ARIZ
350643 L. R. Landrum 8977 1997-04-23
United States, Arizona, Maricopa County, Buckeye, end of Wilson Ave. in Gila River bottom., 33.333333 -112.666667, 243m
ARIZ
45173 C. B. Carter 133 1926-07-00
United States, Arizona, Pima County, Road between El Paso and Tucson., 32.22167 -110.92583
ARIZ
10257 L. M. Pultz 1527 1944-10-09
United States, Arizona, Pinal County, Picacho Lake, 32.7267 -111.513, 457m
ARIZ
95882 C. W. McLellan 376 1935-04-23
United States, Arizona, Yuma County, Yuma, 32.7193 -114.643
ARIZ
163834 Mel Wilhelm s.n. 1967-07-27
United States, Arizona, Cochise County, San Simone River north of Bowie, 32.3265 -109.4876
ARIZ
375407 R. S. Felger 88-578 1988-12-13
Mexico, Sonora, Guaymas Municipio, 4.2 miles by dirt road inland (eastward) from shore at Chiinim (= Algodones) on road to Pótam; near sea level, 27.611111 -110.533333
ARIZ
373247 R. S. Felger 88-578 1988-12-13
Mexico, Sonora, Guaymas Municipio, 4.2 miles by dirt road inland (eastward) from shore at Chiinim (= Algodones) on road to Pótam; near sea level, 27.611111 -110.533333
ARIZ
349371 Amadeo M. Rea 1576 1989-04-14
United States, Arizona, Yuma County, Gila River at Roll Crossing, 32.716667 -114, 75m
ARIZ
383712 R. S. Felger 89-181 1989-03-15
Mexico, Sonora, Municipio de Guaymas; Kopas along the Rio Yaque, between Potam and Chiinim (=Algodones; on coast westward from Potam).
ARIZ
394123 Jon P. Rebman 13931 2007-09-12
United States, California, San Diego County, Sweetwater Reservoir: east of National City and south of La Presa; vicinity of wet marsh and meadow areas just northeast and upstream from the east end of the reservoir., 32.7061 -116.9731, 72m
ARIZ
405350 Jon P. Rebman 15606 2008-06-19
United States, California, San Diego County, Camp Pendleton Marine Corps Base; along North River Road, east of Stuart Mesa Road; along the northern edge of the Santa Margarita River in the southwestern portion of the base, 33.2415 -117.3846, 6m
ARIZ
407296 Jon P. Rebman 7526 2001-10-16
Mexico, Baja California, Ca. 10 miles W of San Ignacio River., 27.214167 -112.996667, 72m
ARIZ
R. S. Felger 07-3 2007-04-10
Mexico, Sonora, Hermosillo Municipio, Hermosillo-Kino Highway, 10.5 miles east of the shore at Bahía Kino., 28.82982 -111.83307, 15m
ARIZ
440882 Harpo Faust 4199 2021-11-08
Mexico, Baja California Sur, Mulegé, Volcán Tres Vírgenes, La Cuesta del Yaqui, Cañón Yaqui, about 3 km from top of canyon in palm oasis., 27.41389 -112.41673, 201m
UARK
UARK085039 Benjamin Carroll Tharp 43-869 1943-07-20
United States, Texas, Pecos, Tunis creek at east Escondido Springs.
DAV
Monica Bueno 12 1998-09-01
Mexico, Jalisco, Jalisco, Chamela-Cuixmala Biosphere Reserve. Cuixmala. Hwy Puerto Vallarta-Manzanillo, Km 45. Saltmarsh adjacent to mangrove forest at First Flag along main channel. Full sun, inundated soil. Pink fowers, tiny black seeds., 19.398583 -105.005722
DAV
DAV235038 Jake Ruygt 6744 2019-09-08
United States, California, Napa, Napa Marsh, CDFW Huichica Creek unit. Cuttings Wharf quad., 38.206722 -122.331944, 2m
DAV
DAV239934 Art Shapiro s.n. 2021-08-24
United States, California, Yolo, Davis; east edge of "The Cannery" development, ca. 0.4 mile north of Covell Boulevard., 38.5664 -121.7397, 9m
DAV
DAV202882 Ellen Dean 7990 2013-08-28
United States, California, Yolo, Yolo County: Eastern edge of the City of Woodland. Property owned by the City of Woodland. North of Gibson Road extension on E side of Pole Line Rd. (County Rd. 102); north of existing sewer plant in an area that once had evaporation ponds. Area was recently used as borrow pit for the raised soil slab that has been prepared for the Woodland- Davis water treatment plant construction project (for clean drinking water.) Borrow pit is just south of that slab., 38.663889 -121.718333
DAV
DAV203206 Ellen Dean 7990 2013-08-28
United States, California, Yolo, Yolo County: Eastern edge of the City of Woodland. Property owned by the City of Woodland. North of Gibson Road extension on E side of Pole Line Rd. (County Rd. 102); north of existing sewer plant in an area that once had evaporation ponds. Area was recently used as borrow pit for the raised soil slab that has been prepared for the Woodland- Davis water treatment plant construction project (for clean drinking water.) Borrow pit is just south of that slab., 38.663889 -121.718333
DAV
DAV199026 C. A. Toft 313 1980-04-01
United States, California, Inyo, Inyo County: Death Valley National Monument, west side of Road. Junction of 190., 36.455504 -116.867553
DAV
DAV208671 James H. Richards JR-OL-4 1992-09-14
United States, California, Inyo, Inyo County: north end of Owens Lake (dry) playa., 36.5166666666667 -117.983333333333, 1085m
DAV
DAV208672 James H. Richards JR-OL-5 1992-09-14
United States, California, Inyo, Inyo County: north end of Owens Lake (dry) playa., 36.5166666666667 -117.983333333333, 1085m
DAV
DAV218570 Robert E. Preston 3064 2016-08-02
United States, California, Tulare, Tulare County: 4.4 mi NW of Goshen, 0.5 mi W of Hwy 99, 0.7 mi N of Cross Creek., 36.405278 -119.466111, 83m
DAV
AHUC19340 Beecher Crampton 575 1950-05-13
United States, California, Merced, Merced County: Delhi. Railroad embankment in sandy soil.
DAV
AHUC36515 Beecher Crampton 8986 1973-07-12
United States, California, Solano, Solano County: Marsh north of Suisun Bay. 2 miles north of Teal., 38.2031 -122.07685
DAV
DAV139282 J. Wycoff s.n. 1997-08-01
United States, California, San Joaquin, San Joaquin County: North of the city of Modesto, east of hwy 99, near the intersection of Dodds and Van Allen roads, agricultural fields of Faria Dairy.
DAV
DAV132022 J. E. Sandoval 238 1995-10-15
United States, California, Merced, Merced Co.: Great Valley Grasslands State Park (encompasses the former Fremont Ford State Recreation Area). South of the town of Stevinson, 1 mi. south of Hwy 140 on Hwy 165., 37.3 -120.916666666667, 20m
DAV
DAV038179 Rimo Bacigalupi 8721 1962-08-13
United States, California, San Joaquin, San Joaquin County: Along base of Southern Pacific Railway embankment just south of crossing of Lathrop Road; just north of town of Lathrop., 5m
DAV
DAV017543 Jack Hall 45 1953-04-30
United States, California, Riverside, Riverside County: Desert Beach Resort, edge of Salton Sea., 33.5133 -115.9277
DAV
DAV021788 W. A. Harvey s.n. 1956-05-23
United States, California, Kings, Kings County: Lemoore Drainage Canal, along Southern Pacific tracks, 1.06 miles west of Highway 41 and 2 miles south of junction of Highway 41 and road cut of Lemoore.
DAV
DAV000040 P. B. Kennedy s.n. 1915-00-00
United States, California, Merced, Merced County: Los Banos., 37.058279 -120.849915
DAV
DAV000041 P. B. Kennedy s.n. 1915-00-00
United States, California, Merced, Merced County: Los Banos., 37.058279 -120.849915
DAV
DAV116178 L. P. Janeway 2572 1987-08-20
United States, California, Kings, Kings County: NE of Lenmore Naval Air Station and SW of BOGGS SLOUGH., 36.378056 -119.925, 62m
DAV
DAV127454 Kelly E. Lyons 14 1994-05-29
United States, California, Solano, Solano County: On Bird Island., 38.132988 -121.870941
DAV
DAV019492 Henry M. Pollard s.n. 1952-08-22
United States, California, Santa Barbara, Santa Barbara County: Laguna Blanca, Hope Ranch, near Santa Barbara., 34.431 -119.759
DAV
DAV029800 Malcolm A. Nobs 134 1948-07-15
United States, California, Merced, Merced County: east of Gustine, Big Water Club.
DAV
DAV177115 T. B. Salvato 45 2000-04-18
United States, California, Riverside, Riverside Co.: Coachella Valley: 50th St. ca 1 mi W of Filmore, 1.5 mi E of town of Coachella., 33.691667 -116.141667, 24m
DAV
DAV177143 A. C. Sanders 23186 1999-10-15
United States, California, Riverside, Riverside Co.: San Jacinto Valley: Mystic (San Jacinto) Lake, 1 mile W of Jackrabbit Trail on Gilman Springs Rd, 0.4 mi. W of Quail Lake Golf C. entrance, 2 mi. WNW of Eden Hot Spr., 33.9 -117.1, 436m
DAV
DAV036645 Don Seaman s.n. 1965-10-05
United States, California, Fresno, Fresno County: 1 mile west of Firebaugh.
UCR
Art Whistler s.n. 1966-08-11
Mexico, Sinaloa, Mazatlan, Along Hwy 15, coast at Mazatlan, 23.19861 -106.35833, 6m
UCR
UCR0101059 Barry A. Vittor s.n. 1966-03-25
United States, California, Riverside, Coachella Valley, Palm Island Estates, Hwy 111, 2 miles NW of Salton Sea State Park, 33.52139 -115.93917, -30m
UCR
UCR0101088 A.C. Sanders 635 1979-10-14
United States, California, San Bernardino, Baker, south of town on old lake bed near sewer ponds; Mojave Desert, 35.25806 -116.07472, 290m
UCR
UCR0101075 John C. Roos 6524 1955-07-24
United States, California, Inyo, south end Owens Lake, 0.5 mile east of Olancha, 36.28583 -117.99917, 1100m
UCR
UCR0101076 D.M. Kubly 007A 1984-05-17
United States, California, Inyo, West side of Owens Lake, east of Cottonwood Power Plant, 36.4425 -118.02333, 1100m
UCR
UCR0101090 D.M. Kubly 021 1984-05-14
United States, California, San Bernardino, Dale Dry Lake, east of Twentynine Palms; Mojave Desert, 34.13333 -115.71667, 367m
UCR
A.C. Sanders 2515 1982-04-02
Mexico, Sonora, Guaymas, San Carlos Bay, west of Guaymas, in a canyon 1 mile north of the bay near Cerro Los Algodones, along the road to Rancho La Manga, 27.96806 -111.0625, 92m
UCR
UCR0101112 Jon M. Stewart 86--17 1986-03-03
United States, California, Riverside, Chuckwalla Valley, east of Desert Center, Palen Sand Dunes; Colorado Desert, 33.70833 -115.17361, 131m
UCR
R.D. Worthington 14136 1986-05-25
United States, Texas, El Paso, Along the Rio Grande, at Vinton Road Bridge, south of Anthony, 31.95944 -106.60444, 1162m
UCR
UCR0101097 Michael Theroux 485 1982-07-08
United States, California, Kern, Kern River channel, 3 miles east of Lost Hills, north of Hwy 46 along levee, 35.6175 -119.64861, 76m
UCR
UCR0101111 Steve Boyd 1714 1986-04-19
United States, California, Riverside, Temescal Canyon, Warm Springs Valley, Alberhill Creek east of Nichols Road; Temescal Canyon, 33.70417 -117.35972, 366m
UCR
UCR0101013 Luman G. Ferrell 15 1970-05-15
United States, California, Imperial, 4 miles NW of Niland, off Hwy 111, 33.27 -115.57, -60m
UCR
UCR0101113 Steve Boyd 3549 1989-05-07
United States, California, Riverside, Vail Lake area, pond and freshwater marsh in Kolb Creek, just south of the lake, 33.48333 -116.97917, 442m
UCR
E. Harvey s.n. 1991-01-10
Mexico, Yucatán, Progreso, 3 miles from Progreso on road from Merida, north of Merida, 21.2275 -89.65722, 2m
UCR
UCR0101089 Maureen Hales Pendleton 77--01 1977-03-20
United States, California, San Bernardino, SE Mojave Desert, Ward Valley, Danby Dry Lake; Mojave Desert, 34.21361 -115.0925, 183m
UCR
Ma. Guadalupe Ayala 960 1986-10-06
Mexico, Jalisco, La Huerta, Camino a Playa Perula, a 17 km al NW de la Estacion de Biologia, Chamela; Chamela Bay region, 19.58611 -105.13389
UCR
E.J. Lott 3593 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
R.F. Thorne 58507 1985-02-02
Mexico, Baja California Sur, Mulege, Laguna San Ignacio. West side of laguna, at head of mangove estuary, 26.83333 -113.26667
UCR
A.C. Sanders 6366 1986-03-28
Mexico, Baja California Sur, Mulege, San Lucas, c. 12 miles south of Santa Rosalia, edge of bay at south side of Arroyo San Lucas, 27.22083 -112.21361, 2m
UCR
A.C. Sanders 9221 1989-09-04
Mexico, Sonora, Huatabampo, 1.25 km north of Huatabampito on the road to Maroncarit, c. 13 km (airline) SSE of Huatabampo; Rio Mayo region, 26.71667 -109.6, 5m
UCR
A.C. Sanders 8968 1988-12-17
Mexico, Sonora, Etchojoa, Paredoncito on Bahia Tobari, about 28 miles west of Navojoa, at the N edge of the village; Rio Mayo drainage, 27.06194 -109.91417, 1m
UCR
UCR0101110 Jon M. Stewart 852 1994-05-02
United States, California, Riverside, Coachella Valley. Thermal, Filmore Street and Avenue 66, 33.56917 -116.13, -55m
UCR
UCR0101077 Steve Boyd 8372 1994-09-29
United States, California, Riverside, Floodplain east of dike along San Jacinto River, west of Sedco Hills community, 33.64444 -117.30278, 381m
UCR
Peter W. Fritsch 1315 1992-03-13
Mexico, Baja California (norte), Ensenada, Bahia de Los Angeles, south shore; Bahia de Los Angeles, 28.88722 -113.51861
UCR
George K. Helmkamp 96--4--08 1996-01-22
Mexico, Sonora, Huatabampo, Estuary c. 1.5 miles north of Yavaros, 26.70667 -109.555, 1m
UCR
UCR0101058 Scott D. White 2467 1994-10-17
United States, California, Riverside, Murrieta Creek at Winchester Road bridge (Banana Avenue); Temecula Valley, 33.51667 -117.16667, 305m
UCR
UCR0101091 George K. Helmkamp 3095 1998-04-04
United States, California, San Bernardino, Dale Lake, 1.8 miles west of Iron Age Rd & 0.7 mile north of CA Hwy 62; Mojave Desert, 34.125 -115.70833, 366m
UCR
UCR0101011 Jon P. Rebman 3776 1996-10-28
United States, California, Imperial, Imperial Valley, near agricultural area at the Salton Sea and Lack Road, SE part of Salton Sea; Imperial Valley, 33.15 -115.64
UCR
Jon P. Rebman 4907 1998-03-11
Mexico, Baja California (norte), Ensenada, Along Hwy 1 just south of the road to Santa Rosalillita; Vizcaino Desert, 28.72083 -114.10667, 120m
UCR
UCR0101092 A.C. Sanders 23334 2000-04-19
United States, California, Orange, Bolsa Chica Lagoon, along dirt roads in oil field, east of Hwy 1, east of Bolsa Chica St.; Pacific Coast, 33.69167 -118.03333
UCR
UCR0101079 A.C. Sanders 23186 1999-10-15
United States, California, Riverside, Mystic (San Jacinto) Lake, 1 mile west of Jackrabbit Trail on Gilman Springs Rd, 0.4 mi. west of Quail Lake Golf C. entrance, 2 mi. WNW of Eden Hot Spring; San Jacinto Valley, 33.9 -117.1, 436m
UCR
UCR0101078 A.C. Sanders 23121 1999-09-26
United States, California, Riverside, Mystic (San Jacinto) Lake, 1.4 miles SE of Jackrabbit Trail on Gilman Springs Rd, 1.4 miles south of Eden Hot Spring; San Jacinto Valley, 33.86667 -117.05, 433m
UCR
UCR0101070 David Charlton 5622 1991-09-22
United States, California, Los Angeles, Piute Ponds, SW side of Rosamond Dry Lake, Edwards Air Force Base, 34.79167 -118.11667, 695m
UCR
UCR0101074 Mary DeDecker 2633 1971-05-16
United States, California, Inyo, c. 2 miles east of Black Rock Springs, 36.92861 -118.19603, 1159m
UCR
UCR0101080 A.C. Sanders 25687 2003-02-09
United States, California, Riverside, Coachella Valley, 84th Ave. east of Johnson St, near west edge of Salton Sea, 33.44083 -116.04444, -67m
UCR
UCR0101081 T.B. Salvato 45 2000-04-18
United States, California, Riverside, 50th St. c. 1 mi west of Filmore, 1.5 mi east of town of Coachella; Coachella Valley, 33.69167 -116.14167, -24m
UCR
Mitch Provance 8065 2003-12-28
Mexico, Baja California Sur, Todos Santos, Playa de El Pastor; a beach west of the town of Todos Santos, 23.44167 -110.24167
UCR
Mitch Provance 8082 2003-12-28
Mexico, Baja California Sur, Todos Santos, Playa de El Pastor; a beach west of the town of Todos Santos, 23.44167 -110.24167
UCR
UCR0101068 I.M. Johnston s.n. 1917-04-11
United States, California, Los Angeles, near Gardena, [Dominguez] Slough, 33.87583 -118.31222, 12m
UCR
UCR0101069 Julie A. Greene s.n. 1997-09-12
United States, California, Los Angeles, Long Beach area, intersection of Pacific Coast Hwy (CA Hwy 1) and Studebaker Road, near Long Beach Marina, 33.75833 -118.10833, 5m
UCR
UCR0101082 Chet McGaugh s.n. 2004-11-15
United States, California, Riverside, Coachella Valley, 1 mile south of Thermal, parcel bounded by Ave. 58 & Ave. 60 on the north and south and by Polk and Filmore on the west and east, between the airport and Whitewater River, 33.62472 -116.13861, -41m
UCR
George K. Helmkamp 7724 2002-09-19
United States, Arizona, Cochise, north end of Willcox Playa, 1.1 miles south of Willcox, 32.235 -109.81833, 1265m
UCR
L.A. McGill 5949 1994-09-14
United States, Arizona, Cochise, Willcox, Hwy 186 just east of town, NE of Willcox Playa, 32.24528 -109.81861, 1280m
UCR
Arnold Tiehm 13396 2000-08-31
United States, Nevada, Pershing, Lower Pitt-Taylor Reservoir, just east of the north end of Rye Patch Reservoir on the Humboldt River, 40.61019 -118.30589, 1265m
UCR
UCR0101093 Jon P. Rebman 9536 2003-09-30
United States, California, San Diego, Otay Mountain Ecological Reserve (CA Dept. of Fish & Game). SE of Otay Lake, c. 1 mile south of Otay Lakes Rd; around a small pond on E side of the reserve. Square: U14, 32.61639 -116.88722, 240m
UCR
UCR0101094 Jon P. Rebman 10435 2004-05-25
United States, California, San Diego, Rancho Jamul Ecological Reserve: west of Hwy. 94, south of Jamul & north of Otay Lakes Road; southwest part of reserve in a small dry pond just southwest of the old cement furnace, 32.66472 -116.86528, 215m
UCR
UCR0101067 Anuja Parikh 2014 2004-05-31
United States, California, Los Angeles, Newhall Ranch, along Santa Clara River (SCR sect. 1) at and below confluence of Potrero Canyon, 34.40472 -118.67972, 259m
UCR
UCR0101014 Suzanne Bell 227 1997-03-16
United States, California, Imperial, Squaw Lake, 32.89917 -114.47417, 56m
UCR
UCR0101010 John F. Green s.n. 2005-03-10
United States, California, Imperial, Salton Basin, transect along Coachella Canal right-of-way, between siphons 9 and 10, c. 4 miles NW of Niland, 33.28694 -115.49028
UCR
UCR0101085 R.E. Riefner, Jr. 05--648 2005-08-28
United States, California, Riverside, SE of Lake Elsinore toward Wildomar, Corydon Rd. at Union St., 33.61972 -117.30306, 394m
UCR
UCR0101084 Mitch Provance 6585 2005-05-17
United States, California, Riverside, Terra Cotta, Nichols Rd. Wetland at Alberhill Creek, c. 100 yards SE of the Durant RR siding, the site bordered along the NW by Pierce St. and on the N by Alberhill Creek, with Baker St. more or less bisecting the collection site, 33.70528 -117.36111, 396m
UCR
W.D. Wiesenborn s.n. 2006-04-24
United States, Arizona, La Paz, Cibola Island, Cibola National Wildlife Refuge, 33.30306 -114.69583, 66m
UCR
UCR0101095 Jon P. Rebman 15606 2008-06-19
United States, California, San Diego, Camp Pendleton Marine Corps Base, along North River Road, east of Stuart Mesa Road, along the northern edge of the Santa Margarita River in the southwestern portion of the base. Square: G5, 33.2415 -117.38461, 6m
UCR
UCR0101083 A.C. Sanders 37515 2010-03-22
United States, California, Riverside, Chuckwalla Valley, 2 miles ESE (98°) of Sidewinder Well, south end of Palen Dry Lake, SW of Palen Mtns., 33.72194 -115.19556, 129m
UCR
UCR0101064 A.C. Sanders 37520 2010-03-22
United States, California, Riverside, Chuckwalla Valley, 1.5 mi. SE of Sidewinder Well, south end of Palen Dry Lake, SW of Palen Mtns., 33.71583 -115.19889, 130m
UCR
UCR0101012 A.C. Sanders 37319 2010-02-20
United States, California, Imperial, Imperial Valley, 3 miles east of Holtville, north of Date City site, Highline Rd. at Kavanaugh Rd., 32.81139 -115.31083, 1m
UCR
UCR0101071 David Charlton s.n. 2009-09-07
United States, California, Los Angeles, Piute Ponds, Edwards Air Force Base, north of the spillway and 0.25 mi. south of Rosamond Dry Lake bed, 34.79361 -118.10861, 713m
UCR
Elizabeth Makings 3595 2010-11-24
United States, Arizona, Maricopa, Tempe, Rio Salado at intersection of Price Fwy and Hwy 202, 33.43639 -111.894, 362m
UCR
UCR0101087 Amber Swanson 407 2011-04-09
United States, California, San Bernardino, [Danby Lake] playa west of Cadiz Road, 34.21019 -115.05139, 181m
UCR
UCR0101063 Stephen J. Myers s.n. 2014-04-29
United States, California, Riverside, Coachella Valley, c. 1.2 mi. SE of Mecca at intersection of 68th St. and Johnson Ave., 33.55472 -116.05972, -60m