USON:USON
3650 A. Flores M. 5509 1996-10-12
México, Sonora, 6.5 km al E de Pozo Nuevo, montañas de Sierra Libre.
USON:USON
1804 R. López E. SN 1984-04-06
México, Sonora, Carr. a Ortiz, Valle de Guaymas, Son., 28.2025 -110.7216667
USON:USON
4486 Richard S. Felger 95-245 1995-02-20
México, Sonora, Municipio Guaymas, Son, Cañon las Barajitas, Sierra el Aguaje, c. 18 Km Northwest of San Carlos., 28.04222222 -111.2111111, 20m
USON:USON
412 A.E. Castellanos V. SN 1979-03-28
México, Sonora, Municipio Pitiquito, Son. Ejido Victoria y Libertad., 29.86888889 -112.5522222, 102m
USON:USON
414 M. Kotkoff SN 1979-02-16
México, Sonora, Rancho San Francisco, 50 Km. de Hermosillo, por la Carr. 26, Costa de Hermosillo, Son., 28.86361111 -110.2808333
USON:USON
23076 A.L. Reina G. 2001-385 2001-03-27
México, Baja California Sur, North slope of Cerro Colorado, 8 km east of San Ignacio on MEX 1, Municipio de Mulege., 27.31444444 -112.8336111, 289m
USON:USON
403 Castellanos A. SN 1979-03-28
México, Sonora, Ej. Victoria y Libertad 2, Pitiquito, Sonora.
USON:USON
12868 Richard S. Felger 01-753 2001-12-20
México, Sonora, Municipio Guaymas, Son, Arroyo Las Pirinolas, at crossing of road from Rancho San Antonio to Rancho San José de Robison., 28.11116667 -111.0366667, 100m
USON:USON
00123 R. López SN 1983-07-21
México, Sonora, Hermosillo, Calle 12 Sur, Km 26, Costa de Hermosillo., 28.605 -111.4725
USON:USON
22282 Richard S. Felger 03-562 2003-12-06
México, Sonora, Municipio de Puerto Peñasco. Reserva de la Biosfera Alto Golfo y Delta del Río Colorado, northwest of Puerto Peñasco, Estación Gustavo Sotelo ( = Ejido C. Salinas de Gortari). Abandoned settlement at south side of RR tracks., 31.55941667 -113.7082778, 8m
UCR
Pesach Lubinsky 313 2001-12-29
Mexico, Sonora, Navojoa, Teachive de Masiaca, site 7, comunidad indigena, near Navojoa, 26.78333 -109.23333, 70m
UCR
Elizabeth Makings 1949 2005-03-04
United States, Arizona, Maricopa, unnamed wash just SE of Haley Hills, SW of town of Maricopa, 32.95639 -112.13944, 396m
UCR
Tim Thomas 0573B 1983-02-03
Mexico, Baja California Sur, road to (near) Puerto Lopez Mateos, 25.16667 -112, 3m
UCR
UCR0039635 Jon P. Rebman 32542 2017-03-18
United States, California, Imperial, Indian Pass area to the north of the Cargo Muchacho Mountains, east of the Algodones Dunes, east of Ogilby Road (S34) and just north of Indian Pass Road, 32.94544 -114.85447, 180m
UCR
Dixie Z. Damrel 1845B 2004-03-20
United States, Arizona, Pinal, Santan Mountain Regional Park, near Judd Road [intersection of Brenner Pass Rd.], 33.14806 -111.61083, 512m
UCR
Elizabeth Makings 4878 2016-03-18
United States, Arizona, Yuma, floodplain near Hohokam site with tons of pottery, 32.57242 -111.60747, 500m
UCR
Juan Mathieu s.n. 1981-03-10
Mexico, Baja California Sur, 27 miles south of Cd. Constitucion, 30m
UCR
A.C. Sanders 6377 1986-03-28
Mexico, Baja California Sur, Mulege, Mulege; grounds of the old mission, 26.88528 -111.98611, 30m
UCR
David J. Keil 16699 1983-01-09
Mexico, Baja California Sur, La Paz, 12 miles north of Micro-ondas El Cardon, c. 48 miles north of La Paz along Route 1, 24.24111 -110.95, 100m
UCR
F.M. Reed 6207 1929-01-28
Mexico, Baja California Sur, Mesa 2 mi north of Mulege, 30m
UCR
M.A. Lane 2376 1978-05-20
Mexico, Baja California Sur, 32 km (20 mi) south of the intersection of Hwy 1 with the road to El Arco (which is between San Ignacio and Guerrero Negro), 30m
UCR
A.C. Sanders 1198 1980-03-24
Mexico, Baja California Sur, Mulege, 18 miles (39 km) NW of San Ignacio along the highway [Hwy 1], 27.36944 -113.17583, 127m
UCR
UCR0039637 Steven R. Hill 33506 2001-04-27
United States, California, Imperial, north side of California Route 78, 1.7 miles west of Glamis (measured from railroad crossing), Algodones Dunes, 32.99583 -115.09972, 92m
UCR
G.R. Ballmer 86--6 1986-04-20
United States, Arizona, Pima, Ali Chuk, just east of Organ Pipe Cactus National Monument Boundary at international boundary, end of paved road, 31.81225 -112.55681, 527m
UCR
C.D. Bertelsen 90--073 1990-04-01
United States, Arizona, Pima, Tucson Mountains, Saguaro National Monument, 3/4 mile west of Sandario Road and 1.25 miles south of Manville Road, 32.27181 -111.22561, 689m
UCR
Lyman Benson 10021 1940-03-27
United States, Arizona, Maricopa, 25 miles north of Hassayampa in the Hassayampa River bed, 33.4275 -112.75083, 305m
UCR
H.S. Haskell 1076 1946-09-11
United States, Arizona, Pima, Organ Pipe Cactus National Monument, Ajo Mountains, Alamo Canyon, 32.06667 -112.71667, 732m
UCR
C.H. Lowe s.n. 1952-02-22
United States, Arizona, Yuma, Gila River, 2 miles north of Tacna, 32.73583 -113.96417, 79m
UCR
Frank C. Vasek 640322--06 1964-03-22
United States, Arizona, Yuma, south of Kofa Mountains at junction with road between Kofa and Castle Dome Mountains, south of Kofa Mine, 33.17972 -114.02167, 366m
UCR
UCR0039639 A.C. Sanders 42044 2016-03-04
United States, California, Imperial, confluence of Mammoth Wash and side canyon, 0.9 km SSW (197°) of Hayden Well, Chocolate Mountains, 33.19777 -115.25387, 247m
UCR
George K. Helmkamp 2972 1998-03-20
United States, Arizona, Yuma, beside US Hwy 95, 25 miles NE of Yuma, 32.895 -114.33833, 152m
UCR
UCR0039636 A.C. Sanders 6169 1986-03-08
United States, California, Imperial, east side of Algodones Dunes, 2.7 miles NW of Glamis, along dirt road parallel to RR and dunes, SW of Mesquite Siding, between the RR and the dunes, 33.02083 -115.12083, 85m
UCR
L.R. Landrum 9897 2001-03-10
United States, Arizona, Maricopa, Phoenix, c. 0.25 mile west of 19th Ave and Chandler Blvd, south of South Mountain Park, 33.30333 -112.105, 366m
UCR
Tiffany Thomas 4 2002-04-13
United States, Arizona, Maricopa, Off N bound Loop 101 at McDonald exit, Scottsdale, 33.52417 -111.88583, 387m
UCR
UCR0039638 Frank B. McMurry 1373 1943-00-00
United States, California, Imperial, Imperial National Wildlife Refuge [along Colorado River between c. Walker Lake and Sortan Wash], 33.08333 -114.69444, 61m
UCR
A.C. Sanders 13197 1993-03-15
Mexico, Sonora, Navojoa, Road junction to Las Bocas 2 km (=1.3 miles) west of Hwy 15 on Hwy 176 (=Hwy 19) to Huatabampo, 20 km E of Huatamampo, 26.75 -109.41667, 40m
UCR
A.C. Sanders 14440 1994-04-06
Mexico, Sonora, Navojoa, 3.5 km SW of Hwy 15 on Hwy 158 to Villa Juarez, c. 10 air km NW of Navojoa, 27.125 -109.53333, 40m
UCR
Geoffrey A. Levin 2169 1992-04-14
Mexico, Sonora, Pitiquito, 8 Mi (13 km) south of Pitiquito on road to Puerto de la Libertad, near where major wash crossed the road, 30.56667 -112.03333, 350m
UCR
A.C. Sanders 13557 1993-03-21
Mexico, Sonora, Huatabampo, 2 km (1.2 miles) NE of Las Aguilas near Arroyo Las Barras crossing, c. 12 km NNW of Agiabampo, 26.46667 -109.18333, 15m
UCR
A.C. Sanders 2056 1981-03-29
Mexico, Sonora, Caborca, Caborca, north edge of town near the cemetery, 30.72222 -112.14722, 300m
UCR
Polly Schiffman M--01 1981-03-30
Mexico, Sonora, Santa Ana, Near Santa Ana, 30.52778 -111.11361
UCR
Frances Miller 642 1964-03-24
Mexico, Baja California (norte), Mexicali, 10 miles south of [US border at] Mexicali, near village of Los Morros, 32.53111 -115.50444, 12m
UCR
UCR0039634 A.C. Sanders 43475 2018-03-13
United States, California, Imperial, c. 140 year old borrow pit at edge of Chocolate Mtns. Aerial Gunnery Range, c. 2 miles NW of site of Amos Siding of SPRR, c. 1 mile north of intersection of Ted Kipf Rd. and RR, 33.14573 -115.275, 82m
ASU:Pollen
Russell 62-26
USA, Arizona, Yuma
ASU:Pollen
1861 J. Schoenwetter 1861
USA, Arizona, Pinal, Tom Mix Mn'mnt
ASU:Pollen
1807 J. Schoenwetter 1807
USU:UTC
UTC00009159 Aven Nelson 11787 1930-03-15
United States, Arizona, La Paz, Gila Bend.
USU:UTC
UTC00126873 Elinor Lehto 103 1962-02-28
United States, Arizona, Maricopa, Guadalupe Road at South Mountain Park entrance.
USU:UTC
UTC00081123 T.H. Kearney; R.H. Peebles 1950-04-16
United States, Arizona, Pinal, Sacaton
USU:UTC
UTC00060751 Annie M. Alexander; Louise Kellogg 1962 1941-03-18
United States, California, Imperial, 2 miles southwest of Imperial Dam., 30m
USU:UTC
UTC00100004 Richard Gritman 1962-03-19
MEXICO, Sonora, 15 miles west of Hermosillo.
USU:UTC
UTC00159489 John W. Gillespie 5631 1932-04-09
United States, Arizona, Maricopa, Roadside Scottsdale to Granite Reef., 411m
USU:UTC
UTC00084763 K.F. Parker; K.W. Parker; J.T. Wright C.H. Lowe 7836 1952-02-24
United States, Arizona, Yuma, Plain between north end of Castle Dome Mountains and Kofa Mountains., 457m
USU:UTC
UTC00142060 Noel H. Holmgren; Patricia K. Holmgren 6608 1973-03-31
United States, Arizona, Yuma, East side of Laguna Mountains U.S. Highway 95 15 airline miles east-northeast of downtown Yuma., 61m
UNM:Vascular Plants
UNM0058437 B.D. Woodward sn 1976-10-30
United States, Arizona, Pima, Cabeza Prieta Game Range.
UNM:Vascular Plants
UNM0058438 B.D. Woodward sn 1977-02-19
United States, Arizona, Pima, Cabeza Prieta Game Range., 335m
UNM:Vascular Plants
UNM0058439 B.D. Woodward sn 1977-02-19
United States, Arizona, Pima, Cabeza Prieta Game Range., 335m
UNM:Vascular Plants
UNM0058440 B.D. Woodward sn 1977-02-19
United States, Arizona, Pima, Cabeza Prieta Game Range., 335m
UNM:Vascular Plants
UNM0058441 L.R. Albee sn 1937-04-00
United States, Arizona, Pima, West Papago Creek Bottom--Papago Indian Reservation., 731m
UNM:Vascular Plants
UNM0058442 G.T. Manthey 1554 1977-03-12
United States, Arizona, Pima, Cabeza Prieta Game Refuge along eastern boundary 1/2 mile south of Bates Well Road entrance., 332m
UNM:Vascular Plants
UNM0058443 G.T. Manthey 1541 1977-03-11
United States, Arizona, Pima, One mile south of Arizona Higheay 86 on road toward Pisinimo.
UNM:Vascular Plants
UNM0058444 G.T. Manthey 1537 1977-03-11
United States, Arizona, Pima, 2 miles west of Sells Arizona Highway 86., 701m
UNM:Vascular Plants
UNM0058445 R.A. Smartt 460 1976-04-11
United States, Arizona, Pima, Cabeza Prieta Game Range.
UNM:Vascular Plants
UNM0113624 R.A. Smartt 461 1976-04-11
United States, Arizona, Pima, Cabeza Prieta Game Range.
UNM:Vascular Plants
UNM0058447 B.D. Woodward sn 1976-10-00
United States, Arizona, Pima, Cabeza Prieta Game Range., 335m
UNM:Vascular Plants
UNM0058436 J.R. Mathews 16 1963-08-20
United States, New Mexico, Grant, Gila Forest., 33.37492195 -108.3757778
UNM:Vascular Plants
UNM0058446 R. A. Smartt 461 1976-03-11
United States, Arizona, Pima, 24 mi. SSW Ajo. In Larrea-Franseria community.
NMC
18194 J.N. Rose 1305-A 1899-06-14
Mexico, Baja California Sur, Mexico, La Paz
NMC
79324 P.J. Alexander 707 2008-03-08
United States, Arizona, Maricopa, North side of the Sand Tank Mountains past the end of automotive navigability along an apparently nameless road, ±4.2 miles SSW of Interstate 8, ±3.2 miles NE of Round Butte., 32.8155 -112.4676, 564m
NMC
79381 T.R. Van Devender, A.L. Reina G., Vicente Tajia 2007-33 2007-02-23
Mexico, Sonora, Navojoa, Teachive de Masiaca, Arroyo Masiaca, Municipio de Navojoa, 26.7833 -109.235, 75m
NMC
70128 R.W. Spellenberg 13123 2001-03-03
United States, Arizona, Pima, ca. 12 km WSW of Redrock on Sasco Rd., 670m
NMC
38931 Albee, LR sn 1937-04-00
United States, Arizona, Pima, W of Papago-Papago Indian Res., 732m
SNM
12286 B.G. Elliott 53 1967-03-24
United States, Arizona, Maricopa, Phoenix, 549m
SNM
12287 J.H. Lehr 2193 1980-04-15
United States, Arizona, Maricopa, Phoenix, E 64th St, between Thomas & McDowell Rds, 305m
CS
165210 collectors: Elinor Lehto L23582 1979-04-07
United States, Arizona, Pima County, Cabeza Prieta Game Range.
NY
3972262 T. Reeves 6750 1978-04-10
United States of America, Arizona, Pima Co., Cabeza Prieta Game Range. 1.5 mi W of Papago Well. 0.3 mi E of Yuma Co., 274m
NY
3972234 J. W. Gillespie 8848 1932-02-25
United States of America, Arizona, Maricopa Co., Salt River Mountains, plain at base, 396m
NY
3972257 W. H. Cross 64 1983-04-22
United States of America, Arizona, Maricopa Co., 3 miles E of Wintersburg
NY
3972264 P. A. Fryxell 158 1965-03-14
United States of America, Arizona, Maricopa Co., Double Butte, 366m
NY
3972233 H. J. Fulton 7679 1930-03-29
United States of America, Arizona, near Florence
NY
3972255 L. R. Landrum 9673 2000-03-29
United States of America, Arizona, Pinal Co., Hwy 238 near Heaton, 335m
NY
3972228 M. E. Jones s.n. 1906-04-26
United States of America, Arizona, North of Yuma.
NY
3972230 L. C. Higgins 11634 1978-04-13
United States of America, Arizona, Pima Co., [Saguaro] National Monument, about 17 miles west of Tucson., 32.29636 -111.166586
NY
3972226 N. H. Holmgren 6608 1973-03-31
United States of America, Arizona, Yuma Co., East side of Laguna Mountains, U.S. Highway 95, 15 airline miles east-northeast of downtown Yuma., 32.779479 -114.384132, 61m
NY
3972246 L. D. Benson 10021 1940-03-27
United States of America, Arizona, Maricopa Co., 25 miles north of Hassayampa. So. Desert, 335m
NY
3972249 B. Maguire 10064 1935-03-14
United States of America, Arizona, Pinal Co., In desert, 2 miles south of Florence Junction, 33.220979 -111.3333
NY
3972242 A. Nelson s.n. 1930-03-15
United States of America, Arizona, Gila Bend
NY
3972256 W. H. Cross 63 1983-04-22
United States of America, Arizona, Maricopa Co., 3 mi E of Wintersburg, 33.424474 -112.815799
NY
3972253 L. C. Higgins 6315 1973-03-24
United States of America, Arizona, Pima Co., 40 miles east of Ajo along hwy 86
NY
3972259 W. H. Cross 68 1983-04-23
United States of America, Arizona, Pima Co., Sells airport
NY
3972245 I. L. Wiggins 8726 1937-03-07
United States of America, Arizona, Maricopa Co., 12 miles northwest of Hassayampa, 33.47141 -112.87284
NY
3972235 J. W. Gillespie 8809 1932-02-16
United States of America, Arizona, Maricopa Co., Bell (or South-west) Buttes, 427m
NY
3972251 C. L. Hitchcock 25502 1968-03-14
United States of America, Arizona, Pima Co., 1 mi. s. of Why, along hiway 86, ca. 10 mi. s. of Ajo.
NY
3972252 S. W. Mill 5 1982-03-24
United States of America, Arizona, 5.6 miles N of Pima Co. line along Hwy. 85
NY
3972243 I. L. Wiggins 6539 1933-03-19
United States of America, Arizona, Pima Co., Along wash 1.8 mi. W of Growler Mine in Growler Mts.
NY
3972244 A. Nelson 1586 1935-04-20
United States of America, Arizona, Sonoita, 31.679534 -110.655359
NY
3972236 A. C. V. Schott 90(b
United States of America, Gila bottom. U.S. 855
NY
3972261 E. Lehto L22493 1978-04-11
United States of America, Arizona, Pima Co., Cabeza Prieta Game Range, Papago Well, 277m
RM
138220 Aven Nelson 11787 1930-03-15
U.S.A., Arizona, Maricopa, N of Gila Bend: Gila River bridge., 32.99302 -112.75797, 183m
RM
172325 Aven Nelson, Ruth A. Nelson 1586 1935-04-20
U.S.A., Arizona, Santa Cruz, Between Patagonia and Sonoita.