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Specimen ID
Determination *
Collector
Collection Date
Collection Number
County
Locality
Elevation in meters
Feedback
HSC13030
Abies grandis
D. Santana, C. Kline
Oct 1970
3
Humboldt
HSC Campus
Comment
HSC28258
Abies grandis
Gary S. Lester
1973-12-2
57
Humboldt
Humboldt State University Campus, Arcata
Comment
HSC45921
Abies grandis
Jerome Peterson
1978-5-28
28
Humboldt
HSC Campus, NW of Founders Hall
Comment
SDSU1549
Abies grandis
W. A. Bemis
1964-4-11
254
Humboldt
Mad River, HWY 299.
76
Comment
HSC12834
Abies magnifica
Thomas W. Nelson, Wilbur Peterson
1970-12-2
296
Humboldt
HSC Campus, W side of tennis court
Comment
CAS-BOT-BC330546
Acer circinatum
Joseph P. Tracy
1909-6-13
2997
Humboldt
Mad River near Blue Lake
30
Comment
CAS-BOT-BC330548
Acer circinatum
H. E. McMinn
1922-8-5
355
Humboldt
Near Van Duzen River
Comment
POM161070
Acer circinatum
Joseph P. Tracy
1920-10-24
5403
Humboldt
Mad River bottom near Blue Lake
61
Comment
UC165810
Acer circinatum
J. P. Tracy
1906-4-15
2406
Humboldt
near mouth Lindsey Creek (Mad River); , near mouth of Lindsey Creek
30
Comment
UC165811
Acer circinatum
J. P. Tracy
1909-6-13
2997
Humboldt
Mad River near Blue Lake; Mad River near Blue Lake
30
Comment
UC205487
Acer circinatum
Joseph P. Tracy
1920-10-24
5403
Humboldt
Mad River bottom near Blue Lake (Northern Coast Ranges); , Mad River bottom nr Blue Lake
60
Comment
UC35021
Acer circinatum
Chesnut and Drew
1888-5
Humboldt
Arcata
Comment
UC35086
Acer circinatum
W. C. Blasdale
1890-1
Humboldt
Blue Lake
Comment
HSC12932
Acer macrophyllum
C. E. Fellows
1970-11-9
351
Humboldt
HSC Campus, S side Bio Greenhouse
Comment
HSC13074
Acer macrophyllum
D. Santana, C. Kline
Oct 1970
23
Humboldt
HSC Campus
Comment
UC1199012
Acer macrophyllum
Joseph P. Tracy
1912-3-31
3569
Humboldt
near mouth Lindsey Creek (Mad River); Northern Coast Ranges, Mad River
30
Comment
UC165821
Acer macrophyllum
J. P. Tracy
1906-4-15
2403
Humboldt
moist bottom lands on Mad River near Blue Lake; on Mad River near Blue Lake
30
Comment
UCSB30612
Achillea millefolium
Edwards, David
1974-7-26
Humboldt
At the top of the E. bank of the Mad River, at its junction with Puter Creek, ca. 2 mi. SW. of Korbel
27
Comment
UCSB30617
Acmispon brachycarpus
Edwards, David
1974-8-1
Humboldt
Near W. bank of Mad River north of its junction with Puter Creek, ca. 300 yds. N. of fish hatchery, ca. 2 mi. SW. of Korbel
3
Comment
HSC71443
Acmispon micranthus
J. P. Smith
1971-10-9
5047
Humboldt
Mad River above the Fish Hatchery.
Comment
HSC98330
Acmispon wrangelianus
A. E. Inman
1962-5-25
Humboldt
Mad River, Lindsey Creek Jct., 100 yards W of Lindsey Creek on N bank.
Comment
HSC13040
Adiantum aleuticum
C. Kline, D. Santana
Oct 1970
44
Humboldt
HSC Campus
Comment
HSC30347
Adiantum aleuticum
Dale R. Gradek
1974-5-28
95
Humboldt
0.25 mi. E of Hwy. 101 on Jolly Giant Creek
61
Comment
HSC39158
Adiantum aleuticum
D. E. Anderson, J. P. Smith
1971-6-28
- 1250
Humboldt
2.5 mi. S of Blue Lake along the Mad River
Comment
HSC97598
Adiantum aleuticum
Steven Lee
2004-4-6
9
Humboldt
N side of Jolly Giant Cr. Rd., Redwood Community Forest
Comment
RSA259562
Adiantum aleuticum
D. E. Anderson, J. P. Smith
1971-6-28
j- 1250
Humboldt
2.5 miles South of Blue lake along Mad River
Comment
UCSB30592
Adiantum aleuticum
Edwards, David
1974-8-1
Humboldt
About halfway between Korbel and the Mad River at its junction with Puter Creek; ca. 100 yards S of dirt rd., 20ft up slope from clearing
30
Comment
HSC5642
Ageratina occidentalis
J. P. Tracy
1922-7-15
6101
Humboldt
Along Mad River, near Blue Lake
Comment
JEPS18716
Ageratina occidentalis
Joseph P. Tracy
1922-7-15
6101
Humboldt
near Blue Lake (alont Mad River); Mad River
15
Comment
POM187915
Ageratina occidentalis
Marcus E. Jones
1931-7-16
s.n.
Humboldt
Junction, East of Arcata.
Comment
UC1199315
Ageratina occidentalis
Joseph P. Tracy
1939-8-20
16431
Humboldt
near Blue Lake; Mad River
15
Comment
UC249533
Ageratina occidentalis
Joseph P. Tracy
1922-7-15
6101
Humboldt
gravel bar near Blue Lake; Northern Coast Ranges of California, Mad River
15
Comment
UC479498
Ageratina occidentalis
Marcus E. Jones, A. M.
1931-7-16
29137
Humboldt
junction e of Arcata
Comment
RSA129700
Agrostis capillaris
H. S. Yates
5685
Humboldt
Near Bayside
9
Comment
CAS-BOT-BC127283
Agrostis exarata
Joseph P. Tracy
1933-7-20
12809
Humboldt
Along Mad River, near Blue Lake.
15
Comment
CAS-BOT-BC127286
Agrostis exarata
W. R. Dudley
1899-1-1
s.n.
Humboldt
Arcata.
Comment
CAS-BOT-BC127295
Agrostis exarata
1933-7-20
12809
Humboldt
Along Mad River, near Blue Lake.
15
Comment
UC1103376
Agrostis exarata
Joseph P. Tracy
1934-6-23
13252
Humboldt
along river near Blue Lake; Mad River
15
Comment
UC526895
Agrostis exarata
Joseph P. Tracy
1933-7-20
12809
Humboldt
along river near Blue Lake; Mad River
15
Comment
UC589898
Agrostis pallens
H. S. Yates
1936-6-16
5685
Humboldt
near Bayside; Eureka Quadrangle
9
Comment
HSC8802
Agrostis stolonifera
John Warner Hosking
1966-8-6
Humboldt
Aracata, HSU campus, near Wildlife Bldg.
Comment
HSC8811
Agrostis stolonifera
D. J. McVean
1965-4-13
17
Humboldt
900 block of Shirley Blvd. Arcata
Comment
HSC8855
Aira caryophyllea
N. R. Waite
1965-5-19
41
Humboldt
W edge of Humboldt State University campus.
Comment
SEINET185294
Aira caryophyllea
Bassett Maguire, Ruth Maguire; C. B. Maguire
1934-6-8
15072
Humboldt
Coolidge Tree Redwood Park
Comment
SBBG88771
Alisma triviale
A. Keedy
1988-9-18
9
Humboldt
fresh water pond A, Arcata Salt Marsh Project, Humboldt Bay
Comment
HSC2941
Allium triquetrum
D. V. Sanford
1963-4-27
48
Humboldt
Near old mill behind HSC campus
Comment
UC1197955
Alnus rhombifolia
Joseph P. Tracy
1923-1-14
6137
Humboldt
Blue Lake Northern Coast Ranges, Mad River
30
Comment
CAS-BOT-BC169534
Alnus rubra
Doris K. Kildale
1929-2-28
6946
Humboldt
Arcata - State Teachers College
Comment
HSC12852
Alnus rubra
C. E. Fellows
1970-11-28
318
Humboldt
Arcata, HSC Campus, SW of science building
Comment
HSC12947
Alnus rubra
Steve Dorei
1970-10-9
27
Humboldt
Arcata, near NE entrance to Wildlife building on Humboldt State University campus
Comment
HSC13111
Alnus rubra
Steve Dorei
1970-10-13
40
Humboldt
Arcata, HSC Campus W of Forestry Building along W edge of parking lot
Comment
HSC13115
Alnus rubra
C. Kline, D. Santana
Oct 1970
31
Humboldt
HSC Campus
Comment
HSC3395
Alnus rubra
D. A. Shally
1965-5-15
52
Humboldt
Arcata, 1/4 mi. NE of HSC campus on Jolly Giant Creek
Comment
HSC3396
Alnus rubra
Dan O'Brien
1962-5-19
Humboldt
4.5 mi. E on Fickle Hill Rd.
Comment
HSC59200
Alnus rubra
Terry Roth
1979-5-24
76
Humboldt
Union St. near 11th St.
Comment
HSC62778
Alnus rubra
M. Dean Griswold Jr.
1979-5-30
89
Humboldt
Along rd. up Jolly Giant Creek
Comment
HSC65138
Alnus rubra
J. P. Smith
1971-10-9
4986
Humboldt
Banks and flood plain of the Mad River above the fish hatchery.
Comment
HSC69582
Alnus rubra
R. Kalal
1979-5-18
66
Humboldt
Union St. between 11th and 12th St.
34
Comment
SBBG89139
Alnus rubra
A. Keedy
1988-9-28
15
Humboldt
Alder Grove Rd near Hwy 299, N of Arcata
Comment
SFV18531
Alnus rubra
D. Waller
2002-5-7
71
Humboldt
Arcata. Intersection of L. K. Wood and Redwood Ct.
61
Comment
UC175283
Alnus rubra
Joseph P. Tracy
1912-3-31
3567
Humboldt
Blue Lake Northern Coast Ranges, Mad River
30
Comment
HSC8884
Alopecurus geniculatus
True Hoyle
1967-7-15
28267
Humboldt
Dolson Ranch, 225 Bayside Rd., Arcata, next to Grade A milking barn
152
Comment
CHSC2118
Ammophila arenaria
M. Anthony
1960-5-14
Humboldt
Near Arcata.
Comment
HSC12709
Anagallis arvensis
Jana Kattenhorn
1970-10-28
147
Humboldt
Mad River at the mouth of Lindsey Creek, N Bank Rd. off Hwy. 299
Comment
HSC17828
Anagallis arvensis
Paul Shields
1955-6-16
Humboldt
HSC Campus
Comment
HSC17838
Anagallis arvensis
Harvey Doerksen
1962-5-8
12
Humboldt
3 mi. W of Blue Lake where Lindsey Creek joins the Mad River
Comment
HSC49064
Anaphalis margaritacea
Patricia Shesgreen
1978-8-2
125
Humboldt
Arcata Community Forest, Arcata; 200 yds. N of field house on top of hill overlooking baseball field
Comment
HSC67040
Anaphalis margaritacea
J. P. Smith
1971-10-9
5043
Humboldt
Banks and flood plain of the Mad River above the fish hatchery.
Comment
JEPS20544
Anaphalis margaritacea
Chesnut and Drew
1888-8-8
Humboldt
Arcata
Comment
RSA1464
Anaphalis margaritacea
E. R. Johnson
1929-08
1407
Humboldt
Arcata Redwood Park
76
Comment
UC54004
Anaphalis margaritacea
Chesnut and Drew
1888-8-8
Humboldt
Arcata
Comment
HSC21444
Angelica genuflexa
D. E. Anderson
1961-9-30
1852
Humboldt
Blue Lake
Comment
HSC39181
Anisocarpus madioides
D. E. Anderson, J. P. Smith
1971-6-28
- 1220
Humboldt
Along Mad River, 2 mi. S of Blue Lake.
Comment
HSC5263
Anthoxanthum occidentale
John Warner Hosking
1966-8-5
Humboldt
Fickle Hill Rd, 1 mi. E of Arcata.
Comment
HSC90322
Anthoxanthum occidentale
C. Wilson, P. Kittelson, M. Hardig
1992-5-2
61
Humboldt
50 m up dirt road E of Redwood Science Lab.
61
Comment
HSC90402
Anthoxanthum occidentale
Michele Lewis, Lisa Sims, Roger Cook
1992-5-12
49
Humboldt
Behind the Redwood Science Lab, down gated fire access road 50 m, 10 m to right of trail.
Comment
CAS-BOT-BC137740
Anthoxanthum odoratum
H. S. Yates
1936-6-16
5684
Humboldt
Near Bayside.
9
Comment
GH341432
Anthoxanthum odoratum
R. W. Pohl
1963-6-2
9446
Unknown
near Jacoby Creek, 3 mi. SE of Arcata, Humboldt Co., California.
Comment
HSC34811
Anthoxanthum odoratum
Dryden
1975-4-21
128
Humboldt
Arcata
0
Comment
HSC8938
Anthoxanthum odoratum
W. F. Nickel
1965-3-17
Humboldt
Humboldt State University campus, behind wildlife building
Comment
HSC8939
Anthoxanthum odoratum
N. R. Waite
1965-5-19
40
Humboldt
W edge of Humboldt State University campus.
Comment
HSC8940
Anthoxanthum odoratum
R. Berg
1963-2-23
1
Humboldt
Arcata, Fickle Hill area
Comment
HSC8943
Anthoxanthum odoratum
R. V. Papike
1962-5-25
31
Humboldt
Above Humboldt State University campus
91
Comment
HSC8944
Anthoxanthum odoratum
Paul Shields
1955-6-10
Humboldt
Humboldt State University campus.
Comment
HSC8947
Anthoxanthum odoratum
T. L. Ackerman
1964-4-12
34
Humboldt
One mi. up a logging road N from an elementary school near Freshwater Corners
Comment
HSC8948
Anthoxanthum odoratum
William J. Ferlatte
1963-5-6
34
Humboldt
Arcata, near 11th and B Sts.
Comment Read comments Jun 6 2012
HSC8952
Anthoxanthum odoratum
R. D. Zortman
1963-5-5
33
Humboldt
5 mi. NE of Arcata, S of the Mad River, off Warren Creek Rd.
91
Comment
RSA129298
Anthoxanthum odoratum
H. S. Yates
1936-6-16
5684
Humboldt
Near Bayside
9
Comment
UC1159497
Anthoxanthum odoratum
D. L. Gray
1964-5-14
ARCA 64001
Humboldt
Humboldt County
18
Comment
UC573791
Anthoxanthum odoratum
H. S. Yates
1936-6-16
5684
Humboldt
near Bayside
9
Comment
HSC12860
Arbutus menziesii
M. Athey, D. LaConte
1970-11-28
37
Humboldt
HSU campus
Comment
HSC7602
Arbutus menziesii
Dan O'Brien
1962-5-19
Humboldt
4 1/2 mi. E on Fickle Hill Rd.
Comment
BLMAR112
Arctostaphylos columbiana
Jennifer Anthony-Wheeler
1995-1-19
112
Humboldt
King range, growing in open meadow/clearing for new KR admin site
283
Comment Read comments Apr 5 2016
CAS-BOT-BC23749
Arctostaphylos columbiana
Joseph P. Tracy
1936-8-24
15170
Humboldt
Fickle Hill, 6 mi. SE of arcata
609
Comment
CAS-BOT-BC23779
Arctostaphylos columbiana
Joseph P. Tracy
1936-8-24
15170
Humboldt
Fickle Hill, 6 mi. SE of Arcata
609
Comment
CAS-BOT-BC23816
Arctostaphylos columbiana
Joseph P. Tracy
1936-8-24
15171
Humboldt
Fickle Hill, 6 mi. SE of Arcata
609
Comment
CAS-BOT-BC23820
Arctostaphylos columbiana
W. R. Dudley
1899-1-1
s.n.
Humboldt
Arcata
Comment
GH350158
Arctostaphylos columbiana
J. P. Tracy
1936-8-24
15171
Unknown
Fickle Hill, 6 mi. se. of Arcata
609
Comment
JEPS38968
Arctostaphylos columbiana
Joseph P. Tracy
1936-8-24
15170
Humboldt
6 mi se Arcata; Fickle Hill
609
Comment
JEPS38969
Arctostaphylos columbiana
Joseph P. Tracy
1936-8-24
15171
Humboldt
6 mi se Arcata; Fickle Hill
609
Comment
UC585920
Arctostaphylos columbiana
Joseph P. Tracy
1936-8-24
15171
Humboldt
6 mi se Arcata; Fickle Hill
609
Comment
UC585921
Arctostaphylos columbiana
Joseph P. Tracy
1936-8-24
15170
Humboldt
6 mi se Arcata; Fickle Hill
609
Comment
RSA47098
Arctostaphylos columbiana var. columbiana
Doris K. Kildale
1926-2-7
1504
Humboldt
Arcata Road near Bayside.
Comment
UC668115
Arenaria serpyllifolia subsp. serpyllifolia
Joseph P. Tracy
1933-5-18
12192
Humboldt
near Blue Lake; Mad River
15
Comment
CAS-BOT-BC384746
Arenaria serpyllifolia var. serpyllifolia
Joseph P. Tracy
1933-5-18
12192
Humboldt
Along Mad River, near Blue Lake
15
Comment
HSC8987
Arrhenatherum elatius
L. M. Malloy
1965-5-20
29
Humboldt
On Fickle Hill Rd., 2 mi. from Arcata
Comment
CHSC33067
Artemisia douglasiana
J. P. Smith; Advanced Plant Taxonomy Class
1971-10-9
5032
Humboldt
Mad River above the Fish Hatchery.
Comment
HSC67041
Artemisia douglasiana
J. P. Smith
1971-10-9
5032
Humboldt
Banks and flood plain of the Mad River above the fish hatchery.
Comment
UCD129380
Artemisia douglasiana
James Payne Smith Jr.; Advanced Plant Taxonomy Class
1971-10-9
5032
Humboldt
Mad River above the Fish Hatchery.
Comment
HSC39169
Aruncus dioicus var. acuminatus
D. E. Anderson, J. P. Smith
1971-6-28
- 1233
Humboldt
Along Mad River, 2 mi. S of Blue Lake.
Comment
UC154045
Aruncus dioicus var. pubescens
Joseph P. Tracy
1909-6-13
2999
Humboldt
near mouth of Warren Creek (hillside on Mad River); Northern Coast Region, Humboldt Bay Region
0
Comment
UC154230
Aruncus dioicus var. pubescens
Joseph P. Tracy
1909-6-13
2999
Humboldt
near mouth of Warren Creek (hillside on Mad River); Northern Coast Region, Humboldt Bay Region
0
Comment
UC154231
Aruncus dioicus var. pubescens
Joseph P. Tracy
1909-6-13
2999
Humboldt
near mouth of Warren Creek (hillside on Mad River); Northern Coast Region, Humboldt Bay Region
0
Comment
UC154232
Aruncus dioicus var. pubescens
Joseph P. Tracy
1909-6-13
2999
Humboldt
near mouth of Warren Creek (hillside on Mad River); Northern Coast Region
0
Comment
HSC3268
Asarum caudatum
D. A. Shally
1965-5-15
50
Humboldt
Arcata, 1/4 mi. NE of HSC campus on Jolly Giant Creek
Comment
RSA183561
Asarum caudatum
R. D. Zortman
1963-4-14
18
Humboldt
5 miles NE of Arcata, south of the Mad River, off Warren Ck. Rd.
91
Comment
UCR179286
Asarum caudatum
R. G. Swinney
1968-3-28
232
Humboldt
East of Humboldt State College, Arcata
152
Comment
CAS-BOT-BC193138
Astragalus rattanii var. rattanii
Frank W. Peirson
1926-7-15
7058
Humboldt
Mad River, vicinity of Blue Lake
Comment
HSC14581
Astragalus rattanii var. rattanii
Jana Kattenhorn
1970-10-28
145
Humboldt
Mad River at the mouth of Lindsey Creek. North Bank Rd. off Hwy. 299
Comment
RSA1509
Athyrium filix-femina subsp. cyclosorum
E. R. Johnson
1929-08
1411
Humboldt
Arcata Redwood Park
76
Comment
HSC30350
Athyrium filix-femina var. cyclosorum
Dale R. Gradek
1974-5-28
90
Humboldt
0.25 mi. E of Hwy. 101 on Jolly Giant Creek
61
Comment
HSC60015
Athyrium filix-femina var. cyclosorum
M. A. Baker
1977-5-1
281
Humboldt
E of Humboldt State University.
Comment
SDSU1603
Athyrium filix-femina var. cyclosorum
D. R. Harvey
1938-8-13
2252
Humboldt
Redwood Park.
Comment
HSC9023
Avena fatua
N. R. Waite
1965-5-18
34
Humboldt
W edge of Humboldt State University campus
Comment
CAS-BOT-BC98770
Baccharis douglasii
Frank W. Peirson
1926-7-13
7061
Humboldt
Mad River, vicinity of Blue Lake
Comment
OBI78649
Baccharis pilularis
Bresa Martin
2013-11-11
1
Humboldt
On a small paved path leading out of Humboldt State University behind the Cypress Apartments. Halfway between the light posts labeled "312" and "313". Growing just outside the chain link fence.
30
Comment
HSC13133
Baccharis pilularis subsp. consanguinea
Steve Dorei
1970-10-9
33
Humboldt
HSC campus, Arcata, near Fisheries water tank on Union St.
Comment
HSC67009
Baccharis pilularis subsp. consanguinea
J. P. Smith
1971-10-9
4992
Humboldt
Banks and flood plain of the Mad River above the fish hatchery.
Comment
HSC39161
Bellis perennis
D. E. Anderson, J. P. Smith
1971-6-28
- 1243
Humboldt
Along Mad River, 2 mi. S of Blue Lake.
Comment
HSC5190
Bellis perennis
A. E. Inman
1962-5-25
Humboldt
Mad River, Lindsey Creek junction: N Bank; 100 yards W of Lindsey Creek
Comment
HSC3353
Berberis nervosa
Dan O'Brien
1962-5-9
Humboldt
4.5 mi. E on Fickle Hill Rd.
Comment
UC1198381
Berberis nervosa
Joseph P. Tracy
1926-6-13
7597
Humboldt
Liscom Hill road near Blue Lake
152
Comment
RSA1505
Blechnum spicant
E. R. Johnson
1929-08
1408
Humboldt
Arcata Redwood Park
Comment
HSC3558
Borago officinalis
William J. Ferlatte
1963-4-21
15
Humboldt
Near 11th and A St., Arcata
Comment
SDSU9503
Boykinia occidentalis
Harvey
1938-8-13
2263
Humboldt
Near Arcata.
85
Comment
CDA14234
Brassica rapa
R. Spadoni
1998-5-11
s.n.
Humboldt
Hwy 299 near Blue Lake.
0
Comment
CAS-BOT-BC106298
Brickellia californica
Frank W. Peirson
1926-7-13
7048
Humboldt
Mad River, vicinity of Blue Lake
Comment
UC1199317
Brickellia californica
Joseph P. Tracy
1922-10-8
6119
Humboldt
near Blue Lake (Mad River gravel bar, Northern Coast Ranges); Northern Coast Ranges, Mad River
15
Comment
CHSC2124
Briza maxima
M. Anthony
1960-5-14
Humboldt
Near Arcata.
Comment
HSC9091
Briza minor
John Warner Hosking
1966-8-5
Humboldt
12th anb B St., Arcata
Comment
SEINET4183122
Briza minor
Bassett Maguire, Ruth Maguire, C. B. Maguire
1934-6-8
15063
Humboldt
Meadow, Coolidge, Redwood Park.
Comment
RSA259587
Bromus carinatus
D. E. Anderson, J. P. Smith
1971-6-28
1971
Humboldt
ca. 2.5 mi. south of Blue Lake along the Mad River.
Comment
HSC9142
Bromus carinatus var. carinatus
W. F. Nickel
1965-3-17
Humboldt
Humboldt State College campus behind College Elementary School.
Comment
HSC9278
Bromus diandrus
W. F. Nickel
1965-5-13
Humboldt
College Elementary School, on HSU campus.
Comment
HSC9289
Bromus diandrus
N. R. Waite
1965-5-18
33
Humboldt
W edge of Humboldt State University campus
Comment
HSC9243
Bromus hordeaceus
B. D. Rogers
1964-4-4
21
Humboldt
Arcata, HSU campus
Comment
HSC39395
Bromus tectorum
D. E. Anderson, J. P. Smith
1971-6-28
- 1248
Humboldt
2.5 mi. S of Blue Lake along the Mad River
Comment
SEINET200634
Bromus tectorum
Joseph P. Tracy
1931-5-3
9349
Humboldt
Along Mad River near Blue Lake.
15
Comment
UC1103350
Bromus tectorum
Joseph P. Tracy
1933-5-18
12187
Humboldt
near Blue Lake (along Mad River); Mad River
15
Comment
UC526728
Bromus tectorum
Joseph P. Tracy
1931-5-3
9349
Humboldt
near Blue Lake (along Mad River); Mad River
15
Comment
HSC39171
Bromus vulgaris
D. E. Anderson, J. P. Smith
1971-6-28
- 1231
Humboldt
Along Mad River, 2 mi. S of Blue Lake
Comment
HSC9377
Bromus vulgaris
J. P. Tracy
1926-6-13
7601
Humboldt
Near Blue Lake
Comment
RSA259560
Bromus vulgaris
D. E. Anderson, J. P. Smith
1971-6-28
J- 1231
Humboldt
Growing along Mad River ca. 2 mi. south of Blue Lake.
Comment
UC1103266
Bromus vulgaris
Joseph P. Tracy
1926-6-13
7600
Humboldt
near Blue Lake (on Liscom Hill Road); North Coast Ranges, Liscom Hill Road
152
Comment
UC1145187
Bromus vulgaris
Joseph P. Tracy
1949-6-20
18317
Humboldt
6 mi se of Arcata (Fickle Hill); Fickle Hill
609
Comment
UC1103694
Callitriche heterophylla
Joseph P. Tracy
1934-6-23
13249
Humboldt
near Blue Lake (along Mad River); Mad River
15
Comment
HSC12695
Callitriche stagnalis
Jana Kattenhorn
1970-10-28
156
Humboldt
Mad River at mouth of Lindsey Creek, North Bank Rd. off Hwy. 299, along Mad River
Comment
HSC12858
Callitropsis nootkatensis
M. Athey, D. La Conte
1970-11-28
4
Humboldt
HSU campus
Comment
HSC13057
Callitropsis nootkatensis
C. Kline, D. Santana
Oct 1970
8
Humboldt
HSC Campus
Comment
HSC1293
Calocedrus decurrens
W. R. Rogers
1965-5-7
296
Humboldt
HSC campus
Comment
HSC34488
Calypso bulbosa
J. D. Ackerman
1975-5-3
436
Humboldt
1 mi. E of Blue Lake, along Hwy. 299
Comment
RSA256574
Calypso bulbosa
J. D. Ackerman
1975-5-3
436
Humboldt
1 mile east of Blue Lake, along hwy. 299 T6N R2E S29
Comment
HSC26654
Cardamine breweri
Thomas W. Nelson
1971-4-27
427
Humboldt
Along Jolly Giant Creek, HSU campus
Comment
HSC6687
Cardamine californica
S. S. Stutz
1963-3-31
16
Humboldt
7 mi. SE of Arcata on Fickle Hill Rd.
Comment
HSC6692
Cardamine californica
D. E. Anderson
1962-3-18
1941
Humboldt
Jacoby Creek
Comment
HSC8597
Cardamine californica
D. K. Smith
1968-3-3
12
Humboldt
On West End Rd., ca. 3 mi. from Hwy. 299
Comment
HSC95679
Cardamine californica
Steven Lee
2004-4-6
8
Humboldt
Arcata Community Forest, 5-20 ft. from water along Jolly Giant Creek
Comment
UC1199189
Cardamine californica
Joseph P. Tracy
1905-4-2
2160
Humboldt
near Blue Lake; Northern Coast Ranges, near Blue Lake
30
Comment
UC162351
Cardamine californica
Joseph P. Tracy
1905-4-2
2159
Humboldt
near Blue Lake; Northern Coast Ranges, near Blue Lake
30
Comment
HSC60299
Cardamine nuttallii
Phyllis Krieg
1979-5-8
Humboldt
0.25 mi. E of Old Arcata Rd. on Golf Course Rd., Bayside, next to a house
15
Comment
HSC26791
Cardamine oligosperma
Thomas W. Nelson
1971-4-27
426
Humboldt
Along Jolly Giant Creek, HSU campus
Comment
HSC64792
Cardamine oligosperma
J. P. Smith
1971-10-9
4997
Humboldt
Banks and flood plain of the Mad River above the fish hatchery.
Comment
HSC64793
Cardamine oligosperma
J. P. Smith
1971-10-9
5015
Humboldt
Banks and flood plain of the Mad River above the fish hatchery.
Comment
UC1199205
Cardamine oligosperma
Joseph P. Tracy
1933-5-18
12189
Humboldt
near Blue Lake; along Mad River, near Blue Lake
15
Comment
CHSC106520
Carex bolanderi
Peter F. Zika
2009-6-15
24487
Humboldt
North Coast (Nco). Near Hatchery Road , S of town of Blue Lake, riparian zone on S bank of Mad River.
20
Comment
RSA754380
Carex bolanderi
P. F. Zika
2009-6-15
24487
Humboldt
S bank of Mad River, near Hatchery Road, S of town of Blue Lake
20
Comment
CAS-BOT-BC20462
Carex harfordii
Joseph Prince Tracy
1936-6-5
14858
Humboldt
Fickle Hill. 6 miles SE of Arcata.
579
Comment
CHSC48077
Carex harfordii
L. P. Janeway
1983-5-15
297
Humboldt
In riparian bend of Mad River on S side, near Fish Hatchery Rd and across river from Blue Lake.
24
Comment
CAS-BOT-BC21019
Carex hendersonii
Joseph Prince Tracy
1926-6-13
7598
Humboldt
Blue Lake.
152
Comment
CHSC40134
Carex hendersonii
L. P. Janeway
1983-5-29
320
Humboldt
Along Jolly Giant Cr, e of HSU campus.
60
Comment
CHSC40137
Carex hendersonii
Lawrence Janeway
1982-6-17
9
Humboldt
Ca 300 m w of main Arcata Community Forest rd along the rd to the HSU water tank.
137
Comment
HSC76381
Carex hendersonii
L. P. Janeway
1982-6-17
9
Humboldt
Ca 300 m W of main Arcata Community Forest Road along the road to the HSU water tank.
137
Comment
POM160302
Carex hendersonii
Joseph P. Tracy
1926-6-13
7598
Humboldt
Blue Lake.
152
Comment
UCR52372
Carex hendersonii
L. P. Janeway
1982-6-17
9
Humboldt
c. 300 m west of main Arcata Community Forest Road along the road to the HSU water tank.
175
Comment
CHSC40132
Carex laeviculmis
L. P. Janeway
1983-5-15
296
Humboldt
Bend of Mad R on s side, near Fish Hatchery Rd and across from Blue Lake.
24
Comment
UCR52391
Carex laeviculmis
L. P. Janeway
1983-5-15
296
Humboldt
North Coast, Riparian bend of Mad River on south side, near the Fish Hatchery Road & across from Blue Lake
24
Comment
HSC39163
Carex leptopoda
D. E. Anderson, J. P. Smith
1971-6-28
- 1240
Humboldt
Along Mad River, 2 mi. S of Blue Lake.
Comment
UC1133402
Carex lyngbyei
H. S. Yates
1936-6-23
5861
Humboldt
1 mi w Bayside; Eureka Quadrangle
0
Comment
CHSC106515
Carex nudata
Peter F. Zika
2009-6-15
24490
Humboldt
Outer North Coast Range (NCoRO). S bank of Mad River, near Hatchery Road, S of town of Blue Lake.
20
Comment
HSC39186
Carex nudata
D. E. Anderson, J. P. Smith
1971-6-28
1214
Humboldt
Along Mad River, 2 mi. S of Blue Lake.
Comment
CHSC2106
Carex obnupta
M. Anthony
1937-5-15
Humboldt
Humboldt State College.
Comment
UC562636
Carex subfusca
Joseph P. Tracy
1936-6-5
14858
Humboldt
6 mi se Arcata (Fickle Hill)
579
Comment
JEPS3830
Castilleja miniata
Joseph P. Tracy
1939-8-20
16329
Humboldt
near Blue Lake; Mad River
15
Comment
UC1173699
Castilleja miniata
Joseph P. Tracy
1939-8-20
16429
Humboldt
near Blue Lake (along Mad River); Mad River
15
Comment
SBBG4195
Ceanothus foliosus var. foliosus
H. and M. Dearing
1932-5-10
987
Humboldt
near Blue Lake
Comment
RSA186940
Ceanothus integerrimus
Marcus E. Jones
1931-7-16
28946
Humboldt
Junction, East of Arcata.
Comment
CAS-BOT-BC63509
Ceanothus oliganthus var. sorediatus
Doris K. Kildale
1926-11-13
2852
Humboldt
Mouth of Lindsay Creek at Mad River.
30
Comment
HSC31463
Ceanothus thyrsiflorus
Steve Selva, Roger Jensen
1974-8-28
100
Humboldt
Behind HSU Campus
Comment
CAS-BOT-BC52865
Ceanothus velutinus
S. K. Harris
1942-6-12
1257
Humboldt
Fickle Hill Road, 5 miles north and 2 miles east of Boynton Prairie
630
Comment
CAS-BOT-BC52870
Ceanothus velutinus
S. K. Harris
1942-6-12
1257
Humboldt
Fickle Hill Road, 5 miles north and 2 miles east of Boynton Prairie
630
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
SEINET193159
Ceanothus velutinus
S. K. Harris
1942-6-12
1257
Humboldt
Fickle Hill Road 5 miles north and 2 miles east of Boynton Prairie
630
Comment
UC702533
Ceanothus velutinus
S. K. Harris
1942-6-12
1257
Humboldt
Fickle Hill Road, 5 mi n and 2 mi e Boynton Prairie; n and e of Boynton Prairie
630
Comment
GH425611
Ceanothus velutinus var. laevigatus
S. K. Harris
1942-6-12
1257
Unknown
Fickle Hill Road, 5 miles north and 2 miles east of Boynton Prairie
Comment
POM299415
Ceanothus velutinus var. laevigatus
S. K. Harris
1942-6-12
1257
Humboldt
Fickle Hill road, 5 miles N and 2 miles E of Boynton Prairier.
630
Comment
CDA15840
Centaurea diffusa
P. Haggard
1999-10-18
PDR 1170400
Humboldt
North Coast; near Blue Lake.
0
Comment
CDA39219
Centaurea maculosa
Weylan Shaw
2013-8-2
PDR# 120 P06003643
Humboldt
Vicinity of Blue Lake, near the Mad River.
Comment
UC1225826
Centaurium erythraea
Joseph P. Tracy
1948-9-26
18236
Humboldt
6 mi se Arcata; Fickle Hill
609
Comment
UC604648
Centaurium erythraea
Joseph P. Tracy
1938-7-18
16085
Humboldt
4 mi se Arcata; Fickle Hill
365
Comment
UC906756
Centaurium muehlenbergii
Joseph P. Tracy
1941-9-7
17013
Humboldt
near Blue Lake; Mad River
15
Comment
UC906760
Centaurium muehlenbergii
Joseph P. Tracy
1947-7-2
17756
Humboldt
6 mi se Arcata; Fickle Hill
609
Comment
UC1198614
Centunculus minimus
Joseph P. Tracy
1934-6-23
13254 1/2
Humboldt
near Blue Lake (along Mad River); Mad River
15
Comment
HSC12705
Cerastium glomeratum
Jana Kattenhorn
1970-10-28
151
Humboldt
Mad River at the mouth of Lindsey Creek, N Bank Rd. off Hwy. 299
Comment
UC62197
Ceratophyllum demersum
W. C. Blasdale
1896-6-3
Humboldt
Blue Lake
Comment
CAS-BOT-BC179479
Cercis occidentalis
Marcus E. A M Jones
1931-7-16
28996
Humboldt
Junction, East of Arcata.
Comment
POM187538
Cercis occidentalis
Marcus E. Jones
1931-7-16
28996
Humboldt
Junction, East of Arcata.
Comment
UC478904
Cercis occidentalis
Marcus E. Jones, A. M.
1931-7-16
28996
Humboldt
e Arcata; Junction
Comment
HSC1193
Chamaecyparis lawsoniana
J. C. Reppas
1963-3-2
50
Humboldt
820 Fickle Hill Rd.
Comment
HSC46007
Chamaecyparis lawsoniana
J. P. Smith
1971-10-9
5021
Humboldt
Banks and flood plain of the Mad River above the fish hatchery.
Comment
HSC49056
Chamerion angustifolium subsp. circumvagum
Patricia Shesgreen
1978-8-2
124
Humboldt
Arcata Community Forest, Arcata; 200 yds. N of field house on top of hill overlooking baseball field
Comment
UC423060
Chamerion angustifolium subsp. circumvagum
Chesnut and Drew
1888-7-15
Humboldt
Arcata
Comment
POM188634
Chenopodium botrys
Marcus E. Jones
1931-7-16
28870
Humboldt
Junction, East of Arcata
Comment
CHSC19746
Chloris pycnothrix
D. E. Anderson
1970-1-20
Humboldt
In the Humboldt State College Greenhouses. Seed source: Ethiopia.
Comment
CHSC20344
Chloris truncata
D. E. Anderson
1970-1-20
Humboldt
In the Humboldt State College Greenhouses. Seed source: Australia.
Comment
HSC20186
Chrysosplenium glechomifolium
D. E. Anderson
1967-6-7
4351
Humboldt
Along Puter Creek, tributary to Mad River, about 3 mi. S of Blue Lake
Comment
HSC26641
Chrysosplenium glechomifolium
Thomas W. Nelson
1971-5-19
443
Humboldt
HSC Campus beside Jolly Giant Creek
Comment
UC1224690
Chrysosplenium glechomifolium
D. E. Anderson
1964-4-12
2974
Humboldt
small creek leading into Jacoby Creek (on n side of road)
Comment
HSC8634
Cicuta douglasii
D. E. Anderson
1961-9-30
1850
Humboldt
Blue Lake
Comment
HSC16243
Circaea alpina subsp. pacifica
D. E. Anderson
1967-6-7
4349
Humboldt
Along Puter Creek, tributary to Mad River, about 3 mi. S of Blue Lake
Comment
HSC39165
Circaea alpina subsp. pacifica
D. E. Anderson, J. P. Smith
1971-6-28
- 1238
Humboldt
Along Mad River, 2 mi. S of Blue Lake.
Comment
UC1119170
Cirsium arvense
H. L. Person
1932-7-21
Humboldt
Blue Lake Eureka Quad.
Comment
HSC39168
Cirsium brevistylum
D. E. Anderson, J. P. Smith
1971-6-28
1235
Humboldt
Along Mad River, 2 mi. S of Blue Lake.
Comment
UC1119200
Cirsium vulgare
H. L. Person
1932-7-21
Humboldt
Blue Lake Eureka Quadrangle, Blue Lake
Comment
HSC64516
Clarkia concinna subsp. concinna
J. P. Smith, Steve Selva
1970-6-14
3840
Humboldt
Along Hwy. 96 at Whitmore Creek.
152
Comment
HSC104049
Claytonia sibirica
E. R. Fyer
2015-4-29
28
Humboldt
Arcata Community Forest
92
Comment
HSC17728
Claytonia sibirica
D. E. Anderson
1961-8-11
1725
Humboldt
Redwood preserve E of HSU campus
30
Comment
HSC17731
Claytonia sibirica
William J. Ferlatte
1963-4-27
20
Humboldt
Waste place, near 11th and A St., Arcata
Comment
HSC34799
Claytonia sibirica
Scott M. Kruse
1975-4-9
5
Humboldt
Redwood Park, Arcata
18
Comment
HSC59580
Claytonia sibirica
Rick Lundquist
1979-4-6
1
Humboldt
Arcata, SE Corner of 7th and Union St.
24
Comment
UC1215540
Claytonia sibirica
D. E. Anderson
1962-3-8
1930
Humboldt
e of Humboldt State University
Comment
UC13660
Claytonia sibirica
Chesnut and Drew
1888-7-8
Humboldt
Arcata
Comment
UC672992
Claytonia sibirica
Joseph P. Tracy
1936-8-24
15174
Humboldt
6 mi se Arcata; Fickle Hill
609
Comment
UCR275110
Claytonia sibirica
Charity A. Hartshorn
2016-5-14
32
Humboldt
Arcata Community Forest
244
Comment
CAS-BOT-BC92598
Clematis ligusticifolia
Joseph P. Tracy
1937-8-3
15608
Humboldt
Along Mad River, near Blue Lake.
15
Comment
GH369639
Clematis ligusticifolia
J. P. Tracy
1937-8-3
15608
Unknown
Along Mad River, near Blue Lake
15
Comment
UC668071
Clematis ligusticifolia
Joseph P. Tracy
1937-8-3
15608
Humboldt
along Mad River near Blue Lake; Mad River
15
Comment
HSC39182
Clinopodium douglasii
D. E. Anderson, J. P. Smith
1971-6-28
- 1218
Humboldt
Along Mad River, 2 mi. S of Blue Lake.
Comment
HSC39721
Clinopodium douglasii
D. E. Anderson, J. P. Smith
1971-6-28
- 1255
Humboldt
2.5 mi. S of Blue Lake along the Mad River
Comment
HSC8636
Conium maculatum
J. R. Lippincott
1967-7-16
12
Humboldt
1 mi S of Blue Lake on West End Rd.
Comment
HSC6344
Convolvulus arvensis
A. E. Inman
1962-5-25
Humboldt
Mad River, Lindsey Creek jct., 50 yards W of Lindsey Creek.
Comment
HSC67014
Conyza canadensis
J. P. Smith
1971-10-9
4988
Humboldt
Banks and flood plain of the Mad River above the fish hatchery.
Comment
CAS-BOT-BC101148
Corethrogyne filaginifolia
Doris K. Kildale
1925-7-26
1066
Humboldt
Mad River near Blue Lake, West-End Crossing
Comment
RSA47113
Corethrogyne filaginifolia var. californica
Doris K. Kildale
1925-7-26
1066
Humboldt
Mad River near Blue Lake
Comment
CAS-BOT-BC212130
Cornus sericea
H. E. McMinn
1922-8-5
348
Humboldt
Along Van Duzen River
Comment
CAS-BOT-BC212176
Cornus sericea
Thomas Nelson
1977-6-3
3385
Humboldt
Mad River at south end of Mad River Bridge, North Coast Range
53
Comment
HSC93467
Cortaderia jubata
Gordon Leppig
1998-10-26
1107
Humboldt
Arcata, Bayside Rd. at Crescent Way
6
Comment
HSC12827
Cortaderia selloana
Wilbur Peterson, Thomas W. Nelson
1970-11-1
105
Humboldt
Arcata, Humboldt State University campus, S side of the tennis court
Comment
HSC31386
Cortaderia selloana
Ernest P. Camilleri
1974-11-20
Humboldt
2 mi. S of Arcata on Hwy. 101
Comment
HSC93466
Cortaderia selloana
Gordon Leppig
1998-10-26
1106
Humboldt
Arcata, Bayside Rd. at Crescent Way
6
Comment
CAS-BOT-BC180306
Corylus cornuta subsp. californica
H. E. McMinn
1922-8-4
332
Humboldt
Along Van Duzen River
Comment
UC1051583
Crepis capillaris
Joseph P. Tracy
1949-9-26
18229
Humboldt
6 mi se Arcata; Fickle Hill
609
Comment
OBI78670
Crepis tectorum
Bresa Martin
2013-11-11
2
Humboldt
At Humboldt State University on small walking path above bridge that led from Cypress Apartments. Twenty yards behind the track and football field.
30
Comment
UC726368
Crepis vesicaria
A. A. Heller
1923-7-9
13777
Humboldt
near Blue Lake (5 mi from Arcata)
Comment
HSC63975
Cryptantha torreyana
J. P. Smith, Steve Selva
1970-6-14
3844
Humboldt
Along Hwy. 96 at Whitmore Creek
152
Comment
HSC3643
Cynoglossum grande
S. S. Stutz
1963-4-21
26
Humboldt
7 mi. SE of Arcata on Fickle Hill Rd.
Comment
HSC97375
Cynosurus cristatus
J. P. Smith
2005-6-11
12136
Humboldt
Humboldt State University Campus, along B St. at back entrance to the Natural Resources Bldg.
Comment
HSC69630
Cynosurus echinatus
R. Kalal
1980-6-3
29
Humboldt
Junction of Spring St. and Hill St., Arcata
43
Comment
CAS-BOT-BC114623
Cyperus eragrostis
Joseph Prince Tracy
1937-8-3
15612
Humboldt
Near Blue Lake, along Mad River.
15
Comment
HSC45955
Cyperus eragrostis
J. P. Smith, Steve Selva
1970-6-14
3823
Humboldt
Along Hwy. 96 at Whitmore Creek
152
Comment
HSC97544
Cyperus eragrostis
Ivy Watson
2008-10-5
40
Humboldt
Blue Lake; ~ 500 ft. upstream of the Hatchery Rd. bridge, north bank.
22
Comment
SEINET3909435
Cyperus eragrostis
J. P. Smith, Advanced Plant Taxonomy Class
1971-10-9
4990
Humboldt
The Mad River above the Fish Hatchery.; 0
Comment
UC668033
Cyperus eragrostis
Joseph P. Tracy
1937-8-3
15612
Humboldt
along Mad R. near Blue Lake; Mad R.
15
Comment
HSC14671
Cytisus scoparius
Harvey Doerksen
1962-5-22
26
Humboldt
.5 mi. E of Hwy. 299-101 junction.
Comment
HSC14675
Cytisus scoparius
William J. Ferlatte
1963-4-21
19
Humboldt
Near 11th and A St., Arcata
Comment Read comments Dec 18 2011
HSC34810
Cytisus scoparius
David Peters
1975-4-9
2
Humboldt
.2 mi. E of Old Arcata Rd. on Jacoby Cr. Rd.
Comment
HSC14664
Cytisus scoparius var. andreanus
W. F. Nickel
1965-5-17
Humboldt
1/4 mi. E of Arcata on road to Arcata Reservoir, near Jolly Giant Parking Lot.
Comment
HSC14665
Cytisus scoparius var. andreanus
S. S. Stutz
1963-5-18
54
Humboldt
7 mi. SE of Arcata on Fickle Hill Rd.
Comment
HSC10935
Dactylis glomerata
Paul Shields
Nov 1954
Humboldt
Humboldt State campus.
Comment
HSC22835
Dactylis glomerata
B. D. Rogers
1964-4-28
28464
Humboldt
Humboldt State campus near Redwood Hall parking lot
Comment
HSC34813
Dactylis glomerata
Dryden
1975-4-20
122
Humboldt
Arcata
0
Comment
HSC9529
Dactylis glomerata
John Warner Hosking
1966-8-6
Humboldt
Fern Lake, behind Humboldt State College campus, Arcata
Comment
HSC9530
Dactylis glomerata
R. D. Zortman
1963-4-14
30
Humboldt
5.0 mi. NE of Arcata, off Warren Creek Road.
91
Comment
HSC9531
Dactylis glomerata
W. F. Nickel
1965-3-17
Humboldt
Humboldt State University campus
Comment
HSC9532
Dactylis glomerata
N. R. Waite
1965-5-19
39
Humboldt
W edge of Humboldt State University campus.
Comment
HSC9535
Dactylis glomerata
R. H. Berg
1963-2-23
2
Humboldt
Fickle Hill area, Arcata
Comment
HSC39235
Danthonia californica
D. E. Anderson, J. P. Smith
1971-7-28
- 1270
Humboldt
2.5 mi. S of Blue Lake along the Mad River.
Comment
HSC39185
Darmera peltata
D. E. Anderson, J. P. Smith
1971-6-28
- 1215
Humboldt
Along Mad River, 2 mi. S of Blue Lake.
Comment
HSC46019
Daucus carota
Catherine Chin
1978-8-5
94
Humboldt
7th & A St., Arcata
Comment
HSC49087
Daucus carota
Patricia Shesgreen
1978-8-8
133
Humboldt
7th & A St., Arcata
Comment
UC1736195
Delphinium nuttallianum
Dean W. Taylor
1971-5-5
1061
Humboldt
near Arcata
Comment
CHSC102216
Deschampsia danthonioides
Peter F. Zika
2009-6-15
24488
Humboldt
North Coast; near Hatchery Road, S of town of Blue Lake.
20
Comment
HSC9593
Deschampsia danthonioides
L. M. Malloy
1965-5-20
27
Humboldt
4 mi. from Arcata on Fickle Hill Rd.
Comment
HSC39715
Deschampsia elongata
D. E. Anderson, J. P. Smith
1971-6-28
- 1263
Humboldt
2.5 mi. S of Blue Lake along the Mad River
Comment
HSC9613
Deschampsia elongata
R. D. Rogers
1964-5-2
32
Humboldt
Janes Creek area, 1 mi. N of Arcata, logging road.
Comment
HSC22052
Dicentra formosa
B. D. Rogers, D. E. Anderson
1965-4-1
414
Humboldt
4 mi. SE of Arcata along Jacoby Creek
Comment
HSC8357
Dicentra formosa
D. A. Shally
1965-5-15
51
Humboldt
Arcata, 1/4 mi. NE of HSC campus on Jolly Giant Creek
Comment
UCR179275
Dicentra formosa
R. G. Swinney
1968-3-28
237
Humboldt
East of Humboldt State College, Arcata
152
Comment
RSA183585
Dicentra formosa subsp. formosa
R. D. Zortman
1963-3-16
15
Humboldt
5 miles northeast of Arcata; south of the Mad River, off Warren Creek Road.
91
Comment
HSC20641
Digitalis purpurea
F. Morrell
1949-5-17
27
Humboldt
Blue Lake
Comment
CAS-BOT-BC151742
Diplacus kelloggii
Milo S. Baker
1925-4-7
241 a
Humboldt
Blue Lake
Comment
CHSC579
Dipsacus fullonum
M. Anthony
1960-5-14
Humboldt
Arcata.
Comment
JEPS8812
Dipsacus fullonum
Joseph P. Tracy
1937-8-3
15610
Humboldt
along Mad River near Blue Lake; Mad River
15
Comment
UC602572
Dipsacus sativus
Joseph P. Tracy
1937-8-3
15610
Humboldt
along Mad River near Blue Lake; Mad River
15
Comment
CHSC27890
Disporum smithii
Susan Perkins
1978-4-25
42
Humboldt
Redwood Park, e end of 13th St., Arcata, 0.8 mi e of City Hall. 7 mi nne of Eureka.
48
Comment
RSA1510
Disporum smithii
E. R. Johnson
1929-08
1414
Humboldt
Arcata Redwood Park
76
Comment
UCR179281
Disporum smithii
R. G. Swinney
1968-3-28
234
Humboldt
East of Humboldt State College, Arcata
152
Comment
UCR67631
Disporum smithii
Michael A. Hanson
1990-5-21
70
Humboldt
Arcata, 0.5 mi (0.8 km) east of Humboldt State University Life Science Building.
159
Comment
UC1199178
Draba verna
Joseph P. Tracy
1933-5-18
12191
Humboldt
near Blue Lake (along Mad River); , near Blue Lake
15
Comment
UC552293
Draba verna
Joseph P. Tracy
1935-4-5
13772
Humboldt
near Blue Lake (along Mad River); , near Blue Lake
15
Comment
HSC39901
Echinochloa crus-galli
J. P. Smith
1971-10-9
5000
Humboldt
Banks and flood plain of the Mad River above the fish hatchery.
Comment
HSC97534
Echinochloa crus-galli
Ivy Watson
2008-9-11
7
Humboldt
Blue Lake, 300m downstream of the Hatchery Rd. bridge, N bank.
20
Comment
UC1100261
Echinochloa crus-galli var. crus-galli
Malcolm A. Nobs and S. Galen Smith
1949-8-9
1240
Humboldt
Town of Blue Lake; s side
Comment
HSC99981
Ehrharta erecta
Sydney Carothers
2009-3-5
Humboldt
H. S. U campus, due N of the experimental greenhouse.
152
Comment
HSC7316
Eleocharis macrostachya
S. J. Roberts
1965-5-8
51
Humboldt
1 mi. S of junction of Old Arcata Rd. and Bayside Cutoff
Comment
UC666874
Eleocharis macrostachya
Joseph P. Tracy
1934-7-14
13400
Humboldt
near Blue Lake (along Mad River)
Comment
HSC38635
Elymus X vancouverensis
D. E. Anderson, J. P. Smith
1971-6-28
- 1260
Humboldt
2.5 mi. S of Blue Lake along the Mad River
Comment
HSC39716
Elymus X vancouverensis
D. E. Anderson, J. P. Smith
1971-6-28
- 1262
Humboldt
2.5 mi. S of Blue Lake along the Mad River
Comment
HSC39175
Elymus glaucus
D. E. Anderson, J. P. Smith
1971-6-28
- 1227
Humboldt
Along Mad River, 2 mi. S of Blue Lake.
Comment
HSC12701
Epilobium ciliatum subsp. watsonii
Jana Kattenhorn
1970-10-28
155
Humboldt
Mad River at the mouth of Lindsey Creek, N Bank Rd. off Hwy. 299
Comment
UC1198481
Epilobium minutum
Joseph P. Tracy
1931-5-3
9353
Humboldt
near Blue Lake; Northern Coast Region, Mad River
15
Comment
HSC39177
Epipactis gigantea
D. E. Anderson, J. P. Smith
1971-6-28
1224
Humboldt
Along Mad River, 2 mi. S of Blue Lake.
Comment
RSA259564
Epipactis gigantea
D. E. Anderson, J. P. Smith
1971-6-28
J- 1224
Humboldt
Growing along Mad River ca. 2 mi. south of Blue Lake.
Comment
HSC46090
Equisetum arvense
J. P. Smith
1971-10-9
5014
Humboldt
Banks and flood plain of the Mad River above the fish hatchery.
Comment
HSC97437
Equisetum arvense
Ivy Watson
2008-10-5
38
Humboldt
Blue Lake; ~ 500 ft. upstream of the Hatchery Rd. bridge, north bank.
22
Comment
HSC46006
Equisetum hyemale subsp. affine
J. P. Smith
1971-10-9
4996
Humboldt
Banks and flood plain of the Mad River above the fish hatchery.
Comment
SEINET3865662
Equisetum hyemale var. robustum
J. P. Smith, class
1971-10-9
4996
Humboldt
Banks and flood plain of the Mad River above the Fish Hatchery.; 0
Comment
CHSC60063
Equisetum telmateia
Eric Hartwell
1983-3-30
9
Humboldt
Ca. 0.25 miles east of jct. Of Jacoby Creek Rd. and Sonnerfelt Rd., NW1/4 of Sect.11.
97
Comment
CHSC8
Equisetum telmateia subsp. braunii
M. Anthony
1960-5-14
Humboldt
Arcata.
Comment
HSC30351
Equisetum telmateia subsp. braunii
Dale R. Gradek
1974-5-28
93
Humboldt
0.25 mi. E of Hwy. 101 on Jolly Giant Creek
61
Comment
HSC36227
Equisetum telmateia subsp. braunii
John Rehling
1975-4-21
52
Humboldt
Along Jolly Giant Creek behind HSU campus.
Comment
HSC82219
Equisetum telmateia subsp. braunii
Paul Wilson
1986-9-16
1053
Humboldt
From jct. of Hwy. 101 at Arcata, 1.5 mi. E on Hwy. 299 to bridge 4-36R crossing the Mad River, then upriver about 100 m
30
Comment
HSC887
Equisetum telmateia subsp. braunii
Dan O'Brien
1962-5-20
Humboldt
0.5 mi. E of Humboldt State University campus
Comment
CAS-BOT-BC296109
Erigeron foliosus var. confinis
Marcus E. Jones
1931-7-16
29131
Humboldt
Junction east of Arcata
Comment
CAS-BOT-BC296110
Erigeron foliosus var. confinis
Marcus E. Jones
1931-7-16
29149
Humboldt
Junction east of Arcata
Comment
POM187846
Erigeron foliosus var. mendocinus
Marcus E. Jones
1931-7-16
29149
Humboldt
Junction, East of Arcata.
Comment
UC479508
Erigeron foliosus var. mendocinus
Marcus E. Jones, A. M.
1931-7-16
29149
Humboldt
junction e Arcata
Comment
UC672189
Erigeron foliosus var. mendocinus
Frank W. Peirson
1926-7-13
7049
Humboldt
vicinity Blue Lake; Mad River
Comment
UC87680
Erigeron maniopotamicus
J. W. Blankinship
1893-7-1
Humboldt
Mad River
Comment Read comments Sep 3 2011
HSC39180
Erigeron philadelphicus
D. E. Anderson, J. P. Smith
1971-6-28
- 1221
Humboldt
Along Mad River, 2 mi. S of Blue Lake
Comment
UC34302
Erigeron philadelphicus var. philadelphicus
W. C. Blasdale
1896-6-3
Humboldt
Blue Lake
Comment
UC1199399
Erigeron strigosus var. septentrionalis
Joseph P. Tracy
1918-6-23
4959
Humboldt
Boynton Prairie Road near the Carroll Place (around Humboldt Bay); North Coast Ranges, Fickle Hill
304
Comment
UC1118185
Erigeron strigosus var. strigosus
H. L. Person
1932-8-28
Humboldt
e Mad River bridge; Eureka Quadrangle, Korbel
Comment
POM188360
Eriogonum luteolum
Marcus E. Jones
1931-7-16
28862
Humboldt
Junction, East of Arcata.
Comment
CAS-BOT-BC259532
Eriogonum luteolum var. luteolum
Marcus E. Jones
1931-7-16
28862
Humboldt
Junction, East of Arcata
Comment
CAS-BOT-BC259540
Eriogonum luteolum var. luteolum
Marcus E. Jones
1931-7-16
28862
Humboldt
Junction, East of Arcata
Comment
UC479200
Eriogonum luteolum var. luteolum
Marcus E. Jones, A. M.
1931-7-16
28862
Humboldt
Junction e Arcata
Comment
UC1198139
Eriogonum nudum var. nudum
Joseph P. Tracy
1939-8-20
16430
Humboldt
near Blue Lake (along Mad River); Mad River
15
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
HSC16761
Eschscholzia californica
A. E. Inman
1962-5-25
Humboldt
Mad River, Lindsey Creek junction, 100 yards W of Lindsey Creek
Comment
HSC16768
Eschscholzia californica
William J. Ferlatte
1963-4-28
24
Humboldt
Near 12th and B St., Arcata
Comment
HSC97441
Eschscholzia californica
Ivy Watson
2008-10-5
45
Humboldt
Blue Lake, 500 m upstream of the Hatchery Rd. bridge.
22
Comment
HSC39172
Euchiton gymnocephalus
D. E. Anderson, J. P. Smith
1971-6-28
- 1230
Humboldt
Along Mad River, 2 mi. S of Blue Lake.
Comment
JEPS20466
Euchiton gymnocephalus
Joseph P. Tracy
1923-4-1
6175
Humboldt
near Blue Lake
304
Comment
JEPS20485
Euchiton gymnocephalus
Joseph P. Tracy
1935-7-20
14110
Humboldt
near Blue Lake (on Trinity Highway); North Coast Ranges, Trinity Highway
274
Comment
UC1199347
Euchiton gymnocephalus
Joseph P. Tracy
1936-5-17
14811
Humboldt
6 mi se Arcata; Fickle Hills
609
Comment
UC1199348
Euchiton gymnocephalus
Joseph P. Tracy
1936-8-24
15175
Humboldt
6 mi se Arcata; Fickle Hill
609
Comment
UC204827
Euchiton gymnocephalus
Joseph P. Tracy
1918-6-23
4958
Humboldt
near Carroll place (Boynton Prairie road, around Humboldt Bay); Northern Coast Ranges, Humboldt Bay, Boynton Prairie
304
Comment
UC249819
Euchiton gymnocephalus
Joseph P. Tracy
1923-4-1
6175
Humboldt
near Blue Lake; Northern Coast Ranges
304
Comment
UC552228
Euchiton gymnocephalus
Joseph P. Tracy
1935-7-20
14110
Humboldt
near Blue Lake (on Trinity Highway); North Coast Ranges
274
Comment
UC562612
Euchiton gymnocephalus
Joseph P. Tracy
1935-7-20
14110
Humboldt
near Blue Lake (on Trinity Highway); North Coast Ranges
274
Comment
UC1196541
Euchiton involucratus
Joseph P. Tracy
1948-9-26
18232
Humboldt
6 mi se Arcata (at s end of Fickle Hill); Fickle Hill
609
Comment
UC1222481
Euchiton involucratus
Joseph P. Tracy
1948-9-26
18232
Humboldt
6 mi se Arcata (at s end of Fickle Hill); Fickle Hill
609
Comment
JEPS20476
Euchiton sphaericus
Joseph P. Tracy
1936-8-24
15176
Humboldt
6 mi se Arcata; Fickle Hill
609
Comment
UC1199356
Euchiton sphaericus
Joseph P. Tracy
1948-9-26
18230
Humboldt
6 mi SE of Arcata (Fickle Hill)
609
Comment
UC562615
Euchiton sphaericus
Joseph P. Tracy
1936-8-24
15176
Humboldt
6 mi se Arcata; Fickle Hill
609
Comment
HSC69641
Euphorbia peplus
R. Kalal
1980-6-8
18
Humboldt
Arcata, at intersection of Hill St. and Spring St. in the dry waste area of a yard.
43
Comment
HSC7991
Euphorbia peplus
Paul Shields
1955-6-18
Humboldt
H.S.C. campus
Comment
CAS-BOT-BC310679
Euthamia occidentalis
Joseph P. Tracy
1927-10-8
8389
Humboldt
Arcata Bottom
15
Comment
CAS-BOT-BC310681
Euthamia occidentalis
Frank W. Peirson
1926-7-13
7062
Humboldt
Mad River, vicinity of Blue Lake
Comment
HSC67010
Euthamia occidentalis
J. P. Smith
1971-10-9
5005
Humboldt
Banks and flood plain of the Mad River above the fish hatchery.
Comment
UC1199326
Euthamia occidentalis
Joseph P. Tracy
1939-9-24
16501
Humboldt
near Blue Lake (along Mad River)
15
Comment
UC581766
Euthamia occidentalis
Joseph P. Tracy
1927-10-8
8389
Humboldt
Arcata Bottom
15
Comment
HSC9954
Festuca occidentalis
R. H. Berg
1963-5-1
62
Humboldt
HSU Campus, Arcata, CA
Comment
HSC9974
Festuca rubra
D. J. Wilder
1965-4-25
11
Humboldt
4 mi. from Arcata on Fickle Hill Rd.
Comment
HSC9989
Festuca rubra
R. H. Berg
1963-4-30
57
Humboldt
1 mi. N of Arcata, on Hwy. 101
Comment
UC1132004
Festuca rubra
H. L. Person
1932-5-11
Humboldt
near Arcata; Eureka Quad.
0
Comment
HSC9949
Festuca subuliflora
L. M. Malloy
1965-5-20
32
Humboldt
Old county dump, 5 mi. from Arcata on Fickle Hill Rd.
Comment
HSC18611
Fragaria vesca
J. C. Reppas
1963-4-11
37
Humboldt
820 Fickle Hill Rd.
Comment
HSC18636
Fragaria vesca
S. S. Stutz
1963-3-24
14
Humboldt
7 mi. SE of Arcata on Fickle Hill Rd.
Comment
CAS-BOT-BC59962
Frangula purshiana
W. R. Dudley
1899-1-1
s.n.
Humboldt
Arcata.
Comment
CAS-BOT-BC59963
Frangula purshiana
W. R. Dudley
1899-1-1
s.n.
Humboldt
Arcata.
Comment
CAS-BOT-BC59965
Frangula purshiana
A. A. Heller
1923-7-9
13775
Humboldt
About 5 mi. e. of Arcata on the road to Blue Lake.
Comment
HSC18411
Frangula purshiana
L. D. Napier
1962-5-19
15
Humboldt
1 mi. E of Arcata on Fickle Hill
168
Comment
HSC18417
Frangula purshiana
L. J. Coombes
1964-5-18
50
Humboldt
2.5 mi E of McKinleyville on Hwy. 299
Comment
HSC59446
Frangula purshiana
Kenneth Clark
1979-5-29
367
Humboldt
0.1 mi. past end of Granite Ave.
23
Comment
HSC60320
Frangula purshiana
J. P. Smith
1971-10-9
5016
Humboldt
Banks and flood plain of the Mad River above the fish hatchery.
Comment
HSC16192
Fraxinus latifolia
J. R. Lippincott
1967-7-16
14
Humboldt
1.0mi S of Blue Lake in West End Rd.
Comment
HSC39183
Fraxinus latifolia
D. E. Anderson, J. P. Smith
1971-6-28
1217
Humboldt
Along Mad River, 2 mi. S of Blue Lake.
Comment
HSC46121
Fraxinus latifolia
J. P. Smith
1971-10-9
Humboldt
Banks and flood plain of the Mad River above the fish hatchery.
Comment
POM188359
Fraxinus latifolia
Marcus E. Jones
1931-7-16
28864
Humboldt
Junction, East of Arcata.
Comment
UC479201
Fraxinus latifolia
Marcus E. Jones, A. M.
1931-7-16
28864
Humboldt
e of Arcata (Junction)
Comment
HSC100211
Fuchsia magellanica
J. P. Smith
2009-7-28
12641
Humboldt
Arcata; Along St. Louis Road.
16
Comment
JEPS6481
Galium divaricatum
Joseph P. Tracy
1920-7-11
5343
Humboldt
2 mi se Arcata; Fickle Hill
304
Comment
UC213506
Galium parisiense
Joseph P. Tracy
1920-7-11
5343
Humboldt
near Arcata (around Humboldt Bay); Northern Coast Ranges, Fickle Hill
304
Comment
HSC39162
Galium triflorum
D. E. Anderson, J. P. Smith
1971-6-28
- 1241
Humboldt
Along Mad River, 2 mi. S of Blue Lake.
Comment
HSC67840
Galium triflorum
J. P. Smith
1971-10-9
5011
Humboldt
Banks and flood plain of the Mad River above the fish hatchery.
Comment
UC1196542
Gamochaeta coarctata
Joseph P. Tracy
1948-9-26
18233
Humboldt
6 mi s of Arcata; Fickle Hill
609
Comment
CAS-BOT-BC199025
Garrya congdonii
H. L. Mason
1926-1-1
2603
Humboldt
Blue Lakes
Comment
CAS-BOT-BC188548
Garrya elliptica
H. E. McMinn
1922-8-5
353
Humboldt
Van Dusen River
Comment
UC1196886
Garrya elliptica
Joseph P. Tracy
1921-1-23
5413
Humboldt
near Lindsay Creek (hillside on Mad River); Northern Coast Region
30
Comment
UCD121122
Garrya flavescens
M. Wiesendanger
1928-4-7
932
Humboldt
Near Blue Lakes.
Comment
CHSC27892
Gaultheria shallon
Susan Perkins
1978-4-25
41
Humboldt
Redwood Park, e end of 13th St., Arcata, .8 mi e of City Hall. 7 mi nne of Eureka.
48
Comment
CHSC57372
Gaultheria shallon
Eric G. Hartwell
1983-3-30
7
Humboldt
Ca. 0.25 miles east of jct. of Jacoby Creek Rd. and Sonnenfelt Rd. T05N R01? S11 NW1/4 of SE1/4.
97
Comment
HSC12945
Gaultheria shallon
Steve Dorei
1970-10-9
30
Humboldt
Arcata, near NE entrance to Wildlife building on Humboldt State University campus
Comment
HSC1802
Gaultheria shallon
William J. Ferlatte, B. D. Rogers
1966-8-15
3127
Humboldt
5 mi. E of Arcata
Comment
HSC40118
Gaultheria shallon
Dan O'Brien
1962-5-9
Humboldt
4 1/2 mi. E on Fickle Hill Rd.
Comment
HSC59210
Gaultheria shallon
Terry Roth
1979-5-29
103
Humboldt
Arcata, entrance to the Canyon Dorms of Humboldt State University
Comment
HSC59576
Gaultheria shallon
Rick Lundquist
1979-5-23
104
Humboldt
3.4 mi. up Fickle Hill Rd. from 11th St.
274
Comment
HSC73457
Gaultheria shallon
Grunert
38
Humboldt
Jolly Giant Creek, Arcata city limit, on Jolly Giant Rd. near HSU
Comment
HSC7805
Gaultheria shallon
Dan O'Brien
1962-5-9
Humboldt
4 1/2 mi. E on Fickle Hill Rd.
Comment
HSC7809
Gaultheria shallon
D. A. Shally
1965-5-15
44
Humboldt
Arcata, 1/4 mi. NE of HSC campus on Jolly Giant Creek
Comment
RSA467223
Gaultheria shallon
T. Gertrude Williamson
1924-7-11
s.n.
Humboldt
Arcata.
Comment
UCR275108
Gaultheria shallon
Charity A. Hartshorn
2016-5-14
34
Humboldt
Arcata Community Forest
244
Comment
CHSC19518
Genista monspessulana
A. D. Sajecki
1967-7-21
9
Humboldt
Luarel Drive three blocks south of H.S.C. Library.
Comment
HSC14652
Genista monspessulana
R. J. Vernimen
1963-2-26
7
Humboldt
Sunnybrae in canyon parallel to Shirley Blvd. and ending at Beverly Dr.
Comment
HSC14654
Genista monspessulana
William J. Ferlatte
1963-4-21
18
Humboldt
Near 11th and A St., Arcata
Comment Read comments Dec 18 2011
UC165808
Geranium core-core
Joseph P. Tracy
1909-6-13
2990
Humboldt
Blue Lake Northern Coast Ranges
30
Comment
HSC23745
Geranium dissectum
Tim Baroni
1971-7-6
126
Humboldt
Bayside, 1/2 mi. from intersection of Old Arcata Rd. and Jacoby Creek Rd. on Jacoby Creek Rd.
Comment
UC14245
Geum macrophyllum
Chesnut and Drew
1888-8-10
Humboldt
Arcata
Comment
HSC45985
Gilia capitata
J. P. Smith, Steve Selva
1970-6-14
3842
Humboldt
Along Hwy. 96 at Whitmore Creek
152
Comment
POM188372
Gilia capitata
Marcus E. Jones
1931-6-16
s.n.
Humboldt
Junction East of Arcata
Comment
HSC10077
Glyceria X occidentalis
L. M. Malloy
1965-5-20
33
Humboldt
On Fickle Hill Rd. 2 mi. from Arcata.
Comment
HSC93766
Glyceria declinata
Gordon Leppig
1996-5-5
329
Humboldt
Arcata, Healthsport parking lot of Union St.
2
Comment
RSA624796
Glyceria declinata
Gordon Leppig
1996-5-5
329
Humboldt
Arcata, Healthsport parking lot of Union Street.
2
Comment
SEINET267678
Glyceria declinata
Gordon Leppig
1996-5-5
329
Humboldt
Arcata Healthsport parking lot of Union St.
2
Comment
HSC92863
Glyceria fluitans
Gordon Leppig
1995-4-6
243
Humboldt
Arcata, Alder Grove Pond.
12
Comment
HSC93744
Glyceria fluitans
Gordon Leppig, Sylvia Leppig, Kai Neander
1998-5-25
791
Humboldt
Arcata, Alder Grove Pond
18
Comment
HSC93934
Glyceria fluitans
Gordon Leppig, Sylvia Leppig
1999-4-24
1125
Humboldt
Arcata, Alder Grove Pond.
18
Comment
RSA624789
Glyceria fluitans
Gordon Leppig, Sylvia Leppig
1999-4-24
1125
Humboldt
Arcata, Alder Grove Pond.
18
Comment
SEINET267676
Glyceria fluitans
Gordon Leppig
1995-4-6
243
Humboldt
Arcata Alder Grove Pond.
12
Comment
SEINET267680
Glyceria occidentalis
Gordon Leppig
1995-4-6
243
Humboldt
Arcata; Alder Grove Pond.
12
Comment
UCD66779
Glyceria occidentalis
August L. Hormay
1932-5-11
Humboldt
Eureka, Arcata Swamp.
Comment
UCD66780
Glyceria occidentalis
August L. Hormay
1932-5-11
Humboldt
Eureka, Arcata Swamp.
Comment
HSC67008
Gnaphalium palustre
J. P. Smith
1971-10-9
5037
Humboldt
Banks and flood plain of the Mad River above the fish hatchery.
Comment
UC479505
Grindelia hirsutula
Marcus E. Jones, A. M.
1931-7-16
29143
Humboldt
Arcata
Comment
UC582666
Helenium puberulum
Joseph P. Tracy
1934-7-14
13405
Humboldt
near Blue Lake; Mad River
15
Comment
HSC13055
Hesperocyparis macrocarpa
C. E. Fellows
1970-12-7
368
Humboldt
HSC Campus, Arcata
Comment
HSC13056
Hesperocyparis macrocarpa
C. E. Fellows
1970-12-7
369
Humboldt
HSC Campus, Arcata
Comment
HSC45914
Hesperocyparis macrocarpa
Jerome Peterson
1978-4-16
3
Humboldt
HSU Campus
Comment
HSC98193
Hesperocyparis macrocarpa
Will Ferrand
2002-4-27
44
Humboldt
HSU Campus, 100ft W of library
24
Comment
CAS-BOT-BC311054
Heterotheca oregona var. oregona
Doris K. Kildale
1925-7-26
1062
Humboldt
Mad River, near Blue Lake
Comment
CAS-BOT-BC311079
Heterotheca oregona var. rudis
Frank W. Peirson
1926-7-13
7051
Humboldt
Mad River, vicinity of Blue Lake
Comment
HSC67012
Heterotheca oregona var. rudis
J. P. Smith
1971-10-9
4987
Humboldt
Banks and flood plain of the Mad River above the fish hatchery.
Comment
HSC39159
Heuchera micrantha
D. E. Anderson, J. P. Smith
1971-6-28
- 1247
Humboldt
Along Mad River, 2 mi. S of Blue Lake.
Comment
HSC67473
Hieracium albiflorum
J. P. Smith, Steve Selva
1970-6-14
3834
Humboldt
Along Hwy. 96 at Whitmore Creek
152
Comment
HSC67475
Hieracium albiflorum
J. P. Smith, Steve Selva
1970-6-14
3819
Humboldt
Along Hwy. 96 at Whitmore Creek
152
Comment
UC1224689
Hierochloe occidentalis
D. E. Anderson
1964-3-22
2925
Humboldt
on roadcut on n side of creek Jacoby Creek
Comment
HSC10129
Holcus lanatus
Paul Shields
1955-6-10
Humboldt
Arcata, Humboldt State University campus.
Comment
HSC10130
Holcus lanatus
R. V. Papike
1962-5-5
34
Humboldt
On top of Fickle Hill, 2 miles W of Arcata.
Comment
HSC10131
Holcus lanatus
E. W. Styskel
1964-4-25
70
Humboldt
Alongside College Elementary School on Humboldt State College campus in Arcata.
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
HSC10140
Holcus lanatus
N. R. Waite
1965-5-21
54
Humboldt
W edge of Humboldt State College Campus.
Comment
HSC10141
Holcus lanatus
D. E. Anderson
1961-8-11
1730
Humboldt
E of Humboldt State College campus.
30
Comment
HSC10933
Holcus lanatus
Paul Shields
1955-6-10
Humboldt
Arcata, Humboldt State University campus.
Comment
HSC27046
Holcus lanatus
Brad W. Klipfel
1973-8-24
284
Humboldt
Near Hwy. 101
Comment
HSC5261
Holcus lanatus
John Warner Hosking
1966-8-5
Humboldt
Near BSA, Humboldt State College campus, Arcata.
Comment
SEINET181175
Holcus lanatus
Bassett Maguire, R Maguire; CB Maguire
1934-6-8
15060
Humboldt
Coolidge, Redwood Park.
Comment
RSA85262
Holodiscus discolor
F. W. Peirson
1926-7-13
8655
Humboldt
Near Blue Lake, Mad River.
Comment
UC501506
Holodiscus discolor
Frank W. Peirson
1926-7-13
8655
Humboldt
vicinity of Blue Lake (bottom lands of Mad River); bottom lands of Mad River
Comment
HSC10162
Hordeum brachyantherum
C. E. Fellows
1965-5-18
85
Humboldt
50 yds. E of intersection of Bayside Cutoff and Hwy. 101
Comment
HSC10157
Hordeum murinum subsp. leporinum
W. F. Nickel
1965-5-16
Humboldt
1/4 mi. E of Arcata on road to Arcata Reservoir.
Comment
HSC104096
Hordeum vulgare
Kyle Brown
2015-4-25
44
Humboldt
Arcata; along Bayside Rd.
9
Comment
SBBG64581
Hydrocotyle ranunculoides
A. Keedy
1988-9-20
13
Humboldt
Arcata Salt Marsh Project
Comment
HSC13539
Hydrophyllum tenuipes
R. D. Zortman
1963-5-12
40
Humboldt
5 mi. NE of Arcata, S of the Mad River, off Warren Creek Rd.
91
Comment
UC169025
Hydrophyllum tenuipes
W. C. Blasdale
1896-6-3
Humboldt
Blue Lake
Comment
UC24091
Hydrophyllum tenuipes
W. C. Blasdale
1896-6-3
Humboldt
Blue Lake
Comment
HSC47580
Iris douglasiana
Sheila Logan
1978-4-10
176
Humboldt
Redwood Park behind HSU campus
Comment
HSC69580
Iris douglasiana
R. Kalal
1980-6-3
5
Humboldt
Along Fickle Hill Rd., 0.8 mi. E of its junction with 11th St.
189
Comment
UCR275116
Iris douglasiana
Charity A. Hartshorn
2016-5-14
30
Humboldt
Arcata Community Forest
244
Comment
CDA14235
Isatis tinctoria
R. Spadoni
1998-5-11
s.n.
Humboldt
Hwy 299 near Blue Lake.
0
Comment
UC479412
Jaumea carnosa
Marcus E. Jones, A. M.
1931-7-16
29118
Humboldt
Arcata
Comment
HSC45954
Juncus balticus subsp. ater
J. P. Smith, Steve Selva
1970-6-14
3822
Humboldt
Along Hwy. 96 at Whitmore Creek
152
Comment
HSC103408
Juncus bolanderi
Ivy Watson
2008-10-5
34
Humboldt
Blue Lake; ~ 500 ft. upstream of the Hatchery Rd. bridge, north bank.
22
Comment
HSC67959
Juncus bolanderi
Steve Selva, J. P. Smith
1970-6-14
3524
Humboldt
Along Hwy. 96 at Whitmore Creek
152
Comment
CHSC2217
Juncus breweri
M. Anthony
1960-5-14
Humboldt
Near Arcata.
Comment
HSC13992
Juncus bufonius
Paul Shields
1965-6-16
Humboldt
HSC campus
Comment
HSC13997
Juncus bufonius
Paul Shields
1955-6-18
Humboldt
H.S.C. campus
Comment
HSC97443
Juncus bufonius var. bufonius
Ivy Watson
2008-10-5
39
Humboldt
Blue Lake; ~ 500 ft. upstream of the Hatchery Rd. bridge, north bank.
22
Comment
UC1152110
Juncus covillei
Joseph P. Tracy
1934-7-14
13401
Humboldt
near Blue Lake (along Mad River); Mad River
15
Comment
UC1152001
Juncus occidentalis
Joseph P. Tracy
1937-8-3
15609
Humboldt
near Blue Lake (along Mad River); Mad River
15
Comment
LA209293
Keckiella breviflora
Marcus E. Jones;
1931-7-16
28828
Humboldt
junction, E of Arcata
Comment
CAS-BOT-BC235879
Keckiella corymbosa
Frank W. Peirson
1926-7-13
7060
Humboldt
Mad River, vicinity of Blue Lake
Comment
RSA79773
Keckiella corymbosa
F. W. Peirson
1926-7-13
7060
Humboldt
Mad River, near Blue Lake.
Comment
CAS-BOT-BC237831
Keckiella lemmonii
Marcus E. Jones
1931-7-16
28828
Humboldt
Junction, East of Arcata
Comment
CAS-BOT-BC237835
Keckiella lemmonii
Marcus E. Jones
1931-7-16
28828
Humboldt
Junction, East of Arcata
Comment
UC479136
Keckiella lemmonii
Marcus E. Jones, A. M.
1931-7-16
28828
Humboldt
e of Arcata (Junction)
Comment
CHSC79684
Lamiastrum galeobdolon
Gordon Leppig; Kai Neander
2000-4-13
1292
Humboldt
Arcata. 100 m south of trail 5 and 10 intersection. UTM zone 10, 4527N, 40E.
91
Comment
UC1222418
Lathyrus glandulosus
Joseph P. Tracy
1949-6-20
18313
Humboldt
6 mi se Arcata; Fickle Hill
609
Comment
UC1368671
Lathyrus glandulosus
J. P. Tracy
1948-8-7
18085
Humboldt
Fickle Hill
609
Comment
CHSC859
Lathyrus littoralis
M. Anthony
1960-5-14
Humboldt
Near Arcata.
Comment
UC931756
Lathyrus vestitus
C. L. Hitchcock
1949-6-8
19096
Humboldt
2 mi w Blue Lake (along Highway 299)
Comment
JEPS36508
Leontodon saxatilis subsp. saxatilis
F. W. Peirson
1926-7-13
7056
Humboldt
near Blue Lake; Mad River
Comment
CHSC31922
Lepidium didymum
M. S. Taylor
1980-10-9
3365
Humboldt
Bed of Jacoby Creek, ca. 1/4 mi w of its jct with Arcata Rd, ca. 5 mi s of Arcata in Bayside.
15
Comment
CAS-BOT-BC334617
Leucanthemum vulgare
Joseph P. Tracy
1937-6-23
15360
Humboldt
Along Mad River near Blue Lake
15
Comment
HSC39167
Leucanthemum vulgare
D. E. Anderson, J. P. Smith
1971-6-28
- 1236
Humboldt
Along Mad River, 2 mi. S of Blue Lake.
Comment
UC581785
Leucanthemum vulgare
Joseph P. Tracy
1937-6-23
15360
Humboldt
along Mad River; Blue Lake
Comment
HSC12864
Leucojum aestivum
D. La Conte
1970-11-17
17
Humboldt
HSC campus, Arcata
Comment
RSA259563
Leymus vancouverensis
D. E. Anderson, J. P. Smith
1971-6-28
J- 1260
Humboldt
2.5 miles South of Blue lake along Mad River
Comment
HSC12923
Ligustrum ovalifolium
Steve Dorei
1970-12-4
87
Humboldt
HSC Campus, W side of rd. leading to Wildlife Building
Comment
HSC13238
Ligustrum ovalifolium
Jana Kattenhorn
1970-10-24
105
Humboldt
HSC Campus, S of building 37
Comment
CAS-BOT-BC130686
Lilium occidentale
Doris K. Kildale
1925-6-30
1337
Humboldt
On road to Humboldt Country Club 7 mi from Eureka
Comment
CAS-BOT-BC130687
Lilium occidentale
Doris K. Kildale
1925-7-1
1338
Humboldt
Near Bayside
Comment
CAS-BOT-BC130689
Lilium occidentale
Doris K. Kildale
1925-6-30
1384
Humboldt
On road to Humboldt Country Club 7 miles south of Eureka
Comment
UC1197702
Lilium occidentale
Doris Kildale
1925-7-20
Humboldt
near Bayside
15
Comment
CDA1626
Limnobium laevigatum
Gordon Leppig, Tony LaBanca
2003-3-13
1823
Humboldt
Alder Grove Pond, Arcata.
Comment
CDA20098
Limnobium laevigatum
E. Finley
2003-3-27
PDR 1035513
Humboldt
North Coast Ranges; Alder Grove Marsh, Arcata.
0
Comment
CHSC89511
Limnobium laevigatum
Gordon Leppig; T. LaBanca
2003-3-13
1823
Humboldt
Arcata, Alder Grove Pond. On south shore of wetland. UTM Zone 10, 428185 N, 410100 E.
9
Comment
UCR160588
Limnobium laevigatum
Gordon Leppig, Tony LaBanca
2003-3-13
1823
Humboldt
Alder Grove [Rd.] Pond, Arcata
9
Comment Read comments Jul 6 2015
UC902241
Linaria vulgaris
Joseph P. Tracy
1941-9-1
16996
Humboldt
Blue Lake
30
Comment
HSC10302
Lolium perenne
John Warner Hosking
1968-6-7
Humboldt
HSC Campus, Arcata.
Comment
HSC10306
Lolium perenne
R. H. Berg
1963-2-27
4
Humboldt
Arcata, Fickle Hill area.
Comment
HSC10308
Lolium perenne
Paul Shields
1955-6-10
Humboldt
Arcata, Humboldt State University campus.
Comment
HSC10309
Lolium perenne
E. W. Styskel
1964-4-25
69
Humboldt
Alongside College Elementary School on Humboldt State College Campus, Arcata.
Comment
HSC10310
Lolium perenne
Paul Shields
Nov 1954
Humboldt
Humboldt State campus.
Comment
HSC10312
Lolium perenne
N. R. Waite
1965-5-19
43
Humboldt
W edge of Humboldt State University campus.
Comment
HSC32477
Lolium perenne
Craig Guyer
1974-9-28
Humboldt
4th St. near Union, Arcata.
Comment
HSC42239
Lolium perenne
W. F. Nickel
1965-5-13
Humboldt
On W side of College Elementary School on Humboldt State College Campus.
Comment
POM188113
Lolium perenne
Marcus E. Jones
1931-7-16
29212
Humboldt
Arcata.
Comment
HSC10321
Lolium temulentum
H. S. Logsdon
1964-5-14
41
Humboldt
12 mi. SE of Trinidad Head, Jct. Hwy. 299 and Hwy. 101
Comment
CAS-BOT-BC240468
Lonicera hispidula
H. E. McMinn
1922-8-5
345
Humboldt
Van Duzen River
Comment
HSC31654
Lonicera involucrata var. ledebourii
Timothy B. Devine
1974-5-4
326
Humboldt
Mad River floodplain 1 mi. from Blue Lake on Hatchery Rd.
305
Comment
SFV18507
Lonicera involucrata var. ledebourii
D. Graydon
2002-5-5
39
Humboldt
Mad River Fish Hatchery, Blue Lake. Along east-facing slope of Mad River, next to gravel trail.
16
Comment
UC33554
Lotus aboriginus
Chesnut and Drew
1888-7-8
Humboldt
Arcata
Comment
HSC39720
Lotus corniculatus
D. E. Anderson, J. P. Smith
1971-6-28
- 1256
Humboldt
2.5 mi. S of Blue Lake along the Mad River
Comment
UC1223404
Lotus denticulatus
Joseph P. Tracy
1934-6-23
13254
Humboldt
near Blue Lake; Mad River
15
Comment
UC1197308
Lotus humistratus
Joseph P. Tracy
1931-5-3
9354
Humboldt
near Blue Lake; Northern Coast Region, Mad River
15
Comment
UC726367
Lotus purshianus var. purshianus
A. A. Heller
1923-7-9
13778
Humboldt
5 mi from Arcata (near Blue Lake)
Comment
UC1197255
Lupinus arboreus
J. P. Tracy
1912-3-31
3566
Humboldt
Blue Lake
30
Comment
UC1223282
Lupinus formosus
Joseph P. Tracy
1941-9-1
16997
Humboldt
Blue Lake
Comment
RSA167398
Lupinus formosus var. formosus
Joseph P. Tracy
1941-9-1
16997
Humboldt
Blue Lake.
Comment
JEPS65425
Lupinus polyphyllus
Kate Jared Stirring
1923-6-5
Humboldt
Arcata
Comment
HSC14864
Lupinus rivularis
T. W. Beck
1963-4-27
36
Humboldt
Humboldt Meridian. Camp Bauer, Korbel. Near the Mad River.
Comment
HSC14893
Lupinus rivularis
S. S. Stutz
1963-4-28
32
Humboldt
7 mi. SE of Arcata, on Fickle Hill Rd.
Comment
HSC59591
Lupinus variicolor
Rick Lundquist
1979-4-6
2
Humboldt
Arcata, SE Corner of 7th and Union St.
24
Comment
HSC14130
Luzula comosa
Paul Shields
May 1955
Humboldt
HSC campus
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
HSC43315
Lycopodium clavatum
John DeMartini
1977-12-15
Humboldt
McKinleyville, along Mill Creek just below forks, along N side of creek.
Comment
HSC77926
Lycopodium clavatum
L. P. Janeway
1984-3-14
715
Humboldt
Arcata Community Forest, at edge of access road, NW-facing slope.
229
Comment
HSC30342
Lysichiton americanus
Dale R. Gradek
1974-5-28
94
Humboldt
0.25 mi. E of Hwy. 101 on Jolly Giant Creek
61
Comment
HSC93250
Lysichiton americanus
Gordon Leppig
1998-3-9
712
Humboldt
Arcata, Alder Grove Pond, E side
12
Comment
UCR179284
Lysichiton americanus
R. G. Swinney
1968-3-29
238
Humboldt
East of Humboldt State College, Arcata
152
Comment
CAS-BOT-BC343589
Madia sativa
Joseph P. Tracy
1936-8-24
15178
Humboldt
Fickle Hill, 6 miles Southeast of Arcata
609
Comment
UC581812
Madia sativa
Joseph P. Tracy
1936-8-24
15178
Humboldt
6 mi se Arcata; Fickle Hill
609
Comment
CHSC2298
Maianthemum dilatatum
M. Anthony
1960-5-14
Humboldt
Arcata.
Comment
CHSC2299
Maianthemum dilatatum
M. Anthony
1960-5-14
Humboldt
Arcata.
Comment
CHSC27891
Maianthemum dilatatum
Susan Perkins
1978-4-25
44
Humboldt
Redwood Park, e end of 13th St., Arcata. 0.8 mi e of City Hall. 7 mi nne of Eureka.
48
Comment
UC1134631
Maianthemum dilatatum
R. Stahelin
1933-5-17
Humboldt
Arcata City Park Eureka Quad., Arcata City Park
Comment
UCR275106
Maianthemum dilatatum
Charity A. Hartshorn
2016-5-14
36
Humboldt
Arcata Community Forest
244
Comment
CAS-BOT-BC347412
Malacothrix floccifera
Marcus E. Jones
1931-7-16
29095
Humboldt
Junction, East of Arcata
Comment
POM187937
Malacothrix floccifera
Marcus E. Jones
1931-7-16
29095
Humboldt
Junction, East of Arcata.
Comment
UC479395
Malacothrix floccifera
Marcus E. Jones, A. M.
1931-7-15
29095
Humboldt
e of Arcata (junction)
Comment
CAS-BOT-BC140137
Malus fusca
W. R. Dudley
1899-1-1
s.n.
Humboldt
Arcata
Comment
UC14229
Malus fusca
Chesnut and Drew
1888-8-10
Humboldt
Arcata
Comment
HSC15993
Malva nicaeensis
Paul Shields
1955-6-3
Humboldt
HSC campus
Comment
HSC15994
Malva nicaeensis
Paul Shields
1955-6-3
Humboldt
HSC campus
Comment
HSC59579
Marah oregana
Rick Lundquist
1979-5-23
103
Humboldt
3.4 mi. up Fickle Hill Rd. from 11th St.
274
Comment
HSC7029
Marah oregana
D. A. Shally
1965-5-15
46
Humboldt
Arcata, 1/4 mi. NE of HSC campus on Jolly Giant Creek
Comment
HSC7031
Marah oregana
R. D. Zortman
1963-5-15
47
Humboldt
5 mi. NE of Arcata, S of the Mad River, off Warren Creek Rd.
91
Comment
JEPS42489
Marah oregana
W. L. Jepson
1902-6-24
1931
Humboldt
Blue Lake
Comment
HSC14978
Medicago polymorpha
A. E. Inman
1962-5-25
Humboldt
Mad River, Lindsey Creek jct., 50 yards W of Lindsey Creek.
Comment
HSC10367
Melica subulata
R. D. Zortman
1963-5-5
31
Humboldt
5 mi. NE of Arcata, S of Mad River, off Warren Creek Rd.
91
Comment
HSC46021
Melilotus albus
Catherine Chin
1978-8-5
92
Humboldt
7th & A St., Arcata
Comment
UC673063
Melilotus albus
Joseph P. Tracy
1933-8-13
1
Humboldt
along river near Blue Lake; Mad River
15
Comment
HSC15523
Melilotus indicus
Jana Kattenhorn
1970-10-28
154
Humboldt
Mad River at the mouth of Lindsey Creek, N Bank Rd. off Hwy. 299
Comment
JEPS63457
Mentha aquatica
Joseph P. Tracy
1927-10-8
8388
Humboldt
Arcata Bottom
9
Comment
UC577380
Mentha aquatica
Joseph P. Tracy
1927-10-8
8388
Humboldt
Arcata Bottom
9
Comment
UC1225835
Mentha suaveolens
Joseph P. Tracy
1943-11-7
17450
Humboldt
near Bayside; near Bayside
6
Comment
A362759
Menziesia ferruginea
I. L. Wiggins
1932-6-18
5866
Unknown
along Jacoby Creek, 2 mi. E. of Bayside
Comment
UC527824
Menziesia ferruginea
Ira L. Wiggins
1932-6-18
5866
Humboldt
2 mi e of Bayside (along Jacoby Creek); Jacoby Creek
Comment
UCR37537
Menziesia ferruginea
L. P. Janeway
1983-5-3
258
Humboldt
Community Forest Main Access Rd., east of HSU
168
Comment
HSC28256
Menziesia ferruginea subsp. ferruginea
Gary S. Lester
1973-12-2
59
Humboldt
Humboldt State University Campus, Arcata
Comment
HSC36233
Menziesia ferruginea subsp. ferruginea
John Rehling
1975-5-8
63
Humboldt
E of Humboldt State University Campus, Arcata
Comment
HSC77388
Menziesia ferruginea subsp. ferruginea
L. P. Janeway
1983-4-20
237
Humboldt
Along Community Forest main access rd., E of HSU campus
168
Comment
HSC77389
Menziesia ferruginea subsp. ferruginea
L. P. Janeway
1983-5-3
258
Humboldt
Community Forest Main Access Rd., E of HSU
168
Comment
HSC7849
Menziesia ferruginea subsp. ferruginea
J. C. Reppas
1963-4-20
33
Humboldt
1 mi. N of Fickle Hill Rd.
Comment
HSC7850
Menziesia ferruginea subsp. ferruginea
F. Morrell
1949-4-22
11
Humboldt
Back Humboldt State University fish hatchery
Comment
HSC12696
Mimulus dentatus
Jana Kattenhorn
1970-10-28
153
Humboldt
Mad River at the mouth of Lindsey Creek. North Bank Rd. off Hwy. 299
Comment
HSC20709
Mimulus dentatus
R. D. Zortman
1963-5-12
41
Humboldt
5 mi. NE of Arcata, S of the Mad River, off Warren Creek Rd.
91
Comment
HSC20712
Mimulus dentatus
R. Spellenberg
1965-6-14
1133
Humboldt
1.5 mi E of Bayside on road leading up Jacoby Creek
Comment
HSC39160
Mimulus dentatus
D. E. Anderson, J. P. Smith
1971-6-28
Humboldt
Along Mad River, 2 mi. S of Blue Lake.
Comment
HSC59136
Mimulus guttatus
Terry Roth
1979-5-20
61
Humboldt
Along old logging road that follows Jolly Giant Creek.
79
Comment
JEPS10790
Mimulus inodorus
Joseph P. Tracy
1934-8-6
13561
Humboldt
near Blue Lake; Mad River
15
Comment
UC582481
Mimulus inodorus
Joseph P. Tracy
1934-8-6
13561
Humboldt
near Blue Lake; Mad River
15
Comment
HSC97442
Mimulus moschatus
Ivy Watson
2008-9-11
8
Humboldt
Blue Lake, 300 m downstream of the Hatchery Rd. bridge, N bank
22
Comment
HSC12793
Mimulus pilosus
Jana Kattenhorn
1970-10-28
149
Humboldt
Mad River at the mouth of Lindsey Creek, N Bank Rd. off Hwy. 299
Comment
HSC72438
Mimulus pilosus
J. P. Smith
1971-10-9
5010
Humboldt
Banks and flood plain of the Mad River above the fish hatchery.
Comment
UC1173697
Mimulus pilosus
Joseph P. Tracy
1939-9-24
16502
Humboldt
near Blue Lake; Mad River
15
Comment
HSC20242
Mitella caulescens
D. E. Anderson
1967-6-7
4350
Humboldt
Along Puter Creek, tributary to Mad River, about 3 mi. S of Blue Lake
Comment
CAS-BOT-BC220516
Monardella villosa
Marcus E. Jones
1931-7-16
28821
Humboldt
Junction, East of Arcata
Comment
UC479138
Monardella villosa subsp. villosa
Marcus E. Jones, A. M.
1931-7-16
28821
Humboldt
Junction, East of Arcata
Comment
HSC39174
Montia parvifolia
D. E. Anderson, J. P. Smith
1971-6-28
- 1228
Humboldt
Along Mad River, 2 mi. S of Blue Lake.
Comment
HSC104051
Myosotis latifolia
E. R. Fyer
2015-4-29
32
Humboldt
Arcata Community Forest
166
Comment
UCR179282
Myosotis latifolia
R. G. Swinney
1968-3-29
239
Humboldt
East of Humboldt State College, Arcata
152
Comment
UCR275121
Myosotis laxa
Charity A. Hartshorn
2016-5-14
27
Humboldt
Arcata Community Forest
244
Comment
HSC59201
Myosotis sylvatica
Terry Roth
1979-5-20
66
Humboldt
Along old logging road that follows Jolly Giant Creek.
79
Comment
UC1541037
Myrica californica
Adele Lewis Grant
1938-8-5
Humboldt
n. Arcata
Comment
SEINET200785
Myriophyllum aquaticum
J. P. Tracy
1933-7-20
12810
Humboldt
Along Mad River; near Blue Lake.
15
Comment
UC562532
Myriophyllum aquaticum
Joseph P. Tracy
1933-7-20
12810
Humboldt
Along Mad River, near Blue Lake.
15
Comment
UC1198530
Navarretia squarrosa
Joseph P. Tracy
1941-9-1
16998
Humboldt
near Blue Lake (along Mad River); Mad River
15
Comment
UCSB30602
Notholithocarpus densiflorus
Edwards, David
1974-7-26
Humboldt
On E. bank of Mad River, ca. at its junction with Puter Creek, ca. 2 mi. SW of Korbel
27
Comment
CAS-BOT-BC142251
Oemleria cerasiformis
C. Hart Merriam
1918-8-11
s.n.
Humboldt
Blue Lake
Comment
CAS-BOT-BC142252
Oemleria cerasiformis
C. Hart Merriam
1918-1-1
s.n.
Humboldt
Blue Lake
Comment
CAS-BOT-BC142298
Oemleria cerasiformis
Doris K. Kildale
1927-3-26
2996
Humboldt
Warren Creek, Lower Mad River
Comment
CAS-BOT-BC142300
Oemleria cerasiformis
C. Hart Merriam
1918-8-11
s.n.
Humboldt
Blue Lake
Comment
UC1198781
Oemleria cerasiformis
Joseph P. Tracy
1906-4-15
2405
Humboldt
mouth of Lindsay Creek Northern Coast Ranges (bottomlands of Mad River)
30
Comment
UC1198785
Oemleria cerasiformis
Joseph P. Tracy
1923-4-1
6172
Humboldt
Blue Lake; Northern Coast Ranges
60
Comment
UC154222
Oemleria cerasiformis
Joseph P. Tracy
1909-6-13
2993
Humboldt
near Blue Lake; Northern Coast Ranges, Mad River Valley
30
Comment
UC183584
Oemleria cerasiformis
Joseph P. Tracy
1912-3-31
3564
Humboldt
Blue Lake; Northern Coast Ranges
30
Comment
UC183620
Oemleria cerasiformis
Joseph P. Tracy
1912-3-31
3565
Humboldt
Blue Lake; Northern Coast Region
30
Comment
HSC21577
Oenanthe sarmentosa
Paul Shields
1965-6-16
Humboldt
HSC campus
Comment
UC1123090
Oenanthe sarmentosa
H. L. Person
1932-8-22
Humboldt
Eureka Quad., Arcata, Redwood Auto Camp.
Comment
UC1197136
Oenanthe sarmentosa
Joseph P. Tracy
1932-9-17
10802
Humboldt
Arcata Bottom
15
Comment
GH346962
Osmaronia cerasiformis
J. P. Tracy
1912-3-31
3564
Unknown
Blue Lake
30
Comment
HSC21583
Osmorhiza berteroi
R. D. Zortman
1963-5-15
49
Humboldt
5 mi. NE of Arcata, S of the Mad River, off Warren Creek Rd.
91
Comment
HSC21587
Osmorhiza purpurea
R. D. Zortman
1963-5-12
39
Humboldt
5 mi. NE of Arcata, S of the Mad River, off Warren Creek Rd.
91
Comment
UCR275113
Oxalis articulata
Charity A. Hartshorn
2016-5-14
38
Humboldt
Arcata Community Forest
244
Comment
HSC16717
Oxalis articulata subsp. rubra
William J. Ferlatte
1963-4-27
23
Humboldt
Waste place near 11th and B street, in Arcata.
Comment
HSC16703
Oxalis oregana
D. E. Anderson
1961-8-11
1726
Humboldt
E of Humboldt State University campus
30
Comment
HSC22047
Oxalis oregana
B. D. Rogers, D. E. Anderson
1965-5-1
511
Humboldt
4 mi. SE of Arcata along Jacoby Creek
Comment
HSC59195
Oxalis oregana
Terry Roth
1979-5-20
59
Humboldt
Along old logging road that follows Jolly Giant Creek.
79
Comment
UC14238
Oxalis oregana
Chesnut and Drew
1888-7-8
Humboldt
Arcata
Comment
UCR179287
Oxalis oregana
R. G. Swinney
1968-3-8
216
Humboldt
Arcata
152
Comment
UCR275105
Oxalis oregana
Charity A. Hartshorn
2016-5-14
37
Humboldt
Arcata Community Forest
244
Comment
JEPS4481
Parentucellia viscosa
Joseph P. Tracy
1911-7-12
3530
Humboldt
Blue Lake; Northern Coast Ranges
60
Comment
JEPS84972
Parentucellia viscosa
Barbara Ertter with Thomas J. Delendick
1987-5-16
6915
Humboldt
8 mi e of Arcata (9 1/2 mi w of Lord Ellis Summit, Hwy 299 roadside); Hwy 299
Comment
UC162690
Parentucellia viscosa
Joseph P. Tracy
1911-7-12
3530
Humboldt
Blue Lake; Northern Coast Ranges
60
Comment
UC885089
Parentucellia viscosa
John Thomas Howell
1937-7-31
13719
Humboldt
3 mi w Korbel
Comment
HSC39178
Pentagramma triangularis
D. E. Anderson, J. P. Smith
1971-6-28
- 1223
Humboldt
Along Mad River, 2 mi. S of Blue Lake.
Comment
HSC6051
Petasites frigidus var. palmatus
D. E. Anderson
1962-3-18
1942
Humboldt
Jacoby Creek
Comment
HSC6056
Petasites frigidus var. palmatus
S. S. Stutz
1963-3-24
13
Humboldt
7 mi. SE of Arcata on Fickle Hill Rd.
Comment
UC1215535
Petasites frigidus var. palmatus
D. E. Anderson
1962-12-9
2346
Humboldt
e of Humboldt State College campus
Comment
UCR179280
Petasites frigidus var. palmatus
R. G. Swinney
1968-3-28
236
Humboldt
East of Humboldt State College, Arcata
152
Comment
HSC65631
Phacelia egena
J. P. Smith, Steve Selva
1970-6-14
3828
Humboldt
Along Hwy. 96 at Whitmore Creek
152
Comment
CDA20501
Phalaris arundinacea
P. Haggard
2004-7-8
PDR 1285917
Humboldt
North Coast; Alder Grove Park near pond.
0
Comment
HSC93782
Phalaris arundinacea
Gordon Leppig
1998-5-25
793
Humboldt
Arcata, Alder Grove Pond
18
Comment
CAS-BOT-BC76572
Philadelphus lewisii
A. A. Heller
1923-7-9
13776
Humboldt
About 5 miles east of Arcata along the road to Blue Lake in teh redwood belt.
Comment
UC725910
Philadelphus lewisii
A. A. Heller
1923-7-9
13776
Humboldt
near Blue Lake (5 mi from Arcata)
Comment
CHSC2361
Phyllospadix scouleri
M. Anthony
1960-5-14
Humboldt
Near Arcata.
Comment
CHSC2362
Phyllospadix scouleri
M. Anthony
1960-5-14
Humboldt
Near Arcata.
Comment
HSC31649
Physocarpus capitatus
Timothy B. Devine
1974-5-4
327
Humboldt
Mad River floodplain 1 mi. from Blue Lake on Hatchery Rd.
305
Comment
HSC39176
Physocarpus capitatus
D. E. Anderson, J. P. Smith
1971-6-28
1225
Humboldt
Along Mad River, 2 mi. S of Blue Lake.
Comment
CHSC81
Picea sitchensis
M. Anthony
1960-5-14
Humboldt
Near Arcata.
Comment
HSC28257
Picea sitchensis
Gary S. Lester
1973-12-2
56
Humboldt
E of HSC campus
Comment
HSC31521
Picea sitchensis
Steve Selva, Roger Jensen
1974-8-28
94
Humboldt
Behind Humboldt State University, Arcata.
Comment
HSC93254
Picea sitchensis
Gordon Leppig
1998-3-15
719
Humboldt
Quarry Rd. off Jacoby Creek
98
Comment
UC16264
Pisum sativum
Joseph Burtt Davy and Walter C. Blasdale
1899-6-18
5607
Humboldt
Blue Lakes
Comment
POM126348
Plagiobothrys reticulatus
1909-6-13
22989 .75
Humboldt
Blue Lake
30
Comment
UC1239571
Plagiobothrys reticulatus
Joseph P. Tracy
1933-7-20
12812 1/2
Humboldt
along Mad River (near Blue Lake); , Blue Lake
15
Comment
UC206143
Plagiobothrys reticulatus
J. P. Tracy
1909-6-13
2989 1/2
Humboldt
Blue Lake
30
Comment
UC582611
Plagiobothrys reticulatus
Joseph P. Tracy
1936-6-5
14857
Humboldt
6 mi se Arcata (Fickle Hill); Fickle Hill
609
Comment
UC1239615
Plagiobothrys tenellus
Joseph P. Tracy
1933-5-18
12190
Humboldt
near Blue Lake (on gravel bar); Northern Coast Region, Mad River
15
Comment
UC1116244
Plantago major
Joseph P. Tracy
1942-7-25
17300
Humboldt
6 mi se Arcata; Fickle Hill
609
Comment
HSC10611
Pleuropogon refractus
R. Spellenberg
1965-6-14
1134
Humboldt
1.5 mi E of Bayside on road leading up Jacoby Creek
Comment
HSC93191
Pleuropogon refractus
Claire Golec
1998-5-20
Humboldt
Blue Lake
Comment
RSA336495
Pleuropogon refractus
Paul But
1975-4-1
P 12
Humboldt
Along Jacoby Creek Road, Jacoby Creek, about 3 miles N of Eureka
Comment
UC1103800
Pleuropogon refractus
Joseph P. Tracy
1905-4-2
2158
Humboldt
1 mi below Blue Lake (on Mad River); Northern Coast Ranges, Mad River
60
Comment
UC1152688
Pleuropogon refractus
D. E. Anderson
1963-3-24
2404 b
Humboldt
Old logging road on s side of Jacoby Creek
Comment
UC1258192
Pleuropogon refractus
Paul But with Grace Law
1976-5-15
P 28
Humboldt
3 mi n of Eureka (along Jacoby Creek Road); Jacoby Creek
Comment
UC1258206
Pleuropogon refractus
Paul But
Aug 1977
P 47
Humboldt
Jacoby Creek
Comment
UC1258214
Pleuropogon refractus
Paul But
1975-6-1
P 12
Humboldt
about 3 mi n of Eureka (along Jacoby Creek Road); Jacoby Creek
Comment
HSC10618
Poa annua
R. H. Berg
1963-3-1
5
Humboldt
Arcata, Fickle Hill area.
Comment
HSC10620
Poa annua
R. D. Zortman
1963-3-15
46
Humboldt
5 mi. NE of Arcata, S of the Mad River, off Warren Creek Rd.
91
Comment
HSC10626
Poa annua
William J. Ferlatte
1963-5-8
39
Humboldt
Near 11th and B Sts., Arcata.
Comment
UC576260
Poa howellii
H. S. Yates
1936-6-16
5683
Humboldt
near Bayside; Eureka Quadrangle
9
Comment
HSC10764
Poa pratensis
Gene S. Van Horn
1962-5-5
13
Humboldt
Arcata, 250 East 17th St.
61
Comment
HSC10768
Poa pratensis
N. R. Waite
1965-5-19
42
Humboldt
W edge of Humboldt State University campus.
Comment
HSC10770
Poa pratensis
R. D. Zortman
1963-5-5
32
Humboldt
5 mi. NE of Arcata, S of the Mad River, off Warren Creek Rd.
91
Comment
HSC26535
Poa pratensis
J. P. Smith
1971-10-9
5001
Humboldt
Banks and flood plain of the Mad River above the fish hatchery.
Comment
HSC39179
Poa pratensis
D. E. Anderson, J. P. Smith
1971-6-28
- 1222
Humboldt
Along Mad River, 2 mi. S of Blue Lake.
Comment
HSC39187
Poa pratensis
D. E. Anderson, J. P. Smith
1971-6-28
- 1226
Humboldt
Along Mad River, 2 mi. S of Blue Lake.
Comment
HSC39722
Poa pratensis
D. E. Anderson, J. P. Smith
1971-6-28
- 1254
Humboldt
2.5 mi. S of Blue Lake along the Mad River
Comment
HSC10714
Poa secunda subsp. secunda
D. J. Wilder
1965-4-25
12
Humboldt
Humboldt State College Campus, Laurel Dr.
Comment
HSC10805
Poa trivialis
William J. Ferlatte
1963-5-6
35
Humboldt
Arcata, near 11th and B Sts.
Comment
HSC10807
Poa trivialis
R. D. Zortman
1963-5-15
45
Humboldt
5 mi. NE of Arcata, S of the Mad River, off Warren Creek Rd.
91
Comment
RSA129470
Poa trivialis
H. S. Yates
1936-6-16
5683
Humboldt
Near Bayside
9
Comment
UC589885
Poa trivialis
H. S. Yates
1936-6-16
5682
Humboldt
near Bayside; Eureka Quad.
9
Comment
UCD92117
Poa trivialis
H. S. Yates
1936-6-16
6582
Humboldt
near Bayside.
Comment
CDA3403
Polycarpon tetraphyllum
Gordon Leppig
2000-12-6
1522
Humboldt
13th and A Streets, Arcata.
Comment
HSC94145
Polycarpon tetraphyllum
Gordon Leppig
2000-12-6
1522
Humboldt
13th and A St. in Arcata
49
Comment
HSC67530
Polygala cornuta
J. P. Smith, Steve Selva
1970-6-14
3841
Humboldt
Along Hwy. 96 at Whitmore Creek
152
Comment
HSC17467
Polygonum aviculare
P. W. Shields
1955-6-18
Humboldt
HSC Campus
Comment
HSC17470
Polygonum aviculare
P. W. Shields
1955-6-18
Humboldt
HSC Campus
Comment
UC1101120
Polygonum persicaria
Malcolm A. Nobs and S. Galen Smith
1949-8-9
1233
Humboldt
Town of Blue Lake; marshy pond on s side
Comment
HSC1126
Polypodium glycyrrhiza
R. D. Zortman
1963-5-5
35
Humboldt
5 mi. NE of Arcata, S of the Mad River, off Warren Creek Rd.
91
Comment
CAS-BOT-BC233212
Polypogon maritimus
Joseph P. Tracy
1933-7-20
12811
Humboldt
Along Mad River, near Blue Lake
15
Comment
CAS-BOT-BC233213
Polypogon maritimus
Joseph P. Tracy
1933-7-20
12811
Humboldt
Along Mad River, near Blue Lake
15
Comment
HSC10833
Polypogon maritimus
J. P. Tracy
1933-7-20
12811
Humboldt
Along Mad River, near Blue Lake.
15
Comment
UC526768
Polypogon maritimus
Joseph P. Tracy
1933-7-20
12811
Humboldt
along Mad River near Blue Lake; along Mad River, near Blue Lake
15
Comment
HSC10853
Polypogon monspeliensis
David K. Smith
1968-11-20
80
Humboldt
About 4 miles SE of Arcata, along Jacoby Creek.
Comment
HSC39900
Polypogon monspeliensis
J. P. Smith
1971-10-9
5035
Humboldt
Banks and flood plain of the Mad River above the fish hatchery.
Comment
UCSC000003
Polypogon monspeliensis
H. L. Person
1932-5-11
s.n.
Humboldt
Near Arcata
15
Comment
HSC46091
Polystichum imbricans
J. P. Smith, Steve Selva
1970-6-14
3814
Humboldt
Along Hwy. 96 at Whitmore Creek
152
Comment
HSC12977
Polystichum munitum
M. Athey, D. La Conte
1970-11-28
2
Humboldt
HSU campus
Comment
HSC13039
Polystichum munitum
D. Santana, C. Kline
Oct 1970
24
Humboldt
HSC Campus
Comment
HSC13042
Polystichum munitum
T. C. DeCew
1970-11-14
35
Humboldt
HSU Campus
Comment
RSA1504
Polystichum munitum
E. R. Johnson
1929-08
1409
Humboldt
Arcata Redwood Park
76
Comment
SDSU1640
Polystichum munitum
Harvey
1938-8-13
2251
Humboldt
Redwood Park.
Comment
SDSU276
Polystichum munitum
D. R Harvey
1938-8-13
2251
Humboldt
Redwood Park.
Comment
CAS-BOT-BC102905
Populus trichocarpa
Doris K. Kildale
1926-3-24
1618
Humboldt
Lindsey Creek bridge - Lower Mad River
26
Comment
CAS-BOT-BC102911
Populus trichocarpa
Doris K. Kildale
1926-11-13
2853
Humboldt
mouth of Lindsey Creek - Lower Mad River
Comment
HSC13800
Populus trichocarpa
Steve Dorei
1970-10-13
41
Humboldt
HSU campus, S side of Forestry Bldg.
Comment
HSC31655
Populus trichocarpa
Timothy B. Devine
1974-5-4
325
Humboldt
Mad River floodplain 1 mi. from Blue Lake on Hatchery Rd.
305
Comment
UC1196664
Populus trichocarpa
Joseph P. Tracy
1922-10-8
6124
Humboldt
Mad River at Blue Lake; Northern Coast Ranges, Mad River at Blue Lake
30
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
UC249538
Populus trichocarpa
Joseph P. Tracy
1922-10-8
6121
Humboldt
Mad River at Blue Lake (Northern Coast Ranges); , Mad River at Blue Lake
30
Comment
UC249539
Populus trichocarpa
Joseph P. Tracy
1922-10-8
6125
Humboldt
Mad River at Blue Lake; Northern Coast Ranges, Mad River at Blue Lake
30
Comment
UC249560
Populus trichocarpa
Joseph P. Tracy
1922-10-8
6123
Humboldt
Mad River at Blue Lake; Northern Coast Ranges, Mad River at Blue Lake
30
Comment
UC275528
Populus trichocarpa
Joseph P. Tracy
1923-5-6
6197
Humboldt
Blue Lake; Northern Coast Ranges, Blue Lake
30
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
UC13488
Potamogeton natans
W. C. Blasdale
1896-6-3
Humboldt
Blue Lake
Comment
HSC103987
Prosartes smithii
E. R. Fyer
2015-4-29
31
Humboldt
Arcata Community Forest
129
Comment
HSC15465
Prosartes smithii
D. Connell
1965-5-11
50
Humboldt
Arcata, Jolly Giant Creek
Comment
HSC15467
Prosartes smithii
D. A. Shally
1965-5-15
48
Humboldt
Arcata, 1/4 mi. NE of HSC campus on Jolly Giant Creek
Comment
HSC22057
Prosartes smithii
B. D. Rogers, D. E. Anderson
1965-5-1
513
Humboldt
4 mi. SE of Arcata along Jacoby Creek
Comment
HSC39157
Prunella vulgaris subsp. lanceolata
D. E. Anderson, J. P. Smith
1971-6-28
- 1266
Humboldt
2.5 mi. S of Blue Lake along the Mad River
Comment
JEPS62490
Prunella vulgaris var. lanceolata
Joseph P. Tracy
1934-7-14
13403
Humboldt
along Mad River near Blue Lake; along Mad River near Blue Lake
15
Comment
UC1196729
Prunella vulgaris var. vulgaris
Joseph P. Tracy
1925-11-8
7307
Humboldt
near Blue Lake (along Mad River); , near Blue Lake
15
Comment
UC1225839
Prunella vulgaris var. vulgaris
Joseph P. Tracy
1942-10-18
17404
Humboldt
Jacoby Creek near the quarry Jacoby Creek
152
Comment
UC577392
Prunella vulgaris var. vulgaris
Joseph P. Tracy
1934-7-14
13403
Humboldt
near Blue Lake (along Mad River); , near Blue Lake
15
Comment
POM89158
Prunus emarginata
Joseph P. Tracy
1920-11-7
5410
Humboldt
Around Humboldt Bay. Mad River at Lindsey Creek.
30
Comment
UC154253
Prunus emarginata
Joseph P. Tracy
1906-4-15
2402
Humboldt
near Blue Lake (on Mad River); Northern Coast Ranges, Mad River
30
Comment
UC205471
Prunus emarginata
Joseph P. Tracy
1920-11-7
5410
Humboldt
Mad River at Lindsey Creek Lindsey Creek; Northern Coast Region, Mad River, Lindsey Creek
30
Comment
CDA3914
Prunus laurocerasus
Gordon Leppig
2000-4-12
1291
Humboldt
Behind Humboldt University, west of Fern Lake, Arcata.
Comment
HSC94127
Prunus laurocerasus
Gordon Leppig
2000-4-12
1291
Humboldt
Arcata: behind Humboldt State University, W of Fern Lake
49
Comment
CAS-BOT-BC357446
Pseudognaphalium ramosissimum
Joseph P. Tracy
1936-8-24
15169
Humboldt
Fickle Hill, 6 miles Southeast of Arcata
609
Comment
JEPS20479
Pseudognaphalium ramosissimum
Joseph P. Tracy
1936-8-24
15169
Humboldt
6 mi se Arcata; Fickle Hill
609
Comment
UC582515
Pseudognaphalium ramosissimum
Joseph P. Tracy
1936-8-24
15169
Humboldt
6 mi se Arcata; Fickle Hill
609
Comment
CAS-BOT-BC357607
Pseudognaphalium stramineum
Joseph P. Tracy
1937-8-3
15614
Humboldt
Along Mad River, near Blue Lake
15
Comment
JEPS20481
Pseudognaphalium stramineum
Joseph P. Tracy
1937-8-3
15614
Humboldt
near Blue Lake; Mad River
15
Comment
UC582510
Pseudognaphalium stramineum
Joseph P. Tracy
1937-8-3
15614
Humboldt
near Blue Lake; Mad River
15
Comment
UC1223166
Psilocarphus tenellus
Joseph P. Tracy
1950-6-29
18937
Humboldt
6 mi se Arcata; Fickle Hill
609
Comment
UC1223168
Psilocarphus tenellus
Joseph P. Tracy
1949-6-20
18320
Humboldt
6 mi se Arcata; Fickle Hill
609
Comment
HSC1160
Pteridium aquilinum var. pubescens
Gene S. Van Horn
1962-5-25
27
Humboldt
200 ft. N of main house at 250 E 17th St., Arcata
61
Comment
HSC18481
Pteridium aquilinum var. pubescens
Jana Kattenhorn
1970-10-24
108
Humboldt
H.S.C. Campus, Arcata
Comment
HSC46092
Pteridium aquilinum var. pubescens
J. P. Smith, Steve Selva
1970-6-14
3855
Humboldt
Along Hwy. 96 at Whitmore Creek
152
Comment
CHSC104064
Pyracantha angustifolia
Peter F. Zika
2009-6-15
24493
Humboldt
North Coast Ranges. Route 299, 0.2 km W of Davis Street, near town of Blue Lake.
80
Comment
HSC8106
Quercus chrysolepis
D. E. Anderson
1961-9-30
1840
Humboldt
Blue Lake
793
Comment
HSC18159
Ranunculus occidentalis var. occidentalis
A. E. Inman
1962-5-25
Humboldt
Mad River, Lindsey Creek junction: N Bank; 100 yards W of Lindsey Creek
Comment
UC249652
Ranunculus parviflorus
Joseph P. Tracy
1922-5-21
6053
Humboldt
Blue Lake Northern Coast Ranges (depression by roadside)
30
Comment
HSC18181
Ranunculus repens
J. C. Reppas
1963-4-11
36
Humboldt
820 Fickle Hill Rd.
Comment
HSC18179
Ranunculus repens var. repens
Harvey Doerksen
1962-5-8
22
Humboldt
3 mi. W of Blue Lake, fork of Lindsay Creek and Mad River
Comment
HSC39396
Ranunculus uncinatus var. parviflorus
D. E. Anderson, J. P. Smith
1971-6-28
1249
Humboldt
2.5 mi. S of Blue Lake along the Mad River
Comment
RSA1465
Rhamnus purshiana
E. R. Johnson
1929-08
1410
Humboldt
Arcata Redwood Park.
76
Comment
UC726369
Rhamnus purshiana
A. A. Heller
1923-7-9
13775
Humboldt
5 mi from Arcata (near Blue Lake)
Comment
HSC7873
Rhododendron macrophyllum
P. Markle
1962-5-22
54
Humboldt
End of 18th St., Arcata Community Forest
Comment
HSC7878
Rhododendron macrophyllum
D. E. Anderson
1961-8-11
1732
Humboldt
E of Humboldt State University campus
30
Comment
HSC7881
Rhododendron macrophyllum
L. D. Napier
1962-5-19
18
Humboldt
1 mi. E of Arcata on Fickle Hill
Comment
RSA69211
Rhododendron macrophyllum
A. D. Tenney
1925-04
6020
Humboldt
Arcata.
Comment
UC562739
Rhododendron macrophyllum
Joseph P. Tracy
1936-8-24
15180
Humboldt
6 mi se of Arcata (Fickle Hill); Fickle Hill
609
Comment
UCR275107
Rhododendron macrophyllum
Charity A. Hartshorn
2016-5-14
35
Humboldt
Arcata Community Forest
244
Comment
UC1121079
Rhododendron occidentale
H. L. Person
1930-6-20
Humboldt
Bayside Road e of Arcata; Bayside Road
Comment
CAS-BOT-BC200377
Rhododendron occidentale var. paludosum
L. R. Abrams
1922-6-25
8253
Humboldt
Arcata
Comment
POM89461A
Rhododendron occidentale var. paludosum
L. R. Abrams
1922-6-25
8253
Humboldt
Arcata.
Comment
UCD116925
Rhus aromatica
M. Wiesendanger
1928-4-7
931
Humboldt
Near Blue Lakes.
Comment
HSC20276
Ribes bracteosum
S. S. Stutz
1963-5-18
53
Humboldt
7 mi. SE of Arcata on Fickle Hill Rd.
Comment
HSC59630
Ribes bracteosum
J. P. Smith
1971-10-9
5018
Humboldt
Banks and flood plain of the Mad River above the fish hatchery.
Comment
HSC97305
Ribes divaricatum var. pubiflorum
M. Mesler
2007-3-14
740
Humboldt
Blue Lake, Hatchery Rd., 0.6 mi. S of West End Rd.
44
Comment
CAS-BOT-BC206033
Ribes menziesii
E. R. Johnson
1929-8-1
11211
Humboldt
Arcata, Redwood Park
Comment
HSC20309
Ribes menziesii
M. L. Stuart
1965-5-6
64
Humboldt
Fern Lake Dam
Comment
HSC20321
Ribes menziesii
D. E. Anderson
1962-2-23
1924
Humboldt
Grove E of HSC campus
Comment
HSC34640
Ribes menziesii
J. M. Sauser
1975-4-9
2
Humboldt
Old Arcata Rd., 2 mi. S of junction with Jacoby Creek Rd.
Comment
JEPS49219
Ribes menziesii
Jos. P. Tracy
1912-3-31
3568
Humboldt
Blue Lake
3
Comment
UC183577
Ribes menziesii
Joseph P. Tracy
1912-3-31
3568
Humboldt
Blue Lake Northern Coast Ranges
30
Comment
UC552232
Ribes menziesii
Joseph P. Tracy
1934-8-11
13565
Humboldt
2 mi e Arcata (Fickle Hill); North Coast Ranges
304
Comment
UC552244
Ribes menziesii
Joseph P. Tracy
1934-8-11
13565
Humboldt
2 mi e Arcata (Fickle Hill); North Coast Ranges
304
Comment
A380812
Ribes roezlii
J. P. Tracy
1937-3-27
15240
Unknown
Near Blue Lake, along Mad River
15
Comment
UC667068
Ribes roezlii var. cruentum
Joseph P. Tracy
1937-3-27
15240
Humboldt
near Blue Lake; Mad River
15
Comment
CAS-BOT-BC198937
Ribes roezlii var. roezlii
Joseph P. Tracy
1937-3-27
15240
Humboldt
Near Blue Lake, along Mad River
15
Comment
CDA25579
Ribes sanguineum
T. C. Fuller
1961-3-21
5855
Humboldt
Bank of Mad River, 1 mile south of Korbel.
0
Comment
CHSC19492
Ribes sanguineum
B. D. Rogers
1965-4-1
411
Humboldt
About 4 miles southeast of Arcata, along Jacoby Creek.
Comment
HSC20341
Ribes sanguineum
M. S. Miller
1965-4-2
18
Humboldt
Arcata, HSC campus
Comment
HSC40117
Ribes sanguineum
Dan O'Brien
1962-5-19
Humboldt
4 1/2 mi. E on Fickle Hill Rd.
Comment
HSC18478
Ribes sanguineum var. glutinosum
Jana Kattenhorn
1971-2-22
189
Humboldt
HSC campus, E side of one way rd. between Jolly Giant Complex and campus
Comment
HSC22045
Ribes sanguineum var. glutinosum
B. D. Rogers, D. E. Anderson
1965-4-1
411
Humboldt
4 mi. SE of Arcata along Jacoby Creek
Comment
HSC59439
Ribes sanguineum var. glutinosum
Kenneth Clark
1979-4-2
22
Humboldt
0.1 mi. E of end of Granite Ave, Arcata
30
Comment
RSA0018242
Ribes sanguineum var. glutinosum
E. R. Johnson
1929-08
1413
Humboldt
Arcata Redwood Park.
76
Comment
UC1198909
Ribes sanguineum var. glutinosum
Joseph P. Tracy
1948-9-26
18227
Humboldt
6 mi se Arcata (Fickle Hill)
609
Comment
UC1198912
Ribes sanguineum var. glutinosum
Joseph P. Tracy
1912-3-31
3563
Humboldt
near mouth Lindsey Creek; Northern Coast Ranges
30
Comment
UCR179227
Ribes sanguineum var. glutinosum
R. G. Swinney
1968-3-28
233
Humboldt
East of Humboldt State College, Arcata
152
Comment
RSA0018240
Ribes sanguineum var. sanguineum
E. R. Johnson
1929-08
1417
Humboldt
Arcata Redwood Park.
76
Comment
HSC12697
Rorippa curvisiliqua
Jana Kattenhorn
1970-10-28
146
Humboldt
Mad River at the mouth of Lindsey Creek, N Bank Rd. off Hwy. 299
Comment
UC14385
Rorippa nasturtium-aquaticum
Chestnut and Drew
1888-7-8
Humboldt
Arcata
Comment
UC667029
Rosa
Joseph P. Tracy
1936-8-24
15179
Humboldt
6 mi se Arcata; Fickle Hill
609
Comment
HSC39397
Rosa gymnocarpa
D. E. Anderson, J. P. Smith
1971-6-28
1251
Humboldt
2.5 mi. S of Blue Lake along the Mad River
Comment
CAS-BOT-BC146839
Rosa nutkana
W. R. Dudley
1899-1-1
s.n.
Humboldt
Arcata
Comment
CDA26285
Rosa nutkana
P. Haggard
1993-8-9
Humboldt
Blue Lake.
0
Comment
UCR179228
Rubus
R. G. Swinney
1968-3-28
231
Humboldt
East of Humboldt State College, Arcata
152
Comment
UCR179289
Rubus
R. G. Swinney
1968-3-28
235
Humboldt
East of Humboldt State College, Arcata
152
Comment
HSC19673
Rubus armeniacus
M. L. Stuart
1965-4-18
6
Humboldt
Fern Lake Dam
Comment
HSC19675
Rubus armeniacus
R. T. Haase
1965-5-3
30
Humboldt
Parking lot behind Mai Kai Apts.
Comment
HSC19652
Rubus macropetalus
P. Markle
1962-5-22
60
Humboldt
Along cross country track behind HSU in Arcata Community Forest
Comment
CAS-BOT-BC147242
Rubus parviflorus
E. R. Johnson
1929-8-1
1416
Humboldt
Arcata Redwood Park
76
Comment
HSC19657
Rubus parviflorus
D. K. Smith
1968-3-31
8
Humboldt
W End Rd. 3 mi. from Hwy. 299
Comment
HSC19661
Rubus parviflorus
D. A. Shally
1965-5-15
53
Humboldt
Arcata, 1/4 mi. NE of HSC campus on Jolly Giant Creek
Comment
HSC19666
Rubus parviflorus
R. A. Rasp
1964-5-20
47
Humboldt
HSU campus, beside Jolly Giant Creek.
Comment
HSC22040
Rubus parviflorus
B. D. Rogers, D. E. Anderson
1965-5-1
514
Humboldt
4 mi. SE of Arcata along Jacoby Creek
Comment
HSC31795
Rubus parviflorus
Steve Selva, Roger Jensen
1974-8-28
98
Humboldt
Behind Humboldt State University, Arcata.
Comment
HSC47658
Rubus parviflorus
Sheila Logan
1978-4-10
178
Humboldt
Redwood Park behind HSU campus
Comment
HSC59138
Rubus parviflorus
Terry Roth
1979-5-20
62
Humboldt
Along old logging road that follows Jolly Giant Creek.
79
Comment
HSC60109
Rubus parviflorus
M. A. Baker
1977-5-1
279
Humboldt
E of Humboldt State University.
Comment
HSC69534
Rubus parviflorus
R. Kalal
1979-5-20
74
Humboldt
Logging Rd. E of HSU Campus, Arcata
46
Comment
HSC97599
Rubus parviflorus
Steven
2004-4-26
28
Humboldt
From Old Arcata Rd. go E on Jacoby Creek Rd.
Comment
HSC97656
Rubus parviflorus
Kevin Thomas
2004-4-26
17
Humboldt
Jacoby Creek Rd.
Comment
RSA1366
Rubus parviflorus
E. R. Johnson
1929-08
1416
Humboldt
Arcata Redwood Park.
76
Comment
UCR275117
Rubus parviflorus
Charity A. Hartshorn
2016-5-14
29
Humboldt
Arcata Community Forest
244
Comment
SEINET3111190
Rubus parviflorus var. parviflorus
Steve Selva, Roger Jensen
1974-8-28
98
Humboldt
Redwood Forest behind Humboldt State University, Arcata.
Comment
CHSC19491
Rubus spectabilis
B. D. Rogers; D. E. Anderson
1965-4-1
312
Humboldt
About 4 miles southeast of Arcata, along Jacoby Creek.
Comment
CHSC57509
Rubus spectabilis
Eric Hartwell
1983-3-30
2
Humboldt
Ca. 0.25 mi e of jct. of Jocoby Creek Rd. and Sonnenfelt Rd.
97
Comment
HSC19677
Rubus spectabilis
D. K. Smith
1968-3-3
10
Humboldt
On West End Rd., ca. 3 mi. from Hwy. 299
Comment
HSC22039
Rubus spectabilis
B. D. Rogers, D. E. Anderson
1965-4-1
412
Humboldt
4 mi. SE of Arcata along Jacoby Creek
Comment
HSC22495
Rubus spectabilis
D. Connell
1965-5-11
54
Humboldt
Arcata, Jolly Giant Creek
Comment
HSC34629
Rubus spectabilis
A. M. Montalvo
1975-4-9
203
Humboldt
Arcata Community Forest about .25 mi. up Trail #3
46
Comment
HSC60111
Rubus spectabilis
M. A. Baker
1977-5-1
278
Humboldt
E of Humboldt State University.
Comment
RSA183527
Rubus spectabilis
M. L. Stuart
1965-4-25
20
Humboldt
About 100 yards up the Fern Lake Road.
Comment
HSC34808
Rubus ursinus
David Peters
1975-4-9
5
Humboldt
.1 mi. E of Kirkpatrick Quarry Rd. on Jacoby Cr. Rd.
Comment
HSC17585
Rumex acetosella
P. W. Shields
1955-6-10
Humboldt
HSC campus
Comment
UC1101197
Rumex conglomeratus
Malcolm A. Nobs, S. Galen Smith
1949-8-9
1236
Humboldt
pond on s side of the town of Blue Lake town of Blue Lake
Comment
UC672929
Rumex conglomeratus
Joseph P. Tracy
1933-8-13
12966
Humboldt
along Mad River near Blue Lake; Mad River
15
Comment
HSC9565
Rytidosperma penicillatum
True Hoyle
1967-7-5
27467
Humboldt
Humboldt State University campus lawn, just below Founder's Hall, near the steps to the Science Bldg.
30
Comment
UC1103257
Rytidosperma penicillatum
Mrs. Wm. Grotzman
1941-6-16
Humboldt
Bayside Golf Links
30
Comment
HSC97547
Salix exigua var. hindsiana
Ivy Watson
2008-9-11
4
Humboldt
Blue Lake, 300 m downstream of the Hatchery Rd. bridge, N bank
22
Comment
CAS-BOT-BC107720
Salix hookeriana
W. R. Dudley
1899-1-1
s.n.
Humboldt
Arcata
Comment
RSA183589
Salix hookeriana
R. D. Zortman
1963-3-9
11
Humboldt
5 miles NE of Arcata. S of the Mad River, off Warren Creek Rd.
91
Comment
UC1173586
Salix hookeriana
Joseph P. Tracy
1936-8-17
15159
Humboldt
Mad R. at mouth of Lindsey Creek; Mad R., Lindsey Creek
15
Comment
UC1173587
Salix hookeriana
Joseph P. Tracy
1937-7-27
15509
Humboldt
Mad R. at mouth of Lindsey Creek; Mad R., Lindsey Creek
15
Comment
UC1173588
Salix hookeriana
Joseph P. Tracy
1937-7-27
15508
Humboldt
Lindsay Creek Mad River (mouth)
15
Comment
UC1196554
Salix hookeriana
Joseph P. Tracy
1936-9-27
15189
Humboldt
Mad R. at mouth of Lindsey Creek; Mad R., Lindsey Creek
15
Comment
UC1225777
Salix hookeriana
Joseph P. Tracy
1948-9-26
18231
Humboldt
6 mi s.e. Arcata (Fickle Hill); Fickle Hill
609
Comment
UC1225922
Salix hookeriana
Joseph P. Tracy
1947-7-2
17758
Humboldt
6 mi s.e. Arcata (Fickle Hill); Fickle Hill
609
Comment
UC519341
Salix hookeriana
Joseph P. Tracy
1933-7-20
12808
Humboldt
near Blue Lake (on gravel bar); Northern Coast Region, Mad River
15
Comment
GH384125
Salix lasiandra
H. E. Parks
1931-5-20
991
Unknown
Blue Lake, Mad River
Comment
GH384126
Salix lasiandra
H. E. Parks
1931-5-20
996
Unknown
Blue Lake, Mad River
Comment
UC481216
Salix lasiandra subsp. lasiandra
Harold E. Parks
1931-5-20
996
Humboldt
Blue Lake Mad R., Blue Lake
15
Comment
UC481261
Salix lasiandra subsp. lasiandra
Harold E. Parks
1931-5-20
991
Humboldt
Blue Lake Mad R., Blue Lake
15
Comment
GH383698
Salix lasiolepis
H. E. Parks
1931-5-20
0997
Unknown
Blue Lake, Mad River
Comment
UC1173595
Salix lasiolepis
Joseph P. Tracy
1935-4-5
13773
Humboldt
along river near Blue Lake; Mad River
15
Comment
UC1196619
Salix lasiolepis
Joseph P. Tracy
1933-7-20
12807
Humboldt
Mad River, near Blue Lake
15
Comment
GH384259
Salix melanopsis
J. P. Tracy
1937-8-3
15611
Unknown
Near Blue Lake, along Mad River
15
Comment
JEPS12935
Salix melanopsis
Joseph P. Tracy
1931-5-3
9348
Humboldt
Mad River near Blue Lake; Northern Coast Region
15
Comment
JEPS12936
Salix melanopsis
Joseph P. Tracy
1931-5-3
9344
Humboldt
Mad River near Blue Lake; Northern Coast Region
15
Comment
JEPS13096
Salix melanopsis
Joseph P. Tracy
1937-8-3
15611
Humboldt
along Mad River near Blue Lake
15
Comment
UC1173599
Salix melanopsis
Joseph P. Tracy
1937-7-24
15507
Humboldt
Mad R. at mouth of Lindsey Creek Lindsey Creek; Mad R.
15
Comment
UC1173616
Salix melanopsis
Joseph P. Tracy
1937-8-3
15611
Humboldt
near Blue Lake (along Mad R.); Mad R.
15
Comment
UC1196564
Salix melanopsis
Joseph P. Tracy
1931-5-3
9347
Humboldt
Mad R. near Blue Lake; Northern Coast Region, Mad R.
15
Comment
UC469446
Salix melanopsis
Joseph P. Tracy
1931-5-3
9343
Humboldt
Mad R. near Blue Lake; Northern Coast Region, Mad R.
15
Comment
UC469447
Salix melanopsis
Joseph P. Tracy
1931-5-3
9344
Humboldt
Mad R. near Blue Lake; Northern Coast Region, Mad R.
15
Comment
UC469448
Salix melanopsis
Joseph P. Tracy
1931-5-3
9346
Humboldt
Mad R. near Blue Lake; Northern Coast Region, Mad R.
15
Comment
UC469449
Salix melanopsis
Joseph P. Tracy
1931-5-3
9348
Humboldt
Mad R. near Blue Lake; Northern Coast Region, Mad R.
15
Comment
UC469462
Salix melanopsis
Joseph P. Tracy
1931-5-3
9345
Humboldt
Mad R. near Blue Lake; Northern Coast Region, Mad R.
15
Comment
UC519366
Salix melanopsis
Joseph P. Tracy
1933-7-20
12804
Humboldt
Mad R. near Blue Lake; Northern Coast Region, Mad R.
15
Comment
UC519367
Salix melanopsis
Joseph P. Tracy
1933-7-20
12805
Humboldt
Mad R. near Blue Lake; Northern Coast Region, Mad R.
15
Comment
UC519368
Salix melanopsis
Joseph P. Tracy
1933-7-20
12806
Humboldt
Mad R. near Blue Lake; Northern Coast Region, Mad R.
15
Comment
CAS-BOT-BC129130
Salix scouleriana
Harold E. Parks
1931-5-20
994
Humboldt
Blue Lake, Mad River
15
Comment
CAS-BOT-BC129152
Salix scouleriana
Doris K. Kildale
1929-2-28
6947
Humboldt
Arcata - hill back of State Teacher's College
Comment
GH384507
Salix scouleriana
H. E. Parks
1931-5-20
994
Unknown
Blue Lake, Mad River
Comment
UC481211
Salix scouleriana
Harold E. Parks
1931-5-20
994
Humboldt
Blue Lake Mad R., Blue Lake
15
Comment
UC481259
Salix scouleriana
Harold E. Parks
1931-5-20
994
Humboldt
Blue Lake Mad R., Blue Lake
15
Comment
UC481260
Salix scouleriana
Harold E. Parks
1931-5-20
994
Humboldt
Blue Lake Mad R., Blue Lake
15
Comment
CAS-BOT-BC128993
Salix sitchensis
Doris K. Kildale
1929-2-28
6948
Humboldt
Arcata - hills back of State Teachers College
Comment
GH384703
Salix sitchensis
H. E. Parks
1931-5-20
995
Unknown
Blue Lake, Mad River
Comment
HSC33297
Salix sitchensis
R. W. Becking, Thomas Overturf
1975-3-25
705
Humboldt
Mad River, 1 mi. S of Blue Lake
21
Comment
HSC33299
Salix sitchensis
R. W. Becking, Thomas Overturf
1975-3-25
703
Humboldt
Mad River, 1 mi. S of Blue Lake
21
Comment
HSC36284
Salix sitchensis
R. W. Becking, Thomas Overturf
1975-6-26
705
Humboldt
Mad River, 1 mi. S of Blue Lake
21
Comment
UC481214
Salix sitchensis
Harold E. Parks
1931-5-20
995
Humboldt
Mad R. Blue Lake; , Blue Lake
15
Comment
UC481215
Salix sitchensis
Harold E. Parks
1931-5-20
995
Humboldt
Mad R. Blue Lake; , Blue Lake
15
Comment
UC1225921
Salix tracyi
Joseph P. Tracy
1942-4-26
17071
Humboldt
near Blue Lake, along Mad River
15
Comment
UC481217
Salix tracyi
Harold E. Parks
1931-5-20
997
Humboldt
Blue Lake Mad R., Blue Lake
15
Comment
HSC31462
Sambucus racemosa var. racemosa
Steve Selva, Roger Jensen
1974-8-28
99
Humboldt
Behind Humboldt State University, Arcata.
Comment
HSC36228
Sambucus racemosa var. racemosa
John Rehling
1975-4-21
53
Humboldt
Along Jolly Giant Creek behind HSU campus.
Comment
HSC3971
Sambucus racemosa var. racemosa
R. A. Rasp
1964-5-20
44
Humboldt
HSU campus, beside Jolly Giant Creek.
Comment
HSC3992
Sambucus racemosa var. racemosa
D. K. Smith
1968-3-3
9
Humboldt
On West End Rd., ca. 3 mi. from Hwy. 299
Comment
HSC59562
Sambucus racemosa var. racemosa
Rick Lundquist
1979-4-6
3
Humboldt
Arcata, SE Corner of 7th and Union St.
24
Comment
SEINET3103511
Sambucus racemosa var. racemosa
Steve Selva, Rodger Jensen
1974-8-28
99
Humboldt
Redwood forest behind Humboldt State University, Arcata.
Comment
HSC21635
Sanicula crassicaulis
D. V. Sanford
1963-4-23
42
Humboldt
Comment
HSC36077
Scirpus microcarpus
Jack Watson
1962-5-2
Humboldt
Wet soil along game pens of HSU campus
Comment
SBBG88776
Scirpus microcarpus
A. Keedy
1988-9-28
14
Humboldt
Alder Grove Rd near Hwy 299, N of Arcata
Comment
UCD141254
Scirpus microcarpus
Gordon Leppig
1998-6-26
861
Humboldt
Arcata, Alder Grove Pond. South side of pond.
18
Comment
RSA183587
Scoliopus bigelovii
R. D. Zortman
1963-3-16
13
Humboldt
5 miles northeast of Arcata; south of the Mad River, off Warren Creek Road.
91
Comment
HSC21125
Scrophularia californica
D. A. Shally
1965-5-15
43
Humboldt
Arcata, 1/4 mi. NE of HSC campus on Jolly Giant Creek
Comment
HSC21129
Scrophularia californica
D. E. Anderson
1961-8-11
1734
Humboldt
Redwood preserve E of HSU campus
30
Comment
HSC21131
Scrophularia californica
A. E. Inman
1962-5-25
Humboldt
Mad River, Lindsey Creek junction, 100 yards W of Lindsey Creek
Comment
JEPS6741
Scrophularia californica
Joseph P. Tracy
1937-7-30
15565
Humboldt
6 mi s Arcata (Fickle Hill)
609
Comment
UC582594
Scrophularia californica
Joseph P. Tracy
1937-7-30
15565
Humboldt
6 mi se Arcata (Fickle Hill)
609
Comment
CDA32353
Selaginella kraussiana
G. F. Hrusa, R. Bencie, L. Bencie, C. & E. Dogwin
2010-12-29
18277
Humboldt
North Coast; Forest E of Humboldt St. Univ., above Fern Lake.
47
Comment
CDA34903
Selaginella kraussiana
Dana York, Adrian York & Noah York
2011-4-2
3019
Humboldt
Arcata; eastern edge of Humboldt State University Campus in the community forest, along inlet creek to Fern Lake.
Comment
CHSC79631
Selaginella kraussiana
Gordon Leppig
2000-4-12
1290
Humboldt
Arcata, behind Humboldt State University, at base of stump near Fern Lake spillway. UTM zone 10, 4526N, 409E.
48
Comment
HSC100143
Selaginella kraussiana
G. F. Hrusa, R. Bencie, L. Bencie, C. Dogwin, and E. Dogwin
2010-12-29
18277
Humboldt
Forest E of Humboldt State University, above Fern Lake
47
Comment
JEPS117941
Selaginella kraussiana
Dana York, Adrian York & Noah York
2011-4-2
3019
Humboldt
Arcata, eastern edge of Humboldt State University Campus
70
Comment
UC1776736
Selaginella kraussiana
Gordon Leppig
2000-4-12
1290
Humboldt
in redwood forest behind Humboldt State Universiy, at base of stump near Fern Lake spillway Arcata
48
Comment
UCD135986
Selaginella kraussiana
Frederic Hrusa; R. Bencie, L. Bencie, C. and E. Dogwin
2010-12-29
18277
Humboldt
Forest E of Humboldt St. University; above Fern Lake.
47
Comment
UCR148800
Selaginella kraussiana
Gordon Leppig
2000-4-12
1290
Humboldt
Arcata: behind Humboldt State University, at base of stump near Fern Lake spillway
49
Comment
UC1199239
Senecio sylvaticus
Joseph P. Tracy
1936-8-24
15172
Humboldt
6 mi se Arcata (Fickle Hill); Fickle Hill
609
Comment
HSC6134
Senecio vulgaris
Paul Shields
1955-6-18
Humboldt
H.S.C. campus
Comment
CHSC55650
Sequoia sempervirens
Dennis W. Morris
1991-4-24
20
Humboldt
2 mi e of Humboldt State Univ. in Redwood Park. Coastal mountains.
115
Comment
HSC12953
Sequoia sempervirens
Steve Dorei
1970-10-8
10
Humboldt
HSU campus, near corner of Union St. and st. leading to gyms
Comment
HSC12956
Sequoia sempervirens
M. Athey, D. La Conte
1970-11-28
12
Humboldt
HSU campus
Comment
HSC13034
Sequoia sempervirens
T. C. DeCew
1970-11-14
44
Humboldt
HSU Campus
Comment
HSC31518
Sequoia sempervirens
Steve Selva, Roger Jensen
1974-8-28
95
Humboldt
Behind Humboldt State University, Arcata.
Comment
HSC85743
Sequoia sempervirens
R. W. Becking
1985-1-17
Humboldt
HSU Campus, Hse. 87
Comment
HSC85756
Sequoia sempervirens
R. W. Becking
1985-1-17
Humboldt
HSU Campus, NRS Building SW corner
Comment
SDSU2018
Sequoia sempervirens
Wayne A. Bemis
1963-11-29
245
Humboldt
1289 D St, Arcata.
55
Comment
SDSU2036
Sequoia sempervirens
Wayne A. Bemis
1963-11-29
245
Humboldt
1289 D St. Acarta.
55
Comment
SDSU292
Sequoia sempervirens
Wayne A. Bemis
1963-11-29
245
Humboldt
1289 D st Arcata. Empire series Sandstone, West slope. Ocean fog belt of North Coast.
55
Comment
HSC1093
Sherardia arvensis
W. Lanphere
1937-2-16
Humboldt
H.S.C. Campus
Comment
HSC12703
Sherardia arvensis
Jana Kattenhorn
1970-10-28
148
Humboldt
Mad River at the mouth of Lindsey Creek, N Bank Rd. off Hwy. 299
Comment
CAS-BOT-BC205572
Sidalcea malachroides
Joseph P. Tracy
1936-5-17
14812
Humboldt
Fickle Hill, 6 miles Southeast of Arcata
609
Comment
CAS-BOT-BC205574
Sidalcea malachroides
Joseph P. Tracy
1936-5-17
14812
Humboldt
Fickle Hill, 6 miles Southeast of Arcata
609
Comment
GH420758
Sidalcea malachroides
J. P. Tracy
1936-5-17
14812
Unknown
Fickle Hill, 6 miles Southeast of Arcata
609
Comment
HSC16012
Sidalcea malachroides
J. P. Tracy
1936-5-17
14812
Humboldt
Fickle Hill, 6 mi. SE of Arcata.
610
Comment
JEPS67222
Sidalcea malachroides
Joseph P. Tracy
1936-5-17
14812
Humboldt
6 mi se Arcata (Fickle Hill); se of Arcata
609
Comment
POM256469
Sidalcea malachroides
Joseph P. Tracy
1936-5-17
14812
Humboldt
Fickle Hill, 6 miles southeast of Arcata.
610
Comment
UC1197961
Sidalcea malachroides
Joseph P. Tracy
1937-7-30
15566
Humboldt
6 mi se Arcata (Fickle Hill); se of Arcata, Fickle Hill
609
Comment
UC1224688
Sidalcea malachroides
D. E. Anderson
1963-5-26
2502
Humboldt
in alluvial gravel beds along s side Jacoby Creek; along s side of Jacoby Creek
Comment
UC668139
Sidalcea malachroides
Joseph P. Tracy
1936-5-17
14812
Humboldt
6 mi se Arcata (Fickle Hill); se of Arcata, Fickle Hill
609
Comment
UC668140
Sidalcea malachroides
Joseph P. Tracy
1936-5-17
14812
Humboldt
6 mi se Arcata (Fickle Hill); se of Arcata, Fickle Hill
609
Comment
HSC39236
Silene gallica
D. E. Anderson, J. P. Smith
1971-6-28
- 1267
Humboldt
2.5 mi. S of Blue Lake along the Mad River
Comment
HSC4189
Silene gallica
Harvey Doerksen
1962-5-8
9
Humboldt
3 mi. W of Blue Lake, fork Mad River and Essex Creek
Comment
UC1198363
Silene gallica
Joseph P. Tracy
1931-5-3
9352
Humboldt
near Blue Lake (along Mad River); , near Blue Lake
15
Comment
UC1198368
Silene gallica
Joseph P. Tracy
1930-5-24
8700
Humboldt
on gravel bar of North Fork Mad River (at Riverside); North Fork of Mad River, at Riverside
30
Comment
UC668089
Silene gallica
Joseph P. Tracy
1931-5-3
9350
Humboldt
near Blue Lake (along Mad River); , near Blue Lake
15
Comment
UC668091
Silene gallica
Joseph P. Tracy
1931-5-3
9351
Humboldt
near Blue Lake; along Mad River, near Blue Lake
15
Comment
HSC69693
Silybum marianum
R. Kalal
1980-6-8
12
Humboldt
Arcata, along 7th St., 0.1 mi. E of Hwy. 101
12
Comment
RSA167399
Solidago spathulata
Joseph P. Tracy
1948-9-26
18226
Humboldt
Fickle Hill, six miles southeast of Arcata.
610
Comment
UC1223174
Solidago spathulata
Joseph P. Tracy
1948-9-26
18226
Humboldt
6 mi se Arcata (Fickle Hill); Fickle Hill
609
Comment
UCSB30614
Solidago velutina subsp. californica
Edwards, David
1974-8-1
Humboldt
About 50 ft. N. of junction of the Mad River and Puter Creek, on the east bank of Mad River, ca. 2 mi. SW of Korbel
Comment
HSC6219
Sonchus asper
Paul Shields
1955-6-16
Humboldt
HSC Campus
Comment
HSC6220
Sonchus asper
Paul Shields
1955-6-16
Humboldt
HSC Campus
Comment
UC1199364
Sonchus asper
Joseph P. Tracy
1934-8-6
13560
Humboldt
along Mad River, near Blue Lake
15
Comment
UC582437
Sonchus asper
Joseph P. Tracy
1936-8-24
15177
Humboldt
6 mi se Arcata (Fickle Hill); Fickle Hill
609
Comment
HSC97446
Sparganium emersum
Ivy Watson
2008-10-5
35
Humboldt
Blue Lake; ~ 500 ft. upstream of the Hatchery Rd. bridge, north bank.
22
Comment
UC672883
Sparganium emersum var. emersum
Joseph P. Tracy
1933-8-13
12969
Humboldt
near Blue Lake; Mad River
15
Comment
CAS-BOT-BC235366
Spartina
Avis Keedy
1988-9-18
8
Humboldt
On Jolly Giant Creek near mouth
Comment
RSA640443
Spartina
Avis Keedy
1988-9-18
8
Humboldt
On Jolly Giant Creek near mouth. Arcata Salt Marsh Project.
Comment
SBBG89225
Spartina foliosa
A. Keedy
1988-9-18
8
Humboldt
Jolly Giant Crk {near mouth}; Arcata Salt Marsh
Comment
HSC39156
Spergularia rubra
D. E. Anderson, J. P. Smith
1971-6-28
- 1269
Humboldt
2.5 mi. S of Blue Lake along the Mad River
Comment
UC14209
Spiraea douglasii
Chesnut and Drew
1888-8-10
Humboldt
Arcata
Comment
SFV18496
Stachys ajugoides var. rigida
J. A. Riddell
2002-4-19
58
Humboldt
Arcata. On the banks of Campbell Creek
10
Comment
UCLA71144
Stachys ajugoides var. rigida
C. Epling
1938-6-10
Humboldt
Blue Lake
Comment
UC25942
Stachys chamissonis
H. M. Hall
1899-10-17
Humboldt
Arcata
Comment
HSC39166
Stachys mexicana
D. E. Anderson, J. P. Smith
1971-6-28
- 1237
Humboldt
Along Mad River, 2 mi. S of Blue Lake.
Comment
HSC59118
Stachys rigida var. quercetorum
Terry Roth
1979-5-20
67
Humboldt
Along old logging road that follows Jolly Giant Creek.
79
Comment
HSC39717
Stipa miliacea
D. E. Anderson, J. P. Smith
1971-6-28
- 1261
Humboldt
2.5 mi. S of Blue Lake along the Mad River
Comment
UCR275109
Streptopus amplexifolius
Charity A. Hartshorn
2016-5-14
33
Humboldt
Arcata Community Forest
244
Comment
SBBG88906
Stuckenia pectinata
A. Keedy
1988-9-20
11
Humboldt
off Alder Grove Rd, N of Arcata, near Hwy 299, Arcata Salt Marsh Project
Comment
CAS-BOT-BC269577
Symphoricarpos albus var. laevigatus
H. E. McMinn
1922-8-5
349
Humboldt
Along Van Duzen River
Comment
HSC39184
Symphoricarpos albus var. laevigatus
D. E. Anderson, J. P. Smith
1971-6-28
- 1216
Humboldt
Along Mad River, 2 mi. S of Blue Lake.
Comment
HSC65140
Symphoricarpos albus var. laevigatus
J. P. Smith
1971-10-9
5039
Humboldt
Banks and flood plain of the Mad River above the fish hatchery.
Comment
JEPS12881
Symphoricarpos albus var. laevigatus
Joseph P. Tracy
1939-8-20
16428
Humboldt
near Blue Lake (along Mad River); Mad River
15
Comment
UC1173691
Symphoricarpos albus var. laevigatus
Joseph P. Tracy
1939-8-20
16428
Humboldt
near Blue Lake (along Mad River); Mad River
15
Comment
HSC5048
Symphyotrichum chilense
Paul Shields
1955-6-16
Humboldt
HSC Campus
Comment
HSC5049
Symphyotrichum chilense
Paul Shields
1955-9-20
Humboldt
HSC Campus
Comment
HSC6263
Taraxacum officinale
William J. Ferlatte
1963-4-28
28
Humboldt
Near 12th and B St., Arcata
Comment
HSC18237
Thalictrum polycarpum
S. S. Stutz
1963-5-18
61
Humboldt
7 mi. SE of Arcata on Fickle Hill Rd.
Comment
CAS-BOT-BC81314
Thuja plicata
Doris K. Kildale
1927-3-26
s.n.
Humboldt
Warren Creek
Comment
HSC12833
Thuja plicata
Thomas W. Nelson, Wilbur Peterson
1970-12-2
301
Humboldt
HSC Campus SE side of field house
Comment
HSC1299
Thuja plicata
Francis Winter
1960-5-6
Humboldt
1.0 mi. W of Blue Lake, Hwy. 299
Comment
HSC1301
Thuja plicata
Allan R. Marshall
1962-5-20
23
Humboldt
Blue Lake along Hwy. 299
46
Comment
HSC1302
Thuja plicata
R. A. Rasp
1964-5-20
45
Humboldt
HSC Campus
Comment
HSC13053
Thuja plicata
D. Santana, C. Kline
Oct 1970
9
Humboldt
HSC Campus
Comment
HSC13054
Thuja plicata
D. Santana, C. Kline
Oct 1970
4
Humboldt
HSC Campus
Comment
HSC30092
Thuja plicata
Chris Gist
1973-5-14
150
Humboldt
HSC Campus S of Engineering Building
Comment
HSC45916
Thuja plicata
Jerome Peterson
1978-4-16
6
Humboldt
HSU Campus near Home Economics Building
Comment
RSA352355
Thuja plicata
J. P. Smith, AdvancedPlantTaxonomyClass
1971-10-9
5021
Humboldt
Mad River above the Fish Hatchery.
Comment
UC54780
Thuja plicata
Joseph Burtt Davy and Walter C. Blasdale
1899-7-30
6193
Humboldt
hills back of Arcata
Comment
UC1198819
Thysanocarpus curvipes
Joseph P. Tracy
1933-5-18
12188
Humboldt
near Blue Lake (along Mad River); , near Blue Lake
15
Comment
HSC20437
Tiarella trifoliata var. unifoliata
D. E. Anderson
1961-9-30
1849
Humboldt
Blue Lake
Comment
JEPS49715
Tiarella trifoliata var. unifoliata
Chesnut and Drew
1888-7-8
Humboldt
Arcata
Comment
HSC62637
Tolmiea diplomenziesii
R. D. Zortman
1963-5-12
43
Humboldt
5 mi. NE of Arcata, S of the Mad River, off Warren Creek Rd.
91
Comment
UC14482
Tolmiea diplomenziesii
Chesnut and Drew
1888-7-9
Humboldt
near Arcata
Comment
HSC21588
Torilis arvensis
P. W. Shields
May 1955
Humboldt
HSC campus
Comment
HSC10878
Torreyochloa pallida var. pauciflora
R. Spellenberg
1965-6-14
1135
Humboldt
1.5 mi E of Bayside on road leading up Jacoby Creek
Comment
HSC37517
Torreyochloa pallida var. pauciflora
J. D. Ackerman, A. M. Montalvo
1975-8-9
634
Humboldt
Arcata, W end road, near Arcata Overhead (101 overpass)
Comment
HSC93749
Torreyochloa pallida var. pauciflora
Gordon Leppig, Sylvia Leppig, Kai Neander
1998-5-25
792
Humboldt
Arcata, Alder Grove Pond
18
Comment
HSC62837
Toxicodendron diversilobum
M. Dean Griswold
1979-5-29
85
Humboldt
In front of Masonic lodge on Bayside Rd.
Comment
HSC17928
Trientalis latifolia
Paul Shields
May 1955
Humboldt
HSC Campus
Comment
HSC95824
Trientalis latifolia
Kevin Thomas
2004-4-26
16
Humboldt
Jacoby Creek Rd.
Comment
HSC97593
Trientalis latifolia
Steven Lee
2004-4-26
27
Humboldt
E several mi. from Arcata on Jacoby Creek Rd.
Comment
UC1223506
Trifolium barbigerum
J. P. Tracy
1950-6-29
18939
Humboldt
6 mi se Arcata (Fickle Hill)
Comment
HSC15116
Trifolium dubium
Harvey Doerksen
1962-5-8
18
Humboldt
3 mi. W of Blue Lake, fork Mad River and Essex Creek
Comment
HSC15119
Trifolium fucatum
A. E. Inman
1962-5-25
Humboldt
Mad River, Lindsey Creek Jct., 200 yards W of Lindsey Creek
Comment
HSC15121
Trifolium fucatum
Harvey Doerksen
1962-5-8
11
Humboldt
3 mi. W of Blue Lake, fork Mad River and Essex Creek
Comment
HSC71441
Trifolium fucatum
J. P. Smith
1971-10-9
5044
Humboldt
Banks and flood plain of the Mad River above the fish hatchery.
Comment
HSC39714
Trifolium microcephalum
D. E. Anderson, J. P. Smith
1971-6-28
- 1264
Humboldt
2.5 mi. S of Blue Lake along the Mad River
Comment
HSC71447
Trifolium microcephalum
J. P. Smith, Advanced Plant Taxonomy Class
1971-10-9
5023
Humboldt
Banks and flood plain of the Mad River above the fish hatchery.
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
UC1223329
Trifolium pratense
Joseph P. Tracy
1934-8-6
13558
Humboldt
near Blue Lake (along Mad River)
15
Comment
UC1223532
Trifolium variegatum var. variegatum
Joseph P. Tracy
1950-6-29
18938
Humboldt
6 mi se Arcata (Fickle Hill)
Comment
UC1223374
Trifolium wormskioldii
Joseph P. Tracy
1950-6-29
18940
Humboldt
6 mi s Arcata (Fickle Hill)
Comment
UC16825
Trifolium wormskioldii
Joseph Burtt Davy and Walter C. Blasdale
1899-6-17
5600
Humboldt
Arcata
Comment
UC1130595
Triglochin maritima
H. S. Yates
1936-6-23
5860
Humboldt
1 mi w Bayside; Eureka Quadrangle
Comment
UCR179285
Trillium
R. G. Swinney
1968-3-8
217
Humboldt
Arcata
152
Comment
RSA46966
Trillium albidum
E. N. Crosby
1935-3-10
66
Humboldt
Blue Lake
Comment
UC1134686
Trillium albidum
R. Stahelin
1933-5-17
Humboldt
Arcata City Park Eureka Quad., Arcata City Park
Comment
HSC103980
Trillium ovatum
Kyle Brown
2015-4-25
41
Humboldt
Arcata, Redwood Park
98
Comment
HSC15697
Trillium ovatum
D. E. Anderson
1962-3-18
1943
Humboldt
Jacoby Creek
Comment
HSC15699
Trillium ovatum
D. E. Anderson
1962-2-23
1923
Humboldt
Grove E of HSC campus
Comment
HSC47579
Trillium ovatum
Sheila Logan
1978-4-10
175
Humboldt
Redwood Park behind HSU campus
Comment
RSA183586
Trillium ovatum
R. D. Zortman
1963-3-16
14
Humboldt
5 miles northeast of Arcata; south of the Mad River, off Warren Creek Road.
91
Comment
SDSU11977
Trillium ovatum
D. R. Harvey
1938-8-13
2253
Humboldt
Redwood Park
Comment
UC1134682
Trillium ovatum
R. Stahelin
1933-5-18
LH 12
Humboldt
Arcata City Park Eureka Quad., Arcata City Park
Comment
UCR275118
Trillium ovatum
Charity A. Hartshorn
2016-5-14
28
Humboldt
Arcata Community Forest
244
Comment
HSC13121
Trisetum cernuum
R. H. Berg
1963-5-1
60
Humboldt
Arcata, H.S.U. campus.
Comment
HSC13423
Trisetum cernuum
T. F. Newman
1966-5-1
6645
Humboldt
H.S.U Campus
Comment
HSC39398
Trisetum cernuum
D. E. Anderson, J. P. Smith
1971-6-28
- 1252
Humboldt
2.5 mi. S of Blue Lake along the Mad River
Comment
HSC9982
Trisetum cernuum
W. F. Cartwright
1965-4-23
65
Humboldt
3 mi. E of Arcata on Fickle Hill Rd.
Comment
UC1714630
Trisetum cernuum
Joseph P. Tracy
1926-6-13
7599
Humboldt
near Blue Lake (Liscom Hill Road); North Coast Ranges
152
Comment
UC187230
Trisetum flavescens
J. P. Tracy
1911-7-12
3527
Humboldt
Blue Lake
60
Comment
HSC39173
Triteleia laxa
D. E. Anderson, J. P. Smith
1971-6-28
- 1229
Humboldt
Along Mad River, 2 mi. S of Blue Lake.
Comment
CDA2565
Triticum aestivum
Gordon Leppig, Sylvia Leppig, K. Neander
2000-4-14
1293
Humboldt
East of Community Center parking lot, Arcata.
Comment
CHSC79895
Triticum aestivum
Gordon Leppig; Sylvia Leppig, Kai Neander
2000-4-14
1293
Humboldt
Arcata, UTM zone 10, 4525N, 409E.
3
Comment
HSC13437
Triticum aestivum
D. J. McVean
1965-5-16
58
Humboldt
Arcata, Game Pens at H.S.U.
Comment
HSC94180
Triticum aestivum
Gordon Leppig, Kai Neander
2000-4-14
1293
Humboldt
Arcata, E of the Community Center parking lot
3
Comment
HSC28304
Tsuga heterophylla
Gary S. Lester
1973-12-8
61
Humboldt
E of HSC Campus
Comment
UC672886
Typha latifolia
Joseph P. Tracy
1934-7-14
13398
Humboldt
along Mad River near Blue Lake; along Mad River, near Blue Lake
15
Comment
HSC94100
Ulex europaeus
D. M. Hull
1986-2-26
48
Humboldt
Corner of Beverly Way and Chapman Ave. Arcata, CA
Comment Read comments Jan 13 2012
HSC13200
Umbellularia californica
Jana Kattenhorn
1970-10-24
110
Humboldt
HSC Campus, E of Building 37
Comment
UC1196284
Umbellularia californica
Joseph P. Tracy
1912-3-31
3570
Humboldt
in valley of Mad River near Glendale; Northern Coast Ranges
30
Comment
HSC21672
Urtica dioica subsp. gracilis
R. D. Zortman
1963-5-5
34
Humboldt
5 mi. NE of Arcata, S of the Mad River, off Warren Creek Rd.
91
Comment
HSC59133
Urtica dioica subsp. gracilis
Terry Roth
1979-5-20
65
Humboldt
Along old logging road that follows Jolly Giant Creek.
79
Comment
HSC60134
Urtica dioica subsp. gracilis
M. A. Baker
1977-5-1
277
Humboldt
E of Humboldt State University.
Comment
HSC13157
Vaccinium ovatum
Steve Dorei
1970-10-8
7
Humboldt
HSU campus, near corner of Union St. and st. leading to gyms
Comment
HSC31471
Vaccinium ovatum
Steve Selva, Roger Jensen
1974-8-28
96
Humboldt
Behind Humboldt State University, Arcata.
Comment
HSC34645
Vaccinium ovatum
Thomas Anthony
1975-4-8
3
Humboldt
E of HSU tennis courts on ridge facing Fern Lake from W
Comment
HSC59436
Vaccinium ovatum
Kenneth Clark
1979-3-31
19
Humboldt
0.1 mi. E of end of Granite Ave, Arcata
30
Comment
HSC60135
Vaccinium ovatum
M. A. Baker
1977-5-1
286
Humboldt
E of Humboldt State University.
Comment
HSC7910
Vaccinium ovatum
Dan O'Brien
1962-5-20
Humboldt
0.5 mi. E of Humboldt State University campus
Comment
HSC7915
Vaccinium ovatum
D. E. Anderson
1961-8-11
1733
Humboldt
Redwood preserve E of HSU campus
30
Comment
SEINET3107074
Vaccinium ovatum
Steve Selva, Roger Jensen
1974-8-28
96
Humboldt
Redwood forest behind Humboldt State University, Arcata.
Comment
UCR275111
Vaccinium ovatum
Charity A. Hartshorn
2016-5-14
31
Humboldt
Arcata Community Forest
244
Comment
HSC31487
Vaccinium parvifolium
Steve Selva, Roger Jensen
1974-8-28
97
Humboldt
Behind Humboldt State University, Arcata.
Comment
HSC7924
Vaccinium parvifolium
P. Markle
1962-5-3
18
Humboldt
Arcata Community behind HSU campus
30
Comment
RSA1368
Vaccinium parvifolium
E. R. Johnson
1929-08
1412
Humboldt
Arcata Redwood Park
91
Comment
RSA34285
Vaccinium parvifolium
J. Wendell Howe
1930-9-15
s.n.
Humboldt
Arcata.
Comment
RSA471156
Vaccinium parvifolium
Anonymous
1924-7-10
s.n.
Humboldt
Arcata.
Comment
SEINET3107075
Vaccinium parvifolium
Steve Selva, Roger Jensen
1974-8-28
97
Humboldt
Redwood forest behind Humboldt State University, Arcata.
Comment
HSC59144
Vancouveria hexandra
Terry Roth
1979-5-20
64
Humboldt
Along old logging road that follows Jolly Giant Creek.
79
Comment
CAS-BOT-BC76087
Vancouveria planipetala
Ira L. Wiggins
1932-6-18
5865
Humboldt
Along Jacoby Creek, 2 miles east of Bayside.
Comment
HSC67545
Vancouveria planipetala
J. P. Smith, Steve Selva
1970-6-14
3835
Humboldt
Along Hwy. 96 at Whitmore Creek.
152
Comment
HSC39719
Verbena lasiostachys
D. E. Anderson, J. P. Smith
1971-6-28
- 1258
Humboldt
2.5 mi. S of Blue Lake along the Mad River
Comment
UC585990
Verbena lasiostachys var. lasiostachys
Joseph P. Tracy
1933-8-13
12965
Humboldt
near Blue Lake (along Mad River)
15
Comment
HSC21192
Veronica americana
Paul Shields
1955-6-16
Humboldt
HSC campus
Comment
RSA0049599
Veronica hederifolia var. triloba
Dean Wm. Taylor
2013-5-8
21405
Humboldt
Arcata, about the grounds of the Masonic Lodge, on Bayside road east of Highway 101
21
Comment
HSC12789
Veronica serpyllifolia subsp. humifusa
Jana Kattenhorn
1970-10-28
152
Humboldt
Mad River at the mouth of Lindsey Creek, N Bank Rd. off Hwy. 299
Comment
UC709409
Vicia faba
Joseph P. Tracy
1940-4-7
16527
Humboldt
Bayside
15
Comment
HSC15260
Vicia hirsuta
Harvey Doerksen
1962-5-8
19
Humboldt
3 mi. W of Blue Lake, fork Mad River and Essex Creek
Comment
UCSB16530
Vicia hirsuta
Breedlove, Dennis
1961-7-4
Humboldt
North bank of the Mad River, 1 mile east of Blue Lake on U.S. Highway 299
243
Comment
UC1222587
Vicia tetrasperma
Joseph P. Tracy
1948-8-7
18083
Humboldt
6 mi se Arcata; Fickle Hill
609
Comment
HSC34643
Viola sempervirens
Thomas Anthony
1975-4-8
4
Humboldt
E of HSU tennis courts on ridge facing Fern Lake from W
Comment
HSC95737
Viola sempervirens
Steven Lee
2004-2-18
1
Humboldt
Arcata Community Forest, Jolly Giant Creek; 5-20 ft. from water's edge
Comment
HSC9828
Vulpia bromoides
N. R. Waite
1965-5-19
37
Humboldt
W edge of Humboldt State University campus.
Comment
HSC9834
Vulpia bromoides
W. F. Nickel
1965-3-17
Humboldt
HSU campus, behind wildlife building
Comment
HSC9835
Vulpia bromoides
R. H. Berg
1963-3-9
6
Humboldt
Fickle Hill area, Arcata.
Comment
HSC39399
Vulpia myuros
D. E. Anderson, J. P. Smith
1971-6-28
- 1253
Humboldt
2.5 mi. S of Blue Lake along the Mad River
Comment
HSC9943
Vulpia myuros
Gene S. Van Horn
1962-5-10
14
Humboldt
H.S.U campus, between Administration Building and College Commons, Arcata.
46
Comment
HSC20440
Whipplea modesta
S. S. Stutz
1963-3-24
8
Humboldt
7 mi. SE of Arcata on Fickle Hill Rd.
Comment
CHSC70127
Wisteria floribunda
Katie Grenier
1988-4-22
271
Humboldt
Humboldt State University, S. side of Plant Operations Bldg. on 14th St., growing on fence.
Comment
HSC13443
Zizania palustris var. interior
Paul Shields
1955-9-23
Humboldt
5 mi. SE of Arcata
Comment