UCR
R.E. Riefner, Jr. 03--254 2003-05-27
United States, California, Riverside, Perris Valley, Rider Street near Perris Valley Storm Drain, 33.83028 -117.21056, 457m
UCR
George K. Helmkamp 51--07 1994-03-21
United States, Texas, Maverick, Beside US Hwy 277 [Del Rio Blvd], 14 miles north of Eagle Pass, 28.88611 -100.57278, 235m
UCR
George K. Helmkamp 53--10 1994-03-20
United States, Texas, Terrell, U.S. Hwy 90, rest stop 5 miles southeast of Dryden, 30.00583 -102.04639
UCR
T.R. Van Devender 86--52 1986-03-26
United States, Texas, Terrell, Sanderson, 884m
UCR
Arnold Tiehm 19332 2022-09-23
United States, Nevada, Esmeralda, Millers Rest Area about 13 miles west-northwest of Tonopah on Hwy 95 to Fallon, 38.14056 -117.45336, 1469m
UCR
A.C. Sanders 40895 2013-07-23
United States, Rhode Island, Washington, North Kingstown, village of Davisville near Quonset Point, along Gate Rd. SE corner of intersection with Kingston Rd, 0.25 km east of Post Rd. (Hwy 1), east of Towne Place Suites Hotel, 41.60547 -71.45167, 9m
UCR
George K. Helmkamp 56--17 1994-03-22
United States, Texas, Maverick, Along US Hwy 277, 8 miles east of Eagle Pass, 28.68444 -100.35333, 253m
UCR
Robert Runyon 4071 1945-10-28
United States, Texas, Brownsville, on a vacant lot., 10m
UCR
Louis C. Wheeler 7792 1960-09-13
United States, California, Santa Barbara, Montecito foothills, Toro Canyon, 34.44522 -119.56375
UCR
George K. Helmkamp 8938--05 1993-08-25
United States, New Mexico, Cibola, Hwy I-40 rest stop, exit 102, 35.07214 -107.56025, 1890m
UCR
R.D. Worthington 13775 1985-10-05
United States, Texas, Jeff Davis, Madera Canyon Roadside Park along Hwy 118, 30.70556 -104.1, 1768m
UCR
R.D. Worthington 38919 2016-09-11
United States, Texas, Hudspeth, 11.2 road miles east along US Hwy 62 -180 from the Hueco Inn/Desert Haven and junction road to Hueco Ranch at roadside park/vista, 31.8466 -105.78153, 1605m
UCR
R.D. Worthington 18744 1990-09-02
United States, New Mexico, Luna, Between the Florida and Little Florida Mtns, at junction of roads to Rock Hound State Park and Florida Gap, 32.18194 -107.62167, 1357m
UCR
R.D. Worthington 12570 1984-09-09
United States, Texas, Hudspeth, 11.5 miles east of Dell City, 31.92361 -105.02139
UCR
Joan Young 36 1981-08-15
United States, Colorado, Mesa, K and 23 roads, Colorado River Valley at Grand Junction
UCR
George K. Helmkamp 7282 2001-09-17
United States, Arizona, Cochise, Cave Creek Ranch, Cave Creek, 1 mile west of Portal along Portal Road, 31.90367 -109.1555, 1357m
UCR
R. Dale Thomas 146,054 1995-09-23
United States, Texas, Denton, Rights-of-way of railroad and U.S. 377 at Texas 407 in Argyle, Texas west of Denton.
UCR
A.C. Sanders 19581 1996-09-28
United States, California, San Bernardino, Victorville, Bear Valley Road, east of Cottonwood Road, near a shopping center.; Mojave Desert, 34.46667 -117.3, 945m
UCR
Elizabeth Makings 4738 2015-08-19
United States, Arizona, Cochise, San Pedro Riparian National Conservation Area; St. David Cienega environs, 31.85033 -110.21292, 1120m
UCR
Scott D. White s.n. 1990-09-05
United States, California, Riverside, Perris Valley, SW corner of Nuevo Rd & Dunlap Road, between Perris & Nuevo. Adjacent to the Perris Valley Storm Drain, 33.79472 -117.20278, 433m
UCR
Beecher Crampton 8147 1967-07-26
United States, California, El Dorado, 2 miles west of Shingle Springs on US Hwy 50, south road shoulder, 38.66 -120.94833, 427m
UCR
R.D. Worthington 38878 2016-09-11
United States, Texas, Hudspeth, 11.2 road miles east along US Hwy 62 -180 from the Hueco Inn/Desert Haven and junction road to Hueco Ranch at roadside park/vista, 31.8466 -105.78153, 1605m
UCR
R.D. Worthington 38879 2016-09-11
United States, Texas, Hudspeth, 11.2 road miles east along US Hwy 62 -180 from the Hueco Inn/Desert Haven and junction road to Hueco Ranch at roadside park/vista, 31.8466 -105.78153, 1605m
UCR
Margaret-Lee Dean s.n. 1965-08-15
United States, Arizona, Navajo, 10 miles southeast of Holbrook on Hwy 180, 34.85833 -109.99167, 1662m
UCR
George K. Helmkamp 7814 2002-09-20
United States, New Mexico, Hidalgo, 21 miles south of Animas along County Hwy C-1, 31.60667 -108.86667, 1494m
UCR
George K. Helmkamp 7729 2002-09-19
United States, Arizona, Cochise, north end of Willcox Playa, 1.1 miles south of Willcox, 32.235 -109.81833, 1265m
UCR
Wendy C. Hodgson 3867 1985-09-11
United States, Arizona, Santa Cruz, c. 4.2 mi E of Sycamore Canyon turnoff, along Ruby-Arivaca Road, within last 1 mile to lookout up Atascosa Trail, 31.42067 -111.16269, 1340m
UCR
Marcus E. Jones 22821B 1926-11-21
Mexico, Sinaloa, Mazatlan, Mazatlan, 23.2 -106.41667
UCR
Steve Boyd s.n. 1984-09-03
United States, Arizona, Pima, San Xavier Indian Reservation, south of Tucson, south side of Black Mountain, 32.06917 -111.05194, 838m
UCR
R.D. Worthington 30903 2002-01-06
United States, Puerto Rico, Luquillo Beach, 18.38167 -65.73417, 1m
UCR
Michael Johnson 2 2004-10-04
United States, Utah, Grand, Near Moab, around 4200 Spanish Valley Dr, 38.50939 -109.4725
UCR
Wendy C. Hodgson 3838 1985-09-10
United States, Arizona, Santa Cruz, Calabassas Picnic Area, 6.9 miles west of I-19 along Rte 289, 31.38614 -111.05864, 1216m
UCR
A.C. Sanders 5217 1984-08-31
United States, Arizona, Cochise, Banning Creek Canyon, c. 2.5 miles northwest of the tunnel at Bisbee on Hwy 80, below Juniper Flats, O.F. Clarke property, 31.5 -110, 1707m
UCR
J.H. Weber s.n. 1971-08-29
United States, Arizona, Yavapai, 0.9 mi south of Rte. 89A on road to State Hwy 69, 34.56592 -112.42289, 1616m
UCR
D.E. Bramlet 3234A 2002-04-17
United States, California, Riverside, MWD Lake Skinner Filtration plant, Auld Valley, 33.585 -117.07972, 421m
UCR
A.C. Sanders 11500 1991-09-19
Mexico, Colima, Comala, Rancho El Jabali, 20 km (airline) north of Colima. 1 km above the ranch headquarters on the road to Lago Epazote, 19.45167 -103.70833, 1250m
UCR
R.D. Worthington 8465 1982-06-06
Mexico, Tamaulipas, 10.5 rd. mi SW of Cd. Victoria, 2.8 mi NE of Balcon De Chihui, 22.6 rd. mi NE of Juamave
UCR
Carl B. Wolf 3071 1932-04-28
United States, California, Riverside, Chuckwalla Valley, 20 miles west of Blythe on Mecca road, 33.60833 -114.98333, 122m
UCR
Jon P. Rebman 18380 2009-10-18
Mexico, Baja California Sur, Mulege, east of Laguna San Ignacio, along the road to El Patrocinio, large riparian zone just northwest of Rancho El Paraje, 26.95911 -112.888, 115m
UCR
A.C. Sanders 11903 1991-11-08
Mexico, Colima, Comala, Rancho El Jabalí, 22 km (airline) NNW of Colima; the Colima/Jalisco line cuts through the ranch. Along main ranch road to Lago Epazote, between headquarters and the Lago Jabali turnoff., 19.45167 -103.705, 1250m
UCR
L. Vazquez V. 1121 1991-08-10
Mexico, Colima, Comala, Rancho El Jabali, 22 airline km north of Colima; Colima/Jalisco line passes through ranch; beside the road to Lago Epazote at the turnoff to Lago Jabali, 19.45167 -103.69667, 1350m
UCR
Suzanne Bell 194 1996-05-09
United States, California, San Diego, San Diego; 2700 block of Sports Arena Blvd, 32.74833 -117.19889
UCR
D.E. Bramlet 4298 2008-06-10
United States, California, San Bernardino, NE of Mentone, plateau above Santa Ana River, 50 m west of Emerald Ave. & 300 m north of Villers St./Tres Lagos Dr., 34.09394 -117.09528, 655m
UCR
R.D. Worthington 38071 2015-05-28
United States, Texas, Brewster, Terlingua Lodge in valley between Christmas Mountains and Whitehouse Mountain, 29.45181 -103.39261, 1113m
UCR
A.C. Sanders 11499 1991-09-19
Mexico, Colima, Comala, Rancho El Jabali, 20 km (airline) north of Colima. 1 km above the ranch headquarters on the road to Lago Epazote, 19.45167 -103.70833, 1250m
UCR
David J. Keil 32060 2013-11-05
United States, California, San Luis Obispo, campus of California Polytechnic State University, San Luis Obispo. Mount Bishop Rd northwest of intersection with Highland Dr. Roadside near Dairy Science complex, 35.30608 -120.67242, 100m
UCR
R.D. Worthington 30233 2000-09-03
United States, New Mexico, Otero, N tip where road into Dog Canyon passes, 32.28867 -104.97717, 1288m
UCR
E.J. Lott 3592 1991-05-14
Mexico, Jalisco, La Huerta, Rancho Cuixmala Lagoons along road to casa Jeanette, near Brignoni property line, 19.38333 -105.01667, 5m
UCR
A.C. Sanders 8645 1988-08-31
Mexico, Colima, Comala, Rancho El Jabali, 22 km. NNW of the city of Colima at the Jalisco state line near the Hacienda San Antonio. Along the road from ranch headquarters between Lago Jabali and Lago Epazote, 19.45 -103.68333, 1350m
UCR
Fred M. Roberts 6407 2006-08-24
United States, California, Riverside, Old Salt Creek drainage, Hemet at northwest corner of California Ave. and Marvin Hull Road, 33.77278 -117.03, 452m
UCR
R.D. Worthington 28755 1999-10-09
United States, New Mexico, Otero, Along US Hwy 54, c. 0.2 mile north of Tularosa, 33.0825 -106.02361, 1372m
UCR
T.R. Van Devender 93--307 1993-03-15
Mexico, Sonora, Gulf of California, Camahuiroa between Agiabampo and Las Bocas on the Gulf of California, 26.51667 -109.26667
UCR
James Henrickson 2380 1966-09-10
Mexico, Sonora, Pitiquito, c. 30 km SE of Caborca along Hwy 2, near marker K2360, 30.69528 -111.965
UCR
O.F. Clarke s.n. 2002-07-03
United States, Kansas, Douglas, Eudora, vicinity of Arvison residence, 38.94194 -95.09889, 262m
UCR
T.R. Van Devender 92--1088 1992-10-08
Mexico, Sonora, Huatabampo, Camahuiroa, between Agiabampo and Las Bocas, on Gulf of California, 26.52556 -109.27861, 1m
UCR
George K. Helmkamp 6005 2000-09-12
United States, Arizona, Cochise, west end of the city of Benson, along Hwy I-10, 31.96333 -110.34806, 1250m
UCR
S.L. Friedman 078--94 1994-03-17
Mexico, Sonora, Lucio Blanco vicinity; 4.5 km S Estación Luis on Mex. 15, 26.55 -109.13333, 50m
UCR
A.C. Sanders 10740 1991-03-20
Mexico, Colima, Comala, Rancho El Jabali, 22 km (airline) NNW of Colima; the Colima/Jalisco line cuts through the ranch. Around Lago Epazote, 19.44333 -103.68333, 1400m
UCR
R.D. Worthington 11151 1983-08-21
Mexico, Durango, Canatlan, 5.1 road mi. south of Donato Guerra, 7.7 road mi. north of junction of hwys 45 and 39., 24.58333 -104.66667, 1900m
UCR
R.D. Worthington 8964 1982-08-21
Mexico, Durango, Canatlan, Along Hwy 45 north of Durango, 5.6 road miles north of the junction with Hwy 39, 24.5 -104.66667, 1835m
UCR
T.R. Van Devender 92--930 1992-10-04
Mexico, Sonora, Alamos, Guirocoba [Huirocoba] crossing of Rio Cuchujaqui, 12.3 km (by air) S-SE of Alamos, 26.9375 -108.88333, 260m
UCR
Beecher Crampton 1570 1953-07-30
United States, California, Alpine, Summit of Carson Pass, 38.69419 -119.98819, 2651m
UCR
E.J. Lott 3537 1991-05-13
Mexico, Jalisco, La Huerta, Rancho Cuixmala, Cumbres 1. Along road through deforested area. In yard of Don Humberto’s compound, 19.51667 -104.93333
UCR
Jon P. Rebman 5670 1998-09-27
Mexico, Baja California Sur, Mulege, W of Mulege and south of ex-Mission de Guadalupe, at the E base of Cumbra de San Pedro, 26.89194 -112.39556, 600m
UCR
Claire Brey 050 1984-09-03
Mexico, Baja California (norte), Tecate, Mex. hwy 2, 33.3 mi E of Tecate, 32.50442 -116.09889, 1300m
UCR
Frank C. Vasek 660918--65 1966-09-18
United States, Arizona, Santa Cruz, Hwy 83, 4.7 miles east of Sonoita, 31.65833 -110.60389, 1509m
UCR
Arnold Tiehm 18284 2018-08-21
United States, Nevada, Mineral, Hawthorne, Hwy 95 at the turn to Whisky Flats RV Park, north of Safeway on the north side of town, 38.53736 -118.63286, 1311m
UCR
Raul Gutierrez 2828 2012-10-02
United States, Texas, Winkler, 0.35 mi east of Ranch Road 1218 along FM 874, 31.93675 -103.03931, 274m
UCR
Frank C. Vasek 660911--64 1966-09-11
United States, Arizona, Yavapai, 7.8 miles SW of Prescott on Hwy 89, 34.45417 -112.53333, 1646m
UCR
Frank C. Vasek 660917--10 1966-09-17
United States, Arizona, Cochise, Southwestern Research Station of the American Museum of Natural History, near Portal in Cave Creek Canyon, 31.88333 -109.20639, 1631m
UCR
Frank C. Vasek 660916--20 1966-09-16
United States, Arizona, Cochise, Foothills Rd, 1-3 miles north of Portal, 31.94722 -109.13667, 1488m
UCR
A.C. Sanders 9925 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; Yucatan Peninsula, 18.1 -89.05, 150m
UCR
Sim Oefinger Jr 306 1971-11-03
United States, Texas, Travis, McKinney Falls State Park, W of upper falls about 100’ up the road, 30.18111 -97.72556, 152m
UCR
Steve Morgan s.n. 1997-12-05
United States, California, Riverside, weed in the UCR Botanical Garden, E side of the UCR campus, south of the pond, near the Rutaceae section, in cell blocks J8 & K8.; Riverside, 33.96972 -117.31944, 396m
UCR
David Charlton 2437 1988-11-05
United States, Arizona, Pima, Hwy 85, c. 5 mi. SE of Ajo, 10.5 mi. north of Organ Pipe Cactus National Monument; Sonoran Desert, 32.33167 -112.78583, 457m
UCR
B.G. Pitzer 2553 1996-03-27
Mexico, Quintana Roo, Lazaro Cardenas, El Eden Ecological Reserve, c. 20 miles NW of Cancun. Field station “La Sabana” near center of Reserve; Yucatan Peninsula, 21.2085 -87.194, 6m
UCR
Robert A. Norris 6571 1993-10-03
United States, Georgia, Sumter, W side of Armory Dr, a few hundred yards north of Armory Bldg. and State hwy 30, Americus, 131m
UCR
R.D. Worthington 38741 2015-07-22
United States, New Mexico, Eddy, Whites City, 32.17655 -104.37778, 1128m
UCR
D.E. Bramlet 3021 2000-05-09
United States, California, Riverside, east of Perris, 1500 ft. west of San Jacinto River, 150 ft. south of San Jacinto Ave, 300 ft. west of Dunlap Dr., 33.78583 -117.19194, 432m
UCR
A.C. Sanders 26893 2003-06-12
United States, California, Riverside, Winchester, SE side of town between Simpson Ave. and Olive Ave, east of Hwy 79/Winchester Rd., 33.70333 -117.075, 450m
UCR
Stan C. Spencer s.n. 2000-10-20
United States, California, Riverside, Hemet, corner of Warren Rd. and Stetson Ave., 33.72917 -117.03278, 457m
UCR
R.D. Worthington 37986 2015-04-30
United States, Texas, Gillespie, 2 road miles southwest of Fredricksburg along Hwy 16 at roadside park at Nasse Creek, 30.225 -98.93495, 495m
UCR
A.C. Sanders 20095 1997-03-26
United States, California, Riverside, N edge of Temecula vinyard district, Borel Rd, 0.1 mi. west of turnoff to Lake Skinner; Lake Skinner area, 33.56667 -117.03333, 488m
UCR
W.A. Weber 19332 1997-09-07
United States, Colorado, Cheyenne, High plains, south of First View on Road 35, 38.69333 -102.515, 1250m
UCR
Sim Oefinger Jr 316 1971-11-03
United States, Texas, Travis, McKinney Falls State Park, near mill site on Onion Creek, 30.18417 -97.72417, 162m
UCR
E. Harvey s.n. 1991-01-10
Mexico, Yucatán, Progreso, 3 miles from Progreso on road from Merida, north of Merida; Yucatan Peninsula, 21.2275 -89.65722, 2m
UCR
George K. Helmkamp 7700 2002-09-19
United States, Arizona, Cochise, Texas Canyon, Dragoon Rd, 0.2 mile south of Exit 302 of Interstate-10, 32.04139 -110.09083, 1402m
UCR
Marcela Ruiz Guerrero 2017--513 2017-08-30
Mexico, Sinaloa, San Ignacio, Area de Protección de Flora y Fauna Meseta de Cacaxtla, Estero El 29, zona inundable y orilla del estero, 23.53089 -106.66497, 7m
UCR
R.E. Riefner, Jr. 06--447 2006-09-19
United States, California, Riverside, Temecula Valley, along I-15 Freeway near Temecula Creek, 33.47417 -117.13889, 301m
UCR
George K. Helmkamp 7687 2002-09-19
United States, Arizona, Cochise, northwest end of Willcox Playa, 0.2 mile southeast of Exit 336 off Hwy I-10, west of Willcox, 32.21833 -109.875, 1250m
UCR
James Merle Harper s.n. 1967-11-18
United States, California, Riverside, Riverside, residence at 4212 Locust Street, 33.98944 -117.37694, 256m
UCR
David J. Keil 16310 1982-09-03
United States, California, San Luis Obispo, Campus of Calif. Polytechnic State University next to Mathematics-Home Economics Building, 35.302 -120.66119
UCR
Henry M. Pollard s.n. 1972-09-19
United States, California, Santa Barbara, Santa Barbara, El Mirasol parking space on Santa Barbara Street near Micheltorena Street crossing, 34.42847 -119.70586
UCR
F.M. Reed 8688 1934-01-05
United States, California, San Bernardino, San Bernardino, Mrs. La Niece’s garden, 34.10833 -117.29167, 320m
UCR
John C. Roos 426 1937-08-30
United States, California, San Diego, La Mesa, 32.76778 -117.02222
UCR
John C. Roos s.n. 1965-09-16
United States, California, Riverside, San Jacinto, 33.78139 -116.96167
UCR
Helen Kennedy 5933 2005-02-22
Mexico, Quintana Roo, Solidaridad, S of Cancun at Rancho Santa Rosa, vicinity of Xpu-Ha Palace resort, 20.48278 -87.25083, 2m
UCR
John C. Roos s.n. 1965-10-10
United States, California, San Diego, Hwy 395, 0.1 mi south of the San Diego/Riverside county line, 33.43111 -117.14139, 351m
UCR
John C. Roos 4987 1950-09-16
United States, California, Los Angeles, Los Angeles, Santa Monica Blvd. at Midvale Ave., 34.04917 -118.43778, 61m
UCR
Marcela Ruiz Guerrero 2018--814 2018-03-06
Mexico, Sinaloa, San Ignacio, Area de Protección de Flora y Fauna Meseta de Cacaxtla. Estero El Pozole, transición con la marisma, 23.59628 -106.72411, 1m