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Specimen ID
Determination *
Collector
Collection Date
Collection Number
County
Locality
Elevation in meters
Feedback
CAS-BOT-BC331614
Acer macrophyllum
John Thomas Howell
1926-3-7
1661
Contra Costa
Mt. Diablo near toll gate
Comment
GH363583
Acer macrophyllum
L. S. Rose
1941-3-22
41056
Unknown
Mt. Diablo, w. slope
609
Comment
UC692718
Acer macrophyllum
Mary L. Bowerman
1930-6-5
250
Contra Costa
North Road 5.8 mi from entrance (Mount Diablo); , North Road
457
Comment
UCD117010
Acer macrophyllum
William B. Davis
1960-3-26
9
Contra Costa
North Scenic Boulevard, 1 mile below North Gate of Mt. Diablo State Park.
Comment
CAS-BOT-BC21713
Achillea millefolium
Mary L. Bowerman
1930-6-3
238
Contra Costa
Mount Diablo: West road 1.9 miles from entrance
Comment
UC691726
Achillea millefolium
Mary L. Bowerman
1931-4-25
751
Contra Costa
2 mi by road from Mt. Diablo West Entrance; Mount Diablo
Comment
UC1084392
Achyrachaena mollis
G. Thomas Robbins
1937-4-25
145
Contra Costa
2 mi e Alamo
Comment
UC691545
Achyrachaena mollis
Mary L. Bowerman
1931-4-4
651
Contra Costa
not more than 4.5 mi on West (= North) road Mount Diablo (entrance); Mount Diablo
Comment
UCD104120
Acmispon glaber
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo Summit.
Comment
UC691159
Adenostoma fasciculatum
Mary L. Bowerman
1930-6-5
256
Contra Costa
w. (North Rd.) 5.8 mi. from entrance Mt. Diablo
Comment
RSA453156
Adenostoma fasciculatum var. fasciculatum
Bonnie C. Templeton
1962-6-20
s.n.
Contra Costa
Mount Diablo
Comment
HSC93903
Adiantum jordanii
C. Newberry
1994-4-30
7255
Contra Costa
Mt. Diablo State Park, trail from Mitchell Canyon Parking to Donner Creek
900
Comment
CDA19920
Aegilops triuncialis
Slate
2002-6-2
PDR P 099580
Contra Costa
Northern California; Mt Diablo State Park.
0
Comment
GH381790
Aesculus californica
W. L. Jepson
1918-6-5
7616
Unknown
Donner Canyon, Mt. Diablo
228
Comment
JEPS40093
Aesculus californica
W. L. Jepson
1918-6-5
7616
Contra Costa
Donner Canyon; Mt. Diablo
228
Comment
RSA401059
Aesculus californica
Thekla Mohr
1917-07
3153
Contra Costa
Mount Diablo
Comment
UC692716
Aesculus californica
Mary L. Bowerman
1930-6-3
226
Contra Costa
1.9 mi from Mount Diablo North Road entrance; Mount Diablo
Comment
JEPS99561
Agoseris grandiflora
Mary Bowerman
1995-7-2
Contra Costa
Mount Diablo, (probably Back Canyon or foot trail to Donner Canyon).
Comment
UC691458
Agoseris grandiflora var. grandiflora
Mary L. Bowerman
1935-5-30
3086
Contra Costa
Eagle Point Ridge Mount Diablo, Eagle Point Ridge
274
Comment
UC691796
Agoseris heterophylla var. cryptopleura
Mary L. Bowerman
1935-4-17
2836
Contra Costa
2 mi from entrance Mt. Diablo West Road (=North Rd); Mt. Diablo
289
Comment
UC691793
Agoseris heterophylla var. heterophylla
Mary L. Bowerman
1933-5-11
2093 a
Contra Costa
Rock City Ridge; Mt. Diablo
Comment
CAS-BOT-BC13348
Agoseris retrorsa
LeRoy Abrams
1921-5-25
8030
Contra Costa
Summit Mount Diablo
Comment
CAS-BOT-BC127340
Agrostis exarata
R. Bacigalupi
1922-9-24
s.n.
Contra Costa
Mitchell Canyon, north base of Mount Diablo.
213
Comment
UC697196
Agrostis hallii
Mary L. Bowerman
1944-6-19
3895
Contra Costa
in eastern corner of triangle formed by roads to upper Rock City Camp (Fossil Ridge, Mount Diablo); Mount Diablo
Comment
RSA0033844
Agrostis stolonifera
Barbara Ertter
2000-7-16
17383
Contra Costa
Diablo Foothills Regional Park, along Pine Creek between Castle Rock Recreation Area and flood-control checkdam.
106
Comment
JEPS99592
Agrostis viridis
Mary Bowerman
1993-10-22
Contra Costa
Mount Diablo, Pine Pond, South side.
Comment
UC692383
Agrostis viridis
Mary L. Bowerman
1936-8-17
3527
Contra Costa
Sulphur Spring Mount Diablo, Pine Canyon
137
Comment
JEPS99483
Aira caryophyllea
Mary Bowerman
1978-5-14
Contra Costa
Mount Diablo, Eagle Peak Old Mines trail.
Comment
UC1818968
Aira caryophyllea
Barbara Ertter, M. L. Bowerman, L. Schultheis, Kevin Hintsa
1995-10-22
14527
Contra Costa
Three Springs Trail on northeast side of Mt. Diablo, south of crest of Marsh Creek Rd. southeast of Clayton dried grasslands at base of trail.
304
Comment
UC692389
Aira caryophyllea
Mary L. Bowerman
1942-5-24
3844
Contra Costa
Lower Rock City Camp Mount Diablo, Fossil Ridge
457
Comment
UC2028387
Aira caryophyllea var. caryophyllea
Barbara Ertter
1998-6-20
16257
Contra Costa
Shell Ridge Open Space on NW side of Mount Diablo, Costanoan Trail on north side of central ridge, edge of road through woodland
Comment
UC692026
Allium falcifolium
Mary L. Bowerman
1932-4-16
1347
Contra Costa
at summit, Eagle Point Mount Diablo, Eagle Point
Comment
JEPS112708
Allium serra
Dean W. Taylor
1994-3-30
14115
Contra Costa
Mt. Diablo (in Mt. Diablo State Park); 2 mi S along North Gate Road from the North Gate kiosk,
426
Comment
JEPS56390
Allium serra
W. L. Jepson
1918-6-3
7581
Contra Costa
Donner Canyon Mt. Diablo, Donner Canyon
609
Comment
UC796584
Allium serra
Reed C. Rollins
1946-3-25
3043
Contra Costa
w slope of Mount Diablo Mount Diablo
Comment
JEPS56395
Allium unifolium
W. L. Jepson
1918-6-3
7588
Contra Costa
Donner Canyon Mt. Diablo, Donner Canyon
685
Comment
UC691631
Allophyllum divaricatum
Mary L. Bowerman
1933-5-2
1941
Contra Costa
below Pioneer Camp (Mt. Diablo); Mt. Diablo
762
Comment
UCD118009
Allophyllum divaricatum
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
UC1818942
Alnus rhombifolia
Barbara Ertter, Chris Thayer
1995-4-25
13987
Contra Costa
Southeast side of Mt. Diablo northeast of Danville; shade of oak forest on Sycamore Creek near junction of path from Knobcone Point Rd.
396
Comment
UC691933
Amaranthus albus
Mary L. Bowerman
1938-8-2
2389
Contra Costa
Sheep Camp Spring, by North Road Mt. Diablo
533
Comment
UC691945
Amaranthus albus
Mary L. Bowerman
1932-8-27
1515
Contra Costa
s of Turtle Rock; Mt. Diablo
Comment
UC691946
Amaranthus albus
Mary L. Bowerman
1932-8-27
1515
Contra Costa
s of Turtle Rock; Mt. Diablo
Comment
JEPS102911
Ammannia coccinea
Lisa Schultheis with Kevin Hintsa
1995-8-20
260 -95
Contra Costa
Macedo Ranch, N edge, near house Mount Diablo
Comment
UC1073377
Amsinckia intermedia
George B. Rossbach
1955-3-20
457
Contra Costa
sw base of Mount Diablo
Comment
UC1178260
Amsinckia intermedia
Francia Chisaki
1954-3-25
574
Contra Costa
Mount Diablo; Mount Diablo State Park
Comment
UC691398
Amsinckia intermedia
Mary L. Bowerman
1931-4-4
642
Contra Costa
near w entrance Mount Diablo (North gate)
Comment
UC691630
Amsinckia intermedia
Mary L. Bowerman
1935-4-22
2891
Contra Costa
ridge w of Pioneer Road ((w of Stage Road)); Mount Diablo
853
Comment
UC2062621
Anagallis arvensis
Barbara Ertter with Joanne Kerbavaz et al.
2003-5-8
18173
Contra Costa
South Gate Road on south side of Mount Diablo.
Comment
UC635714
Anagallis arvensis
A. E. Borell
1928-3-18
26
Contra Costa
w. slope Mt. Diablo
Comment
UC691832
Anagallis arvensis
Mary L. Bowerman
1931-4-4
635 a
Contra Costa
2 mi. by rd. from west entrance (=North Gate) Mt. Diablo
Comment
UC691833
Anagallis arvensis
Mary L. Bowerman
1930-6-28
389
Contra Costa
Mt. Diablo, Lower Silver Spring
Comment
UC691815
Ancistrocarphus filagineus
Mary L. Bowerman
1935-4-17
2834
Contra Costa
2 mi from entrance on West rd (= North Rd), (hillside above serpentine outcrop) Mount Diablo
259
Comment
CAS-BOT-BC46930
Androsace elongata subsp. acuta
Justin P. Moore
1878-4-14
146
Alameda
Mt. Diablo.
Comment
JEPS13787
Androsace elongata subsp. acuta
Mary L. Bowerman
1935-4-22
2888
Contra Costa
ridge w Pioneer Road (w of Old Stage Road, crest of ridge and on the e face Mount Diablo); Mount Diablo
853
Comment
UC1111009
Androsace elongata subsp. acuta
Herbert L. Mason
1928-3-4
4166
Contra Costa
Shell Ridge
Comment
UC691828
Androsace elongata subsp. acuta
Mary L. Bowerman
1935-4-22
2888
Contra Costa
crest of ridge w Pioneer Road (ridge w and on the e face; Mount Diablo, w of Old Stage Road); Mount Diablo
853
Comment
CAS-BOT-BC400259
Anemopsis californica
Rimo Bacigalupi
1926-4-30
1347
Contra Costa
About 3 miles east of Walnut Creek on Mt Diablo Road
Comment
UC407051
Anemopsis californica
Rimo Bacigalupi
1926-4-30
1347
Contra Costa
about 3 mi e of Walnut Creek (on Mount Diablo Road); Mount Diablo Road
Comment
UC691887
Angelica californica
Mary L. Bowerman
1935-3-16
2740
Contra Costa
Mount Diablo, e fork of Arroyo del Cerro Arroyo del Cerro; Mount Diablo, Arroyo del Cerro
274
Comment
UC692562
Angelica californica
Mary L. Bowerman
1935-6-21
3149
Contra Costa
Mount Diablo, e fork of Arroyo del Cerro Arroyo del Cerro; Mount Diablo, Arroyo del Cerro
274
Comment
UC692563
Angelica californica
Mary L. Bowerman
1935-6-21
3149
Contra Costa
Mount Diablo, e fork of Arroyo del Cerro Arroyo del Cerro; Mount Diablo, Arroyo del Cerro
274
Comment
UC697132
Anthemis cotula
Mary L. Bowerman
1930-6-3
228
Contra Costa
North Road (1.9 mi from entrance) Mount Diablo
167
Comment
JEPS99534
Anthriscus caucalis
Mary L. Bowerman
1994-4-17
Contra Costa
Mount Diablo, (probably bottom of Donner Canyon fire road).
Comment
JEPS99545
Anthriscus caucalis
Mary Bowerman
1995-7-2
Contra Costa
Mount Diablo, probably Back Canyon or foot trail to Donner Canyon.
Comment
UC691600
Antirrhinum vexillocalyculatum subsp. vexillocalyculatum
Mary L. Bowerman
1932-9-3
1535
Contra Costa
Muir Area; Mount Diablo
Comment
UC691848
Apocynum cannabinum
Mary L. Bowerman
1931-5-28
905
Contra Costa
gully to s. at e. end of Castle Rock Farm (Pine Canyon); Mt. Diablo, Pine Canyon
Comment
UC692206
Aquilegia eximia
Mary L. Bowerman
1936-9-10
3543
Contra Costa
Donner Canyon Mount Diablo
335
Comment
UC692207
Aquilegia eximia
Mary L. Bowerman
1933-6-2
2331
Contra Costa
Donner Canyon Mount Diablo
Comment
JEPS60396
Aquilegia formosa
V. E. Ferguson
Contra Costa
Donner Canyon Mt. Diablo
Comment
UC1795686
Aquilegia formosa
Barbara Ertter, Mary L. Bowerman
1994-6-19
12840
Contra Costa
Mt. Diablo State Park east of Walnut Creek; Muir Picnic Area on Summit Road,
Comment
UC692182
Aquilegia formosa
Mary L. Bowerman
1938-6-14
3686
Contra Costa
Juniper Camp Mount Diablo
Comment
UC692183
Aquilegia formosa
Mary L. Bowerman
1938-6-14
3686
Contra Costa
Juniper Camp Mount Diablo
Comment
CAS-BOT-BC17272
Arabis blepharophylla
Paul F. Covel
1938-5-8
1514
Contra Costa
Summit Mount Diablo.
Comment
UC692480
Aralia californica
Mary L. Bowerman
1933-6-21
2330
Contra Costa
Donner Canyon Mt. Diablo, Donner Canyon
243
Comment
SBBG50848
Arbutus menziesii
A. Hartman
1960-4-19
9 D
Contra Costa
North Gate Rd, Mt Diablo St Park
609
Comment
UC692481
Arbutus menziesii
Mary L. Bowerman
1931-3-21
598
Contra Costa
Sycamore Canyon, west fork Sycamore Canyon; Mount Diablo, Sycamore Canyon
396
Comment
CAS-BOT-BC407798
Arceuthobium campylopodum
R. Bacigalupi
1922-9-24
s.n.
Contra Costa
Mitchell Canon, Mt. Diablo
Comment
CAS-BOT-BC407799
Arceuthobium campylopodum
R. Bacigalupi
1922-9-24
81
Contra Costa
Mitchell Canon, Mt. Diablo
Comment
JEPS40121
Arceuthobium campylopodum
Miss Ferguson
1920-1-1
Contra Costa
Donner Canyon Mt. Diablo
Comment
UC1078914
Arceuthobium campylopodum
Job Kuijt
1958-1-12
1444
Contra Costa
Little Rock City Mount Diablo
Comment
UC1085342
Arceuthobium campylopodum
Job Kuijt
1957-9-29
1425 b
Contra Costa
Rock City Mount Diablo
Comment
UC1085344
Arceuthobium campylopodum
Job Kuijt
1957-9-29
1425 a
Contra Costa
Rock City Mount Diablo
Comment
UC692041
Arceuthobium campylopodum
Mary L. Bowerman
1930-6-22
374
Contra Costa
above main canyon (Mitchell Canyon Trail); Mount Diablo
Comment
UC692042
Arceuthobium campylopodum
Mary L. Bowerman
1930-6-22
373
Contra Costa
above main canyon (Mitchell Canyon Trail); Mount Diablo
Comment
UC692043
Arceuthobium campylopodum
Mary L. Bowerman
1931-10-31
1065
Contra Costa
south Rd near junction Mount Diablo
Comment
UC692044
Arceuthobium campylopodum
Mary L. Bowerman
1931-10-31
1064
Contra Costa
south Rd near junction Mount Diablo
Comment
CAS-BOT-BC410129
Arceuthobium occidentale
Howard E. McMinn
1922-6-2
93
Contra Costa
N slope of Mt. Diablo
Comment
SEINET3350079
Arceuthobium occidentale
R. L. Mathiasen
2011-1
1263
Unknown
3.2 km N of S Entrance to Mt. Diablo St. Park.
580
Comment
JEPS98884
Arctostaphylos
R. Gankin, J. Roof, R. Hildreth, R. Brewer, W. and I. Knight
1964-10-7
Contra Costa
nature trail, head of Dan Cook Canyon Mount Diablo
Comment
A112678
Arctostaphylos auriculata
C. F. Baker
1903-2-22
3161
Unknown
Mount Diablo
Comment
A112679
Arctostaphylos auriculata
C. F. Baker
1903-2-22
3161
Unknown
Mount Diablo
Comment
A112680
Arctostaphylos auriculata
C. F. Baker
1903-5-30
3161
Unknown
Mount Diablo
Comment
CAS-BOT-BC24105
Arctostaphylos auriculata
Mary L. Bowerman
1933-3-25
1771
Contra Costa
Emmons Canyon, Diablo Stock Farm (Stone Valley) Canyon:
Comment
CAS-BOT-BC24106
Arctostaphylos auriculata
Alice Eastwood
1903-2-22
3161
Contra Costa
Mt. Diablo
Comment
CAS-BOT-BC24107
Arctostaphylos auriculata
L. R. Abrams
1900-10-8
4348
Contra Costa
Mt. Diablo
609
Comment
CAS-BOT-BC24110
Arctostaphylos auriculata
Rimo Bacigalupi
1924-2-17
s.n.
Contra Costa
Lower slopes of Mt. Diablo on old wagon road to summit from Mt. Diablo Country Club (Blue K Hills)
457
Comment
CAS-BOT-BC24117
Arctostaphylos auriculata
C. F. Baker
1903-5-31
3161
Contra Costa
Mt. Diablo
Comment
CAS-BOT-BC24118
Arctostaphylos auriculata
Alice Eastwood
1922-5-14
11311
Contra Costa
Mt. Diablo
Comment
CAS-BOT-BC24120
Arctostaphylos auriculata
Alice Eastwood
1922-3-17
11083
Contra Costa
Mt. Diablo
Comment
CAS-BOT-BC24121
Arctostaphylos auriculata
Lewis S. Rose
1934-2-28
34039
Contra Costa
S. slope Mt. Diablo, 8 mi. NE Danville
Comment
CAS-BOT-BC27223
Arctostaphylos auriculata
Alice Eastwood
1903-2-22
s.n.
Contra Costa
Mt. Diablo
Comment
CDA31098
Arctostaphylos auriculata
D. G. Kelch, Troy McGregor; Ed Biffin
2010-6-1
10 .23
Contra Costa
Mt. Diablo. Knobcone Point Rd.
Comment
CDA9744
Arctostaphylos auriculata
D. G. Kelch, D. A. Weinstein
1995-3-6
s.n.
Contra Costa
Rock City. Mt. Diablo.
Comment
CHSC39444
Arctostaphylos auriculata
B. A. Stein
1981-3-21
460
Contra Costa
Mt. Diablo State Park, Rock City Campgound.
457
Comment
ECON112682
Arctostaphylos auriculata
C. F. Baker
1903-2-22
3161
Unknown
Mount Diablo
Comment
GH14998
Arctostaphylos auriculata
C. F. Baker
1903-2-22
3161
Unknown
Mount Diablo
Comment
GH350054
Arctostaphylos auriculata
L. S. Rose
1970-4-2
70023
Unknown
Rock City, Mt. Diablo
426
Comment
JEPS124460
Arctostaphylos auriculata
Daniel Slakey with CNPS Volunteers
2015-6-29
136
Contra Costa
Wall Point Rd, along a roughly 1 km stretch of road just west of Wall Point.
Comment
JEPS96259
Arctostaphylos auriculata
Dean Kelch
1995-3-14
97 .15
Contra Costa
Rock City Mt. Diablo; e. contra Costa Co., , Rock City
457
Comment
NY8229
Arctostaphylos auriculata
A. Eastwood
1903-2-22
3161
Contra Costa
Mt. Diablo
Comment
POM131658
Arctostaphylos auriculata
Alice Eastwood
1903-2-22
3161
Contra Costa
Mt Diablo
Comment
POM203162
Arctostaphylos auriculata
Alice Eastwood
1922-3-17
11083
Contra Costa
Mt. Diablo
Comment
POM203167
Arctostaphylos auriculata
L. S. Rose
1934-2-28
34039
Contra Costa
8 miles NE Danville, S slope of Mt. Diablo.
Comment
POM300661
Arctostaphylos auriculata
Mary L. Bowerman
1933-3-25
1772
Contra Costa
Emmons Canyon: South-facing slope between the two forks, top of ridge (Pine Canyon ridge)
Comment
RSA0036101
Arctostaphylos auriculata
Lewis S. Rose
1949-3-6
49004
Contra Costa
Mt. Diablo, above Rock City.
518
Comment
RSA164646
Arctostaphylos auriculata
Percy C. Everett
1963-11-19
24550
Contra Costa
Mt Diablo.
457
Comment
RSA164647
Arctostaphylos auriculata
Percy C. Everett
1963-11-19
24549
Contra Costa
Mt Diablo.
457
Comment
RSA70860
Arctostaphylos auriculata
L. S. Rose
1934-2-28
34039
Contra Costa
8 miles NE Danville, S slope of Mt. Diablo.
Comment
SBBG28871
Arctostaphylos auriculata
L. S. Rose
1934-2-28
34039
Contra Costa
S slope of Mt Diablo, 8 mi NE of Danville
Comment
SBBG39549
Arctostaphylos auriculata
L. S. Rose
1970-4-2
70023
Contra Costa
Rock City, Mt Diablo
426
Comment
SD69999
Arctostaphylos auriculata
Darley F. Howe
1968-5-21
4519
Contra Costa
Mount Diablo.
Comment
SDSU1486
Arctostaphylos auriculata
D. F. Howe
1968-5-21
4519
Contra Costa
Mt. Diablo.
1067
Comment
UC1120859
Arctostaphylos auriculata
R. W. Lundh
1932-8-24
138
Contra Costa
2 mi s Mt. Diablo (Rock City); Mt. Diablo Quadrangle
502
Comment
UC549569
Arctostaphylos auriculata
J. E. Adams
1934-10-6
852
Contra Costa
Rock City Mt. Diablo
Comment
UC692479
Arctostaphylos auriculata
Mary L. Bowerman
1933-3-25
1773
Contra Costa
top Pine Canyon Ridge (s-facing slope between the two forks); Mount Diablo, Emmons Canyon (off Stone Valley)
Comment
UC692483
Arctostaphylos auriculata
Mary L. Bowerman
1931-9-20
1044
Contra Costa
w edge Rock City; Mount Diablo
Comment
UC75346
Arctostaphylos auriculata
Alice Eastwood
1903-2-22
3161
Contra Costa
Mt. Diablo
Comment Read comments Aug 25 2011
UC75347
Arctostaphylos auriculata
Alice Eastwood
1903-5-31
3161
Contra Costa
Mt. Diablo
Comment
UCD162927
Arctostaphylos auriculata
D. O. Burge; K. Zhukovsky
2015-6-6
1747
Contra Costa
Mount Diablo.
515
Comment
CAS-BOT-BC23594
Arctostaphylos crustacea
J. E. Adams
1934-3-19
677
Contra Costa
Rock City, Mount Diablo
Comment
RSA367269
Arctostaphylos glandulosa subsp. glandulosa
H. E. McMinn
1923-3-6
875 a
Contra Costa
Mt. Diablo.
Comment
CAS-BOT-BC24654
Arctostaphylos glauca
Mary L. Bowerman
1930-6-22
362
Contra Costa
Mount Diablo, Mitchell Canyon.
Comment
CAS-BOT-BC24655
Arctostaphylos glauca
Mary L. Bowerman
1933-3-11
1748
Contra Costa
Mount Diablo, Fossil Ridge, outer s. face: In gully nw. of South Gate.
Comment
CAS-BOT-BC24656
Arctostaphylos glauca
Mary L. Bowerman
1933-3-11
1748
Contra Costa
Mount Diablo, Fossil Ridge, outer s. face: In gully nw. of South Gate.
Comment
CAS-BOT-BC24657
Arctostaphylos glauca
H. E. McMinn
1922-6-21
89
Contra Costa
N. slope of Mt. Diablo.
Comment
CAS-BOT-BC24659
Arctostaphylos glauca
H. E. McMinn
1922-10-17
411
Contra Costa
From Mitchell Canyon, Mt. Diablo.
Comment
CAS-BOT-BC24660
Arctostaphylos glauca
John Thomas Howell
1926-3-7
1674
Contra Costa
Mt. Diablo.
Comment
GH350415
Arctostaphylos glauca
W. L. Jepson
1918-6-5
7592
Unknown
Donner Canon, Mt. Diablo
243
Comment
JEPS38706
Arctostaphylos glauca
W. L. Jepson
7592
Contra Costa
Donner Canyon Mt. Diablo
243
Comment
JEPS38917
Arctostaphylos glauca
Mary L. Bowerman
1933-3-11
1748
Contra Costa
in gully nw park entrance (outer s face of ridge); Mount Diablo, Rock City Ridge
Comment
RSA164645
Arctostaphylos glauca
P. C. Everett
1963-11-19
24551
Contra Costa
Juniper Camp, Mt. Diablo.
Comment
RSA721734
Arctostaphylos glauca
Barbara Ertter, Holy Forbes
1996-2-11
14548
Contra Costa
North side Mount Diablo; Murchio Gap on Median Ridge Road.
732
Comment
UC1795672
Arctostaphylos glauca
Barbara Ertter, Holly Forbes
1996-2-11
14548
Contra Costa
North side Mount Diablo; Murchio Gap on Median Ridge Road, chaparral on serpentine-derived clay; regrowth after burn of several years previous
731
Comment
UC692232
Arctostaphylos glauca
Mary L. Bowerman
1933-3-11
1748
Contra Costa
in gully nw park entrance (outer s face of ridge); Mount Diablo, Rock City Ridge (=Fossil Ridge)
Comment
UC692234
Arctostaphylos glauca
Mary L. Bowerman
1933-4-15
1857
Contra Costa
canyon s Arroyo del Cerro (s edge of wooded gully); Mt. Diablo
381
Comment
UC692235
Arctostaphylos glauca
Mary L. Bowerman
1933-3-11
1749
Contra Costa
in gully nw park entrance (outer s face of ridge); Mount Diablo, Rock City Ridge (Fossil Ridge)
Comment
UC692498
Arctostaphylos glauca
Mary L. Bowerman
1931-11-21
1068
Contra Costa
near canyon bottom and Bilharan Mount Diablo, Donner Canyon
Comment
UC692499
Arctostaphylos glauca
Mary L. Bowerman
1931-9-12
1041
Contra Costa
near road Mount Diablo, Mitchell-Pine divide
Comment
UCD51123
Arctostaphylos glauca
R. W. Lundh
1932-8-28
152
Contra Costa
Eagle Point.
725
Comment
RSA632813
Arctostaphylos laevigata
Jon E. Keeley
1996-6-24
27589
Contra Costa
Above Rock City, Mt. Diablo.
540
Comment
RSA632814
Arctostaphylos laevigata
Jon E. Keeley
1996-6-24
27578
Contra Costa
Above Rock City, Mt. Diablo.
540
Comment
RSA632815
Arctostaphylos laevigata
Jon E. Keeley
1996-6-24
27577
Contra Costa
Above Rock City, Mt. Diablo.
540
Comment
RSA632816
Arctostaphylos laevigata
Jon E. Keeley
1996-6-24
27580
Contra Costa
Above Rock City, Mt. Diablo.
540
Comment
RSA632817
Arctostaphylos laevigata
Jon E. Keeley
1996-6-24
27586
Contra Costa
Above Rock City, Mt. Diablo.
540
Comment
RSA632818
Arctostaphylos laevigata
Jon E. Keeley
1996-6-24
27585
Contra Costa
Above Rock City, Mt. Diablo.
540
Comment
RSA632819
Arctostaphylos laevigata
Jon E. Keeley
1996-6-24
27583
Contra Costa
Above Rock City, Mt. Diablo.
540
Comment
RSA632820
Arctostaphylos laevigata
Jon E. Keeley
1996-6-24
27579
Contra Costa
Above Rock City, Mt. Diablo.
540
Comment
RSA632821
Arctostaphylos laevigata
Jon E. Keeley
1996-6-24
27588
Contra Costa
Above Rock City, Mt. Diablo.
540
Comment
RSA632822
Arctostaphylos laevigata
Jon E. Keeley
1996-6-24
27578
Contra Costa
Above Rock City, Mt. Diablo.
540
Comment
RSA632823
Arctostaphylos laevigata
Jon E. Keeley
1996-6-24
27581
Contra Costa
Above Rock City, Mt. Diablo.
540
Comment
RSA632824
Arctostaphylos laevigata
Jon E. Keeley
1996-6-24
27591
Contra Costa
Above Rock City, Mt. Diablo.
540
Comment
RSA632825
Arctostaphylos laevigata
Jon E. Keeley
1996-6-24
27584
Contra Costa
Above Rock City, Mt. Diablo.
540
Comment
RSA632826
Arctostaphylos laevigata
Jon E. Keeley
1996-6-24
27587
Contra Costa
Above Rock City, Mt. Diablo.
540
Comment
RSA632827
Arctostaphylos laevigata
Jon E. Keeley
1996-6-24
27590
Contra Costa
Above Rock City, Mt. Diablo.
540
Comment
RSA632828
Arctostaphylos laevigata
Jon E. Keeley
1996-6-24
27582
Contra Costa
Above Rock City, Mt. Diablo.
540
Comment
CAS-BOT-BC38876
Arctostaphylos manzanita subsp. laevigata
L. R. Abrams
1910-10-8
4345
Contra Costa
Mt. Diablo
548
Comment
CAS-BOT-BC38877
Arctostaphylos manzanita subsp. laevigata
Lewis S. Rose
1934-2-1
34012
Contra Costa
Sandstone hills, S. slope, Mt. Diablo
609
Comment
CAS-BOT-BC38878
Arctostaphylos manzanita subsp. laevigata
Rimo Bacigalupi
1924-2-17
s.n.
Contra Costa
Lower slopes of Mt. Diablo on old wagon road to summit from Mt. Diablo Country Club (Black Hills)
457
Comment
CAS-BOT-BC38879
Arctostaphylos manzanita subsp. laevigata
H. E. McMinn
1923-3-6
884
Contra Costa
Along roadside 1/4 (?) way from top of Mt. Diablo
Comment
CAS-BOT-BC38880
Arctostaphylos manzanita subsp. laevigata
H. E. McMinn
1923-3-6
876 c
Contra Costa
Mt. Diablo
Comment
CAS-BOT-BC38881
Arctostaphylos manzanita subsp. laevigata
J. T. Howell
1926-3-7
1665
Contra Costa
Mt. Diablo
Comment
CAS-BOT-BC38923
Arctostaphylos manzanita subsp. laevigata
Alice Eastwood
1922-5-14
11312
Contra Costa
Mt. Diablo
Comment
CAS-BOT-BC38924
Arctostaphylos manzanita subsp. laevigata
Alice Eastwood
1922-5-17
11085
Contra Costa
Mt. Diablo
Comment
CAS-BOT-BC38925
Arctostaphylos manzanita subsp. laevigata
L. R. Abrams
1910-10-8
4345
Contra Costa
Mt. Diablo
548
Comment
CDA9746
Arctostaphylos manzanita subsp. laevigata
D. G. Kelch, D. A. Weinstein
1995-3-6
s.n.
Contra Costa
Rock City. Mt. Diablo.
Comment
JEPS124457
Arctostaphylos manzanita subsp. laevigata
Daniel Slakey with CNPS Volunteers
2015-6-29
132
Contra Costa
Wall Point Rd, along a roughly 1 km stretch of road just west of Wall Point.
Comment
JEPS124461
Arctostaphylos manzanita subsp. laevigata
Daniel Slakey with CNPS Volunteers
2015-6-29
137
Contra Costa
Wall Point Rd, along a roughly 1 km stretch of road just west of Wall Point.
Comment
JEPS38919
Arctostaphylos manzanita subsp. laevigata
Mary L. Bowerman
1931-12-17
1071
Contra Costa
s face of ridge e Rock City Canyon; Mount Diablo, Rock City Ridge
Comment
JEPS38920
Arctostaphylos manzanita subsp. laevigata
Mary L. Bowerman
1930-6-18
349
Contra Costa
Rock City Canyon Mount Diablo
Comment
JEPS38921
Arctostaphylos manzanita subsp. laevigata
Mary L. Bowerman
1933-3-25
1769
Contra Costa
n face of canyon Mount Diablo, Pine Canyon (near top of ridge, approached up Diablo Stock Farm Canyon)
Comment
JEPS98841
Arctostaphylos manzanita subsp. laevigata
Richard Hildreth and Roy Brewer
1964-10-7
Contra Costa
Rock City, head of Dan Cook Canyon, W of nature trail Mount Diablo
Comment
POM203168
Arctostaphylos manzanita subsp. laevigata
L. S. Rose
1934-2-28
34040
Contra Costa
8 miles NE Danville, S slope of Mt. Diablo.
Comment
RSA14514
Arctostaphylos manzanita subsp. laevigata
L. S. Rose
1934-2-28
34040
Contra Costa
8 miles NE Danville, S slope of Mt. Diablo.
Comment
RSA164649
Arctostaphylos manzanita subsp. laevigata
Percy C. Everett
1963-11-19
24499
Contra Costa
Mt Diablo.
457
Comment
RSA257622
Arctostaphylos manzanita subsp. laevigata
Gary D. Wallace
1975-8-26
1501
Contra Costa
Mt. Diablo St. Pk., E. of Danville, out trail from Curry Point.
Comment
UC692218
Arctostaphylos manzanita subsp. laevigata
Mary L. Bowerman
1931-12-17
1071
Contra Costa
s face of ridge e Rock City (Dan Cook) Canyon; Mount Diablo, Rock City (Fossil) Ridge
Comment
UC692222
Arctostaphylos manzanita subsp. laevigata
Mary L. Bowerman
1930-8-31
443
Contra Costa
Dan Cook (Rock City) Canyon Mount Diablo
Comment
UC692513
Arctostaphylos manzanita subsp. laevigata
Mary L. Bowerman
1932-1-19
1074
Contra Costa
on n-facing slope just over crest of ridge (w edge of chaparral); Mount Diablo, Inner Black Hills
Comment
UC692514
Arctostaphylos manzanita subsp. laevigata
Mary L. Bowerman
1933-3-25
1769
Contra Costa
n face of canyon near top of ridge ((approached up Diablo Stock Farm Canyon, better known as Emmons Canyon)); Mount Diablo, Pine Canyon
Comment
UC692515
Arctostaphylos manzanita subsp. laevigata
Mary L. Bowerman
1931-9-20
1043
Contra Costa
little above road Mount Diablo, Fossil (Rock City) Ridge
Comment
CAS-BOT-BC24384
Arctostaphylos manzanita subsp. manzanita
Mary L. Bowerman
1932-1-19
1073
Contra Costa
Mount Diablo, Inner Black Hills.
Comment
CAS-BOT-BC24386
Arctostaphylos manzanita subsp. manzanita
Mary L. Bowerman
1936-8-19
3530
Contra Costa
Mount Diablo, Pine Canyon mouth, most northerly west-heading streamlet shown on topographic map (now dry).
167
Comment
CAS-BOT-BC24395
Arctostaphylos manzanita subsp. manzanita
M. Boone
1981-2-22
004
Contra Costa
Mt. Diablo State Park 10.8 mi. from parks N. gate.
Comment
CAS-BOT-BC24398
Arctostaphylos manzanita subsp. manzanita
Mary L. Bowerman
1932-1-19
1074
Contra Costa
Mount Diablo, Inner Black Hills. Just over ridge.
Comment
CAS-BOT-BC24399
Arctostaphylos manzanita subsp. manzanita
Mary L. Bowerman
1938-6-24
3693
Contra Costa
Mount Diablo, Road 8.9 mi. from North Gate: crest or ridge above road (below Pines Picnic Area).
792
Comment
CAS-BOT-BC24400
Arctostaphylos manzanita subsp. manzanita
Mary L. Bowerman
1933-3-25
1765
Contra Costa
Mt. Diablo. Diablo Stock Farm (Stone Valley) Canyon, w. fork: toward top of s. face. Also shrubs on n. face of Pine
Comment
POM193975
Arctostaphylos manzanita subsp. manzanita
J. T. Howell
1926-3-7
1665
Contra Costa
Mt. Diablo on old wagon road.
Comment
POM300725
Arctostaphylos manzanita subsp. manzanita
Mary L. Bowerman
1933-3-25
1765
Contra Costa
Emmons Canyon (off Stone Valley), west fork.
Comment
POM300726
Arctostaphylos manzanita subsp. manzanita
Mary L. Bowerman
1932-1-19
1074
Contra Costa
Inner Black hills, at west end of chaparral: Just over crest of ridge on north-facing slope.
Comment
POM300730
Arctostaphylos manzanita subsp. manzanita
Mary L. Bowerman
1932-1-30
1083
Contra Costa
Inner Black Hills, northwest corner of basin of northeast fork of Sycamore Creek.
Comment
RSA164644
Arctostaphylos manzanita subsp. manzanita
P. C. Everett
1963-11-19
24552
Contra Costa
Mt. Diable, below Gibraltar Rock.Mt. Diablo.
Comment Read comments Aug 10 2011
POM127991
Arctostaphylos stanfordiana subsp. stanfordiana
R. C. Bacigalupi
1924-2-17
s.n.
Contra Costa
Lower slopes of Mt. Diablo, on old wagon road to summit from Diablo Country Club. (Black Hills).
457
Comment
JEPS96258
Arctostaphylos tomentosa subsp. crustacea
Dean Kelch
1995-3-14
97 .14
Contra Costa
Rock City Mt. Diablo; e. Contra Costa Co., , Rock City
Comment
JEPS98839
Arctostaphylos tomentosa subsp. crustacea
James B. Roof
1964-10-7
Contra Costa
Head of Dan Cook Canyon; Mt. Diablo, Rock City
Comment
JEPS98840
Arctostaphylos tomentosa subsp. crustacea
Walter Knight, Irja Knight, James B. Roof, R. Gankin, R. Hildreth
1964-10-7
Contra Costa
near Rock City; Mt. Diablo
Comment
RSA164648
Arctostaphylos tomentosa subsp. crustacea
P. C. Everett
1963-11-19
11774
Contra Costa
Mt. Diablo.
457
Comment
UC1120189
Arctostaphylos tomentosa subsp. crustacea
R. W. Lundh
1932-8-27
151
Contra Costa
1 1/2 mi w Cave Point; Mount Diablo Quadrangle
502
Comment
UC549412
Arctostaphylos tomentosa subsp. crustacea
J. E. Adams
1934-3-19
677
Contra Costa
Rock City Mount Diablo
Comment
UC549475
Arctostaphylos tomentosa subsp. crustacea
J. E. Adams
1934-3-19
680
Contra Costa
Rock City Mount Diablo
Comment
UC2042495
Artemisia californica
Barbara Keller and J. Ruck
2011-6-23
Contra Costa
Mt. Diablo State Park, North Gate Rd.
Comment
UC691664
Artemisia californica
Mary L. Bowerman
1930-9-27
469
Contra Costa
2 mi from entrance to Mt. Diablo State Park (North Road); Mount Diablo
Comment
UCD38888
Artemisia californica
Beecher Crampton
1959-10-19
5466
Contra Costa
Mt. Diablo State Park.
Comment
UC691355
Artemisia douglasiana
Mary L. Bowerman
1930-10-4
484
Contra Costa
Pioneer Camp Ground Mount Diablo
Comment
UC697143
Artemisia douglasiana
Mary L. Bowerman
1932-9-17
1582
Contra Costa
w fork Donner Canyon; Mount Diablo
Comment
JEPS47810
Asclepias californica
Frank A. Leach
1918-12-1
Contra Costa
hill 1 1/2 mi sw Upper Pine Canyon; Mt. Diablo
Comment
JEPS5091
Asclepias californica
Mary L. Bowerman
1935-5-1
2944
Contra Costa
4.4 mi from entrance (West road); Mount Diablo
381
Comment
RSA0031304
Asclepias californica
Barbara Ertter
2000-5-14
17019
Contra Costa
Donner Basin on north side of Mount Diablo, upper end of Falls Trail near junction of Cardinet Oaks Road.
427
Comment
UC691843
Asclepias californica
Mary L. Bowerman
1935-5-1
2944
Contra Costa
4.4 mi from entrance (West road = North Rd.); Mount Diablo
381
Comment
UC1123545
Asclepias fascicularis
H. S. Yates
1934-9-2
4067
Contra Costa
1 mi sw Mt. Diablo; Mt. Diablo Quadrangle
Comment
UC691840
Asclepias fascicularis
Mary L. Bowerman
1932-11-25
1667
Contra Costa
Silver Spring Mount Diablo
Comment
UCR16092
Asclepias fascicularis
Robin Maetche, Geoffrey Matthews
1971-7-4
s.n.
Contra Costa
1 mi below North [Gate Road] entrance to Mt. Diablo State Park, Concord
427
Comment
CAS-BOT-BC178473
Astragalus gambelianus
Lincoln Constance; Carl W. Sharsmith; Howard S. Reed
1940-4-27
2572
Contra Costa
Pine Canyon, base of Mount Diablo
304
Comment
UC659396
Astragalus gambelianus
Lincoln Constance, Carl W. Sharsmith with Howard S. Reed
1940-4-27
2572
Contra Costa
base of Mount Diablo , Pine Canyon (Pine Canyon)
304
Comment
UC692650
Astragalus gambelianus
Mary L. Bowerman
1931-4-4
643
Contra Costa
Mount Diablo Mount Diablo (North Road)
Comment
UCSB3011
Astragalus gambelianus
Constance, Lincoln; Sharsmith, Carl; Reed, Howard
1940-4-27
Contra Costa
Pine Canyon, base of Mount Diablo
304
Comment
CAS-BOT-BC17460
Athysanus pusillus
Mary L. Bowerman
1935-4-22
2887
Contra Costa
Mount Diablo. Ridge west of Pioneer Road (west of Old Stage Road).
853
Comment
UC691075
Athysanus pusillus
Mary L. Bowerman
1935-4-27
2887
Contra Costa
Ridge w of Pioneer Road ((w of Old Stage Road))
853
Comment
UC691076
Athysanus pusillus
Mary L. Bowerman
1931-2-28
525
Contra Costa
Fossil Ridge near Rock City (Mount Diablo); , Fossil Ridge
518
Comment
JEPS59616
Atriplex joaquinana
W. L. Jepson
May 1891
Contra Costa
Mt. Diablo region
Comment
CAS-BOT-BC146023
Avena barbata
Mary L. Bowerman
1931-5-13
845
Contra Costa
Mount Diablo. Pine Canyon floor one mile above the sulphur spring.
Comment
POM300738
Avena barbata
Mary L. Bowerman
1931-5-13
845
Riverside
Pine Canyon floor 1 mi above the sulphur spring
Comment Read comments Feb 10 2013
UC53767
Avena barbata
J. Burtt Davy
May, 1898
Contra Costa
Livermore Region Of Mount Diablo
Comment
UC691225
Avena barbata
Mary L. Bowerman
1932-4-16
1355
Contra Costa
n Eagle Point; Mount Diablo, Eagle Point Ridge
Comment
UC691226
Avena barbata
Mary L. Bowerman
1933-5-9
2040 a
Contra Costa
hillside e Pioneer Camp (exposure s to w); Mount Diablo
Comment
UC691230
Avena barbata
Mary L. Bowerman
1933-5-2
1943
Contra Costa
below Pioneer Camp; Mount Diablo
762
Comment
UC692313
Avena barbata
Mary L. Bowerman
1931-5-13
845
Contra Costa
canyon floor 1 mi above suphur spring; Mount Diablo, Pine Canyon
Comment
UC697189
Avena barbata
Mary L. Bowerman
1933-5-8
2002
Contra Costa
Fossil Ridge Mount Diablo (s face, not far from but out of sight of South Gate)
289
Comment
CDA1747
Avena fatua
G. D. Barbe
1983-5-22
4081
Contra Costa
Mount Diablo State Park, along fire road north of Juniper Campground.
Comment
CDA19824
Avena fatua
P. Akers
2002-5-11
s.n.- 1 a
Contra Costa
Northern California; Mt Diablo Rd.
205
Comment
CDA19825
Avena fatua
P. Akers
2002-5-11
s.n.- 2 a
Contra Costa
Northern California; Mt Diablo Rd.
205
Comment
CDA20386
Avena fatua
P. Akers
2002-5-11
s.n.- 3 d
Contra Costa
Northern California; Mt Diablo Rd.
205
Comment
JEPS84882
Avena fatua
G. D. Barbe
1983-5-22
4081
Contra Costa
hillside along fire road n. of Juniper Campground; Mount Diablo State Park
877
Comment
JEPS84887
Avena fatua
G. D. Barbe
1983-5-22
4081
Contra Costa
hillside along fire road n. of Juniper Campground; Mount Diablo State Park
877
Comment
SD120703
Avena fatua
G. D. Barbe
1983-5-22
4081
Contra Costa
on hillside along fire road north of Juniper Campground, Mount Diablo State Park
878
Comment
UC691223
Avena fatua
Mary L. Bowerman
1935-4-19
2853
Contra Costa
West road 3.5 mi from entrance; Mount Diablo
381
Comment
UC692398
Avena fatua
Mary L. Bowerman
1933-4-26
1911
Contra Costa
North Peak ridge e se peak (chaparral burn (1931) on s face); Mount Diablo
609
Comment
UC691906
Baccharis pilularis
Mary L. Bowerman
1930-9-27
470
Contra Costa
west road 2 miles from entrance North Road; Mount Diablo
Comment
CAS-BOT-BC98190
Baccharis salicifolia
Mary L. Bowerman
1932-3-23
1134
Contra Costa
Mount Diablo - Donner Canyon stream bed.
152
Comment
UC30399
Baccharis salicifolia subsp. salicifolia
H. N. Bolander
1866-4-1
6162
Contra Costa
near Mount Diablo
Comment
UC691860
Baccharis salicifolia subsp. salicifolia
Mary L. Bowerman
1932-3-23
1134
Contra Costa
Mount Diablo, Donner Canyon
152
Comment
UC691861
Baccharis salicifolia subsp. salicifolia
Mary L. Bowerman
1931-5-2
798
Contra Costa
Donner Canyon stream Mount Diablo
152
Comment
JEPS102907
Balsamorhiza deltoidea
Barbara Ertter with Holly Forbes
1997-4-20
15564
Contra Costa
NE base of Eagle Ridge, Back Creek Trail to Coulter Pine Trail Mount Diablo
213
Comment
JEPS102908
Balsamorhiza deltoidea
Barbara Ertter with Holly Forbes
1997-4-20
15564
Contra Costa
NE base of Eagle Ridge, Back Creek Trail to Coulter Pine Trail Mount Diablo
213
Comment
RSA0033933
Balsamorhiza deltoidea
Barbara Ertter, Holly C. Forbes
1997-4-20
15564
Contra Costa
North base of Mount Diablo at NE base of Eagle Ridge. Lower end of Eagle Peak Trail.
Comment
CAS-BOT-BC16379
Barbarea orthoceras
John Thomas Howell
1976-5-20
s.n.
Contra Costa
Mount Diablo. Below Juniper Camp.
Comment
CAS-BOT-BC16380
Barbarea orthoceras
Alice Eastwood
1915-5-30
4495
Contra Costa
Mount Diablo.
Comment
CAS-BOT-BC16381
Barbarea orthoceras
W. W. Carruth
1902-4-29
s.n.
Contra Costa
Mount Diablo.
Comment
UC1818940
Barbarea orthoceras
Barbara Ertter, Mary Bowerman
1994-6-19
12843
Contra Costa
Mt. Diablo State Park east of Walnut Creek; Muir Picnic Area on Summit Road, ca. 3300'; roadside cut thru chaparral.
Comment
UC691249
Barbarea orthoceras
Mary L. Bowerman
1933-4-9
1841
Contra Costa
Donner Canyon, west fork: By trail.
Comment
UC691252
Barbarea orthoceras
Mary L. Bowerman
1931-2-28
528
Contra Costa
Mount Diablo; South Road just below junction with North Road
Comment
JEPS108533
Bellardia trixago
Lisa Schultheis with Kevin Hintsa
1995-4-25
70 -95
Contra Costa
Mount Diablo. Along connector trail between Pine Canyon and the Brioines/Mount Diablo Trail
Comment
UCD35137
Bellardia trixago
Beecher Crampton
1949-6-5
468
Contra Costa
near Muir.
Comment
UC692319
Berula erecta
Mary L. Bowerman
1930-10-4
479
Contra Costa
Mount Diablo, Maple Spring, by North Road Maple Spring; Mount Diablo, Maple Spring
Comment
UC697190
Berula erecta
Mary L. Bowerman
1932-12-5
1683
Contra Costa
n of Boulevard Spring (near North Road, Mount Diablo, Johnny Walker Spring); Mount Diablo, Johnny Walker Spring
Comment
UC697191
Berula erecta
Mary L. Bowerman
1931-8-29
1031
Contra Costa
Mount Diablo, Sheep Camp Spring, by North Road Sheep Camp Spring; Mount Diablo, Sheep Camp Spring
Comment
SEINET183705
Boechera breweri
L. Constance, J. L. Morrison
1938-4-5
2192
Contra Costa
Near Mitchell Canyon on west slope of Mount Diablo.
610
Comment
CAS-BOT-BC15961
Boechera breweri subsp. breweri
L. Constance; J. L. Morrison
1938-4-5
2192
Contra Costa
Near Mitchell Canyon on west slope of Mount Diablo.
609
Comment
UC311620
Boechera breweri subsp. breweri
E. W. Hicks
1917-3-24
111
Contra Costa
w slope Mt. Diablo
1067
Comment
UC614620
Boechera breweri subsp. breweri
L. Constance, J. L. Morrison
1938-4-5
2192
Contra Costa
near Mitchell Canyon (on w slope of Mount Diablo); Mount Diablo
609
Comment
UC691069
Boechera breweri subsp. breweri
Mary L. Bowerman
1932-4-16
1344
Contra Costa
Eagle Point Mount Diablo
Comment
UC691073
Boechera breweri subsp. breweri
Mary L. Bowerman
1932-3-27
1142
Contra Costa
Mitchell Rock Mount Diablo
Comment
CAS-BOT-BC95329
Bowlesia incana
Mary L. Bowerman
1935-6-1
3098
Contra Costa
Pine-Mitchell divide, Mount Diablo
975
Comment
UC566877
Bowlesia incana
H. L. Mason
1928-3-4
4169 a
Contra Costa
Shell Ridge
Comment
UC692361
Bowlesia incana
Mary L. Bowerman
1935-6-1
3098
Contra Costa
Mount Diablo, Pine-Mitchell Divide Mount Diablo; , Pine-Mitchell Divide
975
Comment
UC692371
Bowlesia incana
Mary L. Bowerman
1935-5-1
2937
Contra Costa
Mount Diablo, West Road 2 mi from entrance, North Road Mount Diablo
182
Comment
UC691083
Brassica nigra
Mary L. Bowerman
1938-5-25
3633
Contra Costa
Mount Diablo. North Road 2 miles from North Gate.
182
Comment
UC691067
Brassica rapa
Mary L. Bowerman
1932-5-6
1409
Contra Costa
Mount Diablo, w bank of Mitchell Canyon Mitchell Canyon; Mount Diablo, Mitchell Canyon
182
Comment
CAS-BOT-BC106276
Brickellia californica
H. E. McMinn
1922-10-17
400
Contra Costa
Mitchell Canyon, Mt. Diablo
Comment
CAS-BOT-BC106324
Brickellia californica
R. Bacigalupi
1922-9-24
s.n.
Contra Costa
Mitchell Canyon - Mt. Diablo
Comment
JEPS99490
Briza maxima
Mary Bowerman
1995-6-4
Contra Costa
Mount Diablo, Pine canyon by fire road.
Comment
UC691193
Briza minor
Mary L. Bowerman
1931-4-11
686
Contra Costa
Pine Canyon Mount Diablo (lower end)
121
Comment
JEPS7645
Brodiaea elegans subsp. elegans
W. L. Jepson
1918-6-5
7599
Contra Costa
Donner Canyon Mount Diablo, Donner Canyon
457
Comment
UC697128
Brodiaea elegans subsp. elegans
Mary L. Bowerman
1930-6-3
229
Contra Costa
North Road Mount Diablo
167
Comment
UCD58220
Bromus carinatus
P. B. Kennedy
1916-5-21
46 X
Contra Costa
Between Diablo and Summit.
Comment
UCD58227
Bromus carinatus
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
CAS-BOT-BC149540
Bromus carinatus var. carinatus
Mary L. Bowerman
1935-5-22
3038
Contra Costa
Mount Diablo. Eagle Point Ridge, canyon at north end which heads into saddle west of Twin Peaks.
304
Comment
UC692337
Bromus carinatus var. carinatus
Mary L. Bowerman
1935-5-22
3038
Contra Costa
w of Twin Peaks (Mount Diablo, Eagle Point Ridge); Mount Diablo, Eagle Point Ridge
304
Comment
UC697133
Bromus carinatus var. carinatus
Mary L. Bowerman
1933-5-2
1963
Contra Costa
below Pioneer Camp (Mount Diablo); Mount Diablo
762
Comment
POM301029
Bromus diandrus
Mary L. Bowerman
1935-5-1
2942
Contra Costa
Mount Diablo. West road 4.4 miles from entrance.
396
Comment
RSA32317
Bromus diandrus
Mary L. Bowerman
1933-5-11
2088
Contra Costa
Inner Black Hills west of saddle: open ridge
Comment
UC691215
Bromus diandrus
Mary L. Bowerman
1933-5-8
2005
Contra Costa
not far from (but out of sight from) South Entrance (Mount Diablo, Fossil Ridge); Mount Diablo, Fossil Ridge
289
Comment
UC691228
Bromus diandrus
Mary L. Bowerman
1935-5-3
2954
Contra Costa
below Garden-of-the-Jungle Gods (Mount Diablo, Fossil Ridge); Mount Diablo, Fossil Ridge
Comment
UC691241
Bromus diandrus
Mary L. Bowerman
1933-5-2
1948
Contra Costa
below Pioneer Camp (Mount Diablo); Mount Diablo
762
Comment
UC692288
Bromus diandrus
Mary L. Bowerman
1935-5-1
2935
Contra Costa
2 mi from Entrance (Mount Diablo, West Road = North Road); Mount Diablo, West Road
182
Comment
POM300689
Bromus hordeaceus
Mary L. Bowerman
1933-4-15
1870
Contra Costa
Canyon south of Arroyo del Cerro: Rocky knoll 250 feet below spring.
Comment
POM300690
Bromus hordeaceus
Mary L. Bowerman
1931-5-13
839
Contra Costa
Pine canyon floor one mile above the sulphur spring
Comment
POM363884
Bromus hordeaceus
Anstruther Davidson
1930-07
3244
Contra Costa
Mt. Diablo.
Comment Read comments Mar 6 2011
UC692343
Bromus hordeaceus
Mary L. Bowerman
1931-5-13
839
Contra Costa
Mount Diablo, Pine Canyon, 1 mi above spring Pine Canyon; Mount Diablo, Pine Canyon
Comment
UC692346
Bromus hordeaceus
Mary L. Bowerman
1933-4-15
1870
Contra Costa
Canyon s of Arroyo del Cerro (Mount Diablo); Mount Diablo
Comment
UC697134
Bromus hordeaceus
Mary L. Bowerman
1931-4-4
644
Contra Costa
Mount Diablo, West Raod, about 1 mi from entrance Mount Diablo; , West Raod
Comment
UC697135
Bromus hordeaceus
Mary L. Bowerman
1931-5-13
839 a
Contra Costa
Mount Diablo, Pine Canyon, 1 mi above spring Pine Canyon; Mount Diablo, Pine Canyon
Comment
UCD58674
Bromus hordeaceus
L. S. Smith
1914-5-9
UCX 283
Contra Costa
Mt. Diablo. West slope.
Comment
UCD58767
Bromus hordeaceus
L. S. Smith
1914-5-9
s.n.
Contra Costa
Mt. Diablo. West slope.
Comment
CAS-BOT-BC162452
Bromus laevipes
Mary L. Bowerman
1935-5-30
3095
Contra Costa
Mount Diablo. Between the two ridges which converge at Twin Peaks (Eagle Point ridge).
350
Comment
UC691133
Bromus laevipes
Mary L. Bowerman
1933-6-20
2324
Contra Costa
Mount Diablo, Median Ridge in Donner Canyon Donner Canyon; Mount Diablo, Median Ridge, Donner Canyon
304
Comment
UC692368
Bromus laevipes
Mary L. Bowerman
1935-5-30
3095
Contra Costa
between two ridges which converge at Twin Peaks ((Eagle Point Ridge)); Mount Diablo
350
Comment
UCD58925
Bromus laevipes
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
POM300675
Bromus madritensis
Mary L. Bowerman
1935-5-22
3037
Contra Costa
Eagle Point Ridge, canyon at north end heads into saddle west of Twin Peaks: Open stand of Pinus coulteri.
305
Comment
POM301030
Bromus madritensis
Mary L. Bowerman
1933-5-8
2004
Contra Costa
Fossil Ridge, south face, not far from but out of sight of South Entrance
290
Comment
UC1137749
Bromus madritensis subsp. madritensis
C. M. Belshaw
1936-5-8
2072
Contra Costa
1 1/2 mi w of Mount Zion
274
Comment
UC691210
Bromus madritensis subsp. madritensis
Mary L. Bowerman
1933-5-9
2051
Contra Costa
Mount Diablo, Stage Road Canyon Stage Road Canyon; Mount Diablo, Stage Road Canyon
731
Comment
UC691212
Bromus madritensis subsp. madritensis
Mary L. Bowerman
1935-5-1
2934
Contra Costa
Mount Diablo, West Road,= North Road 2 mi from entrance Mount Diablo; , West Road
182
Comment
UC692333
Bromus madritensis subsp. madritensis
Mary L. Bowerman
1935-5-22
3037
Contra Costa
w of Twin Peaks (n end of Eagle Point Ridge, Mount Diablo); Mount Diablo, Eagle Point Ridge
304
Comment
UC692335
Bromus madritensis subsp. madritensis
Mary L. Bowerman
1935-4-19
2863
Contra Costa
near Turtle Rock (Mount Diablo); Mount Diablo
457
Comment
UC692348
Bromus madritensis subsp. rubens
Mary L. Bowerman
1933-5-2
1944
Contra Costa
below Pioneer Camp (Mount Diablo); Mount Diablo
762
Comment
SACT000721
Bromus rubens
Annette Waters
1958-5-13
Contra Costa
3 miles north of sign ""South Entrance of Park 4 miles""; at edge of road in dry sandy soil; few heads greenish but mostly purple
Comment
UC2028467
Bromus tectorum
Barbara Ertter
1997-8-24
15775
Contra Costa
Mount Diablo, around summit
Comment
UC692338
Bromus trinii
Mary L. Bowerman
1935-4-17
2844 c
Contra Costa
North Road 2 mi from North Gate (immediately e of section line); Mount Diablo, North Road
304
Comment
UC692339
Bromus trinii
Mary L. Bowerman
1933-4-15
1874 c
Contra Costa
Canyon s of Arroy del Cerro (Mount Diablo, 250 ft below spring); Mount Diablo
Comment
SEINET186069
Calamagrostis rubescens
Virginia E. Long
1933-6-14
222 a
Contra Costa
Mt. Diablo. Inner Black Hill. Northern slope.
564
Comment
CAS-BOT-BC233995
Calandrinia breweri
Mary L. Bowerman
1932-4-16
1338
Contra Costa
Eagle Point ridge south of 1682 point, Mount Diablo
Comment
JEPS99499
Calandrinia breweri
Mary Bowerman
1979-5-2
Contra Costa
Comment
UC692663
Calandrinia breweri
Mary L. Bowerman
1932-4-16
1338
Contra Costa
Eagle Point Ridge s 1682 point; Mount Diablo
Comment
CAS-BOT-BC438372
Calandrinia ciliata
Mary L. Bowerman
1939-5-2
3741
Contra Costa
Mount Diablo. By road to Barbecue Terrace (off South Road)
563
Comment
CAS-BOT-BC438373
Calandrinia ciliata
Mary L. Bowerman
1939-5-2
3741
Contra Costa
Mount Diablo. By road to Barbecue Terrace (off South Road)
563
Comment
CAS-BOT-BC438374
Calandrinia ciliata
John Thomas Howell
1940-4-21
15407
Contra Costa
Pine Canyon, Mt. Diablo
Comment
UC692020
Calandrinia ciliata
Mary L. Bowerman
1939-5-2
3741
Contra Costa
by road to Barbecue Terrace ((off South Road)); Mount Diablo
563
Comment
JEPS108319
Calendula arvensis
David Gowen
2005-2-23
166
Contra Costa
Mt. Diablo State Park. Juniper Trail just south of Silver Spring.
Comment
JEPS102906
Calochortus albus
Barbara Ertter with John Ginochio
2002-6-1
17938
Contra Costa
Arroyo del Cerro on NW side of mountain, above connector road between Government Road and Olofson Homestead Mount Diablo
Comment
JEPS102891
Calochortus argillosus
Barbara Ertter with Dan Norris
1998-6-18
16209
Contra Costa
South Gate Road ca 1 mi from entrance Mount Diablo
304
Comment
JEPS102916
Calochortus argillosus
Barbara Ertter with Dan Norris
1998-6-18
16209
Contra Costa
South Gate Road ca 1 mi from entrance Mount Diablo
304
Comment
UC692000
Calochortus luteus
Mary L. Bowerman
1930-6-18
334
Contra Costa
Dan Cook Canyon, where C.C.C. Camp built later Mount Diablo
Comment
CAS-BOT-BC132502
Calochortus pulchellus
L. R. Abrams
1921-5-25
8053
Contra Costa
4 1/2 mi from summit, Mt. Diablo
Comment
CAS-BOT-BC132506
Calochortus pulchellus
John Thomas Howell
1940-4-21
15397
Contra Costa
Pine Canyon, Mt. Diablo
Comment
HSC93902
Calochortus pulchellus
C. Newberry
1994-4-30
7250
Contra Costa
Mt. Diablo State Park, trail from Mitchell Canyon Parking to Donner Creek
900
Comment
JEPS122394
Calochortus pulchellus
Nisrine Machaka-Houri
2014-5-17
NG 14
Contra Costa
Black Point Trail, Mitchell Canyon, Mt. Diablo State Park.
Comment
JEPS61709
Calochortus pulchellus
W. L. Jepson
1918-6-3
7570
Contra Costa
Donner Canyon Mt. Diablo
533
Comment
POM169905
Calochortus pulchellus
A. D. E. Elmer
1903-06
s.n.
Contra Costa
Mount Diablo
Comment
POM170033
Calochortus pulchellus
H. M. Hall
1910-5-30
10132
Contra Costa
Mt. Diablo, north slope near Pine Canyon
366
Comment
RSA304215
Calochortus pulchellus
James R. Shevock
1971-4-7
917
Contra Costa
Mt. Diablo State Park.
549
Comment
RSA369096
Calochortus pulchellus
Ora M. Clark
1928-1
s.n.
Contra Costa
Mt. Diablo
Comment
SBBG54485
Calochortus pulchellus
L. R. Abrams
1921-5-25
8053
Contra Costa
Mt Diablo, 4.5 mi from summit
Comment
UC176356
Calochortus pulchellus
R. P. Brandt
1914-5-2
Contra Costa
near farm house, in branch of Pine Canyon Mt. Diablo, Pine Canyon
Comment
UC194919
Calochortus pulchellus
H. M. Hall
1916-5-30
10132
Contra Costa
near Pine Canyon; Mt. Diablo
365
Comment
UC691993
Calochortus pulchellus
Mary L. Bowerman
1930-6-5
242
Contra Costa
5.8 mi from entrance (= North Gate) (West road (=North Rd)); Mount Diablo
457
Comment
UC691990
Calochortus umbellatus
Mary L. Bowerman
1931-4-18
727
Contra Costa
at head of ne fork Sycamore Canyon; Mount Diablo
Comment
JEPS122392
Calochortus venustus
Nisrine Machaka-Houri with Gracie Benson-Martin
2014-5-17
NG 12
Contra Costa
Golden Lily Trail, Mitchell Canyon, Mt. Diablo State Park.
Comment
JEPS122393
Calochortus venustus
Nisrine Machaka-Houri with Gracie Benson-Martin
2014-5-17
NG 13
Contra Costa
Golden Lily Trail, Mitchell Canyon, Mt. Diablo State Park.
Comment
JEPS61759
Calochortus venustus
W. L. Jepson
1918-6-3
7571
Contra Costa
near summit Donner Canyon; Mt. Diablo
1066
Comment
UC697173
Calycadenia truncata
Mary L. Bowerman
1931-9-12
1040
Contra Costa
Mitchell Canyon, spur jutting into w fork Mount Diablo, Mitchell Canyon
838
Comment
CAS-BOT-BC275352
Calycadenia truncata var. truncata
Mary L. Bowerman
1931-9-12
1040
Contra Costa
Mount Diablo. Mitchell Canyon, spur jutting into W fork
838
Comment
CAS-BOT-BC224751
Calystegia malacophylla subsp. pedicellata
John Thomas Howell
1942-5-24
16964
Contra Costa
Near Deer Flat, Mt. Diablo
Comment
RSA710258
Calystegia malacophylla subsp. pedicellata
R. K. Brummitt, J. L. Strother, B. G. Baldwin
1997-5-27
19606
Contra Costa
Mt. Diable, W side, Deer Flat Road.
800
Comment
SD225761
Calystegia malacophylla subsp. pedicellata
R. K. Brummitt, J. Strother & B. Baldwin
1997-5-27
19606
Contra Costa
Mt. Diablo, W side, Murchio Gap;
800
Comment
UC1794967
Calystegia malacophylla subsp. pedicellata
R. K. Brummitt, J. Strother and B. Baldwin
1997-5-27
19606
Contra Costa
Mount Diablo, W side, Murchio Gap
800
Comment
RSA711888
Calystegia purpurata
R. K. Brummitt, J. Strother, B. Baldwin, N. A. Brummitt
1997-5-27
19605
Contra Costa
Mt. Diable, W side, Deer Flat Road.
800
Comment
UC691844
Calystegia purpurata
Mary L. Bowerman
1931-4-4
658
Contra Costa
North Road = West Road 4.5 mi from entrance Mount Diablo (bank above road); Mount Diablo
Comment
UC691851
Calystegia purpurata
Mary L. Bowerman
1931-4-4
658
Contra Costa
North Road 4.5 mi from North Gate Mount Diablo (bank above road); Mount Diablo
396
Comment
UC691902
Calystegia purpurata
Mary L. Bowerman
1932-9-24
1588
Contra Costa
ridge running w from Twin Peaks (Mount Diablo); , ridge running w from Twin Peaks
335
Comment
SD225764
Calystegia purpurata subsp. purpurata
R. K. Brummitt, J Stother & B. Baldwin
1997-5-27
19605
Contra Costa
Mt Diablo, W side, Deer Flat Road
800
Comment
UC1794950
Calystegia purpurata subsp. purpurata
R. K. Brummitt, J. Strother and B. Baldwin
1997-5-27
19605
Contra Costa
Mount Diablo, W side, Deer Flat Road
800
Comment
UC1818948
Calystegia purpurata subsp. purpurata
Barbara Ertter, volunteers
1996-5-11
14643
Contra Costa
North Gate Road at northwest base of Mount Diablo, just barely inside state park boundary; along Little Pine Creek.
176
Comment
UC2029125
Calystegia subacaulis
Barbara Ertter with David Gowen
2013-4-9
21308
Contra Costa
Mount Diablo State Park southeast of Walnut Creek, ridge in bend of South Gate Road at Curry Point.
Comment
UC2031432
Calystegia subacaulis
Barbara Ertter
2002-5-11
17843
Contra Costa
Wall Point on southwest flank of Mount Diablo.
Comment
RSA799409
Calystegia subacaulis subsp. subacaulis
Sandra M. Namoff, T. R. Stoughton, D. D. Jolles, et al.
2013-4-15
72
Alameda
Mt. Diablo, N side of the trail, 0.75 miles from Curry Point parking area.
538
Comment
UC1794983
Calystegia subacaulis subsp. subacaulis
R. K. Brummitt and B. Ertter
1998-5-6
19784
Contra Costa
Mt. Diablo, NW side, path to Mitchell's Rock
300
Comment Read comments Aug 3 2013
UC1795008
Calystegia subacaulis subsp. subacaulis
R. K. Brummitt and B. Ertter
1998-5-13
19835
Contra Costa
Mt Diablo, near foot of southern ascent road
260
Comment
UC691849
Calystegia subacaulis subsp. subacaulis
Mary L. Bowerman
1931-4-11
709
Contra Costa
toward mouth Pine Canyon (Mount Diablo); , Pine Canyon toward mouth
Comment
UC1784913
Camissoniopsis hirtella
Barbara Ertter with Mary Bowerman
1994-6-19
12842
Contra Costa
Mount Diablo State Park E of Walnut Creek; Muir Picnic Area on Summit Road
1005
Comment
JEPS99558
Camissoniopsis intermedia
Mary Bowerman
1995-5-28
Contra Costa
Mount Diablo, knoll on N side of Wall Point Trail 1/2 encircled on W and N sides by road from Macedo Ranch to Pine Pond.
304
Comment
UC874075
Camissoniopsis intermedia
Lewis S. Rose
1941-5-15
41229
Contra Costa
w. slope Mt. Diablo
274
Comment
RSA100285
Campanula exigua
Mary L. Bowerman
1930-6-14
330
Contra Costa
Summit of Mount Diablo
1159
Comment
UC1126864
Capsella bursa-pastoris
R. C. Wilson
1935-3-19
140
Contra Costa
2 mi nw of Wall Point
518
Comment
UC691065
Capsella bursa-pastoris
Mary L. Bowerman
1931-2-8
505
Contra Costa
Mount Diablo, West Road(=North Rd), a few mi from entrance Mount Diablo
396
Comment
CAS-BOT-BC37390
Cardamine californica
Alice Eastwood
1922-3-17
11087
Contra Costa
Mount Diablo.
Comment
CAS-BOT-BC37391
Cardamine californica
Alice Eastwood
1923-5-4
s.n.
Contra Costa
Mount Diablo.
Comment
UC1126899
Cardamine californica
R. C. Wilson
1935-3-19
142
Contra Costa
1 mi se Wall Pt.; Mt. Diablo Quad.
Comment
UC691085
Cardamine californica
Mary L. Bowerman
1931-2-8
504
Contra Costa
Mineral Spring , Mineral Spring (Mount Diablo)
396
Comment
UCR17079
Cardamine californica
James K. Ryan
1969-3-31
45
Contra Costa
Mt. Diablo State Park, 0.25 mi inside S gate entrance at first large turnout on left side of rd, at top of steep hill
701
Comment
POM272925
Cardamine californica var. integrifolia
Lyman Benson
1935-3-16
6277
Contra Costa
Mitchell Canyon near Clayton; Mt. Range: Mt. Diablo; Watershed: Walnut Creek.
244
Comment
RSA0033843
Cardamine oligosperma
Barbara Ertter
2000-3-30
16912
Contra Costa
North side of Mount Diablo, Deer Flat at head of Mitchell Canyon.
Comment
UCR17092
Cardamine oligosperma
James K. Ryan
1969-3-31
46
Contra Costa
Mt. Diablo State Park, Horseshoe Picnic Area, very close to area entrance
610
Comment
UC691372
Carduus pycnocephalus subsp. pycnocephalus
Mary L. Bowerman
1935-6-28
3179
Contra Costa
about the corral of the Old Sloan place (Inner Black Hills); Mount Diablo, Inner Black Hills
Comment
UC691375
Carduus pycnocephalus subsp. pycnocephalus
Mary L. Bowerman
1935-5-25
3079
Contra Costa
w road, 2.4 mi from entrance Shepherd's Camp; Mount Diablo
304
Comment
UC691373
Carduus tenuiflorus
Mary L. Bowerman
1934-6-9
2547
Contra Costa
bend by sign reading 4.4 mi to summit Diablo Trail sign (South Road); Mount Diablo
304
Comment
JEPS124459
Carex barbarae
Daniel Slakey with CNPS Volunteers
2015-6-29
135
Contra Costa
Mt. Diablo State Park. Slope above Emmons Canyon, along access trail from Macedo Ranch Staging Area.
Comment
UC691960
Carex barbarae
Mary L. Bowerman
1938-10-10
3724
Contra Costa
juntion between North and South Roads: along stream Mount Diablo
624
Comment
UC691962
Carex densa
Mary L. Bowerman
1934-4-21
2531
Contra Costa
at junction of North and South Roads Canyon Nook
Comment
UC691966
Carex densa
Mary L. Bowerman
1938-6-14
3682
Contra Costa
Rocky Point Spring
701
Comment
CAS-BOT-BC20852
Carex globosa
John Thomas Howell
1953-3-15
28923
Contra Costa
Rock City, Mt. Diablo.
Comment
CDA31160
Carex globosa
D. G. Kelch, Troy McGregor; Ed Biffin
2010-6-1
10 .227
Contra Costa
Mt. Diablo. Knobcone Point Rd.
Comment
UC1026409
Carex globosa
John Thomas Howell
1953-3-15
28923
Contra Costa
Rock City Mt. Diablo
Comment
CHSC111020
Carex pendula
Barbara Ertter; David Gowen
2010-11-17
20699
Contra Costa
Southeast part of Lime Ridge Open Space (City of Walnut Creek), lower end of east-facing drainage below Crystyl Ranch Trail ca 1/4 m N of Paraiso Trail, 37.927 deg. N 121.979 deg. W ca. 180 m (also in spring area in mid drainage, 37.927 deg. N 121.981 deg. W, ca 195 m).
180
Comment
UC1952822
Carex pendula
Barbara Ertter with David Gowen
2010-11-17
20699
Contra Costa
southeast part of Lime Ridge Open Space (City of Walnut Creek), lower end of east-facing drainage below Crystyl Ranch Trail ca 1/4 mi N of jct Paraiso Trail
Comment
CAS-BOT-BC117551
Carex serratodens
Miss Mary Leolin Bowerman
1933-4-15
1856
Contra Costa
Canyon south of Arroyo del Cerro
Comment
JEPS105723
Carex serratodens
David Gowen
2004-9-13
159
Contra Costa
Mt. Diablo State Park. Maple Spring, which is on the North Gate Rd., approx. 1920' elev.
585
Comment
UC2028444
Carex serratodens
Barbara Ertter with Chris Thayer
1996-10-25
15374
Contra Costa
West side of Mount Diablo, North Gate Road 1 road mile NW of Burma Road
Comment
UC691959
Carex serratodens
Mary L. Bowerman
1933-4-15
1856
Contra Costa
canyon s Arroyo del Cerro (hollow in gully near main stream); Mount Diablo
Comment
UC692012
Carex serratodens
Mary L. Bowerman
1935-5-8
2969
Contra Costa
2 mi <West> entrance (West road, gully w of chaparral); Mount Diablo
213
Comment
UC692013
Carex serratodens
Mary L. Bowerman
1932-11-19
1653
Contra Costa
Elder Spring Mount Diablo
Comment
UC692205
Carex serratodens
Mary L. Bowerman
1938-5-28
3647
Contra Costa
South Road Mount Diablo
640
Comment
JEPS43525
Castilleja affinis subsp. affinis
August Hartman
1960-4-19
6 D
Contra Costa
North Gate Road on Mt. Diablo; Mt. Diablo
609
Comment
UC691558
Castilleja affinis subsp. affinis
Mary L. Bowerman
1931-3-28
559
Contra Costa
above Mitchell Rock (Mount Diablo); Mount Diablo
Comment
HSC101960
Castilleja applegatei subsp. martinii
Nikolaus Gillen, Michelle Bihler
2014-3-20
12
Contra Costa
Mount Diablo State Park. Eagle Peak Trail.
649
Comment
UC691577
Castilleja attenuata
Mary L. Bowerman
1931-4-4
668
Contra Costa
n side Turtle Rock; Mount Diablo
Comment
UC691580
Castilleja attenuata
Mary L. Bowerman
1932-4-9
1333
Contra Costa
from near Rock City ridge to Wall Point; Mount Diablo
Comment
UC691581
Castilleja attenuata
Mary L. Bowerman
1933-5-4
1990
Contra Costa
Rock City Ridge (= Fossil Ridge); Mount Diablo
Comment
JEPS65199
Castilleja exserta subsp. exserta
L. R. Heckard
1971-4-15
2468
Contra Costa
n of Mitchell Creek Park (n base of Mt. Diablo); Mt. Diablo
152
Comment
UC673456
Castilleja exserta subsp. exserta
H. L. Mason
1928-3-4
4168
Contra Costa
Shell Ridge
Comment
UC691566
Castilleja exserta subsp. exserta
Mary L. Bowerman
1931-4-4
646
Contra Costa
about 1 mi from North Gate, Mount Diablo (North Road); Mount Diablo
Comment
UC1081509
Castilleja foliolosa
H. L. Mason
1928-3-4
4169
Contra Costa
Shell Ridge
Comment
UC691651
Castilleja foliolosa
Mary L. Bowerman
1933-3-25
1762
Contra Costa
Diablo Stock Farm (Stone Valley) Canyon (= Emmons Canyon) Stone Valley; Mount Diablo
Comment
UCD122505
Castilleja foliolosa
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
JEPS99573
Castilleja rubicundula subsp. lithospermoides
Mary L. Bowerman
1978-5-24
Contra Costa
Mount Diablo. Donner Canyon, west side trail of Hetherington Loop
2
Comment
UC691575
Castilleja rubicundula subsp. lithospermoides
Mary L. Bowerman
1931-5-2
787
Contra Costa
foot of Eagle Point ridge; Mount Diablo
Comment
UC691618
Castilleja rubicundula subsp. lithospermoides
Mary L. Bowerman
1935-5-22
3035
Contra Costa
n end Eagle Point ridge; Mount Diablo
289
Comment
CAS-BOT-BC41015
Caulanthus flavescens
Mary L. Bowerman
1935-4-22
2879
Contra Costa
Mount Diablo. North Road 2 miles from North Gate, just west of chaparral.
213
Comment
CAS-BOT-BC41038
Caulanthus flavescens
Mary L. Bowerman
1933-4-15
1863
Contra Costa
Mount Diablo. Second Ridge south of Arroyo del Cerro.
396
Comment
UCD114675
Caulanthus lasiophyllus
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
CAS-BOT-BC48832
Ceanothus cuneatus
John Thomas Howell
1926-3-7
1664
Contra Costa
Mt. Diablo on old wagon road
Comment
CAS-BOT-BC48833
Ceanothus cuneatus
W. W. Carruth
1907-3-1
s.n.
Contra Costa
Mt. Diablo
Comment
CAS-BOT-BC48834
Ceanothus cuneatus
H. E. McMinn
1923-3-6
887
Contra Costa
Mt. Diablo
Comment
CAS-BOT-BC48835
Ceanothus cuneatus
W. C. Blasdale
1896-2-29
s.n.
Contra Costa
Mt. Diablo
Comment
CAS-BOT-BC48837
Ceanothus cuneatus
Mary L. Bowerman
1932-9-3
1531
Contra Costa
Muir Area: Burn (1931)
Comment
CAS-BOT-BC48838
Ceanothus cuneatus
Mary L. Bowerman
1931-2-28
527
Contra Costa
Near top of south road
Comment
CAS-BOT-BC48840
Ceanothus cuneatus
D. O. Burge
2007-5-9
DOB 916 b
Contra Costa
Mount Diablo sState Park, roadside on South Gate Road, 1.5 road miles (2.4 km) north of entrance gate
380
Comment
CAS-BOT-BC48841
Ceanothus cuneatus
Alice Eastwood
1922-3-17
11080
Contra Costa
Mt. Diablo
Comment
POM136472
Ceanothus cuneatus
H. P. Chandler
1901-4-5
977
Contra Costa
Mt. Diablo
Comment
POM300720
Ceanothus cuneatus
Mary L. Bowerman
1932-9-3
1531
Contra Costa
Muir Area, burn (1931) Mt. Diablo
Comment
RSA753076
Ceanothus cuneatus
Dylan O. Burge
2007-5-9
DOB- 916 c
Contra Costa
Mount Diablo State Park: roadside on South Gate Road 1.5 road miles (2.4 km) N of entrance gate, 6.38 km 67 degrees (True) ENE of DAnville.
380
Comment
UC1071118
Ceanothus cuneatus var. cuneatus
R. W. Lundh
1932-8-25
144
Contra Costa
Mt. Diablo. 1 mi s and 1/2 mi w of; Mt. Diablo quad.
731
Comment
UC1071131
Ceanothus cuneatus var. cuneatus
R. C. Wilson
1935-3-12
123
Contra Costa
1 mi se, Wall Pt.; Mt. Diablo quad.
335
Comment
UC692589
Ceanothus cuneatus var. cuneatus
Mary L. Bowerman
1930-6-10
319
Contra Costa
accross the rd from and slightly below, Muir Area; Mount Diablo
Comment
UC692592
Ceanothus cuneatus var. cuneatus
Mary L. Bowerman
1932-9-3
1531
Contra Costa
Muir Area, Mount Diablo
Comment
UC692610
Ceanothus cuneatus var. cuneatus
Mary L. Bowerman
1931-2-28
527
Contra Costa
near top of South Rd Mount Diablo
Comment
UC692617
Ceanothus cuneatus var. cuneatus
Mary L. Bowerman
1933-4-9
1843
Contra Costa
w fork of Dannor Canyon, Mount Diablo
Comment
UCD124005
Ceanothus cuneatus var. cuneatus
D. O. Burge
2007-5-9
916 e
Contra Costa
Mount Diablo State Park, roadside on South Gate Road, 1.5 road miles (2.4 km) north of entrance gate, 6.38 km 67 deg. (True) ENE of Danville.
380
Comment
CAS-BOT-BC51496
Ceanothus oliganthus var. sorediatus
Mary L. Bowerman
1930-6-22
365
Contra Costa
Mitchell Canyon: North slope
Comment
JEPS42180
Ceanothus oliganthus var. sorediatus
W. L. Jepson
1918-6-3
7586
Contra Costa
Donner Canyon Mt. Diablo
Comment
JEPS42292
Ceanothus oliganthus var. sorediatus
W. L. Jepson
1907-4-26
2465
Contra Costa
Mitchell Creek Mt. Diablo
Comment
UC692586
Ceanothus oliganthus var. sorediatus
Mary L. Bowerman
1932-9-17
1580
Contra Costa
West branch of Donner Canyon Mount Diablo
Comment
UC692587
Ceanothus oliganthus var. sorediatus
Mary L. Bowerman
1931-4-10
746
Contra Costa
below Deer Flat (Mitchell Canyon.); Mount Diablo
Comment
UC692588
Ceanothus oliganthus var. sorediatus
Mary L. Bowerman
1935-5-30
3084
Contra Costa
By Donner Canyon stream
161
Comment
CAS-BOT-BC63453
Ceanothus palmeri
Mark Boone
1981-2-22
002
Contra Costa
Mt. Diablo State Park 10.8 mi. from N. Park Gate.
Comment
GH425256
Ceanothus sorediatus
W. L. Jepson
7586
Unknown
Donner Canon, Mt. Diablo
609
Comment
UC723829
Ceanothus thyrsiflorus
Joseph Andorfer Ewan
1934-4-14
8794
Santa Cruz
Castle Rock Ridge 12 miles W of Congress
Comment
JEPS99513
Centaurea melitensis
Mary Bowerman
1994-6-19
Contra Costa
Mount Diablo, Muir Area.
Comment
JEPS99540
Centaurea melitensis
Mary L. Bowerman
1995-6-4
Contra Costa
Mount Diablo, North Gate Rd.
Comment
UC1795799
Centaurea melitensis
Barbara Ertter, Mary L. Bowerman
1994-6-19
12844
Contra Costa
Mt. Diablo State Park east of Walnut Creek; Muir Picnic Area on Summit Road,
1005
Comment
UC691364
Centaurea melitensis
Mary L. Bowerman
1930-6-3
237
Contra Costa
1.9 mi from entrance West Road (= North Road); Mount Diablo
Comment
JEPS99521
Centaurea solstitialis
Mary L. Bowerman
1995-6-4
Contra Costa
Mount Diablo. North Gate Road.
Comment
SEINET8111599
Centaurea solstitialis
Julia Harencar, Gregory Reardon
2015-1
DIA 201514
Tehama
Hillside to the West of parking lot at end of Green Valley Road.
209
Comment
SEINET8111600
Centaurea solstitialis
Julia Harencar, Gregory Reardon
2015-1
DIA 201511
Tehama
Hillside to the West of parking lot at end of Green Valley Road.
209
Comment
SEINET8111601
Centaurea solstitialis
Julia Harencar, Gregory Reardon
2015-1
DIA 201510
Tehama
Hillside to the West of parking lot at end of Green Valley Road.
209
Comment
SEINET8111602
Centaurea solstitialis
Julia Harencar, Gregory Reardon
2015-1
DIA 201509
Tehama
Hillside to the West of parking lot at end of Green Valley Road.
209
Comment
SEINET8111603
Centaurea solstitialis
Julia Harencar, Gregory Reardon
2015-1
DIA 201508
Tehama
Hillside to the West of parking lot at end of Green Valley Road.
209
Comment
SEINET8111604
Centaurea solstitialis
Julia Harencar, Gregory Reardon
2015-1
DIA 201507
Tehama
Hillside to the West of parking lot at end of Green Valley Road.
209
Comment
SEINET8111605
Centaurea solstitialis
Julia Harencar, Gregory Reardon
2015-1
DIA 201506
Tehama
Hillside to the West of parking lot at end of Green Valley Road.
209
Comment
SEINET8111606
Centaurea solstitialis
Julia Harencar, Gregory Reardon
2015-1
DIA 201505
Tehama
Hillside to the West of parking lot at end of Green Valley Road.
209
Comment
SEINET8111607
Centaurea solstitialis
Julia Harencar, Gregory Reardon
2015-1
DIA 201504
Tehama
Hillside to the West of parking lot at end of Green Valley Road.
209
Comment
SEINET8111608
Centaurea solstitialis
Julia Harencar, Gregory Reardon
2015-1
DIA 201503
Tehama
Hillside to the West of parking lot at end of Green Valley Road.
209
Comment
SEINET8111609
Centaurea solstitialis
Julia Harencar, Gregory Reardon
2015-1
DIA 201502
Tehama
Hillside to the West of parking lot at end of Green Valley Road.
209
Comment
SEINET8111615
Centaurea solstitialis
Julia Harencar, Gregory Reardon
2015-1
DIA 201501
Tehama
Hillside to the West of parking lot at end of Green Valley Road.
209
Comment
SEINET8111617
Centaurea solstitialis
Julia Harencar, Gregory Reardon
2015-1
DIA 201525
Tehama
Hillside to the West of parking lot at end of Green Valley Road.
209
Comment
SEINET8111618
Centaurea solstitialis
Julia Harencar, Gregory Reardon
2015-1
DIA 201524
Tehama
Hillside to the West of parking lot at end of Green Valley Road.
209
Comment
SEINET8111619
Centaurea solstitialis
Julia Harencar, Gregory Reardon
2015-1
DIA 201523
Tehama
Hillside to the West of parking lot at end of Green Valley Road.
209
Comment
SEINET8111620
Centaurea solstitialis
Julia Harencar, Gregory Reardon
2015-1
DIA 201522
Tehama
Hillside to the West of parking lot at end of Green Valley Road.
209
Comment
SEINET8111621
Centaurea solstitialis
Julia Harencar, Gregory Reardon
2015-1
DIA 201521
Tehama
Hillside to the West of parking lot at end of Green Valley Road.
209
Comment
SEINET8111622
Centaurea solstitialis
Julia Harencar, Gregory Reardon
2015-1
DIA 201520
Tehama
Hillside to the West of parking lot at end of Green Valley Road.
209
Comment
SEINET8111623
Centaurea solstitialis
Julia Harencar, Gregory Reardon
2015-1
DIA 201519
Tehama
Hillside to the West of parking lot at end of Green Valley Road.
209
Comment
SEINET8111624
Centaurea solstitialis
Julia Harencar, Gregory Reardon
2015-1
DIA 201518
Tehama
Hillside to the West of parking lot at end of Green Valley Road.
209
Comment
SEINET8111625
Centaurea solstitialis
Julia Harencar, Gregory Reardon
2015-1
DIA 201517
Tehama
Hillside to the West of parking lot at end of Green Valley Road.
209
Comment
SEINET8111626
Centaurea solstitialis
Julia Harencar, Gregory Reardon
2015-1
DIA 201516
Tehama
Hillside to the West of parking lot at end of Green Valley Road.
209
Comment
SEINET8111627
Centaurea solstitialis
Julia Harencar, Gregory Reardon
2015-1
DIA 201515
Tehama
Hillside to the West of parking lot at end of Green Valley Road.
209
Comment
SEINET8111628
Centaurea solstitialis
Julia Harencar, Gregory Reardon
2015-1
DIA 201513
Tehama
Hillside to the West of parking lot at end of Green Valley Road.
209
Comment
SEINET8854266
Centaurea solstitialis
Julia Harencar, Gregory Reardon
2015-1
DIA 201512
Tehama
Hillside to the West of parking lot at end of Green Valley Road.
209
Comment
UC691371
Centaurea solstitialis
Mary L. Bowerman
1938-10-10
3725
Contra Costa
3 mi below junction South Road; Mount Diablo
624
Comment
JEPS46971
Centaurium muehlenbergii
Mary L. Bowerman
1930-9-27
463
Contra Costa
2 mi by road from Mount Diablo w entrance (take trail to w, follow fence and go through to w base spring); Mount Diablo
Comment
JEPS88689
Centromadia fitchii
John Thomas Howell
30904
Contra Costa
near Turtle Rock; Mt. Diablo
259
Comment
UC1069518
Centromadia fitchii
H. S. Yates
1934-9-2
4086
Contra Costa
2 mi s Mt. Diablo; Mt. Diablo Quad.
579
Comment
UC421693
Centromadia fitchii
John Thomas Howell
1929-9-21
4388
Contra Costa
1 mi se Clayton
Comment
UC691508
Centromadia fitchii
Mary L. Bowerman
1930-9-27
471
Contra Costa
2.5 mi from entrance (= North Gate) (w road (= North Rd.)); Mount Diablo
Comment
UC697177
Centromadia fitchii
Mary L. Bowerman
1936-9-17
3548
Contra Costa
2.5 mi from North Gate (North Road); Mount Diablo
243
Comment
UC692408
Cerastium glomeratum
Mary L. Bowerman
1931-3-7
545
Contra Costa
Mt. Diablo, Sheep Camp Spring
Comment
UC691102
Cercocarpus betuloides var. betuloides
Mary L. Bowerman
1936-9-9
3541
Contra Costa
Rock City Ridge = Fossil Ridge, w of 1478 (below road) Fossil Ridge; Mount Diablo, , Rock City Ridge
Comment
UC692715
Chamaesyce ocellata
Mary L. Bowerman
1932-8-27
1517
Contra Costa
between Turtle Rock and pond to the south
Comment
JEPS94004
Cheilanthes gracillima
J. Greenhouse
1998-6-14
Contra Costa
w. of Burma Rd. Trail ca. 1 mi. above North Gate Rd. Mt. Diablo
426
Comment
UC691914
Chenopodium berlandieri
Mary L. Bowerman
1933-8-26
2417
Contra Costa
roadside about 2 mi below Rock City; Mount Diablo, Black Hills
Comment
UC691935
Chenopodium californicum
Mary L. Bowerman
1931-3-7
546
Contra Costa
Sheep Corral Spring Mount Diablo
Comment
UC691936
Chenopodium californicum
Mary L. Bowerman
1935-3-16
2746
Contra Costa
Arroyo del Cerro Mount Diablo (between the fork)
304
Comment
JEPS99594
Chenopodium murale
Mary Bowerman
1993-10-22
Contra Costa
Mount Diablo, Pine Pond.
Comment
UCR13095
Chlorogalum pomeridianum
Robin Maetche, Geoffrey Matthews
1971-7-4
s.n.
Contra Costa
1 mi below North [Gate Road] entrance to Mt. Diablo State Park, Concord
427
Comment
UC691956
Chlorogalum pomeridianum var. pomeridianum
Mary L. Bowerman
1930-6-5
239
Contra Costa
North Road 2.9 mi from North Gate Mount Diablo; Mount Diablo
243
Comment
CAS-BOT-BC252680
Chorizanthe membranacea
Mary L. Bowerman
1938-5-28
3636
Contra Costa
North Road 4.7 miles from North Gate, Mount Diablo
411
Comment
UC692148
Chorizanthe membranacea
Mary L. Bowerman
1930-6-28
403
Contra Costa
lower Silver Spring , lower Silver Spring (Mount Diablo)
Comment
UC692213
Chorizanthe membranacea
Mary L. Bowerman
1938-5-28
3636
Contra Costa
North Road 4.7 mi from North Gate (Mount Diablo); Mount Diablo
411
Comment
UC849193
Chorizanthe membranacea
Lewis S. Rose
1941-5-15
41230
Contra Costa
w slope Mount Diablo; w slope Mount Diablo
396
Comment
UCD99773
Chorizanthe membranacea
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
JEPS116859
Cicendia quadrangularis
David Gowen
2007-4-13
671
Contra Costa
Diablo Foothills, west of the grassy field at Castle Rock Recreation Area.
Comment
UC691835
Cicendia quadrangularis
Mary L. Bowerman
1942-5-24
3842
Contra Costa
Fossil Ridge Mount Diablo (lower Rock City Camp)
457
Comment
CAS-BOT-BC277978
Cirsium cymosum
Mary L. Bowerman
1935-5-22
3041 a
Contra Costa
Mount Diablo. Eagle Point ridge, canyon at north end which heads into saddle west of Twin Peaks
304
Comment
UC691377
Cirsium cymosum var. cymosum
Mary L. Bowerman
1935-5-22
3041 a
Contra Costa
Eagle Point Ridge, canyon at n e of which heads into saddle w of Twin Peaks Mount Diablo
304
Comment
UC691378
Cirsium cymosum var. cymosum
Mary L. Bowerman
1935-5-22
3041 a
Contra Costa
Eagle Point Ridge, canyon at n e of which heads into saddle w of Twin Peaks Mount Diablo
304
Comment
UC691379
Cirsium cymosum var. cymosum
Mary L. Bowerman
1942-6-1
3848
Contra Costa
se of Rock City
502
Comment
UC691380
Cirsium cymosum var. cymosum
Mary L. Bowerman
June 1942
3848
Contra Costa
South Road se of Rock City
502
Comment
UC691389
Cirsium cymosum var. cymosum
Mary L. Bowerman
1933-6-20
2323
Contra Costa
Median Ridge Donner Canyon
Comment
UC691388
Cirsium douglasii var. douglasii
Mary L. Bowerman
1933-8-2
2396
Contra Costa
Maple Spring (by west road) Mount Diablo
Comment
UC1953204
Cirsium occidentale
David Keil with Barbara Ertter et al.
2000-6-18
28815 B
Contra Costa
Mount Diablo State Park. Lower part of Jumper [Juniper] Trail above Laurel Dell picnic area.
Comment
OBI63081
Cirsium occidentale var. californicum
R. K. Brummitt, J. Strother, & B. Baldwin, B. Baldwin
1997-5-27
19612
Contra Costa
Mt Diablo, W side, near Juniper camp ground
800
Comment
UC691385
Cirsium occidentale var. californicum
Mary L. Bowerman
1934-4-21
2538
Contra Costa
Muir Area, upper brushy edge Mount Diablo, Muir Area
Comment
CAS-BOT-BC288045
Cirsium occidentale var. venustum
L. R. Abrams
1916-6-30
5709
Contra Costa
Mt. Diablo near lake
Comment
CAS-BOT-BC288047
Cirsium occidentale var. venustum
L. R. Abrams
1921-5-25
8049
Contra Costa
4 1/2 miles from summit, Mt. Diablo
Comment
JEPS59167
Cirsium occidentale var. venustum
W. L. Jepson
7571 a
Contra Costa
Mt. Diablo, Donner Canyon Contra Costa
Comment
JEPS59168
Cirsium occidentale var. venustum
W. L. Jepson
7571 a
Contra Costa
Mt. Diablo, Donner Canyon Contra Costa
Comment
SEINET4023759
Cirsium occidentale var. venustum
B. C. Templeton
1962-1
sn
Contra Costa
Mt. Diablo.
Comment
UC691382
Cirsium occidentale var. venustum
Mary L. Bowerman
1930-6-18
348
Contra Costa
Dan Cook Canyon Mount Diablo, Dan Cook (Rock City) Canyon
Comment
UC691390
Cirsium occidentale var. venustum
Mary L. Bowerman
1930-6-10
295
Contra Costa
near Mineral (on North Road); Mount Diablo
396
Comment
UC691386
Cirsium vulgare
Mary L. Bowerman
1932-11-19
1659
Contra Costa
Lower Grapevine Spring Mount Diablo, Lower Grapevine Spring
Comment
CAS-BOT-BC162564
Clarkia affinis
Mary L. Bowerman
1935-5-22
3041
Contra Costa
Eagle Point Ridge, canyon at north end which heads into saddle west of Twin Peaks - Mount Diablo
304
Comment
UC692500
Clarkia affinis
Mary L. Bowerman
1935-5-22
3041
Contra Costa
canyon at n end Eagle Point Ridge (canyon heads into saddle w of Twin Peaks); Mount Diablo
304
Comment
JEPS43663
Clarkia biloba
W. L. Jepson
1918-6-3
7585
Contra Costa
Donner Canyon Mt. Diablo
Comment
JEPS99586
Clarkia biloba
Mary Bowerman
1995-7-2
Contra Costa
Mount Diablo, foot trail between Back Canyon and Donner Canyon. In Donner side of ridge.
Comment
LA106651
Clarkia biloba subsp. biloba
W. L. Jepson;
1918-6-3
7585
Contra Costa
Donner Canyon, Mount Diablo
685
Comment
UC2042500
Clarkia concinna
Holly Forbes and Barbara Keller
2009-5-29
Contra Costa
Mt. Diablo State Park, along Deer Creek Rd. about 0.1 mi. from the entrance of Juniper campground.
Comment
JEPS43615
Clarkia concinna subsp. concinna
W. L. Jepson
1918-6-3
7572
Contra Costa
Donner Canyon, Mt. Diablo
Comment
UC692496
Clarkia concinna subsp. concinna
Mary L. Bowerman
1930-6-5
241
Contra Costa
ca. 5 1/2 mi from North Gate (North Road); Mount Diablo
457
Comment
UC1818899
Clarkia gracilis subsp. gracilis
Barbara Ertter, Mary Bowerman
1994-6-19
12853 a
Contra Costa
Mt. Diablo State Park east of Walnut Creek; scrub oak thicket north of road, north of lower summit parking lot, next to drainage on north facing slope.
Comment
UC1819002
Clarkia gracilis subsp. gracilis
Barbara Ertter, Tom Delendick
1996-5-2
14612
Contra Costa
Mount Diablo State Park, Deer Flat Road north of Juniper Camp, at cut through open live oak forest, northwest-facing slope.
853
Comment
UC692490
Clarkia gracilis subsp. gracilis
Mary L. Bowerman
1942-5-24
3840
Contra Costa
w slope Deer Ridge (Jim White Trail to Deer Flat); Mount Diablo
853
Comment
RSA0031307
Clarkia purpurea
Barbara Ertter
2000-5-14
16996
Contra Costa
Lower Donner Canyon on north side of Mount Diablo, on Hetherington Trail.
274
Comment
CAS-BOT-BC163667
Clarkia purpurea subsp. quadrivulnera
L. R. Abrams
1916-6-30
5712
Contra Costa
Mt. Diablo near lake
Comment
CDA31204
Clarkia purpurea subsp. quadrivulnera
D. G. Kelch, Troy McGregor; Ed Biffin
2010-6-1
10 .221
Contra Costa
Mt. Diablo. Knobcone Point Rd.
Comment
UC1122405
Clarkia purpurea subsp. quadrivulnera
C. M. Belshaw
1936-5-8
2053
Contra Costa
1 3/4 mi ssw Mt. Diablo summit (near plot 4); Mt. Diablo Quadrangle
Comment
UC692442
Clarkia purpurea subsp. quadrivulnera
Mary L. Bowerman
1931-5-2
799
Contra Costa
foot Eagle Point ridge; Mount Diablo
228
Comment
UC692487
Clarkia purpurea subsp. quadrivulnera
Mary L. Bowerman
1930-6-10
297
Contra Costa
Oak Knoll Picnic Grounds Mount Diablo
Comment
UC692486
Clarkia purpurea subsp. viminea
Mary L. Bowerman
1935-5-1
2928
Contra Costa
2 mi from North Gate (North Road); Mount Diablo
182
Comment
CAS-BOT-BC165449
Clarkia unguiculata
L. R. Abrams
1916-6-30
5702
Contra Costa
Mt. Diablo near lake
Comment
JEPS43602
Clarkia unguiculata
W. L. Jepson
1918-6-5
7598
Contra Costa
Donner Canyon Mt. Diablo
533
Comment
UC692494
Clarkia unguiculata
Mary L. Bowerman
1930-6-3
235
Contra Costa
1.9 mi from North Gate (North Road); Mount Diablo
167
Comment
CAS-BOT-BC439163
Claytonia exigua subsp. exigua
Mary L. Bowerman
1933-4-15
1876
Contra Costa
Mount Diablo. Canyon south of Arroyo del Cerro
Comment
CAS-BOT-BC439167
Claytonia exigua subsp. exigua
John Thomas Howell
1926-3-7
1676
Contra Costa
Mt. Diablo
Comment
CAS-BOT-BC439172
Claytonia exigua subsp. exigua
L. R. Abrams
1921-5-25
8023
Contra Costa
Summit, Mt Diablo
Comment
CHSC93813
Claytonia exigua subsp. exigua
K. L. Chambers
1977-4-1
4266
Contra Costa
Mt. Diablo. On trail to Deer Flat from the summit road, ca. 1/8 mile above Deer Flat.
Comment
JEPS48618
Claytonia exigua subsp. exigua
Elsa Kraeger
1926-3-7
Contra Costa
w side Mt. Diablo
Comment
UC1136707
Claytonia exigua subsp. exigua
R. C. Wilson
1935-3-29
162
Contra Costa
1 mi w Deer Flat; Mt. Diablo Quad.
716
Comment
UC1587532
Claytonia exigua subsp. exigua
K. L. Chambers
1977-4-1
4266
Contra Costa
ca .12 mi above Deer Flat (on trail to Deer Flat from the summit road, Mt. Diablo); Mt. Diablo
Comment
UC1587533
Claytonia exigua subsp. exigua
K. L. Chambers
1977-4-1
4265
Contra Costa
ca 0.25 mi from Deer Flat (on trail to Deer Flat from the summit road, Mt. Diablo); Mt. Diablo
Comment
UC412616
Claytonia exigua subsp. exigua
E. W. Hicks
1917-3-24
113
Contra Costa
w shoulder Mt. Diablo
609
Comment
UC692541
Claytonia exigua subsp. exigua
Mary L. Bowerman
1933-4-15
1876
Contra Costa
s of (canyon s, basin a short distance below the spring) Arroyo del Cerro; Mount Diablo
Comment
UC692543
Claytonia exigua subsp. exigua
Mary L. Bowerman
1933-4-15
1875
Contra Costa
s of (canyon s, below spring) Arroyo del Cerro; Mount Diablo
76
Comment
UC692547
Claytonia exigua subsp. exigua
Mary L. Bowerman
1935-3-16
2737
Contra Costa
e fork Arroyo del Cerro; Mount Diablo
262
Comment
UC692548
Claytonia exigua subsp. exigua
Mary L. Bowerman
1935-3-16
2732
Contra Costa
Peach Tree Springs Road Mount Diablo (e fork of canyon)
228
Comment
UC692549
Claytonia exigua subsp. exigua
Mary L. Bowerman
1935-4-22
2893
Contra Costa
ridge w Pioneer Road, Mount Diablo (w of Stage Road); Mount Diablo
822
Comment
UC692550
Claytonia exigua subsp. exigua
Mary L. Bowerman
1933-5-10
2065
Contra Costa
ridge w Indian Ceremonial Spring; Mount Diablo
1005
Comment
UC692553
Claytonia exigua subsp. exigua
Mary L. Bowerman
1935-4-17
2846
Contra Costa
2 mi from West Road (= North Road), Mt. Diablo entrance (ridge w of chaparral); Mount Diablo
335
Comment
UC692552
Claytonia exigua subsp. glauca
Mary L. Bowerman
1933-5-4
1998
Contra Costa
e end Fossil Ridge; Mount Diablo
Comment
UC692659
Claytonia gypsophiloides
Mary L. Bowerman
1931-4-19
736
Contra Costa
Deer Flat Mount Diablo (hillslope where the trail leaves the flat)
Comment
UC1745427
Claytonia parviflora subsp. parviflora
Annetta M. Carter, Leo Bowerman
1935-6-1
871
Contra Costa
Mt. Diablo. Main ridge running W from peak.
975
Comment
UC1745428
Claytonia parviflora subsp. parviflora
Annetta M. Carter, Leo Bowerman
1935-6-1
870
Contra Costa
Mt. Diablo. Main ridge running W from peak.
975
Comment
UC1745429
Claytonia parviflora subsp. parviflora
Annetta M. Carter, Leo Bowerman
1935-6-1
869
Contra Costa
Mt. Diablo. Main ridge running W from peak.
975
Comment
UC1745431
Claytonia parviflora subsp. parviflora
Annetta M. Carter, Leo Bowerman
1935-6-1
872
Contra Costa
Mt. Diablo. N-facing slope of main ridge running W from peak.
975
Comment
SEINET209846
Claytonia perfoliata subsp. perfoliata
Carter
1954-3-27
Alameda
N gate approach to Mt. Diablo State Park, 12 mi from summit. NW of Walnut Creek.
80
Comment
UC1057451
Claytonia perfoliata subsp. perfoliata
G. Thomas Robbins
1937-4-25
148
Contra Costa
2 mi e Alamo
Comment
A369570
Clematis lasiantha
C. F. Baker
1903-4-28
2946
Unknown
Mitchell's canon, Mt. Diablo
Comment
GH369555
Clematis lasiantha
C. F. Baker
1903-4-28
2946
Unknown
Mitchell's canon, Mt. Diablo
Comment
POM151217
Clematis lasiantha
C. F. Baker
1903-4-28
2946
Contra Costa
Mitchell's canon, Mt. Diablo.
Comment
UC545776
Clematis lasiantha
Annetta M. Carter
1935-6-1
874
Contra Costa
n.w. slope of main peak Mt. Diablo
1005
Comment
UC545780
Clematis lasiantha
Annetta M. Carter
1935-6-1
873
Contra Costa
n.w. slope of main peak Mt. Diablo
975
Comment
UC692087
Clematis lasiantha
Mary L. Bowerman
1935-6-1
3100
Contra Costa
gully e. Mitchell-Pine Divide; Mt. Diablo
975
Comment
JEPS47717
Collinsia heterophylla
Phillip Wheeler
1965-6-7
San Mateo
Buckeye Canyon; San Bruno Mtn
Comment Read comments Mar 12 2009
JEPS7320
Collinsia heterophylla
Mary L. Bowerman
1935-3-16
2739
Contra Costa
Mount Diablo, e fork of Arroyo del Cerro Arroyo del Cerro; Mount Diablo, Arroyo del Cerro
262
Comment
UC1818904
Collinsia heterophylla
Barbara Ertter, Mary Bowerman
1994-6-19
12852 a
Contra Costa
Mt. Diablo State Park east of Walnut Creek; scrub oak thicket north of road, north of lower summit parking lot, next to drainage on north facing slope.
Comment
UC691495
Collinsia heterophylla
Mary L. Bowerman
1935-3-16
2739
Contra Costa
Mount Diablo, e fork of Arroyo del Cerro Arroyo del Cerro; Mount Diablo, Arroyo del Cerro
262
Comment
UC691582
Collinsia heterophylla
Mary L. Bowerman
1930-6-5
245
Contra Costa
West Road 5.8 mi from entrance, Mount Diablo Mount Diablo; , West Road
457
Comment
JEPS6336
Collinsia sparsiflora var. collina
Mary L. Bowerman
1933-4-9
1836
Contra Costa
w fork Donner Canyon Mount Diablo (Mount Diablo); Donner Canyon
243
Comment
UC1032595
Collinsia sparsiflora var. collina
R. C. Wilson
1935-3-29
160
Contra Costa
Deer Flat; Mt. Diablo Quadrangle
Comment
UC691585
Collinsia sparsiflora var. collina
Mary L. Bowerman
1933-4-9
1836
Contra Costa
w fork Donner Canyon Mount Diablo (Mount Diablo)
243
Comment
JEPS7290
Collinsia tinctoria
Mary L. Bowerman
1935-5-30
3090
Contra Costa
Mount Diablo, Eagle Point Ridge, Rock slide Eagle Point Ridge; Mount Diablo, Eagle Point Ridge
350
Comment
UC691559
Collinsia tinctoria
Mary L. Bowerman
1935-5-30
3090
Contra Costa
Mount Diablo, Eagle Point Ridge, Rock slide, Bay-10 ft to e Eagle Point Ridge; Mount Diablo, Eagle Point Ridge
350
Comment
JEPS103103
Collomia diversifolia
Mary L. Bowerman
1975-6-7
Contra Costa
E of Murchio Gap, on and near fire road Mount Diablo
Comment
JEPS79511
Collomia diversifolia
Edward Lee
1978-5-13
Contra Costa
Meridian Ridge Mt. Diablo
Comment
JEPS99515
Collomia diversifolia
Mary Bowerman
1975-5-26
Contra Costa
Mount Diablo, Murchio Gap. W of the saddle
701
Comment
UC691883
Conium maculatum
Mary L. Bowerman
1935-6-8
3121
Contra Costa
Mt. Diablo, Muir Area
Comment
UC691884
Conium maculatum
Mary L. Bowerman
1935-6-8
3121
Contra Costa
Mount Diablo, Muir Area Mount Diablo; , Muir Area
Comment
UC691850
Convolvulus arvensis
Mary L. Bowerman
1931-5-13
840
Contra Costa
canyon floor 1 mi above sulphur spring; Mount Diablo, Pine Canyon
Comment
UC691785
Conyza canadensis
Mary L. Bowerman
1930-10-4
477
Contra Costa
Maple Spring Mount Diablo, Maple Spring
Comment
CAS-BOT-BC26795
Cordylanthus nidularius
John Thomas Howell
1942-7-19
17044
Contra Costa
NE of Deer Flat, Mt. Diablo
Comment
CAS-BOT-BC32964
Cordylanthus nidularius
John Thomas Howell
1942-7-19
17044
Contra Costa
NE of Deer Flat, Mt. Diablo
Comment
CAS-BOT-BC32965
Cordylanthus nidularius
John Thomas Howell
1942-7-19
17044
Contra Costa
NE of Deer Flat, Mt. Diablo
Comment
JEPS54721
Cordylanthus nidularius
J. T. Howell
1942-7-19
17044
Contra Costa
NE of Deer Flat; Mt. Diablo; NE of Deer Flat, Mt. Diablo, Contra Costa Co.
609
Comment
JEPS55940
Cordylanthus nidularius
T. I. Chuang and L. R. Heckard, R. Bacigalupi
1968-6-27
6436
Contra Costa
3/4 mi ne of Deer Flat (ne flank of Bald Ridge, Mount Diablo); Mount Diablo, Bald Ridge
670
Comment
JEPS74986
Cordylanthus nidularius
T. I. and F. M. Chuang
1975-6-29
7517
Contra Costa
NE of Deer Flat; Mt. Diablo
Comment
JEPS85587
Cordylanthus nidularius
T. I. Chuang with L. R. Heckard and R. C. Bacigalupi
1968-6-27
6436
Contra Costa
3/4 mi NE of Deer Flat (NE flank of Bald Ridge); Mt. Diablo
670
Comment
NY68295
Cordylanthus nidularius
J. T. Howell
1942-7-19
17044
Contra Costa
Near of Deer Flat, Mt. Diablo.
Comment Read comments Jul 18 2011
NY68296
Cordylanthus nidularius
J. T. Howell
1942-7-19
17044
Contra Costa
Near of Deer Flat, Mt. Diablo.
Comment Read comments Jul 18 2011
NY68297
Cordylanthus nidularius
J. T. Howell
1942-7-19
17044
Contra Costa
Near of Deer Flat, Mt. Diablo.
Comment Read comments Jul 18 2011
RSA537699
Cordylanthus nidularius
T. I. Chuang
1975-6-29
7517
Contra Costa
Northeast of Deer Flat, Mount Diablo
Comment
UC691741
Cordylanthus nidularius
J. T. Howell
1942-7-19
17044
Contra Costa
NE (?) of Deer Flat, Mt. Diablo, Contra Costa Co.
Comment
JEPS21718
Cordylanthus pilosus subsp. pilosus
John Thomas Howell
1955-8-24
30902
Contra Costa
near Diablo Country Club; Mt. Diablo, S base of
Comment
JEPS6802
Cordylanthus pilosus subsp. pilosus
Mary L. Bowerman
1931-9-20
1045
Contra Costa
near Rock City (Rock City Canyon, N side); Mount Diablo
Comment
RSA412332
Cordylanthus pilosus subsp. pilosus
L. S. Rose
1941-8-31
41431
Contra Costa
Mt. Diablo, Rocky City.
Comment
UC691481
Cordylanthus pilosus subsp. pilosus
Mary L. Bowerman
1936-8-8
3523
Contra Costa
Emmons Canyon (Diablo Stock Farm [Wattis Ranch] Canyon, W fork Mount Diablo
Comment
UC691507
Cordylanthus pilosus subsp. pilosus
Mary L. Bowerman
1936-8-8
3523
Contra Costa
Emmons Canyon, W fork Mount Diablo
Comment
CAS-BOT-BC209751
Cornus glabrata
Mary L. Bowerman
1935-6-21
3150
Contra Costa
Mount Diablo. Arroyo del Cerro, east fork
243
Comment
JEPS50113
Cornus glabrata
W. L. Jepson
May 22 1891-May 23 1891
14150
Contra Costa
Mt. Diablo Region, Pine Canyon
Comment
UC692510
Cornus glabrata
Mary L. Bowerman
1935-3-16
2735
Contra Costa
e. fork Arroyo del Cerro Mt. Diablo; , e. fork Arroyo del Cerro
262
Comment
UC692511
Cornus glabrata
Mary L. Bowerman
1931-5-28
904
Contra Costa
Pine Canyon Mt. Diablo (gully at e. end of Castle Rock Farm); , Pine Canyon
Comment
UC692512
Cornus glabrata
Mary L. Bowerman
1935-6-21
3150
Contra Costa
e. fork Arroyo del Cerro Mt. Diablo
182
Comment
UC1819010
Cotula coronopifolia
Barbara Ertter, Tony Morosco, Lynne Hosley
1995-5-29
14230
Contra Costa
South side Mount Diablo, Sheepherder Springs complex 1/2 mile north of Curry Point, wet ground in grassland.
487
Comment
UC692557
Crassula aquatica
Mary L. Bowerman
1935-6-21
3154
Contra Costa
e. Turtle Rock pool; Mt. Diablo
Comment
UC692658
Crassula aquatica
Mary L. Bowerman
1935-6-21
3154
Contra Costa
e. Turtle Rock pool; Mt. Diablo
Comment
UC692662
Crassula aquatica
Mary L. Bowerman
1931-4-4
663
Contra Costa
pool w. of Turtle Rock; Mt. Diablo
Comment
UC692616
Crocanthemum scoparium var. vulgare
Mary L. Bowerman
1932-4-9
1332
Contra Costa
from near Rock City to ridge to Wall Point; Mount Diablo
Comment
UC692623
Crocanthemum scoparium var. vulgare
Mary L. Bowerman
1932-10-1
1598
Contra Costa
ridge s Uncle Sam Canyon; Mount Diablo, Eagle Point Ridge
Comment
UC692624
Crocanthemum scoparium var. vulgare
Mary L. Bowerman
1931-12-17
1072
Contra Costa
e of, s face Rock Canyon; Mount Diablo, Fossil Ridge, Dan Cook Ridge
Comment
JEPS102901
Crypsis schoenoides
Barbara Ertter, Chris Thayer
1996-10-25
15360
Contra Costa
Little Pine Creek, Diablo Foothills Regional Park Mount Diablo
Comment
JEPS99569
Crypsis schoenoides
Mary Bowerman
1993-10-22
Contra Costa
Mount Diablo, Pine Pond.
Comment
RSA0033934
Crypsis schoenoides
Barbara Ertter, Chris Thayer
1996-10-25
15360
Contra Costa
Northwest flank of Mount Diablo, Northgate Trail along Little Pine Creek between North Gate Road and Diablo Foothills Regional Park.
91
Comment
UC1795843
Crypsis schoenoides
Barbara Ertter, M. L. Bowerman, L. Schultheis, Kevin Hintsa
1995-10-22
14532
Contra Costa
Three Springs Trail on northeast side of Mt. Diablo, south of crest of Marsh Creek Rd. dried roadside pond, clay.
Comment
UCR254745
Crypsis schoenoides
Peter Rubtzoff
1968-9-18
5964
Contra Costa
North Gate Road, c. 5 miles NW of Mt. Diablo State Park north entrance
58
Comment
CDA31171
Cryptantha clevelandii var. clevelandii
D. G. Kelch, Troy McGregor; Ed Biffin
2010-6-1
10 .224
Contra Costa
Mt. Diablo. Knobcone Point Rd.
Comment
UC691337
Cryptantha decipiens
Mary L. Bowerman
1932-4-16
1345
Contra Costa
Eagle Point
Comment
JEPS68266
Cryptantha flaccida
Mary L. Bowerman
1933-4-15
1867
Contra Costa
second ridge s Arroyo del Cerro; Mount Diablo
396
Comment
JEPS86564
Cryptantha flaccida
Roy E. Buck
1988-4-23
902
Contra Costa
9 air km se Walnut Creek (ca 2.0 air km w of Moses Rock Spring, sw-facing slope on n side of North Gate Rd, 0.3 road mi se of park boundary); Mt. Diablo State Park
207
Comment
JEPS99572
Cryptantha flaccida
Mary Bowerman
1991-5-21
Contra Costa
Mount Diablo, by Jim White Trail [Deer Flat Rd.]
Comment
SBBG28215
Cryptantha flaccida
L. Constance, C. W. Sharsmith with H. S. Reed
1940-4-27
2573
Contra Costa
Pine Cyn, base of Mt Diablo
304
Comment
UC659427
Cryptantha flaccida
Lincoln Constance, Carl W. Sharsmith with Howard S. Reed
1940-4-27
2573
Contra Costa
Pine Canyon, base of Mount Diablo Mount Diablo
304
Comment
UC691396
Cryptantha flaccida
Mary L. Bowerman
1931-4-4
659
Contra Costa
4.5 mi from West road (= North Rd) entrance; Mount Diablo
396
Comment
UC691401
Cryptantha flaccida
Mary L. Bowerman
1932-4-16
1348 a
Contra Costa
Eagle Point Mount Diablo
Comment
UC691402
Cryptantha flaccida
Mary L. Bowerman
1933-5-2
1955
Contra Costa
below Pioneer Camp; Mount Diablo
762
Comment
UC691342
Cryptantha microstachys
Mary L. Bowerman
1931-4-4
633
Contra Costa
2 mi (rd) from Mount Diablo w entrance (= North Gate); Mount Diablo
Comment
UC691343
Cryptantha microstachys
Mary L. Bowerman
1933-6-3
2226
Contra Costa
2 mi (rd) from Mount Diablo w entrance (= North Gate); Mount Diablo
Comment
UC691346
Cryptantha muricata
Mary L. Bowerman
1933-5-2
1938
Contra Costa
below Pioneer Camp; Mount Diablo
762
Comment
UC691349
Cryptantha muricata
Mary L. Bowerman
1934-4-21
2536
Contra Costa
Muir Area Mount Diablo
Comment
JEPS67634
Cryptantha nevadensis
Mary L. Bowerman
1932-3-27
1143
Contra Costa
at base of Mitchell Rock Mount Diablo, Mitchell Rock
Comment
UC691394
Cryptantha nevadensis var. rigida
Mary L. Bowerman
1932-3-27
1143
Contra Costa
At base of Mitchell Rock Mount Diablo
Comment
UC1818905
Cuscuta occidentalis
Barbara Ertter, Mary Bowerman
1994-6-19
12850 a
Contra Costa
Mt. Diablo State Park east of Walnut Creek; lower Summit Parking Lot, opening in chaparral near radio tower, ca 3600'.
Comment
UC691365
Cuscuta subinclusa
Mary L. Bowerman
1932-9-3
1536
Contra Costa
Muir Area (Burn 1931) Mount Diablo
Comment
UC691904
Cuscuta subinclusa
Mary L. Bowerman
1932-9-17
1587
Contra Costa
Donner Canyon, w fork toward mouth Mount Diablo
Comment
UC692432
Cynodon dactylon
Mary L. Bowerman
1936-8-17
3526
Contra Costa
Sulphur Spring in Pine Canyon Mount Diablo; , Sulphur Spring in Pine Canyon
137
Comment
HSC101961
Cynoglossum grande
Nikolaus Gillen, Michelle Bihler
2014-3-20
13
Contra Costa
Mount Diablo State Park. Eagle Peak Trail.
649
Comment
POM369275
Cynoglossum grande
H. de Forest
1930-3-29
s.n.
Contra Costa
2 miles from summit of Mt. Diablo.
Comment
UC691770
Cynoglossum grande
Mary L. Bowerman
1935-3-15
2733
Contra Costa
e. fork Arroyo del Cerro (Mt. Diablo, Peach Tree Springs rd.); Mt. Diablo, e. fork Arroyo del Cerro
228
Comment
UCD119162
Cynoglossum grande
William B. Davis
1960-3-26
10
Contra Costa
North Scenic Boulevard, ca. 1 mile below the North Gate of Mt. Diablo State Park.
Comment
JEPS99559
Cynosurus echinatus
Mary Bowerman
1995-5-28
Contra Costa
Mount Diablo, Fire road from Macedo Ranch to Wall Pt. Ridge.
Comment
RSA721595
Cynosurus echinatus
Mary L. Bowerman
1975-6-7
s.n.
Contra Costa
Mount Diablo. Big Spring.
Comment
UC2028466
Cynosurus echinatus
Barbara Ertter
1997-8-24
15769
Contra Costa
Southwest side of Mount Diablo, Rock City area
Comment
UC691967
Cyperus niger
Mary L. Bowerman
1932-11-11
1640
Contra Costa
Mt. Diablo, Lower Moses Rock Spring
Comment
UC691968
Cyperus niger
Mary L. Bowerman
1930-10-4
480
Contra Costa
Mt. Diablo, Maple Spring
Comment
UCR101144
Cyperus niger
L. C. Wheeler
1952-10-2
7000
Contra Costa
Mount Diablo: c. 0.8 mi up from Turtle Ranch, c. 1 mi downhill from divide in road
550
Comment
SEINET2444146
Datisca glomerata
C. Davidson, Barbara Ertter
2010-9-1
11791
Contra Costa
Mt. Diablo, Donner Canyon. N side of Mt. Diablo State Park. (Regency Dr. access.).
191
Comment
UC692666
Datisca glomerata
Mary L. Bowerman
1933-6-21
2336
Contra Costa
Mount Diablo, Donner Canyon Donner Canyon; Mount Diablo, Donner Canyon
335
Comment
JEPS102902
Delairea odorata
Barbara Ertter, Chris Thayer
1996-10-25
15358
Contra Costa
Little Pine Creek, Diablo Foothills Regional Park Mount Diablo
Comment
UC691947
Delphinium californicum
Mary L. Bowerman
1935-5-30
3091
Contra Costa
rock slide Mount Diablo, Eagle Point Ridge
350
Comment
UC691948
Delphinium californicum
Mary L. Bowerman
1935-5-30
3091
Contra Costa
rock slide Mount Diablo, Eagle Point Ridge
350
Comment
UCD95636
Delphinium californicum
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
UCD95639
Delphinium californicum
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
UC1795684
Delphinium californicum subsp. interius
Barbara Ertter, Mary L. Bowerman
1994-6-19
12841
Contra Costa
Mt. Diablo State Park east of Walnut Creek; Muir Picnic Area on Summit Road,
1005
Comment
UC2029185
Delphinium hesperium
Barbara Ertter
2000-5-14
17004
Contra Costa
Donner Canyon on north side of Mount Diablo, junction of Donner Canyon, Cardinet Oaks, and Meridian Ridge Roads.
Comment
UC692144
Delphinium hesperium
Mary L. Bowerman
1931-5-2
786
Contra Costa
foot Eagle Point Ridge; Mount Diablo
Comment
UC692084
Delphinium hesperium subsp. hesperium
Mary L. Bowerman
1938-5-25
3635
Contra Costa
s-facing slope above North Road 2.1 mi from North Gate; Mount Diablo
182
Comment
UC1819001
Delphinium nudicaule
Barbara Ertter, Tom Delendick
1996-5-2
14613
Contra Costa
Mount Diablo State Park, Deer Flat Road north of Juniper Camp, at cut through open live oak forest, northwest-facing slope.
853
Comment
UC536012
Delphinium patens
Laurence S. Jones
1934-4-8
58
Contra Costa
w slope of mt approximately 3 mi surface distance from peak; Mt. Diablo
609
Comment
UCD96542
Delphinium patens
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo Summit.
Comment
CAS-BOT-BC116452
Delphinium patens subsp. patens
L. R. Abrams
1921-5-25
8066
Contra Costa
Summit Mt. Diablo
Comment
UC1819000
Delphinium patens subsp. patens
Barbara Ertter, Tom Delendick
1996-5-2
14614
Contra Costa
Mount Diablo State Park, Deer Flat Road north of Juniper Camp, at cut through open live oak forest, northwest-facing slope.
853
Comment
UC692089
Delphinium patens subsp. patens
Mary L. Bowerman
1935-4-22
2896
Contra Costa
ridge w Pioneer Road (w of Old Stage Road); Mount Diablo
822
Comment
UC692138
Delphinium patens subsp. patens
Mary L. Bowerman
1931-3-21
584
Contra Costa
w-facing slope Mount Diablo, Sycamore Canyon
Comment
UC1126067
Delphinium variegatum
C. M. Belshaw
1936-5-8
2052
Contra Costa
1 3/4 mi ssw Mt. Diablo (summit) (Plot 4); Mount Diablo Quadrangle
Comment
UC692139
Delphinium variegatum
Mary L. Bowerman
1938-6-3
3651
Contra Costa
Rock City Mount Diablo (n-facing slope)
518
Comment
UC692140
Delphinium variegatum
Mary L. Bowerman
1931-4-25
758
Contra Costa
between the old stage road and Oak Knoll Picnic Grounds; Mount Diablo
822
Comment
UCD62510
Deschampsia danthonioides
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
UC1126502
Dicentra chrysantha
H. S. Yates
1934-9-2
4071
Contra Costa
1 mi sw Mt. Diablo; Mt. Diablo Quad.
762
Comment
UC615579
Dicentra chrysantha
Beryl O. Schreiber
1933-10-5
933
Contra Costa
Mount Diablo road; Mount Diablo
Comment
UC692101
Dicentra chrysantha
Mary L. Bowerman
1932-9-3
1529
Contra Costa
Muir Area; Mount Diablo
Comment
UC692102
Dicentra chrysantha
Mary L. Bowerman
1932-9-3
1529
Contra Costa
Muir Area; Mount Diablo
Comment
UC692103
Dicentra chrysantha
Mary L. Bowerman
1932-9-3
1529
Contra Costa
Muir Area; Mount Diablo
Comment
UC692178
Dicentra chrysantha
Mary L. Bowerman
1930-6-10
318
Contra Costa
across from and slightly below Muir Area (Meridian Peak); Mount Diablo, Meridian Peak
Comment
UC1133885
Dichelostemma capitatum
R. C. Wilson
1935-3-19
138
Contra Costa
2 mi nw Wall Pt.; Mt. Diablo
335
Comment
HSC101953
Dichelostemma capitatum subsp. capitatum
Nikolaus Gillen, Michelle Bihler
2014-3-20
4
Contra Costa
Mount Diablo State Park. Back Creek Trail.
211
Comment
JEPS64157
Dichelostemma congestum
W. L. Jepson
1918-6-5
7603
Contra Costa
Donner Canyon Mt. Diablo
670
Comment
RSA0031305
Dichelostemma congestum
Barbara Ertter
2000-5-14
17006
Contra Costa
Donner Canyon on north side of Mount Diablo, SW end of Falls Trail between Middle Trail and Donner Creek crossing.
457
Comment
UC2029186
Dichelostemma congestum
Barbara Ertter
2000-5-14
17006
Contra Costa
Donner Canyon on north side of Mount Diablo, SW end of Falls Trail between Middle Trail and Donner Creek crossing
Comment
UC692030
Dichelostemma congestum
Mary L. Bowerman
1935-5-1
2943
Contra Costa
4.4 mi from West road (= North Rd.) entrance; Mount Diablo
396
Comment
UC692031
Dichelostemma congestum
Mary L. Bowerman
1931-4-11
711
Contra Costa
Pine Canyon, near mouth Mount Diablo
Comment
CHSC39486
Diplacus aurantiacus
Tyler Williams
1984-4-18
24
Contra Costa
Ca. 20 yd nw of Bridal Nook Picnic Area on e side of South Park Rd., in Mt. Diablo State Park.
533
Comment
JEPS102900
Distichlis spicata
Barbara Ertter, Chris Thayer
1996-10-25
15369
Contra Costa
North Gate Road Mount Diablo
121
Comment
JEPS108532
Distichlis spicata
Lisa Schultheis with Kevin Hintsa
1995-8-20
263 -95
Contra Costa
Mount Diablo. 2.1 mi from North Gate kiosk. along North Gate Road.
Comment
UC2042955
Dittrichia graveolens
Barbara Ertter with David Gowen, Mike Park and Abby Moore
2006-11-24
18785
Contra Costa
Mt Diablo State Park, Live Oak Campground.
Comment
JEPS102896
Dodecatheon clevelandii subsp. patulum
Barbara Ertter
1998-2-15
15918
Contra Costa
Haystack Hill N of Borges Ranch Mount Diablo, Shell Ridge Recreation Area
Comment
JEPS99500
Dodecatheon clevelandii subsp. patulum
Mary Bowerman
1979-4-3
Contra Costa
Mount Diablo. Shell Ridge.
Comment
HSC101959
Dodecatheon hendersonii
Nikolaus Gillen, Michelle Bihler
2014-3-20
11
Contra Costa
Mount Diablo State Park. Eagle Peak Trail.
649
Comment
POM287080
Dodecatheon hendersonii
Lyman Benson
1935-3-16
6279
Contra Costa
Mitchell Canyon near Clayton; Mt. Range: Mt. Diablo; Watershed: Walnut Creek.
244
Comment
UC691831
Dodecatheon hendersonii
Mary L. Bowerman
1933-4-9
1839
Contra Costa
Donner Canyon Mount Diablo, Donner Canyon
243
Comment
UC691093
Drymocallis glandulosa var. wrangelliana
Mary L. Bowerman
1930-6-18
343
Contra Costa
Dan Cook Canyon Mount Diablo, Dan Cook Canyon
Comment
UC691095
Drymocallis glandulosa var. wrangelliana
Mary L. Bowerman
1938-6-14
3679
Contra Costa
Canyon Nook Mount Diablo, Canyon Nook
Comment
CAS-BOT-BC70864
Dryopteris arguta
Mary L. Bowerman
1930-6-18
342
Contra Costa
Dan Cook Canyon
Comment
UC692113
Dryopteris arguta
Mary L. Bowerman
1930-6-18
342
Contra Costa
Dan Cook Canyon; Mt. Diablo
Comment
UC692114
Dryopteris arguta
Mary L. Bowerman
1930-8-24
427
Contra Costa
lower trail Mitchell Canyon; Mt. Diablo
259
Comment
UC692555
Dudleya cymosa
Mary L. Bowerman
1935-5-22
3061
Contra Costa
Twin Peaks Eagle Point Ridge
472
Comment
CAS-BOT-BC428218
Dudleya cymosa subsp. paniculata
John Thomas Howell
1942-5-24
16967 A
Contra Costa
Eagle Peak, Mt. Diablo
Comment
JEPS49894
Dudleya cymosa subsp. paniculata
Elizabeth Ferguson
1918-1-1
Contra Costa
Donner Canyon Mount Diablo
Comment
JEPS107109
Echinochloa crus-galli
Barbara Ertter, Kristin Ertter
1995-7-11
14486
Contra Costa
West side of Mt Diablo; mudflat around inlet to Pine Pond.
Comment
UC1795670
Echinochloa crus-galli
Barbara Ertter, Kristin Ertter
1995-7-11
14486
Contra Costa
West side of Mt Diablo; mudflat around inlet to Pine Pond.
Comment
UC2028441
Echinochloa crus-galli
Barbara Ertter with Chris Thayer
1996-10-25
15364
Contra Costa
Northwest flank of Mount Diablo, Northgate Trail along Little Pine Creek between North Gate Road and Diablo Foothills Regional Park
Comment
UC2028446
Echinochloa crus-galli
Barbara Ertter with Chris Thayer
1996-10-25
15378
Contra Costa
West side of Mount Diablo, North Gate Road 3 road miles below junction, near Mineral Spring
Comment
JEPS99557
Eleocharis macrostachya
Mary Bowerman
1977-6-11
Contra Costa
Mount Diablo, Pine Creek at S end of Castle Rock Park.
182
Comment
UC691970
Eleocharis macrostachya
Mary L. Bowerman
1938-5-28
3645
Contra Costa
Maple Spring, on upper margin especially in the NW corner Mount Diablo
Comment
UC691971
Eleocharis macrostachya
Mary L. Bowerman
1938-5-28
3645
Contra Costa
Maple Spring, on upper margin, especially in the NW corner Mount Diablo
Comment
UC691972
Eleocharis macrostachya
Mary Bowerman
1935-6-21
3152
Contra Costa
S of Turtle Rock (pool E of main pond); Mount Diablo
Comment
UC691974
Eleocharis macrostachya
Mary L. Bowerman
1935-6-21
3151
Contra Costa
S of Turtle Rock (tiny pool above main pond); Mount Diablo
Comment
UCR263535
Eleocharis macrostachya
Barbara Ertter
1998-5-3
16062
Contra Costa
Central Coast, area of Turtle Rock ponds along Barbeque Terrace road in upper Pine Canyon, southwest flank of Mount Diablo, below road southeast of ponds
305
Comment
UC2028433
Eleocharis parishii
Barbara Ertter with Chris Thayer
1996-10-25
15350
Contra Costa
Northwest flank of Mount Diablo, Northgate Trail along Little Pine Creek between North Gate Road and Diablo Foothill Regional Park
Comment
RSA129552
Elymus X gouldii
H. S. Yates
1933-6-18
3649
Contra Costa
Mt Diablo; Near Danville
137
Comment
POM300590
Elymus X hansenii
Mary L. Bowerman
1935-5-25
3073
Contra Costa
Meridian Peak, west side of Devil's Pulpit; On edge of outcrop
1082
Comment
UCD149009
Elymus caput-medusae
D. Kelch; Troy McGregor; Ed Biffin
2010-6-1
10. 226
Contra Costa
Mt. Diablo. Knobcone Point Road.
542
Comment
UCD61518
Elymus elymoides
P. B. Kennedy
1916-5-21
302
Contra Costa
Between Diablo and Summit.
Comment
JEPS68570
Elymus glaucus
W. L. Jepson
1918-6-3
7576
Contra Costa
Donner Canyon Vicinity of San Francisco Bay, Mt. Diablo
533
Comment
JEPS99562
Elymus glaucus
Mary Bowerman
1995-7-2
Contra Costa
Mount Diablo, (probably Back Canyon or foot trail to Donner Canyon).
Comment
UC691201
Elymus glaucus
Mary L. Bowerman
1933-6-21
2333
Contra Costa
Donner Canyon Mount Diablo (along stream)
Comment
UC691203
Elymus glaucus
Mary L. Bowerman
1935-5-22
3039
Contra Costa
Eagle Point ridge Mount Diablo (canyon at n end which heads into saddle w of Twin Peaks)
304
Comment
CAS-BOT-BC228539
Elymus multisetus
L. R. Abrams
1921-5-25
8004
Contra Costa
On road to summit Mt. Diablo
Comment
UC691171
Elymus multisetus
Mary L. Bowerman
1938-6-24
3690
Contra Costa
Canyon Nook Mount Diablo (e side of creek)
670
Comment
UC691177
Elymus multisetus
Mary L. Bowerman
1933-6-20
2325
Contra Costa
Median Ridge (Donner Canyon) Mount Diablo (w face)
Comment
UCD62489
Elymus multisetus
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
UCD62491
Elymus multisetus
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
JEPS68374
Elymus trachycaulus
W. L. Jepson
1918-6-5
7602
Contra Costa
Donner Canyon Vicinity of San Francisco Bay, Mt. Diablo
533
Comment
UC691178
Elymus trachycaulus
Mary L. Bowerman
1935-6-15
3128
Contra Costa
ridge running n from Mitchell-Pine divide (at 3100 ft level); Mount Diablo
868
Comment
UC691179
Elymus trachycaulus
Mary L. Bowerman
1932-10-16
1635
Contra Costa
ne 2632 (n slope); Mount Diablo, Eagle Ridge
701
Comment
UC1819004
Elymus trachycaulus subsp. trachycaulus
Barbara Ertter, Mary L. Bowerman
1994-6-19
12855 a
Contra Costa
Mt. Diablo State Park east of Walnut Creek; scrub oak thicket north of road, north of lower summit parking lot, next to drainage on north facing slope.
Comment
UC1819005
Elymus trachycaulus subsp. trachycaulus
Barbara Ertter, Mary L. Bowerman
1994-6-19
12851 a
Contra Costa
Mt. Diablo State Park east of Walnut Creek; lower Summit parking lot, opening in chaparral near radio tower, ca 3600'.
Comment
UC2028385
Elymus triticoides
Barbara Ertter
1998-6-20
16255
Contra Costa
Shell Ridge Open Space on NW side of Mount Diablo, wet margin of Willow Spring Pond south of Ginder Gap
Comment
JEPS108314
Emmenanthe penduliflora
David Gowen
2005-5-24
389
Contra Costa
Mt. Diablo. Near summit of knoll west of Mt. Zion.
Comment
JEPS1582
Emmenanthe penduliflora
W. L. Jepson
1921-5-22
9205
Contra Costa
.66 way to summit Mt. Diablo
Comment
UC692458
Epilobium brachycarpum
Mary L. Bowerman
1932-10-1
1600
Contra Costa
ridge s Uncle Sam Canyon (w base of point, 200 ft above canyon bottom); Mount Diablo, Eagle Point
Comment
JEPS44006
Epilobium canum subsp. canum
W. L. Jepson
1921-11-19
9515
Contra Costa
sw slope Mt. Diablo (half-way up)
Comment
UC1122299
Epilobium canum subsp. canum
R. W. Lundh
1932-9-22
167
Contra Costa
1 mi sw Mt. Diablo; Mt. Diablo Quadrangle
914
Comment
UC1122304
Epilobium canum subsp. canum
H. S. Yates
1934-9-2
4068
Contra Costa
1 mi sw Mount Diablo; Mount Diablo Quadrangle
Comment
UC692453
Epilobium canum subsp. canum
Mary L. Bowerman
1930-8-24
430
Contra Costa
Mitchell Canyon Mount Diablo (at lower edge of chaparral where it extends nearly to streambed)
Comment
UC692457
Epilobium ciliatum subsp. ciliatum
Mary L. Bowerman
1930-10-4
476
Contra Costa
Maple Spring Mount Diablo
Comment
UC2028435
Epilobium densiflorum
Barbara Ertter with Chris Thayer
1996-10-25
15352
Contra Costa
Northwest flank of Mount Diablo, Northgate Trail along Little Pine Creek between North Gate Road and Diablo Foothill Regional Park
Comment
UC692449
Epilobium densiflorum
Mary L. Bowerman
1930-6-28
390
Contra Costa
Lower Silver Spring Mount Diablo (marshy area)
Comment
UC692476
Epilobium densiflorum
Mary L. Bowerman
1930-9-27
462
Contra Costa
w base spring Mount Diablo ((2 mi by rd from w entrance, take w trail, follow to fence, go through))
Comment
UC692443
Epilobium torreyi
Mary L. Bowerman
June 1942
3847
Contra Costa
lower Rock City Camp; Mount Diablo
Comment
UC692096
Epipactis gigantea
Mary L. Bowerman
1931-5-28
906
Contra Costa
Castle Rock Ranch Mount Diablo, Pine Canyon (e end, gully to s, on dry waterfall between two pools)
Comment
UC692136
Equisetum hyemale subsp. affine
Mary L. Bowerman
1930-8-24
432
Contra Costa
<a> little above end of rd. Mitchell Canyon
251
Comment
UC692132
Equisetum laevigatum
Mary L. Bowerman
1931-10-31
1063
Contra Costa
South Rd. in bend of rd. a little below junction Mt. Diablo
853
Comment
UC692133
Equisetum laevigatum
Mary L. Bowerman
1938-6-14
3685
Contra Costa
Lower Silver Spring Mt. Diablo
853
Comment
UC692134
Equisetum laevigatum
Mary L. Bowerman
1931-5-16
864
Contra Costa
Lower Silver Spring; Mt. Diablo
853
Comment
UC692131
Equisetum telmateia subsp. braunii
Mary L. Bowerman
1939-3-31
3737
Contra Costa
Johnny Walker Spring Mt. Diablo
731
Comment
POM300619
Equisetum telmateia var. braunii
Mary L. Bowerman
1930-8-24
433
Contra Costa
MItchell Canyon.
252
Comment
UC2028442
Eragrostis mexicana subsp. virescens
Barbara Ertter with Chris Thayer
1996-10-25
15365
Contra Costa
Northwest flank of Mount Diablo, Northgate Trail along Little Pine Creek between North Gate Road and Diablo Foothills Regional Park
Comment
UC692710
Eremocarpus setiger
Mary L. Bowerman
1930-10-4
485
Contra Costa
South road near entrance; Mount Diablo
Comment
CAS-BOT-BC131505
Ericameria arborescens
Mary L. Bowerman
1932-9-17
1583
Contra Costa
Donner Canyon, west fork: Bank between upper forks
304
Comment
UC1118629
Ericameria arborescens
R. W. Lundh
1932-8-29
153
Contra Costa
2/3 mi n of Eagle Point; Mt. Diablo Quadrangle
457
Comment
UC691866
Ericameria arborescens
Mary L. Bowerman
1932-9-17
1583
Contra Costa
w fork Donner Canyon (bank between upper forks); Mount Diablo
304
Comment
CAS-BOT-BC287531
Ericameria linearifolia
C. F. B.
1903-4-28
2942
Contra Costa
Mitchell's Canyon, Mt Diablo
Comment
CDA20135
Ericameria linearifolia
E. Fisher
2003-5-12
EF 1 -03
Contra Costa
San Francisco Bay Area; Mt Diablo State Park, summit of Mt Diablo.
0
Comment
CHSC39489
Ericameria linearifolia
Tyler Williams; V. Oswald
1984-4-18
22
Contra Costa
Mt. Diablo. At turnout ca. 4 yd n of South Park Rd., 0.2 mi sw of Junction Ranger Station in Mt. Diablo State Park.
579
Comment
GH417199
Ericameria linearifolia
L. S. Rose
1941-3-22
41055
Unknown
Mt. Diablo, w. slope
853
Comment
GH417211
Ericameria linearifolia
C. F. Baker
1903-4-28
2942
Unknown
Mitchell's Canon, Mt. Diablo
Comment
JEPS117962
Ericameria linearifolia
Holly Forbes and Barbara Keller
2009-5-29
Contra Costa
Mount Diablo State Park, along deer Flat Road, about 0.1 mi beyond Juniper Camp.
Comment
JEPS127733
Ericameria linearifolia
H. Forbes, B. Keller
2009-5-29
UCBG 24
Contra Costa
Mt. Diablo State Park, along Deer Flat road about 0.16 km beyond Juniper Camp.
Comment
JEPS31295
Ericameria linearifolia
Elsa Kraeger
1926-3-7
Contra Costa
w side Mt. Diablo
Comment
JEPS31349
Ericameria linearifolia
W. L. Jepson
1918-6-3
7580
Contra Costa
Donner Canon Mt. Diablo
609
Comment
POM56950
Ericameria linearifolia
C. F. Baker
1903-4-28
2942
Contra Costa
Mitchell's Canyon, Mt. Diablo.
Comment
UC1118741
Ericameria linearifolia
R. W. Lundh
1932-9-22
164
Contra Costa
Mt. Diablo Mt. Diablo Quadrangle, Mt. Diablo
Comment
UC36553
Ericameria linearifolia
W. H. Brewer
1862-5-7
1054
Contra Costa
Mount Diablo
Comment
UC36557
Ericameria linearifolia
F. T. Bioletti
1894-5-13
Contra Costa
Mt. Diablo
Comment
UCD131386
Ericameria linearifolia
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
CAS-BOT-BC300590
Erigeron foliosus var. franciscensis
L. R. Abrams
1916-6-30
5701
Contra Costa
Mt. Diablo near lake
Comment
UC697209
Erigeron foliosus var. franciscensis
Mary L. Bowerman
1938-6-24
3592
Contra Costa
s of firebreak Mountain House Canyon; Mount Diablo
792
Comment
CAS-BOT-BC224219
Eriodictyon californicum
L. R. Abrams
1921-5-25
8061
Contra Costa
On road to summit, Mt Diablo
Comment
CAS-BOT-BC224220
Eriodictyon californicum
Mary L. Bowerman
1932-9-3
1530
Contra Costa
Mount Diablo. Muir Area: Burn (1931)
Comment
UC691672
Eriodictyon californicum
Mary L. Bowerman
1932-9-3
1530
Contra Costa
Mount Diablo , Muir Area (Burn (1931))
Comment
UC691673
Eriodictyon californicum
Mary L. Bowerman
1932-9-3
1530
Contra Costa
Mount Diablo , Muir Area (Muir Area, Burn (1931))
Comment
CAS-BOT-BC250381
Eriogonum gracile
Mary L. Bowerman
1932-8-27
1524
Contra Costa
Mount Diablo. South of Turtle Rock
Comment
JEPS56891
Eriogonum gracile
W. L. Jepson
1898-10-18
Contra Costa
Deer Flat Mt. Diablo
Comment
UC691087
Eriogonum gracile
Mary L. Bowerman
1932-8-27
1524
Contra Costa
s Turtle Rock; Mount Diablo
Comment
UC692018
Eriogonum gracile var. gracile
Mary L. Bowerman
1932-11-11
1639
Contra Costa
Little below Moses Rock Spring (ridge leading up from Buckle Point (on west road)); Mount Diablo
Comment
UC692048
Eriogonum gracile var. gracile
Mary L. Bowerman
1931-9-12
1038
Contra Costa
spur jutting into west fork of Mitchell Canyon Mount Diablo, Mitchell Canyon
838
Comment
UC692149
Eriogonum inerme
Mary L. Bowerman
1935-6-1
3112
Contra Costa
largest ridge between Ransom Point and Mitchell-Pine divide; Mt. Diablo
1082
Comment Read comments May 14 2019
UC521769
Eriogonum luteolum var. luteolum
Joseph Andorfer Ewan
1933-10-15
8022
Contra Costa
sw slope Mt. Diablo Mt. Diablo
Comment
CAS-BOT-BC268906
Eriogonum nudum var. auriculatum
Mary L. Bowerman
1932-9-17
1578
Contra Costa
Mount Diablo. Donner Canyon, west branch. (Below fork of west branch.)
Comment
CAS-BOT-BC268907
Eriogonum nudum var. auriculatum
Mary L. Bowerman
1932-9-24
1593
Contra Costa
Mount Diablo. Flat-topped ridge above Mitchell Rock
441
Comment
CAS-BOT-BC268908
Eriogonum nudum var. auriculatum
Mary L. Bowerman
1931-9-12
1037
Contra Costa
Mount Diablo. Mitchell Canyon: Spur jutting out into west fork
838
Comment
CAS-BOT-BC268915
Eriogonum nudum var. auriculatum
Mary L. Bowerman
1932-9-17
1585
Contra Costa
Mount Diablo. Donner Canyon, West fork: of west fork
335
Comment
CAS-BOT-BC268916
Eriogonum nudum var. auriculatum
Mary L. Bowerman
1932-9-17
1585
Contra Costa
Mount Diablo. Donner Canyon, West fork: of west fork
335
Comment
UC521722
Eriogonum nudum var. auriculatum
Joseph Andorfer Ewan
1933-10-15
8032
Contra Costa
sw slope Mt. Diablo Mt. Diablo
Comment
UC691129
Eriogonum nudum var. auriculatum
Mary L. Bowerman
1932-9-17
1585
Contra Costa
west fork of west fork Donner Canyon; Mount Diablo
335
Comment
UC692046
Eriogonum nudum var. auriculatum
Mary L. Bowerman
1931-9-12
1037
Contra Costa
Mitchell Canyon, spur jutting out into w fork Mount Diablo
838
Comment
UC692197
Eriogonum nudum var. auriculatum
Mary L. Bowerman
1932-9-17
1578
Contra Costa
Donner Canyon, w branch below fork Mount Diablo
Comment
UC692198
Eriogonum nudum var. auriculatum
Mary L. Bowerman
1932-10-1
1597
Contra Costa
s Uncle Sam Canyon (Eagle Point Ridge); Mount Diablo
Comment
UC692201
Eriogonum nudum var. auriculatum
Mary L. Bowerman
1932-9-24
1594
Contra Costa
flat-topped ridge above Mitchell Rock; Mount Diablo
434
Comment
UC692202
Eriogonum nudum var. auriculatum
Mary L. Bowerman
1932-9-24
1593
Contra Costa
flat-topped ridge above Mitchell Rock; Mount Diablo
441
Comment
UC692203
Eriogonum nudum var. auriculatum
Mary L. Bowerman
1932-9-24
1593
Contra Costa
flat-topped ridge above Mitchell Rock; Mount Diablo
441
Comment
UC692204
Eriogonum nudum var. auriculatum
Mary L. Bowerman
1930-7-20
410
Contra Costa
near Silver Spring; Mount Diablo
Comment
UC692195
Eriogonum nudum var. pubiflorum
Mary L. Bowerman
1932-9-17
1586
Contra Costa
Donner Canoyn, w fork toward mouth Mount Diablo
Comment
UC692196
Eriogonum nudum var. pubiflorum
Mary L. Bowerman
1932-9-17
1586
Contra Costa
Donner Canoyn, w fork toward mouth Mount Diablo
Comment
CAS-BOT-BC267443
Eriogonum truncatum
Mary L. Bowerman
1933-5-25
2198
Contra Costa
Mount Diablo. Alamo Canyon: above Wilsons' barn
Comment
CAS-BOT-BC267444
Eriogonum truncatum
Mary L. Bowerman
1933-5-25
2198
Contra Costa
Mount Diablo. Alamo Canyon: above Wilsons' barn
Comment
POM300579
Eriogonum truncatum
Mary L. Bowerman
1933-5-25
2198
Contra Costa
Alamo Canyon; above Wilson's barn. Oyster Ridge, west end of south face.
Comment
UC692152
Eriogonum truncatum
Mary L. Bowerman
1933-5-25
2198
Contra Costa
Mount Diablo
Comment
CAS-BOT-BC267874
Eriogonum umbellatum var. bahiiforme
John Thomas Howell
1942-5-24
16967
Contra Costa
Eagle Peak, Mount Diablo
Comment
POM165074
Eriogonum umbellatum var. bahiiforme
A. D. E. Elmer
1903-07
s.n.
Contra Costa
Mount Diablo
Comment
RSA420628
Eriogonum umbellatum var. bahiiforme
Cora Mae Life
1924-07
s.n.
Contra Costa
Mount Diablo
Comment
UCD101575
Eriogonum wrightii var. trachygonum
Osterli
1950-10-1
s.n.
Contra Costa
Contra Costa County.
Comment
CAS-BOT-BC298505
Eriophyllum confertiflorum
Mary L. Bowerman
1933-6-3
2224
Contra Costa
2 miles by road from North Gate
Comment
UCD132150
Eriophyllum confertiflorum
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
UC691724
Eriophyllum confertiflorum var. confertiflorum
Mary L. Bowerman
1930-6-5
254
Contra Costa
w road <= n road written above> 5.8 mi from entrance; Mount Diablo
Comment
UC691731
Eriophyllum confertiflorum var. confertiflorum
Mary L. Bowerman
1933-6-3
2225
Contra Costa
2 mi by road from North Entrance; Mount Diablo
Comment
CAS-BOT-BC300924
Eriophyllum jepsonii
Mary L. Bowerman
1935-5-30
3087
Contra Costa
Mount Diablo. Eagle Point ridge
304
Comment
CDA10029
Eriophyllum jepsonii
D. G. Kelch
2007-4-28
7 .203
Contra Costa
Mitchell Canyon. Mt Diablo.
Comment
JEPS28851
Eriophyllum jepsonii
unknown
1896-5-29
Contra Costa
Mt. Diablo
Comment
UC196644
Eriophyllum jepsonii
J. W. Congdon
1896-5-29
Contra Costa
Mt. Diablo
Comment
UC691660
Eriophyllum jepsonii
Mary L. Bowerman
1935-5-30
3087
Contra Costa
Eagle Point Ridge
304
Comment
UC697145
Eriophyllum jepsonii
Mary L. Bowerman
1936-5-6
3409
Contra Costa
Uncle Sam Canyon
304
Comment
JEPS124456
Eriophyllum lanatum var. achilleoides
Daniel Slakey with CNPS Volunteers
2015-6-13
131
Contra Costa
Mt. Diablo State Park. Both above and below Burma Road; southwest-facing bank above fire trail.
Comment
UC507128
Eriophyllum lanatum var. achilleoides
Lincoln Constance
1933-6-25
E 96
Contra Costa
sw slopes of Mount Diablo
Comment
UC691662
Eriophyllum lanatum var. achilleoides
Mary L. Bowerman
1935-5-30
3097 a
Contra Costa
Eagle Point ridge = between the two n ridges which converge at Twin Peaks; Mt. Diablo, Eagle Point ridge
350
Comment
UC691665
Eriophyllum lanatum var. achilleoides
Mary L. Bowerman
1935-5-22
3065
Contra Costa
Eagle Point Ridge = most w of two ridges which converge at Twin Peaks; Mt. Diablo, Eagle Point Ridge
365
Comment
UC691666
Eriophyllum lanatum var. achilleoides
Mary L. Bowerman
1935-5-30
3097 d
Contra Costa
between the two ridges which converge at Twin Peaks (Eagle Point ridge) Mount Diablo
350
Comment
UC691668
Eriophyllum lanatum var. achilleoides
Mary L. Bowerman
1935-5-30
3097 b
Contra Costa
Eagle Point ridge = between the two n ridges which converge at Twin Peaks; Mt. Diablo, Eagle Point ridge
350
Comment
UC691723
Eriophyllum lanatum var. achilleoides
Mary L. Bowerman
1935-5-30
3097 c
Contra Costa
between the two ridges which converge at Twin Peaks (Eagle Point ridge) Mount Diablo
350
Comment
UC697147
Eriophyllum lanatum var. achilleoides
Mary L. Bowerman
1938-6-14
3687
Contra Costa
0.3 mi below Muir Area Mt. Diablo
960
Comment
UCD132203
Eriophyllum lanatum var. achilleoides
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
UC692704
Erodium cicutarium
Mary L. Bowerman
1930-6-28
387
Contra Costa
Mount Diablo, near road above junction Mount Diablo
Comment
UC692705
Erodium moschatum
Mary L. Bowerman
1931-4-4
655
Contra Costa
4.5 mi from entrance Mount Diablo (west road)
Comment
UC691774
Eryngium aristulatum var. aristulatum
Mary L. Bowerman
June 1942
3850
Contra Costa
South Rd. Mt.Diablo
Comment
UC692317
Eryngium aristulatum var. aristulatum
Mary L. Bowerman
1936-6-20
3417
Contra Costa
w. Mt. Zion (near rd. to Matthew's house (s.w. 1/4 section 15), just below house); Mt. Diablo
Comment
UC692373
Eryngium aristulatum var. aristulatum
Mary L. Bowerman
1935-5-22
3054
Contra Costa
saddle w. Twin Peaks (just s. of crest, Mt. Diablo); Mt. Diablo
441
Comment
UC691074
Erysimum capitatum
Mary L. Bowerman
1935-4-26
2915
Contra Costa
w ridge west of Indian Ceremonial Spring (just below Old Stage Rd); Mount Diablo
1005
Comment
UC691089
Erysimum capitatum
Mary L. Bowerman
1930-6-14
322
Contra Costa
open places near summit (nw exposure); Mount Diablo, Meridian Peak
Comment
UC1126420
Eschscholzia californica
R. C. Wilson
1935-3-29
159
Contra Costa
1 mi sw Mt. Diablo; Mt. Diablo Quadrangle
1005
Comment
UC692172
Eschscholzia californica
Mary L. Bowerman
1935-5-22
3059
Contra Costa
saddle w Twin Peaks (Eagle Point ridge); Mount Diablo
441
Comment
UC692180
Eschscholzia californica
Mary L. Bowerman
1932-3-27
1144
Contra Costa
near Mitchell Rock (on e side); Mount Diablo
Comment
UC1789210
Eucalyptus globulus
Barbara Ertter
2002-5-11
17840
Contra Costa
lower Emmons Canyon just outside of Mount Diablo State Park boundary.
Comment
UC1789211
Eucalyptus globulus
Barbara Ertter
2002-5-11
17840
Contra Costa
lower Emmons Canyon just outside of Mount Diablo State Park boundary.
Comment
JEPS99575
Eucrypta chrysanthemifolia
Mary L. Bowerman
1995-7-2
Contra Costa
Mount Diablo, Back Canyon.
Comment
JEPS1715
Eucrypta chrysanthemifolia var. chrysanthemifolia
Mary L. Bowerman
1931-4-4
652
Contra Costa
4.5 mi from Mount Diablo, West road entrance; Mount Diablo
396
Comment
UC1005249
Eucrypta chrysanthemifolia var. chrysanthemifolia
Rolf Y. Berg
1955-6-29
Contra Costa
ne of Mt. Diablo State Park (Mitchell Canyon); Mitchell Canyon
Comment
UC691714
Eucrypta chrysanthemifolia var. chrysanthemifolia
Mary L. Bowerman
1931-4-4
652
Contra Costa
4.5 mi from Mount Diablo, West road (=North road) entrance; Mount Diablo
396
Comment
UC880659
Eucrypta chrysanthemifolia var. chrysanthemifolia
Lewis S. Rose
1941-5-15
41232
Contra Costa
w slope Mt. Diablo
396
Comment
UC692712
Euphorbia crenulata
Mary L. Bowerman
1935-3-16
2742
Contra Costa
e fork Arroyo del Cerro; Mount Diablo
289
Comment
UC692696
Euphorbia spathulata
Mary L. Bowerman
1931-5-2
792
Contra Costa
n end Eagle Point ridge; Mount Diablo
Comment
UC692287
Festuca californica
Mary L. Bowerman
1931-5-2
788
Contra Costa
n end Eagle Point ridge; Mount Diablo
Comment
UC692366
Festuca californica
Mary L. Bowerman
1931-4-25
757
Contra Costa
Mount Diablo, near junction of s and w roads Mount Diablo
Comment
CAS-BOT-BC278315
Festuca californica subsp. californica
Mary L. Bowerman
1935-5-3
2953
Contra Costa
Mount Diablo. Fossil Ridge: Hillside below the Jungle of the Garden Gods
Comment
CAS-BOT-BC278316
Festuca californica subsp. californica
Mary L. Bowerman
1935-5-30
3094
Contra Costa
Mount Diablo. Between the two ridges which converge at Twin Peaks (Eagle Point ridge)
350
Comment
CAS-BOT-BC278317
Festuca californica subsp. californica
Mary L. Bowerman
1931-5-2
788
Contra Costa
Mount Diablo. North end of Eagle Point ridge
Comment
CAS-BOT-BC278318
Festuca californica subsp. californica
Mary L. Bowerman
1931-4-25
757
Contra Costa
Mount Diablo. Near junction of south and west roads
Comment
POM300669
Festuca californica var. californica
Mary L. Bowerman
1931-4-25
757
Contra Costa
Mount Diablo, near junction of South and West roads.
Comment
CAS-BOT-BC282487
Festuca elmeri
L. R. Abrams
1921-5-25
8051
Contra Costa
4 1/2 mi. from summit, Mt. Diablo
Comment
UC2028438
Ficus carica
Barbara Ertter with Chris Thayer
1996-10-25
15356
Contra Costa
Northwest flank of Mount Diablo, Northgate Trail along Little Pine Creek between North Gate Road and Diablo Foothills Regional Park
Comment
UC691816
Foeniculum vulgare
Mary L. Bowerman
1936-9-17
3546
Contra Costa
n.w. Mt.Zion (roadside s. of substation, Mt. Diablo); Mt. Diablo
Comment
JEPS42936
Forestiera pubescens
Mary L. Bowerman
1936-6-20
3414
Contra Costa
ridge w Mt. Zion (on w side of ridge); Mount Diablo
198
Comment
UC691899
Forestiera pubescens
Mary L. Bowerman
1936-6-20
3414
Contra Costa
w side of ridge w Mt. Zion; Mount Diablo
198
Comment
UC691905
Forestiera pubescens
Mary L. Bowerman
1936-6-20
3414
Contra Costa
w side of ridge w Mt. Zion; Mount Diablo
198
Comment
SEINET7417501
Frangula californica subsp. californica
L. J. Musselman
1970-7-26
3769
Contra Costa
W slope of Mount Diablo
1067
Comment
SEINET7417539
Frangula californica subsp. californica
L. J. Musselman
1970-7-26
3769
Contra Costa
W slope of Mount Diablo
1067
Comment
CAS-BOT-BC62922
Frangula californica subsp. tomentella
Alice Eastwood
1915-5-30
4449
Contra Costa
Mt. Diablo.
Comment
CAS-BOT-BC62923
Frangula californica subsp. tomentella
L. R. Abrams
1916-6-30
5706
Contra Costa
Mt. Diablo near Lake.
Comment
CAS-BOT-BC62924
Frangula californica subsp. tomentella
H. E. McMinn
1922-10-17
401
Contra Costa
Mitchell canyon - Mt. Diablo.
Comment
CAS-BOT-BC62925
Frangula californica subsp. tomentella
H. E. McMinn
s.n.
Contra Costa
Mt. Diablo.
Comment
CAS-BOT-BC223390
Fraxinus dipetala
Mary L. Bowerman
1930-6-22
363
Contra Costa
Mount Diablo. Mitchell Canyon
Comment
CAS-BOT-BC223391
Fraxinus dipetala
Mary L. Bowerman
1935-6-1
3104
Contra Costa
Mount Diablo. First small ridge east of Mitchell-Pine divide
975
Comment
CAS-BOT-BC223392
Fraxinus dipetala
H. E. McMinn
1922-10-1
407
Contra Costa
Mitchell Canon [Canyon], Mt. Diablo
Comment
CAS-BOT-BC223393
Fraxinus dipetala
Mary L. Bowerman
1935-6-1
3103
Contra Costa
Mount Diablo. First small ridge east of Mitchell-Pine divide
1005
Comment
POM300728
Fraxinus dipetala
Mary L. Bowerman
1930-6-22
363
Contra Costa
Mount Diablo: Mitchell Canyon
Comment
UC1753841
Fraxinus dipetala
Annetta M. Carter, Leo Bowerman
1935-6-1
875
Contra Costa
Mt. Diablo. NW facing slope, W side of main peak.
1005
Comment
UC691838
Fraxinus dipetala
Mary L. Bowerman
1935-6-1
3103
Contra Costa
first small ridge e Mitchell-Pine divide; Mount Diablo
1005
Comment
UC691855
Fraxinus dipetala
Mary L. Bowerman
1935-6-1
3104
Contra Costa
first small ridge e Mitchell-Pine divide; Mount Diablo
975
Comment
JEPS61926
Fritillaria affinis
W. L. Jepson
1918-6-3
7573
Contra Costa
Donner Canyon; Mt. Diablo
533
Comment
UC692002
Fritillaria affinis
Mary L. Bowerman
1931-3-8
561
Contra Costa
Mount Diablo, near mouth of Mitchell Canyon Mitchell Canyon; Mount Diablo, Mitchell Canyon
Comment
UC692003
Fritillaria affinis
Mary L. Bowerman
1931-3-8
562
Contra Costa
Mount Diablo, near mouth of Mitchell Canyon Mitchell Canyon; Mount Diablo, Mitchell Canyon
Comment
UC692004
Fritillaria affinis
Mary L. Bowerman
1933-5-9
2053
Contra Costa
Mount Diablo, Mountain House Canyon Mountain House Canyon; Mount Diablo, Mountain House Canyon
670
Comment
JEPS99505
Fritillaria liliacea
Mary Bowerman
1979-4-3
Contra Costa
Mount Diablo, Shell Ridge.
Comment
UCD121557
Galium andrewsii
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
JEPS124455
Galium andrewsii subsp. gatense
Daniel Slakey with CNPS Volunteers
2015-6-13
130
Contra Costa
Mt. Diablo State Park, east side of Burma Road.
Comment
JEPS124468
Galium andrewsii subsp. gatense
Daniel Slakey with CNPS Volunteers
2015-7-6
139
Contra Costa
Mt Diablo, along Oak Knoll Trail about 350 meters east of Summit Rd.
Comment
JEPS52812
Galium andrewsii subsp. gatense
Lauramay T. Dempster
1965-5-2
4090
Contra Costa
above Bridlepath Campground; Mount Diablo
701
Comment
JEPS52813
Galium andrewsii subsp. gatense
Lauramay T. Dempster
1965-5-2
4089
Contra Costa
just above Bridlepath Campground; Mt. Diablo
Comment
JEPS7031
Galium andrewsii subsp. gatense
Miss Ferguson
Contra Costa
Donner Canyon Mt. Diablo
Comment
UC691537
Galium aparine
Mary L. Bowerman
1935-6-1
3101
Contra Costa
gully e Mitchell-Pine Divide; Mount Diablo
975
Comment
UC1795726
Galium murale
Barbara Ertter, Mary Bowerman, Lisa Schultheis
1995-3-31
13942
Contra Costa
Mount Diablo State Park, lower end of Mitchell Canyon south of Clayton, open oak woodland/grassland open flat area on east side of stream not far from trail head.
182
Comment
UC691551
Galium porrigens
Mary L. Bowerman
1931-2-8
503
Contra Costa
4.5 mi by road from North Gate; Mount Diablo, Mineral Spring
Comment
JEPS6608
Galium porrigens var. porrigens
Mary L. Bowerman
1930-6-22
370
Contra Costa
Deer Flat Mount Diablo
Comment
UC697199
Gamochaeta ustulata
Mary L. Bowerman
1942-6-1
3846
Contra Costa
Lower Rock City Camp Mount Diablo
Comment
UC697203
Gamochaeta ustulata
Mary L. Bowerman
1938-6-2
3654
Contra Costa
100 yds n Rock City Camp; Mount Diablo, Dan Cook Canyon
548
Comment
CDA31081
Garrya elliptica
D. G. Kelch, Troy McGregor; Ed Biffin
2010-6-1
10 .217
Contra Costa
Mt. Diablo. Knobcone Point Rd.
Comment
UC1122641
Garrya elliptica
R. C. Wilson
1935-3-29
163
Contra Costa
1 mi w Deer Flat; Mt. Diablo Quad.
685
Comment
UC692505
Garrya elliptica
Mary L. Bowerman
1933-3-11
1747
Contra Costa
Fossil Ridge Mount Diablo (knoll s of 1778 point, of crest of hill)
Comment
UC692506
Garrya elliptica
Mary L. Bowerman
1933-3-11
1746
Contra Costa
Fossil Ridge Mount Diablo (knoll s of 1778 point, of crest of hill)
Comment
UC1795673
Garrya flavescens
Barbara Ertter, Holly Forbes
1996-2-11
14549
Contra Costa
North side Mount Diablo; Murchio Gap on Median Ridge Road, chaparral on serpentine-derived clay; regrowth after burn of several years previous
731
Comment Read comments Aug 17 2011
POM300683
Gastridium phleoides
Mary L. Bowerman
1931-5-2
798 a
Contra Costa
Foot of Eagle Point ridge. Mount Diablo.
Comment
UC692411
Gastridium ventricosum
Mary L. Bowerman
1931-5-2
798 a
Contra Costa
foot of Eagle Point ridge Mount Diablo; , foot of Eagle Point ridge
Comment
UC692706
Geranium dissectum
Mary L. Bowerman
1930-6-28
401
Contra Costa
Lower Silver Spring Mount Diablo
Comment
UC692707
Geranium dissectum
Mary L. Bowerman
1931-4-11
708
Contra Costa
Pine Canyon mouth Mount Diablo
Comment
JEPS99600
Geranium molle
Mary Bowerman
1978-4-17
Contra Costa
Mount Diablo, Back Canyon.
259
Comment
UC691599
Gilia achilleifolia subsp. achilleifolia
Mary L. Bowerman
1935-5-8
2970
Contra Costa
Muir Area, Mount Diablo Mount Diablo, Muir Area
Comment
UC691627
Gilia achilleifolia subsp. achilleifolia
Mary L. Bowerman
1933-5-9
2059
Contra Costa
Muir Area , Muir Area (Mount Diablo)
Comment
UC796580
Gilia achilleifolia subsp. achilleifolia
Reed C. Rollins
1946-3-25
3045
Contra Costa
w slope of Mount Diablo Mount Diablo
Comment
UC908901
Gilia achilleifolia subsp. achilleifolia
Herbert L. Mason
1938-5-3
11753
Contra Costa
trail between Juniper Camp and Deer Flat (Mount Diablo); , trail bet Juniper Camp and Deer Flat
990
Comment
JEPS69435
Gilia achilleifolia subsp. multicaulis
Mary L. Bowerman
1935-4-17
2839
Contra Costa
West Road 2 mi from entrance Mount Diablo; , West Road
Comment
UC691601
Gilia achilleifolia subsp. multicaulis
Mary L. Bowerman
1935-4-17
2839
Contra Costa
West Road 2 mi from entrance Mount Diablo ((= North Rd.)); , West Road
289
Comment
UC691613
Gilia achilleifolia subsp. multicaulis
Mary L. Bowerman
1935-5-30
3088
Contra Costa
Eagle Point Ridge Mount Diablo, Eagle Point Ridge
320
Comment
UC880124
Gilia achilleifolia subsp. multicaulis
Lewis S. Rose
1941-5-15
41231
Contra Costa
w slope Mount Diablo; w slope Mount Diablo
396
Comment
UCD117632
Gilia achilleifolia subsp. multicaulis
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
between Diablo and Summit.
Comment
JEPS85758
Gilia clivorum
Roy E. Buck
1989-3-11
1102
Contra Costa
9 air km se Walnut Creek (ca 2.0 air km w of Moses Rock Spring, sw-facing slope on n side of North Gate Rd, 0.3 road mi se of park boundary); Mt. Diablo State Park
207
Comment
SD234478
Gilia clivorum
Peter L. Morrell, N. Takebayashi.
1995-5-21
472
Contra Costa
Central Coast: S of Clayton in Mitchell Canyon, above the banks of Mitchell Creek and beneath Eagle Peak (Clayton 7.5' Q)
399
Comment
UC1502525
Gilia clivorum
Daniel J. Schoen
1980-4-9
Contra Costa
Population #78004 Population Name: Eagle Ridge
Comment
UC691608
Gilia clivorum
Mary L. Bowerman
1935-5-1
2932
Contra Costa
West Road 2 mi from entrance (( = North Road), Mount Diablo); Mount Diablo, West Road (=North Road)
182
Comment
UC691652
Gilia clivorum
Mary L. Bowerman
1935-4-19
2857
Contra Costa
West Road 3.5 mi from entrance (( = North Road), Mount Diablo); Mount Diablo, West Road (=North Road)
365
Comment
UC691671
Gilia clivorum
Mary L. Bowerman
1931-3-21
604
Contra Costa
e end Fossil Ridge , Fossil Ridge, e end (Mount Diablo)
Comment
UC691674
Gilia clivorum
Mary L. Bowerman
1935-4-17
2827
Contra Costa
West Road 2 mi from entrance (( = North Road), Mount Diablo); Mount Diablo, West Road (=North Road)
237
Comment
UC691677
Gilia clivorum
Mary L. Bowerman
1935-4-19
2858
Contra Costa
near Turtle Rock (dry hillside on opposite side of road); Mount Diablo, near Turtle Rock
457
Comment
UC691678
Gilia clivorum
Mary L. Bowerman
1935-4-22
2894
Contra Costa
ridge w Pioneer Road (w of Stage Road) (Mount Diablo); Mount Diablo
822
Comment
UC691679
Gilia clivorum
Mary L. Bowerman
1935-4-17
2840
Contra Costa
North Road 2 mi from North Gate (Mount Diablo); , North Road
289
Comment
UC691680
Gilia clivorum
Mary L. Bowerman
1935-4-19
2865
Contra Costa
North Road 6.3 mi from North Gate (Mount Diablo, above Pepperwood Spring); Mount Diablo, above Pepperwood Spring
609
Comment
UC908353
Gilia clivorum
Herbert L. Mason
1938-5-3
11752
Contra Costa
trail between Juniper Camp and Deer Flat (Mount Diablo); , btw Juniper Camp and Deer Flat
990
Comment
UCR178962
Gilia clivorum
Peter L. Morrell, N. Takebayashi
1995-5-21
472
Contra Costa
Central Coast, S of Clayton in Mitchell Canyon, above the banks of Mitchell Creek and beneath Eagle Peak
400
Comment
UCR182844
Gilia clivorum
Peter L. Morrell, N. Takebayashi, Diana Wolf, D. E. Krause
1995-5-21
471
Contra Costa
Central Coast, S of Clayton in Mitchell Canyon, above the banks of Mitchell Creek and beneath Eagle Peak
400
Comment
UC691597
Gilia tricolor subsp. tricolor
Mary L. Bowerman
1935-4-19
2864
Contra Costa
West Road = North Road 6.3 mi from entrance Mount Diablo (Mount Diablo, above Pepperwood Spring); Mount Diablo, above Pepperwood Spring
609
Comment
JEPS28828
Githopsis diffusa subsp. robusta
L. R. Heckard with P. Silva, R. Tucker
1962-4-22
1302
Contra Costa
Lookout Point Picnic Area Mt. Diablo State Park
731
Comment
JEPS99596
Githopsis diffusa subsp. robusta
Mary Bowerman
1978-5-14
Contra Costa
Mount Diablo, Back Canyon trail to mine.
Comment
JEPS99527
Gnaphalium palustre
Mary L. Bowerman
1975-9-14
Contra Costa
Mount Diablo, in mud of rivulent leading into Sheepherder's Pond from the spring.
Comment
UC2042497
Grindelia hirsutula
Barbara Keller
2007-7-10
Contra Costa
Mt. Diablo State Park, along Summit Rd.
Comment
UC691868
Grindelia hirsutula
Mary L. Bowerman
1930-6-18
347
Contra Costa
Dan Cook Canyon Mount Diablo, Dan Cook Canyon
Comment
UC1292655
Guillenia flavescens
A. R. Kruckeberg
1949-4-16
1735
Contra Costa
2 mi inside old North Entrance (not tollgate); Mount Diablo State Park
Comment
UC1736552
Guillenia flavescens
Dean W. Taylor
1994-3-30
14108
Contra Costa
Mt. Diablo (in Mt. Diablo State Park), 2 miles South along North Gate Road from the North Gate kiosk,
365
Comment
UC691137
Guillenia flavescens
Mary L. Bowerman
1935-4-17
2842
Contra Costa
2 mi from West road (=North Rd.) entrance (ridge w of chaparral, immediately e of section line); Mount Diablo
304
Comment
UC691138
Guillenia flavescens
Mary L. Bowerman
1935-4-12
2823
Contra Costa
2 mi from North Road entrance (just n of the road); Mount Diablo
Comment
UC691151
Guillenia flavescens
Mary L. Bowerman
1933-4-15
1859
Contra Costa
second ridge se Arroyo del Cerro; Mount Diablo
Comment
UC691152
Guillenia flavescens
Mary L. Bowerman
1935-4-22
2879
Contra Costa
2 mi from North Gate (North Road, just w of chaparral); Mount Diablo
213
Comment
UC691153
Guillenia flavescens
Mary L. Bowerman
1935-4-22
2879
Contra Costa
2 mi from North Gate (North Road, just w of chaparral); Mount Diablo
213
Comment
UC691154
Guillenia flavescens
Mary L. Bowerman
1935-4-22
2879
Contra Costa
2 mi from North Gate (North Road, just w of chaparral); Mount Diablo
213
Comment
UC691155
Guillenia flavescens
Mary L. Bowerman
1935-6-8
3122
Contra Costa
2 mi from West road (= North Rd.) entrance (w of chaparral); Mount Diablo
Comment
UC796509
Guillenia flavescens
Reed C. Rollins
1946-3-25
3046
Contra Costa
w slope Mount Diablo
Comment
UC691080
Guillenia lasiophylla
Mary L. Bowerman
1935-4-22
2892
Contra Costa
ridge w Pioneer Road (w of Old Stage Road); Mount Diablo
853
Comment
UC1795793
Hedypnois rhagadioloides
Barbara Ertter, Mary Bowerman
1995-6-11
14249
Contra Costa
Shell Ridge Recreation Area southeast of Walnut Creek, at west base Mt. Diablo.; annual grassland near Indian Valley School entrance, clay soil (planted Clarkia also present).
91
Comment
CAS-BOT-BC305320
Helianthella castanea
John Thomas Howell
1940-4-21
15398
Contra Costa
Pine Canyon, Mt. Diablo
Comment
CAS-BOT-BC305322
Helianthella castanea
Alice Eastwood
1915-5-30
4475
Contra Costa
Mitchel [Mitchell] Canyon, Mt. Diablo
Comment
JEPS101391
Helianthella castanea
Dean Wm. Taylor and Sally deBecker
2000-5-14
17454
Contra Costa
Lime Ridge, Mount Diablo Region; in a gully 0.3 air miles due south of VABM 1001, and about 100 m due south of the base of Tower 1/9 of the PG&E Clayton-Lakewood transmission line
289
Comment Read comments Mar 14 2018
JEPS86612
Helianthella castanea
L. R. Heckard
1989-4-22
6727 a
Contra Costa
Rocky Point Mt. Diablo State Park
Comment
JEPS89719
Helianthella castanea
Dean William Taylor
1971-3-28
976
Contra Costa
at s. gate to Mt. Diablo State Park
609
Comment
RSA72655
Helianthella castanea
J. T. Howell
1940-4-21
15398
Contra Costa
Pine Canyon, Mount Diablo
Comment
UC1819046
Helianthella castanea
Barbara Ertter, Lisa Schultheis
1995-4-27
14016
Contra Costa
Lime Ridge open space northwest of Mt. Diablo in Walnut Creek; north-facing open brushy slope with scattered oaks along extension of Valley View road.
182
Comment
UC62937
Helianthella castanea
H. M. Evans
1907-4-6
Contra Costa
Pine Canyon, Mt. Diablo
Comment
CAS-BOT-BC223917
Helianthemum scoparium
Mary L. Bowerman
1933-3-25
1775
Contra Costa
Mount Diablo. Emmons Canyon: (Diablo Stock Farm (Stone Valley) canyon)
Comment
CAS-BOT-BC223918
Helianthemum scoparium
Mary L. Bowerman
1932-4-9
1332
Contra Costa
Mount Diablo. Ridge to Wall Point, from near Rock City
Comment
CDA31041
Helianthemum scoparium
D. G. Kelch, Troy McGregor; Ed Biffin
2010-6-1
10 .229
Contra Costa
Mt. Diablo. Knobcone Point Rd.
Comment
UC691733
Helianthus annuus
Mary L. Bowerman
1936-9-17
3547
Contra Costa
road to substation nw of Mount Zion (roadside, w side, between substation and Marsh Creek Road); Mount Diablo
Comment
CAS-BOT-BC305606
Helianthus californicus
Mary L. Bowerman
1932-9-17
1581
Contra Costa
Mount Diablo. Donner Canyon, west fork
Comment
UC2028434
Helianthus californicus
Barbara Ertter with Chris Thayer
1996-10-25
15351
Contra Costa
Northwest flank of Mount Diablo, Northgate Trail along Little Pine Creek between North Gate Road and Diablo Foothill Regional Park
Comment
UC521719
Helianthus californicus
Joseph Andorfer Ewan
1933-10-15
8037
Contra Costa
sw slope Mount Diablo (along open creek bed or burned area)
Comment
UC697183
Helianthus californicus
Mary L. Bowerman
1932-9-17
1581
Contra Costa
west fork Donner Canyon (streambed); Mount Diablo
Comment
CAS-BOT-BC305670
Helianthus gracilentus
Mary L. Bowerman
1932-9-24
1592
Contra Costa
Mount Diablo. Knoll west of Twin Peaks
457
Comment
UC697184
Helianthus gracilentus
Mary L. Bowerman
1935-5-22
3055
Contra Costa
Saddle w of Twin Peaks ((Eagle Point Ridge)); Mount Diablo
Comment
UC697185
Helianthus gracilentus
Mary L. Bowerman
1932-9-24
1592
Contra Costa
knoll w of Twin Peaks; Mount Diablo
457
Comment
UC691497
Helminthotheca echioides
Mary L. Bowerman
1936-8-8
3524
Contra Costa
w fork Diablo Stock Farm Canyon (= Emmons Cayon, Wattis Ranch); Mount Diablo, Diablo Stock Farm (Wattis Ranch) Canyon, w for
Comment
UC697141
Helminthotheca echioides
Mary L. Bowerman
1936-10-24
3583
Contra Costa
Mount Diablo, North Road
131
Comment
JEPS88687
Hemizonia congesta subsp. luzulifolia
John Thomas Howell
1955-8-24
30900
Contra Costa
field border near Diablo Country Club; s base of Mt. Diablo
Comment
JEPS99532
Hemizonia congesta subsp. luzulifolia
Mary L. Bowerman
1993-10-17
Contra Costa
Mount Diablo. Regency road.
Comment
UC697176
Hemizonia congesta subsp. luzulifolia
Mary L. Bowerman
1931-10-13
1061
Contra Costa
w Sycamore Creek (roadside); Mount Diablo, Sycamore Valley
Comment
JEPS33796
Hesperevax sparsiflora
W. L. Jepson
1925-4-26
10685
Contra Costa
grassy adobe hills by Green Valley (Mt. Diablo); Mt. Diablo
Comment
CAS-BOT-BC310194
Hesperevax sparsiflora var. sparsiflora
Mary L. Bowerman
1933-4-15
1850
Contra Costa
Mount Diablo. Canyon south of Arroyo del Cerro
Comment
CAS-BOT-BC310195
Hesperevax sparsiflora var. sparsiflora
Mary L. Bowerman
1931-4-11
688
Contra Costa
Mount Diablo. Pine Canyon
121
Comment
UC691822
Hesperevax sparsiflora var. sparsiflora
Mary L. Bowerman
1931-4-25
753
Contra Costa
2 mi by road from west entrance Mount Diablo
Comment
UC697201
Hesperevax sparsiflora var. sparsiflora
Mary L. Bowerman
1933-4-15
1850
Contra Costa
canyon s of Arroyo del Cerro; Mount Diablo
Comment
UC697202
Hesperevax sparsiflora var. sparsiflora
Mary L. Bowerman
1931-4-11
688
Contra Costa
Pine Canyon; Mount Diablo
121
Comment
CAS-BOT-BC167441
Hesperolinon breweri
Mary L. Bowerman
1930-6-22
356
Contra Costa
Mitchell Canyon. Mt Diable
Comment
JEPS122860
Hesperolinon breweri
Adam C. Schneider with C. Matt Guilliams
2014-5-29
557
Contra Costa
Mt. Diablo State Park. Trail to Murchio Gap.
Comment
JEPS122865
Hesperolinon breweri
Adam C. Schneider with Yuri P. Springer
2014-5-16
592
Contra Costa
Donner Creek Fire Rd trail, Mt. Diablo State Park.
Comment
JEPS32328
Hesperolinon breweri
W. L. Jepson
1918-6-3
7568
Contra Costa
Donner Canyon Mt. Diablo
Comment
POM301857
Hesperolinon breweri
Mary L. Bowerman
1935-6-15
3137
Contra Costa
Eagle Point ridge east of 2632
Comment
POM304529
Hesperolinon breweri
J. T. Howell
1942-7-19
s.n.
Contra Costa
Northeast of Deer Flat, Mount Diablo
Comment
RSA0031306
Hesperolinon breweri
Barbara Ertter
2000-5-14
17000
Contra Costa
Donner Canyon on north side of Mount Diablo.
335
Comment
RSA135385
Hesperolinon breweri
Volney Rattan
1886-06
s.n.
Contra Costa
Mount Diablo
Comment
SBBG29918
Hesperolinon breweri
J. T. Howell
1942-7-19
Contra Costa
NE of Deer Flat, Mt Diablo
Comment
UC692694
Hesperolinon breweri
Mary L. Bowerman
1935-6-15
3137
Contra Costa
Eagle Point Ridge w 2632; Mount Diablo
762
Comment
UC692701
Hesperolinon breweri
Mary L. Bowerman
1935-5-22
3058
Contra Costa
saddle w Twin Peaks ((Eagle Point Ridge)); Mount Diablo
441
Comment
JEPS124458
Heterotheca sessiliflora subsp. echioides
Daniel Slakey with CNPS Volunteers
2015-6-29
134
Contra Costa
Mt. Diablo State Park, Wall Point.
Comment
UC691817
Heterotheca sessiliflora subsp. echioides
Mary L. Bowerman
1930-12-2
501
Contra Costa
near base Mount Zion; Mount Diablo
Comment
CAS-BOT-BC424186
Heuchera micrantha var. hartwegii
L. R. Abrams
1921-5-25
8056
Contra Costa
4 1.2 mi from summit Mt Diablo
Comment
UC1069570
Holocarpha heermannii
R. W. Lundh
1932-9-23
171
Contra Costa
1 mi sw Mt. Diablo; Mt. Diablo Quadrangle
914
Comment
UC1069572
Holocarpha heermannii
H. S. Yates
1934-9-2
4085
Contra Costa
2 mi s Mt. Diablo; Mt. Diablo Quadrangle
Comment
UC1598596
Holocarpha heermannii
John Thomas Howell
1955-8-24
30901
Contra Costa
near Diablo Country Club (s base of Mt. Diablo); Mt. Diablo
Comment
UC691479
Holocarpha heermannii
Mary L. Bowerman
1930-7-20
409
Contra Costa
Silver Spring
Comment
RSA449754
Holodiscus discolor
Thekla Mohr
1917-07
3255
Contra Costa
Mount Diablo
Comment
RSA449755
Holodiscus discolor
Bonnie C. Templeton
1962-6-10
s.n.
Contra Costa
Mt Diablo.
Comment
UC1127988
Holodiscus discolor
R. C. Wilson
1935-3-19
141
Contra Costa
1 mi se of Wall Point (Quadrangle Mount Diablo); Quadrangle Mount Diablo
426
Comment
UC691113
Holodiscus discolor
Mary L. Bowerman
1935-6-21
3146
Contra Costa
Mount Diablo, east fork Arroyo Del Cerro, several hundred yards below the spring Arroyo Del Cerro; Mount Diablo, Arroyo Del Cerro
289
Comment
UC691147
Holodiscus discolor
Mary L. Bowerman
1935-6-15
3130
Contra Costa
Mount Diablo, ridge running north from Mitchell-Pine divide Mount Diablo
944
Comment
UC691196
Hordeum marinum subsp. gussoneanum
Mary L. Bowerman
1933-5-11
2086
Contra Costa
Inner Black Hills w of saddle , Inner Black Hills w of saddle (Mount Diablo)
Comment
UC691197
Hordeum marinum subsp. gussoneanum
Mary L. Bowerman
1932-11-26
1670
Contra Costa
Boulevard Spring (West road) Mount Diablo (edge of spring); , Boulevard Spring
Comment
UC692426
Hordeum marinum subsp. gussoneanum
Mary L. Bowerman
1931-5-13
846
Contra Costa
Pine Canyon floor slightly more than a mi above the Sulphur Spring (Mount Diablo); , Pine Canyon Floor
Comment
POM301853
Hordeum murinum subsp. glaucum
Mary L. Bowerman
1933-5-8
2003
Contra Costa
Fossil Ridge, south face, not far from but out of sight of South Gate
290
Comment
UC691195
Hordeum murinum subsp. leporinum
Mary L. Bowerman
1931-4-4
645
Contra Costa
West Road about one mi from entrance Mount Diablo (= North Road)
Comment
UC697126
Hordeum murinum subsp. leporinum
Mary L. Bowerman
1933-5-8
2003
Contra Costa
s face Fossil Ridge not far from but out of sight of South Entrance Mount Diablo; , s face Fossil Ridge
289
Comment
UC691092
Horkelia californica subsp. dissita
Mary L. Bowerman
1930-6-28
404
Contra Costa
Mount Diablo, Lower Silver Spring
Comment
UC691094
Horkelia californica subsp. dissita
Mary L. Bowerman
1932-11-25
1666
Contra Costa
Mount Diablo, Silver Spring
Comment
UC691097
Horkelia californica subsp. dissita
Mary L. Bowerman
1938-6-14
3684
Contra Costa
Mt. Diablo, Rocky Point Spring
701
Comment
UCD106066
Hosackia crassifolia
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
UC692603
Hypericum formosum var. scouleri
Mary L. Bowerman
1930-6-28
395
Contra Costa
Mt. Diablo, Lower Silver Spring
Comment
UC691452
Hypochaeris glabra
Mary L. Bowerman
1931-4-11
691
Contra Costa
Pine Canyon
121
Comment
CAS-BOT-BC102303
Juglans hindsii
D. E. Stone; B. L. Stone
2004-7-9
4286
Contra Costa
Just inside entrance to northern perimeter of Mount Diablo State Park, at terminus of Mitchell Canyon Rd south of
172
Comment
UC2028644
Juglans hindsii
Barbara Ertter with Chris Thayer
1996-10-25
15355
Contra Costa
Northwest flank of Mount Diablo Northgate Trail along Little Pine Creek between North Gate Road and Diablo Foothills Regional Park
Comment
UC691984
Juncus ambiguus
Mary L. Bowerman
1930-6-10
292
Contra Costa
Mount Diablo, Mineral Spring Mineral Spring; Mount Diablo, Mineral Spring
Comment
JEPS99492
Juncus bufonius var. bufonius
Mary Bowerman
1995-6-4
Contra Costa
Mount Diablo, North Gate Rd.
Comment
UC691983
Juncus bufonius var. bufonius
Mary L. Bowerman
1931-4-4
635
Contra Costa
Mount Diablo, 2 mi by road from West Entrance = North Gate Mount Diablo
Comment
UC691986
Juncus bufonius var. congestus
Mary L. Bowerman
1932-11-26
1671
Contra Costa
Mount Diablo, Boulevard Spring (North Road) Boulevard Spring; Mount Diablo, Boulevard Spring
Comment
JEPS99595
Juncus patens
Mary Bowerman
1993-10-22
Contra Costa
Mount Diablo, Pine Pond floodplain.
Comment
UC691911
Juncus patens
Mary L. Bowerman
1932-11-26
1680
Contra Costa
above South Road (in sight of South Gate); Mount Diablo, South Gate Spring
Comment
UC691915
Juncus patens
Mary L. Bowerman
1933-11-9
2469
Contra Costa
West Sheepherders' Spring Mount Diablo
701
Comment
UC691938
Juncus patens
Mary L. Bowerman
1932-11-26
1674
Contra Costa
between Corral Spring and Boulevard Spring; Mount Diablo, Patens Springs
Comment
JEPS102895
Juncus phaeocephalus var. paniculatus
Barbara Ertter
1998-5-3
16061
Contra Costa
below Stage Road SE of Turtle Rock ponds Mount Diablo
304
Comment
JEPS102917
Juncus phaeocephalus var. paniculatus
Barbara Ertter
1998-5-3
16061
Contra Costa
wet meadow below Stage Road SE of Turtle Rock Ponds; Mount Diablo
304
Comment
RSA0033763
Juncus phaeocephalus var. paniculatus
Barbara Ertter
1998-5-3
16061
Contra Costa
Area of Turtle Rock ponds along Barbeque Terrace road in upper Pine Canyon, southwest flank of Mount Diablo, below road SE of ponds.
304
Comment
UC1133731
Juncus xiphioides
C. M. Belshaw
1936-5-9
2073
Contra Costa
Mitchell Creek Mt. Diablo Quad.
152
Comment
UC521770
Juncus xiphioides
Joseph Andorfer Ewan
1933-10-15
8019
Contra Costa
sw slope Mt. Diablo
Comment
UC691976
Juncus xiphioides
Mary L. Bowerman
1930-6-28
383
Contra Costa
Canyon Nook Picnic Grounds Mount Diablo
670
Comment
UC691979
Juncus xiphioides
Mary L. Bowerman
1933-6-21
2337
Contra Costa
Donner Canyon Mount Diablo
335
Comment
UC691982
Juncus xiphioides
Mary L. Bowerman
1932-8-27
1523
Contra Costa
s of Turtle Rock; Mount Diablo
Comment
A356227
Juniperus californica
J. W. Kelly
1932-7-20
Unknown
Laurel Dell, Mt. Diablo
Comment
GH356268
Juniperus californica
L. S. Rose
1941-3-22
41052
Unknown
Mt. Diablo, w. slope
914
Comment
UC1134276
Juniperus californica
R. W. Lundh
1932-8-26
147
Contra Costa
Laurel Dell Camp Mt. Diablo Mt. Diablo Quadrangle, Mt. Diablo
899
Comment
UC486488
Juniperus californica
Mrs. G. Earle Kelly
1932-7-20
Contra Costa
Laurel Dell Mt. Diablo, Laurel Dell
Comment
UC521718
Juniperus californica
Joseph Andorfer Ewan
1933-10-15
8038
Contra Costa
sw slope Mt. Diablo
1066
Comment
UCR162417
Juniperus californica
David A. Charlet, T. Charlet, Elizabeth Charlet
1991-5-28
710
Contra Costa
Mt. Diablo, 'Juniper Camp'
875
Comment
JEPS55998
Keckiella corymbosa
L. R. Heckard and R. Bacigalupi
1968-6-27
Contra Costa
Bald Ridge Mt. Diablo (along trail to Eagle Peak, ne of Deer Flat)
670
Comment
NY790275
Keckiella corymbosa
A. D. E. Elmer
07 1903
4956
Contra Costa
Mt. Diablo
Comment
POM156900
Keckiella corymbosa
A. D. E. Elmer
1903-07
4956
Contra Costa
Mount Diablo
Comment
UC691513
Keckiella corymbosa
Mary L. Bowerman
1936-9-10
3544
Contra Costa
Donner Canyon; Mount Diablo
304
Comment
JEPS70570
Koeleria macrantha
W. L. Jepson
1918-6-5
7601
Contra Costa
Donner Canyon Mt. Diablo; vicinity of San Francisco Bay, Mt. Diablo
533
Comment
JEPS71238
Koeleria macrantha
Mary L. Bowerman
1931-5-2
796
Contra Costa
upper end of canyon, 2 n ridges, Eagle Pt. Ridge Mt. Diablo; , 2 n ridges, Eagle Pt. Ridge
Comment
POM300736
Koeleria macrantha
Mary L. Bowerman
1932-4-16
1354
Contra Costa
Eagle Point ridge above Twin Peaks ('1682' point)
Comment
UC691218
Koeleria macrantha
Mary L. Bowerman
1935-6-1
3110
Contra Costa
largest ridge between Ransom Point Ridge and Mitchell-Pine divide Mount Diablo; , btw Ransom Point ridge and Mitchell-Pine divid
1066
Comment
UC691220
Koeleria macrantha
Mary L. Bowerman
1934-6-9
2549
Contra Costa
Fossil Ridge s of 1700 foot point Mount Diablo (Mount Diablo); , Fossil Ridge
Comment
UC691222
Koeleria macrantha
Mary L. Bowerman
1931-5-2
796
Contra Costa
n end of Eagle Point ridge Mount Diablo (in canyon on n face, upper end); , n end of Eagle Point Ridge
Comment
UC692396
Koeleria macrantha
Mary L. Bowerman
1935-5-22
3036
Contra Costa
Eagle Point ridge, canyon at n end which heads into saddle w of Twin Peaks, little above the canyon bottom Mount Diablo; , Eagle Point ridge
304
Comment
UC692397
Koeleria macrantha
Mary L. Bowerman
1935-5-8
2974 a
Contra Costa
knoll on spur s of Pioneer Camp Mount Diablo; , knoll s of Pioneer Camp
762
Comment
UC692414
Koeleria macrantha
Mary L. Bowerman
1935-4-17
2841
Contra Costa
West [= North Rd.] road 2 mi from entrance Mount Diablo; , West raod 2 mi from entrance
243
Comment
UCD85839
Koeleria macrantha
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
UC691804
Lactuca saligna
Mary L. Bowerman
1932-11-26
1676
Contra Costa
Maple Spring; Mount Diablo
Comment
UC691777
Lactuca serriola
Mary L. Bowerman
1930-10-4
483
Contra Costa
Maple Spring Mount Diablo
Comment
UC691780
Lactuca serriola
Mary L. Bowerman
1932-9-24
1591
Contra Costa
ridge running w from Twin Peaks; Mount Diablo
335
Comment
CAS-BOT-BC341476
Lagophylla ramosissima
Mary L. Bowerman
1930-6-5
262
Contra Costa
Mount Diablo. North road 5.8 miles from North Gate
457
Comment
UC691493
Lagophylla ramosissima
Mary L. Bowerman
1933-5-4
1992
Contra Costa
Fossil Ridge
Comment
UC697161
Lagophylla ramosissima
Mary L. Bowerman
1930-6-5
262
Contra Costa
North Road 5.8 mi from North Gate; Mount Diablo
457
Comment
UC34166
Lasthenia californica subsp. bakeri
Harley P. Chandler
1901-4-5
994 A
Contra Costa
Mt. Diablo
Comment
CAS-BOT-BC352924
Lasthenia glaberrima
Mary L. Bowerman
1935-6-21
3153
Contra Costa
Mount Diablo. South of Turtle Rock, pool east of main pond
Comment
UC691500
Lasthenia glaberrima
Mary L. Bowerman
1935-6-21
3153
Contra Costa
s Turtle Rock
Comment
CAS-BOT-BC361123
Lasthenia microglossa
Mary L. Bowerman
1932-3-27
1141
Contra Costa
Mitchell Rock: Mount Diablo
Comment
JEPS99509
Lasthenia microglossa
Mary Bowerman
1979-4-10
Contra Costa
Mount Diablo, Mitchell Canyon opposite upper end of old reservoir.
Comment
UC697155
Lasthenia microglossa
Mary L. Bowerman
1932-3-27
1141
Contra Costa
Mitchell Rock Mount Diablo, Mitchell Rock
Comment
UC697156
Lasthenia microglossa
Mary L. Bowerman
1936-4-23
3405
Contra Costa
Mitchell-Pine Divide, northern most point Mount Diablo
838
Comment
CHSC39488
Lathyrus sulphureus
Tyler Williams; V. Oswald
1984-4-18
21
Contra Costa
Mt. Diablo. Ca. 5 yd e of turnout on Summit Rd., 0.1 mi e of Junction Ranger Station in Mount Diablo State Park.
609
Comment
JEPS55375
Lathyrus vestitus var. vestitus
W. L. Jepson
1918-6-5
7615
Contra Costa
Donner Canyon Mt. Diablo
701
Comment
UC692237
Lathyrus vestitus var. vestitus
Mary L. Bowerman
1931-4-19
742
Contra Costa
above lower Deer Flat Mount Diablo, Deer Flat
Comment
UC692238
Lathyrus vestitus var. vestitus
Mary L. Bowerman
1931-4-19
741
Contra Costa
above lower Deer Flat Mount Diablo, Deer Flat
Comment
UC692407
Lathyrus vestitus var. vestitus
Mary L. Bowerman
1930-6-5
257
Contra Costa
5.8 mi by road from North Gate (North Road); Mount Diablo
457
Comment
UC692675
Lathyrus vestitus var. vestitus
Mary L. Bowerman
1931-3-7
552
Contra Costa
by South Road just below junction Mount Diablo
Comment
CAS-BOT-BC321746
Layia gaillardioides
Mary L. Bowerman
1935-4-17
2847
Contra Costa
Mt. Diablo. North Road, 2 mi from North Gate, ridge west of chaparral.
335
Comment
UC691554
Layia gaillardioides
Mary L. Bowerman
1932-4-16
1351
Contra Costa
n of Eagle Point; Eagle Point Ridge
Comment
UC697167
Layia gaillardioides
Mary L. Bowerman
1933-4-15
1864
Contra Costa
second ridge s of Arroyo del Cerro; Mount Diablo
Comment
UC697168
Layia gaillardioides
Mary L. Bowerman
1935-4-17
2847
Contra Costa
west road, = North Rd., 2 mi from entrance Mount Diablo
335
Comment
CAS-BOT-BC327246
Layia hieracioides
John Thomas Howell
1940-4-21
15405
Contra Costa
Pine Canyon, Mt. Diablo
Comment
UC691547
Layia hieracioides
Mary L. Bowerman
1931-4-19
744
Contra Costa
Tiny flat below Deer Flat
Comment
CAS-BOT-BC370670
Layia platyglossa
Mary L. Bowerman
1935-4-26
2916
Contra Costa
Mount Diablo. Ridge west of Indian Ceremonial Spring.
1005
Comment
UC691492
Layia platyglossa
Mary L. Bowerman
1933-5-2
1965
Contra Costa
below and a little w Pioneer Camp; Mount Diablo
Comment
UC697162
Layia platyglossa
Mary L. Bowerman
1931-4-19
737
Contra Costa
ridge s Deer Flat (Mt. Diablo); Mt. Diablo
838
Comment
UC697166
Layia platyglossa
Mary L. Bowerman
1935-4-26
2916
Contra Costa
ridge w of Indian Ceremonial Spring; Mount Diablo
1005
Comment
UC692083
Lemna minuscula
Mary L. Bowerman
1932-8-27
1518
Contra Costa
s of Turtle Rock (Mount Diablo); Mount Diablo
Comment
UC692109
Lemna valdiviana
Mary L. Bowerman
1931-8-29
1030
Contra Costa
Sheep Camp Spring, by North Road Sheep Camp Spring
533
Comment
CAS-BOT-BC215741
Lepechinia calycina
Mary L. Bowerman
1932-9-3
1532
Contra Costa
Muir Area, Mt. Diablo
Comment
CDA31190
Lepechinia calycina
D. G. Kelch, Troy McGregor; Ed Biffin
2010-6-1
Contra Costa
Mt. Diablo. Knobcone Point Rd.
Comment
JEPS111002
Lepechinia calycina
W. L. Jepson
Jun 1909
Contra Costa
Mt. Diablo
Comment
JEPS63257
Lepechinia calycina
W. L. Jepson
1898-5-18
Contra Costa
Mount Diablo
Comment
JEPS63258
Lepechinia calycina
W. L. Jepson
1909-6-25
3121
Contra Costa
Mt Diablo
Comment
RSA248647
Lepechinia calycina
Bonnie C. Templeton
1962-6-10
s.n.
Contra Costa
Mt Diablo.
Comment
RSA83333
Lepechinia calycina
F. W. Peirson
1923-7-1
3832
Contra Costa
Mt. Diablo
Comment
UC691400
Lepechinia calycina
Mary L. Bowerman
1938-5-28
3648
Contra Costa
Mount Diablo
853
Comment
UC691410
Lepechinia calycina
Mary L. Bowerman
1938-5-28
3638
Contra Costa
Mount Diablo North Road 5.4 miles from North Gate
457
Comment
UC691411
Lepechinia calycina
Mary L. Bowerman
1932-9-3
1532
Contra Costa
Mount Diablo, Muir area: Burn (1931)
Comment
CAS-BOT-BC89764
Lepidium latipes
Mary L. Bowerman
1933-4-15
1846
Contra Costa
Mount Diablo. Canyon south of Arroyo del Cerro.
Comment
UC691078
Lepidium latipes
Mary L. Bowerman
1933-4-15
1846
Contra Costa
canyon s Arroyo del Cerro; Mount Diablo
Comment
UC1157922
Lepidium nitidum
Olive Dyer
1937-3-6
214
Contra Costa
upper end Wildcat Canyon
Comment
UC691079
Lepidium nitidum
Mary L. Bowerman
1931-2-8
506
Contra Costa
West road (= North Rd) Mount Diablo
Comment
UC796578
Lepidium nitidum
Reed C. Rollins
1946-3-25
3044
Contra Costa
Mount Diablo, western slope Mount Diablo
Comment
UC796583
Lepidium nitidum
Reed C. Rollins
1946-3-25
3042
Contra Costa
Mount Diablo, western slope Mount Diablo
Comment
RSA0033847
Lepidium nitidum var. nitidum
Barbara Ertter
2000-3-30
16922
Contra Costa
North side of Mount Diablo, Bruce Lee Road between Back Canyon Trail and Coulter Pine Trail.
Comment
JEPS99536
Lepidium strictum
Mary L. Bowerman
1995-5-28
Contra Costa
Mount Diablo, fire road from Macedo Ranch to Wall Pt. Ridge.
Comment
UC10597
Lepidium strictum
Harley P. Chandler
1901-4-5
942
Contra Costa
Pine Canyon Mt. Diablo
Comment
UC1818924
Lepidium strictum
Barbara Ertter, Mary Bowerman
1995-6-11
14252
Contra Costa
Shell Ridge Recreation Area southeast of Walnut Creek, Kovar Trail roadbed near Indian Creek, annual grassland
76
Comment
UC2028440
Leptochloa fusca subsp. fascicularis
Barbara Ertter with Chris Thayer
1996-10-25
15363
Contra Costa
Northwest flank of Mount Diablo, Northgate Trail along Little Pine Creek between North Gate Road and Diablo Foothills Regional Park
Comment
UC1818997
Leymus
Barbara Ertter, Tom Schweich, Marion Reeves, & other volunteers
1996-5-11
14629
Contra Costa
Little Pine Creek at northwest foot of Mt. Diablo, along trail connecting North Gate Road to Castle Rock Road, Diablo Foothills Regional Park; along stream above stable, riparian vegetation.
91
Comment
UC691184
Leymus X multiflorus
Mary L. Bowerman
1938-11-19
3734
Contra Costa
Mitchell Creek tributary s Black Point; Mount Diablo
259
Comment
UC691186
Leymus triticoides
Mary L. Bowerman
1935-6-8
3124
Contra Costa
west road 2 mi from entrance (gully just w of chaparral); Mount Diablo
Comment
UCD87590
Leymus triticoides
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
UC691999
Lilium pardalinum
Mary L. Bowerman
1935-6-21
3144
Contra Costa
e fork Arroyo del Cerro; Mount Diablo
289
Comment
UC692005
Lilium pardalinum
Mary L. Bowerman
1935-6-21
3144
Contra Costa
e fork Arroyo del Cerro; Mount Diablo
289
Comment
UC692006
Lilium pardalinum
Mary L. Bowerman
1935-6-21
3144
Contra Costa
e fork Arroyo del Cerro; Mount Diablo
289
Comment
UC692007
Lilium pardalinum
Mary L. Bowerman
1935-6-21
3144
Contra Costa
e fork Arroyo del Cerro; Mount Diablo
289
Comment
JEPS108215
Linanthus ambiguus
David Gowen
2005-4-26
268
Contra Costa
Mt. Diablo State Park. Clayton Oaks Rd. (dirt), which follows the ridge east of Donner Canyon, ca 20 feet south of junction with Bruce Lee Trail.
Comment
JEPS113037
Linanthus androsaceus
Dean W. Taylor
1994-3-30
14116
Contra Costa
Mt. Diablo (in Mt. Diablo State Park); 2 mi S along North Gate Road from the North Gate kiosk,
426
Comment
UC691636
Linanthus androsaceus
Mary L. Bowerman
1933-4-15
1861
Contra Costa
2nd ridge se Arroyo del Cerro; Mount Diablo
Comment
UC23395
Linanthus bicolor
Harley P. Chandler
1901-4-5
946
Contra Costa
Pine Canyon; Mt. Diablo
Comment
UC691642
Linanthus bicolor
Mary L. Bowerman
1933-5-8
2034
Contra Costa
Rock City; Mount Diablo
Comment
UC691641
Linanthus ciliatus
Mary L. Bowerman
1935-5-22
3042
Contra Costa
Eagle Point ridge Mount Diablo (canyon at the n end which heads into saddle w of Twin Peaks)
304
Comment
UC692420
Lithophragma affine
Mary L. Bowerman
1933-4-15
1852
Contra Costa
canyon S of Arroyo del Cerro
Comment
UC692421
Lithophragma affine
Mary L. Bowerman
1932-3-27
1135
Contra Costa
below Mitchell Rock
Comment
CAS-BOT-BC435650
Lithophragma heterophyllum
John Thomas Howell
1926-3-7
1660
Contra Costa
Mt. Diablo near toll gate
Comment
UC692422
Lithophragma heterophyllum
Mary L. Bowerman
1933-4-9
1840
Contra Costa
Donner Canyon, W fork Mount Diablo (by trail)
274
Comment
CAS-BOT-BC342120
Logfia filaginoides
John Thomas Howell
1940-4-21
15406
Contra Costa
Pine Canyon, Mt. Diablo
Comment
UC691819
Logfia filaginoides
Mary L. Bowerman
1935-5-1
2944 a
Contra Costa
West road 4.4 mi from entrance; Mount Diablo
381
Comment
UC691821
Logfia filaginoides
Mary L. Bowerman
1931-3-21
602
Contra Costa
e end Fossil Rock City Ridge (open knoll above creek); Mount Diablo, Fossil Rock City Ridge
Comment
UC1819041
Logfia gallica
Barbara Ertter, Tony Morosco, Lynne Hosley
1995-5-29
14237
Contra Costa
South side Mount Diablo, road to Sheepherders Springs 1/2 mile north of Curry Point from Sloan Road, clay at edge of grassland/woodland.
426
Comment
UC691199
Lolium multiflorum
Mary L. Bowerman
1935-5-1
2940 a
Contra Costa
West [= North Rd.] road 2.1 mi from entrance Mount Diablo (just below the road, Mount Diablo); , West road [= North Rd.]
182
Comment
UC697122
Lolium multiflorum
Mary L. Bowerman
1938-5-25
3630
Contra Costa
by North Road, Arroyo del Cerro Mount Diablo (Mount Diablo); , North Road
109
Comment
UCD127622
Lomatium dasycarpum
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
JEPS17143
Lomatium dasycarpum subsp. dasycarpum
W. L. Jepson
1918-6-3
7579
Contra Costa
Donner Canyon Mt. Diablo
Comment
JEPS17102
Lomatium macrocarpum
W. L. Jepson
1909-6-25
3120
Contra Costa
Mt. Diablo, Mitchell Rock
Comment
UC691426
Lomatium macrocarpum
Mary L. Bowerman
1935-4-17
2837
Contra Costa
w. rd. 2 mi. from entrance Mt. Diablo (ridge w. of chaparral)
289
Comment
UC691771
Lomatium macrocarpum
Mary L. Bowerman
1935-5-1
2945
Contra Costa
w. rd. 4.4 mi. from entrance Mt. Diablo
381
Comment
UC692363
Lomatium nudicaule
Mary L. Bowerman
1935-6-15
3127
Contra Costa
Mt. Diablo, Mitchell-Pine divide, also large grassy ridge running n. Mt. Diablo, Mitchell-Pine divide
609
Comment
UC691422
Lomatium utriculatum
Mary L. Bowerman
1935-5-30
3096
Contra Costa
between the two ridges which converge at Twin Peaks (Eagle Point ridge) Mount Diablo
350
Comment
UC691423
Lomatium utriculatum
Mary L. Bowerman
1933-5-4
1997
Contra Costa
Fossil Ridge, E end Mount Diablo
Comment
UC691471
Lomatium utriculatum
Mary L. Bowerman
1930-6-5
260
Contra Costa
5.8 mi from North Gate (North Road); Mount Diablo
457
Comment
RSA455187
Lonicera hispidula var. vacillans
Thekla Mohr
1917-07
s.n.
Contra Costa
Mount Diablo
Comment
UC691480
Lonicera hispidula var. vacillans
Mary L. Bowerman
1930-6-18
346
Contra Costa
Dan Cook Canyon Mount Diablo
Comment
UC691482
Lonicera hispidula var. vacillans
Mary L. Bowerman
1935-6-21
3145
Contra Costa
e fork Arroyo del Cerro (several hundred yards below the spring)
289
Comment
UC691752
Lonicera hispidula var. vacillans
Mary L. Bowerman
1938-6-14
3681
Contra Costa
Canyon Nook Mount Diablo
670
Comment
CAS-BOT-BC240661
Lonicera interrupta
H. E. McMinn
1922-10-1
91 b
Contra Costa
Mitchelle Canon [Canyon], Mt. Diablo
Comment
JEPS12853
Lonicera subspicata var. denudata
W. L. Jepson
1918-6-5
7613
Contra Costa
Mt. Diablo, N. Peak, Donner Canyon
Comment
JEPS99523
Lonicera subspicata var. denudata
Mary L. Bowerman
1975-6-7
Contra Costa
Mount Diablo. By Big Spring fire rd. E of Murchio Gap.
Comment
SBBG122846
Lotus corniculatus
B. Ertter, K. Ertter
1995-7-11
14473
Contra Costa
Sulfur Spring on Pine Crk, Diablo Foothills Regional Park SW of Walnut Crk
121
Comment
UC1795754
Lotus corniculatus
Barbara Ertter, Kristin Ertter
1995-7-11
14473
Contra Costa
Sulfur Spring on Pine Cr, Diablo Foothills Regional Park SW of Walnut Creek, marshy wet ground.
121
Comment
UC1819023
Lotus corniculatus
Barbara Ertter, Tom Schweich, Marion Reeves, & other volunteers
1996-5-11
14637
Contra Costa
Little Pine Creek at northwest foot of Mt. Diablo, along trail connecting North Gate Road to Castle Rock Road, Diablo Foothills Regional Park; along stream above stable, riparian vegetation.
91
Comment
UC1745430
Lotus humistratus
Annetta M. Carter, Leo Bowerman
1935-6-1
878
Contra Costa
Mt. Diablo. S-facing slope on W side of main peak.
975
Comment
UC692530
Lotus humistratus
Mary L. Bowerman
1933-5-2
1940
Contra Costa
below Pioneer Camp; Mount Diablo
762
Comment
UC864815
Lotus humistratus
Lewis S. Rose
1941-5-15
41234
Contra Costa
Mt. Diablo, w slope Mt. Diablo
396
Comment
CDA31161
Lotus micranthus
D. G. Kelch, Troy McGregor; Ed Biffin
2010-6-1
10 .22
Contra Costa
Mt. Diablo. Knobcone Point Rd.
Comment
UC692528
Lotus micranthus
Mary L. Bowerman
1938-6-2
3655
Contra Costa
Dan Cook Canyon Mount Diablo
487
Comment
UC692265
Lotus purshianus var. purshianus
Mary L. Bowerman
1930-6-18
335
Contra Costa
Rock City Canyon (= Dan Cook Canyon), at upper end Mount Diablo
Comment
UC692268
Lotus purshianus var. purshianus
Mary L. Bowerman
1938-6-14
3676
Contra Costa
1 mi from North Gate (North Road); Mount Diablo
121
Comment
UC692269
Lotus purshianus var. purshianus
Mary L. Bowerman
1938-6-14
3676
Contra Costa
1 mi from North Gate (North Road); Mount Diablo
121
Comment
UC1129128
Lotus scoparius
R. W. Lundh
1932-8-27
150
Contra Costa
1.5 mi w Cave Point; Mt. Diablo Quad.
487
Comment
UC692270
Lotus scoparius
Mary L. Bowerman
1932-9-24
1589
Contra Costa
ridge running w from Twin Peaks; Mount Diablo
335
Comment
UC692538
Lotus scoparius
Mary L. Bowerman
1932-9-24
1589
Contra Costa
ridge running w from Twin Peaks; Mount Diablo
335
Comment
UC692571
Lotus scoparius
Mary L. Bowerman
1930-6-5
255
Contra Costa
5.8 mi from entrance West road (=North Road); Mount Diablo
Comment
UC692263
Lotus wrangelianus
Mary L. Bowerman
1933-5-9
2045
Contra Costa
Stage Road Mount Diablo
853
Comment
UC692264
Lotus wrangelianus
Mary L. Bowerman
1931-4-4
639
Contra Costa
2 rd mi from Mount Diablo w entrance (= North Gate); Mount Diablo
Comment
CAS-BOT-BC201369
Lupinus albifrons var. albifrons
H. E. McMinn
1922-6-2
81
Contra Costa
N. slope of Mt. Diablo
Comment
UC692521
Lupinus albifrons var. albifrons
Mary L. Bowerman
1931-4-25
785
Contra Costa
between junction of one-way roads and top Meridian Peak summit (Mount Diablo); , Meridian Peak summit
1158
Comment
HSC101954
Lupinus albifrons var. douglasii
Nikolaus Gillen, Michelle Bihler
2014-3-20
5
Contra Costa
Mount Diablo State Park. Back Creek Trail.
340
Comment
UC1073382
Lupinus bicolor
George B. Rossbach
1955-3-20
324
Contra Costa
sw base Mt. Diablo; sw base Mt. Diablo
Comment
UC692567
Lupinus bicolor
Mary L. Bowerman
1931-4-4
671
Contra Costa
West Road just w Turtle Rock, Mount Diablo (= North Road, Mount Diablo); Mount Diablo, just w of Turtle Rock
Comment
UC692568
Lupinus bicolor
Mary L. Bowerman
1931-3-21
600
Contra Costa
e end Rock City Ridge Mount Diablo (Fossil Ridge, Mount Diablo); , Rock City Ridge, Fossil Ridge
Comment
UC2029122
Lupinus formosus var. robustus
Barbara Ertter with David Gowen
2013-4-19
21318
Contra Costa
Southwestern Mount Diablo State Park southeast of Walnut Creek, upper end of Little Yosemite Trail at junction with Briones to Mount Diablo Regional Trail.
Comment
UCR12299
Lupinus microcarpus
Robin Maetche, Geoffrey Matthews
1971-7-4
s.n.
Contra Costa
1 mi below North [Gate Road] entrance to Mt. Diablo State Park, Concord
427
Comment
CDA31091
Lupinus microcarpus var. densiflorus
D. G. Kelch, Troy McGregor; Ed Biffin
2010-6-1
10 .216-B
Contra Costa
Mt. Diablo. Knobcone Point Rd.
Comment
UC692273
Lupinus microcarpus var. densiflorus
Mary L. Bowerman
1930-6-10
293
Contra Costa
near Mineral Spring Mount Diablo (Mount Diablo)
396
Comment
UC692275
Lupinus microcarpus var. densiflorus
Mary L. Bowerman
1931-4-18
735
Contra Costa
Green Valley Mount Diablo (Mount Diablo); , Green Valley
Comment
UC697194
Lupinus microcarpus var. densiflorus
Mary L. Bowerman
1930-6-28
385
Contra Costa
road above junction Mount Diablo (Mount Diablo)
Comment
SJSU10780
Lupinus microcarpus var. microcarpus
D. C. Bettencourt
1959-4-18
Contra Costa
Mt Diablo Foothills
304
Comment
UC692260
Lupinus microcarpus var. microcarpus
Mary L. Bowerman
1933-4-15
1860
Contra Costa
second ridge se Arroyo del Cerro Arroyo del Cerro, Mount Diablo; Mount Diablo
396
Comment
UC692572
Lupinus microcarpus var. microcarpus
Mary L. Bowerman
1931-4-4
657
Contra Costa
North Road 4.5 mi from North Gate Mount Diablo (bank above road); Mount Diablo
Comment
UCD108866
Lupinus microcarpus var. microcarpus
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
UCD108868
Lupinus microcarpus var. microcarpus
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
RSA0033776
Lupinus nanus
Barbara Ertter, Richard K. Brummitt
1998-5-6
16093
Contra Costa
Lower Donner Canyon on north base of Mount Diablo, Hetherington Trail upstream from Donner Cabin.
Comment
UC1129668
Lupinus pachylobus
R. C. Wilson
1935-3-19
139
Contra Costa
2 mi nw Wall Pt.; Mt. Diablo
Comment
UC691937
Luzula comosa
Mary L. Bowerman
1933-5-8
2021
Contra Costa
Mount Diablo , Rock City Ridge, = Fossil Ridge (half way down to canyon bottom Rock City Ridge, = Fossil Ridge)
Comment
UC691941
Luzula comosa
Mary L. Bowerman
1931-2-28
524
Contra Costa
n slope Rock City Ridge (= Fossil Ridge, Mount Diablo, near Rock City); Mount Diablo, Rock City Ridge nr Rock City, = Fossil Ridge
Comment
UC692631
Lythrum californicum
Mary L. Bowerman
1930-9-27
461
Contra Costa
(2 mi by road from North Gate (at trough, take trail to west, follow to fence and go through), Mount Diablo); Mount Diablo
Comment
UC692632
Lythrum californicum
Mary L. Bowerman
1930-9-27
461
Contra Costa
(2 mi by road from North Gate (at trough, take trail to west, follow to fence and go through), Mount Diablo); Mount Diablo
Comment
UC692633
Lythrum californicum
Mary L. Bowerman
1932-11-26
1672
Contra Costa
on n side of road between Sheep Camp Spring and Boulevard Spring (Mount Diablo, Patens Spring); Mount Diablo, Patens Spring
Comment
UC692634
Lythrum californicum
Mary L. Bowerman
1930-6-28
392
Contra Costa
Mount Diablo, Lower Silver Spring Lower Silver Spring; Mount Diablo, Lower Silver Spring
Comment
UC692629
Lythrum hyssopifolia
Mary L. Bowerman
1932-8-27
1522
Contra Costa
s of Turtle Rock (w of the willows, Mount Diablo); Mount Diablo
Comment
UC692637
Lythrum hyssopifolia
Mary L. Bowerman
1930-6-28
391
Contra Costa
Mount Diablo, Lower Silver Spring Lower Silver Spring; Mount Diablo, Lower Silver Spring
Comment
UC692638
Lythrum hyssopifolia
Mary L. Bowerman
1933-8-2
2393
Contra Costa
Mount Diablo, Boulevard Spring, by West Road Boulevard Spring; Mount Diablo, Boulevard Spring
Comment
UC692686
Lythrum hyssopifolia
Mary L. Bowerman
1933-8-2
2391
Contra Costa
Mount Diablo, Sheep Camp Spring Sheep Camp Spring; Mount Diablo, Sheep Camp Spring
Comment
CAS-BOT-BC342681
Madia elegans
Mary L. Bowerman
1936-9-10
3542
Contra Costa
Mount Diablo. Donner Canyon
335
Comment
UC697170
Madia elegans
Mary L. Bowerman
1936-9-10
3542
Contra Costa
Donner Canyon Mount Diablo (by streamlet)
335
Comment
UC691548
Madia exigua
Mary L. Bowerman
1933-5-8
2017
Contra Costa
Fossil Ridge near crest, on n side by side road Mount Diablo
Comment
CAS-BOT-BC342985
Madia gracilis
Mary L. Bowerman
1930-6-5
264
Contra Costa
Mount Diablo. North Road 5.8 miles from North Gate
457
Comment
CHSC39487
Madia gracilis
Tyler Williams
1984-4-18
23
Contra Costa
Mt. Diablo. On South Park Rd., ca. 20 yd nw of Bridal Nook Picnic Area, on e side of road in Mount Diablo State Park.
533
Comment
UC1795004
Madia gracilis
R. K. Brummitt and B. Ertter
1998-5-6
19781
Contra Costa
Mt. Diablo, NW side, path to Mitchell's Rock
300
Comment
UC691765
Madia gracilis
Mary L. Bowerman
1931-4-25
754
Contra Costa
two mi by road from west entrance = North Gate; Mount Diablo
Comment
UC691766
Madia gracilis
Mary L. Bowerman
1935-5-22
3052
Contra Costa
saddle w Twin Peaks (Eagle Point ridge); Mount Diablo
Comment
UC697160
Madia gracilis
Mary L. Bowerman
1933-5-8
2018
Contra Costa
near crest Fossil Ridge (on n side by side road); Mount Diablo
Comment
CAS-BOT-BC206242
Malacothamnus fasciculatus
H. M. Hall; F. M. Essig
1916-5-30
10131
Contra Costa
Mt. Diablo, on the westerly side north of Pine Canyon
290
Comment
GH420462
Malacothamnus fasciculatus
L. S. Rose
1941-5-15
41228
Unknown
Mt. Diablo, w. slope
274
Comment
CAS-BOT-BC8183
Malacothamnus fasciculatus subsp. fasciculatus
Harvey Monroe Hall; F. M. Essig
1916-5-30
10131
Contra Costa
Mt. Diablo on the westerly side north of Pine Canyon
290
Comment
UC692618
Malacothamnus fremontii
Mary L. Bowerman
1938-6-30
3696
Contra Costa
below Blue Oak Flat; Mount Diablo
762
Comment
UC697144
Malacothamnus fremontii
Mary L. Bowerman
1932-9-24
1590
Contra Costa
Ridge running west from Twin Peaks Mount Diablo
335
Comment
UC697188
Malacothamnus fremontii
Mary L. Bowerman
1932-9-24
1590
Contra Costa
Ridge running west from Twin Peaks
335
Comment
CAS-BOT-BC204091
Malacothamnus hallii
Mary L. Bowerman
1933-6-3
2223
Contra Costa
Mount Diablo. Two miles by road from North Entrance
Comment
JEPS99489
Malacothamnus hallii
Mary Bowerman
1995-6-4
Contra Costa
Mount Diablo, North Gate Rd.
Comment
POM301021
Malacothamnus hallii
Mary L. Bowerman
1933-6-3
2223
Contra Costa
2 miles by road from North Gate
Comment
RSA262369
Malacothamnus hallii
Don C. Elfving
1964-4-26
62
Contra Costa
North Gate Road, 3 miles from base of Mt. Diablo
Comment
UC311568
Malacothamnus hallii
H. M. Hall and F. M. Essig
1916-5-30
10131
Contra Costa
w side n Pine Canyon; Mt. Diablo; Mt. Diablo, Contra Costa Co.
Comment
UC692676
Malacothamnus hallii
Mary L. Bowerman
1933-6-3
2223
Contra Costa
2 mi by road from North Gate; Mount Diablo
Comment
UC692693
Malacothamnus hallii
Mary L. Bowerman
1932-9-24
1590
Contra Costa
Ridge running w from Twin Peak; Mount Diablo
335
Comment
UC691435
Malacothrix clevelandii
Mary L. Bowerman
1932-4-16
1337
Contra Costa
s 1682 point (Eagle Point Ridge, Mount Diablo); Mount Diablo
502
Comment
CAS-BOT-BC347389
Malacothrix floccifera
R. Bacigalupi
1927-5-13
1573
Contra Costa
Summit Mt. Diablo
Comment
UC1795010
Malacothrix floccifera
R. K. Brummitt, J. Strother and B. Baldwin
1997-5-27
19608
Contra Costa
Mount Diablo, W side, Murchio Gap
800
Comment
UC691449
Malacothrix floccifera
Mary L. Bowerman
1935-6-1
3105
Contra Costa
e of Mitchell-Pine divide (second small ridge, bottom of s face); Mount Diablo
975
Comment
UCD134393
Malacothrix floccifera
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
UC692622
Malva nicaeensis
Mary L. Bowerman
1938-5-25
3631
Contra Costa
Mount Diablo, North Road at Arroyo del Cerro (place where bank joins first bottom 7 ft from stream) Arroyo del Cerro; Mount Diablo, Arroyo del Cerro
1097
Comment
UC1795778
Malva parviflora
Barbara Ertter, Mary Bowerman
1995-6-11
14248
Contra Costa
Shell Ridge Recreation Area southeast of Walnut Creek, at west base Mt. Diablo.; annual grassland near Indian Valley School entrance, clay soil (planted Clarkia also present).
91
Comment
CAS-BOT-BC5566
Malvastrum hallii
Adolph Daniel Edward Elmer
1903-5-1
4395
Contra Costa
Mount Diablo
Comment
NY221825
Malvastrum hallii
H. M. Hall
1916-5-30
10131
Contra Costa
Mt. Diablo, on westerly side north of Pine Canyon, Upper Sonoran Zone
275
Comment
UC692642
Marah fabacea
Mary L. Bowerman
1931-4-4
634
Contra Costa
2 mi by road North Gate; Mount Diablo
228
Comment
UC691473
Marrubium vulgare
Mary L. Bowerman
1933-8-2
2390
Contra Costa
edge of Sheep Camp Spring (by west road) Mount Diablo; , edge of Sheep Camp Spring
Comment
UC697138
Matricaria discoidea
Mary L. Bowerman
1931-4-4
653
Contra Costa
4.5 mi from Mount Diablo entrance (west road); Mount Diablo
Comment
UC2036958
Meconella californica
Mary L. Bowerman
1946-3-10
4084
Contra Costa
Northerly face of Shell Ridge. East of Brown's house (where [m.c.?] lived).
Comment
UC692277
Medicago polymorpha
Mary L. Bowerman
1930-6-5
247 a
Contra Costa
west road (= North Road) 5.8 mi from entrance; Mount Diablo
457
Comment
UC692278
Medicago polymorpha
Mary L. Bowerman
1931-4-4
640
Contra Costa
2 mi by road from west entrance (= North Gate); Mount Diablo
Comment
UC692279
Medicago polymorpha
Mary L. Bowerman
1931-4-11
703
Contra Costa
Pine Canyon Mount Diablo (level grassy area toward mouth)
Comment
UCD86382
Melica bulbosa
M. Wiesendanger
1926-6-1
1530
Contra Costa
Mt. Diablo.
Comment
CAS-BOT-BC271216
Melica californica
L. R. Abrams
1921-5-25
8065
Contra Costa
On road to summit, Mt. Diablo
Comment
CAS-BOT-BC271220
Melica californica
Mary L. Bowerman
1935-5-8
2975
Contra Costa
Knoll on spur south of Pioneer Camp, Mount Diablo
762
Comment
CAS-BOT-BC271222
Melica californica
Mary L. Bowerman
1932-4-16
1349
Contra Costa
Eagle Point, Mount Diablo
Comment
CAS-BOT-BC271223
Melica californica
Mary L. Bowerman
1935-4-17
2829
Contra Costa
North Road 2 miles from North Gate, Mount Diablo
237
Comment
CAS-BOT-BC271224
Melica californica
Mary L. Bowerman
1935-4-22
2883
Contra Costa
Ridge west of Pioneer Road west of Stage Road, Mount Diablo
853
Comment
JEPS99555
Melica californica
Mary Bowerman
1991-5-21
Contra Costa
Mount Diablo, Jim White Trail [Deer Flat Rd.]. South side of Juniper-Moses Rock Trail near Deer Flat junction.
Comment
POM300624
Melica californica
Mary L. Bowerman
1935-5-25
3070
Contra Costa
Meridian Peak south of the summit (east of the hairpin turn on road). Mount Diablo.
1067
Comment
POM300625
Melica californica
Mary L. Bowerman
1935-5-1
2941
Contra Costa
North road 4.4 miles from North Gate. Mount Diablo.
396
Comment
POM300626
Melica californica
Mary L. Bowerman
1935-4-22
2883
Contra Costa
Ridge west of Pioneer Road (west of Stage Road). East face of ridge; Mount Diablo.
854
Comment
RSA720797
Melica californica
Mary L. Bowerman
1991-5-21
s.n.
Contra Costa
Mount Diablo. Jim White trail (Deer Flat Road) South side of Juniper-Moses Rock Trail near Deer Flat junction.
Comment
SEINET3383301
Melica californica
Mary Bowerman
1991-5-21
Contra Costa
Mount Diablo. Jim White Trail(Deer Flat Rd) South side of Juniper Moses Rock Trail near Deer Flat junction
Comment
UC1132245
Melica californica
C. M. Belshaw
1936-5-8
2051
Contra Costa
1.75 mi sse Mt. Diablo summit; Mt. Diablo Quad.
609
Comment
UC188878
Melica californica
Harley P. Chandler
1901-4-5
965
Contra Costa
between Pine Canyon and Mt. Diablo Summit; Mt. Diablo Region
Comment
UC692462
Melica californica
Mary L. Bowerman
1935-4-17
2829
Contra Costa
2 mi from Mount Diablo West Road (North Rd) entrance (North Gate) (just w of chaparral); Mount Diablo
237
Comment
UC692465
Melica californica
Mary L. Bowerman
1935-5-1
2941
Contra Costa
4.4 mi from Mount Diablo West Road (North Rd) entrance (North Gate); Mount Diablo
396
Comment
UC692467
Melica californica
Mary L. Bowerman
1935-4-22
2883
Contra Costa
ridge w Pioneer Road (w of Stage Road) (e-face of ridge); Mount Diablo
853
Comment
UC692468
Melica californica
Mary L. Bowerman
1933-5-8
2029
Contra Costa
n of Rock City (Mount Diablo); Mount Diablo
Comment
UC692469
Melica californica
Mary L. Bowerman
1932-4-16
1349
Contra Costa
Eagle Point Mt Diablo (Mt Diablo)
Comment
CAS-BOT-BC281434
Melica imperfecta
Virginia E. Long
1933-6-14
221 a
Contra Costa
Mt Diablo. On slope SE-E along first W fork from Curry Creek trail
335
Comment
POM300621
Melica imperfecta
Mary L. Bowerman
1935-5-3
2956
Contra Costa
Fossil Ridge: Hillside below the Jungle of the Garden Gods. Mount Diablo.
457
Comment
UC1784152
Melica imperfecta
Virginia E. Long
1933-6-14
221 a
Contra Costa
Mount Diablo, on slope SE-E, along first west fork from Curry Creek trail
Comment
UC585495
Melica imperfecta
Virginia E. Long
1933-6-14
221 a
Contra Costa
sse along first w fork Curry Creek trail; Mt. Diablo
Comment
UCD87871
Melica imperfecta
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
CAS-BOT-BC262507
Melica torreyana
Mary L. Bowerman
1933-5-9
2050
Contra Costa
Mount Diablo. Mountain House Canyon
670
Comment
CAS-BOT-BC262510
Melica torreyana
Mary L. Bowerman
1935-5-25
3071
Contra Costa
Mount Diablo. Meridian Peak south of the summit (east of the hairpin turn on road)
1066
Comment
ECON360456
Melica torreyana
C. F. Baker
1903-4-28
2815
Unknown
Mitchells' Canon, Mt. Diablo
Comment
GH360454
Melica torreyana
C. F. Baker
1903-4-28
2815
Unknown
Mitchells' Canon, Mt. Diablo
Comment
JEPS75104
Melica torreyana
W. L. Jepson
1918-6-5
7600
Contra Costa
Donner Canyon; Mt. Diablo
533
Comment
JEPS99593
Melica torreyana
Mary Bowerman
1994-4-17
Contra Costa
Mount Diablo, Donner Canyon by fire road near junction 1st trail to Back Canyon.
Comment
POM204767
Melica torreyana
C. F. Baker
1903-4-28
2815
Contra Costa
Mitchell's Canyon, Mt. Diablo.
Comment
UC188902
Melica torreyana
Harley P. Chandler
1901-4-5
966
Contra Costa
between Pine Canyon and Mt. Diablo Summit; Mt. Diablo Region
Comment
UC691167
Melica torreyana
Mary L. Bowerman
1935-5-8
2972
Contra Costa
Muir Area
1036
Comment
UC691175
Melica torreyana
Mary L. Bowerman
1935-5-22
3044
Contra Costa
canyon at n end which heads into saddle w of Twin Peaks Eagle Pt Ridge; Mt. Diablo
350
Comment
JEPS99542
Melilotus indicus
Mary L. Bowerman
1995-6-4
Contra Costa
Mount Diablo, North Gate Rd.
Comment
UC692280
Melilotus indicus
Mary L. Bowerman
1931-4-4
637
Contra Costa
2 mi by road from west entrance (= North Gate); Mount Diablo
Comment
JEPS102899
Mentha spicata
Barbara Ertter with Mary Bowerman
1996-11-21
15394
Contra Costa
downstream from Mitchell Canyon trailhead Mount Diablo
182
Comment
RSA0033935
Mentha spicata var. spicata
Barbara Ertter, Mary L. Bowerman
1996-11-1
15394
Contra Costa
North base of Mount Diablo, downstream from Mitchell Canyon parking lot.
Comment
UCD117222
Mentzelia dispersa
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
between Diablo and summit.
Comment
UC692627
Mentzelia micrantha
Mary L. Bowerman
1934-4-21
2534
Contra Costa
Muir Area Mount Diablo
Comment
UC697192
Mentzelia micrantha
Mary L. Bowerman
1933-5-2
Contra Costa
Below Pioneer Camp (and slightly east); Mount Diablo
762
Comment
HSC101958
Micranthes californica
Nikolaus Gillen, Michelle Bihler
2014-3-20
10
Contra Costa
Mount Diablo State Park. Eagle Peak Trail.
649
Comment
UC1795021
Micropus californicus
R. K. Brummitt and B. Ertter
1998-5-6
19782
Contra Costa
Mt. Diablo, NW side, path to Mitchell's Rock
300
Comment
UC691827
Micropus californicus var. californicus
Mary L. Bowerman
1932-4-16
1335
Contra Costa
near w branch Donner Canyon; Mount Diablo
Comment
CAS-BOT-BC348886
Microseris douglasii subsp. douglasii
Mary L. Bowerman
1933-5-8
2012
Contra Costa
Mount Diablo. Fossil Ridge near crest, on north side by side road
Comment
JEPS36178
Microseris douglasii subsp. douglasii
W. L. Jepson
1918-6-3
7591
Contra Costa
Donner Canyon Mt. Diablo
Comment
UC1070040
Microseris douglasii subsp. douglasii
C. M. Belshaw
1936-5-11
2094
Contra Costa
2 mi ene Danville; Mt. Diablo Quad.
243
Comment
UC691433
Microseris douglasii subsp. douglasii
Mary L. Bowerman
1931-4-11
697
Contra Costa
toward mouth of Pine Canyon; Mount Diablo
Comment
UC691459
Microseris douglasii subsp. douglasii
Mary L. Bowerman
1931-4-4
638
Contra Costa
2 mi by road from North Gate (west entrance); Mount Diablo
Comment
UC691460
Microseris douglasii subsp. douglasii
Mary L. Bowerman
1931-4-11
690
Contra Costa
Pine Canyon Mount Diablo
121
Comment
UC691463
Microseris douglasii subsp. douglasii
Mary L. Bowerman
1931-4-11
698
Contra Costa
toward mouth of Pine Canyon; Mount Diablo
Comment
UC691464
Microseris douglasii subsp. douglasii
Mary L. Bowerman
1933-5-4
1991
Contra Costa
Fossil Ridge crest Mount Diablo
Comment
UC697214
Microseris douglasii subsp. douglasii
Mary L. Bowerman
1933-5-8
2012
Contra Costa
near crest Fossil Ridge (on n side by side road); Mount Diablo
Comment
CAS-BOT-BC349093
Microseris douglasii subsp. tenella
Mary L. Bowerman
1933-4-15
1847
Contra Costa
Mount Diablo. Canyon south of Arroyo del Cerro
Comment
UC697216
Microseris douglasii subsp. tenella
Mary L. Bowerman
1933-4-15
1847
Contra Costa
canyon s Arroyo del Cerro; Mount Diablo
Comment
UC691432
Microseris elegans
Mary L. Bowerman
1933-3-25
1763
Contra Costa
(Diablo Stock Farm) (Stone Valley) Canyon Mount Diablo
Comment
JEPS36177
Microseris sylvatica
W. L. Jepson
1918-6-3
7590
Contra Costa
Donner Canyon Mt. Diablo
304
Comment
UC691442
Microseris sylvatica
Mary L. Bowerman
1931-5-2
790
Contra Costa
foot of Eagle Point ridge Mount Diablo
Comment
UC691443
Microseris sylvatica
Mary L. Bowerman
1935-5-22
3053
Contra Costa
canyon at n end Eagle Point ridge (which heads into saddle w of Twin Peaks, near head of canyon); Mount Diablo
Comment
JEPS10227
Mimulus aurantiacus var. aurantiacus
W. L. Jepson
1918-6-5
7605
Contra Costa
Donner Canyon Mt. Diablo
Comment
UC691496
Mimulus aurantiacus var. aurantiacus
Mary L. Bowerman
1930-6-5
253
Contra Costa
5.8 mi from entrance West road (=North Road); Mount Diablo
457
Comment
UC691503
Mimulus grandis
Mary L. Bowerman
1935-4-22
2880
Contra Costa
2 mi from West road (= North Rd.) entrance; Mount Diablo
Comment
UC691504
Mimulus grandis
Mary L. Bowerman
1933-5-2
1964
Contra Costa
below and w Pioneer Camp; Mount Diablo
Comment
UC691762
Mimulus grandis
Mary L. Bowerman
1930-6-10
294
Contra Costa
Mineral Spring (North Road) Mount Diablo
Comment
UC691739
Mimulus nasutus
Mary L. Bowerman
1931-4-18
724
Contra Costa
at junction of e and ne forks Sycamore Canyon; Mount Diablo
396
Comment
UC691740
Mimulus nasutus
Mary L. Bowerman
1933-4-9
1834
Contra Costa
w fork Dannor Canyon; Mount Diablo
243
Comment
JEPS2966
Mimulus rattanii
Mary L. Bowerman
1933-5-31
2222
Contra Costa
Juniper Camp Mount Diablo
Comment
UC691564
Mimulus rattanii
Mary L. Bowerman
1933-6-3
2246
Contra Costa
summit Meridian Peak (ridge n of lower junction of one-way roads); Mount Diablo
Comment
UC691620
Mimulus rattanii
Mary L. Bowerman
1935-6-1
3111
Contra Costa
largest ridge between Ransom Point ridge and Mitchell-Pine divide; Mount Diablo
1082
Comment
UC691650
Mimulus rattanii
Mary L. Bowerman
1933-5-31
2222
Contra Costa
Juniper Camp Mount Diablo
Comment
CAS-BOT-BC388585
Minuartia douglasii
L. R. Abrams
1921-5-25
8026
Contra Costa
Summit, Mt Diablo
Comment
CHSC22998
Minuartia douglasii
Robert A. Schlising
1962-4-26
2187
Contra Costa
Coast Ranges. Mount Diablo, at Juniper Campground.
Comment
UC692295
Minuartia douglasii
Mary L. Bowerman
1931-4-4
661
Contra Costa
Turtle Rock Mount Diablo
447
Comment
UC692296
Minuartia douglasii
Mary L. Bowerman
1935-4-22
2889
Contra Costa
ridge w Pioneer Road (west of Old Stage Road); Mount Diablo
Comment
UC692297
Minuartia douglasii
Mary L. Bowerman
1935-4-17
2825
Contra Costa
West Road (= North Rd.) 2 mi from entrance; Mount Diablo
237
Comment
UC692657
Minuartia douglasii
Mary L. Bowerman
1930-6-14
324
Contra Costa
Mount Diablo; summit, nw exposure
Comment
CAS-BOT-BC221679
Monardella douglasii
John Thomas Howell
1942-7-19
17049
Contra Costa
NE. of Deer Flat, Mt. Diablo
Comment
GH400551
Monardella douglasii
J. T. Howell
1942-7-19
17049
Unknown
northeast of Deer Flat, Mt. Diablo
Comment
UC691412
Monardella douglasii
Mary L. Bowerman
1930-6-22
369
Contra Costa
Mitchell Canyon Trail, above main canyon Mount Diablo
Comment
UC691414
Monardella douglasii
Mary L. Bowerman
1935-6-1
3106
Contra Costa
second small ridge e Mitchell-Pine divide (bottom of s face); Mount Diablo
975
Comment
CAS-BOT-BC220514
Monardella villosa
L. R. Abrams
1916-6-30
5707
Contra Costa
Mt Diablo near lake
Comment
UCD125303
Monardella villosa
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
JEPS62399
Monardella villosa subsp. villosa
Mary L. Bowerman
1930-6-18
339
Contra Costa
Rock City Canyon Mount Diablo
Comment
UC691415
Monardella villosa subsp. villosa
Mary L. Bowerman
1930-6-18
339
Contra Costa
Dan Cook canyon Mount Diablo
Comment
CAS-BOT-BC327803
Monolopia gracilens
Mary L. Bowerman
1933-5-9
2057
Contra Costa
Mt. Diablo, Muir Area, SW slope E of the rocks.
Comment
CAS-BOT-BC327804
Monolopia gracilens
Mary L. Bowerman
1935-5-8
2973
Contra Costa
Mt. Diablo, Muir Area,
1036
Comment
JEPS99497
Monolopia gracilens
Mary Bowerman
1979-5-2
Contra Costa
Mount Diablo, Old Mines Trail, Back Canyon.
Comment
UC691681
Monolopia gracilens
Mary L. Bowerman
1932-4-16
1339
Contra Costa
Eagle Point ridge s 1682 point; Mount Diablo
Comment
UC691683
Monolopia gracilens
Mary L. Bowerman
1933-5-2
1946
Contra Costa
below Pioneer Camp; Mount Diablo
762
Comment
UC697149
Monolopia gracilens
Mary L. Bowerman
1935-5-8
2973
Contra Costa
Muir Area Mount Diablo
1005
Comment
UC697150
Monolopia gracilens
Mary L. Bowerman
1933-5-9
2057
Contra Costa
Muir area Mount Diablo (sw slope e of the rocks)
Comment
UC691658
Monolopia major
Mary L. Bowerman
1933-4-15
1862
Contra Costa
second ridge s Arroyo del Cerro (w of outcrop); Mount Diablo
396
Comment
CAS-BOT-BC444825
Montia fontana
Mary L. Bowerman
1939-3-31
3736
Contra Costa
Mount Diablo. Spring in bend of road to Barbecue Terrace (off South Road)
Comment
CAS-BOT-BC444826
Montia fontana
Mary L. Bowerman
1939-3-31
3736
Contra Costa
Mount Diablo. Spring in bend of road to Barbecue Terrace (off South Road)
Comment
UC692019
Montia fontana
Mary L. Bowerman
1939-3-31
3736
Contra Costa
Spring in bend of road to Barbecue Terrace ((off South Road), Mount Diablo); Mount Diablo
Comment
POM166792
Myrica californica
Jos. Burtt Davy
1898-3-24
4176
Contra Costa
[Unspecified]
Comment
JEPS102897
Narcissus tazetta
Barbara Ertter
1998-1-25
15910
Contra Costa
Back Canyon Road at crossroad S of Donner Canyon trailhead Mount Diablo
Comment
JEPS102918
Narcissus tazetta
Barbara Ertter
1998-1-25
15910
Contra Costa
so of Donner Canyon trailhead (Back Canyon Rd.); Mount Diablo
Comment
JEPS97506
Nassella cernua
Stephen W. Edwards
1999-5-24
Contra Costa
Long Ridge, Mount Diablo State Park
Comment
CAS-BOT-BC259902
Nassella lepida
Mary L. Bowerman
1938-6-30
3701
Contra Costa
Mount Diablo. Blue Oak Flat
822
Comment
CAS-BOT-BC259903
Nassella lepida
Mary L. Bowerman
1935-5-1
2936
Contra Costa
Mount Diablo. North Road 2 miles from North Gate
Comment
CAS-BOT-BC259904
Nassella lepida
Mary L. Bowerman
1935-5-22
3060
Contra Costa
Mount Diablo. Saddle W of Twin Peaks (Eagle Point Ridge)
441
Comment
UC691272
Nassella lepida
Mary L. Bowerman
1935-5-8
2976
Contra Costa
spur below Pioneer Camp; Mount Diablo
731
Comment
UC692291
Nassella lepida
Mary L. Bowerman
1935-5-22
3060
Contra Costa
saddle w Twin Peaks (Eagle POint Ridge); Mount Diablo
441
Comment
UC697123
Nassella lepida
Mary L. Bowerman
1935-5-1
2936
Contra Costa
North Road 2 mi from North Gate (se exp.); Mount Diablo
182
Comment
UCD87883
Nassella lepida
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and summit.
Comment
POM295472
Nassella pulchra
Lyman Benson
1935-3-16
6285
Contra Costa
Mt. Diablo, Watershed: Walnut Creek; Mountain Range: Mt. Diablo.
305
Comment
UC60149
Nassella pulchra
unknown
Alameda
Livermore Pass Region of Mount Diablo
Comment
UC691268
Nassella pulchra
Mary L. Bowerman
1935-4-17
2830
Contra Costa
West road (= North Rd) 2 mi from entrance (se exposure); Mount Diablo
237
Comment
UC691269
Nassella pulchra
Mary L. Bowerman
1933-5-8
2030
Contra Costa
n Rock City (s-facing slope); Mount Diablo
Comment
UC703025
Navarretia mellita
John Thomas Howell
1942-7-19
17045
Contra Costa
ne of Deer Flat; Mt. Diablo
Comment
UC2042983
Navarretia pubescens
Barbara Ertter with Dan Norris
1998-6-18
16216
Contra Costa
Rock City area on south side of Mount Diablo, trail to Artist Point
Comment
UC691612
Navarretia pubescens
Mary L. Bowerman
1930-6-10
298
Contra Costa
Oak Knoll Picnic Grounds Mount Diablo
Comment
UC691643
Navarretia pubescens
Mary L. Bowerman
1930-6-5
259
Contra Costa
5.8 mi from West Road (= North Rd) entrance; Mount Diablo
457
Comment
UC691764
Navarretia pubescens
Mary L. Bowerman
1932-11-19
1652
Contra Costa
Pioneer Camp Mount Diablo
Comment
UCR197895
Navarretia pubescens
Beecher Crampton
1949-9-11
493
Contra Costa
Mount Diablo State Park, below main road, opposite Oak Knoll Picnic area
518
Comment
JEPS3210
Nemophila heterophylla
L. Constance, J. L. Morrison
1938-5-5
2190
Contra Costa
above Deer Flat (near head of Mitchell Canyon, nw slope of Mount Diablo); nw slope Mount Diablo, nr head Mitchell Canyon
670
Comment
UC1021937
Nemophila heterophylla
Rolf Y. Berg
1955-4-3
Contra Costa
Laurel Dell Camp Mt. Diablo State Park; , Laurel Dell Camp
Comment
UC1377695
Nemophila heterophylla
W. J. Dress
1951-2-24
3021
Contra Costa
ca 1 mi nw of n gate Mt. Diablo State Park; nw of north gate Mt. Diablo State Park
Comment
UC517550
Nemophila heterophylla
John Thomas Howell
1926-3-7
1659
Contra Costa
Mt. Diablo near toll gate Mt. Diablo
Comment
UC606926
Nemophila heterophylla
L. Constance, J. L. Morrison
1938-5-5
2190
Contra Costa
above Deer Flat (near head of Mitchell Canyon, nw slope of Mount Diablo); nw slope Mount Diablo, nr head Mitchell Canyon
670
Comment
UC67124
Nemophila heterophylla
Harley P. Chandler
1901-4-5
949
Contra Costa
Pine Canyon , Pine Canyon (Mt. Diablo)
Comment
UC67125
Nemophila heterophylla
Harley P. Chandler
1901-4-5
948
Contra Costa
Pine Canyon , Pine Canyon (Mt. Diablo)
Comment
UC691705
Nemophila heterophylla
Mary L. Bowerman
1933-4-9
1838
Contra Costa
w fork , Donner Canyon, w fork (Donner Canyon; Mount Diablo)
243
Comment
JEPS3131
Nemophila menziesii
Mary L. Bowerman
1931-3-8
557
Contra Costa
w bank Mitchell Canyon, Mount Diablo Mount Diablo, Mitchell Canyon
304
Comment
UC1069193
Nemophila menziesii
R. C. Wilson
1935-3-13
124
Contra Costa
1 1/2 mi se Wall Pt.; Mt. Diablo Quad., se of Wall Pt.
Comment
JEPS1934
Nemophila pedunculata
Mary L. Bowerman
1932-3-27
1139
Contra Costa
below Mitchell Rock (Mount Diablo); , below Mitchell Rock
Comment
UC691708
Nemophila pedunculata
Mary L. Bowerman
1932-3-27
1139
Contra Costa
below Mitchell Rock (Mount Diablo); , below Mitchell Rock
Comment
UC691710
Nemophila pedunculata
Mary L. Bowerman
1935-3-16
2731
Contra Costa
Arroyo del Cerro Mount Diablo, Arroyo del Cerro (e fork, Mount Diablo)
228
Comment
UC691711
Nemophila pedunculata
Mary L. Bowerman
1933-4-9
1831
Contra Costa
Donner Canyon Mount Diablo, , w fork (w fork, Mount Diablo)
243
Comment
CDA22540
Nicotiana acuminata var. multiflora
Slattergren
2008-7-22
PDR# 1373540
Contra Costa
Walnut Creek, 1575 North Gate Rd.
0
Comment
POM300990
Nicotiana bigelovii
Mary L. Bowerman
1936-6-20
3416
Contra Costa
Ridge west of Mount Zion, west side.
213
Comment
UC1795825
Nicotiana glauca
Barbara Ertter, Tom Schweich, Marion Reeves, & other volunteers
1996-5-11
14627
Contra Costa
Little Pine Creek at northwest foot of Mt. Diablo, along trail connecting North Gate Road to Castle Rock Road, Diablo Foothills Regional Park; along stream above stable, riparian vegetation.
91
Comment
RSA0027889
Nicotiana quadrivalvis
Barbara Ertter, David Gowen
2010-11-17
20698
Contra Costa
Mangini acquisition (Save Mount Diablo) between Lime Ridge and Mount Zion.
200
Comment
UC1952820
Nicotiana quadrivalvis
Barbara Ertter with David Gowen
2010-11-17
20698
Contra Costa
Mangini acquisition (Save Mount Diablo) between Lime Ridgeand Mount Zion
Comment
UC691506
Nicotiana quadrivalvis
Mary L. Bowerman
1936-6-20
3416
Contra Costa
ridge w Mount Zion (w side of ridge, road bending up canyon to south); Mount Diablo
213
Comment
UC691632
Nuttallanthus texanus
Mary L. Bowerman
1938-6-2
3653
Contra Costa
Mount Diablo, Dan Cook Canyon, 100 yards n of camp (C.C.C.) Dan Cook Canyon; Mount Diablo, Dan Cook Canyon
Comment
UC691645
Nuttallanthus texanus
Mary L. Bowerman
1932-4-16
1340 a
Contra Costa
Eagle Point ridge just s of Twin Peaks (Mount Diablo); , Eagle Point
Comment
UC691106
Oemleria cerasiformis
Mary L. Bowerman
1935-3-16
2734
Contra Costa
Peach Tree Springs Rd. Mount Diablo (e fork of canyon)
228
Comment
UC691109
Oemleria cerasiformis
Mary L. Bowerman
1931-2-8
502
Contra Costa
4.5 mi from Mount Diablo west entrance (Mineral Spring); Mount Diablo
Comment
UC692444
Oenothera elata subsp. hookeri
Mary L. Bowerman
1930-6-28
397
Contra Costa
Lower Silver Spring Mount Diablo
Comment
JEPS122909
Orobanche bulbosa
Adam C. Schneider
2015-5-22
936
Contra Costa
Eagle Peak Trail of Mt. Diablo State Park.
Comment
UC691753
Orobanche bulbosa
Mary L. Bowerman
1938-6-24
3694
Contra Costa
Pioneer Road junction
853
Comment
JEPS10811
Orobanche fasciculata
Mary L. Bowerman
1935-5-22
3056
Contra Costa
Saddle west of Twin Peaks.
Comment
JEPS127839
Orobanche fasciculata
Adam C. Schneider
2014-5-15
468
Contra Costa
Mt. Diablo State Park. Along summit road, just below Juniper Campground.
Comment
JEPS127850
Orobanche fasciculata
Adam C. Schneider
2014-5-15
553
Contra Costa
Mt. Diablo State Park. Above Murchio Gap on Bald Ridge Trail
Comment
UC691744
Orobanche fasciculata
Mary L. Bowerman
1935-5-22
3056
Contra Costa
Saddle west of Twin Peaks
Comment
JEPS102913
Orobanche pinorum
Christopher Thayer
1995-6-27
Contra Costa
Mount Diablo State Park, below Prospectors Gap along trail to Murchio Gap
Comment
JEPS10840
Orobanche uniflora subsp. occidentalis
Mary L. Bowerman
1935-4-22
2895
Contra Costa
Ridge west of Pioneer Road (west of Old Stage Road); Grassy hillside with northwest exposure.
Comment
UC691748
Orobanche uniflora subsp. occidentalis
Mary L. Bowerman
1935-4-22
2895
Contra Costa
Ridge west of Pioneer Road (west of Old State Road); Grassy hillside with northwest exposure.
Comment
JEPS99528
Orobanche vallicola
Mary L. Bowerman
1977-6-11
Contra Costa
Mount Diablo, Pine Canyon, Castle Rock Park (rest unclear).
Comment
UC691788
Osmorhiza brachypoda
Mary L. Bowerman
1935-6-15
3129
Contra Costa
grassy ridge running n from Mitchell-Pine divide at 3100 foot level; Mount Diablo
868
Comment
UC2028447
Panicum capillare
Barbara Ertter with Chris Thayer
1996-10-25
15379
Contra Costa
West side of Mount Diablo, North Gate Road 3 road miles below junction, near Mineral Spring
Comment
UCR263529
Panicum capillare
Barbara Ertter, Lisa M. Schultheis
1996-9-2
15283
Contra Costa
South Gate Road, south side of Mount Diablo, not far inside park entrance near base of mountain
500
Comment
UC2028445
Panicum dichotomiflorum
Barbara Ertter with Chris Thayer
1996-10-25
15377
Contra Costa
West side of Mount Diablo, North Gate Road 3 road miles below junction, near Mineral Spring
Comment
JEPS103101
Papaver californicum
Mary L. Bowerman
1978-5-14
Contra Costa
E face of Eagle Peak, ravine toward Twin Peaks from Back Creek Mount Diablo
Comment
JEPS77535
Papaver californicum
Margaret Ely
1978-5-3
Contra Costa
w of Donner Canyon (toward Twin Peaks from Back Creek, n side of Mount Diablo); Mount Diablo
304
Comment
HSC94231
Papaver heterophyllum
C. Newberry
1994-4-30
7247
Contra Costa
Mt. Diablo State Park, trail from Mitchell Canyon parking to Donner Creek
900
Comment
UC692353
Parvisedum pentandrum
J. T. Howell
16970
Contra Costa
ne of Deer Flat (Mount Diablo); Mount Diablo
609
Comment
UC2028558
Paspalum distichum
Barbara Ertter with Chris Thayer
1996-10-25
15366
Contra Costa
Northwest flank of Mount Diablo, Northgate Trail along Little Pine Creek between North Gate Road and Diablo Foothill Regional Park.
Comment
UC2028559
Paspalum distichum
Barbara Ertter with Chris Thayer
1996-10-25
15366
Contra Costa
Northwest flank of Mount Diablo, Northgate Trail along Little Pine Creek between North Gate Road and Diablo Foothill Regional Park.
Comment
JEPS68227
Pectocarya pusilla
Mary L. Bowerman
1933-5-8
2019
Contra Costa
near crest (n side, by rd to camp ground); Rock City Ridge
Comment
UC691634
Pectocarya pusilla
Mary L. Bowerman
1933-5-8
2019
Contra Costa
near crest Rock City Ridge (n side by rd to camp ground); Fossil Ridge
Comment
CHSC28128
Pedicularis densiflora
R. A. Emmrich
1975-3-14
97
Contra Costa
Ca. 1/2 mi w of Ranger Station no. 2 and 10 yds n of Diablo Rd., Mount Diablo State Park.
1127
Comment
HSC101963
Pedicularis densiflora
Nikolaus Gillen, Michelle Bihler
2014-3-20
15
Contra Costa
Mount Diablo State Park. Eagle Peak Trail.
649
Comment
JEPS10367
Pedicularis densiflora
W. L. Jepson
1918-6-3
7584
Contra Costa
Donner Canyon; Mount Diablo
609
Comment
JEPS84382
Pedicularis densiflora
Roxanne Bittman
1977-3-29
27
Contra Costa
on n si9de of Mount Diablo Scenic Road about 10 mi from base of mountain Mount Diablo Scenic Road
762
Comment
UC691617
Pedicularis densiflora
Mary L. Bowerman
1931-2-28
526
Contra Costa
Mount Diablo, near s road just below junction Mount Diablo
Comment
UCD108147
Pediomelum californicum
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
UC692118
Pellaea andromedifolia
Mary L. Bowerman
1930-8-24
428
Contra Costa
lower trail Mitchell Canyon; Mt Diablo
259
Comment
CAS-BOT-BC67559
Pellaea mucronata
Mary L. Bowerman
1933-3-25
1774
Contra Costa
Mount Diablo - ridge north of Emmons Canyon.
335
Comment
UC1795797
Pellaea mucronata var. mucronata
Barbara Ertter, Mary L. Bowerman
1994-6-19
12856 a
Contra Costa
Mt. Diablo State Park east of Walnut Creek; scrub oak thicket north road, north of lower-summit parking lot, next to drainage on N. facing slope.
Comment
UC692119
Pellaea mucronata var. mucronata
Mary L. Bowerman
1933-5-2
1956
Contra Costa
below Pioneer Camp (just above upper edge of chaparral); Mt Diablo
762
Comment
UC692120
Pellaea mucronata var. mucronata
Mary L. Bowerman
1933-3-25
1774
Contra Costa
ridge n of Emmons Canyon; Mt Diablo
335
Comment
JEPS127735
Penstemon heterophyllus
B. Keller, Valov, Debra
2009-8-17
UCBG 37
Contra Costa
Mt. Diablo State Park. along Summit Rd, 14.96 km SE of the north gate entrance in the city of Walnut Creek and about 0.8 km E of Juniper Camp.
Comment
UCD124222
Penstemon heterophyllus
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
JEPS7555
Penstemon heterophyllus var. heterophyllus
Mary L. Bowerman
1935-6-15
3132
Contra Costa
Flat (first bottom) where stream forks Mount Diablo, Mitchell Creek, Flat (first bottom) (Mitchell Creek, Mount Diablo)
640
Comment
JEPS7568
Penstemon heterophyllus var. heterophyllus
E. Ferguson
1919-1
Contra Costa
Donner Canyon Mt. Diablo, Donner Canyon
Comment
UC691510
Penstemon heterophyllus var. heterophyllus
Mary L. Bowerman
1935-6-15
3132
Contra Costa
Flat (first bottom) where stream forks Mount Diablo, Mitchell Creek, Flat (first bottom) (Mitchell Creek, Mount Diablo)
640
Comment
UC691801
Pentachaeta alsinoides
Mary L. Bowerman
1931-4-11
687
Contra Costa
Pine Canyon Mount Diablo
121
Comment
UC691803
Pentachaeta alsinoides
Mary L. Bowerman
1935-5-1
2938
Contra Costa
west road 2 mi from entrance (across the creek); Mount Diablo
182
Comment
UC697212
Pentachaeta exilis
Mary L. Bowerman
1931-4-4
670
Contra Costa
w Turtle Rock; Mount Diablo
Comment
UC1354307
Perideridia californica
T. I. Chuang, L. R. Heckard and R. Bacigalupi
1968-4-27
6437
Contra Costa
Deer Flat Mt. Diablo
Comment
UC691890
Perideridia kelloggii
Mary L. Bowerman
1938-6-30
3698
Contra Costa
Black Oak Flat Mount Diablo (dry streamlet n of chaparral)
762
Comment
UC1389992
Perideridia oregana
T. I. Chuang, L. Constance, R. S. Mitchell, and S. Banwar
1965-7-23
6007
Contra Costa
between Green Valley and Pine Creek; Mount Diablo
Comment
UC1390000
Perideridia oregana
T. I. Chuang, L. Constance, R. S. Mitchell, and S. Banwar
1965-7-23
6009
Contra Costa
just below Live Oak Picnic Area; Mount Diablo
487
Comment
UC1390001
Perideridia oregana
T. I. Chuang, L. Constance, R. S. Mitchell, and S. Banwar
1965-7-23
6009 b
Contra Costa
just below Live Oak Picnic Area; Mount Diablo
487
Comment
UC691809
Perideridia oregana
Mary L. Bowerman
1936-8-8
3525
Contra Costa
Emmons Canyon Mount Diablo (w fork)
Comment
UC691810
Perideridia oregana
Mary L. Bowerman
1930-8-31
447 a
Contra Costa
Dan Cook Canyon Mount Diablo (open area at head (C.C.C. camp built there later))
Comment
CHSC39484
Phacelia
Tyler Williams
1984-4-18
20
Contra Costa
Mt. Diablo. Upper site at Rocky Point Picnic Area on Summit Rd. in Mt. Diablo State Park.
670
Comment
JEPS112707
Phacelia breweri
Dean W. Taylor
1994-3-30
14114
Contra Costa
Mt. Diablo (in Mt. Diablo State Park); Juniper Camp, on west slope of Moses Rock Ridge; along fire road that begins at NW end of campground, about 125 m NW of the gate
883
Comment
JEPS45555
Phacelia breweri
A. R. Kruckeberg
1949-4-16
1739
Contra Costa
Deer Flat trail ca 1/8 mi from Juniper Camp; Mount Diablo
Comment
POM59588
Phacelia breweri
Verne Grant, Alva Grant
1950-5-13
8899
Contra Costa
South slope of Meridian Peak at junction of road and North Peak Trail, Mt. Diablo.
Comment
SJSU11250
Phacelia breweri
D. C. Bettencourt
1959-4-18
Contra Costa
by South Rd to summit of Mt Diablo
609
Comment
UC1795740
Phacelia breweri
Barbara Ertter, Tom Delendick
1996-5-2
14611
Contra Costa
Mount Diablo State Park, Deer Flat Road north of Juniper Camp, at cut through open live oak forest, northwest-facing slope.
853
Comment
UC604429
Phacelia breweri
H. L. Mason
1938-5-3
11750
Contra Costa
trail between Juniper Camp and Deer Flat; Mount Diablo
990
Comment
UC614672
Phacelia breweri
L. Constance, J. L. Morrison
1938-4-5
2191
Contra Costa
w slope of mt. near Deer Flat and head of Mitchell Canyon; South Coast Ranges, Mount Diablo
670
Comment
UC691688
Phacelia breweri
Mary L. Bowerman
1932-4-16
1341
Contra Costa
Eagle Point Mount Diablo (n side)
670
Comment
UC691690
Phacelia breweri
Mary L. Bowerman
1933-5-2
1953
Contra Costa
below Pioneer Camp; Mount Diablo
762
Comment
UCD120412
Phacelia distans
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
UC691703
Phacelia divaricata
Mary L. Bowerman
1935-4-26
2897
Contra Costa
w Indian Ceremonial Spring (hillside); Mount Diablo
1021
Comment
JEPS2156
Phacelia imbricata subsp. imbricata
Mary L. Bowerman
1935-5-22
3046
Contra Costa
canyon at n end of ridge which heads into saddle w Twin Peaks; Mount Diablo, Eagle Point Ridge
350
Comment
UC691692
Phacelia imbricata subsp. imbricata
Mary L. Bowerman
1935-5-22
3046
Contra Costa
canyon at n end of ridge which heads into saddle w Twin Peaks; Mount Diablo, Eagle Point Ridge
350
Comment
UC691693
Phacelia imbricata subsp. imbricata
Mary L. Bowerman
1930-6-5
252
Contra Costa
West rd 5.8 mi from entrance; Mount Diablo
457
Comment
UC735094
Phacelia imbricata subsp. imbricata
Lincoln Constance, T. Morley, R. H. Shan, and W. H. Wagner
1946-4-26
3033
Contra Costa
trail from Juniper Camp to Deer Flat; Mount Diablo
838
Comment
UC691476
Phacelia nemoralis subsp. nemoralis
Mary L. Bowerman
1934-4-21
2537
Contra Costa
Muir Area Mount Diablo
Comment
CAS-BOT-BC154324
Phacelia phacelioides
H. L. Mason
1938-5-3
11749
Contra Costa
Trail between Juniper Camp and Deer Flat, Mount Diablo
Comment
CAS-BOT-BC154325
Phacelia phacelioides
Mary L. Bowerman
1935-5-8
2974
Contra Costa
Mount Diablo. Muir Area
1036
Comment
CAS-BOT-BC154328
Phacelia phacelioides
Lincoln Constance; Carl W. Sharsmith; Howard S. Reed
1940-4-27
2574
Contra Costa
North of Juniper Camp, Mount Diablo
762
Comment
CAS-BOT-BC154336
Phacelia phacelioides
Mary L. Bowerman
1935-5-8
2974
Contra Costa
Mount Diablo. Muir Area
1036
Comment
GH401012
Phacelia phacelioides
H. L. Mason
1938-5-3
11749
Unknown
Trail between Juniper Camp and Deer Flat, Mount Diablo
Comment
JEPS1103
Phacelia phacelioides
Mary L. Bowerman
1935-5-8
2974
Contra Costa
Mount Diablo, Muir Area Mount Diablo; , Muir Area
1005
Comment
POM118166
Phacelia phacelioides
H. M. Hall, Essig
1916-5-31
10135
Contra Costa
Mount Diablo
1140
Comment
POM252665
Phacelia phacelioides
H. L. Mason
1938-5-3
11749
Contra Costa
Trail between Juniper Camp and Deer Flat, Mount Diablo.
Comment
POM300985
Phacelia phacelioides
Mary L. Bowerman
1935-5-8
2974
Contra Costa
Muir Area.
1006
Comment
POM310991
Phacelia phacelioides
Lincoln Constance, C. W. Sharsmith, H. S. Reed
1940-4-27
2574
Contra Costa
North of Juniper Camp, Mount Diablo
762
Comment
SFV3029
Phacelia phacelioides
L. Constance, C. W. Sharsmith, H. S. Reed
1940-4-27
2574
Contra Costa
North Coast Ranges Mount Diablo, north of Juniper Camp.
762
Comment
UC198955
Phacelia phacelioides
H. M. Hall and F. M. Essig
1916-5-31
10135
Contra Costa
on embankments along a new road Mount Diablo
1140
Comment
UC604428
Phacelia phacelioides
H. L. Mason
1938-5-3
11749
Contra Costa
trail between Juniper Camp and Deer Flat; Mount Diablo
Comment
UC671742
Phacelia phacelioides
Lincoln Constance, Carl W. Sharsmith with Howard S. Reed
1940-4-27
2574
Contra Costa
n Juniper Camp; Mount Diablo
762
Comment
UC691330
Phacelia phacelioides
Mary L. Bowerman
1933-5-2
1950
Contra Costa
below Pioneer Camp; Mount Diablo
762
Comment
UC691332
Phacelia phacelioides
Mary L. Bowerman
1932-4-16
1343
Contra Costa
Eagle Point Mount Diablo (n side)
670
Comment
UC691579
Phacelia phacelioides
Mary L. Bowerman
1935-5-8
2974
Contra Costa
Muir Area Mount Diablo
1005
Comment
JEPS99530
Phacelia rattanii
Mary L. Bowerman
1978-5-21
Contra Costa
Donner Canyon; ; Mount Diablo, Donner Canyon toward top of loop.
Comment
JEPS99583
Phacelia rattanii
Mary Bowerman
1994-6-19
Contra Costa
Mount Diablo, Muir aarea, 10'W of restroom
Comment
UC691717
Phacelia rattanii
Mary L. Bowerman
1933-6-21
2331 a
Contra Costa
Donner Canyon Mount Diablo (by stream)
Comment
UC691700
Phacelia tanacetifolia
Mary L. Bowerman
1936-4-23
3404
Contra Costa
w Deer Flat trail (just w of section line); Mount Diablo, Deer Ridge (Mitchell-Pine divide)
838
Comment
UC691701
Phacelia tanacetifolia
Mary L. Bowerman
1931-4-19
738
Contra Costa
ridge s Deer Flat (by rocks on crest of ridge); Mount Diablo
838
Comment
JEPS99511
Phalaris aquatica
Mary Bowerman
1994-6-4
Contra Costa
Mount Diablo. Pine Canyon at E end of Castle Rock Park, perhaps just outside park.
Comment
RSA721532
Phalaris aquatica
Mary L. Bowerman
1994-6-4
s.n.
Contra Costa
Mount Diablo; at E end of Castle Rock Park, perhaps just outside park.
Comment
UC1818956
Phalaris aquatica
Barbara Ertter, Kristin Ertter
1995-7-11
14466
Contra Costa
Pine Creek on west side of Mt. Diablo southwest of Walnut Creek. Trailhead at Castle Rock; dried grasslands.
121
Comment
UC2028437
Phalaris aquatica
Barbara Ertter with Chris Thayer
1996-10-25
15354
Contra Costa
Northwest flank of Mount Diablo, Northgate Trail along Little Pine Creek between North Gate Road and Diablo Foothills Regional Park
Comment
JEPS70601
Phalaris minor
W. L. Jepson
1918-6-5
7595
Contra Costa
Donner Canyon Mt. Diablo (Mt. Diablo); vicinity of San Francisco Bay, Mt. Diablo
228
Comment
UC692384
Phalaris minor
Mary L. Bowerman
1933-4-15
1849
Contra Costa
canyon s Arroyo del Cerro, Mount Diablo (at edges of s-facing flat which slopes slightly adjacent to stream bed); Mount Diablo
Comment
UC697140
Phalaris minor
Mary L. Bowerman
1934-4-21
2533
Contra Costa
Muir Area Mount Diablo (on 1931 burn); , Muir Area
Comment
UCD89185
Phalaris minor
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
JEPS99588
Phalaris paradoxa
Mary Bowerman
1995-7-2
Contra Costa
Mount Diablo, foot [trail] from Back Canyon to Donner Canyon.
Comment
UC1818923
Phalaris paradoxa
Barbara Ertter, Mary Bowerman
1995-6-11
14251
Contra Costa
Shell Ridge Recreation Area southeast of Walnut Creek, at west base Mt. Diablo.; annual grassland near Indian Valley School entrance, clay soil (planted Clarkia also present).
91
Comment
UCD89404
Phalaris paradoxa
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
UCD89405
Phalaris paradoxa
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
UC2028439
Phoenix
Barbara Ertter with Chris Thayer
1996-10-25
15357
Contra Costa
Northwest flank of Mount Diablo, Northgate Trail along Little Pine Creek between North Gate Road and Diablo Foothills Regional Park
Comment
UC521716
Phoradendron villosum
Joseph Andorfer Ewan
1933-10-15
8040
Contra Costa
s.w. slope Mt. Diablo
1066
Comment
UC608463
Phoradendron villosum
Beryl O. Schreiber
1934-2-22
944
Contra Costa
Mt. Diablo Rd.
Comment
CDA31164
Pickeringia montana
D. G. Kelch, Troy McGregor; Ed Biffin
2010-6-1
10 .225
Contra Costa
Mt. Diablo. Knobcone Point Rd.
Comment
JEPS55997
Pickeringia montana
L. R. Heckard and R. Bacigalupi
1968-6-27
Contra Costa
n.e. Deer Flat (Bald Ridge, Mt. Diablo); Mt. Diablo, Bald Ridge
670
Comment
CAS-BOT-BC202274
Pickeringia montana var. montana
Mary L. Bowerman
1931-5-2
793
Contra Costa
Mount Diablo. North end of Eagle Point ridge
Comment
JEPS65576
Pickeringia montana var. montana
W. L. Jepson
1918-6-3
7574
Contra Costa
Donner Canyon Mt. Diablo
533
Comment
UC1129854
Pickeringia montana var. montana
R. W. Lundh
1932-8-27
149
Contra Costa
1 1/2 mi w Cave Point; Mt. Diablo Quadrangle
487
Comment
UC1129855
Pickeringia montana var. montana
R. W. Lundh
1932-8-20
135
Contra Costa
2 mi s Mt. Diablo (Rock City); Mount Diablo Quadrangle
502
Comment
UC692284
Pickeringia montana var. montana
Mary L. Bowerman
1933-6-7
2277
Contra Costa
Inner Black Hills Mount Diablo (n exposure, w of 1970)
Comment
UC692692
Pickeringia montana var. montana
Mary L. Bowerman
1931-5-2
793
Contra Costa
Eagle Point Ridge Mount Diablo (n end)
Comment
JEPS47895
Pinus attenuata
W. L. Jepson
1923-4-22
9876
Contra Costa
Mt. Diablo Mt. Diablo (rocky ridge in chaparral)
Comment
UC692104
Pinus attenuata
Mary L. Bowerman
1933-5-11
2080
Contra Costa
Inner Black Hills , Mount Diablo (w end of chaparral n of crest)
Comment
CAS-BOT-BC78543
Pinus coulteri
J. W. Congdon
1894-10-16
s.n.
Contra Costa
Mt. Diablo
Comment
JEPS46806
Pinus coulteri
T. H. Goodspeed
1909-11-1
Contra Costa
Mt. Diablo
Comment
JEPS46807
Pinus coulteri
T. H. Goodspeed
1909-1-1
Contra Costa
near Clayton (Mt. Diablo); Mt. Diablo
Comment
POM287316
Pinus coulteri
Lyman Benson
1935-3-16
6280
Contra Costa
Mitchell Canyon near Clayton; Mt. Range: Mt. Diablo; Watershed: Walnut Creek.
244
Comment
UC1134074
Pinus coulteri
R. W. Lundh
1932-9-7
162
Contra Costa
1 mi N of Eagle Point
228
Comment
UC691927
Pinus coulteri
Mary L. Bowerman
1931-3-8
565
Contra Costa
above Mitchell Rock; Mount Diablo
Comment
UC691930
Pinus coulteri
Mary L. Bowerman
1931-3-8
565
Contra Costa
above Mitchell Rock; Mount Diablo
Comment
CDA28753
Pinus sabiniana
S. M. Blank
2007-4-7
Z 16 /07
Contra Costa
Sacramento Valley; Mount Diablo State Park, Summit Road.
Comment
JEPS46901
Pinus sabiniana
W. L. Jepson
1907-4-27
2648 a
Contra Costa
saddle at e head Mitchell Canyon; Mt. Diablo, Mitchell Canyon
Comment
JEPS48209
Pinus sabiniana
W. L. Jepson
1906-10-12
1750
Contra Costa
Pine Canon Mt. Diablo, Pine Canon
Comment
POM300617
Pinus sabiniana
Mary L. Bowerman
1933-5-10
2069
Contra Costa
One hundred feet below the Muir area.
Comment
UC1134128
Pinus sabiniana
R. C. Wilson
1935-2-27
116 A
Contra Costa
2 mi s Clayton; Mt. Diablo Quad.
259
Comment
UC1134136
Pinus sabiniana
R. W. Lundh
1932-9-7
161
Contra Costa
1 mi n Eagle point; Mt. Diablo Quad.
228
Comment
UC400311
Pinus sabiniana
State Survey
1866-5-1
Contra Costa
Monte del Diablo
Comment
UC521715
Pinus sabiniana
Joseph Andorfer Ewan
1933-10-15
8039
Contra Costa
on grassy open sw slope of Mt. Diablo Mt. Diablo
1066
Comment
UC691920
Pinus sabiniana
Mary L. Bowerman
1931-2-8
516
Contra Costa
by roadside around bend from (below) Silver Spring
Comment
UC691928
Pinus sabiniana
Mary L. Bowerman
1931-2-8
516
Contra Costa
by roadside around bend from (below) Silver Spring; Mount Diablo
Comment
UC692100
Pinus sabiniana
Mary L. Bowerman
1933-5-10
2070
Contra Costa
100 ft below Muir Area
Comment
UC85462
Pinus sabiniana
unknown
Contra Costa
Mt. Diablo
Comment
UC691271
Piperia
Mary L. Bowerman
1938-6-30
3700
Contra Costa
Blue Oak Flat Mount Diablo
822
Comment
UC691267
Piperia unalascensis
Mary L. Bowerman
1931-5-2
789
Contra Costa
n end Eagle Point ridge; Mount Diablo
Comment
UC1819070
Piptatherum miliaceum
Barbara Ertter, Mary Bowerman, Lisa Schultheis
1995-3-31
13940
Contra Costa
Mount Diablo State Park, lower end of Mitchell Canyon south of Clayton, on east side of stream not far from trail head.
182
Comment
UC2028436
Piptatherum miliaceum
Barbara Ertter with Chris Thayer
1996-10-25
15353
Contra Costa
Northwest flank of Mount Diablo, Northgate Trail along Little Pine Creek between North Gate Road and Diablo Foothills Regional Park
Comment
JEPS60917
Plagiobothrys acanthocarpus
Mary L. Bowerman
1933-3-25
1761
Contra Costa
Diablo Stock Farm (Stone Valley) Canyon Mount Diablo (w fork)
Comment
UC691338
Plagiobothrys acanthocarpus
Mary L. Bowerman
1933-3-25
1761
Contra Costa
Diablo Stock Farm, Emmons Canyon, w fork Stone Valley Canyon Mount Diablo, Stone Valley Canyon, Emmons Canyon
Comment
UC1084390
Plagiobothrys bracteatus
G. Thomas Robbins
1937-4-25
149
Contra Costa
2 mi e Alamo
Comment
UC691333
Plagiobothrys bracteatus
Mary L. Bowerman
1931-4-4
665
Contra Costa
margins of dried-up pond w Turtle Rock; Mount Diablo
Comment
JEPS116860
Plagiobothrys fulvus var. campestris
David Gowen
2007-4-13
670
Contra Costa
Diablo Foothills, west of the grassy field at Castle Rock Recreation Area.
Comment
JEPS99571
Plagiobothrys nothofulvus
Mary Bowerman
1991-5-21
Contra Costa
Mount Diablo, by Jim White Trail [Deer Flat Rd.]
Comment
UC1069046
Plagiobothrys nothofulvus
R. C. Wilson
1935-3-29
161
Contra Costa
1/2 mi w Deer Flat; Mt. Diablo Quadrangle
Comment
UC1073381
Plagiobothrys nothofulvus
George B. Rossbach
1955-3-20
465
Contra Costa
sw base Mt. Diablo
Comment
UC536016
Plagiobothrys nothofulvus
Laurence S. Jones
1934-4-8
44
Contra Costa
w slope Mt. Diablo (approx 3 mi surface distance from peak)
609
Comment
UC691397
Plagiobothrys nothofulvus
Mary L. Bowerman
1935-4-12
2820
Contra Costa
west (= North Rd.) Road 2 mi from entrance Mount Diablo
259
Comment
UC691404
Plagiobothrys nothofulvus
Mary L. Bowerman
1931-4-4
630
Contra Costa
2 mi from Mount Diablo west road (= North Rd.) entrance; Mount Diablo
259
Comment
UC691336
Plagiobothrys tenellus
Mary L. Bowerman
1933-5-8
2033
Contra Costa
flat n Rock City Camp; Mount Diablo
Comment
UC691529
Plantago erecta
Mary L. Bowerman
1931-3-21
599
Contra Costa
e end Fossil Ridge (just above the creek); Mount Diablo
Comment
UC691531
Plantago erecta
Mary L. Bowerman
1933-4-15
1848
Contra Costa
s of Arroyo del Cerro; Mount Diablo
Comment
UC691746
Plantago erecta
Mary L. Bowerman
1930-6-18
336
Contra Costa
upper end Rock City Canyon Mount Diablo, Rock City Canyon
Comment
UC1818866
Plantago lanceolata
Barbara Ertter, Kristin Ertter
1995-7-11
14475
Contra Costa
Sulfur Spring on Pine Cr, Diblo Foothill Regional Park, marshy wet ground.
121
Comment
JEPS21710
Plantago major
John Thomas Howell
1955-8-24
30898
Contra Costa
near Diablo Country Club
Comment
UC1818865
Plantago major
Barbara Ertter, Kristin Ertter
1995-7-11
14474
Contra Costa
Sulfur Spring on Pine Cr, Diblo Foothill Regional Park, marshy wet ground.
121
Comment
UC691530
Plantago major
Mary L. Bowerman
1932-11-11
1642
Contra Costa
Lower Moses Rock Spring Mount Diablo
Comment
UC692175
Platystemon californicus
Mary L. Bowerman
1933-4-15
1868
Contra Costa
canyon s Arroyo del Cerro, Mount Diablo (rocky knoll 250 ft below spring, Mount Diablo); Mount Diablo
Comment
UC692192
Platystemon californicus
Mary L. Bowerman
1935-4-17
2828
Contra Costa
2 mi from entrance Mount Diablo North Rd; Mount Diablo
237
Comment
JEPS5147
Plectritis ciliosa subsp. ciliosa
Mary L. Bowerman
1933-4-9
1835
Contra Costa
Mount Diablo, w fork of Donner Canyon Donner Canyon; Mount Diablo, Donner Canyon
243
Comment
UC1818900
Plectritis ciliosa subsp. ciliosa
Barbara Ertter, Mary Bowerman
1994-6-19
12854 a
Contra Costa
Mt. Diablo State Park east of Walnut Creek; scrub oak thicket north of road, north of lower summit parking lot, next to drainage on north facing slope.
Comment
UC691525
Plectritis ciliosa subsp. ciliosa
Mary L. Bowerman
1933-4-9
1835
Contra Costa
w fork of Donner Canyon, Mount Diablo Donner Canyon; Mount Diablo, Donner Canyon
243
Comment
UC691526
Plectritis ciliosa subsp. ciliosa
Mary L. Bowerman
1933-4-15
1853
Contra Costa
Canyon s of Arroyo del Cerro (Mount Diablo); Mount Diablo
Comment
UC76300
Plectritis ciliosa subsp. ciliosa
Harley P. Chandler
1901-4-4
951
Contra Costa
Mount Diablo, Pine Canyon Pine Canyon; Mount Diablo, Pine Canyon
Comment
UC691528
Plectritis ciliosa subsp. insignis
Mary L. Bowerman
1931-3-8
558
Contra Costa
above mouth of Mitchell Canyon (Mount Diablo); Mount Diablo
457
Comment
UC691523
Plectritis macrocera
Mary L. Bowerman
1933-4-15
1866
Contra Costa
Canyon s of Arroyo del Cerro (Mount Diablo); Mount Diablo
411
Comment
UC691191
Poa annua
Mary L. Bowerman
1931-4-4
666
Contra Costa
Pond w of Turtle Rock; Mt. Diablo
Comment
UC691192
Poa annua
Mary L. Bowerman
1933-3-25
1764
Contra Costa
off Stone Valley Emmons Canyon; Mt. Diablo
Comment
UC1818939
Poa bulbosa
Barbara Ertter, Chris Thayer
1995-4-25
13986
Contra Costa
Southeast side of Mt. Diablo northeast of Danville; shade of oak forest on Sycamore Creek near junction of path from Knobcone Point Rd.
396
Comment
CAS-BOT-BC246643
Poa howellii
Mary L. Bowerman
1933-5-22
2167
Contra Costa
Mount Diablo. Inner Black Hills: West of 1970
Comment
CAS-BOT-BC246647
Poa howellii
Mary L. Bowerman
1933-6-3
2247
Contra Costa
Mount Diablo. Meridian Peak summit: ridge north of lower junction of one-way roads
Comment
JEPS99538
Poa howellii
Mary L. Bowerman
1978-5-14
Contra Costa
Mount Diable. Eagle Peak Old Mines trail.
Comment
UC692329
Poa howellii
Mary L. Bowerman
1933-5-22
2167
Contra Costa
w of 1970 Inner Black Hills; Mt Diablo, Inner Black Hills
Comment
POM301025
Poa secunda
Mary L. Bowerman
1933-5-8
2020
Contra Costa
Fossil Ridge near crest, on north side by side road, Mount Diablo
Comment
POM301052
Poa secunda
Mary L. Bowerman
1935-5-18
3031
Contra Costa
Meridian Peak north of the summit parking area
1067
Comment
CAS-BOT-BC236386
Poa secunda subsp. secunda
Mary L. Bowerman
1933-4-15
1869
Contra Costa
Mount Diablo. Canyon S of Arroyo del Cerro: Rocky knoll 250 feet below spring
Comment
CAS-BOT-BC236389
Poa secunda subsp. secunda
Mary L. Bowerman
1932-4-16
1358
Contra Costa
Mount Diablo. Eagle Point Ridge, N of Eagle Point
Comment
UC691174
Poa secunda subsp. secunda
Mary L. Bowerman
1932-3-27
1140
Contra Costa
below Mitchell Rock; Mt Diablo
Comment
UC691189
Poa secunda subsp. secunda
Mary L. Bowerman
1931-4-11
693
Contra Costa
Pine Canyon; Mt Diablo
121
Comment
UC692416
Poa secunda subsp. secunda
Mary L. Bowerman
1933-4-15
1869
Contra Costa
canyon s of Arroyo del Cerro (rocky knoll 250 ft below spring); Mt Diablo
Comment
UC692417
Poa secunda subsp. secunda
Mary L. Bowerman
1935-4-19
2859
Contra Costa
near Turtle Rock (hillside opposite side of rd); Mt Diablo
457
Comment
UC70972
Poa secunda subsp. secunda
unknown
Contra Costa
Region of Mt Diablo
Comment
UC692128
Polygonum aviculare subsp. aviculare
Mary L. Bowerman
1930-10-4
475
Contra Costa
Maple Spring Mount Diablo
Comment
UC1478302
Polypodium
Alan R. Smith with Tom Lemieux
1981-11-19
827
Contra Costa
n slope Mt. Diablo (creekside ravine along North Gate Rd, 3.6 mi w of (below) Park HQ (South Gate Rd. junction)); Mt. Diablo State Park
640
Comment
UC1478303
Polypodium
Alan R. Smith with Tom Lemieux
1981-11-19
825
Contra Costa
n slope Mt. Diablo (creekside ravine along North Gate Rd, 3.6 mi w of (below) Park HQ (South Gate Rd. junction)); Mt. Diablo State Park
640
Comment
UC1177504
Polypodium calirhiza
John Thomas Howell
1940-2-11
Contra Costa
near Rock City; Mt. Diablo
Comment
UC1478304
Polypodium calirhiza
Alan R. Smith with Tom Lemieux
1981-11-19
826
Contra Costa
n slope Mt. Diablo (creekside ravine along North Gate Rd., 3.6 mi w of (below) Park HQ (South Gate Rd. junction); Mt. Diablo State Park
640
Comment
UCR254829
Polypogon
Peter Rubtzoff
1968-9-18
5965
Contra Costa
North Gate Road, c. 5 miles NW of Mt. Diablo State Park north entrance
58
Comment
UCR254830
Polypogon
Peter Rubtzoff
1968-9-18
5966
Contra Costa
North Gate Road, c. 5 miles NW of Mt. Diablo State Park north entrance
58
Comment
UC1819008
Polypogon interruptus
Barbara Ertter, Tony Morosco, Lynne Hosley
1995-5-29
14233
Contra Costa
South side Mount Diablo, Sheepherder Springs complex 1/2 mile north of Curry Point, wet ground in grassland.
487
Comment
UC1819024
Polypogon interruptus
Barbara Ertter, Tom Schweich, Marion Reeves, & other volunteers
1996-5-11
14634
Contra Costa
Little Pine Creek at northwest foot of Mt. Diablo, along trail connecting North Gate Road to Castle Rock Road, Diablo Foothills Regional Park; along stream above stable, riparian vegetation.
91
Comment
UC2013051
Polypogon interruptus
Barbara Ertter with Tony Morosco
1996-7-27
15031
Contra Costa
Mount Diablo State Park, Donner Creek ca halfway between Regency Drive trailhead and old cabin site.
Comment
UC691204
Polypogon interruptus
Mary L. Bowerman
1933-6-3
2227
Contra Costa
two mi by road from w entrance Mount Diablo (spring in chaparral)
Comment
UC691207
Polypogon interruptus
Mary L. Bowerman
1936-8-17
3528
Contra Costa
Sulphur Spring in Pine Canyon Mount Diablo; , Pine Canyon, Sulphur Spring
137
Comment
UC691205
Polypogon monspeliensis
Mary L. Bowerman
1933-6-21
2338
Contra Costa
Donner Canyon Mount Diablo; , Donner Canyon
335
Comment
UC691910
Polypogon monspeliensis
Mary L. Bowerman
1932-11-19
1656
Contra Costa
Lower Grapevine Spring Mount Diablo; , Lower Grapevine Spring
Comment
UC692382
Polypogon monspeliensis
Mary L. Bowerman
1932-8-27
1521
Contra Costa
spring s of Turtle Rock Mount Diablo; , spring s of Turtle Rock
Comment
UC2028386
Polypogon viridis
Barbara Ertter
1998-6-20
16256
Contra Costa
Shell Ridge Open Space on NW side of Mount Diablo, wet margin of Willow Spring Pond south of Ginder Gap
Comment
UC1795780
Potamogeton filiformis
Barbara Ertter, Tom Schweich, Marion Reeves, & other volunteers
1996-5-11
14644
Contra Costa
North Gate Road at northwest base of Mount Diablo, ''Tick Pond'' west of road toward Castle Rock.
Comment
UC2012969
Prunus cerasifera
Barbara Ertter with Tony Morosco
1996-7-27
15033
Contra Costa
Mount Diablo State Park, lower Donner Creek at old cabin site.
Comment
UC691115
Prunus cerasifera
Mary L. Bowerman
1931-4-18
726
Contra Costa
Sycamore Canyon: flat at junction of E and NE forks. Mt. Diablo
396
Comment
UC1784905
Prunus dulcis
Barbara Ertter, Chris Thayer
1995-4-25
s. n.
Contra Costa
Sycamore Creek on SE foot of Mount Diablo
Comment
UC1819021
Prunus dulcis
Barbara Ertter, Tom Schweich, Marion Reeves, & other volunteers
1996-5-11
14642
Contra Costa
Little Pine Creek at northwest foot of Mt. Diablo, along trail connecting North Gate Road to Castle Rock Road, Diablo Foothills Regional Park; packed ground of trailside.
Comment
UC691118
Prunus dulcis
Mary L. Bowerman
1936-8-19
3533
Contra Costa
Mount Diablo
Comment
UC691124
Prunus subcordata
Mary L. Bowerman
1932-4-9
1334
Contra Costa
Mount Diablo, Muir Area Mount Diablo; , Muir Area
Comment
UC691120
Prunus virginiana var. demissa
Mary L. Bowerman
1936-6-20
3415
Contra Costa
w side of ridge w of Mount Zion (Mount Diablo); Mount Diablo
213
Comment
UC691824
Pseudognaphalium californicum
Mary L. Bowerman
1935-5-30
3089
Contra Costa
Eagle Point ridge
320
Comment
UC691825
Pseudognaphalium californicum
Mary L. Bowerman
1930-6-18
340
Contra Costa
Dan Cook Canyon
289
Comment
JEPS99520
Pseudognaphalium luteoalbum
Mary L. Bowerman
1978-6-24
Contra Costa
Mount Diablo, Mitchell Creek, below reservoir.
190
Comment
UC1795766
Pseudognaphalium luteoalbum
Barbara Ertter, Tony Morosco, Lynne Hosley
1995-5-29
14228
Contra Costa
South side Mount Diablo, Sheepherder Springs complex 1/2 mile north of Curry Point, wet ground in grassland.
487
Comment
UC1795848
Pseudognaphalium luteoalbum
Barbara Ertter, Tony Morosco
1996-1-15
14546
Contra Costa
Mount Diablo (southeast side) trail from Curry Point to Frog Pond; streamlet from spring crossing road below and slightly west of Hidden Pond, clay substrate.
487
Comment
UC691826
Pseudognaphalium stramineum
Mary L. Bowerman
1938-9-17
3717
Contra Costa
Johnny Walker Spring Mount Diablo, Johnny Walker Spring
731
Comment
UC2029123
Psilocarphus tenellus
Barbara Ertter with David Gowen
2012-4-19
21319
Contra Costa
Diablo Foothills Regional Park southeast of Walnut Creek, north end Hanging Valley Trail.
Comment
UC691818
Psilocarphus tenellus
Mary L. Bowerman
1931-4-11
702
Contra Costa
Mouth of Pine Canyon Mount Diablo
Comment
POM138612
Ptelea baldwinii subsp. crenulata
C. F. Baker
1903-4-28
2943
Contra Costa
Mitchell's Canyon, Mt. Diablo.
Comment
POM138613
Ptelea baldwinii subsp. crenulata
C. F. Baker
1903-4-28
2943
Contra Costa
Mitchell's Canyon, Mt. Diablo.
Comment
CAS-BOT-BC148621
Ptelea crenulata
C. F. Baker
1903-4-28
2943
Contra Costa
Mitchell's Canyon [canon], Mt. Diablo
Comment
CAS-BOT-BC148625
Ptelea crenulata
Mary L. Bowerman
1930-6-22
357
Contra Costa
Mitchell Canyon, Mount Diablo
Comment
CAS-BOT-BC148626
Ptelea crenulata
Alice Eastwood
1915-5-30
4543
Contra Costa
Mitchell Canyon, Mount Diablo
Comment
CAS-BOT-BC148636
Ptelea crenulata
W. W. Carruth
1903-5-10
s.n.
Contra Costa
Mitchell Canyon, Mt. Diablo
Comment
CAS-BOT-BC148639
Ptelea crenulata
W. L. Jepson
1918-6-5
7603 a
Contra Costa
Mt. Diablo, Donner Canyon
Comment
CAS-BOT-BC148641
Ptelea crenulata
H. E. McMinn
1922-10-1
409
Contra Costa
Mitchell Canyon, Mt. Diablo
Comment
GH347931
Ptelea crenulata
C. F. Baker
1903-4-28
2943
Unknown
Mitchell's canon, Mt. Diablo
Comment
HSC93960
Ptelea crenulata
C. Newberry
1994-4-30
7253
Contra Costa
Mt. Diablo State Park, trail from Mitchell Canyon Parking to Donner Creek
900
Comment
JEPS40173
Ptelea crenulata
W. L. Jepson
1918-6-5
7603 a
Contra Costa
Donner Canyon; Mt. Diablo
Comment
SJSU758
Ptelea crenulata
C. D. Duncan
1942-4-26
Contra Costa
lower E slope, Mt Diablo
Comment
UC1602320
Ptelea crenulata
R. C. Wilson
1935-3-26
145 A
Contra Costa
0.5 mi w Mt. Zion; Mt. Diablo Quad.
243
Comment
UC579884
Ptelea crenulata
Annetta Carter
1935-6-1
868
Contra Costa
ridge on w side of peak Mount Diablo
1036
Comment
UC692585
Ptelea crenulata
Mary L. Bowerman
1935-6-1
3099
Contra Costa
gully e Mitchell-Pine divide; Mount Diablo
975
Comment
CAS-BOT-BC76619
Pteridium aquilinum
Mary L. Bowerman
1930-8-24
426
Contra Costa
Mount Diablo - Mitchell Canyon, lower trail (west of stream)
259
Comment
UC692115
Pteridium aquilinum var. pubescens
Mary L. Bowerman
1930-8-24
426
Contra Costa
lower trail w of stream Mitchell Canyon; Mt. Diablo
259
Comment
UC1795763
Pterostegia drymarioides
Barbara Ertter, Lisa Schultheis
1995-4-27
14014
Contra Costa
Lime Ridge open space northwest of Mt. Diablo in Walnut Creek; north-facing open brushy slope with scattered oaks along extension of Valley View road.
182
Comment
UC692211
Pterostegia drymarioides
Mary L. Bowerman
1933-4-9
1833
Contra Costa
w. fork Donner Canyon; Mt. Diablo
243
Comment
UCD100927
Pterostegia drymarioides
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
UC1748007
Quercus
E. Dean, M. Bowerman, B. Ertter, J. Tucker, J. Kerbavaz
2000-9-13
657
Contra Costa
Fossil Ridge, just below and 0.1 mi along fire rd that begins at the parking lot SE of Rock City and climbs onto Fossil Ridge in southeasterly direction Mount Diablo State Park
487
Comment
UC1748008
Quercus
E. Dean, M. Bowerman, B. Ertter, J. Tucker, J. Kerbavaz
2000-9-13
657
Contra Costa
Fossil Ridge, just below and 0.1 mi along fire rd that begins at the parking lot SE of Rock City and climbs onto Fossil Ridge in southeasterly direction Mount Diablo State Park
487
Comment
UC1748009
Quercus
E. Dean, M. Bowerman, B. Ertter, J. Tucker, J. Kerbavaz
2000-9-13
656
Contra Costa
Fossil Ridge, just below and 0.1 mi along fire rd that begins at the parking lot SE of Rock City and climbs onto Fossil Ridge in southeasterly direction Mount Diablo State Park
487
Comment
UC691327
Quercus X chasei
Mary L. Bowerman
1935-10-26
3349
Contra Costa
0.1 mi (by road) above Silver Springs (50 ft from road); Mount Diablo
859
Comment
UC691281
Quercus X eplingii
Mary L. Bowerman
1935-11-30
3351
Contra Costa
sw of Gibraltar Rock; Mount Diablo, Fossil Ridge
Comment
CAS-BOT-BC45663
Quercus agrifolia
Mary L. Bowerman
1930-6-3
225
Contra Costa
West road, 1.9 miles from west entrance, Mount Diablo
Comment
CHSC39479
Quercus agrifolia
Tyler Williams
1984-4-18
25
Contra Costa
Mt. Diablo. At Live Oak Group Camp, ca 50 yd ne of site #15, in Rock City area of Mount Diable State Park.
304
Comment
POM210976
Quercus agrifolia
Joseph A. Ewan
1933-10-15
8027
Contra Costa
SW slope of Mt Diablo
1067
Comment
UC1084391
Quercus agrifolia
G. Thomas Robbins
1937-4-25
147
Contra Costa
2 mi e Alamo (on road to Mt. Diablo)
Comment
UC521668
Quercus agrifolia
Joseph Andorfer Ewan
1933-10-15
8027
Contra Costa
sw slope Mt. Diablo
1066
Comment
UC691326
Quercus agrifolia
Mary L. Bowerman
1935-4-22
2881
Contra Costa
2 mi from West road (= North Rd.) entrance (N. Gate) (on s side of road); Mount Diablo
Comment
UC691289
Quercus berberidifolia
Mary L. Bowerman
1932-9-17
1584
Contra Costa
Donner Canyon, w fork Mount Diablo
304
Comment
UC691295
Quercus berberidifolia
Mary L. Bowerman
1933-6-21
2341
Contra Costa
Median Ridge (Donner Canyon) Mount Diablo
Comment
UC691300
Quercus berberidifolia
Mary L. Bowerman
1930-8-31
444
Contra Costa
near Rock City (Dan Cook (Rock City) Canyon); Mount Diablo
Comment
UC691306
Quercus berberidifolia
Mary L. Bowerman
1933-4-15
1878
Contra Costa
canyon s Arroyo del Cerro; Mount Diablo
Comment
UC691312
Quercus berberidifolia
Mary L. Bowerman
1935-11-30
3355
Contra Costa
Fossil Ridge Mount Diablo
Comment
CAS-BOT-BC62696
Quercus chrysolepis
L. R. Abrams
1910-10-8
435
Contra Costa
Mt. Diablo summit
1158
Comment
CAS-BOT-BC62697
Quercus chrysolepis
Mary L. Bowerman
1931-4-25
778
Contra Costa
Mt. Diablo summit
Comment
CDA31069
Quercus chrysolepis
D. G. Kelch, Troy McGregor; Ed Biffin
2010-6-1
10 .232
Contra Costa
Mt. Diablo. Knobcone Point Rd.
Comment
GH344248
Quercus chrysolepis
L. S. Rose
1941-5-15
41236
Unknown
Mt. Diablo, w. slope
548
Comment
RSA476539
Quercus chrysolepis
Mark Morris
1929-03
14907
Contra Costa
Mt. Diablo.
Comment
SEINET14301648
Quercus chrysolepis
Robert A. Norris, John L. Inase
1981-1
4152
Contra Costa
Near North Gate Rd., Mt Diablo; on dry SW-facing slope
716
Comment
UC1135384
Quercus chrysolepis
R. W. Lundh
1932-8-24
137
Contra Costa
2 mi s Mt. Diablo (Rock City); Mt. Diablo Quad.
502
Comment
UC405353
Quercus chrysolepis
W. P. Taylor
1912-7-26
Contra Costa
w side Mt. Diablo
Comment
UC405354
Quercus chrysolepis
W. P. Taylor
1912-7-22
Contra Costa
w side Mt. Diablo
Comment
UC691274
Quercus chrysolepis
Mary L. Bowerman
1930-8-31
446
Contra Costa
Dan Cook Canyon, upper end Mount Diablo
Comment
UC847906
Quercus chrysolepis
Lewis S. Rose
1941-5-15
41236
Contra Costa
w slope Mt. Diablo
Comment
CAS-BOT-BC86643
Quercus douglasii
Alice Eastwood
1923-5-4
11732
Contra Costa
Mt. Diablo
Comment
CAS-BOT-BC86644
Quercus douglasii
Alice Eastwood
1923-5-14
11813
Contra Costa
Mt. Diablo
Comment
CAS-BOT-BC86645
Quercus douglasii
H. E. McMinn
1922-10-1
403
Contra Costa
Mitchell Canyon, Mt. Diablo
Comment
CAS-BOT-BC86646
Quercus douglasii
H. E. McMinn
1922-6-2
84
Contra Costa
North slope of Mt. Diablo
Comment
CAS-BOT-BC86647
Quercus douglasii
L. R. Abrams
1910-10-8
4347
Contra Costa
Mt. Diablo
762
Comment
CAS-BOT-BC86648
Quercus douglasii
John Thomas Howell
1926-3-7
1658
Contra Costa
Mt. Diablo near toll gate
Comment
CAS-BOT-BC86649
Quercus douglasii
Joseph Andorfer Ewan
1933-10-15
8028
Contra Costa
Mt. Diablo
1066
Comment
JEPS37390
Quercus douglasii
W. L. Jepson
1898-10-18
Contra Costa
Deer Flat Mt. Diablo
Comment
RSA476582
Quercus douglasii
Bonnie C. Templeton
1962-6-20
s.n.
Contra Costa
Mount Diablo
Comment
UC691283
Quercus douglasii
Mary L. Bowerman
1930-6-3
223
Contra Costa
1.9 mi from West road (= North Rd.) entrance; Mount Diablo
Comment
UC691285
Quercus douglasii
Mary L. Bowerman
1930-8-31
445
Contra Costa
Dan Cook Canyon Mount Diablo
Comment
CAS-BOT-BC86120
Quercus dumosa
Mary L. Bowerman
1933-4-15
1878
Contra Costa
Mount Diablo. Canyon S of Arroyo del Cerro: Canyon side
Comment
CAS-BOT-BC86121
Quercus dumosa
Mary L. Bowerman
1935-11-30
3355
Contra Costa
Mount Diablo. Fossil Ridge, roadside
Comment
CAS-BOT-BC86123
Quercus dumosa
Mary L. Bowerman
1932-9-17
1584
Contra Costa
Mount Diablo. Donner Canyon, west fork: Bank between forks
304
Comment
CAS-BOT-BC79606
Quercus durata
Mary L. Bowerman
1932-10-16
1632
Contra Costa
Mount Diablo. Donner Canyon Trail
Comment
CAS-BOT-BC79607
Quercus durata
Mary L. Bowerman
1932-10-16
1632
Contra Costa
Mount Diablo. Donner Canyon Trail
Comment
POM301005
Quercus durata
Mary L. Bowerman
1932-10-16
1632
Contra Costa
Donner Canyon Trail.
Comment
UC1135558
Quercus durata
N. French
1935-7-25
645
Contra Costa
Mt. Diablo Mt. Diablo Quad.
670
Comment
UC1135564
Quercus durata
R. C. Wilson
1935-3-29
164
Contra Costa
1 mi w Deer Flat; Mount Diablo
685
Comment
OBI14287
Quercus durata var. durata
H. E. McMinn
22-Oct
408
Contra Costa
Mitchell Cyn-Mt. Diablo
Comment
CHSC83198
Quercus garryana
B. Ertter; M. Bowerman, E. Dean, J. Tucker, J. Kerbavaz
2000-9-13
654
Contra Costa
Mount Diablo State park, Fossil Ridge, just upslope of South Gate Rd., just west of Gibraltar Rock, southeast of Rock City.
487
Comment
CHSC83237
Quercus garryana
E. Dean; M. Bowerman, B. Ertter, J. Tucker, J. Kerbavaz
2000-9-13
656
Contra Costa
Mount Diablo State park, Fossil Ridge, along fire road that begins at the parking lot southeast of Rock City and climbs onto Fossil Ridge in southeasterly direction, ca. 0.1 mile from Rock City, slightly downslope of road.
487
Comment
SBBG115591
Quercus garryana
E. Dean, M. Bowerman, B. Ertter, J. M. Tucker, J. Kerbavaz
2000-9-13
654
Contra Costa
Mt Diablo St Park, Fossil Ridge, just upslope of S Gate Rd, just W of Gibraltar Rock, SE of Rock City
487
Comment
UC1748010
Quercus garryana
E. Dean, M. Bowerman, B. Ertter, J. Tucker, J. Kerbavaz
2000-9-13
655
Contra Costa
Fossil Ridge, just upslope of South Gate Rd., just W of Gibralter Rock, SE of Rock City Mount Diablo State Park
487
Comment
UC1748011
Quercus garryana
E. Dean, M. Bowerman, B. Ertter, J. Tucker, J. Kerbavaz
2000-9-13
654
Contra Costa
Fossil Ridge, just upslope of South Gate Rd., just W of Gibralter Rock, SE of Rock City Mount Diablo State Park
487
Comment
UC691276
Quercus garryana
Mary L. Bowerman
1931-8-29
1035
Contra Costa
Fossil Ridge Mount Diablo
Comment
UC691287
Quercus garryana
Mary L. Bowerman
1935-11-30
3352
Contra Costa
between Gibralter Rock and Rock City Road; Mount Diablo
Comment
UC691288
Quercus garryana
Mary L. Bowerman
1930-10-19
491
Contra Costa
Fossil Ridge (Garden-of-the-Gods) Mount Diablo
Comment
UCD130592
Quercus garryana
E. Dean; M. Bowerman, B. Ertter, J. Tucker, J. Kerbavaz
2000-9-13
654
Contra Costa
California. Contra Costa County: Mount Diablo State park, Fossil Ridge, along fire road that begins at the parking lot southeast of Rock City and climbs onto Fossil Ridge in southeasterly direction, ca. 0.1 mile from Rock City, slightly downslope of road.
487
Comment
UCD17418
Quercus garryana
E. Dean; M. Bowerman, B. Ertter, J. Tucker, J. Kerbavaz
2000-9-13
654
Contra Costa
California. Contra Costa County: Mount Diablo State park, Fossil Ridge, just upslope of South Gate Rd., just west of Gibraltar Rock, southeast of Rock City.
487
Comment
UCD17419
Quercus garryana
E. Dean; M. Bowerman, B. Ertter, J. Tucker, J. Kerbavaz
2000-9-13
655
Contra Costa
California. Contra Costa County: Mount Diablo State park, Fossil Ridge, just upslope of South Gate Rd., just west of Gibraltar Rock, southeast of Rock City.
487
Comment
UCD17420
Quercus garryana
E. Dean; M. Bowerman, B. Ertter, J. Tucker, J. Kerbavaz
2000-9-13
656
Contra Costa
California. Contra Costa County: Mount Diablo State park, Fossil Ridge, along fire road that begins at the parking lot southeast of Rock City and climbs onto Fossil Ridge in southeasterly direction, ca. 0.1 mile from Rock City, slightly downslope of road.
487
Comment
UCD17435
Quercus garryana
E. Dean; M. Bowerman, B. Ertter, J. Tucker, J. Kerbavaz
2000-9-13
657
Contra Costa
California. Contra Costa County: Mount Diablo State park, Fossil Ridge, along fire road that begins at the parking lot southeast of Rock City and climbs onto Fossil Ridge in southeasterly direction, ca. 0.1 mile from Rock City, slightly downslope of road.
487
Comment
UCD17436
Quercus garryana
E. Dean; M. Bowerman, B. Ertter, J. Tucker, J. Kerbavaz
2000-9-13
658
Contra Costa
California. Contra Costa County: Mount Diablo State park, Fossil Ridge, along fire road that begins at the parking lot southeast of Rock City and climbs onto Fossil Ridge in southeasterly direction, ca. 0.1 mile from Rock City, slightly downslope of road.
487
Comment
UCR141757
Quercus garryana
Ellen Dean, Mary L. Bowerman, Barbara Ertter, J. M. Tucker, Joan Kerbavaz
2000-9-13
657
Contra Costa
Mt. Diablo State Park, Fossil Ridge, along fire road that begins at the parking lot SE of Rock City and climbs onto Fossil Ridge in southeasterly direction, c. 0.1 mi from Rock City, slightly downslope of road
488
Comment
JEPS38080
Quercus kelloggii
Frank W. Bancroft
1923-3-25
Contra Costa
Pine Canyon Mt. Diablo
Comment
UC691309
Quercus kelloggii
Mary L. Bowerman
1936-8-19
3532
Contra Costa
ne-face on s side Pine Canyon mouth (most n w-heading streamlet shown on topographic map (now dry)); Mount Diablo
173
Comment
UC691314
Quercus kelloggii
Mary L. Bowerman
1935-11-30
3354
Contra Costa
w of Gibraltar Rock; Mount Diablo, Fossil Ridge
Comment
CAS-BOT-BC61605
Quercus lobata
Mary L. Bowerman
1930-6-3
224
Contra Costa
Mount Diablo. West road, 1.9 miles from entrance
167
Comment
UC1135713
Quercus lobata
R. W. Lundh
1932-9-1
154
Contra Costa
1 mi n Eagle Point; Mt. Diablo Quad.
228
Comment
UC691278
Quercus lobata
Mary L. Bowerman
1930-6-3
224
Contra Costa
1.9 mi from West road (= North Rd.) entrance; Mount Diablo
167
Comment
UC691279
Quercus lobata
Mary L. Bowerman
1930-6-22
372
Contra Costa
Deer Flat Mount Diablo
Comment
UC691280
Quercus lobata
Mary L. Bowerman
1930-11-25
498
Contra Costa
s of South Gate; Mount Diablo
Comment
UCD47151
Quercus parvula var. shrevei
H. D. Jones
1910-11-26
s.n.
Contra Costa
Mt. Diablo, Contra Costa County.
Comment
CDA31191
Quercus wislizeni
D. G. Kelch, Troy McGregor; Ed Biffin
2010-6-1
10 .228
Contra Costa
Mt. Diablo. Knobcone Point Rd.
Comment
UC691291
Quercus wislizeni
Mary L. Bowerman
1933-5-9
2052
Contra Costa
Mountain House Canyon, n face Mount Diablo
670
Comment
UC691292
Quercus wislizeni
Mary L. Bowerman
1933-9-30
2448
Contra Costa
e end Meridian Flat (e of Pioneer Camp); Mount Diablo
Comment
UC691297
Quercus wislizeni
Mary L. Bowerman
1933-9-30
2449
Contra Costa
e end Meridian Flat; Mount Diablo
807
Comment
JEPS96257
Quercus wislizeni var. frutescens
Dean Kelch
1995-3-14
97 .13
Contra Costa
Mount Diablo, Rock City, e Contra Costa County Rock City; Mount Diablo, Rock City
457
Comment
SJSU10139
Quercus wislizeni var. wislizeni
A. W. Jacobs
1938-10-1
Contra Costa
lower E slope of Mt Diablo, 5 mi S of Clayton
Comment
UC691951
Ranunculus aquatilis
Mary L. Bowerman
1935-6-21
3155
Contra Costa
s Turtle Rock (winter pool e of main pond); Mount Diablo
Comment
UC691953
Ranunculus aquatilis
Mary L. Bowerman
1931-4-4
662
Contra Costa
pool w Turtle Rock; Mount Diablo
Comment
UCR263547
Ranunculus aquatilis var. capillaceus
Barbara Ertter, Tony Morosco
1998-7-11
16365
Contra Costa
San Francisco Bay Region, North base of Mount Diablo, small pond on north side of Bruce Lee Road east of Mitchell Canyon staging area
183
Comment
RSA268401
Ranunculus canus
Lyman Benson
1935-3-16
6275
Contra Costa
Mitchell Canyon near Clayton; Mt. Range: Mt. Diablo; Watershed: Walnut Creek.
244
Comment
UC549110
Ranunculus canus
Lyman Benson
1931-3-18
2655
Contra Costa
Danville South Coast Mt. Range, Sacramento River Watershed, Mt. Diabl (w base of mt.)
213
Comment
UC692186
Ranunculus canus
Mary L. Bowerman
1930-6-5
246
Contra Costa
North Road 5.8 mi from entrance to park (near a stream in canyon); Mount Diablo
Comment
UC692187
Ranunculus canus
Mary L. Bowerman
1938-5-22
3048
Contra Costa
canyon at n end which opens into saddle w Twin Peaks; Mount Diablo, Eagle Point Ridge
426
Comment
UC732542
Ranunculus canus
Lyman Benson
1931-3-18
2655
Contra Costa
Danville South Coast Mt. Range, Sacramento River Watershed, Mt. Diabl (w base of mt.)
213
Comment
UCR263546
Ranunculus canus
Barbara Ertter, R. K. Brummitt
1998-5-6
16090
Contra Costa
San Francisco Bay Region, lower Donner Canyon on north base of Mount Diablo, Hetherington Trail upstream from Donner Cabin
274
Comment
UC692185
Ranunculus canus var. canus
Mary L. Bowerman
1931-3-8
563
Contra Costa
Mitchell Canyon (west bank, near mouth); Mount Diablo
Comment
POM268449
Ranunculus canus var. laetus
Lyman Benson
1935-3-16
6272
Contra Costa
Mitchell Canyon near Clayton; Mt. Range: Mt. Diablo; Watershed: Walnut Creek.
244
Comment
POM268450
Ranunculus canus var. laetus
Lyman Benson
1935-3-16
6273
Contra Costa
Mitchell Canyon near Clayton; Mt. Range: Mt. Diablo; Watershed: Walnut Creek.
244
Comment
POM268451
Ranunculus canus var. laetus
Lyman Benson
1935-3-16
6274
Contra Costa
Mitchell Canyon near Clayton; Mt. Range: Mt. Diablo; Watershed: Walnut Creek.
244
Comment
POM268452
Ranunculus canus var. laetus
Lyman Benson
1935-3-16
6276
Contra Costa
Mitchell Canyon near Clayton; Mt. Range: Mt. Diablo; Watershed: Walnut Creek.
244
Comment
JEPS54990
Ranunculus muricatus
W. L. Jepson
1918-6-5
7593
Contra Costa
Donner Canyon Mt. Diablo
Comment
UC692127
Ranunculus muricatus
Mary L. Bowerman
1933-4-15
1844
Contra Costa
canyon s Arroyo del Cerro (in or bordering stream); Mount Diablo
Comment
UC692145
Ranunculus muricatus
Mary L. Bowerman
1933-6-21
2342
Contra Costa
edge of stream near Bilbaren Lodge (s of house, n of barn); Mount Diablo, Donner Canyon
Comment
UC692200
Ranunculus muricatus
Mary L. Bowerman
1938-5-25
3629
Contra Costa
by North Road (on edge of stream); Mount Diablo, Arroyo del Cerro
Comment
UC2062687
Ranunculus occidentalis
Barbara Ertter with David Gowen
2013-4-19
21317
Contra Costa
Southwestern Mount Diablo State Park southeast of Walnut Creek, lower end of Little Yosemite Trail.
Comment
JEPS107131
Ranunculus sceleratus
Barbara Ertter, Kristin Ertter
1995-7-11
14485
Contra Costa
West side of Mt Diablo SW of Walnut Creek; mudflat around inlet to Pine Pond.
Comment
UC1795755
Ranunculus sceleratus
Barbara Ertter, Kristin Ertter
1995-7-11
14485
Contra Costa
West side of Mt Diablo SW of Walnut Creek; mudflat around inlet to Pine Pond.
Comment
UC692600
Rhamnus californica
Mary L. Bowerman
1935-6-21
3147
Contra Costa
Arroyo del Cerro, e fork Mount Diablo
274
Comment
UC692583
Rhamnus crocea
Mary L. Bowerman
1930-6-22
361
Contra Costa
Deer Flat Mount Diablo
Comment
UC692584
Rhamnus crocea
Mary L. Bowerman
1932-9-17
1579
Contra Costa
Donner Canyon, w branch Mount Diablo
Comment
GH378401
Rhamnus crocea var. ilicifolia
W. L. Jepson
1920-9-6
9079
Unknown
Donner Canon, Mt. Diablo
Comment
CAS-BOT-BC59893
Rhamnus ilicifolia
A. D. E. Elmer
1903-5-1
4326
Contra Costa
Mount Diablo.
Comment
CAS-BOT-BC59894
Rhamnus ilicifolia
A. D. E. Elmer
1903-5-1
4326
Contra Costa
Mount Diablo.
Comment
CAS-BOT-BC59896
Rhamnus ilicifolia
Mary L. Bowerman
1932-9-17
1579
Contra Costa
Donner Canyon, w. branch: Canyon bottom.
Comment
CAS-BOT-BC59897
Rhamnus ilicifolia
H. E. McMinn
1922-6-2
90
Contra Costa
N. slope of Mt. Diablo.
Comment
CAS-BOT-BC59898
Rhamnus ilicifolia
L. R. Abrams
1910-10-8
4352
Contra Costa
Mt. Diablo.
1158
Comment
HSC101957
Rhamnus ilicifolia
Nikolaus Gillen, Michelle Bihler
2014-3-20
9
Contra Costa
Mount Diablo State Park. Back Creek Trail.
340
Comment
JEPS42023
Rhamnus ilicifolia
W. L. Jepson
7583
Contra Costa
Donner Canyon Mt. Diablo
609
Comment
JEPS42024
Rhamnus ilicifolia
W. L. Jepson
1920-9-6
9079
Contra Costa
Donner Canyon Mt. Diablo
Comment
UC1121885
Rhamnus ilicifolia
R. C. Wilson
1935-2-27
117
Contra Costa
2 mi s Clayton; Mt. Diablo Quad.
259
Comment
UC1177069
Rhamnus tomentella subsp. tomentella
Peter H. Raven
1950-7-5
2486
Contra Costa
near Juniper Camp; Mt. Diablo
Comment
UC692593
Rhamnus tomentella subsp. tomentella
Mary L. Bowerman
1932-11-19
1658
Contra Costa
Lower Grapevine Spring, at head of spring Mount Diablo
Comment
UC692594
Rhamnus tomentella subsp. tomentella
Mary L. Bowerman
1932-11-19
1657
Contra Costa
Lower Grapevine Spring, at head of spring Mount Diablo
Comment
CAS-BOT-BC200696
Rhus aromatica
Mary L. Bowerman
1933-6-21
2328
Contra Costa
Donner Canyon
Comment
CAS-BOT-BC200697
Rhus aromatica
Mary L. Bowerman
1935-5-30
3092
Contra Costa
Eagle Point ridge
350
Comment
UC692576
Rhus trilobata
Mary L. Bowerman
1935-5-30
3092
Contra Costa
Eagle Point Ridge; Mount Diablo
350
Comment
UC692577
Rhus trilobata
Mary L. Bowerman
1933-6-21
2328
Contra Costa
Donner Canyon; Mount Diablo
Comment
UC692578
Rhus trilobata
Mary L. Bowerman
1933-3-25
1776
Contra Costa
Diablo Stock Farm (Stone Valley) Canyon; Mount Diablo
Comment
POM181150
Ribes californicum
J. T. Howell
1931-2-21
5730
Contra Costa
Mt. Diablo.
Comment
UC1127406
Ribes californicum
R. W. Lundh
1932-8-25
143
Contra Costa
Mt. Diablo Mt. Diablo Quadrangle
Comment
UC480600
Ribes californicum
Carl Meyer
1928-2-22
285
Contra Costa
Mt. Diablo
Comment
HSC45325
Ribes malvaceum
J. P. Smith, J. O. Sawyer, Thomas W. Nelson
1978-2-18
9520
Contra Costa
Mt. Diablo State Park, Juniper Campground along Gate Rd.
Comment
SJSU7862
Ribes malvaceum
J. A. Merriman
1965-2-13
Contra Costa
North Rd, Mt Diablo
Comment
UC692226
Ribes malvaceum
Mary L. Bowerman
1930-10-19
486
Contra Costa
West road = North Rd. Mount Diablo
Comment
UC1127450
Ribes menziesii
R. W. Lundh
1932-9-22
166
Contra Costa
Mount Diablo Mt. Diablo Quadrangle
Comment
UC691266
Ribes menziesii
Charles Fakler
1944-8-4
3897
Contra Costa
Juniper Camp area Mount Diablo
Comment
UC692236
Ribes menziesii
Mary L. Bowerman
1931-4-19
739
Contra Costa
Deer Flat, near spring by trail at upper end of flat Mount Diablo
Comment
UC692434
Ribes menziesii
Mary L. Bowerman
1935-6-1
3102
Contra Costa
first minor ridge e Mitchell-Pine divide; Mount Diablo
1005
Comment
UC692436
Ribes menziesii
Mary L. Bowerman
1932-9-3
1541
Contra Costa
Meridian Peak summit, by trail leading s from the house Mount Diablo
Comment
UC692437
Ribes menziesii
Mary L. Bowerman
1933-6-3
2232
Contra Costa
Meridian Peak summit, on the stony bank bordering n edge of one-way rd. Mt. Diablo
Comment
CAS-BOT-BC362959
Rigiopappus leptocladus
Mary L. Bowerman
1933-5-8
2016
Contra Costa
Mount Diablo. Fossil Ridge near crest, on north side by side road
Comment
CAS-BOT-BC362960
Rigiopappus leptocladus
Mary L. Bowerman
1933-5-8
2016
Contra Costa
Mount Diablo. Fossil Ridge near crest, on north side by side road
Comment
CAS-BOT-BC362962
Rigiopappus leptocladus
Mary L. Bowerman
1931-4-4
669
Contra Costa
Mount Diablo. West of Turtle Rock
Comment
UC691487
Rigiopappus leptocladus
Mary L. Bowerman
1935-4-17
2835
Contra Costa
2 mi from North Gate (North Road, ridge w of chaparral); Mount Diablo
286
Comment
UC697146
Rigiopappus leptocladus
Mary L. Bowerman
1931-4-25
759
Contra Costa
opposite Oak Knoll Picnic Grounds; Mount Diablo, Mountain House Canyon
822
Comment
UC697151
Rigiopappus leptocladus
Mary L. Bowerman
1931-4-4
669
Contra Costa
w Turtle Rock; Mount Diablo
Comment
UC697154
Rigiopappus leptocladus
Mary L. Bowerman
1935-4-22
2890
Contra Costa
ridge w Pioneer Road (w of Old Stage Road); Mount Diablo
853
Comment
UC697163
Rigiopappus leptocladus
Mary L. Bowerman
1933-5-8
2016
Contra Costa
n side near crest Fossil Ridge; Mount Diablo, n side near crest Fossil Ridge
Comment
UC1818998
Robinia pseudoacacia
Barbara Ertter, Tom Delendick
1996-5-2
14616
Contra Costa
Mount Diablo State Park, Mitchell Canyon parking area, downstream.
182
Comment
CAS-BOT-BC74412
Rorippa curvisiliqua
W. W. Carruth
1902-4-29
s.n.
Contra Costa
Mount Diablo.
Comment
UC691057
Rorippa nasturtium-aquaticum
Mary L. Bowerman
1930-6-5
244
Contra Costa
West Road 5.8 mi from entrance Mount Diablo (West Road = North Road)
Comment
UC1952819
Rosa californica
Barbara Ertter with David Gowen
2010-11-17
20700
Contra Costa
southeast part of Lime Ridge Open Space (City of Walnut Creek(, mid slope of east-facing drainage below Crystyl Ranch Trail ca 1/4 mi N of jct Paraiso Trail
Comment
UC691161
Rosa californica
Mary L. Bowerman
1936-9-10
3545
Contra Costa
dry streambed Mount Diablo, Donner Canyon
213
Comment
UC691163
Rosa californica
Mary L. Bowerman
1931-5-13
841
Contra Costa
floor of canyon 1 mi above sulphur spring; Mount Diablo, Pine Canyon
Comment
CAS-BOT-BC158774
Rubus ursinus
Roxana S. Ferris
1924-4-13
4079
Contra Costa
Mitchell Canyon, Mt. Diablo
Comment
GH346275
Rubus ursinus
W. H. Brewer
1860-1
1107
Unknown
N. of Diablo
Comment
UC12996
Rubus ursinus
W. H. Brewer
1862-5-17
1107
Contra Costa
Canyon n Monte Diablo; Canyon n of Monte Diablo
Comment
JEPS99578
Rumex conglomeratus
Mary Bowerman
1995-6-4
Contra Costa
Mount Diablo, Pine Pond
Comment
RSA0033845
Rumex conglomeratus
Barbara Ertter
2000-7-16
17380
Contra Costa
Diablo Foothills Regional Park, along Pine Creek between Castle Rock Recreation Area and flood-control checkdam.
106
Comment
UC1819022
Rumex conglomeratus
Barbara Ertter, Tom Schweich, Marion Reeves, & other volunteers
1996-5-11
14635
Contra Costa
Little Pine Creek at northwest foot of Mt. Diablo, along trail connecting North Gate Road to Castle Rock Road, Diablo Foothills Regional Park; along stream above stable, riparian vegetation.
91
Comment
UC692208
Rumex conglomeratus
Mary L. Bowerman
1935-5-30
3083
Contra Costa
Donner Canyon stream Mount Diablo
152
Comment
UC692070
Rumex crispus
Mary L. Bowerman
1930-10-4
478
Contra Costa
Maple Spring Mount Diablo
Comment
UC692169
Rumex crispus
Mary L. Bowerman
1935-5-30
3082
Contra Costa
Donner Canyon stream Mount Diablo
152
Comment
UC1795777
Rumex pulcher
Barbara Ertter, Mary Bowerman
1995-6-11
14247
Contra Costa
Shell Ridge Recreation Area southeast of Walnut Creek, at west base Mt. Diablo.; annual grassland near Indian Valley School entrance, clay soil (planted Clarkia also present).
91
Comment
UC692157
Rumex pulcher
Mary L. Bowerman
1938-5-28
3644
Contra Costa
Maple Spring, upper margin Mount Diablo
Comment
RSA0029279
Rumex salicifolius var. salicifolius
Barbara J. Ertter, Tony Morosco
1996-7-27
15030
Contra Costa
Mount Diablo State Park, Donner Creek ca. halfway between Regency Drive trailhead and old cabin site.
183
Comment
UC2012982
Rumex salicifolius var. salicifolius
Barbara Ertter with Tony Morosco
1996-7-27
15030
Contra Costa
Mount Diablo State Park, Donner Creek ca halfway between Regency Drive trailhead and old cabin site
Comment
UC692158
Rumex salicifolius var. salicifolius
Mary L. Bowerman
1938-6-14
3680
Contra Costa
Canyon Nook Mount Diablo
670
Comment
UC692168
Rumex salicifolius var. salicifolius
Mary L. Bowerman
1930-9-27
465
Contra Costa
2 mi w by road Mount Diablo west entrance (w base Mount Diablo); Mount Diablo
Comment
UC692209
Rumex salicifolius var. salicifolius
Mary L. Bowerman
1935-10-26
3346
Contra Costa
2 rd mi e Mount Diablo west entrance; Mount Diablo
228
Comment
UC692276
Rupertia physodes
Mary L. Bowerman
1930-6-3
236
Contra Costa
west road 1.9 mi from entrance (open slope, s exposure); Mount Diablo
Comment
JEPS99564
Sagina apetala
Mary Bowerman
1978-4-17
Contra Costa
Mount Diablo, Back Canyon
228
Comment
UC1818945
Sagina apetala
Barbara Ertter, Mary Bowerman, Lisa Schultheis
1995-3-31
13943
Contra Costa
Mount Diablo State Park, lower end of Mitchell Canyon south of Clayton, oak woodland/grassland open flat area on east side of stream not far from trail head.
182
Comment
UC692535
Sagina decumbens subsp. occidentalis
Mary L. Bowerman
1933-5-8
2028
Contra Costa
w. end of second small flat n. of Rock City Camp
Comment
CAS-BOT-BC129920
Salix bonplandiana
C. F. Baker
1903-4-28
2814
Contra Costa
Mount Diablo - Mitchell Canyon
Comment
POM300631
Salix exigua
Mary L. Bowerman
1935-5-30
3081
Contra Costa
Mt. Diablo. By Donner Canyon stream.
152
Comment
UC691921
Salix exigua var. hindsiana
Mary L. Bowerman
1935-5-30
3081
Contra Costa
by Donner Canyon stream Donner Canyon; Mt. Diablo
152
Comment
UC691958
Salix exigua var. hindsiana
Mary L. Bowerman
1935-5-30
3080
Contra Costa
by Donner Canyon stream Donner Canyon; Mt. Diablo, Donner Canyon
152
Comment
CAS-BOT-BC104084
Salix hindsiana
Mary L. Bowerman
1935-5-30
3081
Contra Costa
By Donner Canyon stream
152
Comment
CAS-BOT-BC104086
Salix hindsiana
Mary L. Bowerman
1935-5-30
3080
Contra Costa
By Donner Canyon stream
152
Comment
CAS-BOT-BC104087
Salix hindsiana
Mary L. Bowerman
1935-5-30
3081
Contra Costa
By Donner Canyon stream
152
Comment
A383250
Salix laevigata
C. F. Baker
1903-4-28
2814
Unknown
Mitchell Canyon, Mt. Diablo
Comment
GH383249
Salix laevigata
C. F. Baker
1903-4-28
2814
Unknown
Mitchell Canyon, Mt. Diablo
Comment
POM167563
Salix laevigata
C. F. Baker
1903-4-28
2814
Contra Costa
Mitchell Canyon. Mt Diablo.
Comment
POM300613
Salix laevigata
Mary L. Bowerman
1933-5-10
2067
Contra Costa
Spring on ridge below Indian Ceremonial Spring. Mt. Diablo.
976
Comment
POM300614
Salix laevigata
Mary L. Bowerman
1933-4-15
1854
Contra Costa
Canyon S of Arroyo del Cerro
Comment
UC691924
Salix laevigata
Mary L. Bowerman
1935-6-1
3119
Contra Costa
by rd. just below Silver Springs Grapevine Picnic Grounds; Mt. Diablo
853
Comment
UC692051
Salix laevigata
Mary L. Bowerman
1931-3-1
529
Contra Costa
near n gate Mt. Diablo
Comment
UC692052
Salix laevigata
Mary L. Bowerman
1931-3-1
530
Contra Costa
near w. entrance = N. Gate Mt. Diablo
Comment
UC692053
Salix laevigata
Mary L. Bowerman
1935-10-26
3348
Contra Costa
creek bottom at road junction Mt. Diablo
640
Comment
UC692054
Salix laevigata
Mary L. Bowerman
1935-5-30
3085
Contra Costa
by Donner Canyon stream Mt. Diablo
161
Comment
POM300608
Salix lasiolepis
Mary L. Bowerman
1933-9-15
2441
Contra Costa
Hunt Spring (S face Meridian Peak). Mt Diablo.
762
Comment
POM300610
Salix lasiolepis
Mary L. Bowerman
1933-4-9
1830
Contra Costa
Donner Canyon, W fork. Below Twin Peaks. Mt. Diablo.
Comment
POM300611
Salix lasiolepis
Mary L. Bowerman
1931-2-8
513
Contra Costa
Mt. Diablo. By road.
762
Comment
POM300612
Salix lasiolepis
Mary L. Bowerman
1931-2-8
512
Contra Costa
Mt. Diablo. By road.
762
Comment
UC692055
Salix lasiolepis
Mary L. Bowerman
1932-8-27
1520
Contra Costa
spring s Turtle Rock; Mount Diablo
Comment
UC692060
Salix lasiolepis
Mary L. Bowerman
1935-6-21
3142
Contra Costa
Arroyo del Cerro Mount Diablo (e fork)
259
Comment
UC692062
Salix lasiolepis
Mary L. Bowerman
1933-2-23
1721
Contra Costa
Donner Canyon Mount Diablo (w fork toward mouth, by streambed)
Comment
UC692063
Salix lasiolepis
Mary L. Bowerman
1932-11-11
1638
Contra Costa
gully 250 ft below Moses Rock Spring; Mount Diablo
Comment
UC692064
Salix lasiolepis
Mary L. Bowerman
1932-8-27
1519
Contra Costa
spring s Turtle Rock; Mount Diablo
Comment
UC692065
Salix lasiolepis
Mary L. Bowerman
1935-6-21
3142
Contra Costa
Arroyo del Cerro Mount Diablo (e fork)
259
Comment
UC692066
Salix lasiolepis
Mary L. Bowerman
1933-4-9
1830
Contra Costa
streambed below Twin Peaks (w fork of canyon); Mount Diablo, Donner Canyon
Comment
UC692067
Salix lasiolepis
Mary L. Bowerman
1933-4-9
1830
Contra Costa
streambed below Twin Peaks (w fork of canyon); Mount Diablo, Donner Canyon
Comment
CAS-BOT-BC129597
Salix lasiolepis var. lasiolepis
Mary L. Bowerman
1933-4-9
1830
Contra Costa
Donner Canyon, west fork: stream-bed, below Twin Peaks - Mount Diablo
Comment
CAS-BOT-BC129599
Salix lasiolepis var. lasiolepis
Mary L. Bowerman
1933-4-9
1830
Contra Costa
Donner Canyon, west fork; stream-bed below Twin Peaks - Mount Diablo
Comment
UC691722
Salvia columbariae
Mary L. Bowerman
1933-5-2
1942
Contra Costa
below Pioneer Camp, Mount Diablo; Mount Diablo
762
Comment
CAS-BOT-BC233286
Salvia mellifera
C. F. Baker
1903-4-28
2945
Contra Costa
Mitchell Canyon, Mt. Diablo
Comment
CDA31186
Salvia mellifera
D. G. Kelch, Troy McGregor; Ed Biffin
2010-6-1
10 .223
Contra Costa
Mt. Diablo. Knobcone Point Rd.
Comment
HSC101955
Salvia mellifera
Nikolaus Gillen, Michlle Bihler
2014-3-20
7
Contra Costa
Mount Diablo State Park. Back Creek Trail.
340
Comment
POM203170
Salvia mellifera
L. S. Rose
1934-2-28
s.n.
Contra Costa
5 mi. NE Danville, S. Slope Mt. Diablo
Comment
POM283364
Salvia mellifera
Lyman Benson
1935-3-16
6260
Contra Costa
Mt. Diablo, Watershed: Walnut Creek; Mountain Range: Mt. Diablo.
915
Comment
POM71109
Salvia mellifera
H. P. Chandler
1901-4-5
976
Contra Costa
Mt. Diablo
Comment
UC635692
Salvia mellifera
A. E. Borell
1928-3-18
28
Contra Costa
w slope Mt. Diablo
Comment
UC691509
Salvia mellifera
Mary L. Bowerman
1930-6-5
240
Contra Costa
2.9 mi from Mount Diablo West road entrance (=North Road); Mount Diablo
274
Comment
UC883961
Salvia mellifera
Lewis S. Rose
1941-3-22
41057
Contra Costa
w slope Mt. Diablo
609
Comment
UCD125592
Salvia mellifera
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
UC2055610
Salvia spathacea
Mary Bowerman
1972-5-6
s. n.
Contra Costa
Pine Canyon, 1/4 mile up canyon from lowest reservoir.
Comment
RSA477576
Sambucus mexicana
B. C. Templeton
1962-6-10
s.n.
Contra Costa
Mt Diablo.
Comment
UC1125344
Sambucus mexicana
R. W. Lundh
1932-9-22
165
Contra Costa
Mount Diablo Mt. Diablo Quadrangle
Comment
RSA0033930
Sanicula crassicaulis
Barbara Ertter, Richard K. Brummitt
1998-5-6
16087
Contra Costa
Lower Donner Canyon Road on north base of Mount Diablo, ca. 1/2 miles south of Donner cabin site.
304
Comment
UC1022486
Sanicula crassicaulis
C. Ritchie Bell
1953-4-1
3 X504
Contra Costa
Mount Diablo, at Canyon Nook Campsite Mount Diablo; , Canyon Nook Campsite
Comment
UC691873
Sanicula crassicaulis
Mary L. Bowerman
1930-6-5
248
Contra Costa
Mount Diablo, West Road 5.8 mi from entrance Mount Diablo; , West Road
457
Comment
UC691874
Sanicula crassicaulis
Mary L. Bowerman
1933-5-8
2023
Contra Costa
Mount Diablo, Rock City, w fork of Sycamore Creek Sycamore Creek; Mount Diablo, Rock City, Sycamore Creek
Comment
UC73292
Sanicula crassicaulis
Harley P. Chandler
1901-4-4
952
Contra Costa
Region of Mount Diablo, Pine Canyon Pine Canyon; Region of Mount Diablo, Pine Canyon
Comment
GH424366
Sanicula saxatilis
J. T. Howell
1942-5-24
16969
Unknown
Eagle Peak, Mt. Diablo
Comment Read comments Nov 14 2019
GH424367
Sanicula saxatilis
J. T. Howell
1941-4-6
16180
Unknown
Ridge east of Deer Park, Mt. Diablo
Comment
LA33017
Sanicula saxatilis
Lincoln Constance; T. Morley, Ren Hwa. Shan, W. H. Wagner
1946-4-26
3036 Topotype
Contra Costa
Mount Diablo, summit SW of lookout
1158
Comment
RSA771181
Sanicula saxatilis
Barbara Ertter, Brad Olson, Lynne Hosley
1991-4-7
9728
Contra Costa
Eagle Peak on Mount Diablo, scree slopes on east and southwest side, esp. in drainages
Comment
SBBG122982
Sanicula saxatilis
B. Ertter et al.
1991-4-7
9728
Contra Costa
Eagle Pk on Mt Diablo
Comment
SD211529
Sanicula saxatilis
Barbara Ertter, Brad Olson et al
1991-4-7
9728
Contra Costa
Eagle Peak on Mount Diablo; scree slopes on East and Southwest side, especially in drainages
228
Comment
UC666653
Sanicula saxatilis
John Thomas Howell
1942-5-24
16969
Contra Costa
Mount Diablo, Eagle Peak Mount Diablo; , Eagle Peak
Comment
UC691880
Sanicula saxatilis
J. T. Howell
1942-5-24
16969
Contra Costa
Mount Diablo, Eagle Point Mount Diablo; , Eagle Point
Comment
UC735123
Sanicula saxatilis
Lincoln Constance, T. Morley, R. H. Shan, W. H. Wagner
1946-4-26
3036
Contra Costa
summit s.w. of lookout Mt. Diablo
1158
Comment
UC735124
Sanicula saxatilis
Lincoln Constance, T. Morley, R. H. Shan, W. H. Wagner
1946-4-26
3036
Contra Costa
Mount Diablo, Summit sw of lookout Mount Diablo
1158
Comment
UC691876
Sanicula tuberosa
Mary L. Bowerman
1931-4-25
755
Contra Costa
Mount Diablo, near junction of south and west roads Mount Diablo
Comment
UC691877
Sanicula tuberosa
Mary L. Bowerman
1931-4-19
743
Contra Costa
Mount Diablo, Upper Deer Flat Upper Deer Flat; Mount Diablo, Upper Deer Flat
Comment
RSA274840
Saxifraga californica
Lyman Benson
1935-3-16
6278
Contra Costa
Mitchell Canyon near Clayton; Mt. Range: Mt. Diablo; Watershed: Walnut Creek.
244
Comment
UC692474
Saxifraga californica
Mary L. Bowerman
1931-3-7
554
Contra Costa
Mount Diablo, South road below junction Mount Diablo
Comment
UC692475
Saxifraga californica
Mary L. Bowerman
1933-4-9
1837
Contra Costa
w fork Donner Canyon; Mount Diablo, Donner Canyon
243
Comment
UC1795652
Scandix pecten-veneris
Barbara Ertter, Mary Bowerman, Lisa Schultheis
1995-3-31
13947
Contra Costa
Mount Diablo State Park, grassy field along road at base of Mitchell Canyon.
Comment
UC692380
Scandix pecten-veneris
Mary L. Bowerman
1931-4-11
706
Contra Costa
Mount Diablo, mouth of Pine Canyon Pine Canyon; Mount Diablo, Pine Canyon
Comment
CAS-BOT-BC240009
Scribneria bolanderi
John Thomas Howell
1953-3-15
28924
Contra Costa
Rock City, Mt. Diablo
Comment
UC691603
Scrophularia californica
Mary L. Bowerman
1933-4-15
1855
Contra Costa
canyon s of Arroyo del Cerro Mt Diablo
Comment
UC691605
Scrophularia californica
Mary L. Bowerman
1930-6-18
344
Contra Costa
Dan Cook Canyon Mt Diablo
Comment
CHSC39483
Scutellaria tuberosa
Tyler Williams
1984-4-18
17
Contra Costa
In 10 yd radius of site 4 at Juniper Camp on Summit Rd. in Mount Diablo State Park.
853
Comment
UC691407
Scutellaria tuberosa
Mary L. Bowerman
1931-4-25
766
Contra Costa
Mount Diablo, Meridean Peak, between summit and junction of south and west roads Mount Diablo; , Meridean Peak
Comment
UC692326
Sedum spathulifolium
Mary L. Bowerman
1931-4-19
750 a
Contra Costa
on Mitchell Rock , on Mitchell Rock (Mount Diablo)
Comment
CAS-BOT-BC363288
Senecio aronicoides
L. R. Abrams
1921-5-25
8033
Contra Costa
Summit, Mt. Diablo
Comment
OBI75155
Senecio aronicoides
David J. Keil
2011-5-29
31036
Contra Costa
Mount Diablo State Park. Vicinity of Juniper Campground
900
Comment
UC691361
Senecio sylvaticus
Mary L. Bowerman
1933-5-11
2071
Contra Costa
most westerly part of 1931 burn Mount Diablo, Inner Black Hills (Mount Diablo, Inner Black Hills)
Comment
UC691352
Senecio vulgaris
Mary L. Bowerman
1931-4-4
654
Contra Costa
Mount Diablo West Road 4.5 mi from entrance Mount Diablo (= North Road, Mount Diablo); Mount Diablo
Comment
UC1795725
Sherardia arvensis
Barbara Ertter, Mary Bowerman, Lisa Schultheis
1995-3-31
13941
Contra Costa
Mount Diablo State Park, lower end of Mitchell Canyon south of Clayton, open oak woodland/grassland open flat area on east side of stream not far from trail head.
182
Comment
CDA31177
Silene gallica
D. G. Kelch, Troy McGregor; Ed Biffin
2010-6-1
10 .219
Contra Costa
Mt. Diablo. Knobcone Point Rd.
Comment
UC692654
Silene gallica
Mary L. Bowerman
1931-4-4
636
Contra Costa
two mi by road from North Gate (Mount Diablo); , two mi from North Gate
Comment
UC692533
Silene verecunda subsp. platyota
Mary L. Bowerman
1935-6-1
3108
Contra Costa
largest ridge between Ransom Point ridge and Mitchell-Pine divide (Mount Diablo); , btw Ransom Point ridge and Mitchell-Pine div
1066
Comment
UC691376
Silybum marianum
Mary L. Bowerman
1930-6-3
233
Contra Costa
West Road 1.9 mi from entrance Mount Diablo (= North Road); Mount Diablo
Comment
JEPS100011
Sinapis arvensis
G. Smick
2003-4-8
GAS 131
Contra Costa
Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site
Comment
UC691084
Sinapis arvensis
Mary L. Bowerman
1938-5-25
3634
Contra Costa
North Road 2 mi from North Gate (Mount Diablo); , North Road
182
Comment
UC691255
Sinapis arvensis
Mary L. Bowerman
1931-4-11
710
Contra Costa
Ridge e of lower Pine Canyon (Mount Diablo); Mount Diablo
Comment
UC691259
Sinapis arvensis
Mary L. Bowerman
1938-5-25
3634
Contra Costa
North Road 2 mi from North Gate (Mount Diablo); , North Road
182
Comment
UC691054
Sisymbrium officinale
Mary L. Bowerman
1930-6-3
231
Contra Costa
Mount Diablo, West road, 1.9 mi from entrance, (West road = North road) Mount Diablo; , West road
Comment
UC2028463
Solanum americanum
Barbara Ertter with Mary Bowerman
1996-11-1
15395
Contra Costa
North base of Mount Diablo, downstream from Mitchell Canyon parking lot
Comment
UC691761
Solanum americanum
Mary L. Bowerman
1931-8-29
1029
Contra Costa
Mount Diablo, Sheep Camp Spring, by west road Sheep Camp Spring; Mount Diablo, Sheep Camp Spring
Comment
CAS-BOT-BC231714
Solanum umbelliferum
John Thomas Howell
1926-3-7
1666
Contra Costa
Mt. Diablo
Comment
JEPS99576
Solanum umbelliferum
Mary Bowerman
1975-5-11
Contra Costa
Mount Diablo, Back Creek.
Comment
JEPS99577
Solanum umbelliferum
Mary Bowerman
1975-5-11
Contra Costa
Mount Diablo, Back Creek.
Comment
NY853874
Solanum umbelliferum
M. L. Bowerman
1975-5-11
s.n.
Contra Costa
Mount Diablo. Back Creek.
Comment
UC1125032
Solanum umbelliferum
R. W. Lundh
1932-8-25
142
Contra Costa
Mount Diablo
838
Comment
UC691749
Solanum umbelliferum
Mary L. Bowerman
1930-6-5
258
Contra Costa
Mount Diablo, West Road = North Road, 5.8 mi from entrance Mount Diablo
457
Comment
UC691760
Solanum umbelliferum
Mary L. Bowerman
1931-3-7
553
Contra Costa
Mount Diablo, Upper end of South Road Mount Diablo; , South Road
Comment
UC697139
Soliva sessilis
Mary L. Bowerman
1931-4-11
689
Contra Costa
Pine Canyon , Pine Canyon (Mount Diablo)
121
Comment
UC691790
Sonchus oleraceus
Mary L. Bowerman
1935-4-12
2813
Contra Costa
North Road Mount Diablo (Mount Diablo)
198
Comment
UC697186
Sorghum
Mary L. Bowerman
1940-1
3836
Contra Costa
Mt. Diablo, Wall Point trail
Comment
UC1980318
Sparaxis tricolor
Barbara Ertter with C. Shafer, C. Davidson et al.
2011-4-23
20707
Contra Costa
Mount Diablo State Park, Curry Point
Comment
UC1818860
Spergula arvensis subsp. arvensis
Barbara Ertter, Kristin Ertter
1995-7-11
14467
Contra Costa
Diablo Foothills Regional Park, dried road bed at base of east-facing cliff.
121
Comment
UC1818861
Spergularia bocconi
Barbara Ertter, Kristin Ertter
1995-7-11
14468
Contra Costa
Diablo Foothills Regional Park, dried road bed at base of east-facing cliff.
121
Comment
UC1618135
Spergularia rubra
Barbara Ertter with CNPS Volunteers
1996-5-8
14641
Contra Costa
at head of trail from North Gate Road to Diablo Foothills Regional Park (nw foot of Mount Diablo); Mount Diablo
121
Comment
UC691663
Stachys ajugoides var. rigida
Mary L. Bowerman
1933-6-3
2228
Contra Costa
2 mi by road from w entrance (= North Gate); Mount Diablo
Comment
UC691718
Stachys ajugoides var. rigida
Mary L. Bowerman
1938-5-28
3637
Contra Costa
4.7 mi from North Gate (North Road, on w-facing bank between road and chaparral); Mount Diablo
457
Comment
JEPS107110
Stachys pycnantha
Barbara Ertter, Kristin Ertter
1995-7-11
14484
Contra Costa
West side of Mt Diablo SW of Walnut Creek; dense growth at lower end of Pine Pond, in sun.
182
Comment
JEPS63040
Stachys pycnantha
Mary L. Bowerman
1930-6-28
402
Contra Costa
Lower Silver Spring Mount Diablo
Comment
JEPS99541
Stachys pycnantha
Mary L. Bowerman
1995-6-4
Contra Costa
Mount Diablo. E side of Pine Pond.
Comment
JEPS99581
Stachys pycnantha
Mary Bowerman
1993-10-22
Contra Costa
Mount Diablo, Pine Pond.
Comment
UC2055616
Stachys pycnantha
Joseph Andorfer Ewan
1933-10-15
8035
Contra Costa
SW slope Mt. Diablo.
1066
Comment
UC2055617
Stachys pycnantha
Joseph Andorfer Ewan
1933-10-15
8035
Contra Costa
SW slope Mt. Diablo.
1066
Comment
UC2055618
Stachys pycnantha
Joseph Andorfer Ewan
1933-10-15
8035
Contra Costa
SW slope Mt. Diablo.
1066
Comment
UC2055619
Stachys pycnantha
Joseph Andorfer Ewan
1933-10-15
8035
Contra Costa
SW slope Mt. Diablo.
1066
Comment
UC2055622
Stachys pycnantha
Joseph Andorfer Ewan
1933-10-15
8035
Contra Costa
SW slope Mt. Diablo.
1066
Comment
UC691661
Stachys pycnantha
Mary L. Bowerman
1930-6-28
402
Contra Costa
Lower Silver Spring Mount Diablo.
Comment
SJSU10595
Stebbinsoseris heterocarpa
W. A. Chappell
1963-4-8
Contra Costa
Mt Diablo foothills 3 mi NE of Walnut Cr
Comment
UC1070397
Stebbinsoseris heterocarpa
C. M. Belshaw
1936-5-8
2069
Contra Costa
2 mi w Mt. Diablo summit; Mt. Diablo Quad.
Comment
UC691798
Stebbinsoseris heterocarpa
Mary L. Bowerman
1933-5-8
2022
Contra Costa
n side Rock City Ridge (n side Fossil Ridge); Mount Diablo, , Fossil Ridge
Comment
JEPS99599
Stellaria nitens
Mary Bowerman
1978-4-19
Contra Costa
Mount Diablo, Back Canyon
Comment
UC692302
Stellaria nitens
Mary L. Bowerman
1931-3-21
603
Contra Costa
e end Fossil Ridge; Mount Diablo
Comment
CAS-BOT-BC375768
Stephanomeria virgata
Rimo Bacigalupi
1922-9-24
s.n.
Contra Costa
Mitchell Canyon, Mt. Diablo
243
Comment
UC691445
Stephanomeria virgata subsp. pleurocarpa
Mary L. Bowerman
1930-7-20
411
Contra Costa
near Silver Spring (by the road); Mount Diablo
Comment
JEPS124451
Streptanthus albidus subsp. peramoenus
Daniel Slakey with Diana Wahl
2015-6-13
129
Contra Costa
Mt. Diablo State Park. Both above and below Burma Road; southwest-facing bank above fire trail.
Comment
UC1292668
Streptanthus albidus subsp. peramoenus
A. R. Kruckeberg
1947-5-24
1449
Contra Costa
above road 2 mi inside old North Entrance to Mt. Diablo State Park (not tollgate)
Comment
UC1492706
Streptanthus albidus subsp. peramoenus
Freed W. Hoffman
1949-4-16
2762
Contra Costa
2 mi inside North Gate of Mt. Diablo State Park; Mt. Diablo
228
Comment
UC630661
Streptanthus albidus subsp. peramoenus
John L. Morrison and Lincoln Constance
1938-5-5
3030
Contra Costa
steep sw slope 2 mi outside N. entrance to Mt. Diablo State Park
Comment
UC691055
Streptanthus albidus subsp. peramoenus
Mary L. Bowerman
1935-6-15
3136
Contra Costa
e 2632 (w exposure); Mount Diablo, Eagle Point Ridge
762
Comment
UC691145
Streptanthus albidus subsp. peramoenus
Mary L. Bowerman
1935-6-8
3123
Contra Costa
North Road 2 mi from North Gate (w of chaparral); Mount Diablo
Comment
GH422134
Streptanthus glandulosus
F. W. Hoffman
1949-4-16
2762
Unknown
2 miles inside North Gate of Mt. Diablo State Park, Mt. Diablo
228
Comment
CAS-BOT-BC87097
Streptanthus glandulosus subsp. glandulosus
John Thomas Howell
1942-5-24
16965
Contra Costa
Near Deer Flat, Mount Diablo.
Comment
CAS-BOT-BC87098
Streptanthus glandulosus subsp. glandulosus
John Thomas Howell
1942-7-19
17048
Contra Costa
Northeast of Deer Flat, Mount Diablo.
Comment
CAS-BOT-BC87099
Streptanthus glandulosus subsp. glandulosus
W. W. Carruth
1903-5-10
s.n.
Contra Costa
Mount Diablo.
Comment
CAS-BOT-BC87100
Streptanthus glandulosus subsp. glandulosus
Mary L. Bowerman
1935-5-8
2968
Contra Costa
Mount Diablo. West road 2 miles from entrance.
237
Comment
CAS-BOT-BC87101
Streptanthus glandulosus subsp. glandulosus
Mary L. Bowerman
1935-6-8
3123
Contra Costa
Mount Diablo. West road 2 miles from entrance.
Comment
CAS-BOT-BC87102
Streptanthus glandulosus subsp. glandulosus
Mary L. Bowerman
1935-6-15
3136
Contra Costa
Mount Diablo. Eagle Point ridge east of 2632.
762
Comment
POM300603
Streptanthus glandulosus subsp. glandulosus
Mary L. Bowerman
1935-6-8
3123
Contra Costa
North Road 2 miles from North Gate, west of chaparral
Comment
UC10875
Streptanthus glandulosus subsp. glandulosus
Geological Survey
1862-6-16
1268
Contra Costa
Mt. Diablo range
975
Comment
UC691125
Streptanthus glandulosus subsp. glandulosus
Mary L. Bowerman
1935-5-8
2968
Contra Costa
North Road 2 mi from North Gate (just w of chaparral, se exposure); Mount Diablo
237
Comment
UC691257
Streptanthus glandulosus subsp. glandulosus
Mary L. Bowerman
1935-4-22
2878
Contra Costa
North Road 2 mi from entrance; Mount Diablo
237
Comment
CAS-BOT-BC87332
Streptanthus hispidus
John Thomas Howell
1941-4-6
16178
Contra Costa
Ridge west of Deer Flat, Mount Diablo.
Comment
CAS-BOT-BC87333
Streptanthus hispidus
Lewis S. Rose
1935-5-16
35171
Contra Costa
Mount Diablo, summit.
Comment
CAS-BOT-BC87335
Streptanthus hispidus
H. L. Mason
1938-5-3
11751
Contra Costa
Mount Diablo. Trail between Juniper Camp and Deer Flat.
990
Comment
CAS-BOT-BC87336
Streptanthus hispidus
E. W. Hicks
1917-3-25
114
Contra Costa
West shoulder of Mount Diablo.
762
Comment
CAS-BOT-BC87337
Streptanthus hispidus
R. Bacigalupi
1946-5-30
2782
Contra Costa
Along auto road up Mount Diablo, about 0.5 mile below Juniper Camp.
Comment
CAS-BOT-BC87338
Streptanthus hispidus
R. Bacigalupi
1927-5-13
1572
Contra Costa
Summit Mount Diablo.
Comment
CAS-BOT-BC87339
Streptanthus hispidus
J. W. Congdon
1896-5-30
s.n.
Contra Costa
Mount Diablo.
Comment
CAS-BOT-BC87340
Streptanthus hispidus
W. H. Brewer
1884-1-1
s.n.
Contra Costa
Summit Mount Diablo.
Comment
CAS-BOT-BC87341
Streptanthus hispidus
H. N. Bolander; Kellock M. D.
s.n.
Contra Costa
Monte De Diablo.
Comment
CAS-BOT-BC87342
Streptanthus hispidus
Alice Eastwood
1921-6-11
10603
Contra Costa
Mount Diablo near summit.
Comment
CAS-BOT-BC87343
Streptanthus hispidus
L. R. Abrams
1921-5-25
8059
Contra Costa
Summit Mount Diablo.
Comment
CAS-BOT-BC87344
Streptanthus hispidus
Mary L. Bowerman
1930-6-7
280
Contra Costa
Mount Diablo. Meridian Peak summit.
Comment
CAS-BOT-BC87345
Streptanthus hispidus
Mrs. E. C. Sutliffe
1920-5-30
s.n.
Contra Costa
Mount Diablo.
Comment
CAS-BOT-BC87346
Streptanthus hispidus
Alice Eastwood
1915-5-30
4526
Contra Costa
Mount Diablo.
Comment
GH422200
Streptanthus hispidus
H. L. Mason
1938-5-3
11751
Unknown
trail between Juniper Camp and Deer Flat, Mount Diablo
990
Comment
JEPS81240
Streptanthus hispidus
Paul Hutchison
1982-4-25
8007 a
Contra Costa
s-facing slope below huge rock outcrop at foot of summit trail Mt. Diablo
Comment
RSA26397
Streptanthus hispidus
J. T. Howell
1941-4-6
s.n.
Contra Costa
Ridge east of Deer Park, Mt. Diablo
Comment
RSA66600
Streptanthus hispidus
Annetta Carter
1935-6-1
880
Contra Costa
NW slope of Mount Diablo near summit;
1067
Comment
SBBG29885
Streptanthus hispidus
H. L. Mason
1938-5-3
11751
Contra Costa
trail between Juniper Camp and Deer Flat, Mt Diablo
Comment
UC1292724
Streptanthus hispidus
Freed W. Hoffman
1949-4-17
2766
Contra Costa
Eagle Peak, E side, very near the summit Mount Diablo
725
Comment
UC402742
Streptanthus hispidus
H. M. Hall
1916-5-31
10139
Contra Costa
w side Mt. Diablo
1097
Comment
UC629716
Streptanthus hispidus
H. L. Mason
1938-5-3
11751
Contra Costa
trail between Juniper Camp and Deer Flat; Mount Diablo
990
Comment
UC630664
Streptanthus hispidus
John L. Morrison and Lincoln Constance
1938-5-5
3027
Contra Costa
along Deer Flat trail ca 1/8 mi n Juniper Camp (steep n-facing talus slope); Mt. Diablo
Comment
UC691056
Streptanthus hispidus
Mary L. Bowerman
1935-5-8
2971
Contra Costa
Muir Area Mount Diablo (hillside in area burned in 1931)
1036
Comment
UC956587
Streptanthus hispidus
Freed W. Hoffman
1949-4-17
2766
Contra Costa
e side Eagle Peak (near summit); Mt. Diablo
725
Comment
UC956588
Streptanthus hispidus
Freed W. Hoffman
1949-4-17
2765
Contra Costa
Deer Flat Trail a short distance n Juniper Camp
838
Comment
UC2028384
Stuckenia pectinata
Barbara Ertter
1998-6-20
16254
Contra Costa
Shell Ridge Open Space on NW side of Mount Diablo, Willow Spring Pond south of Ginder Gap
Comment
JEPS51558
Stylomecon heterophylla
W. L. Jepson
1918-6-3
7589
Contra Costa
Donner Canyon Mt. Diablo; , Donner Canyon
685
Comment
JEPS77536
Stylomecon heterophylla
Margaret Ely
1978-5-3
Contra Costa
n side of Mount Diablo, along Back Creek Back Creek; Mount Diablo, Back Creek
304
Comment
UC614558
Stylomecon heterophylla
L. Constance, J. L. Morrison
1938-4-5
2193
Contra Costa
nw base Mount Diablo (6 mi se of Walnut Creek); Coast Ranges, nw base of Mount Diablo
Comment
UC692106
Stylomecon heterophylla
Mary L. Bowerman
1932-5-6
1410
Contra Costa
w bank Mitchell Canyon Mount Diablo; , w bank Mitchell Canyon
182
Comment
CAS-BOT-BC269564
Symphoricarpos albus var. laevigatus
L. R. Abrams
1916-6-30
5720
Contra Costa
Mt. Diablo near lake
Comment
UC691751
Symphoricarpos albus var. laevigatus
Mary L. Bowerman
1931-4-11
700
Contra Costa
Pine Canyon Pine Canyon, Mount Diablo; Mount Diablo
Comment
UC691759
Symphoricarpos mollis
Mary L. Bowerman
1930-6-18
352
Contra Costa
w side, little below summit Meridian Peak; Mount Diablo
Comment
JEPS99582
Symphyotrichum subspicatum
Mary Bowerman
1993-11-8
Contra Costa
Mount Diablo. by tributary of Pine Creek southerly form just east of Pine Pond; North of tiny pond shown on MDIA map, 4th edition. (NW of Wall Pt. road junction)
243
Comment
CDA31087
Taeniatherum caput-medusae
D. G. Kelch, Troy McGregor; Ed Biffin
2010-6-1
10 .226
Contra Costa
Mt. Diablo. Knobcone Point Rd.
Comment
JEPS102017
Taeniatherum caput-medusae
Bob Case
2001-10-2
Contra Costa
Diablo Foothills Regional Park N of entrance to Castle Rock Recreation Ar