UCR
O.F. Clarke 652 1967-08-27
Mexico, Querétaro, along Hwy 57, 10.4 miles south of San Juan del Rio, 20.27889 -99.93111, 2134m
UCR
A.C. Sanders 14268 1994-04-02
Mexico, Sonora, Alamos, 3 miles north of Rancho La Huerta (near the airstrip on the NW edge of Alamos) on the road to San Bernardo, 27.075 -108.96667, 400m
UCR
Leland Lubinsky 97--6 1997-12-22
Mexico, Nayarit, Teacapan, west of Acaponeta, along both sides of Estero Teacapan, south of town in the vicinity of the zona arqueologica, 22.48333 -105.8, 1m
UCR
B.G. Pitzer 4106 2000-04-17
United States, California, San Bernardino, foothills at north end of Coxcomb Mountains, wash crossing CA Hwy 62, c. 2.6 miles west of Riverside County line; from hwy to c. 1/2 mile south of road; Colorado Desert, 34.085 -115.10833, 427m
UCR
A.C. Sanders 13329 1993-03-17
Mexico, Sonora, Alamos, vicinity of the dam at Presa Mocuzari (= A.R. Cortines), 27 km NW of Alamos, 27.2125 -109.09583, 400m
UCR
A.C. Sanders 41982 2016-01-23
United States, California, Imperial, Chocolate Mountains, canyon north of old Niland to Blythe road, 1 mile west of Beal Well, 33.33167 -115.34611, 415m
UCR
A.C. Sanders 8817 1988-12-14
Mexico, Sonora, Alamos, Upper crossing of the Rio Cuchujaqui, 11.5 mi by road E of Alamos, 2 mi E of Sabinito Sur, 27.00833 -108.78333, 400m
UCR
A.C. Sanders 8885 1988-12-16
Mexico, Sonora, Alamos, Arroyo midway between El Tabelo and Los Tanques, 2.7 miles north of El Tabelo on the Alamos to San Bernardo Road, 27.18333 -108.91667, 275m
UCR
Maria C. Sanchez 152 1988-03-01
Mexico, Yucatán, Domestic gardens at Xuilub, 20.41667 -88.02861, 22m
UCR
E.J. Lott 4063 1991-11-03
Mexico, Jalisco, La Huerta, Rancho Cuixmala: Arroyo Cajones, along the road to Cumbres l from Station 45 [km 45 of the Puerta Vallarta - Barra de Navidad (Mex. 200) hwy]. c. 4 km inland from the highway, 19.44167 -104.98333, 99m
UCR
Michael Honer 3098 2008-04-24
United States, California, San Bernardino, Johnson Valley; around sec. 10, c. 3.5 miles SE of Old Woman Springs on south side of Hwy 247, 34.36307 -116.65765, 976m
UCR
John A. Adams s.n. 1966-08-30
United States, Arizona, Pima, Mount Lemmon, near base of the mountain on the highway to the top from Tucson, 32.30917 -110.74389, 915m
UCR
D.E. Bramlet 4415 2009-11-13
United States, California, Orange, San Diego Creek between Irvine and Newport Back Bay, 33.65667 -117.84417, 4m
UCR
J.L. Duek s.n. 1983-03-13
Mexico, Sonora, Huasabas, Cruz de Diablo, near Nacozari in northern Sonora, 29.93889 -109.23778
UCR
A.C. Sanders 2887 1982-07-21
United States, Arizona, Cochise, Western foot of the range at the mouth of Rucker Canyon, above the OK Ranch near Whitewater Draw, 31.74861 -109.43722, 1585m
UCR
A.C. Sanders 1327 1980-06-26
Mexico, Sinaloa, Concordia, along Durango Hwy (Hwy 40) 7.1 km west of Copala and 16 km E of Concordia, 23.3575 -105.95778, 252m
UCR
A.C. Sanders 40393 2012-08-22
United States, California, Imperial, BLM Rd. 554, 1 mi. south of Bradshaw Trail, 2.1 mi. SE (126°) of Indian Well, 33.40292 -115.15281, 457m
UCR
A.C. Sanders 8022 1988-08-17
Mexico, Sinaloa, Mazatlan, Playa Bruja c. 7 km north of Mazatlan, along a pole line road c. 2 km NE of the Playa Escondida Trailer Park and c. 2 km. inland, 23.29583 -106.47361, 30m
UCR
Mary DeDecker 6347 1992-05-02
United States, California, San Bernardino, Searles Lake drainage, Searles Valley, 35.57833 -117.35778, 610m
UCR
Crystal Sheehan 06 2010-05-23
United States, California, San Bernardino, Twentynine Palms, c. 3 miles south of Hwy 62 on Utah Trail, at intersection with Alta Loma Dr., 34.12344 -116.03658, 622m
UCR
G.R. Ballmer s.n. 1985-09-04
United States, Arizona, Santa Cruz, Peña Blanca Lake, 31.40481 -111.08658, 1170m
UCR
Richard A. Marin MF65--33 1965-04-09
Mexico, Sonora, Ures, 5 mi NE of [Ures] Guadalupe, 29.43972 -110.30472, 427m
UCR
Tim Thomas 2002 1998-04-25
United States, California, San Bernardino, Twentynine Palms Marine Base, northwest corner, 34.72 -116.3375, 614m
UCR
L.J. Toolin 1706 1981-08-28
United States, Arizona, Pima, area of old Riggs Ranch in Thomas Canyon, east side of Baboquivari Mtns., 31.75278 -111.58139, 1280m
UCR
A.C. Sanders 13164 1993-03-15
Mexico, Sonora, Alamos, roadside c. 12 km west of Alamos on the road to Navojoa, in vicinity of Cañon Agua Marina, at the foot of the Sierra de Alamos, 27.06611 -109.04111, 500m
UCR
Barbara T. Gittins 148 1963-04-08
Mexico, Sonora, Alamos, Small "park" area at Presa de Mocuzari, 27.2175 -109.09556
UCR
A.C. Sanders 1017 1979-12-29
Mexico, Sonora, Alamos, El Caracol Trailer Camp + 10 mi west of Alamos on the road to Navojoa, 27.07722 -109.07361, 457m
UCR
Jim André 21167 2011-05-01
United States, California, San Bernardino, Mojave National Preserve; Kelso Dunes, 0.1 mi. north of RR tracks, 5.5 mi. west of Kelso; Kelso Dunes, 34.98847 -115.71042, 601m
UCR
O.F. Clarke 1334--02 1967-12-18
Mexico, Sinaloa, Culiacan, 6 miles south of Culiacan on Hwy 15, 24.69 -107.32722, 76m
UCR
E.J. Lott 3249 1991-01-13
Mexico, Jalisco, La Huerta, Rancho Cuixmala, road to Parque El Caiman, south side of Rio Cuitzmala, c. 2 km E of the Puerto Vallarta - Barra de Navidad (MEX 200) Hwy, 19.46667 -104.93333
UCR
Dick Newell 307 2012-10-21
United States, California, Orange, Laguna Canyon, on Park Ave. 1/3 mile SW of Hidden Valley Canyon Rd., 33.54556 -117.76772, 84m
UCR
A.C. Sanders 1934 1980-08-30
Mexico, Sonora, Ures, Along the road from Hermosillo to Moctezuma, 9 miles east of Ures, 29.46889 -110.24611, 512m
UCR
Ira J. Condit s.n. 1957-09-22
Mexico, Sinaloa, Los Mochis, Los Mochis, 25.83333 -109, 152m
UCR
A.C. Sanders 9319 1989-09-05
Mexico, Sonora, Navojoa, Cerro Prieto, 15 km E of Navojoa on road to Alamos; on road to microwave station, between 1/2 and 3/4 of the way up the peak, 27.08556 -109.28444, 300m
UCR
Richard S. Felger 8647 1963-09-20
Mexico, Sinaloa, Sinaloa, N side of airfield at Naranjo (Town on Rio Sinaloa), 25.8 -108.48556
UCR
D.E. Goldberg 77--17 1977-01-08
Mexico, Sinaloa, Mazatlan, Beach at Mazatlan, north of hotels, 23.295 -106.47694
UCR
Scott D. White 6003 1997-10-20
United States, California, Kern, Fremont Valley: Near State Hwy 14, c. 15 road mi NE of Mojave and 3 mi SW of Cantil., 35.25833 -118.05, 671m
UCR
A.C. Sanders 42342 2016-03-17
United States, California, Imperial, Chuckwalla Bench just inside Chocolate Mountains Aerial Gunnery Range, along old Niland-Blythe Rd. 1.2 km east of Surveyors Pass, 33.40975 -115.27293, 629m
UCR
E.R. Blakley 637 1951-08-12
United States, Arizona, Pinal, Five miles north of Oracle Junction, 32.62319 -110.93597, 915m
UCR
Ma. Guadalupe Ayala 91--05 1991-02-02
Mexico, Jalisco, La Huerta, Rancho Cuixmala, near the airstrip, 19.38056 -104.98611, 11m
UCR
Karin Cleary-Rose s.n. 1995-04-12
United States, Arizona, Pima, Tucson, I-10 at Valencia Rd, southeast edge of town, 32.13417 -110.88778, 820m
UCR
Jim André 28393 2014-04-10
United States, California, San Bernardino, Newberry Mountains, west side of range along Camp Rock Road, 8.3 miles SSE of the junction with Hwy I-40, 34.76255 -116.82327, 1089m
UCR
A.E. Estrada C. 13125 2001-09-15
Mexico, Nuevo León, Linares, Cañón de Jaures, 24.62111 -99.75306
UCR
N. Herrera Castro 60 1998-05-19
Mexico, Guerrero, Técpan de Galeana, Camino de Santa Bárbara, 140m
UCR
E.J. Lott 4121 1991-11-04
Mexico, Jalisco, La Huerta, Rancho Cuixmala, Gargollo farm on the east side of Cerro de la Alborada, 19.4 -104.99167, 15m
UCR
UCR0165273 Michael Honer 3360 2010-05-11
United States, California, San Bernardino, Cady Mountains. Outwash bajada c. 5 km north of Hwy I-40, 3.8 km east of Hector Road, 34.815 -116.408, 640m
UCR
Ma. Guadalupe Ayala 91--68 1991-04-25
Mexico, Jalisco, La Huerta, Rancho Cuixmala, near the airstrip, 19.38056 -104.98611, 11m
UCR
Robert Hamilton s.n. 2003-02-06
United States, California, Riverside, Riverside, vacant field on Monroe St. SE of California Ave., 33.93333 -117.43333, 232m
UCR
George K. Helmkamp 7058 2001-09-15
United States, Arizona, Cochise, Texas Canyon, 5 miles south of Hwy I-10 on Dragoon Road at the junction of Lizard Lane, 32.03111 -110.01361, 1341m
UCR
Jim André 36419 2016-04-07
United States, California, Inyo, east end of Death Valley National Park, 0.3 mile west of CA Hwy 127, c. 17 miles south of Amargosa Junction in valley east of Greenwater Range, west of Resting Spring Range, 36.10137 -116.30315, 570m
UCR
A.C. Sanders 10819 1991-03-21
Mexico, Jalisco, Zapotitlan De Vadillo, Rancho El Jabali, 22 km airline NNW of Colima; the Colima/Jalisco line cuts through the ranch. El Cañon, a tributary of Arroyo de Lumbre below La Becerrera, 19.45 -103.73667, 1000m
UCR
Wendy C. Hodgson 5809 1990-07-21
United States, Arizona, Santa Cruz, Devil's Cash Box, just south of and upslope of Agua Caliente Canyon., 31.68583 -110.95219, 1335m
UCR
Ma. Guadalupe Ayala 671 1986-03-01
Mexico, Jalisco, Cabo Corrientes, El Tuito, 4 km al NW del pueblo por el camino a Ixtlahuahey, 20.34333 -105.36222, 610m
UCR
A.C. Sanders 4311 1983-12-27
Mexico, Sinaloa, Concordia, Hwy 40, 2.6 miles NE of La Guayanera, 24.2 miles NE of Concordia, 23.41111 -105.86778, 1052m
UCR
R.D. Worthington 32420 2004-04-09
United States, Texas, Presidio, 6.6 rd. mi N of Presidio measured from the center of the Cibolo Creek bridge (along US 67), 29.66717 -104.36067, 934m
UCR
A.C. Sanders 902 1976-08-16
United States, Arizona, Pima, 12 miles north of Sonoita on Hwy 83, 31.83556 -110.70222, 1433m
UCR
Sarah J. De Groot 6270 2010-04-23
United States, California, San Bernardino, Calumet Mountains, southeast side, isolated hill of granite boulders, north of Hwy 62 along road to salt evaporators on Cadiz Lake, 34.10222 -115.35218, 350m
UCR
P. Tenorio L. 2966 1982-12-07
Mexico, Sinaloa, Concordia, El Cantil 32 km al NE de Concordia; Carr. Mazatlan-Durango, 23.4 -105.91667, 850m
UCR
L. Rico A. 1040 1992-02-10
Mexico, Jalisco, La Huerta, Estación de Biología Chamela, Eje Central, 19.45 -105.03333, 150m
UCR
A.C. Sanders 5177 1984-08-30
United States, Arizona, Cochise, Alluvial fan SW of the Naco Hills, 2.9 miles SW of the Bisbee city limits on Hwy 92, 31.37278 -109.99139, 1402m
UCR
A.C. Sanders 4964 1984-03-28
Mexico, Sinaloa, Concordia, 500 m east of La Capilla del Taxte on Hwy 40, 26 mi NE of Concordia, 23.42472 -105.85944, 1311m
UCR
E.J. Lott 3391 1991-05-11
Mexico, Jalisco, La Huerta, Rancho Cuixmala. Río Cuixmala, c. 0.5 mile downriver from headquarters. Near sea level, 19.38333 -104.96667
UCR
A.C. Sanders 10350 1991-01-07
Mexico, Colima, Comala, East side of Lago La Maria, 22 km (airline) NNW of Colima [near Rcho. El Jabali], 19.46 -103.70833, 1250m
UCR
A.C. Sanders 10334 1991-01-07
Mexico, Colima, Comala, Between La Becerrera and Lago La Maria, 22 km NNW of Colima [near Rcho. El Jabali], 19.45833 -103.70833, 1250m
UCR
A.C. Sanders 9595 1990-03-10
Mexico, Yucatán, Kanasin, 6.5-10 km E of Merida (at beltway) on Hwy 180 to Cancun, 20.96667 -89.53333, 25m
UCR
A.C. Sanders 17818 1995-08-18
Costa Rica, Puntarenas, Curú, pasture on central flat (alt. 10 m), 9.78333 -84.93333
UCR
UCR0099267 A.C. Sanders 11934 1991-11-09
Mexico, Colima, Tecoman, 5 km NE of Tecolapa on Hwy 110, 2 km above Turla and 2 km below La Salada, 19.03333 -103.78333, 300m
UCR
Jim André 18725 2011-04-06
United States, California, San Bernardino, north end of Hollow Hills Wilderness Area, along powerline road, 2.6 mi east of Hwy 127, at Silver Lake, c. 10 mi north of Baker, 35.39835 -116.082, 447m
UCR
Francisco S. Maradiaga s.n. 1987-09-04
Mexico, Guerrero, Cd. Altamirano, Las Querendas, 4 km al E de Cd. Altamirano, 18.37389 -100.60944, 245m
UCR
George K. Helmkamp 5199 1999-07-22
United States, New Mexico, Hidalgo, 12.9 miles north of Portal Road along US-80, 32.04167 -109.02333, 1341m
UCR
Steve J. Siedo 707 1998-08-30
United States, Texas, Bexar, San Antonio, c. 1 mile inside Loop 1604 down Braun Rd to Tezel Rd., 29.53167 -98.65889, 284m
UCR
Francisco S. Maradiaga 75 1987-00-00
Mexico, Guerrero, Altamirano, Las Querendas a 4 km al SE de Cd. Altamirano, 18.34167 -100.655, 220m
UCR
Ignacio García Ruiz 3215 1990-06-20
Mexico, Michoacán, Los Reyes, Entre "Los Tejanos" y Los Chorros del Varal, 19.51667 -102.58333, 1050m
UCR
Jim André 33305 2015-04-21
United States, California, San Bernardino, Cima Cinder Cones, Mojave National Preserve, along Aiken Mine Road, 0.7 east of Lava Tube site, 5.2 miles north of intersection with Kelbaker Road, 35.21185 -115.74495, 1120m
UCR
Jaime Bonilla 1073 1990-08-31
Mexico, Morelos, Tlaquiltenago, 2 km al S de Quilamula, rumbo a Huautla, 18.49167 -99.01972, 1110m
UCR
Bao Doan 05 2010-05-31
United States, California, San Bernardino, Quail Springs Road at Rainbow Ridge Rd, just outside boundary of Joshua Tree National Park, 3.8 miles SE of center of town of Joshua Tree, 34.09398 -116.26613, 1064m
UCR
Jaime Bonilla 936 1990-07-29
Mexico, Morelos, Tepalcingo, 2.5 km al norte del Limon, 18.54556 -98.93306, 1310m
UCR
A.C. Sanders 8834 1988-12-14
Mexico, Sonora, Alamos, road between Alamos and the upper crossing of Rio Cuchujaqui, 5-7 miles east of Alamos, 26.98333 -108.83333, 400m
UCR
A.C. Sanders 36632 2009-03-27
United States, California, San Bernardino, Cady Mountains, along the powerline route in the pass between Pisgah and Broadwell valleys, 34.83278 -116.32167, 793m
UCR
A.C. Sanders 12658 1992-10-06
Mexico, Sonora, Alamos, Arroyo Mentidero, at crossing of Alamos-El Chinal road and down the arroyo to the Rio Cuchujaqui, 12 km (airline) south of Alamos, 26.91333 -108.91667, 240m
UCR
Jaime Bonilla 941 1990-07-29
Mexico, Morelos, Tepalcingo, 2.5 km al norte del Limon, 18.54556 -98.93306, 1310m
UCR
T.B. Salvato 358 2003-08-03
Mexico, Oaxaca, San Pedro Pochutla, along a dirt road to Tahueca, c. 1 km SW of Hwy 200, 11 km ENE of Puerto Angel, 15.72333 -96.37528, 129m
UCR
L.E. Acosta-B. 193 1988-07-15
Mexico, Yucatán, Valladolid, Xocén, 20.16472 -88.16111, 24m
UCR
A.C. Sanders 27315 2003-10-12
United States, California, Orange, Irvine, UCI Arboretum, UCI campus near intersection of Jamboree Blvd. and Campus Dr., 33.66417 -117.85222, 15m
UCR
A.C. Sanders 4257 1983-12-26
Mexico, Sinaloa, Along Hwy 15, 14.4 mi south of the Rio Humaya bridge (at Culiacan) and 19.8 mi north of the Rio San Lorenzo bridge, 24.65 -107.3, 107m
UCR
O.F. Clarke 12192.3--01 1969-12-24
Mexico, Jalisco, Along Hwy 15, c. 65 mi north of Guadalajara and c. 35 mi south of Chapililla
UCR
A.C. Sanders 12824 1992-10-10
Mexico, Sonora, Alamos, Rancheria crossing of Rio Cuchujaqui, 22.5 km south of Alamos, 26.85 -108.91667, 200m
UCR
E.W. Lathrop 5089 1962-09-14
Mexico, Chiapas, Pueblo Nuevo Solistahuacan, [Colegio Linda Vista/Hospital Yerba Buena] 3 km north of Pueblo Nuevo Solistahuacán, 17.17917 -92.90833, 1890m
UCR
A.C. Sanders 8694 1988-09-03
Mexico, Sinaloa, Concordia, Foothills of Sierra Madre, canyon between rocky hills 5.5 miles (9.2 km) east of Villa Union on Hwy 40, 23.22833 -106.15528, 120m
UCR
C.R. Orcutt 6770 1910-04-13
Mexico, Veracruz, Rinconada
UCR
Onkar Singh 4382 2014-03-22
United States, California, San Bernardino, wash off of New Dixie Mine Road, c. 1.5 km west of Hwy 247, 34.27242 -116.46469, 1094m
UCR
Don Sauser 68--40 1968-07-22
El Salvador, San Salvador, just outside Tonacatepeque, 13.77722 -89.1175, 610m
UCR
L.M. Ortega Torres 744 1988-07-17
Mexico, Yucatán, Kinchil, Pueblo de Kinchil, 43 km south of Merida, 20.68333 -90.21667, 10m
UCR
R.G. Swinney 7073 1999-04-08
United States, California, Los Angeles, Claremont, Cobal Canyon c. 0.5 mi. NE of confluence with Burbank Canyon, 34.14583 -117.70861, 488m
UCR
Ma. Guadalupe Ayala 913 1986-09-19
Mexico, Jalisco, La Huerta, Desarrollo Turistico "Las Alamandas," a 3 km al W de Quemaro, 24.6 km al NW de la Estacion de Biologia Chamela por la Carretera Barra de Navidad - Puerto Vallarta., 19.62222 -105.18333
UCR
UCR0247280 Scott D. White 16410 2023-10-02
United States, California, Riverside, Deep Canyon watershed. Just west of Hwy 74 near BM 2800 and small parking area, 33.63333 -116.405, 854m
UCR
Jim André 19666 2011-06-14
United States, California, San Bernardino, Mojave National Preserve, Cima Dome; c. 2 mi. NE of town of Cima, along transmission line midway between Cima and Morningstar Rds; Mojave National Preserve, 35.25597 -115.5077, 1312m
UCR
E.J. Lott 2859 1990-10-24
Mexico, Jalisco, La Huerta, Rancho Cuixmala, west of the Puerto Valllarta - Barra de Navidad Hwy (Hwy 200) and north of Rio Cuixmala., 19.38333 -104.98333, 25m
UCR
A.C. Sanders 9912 1990-03-15
Mexico, Quintana Roo, Chetumal, 6.5-7.0 km north of Tomás Garrido on the road which joins Hwy 186 west of Nicolas Bravo, 18.1 -89.05, 150m
UCR
A.C. Sanders 6623 1986-07-01
Mexico, Durango, Mapimi, NW foothills of Sierra Mapimi, 2 km south of Mapimi at an old kiln, 25.81667 -103.83333, 1468m