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Specimen ID
Determination *
Collector
Collection Date
Collection Number
County
Locality
Elevation in meters
Feedback
BLMAR746
Achillea millefolium
Kate McGrath
2015-7-7
746
Humboldt
Samoa Peninsula, Throughout the EPPA
1
Comment
HSC31635
Achillea millefolium
Glenn McGourty
1974-4-27
21
Humboldt
Upper banks of the Mattole River
Comment
SEINET5585534
Achnatherum lemmonii
Joseph P. Tracy
1950-1
18787
Humboldt
Mail Ridge, north of Harris 7 miles
1036
Comment
HSC23719
Anagallis arvensis
Tim Baroni
1971-7-5
104
Humboldt
8 mi. E of Petrolia
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
HSC49044
Arbutus menziesii
Patricia Shesgreen
1978-5-6
69
Humboldt
Arthur W. Way Memorial Park campground. 100 yds. N of Mattole River.
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
HSC25680
Boykinia occidentalis
Tim Baroni
1971-8-1
150
Humboldt
8 mi. E of Petrolia on the Mattole River
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
RSA47092
Calocedrus decurrens
Doris K. Kildale
1926-8-31
2606
Humboldt
Union Mattole - Geo. H. Miner s Ranch, Mattole River Valley
Comment
HSC23736
Calystegia purpurata
Tim Baroni
1971-7-5
107
Humboldt
8 mi. E of Petrolia
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
HSC30733
Castilleja affinis subsp. litoralis
Glenn McGourty
1974-4-27
24
Humboldt
Upper banks of the Mattole River
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
HSC37609
Ceanothus thyrsiflorus
R. Sutherland
1975-5-8
11 .8575
Humboldt
Along county rd. near Mattole River, 6 mi W of Honeydew
Comment
CAS-BOT-BC180312
Corylus cornuta subsp. californica
L. B. Kildale
1926-8-31
2602
Humboldt
Union Mattole, Geo. H. Mineis Ranch
Comment
HSC23677
Cyperus eragrostis
Tim Baroni
1971-7-5
91
Humboldt
8 mi. E of 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-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
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
UC1196956
Epilobium septentrionale
Joseph P. Tracy
1936-6-9
14901
Humboldt
Mattole R. 3 mi. e. Petrolia; North Coast Region, Mattole R.
15
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
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
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
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
HSC8642
Geranium bicknellii
D. E. Anderson
1963-5-25
2497
Humboldt
4 mi. E of Petrolia.
Comment
HSC23678
Gilia capitata
Tim Baroni
1971-7-5
88
Humboldt
8 mi. E of Petrolia
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
OBI37801
Grindelia stricta var. platyphylla
David J. Keil
1983-7-1
17281
Humboldt
Ca. 7 mi W of Honeydew along Mattole rd
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
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
HSC23734
Iris douglasiana
Tim Baroni
1971-7-5
101
Humboldt
8 mi. E of Petrolia
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
HSC23720
Keckiella corymbosa
Tim Baroni
1971-7-5
96
Humboldt
W bank of the Mattole River
Comment
UCD88651
Melica subulata
A. H. Murphy
1951-5-18
s.n.
Humboldt
K. Roscoe Ranch, Upper Mattole.
Comment
UCD88652
Melica subulata
A. H. Murphy
1951-5-18
41
Humboldt
K. Roscoe Ranch, Upper Mattole.
Comment
HSC23730
Mentha pulegium
Tim Baroni
1971-7-5
99
Humboldt
Comment
HSC23725
Mimulus cardinalis
Tim Baroni
1971-8-1
151
Humboldt
8 mi. E of Petrolia on the Mattole River
Comment
UC1152040
Nassella pulchra
A. H. Murphy
1951-3-30
Humboldt
along roadside near Mattole River Grange Hall; Mattole Valley
Comment
HSC13623
Phacelia bolanderi
D. E. Anderson
1963-5-25
2496
Humboldt
4 mi. E of Petrolia
Comment
UCD89189
Phalaris minor
A. H. Murphy
1951-6-6
s.n.
Humboldt
W Roscoe at Upper Mattole.
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
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
UCD91937
Poa pratensis
A. Murphy
1951-5-18
s.n.
Humboldt
W. Roscoe Ranch, Upper Mattole, near Mattole River.
Comment
CAS-BOT-BC94312
Quercus garryana
Doris K. Kildale
1926-8-31
2603
Humboldt
Union Mattola, Geo. Miner Ranch
Comment
JEPS37758
Quercus kelloggii
W. L. Jepson
1903-6
2203
Humboldt
Harris Ridge
1127
Comment
UCD46702
Quercus kelloggii
W. L. Jepson
1903-6-9
2203
Humboldt
Harris Ridge.
1127
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
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-BC146877
Rosa rubiginosa
Doris K. Kildale
1926-8-31
2608
Humboldt
Union Mattole, Mattole River Valley
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
UC1094499
Rosa rubiginosa
J. A. Delapp
1956-6-14
2
Humboldt
Three miles west of upper Mattole School
152
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
CAS-BOT-BC85214
Taxus brevifolia
Doris K. Kildale
1926-8-31
2601
Humboldt
Union Mattole - Geo. 7 Niner Ranch, Mattole River Valley
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
HSC49043
Trifolium willdenovii
Patricia Shesgreen
1978-5-6
71
Humboldt
Arthur W. Way Memorial Park campground. 100 yds. N of Mattole River.
Comment
HSC21738
Verbena lasiostachys
D. E. Anderson
1963-5-25
2499
Humboldt
4 mi. E of Petrolia.
Comment
HSC23748
Verbena menthifolia
Tim Baroni
1971-7-5
100
Humboldt
Comment
HSC23679
Zeltnera muehlenbergii
Tim Baroni
1971-7-5
103
Humboldt
8 mi. E of Petrolia
Comment