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Specimen ID
Determination *
Collector
Collection Date
Collection Number
County
Locality
Elevation in meters
Feedback
GH420991
Sphaeralcea coulteri
A. M. Alexander & L. Kellogg
1941-3-18
1962
Unknown
2 miles southwest of Imperial Dam.
30
Comment Read comments Mar 16 2018
JEPS46429
Ziziphus obtusifolia var. canescens
W. L. Jepson
1912-1
5295
Imperial
Purple Hills Pass
Comment Read comments Nov 26 2016
UC1998408
Muhlenbergia microsperma
Frank B. McMurry
1943-12-3
1286
Imperial
3 miles northwest of control Tower, Imperial Dam, Imperial County, California. Small wash above rock quarry.
Comment Read comments Dec 12 2015
SD144543
Cryptantha holoptera
Suzanne Bell
1998-3-1
300
Imperial
[TRS only, no locality information on label]
Comment Read comments Sep 21 2011
POM183662
Mammillaria tetrancistra
P. A. Munz
1931-3-14
12855
Imperial
5 miles north of Laguna Dam.
Comment Read comments Nov 17 2009
CAS-BOT-BC102499
Populus fremontii
Ira L. Wiggins
1937-2-25
8600
Imperial
Flats near large irrigation canal 7 miles north of Bard
Comment
CAS-BOT-BC135300
Phoradendron serotinum subsp. macrophyllum
Ira L. Wiggins
1937-2-25
8601
Imperial
Flats near large irrigation canal 7 miles N of Bard
Comment
CAS-BOT-BC167361
Fagonia laevis
Martha Hilend
1930-4-19
418
Imperial
Colorado River Basin, north of Laguna Dam
Comment
CAS-BOT-BC191842
Chorizanthe corrugata
Annie M. Alexander; Louise Kellogg
1941-3-18
1961
Imperial
3 miles SW of Imperial Dam
45
Comment
CAS-BOT-BC202322
Prosopis glandulosa var. torreyana
Frank B. McMurry
1945-5-26
1400
Imperial
Government Camp, Imperial Dam Site
60
Comment
CAS-BOT-BC31341
Bolboschoenus maritimus
Frank B. McMurry
1945-5-26
1397
Imperial
Water tower, Government Camp, Imperial Dam Site.
60
Comment
CAS-BOT-BC326554
Pluchea sericea
Frank B. McMurry
1945-5-26
1395
Imperial
Imperial Dam Site
60
Comment
CAS-BOT-BC355937
Perityle emoryi
W. L. Jepson
1912-10-22
5294
Imperial
Purple Hills Pass
137
Comment
CAS-BOT-BC434471
Allionia incarnata
Frank B. McMurry
1945-5-26
1402
Imperial
Government Camp, Imperial Dam Site
60
Comment
CAS-BOT-BC56182
Ziziphus obtusifolia var. canescens
W. L. Jepson
1912-10-22
s.n.
San Bernardino
Purple Hills Pass., Needles to Yuma
137
Comment
CAS-BOT-BC61415
Krameria bicolor
Martha Hilend
1930-4-19
425
Imperial
Mesa above Colorado River above Laguna Dam
Comment
CDA10368
Baccharis emoryi
T. C. Fuller
1962-10-17
9793
Imperial
Road to Imperial Dam, west bank of the Colorado River, 1.4 miles north of Laguna Dam.
0
Comment
CDA21761
Conyza canadensis
T. C. Fuller
1962-10-17
9794
Imperial
Road to Laguna Dam, 0.2 mile south of Imperial dam, west bank of the Colorado River.
0
Comment
GH355856
Muhlenbergia microsperma
F. B. McMurray
1943-12-3
1286
Unknown
3 mls. n.w of Control Tower, Imperial Dam, Imperial County.
Comment
GH382301
Populus fremontii
I. L. Wiggins
1937-2-25
8600
Unknown
Flats near large irrigation canal 7 miles north of Bard
Comment
JEPS41944
Ziziphus obtusifolia var. canescens
W. L. Jepson
1912-11-4
5295
Imperial
Purple Hills Pass
45
Comment
LA205730
Krameria bicolor
Martha Hilend;
1930-4-19
425
Imperial
mesa above Colorado River, N of Laguna Dam
Comment
LA205741
Nama stenocarpa
Martha Hilend;
1930-4-19
415
Imperial
Colorado River Basin, 5 mi. N of Laguna Dam
Comment
LA205889
Hibiscus denudatus
Martha Hilend;
1930-4-19
422
Imperial
along Colorado River Basin, N of Laguna Dam
Comment
LA205937
Sphaeralcea ambigua
Martha Hilend;
1930-4-19
417
Imperial
Colorado River, N of Laguna Dam
Comment
LA209641
Lycium andersonii
Martha Hilend;
1930-4-19
sn
Imperial
Colorado River Basin, 5 mi. N of Laguna Dam
Comment
LA209710
Tamarix ramosissima
Martha Hilend;
1930-4-19
427
Imperial
Colorado River Basin, 5 mi. N of Laguna Dam
Comment
LA209856
Larrea tridentata
Martha Hilend;
1930-4-19
424
Imperial
Colorado River Basin, 5 mi. N of Laguna Dam
Comment
LA45747
Parkinsonia florida
Martha Hilend;
1930-4-19
423
Imperial
Colorado River, N of Laguna Dam
Comment
LA47461
Prosopis glandulosa var. torreyana
Martha Hilend;
1930-4-19
422
Imperial
Colorado River, N of Laguna Dam
Comment
POM183655
Chamaesyce polycarpa var. hirtella
P. A. Munz
1931-3-14
11943
Imperial
6 miles north of Laguna Dam.
Comment
POM183663
Cereus giganteus
P. A. Munz
1931-3-14
12834
Imperial
5 miles north of Laguna Dam.
Comment
POM197845
Chamaesyce polycarpa
Donald A. Johansen, Joseph A. Ewan
1932-4-13
7141
Imperial
On sterile mesa and about base of Carnegicas, 5 miles north of Potholes, near Colorado river.
Comment
POM197990
Acacia greggii var. arizonica
Donald A. Johansen, Joseph A. Ewan
1932-4-13
7120
Imperial
Carnegiea Area. Near Colorado River.
Comment
POM265184
Populus fremontii
I. L. Wiggins
1937-2-25
8600
Imperial
Flats near large irrigation canal 7 miles north of Bard. Imperial County.
Comment
RSA0031426
Palafoxia arida
Duncan S. Bell, Kim Clark, Keir Morse, Donna Thomas, Adriana VanKlaveren
2013-3-9
4475
Imperial
Chocolate Mountains; along the Colorado River, near trailer park approximately 1.7 air miles southwest of Imperial Dam.
62
Comment
RSA0031427
Linanthus jonesii
Duncan S. Bell, Kim Clark, Keir Morse, Donna Thomas, Adriana VanKlaveren
2013-3-9
4476
Imperial
Chocolate Mountains; along the Colorado River, near trailer park approximately 1.7 air miles southwest of Imperial Dam.
62
Comment
RSA0031428
Streptanthella longirostris
Duncan S. Bell, Kim Clark, Keir Morse, Donna Thomas, Adriana VanKlaveren
2013-3-9
4477
Imperial
Chocolate Mountains; along the Colorado River, near trailer park approximately 1.7 air miles southwest of Imperial Dam.
62
Comment
RSA0031429
Guillenia lasiophylla
Duncan S. Bell, Kim Clark, Keir Morse, Donna Thomas, Adriana VanKlaveren
2013-3-9
4478
Imperial
Chocolate Mountains; along the Colorado River, near trailer park approximately 1.7 air miles southwest of Imperial Dam.
62
Comment
RSA0031430
Sisymbrium irio
Duncan S. Bell, Kim Clark, Keir Morse, Donna Thomas, Adriana VanKlaveren
2013-3-9
4479
Imperial
Chocolate Mountains; along the Colorado River, near trailer park approximately 1.7 air miles southwest of Imperial Dam.
62
Comment
RSA304594
Eleocharis geniculata
A. C. Sanders
1981-9-13
2403
Imperial
Squaw Lake on the Colorado River near Imperial Dam.
61
Comment
RSA466515
Cistanthe ambigua
F. W. Peirson
1935-4-15
11458
Imperial
4 miles north of Laguna Dam.
Comment
RSA5141
Carnegiea gigantea
C. B. Wolf
1931-3-14
1883
Imperial
Imperial Valley, 5 miles above Laguna Dam.
152
Comment
RSA597468
Phoradendron californicum
Louis C. Wheeler
1959-12-31
7657
Imperial
Senator Wash, near Imperial Dam, ca. 1 mi. northwest of Squaw Lake.
67
Comment
RSA597470
Chilopsis linearis
L. C. Wheeler
1959-12-31
7658
Imperial
Senator Wash, near Imperial Dam, ca. 1 mi. northwest of Squaw Lake.
91
Comment
RSA613717
Chamaesyce pediculifera
George K. Helmkamp, E. A. Helmkamp
1998-3-19
2934
Imperial
Sonoran (Colorado) Desert Imperial Dam area, just south of the dam on Hwy S-24.
76
Comment
RSA615346
Eschscholzia minutiflora
George K. Helmkamp, E. A. Helmkamp
1998-3-19
2929
Imperial
Sonoran (Colorado) Desert Imperial Dam area, just south of the dam on Hwy S-24.
76
Comment
RSA615781
Leptochloa fusca subsp. uninervia
Suzanne Bell
1997-3-16
232
Imperial
Near Squaw Lake power plant
Comment
RSA65636
Achyronychia cooperi
F. W. Peirson
1935-4-15
11459
Imperial
North of Laguna Dam.
Comment
SD117937
Eustoma exaltatum
Amadeo Rea
1984-8-26
480 a
Imperial
Colorado River, West Pond, south end in 'bog' or open marshy area
Comment
SD117938
Cyperus odoratus
Amadeo Rea
1984-8-26
481
Imperial
Colorado River; West Pond; south of main pond.
Comment
SD125009
Aristida purpurea var. wrightii
Steven P. McLaughlin, Janice E. Bowers
1985-2-14
2846
Imperial
Ferguson Lake Road, 4.8 miles south of Ferguson Lake, narrow wash.
121
Comment
SD125020
Distichlis spicata
Steven P. McLaughlin, Janice E. Bowers
1985-3-12
2971
Imperial
Low alkaline area along Highway S-24, 1.3 miles north of Laguna Dam. (IPB 10/07)
46
Comment
SD125050
Cyperus odoratus
Steven P. McLaughlin, Janice E. Bowers
1985-2-15
2852
Imperial
1.8 miles north of Laguna Dam; along ditch with flowing water.
149
Comment
SD125052
Eleocharis geniculata
Steven P. McLaughlin, Janice E. Bowers
1985-2-15
2851
Imperial
Along ditch in flowing water with Salix, tessaria; 1.8 miles N of Laguna Dam.
Comment
SD125061
Salix gooddingii
Steven P. McLaughlin, Janice E. Bowers
1985-2-15
2847
Imperial
Along Colorado River, 3.6 miles north of Laguna Dam.
46
Comment
SD125082
Spergularia bocconi
Steven P. McLaughlin, Janice E. Bowers
1985-3-12
2973
Imperial
Along S24 in alkaline soil, 1.3 miles north of Laguna Dam.
46
Comment
SD126199
Cyperus laevigatus
Steven P. McLaughlin, Janice E. Bowers
1986-3-17
3241
Imperial
Edge of lake, just southwest of Imperial Dam, occasional along water's edge.
Comment
SD126229
Stuckenia pectinata
Steven P. McLaughlin
1986-5-12
3502
Imperial
In slow-moving water in ditch through Distichlis sward, 1.1 miles north of Laguna Dam.
Comment
SD138806
Bacopa monnieri
Suzanne Bell
1996-3-18
180
Imperial
Squaw Lake near Senator Wash Dam, canal bank
Comment
SD141400
Eustoma exaltatum
Suzanne Bell
1997-3-16
229
Imperial
Squaw Lake, alkaline shore of pond near lake
Comment
SD141411
Atriplex hymenelytra
Suzanne Bell
1997-3-16
235
Imperial
Hillsides around Squaw Lake
Comment
SD141421
Heliotropium curassavicum var. oculatum
Suzanne Bell
1997-3-16
233
Imperial
Squaw Lake
Comment
SD141423
Pulicaria paludosa
Suzanne Bell
1997-3-16
230
Imperial
Squaw Lake, saline sandy edges of inlet stream near power plant
Comment
SD141424
Pulicaria paludosa
Suzanne Bell
1997-1-26
220
Imperial
Squaw Lake, in and along inlet stream to power plant. (IPB 10/07)
Comment
SD141425
Peucephyllum schottii
Suzanne Bell
1997-3-16
234
Imperial
Below Senator Wash Dam
Comment
SD141430
Chloracantha spinosa var. spinosa
Suzanne Bell
1997-3-16
228
Imperial
Squaw Lake, saline ground. (IPB 10/07)
Comment
SD141435
Sesuvium verrucosum
Suzanne Bell
1997-3-16
227
Imperial
Squaw Lake, saline ground
Comment
SD141439
Polypogon monspeliensis
Suzanne Bell
1997-3-16
231
Imperial
Squaw Lake, along watercourse. (IPB 10/07)
Comment
SD141440
Diplachne fusca var. uninervia
Suzanne Bell
1997-3-16
232
Imperial
Near Squaw Lake power plant, saline bank of inlet stream. (IPB 10/07)
Comment
SD143810
Chylismia brevipes subsp. arizonica
G. K. Helmkamp, E. A. Helmkamp
1998-3-19
2940
Imperial
Colorado Desert, Imperial Dam area, along Ferguson Road, 1.5 miles north of Highway S-24.
91
Comment
SD143818
Allionia incarnata var. villosa
G. K. Helmkamp, E. A. Helmkamp
1998-3-19
2923
Imperial
Imperial Dam area, just south of the dam on Highway S-24.
75
Comment
SD143847
Phacelia crenulata var. minutiflora
G. K. Helmkamp, E. A. Helmkamp
1998-3-19
2921
Imperial
Colorado Desert: Imperial Dam area, just S of the dam on Hwy S-24
75
Comment
SD143900
Lupinus arizonicus
G. K. Helmkamp, E. A. Helmkamp
1998-3-19
2915
Imperial
Along Hwy S-24 betwn the All-American Canal & the Colorado River, 2.0 mi N of Laguna Dam.
75
Comment
SD143908
Dalea mollis
G. K. Helmkamp, E. A. Helmkamp
1998-3-19
2917
Imperial
Along Highway S-24 between the All-American Canal and the Colorado River, 2.0 miles north of Laguna Dam.
Comment
SD143925
Euphorbia pediculifera
G. K. Helmkamp, E. A. Helmkamp
1998-3-19
2934
Imperial
Colorado Desert, Imperial Dam area just south of the dam on Hwy S-24 in rocky wash; 11SQG-3E 4N UTM10km cell
75
Comment
SD143973
Lepidium lasiocarpum
G. K. Helmkamp, E. A. Helmkamp
1998-3-19
2919
Imperial
Colorado Desert: Imperial Dam area, just south of the dam on highway S-24
75
Comment
SD143999
Cryptantha maritima
G. K. Helmkamp, E. A. Helmkamp
1998-3-19
2936
Imperial
Colorado Desert: Imperial Dam area, just S of the dam on Hwy. S-24.
75
Comment
SD144000
Cryptantha maritima
G. K. Helmkamp, E. A. Helmkamp
1998-3-19
2912
Imperial
Along Hwy. S-24 between the All-American Canal and the Colorado River, 2.0 mi. N of Laguna Dam.
75
Comment
SD144001
Cryptantha holoptera
G. K. Helmkamp, E. A. Helmkamp
1998-3-19
2928
Imperial
Colorado Desert: Imperial Dam area, just S of the dam on Hwy. S-24.
75
Comment
SD144004
Cryptantha barbigera
G. K. Helmkamp, E. A. Helmkamp
1998-3-19
2932
Imperial
Colorado Desert: Imperial Dam area, just S of the dam on Hwy. S-24.
75
Comment
SD144025
Perityle emoryi
G. K. Helmkamp, E. A. Helmkamp
1998-3-19
2924
Imperial
Colorado Desert: Imperial Dam area, just S of the dam on Hwy S-24.
75
Comment
SD144447
Eschscholzia minutiflora
G. K. Helmkamp, E. A. Helmkamp
1998-3-19
2929
Imperial
Colorado Desert: Imperial Dam area, just south of the dam on Highway S-24.
75
Comment
SD144544
Plagiobothrys jonesii
Suzanne Bell
1998-3-1
301
Imperial
Scarce in sandy wash west of Ferguson Lake Road.
Comment
SD144562
Mohavea confertiflora
Suzanne Bell
1998-3-1
309
Imperial
Sandy wash and roadside, near road to Ferguson Lake
Comment
SD144565
Ziziphus obtusifolia var. canescens
Suzanne Bell
1998-3-1
306
Imperial
Sandy wash west of Ferguson Lake Road.
Comment
SD144566
Condalia globosa var. pubescens
Suzanne Bell
1998-3-1
307
Imperial
Sandy wash west of Ferguson Lake Road
Comment
SD144569
Chorizanthe corrugata
Suzanne Bell
1998-3-1
308
Imperial
[TRS only, no locality information on label]
Comment
SD144576
Mentzelia involucrata
Suzanne Bell
1998-3-1
305
Imperial
Roadside and in washes on road to Ferguson Lake
Comment
SD144577
Phacelia crenulata var. ambigua
Suzanne Bell
1998-3-1
302
Imperial
Roadside and washes, Ferguson Lake Road. (IPB 10/07)
Comment
SD144578
Phacelia crenulata var. minutiflora
Suzanne Bell
1998-3-1
303
Imperial
Rock crevice above canyon. No specific location given on label. (IPB 10/07)
Comment
SD144585
Marina parryi
Suzanne Bell
1998-3-1
304
Imperial
Occasional, along road to Ferguson Lake
Comment
SD144592
Dalea mollis
Suzanne Bell
1998-2-28
298
Imperial
Along road to Ferguson Lake
Comment
SD156566
Juncus acutus subsp. leopoldii
Steven P. McLaughlin
1986-3-17
3237
Imperial
Edge of Colorado River just north of Imperial Dam.
Comment
SD156567
Lemna gibba
Steven P. McLaughlin
1986-5-12
3501
Imperial
In slow-moving water in ditch through Distichlis sward, 1.1 miles north of Laguna Dam.
Comment
SD178266
Schoenoplectus americanus
Steven P. McLaughlin, Janice E. Bowers
1986-3-17
3244
Imperial
Colorado Desert: Squaw Lake Recreation Area. Abundant, along water's edge.
Comment
SD178267
Schoenoplectus americanus
Steven P. McLaughlin, Janice E. Bowers
1986-3-17
3240
Imperial
Colorado Desert: Edge of lake, just southwest of Imperial Dam. Common along water's edge.
Comment
SD250449
Palafoxia arida var. arida
Duncan S. Bell, Kim Clark, Keir Morse, Donna Thomas, Adriana VanKlaveren
2013-3-9
4475
Imperial
Chocolate-Chuckwalla Mountains region: Chocolate Mountains; along the Colorado River, near trailer park approximately 1.7 air miles southwest of Imperial Dam.
61
Comment
SD250465
Caulanthus lasiophyllus
Duncan S. Bell, Kim Clark, et al.
2013-3-9
4478
Imperial
Chocolate-Chuckwalla Mountains region: Chocolate Mountains, along the Colorado River, near trailer park, ca. 1.7 air miles southwest of Imperial Dam.
61
Comment
SD87782
Achyronychia cooperi
Frank W. Peirson
1935-4-15
11459
Imperial
4 miles north of the Laguna Dam
Comment
SEINET12495756
Salvinia molesta
Jennifer Green, Benjamin Lardiere
2002-8-6
s.n.
Imperial
Squaw Lake Recreation Area.
Comment
SEINET15325583
Rumex dentatus subsp. klotzschianus
Steven P. MacLaughlin, Janice E. Bowers
1986-1
3235
Imperial
3.0 mi N Laguna Dam, adjacent to All-American Canal.
Comment
SEINET1915105
Eustoma exaltatum
Suzanne Bell
1997-3-16
229
Imperial
Squaw Lake.
Comment
SEINET191825
Sphaeralcea coulteri
Annie M. Alexander, Louise Kellogg
1941-3-18
1962
Imperial
2 miles southwest of Imperial Dam.
30
Comment
SEINET236627
Digitaria sanguinalis
C. Reeder
1944-6-10
88
Imperial
US Yuma Field Station; Bard.
Comment
SEINET3084411
Cryptantha holoptera
G. K. Helmkamp, E. A. Helmkamp
1998-3-19
2928
Imperial
Colorado desert: Imperial Dam area, just S of the dam on Hwy S-24
76
Comment
SEINET3386977
Geraea canescens
Loraine Yeatts
1988-3-9
1595
Imperial
7.5' Imperial Res., Az. Colorado R. at Imperial Dam; Sonoran Desertscrub; Lower Colorado Subdivision.
91
Comment
SEINET3829026
Diplachne fusca var. uninervia
Steven P. MacLaughlin, Janice E. Bowers
1985-1
2854
Imperial
1.3 miles N of Laguna Dam along Hwy S24.
Comment
SEINET3831816
Eremalche rotundifolia
Jon P. Rebman, Jim Rocks
2005-1
10930
Imperial
Little Picacho Wilderness Area (BLM property); North of Winterhaven, SW of Colorado River; in a wash 11 miles N of S24 on Picacho Road; S of Picacho State Recreation Area
195
Comment
SEINET3831821
Ziziphus obtusifolia var. canescens
Suzanne Bell
1998-1
306
Imperial
Sandy Wash west of Ferguson Lake Road. se/4
Comment
SEINET3831822
Condalia globosa var. pubescens
Suzanne Bell
1998-1
307
Imperial
Sandy Wash west of Ferguson Lake Road. se/4
Comment
SEINET7248357
Marina parryi
F. B. McMurry
1945-1
1375
Imperial
2 miles southwest of Government Camp, Imperial Dam site, dry wash bank.
61
Comment
SEINET7985556
Sesuvium verrucosum
Suzanne Bell
1997-3-16
227
Imperial
Squaw Lake, Squaw Lake, saline ground
62
Comment
SEINET8071679
Apium graveolens
Karen Reichhardt
2008-1
KR 08 -003
Imperial
56
Comment
SEINET8071680
Apium graveolens
Karen Reichhardt
2008-1
KR 08 -003
Imperial
56
Comment
SEINET8071681
Apium graveolens
A. Clifford
2011-1
AC 067 -11
Imperial
Squaw Lake, BLM Recreation Area.
Comment
SEINET8071683
Hydrocotyle verticillata
A. Clifford
2011-1
AC 085 -11
Imperial
Comment
SEINET8071781
Cryptantha maritima
A. Clifford
2011-1
AC 028 -11
Imperial
Squaw Lake Recreation Area. Parking lot by main entrance.
70
Comment
SEINET8071791
Tiquilia palmeri
A. Clifford
2011-1
AC 072 -11
Imperial
On roadside of Imperial Dam Road and S24 county road.
100
Comment
SEINET8071873
Eustoma exaltatum
A. Clifford
2011-1
AC 032 -11
Imperial
Squaw Lake Recreation Area.
40
Comment
SEINET8071983
Polypogon monspeliensis
D. Smith
1994-1
Imperial
West pond near Imperial Dam on Colorado River, CA.
49
Comment
SEINET8071989
Aliciella latifolia
A. Clifford
2011-1
AC 068 -11
Imperial
70
Comment
SEINET8071990
Aliciella latifolia
A. Clifford
2011-1
AC 033 -11
Imperial
70
Comment
SEINET8072003
Phacelia crenulata
A. Clifford
2011-1
AC 031 -11
Imperial
Squaw Lake
70
Comment
SEINET8072042
Bacopa monnieri
A. Clifford
2011-1
AC 036 -11
Imperial
Squaw Lake.
Comment
SEINET8072064
Fagonia laevis
A. Clifford
2011-1
AC 032 -11
Imperial
Squaw Lake
Comment
SEINET839671
Lycium andersonii
Steven P. MacLaughlin, Janice E. Bowers
1985-1
2845
Imperial
Common in Senator Wash at Ferguson Lake Rd. crossing
Comment
SEINET8567585
Mesembryanthemum nodiflorum
A. Cliford
2011-5-4
AC 069 -11
Imperial
Squaw Lake , found around public restrooms & parking lot.
Comment
SEINET8567727
Atriplex hymenelytra
A. Clifford
2011-3-4
AC 042 -11
Imperial
Squaw Lake Recreation Area, Bureau of Land Management.
58
Comment
SEINET8567742
Atriplex elegans
A. Clifford
2011-3-11
ac
Imperial
Squaw Lake Recreation Area, Bureau of Land Management. Near path to restrooms.
Comment
SEINET894256
Acacia greggii
Steven P. MacLaughlin, Janice E. Bowers
1984-1
2806
Imperial
3 miles W of Colorado River on road to Ferguson Lake
76
Comment
SEINET9262010
Geraea canescens
A. Clifford
2011-3-4
s.n.
Imperial
Squaw Lake Recreation Area, Bureau of Land Management.
58
Comment
SEINET958423
Stuckenia pectinata
Steven P. McLaughlin
1986-1
3502
Imperial
1.1 miles north of Laguna Dam.
Comment
UC1998403
Allionia incarnata
Frank B. McMurry
1945-5-26
Imperial
Gravelly ridge, Government Camp, Imperial Dam Site, Imperial County, California.
Comment
UC1998414
Baccharis brachyphylla
Frank B. McMurry
1945-5-26
Imperial
Flood plain, Government Camp, Imperial Dam Site, Imperial County, California.
Comment
UC1998416
Cressa truxillensis
Frank B. McMurry
1945-5-26
Imperial
Flood plain, Government Camp, Imperial Dam Site, Imperial County, California.
Comment
UC1998417
Scirpus robustus
Frank B. McMurry
1945-5-26
Imperial
Water tower, Government Camp, Imperial Dam Site, Imperial County, California.
Comment
UC1998418
Prosopis juliflora
Frank B. McMurry
1945-5-26
Imperial
Gravel ridge, Government Camp, Imperial Dam Site, Imperial County, California.
Comment
UC1998461
Ditaxis lanceolata
Frank B. McMurry
1943-12-3
Imperial
3 miles northwest of control Tower, Imperial Dam, Imperial County, California. Small wash above rock quarry.
Comment
UC1998462
Larrea divaricata
Frank B. McMurry
1943-12-3
Imperial
3 miles northwest of control Tower, Imperial Dam, Imperial County, California. Small wash above rock quarry.
Comment
UC444327
Atriplex lentiformis
unknown
1851-1
Imperial
Rio Colorado
Comment
UC494570
Chamaesyce polycarpa
Philip A. Munz
1931-3-14
11943
Imperial
6 mi n Laguna Dam
Comment
UC669290
Sphaeralcea coulteri
Annie M. Alexander and Louise Kellogg
1941-3-18
1962
Imperial
2 mi sw of Imperial Dam (Colorado Desert); Colorado Desert
30
Comment
UC669295
Chorizanthe corrugata
Annie M. Alexander and Louise Kellogg
1941-3-18
1961
Imperial
3 mi sw Imperial Dam (Colorado Desert); Colorado Desert
45
Comment
UCR100861
Eschscholzia minutiflora
George K. Helmkamp, E. A. Helmkamp
1998-3-19
2929
Imperial
Sonoran (Colorado) Desert, Imperial Dam area, just south of the dam on Hwy S-24.
76
Comment
UCR101090
Cryptantha holoptera
George K. Helmkamp, E. A. Helmkamp
1998-3-19
2928
Imperial
Sonoran (Colorado) Desert, Imperial Dam area, just south of the dam on Hwy S-24.
76
Comment
UCR101117
Aristida adscensionis
George K. Helmkamp, E. A. Helmkamp
1998-3-19
2908
Imperial
Sonoran (Colorado) Desert, along Hwy S-24 between the All-American Canal & the Colorado River, 2.0 mi. north of Laguna Dam.
76
Comment
UCR101118
Hesperocallis undulata
George K. Helmkamp, E. A. Helmkamp
1998-3-19
2943
Imperial
Sonoran (Colorado) Desert, Imperial Dam area, along Ferguson Rd, 1.5 mi. north of Hwy S-24.
91
Comment
UCR103597
Pectocarya heterocarpa
George K. Helmkamp, E. A. Helmkamp
1998-3-19
2937
Imperial
Sonoran (Colorado) Desert, Imperial Dam area, just south of the dam on Hwy S-24.
76
Comment
UCR103598
Allionia incarnata
George K. Helmkamp, E. A. Helmkamp
1998-3-19
2939
Imperial
Sonoran (Colorado) Desert, Imperial Dam area, just south of the dam on Hwy S-24.
76
Comment
UCR103599
Phacelia crenulata var. crenulata
George K. Helmkamp, E. A. Helmkamp
1998-3-19
2938
Imperial
Sonoran (Colorado) Desert, Imperial Dam area, just south of the dam on Hwy S-24.
76
Comment
UCR103600
Cryptantha maritima
George K. Helmkamp, E. A. Helmkamp
1998-3-19
2936
Imperial
Sonoran (Colorado) Desert, Imperial Dam area, just south of the dam on Hwy S-24.
76
Comment
UCR103601
Euphorbia pediculifera
George K. Helmkamp, E. A. Helmkamp
1998-3-19
2934
Imperial
Sonoran (Colorado) Desert, Imperial Dam area, just south of the dam on Hwy S-24.
76
Comment
UCR103602
Oligomeris linifolia
George K. Helmkamp, E. A. Helmkamp
1998-3-19
2935
Imperial
Sonoran (Colorado) Desert, Imperial Dam area, just south of the dam on Hwy S-24.
76
Comment
UCR103606
Camissonia brevipes subsp. arizonica
George K. Helmkamp, E. A. Helmkamp
1998-3-19
2940
Imperial
Sonoran (Colorado) Desert, Imperial Dam area, along Ferguson Rd, 1.5 mi. north of Hwy S-24.
91
Comment
UCR103607
Atriplex hymenelytra
George K. Helmkamp, E. A. Helmkamp
1998-3-19
2942
Imperial
Sonoran (Colorado) Desert, Imperial Dam area, along Ferguson Rd, 1.5 mi. north of Hwy S-24.
91
Comment
UCR103608
Hibiscus denudatus
George K. Helmkamp, E. A. Helmkamp
1998-3-19
2941
Imperial
Sonoran (Colorado) Desert, Imperial Dam area, along Ferguson Rd, 1.5 mi. north of Hwy S-24.
91
Comment
UCR103617
Allionia incarnata
George K. Helmkamp, E. A. Helmkamp
1998-3-19
2923
Imperial
Sonoran (Colorado) Desert, Imperial Dam area, just south of the dam on Hwy S-24.
76
Comment
UCR103619
Chaenactis carphoclinia var. carphoclinia
George K. Helmkamp, E. A. Helmkamp
1998-3-19
2926
Imperial
Sonoran (Colorado) Desert, Imperial Dam area, just south of the dam on Hwy S-24.
76
Comment
UCR103620
Chenopodium murale
George K. Helmkamp, E. A. Helmkamp
1998-3-19
2909
Imperial
Sonoran (Colorado) Desert, along Hwy S-24 between the All-American Canal & the Colorado River, 2.0 mi. north of Laguna Dam.
76
Comment
UCR103621
Phacelia crenulata var. crenulata
George K. Helmkamp, E. A. Helmkamp
1998-3-19
2910
Imperial
Sonoran (Colorado) Desert, along Hwy S-24 between the All-American Canal & the Colorado River, 2.0 mi. north of Laguna Dam.
76
Comment
UCR103622
Cryptantha maritima
George K. Helmkamp, E. A. Helmkamp
1998-3-19
2912
Imperial
Sonoran (Colorado) Desert, along Hwy S-24 between the All-American Canal & the Colorado River, 2.0 mi. north of Laguna Dam.
76
Comment
UCR103623
Heliotropium curassavicum
George K. Helmkamp, E. A. Helmkamp
1998-3-19
2911
Imperial
Sonoran (Colorado) Desert, along Hwy S-24 between the All-American Canal & the Colorado River, 2.0 mi. north of Laguna Dam.
76
Comment
UCR103624
Mentzelia involucrata
George K. Helmkamp, E. A. Helmkamp
1998-3-19
2927
Imperial
Sonoran (Colorado) Desert, Imperial Dam area, just south of the dam on Hwy S-24.
76
Comment
UCR103625
Geraea canescens
George K. Helmkamp, E. A. Helmkamp
1998-3-19
2925
Imperial
Sonoran (Colorado) Desert, Imperial Dam area, just south of the dam on Hwy S-24.
76
Comment
UCR103626
Perityle emoryi
George K. Helmkamp, E. A. Helmkamp
1998-3-19
2924
Imperial
Sonoran (Colorado) Desert, Imperial Dam area, just south of the dam on Hwy S-24.
76
Comment
UCR103627
Fagonia laevis
George K. Helmkamp, E. A. Helmkamp
1998-3-19
2922
Imperial
Sonoran (Colorado) Desert, Imperial Dam area, just south of the dam on Hwy S-24.
76
Comment
UCR103628
Phacelia crenulata var. minutiflora
George K. Helmkamp, E. A. Helmkamp
1998-3-19
2921
Imperial
Sonoran (Colorado) Desert, Imperial Dam area, just south of the dam on Hwy S-24.
76
Comment
UCR103629
Camissonia cardiophylla
George K. Helmkamp, E. A. Helmkamp
1998-3-19
2920
Imperial
Sonoran (Colorado) Desert, Imperial Dam area, just south of the dam on Hwy S-24.
76
Comment
UCR103630
Lepidium lasiocarpum
George K. Helmkamp, E. A. Helmkamp
1998-3-19
2919
Imperial
Sonoran (Colorado) Desert, Imperial Dam area, just south of the dam on Hwy S-24.
76
Comment
UCR103631
Dalea mollissima
George K. Helmkamp, E. A. Helmkamp
1998-3-19
2917
Imperial
Sonoran (Colorado) Desert, along Hwy S-24 between the All-American Canal & the Colorado River, 2.0 mi. north of Laguna Dam.
76
Comment
UCR103632
Fagonia laevis
George K. Helmkamp, E. A. Helmkamp
1998-3-19
2916
Imperial
Sonoran (Colorado) Desert, along Hwy S-24 between the All-American Canal & the Colorado River, 2.0 mi. north of Laguna Dam.
76
Comment
UCR103633
Lupinus arizonicus
George K. Helmkamp, E. A. Helmkamp
1998-3-19
2915
Imperial
Sonoran (Colorado) Desert, along Hwy S-24 between the All-American Canal & the Colorado River, 2.0 mi. north of Laguna Dam.
76
Comment
UCR103634
Eschscholzia minutiflora
George K. Helmkamp, E. A. Helmkamp
1998-3-19
2914
Imperial
Sonoran (Colorado) Desert, along Hwy S-24 between the All-American Canal & the Colorado River, 2.0 mi. north of Laguna Dam.
76
Comment
UCR103635
Cryptantha barbigera
George K. Helmkamp, E. A. Helmkamp
1998-3-19
2913
Imperial
Sonoran (Colorado) Desert, along Hwy S-24 between the All-American Canal & the Colorado River, 2.0 mi. north of Laguna Dam.
76
Comment
UCR103636
Cryptantha barbigera
George K. Helmkamp, E. A. Helmkamp
1998-3-19
2932
Imperial
Sonoran (Colorado) Desert, Imperial Dam area, just south of the dam on Hwy S-24.
76
Comment
UCR138114
Ziziphus obtusifolia var. canescens
Sue Bell
1998-3-1
306
Imperial
Sonoran (Colorado) Desert, Ferguson Lake Road [eastern Chocolate Mtns.]
Comment
UCR138115
Phacelia crenulata var. ambigua
Sue Bell
1998-3-1
302
Imperial
Sonoran (Colorado) Desert, Ferguson Lake Road [eastern Chocolate Mtns.]
Comment
UCR138116
Phacelia crenulata var. minutiflora
Sue Bell
1998-3-1
303
Imperial
Sonoran (Colorado) Desert, Ferguson Lake Road [eastern Chocolate Mtns.]
Comment
UCR138351
Dalea mollis
Sue Bell
1998-2-28
298
Imperial
Sonoran (Colorado) Desert, Along road to Ferguson Lake
Comment
UCR138352
Cryptantha holoptera
Sue Bell
1998-3-1
300
Imperial
Sonoran (Colorado) Desert, Ferguson Lake Road
Comment
UCR163163
Peucephyllum schottii
Sue Bell
1997-3-16
234
Imperial
Sonoran (Colorado) Desert, below Senator Wash Dam
61
Comment
UCR163164
Heliotropium curassavicum
Sue Bell
1997-3-16
233
Imperial
Colorado Desert; Northern Colorado Desert Region, Squaw Lake
Comment
UCR163165
Pulicaria paludosa
Sue Bell
1997-3-16
230
Imperial
Colorado Desert; Northern Colorado Desert Region, Near Squaw Lake power plant
Comment
UCR163166
Eustoma exaltatum
Sue Bell
1997-3-16
229
Imperial
Colorado Desert; Northern Colorado Desert Region, Squaw Lake
Comment
UCR163167
Sesuvium verrucosum
Sue Bell
1997-3-16
227
Imperial
Colorado Desert; Northern Colorado Desert Region, Squaw Lake
Comment
UCR255224
Marina parryi
Sue Bell
1998-3-4
304
Imperial
Sonoran (Colorado) Desert, along road to Ferguson Lake
67
Comment
UCR262323
Palafoxia arida
Duncan S. Bell, Kim Clark, Keir Morse, Donna Thomas, Adriana VanKlaveren
2013-3-9
4475
Imperial
Colorado (Sonoran) Desert, Chocolate Mountains, along the Colorado River, near trailer park c 1.7 air mi southwest of Imperial Dam
62
Comment
UCR26472
Eleocharis geniculata
A. C. Sanders
1981-9-13
2403
Imperial
Sonoran (Colorado) Desert, Squaw Lake on the Colorado River near Imperial Dam
61
Comment
UCR26500
Bacopa monnieri
A. C. Sanders
1981-9-13
2342
Imperial
Sonoran (Colorado) Desert, Squaw Lake on the Colorado River near Imperial Dam
61
Comment
UCR27988
Cyperus laevigatus
A. C. Sanders
1981-9-13
2343
Imperial
Sonoran (Colorado) Desert, Squaw Lake on the Colorado River near Imperial Dam
61
Comment
UCR33691
Eriastrum diffusum
Sears
1978-4-10
1122
Imperial
Sonoran (Colorado) Desert, 1.25 mi. SW of Imperial Dam spillway, south of Senator Wash Road but not on main road
61
Comment
UCR33724
Langloisia setosissima
Sears
1978-4-10
1124
Imperial
Sonoran (Colorado) Desert, 1.25 mi. SW of Imperial Dam spillway, south of Senator Wash Road but not on main road
61
Comment
UCR33725
Chorizanthe corrugata
Sears
1978-4-10
1125
Imperial
Sonoran (Colorado) Desert, 1.25 mi. SW of Imperial Dam spillway, south of Senator Wash Road but not on main road
61
Comment
UCR64595
Calandrinia ambigua
F. W. Peirson
1935-4-15
11458
Imperial
Sonoran (Colorado) Desert, in region of saguaro cactus north of Laguna Dam
Comment