Click on column header to sort data (* sorts by family); click in leftmost checkbox to select record. CCH Help Page .
Turn on yellow flags to show possible range discrepancies.
Read more ...
?
Specimen ID
Determination *
Collector
Collection Date
Collection Number
County
Locality
Elevation in meters
Feedback
CAS-BOT-BC202494
Croton wigginsii
Roxana S. Ferris; Ruth P. Rossbach
1938-5-17
9584
Imperial
Algodones Sand Hills 1 mile east of Gray's Well on U. S. Highway #80
Comment
CAS-BOT-BC202495
Croton wigginsii
Roxana S. Ferris; Ruth P. Rossbach
1938-5-17
9585
Imperial
Algodones Sand Hills 1 mile east of Gray's Well on U. S. Highway #80
Comment
CAS-BOT-BC202496
Croton wigginsii
Ira L. Wiggins
1937-2-17
8554
Imperial
20 miles west of Yuma
Comment
CDA35265
Croton wigginsii
T. C. Fuller
1959-10-7
3274
Imperial
Yuma Sand dunes, 1 mile west of Highway Maintenance Station, ca. 15 miles west of Winterhaven.
0
Comment
GMDRC2966
Croton wigginsii
J. Andre, T. La Doux
2009-2-26
9869
Imperial
Algodones Dunes: west end of Algodones Dunes, along N. side of Hwy 78, growing on deep sandy slopes, SW aspect, approx 5% gradient 32 deg. 58.62' N 115 deg. 10.251' W. - 224 ft.
68
Comment
HSC25128
Croton wigginsii
R. W. Spjut
1972-2-16
2195
Imperial
Colorado Desert, W of Yuma.
Comment
HSC66466
Croton wigginsii
Christopher Davidson, A. P. Romspert, H. Surprenant
1979-4-28
7767
Imperial
Off Hwy. 8 on Sidewinder Rd., 1.5 mi. NW of Pilot Knob
79
Comment
HSC83348
Croton wigginsii
A. C. Sanders, Pitzer, Charlton
1986-3-8
6162
Imperial
E Mesa, E end of Montgomery Rd. at the Coachella Canal, ca. 1.25 mi NW of Mammoth Wash crossing of the canal
27
Comment
JEPS123655
Croton wigginsii
J. Andre, T. La Doux
2009-2-26
9869
Imperial
Algodones Dunes, west end of Algodones Dunes, along N side of Highway 78.
Comment
LA204861
Croton wigginsii
Roxana S. Ferris; Ruth P. Rossbach
1938-5-17
9584
Imperial
Algodones Sand Hills, 1 mi. E of Gray's Wells on US Highway #80
Comment
LA204862
Croton wigginsii
Ruth P. Rossbach; Roxana S. Ferris
1938-5-17
9585
Imperial
Algodones Sand Hills, 1 mi. E of Gray's Wells
Comment
OBI37470
Croton wigginsii
Robert F. Thorne
1978-5-30
52169
Imperial
Algodones Dunes: At Old Plank Rd between Baja Calif border and Hwy I-8 & All American Canal, just off Grays Well Rd, E of Gordons well
Comment
OBI37502
Croton wigginsii
A. C. Sanders
1976-5-11
63
Imperial
Algodonnes Sand Dunes along Hwy 78 near Osborne Co. Park
91
Comment
OBI38391
Croton wigginsii
A. C. Sanders, Pitzer, Charlton, et al.
1986-3-8
6162
Imperial
East Mesa, E end of montgomery rd at the Coachella Canal, ca. 1.25 mi NW of Mammoth Wash crossing of the canal
27
Comment
RSA0015709
Croton wigginsii
Duncan S. Bell, Kim Clark, Lars Froberg, Gene Ratcliff, Jan Thomas
2013-4-20
4821
Imperial
Algodones Dunes; within the Algodones Dunes Wilderness area about a mile north of Highway 78, approximately 4.5 air miles west of Glamis.
121
Comment
RSA124267
Croton wigginsii
E. K. Balls
1958-3-19
22887
Imperial
0.1 miles NE of Gray's Well, U.S. Hwy 80.
Comment
RSA19544
Croton wigginsii
Roxana S. Ferris
1938-5-17
9584
Imperial
Algodones Sand Hills 1 mile east of Gray's Well on U.S. Highway #80.
Comment
RSA19545
Croton wigginsii
Roxana S. Ferris
1938-5-17
9585
Imperial
Algodones Sand Hills 1 mile east of Gray's Well on U.S. Highway #80.
Comment
RSA265281
Croton wigginsii
I. L. Wiggins
1937-2-17
8554
Imperial
Sand Dunes 20 mile west of Yuma.
Comment
RSA278766
Croton wigginsii
Bonnie M. Rich
1979-4-19
79028
Imperial
On the north side of the All American Canal, 3 miles east of Power drop #2.
Comment
RSA331166
Croton wigginsii
R. F. Thorne, Walter Wisura, Paul Peterson, C. R. Annable
1984-4-27
58263
Imperial
Algodones Dunes, off Hwy 1.8 on Grays Well Rd., W end old plank road.
Comment
RSA336089
Croton wigginsii
R. F. Thorne
1978-5-30
52163
Imperial
Algodones Dunes: N end of Dunes, ca. 2 miles SSE of Regina.
61
Comment Read comments Oct 3 2011
RSA336125
Croton wigginsii
R. F. Thorne
1978-5-30
52169
Imperial
Algodones Dunes: At Old Plank Rd between Baja California border and Hwy I-8 & All American Cana, just off Grays Well Rd., E of Gordons Well.
Comment
RSA388021
Croton wigginsii
Steve Boyd
1986-2-6
1263
Imperial
Sonoran (Colorado) Desert Cargo Muchacho Mts. Plains east of mountains, powerline road, 2.9 mi west of Picacho Rd.
Comment
RSA479347
Croton wigginsii
M. B. Dunkle
1935-4-19
4583
Imperial
W. of Yuma. Colorado Desert
30
Comment
RSA480695
Croton wigginsii
Robert Gustafson
1983-5-6
2565
Imperial
Gray's Well Road off Hwy 8, vicinity of the old Plank Rd. Marker
43
Comment
RSA480696
Croton wigginsii
Christopher Davidson
1979-4-28
7767
Imperial
Off Interstate 8 on Sidewinder Rd, ca. 1.5 miles NW of Pilot Knob.
79
Comment
RSA480697
Croton wigginsii
Christopher Davidson
1979-4-28
7794
Imperial
On dirt track heading E 3.3 mi from Gray's Well Rd exit off Interst. 8. Algodoned Dunes.
46
Comment
RSA668419
Croton wigginsii
S. Granger
1979-12-1
s.n.
Imperial
Duns [Dunes] just South of 78 Highway. ADS to BLM dunes park.
Comment Read comments Oct 3 2011
RSA760077
Croton wigginsii
J. Andre, Tasha La Doux
2009-2-26
9869
Imperial
Algodones Dunes: west end of Algodones Dunes, along north side of Highway 78.
68
Comment
RSA767516
Croton wigginsii
J. Mark Porter
2003-3-20
13491 .10
Imperial
Imperial Dunes [Algodones Dunes], 4.5 miles west-northwest [294.47 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8
Comment
RSA767592
Croton wigginsii
J. Mark Porter
2003-3-4
13483
Imperial
Imperial Dunes (Algodones Dunes) about 1.9 miles northwest of Interstate Highway 8
Comment
SBBG87793
Croton wigginsii
A. C. Sanders, B. Pitzer, D. Charlton
1986-3-8
6162
Imperial
East Mesa, E end of Montgomery Rd at the Coachella Canal, ca. 1.25 mi NW of Mammoth Wash crossing the canal
27
Comment
SD124708
Croton wigginsii
A. C. Sanders, Pitzer, Charlton
1986-3-8
6162
Imperial
East Mesa, east end of Montgomery Road at the Coachella Canal, ca. 1Ao miles northwest of the Mammoth Wash crossing of the canal. (IPB 10/07)
27
Comment
SD132146
Croton wigginsii
David B. Zippin
1990-10-6
156
Imperial
South side of Highway 78 in the Algodones Dunes.
Comment
SD138879
Croton wigginsii
Brenda L. Stone, Jim Dice
1996-4-29
Imperial
Sand Hills overcrossing [to?] Interstate 8 west on-ramp, in Caltrans right-of-way, 8 feet from edge of pavement
60
Comment
SD242795
Croton wigginsii
1994-1-12
Imperial
Grays Well Road; Forestry (CDF) cleaning road edges
Comment
SD243876
Croton wigginsii
Stephen Larson
1984-4-12
Imperial
[Locality determined by SDNHM] Algodones Dunes, south of Highway 78
Comment
SD243877
Croton wigginsii
Stephen Larson
1984-4-12
Imperial
[Locality determined by SDNHM] Algodones Dunes, south of Highway 78
Comment
SD243878
Croton wigginsii
Stephen Larson
1984-4-12
Imperial
[Locality determined by SDNHM] Algodones Dunes, south of Highway 78
Comment
SD243879
Croton wigginsii
1977-1-20
Imperial
Imperial Sand Dunes
Comment
SEINET10939879
Croton wigginsii
Jon Ricketson, Heidi H. Schmidt
1992-10-25
Ricketson 4935
Imperial
Fort Yuma Indian Reservation. Roadsides, along Winterhaven Drive. Just north of the Winterhaven Drive exit off Interstate Highway 8. North of the Colorado River and city of Yuma, Arizona.
50
Comment
SEINET3107109
Croton wigginsii
Sears
1978-3-15
765
Imperial
4.1 mi S of Ogilby at Ogilby Road, exit I-10, southside edge of dunes in deep sand.
61
Comment
SEINET3828044
Croton wigginsii
J. Mark Porter
2003-1
13491 .10
Imperial
Imperial Dunes (Algodones Dunes), 4.5 mi WNW (294.47 degrees) of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8, Barchan dunes just west of the large transverse dunes
Comment
SEINET3829071
Croton wigginsii
J. Mark Porter
2003-1
13483
Imperial
Imperial Dunes (Algodones Dunes), ca. 1.9 mi NW of Interstate Highway 8.
Comment
SFV4256A
Croton wigginsii
D. S. Verity, J. Turner, F. M. Ball
1964-2-15
s. n.
Imperial
About 29.5 miles east of Holtville on main highway to Yuma. Sand dunes between highway and very old plank road.
Comment
SFV4258A
Croton wigginsii
D. S. Verity, J. Turner, F. M. Ball
1964-2-15
s. n.
Imperial
About 29.5 miles east of Holtville on main highway to Yuma. Sand dunes between highway and very old plank road.
Comment
UC1490308
Croton wigginsii
Rolf Y. Berg
1980-4-23
Imperial
sand-dunes w Yuma (near Old Plank road viewpoint); Colorado Desert
Comment
UC1736125
Croton wigginsii
Dean W. Taylor
1996-10-24
15903
Imperial
Algodones Dunes; ca 20 miles E of Brawley on Highway 78; ca. 1 mile north of BLM area visitor station
Comment
UC1736126
Croton wigginsii
Dean W. Taylor
1996-10-24
15903
Imperial
Algodones Dunes; ca 20 miles E of Brawley on Highway 78; ca. 1 mile north of BLM area visitor station
106
Comment
UC495106
Croton wigginsii
Philip A. Munz and C. L. Hitchcock
1932-4-5
12130
Imperial
in dunes e Holtville
Comment
UC604963
Croton wigginsii
Roxana S. Ferris and Ruth P. Rossbach
1938-5-17
9585
Imperial
1 mi e Gray's Well (on US Hwy 80); Algodones Sand Hills
Comment
UC604964
Croton wigginsii
Roxana S. Ferris and Ruth P. Rossbach
1938-5-17
9584
Imperial
1 mi e Gray's Well (on US Hwy 80); Algodones Sand Hills
Comment
UC669303
Croton wigginsii
Annie M. Alexander and Louise Kellogg
1941-3-13
1934
Imperial
sand dunes w Yuma; Colorado Desert
Comment
UC868788
Croton wigginsii
Ira L. Wiggins
1937-2-17
8554
Imperial
sand dunes 20 mi w Yuma
Comment
UCD142201
Croton wigginsii
J. Latting
1977-12-9
s.n.
Imperial
Sonoran Desert; Gecko Campground; west side of Algodones Sand Dunes, East Mesa, south of Hwy 78.
61
Comment
UCD142202
Croton wigginsii
Robert F. Thorne
1978-5-30
52169
Imperial
Algodones Dunes; at Old Plank Rd between Baja California border and Hwy I-8 and All American Canal, just off Grays Well Rd., E of Gordons Well.
Comment
UCD142203
Croton wigginsii
Robert F. Thorne
1978-5-30
52163
Imperial
Algodones Dunes; N end of Dunes, ca. 2 miles SSE of Regina.
60
Comment
UCD142204
Croton wigginsii
Robert F. Thorne; W. Wisura, P. Peterson, C. Annable
1984-4-27
58263
Imperial
S. Imperial County; Colorado Desert; Algodones Dunes; off Hwy I.8 on Grays Well Road; W end old plank road.
Comment
UCD83574
Croton wigginsii
Ellen Dean; T. Starbuck, M. Starbuck, T. Zavortink
2010-4-9
5914
Imperial
BLM Algodones Dunes Natural Area. E side of dunes accessed from 6.8 mi N of Hwy 78 along Kipf Rd. In long finger of vegetation along wash that leads into dunes in a SW direction - longest finger of vegetation on the E side.
74
Comment
UCR101701
Croton wigginsii
B. G. Pitzer
1998-2-2
3510
Imperial
Sonoran (Colorado) Desert, extension of Sidewinder Road, S and west of Pilot Knob RV park/campground, c. 1 mi. airline SW of Pilot Knob, on and adjacent to N berm of All-America Canal, c. 3.2 road mi. past the RV park
61
Comment
UCR124164
Croton wigginsii
June Latting
1977-12-9
s.n.
Imperial
Sonoran (Colorado) Desert, Gecko Campground, west side of Algodones Sand Dunes, East Mesa, south of Hwy 78
61
Comment
UCR1507
Croton wigginsii
W. R. Moberly
1962-5-13
620513- 05
Imperial
Sonoran (Colorado) Desert, 4 mi west of Glamis, along the Brawley to Glamis rd.
91
Comment
UCR165594
Croton wigginsii
Alex R. Van Dam
2005-4-19
s.n.
Imperial
Sonoran(Colorado) Desert, Algodones Dunes N of the Osborne Overlook and c. 50 m N of Hwy 78
122
Comment
UCR211318
Croton wigginsii
Jim Andre, T. La Doux
2009-2-26
9869
Imperial
Sonoran (Colorado) Desert, west end of Algodones Dunes, along north side o Hwy 78
68
Comment
UCR237384
Croton wigginsii
Amber Swanson
2011-3-9
195
Imperial
Western Colorado Desert, Algodones Dunes Wilderness Area
26
Comment
UCR237385
Croton wigginsii
Amber Swanson
2011-3-8
192
Imperial
Western Colorado Desert, Algodones Dunes, open area north of wilderness area
80
Comment
UCR3188
Croton wigginsii
Scott Fowler
1964-3-23
3 D
Imperial
Sonoran (Colorado) Desert, 3 mi west of Glamis. Algodones Dunes c. 100 yds. off Hwy S-78.
110
Comment
UCR3288
Croton wigginsii
Heidi A. Haid
1964-3-27
5
Imperial
Sonoran (Colorado) Desert, 3 mi west of Glamis
122
Comment
UCR33535
Croton wigginsii
Sears
1978-4-10
1095
Imperial
Sonoran (Colorado) Desert, 7 mi NW of US Hwy 80, 8 mi NW of Winterhaven, Picacho Rd, just across All American Canal in Picacho Wash
55
Comment
UCR33609
Croton wigginsii
Sears
1977-10-13
S 591
Imperial
Sonoran (Colorado) Desert, Park Imperial sand dunes
122
Comment
UCR41697
Croton wigginsii
A. C. Sanders, D. Charlton, B. Pitzer, , J. Kniffen, R. Kniffen, W. W. Wright, Howie Weir, D. E. Bramlet
1986-3-8
6162
Imperial
Sonoran (Colorado) Desert, East Mesa, east end of Montgomery Rd. at the Coachella Canal, c. 1.25 mi NW of Mammoth Wash crossing of the canal
27
Comment
UCR48468
Croton wigginsii
Steve Boyd
1986-2-6
1263
Imperial
Sonoran (Colorado) Desert, Cargo Muchacho Mts. Plains east of mountains, powerline road, 2.9 mi west of Picacho Rd.
152
Comment
UCR89731
Croton wigginsii
J. M. Stewart
1990-3-14
648
Imperial
Sonoran Desert, Glamis Dunes off Interstate Hwy 8 on Gray's Well Road
Comment
UCSB52697
Croton wigginsii
Thorne, Robert
1978-5-30
Imperial
Algodones Dunes: N end of Dunes, ca. 2 miles SSE of Regina
60
Comment
VVC636
Croton wigginsii
P. J. MacKay, T. Thomas
1997-3-1
131
Imperial
Algodones Dunes, Coachella Canal Rd, ca. 4 mi N of Hwy 8;
73
Comment
SEINET12143296
Croton wigginsii
R. F. Thorne
1978-1
52169
Imperial
At Old Plank Rd between Baja California border and Hwy 1-8 & All American Canal, just off Grays Well
Comment