norte
Along Patricks Creek Rd. (316), 2 mi. S of junction with Weimer Rd.
762
Comment
RSA296761
Tauschia glauca
Thomas W. Nelson
1978-6-14
4156
Del Norte
Along French Hill road, 2.4 miles from jct. with St. Route 199.
Comment
RSA259589
Tauschia kelloggii
Thomas W. Nelson, James Nelson
1975-5-24
1840
Humboldt
McKeown Ranch north of Dinsmore
Comment
HSC38097
Taxus brevifolia
Thomas W. Nelson, James Nelson
1976-5-30
2619
Humboldt
McKeown Ranch, N of Dinsmore.
Comment
JEPS116629
Thelypodium laciniatum
Julie Kierstead Nelson with Rhonda Posey
2007-6-15
2007 -006
Siskiyou
North side of Mt. Shasta, south of Hwy 97, Juniper Flat Mt. Shasta
1090
Comment
HSC96004
Thermopsis californica var. californica
Thomas W. Nelson, Jane Nelson
1981-5-3
6461
Sonoma
4809 Pressley Rd., 2 mi. N of junction with Roberts Rd.
Comment
JEPS120252
Thermopsis gracilis
Julie Kierstead Nelson
2012-5-5
2012 -017
Shasta
Clikapudi Trail near boat ramp. Bella Vista Quadrangle, 1998.
Comment
JEPS128454
Thermopsis gracilis
Julie Kierstead Nelson with Dylan Burge, Lusetta Sims, Jenny Cribbs
2015-6-4
2015 -053
Trinity
East slope of Trinity Alps, west of Trinity Lake, south of road to Stonewall Pass trailhead, spur off Road 35N73Y.
Comment
JEPS128838
Thermopsis gracilis
Julie Kierstead Nelson with Martin Lenz
2017-5-5
2017 -005
Shasta
Upper Sacramento River watershed, west of I-5, west of Gibson, eastern Klamath Ranges. Along Highland Lakes Road, 38N21.
Comment
UC1584278
Thermopsis gracilis
Julie Kierstead Nelson
1990-4-20
90 -22
Shasta
Gilman Road (FR 7H009) 6.4 mi e junction with Interstate 5; Shasta Lake Ranger District
457
Comment
RSA259571
Thermopsis macrophylla var. agnina
Thomas W. Nelson, James Nelson, Jane P. Nelson
1975-7-15
2000
Humboldt
Growing on Serpentine outcrop at Franch Camp, Bald Hills
Comment
HSC12833
Thuja plicata
Thomas W. Nelson, Wilbur Peterson
1970-12-2
301
Humboldt
HSC Campus SE side of field house
Comment
UC1543094
Thysanocarpus curvipes
Donald G. Nelson
1937-3-30
465
Contra Costa
on bank of creek along Marsh Creek Highway about halfway between Clayton and Byron; along Marsh Creek Highway
Comment
HSC38208
Tolmiea diplomenziesii
Thomas W. Nelson, J. P. Smith
1976-4-25
2382
Humboldt
Brazil Ranch E of Hwy. 101 near College of the Redwoods
Comment
CHSC105878
Tonella tenella
Julie Kierstead Nelson
2010-5-9
2010 -006
Trinity
East slope of Lewiston Lake; unnamed drainage near WAPA powerline at crossing of Rd 34N13.
1036
Comment
HSC33046
Torilis arvensis
Thomas W. Nelson, Jane P. Nelson
1974-5-27
1339
Mendocino
Mendocino Pass, 4 mi. SE of the Eel River Campground
Comment
HSC45466
Torilis arvensis
Thomas W. Nelson, Jane P. Nelson
1978-7-2
4387
Humboldt
Along Hwy. 36 1 mi. E of Grizzly Creek
Comment
SEINET10872333
Torreya californica
Aven Nelson, Ruth A. Nelson
1933-5-6
Nelson 533
Unknown
Lower Merced Canyon.
Comment
HSC97091
Toxicoscordion micranthum
Thomas W. Nelson, Susan Erwin
2006-5-19
9409
Trinity
At junction of Forest Service Roads 29, 29N58 and 29N59
1351
Comment
HSC27392
Trichostema lanceolatum
Thomas W. Nelson
1970-9-3
210
Humboldt
Mad River.
Comment
HSC32531
Trichostema lanceolatum
Thomas W. Nelson
1973-9-3
1131
Humboldt
McKeown Ranch N of Dinsmore
Comment
HSC44328
Trichostema laxum
Thomas W. Nelson, Jane P. Nelson
1977-8-6
3700
Humboldt
Above Alder Spring
1616
Comment
HSC81619
Trichostema laxum
Thomas W. Nelson, Jane P. Nelson
1980-8-4
6231
Humboldt
Above Alder Springs along old trail
1585
Comment
HSC33191
Trifolium albopurpureum
Thomas W. Nelson
1974-4-21
1190
Mendocino
Hills W of Eden Valley Ranch
Comment
CAS-BOT-BC465602
Trifolium breweri
Julie Kierstead Nelson; Dylan O. Burge; Lusetta Sims; Jenny Cribbs
2015-6-4
2015 -051
Trinity
East slope of Trinity Alps, W of Trinity Lake, S of road to Stonewall Pass trailhead, spur off Road 35N73Y
1273
Comment
HSC82461
Trifolium breweri
Thomas W. Nelson, Jane P. Nelson
1979-6-14
4774
Trinity
Along Trinity River and old Hwy. 3, N of Eagle Creek Campground
823
Comment
HSC95899
Trifolium breweri
Thomas W. Nelson, Sydney Carothers
2002-6-28
9116
Del Norte
Along Gasquet Toll Rd. at junction with transfer station
137
Comment
HSC38112
Trifolium ciliolatum
Thomas W. Nelson, Jane P. Nelson, James Nelson, J. P. Smith
1976-4-13
2368
Lake
Along Bartlet Springs Rd., 0.6 mi. from its junction with Hwy. 20
Comment
UC1543222
Trifolium ciliolatum
Donald G. Nelson
1935-4-6
217 a
Orange
e San Juan Capistrano (San Juan Canyon, just s of Cleveland National Forest boundary)
Comment
HSC68875
Trifolium eriocephalum
Thomas W. Nelson, Jane P. Nelson
1980-6-20
5689
Trinity
Hill above FS 29N55 at jct. with spur road, 5.6 mi. S of junction with Hwy. 36
1677
Comment
HSC28171
Trifolium fragiferum
Thomas W. Nelson
1973-7-24
1099
Humboldt
Flood plain of the Mad River at the Carson R.R. bridge
Comment
RSA296715
Trifolium fragiferum
Thomas W. Nelson
1973-7-24
1099
Humboldt
On the flood plain of the Mad River at the north end of the Carson railroad bridge.
Comment
HSC32750
Trifolium fucatum
Thomas W. Nelson, Jane P. Nelson
1973-4-23
764
Mendocino
E of Eden Valley Ranch along Toney Creek
640
Comment
HSC38085
Trifolium gracilentum
Thomas W. Nelson, James Nelson
1976-5-30
2606
Humboldt
McKeown Ranch, N of Dinsmore.
Comment
HSC71103
Trifolium longipes
Thomas W. Nelson, Jane P. Nelson, J. P. Smith
1978-7-24
4509
Siskiyou
Along W side of Hwy. 3 just N of Scott Mtn. Summit
1616
Comment
HSC81684
Trifolium longipes
Thomas W. Nelson, Jane P. Nelson
1980-7-20
6167
Siskiyou
Above and to SE of Big Carmen Lake
1738
Comment
HSC82302
Trifolium longipes
Thomas W. Nelson, Jane P. Nelson
1979-6-15
4819
Trinity
Trinity-Siskiyou County line, head of Scott Mtn. Creek at Scott Mtn. Campground.
1646
Comment
HSC82379
Trifolium longipes
Thomas W. Nelson, J. P. Smith, Jane P. Nelson
1978-7-24
4532
Siskiyou
Siskiyou-Trinity County line, head of Scott Mtn. Creek, S of Forest Service campground
1646
Comment
HSC71812
Trifolium longipes subsp. oreganum
Thomas W. Nelson, Jane P. Nelson
1980-6-27
5932
Trinity
Along Rd. 2S08 0.6 mi. S of junction with Rd. 1S07
1646
Comment
HSC82576
Trifolium oliganthum
Thomas W. Nelson
1979-5-13
4663
Trinity
At junction of county roads NE of Rees Brothers Coal Mine.
579
Comment
HSC33188
Trifolium olivaceum
Thomas W. Nelson
1974-4-21
1188
Mendocino
Hills W of Eden Valley Ranch
Comment
HSC26673
Trifolium pratense
Thomas W. Nelson
1972-11-25
703
Placer
Del Oro Rd. near Roseville
Comment
HSC38364
Trifolium willdenovii
Thomas W. Nelson
1976-5-4
2414
Mendocino
Along N side of BLM road to Red Mtn.
427
Comment
UC1543244
Trifolium willdenovii
Donald G. Nelson
1937-3-30
474
Contra Costa
s Byron (on rd to Tracy along rr tracks paralleling hwy)
Comment
RSA517735
Trifolium willdenovii
Donald G. Nelson
1937-3-30
474
Contra Costa
Railroad tracks paralleling the highway south of Byron on road to Tracy
Comment
HSC32800
Trillium albidum
Thomas W. Nelson, Jane P. Nelson
1973-4-14
727
Trinity
E of the USFS campground at Salt Creek
Comment
CHSC111310
Trillium chloropetalum
Julie Kierstead Nelson; Martin Lenz, Rhonda Posey, Brenna Montagne
2013-4-10
2013 -001
Shasta
Wheeler Ranch north of Shasta Lake, along Squaw Cree; UTM Zone 10N, 57697E 453227N. Damp swale below Rd. 35N07.
480
Comment
HSC26329
Triphysaria eriantha subsp. eriantha
Thomas W. Nelson
1971-4-16
382
Humboldt
N of Coast Guard Station on Samoa Peninsula
Comment
HSC82328
Triphysaria eriantha subsp. eriantha
Thomas W. Nelson, Jane Nelson
1978-4-1
3858
Lake
E side of Walker Ridge, 0.25 mi. N of junction with Hwy. 20
Comment
HSC26831
Triphysaria eriantha subsp. eriantha
Thomas W. Nelson
1971-3-23
349
Sonoma
3 mi. S of Healdsburg
Comment
HSC34693
Triphysaria versicolor subsp. faucibarbata
Thomas W. Nelson, James Nelson
1975-5-8
1813
Sonoma
Beside Hwy. 101 just S of Ash Creek near the Mendocino-Sonoma Co. line
Comment
HSC82505
Trisetum cernuum
Thomas W. Nelson, Jane P. Nelson
1979-6-14
4759
Trinity
Along Trinity River and old Hwy. 3, N of Eagle Creek Campground
823
Comment
HSC69644
Triteleia bridgesii
Thomas W. Nelson
1978-6-14
4149
Del Norte
Along French Hill Rd. 0.6 mi. from junction with Hwy. 199
Comment
HSC69662
Triteleia bridgesii
Thomas W. Nelson
1978-6-14
4159
Del Norte
Along French Hill Rd., 2.4 mi. from junction with Hwy. 199
Comment
HSC81786
Triteleia bridgesii
Thomas W. Nelson, Jane P. Nelson
1980-6-17
5512
Trinity
Along Salt Creek Rd. between Salt Creek Campground and junction of Rd. 30N24
915
Comment
HSC69982
Triteleia crocea
Thomas W. Nelson, Jane P. Nelson
1978-6-22
4295
Trinity
Along Dubakella Rd., 4.8 mi. from junction with Hwy. 36
1527
Comment
HSC35811
Triteleia hyacinthina
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-6-21
1925
Trinity
Browns Canyon Campground
Comment
HSC68750
Triteleia hyacinthina
Thomas W. Nelson, Jane P. Nelson
1980-6-18
5594
Trinity
Shasta-Trinity National Forest, along FS Rd. 1N10, 1 mi. from junction with FS Rd. 2N07
1372
Comment
HSC82232
Triteleia laxa
Thomas W. Nelson
1979-4-10
4592
Placer
Along W side of Sierra College Blvd. between I-80 and Douglas Blvd.
Comment
HSC35868
Triteleia laxa
Thomas W. Nelson, James Nelson
1975-8-5
2126
Humboldt
Beside rd. to Table Bluff 1.0 mi. W of Copenhagen Rd.
Comment
HSC35965
Triteleia laxa
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-6-21
1949
Humboldt
Hwy. 36, 5 mi. E of Bridgeville
Comment
HSC69682
Triteleia laxa
Thomas W. Nelson, J. O. Sawyer
1978-6-9
4109
Trinity
Along FS 27N02, 1.5 mi. S of junction with county road at Three Forks of Mad River.
Comment
HSC82276
Triteleia laxa
Thomas W. Nelson, Jane P. Nelson
1980-6-26
5922
Mendocino
Along Covelo-Zenia County Rd. 303, 11.5 mi. N of junction with State Rte. 162
915
Comment
UC724132
Trixis californica var. californica
Aven and Ruth Nelson
1939-3-25
3273
San Diego
on trail to Palm Grove Canyon (Borego Desert); Borego Desert
Comment Read comments Sep 10 2011
HSC71308
Umbellularia californica
Thomas W. Nelson, Jane P. Nelson
1979-4-12
4618
Colusa
Along Stony Creek below Digger Pine Campground
Comment
JEPS111013
Umbellularia californica
J. K. Nelson
2004-3-12
2004 -10
Shasta
Forest Road 33N041 to digger Bay from Shasta Dam Boulevard, south side of Shasta Lake; ca 8 miles N of Redding, 2 miles W of Shasta Dam.
365
Comment
HSC37973
Uropappus lindleyi
Thomas W. Nelson, J. P. Smith, James Nelson, Jane P. Nelson
1976-4-12
2322
Lake
Along Moran Valley Rd., 2 mi. W of Napa Co. line
732
Comment
JEPS128112
Urtica dioica
Julie Kierstead Nelson with Heath Bartosh, Jepson Yolla Bolly Workshop
2017-7-15
2017 -043
Trinity
Yolla Bolly Wilderness; near Tehama County line; North Yolla Bollies, Cedar Basin, SW aspect.
Comment
UC1607984
Urtica dioica subsp. holosericea
Donald G. Nelson
1935-6-2
321
Orange
n. Brea (mouth of Brea Canyon, on Tonner lease); on Tonner lease
Comment
CHSC98793
Vaccinium
Julie Kierstead Nelson
2006-11-8
2006 -045
Shasta
Bully Hill Mine, north side of Shasta Lake at confluence of Squaw Creek and Pit River arms. UTM E0567801, N4516169, Zone 10. Small (0.1acre) population in depression below mine road east of Town Creek.
365
Comment Read comments Jan 5 2016
CHSC24758
Vaccinium ovatum
J. R. Nelson
1976-4-11
19
Mendocino
At entrance to Little River Airport, ca 5 mi se of Little River.
36
Comment
JEPS123401
Vaccinium scoparium
Julie Kierstead Nelson with Don Lepley, Rhonda Posey
2015-8-13
2015 -132
Siskiyou
Headwaters of west fork Parks Creek, 2 miles NE of China Mountain.
Comment
JEPS117862
Vaccinium shastense subsp. shastense
Julie Kierstead Nelson
2006-11-8
2006 -45
Shasta
Bully Hill Mine, north side of Shasta Lake at confluence of Squaw Creek and Pit River arms
365
Comment Read comments Jan 5 2016
CAS-BOT-BC193403
Vaccinium shastense subsp. shastense
J. K. Nelson
2004-4-13
2004 -012
Shasta
Friday Louden mine adit along County Road 5G12 to Behemotash Mountain from Shasta Dam, west side of Shasta Lake, ca 20 miles NW of Redding
792
Comment
HSC82400
Vaccinium uliginosum
Thomas W. Nelson
1979-7-11
5014
Humboldt
N Trinity Mtn. and ridge to E.
1829
Comment
HSC48055
Valeriana sitchensis subsp. scouleri
Thomas W. Nelson, Jennifer Whipple
1978-4-27
3913
Del Norte
Flat above junction of North and Middle Forks of Smith River, across river from Gasquet.
Comment
HSC81625
Veratrum californicum var. californicum
Thomas W. Nelson, Jane P. Nelson
1980-7-19
6201
Siskiyou
Along USFS Rd. 40N17 1.0 mi. from junction with Callahan-Cecilville Rd.
1585
Comment
JEPS123438
Veratrum californicum var. californicum
Julie Kierstead Nelson with Marie Buell
2015-7-18
2015 -116
Trinity
Yolla Bolly Wilderness; near Tehama County line; 0.3 miles W of North Yolla Bolly; headwaters of the east fork of the south fork of Trinity River.
Comment
HSC40825
Verbena lasiostachys var. lasiostachys
Thomas W. Nelson, James Nelson
1976-7-26
3044
Humboldt
S of Mount Lassic (Signal Peak)
1707
Comment
UC1618125
Veronica americana
Donald G. Nelson
1940-7-7
697
San Mateo
highway from Half Moon Bay to San Mateo (along Pilarcitos Creek); Pilarcitos Creek
76
Comment
HSC36886
Veronica serpyllifolia
Thomas W. Nelson, Jane Nelson, James Nelson
1975-7-20
2058
Humboldt
Beside Rd. 2S08 to Pine Mtn.
Comment
CHSC110652
Viburnum opulus
Julie Kierstead Nelson; Lusetta Nelson, Martin Lenz
2012-8-13
2012 -084
Trinity
Hwy. 3 N of Clair Eagle (Trinity) Lake, Carrville.
723
Comment
JEPS120228
Viburnum opulus
Julie Kierstead Nelson with Lusetta Nelson, Martin Lenz
2012-8-13
2012 -084
Trinity
Hwy. 3 N of Clair Engle (Trinity) Lake, Carrville
Comment
CAS-BOT-BC419721
Vicia americana subsp. americana
Julie Kierstead Nelson; Jordan Rainbow
2014-5-21
2014 -020
Siskiyou
Forest Road 42N84 off Highway 97, north side of Mt. Shasta.
1088
Comment
HSC40041
Vicia americana var. americana
Thomas W. Nelson, Jane P. Nelson
1976-7-1
2893
Humboldt
Along ridge N of Bear Creek
1463
Comment
HSC40794
Vicia americana var. americana
Thomas W. Nelson, James Nelson
1976-6-22
2777
Trinity
Below Senteney Rock.
1463
Comment
HSC44839
Vicia americana var. americana
Thomas W. Nelson, Jane P. Nelson
1977-6-19
3536
Trinity
Beside Senteney Rock
1494
Comment
HSC82109
Vicia americana var. americana
Thomas W. Nelson, Jane P. Nelson
1980-5-25
5252
Humboldt
Along road from Dinsmore to Anderson Crossing, McKeown Ranch Rd. 100 m N of junction of road to Hindley Cabin
823
Comment
HSC82044
Vicia americana var. americana
Thomas W. Nelson, Jane P. Nelson
1980-6-16
5465
Trinity
Along road to Plummer Peak; ca. .5 mile from Philpot Campground
793
Comment
CHSC1002
Vicia sativa
L. Nelson
1935-5-5
Shasta
Clear Creek.
152
Comment
JEPS128420
Vicia villosa
Julie Kierstead Nelson
2015-1-28
2015 -002
Shasta
North side of Shasta College Redding campus, north of Hwy 299, east of Old Oregon Trail.
Comment
HSC67295
Viola cuneata
Thomas W. Nelson, Jane P. Nelson
1980-6-17
5501
Trinity
Shasta-Trinity National Forest, along Salt Creek Rd. at junction with FS Rd. 30N24
945
Comment
HSC71930
Viola cuneata
Thomas W. Nelson, Jane P. Nelson
1980-6-22
5759
Trinity
Shasta-Trinity National Forest, along FS Rd. 29N28, 7 mi. S of junction with Hwy. 36, 1 mi. N of Goat Camp
1372
Comment
HSC32749
Viola douglasii
Thomas W. Nelson, Jane P. Nelson
1973-4-22
742
Mendocino
2 mi. E of the summit on road to Eden Valley
Comment
HSC37979
Viola douglasii
Thomas W. Nelson, J. P. Smith, Jane P. Nelson, James Nelson
1976-4-12
2326
Lake
Along Morgan Valley Rd., 2 mi. W of Napa county line
732
Comment
SEINET6176898
Viola douglasii
Thomas W. Nelson, Jane P. Nelson
1980-6-24
5878
Colusa
Lake Pillsbury Quad. Along road to Snow Mountain trail head at Summit Springs. Serpentine.; 0
1585
Comment
HSC35923
Viola hallii
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-6-20
1968
Trinity
Near S end of road out Swayback Ridge
Comment
HSC39000
Viola hallii
Thomas W. Nelson, Jane P. Nelson
1976-5-31
2654
Humboldt
N of junction of FS Rds. 1S07 and 5E27 along 5E27
1524
Comment
HSC71936
Viola hallii
Thomas W. Nelson, Jane P. Nelson
1980-6-22
5766
Trinity
Along Panther Camp Trail, 200 yds. N of junction with FS Rd. 29N73, 3 mi. from Hayfork Creek
1646
Comment
HSC59765
Viola hallii
Thomas W. Nelson
1978-5-17
4024
Mendocino
B.L.M. Rd. to Red Mtn. area
Comment
HSC33453
Viola lobata
Thomas W. Nelson, James Nelson
1974-6-17
1356
Placer
Along Hwy. 80 at its junction with Blue Canyon Rd., 9 mi. W of Placer-Nevada County line
Comment
HSC81554
Viola lobata
Thomas W. Nelson, Jane P. Nelson
1980-7-20
6165
Siskiyou
Above and to SE of Big Carmen Lake
1738
Comment
HSC103363
Viola lobata
Thomas W. Nelson, Sydney Carothers
2004-4-24
9184
Del Norte
Along Gasquet Mtn. Road (17N49), 2 mi. W of junction with State Route 199 at junction with Forest Service Rd. 2E19
509
Comment
UC672037
Viola ocellata
Evelyn Hart Nelson
1940-4-20
85
Santa Clara
Loma Prieta, Fire trail Loma Prieta; Santa Cruz Mountains, Loma Prieta
1066
Comment
HSC34874
Viola ocellata
Thomas W. Nelson, James Nelson
1975-5-5
1779
Humboldt
Beside Hwy. 101, ~ 4 mi. S of the Salmon Creek Bridge
Comment
HSC67183
Viola purpurea subsp. integrifolia
Thomas W. Nelson, Jane P. Nelson
1980-6-10
5434
Humboldt
Along E side of Red Mtn.
1372
Comment
HSC67259
Viola purpurea subsp. integrifolia
Thomas W. Nelson, Jane P. Nelson
1980-5-7
5201
Trinity
Along FS 29N59, about 1/2 mi. E of junction with FS 30N29, Rattlesnake Ridge
1433
Comment
HSC69906
Viola purpurea subsp. integrifolia
Thomas W. Nelson
1978-5-27
4043
Trinity
On Red Mtn.
1250
Comment
HSC32929
Viola purpurea subsp. purpurea
Thomas W. Nelson
1973-5-30
974
Humboldt
Humboldt/Trinity Co. line, Mt. Lassic
1790
Comment
HSC39623
Viola purpurea subsp. purpurea
Thomas W. Nelson, Jane P. Nelson
1976-6-15
2727
Humboldt
Along old trail from lookout to Blocksburg
1585
Comment
HSC40539
Viola purpurea subsp. purpurea
Thomas W. Nelson, Jane P. Nelson
1976-5-23
2535
Trinity
Black Lassic, E side
1585
Comment
HSC67334
Viola purpurea subsp. purpurea
Thomas W. Nelson
1980-5-30
5354
Trinity
Along Rd. 60 (Underwood Mtn. Rd.), 10 mi. S from junction with Hwy. 299
1341
Comment
HSC40562
Viola purpurea subsp. purpurea
Thomas W. Nelson, James Nelson
1976-6-22
2775
Trinity
Below Senteney Rock
1463
Comment
HSC72215
Viola purpurea subsp. quercetorum
Thomas W. Nelson, Jane P. Nelson
1980-6-24
5873
Colusa
Colusa-Lake County line, along trail to Snow Mtn., 0.5 mi. from trailhead
1616
Comment
HSC69797
Viola sheltonii
Thomas W. Nelson, Jane P. Nelson
1978-3-25
3827
Trinity
Terrace above Canyon Creek at Lower Canyon Creek Meadow
915
Comment
CHSC110657
Vitis californica
Julie Kierstead Nelson
2012-5-1
2012 -010
Shasta
5 mi. N of Shasta College, NE of Redding; floodplain of unnamed tributary to Stillwater Creek.
198
Comment
HSC81957
Vitis californica
Thomas W. Nelson, Jane Nelson
1979-6-25
4894
Tehama
Along road from Tedoc Gap to Well's Creek, 0.25 mi. SE of Weston Ranch
1280
Comment
HSC69872
Vulpia bromoides
Thomas W. Nelson
1978-5-29
4094
Humboldt
On McKeown Ranch N of Dinsmore.
762
Comment
HSC32756
Vulpia microstachys
Thomas W. Nelson, D. E. Anderson
1973-5-5
801
Mendocino
Near Roberts Lake.
Comment
HSC35018
Vulpia microstachys
Thomas W. Nelson
1975-5-24
1878
Humboldt
McKeown Ranch, N of Dinsmore.
Comment
CAS-BOT-BC131769
Washingtonia filifera
Aven Nelson; Ruth Nelson
1939-3-25
3256
Riverside
In Palm Canyon, Borego Desert State Park
Comment
HSC35936
Whipplea modesta
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-7-15
2029
Humboldt
French Camp, Bald Hills.
Comment
HSC81925
Whipplea modesta
Thomas W. Nelson, Jane P. Nelson
1979-7-3
4954
Humboldt
Along road to Joe Losey property at junction of Kneeland and Maple Creek Rds.
610
Comment
HSC103586
Wislizenia refracta subsp. californica
Thomas W. Nelson, Jane Nelson
1983-8-24
7612
Tulare
Just off State Route 99, ~ 1 mi. S of Pixley; at intersection of Avenue 72 and Road 130.
84
Comment
CHSC78055
Woodwardia fimbriata
Terry Nelson
1998-4-11
240 -20
Shasta
2 mi sw of Whiskeytown Lake and on the e bank of Brandy Creek.
420
Comment
HSC33067
Wyethia angustifolia
Thomas W. Nelson, Jane P. Nelson
1974-5-10
1255
Mendocino
W side of Hwy. 101, 2 mi. N of its junction with Redwood Valley Rd.
Comment
HSC69817
Wyethia angustifolia
Thomas W. Nelson
1978-5-27
4073
Trinity
At Secret Gulch, 1 mi. NW of Three Forks of Mad River
884
Comment
HSC82444
Wyethia angustifolia
Thomas W. Nelson, Jane P. Nelson, R. J. Cole
1979-7-27
5057
Tehama
Along old logging rd. W side of USFS Rd. at Pole Corral Gap
1311
Comment
HSC33134
Wyethia glabra
Thomas W. Nelson, Jane P. Nelson
1974-4-9
1167
Mendocino
Near Bloody Run Creek between Longvale and Covelo.
Comment
HSC32833
Wyethia helenioides
Thomas W. Nelson, D. Anderson
1973-5-6
886
Mendocino
Road to Eden Valley just N of entrance to valley.
Comment
RSA254863
Wyethia helenioides
Thomas W. Nelson, D. Anderson
1973-5-6
886
Mendocino
Beside road to Eden Valley just north of entrance to Valley.
Comment
HSC82033
Wyethia longicaulis
Thomas W. Nelson, James Nelson
1980-6-10
5401
Humboldt
Along Swayback Ridge 4-wheel drive road, 1.25 mi. S of junction with Forest Service road.
1494
Comment
CHSC118447
Xanthium spinosum
Julie Kierstead Nelson; Lusetta Nelson, Amy Livingston, Christine Mai
2014-10-15
2014 -090
Trinity
Indian Valley Ranch; distrubed barnyard near Indian Valley Creek. UTM NAD 83 Zone 10, 507195n E, 4500106m N.
510
Comment
UC1543050
Zannichellia palustris
Donald G. Nelson
1937-6-28
551
Contra Costa
halfway between Clayton and Byron (Marsh Creek); Marsh Creek
Comment
RSA517441
Zannichellia palustris
Donald G. Nelson
1937-6-28
551
Contra Costa
Half way between Clayton and Byron; Marsh Creek.
Comment
HSC34745
Zeltnera muehlenbergii
Thomas W. Nelson
1974-7-19
1670
Humboldt
McKeown Ranch N of Dinsmore
Comment
HSC35862
Zeltnera muehlenbergii
Thomas W. Nelson, James Nelson
1975-8-5
2133
Humboldt
Along S spit of Humboldt Bay adjacent to jetty
Comment
UC1543215
Zigadenus fremontii
Donald G. Nelson
1935-4-6
246
Orange
deep canyon 200-300 ft below main highway (about 4 mi from summit, e of San Juan Capistrano, hillside sloping n from main hwy); San Juan Canyon
Comment
HSC67381
Zigadenus micranthus
Thomas W. Nelson
1980-5-30
5358
Trinity
Along Rd. 60 (Underwood Mtn. Rd.), 10 mi. S from junction with Hwy. 299
1341
Comment
HSC71915
Zigadenus micranthus
Thomas W. Nelson, Jane P. Nelson
1980-6-22
5813
Shasta
Shasta-Trinity National Forest, along USFS Rd. 28N07 E of junction with Rd. 41
1220
Comment
HSC103660
Zigadenus micranthus var. micranthus
Thomas W. Nelson, Sydney Carothers
2003-6-20
9170
Del Norte
Along Wimer Road at Stone Corral Lookout, 12.8 mi. from junction with N Bank Rd.
736
Comment
HSC82584
Zigadenus paniculatus
Thomas W. Nelson, Jane P. Nelson
1979-5-26
4709
Siskiyou
Along Hwy. 3, N of Scott Mtn. Summit, at junction with FS Rd. 40N03
1524
Comment
HSC70069
Zigadenus venenosus var. venenosus
Thomas W. Nelson, Thomas W. Nelson
1978-6-23
4372
Trinity
N of Red Mtn. along road from Red Mtn. to Hell to Find Lake
1616
Comment
HSC70174
Zigadenus venenosus var. venenosus
Thomas W. Nelson, Jane P. Nelson
1978-6-22
4310
Trinity
Along branch rd. off Dubakella Rd. 2 mi. from jct. with Red Mtn. Motorway
1555
Comment