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Specimen ID
Determination *
Collector
Collection Date
Collection Number
County
Locality
Elevation in meters
Feedback
HSC102514
Abies concolor
M. R. Mesler, Robin Bencie, Ian Zacher
2013-6-28
1500
Humboldt
Bret Hole. 1.1 km SW of Trinity Summit
1106
Comment
HSC55267
Abies concolor
Overton, Butler
1979-8-2
12634
Humboldt
Near Grogan Hole, close to the town of Hoopa.
1554
Comment
RSA54126
Abies concolor
Henry M. Pollard
1944-09
s.n.
Humboldt
Near Orleans.
Comment Read comments Oct 1 2019
HSC73215
Abies procera
Gail Newton
1980-6-24
603
Humboldt
Near Ladder Rock
1570
Comment
CAS-BOT-BC383848
Abronia latifolia
W. R. Dudley
1899-6-1
s.n.
Humboldt
Samoa
Comment
RSA0025093
Abronia latifolia
P. A. Munz
1954-7-25
19867
Humboldt
Humboldt Lighthouse south of Samoa.
Comment
BLMAR389
Abronia umbellata subsp. breviflora
Jennifer Anthony-Wheeler
2004-10-10
389
Humboldt
Samoa/manilla dunes, Due west of water line tower number77
3
Comment
CDA40632
Acaena novae-zelandiae
E. C. Whitney
1966-7-28
s.n.
Humboldt
Mather prop., Simpson Lumber Co., Fieldbrook.
0
Comment
CAS-BOT-BC330549
Acer circinatum
Harley P. Chandler
1901-6-1
1283
Humboldt
North Coast Ranges. Hupa Indian Reservation
1097
Comment
HSC98921
Acer glabrum var. torreyi
Cara Witte
2007-6-5
211
Humboldt
Near Grouse Mountain. Along Forest Service Road 4N32. Approximately 1 mile south of intersection with 5N04.
1434
Comment
HSC2808
Acer macrophyllum
A. H. Sartain
1964-4-25
Humboldt
6 mi. W of Willow Creek on Hwy. 299
Comment
HSC41320
Acer macrophyllum
Brad Klipfel
1974-9-2
527
Humboldt
Horse Mtn.
Comment
CAS-BOT-BC28579
Achillea millefolium
Ashley Colt Browne
1936-6-11
s.n.
Humboldt
Patrick's Point State Park
Comment
CAS-BOT-BC28588
Achillea millefolium
David D. Keck
1938-8-5
4765
Humboldt
Clam Beach
Comment
HSC102172
Achillea millefolium
M. R. Mesler, Robin Bencie, K. A. Wayman
2011-8-3
1084
Humboldt
Patterson Meadows
1566
Comment
HSC48766
Achillea millefolium
Brad Klipfel
1973-6-10
102
Humboldt
Along ridge trail SE of N Trinity Mtn.
1829
Comment
HSC73648
Achillea millefolium
M. A. Baker
1980-7-22
3117
Humboldt
Near Grogan Hole.
1676
Comment
HSC36212
Achillea millefolium
John Rehling
1975-9-26
108
Humboldt
Near Alliance Rd.
Comment
HSC4547
Achillea millefolium
H. E. Parks, S. T. Parks
Aug 1943
24246
Humboldt
Egg Point, Trinidad
122
Comment
RSA50430
Achillea millefolium var. arenicola
G. R. Campbell
1949-6-28
s.n.
Humboldt
Collected near pool on Administration Grounds of Botanic Gardens, grown under prop. No. 5487 (seed collected by P. C. Everett, July 20, 1947, on coastal sand dunes, mouth of little river, along hwy 101, north of Eureka)
Comment
UC203890
Achlys californica
Joseph P. Tracy
1918-5-28
4951
Humboldt
High Prairie on Bald Mt. Northern Coast Ranges, Bald Mt.
1066
Comment
SFV5403
Achlys triphylla
J. Turner, F. M. Ball
1962-7-10
s. n.
Humboldt
East Fork Willow Creek Forest Camp. Highway 299 about 5 miles west of Willow Creek.
457
Comment
UCD94992
Achlys triphylla subsp. triphylla
W. C. Overton Jr.
1980-4-27
s.n.
Humboldt
Grizzly Creek Redwoods State Park, southeast of Fortuna on State Highway 36. Along the Van Duzen River.
Comment
RSA10033
Achnatherum occidentale subsp. californicum
Joseph P. Tracy
1932-7-17
10667
Humboldt
Trinity Summit, Ridges east of Corral Prairie
1829
Comment
UC526760
Achnatherum occidentale subsp. californicum
Joseph P. Tracy
1932-7-12
10446
Humboldt
Corral Prairie Klamath Mountains, Trinity Summit
1524
Comment
BLMAR183
Acmispon brachycarpus
Donald Hazlett
1994-6-7
183
Humboldt
King range, near horse Mt. Ridge rd
670
Comment
UC1222584
Aconitum columbianum
Joseph P. Tracy
1950-7-31
19242
Humboldt
n.e. side of top Grouse Mt.
1524
Comment
HSC73766
Aconogonon davisiae
Gail Newton
1980-7-24
1772
Humboldt
Near Somes Mtn.
1615
Comment
HSC55739
Actaea rubra
G. L. Clifton, Griswold
1979-7-26
10241
Humboldt
Near High Spring, close to the town of Forks of Salmon
2024
Comment
UC1196185
Actaea rubra
Joseph P. Tracy
1937-7-2
15410
Humboldt
head of Little Hors-Linto Creek; Trinity Summit
1371
Comment
HSC37414
Adiantum aleuticum
Gary S. Lester, Roger L. Yearout, Judith G. Dickson
1974-7-24
508
Humboldt
Along Lost Man Creek.
38
Comment
JEPS336
Adiantum aleuticum
W. L. Jepson
1932-7-26
16412
Humboldt
Bull Creek
Comment
UC203315
Adiantum aleuticum
Joseph P. Tracy
1916-6-25
4742
Humboldt
e Trinidad (Redwood Creek); Northern Coast Ranges
152
Comment
RSA67622
Adiantum aleuticum
P. A. Munz
1951-7-15
16547
Humboldt
Racoon Creek.
305
Comment
RSA137319
Adiantum jordanii
I. L. Wiggins
1957-6-21
14137
Humboldt
Margin of grassy slide area on east side of road, 1 mile south of Garberville
Comment
HSC5638
Ageratina occidentalis
D. E. Anderson
1965-9-5
4094
Humboldt
Along Mad River, ca. 3 miles south of Blue Lake
Comment
SD62068
Agoseris apargioides var. maritima
Darley F. Howe
1965-8-7
4121
Humboldt
Orick.
Comment
UC205185
Agoseris aurantiaca var. aurantiaca
Joseph P. Tracy
1919-9-23
5284
Humboldt
Trinity Summit Northern Coast Ranges, Trinity Summit
1828
Comment
HSC75954
Agoseris grandiflora
Overton, Butler
1979-7-24
9734
Humboldt
Near Black Rock, close to the town of Willow Creek.
1554
Comment
UC166791
Agoseris grandiflora var. grandiflora
Joseph P. Tracy
1901-8-2
1245
Humboldt
near Hydesville; Northern Coast Region
60
Comment
OBI6921
Agoseris grandiflora var. leptophylla
Joseph P. Tracy
1949-6-25
18344
Humboldt
1 mi W of Mud Springs (to Box camp on W slope of Trinity summit)
Comment
RSA167302
Agoseris grandiflora var. leptophylla
Joseph P. Tracy
1950-7-31
19227
Humboldt
Grouse Mountain: Open glade where road crosses sides of the Friday Ridge, about 1 mile north of Friday's Camp
Comment
HSC56444
Agoseris heterophylla
Griswold, Butler
1979-7-12
7191
Humboldt
Near Groves Prairie, close to the town of Willow Creek.
1256
Comment
UC1199481
Agoseris heterophylla var. heterophylla
Joseph P. Tracy
1918-7-5
5024
Humboldt
common in grassy places White Thorn Valley; Northern Coast Ranges
304
Comment
UC165751
Agoseris heterophylla var. heterophylla
Joseph P. Tracy
1908-6
2735
Humboldt
opposite, in valley of Van Duzen River Buck Mountain; Northern Coast Ranges, Van Duzen River
762
Comment
UC449621
Agoseris retrorsa
Joseph P. Tracy
1912-7-31
3947
Humboldt
near summit Buck Mountain; Northern Coast Ranges
1676
Comment
RSA183627
Agrostis densiflora
D. E. Anderson
1965-9-5
4073
Humboldt
Along Mad River, ca. 3 miles south of Blue Lake.
Comment
CAS-BOT-BC127288
Agrostis exarata
Joseph P. Tracy
1918-7-5
5016
Humboldt
Northern Coast Ranges. White Thorn Valley.
304
Comment
CAS-BOT-BC127294
Agrostis exarata
Joseph P. Tracy
1935-7-21
14111
Humboldt
Trinity River Valley, at Willow Creek.
152
Comment
CAS-BOT-BC127295
Agrostis exarata
1933-7-20
12809
Humboldt
Along Mad River, near Blue Lake.
15
Comment
HSC98510
Agrostis exarata
Cara Witte
2008-8-6
1005
Humboldt
Board Camp Mountain; 1 mile south of Forest Service Road 4N38 and National Forest 1 intersection.
1416
Comment
RSA25802
Agrostis exarata
C. B. Wolf
1941-7-28
4344
Humboldt
Big Lagoon, south side and W. of Redwood Highway.
6
Comment
UC1145056
Agrostis exarata
Joseph P. Tracy
1947-6-28
17749
Humboldt
Larrabee Valley
731
Comment
UC181242
Agrostis exarata
Joseph P. Tracy
1913-7-13
4359
Humboldt
Patrick's Point Northern Coast Ranges
30
Comment
UC204711
Agrostis exarata
Joseph P. Tracy
1918-7-5
5016
Humboldt
White Thorn Valley, in dried up ditch Northern Coast Ranges, White Thorn Valley
304
Comment
UC526886
Agrostis exarata
Joseph P. Tracy
1927-6-19
8193
Humboldt
Big Lagoon North Coast Region
6
Comment
POM207005
Agrostis hallii
Davy Blasdale
1899-05
5873
Humboldt
Martins Ferry.
Comment Read comments Dec 1 2014
SEINET3916558
Agrostis hallii
James Payne Smith Jr
1977-7-3
9257
Humboldt
Six River National Forest. Along Forest Service Road 13NO1, 3 miles from its junction with State Route 36.; 0
549
Comment
UC576314
Agrostis hallii
H. S. Yates
1936-6-17
5698
Humboldt
lower nw slope Buck Mountain; South Fork Peak Quad., lower nw slope Buck Mountain
792
Comment
UCD52683
Agrostis hallii
J. I. Mallory
1955-9-17
124
Humboldt
one mile west of McClellan Ranch.
304
Comment
CHSC114091
Agrostis idahoensis
Jennifer Buck; Danielle Roach
2009-8-19
SFM 06 C
Humboldt
Kerlin Fen, South Fork Mountain; UTM Zone 10N, 453899E, 4494304N.
1633
Comment
HSC58802
Agrostis idahoensis
G. L. Clifton, Griswold
1979-7-31
11678
Humboldt
Near Trinity Summit Guard Station, close to the town of Hoopa
1805
Comment
HSC89897
Agrostis microphylla
Leonel Arguello
1989-7-7
Humboldt
Lanphere-Christensen Dunes Preserve, 3 mi W of Arcata, south-west quadrant of Fernstrom-Root parcel.
Comment
HSC98859
Agrostis oregonensis
Cara Witte
2008-8-5
990
Humboldt
Spike Buck Mountain. Forest Service Road 5N18. 1/2 mile from intersection with National Forest 1.
1589
Comment
HSC49053
Agrostis pallens
Thomas Nelson, Jane Nelson
1978-7-3
4414
Humboldt
McKeown Ranch, N of Dinsmore.
Comment
CAS-BOT-BC138635
Agrostis stolonifera
Joseph P. Tracy
1927-7-16
8253
Humboldt
Region about Humboldt Bay. Mouth of Elk River.
6
Comment
HSC8830
Agrostis thurberiana
J. P. Tracy
1930-7-16
8931
Humboldt
South Fork Mountain: McKay camp.
1677
Comment
UC526873
Agrostis thurberiana
Joseph P. Tracy
Jul 16 1930-Jul 19 1930
8989
Humboldt
McKay Camp Northern Coast Ranges, South Fork Mountain
1676
Comment
SEINET14062595
Aira caryophyllea
M. A. Baker
1980-5-17
1280
Humboldt
Black Mtn.
Comment
HSC40342
Aira praecox
Linda M. Barker
1976-4-30
1411
Humboldt
3 mi. W of Arcata
Comment
SBBG88771
Alisma triviale
A. Keedy
1988-9-18
9
Humboldt
fresh water pond A, Arcata Salt Marsh Project, Humboldt Bay
Comment
HSC60371
Alisma triviale
Terry Roth
1979-5-29
101
Humboldt
Arcata, at the end of H St.
0
Comment
HSC98646
Allium amplectens
Cara Witte
2007-6-7
233
Humboldt
White Oak Opening. Along Kinsey Ridge.
1238
Comment
UC1198195
Allium amplectens
Joseph P. Tracy
1927-5-14
8004
Humboldt
near South Fork; Trinity River Valley
182
Comment
CAS-BOT-BC462974
Allium bolanderi
L. R. Abrams
1918-6-15
7115
Humboldt
Brannan Mt. near Willow Creek
1371
Comment
HSC79066
Allium bolanderi var. bolanderi
D. K. Imper
1984-6-6
Humboldt
USFS Rd. 12N20 near Bald Mtn.
Comment
UC1198193
Allium bolanderi var. mirabile
Joseph P. Tracy
1913-6-23
4278
Humboldt
near summit on ridge between Van Duzen River and Mad River; Northern Coast Ranges, Dinsmore's Ranch
1066
Comment
HSC103255
Allium campanulatum
John McRae
2014-6-3
Humboldt
Six Rivers National Forest, Black Lassic Quad, Mt. Lassic , Lassics Botanical and Geological Area.
1768
Comment
HSC76218
Allium falcifolium
Overton, Butler
1979-7-24
9708
Humboldt
Near Black Rock
1554
Comment
NY247883
Allium stenanthum
V. K. Chesnut
1888-7-19
s.n.
Humboldt
Pilot Ridge
Comment
CAS-BOT-BC476626
Allium unifolium
A. M. Vollmer; L. Beane
1951-6-11
138
Humboldt
Horse Mountain-Shelter Cove Road
Comment
UC1222284
Alnus incana subsp. tenuifolia
Joseph P. Tracy
1950-8-8
19286
Humboldt
Croghan Hole Trinity Summit
1676
Comment
UC774997
Alnus incana subsp. tenuifolia
Carl B. Wolf
1937-8-13
9268
Humboldt
12 mi e Hoopa Valley (on new road toward Trinity Summit); North Coast Range
1676
Comment
CAS-BOT-BC170943
Alnus rhombifolia
Doris K. Kildale
1926-8-8
2457 a
Humboldt
Dyerville Brdige on South Fork of Eel River
45
Comment
SEINET5536121
Alnus rhombifolia
Joseph P. Tracy
1950-1
19375
Humboldt
Klamath River near Slate Creek
122
Comment
UC213001
Alnus rhombifolia
Joseph P. Tracy
1919-9-27
5303
Humboldt
Willow Creek Northern Coast Ranges (near its mouth, (creek is a tributary of Trinity River))
152
Comment
CAS-BOT-BC169544
Alnus rubra
Joseph P. Tracy
1930-7-27
9113
Humboldt
Mattole River, near Petrolia
15
Comment
CAS-BOT-BC169545
Alnus rubra
Joseph P. Tracy
1930-7-27
9113
Humboldt
Mattole River, near Petrolia
15
Comment
HSC37963
Alnus rubra
Peter Sorensen
1976-6-12
Humboldt
Woodley Island
Comment
POM160842
Alnus viridis subsp. sinuata
Joseph P. Tracy
1919-9-18
5241
Humboldt
Trinity Summit.
1829
Comment
UC503082
Alnus viridis subsp. sinuata
Joseph P. Tracy
1932-7-15
10604
Humboldt
ridges e Corral Prairie; Klamath Mountains, Trinity Summit
1828
Comment
CAS-BOT-BC138147
Alopecurus aequalis var. aequalis
Henry M. Pollard
1946-8-13
s.n.
Humboldt
Pond near Harley place, Orleans region.
Comment
UC1103313
Alopecurus geniculatus
Joseph P. Tracy
1942-6-2
17091
Humboldt
at R.R. trestle Loleta
9
Comment
UC1222884
Ambrosia artemisiifolia
Joseph P. Tracy
1950-9-22
19379
Humboldt
3 mi sw Orleans
Comment
CAS-BOT-BC13706
Ambrosia chamissonis
H. E. Parks
1941-9-1
24214
Humboldt
At mouth of Little River
Comment
HSC35628
Ambrosia chamissonis
Thomas W. Nelson, James Nelson
1975-8-5
2141
Humboldt
Along south spit of Humboldt Bay ca. 1 mile N. of Table Bluff
Comment
UC665537
Ambrosia chamissonis
H. E. Parks
1941-8-1
24181
Humboldt
Big Lagoon
Comment
RSA264507
Ambrosia chamissonis var. chamissonis
H. E. Parks
1941-09
24214
Humboldt
Mouth of Little River
Comment
HSC70328
Amelanchier alnifolia
M. A. Baker
1980-6-8
1883
Humboldt
Near Buck Flat.
1554
Comment
HSC18529
Amelanchier alnifolia var. semiintegrifolia
F. B. Plett
1963-4-9
16
Humboldt
1.5 mi. N of Trinidad along old Hwy. 101
Comment
HSC71057
Amelanchier alnifolia var. semiintegrifolia
Thomas W. Nelson, Jane P. Nelson
1977-5-30
3391
Humboldt
McKeown Ranch. Along road to Anderson's Ford.
854
Comment
HSC74216
Amelanchier alnifolia var. semiintegrifolia
M. A. Baker
1980-7-23
3173
Humboldt
Near Orleans Mtn.
1859
Comment
RSA183634
Amelanchier florida
D. E. Anderson
1964-4-24
3541
Humboldt
0.5 mile from Hwy 299, on Titlow Hill road.
Comment
CAS-BOT-BC143011
Amelanchier utahensis
John Thomas Howell; Alice Eastwood
1937-6-23
4800
Humboldt
Little Van Duzen River
Comment
CAS-BOT-BC137867
Ammophila arenaria
Dziekanowski; Dunn; Bennett
1976-8-6
2504
Humboldt
In the vicinity of a state park on the beach opposite McKenleyville.
3
Comment
CHSC33078
Ammophila arenaria
J. P. Smith; T. W. Nelson
1977-6-30
9201
Humboldt
Samoa Peninsula just east of the drag strip.
Comment
UC494005
Amsinckia
H. E. Parks, J. P. Tracy
1930-5-25
881
Humboldt
near Bridgeville
Comment
UC54750
Amsinckia intermedia
Mrs. M. H. Manning
1901-1
156
Humboldt
near Hupa; ; near Hupa
Comment
UC1239646
Amsinckia lunaris
Joseph P. Tracy
1930-5-25
8724
Humboldt
near Bridgeville; Northern Coast Ranges
152
Comment
SBBG44954
Anaphalis margaritacea
C. B. Wolf
1927-8-30
Humboldt
2 mi S of Petrolia on Mattole River, near where road crosses river
Comment
HSC27042
Anaphalis margaritacea
Brad Klipfel
1973-8-25
286
Humboldt
Near Lazy L Ranch, Fickle Hill Rd.
Comment
HSC102555
Anemone deltoidea
M. R. Mesler, Robin Bencie, Ian Zacher
2013-6-29
1543
Humboldt
Bret Hole. 1.1 km SW of Trinity Summit
1579
Comment
HSC18009
Anemone deltoidea
H. E. Parks, S. T. Parks
May 1930
748
Humboldt
Along Van Duzen River
Comment
SBBG2107
Anemone deltoidea
H. and M. Dearing
1933-5-16
360
Humboldt
Weott
Comment
JEPS60507
Anemone deltoidea
W. L. Jepson
1902-6-22
1913
Humboldt
Pepperwood
Comment
RSA304843
Anemone deltoidea
James R. Shevock
1971-5-30
681
Humboldt
Biants Ave, Humboldt St. Park.
152
Comment Read comments Oct 20 2009
SD81298
Anemone deltoidea
Darley F. Howe
1970-5-30
4060
Humboldt
Forest east of Orick
395
Comment
HSC41236
Anemone oregana var. oregana
Brad Klipfel
1974-5-8
327
Humboldt
Horse Mtn., to the NW below the towers
Comment
HSC64348
Anemone oregana var. oregana
J. P. Smith, J. O. Sawyer
1973-5-12
6694
Humboldt
6.1 mi. from Redwood Creek on Hoopa Rd.
Comment
HSC99580
Angelica genuflexa
K. A. Wayman, Robin Bencie, M. Mesler, Julie Gregory
2010-8-10
245
Humboldt
Near North Trinity Mtn, 11. 9 mi east of Hoopa on Big Hill Rd (8N01), at Box Camp, Six Rivers National Forest.
1372
Comment
JEPS14170
Angelica genuflexa
Joseph P. Tracy
1937-8-22
15670
Humboldt
2 mi s of Fields Landing
6
Comment
JEPS14171
Angelica genuflexa
Joseph P. Tracy
1937-8-22
15670
Humboldt
2 mi s of Fields Landing
6
Comment
UC1197382
Angelica genuflexa
Joseph P. Tracy
1946-8-25
17635
Humboldt
2 mi s of Fields Landing (near Still Ranch)
6
Comment
CAS-BOT-BC221418
Angelica hendersonii
L. R. Abrams
1916-7-18
6138
Humboldt
At Trinidad
Comment
JEPS14103
Angelica hendersonii
Joseph P. Tracy
1936-10-24
15205
Humboldt
Table Bluff
91
Comment
UC582636
Angelica hendersonii
Joseph P. Tracy
1937-8-22
15674
Humboldt
Table Bluff
91
Comment
CAS-BOT-BC211057
Angelica lucida
Joseph P. Tracy
1909-9-19
3087
Humboldt
Near Samoa. Region about Humboldt Bay
152
Comment
POM318530
Angelica lucida
Patricia Wilder
1968-8-21
4376
Humboldt
Big Lagoon Park, just west of U.S. 101
15
Comment
UC1103414
Angelica lucida
Joseph P. Tracy
1914-10-4
4632
Humboldt
near Hookton (at s end of Humboldt Bay); Northern Coast Region, Humboldt Bay
0
Comment
HSC101671
Angelica tomentosa
Cara Witte
2008-8-6
999
Humboldt
Board Camp Mountain; 1 mile south of Forest Service Road 4N38 and National Forest 1 intersection.
1416
Comment
JEPS14220
Angelica tomentosa
Joseph P. Tracy
1938-8-14
16107
Humboldt
Northern Coast Ranges, Willow Creek Canyon Willow Creek Canyon; Northern Coast Ranges, Willow Creek Canyon
457
Comment
JEPS14221
Angelica tomentosa
Joseph P. Tracy
1938-8-14
16107
Humboldt
Northern Coast Ranges, Willow Creek Canyon Willow Creek Canyon; Northern Coast Ranges, Willow Creek Canyon
457
Comment
CAS-BOT-BC271452
Anisocarpus madioides
Elizabeth Parsons Hawver
1915-6-1
s.n.
Humboldt
Carlotta
Comment
UC169316
Anisocarpus madioides
Joseph P. Tracy
1908-6
2878
Humboldt
opposite Buck Mountain (Valley of Van Duzen River); Northern Coast Ranges
762
Comment
CAS-BOT-BC271491
Anisocarpus madioides
Doris K. Kildale
1927-5-17
3184
Humboldt
Fish Creek near Garberville
Comment
HSC57616
Antennaria racemosa
G. L. Clifton, Griswold
1979-7-25
10740
Humboldt
Near Red Cap Lake, close to the town of Forks of Salmon.
1814
Comment
UC582649
Antennaria rosea
Joseph P. Tracy
1935-7-24
14169
Humboldt
Trinity Summit (near Ranger Station) Trinity Summit
1828
Comment
CHSC105172
Antennaria suffrutescens
B. Castro; L. P. Janeway
1996-8-3
704
Humboldt
Six Rivers NF, near Horse Mtn. Along Titlow Hill Rd (Rd #1), on flat ridgetop.
1469
Comment
HSC4650
Antennaria suffrutescens
D. E. Anderson
1965-6-1
3771
Humboldt
On ridge along Friday Hill Rd., about 2 mi. NE from its junction with Titlow Hill Rd.
1159
Comment
UC582650
Antennaria suffrutescens
Joseph P. Tracy
1933-7-11
12673
Humboldt
Horse Mountain
1432
Comment
HSC4670
Anthemis cotula
Lincoln Constance
1934-5-27
694
Humboldt
S Fork of Eel River, S end of Dyerville Bridge
46
Comment
CAS-BOT-BC137739
Anthoxanthum odoratum
David D. Keck
1948-7-2
6010
Humboldt
1.5 mile esat of Freshwater (Garfield), on Kneeland Road.
Comment
HSC8944
Anthoxanthum odoratum
Paul Shields
1955-6-10
Humboldt
Humboldt State University campus.
Comment
HSC8953
Anthoxanthum odoratum
D. E. Anderson
1962-3-31
1957
Humboldt
Coastal area of Prairie Creek State Park, back of sand dunes
Comment
UC1056038
Anthoxanthum odoratum
H. E. and S. T. Parks
1952-4
24444
Humboldt
Trinidad, Spruce Cove Spruce Cove; Trinidad, Spruce Cove
60
Comment
UCD56164
Anthoxanthum odoratum
H. L. Person
1932-5-10
s.n.
Humboldt
Arcata.
45
Comment
UC582468
Antirrhinum vexillocalyculatum subsp. breweri
Joseph P. Tracy
1936-6-27
16003
Humboldt
Miranda
91
Comment
UC204117
Aphanes occidentalis
Joseph P. Tracy
1918-5-1
4903
Humboldt
Kneeland Prairie Northern Coast Ranges (towards McBrides)
762
Comment
UC176867
Apocynum cannabinum
Joseph P. Tracy
1912-7-26
3838
Humboldt
Kneeland Prairie North Coast Ranges, Kneeland Prairie
762
Comment
UC154172
Apocynum cannabinum
Joseph Burtt Davy and Walter C. Blasdale
1899-6-29
5896
Humboldt
near Requa
Comment
RSA668408
Aquilegia formosa
Thomas W. Stark
1967-7-24
100
Humboldt
1/4 mile W of rt 101, 3 miles N of Trinidad Head.
91
Comment
POM118664
Aquilegia formosa var. truncata
Marcus E. Jones
1924-4-25
s.n.
Humboldt
Garberville.
Comment
HSC58213
Arabis glabra
Walter Overton
1979-8-1
12342
Humboldt
Near Mill Creek, Middle Fork, close to the town of Hoopa.
1341
Comment
HSC57407
Arabis holboellii var. retrofracta
G. L. Clifton, Terry Griswold
1979-7-26
10162
Humboldt
Near Salmon Mtn., close to the town of Forks of Salmon
2058
Comment
RSA249429
Arabis sparsiflora var. subvillosa
D. E. Anderson, Thomas W. Nelson, S. Dowty
1972-6-14
5595
Humboldt
Mount Lassic and 2 smaller peaks to immediate east.
1768
Comment
HSC70246
Arabis subpinnatifida
M. A. Baker
1980-6-8
1912
Humboldt
Near Buck Flat.
1554
Comment
HSC72985
Aralia californica
M. A. Baker
1980-5-17
1191
Humboldt
Near Le Perron Peak
792
Comment
UC1408964
Aralia californica
Robert F. Thorne and P. Everett
1965-8-5
35137
Humboldt
below summit Mt. Chamisal
579
Comment
LA41458
Arbutus menziesii
Carl Epling;
1933-8-24
sn
Humboldt
Richardson Grove
Comment
OBI33237
Arbutus menziesii
David J. Keil
1983-7-1
17263
Humboldt
Ca. 8 mi W of jctn US 101 along Bull Creek Flats rd
Comment
RSA167438
Arbutus menziesii
Joseph P. Tracy
1951-5-20
19401
Humboldt
Near Ashfield Ridge.
Comment
UC915722
Arbutus menziesii
W. L. Jepson
1903-6-23
50
Humboldt
near Briceland
Comment
POM367168
Arbutus menziesii
N. R. Zabriskie, Walter Zabriskie, J. Zabriskie
1968-8-22
151
Humboldt
East of Honeydew on road from Humboldt State Park to Cape Mendocino.
915
Comment
BLMAR53
Arctostaphylos columbiana
Jennifer Anthony-Wheeler
1994-2-14
53
Humboldt
King range, growing along KR rd approx 2mi from rd end
228
Comment
CAS-BOT-BC23739
Arctostaphylos columbiana
C. Hart Merriam
1921-8-18
s.n.
Humboldt
Big Lagoon
Comment
CAS-BOT-BC23800
Arctostaphylos columbiana
Joseph P. Tracy
1934-2-22
13141
Humboldt
Vicinity of Trinidad
60
Comment
CAS-BOT-BC23812
Arctostaphylos columbiana
C. Hart Merriam
1920-9-19
s.n.
Humboldt
Bald Mt. between Korbel and Redwood Creek
Comment
HSC101666
Arctostaphylos columbiana
J. P. Smith, J. O. Sawyer
2011-4-23
13127
Humboldt
Kings Peak Road, 3.2 miles from its junction with Shelter Cove Rd
Comment
HSC68133
Arctostaphylos columbiana
J. P. Smith, J. O. Sawyer
1975-4-6
8052
Humboldt
3 mi. N of Whitehorn, across from the CA Dept. of Forestry Fire Station
Comment
JEPS38947
Arctostaphylos columbiana
Joseph P. Tracy
1927-8-14
8331
Humboldt
Big Lagoon
152
Comment
JEPS38951
Arctostaphylos columbiana
Joseph P. Tracy
1933-6-13
12582
Humboldt
summit of barren ridge 1 mi s road from Hoopa westward to Bair's; Hoopa Mountain
1219
Comment
RSA622688
Arctostaphylos columbiana
Jon E. Keeley, John Sawyer
1996-10-12
27676
Humboldt
Along Highway 101 at edge of cutover redwood forest, 6 km south of Drury Scenic Parkway and Prairie Creek Redwoods State Park, north of Eureka.
320
Comment
UC1198663
Arctostaphylos columbiana
Joseph P. Tracy
1934-2-22
13138
Humboldt
vicinity of Trinidad Northern Coast Region
60
Comment
UC154033
Arctostaphylos columbiana
J. P. Tracy
1909-8-22
3079
Humboldt
vicinity of Eureka
0
Comment
UC21817
Arctostaphylos columbiana
J. Burtt Davy
1899-6-12
5459
Humboldt
near Fruitland; North Coast Ranges
Comment
UC924266
Arctostaphylos columbiana
H. S. Reed
1941-7-27
Humboldt
coastal bluffs Orick
Comment
RSA31954
Arctostaphylos columbiana var. tracyi
A. A. Heller
1937-6-12
15918
Humboldt
Along the road parallelling the ocean at Bishop ine Lodge, 3 miles north of Trinidad.
Comment
RSA246945
Arctostaphylos glandulosa subsp. glandulosa
R. F. Thorne, Percy C. Everett
1965-8-5
35133
Humboldt
Peak of Mt. Chamisal.
701
Comment
JEPS38950
Arctostaphylos hookeri subsp. montana
Joseph P. Tracy
1933-8-6
12958
Humboldt
French Camp Ridge
1066
Comment
CAS-BOT-BC24363
Arctostaphylos manzanita subsp. manzanita
R. N. Raynor
1935-3-1
s.n.
Humboldt
Fort Seward.
Comment
JEPS38928
Arctostaphylos manzanita subsp. manzanita
Joseph P. Tracy
1937-4-3
15246
Humboldt
Willow Creek Trinity River Valley
152
Comment
UC585954
Arctostaphylos nevadensis
Joseph P. Tracy
1935-7-30
14370
Humboldt
Salmon Summit
1950
Comment
CAS-BOT-BC40071
Arctostaphylos nevadensis subsp. knightii
Doris K. Kildale
1926-8-22
2587
Humboldt
On road between Orick & Martin's Ferry.
Comment
CAS-BOT-BC46632
Arctostaphylos patula
Joseph P. Tracy
1927-6-12
8136
Humboldt
Horse Mountain.
1432
Comment
SEINET2028710
Arctostaphylos tracyi
H. E. Parks
1931-3-25
0917
Humboldt
Near Patrick's Point
Comment
CAS-BOT-BC43997
Arctostaphylos uva-ursi
Harley P. Chandler
1901-5-1
1133
Humboldt
Humboldt Bay
3
Comment
CAS-BOT-BC47211
Arctostaphylos uva-ursi
Josh Suchocki; Charlene Vullo; Kyle Wear
1995-4-15
101
Humboldt
Manila.
Comment
HSC7730
Arctostaphylos uva-ursi
Norman H. Moe
1962-3-17
Humboldt
Lanphere's Place
Comment
POM212078
Arctostaphylos uva-ursi
C. B. Wolf
1930-10-28
1035
Humboldt
Samoa.
15
Comment
RSA152314
Arctostaphylos uva-ursi
Joseph P. Tracy
s.n.
Humboldt
Eureka.
46
Comment
UC1073330
Arctostaphylos uva-ursi
George B. Rossbach
1955-6-10
380
Humboldt
sandy point off Eureka; Fairhaven
Comment
UC180220
Arctostaphylos uva-ursi
Joseph P. Tracy
1914-8-30
4594
Humboldt
Ocean Beach Northern Coast Region, Humboldt Bay
Comment
RSA337436
Arctostaphylos uva-ursi var. coactilis
R. F. Thorne, Percy C. Everett, K. Thorne
1965-8-5
35148
Humboldt
Samoa Dunes.
3
Comment
CDA6803
Arctotheca calendula
G. D. Barbe
1988-7-18
4293
Humboldt
Ferndale: Larry Pries Dairy, 3.4 mi. W of Main St, on Centerville Beach Road.
0
Comment
JEPS79810
Arenaria congesta var. suffrutescens
Joseph P. Tracy
1932-7-12
10478 b
Humboldt
Brett Hole Trinity summit, Brett Hole (Head of)
1828
Comment
UC1115829
Arenaria serpyllifolia subsp. serpyllifolia
Joseph P. Tracy
1939-4-29
16243
Humboldt
at mouth of State Creek Klamath River, State Creek
121
Comment
SEINET3918774
Aristida adscensionis
J. I. Mallory
1955-9-17
122
Humboldt
North-northwest 3/8 miles of headquarters, Cottrell Ranch. Quad. 29A-2.; 0
747
Comment
HSC16904
Armeria maritima subsp. californica
R. J. Vernimen
1963-4-27
41
Humboldt
0.5 mi. off Samoa Rd., behind the Georgia-Pacific dump, 7.5 mi. SW of Arcata.
Comment
HSC48067
Armeria maritima subsp. californica
Thomas W. Nelson
1978-4-23
3879
Humboldt
N of Samoa
Comment
POM232100
Armeria maritima subsp. californica
I. L. Wiggins
1930-7-11
4683
Humboldt
Near Samoa
Comment
CHSC23908
Armeria maritima var. californica
N. Dennis; D. E. Anderson
1965-6-8
108
Humboldt
Samoa Peninsula along the west side of Humboldt Bay. Sand dunes and flats along the ocean.
Comment
SEINET2029493
Arnica cernua
Joseph P. Tracy
1938-6-13
15902
Humboldt
Horse Mountain
1433
Comment
HSC34913
Arnica cordifolia
Thomas W. Nelson, Jane P. Nelson
1975-5-24
1852
Humboldt
McKeown Ranch, N of Dinsmore.
Comment
CAS-BOT-BC82427
Arnica discoidea
Henry M. Pollard
1948-7-23
s.n.
Humboldt
Reece Point near Orleans
Comment
HSC4695
Arnica discoidea
Lincoln Constance
1934-7-19
910
Humboldt
Near the summit of Grasshopper Mtn.; south of Bull Creek Flat, south fork of the Eel River
915
Comment
HSC58598
Arnica latifolia
G. L. Clifton, Griswold
1979-7-25
10755
Humboldt
Near Red Cap Lake, close to the town of Forks of Salmon.
1814
Comment
HSC8986
Arrhenatherum elatius
W. F. Cartwright
1965-5-20
79
Humboldt
5 mi. S of Arcata on Old Arcata Road
Comment
HSC41002
Artemisia douglasiana
J. O. Sawyer
1975-10-17
2713
Humboldt
S slopes of N Trinity Mtn.
Comment
HSC75260
Artemisia douglasiana
J. O. Sawyer, M. A. Ericksen
1980-8-18
4054
Humboldt
Slopes below Mill Creek Lakes, N Trinity Mtn. Research Natural Area
1707
Comment
BLMAR665
Artemisia douglasiana
Jennifer Wheeler
2012-6-12
665
Humboldt
King range, strawberry rock grazing allotment
253
Comment
UC196572
Artemisia dracunculus
Joseph P. Tracy
1916-9-5
4767
Humboldt
4 mi above mouth of South Fork Eel River
60
Comment
CAS-BOT-BC90867
Artemisia pycnocephala
H. E. Parks
1941-8-1
24186
Humboldt
Little River State Park
Comment
UCSB9161
Artemisia pycnocephala
Parks, H.; Parks, S.
1952-06
Humboldt
Samoa
Comment
RSA15560
Artemisia suksdorfii
C. B. Wolf
1927-8-29
1220
Humboldt
Devils' Gate, S of Cape Mendocino.
Comment
CAS-BOT-BC97243
Artemisia suksdorfii
Carl B. Wolf
1927-8-29
1220
Humboldt
[Devil's] Devils Gate, south of Cape Mendocino
Comment
POM51270
Artemisia suksdorfii
Joseph P. Tracy
1918-7-1
4973
Humboldt
Cape Mendocino. Southwestern slopes, fronting the ocean, three miles south of point of the cape
3
Comment
CAS-BOT-BC453344
Aruncus dioicus var. vulgaris
C. D. Duncan
1920-9-22
s.n.
Humboldt
Hoopa Valley
Comment
CAS-BOT-BC453345
Aruncus dioicus var. vulgaris
Doris K. Kildale
1930-6-1
9747
Humboldt
Klamath River at Weitchpec
Comment
CAS-BOT-BC400527
Asarum caudatum
Marcus E. Jones
1924-4-26
s.n.
Humboldt
Scotia
Comment
HSC102553
Asarum caudatum
M. R. Mesler, Robin Bencie, Ian Zacher
2013-6-29
1541
Humboldt
Bret Hole. 1.1 km SW of Trinity Summit
1579
Comment
HSC24387
Asarum caudatum
J. O. Sawyer
1970-6-24
2257
Humboldt
S of Mill Creek Gap, FS Rd. 10N02
1433
Comment
HSC58015
Asarum caudatum
G. L. Clifton
1979-7-31
11818
Humboldt
Near Tish Tang A Tang Creek, close to the town of Hoopa.
1356
Comment
POM118567
Asarum caudatum
Marcus E. Jones
1924-4-26
s.n.
Humboldt
Scotia
Comment
POM318583
Asarum caudatum
Patricia Wilder
1968-8-22
4421
Humboldt
Coastal rain forest 7 miles S of Ferndale on Mattole Road, N of Cape Mendocino and Capetown, Mt. Range: Bear River Ridge; Drainage Area: Oil Creek to Pacific.
549
Comment
UC55947
Asarum caudatum
J. P. Tracy
1900-5-22
794
Humboldt
Immediate vicinity of Eureka
Comment
UCR179286
Asarum caudatum
R. G. Swinney
1968-3-28
232
Humboldt
East of Humboldt State College, Arcata
152
Comment
HSC3265
Asarum caudatum
H. E. Parks
1931-3-24
918
Humboldt
Forest near Orick
Comment
SEINET12094123
Asarum caudatum
F. H. Utech
1988-1
88 -294
Humboldt
1.5 mi N of Orick on US 101 & 0.5 mi SE on Bald Hills Road
400
Comment
CHSC97953
Asarum hartwegii
D. E. Anderson
1965-5-1
3566
Humboldt
Along Hw. 96, 1.9 mi. no. of Willow Creek.
Comment
HSC99498
Asarum hartwegii
K. A. Wayman, Robin Bencie, M. Mesler, Julie Gregory
2010-7-22
158
Humboldt
Near North Trinity Mtn, along Forest Service Rd 10NO2, between two forks of Domingo Creek
1433
Comment
HSC98884
Asclepias speciosa
Cara Witte
2007-7-3
406
Humboldt
White Oak Opening.
1242
Comment
UC249520
Asclepias speciosa
Joseph P. Tracy
1922-9-3
6114
Humboldt
Klamath River at Bluff Creek Northern Coast Ranges, Klamath River
91
Comment
RSA47105
Asclepias speciosa
Doris K. Kildale
1925-7-5
s.n.
Humboldt
Willow Creek Flat
152
Comment
UC1222242
Asclepias speciosa
Joseph P. Tracy
1950-8-20
19321
Humboldt
8 mi below Orleans (at Big Bar, Klamath River near Slate Creek); Klamath River, Big Bar
121
Comment
CAS-BOT-BC65946
Aspidotis densa
Carl D. Duncan
1920-9-22
s.n.
Humboldt
Trinity River, Hoopa Valley
Comment
HSC1050
Aspidotis densa
Francis Winter
1960-4-24
Humboldt
8 mi. NE of Redwood Creek Ranch
610
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
RSA417636
Aster chilensis
C. B. Wolf
1937-9-14
9355
Humboldt
Redwood Highway 4 mi N of Loleta.
8
Comment
SEINET196546
Aster chilensis
Ynez Whilton Winblad
1941-6-24
Humboldt
Between Garberville and Pepperwood.
Comment
JEPS16849
Astragalus agnicidus
Henry Tosten
1931-6-7
Humboldt
4 mi s Miranda (near Bear Buttes, on Tosten and Pierce Ranch); ; Tosten & Pierce Ranch, near Bear Buttes, S of Miranda, Humboldt Co.
762
Comment
RSA112182
Astragalus gambelianus
H. D. Ripley, R. C. Barneby, F. C. Ripley Jr.
1945-6-16
6822
Humboldt
NW of Harris.
884
Comment
JEPS54822
Astragalus pycnostachyus var. pycnostachyus
W. L. Jepson
1902-8-4
2143
Humboldt
Cape Mendocino to Petrolia (ocean shore); Ocean shore, Cape Mendocino to Petrolia
Comment
JEPS118178
Astragalus umbraticus
Dean W. Taylor
2009-7-14
20674
Humboldt
vicinity Lake Prairie, reached via Guy Kerr Ranch Road off Snow Camp Road
1133
Comment
HSC104349
Astragalus umbraticus
James Regan, Humboldt Redwood Co., LLC
2004-1
12
Humboldt
Bald Hills, Weitchpec Road
Comment
HSC75271
Asyneuma prenanthoides
J. O. Sawyer, D. A. Thornburgh
1980-9-9
4085
Humboldt
Mill Creek Lake and surrounding meadows
Comment
RSA413349
Athyrium filix-femina subsp. cyclosorum
R. Whittaker, W. A. Niering
1963-6-14
491
Humboldt
Humboldt Redwoods, Weott
Comment
JEPS35158
Athyrium filix-femina var. cyclosorum
Milo S. Baker
1923-7-23
123
Humboldt
near Ferndale
Comment
UC922658
Athyrium filix-femina var. cyclosorum
Annie M. Alexander and Louise Kellogg
1948-9-3
5573
Humboldt
near Hoopa Reservation (above Trinity River Rd)
Comment
CDA10384
Baccharis pilularis
C. R. Tower
Aug 1951
Humboldt
General along Redwood Highway, Coast country.
0
Comment
HSC13133
Baccharis pilularis subsp. consanguinea
Steve Dorei
1970-10-9
33
Humboldt
HSC campus, Arcata, near Fisheries water tank on Union St.
Comment
CHSC68559
Bellardia trixago
Vernon H. Oswald
1997-4-29
8361
Humboldt
Somoa Dunes Recreation Area at the south end of the North Spit separating Hunbolt Bay from the ocean. Near seal level. Coastal Dunes.
Comment
HSC37917
Bellis perennis
Peter Sorensen
1976-6-11
Humboldt
Woodley Island
Comment
HSC39790
Bellis perennis
Peter Sorensen
1976-6-16
Humboldt
Woodley Island
Comment
HSC12595
Bellis perennis
C. Kline
1970-11-9
61
Humboldt
Bayside Rd., .5 mile N of Bayside
Comment
HSC100357
Bensoniella oregana
T. Jimerson, S. L. Birch
1980-7-11
975
Humboldt
Snow Camp Mountain, Rooster Rock.
1280
Comment Read comments Nov 6 2018
UC1051579
Bensoniella oregona
Joseph P. Tracy
1923-6-24
6363
Humboldt
Bald Mountain in meadow near High Prairie; Northern Coast Ranges, Bald Mountain, nr High Prairie
1066
Comment
HSC24379
Berberis aquifolium
J. O. Sawyer
1970-6-24
2258
Humboldt
S of Mill Creek Gap, FS 10N02
1433
Comment
HSC40904
Berberis aquifolium var. aquifolium
J. O. Sawyer
1970-4-24
2192
Humboldt
Along FS Rd. 7N04 at Cedar Creek below Groves Prairie
Comment
CAS-BOT-BC75680
Berberis nervosa
Doris K. Kildale
1928-5-15
6032
Humboldt
Bug Creek, Chaparral Mountain.
Comment
SBBG226
Blechnum spicant
H. and M. Dearing
1939-5-26
3450
Humboldt
near Bishop Pines Auto Court
Comment
UCD114326
Boechera divaricarpa
Joseph P. Tracy
1932-7-11
10396
Humboldt
Trinity Summit. Open ground at corral prairie, Klamath Mountains.
1524
Comment
HSC100574
Boisduvalia densiflora
Carl C. Marshall
Jul 1887
398
Humboldt
Spruce Grove.
Comment
POM256473
Boisduvalia glabella
Joseph P. Tracy
1938-7-5
16004
Humboldt
Carlotta, open flat by old Strong s District School House, 5 miles east of town.
46
Comment
RSA182047
Boisduvalia stricta
Joseph P. Tracy
1918-7-6
5050
Humboldt
South Fork of Eel River near the Humboldt-Mendocino County Line
152
Comment
HSC76195
Boykinia major
Overton, Butler
1979-8-2
12503
Humboldt
Near Bret Hole, close to the town of Hoopa
1554
Comment
HSC76260
Boykinia occidentalis
Teresa Prendusi
1981-7-7
119
Humboldt
Near Slate Creek Butte.
1158
Comment
UC1409117
Boykinia occidentalis
Robert F. Thorne and P. Everett
1965-8-5
35127 a
Humboldt
Wailaki Recreation Site
518
Comment
UC14495
Boykinia occidentalis
W. C. Blasdale
1896-6-1
Humboldt
Freshwater
Comment
UC581796
Brickellia californica
Joseph P. Tracy
1934-9-30
13681
Humboldt
Bridgeville
198
Comment
HSC100308
Briza maxima
J. P. Smith
2011-5-4
13146
Humboldt
New Navy Base Rd. SW of Samoa.
3
Comment
HSC104048
Briza maxima
E. R. Fyer
2015-4-26
20
Humboldt
At turnout off Samoa Blvd.
1
Comment
HSC69631
Briza maxima
R. Kalal
1980-6-3
28
Humboldt
0.25 mi. N of Hwy. 299 at Essex turnoff
15
Comment
CAS-BOT-BC145568
Briza minor
Ashley C. Browne
1936-6-11
s.n.
Humboldt
Patrick's Point State Park.
Comment
UC187216
Briza minor
Joseph P. Tracy
1911-7-5
3328
Humboldt
near mouth of Willow Creek; Northern Coast Ranges, Valley of Trinity River
152
Comment
SEINET4344866
Briza minor
W. D. Billings
1940-6-22
1347
Humboldt
1/2 mile N. of Trinidad
Comment
SEINET200692
Brodiaea capitata
Joseph P. Tracy
1925-5-30
7028
Humboldt
Laribee Valley.
701
Comment
CAS-BOT-BC486506
Brodiaea stellaris
Volney Rattan
1882-6-1
s.n.
Humboldt
Unspecified
Comment
UC1197740
Brodiaea terrestris subsp. terrestris
Joseph P. Tracy
1928-5-20
8441
Humboldt
halfway between the ocean and Petrolia; Northern Coast Ranges, Mattole Valley
91
Comment
CAS-BOT-BC149566
Bromus carinatus var. carinatus
Joseph P. Tracy
1935-5-16
13806
Humboldt
Eureka.
60
Comment
UC1145186
Bromus carinatus var. carinatus
Joseph P. Tracy
1920-5-31
5332
Humboldt
Wolverton Gulch near Hydesville; Wolverton Gulch
91
Comment
UC185779
Bromus carinatus var. maritimus
Joseph P. Tracy
1912-6-9
3658
Humboldt
Alton; Northern Coast Ranges, Alton
30
Comment
UC1145143
Bromus commutatus
Joseph P. Tracy
1917-6-24
4824
Humboldt
along Eel River from South Fork to Scotia, Holmes Flat Holmes Flat; Northern Coast Ranges, Eel River, Holmes Flat
60
Comment
HSC9173
Bromus hordeaceus
C. S. Chavez
1965-3-28
14
Humboldt
1 mi. S of Samoa on Samoa Rd.
Comment
CAS-BOT-BC162213
Bromus orcuttianus
Henry M. Pollard
1946-9-2
s.n.
Humboldt
Orleans Mountain.
1524
Comment
HSC40577
Bromus orcuttianus
Thomas W. Nelson, James Nelson
1976-7-28
3047
Humboldt
W of Alder Springs along 2S08
1555
Comment
HSC99102
Bromus sterilis
Cara Witte
2007-5-23
90
Humboldt
Approximately 2 miles from intersection with 4N70 (Grouse Mountain Lookout Road) on 4N32.
1395
Comment
UC1131259
Bromus sterilis
H. S. Yates
1936-6-17
5714
Humboldt
near Burr Valley
914
Comment
UC552678
Bromus sterilis
Joseph P. Tracy
1935-6-23
13980
Humboldt
Northern Coast Ranges, French Camp Ridge French Camp Ridge; Northern Coast Ranges, French Camp Ridge
1066
Comment
UC1145178
Bromus tectorum
Joseph P. Tracy
1942-5-16
17330
Humboldt
between Miranda and Garberville
152
Comment
HSC58758
Bromus vulgaris
Overton, Butler
1979-7-26
9932
Humboldt
Near Willow Creek, E Fork, close to the town of Willow Creek
1326
Comment
RSA46798
Cacaliopsis nardosmia
Doris K. Kildale
1926-4-18
1776
Humboldt
McClellan Mountain.
Comment
SEINET200618
Calamagrostis foliosa
Joseph P. Tracy
1938-6-17
15967 B
Humboldt
Near Panther Gap on road between Mattole and Bull Creek.
823
Comment
UCR39782
Calamagrostis foliosa
Kenneth Clark
1980-5-10
641
Humboldt
Point Delgada Q., Shelter Cove, coastal bluffs of Point Delgada
3
Comment
HSC3804
Callitriche trochlearis
Rollin Sparrowe
1962-5-16
3
Humboldt
In ditch next to road
Comment
CAS-BOT-BC80389
Calocedrus decurrens
Doris K. Kildale
1926-8-15
2540
Humboldt
Hoopa Mountain
579
Comment
HSC1286
Calocedrus decurrens
Elrid H. Spinas
1948-5-22
39
Humboldt
Horse Mtn.
Comment
HSC76318
Calocedrus decurrens
Teresa Prendusi
1981-7-9
242
Humboldt
Near Slate Creek Butte
1122
Comment
HSC15342
Calochortus tolmiei
Elrid H. Spinas
1948-6-16
58
Humboldt
Horse Mtn.
Comment
HSC96227
Calochortus tolmiei
M. Lindquist, C. Riley
2005-6-3
1
Humboldt
19.3 mi. S of Hwy. 299 on NF 1
1205
Comment
CAS-BOT-BC494355
Calochortus tolmiei
Doris K. Kildale
1927-5-13
3248
Humboldt
Redwood creek at Berngs'
289
Comment
SEINET6879028
Calochortus tolmiei
W. P. Vestal, A. G. Vestal
1937-6-22
s.n.
Humboldt
Kneeland Prairie, about 4 miles southeast of Kneeland.
Comment
UC1197687
Calochortus tolmiei
Joseph P. Tracy
1913-6-10
4086
Humboldt
Bridgeville Northern Coast Ranges
228
Comment
UC1222549
Calochortus tolmiei
Joseph P. Tracy
1951-5-6
19394
Humboldt
5 mi e Carlotta (by old Strong's District School House)
60
Comment
UC198648
Calochortus tolmiei
Joseph P. Tracy
1917-5-30
4813
Humboldt
w of Dows Prairie; Northern Coast Ranges
15
Comment
UC201997
Calochortus vestae
Joseph P. Tracy
1918-7-29
4513
Humboldt
Eureka Northern Coast Ranges
Comment
HSC37699
Calypso bulbosa
J. D. Ackerman
1976-5-29
758
Humboldt
Lanphere-Christensen Dunes Nature Conservency, W of Arcata, near Lanphere's former residence.
Comment
SEINET12074106
Calypso bulbosa
J. P. Tracy
1950-1
Humboldt
Comment
HSC101987
Calyptridium monospermum
M. R. Mesler, Robin Bencie, K. A. Wayman, Sydney Carothers
2011-7-12
886
Humboldt
Patterson Meadows
1566
Comment
HSC55033
Calyptridium monospermum
Overton, Butler
1979-7-31
11473
Humboldt
Near N Trinity Mtn., close to the town of Hoopa
1940
Comment
HSC99011
Calyptridium monospermum
Cara Witte
2008-7-1
789
Humboldt
Near Grouse Mountain. Along Forest Service Road 4N32. Approximately .5 mile south of intersection with 5N04 and 4N32E.
1406
Comment
SBBG5774
Calystegia occidentalis subsp. occidentalis
H. and M. Dearing
1939-5-24
Humboldt
Pass Rd, Dyerville to Mattole
Comment
CDA38662
Calystegia silvatica
David Juliano
2010-6-17
PDR# 1535024
Humboldt
Eureka.
0
Comment
HSC38379
Calystegia soldanella
Peter Sorensen
1976-5-29
Humboldt
King Salmon
Comment
HSC6367
Calystegia soldanella
J. R. Woodside
1963-5-11
6
Humboldt
1.25 mi. N of Fairhaven
Comment
POM278808
Calystegia soldanella
Lyman Benson
1928-7-10
444
Humboldt
Clam Beach, Trinidad.
9
Comment
HSC59560
Calystegia soldanella
Rick Lundquist
1979-5-16
89
Humboldt
N spit, across from the Samoa boat ramp N of US Coast Guard Station
0
Comment
UC1586964
Camassia
Juha Pykala and D. H. Norris
1987-6-5
1391
Humboldt
e of Maple Creek (Snow Mountain Lake); Snow Mountain Lake
1386
Comment
UC153969
Camassia quamash
J. P. Tracy
1910-5-15
3135
Humboldt
immediate vicinity of Eureka
0
Comment
RSA0116953
Camassia quamash subsp. linearis
Frank W. Peirson
1923-7-11
3681
Humboldt
7 miles N of Arcata.
Comment
HSC16540
Camissonia cheiranthifolia
Paul Shields
1955-9-17
Humboldt
1/2 mi. S of mouth of Mad River
Comment
HSC59194
Camissonia cheiranthifolia
Terry Roth
1979-4-21
16
Humboldt
1 mi. down the S Jetty Rd.
3
Comment
UCR122368
Camissonia cheiranthifolia
George K. Helmkamp, E. A. Helmkamp
2001-7-8
7021
Humboldt
North Coast, Samoa Peninsula, 2.6 miles south of CA Hwy 255 bridge across Humboldt Bay
15
Comment
CAS-BOT-BC160243
Camissoniopsis cheiranthifolia subsp. cheiranthifolia
Ira L. Wiggins
1930-7-7
4670
Humboldt
Near Samoa
Comment
SEINET10462967
Campanula prenanthoides
Stephen S. Tillett
1956-7-6
Tillett 612
Humboldt
Area cleared by logging and fire, south slope along Bar Shanty Road, 5 miles from Orleans
488
Comment
SEINET10462986
Campanula prenanthoides
Ira L. Wiggins
1930-7-22
Wiggins 4690
Humboldt
Along bank of Redwood Creek between Blue Lake and Willow Creek
Comment
HSC34270
Campanula scouleri
K. Irwin
1975-8-16
Humboldt
Grogans Hole area.
Comment
HSC74737
Campanula scouleri
Gail Newton
1981-7-23
2280
Humboldt
Near Bug Creek Butte.
1350
Comment
SEINET10463418
Campanula scouleri
Griswold
1979-7-11
GRISWOLD 6946
Humboldt
NR SNOW CAMP MTN, IAQUA BUTTES QUAD. NR WILLOW CR. EVERGREEN CONIFER FOREST, MEADOW, 4331
Comment
SEINET10463749
Campanula scouleri
Tracy
1908-6-27
TRACY 2858
Humboldt
Valley of Van Duzen River, opposite Buck Mountain, in woods.
762
Comment
SEINET10463751
Campanula scouleri
James P. Smith
1977-7-3
Smith, Jr. 9250
Humboldt
Six Rivers National Forest: along the road to Onion Lake, just above Blue Lake. T10N R4E Sec. 15
975
Comment
HSC12555
Capsella bursa-pastoris
D. La Conte
1970-10-11
16
Humboldt
Cultivated area
Comment
HSC35279
Capsella bursa-pastoris
J. D. Ackerman, A. M. Montalvo
1975-6-22
492
Humboldt
6.4 mi. W of Dinsmore along Hwy. 36
Comment
RSA302679
Cardamine angulata
J. R. Shevock
1972-3-26
1467
Humboldt
Hwy 299.
366
Comment
HSC6690
Cardamine californica
D. E. Anderson
1962-3-17
1934
Humboldt
4 mi. S of Lone Star Ranch
Comment
HSC89491
Cardamine californica
P. A. Daly
1986-2-28
61
Humboldt
Trinidad Head, along trail
61
Comment
UC162351
Cardamine californica
Joseph P. Tracy
1905-4-2
2159
Humboldt
near Blue Lake; Northern Coast Ranges, near Blue Lake
30
Comment
RSA167406
Cardamine californica var. integrifolia
Joseph P. Tracy
1950-4-20
18619
Humboldt
West slope of Buck Mountain, along highway, about 2 miles S of the Little Van Duzen crossing.
Comment
CHSC77460
Cardamine californica var. sinuata
Vernon H. Oswald
2000-4-3
9909
Humboldt
Trail from County Parking Lot to headlands at Elk Head northwest of Trinidad.
24
Comment
UC1173730
Cardamine californica var. sinuata
Joseph P. Tracy
1939-4-25
16221
Humboldt
mouth Bull Creek; Mouth of Bull Creek
60
Comment
HSC99363
Cardamine nuttallii
K. A. Wayman, Robin Bencie, M. Mesler, Julie Gregory
2010-6-24
12
Humboldt
Near North Trinity Mtn, 11. 5 mi east of Hoopa along Big Hill Rd (8N01), at Six Rivers National Forest boundary.
1433
Comment
CAS-BOT-BC37890
Cardamine oligosperma
Alice Eastwood
1907-4-21
21
Humboldt
Trinidad.
Comment
UC275269
Cardamine oligosperma
Joseph P. Tracy
1923-4-15
6183
Humboldt
at Berry's Northern Coast Ranges, , at Berry's (Redwood Creek)
274
Comment
UCR45400
Cardamine oligosperma
Barry Silver
1986-4-23
539
Humboldt
North Coast Range, Bair Road, 9.5-10 mi NW of the junction with Hwy 299; Pine Ridge Summit Area
997
Comment
HSC43205
Cardamine oligosperma
R. Sutherland
1976-8-13
29 .13876
Humboldt
Mouth of Redwood Creek at S Fork of Eel River
87
Comment
RSA32661
Cardionema ramosissimum
Doris K. Kildale
1925-7-2
904
Humboldt
Table Bluff beach.
Comment
HSC79422
Carduus pycnocephalus subsp. pycnocephalus
Kenneth Clark
1980-3-22
522
Humboldt
Above Deadman's Gulch
107
Comment
SEINET202626
Carduus tenuiflorus
Joseph P. Tracy
1942-6-28
17266
Humboldt
'Angel's Ranch' toward Hungry Hollow; Bald Mountain
Comment
JEPS75414
Carex
W. L. Jepson
1932-7-26
16411
Humboldt
s bank, Bull Creek Bull Creek
106
Comment
HSC74695
Carex abrupta
Gail Newton
1981-8-7
2462
Humboldt
Near Board Camp Mtn.
1478
Comment
JEPS63768
Carex amplifolia
Joseph P. Tracy
1914-7-4
4530
Humboldt
edge of Murphy's Meadow Bald Mountain, High Prairie, Murphy's Meadow
1066
Comment
NY25689
Carex amplifolia
J. P. Tracy
1914-7-4
4530
Humboldt
"High prairie" on Bald Mountain, edge of Murphy's Meadow
1066.8
Comment
UC1152063
Carex angustata
Joseph P. Tracy
1950-7-6
18988
Humboldt
lower end of Burr Valley on nw slope of Buck Mountain Burr Valley, Buck Mountain
1066
Comment
CHSC85062
Carex arcta
Gordon Leppig
2002-7-12
1785
Humboldt
Pacific Lumber Company Land. L 35 Rd. 1/2 mile west of Fox Creek Road, west side of large swamp.
70
Comment
RSA167283
Carex athrostachya
Joseph P. Tracy
1950-7-6
18990
Humboldt
Burr Valley, NW slope of Buck Mtn
1067
Comment
SEINET10644708
Carex athrostachya
Joseph P. Tracy
1934-7-18
Tracy 13426
Humboldt
1524
Comment
SEINET11629975
Carex athrostachya
J. P. Tracy
1950-1
18989
Humboldt
NW slope of Buck Mountain, Burr Valley
1067
Comment
POM247168
Carex brainerdii
Joseph P. Tracy
1935-7-30
14350
Humboldt
2 miles SW of top, Salmon Summit.
1768
Comment
RSA126089
Carex buxbaumii
Joseph P. Tracy
1924-7-13
6724
Humboldt
Big Lagoon
6
Comment
CAS-BOT-BC34975
Carex densa
Joseph Prince Tracy
1942-6-15
17135
Humboldt
Englewood. Natural prairie, near Redcrest resort.
91
Comment
UC562255
Carex densa
Joseph P. Tracy
1936-6-3
14848
Humboldt
Willow Creek Trinity River Valley
152
Comment
CAS-BOT-BC34974
Carex densa
Joseph Prince Tracy
1936-6-3
14847
Humboldt
Trinity River Valley, at Willow Creek.
152
Comment
CAS-BOT-BC34980
Carex densa
Joseph Prince Tracy
1927-5-30
8095
Humboldt
Northern Coast Ranges.Garberville.
121
Comment
UC1152065
Carex densa
Joseph P. Tracy
1950-7-6
18987
Humboldt
lower end of Burr Valley on nw slope of Buck Mountain Burr Valley, Buck Mountain
1066
Comment
CHSC90287
Carex echinata subsp. echinata
Thomas W. Nelson; Jane P. Nelson
1987-6-11
8602
Humboldt
North Coast Ranges. Box Spring at Box Camp. Along trail to North Trinity Mountain.
1524
Comment
POM160306
Carex echinata subsp. echinata
Joseph P. Tracy
1926-6-27
7666
Humboldt
Horse Mountain
1463
Comment
UC1103127
Carex echinata subsp. echinata
Joseph P. Tracy
1923-6-24
6372
Humboldt
in cold wet meadow near High Prairie; Northern Coast Ranges, Bald Mountain
1066
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
POM126509
Carex feta
Joseph P. Tracy
1921-6-12
5828
Humboldt
Butler Valley.
152
Comment
SEINET7558590
Carex feta
Alice Eastwood, John Thomas Howell
1937-6-22
4743
Humboldt
Near Blocksburg.
Comment
UC585645
Carex fracta
Joseph P. Tracy
1937-7-25
15542
Humboldt
head of Little Hors-Linto Creek Trinity Summit
1371
Comment
CAS-BOT-BC20841
Carex geyeri
Joseph Prince Tracy
1933-7-11
12662
Humboldt
Horse Mountain.
1432
Comment
JEPS25963
Carex gynodynama
Joseph P. Tracy
1927-5-8
7969
Humboldt
Northern Coast Ranges. Phillipsville, facing South Fork of Eel River
Comment
UC213330
Carex gynodynama
Joseph P. Tracy
1920-5-18
5324
Humboldt
Northern Coast Ranges: On South Fork, 5 miles above Dyerville. Along Eel River from South Fork to Scotia.
Comment
UC303151
Carex gynodynama
Joseph P. Tracy
1925-5-10
6962
Humboldt
Hydesiville.
Comment
UC562729
Carex gynodynama
Joseph P. Tracy
1927-5-8
7969
Humboldt
Northern Costa Ranges. Phillipsivelle, facing south Fork of Eel River.
Comment
UCR66610
Carex hendersonii
Victor Duran
1933-5-12
3412
Humboldt
Bull Creek at the South Fork of the Eel River
50
Comment
SEINET3901641
Carex hendersonii
Victor Duran
1933-5-12
3412
Humboldt
Eel River: Bull Creek at South Fork of.; 0
Comment
HSC75762
Carex hoodii
Denis Kearns
1981-7-22
318
Humboldt
Near Whiteys Peak
1487
Comment
CAS-BOT-BC7565
Carex integra
Joseph Prince Tracy
1935-7-23
14139
Humboldt
Trinity Summit. Open places at Corral Prairie.
1584
Comment
HSC103140
Carex lenticularis var. lipocarpa
M. R. Mesler, Robin Bencie, K. A. Wayman
2011-8-3
1060
Humboldt
Patterson Meadows
1555
Comment
CAS-BOT-BC539862
Carex mendocinensis
Alice Eastwood; John Thomas Howell
1937-6-24
4866
Humboldt
5 mi E of Berry Summit
Comment
HSC98991
Carex multicaulis
Cara Witte
2008-6-13
718
Humboldt
Forest Service Road 4N32. 0.5 mi. N of intersection with Forest Service Road 4N32B.
1417
Comment
UC562669
Carex multicostata
Joseph P. Tracy
1927-7-4
8233
Humboldt
Iaqua North Coast Ranges
609
Comment
HSC48134
Carex multicostata
D. H. Norris
1971-7-17
19597
Humboldt
At intersection of Kneeland-Bridgeville road and Redwood House road
Comment
CAS-BOT-BC119544
Carex nudata
L. P. Janeway
1983-7-23
437
Humboldt
Hoopa quad. Along the W side Klamath River at Aikens Creek.
91
Comment
CHSC40167
Carex nudata
L. P. Janeway
1984-4-20
732
Humboldt
Levee on east side of Eel River near Fortuna at Sandy Prairie Road.
12
Comment
UCR45817
Carex nudata
L. P. Janeway
1983-7-23
439
Humboldt
Forks of Salmon Q., East side of Klamath River at Ike's Falls River Access, c. 5 mi north of Orleans.
147
Comment
UC562448
Carex nudata
Joseph P. Tracy
1935-7-21
14120
Humboldt
along river at Willow Creek Trinity River Valley
152
Comment
HSC86478
Carex obnupta
Rudolf W. Becking
1988-4-9
Humboldt
South Spit, opposite Fields Landing
Comment
UC1133418
Carex obnupta
H. S. Yates
1936-6-18
5730
Humboldt
near mouth Little River; Eureka Quadrangle
Comment
CAS-BOT-BC119267
Carex ovalis
Joseph Prince Tracy
1936-5-29
14826
Humboldt
Gans Prairie on ridge E or Orick.
548
Comment
CAS-BOT-BC119229
Carex pachystachya
Joseph Prince Tracy
1927-5-29
8077
Humboldt
Big Lagoon
6
Comment
UC1103100
Carex pachystachya
Joseph P. Tracy
1935-6-23
13983
Humboldt
French Camp Ridge
1066
Comment
HSC76793
Carex pachystachya
L. P. Janeway
1982-6-20
17
Humboldt
Along Titlow Hill Rd., 3 mi. from Hwy. 299
1220
Comment
HSC98951
Carex pachystachya
Cara Witte
2008-7-11
878
Humboldt
Spike Buck Mountain. Forest Service Road 5N18. 0.5 mi. from intersection with National Forest 1.
1589
Comment
UC194803
Carex pansa
Joseph P. Tracy
1911-6-25
3258
Humboldt
Eureka Northern Coast Region
0
Comment
CAS-BOT-BC119169
Carex pansa
Joseph Prince Tracy
1911-6-25
3258
Humboldt
Eureka, bayshore.
Comment
UC303073
Carex praticola
Joseph P. Tracy
1915-6-6
4641
Humboldt
Eureka, Stephen Hill place Northern Coast Region
0
Comment
UC1115814
Carex preslii
Joseph P. Tracy
1938-6-9
15878
Humboldt
Dobbyn Creek
152
Comment
CAS-BOT-BC118008
Carex rossii
Joseph Prince Tracy
1932-5-10
9937
Humboldt
Bear River Redge, on open grassy hills.
609
Comment
HSC102222
Carex scopulorum var. bracteosa
M. R. Mesler, Robin Bencie, K. A. Wayman
2011-8-4
1138
Humboldt
Patterson Meadows
1555
Comment
JEPS80015
Carex subbracteata
Joseph P. Tracy
1925-7-5
7165
Humboldt
High Prairie on Bald Mountain Northern Coast Ranges, Bald Mountain, High Prairie
1066
Comment
CAS-BOT-BC116906
Carex subbracteata var. subbracteata
Alice Eastwood; John Thomas Howell
1937-6-23
4822
Humboldt
Bridgeville
Comment
CAS-BOT-BC116681
Carex subfusca
Joseph Prince Tracy
1936-6-17
14954
Humboldt
Buck Mountain, lower foothills of its NW slope.
762
Comment
SEINET10751219
Carex unilateralis
Joseph P. Tracy
1930-6-15
Tracy 8756
Humboldt
Dobbyn Creek, bordering a pond.
152
Comment
CAS-BOT-BC115286
Carex utriculata
Joseph Prince Tracy
1932-7-14
10563
Humboldt
Trinity Summit, Corral Prairie in wet meadow.
Comment
HSC103141
Carex utriculata
M. R. Mesler, Robin Bencie, K. A. Wayman
2011-8-3
1067
Humboldt
Patterson Meadows
1555
Comment
UC562325
Carex vesicaria var. major
Joseph P. Tracy
1934-7-30
13502
Humboldt
along coast in front of South End Stone Lagoon (Dry Lagoon)
3
Comment
UC562342
Carex vesicaria var. major
Joseph P. Tracy
1934-8-14
13574
Humboldt
Alton North Coast Ranges, Van Duzen River
30
Comment
HSC90439
Carpobrotus chilensis
Jean Hanson
1980-3-8
14
Humboldt
Indian (Gunther) Island, Humboldt Bay, city of Eureka, SW shore 15 ft. from high tide line.
Comment
UCD129942
Carthamus lanatus
T. C. Fuller
1962-8-7
9365
Humboldt
Luke's Prairie, on ridge 1 m. north above Bull Creek, ca. 2 miles west of Dyerville.
Comment
SEINET12027436
Castanopsis chrysophylla
J. P. Tracy
1950-1
19239
Humboldt
Grouse Mtn
1524
Comment
HSC104289
Castilleja affinis subsp. litoralis
Samantha E. Andres
2016-6-3
10
Humboldt
About 0.5 mi. down the road from Table Bluff to the OHV road at South Jetty
29
Comment
JEPS35842
Castilleja affinis subsp. litoralis
Rimo Bacigalupi, and L. R. Heckard
1964-8-2
8988
Humboldt
just n Table Bluff lighthouse (s of Humboldt Bay)
Comment
UC275302
Castilleja ambigua subsp. ambigua
R. M. Holman
1925-7-23
Humboldt
Big Lagoon
Comment
HSC97237
Castilleja ambigua subsp. humboldtiensis
Thomas W. Nelson, Jane Nelson
2004-4-20
9182
Humboldt
At estuary to Elk River, SE of mouth
2
Comment
UC535764
Castilleja applegatei subsp. martinii
Eleanor Armstrong
1934-5-18
Humboldt
Richardson Grove
Comment
JEPS8625
Castilleja applegatei subsp. pinetorum
Joseph P. Tracy
1935-7-24
14203
Humboldt
near Trinity Summit Ranger Station; Trinity Summit
1828
Comment
CAS-BOT-BC255517
Castilleja applegatei var. pinetorum
Barry Silver
1986-4-23
531
Humboldt
Bair Road, 9.5 miles nw of junction with Highway 299, Pine Ridge Summit area
944
Comment
HSC60038
Castilleja attenuata
M. A. Baker
1978-5-6
492
Humboldt
2 km. W of Weitchpec along Klamath River
Comment
JEPS8743
Castilleja foliolosa
Joseph P. Tracy
1934-7-9
13329
Humboldt
5 mi s Harris; Mail Ridge
762
Comment
CAS-BOT-BC244879
Castilleja miniata
Mrs. H. C. Cantelow
1935-5-31
836
Humboldt
15 mi. N. of Orick
Comment
CAS-BOT-BC244884
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
HSC99043
Castilleja pruinosa
Cara Witte
2008-6-4
678
Humboldt
Horse Mountain Botanical Area. Forest Service Road 6N38. Near Horse Mountain mine.
1307
Comment
JEPS103929
Castilleja pruinosa
T. I. and F. M. Chuang
1991-7-9
7875
Humboldt
4.3 mi SE of junction of rt. 299 and Titlow Hill Rd. on way to Horse Mt.
Comment
UC199407
Castilleja pruinosa
P. E. Goddard
1907-6-5
>. 115
Humboldt
Van Duzen
Comment
HSC20868
Castilleja rubicundula subsp. lithospermoides
G. N. Bos
1965-5-2
244
Humboldt
8 mi. E of Korbel on Bald Mtn. Rd.
793
Comment
JEPS13340
Castilleja rubicundula subsp. lithospermoides
Parks and Tracy
1930-5-25
796
Humboldt
Laribee Valley
792
Comment
HSC37603
Ceanothus foliosus var. foliosus
R. Sutherland
1975-5-13
15 .13575
Humboldt
Brushy flat
509
Comment
RSA46802
Ceanothus incanus
Doris K. Kildale
1927-6-25
3579
Humboldt
[No locality information on label.]
Comment
CAS-BOT-BC63724
Ceanothus integerrimus
Myrtle Paulson
1918-4-28
s.n.
Humboldt
Eureka.
Comment
CAS-BOT-BC63725
Ceanothus integerrimus
H. E. McMinn
1922-8-5
350
Humboldt
Along Van Duzen River.
Comment
CHSC31293
Ceanothus integerrimus
Mark Stopher
1980-6-4
107
Humboldt
Near Elk River near Hwy 101 bridge.
1
Comment
HSC39520
Ceanothus integerrimus
Thomas W. Nelson, James Nelson
1976-6-10
2663
Humboldt
Ridge W of Senteney Rock
1555
Comment
HSC96951
Ceanothus integerrimus
Whitney Meier, Elizabeth Kimbrough
2007-6-11
4
Humboldt
Cold Springs Camp, 14.1 mi. S of Hwy. 299 on FS Rd. NF1
Comment
HSC37082
Ceanothus oliganthus var. sorediatus
R. Sutherland
1975-5-8
6 .8575
Humboldt
County rd. 4 mi SE of Honeydew
259
Comment
RSA136480
Ceanothus oliganthus var. sorediatus
Joseph P. Tracy
1918-5-1
4902
Humboldt
Kneeland Prairie.
762
Comment
CAS-BOT-BC51206
Ceanothus parryi
W. R. Dudley
1899-6-20
s.n.
Humboldt
South Fork of Eel River
Comment
CAS-BOT-BC51220
Ceanothus parryi
C. Hart Merriam
1920-8-27
s.n.
Humboldt
South fork Eel River (10 miles so. of Garberville)
Comment
RSA1039
Ceanothus parryi
E. R. Johnson
1928-8-25
1143
Humboldt
Eureka
30
Comment
UC1004332
Ceanothus parryi
W. L. Colwell
1954-11-20
22
Humboldt
along Eel River 3 mi e South Fork; Quad. 29B4, Eel River e of South Fork
91
Comment
CAS-BOT-BC53059
Ceanothus pumilus
Doris Kildale Gillespie
1931-6-7
10603
Humboldt
South Fork Mt. - Blake Lookout
1726
Comment
BLMAR284
Ceanothus thyrsiflorus
Jennifer Anthony-Wheeler
1999-5-28
284
Humboldt
King range, growing on strawberry Rock grazing allotment
304
Comment
BLMAR806
Ceanothus thyrsiflorus
Madeleine Hassett
2017-7-25
806
Humboldt
Lost Coast Headlands, ~200ft down the road from Fleener Creek trailhead
75
Comment
HSC43218
Ceanothus thyrsiflorus
R. Sutherland
1975-5-28
12 .28575
Humboldt
Tolkan Recreational Site
503
Comment
RSA600896
Ceanothus thyrsiflorus
Louis C. Wheeler
1959-8-1
7618
Humboldt
Queens Peak Mine.
Comment
HSC101670
Ceanothus thyrsiflorus var. thyrsiflorus
J. P. Smith, J. O. Sawyer
2011-4-23
13131
Humboldt
Kings Peak Road, 3.2 miles from its junction with Shelter Cove Rd
Comment
HSC18355
Ceanothus velutinus
Francis Winter
1960-4-24
Humboldt
2 mi. SE of Schoolhouse Peak
838
Comment
LA26771
Ceanothus velutinus
S. K. Harris;
1942-6-12
1257
Humboldt
Fickle Hill Rd., 5 mi. N and 2 mi. E of Boynton Prairie
630.0
Comment
HSC99446
Ceanothus velutinus var. velutinus
K. A. Wayman, Robin Bencie, M. Mesler, Julie Gregory
2010-7-7
96
Humboldt
Near North Trinity Mtn, 11. 5 mi east of Hoopa along Big Hill Rd (8N01), at Six Rivers National Forest boundary.
1433
Comment
CAS-BOT-BC277175
Centaurea X moncktonii
Henry M. Pollard
1945-8-20
s.n.
Humboldt
Bluff Creek
Comment
JEPS44148
Centaurea cyanus
Lincoln Constance
1934-6-25
928
Humboldt
on e side of road at Englewood (across the road from Collins' Englewood Campground); Bull Creek Region, South Fork Eel River
Comment
CDA20058
Centaurea diffusa
R. Spadoni, Green
2002-10-9
PDR P 070865
Humboldt
Northwestern California; Wasteground near old log pond at Pacific Lumber Co, Scotia.
0
Comment
CAS-BOT-BC272098
Centaurea melitensis
T. C. Fuller
1961-3-21
5856
Humboldt
1 mi. NE limits Eureka
Comment
UC1222949
Centaurea solstitialis
Joseph P. Tracy
1943-11-28
17452
Humboldt
near Alton (Eel River bar at mouth of Van Duzen); Eel River, Van Duzen
Comment
BLMAR299
Centaurium tenuiflorum
Clara Sander
2002-7-16
299
Humboldt
King range, East of Capetown, growing east of wildcat rd
152
Comment
UC275461
Centromadia fitchii
Joseph P. Tracy
1925-8-23
7247
Humboldt
Harris Northern Coast Ranges
914
Comment
HSC4107
Cerastium glomeratum
David K. Smith
1968-11-20
81
Humboldt
About 4 miles SE of Arcata, along Jacoby Creek.
Comment
HSC95646
Cerastium glomeratum
Andrea Pickart
2002-4-3
33
Humboldt
Samoa Dunes, Eureka airport, 'Superbowl
15
Comment
CAS-BOT-BC400144
Ceratophyllum demersum
Henry M. Pollard
1946-8-16
s.n.
Humboldt
Pond near Harley place, Orleans region
Comment
CAS-BOT-BC179481
Cercis occidentalis
Henry M. Pollard
1956-8-10
s.n.
Humboldt
Old Klamath River road near Harley Place, Orleans.
Comment
HSC45913
Chamaecyparis lawsoniana
Jerome Peterson
1978-5-1
10
Humboldt
Near corner of 8th and G St. in Arcata
Comment
MACF027376
Chamaecyparis lawsoniana
S. R. Ganley
1972-3-26
1053
Humboldt
Along Hwy. 299
365
Comment
HSC69753
Chamaesyce maculata
Thomas W. Nelson
1977-10-10
3754
Humboldt
Jct. of Fairway Dr. and Lundbar Place, Eureka
Comment
UC170197
Chamaesyce serpyllifolia
Joseph Burtt Davy and Walter C. Blasdale
1899-6-20
5710
Humboldt
Hoopa Valley
Comment
HSC99520
Chamerion angustifolium subsp. circumvagum
K. A. Wayman, Robin Bencie, M. Mesler, Julie Gregory
2010-7-22
183
Humboldt
Near North Trinity Mtn, 11. 5 mi east of Hoopa along Big Hill Rd (8N01), at Six Rivers National Forest boundary.
1433
Comment
HSC55119
Cheilanthes gracillima
Gilbert Muth
1979-8-1
11897
Humboldt
Near Horse Trail Ridge, close to the town of Hoopa
1877
Comment
HSC99618
Chimaphila menziesii
Jimerson, J. Pageau
1979-6-13
755
Humboldt
Near Slate Creek Butte, close to the town of Orleans
549
Comment
HSC71586
Chimaphila umbellata
Gail Newton
1980-6-16
187
Humboldt
Near Onion Mtn.
1280
Comment
HSC76593
Chimaphila umbellata
Teresa Prendusi
1981-7-9
231
Humboldt
Near Cedar Camp
1256
Comment
UC1197599
Chimaphila umbellata
Joseph P. Tracy
1934-8-29
13634
Humboldt
forest near McKay Camp (S. Fork Mt.); Northern Coast Ranges, S. Fork Mt.
1676
Comment
CHSC19746
Chloris pycnothrix
D. E. Anderson
1970-1-20
Humboldt
In the Humboldt State College Greenhouses. Seed source: Ethiopia.
Comment
RSA246878
Chrysolepis chrysophylla
Robert F. Thorne, P. Everett
1965-8-5
35134 b
Humboldt
Mt. Chamisal: below summit.
747
Comment
JEPS37866
Chrysolepis chrysophylla var. chrysophylla
W. L. Jepson
1902-6
2150
Humboldt
near McKee's
Comment
UC672860
Chrysolepis chrysophylla var. chrysophylla
Joseph P. Tracy
1940-8-25
16715
Humboldt
Bald Mountain
975
Comment
OBI14344
Chrysolepis chrysophylla var. minor
Carl B. Wolf
1937-9-13
9338
Humboldt
North Coast range, summit of Grouse Mt
Comment
UC667996
Chrysolepis chrysophylla var. minor
Joseph P. Tracy
1936-8-7
15117
Humboldt
2 mi se Devil's Hole; Trinity Summit
1584
Comment
UC1198851
Chrysosplenium glechomifolium
Joseph P. Tracy
1928-4-29
8422
Humboldt
Prairie Creek; Northern Coast Ranges, Prairie Creek
152
Comment
SD58271
Cicuta douglasii
W. L. Jepson
1936-8-17
17930
Humboldt
Marsh south of Salmon Creek
Comment
UCD127288
Cicuta douglasii
R. Tofsrud; J. M. Tucker
1948-9-4
1860
Humboldt
near mouth of Salmon Creek, east side of Highway 101, around 8 miles south of Eureka.
Comment
SEINET8726116
Circaea alpina
Unknown
1936-1
s.n.
Humboldt
Damp wooded bank of Yager creek at 2400 feet altitude, Humboldt County, California.
732
Comment
HSC5373
Cirsium arvense
Paul Shields
1955-9-29
Humboldt
1/2 mi. S Fernbridge
Comment
NY370205
Cirsium arvense
L. Abrams
1916-7-11
6034
Humboldt
Mouth of Grizzly Creek on Van Duzon River
Comment
HSC60029
Cirsium occidentale var. candidissimum
M. A. Baker
1978-5-6
484
Humboldt
2 km. W of Weitchpec along Klamath River.
Comment
UC129605
Cirsium occidentale var. candidissimum
Harley P. Chandler
1901-6-1
1490
Humboldt
Klamath River North Coast Ranges, Klamath River
426
Comment
CAS-BOT-BC288719
Cirsium remotifolium
Joseph P. Tracy
1921-7-31
5860
Humboldt
Table Bluff
121
Comment
RSA40410
Cirsium vulgare
P. A. Munz
1948-8-13
12349
Humboldt
Highway 229, 21 miles E of Blue Lake
762
Comment
CAS-BOT-BC160952
Clarkia amoena subsp. amoena
Doris K. Kildale
1927-7-17
3749
Humboldt
Bug Creek
792
Comment
UC183702
Clarkia amoena subsp. amoena
Joseph P. Tracy
1912-7-26
3857
Humboldt
Kneeland Prairie Northern Coast Ranges
762
Comment
RSA13761
Clarkia amoena subsp. huntiana
Carl B. Wolf
1927-8-29
1199
Humboldt
7 miles south of Ferndale and Capetown, Bear River Ridge, Mt. Glen.
Comment
RSA108238
Clarkia amoena subsp. huntiana
Harlan Lewis, M. Lewis
1947-6-12
416
Humboldt
Highway 36, 0.1 mile west of Humboldt - Trinity County line
Comment
RSA167246
Clarkia concinna subsp. concinna
Joseph P. Tracy
1950-6-15
18813
Humboldt
Mail Ridge, North of Harris, at Huestis Rock on northeast side of ridge
823
Comment
UC594154
Clarkia concinna subsp. concinna
S. K. Harris, J. P. Tracy
1936-6-10
3265
Humboldt
near mouth South Fork Trinity River (hills w of river)
640
Comment
LA206350
Clarkia gracilis subsp. gracilis
H. Lewis; M. Lewis
1947-6-13
420
Humboldt
highway 36, 2.3 mi. E of S Fork of Van Duzen River (Bridge 4-119)
Comment
UC183694
Clarkia gracilis subsp. gracilis
Joseph P. Tracy
1913-6-23
4284
Humboldt
ridge between Van Duzen River and Mad River (near summit, on Dinsmore's Ranch); Northern Coast Ranges
1066
Comment
RSA0060033
Clarkia gracilis subsp. sonomensis
Harlan Lewis, M. Lewis
1947-6-13
423
Humboldt
Highway 36 at South Fork of Van Duzen River (Bridge 4-119)
Comment
HSC38312
Clarkia purpurea
Peter Sorensen
1976-6-14
Humboldt
N Spit
Comment
POM247174
Clarkia purpurea subsp. purpurea
Joseph P. Tracy
1933-7-3
12634
Humboldt
Trinity River Valley, at Willow Creek
152
Comment
CAS-BOT-BC172504
Clarkia purpurea subsp. quadrivulnera
Doris K. Kildale
1926-6-8
2128
Humboldt
Bug Creek
792
Comment
CAS-BOT-BC172511
Clarkia purpurea subsp. quadrivulnera
Volney Rattan
1878-1-1
s.n.
Humboldt
Unspecified
Comment
RSA167262
Clarkia purpurea subsp. quadrivulnera
Joseph P. Tracy
1950-6-15
18809
Humboldt
Mail Ridge, North of Harris, Fort Seward Ranch
Comment
UC1071933
Clarkia purpurea subsp. quadrivulnera
H. and M. Lewis
1947-6-13
415
Humboldt
0.1 mi w Trinity Co. line (Highway 36)
Comment
HSC39550
Claytonia exigua subsp. exigua
Thomas W. Nelson
1976-6-14
2701
Humboldt
S of Mt. Lassic, Signal Peak
1646
Comment
SEINET196691
Claytonia perfoliata subsp. intermontana
Joseph P. Tracy
1949-6-6
18306
Humboldt
Trinity Summit Range; Happy Camp Mt., NE of Hawkins Bar.
1280
Comment
JEPS43187
Claytonia perfoliata subsp. mexicana
Joseph P. Tracy
1916-4-30
4682
Humboldt
Table Bluff Northern Coast Ranges, Humboldt Bay (aroung Humboldt Bay)
152
Comment
UCD100848
Claytonia rubra subsp. depressa
Linda M. Barker
1976-4-13
1378
Humboldt
Lanphere-Christensen Dunes. 3 miles west of Arcata.
Comment
UC161025
Claytonia rubra subsp. depressa
Joseph P. Tracy
1904-5-1
2048
Humboldt
near Bucksport; Northern Coast Region, Humboldt Bay Region
0
Comment
HSC32310
Claytonia rubra subsp. rubra
D. E. Anderson, S. Dowty, Thomas W. Nelson
1972-6-14
5662
Humboldt
Senteney Rock, a large barren Franciscan Rock along Swayback Ridge.
Comment
HSC17728
Claytonia sibirica
D. E. Anderson
1961-8-11
1725
Humboldt
Redwood preserve E of HSU campus
30
Comment
HSC17734
Claytonia sibirica
Harvey Doerksen
1962-5-4
1
Humboldt
1/4 mi. W of Korbel on S side of Mad River
Comment
UC1215540
Claytonia sibirica
D. E. Anderson
1962-3-8
1930
Humboldt
e of Humboldt State University
Comment
UC672987
Claytonia sibirica
Joseph P. Tracy
1932-7-14
10536
Humboldt
Corral Prairie; Trinity Summit
1584
Comment
SEINET11942404
Claytonia sibirica
J. P. Tracy
1950-1
18960
Humboldt
Fern Spring, Happy Camp Mountain (in Trinity Summit Range, 6 mi NE of Hawkins Bar)
1280
Comment
UC1028307
Claytonia sibirica
George B. Rossbach
1955-6-8
263
Humboldt
Prairie Creek Redwoods State Park (Route 101)
Comment
CAS-BOT-BC499339
Clintonia andrewsiana
Doris K. Kildale
1931-5-10
10682
Humboldt
Snow Camp
Comment
RSA39092
Clintonia andrewsiana
Philip A. Munz
1948-8-15
12359
Humboldt
Van Duzen Redwood State Park.
Comment
HSC102018
Clintonia uniflora
M. R. Mesler, Robin Bencie, K. A. Wayman, Sydney Carothers
2011-7-12
919
Humboldt
Rustic Camp, northwest of Patterson Meadows
1512
Comment
UC146212
Clintonia uniflora
Joseph P. Tracy
1908-6-27
2733
Humboldt
at foot of Buck Mountain, along the Van Duzen River Van Duzen River; Northern Coast Ranges, Buck Mountain, Van Duzen River
304
Comment
UC30060
Clintonia uniflora
Mrs. M. H. Manning
Humboldt
near Hupa (Redwood Trail); Redwood Trail
Comment
UC885542
Collinsia grandiflora
H. E. Parks and J. P. Tracy
1930-5-25
741
Humboldt
Larrabee Valley
762
Comment
HSC74316
Collinsia greenei
M. A. Baker
1980-7-11
2782
Humboldt
Near Red Mtn.
1341
Comment
CHSC63420
Collinsia linearis
Vernon H. Oswald
1994-6-29
6357
Humboldt
Titlow Hill Rd. (Forest Rd. 1) 3.9 mi S of Hwy. 299, SW of Willow Creek.
1289
Comment
RSA127512
Collinsia linearis
Milo S. Baker
1946-6-15
11486
Humboldt
Near Head of Willow Cr. Canyon, Trinity Hwy.
Comment
UC147888
Collinsia parviflora
Joseph P. Tracy
1908-6-9
2658
Humboldt
Northern Coast Ranges, Kneeland Prairie Kneeland Prairie; Northern Coast Ranges, Kneeland Prairie
762
Comment
UC604633
Collinsia parviflora
Joseph P. Tracy
1938-6-13
15922
Humboldt
Grouse Mountain, at Cold Springs Cold Springs; Grouse Mountain, Cold Springs
1432
Comment
HSC31203
Collinsia rattanii
D. E. Anderson
1972-6-20
5744
Humboldt
Along the Redwood Valley-Hoopa Rd., E of the summit.
Comment
UC673102
Collinsia rattanii
Joseph P. Tracy
1940-5-17
16552
Humboldt
Larrabee Valley
731
Comment
JEPS7056
Collinsia torreyi var. wrightii
Joseph P. Tracy
1933-7-16
12777
Humboldt
near McKay Camp; South Fork Mtn
1676
Comment
HSC48850
Collomia grandiflora
Brad Klipfel
1973-7-15
208
Humboldt
Along ridge trail SE of N Trinity Mtn.
1829
Comment
UC1222736
Collomia grandiflora
Joseph P. Tracy
1950-7-6
19029
Humboldt
3 mi s Burr Valley; Sprosten's Place
1066
Comment
HSC56008
Collomia heterophylla
Overton, Butler
1979-7-31
11489
Humboldt
Near Tish Tang A Tang Creek, S Fork, close to the town of Hoopa
1417
Comment
RSA120682
Collomia heterophylla
S. S. Tillett
1956-7-6
610
Humboldt
S. slope along Bar Shanty Road, 5 mi. from Orleans.
488
Comment
UC534985
Collomia heterophylla
Harold E. Parks
May 1933
1152
Humboldt
Spruce Cove Trinidad
76
Comment
HSC16923
Collomia heterophylla
Anonymous
1957-4-27
123
Humboldt
5 mi. E of Honeydew
Comment
UC1197842
Collomia heterophylla
Joseph P. Tracy
1929-7-4
8611
Humboldt
in open places French Camp
1066
Comment
HSC36634
Collomia tracyi
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-6-14
1907
Humboldt
N side of Pine Mtn.
Comment
HSC73719
Collomia tracyi
M. A. Baker
1980-7-15
2955
Humboldt
Near Whiting Ridge.
1341
Comment
HSC99065
Collomia tracyi
Cara Witte
2008-7-2
812
Humboldt
Board Camp Mountain. Road to Tri Board Camp. Forest Service Road 4N38.
1574
Comment
UC1197866
Collomia tracyi
Joseph P. Tracy
1946-6-15
17566
Humboldt
broken rock talus on lower slopes Horse Mountain
1066
Comment
HSC36297
Comarum palustre
Dana A. Page
1973-11-24
Humboldt
Crannell Rd. 0.5 mi. E of Hwy. 101, McKinleyville
Comment
UC1197344
Conioselinum pacificum
Joseph P. Tracy
1913-8-31
4388
Humboldt
near Indianola (s end of Humboldt Bay); Northern Coast Region, Humboldt Bay Region
0
Comment
HSC37858
Conium maculatum
Peter Sorensen
1976-6-2
Humboldt
Humboldt Bay, Woodley Island
Comment
UC127716
Conyza canadensis
Harley P. Chandler
May 1901
1241
Humboldt
Humboldt Bay North Coast Ranges, Humboldt Bay
30
Comment
BLMAR203
Corallorhiza maculata
Jennifer Anthony-Wheeler
1996-7-9
203
Humboldt
Pilot ridge.
1280
Comment
HSC27560
Corallorhiza maculata
J. D. Ackerman, A. Montalvo
1973-6-30
88
Humboldt
Big Lagoon County Park, 8 mi. N of Trinidad
Comment
UC666980
Corallorhiza mertensiana
Joseph P. Tracy
1930-7-17
9017
Humboldt
near McKay Camp; South Fork Mountain
1676
Comment
HSC90780
Cordylanthus maritimus subsp. palustris
Peter Sorensen
1976-6-16
Humboldt
Woodley Island.
Comment
HSC58546
Cordylanthus tenuis subsp. viscidus
Overton, Butler
1979-7-24
9568
Humboldt
Near Titlow Hill, close to the town of Willow Creek
1097
Comment
HSC100233
Cordyline australis
J. P. Smith
2010-5-29
12890
Humboldt
Eureka. Abandoned railroad right-of-way along Railroad Ave., just south of its junction with West 14th.
2
Comment
BLMAR421
Corethrogyne filaginifolia
Jennifer Wheeler
2007-8-30
421
Humboldt
North Spit, Arkley property, growing under shore pines
18
Comment
BLMAR678
Corethrogyne filaginifolia
Jennifer Wheeler
2013-7-12
678
Humboldt
King range, Johnny Jack Ridge
677
Comment
UC1223039
Corethrogyne filaginifolia
Joseph P. Tracy
1947-6-8
17705
Humboldt
5 mi e of town old Strong's District School House; Carlotta
60
Comment
POM356152
Corethrogyne filaginifolia var. californica
E. A. Purer
1932-7-30
4675
Humboldt
South of Orick
Comment
CAS-BOT-BC209754
Cornus glabrata
Joseph P. Tracy
1919-5-31
5175 & 5210
Humboldt
At Lack Pond. Trinity River Valley, near Willow Creek
152
Comment
CAS-BOT-BC212013
Cornus nuttallii
Doris K. Kildale
1927-5-1
3118
Humboldt
Blocksburg
Comment
HSC95877
Cornus nuttallii
Will Ferrand
2002-4-27
30
Humboldt
1.0 mi. E of intersection of Hwy. 299 and Willow Creek Rd.
198
Comment
OBI15277
Cornus nuttallii
Joseph P. Tracy
1950-10-7
19384
Humboldt
Trinity river valley, at Willow crk
Comment
UC502981
Cornus sericea subsp. sericea
Joseph P. Tracy
1929-8-18
8654
Humboldt
opposite Buck Mt. (on Van Duzen R., Dinsmore's Ranch); Northern Coast Ranges, Van Duzen R., Dinsmore's Ranch
670
Comment
LA97947
Cornus sessilis
Jane Turner; Francis M. Ball
1962-7-10
SK&F- 1144
Humboldt
East Fork Willow Creek Forest Camp, Six Rivers National Forest, highway 299 ca. 5 mi. W of Willow Creek
457
Comment
RSA113712
Cornus stolonifera
Joseph P. Tracy
1948-9-2
18201
Humboldt
Trinity Summitt. In fir woods, head of Little Hors-Linto Creek.
1372
Comment
JEPS53366
Coronopus didymus
W. L. Jepson
1932-7-28
16431
Humboldt
Dyerville
88
Comment
UC146107
Corylus californica
Joseph P. Tracy
1906-6-24
2500
Humboldt
Humboldt Hill, S side North Coast Region, region about Humboldt Bay
0
Comment
CAS-BOT-BC180312
Corylus cornuta subsp. californica
L. B. Kildale
1926-8-31
2602
Humboldt
Union Mattole, Geo. H. Mineis Ranch
Comment
HSC31123
Corylus cornuta subsp. californica
J. O. Sawyer
1970-6-24
2260
Humboldt
S of Mill Creek Gap, FS 10N02
1433
Comment
SBBG58030
Corylus cornuta subsp. californica
R. Hartwell
1938-8-4
Humboldt
Bull Crk Flat, hillside opposite the store
Comment
UC166068
Cotula coronopifolia
J. P. Tracy
1903-8-9
1948
Humboldt
immediate vicinity of Eureka
0
Comment
CAS-BOT-BC291343
Cotula coronopifolia
H. E. Parks
1941-9-1
24211
Humboldt
Little River State Park
Comment
CAS-BOT-BC290340
Crepis acuminata
Joseph P. Tracy
1935-7-30
14382
Humboldt
Salmon Summit
2103
Comment
CAS-BOT-BC290588
Crepis capillaris
A. A. Heller
1923-7-9
13777
Humboldt
About 5 miles east of Arcata along the road to Blue Lake
Comment
CAS-BOT-BC291487
Crepis capillaris
L. R. Abrams
1927-8-31
12055
Humboldt
Marshes between Arcata and Eureka along highway
Comment
UC581730
Crepis occidentalis
Joseph P. Tracy
1935-7-30
14387
Humboldt
Salmon Summit; at top
2112
Comment
RSA167386
Crepis pleurocarpa
Joseph P. Tracy
1947-7-9
17846
Humboldt
Top of Horse Mt
Comment
UCD130982
Crepis setosa
Joseph P. Tracy
1947-7-13
17769
Humboldt
Hors-Linto Creek.
152
Comment
HSC100706
Cryptantha
Carl C. Marshall
Jun 1887
484
Humboldt
Near Jewett's field.
Comment
HSC58047
Cryptantha affinis
G. L. Clifton, Griswold
1979-8-1
11906
Humboldt
Near Mill Creek Lakes, close to the town of Hoopa.
1692
Comment
UC1239662
Cryptantha affinis
Joseph P. Tracy
1935-7-23
14130
Humboldt
Corral Prairie Klamath Mountains, Trinity Summit
1524
Comment
JEPS67641
Cryptantha intermedia
Harley P. Chandler
Jun 1901
1302
Humboldt
Hupa Indian Reservation North Coast Ranges
152
Comment
UC199009
Cryptantha leiocarpa
Joseph P. Tracy
1906-5-13
2457
Humboldt
Humboldt Bay
Comment
SEINET12280860
Cryptantha milobakeri
J. P. Tracy, Harris, S. K.
1942-1
17221
Humboldt
E side of Hoopa Valley, hillside
Comment
UC1222270
Cryptantha torreyana
Joseph P. Tracy
1946-6-23
17600
Humboldt
se end Kneeland Prairie (near the Dan McBride place)
762
Comment
HSC55070
Cryptogramma acrostichoides
G. L. Clifton, Griswold
1979-7-31
11650
Humboldt
Near Trinity Summit Guard Station, close to the town of Hoopa
1719
Comment
CDA5584
Cuscuta approximata var. urceolata
E. C. Whitney
1959-8-11
2942
Humboldt
Elhert Reynolds property, 1 mile south of Fortuna, Loop Road, 2nd field on south side of road.
0
Comment
SEINET905773
Cuscuta campestris
Harry B. Tucker
1946-1
s.n.
Humboldt
Bayside, field, local in small area
6
Comment
HSC104294
Cuscuta occidentalis
Samantha E. Andres
2016-5-30
15
Humboldt
Dry Lagoon Coastal Trail
5
Comment
HSC90245
Cuscuta pacifica var. pacifica
Jean Hanson
1980-8-28
109
Humboldt
Indian (Gunther) Island in Humboldt Bay, Eureka, across from Coast Guard Station within 30 ft. of high tide line
Comment
HSC82128
Cycladenia humilis
D. K. Imper
1985-6-18
Humboldt
At ridgetop 1.5 mi. N of Whitey's Peak
1707
Comment
UC642236
Cyclospermum leptophyllum
Joseph P. Tracy
1927-8-20
8333
Humboldt
Blue Slide Northern Coast Ranges, Van Duzen River (on Van Duzen River)
91
Comment
UCD60132
Cynosurus cristatus
R. Tofsrud
1949-7-1
s. n.
Humboldt
South edge of Scotia.
Comment
CAS-BOT-BC190379
Cynosurus echinatus
H. E. Parks; Joseph P. Tracy
1933-6-11
12542
Humboldt
Northern Coast Ranges. Near Miranda.
152
Comment
SBBG53060
Cynosurus echinatus
R. N. Philbrick, J. R. Haller
1976-6-25
4
Humboldt
Capetown-Ferndale Rd, NW of Cape Mendocino, ca. 4 mi NW of Bear River at Capetown
457
Comment
UC668036
Cyperus squarrosus
Joseph P. Tracy
1931-9-7
9662
Humboldt
Trinity R. Valley at Willow Creek; Trinity R. Valley
152
Comment
HSC99660
Cypripedium californicum
T. Jimerson, J. Pageau
1979-6-22
598
Humboldt
Near Bee Mtn., close to the town of Orleans
655
Comment
HSC100390
Cystopteris fragilis
Carl C. Marshall
454
Humboldt
Road between Harris and Garberville.
Comment
HSC10935
Dactylis glomerata
Paul Shields
Nov 1954
Humboldt
Humboldt State campus.
Comment
UC37938
Dactylis glomerata
Joseph Burtt Davy and Walter C. Blasdale
1899-6-16
5557
Humboldt
Scotia
Comment
UC37939
Dactylis glomerata
Joseph Burtt Davy and Walter C. Blasdale
1899-6-11
5431
Humboldt
Hubbard's Station
Comment
RSA126598
Dactylis glomerata
H. S. Yates
1936-6-23
5852
Humboldt
2 miles E of mouth of Mad River.
30
Comment
CAS-BOT-BC189740
Danthonia californica
Joseph P. Tracy
1928-6-24
8463
Humboldt
Northern Coast Ranges. Valley of South Yager Creek.
762
Comment
UCD60512
Danthonia californica var. americana
A. H. Murphy
1947-6-9
s.n.
Humboldt
Parrott's Ranch, Table Bluff, ca. 1.5 miles north of Loleta.
Comment
UCD61361
Danthonia unispicata
R. Tofsrud
1948-9-3
Humboldt
Road junction near summit of Horse Mt.
1463
Comment
BLMAR238
Datisca glomerata
Jennifer Anthony-Wheeler
1997-6-13
238
Humboldt
King range, growing in wet seep along old queen mine rd
512
Comment
CDA30706
Daucus carota
M. K. Beyers, I. Shepardson
2009-9-13
251
Humboldt
Off the eastern side of State Route 254 (Avenue of the Giants), along the Eel river, on and along a steep-cut bank that has been cemented over here, probably to prevent erosion.
0
Comment
HSC12359
Daucus carota
C. Kline
1970-11-28
84
Humboldt
Hwy 101, 1 mi S of Arcata
Comment
HSC59680
Daucus carota
George Kirn
1977-10-1
Humboldt
Eureka, open bayfront field 1/2 mi E of Hwy 255
6
Comment
SD50777
Daucus carota
Darley F. Howe
1959-8-4
2805
Humboldt
9 miles east of Arcata on # 395
Comment
HSC44634
Delphinium decorum subsp. tracyi
Diane L. Reed
1978-5-27
125
Humboldt
2.9 mi. from Hwy. 299 on Titlow Hill Rd., Horse Mtn.
Comment
HSC46067
Delphinium depauperatum
R. C. Wunner
1962-5-6
Humboldt
Denny Forest Service Campground
Comment
SEINET12099543
Delphinium hesperium
H. P. Chandler
1901-1
1410
Humboldt
Klamath River
1000
Comment
UC552299
Delphinium hesperium subsp. hesperium
Joseph P. Tracy
1934-4-8
13174
Humboldt
between Miranda and Redway; North Coast Ranges, South Fork Eel River
91
Comment
JEPS23323
Delphinium hesperium subsp. hesperium
Milo S. Baker
1923-7-29
147
Humboldt
Lawrence Creek, east of Carlotta and Fortuna
Comment
OBI10845
Delphinium hesperium subsp. hesperium
Joseph P. Tracy
1948-6-20
18070
Humboldt
Trinity River Valley at Willow Crk
152
Comment
HSC37516
Delphinium menziesii
J. D. Ackerman
1974-5-25
265
Humboldt
0.25 mi. S of Lufenholtz Beach between Moonstone and Trinidad
Comment
UC1196328
Delphinium nudicaule
Joseph P. Tracy
1937-5-30
15303
Humboldt
5 mi n Blocksburg; Larrabee Creek
365
Comment
HSC25013
Delphinium nudicaule
R. A. Rasp
1964-4-5
28
Humboldt
5 mi. N of Hoopa on Willow Creek Rd.
Comment
UC184715
Delphinium nudicaule
Joseph P. Tracy
1913-6-14
4128
Humboldt
opposite Buck Mountain; Northern Coast Ranges, valley of Van Duzen River, Dinsmore's
762
Comment
HSC32132
Delphinium nuttallianum
D. E. Anderson, Thomas W. Nelson, S. Dowty
1972-6-14
5603
Humboldt
Mt. Lassic and two smaller peaks to immediate E
1768
Comment
JEPS8447
Delphinium nuttallianum
Rimo Bacigalupi with J. P. Tracy, L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist
1951-6-14
3411
Humboldt
0.5 mi w Snow Camp (ridge between Mad River and Redwood Creek); Bald Mountain ridge
1432
Comment
HSC100616
Delphinium trolliifolium
Carl C. Marshall
Apr 1887
363
Humboldt
Hoopa Valley.
Comment
CAS-BOT-BC121964
Delphinium trolliifolium
Mrs. H. C. Cantelow
1941-4-19
s.n.
Humboldt
8.4 miles SW of Ferndale on road to Cape Mendocino.
Comment
CAS-BOT-BC121965
Delphinium trolliifolium
Mrs. H. C. Cantelow
1941-4-19
s.n.
Humboldt
8.4 miles SW of Ferndale on road to Cape Mendocino.
Comment
UC503045
Delphinium trolliifolium
Joseph P. Tracy
1927-6-5
8099
Humboldt
valley of South Yager Creek Northern Coast Ranges
762
Comment
UC187264
Deschampsia cespitosa subsp. beringensis
Joseph P. Tracy
1904-7-31
2129
Humboldt
at Eureka Eureka; Northern Coast Region, Eureka
0
Comment
CAS-BOT-BC201772
Deschampsia elongata
W. R. Dudley
1899-6-1
s.n.
Humboldt
Bull Creek & Eel River
Comment
HSC102190
Deschampsia elongata
M. R. Mesler, Robin Bencie, K. A. Wayman
2011-8-4
1104
Humboldt
Andy's Camp
1564
Comment
HSC13422
Deschampsia elongata
D. C. Juve
1964-5-16
37
Humboldt
Campbell Creek Ranger Station, Camp Tish-Tang, Hwy 96.
Comment
HSC64157
Deschampsia elongata
J. O. Sawyer, K. A. Sawyer
1979-6-24
3400
Humboldt
Slopes alongside Aikens Creek.
366
Comment
HSC65115
Deschampsia elongata
J. P. Smith
1973-5-26
6856
Humboldt
Scotia Bluffs along the Eel River near Rio Dell
Comment
UC552755
Deschampsia elongata
Joseph P. Tracy
1934-7-18
13434
Humboldt
Grouse Mt. North Coast Ranges, Grouse Mt.
1524
Comment
UCD63596
Deschampsia elongata
Elizabeth Wilson
1936-6-18
Humboldt
From Garberville north into Holbrook Grove.
Comment
CHSC95018
Dicentra formosa
K. Lang; J. Lang
2005-3-14
28
Humboldt
Trinidad, N. California coast
51
Comment
HSC44257
Dicentra formosa
J. Walker
1977-4-23
8
Humboldt
2.5 mi. S of Shelter Cove Rd., S Fork of Bear Creek at Wailaki Campground
561
Comment
UC503031
Dicentra formosa
Joseph P. Tracy
1930-8-17
9164
Humboldt
Big Lagoon; Northern Coast Region
15
Comment
JEPS9732
Dicentra pauciflora
Joseph P. Tracy
1933-7-11
12691
Humboldt
Grouse Mountain; North Coast Ranges
1524
Comment
RSA254753
Dichanthelium acuminatum var. fasciculatum
Thomas W. Nelson
1973-9-3
1120
Humboldt
McKeown Ranch north of Dinsmore
Comment
SEINET200953
Dichanthelium oligosanthes subsp. scribnerianum
Joseph P. Tracy
1931-5-17
9428
Humboldt
Rocky places along river. Trinity River Valley at Willow Creek
Comment
CAS-BOT-BC483666
Dichelostemma capitatum
Doris K. Kildale
1928-5-6
5995
Humboldt
Garberville, south fork of Eel River
Comment
UC1198164
Dichelostemma congestum
Joseph P. Tracy
1917-6-17
4814
Humboldt
near Field's Landing (Still Farm, near Humboldt Bay); Northern Coast Ranges, Humboldt Bay
15
Comment
HSC74700
Dichelostemma ida-maia
Gail Newton
1981-8-5
2371
Humboldt
Near Bug Creek, E Fork
914
Comment
JEPS5685
Dichelostemma ida-maia
Joseph P. Tracy
1923-7-4
6524
Humboldt
Northern Coast Ranges, valley of S. Yager Creek
762
Comment
RSA46864
Dichelostemma ida-maia
Doris K. Kildale
1927-7-10
3735
Humboldt
Gans Prairie, Bald Hills.
Comment
JEPS11293
Digitalis purpurea
W. L. Jepson
1902-6
1918
Humboldt
near Eureka
12
Comment
UC1409176
Dipsacus fullonum
Robert F. Thorne and P. Everett
1965-8-9
35282
Humboldt
2.5 mi n Arcata
Comment
HSC9636
Distichlis spicata
Paul Shields
1955-9-15
Humboldt
4 mi. NW of Arcata.
Comment
UCD64176
Distichlis spicata
A. H. Murphy
1950-8-1
Humboldt
Ocean House area, Cape Mendocino.
Comment
JEPS14669
Dodecatheon alpinum
Joseph P. Tracy
Jul 16 1930-Jul 19 1930
8930
Humboldt
McKay Camp Northern Coast Ranges, South Fork Mountain (South Fork Mountain)
1676
Comment
JEPS14696
Dodecatheon alpinum
W. L. Jepson
Jul 16 1902-Jul 23 1902
2105
Humboldt
Trinity Summit
2133
Comment
JEPS14451
Downingia elegans
Joseph P. Tracy
1930-6-15
8739
Humboldt
near Bosworth's; North Coast Ranges, Larrabee Creek
457
Comment
HSC36312
Drosera rotundifolia
James Beaver
1973-5-20
Humboldt
Big Lagoon
Comment
UC1198694
Drymocallis glandulosa
Joseph P. Tracy
1910-6-19
3154
Humboldt
region about Humboldt Bay (near Forks of Elk River); Northern Coast Region, near Forks Elk River
0
Comment
UC1198689
Drymocallis glandulosa var. wrangelliana
Joseph P. Tracy
1933-5-14
12172
Humboldt
Trinity River Valley at Willow Creek; Trinity River Valley, Willow Creek
152
Comment
HSC57875
Drymocallis lactea var. lactea
Overton, Butler
1979-7-31
11411
Humboldt
Near Water Dog Lakes, close to the town of Hoopa
1830
Comment
HSC58166
Drymocallis lactea var. lactea
G. L. Clifton, Griswold
1979-8-2
12232
Humboldt
Near Oregon Creek, close to the town of Hoopa
1663
Comment
HSC33655
Dryopteris arguta
Margaret Weatherwax
1975-6-1
172
Humboldt
Ward Rd. to Snow Camp
Comment
SFV7745
Dysphania botrys
T. Gordon, K. Kimbrough
1975-8-22
1225
Humboldt
Eel River.
61
Comment
BLMAR359
Echinochloa crus-galli
Jennifer Anthony-Wheeler
2003-10-21
359
Humboldt
Headwaters Forest Reserve, coming out of rice straw
487
Comment
HSC7305
Eleocharis acicularis
J. P. Tracy
1934-7-13
13393
Humboldt
Dow's Prairie
61
Comment
OBI22607
Eleocharis acicularis
Joseph P. Tracy
1934-7-13
13393
Humboldt
Dow's Prairie
Comment
CAS-BOT-BC113643
Eleocharis acicularis
Doris K. Kildale
1928-7-29
5932
Humboldt
Kinman Pond, Bear River Ridge.
Comment
UC1103668
Eleocharis bella
Joseph P. Tracy
1927-8-7
8313
Humboldt
Lack Pond, opposite mouth of Willow Creek Trinity River Valley
152
Comment
UC666920
Eleocharis bella
Joseph P. Tracy
1935-7-17
14108
Humboldt
Willow Creek Trinity River Valley
152
Comment
HSC7309
Eleocharis macrostachya
Paul Shields
1955-10-7
Humboldt
Essex Pond near Fieldbrook
Comment
CHSC96433
Eleocharis pachycarpa
Gordon Leppig
1998-7-19
979
Humboldt
Big Lagoon County Park, Big Lagoon Bog. UTM Zone 10 NAD 1927, 405321E, 4557202N.
3
Comment
JEPS19324
Eleocharis parishii
Joseph P. Tracy
1926-8-12
7767
Humboldt
Trinity River Valley, near the South Fork Northern Coast Ranges
182
Comment
RSA246895
Eleocharis radicans
Robert F. Thorne, Percy C. Everett
1965-8-9
35342
Humboldt
Along Highway 101 about 3 miles north of Eureka.
2
Comment
CAS-BOT-BC227348
Elymus elymoides
Doris K. Kildale
1925-8-17
1260
Humboldt
Trinity Summit
1917
Comment
SEINET200645
Elymus glaucus subsp. glaucus
J. P. Tracy
1936-6-9
14889
Humboldt
Bear River Ridge
457
Comment
HSC98130
Elymus hispidus
Cara Witte
2007-6-28
387
Humboldt
Forest Service Road 5N10.
1293
Comment
UC187090
Elymus multisetus
Joseph P. Tracy
1908-6
2691
Humboldt
opposite Buck Mountain; Northern Coast Ranges, Valley of Van Duzen River
762
Comment
UC38212
Elymus multisetus
Joseph Burtt Davy
1899-6-19
5661
Humboldt
Hoopa Mt.
Comment
RSA257605
Empetrum eamesii subsp. hermaphroditum
G. D. Wallace
1975-8-22
11486
Humboldt
NW of Trinidad, on NW facing exposure of Megwil Point, just N of Elk Head, N of College Cove, sand bluffs in sight of Green Rock to the NW.
Comment
SDSU8812
Epilobium angustifolium
Harvey
1938-8-13
2236
Humboldt
Stephens Grove
Comment
CDA21306
Epilobium angustifolium subsp. circumvagum
D. Kratville
2007-7-1
PDR 1426134
Humboldt
North Coast; Stone Lagoon State Park, Hwy 101, Orick.
0
Comment
JEPS43904
Epilobium brachycarpum
W. L. Jepson
1936-8-8
17861
Humboldt
Richardson Grove South Fork Eel River
Comment
UC183699
Epilobium brachycarpum
Joseph P. Tracy
1912-7-26
3827
Humboldt
Kneeland Prairie Northern Coast Ranges
762
Comment
HSC32948
Epilobium ciliatum subsp. ciliatum
Thomas W. Nelson, James Nelson
1973-5-28
958
Humboldt
McKeown Ranch N of Dinsmore
Comment
HSC74500
Epilobium ciliatum subsp. ciliatum
Gail Newton
1980-8-10
2047
Humboldt
Near Blake Mtn.
1707
Comment
JEPS43830
Epilobium ciliatum subsp. ciliatum
W. L. Jepson
1936-8-8
17862
Humboldt
Richardson Grove South Fork Eel River
Comment
HSC13239
Epilobium ciliatum subsp. watsonii
Steve Dorei
1970-10-9
36
Humboldt
HSU Campus, around pond at W end of Fish Hatchery
Comment
HSC95397
Epilobium ciliatum subsp. watsonii
Andrea Pickart
2002-7-9
171
Humboldt
Bracut Marsh
0
Comment
HSC55015
Epilobium hallianum
Overton, Butler
1979-7-31
11407
Humboldt
Near Water Dog Lakes, close to the town of Hoopa
1830
Comment
HSC45464
Epilobium hallianum
Thomas W. Nelson, Jane P. Nelson
1978-7-2
4390
Humboldt
SE of E peak of the Mount Lassic group
1616
Comment
HSC76622
Epilobium minutum
Denis Kearns
1981-7-22
322
Humboldt
Near Whiteys Peak.
1487
Comment
HSC98840
Epilobium minutum
Cara Witte
2008-7-11
877
Humboldt
Spike Buck Mountain. Forest Service Road 5N18. 0.5 mi. from intersection with National Forest 1.
1589
Comment
UC169920
Epilobium minutum
Harley P. Chandler
May, 1901
1125
Humboldt
Humboldt Bay North Coast Ranges
30
Comment
HSC44405
Epilobium minutum
R. York
1978-5-6
157
Humboldt
Along Bluff Creek Rd., 4 mi. from Jct. with Hwy. 96
610
Comment
HSC79541
Epilobium minutum
Kenneth Clark
1981-4-5
1300
Humboldt
Dead Man's Gulch, Shelter Cove
11
Comment
UC552238
Epilobium oreganum
Joseph P. Tracy
1933-7-25
12835
Humboldt
Grouse Mountain North Coast Ranges
Comment
HSC74202
Epilobium oregonense
M. A. Baker
1980-7-22
3094
Humboldt
Near Grogan Hole.
1676
Comment
CAS-BOT-BC171846
Epilobium septentrionale
Carl B. Wolf
1927-8-30
1235
Humboldt
2 mi. so. of Petrolia on Matole River near where road crosses river.
Comment
HSC16559
Epilobium septentrionale
C. B. Wolf
1927-8-30
1234
Humboldt
2 mi. S of Petrolia on the Matole River near the road crossing the river
Comment
HSC63171
Epilobium septentrionale
M. A. Baker
1979-7-7
1017
Humboldt
9.5 km E of Berry Summit along Hwy. 299, N bank of Willow Creek
Comment
UC562496
Epilobium septentrionale
Joseph P. Tracy
1933-9-9
13075
Humboldt
vicinity of Garberville (along S. Fork Eel River); S. Fork Eel River
121
Comment
RSA44454
Eragrostis cilianensis
Henry M. Pollard
1947-8-30
s.n.
Humboldt
Klamath River at Wilson Creek, near Orleans
Comment
UC249866
Eragrostis pectinacea var. pectinacea
Joseph P. Tracy
1924-8-31
6835
Humboldt
Klamath River at Bluff Creek; Northern Coast Ranges, Klamath River, Bluff Creek
91
Comment
UC212870
Eragrostis pilosa var. pilosa
Joseph P. Tracy
1920-8-15
5361
Humboldt
mouth of Bluff Creek (Klamath R.); Northern Coast Ranges, Klamath R.
152
Comment
CAS-BOT-BC291176
Erechtites glomeratus
H. E. Parks; S. T. Parks
1937-7-1
24033
Humboldt
Spruce Cove, Trinidad
60
Comment
CHSC68552
Erechtites glomeratus
Vernon H. Oswald
1997-4-29
8350
Humboldt
Humboldt Bay NWR, levee north of Long Pond along the arm of South Humboldt Bay separating Teal Island from the main part of the refuge.
Comment
CDA4544
Erechtites glomeratus
E. Clayton
1956-5-7
Humboldt
Eureka, Samoa Road., 200 yards south of Fairhaven.
0
Comment
HSC5496
Erechtites minimus
Paul Shields
Aug 1955
Humboldt
5 mi. W of Weott
Comment
POM318607
Erechtites minimus
Patricia Wilder
1968-8-21
4379
Humboldt
Big Lagoon Park, just west of U.S. 101
15
Comment
UCR48863
Erechtites prenanthoides
R. D. Goeden, Don W. Ricker
1987-9-2
870902- 20
Humboldt
Beside Mattole Rd at Bear River Ridge, south of Ferndale
525
Comment
CAS-BOT-BC174186
Eremogone congesta var. congesta
Henry M. Pollard
1948-7-31
s.n.
Humboldt
Orleans Mt.
1828
Comment
HSC57993
Eremogone congesta var. suffrutescens
G. L. Clifton, Griswold
1979-7-31
11754
Humboldt
Near Trinity Summit Guard Station, close to the town of Hoopa
1805
Comment
UC581773
Ericameria nauseosa var. speciosa
Joseph P. Tracy
1933-8-30
13005
Humboldt
Horse Mountain
1310
Comment
CAS-BOT-BC293486
Erigeron aliceae
L. B. Kildale
1930-8-10
10529
Humboldt
Snow Camp, head of Redwood Creek
Comment
CAS-BOT-BC293511
Erigeron annuus
Henry M. Pollard
1947-8-21
s.n.
Humboldt
Ferrian Ranch, nr. Orleans
Comment
UC583067
Erigeron biolettii
P. A. Munz
1936-8-9
14331
Humboldt
5 mi n Humboldt-Mendocino county line; south fork Eel River
Comment
CAS-BOT-BC300370
Erigeron eatonii var. plantagineus
Thomas W. Nelson; James L. Nelson
1980-6-10
5395
Humboldt
North Coast Ranges. Jack Rabbit Valley. Along Swayback Ridge 4-wheel drive road 1 mile south of junction with Forest Service road
1493
Comment
JEPS24331
Erigeron foliosus var. mendocinus
Andrew P. Nelson
1960-7-19
579
Humboldt
bank above South Fork Eel River; Humboldt Redwoods State Park, Nelson Grove
Comment
SBBG52999
Erigeron glaucus
J. D. Hobson
-Jul-1966
Humboldt
beach and cliff at S end of sand spit forming Eureka Harbor, 10 mi S of Eureka
Comment
HSC5525
Erigeron glaucus
D. E. Anderson
1961-8-25
1755
Humboldt
1.5 mi. S of Trinidad
Comment
UC34630
Erigeron inornatus var. inornatus
Chesnut and Drew
1888-7-19
Humboldt
Pilot Ridge
Comment
UC165068
Erigeron strigosus var. septentrionalis
J. P. Tracy
1909-8-22
3078
Humboldt
immediate vicinity Eureka
0
Comment
RSA256584
Eriodictyon californicum
D. E. Anderson
1972-6-20
5737
Humboldt
Along the Redwood Valley-Hoopa Rd. east of the summit.
Comment
CAS-BOT-BC259181
Eriogonum latifolium
H. E. Parks
1941-8-1
24198
Humboldt
Little River
Comment
HSC26656
Eriogonum latifolium
J. P. Smith
1971-10-6
4938
Humboldt
End of Murray Rd. in McKinleyville.
Comment
UCSB1454
Eriogonum latifolium
Parks, H.
1941-08
Humboldt
Little River
Comment
UC146156
Eriogonum latifolium
J. P. Tracy
1904-7-4
2115
Humboldt
vicinity Eureka (bluff at Bucksport); Bucksport
0
Comment
CAS-BOT-BC259529
Eriogonum luteolum var. luteolum
Henry M. Pollard
1945-8-25
s.n.
Humboldt
Between Orleans & Camp Creek, Klamath River Canyon
Comment
CAS-BOT-BC259536
Eriogonum luteolum var. luteolum
Milo S. Baker
1927-8-14
2435 a
Humboldt
Near Summit of ridge West of Bull Creek
Comment
UC1198102
Eriogonum luteolum var. luteolum
Joseph P. Tracy
1920-8-15
5390
Humboldt
at mouth of Bluff Creek on Klamath River Klamath River, Bluff Creek
152
Comment
UC176685
Eriogonum nudum var. oblongifolium
Joseph P. Tracy
1912-7-21
3761
Humboldt
Alton Norther Coast Ranges, Alton
30
Comment
HSC17450
Eriogonum nudum var. oblongifolium
D. E. Anderson
1962-7-14
2254
Humboldt
About 3 mi. E of Kneeland
Comment
CAS-BOT-BC269866
Eriogonum nudum var. pubiflorum
Henry M. Pollard
1945-8-26
s.n.
Humboldt
Between Orleans and Camp Creek, Klamath River Canyon
Comment
CAS-BOT-BC267968
Eriogonum umbellatum var. argus
Joseph P. Tracy
1935-7-23
14133
Humboldt
Trinity Summit, at Corral Prairie
1584
Comment
HSC98698
Eriogonum umbellatum var. goodmanii
Cara Witte
2007-7-25
585
Humboldt
Forest Service Road 6N08. Friday Ridge Road. 1 mile south of intersection with National Forest 1.
1525
Comment
CHSC80057
Eriogonum umbellatum var. nelsoniorum
L. P. Janeway; B. Castro
1996-8-4
5060
Humboldt
High North Coast Ranges. Along Titlow Hill Road (Road #1) about 0.3 mi west of the spur road to top of Horse Mountain.
1341
Comment
HSC39231
Eriogonum umbellatum var. nelsoniorum
D. E. Anderson, J. P. Smith
1971-7-6
- 1281
Humboldt
Horse Mtn.
Comment
HSC43084
Eriogonum umbellatum var. nelsoniorum
Brad Klipfel
1973-8-3
300
Humboldt
N Trinity Mtn.
1860
Comment
RSA0005167
Eriogonum umbellatum var. nelsoniorum
James L. Reveal
2001-7-18
8345
Humboldt
Along U.S. Forest Service Road 1 at south end of Whiting Ridge, about 0.5 air miles west-northwest of High Salt Ground and 9.3 air miles west of Hyampom.
1296
Comment
HSC28146
Eriophyllum lanatum
Chris Gist
1971-6-19
36
Humboldt
3 mi. in on Titlow Hill Rd. from California State Hwy. 299, Horse Mtn.
Comment
HSC73935
Eriophyllum lanatum
Gail Newton
1980-6-28
680
Humboldt
Near Mad River Butte.
1536
Comment
CDA18219
Eriophyllum lanatum var. achilleoides
G. D. Barbe, T. C. Fuller
1974-6-17
1847
Humboldt
North Coast Ranges; Shelter Cove, Upper Pacific Drive, at Sea View Rd.
91
Comment
HSC97922
Eriophyllum lanatum var. achilleoides
Cara Witte
2007-6-19
299
Humboldt
Cold Spring. 1/2 mile south of Titlow Hill.
1393
Comment
HSC97466
Eriophyllum lanatum var. achilleoides
Cara Witte
2007-5-29
129
Humboldt
White Oak Opening. Along Kinsey Ridge.
1238
Comment
CAS-BOT-BC301183
Eriophyllum lanatum var. arachnoideum
Frank W. Peirson
1926-7-12
7029
Humboldt
West slope Coast Range back of Orick
Comment
HSC60054
Eriophyllum lanatum var. arachnoideum
M. A. Baker
1978-5-20
567
Humboldt
W side of the Klamath River along Hwy. 96
Comment
UC204867
Eriophyllum lanatum var. arachnoideum
Joseph P. Tracy
1918-7-21
5082
Humboldt
Humboldt Hill Northern Coast Ranges of California, Humboldt Hill
152
Comment
HSC97629
Eriophyllum lanatum var. grandiflorum
Cara Witte
2007-6-4
205
Humboldt
Cold Spring. 0.5 mile S of Titlow Hill.
1386
Comment
UC129580
Eriophyllum lanatum var. grandiflorum
Mrs. M. H. Manning
1901-6-7
Humboldt
near Hupa
Comment
UC17110
Erodium moschatum
J. P. Tracy
1899-4-16
150
Humboldt
Eureka
Comment
JEPS14258
Eryngium aristulatum var. aristulatum
Joseph P. Tracy
1938-8-20
16125
Humboldt
Alton
30
Comment
CAS-BOT-BC41574
Erysimum capitatum
S. K. Harris
1936-6-20
3493
Humboldt
Above Van Duzen River about 3 miles west of Bridgeville.
Comment
CAS-BOT-BC41575
Erysimum capitatum
Henry M. Pollard
1948-7-31
s.n.
Humboldt
Orleans Mountain.
1371
Comment
SEINET10970607
Erysimum capitatum
Jones
1985-6-6
Jones 115
Humboldt
T34n,r4e,sec.14. Titlow rd. Ca 8 miles s off hwy. Pinus, arbutus, quercus Chrysolepis, quercus vaccinifolia habitat. Growing on rock wall
1143
Comment
HSC39965
Erysimum menziesii
Linda M. Barker
1976-3-22
1342
Humboldt
3 mi. W of Arcata
Comment
CHSC19730
Erythranthe dentata
Gary J. Stebbins
1970-5-17
81
Humboldt
Along Jolly Giant Creek up from H. S. C. dorms 1.9 miles from the parking lot.
70
Comment
UC201391
Erythronium californicum
Joseph P. Tracy
1918-5-1
4897
Humboldt
Northern Coast Ranges, Kneeland Prairie
762
Comment
UC1222542
Erythronium californicum
Joseph P. Tracy
1950-4-20
18616
Humboldt
two mi w Dinsmore's (lower foothills of nw slope of mountain); Buck Mountain
762
Comment
SEINET3992480
Erythronium grandiflorum var. pallidum
Unknown
1933-7-16
12774
Humboldt
South Fork Mountain, near McKay Camp
1676
Comment
HSC99352
Erythronium oregonum
K. A. Wayman, Robin Bencie, M. Mesler, Julie Gregory
2010-6-21
1
Humboldt
Near North Trinity Mtn, 11. 5 mi east of Hoopa along Big Hill Rd (8N01), at Six Rivers National Forest boundary.
1433
Comment
HSC41249
Erythronium oregonum subsp. leucandrum
Brad Klipfel
1974-5-27
396
Humboldt
Horse Mtn.
Comment
HSC15503
Erythronium revolutum
G. N. Bos
1965-5-2
245
Humboldt
8 mi. E of Korbel on Bald Mtn. Rd.
793
Comment
JEPS61873
Erythronium revolutum
Joseph P. Tracy
1918-5-4
Humboldt
Eureka
Comment
JEPS61875
Erythronium revolutum
Joseph P. Tracy
1918-5-28
4938
Humboldt
High Prairie on Bald Mountain Northern Coast Ranges, Bald Mountain
1066
Comment
UC184939
Eschscholzia californica
Joseph P. Tracy
1913-6-15
4138
Humboldt
Dinsmore's Ranch Northern Coast Ranges, Valley of Van Duzen River (opposite Buck Mountain)
762
Comment
OBI69925
Eucalyptus globulus
Jenn Yost, Matt Ritter
2008-4-1
41
Humboldt
Sewell R. off 101, Weott
Comment
UC1199300
Eucephalus tomentellus
Joseph P. Tracy
1934-8-29
13621
Humboldt
near McKay Camp; South Fork Mountain
1676
Comment
UC249819
Euchiton gymnocephalus
Joseph P. Tracy
1923-4-1
6175
Humboldt
near Blue Lake; Northern Coast Ranges
304
Comment
HSC5687
Euchiton sphaericus
J. P. Tracy
1936-8-23
15162
Humboldt
Carlotta
30
Comment
UC562473
Euchiton sphaericus
Joseph P. Tracy
1936-8-23
15162
Humboldt
Carlotta
30
Comment
CAS-BOT-BC206802
Euonymus occidentalis
Doris K. Kildale
1926-7-22
2417
Humboldt
Metropolitan, woods near Canyon Park
Comment
HSC37659
Euonymus occidentalis
Jan Fryling
1976-9-28
Humboldt
Cutten area of the city of Eureka.
Comment
HSC98803
Euonymus occidentalis var. occidentalis
Cara Witte
2008-7-30
966
Humboldt
Forest Service Road 5N04. 1/4 mile east of intersection with Forest Service Road 4N32.
1514
Comment
UC1199005
Euonymus occidentalis var. occidentalis
Joseph P. Tracy
1906-6-10
2473
Humboldt
headwaters of Freshwater Creek near Kneeland Prairie; Northern Coast Ranges, Freshwater Creek
457
Comment
HSC48607
Euphorbia helioscopia
Mark Flippo
1978-4-8
7
Humboldt
In McKinleyville, along Bella Vista Rd.
Comment
HSC35991
Eurybia radulina
Thomas W. Nelson, James Nelson
1975-9-1
2189
Humboldt
High Rock State Park
Comment
UC202856
Euthamia occidentalis
Chesnut and Drew
1888-7-21
Humboldt
South Fork Mt.
Comment
UCSB1573
Fallopia sachalinensis
Parks, H.; Parks, S.
1952-07
Humboldt
South of the Elk River Bridge on Highway 10
Comment
HSC31183
Festuca californica
D. E. Anderson
1972-6-20
5752
Humboldt
Along the Redwood Valley-Hoopa Rd., E of the summit.
Comment
HSC65452
Festuca californica
J. P. Smith, J. O. Sawyer
1973-5-12
6697
Humboldt
9.6 mi. from Redwood Creek on Hoopa Rd.
Comment
UCD65870
Festuca californica subsp. californica
P. B. Kennedy
1923-8-2
Humboldt
Near grade Bluff Creek to Arcata.
Comment
HSC98829
Festuca californica var. californica
Cara Witte
2007-5-21
70
Humboldt
White Oak Opening.
1257
Comment
UC1103728
Festuca idahoensis
Joseph P. Tracy
1921-5-30
5485
Humboldt
Kneeland Prairie Northern Coast Ranges
762
Comment
HSC31224
Festuca occidentalis
D. E. Anderson
1972-6-20
5723
Humboldt
Along the Redwood Valley-Hoopa Rd., E of the summit.
Comment
UC525636
Festuca occidentalis
Joseph P. Tracy
1932-7-17
10655
Humboldt
near Corral Prairie; Klamath Mountains, Trinity Summit
1524
Comment
RSA10070
Festuca rubra
Joseph P. Tracy
1927-6-26
8217
Humboldt
Stone Lagoon.
Comment
UCD66390
Festuca rubra
Collector Unknown
1951-6-18
Humboldt
Near Hydesville.
Comment
UC1056065
Festuca subuliflora
J. I. Mallory
1955-2-22
115
Humboldt
1 mi n Luke Prairie Quad. (Quad 29-B-2); Peavine Ridge
701
Comment
UC1197363
Foeniculum vulgare
Joseph P. Tracy
1930-10-12
9216
Humboldt
Eel R. Alton to Fortuna; Eel R.
15
Comment
HSC36257
Foeniculum vulgare
John Rehling
1974-8-3
17
Humboldt
Growing along side of old Hwy 299 in disturbed area
Comment
CAS-BOT-BC453519
Fragaria chiloensis
David D. Keck; J. Clausen
1935-6-16
3390
Humboldt
Mouth of Little River
Comment
HSC18616
Fragaria chiloensis
A. Sylvester, R. Spellenberg, D. Sutherland
1966-3-26
1355
Humboldt
Near Beachcross 5 mi. W of Ferndale on coast
Comment
HSC44279
Fragaria vesca
D. L. Goforth
1977-4-23
4
Humboldt
2.5 mi.. S of Shelter Cove Rd. S Fork of Bear Creek at Wailaki Campground
561
Comment
JEPS44674
Fragaria virginiana
Joseph P. Tracy
1932-7-16
10616
Humboldt
Corral Prairie; Klamath Mountains, Trinity Summit
1524
Comment
UCD113269
Fragaria virginiana
Gunter Staudt; H. Ahmadi
1989-5-15
313
Humboldt
North of Trinidad along Highway, near Seawood Drive exit.
Comment
CAS-BOT-BC52738
Frangula californica subsp. californica
Carl B. Wolf
1934-6-30
5842
Humboldt
Back of Shelter Cove
60
Comment
CAS-BOT-BC52741
Frangula californica subsp. californica
Doris K. Kildale
1926-6-13
2162
Humboldt
Briceland Bridge 1/2 west of Garberville.
114
Comment
CAS-BOT-BC59970
Frangula purshiana
L. R. Abrams
1922-6-25
8258
Humboldt
N. of Mad River near Arcata.
Comment
HSC61031
Frangula purshiana
T. Jimerson, J. Pageau
1979-8-10
730
Humboldt
Near Tish Tang A Tang Ridge, close to the town of Hoopa
1464
Comment
HSC99392
Frangula purshiana subsp. purshiana
K. A. Wayman, Robin Bencie, M. Mesler, Julie Gregory
2010-6-28
41
Humboldt
Near North Trinity Mtn, 11. 5 mi east of Hoopa along Big Hill Rd (8N01), at Six Rivers National Forest boundary.
1433
Comment
CAS-BOT-BC217698
Fraxinus latifolia
Doris K. Kildale
1927-5-13
3142
Humboldt
Redwood Creek at Berry's
289
Comment
HSC15538
Fritillaria affinis
T. W. Beck
1963-4-13
21
Humboldt
Camp Bauer, Korbel, between baseball backstop and Mad River
Comment
UC666944
Fritillaria affinis
Joseph P. Tracy
1927-4-24
7941
Humboldt
Table Bluff
152
Comment
HSC15540
Fritillaria affinis
R. A. Rasp
1964-4-5
31
Humboldt
5 mi. E of Klamath Trinity Junction at Bluff Creek Public Camp
Comment
RSA304286
Fritillaria affinis
James R. Shevock
1972-3-27
1479
Humboldt
Bear River Valley near Cape Mendocino
152
Comment
SEINET12050370
Fritillaria affinis
F. H. Utech
1988-1
88 -285
Humboldt
along CA 36 from Bridgeville enroute to Dinsmore, Mile Marker 42.00, bluff above Van Duzen River
800
Comment
HSC41592
Galium ambiguum subsp. siskiyouense
Thomas W. Nelson, Jane P. Nelson
1977-7-1
3558
Humboldt
Along ridge between Bear Creek and Blanket Creek
1494
Comment
UC1222495
Galium aparine
Joseph P. Tracy
1950-6-25
18891
Humboldt
Burr Valley
Comment
HSC98081
Galium bolanderi
Cara Witte
2007-7-3
415
Humboldt
Along National Forest 1. 1/4 mile north of Road V.
1268
Comment
RSA273400
Galium bolanderi
Thomas W. Nelson, Jane Nelson
1976-7-1
2896
Humboldt
North of Bear Creek
1463
Comment
HSC69762
Galium divaricatum
Thomas W. Nelson, Jane P. Nelson
1977-9-4
3746
Humboldt
Willow Creek
Comment
JEPS52838
Galium muricatum
Lauramay T. Dempster and G. L. Stebbins
1963-7-10
3860
Humboldt
2.3 mi s Weott; Avenue of The Giants
60
Comment
UC35333
Galium muricatum
Chesnut and Drew
1888-7-12
Humboldt
Campbell's
Comment
UC176990
Galium parisiense
Joseph P. Tracy
1913-4-27
4042
Humboldt
Eureka
Comment
UC602539
Galium parisiense
Joseph P. Tracy
1911-7-4
3278
Humboldt
near mouth of Willow Creek; Northern Coast Ranges, Valley of Trinity River
152
Comment
UC602546
Galium parisiense
Joseph P. Tracy
1937-7-11
15421
Humboldt
Garberville
152
Comment
RSA53645
Galium parisiense
Roxana S. Ferris
1955-7-11
12972
Humboldt
Summit of U.S. Hwy 299 btwn. Willow Creek and Blue Lake.
Comment
HSC38387
Galium trifidum
Peter Sorensen
1976-6-14
Humboldt
N Spit of Humboldt Bay, S of Samoa near Humboldt County Airport
Comment
HSC57325
Galium triflorum
Overton, Butler
1979-7-24
9643
Humboldt
Near Friday Camp, close to the town of Willow Creek.
1250
Comment
HSC58008
Galium triflorum
G. L. Clifton
1979-7-31
11804
Humboldt
Near Tish Tang A Tang Creek, close to the town of Hoopa.
1356
Comment
HSC81937
Galium triflorum
Thomas W. Nelson, Jane P. Nelson
1979-7-3
4956
Humboldt
Along road to Joe Losey property at junction of Kneeland and Maple Creek Rds.
610
Comment
HSC98710
Galium triflorum
Cara Witte
2007-7-20
562
Humboldt
Board Camp Butte. Forest Serivce Road 4E27.
1460
Comment
UC416651
Galium triflorum
Mrs. M. H. Manning
1900-1
Humboldt
near Hupa
Comment
BLMAR224
Galium triflorum
Jennifer Anthony-Wheeler
1996-7-11
224
Humboldt
N. Dobbyn creek, shady areas of forest floor throughout understory
1005
Comment
UC1199115
Gamochaeta coarctata
Joseph P. Tracy
1927-7-17
8264
Humboldt
Butler Valley
152
Comment
HSC48772
Gamochaeta ustulata
Brad Klipfel
1975-5-22
614
Humboldt
Near the city of Eureka airport S of Samoa
Comment
HSC41344
Garrya buxifolia
Brad Klipfel
1974-9-17
577
Humboldt
Horse Mtn.
Comment
CAS-BOT-BC188549
Garrya elliptica
J. P. Tracy
1901-2-15
992
Humboldt
Immediate vicinity of Eureka
152
Comment
CAS-BOT-BC194527
Garrya elliptica
D. E. Breedlove
1962-7-7
3056
Humboldt
On extensive sand dunes 1.5 miles south of Samoa [Samosa] on peninsulaon western side of Humboldt Bay
Comment
UC1196887
Garrya elliptica
Joseph P. Tracy
1921-2-27
5414
Humboldt
Drakes Hill; Northern Coast Region
30
Comment
UCD121101
Garrya elliptica
Linda M. Barker
1976-1-24
1309
Humboldt
Coastal forest and dunes 3 miles west of Arcata.
Comment
HSC35698
Garrya fremontii
Thomas W. Nelson, B. Reinhardt
1975-7-30
2105
Humboldt
along Rd. out to Whiting Ridge and at Last Chance Ridge
Comment
HSC72925
Garrya fremontii
Gail Newton
1980-7-22
1679
Humboldt
Near Devils Backbone
231
Comment
UCD66582
Gastridium phleoides
P. B. Kennedy
1923-8-5
26
Humboldt
West fork of Eel River between Phillipsville and Garberville.
Comment
CAS-BOT-BC58922
Gaultheria shallon
L. B. Kildale
1931-8-9
s.n.
Humboldt
Three Creeks on Willow Creek Road
Comment
HSC23125
Gaultheria shallon
G. M. Nordstrom
1966-4-24
17
Humboldt
Kneeland-Maple Creek Rd., near jct. with Korbel rd.
Comment
HSC40118
Gaultheria shallon
Dan O'Brien
1962-5-9
Humboldt
4 1/2 mi. E on Fickle Hill Rd.
Comment
POM285359
Gaultheria shallon
Lyman Benson
1928-7-10
582
Humboldt
Dyerville.
61
Comment
UC1197592
Gaultheria shallon
J. P. Tracy
1901-5-30
1114
Humboldt
immediate vicinity Eureka
0
Comment
HSC102929
Gayophytum
M. R. Mesler, Robin Bencie, K. A. Wayman, Sydney Carothers
2011-7-12
901
Humboldt
Rustic Camp, northwest of Patterson Meadows
1512
Comment
HSC54012
Gayophytum diffusum subsp. parviflorum
Griswold, Butler
1979-7-12
7142
Humboldt
Near Groves Prairie, close to the town of Willow Creek.
1256
Comment
HSC54756
Gayophytum diffusum subsp. parviflorum
G. L. Clifton, Griswold
1979-7-26
10293
Humboldt
Near Salmon Mtn., close to the town of Forks of Salmon
1935
Comment
HSC76038
Gayophytum diffusum subsp. parviflorum
Overton, Butler
1979-8-2
12582
Humboldt
Near Bret Hole, close to the town of Hoopa
1554
Comment
UC422799
Gayophytum heterozygum
Chesnut and Drew
Humboldt
Comment
HSC15524
Genista monspessulana
D. La Conte
1970-8-10
4
Humboldt
Comment
UC1198638
Gentiana affinis var. ovata
J. P. Tracy
1896-8
15
Humboldt
immediate vicinity Eureka; Rick's Prairie
0
Comment
CAS-BOT-BC217409
Gentiana plurisetosa
E. V. Jotter
1912-10-1
247
Humboldt
Trinity Summit, Trinity Forest
1524
Comment
HSC101055
Gentiana plurisetosa
Sydney Carothers
1998-8-10
201
Humboldt
Patterson Meadow
1555
Comment
HSC24639
Gentiana sceptrum
Doris K. Kildale
1925-7-26
1065
Humboldt
Christmas Prairie
Comment
HSC23999
Geranium bicknellii
Tim Baroni
1971-7-6
125
Humboldt
15 mi. S of Ferndale on Mattole Rd.
Comment
UC1197402
Geranium carolinianum
Joseph P. Tracy
1935-5-25
13875
Humboldt
Fort Seward
106
Comment
UC165804
Geranium carolinianum
J. P. Tracy
1901-6-23
1186
Humboldt
immediate vicinity of Eureka
0
Comment
CHSC673
Geranium dissectum
M. Underhill
1952-7-13
Humboldt
Coastal.
0
Comment
HSC2218
Geranium dissectum
H. E. Parks, S. T. Parks
Apr 1938
24118
Humboldt
Spruce Cove, Trinidad
61
Comment
UC668044
Geranium molle
Joseph P. Tracy
1933-5-19
12197
Humboldt
Alton to Fortuna (along the Eel River); Eel River
15
Comment
UC154213
Geum macrophyllum var. macrophyllum
J. P. Tracy
1901-6-23
1171
Humboldt
immediate vicinity of Eureka
0
Comment
CHSC31278
Gilia capitata
Mark Stopher
1980-5-28
75
Humboldt
Along Rte 169, 7.5 mi w of Martins Ferry Bridge.
Comment
HSC32885
Gilia capitata
Thomas W. Nelson, James Nelson
1973-5-28
937
Humboldt
McKeown Ranch N of Dinsmore
Comment
HSC16983
Gilia millefoliata
J. W. Bosworth
1965-5-14
49
Humboldt
1 mi. N of Fairhaven on Samoa
Comment
HSC34464
Gilia millefoliata
J. P. Smith
1975-5-11
8077
Humboldt
Samoa Peninsula, just N of The Coast Guard Station boundary.
Comment
UC1197905
Gilia tricolor subsp. tricolor
Joseph P. Tracy
1929-5-5
8561
Humboldt
Miranda Northern Coast Ranges, South Fork of Eel River, Miranda (along South Fork of Eel River)
121
Comment
POM128309
Githopsis specularioides
Chestnut, E. R. Drew
1888-07
s.n.
Humboldt
[No location data on label, though there is an indecipherable word.]
Comment
HSC17915
Glaux maritima
Norman H. Moe
1962-5-17
Humboldt
Lanphere's Place
Comment
UC1197365
Glehnia littoralis subsp. leiocarpa
J. P. Tracy
1901-5-18
1097
Humboldt
sand hills of Ocean Beach at Samoa opposite Eureka
Comment
SEINET200359
Glyceria elata
J. P. Tracy
1935-7-25
114251
Humboldt
Trinity Summit lower end of Brett Hole
1585
Comment
CAS-BOT-BC282840
Glyceria striata
H. P. Chandler
1901-6-1
1526
Humboldt
Klamath River
426
Comment
CAS-BOT-BC282850
Glyceria striata
Joseph P. Tracy
1925-7-5
7170
Humboldt
Bald Mountain near High Prairie
1066
Comment
HSC70482
Glyceria striata
Gail Newton
1980-7-20
1636
Humboldt
Near Bell Swamps
1426
Comment
HSC74433
Glyceria striata
Gail Newton
1980-8-10
2063
Humboldt
Near Blake Mtn.
1707
Comment
UC1103750
Glyceria striata
Joseph P. Tracy
1934-7-18
13430
Humboldt
Grouse Mountain; North Coast Ranges
1524
Comment
UC1103751
Glyceria striata
Joseph P. Tracy
1903-6-14
1922
Humboldt
Eureka; Northern Coast Region
0
Comment
CAS-BOT-BC302619
Gnaphalium palustre
Joseph P. Tracy
1933-8-30
13043
Humboldt
North Coast Ranges. Grouse Mountain
1524
Comment
JEPS34040
Gnaphalium palustre
W. L. Jepson
1936-8-17
17919 a
Humboldt
2 mi s of Field's Landing (near Still's Ranch, marsh)
Comment
UC582518
Gnaphalium palustre
Joseph P. Tracy
1933-8-30
13043
Humboldt
Grouse Mountain North Coast Ranges, Grouse Mountain
1524
Comment
UCD132451
Gnaphalium palustre
James Payne Smith Jr.
1976-10-30
8995
Humboldt
Mad River, east of Essex Lane exit.
Comment
POM224403
Gnaphalium sphaericum
J. T. Howell
1936-8-29
12888
Humboldt
Eel River 16 miles N of Garberville.
Comment
SEINET12641404
Gratiola ebracteata
Unknown
1936-1
15022
Humboldt
Bald Mountain ; at "Lake Prairie in bog
Comment
CAS-BOT-BC304734
Grindelia hirsutula
H. E. Parks; S. T. Parks
1930-9-14
0773
Humboldt
North shore of Big Lagoon
Comment
CAS-BOT-BC304735
Grindelia hirsutula
L. R. Abrams
1927-8-31
12057
Humboldt
Along highway between Eureka and Arcata
Comment
CAS-BOT-BC304762
Grindelia hirsutula
Carl B. Wolf
1937-9-9
9305
Humboldt
Coast, 2 mi. So. of Cape Mendocino
6
Comment
HSC12338
Grindelia hirsutula
Steve Dorei
1970-10-26
116
Humboldt
Arcata, on South G St. near curve
Comment
UC1199435
Grindelia hirsutula
Joseph P. Tracy
1938-6-17
15955
Humboldt
s point of Cape Mendocino Cape Mendocino (in exposed situations near ocean shore)
3
Comment
UC479505
Grindelia hirsutula
Marcus E. Jones, A. M.
1931-7-16
29143
Humboldt
Arcata
Comment
POM160899
Grindelia hirsutula var. davyi
Joseph P. Tracy
1918-7-7
5038
Humboldt
Near Garberville.
122
Comment
SEINET11835909
Grindelia stricta var. stricta
J. P. Tracy
1947-1
17944
Humboldt
mouth of Eel River, S side, Camp Weeott
3
Comment
HSC57669
Hackelia micrantha
G. L. Clifton, Griswold
1979-7-25
10854
Humboldt
Near Red Cap Lake, close to the town of Forks of Salmon.
1784
Comment
SEINET11678982
Hainardia cylindrica
J. P. Tracy
1938-1
16071
Humboldt
mouth of Eel River
3
Comment
HSC44510
Hastingsia alba
Brad Klipfel
1973-7-1
116
Humboldt
Along ridge trail SE of N Trinity Mtn.
1829
Comment
CAS-BOT-BC306871
Helenium bolanderi
L. R. Abrams; R. Bacigalupi
1922-6-25
8261
Humboldt
Between Trinidad and Big Lagoon
Comment
UC525571
Heliotropium curassavicum
Joseph P. Tracy
1927-6-26
8210
Humboldt
Stone Lagoon Northern Coast Region, Stone Lagoon
6
Comment
CAS-BOT-BC305848
Helminthotheca echioides
Doris K. Kildale
1928-7-29
5918
Humboldt
Bear River at Capetown
Comment
HSC45215
Hemitomes congestum
Louise Watson, Mary Lou Schreiber
1978-9-29
Humboldt
West side of summit, 1/4 mi. N. of McKinleyville-Fieldbrook Rd. Bulk Collection 137
Comment
CAS-BOT-BC310076
Hemizonella minima
Carl B. Wolf
1934-7-2
5861
Humboldt
Snow Camp (mts. E. of Korbel). Near Small Lake
1371
Comment
UC1565811
Hemizonella minima
R. Spellenberg
1990-7-9
10228
Humboldt
on USFS Rd 1 20.5 mi s Calif. Hwy. 299 and Berry Summit (14 air mi sw of Burnt Ranch, extreme e edge of county); Pilot Ridge
1371
Comment
UC275470
Hemizonia congesta subsp. clevelandii
Joseph P. Tracy
1925-9-20
7272
Humboldt
near the s fork Trinity River Valley; Northern Coast Ranges, Trinity River Valley
182
Comment
UC1223088
Hemizonia congesta subsp. tracyi
Joseph P. Tracy
1950-6-8
18757
Humboldt
Comment
HSC60360
Heracleum maximum
Clark L. Miller
1979-5-13
1120
Humboldt
N of Trinidad along Patricks Point Dr.
Comment
UC1223121
Hesperevax acaulis var. robustior
Joseph P. Tracy
1949-6-12
18312
Humboldt
Trinity River Valley at Willow Creek; Trinity River Valley
152
Comment
HSC18664
Heteromeles arbutifolia
R. J. Vernimen
1963-4-27
27
Humboldt
9 mi. S of Willow Creek, Grouse Mtn. area
Comment
RSA47118
Heteromeles arbutifolia
Doris K. Kildale
1926-6-13
s.n.
Humboldt
Bruceland Bridge
Comment Read comments Jul 24 2020
HSC5311
Heterotheca oregona
Paul Shields
Aug 1955
Humboldt
1 mi. N of Weott
Comment
UCSB30616
Heterotheca oregona
Edwards, David
1974-8-1
Humboldt
Near E. bank of Mad River north of its junction with Puter Creek, ca. 2 mi. SW of Korbel
3
Comment
UC581756
Heterotheca oregona var. rudis
Joseph P. Tracy
1930-7-27
9112
Humboldt
near Petrolia; North Coast Region, Mattole River
15
Comment
UC485473
Heterotheca oregona var. rudis
unknown
Humboldt
Chandler, <rest illegible> Klamath River
Comment
HSC102136
Heuchera merriamii
M. R. Mesler, Robin Bencie, K. A. Wayman
2011-8-2
1040
Humboldt
Crogan Rocks, ~.25 mi. east of Crogan Hole
1759
Comment
SEINET12219180
Heuchera micrantha
H. P. Chandler
1901-1
1231
Humboldt
Redwood Belt, North Coast Ranges
457
Comment
UC902003
Heuchera micrantha
Joseph P. Tracy
1947-4-27
17673
Humboldt
roadside near top of Wolverton Gulch (1/2 mi w of tow)
152
Comment
HSC55746
Heuchera rubescens
G. L. Clifton, Griswold
1979-7-26
10269
Humboldt
Near Salmon Mtn., close to the town of Forks of Salmon
1935
Comment
HSC57023
Hieracium albiflorum
Overton, Butler
1979-7-24
9640
Humboldt
Near Friday Camp, close to the town of Willow Creek.
1250
Comment
CAS-BOT-BC312392
Hieracium albiflorum
Doris K. Kildale
1925-8-17
1196
Humboldt
Triity Summit
1828
Comment
HSC5825
Hieracium albiflorum
David Adams
1960-7-10
Humboldt
W of Mad River Slough
0
Comment
HSC5829
Hieracium albiflorum
H. E. Parks, J. P. Tracy
1930-9-14
768
Humboldt
Bald Hills, near Kneeland
Comment
UC1199468
Hieracium scouleri
Joseph P. Tracy
1937-7-29
15592
Humboldt
w slope near the top South Fork Mountian (at Hyampom Trail); South Fork Mountain, Hyampom Trail
1676
Comment
HSC100488
Hierochloe macrophylla
Carl C. Marshall
353
Humboldt
S side of Table Bluff.
Comment
CDA28238
Hierochloe occidentalis
Wilma Mae Lowary & Norah van Kleeck
1974-8-8
Humboldt
Lady Bird Johnson Grove, Redwood National Park, northeast of Orick.
0
Comment
HSC13463
Hippuris vulgaris
L. J. Coombes
1964-5-9
29
Humboldt
3 mi. N on Lamphere Rd., Arcata low lands
Comment
CAS-BOT-BC280734
Holcus lanatus
Doris K. Kildale
1928-6-24
7062
Humboldt
Redwood Creek at Berrys
289
Comment
CAS-BOT-BC280735
Holcus lanatus
L. R. Abrams
1916-7-11
6018
Humboldt
Mouth of Grizzly Creek on Van Duzon [Duzen] River
Comment
HSC10134
Holcus lanatus
R. D. Zortman
1963-4-14
27
Humboldt
5.0 mi. NE of Arcata, off Warren Creek Road.
91
Comment
HSC10139
Holcus lanatus
W. F. Nickel
1965-4-28
Humboldt
On Humboldt State Campus behind biological science building, near baseball field.
Comment
POM232313
Holcus lanatus
I. L. Wiggins
1930-6-25
4614
Humboldt
Sand dunes 2 miles north of Samoa.
Comment
POM291100
Holcus lanatus
Lyman Benson
1929-7-14
1797
Humboldt
Weott Ranger Station, South Fork Eel River.
Comment
UC38605
Holcus lanatus
Joseph Burtt Davy and Walter C. Blasdale
1899-6-16
5558
Humboldt
Scotia
Comment
SEINET200842
Hordeum brachyantherum
Joseph Tracy, Roland von Bothmer; 1980
1933-6-6
12508
Humboldt
unspecified
9
Comment
UC1103747
Hordeum brachyantherum subsp. brachyantherum
Joseph P. Tracy
1927-7-16
8251
Humboldt
mouth of Elk River
3
Comment
CDA18214
Hordeum marinum subsp. gussoneanum
G. D. Barbe, T. C. Fuller
1974-6-17
1842
Humboldt
North Coast Ranges; Shelter Cove, uphill, E of Sail Court.
91
Comment
CAS-BOT-BC536630
Horkelia californica
Joseph P. Tracy
1937-8-22
15672
Humboldt
Foot of low hills south of Fields Landing
6
Comment
UC585617
Horkelia californica
Joseph P. Tracy
1937-8-22
15672
Humboldt
s Field's Landing (Foot of low hills)
6
Comment
UC659403
Horkelia tridentata subsp. flavescens
Lincoln Constance, Alan A. Beetle with Joseph P. Tracy
1940-5-17
2613
Humboldt
near Eureka; Larrabee Valley
762
Comment
UC1198716
Horkelia tridentata subsp. flavescens
Joseph P. Tracy
1933-6-13
12593
Humboldt
near summit (on rd w from Hoopa to Bair's); Northern Coast Ranges, Hoopa Mt.
914
Comment
CAS-BOT-BC206124
Hosackia crassifolia
Alice Eastwood; John Thomas Howell
1937-6-23
4852
Humboldt
5 miles from Kneeland on road to Korbel
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
HSC58539
Hosackia oblongifolia var. oblongifolia
Overton, Butler
1979-7-23
9469
Humboldt
Near Horse Mtn. Creek, close to the town of Willow Creek
1326
Comment
HSC62746
Hydrocotyle ranunculoides
J. M. DiTomaso
1979-5-29
1078
Humboldt
Arcata Bottoms, 1.7 mi. W of Alliance Rd. on Lanphere Rd.
Comment
SEINET12279830
Hydrophyllum occidentale
H. P. Chandler
1901-1
1263
Humboldt
Redwood Belt
457
Comment
HSC13541
Hydrophyllum tenuipes
H. E. Parks, J. P. Tracy
1930-5-25
863
Humboldt
Van Duzen River
305
Comment
HSC38628
Hydrophyllum tenuipes
D. E. Anderson, J. P. Smith
1971-6-18
- 1100
Humboldt
In narrow canyon of the N Fork of Mad River, along Hwy. 299, E of Blue Lake
Comment
UC177201
Hydrophyllum tenuipes
Joseph P. Tracy and Ernest B. Babcock
1912-5-11
3617
Humboldt
near Hydesville; Northern Coast Region
30
Comment
UC562602
Hydrophyllum tenuipes
Joseph P. Tracy
1924-6-1
6690
Humboldt
Lawrence Creek Northern Coast Ranges (at crossing of Kneeland Road)
457
Comment
HSC58119
Hypericum anagalloides
G. L. Clifton, Griswold
1979-8-1
12088
Humboldt
Near N Trinity Mtn., close to the town of Hoopa
1799
Comment
HSC62864
Hypericum anagalloides
J. M. DiTomaso
1979-5-20
1046
Humboldt
Big Lagoon Park, 8 mi. N of Trinidad
Comment
HSC74685
Hypericum anagalloides
Gail Newton
1981-8-7
2457
Humboldt
Near Board Camp Mtn.
1478
Comment
HSC91879
Hypericum anagalloides
E. Mackey
1987-8-29
Humboldt
Patrick's Point State Park, in woods near Palmer's Point
Comment
UC1103552
Hypericum anagalloides
Mrs. Alma Bonstell
1912-8-5
Humboldt
Christmas Prairie Northern Coast Ranges, Christmas Prairie
914
Comment
POM253651
Hypericum androsaemum
C. L. Hitchcock, J. S. Martin, A. S. Hitchcock
5442
Humboldt
Woods 7 miles east of Shelter Cove.
244
Comment
UC35071
Hypericum formosum var. scouleri
Chesnut and Drew
1888-7-30
Humboldt
Grouse Creek
Comment
CAS-BOT-BC401229
Hypericum perforatum
Doris K. Kildale
1928-6-24
7061
Humboldt
Redwood Creek at Berry's
Comment
HSC12005
Hypericum perforatum
Wilbur Peterson
1970-10-18
60
Humboldt
200 yards S of Mad River Bridge on Hwy 101
Comment
HSC99605
Hypericum scouleri
Jimerson, J. Pageau
1979-8-10
722
Humboldt
Near Tish Tang A Tang Ridge, close to the town of Hoopa
1464
Comment
HSC100439
Hypochaeris glabra
Carl C. Marshall
May 1885
44
Humboldt
Roadsides, etc.
Comment
UC166804
Hypochaeris radicata
J. P. Tracy
1909-7-4
3007
Humboldt
immediate vicinity Eureka
0
Comment
UCSB6709
Hypochaeris radicata
Keator, Glenn
1958-6-18
Humboldt
In the vicinity of Smith River (the town)
Comment
UC302049
Iliamna latibracteata
Joseph P. Tracy
1926-6-12
7585
Humboldt
Prairie Creek
152
Comment Read comments Feb 27 2012
UC302050
Iliamna latibracteata
Joseph P. Tracy
1926-6-12
7585
Humboldt
Prairie Creek
152
Comment Read comments Feb 27 2012
UC630469
Iliamna latibracteata
H. E. Parks, S. T. Parks
June, 1935
5593
Humboldt
East side of Prairie Creek, North of Orick.
Comment Read comments Feb 27 2012
HSC44568
Ipomopsis aggregata
Brad Klipfel
1973-7-15
186
Humboldt
Along ridge trail SE of N Trinity Mtn.
1829
Comment
HSC13865
Iris douglasiana
J. J. Wagoner
1965-4-3
9
Humboldt
16 mi. N of Trinidad, W of Hwy. 101 in Dry Lagoon State Beach Park
24
Comment
JEPS17218
Iris douglasiana
Milo S. Baker
1923-7-31
157 a
Humboldt
Lawrence Creek; central Humboldt County
Comment
RSA135855
Iris douglasiana
Lee W. Lenz, E. K. Balls
1951-5-8
16511
Humboldt
1.6 miles south of Myers to Nelson Grove, Highway 101
Comment
SEINET12056852
Iris douglasiana
H. P. Chandler
1901-1
1262
Humboldt
Redwood Belt
457
Comment
UC175302
Iris douglasiana
Joseph P. Tracy
1912-4-21
3571 B
Humboldt
Humboldt Hill; Northern Coast Region, Humboldt Bay Region
0
Comment
HSC100379
Iris macrosiphon
J. Moore
2007-6-13
Humboldt
Horse Mountain Botanical Area, off Hwy. 1.
1220
Comment
BLMAR542
Iris purdyi
Jennifer Wheeler
2009-6-23
542
Humboldt
King range, On Paradise Ridge road
Comment
HSC104075
Iris purdyi
S. Carothers
2001-6-7
Humboldt
Six Rivers National Forest; Lassics Botanical Area; below blue serpentine ridge, above Rd. 1S11
1585
Comment
RSA114085
Iris purdyi
Rimo C. Bacigalupi, L. Constance, Joseph P. Tracy, Reid V. Moran, R. L. Rodriguez, Sherwin Carlquist
1951-6-14
3414
Humboldt
Near Snow Camp, ridge between Mad River and Redwood Creek, Bald Mountain
1433
Comment
HSC48416
Iris tenax subsp. klamathensis
J. P. Smith, J. O. Sawyer, Jane Cole
1978-5-21
9925
Humboldt
Ishi Pishi Rd., 2.5 mi. from its junction with Hwy. 96 in Orleans
213
Comment
HSC65228
Iris tenax subsp. klamathensis
T. Jimerson, J. Pageau
1979-5-1
441
Humboldt
6.05 mi. N of Hwy. 96 on Ishi Pishi Rd., Orleans
Comment
UC1174759
Iris tenax subsp. klamathensis
L. W. Lenz
1953-5-13
18296
Humboldt
along Klamath River Klamath River (Orleans); ; along Klamath River, Orleans, Humboldt Co.
Comment
UC1046540
Iris tenuissima
R. Bacigalupi, L. Constance, J. P. Tracy, R. Moran, R. L. Rodriguez, and S. Carlquist
1951-6-14
3414
Humboldt
ridge between Mad River and Redwood Creek (about Snow Camp, Bald Mountain); Bald Mountain, Snow Camp
1432
Comment
JEPS64018
Isolepis cernua
W. L. Jepson
1921-8-7
9336
Humboldt
on the flats and beach Stone Lagoon
Comment
HSC83042
Isolepis cernua
A. L. Eicher
1985-8-17
Humboldt
Coastal salt marsh bordering Humboldt Bay, 0.3 mi. S of junction of Samoa Blvd. and Vance Ave.
1
Comment
JEPS11945
Isolepis cernua
Rimo Bacigalupi with C. L. Custer and G. T. Robbins
1954-8-10
4759 B
Humboldt
along U.S. Highway 101 0.4 mi s of the southern boundary marker Dry Lagoon Beach State Park; s of Dry Lagoon Beach State Park
Comment
CHSC96435
Isolepis setacea
Gordon Leppig
1999-10-3
1257
Humboldt
Big Lagoon County Park, Big Lagoon Bog. NAD 27 UTM Zone 10, 405321E 4557202N.
3
Comment
JEPS79910
Isopyrum stipitatum
Joseph P. Tracy
1935-5-5
13802
Humboldt
Kneeland Prairie
822
Comment
CHSC56526
Jaumea carnosa
L. P. Janeway
1983-9-24
705
Humboldt
Sand pit next to Big Lagoon.
3
Comment
JEPS93182
Jaumea carnosa
Margriet Wetherwax and Kevin Downing
1993-8-9
2463
Humboldt
n Eureka (along n side of slough, Jacobs St. turn-off of 101N just beyond bridge over slough, between 2 Peterbilt warehouses); Eureka Slough
5
Comment
UC741148
Jaumea carnosa
C. C. and S. K. Harris
1939-8-26
994
Humboldt
salt marsh south shore Humboldt Bay
Comment
UC1152116
Juncus ambiguus
Joseph P. Tracy
1934-7-2
13283
Humboldt
mouth of Little River Little River
Comment
UC185007
Juncus balticus subsp. ater
Joseph P. Tracy
1912-7-21
3787
Humboldt
Alton Northern Coast Region
30
Comment
UC184214
Juncus bolanderi
Joseph P. Tracy
1900-9-3
940
Humboldt
Eureka Northern Coast Region
0
Comment
UC726303
Juncus breweri
A. A. Heller
1929-8-4
14996
Humboldt
Little River
Comment Read comments Dec 13 2006
UCD141362
Juncus bufonius
Linda M. Barker
1976-6-22
1619
Humboldt
Lanphere-Christensen Dunes. 3 miles west of Arcata.
Comment
RSA246802
Juncus bufonius
Robert F. Thorne, Percy C. Everett
1965-8-7
35229
Humboldt
Samoa Peninsula.
3
Comment
HSC71730
Juncus effusus subsp. pacificus
M. A. Baker
1980-6-26
2450
Humboldt
Near Sims Creek
610
Comment
HSC98575
Juncus ensifolius
Cara Witte
2008-8-6
1012
Humboldt
Board Camp Mountain. Road to Tri Board Camp.
1486
Comment
UC249814
Juncus ensifolius
Joseph P. Tracy
1924-7-4
6703
Humboldt
Snow Camp Northern Coast Ranges
1371
Comment
RSA53821
Juncus ensifolius
Henry M. Pollard
1945-8-26
s.n.
Humboldt
Between Orleans and Camp Creek. Klamath River Canyon.
Comment
UC1152094
Juncus ensifolius
Joseph P. Tracy
1950-7-16
8980
Humboldt
near McKay Camp (close to Trinity County line); South Fork Mountain
1676
Comment
CDA39191
Juncus lescurii
Gordon Leppig
1999-10-3
1259
Humboldt
Big Lagoon County Park, Big Lagoon Bog.
Comment
UC421840
Juncus mertensianus
Joseph Burtt Davy and Walter C. Blasdale
Jun 21 1899-Jun 23 1899
5787
Humboldt
Trinity Summit North Coast Ranges
Comment
POM160292
Juncus nevadensis var. inventus
Joseph P. Tracy
1925-10-18
7293
Humboldt
Big Lagoon.
6
Comment
UC1222344
Juncus occidentalis
Joseph P. Tracy
1953-6-26
19561
Humboldt
halfway between Snow Camp and Twin Lakes (at Charley Preston's old gate near the road)
Comment
UC184934
Juncus patens
Joseph P. Tracy
1906-6-24
2506
Humboldt
near Fields Landing (s slope of Humboldt Hill); Northern Coast Ranges, Humboldt Bay Region, Humboldt Hill
0
Comment
HSC57962
Juncus tenuis
G. L. Clifton, Terry Griswold
1979-7-31
11667
Humboldt
Near Trinity Summit Guard Station, close to the town of Hoopa
1719
Comment
UC717989
Juncus xiphioides
David D. Keck
1944-7-11
5495
Humboldt
Cape Mendocino
3
Comment
HSC73067
Juniperus communis var. saxatilis
M. A. Baker
1980-6-16
1954
Humboldt
Near Onion Mtn.
1280
Comment
HSC100476
Kalmia glauca
Carl C. Marshall
Jun 1886
302
Humboldt
Trinity Summit.
Comment
RSA120310A
Keckiella corymbosa
S. S. Tillett
1956-7-6
605
Humboldt
E facing slope above Klamath River, along Ishi Rish Road, 1 mi. n. of Orleans.
168
Comment
UC1222464
Keckiella corymbosa
Joseph P. Tracy
1934-8-26
13602
Humboldt
Blue Slide Northern Coast Ranges (on Van Duzen River)
91
Comment
UC577412
Keckiella lemmonii
Joseph P. Tracy
1929-8-4
8648
Humboldt
ridge between Bull Creek and Mattole River
762
Comment
RSA167285
Koeleria macrantha
Joseph P. Tracy
1951-6-24
19541
Humboldt
Kneeland Prairie; rockpile and Ashfield Butte
762
Comment
UCD133521
Lactuca saligna
Joseph P. Tracy
1947-9-14
17932
Humboldt
Kneeland Prairie.
762
Comment
HSC69891
Lagophylla ramosissima
Thomas W. Nelson, Jane P. Nelson
1977-7-30
3661
Humboldt
Beside State Rte. 36, 1 mi. E of Dinsmore.
732
Comment
UC1222971
Lasthenia californica subsp. californica
Joseph P. Tracy
1947-6-28
17752
Humboldt
Larrabee Valley
731
Comment
HSC26469
Lasthenia maritima
T. O. Osborne
1970-5-17
20
Humboldt
Sugarloaf Rock, Cape Mendocino
46
Comment
HSC26361
Lasthenia maritima
T. O. Osborne
1970-5-24
89
Humboldt
Flat-iron Rock, 3/4 mi. NW Trinidad Lighthouse
Comment
SEINET3860275
Lathyrus biflorus
Thomas W. Nelson, Jim Nelson
1980-6-10
5432
Humboldt
Blocksburg Quadrangle.; 0
1372
Comment
JEPS55352
Lathyrus glandulosus
Lincoln Constance
1934-6-8
837
Humboldt
Cow Creek fire-trail, from Bull Creek road, n over the divide, into the headwaters of Bear Creek South Fork Eel River, Bull Creek Region, Bear Creek
Comment
UC1368669
Lathyrus glandulosus
J. P. Tracy
1946-6-15
17571
Humboldt
w of summit between North Fork Mad River and Redwood Creek (along Lord Ellis Road, part of Trinity Highway)
609
Comment
JEPS55323
Lathyrus lanszwertii var. tracyi
Joseph P. Tracy
1926-5-2
7432
Humboldt
near South Fork; Northern Coast Ranges, Trinity River Valley
182
Comment
RSA667222
Lathyrus littoralis
George K. Helmkamp, E. A. Helmkamp
2001-7-8
7014
Humboldt
North coast: Samoa Peninsula, 2.6 miles S of CA-255 bridge across Humboldt Bay.
15
Comment
RSA168910
Lathyrus nevadensis subsp. nevadensis
Joseph P. Tracy
1942-6-23
17226
Humboldt
Trinity Summit Ridge top one mile west of Mud Springs.
Comment
UC162614
Lathyrus nevadensis var. nevadensis
Harley P. Chandler
Jun 1901
1443
Humboldt
Klamath River North Coast Ranges
304
Comment
HSC14750
Lathyrus nevadensis var. nevadensis
D. E. Anderson
1965-5-1
3574
Humboldt
Along Bluff Creek Rd., about 2.5 mi. from its junction with Hwy. 96.
Comment
CAS-BOT-BC205040
Lathyrus palustris
Milo S. Baker
1931-7-17
5407
Humboldt
South side of Big Lagoon near cottages
Comment
UC709414
Lathyrus palustris
Joseph P. Tracy
1940-9-26
16727
Humboldt
Eureka
Comment
HSC73128
Lathyrus polyphyllus
M. A. Baker
1980-5-18
1283
Humboldt
Near Black Mtn.
1006
Comment
SEINET202727
Lathyrus polyphyllus
Joseph Tracy
1948-7-11
18074
Humboldt
Willow Creek Canyon along Trinity Highway
Comment
HSC14736
Lathyrus tingitanus
N. D. Dennis
1965-5-10
63
Humboldt
2nd and T St., Eureka
Comment
UC1112278
Lathyrus torreyi
R. E. Nelson
1956-7-3
193
Humboldt
1.5 mi s Brush Mountain (in vicinity of Salyer); Six Rivers National Forest, Salyer
792
Comment
UC1199066
Lathyrus torreyi
Joseph P. Tracy
1922-6-5
6084
Humboldt
Patrick's Point Northern Coast Ranges
30
Comment
UC1222402
Lathyrus torreyi
Joseph P. Tracy
1943-7-18
17430
Humboldt
East Fork of Willow Creek, Willow Creek Canyon, along Trinity Highway Willow Creek Canyon
Comment
HSC23457
Lathyrus tracyi
D. E. Anderson
1965-5-1
3561
Humboldt
Along Hwy. 96, 1.9 mi. N of Willow Creek
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
UC1199084
Lathyrus vestitus var. ochropetalus
Joseph P. Tracy
1924-8-10
6814
Humboldt
Blue Slide, on Van Duzen River Northern Coast Ranges, Van Duzen River
91
Comment
UC198626
Layia carnosa
Joseph P. Tracy
1917-5-30
4796
Humboldt
mouth Little River
Comment
UC581805
Layia gaillardioides
Joseph P. Tracy
1936-6-9
14875
Humboldt
Bear River Ridge
609
Comment
UC1103516
Lemna minuscula
Joseph P. Tracy
1919-9-14
5212
Humboldt
opposite Willow Creek (Lack Pond on Trinity River); Northern Coast Ranges, Trinity River, Lack Pond
152
Comment
RSA15571
Leontodon nudicaulis
C. B. Wolf
1927-8-28
1188 -A
Humboldt
Eureka Bay, on the road to Arcata.
Comment
RSA409613
Lepechinia calycina
Thekla Mohr
1919-07
3342
Humboldt
Eel River.
Comment
UC1245362
Lepidium heterophyllum
Mrs. Archie Cathey
Jul 1933
Humboldt
near Miranda (at Cathey Ranch)
304
Comment
UC201614
Lepidium nitidum
Joseph P. Tracy
1918-5-5
4927
Humboldt
Ocean Beach Northern Coast Region, Humboldt Bay
Comment
HSC6859
Lepidium strictum
J. P. Tracy
1941-5-4
16866
Humboldt
Scotia
Comment
UC1116217
Lepidium strictum
Joseph P. Tracy
1946-5-4
17433
Humboldt
Willow Creek Trinity River Valley
152
Comment
UCD115837
Lepidium strictum
Joseph P. Tracy
1946-5-4
17433
Humboldt
Trinity River Valley, at Willow Creek.
152
Comment
UC180236
Leptosiphon latisectus
Joseph P. Tracy
1914-5-14
4423
Humboldt
Fort Seward Northern Coast Ranges
121
Comment
CAS-BOT-BC341827
Lessingia nemaclada
Joseph P. Tracy
1929-8-18
8656
Humboldt
Northern Coast Ranges. Dinsmore's Ranch: On Van Duzen River opposite Buck Mountain
670
Comment
JEPS20619
Lessingia nemaclada
Joseph P. Tracy
1937-9-5
15681
Humboldt
Willow Creek Trinity River Valley
152
Comment
CAS-BOT-BC444058
Lewisia cotyledon var. howellii
Lincoln Constance; Reed C. Rollins
1942-5-12
2885
Humboldt
Klamath-Siskiyou Region. Mouth of Bluff Creek, 6 miles northeast of Weitchpec.
152
Comment
RSA273333
Lewisia triphylla
Thomas W. Nelson, Jane P. Nelson
1976-6-15
2725
Humboldt
[Unspecified]
1585
Comment
CAS-BOT-BC283511
Leymus X vancouverensis
Joseph P. Tracy
1927-6-26
8214
Humboldt
Stone Lagoon
6
Comment
SEINET200642
Leymus triticoides
J. P. Tracy
1929-6-3
8601
Humboldt
Trinity River Valley at Willow Creek
152
Comment
HSC70627
Ligusticum californicum
J. M. DiTomaso
1980-6-27
1623
Humboldt
6 mi from Orleans on Gasquet-Orleans Rd.
Comment
HSC21522
Lilaeopsis occidentalis
D. E. Anderson
1962-7-14
2272
Humboldt
W edge of Freshwater Lagoon
Comment
HSC65837
Lilium bolanderi
Gail Newton
1980-6-16
183
Humboldt
Near Onion Mtn.
1280
Comment
UC175813
Lilium columbianum
Joseph P. Tracy
1913-7-13
4356
Humboldt
Patrick's Point Northern Coast Ranges, Patrick's Point
30
Comment
UC640274
Lilium columbianum
H. and M. Dearing
1939-6-23
3698
Humboldt
5 mi n Trinidad
Comment
CAS-BOT-BC130690
Lilium occidentale
David D. Keck
1948-7-1
5978
Humboldt
3 mi. N. Big Lagoon
Comment
JEPS563
Lilium pardalinum
Joseph P. Tracy
1937-7-24
15533
Humboldt
head of Little Hors-Linto Creek; Trinity Summit
1371
Comment
UC902038
Lilium pardalinum
Joseph P. Tracy
1949-8-26
18518
Humboldt
ne of Hawkins Bar; Trinity Summit Range, Happy Camp Mountain
1280
Comment
HSC57160
Lilium pardalinum subsp. pardalinum
Overton, Butler
1979-7-26
9959
Humboldt
Near Willow Creek, E Fork, close to the town of Willow Creek
1326
Comment
CAS-BOT-BC132963
Lilium rubescens
Doris K. Kildale
1926-5-16
2001
Humboldt
Miranda on South Fork of Eel River
Comment
HSC98357
Lilium vollmeri
T. Jimerson, J. Pageau
1979-6-22
600
Humboldt
Near Bee Mtn., close to the town of Orleans
656
Comment
RSA44370B
Lilium washingtonianum
Henry M. Pollard
1948-7-31
s.n.
Humboldt
Orleans Mountain
1677
Comment
CAS-BOT-BC133011
Lilium washingtonianum subsp. purpurascens
Tom Craig
1941-6-28
s.n.
Humboldt
Near Yager, S.E. of Eureka
Comment
OBI12584
Limnanthes douglasii
Carl B. Wolf
1937-6-14
8818
Humboldt
North Coast Range, Kneeland Prairie
823
Comment
HSC100568
Limnanthes douglasii
Carl C. Marshall
Jun 1887
68
Humboldt
Damp soils throughout Humboldt.
Comment
HSC15784
Limnanthes douglasii
J. E. Lankila
1962-5-6
8
Humboldt
W bank of river at Ferndale.
Comment
HSC45270
Limnanthes douglasii
M. Alcasas
1978-6-3
118
Humboldt
On Titlow Hill Rd., 1.3 mi. from Hwy. 299
1463
Comment
OBI12589
Limnanthes douglasii
Lincoln Constance
1934-5-29
721
Humboldt
S Fork Eel River. Upper Look Prairie
366
Comment
SD129683
Limnanthes douglasii var. nivea
Barbara Ertter, Thomas J. Delendick
1987-5-16
6925
Humboldt
Vista Point just west of Berry Summit on Highway 299, ca. 15 miles east of Arcata.
914
Comment
CDA20098
Limnobium laevigatum
E. Finley
2003-3-27
PDR 1035513
Humboldt
North Coast Ranges; Alder Grove Marsh, Arcata.
0
Comment
SEINET200735
Linanthastrum nuttallii
J. P. Tracy
1936-8-2
15063
Humboldt
French Camp Ridge
1067
Comment
UC908636
Linanthus acicularis
Joseph P. Tracy
1929-5-5
8563
Humboldt
Miranda, along South Fork of Eel River Northern Coast Ranges, South Fork of Eel River
121
Comment
UC54709
Linanthus androsaceus
Joseph Burtt Davy and Walter C. Blasdale
1899-5
5371
Humboldt
near Harris
Comment
UC906690
Linanthus bicolor
Joseph P. Tracy
1942-5-16
17344
Humboldt
Garberville
152
Comment
JEPS11331
Linaria vulgaris
Joseph P. Tracy
1921-7-23
5858
Humboldt
Dows Prairie, thence to Trinidad Dows Prairie Dows Prairie; Northern Coast Ranges, Dows Prairie
60
Comment
SBBG66372
Linaria vulgaris
S. W. Hutchinson
-Jun-1925
Humboldt
beyond Eureka
Comment
SD37712
Linaria vulgaris
Edith A. Purer
1932-7-30
Humboldt
Orick, roadside
Comment
HSC15799
Linum bienne
John A. Dubois
1962-5-12
13
Humboldt
20 mi. E of Arcata
Comment
UC668020
Lipocarpha aristulata
Joseph P. Tracy
1931-9-7
9650 B
Humboldt
Trinity River Valley, at Willow Creek Willow Creek; Trinity River Valley, Willow Creek
152
Comment
HSC45233
Listera convallarioides
Thomas W. Nelson, Jane P. Nelson
1977-7-4
3604
Humboldt
Alder Springs
1524
Comment
HSC37702
Listera cordata var. nephrophylla
M. Mesler, J. D. Ackerman
1976-4-28
755
Humboldt
1 mi. E of old Hwy. 299 and Korbel turnoff, 1.5-2 mi. from Blue Lake, Simpson Demonstration Forest
Comment
JEPS37741
Lithocarpus densiflorus
W. L. Jepson
1902-6
2138
Humboldt
Bear River Range
Comment
JEPS46624
Lithocarpus densiflorus
W. L. Jepson
Aug 1902
Humboldt
Briceland
Comment
SACT002876
Lithocarpus densiflorus
C. White
1962-5-13
Humboldt
Redwood forest along HIghway 299, 16 miles east of Arcata, ca.
Comment
SACT002878
Lithocarpus densiflorus
D. McIntosh, L. Sanny
1959-3-1
Humboldt
Densely covered hillside
Comment
POM106448
Lithocarpus densiflorus var. densiflorus
Marcus E. Jones
1924-4-26
s.n.
Humboldt
Scotia.
Comment
RSA697654
Lithocarpus densiflorus var. densiflorus
Unspecified
1936-09
s.n.
Humboldt
Richardson's Grove (State Park).
Comment
HSC97180
Lithophragma campanulatum
Benjamin Hart, Erin Lonergan
2007-6-13
10
Humboldt
1 mi. E of USFS Rd. NF1 on 5N04
1524
Comment
HSC70567
Lithophragma heterophyllum
M. A. Baker
1980-7-19
3022
Humboldt
Near Bret Hole.
1814
Comment
RSA183524
Lithophragma heterophyllum
D. E. Anderson
1965-5-8
3649
Humboldt
3 miles N of Willow Creek along road on E side of Trinity River.
Comment
UC1223120
Logfia filaginoides
Joseph P. Tracy
1947-5-24
17695
Humboldt
on rocky cliff known as Devil's Canyon
Comment
HSC61764
Logfia gallica
Ruby Van Deventer
1963-7-1
Humboldt
Along Klamath River at Pecwan; 1 mi. above Pecwan on old road, S side
Comment
HSC79445
Lolium perenne
Kenneth Clark
1980-5-10
640
Humboldt
Sheltor Cove, above Dead Man's Gulch.
122
Comment
RSA728076
Lolium perenne
Gary D. Wallace
1979-6-24
1860
Humboldt
Near Brush Mountain Lookout, SW of the town of Willow Creek.
1216
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
UC183629
Lomatium dissectum var. dissectum
Joseph P. Tracy
1913-6-20
4237
Humboldt
lower foothills on n.w. slope Buck Mt.; Northern Coast Ranges, Buck Mt.
762
Comment
UC642280
Lomatium dissectum var. dissectum
Joseph P. Tracy
1930-6-29
8808
Humboldt
lower foothills on n.w. slope Buck Mt.; Northern Coast Ranges, Buck Mt.
762
Comment
HSC50942
Lomatium macrocarpum
G. L. Clifton, Overton
1979-6-3
3765
Humboldt
Near Pine Mtn., close to the town of Forest Glen
1495
Comment
HSC98775
Lomatium macrocarpum
Cara Witte
2008-6-9
695
Humboldt
Board Camp Mountain. Forest Serivce Road 4E27. Fork Camp.
1509
Comment
UC906644
Lomatium triternatum var. triternatum
Joseph P. Tracy
1942-6-23
17228
Humboldt
1 mi. w. Box Camp (Trinity Summit); Trinity Summit
1219
Comment
HSC35032
Lomatium utriculatum
Thomas W. Nelson, James Nelson
1975-5-24
1858
Humboldt
McKeown Ranch, N of Dinsmore.
Comment
HSC45626
Lomatium utriculatum
Diane L. Reed
1978-5-27
133
Humboldt
Horse Mtn., Titlow Hill Rd., 2.7 mi. from Hwy. 299
Comment
JEPS14166
Lomatium utriculatum
Lincoln Constance
1934-5-29
718
Humboldt
Bull Creek Region, S. Fork Eel R., Upper Look Prairie
365
Comment
UC1186378
Lomatium utriculatum
R. Ornduff
1960-6-1
6182
Humboldt
ca. 6 mi. e. Garberville (on rd. to Alder Point)
Comment
UC642350
Lomatium utriculatum
Joseph P. Tracy
1930-6-29
8814
Humboldt
lower foothills of its n.w. slope Buck Mt.
762
Comment
JEPS12868
Lonicera ciliosa
Joseph P. Tracy
1921-6-19
5836
Humboldt
viz. ridge n Willow Creek (between Willow and Campbell Creeks); Northern Coast Ranges, Brannan Mountain
944
Comment
UC441279
Lonicera conjugialis
Joseph Burtt Davy and Walter C. Blasdale
1899-6-21
5861
Humboldt
Trinity Summit
Comment
CAS-BOT-BC240474
Lonicera hispidula
A. A. Heller
1923-7-10
13799
Humboldt
Along a small stream emptying into the Eel River between Scotia and Pepperwood
Comment
CAS-BOT-BC240475
Lonicera hispidula
John McLaren
1920-9-1
s.n.
Humboldt
Unspecified
Comment
RSA696526
Lonicera hispidula var. vacillans
J. R. Bruff
1937-8-17
925
Humboldt
Richardson Grove.
Comment
HSC90392
Lonicera involucrata
Jean Hanson
1981-5-10
143
Humboldt
Indian Island, Humboldt Bay, Eureka, W end of island.
Comment
HSC63083
Lonicera involucrata var. ledebourii
David Wheeler
1979-4-20
71
Humboldt
Clam Beach Ponds, N pond, 0.25 mi. S of Crannel Rd. between the frontage road and Hwy. 101
Comment
UC1239558
Lonicera involucrata var. ledebourii
Joseph P. Tracy
1933-5-20
12219
Humboldt
Capetown Bear River
30
Comment
HSC97945
Lotus crassifolius var. crassifolius
Cara Witte
2007-6-26
357
Humboldt
Horse Mountain Botanical Area. Forest Service Road 6N36A.
1348
Comment
JEPS55515
Lotus humistratus
Mrs. M. H. Manning
1901-5
69
Humboldt
near Hupa
Comment
UC162805
Lotus humistratus
Joseph P. Tracy
1908-6
2701
Humboldt
opposite Buck Mountain; Northern Coast Ranges, Valley of Van Duzne River
762
Comment
UC1197299
Lotus micranthus
Joseph P. Tracy
1919-5-31
5146
Humboldt
near Willow Creek (hillslopes at w side of Trinity River in valley of Trinity River); Northern Coast Ranges, Trinity River
152
Comment
UC495717
Lotus oblongifolius var. oblongifolius
Joseph P. Tracy
Jul 16 1930-Jul 19 1930
8997
Humboldt
McKay Camp Northern Coast Ranges, South Fork Mountain
1676
Comment
SEINET12154263
Lotus purshianus
L. K. Henry
1971-1
s.n.
Humboldt
along rt 36, 2miE of Dinsmore in Six Rivers National Forest
Comment
UC495722
Lotus purshianus var. purshianus
Joseph P. Tracy
1930-7-23
9122
Humboldt
Horse Mountain Northern Coast Ranges
1524
Comment
HSC57342
Lotus unifoliolatus var. unifoliolatus
Overton, Butler
1979-7-26
10118
Humboldt
Near White Rock Spring, close to the town of Willow Creek
1554
Comment
HSC71596
Lotus unifoliolatus var. unifoliolatus
M. A. Baker
1980-6-26
2407
Humboldt
Near Sims Creek
610
Comment
HSC58675
Lupinus adsurgens var. undulatus
Gilbert Muth
1979-8-1
12180
Humboldt
Near Horse Trail Ridge, close to the town of Hoopa
1677
Comment
HSC75509
Lupinus albicaulis
J. O. Sawyer, R. J. Cole
1977-7-3
30016
Humboldt
Environs of Mud Spring, Big Hill Rd. (FS Rd. 8N01)
1524
Comment
UC302117
Lupinus albicaulis var. shastensis
Joseph P. Tracy
1926-5-15
7495
Humboldt
Kneeland Prairie; Northern Coast Ranges, Kneeland Prairie
762
Comment
UC1223271
Lupinus albifrons
Joseph P. Tracy
1939-5-14
16289
Humboldt
opposite Buck Mountain (near Dinsmore's); Van Duzen River, near Dinsmore's
762
Comment
UC146921
Lupinus albifrons var. albifrons
Harley P. Chandler
June, 1901
1424
Humboldt
Weitchpek North Coast Ranges, Klamath River (Klamath River)
304
Comment
UC1716061
Lupinus arboreus
M. S. Taylor
1990-8-22
6070
Humboldt
Samoa Recreation Area, Samoa Peninsula, Staging Area Eureka
Comment
UCSB23856
Lupinus arboreus
Haller, John
1967-6-17
Humboldt
At Clam Beach County Park; U.S. Highway 101, about 10 miles north of Arcata
Comment
HSC104446
Lupinus bicolor
Jeff Barrett
2009-5-8
Humboldt
Samoa Peninsula, Fairhaven, along south side of Bay Street
5
Comment
HSC14790
Lupinus bicolor
J. R. Woodside
1963-5-19
1
Humboldt
1 1/4 mi. N of Fairhaven
Comment
BLMAR611
Lupinus bicolor
Jennifer Wheeler
2011-4-22
611
Humboldt
King range, Strawberry Rock
243
Comment
RSA104683
Lupinus densiflorus var. densiflorus
Joseph P. Tracy
1911-7-4
3280
Humboldt
Valley of Trinity River near mouth of Willow Creek.
152
Comment
UC169050
Lupinus formosus
Joseph P. Tracy
1912-7-4
3729
Humboldt
near Hydesville; Northern Coast Region, near Hydesville
60
Comment
SEINET12154563
Lupinus latifolius
J. P. Tracy
1936-1
15036
Humboldt
Grouse Mtn
1524
Comment
UC205479
Lupinus latifolius var. latifolius
Joseph P. Tracy
1919-5-31
5174
Humboldt
along Willow Creek ((Tributary of Trinity River) near its mouth); Northern Coast Ranges, Trinity River, along Willow Creek
152
Comment
UC1223292
Lupinus latifolius var. viridifolius
Joseph P. Tracy
1939-4-29
16252
Humboldt
2 mi below Orleans (nw side Klamath River); Klamath River, below Orleans
1219
Comment
RSA21447
Lupinus luteolus
Carl B. Wolf
1937-8-12
9211
Humboldt
20 mi. north of Bridgeville on road to Kneeland.
457
Comment
JEPS85690
Lupinus rivularis
W. L. Jepson
1936-8-17
17929
Humboldt
3 mi s Fields Landing (s of Stills Ranch); s of Fields Landing, s of Stills Ranch
Comment
POM304177
Lupinus rivularis
Ynez Whilton Winblad
1941-6-28
s.n.
Humboldt
Between Orick and Crescent City.
Comment
RSA95499
Lupinus rivularis
L. S. Rose
1954-4-24
54012
Humboldt
Garberville
152
Comment
UC503017
Lupinus rivularis
Joseph P. Tracy
1927-6-18
8189 1/2
Humboldt
Capetown; Northern Coast Ranges, Capetown
304
Comment
HSC49993
Lupinus sellulus var. artulus
M. A. Baker
1979-6-7
791
Humboldt
Telescope Peak
1250
Comment
RSA170274
Lupinus sellulus var. artulus
Joseph P. Tracy
1918-7-5
5021
Humboldt
White Thorn Valley.
305
Comment
HSC102922
Luzula
M. R. Mesler, Robin Bencie, K. A. Wayman
2011-8-2
1001
Humboldt
Crogan Rocks, ~.25 mi. east of Crogan Hole
1759
Comment
BLMAR289
Luzula comosa
Jennifer Anthony-Wheeler
2000-4-18
289
Humboldt
King range, growing on rocky ridgeline, outcrop/vista in millcrk forest
402
Comment
HSC98824
Luzula comosa
Cara Witte
2007-5-24
117
Humboldt
Along National Forest 1. Approximately 1 mile south of intersection to Horse Mountain Mine and Communication Towers.
1412
Comment
UC249749
Luzula macrantha
Joseph P. Tracy
1923-6-3
6257
Humboldt
Northern Coast Ranges. Kneeland Prairie
762
Comment
CAS-BOT-BC441226
Luzula macrantha
L. P. Janeway
1984-6-17
846
Humboldt
On ridge east of Horse Mountain
1432
Comment
HSC39164
Luzula parviflora
D. E. Anderson, J. P. Smith
1971-6-28
- 1239
Humboldt
Along Mad River, 2 mi. S of Blue Lake
Comment
HSC58033
Luzula parviflora
G. L. Clifton
1979-7-31
11867
Humboldt
Near Tish Tang A Tang Creek, close to the town of Hoopa.
1356
Comment
HSC58241
Luzula parviflora
G. L. Clifton, Griswold
1979-8-2
12406
Humboldt
Near Oregon Creek, close to the town of Hoopa.
1661
Comment
UC1152125
Luzula parviflora
Joseph P. Tracy
1930-7-17
8973
Humboldt
near McKay camp; South Fork Mountain, near McKay Camp
1676
Comment
UC1152089
Luzula parviflora
Joseph P. Tracy
1951-6-26
19545
Humboldt
woods at Snow Camp; woods at Snow Camp
Comment
RSA245025
Lycopodiella inundata
D. E. Anderson
1963-9-6
2808
Humboldt
Big Lagoon Sphagnum Bog
Comment
UCD23453
Lycopodium clavatum
K. Niles
1950-10-1
s.n.
Humboldt
Loleta.
Comment
SBBG788
Lysichiton americanus
H. and M. Dearing
1939-5-25
3443
Humboldt
near Samoa
Comment
HSC91595
Lysichiton americanus
E. Mackey
1986-10-7
Humboldt
Patrick's Point State Park, near park entrance
Comment
POM68322
Lysichiton americanus
Marcus E. Jones
1924-05
s.n.
Humboldt
Scotia. [county not specified]
Comment Read comments Dec 31 2015
CAS-BOT-BC342801
Madia elegans
Ella Dales Cantelow
1938-10-26
2182
Humboldt
Near Red Cap Creek, s.w. of Orleans
Comment
HSC49904
Madia exigua
Maralyn O'Meara
1973-6-12
203
Humboldt
S-facing slope
Comment
CAS-BOT-BC343014
Madia gracilis
Alice Eastwood; John Thomas Howell
1937-6-23
4755
Humboldt
Dinsmores
Comment
CAS-BOT-BC343020
Madia gracilis
Joseph P. Tracy
1935-7-23
14132
Humboldt
Trinity Summit. At Corral Prairie
1584
Comment
CAS-BOT-BC343027
Madia gracilis
Doris K. Kildale
1928-6-24
5282
Humboldt
Horse Mountain
914
Comment
UC166273
Madia gracilis
Joseph P. Tracy
1901-7-31
1236
Humboldt
near Hydesville
60
Comment
POM54277
Madia gracilis subsp. gracilis
M. H. Manning
1902-06
s.n.
Humboldt
Hupa
Comment
CAS-BOT-BC343589
Madia sativa
Joseph P. Tracy
1936-8-24
15178
Humboldt
Fickle Hill, 6 miles Southeast of Arcata
609
Comment
JEPS7506
Madia sativa
Joseph P. Tracy
1927-6-18
8176
Humboldt
sw slope slopes fronting the ocean 3 mi s point of cape; Northern Coast Ranges, Cape Mendocino
3
Comment
UC1052187
Madia sativa
J. L. Meyer
1954-10-11
29
Humboldt
3 mi n Blocksburg; Quadrangle 29A3
457
Comment
UC1069897
Madia sativa
H. L. Person
1932-8-15
Humboldt
Korbel Eureka Quadrangle
Comment
UC1199398
Madia sativa
Joseph P. Tracy
1936-6-9
14896
Humboldt
at Domingo Hill; North Coast Region, Cape Mendocino
213
Comment
RSA89891
Mahonia nervosa
E. K. Balls, P. C. Everett
1953-10-13
18655
Humboldt
17.4 mi. E of jct Hwys 101 and 299 above Blue Lake.
274
Comment
HSC15589
Maianthemum dilatatum
Wm. F. Bowman
1968-10-26
Humboldt
Big Lagoon County Park, SW corner of Big Lagoon.
Comment
CAS-BOT-BC508516
Maianthemum dilatatum
H. E. Parks
1932-5-1
4289
Humboldt
Bishop Pine Lodge, Trinidad
Comment
HSC15599
Maianthemum dilatatum
D. B. Bader
1963-5-1
43
Humboldt
Second of the Clam Beach lagoons N end, W of Hwy. 101
Comment
HSC22058
Maianthemum dilatatum
D. R. Becker
1966-5-7
47
Humboldt
By Eureka Municipal Golf Course, 0.5 mi. E of F and Alder Sts.
9
Comment
SEINET3992237
Maianthemum dilatatum
C. O. Baker
1962-5-7
Humboldt
2 miles south of Trinidad along Hwy 101.
Comment
CHSC24724
Maianthemum racemosum
G. Strang
1976-4-10
7
Humboldt
1.2 mi. e of Hydesville, s side of highway.
45
Comment
CAS-BOT-BC511458
Maianthemum racemosum subsp. amplexicaule
Mrs. A. H. Rodda
1932-5-22
s.n.
Humboldt
Redwood Highway
Comment
RSA0009527
Maianthemum racemosum subsp. amplexicaule
Marcus E. Jones
1924-4-26
s.n.
Humboldt
Scotia
Comment
RSA347055
Maianthemum racemosum subsp. amplexicaule
Lyman Benson
1928-7-12
494
Humboldt
Weott Ranger Station. Seaward N Coast mtn range. S Fork Eel River.
61
Comment
HSC98156
Maianthemum stellatum
W. D. Stevens
1964-5-16
9
Humboldt
1.0 mi. N of Kneeland School
Comment
RSA377722
Maianthemum stellatum
Thomas W. Nelson, Jane P. Nelson
1977-6-19
3509
Humboldt
Alder Springs
1524
Comment
CAS-BOT-BC347414
Malacothrix floccifera
L. R. Abrams
1916-7-11
6063
Humboldt
Mouth of Grizzly Creek between Bridgeville and Fortuna on Van Duzon [Duzen] River
Comment
HSC98021
Malacothrix floccifera
Cara Witte
2007-7-8
427
Humboldt
Board Camp Mountain. Pack trail 4N26. 1/2 mile from Tri Board Camp intersection.
1536
Comment
UC1223205
Malacothrix floccifera
Joseph P. Tracy
1950-6-15
18784
Humboldt
7 mi n Harris (Jenk's Ranch)
Comment
UC1198759
Malus fusca
J. P. Tracy
1901-5-12
1090
Humboldt
immediate vicinity Eureka
0
Comment
UC57530
Malus fusca
Miss E. E. Tracy
Nov 1901
Humboldt
Eureka
Comment Read comments Jun 17 2020
UC668145
Malva neglecta
Joseph P. Tracy
1937-9-6
15320
Humboldt
Trinity River Valley at Willow Creek Willow Creek; Trinity River Valley, Willow Creek
152
Comment
UC902195
Malva nicaeensis
Joseph P. Tracy
1946-11-10
17662
Humboldt
Trinidad
3
Comment
HSC73820
Marah oregana
Gail Newton
1980-6-7
135
Humboldt
Near Brush Mtn.
1128
Comment
HSC59209
Marah oregana
Terry Roth
1979-5-26
89
Humboldt
Arcata, Jct. of Western Ave. and Grant Ave.
Comment
HSC6013
Matricaria discoidea
V. G. Vieira
1963-5-2
40
Humboldt
Butler Valley Ranch
Comment
UC1103429
Medicago polymorpha
Joseph P. Tracy
1934-3-25
13169
Humboldt
Blue Slide Van Duzen River
91
Comment
UC673065
Medicago sativa
Joseph P. Tracy
1934-7-15
13407
Humboldt
2 mi s Fields Landing; Humboldt Bay Region
9
Comment
HSC10333
Melica californica
DWC
1956-6-5
15
Humboldt
Ettersburg.
Comment
JEPS75422
Melica geyeri
W. L. Jepson
1932-7-30
16458
Humboldt
Bull Creek
121
Comment
BLMAR525
Melica harfordii
Jennifer Wheeler
2009-6-23
525
Humboldt
King range, On King Peak road
Comment
CAS-BOT-BC281324
Melica harfordii
Doris K. Kildale
1928-6-24
5287
Humboldt
Horse Mountain
914
Comment
BLMAR755
Melica subulata
Jennifer Wheeler
2004-4-30
755
Humboldt
King Range, Along Telegraph Ridge
670
Comment
UCD125071
Mentha aquatica
Joseph P. Tracy
1943-11-14
17451
Humboldt
Field's Landing. 2 miles south of town.
6
Comment
HSC14252
Mentha canadensis
H. E. Parks, S. T. Parks
1930-9-14
728
Humboldt
Big Lagoon
Comment
RSA21020
Mentha canadensis
Carl B. Wolf
1937-9-12
9320
Humboldt
Big Lagoon, south side along Redwood Hwy
6
Comment
UC630630
Mentzelia dispersa
Joseph P. Tracy
1939-8-16
16421
Humboldt
Grouse Mountain
1524
Comment
UCR37537
Menziesia ferruginea
L. P. Janeway
1983-5-3
258
Humboldt
Community Forest Main Access Rd., east of HSU
168
Comment
SEINET7887162
Micropus californicus
Unknown
1942-1
s.n.
Humboldt
Harris Road, 1 mile east of Garberville
30
Comment
CHSC35518
Micropus californicus var. californicus
Thomas Nelson; James Nelson
1976-5-30
2621
Humboldt
McKeown Ranch north of Dinsmore.
Comment
UC427865
Micropus californicus var. californicus
H. E. Parks
1930-5-25
872
Humboldt
ridges above Laribee Valley
Comment
UC1223203
Microseris bigelovii
Joseph P. Tracy
1938-5-31
18014
Humboldt
near Alder Point (along road to Harris, 1 mi sw)
Comment
UC1239520
Microseris bigelovii
Joseph P. Tracy
1911-5-30
3203
Humboldt
Bucksport Northern Coast Region, Humboldt Bay Region
0
Comment
JEPS36130
Microseris laciniata subsp. laciniata
W. L. Jepson
1934-5-8
16720
Humboldt
Redway n South Fork Eel River; Redway
Comment
UC538045
Microseris nutans
E. B. Babcock
1932-6-25
405
Humboldt
n slope South Fork Mt. (Humboldt-Trinity Counties)
1524
Comment
HSC32151
Microsteris gracilis
D. E. Anderson, Thomas W. Nelson, S. Dowty
1972-6-14
5613
Humboldt
Mt. Lassic and two smaller peaks to immediate E
1768
Comment
HSC50571
Microsteris gracilis
G. L. Clifton, Griswold
1979-8-1
12061
Humboldt
Near N Trinity Mtn., close to the town of Hoopa
1799
Comment
HSC39618
Mimulus breweri
Thomas W. Nelson, Jane P. Nelson
1976-6-15
2722
Humboldt
Along old trail from lookout to Blocksburg
1585
Comment
SBBG66765
Mimulus dentatus
L. Rowntree
1931-7-24
Humboldt
Carlotta
Comment
UC582705
Mimulus grandis
Joseph P. Tracy
1933-6-6
12501
Humboldt
Trinidad
3
Comment
UC1222805
Mimulus grandis
Joseph P. Tracy
1950-6-8
18745
Humboldt
1 mi e Cape Mendocino (near Capetown); Cape Ridge
152
Comment
UC741471
Mimulus grandis
F. W. Hunnewell
1925-7-21
9744
Humboldt
n Eureka
Comment
BLMAR73
Mimulus guttatus
Jennifer Anthony-Wheeler
1994-5-25
73
Humboldt
King range, growing along lighthse rd 1/4 mi from Mattole beach
6
Comment
HSC20729
Mimulus guttatus
D. E. Anderson
1961-8-25
1741
Humboldt
1.5 mi. S of Trinidad
Comment
HSC20754
Mimulus guttatus
D. E. Anderson
1963-5-18
2442
Humboldt
1.4 mi. W of Berry Summit
Comment
HSC22508
Mimulus guttatus
W. B. Thompson
1967-7-20
17
Humboldt
Along creek W of the access road to Clam Beach Co. Park
Comment
HSC31742
Mimulus guttatus
Donald Spalinger
1974-5-12
59
Humboldt
Bald Hills Rd., 1.5 mi. E from junction with Hwy. 101
229
Comment
POM273242
Mimulus guttatus
Lyman Benson
1928-7-10
453
Humboldt
Eureka, along ocean bluffs.
Comment
RSA555245
Mimulus guttatus
Robert F. Thorne, Percy C. Everett
1965-8-9
35317
Humboldt
Clam Beach County Park: along highway.
3
Comment
SEINET4678005
Mimulus guttatus
Jan G. Cooper
1977-6-22
59
Humboldt
Mouth of Mattole River along base of cliff. 1/4 mile away from the ocean.; 0
Comment
HSC85939
Mimulus kelloggii
Susan Carter, Eric May, Sarah McNaull
1987-3-7
7
Humboldt
8 mi. SSE of Salyer on Co. Rd. 447, F.S. Rd. 5N03, trail 6E23; E of South Fork of Trinity River
457
Comment
HSC75474
Mimulus moschatus
J. O. Sawyer
1980-7-18
3621
Humboldt
North Trinity Mountain Research Natural Area, north of Mill Creek Lake to Red Cap Hole.
Comment
HSC44775
Mimulus moschatus
Thomas W. Nelson, Jane Nelson
1977-7-4
3606
Humboldt
Along road north from Alder Springs
1524
Comment
HSC44829
Mimulus moschatus
Thomas W. Nelson, Jane P. Nelson
1977-7-4
3598
Humboldt
Margin of pond above Alder Springs
1585
Comment
UC147917
Mimulus nasutus
Joseph P. Tracy
1903-5-22
1883
Humboldt
Alder Point Northern Coast Ranges, Eel River
152
Comment
UC668122
Minuartia douglasii
Joseph P. Tracy
1930-6-21
8783
Humboldt
Larrabee Valley
731
Comment
RSA12523
Minuartia douglasii
C. B. Wolf
1934-7-3
5913
Humboldt
21 miles from Orick on road to Weitchpec Road.
Comment
HSC40009
Minuartia nuttallii subsp. gregaria
Thomas W. Nelson, Jane P. Nelson
1976-7-1
2905
Humboldt
Along ridge N of Bear Creek.
1463
Comment
JEPS87058
Minuartia nuttallii subsp. gregaria
Dean W. Taylor
1991-8-15
12294
Humboldt
ridge 1 mi w Horse Mountain; North Coast Ranges
1493
Comment
UC668117
Minuartia nuttallii subsp. gregaria
Joseph P. Tracy
1933-7-25
12829
Humboldt
Horse Mountain
1432
Comment
CAS-BOT-BC433009
Mitella diversifolia
J. H. Thomas
1949-6-13
911
Humboldt
Between Le Perron Flat and Whitey's Peak, along trail. East of town of Orleans.
1371
Comment
HSC64876
Mitella ovalis
J. P. Smith
1973-5-26
6849
Humboldt
Scotia Bluffs along the Eel River near Rio Dell
Comment
UC1197971
Modiola caroliniana
Joseph P. Tracy
1942-5-16
17333
Humboldt
Garberville
152
Comment
HSC49983
Moehringia macrophylla
M. A. Baker
1979-6-7
788
Humboldt
N bank of road to Snow Mtn.
610
Comment
CAS-BOT-BC215566
Monardella odoratissima subsp. pallida
Joseph P. Tracy
1926-6-20
7657
Humboldt
Horse Mountain
1310
Comment
CAS-BOT-BC215570
Monardella odoratissima subsp. pallida
Carl B. Wolf
1937-8-13
9269
Humboldt
12 mi. E. of Hoopa Valley on new road towards Trinity Summit, North Coast Range
1676
Comment
HSC32512
Monardella sheltonii
Thomas W. Nelson
1973-9-3
1134
Humboldt
McKeown Ranch N of Dinsmore
Comment
UC1239683
Monardella sheltonii
Joseph P. Tracy
1912-7-26
3867
Humboldt
Kneeland Prairie Northern Coast Ranges
762
Comment
CAS-BOT-BC220259
Monardella sheltonii
Henry M. Pollard
1948-7-19
s.n.
Humboldt
Between Orleans and Van Fleet ranch
Comment
CAS-BOT-BC220517
Monardella villosa
C. D. Duncan
1920-9-22
s.n.
Humboldt
Hoopa Valley
Comment
RSA0022806
Monardella villosa
Carl B. Wolf
1937-8-13
9223
Humboldt
North coast range, 8 mi. east of Hoopa Valley on new road towards Trinity summit.
1220
Comment
UC203967
Monardella villosa subsp. villosa
Joseph P. Tracy
1918-7-2
4984
Humboldt
Mattole Valley, mouth of Honey Dew Creek; Northern Coast Ranges
152
Comment
SJSU2518
Monotropa hypopitys
H. L. Buckalew
1962-6-28
Humboldt
Prairie Cr Redwoods State Park
Comment
UC673011
Montia diffusa
Joseph P. Tracy
1930-8-24
9165
Humboldt
Kneeland Prairie
762
Comment
CAS-BOT-BC444802
Montia diffusa
Don Hagar
1957-5-21
59
Humboldt
Brush Mountain, 3.5 miles southwest of Willow Creek
853
Comment
CAS-BOT-BC445158
Montia parvifolia
W. R. Dudley
1899-1-1
s.n.
Humboldt
Trinidad Head
Comment
HSC55061
Montia parvifolia
G. L. Clifton, Terry Griswold
1979-7-31
11613
Humboldt
Near Trinity Summit Guard Station, close to the town of Hoopa
1719
Comment
HSC64307
Montia parvifolia
Steve Selva
1973-5-26
6851
Humboldt
Scotia Bluffs along the Eel River near Rio Dell
Comment
HSC16105
Morella californica
D. E. Anderson
1961-9-13
1805
Humboldt
Big Lagoon County Park
Comment
POM257954
Muhlenbergia filiformis
Joseph P. Tracy
8920
Humboldt
South Fork Mountain; in wet meadow at McKay Camp.
1677
Comment
HSC27886
Myosotis sylvatica
Clifton Raymond Chesbrough
1973-6-19
74
Humboldt
0.25 mi. from Harris and T St. on U St.
Comment
HSC78084
Myosurus minimus
L. P. Janeway, K. Berg, Rudy Becking
1984-4-11
718
Humboldt
N Spit of Humboldt Bay on BLM land
3
Comment
JEPS30071
Myrica californica
Joseph P. Tracy
1930-5-18
8698
Humboldt
Rohnerville Golf Course Northern Coast Ranges, Rohnerville Golf Course
152
Comment
UC146196
Myrica californica
J. P. Tracy
1906-8-18
2544
Humboldt
immediate vicinity Eureka
0
Comment
RSA461902
Myrica californica
H. E. McMinn
1931-6-28
2456
Humboldt
Orick to Requa
Comment
CAS-BOT-BC60346
Nasturtium officinale
Doris K. Kildale
1927-6-25
3555
Humboldt
Shelter Cove.
Comment
HSC6872
Nasturtium officinale
D. E. Anderson
1962-3-24
1947
Humboldt
Along Turner Rd.
Comment
HSC102140
Navarretia capillaris
M. R. Mesler, Robin Bencie, K. A. Wayman
2011-8-2
1044
Humboldt
Crogan Rocks, ~.25 mi. east of Crogan Hole
1759
Comment
HSC96212
Navarretia capillaris
April A. Allard, Gregory O'Connell
2005-6-15
12
Humboldt
NE of Grouse Mtn.
1447
Comment
HSC76562
Navarretia divaricata var. divaricata
Denis Kearns
1981-7-22
324
Humboldt
Near Whiteys Peak.
1487
Comment
UC146173
Navarretia intertexta
Joseph P. Tracy
1908-6
2799
Humboldt
opposite Buck Mountain; Northern Coast Ranges, Valley of Van Duzen River
304
Comment
UC1198606
Navarretia intertexta
Joseph P. Tracy
1936-6-10
14934
Humboldt
w of mouth South Fork of Trinity River; South Fork of Trinity River
304
Comment
HSC96932
Navarretia intertexta subsp. propinqua
Elizabeth Kimbrough, Whitney Meier
2007-6-13
9
Humboldt
Grouse Mtn., 1 mi. E of NF1 on USFS 5N04
1524
Comment
UC1197903
Navarretia linearifolia subsp. linearifolia
Joseph P. Tracy
1947-7-9
17859
Humboldt
Horse Mountain
1432
Comment
SEINET12279161
Navarretia pubescens
J. P. Tracy
1950-1
18861
Humboldt
Dobbyn Creek, 3 mi NE of Alderpoint
213
Comment
UC1198528
Navarretia squarrosa
Joseph P. Tracy
1927-7-24
8293
Humboldt
Upper Mattole
152
Comment
UC908873
Navarretia squarrosa
Joseph P. Tracy
1936-8-23
15166
Humboldt
vicinity Carlotta
30
Comment
UC908184
Navarretia viscidula
Joseph P. Tracy
1927-7-24
8294
Humboldt
Upper Mattole
152
Comment
SEINET10873102
Nemacladus capillaris
Tracy
1908-6-27
TRACY 2842
Humboldt
Northwest slope of Buck Mountain
1219
Comment
UC582718
Nemophila heterophylla
Joseph P. Tracy
1937-5-17
15292
Humboldt
Willow Creek , at Willow Creek (Trinity River Valley)
152
Comment
CAS-BOT-BC7214
Nemophila macrocarpa
William Wightman Price
1890-7-1
s.n.
Humboldt
Jarnagan
Comment
UC1005677
Nemophila menziesii
Frank W. Gould
1939-5-30
835
Humboldt
about 25 mi due e Eureka (near top Horse Mountain, near ski-hut); near top Horse Mountain, e of Eureka
1100
Comment
UC1222905
Nemophila menziesii
Joseph P. Tracy
1950-4-20
18609
Humboldt
1/2 mi w Dinsmore's; w of Dinsmore's
Comment
UC562584
Nemophila menziesii var. atomaria
Joseph P. Tracy
1932-5-1
9858
Humboldt
Redway
182
Comment
UC24262
Nemophila menziesii var. atomaria
Joseph Burtt Davy and Walter C. Blasdale
1899-5
5739
Humboldt
Hoopa Valley North-Western California, Hoopa Valley
Comment
HSC48844
Nemophila parviflora
Brad Klipfel, J. P. Smith, J. O. Sawyer
1973-5-27
43
Humboldt
Grogan's Hole near N Trinity Mtn.
1829
Comment
JEPS2982
Nemophila parviflora
Joseph P. Tracy
1932-7-13
10492
Humboldt
near Corral Prairie (Trinity Summit); , near Corral Prairie
1584
Comment
UC673116
Nemophila parviflora
Joseph P. Tracy
1940-7-7
16666
Humboldt
Brouse Mt. Grouse Mt. (on banks)
1463
Comment
RSA114991
Nemophila parviflora var. parviflora
E. K. Balls, Lee W. Lenz
1955-5-15
20731
Humboldt
1 mile west of Willow Creek along US Highway 299, Willow Creek to Arcata.
168
Comment
UC562594
Nemophila pedunculata
Joseph P. Tracy
1927-4-2
7873
Humboldt
facing South Fork Eel River (Phillipsville); Northern Coast Ranges, , South Fork Eel River
121
Comment
UC562589
Nemophila pedunculata
Joseph P. Tracy
1936-6-17
14957
Humboldt
on nw slope Buck Mountain (Burr Valley); Northern Coast Ranges, , Burr Valley
1066
Comment
UC1196162
Nicotiana quadrivalvis
Joseph P. Tracy
1940-10-17
16769
Humboldt
2 to 5 mi e South Fork (along Eel River); Eel River
45
Comment
HSC6971
Noccaea fendleri subsp. glauca
Lincoln Constance, R. C. Rollins
1942-5-11
2877
Humboldt
Hoopa Valley, 5 mi. S of Hoopa
122
Comment
HSC98107
Noccaea fendleri subsp. glauca
Cara Witte
2007-6-20
314
Humboldt
Forest Service Road 5N09. 1/4 mile east of intersection with National Forest 1.
1394
Comment
HSC54573
Notholithocarpus densiflorus
Overton, Butler
1979-7-24
9607
Humboldt
Near Titlow Hill, close to the town of Willow Creek
1250
Comment
UCR45372
Notholithocarpus densiflorus var. densiflorus
Barry Silver
1986-4-13
505
Humboldt
Bair Road, 6.4 mi. WSW of Hoopa
Comment
CAS-BOT-BC400074
Nuphar polysepala
L. R. Abrams
1918-6-16
7160
Humboldt
Willow Creek
Comment
UCSB15645
Nuttallanthus texanus
Breedlove, Dennis
1962-6-7
Humboldt
1.5 miles south of Samoa; on peninsula on western side of Humboldt Bay
Comment
JEPS122
Nuttallanthus texanus
Lincoln Constance
1934-6-22
921
Humboldt
South Fork Eel River, Summit Grasshopper Peak, down Canoe Creek, road to Redwood Hwy, thence n to Dyerville Canoe Creek; Bull Creek Region, South Fork Eel River, Grasshopper Peak, C
Comment
CAS-BOT-BC142296
Oemleria cerasiformis
Doris K. Kildale
1926-3-2
1862
Humboldt
Willow Creek Flat, Trinity River Valley
152
Comment
HSC100095
Oemleria cerasiformis
J. P. Smith, & J. O. Sawyer
2010-3-22
12712
Humboldt
Along Hwy. 36, E of Dinsmore.
780
Comment
HSC38297
Oemleria cerasiformis
Thomas W. Nelson
1976-3-22
2276
Humboldt
Beside Eureka Muni. Golf Course
Comment
HSC79334
Oemleria cerasiformis
D. H. Norris
1970-5-20
12218
Humboldt
Crest of Big Hill Rd. E of Hoopa
Comment
UC666835
Oemleria cerasiformis
Joseph P. Tracy
1937-4-3
15250
Humboldt
Willow Creek; Trinity River Valley
152
Comment
HSC90660
Oenanthe sarmentosa
Gail Newton
1982-6-10
3639
Humboldt
Elk River Wildlife Area, Eureka
Comment
UC314582
Oenanthe sarmentosa
Joseph P. Tracy
1924-9-28
6910
Humboldt
Centerville Northern Coast Ranges, Centerville
6
Comment
HSC23205
Oenanthe sarmentosa
Jana Kattenhorn
1971-10-3
263
Humboldt
Little River Rd. N of Mckinleyville turn off of Hwy. 101
Comment
UC642344
Oenanthe sarmentosa
Joseph P. Tracy
1938-8-20
16123
Humboldt
along Van Duzen R. Alton; North Coast Ranges, Van Duzen R.
30
Comment
UCD127762
Oenanthe sarmentosa
C. S. Myszka
1921-4-1
s.n.
Humboldt
County unknown: location unknown.
Comment
HSC16486
Oenothera glazioviana
Jerry Parker
1968-10-1
78
Humboldt
0.5 mi. N of Dows Prairie School
Comment
HSC16524
Oenothera glazioviana
David K. Smith
1968-11-20
67
Humboldt
At jct. of Old Arcata Rd. and Jacoby Creek Rd.
Comment
SEINET186016
Orobanche californica subsp. californica
Joseph P. Tracy, H. E. Parks
1924-8-3
6761
Humboldt
Big Lagoon
6
Comment
CAS-BOT-BC499671
Orobanche californica subsp. californica
Ira L. Wiggins
1932-7-19
5894
Humboldt
Near the beach at south end of Big Lagoon
Comment
RSA0059232
Orobanche californica subsp. californica
Harold E. Parks, Joseph P. Tracy
1924-8-3
6761
Humboldt
Big Lagoon.
6
Comment
UC1245403
Orobanche fasciculata
Joseph T. Gregory
1935-7-30
860
Humboldt
Salmon Summit.
Comment
HSC48820
Orogenia fusiformis
Brad Klipfel, J. P. Smith, J. O. Sawyer
1973-5-27
34
Humboldt
Grogan's Hole near N Trinity Mtn.
1829
Comment
HSC21582
Osmorhiza berteroi
John A. DuBois
1962-5-23
29
Humboldt
19 mi. E of Arcata
Comment
HSC65513
Osmorhiza occidentalis
M. A. Baker
1980-6-8
1907
Humboldt
Near Buck Flat.
1554
Comment
UC906649
Osmorhiza occidentalis
Joseph P. Tracy
1946-5-19
17351
Humboldt
Kneeland Prairie
762
Comment
HSC33182
Osmorhiza purpurea
Thomas W. Nelson
1974-4-20
1185
Humboldt
Near Elk Head N of Trinidad
Comment
UC1103422
Oxalis albicans subsp. pilosa
J. P. Tracy
1901-6-16
1149
Humboldt
back of Bucksport
0
Comment
HSC12755
Oxalis corniculata
M. J. Athey
1970-11-22
23
Humboldt
In Arcata along G street in front of P G & E
Comment
HSC16703
Oxalis oregana
D. E. Anderson
1961-8-11
1726
Humboldt
E of Humboldt State University campus
30
Comment
SD90203
Oxalis oregana
Benjamin C. Stone
1952-6-20
113
Humboldt
Holmes, on Highway 101 by Founders, Tree.
Comment
SEINET3347650
Oxalis oregana
Joseph P. Tracy
1918-5-28
4940
Humboldt
High Prairie Creek, east of Bald Mt.
Comment
UC170010
Oxalis oregana
Harley P. Chandler
1901-6-30
1188
Humboldt
Eureka North Coast Ranges, Humboldt Bay
30
Comment
UC598569
Oxalis oregana
W. K. Fisher
1899-6-12
48
Humboldt
Humboldt Bay
Comment
CAS-BOT-BC318150
Packera bolanderi var. bolanderi
J. Burtt Davy; W. C. Blasdale
1899-6-12
5453
Humboldt
near Elk Prairie
Comment
HSC95156
Packera bolanderi var. bolanderi
Gordon Leppig
2002-6-27
1763
Humboldt
Grizzly Creek State Park; 300 m NW of campground on trailside above Grizzly Creek
100
Comment
UCD134738
Packera bolanderi var. bolanderi
K. Esau
1934-5-8
s.n.
Humboldt
Redwood Highway, near Scotia.
Comment
UC183769
Paeonia brownii
Joseph P. Tracy
1913-6-17
4150
Humboldt
Burr Valley Northern Coast Ranges, Buck Mountain (nw slope of mt.)
1066
Comment
UC1145145
Panicum acuminatum var. acuminatum
Joseph P. Tracy
1918-7-5
5014
Humboldt
White Thorn Valley Northern Coast Ranges, White Thorn Valley
304
Comment
CAS-BOT-BC253708
Panicum capillare
Peter Rubtzoff
1968-9-4
5956
Humboldt
Goulds Bar, S Fork Eel River SE of Weott
Comment
UCD89396
Panicum capillare
A. H. Christensen
1916-10-1
s.n.
Humboldt
Humboldt County.
Comment
HSC13258
Parapholis incurva
D. E. Anderson
1965-6-10
3794
Humboldt
Harbor area of Eureka.
Comment
RSA246893
Parapholis incurva
R. F. Thorne, P. Everett
1965-8-8
35274
Humboldt
N edge of Eureka, E of Hwy 101.
3
Comment
HSC95379
Parentucellia viscosa
Andrea Pickart
2002-8-7
195
Humboldt
Arcata Bottoms, along Lanphere Rd.
20
Comment
POM230334
Parentucellia viscosa
J. T. Howell
1937-7-31
13719
Humboldt
3 miles west of Korbel,
Comment
POM288009
Pastinaca sativa
Lyman Benson
1928-7-12
811
Humboldt
Weott Ranger Station.
61
Comment
UC902125
Paxistima myrsinites
Joseph P. Tracy
1942-6-23
17245
Humboldt
2 mi. e. Box Camp; Trinity Summit
1524
Comment
UC1239631
Pectocarya penicillata
Joseph P. Tracy
1911-7-10
3484
Humboldt
near mouth Willow Creek; Valley of Trinity River
152
Comment
UC1000449
Pedicularis densiflora
Joseph P. Tracy
1942-5-16
17351
Humboldt
Garberville
304
Comment
UC169090
Pedicularis densiflora
Mrs. M. H. Manning
1902-2
Humboldt
near Hupa
Comment
HSC91338
Pedicularis densiflora
Bobbi Schnell, Andrea Begnoche, Leonel Arguello
1987-3-14
Humboldt
Gray Falls Campground
Comment
JEPS3357
Pedicularis racemosa
Joseph P. Tracy
1930-7-16
8917
Humboldt
near McKay Camp; South Fork Mountain
1676
Comment
HSC38091
Pellaea mucronata
Thomas W. Nelson, James Nelson
1976-5-30
2612
Humboldt
McKeown Ranch, N of Dinsmore.
Comment
HSC75553
Penstemon anguineus
J. O. Sawyer, R. J. Cole
1977-7-3
3010
Humboldt
Environs of Mud Spring, Big Hill Rd. (FS Rd. 8N01)
1524
Comment
UC1586978
Penstemon anguineus
Juha Pykala and D. H. Norris
1987-6-11
1564
Humboldt
sw North Trinity Mountain (North Trinity Mountain Wilderness); North Trinity Mountain Wilderness
Comment
RSA60491
Penstemon deustus subsp. deustus
John H. Thomas
1949-6-12
902
Humboldt
Near Klamath River, 1/2 mile N of town of Orleans
Comment
HSC73566
Penstemon laetus subsp. sagittatus
Gail Newton
1980-7-14
1503
Humboldt
Near Last Chance Ridge
1219
Comment
HSC41280
Penstemon laetus subsp. sagittatus
Brad Klipfel
1974-6-25
441
Humboldt
Horse Mtn., along ridge running to the E of Horse Mtn. proper
Comment
HSC56119
Penstemon newberryi subsp. berryi
Gilbert Muth
1979-8-1
11894
Humboldt
Near Horse Trail Ridge, close to the town of Hoopa
1877
Comment
NY627415
Penstemon newberryi var. berryi
R. W. Spellenberg
1990-7-9
10229
Humboldt
Extreme east edge of county, 6 air miles west-northwest of Hyampom, 36 miles south of CA Highway 299 and Berry Summit on USFS Road 1, ca. 5 miles north of Blake Mountain on South Fork Mountain.
1676.4
Comment
NY640969
Penstemon purpusii
J. P. Tracy
1935-7-14
14073
Humboldt
Grouse Mountain
Comment
HSC70388
Pentagramma triangularis
Gail Newton
1980-6-7
143
Humboldt
Near Brush Mtn.
1128
Comment
HSC79535
Pentagramma triangularis
Kenneth Clark
1980-6-14
693
Humboldt
On Greywacke outcrop, N fork Dead Man's Gulch
91
Comment
CAS-BOT-BC71619
Pentagramma triangularis subsp. triangularis
Ira L. Wiggins
1957-6-21
14139
Humboldt
E side of road, 1 mi. S of Garberville
Comment
UC642250
Perideridia gairdneri subsp. borealis
Joseph P. Tracy
1932-7-14
10542
Humboldt
Corral Prairie Trinity Summit
1584
Comment
UC906650
Perideridia gairdneri subsp. borealis
Joseph P. Tracy
1942-9-20
17324
Humboldt
2 mi s Fields Landing
3
Comment
HSC35701
Perideridia kelloggii
Thomas W. Nelson, B. Reinhardt
1975-7-30
2116
Humboldt
E of Pilot Rock
Comment
CHSC79802
Persicaria capitata
Gordon Leppig; Sylvia Leppig
2000-4-16
1298
Humboldt
Arcata. Corner 17th and J St. base of curb. UTM zone 10, N4525 E408.
60
Comment
HSC17528
Persicaria maculosa
W. L. Jepson
1921-8-7
9334
Humboldt
Stone Lagoon
Comment
HSC6051
Petasites frigidus var. palmatus
D. E. Anderson
1962-3-18
1942
Humboldt
Jacoby Creek
Comment
UC1239507
Petasites frigidus var. palmatus
Joseph P. Tracy
1937-7-2
15405
Humboldt
head of Little Hors-Linto Creek Trinity Summit
1371
Comment
CDA20465
Petrorhagia dubia
P. Haggard
2003-9-15
PDR 1285905
Humboldt
Northwestern California; Klamath River near Orleans.
0
Comment
JEPS1436
Phacelia bolanderi
Joseph P. Tracy
1916-5-31
4704
Humboldt
Stitz Creek Bluff Northern Coast Ranges, Eel River
60
Comment
UC615274
Phacelia bolanderi
Beryl O. Schreiber
1932-7-12
373
Humboldt
near Klamath
Comment
UC1222903
Phacelia californica
Joseph P. Tracy
1950-6-8
18763
Humboldt
e slope from summit Domingo Hill (near Petrolia)
Comment
HSC98877
Phacelia egena
Cara Witte
2007-5-29
137
Humboldt
Along National Forest 1 near Kinsey Ridge. 1/2 mile south of cattle guard.
1369
Comment
HSC98658
Phacelia heterophylla subsp. virgata
Cara Witte
2007-7-3
416
Humboldt
Along National Forest 1. 1/4 mile north of Road V.
1268
Comment
UC1222899
Phacelia mutabilis
Joseph P. Tracy
1951-6-26
19564
Humboldt
Snow Camp
1402
Comment
UC906636
Phacelia mutabilis
Joseph P. Tracy
1947-7-9
17832
Humboldt
lower slopes Horse Mountain
1219
Comment
RSA170268
Phacelia nemoralis subsp. oregonensis
Joseph P. Tracy
1949-7-7
18333
Humboldt
Table Bluff.
91
Comment
UC671690
Phacelia nemoralis subsp. oregonensis
Lincoln Constance, Alan A. Beetle
1940-5-16
2609
Humboldt
12 mi s Eureka (summit of bluff); Table Bluff
30
Comment
HSC58070
Phacelia procera
G. L. Clifton, Griswold
1979-8-1
11955
Humboldt
Near Mill Creek Lakes, close to the town of Hoopa
1707
Comment
CAS-BOT-BC258866
Phalaris aquatica
Joseph P. Tracy
1934-6-21
13241
Humboldt
Around Humboldt Bay. Along highway across Salmon Creek flats
6
Comment
UC161560
Philadelphus lewisii
Joseph P. Tracy
1911-7-5
3318
Humboldt
Willow Creek Northern Coast Ranges (near its mouth, creek is a tributary of Trinity River)
304
Comment
UC492217
Philadelphus lewisii
Joseph P. Tracy
1929-7-27
8646
Humboldt
Fieldbrook Northern Coast Ranges
60
Comment
HSC20255
Philadelphus lewisii
H. D. Sumner
1959-7-13
Humboldt
Dirt road to Hoopa
305
Comment
HSC74182
Phleum alpinum
M. A. Baker
1980-7-22
3105
Humboldt
Near Grogan Hole.
1676
Comment
HSC8515
Phleum pratense
True Hoyle
1967-7-24
28967
Humboldt
Oscar Stapp Ranch near Showers Creek and Showers Pass
1006
Comment
RSA44530
Phleum pratense
Henry M. Pollard
1948-7-17
s.n.
Humboldt
Orleans
Comment
HSC24107
Phlox adsurgens
J. O. Sawyer
1970-6-27
2305
Humboldt
Site 318.
1494
Comment
RSA183512
Phlox adsurgens
D. E. Anderson
1965-5-15
3693
Humboldt
About 7 miles north of Hoopa on Bloody Camp Prairie Road
Comment
JEPS71126
Phlox gracilis
Joseph P. Tracy
1933-7-11
12699
Humboldt
Grouse Mountain North Coast Ranges
1524
Comment
POM161067
Phyllospadix torreyi
H. E. Parks
1924-8-7
s.n.
Humboldt
Trinidad.
Comment
CAS-BOT-BC140587
Physocarpus capitatus
Henry M. Pollard
1945-9-5
s.n.
Humboldt
Wilson Creek, Klamath River Canyon
Comment
UCSB2830
Physocarpus capitatus
Phillips, Priscilla
1958-6-9
Humboldt
Biship Pina Lodge, 2 mi. n. of Trinidad
Comment
CAS-BOT-BC73446
Picea sitchensis
Carl B. Wolf
1930-10-28
1037
Humboldt
5 miles south of Ferndale on road to Petrolia.
152
Comment
HSC45890
Picea sitchensis
J. P. Smith
1971-10-6
4969
Humboldt
End of Murray Rd. in McKinleyville, Bulk Collection 155
Comment
HSC89481
Picea sitchensis
P. A. Daly
1986-3-12
72
Humboldt
Trinidad Head, along trail
61
Comment
NY34417
Picea sitchensis
A. Kellogg
1868-1
935
Humboldt
Comment
SJSU2223
Picea sitchensis
H. L. Buckalew
1959-7-10
Humboldt
Prairie Creek Redwoods State Park, northweastern Humbollt County
Comment
CAS-BOT-BC78289
Pinus attenuata
A. A. Heller
1917-7-7
12811
Humboldt
Alder Springs grade below Rattlesnake [spring] Spring
Comment
UC902029
Pinus jeffreyi
Joseph P. Tracy
1949-7-19
18387
Humboldt
Grouse Mountain
1524
Comment
CAS-BOT-BC73116
Pinus lambertiana
C. D. Duncan
1920-9-1
s.n.
Humboldt
East side of Hoope Valley
Comment
UC1600428
Pinus ponderosa
Mrs. M. H. Manning
1900-1-1
Humboldt
near Hupa
Comment
UC63995
Pinus sabiniana
Mrs. M. H. Manning
Apr 1 1902-May 1 1902
Humboldt
Hupa
Comment
UC1196411
Piperia unalascensis
Joseph P. Tracy
1913-6-26
4346
Humboldt
opposite Buck Mountain ( Dinesmore's Ranch); Northern Coast Ranges, Valley of Van Duzen River
762
Comment
JEPS60958
Plagiobothrys bracteatus
Joseph P. Tracy
1939-4-29
16232
Humboldt
Hoopa Valley
106
Comment
HSC79417
Plagiobothrys nothofulvus
Kenneth Clark
1980-4-18
585
Humboldt
On Coastal Bluffs above Dead Man's Gulch
137
Comment
UC708087
Plagiobothrys reticulatus
C. V. Piper
1921-5-22
5011
Humboldt
Eureka
Comment
UC526826
Plagiobothrys reticulatus
Joseph P. Tracy
1927-7-10
8245
Humboldt
Alton North Coast Ranges, Alton
60
Comment
UC585994
Plantago elongata
Joseph P. Tracy
1927-6-26
8218
Humboldt
Stone Lagoon
6
Comment
UC1196130
Plantago elongata
Joseph P. Tracy with Dr. F. W. Pennell
1940-7-6
16660
Humboldt
w of Table Bluff
6
Comment
UC1151994
Plantago erecta
Joseph P. Tracy
1950-6-8
18730
Humboldt
Bear River Bridge
609
Comment
UC1196146
Plantago erecta
Joseph P. Tracy
1905-4-30
2174
Humboldt
Fairhaven Northern Coast Region, Humboldt Bay, Ocean Beach
Comment
HSC26370
Plantago lanceolata
T. O. Osborne
1970-9-16
64
Humboldt
Trinidad Bay, Prisoner Rock
Comment
UC585989
Plantago major
Joseph P. Tracy
1931-9-13
9671
Humboldt
Mouth of Eel River
6
Comment
HSC12018
Plantago major
Wilbur Peterson
1970-10-28
93
Humboldt
1 mi. W of Blue Lake near R/R crossing
Comment
UC1196131
Plantago maritima var. californica
Joseph P. Tracy
1927-6-8
8108
Humboldt
Trinidad
30
Comment
SEINET10297967
Platanthera dilatata var. dilatata
Unknown
1965-8-9
s.n.
Humboldt
BIG LAGOON: Elev. c. 10 ft
Comment
UC666990
Platanthera leucostachys
Joseph P. Tracy
1932-7-16
10609
Humboldt
Corral Prairie Trinity Summit, Corral Prairie
1584
Comment
JEPS49012
Platanthera sparsiflora
Hilda W. Grinnell
1932-7-19
28
Humboldt
boggy meadows near Camp McKay; So. Fork Mt.
Comment
HSC16799
Platystemon californicus
P. N. Slattery
1963-4-27
42
Humboldt
Clam Beach
Comment
HSC37931
Platystemon californicus
Peter Sorensen
1976-6-4
Humboldt
N Spit of Humboldt Bay, S of Samoa near airport
Comment
JEPS5131
Plectritis brachystemon
Lincoln Constance
1934-6-3
802
Humboldt
1 mi n of Dyerville (Road from High Rock (on Redwood Highway) to Horse Prairie, South Fork Eel River); Bull Creek Region, South Fork Eel River
Comment
HSC33743
Plectritis congesta
A. Montalvo
1975-5-24
279
Humboldt
Samoa Dunes off Samoa Blvd., across from the boat landing
Comment
UCD137534
Plectritis congesta
R. N. Raynor
1935-1
s.n.
Humboldt
Exact location unknown.
Comment
HSC21693
Plectritis congesta subsp. brachystemon
R. T. Forester
1963-4-23
21
Humboldt
0.25 mi. N of Fairhaven on Samoa Rd.
Comment
HSC26333
Plectritis congesta subsp. congesta
Thomas W. Nelson
1971-4-12
375
Humboldt
S spit of Humboldt Bay.
Comment
CAS-BOT-BC458164
Pleuricospora fimbriolata
Doris K. Kildale
1927-8-7
3858
Humboldt
Lawrence Creek
609
Comment
HSC75692
Pleuropogon refractus
Bill Copeland
1980-6-26
303
Humboldt
Near Murphy Meadow
914
Comment
HSC99458
Pleuropogon refractus
K. A. Wayman, Robin Bencie, M. Mesler, Julie Gregory
2010-7-7
112
Humboldt
Near North Trinity Mtn, 11. 9 mi east of Hoopa on Big Hill Rd (8N01), at Box Camp, Six Rivers National Forest.
1372
Comment
RSA183537
Pleuropogon refractus
H. S. Logsdon
1964-5-10
12
Humboldt
4 miles NE of Orick at Boye's Prairie
Comment
RSA10119
Poa
Joseph P. Tracy
1933-7-26
12911
Humboldt
Grouse Mountain; North Coast Ranges
1524
Comment
HSC10626
Poa annua
William J. Ferlatte
1963-5-8
39
Humboldt
Near 11th and B Sts., Arcata.
Comment
HSC26347
Poa annua
T. O. Osborne
1970-4-5
78
Humboldt
Flat-iron rock, 3/4 mi. NW of Trinidad Lighthouse.
Comment
HSC89595
Poa annua
M. Roantree
1985-5-2
29
Humboldt
S side of Trinidad Head summit, near cross.
Comment
SEINET200845
Poa annua
J. P. Tracy
1914-7-5
4548
Humboldt
Bald Mtn between High Prairie and Snow Camp
1219
Comment
HSC10686
Poa confinis
J. P. Tracy, H. E. Parks
1927-4-24
7947
Humboldt
Eureka near bay shore.
9
Comment
SACT001836
Poa confinis
Lyle Bibb
1963-5-11
Humboldt
Coastal strand amound sandy beach east or Arcata. Sand spit.
Comment
UC665695
Poa douglasii
H. E. Parks
May, 1934
4805
Humboldt
Little River Lagoon
Comment
UCR80242
Poa douglasii
J. P. Smith, Thomas W. Nelson
1977-6-30
9223 B
Humboldt
North Coast, Samoa Peninsula just east of the drag strip
6
Comment
RSA10047
Poa howellii
Joseph P. Tracy
1929-7-4
8619
Humboldt
French Camp Ridge
1067
Comment
UC249671
Poa howellii
Joseph P. Tracy
1922-4-30
6014
Humboldt
near Willow Creek; Northern Coast Ranges, Trinity River Valley
152
Comment
UC525620
Poa kelloggii
Joseph P. Tracy
1926-4-25
7415
Humboldt
on Van Duzen River Grizzly Creek; North Coast Ranges
91
Comment
HSC104392
Poa kelloggii
J. Kalt, Z. Mendoza
1996-6-11
Humboldt
Prairie Creek Redwoods Stae Park; 0.25 mi. SW of Elk Prairie Campground
Comment
CAS-BOT-BC254279
Poa macrantha
Joseph P. Tracy
1933-5-20
12224
Humboldt
Cape Mendocino, S of point of the Cape, near ocean shore
30
Comment
CAS-BOT-BC255941
Poa pratensis
Joseph Burtt Davy; Walter C. Blasdale
1899-6-16
5554
Humboldt
Scotia
Comment
HSC98173
Poa pratensis
R. D. Modafferi
1965-5-13
77
Humboldt
2.2 mi. N of Trinidad on Trinity St.
305
Comment
SEINET13390783
Poa pratensis
A. G. Vestal
1937-6-22
s.n.
Humboldt
Comment
UC249872
Poa pratensis subsp. pratensis
Joseph P. Tracy
1923-6-3
6254
Humboldt
Kneeland Prairie; Northern Coast Ranges
762
Comment
HSC102191
Poa secunda subsp. secunda
M. R. Mesler, Robin Bencie, K. A. Wayman
2011-8-4
1105
Humboldt
Andy's Camp
1564
Comment
HSC10714
Poa secunda subsp. secunda
D. J. Wilder
1965-4-25
12
Humboldt
Humboldt State College Campus, Laurel Dr.
Comment
HSC70687
Poa secunda subsp. secunda
Gail Newton
1980-7-13
1572
Humboldt
Near Sims Mountain.
1311
Comment
HSC73572
Poa secunda subsp. secunda
Gail Newton
1980-7-14
1509
Humboldt
Near Last Chance Ridge.
1219
Comment
RSA10114
Poa trivialis
Joseph P. Tracy
1926-6-12
7587
Humboldt
near Quick at Davison's Ranch.
61
Comment
HSC94146
Polycarpon tetraphyllum
Gordon Leppig, Sylvia Leppig
2000-12-7
1524
Humboldt
10th and I St. in Arcata
6
Comment
HSC54507
Polygala cornuta
Overton, Butler
1979-7-23
9408
Humboldt
Near Horse Mtn., close to the town of Willow Creek
1478
Comment
UC1541611
Polygala cornuta var. cornuta
Harold E. Parks
1941-7-5
Humboldt
Hors Lirito Creek Trinity River
1066
Comment
UC672974
Polygonum bistortoides
Joseph P. Tracy
1930-7-16
8924
Humboldt
McKay Camp South Fork Mountain
1676
Comment
RSA152353
Polygonum douglasii
Joseph P. Tracy
1947-8-24
17922
Humboldt
On Box Camp trail, 1/2 mile W of summit.
1677
Comment
UC175841
Polygonum douglasii subsp. douglasii
Joseph P. Tracy
1912-7-31
3939
Humboldt
Buck Mountain Northern Coast Ranges (near summit)
1676
Comment
UC672957
Polygonum douglasii subsp. douglasii
Joseph P. Tracy
1930-7-17
9015
Humboldt
near McKay Camp; South Fork Mountain
1676
Comment
UC1541405
Polygonum douglasii subsp. spergulariiforme
H. E. Parks and J. P. Tracy
1930-9-15
767
Humboldt
Kneeland Bald Hills
Comment
HSC56172
Polygonum minimum
G. L. Clifton, Griswold
1979-8-1
12065
Humboldt
Near N Trinity Mtn., close to the town of Hoopa.
1798
Comment
CAS-BOT-BC419854
Polygonum polygaloides subsp. confertiflorum
Alice Eastwood; John Thomas Howell
1937-6-23
4812
Humboldt
Little Van Duzen River
Comment
CDA2918
Polygonum sachalinense
T. C. Fuller
1968-7-3
17447
Humboldt
Northeast side of Highway 101 freeway overpass, Fields Landing.
0
Comment
UC249780
Polypodium glycyrrhiza
Joseph P. Tracy
1924-3-9
6614
Humboldt
Kneeland Prairie; Northern Coast Ranges
762
Comment
UC667948
Polypodium glycyrrhiza
Joseph P. Tracy
1936-4-26
14804
Humboldt
Kneeland Prairie
762
Comment
CAS-BOT-BC76839
Polypodium glycyrrhiza
M. S. Taylor; L. Ahart; J. Jokerst
1982-1-17
5215
Humboldt
Vicinity of mouth of Flag Canyon. On top of North Table Mt., ca. 8 mi. N of Oroville.
373
Comment
SEINET11723018
Polypodium glycyrrhiza
E. A. York
1990-1-10
2671
Humboldt
USGS Redwood Field Station, Arcata
Comment
CHSC19517
Polypodium scouleri
J. F. Knezevich
1968-5-13
429
Humboldt
Collected near Arcata above Freshwater Forest.
Comment
UC71483
Polypodium scouleri
W. C. Blasdale
1896-6-2
Humboldt
w Eureka
Comment
CAS-BOT-BC233072
Polypogon interruptus
Joseph P. Tracy
1930-6-29
8819
Humboldt
Buck Mountain, lower foothills of its NW slope
762
Comment
UC163618
Polypogon interruptus
Jos. Burtt Davy and W. C. Blasdale
1899-5
5495
Humboldt
Pepperwood
Comment
UC39737
Polypogon interruptus
Harley P. Chandler
June, 1901
1332
Humboldt
Hupa Indian Reservation; North Coast Ranges, Hupa Indian Reservation
304
Comment
UC526771
Polypogon interruptus
Joseph P. Tracy
1927-7-16
8260
Humboldt
Eureka; Northern Coast Ranges, Eureka
0
Comment
CHSC31286
Polypogon monspeliensis
Mark Stopher
1980-7-18
121
Humboldt
On banks of Elk River, south of Eureka.
Comment
HSC10844
Polypogon monspeliensis
D. E. Anderson
1961-8-25
1743
Humboldt
Beach area 1.5 miles S of Trinidad.
Comment
HSC38921
Polypogon monspeliensis
Linda M. Barker
1976-6-22
1625
Humboldt
3 mi. W of Arcata
Comment
UC34073
Polypogon monspeliensis
J. P. Tracy
1901-7-24
1217
Humboldt
immediate vicinity Eureka
0
Comment
RSA10061
Polypogon viridis
Joseph P. Tracy
1926-7-4
7697
Humboldt
[Unspecified]
Comment
JEPS24330
Polystichum californicum
W. L. Jepson
1922-9-10
9460
Humboldt
Garberville
Comment
HSC1156
Polystichum imbricans
D. E. Anderson
1963-9-21
2832
Humboldt
0.5 mi. E of Willow Creek
Comment
HSC74743
Polystichum munitum
Gail Newton
1981-8-6
2386
Humboldt
Near Bug Creek
1125
Comment
UC1440064
Polystichum munitum
Danin & H. G. Baker
1960-9-2
658 c
Humboldt
ca. 2 mi n of Dyerville (High Rock (on W side of Eel River), along Ave. of the Giants)
Comment
HSC91600
Polystichum munitum
E. Mackey
1986-10-2
Humboldt
Patrick's Point State Park by trail to Agate Beach
Comment
SEINET4555668
Polystichum munitum
Bassett Maguire, Ruth Maguire, C. B. Maguire
1934-6-8
15050
Humboldt
Bolling Grove State Park.
Comment
UC1196666
Populus trichocarpa
Joseph P. Tracy
1922-10-8
6122 1/2
Humboldt
Mad River at Blue Lake; Northern Coast Ranges, Mad River at Blue Lake
30
Comment
UC492231
Populus trichocarpa
Joseph P. Tracy
1932-4-24
9800
Humboldt
South Fork of Eel River between Miranda and Redway; North Coast Ranges, South Fork of Eel River
91
Comment
JEPS394
Potamogeton foliosus
Joseph P. Tracy
1927-8-7
8308
Humboldt
Willow Creek; Trinity River Valley
152
Comment
SBBG88770
Potamogeton natans
A. Keedy
1988-9-20
12
Humboldt
off Alder Grove Rd, N of Arcata, near Hwy 299, Arcata Salt Marsh Project
Comment
UC60858
Potamogeton natans
W. C. Blasdale
June, 1896
Humboldt
near Graham's Ranch (on Mad River); Mad River
Comment Read comments Sep 17 2012
CAS-BOT-BC453766
Potamogeton natans
Henry M. Pollard
1945-8-28
s.n.
Humboldt
Near Orleans. Near Harley place
Comment
SEINET8577021
Potamogeton pusillus
S. K. Harris
1938-1
808
Humboldt
Eel River,near Fernbridge
Comment
CAS-BOT-BC454089
Potamogeton pusillus subsp. tenuissimus
William Anderson
1964-8-4
s.n.
Humboldt
Shore Acres. McKinleyville
Comment
HSC18724
Potentilla anserina subsp. pacifica
S. J. Hawks
1965-5-14
66
Humboldt
2 mi. NW of McKinleyville
Comment
SBBG83772
Potentilla anserina subsp. pacifica
J. D. Hobson
-Jul-1966
Humboldt
beach and liff at S end of sand spit forming Eureka harbor, Loleta, 10 mi S of Eureka
Comment
UC585622
Potentilla anserina subsp. pacifica
Joseph P. Tracy
1934-7-30
13509
Humboldt
along coast in front South End of Stone Lagoon (Dry Lagoon); , in front of South End Stone Lagoon
3
Comment
CAS-BOT-BC143073
Potentilla anserina subsp. pacifica
Henry M. Pollard
1947-8-26
s.n.
Humboldt
Klamath Riverbed, Ferrian's Ranch (nr. Orleans)
Comment
HSC97917
Potentilla gracilis var. gracilis
Cara Witte
2007-6-14
287
Humboldt
White Oak Opening. Along Kinsey Ridge. Near hunting camp.
1238
Comment
CAS-BOT-BC517509
Prosartes smithii
Victor Duran
1933-5-12
3413
Humboldt
Dyerville, South Fork of Eel River
Comment
SEINET12050892
Prosartes smithii
F. H. Utech
1977-1
77 -370
Humboldt
ca 4.5 mi S of Del Norte County line on US 101 enroute to Crescent City
Comment
HSC57976
Prunella vulgaris subsp. lanceolata
G. L. Clifton, Griswold
1979-7-31
11700
Humboldt
Near Trinity Summit Guard Station, close to the town of Hoopa
1805
Comment
HSC102529
Prunella vulgaris var. lanceolata
M. R. Mesler, Robin Bencie, Ian Zacher
2013-6-28
1516
Humboldt
Bret Hole. 1.1 km SW of Trinity Summit
1106
Comment
HSC99544
Prunella vulgaris var. lanceolata
K. A. Wayman, Robin Bencie, M. Mesler, Julie Gregory
2010-8-10
209
Humboldt
Near North Trinity Mtn, 11. 5 mi east of Hoopa along Big Hill Rd (8N01), at Six Rivers National Forest boundary.
1433
Comment
UC1196726
Prunella vulgaris var. lanceolata
Joseph P. Tracy
1914-5-14
4424
Humboldt
Fort Seward; Northern Coast Ranges, Fort Seward
121
Comment
POM283342
Prunella vulgaris var. lanceolata
Lyman Benson
1928-7-10
443
Humboldt
Rolling hills by Humboldt Bay, 4 mi. S Eureka
61
Comment
UC1402063
Prunella vulgaris var. lanceolata
Andrew P. Nelson
1960-7-18
620 -30
Humboldt
Comment
CDA3914
Prunus laurocerasus
Gordon Leppig
2000-4-12
1291
Humboldt
Behind Humboldt University, west of Fern Lake, Arcata.
Comment
CAS-BOT-BC154737
Prunus virginiana var. demissa
H. E. McMinn
1922-8-5
356
Humboldt
Along Van [Dusen] Duzen River
Comment
UC467820
Prunus virginiana var. demissa
P. E. Goddard
1907-6-2
f 114
Humboldt
Van Duzen
Comment
JEPS20479
Pseudognaphalium ramosissimum
Joseph P. Tracy
1936-8-24
15169
Humboldt
6 mi se Arcata; Fickle Hill
609
Comment
UCD134980
Pseudognaphalium ramosissimum
Linda M. Barker
1976-8-2
1678
Humboldt
3 miles west of Arcata.
Comment
CAS-BOT-BC357447
Pseudognaphalium ramosissimum
Joseph P. Tracy
1928-9-9
8506
Humboldt
Northern Coast Ranges. Carlotta
60
Comment
CAS-BOT-BC357601
Pseudognaphalium stramineum
John Thomas Howell
1936-8-29
12886
Humboldt
Eel River 16 miles n. of Garberville
Comment
UC604670
Pseudognaphalium thermale
Joseph P. Tracy
1938-8-14
16111
Humboldt
at Willow Creek Trinity River Valley, Willow Creek
152
Comment
UCD20403
Pseudognaphalium thermale
Donald C. Hagar
1957-8-15
199
Humboldt
4.5 miles NE of Salyer, Cedar Creek Divide, 3500 ft. elev.
1066
Comment
HSC99550
Pseudotsuga menziesii
K. A. Wayman, Robin Bencie, M. Mesler, Julie Gregory
2010-8-10
215
Humboldt
Near North Trinity Mtn, 11. 5 mi east of Hoopa along Big Hill Rd (8N01), at Six Rivers National Forest boundary.
1433
Comment
SEINET11737772
Pseudotsuga menziesii
K. S. Erdman
1970-1
4792
Humboldt
Redwood National Park near Holter Ridge entrance along Bald Hills Road, SE of Orick
Comment
HSC68606
Pseudotsuga menziesii var. menziesii
Jacqueline Greenleaf
1980-8-12
328
Humboldt
Near Becker Cabin.
1143
Comment
CAS-BOT-BC361833
Psilocarphus oregonus
Joseph P. Tracy
1938-7-5
16008
Humboldt
Carlotta. By old Strong's District School House, 5 miles east of town
45
Comment
HSC76305
Pteridium aquilinum var. pubescens
Denis Kearns
1981-7-22
308
Humboldt
Near Whiteys Peak.
1487
Comment
HSC1162
Pteridium aquilinum var. pubescens
R. F. Good
1962-5-23
21
Humboldt
Surrounding Arcata
60
Comment
UCD136174
Pteridium aquilinum var. pubescens
K. Esau
1934-5-8
s.n.
Humboldt
Above Fort Seward.
457
Comment
CAS-BOT-BC460605
Pyrola aphylla
Doris K. Kildale
1925-6-28
840
Humboldt
Laurence Creek
609
Comment
CAS-BOT-BC462872
Pyrola asarifolia
J. W. Tilden
1946-6-21
s.n.
Humboldt
Bluff Creek
Comment
UC1197570
Pyrola asarifolia
Joseph P. Tracy
1917-7-8
4826
Humboldt
Old Kneeland Prairie Road, around Humboldt Bay
457
Comment
UC1197571
Pyrola asarifolia
Edith Tracy
1898-7-1
248
Humboldt
on Kneeland Prairie Road about 10 miles Esta of Eureka
457
Comment
HSC17970
Pyrola asarifolia subsp. bracteata
J. Wendell Howe
1930-6-28
Humboldt
Kneeland Prairie, edge of Redwood Belt
Comment
HSC54232
Pyrola picta
Griswold, Butler
1979-7-12
7313
Humboldt
Near Lone Pine Ridge, close to the town of Willow Creek.
1478
Comment
UC1197584
Pyrola picta
Joseph P. Tracy
1949-7-19
18377
Humboldt
Grouse Mountain, at Friday Camp Grouse Mountain; , Friday Camp
1219
Comment
CAS-BOT-BC62629
Quercus chrysolepis
T. Worley; M. Mill; F. Rosenthal
1985-5-10
59
Humboldt
Grays Falls Campground
240
Comment
CAS-BOT-BC94313
Quercus garryana
Doris K. Kildale
1928-7-1
5666
Humboldt
Klamath River at Bluff Creek
Comment
HSC74269
Quercus garryana
M. A. Baker
1980-5-23
1371
Humboldt
Near Buck Mtn.
1524
Comment
UCD46120
Quercus garryana var. garryana
John M. Tucker
1948-9-3
1849
Humboldt
California, Humboldt Co.; southwest side of Horse Mountain, ca. 2 mi. south of Berry's Summit;
Comment
OBI36667
Quercus kelloggii
David J. Keil
1983-7-2
17342
Humboldt
2.8 mi S of SR 299 along titlow HIll rd, SW of Willow Creek
Comment
UCD46702
Quercus kelloggii
W. L. Jepson
1903-6-9
2203
Humboldt
Harris Ridge.
1127
Comment
CAS-BOT-BC104335
Quercus sadleriana
Milo S. Baker
1947-8-10
11896
Humboldt
16 mi NE of Hoopa along trail to Trinity Summit from end of forest road
1463
Comment
HSC37839
Quercus vacciniifolia
Thomas W. Nelson, Jane P. Nelson
1976-2-21
2245
Humboldt
Beside the Hoopa-Redwood Valley Rd. ca. 5 mi. W of Hoopa
Comment
HSC55598
Quercus vacciniifolia
Overton, Butler
1979-7-23
9411
Humboldt
Near Horse Mtn., close to the town of Willow Creek
1478
Comment
UCD14015
Quercus vacciniifolia
John M. Tucker
1948-9-3
1851
Humboldt
California, Humbolt Co.; Horse Mountain, at junction of roads to Grouse Mountain and to Horse Mountain Mine, Six Rivers National Forest;
Comment
CAS-BOT-BC539321
Quercus wislizeni
Lois Weeth; Kerry Heise; John M. Tucker
2003-10-21
s.n.
Humboldt
49.5 mi from Garberville along Alderpoint Rd near the jct with Hwy 36; stop #6
215
Comment
CAS-BOT-BC379197
Ranunculus aquatilis var. aquatilis
C. C. Harris; S. K. Harris
1936-6-12
3363
Humboldt
open woods, prairies and ledges on Chalk Mountain near Bridgeville
Comment
CHSC24867
Ranunculus aquatilis var. hispidulus
A. D. Launer
1976-4-10
1
Humboldt
In small pond, ca. .5 mi e of Church St. in Blocksburg.
487
Comment
UC552284
Ranunculus flammula
Joseph P. Tracy
1934-7-30
13499
Humboldt
along coast in front of South End of Stone Lagoon; Dry Lagoon
3
Comment
UC1196218
Ranunculus occidentalis
J. P. Tracy
1901-5-30
1107
Humboldt
Immediate vicinity of Eureka
0
Comment
UC162860
Ranunculus occidentalis
J. P. Tracy
1900-5-30
826
Humboldt
Immediate vicinity of Eureka
0
Comment
UC502921
Ranunculus occidentalis
Joseph P. Tracy
1932-7-18
10701
Humboldt
Brett Hole Klamath Mountains, Trinity Summit (head)
1828
Comment
UC1222571
Ranunculus occidentalis
Joseph P. Tracy
1951-5-6
19396
Humboldt
flat by old Strong's District School House (5 mi e of Carlotta)
60
Comment
UC1537332
Ranunculus occidentalis
Gordon H. True Jr.
1936-5-11
466
Humboldt
12 mi w Miranda (e slope of ridge); Elk Ridge
457
Comment
UCD96942
Ranunculus occidentalis
R. N. Raynor
1936-3-21
s.n.
Humboldt
Fort Seward.
Comment
HSC36501
Ranunculus occidentalis var. occidentalis
Thomas W. Nelson, Jane P. Nelson, James Nelson
1975-6-14
1890
Humboldt
Beside branch off FS 2S08 to Pine Mtn.
Comment
HSC76583
Ranunculus occidentalis var. occidentalis
Denis Kearns
1981-7-23
408
Humboldt
Near Whiteys Peak.
1524
Comment
RSA85298
Ranunculus orthorhynchus var. platyphyllus
F. W. Peirson
1923-7-11
3724
Humboldt
7 miles N of Arcata.
Comment
HSC56061
Ranunculus uncinatus
G. L. Clifton, Griswold
1979-7-31
11703
Humboldt
Near Trinity Summit Guard Station, close to the town of Hoopa
1805
Comment
UC1199217
Raphanus sativus
J. P. Tracy
1906-4-29
2427
Humboldt
immediate vicinity of Eureka
0
Comment
RSA7790
Rhamnus californica
Carl B. Wolf
1927-8-30
1249
Humboldt
3 miles S of Thorn3 miles S of Tom's Place
Comment
UC1197992
Rhamnus californica
Joseph P. Tracy
1934-8-4
13556
Humboldt
Willow Creek Trinity River Valley
152
Comment
JEPS42008
Rhamnus californica subsp. californica
W. L. Jepson
1902-7-10
2001
Humboldt
South Fork, junction of Trinity River, Martin ranch Trinity River
304
Comment
UC1121915
Rhamnus purshiana
G. T. Nordstrom
Jul 1937
1424
Humboldt
2.5 mi ne Orick; Orick Quad.
152
Comment
UC165823
Rhamnus purshiana
Joseph P. Tracy
1909-7-31
3036
Humboldt
Kneeland Prairie Northern Coast Ranges
762
Comment
UC55738
Rhamnus purshiana
J. Burtt Davy
1899-6-18
5609
Humboldt
near Korbel (lower slopes of Bald Mt.); North Coast Ranges, Bald Mt.
Comment
UCD20672
Rhamnus purshiana
A. T. Leiser
1980-7-9
s.n.
Humboldt
Humboldt County, North of Orick, Hwy 101 reroute.
Comment
CAS-BOT-BC58193
Rhododendron columbianum
Doris K. Kildale
1926-2-7
1500
Humboldt
Big Lagoon.
Comment
CAS-BOT-BC56616
Rhododendron macrophyllum
Mrs. A. H. Rodda
1932-5-20
s.n.
Humboldt
Redwood Highway
Comment
HSC91897
Rhododendron macrophyllum
E. Mackey
1987-5-19
Humboldt
Patrick's Point State Park
Comment
RSA254755
Rhododendron macrophyllum
Thomas W. Nelson
1974-5-7
1239
Humboldt
Beside the old Kneeland Rd.
Comment
UC32620
Rhododendron macrophyllum
Chesnut and Drew
1888-7-8
Humboldt
near Arcata
Comment
UC562738
Rhododendron macrophyllum
Joseph P. Tracy
1933-6-18
12609
Humboldt
Willow Creek Canyon; Northern Coast Ranges, Willow Creek Canyon
609
Comment
UC1197790
Rhododendron occidentale
Joseph P. Tracy
1913-9-9
4402
Humboldt
at Big Lagoon Big Lagoon; Northern Coast Ranges, Big Lagoon
30
Comment
UC1197791
Rhododendron occidentale
Joseph P. Tracy
1914-9-6
4615
Humboldt
between High Prairie and Snow Camp (Bald Mountain); Northern Coast Region, Bald Mountain
1219
Comment
SEINET11976085
Rhododendron occidentale
H. P. Chandler
1901-1
1448
Humboldt
Klamath
457
Comment
CAS-BOT-BC200380
Rhododendron occidentale var. paludosum
Mrs. A. H. Rodda
1932-5-22
s.n.
Humboldt
Redwood Highway
Comment
CAS-BOT-BC200387
Rhododendron occidentale var. paludosum
Harley P. Chandler
1901-6-1
1448
Humboldt
Klamath River
457
Comment
CAS-BOT-BC433129
Ribes
Milo S. Baker
1926-7-26
186 -'26
Humboldt
Bridgeville-Red Bluff Highway, S. Fork Mt.
1066
Comment
UC902084
Ribes bracteosum
Joseph P. Tracy
1949-6-6
18299
Humboldt
ne Hawkin's Bar; Trinity Summit Range, Happy Camp Mountain
1280
Comment
OBI14064
Ribes divaricatum var. klamathense
Joseph P. Tracy
1941-3-26
16813
Humboldt
Lack Pond; in Trinity River Valley, opposite mouth of Willow Creek
Comment
CAS-BOT-BC169114
Ribes inerme var. inerme
Brant Rogers; Arnold Tiehm
1978-6-2
944
Humboldt
Badger Mt., Badger Creek near Badger Cabin on the E side of the Mt. - Sheldon National Wildlife Refuge
1828
Comment
UC1198951
Ribes inerme var. klamathense
Joseph P. Tracy
1935-5-30
13915
Humboldt
Willow Creek Trinity River Valley
152
Comment
HSC23682
Ribes lacustre
J. O. Sawyer
1971-6-14
2381
Humboldt
E Fork of Horse Linto Creek at Grizzly Camp.
1341
Comment
HSC97311
Ribes laxiflorum
M. Mesler
2007-3-23
744
Humboldt
Near Trinidad, trail from Mill Creek to Elk Head, along creek near beach.
23
Comment
HSC40559
Ribes lobbii
Thomas W. Nelson, Jane P. Nelson
1976-5-23
2523
Humboldt
SW facing slopes
1666
Comment
UC902099
Ribes lobbii
Joseph P. Tracy
1948-9-5
18177
Humboldt
ne Hawkins Bar; Trinity Summit Range, Happy Camp Mountain
1280
Comment
CAS-BOT-BC206033
Ribes menziesii
E. R. Johnson
1929-8-1
11211
Humboldt
Arcata, Redwood Park
Comment
HSC59571
Ribes menziesii
Rick Lundquist
1979-4-22
28
Humboldt
8.4 mi. up Fickle Hill Rd. from 11th St. across from HSU observatory
610
Comment
UC1198928
Ribes menziesii
Joseph P. Tracy
1933-3-12
10920
Humboldt
Ferndale North Coast Ranges
30
Comment
UC552240
Ribes menziesii
Joseph P. Tracy
1935-3-3
13713
Humboldt
Dow's Prairie
60
Comment
HSC20325
Ribes roezlii
J. Sandborg, F. Sandborg
1968-7-19
56
Humboldt
Bluff Creek near Notice Creek
793
Comment
UC1198950
Ribes roezlii var. amictum
Joseph P. Tracy
1930-7-27
9111
Humboldt
near Petrolia; North Coast Ranges, Mattole River
15
Comment
JEPS79967
Ribes roezlii var. cruentum
Joseph P. Tracy
1930-7-25
8885
Humboldt
Trinity River Valley at Willow Creek Trinity River Valley; Northern Coast Ranges, , Willow Creek
152
Comment
UCR45437
Ribes roezlii var. cruentum
Kenneth Clark
1980-6-14
691
Humboldt
Above N Fork Dead Man's Gulch
229
Comment
HSC34626
Ribes sanguineum
Pamela Bruce
1975-4-8
1
Humboldt
0.5 mi. N of School Rd. on Washington Ave.
Comment
SEINET13942792
Ribes sanguineum
W. R. Rogers
1967-1
233
Humboldt
Essex Lane, 0.5 mile north of Hwy 299
Comment
HSC103214
Ribes sanguineum var. glutinosum
Jade Paget-Seekins
2010-3-27
8
Humboldt
Elkhead (just north of Trinidad on Stagecoach Road).
40
Comment
HSC20342
Ribes sanguineum var. glutinosum
Frances Oldridge
1945-1
Humboldt
Arcata
Comment
UC154114
Ribes sanguineum var. glutinosum
Joseph P. Tracy
1901-4-26
1051
Humboldt
region about Humboldt Bay (Humboldt Hill); Northern Coast Region
0
Comment
HSC103229
Ribes sanguineum var. sanguineum
Jade Paget-Seekins
2010-6-23
26
Humboldt
Horse Mountain. Slightly less than 10 miles up Titlow Hill Road, on Forest Route 1. Near 'Road Narrows' sign.
1558
Comment
HSC65697
Ribes sanguineum var. sanguineum
J. P. Smith, J. O. Sawyer
1974-6-2
7653
Humboldt
1372
Comment
UC195067
Rigiopappus leptocladus
Joseph P. Tracy
1916-6-19
4738
Humboldt
near Alder Point; Northern Coast Ranges, Cahto Creek
152
Comment
HSC84930
Romanzoffia californica
R. N. Raynor
1935-4-8
Humboldt
Fort Seward
Comment
UC1222365
Romanzoffia californica
Joseph P. Tracy
1950-6-15
18818
Humboldt
at Huestis Rock on n.e. side Mail Ridge
Comment
UC14402
Rorippa curvisiliqua
Chesnut and Drew
1888-7-10
Humboldt
Jarnigan's
Comment
UC492263
Rorippa curvisiliqua
Joseph P. Tracy
1931-9-7
9667
Humboldt
Trinity River Valley at Willow Creek; Northern Coast Ranges, Trinity River Valley
152
Comment
CAS-BOT-BC74508
Rorippa curvisiliqua
Malcom A. Nobs; S. Galen Smith
1949-8-9
1238
Humboldt
On southern side of the town of Blue Lake.
Comment
UC14385
Rorippa nasturtium-aquaticum
Chestnut and Drew
1888-7-8
Humboldt
Arcata
Comment
UC205457
Rorippa nasturtium-aquaticum
Joseph P. Tracy
1919-5-31
5169
Humboldt
along Willow Creek (tributary of Trinity River) near its mouth Northern Coast Ranges, along Willow Creek
152
Comment
UCD115322
Rorippa palustris
Joseph P. Tracy; H. E. Parks
1931-5-17
9425
Humboldt
Trinity River near Willow Creek.
152
Comment
CAS-BOT-BC147433
Rosa californica
Ira L. Wiggins
1940-7-10
9488
Humboldt
Table Bluff
Comment
BLMAR162
Rosa gymnocarpa
Donald Hazlett
1994-6-7
162
Humboldt
King range, near horse Mt. Ridge rd
670
Comment
HSC44327
Rosa gymnocarpa
Brad Klipfel
1975-6-17
667
Humboldt
Horse Mtn.
Comment
SEINET200818
Rosa gymnocarpa
Joseph P. Tracy
1939-8-16
16404
Humboldt
Horse Mountain , In open forest of Jeffrey Pine, on red soil in serpintine belt.
1433
Comment
HSC19626
Rosa gymnocarpa
W. R. Rogers
1965-5-15
61
Humboldt
Camp Bauer 1/4 mi. Korbel
Comment
CAS-BOT-BC146824
Rosa nutkana
Harley P. Chandler
1901-5-1
1198
Humboldt
Humboldt Bay
30
Comment
CAS-BOT-BC146825
Rosa nutkana
Ashley C. Browne
1936-6-11
s.n.
Humboldt
Patrick's Point State Park
Comment
CAS-BOT-BC146838
Rosa nutkana
L. R. Abrams; R. Bacigalupi
1922-6-25
8275
Humboldt
Big Lagoon south of Orick
Comment
CAS-BOT-BC146843
Rosa nutkana
Carl B. Wolf
1931-8-28
2364
Humboldt
1/8 mile from Rohnerville on the road to Fortuna
30
Comment
SBBG3082
Rosa nutkana
H. and M. Dearing
1939-5-26
3448
Humboldt
Bishop Pine Lodge, N of Trinidad
Comment
UC303026
Rosa nutkana var. nutkana
Joseph P. Tracy
1923-6-22
6345
Humboldt
Angels Ranch Bald Mt.; Northern Coast Ranges, Bald Mt.
457
Comment
JEPS45698
Rosa pisocarpa
Joseph P. Tracy
1925-6-7
7079
Humboldt
near the South Fork; Northern Coast Ranges, Trinity River Valley
182
Comment
UC902155
Rosa pisocarpa
Joseph P. Tracy
1947-8-24
17890
Humboldt
near Box Camp; Trinity Summit
1524
Comment
CAS-BOT-BC146878
Rosa rubiginosa
Henry M. Pollard
1946-8-27
s.n.
Humboldt
South side of Klamath River near Boyce Creek, Orleans region
Comment
HSC47955
Rosa spithamea
Brad Klipfel
1974-7-23
474
Humboldt
Horse Mountain
Comment
HSC19673
Rubus armeniacus
M. L. Stuart
1965-4-18
6
Humboldt
Fern Lake Dam
Comment
POM271092
Rubus leucodermis
Lyman D. Benson
1928-7-8
386
Humboldt
Weott Ranger Station. Seaward N Coast Mt. Range, S Fork Eel River.
61
Comment
UC162332
Rubus leucodermis
Joseph P. Tracy
1911-6-4
3235
Humboldt
5 mi from coast (along Little River); Northern Coast Region, along Little River
121
Comment
CAS-BOT-BC147249
Rubus parviflorus
Ella Dales Cantelow
1936-5-18
1403
Humboldt
5 mi. N. of Orick
Comment
HSC58061
Rubus parviflorus
G. L. Clifton, Griswold
1979-8-1
11937
Humboldt
Near Mill Creek Lakes, close to the town of Hoopa.
1692
Comment
HSC70811
Rubus parviflorus
Gail Newton
1980-7-23
1748
Humboldt
Near Packsaddle Ridge
1463
Comment
JEPS47711
Rubus parviflorus
Lincoln Constance
1934-5-31
756
Humboldt
Bull Creek Flat South Fork Eel River, Bull Creek Region (along Bull Creek, from w boundary of Park to Grasshpper Peak (Squaw Creek) rd., South Fork Eel River)
Comment
SEINET4093648
Rubus parviflorus
O. M. Clark
1932-1
707
Humboldt
South Eureka.
Comment
SEINET5265376
Rubus parviflorus
Unknown
1938-8-6
15397
Humboldt
Eureka
Comment
UCSB30625
Rubus parviflorus
Edwards, David
1974-8-14
Humboldt
S. side of dirt road, ca 1/2 - 3/4 mi in on dirt road from jct. with Fickle Hill Rd, ca 1/4 mi E of junction of Fickle Hill Rd and Park Av. Arcata
Comment
BLMAR240
Rubus pensilvanicus
Jennifer Anthony-Wheeler
1997-6-13
240
Humboldt
King range, growing at base of N bank of S fork bear creekbed
463
Comment
HSC19686
Rubus spectabilis
D. E. Anderson
1962-2-10
1914
Humboldt
1.0 mi. S of Big Lagoon school along abandoned stretch of Hwy. 101
Comment
HSC22039
Rubus spectabilis
B. D. Rogers, D. E. Anderson
1965-4-1
412
Humboldt
4 mi. SE of Arcata along Jacoby Creek
Comment
HSC28139
Rubus spectabilis
J. D. Ackerman, A. M. Montalvo
1973-3-27
41
Humboldt
1.5 mi. N of Manila
Comment
UC492169
Rubus ursinus
Joseph P. Tracy
1931-4-26
9339
Humboldt
Trinity River Valley at Willow Creek; Northern Coast Ranges, Trinity River Valley at Willow Cr
152
Comment
UC999203
Rubus ursinus
H. E. Parks
March 1941
Humboldt
Spruce Cove , Spruce Cove (Trinidad)
Comment
UCD89721
Rubus ursinus
Lindsay Clark
2008-6-23
KRC 6
Humboldt
Nadelos Campground in King Range Conservation Area, 3.8 miles SE of Shelter Cove.
550
Comment
HSC99000
Rubus ursinus subsp. ursinus
Cara Witte
2008-7-16
906
Humboldt
Board Camp Mountain. Forest Service Road 4N38. 1/2 mile south of intersection with National Forest 1.
1409
Comment
SEINET5710898
Rudbeckia occidentalis
Lowell E. Urbatsch
1990-1
6799
Humboldt
From Calif. 99 at Hawkins Bar (in Trinity County), turn onto the road to Denny and travel 1.7 miles down this road to a fork; take the left fork (not leading to Denny but to Waterman Ridge and Zeigler Point) and travel 6.7 miles down this road to another fork. Take the rt. fork (away from the rd. leading to Waterman Ridge and Willow Creek). On this rd. (FD 7 NO4) travel 1.5 miles to another fork; continue on 7No4N (the left fork) for 7.4 miles. At this point, take 7NO4N, the rd to Groves Prairie. The collection site is about 50m to the right near the Groves Prairie Creek sign. The site is 17.9 miles from Hawkins Bar just beyond mile marker 9.; Groves Prairie
Comment
SEINET5710900
Rudbeckia occidentalis
Lowell E. Urbatsch
1990-1
6799
Humboldt
From Calif. 99 at Hawkins Bar (in Trinity County), turn onto the road to Denny and travel 1.7 miles down this road to a fork; take the left fork (not leading to Denny but to Waterman Ridge and Zeigler Point) and travel 6.7 miles down this road to another fork. Take the rt. fork (away from the rd. leading to Waterman Ridge and Willow Creek). On this rd. (FD 7 NO4) travel 1.5 miles to another fork; continue on 7No4N (the left fork) for 7.4 miles. At this point, take 7NO4N, the rd to Groves Prairie. The collection site is about 50m to the right near the Groves Prairie Creek sign. The site is 17.9 miles from Hawkins Bar just beyond mile marker 9.; Groves Prairie
Comment
SEINET5710905
Rudbeckia occidentalis
Lowell E. Urbatsch, Patricia B. Cox; Alan W. Lievens
1988-1
6104
Humboldt
From California 299 at Hawkins Bar (In Trinity County), turn onto the road to Denny and travel 1.7 miles down this road toa fork in the road. Take the lefthand road (leading to Waterman Ridge, Zeigler Point) and travel 6.7 miles down this road to antoher fork in the road. Take the right fork (away from thr road leading to Waterman Ridge and Willow Creek). On the road (7NO4), travel 1.5 miles to another fork; continue on 7NO4 (the left fork) for 7.4 miles. At this point, take 7 NO4N, the road to Groves Prairie. The collection site is a short distance up the road.; Groves Prairie
Comment
HSC45630
Rumex acetosella
Diane L. Reed
1978-5-27
138
Humboldt
0.3 mi. up Bair Rd. from Hwy. 299
Comment
HSC102639
Rumex californicus
M. R. Mesler, Robin Bencie, Ian Zacher
2013-6-29
1623
Humboldt
Bret Hole. 1.1 km SW of Trinity Summit
1579
Comment
UC1735899
Rumex occidentalis
Dean W. Taylor
1991-9-15
12292
Humboldt
Big Lagoon, along Highway 101 near the mouth of Tom Creek.
3
Comment
UC672927
Rumex occidentalis
Joseph P. Tracy
1936-6-3
14854
Humboldt
near Lack Pond; Trinity River Valley, Willow Creek
152
Comment
UC275565
Ruppia maritima
Joseph P. Tracy
1923-5-30
6248
Humboldt
mouth of Little River; Northern Coast Ranges
1
Comment
UC1116232
Sagina apetala
Joseph P. Tracy
1948-4-11
17965
Humboldt
2 mi. e. Dyerville (Eel R.); Eel R.
48
Comment
CAS-BOT-BC132708
Salix
A. T. Whittemore
1980-3-15
80 -008
Humboldt
Arcata, in residential area, along Alliance Road from Foster Ave. to the railroad tracks
Comment
UC490587
Salix
Joseph P. Tracy
1932-4-17
9798
Humboldt
Alton to Fortuna; Northern Coast Region, Eel R.
15
Comment
CAS-BOT-BC129891
Salix bonplandiana
M. S. Jussel
1932-5-1
s.n.
Humboldt
Sylvandale
Comment
JEPS14753
Salix exigua
Joseph P. Tracy
1932-6-14
10151
Humboldt
at Willow Creek Trinity River Valley; Northern Coast Region
152
Comment
UC1196605
Salix exigua var. hindsiana
Joseph P. Tracy, C. R. Ball, and H. E. Parks
1932-5-17
10096
Humboldt
Trinity R. opposite Willow Creek; North Coast Ranges
152
Comment
UC481301
Salix exigua var. hindsiana
Harold E. Parks and Joseph P. Tracy
1931-5-17
969
Humboldt
mouth of Willow Creek at Trinity R.
150
Comment
UC490574
Salix exigua var. hindsiana
Joseph P. Tracy
1932-7-31
10289
Humboldt
along Eel R. from S. Fork to Scotia (mouth of Larrabee Creek); Northern Coast Ranges
60
Comment
CAS-BOT-BC106862
Salix hookeriana
W. J. Ferlatte
1967-6-13
1114
Humboldt
Samoa Penn.
3
Comment
CAS-BOT-BC107678
Salix hookeriana
L. R. Abrams; G. T. Benson
1924-5-17
10732
Humboldt
Lagoon between the Mad and Little Rivers
Comment
CAS-BOT-BC107736
Salix hookeriana
Harold E. Parks
1931-5-28
1000
Humboldt
Little River Lagoon
Comment
CAS-BOT-BC107760
Salix hookeriana
Harold E. Parks
1931-5-28
0999
Humboldt
Little River Lagoon
Comment
HSC19967
Salix hookeriana
J. R. Woodside
1963-2-17
45
Humboldt
1.25 mi. N of Fairhaven
Comment
HSC96357
Salix hookeriana
Gordon Leppig
1999-4-15
1118
Humboldt
Big Lagoon County Park, Big Lagoon Bog
3
Comment
HSC96374
Salix hookeriana
Gordon Leppig
1999-7-9
1186
Humboldt
Big Lagoon County Park; Big Lagoon Bog
3
Comment
POM219324
Salix hookeriana
H. E. Parks
1931-5-28
999
Humboldt
Little River Lagoon.
0
Comment
UC1173622
Salix hookeriana
Joseph P. Tracy
1936-10-24
15203
Humboldt
Fortuna Eel River (banks of river)
15
Comment
UC1225923
Salix hookeriana
Joseph P. Tracy
1942-7-26
17297
Humboldt
near the Redwood House S. Yaeger Creek
609
Comment
UC275500
Salix hookeriana
Joseph P. Tracy
1925-2-1
6930
Humboldt
lowlands near Salmon Creek Corners (around Humboldt Bay); Northern Coast Region, Humboldt Bay
6
Comment
UC469114
Salix hookeriana
Joseph P. Tracy
1931-8-23
9622
Humboldt
sand dunes near Samoa; Northern Coast Region, Humboldt Bay
6
Comment
UC490476
Salix hookeriana
H. E. Parks and Joseph P. Tracy
1932-8-13
10344
Humboldt
vicinity Trinidad; Northern Coast Region
60
Comment
UC512014
Salix hookeriana
Carleton R. Ball, Harold E. Parks, and Joseph P. Tracy
1932-5-12
1229
Humboldt
1 1/2 mi e Alton; Van Duzen River
30
Comment
UCD111030
Salix hookeriana
Linda M. Barker
1976-3-22
1340
Humboldt
3 miles west of Arcata.
Comment
CDA39527
Salix hookeriana
Gordon Leppig
1999-4-15
1120
Humboldt
Big Lagoon County Park; Big Lagoon Bog.
Comment
RSA5692
Salix laevigata
H. P. Bracelin
1931-5-1
272
Humboldt
Sylvandale, between Miranda and Meyers. S Fork of Eel River.
Comment
LA208815
Salix lasiandra
Harold E. Parks;
1931-3-24
911
Humboldt
Fortuna, on banks of Eel River
10.0
Comment
UC519383
Salix lasiandra subsp. lasiandra
Joseph P. Tracy
1933-5-14
12179
Humboldt
at Willow Creek bridge Willow Creek; Northern Coast Ranges, Trinity River Valley
152
Comment
CAS-BOT-BC125218
Salix lasiandra var. lasiandra
Harold E. Parks; Susan T. Parks
1932-5-12
01150
Humboldt
Near bridge at mouth of Maple Creek, Big Lagoon
Comment
CAS-BOT-BC107589
Salix lasiolepis
Joseph P. Tracy; Carleton R. Ball; Harold E. Parks
1932-5-17
1318
Humboldt
On banks of Redwood Creek, at Berry's, on Trinity Highway
274
Comment
CAS-BOT-BC107617
Salix lasiolepis
Harold E. Parks
1931-9-26
9696
Humboldt
Redwood Creek, at Berry's
274
Comment
CAS-BOT-BC107625
Salix lasiolepis
Joseph P. Tracy
1934-3-25
13167
Humboldt
Blue Slide, on Van Duzen River
91
Comment
CAS-BOT-BC107643
Salix lasiolepis
Joseph P. Tracy
1933-4-2
10960
Humboldt
On open grassy slope of Berry's Mountain, on Trinity Highway, east of Redwood Creek
762
Comment
HSC20023
Salix lasiolepis
J. P. Tracy
1933-2-26
10912
Humboldt
Miranda, S Fork of Eel River
122
Comment
POM219356
Salix lasiolepis
Joseph P. Tracy
1931-3-31
9327
Humboldt
Redwood Creek. At Berry's.
274
Comment
UC1225925
Salix lasiolepis
Joseph P. Tracy
1942-7-26
17296
Humboldt
near Redwood House; South Yager Creek
609
Comment
UC469436
Salix lasiolepis
Joseph P. Tracy
1931-10-12
9730
Humboldt
lower foothills of n.w. slope Buck Mt.; North Coast Ranges, Buck Mt.
762
Comment
UC492345
Salix lasiolepis
Harold E. and Susan T. Parks
1932-4-12
1112
Humboldt
on Van Duzen R. Blue Slide; Van Duzen R., Blue Slide
90
Comment
UC495609
Salix lasiolepis
Joseph P. Tracy
1932-10-12
10877
Humboldt
bank <of> S. Fork Eel R. Miranda; Northern Coast Ranges, S. Fork Eel R., Miranda
121
Comment
UC504028
Salix lasiolepis
Carleton R. Ball, Harold E. Parks, and Joseph P. Tracy
1932-5-17
1320
Humboldt
Redwood Creek, at Berry's, on Trinity Highway
Comment
UC511990
Salix lasiolepis
Carleton R. Ball, Harold E. Parks, and Joseph P. Tracy
1932-5-12
1241
Humboldt
Blue Slide Van Duzen River
91
Comment
HSC20004
Salix lasiolepis
J. P. Tracy
1932-6-19
10243
Humboldt
North Coast Ranges; Buck Mountain, lower foothills of its northwest slope
762
Comment
JEPS12935
Salix melanopsis
Joseph P. Tracy
1931-5-3
9348
Humboldt
Mad River near Blue Lake; Northern Coast Region
15
Comment
JEPS14755
Salix melanopsis
Joseph P. Tracy, C. R. Ball, and H. E. Parks
1932-5-17
10095
Humboldt
Trinity River near Willow Creek; North Coast Ranges
152
Comment
UC469449
Salix melanopsis
Joseph P. Tracy
1931-5-3
9348
Humboldt
Mad R. near Blue Lake; Northern Coast Region, Mad R.
15
Comment
UC469450
Salix melanopsis
Joseph P. Tracy
1931-6-14
9580
Humboldt
Van Duzen R., Alton Alton; Northern Coast Region, Van Duzen R., Alton
30
Comment
UC481275
Salix melanopsis
Harold E. Parks
1931-5-28
1027
Humboldt
Little River Lagoon
Comment
UC481825
Salix melanopsis
Mrs. H. P. Bracelin
1931-5-2
283
Humboldt
6 km. s. Alton (e. of Redwood Hwy.)
20
Comment
UC490557
Salix melanopsis
Joseph P. Tracy
1932-5-10
9961
Humboldt
Mattole R. near Petrolia; North Coast Region, Mattole R.
15
Comment
UC519362
Salix melanopsis
Joseph P. Tracy
1933-6-7
12515
Humboldt
on Van Duzen R. Blue Slide; Northern Coast Ranges, Van Duzen R.
91
Comment
UC519376
Salix melanopsis
Joseph P. Tracy
1933-6-11
12552
Humboldt
S. Fork Eel R. near Miranda; Northern Coast Ranges, S. Fork Eel R.
60
Comment
SD977
Salix parksiana
Harold E. Parks
1931-5-14
962
Humboldt
Van Duzen River, between Alton and Carlotta, in river gravel.
14
Comment
CAS-BOT-BC129128
Salix scouleriana
A. T. Whittemore
1979-4-5
79 -012
Humboldt
Arcata, cleared field along Alliance Road immediately north of Arcata High School
6
Comment
CAS-BOT-BC129134
Salix scouleriana
Harold E. Parks; Carleton R. Ball; Joseph P. Tracy
1932-5-11
1219
Humboldt
1 mile north of Samoa, approximately sea level.
Comment
CAS-BOT-BC129162
Salix scouleriana
Harold E. Parks
1931-5-12
955 a
Humboldt
Samoa, Humboldt Bay, near sea level
Comment
CAS-BOT-BC129174
Salix scouleriana
W. R. Dudley
1899-6-1
s.n.
Humboldt
Eureka Peninsula near R.R.
Comment
CAS-BOT-BC129175
Salix scouleriana
W. R. Dudley
1899-6-1
s.n.
Humboldt
Eureka Peninsula
Comment
HSC20083
Salix scouleriana
W. K. Parks
Jul 1933
Humboldt
S Fork Mtn.
Comment
JEPS13086
Salix scouleriana
Joseph P. Tracy
1936-2-2
14766
Humboldt
vicinity of Carlotta
30
Comment
UC1196699
Salix scouleriana
Joseph P. Tracy
1919-9-14
5204
Humboldt
Trinity R. Valley near Willow Creek; Northern Coast Ranges, Trinity R. Valley
152
Comment
UC490527
Salix scouleriana
Joseph P. Tracy
1932-7-17
10694
Humboldt
head of Devil's Hole; Klamath Mts., Trinity Summit
1828
Comment
UC519353
Salix scouleriana
Joseph P. Tracy
1933-8-30
13056
Humboldt
Grouse Mt. North Coast Ranges, Grouse Mt.
1524
Comment
POM182025
Salix sessilifolia
Joseph P. Tracy
1932-4-17
9798
Humboldt
Eel River. Alton to Fortuna.
15
Comment
HSC38186
Salix sitchensis
Thomas W. Nelson, James Nelson
1976-3-23
3288
Humboldt
Eureka, E side of F St., 3800 block
Comment
HSC96575
Salix sitchensis
Gordon Leppig
2003-2-20
1805
Humboldt
Eureka Slough, Cooper Gulch
5
Comment
HSC99439
Salix sitchensis
K. A. Wayman, Robin Bencie, M. Mesler, Julie Gregory
2010-7-7
89
Humboldt
Near North Trinity Mtn, 11. 5 mi east of Hoopa along Big Hill Rd (8N01), at Six Rivers National Forest boundary.
1433
Comment
UC1196713
Salix sitchensis
Joseph P. Tracy
1940-2-25
16521
Humboldt
vicinity of Carlotta Carlotta
30
Comment
UC490493
Salix sitchensis
Joseph P. Tracy
1932-8-27
10749
Humboldt
on Van Duzen R. Blue Slide; Northern Coast Ranges, Van Duzen R., Blue Slide
91
Comment
CDA39587
Salix sitchensis
Gordon Leppig
2005-4-8
2206
Humboldt
North Spit Swamp, west side of highway.
Comment
RSA21578
Sambucus caerulea
C. B. Wolf
1937-9-8
9299
Humboldt
North Coast Range, Bull Creek-Petrolia Road, Bull Creek, 6 miles west of Redwood Highway
183
Comment
CAS-BOT-BC235120
Sambucus racemosa var. racemosa
Doris K. Kildale
1926-3-26
1632
Humboldt
Kneeland Road - old road
609
Comment
CAS-BOT-BC235127
Sambucus racemosa var. racemosa
John Thomas Howell
1931-6-17
6725
Humboldt
2 1/2 miles n. of Orick
Comment
SDSU2909
Sambucus racemosa var. racemosa
D. F. Howe
1963-8-6
3704
Humboldt
4.5 miles south of Orick on #101.
Comment
UC1225816
Sambucus racemosa var. racemosa
Joseph P. Tracy
1947-8-24
17912
Humboldt
e Box Camp; Trinity Summit
1676
Comment
UC1199042
Sanguisorba annua
Joseph P. Tracy
1936-6-17
14974
Humboldt
at crossing road from Bridgeville to Trinity Co. Little Van Duzen River
713
Comment
UC1073331
Sanicula arctopoides
George B. Rossbach
1955-6-10
375
Humboldt
between Fairhaven and (end of sandy point) off Eureka (near Humboldt Bay (lagoon) and lighthouse)
Comment
HSC23089
Sanicula bipinnatifida
D. E. Anderson
1965-5-1
3564
Humboldt
Along Hwy. 96, 1.9 mi. N of Willow Creek
Comment
HSC56313
Sanicula graveolens
Overton, Butler
1979-8-2
12649
Humboldt
Near Grogan Hole, close to the town of Hoopa.
1554
Comment
UC642320
Sanicula laciniata
Joseph P. Tracy
1927-5-8
7961
Humboldt
along South Fork of Eel River, Miranda South Fork Eel River; , Miranda
121
Comment
HSC81660
Sanicula tracyi
Thomas W. Nelson, Jane P. Nelson
1980-7-13
6064
Humboldt
Along the road from Dinsmore to Anderson Ford-McKeown Ranch Rd.
762
Comment
HSC70234
Sanicula tuberosa
M. A. Baker
1980-6-8
1896
Humboldt
Near Buck Flat.
1554
Comment
UC183564
Sanicula tuberosa
Joseph P. Tracy
1912-7-31
3943
Humboldt
Northern Coast Ranges, Buck Mountain, near the summit Buck Mountain; Northern Coast Ranges, Buck Mountain
1524
Comment
HSC32275
Sarcodes sanguinea
D. E. Anderson, Thomas W. Nelson, S. Dowty
1972-6-13
5629
Humboldt
Westward lower slopes of Black Lassic near Trinity Co. line.
1585
Comment
UC416708
Satureja douglasii
P. E. Goddard
1906-6
684
Humboldt
Blocksburg
Comment
UC1239685
Satureja douglasii
Joseph P. Tracy
1911-7-5
3332
Humboldt
in woods along Willow Creek (tributary of Trinity River) (near its mouth); Northern Coast Ranges
152
Comment
UC1222363
Saxifraga ferruginea
Joseph P. Tracy
1950-8-8
19295
Humboldt
head of Croghan Hole (on Trinity Summit, [Granite Rock area]); Trinity Summit, Croghan Hole
1676
Comment
HSC100652
Saxifraga mertensiana
Carl C. Marshall
May 1886
189
Humboldt
Damp rocks.
Comment
UC183569
Saxifraga nidifica var. nidifica
Joseph P. Tracy
1913-6-17
4178
Humboldt
near summit of Buck Mountain; Northern Coast Ranges, Buck Mountain
1676
Comment
HSC7437
Schoenoplectus acutus var. occidentalis
D. E. Anderson
1961-9-9
1784
Humboldt
Along Hwy. 101
Comment
HSC79388
Schoenoplectus americanus
Kenneth Clark
1980-5-10
651
Humboldt
Shelter Cove, western beach of Point Delgada at 10 ft. above high tide
Comment
HSC7488
Schoenoplectus californicus
P. W. Shields
1955-9-23
Humboldt
5 mi. SE of Arcata
Comment
HSC58816
Scirpus congdonii
G. L. Clifton, Griswold
1979-8-1
12072
Humboldt
Near N Trinity Mtn., close to the town of Hoopa.
1798
Comment
UC249744
Scirpus maritimus
Joseph P. Tracy
1924-9-28
6907
Humboldt
Centerville Northern Coast Ranges, Centerville (in tule swapm near the ocean beach)
3
Comment
HSC7293
Scirpus microcarpus
J. W. Johnson
1962-4-21
1282
Humboldt
Arcata, at Miller Farm, Samoa Peninsula
Comment
POM109662
Scoliopus bigelovii
Marcus E. Jones
1924-4-28
s.n.
Humboldt
Scotia.
Comment
SEINET4673868
Scoliopus bigelovii
Richard R. Halse
2013-3-28
8766
Humboldt
Along U.S. Hwy. 101 ca. 2.2 miles south of Exit 671 to Pepperwood.; 0
76
Comment
SEINET3991325
Scoliopus bigelovii
Unknown
1956-3-17
104
Humboldt
South boundary of Jensen grove, off US Highway 101
Comment
CHSC109847
Scrophularia californica
B. Castro; L. P. Janeway
2004-9-11
1476
Humboldt
North Coast. Near blocked S end of Little River Road 0.25 mi N of Central Avenue; near S end of Clam Beach.
4
Comment
UC1125709
Scrophularia californica
H. L. Person
1932-7-16
Humboldt
Hwy n of Trinidad; Rock Point Quadrangle
Comment Read comments Aug 3 2007
HSC21137
Scrophularia californica
T. M. Mingo
May 1965
Humboldt
1 mi. N of intersection of Fairhaven Dr. and old Hwy. 101
Comment
UC1011942
Scrophularia californica
Francis W. Pennell
1949-7-6
26080 a
Humboldt
2 mi nw Pepperwood (along Eel river, Rte 101)
30
Comment
UCR122374
Scrophularia californica subsp. californica
George K. Helmkamp, E. A. Helmkamp
2001-7-8
7011
Humboldt
North Coast, north spit of Samoa Peninsula, 0.5 mi north of CA Hwy 255 bridge over Humboldt Bay
6
Comment
HSC43851
Scutellaria antirrhinoides
Maralyn O'Meara
1974-7-17
553
Humboldt
Kneeland
Comment
UC1222866
Scutellaria antirrhinoides
Joseph P. Tracy
1950-7-31
19231
Humboldt
near Clear Lake (area back of White Rock, Friday Ridge); Grouse Mountain, Friday Ridge
1524
Comment
RSA34313
Scutellaria californica
L Larsen
1935-5-28
s.n.
Humboldt
Redway.
Comment
HSC79258
Sedum laxum subsp. flavidum
D. K. Imper
1983-7-13
Humboldt
Six Rivers National Forest, Sims Mtn. next to FS 4N01, 1 1/4 mi. S of Sugarloaf Mtn.
1280
Comment
HSC40703
Sedum laxum subsp. heckneri
Thomas W. Nelson, Jane P. Nelson
1976-7-1
2898
Humboldt
Along ridge N of Bear Creek
1463
Comment
UC967446
Sedum radiatum
Reid Moran
1951-6-13
3485
Humboldt
w slope Buck Mountain; w slope Buck Mountain
853
Comment
UC524120
Sedum spathulifolium
I. L. Wiggins
1932-6-18
5878
Humboldt
mouth of Little River mouth Little River
Comment
RSA0081474
Sedum spathulifolium
C. B. Wolf
1939-7-8
3414
Humboldt
North bank of Matolle River, 2 miles above Petrolia.
61
Comment
HSC95768
Selaginella kraussiana
Gordon Leppig
2000-4-12
1290
Humboldt
Arcata: behind Humboldt State University, at base of stump near Fern Lake spillway
49
Comment
HSC89451
Selaginella oregana
P. A. Daly
1986-3-12
85
Humboldt
Trinidad Head
61
Comment
SBBG19224
Selaginella oregana
L. L. Kiefer
1963-8-6
769
Humboldt
Patrick's Pt St Park, N side of Lookout Rock
45
Comment
CAS-BOT-BC69736
Selaginella wallacei
Peter H. Raven
1952-5-31
4126
Humboldt
Hills sw. of Rector Canyon.
152
Comment
UCR123957
Senecio bolanderi
George K. Helmkamp, E. A. Helmkamp
2001-7-8
6974
Humboldt
North Coast, CA Hwy 36, along the Van Duzen River, 19.6 mi east of CA Hwy 101, west of Bar W Road
137
Comment
CDA19897
Senecio cineraria
P. Haggard
2002-7-1
PDR P 070939
Humboldt
Northern California; on Hwy 36 near Carlotta.
0
Comment
UC581707
Senecio integerrimus var. major
Joseph P. Tracy
1932-7-12
10430
Humboldt
Corral Prairie Trinity Summit
1584
Comment
UCD135598
Senecio minimus
P. B. Kennedy
1925-8-29
s.n.
Humboldt
northeast Eureka.
Comment
SD33
Sequoia sempervirens
Charlotte M. Wilder
1929-1
Humboldt
Carlotta
Comment
SEINET3141794
Sequoia sempervirens
A. L. Reina G., T. R. Van Devender
2001-12-25
2001 -1044
Humboldt
3.2 km S of Red Creston Alt. CA 101, Humboldt Redwoods State Park
Comment
UC64433
Sequoia sempervirens
H. M. Hall
1899-10-1
Humboldt
Eel River
Comment
SEINET5334844
Sequoia sempervirens
W. D. Billings
1940-6-28
1356
Humboldt
1/4 mile north of Trinidad
Comment
HSC26836
Sherardia arvensis
Thomas W. Nelson
1970-12-5
320
Humboldt
Near Azalea Park Reserve, McKinelyville
Comment
UC170179
Sidalcea asprella
Harley P. Chandler
June, 1901
1438
Humboldt
Klamath River North Coast Ranges, Klamath River
Comment
CAS-BOT-BC205573
Sidalcea malachroides
Alice Eastwood; John Thomas Howell
1937-6-23
4856
Humboldt
8 miles from Korbel on road to Maple Creek
Comment
HSC96274
Sidalcea malachroides
Gordon Leppig
2002-5-22
1710
Humboldt
Van Duzen River Watershed, Redwood House Rd. Simpson Timber Co.
540
Comment
UC35225
Sidalcea malachroides
Chestnut and Drew
1888-7-8
Humboldt
near Arcata; near Arcata
Comment
UC906705
Sidalcea malviflora subsp. asprella
Harold E. Parks and Joseph P. Tracy
1942-7-1
11577
Humboldt
Dinmore's
762
Comment
HSC57355
Sidalcea malviflora subsp. nana
Overton, Butler
1979-7-26
10047
Humboldt
Near White Rock Spring, close to the town of Willow Creek
1554
Comment
HSC93949
Sidalcea malviflora subsp. patula
D. K. Imper, Clare Golec
1999-6-2
Humboldt
Junction of Riverside Rd. and Hwy. 36
91
Comment
HSC96287
Sidalcea malviflora subsp. patula
Gordon Leppig
2004-5-7
2146
Humboldt
Hwy. 36, 1 km E of Alton, N side of road
35
Comment
UC1222505
Sidalcea malviflora subsp. patula
Joseph P. Tracy
1950-6-8
18734
Humboldt
7 mi s Ferndale (Bear River Ridge); , s of Ferndale
609
Comment
CAS-BOT-BC5794
Sidalcea oregana subsp. eximia
Joseph Prince Tracy
1907-6-25
2578
Humboldt
In valley of Elk River, region about Humboldt Bay
152
Comment
UC1197970
Sidalcea oregana subsp. spicata
Joseph P. Tracy
1935-7-27
14275
Humboldt
Corral Prairie Trinity Summit, Corral Prairie
1584
Comment
SD42480
Silene californica
Carl B. Wolf
1937-6-18
8890
Humboldt
Table Bluff, between Humboldt Bay and Eel River.
29
Comment
SEINET11933919
Silene californica
F. H. Utech
1986-1
86 -414
Humboldt
Cape Mendocino, along Pacific Ocean
6
Comment
CAS-BOT-BC384424
Silene coronaria
Philip A. Munz
1952-6-27
17799
Humboldt
Boise Creek Public Camp west of Willow Creek
365
Comment
HSC69692
Silene gallica
R. Kalal
1980-6-8
13
Humboldt
Pump Station #1, along the Mad River
14
Comment
HSC100417
Silene gallica
Carl C. Marshall
May 1885
73
Humboldt
Dry soils, roadsides, etc.
Comment
HSC68115
Silene gallica
J. P. Smith
1973-5-26
6869
Humboldt
Scotia Bluffs along the Eel River near Rio Dell
Comment
CAS-BOT-BC181246
Silene hookeri subsp. bolanderi
Alice Eastwood; John Thomas Howell
1937-6-23
4799
Humboldt
Little Van Duzen River
Comment
CAS-BOT-BC389068
Silene laciniata subsp. californica
M. S. Jussel
1931-5-2
s.n.
Humboldt
26 miles N. of Garberville
Comment
HSC4219
Silene lemmonii
J. P. Tracy
1932-7-12
10452
Humboldt
Trinity Summit, near Corral Prairie
1585
Comment
UC668192
Silybum marianum
Joseph P. Tracy
1938-7-6
16026
Humboldt
Big Lagoon
12
Comment
SEINET3876405
Sisyrinchium bellum
Thomas Nelson
1971-5-9
433
Humboldt
Beside highway 36 opposite Goat Rock ca. 1 mi. west of Bridgeville.; 0
Comment
SD88390
Sisyrinchium californicum
Darley F. Howe
1972-6-30
Humboldt
Trinidad.
Comment
JEPS62110
Smilacina racemosa
Milo S. Baker
1923-7-31
150
Humboldt
Lawrence Creek
Comment
UC1197805
Smilacina racemosa
Joseph P. Tracy
1936-8-7
15106 1/2
Humboldt
2 mi se Devil's Hole; Trinity Summit
1584
Comment
RSA337440
Solanum laciniatum
Robert F. Thorne, Percy C. Everett
1965-8-5
35160
Humboldt
Samoa Dunes.
3
Comment
HSC76412
Solidago elongata
D. K. Imper
1981-7-21
887
Humboldt
Near Table Bluff
38
Comment
LA203957
Solidago elongata
H. E. Parks;
July 1931 - August 1931
1056
Humboldt
Trinidad
76
Comment
UC169036
Solidago elongata
Joseph P. Tracy
1912-8-1
3955
Humboldt
valley Van Duzen River (opposite Buck Mountain); Northern Coast Ranges, Valley of Van Duzen River
762
Comment
UC175192
Solidago elongata
Joseph P. Tracy
1913-9-9
4397
Humboldt
Patrick's Point Northern Coast Ranges, Patrick's Point
30
Comment
UC175202
Solidago elongata
Joseph P. Tracy
1913-9-9
4397
Humboldt
Patrick's Point Northern Coast Ranges, Patrick's Point
30
Comment
CAS-BOT-BC365665
Solidago spathulata
Mary O'Conor
1921-9-26
s.n.
Humboldt
Eureka
Comment
CAS-BOT-BC365672
Solidago spathulata
Doris K. Kildale
1926-4-9
1745
Humboldt
Samoa Peninsula
Comment
HSC28941
Solidago spathulata
Thomas W. Nelson
1971-11-11
598
Humboldt
Foot of Murray Rd., McKinleyville.
Comment
LA204224
Solidago spathulata
S. K. Harris;
1939-9-5
990
Humboldt
Samoa
Comment
UC1199288
Soliva sessilis
Joseph P. Tracy
1939-4-18
16217
Humboldt
Garberville
152
Comment
CAS-BOT-BC374596
Sonchus oleraceus
F. J. Kirby
1958-7-1
s.n.
Humboldt
West of Bridgeville
152
Comment
UCSB25395
Sparganium emersum
Keefe, Joseph
1967-7-8
Humboldt
East side of U.S. Highway 101, turnoff to Crannell Road, north of Eureka
6
Comment
CHSC79893
Spartina densiflora
Gordon Leppig; Kai Neader
1999-4-30
1130
Humboldt
Humboldt Bay, Eureka. 30 m south of Del Norte St. fishing pier. UTM zone 10, 4517N, 399E.
1
Comment
HSC4264
Spergularia macrotheca
D. K. Smith
1968-11-9
54
Humboldt
Along E edge of Humboldt Bay, 1 mi. S of Arcata
Comment
CAS-BOT-BC149615
Spiraea douglasii
Henry M. Pollard
1947-8-19
s.n.
Humboldt
Klamath River nr. Redcap Creek, Orleans region
Comment
HSC100156
Spirodela polyrhiza
Kenneth Clark
1979-4-21
148
Humboldt
Off of Cranell Rd., 50 ft. E of Hwy. 101
Comment
UC1124935
Stachys ajugoides var. rigida
H. L. Person
1932-7-16
T.H. 30
Humboldt
highway n Trinidad; Rock Point Quadrangle
Comment Read comments Aug 3 2007
UC1239722
Stachys ajugoides var. rigida
Joseph P. Tracy
1942-7-1
17365
Humboldt
opposite Buck Mountain (Dinsmore's); Van Duzen River
762
Comment
UCLA71114
Stachys ajugoides var. rigida
C. Epling
Jun 1938
Humboldt
above Redwood Creek
Comment
UC604661
Stachys chamissonis
Joseph P. Tracy
1938-8-20
16124
Humboldt
Alton
18
Comment
HSC54596
Stachys rigida
Overton, Butler
1979-7-24
9672
Humboldt
Near Friday Camp, close to the town of Willow Creek.
1250
Comment
RSA20856
Stachys rigida subsp. quercetorum
Carl B. Wolf
1937-6-18
8896
Humboldt
1/2 mile S of Fortuna.
15
Comment
CAS-BOT-BC175346
Stellaria borealis subsp. sitchana
Joseph P. Tracy
1900-5-22
795
Humboldt
At Eureka
60
Comment
UC1223445
Stellaria crispa
Joseph P. Tracy
1950-7-15
19042
Humboldt
near mouth of Raccoon Creek (Willow Creek vicinity, 1 mi ne of Patterson's Ranch); Willow Creek
Comment
UC161055
Stellaria media
Joseph P. Tracy
1907-5-20
2562
Humboldt
Eureka; Northern Coast Region
0
Comment
HSC89600
Stellaria media
M. Roantree
1985-4-28
24
Humboldt
E side of Trinidad Head, along dirt road
Comment
CAS-BOT-BC87613
Streptanthus tortuosus
Joseph P. Tracy; F. W. Pennell
1940-7-7
16667
Humboldt
Grouse Mountain.
1463
Comment
HSC103087
Streptanthus tortuosus
Sydney Carothers
2014-6-22
7
Humboldt
Six Rivers National Forest, Lassics Botanical Area; on saddle between Peak 1 and Mt. Lassic
1796
Comment
HSC6946
Streptanthus tortuosus
R. Spellenberg
1965-6-14
1130
Humboldt
S of airport, 5 mi. E of Kneeland
Comment
UC668050
Streptanthus tortuosus
Joseph P. Tracy
1937-7-2
15399
Humboldt
on ridge 2 mi e Grove's Prairie (rocky bank in open); Trinity Summit
1524
Comment
HSC104430
Streptanthus tortuosus
Greg O'Connell
2013-6-27
Humboldt
Summit of Mt. Andy
1159
Comment
UC492252
Streptanthus tortuosus var. orbiculatus
Joseph P. Tracy
1932-7-12
10457
Humboldt
head of Brett Hole Klamath Mountains, Trinity Summit
1828
Comment
HSC56070
Suksdorfia ranunculifolia
G. L. Clifton, Griswold
1979-7-31
11737
Humboldt
Near Trinity Summit Guard Station, close to the town of Hoopa.
1845
Comment
CAS-BOT-BC269568
Symphoricarpos albus var. laevigatus
Carl B. Wolf
1930-10-29
1782
Humboldt
Old Coast Road at Honeydew Post Office
152
Comment
HSC23753
Symphoricarpos albus var. laevigatus
Tim Baroni
1971-7-6
112
Humboldt
2 mi. S of Ferndale on Mattole Rd.
Comment
HSC98899
Symphoricarpos albus var. laevigatus
Cara Witte
2007-8-1
611
Humboldt
National Forest 1 on Kinsey Ridge. 1 1/2 miles north of White Oak Opening.
1256
Comment
RSA134176
Symphoricarpos albus var. laevigatus
P. C. Everett, E. K. Balls
1959-10-25
23959
Humboldt
14 miles W of Willow Creek on Hwy 299 to Arcata.
Comment
UC179968
Symphoricarpos albus var. laevigatus
Joseph P. Tracy
1914-6-14
4499
Humboldt
near Hydesville; Northern Coast Region
60
Comment
UC1225823
Symphoricarpos mollis
Joseph P. Tracy
1948-8-15
18144
Humboldt
2 mi e Grove's Prairie; Trinity Summit
1524
Comment
HSC96471
Symphyotrichum chilense
Gordon Leppig
1997-6-19
455
Humboldt
Big Lagoon County Park, Big Lagoon Bog
3
Comment
CAS-BOT-BC99163
Symphyotrichum chilense
Carl B. Wolf
1927-8-22
808
Humboldt
Along the hills near teh ocean 1 mile south of Orick.
Comment
SEINET11115992
Symphytum asperum
Unknown
1949-1
18358
Humboldt
CALIFORNIA PLANTS HUMBOLDT COUNTY Salmon Creek Valley, south end of Humboldt Bay; naturalized native of Asia.
Comment
HSC90065
Synthyris cordata
C. Baldwin, A. Hiss, P. Reynolds
1990-3-3
4
Humboldt
Grey's Falls Picnic Area off Hwy. 299, 4 mi. W of Burnt Ranch
259
Comment
HSC89432
Synthyris reniformis
P. A. Daly
1984-5-8
11
Humboldt
Trinidad Head
61
Comment
HSC93511
Tanacetum bipinnatum
Gordon Leppig
1998-5-25
789
Humboldt
Big Lagoon State Park.
2
Comment
CHSC55891
Tanacetum camphoratum
L. P. Janeway
1987-7-31
2543
Humboldt
Vicinity of Eureka; North Spit of Humboldt Bay near the SE corner of Eureka City Airport.
3
Comment
UC127603
Tanacetum camphoratum
J. Burtt Davy
1899-6-30
6183
Humboldt
near Ferndale (North Coast Ranges); North Coast Ranges
Comment
UC726018
Tanacetum camphoratum
A. A. Heller
1937-6-12
15900
Humboldt
just below road leading up to the lighthouse on Trinidad Head Trinidad
Comment
HSC73247
Tauschia kelloggii
M. A. Baker
1980-5-18
1311
Humboldt
Near Black Mtn.
1006
Comment
UC642290
Tauschia kelloggii
Joseph P. Tracy
1936-6-21
14995
Humboldt
Iaqua
609
Comment
HSC67525
Tauschia kelloggii
J. M. DiTomaso
1981-4-12
1999
Humboldt
Chezem Rd., 23 mi. E of Hwy. 101off Hwy. 299
Comment
SD62056
Taxus brevifolia
Darley F. Howe
1965-8-10
Humboldt
9.8 miles west of Willowcreek on U. S. #299
885
Comment
UC667973
Taxus brevifolia
Joseph P. Tracy
1936-9-20
15186
Humboldt
along Capoe Creek; Humboldt State Redwood Park
91
Comment
HSC56241
Tellima grandiflora
Walter Overton
1979-8-1
12338
Humboldt
Near Packsaddle Ridge, close to the town of Hoopa
1341
Comment
UC667096
Tellima grandiflora
Joseph P. Tracy
1935-7-23
14163
Humboldt
lower end Brett Hole; Trinity Summit
1584
Comment
HSC20430
Tellima grandiflora
D. E. Anderson
1962-3-31
1964
Humboldt
Along new Hwy. 101, W side of Freshwater Lagoon
Comment
UC1222570
Thalictrum fendleri var. polycarpum
Joseph P. Tracy
1950-7-6
18986
Humboldt
Burr Valley Buck Mountain (nw slope of mt., lower end of valley)
1066
Comment
HSC28198
Thalictrum polycarpum
Thomas W. Nelson
1971-5-31
454
Humboldt
Adjacent to the Mad River N of Dinsmore
Comment
CAS-BOT-BC81312
Thuja plicata
Dr. A. Kellogg; W. G. W. Harford
1868-9
933
Humboldt
unspecified
Comment
SBBG34243
Thuja plicata
M. Van Rensselaer
1938-3-31
Humboldt
Humboldt County [no specific locality]
Comment
SBBG56417
Thuja plicata
H. E. Parks
1932-7-25
1139
Humboldt
Camp 21, Hammond Lumber Co, Trinidad
152
Comment
SJSU124
Thuja plicata
Emily D. Smith
1932-8-29
Humboldt
near Korbel, about 10 miles east of Arcata
Comment
UCD134112
Thuja plicata
T. I. Storer
1931-7-1
2223
Humboldt
Near Ferndale.
Comment
UCD170787
Thuja plicata
Gordon Leppig
1998-3-15
718
Humboldt
Quarry Rd. off Jacoby Creek.
97
Comment
CAS-BOT-BC88323
Thysanocarpus curvipes
John H. Thomas
1968-4-21
14355
Humboldt
About 6.4 miles south of Weitchpec (as measured along the road).
170
Comment
UC668049
Thysanocarpus curvipes
Joseph P. Tracy
1938-5-1
15736
Humboldt
Trinity River Valley at Willow Creek; Trinity River Valley, at Willow Creek
152
Comment
RSA0039379
Thysanocarpus curvipes var. curvipes
John H. Thomas
1968-4-21
14363
Humboldt
Near mouth of Bluff Creek about 6 miles NE of Weitchpec near Bluff Creek campground.
140
Comment
OBI33243
Tiarella trifoliata var. unifoliata
David J. Keil
1983-7-1
17257
Humboldt
Along Bull Crk Flats Rd 1.4 mi W of US 101. Humboldt Redwoods State Park
Comment
RSA304700
Tiarella trifoliata var. unifoliata
S. Ganley
1971-5-30
1156
Humboldt
Ave of Giants; Humboldt State Park.
152
Comment
UC11936
Tiarella trifoliata var. unifoliata
J. Burtt Davy
1899-6-19
5650
Humboldt
Hoopa Mt. North Coast Ranges, summit Hoopa Mt. (at the summit)
Comment
UC1198897
Tolmiea diplomenziesii
Joseph P. Tracy
1924-6-1
6689
Humboldt
Lawrence Creek Northern Coast Ranges (at crossing of the Kneeland Road)
609
Comment
HSC60125
Tolmiea diplomenziesii
M. A. Baker
1978-5-20
556
Humboldt
Hoopa Indian Reservation
Comment
CAS-BOT-BC447612
Tolmiea menziesii
Eliz. Parsons Hawver
1915-6-1
s.n.
Humboldt
Carlotta
Comment
HSC75412
Torilis arvensis
J. O. Sawyer, M. A. Ericksen
1980-7-7
3574
Humboldt
Slopes along Aikens Creek, Adroni Research Area
457
Comment
UC668182
Toxicodendron diversilobum
Joseph P. Tracy
1937-5-30
15301
Humboldt
5 mi. n. Blocksburg (Larrabee Creek); Larrabee Creek
365
Comment
CAS-BOT-BC323057
Tracyina rostrata
Joseph P. Tracy
1930-6-15
8762
Humboldt
Dobbyn Creek
152
Comment
HSC97982
Triantha occidentalis subsp. occidentalis
Cara Witte
2007-7-10
473
Humboldt
Horse Mountain Botanical Area. Forest service Road 6N18.
1434
Comment
UC1137622
Trichostema laxum
R. Stahelin
1933-8-20
Humboldt
Korbel, above Camp 8
Comment
UC577371
Trichostema laxum
Joseph P. Tracy
1926-10-15
7815
Humboldt
South Fork of Trinity River, mountain slopes W of mouth
304
Comment
HSC95824
Trientalis latifolia
Kevin Thomas
2004-4-26
16
Humboldt
Jacoby Creek Rd.
Comment
UC1052444
Trientalis latifolia
H. E. and S. T. Parks
1952-6-1
7548 A
Humboldt
Trinidad, Spruce Cove Spruce Cove; Trinidad, Spruce Cove
60
Comment
BLMAR277
Trientalis latifolia
Jennifer Anthony-Wheeler
1999-7-30
277
Humboldt
Headwaters Forest Reserve, growing in shaded places esp woodlands
548
Comment
UC1197242
Trifolium albopurpureum var. dichotomum
Joseph P. Tracy
1913-6-20
4225
Humboldt
nw slope Buck Mtn (lower foothills); Northern Coast Ranges
762
Comment
UC1223394
Trifolium albopurpureum var. dichotomum
Joseph P. Tracy
1943-5-9
17420
Humboldt
on Trinity River (Willow Creek)
Comment
UC160920
Trifolium albopurpureum var. dichotomum
Joseph P. Tracy
1906-7-4
2535
Humboldt
near Hydesville (Yager Creek); Northern Coast Ranges
60
Comment
UC1197493
Trifolium barbigerum
Joseph P. Tracy
1904-4-24
2027
Humboldt
Ocean Beach Humboldt Bay
Comment
HSC71168
Trifolium bifidum
Thomas W. Nelson
1977-5-30
3414
Humboldt
Base of Eight Mile Ridge upstream from Anderson's Ford.
701
Comment
POM160892
Trifolium bifidum
Joseph P. Tracy
1922-4-30
5992
Humboldt
Trinity River Valley, near Willow Creek.
152
Comment
UC33569
Trifolium cyathiferum
Chesnut and Drew
1888-7-10
Humboldt
Jarnigan's
Comment
UC1197495
Trifolium cyathiferum
Joseph P. Tracy
1933-7-15
12735 1/2
Humboldt
lower foothills of nw slope; Buck Mtn
Comment
UC1223478
Trifolium depauperatum var. depauperatum
Joseph P. Tracy
1933-5-20
12242
Humboldt
Petrolia Mattole Valley
Comment
POM160884
Trifolium dichotomum
Joseph P. Tracy
1925-5-30
7023
Humboldt
Mcclellan Mountain.
823
Comment
UC303191
Trifolium dubium
Joseph P. Tracy
1925-5-17
6971
Humboldt
near South Fork; Northern Coast Ranges, Trinity River Valley
182
Comment
UCD108818
Trifolium dubium
Linda M. Barker
1976-5-13
1476
Humboldt
Lanphere-Christensen Dunes. 3 miles west of Arcata.
Comment
HSC71438
Trifolium dubium
J. P. Smith
1973-5-26
6836
Humboldt
Scotia Bluffs along the Eel River near Rio Dell
Comment
HSC97569
Trifolium eriocephalum subsp. eriocephalum
Cara Witte
2007-6-7
225
Humboldt
Along National Forest 1 on Kinsey Ridge. 1 mile south of intersection with 4N06.
1263
Comment
UC495653
Trifolium eriocephalum var. eriocephalum
Joseph P. Tracy
1930-7-6
8835 C
Humboldt
Kneeland Prairie Northern Coast Ranges
762
Comment
UC1223464
Trifolium eriocephalum var. eriocephalum
Joseph P. Tracy
1949-8-4
18415
Humboldt
toward Trinity Summit (Mud Springs, on rd from Hoopa)
1341
Comment
UC594253
Trifolium eriocephalum var. eriocephalum
S. K. Harris, J. P. Tracy, and H. S. Yates
1936-6-17
3412
Humboldt
Burr Valley Buck Mtn
1036
Comment
HSC100533
Trifolium filipes
Carl C. Marshall
May 1886
411
Humboldt
Dobbyn's Creek.
Comment
HSC15118
Trifolium fucatum
R. Spellenberg
1964-6-15
414
Humboldt
5 mi. E of Redwood Creek on Hwy. 299
Comment
UC1197032
Trifolium fucatum
Joseph P. Tracy
1929-8-4
8649
Humboldt
near Petrolia (Mattole River); North Coast Ranges
15
Comment
UC199105
Trifolium longipes var. elmeri
Chesnut and Drew
July 1888
Humboldt
S. Fork of Trinity
Comment
UC495662
Trifolium macraei
Joseph P. Tracy
1932-5-10
9935
Humboldt
Bear River edge Northern Coast Ranges
609
Comment
HSC45139
Trifolium microcephalum
R. Sutherland
1978-5-19
8 .19578
Humboldt
131
Comment
UCD111448
Trifolium microcephalum
Tofsrud
1948-1
s.n.
Humboldt
location unknown.
Comment
CHSC10113
Trifolium microdon
J. W. Johnson
1962-5-13
1354
Humboldt
Arcata. On stabilized sand of ridge 3, Christenson Farm, Samoa Peninsula.
Comment
UC1197505
Trifolium microdon
Joseph P. Tracy
1932-5-16
10109
Humboldt
near Samoa; Northern Coast Ranges, Humboldt Bay
6
Comment
HSC38634
Trifolium obtusiflorum
D. E. Anderson, J. P. Smith
1971-6-28
- 1257
Humboldt
2.5 mi. S of Blue Lake along the Mad River
Comment
UC1197503
Trifolium obtusiflorum
Joseph P. Tracy
1903-5-24
1916
Humboldt
Alder Point Northern Coast Ranges, Eel River
152
Comment
UC1223338
Trifolium obtusiflorum
Joseph P. Tracy
1933-6-24
12614
Humboldt
hills at n end Big Lagoon
Comment
UC1541578
Trifolium oliganthum
Parks and Tracy
1930-5-25
957
Humboldt
Laribee Valley
762
Comment
HSC45134
Trifolium oliganthum
R. Sutherland
1978-5-21
2 .21578
Humboldt
433
Comment
SEINET4178474
Trifolium oreganum
Unknown
1950-7-1
18945
Humboldt
Near Clear Lake where the Friday Ridge Road comes to the top of Grouse Mountain Ridge.
1219
Comment
UC1541586
Trifolium pratense
W. K. Parks
July 1932
Humboldt
near Trinidad (fields)
Comment
UC1223542
Trifolium variegatum
Joseph P. Tracy
1933-7-9
12649
Humboldt
Brannan Mtn
1066
Comment
UC495676
Trifolium variegatum var. variegatum
Joseph P. Tracy
1929-5-5
8570
Humboldt
along South Fork Eel River (Miranda); Northern Coast Ranges
121
Comment
UC1103453
Trifolium variegatum var. variegatum
J. P. Tracy
1901-5-21
1103
Humboldt
Eureka vicinity
0
Comment
UC165551
Trifolium willdenovii
Mrs. M. H. Manning
1901-4
70
Humboldt
near Hupa
Comment
UC16761
Trifolium willdenovii
Joseph Burtt Davy and Walter C. Blasdale
1899-6-8
5342 d
Humboldt
Harris
Comment
BLMAR742
Trifolium willdenovii
Jennifer Wheeler
2015-5-18
742
Humboldt
King range, strawberry rock grazing allotment down windy point
243
Comment
HSC45128
Trifolium willdenovii
R. Sutherland
1978-4-23
30 .23478
Humboldt
Kinsey Ridge
640
Comment
BLMAR259
Trifolium wormskioldii
Jennifer Anthony-Wheeler
1998-4-22
259
Humboldt
King range, strawberry rock grazing allotment
280
Comment
HSC2149
Trifolium wormskioldii
J. P. Tracy
1926-7-25
7750
Humboldt
Big Lagoon
Comment
JEPS66096
Trifolium wormskioldii
Joseph P. Tracy
1923-6-17
6273
Humboldt
Big Lagoon Northern Coast Ranges
6
Comment
UC198572
Trifolium wormskioldii
Joseph P. Tracy
1917-5-30
4801
Humboldt
Little River Beach Northern Coast Ranges
6
Comment
UCD138179
Triglochin maritima
Malcolm A. Nobs; S. Galen Smith
1949-8-3
1169
Humboldt
Eel River Valley, 1 mile south of Fields Landing.
Comment
UCR121761
Triglochin maritima
George K. Helmkamp, E. A. Helmkamp
2001-7-8
6995
Humboldt
North Coast, north spit of Samoa Peninsula, 0.5 mi north of CA Hwy 255 bridge over Humboldt Bay
6
Comment
HSC93841
Triglochin striata
Gordon Leppig
1999-10-25
1267
Humboldt
Hwy. 101, mi. marker 61.40, E side of Hwy.
2
Comment
HSC101818
Trillium kurabayashii
Kjirsten A. Wayman
2012-5-15
320
Humboldt
Big Hill Road, 10.5 miles east of Hoopa, N 41.08892 W 123.56708
1368
Comment
HSC96775
Trillium kurabayashii
M. Mesler
2006-6-6
609
Humboldt
1.2 mi. SE of intersection of USFS Rd. 8N01 and Box Camp loop
1524
Comment
CHSC62019
Trillium ovatum
J. R. Biddison
1993-4-7
13
Humboldt
Phillipsville, Avenue of the Giants, w side of road, 1 mi s of hwy 101 junction.
45
Comment
HSC41250
Trillium ovatum
Brad Klipfel
1974-5-27
397
Humboldt
Horse Mtn.
Comment
CAS-BOT-BC133395
Trillium ovatum
Doris K. Kildale
1926-3-25
1630
Humboldt
Foot of Liscom Hill near Essex
30
Comment
HSC15703
Trillium ovatum
W. F. Nickel
1965-4-3
Humboldt
5 mi. SE of Fern Canyon in Prairie Creek Redwoods State Park, on rd. to Fern Canyon
Comment
SD56735
Trillium ovatum
Darley F. Howe
1963-5-26
Humboldt
3.7 miles east of Orick, on Bald Hill Road.
487
Comment
UC602558
Triodanis perfoliata
Joseph P. Tracy
1932-6-14
10154
Humboldt
Trinity River Valley at Willow Creek; Trinity River Valley, at Willow Creek
152
Comment
HSC95575
Triphysaria eriantha subsp. eriantha
Andrea Pickart
2002-3-29
17
Humboldt
Samoa Dunes
0
Comment
UC1198037
Triphysaria eriantha subsp. eriantha
Joseph P. Tracy
1901-4-14
1020
Humboldt
Sand Dunes of Ocean Beach at Humboldt Bay; Northern Coast Region, Humboldt Bay
Comment
CDA41899
Triphysaria pusilla
E. C. Whitney
1966-4-25
s.n.
Humboldt
E. Baird property, Hydesville.
0
Comment
UC27277
Triphysaria pusilla
C. E. Spear
April, 1898
Humboldt
Waddington
Comment
HSC40953
Triphysaria versicolor subsp. versicolor
Linda M. Barker
1976-4-30
1424
Humboldt
3 mi. W of Arcata
Comment
UC1103148
Trisetum canescens
Joseph P. Tracy
1917-5-30
4789
Humboldt
Dows Prairie; Northern Coast Ranges
60
Comment
UCD93892
Trisetum canescens
Joseph P. Tracy
1901-5-30
1109
Humboldt
At Eureka.
0
Comment
HSC13417
Trisetum cernuum
D. J. Wilder
1965-5-15
35
Humboldt
2 mi. E of Freshwater on Road to Kneeland
Comment
UC902040
Triteleia bridgesii
Joseph P. Tracy
1949-6
18345
Humboldt
Mud Springs Trinity Summit
1341
Comment
UC421775
Triteleia hyacinthina
P. E. Goddard
1907-5-29
C. 108
Humboldt
Van Duzen
Comment
SD649
Triteleia laxa
Mary S. Snyder
1894-5-14
Humboldt
Eel River.
320
Comment
UC1222687
Triteleia laxa
Joseph P. Tracy
1950-6-8
18755
Humboldt
windswept flat s Cape Mendocino; Davis Creek Mouth
Comment
CHSC79895
Triticum aestivum
Gordon Leppig; Sylvia Leppig, Kai Neander
2000-4-14
1293
Humboldt
Arcata, UTM zone 10, 4525N, 409E.
3
Comment
SBBG83394
Tsuga heterophylla
R. Gankin
1965-8-7
563
Humboldt
just N of parking area; Big Lagoon County Park
Comment
UCD67633
Tsuga heterophylla
D. Sanchez-Mata
1996-6-27
s.n.
Humboldt
Blue Lake. Mad River.
175
Comment
HSC49395
Umbellularia californica
R. York
1979-4-16
235
Humboldt
Corner of 12th and D in Arcata
Comment
HSC95838
Umbellularia californica
Kevin Thomas
2004-4-26
13
Humboldt
Lord Ellis Summit along Titlow Hill Rd., rd. turnout
Comment
UC1197772
Vaccinium cespitosum
J. P. Tracy
1901-4-7
1007
Humboldt
immediate vicinity Eureka; , Rick's Prairie
0
Comment
UCD166886
Vaccinium ovatum
Colleen Rossier
2016-9-16
4
Humboldt
In vicinity of Rosaleno Creek, plot Rosaleno #2.
633
Comment
UCR178913
Vaccinium ovatum
R. G. Swinney
1968-4-13
242
Humboldt
North Coast, Lanphere's Preserve, west of Arcata
15
Comment
CAS-BOT-BC199419
Vaccinium parvifolium
C. B. Wolf
1930-10-26
1768
Humboldt
Along the Redwood Highway 3 mi. so. of Del Norte Co. line
152
Comment
CAS-BOT-BC76049
Vancouveria hexandra
Mrs. H. E. Wilder
1933-5-20
s.n.
Humboldt
Carlotta.
Comment
HSC71796
Vancouveria hexandra
Gail Newton
1980-6-16
171
Humboldt
Near Monks Camp.
1097
Comment
UC1196350
Vancouveria hexandra
J. P. Tracy
1901-6-10
1135
Humboldt
immediate vicinity Eureka; immediate vicinity of Eureka
0
Comment
UC1196351
Vancouveria hexandra
J. P. Tracy
1904-7-31
2136
Humboldt
immediate vicinity Eureka; immediate vicinity of Eureka
0
Comment
HSC3388
Vancouveria hexandra
M. T. Milligan
1964-5-14
Humboldt
3 mi. N on Essex Ln.
Comment
HSC63004
Vancouveria hexandra
David Wheeler
1979-5-17
116
Humboldt
Stagecoach Rd., 1 mi. from Post Office in Trinidad
Comment
UC1196347
Vancouveria hexandra
Joseph P. Tracy
Jul 16 1930-Jul 19 1930
8968
Humboldt
in fir forest near McKay Camp South Fork Mountain; Northern Coast Ranges, South Fork Mountain
1676
Comment
HSC72636
Vancouveria planipetala
J. P. Smith
1977-7-3
9247
Humboldt
Six Rivers National Forest, along the road to Onion Lake, just above Blue Lake
976
Comment
SEINET10932381
Vancouveria planipetala
Mary Merello
1993-6-19
Merello 658
Humboldt
Along the Weott-Honeydew Road just outside of the Rockerfeller Forest boundary. Redwood Forest.
90
Comment
HSC65843
Veratrum insolitum
Gail Newton
1980-6-16
184
Humboldt
Near Onion Mtn.
1280
Comment
UC1225852
Veratrum insolitum
Joseph P. Tracy
1948-8-15
18120
Humboldt
on Ridge 2 mi e Grove's Prairie; Trinity Summit
1524
Comment
JEPS39084
Verbena lasiostachys var. lasiostachys
Lincoln Constance
1934-5-26
660
Humboldt
s end Dyerville Bridge; S Fork Eel River
45
Comment
HSC55335
Veronica americana
Terry Griswold, Marvin Butler
1979-7-12
7179
Humboldt
Near Groves Prairie, close to the town of Willow Creek
1256
Comment
UC1222772
Veronica americana
Joseph P. Tracy
1950-6-8
18727
Humboldt
7 mi s of Ferndale (summit of Bear River Ridge, near Mount Glen Ranch); Bear River Ridge
609
Comment
UC147898
Veronica peregrina subsp. xalapensis
J. P. Tracy
1909-5-23
2976
Humboldt
immediate vicinity of Eureka
0
Comment
HSC78977
Veronica peregrina subsp. xalapensis
L. P. Janeway, K. Berg, Rudy Becking
1984-4-11
720
Humboldt
N Spit of Humboldt Bay, BLM lands ('Coast Guard Reservation')
3
Comment
HSC37846
Veronica persica
Thomas W. Nelson, James Nelson
1976-3-11
2265
Humboldt
Beside Eel River just N of terminus of Singley Rd.
Comment
HSC21220
Veronica serpyllifolia
William J. Ferlatte
1963-5-8
38
Humboldt
N end of Redwood Bowl, HSC campus, Arcata
Comment
HSC37952
Vicia americana var. americana
Peter Sorensen
1976-6-16
Humboldt
Woodley Island
Comment
HSC98838
Vicia americana var. americana
Cara Witte
2008-7-16
914
Humboldt
Board Camp Mountain. Forest Service Road 4N38. 1/2 mile south of intersection with National Forest 1.
1409
Comment
UC1197464
Vicia americana var. americana
Joseph P. Tracy
1913-7-20
4372
Humboldt
slopes between Three Creeks and top of Berry Mountain; Northern Coast Ranges
1066
Comment
POM278062
Vicia angustifolia
Lyman D. Benson
1928-7-12
461
Humboldt
Weott Ranger Station
61
Comment
RSA20848
Vicia angustifolia
Carl B. Wolf
1937-6-18
8888
Humboldt
Table Bluff between Humboldt Bay and Eel River.
30
Comment
UC198656
Vicia hirsuta
Joseph P. Tracy
1916-5-31
4689
Humboldt
Stitz Creek Northern Coast Ranges, Eel River (along Eel River from South Fork to Scotia)
60
Comment
UCSC000430
Vicia sativa
H. S. Yates
1936-6-23
5870
Humboldt
13 miles S.E. of Scotia
Comment
POM92410
Vicia sativa
L. R. Abrams
1922-6-25
8238
Humboldt
2 miles south of Fortuna
Comment
SEINET5078517
Vicia sativa
Unknown
2002-8-22
89
Humboldt
Along Fischer Road 0.25mi N of the Mad River.
Comment
UCD108987
Vicia sativa subsp. nigra
W. A. Williams
1951-6-1
s.n.
Humboldt
location unknown.
Comment
UC604647
Vinca major
Joseph P. Tracy
1938-4-5
15703
Humboldt
Trinity River Valley at Willow Creek; Trinity River Valley, at Willow Creek
152
Comment
CAS-BOT-BC263946
Viola adunca
L. B. Kildale
1930-5-11
9543
Humboldt
Bald Hills
853
Comment
UC1761637
Viola adunca
Mrs. H. C. Cantelow
1936-5-17
Humboldt
5 1/2 mi E of Orick (on road to Yreka)
Comment
HSC90169
Viola cuneata
Andrew Enberg, Brad Penkala, Dan Scofield
1990-4-27
57
Humboldt
Horse Mtn. Summit; Rd. 6N36, 1 mi. N of Titlow Hill Rd.
1494
Comment
UC1761598
Viola glabella
W. K. Parks
Jul 1933
6238
Humboldt
South Fork Mt.
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
HSC97502
Viola hallii
C. Witte
2007-5-8
3
Humboldt
Cold Spring. 1/2 mile south of Titlow Hill.
1410
Comment
HSC32842
Viola ocellata
Thomas W. Nelson, James Nelson
1973-5-28
946
Humboldt
McKeown Ranch N of Dinsmore
Comment
UC164811
Viola ocellata
Joseph P. Tracy
1908-6-27
2685
Humboldt
near head of Little Laribee Creek; Northern Coast Ranges
914
Comment
HSC84493
Viola praemorsa subsp. praemorsa
R. Earing, C. Cavanaugh, C. Collins
1987-4-24
95
Humboldt
24 mi. E of Blue Lake on Titlow Hill Rd., ca. 1/2 mi. from Hwy. 299
854
Comment
UC1761534
Viola praemorsa subsp. praemorsa
Milo S. Baker
1923-7-25
119
Humboldt
Near camp on South Fork Yager Creek, on hillsides. Smallest exposed place near top.
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
RSA244947
Viola sempervirens
Norman Dennis
1965-5-8
55
Humboldt
0.1 mile west of Lord Ellis Summit on Hwy 299.
Comment
RSA46480
Viola sempervirens
Doris K. Kildale
1927-3-19
2901
Humboldt
Luffenholtz Creek.
Comment
HSC70239
Viola sheltonii
M. A. Baker
1980-6-8
1903
Humboldt
Near Buck Flat.
1554
Comment
RSA80504
Viola sheltonii
Milo S. Baker
1946-6-16
11510
Humboldt
South Fork Mt.
1677
Comment
RSA54148
Vitis vinifera
H. M. Pollard
1945-9-4
s.n.
Humboldt
Near Camp Creek, Klamath River Canyon.
Comment
HSC9836
Vulpia bromoides
J. A. Waller
1965-5-16
47
Humboldt
Open field near Big Lagoon.
Comment
CHSC19731
Vulpia microstachys
D. E. Anderson; J. O. Sawyer, J. P. Smith
1970-5-10
5070
Humboldt
Ca. 3 miles west of Willow Creek along Three Creeks Road.
Comment
SEINET200330
Vulpia microstachys var. pauciflora
Joeseph P. Tracy
4463
Humboldt
Fort Seward
122
Comment
SEINET251379
Vulpia myuros var. hirsuta
Harley P. Chandler
1186
Humboldt
Humboldt Bay
Comment
UC196967
Vulpia myuros var. hirsuta
Joseph P. Tracy
1915-5-23
4640
Humboldt
Eureka; Northern Coast Region
0
Comment
UC53369
Vulpia myuros var. hirsuta
M. A. H.
1896-6-2
Humboldt
Eureka
Comment
UCD94898
Vulpia myuros var. hirsuta
A. Murphy
1951-4-2
s.n.
Humboldt
along Highway 101, 0.75 mile south of Phillipsville.
Comment
BLMAR153
Whipplea modesta
Donald Hazlett
1994-6-7
153
Humboldt
King range, E-facing slope off hourse mountain ridge
Comment
HSC20448
Whipplea modesta
J. Sandborg, F. Sandborg
May 1968
10
Humboldt
Bluff Creek near Notice Creek
793
Comment
HSC23142
Whipplea modesta
Norman Dennis
1965-6-19
127
Humboldt
0.25 mi. S and 1.0 mi. E of jct. of Barry Ridge Rd. and Eureka-Bridgeville county rd., along Ashfield Ridge Rd., 2 mi. SE of Kneeland
793
Comment
HSC41290
Whipplea modesta
Brad Klipfel
1974-7-27
488
Humboldt
Horse Mtn.
Comment
JEPS43494
Whipplea modesta
Lincoln Constance
1934-5-31
761
Humboldt
along Bull Cr. from w boundary of Park to Grasshopper Pk. (Squaw Crk.) rd. (n side of cr.); South Fork Eel River, Bull Creek Region, Bull Cr. flat
Comment
UC1541295
Whipplea modesta
H. E. and S. T. Parks
May, 1930
753
Humboldt
along roads adjacent to Van Duzen River
Comment
HSC79482
Woodwardia fimbriata
Kenneth Clark
1980-6-14
678
Humboldt
N fork of Dead Man's Gulch
84
Comment
JEPS32067
Wyethia angustifolia
Joseph P. Tracy
1935-6-23
13938
Humboldt
French Camp Ridge
1066
Comment
UC1199260
Wyethia angustifolia
Joseph P. Tracy
1936-6-10
14928
Humboldt
w of mouth South Fork Trinity River
457
Comment
UC302182
Wyethia longicaulis
Joseph P. Tracy
1926-6-20
7658
Humboldt
Horse Mountain Northern Coast Ranges
1371
Comment
UC535716
Xanthium strumarium
Eleanor Armstrong
1934-8-2
1135
Humboldt
Richardson Grove
121
Comment
RSA246843
Xerophyllum tenax
Robert F. Thorne, Percy C. Everett
1965-8-5
35144
Humboldt
King Mountain
1220
Comment
CAS-BOT-BC527083
Xerophyllum tenax
L. R. Abrams
No date on lable.
7096
Humboldt
Brannan Mt. near Willow Creek
1371
Comment
HSC8414
Zeltnera muehlenbergii
J. P. Tracy
1938-7-18
16085
Humboldt
Fickle Hill, 4 mi. S of Arcata
366
Comment
HSC104431
Zigadenus fremontii
Greg O'Connell
2013-6-27
Humboldt
Summit of Mt. Andy
1159
Comment
HSC15777
Zigadenus fremontii
J. Wendell Howe
1930-3-30
78
Humboldt
Diamond Canyon, presumed Humboldt Co. but not stated
Comment
JEPS62265
Zigadenus micranthus var. micranthus
W. L. Jepson
1902-6-20
1907
Humboldt
Hibbard's Station to Eel River
Comment
HSC26270
Zigadenus venenosus var. venenosus
Thomas W. Nelson
1971-5-31
450
Humboldt
915
Comment
HSC21902
Zostera marina
S. Estes
1964-4-4
17
Humboldt
N Humboldt Bay
Comment
HSC93950
Zostera marina
F. J. Shaughnessy
1999-6-14
Humboldt
Arcata Marsh and Wildlife Sanctuary, Humboldt Bay, Fields Landing
Comment