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Specimen ID
Determination *
Collector
Collection Date
Collection Number
County
Locality
Elevation in meters
Feedback
HSC63950
Alopecurus aequalis
Teresa Prendusi
1980-7-9
1115
Lassen
Horse Camp Spring, approximately 39 mi. N of spring
1707
Comment
UC1584019
Arceuthobium campylopodum
G. Schoolcraft
1990-8-1
2120
Lassen
betw Cleghorn and Heath Reservoirs
1828
Comment
JEPS94520
Arenaria congesta var. subcongesta
Vernon H. Oswald and Lowell Ahart
1997-5-27
8485
Lassen
e side of Highway 139 at a small farm pond 38.2 mi n of Susanville (7.4 mi n of Eagle Lake Road); Highway 139
1627
Comment
UC1924211
Arenaria congesta var. subcongesta
Debra Valov
2004-6-9
2004272
Lassen
Hwy 139 c. Mile marker 37
1650
Comment
CHSC5195
Arnica chamissonis
J. Wolf
1946-6-20
Lassen
Grasshopper Valley.
1624
Comment
CHSC12949
Astragalus
K. R. Stern; D. B. Joley, J. G. Geschke
1974-6-22
5811
Lassen
Ca. 16.5 mi w of Madeline, on Madeline-Adin Road.
1548
Comment
CHSC5279
Astragalus filipes
L. Harman
1946-6-20
Lassen
Eagle Lake. Grasshopper Valley.
1624
Comment
CHSC5281
Astragalus lentiginosus var. floribundus
P. Collett
1946-6-20
Lassen
Eagle Lake. Grasshopper Valley.
1624
Comment
CHSC68732
Blepharipappus scaber
Vernon H. Oswald; Lowell Ahart
1997-5-27
8484
Lassen
East side of Hwy. 139 at a small farm pond 38.2 mi north of Susanville, 7.4 mi north of Eagle Lake Rd.
1627
Comment
JEPS94612
Blepharipappus scaber
Vernon H. Oswald and Lowell Ahart
1997-5-27
8484
Lassen
e side of Hwy 139 at a small farm pond 38.2 mi n Susanville (7.4 mi n of Eagle Lake Rd.)
1627
Comment
CHSC68739
Boechera pinetorum
Vernon H. Oswald; Lowell Ahart
1997-5-27
8483
Lassen
East side of Hwy. 139 at a farm pond 38.2 mi north of Susanville, 7.4 mi north of Eagle Lake Rd.
1627
Comment
CHSC12965
Boechera sparsiflora
K. R. Stern; D. B. Joley, J. G. Geschke
1974-6-22
5815
Lassen
Ca. 16.5 mi w of Madeline, on Madeline-Adin Road.
1548
Comment
CHSC33051
Carex douglasii
J. P. Smith; John Sawyer
1971-5-23
4664
Lassen
Along Calif. 139, 1 mi. south of Jct. with road to Thermo.
Comment
HSC66737
Carex douglasii
J. P. Smith, J. O. Sawyer
1971-5-23
4664
Lassen
Along Hwy. 139, 1 mi. S of jct. with road to Thermo
Comment
CAS-BOT-BC249617
Castilleja applegatei subsp. pinetorum
Alice Eastwood; John Thomas Howell
1940-6-15
8326
Lassen
Grasshopper Valley
Comment
CAS-BOT-BC249619
Castilleja applegatei subsp. pinetorum
Alice Eastwood; John Thomas Howell
1940-6-15
8326
Lassen
Grasshopper Valley
Comment
CHSC6267
Castilleja applegatei subsp. pinetorum
M. West
1946-6-20
Lassen
Meadown above Grasshopper Valley.
1645
Comment
POM260676
Castilleja applegatei subsp. pinetorum
Alice Eastwood, John T. Howell
1940-6-15
8326
Lassen
Grasshopper Valley.
Comment
CHSC59818
Castilleja linariifolia
Mary Meyer
1980-8-9
Lassen
In lava rock outcrop above junction of Horse Camp Spring and Cottonwood Spring.
1706
Comment
CHSC68768
Castilleja pilosa
Vernon H. Oswald; Lowell Ahart
1997-5-27
8489
Lassen
East side of Hwy. 139 at a small farm pond 38.2 mi north of Susanville, 7.4 mi north of Eagle Lake Rd.
1627
Comment
CHSC5911
Castilleja tenuis
J. B. Kimsey
1946-6-20
Lassen
Grasshopper Valley.
1615
Comment
SEINET10315318
Collinsia parviflora
Jeffrey Huber
1971-6-2
127
Lassen
Approximately 30 miles north of Susanville, on California Hwy 139
1646
Comment
UC581280
Crepis acuminata
G. L. Stebbins Jr. and J. A. Jenkins
1937-7-14
2344
Lassen
1 mi sw Grasshopper Valley
1645
Comment
RSA0059645
Cryptantha ambigua
Richard R. Halse
2004-8-8
6616
Lassen
Along State Highway 139 ca. 6 miles north of Eagle Lake.
1710
Comment
SEINET8518912
Cryptantha ambigua
R. R. Halse
2004-7-8
6616
Lassen
Along State Highway 139, ca 6 miles N of Eagle Lake.
1710
Comment
GH424929
Cryptantha scoparia
M. S. Baker
1936-6-16
8369
Unknown
about 38 mi. N. of Susanville, Hwy 395
Comment
CHSC6242
Delphinium glaucum
A. Santos
1946-6-20
Lassen
Eagle Lake. Grasshopper Valley.
1624
Comment
CAS-BOT-BC153676
Diplacus mephiticus
Alice Eastwood; John Thomas Howell
1940-6-15
8325
Lassen
Grasshopper Valley
Comment
CHSC6234
Dodecatheon jeffreyi
M. West
1946-6-20
Lassen
Meadow above Grasshopper Valley.
1828
Comment
CHSC23439
Downingia bacigalupii
K. R. Stern; D. B. Joley, J. G. Geschke
1974-6-22
5807
Lassen
Drying vernal pool area, e side of Hwy. 139, ca. 2 mi s of Termo-Grasshopper Road and ca. 44 mi n of Susanville.
Comment
CHSC59527
Downingia bicornuta
Mary Meyer
1980-7-9
506
Lassen
Horse Camp Springs, down-stream in cow pod.
1706
Comment
CHSC23440
Downingia laeta
K. R. Stern; D. B. Joley, J. G. Geschke
1974-6-22
5805
Lassen
E side of Hwy. 139, ca. 2 mi s of Termo-Grasshopper Road and ca. 44 mi n of Susanville.
Comment
CHSC68745
Eremogone congesta var. subcongesta
Vernon H. Oswald; Lowell Ahart
1997-5-27
8485
Lassen
East side of Hwy. 139 at a small farm pond 38.2 mi north of Susanville, 7.4 mi north of Eagle Lake Rd.
1627
Comment
RSA0049609
Erigeron aphanactis var. congestus
Dean Wm. Taylor
2012-6-7
21229
Lassen
Grasshopper Valley; Grasshopper Valley Road 2.3 road miles E of junction with Highway 139
1635
Comment
JEPS94521
Erigeron bloomeri
Vernon H. Oswald and Lowell Ahart
1997-5-27
8486
Lassen
38.2 mi n of Susanville (e side of Highway 139 at a small farm pond,, 7.4 mi n of Eagle Lake Road); Highway 139
1627
Comment
UC1924209
Erigeron bloomeri
Debra Valov
2004-6-9
2004274
Lassen
Hwy 139 c. Mile marker 37
1650
Comment
CHSC68733
Erigeron bloomeri var. bloomeri
Vernon H. Oswald; Lowell Ahart
1997-5-27
8486
Lassen
East side of Hwy. 139 at a small farm pond 38.2 mi north of Susanville, 7.4 mi north of Eagle Lake Rd.
1627
Comment
CHSC5207
Erigeron breweri
1944-6-30
Lassen
Eagle Lake. Grasshopper Valley.
1584
Comment
RSA0049607
Erigeron elegantulus
Dean Wm. Taylor
2012-6-7
21227
Lassen
Grasshopper Valley; Grasshopper Valley Road 2.3 road miles E of junction with Highway 139
1635
Comment
CHSC112190
Erigeron linearis
Dean Wm. Taylor
2012-6-7
21231
Lassen
Modoc Plateau. Grasshopper Valley; Grasshopper Valley Road 2.3 miles E of junction with Highway 139.
1635
Comment
RSA0049610
Erigeron linearis
Dean Wm. Taylor
2012-6-7
21231
Lassen
Grasshopper Valley; Grasshopper Valley Road 2.3 road miles E of junction with Highway 139
1635
Comment
CHSC12948
Eriogonum prociduum var. prociduum
K. R. Stern; D. B. Joley, J. G. Geschke
1974-6-22
5813
Lassen
Ca. 16.5 mi w of Madeline, on Madeline-Adin Road.
1548
Comment
CHSC57304
Eriogonum sphaerocephalum var. halimioides
Mary Meyer
1980-7-9
Lassen
One mile northwest of Horse Camp Spring. Meadow.
1706
Comment
CHSC6226
Eriogonum sphaerocephalum var. halimioides
1944-6-30
Lassen
Eagle Lake. Grasshopper Valley.
1624
Comment
CHSC68755
Eriogonum sphaerocephalum var. halimioides
Vernon H. Oswald; Lowell Ahart
1997-5-27
8491
Lassen
East side of Hwy. 139 at a small farm pond 38.2 mi north of Susanville, 7.4 mi north of Eagle Lake Rd.
1627
Comment
JEPS94611
Eriogonum sphaerocephalum var. halimioides
Vernon H. Oswald and Lowell Ahart
1997-5-27
8491
Lassen
e side of Hwy 139 at small farm pond 38.2 mi n Susanville (7.4 mi n of Eagle Lake Rd.)
1627
Comment
UC1924212
Eriogonum sphaerocephalum var. halimioides
Debra Valov
2004-6-9
2004271
Lassen
Hwy 139 c. Mile marker 37
1650
Comment
CHSC5906
Erythranthe guttata
M. West
1946-6-20
Lassen
Grasshopper Valley. Eagle Lake.
1615
Comment
CHSC5909
Erythranthe primuloides
J. B. Kimsey
1946-6-20
Lassen
Grasshopper Valley.
1615
Comment
CHSC6254
Geum macrophyllum
L. Harman
1946-6-20
Lassen
Eagle Lake. Grasshopper Valley.
1624
Comment
UC1483791
Hackelia cusickii
Teresa Prendusi
1980-7-9
Lassen
36 m n of Susanville (on Hwy 139 and 4 m w); Grasshopper Ridge
1737
Comment
CHSC5266
Hypericum formosum var. scouleri
J. Wolf
1946-6-20
Lassen
Eagle Lake, Grasshopper Valley.
1624
Comment
CAS-BOT-BC206818
Iliamna bakeri
Richard R. Halse
2004-7-8
6615
Lassen
Along State Hwy. 139, ca. 6 miles N of Eagle Lake.
1710
Comment
NY716915
Iliamna bakeri
R. R. Halse
2004-7-8
6615
Lassen
Along State Highway 139, ca. 6 miles north of Eagle Lake
1710
Comment
SEINET8887136
Iliamna bakeri
R. R. Halse
2004-1
6615
Lassen
Along State Hwy 139, ca 6 miles N of Eagle Lake
1710
Comment
UCD126378
Iliamna bakeri
Richard R. Halse
2004-7-8
6615
Lassen
Along State Highway 139, around 6 miles north of Eagle Lake.
1710
Comment
HSC63973
Lepidium perfoliatum
J. P. Smith, J. O. Sawyer
1971-5-23
4665
Lassen
Junction of Hwy. 139 and road to Thermo
Comment
CHSC5297
Linum lewisii var. lewisii
W. Vinyard
1946-6-20
Lassen
Eagle Lake. Grasshopper Valley.
1624
Comment
CHSC42629
Lomatium triternatum var. macrocarpum
Vernon Oswald
1986-5-28
2059
Lassen
Hwy 139 between Eagle Lake and Adin, 38.1 mi n of Susanville.
1645
Comment
CHSC42630
Lomatium triternatum var. macrocarpum
Vernon Oswald
1986-5-28
2059
Lassen
Hwy 139 between Eagle Lake and Adin, 38.1 mi n of Susanville.
1645
Comment
RSA0049611
Lomatium vaginatum
Dean Wm. Taylor
2012-6-7
21232
Lassen
Grasshopper Valley; Grasshopper Valley Road 2.3 road miles E of junction with Highway 139
1635
Comment
CHSC6206
Microsteris gracilis
C. Palmiter
1946-6-20
Lassen
Grasshopper Valley. Eagle Lake.
1624
Comment
GH367278
Mimulus nanus var. mephiticus
A. Eastwood & J. T. Howell
1940-6-15
8325
Unknown
Grasshopper Valley
Comment
UC1025076
Mimulus primuloides
Leo Whitney
1933-8-14
1595
Lassen
meadow near Slate Creek (ca 8 mi nw of Eagle Lake); Lassen National Forest
1920
Comment
CHSC57311
Montia chamissoi
Mary Meyer
1980-7-9
Lassen
In Horse Camp Spring.
1706
Comment
CHSC1241
Navarretia capillaris
1944-6-30
Lassen
Grasshopper Valley, N. of Eagle Lake.
1615
Comment
CHSC14175
Navarretia divaricata
K. R. Stern; D. B. Joley, J. G. Geschke
1974-6-22
5806
Lassen
E side of Hwy. 139, ca. 2 mi s of Termo-Grasshopper Road and ca. 44 mi n of Susanville.
Comment
CHSC23850
Navarretia divaricata subsp. vividior
K. R. Stern
1974-6-22
5850 B
Lassen
E side of Hwy. 139, ca. 2 mi s of Termo-Grasshopper Road and ca. 44 mi n of Susanville.
Comment
CHSC34346
Navarretia intertexta subsp. propinqua
K. R. Stern; D. B. Joley, J. G. Geschke
1974-6-22
5808
Lassen
E side of Hwy. 139, ca. 2 mi s of Termo-Grasshopper Road and ca. 44 mi n of Susanville.
Comment
UCR248227
Onopordum acanthium
D. B. Joley
1976-6-16
001
Lassen
West side of Grasshopper Lake, on Hwy 139, 33 mi north of Susanville.
1626
Comment
CHSC5910
Orthocarpus cuspidatus subsp. cryptanthus
M. West
1946-6-20
Lassen
Edge of Grasshopper Valley.
1630
Comment
CHSC5898
Pedicularis attollens
M. West
1946-6-20
Lassen
Eagle Lake. Grasshopper Valley.
1624
Comment
CHSC59826
Penstemon rydbergii var. oreocharis
Mary Meyer
1980-7-9
Lassen
In dry meadows 1 mi northwest of Horse Camp Spring.
1706
Comment
CHSC704
Phacelia adenophora
A. Santos
1946-6-20
Lassen
Grasshopper Valley.
1615
Comment
CHSC5265
Phacelia linearis
J. Wolf
1946-6-20
Lassen
Eagle Lake. Grasshopper Valley.
1624
Comment
CHSC48338
Phoenicaulis cheiranthoides
Vernon Oswald
1986-5-28
2061
Lassen
Hwy 139 between Eagle Lake and Adin, 38.1 mi n of Susanville.
1645
Comment
CHSC68743
Phoenicaulis cheiranthoides
Vernon H. Oswald; Lowell Ahart
1997-5-27
8490
Lassen
East side of Hwy. 139 at a small farm pond 38.2 mi north of Susanville, 7.4 mi north of Eagle Lake Rd. At a pullout along the highway.
1627
Comment
JEPS94479
Phoenicaulis cheiranthoides
Vernon H. Oswald and Lowell Ahart
1997-5-27
8490
Lassen
38.2 mi n of Susanville (e side of Highway 139 at a small farm pond, 7.4 mi n of Eagle Lake Road, at a pullout along the highway); Highway 139
1627
Comment
CHSC532
Polyctenium fremontii
1944-6-30
Lassen
Grasshopper Valley.
1624
Comment
CHSC5240
Polyctenium fremontii var. fremontii
W. Vinyard
1946-6-20
Lassen
Eagle Lake. Grasshopper Valley.
1624
Comment
CHSC68764
Potentilla biennis
Vernon H. Oswald; Lowell Ahart
1997-5-27
8487
Lassen
East side of Hwy. 139 at a small pond 38.2 mi north of Susanville, 7.4 mi north of Eagle Lake Rd.
1627
Comment
CHSC6256
Potentilla gracilis var. fastigiata
V. Holt
1946-6-30
Lassen
Eagle Lake. Grasshopper Valley.
1624
Comment
HSC63951
Puccinellia distans
Teresa Prendusi
1980-7-9
1114
Lassen
Horse Camp Spring about 39 mi. N of Susanville.
1707
Comment
UC1584018
Pyrrocoma hirta var. lanulosa
G. Schoolcraft
1990-8-1
2119
Lassen
about 1 mi s Heath Reservoir
1737
Comment
CHSC6245
Ranunculus aquatilis var. capillaceus
R. Gein
1946-6-17
Lassen
Eagle Lake. Grasshopper Valley.
1624
Comment
JEPS49259
Ribes velutinum
Jos. Grinnell
1928-6-18
Lassen
n end Eagle Lake
1584
Comment
UC748281
Rumex salicifolius var. triangulivalvis
Annie M. Alexander and Louise Kellogg
1946-8-11
5153
Lassen
nw end Grasshopper Valley
Comment
CHSC5927
Sagittaria cuneata
J. B. Kimsey
1946-6-17
Lassen
Grasshopper Valley.
1624
Comment
CHSC5917
Scrophularia californica subsp. floribunda
J. B. Kimsey
1946-6-20
Lassen
Eagle Lake. Grasshopper Valley.
1615
Comment
CHSC6184
Sidalcea oregana
R. Gein
1946-6-20
Lassen
Eagle Lake. Grasshopper Valley.
1624
Comment
CHSC5932
Sisyrinchium bellum
M. West
1946-6-20
Lassen
Eagle Lake. Grasshopper Valley.
1624
Comment
CHSC229
Stellaria longipes var. longipes
1944-6-30
Lassen
Grasshopper Valley near Eagle Lake.
1615
Comment
CHSC48447
Swertia albicaulis var. albicaulis
Vernon Oswald
1986-5-28
2060
Lassen
Hwy 139 between Eagle Lake and Adin, 38.1 mi n of Susanville.
1645
Comment
CHSC68748
Swertia albicaulis var. albicaulis
Vernon H. Oswald; Lowell Ahart
1997-5-27
8488
Lassen
East side of Hwy. 139 at a small farm pond 38.2 mi north of Susanville, 7.4 mi north of Eagle Lake Rd.
1627
Comment
JEPS94613
Swertia albicaulis var. albicaulis
Vernon H. Oswald and Lowell Ahart
1997-5-27
8488
Lassen
e side of Hwy 139 at a small farm stock pond 38.2 mi n Susanville (7.4 mi n of Eagle Lake Rd.)
1627
Comment
UC1924210
Taraxia tanacetifolia
Debra Valov
2004-6-9
2004273
Lassen
Hwy 139 c. Mile marker 37
1650
Comment
CHSC5291
Trifolium andersonii
1944-6-30
Lassen
Eagle Lake. Grasshopper Valley.
1624
Comment
RSA0049608
Trifolium gymnocarpon subsp. plummerae
Dean Wm. Taylor
2012-6-7
21228
Lassen
Grasshopper Valley; Grasshopper Valley Road 2.3 road miles E of junction with Highway 139
1635
Comment
CHSC5918
Veronica americana
A. Santos
1946-6-20
Lassen
Grasshopper Valley.
1615
Comment