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Specimen ID
Determination *
Collector
Collection Date
Collection Number
County
Locality
Elevation in meters
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CAS-BOT-BC111276
Schoenoplectus acutus var. occidentalis
V. Oswald; Lowell Ahart
1988-8-4
3667
Plumas
Willow Lake located SE of Drakesbad just S of the boundary of Lassen Volcanic National Park.
1676
Comment
CAS-BOT-BC111876
Rhynchospora alba
V. Oswald; Lowell Ahart
1988-8-4
3670
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park.
1127
Comment
CAS-BOT-BC113790
Dulichium arundinaceum
V. Oswald; Lowell Ahart
1988-8-4
3662
Plumas
Willow Lake located SE of Drakesbad just S of the boundary of Lassen Volcanic Natl Park.
1676
Comment
CAS-BOT-BC138118
Alopecurus aequalis var. aequalis
V. Oswald; L. Ahart
1988-8-4
3664
Plumas
Willow Lake located southeast of Drakesbad just south of the boundary of Lassen Volcanic National Park.
1676
Comment
CAS-BOT-BC199516
Vaccinium uliginosum
V. Oswald; L. Ahart
1988-8-4
3669
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park
1676
Comment
CAS-BOT-BC240362
Utricularia ochroleuca
V. Oswald; L. Ahart
1988-8-4
3676
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park
1676
Comment
CAS-BOT-BC31520
Carex limosa
V. Oswald; Lowell Ahart
1988-8-4
3678
Plumas
Willow Lake located SE of Drakesbad just S of the boundary of Lassen Volcanic Natl Park
1676
Comment
CAS-BOT-BC342646
Madia citrigracilis
V. Oswald; L. Ahart
1988-8-4
3675
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park
1676
Comment
CAS-BOT-BC413555
Persicaria amphibia
V. Oswald; L. Ahart
1988-8-4
3668
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park
1676
Comment
CAS-BOT-BC451561
Scheuchzeria palustris
V. Oswald; L. Ahart
1988-8-4
3672
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park.
1676
Comment
CAS-BOT-BC58899
Kalmia microphylla subsp. microphylla
V. Oswald; L. Ahart
1988-8-4
3671
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park.
1676
Comment
CAS-BOT-BC7581
Carex lasiocarpa
V. Oswald; Lowell Ahart
1988-8-4
3679
Plumas
Willow Lake located SE of Drakesbad just S of the boundary of Lassen Volcanic National Park. On the NE side of the lake.
1676
Comment
CDA22680
Eriogonum umbellatum var. ahartii
Vernon H. Oswald & Lowell Ahart
1998-8-11
9486
Plumas
Oroville-Quincy Highway west of Meadow Valley, 0.1 mile west of Silver Lake Road.
Comment
CDA5416
Eriophyllum lanatum var. integrifolium
Vernon H. Oswald & Lowell Ahart
1998-8-11
9490
Plumas
Slope on the south side of Onion Valley on the Quincy-La Porte Road (County Road 511) northwest of Pilot Peak.
Comment
CDA8682
Senecio streptanthifolius
Vernon H. Oswald & Lowell Ahart
1998-8-11
9491
Plumas
Slope on the south side of Onion Valley on the Quincy-La Porte Road (County Road 511) northwest of Pilot Peak.
Comment
CHSC40226
Perideridia howellii
Vernon Oswald
1985-7-8
1889
Plumas
Drakesbad, trail to Devil's Kitchen on the s side of Falls Creek slightly e of the level of the swimming pool at the resort.
1731
Comment
CHSC42611
Lomatium dissectum var. multifidum
Vernon Oswald
1986-6-2
2079
Plumas
Rd. A-15, 5.2 mi sw of Hwy 70 at Portola.
1524
Comment
CHSC42639
Osmorhiza occidentalis
Vernon Oswald
1986-6-6
2099
Plumas
LaPorte-Quincy Rd. at the S. Fork of the Feather River.
1965
Comment
CHSC42646
Perideridia bolanderi subsp. bolanderi
Vernon Oswald
1986-7-10
2187
Plumas
LaPorte-Quincy Rd. at S. Fork of Feather R.
1965
Comment
CHSC42663
Sanicula graveolens
Vernon Oswald
1986-6-6
2084
Plumas
LaPorte-Quincy Rd. at the S. Fork of the Feather River.
1965
Comment
CHSC42666
Sanicula graveolens
Vernon Oswald
1986-6-6
2097
Plumas
Oroville-Quincy Hwy 1.3 mi n of Four Trees.
1615
Comment
CHSC42668
Sanicula graveolens
Vernon Oswald
1986-6-6
2092
Plumas
LaPorte-Quincy Rd. 0.5 mi n of its jct. with the Pacific Crest Trail.
1950
Comment
CHSC43150
Diplacus mephiticus
Vernon Oswald
1985-7-24
1912
Plumas
Besides the road just s of North Valley Creek, ca. 2.2 air mi ene of Ramsey Bar.
1310
Comment
CHSC43575
Cryptogramma acrostichoides
Vernon Oswald
1983-8-24
1020
Plumas
Pacific Crest Trail, ca. 2 mi e of Humboldt Summit n-e of Jonesville.
2072
Comment
CHSC43607
Ageratina occidentalis
Vernon Oswald
1983-8-24
1021
Plumas
Pacific Crest Trail, ca. 2 mi E of Humboldt Summit N-E of Jonesville.
2072
Comment
CHSC43608
Ericameria bloomeri
Vernon Oswald
1984-8-14
1649
Plumas
Hwy 36 at the Chester Airport.
1386
Comment
CHSC43610
Hazardia whitneyi var. whitneyi
Vernon Oswald
1983-8-24
1023
Plumas
Pacific Crest Trail, ca. 3 mi e of Humboldt Summit n-e of Jonesville.
2118
Comment
CHSC43616
Helianthus bolanderi
Vernon Oswald
1984-8-14
1648
Plumas
Hwy 89, 0.1 mi e of Humbug-Humboldt Rd.
1371
Comment
CHSC43626
Microseris nutans
Vernon Oswald
1986-6-6
2081
Plumas
LaPorte-Quincy Rd. at the S. Fork of the Feather River.
1965
Comment
CHSC43666
Lupinus arbustus
Vernon Oswald
1983-8-4
970
Plumas
Pacific Crest Trail just east of Humboldt Summit.
2023
Comment
CHSC43667
Lupinus lepidus var. lobbii
Vernon Oswald
1984-6-19
1292
Plumas
Paynes Creek Rd. between Wilson Lake and Chester, 8.8 mi n-e of Hwy 36.
1584
Comment
CHSC43676
Trifolium productum
Vernon Oswald
1984-6-25
1328
Plumas
La Porte-Quincy Rd. at the S. Fork of Feather River.
1926
Comment
CHSC43682
Phacelia mutabilis
Vernon Oswald
1983-8-4
964
Plumas
Humboldt Summit, 4.5 mi n-e of Jonesville (intersection of Butte, Plumas, and Tehama Counties).
1993
Comment
CHSC43695
Taraxia tanacetifolia
Vernon Oswald
1984-7-9
1561
Plumas
Hwy 89, 3.6 mi s-e of Hwy 36. On the edge of a vernal pond.
1377
Comment
CHSC43710
Persicaria amphibia
Vernon Oswald
1984-8-14
1645
Plumas
Hwy 89 at the s edge of Crescent Mills. Growing in the dry bed of a vernally wet, marshy ditch.
1071
Comment
CHSC43718
Claytonia lanceolata
Vernon Oswald
1984-6-25
1322
Plumas
La Porte-Quincy Rd., ca. 9.7 mi n-e of La Porte. Growing on the wooded edge of a mountain meadow.
1889
Comment
CHSC43726
Actaea rubra
Vernon Oswald
1986-7-2
2181
Plumas
Pacific Crest Trail, ca. 0.3 mi e of Humboldt Summit.
1999
Comment
CHSC43734
Potentilla glandulosa subsp. ashlandica
Vernon Oswald
1986-7-10
2194
Plumas
Forest Service Rd. (Pacific Crest Trail) 1.9 mi w of LaPorte-Quincy Rd. Roadside.
1859
Comment
CHSC43744
Lithophragma glabrum
Vernon Oswald
1986-6-6
2095
Plumas
LaPorte - Quincy Rd. 0.2 mi n of the road to Cleghorn Bar.
1996
Comment
CHSC43747
Lithophragma tenellum
Vernon Oswald
1984-6-25
1320
Plumas
La Porte-Quincy Rd., ca. 9.7 mi n-e of La Porte.
1889
Comment
CHSC43748
Lithophragma tenellum
Vernon Oswald
1986-6-6
2086
Plumas
La Porte-Quincy Rd. at the S. Fork of the Feather River.
1965
Comment
CHSC43751
Pectiantia breweri
Vernon Oswald
1984-6-25
1323
Plumas
La Porte-Quincy Rd., ca. 9.7 mi n-e of La Porte.
1889
Comment
CHSC43754
Micranthes aprica
Vernon Oswald
1984-6-25
1324
Plumas
La Porte-Quincy Rd., ca. 9.7 mi n-e of La Porte.
1889
Comment
CHSC43758
Collinsia torreyi var. wrightii
Vernon Oswald
1983-8-4
960
Plumas
Humbolt Summit, 4.5 mi n-e of Jonesville (intersection of Butte, Plumas, and Tehama Counties).
1993
Comment
CHSC43764
Castilleja campestris subsp. campestris
Vernon Oswald
1984-7-9
1559
Plumas
Hwy 89, 3.6 mi s-e of Hwy 36.
1377
Comment
CHSC43769
Pedicularis semibarbata
Vernon Oswald
1983-8-4
966
Plumas
Humboldt Summit, 4.5 mi n-e of Jonesville (intersection of Butte, Plumas, and Tehama Counties).
1993
Comment
CHSC43771
Penstemon newberryi var. newberryi
Vernon Oswald
1983-8-4
968
Plumas
Humboldt Summit, 4.5 mi n-e of Jonesville (intersection of Butte, Plumas and Tehama Counties).
1993
Comment
CHSC43780
Alisma triviale
Vernon Oswald
1984-8-14
1646
Plumas
Hwy 89 at the s edge of Crescent Mills.
1071
Comment
CHSC43781
Allium platycaule
Vernon Oswald
1984-6-25
1329
Plumas
La Porte-Quincy Rd. at the S. Fork of Feather River.
1926
Comment
CHSC43797
Fritillaria atropurpurea
Vernon Oswald
1984-6-25
1326
Plumas
La Porte-Quincy Rd., ca. 10.3 mi n-e of La Porte.
1889
Comment
CHSC44121
Scheuchzeria palustris subsp. americana
V. Oswald; L. Ahart
1988-8-4
3672
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. On the s side of the lake.
1676
Comment
CHSC44123
Alopecurus aequalis
V. Oswald; L. Ahart
1988-8-4
3664
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park.
1676
Comment
CHSC44124
Schoenoplectus acutus var. occidentalis
V. Oswald; L. Ahart
1988-8-4
3667
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. In the marshy se part of the lake.
1676
Comment
CHSC44126
Carex limosa
V. Oswald; L. Ahart
1988-8-4
3678
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park.
1676
Comment
CHSC44128
Carex vesicaria
V. Oswald; L. Ahart
1988-8-4
3673
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park.
1676
Comment
CHSC44133
Lysimachia thyrsiflora
V. Oswald; L. Ahart
1988-8-4
3680
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. In shallow water of a marsh along the ne shore of the lake.
1676
Comment
CHSC44136
Persicaria amphibia
V. Oswald; L. Ahart
1988-8-4
3668
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. Locally common in shallow water (in which case the terminal leaves floating on the surface, the inflorescence emersed) or on mud along the marshy se edge of the lake.
1676
Comment
CHSC44139
Utricularia intermedia
V. Oswald; L. Ahart
1988-8-4
3676
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. Bog at the nw end of the lake.
1676
Comment
CHSC44141
Hippuris vulgaris
Vernon H. Oswald; Lowell Ahart
1988-8-4
3681
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. In shallow water of a marsh along the ne shore of the lake.
1676
Comment
CHSC44142
Menyanthes trifoliata
V. Oswald; L. Ahart
1988-8-4
3677
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. On a floating bog at the ne edge of the lake.
1676
Comment
CHSC44143
Vaccinium uliginosum subsp. occidentale
V. Oswald; L. Ahart
1988-8-4
3669
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. S side of lake.
1676
Comment
CHSC44144
Kalmia polifolia subsp. microphylla
Vernon H. Oswald; Lowell Ahart
1988-8-4
3671
Plumas
On the s side of Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park.
1676
Comment
CHSC44145
Ceratophyllum demersum
V. Oswald; L. Ahart
1988-8-4
3674
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. S side of the lake.
1676
Comment
CHSC44149
Sium suave
V. Oswald; L. Ahart
1988-8-4
3666
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park.
1676
Comment
CHSC44184
Agoseris glauca var. monticola
Vernon Oswald
1988-7-19
3594
Plumas
Willow Lake located SE of Drakesbad just S of the boundary of Lassen Volcanic National Park.
1676
Comment
CHSC44248
Panicum acuminatum var. acuminatum
Vernon Oswald
1988-7-5
3551
Plumas
Devil's Kitchen in Lassen Volcanic Park.
1853
Comment
CHSC44251
Sium suave
Vernon Oswald
1988-7-19
3591
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park.
1676
Comment
CHSC44252
Drosera anglica
Vernon Oswald
1988-7-19
3606
Plumas
Willow Lake located se of Drakesbad just s of the ... Field redacted by CHSC, contact the data manager for more information
1676
Comment
CHSC44253
Lycopus uniflorus
Vernon Oswald
1988-7-19
3601
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. Along the east edge of the lake.
1676
Comment
CHSC44255
Comarum palustre
Vernon Oswald
1988-7-19
3608
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. On the edge of island on the s side of the lake.
1676
Comment
CHSC44256
Sagittaria cuneata
Vernon Oswald
1988-7-19
3599
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. At the boggy east end of the lake.
1676
Comment
CHSC44257
Carex lasiocarpa
V. Oswald; L. Ahart
1988-8-4
3679
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. Located on the n side of the lake.
1676
Comment
CHSC44258
Dulichium arundinaceum
Vernon Oswald
1988-7-19
3602
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park.
1676
Comment
CHSC44259
Eriophorum gracile
Vernon Oswald
1988-7-19
3605
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park.
1676
Comment
CHSC44260
Rhynchospora alba
V. Oswald; L. Ahart
1988-8-4
3670
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. Sphagnum bog on the s side of the lake.
1676
Comment
CHSC44261
Hastingsia alba
Vernon Oswald
1988-7-19
3593
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park.
1676
Comment
CHSC44262
Triantha occidentalis subsp. occidentalis
Vernon Oswald
1988-7-19
3607
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park.
1676
Comment
CHSC44263
Glyceria borealis
Vernon Oswald
1988-7-19
3596
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. At the east end of the lake.
1676
Comment
CHSC44264
Potamogeton natans
Vernon Oswald
1988-7-19
3597
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. At the east end of the lake.
1676
Comment
CHSC44265
Potamogeton praelongus
Vernon Oswald
1988-7-19
3604
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. On the s side of the lake.
1676
Comment
CHSC44266
Sparganium emersum subsp. emersum
Vernon Oswald
1988-7-19
3595
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. In the east end of the lake.
1676
Comment
CHSC44267
Scheuchzeria palustris subsp. americana
Vernon Oswald
1988-7-19
3609
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. On a peat island on the s side of the lake.
1676
Comment
CHSC44604
Cystopteris fragilis
Vernon Oswald
1983-8-17
1002
Plumas
Pacific Crest Trail ca. 2500 ft e of Humboldt Summit.
2011
Comment
CHSC45296
Utricularia minor
Vernon Oswald
1988-9-11
3698
Plumas
Green Island Lake located ca. 7 mi (air) se of Jonesville.
1859
Comment
CHSC45306
Orobanche californica subsp. jepsonii
Vernon Oswald
1988-9-4
3697
Plumas
Pacific Crest Trail ca. 1 mi e of Humboldt Summit.
2103
Comment
CHSC45349
Ipomopsis aggregata subsp. formosissima
Vernon Oswald
1986-7-10
2193
Plumas
Forest Service Rd. (Pacific Crest Trail) 0.9 mi w of LaPorte-Quincy Rd. On a roadcut.
1950
Comment
CHSC45359
Phlox diffusa
Vernon Oswald
1986-6-6
2082
Plumas
LaPorte-Quincy Rd. at the S. Fork of the Feather River.
1965
Comment
CHSC45372
Eriogonum ursinum var. ursinum
Vernon Oswald
1986-7-10
2190
Plumas
LaPorte-Quincy Rd. at S. Fork of Feather R.
1965
Comment
CHSC45378
Polygonum douglasii var. douglasii
Vernon Oswald
1986-7-2
2182
Plumas
Humboldt Rd. between Humboldt Summit and Ruffa Ranch, 0.3 mi ne of road to Eagle Rocks.
1731
Comment
CHSC45388
Claytonia lanceolata
Vernon Oswald
1986-6-6
2091
Plumas
LaPorte-Quincy Rd. at its jct. with the Pacific Crest Trail.
2011
Comment
CHSC45390
Lewisia nevadensis
Vernon Oswald
1986-6-6
2089
Plumas
LaPorte-Quincy Rd. at the S. Fork of the Feather River.
1965
Comment
CHSC45637
Aster elatus
Vernon H. Oswald
1986-8-7
2273
Plumas
Old Hauns Rd. to Homer Lake trailhead, 2.2 mi N of Hwy 89 and slightly east of the road to Hauns Meadows.
1463
Comment
CHSC45641
Balsamorhiza sagittata
Vernon Oswald
1984-7-5
1349
Plumas
Pacific Crest Trail 1.2 mi E of Humboldt Summit.
2026
Comment
CHSC45650
Centaurea cyanus
Vernon Oswald
1984-7-9
1356
Plumas
Hwy 89 at the south edge of Crescent Mills.
1071
Comment
CHSC45652
Centaurea stoebe subsp. micranthos
Vernon Oswald
1986-7-22
2221
Plumas
Hwy 36 at about the center of the causeway at Lake Almanor e of Chester, 9.6 mi e of the Tehama-Plumas County line. Edge of highway.
1379
Comment
CHSC45656
Ericameria nauseosa var. speciosa
Vernon Oswald
1986-7-22
2220
Plumas
Hwy 36 e of Chester, 10.8 mi e of the Tehama-Plumas County line.
1402
Comment
CHSC45657
Ericameria nauseosa var. speciosa
Vernon Oswald
1983-8-24
1024
Plumas
Pacific Crest Trail, ca. 3 mi e of Humboldt Summit n-e of Jonesville.
2072
Comment
CHSC45677
Hazardia whitneyi var. whitneyi
Vernon Oswald
1986-8-7
2272
Plumas
Old Hauns Rd. to Homer Lake trailhead, 7.6 mi ne of Hwy 89. On ridge.
1722
Comment
CHSC45777
Tanacetum vulgare
Vernon Oswald
1986-7-10
2202
Plumas
Bucks Lake Rd. 2.4 mi w of Hwy 70 in Quincy. Roadside.
1036
Comment
CHSC46614
Drosera X obovata
Vernon H. Oswald; Wes Dempsey
1989-8-3
3914
Plumas
Willow Lake located se of Drakesbad, just s of the ... Field redacted by CHSC, contact the data manager for more information
1676
Comment
CHSC46615
Myriophyllum sibiricum
V. Oswald; L. Ahart, L. Hanson
1989-7-31
3907
Plumas
Lake at the headwaters of Fowler (Slate) Creek, 6.5 mi (air) n of La Porte, 0.5 mi (air) w of Fowler Pk. In shallow water on the edge of a floating sphagnum bog.
1670
Comment
CHSC46616
Utricularia minor
V. Oswald; L. Ahart, L. Hanson
1989-7-31
3906
Plumas
Lake at the headwaters of Fowler (Slate) Creek, 6.5 mi (air) n of La Porte, 0.5 mi (air) w of Fowler Pk. In bog.
1670
Comment
CHSC46617
Comarum palustre
V. Oswald; L. Ahart, L. Hanson
1989-7-31
3902
Plumas
Lake at the headwaters of Fowler (Slate) Creek, 6.5 mi (air) n of La Porte, 0.5 mi (air) w of Fowler Pk.
1670
Comment
CHSC46619
Carex diandra
V. Oswald; L. Ahart, L. Hanson
1989-7-31
3904
Plumas
Lake at headwaters of Fowler (Slate) Creek, 6.5 mi (air) n of La Porte, 0.5 mi (air) w of Fowler Pk.
1670
Comment
CHSC46620
Carex limosa
V. Oswald; L. Ahart, L. Hanson
1989-7-31
3903
Plumas
Lake at the headwaters of Fowler (Slate) Creek, 6.5 mi (air) n of La Porte, 0.5 mi (air) w of Fowler Pk.
1670
Comment
CHSC46621
Dulichium arundinaceum
V. Oswald; L. Ahart, L. Hanson
1989-7-31
3901
Plumas
Lake at the headwaters of Fowler (Slate) Creek, 6.5 mi (air) n of La Porte, 0.5 mi (air) w of Fowler Pk.
1670
Comment
CHSC46622
Schoenoplectus subterminalis
V. Oswald; L. Ahart, L. Hanson
1989-7-31
3909
Plumas
Lake at the headwaters of Fowler (Slate) Creek, 6.5 mi (air) n of La Porte, 0.5 mi (air) w of Fowler Pk.
1670
Comment
CHSC46625
Calamagrostis canadensis
V. Oswald; L. Ahart, L. Hanson
1989-7-31
3905
Plumas
Lake at the headwaters of Fowler (Slate) Creek, 6.5 air mi (air) n of La Porte, 0.5 mi (air) w of Fowler Pk. Bog.
1670
Comment
CHSC46626
Potamogeton gramineus
V. Oswald; L. Ahart, L. Hanson
1989-7-31
3908
Plumas
Lake at the headwaters of Fowler (Slate) Creek, 6.5 mi (air) n of La Porte, 0.5 mi (air) w of Fowler Pk. Edge of a bog.
1670
Comment
CHSC46668
Symphyotrichum ascendens
Vernon H. Oswald
1988-8-5
3924
Plumas
Yellow Creek Campground in Humbug Valley, ca. 13 mi (air) S of Chester.
1316
Comment
CHSC46669
Symphyotrichum spathulatum var. intermedium
Vernon H. Oswald
1988-8-5
3622
Plumas
Humbug Rd near Little Grizzly Valley, 5.0 mi (odometer) NE of Humbug Summit.
1755
Comment
CHSC46671
Cirsium arvense
Vernon H. Oswald
1988-8-5
3626
Plumas
Yellow Creek Campground in Humbug Valley, ca. 13 mi (air) s of Chester. Bank of Yellow Creek.
1316
Comment
CHSC46672
Helianthus bolanderi
Vernon H. Oswald
1988-8-5
3628
Plumas
Humbug Valley, 0.2 mi s of Soda Spring on the road to Yellow Creek Campground, ca. 13 mi (air) s of Chester.
1319
Comment
CHSC46673
Packera subnuda var. subnuda
Vernon H. Oswald
1988-8-5
3621
Plumas
Humbug Rd near Little Grizzly Valley, 5.0 mi (odometer) ne of Humbug Summit.
1755
Comment
CHSC46674
Myosotis scorpioides
Vernon H. Oswald
1988-8-5
3623
Plumas
Yellow Creek Campground in Humbug Valley, ca. 13 mi (air) s of Chester. On the edge of Yellow Creek.
1316
Comment
CHSC46676
Vaccinium uliginosum subsp. occidentale
Vernon H. Oswald
1988-8-5
3620
Plumas
Humbug Rd near Little Grizzly Valley, 5.0 mi (odometer) ne of Humbug Summit.
1755
Comment
CHSC46677
Hippuris vulgaris
Vernon H. Oswald
1988-8-5
3627
Plumas
Yellow Creek Campground in Humbug Valley, ca. 13 mi (air) s of Chester. Locally abundant in shallow water and marshy places along the edge of Yellow Creek.
1316
Comment
CHSC46682
Polygonum douglasii subsp. spergulariiforme
Vernon H. Oswald
1988-8-5
3629
Plumas
Humbug Valley, 0.2 mi s of Soda Spring on the road to Yellow Creek Campground, ca. 13 mi (air) s of Chester.
1319
Comment
CHSC46683
Ranunculus aquatilis var. diffusus
Vernon H. Oswald
1988-8-5
3625
Plumas
Yellow Creek Campground in Humbug Valley, ca. 13 mi (air) s of Chester. In Yellow Creek.
1316
Comment
CHSC46694
Corallorhiza maculata
Vernon Oswald
1983-8-17
1000
Plumas
Pacific Crest Trail, ca. 2000 ft e of Humboldt Summit.
2011
Comment
CHSC46699
Porterella carnosula
V. Oswald
1989-8-22
3950
Plumas
Lost Lake, ca. 2 mi (air) nnw of Humbug Summit.
1950
Comment
CHSC46700
Cuscuta californica var. breviflora
V. Oswald; L. Ahart
1989-8-23
3949
Plumas
Lost Lake, ca. 2 mi (air) nnw of Humbug Summit.
1950
Comment
CHSC46701
Drosera X obovata
Vernon H. Oswald; Wes Dempsey
1989-8-24
3960
Plumas
Little Willow Lake on the s edge of Lassen Volcani ... Field redacted by CHSC, contact the data manager for more information
1828
Comment
CHSC46702
Drosera X obovata
V. Oswald; W. Dempsey
1989-8-24
3968
Plumas
Big Springs in Humbug Valley, ca. 13 mi (air) s of ... Field redacted by CHSC, contact the data manager for more information
1316
Comment
CHSC46703
Drosera rotundifolia
V. Oswald; W. Dempsey
1989-8-24
3967
Plumas
Big Springs in Humbug Valley, ca. 13 mi (air) s of ... Field redacted by CHSC, contact the data manager for more information
1316
Comment
CHSC46704
Corydalis caseana subsp. caseana
V. Oswald; W. Dempsey
1989-8-24
3969
Plumas
Big Springs in Humbug Valley, ca. 13 (air) s of Chester.
1316
Comment
CHSC46706
Lycopus uniflorus
V. Oswald; W. Dempsey
1989-8-24
3961
Plumas
Little Willow Lake on the s edge of Lassen Volcanic National Park, ca. 11 mi (air) nw of Chester. On the margin of the lake.
1828
Comment
CHSC46707
Utricularia vulgaris
V. Oswald; W. Dempsey
1989-8-24
3962
Plumas
Little Willow Lake on the s edge of Lassen Volcanic National Park, ca. 11 mi (air) nw of Chester.
1828
Comment
CHSC46709
Polygonum polygaloides subsp. kelloggii
V. Oswald; L. Ahart
1989-8-22
3951
Plumas
Lost Lake, ca. 2 mi (air) nnw of Humbug Summit. On the drying strand of the lake.
1950
Comment
CHSC46710
Ranunculus aquatilis var. diffusus
V. Oswald; W. Dempsey
1989-8-24
3966
Plumas
Domingo Spring, ca. 8 mi wnw of Chester. In Domingo Creek.
1560
Comment
CHSC46712
Carex lasiocarpa
V. Oswald; W. Dempsey
1989-8-24
3963
Plumas
Little Willow Lake on the s edge of Lassen Volcanic National Park, ca. 1.1 mi (air) nw of Chester.
1828
Comment
CHSC46713
Lemna trisulca
V. Oswald; W. Dempsey
1989-8-24
3970
Plumas
Big Springs in Humbug Valley, ca. 13 mi (air) s of Chester.
1316
Comment
CHSC46715
Torreyochloa erecta
V. Oswald; L. Ahart
1989-8-22
3952
Plumas
Impounded spring on the e side of Humbug Rd 1.5 mi (odometer) n of Humbug Summit (Butte county line). On the edge of the pond.
1981
Comment
CHSC46716
Scheuchzeria palustris subsp. americana
V. Oswald; W. Dempsey
1989-8-24
3965
Plumas
Little Willow Lake on the s edge of Lassen Volcanic National Park, ca. 11 mi (air) nw of Chester. On the w side of the lake.
1828
Comment
CHSC46717
Sparganium natans
V. Oswald; W. Dempsey
1989-8-24
3964
Plumas
Little Willow Lake on the s edge of Lassen Volcanic National Park, ca. 11 mi (air) nw of Chester.
1828
Comment
CHSC47967
Apocynum androsaemifolium
Vernon Oswald
1983-8-24
1026
Plumas
Pacific Crest Trail, ca. 3 mi e of Humboldt Summit n-e of Jonesville.
2118
Comment
CHSC47988
Hackelia nervosa
Vernon Oswald
1983-8-4
967
Plumas
Humboldt Summit, 4.5 mi n-e of Jonesville (intersection of Butte, Plumas, and Tehama Counties).
1993
Comment
CHSC47994
Myosotis discolor
Vernon Oswald
1984-7-9
1357
Plumas
Hwy 89 at the south edge of Crescent Mills.
1071
Comment
CHSC48004
Callitriche verna
Vernon Oswald
1988-7-19
3598
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. At the east end of the lake.
1676
Comment
CHSC48005
Callitriche verna
Vernon Oswald
1988-7-19
3603
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. On the s side of the lake.
1676
Comment
CHSC48140
Crepis monticola
Vernon Oswald
1984-7-5
1350
Plumas
Pacific Crest Trail 1.3 mi e of Humboldt Summit.
2019
Comment
CHSC48142
Crepis pleurocarpa
Vernon Oswald
1986-7-10
2191
Plumas
LaPorte-Quincy Rd. at S. Fork of Feather R.
1965
Comment
CHSC48147
Erigeron divergens
Vernon Oswald
1984-8-14
1647
Plumas
Hwy 89 n of Greenville at Old Haun Rd.
1143
Comment
CHSC48152
Erigeron petrophilus var. sierrensis
Vernon Oswald
1986-7-10
2192
Plumas
LaPorte-Quincy Rd. at S. Fork of Feather R.
1965
Comment
CHSC48157
Eriophyllum lanatum var. integrifolium
Vernon Oswald
1983-8-24
1022
Plumas
Pacific Crest Trail, ca. 3 mi e of Humboldt Summit n-e of Jonesville.
2118
Comment
CHSC48158
Eriophyllum lanatum var. integrifolium
Vernon Oswald
1986-7-10
2188
Plumas
LaPorte-Quincy Rd. at S. Fork of Feather R.
1965
Comment
CHSC48176
Madia citrigracilis
Vernon Oswald
1988-7-19
3592
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. On the n side of the lake.
1676
Comment
CHSC48188
Nothocalais alpestris
Vernon Oswald
1984-6-25
1330
Plumas
La Porte-Quincy Rd. near the jct. of the road to Cleghorn Bar.
1905
Comment
CHSC48189
Nothocalais alpestris
Vernon Oswald
1984-7-12
1574
Plumas
Henry's Flat between Lotts Lake and Spring Valley Lake, ca. 4 mi e of Philbrook Reservoir.
1950
Comment
CHSC48197
Solidago velutina subsp. californica
Vernon Oswald
1984-7-9
1358
Plumas
Hwy 89 at Lake Almanor spillway. Beside the road.
1377
Comment
CHSC48249
Arenaria kingii var. glabrescens
Vernon Oswald
1986-6-6
2085
Plumas
LaPorte-Quincy Rd. at the S. Fork of the Feather River.
1965
Comment
CHSC48250
Arenaria kingii var. glabrescens
Vernon Oswald
1984-6-25
1327
Plumas
La Porte-Quincy Rd. at the S. Fork of Feather River.
1926
Comment
CHSC48310
Sedum obtusatum subsp. boreale
Vernon Oswald
1986-7-10
2195
Plumas
LaPorte-Quincy Rd. 0.5 mi n of Pacific Crest Trail.
1950
Comment
CHSC48319
Cardamine pensylvanica
Vernon Oswald
1985-5-26
1779
Plumas
South loop of road between Hwy 70 and Butterfly Valley at Big Blackhawk Creek. Along the creek.
Comment
CHSC48332
Erysimum capitatum var. capitatum
Vernon Oswald
1986-4-6
2093
Plumas
LaPorte-Quincy Rd. 0.5 mi n of its jct. with the Pacific Crest Trail.
1950
Comment
CHSC48356
Thlaspi montanum var. montanum
Vernon Oswald
1986-6-6
2087
Plumas
La Porte-Quincy Rd. at the S. Fork of the Feather River.
1965
Comment
CHSC48441
Dicentra pauciflora
Vernon Oswald
1986-6-6
2094
Plumas
LaPorte-Quincy Rd. 0.5 mi n of its jct. with the Pacific Crest Trail.
1950
Comment
CHSC48442
Dicentra uniflora
Vernon Oswald
1985-6-9
1817
Plumas
Pacific Crest Trail ca. 1000 ft w of Humboldt Rd. at Humboldt Summit.
1999
Comment
CHSC48472
Phacelia mutabilis
Vernon Oswald
1986-7-10
2201
Plumas
LaPorte-Quincy Rd. 0.7 mi n of the road to Cleghorn Bar.
1950
Comment
CHSC48482
Agastache urticifolia
Vernon Oswald
1986-7-10
2200
Plumas
LaPorte- Quincy Rd. 0.7 mi n of the road to Cleghorn Bar.
1950
Comment
CHSC48498
Scutellaria siphocampyloides
Vernon Oswald
1987-5-28
2936
Plumas
Jordan Hill Rd. 0.5 mi s of the road to Sawmill Pk. Lookout.
890
Comment
CHSC48523
Lupinus apertus
Vernon Oswald
1988-9-4
3696
Plumas
Pacific Crest Trail ca. 1.5 mi (air) nw of Humbug Summit.
2164
Comment
CHSC48529
Lupinus lepidus var. confertus
Vernon Oswald
1986-8-7
2271
Plumas
Hwy 89 ca. 0.2 mi w of Lake Almanor spillway.
1371
Comment
CHSC48590
Vicia americana var. americana
Vernon Oswald
1986-7-10
2199
Plumas
LaPorte-Quincy Rd. at Onion Valley Creek.
1859
Comment
CHSC48674
Pleuricospora fimbriolata
Vernon H. Oswald
1983-8-17
1003
Plumas
Pacific Crest Trail ca. 2000 ft e of Humboldt Summit, ca 3.5 mi ne of Jonesville.
2011
Comment
CHSC48686
Aquilegia formosa var. truncata
Vernon Oswald
1983-8-4
961
Plumas
Humboldt Summit, 4.5 mi NE of Jonesville (intersection of Butte, Plumas, and Tehama Counties).
1993
Comment
CHSC48851
Horkelia fusca subsp. tenella
Vernon Oswald
1984-7-12
1573
Plumas
S side of Lotts Lake.
1975
Comment
CHSC48864
Comarum palustre
Vernon Oswald
1985-7-8
1890
Plumas
Warner Valley Rd. 4.5 mi n of its jct. with Wilson Lake Rd.
1560
Comment
CHSC48882
Galium grayanum var. grayanum
Vernon Oswald
1983-8-4
963
Plumas
Humboldt Summit, 4.5 mi N-E of Jonesville (intersection of Butte, Plumas, and Tehama Counties).
1993
Comment
CHSC48904
Micranthes aprica
Vernon Oswald
1986-6-6
2088
Plumas
LaPorte-Quincy Rd. at the S. Fork of the Feather River.
1965
Comment
CHSC48968
Antirrhinum vexillo-calyculatum subsp. intermedium
Vernon Oswald
1984-8-14
1643
Plumas
Hwy 70, 21.0 mi n of the Butte-Plumas Co. line.
822
Comment
CHSC48977
Castilleja miniata
Vernon H. Oswald
1983-8-17
1003
Plumas
Pacific Crest Trail ca. 2000 ft e of Humbolt Summit, ca 3.5 mi ne of Jonesville.
2011
Comment
CHSC49021
Pedicularis semibarbata
Vernon Oswald
1986-6-6
2083
Plumas
LaPorte-Quincy Rd. at the S. Fork of the Feather River.
1965
Comment
CHSC49025
Penstemon deustus var. suffrutescens
Vernon Oswald
1984-7-5
1347
Plumas
Pacific Crest Trail 1.0 mi e of Humboldt Summit.
1996
Comment
CHSC49027
Penstemon gracilentus
Vernon Oswald
1983-8-4
962
Plumas
Humboldt Summit, 4.5 mi n-e of Jonesville (intersection of Butte, Plumas and Tehama Counties).
1993
Comment
CHSC49031
Penstemon roezlii
Vernon Oswald
1986-7-10
2196
Plumas
LaPorte- Quincy Rd. 0.5 mi n of Pacific Crest Trail.
1950
Comment
CHSC49036
Penstemon newberryi var. newberryi
Vernon Oswald
1986-7-10
2198
Plumas
LaPorte-Quincy Rd. at Onion Valley Creek.
1859
Comment
CHSC49459
Viola glabella
Vernon Oswald
1984-6-25
1321
Plumas
La Porte-Quincy Rd., ca. 9.7 mi n-e of La Porte.
1889
Comment
CHSC49575
Elymus elymoides subsp. californicus
Vernon Oswald
1983-8-24
1025
Plumas
Pacific Crest Trail, ca. 3 mi e of Humboldt Summit n-e of Jonesville.
2072
Comment
CHSC49618
Juncus mertensianus
Vernon Oswald
1984-6-25
1319
Plumas
La Porte-Quincy Rd., ca. 9.4 mi n-e of La Porte. In meadow.
1889
Comment
CHSC49645
Calochortus nudus
Vernon Oswald
1984-7-12
1572
Plumas
S side of Lotts Lake.
1975
Comment
CHSC49652
Erythronium purpurascens
Vernon Oswald
1986-6-6
2090
Plumas
LaPorte-Quincy Rd. at its jct. With the Pacific Crest Trail.
2011
Comment
CHSC49669
Xerophyllum tenax
Vernon Oswald
1986-6-6
2098
Plumas
Oroville-Quincy Hwy 1.3 mi n of Four Trees.
1615
Comment
CHSC49676
Najas flexilis
Vernon Oswald
1988-7-19
3600
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. At the boggy east end of the lake.
1676
Comment
CHSC49688
Sparganium natans
V. Oswald; W. Dempsey
1988-8-23
3694
Plumas
Green Island Lake located ca. 7 mi (air) se of Jonesville. On the north edge of the lake.
1859
Comment
CHSC50348
Viola purpurea subsp. integrifolia
Vernon H. Oswald
1990-6-4
4282
Plumas
Humbug Road just north of the Butte County line.
2042
Comment
CHSC50406
Drosera anglica
Vernon Oswald
1990-6-22
4311
Plumas
Domingo Lake, ca. 0.5 mi south of Willow Lake, ca. ... Field redacted by CHSC, contact the data manager for more information
1767
Comment
CHSC50419
Lysimachia thyrsiflora
Vernon Oswald
1990-6-24
4317
Plumas
Willow Lake located southeast of Drakesbad, just south of the boundary of Lassen Volcanic National Park. Uncommon in wet meadow just below the beaver dam at the outlet of the lake.
1676
Comment
CHSC50433
Carex lasiocarpa
Vernon Oswald
1990-6-22
4314
Plumas
Domingo Lake, ca. 0.5 mi south of Willow Lake, ca. 9 mi (air) northwest of Chester. On the north side of the lake.
1767
Comment
CHSC50434
Carex angustata
Vernon Oswald
1990-6-22
4315
Plumas
Domingo Lake, ca. 0.5 mi south of Willow Lake, ca. 9 mi (air) northwest of Chester.
1767
Comment
CHSC50435
Carex limosa
Vernon H. Oswald
1990-6-22
4313
Plumas
Domingo Lake, ca. 0.5 mi south of Willow Lake, ca. 9 mi (air) northwest of Chester.
1767
Comment
CHSC50437
Platanthera leucostachys
Vernon Oswald; Lowell Ahart
1990-6-27
4327
Plumas
Oro-Quincy Hwy between Merrimac and Buckeye sites, 0.3 mi north of the Butte-Plumas county line.
1487
Comment
CHSC50554
Menyanthes trifoliata
Vernon Oswald
1990-6-22
4316
Plumas
Domingo Lake, ca. 0.5 mi south of Willow Lake, ca. 9 mi (air) northwest of Chester. Common emergent aquatic along the marshy margin of the lake and on floating sphagnum bogs.
1767
Comment
CHSC50813
Ambrosia acanthicarpa
Vernon Oswald; Lowell Ahart
1990-7-25
4401
Plumas
Vinton Cemetery on Hwy 70, 0.9 mi east of Vinton.
1524
Comment
CHSC50837
Eriastrum signatum
Vernon Oswald; Lowell Ahart
1990-7-25
4400
Plumas
Vinton Cemetary on Hwy 70, 0.9 mi east of Vinton.
1524
Comment
CHSC51364
Vaccinium cespitosum
V. Oswald; R. Fallscheer
1990-8-22
4441
Plumas
East side of Forest Rd 23N15, ca. 1.0 mi southeast of Grizzly Mtn, ca. 3.0 mi south of Bucks Lake.
1780
Comment
CHSC54312
Acer glabrum var. torreyi
Vernon Oswald; Lowell Ahart
1991-6-18
4692
Plumas
Homer Lake, located ca. 5.5 miles (air) north of Greenville.
1920
Comment
CHSC54313
Cycladenia humilis var. humilis
Vernon H. Oswald; Lowell Ahart
1991-6-18
4686
Plumas
Forest Rd 28N38, 3.4 miles east-northeast of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north of Greenville.
1609
Comment
CHSC54314
Asclepias cordifolia
Vernon H. Oswald; Lowell Ahart
1991-6-18
4682
Plumas
Forest Rd 28N38, 3.4 miles east-northeast of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north of Greenville.
1609
Comment
CHSC54315
Cryptantha milobakeri
Vernon H. Oswald; Lowell Ahart
1991-6-18
4681
Plumas
Forest Rd 28N38, 3.4 miles east-northeast of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north of Greenville.
1609
Comment
CHSC54316
Boechera breweri subsp. breweri
Vernon H. Oswald; Lowell Ahart
1991-6-18
4677
Plumas
Forest Rd 28N38, 1.7 miles northeast of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north-northwest of Greenville.
1463
Comment
CHSC54317
Boechera pinetorum
Vernon H. Oswald; Lowell Ahart
1991-6-18
4684
Plumas
Forest Rd 28N38. 3.4 miles east-northeast of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north of Greenville.
1609
Comment
CHSC54318
Boechera rectissima
Vernon H. Oswald; Lowell Ahart
1991-6-18
4678
Plumas
Forest Rd 28N38, 1.7 miles northeast of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north-northwest of Greenville.
1463
Comment
CHSC54320
Hosackia crassifolia var. crassifolia
Vernon H. Oswald; Lowell Ahart
1991-6-18
4679
Plumas
Forest Rd 28N38, 3.4 miles east-northwest of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north of Greenville.
1609
Comment
CHSC54321
Lupinus onustus
Vernon H. Oswald; Lowell Ahart
1991-6-18
4688
Plumas
Forest Rd 28N38, 4.9 miles east-northeast of its junction with County Rd 201 (Old Haun Rd), 0.4 mile northwest of its junction with Forest Rd 28N68 at Greenville Saddle, ca. 4.5 miles (air) north of Greenville.
1609
Comment
CHSC54323
Ribes cereum var. cereum
Vernon H. Oswald; Lowell Ahart
1991-6-18
4689
Plumas
Homer Lake, located ca. 5.5 miles (air) north of Greenville. On the northeast side of the lake.
1920
Comment
CHSC54324
Hydrophyllum occidentale
Vernon H. Oswald; Lowell Ahart
1991-6-18
4687
Plumas
Forest Road 28N38, 3.4 miles east-northeast of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north of Greenville.
1609
Comment
CHSC54325
Nemophila parviflora var. austiniae
Vernon H. Oswald; Lowell Ahart
1991-6-18
4690
Plumas
Homer Lake, located ca. 5.5 miles (air) north of Greenville. On a slope on the northwest side of the lake.
1920
Comment
CHSC54326
Collomia tinctoria
Vernon H. Oswald; Lowell Ahart
1991-6-18
4683
Plumas
Forest Rd 28N38, 3.4 miles east-northeast of its junction with County Rd 201 (Old Huan Rd), ca. 4 miles (air) north of Greenville. On roadcut.
1609
Comment
CHSC54328
Viola adunca
Vernon H. Oswald; Lowell Ahart
1991-6-18
4693
Plumas
Forest Rd 28N68A, 1.6 miles south of its junction with Forest Rd 28N68, ca. 0.8 mile (air) east of Homer Lake, ca. 5.25 miles (air) north of Greenville.
2011
Comment
CHSC54329
Viola purpurea subsp. dimorpha
Vernon H. Oswald; Lowell Ahart
1991-6-18
4680
Plumas
Forest Rd 28N38, 3.4 miles east-northeast of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north of Greenville.
1609
Comment
CHSC54330
Iris hartwegii subsp. pinetorum
Vernon H. Oswald; Lowell Ahart
1991-6-18
4675
Plumas
Forest Fd 28N38, 1.7 miles northeast of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north-northwest of Greenville.
1463
Comment
CHSC54331
Hastingsia alba
Vernon H. Oswald; Lowell Ahart
1991-6-18
4676
Plumas
Forest Rd 28N38, 1.7 miles northeast of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north-northwest of Greenville.
1463
Comment
CHSC54332
Epipactis gigantea
Vernon H. Oswald; Lowell Ahart
1991-6-18
4685
Plumas
Forest Rd 28N38, 3.4 miles east-northeast of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north of Greenville.
1609
Comment
CHSC54333
Melica fugax
Vernon H. Oswald; Lowell Ahart
1991-6-18
4691
Plumas
Homer Lake, located ca. 5.5 miles (air) north of Greenville. On the northwest side of the lake.
1920
Comment
CHSC54390
Agoseris heterophylla
Vernon Oswald
1991-6-12
4662
Plumas
Lassen Volcanic National Park. Terminal Geyser, located between Drakesbad and Willow Lake.
1786
Comment
CHSC54391
Madia citrigracilis
Vernon H. Oswald
1991-7-8
4699
Plumas
Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser, just within the south park boundary.
1676
Comment
CHSC54392
Tragopogon dubius
Vernon H. Oswald
1991-7-8
4702
Plumas
Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser, just west of the stream coming from Terminal Geyser, near the south boundary of the park. On a meadow-forest edge.
1682
Comment
CHSC54394
Stellaria borealis subsp. sitchana
Vernon H. Oswald
1991-7-8
4704
Plumas
Lassen Volcanic National Park. Meadow on the northwest edge of Willow Lake, just north of the park boundary. Near the west gate in the park boundary fence.
1676
Comment
CHSC54395
Kalmia polifolia subsp. microphylla
Vernon H. Oswald
1991-6-17
4772
Plumas
Lassen Volcanic National Park. Little Willow Lake, located ca. 2.5 miles (air) south-southeast of Drakesbad.
1844
Comment
CHSC54396
Rhododendron neoglandulosum
Vernon H. Oswald
1991-7-17
4754
Plumas
Lassen Volcanic National Park. Little Willow Lake located on the south border of the park, ca. 2.5 miles (air) south-southeast of Drakesbad.
1828
Comment
CHSC54397
Vaccinium uliginosum subsp. occidentale
Vernon H. Oswald
1991-7-17
4744
Plumas
Lassen Volcanic National Park. Little Willow Lake located on the south border of the park, ca. 2.5 miles (air) south-southeast of Drakesbad.
1828
Comment
CHSC54398
Chamaesyce maculata
Vernon H. Oswald
1991-6-12
4661
Plumas
Lassen Volcanic National Park. Terminal Geyser, located between Drakesbad and Willow Lake.
1786
Comment
CHSC54399
Ribes inerme var. inerme
Vernon H. Oswald
1991-6-12
4663
Plumas
Lassen Volcanic National Park. Meadow on the north side of Willow Lake, on the north side of the park boundary, ca. 3 miles southeast of Drakesbad.
1661
Comment
CHSC54400
Ribes viscosissimum var. hallii
Vernon H. Oswald
1991-6-12
4659
Plumas
Lassen Volcanic National Park. Access road near Terminal Geyser.
1786
Comment
CHSC54401
Nemophila spatulata
Vernon H. Oswald
1991-6-17
4668
Plumas
Lassen Volcanic National Park. Drakesbad, on the west edge of the meadow between the trail to Devil's Kitchen and Hot Springs Creek.
1737
Comment
CHSC54402
Nemophila pedunculata
Vernon H. Oswald
1991-6-12
4657
Plumas
Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser. Locally abundant in the meadow just north of the park boundary where the trail crosses the stream coming down from Terminal Geyser.
1658
Comment
CHSC54403
Utricularia ochroleuca
Vernon H. Oswald
1991-7-17
4743
Plumas
Lassen Volcanic National Park. Little Willow Lake located on the south border of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. On the margin of the lake.
1828
Comment
CHSC54404
Floerkea proserpinacoides
Vernon H. Oswald
1991-6-12
4656
Plumas
Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser. Meadow just north of the park boundary.
1658
Comment
CHSC54405
Menyanthes trifoliata
Vernon H. Oswald
1991-6-17
4671
Plumas
Lassen Volcanic National Park. Little Willow Lake, located ca. 2.5 miles (air) south-southeast of Drakesbad. Common in shallow water and on quaking bogs in the lake.
1844
Comment
CHSC54406
Taraxia subacaulis
Vernon H. Oswald
1991-6-12
4664
Plumas
Lassen Volcanic National Park. Meadow on the north side of Willow Lake, on the north side of the park boundary, ca. 3 miles southeast of Drakesbad.
1661
Comment
CHSC54407
Epilobium hornemannii subsp. hornemannii
Vernon H. Oswald
1991-7-8
4705
Plumas
Lassen Volcanic National Park. Meadow on the northwest side of Willow Lake, just north of the park boundary. Forest edge near the west gate in the park boundary fence.
1676
Comment
CHSC54409
Navarretia capillaris
Vernon H. Oswald
1991-7-8
4701 .1
Plumas
Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser, at its crossing of the stream coming from Terminal Geyser, near the south boundary of the park. On the creek bank.
1676
Comment
CHSC54410
Navarretia intertexta subsp. intertexta
Vernon H. Oswald
1991-7-8
4701
Plumas
Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser, at its crossing of the stream coming from Terminal Geyser, near the south boundary of the park. Creek bank.
1676
Comment
CHSC54411
Montia fontana subsp. chondrosperma
Vernon H. Oswald
1991-6-17
4667
Plumas
Drakesbad, on the springy slope on the north side of the meadow, west of the resort buildings.
1755
Comment
CHSC54412
Montia linearis
Vernon H. Oswald
1991-7-8
4700
Plumas
Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser, just within the park boundary. Uncommon in moist soil in a patch of Veratrum on the edge of a meadow.
1676
Comment
CHSC54413
Thalictrum sparsiflorum
Vernon H. Oswald
1991-7-8
4703
Plumas
Lassen Volcanic National Park. Meadow on the northwest edge of Willow Lake, just north of the park boundary.
1682
Comment
CHSC54414
Comarum palustre
Vernon H. Oswald
1991-7-17
4748
Plumas
Lassen Volcanic National Park. Little Willow Lake located on the south border of the park, ca. 2.5 miles (air) south-southeast of Drakesbad.
1828
Comment
CHSC54415
Salix eastwoodiae
Vernon H. Oswald
1991-6-17
4673
Plumas
Little Willow Lake, located ca. 2.5 miles (air) south-southeast of Drakesbad.
1844
Comment
CHSC54416
Salix eastwoodiae
Vernon H. Oswald
1991-7-17
4751
Plumas
Little Willow Lake located on the south border of the park, ca. 2.5 miled (air) south-southeast of Drakesbad.
1828
Comment
CHSC54417
Lithophragma tenellum
Vernon H. Oswald
1991-6-17
4666
Plumas
Lassen Volcanic National Park. Drakesbad, near the trail to Boiling Springs Lake and Devil's Kitchen, south of the swimming pool at the resport.
1734
Comment
CHSC54418
Mimulus moschatus
Vernon H. Oswald
1991-6-17
4669
Plumas
Lassen Volcanic National Park. Drakesbad, along Hot Springs Creek west of the resort.
1752
Comment
CHSC54419
Pyrola picta
Vernon H. Oswald
1991-6-12
4658
Plumas
Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser.
1691
Comment
CHSC54420
Veronica wormskjoldii
Vernon H. Oswald
1991-7-17
4742
Plumas
Lassen Volcanic National Park. Little Willow Lake located on the south border of the park, ca. 2.5 miles (air) south-southeast of Drakesbad.
1828
Comment
CHSC54421
Sagittaria cuneata
Vernon H. Oswald
1991-7-17
4750
Plumas
Lassen Volcanic National Park. Little Willow Lake located on the south border of the park, ca. 2.5 miles (air) south-southeast of Drakesbad.
1828
Comment
CHSC54422
Carex capitata
Vernon H. Oswald
1991-7-17
4752
Plumas
Lassen Volcanic National Park. Little Willow Lake located on the south border of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. On the north and west borders of the lake.
1828
Comment
CHSC54423
Carex limosa
Vernon H. Oswald
1991-7-17
4747
Plumas
Lassen Volcanic National Park. Little Willow Lake located on the south border of the park, ca. 2.5 miles (air) south-southeast of Drakesbad.
1828
Comment
CHSC54425
Eriophorum gracile
Vernon H. Oswald
1991-7-17
4746
Plumas
Lassen Volcanic National Park. Little Willow Lake located on the south border of the park, ca. 2.5 miles (air) south-southeast of Drakesbad.
1828
Comment
CHSC54426
Erythronium purpurascens
Vernon H. Oswald
1991-6-17
4670
Plumas
Little Willow Lake, located ca. 2.5 miles (air) south-southeast of Drakesbad. Lassen Volcanic National Park.
1844
Comment
CHSC54427
Potamogeton gramineus
Vernon H. Oswald
1991-7-17
4745
Plumas
Lassen Volcanic National Park. Little Willow Lake located on the south border of the park, ca. 2.5 miles (air) south-southeast of Drakesbad.
1828
Comment
CHSC54431
Hieracium scouleri var. nudicaule
Vernon H. Oswald
1991-7-17
4755
Plumas
Forest Rd 29N16 (Little Willow Lake Rd), 0.4 miles north of its junction with Rd 29N18 (Upper Rice Creek Rd), ca. 3 miles (air) south of Drakesbad and 0.5 mile (air) south of Little Willow Lake.
1874
Comment
CHSC54434
Alyssum minus subsp. micranthum
Vernon H. Oswald
1991-7-8
4698
Plumas
Willow Lake located southeast of Drakesbad, just south of the boundary of Lassen Volcanic National Park. On the north side of the lake at the western-most camping area.
1676
Comment
CHSC54450
Potentilla glandulosa subsp. reflexa
Vernon H. Oswald
1991-7-8
4697
Plumas
Willow Lake located southeast of Drakesbad, just south of the boundary of Lassen Volcanic National Park. On the north side of the lake at the western-most camping area.
1676
Comment
CHSC54460
Sphenosciadium capitellatum
Vernon H. Oswald; Lowell Ahart
1991-7-30
4781
Plumas
Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley).
1777
Comment
CHSC54462
Arnica chamissonis
Vernon H. Oswald; Lowell Ahart
1991-7-30
4784
Plumas
Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley).
1777
Comment
CHSC54463
Kyhosia bolanderi
Vernon H. Oswald; Lowell Ahart
1991-7-30
4778
Plumas
Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley).
1777
Comment
CHSC54464
Packera pauciflora
Vernon H. Oswald; Lowell Ahart
1991-7-30
4788
Plumas
Big Springs on the west side of Humbug Valley, ca. 6 miles (air) east-northeast of Humbug Summit, ca. 12 miles (air) south of Chester. In the west portion of the fenced enclosure at the springs.
1310
Comment
CHSC54465
Betula pumila var. glandulifera
Vernon H. Oswald; Lowell Ahart
1991-7-30
4790
Plumas
Big Springs on the west side of Humbug Valley, ca. 6 miles (air) eastnortheast of Humbug Summit, ca. 12 miles (air) south of Chester. Within the fenced, marshy enclosure at the springs.
1310
Comment
CHSC54467
Lonicera involucrata var. involucrata
Vernon H. Oswald; Lowell Ahart
1991-7-30
4787
Plumas
Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley).
1777
Comment
CHSC54468
Lonicera cauriana
Vernon H. Oswald; Lowell Ahart
1991-7-30
4786
Plumas
Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley).
1777
Comment
CHSC54477
Gentiana newberryi var. tiogana
Vernon H. Oswald; Lowell Ahart
1991-7-30
4782
Plumas
Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley).
1777
Comment
CHSC54479
Hypericum formosum var. scouleri
Vernon H. Oswald; Lowell Ahart
1991-7-30
4779
Plumas
Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley). Common on a marshy slope bordering the creek.
1777
Comment
CHSC54480
Utricularia minor
Vernon H. Oswald; Beth Corbin
1991-7-23
4765
Plumas
Willow Lake located southeast of Drakesbad, just south of the boundary of Lassen Volcanic Park. In bog in the lake.
1676
Comment
CHSC54481
Epilobium oregonense
Vernon H. Oswald; Lowell Ahart
1991-7-30
4780
Plumas
Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley). On a slope bordering the creek.
1777
Comment
CHSC54482
Corydalis caseana subsp. caseana
Vernon H. Oswald; Lowell Ahart
1991-7-30
4783
Plumas
Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley).
1777
Comment
CHSC54488
Comarum palustre
Vernon H. Oswald; Lowell Ahart
1991-7-30
4791
Plumas
Big Springs on the west side of Humbug Valley, ca. 6 miles (air) east-northeast of Humbug Summit, ca. 12 miles (air) south of Chester. Along edges of streams within the fenced enclosure at the springs.
1310
Comment
CHSC54489
Ribes inerme var. inerme
Vernon H. Oswald; Lowell Ahart
1991-7-30
4798
Plumas
Big Springs on the west side of Humbug Valley, ca. 6 miles (air) east-northeast of Humbug Summit, ca. 12 miles (air) south of Chester.
1310
Comment
CHSC54493
Veronica scutellata
Vernon H. Oswald; Lowell Ahart
1991-7-30
4789
Plumas
Big Springs on the west side of Humbug Valley, ca. 6 miles (air) east-northeast of Humbug Summit, ca. 12 miles (air) south of Chester.
1310
Comment
CHSC54498
Eleocharis suksdorfiana
Vernon H. Oswald; Lowell Ahart
1991-7-30
4793
Plumas
Big Springs on the west side of Humbug Valley, ca. 6 miles (air) east-northeast of Humbug Summit, ca. 12 miles (air) south of Chester.
1310
Comment
CHSC54499
Eriophorum gracile
Vernon H. Oswald; Lowell Ahart
1991-7-30
4794
Plumas
Big Springs on the west side of Humbug Valley, ca. 7 miles (air) east-northeast of Humbug Summit, ca. 12 miles (air) south of Chester. Within the fenced enclosure at the springs.
1310
Comment
CHSC54503
Triantha occidentalis subsp. occidentalis
Vernon H. Oswald; Lowell Ahart
1991-7-30
4785
Plumas
Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summitt and Humbug Valley).
1777
Comment
CHSC54505
Agrostis idahoensis
Vernon H. Oswald; Lowell Ahart
1991-7-30
4795
Plumas
Big Springs on the west side of Humbug Valley, ca. 6 miles (air) east-northeast of Humbug Summit, ca. 12 miles (air) south of Chester.
1310
Comment
CHSC54506
Muhlenbergia andina
Vernon H. Oswald; Lowell Ahart
1991-7-30
4797
Plumas
Big Springs on the west side of Humbug Valley, ca. 6 miles (air) east-northeast of Humbug Summit, ca. 12 miles (air) south of Chester. Within the fence enclosure at the springs.
1310
Comment
CHSC54510
Tsuga mertensiana
Vernon H. Oswald
1991-8-5
4801
Plumas
Little Willow Lake located near the south boundary of the park, ca. 2.5 miles (air) south-southeast of Drakesbad.
1844
Comment
CHSC54511
Perideridia lemmonii
Vernon H. Oswald
1991-8-8
4812
Plumas
Lassen Volcanic Park. Just north of the south boundary of the park at Willow Lake, along the trail to Camp Kelly and Terminal Geyser, ca. 3 miles (air) southeast of Drakesbad.
1658
Comment
CHSC54512
Arnica chamissonis
Vernon H. Oswald
1991-8-8
4819
Plumas
Lassen Volcanic Park. Just north of the south boundary of the park at Willow Lake, ca. 3 miles (air) southeast of Drakesbad.
1658
Comment
CHSC54513
Erigeron canadensis
Vernon H. Oswald
1991-8-5
4809
Plumas
Lassen Volcanic Park. Terminal Geyser located ca. 2.5 miles (air) southeast of Drakesbad.
1706
Comment
CHSC54515
Erigeron petrophilus var. sierrensis
Vernon H. Oswald; Beth Corbin
1991-8-13
4824
Plumas
Spur road to Middle Campground, located off of Forest Rd 26N26.2, ca. 4 miles south of the PG and E Campground in Humbug Valley. Along the road.
1304
Comment
CHSC54516
Hieracium gracile
Vernon H. Oswald
1991-8-5
4800
Plumas
Lassen Volcanic National Park. Little Willow Lake located near the south boundary of the park, ca. 2.5 miles (air) south-southeast of Drakesbad.
1844
Comment
CHSC54518
Helianthella californica var. nevadensis
Vernon H. Oswald
1991-8-8
4813
Plumas
Lassen Volcanic Park. Just north of the south boundary of the park at Willow Lake, along the trail to Camp Kelley and Terminal Geyser, ca. 3 miles (air) southeast of Drakesbad. Bordering the east side of a meadow located here.
1670
Comment
CHSC54520
Turritis glabra
Vernon H. Oswald
1991-8-8
4817
Plumas
Lassen Volcanic Park. Trail to Terminal Geyser just north of the south boundary of the park at Willow Lake, ca. 3 miles (air) southeast of Drakesbad. Along the trail.
1658
Comment
CHSC54521
Lonicera cauriana
Vernon H. Oswald
1991-8-5
4805
Plumas
Lassen Volcanic National Park. Little Willow Lake located near the south boundary of the park, ca. 2.5 miles (air) south-southeast of Drakesbad.
1844
Comment
CHSC54524
Cornus sericea subsp. sericea
Vernon H. Oswald
1991-8-5
4810
Plumas
Lassen Volcanic Park. Terminal Geyser located ca. 2.5 miles (air) southeast of Drakesbad.
1706
Comment
CHSC54529
Utricularia minor
Vernon H. Oswald
1991-8-5
4799
Plumas
Lassen Volcanic Park. Little Willow Lake located near the south boundary of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. Along the southwest edge of the lake.
1844
Comment
CHSC54530
Epilobium densiflorum
Vernon H. Oswald
1991-8-8
4815
Plumas
Lassen Volcanic National Park. Just north of the south boundary of the park at Willow Lake, where the trail to Terminal Geyser crosses Terminal Geyser Creek, ca. 3 miles (air) southeast of Drakesbad. On the bank of the creek.
1658
Comment
CHSC54531
Epilobium oregonense
Vernon H. Oswald
1991-8-8
4820
Plumas
Lassen Volcanic Park. Just north of the south boundary of the park at Willow Lake, ca. 3 miles (air) southeast of Drakesbad. In a meadow.
1658
Comment
CHSC54532
Actaea rubra
Vernon H. Oswald
1991-8-5
4811
Plumas
Lassen Volcanic Park. Terminal Geyser located ca. 2.5 miles (air) southeast of Drakesbad. Drainage below service road at the geyser.
1706
Comment
CHSC54534
Veronica scutellata
Vernon H. Oswald
1991-8-8
4821
Plumas
Lassen Volcanic National Park. Ca. 20 ft north of the rail fence along the south boundary of the park at Willow Lake, ca. 3 miles (air) southeast of Drakesbad.
1658
Comment
CHSC54535
Carex amplifolia
Vernon H. Oswald
1991-8-8
4816
Plumas
Just north of the south boundary of the park [Lassen Volcanic Park] at Willow Lake, on the west side of Terminal Geyser Creek slightly north of its junction with the trail to Terminal Geyser, ca. 3 miles (air) southeast of Drakesbad.
1664
Comment
CHSC54537
Dulichium arundinaceum
V. Oswald; S. Mitchelson, C. Livingston
1991-8-21
4839
Plumas
Lassen Volcanic Park. Little Willow Lake located on the south edge the park, ca. 2.5 miles (air) south-southeast of Drakesbad.
1844
Comment
CHSC54538
Schoenoplectus subterminalis
Vernon H. Oswald
1991-8-5
4804
Plumas
Lassen Volcanic National Park. Little Willow Lake located near the south boundary of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. On the east side of the lake.
1844
Comment
CHSC54539
Juncus occidentalis
Vernon H. Oswald
1991-8-8
4818
Plumas
Lassen Volcanic Park. Trail to Terminal Geyser just north of the south boundary of the park at Willow Lake, ca. 3 miles (air) southeast of Drakesbad. Along the trail.
1658
Comment
CHSC54540
Cephalanthera austiniae
Vernon H. Oswald
1991-8-5
4807
Plumas
Service road from the south park boundary into Terminal Geyser, ca. 2.5 miles (air) southeast of Drakesbad. Lassen Volcanic National Park.
1706
Comment
CHSC54544
Elymus trachycaulus subsp. trachycaulus
Vernon H. Oswald
1991-8-8
4814
Plumas
Lassen Volcanic National Park. Just north of the south boundary of the park at Willow Lake, along the trail to Camp Kelley and Terminal Geyser, ca. 3 miles (air) southeast of Drakesbad. In a meadow located here.
1670
Comment
CHSC54548
Muhlenbergia andina
Vernon H. Oswald
1991-8-5
4808
Plumas
Lassen Volcanic Park. Terminal Geyser located ca. 2.25 miles (air) southeast of Drakesbad. On a drainage bordering the south side of the geyser.
1731
Comment
CHSC54549
Muhlenbergia filiformis
Vernon H. Oswald
1991-8-5
4802
Plumas
Lassen Volcanic Park. Little Willow Lake located near the south boundary of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. On margins of lake.
1844
Comment
CHSC54550
Torreyochloa erecta
Vernon H. Oswald
1991-8-5
4806
Plumas
Lassen Volcanic Park. Little Willow Lake located near the south boundary of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. Southeast border of the lake.
1844
Comment
CHSC54858
Isoetes bolanderi
Vernon H. Oswald
1991-8-23
4846
Plumas
Road to Juniper Lake Campground, 1.8 miles north of the park boundary. Lassen Volcanic National Park.
2072
Comment
CHSC54859
Dryopteris arguta
Vernon H. Oswald
1991-9-11
4873
Plumas
Domingo Spring on Chester-Wilson Lake Rd (Forest Rd 29N63; Plumas County Rd 311), ca. 7.5 miles (air) west-northwest of Chester.
1545
Comment
CHSC54862
Subularia aquatica var. americana
Vernon H. Oswald
1991-8-23
4845
Plumas
Lassen Volcanic Park. Road to Juniper Lake Campground, 1.8 miles north of the park boundary. In a snow lake on the southwest side of the road.
2072
Comment
CHSC54865
Cuscuta californica var. californica
Vernon H. Oswald
1991-9-11
4864
Plumas
Hot springs terrace on the south side of the meadow at Drakesbad; on the south side of Hot Springs Creek.
1731
Comment
CHSC54867
Arceuthobium californicum
Vernon H. Oswald
1991-8-23
4840
Plumas
Lassen Volcanic Park. Trail from the outlet of Juniper Lake to the summit of Mt. Harkness.
2255
Comment
CHSC54869
Persicaria lapathifolia
Vernon H. Oswald
1991-8-23
4842
Plumas
Lassen Volcanic National Park. Outlet of Juniper Lake. Common on dry mud on the strand of the lake.
2057
Comment
CHSC54872
Eleocharis bella
Vernon H. Oswald
1991-8-23
4843
Plumas
Lassen Volcanic Park. Outlet of Juniper Lake.
2057
Comment
CHSC54873
Scirpus microcarpus
Vernon H. Oswald
1991-9-11
4872
Plumas
Lassen Volcanic Park. Road to Drakesbad, ca. 0.5 mi west of the boundary of the park. On the edge of Hot Springs Creek.
1615
Comment
CHSC54875
Muhlenbergia jonesii
Vernon H. Oswald
1991-8-23
4847
Plumas
Lassen Volcanic National Park. Road to Juniper Lake Campground, 1.6 miles north of the park boundary. Swale on the southwest side of the road.
2072
Comment
CHSC55795
Agoseris grandiflora
Vernon H. Oswald
1991-9-11
4868
Plumas
Lassen Volcanic National Park. North of the meadow and west of the resort at Drakesbad.
1737
Comment
CHSC55796
Symphyotrichum bracteolatum
Vernon H. Oswald
1991-9-11
4867
Plumas
Lassen Volcanic National Park. North of the meadow and west of the resort at Drakesbad.
1767
Comment
CHSC55797
Madia citrigracilis
Vernon H. Oswald
1991-9-11
4871
Plumas
Lassen Volcanic Park. Hot Springs Creek just downstream from the Ranger Station at Drakesbad. Along the edge of the creek.
1658
Comment
CHSC55803
Parnassia palustris
Vernon H. Oswald
1991-9-11
4866
Plumas
Lassen Volcanic National Park. North of the meadow and west of the resort at Drakesbad.
1767
Comment
CHSC55805
Arceuthobium abietinum
Vernon H. Oswald
1991-9-8
4863
Plumas
Lassen Volcanic Park. Trail from Willow Lake to Terminal Geyser.
1767
Comment
CHSC55807
Schoenoplectus americanus
Vernon H. Oswald
1991-9-11
4865
Plumas
Lassen Volcanic National Park. Hot springs terrace on the south side of the meadow at Drakesbad. Along drainages on the slope south of Hot Springs Creek.
1731
Comment
CHSC55808
Streptopus amplexifolius var. americanus
Vernon H. Oswald
1991-9-11
4870
Plumas
South of Hot Springs Creek and west of Dream Lake at Drakesbed. Lassen Volcanic National Park.
1746
Comment
CHSC55811
Bromus ciliatus
Vernon H. Oswald
1991-9-11
4869
Plumas
Lassen Volcanic Park. West of the resort at Drakesbad.
1767
Comment
CHSC57792
Equisetum arvense
Vernon H. Oswald; Lowell Ahart
1992-5-6
4934 b
Plumas
Terminal Geyser Creek just upstream from the trail between Willow Lake and Terminal Geyser.
1658
Comment
CHSC57821
Dicentra uniflora
Vernon H. Oswald
1992-5-5
4931
Plumas
Lassen Volcanic National Park. Hot Springs Creek ca. 0.5 mi upstream from the park boundary, between Camp Kelley and Drakesbad.
1630
Comment
CHSC57827
Ranunculus alismifolius var. lemmonii
Vernon H. Oswald; Lowell Ahart
1992-5-6
4933
Plumas
Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser, just inside the boundary of the park. Meadow.
1658
Comment
CHSC57828
Ranunculus alismifolius var. lemmonii
Vernon H. Oswald; Lowell Ahart
1992-5-6
4934 a
Plumas
Lassen Volcanic National Park. Terminal Geyser Creek just upstream from the trail between Willow Lake and Terminal Geyser. Along the edge of the creek.
1658
Comment
CHSC57834
Arceuthobium campylopodum
Vernon H. Oswald
1992-5-5
4932
Plumas
Lassen Volcanic National Park. Kings Creek Trail ca. 0.5 mi N of Camp Kelley, just inside the S boundary of the park.
1627
Comment
CHSC58016
Isoetes nuttallii
Vernon H. Oswald; Lowell Ahart
1992-6-2
4976
Plumas
Quarter section of land at the W end of Forest Rd. 29N75 on Kelly Mtn., ca. 0.75 mi (air) WSW of Kelly Camp in Warner Valley. Lassen Volcanic National Park.
1767
Comment
CHSC58018
Pellaea brachyptera
Vernon H. Oswald
1992-5-21
4948
Plumas
Warner Valley on the S side of Hot Springs Creek ca. 0.5 mi upstream from the park boundary. Lassen Volcanic National Park.
1633
Comment
CHSC58019
Arnica cordifolia var. cordifolia
Vernon H. Oswald; Lowell Ahart
1992-6-2
4967
Plumas
Near the W end of Forest Rd. 29N75 on Kelly Mtn., ca. 0.75 mi (air) SW of Kelly Camp in Warner Valley, between the small, mapped pond and the boundary of Lassen Volcanic National Park.
1731
Comment
CHSC58029
Lathyrus nevadensis var. nevadensis
Vernon H. Oswald
1992-5-21
4946
Plumas
Warner Valley on the N side of Hot Springs Creek just within the park boundary.
1606
Comment
CHSC58030
Ribes cereum var. cereum
Vernon H. Oswald
1992-6-1
4961
Plumas
Lassen Volcanic National Park. Juniper Lake Rd., 0.3 mi N of the park boundary, beside a tributary of Brenner Creek.
1987
Comment
CHSC58032
Nemophila spatulata
Vernon H. Oswald
1992-5-21
4944
Plumas
Lassen Volcanic National Park. Warner Valley-Drakesbad Rd. between Lee and Kelly camps. On the edge of an alder thicket in the corner of the park on the SW side of the road.
1597
Comment
CHSC58033
Aphyllon purpureum
Vernon H. Oswald; Lowell Ahart
1992-6-2
4978
Plumas
Lassen Volcanic National Park. Quarter section of land at the W end of Forest Rd. 29N75 on Kelly Mtn., ca. 0.75 mi (air) WSW of Kelly Camp in Warner Valley.
1767
Comment
CHSC58034
Anemone oregana
Vernon H. Oswald
1992-5-21
4945
Plumas
Lassen Volcanic National Park. Warner Valley-Drakesbad Rd. between Lee and Kelly camps. In the corner of the park on the SW side of the road.
1597
Comment
CHSC58035
Frangula rubra
Vernon H. Oswald; Lowell Ahart
1992-6-2
4972
Plumas
Lassen Volcanic National Park. Quarter section of land at the W end of Forest Rd. 29N75 on Kelly Mtn., ca. 0.75 mi (air) WSW of Kelly Camp in Warner Valley.
1795
Comment
CHSC58039
Potentilla glandulosa subsp. glandulosa
Vernon H. Oswald; Lowell Ahart
1992-6-2
4973
Plumas
Lassen Volcanic National Park. Quarter section of land at the W end of Forest Rd. 29N75 on Kelly Mtn., ca. 0.75 mi (air) WSW of Kelly Camp in Warner Valley.
1792
Comment
CHSC58040
Prunus emarginata
Vernon H. Oswald; Lowell Ahart
1992-6-2
4971
Plumas
Lassen Volcanic National Park. Quarter section of land at the W end of Forest Rd. 29N75 on Kelly Mtn., ca. 0.75 mi (air) WSW of Kelly Camp in Warner Valley. Near the base of a cliff.
1822
Comment
CHSC58041
Lithophragma tenellum
Vernon H. Oswald
1992-6-1
4959
Plumas
Lassen Volcanic National Park. Juniper Lake Rd., 0.3 mi N of the park boundary, beside a tributary of Brenner Creek.
1987
Comment
CHSC58044
Micranthes nidifica
Vernon H. Oswald
1992-5-21
4949
Plumas
Lassen Volcanic National Park. Warner Valley just east of the Ranger Station. Along a drainage between the road and Hot Springs Creek.
1639
Comment
CHSC58048
Allium parvum
Vernon H. Oswald
1992-5-18
4941
Plumas
Juniper Lake Rd. 0.3 mi N of the park boundary. Lassen National Park.
1999
Comment
CHSC58049
Toxicoscordion venenosum var. venenosum
Vernon H. Oswald; Lowell Ahart
1992-6-2
4974
Plumas
Quarter section of land at the W end of Forest Rd. 29N75 on Kelly Mtn., ca. 0.75 mi (air) WSW of Kelly Camp in Warner Valley. Lassen Volcanic National Park.
1767
Comment
CHSC58050
Bromus suksdorfii
Vernon H. Oswald; Lowell Ahart
1992-6-2
4969
Plumas
Lassen Volcanic National Park. Quarter section of land at the W end of Forest Rd. 29N75 on Kelly Mtn., ca. 0.75 mi (air) WSW of Kelly Camp in Warner Valley.
1822
Comment
CHSC58051
Deschampsia danthonioides
Vernon H. Oswald; Lowell Ahart
1992-6-2
4977
Plumas
Lassen Volcanic National Park. Quarter section of land at the W end of Forest Rd. 29N75 on Kelly Mtn., ca. 0.75 mi (air) WSW of Kelly Camp in Warner Valley.
1767
Comment
CHSC58053
Achnatherum occidentale subsp. occidentale
Vernon H. Oswald; Lowell Ahart
1992-6-2
4970
Plumas
Quarter section of land at the W end of Forest Rd. 29N75 on Kelly Mtn., ca. 0.75 mi (air) WSW of Kelly Camp in Warner Valley.
1822
Comment
CHSC58157
Crepis occidentalis subsp. conjuncta
Vernon H. Oswald
1992-6-18
4998
Plumas
Lassen Volcanic National Park. Warner Valley-Drakesbad Rd. just inside the boundary of the park. Openings bordering the N side of the road.
1615
Comment
CHSC58158
Helianthella californica var. nevadensis
Vernon H. Oswald
1992-6-18
4995
Plumas
Lassen Volcanic National Park. Warner Valley: S side of Hot Spring Creek ca. 0.5 mi upstream from the boundary of the park.
1621
Comment
CHSC58159
Hemizonella minima
Vernon H. Oswald
1992-6-18
4993
Plumas
Lassen Volcanic National Park. Warner Valley: S side of Hot Spring Creek ca. 0.5 mi upstream from the boundary of the park. Surrounding a small snow lake (not shown on map) slightly SW of rocky cliffs bordering the creek.
1633
Comment
CHSC58160
Senecio aronicoides
Vernon H. Oswald
1992-6-1
4960
Plumas
Lassen Volcanic National Park. Juniper Lake Rd., 0.3 mi N of the park boundary, beside a tributary of Brenner Creek.
1987
Comment
CHSC58161
Sonchus asper subsp. asper
Vernon H. Oswald
1992-6-18
4985
Plumas
Lassen Volcanic National Park. Warner Valley: N side of Hot Spring Creek ca. 0.2 mi upstream from the boundary of the park.
1609
Comment
CHSC58162
Hackelia micrantha
Vernon H. Oswald
1992-6-18
4987
Plumas
Lassen Volcanic National Park. Warner Valley: N side of Hot Spring Creek ca. 0.2 mi upstream from the boundary of the park.
1609
Comment
CHSC58163
Boechera breweri subsp. breweri
Vernon H. Oswald
1992-6-18
4989
Plumas
Lassen Volcanic National Park. Warner Valley; S side of Hot Spring Creek ca. 0.5 mi upstream from the boundary of the park. On cliffs bordering the creek.
1621
Comment
CHSC58165
Streptanthus tortuosus var. orbiculatus
Vernon H. Oswald
1992-6-18
4990
Plumas
Lassen Volcanic National Park. Warner Valley: S side of Hot Spring Creek, ca. 0.5 mi upstream from the boundary of the park.
1621
Comment
CHSC58166
Silene douglasii var. douglasii
Vernon H. Oswald
1992-6-18
4988
Plumas
Lassen Volcanic National Park. Warner Valley: S side of Hot Spring Creek ca. 0.5 mi upstream from the boundary of the park. On cliffs bordering the creek.
1621
Comment
CHSC58167
Stellaria crispa
Vernon H. Oswald
1992-6-18
4999
Plumas
Lassen Volcanic National Park. Corner of park on S side of Warner Valley Rd. between Lee and Kelly camps.
1597
Comment
CHSC58168
Drosera rotundifolia
Vernon H. Oswald
1992-6-18
5000
Plumas
Lassen Volcanic National Park. Corner of park on S ... Field redacted by CHSC, contact the data manager for more information
1597
Comment
CHSC58169
Pyrola asarifolia subsp. asarifolia
Vernon H. Oswald
1992-6-18
5001
Plumas
Lassen Volcanic National Park. Corner of park on S side of Warner Valley Rd. between Lee and Kelly camps.
1597
Comment
CHSC58170
Vicia americana var. americana
Vernon H. Oswald
1992-6-18
4986
Plumas
Lassen Volcanic National Park. Warner Valley: N side of Hot Spring Creek ca. 0.2 mi upstream from the boundary of the park.
1609
Comment
CHSC58171
Monardella odoratissima subsp. pallida
Vernon H. Oswald
1992-6-18
4997
Plumas
Lassen Volcanic National Park. Warner Valley: S side of Hot Spring Creek ca. 0.5 mi upstream from the boundary of the park.
1621
Comment
CHSC58172
Utricularia intermedia
Vernon H. Oswald
1992-6-18
5002
Plumas
Lassen Volcanic National Park. Corner of park on S side of Warner Valley Rd. between Lee and Kelly camps. In pools on margin of a large meadow.
1597
Comment
CHSC58174
Navarretia divaricata subsp. divaricata
Vernon H. Oswald
1992-6-18
4984
Plumas
Lassen Volcanic National Park. Warner Valley; N side of Hot Spring Creek just within the boundary of the park. Near the creek.
1609
Comment
CHSC58175
Eriogonum umbellatum var. nevadense
Vernon H. Oswald
1992-6-18
4996
Plumas
Lassen Volcanic National Park. Warner Valley: S side of Hot Spring Creek ca. 0.5 mi upstream from the boundary of the park. Common in crevices on rocky cliffs bordering the creek.
1621
Comment
CHSC58176
Anemone oregana
Vernon H. Oswald
1992-6-18
4994
Plumas
Lassen Volcanic National Park. Warner Valley: S side of Hot Spring Creek ca. 0.5 mi upstream from the boundary of the park. Forest bordering a small snow lake (not shown on map) slightly SW of rocky cliffs bordering the creek.
1633
Comment
CHSC58177
Ranunculus orthorhynchus var. orthorhynchus
Vernon H. Oswald; Lowell Ahart
1992-6-2
4975
Plumas
Lassen Volcanic National Park. Quarter section of land at the W end of Forest Rd. 29N75 on Kelly Mtn., ca. 0.75 mi (air) WSW of Kelly Camp in Warner Valley.
1767
Comment
CHSC58178
Pedicularis attollens
Vernon H. Oswald
1992-6-18
5003
Plumas
Lassen Volcanic National Park. Corner of park on S side of Warner Valley Rd between Lee and Kelly camps.
1597
Comment
CHSC58179
Penstemon deustus var. pedicellatus
Vernon H. Oswald
1992-6-18
4992
Plumas
Lassen Volcanic National Park. Warner Valley: S side of Hot Spring Creek ca. 0.5 mi upstream from the boundary of the park.
1621
Comment
CHSC58180
Carex echinata subsp. echinata
Vernon H. Oswald
1992-6-18
5004
Plumas
Lassen Volcanic National Park. Corner of park on S side of Warner Valley Rd. between Lee and Kelly camps.
1597
Comment
CHSC58181
Eriophorum gracile
Vernon H. Oswald
1992-6-18
5005
Plumas
Lassen Volcanic National Park. Corner of park on S side of Warner Valley Rd. between Lee and Kelly camps.
1597
Comment
CHSC58182
Allium platycaule
Vernon H. Oswald
1992-5-21
4947
Plumas
Lassen Volcanic National Park. Warner Valley on the S side of Hot Springs Creek ca. 0.5 mi upstream from the park boundary.
1621
Comment
CHSC58183
Poa cusickii subsp. epilis
Vernon H. Oswald
1992-6-18
4991
Plumas
Lassen Volcanic National Park. Warner Valley: S side of Hot Spring Creek ca. 0.5 mi upstream from the boundary of the park. On the edge of a cliff bordering the creek.
1621
Comment
CHSC58184
Antennaria rosea subsp. confinis
Vernon H. Oswald; Lowell Ahart
1992-6-22
5021
Plumas
Lassen Volcanic National Park. Ca. 0.6 mi N of the park boundary along the service road into Terminal Geyser, ca. 0.6 mi NE of Little Willow Lake.
1767
Comment
CHSC58185
Boechera rectissima
Vernon H. Oswald; Lowell Ahart
1992-6-22
5016
Plumas
Ca. 0.4 mi N of the park boundary along the services road into Terminal Geyser, ca. 0.5 mi ENE of Little Willow Lake. Bordering the road.
1767
Comment
CHSC58186
Stellaria obtusa
Vernon H. Oswald; Lowell Ahart
1992-6-22
5013
Plumas
Lassen Volcanic National Park. Little Willow Creek between Willow Lake and the access road into Terminal Geyser. On the edge of the creek.
1676
Comment
CHSC58187
Chenopodium atrovirens
Vernon H. Oswald; Lowell Ahart
1992-6-22
5007
Plumas
Lassen Volcanic National Park. Willow Lake-Terminal Trail just W of Hot Springs Creek.
1658
Comment
CHSC58189
Hosackia crassifolia var. crassifolia
Vernon H. Oswald; Lowell Ahart
1992-6-22
5012
Plumas
Lassen Volcanic National Park. Litlte Willow Creek between Willow Lake and access road into Terminal Geyser.
1676
Comment
CHSC58190
Phacelia procera
Vernon H. Oswald; Lowell Ahart
1992-6-22
5010
Plumas
Lassen Volcanic National Park. Willow Lake-Terminal Geyser Trail just W of Hot Springs Creek.
1658
Comment
CHSC58191
Phacelia racemosa
Vernon H. Oswald; Lowell Ahart
1992-6-22
5020
Plumas
Lassen Volcanic National Park. Ca. 0.5 mi N of the park boundary along the service road into Terminal Geyser, ca 0.6 mi ENE of Little Willow Lake.
1767
Comment
CHSC58192
Trichostema oblongum
Vernon H. Oswald; Lowell Ahart
1992-6-22
5019
Plumas
Lassen Volcanic National Park. Ca. 0.5 mi N of the park boundary along the service road into Terminal Geyser, ca. 0.6 mi ENE of Little Willow Lake.
1767
Comment
CHSC58193
Utricularia vulgaris
Vernon H. Oswald; Lowell Ahart
1992-6-22
5029
Plumas
Lassen Volcanic National Park. Small corner of park property on the S side of Warner Valley Rd. between Lee and Kelly camps, near the S boundary. In a small drainage in a meadow.
1597
Comment
CHSC58194
Collomia linearis
Vernon H. Oswald; Lowell Ahart
1992-6-22
5008
Plumas
Lassen Volcanic National Park. Willow Lake-Terminal Geyser Trail just W of Hot Springs Creek.
1658
Comment
CHSC58195
Montia fontana subsp. amporitana
Vernon H. Oswald; Lowell Ahart
1992-6-22
5017
Plumas
Lassen Volcanic National Park. Ca. 0.4 mi N of the park boundary along the service road into Terminal Geyser, ca. 0.5 mi ENE of Little Willow Lake. Locally common on a vernally wet but now dry slope bordering the road.
1767
Comment
CHSC58196
Comarum palustre
Vernon H. Oswald; Lowell Ahart
1992-6-22
5027
Plumas
Lassen Volcanic National Park. Small corner of park property on the S side of Warner Valley Rd. between Lee and Kelly camps. Meadow.
1597
Comment
CHSC58197
Poteridium annuum
Vernon H. Oswald; Lowell Ahart
1992-6-22
5018
Plumas
Lassen Volcanic National Park. Ca. 0.5 mi N of the park boundary along the service road into Terminal Geyser, ca. 0.6 mi ENE of Little Willow Lake. On the roadway.
1767
Comment
CHSC58198
Galium aparine
Vernon H. Oswald; Lowell Ahart
1992-6-22
5009
Plumas
Lassen Volcanic National Park. Willow Lake-Terminal Geyser Trail just W of Hot Springs Creek.
1658
Comment
CHSC58200
Veronica scutellata
Vernon H. Oswald; Lowell Ahart
1992-6-22
5028
Plumas
Lassen Volcanic National Park. Small corner of park property on the S side of Warner Valley Rd. between Lee and Kelly camps.
1597
Comment
CHSC58201
Carex limosa
Vernon H. Oswald; Lowell Ahart
1992-6-22
5025
Plumas
Lassen Volcanic National Park. Small corner of park property on the S side of Warner Valley Rd. between Lee and Kelly Camps.
1597
Comment
CHSC58202
Eleocharis suksdorfiana
Vernon H. Oswald; Lowell Ahart
1992-6-22
5026
Plumas
Lassen Volcanic National Park. Small corner of park property on the S side of Warner Valley Rd. between Lee and Kelly camps.
1597
Comment
CHSC58203
Sisyrinchium idahoense
Vernon H. Oswald; Lowell Ahart
1992-6-22
5030
Plumas
Small corner of property on the S side of Warner Valley Rd. between Lee and Kelly camps.
1627
Comment
CHSC58204
Streptopus amplexifolius var. americanus
Vernon H. Oswald; Lowell Ahart
1992-6-22
5024
Plumas
Small corner of Lassen Volcanic National Park property on the S side of Warner Valley Rd. between Lee and Kelly camps.
1597
Comment
CHSC58205
Listera convallarioides
Vernon H. Oswald; Lowell Ahart
1992-6-22
5031
Plumas
Small corner of park property located along Warner Valley Rd. between Lee and Kelly camps. Lassen Volcanic National Park.
1597
Comment
CHSC58206
Deschampsia danthonioides
Vernon H. Oswald; Lowell Ahart
1992-6-22
5006
Plumas
Lassen Volcanic National Park. Willow Lake-Terminal Geyser Trail just inside the park boundary. On the margin of a meadow at the head of Willow Lake.
1658
Comment
CHSC58207
Lolium perenne
Vernon H. Oswald; Lowell Ahart
1992-6-22
5023
Plumas
Lassen Volcanic National Park. Leveled drilling platform surrounding the well-head at Terminal Geyser.
1767
Comment
CHSC58208
Melica subulata
Vernon H. Oswald; Lowell Ahart
1992-6-22
5015
Plumas
Lassen Volcanic National Park. Service road between the S park boundary and Terminal Geyser, ca. 0.3 mi E of Little Willow Lake. Along the edge of the road.
1767
Comment
CHSC58209
Poa cusickii subsp. epilis
Vernon H. Oswald; Lowell Ahart
1992-6-22
5022
Plumas
Lassen Volcanic National Park. Along the service road ca. 0.1 mi S of Terminal Geyser.
1767
Comment
CHSC58483
Asclepias speciosa
Vernon H. Oswald; Lowell Ahart
1992-7-6
5066
Plumas
Lassen Volcanic Park. On Kelly Mtn. ca. 0.6 mi WSW of the end of Kelly Mtn. Rd. (Forest Rd. 29N75).
1770
Comment
CHSC58484
Antennaria media
Vernon H. Oswald; Lowell Ahart
1992-7-9
5094
Plumas
Lassen Volcanic National Park. A series of three ponds and vernally wet depressions bordering the SW side of the road into Juniper Lake, on the border of Lassen and Plumas counties.
2078
Comment
CHSC58486
Erigeron lassenianus var. lassenianus
Vernon H. Oswald
1992-7-3
5061
Plumas
Lassen Volcanic Park. Eastern-most of three depressions and ponds on the SW side of Juniper Lake Rd. at the Lassen-Plumas county line.
2072
Comment
CHSC58487
Ageratina occidentalis
Vernon H. Oswald; Lowell Ahart
1992-7-6
5069
Plumas
Lassen Volcanic Park. On Kelly Mtn ca. 0.5 mi WSW of the end of Kelly Mtn. Rd. (Forest Rd. 29N75).
1792
Comment
CHSC58495
Cuscuta californica var. californica
Vernon H. Oswald; Lowell Ahart
1992-7-6
5063
Plumas
On Kelly Mtn. ca. 0.3 mi SW of the end of Kelly Mtn. Rd. (Forest Rd. 29N75).
1813
Comment
CHSC58496
Vaccinium cespitosum
Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway
1992-7-1
5042
Plumas
Grass Lake located just W of Lakes Basin Campground, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519).
1926
Comment
CHSC58497
Trifolium microcephalum
Vernon H. Oswald; Lowell Ahart
1992-7-6
5071
Plumas
Lassen Volcanic Park. On Kelly Mtn. ca . 0.4 mi WNW of the end of Kelly Mtn. Rd. (Forest Rd. 29N75). Along a streamlet in a steep-sided ravine, draining eastward into Hot Springs Creek.
1752
Comment
CHSC58498
Trifolium variegatum var. geminiflorum
Vernon H. Oswald; Lowell Ahart
1992-7-6
5073
Plumas
Lassen Volcanic National Park. On Kelly Mtn. 0.4 mi WNW of the end of Kelly Mtn. Rd. (Forest Rd. 29N75).
1752
Comment
CHSC58501
Phacelia hydrophylloides
Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway, Joa
1992-7-1
5046
Plumas
Near the entrance of Lakes Basin Campground, ca. 5 mi (air) SSW of Graegle via Gold Lake Forest Hwy. (County Rd. 519).
1926
Comment
CHSC58502
Monardella odoratissima subsp. pallida
Vernon H. Oswald; Lowell Ahart
1992-7-6
5072
Plumas
Lassen Volcanic National Park. On Kelly Mtn. ca. 0.4 mi WNW of the end of Kelly Mtn. Rd. (Forest Rd. 29N75).
1752
Comment
CHSC58508
Pyrola asarifolia subsp. asarifolia
Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway
1992-7-1
5043
Plumas
Grass Lake located just W of Lakes Basin Campground, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519).
1926
Comment
CHSC58509
Pyrola asarifolia subsp. asarifolia
Vernon H. Oswald; Lowell Ahart
1992-7-6
5075
Plumas
Lassen Volcanic Park. E side of Little Willow Lake, near the S boundary of the park.
1834
Comment
CHSC58510
Montia fontana subsp. chondrosperma
Vernon H. Oswald; Lowell Ahart
1992-7-6
5062
Plumas
On Kelly Mtn. ca. 0.2 mi SW of the end of Kelly Mtn. Rd. (Forest Rd. 29N75). In wet soil bordering a shallow, boggy meadow-like opening along a drainage in forest.
1804
Comment
CHSC58512
Comarum palustre
Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway
1992-7-1
5035
Plumas
Grass Lake located just W of Lakes Basin Campground, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519). On the margin of the lake.
1926
Comment
CHSC58513
Galium bolanderi
Vernon Oswald; Lowell Ahart
1992-7-6
5070
Plumas
Lassen Volcanic National Park. On Kelly Mtn. Ca. 0.5 mi WSW of the end of Kelly Mtn. Rd. (Forest Rd. 29N75).
1792
Comment
CHSC58516
Salix eastwoodiae
Vernon H. Oswald; L. Ahart, L. Hanson, L. Janeway, J. Reynolds
1992-7-1
5034
Plumas
Grass Lake located just W of Lakes Basin Campground, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519).
1926
Comment
CHSC58517
Pectiantia breweri
Vernon H. Oswald; L. Ahart, L. Hanson, L. Janeway, J. Reynolds
1992-7-1
5044 b
Plumas
Near the entrance gate to Elwell Lodge at the S end of Lakes Basin Campground, S margin of Grass Lake, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519).
1926
Comment
CHSC58520
Penstemon heterodoxus var. shastensis
Vernon H. Oswald; Lowell Ahart
1992-7-9
5097
Plumas
Lassen Volcanic National Park. A series of three ponds and vernally wet depressions bordering the SW side of the road into Juniper Lake, on the border of Lassen and Plumas counties.
2078
Comment
CHSC58522
Carex athrostachya
Vernon H. Oswald; Lowell Ahart
1992-7-9
5098
Plumas
Lassen Volcanic National Park. A series of three ponds and vernally wet depressions bordering the SW side of the road into Juniper Lake, on the border of Lassen and Plumas counties.
2078
Comment
CHSC58525
Carex lasiocarpa
Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway
1992-7-1
5033
Plumas
Grass Lake located just W of Lakes Basin Hwy. (County Rd. 519).
1926
Comment
CHSC58526
Carex lenticularis var. lipocarpa
Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway
1992-7-1
5041
Plumas
Grass Lake located just W of Lakes Basin Campground, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519).
1926
Comment
CHSC58527
Carex lenticularis var. lipocarpa
Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway
1992-7-1
5040
Plumas
Grass Lake located just W of Lakes Basin Campground, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519).
1926
Comment
CHSC58529
Dulichium arundinaceum
Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway
1992-7-1
5037
Plumas
Grass Lake located just W of Lakes Basin Campground, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519).
1926
Comment
CHSC58531
Schoenoplectus subterminalis
Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway
1992-7-1
5036
Plumas
Grass Lake located just W of Lakes Basin Campground, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519). At the W end of the boggy lake.
1926
Comment
CHSC58533
Juncus mertensianus
Vernon H. Oswald; Lowell Ahart
1992-7-9
5095
Plumas
Lassen Volcanic Park. A series of three ponds and vernally wet depressions bordering the SW side of the road into Juniper Lake, on the border of Lassen and Plumas counties. At the edge of the woods bordering the S side of the deeper (middle) pond.
2078
Comment
CHSC58534
Juncus nevadensis
Vernon H. Oswald; Lowell Ahart
1992-7-6
5065
Plumas
Lassen Volcanic Park. On Kelly Mtn. ca. 0.6 mi WSW of the end of Kelly Mtn. Rd. (Forest Rd. 29N75). In a meadow.
1770
Comment
CHSC58536
Listera convallarioides
Vernon H. Oswald; L. Ahart, L. Hanson, L. Janeway, J. Reynolds
1992-7-1
5044 a
Plumas
Near the entrance gate to Elwell Lodge at the S end of Lakes Basin Campground, S margin of Grass Lake, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519).
1926
Comment
CHSC58538
Glyceria borealis
Vernon H. Oswald; Lowell Ahart
1992-7-6
5074
Plumas
Lassen Volcanic Park. W side of Little Willow Lake, near the S boundary of the park.
1834
Comment
CHSC58540
Achnatherum lemmonii
Vernon H. Oswald; Lowell Ahart
1992-7-6
5064
Plumas
On Kelly Mtn. Ca. 0.3 mi SW of the end of Kelly Mtn. Rd. (Forest Rd. 29N75). Lassen Volcanic National Park.
1813
Comment
CHSC58541
Torreyochloa pallida var. pauciflora
Vernon H. Oswald; Lowell Ahart
1992-7-6
5068
Plumas
Lassen Volcanic Park. On Kelly Mtn. ca. 0.5 mi WSW of the end of Kelly Mtn. Rd. (Forest Rd. 29N75). On the edge of a meadow surrounding an unmapped pond.
1780
Comment
CHSC58542
Trisetum spicatum
Vernon H. Oswald; Lowell Ahart
1992-7-9
5096
Plumas
Lassen Volcanic Park. A series of three ponds bordering the SW side of the road into Juniper Lake, on the border of Lassen and Plumas counties. Bordering the S side of the middle pond.
2078
Comment
CHSC58543
Sparganium natans
Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway
1992-7-1
5038
Plumas
Grass Lake located just W of Lakes Basin Campground, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519). At the W end of the lake.
1926
Comment
CHSC58838
Boechera pinetorum
Vernon H. Oswald; L. Ahart, L. Hanson, L. Janeway, J. Reynolds
1992-7-1
5045
Plumas
Near the entrance of Lakes Basin Campground, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519).
1926
Comment
CHSC58856
Carex canescens
Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway
1992-7-1
5039
Plumas
Grass Lake located just W of Lakes Basin Campground, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519).
1926
Comment
CHSC59075
Artemisia arbuscula subsp. arbuscula
V. H. Oswald; D. Showers, M. A. Showers
1992-8-23
5176
Plumas
Lassen Volcanic National Park. S side of Hot Springs Creek, ca. 1 mi downstream from the level of Warner Valley Ranger Station, S of Drakesbad.
1645
Comment
CHSC59080
Packera pauciflora
Vernon H. Oswald
1992-8-10
5150
Plumas
Lassen Volcanic National Park. Small corner of park on the SW side of Warner Valley Rd. between Lee and Kelly camps, on the W boundary line, near the SW corner. Meadow.
1597
Comment
CHSC59087
Gentiana newberryi var. tiogana
Vernon H. Oswald
1992-8-10
5151
Plumas
Lassen Volcanic National Park. Small corner of park on the SW side of Warner Valley Rd. between Lee and Kelly camps, near the S boundary.
1597
Comment
CHSC59092
Epilobium luteum
Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Tyleasi Martin
1992-8-20
5172
Plumas
Forest Rd. 23N10 between the junction of 22N19 and Hopkins Creek, ca. 2.25 mi (air) ESE of Pilot Pk., ca. 9 mi (air) NE of La Porte. On the bed of a streamlet.
1706
Comment
CHSC59099
Linaria vulgaris
Vernon H. Oswald; Lowell Ahart, Loren Gehrung, Linnea Hanson, Tyleas
1992-8-20
5169
Plumas
Quincy-La Porte Rd. on the N edge of La Porte.
1514
Comment
CHSC59102
Lemna trisulca
V. H. Oswald; D. Showers, M. A. Showers
1992-8-23
5175
Plumas
Lassen Volcanic National Park. Small corner of the park on the SW side of Warner Valley Rd. between Lee and Kelly camps. In a ditch in a meadow, near the EW boundary line of the park.
1595
Comment
CHSC59103
Goodyera oblongifolia
Vernon H. Oswald
1992-8-10
5153
Plumas
Small corner of Lassen Volcanic National Park on the SW side of Warner Valley Rd. between Lee and Kelly camps.
1597
Comment
CHSC59125
Pellaea brachyptera
Vernon H. Oswald
1992-8-10
5154
Plumas
Slope on the uphill side of Warner Valley Rd. at the Ranger Station, ca. 1.5 mi E of Drakesbad, Lassen Volcanic National Park.
1706
Comment
CHSC59126
Cicuta douglasii
Vernon H. Oswald
1992-8-10
5155
Plumas
Lassen Volcanic National Park. Small corner of park on the SW side of Warner Valley Rd. between Lee and Kelly camps.
1597
Comment
CHSC59134
Senecio hydrophilus
V. H. Oswald; D. Showers, M. A. Showers
1992-8-23
5174
Plumas
Lassen Volcanic National Park. Small corner of the park on the SW side of Warner Valley Rd. between Lee and Kelly camps. In a meadow, probably just S of the EW boundary line.
1595
Comment
CHSC59139
Symphyotrichum frondosum
Vernon H. Oswald
1992-8-10
5152
Plumas
Lassen Volcanic National Park. Small corner of park on the SW side of Warner Valley Rd. between Lee and Kelly camps, near the S boundary. In a ditch in a meadow.
1597
Comment
CHSC59144
Keckiella lemmonii
Vernon H. Oswald; Lowell Ahart, Loren Gehrung, Linnea Hanson, Tyleas
1992-8-20
5173
Plumas
Forest Rd. 23N10 between the junction of 22N19 and Hopkins Creek, ca. 2.25 mi (air)ESE of Pilot Pk., ca. 9 mi (air) NE of La Porte.
1706
Comment
CHSC59155
Glyceria borealis
Vernon H. Oswald; Lowell Ahart
1992-7-6
5067
Plumas
Lassen Volcanic Park. On Kelly Mtn. ca. 0.5 mi WSW of the end of Kelly Mtn. Rd. (Forest Rd. 29N75). On the edge of a meadow surrounding an unmapped pond.
1780
Comment
CHSC59157
Muhlenbergia andina
Vernon H. Oswald
1992-8-10
5149
Plumas
Lassen Volcanic National Park. Small corner of park on the SW side of Warner Valley Rd. between Lee and Kelly camps. In meadow.
1597
Comment
CHSC59162
Adiantum aleuticum
Vernon H. Oswald; Lowell Ahart
1992-9-15
5209
Plumas
Bonte Peak located E of Mt. Harkness and Juniper Lake. Lassen Volcanic National Park.
2164
Comment
CHSC59163
Cryptogramma cascadensis
Vernon H. Oswald; Lowell Ahart
1992-9-15
5210
Plumas
Bonte Peak located E of Mt. Harkness and Juniper Lake. Lassen Volcanic National Park.
2164
Comment
CHSC59164
Polystichum scopulinum
Vernon Oswald; Lowell Ahart
1992-9-15
5212
Plumas
Bonte Peak located E of Mt. Harkness and Juniper Lake. Lassen Volcanic National Park.
2164
Comment
CHSC59165
Woodsia scopulina
Vernon H. Oswald; Lowell Ahart
1992-9-15
5208
Plumas
Bonte Peak located E of Mt. Harkness and Juniper Lake. Lassen Volcanic National Park.
2164
Comment
CHSC59173
Cardamine bellidifolia var. pachyphylla
Vernon H. Oswald; Lowell Ahart
1992-9-15
5211
Plumas
Lassen Volcanic National Park. Bonte Peak located E of Mt. Harkness and Juniper Lake. On the north slope of the mountain.
2164
Comment
CHSC59184
Epilobium obcordatum
Vernon H. Oswald; Lowell Ahart
1992-9-15
5213
Plumas
Lassen Volcanic National Park. Bonte Peak located E of Mt. Harkness and Juniper Lake. On the north slope of the mountain.
2164
Comment
CHSC59193
Chrysolepis sempervirens
Vernon H. Oswald; Lowell Ahart
1992-9-15
5207
Plumas
Lassen Volcanic National Park. Bonte Peak located E of Mt. Harkness and Juniper Lake. On the north side of the mountain.
2164
Comment
CHSC60882
Alyssum minus subsp. micranthum
Vernon H. Oswald
1993-6-17
5551
Plumas
Trail along the N shore of Willow Lake, at an old camping site ca. 0.3 mi SE of the gate in fence marking the S boundary of Lassen Volcanic National Park.
1656
Comment
CHSC60883
Capsella bursa-pastoris
Vernon H. Oswald
1993-6-17
5553
Plumas
Trail along the N shore of Willow Lake, at an old camping site ca. 0.3 mi SE of the gate in fence marking the S boundary of Lassen Volcanic National Park.
1656
Comment
CHSC60889
Stellaria media
Vernon H. Oswald
1993-6-17
5552
Plumas
Trail along the N shore of Willow Lake, at an old camping site ca. 0.3 mi SE of the gate in fence marking the S boundary of Lassen Volcanic National Park.
1656
Comment
CHSC60901
Ribes cereum var. cereum
Vernon H. Oswald
1993-7-1
5629
Plumas
Lassen Volcanic National Park. Ridge on the S side of Bonte Pk., just S of the summit.
2316
Comment
CHSC60902
Ribes montigenum
Vernon H. Oswald
1993-7-1
5630
Plumas
Lassen Volcanic National Park. Creek on the E side of Juniper Lake Rd., ca. 1.0 mi N of the Park boundary. Twigs from a shrub ca. 8 dm tall growing among rocks on the E bank of the creek.
2029
Comment
CHSC60904
Phacelia hydrophylloides
Vernon H. Oswald
1993-7-1
5628
Plumas
Lassen Volcanic National Park. Ridge on the S side of Bonte Pk., ca. 0.2 mi S of the summit.
2255
Comment
CHSC60916
Calyptridium monospermum
Vernon H. Oswald
1993-6-17
5550
Plumas
Lassen Volcanic National Park. N side of Hot Springs Creek between the Warner Valley Ranger Station and the S boundary of the park. Scattered plants on an open slope.
1621
Comment
CHSC60918
Ranunculus populago
Vernon H. Oswald
1993-6-17
5549
Plumas
Lassen Volcanic National Park. Small corner of the park on the SW side of Warner Valley Rd. between Lee and Kelly camps. Bordering a large meadow.
1597
Comment
CHSC60919
Galium bifolium
Vernon Oswald
1993-7-1
5627
Plumas
Lassen Volcanic National Park. West slope of Bonte Pk., ca. 0.4 mi SW of the summit.
2133
Comment
CHSC61017
Botrychium simplex var. compositum
Vernon H. Oswald; Lowell Ahart
1993-8-3
5768
Plumas
Unnamed lake ca. 0.25 mi E of Hwy Meadow, on the S edge of the Caribou Wilderness near the N end of 30N25, ca. 9 mi (air) N of Lake Almanor.
1926
Comment
CHSC61044
Cuscuta californica var. breviflora
Vernon H. Oswald; Lowell Ahart
1993-8-3
5762
Plumas
Hay Meadow located at the N end of 30N25 on the S edge of the Caribou Wilderness, ca. 9 mi (air) N of Lake Almanor.
1950
Comment
CHSC61049
Utricularia intermedia
Vernon H. Oswald; Lowell Ahart
1993-8-3
5767
Plumas
Unnamed lake ca. 0.25 mi E of Hay Meadow, on the S edge of the Caribou Wilderness near the N end of 30N25, ca. 9 mi (air) N of Lake Almanor.
1926
Comment
CHSC61051
Menyanthes trifoliata
Vernon H. Oswald; Lowell Ahart
1993-8-3
5759
Plumas
Hay Meadow located at the N end of 30N25 on the S edge of the Caribou Wilderness, ca. 9 mi (air) N of Lake Almanor. Locally abundant in water to ca. 3 dm deep in the SE corner of the meadow.
1950
Comment
CHSC61059
Micranthes oregana
Vernon H. Oswald; Lowell Ahart
1993-8-3
5763
Plumas
Unnamed lake ca. 0.25 mi E of Hay Meadow, on the S edge of the Caribou Wilderness near the N end of 30N25, ca. 9 mi (air) N of Lake Almanor.
1926
Comment
CHSC61061
Pedicularis attollens
Vernon H. Oswald; Lowell Ahart
1993-8-3
5765
Plumas
Unnamed lake ca. 0.25 mi E of Hay Meadow, on the S edge of the Caribou Wilderness near the N end of 30N25, ca. 9 mi (air) N of Lake Almanor. Common on the N side of the lake.
1926
Comment
CHSC61067
Carex lasiocarpa
Vernon H. Oswald; Lowell Ahart
1993-8-3
5758
Plumas
Hay Meadow located at the N end of 30N25 on the S edge of the Caribou Wilderness, ca. 9 mi (air) N of Lake Almanor. In the SE corner of the meadow.
1950
Comment
CHSC61069
Dulichium arundinaceum
Vernon H. Oswald; Lowell Ahart
1993-8-3
5760
Plumas
Hay Meadow located at the N end of 30N25 on the S edge of the Caribou Wilderness, ca. 9 mi (air) N of Lake Almanor. In the SE corner of the meadow.
1950
Comment
CHSC61070
Schoenoplectus acutus var. occidentalis
Vernon H. Oswald; Lowell Ahart
1993-8-3
5762
Plumas
Unnamed lake ca. 0.25 mi E of Hay Meadow, near the N end of 30N25 on the S edge of the Caribou Wilderness, ca. 9 mi (air) N of Lake Almanor.
1926
Comment
CHSC61071
Schoenoplectus subterminalis
Vernon H. Oswald
1993-8-3
5766
Plumas
Unnamed lake ca. 0.25 mi E of Hay Meadow, on the S edge of the Caribou Wilderness near the N end of 30N25, ca. 9 mi (air) N of Lake Almanor. On the W side of the lake.
1926
Comment
CHSC61073
Platanthera leucostachys
Vernon H. Oswald; Lowell Ahart
1993-8-3
5764
Plumas
Unnamed lake ca. 0.25 mi E of Hay Meadow, on the S edge of the Caribou Wilderness near the N end of 30N25, ca. 9 mi (air) N of Lake Almanor.
1926
Comment
CHSC61381
Botrychium simplex var. compositum
Vernon H. Oswald; Lowell Ahart
1993-8-11
5786
Plumas
Lassen Volcanic National Park. Little Willow Lake located on the S edge of Lassen Volcanic National Park.
1839
Comment
CHSC61388
Schoenoplectus acutus var. occidentalis
Vernon H. Oswald; Lowell Ahart
1993-8-11
5788
Plumas
Lassen Volcanic National Park. Little Willow Lake located on the S edge of Lassen Volcanic National Park. Marshy E half of the lake.
1839
Comment
CHSC61397
Arnica discoidea
Vernon H. Oswald; Lowell Ahart
1993-8-11
5781
Plumas
Domingo Lake located ca. 0.5 mi S of Willow Lake, ca. 1 mi S of Lassen Park.
1767
Comment
CHSC61414
Brasenia schreberi
Vernon H. Oswald; Lowell Ahart
1993-8-11
5782
Plumas
Domingo Lake located ca. 0.5 mi S of Willow Lake, ca. 1 mi S of Lassen Volcanic National Park.
1767
Comment
CHSC61444
Schoenoplectus acutus var. occidentalis
Vernon H. Oswald; Lowell Ahart
1993-8-11
5785
Plumas
Domingo Lake located ca. 0.5 mi S of Willow Lake, ca. 1 mi S of Lassen Volcanic National Park.
1767
Comment
CHSC61453
Potamogeton natans
Vernon H. Oswald; Lowell Ahart
1993-8-11
5783
Plumas
Domingo Lake located ca. 0.5 mi S of Willow Lake, ca. 1 mi S of Lassen Volcanic National Park. Along the edge of the lake.
1767
Comment
CHSC61454
Potamogeton pusillus var. tenuissimus
Vernon H. Oswald; Lowell Ahart
1993-8-11
5784
Plumas
Domingo Lake located ca. 0.5 mi S of Willow Lake, ca. 1 mi S of Lassen Volcanic National Park. Along the edge of the lake.
1767
Comment
CHSC61658
Chamerion angustifolium subsp. circumvagum
Vernon H. Oswald; Lowell Ahart
1993-8-25
5863
Plumas
North Arm of Rice Creek SE of Twin Mdws., ca. 0.2 mi upstream from the S boundary of the park at the downstream end of a series of falls and cascades. On a cliff on the E side of the creek.
1987
Comment
CHSC61667
Orthilia secunda
Vernon H. Oswald; Lowell Ahart
1993-8-25
5855
Plumas
Ridge Lake located ca. 1 mi ESE of Spencer Mdw., ca. 0.6 mi S of Lassen Park.
1978
Comment
CHSC61668
Ranunculus alismifolius var. alismellus
Vernon H. Oswald; Lowell Ahart
1993-8-25
5869
Plumas
Lassen Volcanic National Park. North Arm of Rice Creek SE of Twin Mdws., ca. 0.3 mi upstream from the S boundary of the park. In forest on the E side of the creek, between the cascades and Twin Mdws.
2049
Comment
CHSC61677
Erythranthe tilingii
Vernon H. Oswald
1993-8-25
5858
Plumas
Lassen Volcanic National Park. North Arm of Rice Creek SE of Twin Mdws., just upstream from the S boundary of the park.
1987
Comment
CHSC61679
Penstemon heterodoxus var. shastensis
Vernon H. Oswald
1993-8-25
5875
Plumas
Lassen Volcanic National Park. W side of the S unit of Twin Meadows, ca. 0.5 mi N of the S boundary of the park.
2057
Comment
CHSC61682
Veronica wormskjoldii
Vernon H. Oswald; Lowell Ahart
1993-8-25
5856
Plumas
Lassen Volcanic National Park. North Arm of Rice Creek SE of Twin Mdws., just upstream from the S boundary of the park.
1987
Comment
CHSC61683
Arceuthobium americanum
Vernon H. Oswald; Lowell Ahart
1993-8-25
5867
Plumas
Lassen Volcanic National Park. North arm of Rice Creek SE of Twin Mdws., ca. 0.2 mi upstream from the S boundary of the park at the downstream end of a series of falls and cascades. On top of low cliffs on the E side of the creek.
1987
Comment
CHSC61695
Sparganium angustifolium
Vernon H. Oswald; Lowell Ahart
1993-8-25
5854
Plumas
Ridge Lake located ca. 1 mi ESE of Spencer Mdw., ca. 0.6 mi S of Lassen Park. SE arm of the lake.
1978
Comment
CHSC61701
Thalictrum fendleri var. fendleri
Vernon H. Oswald; Lowell Ahart
1993-8-25
5860
Plumas
Lassen Volcanic National Park. North Arm of Rice Creek SE of Twin Mdws, ca. 0.1 mi upstream from the S boundary of the park. On the W side of the creek.
1987
Comment
CHSC61704
Sibbaldia procumbens
Vernon H. Oswald; Lowell Ahart
1993-8-25
5870
Plumas
Lassen Volcanic National Park. North Arm of Rice Creek near the N end of the S unit of Twin Meadows, ca. 0.5 mi N of the S boundary of the park. Along the edge of the creek.
2057
Comment
CHSC61706
Salix jepsonii
Vernon H. Oswald; Lowell Ahart
1993-8-25
5862
Plumas
North Arm of Rice Creek SE of Twin MDws., ca. 0.2 mi upstream from the S boundary of Lassen Volcanic Park.
1987
Comment
CHSC61708
Pectiantia pentandra
Vernon H. Oswald; Lowell Ahart
1993-8-25
5868
Plumas
Lassen Volcanic National Park. North Arm of Rice Creek SE of Twin Mdws., ca. 0.2 mi upstream from the S boundary of the park at the dowstream end of a series of falls and cascades.
1987
Comment
CHSC61710
Micranthes bryophora
Vernon H. Oswald; Lowell Ahart
1993-8-25
5861
Plumas
Lassen Volcanic National Park. North Arm of Rice Creek SE of Twin Meadows, ca. 0.1 mi upstream from the S boundary of the park.
1987
Comment
CHSC61716
Boechera howellii
Vernon H. Oswald; Lowell Ahart
1993-8-25
5876
Plumas
Lassen Volcanic National Park. W side of the S unit of Twin Meadows, ca. 0.5 mi N of the S boundary of the park.
2057
Comment
CHSC61719
Lonicera involucrata var. involucrata
Vernon H. Oswald; Lowell Ahart
1993-8-25
5864
Plumas
Lassen Volcanic National Park. North Arm of Rice Creek SE of Twin Mdws., ca. 0.2 mi upstream from the S boundary of the park at the downstream end of a series of falls and cascades.
1987
Comment
CHSC61726
Silene invisa
Vernon H. Oswald; Lowell Ahart
1993-8-25
5872
Plumas
Lassen Volcanic National Park. S end of the arm of the North Fork of Rice Creek draining the N unit of Twin Meadows, ca. 0.5 mi N of the S boundary of the park. Along the creek.
2057
Comment
CHSC61727
Cuscuta californica var. breviflora
Vernon H. Oswald; Lowell Ahart
1993-8-25
5874
Plumas
Lassen Volcanic National Park. W side of the North Fork of Rice Creek in the S unit of Twin Meadows, ca. 0.5 mi N of the S boundary of the park.
2057
Comment
CHSC61728
Corydalis caseana subsp. caseana
Vernon H. Oswald; Lowell Ahart
1993-8-25
5873
Plumas
Lassen Volcanic National Park. S end of the arm of the North Fork of Rice Creek draining the N unit of Twin Meadows. 0.5 mi N of the S boundary of the park.
2057
Comment
CHSC61735
Nemophila spatulata
Vernon H. Oswald; Lowell Ahart
1993-8-25
5866
Plumas
Lassen Volcanic National Park. North Arm of Rice Creek SE of Twin Mdws., ca. 0.2 mi upstream from the S boundary of the park at the downstream end of a series of falls and cascades. Growing in drying soil along the edge of a wet, springy flat on top of low cliffs on the E side of the creek.
1987
Comment
CHSC61759
Antennaria rosea subsp. confinis
Vernon H. Oswald; Lowell Ahart
1993-8-25
5871
Plumas
Lassen Volcanic National Park. Between the N and S units of Twin Meadows, ca. 0.5 mi N of the S boundary of the park.
2057
Comment
CHSC61761
Arnica mollis
Vernon H. Oswald; Lowell Ahart
1993-8-25
5859
Plumas
Lassen Volcanic National Park. North Arm of Rice Creek SE of Twin Mdws., just upstream from the S boundary of the park.
1987
Comment
CHSC61770
Hieracium gracile
Vernon H. Oswald; Lowell Ahart
1993-8-25
5857
Plumas
Lassen Volcanic National Park. North Arm of Rice Creek SE of Twin Mdws., just upstream from the S boundary of the park.
1987
Comment
CHSC63385
Cynoglossum occidentale
Vernon H. Oswald
1994-6-8
6264
Plumas
W side of lake at Cameron Meadows, ca. 0.5 mi S of Fleischmann Lake, ca. 6 mi NNW of Chester. Woods on the W side of the lake near its outlet.
1621
Comment
CHSC63432
Allium parvum
Vernon H. Oswald
1994-6-8
6263
Plumas
E side of Juniper Lake Rd. just S of the boundary of Lassen Volcanic National Park, N of Chester.
1973
Comment
CHSC63695
Bidens cernua var. cernua
Vernon H. Oswald
1994-9-6
6473
Plumas
Last Chance Marsh near the head of the meadow on the N side of the Hwy. 36 Causeway at Lake Almanor.
1373
Comment
CHSC63699
Plagiobothrys mollis var. mollis
Vernon H. Oswald
1994-9-6
6475
Plumas
Last Chance Marsh near the head of the meadow on the N side of the Hwy. 36 Causeway at Lake Almanor.
1373
Comment
CHSC63704
Lycopus uniflorus
Vernon H. Oswald
1994-9-6
6474
Plumas
Last Chance Marsh near the head of the meadow on the N side of the Hwy. 36 Causeway at Lake Almanor.
1373
Comment
CHSC63705
Utricularia intermedia
Vernon H. Oswald
1994-9-6
6478
Plumas
Last Chance Marsh near the head of the meadow on the N side of the Hwy. 36 Causeway at Lake Almanor.
1373
Comment
CHSC63706
Utricularia minor
Vernon H. Oswald
1994-9-6
6477
Plumas
Last Chance Marsh near the head of the meadow on the N side of the Hwy. 36 Causeway at Lake Almanor.
1373
Comment
CHSC63719
Rumex fueginus
Vernon H. Oswald
1994-9-6
6472
Plumas
Last Chance Marsh near the head of the meadow on the N side of Hwy. 36 Causeway at Lake Almanor.
1373
Comment
CHSC63725
Sagittaria rigida
Vernon H. Oswald
1994-9-6
6476
Plumas
Last Chance Marsh near the head of the meadow on the N side of the Hwy. 36 Causeway at Lake Almanor.
1373
Comment
CHSC64827
Madia gracilis
Vernon H. Oswald
1995-6-24
6905
Plumas
High Cascade Range. Hwy. 36 at the w end of the causeway over Lake Almanor, just e of Chester.
1371
Comment
CHSC64828
Cerastium fontanum subsp. vulgare
Vernon H. Oswald
1995-6-24
6912
Plumas
High Cascade Range. Unnamed creek crossing the road to Last Chance Campground (FS 28N11), 2.5 mi (odometer) n of Hwy. 36. Streamside meadow on the e side of the road.
1371
Comment
CHSC64829
Stellaria longipes var. longipes
Vernon H. Oswald
1995-6-24
6914
Plumas
High Cascade Range. Unnamed creek crossing the road to Last Chance Campground (FS 28N11), 2.5 mi (odometer) n of Hwy. 36. In a streamside meadow on the e side of the road.
1371
Comment
CHSC64830
Claytonia rubra subsp. rubra
Vernon H. Oswald
1995-6-24
6906
Plumas
E edge of Last Chance Marsh at the n end of Lake Almanor, paralleled by the road to Last Chance Campground (FS 28N11), 2.0 mi (odometer) n of Hwy. 36. Locally abundant in wet gravel near the road.
1371
Comment
CHSC64831
Montia chamissoi
Vernon H. Oswald
1995-6-24
6909
Plumas
E edge of Last Chance Marsh at the n end of Lake Almanor, paralleled by the road to Last Chance Campground (FS 28N11), 2.0 mi (odometer) n of Hwy. 36.
1371
Comment
CHSC64832
Ceanothus velutinus var. velutinus
Vernon H. Oswald
1995-6-24
6904
Plumas
Hwy. 36 at the w end of the causeway over Lake Almanor, just e of Chester.
1371
Comment
CHSC64833
Veronica americana
Vernon H. Oswald
1995-6-24
6908
Plumas
E edge of Last Chance Marsh at the n end of Lake Almanor, paralleled by the road to Last Chance Campground (FS 28N11), 2.0 mi (odometer) n of Hwy. 36.
1371
Comment
CHSC64834
Veronica serpyllifolia subsp. humifusa
Vernon H. Oswald
1995-6-24
6907
Plumas
E edge of Last Chance Marsh at the n end of Lake Almanor, paralleled by the road to Last Chance Campground (FS 28N11), 2.0 mi (odometer) n of Hwy. 36.
1371
Comment
CHSC64835
Chamaesaracha nana
Vernon H. Oswald
1995-6-24
6915
Plumas
High Cascade Range. Unnamed creek crossing the road to Last Chance Campground (FS 28N11), 2.5 mi (odometer) n of Hwy. 36. Roadside bank on the edge of a meadow on the e side of the road.
1371
Comment
CHSC64844
Hypericum anagalloides
Vernon H. Oswald
1995-6-24
6913
Plumas
High Cascade Range. Unnamed creek crossing the road to Last Chance Campground (FS 28N11), 2.5 mi (odometer) n of Hwy. 36. Forming localized colonies in drier places in a streamside meadow on the e side of the road.
1371
Comment
CHSC64856
Urtica dioica subsp. holosericea
Vernon H. Oswald
1995-6-24
6911
Plumas
E edge of Last Chance Marsh at the n end of Lake Almanor, paralleled by the road to last Chance Campground (FS 28N11), 2.0 mi (odometer) n of Hwy. 36. Growing in localized colonies in gravelly soil along the road.
1371
Comment
CHSC64857
Anthoxanthum odoratum
Vernon H. Oswald
1995-6-24
6910
Plumas
E edge of Last Chance Marsh at the n end of Lake Almanor, paralled by the road to Last Chance Campground (FS 28N11), 2.0 mi (odometer) n of Hwy. 36.
1371
Comment
CHSC65006
Salix eastwoodiae
Vernon H. Oswald
1991-7-17
4751
Plumas
Little Willow Lake located near the south boundary of the park, ca. 2.5 miles (air) south-southeast of Drakesbad.
1828
Comment Read comments May 10 2012
CHSC65008
Salix eastwoodiae
Vernon H. Oswald
1991-8-5
4803
Plumas
Little Willow Lake located near the south boundary of the park, ca. 2.5 miles (air) south-southeast of Drakesbad.
1844
Comment
CHSC65086
Sanicula tuberosa
Vernon H. Oswald; Lowell Ahart
1995-7-24
7115
Plumas
High Cascade Range. N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10.
1920
Comment
CHSC65092
Senecio aronicoides
Vernon H. Oswald; Lowell Ahart
1995-7-24
7116
Plumas
High Cascade Range. N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10.
1920
Comment
CHSC65095
Lonicera conjugialis
Vernon H. Oswald; Lowell Ahart
1995-7-24
7103
Plumas
Caribou Wilderness N of Chester, at the SW end of Indian Mdw. On the trail from Hay Mdw. To Beauty Lake.
1950
Comment
CHSC65096
Sambucus racemosa var. microbotrys
Vernon H. Oswald; Lowell Ahart
1995-7-24
7110
Plumas
Caribou Wilderness N of Chester, on the trail between Indian Mdw. And Beauty Lake.
1981
Comment
CHSC65104
Dicentra uniflora
Vernon H. Oswald; Lowell Ahart
1995-7-24
7109
Plumas
Caribou Wilderness N of Chester, at the SW end of Indian Mdw. on the trail from Hay Mdw. to Beauty Lake. Cascade Range.
1950
Comment
CHSC65106
Phacelia racemosa
Vernon H. Oswald; Lowell Ahart
1995-7-24
7117
Plumas
N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10.
1920
Comment
CHSC65112
Claytonia lanceolata
Vernon H. Oswald; Lowell Ahart
1995-7-24
7108
Plumas
Caribous Wilderness N of Chester, at the SW end of Indian Mdw. on the trail from Hay Mdw. To Beauty lake. Common on forest floor all along the trail.
1950
Comment
CHSC65113
Dodecatheon alpinum
Vernon H. Oswald; Lowell Ahart
1995-7-24
7107
Plumas
Caribou Wilderness N of Chester, at the SW end of Indian Mdw, on the trail from Hay Mdw. to Beauty Lake. Growing in wet soil on the edge of the pond at Indian Mdw.
1950
Comment
CHSC65114
Anemone oregana
Vernon H. Oswald; Lowell Ahart
1995-7-24
7104
Plumas
High Cascade Range. Caribou Wilderness N of Chester, at the SW end of Indian Mdw. on the trail from Hay Mdw. to Beauty Lake.
1950
Comment
CHSC65117
Thalictrum fendleri var. fendleri
Vernon H. Oswald; Lowell Ahart
1995-7-24
7106
Plumas
High Cascade Range. Caribou Wilderness N of Chester, at the SW end of Indian Mdw. on the trail from Hay Mdw. to Beauty Lake.
1950
Comment
CHSC65123
Micranthes aprica
Vernon H. Oswald
1995-7-24
7111
Plumas
Caribou Wilderness N of Chester, on the trail between Indian Mdw. and Beauty Lake.
2011
Comment
CHSC65125
Collinsia torreyi var. wrightii
Vernon H. Oswald; Lowell Ahart
1995-7-24
7118
Plumas
high Cascade Range. N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10.
1920
Comment
CHSC65126
Diplacus jepsonii
Vernon H. Oswald; Lowell Ahart
1995-7-24
7119
Plumas
N of Chester n Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10.
1920
Comment
CHSC65128
Pedicularis semibarbata
Vernon H. Oswald
1995-7-24
7105
Plumas
Caribou Wilderness N of Chester, at the SW end of Indian Mdw. on the trail from Hay Mdw to Beauty Lake.
1950
Comment
CHSC65132
Viola bakeri
Vernon H. Oswald; Lowell Ahart
1995-7-24
7114
Plumas
High Cascade Range. Caribou Wilderness N of Chester, on the trail between Indian Mdw. and Beauty Lake.
2011
Comment
CHSC65133
Viola purpurea subsp. dimorpha
Vernon H. Oswald; Lowell Ahart
1995-7-24
7113
Plumas
High Cascade Range. Caribou Wilderness N of Chester, an the trail between Indian Mdw. and Beauty Lake.
2011
Comment
CHSC65134
Viola purpurea subsp. integrifolia
Vernon H. Oswald; Lowell Ahart
1995-7-24
7112
Plumas
High Cascade Range. Caribou Wilderness N of Chester, on the trail between Indian Mdw. and Beauty Lake.
2011
Comment
CHSC65137
Carex rossii
Vernon H. Oswald; Lowell Ahart
1995-7-24
7120
Plumas
High Cascade Range. N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10.
1920
Comment
CHSC65139
Carex whitneyi
Vernon H. Oswald; Lowell Ahart
1995-7-24
7121
Plumas
High Cascade Range. N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10.
1920
Comment
CHSC65143
Luzula comosa var. laxa
Vernon H. Oswald; Lowell Ahart
1995-7-24
7122
Plumas
High Cascade Range. N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10.
1920
Comment
CHSC65144
Allium campanulatum
Vernon H. Oswald; Lowell Ahart
1995-7-24
7123
Plumas
N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10.
1920
Comment
CHSC65145
Triteleia montana
Vernon H. Oswald
1995-7-24
7124
Plumas
N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10.
1920
Comment
CHSC65149
Melica fugax
Vernon H. Oswald; Lowell Ahart
1995-7-24
7125
Plumas
High Cascade Range. N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10.
1920
Comment
CHSC65415
Eryngium alismifolium
Vernon Oswald
1984-7-9
1562
Plumas
Hwy 89, 3.6 mi s-e of Hwy 36.
1377
Comment
CHSC65422
Cuscuta californica var. californica
Vernon H. Oswald
1991-9-11
4864
Plumas
Lassen Volcanic Park. Hot springs terrace on the south side of the meadow at Drakesbad; on the south side of Hot Springs Creek.
1731
Comment
CHSC65423
Lupinus angustiflorus
Vernon Oswald
1984-6-19
1293
Plumas
Paynes Creek Rd. between Wilson Lake and Chester, 7.4 mi n-e of Hwy 36.
1584
Comment
CHSC65458
Delphinium depauperatum
Vernon Oswald
1984-6-25
1318
Plumas
La Porte-Quincy Rd., ca. 9.4 mi n-e of La Porte. On edge of meadow.
1889
Comment
CHSC65467
Lithophragma bolanderi
Vernon Oswald
1986-6-6
2096
Plumas
LaPorte-Quincy Rd. 1.1 mi n of the Middle Fork of the Feather River.
1280
Comment
CHSC65477
Potamogeton pusillus var. tenuissimus
V. Oswald; L. Ahart
1988-8-4
3665
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. Along the se edge of the lake.
1676
Comment
CHSC66607
Cicuta douglasii
Vernon H. Oswald; Lowell Ahart
1996-7-15
8044
Plumas
E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Shance Campground at the srreams and marshy meadow extending E from road. High Cascade Range.
1371
Comment
CHSC66608
Ligusticum grayi
Vernon H. Oswald; Lowell Ahart
1996-7-15
8056
Plumas
Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on Forest Rd. 28N11.
1371
Comment
CHSC66609
Arnica chamissonis
Vernon H. Oswald; Lowell Ahart
1996-7-15
8033
Plumas
E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and marshy meadow extending E from road 29N11.
1371
Comment
CHSC66610
Artemisia douglasiana
Vernon H. Oswald; Lowell Ahart
1996-7-15
8022
Plumas
E side of the arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake.
1371
Comment
CHSC66611
Oreostemma alpigenum var. andersonii
Vernon H. Oswald; Lowell Ahart
1996-7-15
8048
Plumas
Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Camp-ground on Forest Rd. 28N11.
1371
Comment
CHSC66612
Matricaria discoidea
Vernon H. Oswald; Lowell Ahart
1996-7-15
8014
Plumas
High Cascade Range. E side of the arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake. Jeep road paralleling the lake.
1371
Comment
CHSC66613
Cirsium andersonii
Vernon H. Oswald; Lowell Ahart
1996-7-15
8026
Plumas
High Cascade Range. E side of the arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake. In forest bordering the lake.
1371
Comment
CHSC66614
Helianthella californica var. nevadensis
Vernon H. Oswald; Lowell Ahart
1996-7-15
8027
Plumas
High Cascade Range. E side of the arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake.
1371
Comment
CHSC66615
Kyhosia bolanderi
Vernon H. Oswald; Lowell Ahart
1996-7-15
8051
Plumas
High Cascade Range. Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on Forest Rd. 28N11. Meadow.
1371
Comment
CHSC66616
Stephanomeria tenuifolia
Vernon H. Oswald; Lowell Ahart
1996-7-15
8046
Plumas
High Cascade Range. E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and marshy meadow extending E from road 29N11. At the junction of the road to the campground and a spur road on the N side of the meadow.
1371
Comment
CHSC66617
Alnus incana subsp. tenuifolia
Vernon H. Oswald; Lowell Ahart
1996-7-15
8043
Plumas
E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and marshy meadow extending E from road 29N11. High Cascade Range.
1371
Comment
CHSC66618
Plagiobothrys mollis var. mollis
Vernon H. Oswald; Lowell Ahart
1996-7-15
8010
Plumas
High Cascade Range. S side of the W end of the Hwy. 36 causeway crossing Lake Almanor E of Chester.
1371
Comment
CHSC66619
Turritis glabra
Vernon H. Oswald; Lowell Ahart
1996-7-15
8029
Plumas
High Cascade Range. E side of the arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake. Along the lake.
1371
Comment
CHSC66620
Sagina saginoides
Vernon H. Oswald; Lowell Ahart
1996-7-15
8012
Plumas
High Cascade Range. E side of the arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake. On Jeep road.
1371
Comment
CHSC66621
Symphoricarpos mollis
Vernon H. Oswald; Lowell Ahart
1996-7-15
8018
Plumas
E side of the arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake.
1371
Comment
CHSC66622
Drosera rotundifolia
Vernon H. Oswald; Lowell Ahart
1996-7-15
8050
Plumas
Last Chance Marsh at N end of Lake Almanor, just S ... Field redacted by CHSC, contact the data manager for more information
1371
Comment
CHSC66623
Pyrola picta
Vernon H. Oswald; Lowell Ahart
1996-7-15
8021
Plumas
E side of the arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake. Along a Jeep road paralleling the shore of the lake.
1371
Comment
CHSC66624
Acmispon nevadensis var. nevadensis
Vernon H. Oswald; Lowell Ahart
1996-7-15
8032
Plumas
High Cascade Range. E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and marshy meadow extending E from road 29N11.
1371
Comment
CHSC66625
Acmispon americanus var. americanus
Vernon H. Oswald
1996-7-15
8030
Plumas
High Cascade Range. E side of the arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake. On a Jeep road paralleling the lake.
1371
Comment
CHSC66626
Trifolium wormskioldii
Vernon H. Oswald; Lowell Ahart
1996-7-15
8028
Plumas
High Cascade Range. E side of the arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake. On the edge of a Jeep road paralleling the lake.
1371
Comment
CHSC66627
Hypericum formosum var. scouleri
Vernon H. Oswald; Lowell Ahart
1996-7-15
8042
Plumas
High Cascade Range. E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and marshy meadow extending E from road 29N11.
1371
Comment
CHSC66628
Mentha canadensis
Vernon H. Oswald; Lowell Ahart
1996-7-15
8035
Plumas
E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and marshy meadow extending E from road.
1371
Comment
CHSC66629
Scutellaria antirrhinoides
Vernon H. Oswald; Lowell Ahart
1996-7-15
8016
Plumas
E side of the arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake.
1371
Comment
CHSC66630
Stachys ajugoides var. rigida
Vernon H. Oswald; Lowell Ahart
1996-7-15
8024
Plumas
E side of the arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake.
1371
Comment
CHSC66631
Sidalcea oregana subsp. spicata
Vernon H. Oswald; Lowell Ahart
1996-7-15
8037
Plumas
E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and marshy meadow extending E from road 29N11.
1371
Comment
CHSC66632
Clarkia stellata
Vernon H. Oswald; Lowell Ahart
1996-7-15
8019
Plumas
High Cascade Range. E side of the arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake. Along a jeep road paralleling the shore of the lake.
1371
Comment
CHSC66633
Collomia grandiflora
Vernon H. Oswald; Lowell Ahart
1996-7-15
8031
Plumas
High Cascade Range. E side of arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake. Along a Jeep road paralleling the lake.
1371
Comment
CHSC66634
Collomia tinctoria
Vernon H. Oswald; Lowell Ahart
1996-7-15
8036
Plumas
High Cascade Range. E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and meadow extending E from road 29N11. On the edge of the road crossing the meadow.
1371
Comment
CHSC66636
Persicaria amphibia
Vernon H. Oswald; Lowell Ahart
1996-7-15
8011
Plumas
S side of the W end of the Hwy. 36 causeway crossing Lake Almanor E of Chester. Growing on the wet strand of the lake.
1371
Comment
CHSC66637
Rumex occidentalis
Vernon H. Oswald; Lowell Ahart
1996-7-15
8040
Plumas
E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and marshy meadow extending E from road 29N11.
1371
Comment
CHSC66638
Geum macrophyllum
Vernon H. Oswald; Lowell Ahart
1996-7-15
8039
Plumas
High Cascade Range. E side of Last Chance Marsh at the N edge of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and meadow extending E from road 29N11.
1371
Comment
CHSC66639
Potentilla rivalis
Vernon H. Oswald; Lowell Ahart
1996-7-15
8013
Plumas
High Cascade Range. E side of the arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake. Along a jeep road paralleling the lake.
1371
Comment
CHSC66640
Potentilla gracilis var. fastigiata
Vernon H. Oswald; Lowell Ahart
1996-7-15
8041
Plumas
High Cascade Range. E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and meadow extending E from road 29N11.
1371
Comment
CHSC66641
Spiraea douglasii
Vernon H. Oswald; Lowell Ahart
1996-7-15
8025
Plumas
High Cascade Range. E side of the arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake. Along the lake.
1371
Comment
CHSC66642
Penstemon neotericus
Vernon H. Oswald; Lowell Ahart
1996-7-15
8020
Plumas
E side of arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake.
1371
Comment
CHSC66643
Verbascum thapsus
Vernon H. Oswald; Lowell Ahart
1996-7-15
8023
Plumas
E side of the arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake.
1371
Comment
CHSC66644
Veronica scutellata
Vernon H. Oswald; Lowell Ahart
1996-7-15
8017
Plumas
E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and marshy meadow extending E from road 29N11.
1371
Comment
CHSC66645
Urtica dioica subsp. holosericea
Vernon H. Oswald; Lowell Ahart
1996-7-15
8015
Plumas
E side of the arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake. Common in moist soil on the bank of the lake.
1371
Comment
CHSC66646
Carex pellita
Vernon H. Oswald; Lowell Ahart
1996-7-15
8045
Plumas
High Cascade Range. E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and marshy meadow extending E from road 29N11.
1371
Comment
CHSC66647
Carex utriculata
Vernon H. Oswald; Lowell Ahart
1996-7-15
8055
Plumas
High Cascade Range. Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on Forest Rd. 28N11.
1371
Comment
CHSC66648
Eriophorum gracile
Vernon H. Oswald; Lowell Ahart
1996-7-15
8049
Plumas
Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on Forest Rd. 28N11. High Cascade Range.
1371
Comment
CHSC66649
Scirpus microcarpus
Vernon H. Oswald
1996-7-15
8034
Plumas
High Cascade Range. E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and marshy meadow extending E from road.
1371
Comment
CHSC66650
Elodea canadensis
Vernon H. Oswald; Lowell Ahart
1996-7-15
8047
Plumas
E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance High Cascade Range. Campground at the streams and marshy meadow extending E from road 29N11. In marshy meadow on the E side of the road to the campground.
1371
Comment
CHSC66651
Luzula cascadensis
Vernon H. Oswald; Lowell Ahart
1996-7-15
8053
Plumas
High Cascade Range. Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on Forest Rd. 28N11. Meadow.
1371
Comment
CHSC66652
Platanthera leucostachys
Vernon H. Oswald; Lowell Ahart
1996-7-15
8048 .1
Plumas
Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on Forest Rd. 28N11.
1371
Comment
CHSC66653
Spiranthes romanzoffiana
Vernon H. Oswald; Lowell Ahart
1996-7-15
8054
Plumas
Last Chance Marsh at the N end of Lake Almanor, just S of Lake Chance Campground on Forest Rd. 28N11.
1371
Comment
CHSC66654
Anthoxanthum odoratum
Vernon H. Oswald; Lowell Ahart
1996-7-15
8052
Plumas
Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground of Forest Rd 28N11.
1371
Comment
CHSC66655
Elymus trachycaulus subsp. trachycaulus
Vernon H. Oswald; Lowell Ahart
1996-7-15
8038
Plumas
High Cascade Range. E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and meadow extending E from the road. On the edge of the road crossing the meadow.
1371
Comment
CHSC66690
Aster elatus
Vernon H. Oswald; Linnea Hanson
1996-7-30
8098
Plumas
Butterfly Valley Botanic Area NW of Quincy on Forest Rd. 25N47 ca. 0.3 mi S of its junction with Forest Rt. 417.
1188
Comment
CHSC66691
Aster elatus
Vernon H. Oswald; Linnea Hanson
1996-7-30
8101
Plumas
Forest Rd. 28N38 (to Homer Lake) near the headwaters of First Water Trough Creek, ca. 4.25 mi (air) NNW of Greenville. .
1493
Comment
CHSC66692
Aster elatus
Vernon H. Oswald; Linnea Hanson
1996-7-30
8102 A
Plumas
Forest Rt. 201 (Old Haun Rd.) at Second Water Trough Creek, ca. 0.5 mi W of Hauns Mdw., SE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville.
1432
Comment
CHSC66693
Aster elatus
Vernon H. Oswald; Linnea Hanson
1996-7-30
8102 B
Plumas
Forest Rt. 201 (Old Haun Rd.) at Second Water Trough Creek, ca. 0.5 mi W of Hauns Mdw., SE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville.
1432
Comment
CHSC66694
Ludwigia palustris
Vernon H. Oswald; Linnea Hanson
1996-7-30
8100
Plumas
Butterfly Valley Botanic Area NW of Quincy on Forest Rd. 25N47 ca. 0.3 mi S of its junction with Forest Rt. 417. Near the dam at the pond.
1188
Comment
CHSC66695
Rhynchospora capitellata
Vernon H. Oswald; Linnea Hanson
1996-7-30
8099
Plumas
Butterfly Valley Botanic Area NW of Quincy on Forest Rd. 25N47 ca. 0.3 mi S of its junction with Road 417.
1188
Comment
CHSC66696
Sphenosciadium capitellatum
Vernon H. Oswald; Lowell Ahart
1996-8-1
8139
Plumas
Forest Rd. 27N16 on the S slope of Dyer Mtn. At a branch of Second Water Trough Creek, ca. 1.5 mi NW of Hauns Mdw., ca. 1.5 mi SE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville.
1706
Comment
CHSC66697
Aster elatus
Vernon H. Oswald; Lowell Ahart
1996-8-1
8144
Plumas
Forest Rd. 27N16 on the S slope of Dyer Mtn. at Second Water Trough Creek, ca. 1.25 mi NW of Hauns Mdw., ca. 2 mi SE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville.
1706
Comment
CHSC66698
Lactuca canadensis
Vernon H. Oswald; Lowell Ahart
1996-8-1
8136
Plumas
Old Haun Rd. (Forest Rt. 201) on the S slope of Dyer Mtn. at a drainage ca. 0.9 mi W of Hauns Mdw., SSE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville.
1463
Comment
CHSC66699
Solidago elongata
Vernon H. Oswald; Lowell Ahart
1996-8-1
8135
Plumas
Old Haun Rd. (Forest Rt. 201) on the S slope of Dyer Mtn. at drainage ca. 0.9 mi W of Hauns Mdw., SSE of Dyer Mtn. Lookout N of Hwy. 89, E of Lake Almanor, NW of Greenville.
1463
Comment
CHSC66700
Rudbeckia occidentalis var. occidentalis
Vernon H. Oswald; Lowell Ahart
1996-8-1
8137
Plumas
Old Haun Rd. (Forest Rt. 201) on the S slope of Dyer Mtn. at a drainage ca. 0.9 mi W of Hauns Mdw., SSE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville.
1463
Comment
CHSC66701
Vicia americana var. americana
Vernon H. Oswald; Lowell Ahart
1996-8-1
8142
Plumas
Forest Rd. 27N16 on the S slope of Dyer Mtn. at a branch of Second Water Trough Creek, ca. 1.5 mi NW of Hauns Mdw., ca. 1.5 mi SE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville.
1706
Comment
CHSC66702
Pycnanthemum californicum
Vernon H. Oswald; Lowell Ahart
1996-8-1
8132
Plumas
Old Haun Rd. (Forest Rt. 201) on the S slope of Dyer Mtn. at Second Water Trough Creek, ca. 0.5 mi W of Hauns Mdw., SE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville.
1432
Comment
CHSC66703
Gentiana calycosa
Vernon H. Oswald; Lowell Ahart
1996-8-1
8140
Plumas
Forest Rd. 27N16 on the S slope of Dyer Mtn. at a branch of Second Water Trough Creek, ca. 1.5 mi NW of Hauns Mdw., ca. 1.5 mi SE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville.
1706
Comment
CHSC66704
Oenothera elata subsp. hirsutissima
Vernon H. Oswald; Lowell Ahart
1996-8-1
8134
Plumas
Old Haun Rd. (Forest Rt. 201) on the S slope of Dyer Mtn. at a drainage ca. 0.9 mi W of Hauns Mdw., SSE of Dyer Mtn. Lookout, N of Hwy 89, E of Lake Almanor, NW of Greenville.
1463
Comment
CHSC66705
Orobanche californica subsp. grayana
Vernon H. Oswald; Lowell Ahart
1996-8-1
8131
Plumas
Old Haun Rd. (Forest Rt. 201) on the S slope of Dyer Mtn. at Second Water Trough Creek, ca. 0.5 mi W of Hauns Mdw., SE of Dryer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville. Meadow.
1432
Comment
CHSC66706
Aconitum columbianum var. columbianum
Vernon H. Oswald; Lowell Ahart
1996-8-1
8143
Plumas
Forest Rd. 27N16 on the S slope of Dyer Mtn. at Second Water Trough Creek, ca. 1.25 mi NW of Hauns Mdw., ca. 2 mi SE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville. On the uphill side of the road.
1706
Comment
CHSC66707
Castilleja miniata subsp. miniata
Vernon H. Oswald; Lowell Ahart
1996-8-1
8141
Plumas
Forest Rd. 27N16 on the S slope of Dyer Mtn. at a branch of Second Water Trough Creek, ca. 1.5 mi NW of Hauns Mdw., ca. 1.5 mi SE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville.
1706
Comment
CHSC66708
Juncus dudleyi
Vernon H. Oswald; Lowell Ahart
1996-8-1
8143 .1
Plumas
Forest Rd. 27N16 on the S slope of Dyer Mtn. at Second Water Trough Creek, ca. 1.25 mi NW of Hauns Mdw., ca. 2 mi SE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville. Along a springy cascade on the uphill side of the road.
1706
Comment
CHSC66709
Piperia transversa
Vernon H. Oswald; Lowell Ahart
1996-8-1
8133
Plumas
Old Haun Rd. (Forest Rt. 201) on the S slope of Dyer Mtn. At Second Water Trough Creek, ca. 0.5 mi W of Hauns Mdw., SE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville.
1432
Comment
CHSC66710
Platanthera leucostachys
Vernon H. Oswald
1996-8-1
8138
Plumas
Forest Rd. 27N16 on the S slope of Dyer Mtn. At a branch of Second Water Trough Creek, ca 1.5 mi NW of Hauns Mdw., ca 1.5 mi SE of Dyer Mtn. Lookout, N of Hwy 89, E of Lake Almanor, NW of Greenville.
1706
Comment
CHSC66743
Sphenosciadium capitellatum
Vernon H. Oswald; Lowell Ahart
1996-8-14
8171
Plumas
Northern High Sierra Nevada. Near Bucks Summit on the Oroville-Quincy Hwy. Between Meadow Valley and Bucks Lake, 3.6 mi SW of Silver Lake Rd., 1.8 mi NE of White Horse Campground.
1676
Comment
CHSC66744
Oreostemma alpigenum var. andersonii
Vernon H. Oswald; Lowell Ahart
1996-8-14
8172
Plumas
Northern High Sierra Nevada. Near Bucks Summit on the Oroville-Quincy Hwy. between Meadow Valley and Bucks Lake, 3.6 mi SW of Silver Lake Rd., 1.8 mi NE of White Horse Camp-ground.
1676
Comment
CHSC66745
Eucephalus breweri
Vernon H. Oswald; Lowell Ahart
1996-8-14
8147
Plumas
Northern High Sierra Nevada. Northeast of La Porte on the La Porte-Quincy Rd. 0.9 mi N of the road to Johnsville (0.9 mi N of the Sierra Co. 2 mi post).
1889
Comment
CHSC66746
Eurybia integrifolia
Vernon H. Oswald; Lowell Ahart
1996-8-14
8148
Plumas
Northern High Sierra Nevada. Northeast of La Porte on the La Porte-Quincy Rd. 0.9 mi N of the road to Johns-ville (0.9 mi N of the Sierra Co. 2 mi post).
1889
Comment
CHSC66747
Symphyotrichum spathulatum var. spathulatum
Vernon H. Oswald; Lowell Ahart
1996-8-14
8156
Plumas
Northern High Sierra Nevada. Road paralleling Spanish Creek near Greens Flat ca. 2 mi (air) NW of Meadow Valley (on the Oroville-Quincy Hwy.).
1127
Comment
CHSC66748
Symphyotrichum spathulatum var. spathulatum
Vernon H. Oswald; Lowell Ahart
1996-8-14
8149
Plumas
Northern High Sierra Nevada. Northeast of La Porte on the La Porte-Quincy Rd. 0.9 mi N of the road to Johnsville (0.9 mi N of the Sierra Co. 2 mi post).
1889
Comment
CHSC66749
Sericocarpus oregonensis
Vernon H. Oswald; Lowell Ahart
1996-8-14
8162
Plumas
Northern High Sierra Nevada. Silver Lake Rd. 0.5 mi SE of Silver Lake Campground, NE of Bucks Lake.
1706
Comment
CHSC66750
Anaphalis margaritacea
Vernon H. Oswald; Lowell Ahart
1996-8-14
8155
Plumas
Road paralleling Spanish Creek near Greens Flat ca. 2 mi (air) NW of Meadow Valley (on the Oroville-Quincy Hwy.).Northern High Sierra Nevada.
1127
Comment
CHSC66751
Ericameria nauseosa var. oreophila
Vernon H. Oswald; Lowell Ahart
1996-8-14
8157
Plumas
Northern High Sierra Nevada. Road paralleling Spanish Creek near Greens Flat ca. 2 mi (air) NW of Meadow Valley (on the Oroville-Quincy Hwy.). Along road.
1127
Comment
CHSC66752
Erigeron inornatus var. inornatus
Vernon H. Oswald; Lowell Ahart
1996-8-14
8163
Plumas
Northern High Sierra Nevada. Silver Lake Rd. 0.5 mi SE of Silver Lake Campground, NE of Bucks Lake. Edge of the road.
1706
Comment
CHSC66753
Malacothrix floccifera
Vernon H. Oswald; Lowell Ahart
1996-8-14
8158
Plumas
Northern High Sierra Nevada. Road paralleling Spanish Creek near Greens Flat ca. 2 mi (air) NW of Meadow Valley (on the Oroville-Quincy Hwy.). Along the road.
1127
Comment
CHSC66754
Solidago elongata
Vernon H. Oswald; Lowell Ahart
1996-8-14
8177
Plumas
Northern High Sierra Nevada. Between Bucks Summit and Bucks Lake on the Oroville-Quincy Hwy., 0.6 mi E of White Horse Campground. Meadow.
1615
Comment
CHSC66755
Cuscuta californica var. breviflora
Vernon H. Oswald; Lowell Ahart
1996-8-14
8151
Plumas
Northern High Sierra Nevada, Yellow Pine Forest. Northeast of La Porte on the La Porte-Quincy Rd. 3.1 mi N of the road to Johnsville, 1.0 mi S of the South Fork of the Feather River.
1920
Comment
CHSC66756
Cuscuta californica var. breviflora
Vernon H. Oswald; Lowell Ahart
1996-8-14
8150
Plumas
Northern High Sierra Nevada. Northeast of La Porte on the La Porte-Quincy Rd. 0.9 mi N of the road to Johnsville (0.9 mi N of the Sierra Co. 2 mi post).
1889
Comment
CHSC66757
Cuscuta subinclusa
Vernon H. Oswald; Lowell Ahart
1996-8-14
8173
Plumas
Northern High Sierra Nevada. Near Bucks Summit on the Oroville-Quincy Hwy. between Meadow Valley and Bucks Lake, 3.6 mi SW of Silver Lake Rd., 1.8 mi NE of White Horse Campground.
1676
Comment
CHSC66758
Drosera rotundifolia
Vernon H. Oswald; Lowell Ahart
1996-8-14
8174
Plumas
Northern High Sierra Nevada. Near Bucks Summit on ... Field redacted by CHSC, contact the data manager for more information
1676
Comment
CHSC66759
Orthilia secunda
Vernon H. Oswald; Lowell Ahart
1996-8-14
8178
Plumas
Northern High Sierra Nevada. Between Bucks Summit and Bucks Lake on the Oroville-Quincy Hwy., 0.6 mi e of White Horse Campground.
1615
Comment
CHSC66760
Vaccinium uliginosum subsp. occidentale
Vernon H. Oswald; Lowell Ahart
1996-8-14
8175
Plumas
Northern High Sierra Nevada. Near Bucks Summit on the Oroville-Quincy Hwy. between Meadow Valley and Bucks Lake, 3.6 mi SW of Silver Lake Rd., 1.8 mi NE of White Horse Campground. Slope on the uphill side of the road.
1676
Comment
CHSC66761
Lupinus lepidus var. sellulus
Vernon H. Oswald; Lowell Ahart
1996-8-14
8179
Plumas
Northern High Sierra Nevada. Between Bucks Summit and Bucks Lake on the Oroville-Quincy Hwy., 0.6 mi E of White Horse Campground.
1615
Comment
CHSC66762
Circaea alpina subsp. pacifica
Vernon H. Oswald; Lowell Ahart
1996-8-14
8152
Plumas
Northern High Sierra Nevada. Northeast of La Porte on the La Porte-Quincy Rd. 3.1 mi N of the road to Johnsville, 1.0 mi S of the South Fork of the Feather River. In a meadow.
1920
Comment
CHSC66763
Chamerion angustifolium subsp. circumvagum
Vernon H. Oswald; Lowell Ahart
1996-8-14
8176
Plumas
Northern High Sierra Nevada. Near Bucks Summit on the Oroville-Quincy Hwy. between Meadow Valley and Bucks Lake, 3.6 mi SW of Silver Lake Rd., 1.8 mi NE of White Horse Campground. Downhill side of the road.
1676
Comment
CHSC66764
Collomia grandiflora
Vernon H. Oswald; Lowell Ahart
1996-8-14
8180
Plumas
Northern High Sierra Nevada. Between Bucks Summit and Bucks Lake on the Oroville-Quincy Hwy., 0.6 mi E of White Horse Campground. In a meadow.
1615
Comment
CHSC66765
Collomia tinctoria
Vernon H. Oswald; Lowell Ahart
1996-8-14
8159
Plumas
Northern High Sierra Nevada. Road paralleling Spanish Creek near Greens Flat ca. 2 mi (air) NW of Meadow Valley (on the Oroville-Quincy Hwy.). Along the road.
1127
Comment
CHSC66766
Eriogonum nudum var. nudum
Vernon H. Oswald; Lowell Ahart
1996-8-14
8160
Plumas
Northern High Sierra Nevada. Road paralleling Spanish Creek near Greens Flat ca. 2 mi (air) NW of Meadow Valley (on the Oroville-Quincy Hwy.). Common in hydraulic mine tailings along the road.
1127
Comment
CHSC66767
Horkelia fusca subsp. parviflora
Vernon H. Oswald; Lowell Ahart
1996-8-14
8181
Plumas
Northern High Sierra Nevada. Between Bucks Summit and Bucks Lake on the Oroville-Quincy Hwy., 0.6 mi E of White Horse Campground.
1615
Comment
CHSC66768
Boykinia major
Vernon H. Oswald; Lowell Ahart
1996-8-14
8165
Plumas
Silver Lake Rd. 1.9 mi SE of Silver Lake Campground, NE of Bucks Lake. Northern High Sierra Nevada.
1645
Comment
CHSC66769
Pectiantia breweri
Vernon H. Oswald; Lowell Ahart
1996-8-14
8153
Plumas
Northern High Sierra Nevada. Northeast of La Porte on the La Porte-Quincy Rd. 3.1 mi N of the road to Johnsville, 1.0 mi S of the South Fork of the Feather River.
1920
Comment
CHSC66770
Keckiella lemmonii
Vernon H. Oswald; Lowell Ahart
1996-8-14
8164
Plumas
Silver Lake Rd. 0.5 mi SE of Silver Lake Campground, NE of Bucks Lake. Norther High Sierra Nevada.
1706
Comment
CHSC66771
Erythranthe lewisii
Vernon H. Oswald; Lowell Ahart
1996-8-14
8166
Plumas
Silver Lake Rd. 1.9 mi SE of Silver Lake Campground, NE of Bucks Lake. Northern High Sierra Nevada.
1645
Comment
CHSC66772
Diplacus mephiticus
Vernon H. Oswald; Lowell Ahart
1996-8-14
8161
Plumas
Road paralleling Spanish Creek near Greens Flat ca. 2 mi (air) NW of Meadow Valley (on the Oroville-Quincy Hwy.). Northern High Sierra Nevada.
1127
Comment
CHSC66773
Diplacus torreyi
Vernon H. Oswald; Lowell Ahart
1996-8-14
8182
Plumas
Northern High Sierra Nevada. Between Bucks Summit and Bucks Lake on the Oroville-Quincy Hwy., 0.6 mi E of White Horse Campground.
1615
Comment
CHSC66774
Pedicularis racemosa
Vernon H. Oswald; Lowell Ahart
1996-8-14
8167
Plumas
Northern High Sierra Nevada. Silver Lake Rd. 1.9 mi SE of Silver Lake Campground, NE of Bucks Lake.
1645
Comment
CHSC66775
Carex pellita
Vernon H. Oswald; Lowell Ahart
1996-8-14
8154
Plumas
Northern High Sierra Nevada. Northeast of La Porte on the La Porte-Quincy Rd 3.1 mi N of the road to Johnsville, 1.0 mi S of the South Fork of the Feather River.
1920
Comment
CHSC66776
Luzula divaricata
Vernon H. Oswald; Lowell Ahart
1996-8-14
8168
Plumas
Northern High Sierra Nevada. Silver Lake Rd. 1.9 mi SE of Silver Lake Campground, NE of Bucks Lake. Along a streamlet on the uphill side of the road.
1645
Comment
CHSC66777
Cinna latifolia
Vernon H. Oswald; Lowell Ahart
1996-8-14
8170
Plumas
Northern high Sierra Nevada. Silver Lake Rd. 1.9 mi SE of Silver Lake Campground, NE of Bucks Lake. On the edge of a streamlet on the uphill side of the road.
1645
Comment
CHSC66860
Ericameria parryi var. latior
Vernon H. Oswald; Lowell Ahart
1996-9-10
8284
Plumas
High Cascade Range. Forest road 29N11 on the E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.6 mi S of Last Chance Campground. Edge of road.
1371
Comment
CHSC66899
Goodyera oblongifolia
Vernon H. Oswald; Lowell Ahart
1996-8-14
8169
Plumas
Silver Lake Rd. 1.9 mi SE of Silver Lake Campground, NE of Bucks Lake.
1645
Comment
CHSC68847
Senecio hydrophiloides
Vernon Oswald; Lowell Ahart
1997-6-24
8625
Plumas
South of Susanville on Diamond Mtn. Motorway (28N15) at the meadow at Wheeler Sheep Campground.
1993
Comment
CHSC68875
Castilleja tenuis
Vernon Oswald; Lowell Ahart
1997-6-24
8626
Plumas
South of Susanville on Diamond Mtn. Motorway (28N15) at the meadow at Wheeler Sheep Campground.
1993
Comment
CHSC68878
Orthocarpus cuspidatus subsp. cryptanthus
Vernon Oswald; Lowell Ahart
1997-6-24
8627
Plumas
South of Susanville on Diamond Mtn. Motorway (28N15) at the meadow of Wheeler Sheep Campground.
1993
Comment
CHSC68884
Penstemon rydbergii var. oreocharis
Vernon Oswald; Lowell Ahart
1997-6-24
8628
Plumas
South of Susanville on Diamond Mtn. Motorway (28N15) at the meadow at Wheeler Sheep Campground.
1993
Comment
CHSC69034
Sagittaria rigida
Vernon Oswald
1997-7-22
8768
Plumas
North of the causeway on Hwy. 36 at Lake Almanor on the east side of Last Chance Marsh where the road to Last Chance Campground (28N11) first approaches and then follows the shore of the marsh.
1371
Comment
CHSC69123
Pyrrocoma racemosa var. paniculata
Vernon Oswald; Beth Corbin, Gary Schoolcraft
1997-8-5
8811
Plumas
Hay Meadow north of Lake Almanor near the southeast corner of the Caribou Wilderness.
1950
Comment
CHSC69124
Pyrrocoma racemosa var. paniculata
Vernon Oswald; Beth Corbin, Gary Schoolcraft
1997-8-5
8810
Plumas
Northwest of Westwood on road 30N07 ca. 0.2 mi west of A21, ca. 2.5 mi (air) northeast of the summit of Swain Mtn.
1737
Comment
CHSC69162
Sagittaria rigida
Vernon Oswald
1997-8-1
8809 A
Plumas
North end of Lake Almanor (north of Hwy. 36) on the east side of Last Chance Marsh where the road to Last Chance Campground (28N11) first approaches and then follows the shore of the marsh.
1371
Comment
CHSC69163
Sagittaria rigida
Vernon Oswald
1997-8-1
8809 C
Plumas
North end of Lake Almanor (north of Hwy. 36) on the east side of Last Chance Marsh where the road to Last Chance Campground (28N11) first approaches and then follows the shore of the marsh.
1371
Comment
CHSC69677
Aster
Vernon H. Oswald; L. Ahart, L. Gehrung, L. Hanson, T. Martin
1992-8-20
5170
Plumas
Quincy-La Porte Rd. at the pond at the N edge of La Porte.
1514
Comment
CHSC69685
Eriogonum nudum var. deductum
Vernon Oswald
1986-7-10
2189
Plumas
LaPorte-Quincy Rd. at S. Fork of Feather R. Scattered plants on an open serpentine slope.
1965
Comment
CHSC69693
Penstemon heterodoxus var. shastensis
Vernon H. Oswald
1991-8-23
4841 A
Plumas
Lassen Volcanic National Park. Trail from the outlet of Juniper Lake to the summit of Mt. Harkness.
2072
Comment
CHSC69694
Penstemon heterodoxus var. shastensis
Vernon H. Oswald
1991-8-23
4841 B
Plumas
Lassen Volcanic National Park. Trail from the outlet of Juniper Lake to the summit of Mt. Harkness.
2072
Comment
CHSC69695
Pellaea brachyptera
Vernon Oswald; Lowell Ahart
1997-9-18
8873
Plumas
Ca. 4 air mi west of Caribow on Forest Rd. 26N25 (to Mosquito Creek), 2.3 mi northeast of its junction with 26N26 (to Humbug Valley).
1383
Comment
CHSC69696
Arnica discoidea
Vernon H. Oswald; Lowell Ahart
1997-9-18
8883
Plumas
Forest Road 26N36 at its intersection with 26N74, ca. 1 mi west of the south end of Butt Valley Reservoir.
1396
Comment
CHSC69697
Symphyotrichum chilense
Vernon H. Oswald; Lowell Ahart
1997-9-18
8879
Plumas
Ca. 4 air mi west-northwest of Caribou on Forest Rd. 26N25 (to Mosquito Creek), 3.6 mi south of its junction with 26N49 (to Humbug Valley).
1170
Comment
CHSC69698
Brickellia californica
Vernon H. Oswald; Lowell Ahart
1997-8-19
8870
Plumas
Hwy. 70 between Tobin and Belden, 10.7 mi north of the Butte-Plumas county line.
627
Comment
CHSC69699
Cirsium occidentale var. candidissimum
Vernon H. Oswald; Lowell Ahart
1997-9-18
8874
Plumas
Ca. 4 air mi west of Caribou on Forest Rd. 26N25 (to Mosquito Creek), 2.3 mi northeast of its junction with 26N26 (to Humbug Valley). Roadside.
1383
Comment
CHSC69700
Ericameria bloomeri
Vernon Oswald; Lowell Ahart
1997-9-18
8876
Plumas
Ca. 4.25 air mi west of Caribou on Forest Rd. 26N25 (to Mosquito Creek), 2.8 mi northeast of its junction with 26N26 (to Humbug Valley). Roadside.
1411
Comment
CHSC69701
Erigeron petrophilus var. sierrensis
Vernon Oswald; Lowell Ahart
1997-9-18
8878
Plumas
Ca. 4.25 air mi west of Caribou on Forest Rd. 26N25 (to Mosquito Creek), 3.6 mi northest of its junction with 26N26 (to Humbug Valley).
1335
Comment
CHSC69702
Heterotheca oregona var. rudis
Vernon Oswald; Lowell Ahart
1997-9-18
8871
Plumas
Hwy. 70 between Tobin and Belden, 10.7 mi north of the Butte-Plumas county line. On the bank of the North Fork Feather River.
627
Comment
CHSC69703
Solidago velutina subsp. californica
Vernon Oswald; Lowell Ahart
1997-9-18
8880
Plumas
Forest Road 26N25 at Soda Ravine, ca. 4.5 mi west of Butte Valley Reservoir. On the bed of a drainage crossing the road.
1249
Comment
CHSC69704
Pycnanthemum californicum
Vernon Oswald; Lowell Ahart
1997-9-18
8881
Plumas
Forest Road 26N25 at Soda Ravine, ca. 4.5 mi west of Butte Valley Reservoir.
1249
Comment
CHSC69705
Eriogonum umbellatum var. polyanthum
Vernon Oswald; Lowell Ahart
1997-9-18
8875
Plumas
Ca. 4.25 air mi west of Caribou on Forest Rd. 26N25 (to Mosquito Creek), 2.6 mi northeast of its junction with 26N26 (to Humbug Valley).
1411
Comment
CHSC69706
Galium bolanderi
Vernon Oswald; Lowell Ahart
1997-9-18
8877
Plumas
Ca. 4.25 air mi west of Caribou on Forest Rd. 26N25 (to Mosquito Creek), 2.8 mi northeast of its junction with 26N26 (to Humbug Valley).
1411
Comment
CHSC69707
Arrhenatherum elatius
Vernon Oswald; Lowell Ahart
1997-9-18
8882
Plumas
Forest Road 26N25 at Soda Ravine, ca. 4.5 mi west of Butte Valley Reservoir.
1249
Comment
CHSC69708
Leersia oryzoides
Vernon Oswald; Lowell Ahart
1997-9-18
8872
Plumas
Forest Rd. 26N26 (to Humbug Valley) 3.6 mi west of its junction with Caribou Rd.
938
Comment
CHSC71387
Euphorbia crenulata
Vernon H. Oswald; Beth Corbin, Gary Schoolcraft
1998-7-11
9255
Plumas
Humbug Rd. 0.1 mi south of the split in Humboldt-Humbug Rd. located ca. 0.75 mi south of Hwy. 89 at Lake Almanor.
1414
Comment
CHSC71391
Sclerolinon digynum
Vernon H. Oswald; Beth Corbin, Gary Schoolcraft
1998-7-11
9254
Plumas
Rest Area on Hwy. 89 between Hwy. 36 and Prattville on the south side of Lake Almanor. In a meadow.
1389
Comment
CHSC71392
Clarkia stellata
Vernon H. Oswald
1998-7-13
9265
Plumas
Humbug Rd. 0.1 mi south of the split in Humboldt-Humbug Rd. ca. 0.75 mi south of Hwy. 89 at Lake Almanor.
1414
Comment
CHSC71628
Osmorhiza occidentalis
Vernon H. Oswald; Lowell Ahart
1998-8-11
9493
Plumas
Quincy-La Porte Rd. (County Rd. 511) at the South Fork Feather River west of Pilot Peak.
1920
Comment
CHSC71630
Artemisia arbuscula subsp. arbuscula
Vernon H. Oswald; Lowell Ahart
1998-8-11
9488
Plumas
Northwest of Onion Valley at Monitor Flat on Cleghorn Bar Rd. 2.5 mi west of Quincy-La Porte Rd. (County Rd. 511).
1905
Comment
CHSC71631
Erigeron lassenianus var. deficiens
Vernon H. Oswald; Lowell Ahart
1998-8-11
9487
Plumas
Northwest of Onion Valley at Sawpit Flat on Cleghorn Bar Rd. 1.5 mi west of Quincy-La Porte Rd. (County Rd. 511).
1920
Comment
CHSC71632
Eriophyllum lanatum var. integrifolium
Vernon H. Oswald; Lowell Ahart
1998-8-11
9490
Plumas
Slope on the south side of Onion Valley on the Quincy-La Porte Rd. (County Rd. 511) northwest of Pilot Peak.
1920
Comment
CHSC71633
Packera streptanthifolia
Vernon H. Oswald; Lowell Ahart
1998-8-11
9491
Plumas
Slope on the south side of Onion Valley on the Quincy-La Porte Rd. (County Rd. 511) northwest of Pilot Peak.
1920
Comment
CHSC71635
Silene occidentalis subsp. occidentalis
Vernon H. Oswald; Lowell Ahart
1998-8-11
9481
Plumas
West of Bucks Lake near Little Grizzly Creek paralleling the south edge of Oroville-Quincy hwy 3.2 mi west of Grizzly Creek Campground.
1645
Comment
CHSC71640
Trifolium productum
Vernon H. Oswald; Lowell Ahart
1998-8-11
9476
Plumas
USFS 23N85Y 0.8 mi east of Oroville-Quincy Hwy., 6.2 mi northeast of Four Trees, on the south side of Frenchman Hill.
1737
Comment
CHSC71643
Sidalcea glaucescens
Vernon H. Oswald; Lowell Ahart
1998-9-11
9475
Plumas
USFS 23N85Y 0.6 mi east of Oroville-Quincy Hwy., 6.2 mi northeast of Four Trees, on the south side of Frenchman Hill.
1737
Comment
CHSC71645
Sidalcea gigantea
Vernon H. Oswald
1998-8-11
9482
Plumas
West of Bucks Lake near Little Grizzly Creek paralleling the south edge of Oroville-Quincy Hwy 3.2 mi west of Grizzly Creek Campground.
1645
Comment
CHSC71647
Collomia grandiflora
Vernon H. Oswald; Lowell Ahart
1998-8-11
9484
Plumas
West of Bucks Lake on USFS 24N36, 0.1 mi east of Oroville-Quincy Hwy. Near Grizzly Creek.
1566
Comment
CHSC71648
Navarretia leptalea subsp. leptalea
Vernon H. Oswald; Lowell Ahart
1998-8-11
9477
Plumas
USFS 23N85Y 0.8 mi east of Oroville-Quincy Hwy., 6.2 mi northeast of Four Trees, on the south side of Frenchman Hill. Roadside.
1737
Comment
CHSC71649
Lewisia kelloggii subsp. hutchisonii
Vernon H. Oswald; J. Chris Pires
1998-8-8
9460
Plumas
USFS 22N84X on the north side of Onion Valley at its junction with 22N43Y 0.8 mi east of La Porte-Quincy Rd., ca. 1 mi north of Pilot Peak. On the south edge of the road.
2057
Comment
CHSC71650
Eriogonum umbellatum var. polyanthum
Vernon H. Oswald; Lowell Ahart
1998-8-11
9486
Plumas
Oroville-Quincy Hwy. west of Meadow Valley, 0.1 mi west of Silver Lake Rd.
1158
Comment
CHSC71651
Spiraea douglasii
Vernon H. Oswald; Lowell Ahart
1998-8-11
9485
Plumas
West of Bucks Lake on USFS 24N36 0.1 mi east of Oroville-Quincy Hwy. In meadow along Grizzly Creek.
1566
Comment
CHSC71654
Orthocarpus cuspidatus subsp. cryptanthus
Vernon H. Oswald; Lowell Ahart
1998-8-11
9489
Plumas
Northwest of Onion Valley at Monitor Flat on Cleghorn Bar Rd. 2.5 mi west of Quincy-La Porte Rd. (County Rd. 511).
1905
Comment
CHSC71657
Carex scabriuscula
Vernon H. Oswald; Lowell Ahart
1998-8-11
9478
Plumas
USFS 23N85Y 0.8 mi east of Oroville-Quincy Hwy., 6.2 mi northeast of Four Trees, on the south side of Frenchman Hill.
1737
Comment
CHSC71662
Lilium pardalinum subsp. shastense
Vernon H. Oswald; Lowell Ahart
1998-8-11
9479
Plumas
USFS 23N85Y 0.8 mi east of Oroville-Quincy Hwy., 6.2 mi northeast of Four Trees, on the south side of Frenchman Hill.
1737
Comment
CHSC71664
Triteleia hyacinthina
Vernon H. Oswald; Lowell Ahart
1998-8-11
9480
Plumas
USFS 23N85Y 0.8 mi east of Oroville-Quincy Hwy., 6.2 mi northeast of Four Trees, on the south side of Frenchman Hill.
1737
Comment
CHSC71665
Triteleia ixioides subsp. anilina
Vernon Oswald; Lowell Ahart
1998-8-11
9492
Plumas
South side of Onion Valley on the Quincy-La Porte Rd. (County Rd. 511) north-west of Pilot Peak.
1905
Comment
CHSC71666
Triteleia montana
Vernon H. Oswald; J. Chris Pires
1998-8-8
9459
Plumas
USFS 22N84X on the north side of Onion Valley at its junction with 22N43Y 0.8 mi east of LaPorte-Quincy Rd., ca. 1 mi north of Pilot Peak.
2057
Comment
CHSC72257
Ericameria bloomeri
Vernon H. Oswald; Beth Corbin, Kim Earll
1998-9-22
9654
Plumas
Along the east side of Yellow Creek south of the PG and E campground in Humbug Valley and ca. 0.5 mi north of Middle Camp.
1298
Comment
CHSC72259
Monardella follettii
Vernon H. Oswald; Beth Corbin, Kim Earll
1998-9-22
9653
Plumas
Along the east side of Yellow Creek south of the PG and E campground in Humbug Valley and ca. 0.5 mi north of Middle Camp.
1298
Comment
CHSC75378
Ribes cereum var. cereum
Vernon H. Oswald
1999-5-26
9728
Plumas
E side of the arm of Lake Almanor extending N from the Hwy.36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake.
1371
Comment
CHSC75401
Fragaria virginiana
Vernon H. Oswald
1999-5-26
9729
Plumas
High Cascade Range. Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on Forest Rd. 28N11. On forest floor between the road and a meadow.
1371
Comment
CHSC75415
Camassia quamash subsp. breviflora
Vernon H. Oswald
1999-5-26
9730
Plumas
Rest Area on Hwy. 89 between Hwy. 36 and Prattville on the south side of Lake Almanor.
1389
Comment
CHSC78383
Astragalus bolanderi
Vernon H. Oswald
2000-7-19
9941
Plumas
Between Four Trees and Bucks Lake 0.6 mi east of the Oroville-Quincy Hwy. on Forest Road 23N85Y, southwest of Frenchman Hill.
1752
Comment
CHSC78394
Collinsia torreyi var. torreyi
Vernon H. Oswald
2000-6-23
9931
Plumas
La Porte Rd. 2.6 mi north of La Porte at the junction with the road to the South Fork Campgrounds at Little Grass Valley Reservoir.
1563
Comment
CHSC78402
Lilium pardalinum subsp. pardalinum
Vernon H. Oswald
2000-6-9
9927
Plumas
Caribou Road 1.6 mi north of Hwy. 70.
743
Comment
CHSC78476
Artemisia tridentata subsp. vaseyana
Vernon H. Oswald
2000-7-31
9944
Plumas
Forest Road 28N15 on Diamond Mountain at the pond draining into Indian Creek.
2084
Comment
CHSC78480
Leucothoe davisiae
Vernon H. Oswald
2000-7-29
9942
Plumas
Forest Road 22N84X 1.4 mi east of La Porte-Quincy Hwy., ca. 0.25 mi (air) east-northeast of Pilot Peak.
2087
Comment
CHSC78484
Erythranthe lewisii
Vernon H. Oswald
2000-7-29
9943
Plumas
Forest Road 22N84X 1.4 mi east of La Porte-Quincy Hwy., ca. 0.25 mi (air) east-northeast of Pilot Peak.
2087
Comment
CHSC7970
Asarum lemmonii
Vernon Oswald
1985-5-26
1778
Plumas
South loop of road between Hwy 70 and Butterfly Valley at Big Blackhawk Creek.
Comment
CHSC81004
Grindelia nana
Vernon H. Oswald
2001-8-13
10053
Plumas
Hwy 36 at the Chester Airport.
1383
Comment
CHSC81007
Betula pumila var. glandulifera
Vernon H. Oswald; Beth Corbin, Kim Earll
2001-6-23
10049
Plumas
Humbug Creek west of the Soda Spring in Humbug Valley.
1325
Comment
CHSC81035
Epilobium leptophyllum
Vernon H. Oswald; B. Corbin, K. Earll, G. Schoolcraft
2001-7-28
10052
Plumas
Willow Lake located west of Kelly Mountain just south of Lassen Volcanic National Park.
1627
Comment
HSC93211
Elymus trachycaulus subsp. trachycaulus
Vernon H. Oswald, L. Ahart
1996-7-15
8038
Plumas
Last Chance Marsh at the N end of Lake Almanor. 1.4 miles S of Last Chance Campground E from Rd. 29N11.
1372
Comment
HSC93235
Solidago elongata
Vernon H. Oswald, L. Ahart
1996-8-14
8177
Plumas
Between Bucks Summit and Bucks Lake on the Oroville-Quincy Hwy., 0.6 mi. E of White Horse Campground
1616
Comment
HSC93236
Horkelia fusca var. parviflora
Vernon H. Oswald, L. Ahart
1996-8-14
8181
Plumas
Between Bucks Summit and Bucks Lake on the Oroville-Quincy Hwy., 0.6 mi. E of White Horse Campground
1616
Comment
HSC93238
Luzula parviflora
Vernon H. Oswald, L. Ahart
1996-8-14
8168
Plumas
Silver Lake Rd., 1.9 mi. SE of Silver Lake Campground, NE of Bucks Lake
1646
Comment
HSC93321
Stephanomeria tenuifolia
Vernon H. Oswald, L. Ahart
1996-7-15
8046
Plumas
E side of Last Chance Marsh at the N end of Lake Almanor, 1.4 mi. S of Last Chance Campground, E from FS Rd. 29N11
1372
Comment
HSC93322
Acmispon nevadensis var. nevadensis
Vernon H. Oswald, L. Ahart
1996-7-15
8032
Plumas
Last Chance Marsh at the N end of Lake Almanor. 1.4 miles S of Last Chance Campground E from Rd. 29N11.
1372
Comment
HSC93348
Alnus incana subsp. tenuifolia
Vernon H. Oswald, L. Ahart
1996-7-15
8043
Plumas
E side of Last Chance Marsh at N end of Lake Almanor, 1.4 mi. S of Last Chance Campground, E from the FS Rd. 29N11
1372
Comment
HSC93421
Anthoxanthum odoratum
Vernon H. Oswald, L. Ahart
1996-7-15
8052
Plumas
Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on FS 28N11
1372
Comment
HSC93429
Keckiella lemmonii
Vernon H. Oswald, L. Ahart
1996-8-14
8164
Plumas
Silver Lake Rd., 0.5 mi. SE of Silver Lake Campground, NE of Bucks Lake, N High Sierra Nevada
1707
Comment
HSC93436
Ericameria nauseosa var. oreophila
Vernon H. Oswald, L. Ahart
1996-8-14
8157
Plumas
Road paralleling Spanish Creek near Greens Flat ca. 2 mi. (air) NW of Meadow Valley ( on the Oroville-Quincy Hwy.)
1128
Comment
JEPS83783
Rhynchospora alba
V. Oswald and L. Ahart
1988-8-4
3670
Plumas
se Drakesbad (just s of border of Lassen Volcanic National Park, s side of lake); Willow Lake
1676
Comment
JEPS84391
Drosera rotundifolia
V. Oswald and W. Dempsey
1989-8-3
3914 b
Plumas
se Drakesbad (just s of voundary of Lassen Volcanic National Park); Willow Lake
1676
Comment
JEPS84392
Drosera X obovata
V. Oswald and W. Dempsey
1989-8-3
3914 c
Plumas
se Drakesbad (just s of voundary of Lassen Volcanic National Park); Willow Lake
1676
Comment
JEPS84393
Drosera anglica
V. Oswald and W. Dempsey
1989-8-3
3914 a
Plumas
se Drakesbad (just s of voundary of Lassen Volcanic National Park); Willow Lake
1676
Comment
JEPS84394
Drosera rotundifolia
V. Oswald and W. Dempsey
1989-8-24
3967
Plumas
ca 13 air mi s Chester; Humbug Valley, Big Springs
1316
Comment
JEPS84395
Drosera X obovata
V. Oswald and W. Dempsey
1989-8-24
3968
Plumas
ca 13 air mi s Chester; Humbug Valley, Big Springs
1316
Comment
JEPS84396
Drosera X obovata
V. Oswald and W. Dempsey
1989-8-24
3968
Plumas
ca 13 air mi s Chester; Humbug Valley, Big Springs
1316
Comment
JEPS84397
Drosera X obovata
V. Oswald and W. Dempsey
1989-8-24
3960
Plumas
11 air mi nw Chester (s edge of park); Lassen Volcanic National Park, Little Willow Lake
1828
Comment
JEPS84398
Drosera anglica
V. Oswald and W. Dempsey
1989-8-24
3960
Plumas
11 air mi nw Chester (s edge of park); Lassen Volcanic National Park, Little Willow Lake
1828
Comment
JEPS87168
Dulichium arundinaceum
Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway and Joan Reynolds
1992-7-1
5037
Plumas
5 air mi ssw of Graeagle ((via Gold Lake Forest Hwy, County Rd 519, just w of Lakes Basin Campground, Grass Lake); Grass Lake
1926
Comment
JEPS87169
Carex lasiocarpa
Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway and Joan Reynolds
1992-7-1
5033
Plumas
ca. 5 mi (air) ssw Graeagle (via Gold Lake Forest Hwy. (County Rd. 519), just w of Lakes Basin Campground); Grass Lake
1926
Comment Read comments Jun 9 2011
JEPS87189
Epilobium luteum
Vernon H. Oswald, Lowell Ahart, Loren Gehrung, Linnea Hanson, and Tyleasi Martin
1992-8-20
5172
Plumas
Forest Rd 23N10 between junction of 22N19 and Hopkins Creek (ca 2.25 air mi ese of Pilot Pk., ca 9 air mi ne of La Porte)
1706
Comment
JEPS87377
Menyanthes trifoliata
Vernon H. Oswald and Lowell Ahart
1993-8-3
5759
Plumas
9 air mi n of Lake Almanor (Hay Meadow at n end of 30N25 on s edge of the Caribou Wilderness); Caribou Wilderness, Hay Meadow
1950
Comment
JEPS87451
Scirpus subterminalis
Vernon H. Oswald and Lowell Ahart
1993-8-3
5766
Plumas
unnamed lake ca 0.25 mi e Hay Meadow (w. side of the lake, on s edge Caribou Wilderness near the n end of 30N25 ca 9 mi (air) n of Lake Almanor); s edge Caribou Wilderness, e of Hay Meadow, n Lake Almanor
1926
Comment
JEPS87464
Potamogeton natans
Vernon H. Oswald and Lowell Ahart
1993-8-11
5783
Plumas
Domingo Lake 0.5 mi s of Willow Lake (1 mi s of Lassen Volcanic National Park); Domingo Lake
1767
Comment
JEPS87465
Sparganium angustifolium
Vernon H. Oswald and Lowell Ahart
1993-8-25
5854
Plumas
ca 1 mi ese Spencer Meadow (ca 0.6 mi s of Lassen Peak, Ridge Lake, especially the se arm of the lake); Ridge Lake
1978
Comment
JEPS87489
Pedicularis attollens
Vernon H. Oswald and Lowell Ahart
1993-8-3
5765
Plumas
along n side of Unnamed lake 0.25 mi e of Hay Meadow (on the s edge of Caribou Wilderness near n end of 30N25, 9 air mi n of Lake Almanor); Caribou Wilderness
1926
Comment
JEPS87495
Brasenia schreberi
Vernon H. Oswald and Lowell Ahart
1993-8-11
5782
Plumas
ca. 0.5 mi s Willow Lake (ca 1 mi s of Lassen Volcanic National Park, Domingo Lake); Domingo Lake, s of Lassen Volcanic National Park
1767
Comment
JEPS87511
Carex lasiocarpa
Vernon H. Oswald and Lowell Ahart
1993-8-3
5758
Plumas
ca. 9 mi (air) n Lake Almanor (in the se corner of the meadow at the n end of 30N25 on the s edge of the Caribou Wilderness,); Caribou Wilderness, Hay Meadow
1950
Comment
JEPS88078
Symphyotrichum spathulatum var. spathulatum
Vernon H. Oswald and Lowell Ahart
1996-8-14
8156
Plumas
road paralleling creek near Greens Flat (ca 2 air mi nw of Meadow Valley (on the Oroville-Quincy Hwy), along creek); northern High Sierra Nevada, Spanish Creek
1127
Comment
JEPS88080
Anaphalis margaritacea
Vernon H. Oswald and Lowell Ahart
1996-8-14
8155
Plumas
road paralleling creek near Greens Flat (ca. 2 air mi nw of Meadow Valley (on the Oroville-Quincy Hwy)); northern High Sierra Nevada, Spanish Creek
1127
Comment
JEPS88081
Malacothrix floccifera
Vernon H. Oswald and Lowell Ahart
1996-8-14
8158
Plumas
road paralleling creek ca. 2 air mi nw Meadow Valley (on the Oroville-Quincy Hwy.) (near Greens Flat, in hydraulic mine tailings along road); northern High Sierra Nevada, Spanish Creek
1127
Comment
JEPS88173
Symphyotrichum spathulatum var. spathulatum
Vernon H. Oswald and Lowell Ahart
1996-8-14
8149
Plumas
on the La Porte-Quincy Rd. 0.9 mi n road to Johnsville ((0.9 mi n of the Sierra Co. 2 mi post), ne of La Porte); northern High Sierra Nevada
1889
Comment
JEPS88174
Solidago elongata
Vernon H. Oswald and Lowell Ahart
1996-8-14
8177
Plumas
on Oroville-Quincy Hwy between Bucks Summit and Bucks Lake (0.6 mi e of White Horse Campground); northern High Sierra Nevada
1615
Comment
JEPS88178
Oreostemma alpigenum var. andersonii
Vernon H. Oswald and Lowell Ahart
1996-8-14
8172
Plumas
on Oroville-Quincy Hwy 3.6 mi sw Silver Lake Rd. (between Meadow Valley and Bucks Lake, 1.8 mi ne of White Horse Campground, near Bucks Summit); northern High Sierra Nevada
1676
Comment
JEPS88179
Boykinia major
Vernon H. Oswald and Lowell Ahart
1996-8-14
8165
Plumas
1.9 mi se of Silver Lake Campground (ne of Bucks Lake, Northern High Sierra Nevada, Silver Lake Road); Northern High Sierra Nevada, Silver Lake Road
1645
Comment
JEPS88180
Luzula divaricata
Vernon H. Oswald and Lowell Ahart
1996-8-14
8168
Plumas
Silver Lake Rd. 1.9 mi se Silver Lake Campground (ne of Bucks Lake); northern High Sierra Nevada
1645
Comment
JEPS88181
Erigeron inornatus var. inornatus
Vernon H. Oswald and Lowell Ahart
1996-8-14
8163
Plumas
Silver Lake Rd. 0.5 mi se Silver Lake Campground (ne of Bucks Lake); northern High Sierra Nevada
1706
Comment
JEPS88186
Lupinus lepidus var. sellulus
Vernon H. Oswald and Lowell Ahart
1996-8-14
8179
Plumas
0.6 mi e of White Horse Campground (between Bucks Summit and Bucks Lake on the Oroville-Quicny Hwy, northern High Sierra Nevada); northern High Sierra Nevada
1615
Comment
JEPS88362
Sericocarpus oregonensis subsp. californicus
Vernon H. Oswald and Lowell Ahart
1996-8-14
8162
Plumas
Silver Lake Rd. 0.5 mi se Silver Lake Campground (ne of Nucks Lake); northern High Sierra Nevada
1706
Comment
JEPS88363
Goodyera oblongifolia
Vernon H. Oswald and Lowell Ahart
1996-8-14
8169
Plumas
1.9 mi se of Silver Lake Campground (ne of Bucks Lake, Silver Lake Road, northern High Sierra Nevada); High Sierra Nevada, Silver Lake Road
1645
Comment
JEPS88391
Spiraea douglasii
Vernon H. Oswald and Lowell Ahart
1996-7-15
8025
Plumas
e side of arm of Lake Almanor extending n from the Highway 36 causeway, s of tthe point where road to Last Chance Campground (28N11) begins to parallel lake Lake Almanor; High Cascade Range, Lake Almanor
1371
Comment
JEPS88396
Clarkia rhomboidea
Vernon H. Oswald and Lowell Ahart
1996-7-15
8019
Plumas
e side of arm extending n from Hwy. 36 causeway Lake Almanor (s of point where rd to Last Chance Campground (28N11) begins to parallel lake, along Jeep rd parallel to lake); High Cascade Range, Lake Almanor
1371
Comment
JEPS88397
Scutellaria antirrhinoides
Vernon H. Oswald and Lowell Ahart
1996-7-15
8016
Plumas
e side of the arm of Lake Almanor (extending n from Hwy 36 causeway, s of the point where the road to Last Chance Campground (28N11) begins to parallel lake); , High Cascade Range
1371
Comment
JEPS88398
Stachys ajugoides var. rigida
Vernon H. Oswald and Lowell Ahart
1996-7-15
8024
Plumas
e side of arm extending n from the Hwy 36 causeway Lake Almanor (s of the point where rd. to Last Chance Campground (28N11) begins to parallel the lake, along Jeep trail ...); High Cascade Range, Lake Almanor
1371
Comment
JEPS88399
Artemisia douglasiana
Vernon H. Oswald and Lowell Ahart
1996-7-15
8022
Plumas
Lake Almanor High Cascade Range (e side of arm of Lake extending n from the Hwy 36 causeway, s of point where the road to Last Chance Campground (28N11) begins to parallel lake)
1371
Comment
JEPS88400
Helianthella californica subsp. nevadensis
Vernon H. Oswald and Lowell Ahart
1996-7-15
8027
Plumas
Lake Almanor High Cascade Range (e side of arm of lake extending n from the Hwy 36 causeway, s of point where the road to Last Chance Campground (28N11) begins to parallel lake)
1371
Comment
JEPS88406
Juncus dudleyi
Vernon H. Oswald and Lowell Ahart
1996-8-1
8143 .1
Plumas
Forest Rd. 27N16 at creek Dyer Mtn., Second Water Trough Creek (s slope of mt., ca 1.25 mi nw of Hauns Mdw. ca 2 mi se Dyer Mt. Lookout, n of Hwy 89, e of Lake Almanor, nw of Greenville)
Comment
JEPS88422
Oreostemma alpigenum var. andersonii
Vernon H. Oswald and Lowell Ahart
1996-8-1
8144
Plumas
Forest Rd. 27N16 ca. 1.25 mi nw Hauns Mdw. (s side of mt., ca. 2 mi se of Dyer Mtn. Lookout, n of Hwy 89, e of Lake Almanor, nw of Greenville); Dyer Mtn., Second Water Trough Creek
1706
Comment
JEPS88434
Solidago elongata
Vernon H. Oswald and Lowell Ahart
1996-8-1
8135
Plumas
Old Haun Rd. (Forest Rt. 201) ca. 0.9 mi w Hauns Mdw. (s slope of mt., sse of Dyer Mtn. Lookout, n of Hwy 89, e of Lake Almanor, nw of Greenville); Dyer Mtn.
1463
Comment
JEPS88487
Lotus purshianus var. purshianus
Vernon H. Oswald and Lowell Ahart
1996-7-15
8030
Plumas
E side of arm of lake extending N from Hwy 36 causeway, S of point where road to Last Chance Campground (28N11) begins to parallel lake Lake Almanor; High Cascade Range
1371
Comment
JEPS88488
Lactuca canadensis
Vernon H. Oswald and Lowell Ahart
1996-8-1
8136
Plumas
Old Haun Rd. (Forest Rt. 201) ca. 0.9 mi w Hauns Mdw. (s slope of mt., at wet meadowy drainage, sse of Dyer Mtn. Lookout, n of Hwy 89, e of Lake Almanor); Dyer Mtn.
1463
Comment
JEPS88489
Castilleja miniata subsp. miniata
Vernon H. Oswald and Lowell Ahart
1996-8-1
8141
Plumas
ca 1.5 mi nw Hauns Mdw. (Forest Rd 27N16 on s slope of Dyer Mtn, at a branch of Second Water Trough Creek, ca 1.5 mi se of Dyer Mtn Lookout, n of Hwy 89); Dyer Mtn.
1706
Comment
JEPS88490
Arnica chamissonis
Vernon H. Oswald and Lowell Ahart
1996-7-15
8033
Plumas
e side of marsh ca. 1.4 mi s Last Chance Campground (n end of lake, at streams and marshy meadow extending e from Rd. 29N11); High Cascade Range, Lake Almanor, Last Chance Marsh
1371
Comment
JEPS88491
Elymus trachycaulus subsp. trachycaulus
Vernon H. Oswald and Lowell Ahart
1996-7-15
8038
Plumas
1.4 mi s of Last Chance Campground (at meadow extending e from road 29N11, e side of Last Chance Marsh, at the n end of Lake Almanor, High Cascade Range); High Cascade Range, Last Chance Marsh, Lake Almanor
1371
Comment
JEPS88492
Sphenosciadium capitellatum
Vernon H. Oswald and Lowell Ahart
1996-8-1
8139
Plumas
ca 1.5 mi nw Hauns Meadow (Forest Road 27N16 on s slope of Dyer Mtn, at a branch of Second Water Trough Creek, ca 1.5 mi se of Dyer Mtn Lookout, n of Hwy 89); s slope Dyer Mtn., branch of Second Water Trough Creek
1706
Comment
JEPS88493
Platanthera leucostachys
Vernon H. Oswald and Lowell Ahart
1996-8-1
8138
Plumas
Forest Road 27N16 ca 1.5 mi nw Hauns Mdw. (s slope of mt., uphill side of road, ca 1.5 mi se of Dyer Mtn. Lookout, n of Hwy 89, e of Lake Almanor, nw of Greenville); Dyer Mtn., Second Water Trough Creek
1706
Comment
JEPS88495
Oenothera elata subsp. hirsutissima
Vernon H. Oswald and Lowell Ahart
1996-8-1
8134
Plumas
e. Lake Almanor (n.w. of Greenville, n. of Hwy. 89, Old Haun Rd. (Forest Rt. 201) on s. slope of Dyer Mt., ca. 0.9 mi. w. of Hauns Meadow, s.-s.e. of Dyer Mt. Lookout); Dyer Mt.
1463
Comment
JEPS88517
Sagina saginoides
Vernon H. Oswald and Lowell Ahart
1996-7-15
8012
Plumas
e. side of arm of, extending n. from Hwy. 36 causeway Lake Almanor (s. of point where rd. to Last Chance Campground (28N11) begins to parallel the lake); High Cascade Range
1371
Comment
JEPS88518
Alnus incana subsp. tenuifolia
Vernon H. Oswald and Lowell Ahart
1996-7-15
8043
Plumas
e end of marsh ca 1.4 mi s Last Chance Campground (n end of lake, at streams and marshy meadow extending e from road 29N11); High Cascade Range, Lake Almanor, Last Chance Marsh
1371
Comment
JEPS88519
Elodea canadensis
Vernon H. Oswald and Lowell Ahart
1996-7-15
8047
Plumas
1.4 mi s of Last Chance Camnpground (extending e from road 29N11, e side of Last Chance Marsh at n end of Lake Almanor, on e side of road to campground, High Cascade Range); High Cascade Range, Last Chance Marsh, Lake Almanor
1371
Comment
JEPS88520
Arabis glabra
Vernon H. Oswald and Lowell Ahart
1996-7-15
8029
Plumas
e side of arm extending n from the Hwy 36 causeway, s of the point where the road to Last Chance Campground (28N11) begins to parallel lake Lake Almanor; High Cascade Range
1371
Comment
JEPS88530
Mentha canadensis
Vernon H. Oswald and Lowell Ahart
1996-7-15
8035
Plumas
e. side of Last Chance Marsh at n. end of Lake Almanor (ca. 1.4 mi. s. of Last Chance Campground at streams & marshy meadow extending e. from rd. 29N11); High Cascade Range
1371
Comment
JEPS88532
Eriophorum gracile
Vernon H. Oswald and Lowell Ahart
1996-7-15
8049
Plumas
at n. end of Lake Almanor (Last Chance Marsh, just s. of Last Chance Campground on Forest Rd. 28N11); High Cascade Range, Last Chance Marsh
1371
Comment
JEPS88533
Matricaria discoidea
Vernon H. Oswald and Lowell Ahart
1996-7-15
8014
Plumas
Lake Almanor High Cascade Range (e side of arm of lake extending n from the Hwy 36 causeway, s of point where the road to Last Chance Campground (28N11) begins to parallel lake)
1371
Comment
JEPS88534
Plagiobothrys mollis var. mollis
Vernon H. Oswald and Lowell Ahart
1996-7-15
8010
Plumas
s. side of w. end of Hwy. 36 causeway crossing Lake Almanor e. of Chester; High Cascade Range
1371
Comment
JEPS88535
Trifolium wormskioldii
Vernon H. Oswald and Lowell Ahart
1996-7-15
8028
Plumas
E side of the arm of Lake Almanor extending N from Hwy 36 causeway, S of the point where the road(28N11) to Last Chance Campground begins to parallel the lake High Cascade Range
1371
Comment
JEPS88544
Pycnanthemum californicum
Vernon H. Oswald and Lowell Ahart
1996-8-1
8132
Plumas
n.w. Greenville (Old Haun Rd. (Forest Rd. 201) on s. slope of Dyer Mt. at Second Water Trough Creek, ca. 0.5 mi. w. of Hauns Meadow, s.e. of Dyer Mt. Lookout, n. of Hwy...); e. of Lake Almanor, Dyer Mt.
1432
Comment
JEPS88550
Hypericum formosum var. scouleri
Vernon H. Oswald and Lowell Ahart
1996-7-15
8042
Plumas
ca. 1.4 mi. s. of Last Chance Campground (e. side of Last Chance Marsh at n. end of Lake Almanor, extending e. from rd. 29N11); High Cascade Range
1371
Comment
JEPS88556
Symphoricarpos mollis
Vernon H. Oswald and Lowell Ahart
1996-7-15
8018
Plumas
e side of the arm extending n from Hwy 36 causeway Lake Almanor (s of the point where the road to Last Chance Campground (28N11) begins to parallel the lake, bank of lake); High Cascade Range
1371
Comment
JEPS88577
Stephanomeria tenuifolia
Vernon H. Oswald and Lowell Ahart
1996-7-15
8046
Plumas
e side of marsh ca. 1.4 mi s Last Chance Campground (at streams and marshy meadow extending e from road 29N11, at junction of road to campground and spur road to n side of meadow); High Cascade Range, Lake Almanor, Last Chance Marsh
1371
Comment
JEPS88578
Lotus nevadensis var. nevadensis
Vernon H. Oswald and Lowell Ahart
1996-7-15
8032
Plumas
N end of Lake Almanor (at E side of Last Chance Marsh, 1.4 mi S of Last Chance Campground at the streams and marshy meadow extending E from road 29N11); High Cascade Range
1371
Comment
JEPS88580
Urtica dioica subsp. holosericea
Vernon H. Oswald and Lowell Ahart
1996-7-15
8015
Plumas
e side of the arm of Lake Almanor extending n from Hwy 36 causeway, s of road to Last Chance Campground (28N11) begins to parallel Lake Lake Almanor; High Cascade Range, Lake Almanor
1371
Comment
JEPS93794
Sclerolinon digynum
Vernon H. Oswald, Beth Corbin and Gary Schoolcraft
1998-6-11
9254
Plumas
Rest Area on Highway 36 and Prattville (on s side of Lake Almanor); Lake Almanor
1389
Comment
JEPS93930
Orthocarpus cuspidatus subsp. cryptanthus
Vernon H. Oswald and Lowell Ahart
1998-8-11
9489
Plumas
nw of Onion Valley at Monitor Flat on Cleghorn Bar Road 2.5 mi w of Quincy-La Porte Road (County Road 511) Monitor Flat; , Cleghorn Bar Road
1905
Comment
JEPS93931
Artemisia arbuscula subsp. arbuscula
Vernon H. Oswald and Lowell Ahart
1998-8-11
9488
Plumas
nw of Onion Valley at Monitor Flat on Cleghorn Bar Road 2.5 mi w of Quincy-La Porte Road (County Road 511) Monitor Flat; , Cleghorn Bar Road
1905
Comment
JEPS93932
Erigeron lassenianus var. deficiens
Vernon H. Oswald and Lowell Ahart
1998-8-11
9487
Plumas
nw of Onion Valley (at Sawpit Flat on Cleghorn Bar Road 1.5 mi w of Quincy-La Porte Road (County Road 511)); Sawpit Flat on Cleghorn Bar Road
1920
Comment
JEPS93933
Silene occidentalis subsp. occidentalis
Vernon H. Oswald and Lowell Ahart
1998-8-11
9481
Plumas
3.2 mi w of Grizzly Creek Campground (w of Bucks Lake near Little Grizzly Creek parralleling the s edge of Oroville-Quincy Highway)
1645
Comment
JEPS93934
Carex gigas
Vernon H. Oswald and Lowell Ahart
1998-8-11
9478
Plumas
6.2 mi ne of Four Trees (on the s side of Frenchman Hill, USFS 23N85Y 0.8 mi e of Orovile-Quincy Highway); Frenchman Hill, USFS 23N85Y
1737
Comment
JEPS93935
Triteleia hyacinthina
Vernon H. Oswald and Lowell Ahart
1998-8-11
9480
Plumas
6.2 mi ne of Four Trees (on the s side of Frenchman Hill, USFS 23N85Y 0.8 mi e of Orovile-Quincy Highway); Frenchman Hill, USFS 23N85Y
1737
Comment
JEPS93944
Eriophyllum lanatum var. integrifolium
Vernon H. Oswald and Lowell Ahart
1998-8-11
9490
Plumas
nw of Pilot Peak (on the s side of Onion Valley on the Quincy-La Porte Road (County Road 511)); Onion Valley, Quincy-La Porte Road
1920
Comment
JEPS93945
Triteleia ixioides subsp. anilina
Vernon H. Oswald and Lowell Ahart
1998-8-11
9492
Plumas
nw of Pilot Peak (s side of Onion Valley on the Quincy-La Porte Road (County Road 511)); Onion Valley, Quincy-La Porte Road
1905
Comment
JEPS93946
Osmorhiza occidentalis
Vernon H. Oswald and Lowell Ahart
1998-8-11
9493
Plumas
Quincy-La Port Road (County Road 511) at the South Fork Feather River w of Pilot Peak; South Fork Feather River, Quincy-La Port Road
1920
Comment
JEPS93947
Spiraea douglasii
Vernon H. Oswald and Lowell Ahart
1998-8-11
9485
Plumas
w of Bucks Lake (on USFS 24N36 0.1 mi e of Oroville-Quincy Highway, along Grizzly Creek); Grizzly Creek, USFS 24N36
1566
Comment
JEPS94500
Eriogonum umbellatum var. polyanthum
Vernon Oswald and Lowell Ahart
1997-9-18
8875
Plumas
4.25 air mi w of Caribou (on Forest Road 26N25 to Mosquito Creek, 2.6 mi ne of its junction with 26N26 to Humbug Valley); Forest Road 26N25
1411
Comment
JEPS94510
Pycnanthemum californicum
Vernon Oswald and Lowell Ahart
1997-9-18
8881
Plumas
4.5 mi w of Butte Valley Reservoir (Forest Road 26N25 at Soda Ravine); Soda Ravine, Forest Road 26N25
1249
Comment
JEPS94511
Arnica discoidea
Vernon Oswald and Lowell Ahart
1997-9-18
8883
Plumas
ca. 1 mi w of the s end of Butt Valley Reservoir (Forest Road 26N36 at its intersection with 26N74); Forest Road 26N36
1396
Comment
JEPS94512
Brickellia californica
Vernon Oswald and Lowell Ahart
1997-9-18
8870
Plumas
10.7 mi n of the Butte-Plumas County line (Highway 70 between Tobin and Belden, on bank of North Fork Feather River); North Fork Feather River, Highway 70
627
Comment
JEPS94544
Penstemon rydbergii var. oreocharis
Vernon Oswald and Lowell Ahart
1997-6-24
8628
Plumas
s of Susanville (on Diamond Mountain Motorway (28N15) at the meadow at Wheeler Sheep Campground); Wheeler Sheep Campground, Diamond Mountain Motorway
1993
Comment
JEPS94545
Castilleja tenuis
Vernon Oswald and Lowell Ahart
1997-6-24
8626
Plumas
s of Susanville (on Diamond Mountain Motorway (28N15) at the meadow at Wheeler Sheep Campground); Wheeler Sheep Campground, Diamond Mountain Motorway
1993
Comment
JEPS94564
Senecio hydrophiloides
Vernon H. Oswald and Lowell Ahart
1997-6-24
8625
Plumas
on Diamond Mtn. Motorway (28N15) s Susanville (at the meadow at Wheeler Sheep Campground)
1993
Comment
JEPS94589
Sagittaria rigida
Vernon Oswald
1997-8-1
8809 B
Plumas
Last Chance Marsh Lake Almanor (e side, where the road to Last Chance Campground (28N11) first approaches and then follows the shore of the marsh, n end of Lake)
1371
Comment
JEPS94641
Senecio streptanthifolius
Vernon H. Oswald and Lowell Ahart
1998-8-11
9491
Plumas
on Quincy-La Porte Rd. (County Rd. 511) nw Pilot Peak (slope on s side of Valley); Onion Valley
1920
Comment
JEPS94852
Senecio streptanthifolius
Vernon H. Oswald and Lowell Ahart
1998-8-11
9491
Plumas
on Quincy-La Porte Rd. (County Rd. 511) nw of Pilot Peak (slope on s side of Onion Valley); Onion Valley
1920
Comment
JEPS94854
Navarretia leptalea subsp. leptalea
Vernon H. Oswald and Lowell Ahart
1998-8-11
9477
Plumas
6.2 mi ne of Four Trees (on s side of Frenchman Hill, USFS 23N85Y 0.8 mi e of Oroville-Quincy Highway); Frenchman Hill
1737
Comment
JEPS94855
Eriogonum umbellatum var. polyanthum
Vernon H. Oswald and Lowell Ahart
1998-8-11
9486
Plumas
Oroville-Quincy Highway w of Meadow Valley (0.1 mi w of Silver Lake Road); Oroville-Quincy Highway
1158
Comment
JEPS94914
Pellaea brachyptera
Vernon Oswald and Lowell Ahart
1997-9-18
8873
Plumas
on Forest Rd. 26N25 (to Mosquito Creek) 2.3 mi ne junction with 26N26 (to Humbug Valley) (ca. 4 air mi w of Caribou)
1383
Comment Read comments Nov 25 2017
JEPS94990
Symphyotrichum spathulatum
Vernon Oswald and Lowell Ahart
1997-9-18
8879
Plumas
4 air mi wnw of Caribou (on Forest Road 26N25 to Mosquito Creek, 2.3 mi ne of its junction with 26N26 to Humbug Valley); Forest Road 26N25
Comment
JEPS95004
Arrhenatherum elatius
Vernon Oswald and Lowell Ahart
1997-9-18
8882
Plumas
4.5 mi w of Butte Valley Reservoir (Forest Road 26N25 at Soda Ravine); Forest Road 26N25 at Soda Ravine
1249
Comment
JEPS95010
Erigeron petrophilus var. sierrensis
Vernon Oswald and Lowell Ahart
1997-9-18
8878
Plumas
4.25 air mi w of Caribou (on Forest Road 26N25 to Mosquito Creek, 3.6 mi ne of its junction with 26N26 to Humbug Valley); Forest Road 26N25 to Mosquito Creek
1335
Comment
JEPS95016
Orthocarpus cuspidatus subsp. cryptanthus
Vernon Oswald and Lowell Ahart
1997-6-24
8627
Plumas
s. Susanville (on Diamond Mt. Motorway (28N15) at meadow at Wheeler Sheep Campground, on gravelly slope leading down from the rd. to the meadow); Wheeler Sheep Campground
1993
Comment
JEPS95037
Ericameria bloomeri
Vernon Oswald and Lowell Ahart
1997-9-18
8876
Plumas
4.25 air mi w of Caribou (on Forest Road 26N25 to Mosquito Creek, 2.8 mi ne of its junction with 26N26 to Humbug Valley); Forest Road 26N25 to Mosquito Creek
1411
Comment
JEPS95041
Solidago velutina subsp. californica
Vernon Oswald and Lowell Ahart
1997-9-18
8880
Plumas
4.5 mi w of Butte Valley Reservoir (Forest Road 26N25 at Soda Ravine); Forest Road 26N25 at Soda Ravine
1249
Comment
JEPS95065
Heterotheca oregona var. rudis
Vernon Oswald and Lowell Ahart
1997-9-18
8871
Plumas
10.7 mi n of Butte-Plumas County line (Highway 70 between Tobin and Belden, on bank of the North Fork Feather River); North Fork Feather River, Highway 70
627
Comment
JEPS95067
Galium bolanderi
Vernon Oswald and Lowell Ahart
1997-9-18
8877
Plumas
4.25 air mi w of Caribou (on Forest Road 26N25 to Mosquito Creek, 2.8 mi ne of its junction with 26N26 to Humbug Valley); Forest Road 26N25
1411
Comment
JEPS95069
Cirsium occidentale var. candidissimum
Vernon Oswald and Lowell Ahart
1997-9-18
8874
Plumas
4 air mi w of Caribou on Forest Road 26N25 to Mosquito Creek (2.3 mi ne of its junction with 26N26 to Humbug Valley); Forest Road 26N25
1383
Comment
JEPS95122
Cirsium occidentale var. candidissimum
Vernon Oswald and Lowell Ahart
1997-9-18
8874
Plumas
4 air mi w of Caribou on Forest Road 26N25 to Mosquito Creek (2.3 mi ne of its junction with 26N26 to Humbug Valley); Forest Road 26N25
1383
Comment
JEPS95123
Galium bolanderi
Vernon Oswald and Lowell Ahart
1997-9-18
8877
Plumas
4.25 air mi w of Caribou (on Forest Road 26N25 to Mosquito Creek, 2.8 mi ne of its junction with 26N26 to Humbug Valley); Forest Road 26N25
1411
Comment
JEPS95125
Heterotheca oregona var. rudis
Vernon Oswald and Lowell Ahart
1997-9-18
8871
Plumas
10.7 mi n of Butte-Plumas County line (Highway 70 between Tobin and Belden, on bank of the North Fork Feather River); North Fork Feather River, Highway 70
627
Comment
JEPS95172
Urtica dioica subsp. holosericea
Vernon H. Oswald and Lowell Ahart
1996-7-15
8015
Plumas
e side of the arm of Lake Almanor extending n from Hwy 36 causeway, s of road to Last Chance Campground (28N11) begins to parallel Lake Lake Almanor; High Cascade Range, Lake Almanor
1371
Comment
JEPS95180
Ericameria parryi var. latior
Vernon H. Oswald and Lowell Ahart
1996-7-15
8284
Plumas
1.6 mi s of Last Chance Campground (Forest Road 29N11 on e side of Last Chance Marsh at the n end of Lake Almanor); High Cascade Range, Last Chance Marsh, Lake Almanor
1371
Comment
JEPS95702
Sambucus racemosa var. microbotrys
Vernon H. Oswald and L. Ahart
1994-7-24
7110
Plumas
T30N R7E NW corner Sec. 27, 6500 ft, High Cascade Range, Red Fir Forest. Caribou Wilderness N of Chester, on the trail between Indian Mdw. and Beauty Lake
1981
Comment
JEPS95735
Triteleia ixioides subsp. anilina
Vernon H. Oswald and L. Ahart
1998-8-11
9492
Plumas
South side of Onion Valley on the Quincy-La Porte Rd. (County Rd. 511) northwest of Pilot Peak: T22N R10E ca. center SE1/4 Sect. 5, ca. 6250 ft elevation, lodgepole pine woodland
1905
Comment
JEPS96020
Mimulus nanus var. mephiticus
Vernon H. Oswald and Lowell Ahart
1996-8-14
8161
Plumas
Road paralleling Spanish Creek near Greens Flat ca. 2 mi (air) NW of Meadow Valley (on the Oroville-Qunicy Hwy.), northern High Sierra Nevada, Yellow Pine Forest.
1127
Comment
JEPS96021
Eriogonum nudum var. nudum
Vernon H. Oswald and Lowell Ahart
1996-8-14
8160
Plumas
ca. 2 mi. (air) n.w. Meadow Valley (road paralleling Spanish Creek near Greens Flat, on Oroville-Quincy Hwy.); northern High Sierra Nevada
1127
Comment
JEPS96024
Collomia tinctoria
Vernon H. Oswald and Lowell Ahart
1996-8-14
8159
Plumas
ca. 2 mi. (air) n.w. of Meadow Valley (on the Oroville-Quincy Hwy.) (rd. paralleling Spanish Creek near Greens Flat); northern High Sierra Nevada
1127
Comment
JEPS96032
Keckiella lemmonii
Vernon H. Oswald and Lowell Ahart
1996-8-14
8164
Plumas
Silver Lake Rd. 0.5 mi SE of Silver Lake Campground, NE of Bucks Lake, northern High Sierra Nevada, Yellow Pine Forest.
1706
Comment
JEPS96042
Circaea alpina subsp. pacifica
Vernon H. Oswald and Lowell Ahart
1996-8-14
8152
Plumas
n.e. La Porte (on La Porte-Quincy Rd. 3.1 mi. n. of rd. to Johnsville, 1.0 mi. s. of S. Fork Feather R.); n. High Sierra Nevada
1920
Comment
JEPS96043
Eucephalus breweri
Vernon H. Oswald and Lowell Ahart
1996-8-14
8147
Plumas
on the La Porte-Quincy Rd. 0.9 mi n road to Johnsville ((0.9 mi n of Sierra Co. 2 mi post), ne of La Porte); northern High Sierra Nevada
1889
Comment
JEPS96045
Carex pellita
Vernon H. Oswald and Lowell Ahart
1996-8-14
8154
Plumas
on La Porte-Quincy Rd. 3.1 mi n road to Johnsville (ne of La Porte, 1.0 mi s of South Fork of the Feather River); northern High Sierra Nevada
1920
Comment
JEPS96046
Ericameria nauseosa var. oreophila
Vernon H. Oswald and Lowell Ahart
1996-8-14
8157
Plumas
road paralleling creek ca. 2 air mi nw Meadow Valley (on the Oroville-Quincy Hwy.) (near Greens Flat, growing in hydraulic mine tailings along road); northern High Sierra Nevada, Spanish Creek
1127
Comment
JEPS96047
Ericameria parryi var. latior
Vernon H. Oswald and Lowell Ahart
1996-7-15
8284
Plumas
Forest road 29N11 Last Chance Campground (on e side of marsh, n end of lake); High Cascade Range, Lake Almanor, Last Chance Marsh
1371
Comment
JEPS96068
Horkelia fusca subsp. parviflora
Vernon H. Oswald and Lowell Ahart
1996-8-14
8181
Plumas
0.6 mi e of White Horse Campground (between Bucks Summit and Bucks Lake on the Oroville-Quincy Highway); northern High Sierra Nevada, Oroville-Quincy Highway
1615
Comment
JEPS96072
Potentilla rivalis
Vernon H. Oswald and Lowell Ahart
1996-7-15
8013
Plumas
e side of arm of Lake Almanor extending n from Highway 36 causeway, s of the point where road to Last Chance Campground (28N11) begins to parrallel lake Lake Almanor; High Cascade Range, Lake Almanor
1371
Comment
JEPS96080
Pectiantia breweri
Vernon H. Oswald and Lowell Ahart
1996-8-14
8153
Plumas
Northeast of La Porte on the La Porte-Quincy Rd. 3.1 mi N of the road to Johnsville, 1.0 mi S of the South Fork of the Feather River.
Comment
JEPS96113
Carex utriculata
Vernon H. Oswald and Lowell Ahart
1996-7-15
8055
Plumas
on Forest Rd. 28N11 just s Last Chance Campground (n end of lake); High Cascade Range, Lake Almanor, Last Chance Marsh
1371
Comment
JEPS96114
Collomia tinctoria
Vernon H. Oswald and Lowell Ahart
1996-7-15
8036
Plumas
E. side of Last Chance Marsh at n. end of Lake Almanor (ca. 1.4 mi. s. of Last Chance Campground, at streams & marshy meadow extending e. from rd. 29N11); High Cascade Range, , Last Chance Marsh
1371
Comment
JEPS96115
Oreostemma alpigenum var. andersonii
Vernon H. Oswald and Lowell Ahart
1996-7-15
8048
Plumas
just s Last Chance Campground (n end of lake); High Cascade Range, Lake Almanor, Last Chance Marsh
1371
Comment
JEPS96116
Luzula cascadensis
Vernon H. Oswald and Lowell Ahart
1996-7-15
8053
Plumas
High Cascade Range. Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on Forest Rd. 28N11.
1371
Comment
JEPS96117
Anthoxanthum odoratum
Vernon H. Oswald and Lowell Ahart
1996-7-15
8052
Plumas
just s of Last Chance Campground (on Forest Road 28N11, Last Chance Marsh at the n end of Lake Almanor, High Cascade Range); High Cascade Range, Last Chance Marsh, Lake Almanor
1371
Comment
JEPS96133
Drosera rotundifolia
Vernon H. Oswald and Lowell Ahart
1996-7-15
8050
Plumas
on Forest Rd 28N11 just s Last Chance Campground (n end of lake); High Cascade Range, Lake Almanor, Last Chance Marsh
1371
Comment
JEPS96134
Carex pellita
Vernon H. Oswald and Lowell Ahart
1996-7-15
8045
Plumas
e side of marsh ca. 1.4 mi s Last Chance Campground (n side of lake, at streams and marshy meadow extending e from road 29N11); High Cascade Range, Lake Almanor, Last Chance Marsh
1371
Comment
JEPS97363
Dicentra uniflora
Vernon H. Oswald and L. Ahart
1994-7-24
7109
Plumas
T30N R7E NW1/4 NW1/4 Sec. 27, 6400 ft, High Cascade Range, Red Fir Forest. Caribou Wilderness N of Chester, at the SW end of Indian Mdw. on the trail from Hay Mdw. to Beauty Lake
1950
Comment
JEPS97364
Phacelia racemosa
Vernon H. Oswald and L. Ahart
1994-7-24
7117
Plumas
T30N R7E NE1/4 NE1/4 Sec. 34, 6300 ft, High Cascade Range, Red Fir Forest. N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10
1920
Comment
JEPS97365
Collinsia torreyi var. wrightii
Vernon H. Oswald and L. Ahart
1994-7-24
7118
Plumas
T30N R7E NE1/4 NE1/4 Sec. 34, 6300 ft, High Cascade Range, Red Fir Forest. N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10
1920
Comment
JEPS97400
Delphinium nuttallianum
Vernon H. Oswald and L. Ahart
1994-7-24
7128
Plumas
T30N R8E SE1/4 SW1/4 Sec. 7, 6300 ft, High Cascade Range, Red Fir Forest. N of Lake Almanor and ca. 2 mi SE of Silver Lake on Forest Route 10, 0.8 mi SW of its jct. with Forest Road 30N21
1920
Comment
JEPS97401
Erigeron eatonii var. plantagineus
Vernon H. Oswald and L. Ahart
1994-7-24
7129
Plumas
T30N R8E NE1/4 NE1/4 Sec. 7, 6350 ft, High Cascade Range, Red Fir Forest. N of Lake Almanor and ca. 2 mi ESE of Silver Lake on Forest Route 10 just S of its jct. with Forest Road 30N21
1935
Comment
JEPS97403
Dodecatheon alpinum
Vernon H. Oswald and L. Ahart
1994-7-24
7107
Plumas
T30N R7E NW1/4 NW1/4 Sec. 27, 6400 ft, High Cascade Range, Red Fir Forest. Caribou Wilderness N of Chester, at the SW end of Indian Mdw. on the trail from Hay Mdw. to Beauty Lake
1950
Comment
NY601608
Penstemon heterodoxus var. shastensis
V. H. Oswald
1993-8-25
5875
Plumas
West side of the south unit of Twin Meadows, ca. 0.5 mile north of the south boundary of the park.
2057.4
Comment
RSA500422
Lycopus uniflorus
Vernon H. Oswald
1989-8-3
3917
Plumas
Willow lake located SE of Drakesbad, just s of the boundary of Lassen Volcanic Nat l Park.
1677
Comment
RSA500436
Rhynchospora alba
Vernon H. Oswald
1989-8-3
3915
Plumas
Willow lake located SE of Drakesbad, just s of the boundary of Lassen Volcanic Nat l Park.
1677
Comment
RSA500438
Carex lasiocarpa
Vernon H. Oswald
1989-8-3
3916
Plumas
Willow lake located SE of Drakesbad, just s of the boundary of Lassen Volcanic Nat l Park.
1677
Comment
UC1532342
Sanicula graveolens
Vernon Oswald
1986-6-6
2084
Plumas
La Porte--Quincy Rd at S Fork of the Feather River
1965
Comment
UC1532352
Sanicula graveolens
Vernon Oswald
1986-6-6
2097
Plumas
1.3 mi N of Four Trees (Oroville--Quincy Hwy)
1615
Comment
UC1532354
Lomatium dissectum var. multifidum
Vernon Oswald
1986-6-2
2079
Plumas
5.2 mi. s.w. of Hwy. 70 at Portola (Rd. A-15)
1524
Comment
UC1562319
Carex lasiocarpa
Vernon Oswald
1990-6-22
4314
Plumas
ca. 0.5 mi s Willow Lake (on the n side of the lake, ca. 9 mi (air) nw of Chester); Domingo Lake
1767
Comment
UC1562325
Eriastrum sparsiflorum
Vernon Oswald and Lowell Ahart
1990-7-25
4400
Plumas
on Hwy 70 0.9 mi e Vinton; Vinton Cemetary
1524
Comment
UC1562330
Platanthera leucostachys
Vernon Oswald and Lowell Ahart
1990-6-27
4327
Plumas
Oro-Quincy Highway between Merrimac and Buckeye sites (0.3 mi n of the Butte-Plumas county line)
1487
Comment
UC1564755
Schoenoplectus subterminalis
V. Oswald, L. Ahart, and L. Hanson
1989-7-31
3909
Plumas
0.5 mi (air) w Fowler Pk (6.5 mi (air) n of La Porte, lake at the headwaters of Fowler Creek (Slate Creek)); lake at headwaters Fowler Creek, Slate Creek, w of Fowler Pk
1670
Comment
UC1564756
Calamagrostis canadensis
V. Oswald, L. Ahart, and L. Hanson
1989-7-31
3905
Plumas
6.5 mi (air) N of La Porte (lake at the headwaters of Fowler (Slate) Creek; 0.5 mi (air) W of Fowler Peak)
Comment
UC1564757
Dulichium arundinaceum
V. Oswald, L. Ahart and L. Hanson
1989-7-31
3901
Plumas
6.5 air mi n of La Porte (0.5 air mi w of Fowler Peak, at headwaters of Fowler (Slate) Creek); Fowler Creek
1670
Comment
UC1564758
Carex limosa
V. Oswald, L. Ahart, and L. Hanson
1989-7-31
3903
Plumas
0.5 air mi w Fowler Pk (6.5 mi air n of La Porte, lake at the headwaters of Fowler (Slate) Creek); Fowler (Slate) Creek
1670
Comment
UC1564759
Potentilla palustris
V. Oswald, L. Ahart, and L. Hanson
1989-7-31
3902
Plumas
0.5 mi (air) w Fowler Pk (6.5 mi (air) n of La Porte, lake at the headwaters of Fowler Creek (Slate Creek)); lake at headwaters Fowler Creek, Slate Creek, w of Fowler Pk
1670
Comment
UC1564760
Utricularia minor
V. Oswald, L. Ahart, and L. Hanson
1989-7-31
3906
Plumas
6.5 mi. (air) n. of La Porte (0.5 mi. (air) w. of Fowler Peak, lake at headwaters of Fowler (Slate) Creek)
1670
Comment
UC1564761
Potamogeton gramineus
V. Oswald, L. Ahart, and L. Hanson
1989-7-31
3908
Plumas
6.5 air mi n of La Porte (0.5 air mi w of Fowler Pk., lake at the headwaters of of Fowler (Slate) Creek)
1670
Comment
UC1564763
Torreyochloa erecta
V. Oswald and L. Ahart
1989-8-22
3952
Plumas
1.5 mi n of Humbug Summit ((Butte County line), on e side of Humbug Road); Humbug Road
1981
Comment
UC1564764
Porterella carnosula
V. Oswald and L. Ahart
1989-8-22
3950
Plumas
ca 2 mi (air) nnw Humbug Summit (Lost Lake); , nnw of Humbug Summit
1950
Comment
UC1564765
Polygonum polygaloides subsp. kelloggii
V. Oswald and L. Ahart
1989-8-22
3951
Plumas
ca 2 air mi nnw Humbug Summit; Lost Lake
1950
Comment
UC1564768
Cuscuta suksdorfii
V. Oswald and L. Ahart
1989-7-22
3949
Plumas
ca 2 air mi nnw Humbug Summit; Lost Lake
1950
Comment
UC1586401
Viola adunca
Vernon H. Oswald and Lowell Ahart
1991-6-18
4693
Plumas
0.8 air mi e of Homer Lake (Forest Rd 28N68A, 1.6 mi s of it's junction with Forest Rd 28N68, 5.25 air mi n of Greenville)
2011
Comment
UC1586410
Epipactis gigantea
Vernon H. Oswald and Lowell Ahart
1991-6-18
4685
Plumas
Forest Rd 28N38 3.4 mi ene junction with County Rd 201 (Old Haun Rd) (ca 4 air mi n of Greenville)
1609
Comment
UC1586411
Cryptantha milobakeri
Vernon H. Oswald and Lowell Ahart
1991-6-18
4681
Plumas
ca 4 mi (air) n Greenville (Forest Rd 28N38, 3.4 mi ene of its junction with County Rd 201 (Old Haun Rd))
1609
Comment
UC1586412
Collomia tinctoria
Vernon H. Oswald and Lowell Ahart
1991-6-18
4683
Plumas
Forest Road 28N38 3.4 mi nne County Road 201 (Old Haun Road) (ca 4 mi (air) n of Greenville)
1609
Comment
UC1586413
Asclepias cordifolia
Vernon H. Oswald and Lowell Ahart
1991-6-18
4682
Plumas
ca. 4 mi (air) n Greenville (Forest Rd. 28N38, 3.4 mi nne of its junction with County Rd. 201 (Old Haun Rd.))
1609
Comment
UC1586414
Lotus crassifolius
Vernon H. Oswald and Lowell Ahart
1991-6-18
4679
Plumas
ca 4 mi air n Greenville (Forest Rd 28N38, 3.4 mi ene of its junction with County Rd 201 (Old Haun Rd))
1609
Comment
UC1586415
Hydrophyllum occidentale
Vernon H. Oswald and Lowell Ahart
1991-6-18
4687
Plumas
about 4 air mi n Greenville (Forest Rd 28N38, 3.4 mi ene of its junction with County Rd 201 (Old Haun Rd))
1609
Comment
UC1586416
Lupinus onustus
Vernon H. Oswald and Lowell Ahart
1991-6-18
4688
Plumas
ca 4.5 mi (air) n Greenville (Forest Rd. 28N38, 4.9 mi ene of its jct w/County Rd 201 (Old Haun Rd.), 0.4 mi nw of its jct w/Forest Rd. 28N68 at Greenville Saddle)
1609
Comment
UC1586417
Ribes cereum
Vernon H. Oswald and Lowell Ahart
1991-6-18
4689
Plumas
ca. 5.5 mi (air) n Greenville (ne side of lake); Homer Lake
1920
Comment
UC1586418
Melica fugax
Vernon H. Oswald and Lowell Ahart
1991-6-18
4691
Plumas
ca 5.5 air mi n Greenville (nw side of Homer Lake); Homer Lake
1920
Comment
UC1586419
Acer glabrum var. diffusum
Vernon H. Oswald and Lowell Ahart
1991-6-18
4692
Plumas
located ca 5.5 mi (air) n Greenville (Homer Lake); , n of Greenville
1920
Comment
UC1586424
Nemophila parviflora var. austiniae
Vernon H. Oswald and Lowell Ahart
1991-6-18
4690
Plumas
ca 5.5 mi (air) n Greenville (nw side of Homer Lake); Homer Lake, n of Greenville
1920
Comment
UC1586425
Hastingsia alba
Vernon H. Oswald and Lowell Ahart
1991-6-18
4676
Plumas
1.7 mi ne of its junction with County Rd. 201 (Old Haun Road) ca 4 mi (air) nnw Greenville (Forest Road 28N38)
1463
Comment
UC1586426
Iris hartwegii subsp. pinetorum
Vernon H. Oswald and Lowell Ahart
1991-6-18
4675
Plumas
ca 3 air mi nnw Greenville (Forest Rd 28N38, 1.7 mi ne Forest Rd 28N38 junction with County Rd 201 (Old Haun Rd))
1463
Comment
UC1586427
Viola purpurea subsp. integrifolia
Vernon H. Oswald and Lowell Ahart
1991-6-18
4680
Plumas
4 air mi n of Greenville (Forest Rd 28N38, 3.4 mi ene of its junction with County Rd 201 (Old Haun Rd))
1609
Comment
UC1586428
Cycladenia humilis var. humilis
Vernon H. Oswald and Lowell Ahart
1991-6-18
4686
Plumas
4 air mi n of Greenville (Forest Road 28N38 3.4 mi ene of its junction w County Road 201 (Old Haun Road)); Forest Road 28N38
Comment
UC1586429
Boechera pinetorum
Vernon H. Oswald and Lowell Ahart
1991-6-18
4684
Plumas
ca 4 mi (air) n Greenville (Forest Rd 28N38, 3.4 mi ene of its junction with County Rd 201 (Old Haun Rd))
1609
Comment
UC1586440
Betula glandulosa
Vernon H. Oswald and Lowell Ahart
1991-7-30
4790
Plumas
w side of valley ca 6 mi (air) ene Humbug Summit (ca 12 mi (air) s of Chester, within fenced marshy enclosure at springs); Humbug Valley, Big Spring
1310
Comment
UC1586441
Lemna trisulca
Vernon H. Oswald and Lowell Ahart
1991-7-30
4796
Plumas
6 air mi ene of Humbug Summit (12 air mi s of Chester, Big Springs on w side of Humbug Valley); Humbug Valley, Big Springs
1310
Comment
UC1586445
Corydalis caseana subsp. caseana
Vernon H. Oswald and Lowell Ahart
1991-7-30
4783
Plumas
5.2 mi. (odometer) n.e. of Humbug Summit (between Humbug Summit and Humbug Valley, Humbug Rd. at Grizzly Creek)
1777
Comment
UC1586451
Sphenosciadium capitellatum
Vernon H. Oswald and Lowell Ahart
1991-7-30
4781
Plumas
Humbug Rd at Grizzly Creek 5.2 mi (odometer) ne Humbug Summit ((between Humbug Summit and Humbug Valley)); Grizzley Creek, ne of Humbug Summit
1777
Comment
UC1586453
Ribes inerme var. inerme
Vernon H. Oswald and Lowell Ahart
1991-7-30
4798
Plumas
ca. 6 mi (air) ene Humbug Summit (within the fenced enclosure at the springs, ca. 12 mi (air) s of Chester, w side of valley); Humbug Valley, Big Springs
1310
Comment
UC1586455
Agrostis idahoensis
Vernon H. Oswald and Lowell Ahart
1991-7-30
4795
Plumas
ca 6 mi (air) ene Humbug Summit (ca 12 mi (air) s of Chester, Big Springs on w side Humbug Valley); w side Humbug Valley, Big Springs
1310
Comment
UC1586456
Muhlenbergia andina
Vernon H. Oswald and Lowell Ahart
1991-7-30
4797
Plumas
ca 6 mi (air) ene Humbug Summit (12 mi (air) s of Chester, w side of valley, within fenced enclosure at springs); Humbug Valley, Big Springs
1310
Comment
UC1586457
Veronica scutellata
Vernon H. Oswald and Lowell Ahart
1991-7-30
4789
Plumas
6 air mi ene of Humbug Summit (12 air mi s of Chester, Big Springs on w side of Humbug Valley); Humbug Valley, Big Springs
1310
Comment
UC1586458
Eriophorum gracile
Vernon H. Oswald and Lowell Ahart
1991-7-30
4794
Plumas
ca. 6 mi. (air) e.-n.e. Humbug Summit (ca. 12 mi. (air) s. of Chester, Big Springs, w. side of Humbug Valley, bog within fenced enclosure at springs); Humbug Valley, Big Springs
1310
Comment
UC1586459
Packera pauciflora
Vernon H. Oswald and Lowell Ahart
1991-7-30
4788
Plumas
Big Springs on the w side Humbug Valley (ca 6 mi (air) ene of Humbug Summit, ca 12 mi (air) s of Chester); Big Springs on w side Humbug Valley
1310
Comment
UC1586461
Drosera X obovata
Vernon H. Oswald and Lowell Ahart
1991-7-30
4792
Plumas
ca 6 air mi ene Humbug Summit (ca 12 air mi s of Chester, w side of valley, fenced enclosure at the springs); Humbug Valley, Big Springs
1310
Comment
UC1586462
Potentilla palustris
Vernon H. Oswald and Lowell Ahart
1991-7-30
4791
Plumas
ca 6 mi (air) ene Humbug Summit (ca 12 mi (air) s of Chester, Big Springs on w side Humbug Valley); w side Humbug Valley, Big Springs
1310
Comment
UC1586463
Lonicera cauriana
Vernon H. Oswald and Lowell Ahart
1991-7-30
4786
Plumas
5.2 mi (odometer) ne Humbug Summit (between Humbug Summit and Humbug Valley, Humbug Rd.); Grizzly Creek
1777
Comment
UC1586464
Epilobium oregonense
Vernon H. Oswald and Lowell Ahart
1991-7-30
4780
Plumas
Humbug Rd 5.2 (odometer) mi ne of Humbug summit (between Humbug Summit and Humbug Valley); Grizzly Creek
1777
Comment
UC1586465
Tofieldia occidentalis subsp. occidentalis
Vernon H. Oswald and Lowell Ahart
1991-7-30
4785
Plumas
Grizzly Creek; at Humbug Road, 5.2 (odometer) mi ne of Humbug Summit (between Humbug Summit and Humbug Valley)
1777
Comment
UC1586466
Lonicera involucrata var. involucrata
Vernon H. Oswald and Lowell Ahart
1991-7-30
4787
Plumas
5.2 mi (odometer) ne Humbug Summit (Humbug Rd., between Humbug Summit and Humbug Valley); Grizzly Creek
1777
Comment
UC1586468
Gentiana newberryi
Vernon H. Oswald and Lowell Ahart
1991-7-30
4782
Plumas
5.2 mi (odometer) ne Humbug Summit (between Humbug Summit and Humbug Valley) (Humbug Rd at Grizzly Creek); Grizzly Creek
1777
Comment
UC1586469
Hypericum formosum var. scouleri
Vernon H. Oswald and Lowell Ahart
1991-7-30
4779
Plumas
5.2 mi. (odometer) n.e. Humbug Summit (between Humbug Summit and Humbug Valley, Humbug Rd. at Grizzly Creek)
1777
Comment
UC1594534
Keckiella lemmonii
Vernon H. Oswald, Lowell Ahart, Loren Gehrung, Linnea Hanson and Tyleasi Martin
1992-8-20
5173
Plumas
ca 2.25 air mi ese Pilot Peak (ca 9 air mi ne of La Porte, Forest Rd 23N10 between junction of 22N19 and Hopkins Creek)
1706
Comment
UC1594586
Dulichium arundinaceum
Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway, and Joan Reynolds
1992-7-1
5037
Plumas
just w of Lakes Basin Campground (5 air mi ssw of Graegle via Gold Lake Forest Hwy, County Road 519, Grass Lake); Grass Lake, County Road 519
1926
Comment
UC1594587
Carex lasiocarpa
Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway and Joan Reynolds
1992-7-1
5033
Plumas
ca. 5 mi (air) ssw Graeagle (via Gold Lake Forest Hwy. (County Rd. 519), just w of Lakes Basin Campground); Grass Lake
1926
Comment
UC1594608
Epilobium luteum
Vernon H. Oswald, Lowell Ahart, Loren Gehrung, Linnea Hanson, and Tyleasi Martin
1992-8-20
5172
Plumas
Forest Rd 23N10 between junction of 22N19 and Hopkins Creek (ca 2.25 air mi ese of Pilot Pk., ca 9 air mi ne of La Porte)
1706
Comment
UC1594634
Phacelia hydrophylloides
Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway, and Joan Reynolds
1992-7-1
5046
Plumas
near entrance of Lakes Basin Campground (ca 5 air mi ssw of Graeagle via Gold Lake Forest Hwy (County Rd 519))
1926
Comment
UC1594654
Linaria vulgaris
Vernon H. Oswald, Lowell Ahart, Loren Gehrung, Linnea Hanson and Tyleasi Martin
1992-8-20
5169
Plumas
on n edge of La Porte, Quincy-La Porte Road La Porte; , Quincy-La Porte Road
1514
Comment
UC1594680
Pyrola asarifolia
Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway, and Joan Reynolds
1992-7-1
5043
Plumas
Grass Lake located just W of Lakes Basin Campground ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd 519)
1926
Comment
UC1594684
Schoenoplectus subterminalis
Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway and Joan Reynolds
1992-7-1
5036
Plumas
via Gold Lake Forest Hwy (County Rd. 519) ca 5 mi (air) ssw Graeagle (Grass Lake located just w of Lakes Basin Campground, w end Grass Lake); w end Grass Lake, w of Lakes Basin Campground
1926
Comment
UC1594685
Carex lenticularis var. impressa
Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway and Joan Reynolds
1992-7-1
5041
Plumas
via Gold Lake Forest Hwy. (County Rd. 519) ca. 5 mi (air) ssw Graeagle (w end Grass Lake, located just w of Lakes Basin Campground); Grass Lake
1926
Comment
UC1594686
Potentilla palustris
Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway and Joan Reynolds
1992-7-1
5035
Plumas
via Gold Lake Forest Hwy (County Rd. 519) ca 5 mi (air) ssw Graeagle (Grass Lake located just w of Lakes Basin Campground); Grass Lake, ssw of Graeagle
1926
Comment
UC1594687
Vaccinium cespitosum
Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway, and Joan Reynolds
1992-7-1
5042
Plumas
ca 5 air mi ssw Graeagle (via Gold Lake Forest Hwy (County Rd. 519), just w of Lakes Basin Campground, w end of Grass Lake); Grass Lake
1926
Comment
UC1594688
Salix eastwoodiae
Vernon H. Oswald, et al.
1992-7-1
5034
Plumas
Grass Lake located just w of Lakes Basin Campground (ca. 5 mi (air) ssw of Graegle via Gold Lake Forest Hwy. (County Rd. 519), w end of lake)
1926
Comment
UC1594689
Carex lenticularis var. lipocarpa
Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway and Joan Reynolds
1992-7-1
5040
Plumas
ca. 5 mi (air) ssw Graeagle (via Gold Lake Forest Hwy. (County Rd. 519), w end of lake, just w of Lakes Basin Campground); Grass Lake
1926
Comment
UC1594690
Carex canescens
Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway and Joan Reynolds
1992-7-1
5039
Plumas
via Gold Lake Forest Hwy. (County Rd. 519) ca 5 mi (air) ssw Graeagle (w end Grass Lake, located just w of Lakes Basin Campground); Grass Lake
1926
Comment
UC1609125
Orthilia secunda
Vernon H. Oswald and Lowell Ahart
1993-8-25
5855
Plumas
Ridge Lake located ca. 1 mi ESE of Spencer Mdw. ca. 0.6 mi S of Lassen Park.
1978
Comment
UC1609144
Scirpus acutus var. occidentalis
Vernon H. Oswald and Lowell Ahart
1993-8-3
5762
Plumas
Unnamed lake 0.25 mi e of Hay Meadow (9 air mi n of Lake Almanor, near n end of 30N25 on s edge of Caribou Wilderness); Caribou Wilderness
1926
Comment
UC1609145
Platanthera leucostachys
Vernon H. Oswald and Lowell Ahart
1993-8-3
5764
Plumas
ca 0.25 mi e Hay Meadow (n side of unnamed lake, on the s edge of the Caribou Wilderness, near the n end of 30N25, ca 9 mi (air) n of Lake Almanor); Caribou Wildernes
1926
Comment
UC1609194
Pedicularis attollens
Vernon H. Oswald and Lowell Ahart
1993-8-3
5765
Plumas
along n side of Unnamed lake 0.25 mi e of Hay Meadow (on the s edge of Caribou Wilderness near n end of 30N25, 9 air mi n of Lake Almanor); Caribou Wilderness
1926
Comment
UC1609200
Carex lasiocarpa
Vernon H. Oswald and Lowell Ahart
1993-8-3
5758
Plumas
ca. 9 mi (air) n Lake Almanor (in the se corner of the meadow at the n end of 30N25 on the s edge of the Caribou Wilderness,); Caribou Wilderness, Hay Meadow
1950
Comment
UC1609201
Brasenia schreberi
Vernon H. Oswald and Lowell Ahart
1993-8-11
5782
Plumas
ca. 0.5 mi s Willow Lake (ca 1 mi s of Lassen Volcanic National Park, Domingo Lake); Domingo Lake, s of Lassen Volcanic National Park
1767
Comment
UC1609246
Dulichium arundinaceum
Vernon H. Oswald and Lowell Ahart
1993-8-3
5760
Plumas
9 air mi n of Lake Almanor (Hay Meadow at n end of 30N25 on s edge of Caribou Wilderness); Caribou Wilderness, Hay Meadow
1950
Comment
UC1609266
Saxifraga oregana
Vernon H. Oswald and Lowell Ahart
1993-8-3
5763
Plumas
0.25 mi e of Hay Meadow (on s edge of the Caribou Wilderness near n end of 30N25, 9 air mi n of Lake Almanor, at unnamed lake); Caribou Wilderness
1926
Comment
UC1609325
Arnica discoidea
Vernon H. Oswald and Lowell Ahart
1993-8-11
5781
Plumas
0.5 mi s Willow Lake (ca 1 mi s of Lassen Park, se side of lake); Domingo Lake
1767
Comment
UC1609397
Botrychium simplex
Vernon H. Oswald and Lowell Ahart
1993-8-3
5768
Plumas
ca. 9 mi (air) n Lake Almanor (unnamed lake ca. 0.25 mi e of Hay Meadow, n end 30N25, sw corner of lake); s edge Caribou Wilderness
1926
Comment
UC1609428
Menyanthes trifoliata
Vernon H. Oswald and Lowell Ahart
1993-8-3
5759
Plumas
9 air mi n of Lake Almanor (Hay Meadow at n end of 30N25 on s edge of the Caribou Wilderness); Caribou Wilderness, Hay Meadow
1950
Comment
UC1609492
Potamogeton natans
Vernon H. Oswald and Lowell Ahart
1993-8-11
5783
Plumas
Domingo Lake 0.5 mi s of Willow Lake (1 mi s of Lassen Volcanic National Park); Domingo Lake
1767
Comment
UC1609493
Sparganium angustifolium
Vernon H. Oswald and Lowell Ahart
1993-8-25
5854
Plumas
ca 1 mi ese Spencer Meadow (ca 0.6 mi s of Lassen Peak, Ridge Lake, especially the se arm of the lake); Ridge Lake
1978
Comment
UC1609498
Schoenoplectus subterminalis
Vernon H. Oswald and Lowell Ahart
1993-8-3
5766
Plumas
unnamed lake ca 0.25 mi e Hay Meadow (w. side of the lake, on s edge Caribou Wilderness near the n end of 30N25 ca 9 mi (air) n of Lake Almanor); s edge Caribou Wilderness, e of Hay Meadow, n Lake Almanor
1926
Comment
UCR263560
Orthocarpus cuspidatus subsp. cryptanthus
Vernon H. Oswald, Lowell Ahart
1997-6-24
8627
Plumas
Sierra Nevada Mountaisn, South of Susanville on Diamond Mtn. Motorway (28N15) at the meadow of Wheeler Sheep Campground
1994
Comment
UCR263562
Keckiella lemmonii
Vernon H. Oswald, Lowell Ahart, Loren Gehrung, Linnea Hanson, Tyleas
1992-8-20
5173
Plumas
Sierra Nevada Mountains, Forest Rd. 23N10 between the junction of 22N19 and Hopkins Creek, ca. 2.25 mi (air)ESE of Pilot Pk., ca. 9 mi (air) NE of La Porte
1707
Comment
UCSB63772
Carex scabriuscula
Oswald, Vernon; Ahart, Lowell
1998-8-11
Plumas
USFS 23N85Y; 0.8 mi. east of Oroville-Quincy Hwy.; 6.2 mi. northeast of Four Trees; on the south side of Frenchman Hill: T23N R7E NW1/4 Sect. 18
1737
Comment
CAS-BOT-BC19943
Carex exsiccata
V. Oswald; L. Ahart
1988-8-4
3673
Plumas
Willow Lake located SE of Drakesbad just S of the boundary of Lassen Volcanic National Park.
1676
Comment
CAS-BOT-BC454041
Potamogeton pusillus subsp. pusillus
V. Oswald; L. Ahart
1988-8-4
3665
Plumas
Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park.
1676
Comment
CDA27972
Trifolium kingii var. productum
Vernon H. Oswald & Lowell Ahart
1998-8-11
9476
Plumas
USFS 23N85Y 0.8 mile east of Oroville-Quincy Highway, 6.2 miles northeast of Four Trees, on the south side of Frenchman Hill.
Comment
CDA33252
Triteleia hyacinthina
Vernon H. Oswald & Lowell Ahart
1998-8-11
9480
Plumas
USFS 23N85Y 0.8 mile east of Oroville-Quincy Highway, 6.2 miles northeast of Four Trees, on the south side of Frenchman Hill.
Comment
CDA38474
Oxypolis occidentalis
Vernon H. Oswald & Lowell Ahart
1998-8-11
9493
Plumas
Quincy-La Porte Road (County Road 511) at the South Fork Feather River west of Pilot Peak.
Comment
CDA40132
Navarretia leptalea
Vernon H. Oswald & Lowell Ahart
1998-8-11
9477
Plumas
USFS 23N85Y 0.8 mile east of Oroville-Quincy Highway, 6.2 miles northeast of Four Trees, on the south side of Frenchman Hill.
Comment
CDA41806
Orthocarpus cuspidatus subsp. cryptanthus
Vernon H. Oswald & Lowell Ahart
1998-8-11
9489
Plumas
Northwest of Onion Valley at Monitor Flat on Cleghorn Bar Road 2.5 miles west of Quincy-La Porte Road (County Road 511).
Comment
CHSC58188
Calystegia occidentalis subsp. occidentalis
Vernon H. Oswald; Lowell Ahart
1992-6-22
5014
Plumas
Lassen Volcanic National Park. Little willow Creek between Willow Lake and the access road into Terminal Geyser.
1737
Comment
HSC93183
Urtica dioica subsp. holosericea
Vernon H. Oswald, L. Ahart
1996-7-15
8015
Plumas
E side of the arm of Lake Almanor extending N from Hwy. 36 causeway, S of the point where the road to Last Chance Campground begins to parallel the lake, High Cascade Range.
1372
Comment
HSC93208
Circaea alpina subsp. pacifica
Vernon H. Oswald, L. Ahart
1966-8-14
8152
Plumas
High Sierra Nevada, NE of La Porte on the La Porte-Quincy Rd. 3.1 mi. N of the Rd. to Johnsville, 1 mi. S of the S fork of the Feather River
1921
Comment
HSC93209
Carex lanuginosa
Vernon H. Oswald, L. Ahart
1996-8-14
8154
Plumas
NE of LaPorte on the LaPorte-Quincy Rd., 3.1 mi. N of the road to Johnsville, 1 mi. S of the S Fork of the Feather River
1921
Comment
HSC93210
Cuscuta occidentalis
Vernon H. Oswald, L. Ahart
1996-8-14
8150
Plumas
NE of La Porte-Quincy Rd. 0.9 mi. N of the road to Johnsville (0.9 mi. N of the Sierra Co. 2 mi. post); high Sierra Nevada
1890
Comment
HSC93212
Sphenosciadium capitellatum
Vernon H. Oswald, L. Ahart
1996-8-1
8139
Plumas
FS 27N16 on the S slope of Dyer Mtn. at a branch of Second Water Trough Creek, about 1.5 mi. NW of Hauns Meadow, 1.5 mi. SE of Dyer Mtn. Lookout , N of Hwy. 89, E of Lake Almanor.
1707
Comment
HSC93233
Eurybia integrifolia
Vernon H. Oswald, L. Ahart
1996-8-14
8148
Plumas
NE of La Porte-Quincy Rd. 0.9 mi. N of the road to Johnsville (0.9 mi. N of the Sierra Co. 2 mi. post); high Sierra Nevada
1890
Comment
HSC93234
Symphyotrichum spathulatum var. spathulatum
Vernon H. Oswald, L. Ahart
1996-8-14
8149
Plumas
NE of La Porte-Quincy Rd. 0.9 mi. N of the road to Johnsville (0.9 mi. N of the Sierra Co. 2 mi. post); high Sierra Nevada
1890
Comment
HSC93237
Cuscuta subinclusa
Vernon H. Oswald, L. Ahart
1996-8-14
8173
Plumas
N High Sierra Nevada, near Bucks Summit on the Oroville-Quincy Hwy. between Meadow Valley and Bucks Lake, 3.6 mi. SW of Silver Lake Rd., 1.8 mi. NE of White Horse Campground
1677
Comment
HSC93239
Pedicularis racemosa
Vernon H. Oswald, L. Ahart
1996-8-14
8167
Plumas
Silver Lake Rd., 1.9 mi. SE of Silver Lake Campground, NE of Bucks Lake, N High Sierra Nevada
1646
Comment
HSC93303
Castilleja miniata subsp. miniata
Vernon H. Oswald, L. Ahart
1996-8-1
8141
Plumas
FS 27N16 on the S slope of Dyer Mtn. at a branch of Second Water Trough Creek, about 1.5 mi. NW of Hauns Meadow, 1.5 mi. SE of Dyer Mtn. Lookout , N of Hwy. 89, E of Lake Almanor.
1707
Comment
HSC93304
Pycnanthemum californicum
Vernon H. Oswald, L. Ahart
1996-8-1
8132
Plumas
Old Haun Rd. (Rd. 201) on the S slope of Dyer Mtn. at Second Water Trough Creek, .5 mi. W of Hauns Meadow, SE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville
1433
Comment
HSC93316
Mentha canadensis
Vernon H. Oswald, L. Ahart
1996-7-15
8035
Plumas
E side of Last Chance Marsh at the N end of Lake Almanor, 1.4 mi. S of Last Chance Campground, E from FS Rd. 29N11
1372
Comment
HSC93323
Veronica scutellata
Vernon H. Oswald, L. Ahart
1996-7-15
8017
Plumas
E side of Last Chance Marsh at the N end of Lake Almanor, 1.4 mi. S of Last Chance Campground, E from FS Rd. 29N11
1372
Comment
HSC93324
Matricaria discoidea
Vernon H. Oswald, L. Ahart
1996-7-15
8014
Plumas
E side of the arm of Lake Almanor extending N from Hwy. 36 causeway, S of the point where the road to Last Chance Campground begins to parallel the lake, High Cascade Range.
1372
Comment
HSC93325
Potentilla biennis
Vernon H. Oswald, L. Ahart
1996-7-15
8013
Plumas
E side of the arm of Lake Almanor extending N from Hwy. 36 causeway, S of the point where the road to Last Chance Campground begins to parallel the lake, High Cascade Range.
1372
Comment
HSC93326
Clarkia rhomboidea
Vernon H. Oswald, L. Ahart
1996-7-15
8019
Plumas
E side of the arm of Lake Almanor extending N from Hwy. 36 causeway, S of the point where the road to Last Chance Campground begins to parallel the lake, High Cascade Range.
1372
Comment
HSC93347
Hypericum scouleri
Vernon H. Oswald, L. Ahart
1996-7-15
8042
Plumas
E side of Last Chance Marsh at the N end of Lake Almanor, 1.4 mi. S of Last Chance Campground, E from FS Rd. 29N11
1372
Comment
HSC93420
Drosera rotundifolia
Vernon H. Oswald, L. Ahart
1996-7-15
8050
Plumas
Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on FS 28N11
1372
Comment
HSC93422
Carex utriculata
Vernon H. Oswald, L. Ahart
1996-7-15
8055
Plumas
Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on FS 28N11
1372
Comment
JEPS83782
Scheuchzeria palustris subsp. americana
V. Oswald and L. Ahart
1988-8-4
3672
Plumas
just s boundary of Lassen Volcanic National Park (se of Drakesbad, s side of lake); Willow Lake
1676
Comment
JEPS83784
Carex lasiocarpa var. americana
V. Oswald and L. Ahart
1988-8-4
3679
Plumas
Willow Lake locasted SE of Drakesbad just S of the boundary of Lassen Volcanic National Park; NE of the lake
1676
Comment
JEPS88222
Cuscuta californica
Vernon H. Oswald and Lowell Ahart
1996-8-14
8150
Plumas
NE of La Porte on the La Porte - Quincy Road 0.9 mi N of the road to Johnsville (0.9 mi N of the Sierra Co. 2 mi post); northern High Sierra Nevada
1889
Comment
JEPS96033
Cuscuta subinclusa
Vernon H. Oswald and Lowell Ahart
1996-8-14
8173
Plumas
near Bucks Summit on Oroville - Quincy Hwy between Meadow Valley and Bucks Lake, 3.6 mi SW of Silver Lake Road, 1.8 mi NE of White Horse Campground; northern High Sierra
1676
Comment
JEPS96086
Cuscuta suksdorfii
Vernon H. Oswald and Lowell Ahart
1996-8-14
8151
Plumas
NE of La Porte on the La Porte - Quincy Road 301. mi N of the road to Johnsville, 1.0 mi S of the South Fork of the Feather River; northern High Sierra Nevada
1920
Comment
JEPS97934
Sidalcea oregana subsp. spicata
Vernon H. Oswald and Lowell Ahart
1998-8-11
9483
Plumas
Grizzly Creek, W of Bucks Lake on USFS 23N36 0.1 mi E of Oroville - Quincy Hwy
1566
Comment
JEPS97936
Sidalcea glaucescens
Vernon H. Oswald and Lowell Ahart
1998-8-11
9475
Plumas
USFS 23N85Y 0.6 mi E of Oroville - Quincy Hwy, 6.2 mi NE of Four Trees, S side of Frenchman Hill
1737
Comment
RSA500442
Corydalis caseana
Vernon H. Oswald, W. Dempsey
1989-8-24
3969
Plumas
Big Springs in Humbug Valley, ca. 13 miles (air) south of Chester
Comment
SEINET10510252
Agrostis idahoensis
Vernon H. Oswald, Lowell Ahart
1991-7-30
Oswald 4795
Plumas
Big Springs on the W side of Humbug Valley, ca. 6 miles (air) ENE of Humbug Summit, ca. 12 miles (air S of Chester. Scattered plans along the edge of a downed log on a open patch of quaking sphagnum bog within the fenced enclosure at the springs.
Comment
SEINET10520727
Calamagrostis canadensis
Vernon H. Oswald, Lowell Ahart; L. Hanson
1989-7-31
Oswald 3905
Plumas
T22N R9E nw/nw/S17, Freshwater Marsh in Red Fir Forest. Lake at the headwaters of Fowler (Slate) Creek, 6.5 mi (air) n of La Porte, 0.5 mi (air) w of Fowler Pak. Locally abundant on a small, floating bog.
1670
Comment
SEINET10580361
Asclepias cordifolia
Vernon H. Oswald, Lowell Ahart
1991-6-18
Oswald 4682
Plumas
Forest Road 28N38, 3.4 mi ENE of its junction with County Road 201 (Old Haun Road), ca 4 mi (air) N of Greenville
1609
Comment
SEINET10599382
Melica fugax
Vernon H. Oswald, Lowell Ahart
1995-7-24
Oswald 7125
Plumas
T30N R7E NE1/4 NE1/4 Sec. 34, High Cascade Range, Red Fir Forest. N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10. Growing in dry rocky volcanic soil in open, recently logged forest.
1920
Comment
SEINET10706966
Carex limosa
Vernon H. Oswald, Lowell Ahart
1988-8-4
Oswald 3678
Plumas
T29N, R5E, se/nw/S6, Red Fir Forest. Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park.
1676
Comment
SEINET10706979
Carex limosa
Vernon H. Oswald, Lowell Ahart; L. Hanson
1989-7-31
Oswald 3903
Plumas
T22N R9E nw/nw/S17, Freshwater Marsh in Red Fir Forest. Lake at the headwateres of Fowler (Slatez) Creek, 6.5 mi (air) n of La Porte, 0.5 mi (air) w of Fowler Pk. Common on a small floating bog.
1670
Comment
SEINET10823180
Carex exsiccata
Vernon H. Oswald, Lowell Ahart
1988-8-4
Oswald 3673
Plumas
T29N, R5E, SW/NW S6, Red Fir. Forest. Willow Lake located se of Drakesbad just S of the boundary of Lassen Volcanic National Park.
1676
Comment
SEINET10859933
Puccinellia erecta
Vernon H. Oswald, Lowell Ahart
1989-8-22
Oswald 3952
Plumas
T26N R5E se/S11, Red Fir Forest. Impounded spring on the e side of Humbug Rd 1.5 mi (odometer) n of Humbug Summit (Butte County line). Rooted in shallow water on the edge of the pond.
1981
Comment
SEINET10860129
Muhlenbergia andina
Vernon H. Oswald, Lowell Ahart
1991-7-30
Oswald 4797
Plumas
Big Springs on the west side of Humbubug Valley, ca. 6 miles (air) east-northeast of HUmbug Summit, ca. 12 miles (air) south of Chester. T26N R6E sw/S1. Yellow Pine Forest.
1311
Comment
SEINET10912869
Carex whitneyi
Vernon H. Oswald, Lowell Ahart
1995-7-24
Oswald 7121
Plumas
T30N R7E NE1/4 NE1/4 Sec. 34. High Cascade Range, Red Fir Forest. N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10. Tufted sedge in dry, rocky volcanic soil in open, recently logged forest.
1920
Comment
SEINET10916824
Carex lasiocarpa
Vernon H. Oswald, Lowell Ahart
1988-8-4
Oswald 3679
Plumas
T29N R5E se/nw/S6, Red Fir Forest. Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. Occasional sedge which forms small tufts on the edge of a floating sphagnum bog where it drops off into deep water; located on the ne side of the lake.
1676
Comment
SEINET10916825
Carex lasiocarpa
Oswald
1990-6-22
OSWALD 4314
Plumas
T29N R6E sw/sw/s6, Red Fir Forest. Domingo Lake, ca. 0.5 mi south of Willow Lake ca. 9 mi (air) northwest of Chester. Common rhizomatous sedge in 3-4 dm of water on the north side of the lake.
1768
Comment
UC1562326
Ambrosia acanthicarpa
Vernon Oswald and Lowell Ahart
1990-7-25
4401
Plumas
.9 mi e on Hwy 70, (Vinton Cemetery) Vinton; Vinton Cemetery
Comment
UC1586452
Kyhosia bolanderi
Vernon H. Oswald and Lowell Ahart
1991-7-30
4778
Plumas
5.2 mi (odometer) ne of Humbug Summit; Humbug, Grizzly Creek
1777
Comment
UC1586454
Eleocharis suksdorfiana
Vernon H. Oswald and Lowell Ahart
1991-7-30
4793
Plumas
12 air mi S of Chester (Big Springs, within fenced enclosure; 6 air mi ENE of Humbug Summit); Humbug Valley, W side
1310
Comment
UC1586467
Arnica parryi
Vernon H. Oswald and Lowell Ahart
1991-7-30
4784
Plumas
5.2 mi ne of, Humbug Rd at Grizzly Creek Humbug Summit; Grizzly Creek
1777
Comment
UC1586470
Hieracium nudicaule
Vernon H. Oswald
1991-7-17
4755
Plumas
0.5 mi (air) s Little Willow Lake (and ca 3 mi (air) s of Drakesbad, Forest Rd 29N16 (Little Willow Lake Rd), 0.4 mi n of its junction with Forest Rd 29N18 (Upper Rice Creek Rd.))
1874
Comment
UC1594620
Symphyotrichum spathulatum
Vernon H. Oswald, Lowell Ahart, Loren Gehrung, Linnea Hanson, and Tyleasi Martin
1992-8-20
5170
Plumas
at n edge, between Quincy-La Porte Rd and pond La Porte
1514
Comment
UC1594682
Mitella breweri
Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway, and Joan Reynolds
1992-7-1
5044 b
Plumas
near entrance gate to Elwell Lodge (s end of campground, s margin of lake, ca 5 air mi ssw of Graeagle via Gold Lake Forest Hwy (County Rd. 519)); Grass Lake, Lakes Basin Campground
Comment