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Specimen ID
Determination *
Collector
Collection Date
Collection Number
County
Locality
Elevation in meters
Feedback
CAS-BOT-BC78034
Abies concolor
Doris K. Kildale
1927-9-11
2794
Lassen
8-10 miles north of Susanville
1524
Comment
CHSC4769
Achillea millefolium
R. Carter
1967-7-16
619
Lassen
Willow Creek Valley, E of Murrer's Ranch, 1.5 mi W of highway 139 on rd to Eagle Lake, ca. 12 mi N of Susanville, on S side on rd.
Comment
CHSC4909
Achillea millefolium
A. E. Anderson
1967-7-1
67
Lassen
Along fence n of road to Murrer Ranch, 1 mi. from ranch buildings.
1371
Comment
CHSC6285
Achillea millefolium
R. Clicquennoi
1967-7-1
14
Lassen
16 mi n of Susanville, Calif. Highway 139.
1645
Comment
CHSC5075
Acmispon americanus var. americanus
D. L. Stites
1967-7-8
121
Lassen
Ca. 18 mi n of Susanville.
1371
Comment
JEPS31589
Adonis aestivalis
J. R. Sweeney
1962-7-5
2653
Lassen
1/2 mi n of Willow Creek Guard Station (16 mi n of Susanville, Modoc National Forest, on State Highway 139, 54 mi s of Adin); Modoc National Forest, State Highway 139
1219
Comment
UC1220355
Adonis aestivalis
J. R. Sweeney
1962-6-5
2653
Lassen
1/2 mi n ow Willow Creek Guard Station (16 mi n of Susanville on State Highway 139, 54 mi s of Adin); State Highway 139
1219
Comment
CHSC4853
Agastache parvifolia
R. Carter
1967-7-13
584
Lassen
On the s side of road to Eagle Lake Biology Station and Willow Creek.
1584
Comment
CAS-BOT-BC267065
Alisma gramineum
Malcom A. Nobs; S. Galen Smith
1949-7-22
1074
Lassen
Marshes along Willow Creek, Willow Creek Valley, 10 miles N of Susanville
Comment
POM313032
Alisma gramineum
Malcolm A. Nobs, S. Galen Smith
1949-7-22
1074
Lassen
Along Willow Creek, Willow Creek Valley, 10 miles north of Susanville
Comment
UC985665
Alisma gramineum
Malcolm A. Nobs and S. Galen Smith
1949-7-22
1074
Lassen
marshes along Willow Creek (10 mi n of Susanville); Willow Creek Valley
Comment
UCD137906
Alisma gramineum
Malcolm A. Nobs; S. Galen Smith
1949-7-22
1074
Lassen
along Willow Creek, Willow Creek Valley, 10 miles north of Susanville.
Comment
UC118066
Arabis pycnocarpa var. pycnocarpa
Mrs. R. M. Austin
Jun 1894
Modoc
Willow Creek Valley
Comment Read comments Nov 11 2011
UC187473
Arenaria congesta var. congesta
Mrs. R. M. Austin
June 1894
181
Unknown
Willow Creek Valley
Comment
CHSC25906
Astragalus
K. R. Stern
1967-7-1
2468
Lassen
Roadside, Murrer Ranch, ca. 17 mi. NE of Susanville.
Comment
CHSC63701
Atriplex heterosperma
Vernon H. Oswald
1994-9-6
6467
Lassen
Willow Creek Wildlife Area on Hwy. 139, ca. 10 mi (air) N of Susanville.
1490
Comment
CHSC63702
Atriplex rosea
Vernon H. Oswald
1994-9-6
6468
Lassen
Willow Creek Wildlife Area on Hwy. 139, ca. 10 mi (air) N of Susanville. Common in the parking lot and along the levee road on the N side of the creek.
1490
Comment
UC122590
Azolla filiculoides
Mrs. R. M. Austin
June 1894
Modoc
Willow Creek Valley
Comment
CHSC63703
Bassia hyssopifolia
Vernon H. Oswald
1994-9-6
6469
Lassen
Willow Creek Wildlife Area on Hwy. 139, ca. 10 mi (air) N of Susanville. Common in the parking lot and along the levee road on the N side of the creek.
1490
Comment
CHSC63727
Beckmannia syzigachne
Vernon H. Oswald
1994-9-6
6471
Lassen
Willow Creek Wildlife Area on Hwy. 139, ca. 10 mi (air) N of Susanville.
1490
Comment
CHSC66844
Berula erecta
Vernon H. Oswald
1996-9-21
8285
Lassen
Modoc Plateau. Ca. 3 mi W of Hwy. 139 on the road to Eagle Lake Biological Station, ca. 10 mi (air) N of Susanville.
1508
Comment
UC117909
Boechera retrofracta
unknown
Jun 1894
209
Modoc
Willow Creek Valley
Comment
CHSC30560
Bromus briziformis
Sori H. Shad
1970-7-1
10
Lassen
4 miles N.E. of Hiway 139.
1524
Comment Read comments Jun 19 2008
UCD59875
Bromus tectorum
R. N. Raynor
1940-4-16
s.n.
Lassen
Round Valley.
Comment
CHSC4768
Calochortus macrocarpus
R. Carter
1967-7-16
620
Lassen
Willow Creek Valley, E of Murrer's Ranch, 1.5 mi W of highway 139 on rd to Eagle Lake, ca. 12 mi N of Susanville.
Comment
CHSC30571
Calyptridium umbellatum
Sori H Shad
1970-6-25
32
Lassen
Found E. 2 mile past Murrer's Meadow on N. side of road in rocky soil.
1524
Comment
CHSC30598
Castilleja applegatei subsp. pinetorum
Marc Held
1972-6-29
19
Lassen
3 miles from Dean's Meadow, towards 5 points, off road side.
Comment
CHSC4764
Castilleja lacera
R. Carter
1967-7-16
623
Lassen
Along side road.
Comment
CHSC4817
Castilleja linariifolia
R. Carter
1967-7-16
617
Lassen
Willow Creek Valley, e of Murrer's Ranch, 1.5 mi w of highway 139 on rd to Eagle Lake, ca 12 mi n of Susanville, on s side of rd.
Comment
JEPS80682
Castilleja linariifolia
L. R. Heckard and T. I. Chuang
1981-6-10
5533
Lassen
e side (s end) Eagle Lake (along Route 139)
1524
Comment
CHSC4433
Castilleja tenuis
K. R. Stern
1967-7-1
2466
Lassen
Murrer Ranch, ca. 17 mi. NE of Susanville.
Comment
CAS-BOT-BC143807
Cercocarpus ledifolius var. ledifolius
M. B. Kildale
1926-9-11
2789
Lassen
8-10 miles north of Susanville
1524
Comment
CHSC4432
Chaenactis douglasii var. douglasii
K. R. Stern
1967-7-1
2457
Lassen
Ca. 14 mi. NE of Susanville. State Hwy. 139.
Comment
CHSC4855
Chaenactis douglasii var. douglasii
R. Carter
1967-7-13
586
Lassen
On s side of rd. On the rd to Eagle Lake Biology Station and Willow Creek.
1584
Comment
CHSC4857
Chamaebatiaria millefolium
R. Carter
1967-7-13
588
Lassen
On the rd to Eagle Lake, Biology Station and Willow Creek.
1584
Comment
UC17811
Chamaesyce serpyllifolia
M. S. Baker and Frank Nutting
1894-7-24
Lassen
Willow Creek
Comment
CHSC66850
Chrysothamnus viscidiflorus subsp. lanceolatus
Vernon H. Oswald
1996-9-21
8287
Lassen
Modoc Plateau. Willow Creek Wildlife Area on Hwy. 139 ca. 10 mi (air) N of Susanville. Levee, along the S edge of Willow Creek ca. 1 mi E of the parking area on the highway.
1490
Comment
CHSC5034
Cichorium intybus
L. B. Barlow
1967-7-6
108
Lassen
2 mi. west Murrer's Ranch turn off, 14.9 mi. north of Susanville, Calif., Highway 139.
1463
Comment
CHSC30572
Collomia grandiflora
Sori H. Shad
1970-7-1
33
Lassen
Found 3/4 mile past Murrer's. Meadow near edge of road.
1524
Comment
CHSC4860
Collomia grandiflora
R. Carter
1967-7-13
585
Lassen
On s side of rd. On the rd to Eagle Lake Biology Station and Willow Creek.
1584
Comment
CHSC6282
Convolvulus arvensis
D. L. Stites
1967-7-1
141
Lassen
10 mi se of Eagle Lake Biology Station on Lower Murrer's Meadow.
1371
Comment
RSA400094
Delphinium andersonii
R. M. Austin
1894-06
s.n.
Modoc
Willow Creek Valley
Comment Read comments Jul 11 2010
UC9123
Delphinium depauperatum
Mrs. R. M. Austin
June, 1894
Unknown
Willow Creek Valley
Comment
CHSC7735
Dodecatheon alpinum
Beverley J. Wise
1969-4-20
82
Lassen
14.7 mi. north of Susanville on Hwy 139.
1463
Comment
CHSC4763
Downingia bacigalupii
R. Carter
1967-7-16
622
Lassen
Growing in drying vernal pool along side rd.
Comment
UC28971
Downingia bacigalupii
Mrs. R. M. Austin
1894-1
Modoc
Willow Creek Valley
Comment Read comments Jul 6 2010
UC20216
Epilobium ciliatum subsp. ciliatum
M. S. Baker and Frank Nutting
1894-7-25
Lassen
Willow Creek
Comment
CHSC25085
Equisetum laevigatum
K. R. Stern
1967-7-1
2465
Lassen
Murrer Ranch, ca. 17 mi. NE of Susanville.
Comment
JEPS118162
Eriogonum douglasii var. meridionale
Dean W. Taylor
2009-5-21
20603
Lassen
Susanville; Susanville Peak, northerly flank along logging roads ca. 1.5 air miles E of Round Valley Reservoir
1706
Comment
UC6570
Eriogonum prociduum
Mrs. R. M. Austin
June, 1894
Lassen
Willow Creek Valley
Comment
UC6458
Eriogonum sphaerocephalum var. halimioides
Mrs. R. M. Austin
June 1894
Modoc
Willow Creek Valley
Comment
CHSC25087
Eriogonum sphaerocephalum var. sphaerocephalum
K. R. Stern
1967-7-1
2456
Lassen
Ca. 16 mi. NE of Susanville. State Hwy 139.
Comment
CHSC4436
Eriogonum umbellatum var. modocense
K. R. Stern
1967-7-1
2461
Lassen
Ca. 16 mi. NE of Susanville. State Hwy 139.
Comment
UC117673
Erysimum capitatum
Mrs. R. M. Austin
June 1894
Siskiyou
Willow Creek Valley
Comment
JEPS118155
Erysimum repandum
Dean W. Taylor
2009-5-21
20607
Lassen
Susanville; Susanville Peak, northerly flank along logging roads ca. 1.5 air mi E of Round Valley Reservoir
1706
Comment
JEPS118156
Erysimum repandum
Dean W. Taylor
2009-5-21
20607
Lassen
Susanville; Susanville Peak, northerly flank along logging roads ca. 1.5 air mi E of Round Valley Reservoir
1706
Comment
UC20275
Gayophytum ramosissimum
Mrs. R. M. Austin
June, 1894
Modoc
Willow Creek Valley
Comment
CHSC4996
Helianthus annuus
R. Clicquennoi
1967-7-1
62
Lassen
0.2 mi w of Murrer's Ranch turnoff, 14.9 mi n of Susanville, highway 139.
1463
Comment
CHSC7686
Hesperochiron californicus
Beverley J. Wise
1969-4-20
45
Lassen
14.6 mi. north of Susanville on Hwy 139 (Willow Creek Valley).
1463
Comment
CHSC77255
Isolepis
G. Schoolcraft
1997-8-4
2675
Lassen
W of Willow Creek Valley.
1554
Comment
CHSC63380
Iva axillaris subsp. robustior
Vernon H. Oswald
1994-7-8
6367
Lassen
Willow Creek Wildlife Area on Hwy. 139, ca. 10 mi (air) N of Susanville. On levee roads and along this section of Hwy. 139.
1490
Comment
UC1601869
Juncus ensifolius
Baker and Nutting
1894-7-25
Lassen
Willow Creek
Comment
UC2553
Juncus ensifolius
Baker and Nutting
1894-7-25
Lassen
Willow Creek
Comment
UC1601786
Juncus nevadensis
Baker and Nutting
1894-7-25
Lassen
Willow Creek
Comment Read comments Jul 3 2013
UC1601790
Juncus nevadensis
Baker and Nutting
1894-7-28
Modoc
Willow Creek
Comment
HSC1271
Juniperus occidentalis
R. H. Berg
1963-4-6
37
Lassen
10 mi. N of Susanville
Comment
CHSC5032
Lactuca serriola
L. B. Barlow
1967-7-6
96
Lassen
2 mi. west of Murrer's Ranch turn off, 14.9 mi. north of Susanville, Highway 139.
1463
Comment
UC78790
Lappula redowskii
Mrs. R. M. Austin
1894-1
Modoc
Willow Creek Valley
Comment Read comments Jul 6 2010
CHSC4847
Lemna minor
R. Carter
1967-7-13
590
Lassen
Along shore of Willow Creek.
Comment
UC1101266
Lemna trisulca
Malcolm A. Nobs, S. Galen Smith
1949-7-22
1076
Lassen
10 mi n of Susanville (along Willow Creek, Willow Creek Valley); Willow Creek Valley, Willow Creek
Comment
UC421730
Lemna trisulca
M. S. Baker and Frank Nutting
1894-7-25
Lassen
Willow Creek
Comment
CHSC4915
Lepidium perfoliatum
A. E. Anderson
1967-7-1
69
Lassen
North side of road 0.5 mi. e of Murrer Ranch buildings.
1371
Comment
CAS-BOT-BC54038
Lithospermum ruderale
R. M. Austin
1894-6-1
s.n.
Modoc
Willow Creek Valley.
Comment
CHSC25905
Lotus
K. R. Stern
1967-8-1
2436
Lassen
California State Hwy. 139, 14 mi. N of Susanville.
Comment
CHSC25907
Lotus
K. R. Stern
1967-7-1
2464
Lassen
Murrer Ranch, ca. 17 mi. NE of Susanville.
Comment
CHSC4820
Lupinus
R. Carter
1967-7-16
618
Lassen
Willow Creek Valley, e of Murrer's Ranch, 1.5 mi w of highway 139 on rd to Eagle Lake, ca. 12 mi n of Susanville, on s side of rd.
Comment
CHSC4818
Lupinus lepidus var. confertus
R. Carter
1967-7-16
618
Lassen
Willow Creek Valley, e of Murrer's Ranch, 1.5 mi w of highway 139 on rd to Eagle Lake, ca. 12 mi n of Susanville, on s side of rd.
Comment
CHSC5216
Matricaria occidentalis
P. Collett
1946-6-17
Lassen
Eagle Lake. Willow Creek Valley.
1463
Comment
JEPS118157
Microseris laciniata subsp. laciniata
Dean W. Taylor
2009-5-21
20606
Lassen
Susanville; Susanville Peak, northerly flank along logging roads ca. 1.5 air miles E of Round Valley Reservoir
1706
Comment
JEPS118158
Microseris laciniata subsp. laciniata
Dean W. Taylor
2009-5-21
20606
Lassen
Susanville; Susanville Peak, northerly flank along logging roads ca. 1.5 air miles E of Round Valley Reservoir
1706
Comment
CAS-BOT-BC221973
Monardella odoratissima subsp. glauca
Alice Eastwood; John Thomas Howell
1940-6-15
8328
Lassen
Round Valley
Comment
SEINET3152591
Monardella odoratissima subsp. glauca
L. S. Rose
1940-6-15
40593
Lassen
10 mi. N of Susanville, Round Valley.
1524
Comment
CHSC12413
Monardella odoratissima subsp. pallida
Anne Linda Brisk
1969-7-10
42
Lassen
6 mi from ELBS on Road 5A.
1889
Comment
UC7432
Monolepis nuttalliana
Mrs. R. M. Austin
June, 1894
Modoc
Willow Creek Valley
Comment
CDA37368
Myriophyllum hippuroides
B. Villegas
2008-7-24
s.n.
Plumas
Indian Creek, south of Crescent Mills, near County Road A22.
0
Comment
UC23426
Navarretia sinistra
Mrs. R. M. Austin
June, 1894
Modoc
Willow Creek Valley
Comment
UC1602271
Neoholmgrenia andina
Mrs. R. M. Austin
1870-1
279
Modoc
Willow Creek Valley
Comment Read comments Apr 8 2011
UC1111001
Nuphar lutea subsp. polysepala
Herbert L. Mason
1957-7-7
14727
Lassen
Valley s of Eagle Lake
Comment
CHSC4767
Oenothera elata subsp. hirsutissima
R. Carter
1967-7-16
621
Lassen
Willow Creek Valley, E of Murrer's Ranch, 1.5 mi W of highway 139 on rd to Eagle Lake, ca. 12 mi N of Susanville, on S side of rd.
Comment
CHSC29904
Onobrychis viciifolia
Robin L. Ondricek
1978-6-6
33
Lassen
1.2 mi from Hwy 139 on the road to Eagle Lake Field Station.
1499
Comment
CHSC29938
Onobrychis viciifolia
Robin L. Ondricek
1978-6-6
71
Lassen
1.2 mi from Hwy 139 on the road to Eagle Lake Field Station.
1499
Comment
UC91324
Packera streptanthifolia
Mrs. R. M. Austin
Jun 1894
269
Unknown
Willow Creek Valley
Comment
NY650125
Penstemon roezlii
R. M. Austin
06 1894
6438
Modoc
Willow Creek Valley
Comment
UC887362
Penstemon sudans
Lewis S. Rose
1940-6-15
40594
Lassen
10 mi n Susanville (Round Valley); , n of Susanville
1524
Comment
CHSC5033
Perideridia oregana
L. B. Barlow
1967-7-6
98
Lassen
2 mi. west Murrer's Ranch turn off, 14.9 mi. north of Susanville, Calif., Highway 139.
1463
Comment
UC107046
Polemonium occidentale
Mrs. R. M. Austin
June 1894
178
Unknown
Willow Creek Valley
Comment
CHSC25902
Polygonum douglasii subsp. spergulariiforme
K. R. Stern
1967-7-1
2467
Lassen
Murrer Ranch, ca. 17 mi. NE of Susanville.
Comment
NY831696
Potentilla biennis
R. M. Austin
06 1894
s.n.
Modoc
Willow Creek Valley
Comment
CHSC5048
Potentilla gracilis var. fastigiata
L. B. Barlow
1967-7-1
80
Lassen
2 mi. west Murrer's Ranch turnoff, 14.9 mi. north of Susanville, Highway 139.
1463
Comment
CHSC13511
Pseudognaphalium thermale
J. Pitts
1972-6-29
293
Lassen
3 mi se of Five Points on e side of road.
Comment
CHSC76089
Pyrrocoma lanceolata var. lanceolata
Lowell Ahart; Vernon H. Oswald
1999-9-13
8231
Lassen
In the field on the north side of the dirt road, Willow Creek is on the south side of the road, about 250 yards east of the sign in station along Highway 139, Willow Creek Wildlife Area.
1463
Comment
UC79649
Ribes velutinum
Mrs. R. M. Austin
1894-1
Modoc
Willow Creek Valley
Comment
CHSC5239
Rorippa nasturtium-aquaticum
P. Balch
1955-7-10
Lassen
Eagle Lake. Willow Creek Reservoir.
1463
Comment
UC6963
Rumex maritimus
M. S. Baker and Frank Nutting
1894-7-25
Lassen
Willow Creek
Comment
CHSC4993
Sagittaria cuneata
R. Clicquennoi
1967-7-1
21
Lassen
At edge of small roadside pool 16 mi n of Susanville on highway 139.
1524
Comment
UC1051438
Sagittaria cuneata
Herbert L. Mason
1955-8-13
14647 a
Lassen
Willow Creek Valley
Comment
CHSC66854
Sarcobatus vermiculatus
Vernon H. Oswald
1996-9-21
8288
Lassen
Modoc Plateau. Willow Creek Wildlife Area on Hwy. 139 ca. 10 mi (air) N of Susanville. Growing on the edge of the levee road along the N side of Wlillow Creek ca. 0.5 mi E of the parking area on the highway.
1490
Comment
UC91637
Senecio integerrimus var. exaltatus
Mrs. R. M. Austin
June 1894
268
Unknown
Willow Creek Valley
Comment
CHSC4836
Silene nuda
R. Carter
1967-7-16
616
Lassen
Willow Creek Valley, e of Murrer's Ranch, 1.5 mi w of highway 139 on rd to Eagle Lake, ca. 12 mi n of Susanville, on s side of rd.
Comment
CHSC4987
Solanum triflorum
R. Clicquennoi
1967-7-1
56
Lassen
2 mi w of Murrer's Ranch turnoff, 14.9 mi w of Murrer's Ranch turnoff [sic], 14.9 mi from Susanville, highway 139.
1463
Comment
CHSC29889
Swertia albicaulis var. nitida
Robin Ondricek
1978-6-6
34
Lassen
Along road to ELFS 1.2 mi from intersection with Hwy 139.
1499
Comment
CHSC76081
Symphyotrichum ascendens
Lowell Ahart; Vernon H. Oswald
1999-9-13
8230
Lassen
Along the south side of the dirt road, Willow Creek is on the south side of the road, about 250 yards east of the sign-in station along Highway 139, Willow Creek Wildlife Area.
1463
Comment
CHSC66848
Symphyotrichum frondosum
Vernon H. Oswald
1996-9-21
8286
Lassen
Modoc Plateau. Willow Creek Wildlife Area on Hwy. 139 ca. 10 mi (air) N of Susanville. On the S edge of Willow Creek ca. 1 mi E of the parking area on the highway.
1490
Comment
UC107644
Taraxia tanacetifolia
Mrs. R. M. Austin
June 1894
Modoc
Willow Creek Valley
Comment
CHSC5028
Tragopogon pratensis
L. B. Barlow
1967-7-6
103
Lassen
2 mi. west of Murrer's Ranch turn off, 14.9 mi. north of Susanville, Highway 139.
1463
Comment
CAS-BOT-BC219013
Trifolium andersonii subsp. andersonii
Jas. Vale; Keith Wagnon; Walter Knight; Irja Knight
1981-5-24
4114
Lassen
Between Eagle Lake and Susanville on state hwy. 139
Comment
CHSC4434
Trifolium pratense
K. R. Stern
1967-7-1
2463
Lassen
Murrer Ranch, ca. 17 mi. NE of Susanville.
Comment
CHSC5072
Trifolium repens
D. L. Stites
1967-7-1
95
Lassen
Ca. 10 mi se of Eagle Lake Biology Station, Lower Murrer's Meadow.
1371
Comment
CHSC5293
Trifolium repens
P. Collett
1946-6-19
Lassen
Willow Creek valley.
1463
Comment
UC1241784
Typha latifolia
Malcolm A. Nobs and S. Galen Smith
1949-7-22
1075
Lassen
Willow Creek Valley 10 mi n Susanville (marshes along Willow Creek); Willow Creek Valley, marshes along Willow Creek
Comment
UC102371
Valeriana occidentalis
Mrs. R. M. Austin
June 1874
Lassen
Willow Creek Valley
Comment Read comments Jul 6 2010
CHSC63722
Veronica anagallis-aquatica
Vernon H. Oswald
1994-9-6
6470
Lassen
Willow Creek Wildlife Area on Hwy. 139, ca. 10 mi (air) N of Susanville.
1490
Comment