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Specimen ID
Determination *
Collector
Collection Date
Collection Number
County
Locality
Elevation in meters
Feedback
UCD148566
Acer macrophyllum
Jake Ruygt
1976-4-15
9
Napa
Napa County; 0.5 miles north of Angwin on Howell Mt. Road.
512
Comment
CAS-BOT-BC28692
Achillea millefolium
P. H. Raven
1950-6-20
2357
Napa
Napa Range, between Cona Valley and Howell Mountain
Comment
UCD118600
Achillea millefolium
William Goss; Plant Biology 102 Collectors
2012-5-5
1
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
417
Comment
UC165022
Achyrachaena mollis
J. P. Tracy
1902-5-21
1601
Napa
3-4 mi e, at head of Moore's Creek Angwin's; Howell Mountain, Moore's Creek
426
Comment
UCD118567
Acmispon brachycarpus
Kaya MacMillen; Plant Biology 102 Collectors
2012-4-29
8
Napa
Las Posadas State Experimental Forest. NE of fire station ca. 0.1 mi. on undeveloped road on S side of road.
518
Comment
UCD118619
Acmispon brachycarpus
Jason Saavedra; Plant Biology 102 Collectors
2012-5-5
2
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
417
Comment
UCD117462
Acmispon parviflorus
Roisin Murphy-Deak; Plant Biology 102 Collectors
2012-4-29
2
Napa
Las Posadas State Experimental Forest. Near entrance gate on Las Posadas Rd. by fire station.
520
Comment
CDA25688
Adenostoma fasciculatum
H. Stabo
1965-2-18
Napa
Conn Valley, St. Helena.
0
Comment
GH345294
Adenostoma fasciculatum
J. P. Tracy
1905-7-6
2230
Unknown
Howell Mountain, Head of Moore's Creek, 3-4 Miles East of Angwin's
457
Comment
JEPS44789
Adenostoma fasciculatum
W. L. Jepson
1915-12-6
6584
Napa
Howell Mt.
Comment
JEPS44791
Adenostoma fasciculatum
W. L. Jepson
1904-6-3
2448
Napa
Howell Mt.
Comment
JEPS46395
Adenostoma fasciculatum
W. L. Jepson
1896-2-23
Napa
Howell Mt.
Comment
UC154128
Adenostoma fasciculatum
J. P. Tracy
1905-7-6
2230
Napa
3 - 4 mi. e. Angwin's (head of Moore's Creek, Howell Mt.); Howell Mt., Moore's Creek
457
Comment
UCD118633
Adenostoma fasciculatum
Jason Saavedra; Plant Biology 102 Collectors
2012-5-5
6
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and just north of Recreation Flat, on south facing slope.
389
Comment
UCD164818
Adiantum aleuticum
Jake Ruygt
2013-5-18
5907
Napa
Las Posadas State Forest.
367
Comment
CDA11623
Adiantum jordanii
G. F. Hrusa, G. L. Stebbins
1994-3-11
11593
Napa
North Coast Biodiversity Arena; Las Posadas State Forest. Head of first tributary to south of Moore Creek.
Comment
CAS-BOT-BC202655
Aesculus californica
H. E. McMinn
1922-6-8
171
Napa
On summit of Howell Mt.
Comment
CAS-BOT-BC202657
Aesculus californica
Peter H. Raven
1950-6-20
2326
Napa
St. Helena to Conn Valley, Napa Range
Comment
CAS-BOT-BC29640
Agoseris grandiflora var. grandiflora
Rimo Bacigalupi
1928-6-20
1863
Napa
Howell Mt, 10 miles W of St Helena
Comment
UC127180
Agoseris grandiflora var. grandiflora
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7153
Napa
Alta Loma Ranch Alta Loma Ranch
487
Comment
UC29368
Agoseris grandiflora var. grandiflora
Willis L. Jepson
1893-6-26
Napa
Howell Mt. Napa River Basin, Howell Mt.
Comment
UCD117751
Agoseris grandiflora var. grandiflora
Lisa Arimoto; Plant Biology 102 Collectors
2012-5-5
1
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
417
Comment
JEPS104535
Agoseris heterophylla
Jake Ruygt
1996-5-13
3673
Napa
Wontrop Wildlife Santuary, Hardin Road, Pope Valley
365
Comment
UCD121182
Agoseris heterophylla
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-5-5
7360
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. NE Part of property. Ridge to the north of Recreation Flat area along undeveloped road.
405
Comment
UC164850
Agoseris heterophylla var. cryptopleura
J. P. Tracy
1902-5-14
1439
Napa
3-4 mi e, (head of Moore's Creek) Angwin's; Howell Mountain, Moore's Creek
365
Comment
UC165998
Agoseris heterophylla var. cryptopleura
J. P. Tracy
1902-5-21
1602
Napa
3 to 4 mis e, (head of Moore's Cr) Angwin's; Howell Mt., Moore's Creek
426
Comment
UC114099
Agrimonia gryposepala
unknown
1888-1
Napa
Howell Mt.
Comment
CAS-BOT-BC127402
Agrostis elliottiana
J. P. Tracy
1902-5-19
1552
Napa
Howell Mountain. Head of Moore's Creek, 3-4 miles east of Angwin's.
518
Comment
CAS-BOT-BC127450
Agrostis elliottiana
J. P. Tracy
1902-5-19
1552
Napa
Howell Mountain. Head of Moore's Creek, 3-4 miles east of Angwin's.
518
Comment
POM126093
Agrostis elliottiana
Joseph P. Tracy
1902-5-19
1552
Napa
Howell Mountain. Head of Moore's Creek, 3-4 miles East of Angwin's
518
Comment
RSA170267
Agrostis elliottiana
Joseph P. Tracy
1950-5-23
18671
Napa
La Jota Plateau, on hills at head of Moore's Creek, 5 miles east of Angwin's, Howell Mountain.
518
Comment
UC1103390
Agrostis elliottiana
Joseph P. Tracy
1933-4-30
12109
Napa
head Moore's Creek (3-4 mi e of Angwin's, Howell Mountain, La Jota Plateau); Northern Coast Ranges, Howell Mt., head Moore's Creek
518
Comment
UC1103391
Agrostis elliottiana
Joseph P. Tracy
1933-6-2
12462
Napa
head Moore's Creek (Howell Mountain,l 3-4 mi e of Angwin's, La Jota Plateau); Northern Coast Ranges, Howell Mt., Moore's Creek
518
Comment
UC1158122
Agrostis elliottiana
Joseph P. Tracy
1950-5-23
18671
Napa
head Moore's Creek (La Jota Plateau, 3-4 mi e of Angwin's); Northern Coast Ranges, Howell Mt., head Moore's Creek
518
Comment
UC186909
Agrostis elliottiana
J. P. Tracy
1902-5-19
1552
Napa
head Moore's Creek (3-4 mi e of Angwin's); Howell Mountain, head Moore's Creek
518
Comment
UCD51702
Agrostis elliottiana
Joseph P. Tracy
1950-5-23
18671
Napa
La Jota Plateau, on hills at head of Moore's Creek, 3-4 miles east of Angwin's, Howell Mountain.
518
Comment
UC187235
Agrostis exarata
Joseph P. Tracy
1905-7-6
2228
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek, Howell Mountain); Northern Coast Ranges, Howell Mountain, Moore's Creek
365
Comment
RSA128661
Agrostis hallii
P. H. Raven
1950-6-20
2354
Napa
Napa Range between Conn Valley and Howell Mountain
Comment
POM126103
Agrostis microphylla
Joseph P. Tracy
1905-7-6
2228
Napa
Howell Mountain. On hills at head of Moore's Creek, 3-4 miles east of Angwin's
366
Comment
UC1103385
Agrostis microphylla
Joseph P. Tracy
1899-7-5
344
Napa
3-4 mi e Angwin's (head of Moore's Creek, Howell Mountain); Northern Coast Ranges, Howell Mt., head Moore's Creek
365
Comment
UC187236
Agrostis microphylla
J. P. Tracy
1902-5-21
1613 1/2
Napa
3-4 mi e Angwin's (head Moore's Creek, Howell Mountain); Howell Mountain, head Moore's Creek
518
Comment
CAS-BOT-BC139014
Agrostis pallens
Peter H. Raven
1950-6-20
2354
Napa
In the Napa Range between Conn Valley and Howell Mountains.
Comment
CAS-BOT-BC139017
Agrostis pallens
Joseph P. Tracy
1905-7-5
2210
Napa
Northern Coast Ranges. Howell Mountain. On hills at head of Moore's Creek, 3-4 miles east of Angwin's.
365
Comment
CAS-BOT-BC139018
Agrostis pallens
Joseph P. Tracy
1905-7-5
2210
Napa
Northern Coast Ranges. Howell Mountain. On hills at head of Moore's Creek, 3-4 miles east of Angwin's.
365
Comment
JEPS71139
Agrostis pallens
W. L. Jepson
1936-7-2
17642
Napa
Angwin Meadow Napa Range, Howell Mt.
Comment
UC1103527
Agrostis pallens
J. P. Tracy
1899-6-26
350
Napa
3-4 mi e Angwin's (head of creek); Howell Mountain, Moore's Creek
365
Comment
UC187293
Agrostis pallens
Joseph P. Tracy
1905-7-5
2210
Napa
3-4 mi e Angwin's (hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain
365
Comment
UC1158113
Aira caryophyllea
Joseph P. Tracy
1950-5-23
18668
Napa
La Jota Plateau Northern Coast Ranges, Howell Mountain
518
Comment
UCD120873
Aira caryophyllea
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-4-29
7337
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. Ca. 0.1 mile from Fire Station, along dirt road that travels north/northeast from Station. North side of road.
519
Comment
JEPS76078
Aira elegantissima
W. L. Jepson
1938-5-18
18801
Napa
slope above St. Helena Sanitarium (Howell Mountain); Howell Mountain
Comment
JEPS76079
Aira elegantissima
W. L. Jepson
1938-5-18
18801
Napa
slope above St. Helena Sanitarium (Howell Mountain); Howell Mountain
Comment
HSC42390
Allium amplectens
Dale McNeal
1977-5-18
2032
Napa
Beside Pope Valley Rd., 6.1mi. N of the junction of Hwy. 128
Comment
JEPS97780
Allium amplectens
Annetta M. Carter, Joseph Tracy, Rimo Bacigalupi
1950-5-23
2775
Napa
Howell Mtn. La Jota Plateau - Las Posadas State Forest.
533
Comment
RSA292972
Allium amplectens
Reino Alava
1957-5-30
1019
Napa
About two and seven tenths of a mile from Angwin, west side of Mt. Howell.
Comment
UC1198196
Allium amplectens
Joseph P. Tracy
1933-6-2
12473
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain, Moore's Creek
396
Comment
UC14988
Allium amplectens
J. P. Tracy
1899-6-19
448
Napa
3-4 mi e Angwin's (head of Moore's Creek, flats on top of the mountain); Howell Mountain, Moore's Creek
518
Comment
UC1745685
Allium amplectens
Annetta M. Carter, Joseph Tracy, Rimo Bacigalupi
1950-5-23
2775
Napa
Howell Mtn. La Jota Plateau - Las Posadas State Forest.
533
Comment
UC14989
Allium falcifolium
J. P. Tracy
1902-5-21
1591
Napa
3-4 mi e Angwin's (head of Moore's Creek); Howell Mountain, Moore's Creek
335
Comment
UC3081
Allium falcifolium
Willis L. Jepson
1894-5-1
Napa
Upper Conn Valley
Comment
UCD118545
Allium falcifolium
Roxanne Faure; Plant Biology 102 Collectors
2012-5-5
5
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
405
Comment
JEPS110933
Allium unifolium
Jake Ruygt
1996-5-13
3675
Napa
Wantrop Wildlife Sanctuary, Hardin Road, Pope Valley
438
Comment
JEPS69369
Allophyllum divaricatum
W. L. Jepson
1893-6-26
15060
Napa
Howell Mt., Angwin's Meadows
Comment
UC23568
Allophyllum divaricatum
Willis L. Jepson
1893-1
Napa
Angwin's meadows Howell Mt.; Napa R. Basin, , Angwin's meadows
Comment
RSA262367
Allotropa virgata
Gilbert Muth
1971-5-20
1413
Napa
0.5 mile north on Ink Grade Road from Howell Mountain Road, Angwin.
518
Comment
UCD117325
Allotropa virgata
Gilbert Muth
1971-5-20
s.n.
Napa
1/2 mile down Ink Grade Road from White Cottage Road, Angwin.
Comment
UC1197953
Alnus rhombifolia
J. P. Tracy
1902-5-16
1490
Napa
3-4 mi e Angwin's (head of creek); Howell Mountain, Moore's Creek
304
Comment
UCD110018
Alnus rhombifolia
C. R. Kovaic
1969-5-3
31
Napa
Along Chiles Creek near roadside; on Chiles Pope Valley Road, 2 miles northwest of junction with Lower Chiles Valley Road.
Comment
JEPS129105
Alopecurus pratensis
Jake Ruygt
2016-4-12
6186
Napa
Wantrup Wildlife Sanctuary, Hardin Road. Chiles Valley 7.5' Quad.
Comment
JEPS123019
Alopecurus saccatus
Jake Ruygt
1996-5-13
3664
Napa
0.9 mile south of Pope Canyon Road on Hardin Road. Quad: Saint Helena.
Comment
JEPS54292
Amaranthus albus
Willis L. Jepson
1893-9-24
Napa
Angwin's Meadows Napa River Basin, Howell Mt.
Comment
UCD112864
Amelanchier alnifolia
K. Esau; E. Hyde
1938-5-25
s.n.
Napa
Napa County.
Comment
UCD112865
Amelanchier alnifolia
K. Esau; E. Hyde
1940-5-25
s.n.
Napa
Napa County.
Comment
UC12076
Amelanchier alnifolia var. semiintegrifolia
Willis L. Jepson
1893-5-8
Napa
near Angwin's (Howell Mt); Napa River Basin, Howell Mt.
Comment
CAS-BOT-BC136749
Amelanchier utahensis
H. E. McMinn
1922-6-8
172
Napa
Summit of Howell Mt.
Comment
JEPS45495
Amelanchier utahensis
Willis L. Jepson
1893-5-8
32 b
Napa
Howell Mt.; Napa River Basin
Comment
A366222
Amorpha californica var. napensis
W. L. Jepson
1916-8-6
6834
Unknown
Moore Creek, Howell Mt.
548
Comment
CAS-BOT-BC177209
Amorpha californica var. napensis
C. H. M.
1907-7-10
s.n.
Napa
Howell Mt.
Comment
JEPS2724
Amorpha californica var. napensis
W. L. Jepson
1916-8-6
6835
Napa
Moore Creek, Howell Mt.
Comment
JEPS2725
Amorpha californica var. napensis
W. L. Jepson
1916-8-6
6834
Napa
Moore Creek Howell Mt.
548
Comment
JEPS35498
Amorpha californica var. napensis
W. L. Jepson
1913-4-15
5309
Napa
Howell Mt.
548
Comment
POM262978
Amorpha californica var. napensis
J. C. Roos
1939-4-29
289
Napa
Angwin, Howell Mountain
Comment
UC1199060
Amorpha californica var. napensis
Joseph P. Tracy
1933-6-2
12467
Napa
5 mi e Angwin's (hills at head of Moore's Creek); Howell Mountain
457
Comment
UC1199061
Amorpha californica var. napensis
Joseph P. Tracy
1933-6-2
12467 1/2
Napa
5 mi e Angwin's (hills at head of Moore's Creek); Howell Mountain
457
Comment
UC1199062
Amorpha californica var. napensis
Joseph P. Tracy
1899-7-12
390
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain
457
Comment
UCD75832
Amorpha californica var. napensis
Jake Ruygt
1993-5-24
3268
Napa
Las Posadas State Forest.
524
Comment
UCR23952
Amorpha californica var. napensis
John C. Roos
1939-4-29
289
Napa
North Coast Range, Pacific Union College, Angwin
549
Comment
GH424597
Amsinckia douglasiana
J. P. Tracy
1933-4-30
12090
Unknown
Howell Mountain, on hills at head of Moore's Creek, 3-4 miles east of Angwin's
365
Comment
UCD119266
Amsinckia intermedia
Mary N. Artist
1965-3-19
7
Napa
3.5 miles E of Pope Valley.
Comment
UC24615
Amsinckia lycopsoides
Willis L. Jepson
1891-5-1
Napa
Upper Conn Valley; Napa River Basin
Comment
UCD118744
Amsinckia menziesii
Katherine Graham; Plant Biology 102 Collectors
2012-5-5
6
Napa
Las Posadas State Experimental Forest. Northeastern part of property, Recreation Flat, in main meadow, near oak woodland.
388
Comment
UC525580
Amsinckia menziesii var. menziesii
Joseph P. Tracy
1933-4-30
12090
Napa
on hills at head of Moore's Creek (3-4 mi e of Angwin's); Northern Coast Ranges, Howell Mountain
365
Comment
UCD117759
Anagallis arvensis
Lisa Arimoto; Plant Biology 102 Collectors
2012-5-5
3
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
404
Comment
CAS-BOT-BC64141
Ancistrocarphus filagineus
J. P. Tracy
1902-5-17
1513
Napa
Howell Mountain, head of Moore's Creek, 3-4 miles east of Angwin's
365
Comment
SEINET200985
Ancistrocarphus filagineus
J. P. Tracy
1902-5-17
1513
Napa
Howell Mtn; head of Moore's Creek 3-4 mi E of Angwin's
Comment
SEINET2140851
Ancistrocarphus filagineus
J. P. Tracy
1902-5-17
1513
Napa
Howell Mtn; head of Moore's Creek 3-4 mi E of Angwin's
Comment
UC165850
Ancistrocarphus filagineus
J. P. Tracy
1902-5-17
1513
Napa
3 to 4 mi e Angwin's; Howell Mountain, Head of Moore's Creek
365
Comment
UC165851
Ancistrocarphus filagineus
J. P. Tracy
1902-5-15
1457
Napa
3 to 4 mi e, (head of Moore's Creek) Angwin's; Howell Mt., Moore's Creek
457
Comment
UCD118509
Ancistrocarphus filagineus
Amber Kimpel; Plant Biology 102 Collectors
2012-5-5
2
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road. South side of road.
417
Comment
JEPS16002
Angelica tomentosa
Willis L. Jepson
1896-2-23
14263
Napa
Napa River Basin, Howell Mountain, beyond Angwin's Howell Mountain; Napa River Basin, Howell Mountain
Comment
UC106458
Angelica tomentosa
T. S. Brandegee
Aug. 1888
Napa
Howell Mountain
Comment
UC127125
Angelica tomentosa
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7119
Napa
Howell Mountain, Alta Loma Ranch Howell Mountain; , Alta Loma Ranch
487
Comment
UCD117789
Anisocarpus madioides
Marisol Gonzalez; Plant Biology 102 Collectors
2012-5-5
6
Napa
Las Posadas State Experimental Forest. Northeastern part of property, Recreation Flat, where main meadow and forest meet.
387
Comment
CAS-BOT-BC84722
Anthemis cotula
Peter H. Raven
1950-6-20
2356
Napa
In the Napa Range between Conn Valley & Howell Mtn.
Comment
UC1196865
Antirrhinum vexillocalyculatum subsp. vexillocalyculatum
J. P. Tracy
367
Napa
3-4 mi e Angwin's (Head of Moores Creek); Howell Mountain, Moores Creek
365
Comment
JEPS25048
Antirrhinum virga
J. P. Tracy
1899-6-18
368
Napa
3-4 mi e Angwin's (La Jota Plateau); Howell Mountain, Head of Moore's Creek, La Jota Plateau
518
Comment
JEPS5286
Antirrhinum virga
Willis L. Jepson
1893-6-26
21298
Napa
Howell Mt. Napa River Basin (above Toland House)
Comment
UC147871
Antirrhinum virga
J. P. Tracy
1899-6-18
368
Napa
3-4 mi e Angwin's (La Jota Plateau, Head of Moore's Creek); Howell Mountain, Moore's Creek, La Jota Plateau
518
Comment
UC1197615
Apocynum androsaemifolium
Joseph P. Tracy
1899-7-3
435
Napa
3 - 4 mi. e. of Angwin's (on hills at head of Moore's Creek, Howell Mt.); North Coast Ranges, Howell Mt., Moore's Creek
457
Comment
UC449669
Apocynum androsaemifolium
unknown
1910-7-27
Napa
near Angwin Angwin
Comment
POM161353
Apocynum androsaemifolium subsp. pumilum
Rimo Bacigalupi
1928-6-20
s.n.
Napa
Napa County: Howell Mt, 10 miles W of St Helena
Comment
JEPS60391
Aquilegia eximia
W. L. Jepson
1916-8-6
6837
Napa
Moore's Creek Howell Mt.
548
Comment
UC1196199
Aquilegia eximia
Joseph P. Tracy
Jul 2 1899-Jul 5 1899
353
Napa
3-4 mi e Angwin's (hills at head of Moore's Creek); Northern Coast Ranges, Howell Mt.
Comment
UC162866
Aquilegia eximia
Joseph P. Tracy
1905-7-6
2222
Napa
3-4 mi e Angwin's (hills at head of Moore's Creek); Northern Coast Ranges, Howell Mt.
365
Comment
CAS-BOT-BC397795
Aquilegia formosa
Rimo Bacigalupi
1928-6-20
1865
Napa
Howell Mt, 10 miles west of St Helena
Comment
POM161354
Aquilegia formosa var. truncata
Rimo Bacigalupi
1928-6-20
186
Napa
Howell Mt, 10 miles W of St Helena
Comment
UC1196929
Aralia californica
J. P. Tracy
1899-7-6
416
Napa
head of Moore's Creek 3 - 4 mi. e. of Angwin's; Howell Mt.
457
Comment
A343965
Arbutus menziesii
W. L. Jepson
1913-4-15
5308
Unknown
Howell Mt.
762
Comment
JEPS66572
Arbutus menziesii
W. L. Jepson
1913-4-15
5308
Napa
Howell Mountain
762
Comment
UCD117478
Arbutus menziesii
L. Flaherty
1991-4-4
s.n.
Napa
Near Los Posadas.
Comment
UCD118558
Arbutus menziesii
Kaya MacMillen; Plant Biology 102 Collectors
2012-4-29
1
Napa
Las Posadas State Experimental Forest. Near entrance gate on Las Posadas Rd. by fire station.
520
Comment
UCSB11771
Arbutus menziesii
Haller, John
1961-6-18
Napa
Las Posadas State Forest, 1.5 mi. S of Angwin on Howell Mountain Plateau
518
Comment
UCSB19044
Arbutus menziesii
1965-4-13
Napa
3 miles W of Pope Valley on the road between Pope Valley and Angwin
Comment
UC1198122
Arceuthobium campylopodum
J. P. Tracy
1902-5-16
1485
Napa
3-4 mi e Angwin's (haed of Moore's Creek)
457
Comment
UCD118348
Arceuthobium campylopodum
Reed Crane; Plant Biology 102 Collectors
2012-5-5
1
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
417
Comment
A350121
Arctostaphylos canescens
W. L. Jepson
1913-4-15
5311
Unknown
Howell Mt., La Jota Plateau
Comment
GH350098
Arctostaphylos canescens
W. L. Jepson
1913-4-15
5311
Unknown
Howell Mt., La Jota Plateau
Comment
JEPS38624
Arctostaphylos canescens
W. L. Jepson
1913-4-15
5311
Napa
La Jota Plateau Howell Mountain
Comment
CAS-BOT-BC24022
Arctostaphylos canescens subsp. canescens
C. Hart Merriam
1907-7-10
s.n.
Napa
Howell Mt.
Comment
CAS-BOT-BC24023
Arctostaphylos canescens subsp. canescens
C. Hart Merriam
1907-7-10
s.n.
Napa
Howell Mt.
Comment
JEPS38619
Arctostaphylos columbiana
Anson S. Blake
Apr. 1923
Napa
Moore Creek Howell Mountain
Comment
RSA602258
Arctostaphylos glandulosa subsp. cushingiana
L. C. Wheeler
1952-8-30
6883
Napa
Manganese Ridge: Moore Creek, Howell Mountain.
Comment
JEPS49536
Arctostaphylos glandulosa subsp. glandulosa
W. L. Jepson
1938-9-28
19043
Napa
La Jota Mesa, Howell Mt.
Comment
UCSB24479
Arctostaphylos glandulosa subsp. glandulosa
McMinn, Howard
1936-4-4
Napa
Howell Mt., 3 miles south of Angwin
Comment
GH350609
Arctostaphylos manzanita
W. L. Jepson
1896-2-22
Unknown
Howell Mt., beyond Angwin's
Comment
JEPS46407
Arctostaphylos manzanita
unknown
1896-2-23
Napa
Howell Mt.
Comment
OBI14645
Arctostaphylos manzanita
H. E. McMinn
1936-4-4
4390
Napa
Howell Mt
Comment
UCD118157
Arctostaphylos manzanita
Linnea Neuhaus; Plant Biology 102 Collectors
2012-4-29
7
Napa
Las Posadas State Experimental Forest. 0.1 mile northeast of fire station, along undeveloped road, north side of road.
519
Comment
UCD52209
Arctostaphylos manzanita
Roman Gankin
1966-2-26
680
Napa
ca. 100 yards up hill from gate at roadway; property west of Macdonald Ranch, Las Posadas State Forest, Napa County, California.
Comment
UCSB22860
Arctostaphylos manzanita
McMinn, H.
1936-4-4
Napa
Howell Mt.
Comment
CAS-BOT-BC24282
Arctostaphylos manzanita subsp. manzanita
Willis Linn Jepson
1896-2-23
s.n.
Napa
Howell Mt. Napa River Basin.
Comment
CAS-BOT-BC38769
Arctostaphylos manzanita subsp. manzanita
C. Hart Merriam
1907-7-10
s.n.
Napa
Howell Mt.
Comment
JEPS106414
Arctostaphylos manzanita subsp. manzanita
Jake Ruygt
1977-1-9
122
Napa
.15 miles west of Deer Park Rd. on Hill Avenue
548
Comment
JEPS122805
Arctostaphylos manzanita subsp. manzanita
Jake Ruygt
2007-1-21
5109
Napa
Howell Mtn Road, 0.2 mi SW of Conn Valley Road. QUAD: St. Helena.
Comment
JEPS38707
Arctostaphylos manzanita subsp. manzanita
W. L. Jepson
1895-12-26
14714
Napa
hills e St. Helena
Comment
JEPS38708
Arctostaphylos manzanita subsp. manzanita
W. L. Jepson
1898-1-4
14715
Napa
Howell Mt. Howell Mt. (near type locality)
Comment
RSA602257
Arctostaphylos manzanita subsp. manzanita
L. C. Wheeler
1952-8-30
6877
Napa
Manganese Ridge: Moore Creek, Howell Mountain.
Comment
SBBG19111
Arctostaphylos manzanita subsp. manzanita
E. R. Blakley
1956-12-23
2035
Napa
5 mi S of Pope Valley
243
Comment
UC2026414
Arctostaphylos manzanita subsp. manzanita
Louis C. Wheeler
1952-8-30
6877
Napa
MANGANESE RIDGE: Moore Creek, Howell Mountain.
Comment
A350695
Arctostaphylos mariposa
W. L. Jepson
1916-8-6
6826
Unknown
Howell Mt.
Comment
A362187
Arctostaphylos stanfordiana
W. L. Jepson
1896-2-22
Unknown
Sea Jota Plateau, Howell Mt. Napa River Basin
Comment
CAS-BOT-BC43827
Arctostaphylos stanfordiana
C. Hart Merriam
1907-7-10
s.n.
Napa
Howell Mt.
Comment
CAS-BOT-BC43832
Arctostaphylos stanfordiana
H. E. McMinn
1922-6-8
173
Napa
Howell Mt.
Comment
CAS-BOT-BC43836
Arctostaphylos stanfordiana
Willis L. Jepson
1896-2-22
s.n.
Napa
La Jota Plateau, Howell Mt., Napa River Basin
Comment
CAS-BOT-BC43847
Arctostaphylos stanfordiana
Willis L. Jepson
1896-2-23
s.n.
Napa
La Jota Plateau, Howell Mt., Napa River Basin
Comment
GH362183
Arctostaphylos stanfordiana
W. L. Jepson
1936-12-7
17992
Unknown
Howell Mt.
Comment
GH362186
Arctostaphylos stanfordiana
W. L. Jepson
1896-2-23
Unknown
Sea Jota Plateau, Howell Mt. Napa River Basin
Comment
JEPS38675
Arctostaphylos stanfordiana
W. L. Jepson
1915-12-6
6586
Napa
Howell Mt. Napa Range
Comment
JEPS38676
Arctostaphylos stanfordiana
Willis L. Jepson
1896-2-23
14723
Napa
La Jota Plateau Napa Range, Napa River Basin, Howell Mt.
Comment
JEPS38679
Arctostaphylos stanfordiana
W. L. Jepson
1913-4-15
5317
Napa
Howell Mt. Napa Range
609
Comment
JEPS38680
Arctostaphylos stanfordiana
W. L. Jepson
1916-8-6
6827
Napa
summit Napa Range, Howell Mt.
Comment
JEPS58788
Arctostaphylos stanfordiana
W. L. Jepson
1938-9-28
19041
Napa
La Jota Mesa Howell Mt.
Comment
SD64429
Arctostaphylos stanfordiana
Darley F. Howe
1966-6-3
4264
Napa
3 mi. S of Angwine
305
Comment
UC127170
Arctostaphylos stanfordiana
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7118
Napa
Alta Loma Ranch Howell Mountain
487
Comment
UC205100
Arctostaphylos stanfordiana
Katharine Brandegee
Napa
Anguins
Comment
UCD53846
Arctostaphylos stanfordiana
Roman Gankin
1966-2-26
679
Napa
Ca. 100 yards up hill from gate at roadway; property west of Macdonald Ranch; Las Posadas State Forest.
Comment
UCR23649
Arctostaphylos stanfordiana
John C. Roos
1939-1-21
300
Napa
North Coast Range, Pacific Union College, Angwin
549
Comment
UCSB25234
Arctostaphylos stanfordiana
McMinn, Howard
1936-4-4
Napa
Game Refuge, Howell Mountain
Comment
JEPS120405
Arctostaphylos stanfordiana subsp. decumbens
Jake Ruygt
2007-3-3
5123
Napa
About 1/2 mile SE of Las Posadas Fire Station.
Comment
RSA181909
Arctostaphylos stanfordiana subsp. stanfordiana
W. L. Jepson
1936-12-7
17992
Napa
Howell Mt.
Comment
RSA181955
Arctostaphylos stanfordiana subsp. stanfordiana
W. L. Jepson
1915-12-6
6586
Napa
Howell Mt.
Comment
RSA602256
Arctostaphylos stanfordiana subsp. stanfordiana
L. C. Wheeler
1952-8-30
6876
Napa
Manganese Ridge: Moore Creek, Howell Mountain.
Comment
SBBG5508
Arctostaphylos stanfordiana subsp. stanfordiana
E. R. Blakley
1956-12-23
2017
Napa
trail to Linda Falls, Angwin
426
Comment
UC2026413
Arctostaphylos stanfordiana subsp. stanfordiana
Louis C. Wheeler
1952-8-30
6876
Napa
MANGANESE RIDGE: Moore Creek, Howell Mountain.
Comment
UCR101766
Arctostaphylos stanfordiana subsp. stanfordiana
L. C. Wheeler
1952-8-30
6876
Napa
Manganese Ridge: Moore Creek, Howell Mtn
Comment
GH362450
Arctostaphylos viscida
W. L. Jepson
1916-8-6
6826
Unknown
Howell Mt., Moore's Creek
Comment
UCD52447
Arctostaphylos viscida
Roman Gankin
1966-2-26
681
Napa
Next to roadway at gate; property west of Macdonald Ranch, Las Posadas State Forest, Napa County, California.
Comment
JEPS120408
Arctostaphylos viscida subsp. pulchella
Jake Ruygt
2007-3-31
5135
Napa
Las Posadas State Forest, NE of Recreation Flat.
Comment
UC604657
Arctostaphylos viscida subsp. pulchella
Joseph P. Tracy
1938-6-5
15835
Napa
5 mi e Angwin's (on hills at head of Moore's Creek); Howell Mountain
457
Comment
JEPS38778
Arctostaphylos viscida subsp. viscida
W. L. Jepson
1916-8-6
6826
Napa
Moore's Creek Howell Mountain
Comment
JEPS38779
Arctostaphylos viscida subsp. viscida
W. L. Jepson
1916-8-7
6840
Napa
Moore's Creek Howell Mountain
Comment
JEPS78439
Arctostaphylos viscida subsp. viscida
Edward Lee
1936-3-15
1808
Napa
Rutherford-Pope Valley Rd 10.7 mi out Rutherford
Comment
JEPS78440
Arctostaphylos viscida subsp. viscida
Edward Lee
1936-3-15
1809
Napa
Rutherford-Pope Valley Rd 10.7 mi out Rutherford
Comment
SBBG19109
Arctostaphylos viscida subsp. viscida
E. R. Blakley
1956-12-23
2036
Napa
6 mi S of Pope Valley on the lake rd
335
Comment
SBBG19110
Arctostaphylos viscida subsp. viscida
E. R. Blakley
1956-12-23
2018
Napa
trail to Linda Falls, Angwin
426
Comment
UCD118543
Arctostaphylos viscida subsp. viscida
Roxanne Faure; Plant Biology 102 Collectors
2012-5-5
3
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
404
Comment
CAS-BOT-BC400455
Aristolochia californica
Mrs. H. C. Cantelow
1936-3-22
1123
Napa
Howell Mt.
Comment
UC55942
Aristolochia californica
J. P. Tracy
1902-5-20
1561
Napa
3 - 4 mi. e. Angwin's (1 mi. from St. Helena, along Howell Mt. rd., head of Moore's Creek); Howell Mt., Moore's Creek
152
Comment
UC166074
Arnica discoidea
J. P. Tracy
1905-7-6
2224
Napa
3-4 mi e of, head of Moore's Creek Angwin's; Howell Mountain, Moore's Creek
457
Comment
UC1103507
Asarum caudatum
J. P. Tracy
1902-5-21
1596
Napa
Head of Moore's Creek, 3-4 miles East of Angwin's
304
Comment
UC6173
Asarum caudatum
Willis L. Jepson
1893-5-8
Napa
Howell Mountain, Napa River Basin
Comment
UCD164859
Asarum caudatum
Jake Ruygt
2013-5-18
5909
Napa
Las Posadas State Forest.
367
Comment
RSA424721
Astragalus claranus
Aaron Liston, M. Blumler, B. Grummer
1987-4-25
661 -1
Napa
NE side of Lake Hennessey, Conn Valley Road.
Comment
UC1199089
Astragalus gambelianus
Joseph P. Tracy
1899-6-14
400
Napa
3-4 mi e Angwin's Howell Mountain (on hills at head of Moore's Creek, Howell Mountain); Northern Coast Ranges, , head of Moore's Cree
365
Comment
UC1239779
Athyrium filix-femina var. cyclosorum
Joseph P. Tracy
1905-7-6
2216
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mt
457
Comment
RSA591760
Athysanus pusillus
J. C. Roos
1939-4-18
277
Napa
Snell Valley, Pacific Union College, Angwin.
Comment
UC1198295
Athysanus pusillus
Joseph P. Tracy
1902-5-15
1461
Napa
3-4 mi e of Angwin's (at head of Moore's Creek, Howell Mountain); Northern Coast Ranges, Howell Mountain, Moore's Creek
365
Comment
UCR23605
Athysanus pusillus
John C. Roos
1939-4-18
277
Napa
North Coast Range, Pacific Union College; Angwin
549
Comment
CLARK-A1528-1269
Avena sativa
John C. Roos
1939-4-16
257
Napa
Angwin
Comment
UCD118147
Baccharis pilularis
Linnea Neuhaus; Plant Biology 102 Collectors
2012-4-29
5
Napa
Las Posadas State Experimental Forest. Just northeast of fire station, along undeveloped road, south side of road.
519
Comment
CAS-BOT-BC16526
Barbarea orthoceras
Paul F. Covel
1940-4-30
1710
Napa
CCC - Las Posadas Camp - near Pacific Union College.
Comment
CAS-BOT-BC16530
Barbarea orthoceras
Peter H. Raven
1952-5-26
4053
Napa
Howell Mountain (east side).
304
Comment
CDA11618
Barbarea orthoceras
G. F. Hrusa, G. L. Stebbins
1994-3-11
11601
Napa
North Coast Biodiversity Arena; Ink Grade, approx. 2 m. NE of Angwin.
Comment
GH378735
Barbarea orthoceras
W. L. Jepson
1924-4-6
10319
Unknown
Howell Mt.
914
Comment
JEPS42569
Barbarea orthoceras
W. L. Jepson
1924-4-6
10319
Napa
Howell Mountain Napa RAnge
914
Comment
JEPS42577
Barbarea orthoceras
W. L. Jepson
1893-1
13344
Napa
Howell Mountain
Comment
UC552234
Barbarea orthoceras
Joseph P. Tracy
1933-4-30
12111
Napa
La Jota Palteau, Howell Mountain, on hills head of Moore's creek, 3-4 miles East of Angwin's
518
Comment
UCD117807
Barbarea orthoceras
Eileen Hollett; Plant Biology 102 Collectors
2012-4-29
5
Napa
Las Posadas State Experimental Forest. Along dirt road that goes northeast of fire station. In ditch on west side of road.
519
Comment
RSA247333
Briza maxima
Gary D. Wallace
1967-5-27
766
Napa
Northwest of St. Helena on Howell Mtn. Rd. 2 mi. west of Pacific Union College.
Comment
UCD121153
Briza maxima
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-4-29
7349
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. Ca. 0.2 mile from Fire Station, along dirt road that travels north/northeast from Station.
522
Comment
RSA247335
Briza minor
Gary D. Wallace
1967-5-27
767
Napa
Northwest of St. Helena on Howell Mtn. Rd. 2 mi west of Pacific Union College.
Comment
UC1158114
Briza minor
Joseph P. Tracy
1950-5-23
18676
Napa
La Jota Plateau Northern Coast Ranges, Howeel Mountain (3-4 mi e of Angwin's, on hills at head of Moore's Creek)
518
Comment
UC187258
Briza minor
Louise Martin
1902-5-15
1445
Napa
3-4 mi e Angwin's (head of creek); Howell Mountain, Moore's Creek
396
Comment
UCD118547
Briza minor
Roxanne Faure; Plant Biology 102 Collectors
2012-5-5
7
Napa
Las Posadas State Experimental Forest. Northeastern part of property, Recreation Flat.
387
Comment
UCD57406
Briza minor
Joseph P. Tracy
1950-5-23
18676
Napa
Northern Coast Ranges. Howell Mountain. At head of Moore's Creek, 3-4 miles east of Angwin's. La Jota Plateau.
518
Comment
JEPS129040
Brodiaea leptandra
Jake Ruygt
2016-6-6
6276
Napa
Okin Ranch, Chiles Valley. St. Helena 7.5' Quad.
Comment
JEPS50490
Brodiaea leptandra
Rimo Bacigalupi with T. I. Chuang and L. Constance
1967-7-6
9305
Napa
in dry bed of rivulet along Conn Valley Rd. 0.8 mi e junction with Howell Mtn. road (at upper end of valley); Conn Valley
121
Comment
UC657700
Brodiaea leptandra
Milo S. Baker
1941-6-30
10158
Napa
n road from Silverado Trail, along highway to Howell Mt.
Comment
UCD148734
Brodiaea leptandra
Jake Ruygt
1979-7-28
757
Napa
Napa County; 0.9 mile east of Cold Springs Rd. on Los Posados Rd.
521
Comment
UCD77156
Brodiaea leptandra
Robert E. Preston
2002-6-17
1820
Napa
Ca. 1.6 mi sw of Pope Valley, along Ink Grade, 0.36 mi n of its jct with Howell Mtn Rd.
518
Comment
UCD77197
Brodiaea leptandra
Robert E. Preston
2004-6-26
2265
Napa
Angwin, along Las Posadas Rd, ca. 1.1 mi from Howell Mountain Rd
512
Comment
SBBG118107
Bromus
C. Bornstein, E. Collins
2004-6-19
Napa
Pope Valley Rd, 1.6 mi N of jct with Lower Chiles Valley Rd
259
Comment
JEPS76092
Bromus carinatus var. carinatus
W. L. Jepson
1938-5-24
18849
Napa
Plateau n of Four Corners (Napa Range, Howell Mountain); Napa Range, Howell Mountain
762
Comment
SEINET201050
Bromus carinatus var. carinatus
J. P. Tracy
1902-5-21
1580
Napa
Dry hillside
457
Comment
UCD120796
Bromus diandrus
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-4-29
7333
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. Near entrance gate, west of fire station buildings.
521
Comment
HSC26182
Bromus hordeaceus
J. P. Smith, J. O. Sawyer
1970-5-17
3777
Napa
3 mi. S of Pope Valley
Comment
UCD120791
Bromus hordeaceus
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-4-29
7331
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. Near entrance gate, west of fire station buildings.
521
Comment
JEPS75643
Bromus laevipes
W. L. Jepson
1936-5-31
17567
Napa
Napa Range, Howell Mountain Howell Mountain; Napa Range, Howell Mountain
Comment
HSC26167
Bromus madritensis subsp. madritensis
J. P. Smith, J. O. Sawyer
1970-5-17
3779
Napa
3 mi. S of Pope Valley
Comment
UCD121145
Bromus pseudolaevipes
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-4-29
7345
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. Ca. 0.1 mile from Fire Station, along dirt road that travels north/northeast from Station. Near small drainage that is just west of granitic grassland on north side of road.
519
Comment
POM262786
Bromus rubens
J. C. Roos
1939-4-28
261
Napa
Angwin, Howell Mtn.
Comment
UCD121177
Bromus rubens
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-5-5
7357
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. NE Part of property. Ridge to the north of Recreation Flat area along undeveloped road.
416
Comment
UCD120793
Bromus sterilis
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-4-29
7332
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. Near entrance gate, west of fire station buildings.
521
Comment
UCD118546
Calamagrostis ophitidis
Roxanne Faure; Plant Biology 102 Collectors
2012-5-5
6
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, downslope and 30 meters south of undeveloped road.
391
Comment
UC146148
Callitriche heterophylla var. bolanderi
J. P. Tracy
1902-5-21
1614
Napa
3-4 mi e Angwin's; Howell Mountain, Head of Moore's Creek
518
Comment
UC1103688
Callitriche marginata
J. P. Tracy
1902-5-21
1626
Napa
Head of Moore's Creek, 3 to 4 miles east of Angwin's; Howell Mountain
518
Comment
POM169353
Calochortus amabilis
Joseph P. Tracy
1902-5-15
1480
Napa
Head of Moores Creek, 3-4 mi E of Angwins.
366
Comment
POM263156
Calochortus amabilis
J. C. Roos
1939-4-18
278
Napa
Howell Mountain, Angwin.
Comment Read comments Feb 15 2006
RSA377263
Calochortus amabilis
Robert Gustafson, Don Reynolds
1983-6-7
2732
Napa
Howell Mtn. Rd., about 1 1/2 mi N of Angwin.
488
Comment
RSA450207
Calochortus amabilis
J. C. Roos
1939-3-27
305
Napa
Snell Valley, Pacific Union College, Angwin
Comment
UC13849
Calochortus amabilis
Harley P. Chandler
May 1898
Napa
Howell Mt.
Comment
UC14990
Calochortus amabilis
J. P. Tracy
1902-5-15
1480
Napa
3-4 mi e Angwin's; Howell Mountain, Head of Moores Creek
365
Comment
UCD118729
Calochortus amabilis
Katherine Graham; Plant Biology 102 Collectors
2012-5-5
1
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
417
Comment
UCD139478
Calochortus amabilis
H. Popenoe
1949-5-1
19
Napa
one mile from Pope Valley on road to St. Helena.
Comment
UC1197688
Calochortus luteus
J. P. Tracy
1899-6-17
450
Napa
3-4 mi e Angwin's; Howell Mountain, Head of Moores Creek
365
Comment
UC14991
Calochortus luteus
J. P. Tracy
1899-6-19
449
Napa
3-4 mi e Angwin's; Howell Mountain, Head of Moores Creek
365
Comment
IRVC12847
Calochortus pulchellus
A. French
1967-5-14
30
Napa
1.0 mi. E of jct Howell Mt Rd and Conn Valley Rd. North Coastal Ranges
Comment Read comments Apr 27 2007
UCR24142
Calochortus pulchellus
John C. Roos
1939-4-18
278
Napa
North Coast Range, Pope Valley Grade, Angwin
500
Comment Read comments Feb 17 2006
UC1103467
Calochortus tolmiei
J. P. Tracy
1899-6-10
447
Napa
3-4 mi e Angwin's; Howell Mountain, Head of Moores Creek
457
Comment
CAS-BOT-BC270616
Calycadenia multiglandulosa
H. P. Chandler
1907-7-19
7603
Napa
Howell Mountain
Comment
CAS-BOT-BC270617
Calycadenia multiglandulosa
H. P. Chandler
1907-7-19
7603
Napa
Howell Mountain
Comment
JEPS38540
Calycadenia multiglandulosa
W. L. Jepson
1916-8-6
6832
Napa
Howell Mt.
Comment
SEINET3147523
Calycadenia multiglandulosa
H. P. Chandler
1907-7-19
7603
Napa
Howell Mt.
Comment
UC126853
Calycadenia multiglandulosa
H. P. Chandler
1907-7-19
7603
Napa
Howell Mt.
Comment
POM268784
Calycadenia multiglandulosa subsp. cephalotes
H. P. Chandler
1907-7-19
7603
Napa
Howell Mt.
Comment
POM30958
Calycadenia multiglandulosa subsp. cephalotes
H. P. Chandler
1907-7-19
7603
Napa
Howell Mt.
Comment
JEPS38539
Calycadenia pauciflora
W. L. Jepson
1916-8-6
6831
Napa
Howell Mt.
Comment
JEPS20244
Calycadenia truncata
Willis L. Jepson
1893-9-22
Napa
La Lomita Napa River Basin
Comment
UC1876642
Calycadenia truncata
Gerald D. Carr
1971-11-6
686
Napa
0.8 mi S of Angwin on Howell Mt. Rd.
Comment
UC1953744
Calycadenia truncata
R. L. Carr
1986-10-2
2264
Napa
Ca. 0.5 mi S of Pacific Union College Campus (first road cut S of Angwin) on rocky flat above road (=GDC 682)
Comment
UC89042
Calycadenia truncata
K. Brandegee
1888-9-1
Napa
Howell Mountain
Comment
UCD129878
Calycadenia truncata
Gerald D. Carr
1971-11-6
686
Napa
0.8 mile south of Angwin on Howell Mt. Road.
Comment
CAS-BOT-BC271568
Calycadenia truncata subsp. truncata
G. D. Carr
1971-10-23
682
Napa
Howell Mt. Rd. ca. 0.8 S of Angwin
476
Comment
CAS-BOT-BC271573
Calycadenia truncata subsp. truncata
Brandegee
No date on label.
s.n.
Napa
Howell Mt.
Comment
CAS-BOT-BC271574
Calycadenia truncata subsp. truncata
Brandegee
No date on label.
s.n.
Napa
Howell Mt.
Comment
CAS-BOT-BC271575
Calycadenia truncata subsp. truncata
Mrs. C. E. Miller
1918-8-1
s.n.
Napa
Howell Mt.
Comment
HSC65076
Calycanthus occidentalis
J. P. Smith, J. O. Sawyer
1970-5-17
3771
Napa
3 mi. S of Pope Valley
Comment
JEPS20255
Calycanthus occidentalis
W. L. Jepson
1942-11-1
20747
Napa
Yankee Creek
Comment
JEPS40311
Calycanthus occidentalis
W. L. Jepson
1894-10-18
Napa
Upper Conn Valley
Comment
LA204508
Calycanthus occidentalis
Joseph Andorfer Ewan;
1934-4-30
8850
Napa
near White Cottages below Pope Valley
Comment
RSA23335
Calycanthus occidentalis
Joseph A. Ewan
1934-4-30
8850
Napa
Near White Cottages below Pope Valley.
Comment
RSA602914
Calycanthus occidentalis
Joseph A. Ewan
1934-4-30
8850
Napa
Near White Cottages below Pope Valley.
Comment
SBBG2304
Calycanthus occidentalis
E. R. Blakley
1956-12-23
2016
Napa
base of Linda Falls, Angwin
426
Comment
SEINET3153864
Calycanthus occidentalis
H. P. Chandler
1906-9-7
713
Napa
Alta Loma ranch
549
Comment
UC1196352
Calycanthus occidentalis
J. P. Tracy
1899-7-2
378
Napa
3 to 4 mi e Angwin's (along Moore's Creek); Howell Mountain, Head of Moore's Creek
335
Comment
UC126481
Calycanthus occidentalis
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7133
Napa
Alta Loma Ranch; Howell Mountain
487
Comment
UCD137917
Calycanthus occidentalis
J. P. Smith; J. O. Sawyer
1970-5-17
3771
Napa
3 miles south of Pope Valley.
Comment
UCSB12599
Calycanthus occidentalis
Haller, John
1961-6-18
Napa
Bank of Napa River intersection of St. Helena-Angwin road with Silverado Trail Road, about 1.5 mi. N of St. Helena
76
Comment
CAS-BOT-BC221555
Calystegia collina subsp. collina
R. K. Brummitt; A. Wolf; R. W. Howe
1998-5-15
19848
Napa
10 km NE of St. Helena, on Chiles and Pope Valley Road
300
Comment
JEPS31603
Calystegia collina subsp. collina
W. L. Jepson
1938-5-24
18841
Napa
Howell Mtn.
Comment
UC1197876
Calystegia collina subsp. collina
Joseph P. Tracy
1902-5-17
1520
Napa
on hills at head of Moore's Creek Howell Mountain (3-4 mi e of Angwin's); Northern Coast Ranges, , Moore's Creek
365
Comment
UC1794972
Calystegia collina subsp. collina
R. K. Brummitt, A. Wolf, and R. W. Howe
1998-5-15
19848
Napa
10 km NE of St. Helena, on Chiles and Pope Valley Road
300
Comment
UCD117787
Calystegia collina subsp. collina
Marisol Gonzalez; Plant Biology 102 Collectors
2012-5-5
4
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
405
Comment
UCSC009027
Calystegia collina subsp. collina
Dylan M. Neubauer
2015-4-24
129
Napa
(NCoRI) Dirt road abutting drainage flowing S/N on S side Chiles-Pope Valley Road
301
Comment
CAS-BOT-BC224342
Calystegia subacaulis subsp. subacaulis
Rimo Bacigalupi
1928-6-20
1859
Napa
Howell Mt 10 miles west of St Helena
Comment
JEPS31722
Camissonia contorta
Willis L. Jepson
1893-6-26
14478
Napa
Howell Mt. Napa River Basin
Comment
UC1196942
Camissoniopsis hirtella
J. P. Tracy
1902-5-16
1508
Napa
3-4 mi e Angwin's (head of creek); Howell Mountain, Moore's Creek
365
Comment
UC169030
Campanula griffinii
Joseph P. Tracy
1902-5-21
1576 1/2
Napa
on hills at head of Moore's Creek 3-4 mi e Angwin's; Northern Coast Ranges, Howell Mountain
457
Comment
UC169031
Campanula griffinii
Joseph P. Tracy
1905-7-5
2209
Napa
on hills at head of Moore's Creek 3-4 mi e Angwin's; Northern Coast Ranges, Howell Mountain
365
Comment
UC168960
Campanula prenanthoides
Joseph P. Tracy
1905-7-6
2223
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain
457
Comment
UC1199191
Cardamine californica
Joseph P. Tracy
1902-5-17
1529
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek, Howell Mountain); Northern Coast Ranges, Howell Mt., Moore's Creek
426
Comment
UCD114190
Cardamine californica
G. F. Hrusa; G. L. Stebbins
1994-3-11
11597
Napa
Las Posadas State Forest; immediately E of Fire Station in upper drainage of Moore Creek.
450
Comment
UCD117927
Cardamine californica
Rachel Westaby; Plant Biology 102 Collectors
2012-4-29
4
Napa
Las Posadas State Experimental Forest. Just northeast of the fire station along undeveloped road.
519
Comment
UCD74393
Cardamine californica
Jake Ruygt
2006-4-15
4978
Napa
Las Posadas State Forest, near county road.
507
Comment
CDA11617
Cardamine californica var. integrifolia
G. F. Hrusa, G. L. Stebbins
1994-3-11
11597
Napa
North Coast Biodiversity Arena; Las Posadas State Forest, immediately E of Fire Station in upper drainage of Moore Creek.
Comment
GH378986
Cardamine californica var. integrifolia
W. L. Jepson
1896-2-23
Unknown
Howell Mt.
Comment
JEPS77946
Cardamine californica var. integrifolia
Edward Lee
1936-3-15
1912
Napa
Rutherford-Pope Valley road 10.7 mi out Rutherford; near Rutherford
Comment
UCR115091
Cardamine californica var. integrifolia
G. Fred Hrusa, G. L. Stebbins
1994-3-11
11597
Napa
Las Posadas State Forest, Immediately east of fire station in upper drainage of Moore Creek.
450
Comment
CAS-BOT-BC17797
Carex amplifolia
Hugh Leech
1972-11-6
s.n.
Napa
Napa Range. 2.5 miles north of Angwin.
Comment
UC50828
Carex amplifolia
J. P. Tracy
1902-5-21
1606
Napa
3-4 mi e Angwin's (head of Moore's Creek); Moore's Creek
365
Comment
JEPS63517
Carex barbarae
W. L. Jepson
1936-7-2
17664
Napa
Angwin Meadow, Howell Mountain, Napa Range
Comment
CDA10951
Carex bolanderi
G. F. Hrusa, G. L. Stebbins
1994-4-8
11709
Napa
North Coast Biodiversity Arena; Las Posadas State Forest. On moist rocks in streambed of upper Moores Creek. Deep shade under redwoods.
Comment
CDA11437
Carex bolanderi
G. F. Hrusa, M. Tu
1995-5-6
12160
Napa
North Coast Biodiversity Arena; Shade of redwoods along Moores Creek in Las Posadas State Forest. Clumping in moist site at edge of Creek. Perennial.
Comment
UC1103107
Carex bolanderi
J. P. Tracy
1902-5-21
1597
Napa
Howell Mountain, head of Moore's Creek, 3-4 mi E of Angwin's
335
Comment
CAS-BOT-BC18902
Carex densa
Joseph Prince Tracy
1938-6-5
15836
Napa
Howell Mountain. On hills at head of Moore's Creek, 5 miles east of Angwin's.
457
Comment
CAS-BOT-BC18903
Carex densa
J. W. Stacey
1933-5-15
s.n.
Napa
Howell Mountain.
Comment
JEPS63518
Carex densa
W. L. Jepson
1936-7-2
17640
Napa
Angwin Meadow, Howell Mountain Napa Range
Comment
UC1115810
Carex densa
Joseph P. Tracy
1938-6-5
15836
Napa
5 mi E of Angwins (Howell Mountain, hills at head of Moores Creek)
457
Comment
UC50831
Carex densa
J. P. Tracy
1902-5-17
1523
Napa
3-4 miles E of Angwin's (Head of Moore's Creek); Howell Mountain
457
Comment
CAS-BOT-BC19983
Carex feta
Peter H. Raven
1952-5-26
4043
Napa
Howell Mountain.
548
Comment
UC1103568
Carex multicaulis
J. P. Tracy
1902-5-18
1545 1/2
Napa
3-4 mi e Angwin's (head Moore's Creek); Head Moore's Creek, Howell Mountain
487
Comment
UC50830
Carex multicaulis
J. P. Tracy
1902-5-21
1616
Napa
3-4 mi e Angwin's (head of Moore's Creek); Howell Mountain
487
Comment
UC562284
Carex multicaulis
Joseph P. Tracy
1933-4-30
12101
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain
365
Comment
UCD121154
Carex multicaulis
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-4-29
7351
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. Ca. 0.2 mile from Fire Station, along dirt road that travels north/northeast from Station.
522
Comment
JEPS81260
Carex nudata
Edward Lee with A. Carter and E. Crum
1936-3-15
1807
Napa
8 mi out Rutherford (on Rutherford-Pope Valley road)
Comment
JEPS129076
Carex tumulicola
Jake Ruygt
2016-4-12
6185
Napa
Wantrup Wildlife Sanctuary, Hardin Road. Chiles Valley 7.5' Quad.
Comment
RSA296388
Castilleja affinis
W. L. Jepson
1938-5-24
18839
Napa
Near Four Corners, Howell Mountain.
Comment
JEPS110617
Castilleja affinis subsp. affinis
Jake Ruygt
1991-5-11
2652
Napa
1 mile north of College Ave. on Howell Mountain Rd.
551
Comment
JEPS25049
Castilleja affinis subsp. affinis
J. P. Tracy
1899-6-26
371
Napa
32 mi e Angwin's; Howell Mountain, Head of Moores Creek
365
Comment
JEPS3817
Castilleja affinis subsp. affinis
W. L. Jepson
1938-5-24
18839
Napa
near Four Corners; Howell Mountain
Comment
UC103530
Castilleja affinis subsp. affinis
Mrs. Goetsche
1901-5-1
Napa
Angwin
Comment
JEPS57375
Castilleja applegatei subsp. martinii
L. R. Heckard and T. I. Chuang
1968-6-18
1941
Napa
1 mi below Ink Grade junction with Howell Mt. road (Ink Grade, ne of Angwin)
457
Comment
JEPS9976
Castilleja attenuata
W. L. Jepson
1904-6-3
2436
Napa
Howell Mt. Napa Range
792
Comment
UCD116985
Castilleja attenuata
Jillian Howard; Plant Biology 102 Collectors
2012-4-29
6
Napa
Las Posadas State Experimental Forest. 0.1 miles NE of fire station, north side of dirt road.
518
Comment
JEPS10340
Castilleja exserta subsp. exserta
W. L. Jepson
1915-4-13
5307
Napa
Howell Mt.
609
Comment
UCD117763
Castilleja lacera
Lisa Arimoto; Plant Biology 102 Collectors
2012-5-5
5
Napa
Las Posadas State Experimental Forest. Northeastern part of property, in Recreation Flat valley. Adjacent to serpentine slope.
386
Comment
JEPS25050
Castilleja minor subsp. spiralis
J. P. Tracy
1899-7-5
372
Napa
3-4 mi e Angwin's (head of Moore's Creek, Howell Mountain); Howell Mountain, head of Moore's Creek
365
Comment
UC147875
Castilleja minor subsp. spiralis
J. P. Tracy
1905-7-6
2231
Napa
3-4 mi e Angwin's; Howell Mountain, Head of Moore's Creek
365
Comment
UC1222458
Castilleja rubicundula subsp. lithospermoides
Joseph P. Tracy
1933-6-2
12485
Napa
3-4 mi e Angwin's (on hills at Head of Moore's Creek); Northern Coast Ranges, Howell Mountain, Head of Moore's Cree
365
Comment
UC146239
Castilleja rubicundula subsp. lithospermoides
J. P. Tracy
1902-5-15
1454
Napa
3-4 mi e Angwin's; Howell Mountain, Head of Moores Creek
457
Comment
JEPS42323
Ceanothus
W. L. Jepson
1904-6-3
2451
Napa
Howell Mt.
Comment Read comments Jan 18 2009
RSA41954
Ceanothus cuneatus
H. C. Cantelow
1936-3-22
1139
Napa
Howell Mt.
Comment
JEPS42189
Ceanothus cuneatus var. cuneatus
W. L. Jepson
1904-6-3
2447
Napa
Howell Mt.
Comment
JEPS42196
Ceanothus cuneatus var. cuneatus
W. L. Jepson
1913-4-15
5313
Napa
Howell Mt.
609
Comment
JEPS42325
Ceanothus dentatus
W. L. Jepson
1913-4-15
5312
Napa
Howell Mt.
Comment
RSA602255
Ceanothus dentatus
Louis C. Wheeler
1952-8-30
6874
Napa
Manganese Ridge: Moore Creek, Howell Mountain.
Comment
UCR101771
Ceanothus dentatus
L. C. Wheeler
1952-8-30
6874
Napa
Manganese Ridge: Moore Creek, Howell Mtn
Comment
OBI10254
Ceanothus divergens
Milo S. Baker
1941-6-30
10159
Napa
Along hwy to Howell Mt N road from Silverado Trl
Comment
GH349327
Ceanothus foliosus
W. L. Jepson
1924-4-6
10318
Unknown
Howell Mt., Napa Range
914
Comment
OBI10527
Ceanothus foliosus
H. E. McMinn
1936-4-4
4378
Napa
Howell Mt 2 mi S of Angwin
Comment
RSA285633
Ceanothus foliosus
D. C. Michener
1982-7-25
4116
Napa
2 miles SW of jct with college way in anguin.
Comment
RSA292971
Ceanothus foliosus
Reino Alava
1957-5-30
1014
Napa
along the road 2.5 miles from the town of Pope Valley on the road to St. Helena
Comment
UC1198028
Ceanothus foliosus
Joseph P. Tracy
1902-5-17
1512
Napa
3-4 mi e Angwins (on hills at head of Moore's Creek.); Howell Mt., North Coast Ranges
365
Comment
UCD112124
Ceanothus foliosus
Beecher Crampton
1962-10-9
6693
Napa
3.5 miles southwest Angwin, Howell Mountain Road.
Comment
UCD112127
Ceanothus foliosus
Ray Prag
1971-1-31
180
Napa
near Las Posadas State Forest.
Comment
CAS-BOT-BC50876
Ceanothus foliosus var. foliosus
H. E. McMinn
1922-6-8
175
Napa
Howell Mt.
Comment
CAS-BOT-BC50912
Ceanothus foliosus var. foliosus
Paul F. Covel
1940-4-28
1705
Napa
Grade near Sanatarium
Comment
CAS-BOT-BC50915
Ceanothus foliosus var. foliosus
C. Hart Merriam
1907-7-10
s.n.
Napa
Howell Mt.
Comment
JEPS42328
Ceanothus foliosus var. foliosus
W. L. Jepson
1915-12-6
6585
Napa
Howell Mt.
Comment
JEPS42434
Ceanothus foliosus var. foliosus
W. L. Jepson
1924-4-6
10318
Napa
Howell Mountain, Napa Range
914
Comment
SBBG4190
Ceanothus foliosus var. foliosus
E. R. Blakley
1956-12-23
2014
Napa
trail to Linda Falls, Angwin
426
Comment
CAS-BOT-BC50634
Ceanothus jepsonii
Joseph P. Tracy
1902-5-21
1593
Napa
Howell Mountain, on hills at head of Moore's Creek, 3-4 miles east of Angwin's
365
Comment
CAS-BOT-BC50637
Ceanothus jepsonii
Roman Gankin
1966-2-26
678
Napa
Next to roadway at gate; property west of macdonald Ranch, las Posadas State Forest
Comment
CAS-BOT-BC50639
Ceanothus jepsonii
C. Hart Merriam
1907-7-10
s.n.
Napa
Howell Mt.
Comment
GH349689
Ceanothus jepsonii
J. P. Tracy
1902-5-21
1593
Unknown
Howell Mountain, on hills at head of Moore's Creek, 3-4 miles east of Angwin's
Comment
GH349691
Ceanothus jepsonii
W. L. Jepson
1904-6-3
2451
Unknown
Howell Mt.
Comment
JEPS129028
Ceanothus jepsonii
Jake Ruygt
2016-6-6
6277
Napa
Okin Ranch, Chiles Valley. St. Helena 7.5' Quad.
Comment
JEPS20109
Ceanothus jepsonii
W. L. Jepson
1915-12-6
6589
Napa
Howell Mt.
Comment
POM263486
Ceanothus jepsonii
J. C. Roos
1939-2-28
306
Napa
howell Mt. Napa Range
Comment
UC166029
Ceanothus jepsonii
Joseph P. Tracy
1902-5-21
1593
Napa
3-4 mi e Angwin's (Howell Mt., hills at head of Moore's Creek.); Northern Coast Ranges
365
Comment
UC423435
Ceanothus jepsonii
Katharine Brandegee
1916-7-27
Napa
near Angwin
Comment
UCD112060
Ceanothus jepsonii
Roman Gankin
1966-2-26
678
Napa
Next to roadway at gate; property west of Macdonald Ranch, Las Posadas State Forest.
Comment
UCD118607
Ceanothus jepsonii
William Goss; Plant Biology 102 Collectors
2012-5-5
4
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
407
Comment
UCR23540
Ceanothus jepsonii
John C. Roos
1939-2-28
306
Napa
North Coast Range, Pacific Union College, Angwin
549
Comment
JEPS110859
Ceanothus oliganthus var. sorediatus
Jake Ruygt
1976-4-29
34
Napa
.6 mile SW of Napa-Solano Co. line on HWY 128
164
Comment
UC165826
Ceanothus oliganthus var. sorediatus
Joseph P. Tracy
1902-5-22
1627
Napa
3-4 mi e Angwin's (at head of Moore's Creek.); Howell Mt., Northern Coast Ranges
365
Comment
CAS-BOT-BC53213
Ceanothus parryi
Joseph P. Tracy
1902-5-21
1583
Napa
Howell Mountain, on hills at head of Moore's Creek, 3-4 miles east of Angwin's
365
Comment
GH425053
Ceanothus parryi
J. P. Tracy
1902-5-21
1583
Unknown
Howell Mountain, on hills at head of Moore's Creek, 3-4 miles east of Angwin's
Comment
UC1197999
Ceanothus parryi
Joseph P. Tracy
1899-6-13
385
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain
365
Comment
UC164819
Ceanothus parryi
Joseph P. Tracy
1902-5-21
1583
Napa
on hills at head of Moore's Creek 3-4 mi e Angwin's; Northern Coast Ranges, Howell Mountain
365
Comment
UC1998002
Ceanothus parryi
Joseph P. Tracy
1902-5-15
1462
Napa
on hills at head of Moore's Creek, 3-4 miles east of Angwin's; Howell Mountain
365
Comment
CAS-BOT-BC52180
Ceanothus purpureus
W. L. Jepson
1904-6-3
2451
Napa
Howell Mt.
Comment
CAS-BOT-BC52182
Ceanothus purpureus
Milo S. Baker
1942-3-1
10190
Napa
Northeast of town of St. Helena on road to Pacific Union College
Comment
CDA11156
Ceanothus purpureus
G. F. Hrusa, G. L. Stebbins, J. Callizo
1993-12-3
11567
Napa
North Coast Biodiversity Arena; Howell Mtn., W face, 2-3 mi. W of Angwin, alongside Howell Mtn Rd.
Comment Read comments Jul 28 2008
CDA11157
Ceanothus purpureus
G. F. Hrusa, G. L. Stebbins, J. Callizo
1993-12-3
11568
Napa
North Coast Biodiversity Arena; Howell Mtn., W face, 2-3 mi. W of Angwin, alongside Howell Mtn Rd.
Comment
CDA11158
Ceanothus purpureus
G. F. Hrusa, G. L. Stebbins, J. Callizo
1993-12-3
11570
Napa
North Coast Biodiversity Arena; Howell Mtn., W face, 2-3 mi. W of Angwin, alongside Howell Mtn Rd.
Comment Read comments Jul 28 2008
CDA11159
Ceanothus purpureus
G. F. Hrusa, G. L. Stebbins, J. Callizo
1993-12-3
11571
Napa
North Coast Biodiversity Arena; Howell Mtn., W face, 2-3 mi. W of Angwin, alongside Howell Mtn Rd.
Comment Read comments Jul 28 2008
CDA11160
Ceanothus purpureus
G. F. Hrusa, G. L. Stebbins, J. Callizo
1993-12-3
11572
Napa
North Coast Biodiversity Arena; Howell Mtn., W face, 2-3 mi. W of Angwin, alongside Howell Mtn Rd.
Comment Read comments Jul 28 2008
UC1198632
Centaurium muehlenbergii
Joseph P. Tracy
1899-7-12
436
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); North Coast Ranges, Howell Mtn
365
Comment
UC153976
Centaurium muehlenbergii
Joseph P. Tracy
1905-7-6
2227
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); North Coast Ranges, Howell Mtn
365
Comment
JEPS46944
Centaurium trichanthum
W. L. Jepson
1916-8-6
6836
Napa
Howell Mt.
Comment
UC1198628
Centaurium trichanthum
Joseph P. Tracy
1938-6-5
15829
Napa
5 mi e Angwin's (on hills at head of Moore's Creek); Howell Mountain, Moores Creek
396
Comment
UC1328137
Centaurium trichanthum
Donald V. Hemphill
1941-6-26
194
Napa
2 mi se Angwin
396
Comment
UC153951
Centaurium trichanthum
Joseph P. Tracy
1899-7-5
437
Napa
3-4 mi e Angwin's (on hills at head of Moores Creek); Northern Coast Ranges, Howell Mountain, Moores Creek
365
Comment
UC1245376
Centaurium venustum
J. P. Tracy
1950-5-23
18667
Napa
3-4 mi e Angwin's (Head of Moores Creek); Howell Mountain, Moores Creek, La Jota Plateau
518
Comment
UC1746024
Centaurium venustum
Annetta M. Carter, Joseph Tracy, Rimo Bacigalupi
1950-5-23
2771
Napa
Howell Mtn. La Jota Plateau - Las Posadas State Forest.
533
Comment
UCD118140
Cerastium glomeratum
Linnea Neuhaus; Plant Biology 102 Collectors
2012-4-29
4
Napa
Las Posadas State Experimental Forest. Just northeast of fire station, along undeveloped road, south side of road.
519
Comment
JEPS107195
Cercis occidentalis
Jake Ruygt
1997-3-18
3809
Napa
Conn Valley Road, 2 miles east from Silverado Trail
146
Comment
JEPS46425
Cercocarpus betuloides
W. L. Jepson
1896-2-23
Napa
Howell Mt.
Comment
CAS-BOT-BC135487
Cercocarpus betuloides var. betuloides
Peter H. Raven
1950-6-20
2359
Napa
Napa Range between Conn Valley and Howell Mtn.
Comment
JEPS45534
Cercocarpus betuloides var. betuloides
W. L. Jepson
1915-12-6
6583
Napa
Howell Mountain
Comment
UC12149
Cercocarpus betuloides var. betuloides
W. L. Jepson
1896-2-22
Napa
near Eden (e of Angwin, Howell Mountain); Howell Mountain
914
Comment
UC187521
Cercocarpus betuloides var. betuloides
Katharine Brandegee
July 1910
Napa
e of Angwin (Howell Mountain); Howell Mountain
914
Comment
UC166014
Chaenactis glabriuscula var. heterocarpha
J. P. Tracy
1902-5-21
1571
Napa
3 to 4 mi e of Angwin's (Head of Moore's Creek); Howell Mountain, Head of Moore's Creek
457
Comment
CAS-BOT-BC70161
Cheilanthes gracillima
J. W. Stacey
1933-5-15
s.n.
Napa
Howell Mt.
Comment
UC1197670
Chlorogalum pomeridianum var. pomeridianum
J. P. Tracy
1899-7-6
451
Napa
head Moore's Creek (3-4 mi e of Angwin's; Howell Mountain); , head of Moore's Creek
365
Comment
UCD117756
Chlorogalum pomeridianum var. pomeridianum
Lisa Arimoto; Plant Biology 102 Collectors
2012-5-5
2
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
417
Comment
UC55747
Chorizanthe polygonoides var. polygonoides
J. P. Tracy
1902-5-20
1564
Napa
3-4 mi e Angwin's (head of Moore's Creek, Howell Mountain, near Angwin Creek crossing on Howell Mountain Grade); Howell Mountain, head Moore's Creek
457
Comment
JEPS59110
Cirsium arvense
W. L. Jepson
Napa
Upper Conn Valley
Comment
UC1745943
Cirsium cymosum var. cymosum
Annetta M. Carter, Joseph Tracy, Rimo Bacigalupi
1950-5-23
2782
Napa
Headwaters of Moore Creek, Las Posadas State Forest. 3-4 mi. E of Angwin.
518
Comment
CAS-BOT-BC286576
Cirsium occidentale var. venustum
Peter H. Raven
1950-6-20
2328
Napa
St. Helena to Conn Valley, Napa Range
Comment
UC1301212
Cirsium occidentale var. venustum
Helen K. Sharsmith
1962-6-3
5116 a
Napa
near Angwin (w slope of Mount Howell); San Francisco Bay Region, Mount Howell
487
Comment
JEPS106936
Cirsium remotifolium var. odontolepis
Jake Ruygt
1991-5-25
2689
Napa
about .1 mile north of Hill Rd. on Howell Mtn. Rd.
551
Comment
JEPS59181
Cirsium remotifolium var. odontolepis
W. L. Jepson
1893-6-26
Napa
Howell Mt. Napa River Basin
Comment
JEPS59182
Cirsium remotifolium var. odontolepis
W. L. Jepson
1893-6-26
Napa
Howell Mt. Napa River Basin
Comment
UC127474
Cirsium remotifolium var. odontolepis
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7151
Napa
Alta Loma Ranch Howell Mountain
487
Comment
UC1196999
Clarkia
Joseph P. Tracy
1938-6-5
15826
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain
365
Comment
JEPS110770
Clarkia affinis
Jake Ruygt
1996-5-13
3674
Napa
Wantrop Wildlife Sanctuary, Hardin Road, Pope Valley
475
Comment
UC1299420
Clarkia amoena
Freed W. Hoffman
1947-6-18
1649
Napa
Pope Valley road North Coast Ranges
Comment
HSC64520
Clarkia concinna subsp. concinna
J. P. Smith, J. O. Sawyer
1970-5-17
3772
Napa
3 mi. S of Pope Valley
Comment
UC1198513
Clarkia concinna subsp. concinna
J. P. Tracy
1899-6-11
358
Napa
3-4 mi e Angwin's; Howell Mountain, Head of Moore's Creek
457
Comment
JEPS43693
Clarkia gracilis subsp. gracilis
Joseph P. Tracy
1933-6-2
12490
Napa
5 mi e Angwin's (on hills at head of Moore's Creek); Howell Mountain
457
Comment
UC562521
Clarkia gracilis subsp. gracilis
Joseph P. Tracy
1933-6-2
12490
Napa
5 mi e Angwin's; Howell Mountain, Moore's Creek
457
Comment
JEPS43655
Clarkia gracilis subsp. sonomensis
W. L. Jepson
1893-1
14353
Napa
Howell Mt.
Comment
JEPS110695
Clarkia gracilis subsp. tracyi
Jake Ruygt
1982-6-13
1324
Napa
Chiles Valley
297
Comment
CAS-BOT-BC163826
Clarkia purpurea subsp. quadrivulnera
Rimo Bacigalupi
1928-6-20
1857
Napa
Howell Mt. 10 miles west of St. Helena
Comment
JEPS1952
Clarkia purpurea subsp. quadrivulnera
W. L. Jepson
1904-6-3
2441
Napa
Howell Mt.
Comment
POM161349
Clarkia purpurea subsp. quadrivulnera
R. C. Bacigalupi
1928-6-20
1857
Napa
Howell Mt. 10 miles west of St Helena.
Comment
UC142974
Clarkia purpurea subsp. quadrivulnera
Katharine Brandegee
July 1910
Napa
near Angwin
Comment
UC1301111
Clarkia purpurea subsp. viminea
Helen K. Sharsmith
1962-6-3
5114
Napa
near Angwin; San Francisco Bay Region, Mount Howell
487
Comment
UC1198512
Clarkia unguiculata
J. P. Tracy
1899-6-26
357 1/2
Napa
3-4 mi e Angwin's (head of creek); Howell Mountain, Moore's Creek
457
Comment
JEPS43259
Claytonia exigua subsp. exigua
W. L. Jepson
1900-3-10
514
Napa
Howell Mt.
Comment
JEPS112613
Claytonia parviflora subsp. parviflora
Jake Ruygt
1997-3-18
3805
Napa
Greenfield Road
213
Comment
UCD117465
Claytonia parviflora subsp. parviflora
Roisin Murphy-Deak; Plant Biology 102 Collectors
2012-4-29
4
Napa
Las Posadas State Experimental Forest. Just northeast of fire station. Along roadside near drainage pipe.
519
Comment
UCD117482
Claytonia perfoliata subsp. perfoliata
Roisin Murphy-Deak; Plant Biology 102 Collectors
2012-4-29
8
Napa
Las Posadas State Experimental Forest. Just northeast of fire station. Along roadside near drainage pipe.
519
Comment
CAS-BOT-BC91448
Clematis lasiantha
Mrs. Clara Hunt
1921-4-1
s.n.
Napa
Saint Helena.
Comment
UC1196838
Collinsia heterophylla
J. P. Tracy
Aug 6 1898-Jan 14 1899
271
Napa
3-4 mi e of Angwins (Howell Mountain, Head of Moore's Creek); Howell Mountain, Head of Moore's Creek
Comment
UC1196847
Collinsia heterophylla
Joseph P. Tracy
1902-5-21
12484
Napa
3-4 mi e of Angwins (Howell Mountain, on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain, Moore's Creek
396
Comment
UC1196848
Collinsia heterophylla
J. P. Tracy
1902-5-21
1572
Napa
3-4 mi e of Angwins (Howell Mountain, Head of Moore's Creek); Howell Mountain, Head of Moore's Creek
457
Comment
JEPS6322
Collinsia sparsiflora var. arvensis
Willis L. Jepson
1893-4-26
21334
Napa
Yountville, La Lomita Yountville; Napa River Basin
Comment
UC1196820
Collinsia sparsiflora var. arvensis
Joseph P. Tracy
1933-4-30
12110
Napa
3-4 mi e of Angwin's (at head of Moore's Creek, Howell Mountain, La Jota Plateau); Northern Coast Ranges, Howell Mountain, La Jota Plateau
518
Comment
UC147869
Collinsia sparsiflora var. arvensis
J. P. Tracy
1902-5-18
1533
Napa
3-4 mi e Angwin (head Moore's Creek); Head Moore's Creek, Howell Mountain
518
Comment
JEPS25072
Collinsia sparsiflora var. sparsiflora
Joseph P. Tracy
1933-4-30
12099
Napa
3-4 mi e Angwin's (head of Moore's Creek, on hills); North Coast Ranges, Howell Mtn, Moore's Creek
396
Comment
JEPS26357
Collinsia sparsiflora var. sparsiflora
J. P. Tracy
1902-5-17
1517
Napa
3-4 mi e Angwin's (head of Moore's Creek); Howell Mtn, Moore's Creek
365
Comment
UC1196825
Collinsia sparsiflora var. sparsiflora
Joseph P. Tracy
1933-4-30
12099
Napa
3-4 mi e Angwin (head of Moore's Creek, on hills); North Coast Ranges, Howell Mtn, Moore's Creek
396
Comment
UC147868
Collinsia sparsiflora var. sparsiflora
J. P. Tracy
1902-5-17
1517
Napa
3-4 mi e Angwin (head of Moore's Creek); Howell Mtn, Moore's Creek
365
Comment
UC1746032
Collinsia sparsiflora var. sparsiflora
Annetta M. Carter, Joseph Tracy, Rimo Bacigalupi
1950-5-23
2765
Napa
Howell Mtn. La Jota Plateau - Las Posadas State Forest.
533
Comment
UC26552
Collinsia sparsiflora var. sparsiflora
Willis L. Jepson
1893-4-26
Napa
La Lomita; Napa River Basin, La Lomita
Comment
UCD116974
Collinsia sparsiflora var. sparsiflora
Jillian Howard; Plant Biology 102 Collectors
2012-4-29
4
Napa
Las Posadas State Experimental Forest. Just NE of fire station along dirt road.
519
Comment
JEPS7313
Collinsia tinctoria
Willis L. Jepson
1893-6-26
21328
Napa
Angwin's Meadows; Napa River Basin; Howell Mtn.
Comment
UCD118735
Collomia diversifolia
Katherine Graham; Plant Biology 102 Collectors
2012-5-5
3
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
417
Comment
UCD13261
Collomia diversifolia
Neil Miller
1973-5-5
56
Napa
McDonald Ranch, east of Los Posados State Forest, ca. 5 miles south of Pope Valley on Pope Valley Road. Elevation 1000 feet.
304
Comment
CLARK-A1528-3461
Collomia heterophylla
John C. Roos
1939-4-26
260
Napa
Angwin
Comment
RSA304646
Collomia heterophylla
D. H. Wilken
1973-5-6
11926
Napa
Summit of Howell Mtn. Road, between Anguin and Pope Valley
518
Comment
SBBG103168
Collomia heterophylla
D. H. Wilken
1973-5-6
11925
Napa
Las Posadas St Forest, 3 mi SE of Angwin
518
Comment
SBBG103169
Collomia heterophylla
D. H. Wilken
1973-5-6
11926
Napa
summit of Howell Mtn Rd between Angwin and Pope Valley
518
Comment
UC1197844
Collomia heterophylla
J. P. Tracy
1902-5-16
1500
Napa
3-4 mi e Angwin's (head of creek); Howell Mountain, Moore's Creek
335
Comment
UCD118132
Collomia heterophylla
Linnea Neuhaus; Plant Biology 102 Collectors
2012-4-29
2
Napa
Las Posadas State Experimental Forest. Near entrance gate on Las Posadas Rd. by fire station.
520
Comment
UC1196819
Cordylanthus pilosus subsp. pilosus
J. P. Tracy
1899-7-6
365
Napa
3-4 mi e Angwin's (head of Moore's Creek, Howell Mt.)
365
Comment
UC127118
Cordylanthus pilosus subsp. pilosus
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7116
Napa
Howell Mt; Alta Loma Ranch
487
Comment
UC146880
Cordylanthus tenuis subsp. brunneus
Katharine Brandegee
1910-1
Napa
near Angwin
Comment
JEPS50156
Cornus nuttallii
W. L. Jepson
1896-2-22
14142
Napa
Howell Mt.
Comment
OBI15276
Cornus nuttallii
H. E. McMinn
1936-4-4
4382
Napa
Howell mt, near Bird reguge
Comment
POM298446
Cornus nuttallii
H. C. Cantelow
1936-3-22
s.n.
Napa
Howell Mt.
Comment
UC126696
Cornus nuttallii
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7155
Napa
Howell Mt., Alta Loma Ranch
487
Comment
UC1280735
Cornus nuttallii
H. E. McMinn
1936-4-4
4383
Napa
Howell Mt. Bird Refuge
Comment
UCD161226
Cornus nuttallii
Jake Ruygt
2003-4-11
4495
Napa
Howell Mtn. Rd. near Ink Grade Rd. (Coordinates estimated by label maker at UC Davis).
560
Comment
UCSB19154
Cornus nuttallii
Rankine, Jane
1965-4-13
Napa
4 miles east of Pope Valley; on the road between Pope Valley and Anqwin
Comment
UC127159
Cornus sericea subsp. sericea
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7150
Napa
Alta Loma Ranch
487
Comment
UC127083
Corylus californica
Harley P. Chandler
Sep 7-14 1906
7156
Napa
Alta Loma Ranch Howell Mountain
487
Comment
CAS-BOT-BC180346
Corylus cornuta subsp. californica
Peter H. Raven
1952-5-26
4047
Napa
Howelll Mt.
426
Comment
UCD110076
Corylus cornuta subsp. californica
Baki Kasapligil
1964-4-11
3458
Napa
Angwin 7 miles east of St. Helena, Howell Mt. Ca. 1700 along creek.
Comment
UCD121194
Corylus cornuta subsp. californica
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-5-5
7365
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. Along undeveloped road that runs between the Fire Station and 4H camp.
526
Comment
SEINET3151516
Corylus rostrata var. californica
H. P. Chandler
1906-9-7
7156
Napa
Alta Loma Ranch; Howell Mt.
549
Comment
UC1198823
Crassula aquatica
Joseph P. Tracy
1902-5-21
1609
Napa
3 - 4 mi. e. Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mt.
518
Comment
UCD118566
Crassula tillaea
Kaya MacMillen; Plant Biology 102 Collectors
2012-4-29
7
Napa
Las Posadas State Experimental Forest. NE of fire station ca. 0.1 mi. on undeveloped road on N side of road.
518
Comment
UCD121192
Crataegus monogyna
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-5-5
7364
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. Along undeveloped road that runs between the Fire Station and Recreation Flat.
526
Comment
JEPS67599
Cryptantha flaccida
W. L. Jepson
1904-6-3
2443
Napa
Howell Mt. Napa Range
792
Comment
UC1239659
Cryptantha flaccida
J. P. Tracy
1899-6-11
438
Napa
3-4 mi e Angwin's; Howell Mountain, Head of Moores Creek
365
Comment
UC55909
Cryptantha flaccida
J. P. Tracy
1899-6-17
439
Napa
3-4 mi e Angwin's; Howell Mountain, Head of Moores Creek
365
Comment
UC55902
Cryptantha hispidula
J. P. Tracy
1902-5-21
1575
Napa
3-4 mi e Angwin's; Howell Mountain, Head of Moores Creek
457
Comment
UCD133544
Cupressus macnabiana
J. Street
1950-6-12
s.n.
Napa
Northern Napa County.
Comment
JEPS39750
Cupressus sargentii
unknown
1892-1-1
Napa
Howell Mt.
Comment
POM7507
Cuscuta ceanothi
H. P. Chandler
1906-9-7
7123
Napa
Alta Loma Ranch
488
Comment
UC127129
Cuscuta subinclusa
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7123
Napa
Alta Loma Ranch Howell Mountain
487
Comment
UC129079
Cuscuta subinclusa
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7124
Napa
Alta Loma Ranch Howell Mountain
487
Comment
UCD117918
Cynoglossum grande
Rachel Westaby; Plant Biology 102 Collectors
2012-4-29
2
Napa
Las Posadas State Experimental Forest. Near entrance gate on Las Posadas Rd., in between entrance and fire station.
520
Comment
UCD119166
Cynoglossum grande
G. F. Hrusa; G. L. Stebbins
1995-3-11
11596
Napa
Las Posadas State Forest, immediately E of Fire Station, in upper drainage of Moore Creek.
500
Comment
UC1177100
Cynosurus echinatus
Peter H. Raven
1950-6-20
2352
Napa
Howell Mountain
Comment
UCD121132
Cynosurus echinatus
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-4-29
7342
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. Ca. 0.1 mile from Fire Station, along dirt road that travels north/northeast from Station. Near small drainage that is just west of granitic grassland on north side of road.
519
Comment
UCD37686
Cynosurus echinatus
Beecher Crampton
1961-6-12
5903
Napa
Napa County, 7 miles northeast of city of Napa, Howell Mountains, summit along State highway 37.
Comment
UCD60160
Cynosurus echinatus
Beecher Crampton
1961-6-12
5903
Napa
7 miles northeast of Napa, Howell Mountains, summit State Hwy. 37.
Comment
UCR30535
Cynosurus echinatus
John C. Roos
1972-5-18
s.n.
Napa
Angwin
366
Comment
UC185006
Danthonia californica
J. P. Tracy
1902-5-21
1612
Napa
3-4 mi e Angwin's (head of creek); Howell Mountain, Moore's Creek
518
Comment
UCR30537
Danthonia californica
John C. Roos
1939-5-13
272
Napa
North Coast Range, Pacific Union College, Angwin
503
Comment
JEPS129031
Daucus pusillus
Jake Ruygt
2016-5-21
6259
Napa
Wantrup Wildlife Preserver, Hardin Road. Santa Helena 7.5' Quad.
Comment
CAS-BOT-BC10198
Delphinium hesperium
Rimo Bacigalupi
1928-6-20
1856
Napa
Howell Mtn., 10 miles west of St. Helena
Comment
POM161348
Delphinium hesperium
Rimo Bacigalupi
1928-6-20
1856
Napa
Howell Mt, 10 miles W of St Helena
Comment
UC1196312
Delphinium hesperium subsp. pallescens
Joseph P. Tracy
1899-6-19
352
Napa
on hills at head of creek 3-4 mi e Angwin's; Northern Coast Ranges, Howell Mountain, Moore's Creek
365
Comment
UC160955
Delphinium hesperium subsp. pallescens
Joseph P. Tracy
1902-5-21
1588
Napa
hills at head of creek 3-4 mi e Angwin's; Northern Coast Ranges, Howell Mountain, Moore's Creek
304
Comment
SEINET7075475
Delphinium nudicaule
A. G. Vestal
1955-4-6
s.n.
Napa
Steep rocky bank south of Pope Valley in Canyon on Howell Mountain Road. 38? deg. 36' 21" North Latitude, -122? deg. 26' 02" West Longitude. (NAD 27). [Coordinate Datum: WGS84/NAD83].
Comment
UC160908
Delphinium nudicaule
Joseph P. Tracy
1902-5-15
1478
Napa
hills at head of creek 3-4 mi e Angwin's; Northern Coast Ranges, Howell Mountain, Moore's Creek
365
Comment
UC160910
Delphinium patens
Joseph P. Tracy
1902-5-15
1475
Napa
hills at head of creek 3-4 mi e Angwin's; Northern Coast Ranges, Howell Mountain, Moore's Creek
365
Comment
UC160911
Delphinium patens
Joseph P. Tracy
1902-5-16
1509
Napa
on hills at head of creek 3-4 mi e Angwin's; Northern Coast Ranges, Howell Mountain, Moore's Creek
365
Comment
CAS-BOT-BC116484
Delphinium patens subsp. patens
Saichi Kawahara
1968-4-20
350
Napa
2 miles south of Pope Valley, Chiles-Pope Valley Road, Napa Valley
259
Comment
JEPS23343
Delphinium uliginosum
J. P. Tracy
1899-6-13
354
Napa
Howell Mt.
Comment
JEPS60631
Delphinium uliginosum
Joseph P. Tracy
1933-6-2
12488
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain
365
Comment
UC1328141
Delphinium uliginosum
Donald V. Hemphill
1941-5-15
167
Napa
2 mi se Angwin (seepage slopes); Blakes Canyon
426
Comment
UC668270
Delphinium uliginosum
Joseph P. Tracy
1938-6-5
15831
Napa
5 mi e Angwin's (on hills at head of creek); Howell Mountain, Moore's Creek
365
Comment
UCD13263
Delphinium uliginosum
Mary M. Hektner
1973-6-4
348
Napa
Napa CO. Chiles and Pope Valley Road, ca 3 miles north of junction with Lower Chiles Valley Road.
Comment
UCD141587
Delphinium uliginosum
Ellen Dean
2013-4-27
7708
Napa
Las Posadas State Experimental Forest. Recreation Flat.
396
Comment
UC9248
Delphinium variegatum
Willis L. Jepson
1893-4-26
Napa
La Lomita Napa River Basin
Comment
JEPS23365
Delphinium variegatum subsp. apiculatum
Willis L. Jepson
1893-4-26
Napa
La Lomita Napa River Basin (= Yountville)
Comment
RSA602573
Dendromecon rigida
Louis C. Wheeler
1952-8-30
6880
Napa
Manganese Ridge: Moore Creek, Howell Mountain.
Comment
UC1196301
Dendromecon rigida
J. P. Tracy
1899-6-19
406
Napa
head of creek 3-4 mi e Angwin's; Howell Mountain, Moore's Creek
457
Comment
UCD118741
Dendromecon rigida
Katherine Graham; Plant Biology 102 Collectors
2012-5-5
5
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
405
Comment
POM126101
Deschampsia cespitosa
Joseph P. Tracy
1902-5-18
1543
Napa
Head of Moore's Creek
518
Comment
SEINET200650
Deschampsia cespitosa
J. P. Tracy
1902-5-18
1543
Napa
Howell Mountain head of Moore's Creek 3-4 miles east of Angwin's
518
Comment
UC187277
Deschampsia cespitosa subsp. cespitosa
J. P. Tracy
1902-5-18
1543
Napa
3-4 mi. e. Angwin's (Moore's Creek, Howell Mt.); Howell Mt., Moore's Creek
518
Comment
JEPS97742
Deschampsia danthonioides
Annetta M. Carter, Joseph Tracy, Rimo Bacigalupi
1950-5-23
2773
Napa
Howell Mtn. La Jota Plateau - Las Posadas State Forest.
533
Comment
SEINET200211
Deschampsia danthonioides
P. H. Raven
1957-5-5
10746
Napa
About alkaline springs near airport Calistoga
91
Comment
SEINET200647
Deschampsia danthonioides
J. P. Tracy
1902-5-21
1605
Napa
Head of Moore's Creek 3-4 Miles East of Angwin's.
335
Comment
UC1103221
Deschampsia danthonioides
J. P. Tracy
1902-5-19
1554
Napa
3 - 4 mi. e. Angwin's (head of Moore's Creek, Howell Mt.); Howell Mt., Moore's Creek
518
Comment
UC1103262
Deschampsia danthonioides
J. P. Tracy
1899-6-13
345
Napa
3 - 4 mi. e. Angwin's (head of Moore's Creek); Howell Mt., Moore's Creek
365
Comment
UC1158115
Deschampsia danthonioides
Joseph P. Tracy
1950-5-23
18672
Napa
3 - 4 mi. e. Angwin's (on hills at head of Moore's Creek, Howell Mt.); Northern Coast Ranges, La Jota Plateau, Howell Mt., Moore's
518
Comment
UC1746020
Deschampsia danthonioides
Annetta M. Carter, Joseph Tracy, Rimo Bacigalupi
1950-5-23
2773
Napa
Howell Mtn. La Jota Plateau - Las Posadas State Forest.
533
Comment
UC187273
Deschampsia danthonioides
Joseph P. Tracy
1902-5-21
1605
Napa
3 - 4 mi. e. Angwin's (head of Moore's Creek, Howell Mt.); Howell Mt., Moore's Creek
335
Comment
POM262788
Deschampsia elongata
J. C. Roos
1939-7-16
270
Napa
Howell Mountain
Comment
UC187276
Deschampsia elongata
J. P. Tracy
1902-5-19
1552 1/2
Napa
3 - 4 mi. e. Angwin's (Moore's Creek, Howell Mt.); Howell Mt., Moore's Creek
518
Comment
UCD117811
Dichelostemma capitatum subsp. capitatum
Eileen Hollett; Plant Biology 102 Collectors
2012-4-29
7
Napa
Las Posadas State Experimental Forest. Along dirt road 0.1 miles northeast of fire station. North side of the road.
518
Comment
CAS-BOT-BC153771
Diplacus angustatus
J. W. Stacey
1933-5-16
s.n.
Napa
Howell Mt.
Comment
CAS-BOT-BC153777
Diplacus angustatus
Paul F. Covel
1940-4-28
1700
Napa
CCC-Las Posadas CAmp, near Pacific Union College
Comment
CAS-BOT-BC153778
Diplacus angustatus
Barbara Ertter; Jeffrey Strachan
1980-5-9
3329
Napa
Las Posadas State Experimental Forest on Howell Mountain 1-2 mi east of Angwin
548
Comment
CAS-BOT-BC153781
Diplacus angustatus
J. P. Tracy
1902-5-18
1536
Napa
La Jota Plateau, Howell Mountain; Head of Moore's Creek 3-4 miles East of Angwin's
518
Comment
SEINET13682807
Diplacus aurantiacus
M. J. Williams
1967-5-7
s.n.
Napa
Howell Mountain [Road?], between St. Helena and Angwin.
259
Comment
SEINET200708
Diplacus douglasii
J. P. Tracy
1902-1
1624 .5
Napa
Head of Moore's Cr, 3-4 mi E of Angwin's, Howell Mountain
366
Comment
CAS-BOT-BC153407
Diplacus layneae
J. P. Tracy
1902-5-19
1544
Napa
Head of Moore's Creek, 3-4 miles East of Angwin's
426
Comment
CAS-BOT-BC153408
Diplacus layneae
J. W. Stacey
1933-5-15
s.n.
Napa
Howell Mt.
Comment
OBI49335
Diplacus layneae
Joseph P. Tracy
1950-5-23
18662
Napa
Howell MTn. On hills at head of Moore's Crk, 5 mi E of Angwin's
Comment
UC126466
Dipsacus fullonum
Harley P. Chandler
Sept. 7 to 14, 1906
7130
Napa
Alta Loma Ranch Howell Mountain
Comment
CDA10950
Disporum hookeri
G. F. Hrusa, G. L. Stebbins
1994-4-8
11708
Napa
North Coast Biodiversity Arena; Las Posadas State Forest. Main canyon of upper Moore's Creek.
Comment
JEPS9524
Dodecatheon hendersonii
Willis L. Jepson
1893-3-13
14587
Napa
hills e St. Helena (Napa River Basin); , e of St. Helena
Comment
UC22378
Dodecatheon hendersonii
W. L. Jepson
1896-2-22
Napa
Howell Mt.
Comment
UCD117942
Dodecatheon hendersonii
Rachel Westaby; Plant Biology 102 Collectors
2012-4-29
6
Napa
Las Posadas State Experimental Forest. Just northeast of the fire station about 0.1 mile down undeveloped road. Northwest side of road.
518
Comment
UC1189261
Downingia concolor var. concolor
Joseph P. Tracy
1950-5-23
18673
Napa
3 mi e Angwin's; Howell Mountain, La Jota Plateau
518
Comment
UC1746013
Downingia concolor var. concolor
Annetta M. Carter, Joseph Tracy, Rimo Bacigalupi
1950-5-23
2776
Napa
Howell Mtn. La Jota Plateau - Las Posadas State Forest.
533
Comment
POM263488
Draba verna
J. C. Roos
1939-2-21
299
Napa
Near Angwin, Napa Range.
Comment
UCR23631
Draba verna var. aestivalis
John C. Roos
1939-2-21
299
Napa
North Coast Range, Pacific Union College, Angwin
549
Comment
JEPS44322
Drymocallis glandulosa var. wrangelliana
Willis L. Jepson
1893-4-26
127 p
Napa
La Lomita at Yountville (Napa River Basin); , La Lomita at Yountville
Comment
JEPS60038
Dryopteris arguta
W. L. Jepson
1936-7-2
17646
Napa
Angwin Meadow Howell Mts; Napa Range
Comment
HSC65075
Dudleya cymosa
J. P. Smith, J. O. Sawyer
1970-5-17
3775
Napa
3 mi. S of Pope Valley
Comment
UC166484
Dudleya cymosa
Joseph P. Tracy
1902-5-22
1630
Napa
3-4 mi e Angwin's (on hills at head of More's Creek); Northern Coast Ranges, Howell Mtn
365
Comment
CLARK-A1528-4596
Echinochloa crus-galli
John C. Roos
1939-5-7
262
Napa
Angwin
Comment
UCD60843
Echinochloa crus-galli
Beecher Crampton
1962-10-9
6697
Napa
1 - 1/4 mile southwest of Angwin, Howell Mtn. Road, Conn Creek.
Comment
JEPS121356
Eleocharis macrostachya
Jake Ruygt
1996-5-13
3666
Napa
.9 mile south of Pope Canyon Road on Hardin Road.
Comment
UCD118395
Elymus elymoides subsp. elymoides
Rachael Olliff; Plant Biology 102 Collectors
2012-5-5
3
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
407
Comment
UC1103203
Elymus glaucus
J. P. Tracy
1899-6-13
347
Napa
3-4 mi e Angwin's (head of creek); Howell Mountain, Moore's Creek
365
Comment
UC187088
Elymus glaucus
J. P. Tracy
1902-5-21
1595
Napa
3-4 mi e Angwin (head of creek); Howell Mountain, Morre's Creek
396
Comment
UC187095
Elymus glaucus
J. P. Tracy
1902-5-21
1594
Napa
3-4 mi e Angwin's (head of creek); Howell Mountain, Moore's Creek
396
Comment
UCR25608
Elymus glaucus
John C. Roos
1939-5-13
256
Napa
North Coast Range, Pacific Union College, Angwin
503
Comment
CAS-BOT-BC203595
Elymus glaucus subsp. glaucus
J. Clausen
1935-5-23
1072 b
Napa
Howell Mountain, near summit, 6.5 mi. N. of St. Helena
Comment
JEPS76093
Elymus glaucus subsp. glaucus
W. L. Jepson
1938-5-24
18851
Napa
plateau n Four Corners; Napa Range, Howell Mountain
762
Comment
UC127472
Epilobium brachycarpum
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7121
Napa
Alta Loma Ranch Howell Mountain
487
Comment
CAS-BOT-BC171952
Epilobium canum subsp. latifolium
T. S. Brandegee
1888-9-1
s.n.
Napa
Howell Mountain
Comment
UC126465
Epilobium densiflorum
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7125
Napa
Alta Loma Ranch Howell Mountain
487
Comment
UC1198490
Epilobium foliosum
J. P. Tracy
1899-6-14
359
Napa
flat at top of mt. Howell Mountain, Moore's Creek (head of creek, 3-4 mi e of Angwin's)
518
Comment
UC144088
Epilobium minutum
J. P. Tracy
1902-5-16
1499
Napa
3-4 mi e Angwin's (head of creek); Howell Mountain, Moore's Creek
457
Comment
UCD118627
Epilobium minutum
Jason Saavedra; Plant Biology 102 Collectors
2012-5-5
4
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
405
Comment
JEPS38215
Epilobium torreyi
Willis L. Jepson
1893-6-26
14409
Napa
Angwin's Meadows Napa River Basin, Howell Mt.
Comment
UC1198496
Epilobium torreyi
Joseph P. Tracy
1899-6-14
355
Napa
3-4 mi e Angwin's (head of Moore's Creek); Howell Mountain
426
Comment
JEPS41421
Erigeron biolettii
Willis L. Jepson
1893-1
Napa
Howell Mt. Napa River Basin
Comment
UC126554
Erigeron biolettii
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7134
Napa
Alta Loma Ranch
487
Comment
UC87827
Erigeron biolettii
T. S. Brandegee
Napa
Howell Mountain
Comment
UCD63173
Erigeron biolettii
Jake Ruygt
1978-9-9
412
Napa
1.4 miles northeast of College Ave. on Howell Mt. Rd.
573
Comment
UCD63174
Erigeron foliosus var. franciscensis
Jake Ruygt
1996-6-23
3755
Napa
Wantrup Wildlife Sanctuary, Hardin Road, Pope Valley.
438
Comment
CLARK-A1528-2168
Erigeron inornatus
John C. Roos
1939-4-16
252
Napa
Angwin
Comment
POM264143
Erigeron inornatus var. biolettii
J. C. Roos
1939-4-16
252
Napa
Angwin.
Comment
RSA602572
Eriodictyon californicum
Louis C. Wheeler
1952-8-30
6878
Napa
Manganese Ridge: Moore Creek, Howell Mountain.
Comment
UCD118350
Eriodictyon californicum
Reed Crane; Plant Biology 102 Collectors
2012-5-5
3
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
403
Comment
JEPS121540
Eriogonum luteolum var. luteolum
Adam C. Schneider with Dick O'Donnell
2013-5-26
196
Napa
Along Chiles Valley Road.
Comment
UC1198106
Eriogonum luteolum var. luteolum
J. P. Tracy
1899-7-6
442
Napa
3-4 mi e Angwin's (head of Moore's Creek); Howell Mountain, Moore's Creek
365
Comment
UC1245379
Eriogonum luteolum var. luteolum
Joseph P. Tracy
1950-5-23
18683
Napa
3-4 mi e Angwin's (head of Moore's Creek); Howell Mountain, Moore's Creek
335
Comment
UC85734
Eriogonum luteolum var. luteolum
T. S. Brandegee
Aug. 1888
Napa
Howell Mountain
Comment
UC77448
Eriogonum nudum var. auriculatum
T. S. Brandegee
Aug. 1888
Napa
Howell Mountain
Comment
UC1198135
Eriogonum nudum var. nudum
J. P. Tracy
1899-7-6
443
Napa
3-4 mi e Angwin's (head of Moore's Creek); Moore's Creek
365
Comment
UC6393
Eriogonum nudum var. nudum
Willis L. Jepson
1893-10-13
Napa
Upper Conn Valley Napa River Basin, Upper Conn Valley
Comment
JEPS56163
Eriogonum vimineum
Willis L. Jepson
1893-9-24
Napa
Angwin's Meadow Howell Mt., Angwin's Meadow
Comment
SBBG118106
Eriophyllum lanatum
C. Bornstein, E. Collins
2004-6-19
Napa
Pope Valley Rd, ca. 1.6 mi N of jct with Lower Chiles Valley Rd
259
Comment
CAS-BOT-BC301056
Eriophyllum lanatum var. achilleoides
Peter H. Raven
1950-6-20
2373
Napa
In the Napa Range between Conn Valley & Howell Mts.
Comment
UC165848
Eriophyllum lanatum var. achilleoides
J. P. Tracy
1902-5-21
1570
Napa
head of Moore's Creek (3-4 mi e of Angwin's); Howell Mountain, Moore's Creek
457
Comment
UCD117785
Eriophyllum lanatum var. achilleoides
Marisol Gonzalez; Plant Biology 102 Collectors
2012-5-5
2
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
417
Comment
UCD117766
Erodium botrys
Lisa Arimoto; Plant Biology 102 Collectors
2012-5-5
7
Napa
Las Posadas State Experimental Forest. Northeastern part of property, in Recreation Flat valley.
386
Comment
SEINET5585685
Erodium brachycarpum
Richard R. Halse
2013-1
8758
Napa
Along the Chiles and Pope Valley Road ca. 4.7 miles northwest of its junction with the Lower Chiles Valley Road.
230
Comment
SD7044
Erythranthe guttata
Brandegee
Sept 1888
Napa
Howell Mt.
Comment
SD7101
Erythranthe guttata
Brandegee
Sept 1888
Napa
Howell Mountain
Comment
SD7071
Erythranthe moniliformis
Brandegee
Sept 1888
Napa
Howell Mt.
Comment
RSA450311
Erythronium californicum
J. C. Roos
1938-4-4
1632
Napa
Pacific Union College, Angwin.
Comment
CAS-BOT-BC133293
Erythronium helenae
Mrs. Clara Hunt
1921-4-1
s.n.
Napa
Popes Valley near St. Helena
Comment
JEPS51781
Eschscholzia californica
W. L. Jepson
1904-6-3
2442
Napa
Howell Mt.
792
Comment
UC126645
Eschscholzia californica
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7132
Napa
Alta Loma Ranch Howell Mountain
487
Comment
UC142916
Eschscholzia californica
Katharine Brandegee
1910-7-27
Napa
near Angwins
Comment
UCD117790
Eschscholzia californica
Marisol Gonzalez; Plant Biology 102 Collectors
2012-5-5
7
Napa
Las Posadas State Experimental Forest. Northeastern part of property, Recreation Flat, main meadow.
387
Comment
UC55949
Euphorbia spathulata
J. P. Tracy
1902-5-15
1455
Napa
3-4 mi e Angwin's (Head of Moore's Creek); Howell Mountain, Moore's Creek
457
Comment
UCD117765
Euphorbia spathulata
Lisa Arimoto; Plant Biology 102 Collectors
2012-5-5
6
Napa
Las Posadas State Experimental Forest. Northeastern part of property, in Recreation Flat valley. Adjacent to serpentine slope.
386
Comment
UC126550
Eurybia radulina
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7126
Napa
Howell Mountain, Alta Loma Ranch
487
Comment
UC485607
Eurybia radulina
Katharine Brandegee
1910-7-27
Napa
Angwin, Howell Mt.
Comment
UC86940
Eurybia radulina
T. S. Brandegee
Aug 1 1888-Jan 1 1900
Napa
Howell Mountain Howell Mountain
Comment
JEPS32431
Euthamia occidentalis
Willis L. Jepson
1893-9-24
Napa
Howell Mt. Angwin's; Napa River Basin
Comment
JEPS69235
Festuca californica
W. L. Jepson
1913-4-15
5315
Napa
Howell Mt.
609
Comment
JEPS71213
Festuca californica
W. L. Jepson
1936-7-3
17647
Napa
Howell Mt.
Comment
JEPS76088
Festuca californica
W. L. Jepson
1938-5-22
18838
Napa
Howell Mountain
Comment
UC1103700
Festuca californica
J. P. Tracy
1902-5-15
1453
Napa
3 to 4 mi e Angwin's; Howell Mountain, Head of Moores Creek
487
Comment
UCD121157
Festuca californica
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-4-29
7350
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. Ca. 0.2 mile from Fire Station, along dirt road that travels north/northeast from Station.
522
Comment
HSC26181
Festuca elmeri
J. P. Smith, J. O. Sawyer
1970-5-17
3778
Napa
3 mi. S of Pope Valley
Comment
UC187121
Festuca elmeri
J. P. Tracy
1902-5-22
1629
Napa
3 to 4 mi e Angwin's; Howell Mountain, Head of Moores Creek
365
Comment
UC187105
Festuca idahoensis
J. P. Tracy
1902-5-19
1549
Napa
3-4 mi e Angwin's; Howell Mountain, Head of Moores Creek
518
Comment
UCR24024
Festuca microstachys
John C. Roos
1939-4-29
288
Napa
North Coast Range, Pacific Union College, Angwin
549
Comment
UCSB40902
Festuca microstachys
Roos, John
1939-4-18
Napa
3.5 mi N. of Pacific Union College; Angwin; roadside below Dilly's place
Comment
CAS-BOT-BC278834
Festuca occidentalis
J. P. Tracy
1902-5-18
1544 1/2
Napa
Howell Mountain. Head of Moore's Creek, 3-4 miles East of Angwin's
487
Comment
CAS-BOT-BC278835
Festuca occidentalis
J. P. Tracy
1902-5-18
1544 1/2
Napa
Howell Mountain. Head of Moore's Creek, 3-4 miles East of Angwin's
487
Comment
CAS-BOT-BC278836
Festuca occidentalis
Peter H. Raven
1952-5-26
4052
Napa
Howell Mt., (e. side)
304
Comment
JEPS122910
Festuca occidentalis
Jake Ruygt
2007-4-15
5149
Napa
Las Posadas State Forest, road to north side of Recreation Flat. Quad: Saint Helena.
Comment
POM126174
Festuca occidentalis
Joseph P. Tracy
1902-5-18
1544 .5
Napa
Head of Moore's Creek, 3-4 miles east of Angwin's.
488
Comment
UC187112
Festuca occidentalis
J. P. Tracy
1902-5-18
1544 1/2
Napa
3 to 4 mi e Angwin's; Howell Mountain, Head of Moores Creek
487
Comment
SEINET200830
Festuca rubra
J. P. Tracy
1902-5-19
1549
Napa
Head of Moore's Creek 3-4 mi E of Angwin's Howell Mtn
518
Comment
UCD118521
Frangula californica subsp. tomentella
Amber Kimpel; Plant Biology 102 Collectors
2012-5-5
4
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
417
Comment
CAS-BOT-BC223534
Fraxinus latifolia
H. E. McMinn
1922-6-8
178
Napa
Collected on summit of Howell Mt. Four
Comment
UC14993
Fritillaria recurva
J. P. Tracy
1902-5-21
1585
Napa
3-4 mi e of Angwin's (Howell Mountain, head of Moore's Creek); Howell Mountain, Moore's Creek
335
Comment
UC1196110
Galium andrewsii subsp. andrewsii
Joseph P. Tracy
1902-5-15
1466
Napa
3-4 mi e Angwin's (hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain
426
Comment
UCD118515
Galium andrewsii subsp. andrewsii
Amber Kimpel; Plant Biology 102 Collectors
2012-5-5
3
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
417
Comment
UCD117804
Galium aparine
Eileen Hollett; Plant Biology 102 Collectors
2012-4-29
3
Napa
Las Posadas State Experimental Forest. Along dirt road that goes northeast of fire station. In ditch on south side of road.
519
Comment
GH385843
Galium bolanderi
M. K. Curran
1888-08-01 - 1888-09-01
Unknown
Howell Mt.
Comment
JEPS52705
Galium bolanderi
Lauramay T. Dempster and G. L. Stebbins
1963-5-26
3782 A
Napa
Howell Mt. rd 1 mi n Pacific Union College (n of Angwin)
Comment
UC1196085
Galium bolanderi
Joseph P. Tracy
1899-7-3
427
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain
518
Comment
UC1196086
Galium bolanderi
Joseph P. Tracy
1899-6-26
428
Napa
3-4 mi e Angwin's (hills at head of Noore's Creek); Northern Coast Ranges, Howell Mountain
365
Comment
UC127126
Galium bolanderi
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7105
Napa
Alta Loma Ranch Howell Mountain
487
Comment
UC139301
Galium bolanderi
M. K. Curran
Aug. 1888
Napa
Howell Mt.
Comment
GH385799
Galium californicum
M. K. Curran
Unknown
Howell Mt.
Comment
UC102475
Galium californicum subsp. californicum
Brandegee
Aug. 1888
Napa
Howell Mountain
Comment
UC1196107
Galium californicum subsp. californicum
Joseph P. Tracy
1899-6-26
426
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain
365
Comment
UC1196108
Galium californicum subsp. californicum
Joseph P. Tracy
1899-7-3
425
Napa
3-4 mi e Angwin's (hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain
518
Comment
UC1196116
Galium californicum subsp. californicum
Joseph P. Tracy
1933-6-2
12456
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain, La Jota Plateau
518
Comment
UC602549
Galium divaricatum
Joseph P. Tracy
1933-6-2
12469
Napa
5 mi e Angwin's (on hills at head of Moore's Creek); Howell Mountain
457
Comment
RSA42016
Galium nuttallii var. tenue
H. C. Cantelow
1936-3-22
s.n.
Napa
Howell Mt.
Comment
UCD121148
Galium parisiense
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-4-29
7346
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. Ca. 0.2 mile from Fire Station, along dirt road that travels north/northeast from Station.
522
Comment
UC1196090
Galium porrigens
Joseph P. Tracy
1899-6-26
429
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain
365
Comment
UCD118603
Galium porrigens var. porrigens
William Goss; Plant Biology 102 Collectors
2012-5-5
2
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
417
Comment
UC1196096
Galium tricornutum
Joseph P. Tracy
1899-6-13
424
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain
365
Comment
UC168592
Galium triflorum
Joseph P. Tracy
1905-7-6
2215
Napa
3-4 mi e Angwin's (hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain
457
Comment
UCD121147
Gamochaeta ustulata
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-4-29
7347
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. Ca. 0.2 mile from Fire Station, along dirt road that travels north/northeast from Station.
522
Comment
CDA11161
Garrya congdonii
G. F. Hrusa, G. L. Stebbins, J. Callizo
1993-12-3
11573
Napa
North Coast Biodiversity Arena; 2 m. NW of Aetna Springs along Schwartz Ck. Rd.
Comment
CAS-BOT-BC144413
Garrya fremontii
C. Hart Merriam
1907-7-10
s.n.
Napa
Howell Mt.
Comment
CAS-BOT-BC192214
Garrya fremontii
Mrs. C. E. Miller
1918-8-1
s.n.
Lake
Howell Mt.
Comment
JEPS46448
Garrya fremontii
W. L. Jepson
1906-2-23
Napa
Howell Mt.
Comment
JEPS66741
Garrya fremontii
W. L. Jepson
1913-4-15
5316
Napa
Howell Mt.
609
Comment
JEPS66742
Garrya fremontii
W. L. Jepson
1913-4-15
5310
Napa
Howell Mt.
609
Comment
UC1280974
Garrya fremontii
H. E. McMinn
1936-4-4
4380
Napa
3 mi s Angwin; Howell Mt.
Comment
UC876025
Garrya fremontii
Mrs. C. E. Miller
Aug 1918
Napa
Howell Mt.
Comment
UC187227
Gastridium ventricosum
Joseph P. Tracy
1905-7-5
2212
Napa
head of Moore's Creek Howell Mountain (3-4 mi e of Angwin's, Howell Mountain); Northern Coast Ranges, head of Moore's Creek
365
Comment
JEPS129085
Geranium carolinianum
Jake Ruygt
2016-4-23
6205
Napa
Wantrup Sanctuary, Hardin Road. Saint Helena 7.5' Quad.
Comment
UCD118532
Geranium dissectum
Amber Kimpel; Plant Biology 102 Collectors
2012-5-5
6
Napa
Las Posadas State Experimental Forest. Northeastern part of property, edge of Recreation Flat.
387
Comment
UCD117464
Geranium molle
Roisin Murphy-Deak; Plant Biology 102 Collectors
2012-4-29
3
Napa
Las Posadas State Experimental Forest. In between road and fire station. Ca. 10 feet from road.
520
Comment
JEPS129069
Gilia tricolor subsp. tricolor
Jake Ruygt
2016-3-26
6167
Napa
Wantrup Wildlife Preserve. Saint Helena 7.5' Quad.
Comment
UC1197914
Gilia tricolor subsp. tricolor
J. P. Tracy
1902-5-17
1516
Napa
3-4 mi e Angwin's (head of Moore's Creek, Howell Mountain); head of Moore's Creek, Howell Mountain
365
Comment
UC1197915
Gilia tricolor subsp. tricolor
Louise Martin
1902-5-15
1446
Napa
3-4 mi e Angwin's (head of Moore's Creek, Howell Mountain); head of Moore's Creek, Howell Mountain
365
Comment
SEINET7072774
Githopsis specularioides
A. G. Vestal
1963-5-12
s.n.
Napa
Howell Mountain Road on the North Slope. UTM Zone 10, 548879mE, 4271447mN. Coordinate datum: NAD 27.)
Comment
UC32016
Gnaphalium palustre
Willis L. Jepson
1893-6-26
Napa
Howell Mt. Napa River Basin, Howell Mt.
Comment
UCD121180
Gnaphalium palustre
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-5-5
7359
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. NE Part of property. Ridge to the north of Recreation Flat area along undeveloped road.
405
Comment
UC1196813
Gratiola ebracteata
J. P. Tracy
1902-5-18
1532
Napa
head of Moore's Creek Howell Mountain (3-4 mi e of Angwin's, La Jota Plateau, Howell Mountain); , , La Jota Plateau
518
Comment
UC147897
Gratiola ebracteata
J. P. Tracy
1902-5-21
1611
Napa
head of Moore's Creek Howell Mountain (3-4 mi e of Angwin's); , head of Moore's Creek
518
Comment
UC1746131
Gratiola ebracteata
Annetta M. Carter, Joseph Tracy, Rimo Bacigalupi
1950-5-23
2762
Napa
Howell Mtn. La Jota Plateau - Las Posadas State Forest.
533
Comment
JEPS7832
Grindelia hirsutula
Peter H. Raven
1950-6-20
2355
Napa
between Conn Valley and Howell Mt.; Napa Range
Comment
SEINET3132905
Grindelia hirsutula
M. P. Dunford
1959-10-3
557
Napa
Summit of Howell Mtn.; 2 mi. S of Pope Valley on road to Angwin
Comment
UC32141
Grindelia hirsutula
Willis L. Jepson
1893-6-26
Napa
Howell Mt. Napa River Basin, Howell Mt.
Comment
UC472392
Grindelia hirsutula
H. P. Chandler
1907-7-19
7604
Napa
Howell Mt.
Comment
UC160977
Guillenia lasiophylla
Joseph P. Tracy
1902-5-16
1501
Napa
3 to 4 mi e Angwin's (on hills at Head of Moores Creek); Northern Coast Ranges, Howell Mountain, Moores Creek
365
Comment
UC160978
Guillenia lasiophylla
Joseph P. Tracy
1902-5-16
1500 1/2
Napa
3 to 4 mi e Angwin's (on hills at Head of Moores Creek); Northern Coast Ranges, Howell Mountain, Moores Creek
365
Comment
CAS-BOT-BC302215
Harmonia nutans
Joseph P. Tracy
1902-5-20
1565
Napa
At Angwin Creek, on Howell Mt. road
457
Comment
CAS-BOT-BC302216
Harmonia nutans
Barbara Ertter; Jeffrey Strachan
1980-5-9
3330
Napa
Los [Las] Posadas State Experimental Forest on Howell Mountain 1-2 mi east of Angwin
548
Comment
CAS-BOT-BC302220
Harmonia nutans
J. W. Stacey
1933-5-16
s.n.
Napa
Howell Mt.
Comment
CAS-BOT-BC302227
Harmonia nutans
Paul F. Covel
1940-4-28
s.n.
Napa
Howell Mountain, near Pacific Union College
Comment
CAS-BOT-BC302234
Harmonia nutans
Bruce G. Baldwin
1987-4-26
652
Napa
Las Posadas State Forest (Howell Mountain), immediately north of dirt road leading east from Las Posadas Fire Station, less than 0.1 mile east of station
Comment
CAS-BOT-BC302235
Harmonia nutans
J. Clausen
1935-5-23
1072
Napa
6.5 mi. N. of St. Helena on Howell Mtn near summit
Comment
CAS-BOT-BC302236
Harmonia nutans
J. Clausen
1935-5-23
1072
Napa
Howell Mountain, near summit, 6.5 mi. N.E. of St. Helena
Comment
CAS-BOT-BC302237
Harmonia nutans
J. Clausen
1935-5-23
1072
Napa
Howell Mountain, near summit, 6.5 mi. N.E. of St. Helena
Comment
JEPS13616
Harmonia nutans
W. L. Jepson
1904-6-3
2440
Napa
Howell Mt.
Comment
JEPS40020
Harmonia nutans
W. L. Jepson
1904-6-3
2440
Napa
Howell Mt.
792
Comment
JEPS98943
Harmonia nutans
Bruce G. Baldwin
1987-4-26
652
Napa
immed. N of dirt road leading E from Las Posadas Fire Station, less than 0.1 mi E of station Las Posadas State Forest (Howell Mountain)
Comment
SBBG8600
Harmonia nutans
J. Clausen
1935-5-23
1072
Napa
Howell Mtn near summit, 6.5 mi NE of Saint Helena
Comment
UC1199158
Harmonia nutans
Joseph P. Tracy
1933-4-30
12117
Napa
near Angwins (Howell Mountain); Northern Coast Ranges, Howell Mountain
457
Comment
UC1245371
Harmonia nutans
Joseph P. Tracy
1950-5-23
18663
Napa
5 mi e Angwin's (on hills at head of Moore's Creek); Howell Mountain, La Jota Plateau
518
Comment
UC165191
Harmonia nutans
J. P. Tracy
1902-5-21
1619
Napa
3-4 mi e Angwin's (head of Moore's Creek); Howell Mountain
518
Comment
UC166274
Harmonia nutans
Joseph P. Tracy
1902-5-20
1565
Napa
on Howell Mt. road Northern Coast Ranges, Angwin Creek
457
Comment
UC1746026
Harmonia nutans
Annetta M. Carter, Joseph Tracy, Rimo Bacigalupi
1950-5-23
2769
Napa
Howell Mtn. La Jota Plateau - Las Posadas State Forest.
533
Comment
UC518958
Harmonia nutans
David D. Keck
1933-5-28
2329
Napa
ca 1 mi sw Pacific Union College; Howell Mountain
Comment
UC913106
Harmonia nutans
J. Clausen
1935-5-23
1072
Napa
6.5 mi ne St. Helena (near summit); Howell Mountain
Comment
UCD118149
Harmonia nutans
Linnea Neuhaus; Plant Biology 102 Collectors
2012-4-29
6
Napa
Las Posadas State Experimental Forest. 0.1 mile northeast of fire station, along undeveloped road, north side of road.
518
Comment
UCD135764
Harmonia nutans
Bruce G. Baldwin
1987-4-26
652
Napa
Las Posadas State Forest (Howell Mountain), immediately north of dirt road leading east from Las Posadas Fire Station, less than 0.1 mile east of station.
Comment
UC127186
Helenium puberulum
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7109
Napa
Alta Loma Ranch Howell Mountain
487
Comment
JEPS21036
Helianthella californica subsp. californica
W. L. Jepson
1904-6-3
2450
Napa
Howell Mt.
Comment
JEPS21037
Helianthella californica subsp. californica
W. L. Jepson
1904-6-3
2450
Napa
Howell Mt.
Comment
JEPS21038
Helianthella californica subsp. californica
Willis L. Jepson
1893-6-26
Napa
Howell Mt. Napa River Basin
Comment
JEPS33582
Helianthella californica subsp. californica
W. L. Jepson
1938-5-24
18843
Napa
plateau n Four Corners; Napa Range, Howell Mtn.
883
Comment
UC1199264
Helianthella californica subsp. californica
Joseph P. Tracy
1933-6-2
12486
Napa
on hills at head Moore's Creek (3-4 mi e of Angwin's); Northern Coast Ranges, Howell Mountain
396
Comment
UC1301032
Helianthella californica subsp. californica
Helen K. Sharsmith
1962-6-3
5112
Napa
w slope of mtn near Angwin; Mount Howell
487
Comment
UC134822
Helianthella californica subsp. californica
Brandegee
1888-9-1
Napa
Howell Mountain
Comment
CAS-BOT-BC314719
Helianthella californica var. californica
Paul F. Covel
1940-4-28
1703
Napa
Grade near Sanatarium
Comment
CAS-BOT-BC314721
Helianthella californica var. californica
J. Clausen
1935-5-23
1072
Napa
Howell Mountain near summit 6.5 mi. N. of St. Helena
Comment
CAS-BOT-BC314722
Helianthella californica var. californica
T. S. Brandegee
1888-9-1
s.n.
Napa
Howell Mountain
Comment
CAS-BOT-BC314723
Helianthella californica var. californica
T. S. Brandegee
1888-9-1
s.n.
Napa
Howell Mountain
Comment
HSC5789
Helianthus californicus
H. P. Chandler
1906-11-10
7128
Napa
Alta Loma Ranch; Howell Mtn.
488
Comment
JEPS4455
Helianthus californicus
W. L. Jepson
1893-9-24
13424
Napa
Angwin's Meadows Howell Mountain, Angwin's Meadows
Comment
JEPS4456
Helianthus californicus
Willis L. Jepson
1893-9-24
13424
Napa
Angwin's Meadows Napa River Basin, Howell Mt., Angwins's Meadows
Comment
JEPS4457
Helianthus californicus
Willis L. Jepson
1893-9-24
13424
Napa
Angwin's Meadows Napa River Basin, Howell Mt., Angwin's Meadows
Comment
JEPS4458
Helianthus californicus
W. L. Jepson
1893-9-24
13426
Napa
Angwin's Meadows Howell Mt., Angwin's Meadows
Comment
JEPS4459
Helianthus californicus
W. L. Jepson
1893-9-24
13426
Napa
Napaleo, Angwin's Meadows Howell Mt., Napaleo, Angwin's Meadows
Comment
UC127134
Helianthus californicus
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7128
Napa
Howell Mt., Alta Loma Ranch
487
Comment
JEPS12594
Hemizonia congesta subsp. clevelandii
Willis L. Jepson
1893-9-25
Napa
La Lomita Napa River Basin
Comment
JEPS7755
Hemizonia congesta subsp. luzulifolia
Peter H. Raven
1950-6-20
2364
Napa
between Conn Valley and Howell Mountain; Napa Range
Comment
UC175022
Hemizonia congesta subsp. luzulifolia
Katharine Brandegee
Napa
near Angwin
Comment
SEINET7072773
Hesperevax sparsiflora var. sparsiflora
A. G. Vestal
1963-5-12
s.n.
Napa
Howell Mountain Road on the North Slope. UTM Zone 10, 548879mE, 4271447mN. Coordinate datum: NAD 27.)
Comment
UC164895
Hesperevax sparsiflora var. sparsiflora
J. P. Tracy
1902-5-16
1511
Napa
3-4 mi e of Angwin's; Howell Mountain, Head of Moore's Creek
365
Comment
JEPS49034
Hesperolinon
W. L. Jepson
1936-7-3
17648
Napa
La Brusca Howell Mt.
Comment
CAS-BOT-BC167404
Hesperolinon bicarpellatum
J. P. Tracy
1905-7-6
2218
Napa
Howell Mountain. Head of Moore's Creek, 3-4 miles East of Angwin's
457
Comment
CAS-BOT-BC167420
Hesperolinon bicarpellatum
Joseph P. Tracy
1933-6-2
12480
Napa
Howell Mountain. On hills at head of Moore's Creek, 5 miles east of Angwin's
396
Comment
GH364895
Hesperolinon bicarpellatum
J. P. Tracy
1933-6-2
12480
Unknown
Howell Mountain, on hills at head of Moore's Creek, 5 miles east of Angwin's
396
Comment
GH364898
Hesperolinon bicarpellatum
J. P. Tracy
1905-7-6
2218
Unknown
Howell Mountain, head of Moore's Creek, 3-4 miles east of Angwin's
457
Comment
JEPS129091
Hesperolinon bicarpellatum
Jake Ruygt
2016-4-26
6213
Napa
Okin Ranch, Chilles Valley. Saint Helena 7.5' Quad.
Comment
JEPS32273
Hesperolinon bicarpellatum
Joseph P. Tracy
1933-6-2
12480
Napa
on hills at head of Moore's Creek (5 mi e of Angwin's); Howell Mountain
396
Comment
JEPS32274
Hesperolinon bicarpellatum
Jos. P. Tracy
Jun 13 1899-Jun 19 1899
382
Napa
Howell Mt.
Comment
RSA151703
Hesperolinon bicarpellatum
Joseph P. Tracy
1933-6-2
12480
Napa
At head of Moore s Creek, 5 miles east of Angwin s.
396
Comment
UC1212341
Hesperolinon bicarpellatum
J. P. Tracy
1899-7-6
382
Napa
head Moore's Creek (3-4 mi e of Angwin's); Howell Mountain
426
Comment
UC146227
Hesperolinon bicarpellatum
Joseph P. Tracy
1905-7-6
2218
Napa
head Moore's Creek (3-4 mi e of Angwin's); Howell Mountain
457
Comment
UC668041
Hesperolinon bicarpellatum
Joseph P. Tracy
1933-6-2
12480
Napa
on hills at head Moore's Creek (5 mi e of Angwin's); Howell Mountain
396
Comment
UCD141589
Hesperolinon bicarpellatum
Ellen Dean
2013-4-27
7705
Napa
Las Posadas State Experimental Forest. Ridge to the north of Recreation Flat.
424
Comment
CAS-BOT-BC176012
Hesperolinon californicum
Freed W. Hoffman
1947-6-18
1650
Napa
Pope Valley road
Comment
CAS-BOT-BC176013
Hesperolinon californicum
J. P. Tracy
1905-7-5
2205
Napa
Howell Mountain. Head of Moore's Creek, 3-4 miles East of Angwin's
365
Comment
CAS-BOT-BC176015
Hesperolinon californicum
Peter H. Raven
1950-6-20
2369
Napa
In the Napa Range between Conn Valley and Howell Mtn.
Comment
JEPS122842
Hesperolinon californicum
W. A. Freyman with A. C. Schneider & Y. P. Springer
2014-5-17
219
Napa
Along Pope Valley Road.
Comment
JEPS122903
Hesperolinon californicum
Adam C. Schneider
2015-5-19
933
Napa
Along Pope Valley Rd.
Comment
JEPS127853
Hesperolinon californicum
Adam C. Schneider with Dick O'Donnell
2013-5-28
250
Napa
Conn Valley Road, 2.1 miles west of Northwest corner of Lake Hennessey.
Comment
JEPS32283
Hesperolinon californicum
Willis L. Jepson
1893-6-26
13535
Napa
Howell Mt. Napa River Basin
Comment
UC1212445
Hesperolinon californicum
Freed W. Hoffman
1947-6-18
1650
Napa
Pope Valley Road Inner North Coast Ranges
Comment
UC1212522
Hesperolinon californicum
Helen K. Sharsmith
1951-10-21
4039
Napa
w side near creek Chiles Valley (road from Rutherford to Pope Valley); Inner North Coast Ranges
228
Comment
UC146130
Hesperolinon californicum
Joseph P. Tracy
1905-7-5
2205
Napa
head Moore's Creek (3-4 mi e of Angwin's); Howell Mountain
365
Comment
UC1601207
Hesperolinon californicum
Helen K. Sharsmith
1951-10-21
4037
Napa
w side Chiles Valley (on Rutherford-Monticello road); Inner North Coast Ranges
243
Comment
POM264935
Hesperolinon clevelandii
J. C. Roos
1939-5-13
266
Napa
Angwin, Howell Mt.
Comment
RSA151704
Hesperolinon clevelandii
H. K. Sharsmith
1957-5-30
4598
Napa
West side of Howell Mountain 2.4 miles west of Angwin.
305
Comment
RSA262583
Hesperolinon clevelandii
Kathleen Barnes
1973-6-4
61
Napa
McDonald Ranch, 1/2 mile up from house, Pope Valley Road.
Comment
UC1212330
Hesperolinon clevelandii
Helen K. Sharsmith
1957-5-30
4597
Napa
1.1 mi beyond town of Pope Valley (on road to St. Helena); Inner North Coast Ranges, Howell Mountain
304
Comment
UC1212335
Hesperolinon clevelandii
J. P. Tracy
1902-5-16
1489
Napa
head Moore's Creek (3-4 mi e of Angwin's); Howell Mountain
457
Comment
UC1601236
Hesperolinon clevelandii
Helen K. Sharsmith
1957-5-30
4598
Napa
w side of mountain 2.4 mi w Angwin; Inner North Coast Ranges, Howell Mountain
304
Comment
UCD110501
Hesperolinon clevelandii
Kathleen Barnes
1973-6-4
61
Napa
McDonald Ranch, 1/2 mile up from house, Pope Valley Road.
Comment
JEPS121561
Hesperolinon micranthum
Adam C. Schneider with Dick O'Donnell
2013-5-26
198
Napa
Along Chiles Valley Road.
Comment
JEPS32298
Hesperolinon micranthum
Joseph P. Tracy
1933-6-2
12479
Napa
on hills at head Moore's Creek (5 mi e of Angwin's); Howeel Mountain
396
Comment
UC1212275
Hesperolinon micranthum
Helen K. Sharsmith
1951-10-21
4040
Napa
w side Chiles Valley (on road to Pope Valley); Inner North Coast Ranges
234
Comment
UC1212276
Hesperolinon micranthum
Helen K. Sharsmith
1951-10-21
4038
Napa
above Sage Creek (w side of Chiles Valley); Inner North Coast Ranges, Chiles Valley
259
Comment
UC668039
Hesperolinon micranthum
Joseph P. Tracy
1933-6-2
12479
Napa
5 mi e Angwin's (on hills at head of Moores Creek); Howell Mountain, Moores Creek
396
Comment
UCD110561
Hesperolinon micranthum
Joseph P. Tracy
1933-6-2
12479
Napa
Howell Mountain. On hills at head of Moore's Creek, 5 miles east of Angwin's.
396
Comment
JEPS127884
Hesperolinon sharsmithiae
Adam C. Schneider with Dick O'Donnell
2013-5-26
197
Napa
Along Chiles Valley Road.
Comment
JEPS122775
Hesperolinon spergulinum
Jake Ruygt
1982-6-29
1357
Napa
0.4 miles west of Pope Valley Road on Howell Mtn. Road. QUAD: St. Helena
Comment
JEPS122841
Hesperolinon spergulinum
W. A. Freyman with A. C. Schneider & Y. P. Springer
2014-5-17
221
Napa
Along private road that runs west off of Pope Valley Road.
Comment
JEPS122908
Hesperolinon spergulinum
Adam C. Schneider
2015-7-23
939
Napa
Along private road that runs west off of Pope Valley Rd
Comment
JEPS32287
Hesperolinon spergulinum
J. P. Tracy
1899-6-26
383
Napa
Howell Mt.
Comment
JEPS32290
Hesperolinon spergulinum
W. L. Jepson
1893-6-26
14380
Napa
Howell Mt.
Comment
JEPS32293
Hesperolinon spergulinum
W. L. Jepson
1916-8-6
6828
Napa
Howell Mt.
Comment
UC1212405
Hesperolinon spergulinum
J. P. Tracy
1899-7-5
383
Napa
3 to 4 mi e Angwin's; Howell Mountain, Head of Moores Creek
365
Comment
UC1212406
Hesperolinon spergulinum
Joseph P. Tracy
1938-6-5
15828
Napa
5 mi e Angwin's (on hills at head of Moore Creek); Howell Mountain, Moores Creek
365
Comment
UC146128
Hesperolinon spergulinum
J. P. Tracy
1905-7-6
2233
Napa
3 to 4 mi e Angwin's; Howell Mountain, Head of Moores Creek
365
Comment
JEPS106575
Heterocodon rariflorum
Jake Ruygt
1996-6-23
3757
Napa
Wantrup Wildlife Sanctuary, Hardin Road, Pope Valley.
441
Comment
UC168967
Heterocodon rariflorum
Joseph P. Tracy
1905-7-6
2226
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain, Moore's Creek
365
Comment
JEPS121539
Heteromeles arbutifolia
Adam C. Schneider with Dick O'Donnell
2013-5-26
195
Napa
Along Chiles Valley Road.
Comment
UC1198754
Heteromeles arbutifolia
J. P. Tracy
1899-7-4
377
Napa
3-4 mi e Angwin's; Howell Mountain, Head of Moore's Creek
518
Comment
UCD118394
Heteromeles arbutifolia
Rachael Olliff; Plant Biology 102 Collectors
2012-5-5
2
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
417
Comment
CAS-BOT-BC312333
Hieracium albiflorum
Peter H. Raven
1950-6-20
2347
Napa
Napa Range between Conn Valey and Howell Mtns.
Comment
JEPS106635
Hieracium albiflorum
Jake Ruygt
1991-7-20
2782
Napa
Ink Grade at White Cottage Rd.
560
Comment
UC127169
Hieracium albiflorum
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7152
Napa
Alta Loma Ranch Howell Mountain
487
Comment
UC1197461
Hoita macrostachya
Joseph P. Tracy
1899-7-6
391
Napa
3-4 mi e Angwin's (hills at head of Moore's Creek, along water courses); Northern Coast Ranges, Howell Mountain
457
Comment
UC127131
Hoita macrostachya
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7120
Napa
Alta Loma Ranch Howell Mountain
487
Comment
JEPS65642
Hoita orbicularis
Willis L. Jepson
1893-6-26
13589
Napa
Angwin's Meadows Napa River Basin, Howell Mt.
Comment
UC162813
Hoita orbicularis
Joseph P. Tracy
1899-7-4
392
Napa
Angwin Creek Northern Coast Ranges, Howell Mountain (meadows)
457
Comment
JEPS71230
Holcus lanatus
W. L. Jepson
1936-7-2
17643
Napa
Angwin Meadow Howell Mt. (Napa Range); , , Angwin Meadow
Comment
CAS-BOT-BC315787
Holozonia filipes
K. Brandegee
1910-7-26
186
Napa
Near Angwin's
Comment
CAS-BOT-BC315794
Holozonia filipes
K. Brandegee
1910-7-26
186
Napa
Near Angwin's
Comment
POM30486
Holozonia filipes
Katherine Brandegee
1910-7-26
186
Napa
Near Angwin's.
Comment
UC143000
Holozonia filipes
Mrs. K. Brandegee
1910-7-26
186
Napa
near Angwin's
Comment
UC89201
Holozonia filipes
Brandegee
1888-8-1
Napa
Howell Mountain
Comment
UC1103742
Hordeum brachyantherum subsp. brachyantherum
Joseph P. Tracy
1905-7-6
2229
Napa
3-4 mi e Angwin's (on hills at head Moore's Creek, Howell Mountian); Northern Coast Ranges, Howell Mountain, Moore's Creek
365
Comment
POM263252
Hordeum marinum subsp. gussoneanum
J. C. Roos
1939-5-13
273
Napa
Angwin, Howell Mt.
Comment
UCD120915
Hordeum marinum subsp. gussoneanum
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-4-29
7336
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. Near entrance gate, west of fire station buildings.
521
Comment
UCD120798
Hordeum murinum
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-4-29
7334
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. Near entrance gate, west of fire station buildings.
521
Comment
JEPS44532
Horkelia californica subsp. dissita
Willis L. Jepson
1893-9-24
1214 p
Napa
Howell Mt.Napa River Basin, Angwin's Meadows
Comment
UC1198714
Horkelia californica subsp. dissita
J. P. Tracy
1899-6-14
374
Napa
3-4 mi e Angwin's (Head of Moore's Creek); Howell Mountain, Moore's Creek
Comment
CAS-BOT-BC400800
Hypericum anagalloides
Rimo Bacigalupi
1928-6-20
1876
Napa
Howell Mt 10 mi west of St Helena
Comment
UC127182
Hypericum anagalloides
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7104
Napa
Alta Loma Ranch
487
Comment
POM285807
Hypericum androsaemum
R. C. Bacigalupi
1928-06
1876
Napa
Howell Mt., 10 mi. west of St. Helena
Comment
CAS-BOT-BC410803
Hypericum concinnum
Peter H. Raven
1950-6-20
2363
Napa
The Napa Range between Conn Valley and Howell Mtn.
Comment
CAS-BOT-BC410811
Hypericum concinnum
J. Clausen
1935-5-23
1072 a
Napa
Howell Mountain, near summit, 6.5 mi. N of St. Helena
Comment
UC127127
Hypericum concinnum
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7106
Napa
Howell Mt., Alta Loma Ranch
487
Comment
JEPS66804
Hypericum formosum var. scouleri
W. L. Jepson
1893-6-26
13963
Napa
Howell Mt.
Comment
UC187748
Hypericum formosum var. scouleri
Katharine Brandegee
1910-7-1
Napa
Howell Mt.
Comment
JEPS36524
Hypochaeris glabra
W. L. Jepson
1938-5-24
18853
Napa
Plateau n of Four Corners Howell Mt.; Napa Range
Comment
UCD120789
Hypochaeris radicata
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-4-29
7329
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. Near entrance gate, west of fire station buildings.
521
Comment
UCSB19155
Iris douglasiana
Rankine, Jane
1965-4-13
Napa
3 miles W of Pope Valley; on the road between Pope Valley and Anqwin
Comment
JEPS126051
Iris macrosiphon
Jake Ruygt
2007-3-31
5133
Napa
Las Posadas State Forest NW of Fire Station. Saint Helena 7.5' Quad.
Comment
JEPS17332
Iris macrosiphon
W. L. Jepson
1900-3-10
516
Napa
Howell Mt.
Comment
UCD116959
Iris macrosiphon
Jillian Howard; Plant Biology 102 Collectors
2012-4-29
1
Napa
Las Posadas State Experimental Forest. Near entrance gate on Las Posadas Rd. by fire station.
520
Comment
UCD118351
Iris macrosiphon
Reed Crane; Plant Biology 102 Collectors
2012-5-5
4
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
403
Comment
UCD138788
Iris macrosiphon
H. Popenoe
1949-5-1
16
Napa
Napa Valley: one mile from Pacific Union College on Pope Valley Road.
Comment
JEPS79459
Isoetes nuttallii
Edward Lee with A. Carter and E. Crum
1936-3-15
1813
Napa
10.7 mi. out of Rutherford (Rutherford-Pope Valley rd.)
Comment
RSA170232
Isoetes nuttallii
Joseph P. Tracy
1950-5-23
18659
Napa
La Jota Plateau, on hills at head of Moore s Creek, 5 miles east of Angwin s, Howell Mountain.
518
Comment
UC1239793
Isoetes nuttallii
Joseph P. Tracy
1933-4-30
12113
Napa
3 - 4 mi e Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mt, La Jota Plateau
518
Comment
UC1245416
Isoetes nuttallii
Joseph P. Tracy
18659
Napa
5 mi. e. Angwin's (hills at head of Moore's Creek); Howell Mt.
518
Comment
UC14915
Isoetes nuttallii
J. P. Tracy
1902-5-19
1553
Napa
3-4 mi e Angwin's (head of Moore's Creek); Howell Mt
518
Comment
UC1746157
Isoetes nuttallii
Annetta M. Carter, Joseph Tracy, Rimo Bacigalupi
1950-5-23
2760
Napa
Howell Mtn. La Jota Plateau - Las Posadas State Forest.
533
Comment
UC1751075
Isoetes orcuttii
Annetta M. Carter, Joseph Tracy, Rimo Bacigalupi
1950-5-23
2761
Napa
Howell Mtn. La Jota Plateau - Las Posadas State Forest.
533
Comment
UC519318
Isoetes orcuttii
Joseph P. Tracy
1933-6-2
12461
Napa
3 to 4 mi. e. Angwin's (on hills at head of Moore's Creek, La Jota Plateau, Howell Mt.); Northern Coast Ranges, Howell Mt., La Jota Plateau
518
Comment
JEPS126052
Juncus dubius
Jake Ruygt
2010-6-26
5658
Napa
Las Posadas State Forest, near public road. Saint Helena 7.5' Quad.
Comment
JEPS126053
Juncus dubius
Jake Ruygt
2010-6-26
5659
Napa
Las Posadas State Forest, near public road. Saint Helena 7.5' Quad.
Comment
UC127473
Juncus effusus var. pacificus
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7103
Napa
Alta Loma Ranch Howell Mountain
487
Comment
UC1103673
Juncus hemiendytus var. hemiendytus
Joseph P. Tracy
1902-5-21
1611 1/2
Napa
3-4 mi e Angwin's (on hills at head of Moores Creek, La Jota Plateau); Northern Coast Ranges, Howell Mountain, La Jota Plateau
518
Comment
UC14891
Juncus hemiendytus var. hemiendytus
J. P. Tracy
1902-5-18
1534
Napa
3-4 mi e Angwin's (Head of Moores Creek); Howell Mountain, Head of Moores Creek
518
Comment
UC14892
Juncus hemiendytus var. hemiendytus
J. P. Tracy
1902-5-19
1555 1/2
Napa
3-4 mi e Angwin's (Head of Moores Creek); Howell Mountain, Head of Moores Creek
518
Comment
UC1746017
Juncus hemiendytus var. hemiendytus
Annetta M. Carter, Joseph Tracy, Rimo Bacigalupi
1950-5-23
2774
Napa
Howell Mtn. La Jota Plateau - Las Posadas State Forest.
533
Comment
UC183781
Juncus hemiendytus var. hemiendytus
Joseph P. Tracy
1902-5-18
1534
Napa
3-4 mi e Angwin's (on hills at Head of Moores Creek); Northern Coast Ranges, Howell Mountain, Head of Moores Creek
518
Comment
UC1103653
Juncus kelloggii
J. P. Tracy
1902-5-19
1555
Napa
3-4 mi e Angwin's; Howell Mountain, Head of Moores Creek
518
Comment
UC14893
Juncus kelloggii
J. P. Tracy
1902-5-19
1555
Napa
3-4 mi e Angwin's; Howell Mountain, Head of Moores Creek
518
Comment
UC14894
Juncus kelloggii
J. P. Tracy
1902-5-18
1534 a
Napa
3-4 mi e Angwin's; Howell Mountain, Head of Moores Creek
518
Comment
JEPS126058
Juncus occidentalis
Jake Ruygt
2006-6-3
5047
Napa
Las Posadas State Forest north of Fire Station. Saint Helena 7.5' Quad.
Comment
JEPS67097
Juncus occidentalis
Willis L. Jepson
1894-5-1
40 a
Napa
Upper Conn Valley Napa River Basin
Comment
JEPS67098
Juncus occidentalis
W. L. Jepson
1891-5-1
40 b
Napa
Upper Conn Valley
Comment
UC184101
Juncus occidentalis
Joseph P. Tracy
1905-7-5
2211
Napa
3-4 mi e Angwin's (at head of Moores Creek); Northern Coast Ranges, Howell Mountain, Moores Creek
365
Comment
JEPS126057
Juncus oxymeris
Jake Ruygt
2010-6-26
5660
Napa
Las Posadas State Forest, near public road. Saint Helena 7.5' Quad.
Comment
UC1103058
Juncus oxymeris
Joseph P. Tracy
1899-6-11
351
Napa
3-4 mi e Angwin's; Northern Coast Ranges, Howell Mountain, Head of Moores Creek
365
Comment
UCD121184
Juncus patens
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-5-5
7361
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. NE Part of property. Recreation Flat.
392
Comment
CAS-BOT-BC237851
Keckiella lemmonii
Rimo Bacigalupi
1928-6-20
1873
Napa
Howell Mt 10 miles west of St Helena
Comment
NY790364
Keckiella lemmonii
R. C. F. Bacigalupi
1928-6-20
1873
Napa
Howell Mountain, 10 miles west of St. Helena
Comment
POM161357
Keckiella lemmonii
R. C. Bacigalupi
1928-6-20
1873
Napa
Howell Mt. 10 miles west of St Helena.
Comment
UC185352
Keckiella lemmonii
Katharine Brandegee
1910-7-27
Napa
Angwin's; Napa Range, Howell Mt.
Comment
JEPS76090
Koeleria macrantha
W. L. Jepson
1938-5-24
18845
Napa
Plateau n of Four Corners Howell Mountain (Napa Range); , Howell Mountain
762
Comment
JEPS76091
Koeleria macrantha
W. L. Jepson
1938-5-24
18845
Napa
Plateau n of Four Corners Howell Mountain (Napa Range); , Howell Mountain
762
Comment
UC526698
Koeleria macrantha
Joseph P. Tracy
1933-6-2
12475
Napa
hills at head of Moore's Creek Howell Mountain (3-4 mi e of Angwin's); Northern Coast Ranges, , Moore's Creek
396
Comment
UC127119
Lactuca serriola
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7111
Napa
Alta Loma Ranch Howell Mountain
487
Comment
GH403731
Lagophylla minor
J. P. Tracy
1938-6-5
15825
Unknown
Howell Mountain. On hills at head of Moore's Creek, 5 miles east of Angwin's
Comment
JEPS19965
Lagophylla minor
Joseph P. Tracy
1938-6-5
15825
Napa
5 mi e Angwin's (on hills at head of Moore's Creek); Howell Mountain, Moore's Creek
365
Comment
UC1199151
Lagophylla minor
Joseph P. Tracy
1933-6-2
12481
Napa
on hills at head Moore's Creek (5 mi e of Angwin's); Howell Mountain
Comment
UC175970
Lagophylla minor
J. P. Tracy
1902-5-22
1621
Napa
head Moore's Creek (3-4 mi e of Angwin's); Howell Mountain
365
Comment
UC175976
Lagophylla minor
J. P. Tracy
1902-5-15
1474
Napa
head Moore's Creek (3-4 mi e of Angwin's); Howell Mountain
365
Comment
UC668199
Lagophylla minor
Joseph P. Tracy
1938-6-5
15825
Napa
on hills at head Moore's Creek (5 mi e of Angwin's); Howell Mountain
365
Comment
UCD118352
Lagophylla minor
Reed Crane; Plant Biology 102 Collectors
2012-5-5
5
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
387
Comment
CAS-BOT-BC341556
Lagophylla ramosissima
Rimo Bacigalupi
1928-6-20
1868
Napa
Howell Mt. 10 miles west of St. Helena
Comment
UC89207
Lagophylla ramosissima
Mrs. K. Curran
1888-8-1
Napa
Howell Mountain
Comment
UC154000
Lamium amplexicaule
Joseph P. Tracy
1899-6-17
401 1/2
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain
365
Comment
UC166655
Lasthenia californica subsp. californica
J. P. Tracy
1902-5-17
1514
Napa
3-4 mi e of Angwin's Head of Moore's Creek; Howell Mountain
365
Comment
UC166656
Lasthenia californica subsp. californica
J. P. Tracy
1902-5-21
1574
Napa
3-4 mi e of Angwin's Head of Moore's Creek; Howell Mountain
457
Comment
UC166657
Lasthenia californica subsp. californica
J. P. Tracy
1902-5-17
1528
Napa
3-4 mi e of Angwin's Head of Moore's Creek; Howell Mountain
426
Comment
UC30413
Lasthenia californica subsp. californica
W. L. Jepson
1893-4-26
Napa
La Lomita Napa Valley
Comment
JEPS106671
Lasthenia glaberrima
Jake Ruygt
1996-5-13
3663
Napa
.9 mile south of Pope Canyon Road on Hardin Road.
183
Comment
UCD118396
Lasthenia gracilis
Rachael Olliff; Plant Biology 102 Collectors
2012-5-5
4
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
406
Comment
UCD121172
Lasthenia gracilis
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-5-5
7354
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. NE Part of property. Recreation Flat area. Valley.
392
Comment
UC496104
Lathyrus aphaca
Mrs. Ernest Lloyd
1931-5-5
Napa
Howell Mountain
Comment
JEPS107273
Lathyrus hirsutus
Jake Ruygt
1996-7-13
3773
Napa
Angwin, near Sanitation ponds.
481
Comment
UC162874
Lathyrus nevadensis var. nevadensis
Joseph P. Tracy
1902-5-17
1527
Napa
3-4 mi e Angwin's (on hills at head of Moores Creek); Northern Coast Ranges, Howell Mountain, Moores Creek
457
Comment
CDA11433
Lathyrus torreyi
G. F. Hrusa, M. Tu
1995-5-6
12156
Napa
North Coast Biodiversity Arena; along Moores Creek in Las Posadas State Forest.
Comment
JEPS107266
Lathyrus torreyi
Jake Ruygt
1994-4-9
3346
Napa
Las Posados Sate Forest on Moore Creek Trail.
487
Comment
JEPS55384
Lathyrus vestitus var. vestitus
W. L. Jepson
1924-4-6
10316
Napa
Howell Mt. Napa Range
914
Comment
UCD121193
Lathyrus vestitus var. vestitus
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-5-5
7364 a
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. Along undeveloped road that runs between the Fire Station and Recreation Flat.
526
Comment
JEPS40041
Layia septentrionalis
W. L. Jepson
1897-6-26
Napa
Howell Mountain
Comment
UC1157918
Lemna minuscula
John C. Roos
September 1938
Napa
Angwin, Pacific Union College farm Angwin; , Pacific Union College farm
487
Comment
JEPS129088
Leontodon saxatilis subsp. longirostris
Jake Ruygt
2016-4-19
6197
Napa
Wantrup Wildlife Sanctuary, Hardin Road. Chiles Valley 7.5' Quad.
Comment
UCD120785
Leontodon saxatilis subsp. saxatilis
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-4-29
7328
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. Near entrance gate, west of fire station buildings.
521
Comment
UC1245378
Lepidium latipes
Joseph P. Tracy
1950-3-23
18685
Napa
Head of Moores Creek Las Posadas State Forest, Howell Mountain
335
Comment
RSA137126
Leptosiphon androsaceus
Verne Grant
1960-4-13
10189
Napa
A few miles E. of Angwin on summit of road from St. Helena to Pope Valley.
518
Comment
JEPS129093
Leptosiphon jepsonii
Jake Ruygt
2016-4-26
6214
Napa
Wantrup Wildlife Sanctuary, Hardin Road. Chiles Valley 7.5' Quad.
Comment
UCD103881
Leptosiphon jepsonii
Joel Smith
2011-6-16
s.n.
Napa
Wantrup Road Wildlife Sanctuary, on primary road, 1.3 km W of Hardin Rd. and 60 m N of a vernal pool.
256
Comment
JEPS129077
Leptosiphon parviflorus
Jake Ruygt
2016-4-12
6184
Napa
Wantrup Wildlife Sanctuary, Hardin Road. Chiles Valley 7.5' Quad.
Comment
JEPS129087
Leptosiphon parviflorus
Jake Ruygt
2016-4-19
6198
Napa
Wantrup Wildlife Sanctuary, Hardin Road. Chiles Valley 7.5' Quad.
Comment
UCD118108
Leptosiphon parviflorus
Megan Mateo; Plant Biology 102 Collectors
2012-4-29
4
Napa
Las Posadas State Experimental Forest. Just northeast of fire station along undeveloped road. Northwest side of road near fork in road.
519
Comment
UCD118393
Leptosiphon parviflorus
Rachael Olliff; Plant Biology 102 Collectors
2012-5-5
1
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
417
Comment
UCD118508
Leptosiphon parviflorus
Amber Kimpel; Plant Biology 102 Collectors
2012-5-5
1
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
417
Comment
UCD121168
Leptosiphon parviflorus
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-5-5
7353
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. NE Part of property. Recreation Flat area. Valley.
392
Comment
UCD141588
Leptosiphon parviflorus
Ellen Dean
2013-4-27
7706
Napa
Las Posadas State Experimental Forest. Ridge to the north of Recreation Flat.
424
Comment
UCSC009028
Leptosiphon parviflorus
Dylan M. Neubauer
2015-4-24
130
Napa
(NCoRI) Dirt road abutting drainage flowing S/N on S side Chiles-Pope Valley Road
301
Comment
JEPS20587
Lessingia ramulosa
W. L. Jepson
1916-8-6
6829
Napa
Howell Mt.
Comment
UC176466
Lessingia ramulosa
J. P. Tracy
1905-7-6
2225
Napa
head of Moore's Creek (3-4 mi e of Angwin's); Howell Mountain, Head of Moore's Creek
365
Comment
UC1198370
Lewisia rediviva
Joseph P. Tracy
1902-5-21
1592
Napa
3-4 mi e Angwin's (hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain, Moore's Creek
335
Comment
UC14914
Lilaea scilloides
J. P. Tracy
1902-5-19
1548
Napa
3-4 mi e Angwin's (head of Moore's Creek); Howell Mountain
518
Comment
UC1746036
Lilaea scilloides
Annetta M. Carter, Joseph Tracy, Rimo Bacigalupi
1950-5-23
2763
Napa
Howell Mtn. La Jota Plateau - Las Posadas State Forest.
533
Comment
CAS-BOT-BC132957
Lilium rubescens
Mr. Merle Ackley; Mrs. Merle Ackley
1957-6-14
s.n.
Napa
Howell Mt.
Comment
CAS-BOT-BC361310
Limnanthes douglasii subsp. nivea
Richard R. Halse
2013-3-27
8757
Napa
Along the Chiles and Pope Valley Road ca 4.7 miles NW of its junction with the Lower Chiles Valley Road.
230
Comment
CDA43225
Limnanthes douglasii subsp. nivea
Richard R. Halse
2013-3-27
8757
Napa
Along the Chiles and Pope Valley Road ca. 4.7 miles northwest of it junction with Lower Chiles Valley Road.
Comment
GH404315
Limnanthes douglasii subsp. nivea
R. R. Halse
2013-3-27
8757
Unknown
Along the Chiles and Pope Valley Road ca. 4.7 miles northwest of its junction with the Lower Chilies Valley Road
Comment
JEPS112566
Limnanthes douglasii subsp. nivea
Jake Ruygt
1994-4-16
3350
Napa
North end of Chiles Valley near Chiles- Pope Valley Road.
228
Comment
JEPS122739
Limnanthes douglasii subsp. nivea
Jake Ruygt
2011-5-7
5779
Napa
Mill Valley near Angwin; central portion. Quad: St. Helena.
Comment
OBI12592
Limnanthes douglasii subsp. nivea
R. L. Hoover
1968-4-20
53
Napa
On Howell Mtn Rd, on W side of rd at Angwin
Comment
SEINET5585702
Limnanthes douglasii subsp. nivea
Richard R. Halse
2013-1
8757
Napa
Along the Chiles and Pope Valley Road ca. 4.7 miles northwest of its junction with the Lower Chiles Valley Road.
230
Comment
CDA11597
Linanthus androsaceus
G. F. Hrusa, S. Larson
1995-4-1
12054
Napa
North Coast Biodiversity Arena; along Chiles-Pope Valley Rd., approx. 2 m. above Lake Hennessey.
Comment
JEPS58155
Linanthus androsaceus
E. V. Ferguson
1920-5-15
352
Napa
Howell Mt.
Comment
SEINET7072777
Linanthus androsaceus
A. G. Vestal
1963-5-13
s.n.
Napa
Conn Valley Road, Conn Valley. UTM Zone 10, 551383mE, 4262262mN. Coordinate datum: NAD 27.
Comment
UC23463
Linanthus ciliatus
Willis L. Jepson
1893-5-1
Napa
Pope Valley grade from Calistoga; Napa River Basin
Comment
UC1198534
Linanthus dichotomus
J. P. Tracy
1902-5-14
1440
Napa
3-4 mi e Angwin's; Howell Mountain, Head of Moores Creek
365
Comment
UC1198535
Linanthus dichotomus
J. P. Tracy
1902-5-19
1559
Napa
3-4 mi e Angwin's; Howell Mountain, Head of Moores Creek
365
Comment
UC1198536
Linanthus dichotomus
J. P. Tracy
1902-5-21
1573
Napa
3-4 mi e Angwin's; Howell Mountain, Head of Moores Creek
457
Comment
UC689684
Linanthus dichotomus
Herbert L. Mason
1942-5-24
12540
Napa
3 mi s Pope Valley Store
Comment
JEPS58113
Linanthus parviflorus
W. L. Jepson
1904-6-3
2444
Napa
Howell Mt. Napa Range
365
Comment
UC1198576
Linanthus parviflorus
Joseph P. Tracy
1933-4-30
12092
Napa
3-4 mi e Angwin's (on hills at head of Moores Creek); Northern Coast Ranges, Howell Mountain, Moores Creek
396
Comment
JEPS58547
Linanthus pygmaeus
J. P. Tracy
1902-5-16
1502
Napa
3-4 mi e Angwin's; Howell Mountain, Head of Moores Creek
365
Comment
UC52371
Linanthus pygmaeus
J. P. Tracy
1902-5-16
1502
Napa
3-4 mi e Angwin's; Howell Mountain, Head of Moores Creek
365
Comment
UC52443
Linanthus pygmaeus
J. P. Tracy
1902-5-16
1502
Napa
3-4 mi e Angwin's; Howell Mountain, Head of Moores Creek
365
Comment
CLARK-A1528-3206
Linum clevelandii
John C. Roos
1939-5-13
266
Napa
Angwin
Comment
SFV8647
Lithophragma affine
P. W. Fong
1971-5-1
57
Napa
McDonald Ranch, about 20 miles northwest of intersection of State Highways 121 and 128 on Chiles Valley Road. North facing slope near top of small hill.
244
Comment
JEPS112567
Lithophragma heterophyllum
Jake Ruygt
1996-4-9
3567
Napa
Wantrop Wildlife Sanctuary
493
Comment
UC1196487
Lithophragma heterophyllum
J. P. Tracy
1902-5-15
1470
Napa
3-4 mi e of Angwin's head of Moore's Creek; Howell Mountain, head of Moore's Creek
396
Comment
UC164899
Logfia filaginoides
J. P. Tracy
1902-5-16
1504
Napa
3-4 mi e Angwin's (head of creek); Howell Mountain, Moore's Creek
365
Comment
JEPS20928
Logfia gallica
W. L. Jepson
1938-5-20
18807
Napa
slope above St. Helena Sanitorium; Howell Mts.
Comment
UC165833
Logfia gallica
J. P. Tracy
1902-5-17
1519
Napa
3-4 m e of Angwin' (head of Moore's Creek); Howell Mountain,Moore's Creek
365
Comment
UCD121179
Lolium multiflorum
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-5-5
7358
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. NE Part of property. Ridge to the north of Recreation Flat area along undeveloped road.
416
Comment
UCD66081
Lolium multiflorum
Beecher Crampton
1962-10-9
6698
Napa
1.1/4 SW of Angwin, Howell Mtn. Road, Conn Creek.
Comment
CDA11598
Lomatium californicum
G. F. Hrusa, S. Larson
1995-4-1
12056
Napa
North Coast Biodiversity Arena; Chiles-Pope Valley Rd., approx. 2 m. above Lake Hennessey.
Comment
UCD118738
Lomatium caruifolium
Katherine Graham; Plant Biology 102 Collectors
2012-5-5
4
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road and in nearby meadow.
405
Comment
UCD118349
Lomatium dasycarpum subsp. tomentosum
Reed Crane; Plant Biology 102 Collectors
2012-5-5
2
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
417
Comment
UC1197151
Lomatium marginatum var. purpureum
J. P. Tracy
1899-6-14
414
Napa
3 - 4 mi. e. Angwin's (head of Moore's Creek, Howell Mt.); Howell Mt., Moore's Creek
365
Comment
UC1197152
Lomatium marginatum var. purpureum
J. P. Tracy
1899-6-13
413
Napa
3 - 4 mi. e. Angwin's (head of Moore's Creek, Howell Mt.); Howell Mt., Moore's Creek
365
Comment
UC1224685
Lomatium marginatum var. purpureum
G. Ledyard Stebbins
1964-5-24
6159
Napa
7 mi S of Pope Valley, on road to Lake Hennessy and Lake Berryessa
274
Comment
UC647527
Lomatium marginatum var. purpureum
Joseph P. Tracy
1938-6-5
15832
Napa
5 mi. e. Angwin's (on hills at head of Moore's Creek, Howell Mt.); Howell Mt., Moore's Creek
396
Comment
JEPS12849
Lonicera hispidula var. vacillans
W. L. Jepson
1898-1-4
Napa
Howell Mountain
Comment
JEPS12850
Lonicera hispidula var. vacillans
W. L. Jepson
1898-1-4
Napa
Howell Mountain
Comment
JEPS12814
Lonicera interrupta
W. L. Jepson
1898-1-4
Napa
Howell Mt.
Comment
SEINET7072565
Lotus micranthus
A. G. Vestal
1963-5-12
s.n.
Napa
Howell Mountain Road. Coordinate datum: NAD 27. UTM Zone 10, 548701mE, 4271193mN.
Comment
JEPS55723
Lotus oblongifolius var. oblongifolius
W. L. Jepson
1893-6-26
13789
Napa
Howell Mountain
Comment
UC1197311
Lotus pinnatus
Joseph P. Tracy
1902-5-21
1625
Napa
3-4 mi e Angwin's (on hills at head of Moores Creek); Northern Coast Ranges, Howell Mountain, La Jota Plateau
518
Comment
UC1197289
Lotus purshianus var. purshianus
Joseph P. Tracy
1905-7-6
2217
Napa
3-4 mi e Angwin's (on hills at Head of Moores Creek); Northern Coast Ranges, Howell Mountain, Moores Creek
457
Comment
UC1197264
Lupinus affinis
Joseph P. Tracy
1902-5-21
1567
Napa
3-4 mi E of Angwin's ( on hills at head of Moore's Creek); Howell Mountain
365
Comment
UC157020
Lupinus albifrons
Joseph P. Tracy
1902-5-21
1568
Napa
on hills at head of Moore's Creek (Howell Mountain, 3-4 mi e of Angwin's); Northern Coast Ranges, , Howell Mt.
365
Comment
CAS-BOT-BC201548
Lupinus albifrons var. albifrons
Mrs. H. C. Cantelow
1936-3-22
1131
Napa
Howell Mt.
Comment
CAS-BOT-BC201549
Lupinus albifrons var. albifrons
Mrs. H. C. Cantelow
1939-4-8
2505
Napa
Howell Mt. 1 mi. s.w. of Pac. Union College
Comment
CAS-BOT-BC201559
Lupinus albifrons var. albifrons
Mrs. H. C. Cantelow
1939-4-8
s.n.
Napa
Howell Mt.
Comment
RSA26103
Lupinus albifrons var. albifrons
H. C. Cantelow
1936-3-21
s.n.
Napa
Howell Mt.
Comment
JEPS64975
Lupinus bicolor
W. L. Jepson
1915-4-23
6265
Napa
Chiles Creek hills Conn Valley, Chiles Creek hills
Comment
JEPS65351
Lupinus bicolor
W. L. Jepson
1924-4-6
10317
Napa
Howell Mt.
Comment
UCD117809
Lupinus bicolor
Eileen Hollett; Plant Biology 102 Collectors
2012-4-29
6
Napa
Las Posadas State Experimental Forest. Along dirt road 0.1 miles northeast of fire station. North side of the road.
518
Comment
UC127048
Lupinus formosus
Willis L. Jepson
1893-9-24
Napa
Angwin's Meadows, Howell Mt. Napa River Basin
Comment
JEPS107228
Lupinus formosus var. formosus
Jake Ruygt
1997-4-18
3831
Napa
Greenfield Road (Dean property).
237
Comment
JEPS65223
Lupinus formosus var. formosus
Willis L. Jepson
1893-9-24
69 t
Napa
Angwin's Meadows Howell Mt. (Howell Mt.); Napa River Basin, , Angwin's Meadows
Comment
UCD107994
Lupinus latifolius
D. E. Breedlove
1963-5-29
5053
Napa
4 miles S of Pope Valley.
Comment
JEPS107225
Lupinus latifolius var. latifolius
Jake Ruygt
1991-5-11
2653
Napa
1 mile north of College Ave. on Howell Mountain Rd.
551
Comment
JEPS65362
Lupinus nanus
W. L. Jepson
1915-4-23
6241
Napa
hills e St. Helena; hills e of St. Helena
Comment
JEPS65399
Lupinus nanus
Willis L. Jepson
1893-4-26
20 t
Napa
near Yountville (La Lomita); Napa River Basin, , near Yountville
Comment
JEPS65423
Lupinus polyphyllus
Willis L. Jepson
1893-6-26
24 t
Napa
Howell Mt.; Napa River Basin, Howell Mt., Angwin's Meadows
Comment
JEPS65427
Lupinus polyphyllus
W. L. Jepson
1893-6-26
44 t
Napa
Howell Mt.
Comment
CAS-BOT-BC202226
Lupinus sericatus
R. Bacigalupi; R. S. Ferris; Ira L. Wiggins
1933-6-2
6666
Napa
3 mi. N. of Pacific Union College (Howell Mt.) on road to Aetna Springs
Comment
CAS-BOT-BC202230
Lupinus sericatus
R. Bacigalupi; R. S. Ferris; Ira L. Wiggins
1933-6-2
6666
Napa
3 mi. N. of Pacific Union College (Howell Mt.) on road to Aetna Springs
Comment
UC16013
Lupinus sericatus
Willis L. Jepson
1896-2-22
Napa
Howell Mt. beyond Angwin's Howell Mt.; Howell Mt. beyond Angwin's
Comment
UC1745944
Lupinus sericatus
Annetta M. Carter, Joseph Tracy, Rimo Bacigalupi
1950-5-23
2776 a
Napa
Headwaters of Moore Creek, Las Posadas State Forest. 3-4 mi. E of Angwin.
518
Comment
UC527962
Lupinus sericatus
R. Bacigalupi, R. S. Ferris, and I. L. Wiggins
1933-6-2
6666
Napa
on road to Aetna Springs 3 mi n Pacific Union College (on Howell Mt.); n of Pacific Union College (on Howell Mt.)
Comment
JEPS67170
Luzula macrantha
W. L. Jepson
1894-5-1
2 a
Napa
Upper Conn Valley
Comment
JEPS67202
Luzula macrantha
W. L. Jepson
1936-7-2
17641
Napa
Angwin Meadow Napa Range, Howell Mountain
Comment
UC183778
Luzula macrantha
Joseph P. Tracy
1902-5-21
1604
Napa
Northern Coast Ranges. Howell Mountain. On hills at head of Moore's Creek, 3-4 miles east of Angwin's
457
Comment
UCD118560
Luzula subsessilis
Kaya MacMillen; Plant Biology 102 Collectors
2012-4-29
3
Napa
Las Posadas State Experimental Forest. NE of fire station on south side of undeveloped road.
519
Comment
JEPS45950
Lythrum hyssopifolia
Willis L. Jepson
1893-6-26
14093
Napa
below New Eden (grade to Howell Mountain, Napa River Basin); Napa River Basin
Comment
JEPS45953
Lythrum hyssopifolia
Willis L. Jepson
1893-6-26
14091
Napa
Napa River Basin, Howell Mountain Howell Mountain; Napa River Basin, Howell Mountain
Comment
JEPS45959
Lythrum hyssopifolia
Willis L. Jepson
1893-9-24
14085
Napa
Napa River Basin, Howell Mt., Angwin's Meadows Angwin's Meadows; Napa River Basin, Howell Mt., Angwin's Meadows
Comment
UC127158
Lythrum hyssopifolia
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7100
Napa
Howell Mountain, Alta Loma Ranch Alta Loma Ranch; Howell Mountain, Alta Loma Ranch
487
Comment
UC175969
Madia citriodora
J. P. Tracy
1902-5-21
1600
Napa
3-4 mi e Angwin's (head of Moore's Creek); Howell Mountain, head of Moore's Creek
457
Comment
UC127121
Madia elegans
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7131
Napa
Howell Mountain Alta Loma Ranch
487
Comment
POM263490
Madia exigua
J. C. Roos
1939-5-13
267
Napa
Angwin, Howell Mt.
Comment
UC165024
Madia exigua
J. P. Tracy
1902-5-16
1492
Napa
3 to 4 mi e Angwins (Head of Moores Creek); Howell Mountain
457
Comment
UCD118528
Madia exigua
Amber Kimpel; Plant Biology 102 Collectors
2012-5-5
5
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
403
Comment
JEPS106549
Madia gracilis
Jake Ruygt
1986-8-10
1898
Napa
Recreation Flat, Los Posados State Forest
377
Comment
JEPS40379
Madia gracilis
W. L. Jepson
1938-5-24
18852
Napa
Howell Mts. Napa Range
762
Comment
CDA11428
Madia nutans
G. F. Hrusa, M. Tu
1995-5-6
12151
Napa
North Coast Biodiversity Arena; on Ink Grade approx 1 m. below intersection with Howell Mtn Rd.
Comment
CLARK-A1528-2006
Madia nutans
John C. Roos
1939-4-16
258
Napa
Angwin
Comment
GH414745
Madia nutans
J. C. Clausen
1935-5-23
1072
Unknown
Howell Mountain, near summit, 6.5 mi. N.E. of St. Helena
Comment
GH414748
Madia nutans
J. P. Tracy
1902-5-20
1565
Unknown
Angwin Creek, on Howell Mt. road
457
Comment
LA203824
Madia nutans
J. Clausen;
1935-5-23
1072
Napa
Howell Mountain, near summit 6.5 mi. N.E. of St. Helena
Comment
POM216220
Madia nutans
D. D. Keck
1933-5-28
2329
Napa
Howell Mountain, 1 mile SW of Pacific Union College
Comment
POM263489
Madia nutans
J. C. Roos
1939-4-16
258
Napa
Angwin.
Comment
POM298345
Madia nutans
Jens Clausen
1935-5-23
1072
Napa
Howell Mountain, near sumit, 6.5 miles NE of St. Helena
Comment
RSA104111
Madia nutans
Jens Clausen
1935-5-23
1072
Napa
Howell Mountain, near sumit, 6.5 miles NE of St. Helena
Comment
RSA170280A
Madia nutans
Joseph P. Tracy
1950-5-23
18663
Napa
La Jota Plateau, on hills at head of Moore's Creek, 5 miles east of Angwin's, Howell Mountain.
518
Comment
RSA304468
Madia nutans
Barbara Ertter, Jeffrey Strachan
1980-5-9
3330
Napa
Los Posadas State Experimental forest on Howell Mountain 1-2 miles east of Angwin.
549
Comment
RSA503991
Madia nutans
B. G. Baldwin
1987-4-26
652
Napa
Las Posadas State forest (Howell Mountain), immediately north of dirt toad leading east from Las Posadas Fire Station, less than 0.1 mile east of station.
Comment
SBBG92575
Madia nutans
B. G. Baldwin
1987-4-26
652
Napa
Las Posadas St Forest (Howell Mtn) immediately N of dirt Rd leading E of Las Posadas Fire Stn, less than 0.1 mi E of Stn
Comment
CAS-BOT-BC345044
Madia sativa
Peter H. Raven
1950-6-20
2348
Napa
In the Napa Range between Conn Valley & Howell Mtn.
Comment
POM262794
Medicago arabica
J. C. Roos
1939-5-2
292
Napa
Angwin
Comment
UC187220
Melica californica
J. P. Tracy
1902-5-21
1579
Napa
3-4 mi e Angwin's (Head of Moore's Creek); Howell Mountain, Head of Moore's Creek
457
Comment
UCR30549
Melica californica
John C. Roos
1939-5-14
269
Napa
North Coast Range, Pacific Union College, Angwin
549
Comment
CAS-BOT-BC231524
Melica geyeri
Ellen Dean; G. Golden; C. Loughran; PLB 102 interns
2012-4-29
7341
Napa
East of Las Posadas Rd. California Dept. of Forestry's Last Posadas State Experimental Forest, east of the town of Angwin. Ca. 0.1 mile from Fire Station, along dirt road that travels north/northweast from Station
519
Comment
CAS-BOT-BC282166
Melica geyeri
J. P. Tracy
1902-5-15
1468
Napa
Howell Mountain. Head of Moore's Creek, 3-4 miles E of Angwin's
396
Comment
CAS-BOT-BC282167
Melica geyeri
J. P. Tracy
1902-5-15
1468
Napa
Howell Mountain. Head of Moore's Creek, 3-4 miles E of Angwin's
396
Comment
POM263002
Melica geyeri
J. C. Roos
1939-5-12
317
Napa
Angwin, Howell Mtn., Napa Range.
Comment
UC187217
Melica geyeri
Joseph P. Tracy
1902-5-15
1468
Napa
3-4 mi e Angwin's (head of Moore's Creek); Howell Mtn
396
Comment
UCD121128
Melica geyeri
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-4-29
7341
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. Ca. 0.1 mile from Fire Station, along dirt road that travels north/northeast from Station. Near small drainage that is just west of granitic grassland on north side of road.
519
Comment
UCD87300
Melica geyeri
Collector Unknown
1928-4-15
s.n.
Napa
Blake College -- east of Pacific Union College.
Comment
UCR30546
Melica geyeri
John C. Roos
1939-5-12
317
Napa
North Coast Range, Pacific Union College, Angwin
503
Comment
POM126094
Melica subulata
Joseph P. Tracy
1902-5-15
1468
Napa
Howell Mountain. Head of Moore's Creek, 3-4 miles east of Angwin's.
396
Comment
CAS-BOT-BC264220
Melica torreyana
Joseph P. Tracy
1933-6-2
12477
Napa
Hills head of Moore's Creek, 3.4 miles east of Angwin's, Howell Mountain
396
Comment
JEPS75644
Melica torreyana
W. L. Jepson
1936-5-31
17576
Napa
La Jota; Napa Range, Howell Mt.
Comment
RSA10131
Melica torreyana
Joseph P. Tracy
1933-6-2
12477
Napa
Howell Mountain. On hills at head of Moore's Creek, 3-4 miles east of Angwin's.
396
Comment
SEINET200624
Melica torreyana
J. P. Tracy
1933-6-2
12465
Napa
Howell Mtn Rd 5 mi E of St Helena
305
Comment
UC1103165
Melica torreyana
J. P. Tracy
1902-5-22
1628
Napa
3-4 mi e Angwin's (Head of Moore's Creek); Howell Mountain, Head of Moore's Creek
365
Comment
UC526911
Melica torreyana
Joseph P. Tracy
1933-6-2
12477
Napa
3-4 mi e Anqwin's (on hills at head of Moore's Creek, Howell Mtn.); North Coast Ranges, Howell Mtn
396
Comment
UC53664
Melica torreyana
W. L. Jepson
1896-6-2
Napa
Conn Ridge
Comment
UCD117786
Melica torreyana
Marisol Gonzalez; Plant Biology 102 Collectors
2012-5-5
3
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
417
Comment
UC126552
Melissa officinalis
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7107
Napa
Alta Loma Ranch, Howell Mt. Howell Mt., Alta Loma Ranch
487
Comment
UC1239690
Mentha spicata
Joseph P. Tracy
1899-7-3
403
Napa
on hills at head of Moore's Creek Howell Mountain (3-4 mi e of Angwin's); Northern Coast Ranges, Moore's Creek, Howell Mountain
335
Comment
SEINET7072775
Micropus amphibolus
A. G. Vestal
1963-5-12
s.n.
Napa
Howell Mountain Road on the North Slope. UTM Zone 10, 548879mE, 4271447mN. Coordinate datum: NAD 27.)
Comment
UCD121166
Micropus californicus
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-5-5
7352
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. NE Part of property. Recreation Flat area. Valley.
392
Comment
JEPS106895
Micropus californicus var. californicus
Jake Ruygt
1996-5-13
3668 b
Napa
Wontrop Wildlife Santuary, Hardin Road, Pope Valley
216
Comment
JEPS40625
Micropus californicus var. californicus
W. L. Jepson
1893-4-26
14732
Napa
La Lomita Hills Yountville, Napa River Basin
Comment
UC164800
Micropus californicus var. californicus
J. P. Tracy
1902-5-15
1441
Napa
3-4 mi e Angwin's; head of Moore's Creek
365
Comment
JEPS36151
Microseris douglasii subsp. douglasii
W. L. Jepson
1893-5
Napa
Howell Mt.
Comment
UC166819
Microseris douglasii subsp. douglasii
J. P. Tracy
1902-5-15
1458
Napa
3 to 4 mi e Angwin's; Howell Mountain, Head of Moores Creek
457
Comment
UCD121175
Microseris douglasii subsp. douglasii
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-5-5
7355
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. NE Part of property. Recreation Flat area. Valley.
392
Comment
UC1239523
Microseris douglasii subsp. tenella
Joseph P. Tracy
1933-6-2
12483
Napa
3 to 4 mi e Angwin's (on hills at the head of Moores Creek); Northern Coast Ranges, Howell Mountain, Moores Creek
365
Comment
CDA11431
Mimulus angustatus
G. F. Hrusa, M. Tu
1995-5-6
12154
Napa
North Coast Biodiversity Arena; Ink Grade approx 1 m. below intersection with Howell Mtn Rd.
Comment
CDA41679
Mimulus angustatus
S. E. Schoenig
1998-6-5
98 -22
Napa
20 meters east of Ink Grade Road, 0.5 mile northwest of intersection with Howell Mountain Road.
Comment
JEPS128902
Mimulus angustatus
Jake Ruygt
1994-4-9
3345
Napa
Los Posadas State Forest. Saint Helena 7.5' Quad.
Comment
JEPS4734
Mimulus angustatus
E. V. Ferguson
1920-5-15
351
Napa
Howell Mountain
Comment
JEPS86873
Mimulus angustatus
David M. Thompson
1988-4-3
865
Napa
+/- 2 air mi se Angwin (1.1 road mi e of Howell Mt. Road via Cold Springs and Las Posadas roads, then over fence and along road to large area of boulders in meadow); Los Posadas State Forest
490
Comment
SEINET200724
Mimulus angustatus
J. P. Tracy
1902-5-21
1610
Napa
Howell Mt head of Moore's Cr 3-4 mi E of Angwin's; La Jota Plateau
518
Comment
UC1103335
Mimulus angustatus
J. P. Tracy
1902-5-19
1557
Napa
3-4 mi e Angwin's (head of creek); Howell Mountain, Moore's Creek, La Jota Plateau
518
Comment
UC1103336
Mimulus angustatus
Joseph P. Tracy
1933-4-30
12104
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain, La Jota Plateau
518
Comment
UC1245370
Mimulus angustatus
Joseph P. Tracy
1950-5-23
18660
Napa
5 mi e Angwin's (on hills at head of creek); Howell Mountain, Moore's Creek, La Jota Plateau
518
Comment
UC147893
Mimulus angustatus
J. P. Tracy
1902-5-21
1610
Napa
3-4 mi e Angwin's (head of creek); Howell Mountain, Moore's Creek, La Jota Plateau
518
Comment
UC147894
Mimulus angustatus
J. P. Tracy
1902-5-18
1536
Napa
3-4 mi e Angwin's (head of creek); Howell Mountain, Moore's Creek, La Jota Plateau
518
Comment
UC1746034
Mimulus angustatus
Annetta M. Carter, Joseph Tracy, Rimo Bacigalupi
1950-5-23
2764
Napa
Howell Mtn. La Jota Plateau - Las Posadas State Forest.
533
Comment
UC1778559
Mimulus angustatus
S. E. Schoenig
1998-6-5
98 -22
Napa
20 meters E of Ink Grade Rd., 0.5 miles NW of intersection with Howell Mtn Rd.
548
Comment
UC26857
Mimulus angustatus
Willis L. Jepson
1893-5-8
Napa
Angwin's Meadow Napa River Basin, Howell Mt.
Comment
UCD117944
Mimulus angustatus
Rachel Westaby; Plant Biology 102 Collectors
2012-4-29
7
Napa
Las Posadas State Experimental Forest. Just northeast of the fire station about 0.1 mile down undeveloped road. Northwest side of road.
518
Comment
UCD85031
Mimulus angustatus
Dena Grossenbacher
2009-5-14
990
Napa
Along east side of Ink Grade Road about 0.3 miles north of junction with Howell Mountain Road.
557
Comment
UC1196827
Mimulus arvensis
J. P. Tracy
1899-6-11
362
Napa
3-4 mi e Angwin's; Howell Mountain, Head of Moore's Creek
365
Comment
UC147916
Mimulus arvensis
J. P. Tracy
1899-6-11
362
Napa
3-4 mi e Angwin's; Howell Mountain, Head of Moore's Creek
365
Comment
RSA602371
Mimulus aurantiacus
Louis C. Wheeler
1952-8-30
6879
Napa
Manganese Ridge: Moore Creek, Howell Mountain
366
Comment
UCD121190
Mimulus aurantiacus
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-5-5
7363
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. Along undeveloped road that runs between the Fire Station and Recreation Flat.
526
Comment
HSC72431
Mimulus aurantiacus var. aurantiacus
J. P. Smith, J. O. Sawyer
1970-5-17
3774
Napa
3 mi. S of Pope Valley
Comment
JEPS10222
Mimulus aurantiacus var. aurantiacus
W. L. Jepson
1904-6-3
2449
Napa
Howell Mt. Napa Range
Comment
UC125330
Mimulus congdonii
unknown
Napa
Howell Mountain
Comment
UC444809
Mimulus congdonii
J. P. Tracy
1902-5-16
1506
Napa
3-4 mi e Angwin's (head of creek); Howell Mountain, Moore's Creek
365
Comment
UC444808
Mimulus douglasii
J. P. Tracy
1902-5-22
1624 1/2
Napa
3-4 mi e Angwin's (head of Moore's Creek); Howell Mountain
365
Comment
UC103695
Mimulus guttatus
T. S. Brandegee
Aug. 1888
Napa
Howell Mt.
Comment
JEPS2938
Mimulus guttatus var. insignis
Willis L. Jepson
1893-1
8 m
Napa
near Yountville; Napa River Basin, La Lomita; La Lomita, Napa River Basin, near Yountville
Comment
JEPS10934
Mimulus inodorus
Willis L. Jepson
1893-6-26
47 m
Napa
Angwin Meadows Napa River Basin, Howell Mt.
Comment
UC147918
Mimulus inodorus
J. P. Tracy
1905-7-6
2220
Napa
3-4 mi e Angwin's (head of Moore's Creek); Howell Mountain
457
Comment
UC27065
Mimulus inodorus
Willis L. Jepson
1895-11-26
Napa
Angwin's Meadow Napa River Basin
Comment
CDA41703
Mimulus layneae
S. E. Schoenig
1998-6-5
98 -23
Napa
20 meters east of Ink Grade Road, 0.5 mile northwest of intersection with Howell Mountain Road.
Comment
JEPS8205
Mimulus layneae
W. L. Jepson
1893-6-26
35 m
Napa
Howell Mountain
Comment
UC1196804
Mimulus layneae
Joseph P. Tracy
1933-6-2
12460
Napa
3-4 mi e Angwin's (on hills at head Moore's Creek); Northern Coast Ranges, Howell Mountain, La Jota Plateau
518
Comment
UC1245413
Mimulus layneae
Joseph P. Tracy
1950-5-23
18662
Napa
5 mi e Angwin's (hills at head of Moores Creek); Howell Mountain, La Jota Plateau
518
Comment
UC147882
Mimulus layneae
J. P. Tracy
1902-5-19
1544
Napa
3-4 mi e Angwin's; Howell Mountain, Head of Moores Creek
426
Comment
UC147907
Mimulus layneae
J. P. Tracy
June 14,1899- July 10, 1899
361
Napa
3-4 mi e Angwin's (Head of Moore's Creek); Howell Mountain
518
Comment
UC1746030
Mimulus layneae
Annetta M. Carter, Joseph Tracy, Rimo Bacigalupi
1950-5-23
2767
Napa
Howell Mtn. La Jota Plateau - Las Posadas State Forest.
533
Comment
UC1778558
Mimulus layneae
S. E. Schoenig
1998-6-5
98 -23
Napa
20 meters E of Ink Grade Rd., 0.5 miles NW of intersection with Howell Mtn Rd.
548
Comment
UCD85032
Mimulus layneae
Dena Grossenbacher
2009-5-14
991
Napa
Along east side of Ink Grade Road about 0.3 miles north of junction with Howell Mountain Road.
557
Comment
JEPS11442
Mimulus microphyllus
Willis L. Jepson
1893-5-8
10 m
Napa
La Jota Plateau Napa River Basin, Howell Mountain
Comment
UC147909
Mimulus microphyllus
J. P. Tracy
1902-5-21
1584
Napa
3-4 mi e Angwin's (head of Moore's Creek); Howell Mountain
365
Comment
UC26985
Mimulus microphyllus
W. L. Jepson
1893-4-26
Napa
near La Lomita; Napa River Basin; Napa River Basin, near La Lomita
Comment
UC26986
Mimulus microphyllus
W. L. Jepson
1893-4-26
Napa
near La Lomita; Napa River Basin; Napa River Basin, near La Lomita
Comment
UC26989
Mimulus microphyllus
W. L. Jepson
1893-4-26
Napa
near La Lomita; Napa River Basin; Napa River Basin, near La Lomita
Comment
UCD118609
Mimulus microphyllus
William Goss; Plant Biology 102 Collectors
2012-5-5
5
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat.
391
Comment
UC147911
Mimulus nasutus
J. P. Tracy
1902-5-15
1472
Napa
3-4 mi e Angwin's; Howell Mountain, Head of Moores Creek
365
Comment
CDA11430
Mimulus pulsiferae
G. F. Hrusa, M. Tu
1995-5-6
12153
Napa
North Coast Biodiversity Arena; Ink Grade approx 1 m. below intersection with Howell Mtn Rd.
Comment
CDA41826
Mimulus pulsiferae
S. E. Schoenig
1998-6-5
98 -24
Napa
20 meters east of Ink Grade Road, 0.5 mile northwest of intersection with Howell Mountain Road.
Comment
JEPS28967
Mimulus pulsiferae
Joseph P. Tracy
1950-5-23
18661
Napa
5 mi e Angwin's (on hills at head of Moore's Creek); Howell Mountain, La Jota Plateau
518
Comment
UC1103332
Mimulus pulsiferae
Joseph P. Tracy
1933-4-30
12105
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain, La Jota Plateau
518
Comment
UC1196778
Mimulus pulsiferae
J. P. Tracy
1902-5-19
1566
Napa
3-4 mi e Angwin's (in stream bed); Howell Mountain, La Jota Plateau, head of Moore's Creek
518
Comment
UC1196779
Mimulus pulsiferae
J. P. Tracy
1902-5-21
1608
Napa
3-4 mi e Angwin's (head of Moore's Creek, on La Jota Plateau); Howell Mountain, La Jota Plateau
518
Comment
UC1245411
Mimulus pulsiferae
Joseph P. Tracy
1950-5-23
18661
Napa
5 mi e Angwin's (on hills at head of Moore's Creek); Howell Mountain, La Jota Plateau
518
Comment
UC147883
Mimulus pulsiferae
J. P. Tracy
1902-5-21
1608
Napa
3-4 mi e Angwin's (head of Moore's Creek, dry stream bed); Howell Mountain, La Jota Plateau
518
Comment
UC1746031
Mimulus pulsiferae
Annetta M. Carter, Joseph Tracy, Rimo Bacigalupi
1950-5-23
2766
Napa
Howell Mtn. La Jota Plateau - Las Posadas State Forest.
533
Comment
UC1778557
Mimulus pulsiferae
S. E. Schoenig
1998-6-5
98 -24
Napa
20 meters E of Ink Grade Rd., 0.5 miles NW of intersection with Howell Mtn Rd.
548
Comment
UCD85033
Mimulus pulsiferae
Dena Grossenbacher
2009-5-14
992
Napa
Along east side of Ink Grade Road about 0.3 miles north of junction with Howell Mountain Road.
557
Comment
JEPS22478
Minuartia californica
Willis L. Jepson
1893-4-26
Napa
La Lomita Napa River Basin
Comment
UC1103536
Minuartia douglasii
Joseph P. Tracy
1902-5-15
1484
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain
365
Comment
UCD118629
Minuartia douglasii
Jason Saavedra; Plant Biology 102 Collectors
2012-5-5
5
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and just north of Recreation Flat, on south facing slope.
389
Comment
CAS-BOT-BC220616
Monardella villosa
Peter H. Raven
1950-6-20
2342
Napa
In the Napa Range between Conn Valley & the Summit of Howell Mtn., Napa Range
Comment
POM126651
Monardella viridis
Katherine Brandegee
s.n.
Napa
Angwin s
Comment
JEPS110826
Monardella viridis subsp. viridis
Jake Ruygt
1979-7-21
755
Napa
1 mile SW of College Ave. on Howell Mtn Road
463
Comment
JEPS2653
Monardella viridis subsp. viridis
W. L. Jepson
October 1894
70 d
Napa
Upper Conn Valley Napa Range; Upper Conn Valley, Napa Range
Comment
JEPS2654
Monardella viridis subsp. viridis
W. L. Jepson
1894-10-13
70 d
Napa
Upper Conn Valley Napa Range; Upper Conn Valley, Napa Range
Comment
JEPS55474
Monardella viridis subsp. viridis
W. L. Jepson
1894-10-13
70 e
Napa
Upper Conn Valley
Comment
JEPS77947
Montia fontana
Edward Lee
1936-3-15
1814
Napa
10.7 mi out of Rutherford (Rutherford-Pope Valley Road)
Comment
SEINET201032
Nassella lepida
Joseph P. Tracy
1933-6-2
12466
Napa
Howell Mountain Road 5 mi east of St. Helena
305
Comment
SEINET201034
Nassella pulchra
J. P. Tracy
1902-5-21
1581
Napa
Head of Moore's Creek 3-4 miles E of Angwin's.
457
Comment
UC187237
Nassella pulchra
J. P. Tracy
1902-5-21
1581
Napa
head of creek 3-4 mi e Angwin's; Howell Mountain, Moore's Creek
457
Comment
UC106835
Navarretia heterodoxa
Katharine Brandegee
1889-1
Napa
Howell Mountain
Comment
UC143008
Navarretia heterodoxa
Mrs. K. Brandegee
1910-7-28
139
Napa
Angwin
Comment
UC23628
Navarretia heterodoxa
Willis L. Jepson
1893-6-26
Napa
Howell Mt. Napa River Basin
Comment
UC143015
Navarretia intertexta
Katharine Brandegee
1910-7-27
Napa
near Angwin's
Comment
JEPS112535
Navarretia intertexta subsp. intertexta
Jake Ruygt
1996-6-23
3751
Napa
Wantrup Wildlife Sanctuary, Hardin Road, Pope Valley.
188
Comment
JEPS129053
Navarretia intertexta subsp. intertexta
Jake Ruygt
2016-6-11
6286
Napa
Wantrup Wildlife Preserve. Chiles Valley 7.5' Quad.
Comment
JEPS70448
Navarretia squarrosa
Willis L. Jepson
1893-9-24
20948
Napa
Angwin's Meadow Napa River Basin, Howell Mt.
Comment
UC1220970
Navarretia squarrosa
Beecher Crampton
1962-10-9
6695
Napa
1.25 mi sw Angwin (Howell Mtn Road, along Conn Creek); Conn Creek
Comment
UC133781
Navarretia squarrosa
Katharine Brandegee
Napa
Howell Mt.
Comment
UCD38858
Navarretia squarrosa
Beecher Crampton
1962-10-9
6695
Napa
1.25 miles southwest Angwin, Howell Mtn. Road. Conn Creek.
Comment
JEPS70480
Navarretia tagetina
Willis L. Jepson
1893-6-26
15027
Napa
Howell Mt. Napa River Basin
Comment
CAS-BOT-BC219371
Nemophila
Saichi Kawahara
1968-4-20
342
Napa
Chiles-Pope Valley Road, 2 miles south of Pope Valley
259
Comment
JEPS129070
Nemophila heterophylla
Jake Ruygt
2016-3-26
6166
Napa
Wantrup Wildlife Preserve. Saint Helena 7.5' Quad.
Comment
UC1239745
Nemophila heterophylla
J. P. Tracy
1902-5-22
1622
Napa
3-4 mi e Angwin's (head of Moore's Creek, Howell Mountain); Howell Mountain, head of Moore's Creek, e of Angwin's
365
Comment
UC545848
Nemophila menziesii
E. Crum
1936-3-15
1737
Napa
Chiles Valley Road 3.2 mi from Pope Valley Store; Chiles Valley Road <nr> Pope Valley Store
Comment
UC545857
Nemophila menziesii
E. Crum
1936-3-15
1738
Napa
Chiles Valley Road 3.2 mi from Pope Valley Store; Chiles Valley Road <nr> Pope Valley Store
Comment
UCR12042
Nemophila menziesii var. atomaria
Coleta A. Lawler
1970-1
253
Napa
North Coast Range, Chiles-Pope Road, 3.3 mi. south of Pope Valley
198
Comment
JEPS110845
Nemophila menziesii var. menziesii
Jake Ruygt
1994-4-16
3352
Napa
North end of Chiles Valley near Chiles- Pope Valley Road.
228
Comment
POM263485
Nemophila menziesii var. menziesii
J. C. Roos
1939-3-31
308
Napa
Angwin. Howell Mtns.
Comment
POM264589
Nemophila menziesii var. menziesii
J. C. Roos
1939-3-31
309
Napa
Angwin. Howell Mtns.
Comment
POM289744
Nemophila menziesii var. menziesii
Ethel Crum
1936-3-15
1738
Napa
Chiles Valley Road, 3.2 miles from Pope Valley store.
Comment
RSA201829
Nemophila menziesii var. menziesii
Gary W. Elmstrom
1965-3-19
8
Napa
Open meadow along Dollarhide Road, 3.5 miles east of Pope Valley.
Comment
UCD118354
Nemophila menziesii var. menziesii
Reed Crane; Plant Biology 102 Collectors
2012-5-5
6
Napa
Las Posadas State Experimental Forest. Northeastern part of property, on Recreation flat.
387
Comment
UC1196160
Nicotiana acuminata var. multiflora
Joseph P. Tracy
1899-7-10
404
Napa
3 to 4 mi e Angwin's (La Jota Plateau, on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain, La Jota Plateau
518
Comment
UCD38861
Nicotiana quadrivalvis
Beecher Crampton
1962-10-9
6700
Napa
1.25 miles southwest Angwin, Howell Mtn. Road. Conn Creek.
Comment
UCD110200
Notholithocarpus densiflorus
D. Sanchez-Mata
1996-6-22
s.n.
Napa
Pope Valley-Napa Valley.
520
Comment
UCD121197
Notholithocarpus densiflorus var. densiflorus
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-5-5
7368
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. Along undeveloped road that runs between the Fire Station and 4H camp.
526
Comment
UC15042
Odontostomum hartwegii
J. P. Tracy
1902-5-14
1443
Napa
Howell Mt. grade near St. Helena (head of Moore's Creek, 3 - 4 mi. e. of Angwin's); Howell Mt., Moore's Creek
182
Comment
UC126482
Oenothera elata subsp. hirsutissima
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7135
Napa
Alta Loma Ranch Howell Mountain
487
Comment
UCR23341
Onychium densum
John C. Roos
1938-12-10
286
Napa
North Coast Range, Blake's Canyon, Pacific Union College, Angwin
Comment
UC1197452
Orobanche uniflora subsp. occidentalis
Joseph P. Tracy
1902-5-16
1494
Napa
Northern Coast Ranges. Howell Mountain, at head of Moore's Creek, 3-4 miles east of Angwin's.
Comment
UCD120790
Osmorhiza berteroi
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-4-29
7330
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. Near entrance gate, west of fire station buildings.
521
Comment
UCD120664
Oxalis corniculata
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-4-29
7326
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. Near entrance gate, west of fire station buildings.
521
Comment
CAS-BOT-BC316825
Packera clevelandii
Joseph Prince Tracy
2221
Napa
Howell Mtn. Head od Moore's Creek, 3-4 miles east of Angwin's.
365
Comment
GH427652
Packera clevelandii
J. P. Tracy
1905-7-6
2221
Unknown
Head of Moore's Creek, 2-4 miles east of Angwin's
365
Comment
JEPS23644
Packera clevelandii
W. L. Jepson
1916-8-6
6838
Napa
Howell Mt.
Comment
UC166073
Packera clevelandii
J. P. Tracy
1905-7-6
2221
Napa
3 to 4 mi e Angwin's; Howell Mountain, Head of Moores Creek
365
Comment
JEPS81214
Packera eurycephala var. eurycephala
Douglas W. James Jr.
1973-5-5
97
Napa
near, not far from road that runs through the ranch MacDonald Ranch property line; Las Posadas State Forest, Pope Valley
411
Comment
UC1328136
Packera greenei
Donald V. Hemphill
1941-5-15
162
Napa
2 mi se Angwin; Blakes Canyon
426
Comment
UC581701
Packera greenei
Joseph P. Tracy
1933-6-2
12489
Napa
5 mi e Angwin's (on hills at head of Moores Creek); Howell Mountain, Moores Creek
457
Comment
UC1103775
Panicum acuminatum var. acuminatum
J. P. Tracy
1899-6-17
342
Napa
3-4 mi e Angwin's (La Jota plateau); Howell Mountain, head of Moore's Creek
518
Comment
UC1245369
Parvisedum pumilum
Joseph P. Tracy
1950-5-23
18657
Napa
near Angwin Creek (Howell Mountain); Howell Mountain
457
Comment
UC1746158
Parvisedum pumilum
Annetta M. Carter, Joseph Tracy, Rimo Bacigalupi
1950-5-23
2759
Napa
Howell Mtn. Road near Angwin Creek crossing.
Comment
UCD38860
Paspalum dilatatum
Beecher Crampton
1962-10-9
6699
Napa
1.25 miles southwest Angwin, Howell Mtn. Road. Conn Creek.
Comment
UCD88729
Paspalum dilatatum
Beecher Crampton
1962-10-9
6699
Napa
1.25 miles southwest Angwin, Howell Mtn. Road. Conn Creek.
Comment
UC1239630
Pectocarya pusilla
Joseph P. Tracy
1933-4-30
1212
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain
518
Comment
UC55915
Pectocarya pusilla
J. P. Tracy
1902-5-21
1603
Napa
3-4 mi e Angwin's (head of Moore's Creek); Howell Mountain
457
Comment
UCD118118
Pectocarya pusilla
Megan Mateo; Plant Biology 102 Collectors
2012-4-29
7
Napa
Las Posadas State Experimental Forest. Ca. 0.1 mile from fire station along undeveloped road, on south side of road.
518
Comment
UC917153
Pedicularis densiflora
D. C. Finfrock
1950-4-2
17
Napa
7.2 mi from St. Helena (on road to Pope Valley)
Comment
UCD117471
Pedicularis densiflora
Roisin Murphy-Deak; Plant Biology 102 Collectors
2012-4-29
6
Napa
Las Posadas State Experimental Forest. Right next to road. Ca. 0.1 mile northeast from fire station. On north side of road.
518
Comment
UCD123314
Pedicularis densiflora
D. C. Finfrock
1950-4-2
17
Napa
7.2 miles from St.Helena on road to Pope Valley.
Comment
UCD123329
Pedicularis densiflora
H. Popenoe
1949-5-1
18
Napa
1 mile from Pacific Union College, beside road to Pope Valley.
Comment
UCR20384
Pedicularis densiflora
D. V. Hemphill, J. C. Roos
1949-4-16
4289
Napa
North Coast Range, Pacific Union College, Howell Mountain
499
Comment
UCSB19025
Pedicularis densiflora
Rankine, Jane
1965-4-13
Napa
3 miles W of Pope Valley on road between Pope Valley and Anqwin
Comment
UC57304
Pellaea andromedifolia
J. P. Tracy
1902-5-22
1624
Napa
3-4 mi e Angwin's (head of Moore's Creek); Howell Mt
365
Comment
RSA602575
Pellaea mucronata
L. C. Wheeler
1952-8-30
6882
Napa
Manganese Ridge. Moore Creek, Howell Mountain
366
Comment
UC1301208
Penstemon heterophyllus
Helen K. Sharsmith
1962-6-3
5113
Napa
near Angwin; San Francisco Bay Region, western slope Mount Howell
487
Comment
JEPS7564
Penstemon heterophyllus var. heterophyllus
W. L. Jepson
1893-6-26
21434
Napa
Howell Mt.
Comment
JEPS7566
Penstemon heterophyllus var. heterophyllus
W. L. Jepson
1904-6-3
2446
Napa
Howell Mt. , Howell Mt. (Napa Range)
Comment
UC146236
Penstemon heterophyllus var. purdyi
J. P. Tracy
1902-5-16
1486
Napa
3-4 mi e Angwin's (head of Moore's Creek); , Howell Mountain
457
Comment
UC397392
Penstemon heterophyllus var. purdyi
Katharine Brandegee
1910-7-27
Napa
Angwin's
Comment
UC165062
Pentachaeta exilis
J. P. Tracy
1902-5-15
1449
Napa
3-4 mi e Angwin's (head of Morre's Creek); Howell Mountain
426
Comment
CDA11621
Pentagramma triangularis
G. F. Hrusa, G. L. Stebbins
1994-3-11
11595
Napa
North Coast Biodiversity Arena; Las Posadas State Forest. E of Fire Station in upper drainage of Moore Creek.
Comment
UCD121186
Pentagramma triangularis
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-5-5
7362
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. Along undeveloped road that runs between the Fire Station and Recreation Flat.
526
Comment
JEPS103986
Pentagramma triangularis subsp. triangularis
Jake Ruygt
1997-3-18
3804
Napa
Greenfield Road
207
Comment
UC178642
Perideridia gairdneri subsp. gairdneri
K. Brandegee
Aug. 1888
Napa
Howell Mountain
Comment
UCD161320
Perideridia gairdneri subsp. gairdneri
Jake Ruygt
1979-7-21
756
Napa
0.9 miles east of Cold Springs Road on Los Posados Road. (Coordinates estimated by label maker at UC Davis).
521
Comment
UC106526
Perideridia kelloggii
Brandegee
Aug. 1888
Napa
Howell Mountain
Comment
UC126553
Perideridia kelloggii
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7102
Napa
Alta Loma Ranch Howell Mountain
487
Comment
JEPS12398
Perideridia oregana
W. L. Jepson
1894-10-13
14808
Napa
Upper Conn Valley Napa Range
Comment
UCD118117
Phoradendron leucarpum subsp. tomentosum
Megan Mateo; Plant Biology 102 Collectors
2012-4-29
6
Napa
Las Posadas State Experimental Forest. Ca. 0.1 mile from fire station along undeveloped road, on north side of road.
518
Comment
JEPS110811
Phoradendron villosum
Jake Ruygt
1979-5-20
614
Napa
1.6 miles north of White Cottage Rd. on Summit Dr.
694
Comment
UC1198129
Phoradendron villosum
Louise Martin
1907-12-20
Napa
at head of Moore's Creek Howell Mt. (3 - 4 mi. e. of Angwin's); Northern Coast Ranges, Howell Mt.
365
Comment
CAS-BOT-BC140549
Physocarpus capitatus
Peter H. Raven
1950-6-20
2346
Napa
In the Napa Range between Conn Valley and Howell Mtn.
Comment
JEPS44811
Physocarpus capitatus
W. L. Jepson
1895-11-26
13847
Napa
La Jota Plateau Howell Mt
Comment
JEPS65582
Pickeringia montana var. montana
W. L. Jepson
1904-6-3
2439
Napa
Howell Mt.
Comment
UC1197436
Pickeringia montana var. montana
Joseph P. Tracy
1899-7-6
398
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain
457
Comment
UC1197437
Pickeringia montana var. montana
Joseph P. Tracy
1938-6-5
15833
Napa
3-4 mi Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain
365
Comment
UC17042
Pickeringia montana var. montana
Willis L. Jepson
1896-2-23
Napa
La Jota Falls Napa River Basin, Howell Mt.
Comment
UCD117788
Pickeringia montana var. montana
Marisol Gonzalez; Plant Biology 102 Collectors
2012-5-5
5
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, south of undeveloped road.
391
Comment
JEPS120364
Pinus ponderosa
Jake Ruygt
1979-4-23
551
Napa
0.1 mile NW of Howell Mountain Road, on Hill Road. Saint Helena 7.5' Quad.
Comment
JEPS48193
Pinus ponderosa
Willis L. Jepson
1901-8-6
1733
Napa
Hourell Mt. Napa River Basin, Hourell Mt.
Comment
UCD121150
Pinus ponderosa
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-4-29
7348
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. Ca. 0.2 mile from Fire Station, along dirt road that travels north/northeast from Station.
522
Comment
JEPS46893
Pinus sabiniana
W. L. Jepson
1895-11-1
Napa
Howell Mountain
Comment
JEPS46900
Pinus sabiniana
W. L. Jepson, W. A. Setchell
1896-1
Napa
Howell Mt.
Comment
UC400310
Pinus sabiniana
W. L. Jepson
Dec 1895
Napa
Conn Valley St. Helena
Comment
UCD118541
Pinus sabiniana
Roxanne Faure; Plant Biology 102 Collectors
2012-5-5
1
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
417
Comment
UC1196425
Piperia transversa
J. P. Tracy
1899-6-14
446
Napa
3 to 4 mi e Angwin's; Howell Mountain, Head of Moores Creek
457
Comment
JEPS129089
Plagiobothrys bracteatus
Jake Ruygt
2016-4-19
6195
Napa
Wantrup Wildlife Sanctuary, Hardin Road. Chiles Valley 7.5' Quad.
Comment
JEPS60936
Plagiobothrys bracteatus
Willis L. Jepson
1893-6-26
21171
Napa
Howell Mt. Napa River Basin
Comment
OBI20586
Plagiobothrys bracteatus
Joseph P. Tracy
1950-5-23
18675
Napa
Howell Mtn. On Jota Plateau at head of Moore's Crk, 3 mi E of Angwin's
Comment
RSA170255
Plagiobothrys bracteatus
Joseph P. Tracy
1950-5-23
18675
Napa
La Jota Plateau at head of Moore s Creek, 3 miles east of Angwin s
518
Comment
UC1158107
Plagiobothrys bracteatus
Joseph P. Tracy
1950-5-23
18675
Napa
head of creek 3 mi e Angwin's; Howell Mountain, La Jota Plateau, Moore's Creek
518
Comment
UCR205996
Plagiobothrys bracteatus
Jake Ruygt
1996-5-13
3667
Napa
0.9 mi south of Pope Canyon Road on Hardin Road
184
Comment
JEPS129132
Plagiobothrys cognatus
Jake Ruygt
2011-5-7
5777
Napa
Mill Valley near Angwin; central portion. Saint Helena 7.5' Quad.
Comment
UC24553
Plagiobothrys cusickii
Willis L. Jepson
1893-5-8
Napa
Angwin's Meadow Napa River Basin, Howell Mt.
Comment
UC526806
Plagiobothrys fulvus
Joseph P. Tracy
1933-4-30
12089
Napa
5 mi e Angwin's (in hills at head of Moore's Creek); Howell Mountain
365
Comment
JEPS68096
Plagiobothrys nothofulvus
W. L. Jepson
1900-3-9
510
Napa
Howell Mt.
Comment
JEPS68134
Plagiobothrys tenellus
W. L. Jepson
1900-3-9
509
Napa
Howell Mt.
Comment
UC1239617
Plagiobothrys tenellus
J. P. Tracy
1902-5-20
1562
Napa
near Angwin Creek crossing; Howell Mountain
457
Comment
UC55911
Plagiobothrys tenellus
J. P. Tracy
1902-5-18
1539
Napa
3-4 mi e Angwin's (head of creek); Howell Mountain, Moore's Creek
518
Comment
UC55912
Plagiobothrys tenellus
J. P. Tracy
1902-5-20
1562 1/2
Napa
near Angwin Creek crossing; Howell Mountain, Howell Mt. grade
457
Comment
UC1746028
Plagiobothrys tener var. tener
Annetta M. Carter, Joseph Tracy, Rimo Bacigalupi
1950-5-23
2768
Napa
Howell Mtn. La Jota Plateau - Las Posadas State Forest.
533
Comment
UC526819
Plagiobothrys tener var. tener
Joseph P. Tracy
1933-6-2
12453
Napa
5 mi e Angwin's (on hills at head Moore's Creek, Howell Mountain); Howell Mountain, Moore's Creek
518
Comment
UC55923
Plagiobothrys tener var. tener
J. P. Tracy
1902-5-18
1538
Napa
3-4 mi e Angwin's (head Moore's Creek, Howell Mountain); Head Moore's Creek, Howell Mountain
518
Comment
RSA41868
Plantago erecta
H. C. Cantelow
1939-4-8
2516
Napa
Howell Mt.
Comment
UC585997
Plantago erecta
Joseph P. Tracy
1933-4-30
12086
Napa
5 mi e Angwin's (on hills at head of Moores Creek); Howell Mountain, Moores Creek
365
Comment
UCD118542
Plantago erecta
Roxanne Faure; Plant Biology 102 Collectors
2012-5-5
2
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
417
Comment
JEPS122745
Platystemon californicus
Jake Ruygt
2011-5-7
5782
Napa
Mill Valley near Angwin; central portion. Quad: St. Helena.
Comment
JEPS110898
Plectritis brachystemon
Jake Ruygt
1996-5-19
3720
Napa
Chiles valley at east end of large meadow.
228
Comment
UC1239599
Plectritis brachystemon
Joseph P. Tracy
1933-6-2
12455
Napa
3-4 mi e of Angwin's (at Head of Moore's Creek, Howell Mountain); Northern Coast Ranges, Howell Mountain, Moore's Creek
518
Comment
UC169020
Plectritis brachystemon
Joseph P. Tracy
1902-5-18
1537
Napa
3-4 mi e of Angwins (at head of Moore's Creek, La Jota Plateau, Howell Mountain); Northern Coast Ranges, Howell Mountain, Moore's Creek
518
Comment
UC168963
Plectritis ciliosa subsp. ciliosa
Joseph P. Tracy
1902-5-15
1469
Napa
3-4 mi e of Angwin's (at head of Moore's Creek, Howell Mountain); Northern Coast Ranges, Howell Mountain, Moore's Creek
365
Comment
UC1239595
Plectritis ciliosa subsp. insignis
Joseph P. Tracy
1933-4-30
12093
Napa
5 mi e of Angwin's (at head of Moore's Creek, Howell Mountain); Howell Mountain, Moore's Creek
365
Comment
UCD117933
Plectritis congesta subsp. brachystemon
Rachel Westaby; Plant Biology 102 Collectors
2012-4-29
5
Napa
Las Posadas State Experimental Forest. Just northeast of the fire station along undeveloped road.
519
Comment
UC168965
Plectritis macrocera
Joseph P. Tracy
1902-5-15
1483
Napa
3-4 mi e of Angwin's (at head of Moore's Creek, Howell Mountain); Northern Coast Ranges, Howell Mountain, Moore's Creek
365
Comment
UC28849
Plectritis macrocera
Willis L. Jepson
1893-5-8
Napa
Napa River Basin, Howell Mountain, Angwin's Howell Mountain; Napa River Basin, , Angwin's
Comment
JEPS75068
Pleuropogon californicus
W. L. Jepson
1893-4-24
Napa
e of St. Helena (to Conn Valley grade, Napa River Basin); Napa River Basin
Comment
UCD121140
Poa annua
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-4-29
7343
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. Ca. 0.1 mile from Fire Station, along dirt road that travels north/northeast from Station. Near small drainage that is just west of granitic grassland on north side of road.
519
Comment
SEINET200841
Poa howellii
J. P. Tracy
1902-5-16
1510
Napa
Howell Mountain head of Moore's Creek 3-4 miles E of Angwin's.
335
Comment
UC1103792
Poa howellii
Joseph P. Tracy
1899-6-18
349
Napa
3-4 mi e Angwin's (head of Moore's Creek); Howell Mt
518
Comment
UC184007
Poa howellii
Joseph P. Tracy
1902-5-16
1510
Napa
3-4 mi e Angwin's (head of Moore's Creek); Howell Mt
335
Comment
CAS-BOT-BC255949
Poa pratensis
Peter H. Raven
1951-5-26
2890
Napa
Howell Mtn. above Pope Valley
304
Comment
RSA129899
Poa pratensis
P. H. Raven
1951-5-26
2890
Napa
Howell Mountain above Pope Valley
305
Comment
CDA11432
Poa secunda
G. F. Hrusa, M. Tu
1995-5-6
12155
Napa
North Coast Biodiversity Arena; Ink Grade approx 1 m. below intersection with Howell Mtn Rd.
Comment
RSA10120
Poa secunda
Joseph P. Tracy
1933-4-30
12118
Napa
Near Angwin Creek on Howell Mountain
457
Comment
UCD121143
Poa secunda
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-4-29
7344
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. Ca. 0.1 mile from Fire Station, along dirt road that travels north/northeast from Station. Near small drainage that is just west of granitic grassland on north side of road.
519
Comment
UCD92438
Poa secunda subsp. juncifolia
W. E. Wood
1928-4-15
s.n.
Napa
Blake Estate, Pacific Union College, St. Helena.
Comment
JEPS76089
Poa secunda subsp. secunda
W. L. Jepson
1938-5-24
18844
Napa
plateau n of Four Corners (Howell Mt); Napa Range
762
Comment
UC525664
Poa secunda subsp. secunda
Joseph P. Tracy
1933-4-30
12118
Napa
near Angwin Creek Howell Mt
457
Comment
JEPS122744
Pogogyne serpylloides
Jake Ruygt
2011-5-7
5780
Napa
Mill Valley near Angwin; central portion. Quad: St. Helena.
Comment
UCR23626
Pogogyne serpylloides
John C. Roos
1939-4-29
291
Napa
North Coast Range, Pacific Union College, Angwin
549
Comment
UC109721
Polygala californica
K. Brandegee
Aug 1888
Napa
Howell Mountain
Comment
UCR30826
Polygala californica
John C. Roos
1939-4-18
313
Napa
North Coast Range, Pacific Union College; Angwin
549
Comment
UCSB11831
Polygala californica
Haller, John
1961-6-18
Napa
Las Posadas State Forest, 1.5 mi S of Angwin on Howell Mountain Plateau
518
Comment
JEPS51314
Polygonum aviculare subsp. aviculare
Willis L. Jepson
1893-9-24
Napa
Angwin's Meadows Napa River Basin, Howell Mt.
Comment
JEPS51315
Polygonum aviculare subsp. aviculare
W. L. Jepson
1893-6-26
Napa
Howell Mt. Napa Range
Comment
CAS-BOT-BC109158
Polygonum bolanderi
T. S. Brandegee
1888-9-1
s.n.
Napa
Howell Mountain.
Comment
CAS-BOT-BC109159
Polygonum bolanderi
H. E. McMinn
1922-6-7
194
Napa
Howell Mountain.
Comment
GH364762
Polygonum bolanderi
Brandegee
1888-09-01 - 1888-10-01
Unknown
Howell Mt.
Comment
JEPS50582
Polygonum bolanderi
Willis L. Jepson
1893-9-25
14782
Napa
Lone Tree Farm Napa River Basin, Sunset Hills (edge of hills)
Comment
JEPS50584
Polygonum bolanderi
Willis L. Jepson
Nov 26 1895-Nov 27 1895
14792
Napa
Howell Mt. Napa River Basin, La Jota Plateau
Comment
OBI10869
Polygonum bolanderi
H. E. McMinn
1922-6-7
194
Napa
Mt. Howell
Comment
POM263036
Polygonum bolanderi
J. C. Roos
1938-11-12
320
Napa
In rocky place, Angwin, Napa Range.
Comment
UC1281017
Polygonum bolanderi
H. E. McMinn
1922-6-7
194
Napa
Mt. Howell
Comment
UC77396
Polygonum bolanderi
Katharine Brandegee
Aug. 1888
Napa
Howell Mountain
Comment
UCR30824
Polygonum bolanderi
John C. Roos
1938-11-12
320
Napa
North Coast Range, Pacific Union College, Angwin, near the falls
Comment
JEPS50624
Polygonum lapathifolium
Willis L. Jepson
1893-9-24
Napa
Angwin's Meadows Napa River Basin, Howell Mountain
Comment
JEPS50631
Polygonum lapathifolium
Willis L. Jepson
1893-9-24
Napa
Angwin's Meadows Napa River Basin
Comment
RSA170233
Polygonum parryi
Joseph P. Tracy
1950-5-23
18665
Napa
La Jota Plateau, on hills at head of Moore's Creek, 5 miles east of Angwin's, Howell Mountain.
518
Comment
UC1198090
Polygonum parryi
Joseph P. Tracy
1933-6-2
12457
Napa
La Jota Plateau Howell Mountain (hills at head of Moore's Creek, 5 mi e of Angwin's)
518
Comment
UC1245373
Polygonum parryi
Joseph P. Tracy
1950-5-23
18665
Napa
La Jota Plateau Northern Coast Ranges, Howell Mountain (on hills at head of Moore's Creek, 3-4 mi e of Angwin's)
518
Comment
UC55944
Polygonum parryi
J. P. Tracy
1902-5-19
1550
Napa
3-4 mi e Angwin's (head of Moore's Creek); Howell Mountain
518
Comment
JEPS50655
Polygonum punctatum
Willis L. Jepson
1893-9-24
14801
Napa
Angwin's Meadows Napa River Basin, Howell Mt.
Comment
UC126475
Polygonum punctatum
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7110
Napa
Alta Loma Ranch Howell Mountain
487
Comment
UCD121196
Polypodium calirhiza
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-5-5
7367
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. Along undeveloped road that runs between the Fire Station and 4H camp.
526
Comment
CDA11622
Polypodium glycyrrhiza
G. F. Hrusa, G. L. Stebbins
1994-3-11
11594
Napa
North Coast Biodiversity Arena; Las Posadas State Forest. E of Fire Station in upper drainage of Moore Creek.
Comment
HSC26626
Polypogon interruptus
J. P. Smith, J. O. Sawyer
1970-5-17
3776
Napa
3 mi. S of Pope Valley
Comment
CDA11615
Polystichum dudleyi
G. F. Hrusa, G. L. Stebbins
1994-3-11
11613
Napa
North Coast Biodiversity Arena; Las Posadas State Forest, immediately E of Fire Station.
Comment
JEPS129039
Potamogeton diversifolius
Jake Ruygt
2016-5-21
6261
Napa
Wantrup Wildlife Preserver, Hardin Road. Santa Helena 7.5' Quad.
Comment
UCD116990
Prosartes hookeri
Jillian Howard; Plant Biology 102 Collectors
2012-4-29
7
Napa
Las Posadas State Experimental Forest. 0.25 road miles on dirt road that starts north of fire station. South side of road.
520
Comment
UCD144220
Prosartes hookeri
G. F. Hrusa; G. L. Stebbins
1994-4-8
11708
Napa
Las Posadas State Forest. Upper Moore's Creek.
450
Comment
UC1198769
Prunus emarginata
J. P. Tracy
1902-5-18
1530
Napa
3-4 mi e of Angwin's (head of Moore's Creek, Howell Mountain); Howell Mountain, Moore's Creek
518
Comment
UC1198771
Prunus emarginata
Joseph P. Tracy
1933-4-30
12114
Napa
3-4 mi e of Angwin's (at head of Moore's Creek, La Jota Plateau, Howell Mountain); Northern Coast Ranges, Howell Mountain, Moore's Creek
518
Comment
CAS-BOT-BC151178
Prunus subcordata
Mrs. H. C. Cantelow
1936-3-22
1140
Napa
Howell Mt.
Comment
JEPS44960
Prunus subcordata
W. L. Jepson
1925-9-27
10747
Napa
Howell Mountain
Comment
JEPS44963
Prunus subcordata
W. L. Jepson
1917-8-16
7434
Napa
Howell Mountain
182
Comment
POM262889
Prunus subcordata
J. C. Roos
1939-3-31
307
Napa
Angwin. Howell Mtns.
Comment
UCR23507
Prunus subcordata
John C. Roos
1939-3-31
307
Napa
North Coast Range, Pacific Union College, Angwin
549
Comment
JEPS20434
Pseudognaphalium beneolens
W. L. Jepson
1938-9-22
19017
Napa
Howell Mt.
Comment
UC127187
Pseudognaphalium thermale
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7108
Napa
Alta Loma Ranch Howell Mountain
487
Comment
RSA195368
Pseudotsuga menziesii
Gilbert Muth
1967-2-12
528
Napa
Below Martin Springs.
439
Comment
JEPS48292
Pseudotsuga menziesii var. menziesii
W. L. Jepson
1900-3-10
511
Napa
Howell Mt.
Comment
UCD120917
Pseudotsuga menziesii var. menziesii
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-4-29
7338
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. Ca. 0.1 mile from Fire Station, along dirt road that travels north/northeast from Station. North side of road.
519
Comment
UC1245374
Psilocarphus oregonus
Joseph P. Tracy
1950-5-23
18666
Napa
3 to 4 mi e Angwin's (La Jota Plateau, on hills at the head of Moores Creek); Northern Coast Ranges, Howell Mountain
518
Comment
UC176863
Psilocarphus oregonus
J. P. Tracy
1902-5-19
1551
Napa
3 to 4 mi e Angwin's; Howell Mountain, Head of Moore's Creek
518
Comment
UC165837
Psilocarphus tenellus
J. P. Tracy
1902-5-17
1526
Napa
3 to 4 mi e Angwin's; Howell Mountain, Head of Moores Creek
457
Comment
UC35749
Psilocarphus tenellus
Willis L. Jepson
1893-6-26
Napa
Howell Mt. Napa River Basin
Comment
UCD63154
Psilocarphus tenellus var. tenellus
Jake Ruygt
1991-5-6
2649
Napa
Wantrup Preserve, Pope Valley.
195
Comment
UCD118095
Pteridium aquilinum var. pubescens
Megan Mateo; Plant Biology 102 Collectors
2012-4-29
1
Napa
Las Posadas State Experimental Forest. Near entrance gate on Las Posadas Rd. by fire station.
520
Comment
UC1197567
Pyrola picta
J. P. Tracy
1899-6-14
341
Napa
3-4 mi e of Angwins (Head of Moore's Creek, Howell Mountain); Howell Mountain, Head of Moore's Creek
518
Comment
JEPS37946
Quercus
W. L. Jepson
1916-8-6
6825
Napa
Howell Mt.
Comment
POM262790
Quercus X morehus
J. C. Roos
1939-4-16
281
Napa
Angwin, Howell Mtn.
Comment
UCD148749
Quercus X morehus
Jake Ruygt
2007-2-18
5120
Napa
Napa County; Las Posadas State Forest; on ridge between Uncle John and Moore Creeks.
432
Comment
A356996
Quercus agrifolia
Miss A. Manning
1894-9-22
134
Unknown
Howell Mt.
Comment
CLARK-A1528-2916
Quercus agrifolia
John C. Roos
1939-4-16
283
Napa
Angwin
Comment
HSC8088
Quercus agrifolia
Greg Bos
1963-3-30
64
Napa
10 mi. SW of Pope Valley on Pope Valley Rd.
366
Comment
UCD118400
Quercus agrifolia
Rachael Olliff; Plant Biology 102 Collectors
2012-5-5
6
Napa
Las Posadas State Experimental Forest. Northeastern part of property, in Recreation Flat, just south of main meadow.
387
Comment
RSA608861
Quercus agrifolia var. agrifolia
Louis C. Wheeler
1963-9-16
8392
Napa
Moore Creek Prospect, E of St. Helena.
Comment
UC126507
Quercus berberidifolia
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7154
Napa
Alta Loma Ranch Howell Mountain
487
Comment
UC55941
Quercus berberidifolia
J. P. Tracy
1902-5-21
1569
Napa
3-4 mi e Angwin's; Howell Mountain, Head of Moores Creek
457
Comment
RSA444489
Quercus chrysolepis
J. C. Roos
1939-5-14
255
Napa
Pacific Union College, Anguin.
Comment
UCD120918
Quercus chrysolepis
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-4-29
7339
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. Ca. 0.1 mile from Fire Station, along dirt road that travels north/northeast from Station. North side of road.
519
Comment
UCD45347
Quercus chrysolepis
D. Sanchez-Mata
1996-6-22
s.n.
Napa
Pope Valley-Napa Valley. Angwin. Quercus wislizenii forests.
520
Comment
UC1196502
Quercus douglasii
Joseph P. Tracy
1933-4-30
12085
Napa
5 mi e Angwin's; Howell Mountain, Moores Creek
Comment
UCD121176
Quercus douglasii
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-5-5
7356
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. NE Part of property. Ridge to the north of Recreation Flat area along undeveloped road.
416
Comment
UCD14550
Quercus douglasii
John M. Tucker; and G. L. Stebbins
1950-11-5
2008 -8
Napa
California, Napa Co.; ca. 2 mi. north of St. Helena, beside road to Howell Mountain;
Comment
UCD14551
Quercus douglasii
John M. Tucker; and G. L. Stebbins
1950-11-5
2008 -12
Napa
California, Napa Co.; ca. 2 mi. north of St. Helena, beside road to Howell Mountain;
Comment
UCD14552
Quercus douglasii
John M. Tucker; and G. L. Stebbins
1950-11-5
2008 -15
Napa
California, Napa Co.; ca. 2 mi. north of St. Helena, beside road to Howell Mountain;
Comment
UCD45742
Quercus douglasii
John M. Tucker; G. L. Stebbins
1950-11-5
2008 20
Napa
California, Napa Co.; ca. 2 mi. north of St. Helena, beside road to Howell Mountain; growing with both parental species.
Comment
UCD45747
Quercus douglasii
John M. Tucker; G. L. Stebbins
1950-11-5
2008 16
Napa
California, Napa Co.; ca. 2 mi. north of St. Helena, beside road to Howell Mountain; growing with both parental species.
Comment
UCD45748
Quercus douglasii
John M. Tucker; G. L. Stebbins
1950-11-5
2008 11
Napa
California, Napa Co.; ca. 2 mi. north of St. Helena, beside road to Howell Mountain; growing with both parental species.
Comment
A344755
Quercus dumosa
Miss A. Manning
1894-9-22
104
Unknown
Howell Mt.
Comment
JEPS37800
Quercus dumosa
W. L. Jepson
1938-9-28
19042
Napa
La Jota Mesa Howell Mts.
Comment
JEPS46658
Quercus dumosa
W. L. Jepson
1896-2-23
Napa
Howell Mt.
Comment
RSA602571
Quercus dumosa
Louis C. Wheeler
1952-8-30
6875
Napa
Manganese Ridge: Moore Creek, Howell Mountain.
Comment
CAS-BOT-BC79838
Quercus durata
C. Hart Merriam
1907-7-10
s.n.
Napa
Howell Mt.
Comment
CAS-BOT-BC79847
Quercus durata
H. E. McMinn
1922-6-8
167
Napa
summit of Howell Mt.
Comment
JEPS121551
Quercus durata
Adam C. Schneider with Dick O'Donnell
2013-5-26
194
Napa
Along Chiles Valley Road.
Comment
JEPS37340
Quercus durata
W. L. Jepson
1894-10-13
Napa
Upper Conn Valley
Comment
JEPS37346
Quercus durata
W. L. Jepson
1895-11-25
Napa
La Jota Plateau Howell Mt.
Comment
UC55939
Quercus durata
J. P. Tracy
1902-5-21
1582
Napa
3-4 mi e Angwin's; Howell Mountain, Head of Moores Creek
457
Comment
UCD118733
Quercus durata
Katherine Graham; Plant Biology 102 Collectors
2012-5-5
2
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
417
Comment
UCD14803
Quercus durata
John M. Tucker; with G. L. Stebbins
1950-11-5
2006 -2
Napa
California, Napa Co.; beside road up Howell Mountain, ca. 6 mi. north of St. Helena;
Comment
UCD14804
Quercus durata
John M. Tucker; with G. L. Stebbins
1950-11-5
2006 -3
Napa
California, Napa Co.; beside road up Howell Mountain, ca. 6 mi. north of St. Helena;
Comment
UCD14805
Quercus durata
John M. Tucker; with G. L. Stebbins
1950-11-5
2006 -6
Napa
California, Napa Co.; beside road up Howell Mountain, ca. 6 mi. north of St. Helena;
Comment
UCD45889
Quercus durata
Beecher Crampton
1962-10-9
6704
Napa
7 miles north of Conn Reservoir (Lake Hennessy), Pope Valley Road.
Comment
SBBG111357
Quercus durata var. durata
J. M. Tucker, G. L. Stebbins
1950-11-5
2007 -33
Napa
Howell Mtn, N of St Helena
Comment
A344937
Quercus garryana
W. L. Jepson
1916-8-6
6833
Unknown
Howell Mt.
Comment
JEPS37948
Quercus garryana
W. L. Jepson
1916-8-6
6833
Napa
Howell Mt.
Comment
SFV17797
Quercus garryana
J. M. Tucker
1950-11-5
2005 5
Napa
Yard on outskirts of Angwin on Howell Mountain.
Comment
UC519301
Quercus garryana
Joseph P. Tracy
1933-6-2
12470
Napa
3-4 mi e Angwin's (on hills at Head of Moores Creek); Northern Coast Ranges, Howell Mountain, Moores Creek
457
Comment
UCD46113
Quercus garryana
W. L. Jepson
1916-8-6
6825
Napa
Howell Mt.
Comment
UCD46206
Quercus garryana
John M. Tucker
1950-11-5
2005 1
Napa
California, Napa Co.; near Angwin, on Howell Mountain, beside road from Pope Valley. (Collections made from 8 trees).
Comment
JEPS100413
Quercus garryana var. garryana
Dean Wm. Taylor with Glenn Clifton
1990-10-30
11570
Napa
Angwin, along Clark Way North Coast Ranges
Comment
JEPS37824
Quercus garryana var. garryana
W. L. Jepson
1916-8-6
6830
Napa
Howell Mt.
Comment
UCD14548
Quercus garryana var. garryana
John M. Tucker; and G. L. Stebbins
1950-11-5
2008 -10
Napa
California, Napa Co.; ca. 2 mi. north of St. Helena, beside road to Howell Mountain;
Comment
UCD14549
Quercus garryana var. garryana
John M. Tucker; and G. L. Stebbins
1950-11-5
2008 -19
Napa
California, Napa Co.; ca. 2 mi. north of St. Helena, beside road to Howell Mountain;
Comment
UCD46082
Quercus garryana var. garryana
W. L. Jepson
1916-8-6
6833
Napa
Howell Mt.
Comment
UCSB19167
Quercus garryana var. garryana
Rankine, Jane
1965-4-13
Napa
3 miles west of Pope Valley on the road between Pope Valley and Anqwin
Comment
CAS-BOT-BC105301
Quercus kelloggii
Paul F. Covel
1940-4-28
1708
Napa
Near Pacific Union College
Comment
CAS-BOT-BC105303
Quercus kelloggii
Ella Dales Cantelow
1939-4-8
2502
Napa
Howell Mountain
Comment
JEPS37754
Quercus kelloggii
W. L. Jepson
1896-2-22
14829
Napa
Howell Mt.
Comment
UC1196356
Quercus kelloggii
J. P. Tracy
1902-5-22
1620
Napa
3-4 mi e Angwin's; Howell Mountain, Head of Moores Creek
365
Comment
UCD120920
Quercus kelloggii
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-4-29
7340
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. Ca. 0.1 mile from Fire Station, along dirt road that travels north/northeast from Station. North side of road.
519
Comment
UCSB19168
Quercus kelloggii
Rankine, Jane
1965-4-13
Napa
3 miles west of Pope Valley on the road between Pope Valley and Anqwin
Comment
A343186
Quercus lobata
Miss A. Manning
1894-9-22
174
Unknown
Howell Mt.
Comment
POM262791
Quercus lobata
J. C. Roos
1939-3-27
282
Napa
Angwin, Howell Mountains.
Comment
A343638
Quercus wislizeni
Miss A. Manning
1894-9-22
99
Unknown
Howell Mt.
Comment
CLARK-A1528-2913
Quercus wislizeni
John C. Roos
1939-4-16
284
Napa
Angwin
Comment
JEPS37797
Quercus wislizeni
W. L. Jepson
1938-9-28
19045
Napa
La Jota Mesa Howell Mt.
Comment
UCD118565
Quercus wislizeni
Kaya MacMillen; Plant Biology 102 Collectors
2012-4-29
6
Napa
Las Posadas State Experimental Forest. NE of fire station ca. 0.1 mi. on undeveloped road on N side of road.
518
Comment
HSC59003
Ranunculus arvensis
Dan Wyrick
1975-4-22
217
Napa
Near Pacific Union College
549
Comment
JEPS110889
Ranunculus arvensis
Jake Ruygt
1991-5-6
2646
Napa
Wantrop Preserve, Pope Valley
184
Comment
JEPS54965
Ranunculus californicus
W. L. Jepson
1915-4-23
6266 a
Napa
Chiles Creek hills Conn Valley
Comment
JEPS55166
Ranunculus californicus
W. L. Jepson
1904-6-3
2445
Napa
Howell Mt.
Comment
POM263164
Ranunculus muricatus
J. C. Roos
1939-4-18
314
Napa
Howell Mountain, Angwin.
Comment
UCD118564
Ranunculus muricatus
Kaya MacMillen; Plant Biology 102 Collectors
2012-4-29
5
Napa
Las Posadas State Experimental Forest. NE of fire station on south side of undeveloped road, growing at the bottom of dry ditch.
519
Comment
UCR30447
Ranunculus muricatus
John C. Roos
1939-4-18
s.n.
Napa
North Coast Range, Pacific Union College; Angwin
549
Comment
JEPS55165
Ranunculus occidentalis
Willis L. Jepson
1893-3-13
Napa
hills e St. Helena; Napa River Basin
Comment
JEPS55170
Ranunculus occidentalis
Willis L. Jepson
1893-3-13
Napa
hills e St. Helena; Napa River Basin
Comment
JEPS60693
Ranunculus occidentalis
Joseph P. Tracy
1933-4-30
12094 1/2
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain
396
Comment
JEPS77945
Ranunculus occidentalis
Edward Lee
1936-3-15
1811
Napa
Rutherford-Pope Valley road 10.7 mi out of Rutherford
Comment
UC162878
Ranunculus occidentalis
Joseph P. Tracy
1902-5-22
1631
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain
365
Comment
UCD117469
Ranunculus occidentalis var. occidentalis
Roisin Murphy-Deak; Plant Biology 102 Collectors
2012-4-29
5
Napa
Las Posadas State Experimental Forest. Just northeast of fire station. Along roadside opposite drainage pipe.
519
Comment
SEINET200318
Ranunculus occidentalis var. rattanii
J. P. Tracy
1902-5-22
1631
Napa
Hills at head of Moore's Creek 3-4 mi E of Angwin's Howell Mtn Northern Coast Ranges
366
Comment
UC162818
Ranunculus pusillus
Joseph P. Tracy
1902-5-18
1531
Napa
La Jota Plateau Northern Coast Region, Howell Mountain (on hills at head of Moore's Creek, 3-4 mi e of Angwin's)
518
Comment
UCD117923
Rhagadiolus stellatus
Rachel Westaby; Plant Biology 102 Collectors
2012-4-29
3
Napa
Las Posadas State Experimental Forest. Near entrance gate on Las Posadas Rd., in between entrance and fire station.
520
Comment
JEPS42004
Rhamnus crocea
W. L. Jepson
1916-12-5
6588
Napa
Howell Mt.
Comment
UCD38857
Rhamnus crocea
Beecher Crampton
1962-10-9
6694
Napa
3.5 miles southwest Angwin, Howell Mtn. Road.
Comment
UCD16107
Rhamnus tomentella
I. Coats
1983-6-3
57
Napa
California. Napa County: 2.2 mi NW of Lower Chiles Valley Rd along Chiles Pope Valley Rd.
Comment
UC668155
Rhamnus tomentella subsp. crassifolia
Joseph P. Tracy
1938-6-6
15834
Napa
5 mi e Angwin's (on hills at head of Moores Creek); Howell Mountain, Moores Creek
365
Comment
JEPS760
Rhamnus tomentella subsp. tomentella
W. L. Jepson
1916-8-7
6839
Napa
Moore's Creek Howell Mt.
Comment
UC1197982
Rhamnus tomentella subsp. tomentella
Joseph P. Tracy
1899-6-19
388
Napa
3-4 mi e Angwin's (on hills at head of Moores Creek); Northern Coast Ranges, Howell Mountain, Moores Creek
365
Comment
JEPS77766
Rhododendron occidentale
Douglas W. James Jr.
1973-5-5
108
Napa
1.3 miles up (Northwest) Chiles and Pope Valley Road from junction with Lower Chiles Road.
213
Comment
CAS-BOT-BC200042
Rhododendron occidentale var. occidentale
H. E. McMinn
1922-6-8
169
Napa
Near summit of Howell Mt.
Comment
CDA32770
Rhododendron occidentale var. occidentale
G. F. Hrusa, T. D. Wilfred
1992-5-26
9488
Sonoma
Outer North Coast Ranges; Kortum Canyon Rd., near its intersection with Hwy 29 in town of Calistoga.
121
Comment
JEPS66678
Rhododendron occidentale var. occidentale
W. L. Jepson
1936-6-2
17596
Napa
Four Corners, Howell Mountain.
Comment
RSA471014
Rhododendron occidentale var. occidentale
H. E. McMinn
1922-6-8
169
Napa
Howell Mt.
Comment
JEPS34906
Rigiopappus leptocladus
Joseph P. Tracy
1938-6-5
15827
Napa
on hills at head Moore's Creek (3-4 mi e of Angwin's); Northern Coast Ranges, Howell Mountain, hills at head of Moo
365
Comment
UC165852
Rigiopappus leptocladus
J. P. Tracy
1902-5-15
1473
Napa
3 to 4 mi e Angwin's (Head of Moores Creek); Howell Mountain, Moores Creek
457
Comment
UC166086
Rigiopappus leptocladus
J. P. Tracy
1905-7-5
2207 1/2
Napa
3 to 4 mi e Angwin's (head of Moores Creek); Howell Mountain, Moores Creek
365
Comment
UC668195
Rigiopappus leptocladus
Joseph P. Tracy
1938-6-5
15827
Napa
3 to 4 mi e Angwin's (on hills at head of Moores Creek); Northern Coast Ranges, Howell Mountain, Moores Creek
365
Comment
UCD118624
Rigiopappus leptocladus
Jason Saavedra; Plant Biology 102 Collectors
2012-5-5
3
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
405
Comment
UC126646
Rosa californica
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7115
Napa
Alta Loma Ranch Howell Mountain
487
Comment
CAS-BOT-BC148155
Rosa gymnocarpa
Peter H. Raven
1952-5-26
4049
Napa
Howell Mt.
426
Comment
CDA11620
Rosa gymnocarpa
G. F. Hrusa, G. L. Stebbins
1994-3-11
11592
Napa
North Coast Biodiversity Arena; Las Posadas State Forest. Upper canyon of Moores Creek.
Comment
JEPS45681
Rosa gymnocarpa
W. L. Jepson
1896-2-23
13892
Napa
on grade beyond Angwins (e side of mt.); Howell Mt., Pope Valley Grade
Comment
UC126647
Rosa gymnocarpa
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7112
Napa
Alta Loma Ranch Howell Mountain
487
Comment
UC126648
Rosa gymnocarpa
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7114
Napa
Alta Loma Ranch Howell Mountain
487
Comment
UC126649
Rosa gymnocarpa
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7113
Napa
Alta Loma Ranch Howell Mountain
487
Comment
JEPS110649
Rubus parviflorus
Jake Ruygt
1978-5-21
334
Napa
2.1 miles north of Angwin on Deer Park Rd.
542
Comment
CAS-BOT-BC110482
Rumex
Saichi Kawahara
1968-4-20
356
Napa
Pope Valley-Angwin Road, 2 miles southwest of Pope Valley.
499
Comment
UCD118112
Rumex acetosella
Megan Mateo; Plant Biology 102 Collectors
2012-4-29
5
Napa
Las Posadas State Experimental Forest. Ca. 0.1 mile from fire station along undeveloped road, on north side of road.
518
Comment
JEPS65647
Rupertia physodes
W. L. Jepson
1913-4-15
5306
Napa
Howell Mt.
609
Comment
POM161356
Rupertia physodes
Rimo Bacigalupi
1928-6-20
1867
Napa
Howell Mt, 10 miles W of St Helena
Comment
UC1197439
Rupertia physodes
Joseph P. Tracy
1933-6-2
12487
Napa
on hills at head Moore's Creek (3-4 mi e of Angwin's); Howell Mountain
396
Comment
UC1197460
Rupertia physodes
Joseph P. Tracy
1899-6-17
393
Napa
on hills at head Moore's Creek (3-4 mi e of Angwin's); Northern Coast Ranges, Howell Mountain
365
Comment
UC126474
Rupertia physodes
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7100
Napa
Alta Loma Ranch Howell Mountain
487
Comment
UC1103529
Sagina decumbens subsp. occidentalis
Joseph P. Tracy
1902-5-16
1503
Napa
3 - 4 mi. e. Angwin's (hills at head of Moore's Creek); Northern Coast Ranges, Howell Mt., Moore's Creek
365
Comment
UCD148762
Sagina decumbens subsp. occidentalis
Jake Ruygt
1985-4-7
1584
Napa
Napa County; Los Posados State Forest.
390
Comment
JEPS38399
Salix laevigata
Willis L. Jepson
1893-5-8
20 s
Napa
beyond Angwin's Howell Mt.
Comment
UC5024
Salix laevigata
Willis L. Jepson
1893-5-8
Napa
beyond Angwin's Howell Mt.
Comment
UC1196585
Salix lasiandra subsp. lasiandra
Joseph P. Tracy
1933-4-30
12119
Napa
Angwin Creek Northern Coast Ranges, Howell Mt., Angwin Creek
457
Comment
UC5035
Salix lasiandra subsp. lasiandra
W. L. Jepson
May 1895
Napa
Howell Mt. Napa River Basin, Howell Mt.
Comment
JEPS13057
Salix lasiandra var. lasiandra
W. L. Jepson
1893-5-8
29 s
Napa
beyond Angwin's Howell Mt.; Napa River Basin, Howell Mt.
Comment
JEPS13840
Salix lasiolepis
Willis L. Jepson
1893-3-13
32 s
Napa
hills e of St. Helena; Napa River Basin
Comment
CAS-BOT-BC238595
Sambucus nigra subsp. caerulea
Peter H. Raven
1950-6-20
2329
Napa
St. Helena to Conn Valley, Napa Range
Comment
JEPS110652
Sanguisorba minor subsp. muricata
Jake Ruygt
1991-5-25
2688
Napa
Howell Mtn Rd. at Hill Rd.
554
Comment
CAS-BOT-BC223277
Sanicula bipinnatifida
Saichi Kawahara
1968-4-20
353
Napa
2 miles southwest of Pope Valley; Pope Valley-Angwin Road
499
Comment
UC1197107
Sanicula bipinnatifida
J. P. Tracy
1899-6-26
410
Napa
3-4 mi e of Angwin's (Howell Mountain, Head of Moore's Creek); Howell Mountain, Moore's Creek
365
Comment
UC1006696
Sanicula crassicaulis
C. Ritchie Bell
1951-3-24
3 X151
Napa
se of road from Pope Valley to St. Helena
Comment
UCD117806
Sanicula crassicaulis
Eileen Hollett; Plant Biology 102 Collectors
2012-4-29
4
Napa
Las Posadas State Experimental Forest. Along dirt road that goes northeast of fire station. In field on south side of road.
519
Comment
JEPS104493
Sanicula tuberosa
Jake Ruygt
1996-4-9
3564
Napa
Wontrop Wildlife Sanctuary
213
Comment
UC1197076
Sanicula tuberosa
J. P. Tracy
June 13,1899 - June 17, 1899
411
Napa
3-4 mi e of Angwin's (Head of Moore's Creek, Howell Mountain); Howell Mountain, Moore's Creek
365
Comment
UC642309
Sanicula tuberosa
Joseph P. Tracy
1933-4-30
12097
Napa
5 mi e of Angwins (at head of Moore's Creek, Howell Mountain); Howell Mountain, Moore's Creek
396
Comment
UCD148554
Sanicula tuberosa
Jake Ruygt
1979-4-23
550
Napa
Napa County; 0.3 mile west of Pope Canyon Rd. Howell Mt.
256
Comment
UC614598
Saxifraga californica
L. Constance
1938-3-27
2042
Napa
8 mi ne of Napa (above Wooden Valley, e slope of Howell Mountain); North Coast Ranges, Howell Mountain
457
Comment
JEPS8801
Scabiosa atropurpurea
W. L. Jepson
1925-9-27
10748
Napa
Howell Mountain
Comment
UCD118610
Scandix pecten-veneris
William Goss; Plant Biology 102 Collectors
2012-5-5
6
Napa
Las Posadas State Experimental Forest. Northeastern part of property, Recreation Flat.
388
Comment
UCD128135
Scandix pecten-veneris
J. M. Tucker
1951-4-11
2070
Napa
south side of Howell Mountain, 5.5 miles below Angwin, on road to St. Helena.
Comment
JEPS63963
Scirpus microcarpus
W. L. Jepson
1916-8-6
6841
Napa
Moore's Creek , Moore's Creek (Howell Mt.)
487
Comment
RSA170259
Scribneria bolanderi
Joseph P. Tracy
1950-5-23
18674
Napa
La Jota Plateau, on hills at head of Moore's Creek, 5 miles east of Angwin's, Howell Mountain.
518
Comment
SEINET203031
Scribneria bolanderi
Joseph P. Tracy
1950-5-23
18674
Napa
La Jota PLateau, Howell Mountain; on hills at head of Moore's Creek 3-4 miles east of Angwin's
518
Comment
UC1103133
Scribneria bolanderi
Joseph P. Tracy
1902-5-18
1538 1/2
Napa
3-4 mi e of Angwin's (at head of Moore's Creek, on La Jota Plateau, Howell Mountain); Northern Coast Ranges, Howell Mountain, Moore's Creek
518
Comment
UC1158116
Scribneria bolanderi
Joseph P. Tracy
1950-5-23
18674
Napa
3-4 mi e of Angwins (at head of Moore's Creek, La Jota Plateau, Howell Mountain); Northern Coast Ranges, Howell Mountain, Moore's Creek
518
Comment
UC1746021
Scribneria bolanderi
Annetta M. Carter, Joseph Tracy, Rimo Bacigalupi
1950-5-23
2772
Napa
Howell Mtn. La Jota Plateau - Las Posadas State Forest.
533
Comment
UCD92539
Scribneria bolanderi
Joseph P. Tracy
1950-5-23
18674
Napa
La Jota Plateau. Howell Mountain. At head of Moore's Creek, 3.4 miles east of Angwin's.
Comment
UC1239702
Scutellaria californica
Joseph P. Tracy
1899-7-3
401
Napa
3-4 mi e of Angwin's (at head of Moore's Creek, Howell Mountain); Northern Coast Ranges, Howell Mountain, Moore's Creek
365
Comment
CDA11429
Scutellaria tuberosa
G. F. Hrusa, M. Tu
1995-5-6
12152
Napa
North Coast Biodiversity Arena; Ink Grade approx 1 m. below intersection with Howell Mtn Rd.
Comment
UC154011
Scutellaria tuberosa
Joseph P. Tracy
1902-5-21
1578
Napa
3-4 mi e of Angwin's (Howell Mountain, head of Moore's Creek); Northern Coast Ranges, Howell Mountain, Moore's Creek
457
Comment
POM263256
Sedella pumila
J. C. Roos
1939-4-18
296
Napa
Near Angwin, Napa Range.
Comment
RSA170228
Sedella pumila
Joseph P. Tracy
1950-5-23
18657
Napa
Near Angwin Creek; Howell Mountain.
Comment
HSC65069
Sedum spathulifolium var. spathulifolium
J. P. Smith, J. O. Sawyer
1970-5-17
3773
Napa
3 mi. S of Pope Valley
Comment
SEINET7072563
Senecio
A. G. Vestal
1963-5-12
s.n.
Napa
Howell Mountain Road. Coordinate datum: NAD 27. UTM Zone 10, 548701mE, 4271193mN.
Comment
CAS-BOT-BC363359
Senecio aronicoides
J. Clausen
1935-5-23
1072 c
Napa
Howell Mountain, near summit, 6.5 mi. N. of St. Helena
Comment
UC1199243
Senecio aronicoides
Joseph P. Tracy
1933-6-2
12459
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek, La Jota Plateau, Howell Moutain); Northern Coast Ranges, Howell Mountain, La Jota Plateau, hea
518
Comment
UCD118563
Senecio aronicoides
Kaya MacMillen; Plant Biology 102 Collectors
2012-4-29
4
Napa
Las Posadas State Experimental Forest. NE of fire station on south side of undeveloped road near dry ditch.
519
Comment
JEPS37649
Senecio integerrimus var. exaltatus
W. L. Jepson
1915-4-24
6262
Napa
Chiles Creek Conn Valley
Comment
JEPS17417
Senecio vulgaris
W. L. Jepson
1936-5-31
17572
Napa
e of St. Helena; Howell Mountain, Jota Plateau
Comment
UC1198396
Sidalcea diploscypha
Joseph P. Tracy
1938-6-5
15823
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek, Howell Mountain); Northern Coast Ranges, head Moore's Creek, Howell Mt.
365
Comment
UC1198398
Sidalcea diploscypha
J. P. Tracy
1899-6-14
381
Napa
3-4 mi e Angwin's (head of Moore's Creek, Howell Mountain); head of Moore's Creek, Howell Mountain
365
Comment
UC146121
Sidalcea diploscypha
J. P. Tracy
1902-5-21
1576
Napa
3-4 mi e Angwin's (head of Moore's Creek, Howell Mountain); head of Moore's Creek, Howell Mountain, e of Angwin's
365
Comment
JEPS67252
Sidalcea oregana subsp. hydrophila
Willis L. Jepson
1893-9-24
14062
Napa
at Angwin's Napa River Basin, , Howell Mt. (Howell Mt.)
Comment
UC108877
Sidalcea oregana subsp. hydrophila
T. S. Brandegee
Aug. 1888
Napa
Howell Mountain
Comment
UC18933
Sidalcea oregana subsp. hydrophila
Willis L. Jepson
1893-9-24
Napa
Angwin's Napa River Basin, Howell Mt., Angwin's (Howell Mt.)
Comment
UC161021
Silene antirrhina
Joseph P. Tracy
1902-5-16
1496
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek, Howell Mountain); Northern Coast Ranges, Howell Mt., Moore's Creek
457
Comment
UC161053
Silene antirrhina
Joseph P. Tracy
1902-5-16
1496
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek, Howell Mountain); Northern Coast Ranges, Howell Mt., Moore's Creek
457
Comment
UC161033
Silene californica
Joseph P. Tracy
1905-7-5
2208
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek, Howell Mountain); Northern Coast Ranges, Howell Mountain, Moore's Creek
457
Comment
UCD118533
Silene gallica
Amber Kimpel; Plant Biology 102 Collectors
2012-5-5
7
Napa
Las Posadas State Experimental Forest. Northeastern part of property, edge of Recreation Flat main meadow.
387
Comment
CAS-BOT-BC389181
Silene laciniata subsp. californica
Joseph P. Tracy
1905-7-5
2208
Napa
Northern Coast Ranges. Howell Mountain. On hills at head of Moore's Creek, 3-4 miles East of Angwin's
457
Comment
CAS-BOT-BC389183
Silene laciniata subsp. californica
Peter H. Raven
1950-6-20
2362
Napa
In the Napa Range between Conn Valley & Howell Mtn.
Comment
RSA503179
Sisyrinchium bellum
Gary D. Wallace
1967-5-27
770
Napa
Northwest of St. Helena on Howell Moutain Road 2 miles west of Pacific Union College and Angwin
Comment
SEINET7072564
Sisyrinchium bellum
A. G. Vestal
1963-5-12
s.n.
Napa
Howell Mountain Road. Coordinate datum: NAD 27. UTM Zone 10, 548701mE, 4271193mN.
Comment
UC1196379
Sisyrinchium bellum
Joseph P. Tracy
1933-4-30
12091
Napa
on hills at head of Moore's Creek (3-4 mi e of Angwin's); Northern Coast Ranges, Howell Mountain
365
Comment
UCD118612
Sisyrinchium bellum
Jason Saavedra; Plant Biology 102 Collectors
2012-5-5
1
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
417
Comment
UCD138833
Sisyrinchium bellum
H. Popenoe
1949-5-1
20
Napa
on eastern exposure; one mile from Pope Valley on road to St. Helena.
Comment
SEINET3149130
Solidago californica
H. P. Chandler
1906-9-7
7117
Napa
Alta Loma Ranch, Howell Mtn.
549
Comment
UC36208
Solidago elongata
Willis L. Jepson
1893-9-24
Napa
Howell Mt. Napa River Basin, , Angwin's Meadows (Napa River Basin, Angwin's Meadows)
Comment
UC88138
Solidago elongata
K. Brandegee
Sep 1888
Napa
Howell Mountain
Comment
CAS-BOT-BC365094
Solidago velutina subsp. californica
Harley P. Chandler
1906-9-7
7117
Napa
Howell Mountain. Alta Loma Ranch
548
Comment
UC127128
Solidago velutina subsp. californica
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7117
Napa
Alta Loma Ranch Howell Mountain, Alta Loma Ranch
487
Comment
JEPS18729
Soliva sessilis
Willis L. Jepson
1893-5-8
14874
Napa
Howell Mt. grade below New Eden; Napa River Basin, Howell Mt.
Comment
UCD120783
Sonchus oleraceus
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-4-29
7327
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. Near entrance gate, west of fire station buildings.
521
Comment
CAS-BOT-BC235339
Sorghum halepense
Peter H. Raven
1950-6-20
2371
Napa
In the Napa Range between Conn Valley & Howell Mtn
Comment
UCD118611
Spergularia rubra
William Goss; Plant Biology 102 Collectors
2012-5-5
7
Napa
Las Posadas State Experimental Forest. Northeastern part of property, Recreation Flat.
388
Comment
JEPS128908
Spiranthes porrifolia
Jake Ruygt
1996-6-23
3756
Napa
Wontrup Wildlife Sanctuary, Hardin Road, Pope Valley. Saint Helena 7.5' Quad.
Comment
UC14962
Spiranthes porrifolia
J. P. Tracy
1899-6-19
445
Napa
3-4 mi e Angwin's (hills at head of Moore's Creek); Howell Mountain
518
Comment
UCD116968
Stellaria media
Jillian Howard; Plant Biology 102 Collectors
2012-4-29
2
Napa
Las Posadas State Experimental Forest. Near entrance gate on Las Posadas Rd. by fire station.
520
Comment
UC127179
Stephanomeria elata
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7129
Napa
Alta Loma Ranch Howell Mountain
487
Comment
UC92343
Stephanomeria elata
Brandegee
1888-8-1
Napa
Howell Mt.
Comment
JEPS36826
Stephanomeria virgata subsp. virgata
Willis L. Jepson
1893-9-24
Napa
Near Angwin's; Napa River Basin, Howell Mt.
Comment
JEPS122966
Stipa pulchra
Jake Ruygt
1997-3-18
3806
Napa
Greenfield Road. Quad: Saint Helena.
Comment
JEPS27000
Streptanthus breweri
Joseph P. Tracy
1905-7-6
2219
Napa
3-4 mi e Angwin's (hills at head of creek); Northern Coast Ranges, Howell Mountain, Moore's Creek
457
Comment
UC1198805
Streptanthus breweri var. hesperidis
Joseph P. Tracy
1899-7-6
407
Napa
hills at head of creek 3-4 mi e Angwin's; Northern Coast Ranges, Howell Mountain, Moore's Creek
457
Comment
UC1198806
Streptanthus breweri var. hesperidis
Joseph P. Tracy
1902-5-16
1488
Napa
hills at head of creek 3-4 mi e Angwin's; Northern Coast Ranges, Howell Mountain, Moore's Creek
457
Comment
UC162826
Streptanthus glandulosus subsp. glandulosus
Joseph P. Tracy
1902-5-16
1494
Napa
3-4 mi e Angwin's (hills at head of creek); Northern Coast Ranges, Howell Mountain, Moore's Creek
457
Comment
CAS-BOT-BC87329
Streptanthus hesperidis
Joseph P. Tracy
1905-7-6
2219
Napa
Northern Coast Ranges. Howell Mountain. On hills at head of Moore's Creek, 3-4 miles east of Angwin's.
457
Comment
GH422197
Streptanthus hesperidis
J. P. Tracy
1905-7-6
2219
Unknown
Howell Mountain, on hills at head of Moore's Creek, 3-4 miles east of Angwin's
Comment
JEPS129049
Streptanthus hesperidis
Jake Ruygt
2016-6-6
6278
Napa
Okin Ranch, Chiles Valley. St. Helena 7.5' Quad.
Comment
UCD74409
Streptanthus hesperidis
Jake Ruygt
2007-6-23
5236
Napa
Las Posadas State Forest, north of Recreation Flat.
405
Comment
JEPS12888
Symphoricarpos albus var. laevigatus
Willis L. Jepson
1893-9-24
Napa
Angwin's; Napa River Basin, Howell Mt.
Comment
UCD38863
Symphoricarpos albus var. laevigatus
Beecher Crampton
1962-10-9
6703
Napa
1.25 miles southwest Angwin.
Comment
JEPS40793
Symphyotrichum spathulatum
Willis L. Jepson
1893-9-24
Napa
Howell Mt.
Comment
JEPS40795
Symphyotrichum spathulatum
Willis L. Jepson
1893-9-24
Napa
Howell Mt.
Comment
UC87074
Symphyotrichum spathulatum
T. S. Brandegee
1888-9-1
Napa
Howell Mountain
Comment
UC126551
Tanacetum parthenium
Harley P. Chandler
Sep 7 1906-Sep 14 1906
7127
Napa
Alta Loma Howell Mountain
487
Comment
UC107641
Taraxia ovata
Mrs. K. Curran
Sept. 1888
Napa
Howell Mountain
Comment
UC1196946
Taraxia ovata
Joseph P. Tracy
1933-4-30
12107
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain, La Jota Plateau
518
Comment
UC1196169
Thalictrum fendleri var. polycarpum
Joseph P. Tracy
1902-5-21
1587
Napa
along creek 3-4 mi e Angwin's; Northern Coast Ranges, Howell Mountain, Moore's Creek
304
Comment
UC162793
Thalictrum fendleri var. polycarpum
Joseph P. Tracy
1902-5-21
1586
Napa
3-4 mi Angwin's (hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain
304
Comment
UC9679
Thalictrum fendleri var. polycarpum
Willis L. Jepson
1894-5-1
Napa
Upper Conn Valley Napa River Basin
Comment
UC9703
Thalictrum fendleri var. polycarpum
Willis L. Jepson
1893-5-1
Napa
Upper Conn Valley Napa River Basin
Comment
UC9704
Thalictrum fendleri var. polycarpum
Willis L. Jepson
1893-5-1
Napa
Upper Conn Valley Napa River Basin
Comment
UC1197481
Thermopsis californica var. californica
Joseph P. Tracy
1899-6-19
399
Napa
3-4 mi e Angwin's (hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain
365
Comment
UC1197483
Thermopsis californica var. californica
Joseph P. Tracy
1933-4-30
12103
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain
457
Comment
CAS-BOT-BC66514
Thysanocarpus curvipes
Saichi Kawahara
1968-4-20
341
Napa
2 miles south of Pope Valley, Pope Valley-Chiles Road.
259
Comment
CAS-BOT-BC66515
Thysanocarpus curvipes
Paul F. Covel
1940-4-28
1706
Napa
Pac-Union College-Pope Valley Road.
Comment
UC11013
Thysanocarpus curvipes
Willis L. Jepson
1893-4-26
Napa
La Lomita; Napa River Basin, La Lomita
Comment
CAS-BOT-BC67314
Thysanocarpus radians
Mrs. Clara Hunt
1921-4-1
s.n.
Napa
Saint Helena.
Comment
JEPS110739
Tonella tenella
Jake Ruygt
1996-4-9
3563
Napa
Wantrop Wildlife Sanctuary
207
Comment
UCR30536
Torreyochloa pallida var. pauciflora
John C. Roos
1939-5-13
271
Napa
North Coast Range, Pacific Union College, Angwin
503
Comment
JEPS63925
Toxicodendron diversilobum
W. L. Jepson
1915-4-23
6237
Napa
hills east St. Helena
Comment
JEPS63926
Toxicodendron diversilobum
W. L. Jepson
1915-4-23
6236
Napa
hills e. St. Helena
Comment
JEPS63927
Toxicodendron diversilobum
W. L. Jepson
1915-4-22
6231
Napa
hills east St. Helena
Comment
JEPS63928
Toxicodendron diversilobum
W. L. Jepson
1915-4-22
6230
Napa
hills east St. Helena
Comment
JEPS63929
Toxicodendron diversilobum
W. L. Jepson
1913-4-15
5314
Napa
Howell Mt.
609
Comment
SD106154
Toxicodendron diversilobum
W. L. Jepson
1915-4-23
6236
Napa
Hills east of St. Helana
Comment
UCD141585
Toxicoscordion fontanum
Ellen Dean
2013-4-27
7709
Napa
Las Posadas State Forest. East of the Town of Angwin, East of Las Posadas Rd. Ca. 0.1 mile from Fire Station, along dirt road that travels North/Northeast from station. North side of road.
519
Comment
UC1745684
Toxicoscordion micranthum
Annetta M. Carter, Joseph Tracy, Rimo Bacigalupi
1950-5-23
2770
Napa
Howell Mtn. La Jota Plateau - Las Posadas State Forest.
533
Comment
UCD118398
Toxicoscordion micranthum
Rachael Olliff; Plant Biology 102 Collectors
2012-5-5
5
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
406
Comment
UCD139880
Toxicoscordion venenosum var. venenosum
P. B. Kennedy
1929-5-23
s.n.
Napa
St. Helena highway to Pope Valley.
Comment
UC127171
Trichostema lanceolatum
Harley P. Chandler
Sep 7-14 1906
7136
Napa
Alta Loma Ranch Howell Mountain
304
Comment
JEPS108657
Trichostema ruygtii
Jake Ruygt
2004-9-4
4656
Napa
Las Posadas State Experimental Forest
524
Comment
JEPS120352
Trichostema ruygtii
Jake Ruygt
1991-8-1
2808
Napa
Los Posados Road near fire station. Saint Helena 7.5' Quad.
Comment
JEPS112610
Trientalis latifolia
Jake Ruygt
1991-5-18
2685
Napa
Ink Grade
329
Comment
UCD121195
Trientalis latifolia
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-5-5
7366
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. Along undeveloped road that runs between the Fire Station and 4H camp.
526
Comment
UCR25326
Trientalis latifolia
John C. Roos
1939-4-29
290
Napa
North Coast Range, Pacific Union College, Angwin
549
Comment
UC160916
Trifolium albopurpureum var. albopurpureum
Joseph P. Tracy
1902-5-15
1482
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); North Coast Ranges, Howell Mtn
365
Comment
UC160915
Trifolium albopurpureum var. dichotomum
Joseph P. Tracy
1902-5-18
1542
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); Howell Mountain
518
Comment
UC162842
Trifolium albopurpureum var. dichotomum
Joseph P. Tracy
1902-5-15
1456
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); Howell Mountain
457
Comment
UC1197178
Trifolium bifidum var. bifidum
J. P. Tracy
1899-6-13
396
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mtn
365
Comment
UCD118404
Trifolium bifidum var. bifidum
Rachael Olliff; Plant Biology 102 Collectors
2012-5-5
7
Napa
Las Posadas State Experimental Forest. Northeastern part of property, in Recreation Flat, just south of main meadow.
387
Comment
JEPS106794
Trifolium bifidum var. decipiens
Jake Ruygt
1993-5-24
3269
Napa
Las Posadas State Forest
524
Comment
UCD117802
Trifolium bifidum var. decipiens
Eileen Hollett; Plant Biology 102 Collectors
2012-4-29
2
Napa
Las Posadas State Experimental Forest. Near entrance gate on Las Posadas Rd. by fire station.
520
Comment
UCD83440
Trifolium bifidum var. decipiens
Jake Ruygt
1996-5-13
3677
Napa
Wantrup Wildlife Sanctuary, Hardin Road, Pope Valley.
466
Comment
JEPS106830
Trifolium campestre
Jake Ruygt
1996-5-13
3671
Napa
Wontrop Wildlife Santuary, Hardin Road, Pope Valley
310
Comment
JEPS122769
Trifolium cernuum
Jake Ruygt
2011-5-12
5784
Napa
Ridgeview Lane south of Howell Mtn Road. Quad: St. Helena.
Comment
UC1197202
Trifolium ciliolatum
Joseph P. Tracy
1899-6-14
395
Napa
3-4 mi e Angwin (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mtn
518
Comment
HSC15112
Trifolium depauperatum
J. P. Tracy
1902-5-18
1541
Napa
At head of Moore's Creek, 3.4 mi. E of Angwin's
518
Comment
UC16483
Trifolium depauperatum var. depauperatum
Willis L. Jepson
1893-4-26
Napa
La Lomita
Comment
UC16484
Trifolium depauperatum var. depauperatum
Willis L. Jepson
1893-4-26
Napa
La Lomita
Comment
UC16485
Trifolium depauperatum var. depauperatum
Willis L. Jepson
1893-4-26
Napa
La Lomita
Comment
UCD117477
Trifolium depauperatum var. depauperatum
Roisin Murphy-Deak; Plant Biology 102 Collectors
2012-4-29
7
Napa
Las Posadas State Experimental Forest. Right next to road. Ca. 0.1 mile northeast from fire station. On north side of road.
518
Comment
UC162802
Trifolium depauperatum var. stenophyllum
Joseph P. Tracy
1902-5-18
1541
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mtn
518
Comment
UCD117915
Trifolium dubium
Rachel Westaby; Plant Biology 102 Collectors
2012-4-29
1
Napa
Las Posadas State Experimental Forest. Near entrance gate on Las Posadas Rd., in between entrance and fire station.
520
Comment
UCD118747
Trifolium dubium
Katherine Graham; Plant Biology 102 Collectors
2012-5-5
7
Napa
Las Posadas State Experimental Forest. Northeastern part of property, Recreation Flat, in main meadow, along oak woodland.
388
Comment
UC1197025
Trifolium fucatum
Joseph P. Tracy
1902-5-17
1521
Napa
3-4 mi e Angwin's (at head of Moore's Creek); Northern Coast Ranges, Howell's Mtn
365
Comment
UCD141586
Trifolium fucatum
Ellen Dean
2013-4-27
7707
Napa
Las Posadas State Experimental Forest. Recreation Flat.
396
Comment
UCD118559
Trifolium microcephalum
Kaya MacMillen; Plant Biology 102 Collectors
2012-4-29
2
Napa
Las Posadas State Experimental Forest. Near entrance gate on Las Posadas Rd. by fire station.
520
Comment
UCD118356
Trifolium microdon
Reed Crane; Plant Biology 102 Collectors
2012-5-5
7
Napa
Las Posadas State Experimental Forest. Northeastern part of property, on Recreation flat.
387
Comment
UC1103445
Trifolium obtusiflorum
Joseph P. Tracy
1899-5-14
397
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mtn
365
Comment
UC1197498
Trifolium obtusiflorum
Joseph P. Tracy
1902-5-15
1481
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mtn
365
Comment
JEPS106716
Trifolium oliganthum
Jake Ruygt
1996-4-9
3568
Napa
Wontrop Wildlife Sanctuary
542
Comment
UC160980
Trifolium oliganthum
Joseph P. Tracy
1902-5-18
1540
Napa
3-4 mi e of Angwin's (at head of Moore's Creek, Howell Mountain); Northern Coast Ranges, Howell Mountain, Moore's Creek
518
Comment
UCD116971
Trifolium oliganthum
Jillian Howard; Plant Biology 102 Collectors
2012-4-29
3
Napa
Las Posadas State Experimental Forest. Near entrance gate on Las Posadas Rd. by fire station.
520
Comment
UC1103454
Trifolium variegatum
Joseph P. Tracy
1902-5-17
1518
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); Howell Mtn
365
Comment
UC1103455
Trifolium variegatum
Joseph P. Tracy
1902-5-17
1523 1/2
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mtn
457
Comment
UC160934
Trifolium variegatum
Joseph P. Tracy
1902-5-17
1524
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mtn
457
Comment
UC160935
Trifolium variegatum
Joseph P. Tracy
1902-5-17
1525
Napa
3-4 mi e Angwin's (on hills at head of Moore's Creek); Howell Mtn
457
Comment
UCD109408
Trifolium variegatum
W. L. Jepson
1915-4-23
6235
Napa
St. Helena, hills east.
Comment
JEPS4392
Trifolium variegatum var. variegatum
W. L. Jepson
1915-4-23
6235
Napa
e St. Helena (hills)
Comment
JEPS4171
Trifolium willdenovii
W. L. Jepson
1936-7-2
17645
Napa
Angwin Napa Range, Howell Mtn
Comment
JEPS4400
Trifolium willdenovii
W. L. Jepson
1913-4-15
5305
Napa
Howell Mtn
609
Comment
UCD118102
Trifolium willdenovii
Megan Mateo; Plant Biology 102 Collectors
2012-4-29
2
Napa
Las Posadas State Experimental Forest. Near entrance gate on Las Posadas Rd. by fire station.
520
Comment
JEPS66077
Trifolium wormskioldii
W. L. Jepson
1893-6-26
13654
Napa
Howell Mt.
Comment
JEPS47269
Trillium albidum
Willis L. Jepson
1893-5-8
Napa
Napa River Basin, Howell Mountain Howell Mountain; Napa River Basin, Howell Mountain
Comment
UC4018
Trillium albidum
Willis L. Jepson
1893-5-8
Napa
Howell Mt.
Comment
CLARK-A1703-1
Trillium sessile subsp. giganteum
D. V. Hemphill
1935-3-15
Napa
Howell Mountain
Comment
POM262797
Trisetum canescens
J. C. Roos
1939-5-7
297
Napa
Angwin, Napa Range
Comment
UC183045
Trisetum canescens
J. P. Tracy
1902-5-15
1459
Napa
3-4 mi e Angwin's; Howell Mountain, Head of Moore's Creek, Howell Mountain
487
Comment
UCR24352
Trisetum canescens
John C. Roos
1939-5-7
297
Napa
North Coast Range, Pacific Union College, Angwin
549
Comment
JEPS129029
Triteleia hyacinthina
Jake Ruygt
2016-5-21
6263
Napa
Wantrup Wildlife Preserve, Hardin Road. Santa Helena 7.5' Quad.
Comment
UCD117784
Triteleia laxa
Marisol Gonzalez; Plant Biology 102 Collectors
2012-5-5
1
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
417
Comment
UC15022
Triteleia lugens
J. P. Tracy
1902-5-15
1450
Napa
3-4 mi e Angwuns (head of Moore's Creek); Howell Mtn
457
Comment
UC146224
Triteleia peduncularis
J. P. Tracy
1905-7-5
2231
Napa
3-4 mi e Angwin's (head of Moore's Creek); Howell Mtn
365
Comment
UC1196279
Umbellularia californica
Joseph P. Tracy
1933-4-30
12084
Napa
3-4 mi e of Angwin's (at head of Moore's Creek, Howell Mountain); Northern Coast Ranges, Howell Mountain, Moore's Creek
365
Comment
UCD117761
Umbellularia californica
Lisa Arimoto; Plant Biology 102 Collectors
2012-5-5
4
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
404
Comment
CAS-BOT-BC381964
Uropappus lindleyi
J. Clausen
1935-5-23
1072 m
Napa
Howell Mountain, near summit, 6.5 mi. N. of St. Helena
Comment
UC50066
Uropappus lindleyi
Willis L. Jepson
1893-5-1
Napa
Pope Valley grade from Calistoga Napa River Basin
Comment
UCD118544
Uropappus lindleyi
Roxanne Faure; Plant Biology 102 Collectors
2012-5-5
4
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
404
Comment
JEPS43438
Urtica dioica subsp. holosericea
Willis L. Jepson
1893-9-24
Napa
Angwin's Meadows Napa River Basin
Comment
CLARK-A1528-4322
Verbascum blattaria
John C. Roos
1938-10-22
265
Napa
Comment
UCD124633
Verbascum thapsus
Beecher Crampton
1962-10-9
6702
Napa
1.25 miles southwest of Angwin, Howell Mtn. Road. Conn Creek.
Comment
UCD38862
Verbascum thapsus
Beecher Crampton
1962-10-9
6702
Napa
1.25 miles southwest of Angwin, Howell Mtn. Road. Conn Creek.
Comment
JEPS16839
Veronica americana
Willis L. Jepson
1893-6-26
21322
Napa
Angwins Meadow, Napa River Basin, Howell Mountain Angwins Meadow; Napa River Basin, Howell Mountain, Angwins Meadow
792
Comment
JEPS110575
Veronica peregrina subsp. xalapensis
Jake Ruygt
1996-5-13
3663 b
Napa
.9 mile south of Pope Canyon Road on Hardin Road.
183
Comment
UC1198065
Veronica peregrina subsp. xalapensis
J. P. Tracy
1902-5-17
1522
Napa
3-4 mi e of Angwin's (head of Moore's Creek); Howell Mountain, Moore's Creek
457
Comment
UCD117801
Vicia americana subsp. americana
Eileen Hollett; Plant Biology 102 Collectors
2012-4-29
1
Napa
Las Posadas State Experimental Forest. Near entrance gate on Las Posadas Rd. by fire station.
520
Comment
JEPS106543
Vicia americana var. americana
Jake Ruygt
1979-5-20
611
Napa
1 mile north of College Ave. on Howell Mtn. Rd.
548
Comment
UC162845
Vicia americana var. americana
Joseph P. Tracy
1902-5-21
1617
Napa
3 to 4 mi e Angwin's (La Jota Plateau, on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain, Moore's Creek
518
Comment
UCD118136
Vicia sativa subsp. nigra
Linnea Neuhaus; Plant Biology 102 Collectors
2012-4-29
3
Napa
Las Posadas State Experimental Forest. Near entrance gate on Las Posadas Rd. by fire station.
520
Comment
JEPS126092
Vicia tetrasperma
Jake Ruygt
1996-7-13
3771
Napa
Angwin near sanitation ponds. Saint Helena 7.5' Qua.
Comment
UCD116979
Vicia villosa
Jillian Howard; Plant Biology 102 Collectors
2012-4-29
5
Napa
Las Posadas State Experimental Forest. Just NE of fire station along dirt road.
519
Comment
JEPS50310
Viola lobata
W. L. Jepson
1900-3-10
513
Napa
Howell Mountain
Comment
JEPS110805
Viola lobata subsp. integrifolia
Jake Ruygt
1976-4-23
20
Napa
.9 miles north of College Ave., Angwin on Howell Mountain Rd
545
Comment
JEPS50309
Viola lobata subsp. integrifolia
W. L. Jepson
1900-3-10
513 a
Napa
Howell Mountain
Comment
UC135818
Viola lobata subsp. integrifolia
Joseph P. Tracy
1902-5-15
1450 1/2
Napa
at head of Moore's Creek (3-4 mi e of Angwin's); Northern Coast Ranges, Howell Mountain, Moore's Creek
457
Comment
UCD118128
Viola lobata subsp. integrifolia
Linnea Neuhaus; Plant Biology 102 Collectors
2012-4-29
1
Napa
Las Posadas State Experimental Forest. Near entrance gate on Las Posadas Rd. by fire station.
520
Comment
UCD117461
Viola lobata subsp. lobata
Roisin Murphy-Deak; Plant Biology 102 Collectors
2012-4-29
1
Napa
Las Posadas State Experimental Forest. Near entrance gate on Las Posadas Rd. by fire station.
520
Comment
UCD118105
Viola pedunculata
Megan Mateo; Plant Biology 102 Collectors
2012-4-29
3
Napa
Las Posadas State Experimental Forest. Just northeast of fire station along undeveloped road.
519
Comment
JEPS50345
Viola purpurea subsp. quercetorum
W. L. Jepson
1924-4-6
10320
Napa
Howell Mountain; Napa Range, Howell Mountain
731
Comment
UC1217701
Viola purpurea subsp. quercetorum
G. L. Stebbins Jr.
1962-3-31
6007
Napa
1 mi above Pacific Union College (on road to Pope Valley); Howell Mountains
Comment
UCD111178
Viola purpurea subsp. quercetorum
H. Popenoe
1949-5-1
17
Napa
1 mile from Pacific Union College on Pope Valley Road.
Comment
UCD111182
Viola purpurea subsp. quercetorum
G. L. Stebbins
1962-3-31
6007
Napa
Howell Mountains, 1 mile above Pacific Union College, on road to Pope Valley.
Comment
CAS-BOT-BC203088
Vitis californica
Peter H. Raven
1950-6-20
2331
Napa
St. Helena to Conn Valley. Napa Range
Comment
JEPS20254
Vitis californica
W. L. Jepson
1942-11-1
20746
Napa
Yankee Creek
Comment
UCD120914
Vulpia bromoides
Ellen Dean; G. Golden, C. Loughran, PLB 102 interns
2012-4-29
7335
Napa
East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. Near entrance gate, west of fire station buildings.
521
Comment
RSA10105
Vulpia eastwoodiae
Joseph P. Tracy
1933-6-2
12482
Napa
Howell Mountain. On hills at head of Moore's Creek, five miles east of Angwin's.
427
Comment
RSA10104
Vulpia microstachys
Joseph P. Tracy
1933-6-2
12476 .5
Napa
Howell Mountain; on hills at head of Moore's Creek, 5 miles east of Angwin's, at food of Chamise Ridge.
396
Comment
UCD118605
Vulpia microstachys
William Goss; Plant Biology 102 Collectors
2012-5-5
3
Napa
Las Posadas State Experimental Forest. Northeastern part of property, uphill and north of Recreation Flat, along undeveloped road.
417
Comment
RSA170223
Vulpia microstachys var. ciliata
Joseph P. Tracy
1938-6-5
15819
Napa
At head of Moore's Creek, 3-4 miles east of Angwin's; Howell Mountain, Las Posadas State Forest.
366
Comment
SEINET200323
Vulpia microstachys var. ciliata
J. P. Tracy
2001-7-22
12482
Napa
On hills at head of Moore's Creek. 5 mi. east of Angwin's.
427
Comment Read comments Jun 28 2015
UC1110550
Vulpia microstachys var. ciliata
Annetta Carter with J. P. Tracy and R. Bacigalupi
1950-5-23
2781
Napa
3 to 4 mi e Angwin (headwater of Moore Creek); North Coast Ranges, Los Posadas State Forest, Howell Mt.
365
Comment
UC1158111
Vulpia microstachys var. ciliata
Joseph P. Tracy
1938-6-5
15821
Napa
3 to 4 mi e Angwin's (on hills at head of Moore's Creek, Howell Mt); Northern Coast Ranges, Las Posadas State Forest
365
Comment
UC1158117
Vulpia microstachys var. ciliata
Joseph P. Tracy
1938-6-5
15819
Napa
3 to 4 mi e Angwin's (on hills at head of Moore's Creek, Howell Mt); Northern Coast Ranges, Las Posadas State Forest
365
Comment
UC1158120
Vulpia microstachys var. ciliata
Joseph P. Tracy
1950-5-23
18679
Napa
3 to 4 mi e Angwin's (on hills at head of Moore's Creek, Howell Mt); Northern Coast Ranges, Las Posadas State Forest
365
Comment
UC187309
Vulpia microstachys var. ciliata
Joseph P. Tracy
1902-5-15
1448
Napa
3 to 4 mi e Angwin's; Howell Mt., Head of Moore's Creek
426
Comment
UC525658
Vulpia microstachys var. ciliata
Joseph P. Tracy
1933-6-2
12482
Napa
5 mi e Angwin's (on hills at head of Moore's Creek); Howell Mountain, Moore's Creek
426
Comment
UCD93789
Vulpia microstachys var. ciliata
Annetta Carter; J. P. Tracyi, R. Bacigalupi
1950-5-23
2778
Napa
Headwaters of Moore Creek (3 - 4 miles east of Angwin), Las Posadas State Forest, Howell Mountain.
Comment
UCD93791
Vulpia microstachys var. ciliata
Annetta Carter; J. P. Tracyi, R. Bacigalupi
1950-5-23
2781
Napa
Headwaters of Moore Creek (3 - 4 miles east of Angwin), Las Posadas State Forest, Howell Mountain.
365
Comment
UCD93870
Vulpia microstachys var. ciliata
Joseph P. Tracy
1938-6-5
15819
Napa
Las Posadas State Forest. Howell Mountain. At head of Moore's Creek, 3-4 miles east of Angwin's.
Comment
UCD93871
Vulpia microstachys var. ciliata
Joseph P. Tracy
1950-5-23
18679
Napa
Las Posadas State Forest.
365
Comment
CAS-BOT-BC123980
Vulpia microstachys var. confusa
Joseph Prince Tracy
1902-5-15
1479
Napa
Howell Mountain. Head of Moore's Creek, 3--4 miles E of Angwin's.
365
Comment
CAS-BOT-BC183736
Vulpia microstachys var. confusa
J. P. Tracy
1902-5-15
1479
Napa
Howell Mountain. Head of Moore's Creek, 3-4 miles East of Angwin's
365
Comment
CAS-BOT-BC183738
Vulpia microstachys var. confusa
Joseph P. Tracy
1950-5-23
18680
Napa
Las Posadas State Forest, Howell Mountain, on hills at head of Moore's Creek, 3-4 miles east of Angwin's
365
Comment
POM126112
Vulpia microstachys var. confusa
Joseph P. Tracy
1902-5-15
1479
Napa
Howell Mountain; head of Moore's Creek, 3-4 miles east of Angwin's.
366
Comment
POM263251
Vulpia microstachys var. confusa
J. C. Roos
1939-4-18
251
Napa
3.5 miles north of Pacific Union College, Angwin.
Comment
RSA170269
Vulpia microstachys var. confusa
Joseph P. Tracy
1938-6-5
15822
Napa
At head of Moore's Creek, 3-4 miles east of Angwin's; Howell Mountain, Las Posadas State Forest.
366
Comment
SEINET200306
Vulpia microstachys var. confusa
J. P. Tracy
1933-6-2
12468
Napa
Howell Mtn; on hills at head of Moore's Creek 5 mi E of Angwin's
457
Comment
UC1158118
Vulpia microstachys var. confusa
Joseph P. Tracy
1938-6-5
18680
Napa
3 to 4 mi e Angwin's (on hills at head of Moore's Creek, Howell Mt); Northern Coast Ranges, Las Posadas State Forest, Howell Mt.
365
Comment
UC1158119
Vulpia microstachys var. confusa
Joseph P. Tracy
1938-6-5
15822
Napa
3 to 4 mi e Angwin's (on hills at head of Moore's Creek, Howell Mt); Northern Coast Ranges, Las Posadas State Forest, Howell Mt.
365
Comment
UC1159803
Vulpia microstachys var. confusa
Annetta Carter with J. P. Tracy and R. Bacigalupi
1950-5-23
2780 a
Napa
3 to 4 mi e Angwin (headwaters of Moore Creek, Howell Mountain); North Coast Ranges, Las Posadas State Forest
365
Comment
UC187310
Vulpia microstachys var. confusa
Joseph P. Tracy
1902-5-15
1479
Napa
3 to 4 mi e Angwin's; Howell Mountain, Head of Moore's Creek
365
Comment
UC525642
Vulpia microstachys var. confusa
Joseph P. Tracy
1933-6-2
12468
Napa
5 mi e Angwin's (on hills at head of Moore's Creek); Howell Mountain, Head of Moore's Creek
457
Comment
UCD93931
Vulpia microstachys var. confusa
Annetta Carter; J. P. Tracy, R. Bacigalupi
1950-5-23
2777
Napa
headwaters of Moore Creek (3 - 4 miles east of Angwin), Las Posadas State Forest, Howell Mountains.
365
Comment
UCD93954
Vulpia microstachys var. confusa
Joseph P. Tracy
1938-6-5
15822
Napa
Las Posadas State Forest. Howell Mountain. At head of Moore's Creek, 3-4 miles east of Angwin's.
365
Comment
UC525654
Vulpia microstachys var. microstachys
Joseph P. Tracy
1933-6-2
12476 1/2
Napa
5 mi e Angwin's; Howell Mountain, Head of Moore's Creek
396
Comment
RSA10059
Vulpia microstachys var. pauciflora
Joseph P. Tracy
1933-6-2
12476
Napa
Howell Mountain; on hills at head of Moore's Creek, 5 miles east of Angwin's, at food of Chamise Ridge.
396
Comment
UC1110553
Vulpia microstachys var. pauciflora
Annetta Carter with J. P. Tracy and R. Bacigalupi
1950-5-23
2779
Napa
3 to 4 mi e Angwin (headwaters of Moore Creek, Howell Mt); North Coast Ranges, Las Posadas State Park, Howell Mt.
365
Comment
UC1158109
Vulpia microstachys var. pauciflora
Joseph P. Tracy
1950-5-23
18678
Napa
3 to 4 mi e Angwin's (on hills at head of Moore's Creek, Howell Mt); Northern Coast Ranges, Las Posadas State Park, Howell Mt.
365
Comment
UC1158110
Vulpia microstachys var. pauciflora
Joseph P. Tracy
1938-6-5
15820
Napa
3 to 4 mi e Angwin's (on hills at head of Moore's Creek, Howell Mt); Northern Coast Ranges, Las Posadas State Forest, Howell Mt.
365
Comment
UC1158112
Vulpia microstachys var. pauciflora
Joseph P. Tracy
1950-5-23
18677
Napa
3 to 4 mi e Angwin's (on hills at head of Moore's Creek, Howell Mt); Northern Coast Ranges, Las Posadas State Forest, Howell Mt.
365
Comment
UC1158121
Vulpia microstachys var. pauciflora
Joseph P. Tracy
1938-6-5
15830
Napa
3 to 4 mi e Angwin's (on hills at head of Moore's Creek, Howell Mt); Northern Coast Ranges, Las Posadas State Park, Howell Mt.
365
Comment
UC525653
Vulpia microstachys var. pauciflora
Joseph P. Tracy
1933-6-2
12476
Napa
5 mi e Angwin's (on hills at head of Moore's Creek); Howell Mountain, Moore's Creek
396
Comment
UC525657
Vulpia microstachys var. pauciflora
Joseph P. Tracy
1933-6-2
12474
Napa
5 mi e Angwin's (on hills at head of Moore's Creek); Howell Mountain, Moore's Creek
396
Comment
UCD94443
Vulpia microstachys var. pauciflora
Annetta Carter; J. P. Tracy, R. Bacigalupi
1950-5-23
2779
Napa
headwaters of Moore Creek (3 - 4 miles east of Angwin), Las Posadas State Forest, Howell Mountain.
365
Comment
UCD94446
Vulpia microstachys var. pauciflora
Annetta Carter; J. P. Tracy, R. Bacigalupi
1950-5-23
2780
Napa
headwaters of Moore Creek (3 - 4 miles east of Angwin), Las Posadas State Forest, Howell Mountain.
365
Comment
UCD94447
Vulpia microstachys var. pauciflora
Annetta Carter; J. P. Tracy, R. Bacigalupi
1950-5-23
2780 b
Napa
headwaters of Moore Creek (3 - 4 miles east of Angwin), Las Posadas State Forest, Howell Mountain.
365
Comment
UCD94614
Vulpia microstachys var. pauciflora
Joseph P. Tracy
1938-6-5
15830
Napa
Las Posadas State Forest. Howell Mountain. At head of Moore's Creek, 3 - 4 mile seast of Angwins.
365
Comment
UCD94616
Vulpia microstachys var. pauciflora
Joseph P. Tracy
1950-5-23
18677
Napa
Las Posadas State Forest. Howell Mountain. At head of Moore's Creek, 3 - 4 mile seast of Angwins.
365
Comment
SEINET200327
Vulpia myuros
J. P. Tracy
1613
Napa
Head of Moore Creek; Howell Mtn; 3-4 mi E of Angwin's
519
Comment
SEINET200353
Vulpia myuros f. megalura
Joseph P. Tracy
1902-5-21
1613
Napa
Howell Mountain; head of Moore's Creek, 3-4 miles East of Angwin's.
518
Comment
UCR24387
Whipplea modesta
John C. Roos
1939-5-6
295
Napa
North Coast Range, Pacific Union College, Angwin
549
Comment
JEPS32091
Wyethia
W. L. Jepson
1938-5-24
18846
Napa
plateau n Four Corners; Napa Range, Howell Mt.
762
Comment
JEPS32081
Wyethia angustifolia
W. L. Jepson
1938-5-24
18842
Napa
plateau n Four Corners (Howell Mountain); Howell Mountain
762
Comment
JEPS32082
Wyethia angustifolia
W. L. Jepson
1938-5-24
18847
Napa
plateau n Four Corners; Napa Range, Howell Mountain
762
Comment
JEPS77767
Wyethia angustifolia
Douglas W. James Jr.
1973-5-5
100
Napa
about 1/2 mi below driveway to MacDonald Road (3.9 mi nw of junction with Lower Chiles Road on Chiles and Pope Valley Road)
259
Comment
JEPS32118
Wyethia glabra
W. L. Jepson
1938-5-24
18840
Napa
plateau n Four Corners; Napa Range, Howell Mt.
762
Comment
SD58231
Wyethia glabra
W. L. Jepson
1938-5-24
18 840
Napa
Howell Mountain, Napa Range, plateau north of Four Corners
760
Comment
UCD118639
Wyethia glabra
Jason Saavedra; Plant Biology 102 Collectors
2012-5-5
7
Napa
Las Posadas State Experimental Forest. Northeastern part of property, main valley of Recreation Flat.
392
Comment
UCD137125
Xanthium spinosum
Beecher Crampton
1962-10-9
6696
Napa
1.25 miles southwest Angwin, Howell Mtn. Road. Conn Creek.
Comment
UCD38859
Xanthium spinosum
Beecher Crampton
1962-10-9
6696
Napa
1.25 miles southwest Angwin, Howell Mtn. Road. Conn Creek.
Comment
UC1197338
Yabea microcarpa
J. P. Tracy
1899-6-17
412
Napa
3-4 mi e Angwin's; Howell Mountain, Head of Moore's Creek
365
Comment
GH400169
Zeltnera muehlenbergii
J. P. Tracy
1905-7-6
2227
Unknown
Howell Mountain, on hills at head of Moore's Creek, 3-4 miles east of Angwin's
365
Comment
GH400138
Zeltnera trichantha
J. P. Tracy
1905-7-5
2214
Unknown
Howell Mountain. On hills at head of Moore's Creek, 3.4 miles east of Angwin's
Comment
UC15059
Zigadenus fremontii
J. P. Tracy
1902-5-21
1590
Napa
3-4 mi e Angwin's (head Moore's Creek); Howell Mountain, head Moore's Creek
335
Comment
UC4112
Zigadenus fremontii
Willis L. Jepson
May 1893
Napa
Pope Valley grade from Calistoga (Napa River Basin); , Pope Valley grade
Comment
UC1198214
Zigadenus micranthus var. micranthus
J. P. Tracy
1899-6-26
453
Napa
3-4 mi e Angwin's (head Moore's Creek, Howell Mountain); Howell Mountain, head Moore's Creek
335
Comment