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Specimen ID
Determination *
Collector
Collection Date
Collection Number
County
Locality
Elevation in meters
Feedback
RSA232720
Abies concolor
Larry E. DeBuhr, Gary Wallace
1972-5-21
602
Plumas
Plumas National Forest, along Highway 89 by west shore of Lake Almanor.
1402
Comment
JEPS48675
Acer glabrum
Esther C. Fritz
1933-7-2
Plumas
Highway above Meadow Valley (near spring); highway above Meadow Valley, near spring
Comment
UC917262
Acer glabrum var. glabrum
J. M. Tucker
1948-7-25
1737
Plumas
sw side of Camel Peak Pinchard Creek, sw side of Camel Peak (Pinchard Creek, mine of United Mining Company)
1524
Comment
RSA31122
Acer glabrum var. torreyi
A. A. Heller
1915-7-7
12054
Plumas
Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks in the forest.
1677
Comment
CHSC102103
Achillea millefolium
Lowell Ahart; John Dittes, Josephine Guardino
2009-7-29
16214
Plumas
On dry rocky soil, along a drainage from a snow lake, about 100 yards northeast of the snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse.
1677
Comment
SFV11417
Achillea millefolium
M. L. Vincent
1968-6-10
866
Plumas
Sierra Nevada Caribou Road. 1 mile from Feather River, Highway 70.
730
Comment
UC1131589
Achnatherum hymenoides
C. W. Hanks
1934-8-13
45
Plumas
ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle
Comment
UC1137070
Achnatherum lemmonii
August L. Hormay
1932-6-11
Plumas
Long Canyon Plumas National Forest, Long Canyon
Comment
CAS-BOT-BC216877
Achnatherum occidentale
John Thomas Howell; Gordon H. True
1967-7-11
43336
Plumas
Summit ridge of mount Hough
2194
Comment
JEPS102742
Achnatherum occidentale subsp. californicum
Lowell Ahart
2001-7-11
8896
Plumas
Large outcrop SW of Homer Lake, west of the trail to Homer Lake, about 5 1/2 miles (air) north of Greenville.
2042
Comment
CHSC108144
Achnatherum occidentale subsp. occidentale
Lowell Ahart
2011-9-17
17673
Plumas
On bare open basalt, about 200 yards south of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 180 yards south of the paved road, about 1/8 mile west of Little Grass Valley Reservoir.
1645
Comment
UC790988
Achnatherum occidentale subsp. occidentale
A. A. Beetle
1941-6-28
2898
Plumas
in meadow in forest, w side of Lake Almanor Lake Almanor
1828
Comment
CAS-BOT-BC210929
Achnatherum occidentale subsp. pubescens
John Thomas Howell
1961-6-21
36700
Plumas
Greenville
1097
Comment
SEINET175965
Achnatherum thurberianum
M. E. Jones
1897-7-5
Plumas
Prattville CA
1372
Comment
SD8661
Acmispon americanus
Daniel Cleveland
1882-7-24
Plumas
Big Meadows.
Comment
CHSC9706
Acmispon americanus var. americanus
Nancy Mosman
1971-7-11
71
Plumas
Found 3 ft e of Hwy 70 ca. 1.3 mi s of the Beldon turnoff.
1025
Comment
CHSC67653
Acmispon nevadensis
James D. Jokerst
1985-6-10
2411
Plumas
Indian Creek Small Hydro Survey. Upper edge of reconstruction zone of Hwy. 70.
Comment
UC1125852
Aconitum columbianum
C. G. Albertus
1935-8-3
247
Plumas
1 1/2 mi. s.e. Cromberg; Plumas Nat'l Forest, Downieville Quad.
Comment
SEINET10573315
Actaea rubra subsp. arguta
Taylor
1981-6-2
Taylor 3828
Plumas
By creek
1189
Comment
RSA59331
Actaea rubra subsp. arguta
E. K. Balls
1950-9-10
15777
Plumas
1.5 miles along trail from Lakes Center Public Camp, to Long Lake outlet.
2012
Comment
CAS-BOT-BC29841
Adenocaulon bicolor
Walter Knight; Irja Knight
1966-6-18
1282
Plumas
Butterfly Valley
1097
Comment
UC1584819
Adenocaulon bicolor
Jerry Powell
1986-7-23
1495
Plumas
5 mi n, in shaded woods of Feather River Canyon Blairsden; Feather River Canyon
Comment Read comments Jan 8 2012
CHSC84356
Adiantum aleuticum
Lowell Ahart
2003-8-13
10504 A
Plumas
On the south side of Hopkins Creek, about 30 yards south of where Hopkins Creek forks, about 1/8 mile south of Turkey Town, about 1 mile (air) southwest of Blue Nose Mountain, about 10 1/2 miles (air) northeast of La Porte.
1524
Comment
SEINET11708384
Adiantum aleuticum
R. M. Austin
n d
s.n.
Plumas
no further locality
Comment
JEPS111009
Aegilops cylindrica
J. Battagin
1989-6-29
Plumas
Butterfly Valley (Mail boxes)
1066
Comment
CHSC37691
Agastache urticifolia
M. S. Taylor
1981-7-6
3973
Plumas
200 ft w of 24N64, on n side of Grigsby Creek (dry) ca 1 mi w of n tip of Frenchman Lake, ca. 13 air mi nw of Chilcoot.
1828
Comment
CHSC52028
Agastache urticifolia
L. P. Janeway
1989-7-12
3479
Plumas
Along Jackson Cr; rd 23N11 2.3 mi from hwy 89/70, then 2.2 mi on rd 23N48 into Jackson Cr.
1783
Comment
JEPS106039
Agastache urticifolia
Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising
2004-7-3
11161
Plumas
Around a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy
2139
Comment
RSA59446
Agastache urticifolia
E. K. Balls
1950-9-8
15724
Plumas
Lakes Center Public Campground, Southern Plumas County.
2043
Comment
SD61106
Agastache urticifolia
D. F. Howe
1964-7-29
3898
Plumas
Plumas National Forest, Gold Lake Lodge
1981
Comment
SDSU7251
Agastache urticifolia
D. F. Howe
1964-7-29
3298
Plumas
Gold lake lodge, Plumas National Forest, Plumas Co.
1981
Comment
SEINET10497801
Agastache urticifolia
Mary Susan Taylor
1981-7-6
Taylor 3973
Plumas
T24N R16E center sec 7. Frenchman Lake quad. Mixed Coniferous Forest, with sagebrush scrub understory; ca. 200 ft W of 24N64, on N side of Grigsby Creek (dry), ca. 13 air mi NW of Chilcoot, ca. 1 mi W of N tip of the lake; 6000 ft.
1829
Comment
CAS-BOT-BC22925
Agoseris heterophylla
Mary Strong Clemens
1920-6-7
s.n.
Plumas
Greenville
Comment
CAS-BOT-BC22917
Agoseris heterophylla
Alice Eastwood
1927-6-18
14672
Plumas
Greenville
Comment
SEINET6738586
Agoseris heterophylla
Mrs. C. B. Gulling
1526
Plumas
Sierra Valley
Comment
CAS-BOT-BC13313
Agoseris parviflora
Alice Eastwood
1927-6-27
14883
Plumas
United States Forest Reserve. On road from Chilcoot.
Comment
CAS-BOT-BC13433
Agoseris retrorsa
Alice Eastwood
1927-6-13
14546
Plumas
Forest Lodge, Greenville, United States Forest Reserve.
Comment
CHSC81343
Agoseris retrorsa
L. P. Janeway
1996-5-20
4979
Plumas
Northern High Sierra Nevada. Soda Creek, along Road 25N22 200 ft northwest of Hwy 70 and East Branch North Fork Feather River.
890
Comment
CAS-BOT-BC127597
Agropyron cristatum
John Thomas Howell; H. Keith Wagnon
1980-5-28
53708
Plumas
Sierra Nevada. North Fork Feather River Canyon 4 miles northeast of Pulga Bridge.
Comment
CAS-BOT-BC162046
Agrostis
Fred Sommers; Greg Sommers
1976-7-20
191
Plumas
Marble Hot Springs Area SIerra Valley Marsh.
1487
Comment
CHSC94989
Agrostis exarata
Lowell Ahart
2006-10-23
13492
Plumas
On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley.
1281
Comment
CHSC97108
Agrostis exarata
Lowell Ahart; Josephine Guardino
2007-7-21
14358
Plumas
Along a small stream, near a spring, open dry flat, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis.
1787
Comment
UCD52350
Agrostis exarata
F. W. Embree
1934-6-11
95
Plumas
1 mile N.E. of Bucks Ranch.
1600
Comment
JEPS116107
Agrostis gigantea
Lowell Ahart, John Dittes
2009-7-27
16174
Plumas
On damp soil, bottom and sides of a small dry pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam
1479
Comment
JEPS76245
Agrostis pallens
W. L. Jepson
1939-8-16
19450
Plumas
Bucks Valley
1584
Comment
UCD53169
Agrostis pallens
G. L. Stebbins Jr.
1939-7-9
2930
Plumas
Meadow view ranger station.
1889
Comment
CHSC24271
Agrostis scabra
K. R. Stern
1975-7-23
Plumas
W side of Lake Almanor.
Comment
CHSC105966
Agrostis stolonifera
Lowell Ahart
2010-9-9
17147
Plumas
Along the south side of Quincy La Porte Road, about 30 yards southwest of where the road crosses Onion Valley Creek, Onion Valley, about 9 1/2 miles (air) northeast of La Porte.
1899
Comment
CHSC24254
Agrostis stolonifera
K. R. Stern
1975-7-1
Plumas
W side of Lake Almanor.
Comment
CHSC65873
Agrostis stolonifera
L. P. Janeway
1995-10-25
4948
Plumas
Lakes Basin. Southwest end of Lake Basin Campground, south-east side of Grass Lake.
1920
Comment
CAS-BOT-BC267063
Alisma
Fred Sommers; Greg Sommers
1976-8-12
209 F
Plumas
1 km SE of metal bridge, Sierra Valley Marsh
Comment
CAS-BOT-BC267059
Alisma
John Thomas Howell
1973-7-9
49707
Plumas
Crescent Milk
1066
Comment
UC441332
Alisma plantago-aquatica
Mrs. R. M. Austin
Aug. 1896
505
Plumas
Big Meadows
Comment
CHSC43780
Alisma triviale
Vernon Oswald
1984-8-14
1646
Plumas
Hwy 89 at the s edge of Crescent Mills.
1071
Comment
CAS-BOT-BC131951
Allium
John Thomas Howell
1976-4-2
51576
Plumas
2 miles northwest of Spring Garden
1173
Comment
SD6422
Allium atrorubens
Mrs. R. M. Austin
1880-1
Plumas
Big Meadows.
Comment
CHSC33593
Allium campanulatum
M. S. Taylor
1981-6-15
3905
Plumas
Jct of 24N27 and 24N27 (loop around Smith Lake), ca. 2 mi n of its jct with Bucks Lake Rd, ca. 3 mi ne of Meadow Valley.
1158
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
SBBG30570
Allium campanulatum
D. Myrick
1968-6-18
1944
Plumas
Butterfly Valley, 4 mi NW of Quincy
1036
Comment
CAS-BOT-BC464480
Allium campanulatum
Anna Head
1920-6-8
s.n.
Plumas
Camp Rodgers, Feather River Region
701
Comment
SEINET8119077
Allium campanulatum
A. A. Heller, P. B. Kennedy
1907-7-3
8708
Plumas
Hills above Red Clover Valley.
Comment
SEINET8533610
Allium campanulatum
L. Constance
1938-6-10
2321
Plumas
Feather River at Chester near Lake Almanor
1219
Comment
UC2013025
Allium parvum
Barbara Ertter
1990-5-13
8963
Plumas
North side Highway 36 on west side of Chester, jeffrey pine flat across from county road department.
Comment
CHSC43321
Allium platycaule
Lowell Ahart
1975-7-9
856
Plumas
About 1 mile west of Pilot Peak.
1981
Comment
UC1585996
Allium platycaule
Barbara Ertter with Gary Schoolcraft
1989-7-3
8654
Plumas
ca. 8 air mi s Susanville (n side of Red Rock); Red Rock
2286
Comment
CAS-BOT-BC474091
Allium platycaule
Michael A. Vincent
1999-6-8
8549
Plumas
Plumas National Forest, Milford Ranger District, Along FS 28N03 between FS 27N25 and FS 26N16
Comment
SEINET8191575
Allium platycaule
Unknown
1919-5-11
s.n.
Plumas
Beckwourth.
Comment
UC1075697
Allium platycaule
Robert J. Weatherby
1955-7-2
1568
Plumas
Bear Ridge near Taylor Lake; Bear Ridge
2194
Comment
CAS-BOT-BC476720
Allium validum
John Thomas Howell
1967-6-23
42701
Plumas
Butterfly Valley
1066
Comment
CAS-BOT-BC476725
Allium validum
Lloyd W. Swift
1932-7-17
68
Plumas
Oats Meadow in Grass Valley
1584
Comment
SEINET3880097
Allium validum
D. W. McNeal
1995-7-16
4129
Plumas
Along a stream ca 200 m S of the Gray Eagle trailhead on the trail go Long Lake. Plumas National Forest.; 0
Comment
NY334877
Allocarya ambigens
A. A. Heller
1907-7-2
8682
Plumas
Between Vinton and Beckwith
Comment
SEINET5332277
Allocarya microcalyx
A. A. Heller, P. B. Kenndey
1907-7-2
8680
Plumas
Between Vinton and Beckwith.
Comment
CHSC116233
Allophyllum integrifolium
Lowell Ahart
2015-7-4
20285
Plumas
On the east side of the paved road, about 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 1 1/2 miles north (air) of Little Grass Valley Reservoir dam.
1731
Comment
CHSC97196
Allophyllum integrifolium
Lowell Ahart; John Dittes, Josephine Guardino
2007-6-9
14049
Plumas
150 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis.
1965
Comment
CHSC62353
Allotropa virgata
B. Castro; R. Fallscheer, R. Zebell
1989-8-15
397
Plumas
Ca 5 air mi S of Bucks Lake, ca 0.5 mi E of Coldwater Creek, and ca 0.2 mi S of Ohio Ravine.
1682
Comment
CAS-BOT-BC171359
Alnus incana subsp. tenuifolia
Walter Knight; Irja Knight
1966-9-12
1745
Plumas
Butterfly Botanical Area and vicinity. Beargrass Glade
1127
Comment
CAS-BOT-BC171362
Alnus incana subsp. tenuifolia
David D. Keck
1932-7-3
1652
Plumas
Meadow S of Spanish Creek. Quincy. Northern Sierra Nevada
1065
Comment
CAS-BOT-BC171363
Alnus incana subsp. tenuifolia
David D. Keck
1932-7-3
1652
Plumas
Meadow S of Spanish Creek. Quincy. Northern Sierra Nevada
1065
Comment
CAS-BOT-BC171371
Alnus incana subsp. tenuifolia
Anna Head
1921-8-7
s.n.
Plumas
Feather River Region
1920
Comment
RSA189386
Alnus incana subsp. tenuifolia
L. S. Rose
1967-6-12
67113
Plumas
Butterfly Valley, ca. 3 miles W of Keddie.
1220
Comment
CAS-BOT-BC170699
Alnus rhombifolia
A. A. Heller; P. B. Kennedy
1907-7-15
8841
Plumas
Near mouth of Little Grizzly creek below Genessee
Comment
SBBG25319
Alnus rhombifolia
E. Ahrenholz
1962-4-18
20
Plumas
between Greenville and Lake Almanor, St Hwy 89
Comment
UC1348835
Alnus rhombifolia
R. Cockrell
1938-9-21
8414
Plumas
Meadow Valley; stream bank
Comment
RSA726284
Alopecurus aequalis
L. Ahart, John Dittes
2007-6-16
14149
Plumas
About 200 yards S of County Road 111 ( Beckwourth Gensee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis.
1648
Comment
SEINET4342383
Alopecurus carolinianus
W. Harnach, N. Harnach
1991-6-21
560
Plumas
Sierra Valley, next to R/R bridge east of Co. Rd. A-23
1487
Comment
CAS-BOT-BC137997
Alopecurus geniculatus
Mrs. Jos Clemens
1919-10-25
s.n.
Plumas
Crescent.
Comment
CAS-BOT-BC137998
Alopecurus geniculatus
David D. Keck
1932-7-3
1667
Plumas
Northern Sierra Nevada. Quincy.
1065
Comment
JEPS68430
Alopecurus geniculatus
W. L. Jepson
1910-6-14
4134
Plumas
Prattville
1310
Comment
UCD55898
Alopecurus geniculatus
John Thomas Howell
1960-7-22
35882
Plumas
Lassen Volcanic National Park. Drakesbad.
1676
Comment
SEINET10507148
Alopecurus geniculatus
Mary Susan Taylor
1982-8-27
Taylor 5062
Plumas
T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, where Feather River crosses RR tracks and along river, ca. 1.5 mi sw of Beckwourth. 4880 ft. Plumas National Forest.
1487
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
JEPS102564
Amaranthus californicus
Lowell Ahart
2001-10-8
9318
Plumas
On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 miles (air) NE of Quincy.
1522
Comment
JEPS102577
Amaranthus californicus
Lowell Ahart
2001-10-16
9366
Plumas
On the south side of a small stream, below the high water line and on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville.
1363
Comment
RSA537532
Amaranthus californicus
Barbara Ertter
1988-10-21
8009
Plumas
Lake Almanor, E end of causeway ca 1.5 mi E of Chester on Hwy 36.
1341
Comment
UC1602204
Amaranthus retroflexus
H. E. Brown
Aug 15 1897-Aug 31 1897
663
Plumas
near Lassen Buttes
1828
Comment
CHSC105641
Ambrosia acanthicarpa
Lowell Ahart; John Dittes
2010-10-5
17301
Plumas
On the east side of Highway 49, 830 feet north of the Plumas-Sierra county line, 2.7 miles (air) northeast of Loyalton, 6.9 miles (air) southwest of Vinton.
1508
Comment
UCD112870
Amelanchier alnifolia
Michael A. Vincent
1999-6-7
8536
Plumas
Along FS Rt. 176 and Chance Creek at bridge, 7.1 miles north of CA Rt. 70.
Comment
CHSC81815
Amelanchier alnifolia var. pumila
Lowell Ahart
2001-10-16
9388
Plumas
On the northwest side of Round Valley Reservoir, just south of the road, about 2 1/2 miles southwest of Greenville.
1366
Comment
CHSC98337
Amelanchier alnifolia var. pumila
L. P. Janeway
2007-6-3
9021
Plumas
Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. Weathered reddish serpentine; gravelly flats around rock outcroppings.
1929
Comment
CHSC100423
Amelanchier utahensis
Lowell Ahart
2008-9-10
15386
Plumas
By large rocks, north of the camping area, about 30 yards west of the levee in Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/8 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte.
1899
Comment
RSA795727
Amelanchier utahensis
L. Ahart, John Dittes, Josephine Guardino
2009-7-22
16125
Plumas
East side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 air miles west-southwest of Greenville, about 5.2 air mile southeast of Lake Almanor Dam.
1607
Comment
CAS-BOT-BC213970
Amsinckia
A. A. Heller; P. B. Kennedy
1907-7-15
8850
Plumas
Near mouth of Little Grizzly creek below Genessee
Comment
SEINET10497227
Amsinckia menziesii
Mary Susan Taylor
1982-6-28
Taylor 4773
Plumas
T23N R14E nw/ne sec 27. Portola quad. Ramelli Ranch, between Calpine Rd (109), and cow pastures; s side of Hwy 70, ca. 1 mi w of Beckwourth. 4880 ft. Plumas National Forest property.
1487
Comment
CAS-BOT-BC64279
Anaphalis margaritacea
Walter Knight; Irja Knight
1966-9-12
1736
Plumas
Butterfly Botanical Area and Vicinity
1127
Comment
CAS-BOT-BC64282
Anaphalis margaritacea
Anna Head
1921-8-9
s.n.
Plumas
Lake Center Camp
Comment
JEPS127123
Anaphalis margaritacea
Lowell Ahart
2016-8-30
21322
Plumas
About 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak.
Comment
CAS-BOT-BC64278
Anaphalis margaritacea
M. S. Taylor
1982-8-10
4951
Plumas
Almanor NE quad. End of spur rd off Seneca Rd (306) at Salmon Creek, ca. 2 air mi s of Canyon Dam
1524
Comment
CHSC63972
Anemone drummondii
B. Castro; G. Kuenster
1994-6-30
519
Plumas
Ca 0.1 mi SE of Grizzly Mtn (= Red Mtn on some maps), along either side of USFS Rd 23N69.
1911
Comment
SEINET10536190
Anemone drummondii
Mary Susan Taylor
1981-5-8
Taylor 3660
Plumas
T27N R9E sw/se sec 6 & nw/ne sec 7, Almanor NE quad. Open serpentine barrens, jct of Rds 26N18, 26N92, & 27N92, ca. 0.5 mi E of Long Valley Mine, ca. 4 air mi W of Greenville. 5300 ft.
1615
Comment
JEPS113800
Angelica breweri
Lowell Ahart, John Dittes
2007-8-9
14453
Plumas
On the west side of the ridge, about 3/5 mile south of Mount Ingalls, about 5 1/2 miles (air) northwest of the north end of Lake Davis
2509
Comment
JEPS16089
Angelica breweri
W. L. Jepson
1924-7-22
10610
Plumas
Middle Fork Feather River, Rich Point Middle Fork Feather River; , Rich Point
914
Comment
UCD127138
Angelica breweri
K. L. Olson
1949-7-31
22
Plumas
Feather River Canyon, 2 miles north of Howells, on road to Caribou.
Comment
UCD128908
Antennaria argentea
Matt Georgeff
1992-5-17
21
Plumas
Snake Lake campground, 15 miles west of Quincy, 0.5 mile from campground.
Comment
JEPS113786
Antennaria dimorpha
Lowell Ahart, John Dittes, Josephine Guardino
2007-6-9
14039
Plumas
Along the west side of a poor dirt road, about a mile (air) north of the north end of Lake Davis
1857
Comment
CHSC57062
Antennaria geyeri
L. P. Janeway; Garrett Gibson
1991-7-11
4073 B
Plumas
Plumas National Forest. Between Smith Peak and the southwest corner of Lake Davis; between Humbug Creek and Dan Blough Creek.
1798
Comment
UC367133
Antennaria geyeri
J. G. Lemmon and wife
1883-7-3
Plumas
Indian Valley
Comment
CAS-BOT-BC58697
Antennaria luzuloides
L. P. Janeway; Garrett Gibson
1991-6-13
4006
Plumas
0.25 mi. WNW of Claireville Flat, ca. 0.5 mi. SE of Hwy 70 and Willow Creek
1484
Comment
CAS-BOT-BC64786
Antennaria luzuloides subsp. aberrans
John Thomas Howell
1962-6-18
37789
Plumas
Sierra Valley near Beckworth
1487
Comment
UC1125558
Antennaria rosea
E. Sawyer
1935-6-27
213
Plumas
Mouth of Dixie Valley Sierraville Quad., Dixie Valley
1554
Comment
UC177183
Antennaria rosea
A. A. Heller and P. B. Kennedy
1907-7-5
8749
Plumas
Red Clover Valley
Comment
UC501397
Anthemis cotula
David D. Keck
Jul 3 1932-Jul 5 1932
1683
Plumas
Quincy Northern Sierra Nevada
1065
Comment
JEPS108994
Antirrhinum vexillocalyculatum subsp. intermedium
Lowell Ahart
2006-10-8
13421
Plumas
On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather River, about 1 1/4 miles southwest of Belden
715
Comment
JEPS5349
Antirrhinum vexillocalyculatum subsp. intermedium
W. I. Follett
1942-7-27
136
Plumas
Deadwood Summit
1386
Comment
SD120891
Antirrhinum vexillocalyculatum subsp. intermedium
David M. Thompson
1983-7-6
367
Plumas
5.4 miles SE on Beckwourth-Greenville Road from Taylorsville Park Campground entrance and junction with Arlington Road. About 2 miles west of Genesee; across the road from Indian Creek at about the place where Little Grizzly meets it.
1134
Comment
CHSC34868
Apocynum androsaemifolium
M. S. Taylor
1981-7-17
4036
Plumas
Lakes Basin, Bear Lakes Trail, just s of spur trail to Gold Lake Lodge, ca. 6 mi s of Mohawk.
1981
Comment
CHSC57248
Apocynum androsaemifolium
L. P. Janeway
1984-9-1
1128
Plumas
Lakes Basin Recreation Area, on west side of Mud Lake.
2026
Comment
OBI20479
Apocynum androsaemifolium
Lewis S. Rose
1967-7-10
67147
Plumas
1 mi S of Keddie; Butterfly crk and Spanish crk
884
Comment
RSA59487
Apocynum androsaemifolium subsp. pumilum
E. K. Balls
1950-9-15
15892
Plumas
S tip Lake Almanor by P.G.E. dam, Hwy 89.
1372
Comment
CAS-BOT-BC392014
Aquilegia
Clare B. Hardham
1978-8-11
s.n.
Plumas
Area se. of Thompson Peak
Comment
CAS-BOT-BC397884
Aquilegia formosa
Mrs. E. C. Sutliffe
1919-8-1
s.n.
Plumas
Gold Lake Region
Comment
CAS-BOT-BC397894
Aquilegia formosa
Lowell Ahart
1979-7-18
s.n.
Plumas
Ca 1 mi. W of Pilot Pk.
2000
Comment
UC1125879
Aquilegia formosa
G. T. Nordstrom
1934-7-2
163
Plumas
1 mi se Mt. Ararat; Plumas National Forest, Bidwell Bar Quadrangle
1584
Comment
UC586845
Aquilegia formosa
Joseph Andorfer Ewan
1934-6-25
8201
Plumas
above Dentens (Blairsden) (Gold Lake Rd)
1524
Comment
RSA106758
Aquilegia formosa var. truncata
L. S. Rose
1955-7-20
55158
Plumas
Mohawk.
1372
Comment
POM99588
Aquilegia formosa var. truncata
Marcus E. Jones
1897-7-5
s.n.
Plumas
Prattville.
1372
Comment
SEINET10480702
Arabis
Mary Susan Taylor
1981-7-22
Taylor 4103
Plumas
T24N R11E se/se sec 8, Spring Garden quad. In Red Fir Forest; ca. 1/4 mi NE of Argentine Lookout, ca. 5 air mi N of Spring Garden. 7100 ft elev.
2164
Comment
RSA101485
Arabis davidsonii
R. Weatherby
1955-7-26
1553
Plumas
Volcanic cliff above Mud Lake; Lakes Basin Area.
2195
Comment
UC174584
Arabis glabra
A. A. Heller and P. B. Kennedy
1907-7-11
8810
Plumas
Prattville
Comment
SEINET5340340
Arabis holboellii var. pinetorum
R. C. Rollins, K. W. Rollins
1981-5-29
81159
Plumas
3.1 miles northwest of U.S. Hwy. 70 near the Beckwourth-Genesee Road.
Comment
CHSC107440
Arabis microphylla var. microphylla
Matt Simenc; Rebecca Joyner
2011-7-3
15
Plumas
Northern High Sierra Nevada. 250ft SW of peak of Little Volcano Limestone Point, 0.2 miles (air) SW of end of 23N90A road, 2.4 miles (air) West (266 degrees) of where La Porte Quincy Rd crosses the Middle Fork Feather River. Growing in crack on limestone cliff, South facing.
1728
Comment
SEINET2471359
Arceuthobium californicum
R. L. Mathiasen
2008-9-27
2008 -71
Plumas
3 km from jct. of forest rd. 414 with rd. 423 to Bucks Lake on rd. 414
1490
Comment
RSA101407
Arceuthobium californicum
R. Weatherby
1955-8-2
1667
Plumas
Jeep trail from Spanish Ranch to Bean Hill Diggings, Meadow Valley.
1159
Comment
UC1078839
Arceuthobium campylopodum
Job Kuijt
1958-5-20
1347
Plumas
7.5 mi w Blairsden
Comment
SEINET2140125
Arceuthobium tsugense subsp. mertensianae
R. L. Mathiasen
2007-1
2007 -62
Plumas
S. end of Long Lake.
2020
Comment
CAS-BOT-BC24205
Arctostaphylos
John Thomas Howell; Gordon H. True
1967-5-8
42199
Plumas
Along Forest Service Rd. between Butterfly Valley proper and the Butterfly Botanical area
Comment
CDA20455
Arctostaphylos mewukka
B. Smith
August 1996
s.n.
Plumas
Plumas National Forest; 0.5 mi S of Cascade.
0
Comment
CAS-BOT-BC38476
Arctostaphylos mewukka subsp. truei
Walter Knight; Irja Knight; John Thomas Howell; Gordon True
1968-6-11
2353
Plumas
Butterfly Botanical Area. Confluence of Spanish Creek & Butterfly Creek.
Comment
CAS-BOT-BC38480
Arctostaphylos mewukka subsp. truei
J. A. Mitchell
1914-4-12
s.n.
Plumas
American Valley
1219
Comment
CAS-BOT-BC38488
Arctostaphylos mewukka subsp. truei
John Thomas Howell
1975-7-21
51339
Plumas
Injun Jim Campground, Feather River Canyon.
609
Comment
CAS-BOT-BC38489
Arctostaphylos mewukka subsp. truei
John Thomas Howell
1975-7-21
51337
Plumas
Injun Jim Campground, Feather River Canyon.
609
Comment
CAS-BOT-BC38491
Arctostaphylos mewukka subsp. truei
John Thomas Howell; Gordon H. True
1967-7-11
43287
Plumas
2 miles from Quincy Junction on road to Mt. Hough
1219
Comment
CAS-BOT-BC38618
Arctostaphylos mewukka subsp. truei
John Thomas Howell
1975-7-21
51338
Plumas
Injun Jim Campground, Feather River Canyon
609
Comment
CAS-BOT-BC38619
Arctostaphylos mewukka subsp. truei
John Thomas Howell
1975-7-21
51336
Plumas
Injun Jim Campground, Feather River Canyon
609
Comment
CHSC85486
Arctostaphylos nevadensis
G. Douglas Barbe; T. C. Fuller
1982-6-15
3718
Plumas
Sierra Nevada. 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest.
1783
Comment
RSA122008
Arctostaphylos patula
D. Axelrod
1934-6-4
10
Plumas
Southwest of La Porte. Alt. 5400 feet.
Comment
SEINET11993341
Arctostaphylos truei
W. Knight, Knight, I.
1986-1
5221
Plumas
between Tobins & Belden near Injun Jim Campground, on N Fork of Feather River
640
Comment
CAS-BOT-BC47026
Arctostaphylos viscida subsp. viscida
Walter Knight; Irja Knight
1986-2-6
5220
Plumas
Between bridge over n. fork of Feather River near Pulga and Jarboe Gap.
640
Comment
CAS-BOT-BC47030
Arctostaphylos viscida subsp. viscida
C. Hart Merriam
1906-10-1
s.n.
Plumas
Quincy.
Comment
CHSC53239
Arenaria aculeata
L. P. Janeway
1989-6-16
3328
Plumas
Plumas National Forest. Northeast slope of Crocker Mtn facing the SE end of Red Clover Valley.
1828
Comment
UC1730234
Arenaria congesta var. subcongesta
L. P. Janeway
1998-6-24
5671
Plumas
NE of Jordan Flat (Last Chance Creek, N side 600 ft N of Road 28N03 0.3 mi W of Road 101)
1792
Comment
UC584337
Arenaria congesta var. subcongesta
G. L. Stebbins Jr. and J. A. Jenkins
1937-7-9
2244
Plumas
n Engelmine (Sw slopes and ridge crest Red Rock); Red Rock
2133
Comment
SEINET6225252
Arenaria congesta var. suffrutescens
L. S. Rose
1967-1
67172
Plumas
1 mi S of Keddle, Butterfly Creek & Spanish Creek
Comment
JEPS95599
Arenaria kingii var. glabrescens
Lowell Ahart
1994-6-29
7413
Plumas
about 1/2 mi S of Bucks Lake (W of a poor logging road)
1828
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
UCD107498
Arnica chamissonis
Tim Kuhn
2006-6-20
44
Plumas
adjacent to Crocker Guard Station.
Comment
CAS-BOT-BC82217
Arnica chamissonis
Mrs. Jos Clemens
1920-7-30
2
Plumas
Feather River Meadows Forestry Station near Tehama & Plumas Co. lines
Comment
CAS-BOT-BC82225
Arnica chamissonis
John Thomas Howell
1977-8-11
52701
Plumas
at north end of Frenchmans Reservoir
1706
Comment
RSA127311
Arnica chamissonis subsp. foliosa
Clarence R. Quick
1952-9-5
52 -313
Plumas
Northwest of Almanor.
Comment
UC579655
Arnica cordifolia
E. Sawyer
1935-5-22
27
Plumas
1 1/4 mi ne Beckwith Butte; Plumas National Forest, Sierraville Quad.
1706
Comment
SEINET10473588
Arnica cordifolia
Mary Susan Taylor, M. Foster
1981-6-3
Taylor 3841
Plumas
T24N R12E center sec 2l, Mt Ingalls quad; N side of 24N57, ca. 0.5 mi SE of Little Summit Lake, in shaded seep area within Yellow Pine Forest, ca. 11 mi NW of Portola; elevation ca. 6000 ft.
1829
Comment
UC1070451
Arnica dealbata
A. Lewis
1934-7-25
520
Plumas
La Porte Plumas National Forest, Downieville Quad.
1524
Comment
CAS-BOT-BC295861
Arnica dealbata
L. W. Swift
1934-7-5
87
Plumas
Plumas National Forest. N La Porte
1950
Comment
CAS-BOT-BC82511
Arnica discoidea
David D. Keck
1932-7-3
1645
Plumas
Hillside south of town (forested), Quincy, in the Northern Sierra Nevada
1220
Comment
JEPS106038
Arnica mollis
Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising
2004-7-3
11166
Plumas
Around a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy
2139
Comment
CHSC67617
Arrhenatherum elatius
James D. Jokerst
1985-6-10
2406
Plumas
Indian Creek Small Hydro Survey. Adjacent to Indian Creek 400 m S of Hwy. 70, ca. 2 mi SW of Crescent.
Comment
CHSC80113
Arrhenatherum elatius
L. P. Janeway
1996-6-20
5026
Plumas
Northern High Sierra Nevada. Along Road 25N17 (road from Virgilia to Meadow Valley) 0.3 mi from Road 25N20, in total 1.9 mi from railroad crossing and East Branch North Fork Feather River.
1066
Comment
CAS-BOT-BC85020
Artemisia arbuscula subsp. arbuscula
L. P. Janeway; Garrett Gibson
1991-6-24
4058
Plumas
North end of McReynolds Valley, ca 0.8 mi south of the 01 road in Squaw Valley. Crocker Mtn. quad.
1691
Comment
CAS-BOT-BC90122
Artemisia biennis
John Thomas Howell
1961-9-24
36915
Plumas
Feather River bed sw. of Beckwourth
1487
Comment
SEINET224361
Artemisia cana
John Thomas Howell
1961-9-24
Plumas
Plumas County: Near Feather River bridge, SW of Beckwourth.
1487
Comment
CAS-BOT-BC84874
Artemisia cana subsp. cana
E. K. Balls
1950-9-2
15664
Plumas
Along Grizzly Creek, about Grasshopper Flat, road from ramelli to Walker Mine.
1828
Comment
CHSC34883
Artemisia douglasiana
M. S. Taylor
1981-8-31
4258
Plumas
Both sides of Hwy 89, ca. 0.5 mi S of Clio.
1341
Comment
CHSC56840
Artemisia douglasiana
L. P. Janeway
1991-8-3
4109
Plumas
Plumas National Forest. Small drainage to Freeman Creek 1 3/4 mi west of Smith Peak.
1965
Comment
SEINET10474108
Artemisia douglasiana
Mary Susan Taylor
1981-8-28
Taylor 4247
Plumas
California: T21N R13E se1/4 sec 5. Sierra City NE quad. Along Sulphur Creek, ca. 1/4 mi S of Hwy 89, ca. 3 mi SE of Clio. Plumas County. 4700 ft.
1432
Comment
UCD147797
Artemisia douglasiana
Allyson Ayalon; Lucie Jerabkova
2012-8-1
150
Plumas
Plumas County. Antelope Lake vacinity.
1524
Comment
CAS-BOT-BC90410
Artemisia douglasiana
Albert Gould; J. D. Schoelier
1928-7-18
363
Plumas
Plumas National Forest, Crocker Ridge-Grizzly cut off
1950
Comment
SEINET11843904
Artemisia douglasiana
K. R. Stern
1985-1
8190
Plumas
Vicinity of Blairsden
1402
Comment
SEINET6775420
Artemisia douglasiana
A. A. Heller, P. B. Kennedy
1907-7-17
8876
Plumas
Red Clover Valley
Comment
CAS-BOT-BC93745
Artemisia ludoviciana subsp. incompta
L. P. Janeway
1992-8-30
4296
Plumas
Blue Nose Mtn. quad, McRae Meadow; upper end of East Nelson Creek.
1889
Comment
SEINET252470
Artemisia tridentata subsp. tridentata
Leila M. Shultz, Heather Garrison
2006-1
20320
Plumas
Between Quicy and Reno, ca. 2 miles west of Vinton on south-facing slope.
1513
Comment
UC1119488
Artemisia tridentata subsp. tridentata
R. Roseberry
1934-11-19
16
Plumas
1/2 mi n Bungalow; Plumas National Forest, Downieville Quadrangle
Comment
JEPS125809
Artemisia tridentata subsp. wyomingensis
William Harnach
2015-3-27
1398
Plumas
0.75 miles ENE of the intersection of Highway 49 and Dyson Lane approximately 4 miles South of Vinton, Ca.
Comment
HSC3275
Asarum lemmonii
L. S. Rose
1968-6-11
68109
Plumas
Butterfly Valley, 4 mi. S of Keddie
1037
Comment
OBI77250
Asarum lemmonii
Lewis S. Rose
1967-7-10
67155
Plumas
3 mi W of Keddie; Butterfly Valley
1097
Comment
RSA246614
Asarum lemmonii
R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth
1972-9-20
42325
Plumas
Plumas National Forest: Fern Glen, Butterfly Valley Botanic Area.
1098
Comment
SJSU5652
Asarum lemmonii
Lewis S. Rose
1968-6-11
68109
Plumas
Butterfly Valley, 4 mi S of Keddie
1036
Comment
RSA754532
Asclepias cordifolia
L. Ahart, John Dittes, Josephine Guardino
2009-6-14
15851
Plumas
Cut bank of Forest Road 27N01Y, about 1.3 air miles W of Lake Almanor Dam.
1463
Comment
SEINET10890220
Asclepias fascicularis
R. M. Austin
Austin s.n.
Plumas
Plumas Co.
Comment
POM253214
Asclepias speciosa
A. A. Heller
1938-7-2
s.n.
Plumas
3 miles east of Quincy.
1098
Comment
CAS-BOT-BC69587
Aspidotis densa
Lewis S. Rose
1963-6-5
63135
Plumas
E. branch, North Fork Feather River, 0.5 mi. n. of Rich Bar.
822
Comment
JEPS120177
Aspidotis densa
Lowell Ahart
2012-7-1
18248
Plumas
About 200 yards west of Caribou Road, about 4 miles (air) northeast of Belden.
Comment
SD9714
Aspidotis densa
J. G. Lemmon
1875-1
Plumas
Sierra Valley
Comment
UC1874977
Aspidotis densa
Ruth Kirkpatrick
2001-7-21
1075
Plumas
Feather River Canyon, along Hwy 70, 4.3 mi upstream from E branch of North Fork of Feather River
731
Comment
CAS-BOT-BC97477
Aster
Clare B. Hardham
1978-8-11
21803
Plumas
Red Clover Creek Road
1219
Comment
CDA14224
Aster eatonii
G. F. Hrusa, T. D. Wilfred
1996-8-23
13529
Plumas
Sierra Nevada; Upper Long Valley Creek below confluence with Bull Run Creek. 1 mi. E of Lava Peak, & 2 mi. NE of Cromwell townsite. Along old 12E19 pack trail, now largely unused in upper parts.
Comment
RSA59248
Aster eatonii
E. K. Balls
1950-8-31
15537
Plumas
Hwy. 24, 0.5 mile north of Spanish Creek, just north of Quincy.
1098
Comment
RSA59700
Aster eatonii
E. K. Balls
1950-9-9
15769
Plumas
South end of small lake west of Lakes Center Public Camp
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
RSA59444
Aster occidentalis var. fremontii
E. K. Balls
1950-9-8
15726
Plumas
Lakes Center Public Campground
2043
Comment
CHSC88828
Astragalus
L. Hanson
1987-5-27
281
Plumas
Plumas National Forest. Red Hill Lookout.
1920
Comment
RSA101410
Astragalus bolanderi
R. Weatherby
1955-7-26
1664
Plumas
Spanish Peak.
Comment
CHSC97590
Astragalus lentiformis
Lowell Ahart; John Dittes
2007-6-16
14123
Plumas
West of a smalll stream, on the south side of County Road 111 (Beckwourth Genesee Road), 10 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis.
1647
Comment
JEPS109858
Astragalus lentiformis
Dean W. Taylor
2006-5-27
19533
Plumas
Frenchman Lake; hillslopes north of Frenchman Creek 1 mile west of junction of Frenchman Lake Road and Forest Road 01, Plumas National Forest
1706
Comment
RSA637592
Astragalus lentiformis
Michael A. Vincent
1999-6-7
8530
Plumas
Plumas National Forest; Milford Ranger District; west of Frenchman Lake along FS Route 11.
Comment
UCD169251
Astragalus lentiformis
S. L. Welsh; N. D. Atwood
2001-6-13
28125
Plumas
Red Clover Valley, ca 12 miles north of Beckwourth.
1678
Comment
SEINET10452236
Astragalus purshii
Mary Susan Taylor
1981-5-10
Taylor 3681
Plumas
T27N R13E nw/sw sec 19. Antelope Lake quad. E side of Antelope Lake, in and around large wet Pioneer Meadow, ca. 20 air mi ne of Taylorsville. 5040 ft.
1536
Comment
CHSC37016
Astragalus webberi
M. S. Taylor
1982-6-14
4671
Plumas
E side of Hwy 89, ca. 1 mi n of Indian Falls.
1036
Comment
RSA333469
Athyrium filix-femina subsp. cyclosorum
Dave Kelly, Walter Wisura
1985-8-2
4095
Plumas
Butterfly Valley Botanical Area neer Keddie off Highway 70, along Blackhawk Road.
Comment
CAS-BOT-BC69506
Athyrium filix-femina var. californicum
Walter Knight; Irja Knight
1966-9-12
1730
Plumas
Rubble gap, Butterfly Botanical Area and Vicinity.
1127
Comment
CAS-BOT-BC69502
Athyrium filix-femina var. californicum
M. S. Taylor
1981-8-19
4222
Plumas
Blue Nose Mt. quad. s. side of 23N10, 0.3 mi. e. of Peoria Creek, ca. 2.5 mi. w. of Sloat.
1341
Comment
CAS-BOT-BC69504
Athyrium filix-femina var. californicum
David D. Keck
1932-7-3
1693
Plumas
Quincy, just w. of town.
1066
Comment
CAS-BOT-BC17541
Athysanus pusillus
Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True
1967-5-7
1839
Plumas
Butterfly Botanical Area and Vicinity. West edge of Butterfly Valley proper.
1082
Comment
CDA12094
Balsamorhiza hookeri
G. F. Hrusa, G. L. Webster
1989-5-1
7015
Plumas
Modoc Plateau; Hwy 70 between Vinton & Beckwourth.
Comment
CAS-BOT-BC100095
Balsamorhiza sagittata
John Thomas Howell
1960-7-21
35804
Plumas
slopes near Terminal Geyser
1828
Comment
CAS-BOT-BC16573
Barbarea orthoceras
W. W. Wagner
1919-5-25
269
Plumas
Vicinity of Quincy. Squirrel Creek.
1615
Comment
CHSC102127
Barbarea orthoceras
Lowell Ahart; John Dittes
2009-7-27
16165
Plumas
On dry to damp soil, below a small dam, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam.
1479
Comment
CHSC81354
Barbarea orthoceras
L. P. Janeway
1996-5-13
4965
Plumas
Northern High Sierra Nevada. Soda Creek, between Road 25N22 and the creek, 500 m northwest of Hwy 70 and East Branch North Fork Feather River.
902
Comment
CAS-BOT-BC145806
Beckmannia syzigachne
John Thomas Howell
1973-7-9
49709
Plumas
Sierra Nevada. Crescent Mills.
1066
Comment
CAS-BOT-BC102099
Bidens laevis
Lowell Ahart
1981-9-6
3084
Plumas
1 1/2 miles SW of Crescent Mills
1200
Comment
SD7878
Bistorta bistortoides
Mrs. R. M. Austin
1880-1
Plumas
Big Meadows
Comment
CAS-BOT-BC128019
Blepharipappus scaber
L. P. Janeway
1993-9-23
4601
Plumas
Northwest corner of Sierra Valley; ca 3.7 mi east of Portola, ca 1.2 mi west of Beckwourth; ca 0.3 mi south of Middle Fork Feather River
1498
Comment
CAS-BOT-BC16868
Boechera
Lowell Ahart
1979-8-4
s.n.
Plumas
About 1 mile north of Pilot Peak.Near Dixon Creek.
1700
Comment
CAS-BOT-BC16869
Boechera
Lowell Ahart
1989-7-2
6341
Plumas
On the northwest side and near the summit of Pilot Peak, about 10 miles northeast of La Porte.
2255
Comment
CAS-BOT-BC16067
Boechera breweri
John Thomas Howell; Gordon H. True
1967-5-9
42205
Plumas
Sierra Nevada. Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon.
609
Comment
CAS-BOT-BC16140
Boechera constancei
John Thomas Howell
1975-6-16
51131
Plumas
Sierra Nevada. 2 miles northwest of Spring Garden.
1173
Comment
CHSC43445
Boechera davidsonii
Lowell Ahart
1979-8-4
2012
Plumas
Along the road to Onion Valley, about 1 mile west of Pilot Peak, about 12 miles north of La Porte.
1828
Comment
CHSC63450
Boechera pinetorum
Lowell Ahart
1994-7-22
7493
Plumas
Plumas and Sierra counties. Ravine, south of the Pacific Crest Trail, north-west side of the large twin rocks on the north-east side of Mount Etna.
1981
Comment
UC1504543
Boechera pinetorum
Reed C. Rollins and Kathryn W. Rollins
1981-5-29
81159
Plumas
3.1 mi nw U.S. Hwy. 70 (near the Beckwourth-Genesee Road)
Comment
CAS-BOT-BC14703
Boechera rectissima
John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight
1969-6-24
2428
Plumas
Butterfly Botanical Area and Vicinity. Collected in vicinty of mouth of Butterfly Creek.
883
Comment
CHSC101786
Boechera rectissima
Lowell Ahart; John Dittes, Josephine Guardino
2009-6-14
15857
Plumas
Along the north road edge, near cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam.
1462
Comment
CAS-BOT-BC14660
Boechera rectissima
John Thomas Howell; T. C. Fuller; G. D. Barbe
1981-6-24
54234
Plumas
Sierra Nevada. About 4 miles southeast of Mount Hough on the road to Quincy.
1645
Comment
CHSC80816
Boechera retrofracta
Lowell Ahart
2001-7-17
8932
Plumas
Outcrops, on the southeast side of a logging road, southeast of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit.
1828
Comment
UC1552754
Boechera retrofracta
Frederica Bowcutt
1985-6-6
543
Plumas
About 15 air mi NE of Quincy on the SW side of Red Clover Creek and Bechwourth Genesee Road in Plumas National Forest.
Comment
CAS-BOT-BC25583
Boechera retrofracta
Ella Dales Cantelow
1941-5-18
s.n.
Plumas
1.5 mile west of Johnsville Road to Gibsonville.
1615
Comment
CAS-BOT-BC25909
Boechera suffrutescens
John Thomas Howell; Gordon H. True
1973-7-31
50117
Plumas
Sierra Nevada. Diamond Range. Summit ridge of Thompson Peak.
2194
Comment
CHSC62344
Boechera suffrutescens
B. Castro; L. Hanson
1989-8-17
402
Plumas
Ca 13 air mi E of Greenville, ca. 2.5 mi N of Kettle Rock, in the Mud Lake Research Natural Area within Plumas National Forest.
2042
Comment
CAS-BOT-BC478473
Boisduvalia
John Thomas Howell
1976-7-16
51890
Plumas
Hydraulic mining gravels on flood plain of Spanish Creek at mouth of Wapaunsie Creek
1097
Comment
RSA59259
Boisduvalia densiflora var. densiflora
E. K. Balls
1950-8-31
15551
Plumas
Spanish Creek, off Highway 24, just north of Quincy.
1067
Comment
SEINET3149566
Boisduvalia stricta
E. K. Balls
1950-9-14
15807
Plumas
6 miles NW of Chester, N Fork Feather River
1402
Comment
UC123119
Botrychium multifidum
Mrs. R. M. Austin
Jul 1874
290
Plumas
Butterfly Valley
Comment
CHSC82541
Botrychium simplex var. compositum
Lowell Ahart; John Dittes
2002-6-17
9727
Plumas
On the west side of a meadow, about 40 yards south of the road, about 3/4 mile west of Lumpkin Ridge Road, about 1 mile southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte.
1715
Comment
CHSC82556
Botrychium simplex var. compositum
Lowell Ahart
2002-7-18
9866 A
Plumas
In a meadow, on the south side of a small upper branch of Fall River, about 100 yards north of Lumpkin Ridge Road, about 1 mile (air) southeast of Tamarack Flat, about 1/4 mile southwest of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte.
1701
Comment
CHSC62159
Boykinia major
L. P. Janeway
1993-8-14
4522
Plumas
Plumas National Forest. Seep adjacent to creek on east side of road 24N29Y; ca 0.7 mi northwest of Haskins Creek, ca 1.4 mi east-southeast of Bucks Lake. Steep north-facing alder seep.
1731
Comment
CAS-BOT-BC106229
Brickellia californica
J. T. Vale
1988-10-2
s.n.
Plumas
Feather Rv
609
Comment
SEINET10904924
Brickellia grandiflora
Mary Susan Taylor, H. Swanson
1982-8-11
Taylor 4972
Plumas
T22N R11E nw/nw sec 34. Sierra City NW qud. Along n side of Jamison Creek Rd (507), on cliffs, ca. 1 mi w of Plumas -Eureka State Park, ca. 3 mi sw of Johnsville. 5900 ft.
1798
Comment
CHSC117560
Brickellia greenei
Lowell Ahart
2016-7-9
21091
Plumas
Steep slope on the south side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam
1857
Comment
CAS-BOT-BC127710
Brickellia greenei
John Thomas Howell
1974-9-20
50888
Plumas
7 miles from Quincy on road to Blairsden
1097
Comment
CDA17226
Bromus carinatus
G. F. Hrusa, P. Kerr, S. Winterton
2004-6-25
16329
Plumas
Sierra Nevada; Willow Creek Rd., 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola.
1554
Comment
CHSC55637
Bromus carinatus var. carinatus
K. R. Stern
1985-6-25
8223
Plumas
Vicinity of Blairsden.
1402
Comment
SEINET204038
Bromus carinatus var. marginatus
F. J. Herman
1955-7-27
11952
Plumas
Beckwourth
Comment
CAS-BOT-BC148704
Bromus carinatus var. marginatus
John Thomas Howell
1960-7-21
35822
Plumas
Lassen Volcanic National Park. Terminal Geyser.
1798
Comment
CAS-BOT-BC155971
Bromus commutatus
John Thomas Howell
1962-6-18
37814
Plumas
Sierra Nevada. Sierra Valley 5 miles south of Beckwourth.
1493
Comment
UCD58476
Bromus commutatus
John Thomas Howell
1967-6-23
42677
Plumas
Plumas Canyon. Butterfly Creek.
975
Comment
CAS-BOT-BC155059
Bromus hordeaceus
John Thomas Howell
1962-6-18
37754
Plumas
Sierra Nevada. Sierra Valley near Beckwourth.
1487
Comment
RSA201353
Bromus marginatus
J. T. Howell
1960-7-18
35564
Plumas
Lassen Volcanic National Park; Drakesbad
1677
Comment
CAS-BOT-BC162149
Bromus orcuttianus
John Thomas Howell
1960-7-21
35860
Plumas
Lassen Volcanic National Park. On trail to Little Willow Lake.
1767
Comment
CAS-BOT-BC162153
Bromus orcuttianus
C. R. Quick
1942-7-31
42 -46
Plumas
Near Quincy.
Comment
JEPS106342
Bromus orcuttianus
Lowell Ahart
2004-7-27
11319
Plumas
On the west side of the dirt road (Forest Road 10), about 100 yards northeast of the bridge across Hopkins Creek, about 1 1/4 miles (air) southwest of Blue Nose Mountain, about 9 3/4 miles (air) northeast of La Porte
1711
Comment
JEPS28302
Bromus orcuttianus
George W. Gillett
1957-7-17
805
Plumas
Lassen Volcanic National Park, in upper Willow Lake Meadow, near east inlet Willow Lake Meadow; Lassen Volcanic National Park, Willow Lake Meadow
1661
Comment
SEINET187873
Bromus secalinus
A. D. Dmith
1938-8-14
Plumas
N. of Vinton
1524
Comment
UCD59660
Bromus secalinus
Robbins; Raynor
1943-6-1
s.n.
Plumas
Quincy.
Comment
CAS-BOT-BC161357
Bromus tectorum
John Thomas Howell
1961-6-21
36672
Plumas
Sierra Nevada. Guerneville.
1097
Comment
CAS-BOT-BC161358
Bromus tectorum
Walter Knight; Irja Knight
1967-5-22
1889
Plumas
Butterfly Botanical Area and Vicinity. Rubble Gap.
1127
Comment
CHSC24263
Bromus tectorum
K. R. Stern
1975-7-24
Plumas
SE side of Lake Almanor.
Comment
SEINET190971
Bromus tectorum
A. A. Beetle
1941-6-28
2773
Plumas
West side of Lake Almanor.
Comment
UC1131288
Bromus tectorum
C. W. Hanks
1934-8-7
12
Plumas
Plumas National Forest, nw end of Sierra Valley Sierra Valley; Plumas National Forest, Sierra Valley
1584
Comment
CHSC83685
Bulbostylis capillaris
John Dittes
2002-7-6
2 -9
Plumas
Northern High Sierra Nevada; Plumas National Forest, Hartman Bar Ridge, ca. 7 air miles west of Little Grass Valley Reservoir, ca. 4 air miles north of Cascade. East of FS Road 22N05, ca. 0.4 mile north of FS Road 22N94. In bottom of pond and in meadow-swale.
1584
Comment
CHSC65875
Calamagrostis canadensis
L. P. Janeway
1995-10-25
4946
Plumas
Lakes Basin. Southwest end of Lakes Basin Campground, south-east side of Grass Lake.
1920
Comment
CAS-BOT-BC438480
Calandrinia ciliata
W. Harnach; N. Harnach
1991-6-21
555
Plumas
Sierra Valley. Next to R/R bridge east of Co. Rd. A-23.
1487
Comment
CHSC97609
Calandrinia ciliata
Lowell Ahart; John Dittes
2007-6-16
14086
Plumas
On dry bare soil, graded road gutter, east of the small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis.
1647
Comment
CAS-BOT-BC438485
Calandrinia ciliata
John Thomas Howell; Gordon H. True
1967-6-11
42577
Plumas
At Quincy.
1036
Comment
RSA755809
Calocedrus decurrens
L. Ahart, John Dittes
2009-7-15
16085
Plumas
Northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 air miles southeast of Butt Valley Reservoir Dam.
1703
Comment
SEINET4064819
Calocedrus decurrens
B. C. Templeton
1967-1
10746
Plumas
National Forest near Quincy.
Comment
UC463084
Calocedrus decurrens
C. H. Crickmay
1931-8-1
Plumas
Taylorsville
Comment
CHSC21535
Calochortus leichtlinii
D. Brink; L. Mayer
1975-7-10
Plumas
Buck's Lake Forest Service Survey.
Comment
CDA18491
Calochortus nudus
G. D. Barbe, T. C. Fuller & J. T. Howell
1981-6-26
3363
Plumas
Sierra Nevada; 0.3 mile southwest of Bucks Summit, SE of the road.
1645
Comment
RSA739737
Calochortus nudus
L. P. Janeway
2007-6-3
9026
Plumas
Northern High Sierra Nevada, S facing slope near top of Eastern end of Red Mtn, near Road 23N63 1.1km NW of road 18.
1884
Comment
UC384666
Calochortus nudus
E. D. Merrill
1929-7-13
Plumas
Silver Lake
1828
Comment
UC1299334
Calochortus nudus
Freed W. Hoffman
1946-6-12
678
Plumas
near Jackson Creek Camp; Jackson Creek
Comment
CAS-BOT-BC90964
Calycanthus occidentalis
John Thomas Howell
1951-8-19
28172
Plumas
Sierra Nevada. 3 miles east of Rich Bar.
853
Comment
SD46525
Calyptridium monospermum
Robert J. Weatherby
1955-6-22
1533
Plumas
Road to Spanish Peak Lookout
1830
Comment
SD7710
Calystegia malacophylla
Mrs. R. M. Austin
1879-1
Plumas
Big Meadow
Comment
CDA13360
Calystegia occidentalis subsp. occidentalis
G. F. Hrusa, B. Smith, T. D. Wilfred
1996-7-15
13209
Plumas
Sierra Nevada; Hwy. 70 approx. 3 m. E of Spring Garden at inter. of Hwy 70 and Sloat Rd. Rattlesnake Creek drainage.
Comment
CHSC2246
Camassia quamash subsp. breviflora
R. Morford
1931-5-16
Plumas
Humbug Valley
1319
Comment
UC134553
Camassia quamash subsp. breviflora
A. E. Wieslander
Jun 1929
110
Plumas
Summit Ranch Meadows, Humboldt Road Summit Ranch Meadows; , Humboldt Road
1524
Comment
UCD138366
Camassia quamash subsp. breviflora
Matt Georgeff
1992-5-18
23
Plumas
near Portola, left at Davis Lake turnoff.
1615
Comment
CAS-BOT-BC160842
Camissonia tanacetifolia subsp. quadriperforata
Peter H. Raven
1963-5-28
18415
Plumas
State Highway 49 2.4 miles west-northeast of Sierraville
Comment
CAS-BOT-BC160843
Camissonia tanacetifolia subsp. quadriperforata
Peter H. Raven
1963-5-28
18417
Plumas
6.9 miles south of Vinton
Comment
CAS-BOT-BC160894
Camissonia tanacetifolia subsp. tanacetifolia
Fred Sommers; Greg Sommers
1976-6-7
115
Plumas
Sierra Valley
1487
Comment
SEINET10973112
Camissonia tanacetifolia subsp. tanacetifolia
Mary Susan Taylor, M. Foster
1981-6-10
Taylor 3890
Plumas
T24N R14E sw sec 7, Crocker Mt quad. Jct of Genesee-Beckwourth Rd and private ranch rd, just W of Clover Valley Ranch, ca. 11 air mi NW of Beckwourth; elevation ca. 5400 ft.
1646
Comment
SEINET10463286
Campanula prenanthoides
Reed
1941-7-31
Reed s.n.
Plumas
FOREST LODGE, DRY HILLSIDE 3500
Comment
SEINET10905901
Campanula prenanthoides
Willis L. Jepson
1929-7-29
Jepson 19274
Plumas
Spring Hill Trail, Meadow Valley
1219
Comment
SEINET10463712
Campanula scouleri
Ames
1876-1
AMES s.n.
Plumas
Comment
CHSC85701
Cardamine nuttallii
G. D. Barbe; T. C. Fuller
1982-6-16
3791
Plumas
Plumas National Forest. Meadow below Mud Lake, 3/4 mi NE of Eisenheimer Peak. [Lat./long. on label is '40 10 N; 120 43 W'].
2097
Comment
JEPS106193
Cardamine nuttallii var. covilleana
Lowell Ahart, John Dittes, Josephine Guardino
2004-5-16
10931
Plumas
Along a dirt forest road, east of Dry Taylor Creek, about 2 miles (air) southwest of Taylor Rock, about 6 1/4 miles (air) northeast of Quincy
1669
Comment
JEPS96797
Cardamine pachystigma
Dean Wm. Taylor and Glenn L. Clifton
1997-4-9
15945
Plumas
Feather River Canyon; along Highway 70 at Rich Bar; Plumas National Forest
640
Comment
CAS-BOT-BC38093
Cardamine pachystigma
John Thomas Howell; Gordon H. True
1967-5-9
42217
Plumas
Sierra Nevada. Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon.
609
Comment
CAS-BOT-BC18347
Carex
L. S. Rose
1967-6-10
67151
Plumas
Sierra Nevada. Butterfly Valley.
1097
Comment
SEINET13320071
Carex
L. S. Rose
1967-1
67151
Plumas
Butterfly Valley
1097
Comment
CDA13564
Carex amplifolia
G. F. Hrusa, T. D. Wilfred
1996-7-22
13392
Plumas
Sierra Nevada; PLUMAS NATIONAL FOREST: Rhizomatous colonies in deep shade in moist bed of Little Long Valley Creek, approx. 1/2 m. N. of Hwy 70 about 15 m. E of Quincy.
Comment
CAS-BOT-BC17943
Carex angustata
John Thomas Howell; Gordon H. True
1967-7-9
43242
Plumas
Sierra Nevada. North Fork of Feather River at Belden.
685
Comment
CHSC97224
Carex angustata
Lowell Ahart; Josephine Guardino
2007-7-21
14387
Plumas
About 40 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis.
1799
Comment
SEINET7549687
Carex angustata
Unknown
2003-9-6
7978
Plumas
High Cascade Range. Along un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. Red Cinder 7.5' quad.
2057
Comment
CHSC84895
Carex athrostachya
L. P. Janeway; B. Castro
2003-9-6
7981
Plumas
High Cascade Range. Near un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow.
2057
Comment
CHSC96864
Carex athrostachya
Lowell Ahart; John Dittes, Josephine Guardino
2007-6-8
14031
Plumas
Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis.
1763
Comment
UCD108032
Carex athrostachya
Tim Kuhn
2006-7-11
72
Plumas
on Plumas NF forest service road 107407.
Comment
SEINET10466814
Carex athrostachya
Lowell Ahart
1985-7-3
Ahart 5099
Plumas
About 4 1/4 miles north-east of La Porte.
Comment
CHSC77031
Carex aurea
G. Douglas Barbe; T. C. Fuller
1982-6-17
3859
Plumas
Frenchman Lake Region. 2 miles N of Turkey Point Fishing Access. At the shore of the N arm of the lake.
1706
Comment
RSA699706
Carex aurea
L. Ahart, John Dittes, Josephine Guardino, Robert Schlising
2004-7-3
11157
Plumas
About 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy.
2140
Comment
CHSC102599
Carex bolanderi
L. P. Janeway; B. Castro
2009-7-18
9864
Plumas
Northern High Sierra Nevada. Lower end of Rock Island Ridge, just southwest of (below) Road 23N27, 0.3 road km south of the 18 Road.
1526
Comment
CHSC77166
Carex bolanderi
G. F. Hrusa; T. D. Wilfred
1996-7-22
13393
Plumas
Northern California, the Sierra Nevada. Plumas National Forest: in moist bed of Little Long Valley Creek, approx. 1/2 m. N. of Hwy 70 about 15 m. E of Quincy.
1500
Comment
CAS-BOT-BC19525
Carex bolanderi
John Thomas Howell
1975-6-15
51121
Plumas
Sierra Nevada. North Fork Feather River near Storrie.
548
Comment
CHSC41155
Carex brainerdii
J. D. Jokerst
1984-6-13
2046
Plumas
South of Grizzly Creek, ca 30 meters north of spur 'C' of USFS logging road 26N08, ca 2 air miles east of Peacock Point.
1432
Comment
JEPS106135
Carex brainerdii
Lowell Ahart, John Dittes, Josephine Guardino
2004-6-6
11005
Plumas
On the east side of a small drainage, on the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy
1517
Comment
SBBG33907
Carex brainerdii
L. S. Rose
1969-6-23
69043
Plumas
La Porte Rd, 8 mi SW of Quincy
1310
Comment
CHSC72318
Carex canescens
L. P. Janeway
1998-9-10
6278 B
Plumas
Along the northwest shore of Snake Lake; about 5 mi northwest of Quincy.
1205
Comment
CAS-BOT-BC34407
Carex cusickii
John Thomas Howell
1967-6-23
42711
Plumas
Sierra Nevada. Butterfly Valley.
1036
Comment
CHSC112384
Carex cusickii
L. P. Janeway
2014-7-16
11547
Plumas
Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the middle of Happy Valley.
1719
Comment
CHSC68374
Carex douglasii
L. P. Janeway
1996-6-5
4994
Plumas
Northwest corner of Sierra Valley, Ramelli Ranch; 400 ft south of Middle Fork Feather River and 300 ft west of road to Calpine.
1488
Comment
CAS-BOT-BC20081
Carex echinata
Malcom A. Nobs; Stanley Galen [S. Galen] Smith
1949-8-19
1449
Plumas
Butterfly Valley.
Comment
CAS-BOT-BC20090
Carex echinata
Lewis S. Rose
1963-6-3
63101
Plumas
Butterfly Valley. 2 miles SW of Keddie.
1097
Comment
CDA17245
Carex echinata
G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton
2004-6-17
16272
Plumas
Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest.
1158
Comment
CHSC51508
Carex echinata subsp. echinata
W. D. Dakan
1978-6-3
Plumas
Butterfly Valley Botanical Area.
1295
Comment
CAS-BOT-BC19866
Carex echinata subsp. echinata
Brink; Mayer
1975-7-3
s.n.
Plumas
Sierra Nevada. Bucks Lake area.
Comment
RSA121759
Carex exserta
E. Sawyer
1935-5-22
21
Plumas
3/4 mile southwest of Beckwith City.
1494
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
OBI6447
Carex feta
Lewis S. Rose
1967-7-9
67145
Plumas
Quincy
1036
Comment
CAS-BOT-BC20692
Carex fracta
John Thomas Howell
1960-7-17
35496
Plumas
Lassen Volcanic National Park. Drakesbad.
1828
Comment
RSA201272
Carex fracta
J. T. Howell
1960-7-19
35676
Plumas
Drakesbad.
1677
Comment
CHSC41153
Carex geyeri
L. P. Janeway; Randy Harrison
1985-5-22
1200
Plumas
Plumas National Forest. Near and north of Middle Fork Feather River, 2.4 mi w of Lee Summit on F.S. Rd 23N22.
1478
Comment
CDA14593
Carex heteroneura var. heteroneura
G. D. Barbe, J. T. Howell, T. C. Fuller
1981-6-22
3077
Plumas
Headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road.
1889
Comment
CAS-BOT-BC7747
Carex integra
Lewis S. Rose
1954-5-30
54066
Plumas
Johnsville.
1600
Comment
JEPS87742
Carex integra
Lowell Ahart
1994-6-15
7343
Plumas
near intersection of Lumpkin Ridge Road and road to Tamarack Flat (about 200 yards e of a logging road, about 1 mile (air) w of Little Grass Valley Reservoir)
1767
Comment
CAS-BOT-BC65493
Carex jonesii
L. P. Janeway
1995-8-4
4888
Plumas
About 1.4 mi NNE of Dixie Mountain Lookout. Springy meadow between Lookout Creek and Road 25N03.
2026
Comment
CHSC108089
Carex laeviculmis
Lowell Ahart
2011-9-17
17657
Plumas
On the north side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 30 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir.
1595
Comment
JEPS124411
Carex laeviculmis
Lowell Ahart
2015-7-4
20276
Plumas
About 1/2 mile west of the of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam.
Comment
CAS-BOT-BC31151
Carex lemmonii
Hans Leschke; George Wilson Gillett
s.n.
Plumas
Near Devil's Kitchen.
Comment
CHSC65598
Carex lemmonii
L. P. Janeway
1995-7-23
4869
Plumas
Meadow at head of western branch of Stag Creek; along Road 22N80Y 0.1 mi north of Road 22N72; about 0.3 mi south-southeast of Table Mountain.
1755
Comment
JEPS110425
Carex lemmonii
Lowell Ahart
2006-7-9
12914
Plumas
Small bog or wet meadow, below the basalt gravel road, about 2 miles (air) west of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir
1648
Comment
SBBG119804
Carex lenticularis var. impressa
L. Ahart
2006-7-9
12922
Plumas
ca. 3.75 air mi NW of Tamarack Flat, ca. 5.75 air mi NW of Little Grass Valley Reservoir, ca. 100 yds N of paved basalt rd
1678
Comment
JEPS104612
Carex lenticularis var. lipocarpa
Lowell Ahart
2003-7-18
10431
Plumas
In a drainage, in a meadow, ca 150 yd south of the road, ca 3/4 mi w of Lumpkin Ridge Rd, ca 1 mi se of Tamarack Flat, ca 2 mi (air) nw of Little Grass Valley Reservoir dam, ca 5 mi (air) nw of La Porte.
1730
Comment
SEINET7564701
Carex lenticularis var. lipocarpa
Lowell Ahart
2003-7-18
10431
Plumas
About 150 yards south of the road, about 3/4 mile west of Lumpkin Ridge Road, about 1 mile southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte.
1731
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
CHSC92994
Carex leporinella
G. Douglas Barbe; J. T. Howell, T. C. Fuller
1981-6-25
3319
Plumas
2.8 miles N-NE of Engle Mine townsite on Diamond Mountain Road, between the road and Lights Creek.
1341
Comment
CAS-BOT-BC31694
Carex mariposana
John Thomas Howell; T. C. Fuller; G. D. Barbe
1981-6-25
54343
Plumas
2.8 mi NNE of Englemine on Diamond Mt. Road
1341
Comment
SEINET4292168
Carex microptera
Unknown
2000-1
6837
Plumas
Northern High Sierra Nevada. Diamond Mountains; 1.1 km southeast of Crystal Peak; near top of ridge, southwest slope.
Comment
CHSC114382
Carex multicaulis
G. Douglas Barbe; T. C. Fuller
1982-6-15
3710
Plumas
On slope uphill, 0.8 mile west of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Road 26N22F); 3.3 miles east of Red Hill Summit.
1554
Comment
CAS-BOT-BC119855
Carex nebrascensis
John Thomas Howell
1951-6-28
27674
Plumas
Jamison Creek
1584
Comment
CHSC47342
Carex nebrascensis
L. P. Janeway
1989-6-16
3335
Plumas
Plumas National Forest. West end of Grizzly Valley.
1783
Comment
SEINET11635248
Carex nebrascensis
L. P. Janeway
1989-1
3408
Plumas
Plumas NF, near head of Mapes Cyn, along Beckwourth-Genesee Rd (rd 111) 4.9 mi N of Beckwourth
1768
Comment
CHSC92287
Carex nervina
Lowell Ahart; John Dittes
2005-9-20
12452
Plumas
On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley.
2004
Comment
CAS-BOT-BC119521
Carex nudata
John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight
1967-7-10
2170
Plumas
Mouth of Butterfly Creek.
883
Comment
JEPS25927
Carex nudata
W. L. Jepson
1918-8-16
8024
Plumas
Clover Creek
1584
Comment
SEINET8987520
Carex pachycarpa
Unknown
2013-1
26288
Plumas
Near trailhead to Frazier Falls, FS Road 501, 4.2 road miles S of junction with Route 24, 2.0 air km WNW of Mills Peak; northern High Sierra Nevada (nSNH).
Comment
CAS-BOT-BC119187
Carex pachystachya
John Thomas Howell
1960-7-23
35958 A
Plumas
Meadow near Soda Spring., Drakesbad.
1828
Comment
CAS-BOT-BC119188
Carex pachystachya
John Thomas Howell
1960-7-23
35958 B
Plumas
Meadow borders, Drakesbad.
1828
Comment
CDA17817
Carex pachystachya
G. D. Barbe, J. T. Howell (54143 at CAS) & T. C. Fuller
1981-6-23
3112
Plumas
0.25 mile W of Round Valley Reservoir Dam, at NW shore of the reservoir.
1371
Comment
CHSC101954
Carex pellita
Lowell Ahart; John Dittes
2009-7-27
16187
Plumas
On dry soil, about 20 yards north of the poor dirt road, on the norht side of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam.
1479
Comment
CHSC53524
Carex pellita
Linnea Hanson
1990-6-15
Plumas
Plumas National Forest. Along Greenhorn Cr; ca 1.5 mi on Chandler Rd from the jct with Hwy 70 1.5 mi E of Quincy.
1043
Comment
RSA794944
Carex pellita
L. Ahart, John Dittes
2009-7-27
16187
Plumas
About 20 yards north of the poor dirt road, on the north side of a small pond, headwaters of Grizzly Gulch, 2.1 air miles northeast of Butt Valley Reservoir Dam.
1480
Comment
SEINET12649673
Carex pellita
Lowell Ahart, John Dittes
2009-1
16187
Plumas
1480
Comment
SEINET10466834
Carex praegracilis
Mary Susan Taylor, G. Rotta
1982-6-14
Taylor 4657
Plumas
T27N R12E sw/nw sec 12. Antelope Lake quad. In wet Montane Mdw, Pioneer Mdw, e side of Antelope Lake, ca. 12 mi ne of Taylorsville. 5040 ft.
1536
Comment
SEINET10708790
Carex praegracilis
Sawyer
1935-6-7
SAWYER 82
Plumas
3 3/4 miles south-southwest of Sugarloaf, Sierra Valley.
1494
Comment
CAS-BOT-BC117897
Carex scabriuscula
John Thomas Howell
1962-6-16
37644
Plumas
Feather River North Fork on road to Caribou.
731
Comment
CHSC118786
Carex scabriuscula
Chelsea Morgan; Wendy L. Boes
2015-6-11
2015 -011
Plumas
Plumas National Forest. On ridge north of Silva Ravine, west of Forest Service road 26N25 (UTM 650958 E, 4438088 N, NAD83 Zone 10N).
1400
Comment
SEINET3144236
Carex scopulorum var. bracteosa
E. K. Balls
1950-9-1
15597
Plumas
E of Long Lake
2103
Comment
UC1100466
Carex sheldonii
Malcolm A. Nobs, S. Galen Smith
1949-8-19
1417
Plumas
ca. 2 mi s Greenville; Indian Valley
Comment
CHSC53547
Carex simulata
L. P. Janeway
1989-6-15
3316
Plumas
Plumas National Forest. Pond across road from springy slope; jct of roads 111 (Beckwourth-Genesee Rd) and rd 24N49Y; near N end of Crocker Valley.
1730
Comment
CHSC77174
Carex simulata
G. Douglas Barbe; T. C. Fuller
1982-6-17
3864 a
Plumas
Frenchman Lake Region. 2 miles N of Turkey Point Fishing Access; at the shore of N arm of the lake.
1706
Comment
CHSC91825
Carex simulata
G. D. Barbe; T. C. Fuller
1982-6-17
3861
Plumas
Northern California. Plumas National Forest. 2 mi N of Turkey Pt Fishing Access; at the shore of the north arm of the lake.
1706
Comment
JEPS113547
Carex simulata
Lowell Ahart, Josephine Guardino
2007-7-21
14364
Plumas
Shallow water in a small stream, near a spring, open dry flat, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis
1787
Comment
UCD140823
Carex simulata
Dean W. Taylor
1976-7-9
6183
Plumas
About 1 mile north of Humboldt summit.
1798
Comment
CAS-BOT-BC20694
Carex specifica
John Thomas Howell
1960-7-22
35909
Plumas
Lassen Volcanic National Park. Devils Kitchen to Drakesbad.
1828
Comment
SEINET7575696
Carex spectabilis
L. P. Janeway
2003-9-20
7999
Plumas
Gold Lake 7.5' quad, Northern High Sierra Nevada, in cirque 0.15 km southwest (up-drainage) of Hellgramite Lake, northeast side of Sierra Nevada Crest, Lakes Basin Recreation Area.
2115
Comment
SJSU5740
Carex stipata var. stipata
Lewis S. Rose
1967-7-9
67144
Plumas
Quincy
1036
Comment
UC1133464
Carex straminiformis
L. S. Smith
1927-8-10
2173 A
Plumas
Gold Valley drainage Tahoe <National Forest>, Downieville Quadrangle
2346
Comment
CAS-BOT-BC114991
Carex subfusca
John Thomas Howell; T. C. Fuller; G. D. Barbe
1981-6-25
54344
Plumas
2.8 mi NNE of Englemine on Diamond Mt. Road.
1341
Comment
CDA14577
Carex subfusca
G. D. Barbe, J. T. Howell, T. C. Fuller
1981-6-22
3058
Plumas
Headwaters of S Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road.
1889
Comment
CHSC110386
Carex subfusca
Lowell Ahart
2012-9-5
18443
Plumas
Along the east side of the South Fork of the Feather River, about 2/3 mile (air) southwest of Pilot Peak, about 9 miles (air) northeast of La Porte.
1940
Comment
CHSC48067
Carex subfusca
L. P. Janeway
1989-6-22
3368
Plumas
Plumas National Forest. Slopes between Crocker Mtn and Crocker Mdw, near rd 24N49Y.
1804
Comment
CHSC53552
Carex subfusca
L. P. Janeway
1989-7-7
3461
Plumas
Plumas National Forest. Near Lava Spring, just off the NE side of Red Clover Valley.
1737
Comment
CHSC89748
Carex subfusca
L. P. Janeway; Robert F. C. Naczi
2004-7-24
8185
Plumas
High Cascade Range. Humboldt Road crossing of small tributary of Butt Creek, 2.9 road km from Humboldt Summit. Narrow meadowy strip along small creek.
1756
Comment
CHSC92205
Carex subfusca
Lowell Ahart; Josephine Guardino
2005-8-9
12264
Plumas
In a small meadow and near a small drainage, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake.
1635
Comment
CHSC92309
Carex subfusca
Lowell Ahart; Josephine Guardino
2005-8-9
12291
Plumas
On the bottom of Fant Creek, about 150 yards northwest of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake.
1597
Comment
JEPS120164
Carex subfusca
Lowell Ahart
2012-9-5
18443
Plumas
On the east side of the South Fork of the Feather River, about 500 yards northeast of the County Road where it crosses the South Fork of the Feather River, about 2/3 mile (air) southwest of Pilot Peak, about 9 miles (air) northeast of La Porte.
Comment
UCD141162
Carex subfusca
Flora C. Hayes
1932-7-25
s.n.
Plumas
Lake Center.
Comment
CHSC115515
Carex utriculata
Lowell Ahart; John Dittes, Josephine Guardino, Steve Green
2015-7-31
20424
Plumas
On the northwest side of Duck Lake (near Blue Lake), 1180 feet north of Forest Service Road 29N18, 3.19 air-miles west-southwest of Sifford Mt., 6.41 air-miles south-southeast of Lassen Peak.
1892
Comment
RSA795730
Carex vesicaria var. vesicaria
L. Ahart, John Dittes, Josephine Guardino
2009-7-22
16138
Plumas
Meadow on the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 air miles west-southwest of Greenville, about 5.2 air mile southeast of Lake Almanor Dam.
1607
Comment
CDA13385
Carex whitneyi
G. F. Hrusa, B. Smith, T. D. Wilfred
1996-7-16
13234
Plumas
Sierra Nevada; Near summit above headwaters of Bull Run Creek off USFS 23N12E.
Comment
CHSC76329
Carex whitneyi
G. F. Hrusa
1996-7-16
13234
Plumas
Sierra Nevada, Plumas National Forest. Near summit above headwaters of Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 52 N; 120 44 W'].
2100
Comment
RSA604697
Castanopsis sempervirens
Louis C. Wheeler
1952-9-24
6959
Plumas
Plumas 5: Vicinity of Crescent Mills.
Comment
CDA14664
Castilleja applegatei
G. D. Barbe, J. T. Howell, T. C. Fuller
1981-6-23
3104
Plumas
0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road.
1371
Comment
JEPS123965
Castilleja applegatei subsp. pinetorum
Lowell Ahart
2015-7-4
20291
Plumas
About1 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 2 1/2 miles (air) north of Little Grass Valley Reservoir Dam.
Comment
JEPS126590
Castilleja applegatei subsp. pinetorum
Lowell Ahart
2016-6-29
21064
Plumas
South slope of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam.
Comment
JEPS81475
Castilleja applegatei subsp. pinetorum
M. S. Taylor
1982-7-21
4895
Plumas
ca 5 mi se Quincy (around s end of Bachs Creek Ridge); Quincy Quad., Bachs Creek Ridge
1752
Comment
JEPS84873
Castilleja applegatei subsp. pinetorum
M. S. Taylor
1981-9-10
4271
Plumas
ca 3 mi w Indian Falls; Head of Bullfrog Ravine, Almanor SE Quad.
1737
Comment
LA209206
Castilleja applegatei subsp. pinetorum
A. A. Heller; P. B. Kennedy
1907-7-15
8840
Plumas
near mouth of little Grizzly creek below Genessee
Comment
SEINET13737138
Castilleja applegatei subsp. pinetorum
A. A. Heller, P. B. Kennedy
1907-7-15
8840
Plumas
Near mouth of Little Grizzly Creek below Genessee.
Comment
CHSC34069
Castilleja lacera
M. S. Taylor
1981-6-19
3931
Plumas
SW side of Lake Alamanor, in small dry meadow between campground and rd to Almanor, ca. 1 mi nw of Prattville, ca. 3/4 mi e of Hwy 89.
1371
Comment
CAS-BOT-BC254056
Castilleja miniata
John Thomas Howell; Gordon H. True
1967-7-11
43276
Plumas
2 miles from Quincy Junction on road to Mt. Hough. Plants of the Sierra Nevada, California
1219
Comment
CAS-BOT-BC254070
Castilleja miniata
A. A. Heller; P. B. Kennedy
1907-7-9
8788
Plumas
Prattville
Comment
JEPS118430
Castilleja miniata subsp. miniata
Lowell Ahart
2011-9-20
17684
Plumas
Open area along a very small stream, on the north side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte
2072
Comment
JEPS95833
Castilleja miniata subsp. miniata
Lowell Ahart
1999-7-15
8094
Plumas
about 50 yards east of the Quincy La Porte Road; about 3/4 mile south of Onion Valley; about 1 mile northwest of Pilot Peak; about 9 miles (air) northeast of La Porte
1828
Comment
CAS-BOT-BC241042
Castilleja pilosa
John Thomas Howell
1962-6-18
37763
Plumas
Sierra Valley near Beckwourth
1487
Comment
CAS-BOT-BC241043
Castilleja pilosa
John Thomas Howell
1955-7-19
30810
Plumas
Vinton
1508
Comment
CDA18572
Castilleja tenuis
G. D. Barbe, T. C. Fuller & J. T. Howell
1981-6-25
3327
Plumas
Sierra Nevada; 4.8 miles northwest of Antelope Lake; 0.7 mile east of road to Taylor Lake on the road to Antelope Lake.
1661
Comment
CDA34646
Castilleja tenuis
L. Ahart, John Dittes, Josephine Guardino
2009-7-22
16135
Plumas
On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam.
Comment
CHSC87872
Castilleja tenuis
Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising
2004-6-14
11052
Plumas
On the north side of a small meadow, about 50 yards north of the dirt road, road goes to Lake Davis, about 1/2 mile west of Lake Davis, about 11 1/2 miles (air) northeast of Slote.
1777
Comment
JEPS81473
Castilleja tenuis
M. S. Taylor
1982-7-14
4829
Plumas
ca 4 mi w Greenville (in Long Valley, near junction of 27N92 and 26N18); Almanor NE Quad., Long Valley
1676
Comment
JEPS77537
Castilleja tenuis
Margaret Ely
1978-6-23
Plumas
Butterfly Valley; sw of pond (reservoir)
Comment
RSA515505
Ceanothus cordulatus
J. T. Howell, G. H. True
1969-6-23
45814
Plumas
Open meadow 2 miles N of Nelson Point on road to Quincy
1311
Comment
SBBG28488
Ceanothus cordulatus
A. A. Heller
1938-6-4
15138
Plumas
S of Chester
1310
Comment
SJSU771
Ceanothus cordulatus
A. W. Jacobs
1942-6-27
Plumas
Almanor
Comment
UC1070968
Ceanothus cordulatus
G. Burks
1933-8-8
30
Plumas
4.5 mi e and 1 mi n cammel Peak; Bidwell Bar quad, Plumas National Forest
1706
Comment
UC1070985
Ceanothus cordulatus
R. Roseberry
1934-11-4
3
Plumas
1.5 mi ne Johnsville; Downieville quad, Plumas Nat. For.
1493
Comment
CAS-BOT-BC49178
Ceanothus cuneatus
Mary Strong Clemens
1920-6-7
s.n.
Plumas
Taylorsville
Comment
RSA712416
Ceanothus cuneatus
C. L. schmidt
1988-7-15
1224
Plumas
Red Hill, up Rush Creek road, 9.4 miles SW of Paxton on Hwy 70.
1260
Comment
UCD150784
Ceanothus cuneatus
J. Bisbee
2013-5-30
585
Plumas
Plumas County, Summit of Red Hill. Near Communications Towers.
1890
Comment
UCD150831
Ceanothus cuneatus
J. Bisbee
2013-5-30
585
Plumas
Plumas County, Summit of Red Hill. Near communications towers.
1890
Comment
CAS-BOT-BC49063
Ceanothus cuneatus
Clarence R. Quick
1963-8-26
63 -102
Plumas
Near Cottonwood Meadow, southwest of Humbug Valley
Comment
CAS-BOT-BC50733
Ceanothus integerrimus
John Thomas Howell
1961-6-21
36596
Plumas
Sierra Nevada - Greenville
1097
Comment
CAS-BOT-BC50769
Ceanothus integerrimus
David D. Keck
1932-7-3
1648
Plumas
Northern Sierra Nevada - Quincy - Hillside south of town (forested).
1188
Comment
CAS-BOT-BC50775
Ceanothus integerrimus
H. M. Hall
1912-6-30
9303
Plumas
Sierra Nevada Mts. - Spanish Ranch
1158
Comment
UC79984
Ceanothus lemmonii
J. G. Lemmon
1874-1
Plumas
5 mi s Quincy; American Valley
Comment
CAS-BOT-BC52062
Ceanothus prostratus
Rimo Bacigalupi
1927-7-7
1649
Plumas
between Gray Eagle Valley and Long Lake
Comment
UC917252
Ceanothus prostratus
J. M. Tucker
1948-7-25
1747
Plumas
ca 3/4 mi w of mine United Mining Co. (sw side of Camel's Peak); sw side of Camel's Peak
Comment
SEINET5743570
Ceanothus prostratus
Dean Ahrenholz
1964-1
13
Plumas
Near State Hwy 89, ca. 2 miles W of Greenville.; Greenville
Comment
JEPS48673
Ceanothus velutinus
Esther C. Fritz
1933-7-15
Plumas
Spanish Peak
2072
Comment
CAS-BOT-BC63183
Ceanothus velutinus var. velutinus
George W. Gillett
1957-7-23
892
Plumas
Summit of Mt. Harkness. Lassen Volcanic National Park.
2446
Comment
CDA43438
Centaurea diffusa
Willo Vieira
2015-7-28
PDR# 320 P06131498
Plumas
Near Greenville, Highway 89 mile marker 22.91.
0
Comment
CDA43456
Centaurea stoebe subsp. australis
Jennifer Wiley
2015-8-18
PDR# 320 P06131499
Plumas
Chester Airport, 241 Masson Road, Chester.
0
Comment
JEPS102414
Centaurea stoebe subsp. micranthos
Lowell Ahart and Vernon H. Oswald
2001-7-11
8887
Plumas
S side of Hwy 89, W of spillway on the dam at Lake Almanor
1374
Comment
CHSC55685
Cerastium arvense
Steven Triano
1988-4-17
64
Plumas
Along unnamed tributary to North Fork Feather River, ca 0.1 mi s of Rock Creek Dam and 40 ft w of Hwy. 70.
640
Comment
CAS-BOT-BC388189
Cerastium fontanum
Walter Knight; Irja Knight; John Thomas Howell
1966-7-27
1414
Plumas
Butterfly Botanical Area and Vicinity. Adjacent to Pond reservoir
1097
Comment
CAS-BOT-BC207379
Cercis occidentalis
Bonnie Templeton
1967-4-24
s.n.
Plumas
Feather River Canyon, near Storrie.
Comment
CAS-BOT-BC136980
Cercocarpus
Clare B. Hardham
1975-8-2
20459
Plumas
Black Mt.
2133
Comment
JEPS113420
Cercocarpus ledifolius var. intermontanus
Lowell Ahart, John Dittes
2007-8-9
14452
Plumas
On the west side of the ridge, about 3/5 mile south of Mount Ingalls, about 5 1/2 miles (air) northwest of the north end of Lake Davis
2509
Comment
CAS-BOT-BC143855
Cercocarpus ledifolius var. ledifolius
L. P. Janeway
1989-6-20
3360
Plumas
East-facing flank of Crocker Mtn overlooking Red Clover Valley
1965
Comment
CHSC117458
Chaenactis douglasii var. douglasii
Lowell Ahart
2016-6-29
21082
Plumas
Top and southeast side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam.
1857
Comment
CHSC21587
Chaenactis douglasii var. douglasii
L. M. Mayer; D. E. Brink Jr.
1975-8-8
Plumas
Bucks Lake. Found on hillsides of the section.
Comment
RSA792297
Chaenactis douglasii var. douglasii
Rebecca Wenk
2009-7-13
1117
Plumas
Plumas National Forest, Frenchman Lake, Little Last Chance Creek Road, 1.2 air miles west northwest of reservoir dam.
1750
Comment
JEPS29566
Chaenactis douglasii var. douglasii
J. Thomas Howell
1960-8-20
36285
Plumas
near Drakesbad (Kelley Camp, near Lassen Volcanic National Park); Lassen Volcanic National Park
1615
Comment
CHSC63182
Chamaesaracha nana
Lowell Ahart
1994-7-7
7466
Plumas
Plumas/Sierra County. On the north side of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile (air) south of Pilot Peak.
2011
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
CHSC97539
Chamaesaracha nana
Lowell Ahart; John Dittes
2007-6-16
14135
Plumas
West of a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 10 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis.
1647
Comment
SEINET10453902
Chamaesyce serpillifolia
Mary Susan Taylor
1982-8-27
Taylor 5065
Plumas
T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, where Feather River crosses RR tracks and along river, ca. 1.5 mi sw of Beckwourth. 4880 ft. Plumas National Forest.
1487
Comment
CHSC81116
Chamaesyce serpillifolia subsp. serpillifolia
Lowell Ahart
2001-8-28
9187
Plumas
Along the sides of the dirt roads, along road C - Line of Roseburg Resources Company, 1/8 mile south of Highway 36 and 89 at sign of Roseburg Lumber Company, Almanor Tree Farm, A Producing Forest, about 5 miles (air) southwest of Chester.
1402
Comment
RSA0118633
Chamaesyce serpillifolia subsp. serpillifolia
Lowell A. Ahart
2014-8-24
19757
Plumas
Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air), north of La Porte.
1533
Comment
CAS-BOT-BC166081
Chamerion angustifolium subsp. circumvagum
Mrs. E. C. Sutliffe
1917-8-1
s.n.
Plumas
Gold Lake Region
Comment
UC1186542
Chamerion angustifolium subsp. circumvagum
J. W. MacSwain
1959-8-13
59 -152
Plumas
3.5 mi e Bucks Lake Lodge
Comment
JEPS28599
Cheilanthes gracillima
George W. Gillett
1957-7-13
764
Plumas
slopes below Sifford Lakes (on way to Devils Kitchen); Lassen Volcanic Nat'l Park
2057
Comment
JEPS108998
Chenopodium ambrosioides var. ambrosioides
Lowell Ahart
2006-10-8
13411
Plumas
On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather river, about 1 1/4 miles southwest of Belden
715
Comment
CAS-BOT-BC451424
Chimaphila menziesii
Mrs. E. C. Sutliffe
1920-9-1
s.n.
Plumas
Salmon Lake
Comment
UC1120941
Chimaphila menziesii
G. T. Nordstrom
1934-7-9
191
Plumas
1 mi. n.w. Mt. Ararat (Plot 94); Plumas Nat'l Forest, Bidwell Bar Quad.
Comment
UC354484
Chimaphila menziesii
David D. Keck
1928-6-15
453
Plumas
Meadow Valley
1219
Comment
RSA101398
Chimaphila menziesii
R. Weatherby
1955-7-21
1646
Plumas
Bottle Springs, near Middle Fork Feather River.
1616
Comment
CAS-BOT-BC452236
Chimaphila umbellata
Walter Knight; Irja Knight; John Thomas Howell
1966-7-26
1603
Plumas
Butterfly Botanical Area and Vicinity: Fern Glen
1097
Comment
CHSC53139
Chimaphila umbellata
L. P. Janeway
1990-9-2
3852
Plumas
Plumas National Forest, Beckwourth Ranger District, Cascade Compartment. About halfway between Cascade Cr and Emigrant Cr, and about 1/3 mi S of Little Grizzly Cr.
1859
Comment
JEPS58867
Chimaphila umbellata
W. L. Jepson
1924-7-24
10634
Plumas
Rich Point
914
Comment
SEINET10475002
Chrysanthemum parthenium
Mary Susan Taylor
1982-7-21
Taylor 4891
Plumas
T23N R10E se/se sec 9. Blue Nose Mt quad. Along Willow Creek and above slope, ca. 0.5 mi nw of Nelson Point, ca. 5 mi se of Quincy. 4300 ft.
1310
Comment
JEPS58684
Chrysolepis sempervirens
W. L. Jepson
1924-7-18
10603
Plumas
Soapstone Hill
1615
Comment
UC1135250
Chrysolepis sempervirens
G. Burks
1933-8-8
31
Plumas
4.5 mi e and 1 mi n Camel Peak; Plumas National Forest, Bidwell Bar
1706
Comment
SEINET10475260
Chrysothamnus nauseosus subsp. albicaulis
Lowell Ahart, James D. Jokerst
1985-10-4
Ahart 5192
Plumas
About 1 mile west of Pilot Peak, about 9 miles north-east of La Porte.
Comment
CAS-BOT-BC100815
Chrysothamnus viscidiflorus subsp. viscidiflorus
John Thomas Howell
1959-9-25
35022
Plumas
Summit of Beckwourth Pass
1588
Comment
CHSC97267
Chrysothamnus viscidiflorus subsp. viscidiflorus
Lowell Ahart; John Dittes
2007-8-9
14431
Plumas
Along the west side of the poor road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis.
2551
Comment
CDA19929
Cichorium intybus
J. Naughton
2002-7-7
106
Plumas
Sierra Nevada; Plumas County Fairgrounds, near Lee Rd.
0
Comment
RSA599866
Cicuta douglasii
L. C. Wheeler
1959-7-15
7571
Plumas
Middle Fork Feather River: McCarty Mine, McCarthy Bar.
Comment
CAS-BOT-BC190012
Cinna latifolia
Lowell Ahart
1977-7-26
s.n.
Plumas
0.5 mile below the Bunker Hill Mine. Along Bunker Hill Creek. The Bunker Hill Mine is about ten miles northeast of La Porte.
2000
Comment
CAS-BOT-BC190013
Cinna latifolia
John Thomas Howell
1976-7-16
51919
Plumas
Sierra Nevada. Just east of Bucks Summit on road to Meadow Valley.
1645
Comment
CHSC63487
Cinna latifolia
Lowell Ahart
1994-7-28
7536
Plumas
On the sides of a stream, north-east of Frenchman Hill, south-west of Bucks Lake.
1706
Comment
JEPS76222
Cinna latifolia
W. L. Jepson
1939-7-31
19306
Plumas
half-way between Meadow Valley and Bucks Valley
1676
Comment
CHSC113614
Circaea alpina subsp. pacifica
Lowell Ahart
2014-8-31
19804
Plumas
In an unnamed drainage, on the west side of Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte.
1536
Comment
RSA52865
Circaea alpina subsp. pacifica
R. Weatherby
1950-7-7
1451
Plumas
Gansner Creek, Quincy.
1220
Comment
UC1075651
Circaea alpina subsp. pacifica
Robert J. Weatherby
1950-7-7
1451
Plumas
Quincy, Gansner Creek
1219
Comment
SD8768
Cirsium andersonii
Daniel Cleveland
1882-7-21
Plumas
Big Meadows
Comment
UC91812
Cirsium andersonii
Mrs. R. M. Austin
1896-8-1
556
Plumas
Big Meadows
Comment
CHSC102150
Cirsium arvense
Lowell Ahart; John Dittes, Josephine Guardino
2009-7-29
16242
Plumas
On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam.
1591
Comment
RSA716420
Cirsium arvense
L. Ahart
2005-9-19
12391
Plumas
Where the high water flows out of Taylor Lake, on the NE side of Taylor Lake, about 6 air miles SW of Antelope Lake.
2077
Comment
CAS-BOT-BC284416
Cirsium arvense
John Thomas Howell; Gordon H. True
1973-7-31
50138
Plumas
On road from Janesville to Thompson Peak, Diamond Range, Sierra Nevada
1905
Comment
CAS-BOT-BC278026
Cirsium cymosum
John Thomas Howell
1955-7-19
30812
Plumas
Portola
1478
Comment
SEINET7451111
Cirsium cymosum var. cymosum
A. A. Heller, P. B. Kennedy
1907-7-18
8880
Plumas
Grade between Beckwith and Red Clover valley
Comment
CAS-BOT-BC285546
Cirsium occidentale var. candidissimum
John Thomas Howell
1951-6-29
27750
Plumas
Feather River Canyon
548
Comment
CDA1373
Cirsium occidentale var. candidissimum
T. C. Fuller
1957-9-16
304 -57
Plumas
Storrie.
Comment
CAS-BOT-BC285539
Cirsium occidentale var. candidissimum
John Thomas Howell; T. C. Fuller; G. D. Barbe
1981-6-24
54205
Plumas
2.5 miles northeast of Quincy Junction on road to Mt. Hough
1280
Comment
RSA31207
Cirsium occidentale var. candidissimum
Joseph A. Ewan
1934-7-18
8547
Plumas
Near Dentens, Mojawk Valley
Comment
UC1276070
Cirsium ochrocentrum var. ochrocentrum
T. C. Fuller
1959-10-2
3230
Plumas
7.3 mi s Vinton (Loyalton-Vinton Rd. just n of co. line)
Comment
CAS-BOT-BC286447
Cirsium scariosum
John Thomas Howell
1955-7-19
30825
Plumas
Mohawk
1371
Comment
CAS-BOT-BC286448
Cirsium scariosum
Lowell Ahart
1983-8-17
4324
Plumas
Near Onion Valley, near the Quincy-La Porte Road, west of Pilot Pk., north-east of La Porte
2000
Comment
SEINET7836838
Cirsium scariosum
A. A. Heller, P. B. Kennedy
1907-7-3
8692
Plumas
Red Clover Valley
Comment
SDSU3800
Cirsium vulgare
D. F. Howe
1959-8-2
2781
Plumas
Meadow at Quincy.
1067
Comment
CAS-BOT-BC228905
Cistanthe umbellata
Rimo Bacigalupi
1927-7-11
1716
Plumas
Near Grassy Lake Meadows, Gold Lake Region
1889
Comment
CAS-BOT-BC228900
Cistanthe umbellata
Elizabeth McClintock
1968-5-18
s.n.
Plumas
East of Frenchman Reservoir, north of Chilcoot
1706
Comment
CAS-BOT-BC160921
Clarkia amoena subsp. amoena
Henry A. Kloppenburg
1928-5-19
433
Plumas
Plumas National Forest. Belden
701
Comment
CDA38044
Clarkia mildrediae subsp. lutescens
L. P. Janeway
2001-7-3
7255
Plumas
Northern High Sierra Nevada.; Along Road 24N28 on nose of ridge between Four Water Creek and Bear Creek.
Comment
CHSC71153
Clarkia mildrediae subsp. lutescens
L. P. Janeway
1994-7-8
4687
Plumas
Hartman Bar Ridge; slope north of Road 22N94, on south side of Franklin Hill. Clearcut area.
1706
Comment
CHSC71155
Clarkia mildrediae subsp. lutescens
L. P. Janeway
1994-7-13
4694
Plumas
Southeast side of Little Bear Gulch; along Road 22N30 0.25 mi west of Sky High Road (Road 22N29). Road cutbank.
1447
Comment
CDA15372
Clarkia purpurea subsp. quadrivulnera
G. F. Hrusa
1997-6-26
13887
Plumas
Sierra Nevada; Approx. 1/4 mi. N from USFS 23N22D terminus.
Comment
CAS-BOT-BC164915
Clarkia rhomboidea
John Thomas Howell; Gordon True; Walter Knight; Irja Knight
1967-7-10
2224
Plumas
Trestle Glen
Comment
CHSC83648
Clarkia rhomboidea
L. P. Janeway
2001-6-28
7238
Plumas
High Cascade Range. East-facing slope of ridge overlooking North Fork Feather River and Caribou Road, about 2.6 km north of confluence of East Branch North Fork Feather River; along Road 26N26 3.4 km from Caribou Road.
1067
Comment
SEINET10689253
Clarkia rhomboidea
A. Arthur Heller
1938-5-30
Heller 15129
Plumas
Coarse granite sand about shrubs on a slope about a mile west of Arch Rock tunnel on Highway #24, in the arid Transition Life Zone.
Comment
NY1085602
Clarkia stellata
A. A. Heller
1907-7-9
8778
Plumas
Prattville
Comment
CAS-BOT-BC439099
Claytonia cordifolia
W. D. Dakan
1978-5-20
s.n.
Plumas
Quincy Water Supply (Gansner Ravine). Plumas National Forest.
1036
Comment
CHSC98348
Claytonia lanceolata
L. P. Janeway
2007-6-3
9015
Plumas
Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline.
1929
Comment
SD8149
Claytonia lanceolata
Mrs. R. M. Austin
1880-1
Plumas
Big Meadows
Comment
UC170920
Claytonia lanceolata
H. M. Hall
1912-6-29
9292
Plumas
Spanish Peak; Sierra Nevada Mountains
2133
Comment
JEPS46145
Claytonia palustris
Duncan Dunning
1923-6-2
Plumas
4 mi nw Quincy; Snake Lake
Comment
CAS-BOT-BC439877
Claytonia perfoliata
John Thomas Howell; Gordon True; Walter Knight; Irja Knight
1967-6-12
2075
Plumas
Butterfly Botanical Area and Vicinity
1127
Comment
CAS-BOT-BC439878
Claytonia perfoliata
John Thomas Howell
1978-4-19
52857
Plumas
Eastern part of Quincy
1036
Comment
CAS-BOT-BC443644
Claytonia perfoliata subsp. perfoliata
Walter Knight; Irja Knight; John Thomas Howell; Gordon True
1967-6-12
1928
Plumas
Butterfly Botanical Area and Vicinity
1066
Comment
CAS-BOT-BC443707
Claytonia rubra
Lowell Ahart
1987-5-19
5656
Plumas
Near Hopkins Creek, about 1/2 mile south of Turkeytown, about 1 mile west of Blue Nose Mountain, about 14 miles north-east of La Porte
1889
Comment
CAS-BOT-BC443708
Claytonia rubra
L. P. Janeway
1992-5-6
4156
Plumas
Plumas National Forest, Beckwourth Ranger District. About 4 mi southwest of Portola; west side of Claireville Flat between Middle Fork Feather River and Hwy 70.
1482
Comment
JEPS28401
Claytonia rubra
George W. Gillett
1957-7-17
792
Plumas
stream from Little Willow Lake into Willow Lake; Lassen Volcanic National Park
1767
Comment
CAS-BOT-BC443797
Claytonia rubra subsp. rubra
A. A. Heller
1913-6-13
10845
Plumas
Near Marston Station
1066
Comment
CAS-BOT-BC443798
Claytonia rubra subsp. rubra
A. A. Heller; P. B. Kennedy
1907-7-11
8804
Plumas
Prattville
Comment
CHSC33621
Claytonia rubra subsp. rubra
M. S. Taylor; M. Foster
1981-6-3
3847
Plumas
W side of 24N10, in sandy dry soils in shade of Pinus ca. 1/4 mi s of Grizzly Creek crossing 24N10, ca. 8 mi nw of Portola.
1767
Comment
CHSC80257
Claytonia rubra subsp. rubra
L. P. Janeway
1996-6-12
5008
Plumas
Northern High Sierra Nevada. 0.5 mi northeast of Deer Creek and 2.0 mi south of Spanish Creek; north side of logging spur road 0.6 mi east of Road 24N23X.
1318
Comment
JEPS106310
Claytonia rubra subsp. rubra
Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising
2004-6-14
11058
Plumas
About 50 yards north of the north side of a small meadow, about 50 yards north of the dirt road, road goes to Lake Davis, about 1/2 mile west of Lake Davis, about 11 1/2 miles (air) northeast of Slote
1777
Comment
JEPS103572
Clintonia uniflora
Lowell Ahart
2002-7-2
9830
Plumas
On the S side of Forest Road 22N94, ca 75 yards W of Forest Road 22N94E, on Hartman Bar Ridge, ca 1 mile (air) SW of Franklin Hill, ca 4 1/2 miles (air) NW of Tamarack Flat, ca 9 miles (air) NW of La Porte.
1577
Comment
CDA19235
Collinsia parviflora
G. D. Barbe, T. C. Fuller
1982-6-17
3829
Plumas
Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam.
1706
Comment
CHSC95072
Collinsia parviflora
L. P. Janeway; B. Castro
2006-6-4
8671
Plumas
Northern High Sierra Nevada. South side of Squaw Valley, 100 m north of junction with McReynolds Valley Road and Squaw Valley Road.
1684
Comment
UC1032618
Collinsia torreyi var. torreyi
A. Lewis
1934-6-12
476
Plumas
4 1/2 mi sw of Lexington Hill (Plumas National Forest, Mooreville Ridge); Plumas National Forest, Mooreville Ridge
1493
Comment
CHSC33929
Collomia grandiflora
M. S. Taylor
1981-7-6
3977
Plumas
In the Y of the two Ross Canyon Rds (25N31A and B), ca. 1.5 mi e of Dixie Valley Rd (28N01), ca. 16 air mi nw of Chilcoot.
1920
Comment
UC1552743
Collomia grandiflora
Frederica Bowcutt
1985-6-6
553
Plumas
along Beckwourth Genesee Road about 1 <air?> mi ne Drum Bridge (about 15 air mi ne of Quincy, s-facing road bank); Plumas National Forest
Comment
CHSC62502
Collomia tinctoria
B. Castro; Robin Ondricek-Fallscheer
1990-6-14
462
Plumas
Ca 5.5 air mi S of Bucks Lake and 0.1 mi SE of jcn USFS Rd 23N18 with Rd 23N70, in the Arkansas Ravine area.
1524
Comment
RSA755468
Collomia tinctoria
L. Ahart, John Dittes, Josephine Guardino
2009-6-14
15852
Plumas
Cut bank of Forest Road 27N01Y, about 1.3 air miles W of Lake Almanor Dam.
1463
Comment
SBBG128277
Collomia tinctoria
L. Ahart, J. Dittes, J. Guardino
2009-6-14
15852
Plumas
area of broken rock, cut bank of Forest Rd 27N01Y, ca. 1.3 mi W of Lake Almanor Dam
1462
Comment
SEINET13976281
Collomia tinctoria
A. A. Heller, P. B. Kennedy
1907-7-4
8725
Plumas
Ridge east of Red Clover Valley.
Comment
SEINET7134355
Convolvulus arvensis
W. Harnach, N. Harnach
1989-6-17
147
Plumas
Sierra valley, approx 200 ft. west of the steel bridge on Marble Lane
1488
Comment
RSA59472
Conyza canadensis
E. K. Balls
1950-9-16
15879
Plumas
Near fish hatchery, just north of Plumas-Sierra Co. line, Hwy 89
1433
Comment
CAS-BOT-BC286169
Conyza canadensis
L. P. Janeway
1992-11-18
4325
Plumas
Plumas National Forest, Beckwourth Ranger District. Northwest side of Lake Davis, ca 0.3 mi west of the Bagley Pass Road; at the end of Mosquito Slough Road (24N54Y)
1761
Comment
HSC101683
Corallorhiza maculata
Dillon North Davis
2013-5-25
4
Plumas
UC Berkeley Forestry Camp, ~ 1 mile south of Meadow Valley.
1252
Comment
RSA101511
Corallorhiza maculata
R. Weatherby
1955-7-4
1594
Plumas
Across Rock Creek, 0.5 mile below Deane Valley, near Meadow Valley
1341
Comment
CHSC37523
Cordylanthus tenuis subsp. tenuis
M. S. Taylor
1982-9-8
5117
Plumas
Along rd on w side of Round Valley Reservoir, ca. 4 mi s of Greenville.
1371
Comment
JEPS80631
Cordylanthus tenuis subsp. tenuis
M. S. Taylor
1981-7-18
4055
Plumas
near Belden (n side of Caribou Rd, ca. 4 mi ne of its jct with Hwy 70); Almanor SW quad
822
Comment
JEPS81461
Cordylanthus tenuis subsp. tenuis
M. S. Taylor
1981-8-10
4229
Plumas
ca. 1/2 mi e Long Valley Mine (ca. 4 air mi w of Greenville); Almanor NE quad
1615
Comment
UC1032456
Cordylanthus tenuis subsp. tenuis
G. T. Nordstrom
1934-7-20
244
Plumas
1 1/2 mi w and 1/2 mi n Meadow Valley; Plumas National Forest, Bidwell Bar Quadrangle
Comment
CAS-BOT-BC209722
Cornus
John Thomas Howell; T. C. Fuller; G. D. Barbe
1981-6-26
54363
Plumas
0.75 miles northeast of Bucks Summit on road to Quincy
1600
Comment
CAS-BOT-BC209431
Cornus nuttallii
Walter Knight; Irja Knight; John Thomas Howell
1966-7-26
1569
Plumas
Butterfly Botanical Area and Vicinity. Fern Glen
1112
Comment
RSA60134
Cornus nuttallii
E. K. Balls
1950-9-5
15677
Plumas
Main trail Thompson Creek, off La Porte Road, off Hwy 24, e. of Quincy.
Comment
SBBG50827
Cornus nuttallii
J. D. Watjen
1969-5-4
39
Plumas
Feather River Cyn, 9.2 mi SW of Confluence with Rock Crk
457
Comment
SBBG133125
Cornus nuttallii
B. C. Templeton
1968-1
11286
Plumas
unknown
Comment
CAS-BOT-BC210300
Cornus sericea
Anna Head
1920-1-1
s.n.
Plumas
Feather River Region
Comment
CAS-BOT-BC210305
Cornus sericea
John Thomas Howell; Gordon True; Walter Knight; Irja Knight
1968-6-11
2415
Plumas
Butterfly Botanical Area. Fern Glen
Comment
CDA18587
Cornus sericea subsp. sericea
G. D. Barbe, T. C. Fuller & J. T. Howell
1981-6-25
3279
Plumas
Sierra Nevada; 0.7 mile south of Arlington Road, (Main Street, Taylorsville) on Beckwourth-Greenville Road, east of Taylorsville.
1112
Comment
SBBG59868
Cornus sericea subsp. sericea
A. Lefebure
1941-8-17
Plumas
rd from Gold Lake Camp to mine
Comment Read comments Aug 19 2016
CHSC81365
Cornus sessilis
L. P. Janeway
1996-9-4
5082
Plumas
Northern High Sierra Nevada. Soda Creek, between Road 25N22 and the creek, 500 m northwest of Hwy 70 and East Branch North Fork Feather River.
902
Comment
JEPS108581
Cornus sessilis
L. P. Janeway
2005-9-4
8537
Plumas
Northern High Sierra Nevada. Rock Creek at crossing of Road 24N04 ''Rock Creek Crossing.'' Along borders of bouldery streambed
1204
Comment
POM97818
Corydalis caseana
R. M. Austin
1876-07
11
Plumas
Mill Creek
Comment
CAS-BOT-BC401876
Corydalis caseana subsp. caseana
John Thomas Howell; T. C. Fuller; G. D. Barbe
1981-6-26
54364
Plumas
0.75 miles northeast of Bucks Summit on road to Quincy
1600
Comment
CHSC21308
Corydalis caseana subsp. caseana
F. T. Griggs; A. Pass
1975-7-8
107
Plumas
Buck's Lake.
Comment
CAS-BOT-BC287206
Cota tinctoria
John Thomas Howell
1960-7-24
35995
Plumas
Chester
1371
Comment
UC1585914
Crassula aquatica
Barbara Ertter
1988-10-21
8011
Plumas
e. end of causeway ca. 1.5 mi. e. of Chester (on Hwy. 36, n. of rd., Lake Alamanor); Lake Alamanor
1341
Comment
CAS-BOT-BC141572
Crataegus douglasii
Mrs. Jos Clemens
1919-10-30
s.n.
Plumas
Taylorsville
Comment
CAS-BOT-BC141573
Crataegus douglasii
John Thomas Howell
1973-7-9
49710
Plumas
Crescent Mills - Sierra Nevada
1066
Comment
RSA0049643
Crataegus douglasii
Dean Wm. Taylor
2012-6-7
21253
Plumas
Indian Valley; several large bushes along County Road 112 [North Valley Road] just N of junction of County Road 214 [North Arm Road]; ca. 1.5 mile N of Taylorsville)
1066
Comment
CAS-BOT-BC148431
Crataegus suksdorfii
John Thomas Howell
1961-9-23
36835
Plumas
Indian Valley
1082
Comment
CAS-BOT-BC290322
Crepis
Gladys L. Smith
1976-6-7
4562
Plumas
Balsam Flat, 20 miles east of Quincy, along Rte. 70
1524
Comment
CAS-BOT-BC290323
Crepis
W. Harnach; N. Harnach
1989-6-17
146
Plumas
Sierra Valley. Collected approx. 200 ft. west of the steel bridge on Marble Lane
1487
Comment
CAS-BOT-BC290451
Crepis acuminata
Anna Head
1921-6-22
s.n.
Plumas
Campbells Hot Springs, Feather River Region
Comment
CHSC39362
Crepis acuminata
L. Ahart; P. Ahart
1983-8-17
4332
Plumas
Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte.
2000
Comment
UC566960
Crepis acuminata
E. Sawyer
1935-6-18
123
Plumas
5 mi se Crow; Sierraville Quadrangle
1981
Comment
UC476323
Crepis intermedia
Mrs. L. W. Swift
June, 1931
3034
Plumas
Stony Ridge Plumas National Forest, Last Chance Cr. (foot)
Comment
UC581204
Crepis intermedia
G. L. Stebbins Jr. and J. A. Jenkins
1937-7-9
2251
Plumas
Red Rock; sw slopes and ridge crest, n of Engelmine
646
Comment
RSA712982
Crepis modocensis subsp. subacaulis
L. P. Janeway, B. Castro
2006-6-3
8655
Plumas
Northern High Sierra Nevada, west side of lower Thompson Valley 1.6 km north of the mouth of McReynolds Creek at Red Clover Creek
1673
Comment
CHSC95093
Crepis modocensis var. subacaulis
L. P. Janeway; B. Castro
2006-6-3
8655
Plumas
Northern High Sierra Nevada. West side of lower Thompson Valley 1.6 km north of the mouth of McReynolds Creek at Red Clover Creek. East-facing sagebrush slope near meadow edge.
1673
Comment
UC346563
Crepis occidentalis subsp. conjuncta
E. B. Babcock
1928-6-14
154
Plumas
Gray Eagle Resort; gully near bath house
Comment
CHSC97152
Crepis occidentalis subsp. occidentalis
Lowell Ahart; John Dittes, Josephine Guardino
2007-6-8
13986
Plumas
East side of an open rocky flat, 30 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis.
1965
Comment
UC346560
Crepis occidentalis subsp. occidentalis
E. B. Babcock
1928-6-15
157
Plumas
Feather River Inn golf course near highway
Comment
CAS-BOT-BC290806
Crepis occidentalis subsp. pumila
Anna Head
1921-7-20
s.n.
Plumas
Round Lake, Feather River Region
2011
Comment
UC346553
Crepis pleurocarpa
E. B. Babcock
1928-6-15
161
Plumas
2 mi e Meadow Valley (on road to Quincy)
Comment
CHSC40256
Crypsis schoenoides
Lowell Ahart; Rob Schlising, Jim Jokerst
1985-8-12
5162
Plumas
Near the edge of Highway 70, about 1.7 miles west of Rich Gulch Road, about 2 miles east of Rich Bar.
822
Comment
CHSC34334
Crypsis vaginiflora
L. Ahart
1981-9-6
3100
Plumas
On a sandbar along Indian Creek, ca. 1/2 mi sw of the hct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills.
1200
Comment
CHSC43471
Cryptantha affinis
Lowell Ahart
1977-7-9
1448
Plumas
Near the South Fork of the Feather River, about 1/2 mile north of the Feather Fork Mine, about 6 miles north of La Porte.
1706
Comment
CHSC82561
Cryptantha affinis
Lowell Ahart
2002-7-18
9870
Plumas
Near a small meadow, on the north side of a small upper branch of Fall River, about 100 yards north of Lumpkin Ridge Road, about 1 mile (air) southeast of Tamarack Flat, about 1/4 mile southwest of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte.
1701
Comment
SEINET12514865
Cryptantha affinis
T. S. Brandegee
1892-7-4
s.n.
Plumas
Prattville.
Comment
SEINET8518893
Cryptantha affinis
A. A. Heller, P. B. Kennedy
1907-7-4
8729
Plumas
Meadow two miles S of Red Clover Valley.
Comment
SEINET3840837
Cryptantha ambigua
G. Douglas Barbe, Thomas C. Fuller
1982-6-17
3809
Plumas
Plumas National Forest
1700
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
JEPS98964
Cryptantha simulans
Lowell Ahart
2001-7-17
8912
Plumas
Meadows, on the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit.
1828
Comment
RSA201344
Cryptantha torreyana
J. T. Howell
1960-7-18
35545
Plumas
Wooded meadow borders. Drakesbad.
1677
Comment
CDA18483
Cryptantha torreyana
G. D. Barbe, T. C. Fuller & J. T. Howell
1981-6-24
3234
Plumas
Sierra Nevada; 0.2 mile south of junction, Mt. Hough-Crystal Lake Road and China Grade (road to Taylorsville).
1737
Comment
CAS-BOT-BC70455
Cryptogramma acrostichoides
M. S. Taylor
1982-8-30
5078
Plumas
Kettle Rock quad., s end of Taylor Lake, ca. 6 air mi ne of Taylorsville
2103
Comment
RSA52883
Cryptogramma acrostichoides
R. Weatherby
1950-8-11
1506
Plumas
Trail to Silver lake, Lakes Basin Area
1982
Comment
UC1075646
Cryptogramma acrostichoides
Robert J. Weatherby
1950-8-11
1506
Plumas
trail to Silver Lake; N Sierra Nevada Mts, Lakes Basin Area
1981
Comment
UC1229887
Cupressus bakeri
C. R. Quick and H. F. Wilcox
1962-10-1
62 -1
Plumas
1.5 mi w of Wheeler Peak (scatted grove of ca 3 acres on n and e borders on an open lava cap)
1996
Comment
RSA201317
Cuscuta californica
J. T. Howell
1960-7-19
35689
Plumas
Drakesbad
1677
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
CHSC82707
Cuscuta californica var. californica
Lowell Ahart
2002-7-18
9856
Plumas
Ridge, about 1/8 mile north of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte.
1743
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
RSA739641
Cycladenia humilis
B. Castro, L. P. Janeway
2005-9-11
1523
Plumas
5 air miles N of Bucks Lake and 3 miles S of Hwy 70 and the Feather River Canyon, 0.4 air miles W of Three Lakes.
1723
Comment
CHSC70777
Cymopterus terebinthinus var. californicus
B. Castro
1995-7-10
581 A
Plumas
Ca 1 air mi N of Middle Fork Feather River, ca 1/2 mi W of Little Marble Cone, W of S end of 'B' spur off USFS Rd 22N29, W of old Kellogg fire lookout.
1463
Comment
CDA13353
Cynoglossum occidentale
G. F. Hrusa, B. Smith, T. D. Wilfred
1996-7-15
13202
Plumas
Sierra Nevada; 2.5 m E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck.
Comment
RSA59852
Cyperus squarrosus
E. K. Balls
1950-9-14
15814
Plumas
6 miles northwest of Chester, North Fork Feather River.
1402
Comment
JEPS113934
Cyperus squarrosus
W. and N. Harnach
2000-8-2
969
Plumas
Sierra Valley 1.5 miles south of Highway 70 on A-23, 0.25 miles east of A-23, South of Beckwourth, CA (Sierra Valley Farms)
Comment
RSA523938
Cyperus squarrosus
Barbara Ertter
1988-10-21
8007
Plumas
Lake Almanor, E end of causeway ca 1.5 mi E of Chester on Hwy 36
1341
Comment
CAS-BOT-BC133768
Cypripedium fasciculatum
M. S. Taylor
1981-7-14
4020
Plumas
Field redacted by CAS, contact the data manager for more information
1737
Comment
CHSC33878
Cypripedium fasciculatum
M. S. Taylor
1981-5-29
3817
Plumas
Ca. 50 to 100 ft up and s of Buckhorn Creek, ca. 2 ... Field redacted by CHSC, contact the data manager for more information
1584
Comment
UC336579
Cypripedium fasciculatum
Mrs. Austin
Plumas
Indian Valley
Comment
CAS-BOT-BC70671
Cystopteris fragilis
John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight
1967-7-10
2214
Plumas
Mouth of Butterfly Creek
883
Comment
CHSC44604
Cystopteris fragilis
Vernon Oswald
1983-8-17
1002
Plumas
Pacific Crest Trail ca. 2500 ft e of Humboldt Summit.
2011
Comment
JEPS113772
Cystopteris fragilis
Lowell Ahart, John Dittes, Josephine Guardino
2007-6-8
14017
Plumas
East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis
1965
Comment
CAS-BOT-BC445531
Damasonium californicum
Mary Strong Clemens
1920-6-12
s.n.
Plumas
Taylorville
Comment
JEPS103524
Danthonia californica var. californica
Lowell Ahart
2002-7-2
9818
Plumas
On the bottom of the water holding pond, ca 150 yards N of Forest Road 22N94, on Hartman Bar Ridge, ca 1 mile (air) SW of Franklin Hill, ca 4 1/2 miles (air) NW of Tamarack Flat, ca 9 miles (air) NW of La Porte.
1597
Comment
CHSC44560
Danthonia unispicata
Lowell Ahart
1979-7-18
1994
Plumas
North of the dirt road, north-east of Finger Board Mountain, about 2 miles north-west of Pilot Peak, about 15 miles north of La Porte.
1828
Comment
CHSC12669
Darlingtonia californica
K. R. Stern
1974-5-11
Plumas
Very abundant in Butterfly Valley, ca. 6 mi w of Q ... Field redacted by CHSC, contact the data manager for more information
1170
Comment Read comments May 26 2010
RSA0089045
Darlingtonia californica
Bonnie C. Templeton
1968-1
11246
Plumas
Butterfly Valley, ca. 10 mi. west of Quincy.
1066
Comment
SBBG70336
Darlingtonia californica
unknown
1895-1
Plumas
probably in Butterfly Valley near Quincy
Comment
SJSU4490
Darlingtonia californica
Lewis S. Rose
1968-6-11
68105
Plumas
Butterfly Valley, 4 mi S of Keddie
1036
Comment
CAS-BOT-BC175855
Delphinium
M. S. Taylor
1982-5-14
4444
Plumas
Along Turner Springs Rd, just s of its jct with Hwy 114 (Clio-Portola Rd), ca. 2 air mi sw of Portola
1524
Comment
UCSB15813
Delphinium depauperatum
Breedlove, Dennis
1962-6-12
Plumas
Along State Highway 36; 6.9 miles west of Chester; Sierra Nevada
1524
Comment
CAS-BOT-BC8915
Delphinium depauperatum
Robert J. Weatherby
1955-7-2
1574
Plumas
Creek below Bear Ridge, near Taylor Lake
1981
Comment
CDA18492
Delphinium gracilentum
G. D. Barbe, T. C. Fuller & J. T. Howell
1981-6-26
3362
Plumas
Sierra Nevada; 0.3 mile southwest of Bucks Summit, SE of the road formed by Bucks Creek.
1645
Comment
CAS-BOT-BC9861
Delphinium nudicaule
Clare Butterworth Hardham
1961-6-16
7458
Plumas
Diamond Peak
2133
Comment
CAS-BOT-BC9856
Delphinium nudicaule
Mrs. H. C. Cantelow
1941-5-21
s.n.
Plumas
6 miles west of Quincy on road to Meadow Valley
1173
Comment
SEINET8663348
Delphinium nudicaule
C. Tanner
1999-5-7
s.n.
Plumas
Along "Powerline Road," between C. Roy Carmichael School and unincorporated town of Delleker.
1490
Comment
SEINET8663390
Delphinium nudicaule
C. Tanner
1999-5-7
s.n.
Plumas
Along "Powerline Road," between C. Roy Carmichael School and unincorporated town of Delleker.
1490
Comment
CAS-BOT-BC116102
Delphinium nuttallianum
Mrs. H. C. Cantelow
1939-5-20
2559
Plumas
Meadow Valley
Comment
CAS-BOT-BC116103
Delphinium nuttallianum
J. T. Howell
1951-6-28
27698
Plumas
Eureka Peak
1981
Comment
CAS-BOT-BC116111
Delphinium nuttallianum
Mrs. E. C. Sutliffe
1918-7-1
s.n.
Plumas
Plumas Co.
Comment
CAS-BOT-BC116124
Delphinium nuttallianum
R. K. Wellman
1981-5-15
031
Plumas
Sierra Valley Marsh 2 mi. E. of cty rd. A-23 on Marble Hot Springs Rd.
1402
Comment
CDA24256
Delphinium nuttallianum
T. C. Fuller
1962-6-14
9005
Plumas
Southwest corner of Highway 40 Alt. & road to Loyalton, Vinton.
0
Comment
UCD13266
Delphinium patens subsp. patens
Stephen Brown
1974-5-4
116
Plumas
Plumas CO. Rock Creek, 1 mile north from North Fork of Feather River, ca. 22 miles west of Quincy. Elevation 1600 feet.
487
Comment
UCR227748
Deschampsia cespitosa
R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr
1972-9-20
42358
Plumas
Northern Sierra Nevada Mtns., Plumas National Forest, pond north of Goose Lake
2058
Comment
CAS-BOT-BC192436
Deschampsia cespitosa subsp. cespitosa
W. Harnach; N. Harnach
1991-6-21
564
Plumas
Sierra Valley. Next to R/R bridge east of Co. Rd. A-23
1487
Comment
POM296404
Deschampsia danthonioides
Lyman Benson
1949-6-21
13740
Plumas
Meadow 1 mile west of Lake Almanor Inn; Cascade Mt. Range; Feather River drainage area
1341
Comment
UCD62887
Deschampsia danthonioides
Lewis S. Rose
1968-6-10
68083
Plumas
Quincy.
1036
Comment
CHSC40275
Deschampsia elongata
Lowell Ahart
1985-7-3
5100
Plumas
Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/2 miles north-east of La Porte.
1584
Comment
CAS-BOT-BC43033
Descurainia incisa subsp. incisa
John Thomas Howell
1951-6-27
27576
Plumas
Sierra Nevada. Johnsville.
1584
Comment
CAS-BOT-BC43111
Descurainia pinnata subsp. brachycarpa
John Thomas Howell
1977-6-20
52370
Plumas
Sierra Nevada. On the peninsula of Lake Almanor.
1371
Comment
CAS-BOT-BC43503
Descurainia sophia
John Thomas Howell
1955-7-19
30787
Plumas
Sierra Nevada. Vinton.
1505
Comment
CAS-BOT-BC402542
Dicentra pauciflora
John Thomas Howell; Gordon H. True
1967-7-11
43362
Plumas
Southeast slope of Mt. Hough
2042
Comment
CHSC641
Dicentra pauciflora
R. Carter
1964-7-4
141
Plumas
Ca. .35 mi. from Butte Co. line, 1/2 mi. N of Green Is. Lake along W side of Calif. Riding and Hiking Trail.
1828
Comment
UC1126530
Dicentra pauciflora
P. G. Haddock
1938-5-29
14
Plumas
e side Rock Creek; Plumas National Forest, Downieville Quad.
1219
Comment
CAS-BOT-BC402543
Dicentra pauciflora
Lowell Ahart
1986-7-4
5324
Plumas
West of the small wash, S of the road where it crosses Onion Valley Creek, near Onion Valley, ca. 1 mi. NW of Pilot Peak, ca. 14 mi. NE of La Porte
1828
Comment
SEINET10476262
Dicentra uniflora
Mary Susan Taylor
1981-4-30
Taylor 3578
Plumas
T22N R8E sw sec 27. American House quad. In plantation, ca. 0.5 mi N of 22N18, ca. 1 mi E of Big Peak and 4 mi W of Little Grass Valley Reservoir. Montane Coniferous Forest; 5600 ft.
1707
Comment
CAS-BOT-BC254482
Dichanthelium acuminatum subsp. acuminatum
John Thomas Howell
1962-6-17
37652
Plumas
Butterfly Valley
1036
Comment
JEPS58081
Dichelostemma multiflorum
W. L. Jepson
1910-6-16
4146
Plumas
Quincy
1036
Comment
UC725429
Dichelostemma multiflorum
A. A. Heller
1938-6-14
15159
Plumas
near Gray's Flat (on the Feather River Highway)
868
Comment
UC354486
Dichelostemma multiflorum
David D. Keck
1928-6-15
440
Plumas
1.5 mi w Blairsden (on the Blairsden-Quincy highway)
1371
Comment
CAS-BOT-BC293001
Dieteria canescens
M. S. Taylor
1982-8-17
5015
Plumas
Mt Ingalls summit, ca. 9 air mi ne of Sloat
2551
Comment
CHSC65488
Dieteria canescens var. canescens
L. P. Janeway
1995-9-19
4934
Plumas
0.9 mi east of Crocker Creek and Crocker Guard Station and Crocker Campground. Roadside.
1883
Comment
CAS-BOT-BC209012
Digitaria sanguinalis
John Thomas Howell
1951-6-29
27768
Plumas
Feather River Canyon
548
Comment
CAS-BOT-BC151824
Diplacus mephiticus
L. P. Janeway
1989-6-9
3276
Plumas
Forest along southwest side of Red Clover Valley - Beckwourth Ranger District, Plumas National Forest
1676
Comment
CAS-BOT-BC151857
Diplacus mephiticus
Alice Eastwood
1927-6-1
14592
Plumas
On trail to Long Valley, United States Forest Reserve
Comment
CAS-BOT-BC151858
Diplacus mephiticus
Alice Eastwood
1918-5-25
7014
Plumas
Portola
Comment
CAS-BOT-BC151689
Diplacus torreyi
Mrs. E. C. Sutliffe
1927-6-1
s.n.
Plumas
Drakesbad, Lassen National Park
Comment
CAS-BOT-BC151699
Diplacus torreyi
Mary Strong Clemens
1920-6-18
s.n.
Plumas
Lake Almanor
Comment
CAS-BOT-BC208630
Distichlis spicata
John Thomas Howell
1955-7-19
30789
Plumas
Vinton - Sierra Nevada
1505
Comment
CAS-BOT-BC136101
Dodecatheon alpinum
M. S. Taylor
1982-7-12
4820
Plumas
In wet meadow in McRae Meadows, ca. 6 mi w of Mohawk
1889
Comment
CHSC60554
Dodecatheon alpinum
L. P. Janeway
1992-5-14
4177
Plumas
Plumas National Forest Beckwourth Ranger District Westside Compartment. North side of Big Grizzly Creek at northwest end of Lake Davis. Large grassy/sedgy meadow.
1764
Comment
JEPS14447
Downingia bacigalupii
R. H. Platt
1891-1
Plumas
Big Meadow Sierras
Comment
SEINET8039229
Downingia bacigalupii
E. Sawyer
1935-6-27
159
Plumas
Plumas Forest, Charles Valley, Sec. 26.
1524
Comment
UC711959
Downingia bacigalupii
Roxana S. Ferris and Laura Lorraine
1941-8-9
10437
Plumas
about 2.5 mi from Lake Almanor Public Camp (State Highway 89, on road to Chester)
Comment
SD62432
Downingia bicornuta var. bicornuta
John H. Weiler, L. Constance, E. Moleseed
1960-6-12
60153
Plumas
Beside State highway 89, 2.5 miles northwest of Lake Almanor Public Camp.
Comment
SBBG69656
Downingia elegans
Mrs. H. P. Bracelin
1932-7-25
695
Plumas
7 mi S of Chester
1524
Comment Read comments Aug 14 2015
CHSC102073
Draperia systyla
Lowell Ahart; John Dittes
2009-7-15
16100
Plumas
On broken rock, northeast of the power line, on the east side of Forest Sevice Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam.
1517
Comment
UC335430
Draperia systyla
unknown
1889-1
Plumas
Tefft's ranch
Comment
UC880655
Draperia systyla
Lewis S. Rose
1939-6-7
39251
Plumas
Pulga
426
Comment
SEINET10497032
Draperia systyla
Mary Susan Taylor
1974-5-18
Taylor 250
Plumas
Vicinity of Tobin and Butterfly Valley, Hwy 70.
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
CAS-BOT-BC76262
Drosera anglica
Marcus E. Jones
1897-7-3
s.n.
Plumas
Prattville.
1371
Comment
CHSC580
Drosera anglica
R. Calkins
1932-7-1
Plumas
Humbug Valley swamp. ... Field redacted by CHSC, contact the data manager for more information
1310
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
CHSC108031
Drosera rotundifolia
L. P. Janeway; B. Castro
2011-10-2
10750
Plumas
Northern High Sierra Nevada. North side of Little ... Field redacted by CHSC, contact the data manager for more information
1542
Comment
CAS-BOT-BC534967
Drymocallis glandulosa var. reflexa
Thomas H. Kearney
1944-8-14
68
Plumas
Near Pratville, Lake Almanor
Comment
CAS-BOT-BC534968
Drymocallis glandulosa var. reflexa
David D. Keck
1932-7-3
1639
Plumas
Quincy, northern Sierra Nevada, mountain slope south of town
1065
Comment
CAS-BOT-BC535002
Drymocallis glandulosa var. reflexa
Walter Knight; Irja Knight; John Thomas Howell
1966-7-26
1618
Plumas
Butterfly Botanical Area and Vicinity, roadside at Fern Glen
1097
Comment
CAS-BOT-BC535003
Drymocallis glandulosa var. reflexa
A. A. Heller
1913-6-13
10853
Plumas
Near Qunicy
1066
Comment
CHSC99806
Drymocallis hansenii
Lowell Ahart
2008-7-16
15088
Plumas
On the east side of a small stream, about 150 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte.
1597
Comment
OBI2928
Drymocallis lactea var. austiniae
Lewis S. Rose
1968-6-11
68098
Plumas
Confluence of Butterfly crk and Spanish Crk, near Keddie
975
Comment
SJSU7502
Drymocallis lactea var. austiniae
Lewis S. Rose
1968-6-11
68098
Plumas
Confluence of Butterfly Cr & Spanish Cr near Keddie
975
Comment
CAS-BOT-BC159308
Drymocallis lactea var. lactea
John Thomas Howell
1960-7-18
35554
Plumas
Meadow border, Drakesbad - Lassen Volcanic National Park
1828
Comment
CAS-BOT-BC159307
Drymocallis lactea var. lactea
L. P. Janeway
1989-4-22
3366
Plumas
Slopes between Crocker Mtn and Crocker Mdw, along rd 24N49Y - Bechwourth Ranger District, Plumas National Forest
1804
Comment
CAS-BOT-BC159349
Drymocallis lactea var. lactea
David D. Keck
1932-7-3
1638
Plumas
Quincy, mountain slope in spruce forest to south of town - Northern Sierra Nevada
1066
Comment
SEINET7583310
Dulichium arundinaceum
Robert F. Thorne, L. DeBuhr, C. W. Tilforth
1972-9-20
42313
Plumas
Plumas National Forest, Snake Lake c 4 miles NW of Quincy.
1219
Comment
CHSC20780
Dysphania pumilio
K. R. Stern
1975-7-24
5835
Plumas
S shore of Lake Almanor.
1371
Comment
CHSC113929
Elatine
Lowell Ahart
2014-8-20
19710
Plumas
Near springs on the east edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1-1/4 miles east of Chester.
1386
Comment
SEINET5318845
Elatine rubella
W. Harnach, N. Harnach
2000-8-2
970
Plumas
Sierra Valley, 1.5 miles south of Hwy 70 on A-23, .25 miles east of A-23, south of Beckwourth (Sierra Valley Farms)
1487
Comment
SD131007
Eleocharis
Walter Knight, Irja Knight, John Thomas Howell
1966-7-28
1524
Plumas
In profusion at north end of Pond Reservoir.
1096
Comment
CHSC81169
Eleocharis acicularis
Lowell Ahart
2001-8-29
9230
Plumas
On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake.
1700
Comment
CHSC55568
Eleocharis bella
L. P. Janeway
1989-7-7
3465
Plumas
Plumas National Forest. Near Lava Spring, just off the NE side of Red Clover Valley.
1737
Comment
CHSC68424
Eleocharis bella
L. P. Janeway
1996-7-17
5050
Plumas
Southwest side of Dotta Canyon near Dotta Neck, adjacent to Road 24N32.
1709
Comment
CHSC81637
Eleocharis bella
Lowell Ahart
2001-10-8
9325
Plumas
In shallow water of an unnamed stream, east of Lost Cove, below the high water line of Antelope Lake, northeast side of Antelope Lake, about 24 miles (air) northeast of Quincy.
1522
Comment
UC1100603
Eleocharis coloradoensis
Malcolm A. Nobs, S. Galen Smith
1949-8-18
1357 a
Plumas
Lake Almanor, S end
Comment
CAS-BOT-BC113385
Eleocharis engelmannii
Thomas H. Kearney
1944-8-14
18
Plumas
Near Prattville, Lake Almanor
Comment
CAS-BOT-BC113390
Eleocharis engelmannii
Walter Knight; Irja Knight
1966-6-19
1357
Plumas
Near Pond Reservoir, Butterfly Valley.
1097
Comment
CHSC32854
Eleocharis engelmannii
L. Ahart
1980-10-6
2677
Plumas
On the floor of a hydraulic mine, ca. 1 mi s of La Porte.
1600
Comment
CHSC81935
Eleocharis engelmannii
L. P. Janeway
2001-7-25
7388
Plumas
High Cascade Range. Southwest side of Lake Almanor, about 100 m out; near Hwy 89 2.3 km north-northwest of Almanor West Road.
1372
Comment
CAS-BOT-BC113380
Eleocharis engelmannii
Robert J. Weatherby
1950-7-28
1490
Plumas
North edge of Taylorsville
1066
Comment
CAS-BOT-BC113395
Eleocharis engelmannii var. detonsa
John Thomas Howell
1926-7-30
2158
Plumas
Adjacent to Pond Reservoir. Butterfly Botanical Area.
1371
Comment
CAS-BOT-BC112917
Eleocharis macrostachya
John Thomas Howell
1926-7-26
2133
Plumas
Near Prattville
1371
Comment
CHSC32863
Eleocharis macrostachya
L. Ahart
1980-10-6
2680
Plumas
On the floor of a hydraulic mine, ca. 1 mi s of La Porte.
1600
Comment
SEINET13710085
Eleocharis macrostachya
Lowell William Ahart, Lowell William Ahart
2000-1
8382
Plumas
5 Air Mi. NE of Quincy, Butterfly Valley (T25N, R9E, sec 28, SW 1/4) 3300 Ft.
1006
Comment
UC698594
Eleocharis macrostachya
Dorothy E. Beetle
1941-6-28
59
Plumas
Lake Almanor, NW corner of
975
Comment
CAS-BOT-BC112079
Eleocharis quinqueflora
Robert J. Weatherby
1955-6-26
1545
Plumas
Mud Lake, Lakes Basin Area
2103
Comment
CHSC37706
Elodea canadensis
M. S. Taylor; H. Swanson
1982-8-11
4977
Plumas
In beaver ponds, Plumas Eureka State Park, on Beaver trail at s end of Jamison Creek Campground, ca. 2 mi sw of Johnsville.
1712
Comment
CHSC21817
Elymus
F. T. Griggs; A. Pass
1975-7-12
177
Plumas
Bucks Lake.
Comment
CAS-BOT-BC227727
Elymus elymoides
Clare B. Hardham
1975-8-2
20466
Plumas
Black Mt.
2133
Comment
CAS-BOT-BC227728
Elymus elymoides
Lowell Ahart
1977-7-9
1506
Plumas
6 miles north of La Porte
1800
Comment
CHSC97296
Elymus elymoides subsp. californicus
Lowell Ahart; John Dittes
2007-8-9
14450
Plumas
About 100 yards east of the poor dirt road, about 1/2 mile south of Mount Ingalls, about 5 1/2 miles (air) northwest of the north end of Lake Davis.
2493
Comment
UC1133004
Elymus elymoides subsp. elymoides
E. Sawyer
1935-7-1
269
Plumas
1/2 mi ne Chases; Plumas National Forest, Downieville Quadrangle
Comment
CHSC112388
Elymus elymoides var. californicus
L. P. Janeway
2014-6-23
11411
Plumas
Northern High Sierra Nevada. Plumas National Forest; Secret Diggings Gravel Pit on Illinois Ridge, 2.0 air-km south of La Porte.
1476
Comment
CAS-BOT-BC206799
Elymus glaucus subsp. glaucus
David D. Keck
1944-7-8
5427
Plumas
1 mile N of Quincy across Spanish Creek
1066
Comment
CHSC107905
Elymus glaucus subsp. glaucus
L. P. Janeway
2011-8-23
10670
Plumas
Northern High Sierra Nevada. Plumas National Forest; north side of Road 22N50Y 0.7 road km east of Road 22N60; 2.4 air km east-northeast of the northeast corner of Little Grassy Valley Reservoir. Small grassy openings in north-facing slopes.
1719
Comment
UCD62359
Elymus glaucus subsp. glaucus
Walter Knight; Irja Knight, John Thomas Howell
1966-7-28
1652
Plumas
In area near Sweetwater Meadow.
1127
Comment
CAS-BOT-BC213820
Elymus repens
John Thomas Howell
1959-9-25
35036
Plumas
Quincy - Sierra Nevada
1036
Comment
CAS-BOT-BC204409
Elymus trachycaulus subsp. trachycaulus
David D. Keck
1944-7-8
5429
Plumas
1 mile N. of Quincy, across Spanish Creek
1066
Comment
SJSU7490
Elymus trachycaulus subsp. trachycaulus
Lewis S. Rose
1968-6-10
68095
Plumas
Quincy Meadow
1036
Comment
CHSC112572
Elymus triticoides
B. Castro; L. P. Janeway
2007-6-7
1649
Plumas
Northern High Sierra Nevada. West side of lower Thompson Valley 1.1 mi N of the mouth of McReynolds Creek at Red Clover Creek. Sagebrush meadowy flats on W side of Thompson Creek, 500 to 550 ft below edge of open Ponderosa-Jeffrey pine forest.
1671
Comment
JEPS115892
Elytrigia intermedia subsp. barbulata
Lowell Ahart, John Dittes, Josephine Guardino
2009-7-22
16131
Plumas
On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam
1606
Comment
JEPS107694
Elytrigia intermedia subsp. intermedia
Lowell Ahart, John Dittes
2005-9-20
12459
Plumas
On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley
1984
Comment
JEPS114826
Elytrigia intermedia subsp. intermedia
Lowell Ahart
2008-9-10
15370
Plumas
On the north side of East Branch Creek, on the south side of the Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte
1593
Comment
JEPS115945
Elytrigia intermedia subsp. intermedia
Lowell Ahart, John Dittes
2009-7-13
16040
Plumas
On dry soil, on the east side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam
1476
Comment
CHSC1469
Enemion stipitatum
S. Friday
1935-3-1
Plumas
Comment
CAS-BOT-BC392226
Enemion stipitatum
Vesta Holt
1935-3-19
s.n.
Plumas
Near Quincy
Comment
UCD132879
Ephedra viridis
Beecher Crampton
1954-5-11
1882
Plumas
Lassan County Border, Beckwourth Pass, along highway 24.
1588
Comment
CHSC95281
Epilobium canum subsp. latifolium
L. P. Janeway
2006-10-31
8916
Plumas
Northern High Sierra Nevada. Plumas National Forest; basalt tableland on east side of Lumpkin Road 0.4 km northeast of Road 21N65 and 1.1 road km southwest of McNair Saddle; east-facing outcrop overlooking Bear Creek and South Fork Feather River.
1554
Comment
HSC103472
Epilobium canum subsp. latifolium
J. D. Jokerst
1985-9-15
2581
Plumas
Just west of USFS Rd. 26N26, top of ridge between Caribou Canyon and Yellow Creek, at narrow ridgetop saddle
1463
Comment
RSA121166
Epilobium canum subsp. latifolium
C. G. Albertus
1935-7-20
207
Plumas
1.5 miles S.W. of Lava Peak.
1311
Comment
RSA59186
Epilobium canum subsp. latifolium
E. K. Balls, R. Weatherby
1950-9-1
15612
Plumas
East of Long Lake, cliffs above meadow sloping down to two smaller lakes.
2134
Comment
UC683243
Epilobium canum subsp. latifolium
V. A. Winter
1935-7-30
26
Plumas
0.4 mi s Johnsville (on road to McCrae Ridge)
1706
Comment
JEPS115111
Epilobium ciliatum subsp. ciliatum
Lowell Ahart, John Dittes
2009-7-27
16180
Plumas
On damp to dry soil, bottom and sides of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam
1479
Comment
POM271498A
Epilobium ciliatum subsp. ciliatum
Lyman Benson
1932-7-29
3984
Plumas
Buck Lake. Sierra Nevada Mtn range. Feather River drainage.
2134
Comment
SD130489
Epilobium ciliatum subsp. ciliatum
John Thomas Howell
1976-7-16
51887
Plumas
Hydraulic mining gravels on flood plain of Spanish Creek at mouth of Wapaunsie Creek.
1096
Comment
RSA59269
Epilobium ciliatum subsp. glandulosum
E. K. Balls
1950-8-31
15563
Plumas
Quincy, behind Forest Ranger Station
1098
Comment
CHSC63646
Epilobium densiflorum
B. Castro; R. Zebell
1989-7-20
328
Plumas
Off the S end of Walker Plains, on S side of the Oro-Quincy Hwy.
1539
Comment
JEPS124094
Epilobium densiflorum
Lowell Ahart
2015-6-7
20221
Plumas
Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte.
Comment
JEPS38224
Epilobium densiflorum
W. L. Jepson
1939-8-12
19395
Plumas
branch of Last Chance Creek Ferris Creek
1767
Comment
JEPS102619
Epilobium glaberrimum subsp. glaberrimum
Lowell Ahart
2001-7-19
8943
Plumas
On the banks of Hopkins Creek, about 100 yards SW of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) SE of Pilot Peak.
1828
Comment
CHSC56860
Epilobium hallianum
L. P. Janeway
1991-8-3
4116
Plumas
Plumas National Forest. Northeasterly drainage into Freeman Creek, below 'Five Points' and 2 mi west of Smith Peak. Meadow edge.
1981
Comment
UC1075674
Epilobium hallianum
Robert J. Weatherby
1955-7-2
1583
Plumas
Wilcox Valley
1767
Comment
UC170967
Epilobium minutum
H. M. Hall
1912-6-28
9285
Plumas
Spanish Creek Sierra Nevada Mountains
1158
Comment
CAS-BOT-BC57897
Equisetum X ferrissii
John Thomas Howell; Gordon H. True
1967-7-9
43250
Plumas
North Fork of Feather River 3 mi. sw. of Caribou.
853
Comment
CAS-BOT-BC56995
Equisetum arvense
Walter Knight; Irja Knight; John Thomas Howell
1966-7-27
1395
Plumas
At edge of Pond Reservoir
1097
Comment
CAS-BOT-BC57000
Equisetum arvense
E. K. Balls
1950-8-31
15532
Plumas
Hwy. 24, 1 mile north of Spanish Creek, just north of Quincy
1097
Comment
CAS-BOT-BC57008
Equisetum arvense
M. S. Taylor
1981-7-21
4088
Plumas
Spring Garden quad. Along small creek that feeds into Squirrel Creek, ca. 0.5 mi n of jct 401 and 25N42,
1371
Comment
CAS-BOT-BC57009
Equisetum arvense
M. S. Taylor
1982-5-13
4439
Plumas
Quincy quad., n edge of Spanish Creek, Gansner Park, Quincy
1036
Comment
SEINET10899883
Equisetum arvense
Mary Susan Taylor
1982-5-13
Taylor 4439
Plumas
T24N R9E se/ne sec 15. Quincy quad. In Gansner Park, Quincy. 3400 ft.
1036
Comment
RSA794955
Equisetum hyemale var. affine
L. Ahart, John Dittes
2009-7-27
16162
Plumas
High area in a small pond, headwaters of Grizzly Gulch, 2.1 air miles northwest of Butt Valley Reservoir Dam.
1480
Comment
CHSC97712
Equisetum laevigatum
Lowell Ahart; John Dittes
2007-6-17
14168
Plumas
Wet bare soil, along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis.
1654
Comment
JEPS116123
Equisetum laevigatum
Lowell Ahart, John Dittes
2009-7-27
16182
Plumas
On dry soil, about 20 yards north of the poor dirt road, on the north side of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam
1479
Comment
SEINET6031840
Equisetum telmateia
J. T. Howell, G. H. True., Jr.
1969-4-8
45485
Plumas
Feather River Canyon at Storrie
549
Comment
CHSC14082
Equisetum telmateia subsp. braunii
E. S. Caldwell
1974-4-24
13
Plumas
Hwy. 70 North Fork Feather River Canyon; 3 mi e of PGE Rock Creek and Power Station.
548
Comment
JEPS125821
Eragrostis pectinacea var. pectinacea
William Harnach
2015-7-20
1431
Plumas
Just South of the intersection of Co. Rd. A-24 and Marble Lane.
Comment
SEINET10973069
Eremocarpus setiger
Mary Susan Taylor, M. Foster
1981-8-13
Taylor 4174
Plumas
T26N R9E sw 1/4 nw 1/4 10. Greenville NW quad. S end of Greenville, W side of Hwy 89, dry gravelly roadside. 3800 ft.
1158
Comment
CAS-BOT-BC174159
Eremogone aculeata
A. A. Heller; P. B. Kennedy
1907-7-3
8703
Plumas
Hills above Red Clover Valley
Comment
UC942949
Eremogone aculeata
Lewis S. Rose
1951-6-28
51052
Plumas
above Eureka Lake (n of Johnsville)
2133
Comment
CHSC21716
Eremogone cliftonii
F. T. Griggs; A. Pass
1975-7-8
120
Plumas
Buck's Lake Forest Service Survey.
Comment Read comments Jul 8 2014
CHSC21830
Eremogone cliftonii
D. Brink; L. Mayer
1975-7-9
Plumas
Buck's Lake.
Comment Read comments Jul 8 2014
CHSC75487
Eremogone congesta var. congesta
G. D. Barbe; J. T. Howell, T. C. Fuller
1981-6-23
3098
Plumas
Reservoir shore 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road.
1371
Comment
CHSC95095
Eremogone congesta var. subcongesta
L. P. Janeway; B. Castro
2006-6-3
8660
Plumas
Northern High Sierra Nevada. West side of junction between upper and lower parts of Thompson Valley 1.9 km north of the mouth of McReynolds Creek at Red Clover Creek. Open south-facing slope between yellow pine forest and meadow.
1673
Comment
SEINET10546847
Eriastrum
Mary Susan Taylor
1981-7-6
Taylor 3983
Plumas
T25N R15E s half se sec 31. Dixie Mt quad. Open bare site, N side of Ross Canyon Rd (25N31), 0.7 mi E of its jct with Dixie Valley Rd, ca. 16 air mi NW of Chilcoot. 5900 ft elev.
1798
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
CAS-BOT-BC286645
Ericameria bloomeri
Clare B. Hardham
1970-8-9
17716 LL
Plumas
Road to Thompson Peak Lookout
Comment
CAS-BOT-BC286665
Ericameria bloomeri
John Thomas Howell
1926-7-29
2150
Plumas
On Chester-Westwood road 1/2 miles west of Lassen Co. line
Comment
RSA21573
Ericameria bloomeri
C. B. Wolf
1937-9-5
9292
Plumas
Northern Sierra Nevada, Lake Almanor to Westwood at Lassen Co line.
1463
Comment
RSA507813
Ericameria bloomeri
J. C. Semple, S. Heard
1986-8-13
8414
Plumas
Between La Porte and Quincy, Little Grassy Lake Road, near Little Grassy Valley Rec. Area
Comment
SD50988
Ericameria bloomeri
Darley F. Howe
1960-9-21
2989
Plumas
On Highway 89 alternate, 10 miles from Highway 89 on road to Susanville
1675
Comment
UC1118682
Ericameria bloomeri
C. G. Albertus
1935-8-15
268
Plumas
1.5 mi se Cates; Plumas National Forest, Downieville Quad.
1783
Comment
UCD19161
Ericameria linearifolia
June McCaskill
1956-1
422
Plumas
Lake Almanor region?
Comment
CAS-BOT-BC299435
Ericameria nauseosa var. speciosa
Mrs. E. C. Sutliffe
1929-10-1
s.n.
Plumas
Gold Lake
Comment
CAS-BOT-BC299441
Ericameria nauseosa var. speciosa
Mrs. Jos Clemens
1919-11-1
s.n.
Plumas
Crystal Lake
Comment
CHSC45218
Ericameria nauseosa var. speciosa
Lowell Ahart
1976-9-28
1212
Plumas
About 1 air mile east of the Bunker Hill Mine, about 12 air miles north-east of La Porte.
1828
Comment
JEPS114597
Ericameria nauseosa var. speciosa
Lowell Ahart
2008-9-10
15360
Plumas
On both sides of the Quincy La Porte Road, northwest of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte
1593
Comment
JEPS118403
Ericameria nauseosa var. speciosa
Lowell Ahart
2011-9-17
17676 -A
Plumas
On the west side of Lumpkin Ridge Road, about 2 miles (air) west of Little Grass Valley Reservoir Dam
1687
Comment
UC297888
Ericameria nauseosa var. speciosa
Milo S. Baker
1926-8-23
296 a-26
Plumas
Lu's Camp
Comment
UCD131487
Ericameria nauseosa var. speciosa
John Thomas Howell
1959-9-24
34962
Plumas
Near Blairsden.
1341
Comment
JEPS75283
Ericameria parryi var. nevadensis
John Thomas Howell
1961-9-25
36964
Plumas
Portola Sierra Nevada
1478
Comment
UCD131546
Ericameria parryi var. nevadensis
John Thomas Howell
1959-9-24
34967
Plumas
Sierra Valley near Beckworth.
1478
Comment
SEINET8078459
Erigeron barbellulatus
D. E. Lepley
2006-7-11
s.n.
Plumas
Summit ust north of Red Rock Lookout. Take County Road 204 (Gold Run Road) south from Susanville about 10 miles to pass west of Diamond Mt., then east and southeast on Roads 28N64 and 28N63 to creek draining Gilman Basin, then south on foot toward ridgeline about a a half mile
2292
Comment
SEINET8078520
Erigeron bloomeri var. bloomeri
W. Harnach, N. Harnach
1989-5-27
116
Plumas
Sierra Valley, 2.6 miles S of Hwy 70 on Co. Rd. A-23, at the gate to the old Pat Nobel barn and homesite
Comment
CHSC81607
Erigeron canadensis
Lowell Ahart
2001-10-8
9319
Plumas
On the north side of Indian Creek, below or near the highwater line of Antelope Lake, about 24 miles (air) northeast of Quincy.
1524
Comment
CHSC101853
Erigeron divergens
Lowell Ahart; John Dittes, Josephine Guardino
2009-6-14
15884
Plumas
About 300 yards north of Lake Almanor Dam, about 300 yards southwest of Boat Ramp, below the high water line.
1374
Comment
CAS-BOT-BC295994
Erigeron divergens
Gordon H. True; John Thomas Howell
1967-7-12
43383
Plumas
Twain, Sierra Nevada
883
Comment
SEINET3454486
Erigeron divergens
G. Douglas Barbe, Thomas C. Fuller, J. T. Howell
1981-6-24
3177
Plumas
Sierra Nevadas, Sierra Nevadas, 2.5 miles northeast of Quincy junction on Mount Hough-Crystal Lake Road at junction of Howell's Road to Tollgate Creek and Keddie
1280
Comment
CAS-BOT-BC300406
Erigeron eatonii var. plantagineus
L. P. Janeway
1989-6-9
3281
Plumas
Beckwourth Ranger District, Plumas National Forest. Along south side of Red Clover Valley
1691
Comment
CHSC60522
Erigeron eatonii var. plantagineus
L. P. Janeway
1992-5-22
4199
Plumas
Plumas National Forest. South side of Middle Fork Feather River, just south of railroad tracks; ca 2.7 mi east of Portola.
1485
Comment
UC725603
Erigeron eatonii var. plantagineus
A. A. Heller
1940-5-22
15669
Plumas
along State Hwy 89 in treeless area 2 mi n Almanor
Comment
CHSC97279
Erigeron filifolius var. filifolius
Lowell Ahart; John Dittes
2007-8-9
14433
Plumas
In the poor road, east slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis.
2551
Comment
JEPS85617
Erigeron glacialis var. glacialis
Rimo Bacigalupi with Aldo Bacigalupi
1952-8-19
3950
Plumas
about 1.5 mi n Sierra County border (meadow at end of road and beginning of trail to Long Lake); Mt. Elwell region
1981
Comment
CHSC100862
Erigeron inornatus var. inornatus
B. Castro; L. P. Janeway
2005-9-11
1522
Plumas
Ca 5 air mi N of Bucks Lake and 2.5 mi S of Highway 70 and the Feather River Cyn, just N of Three Lakes. Ca 0.5 mi E of the Three Lakes trailhead, along the Pacific Crest Trail. Along trail just N of the Grassy Lakes. Few feet from S edge of trail.
1901
Comment
CHSC52724
Erigeron inornatus var. inornatus
L. P. Janeway
1990-8-15
3830
Plumas
Plumas National Forest. Along edge of dirt road near Cascade Cr ca 1 1/4 mi SW of Little Grizzly Cr.
1859
Comment
JEPS87536
Erigeron inornatus var. inornatus
Lowell Ahart
1993-9-24
7266
Plumas
e side of Cleghorn Bar Road near Monitor Flat (about 3 mi nw of Pilot Peak)
1828
Comment
RSA716878
Erigeron inornatus var. inornatus
L. Ahart, John Dittes
2005-9-20
12456
Plumas
S side of Forest Road 27N34, about 1 mile NE of Eisenheimer Peak, about 3/4 of a mile S of Wilcox Valley
1985
Comment
CHSC44863
Erigeron lassenianus var. deficiens
Lowell Ahart
1979-7-18
1989
Plumas
Along Cleghorn Bar Road, about 2 air miles west of Pilot Peak, about 12 miles north of La Porte.
1645
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
UC1609240
Erigeron lassenianus var. deficiens
Lowell Ahart
1993-9-24
7267
Plumas
about 3 mi nw Pilot Peak (w side of Cleghorn Bar Road); Monitor Flat
1828
Comment
RSA755448
Erigeron lassenianus var. lassenianus
L. Ahart, John Dittes, Josephine Guardino
2009-7-22
16129
Plumas
Forest Service Road 27N92K, east side of Long Valley, about 3.5 air miles west-southwest of Greenville, about 5.2 air mile southeast of Lake Almanor Dam.
1607
Comment
CDA18571
Erigeron lassenianus var. lassenianus
G. D. Barbe, T. C. Fuller & J. T. Howell
1981-6-25
3330
Plumas
Sierra Nevada; 0.8 miles northwest of Antelope Lake, 0.7 mile east of forest road to Taylor Lake
1661
Comment
CAS-BOT-BC295791
Erigeron petrophilus var. sierrensis
G. L. Stebbins
1968-8-1
6844
Plumas
Devil's Punchbowl, on Grizzly Mountain north of Quincy
2225
Comment
CHSC118800
Erigeron petrophilus var. sierrensis
Noah Siegel
2015-7-29
2015 -004
Plumas
On eastern Rush Creek Hill. Forest Service Road 27N76 near 26N22L (UTM 659415 E, 4437357 N, NAD 83 Zone 10N; Elevation 1675 m.)
1675
Comment
CAS-BOT-BC300126
Erigeron pumilus var. intermedius
Lewis S. Rose
1955-7-19
55151
Plumas
Vinton
1505
Comment
UC1730240
Erigeron pumilus var. intermedius
L. P. Janeway
1998-6-24
5675
Plumas
NE of Jordan Flat (N side of Last Chance Creek; S side of Road 28N03 0.3 mi W of Road 101)
1780
Comment
CAS-BOT-BC300260
Erigeron reductus var. reductus
Rimo Bacigalupi
1927-7-10
1688
Plumas
Slopes of Mt Elwell above Long Lake
2133
Comment
UC170923
Erigeron strigosus var. septentrionalis
H. M. Hall
1912-7-25
9372
Plumas
Middle Fork Feather River Sierra Nevada Mountains
1280
Comment
SBBG62000
Eriogonum douglasii
A. A. Heller, P. B. Kennedy
1907-7-4
Plumas
E of Red Clover Valley
Comment
JEPS108538
Eriogonum douglasii var. meridionale
L. P. Janeway, B. Castro
2006-6-3
8659
Plumas
Northern High Sierra Nevada. West side of junction between upper and lower parts of Thompson Valley 1.9 km north of the mouth of McReynolds Creek at Red Clover Creek. Open south-facing slope between yellow pine forest and meadow
1673
Comment
SEINET892506
Eriogonum douglasii var. meridionale
James L. Reveal
2002-1
8361
Plumas
Squaw Valley at the road junction of Forest Service roads 28N01 and 28N70 on flat W of highway, 11.9 air miles NNW of Beckwourth.
1706
Comment
CAS-BOT-BC256165
Eriogonum douglasii var. meridionale
W. Harnach; N. Harnach
1989-5-27
119
Plumas
Turnoff of Marble lane and Co. Rd A-23Sierra Valley
1489
Comment
CHSC34736
Eriogonum elatum var. elatum
M. S. Taylor
1981-7-13
4004
Plumas
Ramelli Ranch, e side, s of Feather River, ca. 2 mi ese of Beckwourth.
1463
Comment
RSA107481
Eriogonum elatum var. elatum
L. S. Rose
1955-7-19
55141
Plumas
Beckworth
1494
Comment
RSA252384
Eriogonum elatum var. elatum
Robert F. Thorne, C. W. Tilforth
1969-9-6
39251
Plumas
Beckwourth Pass, Plumas-Lassen Co. Line.
1590
Comment
RSA107490
Eriogonum elatum var. villosum
L. S. Rose
1955-7-20
55159
Plumas
Mohawk.
1372
Comment
SEINET527001
Eriogonum elatum var. villosum
Paul Opler, Evi Opler
2004-6-27
Plumas
1 mile east of Clio, granite rocks in intermittently flooded streambed
Comment
CAS-BOT-BC263724
Eriogonum luteolum var. pedunculatum
Carl B. Wolf
1937-8-6
9066
Plumas
Mohawk Valley 2 mi. No. of Blairsden, Northern Sierra Nevada
1341
Comment
RSA766343
Eriogonum marifolium
Joseph A. Ewan
1934-6-27
8269
Plumas
Above Bear Lakes, Mt. Elwell region. Sierra Nevada.
1982
Comment
SEINET10871611
Eriogonum marifolium
Mary Susan Taylor
1981-7-6
Taylor 3975
Plumas
T24N R15E nw/ne sec 15. Dixie Mt quad. Top of Dixie Mt near the Lookout, ca. 5 air mi W of N tip of Frenchman Lake, ca. 13 air mi NW of Chilcoot. Pure volcanic rock outcrop; 8327 ft elev.
2538
Comment
CAS-BOT-BC263306
Eriogonum marifolium var. marifolium
Lowell Ahart
1989-7-2
6340
Plumas
On the north side and near the summit of Pilot Peak, about 10 miles north-east of La Porte
2255
Comment
CAS-BOT-BC264819
Eriogonum nudum var. deductum
John Thomas Howell
1959-9-22
34834
Plumas
Wolf Creek
1371
Comment
CDA13426
Eriogonum nudum var. deductum
G. F. Hrusa, B. Smith, T. D. Wilfred
1996-7-16
13274
Plumas
Sierra Nevada; Adjacent to Bull Run Creek off USFS 23N12E.
Comment
CHSC101772
Eriogonum nudum var. deductum
Lowell Ahart; John Dittes, Josephine Guardino
2009-6-14
15864 -C
Plumas
Cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam.
1462
Comment
CHSC60543
Eriogonum nudum var. deductum
L. P. Janeway
1992-7-10
4258
Plumas
Plumas National Forest Beckwourth Ranger District Cascade Compartment. About 1/2 mi northeast of top of Grizzly Ridge in upper Joseph Creek.
2087
Comment
JEPS56999
Eriogonum nudum var. nudum
W. L. Jepson
1939-8-16
19442
Plumas
near Jackson Creek; Middle Fork Feather River
Comment
POM161732
Eriogonum nudum var. oblongifolium
R. C. Bacigalupi
1927-7-12
1725
Plumas
at Quincy Junction Station
1067
Comment
UCD100553
Eriogonum nudum var. oblongifolium
Robbins; Raynor
1943-6-1
s.n.
Plumas
Near Quincy.
Comment
JEPS56580
Eriogonum ovalifolium
J. G. Lemmon
Sept. 1878
Plumas
Plumas County
Comment
SEINET3814149
Eriogonum spergulinum
Lewis S. Rose
1932-9-7
32646
Plumas
Bear Lakes.
1981
Comment
SEINET3405024
Eriogonum spergulinum subsp. reddingianum
A. A. Heller, B. B. Kennedy
1907-7-11
8801
Plumas
Prattville
Comment
CAS-BOT-BC269945
Eriogonum spergulinum var. reddingianum
Anna Head
1921-9-1
s.n.
Plumas
Feather River Region
Comment
CHSC57091
Eriogonum spergulinum var. reddingianum
L. P. Janeway; Garrett Gibson
1991-7-11
4069
Plumas
Plumas National Forest Beckwourth Ranger District Westside Compartment. Between Smith Peak and the southwest corner of Lake Davis; between Humbug Creek and Dan Blough Creek. Bare ground openings in Artemisia tridentata scrub openings in yellow pine forest.
1798
Comment
CAS-BOT-BC269960
Eriogonum spergulinum var. reddingianum
Herbert L. Mason
1924-6-20
1080
Plumas
Between Gold Lake & Bear Lake
Comment
RSA325154
Eriogonum sphaerocephalum
M. S. Taylor
1981-6-18
3937 -A
Plumas
Grizzly Valley quad. N. side of rd 25N93, ca. 1.5 mi NW of Bagley Pass, ca 1.5 mi. NW of Blaisden.
1768
Comment
CAS-BOT-BC262781
Eriogonum strictum var. proliferum
L. P. Janeway
1989-6-30
3449
Plumas
Beckwourth Ranger District, Plumas National Forest. Along rd 24N45 1.2 mi E of Crocker Cr opposite Crocker Guard Station and the Beckwourth-Genesee Rd (rd 111), 6.4 mi N of Beckwourth
1874
Comment
CHSC60545
Eriogonum strictum var. proliferum
L. P. Janeway; Garrett Gibson
1992-6-16
4238
Plumas
Plumas National Forest Beckwourth Ranger District Beckwourth Compartment. About 1/2 mi north of Beckwourth Peak, ca 2 1/2 mi south-southeast of Portola.
1798
Comment
UCD148551
Eriogonum umbellatum
G. Ledyard Stebbins
1986-6-29
C 607
Plumas
Approximately 5 miles north of the town of Meadow Valley. Along Forest Service road no. 25 N-17, above Bean Creek. (Exact location unknown. Coordinates estimated by label maker).
1420
Comment
CAS-BOT-BC262071
Eriogonum umbellatum var. nevadense
Gladys L. Smith
1959-6-20
1250
Plumas
Plumas - Sierra county line on Gold Lake to Feather River route
1828
Comment
CHSC53059
Eriogonum umbellatum var. nevadense
L. P. Janeway
1990-7-25
3809
Plumas
Plumas National Forest Beckwourth Ranger District Cascade Compartment. Just above Emigrant Creek and 1 1/4 mi south of Little Grizzly Creek. Steep southeast-facing volcanic rock outcropping.
1950
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
LA207047
Eriogonum umbellatum var. nevadense
Joseph Andorfer Ewan;
1934-7-16
8511
Plumas
Sierra Nevada, Long Lake, Mt. Elwell region
2072
Comment
POM203495
Eriogonum umbellatum var. nevadense
L. S. Rose
1934-7-23
34420
Plumas
Open flats Chilcoot
Comment
RSA300142
Eriogonum umbellatum var. nevadense
G. H. True
1973-7-31
50112
Plumas
Canadian Zone forest, summit ridge of Thompson Peak in areas of volcanic rock, Diamond
2195
Comment
RSA759517
Eriogonum umbellatum var. nevadense
James L. Reveal
2007-6-5
8838
Plumas
Along U. S. Forest Service Road 26N70 (County Road 177) north of Conklin Park Campground, 0.6 miles north of the bridge over Willow Creek.
1723
Comment
UC1552712
Eriogonum umbellatum var. nevadense
Frederica Bowcutt
1985-6-6
572
Plumas
about 15 air mi ne Quincy (along Red Clover Creek); Plumas National Forest
Comment
UCD101378
Eriogonum umbellatum var. nevadense
John Thomas Howell; Gordon H. True
1973-7-31
50112
Plumas
summit ridge of Thompson Peak, in areas of volcniac rock, Diamond Range.
2194
Comment
SEINET10479560
Eriogonum umbellatum var. nevadense
Mary Susan Taylor
1981-7-17
Taylor 4045
Plumas
T21N R12E se/sw sec 7, Sierra City NW quad; Lakes Basin, Bear Lakes trail, just S of its jct with Long Lakes trail, ca. 6 air mi S of Mohawk. Dry & open, Montane Chaparral; 6500 ft elev.
1981
Comment
SD8040
Eriogonum umbellatum var. polyanthum
Mrs. R. M. Austin
1879-1
Plumas
Big Meadows
Comment
SEINET10479573
Eriogonum umbellatum var. speciosum
Mary Susan Taylor
1981-8-25
Taylor 4236
Plumas
California: T25N R7E ne1/4 sw1/4 sec 10. Almanor SW quad. Red Hill Lookout, ca. 3 air mi NE of Belden. On serpentine. Plumas County. 6300 ft.
1920
Comment
CAS-BOT-BC262250
Eriogonum ursinum
Janet Jones
1980-7-16
217
Plumas
Frazier Falls area
1828
Comment
CAS-BOT-BC262255
Eriogonum ursinum
Margaret J. Williams; Betty Larson
1983-8-12
83- 135 -1
Plumas
W side of the Sierra Nevada, near Jamison Creek, above Johnsville
1676
Comment
CDA13556
Eriogonum ursinum
G. F. Hrusa, T. D. Wilfred
1996-7-22
13383
Plumas
Sierra Nevada; Plumas Natl. Forest: above Little Long Valley Creek. Approx 1/2 m. N. of Hwy 70 about 15 m. E of Quincy.
Comment
UC77781
Eriogonum ursinum
Mrs. R. M. Austin
1876-1
Plumas
American Valley
Comment
POM266532
Eriogonum ursinum
Lester Rowntree
1935-6-12
s.n.
Plumas
Crescent Mills.
Comment
UC726564
Eriogonum ursinum
A. A. Heller
1938-7-2
15236
Plumas
plain 3 mi e Quincy
1097
Comment
CHSC26177
Eriogonum ursinum var. ursinum
J. P. Kroessig
1977-5-24
38
Plumas
Along n margin of Alt. 40, ca 32 km sse of Greenville.
805
Comment
CHSC75519
Eriogonum ursinum var. ursinum
G. D. Barbe; J. T. Howell, T. C. Fuller
1981-6-23
3120
Plumas
Dry rocky slope next to seep area in serpentine, 2.65 miles west of Round Valley Reservoir dam.
1569
Comment
SD86305
Eriogonum ursinum var. ursinum
James L. Reveal
1971-6-23
2468
Plumas
Along California Highway 89, 4 miles northwest of Greenville and about 4 miles southeast of Canyondam
Comment
CAS-BOT-BC264137
Eriogonum vimineum
John Thomas Howell
1951-8-19
28175
Plumas
Near Paxton, Sierra Nevada
914
Comment
CHSC34927
Eriogonum vimineum
M. S. Taylor
1981-8-31
4255
Plumas
Both sides of Hwy 89, ca. 0.5 mi s of Clio.
1341
Comment
SBBG64224
Eriogonum vimineum
A. A. Heller, P. B. Kennedy
1907-7-15
Plumas
near mouth of Little Grizzly Crk below Genesee
Comment
RSA65964
Eriogonum vimineum
J. Ewan
1934-7-6
8182
Plumas
road to Guidici Ranch, Penman Peak.
1524
Comment
CAS-BOT-BC300952
Eriophyllum lanatum
Lloyd W. Swift
1931-5-25
50
Plumas
Plumas National Forest. Murdock Crossing
1676
Comment
CAS-BOT-BC300953
Eriophyllum lanatum
Javier Penalosa
1962-6-19
2493
Plumas
Highway 40-89, ca. 6.2 mi. southeast of Quincy
1097
Comment
RSA600707
Eriophyllum lanatum var. grandiflorum
L. C. Wheeler
1959-7-15
7568
Plumas
Middle Fork Feather River: McCarty Mine, McCarthy Bar.
Comment
UC960338
Eriophyllum lanatum var. grandiflorum
A. A. Heller
1938-5-30
15133
Plumas
roadside bank near Rich Bar
762
Comment
CHSC44865
Eriophyllum lanatum var. integrifolium
Lowell Ahart
1979-7-18
1982
Plumas
South of the road just before it crosses Onion Valley Creek. Along a wash, about 1 air mile west of Pilot Peak, about 12 air miles north of La Porte.
1828
Comment
CHSC48158
Eriophyllum lanatum var. integrifolium
Vernon Oswald
1986-7-10
2188
Plumas
LaPorte-Quincy Rd. at S. Fork of Feather R.
1965
Comment
JEPS122166
Eriophyllum lanatum var. integrifolium
Lowell Ahart
2014-8-26
19776
Plumas
In the center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte.
Comment
UC1118251
Eriophyllum lanatum var. integrifolium
E. Sawyer
1935-6-10
94
Plumas
4.75 mi wsw Summit; Sierraville Quadrangle
Comment
SEINET10971127
Eriophyllum lanatum var. integrifolium
Mary Susan Taylor, M. Foster
1981-6-15
Taylor 3894
Plumas
T24N R8E w half nw sec 13, Bucks Lake quad; S side of Bucks Lake Rd, ca. 50 ft E of jct with 24N29 (rd to Deanes V.), ca. 2 mi NE of Meadow Valley; serpentine outcrop with scattered basaltic outcrop in Mixed Coniferous Forest; 3800 ft.
1158
Comment
CAS-BOT-BC41517
Erysimum asperum
Lloyd W. Swift
1931-6-1
46
Plumas
Plumas forest. Summit of Janesville Grade.
1828
Comment
CAS-BOT-BC54322
Erysimum capitatum
Anna Head
1920-6-30
s.n.
Plumas
Feather River Region. Lake Center Camp.
Comment
CAS-BOT-BC54324
Erysimum capitatum
L. P. Janeway
1990-6-19
3721
Plumas
Plumas National Forest. Beckwourth Ranger District. Rattlesnake Compartment.
1402
Comment
CAS-BOT-BC54326
Erysimum capitatum
Ella Dales Cantelow
1941-5-21
3629
Plumas
About 6 miles west of Quincy. Meadow Valley.
1173
Comment
CAS-BOT-BC54688
Erysimum capitatum var. capitatum
John Thomas Howell; Keith Wagnon
1980-5-26
53583
Plumas
Sierra Nevada. Lewisia Rock, Feather River Canyon 3.5 miles southwest of Belden.
609
Comment
JEPS48661
Erysimum cheiranthoides
Esther C. Fritz
1933-7-15
Plumas
Lookout house Spanish Peak
2145
Comment
CHSC20742
Erythranthe breweri
K. R. Stern
1975-7-29
5881
Plumas
Nw shore of Lake Almanor.
Comment
CHSC43506
Erythranthe breweri
Lowell Ahart
1979-7-18
1995
Plumas
Near Finger Board Mountain, about 2 miles north-west of Pilot Peak, about 12 miles north of La Porte.
1828
Comment
SJSU14235
Erythranthe guttata
N. A. Hopkins
1989-5-16
1495
Plumas
Marble Hot Springs Rd, Sierra Valley
1524
Comment
CHSC84179
Erythranthe microphylla
Lowell Ahart
2003-7-18
10425
Plumas
In a meadow, on the north side of the road, about 1/4 mile west of Lumpkin Ridge Road, about 1 1/2 miles southeast of Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte.
1709
Comment
CHSC24243
Erythranthe primuloides
K. R. Stern
1975-7-29
Plumas
NW side of Lake Almanor.
Comment
SEINET14375785
Erythranthe tilingii
M. J. Williams, J. T. Howell
1966-7-11
s.n.
Plumas
Near Luther Ridge, above Johnsville.
2271
Comment
CHSC21603
Erythronium purpurascens
L. M. Mayer; D. E. Brink Jr.
1975-7-17
Plumas
Bucks Lake Floristic Survey.
Comment
UC338810
Erythronium purpurascens
unknown
627
Plumas
Indian Valley
Comment
CAS-BOT-BC505250
Erythronium purpurascens
Lowell Ahart
1983-8-17
4336
Plumas
South of Onion Valley, near the Quincy La Porte Rd west of Pilot Peak, about 11 mi NE of La Porte
2000
Comment
CAS-BOT-BC505255
Erythronium purpurascens
H. C. Cantelow
1938-7-4
2297
Plumas
Drakesbad, near edge of woods
Comment
UC1075911
Erythronium purpurascens
E. K. Balls and L. W. Lenz
1955-5-14
20706
Plumas
sw Greenville; Forest Lodge
1127
Comment
SBBG126092
Eucephalus breweri
L. Ahart
2011-9-20
17678
Plumas
dirt rd on N side of Pilot Peak, ca. 9 mi (air) NE of La Porte
2072
Comment
OBI14393
Euphorbia serpillifolia
Lewis S. Rose
1966-7-27
66053
Plumas
Quincy
1067
Comment
JEPS107494
Eurybia integrifolia
Lowell Ahart, John Dittes
2005-9-19
12378
Plumas
On the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake
2080
Comment
JEPS114610
Eurybia integrifolia
Lowell Ahart
2008-9-10
15377
Plumas
South edge of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte
1916
Comment
JEPS117159
Eurybia integrifolia
Lowell Ahart
2010-10-21
17305
Plumas
About 100 yards northwest of the spring, on the north side of the road to Cleghorn Bar, about 2 miles by road west of the Quincy-La Porte Road, about 2 1/2 miles (air) northwest of Pilot Peak
1928
Comment
CHSC98709
Eurybia radulina
L. P. Janeway
2007-8-13
9191
Plumas
Northern High Sierra Nevada. Along Road 24N31 low in a small drainage between Schneider Creek and Little Schneider Creek about 0.6 km southeast of the U.C. Forestry Camp..
1222
Comment
JEPS102603
Euthamia occidentalis
Lowell Ahart
2001-10-16
9368
Plumas
On the south side of a small stream, and on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville.
1365
Comment
JEPS98999
Euthamia occidentalis
Lowell Ahart
2001-10-16
9368
Plumas
On the south side of a small stream, and on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville.
1365
Comment
SEINET957938
Fabaceae
F. W. Gould
1938-1
455
Plumas
5 miles north of Blairsden.
1372
Comment
JEPS115926
Festuca arundinacea
Lowell Ahart, John Dittes
2009-7-27
16192
Plumas
On dry soil, about 5 yards north of the poor dirt road, about 30 yards southeast of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam
1479
Comment
CAS-BOT-BC278467
Festuca idahoensis
John Thomas Howell; Gordon H. True
1973-7-31
50101
Plumas
Summit ridge of Thompson Peak, Diamond Range
2194
Comment
CHSC53178
Festuca idahoensis
L. P. Janeway
1989-7-11
3477
Plumas
Plumas National Forest. Forest along SW side of Red Clover Valley; ca 0.3 mi SW of Beckwourth-Genesee Rd (rd 111) 11.5 mi from Beckwourth.
1691
Comment
RSA121315
Festuca idahoensis
E. Sawyer
1935-6-25
151
Plumas
Half mile north of Crow.
1677
Comment
OBI21884
Festuca microstachys
Lewis S. Rose
1963-6-3
63083
Plumas
Butterfly Valey, 2 mi SW of Keddie
1189
Comment
CAS-BOT-BC278850
Festuca occidentalis
John Thomas Howell; Gordon True; Walter Knight; Irja Knight
1967-7-10
2168
Plumas
Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek
883
Comment
CAS-BOT-BC278855
Festuca occidentalis
David D. Keck
1944-7-8
5430
Plumas
5 mi. N. of Quincy, on road to Keddie
1005
Comment
CDA14656
Festuca rubra
G. D. Barbe, J. T. Howell, T. C. Fuller
1981-6-23
3086
Plumas
east of Lariat Lodge, Highway 70/89, East Quincy.
1036
Comment
CHSC76157
Festuca rubra
G. F. Hrusa; B. Smith, T. D. Wilfred
1996-7-16
13264
Plumas
Sierra Nevada-Plumas National Forest. In vicinity of headwaters of Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W'].
2050
Comment
RSA300180
Festuca rubra
J. T. Howell, Gordon H. True
1969-6-23
45841
Plumas
Quincy.
1037
Comment
JEPS104053
Festuca subulata
Lowell Ahart
2003-8-13
10506
Plumas
On the e side of Hopkins Creek, ca 1/8 mi south of where Hopkins Creek forks, sw of Turkey Town, ca 1 mi (air) sw of Blue Nose Mountain, ca 10 1/2 mi (air) ne of La Porte.
1524
Comment
CHSC112089
Festuca trachyphylla
L. P. Janeway
2014-7-17
11564
Plumas
Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; 0.5 km north of Long Valley Creek, along the dryish eastern edge of the large meadow on the northwest side of Happy Valley.
1746
Comment
SEINET10837360
Floerkea proserpinacoides
Mary Susan Taylor, M. Foster
1981-6-3
Taylor 3834
Plumas
T24N R12E nw/sw sec 28, Mt Ingalls quad. In wet meadow, S side of Rd 24N61, ca. 1.5 air mi S of Little Summit Lake, ca. 10 mi NW of Portola; elevation ca. 6900 ft.
2103
Comment
UCD50250
Frangula purshiana
Daniel Axelrod
early 1974?
4
Plumas
Northwest of Jamison Mine, 1 mile above (south of) Johnsville, on east side of Eureka Plumas State Park, Southern Plumas County, California.
1828
Comment
JEPS114186
Frangula purshiana subsp. annonifolia
L. P. Janeway
2007-8-13
9190
Plumas
Northern High Sierra Nevada. At Road 23N20 crossing of Little Schneider Creek.
Comment
JEPS118619
Frangula purshiana subsp. ultramafica
B. Castro, L. P. Janeway
2001-7-22
1353
Plumas
N. Sierra Nevada High. Between Frenchman Hill and the NW end of Red Mtn, on a low peak along ridge. In open rocky areas up from road (the western extension of USFS Rd 23N69). Haskins Valley 7.5' quad.
Comment
CHSC70275
Frangula rubra subsp. obtusissima
B. Castro
1989-8-3
339
Plumas
Ca 2.5 air mi S of Bucks Lake, on E-facing slope overlooking USFS Rd 23N18.
1828
Comment
HSC101685
Frasera albicaulis
Dillon North Davis
2013-6-11
22
Plumas
16.3 miles south on FS Road 25N17 from intersection with Highway 70.
1496
Comment
UCR122350
Frasera albicaulis
George K. Helmkamp, E. A. Helmkamp
2001-7-6
6854
Plumas
Sierra Nevada Mountains, Calif. Hwy 89, ESE of Lake Almanor at Crescent Mills
976
Comment
SEINET8584497
Frasera albicaulis var. nitida
A. A. Heller, P. B. Kennedy
1907-7-12
8820
Plumas
Grade between Greenville and Prattville.
Comment
RSA519208
Fraxinus latifolia
M. Lee Overholtzer
1961-8-22
176
Plumas
1.5 miles above Gansner Bar Guard Station on North Fork of Feather River. Sierra Nevada Mt. Range, Feather River drainage area
737
Comment
CAS-BOT-BC505276
Fritillaria atropurpurea
Gordon True; Walter Knight; Irja Knight; John Thomas Howell
1967-6-12
1916
Plumas
Between valley proper and Darlingtonia Bog
1066
Comment
SEINET10469563
Fritillaria atropurpurea
Mary Susan Taylor
1982-1
Plumas
Comment
CDA14666
Galium bolanderi
G. D. Barbe, J. T. Howell, T. C. Fuller
1981-6-23
3106
Plumas
0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road.
1371
Comment
CHSC102119
Galium bolanderi
Lowell Ahart; John Dittes, Josephine Guardino
2009-7-29
16219
Plumas
On dry rocky soil, north side of Forest Service Road 26N22, 4,650 feet northwest of Rattlesnake Hill, 3.0 miles (air) south-southeast of Lake Almanor Dam.
1591
Comment
UC1523194
Galium bolanderi
M. S. Taylor
1981-8-19
4221
Plumas
0.1 mi e Bell Creek (s side of rd 23N0, ca 1.5 mi w of Sloat); Blue Nose Mt. quad.
1371
Comment
SEINET10500721
Galium grayanum
Mary Susan Taylor
1982-8-5
Taylor 4932
Plumas
T25N R10E nw/se sec 8. Greenville SW quad. Mt Hough summit, ca. 7 air mi nne of Quincy. 7230 ft.
2204
Comment
JEPS115211
Galium trifidum var. pacificum
Lowell Ahart, John Dittes, Josephine Guardino
2009-7-22
16151
Plumas
On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Alamanor Dam
1606
Comment
CHSC35262
Galium triflorum
M. S. Taylor
1981-7-29
4150
Plumas
Along creek crossing 25N42-Glournoy Grade, 0.2 mi N of North Branch of Ward Creek, ca. 5 air mi SE of Genesee.
1828
Comment
JEPS54487
Galium triflorum
Walter Knight, Irja Knight, and John Thomas Howell
1966-7-27
1556
Plumas
rock slope near mouth of Butterfly Creek; Butterfly Creek Botanical Area and vicinity
1036
Comment
CAS-BOT-BC144397
Garrya fremontii
John Thomas Howell
1959-9-21
34780
Plumas
N. Fk. Feather River near Belden
701
Comment
CAS-BOT-BC144398
Garrya fremontii
R. F. Thorne; C. W. Tilforth
1969-9-6
39220
Plumas
Yellow pine forest c. 2.5 mi. S of Graeagle on Gold Lake Road
1645
Comment
CAS-BOT-BC169852
Garrya fremontii
Mrs. E. C. Sutliffe
1921-10-1
s.n.
Plumas
Gold Lake Region
Comment
CAS-BOT-BC169853
Garrya fremontii
Mrs. Jos. Clemens
1919-10-20
s.n.
Plumas
Greenville
Comment
CHSC33809
Garrya fremontii
M. S. Taylor
1981-4-30
3576
Plumas
In plantation, ca. 0.5 mi n of 22N818, ca. 1 mi e of Big Peak and 4 mi w of Little Grass Valley Reservoir.
1706
Comment
UC1122698
Garrya fremontii
G. T. Nordstrom
1934-7-9
200
Plumas
0.75 mi sw Mt. Ararat; Plumas National Forest, Bidwell Bar Quad.
1645
Comment
SEINET4149975
Gayophytum diffusum subsp. diffusum
C. Tanner
1999-8-2
s.n.
Plumas
Portola, growing in yard at 433 W. Plumas St.
1484
Comment
CHSC81388
Gayophytum diffusum subsp. parviflorum
Lowell Ahart
2001-9-18
9293
Plumas
Near Cow Creek, on the strand of Lake Davis.
1761
Comment
CHSC91610
Gayophytum diffusum subsp. parviflorum
G. F. Hrusa; B. Smith, T. D. Wilfred
1996-8-11
13496
Plumas
Northern California. Sierra Nevada. On spine of uppermost ridge. Slopes to E of upper Bull Run Creek off USFS 23N12E. [Lat./long. on label is '39 54 N; 120 38 W'].
2250
Comment
RSA60220
Gayophytum diffusum subsp. parviflorum
E. K. Balls
1950-9-6
15694
Plumas
3.1 miles E of turn to Sloat, Hwy 24, between Quincy and Portola.
1250
Comment
SEINET13709405
Gayophytum racemosum
Lowell William Ahart, Lowell William Ahart
2001-1
9291
Plumas
Cow Creek, Lake Davis (T24N, R13E, sec 29, SE 1/4) 5780 Ft.
1762
Comment
JEPS23193
Gayophytum ramosissimum var. obtusum
W. L. Jepson
1918-8-2
7755
Plumas
Beckwith Pass; ; Becksmith Pass
1463
Comment
CHSC115745
Gentiana calycosa
L. P. Janeway
2015-8-3
11813
Plumas
Northern High Sierra Nevada. Plumas National Forest; above Road 23N73Y 3.4 road-km north of Oroville-Quincy Hwy and Grizzly Summit.
1696
Comment
JEPS113887
Gentiana calycosa
L. P. Janeway
2007-8-12
9167
Plumas
Northern High Sierra Nevada; Near Road 23N73Y 3.4 road km N of Oroville-Quincy Hwy and Grizzly Summit; 1.7 air km N-NW of Grizzly Summit.
1652
Comment
RSA246638
Gentiana newberryi
Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth
1972-9-20
42338
Plumas
Butterfly Valley Botanic Area, partly in Plumas National Forest.
1174
Comment
JEPS31440
Gentiana newberryi
Wayne Roderick
1963-9-29
Plumas
nw and above Butterfly Valley
1219
Comment
UC338823
Gentianopsis holopetala
unknown
1137
Plumas
Butterfly Valley
Comment
UC405454
Gentianopsis holopetala
Mrs. R. M. Austin
1875-1
Plumas
Comment
UC405456
Gentianopsis holopetala
Mrs. R. M. Austin
1895-1
Plumas
Ferndale
Comment
UC170957
Geum macrophyllum
H. M. Hall
1912-8-3
9392
Plumas
Quincy, Sierra Nevada Mountains Quincy; Sierra Nevada Mountains, Quincy
1066
Comment
CAS-BOT-BC459555
Geum macrophyllum
David D. Keck
1932-7-3
1697
Plumas
Quincy, south of town; Northern Sierra Nevada
1066
Comment
RSA641459
Geum triflorum
Michael A. Vincent
1999-6-8
8562
Plumas
Along FS 28N03H about 0.25-0.5 miles south of FS Route 3.
Comment
JEPS102739
Gilia capillaris
Lowell Ahart
2001-7-17
8906
Plumas
On the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit.
1828
Comment
SEINET10496739
Gilia capitata
Mary Susan Taylor
1982-5-13
Taylor 4437
Plumas
T24N R9E se/ne sec 15. Quincy quad. In Gansner Park, Quincy. 3400 ft.
1036
Comment
CDA14702
Gilia capitata subsp. mediomontana
G. D. Barbe, J. T. Howell, T. C. Fuller
1981-6-24
3196
Plumas
Mt. Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek, 2.5 miles northeast of Quincy Junction.
1280
Comment
JEPS26682
Gilia capitata subsp. mediomontana
P. C. Hutchison
1961-6-9
2114
Plumas
2 mi s (below) Rich Bar (canyon of North Fork Feather River along highway US Alt 40 on serpentine cliff above road at bridge); canyon of North Fork Feather River, s of Rich Bar
Comment
CHSC105676
Gilia leptalea subsp. leptalea
Lowell Ahart
2010-10-21
17306
Plumas
About 80 yards northwest of the spring, on the north side of the road to Cleghorn Bar, about 2 miles by road west of the Quincy-La Porte Road, about 2 1/2 miles (air) northwest of Pilot Peak.
1928
Comment
CAS-BOT-BC123820
Githopsis latifolia
A. L., Mrs. Coombs
1912-9-1
s.n.
Plumas
Big Meadows
Comment
CAS-BOT-BC283874
Glyceria borealis
Walter Knight; Irja Knight; John Thomas Howell
1966-7-28
1398
Plumas
Butterfly Botanical Area and Vicinity. Pond reservoir near dam
1097
Comment
SEINET7297651
Glyceria borealis
John Thomas Howell, Gordon H. True
1967-1
43263
Plumas
Meadow at Quincy
1036
Comment
CAS-BOT-BC282699
Glyceria elata
Anna Head
1921-7-23
s.n.
Plumas
Lake Center Camp, Feather River Region
Comment
CAS-BOT-BC282704
Glyceria elata
John Thomas Howell; Walter Knight; Irja Knight
1966-7-28
1505
Plumas
Pond Reservoir, Butterfly Botanical Area and Vicinity
1097
Comment
UCD66838
Glyceria elata
John Thomas Howell
1926-7-30
2153
Plumas
Near Prattville.
1463
Comment
SEINET10908995
Glyceria elata
Lawrence P. Janeway
1991-8-4
Janeway 4123
Plumas
Grizzly Valley quad T24N, R13E, extreme SE corner of sec. 6. Meadow along Road 111 (Beckwourth-Genesse Road) 1.1 mi west of road to Bagley Pass; 1/2 mi south of Red Clover Creek at west end of Red Clover Valley. Damp parts of the meadow; in forest of white fir and Jeffrey pine.
1692
Comment
CDA14048
Gnaphalium canescens subsp. thermale
G. F. Hrusa, T. D. Wilfred
1996-8-1
13420
Plumas
Sierra Nevada; Plumas National Forest. ~ 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp.
Comment
CAS-BOT-BC307389
Gnaphalium palustre
Greg Sommers
1976-7-12
168
Plumas
Sierra Valley osuth of Marble Lane, Sierra Nevada
1487
Comment
JEPS108999
Gnaphalium palustre
Lowell Ahart
2006-10-8
13405
Plumas
On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather River, about 1 1/4 miles southwest of Belden
715
Comment
UC569744
Gnaphalium palustre
E. Sawyer
1935-6-27
160
Plumas
Charlie's Valley Sierraville Quad., Charlie's Valley
1524
Comment
SEINET13709343
Gnaphalium palustre
Lowell William Ahart, Lowell William Ahart
2001-1
9273
Plumas
Pond in Butterfly Valley, 5 Air Mi. NW of Quincy (T25N, R9E, sec 29, NE 1/4) 3625 Ft.
1105
Comment
JEPS64579
Goodyera oblongifolia
Helen-Mar Wheeler
1944-8-20
621
Plumas
between meddlw and south branch of Feather River, Hartman Bar Trail Feather River; , Hartman Bar Trail
1524
Comment
CHSC82133
Gratiola neglecta
L. P. Janeway
2001-7-25
7384
Plumas
High Cascade Range. Southwest side of Lake Almanor, below high water line, about 100 m out; near Hwy 89 2.3 km north-northwest of Almanor West Road.
1372
Comment
CHSC59897
Grindelia squarrosa var. serrulata
L. P. Janeway
1992-8-6
4286
Plumas
Along Hwy 70, on south side of East Branch Feather River at Soda Creek; 2.8 mi east of Crystal Springs, 4.6 mi east of Grays Flat. Road shoulder.
899
Comment
JEPS113895
Grindelia squarrosa var. serrulata
L. P. Janeway and B. Castro
2007-8-18
9205
Plumas
Northern High Sierra Nevada; Along Hwy 70 0.4 km E of La Porte Road, along the N edge of Thompson Valley about 1.6 km E of East Quincy.
1059
Comment
JEPS125792
Grindelia squarrosa var. serrulata
William Harnach
2000-8-23
992
Plumas
Intersection of Dyson Lane and Highway 49.
Comment
CAS-BOT-BC189590
Hackelia
John Thomas Howell; T. C. Fuller; G. D. Barbe
1981-6-24
54257
Plumas
About 2.5 miles SE of Mount Hough on the road to Quincy
1798
Comment
CAS-BOT-BC231130
Hackelia amethystina
Johnnie L Gentry, Jr.
1968-6-20
2076
Plumas
Mount Hough, 10 miles NE of Quincy on Mount Hough-Crystal Lake Road
1905
Comment
JEPS106042
Hackelia amethystina
Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising
2004-7-3
11159
Plumas
In a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy
2139
Comment
UC881732
Hackelia californica
Lewis S. Rose
1939-6-8
39271
Plumas
s end of Lake Almanor
1371
Comment
RSA8555
Hackelia californica
Elmer I. Applegate
1929-6-22
5820
Plumas
Near Lee s Camp, Warner Valley, Mt. Lassen region.
Comment
CHSC72304
Hackelia micrantha
L. P. Janeway; Glenn Clifton
1998-7-8
5724
Plumas
Snoring Spring; about 15 mi northwest of Red Rock; along Road 213, 0.8 mi south of the ridgetop. Meadow.
2002
Comment
RSA52904
Hackelia micrantha
R. Weatherby
1950-8-11
1525
Plumas
Slopes of Mt. Elwell, Lakes Basin Area.
2226
Comment
JEPS55560
Hackelia nervosa
Duncan Dunning
1922-7-16
Plumas
4 mi n of Gibsonville (near Onion Valley)
Comment
RSA644032
Hackelia nervosa
Elaine Joyal, D. Mehlman
1988-7-3
1306
Plumas
Plumas National Forest, Mt. Hough, 11 mi. n of Quincy.
2000
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
CHSC83610
Hazardia whitneyi var. whitneyi
John Dittes
2002-8-8
2 -44
Plumas
Northern High Sierra Nevada; Plumas National Forest, ca. 1.0 air-mile east of Table Mountain, ca. 0.9 air-mile south of Dogwood Peak, ca. 0.3 air-mile east of Stagg Creek.
1853
Comment
JEPS114606
Hazardia whitneyi var. whitneyi
Lowell Ahart
2008-9-10
15389
Plumas
About 15 yards southwest of the culvert and Onion Valley Creek, on the west side of Quincy la Porte Road, about 9 1/2 miles (air) northeast of La Porte
1899
Comment
CHSC59689
Helenium bigelovii
L. P. Janeway
1992-8-30
4301
Plumas
Plumas National Forest. McRae Meadow; upper end of East Nelson Creek. Slope on west side of valley.
1889
Comment
CAS-BOT-BC306691
Helenium bigelovii
Lowell Ahart
1979-8-16
s.n.
Plumas
In a bog east of Ohio Ravine
1700
Comment
UCD63044
Helenium puberulum
Daniel Sanchez-Mata; Tomas Santamaria
2006-7-8
s.n.
Plumas
Quincy. Blackhawk Road. Butterfly Valley. Butterfly Valley Botanical Area. Sweetwater Marsh.
1160
Comment
UC1069449
Helianthella californica subsp. nevadensis
A. Lewis
1934-6-12
471
Plumas
4 1/2 mi nw Lexington Hill; Plumas National Forest, Bidwell Bar Quadrangle
1524
Comment
UCD132766
Helianthella californica var. nevadensis
J. I. Mallory
1968-4-1
279
Plumas
La Porte area, Plumas National Forest.
1798
Comment
CHSC34917
Helianthus annuus
M. S. Taylor; M. Foster
1981-8-13
4172
Plumas
S end of Greenville, w side of Hwy 89, roadside.
1158
Comment
SD9156
Helianthus annuus
Daniel Cleveland
1882-7-25
Plumas
Austin's, Big Meadows
Comment
SD6703
Heliotropium curassavicum var. oculatum
Mrs. R. M. Austin
Aug 1894
Plumas
Banks of Pitt River above Alturas
Comment Read comments May 14 2014
CHSC53190
Hemizonella minima
L. P. Janeway
1989-6-30
3424
Plumas
Plumas National Forest. Slope above rd 24N45Y 0.2 mi E of Beckwourth-Genesee Rd (rd 111) 6.4 mi N of Beckwourth; across from the Crocker Station.
1767
Comment
CAS-BOT-BC313430
Hemizonella minima
Frank W. Peirson
1926-6-21
6787
Plumas
Lake Almanor
Comment
CAS-BOT-BC55288
Hesperis matronalis
John Thomas Howell; T. C. Fuller; G. D. Barbe
1981-6-23
54124
Plumas
Sierra Nevada. Quincy. On bank of Spanish Creek.
1036
Comment
CAS-BOT-BC55289
Hesperis matronalis
M. S. Taylor
1982-6-9
4618 A
Plumas
Along Bucks Lake Road, ca. 0.25 mile northeast of Meadow Valley Inn.
1219
Comment
CAS-BOT-BC55291
Hesperis matronalis
T. C. Fuller
1963-6-13
10669
Plumas
North of hotel in Quincy.
Comment
CHSC689
Hesperochiron californicus
V. Holt
1935-6-1
Plumas
Chilcoot
1524
Comment
RSA114443
Hesperochiron pumilus
E. K. Balls, Lee W. Lenz
1955-5-14
20718
Plumas
8.6 mi N of Canyon dam, on road from Greenville to Lake Almanor.
1402
Comment
SD131837
Hesperolinon micranthum
Barbara Ertter
1989-7-4
8682
Plumas
2.2 mi W of jct with Hwy 89 & Hwy 36 SW of Chester.
1463
Comment
UC1563919
Hesperolinon micranthum
Barbara Ertter
1989-7-4
8682
Plumas
2.2 mi w jct with Hwy 89 and Hwy 36 (sw of Chester)
1463
Comment
CDA42421
Heteromeles arbutifolia
D. G. Kelch
2012-9-19
12 .371
Plumas
Route 70 at North Fork of Feather River; 500 m south of turn-off to Pulga.
Comment
CAS-BOT-BC310919
Heterotheca villosa
John Thomas Howell
1959-9-25
35011
Plumas
Sierra Valley near Beckwourth
1493
Comment
CAS-BOT-BC424166
Heuchera micrantha var. erubescens
John Thomas Howell; Gordon H. True
1969-6-23
45828
Plumas
Middle Fork of Feather River at Nelson Point
1249
Comment
JEPS115207
Heuchera micrantha var. erubescens
Lowell Ahart, John Dittes
2009-7-15
16101
Plumas
On broken rock, east of the power line, on the south side of Forest Sevice Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam
1517
Comment
UC137006
Heuchera micrantha var. erubescens
Mrs. R. M. Austin
1882-8-20
Plumas
North Fork Feather River (below meadows)
Comment
CAS-BOT-BC425156
Heuchera rubescens
M. S. Taylor
1982-8-5
4933
Plumas
Mt Hough summit on cliff above Crystal Lake, ca. 7 mi nne of Quincy.
2203
Comment
CAS-BOT-BC319609
Hieracium albiflorum
Anna Head
1921-7-17
s.n.
Plumas
Gray Eagle Trail, Feather River Region
Comment
CDA13928
Hieracium scouleri var. nudicaule
G. F. Hrusa, T. D. Wilfred
1997-5-3
13853
Plumas
Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S).
Comment
CDA37255
Hippuris vulgaris
B. Villegas
2008-7-23
s.n.
Plumas
Sierra Valley; near Marble Hot Springs Road.
0
Comment
RSA0016765
Hippuris vulgaris
Robert F. Thorne, C. W. Tilforth
1969-9-6
39234
Plumas
Along Feather River 1 mi. SW of Beckwourth
1357
Comment
CDA13970
Holcus lanatus
G. F. Hrusa
1996-8-2
13433
Plumas
Sierra Nevada; Steep rocky slopes at SW base of ridge between Argentine & Taylor Rocks, n 1 mi. NW of Argentine Rock. Sunny, wet, springline; trib. of Squirrel Creek. Perennial in formerly disturbed area adjacent to old logging road.
Comment
SEINET10507460
Holcus lanatus
Mary Susan Taylor
1982-8-12
Taylor 4980
Plumas
T22N R12E nw/ne sec 14. Blairsden quad. Along Denton Creek, between 516 and Hwy 70, ca. 1 mi e of Blairsden. Mixed Evergreen Forest; 4700 ft.
1432
Comment
CAS-BOT-BC150016
Holodiscus discolor var. discolor
John Thomas Howell; Gordon True; Walter Knight; Irja Knight
1967-7-10
2179
Plumas
Mouth of Butterfly Creek
883
Comment
CHSC80869
Holodiscus microphyllus var. glabrescens
Lowell Ahart
2001-7-17
8919
Plumas
Meadows, on the east side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit.
1828
Comment
CAS-BOT-BC152721
Holodiscus microphyllus var. microphyllus
Clare B. Hardham
1975-8-2
20462
Plumas
Black Mt. - Sierra Nevada
2133
Comment
CAS-BOT-BC284727
Hordeum jubatum
John Thomas Howell
1955-7-19
30792
Plumas
Vinton
1505
Comment
CAS-BOT-BC284728
Hordeum jubatum
John Thomas Howell
1977-8-11
52697
Plumas
At north end of Frenchmans Reservoir
1706
Comment
JEPS106054
Horkelia fusca subsp. parviflora
Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising
2004-6-14
11061
Plumas
Near the west shore of Lake Davis, north of the dirt road at Lake Davis, about 12 miles (air) northeast of Slote
1765
Comment
RSA8012
Horkelia fusca subsp. parviflora
H. A. Barker
1927-7-16
817
Plumas
Blavisden.
1372
Comment
UCR123369
Horkelia fusca subsp. tenella
George K. Helmkamp, Elizabeth Helmkamp
2001-7-7
6861
Plumas
Sierra Nevada Mountains, Calif. Hwy 89, 2.3 miles SSE of its junction with Calif. Hwy 36, Lake Almanor Region
1357
Comment
CAS-BOT-BC537872
Horkelia fusca var. parviflora
Anna Head
1920-7-25
s. n.
Plumas
Feather River Region: Lake Center
Comment
CAS-BOT-BC537873
Horkelia fusca var. parviflora
Rimo Bacigalupi
1927-7-11
1714
Plumas
Gold Lake Region: Near Grassy Lake Meadows
1889
Comment
CAS-BOT-BC536282
Horkelia tridentata var. tridentata
Walter Knight; Irja Knight; John Thomas Howell
1966-7-28
1483
Plumas
Trestle Glen, Butterfly Botanical Area and Vicinity
1112
Comment
CAS-BOT-BC536283
Horkelia tridentata var. tridentata
L. S. Rose
1931-4-14
s.n.
Plumas
Woodleaf
Comment
CAS-BOT-BC201085
Hosackia crassifolia
Alice Eastwood
1927-6-17
14658
Plumas
Long Valley, United States Forest Reserve
Comment
UCD169660
Hosackia crassifolia var. crassifolia
Lowell Ahart; John Dittes
2009-7-13
16044
Plumas
About 3 miles (air) southwest of Lake Almanor Reservoir Dam, about 2.0 miles (air) north of Butt Valley Reservoir Dam, on the west side of Forest Service Road 27N98. headwater of Clear Creek.
1476
Comment
CHSC21550
Hosackia oblongifolia var. oblongifolia
L. M. Mayer; D. E. Brink Jr.
1975-7-2
428
Plumas
Bucks Lake Floristic Survey.
Comment
UCD106185
Hosackia stipularis
L. Ahart
1982-7-30
3734
Plumas
Near the headwaters of Ohio Ravine, ca. 1 mi. ne of Hardquartz Mine, ca. 6 mi s of Bucks Lake.
1700
Comment
CHSC70261
Hosackia stipularis var. ottleyi
B. Castro
1989-8-7
356
Plumas
Ca 2.5 air mi S of Bucks Lake, W of USFS Rd 23N18, ca 0.3 mi SW jcn Rds 23N18, 23N15 and 23N69, on the south plank of Red Mtn.
1767
Comment
SBBG6107
Hydrophyllum capitatum
H. and M. Dearing
1939-5-9
3315
Plumas
Blairsden
1310
Comment
SEINET5518742
Hydrophyllum occidentale var. watsonii
P. A. Lehenbauer
1929-5-5
2678
Plumas
Gold Lake Road
Comment
CHSC736
Hypericum anagalloides
V. Holt
1940-7-20
Plumas
Lake Almanor.
1371
Comment
JEPS115340
Hypericum anagalloides
Lowell Ahart, John Dittes
2009-9-7
16382
Plumas
Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam
1591
Comment
CAS-BOT-BC400942
Hypericum anagalloides
Rimo Bacigalupi
1927-7-10
1683
Plumas
Slopes of Mt Elwell above Long Lake
2133
Comment
SEINET5343944
Hypericum anagalloides
M. J. Williams
1966-7-11
s.n.
Plumas
Luther Ridge above Johnsville. Wet meadow below road.
2271
Comment
CHSC75921
Hypericum formosum var. scouleri
G. F. Hrusa
1996-8-2
13429
Plumas
Steep rocky slopes at SW base of ridge between Argentine and Taylor Rocks, 1 mi. NW of Argentine Rock. Partially shaded area on wet springline trib. of Squirrel Creek.
1820
Comment
CHSC91903
Hypericum formosum var. scouleri
Lowell Ahart; Josephine Guardino
2005-8-10
12313
Plumas
Small meadow, along a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake.
1821
Comment
UC2058705
Hypochaeris glabra
Tom Reyes, Martin Hutten, Heather Smith
2014-4-22
107
Plumas
Terminal Geyser
Comment
CHSC44315
Ipomopsis aggregata subsp. formosissima
Lowell Ahart
1975-7-20
905
Plumas
About 1 mile north of the Bunker Hill Mine, about 12 miles north-east of La Porte.
1828
Comment
JEPS100369
Iris hartwegii subsp. pinetorum
Dean W. Taylor
2001-6-6
17776
Plumas
Diamond Springs Hill, along Challenge-La Porte Road (County Road 511) about 2 road miles SW of American House
1371
Comment
RSA40423
Iris hartwegii subsp. pinetorum
Philip A. Munz, Lee W. Lenz
1948-8-12
12338
Plumas
Forest Lodge, Greenville.
1128
Comment
CHSC41144
Iris tenuissima subsp. purdyiformis
J. D. Jokerst
1984-6-13
2047 B
Plumas
South of Grizzly Creek, ca 30 M north of spur 'C'' of USFS road 26N08. Ca. 2 air miles east of Peacock Point.
1432
Comment
JEPS89839
Isoetes occidentalis
Dean W. Taylor
1974-10-1
5051
Plumas
ca. 3 mi. s. Plumas-Eureka State Park (Jamison Creek drainage, Wade Lake); N. Sierra Nevada, Wade Lake, Jamison Creek drainage
2000
Comment
CAS-BOT-BC324814
Iva axillaris
Mary Strong Clemens
1920-9-2
s.n.
Plumas
Beckwourth
Comment
LA203794
Iva axillaris
J. A. Ewan;
1934-7-18
8549
Plumas
2 mi. W. Portola
Comment
CAS-BOT-BC137406
Ivesia aperta
David D. Keck; A. Gustafsson
1938-8-9
4901
Plumas
Beckwith (Beckwourth), Sierra Valley, 0.5 mi. E. of town
1500
Comment
UC1610051
Ivesia aperta var. aperta
Diane Mastalir
1993-7-14
Plumas
Meadowview Y (jct of FS Road 25N11 and Plumas County Road 101), 50 m NW of Plumas Forest, Milford Ranger District
1828
Comment
CAS-BOT-BC142392
Ivesia sericoleuca
Ethel Crum
1937-8-5
1934
Plumas
Sierra Valley, one mile northeast of Sierraville
Comment
CAS-BOT-BC142393
Ivesia sericoleuca
Ethel Crum
1937-8-6
1944
Plumas
Sand flat one mile south-southwest of Beckwith, Sierra Valley
Comment
RSA790596
Ivesia sericoleuca
James R. Shevock, Barbara Ertter
1986-7-20
11737
Plumas
Sierra Valley. Along the west side of County road A23, about 100 yards south of railroad tracks and near the town of Beckwourth.
1650
Comment
SEINET11787183
Juncus arcticus var. balticus
L. Ahart, Ahart, P.
1983-1
4317
Plumas
near Onion Valley, W of Pilot Peak, near Quincy-LaPorte Rd, NE of La Porte
2000
Comment
CHSC53072
Juncus balticus
L. P. Janeway
1989-6-30
3434
Plumas
Plumas National Forest. Narrow meadow along Crocker Cr ca 0.6 mi N of Crocker Meadow and Crocker Guard Station; near the Beckwourth-Genesee Rd (rd 111) 7.1 mi N of Beckwourth.
1722
Comment
CHSC97084
Juncus balticus subsp. ater
Lowell Ahart; Josephine Guardino
2007-7-20
14331
Plumas
Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis.
1763
Comment
SJSU13952
Juncus balticus subsp. ater
N. A. Hopkins
1985-7-26
1298
Plumas
Marble Hot Springs Rd neare Marble Hot Springs, Sierra Valley
1524
Comment
UC1028647
Juncus bufonius
Robert J. Weatherby
1950-7-28
1489
Plumas
n edge Taylorsville
1097
Comment
CHSC52747
Juncus bufonius var. bufonius
Linnea Hanson
1990-6-15
Plumas
Plumas National Forest. Along Greenhorn Cr; ca 1.5 mi on Chandler Rd from the mct with Hwy 70 1.5 mi E of Quincy.
1043
Comment
CHSC97058
Juncus bufonius var. bufonius
Lowell Ahart; Josephine Guardino
2007-7-20
14338
Plumas
Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis.
1763
Comment
CHSC24245
Juncus bufonius var. occidentalis
K. R. Stern
1975-7-24
Plumas
SW end of Lake Almanor.
Comment
UCD141414
Juncus bufonius var. occidentalis
L. Ahart
1985-7-11
5134
Plumas
Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles northwest of La Porte.
1584
Comment
CHSC91933
Juncus confusus
Lowell Ahart; Josephine Guardino
2005-8-9
12265
Plumas
In a small meadow and near a small drainage, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake.
1635
Comment
UCD141424
Juncus covillei
L. Ahart
1980-10-6
2675
Plumas
about 1 mile south of La Porte.
1463
Comment
CHSC52752
Juncus ensifolius
Linnea Hanson
1990-6-15
Plumas
Plumas National Forest. Along Greenhorn Cr; ca 1.5 mi on Chandler Rd from the jct with Hwy 70 1.5 mi E of Quincy.
1043
Comment
CHSC65856
Juncus ensifolius
L. P. Janeway
1995-10-25
4951
Plumas
Lakes Basin. Southwest end of Lakes Basin Campground, southeast side of Grass Lake.
1920
Comment
CHSC96983
Juncus ensifolius
Lowell Ahart; Josephine Guardino
2007-7-21
14366
Plumas
Along a small stream, near a spring, south of the dirt road, about 200 yards west of the intersection, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis.
1787
Comment
JEPS102710
Juncus ensifolius
Lowell Ahart
2001-8-28
9193
Plumas
Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester.
1371
Comment
JEPS66994
Juncus ensifolius
W. L. Jepson
1924-7-22
10618
Plumas
Bed of Dogwood Creek, not far above its junction with Middle Fork Feather River; Dogwood Creek
1127
Comment
JEPS103528
Juncus hemiendytus var. hemiendytus
Lowell Ahart
2002-6-17
9722
Plumas
In a meadow, on the N side of the road, ca 1/8 mile W of Lumpkin Ridge Road, ca 1 1/2 miles SE of Tamarack Flat, ca 1 1/2 miles (air) NW of Little Grass Valley Reservoir dam, ca 4 1/2 miles (air) NW of La Porte.
1651
Comment
JEPS114937
Juncus howellii
Lowell Ahart
2008-9-10
15374
Plumas
South edge of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte road, about 9 1/2 miles (air) northeast of La Porte
1916
Comment
SBBG128080
Juncus howellii
L. Ahart, J. Dittes
2009-8-28
16355
Plumas
edge of a seep, on the N side of Forest Service Rd 27N98, headwater of Clear Crk, ca. 2 mi N of Butt Valley Reservoir Dam, ca. 3 mi SW of Lake Almanor Reservoir Dam
1507
Comment
JEPS107985
Juncus laccatus
Lowell Ahart, John Dittes
2005-9-20
12451
Plumas
On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley
2004
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
CHSC43005
Juncus nevadensis
L. P. Janeway; B. Castro
1987-7-17
2486
Plumas
Unnamed western fork of Mohawk Cr; vicinity of Clio. Ca 2 mi south (via rd) of the rd to Lakes Basin. Mdw.
1584
Comment
JEPS107932
Juncus nevadensis
Lowell Ahart, John Dittes
2005-9-20
12428
Plumas
On the west shore of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley
2029
Comment
UCD63046
Juncus nevadensis
Daniel Sanchez-Mata; Tomas Santamaria
2006-7-8
s.n.
Plumas
Quincy. Blackhawk Road. Butterfly Valley. Butterfly Valley Botanical Area. Sweetwater Marsh.
1160
Comment
CHSC91935
Juncus occidentalis
Lowell Ahart; Josephine Guardino
2005-8-10
12309
Plumas
Along a poor logging road, northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake.
1821
Comment
CHSC60563
Juncus parryi
L. P. Janeway
1984-7-27
934
Plumas
Lakes Basin; near Grassy Lake.
1920
Comment
CHSC100047
Juncus saximontanus
Lowell Ahart
2008-8-13
15160
Plumas
West edge of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte.
1613
Comment
SEINET10938192
Juncus sphaerocarpus
Mary Susan Taylor
1982-7-8
Taylor 4794
Plumas
T23N R14E nw/se sec 27. Portola quad. S side of Feather River, ca. 1 mi sw of Beckwourth, on Ramelli Ranch, ca. 1/4 mi e of Calpine Rd (109). 4880 ft.
1487
Comment
CHSC95021
Juncus tenuis
Lowell Ahart
2006-10-23
13491
Plumas
On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley.
1281
Comment
HSC100816
Juncus tenuis
Lowell Ahart, John Dittes
2009-7-13
16034
Plumas
W side of Forest Service Rd. 27N98, headwater of Clear Creek, 2 (air) mi. N of Butt Valley Reservoir Dam, 3 (air) mi. SW of Lake Almanor Reservoir Dam.
1477
Comment
JEPS48233
Juniperus occidentalis
R. E. Burton
1939-7-20
Plumas
Willow Creek Willow Creek (e Plumas Co., near Ru<e,l?>ford, Lassen Co)
Comment
CAS-BOT-BC246167
Keckiella lemmonii
John Thomas Howell
1951-8-19
28174
Plumas
Near Paxton, Sierra Nevada
914
Comment
CAS-BOT-BC246168
Keckiella lemmonii
John Thomas Howell
1959-9-24
34920
Plumas
Indian Creek Canyon near Indian Falls, Sierra Nevada
Comment
CHSC21324
Keckiella lemmonii
F. T. Griggs; A. Pass
1975-7-31
271
Plumas
Grizzly Forebay. Buck's Lake Forest Service Survey.
Comment
CHSC101939
Kelloggia galioides
Lowell Ahart; John Dittes
2009-7-15
16083
Plumas
On dry rocky soil, near a small wash, on the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam.
1702
Comment
HSC22939
Kelloggia galioides
John Pratt
1970-6-25
43
Plumas
Comment
SEINET10500754
Kelloggia galioides
Mary Susan Taylor, M. Foster
1981-7-14
Taylor 4013
Plumas
T26N R9E ne sec 30 and nw sec 29, Almanor SE quad and Greenville SW quad. Saddle at head of Bullfrog Ravine, up to 1/4 mi E and W of rd 26N18, ca. 3 air mi NW of Indian Falls on Hwy 89; moist Coniferous Forest; 5200 to 5700 ft elev.
1585
Comment
CHSC102657
Kyhosia bolanderi
Lowell Ahart; John Dittes
2009-8-28
16352
Plumas
On damp to wet soil, seep, on the north side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam.
1476
Comment
CHSC21292
Kyhosia bolanderi
F. T. Griggs; A. Pass
1975-8-2
291
Plumas
Buck's Lake.
Comment
CHSC43253
Kyhosia bolanderi
Lowell Ahart
1987-10-16
5915
Plumas
Meadow, near the dirt road, near Buckhorn Creek, about 4 miles south-west of Bucks Lake.
1676
Comment
CHSC113627
Lactuca serriola
Lowell Ahart
2014-8-31
19825
Plumas
Strand, south of an unamed drainage, on the west side of Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte.
1536
Comment
JEPS122243
Lactuca serriola
Lowell Ahart
2014-9-9
19861
Plumas
On the west side of Sly Creek Reservoir, about 9 miles (air) southwest of La Porte.
Comment
JEPS38989
Lagophylla ramosissima
W. L. Jepson
1939-8-8
19367
Plumas
Meadow Valley
Comment
CHSC36218
Lathyrus sulphureus
M. S. Taylor
1982-6-2
4599
Plumas
Along 23N11, on loop through Cogswell Ravine, 3.2 mi ne of Jackson Creek Campground, ca. 5 air mi n of Mohawk.
1737
Comment
UCD106432
Lathyrus sulphureus
A. A. Heller; P. B. Kennedy
1907-7-12
8826
Plumas
Between Taylorville and Crescent Mills.
Comment
SEINET11062172
Lathyrus sulphureus
A. A. Heller, P. B. Kennedy
1907-7-12
8826
Plumas
Between Taylorville and crescent Mills
Comment
SEINET10971954
Lemna minor
Mary Susan Taylor
1982-9-7
Taylor 5106
Plumas
T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 4880 ft. Dry sandy soil; open Riparian.
1487
Comment
CAS-BOT-BC534927
Lemna minuta
M. S. Taylor; M. Foster
1981-2-6
3831
Plumas
Spring garden quad, w side of Williams Loop, 0.2 mi se of Spring Garden overpass, ca. 7.5 mi se of Quincy.
1188
Comment
CAS-BOT-BC534928
Lemna minuta
Malcolm A. Nobs; S. Galen Smith
1949-8-19
1420
Plumas
About 2 miles south of Greenville, Indian Valley.
Comment
CAS-BOT-BC527294
Lemna trisulca
Herbert L. Mason
1955-7-30
14638
Plumas
Near Chester
Comment
UC1101264
Lemna trisulca
Malcolm A. Nobs, S. Galen Smith
1949-8-19
1399
Plumas
2 mi s of Greenville (Indian Valley); Indian Valley
Comment
UC1028652
Lemna turionifera
Robert J. Weatherby
1950-7-21
1474
Plumas
e of Quincy
1036
Comment
CHSC60074
Lepidium campestre
L. P. Janeway
1992-7-1
4247
Plumas
Plumas National Forest. Pasture flat between Middle Fork Feather River and Mohawk Ranger Station, just west of Bonta Creek.
1325
Comment
RSA531157
Lepidium campestre
Rockwell
1925-07
s.n.
Plumas
Beckwourth
Comment
UCD19162
Leptosiphon ambiguus
June McCaskill
1956-1
424
Plumas
Lake Almanor region?
Comment Read comments Jul 13 2018
CHSC63651
Leptosiphon ciliatus
B. Castro; R. Zebell
1989-7-20
329
Plumas
Off the S end of Walker Plains, on S side of the Oro-Quincy Hwy.
1539
Comment
SEINET10907266
Lesquerella occidentalis
Mary Susan Taylor
1981-6-17
Taylor 3916
Plumas
T25N R12E se/ne sec 28. Mt Ingalls quad. Top of Mt Ingalls, ca. 7 air mi SE of Genesee. 8372 ft elev.
2552
Comment
CHSC33611
Lesquerella occidentalis subsp. occidentalis
M. S. Taylor
1981-6-17
3916
Plumas
Top of Mt Ingalls, ca. 7 air mi se of Genesee. Around look out.
2551
Comment
CDA42422
Lessingia leptoclada
D. G. Kelch
2012-9-19
12 .373
Plumas
Route 70 at North Fork of Feather River; 500 m south of turn-off to Pulga.
Comment
CAS-BOT-BC342082
Leucanthemum vulgare
John Thomas Howell
1976-7-16
51885
Plumas
Spanish Creek near mouth of Slate Creek
1066
Comment
CAS-BOT-BC342083
Leucanthemum vulgare
John Thomas Howell
1961-6-21
36653
Plumas
Greenville
1097
Comment
CAS-BOT-BC508374
Leucocrinum montanum
John Thomas Howell
1978-4-19
52864
Plumas
Sierra Valley on Dyson Lane sw of Vinton, Sierra Nevada
Comment
CAS-BOT-BC59604
Leucothoe davisiae
Robert J. Weatherby
1950-8-11
1523
Plumas
Slopes of Mt. Elwell, Lakes Basin Area.
2225
Comment
CAS-BOT-BC59606
Leucothoe davisiae
Walter Knight; Irja Knight; John Thomas Howell
1966-7-28
1485
Plumas
Fern Glen.
1097
Comment
CAS-BOT-BC59613
Leucothoe davisiae
Lewis S. Rose
1932-9-7
32641
Plumas
Bear Lakes.
1981
Comment
SD46618
Leucothoe davisiae
Robert J. Weatherby
1950-8-11
1523
Plumas
Along springy area, Mt. Elwell, Lakes Basin area.
2225
Comment
CAS-BOT-BC444170
Lewisia nevadensis
Mrs. H. C. Cantelow
1939-5-19
4207
Plumas
W. of Bucks Lake 10 1/2 mi.
Comment
CAS-BOT-BC444175
Lewisia nevadensis
Anna Head
1920-6-15
s.n.
Plumas
Feather River Region
Comment
CDA14581
Lewisia triphylla
G. D. Barbe, J. T. Howell, T. C. Fuller
1981-6-22
3064
Plumas
headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road.
1889
Comment
JEPS87757
Lewisia triphylla
Lowell Ahart
1994-6-15
7324
Plumas
w side of logging road near intersection of Lumpkin Ridge Road and road to Tamarack Flat (about 1 air mi w of Little Grass Valley Reservoir)
1767
Comment
CAS-BOT-BC444576
Lewisia triphylla
Gordon H. True
1964-6-17
1487
Plumas
About .2.3 miles north of Cisco Grove at Woodchuck Flat on Rattlesnake Creek
1950
Comment
CAS-BOT-BC274531
Leymus triticoides
John Thomas Howell
1961-6-21
36625
Plumas
Greenville
Comment
CHSC65372
Ligusticum grayi
Lowell Ahart
1995-8-13
7641
Plumas
On the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile North-west of Pilot Peak.
1828
Comment
CAS-BOT-BC494105
Lilaea scilloides
William Harnach
2000-8-2
964
Plumas
Sierra Valley. 1.5 mi S of Hwy 70 on A-23, 0.25 mi E of A-23. South of Beckwourth (Sierra Valley Farms)
1487
Comment
CAS-BOT-BC508261
Lilium columbianum
J. M. Tucker
1948-7-24
1726
Plumas
Boggy area near road from Cascade to Camel Peak
1615
Comment
CAS-BOT-BC509336
Lilium kelleyanum
H. C. Cantelow
1941-7-19
s.n.
Plumas
About 8 miles west of Quincy Rock Creek
Comment
SEINET10469570
Lilium kelleyanum
Mary Susan Taylor
1981-7-17
Taylor 4048
Plumas
T21N R12E sw/ne sec 7, Sierra City NW quad; Lakes Basin, Long Lake trail, ca. 1/10 mi W of trailhead, ca. 6 air mi S of Mohawk. 6400 ft elev.
1950
Comment
RSA60136
Lilium washingtonianum
E. K. Balls
1950-9-5
15678
Plumas
Thompson Creek, main trail off La Porte road, turn off highway 24, east of Quincy.
1524
Comment
CAS-BOT-BC133079
Lilium washingtonianum subsp. washingtonianum
John Thomas Howell; Gordon True; Walter Knight; Irja Knight
1967-7-10
2158
Plumas
Butterfly Botanical Area and Vicinity
1127
Comment
CHSC59819
Limosella aquatica
L. P. Janeway
1992-9-16
4312
Plumas
Plumas National Forest. Sandy edge of Middle Fork Feather River 1.5 mi west of Beckwourth.
1481
Comment
POM298040
Limosella aquatica
A. A. Heller, P. B. Kennedy, C. S. Williamson
1907-7-2
8684
Plumas
Between Vinton and Beckwith. [Beckwourth]
Comment
RSA59583
Limosella aquatica
E. K. Balls
1950-9-2
15665
Plumas
Along Grizzly Creek, about Grasshopper Flat, below beaver dam.
1829
Comment
SEINET10496791
Linanthus ciliatus
Mary Susan Taylor
1982-5-27
Taylor 4554
Plumas
T24N R8E ne sec 23. Bucks Lake NE quad. W side of Deans Valley Rd (24N29), ca. 0.7 mi s of its jct with Bucks Lake Rd, ca. 1 mi e of Meadow Valley. 3800 ft.
1158
Comment
RSA794953
Listera convallarioides
Lowell A. Ahart, John Dittes
2009-7-28
16196
Plumas
Seeps, slope northwest of mine, west above Forest Service Road 27N28Y, 2.9 air miles northwest of Butt Valley Reservoir Dam.
1582
Comment
UC1134749
Listera convallarioides
Beryl O. Schreiber
1938-7-10
2525
Plumas
1/4 mi s U.C. Forestry Camp (near Meadow Valley); Plumas National Forest, Bidwell Bar Quadrangle
Comment
JEPS48641
Listera convallarioides
Esther C. Fritz
1933-1
Plumas
Schneider Creek
1188
Comment
CAS-BOT-BC428427
Lithophragma parviflorum
Ella Dales Cantelow
1941-5-18
4331
Plumas
1 mi. w. of Mohawk Rd. to Johnsville.
1463
Comment
CAS-BOT-BC428428
Lithophragma tenellum
Ella Dales Cantelow
1941-5-19
3519
Plumas
Nr. Frenchman Creek n.e. of Beckwourth.
Comment
CAS-BOT-BC269065
Lolium perenne
John Thomas Howell
1961-6-21
36619
Plumas
Greenville
1097
Comment
CHSC56512
Lomatium bicolor
Steven Triano
1988-4-17
52
Plumas
Ca 60 ft s of Hwy. 89 and 0.3 mi w of Almanor.
1386
Comment
CHSC112529
Lomatium nudicaule
B. Castro; L. P. Janeway
2009-6-7
1786
Plumas
Northern High Sierra Nevada. Upper watershed of Thompson Valley, ~ 1.5 mi NNW of the mouth of McReynolds Creek at Red Clover Creek. Along USFS Rd 25N05 (Squaw Valley Rd) 200 ft W of its jcn with small dirt rd to lower Thompson Valley.
1700
Comment
SD7631
Lomatium nudicaule
Daniel Cleveland
Jul 1882
Plumas
Big Meadows
Comment
SD6572
Lonicera conjugialis
Mrs. R. M. Austin
1879-1
Plumas
Mt Dyer, Big Meadows.
Comment
UC477510
Lonicera conjugialis
L. S. Smith
1930-7-11
2516
Plumas
White Rock Mills Camp
2286
Comment
CDA18659
Lonicera hispidula var. vacillans
G. D. Barbe, J. T. Howell & T. C. Fuller
1981-6-26
3378
Plumas
Sierra Nevada; Madrone Lake.
600
Comment
RSA455704
Lonicera involucrata
Anstruther Davidson
1928-7-1
s.n.
Plumas
Feather River.
Comment
SEINET3523623
Lotus americanus
J. M. Tucker
1948-7-24
1715
Plumas
near road from Cascade to Camel Peak
1615
Comment
SEINET10451955
Lotus argophyllus var. fremontii
Mary Susan Taylor
1981-6-19
Taylor 3955
Plumas
T23N R5E nw sec 12. Pulga quad. On granite at S mouth of Elephant Butte tunnel, at mouth of Grizzly Creek to North Fork Feather River on Hwy 70, ca. 6 mi NE of Pulga. Open & dry, large granite outcrop; 1800 ft elev.
549
Comment
RSA189433
Lotus micranthus
L. S. Rose
1967-5-8
67073
Plumas
Rodgers Flat, North Fork, Feather River.
610
Comment
CDA14701
Lotus purshianus
G. D. Barbe, J. T. Howell, T. C. Fuller
1981-6-24
3191
Plumas
Mt. Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek, 2.5 miles northeast of Quincy Junction.
1280
Comment
POM253375
Lotus unifoliolatus
A. A. Heller
1938-7-2
15242
Plumas
Feather River Highway near Grays Flat.
869
Comment
CAS-BOT-BC201254
Lupinus
Clare B. Hardham
1975-8-2
20476
Plumas
Black Mt.
2133
Comment
UC1542833
Lupinus albicaulis
M. L. Conrad, Dunn, and Kenney
1973-6-5
7061
Plumas
on Meadow Valley Road at w side Quincy; w side of Quincy
1036
Comment
RSA430408
Lupinus albicaulis subsp. wolfianus
M. L. Conrad, LeDoux, Kenney
1973-6-5
7050
Plumas
Plumas National Forest of Hwy. 70.
1067
Comment
UC1552745
Lupinus albifrons
Frederica Bowcutt
1985-6-6
550
Plumas
about 15 air mi ne Quincy (1 mi of <sic> Drum Bridge, along Beckwourth-Genesee Road); Plumas National Forest
Comment
CAS-BOT-BC198415
Lupinus albifrons var. albifrons
Mrs. H. C. Cantelow
1941-5-25
s.n.
Plumas
Feather River Canyon, 1 1/2 miles east of Virgils
Comment
CHSC70794
Lupinus andersonii
B. Castro
1995-7-12
583
Plumas
Ca 4 air mi SW of Bucks Lake, ca 1 mi S of Buckhorn Creek, at the W edge of USFS Rd 23N18. Near headwaters of tributary to upper end of Axford Creek, just above small moist meadow.
1615
Comment
CHSC118701
Lupinus andersonii
Chelsea Morgan
2015-6-28
2015022
Plumas
Plumas National Forest. Located near Moonlight Valley, south of Forest Service road 28N30B, northwest of 28N30B1 UTM 688739 E, 4455754 N, NAD83 Zone 10N.
1800
Comment
SBBG21929
Lupinus andersonii
D. Myrick
1964-7-22
904
Plumas
Drakesbad-Mineral Rd
1524
Comment
CHSC52417
Lupinus angustiflorus
L. P. Janeway
1990-7-12
3795 A
Plumas
Plumas National Forest. Along top of Eureka Ridge ca 0.5 mi south of the head of Bear Cr.
2103
Comment
JEPS85925
Lupinus angustiflorus
L. P. Janeway
1990-7-12
3795 A
Plumas
along top of Eureka Ridge ca 0.5 mi s of the head, Beckwourth Ranger District Bear Creek; Plumas National Forest, Johnsville Quad., Bear Creek
2103
Comment
SEINET10871212
Lupinus angustiflorus
Mary Susan Taylor
1982-7-12
Taylor 4818
Plumas
T22n,r11e,sec.21 e 1/2 ne 1/4. Johnsville quad. Corolla white. Along eureka Peak road, ca 1.5 mile s of mcrae meadows turnoff, ca 6 air miles w of mohawk. Open logged area. With hackelia
2164
Comment
CHSC110001
Lupinus arbustus
B. Castro; L. P. Janeway
2006-6-4
1536
Plumas
Northern High Sierra Nevada. South side of Squaw Valley, ca 300 ft N of jcn of McReynolds Valley Road (FS Rd 25N05) and Squaw Valley Road (FS Rd 28N01).
1684
Comment
RSA372162
Lupinus arbustus subsp. silvicola
LeDoux, Morris, Dunn
1973-6-5
1077
Plumas
Collected on south side of Greenville.
Comment
CHSC52427
Lupinus argenteus var. palmeri
L. P. Janeway
1990-7-4
3764
Plumas
Plumas National Forest. Along road to Lunker Point; west side Frenchman Lake.
1722
Comment
SEINET10452630
Lupinus breweri
Mary Susan Taylor
1982-6-23
Taylor 4720
Plumas
T23N R10E se/sw sec 11. Blue Nose Mt quad. Flat ridge running n off 23N43Y, at loop in rd, 1.5 mi w of its jct with Peoria Cr Rd (23N10), ca. 6 air mi sw of Sloat. 4600 ft.
1402
Comment
CAS-BOT-BC196669
Lupinus breweri var. breweri
J. G. Lemmon
1887-9-1
s.n.
Plumas
Above Sierra Valley
Comment
POM181086
Lupinus caudatus
P. B. Kennedy, A. A. Heller
1907-7-3
8740
Plumas
Hills above Red Clover Valley.
Comment
SEINET10452034
Lupinus confertus
Mary Susan Taylor
1982-7-13
Taylor 4825
Plumas
T26N R9E se/nw sec 22. Greenville SW quad. Bellas Flat, s side of Round Valley Reservoir, ca. 4 mi s of Greenville. 4500 ft. Dry cobbly drainage in Mixed Coniferous Forest.
1372
Comment
SEINET10485161
Lupinus confertus
Mary Susan Taylor
1982-6-13
Taylor 4825
Plumas
T26n, r9e, se1/4nw1/4 sec 22. Almanor se quad. Corolla pale blue. Bellas Flat on s side of round valley reservoir, ca 3 air mi. S of greenville. Dry Flat cobbly drainage in montane coniferous forest. With monardella Odoratissima glauca.
1372
Comment
SEINET10870977
Lupinus confertus
Robert F. Thorne, C. W. Tilforth
1969-9-6
Thorne 39226
Plumas
Just S of Beckwourth and S of the Feather river on Co. Hwy A24.
1356
Comment
SEINET12161689
Lupinus confertus
Detzer
1977-1
21
Plumas
ca 3.5kmNE of Squaw Pk., E bank of unimproved USFS rd. Sec 1 T25N R14E
601
Comment
CAS-BOT-BC215369
Lupinus dalesiae
M. S. Taylor
1982-6-3
4600
Plumas
Road cut on N side of White Cap Road 1.1 and 1.2 miles S of its junction with Peoria Creek Road, ca. 4 miles SW of Sloat
1524
Comment
CAS-BOT-BC215387
Lupinus dalesiae
M. S. Taylor
1982-6-27
4546
Plumas
W side of Bucks Lake-Spanish Creek Road across from 1084 residence in Meadow Valley
1127
Comment
CAS-BOT-BC215388
Lupinus dalesiae
M. S. Taylor
1982-5-27
4548
Plumas
S side of Bucks Lake-Spanish Creek Road, 0.1 mile W of Dean's Valley turnoff, and ca. 1 mile NE of Meadow Valley
1127
Comment
CAS-BOT-BC215397
Lupinus dalesiae
M. L. Conrad; Dunn; LeDoux
1973-6-5
7058
Plumas
5.2 miles W of Junction of Highway 70 and Meadow Valley Road in Quincy
1219
Comment
CAS-BOT-BC215398
Lupinus dalesiae
L. P. Janeway
1990-6-6
3698
Plumas
Flat on N side of Long Valley ca 0.5 mile E of Rattlesnake Creek and ca 0.5 ile N of Highway 70/89; vicinity of Sloat
1356
Comment
CAS-BOT-BC215414
Lupinus dalesiae
Mrs. H. C. Cantelow
1939-5-20
s.n.
Plumas
Meadow Valley
Comment
CAS-BOT-BC215421
Lupinus dalesiae
Walter & Irja Knight
1968-6-18
2334
Plumas
Road between La Porte and Quincy
1859
Comment
CHSC35906
Lupinus dalesiae
M. S. Taylor
1982-6-23
4718
Plumas
S side of Peoria Creek Rd (23N10), 0.2 mi ne of Oliver Creek, ca. 5 mi sw of Sloat.
1615
Comment
CHSC52430
Lupinus dalesiae
L. P. Janeway
1990-6-12
3714
Plumas
Along Rattlesnake Cr. Ca 1.0 mi N of Hwy 70/89; vicinity of Long Valley, Sloat.
1417
Comment
JEPS85923
Lupinus dalesiae
L. P. Janeway
1990-6-12
3714
Plumas
ca 1/0 mi n of Hwy 70/89 wnw facing slope along Rattlesnake Creek (vicinity of Long Valley, Sloat); Plumas Natl Forest, Mt. Ingalls Quad., Rattlesnake Creek
1417
Comment
RSA109812
Lupinus dalesiae
E. K. Balls, L. W. Lenz
1956-6-20
21844
Plumas
2 miles SE of Spring Garden, US Hwy, Quincy to Portola.
1250
Comment
SEINET10452042
Lupinus dalesiae
Mary Susan Taylor
1982-7-21
Taylor 4887
Plumas
T24N R10E e/se sec 7. Quincy quad. American Valley, on ne side of hills s of Greenhorn Creek, ca. 1.5 mi ne of Quincy. 3500 ft.
1069
Comment
SEINET10452045
Lupinus dalesiae
Mary Susan Taylor
1982-5-25
Taylor 4526
Plumas
T23N R11E sw/sw sec 2. Mt Ingalls quad. In partial shade of Jeffrey Pine Forest, s side of 23N12, 0.8 mi e of its jct with 23N52, ca. 3/4 mi w of McDermott Ravine, ca. 1.5 mi ne of Sloat. 4500 ft.
1371
Comment
SEINET10970248
Lupinus dalesiae
Mary Susan Taylor
1982-6-21
Taylor 4887
Plumas
T24n r10e e1/2se1/4 sec 7. Quincy quad. American valley, on ne side of hills S of greenhorn creek, ca 1.5 mi. Ne of quincy. Mixed evergreen forest; with Erigonum nudum, lupinus grayi, apocynum pumilum.
1067
Comment
SEINET8042175
Lupinus formosus
A. A. Heller, P. B. Kennedy
1907-7-16
8862
Plumas
Genessee valley near Genessee
Comment
SBBG69390
Lupinus grayi
R. M. Austin
-Apr-1877
Plumas
American Valley
Comment
CAS-BOT-BC329257
Lupinus grayi
M. S. Taylor
1982-6-17
4693
Plumas
S side of 23N44Y, 1.8 mi W of its jct with Bell Bar Creek Rd (23N50Y), ca 2 air mi SW of Sloat.
1524
Comment
RSA121628
Lupinus grayi
E. Sawyer
1935-6-1
54
Plumas
1.75 mi NE of Hawks
1585
Comment
SEINET10937187
Lupinus grayi
Mary Susan Taylor, M. Foster
1981-6-3
Taylor 3833 A
Plumas
N side of Rd 23N11, ca. 3 mi S of Happy Valley, near head of Cogswell Ravine, ca. 2 air mi E of Cromberg on Hwy 70.
1768
Comment
UCD108138
Lupinus latifolius
Michael A. Vincent
1999-6-8
8556
Plumas
Plumas National Forest, Milford Ranger District. Along FS 26N17 just north of FS 26N40.
Comment
CAS-BOT-BC329258
Lupinus latifolius subsp. longipes
M. S. Taylor
1982-7-12
4824
Plumas
At junction of small creek to Jamison Creek, on N side of Rd 507, just W of Plumas-Eureka State Park boundary, 2.0 mi SW of Johnsville
1767
Comment
SEINET10452691
Lupinus latifolius subsp. longipes
Mary Susan Taylor, G. Rotta
1982-6-14
Taylor 4667
Plumas
T25N R11E sw sec 7. Greenville quad. N side of Genesee Valley Rd (112), ca. 2 mi w of Genesee. Dry forest. 3700 ft.
1128
Comment
SBBG13881
Lupinus latifolius var. columbianus
H. and M. Dearing
1939-7-4
3816
Plumas
Graeagle
Comment
JEPS102823
Lupinus lepidus var. sellulus
Lowell Ahart
2001-8-29
9267
Plumas
On the west side of Little Last Chance Creek, on the strand of Frenchman Lake.
1700
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
SEINET10452639
Lupinus meionanthus
Mary Susan Taylor
1981-7-29
Taylor 4146
Plumas
T25N R11E se 1/4 sec 12. Genesse Valley quad. Both sides of 25N42C, 1.4 mi ne of its jct with 25N41-Flournoy Grade, ca. 4 air mi E of Genesse. 5600 ft.
1707
Comment
UCD109312
Lupinus obtusilobus
Jim McHenry
1991-1
s.n.
Plumas
ca. 45 miles east of Oroville.
1524
Comment
POM118281
Lupinus onustus
H. C. Cantelow
1940-5-12
3672
Plumas
2 miles north of Quincy, Highway 89.
Comment
RSA104334
Lupinus onustus
Alice Eastwood
1927-06
14461
Plumas
United States Forest Reserve, Forest Lodge, Greenville.
Comment
UC1129725
Lupinus polyphyllus var. burkei
A. E. Wieslander
1929-6-18
102
Plumas
between Constantia and Doyle; Sierraville Quad.
Comment
SEINET10488909
Lupinus sellulus
Walter Knight, Irja Knight; John Thomas Howell; Gordon H. True
1967-7-10
Knight 2225
Plumas
Between trestle glen and fern glen.
1097
Comment
SEINET10490883
Lupinus sellulus var. sellulus
Douglas G. LeDoux, David B. Dunn; Melvin L. Conrad
1973-6-5
LeDoux 1082
Plumas
Collected at jct of hw. 70 And twain road.
1067
Comment
SEINET10490878
Lupinus sellulus var. sellulus
Duane Isely, I. Isely
1971-7-13
Isely 11403
Plumas
At sulphur creek, st #89, s blairsden, 15 mi. N intersection st #89 and #49. Fls pale violet; standard with eye-spot.
Comment
UCD109583
Lupinus stiversii
June McCaskill
1954-5-31
331
Plumas
at roadside above Feather River, State Highway 24 (U.S. Alt. 40), ca. 2 miles north of Storrie.
Comment
UCD15243
Lupinus stiversii
Stephen Brown
1974-5-4
111
Plumas
Feather River Canyon, approximately 1 mile above Rock Creek on a gravel road.
457
Comment
CHSC100347
Luzula cascadensis
Lowell Ahart
2008-8-13
15183
Plumas
East of La Porte Road, along the sides of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte.
1613
Comment
RSA718438
Luzula comosa
L. Ahart
2006-7-9
12932
Plumas
About 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir.
1679
Comment
RSA584285
Luzula comosa
J. T. Howell, T. C. Fuller, G. D. Barbe
1981-6-22
54098
Plumas
10.6 miles northeast of La Porte on road to Quincy.
1890
Comment
SD46470
Luzula comosa
Robert J. Weatherby
1955-6-26
1544
Plumas
Scattered in moist ground on exposed sides of boulders. Mud Lake, Lakes Basin Area.
2103
Comment
CHSC108474
Luzula comosa var. laxa
Lowell Ahart
2011-9-17
17668
Plumas
On the south side of an unnamed stream that flows east into Little grass Valley Reservoir and opposite the Black Roack, about 20 yards southwest of the paved road, about 1/8 mile west of Little Grass Valley Reservoir.
1595
Comment
UC1730228
Lycopus uniflorus
L. P. Janeway
1998-9-10
6273
Plumas
5 mi NW of Quincy (along the NW shore of Snake Lake)
1205
Comment
CAS-BOT-BC343794
Madia elegans
Mary Strong Clemens
1920-6-29
s.n.
Plumas
Quincy
Comment
CAS-BOT-BC343784
Madia elegans
David D. Keck
1932-7-3
1620
Plumas
North of Spanish Creek. Quincy, in the Northern Sierra Nevada
1065
Comment
CDA13918
Madia exigua
G. F. Hrusa
1997-5-3
13845
Plumas
Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S).
Comment
CHSC40855
Madia exigua
K. R. Stern
1985-6-25
8201
Plumas
Vicinity of Blairsden.
1432
Comment
CHSC41276
Madia exigua
J. D. Jokerst
1984-5-13
2002
Plumas
Canyon of Indian Cr. on slopes N of creek and S of the Indian Creek Road. In Eastside forest.
1249
Comment
UC89356
Madia exigua
Mrs. R. M. Austin
1879-1
Plumas
Butterfly Valley
Comment
RSA201259
Madia glomerata
J. T. Howell
1960-7-18
35601
Plumas
Drakesbad. Lassen Volcanic National Park.
1677
Comment
RSA716595
Madia glomerata
L. Ahart, John Dittes
2005-9-19
12401
Plumas
About 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake.
1990
Comment
CAS-BOT-BC343286
Madia gracilis
John Thomas Howell; Gordon H. True
1967-7-11
43317
Plumas
About 3 miles southeast of Mt. Hough
1706
Comment
JEPS40376
Madia gracilis
W. L. Jepson
1939-8-7
19345
Plumas
Meadow Valley
Comment
SEINET11601444
Madia gracilis
J. T. Howell, T. C. Fuller, G. D. Barbe
1981-6-24
54252
Plumas
About 2.5 miles southeast of Mt. Hough on the road to Quincy
1798
Comment
UCD134298
Madia gracilis
John Thomas Howell; T. C. Fuller, G. D. Barbe
1981-6-24
54252
Plumas
about 2.5 miles southeast of Mt. Hough on the road of Quincy.
1798
Comment
POM253267
Madia minima
A. A. Heller
1938-6-22
15178
Plumas
Gravelly plain north of Chester
1305
Comment
RSA94371
Madia minima
F. W. Peirson
1926-6-21
6787
Plumas
Open flat strip along shore of Lake Almanor.
Comment
SEINET5339093
Mahonia sonnei
R. J. Holl
1948-4-20
24
Plumas
Sierra Valley, bank of Feather River, 1 mile west of Beckwith.
1524
Comment
CHSC21800
Maianthemum racemosum
F. T. Griggs; A. Pass
1975-8-1
412
Plumas
Buck's Lake Forest Service Survey.
Comment
CHSC76799
Malacothrix floccifera
L. P. Janeway
1997-9-29
5363
Plumas
Along Soda Creek 0.1 mi north of Hwy 70 and East Branch North Fork Feather River. Roadside in bottom of canyon, and along edge of dirt road.
944
Comment
CAS-BOT-BC71084
Marsilea vestita
John Thomas Howell
1926-7-30
2159
Plumas
Prattville
1371
Comment
CAS-BOT-BC71086
Marsilea vestita
John Thomas Howell
1926-7-30
2159
Plumas
Lake Almanor
Comment
RSA537494
Marsilea vestita
Barbara Ertter
1988-10-21
8008
Plumas
Lake Almanor, E end of causeway ca. 1.5 miles E of Chester on Highway 36
1341
Comment
UC1795022
Matricaria discoidea
R. K. Brummitt
1998-5-17
19880
Plumas
Rte. 89 near Indian Falls, 2 km from Rte. 70 junction
1000
Comment
CAS-BOT-BC348169
Matricaria discoidea
Greg Sommers
1976-7-8
162
Plumas
Sierra Valley, along Marble Lane
1487
Comment
CAS-BOT-BC271100
Melica bulbosa
John Thomas Howell; Gordon H. True
1967-7-11
43332
Plumas
Summit ridge of Mt. Hough, Sierra Nevada
2194
Comment
CAS-BOT-BC282081
Melica fugax
John Thomas Howell
1961-6-21
36633
Plumas
Greenville
1097
Comment
CAS-BOT-BC282091
Melica fugax
Gladys L. Smith
1976-6-7
4585
Plumas
N end summit ridge, secondary road between Route 70 and La Porte
1950
Comment
CAS-BOT-BC282100
Melica fugax
Catherine Best
1979-6-14
s.n.
Plumas
Eureka Park
Comment
CAS-BOT-BC282105
Melica fugax
Lowell Ahart
1989-7-2
6342
Plumas
On the NW side and near the summit of Pilot Peak, about 10 miles NE of La Porte
2255
Comment
CDA38809
Melica fugax
L. Ahart, John Dittes, Josephine Guardino
2009-6-15
15905
Plumas
On the north side of the road under the pole line. about 200 yards west of Lake Almanor Dam, depression in mined over area.
Comment
CHSC60512
Melica fugax
L. P. Janeway; Jannice Cutler
1992-5-26
4204
Plumas
Plumas National Forest. About 0.1 mi southwest of Lake Davis high water line; 1.0 mi south of Dan Blough Cove.
1767
Comment
CHSC87821
Melica fugax
Lowell Ahart; John Dittes, Josephine Guardino
2004-6-6
11008
Plumas
Near a very small flat drainage, on the east side of the logging road, about 3 miles (air) south of Lower Taylor Rock, about 7 miles (air) northeast of Quincy.
1344
Comment
JEPS115951
Melica fugax
Lowell Ahart, John Dittes, Josephine Guardino
2009-6-15
15905
Plumas
About 200 yards west of Lake Almanor Dam, on the north side of the road under the pole line
1421
Comment
JEPS95630
Melica fugax
Lowell Ahart
1994-6-15
7335
Plumas
200 yds E of a logging road, near the int. of Lumpkin Ridge Road and the road to Tamarack Flat, 1 air mile W of Little Grass Valley Reservoir
1767
Comment
RSA754960
Melica fugax
L. Ahart, John Dittes, Josephine Guardino
2009-6-15
15905
Plumas
Road under the pole line, about 200 yards west of the Lake Almanor Dam.
1422
Comment
UCD23590
Melica harfordii
John Thomas Howell
1967-6-23
42737
Plumas
Lewisia Rock' 3.5 miles SW of Belden, Feather River Canyon.
609
Comment
CAS-BOT-BC281134
Melica stricta
John Thomas Howell; Gordon H. True
1973-7-31
50100
Plumas
Summit ridge of Thompson Peak, Diamond Range
2194
Comment
JEPS102462
Melica stricta
Lowell Ahart
2001-7-17
8929
Plumas
Outcrops, on the south side of a logging road, south of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit.
1828
Comment
SEINET10599618
Melica stricta
Lawrence P. Janeway
1989-6-22
Janeway 3377
Plumas
Crocker Mtn. quad T24N, R14E, NE1/4 of sec. 32, Easterly flank of Crocker Mtn above Crocker Mdw.
1890
Comment
JEPS106339
Melica subulata
Lowell Ahart
2004-7-27
11311
Plumas
At the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte
1645
Comment
JEPS28298
Melica subulata
George W. Gillett
1957-7-17
793
Plumas
from Little Willow Lake to Willow Lake; Lassen Volcanic National Park
1767
Comment
JEPS87715
Melica subulata
Lowell Ahart
1994-6-17
7355
Plumas
about 1 mi e Sly Creek Reservoir (meadow on e side of Sly Creek, about 1 mi n of Schwartz Meadow)
1097
Comment
CHSC113880
Melilotus albus
Lowell Ahart
2014-8-26
19792
Plumas
In the center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte.
1533
Comment
UCD169793
Mentha arvensis
Lowell Ahart; John Dittes, Josephine Guardino
2009-7-29
16243
Plumas
1,849 feet northwest of Lake Almanor Dam.
1591
Comment
NY621932
Mentzelia dispersa
R. M. Austin
07 1878
s.n.
Plumas
Big Meadows
Comment
RSA718037
Mentzelia dispersa
R. D. Fischer, Jenny Marr
2005-7-4
813
Plumas
Butt Valley Reservoir. Sierra Nevada high, along the north side road of Butt Valley Reservoir, ner the Ponderosa Campground dumpster. YPF.
1341
Comment
SEINET12326109
Menyanthes trifoliata
W. Knight, Knight, I.
1983-1
4927
Plumas
On road between Chester and Drakesbad. Yellow Pine Forest Plant Community. Warner Valley
1570
Comment
RSA219009
Mertensia ciliata var. stomatechoides
J. L. Gentry Jr., David Vierig
1968-6-21
2082
Plumas
Mt. Hough, 10.5 miles northeast of Quincy on Mt. Hough-Crystal Lake Road.
2027
Comment
CAS-BOT-BC428541
Micranthes aprica
Alice Eastwood
1927-6-15
14607
Plumas
United States Forest Reserve. Long Valley.
Comment
CHSC98563
Micranthes aprica
L. P. Janeway
2007-6-3
9016
Plumas
Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. Weathered reddish serpentine; gravelly flats around rock outcroppings.
1929
Comment
CAS-BOT-BC349349
Microseris nutans
Clare B. Hardham
1961-6-16
7471
Plumas
Sierra Nevada Mountains. Diamond Peak
2133
Comment
CAS-BOT-BC349352
Microseris nutans
Rimo Bacigalupi
1927-7-11
1617
Plumas
Near Grassy Lake Meadows, Gold Lake Region
1889
Comment
CAS-BOT-BC349353
Microseris nutans
E. D. Merrill
1929-7-13
s.n.
Plumas
Silver Lake
Comment
CHSC91620
Microseris nutans
G. Douglas Barbe; T. C. Fuller
1982-6-15
3696
Plumas
Sierra Nevada Foothills. East-facing slope, 0.8 mile west of junction of road to Red Hill Lookout and road to Cherry Hill (U.S.F.S. Road #26N22F); 3.3 miles east of Red Hill Summit, Plumas National Forest.
1493
Comment
UC92139
Microseris nutans
unknown
1892-7-4
Plumas
Prattville
Comment
UCD134544
Microseris nutans
Alan a. Beetle
1941-6-28
2790
Plumas
west side of Lake Amanor.
Comment
HSC21162
Microsteris gracilis
R. P. Maynard Jr
1963-5-4
45
Plumas
7 mi. S of Lake Almanor on Hwy. 89
Comment
SEINET10902909
Microsteris gracilis subsp. humilis
Mary Susan Taylor, M. Foster
1981-6-8
Taylor 3876
Plumas
T24N R13E ne sec 8, Grizzly Valley quad. N side of 24N08, just N of jct with 25N93, half way between Bagley Pass and Red Clover Valley, ca. 1.5 mi N of W end of Lake Davis; elevation 5600 ft.; open rocky barrens.
1707
Comment
RSA285894
Mimulus aurantiacus var. grandiflorus
D. C. Michener
1981-7-17
4019
Plumas
Sierra Nevada. CA 70 ca 1.3 miles north of Tobin. Dry rock outcrop/road cut above North Fork of the Feather River.
Comment
RSA74135
Mimulus aurantiacus var. grandiflorus
Milo S. Baker
1952-5-27
12474
Plumas
Feather River Canyon at Camp Storrie. In rock crevices along Hwy 24
Comment
SEINET3365893
Mimulus breweri
Barbara Ertter, Jeffrey Strachan
1980-7-31
3889
Plumas
Plumas National Forest; Dixie Creek ca 3/4 mile east of Milford-Beckwourth Road (near cattle guard)
1707
Comment
JEPS28644
Mimulus breweri
George W. Gillett
1957-7-19
841
Plumas
on trail to Sifford Lakes (slopes across from the Devils Kitchen); Lassen Volcanic National Park
1981
Comment
SEINET10830509
Mimulus breweri
Mary Susan Taylor
1982-8-5
Taylor 4936
Plumas
T25N R10E ne sec 8. Greenville SW quad. Around Crystal Lake, just below Mt Hough, ca. 7 air mi nne of Quincy. 6700 ft.
2042
Comment
JEPS113599
Mimulus guttatus
Lowell Ahart, Josephine Guardino
2007-7-21
14388
Plumas
Bottom and sides of a small stream, about 30 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis
1799
Comment
RSA59739
Mimulus guttatus
E. K. Balls
1950-9-14
15802
Plumas
6 miles northwest of Chester, North Fork Feather River.
1402
Comment
UC917315
Mimulus guttatus
J. M. Tucker
1948-7-25
1738
Plumas
sw side Camel Peak (mine of United Mining Company); Pinchard Creek
1524
Comment
UCD122710
Mimulus guttatus
J. M. Tucker
1948-7-25
1738
Plumas
at mine of United Mining Company, Pinchard Creek, southwest side of Camel Peak.
1524
Comment
JEPS12519
Mimulus guttatus
George W. Gillett
1955-8-2
459
Plumas
at creek crossing 1/4 mi belwo Devils Kitchen (Devils Kitchen trail)
1844
Comment
UC1585908
Mimulus moniliformis
Barbara Ertter with Gary Schoolcraft
1989-7-3
8633
Plumas
ca. 9 air mi s Susanville (near Bear Creek crossing on Lone Rock road); Diamond Mts.
1767
Comment
CHSC113630
Mimulus moschatus
Lowell Ahart
2014-8-31
19823
Plumas
Gravel bars and mud flats along Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte.
1536
Comment
RSA185360
Mimulus nanus var. mephiticus
Clare B. Hardham
1961-6-15
7401
Plumas
Graeagle.
Comment
RSA535572
Mimulus nanus var. mephiticus
David M. Thompson
1988-6-8
939
Plumas
Genesee. 0.8 mi S of Flournoy Bridge along USFS Road 25N42 to Nye Creek.
Comment
UC1063128
Mimulus nasutus
E. Sawyer
1935-6-11
97
Plumas
4 3/4 mi se East Butte; Sierraville Quadrangle
Comment
JEPS29551
Mimulus primuloides
John Thomas Howell
1960-7-23
35952
Plumas
Drakesbad Lassen Volcaninc National Park
1676
Comment
UC1075732
Mimulus torreyi
Robert J. Weatherby
1955-7-21
1647
Plumas
near Middle Fork Feather River; Bottle Springs
1615
Comment
RSA535420
Mimulus torreyi
David M. Thompson
1988-7-23
974
Plumas
3.05 mi N of Bucks Lake road (and Meadow Valley) along Schneider Creek Road (USFS Road 23N16), then 0.15 mi W along Road 24N47X, then 0.1 mi N along Road 24N47XC.
1524
Comment
SEINET7718092
Monardella
Unknown
Plumas
Big Meadows
Comment
OBI13633
Monardella breweri subsp. lanceolata
Lewis S. Rose
1967-7-19
67175
Plumas
Twain, North Fork, Feather River
853
Comment
CAS-BOT-BC314152
Monardella follettii
L. P. Janeway
1993-7-15
4457
Plumas
Plumas National Forest, Quincy Ranger District, Pineleaf Compartment. Along Rd 25N17, 4.2 mi NW of Spanish Ranch Road (in Meadow Valley) and 0.2 mi after it crosses Bean Creek.
1402
Comment
CDA40935
Monardella follettii
L. P. Janeway
2001-8-5
7422
Plumas
High Cascade Range; Near top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road).
Comment
CHSC82105
Monardella follettii
L. P. Janeway
2001-8-5
7422
Plumas
High Cascade Range. Near top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road).
1463
Comment
SEINET10582334
Monardella follettii
A. Graff
1993-7-23
Graff 332
Plumas
Plumas National Forest, Red Hill. All along road going up Red Hill, starting from junction of Red Hill Rd. and Rich Gulch Rd. (USNFS Rd. 26N22), especially east-northeast slopes. T25N,R7E,S2/S10/S11. Locally abundant on road cuts and in open mixed conifer forest of Pinus lamertiana, P. jeffreyi, Abies magnifica, Calocedrus decurrens, Pseudotsuga menziesii, with Acrtostaphylos uva-ursi. Iron-rich serpentine. Beginning of bloom. Butterflies, Bombus sp.
Comment
CHSC33595
Monardella glauca
M. S. Taylor; M. Foster
1981-6-15
3897
Plumas
S side of Bucks Lake Rd, ca. 50 ft e of its jct with 24N29 (rd to Deanes Valley), ca. 2 mi ne of Meadow Valley.
1158
Comment
RSA35104
Monardella odoratissima
Thomas H. Kearney
1944-8-14
127
Plumas
Near Prattville, Lake Almanor.
Comment
CAS-BOT-BC314153
Monardella odoratissima
Alice Eastwood
1927-6-17
14676
Plumas
United States Forest Reserve, Plumas County. Long Valley.
Comment
CHSC52034
Monardella odoratissima subsp. glauca
L. P. Janeway
1989-8-2
3547
Plumas
Plumas National Forest. Ridge above Middle Fk Feather River on the E side of Olive Cr.
1463
Comment
UCR280839
Monardella odoratissima subsp. glauca
Lowell Ahart
2014-8-26
19788
Plumas
South Fork of the Feather River, Little Grass Valley Reservoir, c. 200 yards southwest of the parking lot to the Pacific Crest Trail, c. 0.25 mile southwest of the bridge across the South Fork of the feather River, c. 4 air miles north of LaPorte
1534
Comment
CHSC91773
Monardella odoratissima subsp. odoratissima
G. Douglas Barbe; T. C. Fuller, J. T. Howell
1981-6-26
3346
Plumas
Sierra Nevada. 0.75 mile northeast of Bucks Summit on Bucks Lake Road.
1600
Comment
CHSC113901
Monardella odoratissima subsp. pallida
Lowell Ahart
2014-8-24
19741
Plumas
Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte.
1533
Comment
CHSC117634
Monardella odoratissima subsp. pallida
Lowell Ahart
2016-8-30
21327
Plumas
On the west side of the meadow, south of the pond, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak.
2044
Comment
CHSC52040
Monardella odoratissima subsp. pallida
L. P. Janeway
1989-6-22
3376
Plumas
Plumas National Forest. Along rd 24N49Y 0.2 mi W of Crocker Cr; vicinity of Crocker Guard Sta.
1767
Comment
UC2035887
Monardella odoratissima subsp. pallida
Mrs. C. W. Hollis
Jun 17 1928-Jun 30 1928
Plumas
Drakesbad Mt. Lassen National Park
Comment
UC485787
Monardella odoratissima subsp. pallida
H. F. Copeland
1932-8-24
Plumas
Drakesbad
1828
Comment
CAS-BOT-BC222150
Monardella odoratissima subsp. pallida
Mrs. H. C. Cantelow
1938-7-3
s.n.
Plumas
4.3 miles north of Almanor Inn
Comment
CAS-BOT-BC220483
Monardella sheltonii
John Thomas Howell
1975-7-22
51349
Plumas
2 miles northwest of Spring Garden
1173
Comment
CAS-BOT-BC220492
Monardella sheltonii
John Thomas Howell; T. C. Fuller; G. D. Barbe
1981-6-25
54303
Plumas
East side of Indian Valley just north of Taylorsville
1112
Comment
CAS-BOT-BC220493
Monardella sheltonii
M. S. Taylor
1982-7-21
4897
Plumas
Summit of Little Volcano, ca. 5 mi se of Quincy
1768
Comment
CHSC67980
Monardella sheltonii
James D. Jokerst
1989-7-3
3122
Plumas
Caribou Rd. 1.2 mi N of Hwy. 70.
Comment
CAS-BOT-BC220482
Monardella sheltonii
Louella Bass
1980-8-20
s.n.
Plumas
Seneca
Comment
SEINET10582345
Monardella sheltonii
A. Graff
1993-7-22
Graff 303
Plumas
Plumas National Forest. Hwy. 70 west, at turnout just after Quarry Rd. Locally infrequent on road cut filling in with Pinus jeffreyi, Pseudotsuga menziesii, Calocedrus decurrens, Quercus sp., Acrtostaphylos sp., Apix mellifera.
Comment
SEINET10572656
Montia chamissoi
Mary Susan Taylor, M. Foster
1981-6-8
Taylor 3864
Plumas
T24N R13E se sec 8. Grizzly Valley quad. In wet meadow along creek, ca. 1/4 mi S of jct of 24N08 and 25N93, ca. 1 air mi NW of Bagley Pass, ca. 0.5 mi S of Red Clover Valley; elevation ca. 5700 ft.
1737
Comment
CHSC63160
Montia fontana subsp. amporitana
Lowell Ahart
1994-6-17
7351
Plumas
On the edge of a small wet meadow, on the east side of Sly Creek, about 1 mile north of Schwartz Meadow, about 1 mile east of Sly Creek Reservoir.
1097
Comment
CAS-BOT-BC445088
Montia linearis
Mary Strong Clemens
1920-5-7
s.n.
Plumas
Greenville
Comment
CAS-BOT-BC445097
Montia linearis
Walter Knight; Irja Knight; John Thomas Howell; Gordon True
1967-5-7
1879
Plumas
Butterfly Botanical Area and Vicinity. Area of Butterfly Valley proper
1036
Comment
CAS-BOT-BC445098
Montia linearis
Walter Knight; Irja Knight
1967-5-22
1824
Plumas
Butterfly Botanical Area and Vicinity
Comment
SEINET10572661
Montia linearis
Mary Susan Taylor, M. Foster
1981-6-3
Taylor 3835
Plumas
T24N R12E nw/sw sec 28, Mt Ingalls quad. In wet meadow, S side of Rd 24N61, ca. 1.5 air mi S of Little Summit Lake, ca. 10 mi NW of Portola; elevation ca. 6900 ft.
2103
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
SACT001594
Muhlenbergia filiformis
Malcolm Nobs, S. Smith
1949-8-18
Plumas
Comment
UC373109
Muhlenbergia filiformis
Marcus E. Jones, A. M.
1897-7-2
Plumas
near Prattville; Clear Creek
1524
Comment
CAS-BOT-BC267004
Muhlenbergia filiformis
John Thomas Howell
1960-7-21
35808
Plumas
Lassen Volcanic National Park. Near Terminal Geyser
1828
Comment
CHSC53181
Muhlenbergia richardsonis
L. P. Janeway
1989-6-28
3411
Plumas
Plumas National Forest. Slopes above Mapes Cyn; ca 0.2 mi NE of Beckwourth-Genesee Rd (rd 111) 4.0 mi N of Beckwourth.
1722
Comment
CAS-BOT-BC515654
Muilla transmontana
W. Harnach; N. Harnach
1990-5-12
304
Plumas
Sierra Valley, Feather River Ranch
1584
Comment
UC725291
Myosotis scorpioides
A. A. Heller
1938-7-2
15241
Plumas
3 mi. e. Quincy
Comment
CAS-BOT-BC392266
Myosurus apetalus
Catherine Best
1980-6-13
s.n.
Plumas
Sierra Valley, Highway A23 2 miles north of Plumas - Sierra County line
Comment
CHSC70036
Myosurus apetalus var. borealis
L. P. Janeway
1997-5-14
5123
Plumas
Crocker Meadow; west side of Beckwourth-Genesee Road about 0.3 mi south of Crocker Guard Station and Campground.
1749
Comment
CDA37312
Myriophyllum sibiricum
B. Villegas
2008-7-23
s.n.
Plumas
Sierra Valley, just east of Beckwourth; Middle Fork of the Feather River near County Road A23, just south of Hwy 70.
0
Comment
CHSC114927
Myriophyllum sibiricum
B. Villegas
2008-7-23
Plumas
Lake Davis, Eagle Point.
Comment
CHSC24222
Nama lobbii
D. Brink; L. Mayer
1975-7-2
Plumas
Buck's Lake.
Comment
JEPS103351
Nama lobbii
Lowell Ahart
2002-6-26
9770
Plumas
On the E side of the poor road, ca 1 mile S of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, ca 1 mile (air) NW of Little Grass Valley Reservoir dam, ca 4 miles (air) NW of La Porte.
1760
Comment
UC1523756
Nama lobbii
Gary Schoolcraft
1982-8-3
846
Plumas
along logging rd. Brush Hill
1828
Comment
CAS-BOT-BC515771
Narthecium californicum
Walter Knight; Irja Knight
1965-6-18
1290
Plumas
Butterfly Valley
1143
Comment
SEINET10475624
Narthecium californicum
Mary Susan Taylor, H. Swanson
1982-9-2
Taylor 5087
Plumas
T25N R9E ne/se sec 20. Greenville SW quad. Butterfly Valley Botanical Area, in bog just s of switchback, ca. 1 air mi w of Keddie. 3900 ft.
1189
Comment
RSA726407
Navarretia breweri
L. Ahart, John Dittes, Josephine Guardino
2007-6-8
13996
Plumas
About a mile (air) north of the north end of Lake Davis.
1966
Comment
RSA101468
Navarretia breweri
R. Weatherby
1955-7-2
1571
Plumas
Bear Ridge near Taylor Lake.
2195
Comment
CHSC73422
Navarretia capillaris
B. Castro; L. Gehrung, H. Durio
1995-9-19
627 A
Plumas
Tamarack Flat. Ca 2 air mi NW of Little Grass Valley Reservoir, on N side of USFS Rd 22N94, ca 2 road mi NW of its jcn with Lumpkin Ridge Rd (USFS Rd 22N27). In Tamarack Flat meadow.
1706
Comment
SD61130
Navarretia capillaris
Darley F. Howe
1964-7-29
Plumas
Near Gold Lake Lodge, Plumas National Forest
1981
Comment
JEPS70293
Navarretia divaricata
W. I. Follett
1937-7-1
93
Plumas
between Deadwood Ravine and Rich Gulch
Comment
OBI48921
Navarretia divaricata
Lewis S. Rose
1941-7-9
41300
Plumas
Chambers Lodge (McKinney), Lake Tahoe
640
Comment
CDA18755
Navarretia divaricata subsp. divaricata
G. D. Barbe, T. C Fuller
1982-7-16
3761
Plumas
Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat.
1981
Comment
CHSC97581
Navarretia divaricata subsp. divaricata
Lowell Ahart; John Dittes
2007-6-16
14095
Plumas
Graded road gutter, east of the small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis.
1647
Comment
CDA18455
Navarretia divaricata subsp. vividior
G. D. Barbe, T. C. Fuller & J. T. Howell
1981-6-24
3181
Plumas
Sierra Nevada; 2.5 miles northeast of Quincy Junction on Mt Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek and Keddie.
1280
Comment
UC1124102
Navarretia intertexta subsp. intertexta
Beryl O. Schreiber
1938-7-9
2515
Plumas
1 mi e Meadow Valley; Bidwell Bar Quad.
1066
Comment
CHSC45435
Navarretia intertexta subsp. propinqua
Lowell Ahart
1981-7-24
2995
Plumas
On the floor of a hydraulic mine, about 1 mile south of La Porte.
1463
Comment
CHSC21192
Navarretia leptalea
F. T. Griggs; A. Pass
1975-7-10
150
Plumas
Buck's Lake.
Comment
SBBG21890
Navarretia leptalea
D. Myrick
1964-7-21
892
Plumas
near parking area, Drakesbad
1737
Comment
CDA13363
Navarretia leptalea subsp. bicolor
G. F. Hrusa, B. Smith, T. D. Wilfred
1996-7-15
13212
Plumas
Sierra Nevada; N side of Hwy. 70 approx. 3 m. E of Spring Garden at inter. of Hwy 70 and Sloat Rd. Rattlesnake Creek drainage.
Comment
CHSC62477
Navarretia leptalea subsp. bicolor
L. P. Janeway
1993-8-5
4497
Plumas
Plumas National Forest, La Porte Ranger District. Northeast end of Mooreville Ridge; along road 21N16 0.5 mi northeast of Devils Gap. Top of ridge.
1623
Comment
UC306887
Navarretia leptalea subsp. leptalea
unknown
1918-7-26
Plumas
300 ft above Mud Lake (Sierra Nevada); , above Mud Lake
2529
Comment
CHSC23855
Navarretia leucocephala subsp. minima
Glenda Foster
1975-11-8
102
Plumas
Around edges of vernal pool on s side of Hwy. 89, 3.8 mi from jct. 36.
Comment
CHSC80242
Navarretia leucocephala subsp. minima
L. P. Janeway
1996-6-5
5003
Plumas
Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 0.2 mi south of Middle Fork Feather River and 0.8 mi west of the road to Calpine.
1488
Comment
RSA562591
Navarretia sinistra
Alva Day, Orbelia Robinson
1982-7-15
82 -85
Plumas
Plumas National Forest, Lake Davis, 0.2 mi. west of Coot Bay on north side of lake.
Comment
RSA505402
Nemacladus interior
R. C. Bacigalupi, G. T. Robbins
1955-7-22
5440
Plumas
Above Rock Creek, just above its junction with the North Fork Feather River.
473
Comment
SD6549
Nemacladus rubescens
R. M. Austin
1879-1
Plumas
American Valley
Comment Read comments Jul 4 2010
RSA726410
Nemophila parviflora var. austiniae
L. Ahart, John Dittes, Josephine Guardino
2007-6-8
13998
Plumas
About a mile (air) north of the north end of Lake Davis.
1966
Comment
CDA14130
Nemophila pedunculata
G. F. Hrusa
1997-5-3
13820
Plumas
Sierra Nevada; W side of Rattlesnake Creek, immed. N of Hwy 70 approx. 15 mi. E of Quincy.
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
CDA14770
Nemophila spatulata
G. D. Barbe, J. T. Howell, T. C. Fuller
1981-6-26
3360
Plumas
SE of Bucks Lake Road and Bucks Creek, 0.3 mile southwest of Bucks summit on Bucks Lake Road.
1645
Comment
CAS-BOT-BC231507
Nicotiana
John Thomas Howell
1977-8-11
52692
Plumas
At north end of Frenchmans Reservoir
1706
Comment
UC1122217
Oenothera deltoides subsp. piperi
C. W. Hanks
1934-8-13
44
Plumas
ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle
Comment
CDA38150
Oenothera deltoides subsp. piperi
T. C. Fuller
1968-7-1
17323
Plumas
Sierra Nevada; Hwy 70 to Beckwourth, 1 mile east of Vinton, Sierra Valley.
Comment
SEINET5345675
Oenothera deltoides var. piperi
M. J. Williams, L. Wise
1976-5-31
76- 21 -2
Plumas
Between Chilcoot and Vinton, Sierra Valley
1554
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
SEINET5345643
Oenothera elata var. hirsutissima
A. A. Heller, P. B. Kennedy
1907-7-16
8861
Plumas
Genessee Valley enar Genessee
Comment
CHSC114417
Orcuttia tenuis
Allison Sanger
2012-8-16
Plumas
Large pool at Almanor Rest Area, west of Prattville.
1402
Comment
JEPS109854
Oreostemma elatum
Dean W. Taylor
2006-6-29
19556
Plumas
Keddie Ridge; meadow just E of Second Water Trough (ca. 1 mile W of Hauns Meadow along County Road 201)
1432
Comment
UCD147847
Oreostemma elatum
Daniel Slakey
2012-6-9
31
Plumas
East side of Snake Lake.
1128
Comment
JEPS95553
Orobanche fasciculata
Lowell Ahart
1994-7-7
7458
Plumas
N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles SE of Pilot Peak
2011
Comment
UC914303
Orobanche uniflora subsp. occidentalis
Verne Grant and Alva Grant
1948-6-13
8586
Plumas
Lava Cap, 1 mile from Cascade on Oroville Road.
Comment
UC1400233
Orogenia fusiformis
W. D. Dakan
1974-4-21
Plumas
near Pond Reservoir Butterfly Botanical Area (Butterfly Valley); , Butterfly Botanical Area
1158
Comment
JEPS104412
Orthilia secunda
Lowell Ahart
2003-10-15
10639
Plumas
Old gold mined flat area, ca 1/4 mi south of Forest Rd 22N94E, ca 1/2 mi south of Forest Rd 22N94, on Hartman Bar Ridge, ca 1 mi (air) sw of Franklin Hill, ca 4 1/2 mi (air) nw of Tamarack Flat, ca 9 mi (air) nw of La Porte.
1509
Comment
CHSC96853
Orthocarpus cuspidatus subsp. cryptanthus
Lowell Ahart; John Dittes, Josephine Guardino
2007-6-9
14053
Plumas
Open rocky flat, about 50 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis.
1857
Comment
JEPS87598
Osmorhiza berteroi
Lowell Ahart
1994-7-7
7453
Plumas
n side of trail about 3 (air) mi se Pilot Peak (Plumas and Sierra Cos.); Pacific Crest Trail, Bunker Hill Ridge
2011
Comment
UC337332
Osmorhiza berteroi
unknown
1889-6-4
Plumas
Mohawk Valley
Comment
JEPS25807
Osmorhiza berteroi
John W. Duffield
1937-5-27
Plumas
Grubstake Flat Meadow Valley
Comment
RSA59403
Osmorhiza berteroi
E. K. Balls
1950-9-8
15723
Plumas
Lakes Center Public Campground.
2043
Comment
SJSU14720
Osmorhiza occidentalis
N. A. Hopkins
1991-7-3
1696
Plumas
N of Doyles Crossing 20 mi N of Red Clover Valley on road to Janesville
1524
Comment
CHSC34286
Packera eurycephala var. lewisrosei
M. S. Taylor
1981-5-11
3686
Plumas
N side of Hwy 70, in Serpentine Canyon, 2 mi w of Virgilia.
853
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
CHSC102015
Packera streptanthifolia
L. P. Janeway; B. Castro
2009-8-29
9938
Plumas
Northern High Sierra Nevada. Small meadow 0.3 km east-southeast of the Buckhorn survey monument on the eastern end of Red Mountain. Small meadow, about 30m x 40m, high on the mountainside, northeast-facing 30% slope.
1892
Comment
CAS-BOT-BC317124
Packera streptanthifolia var. streptanthifolia
Alice Eastwood
1927-6-27
14911
Plumas
On road between Reno & Chilcott
Comment
CDA13414
Paeonia brownii
G. F. Hrusa, B. Smith, T. D. Wilfred
1996-7-16
13263 a
Plumas
Sierra Nevada; Plumas National Forest. Vicinity of headwaters of Bull Run Creek off USFS 23N12E.
Comment
UCD150435
Paeonia brownii
T. Stone
1966-4-21
s.n.
Plumas
Mountain Meadows.
Comment
UCD88707
Panicum acuminatum var. fasciculatum
Walter Knight; Irja Knight, John Thomas Howell
1966-7-28
1675
Plumas
Butterfly Botanical Area and Vicinity. Sweetwater Meadow.
1127
Comment
CAS-BOT-BC253739
Panicum capillare
John Thomas Howell
1951-8-20
28214
Plumas
Genesee
1127
Comment
CAS-BOT-BC253746
Panicum capillare
Lowell Ahart
1981-9-6
3078
Plumas
1.5 miles SW of Crescent Mills
1200
Comment
RSA201355
Panicum capillare
J. T. Howell
1960-7-20
35728
Plumas
Drakesbad; Lasses Volcanic National Park
1677
Comment
RSA201364
Panicum capillare
J. T. Howell
1969-9-22
34868
Plumas
Drakesbad; Lasses Volcanic National Park
1738
Comment
UCD89500
Panicum capillare
Beecher Crampton
1964-8-25
7163
Plumas
Lassen Volcanic National Park, Drakesbad, 1/8 mile south of the Guest Houses.
1676
Comment
SEINET228557
Panicum capillare subsp. capillare
Lowell Ahart
1981-9-6
3078
Plumas
.5 miles south-west of the intersection of highway 89 and Arlington Road about .5 miles south-west of Crescent Mills
Comment
SACT001657
Panicum thermale
Malcolm Nobs, S. Smith
1949-8-19
Plumas
Comment
CHSC105202
Parnassia palustris
B. Castro; L. P. Janeway
1997-9-14
782
Plumas
Springy S-facing slope above Jamison Creek, above Rd 507 ca 0.9 mi E of the Plumas-Eureka State Park boundary.
1828
Comment
POM44193
Pedicularis attollens
Marcus E. Jones
1897-7-2
s.n.
Plumas
Near Prattville at Mt. Meadow.
1677
Comment
HSC102783
Pedicularis racemosa
L. Ahart
2008-8-14
15201
Plumas
About 5 air miles NE of La Porte, ~.05 mi. NE of Little Grass Valley Reservoir; east side of Forest Service Road 22N68, ~100 yds. west of the South Fork of the Feather River
1572
Comment
UC1861769
Pellaea brachyptera
Ruth Kirkpatrick
2005-7-19
1359
Plumas
West of Johnsville Museum. Along dirt/rocky road
1630
Comment
UC122754
Pellaea brachyptera
Mrs. R. M. Austin
Aug. 1876
Plumas
Soda Springs
Comment
RSA101695
Penstemon deustus subsp. deustus
H. L. Mason
1924-6-15
1032
Plumas
Graeagle - near Blairsden.
Comment
SEINET3840854
Penstemon deustus var. pedicellatus
M. I. Wibawa, G. Douglas Barbe, Thomas C. Fuller
1982-6-17
3834
Plumas
South shore of Frenchman Reservoir, 0.4 miles east of Frenchman Dam, USGS Quadrangle: Frenchman Lake 7.5
1700
Comment
CHSC75546
Penstemon deustus var. suffrutescens
G. D. Barbe; J. T. Howell, T. C. Fuller
1981-6-23
3100
Plumas
Reservoir shore 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road.
1371
Comment
CHSC90936
Penstemon deustus var. suffrutescens
Lowell Ahart; Richard Rabeler, Lawrence Janeway, Linnea Hanson
2005-4-20
11750
Plumas
On a rock fill on the north side of Highway 70, south bank of the North Fork of the Feather River, about 200 yards southwest of Grizzly Creek, about 1 1/2 miles northeast of the Arch Rock Shady Rest Area.
484
Comment
RSA726370
Penstemon deustus var. suffrutescens
L. Ahart, John Dittes, Josephine Guardino
2007-6-8
13983
Plumas
About a mile (air) north of the north end of Lake Davis.
1966
Comment
CDA13398
Penstemon gracilentus
G. F. Hrusa, B. Smith, T. D. Wilfred
1996-7-16
13247
Plumas
Sierra Nevada; Near headwaters of Bull Run Creek off USFS 23N12E.
Comment
CDA41880
Penstemon gracilentus
L. Ahart, John Dittes
2005-9-2
12449
Plumas
On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley.
Comment Read comments Oct 5 2019
UC103032
Penstemon gracilentus
D. Cleveland
1882-7-21
Plumas
Prattville
Comment
NY600758
Penstemon gracilentus
Mrs. Ames
s.n.
Plumas
Lone Rock
Comment
SEINET10547983
Penstemon gracilentus
F. Marion Ownbey, Ruth P. Ownbey
1938-7-14
Ownbey 1739
Plumas
Dry slope, below humboldt summit, sierra nevada.
Comment
SEINET10547991
Penstemon gracilentus
Mary Susan Taylor
1981-7-21
Taylor 4094
Plumas
T25N R11E nw sec 31, Spring Garden quad, in dry Red Fir Forest, between 25N18 and Squirrel Creek, ca. 0.5 mi SE of Taylor Rock, ca. 7 air mi N of Spring Garden. 6500 ft elev.
1981
Comment
UC887039
Penstemon gracilentus
M. and P. Ownbey
1938-7-14
1739
Plumas
Comment
RSA537558
Penstemon laetus
Barbara Ertter, Gary Schoolcraft
1989-7-3
8656
Plumas
Ridge between Red Rock and Diamond Mt ca 8 air miles S of Susanville
2226
Comment
CHSC28922
Penstemon laetus var. leptosepalus
L. Hanson
1979-7-11
29
Plumas
Kellogg Lookout Area.
Comment
SEINET4207731
Penstemon laetus var. leptosepalus
Mikel R. Stevens
2011-8-27
213
Plumas
Walker Plains. Old quarry area (now parking area) at junction of Bucks Lake Rd (Oroville Quincy Hwy) with Basalt Rd. Ca 12.5 mi S of Bucks Lake on Bucks Lake Rd. East side of Rd.; 0
1559
Comment
UC887185
Penstemon neotericus
M. and P. Ownbey
1938-7-14
1742
Plumas
Comment
HSC22972
Penstemon newberryi
John Pratt
1970-6-30
54
Plumas
Humboldt Summit
Comment
CAS-BOT-BC239306
Penstemon newberryi var. berryi
E. P. Chace
1934-4-11
s.n.
Plumas
Camp Rodgers
Comment
NY627394
Penstemon newberryi var. newberryi
R. M. Austin
1876-1-1
285
Plumas
Comment
HSC73116
Penstemon personatus
M. S. Taylor, M. Foster
1981-7-14
4009
Plumas
Saddle at head of Bullfrog Ravine, up to 0.25 mi. E and W of Rd. 26N18, 3 air mi. NW of Indian Falls
1585
Comment
RSA236429
Penstemon personatus
G. L. Clifton
1971-8-5
523
Plumas
Big Creek
1616
Comment
SEINET11262173
Penstemon personatus
Robert L. Johnson, Mikel R. Stevens
2015-7-11
3952
Plumas
Northern High Sierra Nevada. 0.6 rd mi S of jct with Cold Water Rd and Red Mtn Road on Gravel Range Rd. Ca 3.5 air mi south of Bucks Lake.; 0
1771
Comment
JEPS15328
Penstemon roezlii
A. Lewis
1934-7-25
521
Plumas
La Porte Plumas National Forest, Downieville Quadrangle
1524
Comment
NY650116
Penstemon roezlii
F. W. Pennell
1940-6-11
25809
Plumas
Route 24, Spring Garden
1310.6
Comment
NY650124
Penstemon roezlii
R. M. Austin
07 1878
s.n.
Plumas
Comment
CAS-BOT-BC239608
Penstemon rydbergii var. oreocharis
C. R. Quick
1945-7-20
45 -62
Plumas
U.S.F.S. fenced pasture, Deane's [Deanes] Valley, S.E. of Meadow Valley
Comment
CHSC73445
Penstemon rydbergii var. oreocharis
H. Durio
1995-8-17
Plumas
Mosquito Flat area. Ca 2.5 air mi S of Bucks Lake, and ca 0.1 mi S of the 'Mosquito Flat' area on maps. Large meadow on Mosquito Creek, S of USFS Rd 23N57 as it heads E, ca 0.6 mi SE of its jcn with Rd 23N18.
1676
Comment
NY651330
Penstemon rydbergii var. oreocharis
See comments
1981-6-17
465
Plumas
Southwest of Portola
1463.0
Comment
UC1032473
Penstemon rydbergii var. oreocharis
E. Sawyer
1935-6-13
100
Plumas
4 mi ese Beckwith Butte; Sierraville Quad.
1493
Comment
CHSC56882
Penstemon speciosus
L. P. Janeway; Garrett Gibson
1991-7-18
4077
Plumas
Plumas National Forest. North side of Grizzly Valley ca 1 mi east of Lake Davis. Slope on north side of County Road.
1783
Comment
UC696821
Penstemon speciosus
David D. Keck
1932-7-6
1718
Plumas
6 mi w Chester; Sierra Nevada, w of Chester
1524
Comment
UC1778622
Perideridia bolanderi
G. Douglas Barbe, T. C. Fuller
1982-7-16
3770
Plumas
Lava cap ridge 1.5 miles W of Wheeler Peak and 1 mile S of Beardsley Mine on forest road 3.8 mile S of Green Flat, Plumas National Forest.
1981
Comment
RSA641472
Perideridia bolanderi subsp. bolanderi
Michael A. Vincent
1999-6-7
8531
Plumas
Plumas National Forest; Milford Ranger District; west of Frenchman Lake along FS Route 11.
Comment
JEPS14085
Perideridia lemmonii
W. L. Jepson
1939-8-4
19338
Plumas
Rock Creek Meadow Valley
1219
Comment
UC711861
Perideridia lemmonii
Roxana S. Ferris and Laura Lorraine
1941-8-9
10427
Plumas
Lake Almanor Public Camp; meadow, near village
Comment
CAS-BOT-BC222767
Perideridia parishii
Walter Knight; Irja Knight; John Thomas Howell
1966-7-28
1644
Plumas
Butterfly Botanical Area and Vicinity. In area at north end of Pond Reservoir
1097
Comment
SEINET10840956
Perideridia parishii subsp. latifolia
Mary Susan Taylor
1981-7-17
Taylor 4030
Plumas
T21N R12E ne/se sec 7, Sierra City NW quad; Bear Lake trail of Lakes Basin area, within 1/4 mi of trailhead near Ellwood Lodge, 6 mi S of Mohawk; moist shaded forest; 6400 ft elev.
1950
Comment
CAS-BOT-BC413557
Persicaria amphibia
Mrs. A. L. Coombs
1906-1-1
s.n.
Plumas
Prattville
Comment
CAS-BOT-BC413558
Persicaria amphibia
Mrs. A. L. Coombs
1912-9-1
s.n.
Plumas
Big Meadows
Comment
CAS-BOT-BC413564
Persicaria amphibia
Malcom A. Nobs; S. Galen Smith
1949-8-19
1454
Plumas
On southeastern side of Portola
Comment
CHSC34304
Persicaria hydropiper
L. Ahart
1981-9-6
3069
Plumas
On a sand bar along Indian Creek, ca. 0.5 mi s w of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills.
1200
Comment
RSA0118926
Persicaria lapathifolia
Lowell Ahart
2014-8-24
19738
Plumas
South side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles, (air) north of La Porte.
1533
Comment
CHSC97208
Persicaria maculosa
Lowell Ahart; Josephine Guardino
2007-7-20
14329
Plumas
Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis.
1763
Comment
CAS-BOT-BC419234
Persicaria maculosa
Robert J. Weatherby
1950-7-21
1469
Plumas
East Quincy
1036
Comment
CHSC102437
Phacelia humilis var. humilis
L. P. Janeway; B. Castro
2009-6-7
9801
Plumas
Northern High Sierra Nevada. Lower Thompson Valley 1.5 km north of Red Clover Creek, 180 m southwest of Thompson Valley Creek.
1672
Comment
OBI76964
Phacelia hydrophylloides
Anthony Baniaga
2011-8-2
481
Plumas
Lassen Natl Forest. Along F.S 10, 30 ft E of rd, ca 1/8 mi SW of Echo Lake. red cinder Quad T30N R7E sec 26 sE of SW
1950
Comment
RSA35106
Phacelia mutabilis
Thomas H. Kearney
1944-8-14
114
Plumas
Near Prattville.
Comment
RSA428113
Phacelia mutabilis
Dorothy Davis
1923-08
s.n.
Plumas
Mt. Eureka
1524
Comment
CHSC118724
Phacelia mutabilis
Noah Siegel; Wendy L. Boes
2015-5-28
2015002
Plumas
Plumas National Forest. Location to east of Fales Basin, west of hairpin curve on Forest Service road 25N59. UTM 658936 E, 4437694 N, NAD83 Zone 10N.
1550
Comment
UC586927
Phacelia procera
Joseph Andorfer Ewan
1934-6-27
8189
Plumas
on Mt. Elwell Trail 1/2 mi from Gold Lake Lodge
Comment
CDA14582
Phacelia racemosa
G. D. Barbe, J. T. Howell, T. C. Fuller
1981-6-22
3065
Plumas
headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road.
1889
Comment
CHSC40777
Phacelia racemosa
Lowell Ahart
1985-7-11
5132
Plumas
Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte.
1584
Comment
CHSC11347
Philadelphus lewisii
Lowell Ahart
1970-7-2
Plumas
12 miles E. of Pulga.
762
Comment
OBI13974
Philadelphus lewisii
Lewis S. Rose
1967-7-9
67139
Plumas
Caribou, North Fork, Feather River
914
Comment
CAS-BOT-BC260846
Phleum pratense
John Thomas Howell
1960-7-18
35509
Plumas
Drakesbad, Lassen Volcanic National Park
1828
Comment
CHSC96985
Phleum pratense
Lowell Ahart; Josephine Guardino
2007-7-21
14360
Plumas
Along a small stream, near a spring, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis.
1787
Comment
UCR66513
Phleum pratense
A. A. Beetle
1941-6-28
2777
Plumas
Northern Sierra Nevada, west side of Lake Almanor
1829
Comment
SEINET4889145
Phleum pratense
M. Foster
1988-7-15
188
Plumas
Grizzly Valley Quad, inside U.S.F.S. cattle exclosure, on north side of Big Grizzly Creek, 0.25 miles south of Walker Mine Road, 1 mile west of Lake Davis, 12 miles north by northwest of Portola
1768
Comment
CHSC97147
Phlox diffusa
Lowell Ahart; John Dittes, Josephine Guardino
2007-6-8
13984
Plumas
East side of an open rocky flat, about 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis.
1965
Comment
JEPS113457
Phlox diffusa
Lowell Ahart, John Dittes, Josephine Guardino
2007-6-8
13984
Plumas
East side of an open rocky flat, about 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis
1965
Comment
JEPS95401
Phlox diffusa
Lowell Ahart
1994-6-12
7317
Plumas
1 1/4 air miles S of Bucks Lake (near Cedar Flat, W side of Faggs Mine Road, SW of a small branch of Willow Creek)
1706
Comment
JEPS48541
Phlox speciosa subsp. occidentalis
John Warren Duffield
1937-5-26
Plumas
e of Fairgrounds of Quincy (road to Quincy, sw Plumas County)
Comment
RSA114445
Phlox speciosa subsp. occidentalis
E. K. Balls, Lee W. Lenz
1955-5-14
20711
Plumas
3.1 miles N of Greenville on road to Lake Almanor Hwy 89.
1159
Comment
CDA14728
Phoenicaulis cheiranthoides
G. D. Barbe, J. T. Howell, T. C. Fuller
1981-6-24
3254
Plumas
2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville).
1798
Comment
SJSU14710
Phoenicaulis cheiranthoides
N. A. Hopkins
1991-6-3
1682
Plumas
by Beckwourth-Genesee Valley Rd S of Red Clover Valley Ranch House
1524
Comment
CHSC102061
Phoradendron libocedri
Lowell Ahart; John Dittes
2009-7-15
16087
Plumas
On Calocedrus decurrens, on the northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam.
1702
Comment
RSA794999
Phoradendron libocedri
L. Ahart, John Dittes
2009-7-15
16087
Plumas
Northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 air miles southeast of Butt Valley Reservoir Dam.
1703
Comment
NY62270
Pinus jeffreyi
H. E. Brown
1897-8-1
621
Plumas
This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request.
Comment
UC1362003
Pinus jeffreyi
R. A. Cockrell
1940-7-31
8552
Plumas
ca 1 mi ne Silver Lake; Meadow Valley
1615
Comment
UC1219835
Pinus ponderosa
R. A. Cockrell
1940-7-31
8550
Plumas
Meadow Valley
1584
Comment
CHSC57107
Piperia unalascensis
L. P. Janeway
1991-7-23
4092
Plumas
Plumas National Forest. Between Gold Lake Hwy and Gray Eagle Creek, 1.0 mi north of turn to Gray Eagle Lodge.
1691
Comment
UCSC010346
Piperia unalascensis
R. Coleman
1990-7-10
1899 -P
Plumas
Bucks Lake
Comment
UC127440
Plagiobothrys
A. A. Heller and P. B. Kennedy
1907-7-2
8682
Plumas
between Vinton and Beckwith
Comment
SD6754
Plagiobothrys cognatus
unknown
1882-7-22
Plumas
Prattville
Comment
SEINET10497598
Plagiobothrys cognatus
Mary Susan Taylor
1982-7-8
Taylor 4799
Plumas
T23N R14E nw/se sec 27. Portola quad. S side of Feather River, ca. 1 mi sw of Beckwourth, on Ramelli Ranch, ca. 1/4 mi e of Calpine Rd (109). 4880 ft.
1487
Comment
SEINET13710643
Plagiobothrys cusickii
Lowell William Ahart, Lowell William Ahart
2001-1
9231
Plumas
Bottom of Little Last Chance Creek, Frenchman Lake (T24N, R16E, sec 8, SE 1/4) 5580 Ft.
1701
Comment
CAS-BOT-BC230979
Plagiobothrys hispidulus
Philip A. Munz
1947-5-16
11826
Plumas
8 miles N of Chilcoot
1524
Comment
CHSC94108
Plagiobothrys hispidulus
Lowell Ahart
2006-7-9
12926
Plumas
Near a small seep, about 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir.
1678
Comment
JEPS102738
Plagiobothrys hispidulus
Lowell Ahart
2001-7-17
8909
Plumas
Meadows, on the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit.
1828
Comment
UCD120826
Plagiobothrys hispidus
Kim Nixon
1977-5-28
27
Plumas
Bird Creek Road, 0.2 mile north of Greeno Road and 7.2 miles east of Doyle.
1950
Comment
CAS-BOT-BC228461
Plagiobothrys mollis
John Thomas Howell
1961-9-25
36950
Plumas
Feather River bed, Portola
1478
Comment
UC881339
Plagiobothrys mollis
L. R. Miller
1936-6-14
Plumas
Sierra Valley
Comment
JEPS102650
Plagiobothrys mollis var. mollis
Lowell Ahart
2001-8-28
9211
Plumas
Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester.
1371
Comment
JEPS115123
Plagiobothrys mollis var. mollis
Lowell Ahart, John Dittes, Josephine Guardino
2009-7-29
16224
Plumas
On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam
1591
Comment
RSA39779
Plagiobothrys scouleri var. hispidulus
P. A. Munz
1947-5-16
11826
Plumas
8 miles north of Chilcoot.
1524
Comment
RSA715606
Plagiobothrys tenellus
L. Ahart, Richard Rabeler, L. P. Janeway, L. Hanson
2005-4-20
11749
Plumas
On the N side of Hwy 70, about 1/8 mile E of Chambers Creek, about one mile NE of Indian Jim Campground.
630
Comment
JEPS110521
Plantago major
Lowell Ahart
2006-10-23
13482
Plumas
On the west side of Slate Creek (there is a large gravel flat caused by the dam), where the road ends, about 50 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley
1281
Comment
SEINET6168466
Platanthera dilatata var. leucostachys
A. A. Heller, P. B. Kennedy
Plumas
Comment
CHSC101942
Platanthera leucostachys
Lowell Ahart; John Dittes
2009-7-13
16049
Plumas
On damp to wet soil, seep, on the north side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam.
1476
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
UC586917
Platanthera leucostachys
Joseph Andorfer Ewan
1934-6-25
8221
Plumas
Gold Lake Road above Dentens (Blairsden); Sierra Nevada
1524
Comment
CHSC110761
Platanthera yosemitensis
Dean Wm. Taylor
2011-8-1
21136
Plumas
The Sierra Nevada. Butterfly Valley (Butterfly Valley Botanical Area, 2 air miles SW of Keddie).
1173
Comment
CHSC37026
Plectritis brachystemon
M. S. Taylor
1982-5-4
4403
Plumas
N side of Bucks Lake Rd, at its jct with Spanish Ranch Rd (25n17), ca. 1/2 mi ne of Meadow Valley.
1127
Comment
CHSC81411
Plectritis macrocera
L. P. Janeway
1996-5-7
4959
Plumas
Northern High Sierra Nevada. Soda Creek, along Road 25N22 200 ft northwst of Hwy 70 and East Branch North Fork Feather River.
890
Comment
UC1094743
Plectritis macrocera
Francia Chisaki
1956-6-1
899
Plumas
5.7 mi e of Virgilia (on Highway Alt. #40)
Comment
RSA52906
Pleuricospora fimbriolata
R. Weatherby
1973-10-2
s.n.
Plumas
Bucks Lake.
1524
Comment
CAS-BOT-BC261021
Poa
John Thomas Howell
1959-9-21
34723 A
Plumas
Belden, Sierra Nevada
701
Comment
CDA14773
Poa bolanderi
G. D. Barbe, J. T. Howell, T. C. Fuller
1981-6-26
3368
Plumas
Grizzly Summit 6 miles west of Bucks Lake on Spanish Ranch-Buteet County Road.
0
Comment
CHSC87989
Poa bolanderi
Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising
2004-7-3
11155
Plumas
On the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy.
2139
Comment
CAS-BOT-BC254975
Poa bulbosa
Michael A. Vincent
1999-6-8
8554
Plumas
Plumas National Forest, Milford Ranger Disttrict. Along FS 26N17 just N of FS 26N40
Comment
RSA641880
Poa bulbosa
Michael A. Vincent
1999-6-8
8554
Plumas
Plumas Nat'l Forest, Milford Ranger District, along FS 26N17 just north of FS 26N40;
Comment
UCSB45753
Poa bulbosa
Reisentz, Paul
1979-5-11
Plumas
Injun Jim Campground, 6.7 miles south of Beldon on Highway 70
Comment
CHSC113928
Poa compressa
Lowell Ahart
2014-8-20
19714
Plumas
Around rocks, high edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1-1/4 miles east of Chester.
1386
Comment
UC639543
Poa cusickii subsp. cusickii
G. L. Stebbins Jr.
1939-7-9
2933
Plumas
Meadow View Ranger Station
1889
Comment
UC725569
Poa cusickii subsp. cusickii
A. A. Heller
1942-5-8
16464
Plumas
meadow w of Vinton
1524
Comment
CHSC47628
Poa cusickii subsp. epilis
Lowell Ahart
1981-7-21
2963
Plumas
On the Buzzards Roost Ridge, about 1/4 mile east of Quincy La Porte Road, about 1 1/4 miles north of Pilot Peak.
1828
Comment
CHSC34318
Poa palustris
L. Ahart
1981-9-6
3064
Plumas
Along the edge of Lights Creek, ca. 6 mi n of Taylorsville.
1300
Comment
JEPS76243
Poa palustris
W. L. Jepson
1939-8-16
19437
Plumas
Portola
Comment
UC1132696
Poa palustris
E. Sawyer
1935-5-24
39
Plumas
1 1/4 mi w Kerby; Sierraville Quadrangle
Comment
CAS-BOT-BC247386
Poa pratensis
A. A. Beetle
1941-6-28
2792
Plumas
5 miles west of Chester on rte. 36
1828
Comment
CDA13566
Poa pratensis
G. F. Hrusa, T. D. Wilfred
1996-7-22
13394
Plumas
Sierra Nevada; PLUMAS NATIONAL FOREST: Rhizomatous perennial in deep shade in moist bed of Little Long Valley Creek, approx. 1/2 m. N. of Hwy 70 about 15 m. E of Quincy.
Comment
SEINET264684
Poa pratensis
S. Scott
sn
Plumas
Plumas National Forest ; Sierra Nevada Range eastern side Milford Ranger District Ingalls area
1768
Comment
CHSC103122
Poa pratensis subsp. pratensis
Lowell Ahart; John Dittes, Josephine Guardino
2009-7-21
16105
Plumas
About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor.
1302
Comment
JEPS106235
Poa pratensis subsp. pratensis
Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising
2004-7-3
11165
Plumas
Around a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy
2139
Comment
SEINET10822312
Poa scabrella
A. Arthur Heller
1907-7-3
Heller 8711
Plumas
Hills above Red Clover Valley.
Comment
RSA300157
Poa secunda
J. T. Howell
1962-6-17
37705
Plumas
Portola
1463
Comment
UC1583948
Poa secunda subsp. juncifolia
G. Schoolcraft
1990-6-4
2067
Plumas
5 mi e Beckwourth (on s side Hwy 70)
1490
Comment
SEINET7294007
Poa secunda subsp. juncifolia
P. B. Kennedy
1901-1
s.n.
Plumas
[R. R. Station, Constantia]
Comment Read comments Feb 4 2016
CAS-BOT-BC242961
Poa secunda subsp. secunda
L. P. Janeway
1992-5-22
4195
Plumas
S side of Middle Fork Feather River, just S of railroad tracks, 0.3 mile W of the road to Calpine, ca. 4 miles E of Portola
1487
Comment
CAS-BOT-BC242972
Poa secunda subsp. secunda
A. A. Heller; P. B. Kennedy
1907-7-3
8711
Plumas
Hills above Red Clover valley
Comment
CAS-BOT-BC242973
Poa secunda subsp. secunda
A. A. Heller; P. B. Kennedy
1907-7-3
8711
Plumas
Hills above Red Clover valley
Comment
UC1024752
Poa secunda subsp. secunda
Leo Whitney
1933-8-22
3005
Plumas
ca 15 mi n Beckwith (Willow Creek); Plumas Nat'l Forest
1950
Comment
CAS-BOT-BC6508
Poa sierrae
John Thomas Howell; Gordon H. True
1967-5-9
42204
Plumas
Feather River Canyon, 3.5 mi SW of Belden, Lewisia Rock
609
Comment
CAS-BOT-BC6512
Poa sierrae
John Thomas Howell; Gordon H. True
1967-5-9
42204
Plumas
Feather River Canyon, 3.5 mi SW of Belden, Lewisia Rock
609
Comment
RSA0000488
Poa sierrae
J. T. Howell, Gordon H. True
1967-5-9
42204
Plumas
3.5 mi SW of Belden, Feather River Canyon
610
Comment
CDA18765
Poa wheeleri
G. D. Barbe, T. C Fuller
1982-7-16
3751
Plumas
Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat.
1981
Comment
HSC93594
Poa wheeleri
G. D. Barbe, J. T. Howell, T. C. Fuller
1981-6-25
3307
Plumas
Diamond Mtn. Rd. 1.4 mi. NNE of Engle Mine townsite.
1296
Comment
UCD91588
Poa wheeleri
August L. Hormay
1932-6-9
s.n.
Plumas
Plumas County Plots.
Comment
CHSC112517
Polemonium occidentale subsp. occidentale
L. P. Janeway
2014-7-15
11532
Plumas
Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex).
1717
Comment
UC909010
Polemonium occidentale subsp. occidentale
Herbert L. Mason
1924-6-15
1038
Plumas
Graeagle , Graeagle (South Bank Feather River)
Comment
CAS-BOT-BC231288
Polemonium pulcherrimum
M. S. Taylor
1981-7-6
3974
Plumas
On top of Dixie Mt, near the lookout, ca. 5 air mi w of n tip of Frenchman Lake, ca. 13 air mi nw of Chilcoot
2538
Comment
CAS-BOT-BC414171
Polygonum aviculare subsp. buxiforme
Clare B. Hardham
1970-8-9
17716 X
Plumas
Road to Thompson Peak Lookout
2133
Comment
CAS-BOT-BC414218
Polygonum aviculare subsp. depressum
John Thomas Howell
1960-7-19
35614
Plumas
Lassen Volcanic National Park. Near buildings, Drakesbad
1828
Comment
UC1136114
Polygonum bistortoides
E. Sawyer
1935-6-17
121
Plumas
5 1/2 mi sse Crow; Plumas National Forest, Sierraville Quadrangle
Comment
CAS-BOT-BC414551
Polygonum douglasii
John Thomas Howell
1955-7-20
30866 a
Plumas
Mohawk
1371
Comment
CDA15371
Polygonum douglasii
G. F. Hrusa
1997-6-26
13886
Plumas
Sierra Nevada; Approx. 1/4 mi. N from USFS 23N22D terminus.
Comment
CHSC115909
Polygonum douglasii
L. P. Janeway
2015-7-29
11811
Plumas
Northern High Sierra Nevada. Plumas National Forest; Sawpit Flat, along the road to Cleghorn Bar 2.5 road-km northwest of La Porte-Quincy Road; between Bird Creek, Onion Valley Creek, and Finger Board.
1926
Comment
RSA0114872
Polygonum douglasii
L. P. Janeway
2015-7-29
11811
Plumas
Northern High Sierra Nevada. Plumas National Forest; Sawpit Flat, along the road to Cleghorn Bar 2.5 road-km northwest of La Porte-Quincy Road; between Bird Creek, Onion Valley Creek, and Finger Board.
1926
Comment
SEINET10479343
Polygonum douglasii
Mary Susan Taylor
1980-9-27
Taylor 3351
Plumas
T23N R7E each central border sec 7, Bucks Lake quad. In mud along Grizzly Creek, S side of Bucks Lake-Spanish Ranch Rd, ca. 0.4 mi E of Frenchman Hill, ca. 20 mi SW of Quincy. With W. Dakan & T. Griggs.
1524
Comment
CHSC108467
Polygonum douglasii subsp. douglasii
Lowell Ahart
2011-9-17
17669
Plumas
About 100 yards south of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 80 yards south of the paved road, about 1/8 miles west of Little Grass Valley Reservoir.
1645
Comment
CHSC53209
Polygonum douglasii subsp. douglasii
L. P. Janeway
1989-6-14
3305
Plumas
Plumas National Forest Beckwourth Ranger District. Forest along S'ly side of Red Clover Valley.
1699
Comment
CHSC97214
Polygonum douglasii subsp. douglasii
Lowell Ahart; Josephine Guardino
2007-7-20
14324
Plumas
North of a small drainage, northeast of a large meadow, east of Lightning Tree Campground, east of the paved road, east side of Lake Davis.
1789
Comment
JEPS113594
Polygonum douglasii subsp. douglasii
Lowell Ahart, Josephine Guardino
2007-7-20
14324
Plumas
North of a small drainage, northeast of a large meadow, east of Lightning Tree Campground, east of the paved road, east side of Lake Davis
1789
Comment
JEPS50556
Polygonum douglasii subsp. douglasii
W. L. Jepson
1939-8-4
19330
Plumas
Rock Creek Meadow Valley
1219
Comment
RSA101483
Polygonum kelloggii
R. Weatherby
1955-6-26
1551
Plumas
Mud Lake, Lakes Basin Area.
2195
Comment
JEPS118391
Polygonum minimum
Lowell Ahart
2011-9-17
17670
Plumas
About 100 yards south of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 80 yards south of the paved road, about 1/8 miles west of Little Grass Valley Reservoir
1645
Comment
JEPS28653
Polygonum phytolaccifolium
George W. Gillett
1957-7-19
848
Plumas
on trail to Sifford Lakes about 1 1/4 mi above the Devils Kitchen; Lassen Volcanic National Park
2057
Comment
JEPS103405
Polygonum polygaloides subsp. kelloggii
Lowell Ahart
2002-7-2
9822
Plumas
On the bottom of the water holding pond, ca 150 yards N of Forest Road 22N94, on Hartman Bar Ridge, ca 1 mile (air) SW of Franklin Hill, ca 4 1/2 miles (air) NW of Tamarack Flat, ca 9 miles (air) NW of La Porte.
1597
Comment
JEPS28627
Polygonum sawatchense subsp. oblivium
George W. Gillett
1957-7-18
815
Plumas
forest on ne side Boiling Springs Lake (near trail); Lassen Volcanic National Park
1813
Comment
CAS-BOT-BC420211
Polygonum sawatchense subsp. sawatchense
Clare B. Hardham
1978-8-11
21777 a
Plumas
About 5 miles southeast of Thompson Peak
Comment
CAS-BOT-BC109258
Polygonum shastense
L. P. Janeway
1984-9-1
1121
Plumas
Broad ridge-top of Sierra crest near junction of Pacific Crest Trail and jeep trail (west of Long Lake).
2225
Comment
JEPS113437
Polygonum shastense
Lowell Ahart, John Dittes
2007-8-9
14444
Plumas
About 120 yards east of the road, on the east slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis
2551
Comment
SJSU14707
Polygonum spergulariiforme
N. A. Hopkins
1991-7-3
1695
Plumas
by rd to Janesville just N of Red Clover Valley
1524
Comment
CAS-BOT-BC72022
Polypodium calirhiza
John Thomas Howell
1967-6-23
42731
Plumas
Lewisia Rock 3.5 miles SW. of Belden, Feather River Canyon
609
Comment
CHSC21314
Polystichum imbricans
F. T. Griggs; A. Pass
1975-7-8
122
Plumas
Buck's Lake Forest Service Survey.
Comment
RSA718496
Polystichum imbricans
L. Ahart
2006-10-23
13740
Plumas
On the west side of Slate Creek (there is a large gravel flat caused by the dam), About 30 yards south of where the road ends, About 20 yards north of the dam across Slate Creek,, About 1/8 mile northeast of Scales Road, About 5 1/2 miles (air) northeast o
1282
Comment
CAS-BOT-BC72271
Polystichum imbricans subsp. curtum
John Thomas Howell
1959-9-21
34743
Plumas
Belden
701
Comment
JEPS120168
Polystichum imbricans subsp. curtum
Lowell Ahart
2012-7-1
18247
Plumas
About 200 yards west of Caribou Road, about 4 miles (air) northeast of Belden.
Comment
CHSC95278
Polystichum lemmonii
L. P. Janeway; David Toren
2006-11-7
8941
Plumas
Northern High Sierra Nevada. Plumas National Forest; Rogers Lake, in a bowl/cirque imbedded in steep northern slope of Red Mountain, 1.2 km south of the confluence of Little Grizzly Creek and Grizzly Creek.
1629
Comment
JEPS95302
Polystichum lemmonii
Lowell Ahart
1994-7-28
7531
Plumas
SW of Bucks Lake (NE of Frenchman Hill)
1706
Comment
UCD136521
Polystichum lemmonii
M. S. Taylor; W. Dakon, T. Griggs
1980-9-27
3348
Plumas
Ca. 0.25 mi. S of Bucks Lake-Spanish Ranch Rd., ca. 0.25 mi. E of Frenchman Hill, ca. 20 mi. SW of Quincy.
1645
Comment
CHSC89027
Polystichum munitum
H. Gray
2004-3-4
Plumas
Plumas National Forest. Hwy. 70.
609
Comment
SFV10666
Polystichum munitum
M. L. Vincent
1968-6-10
855
Plumas
Sierra Nevada 1.5 miles south of Rock Creek Dam on North Fork Feather River.
685
Comment
CAS-BOT-BC72508
Polystichum scopulinum
John Thomas Howell; Gordon H. True
1967-7-11
43349
Plumas
Summit ridge of Mt. Hough
2194
Comment
UC1351053
Populus tremuloides
E. Fritz
1936-6-20
8226
Plumas
Comment
SD6542
Porterella carnosula
Mrs. R. M. Austin
1879-1
Plumas
Big Meadows
Comment
CHSC81648
Potamogeton crispus
Lowell Ahart
2001-10-8
9313
Plumas
In shallow water of Boulder Creek, below the high water line of Antelope Lake, about 24 miles (air) northeast of Quincy.
1522
Comment
RSA52943
Potamogeton foliosus
R. Weatherby
1950-7-28
1492
Plumas
Snake Lake, near Quincy.
1220
Comment
SEINET3825834
Potamogeton gramineus
Malcolm A. Nobs, S. Galen Smith
1949-8-19
1427
Plumas
2 miles south of Crescent Mills on Highway 89 south end of Indian Valley
Comment
CAS-BOT-BC453676
Potamogeton gramineus
John Thomas Howell
1926-7-24
2108
Plumas
Lake Almanor, near Prattville
1371
Comment
CHSC92135
Potamogeton natans
Lowell Ahart; John Dittes
2005-9-20
12431
Plumas
In Mud lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley.
2029
Comment
CAS-BOT-BC453785
Potamogeton natans
L. P. Janeway; Garrett Gibson
1991-7-21
4081
Plumas
Plumas National Forest, Beckwourth Ranger District. Grizzly Creek at Oldhouse Creek confluence.
1764
Comment
CAS-BOT-BC453795
Potamogeton natans
Lowell Ahart
1980-9-17
2654
Plumas
1/2 mile west of Fowler Pk.
1600
Comment
CHSC34885
Potamogeton nodosus
M. S. Taylor
1981-8-31
4261
Plumas
Creek under RR tracks off spur rd 0.5 mi s of Hwy 70, near Mabie, ca. 3 mi w of Portola.
1463
Comment
UCD20195
Potamogeton richardsonii
R. Yeo
1971-7-19
s.n.
Plumas
Lake Davis, near Portola.
Comment
CAS-BOT-BC143428
Potentilla
Clare B. Hardham
1978-8-11
21759
Plumas
About 5 miles southeast of Thompson Peak
Comment
JEPS102811
Potentilla biennis
Lowell Ahart
2001-8-29
9237
Plumas
On the west side of Little Last Chance Creek, on the strand of Frenchman Lake.
1700
Comment
RSA462458
Potentilla biennis
Rockwell
1925-07
s.n.
Plumas
Beckwourth
Comment
UC177355
Potentilla flabellifolia
Mrs. R. M. Austin
Plumas
Comment
CDA13350
Potentilla glandulosa
G. F. Hrusa, B. Smith, T. D. Wilfred
1996-7-15
13199
Plumas
Sierra Nevada; 2.5 m E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck.
Comment
RSA59179
Potentilla glandulosa subsp. ashlandica
E. K. Balls
1950-9-1
15605
Plumas
East of Long Lake,
2134
Comment
CHSC76142
Potentilla gracilis var. fastigiata
G. D. Barbe; J. T. Howell, T. C. Fuller
1981-6-24
3220
Plumas
Rhinehart Meadow, Mt. Hough-Crystal Lake Road 1.0 mile south of China Grade Road (to Taylorsville).
1676
Comment
CAS-BOT-BC540406
Potentilla gracilis var. fastigiata
John Thomas Howell
1955-7-20
30831
Plumas
Sierra Nevada, Mohawk
1371
Comment
CHSC110301
Potentilla millefolia
B. Castro; L. P. Janeway
2006-6-3
1569
Plumas
Northern High Sierra Nevada. West side of lower Thompson Valley 1.1 mi N of the mouth of McReynolds Creek at Red Clover Creek.
1674
Comment
CAS-BOT-BC158521
Potentilla millefolia
Lloyd W. Swift
1931-5-16
47
Plumas
Plumas National Forest. Murdock Crossing
1524
Comment
SD8446
Potentilla palustris
Mrs. R. M. Austin
1879-1
Plumas
American Valley
Comment
UC1191489
Potentilla palustris
Malcolm A. Nobs, S. Galen Smith
1949-8-19
1423
Plumas
about 2 mi s Greenville (Indian Valley); , s of Greenville
Comment
CHSC20762
Potentilla rivalis
K. R. Stern
1975-7-23
5887
Plumas
NW shore of Lake Almanor.
1371
Comment
CAS-BOT-BC145202
Potentilla rivalis
James T. Vale
1980-9-22
s.n.
Plumas
Lake Almanor -- nw. end near Chester
Comment
CAS-BOT-BC531758
Potentilla rivalis
W. Harnach; N. Harnach
1990-7-6
466
Plumas
Sierra Valley, on the first corner E of county rd. A-23 on Marble Lane
1487
Comment
SJSU8591
Potentilla rivalis
F. M. Stephen & R. B. Ingersoll
1966-6-11
56
Plumas
meadow sloping into L Almanor
1371
Comment
CHSC35280
Poteridium annuum
M. S. Taylor; M. Foster
1981-6-2
3823 A
Plumas
N side of Hwy 70, on e side of Squirrel Creek, ne of Spring Garden overpass, ca. 7.5 mi se of Quincy.
1219
Comment
OBI9970
Poteridium annuum
Lewis S. Rose
1967-7-12
67169
Plumas
Quincy
1036
Comment
CAS-BOT-BC47620
Primula suffrutescens
Mrs. E. C. Sutliffe
1917-8-1
s.n.
Plumas
Gold Lake Region
Comment
UCD125350
Prunella vulgaris
J. M. Tucker
1948-7-25
1741
Plumas
at mine of United Mining Company, Pinchard Creek, southwest side of Camel Peak.
1524
Comment
CHSC20841
Prunella vulgaris var. lanceolata
K. R. Stern
1975-7-24
5814
Plumas
E shore of Lake Almanor.
1371
Comment
UCD130307
Prunella vulgaris var. lanceolata
Albert Grigarick
2011-8-15
301
Plumas
5 miles W of Hwy 89N. From Gray Eagle Resort turn off of Gold Lake Hwy., approx. 7/8 miles W from Graeagle Trailhead to Hawley Falls.
1785
Comment
CAS-BOT-BC158136
Prunus emarginata
Mrs. E. C. Sutliffe
1919-8-1
s.n.
Plumas
Gold Lake Region
Comment
CAS-BOT-BC158149
Prunus emarginata
R. F. Thorne; C. W. Tilforth
1969-9-6
39224
Plumas
C. 2.5 mi. S. of Graeagle on Gold Lake Road
1645
Comment
CAS-BOT-BC158152
Prunus emarginata
John Thomas Howell; Gordon H. True
1967-7-11
43335
Plumas
Summit ridge of Mt. Hough
2194
Comment
CAS-BOT-BC158153
Prunus emarginata
John Thomas Howell
1976-7-20
52036
Plumas
At south end of Lake Almanor
1371
Comment
CHSC53305
Prunus emarginata
L. P. Janeway
1989-6-20
3352
Plumas
Plumas National Forest. Slope near top of Crocker Mtn overlooking Red Clover Valley.
2194
Comment
RSA123197
Prunus emarginata
D. Axelrod
1934-6-4
11
Plumas
SW of La Porte
1646
Comment
RSA31121
Prunus emarginata
A. A. Heller
1915-7-7
12055
Plumas
Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks in the forest.
1677
Comment
RSA59415
Prunus emarginata
E. K. Balls
1950-9-8
15710
Plumas
Lakes Center Public Campground.
2043
Comment
RSA609438
Prunus emarginata
Louis C. Wheeler
1958-7-30
7347
Plumas
Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy.
1585
Comment
UC1128323
Prunus emarginata
E. Sawyer
1935-5-23
34
Plumas
1 1/2 mi ssw of Kerby (Plumas National Forest); Plumas National Forest
1554
Comment
CAS-BOT-BC154851
Prunus virginiana var. demissa
Alice Eastwood
1927-6-12
14502
Plumas
Forest Lodge, Greenville. United States Forest Reserve
Comment
CHSC37657
Prunus virginiana var. demissa
T. B. Devine
1981-8-28
760
Plumas
On S side of Caribou Road; ca. 4 mi from junction with Hwy 70 along the E branch of the N Fork of Feather River.
853
Comment
CHSC81149
Prunus virginiana var. demissa
Lowell Ahart
2001-8-28
9212
Plumas
Near strand of Lake Almanor, south of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester.
1371
Comment
RSA60213
Prunus virginiana var. demissa
E. K. Balls
1950-9-6
15688
Plumas
East turn of Massack Rd, Hwy 24, East of Quincy.
1159
Comment
UCD113520
Prunus virginiana var. demissa
Beecher Crampton
1954-5-11
1880
Plumas
Beckwourth Pass, Plumas-Lassen County border. See photo.
1588
Comment
CAS-BOT-BC356964
Pseudognaphalium canescens
John Thomas Howell
1976-7-16
51918
Plumas
Just east of Bucks Summit on road to Meadow Valley
1645
Comment
CAS-BOT-BC357344
Pseudognaphalium microcephalum
M. S. Taylor
1981-9-2
4263
Plumas
W side of 26N18, ca. 1 mi s of Onion Flat, ca. 3 mi w of Indian Falls
1463
Comment
CAS-BOT-BC361678
Pseudognaphalium thermale
John Thomas Howell
1959-9-24
34912
Plumas
Crescent Mills
1066
Comment
CHSC92187
Pseudognaphalium thermale
Lowell Ahart; John Dittes
2005-9-19
12405
Plumas
Along the sides of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake.
1989
Comment
UC579272
Pseudognaphalium thermale
C. G. Albertus
1935-8-9
258
Plumas
4.5 mi ne of Quincy; Downieville Quadrangle
1219
Comment
CAS-BOT-BC361677
Pseudognaphalium thermale
John Thomas Howell
1961-9-23
36892
Plumas
Englemine [Engel Mine]
1097
Comment
CHSC21605
Pseudostellaria jamesiana
D. E. Brink; L. M. Mayer
1975-7-18
Plumas
Bucks Lake Floristic Survey. Found in a meadow in the ne portion of the section.
Comment
JEPS109806
Pseudostellaria sierrae
Dean W. Taylor
2004-5-26
19074
Plumas
Round Valley Reservoir, along Forest Road 26N94Y 0.4 miles east of junction with County Road 204 (Dixie Canyon Road), eastern limits of Cherokee Mine (site)
1402
Comment
UC1061646
Pseudotsuga menziesii
Herbert L. Mason
Plumas
Comment
CAS-BOT-BC362001
Psilocarphus tenellus
John Thomas Howell
1962-6-18
37761
Plumas
Sierra Valley near Beckwourth
1487
Comment
CHSC33740
Pterospora andromedea
M. S. Taylor; M. Foster
1981-7-14
4017
Plumas
Saddle at head of Bullfrog Ravine, ca. 20 ft e of 26N18. Ca. 3 air mi nw of Indian Falls.
1584
Comment
RSA59184
Pterospora andromedea
E. K. Balls
1950-9-1
15618
Plumas
Trail from south point of Long Lake to Lakes Center Camping Ground
2012
Comment
JEPS18599
Purshia tridentata var. tridentata
W. L. Jepson
1910-6-6
4076
Plumas
Hot Springs Valley; Lassen Pk.
1828
Comment
RSA60223
Purshia tridentata var. tridentata
E. K. Balls
1950-9-6
15697
Plumas
By Jackson Creek Public Camp, Middle Fork Feather River. E of Quincy, Hwy 24.
Comment
UC1778612
Purshia tridentata var. tridentata
G. Douglas Barbe, T. C. Fuller
1982-7-16
3773
Plumas
Lava cap ridge 1.5 miles west of Wheeler Peak and 1 mile south of Beardsley Mine on forest road 3.8 mile south of Green Flat, Plumas National Forest.
1981
Comment
CHSC33881
Pycnanthemum californicum
M. S. Taylor
1981-7-21
4086
Plumas
Along small creek that feeds into Squirrel Creek, ca. 0.5 mi n of jct 401 and 25N42, ca. 3 air mi n of Spring Garden.
1371
Comment
CAS-BOT-BC462847
Pyrola asarifolia
Anna Head
1921-7-23
s.n.
Plumas
Feather River Region
Comment
CAS-BOT-BC462899
Pyrola asarifolia
John Thomas Howell
1963-6-3
39398
Plumas
Sierra Nevada, Butterfly Valley
Comment
CHSC117552
Pyrola dentata
Lowell Ahart
2016-7-9
21098
Plumas
South of road bank, about 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam.
1759
Comment
CDA14718
Pyrola picta
G. D. Barbe, J. T. Howell, T. C. Fuller
1981-6-24
3238
Plumas
Mt. Hough-Crystal Lake Road 0.2 mile south of China Grade Road (to Taylorsville).
1737
Comment
CHSC21347
Pyrola picta
F. T. Griggs; A. Pass
1975-7-2
36
Plumas
East of road.
Comment
CHSC45519
Pyrola picta
Lowell Ahart
1975-7-20
920
Plumas
West of Bunker Hill Creek, about 1 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte.
1828
Comment
CAS-BOT-BC466104
Pyrola picta
Mrs. E. C. Sutliffe
1919-8-1
s.n.
Plumas
Gold Lake Region
Comment
RSA0083322
Pyrola picta
Joseph A. Ewan
1934-7-17
8581
Plumas
About Bear Lake, Mt. Elwell region.
1982
Comment
SEINET10973484
Pyrola picta
Mary Susan Taylor, M. Foster
1981-7-14
Taylor 4010
Plumas
T26N R9E ne sec 30 and nw sec 29, Almanor SE quad and Greenville SW quad. Saddle at head of Bullfrog Ravine, up to 1/4 mi E and W of rd 26N18, ca. 3 air mi NW of Indian Falls on Hwy 89; moist Coniferous Forest; 5200 to 5700 ft elev.
1585
Comment
SD7831
Pyrola picta f. aphylla
Mrs. R. M. Austin
1887-1
Plumas
American Valley
Comment
SEINET10449205
Pyrola picta subsp. dentata
Mary Susan Taylor, M. Foster
1981-7-14
Taylor 4011
Plumas
T26N R9E ne sec 30 and nw sec 29, Almanor SE quad and Greenville SW quad. Saddle at head of Bullfrog Ravine, up to 1/4 mi E and W of rd 26N18, ca. 3 air mi NW of Indian Falls on Hwy 89; moist Coniferous Forest; 5200 to 5700 ft elev.
1585
Comment
CAS-BOT-BC362286
Pyrrocoma lanceolata var. lanceolata
Fred Sommers
1976-8-27
230
Plumas
Sierra Valley Marsh between road and Marble Hot Springs
1524
Comment
CAS-BOT-BC328159
Pyrrocoma lucida
Roxana S. Ferris
1951-9-14
12469
Plumas
Between Graeagle adn Calpine just north of Sierra County line (State Highway 89)
Comment
CAS-BOT-BC328162
Pyrrocoma lucida
E. K. Balls
1950-9-4
15578
Plumas
Opposite Feather River Experiment Station across Highway 24, 4 miles north of Quincy
1066
Comment
CAS-BOT-BC328163
Pyrrocoma lucida
R. F. Thorne; C. W. Tilforth
1969-9-6
39238
Plumas
Near bank of Feather River 1 mile southwest of Beckwourth
1356
Comment
JEPS5021
Pyrrocoma lucida
Roxana S. Ferris
1951-9-14
12469
Plumas
just n Sierra County line (between Graeagle and Calpine)
Comment
CAS-BOT-BC362346
Pyrrocoma racemosa var. paniculata
John Thomas Howell
1977-8-11
52717
Plumas
Chilcoot
1524
Comment
CDA21865
Quercus chrysolepis
J. M. Tucker
1948-7-25
1736
Plumas
Summit of Lava Cap , ca. 1 mile south of Cascade.
Comment
UC463086
Quercus chrysolepis
C. H. Crickmay
Aug 1931
Plumas
Taylorsville
Comment
UCD45887
Quercus durata var. durata
John Thomas Howell
1959-9-21
34790
Plumas
Serpentine, Rich Bar, Plumas Co. El. 2500 ft.
762
Comment
CDA12148
Quercus vacciniifolia
G. F. Hrusa, J. Dinsdale
1989-6-25
7201
Plumas
Sierra Nevada; Bucks lake north shore.
Comment
CHSC21338
Quercus vacciniifolia
F. T. Griggs; A. Pass
1975-7-7
86
Plumas
Gold and Silver Lakes.
Comment
JEPS95835
Quercus vacciniifolia
Lowell Ahart
1999-7-15
8095
Plumas
about 100 yards east of the Quincy La Porte Road; about 3/4 mile south of Onion Valley; about 1 mile northwest of Pilot Peak; about 9 miles (air) northeast of La Porte
1828
Comment
UCD47416
Quercus vacciniifolia
John Thomas Howell
1960-7-17
35500
Plumas
Dry rocky wooded slope, Drakesbad, Plumas County.
1676
Comment
UCSB65468
Quercus vacciniifolia
Tucker, John
1948-7-25
Plumas
Summit of "Lava Cap", ca. 1 mi. south of Cascade
1435
Comment
CDA19219
Ranunculus alismifolius var. alismellus
G. D. Barbe, T. C. Fuller
1982-6-16
3786
Plumas
Plumas National Forest; below Mud Lake, 3/4 mile NE of Eisenheimer Peak.
2097
Comment
CHSC82460
Ranunculus alismifolius var. alismellus
Lowell Ahart
2002-6-26
9793
Plumas
Growing along a small stream, about 150 yards north of the gravel road, about 1/4 mile (air) west of Lumpkin Ridge Road, about 1 mile (air) southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte.
1718
Comment
CHSC70173
Ranunculus alismifolius var. alismifolius
L. P. Janeway
1997-5-14
5120
Plumas
Crocker Meadow; west side of Beckwourth-Genesee Road about 0.3 mi south of Crocker Guard Station and Campground.
1749
Comment
SEINET10535960
Ranunculus alismifolius var. hartwegii
Lowell Ahart, Peter Ahart
1983-8-17
Ahart 4338
Plumas
Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m.
2000
Comment
CHSC81813
Ranunculus aquatilis var. diffusus
Lowell Ahart
2001-10-16
9378
Plumas
On the southwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville.
1363
Comment
SEINET12091403
Ranunculus aquatilis var. diffusus
W. Knight, Knight, I.
1983-1
4930
Plumas
at Drakesbad guest ranch. Lassen Volcanic Nat. Park
1722
Comment
SEINET10535969
Ranunculus flammula var. ovalis
Mary Susan Taylor
1981-9-3
Taylor 4270
Plumas
California: T26N R9E nw1/4 of sw1/4 sec 15. Greenville SW quad. N tip of Round Valley Reservoir by road 204, ca. 3 air mi S of Greenville. Plumas County. 4500 ft.
1372
Comment
SEINET10932396
Ranunculus glaberrimus
Mary Susan Taylor
1982-5-7
Taylor 4423
Plumas
T24N R16E se sec 26. Frenchman Lake quad. E side of 24N51X, 0.8 mi n of Crystal Peak/Adams Pk Rd jct, ca. 7 air mi n of Chilcoot, on ridge e of Frenchman Lake. Jeffrey Pine Foprest. 6200 ft.
1890
Comment
CHSC83607
Ranunculus occidentalis
John Dittes
2002-4-27
2 -51
Plumas
Northern High Sierra Nevada; Plumas National Forest, Watson Ridge, ca. 1.5 air-miles north of Feather Falls Overlook, ca. 1.8 air-miles east of Bald Rock Dome, on north/south-oriented ridge top, north of hairpin turn in FS Road 21N25A.
1104
Comment
UC1126206
Ranunculus occidentalis
E. Sawyer
1935-5-28
48
Plumas
3 1/4 mi ese Grizzly Pk.; Sierraville Quadrangle
Comment
SEINET5338852
Ranunculus orthorhynchus
T. Ramelli
1948-5-8
22
Plumas
100 feet west of Vinton, California.
1524
Comment
CHSC73986
Ranunculus uncinatus
B. Castro; L. Gehrung, H. Durio
1996-7-3
670
Plumas
Placer Diggings site, ca 4 air mi NE of La Porte and 1.6 mi W of Howland Flat, W of Co. Rd 690. Along perennial tributary to Sacketts Gulch.
1569
Comment
CAS-BOT-BC55824
Rhamnus
John Thomas Howell
1977-6-21
52395
Plumas
Vista Point near Lake Almanor Dam
1432
Comment
CAS-BOT-BC59563
Rhamnus
John Thomas Howell; T. C. Fuller; G. D. Barbe
1981-6-25
54298
Plumas
Sierra Nevada - East side of Indian Valley just north of Tylorsville
1112
Comment
RSA59332
Rhamnus purshiana
E. K. Balls
1950-9-12
15785
Plumas
1.5 miles along trail from Lakes Center Public Camp to Long Lake Outlet, southern Plumas County
2012
Comment
RSA609424
Rhamnus purshiana
Louis C. Wheeler
1958-7-30
7357
Plumas
Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy.
1585
Comment
UC1121917
Rhamnus purshiana
F. W. Embree
1934-6-12
98
Plumas
1.25 mi s and 0.25 mi w Bucks Lane; Plumas National Forest, Bidwell Bar Quad.
1706
Comment
UC917339
Rhamnus purshiana
J. M. Tucker
1948-7-25
1746
Plumas
above mine of United Mining Co., sw side of Camel Peak, Pinchard Creek Camel Peak; , Pinchard Creek
Comment
SEINET13946360
Rhamnus purshiana
A. A. Heller
1915-1
12070
Plumas
Near the summit of Soapstone ridge in the Sierra Nevada. Elev 5500 ft. 12 miles west of Buck
1676
Comment
CHSC61619
Rhododendron occidentale
Hatton; Cayot
1914-9-20
100
Plumas
Cascade Valley.
1219
Comment
UC1075702
Rhododendron occidentale
Robert J. Weatherby
1955-6-16
1531
Plumas
above Virgilia (Feather River Canyon, Head of Berry Creek); Feather River Canyon, Berry Creek
1524
Comment
JEPS118734
Rhus glabra
L. P. Janeway
2010-8-17
10163
Plumas
Northern High Sierra Nevada. North side of North Fork Feather River, at southwestern end of James Lee (Injun Jim) Campground. Storrie 7.5' quad.
Comment
RSA565012
Rhynchospora alba
D. W. Taylor, Glenn L. Clifton
1990-8-10
11431
Plumas
Lassen Nat l Park, Little Willow Lake.
1875
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
SJSU15161
Ribes aureum var. gracillimum
N. Hopkins
1993-5-18
1720
Plumas
Dyson Lane, NE corner of Sierra Valley
Comment
UC1127437
Ribes cereum
C. W. Hanks
1934-8-31
65
Plumas
hills ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle
Comment
CHSC91815
Ribes cereum var. cereum
G. D. Barbe; T. C. Fuller
1982-6-16
3795
Plumas
Northern California. Plumas National Forest. Meadow below Mud Lake, 3/4 mi NE of Eisenheimer Peak. [Lat./long. on label is '40 10 N; 120 43 W'].
2097
Comment
RSA0023975
Ribes inerme
Marcus E. Jones
1897-7-6
s.n.
Plumas
Prattville. 5 miles west.
1372
Comment
CDA13445
Ribes nevadense
G. F. Hrusa, B. Smith, T. D. Wilfred
1996-7-16
13292
Plumas
Sierra Nevada; on USFS 23N11A. Ridge between Bull Run Creek and S Fk. Long Valley Creek.
Comment
CHSC101934
Ribes nevadense
Lowell Ahart; John Dittes
2009-7-15
16080
Plumas
On dry rocky soil, along a small wash, on the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam.
1702
Comment
CHSC101938
Ribes nevadense
Lowell Ahart; John Dittes
2009-7-15
16103
Plumas
On dry rocky soil, east of the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam.
1517
Comment
UCD102421
Ribes nevadense
G. T. Nordstrom
1934-7-16
229
Plumas
1 3/4 NE of Mt. Ararat.
1767
Comment
UCR102417
Ribes nevadense
L. C. Wheeler
1959-6-15
7569
Plumas
Sierra Nevada Mtns., Middle Fork Feather River: McCarthy Mine, McCarthy Bar
1073
Comment
CDA14590
Ribes roezlii
G. D. Barbe, J. T. Howell, T. C. Fuller
1981-6-22
3073
Plumas
headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road.
1889
Comment
CHSC21098
Ribes roezlii
F. T. Griggs; A. Pass
1975-7-3
74
Plumas
N. of Grizzly Forebay. Buck's Lake Forest Service Survey.
Comment
SEINET5339852
Ribes velutinum var. velutinum
T. Ramelli
1948-4-25
12
Plumas
2 miles south of Vinton, CA
1615
Comment
CAS-BOT-BC363057
Rigiopappus leptocladus
Anna Head
1921-6-21
s.n.
Plumas
Campbells Hot Springs, Feather River Region
Comment
CAS-BOT-BC363058
Rigiopappus leptocladus
Alice Eastwood
1927-6-12
14521
Plumas
United States Forest Reserve. Forest Lodge, Greenville
Comment
CAS-BOT-BC363064
Rigiopappus leptocladus
John Thomas Howell
1967-6-23
s.n.
Plumas
Butterfly Valley
1036
Comment
CAS-BOT-BC74635
Rorippa curvisiliqua
A. A. Heller
1915-7-7
12056
Plumas
Near the summit of Soapstone ridge in the Sierra Nevada. 12 miles west of Bucks.
Comment
CAS-BOT-BC74647
Rorippa curvisiliqua
Robert J. Weatherby
1950-7-7
1453
Plumas
Ganser Creek. Quincy.
1219
Comment
CHSC102130
Rorippa curvisiliqua var. curvisiliqua
Lowell Ahart; John Dittes
2009-7-27
16166
Plumas
On damp soil, bottom of a small dry pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam.
1479
Comment
CHSC81773
Rorippa curvisiliqua var. orientalis
Lowell Ahart
2001-10-16
9381
Plumas
On the southwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville.
1363
Comment
CHSC40864
Rorippa sphaerocarpa
K. R. Stern
1985-6-25
8194
Plumas
Vicinity of Blairsden.
1371
Comment
UCD19152
Rosa
June McCaskill
19__?
321
Plumas
Lake Almanor region?
Comment
CAS-BOT-BC146433
Rosa bridgesii
J. Ed. McClellan; Bonnie McClellan
1968-6-11
s.n.
Plumas
Butterfly Botanical Area
Comment
CHSC21533
Rosa bridgesii
D. Brink; L. Mayer
1975-7-11
Plumas
Comment
CAS-BOT-BC148180
Rosa gymnocarpa
Lewis S. Rose
1963-6-3
63098
Plumas
Butterfly Valley, 2 mi. sw of Keddie
1188
Comment
CHSC102118
Rosa gymnocarpa
Lowell Ahart; John Dittes
2009-7-28
16195
Plumas
On dry soil, near seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam.
1581
Comment
SD46573
Rosa gymnocarpa
Robert J. Weatherby
1955-7-21
1644
Plumas
Near junction of McCarthy Bar road and 4th Water Bear Creek Road, near Bottle Springs, Middle Fork, Feather River
1615
Comment
CHSC84415
Rosa woodsii subsp. ultramontana
Lowell Ahart; John Dittes
2003-8-8
10488
Plumas
On the south side of Marble Lane, near a bridge, about 2 1/4 miles (by road) east of Beckwourth Calpine Road, about 4 miles (air) southeast of Beckwourth, Sierra Valley.
1527
Comment
SEINET7670974
Rosa woodsii var. ultramontana
M. Ferguson, D. Matthews, C. Hoffman, J. Jaggers, B. Kalb, A Onisko
2011-10-3
s.n.
Plumas
Along Grizzly Creek at the entrance to the Ranch.
1494
Comment
CAS-BOT-BC148001
Rubus leucodermis
Lewis S. Rose
1966-7-26
66051
Plumas
Butterfly Creek & Spanish Creek, 1 mi. S. of Keddie
883
Comment
CHSC117549
Rubus parviflorus
Lowell Ahart
2016-7-9
21100
Plumas
South side of the dirt road, about 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam.
1759
Comment
CHSC40853
Rumex acetosella
K. R. Stern
1985-6-25
8264
Plumas
Vicinity Blairsden.
1371
Comment
CHSC70273
Rumex acetosella
B. Castro; R. Zebell
1989-8-9
376
Plumas
Ca 6 air mi S of Bucks Lake, at edge of dirt road through Arkansas Ravine, ca 0.5 mi E of USFS Rd 23N18 across from Hardquartz Mine.
1524
Comment
CAS-BOT-BC422044
Rumex acetosella
Anna Head
1920-8-1
s.n.
Plumas
Lake Center Camp, Feather River Region
1920
Comment
CAS-BOT-BC433321
Rumex crispus
W. Harnach; N. Harnach
1989-6-17
149
Plumas
Sierra Valley. Collected approx. 200 ft. west of the steel bridge on Marble lane.
1487
Comment
CAS-BOT-BC434309
Rumex triangulivalvis
John Thomas Howell
1960-7-19
35616
Plumas
Lassen Volcanic National Park. Drakesbad
1828
Comment
CHSC80826
Sagina saginoides
Lowell Ahart
2001-7-19
8941
Plumas
Sand bars, on the banks of Hopkins Creek, about 100 yards northwest of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak.
1828
Comment
JEPS102618
Sagina saginoides
Lowell Ahart
2001-7-19
8941
Plumas
Sand bars, on the banks of Hopkins Creek, about 100 yards NW of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) SE of Pilot Peak.
1828
Comment
CAS-BOT-BC267071
Sagittaria
Marcus E. Jones
1897-7-5
s.n.
Plumas
Prattville
1371
Comment
CAS-BOT-BC103624
Salix eastwoodiae
Robert J. Weatherby
1950-9-1
1529
Plumas
above [Hellgramite] Hellgrammite Pond near Long Lake, Lakes Basin Area
2225
Comment
CAS-BOT-BC103889
Salix exigua
Lewis S. Rose
1968-6-10
68090
Plumas
Quincy
1036
Comment
CAS-BOT-BC107967
Salix geyeriana
John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight
1968-6-11
2396
Plumas
End of Butterfly Valley toward canyon - Sierra Nevada
Comment
CAS-BOT-BC107968
Salix geyeriana
John Thomas Howell
1955-7-20
30840
Plumas
Mohawk
1371
Comment
UC525904
Salix geyeriana
C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin
1932-7-25
697
Plumas
Fork of Feather R. ca. 5 mi s.w. of Prattville
Comment
UC525906
Salix geyeriana
C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin
1932-7-25
696
Plumas
Fork of Feather River ca. 5 mi s.w. of Prattville
Comment
CHSC118833
Salix laevigata
Amy Rachkowski
2015-6-30
2015006
Plumas
Plumas National Forest. Location along the northwest shore of the Antelope Lake, between Forest Service road 28N03 and 27N65. UTM 701000 E, 4454005 N, NAD83 Zone 10N.
1600
Comment
UC1134968
Salix lasiandra subsp. lasiandra
G. T. Nordstrom
1934-7-20
239
Plumas
Silver Lake Dam Bidwell Bar Quad., Silver Lake Dam
Comment
CAS-BOT-BC125308
Salix lasiandra var. lasiandra
Elmer I. Applegate
1929-6-21
5784
Plumas
Between Kelly's Camp and Drakesbad
Comment
CAS-BOT-BC125329
Salix lasiandra var. lasiandra
C. H. M.
1906-10-1
s.n.
Plumas
Quincy
Comment
CHSC113618
Salix lasiandra var. lasiandra
Lowell Ahart
2014-8-31
19811
Plumas
South of an unnamed drainage, on the west side of Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte.
1536
Comment
JEPS14869
Salix lasiandra var. lasiandra
John Warren Duffield
1937-5-30
Plumas
near rd. into U.C. Forestry Camp (gravel pit n. of Meadow Valley Creek)
1158
Comment
CAS-BOT-BC125307
Salix lasiandra var. lasiandra
John Thomas Howell
1960-7-21
35839
Plumas
Flats nw. of Willow Lake
1676
Comment
CAS-BOT-BC107054
Salix lasiolepis
Walter Knight; Irja Knight; John Thomas Howell
1967-5-8
1786
Plumas
Mouth of Butterfly Creek
1036
Comment
SEINET11957665
Salix lasiolepis
E. L. Smith
1971-1
948
Plumas
Sw end of Indian Valley where Indian Creek enters gorge at Crescent Mills
1163
Comment
RSA31980
Salix lasiolepis var. bigelovii
A. A. Heller
1938-5-30
15135
Plumas
The Feather River near Vigilia.
793
Comment
CHSC97167
Salix lemmonii
Lowell Ahart; John Dittes, Josephine Guardino
2007-6-8
14036
Plumas
Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis.
1763
Comment
RSA11885
Salix lemmonii
Elmer I. Applegate
1929-6-21
5784
Plumas
Between Kelly's Camp and Drakesbad.
Comment
UC1135030
Salix lemmonii
E. Sawyer
1935-5-27
40
Plumas
1 1/4 mi nnw Kerby; Sierraville Quadrangle
1554
Comment
CAS-BOT-BC125101
Salix ligulifolia
W. R. Dudley
1909-8-25
s.n.
Plumas
Sierra Valley
Comment
SBBG28791
Salix ligulifolia
C. R. Ball, Mrs. H. P. Bracelin, B. Kautz
1931-5-31
393
Plumas
N fork of Feather River at Chester, flood plain at hwy bridge
1350
Comment
UC482028
Salix ligulifolia
C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz
1931-5-31
393
Plumas
at Chester (N. Fork Feather River, at hwy. bridge); N. Fork Feather River
1350
Comment
CDA39566
Salix lucida subsp. lasiandra
L. Ahart
2001-6-4
8755
Plumas
Overflow area on the north side of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte.
Comment
UCR246740
Salix planifolia
G. D. Barbe, T. C. Fuller
1982-6-16
3783
Plumas
Plumas National Forest. Meadow below Mud Lake, 0.75 mi northeast of Eisenheimer Peak.
2098
Comment
CAS-BOT-BC129094
Salix scouleriana
Walter Knight; Irja Knight
1966-9-12
1727
Plumas
Beargrass Glade - Butterfly Botanical Area and vicinity.
1127
Comment
CHSC34328
Salsola tragus
L. Ahart
1981-9-6
3091
Plumas
On broken rock along the RR on a sandbar along Indian Creek, ca. 1/2 mi sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills.
1200
Comment
CDA5750
Salvia aethiopis
T. C. Fuller
1962-6-13
8999
Plumas
Hannon property, south side of North Road, Indian Valley, 4.6 miles east of Greenville.
0
Comment
UC401137
Sambucus racemosa var. microbotrys
unknown
Plumas
Comment
CDA18465
Sanicula graveolens
G. D. Barbe, T. C. Fuller & J. T. Howell
1981-6-24
3202
Plumas
Sierra Nevada; 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road.
1584
Comment
JEPS103326
Sanicula graveolens
Lowell Ahart
2002-6-26
9758
Plumas
About 2 miles (air) northwest of Little Grass Valley Reservoir dam, ca 5 miles (air) northwest of La Porte.
1741
Comment
JEPS95555
Sanicula graveolens
Lowell Ahart
1994-7-7
7450
Plumas
N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles SE of Pilot Peak
1828
Comment
POM180936
Sanicula graveolens
A. A. Heller, P. B. Kennedy
1907-7-18
8879
Plumas
Grade between Beckwith and Red Clover valley
Comment
JEPS25810
Sanicula graveolens
John W. Duffield
1937-5-27
Plumas
Meadow Valley, Grubstake Flats, southwestern Plumas County Meadow Valley; , Grubstake Flats
Comment
SD7167
Sarcodes sanguinea
Mrs. R. M. Austin
1880-1
Plumas
Big Meadows
Comment
CAS-BOT-BC466217
Sarcodes sanguinea
Elmer I. Applegate
1929-6-21
5796
Plumas
Between Kelly's Camp and Drankesbad, Warner Valley, Mt. Lassen region
Comment
CAS-BOT-BC466218
Sarcodes sanguinea
John Thomas Howell
1960-7-21
35824
Plumas
Lassen Volcanic National Park, near Terminal Geyser
1798
Comment
CDA11932
Saxifraga oregana
G. F. Hrusa, J. Dinsdale
1989-6-27
7207
Plumas
Sierra Nevada; NW end of Bucks Lake, .
Comment
CDA6721
Scabiosa atropurpurea
D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick
2006-6-2
6 .259
Plumas
Along road at base of cliff about 15 miles E of Oroville. Mark 83.
Comment
UCD65599
Schedonorus pratensis
B. Corbin
2001-6-7
1008
Plumas
North of Chilcoot.
1627
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
JEPS117158
Schoenoplectus subterminalis
Lowell Ahart
2010-10-21
17312
Plumas
East side of Fowler Lake, about 3/8 mile south of the dirt road, about 2 miles (air) north of where Black Rock Creek flows into Little Grass Valley Reservoir, about 6 miles (air) north-northwest of La Porte
1662
Comment
JEPS112947
Scirpus congdonii
Dean W. Taylor
2001-8-2
17885
Plumas
meadow on northwestern flank Lexington Hill along Forest Road 21N15 ca. 0.3 miles N of junction of Forest Road 21N05Y (ca. 1.5 air mile W of La Porte)
1676
Comment
RSA66725
Scirpus congdonii
J. T. Howell
1951-6-27
27602
Plumas
McRae Meadow.
1982
Comment
SEINET10872756
Scirpus congdonii
Lowell Ahart
1985-7-3
Ahart 5103
Plumas
About 4 1/4 miles north-east of La Porte.
Comment
CAS-BOT-BC110860
Scirpus diffusus
John Thomas Howell
1976-7-15
51870
Plumas
Snake Lake, about 4 miles northwest of Quincy
1219
Comment
CAS-BOT-BC111007
Scirpus microcarpus
Alice Eastwood
1927-6-13
14547
Plumas
Forest Lodge near Greenville
Comment
SD134067
Scirpus microcarpus
John Thomas Howell
1976-7-15
51855
Plumas
Snake Lake, about 4 miles northwest of Quincy.
1219
Comment
UC1100830
Scirpus microcarpus
Malcolm A. Nobs, S. Galen Smith
1949-8-19
1441
Plumas
bog and marsh at Butterfly Valley
Comment
CAS-BOT-BC111008
Scirpus microcarpus
Claire Etienne
1969-7-26
284
Plumas
Off Middle Fork of Feather River; Hwy 89 near Graeagle.
1280
Comment
SD46740
Scirpus pauciflorus
Robert J. Weatherby
1955-6-26
1545
Plumas
Common in mosses, wet meadow. Mud Lake, Lakes Basin Area.
2103
Comment
CHSC118119
Sedum albomarginatum
P. F. Zika
2012-5-15
25865
Plumas
Serpentine Canyon, above Route 70, 1.5 air miles S ... Field redacted by CHSC, contact the data manager for more information
830
Comment
CHSC118657
Sedum lanceolatum
Noah Siegel; Chelsea Morgan
2016-6-5
2016002 A
Plumas
Lassen National Forest. Diamond Mountains; ridge to west of Aspen Flat. UTM 699072 E, 4464681 N, NAD 83 Zone 10 North.
2194
Comment
JEPS115165
Sedum spathulifolium
Lowell Ahart, John Dittes
2009-7-15
16096
Plumas
On dry rocky soil, east of the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam
1517
Comment
CAS-BOT-BC62195
Selaginella wallacei
John Thomas Howell
1959-9-26
35082
Plumas
Storrie
548
Comment
SEINET6340525
Selaginella watsonii
H. N. Mozingo
1977-6-14
77 -37
Plumas
1.2 mile inside Plumas Co. border along Rt. 70.
Comment
SJSU15156
Senecio hydrophiloides
N. A. Hopkins
1993-6-16
1730
Plumas
by Beckwourth-Janesville Rd N of Milford Fork
1524
Comment
CAS-BOT-BC363730
Senecio hydrophilus
E. K. Balls
1950-9-6
15685
Plumas
Road from Quincy to East Quincy
1097
Comment
CDA14133
Senecio integerrimus var. exaltatus
G. F. Hrusa
1997-5-3
13823
Plumas
Sierra Nevada; E side of Rattlesnake Creek, S of Hwy 70 approx. 15 mi. E of Quincy.
Comment
CHSC112528
Senecio integerrimus var. exaltatus
B. Castro; L. P. Janeway
2009-6-7
1788
Plumas
Northern High Sierra Nevada. SW side of lower Thompson Valley ~0.8 mi N of the mouth of McReynolds Creek at Red Clover Creek. Near W edge of Thompson Creek, in the vicinity of headcut channels, in sagebrush meadow flats ca 450 ft below edge of open Ponderosa-Jeffrey pine forest.
1665
Comment
CHSC96920
Senecio integerrimus var. exaltatus
Lowell Ahart; John Dittes, Josephine Guardino
2007-6-9
14042
Plumas
50 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis.
1857
Comment
JEPS121735
Senecio integerrimus var. exaltatus
B. Castro and L. P. Janeway
2009-6-7
1788
Plumas
Northern High Sierra Nevada. SW side of lower Thompson Valley ~ 0.8 mi N of the mouth of McReynolds Creek at Red Clover Creek. Near W edge of Thompson Creek, in the vicinity of headcut channels.
Comment
UC177191
Senecio integerrimus var. exaltatus
A. A. Heller and P. B. Kennedy
1907-7-5
8742
Plumas
hills above Red Clover Valley
Comment
CAS-BOT-BC363924
Senecio integerrimus var. exaltatus
G. Sommers
1976-7-20
188
Plumas
Sierra Valley south of Marble Lane
1487
Comment
RSA0124934
Senecio integerrimus var. exaltatus
Clare B. Hardham
1961-6-16
7472
Plumas
Diamond Peak.
2134
Comment
CAS-BOT-BC364176
Senecio serra
J. T. Vale
1988-10-4
s.n.
Plumas
Bucks Lk. Old Rd., Summit Campground
1584
Comment
UCD21050
Senecio triangularis
E. Bortiri
2002-7-20
WFC 86
Plumas
Red Rock Spring Meadow, Plumas NF, South of Diamond Mountains, Plumas Co.
Comment
CHSC34900
Sericocarpus oregonensis
M. S. Taylor
1981-9-2
4262
Plumas
W side of 26N18, ca. 1 mi S of Onion Flat, ca. 3 mi W of Indian Falls.
1463
Comment
CAS-BOT-BC364767
Sericocarpus oregonensis subsp. californicus
Walter Knight; Irja Knight
1966-9-12
1734
Plumas
Butterfly Botanical Area and Vicinity. Beargrass Glade
1127
Comment
CAS-BOT-BC364768
Sericocarpus oregonensis subsp. californicus
Edward Pittman
1965-10-16
226
Plumas
Between Bryant Ravine & Feather Falls
609
Comment
JEPS115107
Sericocarpus oregonensis subsp. oregonensis
Lowell Ahart, John Dittes
2009-7-27
16183
Plumas
On dry soil, about 20 yards north of the poor dirt road, about 10 yards west of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam
1479
Comment
SD8947
Sericocarpus rigidus
Mrs. R. M. Austin
1877-1
Plumas
Mill Creek
Comment
CHSC106832
Sidalcea glaucescens
Barbara Ertter
1989-7-4
8680
Plumas
2.2 mi W of jct with Hwy 89 and Hwy 36 SW of Chester.
1463
Comment
UC108921
Sidalcea glaucescens
T. S. Brandegee
1892-7-3
Plumas
Prattville
Comment
RSA59425
Sidalcea glaucescens
E. K. Balls
1950-9-15
15857
Plumas
S tip Lake Almanor, near P G E dam, Hwy 89.
1372
Comment
SD7243
Sidalcea malviflora
D. C.
July 1882
Plumas
Prattville
Comment
CDA13424
Sidalcea oregana subsp. oregana
G. F. Hrusa, B. Smith, T. D. Wilfred
1996-7-16
13272
Plumas
Sierra Nevada; Adjacent to Bull Run Creek off USFS 23N12E.
Comment
CHSC56554
Sidalcea oregana subsp. spicata
L. P. Janeway
1984-7-13
913
Plumas
Near Grizzly Creek campground (southwest of Bucks Lake).
1584
Comment
SBBG122808
Sidalcea oregana subsp. spicata
B. Ertter
1988-7-25
7843
Plumas
Snoring Springs, 0.5 mi N of Diamon Mtn-Greenville-Red Rock jct; Diamond Mtns
1981
Comment
RSA180578
Silene conoidea
J. Budaj
1965-8-10
s.n.
Plumas
Sheehan ranch, 4 miles NE of Greenville.
Comment
CAS-BOT-BC384601
Silene dichotoma
G. L. Stebbins
1970-7-24
7071
Plumas
Blairsden
1341
Comment
CHSC21352
Silene douglasii
F. T. Griggs; A. Pass
1975-8-7
319
Plumas
Mt. Pleasant. Buck's Lake.
Comment
UC852850
Silene douglasii
Anna Head
1920-7-20
Plumas
near Round Lake (Feather River Region); , near Round Lake
Comment
CHSC36995
Silene douglasii var. douglasii
M. S. Taylor
1982-8-5
4924
Plumas
Mt Hough summit, ca. 7 air mi nne of Quincy.
2203
Comment
JEPS113816
Silene douglasii var. douglasii
Lowell Ahart, John Dittes
2007-8-9
14434
Plumas
About 50 yards west of the poor road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis
2551
Comment
CAS-BOT-BC181291
Silene invisa
Lowell Ahart
1986-9-10
5396
Plumas
About 1/2 mile north-west of Pilot Peak, about 1/2 mile south-east of Onion Valley, about 14 miles north-east of La Porte
2072
Comment
SEINET10537586
Silene invisa
Mary Susan Taylor
1981-7-17
Taylor 4047
Plumas
T21N R12E sw/ne sec 7, Sierra City NW quad; Lakes Basin, Long Lake trail, ca. 150 yds E of sign to Long Lake, ca. 1/4 mi W of trailhead, ca. 6 air mi S of Mohawk; 6400 ft elev.
1950
Comment
CAS-BOT-BC389401
Silene lemmonii
Mary Strong Clemens
1920-6-17
s.n.
Plumas
Greenville
Comment
CHSC97179
Silene lemmonii
Lowell Ahart; John Dittes, Josephine Guardino
2007-6-9
14058
Plumas
About 100 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis.
1857
Comment
CAS-BOT-BC389399
Silene lemmonii
W. W. Wagner
1919-6-7
274
Plumas
Sockem [Sockum] Cr., Vicinity of Quincy
1371
Comment
CAS-BOT-BC75118
Sisymbrium altissimum
John Thomas Howell
1961-6-21
36677
Plumas
Sierra Nevada. Greenville.
1097
Comment
UC1126786
Sisymbrium altissimum
C. W. Hanks
1934-8-6
4
Plumas
ne part of Sierra Valley, Plumas National Forest Sierra Valley; Plumas National Forest, Sierra Valley
1554
Comment
CAS-BOT-BC75110
Sisymbrium altissimum
Alice Eastwood
1927-6-11
14444
Plumas
Crescent Mills. United States Forest Preserve.
Comment
CAS-BOT-BC75119
Sisymbrium altissimum
David D. Keck
1932-7-3
1685
Plumas
Quincy, in the northern Sierra Nevada.
1065
Comment
SEINET10874427
Sisymbrium altissimum
Mary Susan Taylor
1982-9-13
Taylor 5132
Plumas
T23N R14E sw/nw sec 28. Portola quad. Ramelli Ranch, at jct of Grizzly Creek and Feather River, ca. 2 mi w of Beckwourth. 4880 ft.
1487
Comment
CHSC92133
Sisyrinchium bellum
Lowell Ahart; John Dittes
2005-9-20
12447
Plumas
The southwest area of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley.
2029
Comment
SJSU6950
Sisyrinchium elmeri
C. W. Sharsmith
1975-6-18
8230
Plumas
Butterfly Valley c. 3 mi SW of Keddie
1066
Comment
UCD150433
Sisyrinchium elmeri
William Anderson
1965-6-6
s.n.
Plumas
Butterfly [Valley].
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
RSA0039306
Smilacina stellata
Lowell Ahart
2008-8-14
15202
Plumas
200 yards northeast of the metal gate, east side of Forest Road 22N68, about 100 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte.
1571
Comment
CHSC80700
Solanum parishii
Lowell Ahart
2001-6-4
8752
Plumas
On the west side of the dirt road, west of the South Fork of the Feather River, about 1/4 mile north of Little Grass Valley Reservoir, about 4 1/2 miles (air) north of La Porte.
1584
Comment
CAS-BOT-BC231734
Solanum umbelliferum
Mrs. E. C. Sutliffe
1919-8-1
s.n.
Plumas
Gold Lake Region
Comment
CDA34548
Solidago canadensis subsp. elongata
L. Ahart
2008-8-13
15191
Plumas
On the bottom of Kenzie Ravine, on the east side of the road, about 1/2 mile east of Little Glass Valley Reservoir, about 4 miles (air) northeast of La Porte.
Comment
RSA0039310
Solidago canadensis subsp. elongata
Lowell Ahart
2008-8-14
15215
Plumas
About 250 yards north of the paved road, about 1/2 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 4 1/2 miles (air) north of La Porte.
1597
Comment
CHSC45012
Solidago elongata
Lowell Ahart
1976-9-28
1211
Plumas
At Turkey Town, about 12 air miles north-east of La Porte.
1828
Comment
CHSC97247
Solidago elongata
Lowell Ahart; John Dittes, Josephine Guardino
2007-8-10
14470
Plumas
About 100 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis.
1761
Comment
SJSU14205
Solidago elongata
N. A. Hopkins
1989-8-7
1572
Plumas
near rd between Beckwourth & Genessee Valley by stream running into Red Clover Cr
1706
Comment
UC1070241
Solidago elongata
G. T. Nordstrom
1934-7-17
230
Plumas
1 1/2 mi s and 1/2 mi e Bucks Mtn.; Bidwell Bar Quad., Plumas National Forest
Comment
UCD133889
Solidago elongata
G. F. Hrusa
1992-10-8
10504
Plumas
Smith Lake approximately 2m. From Snake Lake near Quincy.
Comment
CAS-BOT-BC365120
Solidago velutina subsp. californica
John Thomas Howell; Gordon True; Walter Knight; Irja Knight
1969-6-24
2442
Plumas
Butterfly Botanical Area and Vicinity. From vicinity of mouth of Butterfly Creek
883
Comment
CAS-BOT-BC365125
Solidago velutina subsp. californica
Clare B. Hardham
1978-8-11
21811 a
Plumas
About 7 mi. se. of Antelope Reservoir
Comment
CHSC99235
Solidago velutina subsp. californica
John Dittes; Lowell Ahart
2005-9-19
1291
Plumas
Northern High Sierra Nevada Range; ca. 7.1 air miles E x SE of Taylor Lake; disturbed open dry area just north of FS Route 27N10.
1955
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
CHSC102114
Solidago velutina subsp. sparsiflora
Lowell Ahart; John Dittes
2009-7-28
16205
Plumas
On damp soil, meadow southeast of powerline, 500 feet southeast of Forest Service Road 27N28Y, slope north of Ohio Creek, 2.6 miles (air) northwest of Butt Valley Reservoir Dam.
1511
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
JEPS121383
Sorbus scopulina
P. F. Zika & B. Wilson
2011-8-5
25720
Plumas
Bucks Lake Road, 0.9 road miles E of Grizzly Summit
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
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
CHSC92203
Sparganium emersum subsp. emersum
Lowell Ahart; John Dittes
2005-9-20
12430
Plumas
In Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley.
2029
Comment
SEINET5335275
Sparganium emersum var. multipedunculatum
M. J. Williams, J. T. Howell
1977-8-11
77- 68 -12
Plumas
Little Last Chance Creek
1676
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
CHSC113865
Spergularia rubra
Lowell Ahart
2014-9-9
19838
Plumas
Below the high water line,on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte.
1069
Comment
CDA13997
Sphenosciadium capitellatum
G. F. Hrusa, T. D. Wilfred
1996-8-1
13422
Plumas
Sierra Nevada; Pine Creek at Brady's Camp, ~ 1/2 mi. NE Argentine Rock. Sheet 2 of 2
Comment
RSA472771
Spiraea densiflora
Anstruther Davidson
1928-7-1
s.n.
Plumas
Feather River [county not specified: Butte, Plumas or Sierra]
Comment
CAS-BOT-BC149641
Spiraea douglasii
John Thomas Howell
1960-7-18
35583
Plumas
Drakesbad
1828
Comment
SEINET7707723
Spiraea douglasii
A. A. Heller, P. B. Kennedy
1907-7-15
8848
Plumas
Near mouth of Little Grizzly Creek below Genessee.
Comment
UC367245
Stachys albens
J. G. Lemmon and wife
Aug 1883
Plumas
Indian Valley Northern California
Comment
HSC93660
Stellaria borealis subsp. sitchana
G. Fred Hrusa, B. Smith, T. D. Wilfred
1996-7-16
13265
Plumas
Adjacent to Bull Run Creek off USFS Rd. 23N12E
1950
Comment
CHSC63218
Stellaria crispa
Lowell Ahart
1994-7-28
7545
Plumas
On the east sides of a small stream, north-east of Frenchman Hill, south-west of Bucks Lake.
1706
Comment
CHSC63959
Stellaria longifolia
B. Castro; G. Kuenster
1994-6-30
517
Plumas
Ca 3/4 mi E of S end of Bucks Lake, on cobblebar on Bucks Creek at the W end of Whitehorse Campgd.
1584
Comment
CDA11931
Stellaria longipes
G. F. Hrusa, J. Dinsdale
1989-6-27
7212
Plumas
Sierra Nevada; NW end of Bucks Lake, .
1615
Comment
RSA95418
Stellaria longipes
J. T. Howell
1951-6-27
27587
Plumas
McRae Meadow.
1982
Comment
CAS-BOT-BC393830
Stellaria media
John Thomas Howell; Gordon H. True
1974-7-29
50621
Plumas
Quincy
1036
Comment
CAS-BOT-BC181452
Stellaria obtusa
John Thomas Howell
1959-9-23
s.n.
Plumas
Meadow 3 mi. from Juniper Lake on road to Chester
1889
Comment
UC218842
Stephanomeria exigua subsp. coronaria
Katharine Brandegee
Plumas
Portola
Comment
SEINET8061984
Stipa comata
W. Harnach, N. Harnach
1990-6-16
381
Plumas
Sierra Valley. N of Vinton, Frank Dotta Ranch.
1524
Comment
CHSC112084
Stipa occidentalis var. californica
L. P. Janeway
2014-6-23
11410
Plumas
Northern High Sierra Nevada. Plumas National Forest; Secret Diggings Gravel Pit on Illinois Ridge, 2.0 air-km south of La Porte.
1476
Comment
CHSC11379
Streptanthus polygaloides
Lowell Ahart
1970-7-2
60
Plumas
12 miles E. of Pulga.
762
Comment
CAS-BOT-BC87802
Streptanthus tortuosus
Roxana S. Ferris; Laura Lorraine
1941-8-8
10411
Plumas
Canyon of north fork of Feather River near Storrie.
Comment
CAS-BOT-BC87804
Streptanthus tortuosus
Lowell Ahart
1979-7-18
s.n.
Plumas
Ca. 1 mile west of Pilot Peak.
1800
Comment
UC367059
Streptopus amplexifolius var. americanus
unknown
Jul 1878
Plumas
Indian Valley
Comment
CAS-BOT-BC48104
Suksdorfia ranunculifolia
Wayne Dakan; Arno H. Schmitt
1975-7-10
s.n.
Plumas
Near Little Gold Lake
Comment
RSA8029
Symphoricarpos acutus
H. A. Barker
1927-7-3
768
Plumas
Between Gold Lake and Blairsden.
1677
Comment
CAS-BOT-BC271699
Symphoricarpos albus var. laevigatus
John Thomas Howell
195