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Specimen ID
Determination *
Collector
Collection Date
Collection Number
County
Locality
Elevation in meters
Feedback
HSC31635
Achillea millefolium
Glenn McGourty
1974-4-27
21
Humboldt
Upper banks of the Mattole River
Comment
CAS-BOT-BC210652
Achnatherum lemmonii
Joseph P. Tracy
1933-5-20
12247
Humboldt
Mattole Valley
152
Comment
HSC45096
Acmispon micranthus
R. Sutherland
1978-5-13
3 .13578
Humboldt
Mattole River.
282
Comment
CAS-BOT-BC202607
Aesculus californica
Doris K. Kildale
1927-5-15
3161
Humboldt
Petrolia
Comment
CDA35538
Aesculus californica
R. Spandoni & J. R. Hunt
1980-9-3
Humboldt
Petrolia.
0
Comment
UC1222302
Aesculus californica
Joseph P. Tracy
1950-6-18
18847
Humboldt
Petrolia
Comment
CAS-BOT-BC170946
Alnus rhombifolia
Doris K. Kildale
1927-5-15
3292
Humboldt
Mattole River Valley
Comment
CAS-BOT-BC169544
Alnus rubra
Joseph P. Tracy
1930-7-27
9113
Humboldt
Mattole River, near Petrolia
15
Comment
CAS-BOT-BC169545
Alnus rubra
Joseph P. Tracy
1930-7-27
9113
Humboldt
Mattole River, near Petrolia
15
Comment
UC503098
Alnus rubra
Joseph P. Tracy
1930-7-27
9113
Humboldt
near Petrolia; North Coast Region, Mattole River
15
Comment
OBI35980
Ambrosia chamissonis
David J. Keil
1983-7-1
17289
Humboldt
Ca 8 mi NW of Petrolia along Mattole Rd. rd immed adj to seashore
Comment
CAS-BOT-BC45132
Anaphalis margaritacea
Carl B. Wolf
1927-8-30
1230
Humboldt
2 miles S of Petrolia on Matole River near point where road crosses river
Comment
RSA15556
Anaphalis margaritacea
C. B. Wolf
1927-8-30
1230
Humboldt
2 miles S of Petrolia on the Matole River near point where the road crosses the river.
Comment
SBBG44954
Anaphalis margaritacea
C. B. Wolf
1927-8-30
Humboldt
2 mi S of Petrolia on Mattole River, near where road crosses river
Comment
UCD56151
Avena barbata
A. H. Murphy
1951-2-28
5
Humboldt
South of Petrolia.
Comment
UCD56227
Avena barbata
A. H. Murphy
1951-3-30
s.n.
Humboldt
Beside county road. 6 miles south of Petrolia near Mattole Valley Range Hall.
Comment
CAS-BOT-BC98771
Baccharis douglasii
Carl B. Wolf
1927-8-30
1239
Humboldt
Minor's Ranch, Union Matole, 6 mi. so. of Petrolia
Comment
RSA15553
Baccharis douglasii
C. B. Wolf
1927-8-30
1239
Humboldt
Minor's Ranch Union Matole, 6 miles south of Petrolia
Comment
UC492247
Barbarea orthoceras
Joseph P. Tracy
1927-7-24
8292
Humboldt
Mattole Valley
152
Comment
OBI37802
Bellardia viscosa
David J. Keil
1983-7-1
17282
Humboldt
1 mi NW of Petrolia Fire Station along Mattole Rd
Comment
JEPS514
Brodiaea terrestris subsp. terrestris
Joseph P. Tracy
1933-5-20
12249
Humboldt
1 mi. w. Petrolia; Northern Coast Ranges, Mattole Valley
91
Comment
UC666939
Brodiaea terrestris subsp. terrestris
Joseph P. Tracy
1933-5-20
12249
Humboldt
1 mi w Petrolia; Northern Coast Ranges, Mattole Valley
91
Comment
UCD58498
Bromus carinatus var. carinatus
A. H. Murphy
1951-3-30
s.n.
Humboldt
2 miles north of Petrolia. County road.
Comment Read comments May 22 2012
UCD59273
Bromus carinatus var. carinatus
A. H. Murphy
1951-3-1
6
Humboldt
2 miles north of Petrolia.
Comment
UCD59150
Bromus carinatus var. marginatus
A. H. Murphy
1951-5-18
s.n.
Humboldt
1.5 mi. south of Petrolia on county road. West side of Mattole River near bridge.
Comment
CAS-BOT-BC185316
Calamagrostis foliosa
Joseph P. Tracy
1936-6-9
14899
Humboldt
Bank of Mattole River at bridge 3 miles east of Petrolia.
30
Comment
GH341565
Calamagrostis foliosa
J. P. Tracy
1936-6-9
14899
Unknown
Mattole River at bridge 3 mi. east of Petrolia
Comment
UC1145051
Calamagrostis foliosa
Joseph P. Tracy
1936-6-9
14899
Humboldt
at bridge 3 mi e Petrolia (bluff bank of river); Mattole River
30
Comment
UC1146639
Calamagrostis foliosa
Freed W. Hoffman
1946-5-19
1728
Humboldt
Mattole River
Comment
UCD56952
Calamagrostis foliosa
A. H. Murphy
1951-5-18
38
Humboldt
approx. 1.5 mi. south of Petrolia at bridge corssing, along Mattole River.
Comment
UCD56962
Calamagrostis foliosa
A. H. Murphy
1951-5-18
38
Humboldt
Mattole River, second bridge upstream, ca. 1 mile south of Petrolia.
Comment
CAS-BOT-BC80386
Calocedrus decurrens
Doris K. Kildale
1926-8-31
2606
Humboldt
Mattole River Valley, Geo. H. Mineis Ranch
Comment
SEINET200994
Calystegia
Joseph P. Tracy
1927-7-24
8298
Humboldt
Upper Mattole
152
Comment
UC562491
Calystegia purpurata
Joseph P. Tracy
1927-7-24
8298
Humboldt
Upper Mattole
152
Comment
UC1222150
Calystegia purpurata subsp. purpurata
Joseph P. Tracy
1950-6-8
18769
Humboldt
near Petrolia (2 mi down river, hills between town and Ocean); near Petrolia
Comment
SEINET10453135
Camissonia cheiranthifolia
Mary Merello
1993-6-19
Merello 664
Humboldt
Along Petrolia-Capetown Road. Pacific Coastal dunes.
40
Comment
UC562278
Carex bolanderi
Joseph P. Tracy
1936-6-9
14912 1/2
Humboldt
Upper Mattole
457
Comment
UC562431
Carex bolanderi
Joseph P. Tracy
1936-6-9
14912
Humboldt
Upper Mattole
457
Comment
UC562425
Carex deweyana subsp. leptopoda
Joseph P. Tracy
1936-6-9
14902
Humboldt
4 mi SE of Petrolia; Mattole Valley
60
Comment
CAS-BOT-BC31465
Carex leptopoda
Joseph Prince Tracy
1936-6-9
14902
Humboldt
Mattole Valley, 4 mi SE of Petrolia.
60
Comment
UC562634
Carex subbracteata
Joseph P. Tracy
1936-6-9
14904
Humboldt
Upper Mattole
121
Comment
UC562635
Carex subbracteata
Joseph P. Tracy
1936-6-9
14904 1/2
Humboldt
Upper Mattole
121
Comment
CAS-BOT-BC116910
Carex subbracteata var. subbracteata
Joseph Prince Tracy
1936-6-9
14904
Humboldt
Upper Mattole.
121
Comment
UC249758
Carex tumulicola
Joseph P. Tracy
1923-6-19
6296
Humboldt
Upper Mattole Valley Northern Coast Ranges
152
Comment
HSC30733
Castilleja affinis subsp. litoralis
Glenn McGourty
1974-4-27
24
Humboldt
Upper banks of the Mattole River
Comment
CAS-BOT-BC63682
Ceanothus integerrimus
L. B. Kildale
1927-5-15
3301
Humboldt
Petrolia.
Comment
RSA46465
Ceanothus integerrimus var. californicus
Doris K. Kildale
1927-5-15
3301
Humboldt
Petrolia
Comment
HSC37083
Ceanothus oliganthus var. sorediatus
R. Sutherland
1975-5-8
14 .8575
Humboldt
Mattole Rd. 1.0 mi E of Petrolia, bank of Mattole River
67
Comment
CAS-BOT-BC51214
Ceanothus parryi
Doris K. Kildale
1927-5-15
3302
Humboldt
Petrolia
Comment
CAS-BOT-BC384898
Cerastium arvense
Doris K. Kildale
1927-5-15
3245
Humboldt
Petrolia, Mattole River
Comment
UC101803
Clarkia amoena subsp. amoena
R. A. Plaskett
Humboldt
Mattole River
Comment
UC1222613
Conium maculatum
Joseph P. Tracy
1950-6-8
18768
Humboldt
near Petrolia (Hills between town and ocean)
Comment
UC1222614
Conium maculatum
Joseph P. Tracy
1950-6-8
18768
Humboldt
near Petrolia (Hills between town and ocean)
Comment
JEPS15874
Corethrogyne filaginifolia
Joseph P. Tracy
1928-5-20
8442
Humboldt
Petrolia; Mattole Valley
60
Comment
OBI16659
Corethrogyne filaginifolia
Joseph P. Tracy
1950-6-18
18764
Humboldt
Near Petrolia. Hills between town and Ocean. 1 mi W of town
Comment
UC1223036
Corethrogyne filaginifolia
Joseph P. Tracy
1950-6-18
18764 A
Humboldt
1 mi w of town Petrolia
Comment
UC1223037
Corethrogyne filaginifolia
J. P. Tracy
1950-6-18
18764
Humboldt
1 mi w of town Petrolia
Comment
UC581780
Corethrogyne filaginifolia
Joseph P. Tracy
1928-5-20
8442
Humboldt
near Petrolia
Comment
UCD130872
Corethrogyne filaginifolia
Joseph P. Tracy
1950-6-15
18764
Humboldt
1 mile west of town, near Petrolia, between town and Ocean.
Comment
RSA46830
Corylus cornuta var. californica
Doris K. Kildale
1926-8-31
2602
Humboldt
Mattole Valley, at Geo. H. Mineis.
Comment Read comments Jan 24 2013
CDA1946
Cynosurus cristatus
E. C. Whitney
1959-9-16
Humboldt
J. Zanone, Petrolia.
0
Comment
UC1040573
Cynosurus cristatus
L. T. Burcham
1956-7-19
341
Humboldt
1.5 mi nw Petrolia
152
Comment
UCD60123
Cynosurus cristatus
L. T. Burcham
1956-7-19
341
Humboldt
1.5 miles northwest of Petrolia.
152
Comment
HSC954
Cynosurus echinatus
DWC
1956-5-29
Humboldt
Petrolia
Comment
UC303181
Cytisus scoparius
Joseph P. Tracy
1923-6-18
6289
Humboldt
Petrolia; Northern Coast Ranges
60
Comment
RSA46895
Delphinium nudicaule
Doris K. Kildale
1927-5-15
3164
Humboldt
Petrolia
Comment
UC1085309
Delphinium nudicaule
J. F. Ashley
1946-4-1
5
Humboldt
rock face 1 1/2 mi e Petrolia; Mattole River
30
Comment
CAS-BOT-BC121960
Delphinium trolliifolium
Doris K. Kildale
1927-5-15
3300
Humboldt
Petrolia
Comment
BLMAR661
Deschampsia cespitosa
Jennifer Wheeler
2012-7-13
661
Humboldt
King range
670
Comment
CDA6260
Digitalis purpurea
T. C. Fuller
1958-6-17
1725
Humboldt
Petrolia, Lower Mattole.
0
Comment
CAS-BOT-BC150338
Diplacus aurantiacus
Doris K. Kildale
1927-5-15
3244
Humboldt
Petrolia, back of Mattole River
Comment
CAS-BOT-BC159615
Drymocallis glandulosa var. glandulosa
Doris K. Kildale
1927-5-15
3249
Humboldt
Petrolia
Comment
SBBG60140
Epilobium canum subsp. latifolium
L. Rowntree
1931-7-21
Humboldt
Mattole River 2 mi from Petrolia
Comment
SBBG60143
Epilobium canum subsp. latifolium
L. Rowntree
1931-7-21
Humboldt
Mattole River
Comment
CAS-BOT-BC165947
Epilobium septentrionale
J. Clausen
1932-9-18
685
Humboldt
2 miles southeast of Petrolia at the bridge across Mattolle River
Comment
CAS-BOT-BC165948
Epilobium septentrionale
J. Clausen
1932-9-18
684
Humboldt
2 miles southeast of Petrolia at the bridge across Matolle River
Comment
CAS-BOT-BC171846
Epilobium septentrionale
Carl B. Wolf
1927-8-30
1235
Humboldt
2 mi. so. of Petrolia on Matole River near where road crosses river.
Comment
CAS-BOT-BC171847
Epilobium septentrionale
Carl B. Wolf
1927-8-30
1234
Humboldt
2 mi. so. of Petrolia on Matole River near where road crosses river.
Comment
CAS-BOT-BC171849
Epilobium septentrionale
Doris K. Kildale
1929-8-4
8778
Humboldt
Mattole River at Union Mattole
Comment
HSC16556
Epilobium septentrionale
C. B. Wolf
1927-8-30
1235
Humboldt
2 mi. S of Petrolia on the Matole River near the road crossing the river
Comment
HSC16559
Epilobium septentrionale
C. B. Wolf
1927-8-30
1234
Humboldt
2 mi. S of Petrolia on the Matole River near the road crossing the river
Comment
RSA23648
Epilobium septentrionale
Carl B. Wolf
1939-7-8
9521
Humboldt
North bank of Matolle River, 2 miles above Petrolia.
61
Comment
UC1196956
Epilobium septentrionale
Joseph P. Tracy
1936-6-9
14901
Humboldt
Mattole R. 3 mi. e. Petrolia; North Coast Region, Mattole R.
15
Comment
CAS-BOT-BC293612
Erigeron biolettii
Doris K. Kildale
1929-8-4
8777
Humboldt
Mattole River at Union Mattole
Comment
CAS-BOT-BC293613
Erigeron biolettii
Doris K. Kildale
1929-8-4
8777
Humboldt
Mattole River at Union Mattole
Comment
HSC17446
Eriogonum nudum var. auriculatum
C. B. Wolf
1927-8-30
1233
Humboldt
2 mi. S of Petrolia on the Matole River near the road crossing the river
Comment
UC672908
Eriogonum nudum var. auriculatum
Joseph P. Tracy
1936-6-9
14900
Humboldt
near Petrolia; Mattole River
15
Comment
CAS-BOT-BC261491
Eriogonum nudum var. nudum
Carl B. Wolf
1927-8-30
1233
Humboldt
2 mi. so. of Petrolia on Matole [Mattole] River near point where road crosses river
Comment
CAS-BOT-BC312208
Eurybia radulina
Doris K. Kildale
1929-8-4
8780
Humboldt
Mattole River at Union Mattole
Comment
UC1145204
Festuca subulata
Joseph P. Tracy
1936-6-9
14903
Humboldt
4 mi se Petrolia; Northern Coast Ranges, Mattole Valley
60
Comment
CAS-BOT-BC52737
Frangula californica subsp. californica
Carl B. Wolf
1927-8-30
1226
Humboldt
2 mi. s. of Petrolia on the Matole River, near point where road crosses river.
Comment
CAS-BOT-BC52740
Frangula californica subsp. californica
Doris K. Kildale
1927-5-15
3294
Humboldt
Petrolia - Mattole River Valley
Comment
CAS-BOT-BC217699
Fraxinus latifolia
Doris K. Kildale
1927-5-15
3293
Humboldt
Petrolia, Mattole River
Comment
UC1198637
Fraxinus latifolia
Joseph P. Tracy
1923-6-19
6293
Humboldt
Upper Mattole North Coast Ranges
152
Comment
HSC99319
Galium porrigens var. porrigens
C. B. Wolf
1927-8-30
1225
Humboldt
2 mi. S of Petrolia on the Matole River near the road crossing the river
Comment
UC495730
Genista
Joseph P. Tracy
1927-7-24
8301
Humboldt
Mattole Valley; Northern Coast Ranges, Mattole Valley
152
Comment
CDA4089
Genista monspessulana
T. C. Fuller
1958-6-17
570 -58
Humboldt
Lower Mattole.
0
Comment
HSC8642
Geranium bicknellii
D. E. Anderson
1963-5-25
2497
Humboldt
4 mi. E of Petrolia.
Comment
UC668043
Geranium core-core
Joseph P. Tracy
1933-5-20
12251
Humboldt
1 mi w Petrolia; Northern Coast Ranges, Mattole Valley
60
Comment
BLMAR433
Gilia capitata subsp. pacifica
Jennifer Anthony-Wheeler
2008-6-13
433
Humboldt
King range, growing in Prosper Prairie near hdwaters of Mill Creek
624
Comment
CAS-BOT-BC226151
Gilia capitata subsp. pacifica
Doris K. Kildale
1927-5-15
3295
Humboldt
Mattole River Valley
Comment
JEPS82251
Grindelia hirsutula
Roger Raiche
1983-7-19
30540
Humboldt
along Mattole Road several mi w of Honeydew (2 mi e of Lighthouse Road)
Comment
UC492193
Heteromeles arbutifolia
Joseph P. Tracy
1927-7-24
8300
Humboldt
Mattole Valley; Northern Coast Ranges
152
Comment
CAS-BOT-BC311028
Heterotheca oregona var. compacta
Carl B. Wolf
1927-8-30
1228
Humboldt
2 mi. s. of Petrolia on Matole River near point where road crosses river
Comment
JEPS2472
Heterotheca oregona var. rudis
Joseph P. Tracy
1930-7-27
9112
Humboldt
near Petrolia; North Coast Ranges, Mattole River
15
Comment
RSA15557
Heterotheca oregona var. rudis
C. B. Wolf
1927-8-30
1228
Humboldt
2 miles S of Petrolia on the Matole River near point where the road crosses the river.
Comment
UC581756
Heterotheca oregona var. rudis
Joseph P. Tracy
1930-7-27
9112
Humboldt
near Petrolia; North Coast Region, Mattole River
15
Comment
SBBG45062
Heterotheca sessiliflora subsp. bolanderi
C. B. Wolf
1927-8-30
Humboldt
2 mi S of Petrolia on Mattole River near where road crosses river
Comment
CDA25934
Holodiscus discolor
J. R. Keck Jr.
1977-6-22
Humboldt
Lighthouse Road south of Petrolia, Mattole River.
0
Comment
HSC23405
Hordeum marinum subsp. gussoneanum
Jeff Blake
1971-11-15
Humboldt
Bear Ridge area, near Petrolia.
Comment
UC249747
Juncus covillei var. obtusatus
Joseph P. Tracy
1923-6-19
6294
Humboldt
Upper Mattole Valley Northern Coast Ranges
152
Comment
UC249746
Juncus occidentalis
Joseph P. Tracy
1923-6-19
6295
Humboldt
Upper Mattole Valley Northern Coast Ranges
152
Comment
CAS-BOT-BC235887
Keckiella corymbosa
Carl B. Wolf
1927-8-30
1237
Humboldt
2 mi. so. of Petrolia on Matole [Mattole] River near where road crosses river
Comment
CAS-BOT-BC235892
Keckiella corymbosa
Doris K. Kildale
1929-8-4
8779
Humboldt
Mattole River at Union Mattole
Comment
RSA424319
Keckiella corymbosa
Lester Rowntree
1931-7-21
s.n.
Humboldt
Mattole River Bridge 2 miles from Petrolia.
Comment
SBBG26952
Keckiella corymbosa
C. B. Wolf
1927-8-30
Humboldt
2 mi S of Petrolia on Mattole River near where road crosses river
Comment
SBBG66501
Keckiella corymbosa
L. Rowntree
1931-7-21
Humboldt
Mattole River bridge, near Petrolia
Comment
UC1223219
Layia gaillardioides
Joseph P. Tracy
1950-6-8
187860
Humboldt
Petrolia
Comment
JEPS19585
Limnanthes douglasii
Joseph P. Tracy
1933-5-20
12246
Humboldt
near Petrolia; North Coast Region, Mattole River
15
Comment
UC668278
Limnanthes douglasii subsp. douglasii
Joseph P. Tracy
1993-5-20
12246
Humboldt
near Petrolia; North Coast Region, Mattole River
15
Comment Read comments Jun 28 2015
UCD66476
Lolium perenne
Collector Unknown
1923-7-18
23
Humboldt
Petrolia.
Comment
RSA406183
Lotus humistratus
Lester Rowntree
1931-7-21
s.n.
Humboldt
Mattole River Bridge 2 miles from Petrolia.
Comment
UC503007
Lupinus nanus
Joseph P. Tracy
1932-5-10
9946
Humboldt
Petrolia; Northern Coast Ranges, Mattole Valley
60
Comment
JEPS45971
Lythrum hyssopifolia
W. L. Jepson
1902-8-4
2146
Humboldt
near Petrolia ( Expedition from Ukiah to the Hupa Indian Reservation)
Comment
UC581813
Madia sativa
Joseph P. Tracy
1936-6-9
14909
Humboldt
Upper Mattole Valley
121
Comment
JEPS10484
Mimulus guttatus
Joseph P. Tracy
1933-5-20
12252
Humboldt
near Petrolia; North Coast Region, Mattole River
15
Comment
UC582710
Mimulus nasutus
Joseph P. Tracy
1933-5-20
12252
Humboldt
near Petrolia; North Coast Region, Mattole River
15
Comment
UC275345
Modiola caroliniana
Joseph P. Tracy
1923-6-18
6288
Humboldt
Northern Coast Ranges, Petrolia Petrolia Petrolia Petrolia; Northern Coast Ranges, Petrolia
60
Comment
RSA10034
Nassella lepida
Joseph P. Tracy
1933-5-20
12247
Humboldt
Mattole Valley, near Petrolia
152
Comment
UC1056359
Nassella lepida
J. I. Mallory
1956-4-27
128
Humboldt
three mi w Petrolia; Quad 28-B-4, Humboldt base
76
Comment
UC526762
Nassella lepida
Joseph P. Tracy
1933-5-20
12247
Humboldt
hillside near Petrolia; Northern Coast Ranges, Mattole Valley
152
Comment
UCD87817
Nassella lepida
D. W. Cooper
1956-4-27
s.n.
Humboldt
Mattole area. Around Petrolia.
Comment
UCD87899
Nassella lepida
A. H. Murphy
1951-5-18
43
Humboldt
along road, 2.5 mi. northwest of Petrolia.
Comment
UCD87900
Nassella lepida
A. H. Murphy
1951-5-18
s.n.
Humboldt
2.5 mi. northwest of Petrolia on rocky road cut along county road. Petrolia to Ferndale.
Comment
UCD87901
Nassella lepida
A. H. Murphy
1951-5-18
s.n.
Humboldt
2.5 mi. northwest of Petrolia on rocky road cut along county road. Petrolia to Ferndale.
Comment
UCD87652
Nassella pulchra
A. H. Murphy
1951-2-28
4
Humboldt
South of Petrolia. In Mattole Valley.
Comment
UCD87653
Nassella pulchra
A. H. Murphy
1951-3-30
s.n.
Humboldt
Mattole Valley. Along roadside near Mattole River Grange Hall.
Comment
UC1198528
Navarretia squarrosa
Joseph P. Tracy
1927-7-24
8293
Humboldt
Upper Mattole
152
Comment
JEPS70515
Navarretia viscidula
Joseph P. Tracy
1927-7-24
8294
Humboldt
Upper Mattole
152
Comment
UC1103584
Navarretia viscidula
Joseph P. Tracy
1923-6-18
6287
Humboldt
Petrolia Northern Coast Ranges, Mattole Valley
30
Comment
UC908184
Navarretia viscidula
Joseph P. Tracy
1927-7-24
8294
Humboldt
Upper Mattole
152
Comment
UC1039818
Oemleria cerasiformis
J. I. Mallory
1956-4-27
127
Humboldt
1.5 mi w Petrolia (at head of Jeffrey Gulch); Jeffrey Gulch
167
Comment
UC314579
Osmorhiza berteroi
Joseph P. Tracy
1923-6-19
6291
Humboldt
Upper Mattole Valley Northern Coast Ranges
152
Comment
UC1103772
Panicum acuminatum var. acuminatum
Joseph P. Tracy
1932-9-5
10776
Humboldt
Mattole Valley; Northern Coast Ranges, Upper Mattole, Mattole Valley
152
Comment
UC1222793
Parentucellia viscosa
Joseph P. Tracy
1950-6-8
18759
Humboldt
leading from the coast toward Petrolia; Domingo Hill
Comment
HSC13623
Phacelia bolanderi
D. E. Anderson
1963-5-25
2496
Humboldt
4 mi. E of Petrolia
Comment
UC1222903
Phacelia californica
Joseph P. Tracy
1950-6-8
18763
Humboldt
e slope from summit Domingo Hill (near Petrolia)
Comment
CAS-BOT-BC140582
Physocarpus capitatus
Carl B. Wolf
1927-8-30
1227
Humboldt
2 mi. s. of Petrolia on the [Matole] Mattole River near point where road crosses river
Comment
CAS-BOT-BC140586
Physocarpus capitatus
Doris K. Kildale
1926-5-15
3158
Humboldt
Petrolia Bridge, Mattole River Valley
Comment
HSC18712
Physocarpus capitatus
C. B. Wolf
1927-8-30
1227
Humboldt
2 mi. S of Petrolia on the Matole River near the road crossing the river
Comment
RSA46805
Physocarpus capitatus
Doris K. Kildale
1927-5-15
3158
Humboldt
Petrolia
Comment
GH420017
Plagiobothrys diffusus
J. P. Tracy
1932-5-10
9962
Unknown
Mattole Valley near Petrolia
30
Comment Read comments Jul 21 2018
GH420019
Plagiobothrys diffusus
J. P. Tracy
1933-5-20
12244
Unknown
Mattole Valley near Petrolia
30
Comment
UC1239619
Plagiobothrys nothofulvus
Joseph P. Tracy
1933-5-20
12243
Humboldt
Mattole Valley near Petrolia; Northern Coast Ranges
30
Comment
UC526820
Plagiobothrys reticulatus
Joseph P. Tracy
1933-5-20
12244
Humboldt
Mattole Valley near Petrolia; Northern Coast Ranges, Mattole Valley
30
Comment
UC526821
Plagiobothrys reticulatus
Joseph P. Tracy
1932-5-10
9962
Humboldt
Mattole Valley near Petrolia; Northern Coast Ranges, Mattole Valley
30
Comment
UC582614
Plagiobothrys reticulatus
Joseph P. Tracy
1936-6-9
14905
Humboldt
Upper Mattole Valley
121
Comment
JEPS60988
Plagiobothrys reticulatus var. reticulatus
Joseph P. Tracy
1932-5-10
9962
Humboldt
near Petrolia; Northern Coast Ranges, Mattole Valley
30
Comment
JEPS60991
Plagiobothrys reticulatus var. reticulatus
Joseph P. Tracy
1933-5-20
12244
Humboldt
near Petrolia; Northern Coast Ranges, Mattole Valley
30
Comment
JEPS60994
Plagiobothrys reticulatus var. reticulatus
Joseph P. Tracy
1936-6-9
14905
Humboldt
Upper Mattole Valley
121
Comment
GH403953
Plagiobothrys reticulatus var. rossianorum
J. P. Tracy
1936-6-9
14905
Unknown
Upper Mattole Valley
121
Comment
JEPS6423
Plantago erecta
Joseph P. Tracy
1932-5-10
9945
Humboldt
near Petrolia; Northern Coast Ranges, Mattole Valley
60
Comment
UC585985
Plantago erecta
Joseph P. Tracy
1932-5-10
9945
Humboldt
near Petrolia; Northern Coast Ranges, Mattole Valley
60
Comment
UC502963
Polygala californica
Joseph P. Tracy
1927-7-24
8291
Humboldt
Upper Mattole Northern Coast Ranges, Upper Mattole
152
Comment
CAS-BOT-BC102909
Populus trichocarpa
Doris K. Kildale
1927-5-15
3155
Humboldt
Petrolia, Mattole River Valley
Comment
JEPS64560
Populus trichocarpa
W. L. Jepson
1902-8-4
2147
Humboldt
Petrolia on the Mattole River, Petrolia (on the Mattole River, Expedition from Ukiah to the Hupa Indian Reservation)
Comment
RSA46732
Populus trichocarpa
Doris K. Kildale
1927-5-15
3155
Humboldt
Petrolia
Comment
CAS-BOT-BC62674
Quercus chrysolepis
Doris K. Kildale
1927-5-15
3303
Humboldt
Petrolia
Comment
RSA167446
Rhamnus californica
Joseph P. Tracy
1950-6-18
18848
Humboldt
Near Petrolia, Hills betw town and Ocean
Comment
RSA8097
Rhamnus californica
Carl B. Wolf
1927-8-30
1226
Humboldt
2 miles S of Petrolia on the Matole River near point where the road crosses the river.
Comment
UC1197985
Rhamnus californica
Joseph P. Tracy
1927-7-24
8297
Humboldt
Upper Mattole Northern Coast Ranges, South Fork Eel River
152
Comment
UC1222628
Rhamnus californica
Joseph P. Tracy
1950-6-18
18848
Humboldt
near Petrolia (hills between town and ocean)
Comment
CAS-BOT-BC433130
Ribes
Doris K. Kildale
1927-5-15
3298
Humboldt
Petrolia
Comment
UC552231
Ribes menziesii
Joseph P. Tracy
1933-5-20
12268
Humboldt
near Petrolia; North Coast Ranges, Mattole Valley
15
Comment
UC1198950
Ribes roezlii var. amictum
Joseph P. Tracy
1930-7-27
9111
Humboldt
near Petrolia; North Coast Ranges, Mattole River
15
Comment
UC1039819
Ribes sanguineum
J. I. Mallory
1956-4-27
126
Humboldt
1.5 mi w Petrolia (at head of Jeffrey Gulch, Humboldt base and Mer.); Quad. 28-B4
167
Comment
JEPS47283
Rosa eglanteria
W. L. Jepson
1936-8-18
17947
Humboldt
1/2 mi nw Petrolia (along a gully in the village)
Comment
CAS-BOT-BC146490
Rosa gymnocarpa
Carl B. Wolf
1927-8-30
1232
Humboldt
2 mi. so. of Petrolia on Matole River near point where road crosses river
Comment
HSC99305
Rosa gymnocarpa
C. B. Wolf
1927-8-30
1232
Humboldt
2 mi. S of Petrolia on the Matole River near the road crossing the river
Comment
CAS-BOT-BC146885
Rosa rubiginosa
Carl B. Wolf
1927-8-30
1229
Humboldt
2 mi. s. of Petrolia on Matole River near point where road crosses river
Comment
HSC99307
Rosa rubiginosa
C. B. Wolf
1927-8-30
1229
Humboldt
2 mi. S of Petrolia on the Matole River near the road crossing the river
Comment
CAS-BOT-BC421750
Rumex conglomeratus
Carl B. Wolf
1927-8-30
1231
Humboldt
2 mi. s. of Petrolia on Matole River near point where road crosses river
Comment
HSC17609
Rumex conglomeratus
C. B. Wolf
1927-8-30
1231
Humboldt
2 mi. S of Petrolia on the Matole River near the road crossing the river
Comment
RSA15555
Rumex conglomeratus
Carl B. Wolf
1927-8-30
1231
Humboldt
2 miles S of Petrolia on the Matole River near point where the road crosses the river.
Comment
UC1196545
Salix hookeriana
Joseph P. Tracy
1932-5-10
9951
Humboldt
Mattole R. near Petrolia; North Coast Region, Mattole R.
15
Comment
UC490432
Salix hookeriana
Joseph P. Tracy
1932-5-10
9959
Humboldt
Mattole R. near Petrolia; North Coast Region, Mattole R.
15
Comment
UC490455
Salix hookeriana
Joseph P. Tracy
1932-5-10
9956
Humboldt
Mattole R. near Petrolia; North Coast Region
15
Comment
UC490456
Salix hookeriana
Joseph P. Tracy
1932-5-10
9954
Humboldt
Mattole R. near Petrolia; North Coast Region, Mattole R.
15
Comment
UC490457
Salix hookeriana
Joseph P. Tracy
1932-5-10
9953
Humboldt
Mattole R. near Petrolia; North Coast Region, Mattole R.
15
Comment
UC490458
Salix hookeriana
Joseph P. Tracy
1932-5-10
9952
Humboldt
Mattole R. near Petrolia; North Coast Region, Mattole R.
15
Comment
UC490459
Salix hookeriana
Joseph P. Tracy
1932-5-10
9950
Humboldt
Mattole R. near Petrolia; North Coast Region, Mattole R.
15
Comment
UC490460
Salix hookeriana
Joseph P. Tracy
1932-5-10
9949
Humboldt
Mattole R. near Petrolia; North Coast Region, Mattole R.
15
Comment
UC490461
Salix hookeriana
Joseph P. Tracy
1932-5-10
9957
Humboldt
Mattole R. near Petrolia; North Coast Region, Mattole R.
15
Comment
UC490465
Salix hookeriana
Joseph P. Tracy
1932-9-10
10767
Humboldt
Mattole R. near Petrolia; North Coast Region, Mattole R.
15
Comment
UC490466
Salix hookeriana
Joseph P. Tracy
1932-9-10
10767
Humboldt
Mattole R. near Petrolia; North Coast Region, Mattole R.
15
Comment
UC490469
Salix hookeriana
Joseph P. Tracy
1932-9-5
10769
Humboldt
Mattole R. near Petrolia; Northern Coast Region, Mattole R.
15
Comment
UC490472
Salix hookeriana
Joseph P. Tracy
1932-9-5
10771
Humboldt
Mattole River near Petrolia; North Coast Region
15
Comment
UC519333
Salix hookeriana
Joseph P. Tracy
1933-5-20
12263
Humboldt
Mattole R. near Petrolia; North Coast Region, Mattole R.
15
Comment
UC519384
Salix lasiandra subsp. lasiandra
Joseph P. Tracy
1933-5-20
12267
Humboldt
Mattole R. near Petrolia; North Coast Region, Mattole R.
15
Comment
UC490463
Salix lasiolepis
Joseph P. Tracy
1932-9-5
10765
Humboldt
near Petrolia; North Coast Region, Mattole River
15
Comment
UC490464
Salix lasiolepis
Joseph P. Tracy
1932-9-5
10766
Humboldt
Mattole R. near Petrolia; North Coast Region, Mattole R.
15
Comment
UC490467
Salix lasiolepis
Joseph P. Tracy
1932-9-5
10768
Humboldt
near Petrolia; North Coast Region, Mattole River
15
Comment
UC490468
Salix lasiolepis
Joseph P. Tracy
1932-9-5
10768
Humboldt
near Petrolia; North Coast Region, Mattole River
15
Comment
UC490470
Salix lasiolepis
Joseph P. Tracy
1932-9-5
10770
Humboldt
Mattole R. near Petrolia; North Coast Region, Mattole R.
15
Comment
UC490471
Salix lasiolepis
Joseph P. Tracy
1932-9-5
10770
Humboldt
Mattole R. near Petrolia; North Coast Region, Mattole R.
15
Comment
UC490483
Salix lasiolepis
Joseph P. Tracy
1932-9-5
10775
Humboldt
upper Mattole Valley Northern Coast Ranges, upper Mattole Valley
152
Comment
UC490543
Salix lasiolepis
Joseph P. Tracy
1932-5-10
9958
Humboldt
near Petrolia; Northern Coast Ranges, Mattole River
15
Comment
UC490544
Salix lasiolepis
Joseph P. Tracy
1932-5-10
9958
Humboldt
near Petrolia; North Coast Region, Mattole River
15
Comment
UC519330
Salix lasiolepis
Joseph P. Tracy
1933-5-20
12266
Humboldt
Mattole River, near Petrolia
15
Comment
UC519336
Salix lasiolepis
Joseph P. Tracy
1933-5-20
12264
Humboldt
near Petrolia; North Coast Region, Mattole River
15
Comment
JEPS12953
Salix melanopsis
Joseph P. Tracy
1932-5-10
9961
Humboldt
Mattole River near Petrolia; Northern Coast Region
15
Comment
JEPS14786
Salix melanopsis
Joseph P. Tracy
1933-5-20
12258
Humboldt
Mattole R. near Petrolia; North Coast Region, Mattole R.
15
Comment
UC490557
Salix melanopsis
Joseph P. Tracy
1932-5-10
9961
Humboldt
Mattole R. near Petrolia; North Coast Region, Mattole R.
15
Comment
UC490558
Salix melanopsis
Joseph P. Tracy
1932-5-10
9960
Humboldt
Mattole R. near Petrolia; North Coast Region, Mattole R.
15
Comment
UC519373
Salix melanopsis
Joseph P. Tracy
1933-5-20
12262
Humboldt
Mattole R. near Petrolia; North Coast Region, Mattole R.
15
Comment
UC519377
Salix melanopsis
Joseph P. Tracy
1933-5-20
12258
Humboldt
Mattole R. near Petrolia; North Coast Region, Mattole R.
15
Comment
UC519378
Salix melanopsis
Joseph P. Tracy
1933-5-20
12259
Humboldt
Mattole R. near Petrolia; North Coast Region, Mattole R.
15
Comment
UC519379
Salix melanopsis
Joseph P. Tracy
1933-5-20
12260
Humboldt
Mattole R. near Petrolia; North Coast Region, Mattole R.
15
Comment
UC519380
Salix melanopsis
Joseph P. Tracy
1933-5-20
12261
Humboldt
Mattole R. near Petrolia; North Coast Region, Mattole R.
15
Comment
CAS-BOT-BC129207
Salix piperi
Doris K. Kildale
1927-5-15
3291
Humboldt
Mattole River Valley
Comment
UC1196714
Salix sitchensis
Joseph P. Tracy
1933-5-20
12265
Humboldt
Mattole R. near Petrolia; North Coast Region, Mattole R.
15
Comment
UC490489
Salix sitchensis
Joseph P. Tracy
1932-5-10
9955
Humboldt
Mattole R. near Petrolia; North Coast Region, Mattole R.
15
Comment
UC314592
Sanicula crassicaulis
Joseph P. Tracy
1923-6-19
6292
Humboldt
Northern Coast Ranges, Upper Mattole Valley Upper Mattole Valley; Northern Coast Ranges, Upper Mattole Valley
152
Comment
UC1515012
Sanicula laciniata
Bolander
June 1867
6522
Humboldt
Mattole River
Comment
UC1239705
Scutellaria antirrhinoides
Joseph P. Tracy
1927-7-24
8296
Humboldt
Mattole Valley
152
Comment
CAS-BOT-BC85838
Sequoia sempervirens
Doris K. Kildale
1927-5-15
3160
Humboldt
Petrolia Bridge Mattole River
Comment
CAS-BOT-BC205577
Sidalcea malachroides
F. H. Utech
1986-5-23
86 -399
Humboldt
Ca. 3.0 mi NW of Petrolla on Mattole Road (Humboldt Co. hwy F3C) enroute to Capetown
80
Comment
UC1197976
Sidalcea malviflora subsp. patula
Joseph P. Tracy
1927-6-18
8180
Humboldt
hills w Petrolia; Northern Coast Ranges, w of Petrolia
152
Comment
HSC97389
Stipa lepida
J. P. Tracy
1933-5-20
12247
Humboldt
Grassy hillside near Petrolia, Mattole Valley
152
Comment
JEPS14238
Torilis nodosa
Joseph P. Tracy
1927-6-18
8183
Humboldt
near Petrolia (Hills between Petolia and Ocean)
152
Comment
UC642292
Torilis nodosa
Joseph P. Tracy
1927-6-18
8183
Humboldt
near Petrolia (Hills between Petrolia and Ocean)
152
Comment
UC1223382
Trifolium albopurpureum var. dichotomum
Joseph P. Tracy
1933-5-20
12248
Humboldt
1 mile west Petrolia (Mattole Valley); Northern Coast Ranges
Comment
UC1103432
Trifolium barbigerum
Joseph P. Tracy
1932-5-10
9964
Humboldt
near Petrolia (Mattole); North Caost Ranges
15
Comment
UC1223516
Trifolium barbigerum
Joseph P. Tracy
1933-5-20
12240
Humboldt
Petrolia Mattole Valley
Comment
UC1223478
Trifolium depauperatum var. depauperatum
Joseph P. Tracy
1933-5-20
12242
Humboldt
Petrolia Mattole Valley
Comment
UC495733
Trifolium depauperatum var. depauperatum
Joseph P. Tracy
1932-5-10
9948
Humboldt
near Petrolia (Mattole River); Northern Coast Ranges
15
Comment
HSC2113
Trifolium fucatum
C. B. Wolf
1927-8-30
1236
Humboldt
2 mi. S of Petrolia on the Matole River near the road crossing the river
Comment
UC1039817
Trifolium fucatum
J. I. Mallory
1956-4-27
129
Humboldt
1 3/4 mi w Petrolia (at head of Jeffrey Gulch, Humbolt base and Mer.); Quad. 28-B4
121
Comment
UC1197033
Trifolium fucatum
Joseph P. Tracy
1932-5-10
9963
Humboldt
near Petrolia (Mattole River); North Coast Ranges
15
Comment
UC1223543
Trifolium variegatum var. pauciflorum
Joseph P. Tracy
1933-5-20
12241
Humboldt
Petrolia Northern Coast Ranges, Mattole Valley
Comment
BLMAR608
Triphysaria eriantha
Jennifer Wheeler
2011-4-1
608
Humboldt
King range, located before McNutt Gulch on Mattole Rd
Comment
UC1222435
Triphysaria eriantha subsp. eriantha
Joseph P. Tracy
1932-5-10
9947
Humboldt
terraces near Petrolia (Mattole Valley); Northern Coast Ranges, Mattole Valley
60
Comment
HSC21738
Verbena lasiostachys
D. E. Anderson
1963-5-25
2499
Humboldt
4 mi. E of Petrolia.
Comment
UC1197477
Vicia americana var. americana
Joseph P. Tracy
1933-5-20
12255
Humboldt
near Petrolia (Mattole River); North Coast Region, Mattole River
15
Comment
JEPS66180
Vicia gigantea
W. L. Jepson
1902-8-4
13640
Humboldt
near Petrolia; Humboldt Coast
Comment
UCD94900
Vulpia myuros
A. H. Murphy
1951-5-18
39
Humboldt
Cook Ranch, 1/2 mile northwest of Petrolia.
Comment
UC582644
Wyethia angustifolia
Joseph P. Tracy
1927-7-24
8295
Humboldt
Upper Mattole Valley; Upper Mattole Valley
152
Comment