UCR
George K. Helmkamp 11749 2007-04-05
United States, California, Amador, along CA-49, 0.2 mile west of Amador City, 38.42056 -120.83028, 309m
UCR
George K. Helmkamp 17119 2011-04-01
United States, California, Colusa, Antelope Valley, along Maxwell-Sites Road, 1.8 miles southeast of Sites, 39.2975 -122.31083, 77m
UCR
George K. Helmkamp 17399 2011-05-26
United States, California, Nevada, southeast outskirts of of Grass Valley, Brunswick Road 0.2 mile northwest of the junction with Wood Rose Way, 39.20889 -121.01417, 846m
UCR
R.G. Swinney 9357 2008-07-24
United States, California, Los Angeles, Waterman Mountain, ski runway on east-facing slope, 34.34222 -117.93417, 2390m
UCR
George K. Helmkamp 18518 2012-02-03
United States, California, Stanislaus, junction of Sonora Road and Milton Road, 17 km NE (50°) of Escalon, 37.89472 -120.84694, 58m
UCR
P. Douglas HL-1330 1995-04-04
United States, California, Monterey, Fort Hunter Liggett Training Area 26, near west side of Salmon Creek Road ford of Nacimiento River, c. 4.2 air km south-southwest of Woodrow Reservoir, c. 5.0 air km west-northwest of Sycamore Reservoir, 35.85444 -121.20039, 300m
UCR
Jon P. Rebman 6155 2000-01-21
United States, California, San Diego, San Diego Urban Canyons, North Park/Golden Hill. Cedar Ridge Park area; canyon area along Hwy I-15, 32.7225 -117.1175, 150m
UCR
R.D. Worthington 35259 2008-07-07
United States, Puerto Rico, Jayuya, Hwy 143 at and along road to top of Cerro Punta, 1151m
UCR
George K. Helmkamp 13205 2008-03-22
United States, California, Calaveras, along CA-26 (joint with CA-12) 10.6 miles southwest of its junction with CA-49, 38.19639 -120.80111, 213m
UCR
George K. Helmkamp 14567 2009-04-22
United States, California, Placer, Forest Hill Road 1.9 mile east of its junction with CA-49 and the North and Middle Forks of the American River, 38.925 -121.01083, 399m
UCR
A.C. Sanders 30363 2005-06-02
United States, California, San Diego, Palomar Mtn, Plaisted Creek Ecological Reserve, NE of Rincon & Pauma Valley, between Plaisted Cr. and Hwy 76, SE lobe of reserve near residences abandoned in 1996, 33.30222 -116.90972, 701m
UCR
Scott D. White 14915 2022-09-02
United States, California, Riverside, Strawberry Creek watershed: Boy Scout Camp Emerson in Idyllwild; Bear Trap Canyon, 33.74167 -116.73333, 1555m
UCR
George K. Helmkamp 18714 2012-04-07
United States, California, San Joaquin, along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden, 38.06806 -120.99111, 52m
UCR
George K. Helmkamp 15818 2010-04-07
United States, California, San Joaquin, junction of CA-88 and CA-12, about 6 miles NE of Lockeford, 1.2 mi. NE of Clements, 38.19806 -121.06806, 40m
UCR
George K. Helmkamp 13213 2008-03-22
United States, California, Calaveras, 1.8 miles north of Burson via Burson Rd, at the junction of Comanche Parkway South and Pattison Way, 38.20222 -120.905, 122m
UCR
D.L. Banks 1494 1997-03-13
United States, California, Riverside, Vail Lake area, N and just south of Hwy 79; hills (burned in the Vail fire of May 1996) east of the Dripping Springs alcove and west of Vail Lake Marina Rd, 33.46667 -116.96667, 476m
UCR
Mitch Provance 2065 2000-06-24
United States, California, Riverside, Santa Ana River Wash, between the Market Street bridge and the 60 Fwy; Riverside, 34.00528 -117.38111, 244m
UCR
Duncan S. Bell 7372 2014-07-09
United States, California, San Bernardino, San Bernardino National Forest, Bighorn Mountains. Arrastre Creek in narrow section downstream from Horsethief Flat, at old dam area, 34.31908 -116.76211, 1431m
UCR
George K. Helmkamp 18712 2012-04-04
United States, California, Calaveras, along CA-26, 0.1 mile west of its junction with Milton Road, between Linden & Valley Springs, 38.105 -120.91, 67m
UCR
George K. Helmkamp 17183 2011-05-06
United States, California, Yuba, Camp Far West Road, 0.3 mile north of the junction with Hokan Lane, vicinity of Camp Far West Reservoir, 39.0575 -121.32306, 105m
UCR
Peter Rubtzoff 8625 1976-06-10
United States, California, El Dorado, Georgetown Divide; Blodgett Forest, “County Road” c. 0.1 mi. west of Headquarters Road junction, 38.91028 -120.66278, 1311m
UCR
Terry J. O’Brien s.n. 1999-07-00
United States, California, Contra Costa, eastern Richmond along boundary with El Cerrito, Mira Vista Park, adjacent to Mira Vista School, 37.9375 -122.32167, 91m
UCR
Peter Rubtzoff 7767 1974-07-24
United States, California, El Dorado, Georgetown Divide; Blodgett Forest, “County Road” c. 0.2 mi. west of Headquarters Road junction, 38.91028 -120.66278, 1311m
UCR
Jon P. Rebman 6622 2000-05-02
United States, California, San Diego, Miramar Training Area #2. East Side, 32.88861 -117.03694, 300m
UCR
B.G. Pitzer 3649 1998-03-15
United States, California, San Diego, San Onofre State Beach, top of bluffs just south of the Orange County line, 33.38306 -117.58361, 6m
UCR
T.B. Salvato 7820 2013-09-11
United States, Ohio, Franklin, city of Columbus, Adena Brook, east end of Overbrook Ravine Park, west of Indianola Ave. at Overbrook Drive, 40.04694 -83.00111, 250m
UCR
Peter Rubtzoff 4406 1960-05-22
United States, California, Sonoma, Laguna de Santa Rosa, east of Graton, between Occidental and Guerneville roads, 38.44139 -122.84333, 15m
UCR
Peter Rubtzoff 4807 1962-05-05
United States, California, Sonoma, Fife Creek Marsh, 38.51861 -122.99806
UCR
A.C. Sanders 29338 2005-04-08
United States, California, Los Angeles, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente, 33.73889 -118.39944, 2m
UCR
A.C. Sanders 29674 2005-04-22
United States, California, San Diego, Batiquitos Lagoon Ecological Reserve, north side of lagoon, east of the I-5 Fwy, along the trail past the nature center, 33.0925 -117.29028
UCR
George K. Helmkamp 10461 2006-05-18
United States, California, El Dorado, S side of Peavine Ridge; along Meadow Canyon Road, 3.4 mi. west of its junction with Ice House Canyon Road (N of US Hwy 50 and SSE of Union Valley Reservoir), 38.78083 -120.48694, 1189m
UCR
Peter Rubtzoff 4823 1962-05-11
United States, California, Sonoma, Laguna de Santa Rosa, east of Cunningham, near Llano Road, 38.38556 -122.76889, 23m
UCR
Peter Rubtzoff 4838 1962-05-25
United States, California, Sonoma, Laguna de Santa Rosa area, northeast of Graton, near the Laguna Road, 38.45694 -122.84667, 21m
UCR
Steven A. Junak SR--928 1999-04-30
United States, California, Santa Barbara, Santa Rosa Island, at South Point, 33.898 -120.10953, 12m
UCR
Peter Rubtzoff 4911 1962-06-13
United States, California, Sonoma, Freestone Marsh, 38.37806 -122.925, 79m
UCR
John F. Green 0408--49 2008-04-16
United States, California, Riverside, SSE of Romoland, powerline route north of McLaughlin Rd, between Palomar and Dawson roads, 33.73611 -117.16944, 439m
UCR
T.R. Van Devender 93--332 1993-03-16
Mexico, Sonora, In the Alameda in Alamos, 29.025 -108.9375, 380m
UCR
George K. Helmkamp 10481 2006-05-19
United States, California, El Dorado, Lake Oaks mobile home park; corner of Pleasant Valley Road and Patterson Drive, Diamond Springs., 38.68806 -120.83056, 537m
UCR
Mitch Provance 1182 1999-05-07
United States, California, San Bernardino, Santa Ana River Wash, 0.25 to 0.75 miles NE of the Riverside Ave. crossing [= North Main St. in Riverside Co.]; Santa Ana River Wash, 34.02972 -117.36111, 244m
UCR
D.E. Bramlet 1096 1982-05-17
United States, California, Los Angeles, Walnut, 30 acre parcel near intersection of La Puente Rd. and Lemon Ave, along Lemon Creek, 34.02222 -117.86556, 174m
UCR
George K. Helmkamp 14681 2009-05-12
United States, California, El Dorado, Lake Oaks Mobile Home Park, Diamond Springs, 38.68722 -120.83028, 530m
ASU:CCH
ASU0302706 K. Pettit 24 2002-11-30
USA, Arizona, Pima, Mt. Lemmon, 3 miles downhill from Summer Haven., 32.44 -110.73
USU:UTC
UTC00115797 J Mitchell 1953-06-09
United States, New Mexico, Grant, Redstone, 32.937 -108.197, 2217m
USU:UTC
UTC00212082 T John 1115 1993-07-10
United States, Idaho, Cassia, Albion Mountains; roadside and pastures near Almo Creek; east line sec 16, 1563m
USU:UTC
UTC00188367 T Stockton; DR Dewey 1983-06-15
United States, Utah, Cache, CULTIVATED ; Paradise Farm
USU:UTC
UTC00207426 D Soblo 383 1987-05-08
United States, South Carolina, Berkeley, Old Santee Canal State Park ; Field west of filled in canal, 6m
USU:UTC
UTC00244981 John Green s.n. 2005-05-04
United States, California, Riverside, Perris-Aguanga Region: SE corrner Markham St. and Day St, Mead Valley area, 2-3 mi SW of March Air Reserve Base (Steele Peak 7.5 'Q), 33.8508333 -117.2775
USU:UTC
UTC00244983 A. C. Sanders w/ Mark A. Elvin 26940 2003-06-18
United States, California, Los Angeles, Santa Susana Mountains: along road on crest of range from Salt Canyon, north of head of El Toro Canyon, Newhall Ranch (Simi Valley East 7.5 Q.:), 34.3519444 -118.6455556, 853m
USU:UTC
UTC00074645 AH Holmgren; E Packer 3536 1944-07-10
United States, Utah, Cache, North Logan, 1426m
USU:UTC
UTC00279749 George K. Helmkamp 22622 2014-03-21
United States, California, Sutter, 2.8 miles WSW (257°) of Sutter, along CA-20 at the junction with Morehead Rd., 39.150278 -121.804722, 11m
USU:UTC
UTC00259432 J.P. Gebhardt 17 1966-08-09
Canada, Saskatchewan, 'Persian darnel' Regina, 29th St, east of Highway #1 bypass.
USU:UTC
UTC00207439 JS Angerman 1984-05-02
United States, South Carolina, Aiken, Morton Street Residence
USU:UTC
UTC00278341 George K. Helmkamp 20607 2013-05-17
United States, California, Amador, Stony Creek Road, 3.6 miles southwest of Jackson, 38.335 -120.82444, 293m
USU:UTC
UTC00130248 SW Leonard; J Hackney 3181 1970-05-13
United States, North Carolina, Wake, Apex
USU:UTC
UTC00242909 Thad Box 194 1958-06-07
United States, Texas, San Patricio, 9 miles northeast of Sinton, Texas. Exclosure, Welder Wildlife Refuge., 28.1080556 -97.3775
USU:UTC
UTC00242910 Thomas Jensen 159 1960-06-14
United States, Utah, Box Elder, Airport near Lucin., 41.3622222 -113.8425, 1341m
USU:UTC
UTC00266373 George K. Helmkamp 18537 2012-02-09
United States, California, Glenn, Sacramento Valley: Norman Road/ Rd. 68, 0.4 mile W of the Colusa County line, beside the Sacramento National Wildlife Refuge, 39.4075 -122.144722, 24m
USU:UTC
UTC00123873 AA Beetle R-543 1968-04-27
ITALY, Civitiveccia
USU:UTC
UTC00228407 M.L. Fernald 12251 1940-07-13
United States, Virginia, Richmond City, Waste places and railroad ballast Richmond, 37.5537575 -77.4602617
USU:UTC
UTC00058558 FL Pickett 324 1915-05-28
United States, Washington, Whitman, Pullman: W.S.C. campus, 792m
USU:UTC
UTC00075607 HM Pollard
United States, California, Ventura, Ojai Valley
USU:UTC
UTC00093834 LC Anderson 745 1957-06-07
United States, Utah, Washington, Zion National Park ; South campgrounds 1 mile north of Springdale, 1219m
USU:UTC
UTC00141872 LM Shultz; L Thomas 1686 1975-06-10
United States, Oklahoma, Lincoln, Stillwater south of, 183m
USU:UTC
UTC00256016 Walter Fertig 23185 2007-05-30
United States, Arizona, Coconino, Kaibab Plateau: ca 0.1 miles E of AZ Hwy 67 ca 10 road miles S of Jacob Lake and ca 17 air miles N of Grand Canyon National Park, 36.588252 -112.158523, 2530m
USU:UTC
UTC00245010 Walter Graves 502-13 2002-05-15
United States, California, Riverside, Riverside : grown at U.C. R. in Agricultural Operations Fields (Riverside East 7.5' Q.), 33.9666667 -117.3333333, 305m
USU:UTC
UTC00245011 Walter Graves 502-14 2002-05-15
United States, California, Riverside, Riverside: grown at U. C. R. in Agricultural Operations Fields ( Riverside East 7.5' Q.), 33.9666667 -117.3333333, 305m
USU:UTC
UTC00278344 George K. Helmkamp 20626 2013-05-17
United States, California, Calaveras, Poloma Road at its junction with Cosgrove Creek Road, 3 miles NE (30°) of Valley Springs, 38.23167 -120.80083, 279m
USU:UTC
UTC00245012 Walter Graves 502-15 2002-05-15
United States, California, Riverside, Riverside: grown at U. C. R. in Agricultural Operations Fields (Riverside East 7.5 Q.), 33.9666667 -117.3333333, 305m
USU:UTC
UTC00245013 Walter Graves 502-18 2002-05-15
United States, California, Riverside, Riverside: grown at U.C.R. in Agricultural Operations Fields, 33.58 -117.2, 305m
USU:UTC
UTC00245014 Walter Graves 502-20 2002-05-15
United States, California, Riverside, Riverside: grown at U.C.R. in Agricultural Operations Fields, 33.58 -117.2, 305m
USU:UTC
UTC00201707 AE Brant; BK Holst; et al. 621 1985-06-18
United States, Missouri, Pike, Clarksville; corner of Wilber and State Route, 146m
USU:UTC
UTC00150995 TK Boshe 41 1977-02-18
United States, New Mexico, Dona Ana, West Picacho Street; tennis court [no town stated], 1067m
USU:UTC
UTC00201708 AE Brant; BK Holst 617 1985-06-15
United States, Missouri, Lincoln, Elsberry: within city limits. [SW 1/4 Sur. 1706; not sure what last part means. No evident statement of section], 137m
USU:UTC
UTC00230653 Barbara L. Wilson 6069 1993-07-05
United States, Oregon, Multnomah, Linnton area of Portland; east of NW Front Avenue at 11th Avenue., 45.6013889 -122.7858333, 30m
USU:UTC
UTC00232642 Sandy Long 1085 2000-07-23
United States, Utah, Tooele, Open Reventment Area., 40.5358333 -112.3588889
USU:UTC
UTC00234018 A.A. Heller 11420
United States, California, Butte, 8 miles north of Oroville, 2m
USU:UTC
UTC00249546 Richard M. Straw 3616 1999-07-07
United States, Oregon, Jackson, Near summit of Fredenburg Butte., 42.584556 -122.55
USU:UTC
UTC00161837 LO Gaiser 2800 1960-08-23
CANADA, Ontario, Lambton, Sarnia outskirts along highway to bridge to U.S.A. just before reaching Murphy Road, 186m
USU:UTC
UTC00271159 T. C. Fuller 19972 1973-05-10
United States, California, San Joaquin, Plant Materials Center, Soil Conservation Service, U. S. Dept. of Agriculture, Elliott Rd, 1.5 mi. N of Lockeford
USU:UTC
UTC00093177 LC Anderson 659 1957-05-31
United States, Utah, Cache, Logan Utah State University Campus; south of Rural Arts Building, 1457m
USU:UTC
UTC00266194 Nick Page 2001-06-12
Canada, British Columbia, Cape Scott Provincial Park; Cape Scott, Guise Bay, 50.773114 -128.410108, 1 - 7m
USU:UTC
UTC00123930 A.A. Beetle R-461 1968-04-18
Croatia, Dubrovnik-Neretva, Dubrovnik
USU:UTC
UTC00123931 AA Bettle R-473 1968-04-22
ITALY, Between Padua and Verona
USU:UTC
UTC00150371 NW Hooven III 50 1974-04-25
United States, Maryland, Prince George's, Beltsville Chrryhill Road Hopkins Farm, 30 - 46m
USU:UTC
UTC00080403 AH Holmgren; E Packer 3536 1944-07-10
United States, Utah, Cache, North Logan; pasture experimental plots
USU:UTC
UTC00219369 S Popovich; S Weiss 4892 1995-06-17
United States, Idaho, Twin Falls, Hagerman Fossil Beds National Monument Snake River Plain along Snake River ca 2.8 air-km WNW from center of Hagerman., 862m
USU:UTC
UTC00093220 LC Anderson 745 1957-06-07
United States, Utah, Washington, Zion National Park ; South campgrounds 1 mile north of Springdale, 1219m
USU:UTC
UTC00245045 G. K. Helmkamp, E. A. Helmkamp 9215 2005-03-25
United States, California, San Luis Obispo, Outer South Coast Ranges: Santa Lucia Wilderness; Hi Mountain Road, 6.7 miles ENE of Lopez Lake near Salt Creek (Caldwell Mesa 7.5' Q.:)., 35.2133333 -120.37, 399m
USU:UTC
UTC00206346 C Crisafulli 1987-09-08
United States, Washington, Skamania, Mt. St. Helen National Monument ; 31 mi south of Randle on USFS Rd. 94 (Smith Creek Ridge), 46.2666667 -122.0833333, 1062m
USU:UTC
UTC00093691 LC Anderson 813 1957-07-02
United States, Washington, Pierce, Fort Lewis Military Reservation ; unspecified, 91 - 110m
USU:UTC
UTC00219644 Andreas Leidolf; John R. MacDonald; Timothy J. Nut 0414 1994-06-26
United States, Mississippi, Oktibbeha, Soybean field along gravel road off highway 82 approximately 1 mile northeast of Mississippi State University., 33.333 -88.917
USU:UTC
UTC00289316 S.L. Hatch 8739 2005-03-11
United States, Mississippi, Adams, Natchez Trace Park, Site number = 122; Mile Marker = 10/11, 153m
USU:UTC
UTC00245052 Walter Graves 502-25 2002-05-15
United States, California, Riverside, Riverside: grown at UCR in Agricultural Operations Fields (Riverside East 7.5' Q.:)., 33.9666667 -117.3333333, 305m
USU:UTC
UTC00289315 N.M. Phillips 785 2005-03-14
United States, Mississippi, Lee, Site 85. Between mile markers 266 and 267, 92m
USU:UTC
UTC00245054 Walter Graves 502-12 2002-05-15
United States, California, Riverside, Grown at U.C. R. in Agricultural Opeations Fields, 33.58 -117.2, 305m
USU:UTC
UTC00245055 Walter Graves 602-9
United States, California, Riverside, Grown at U.C. R. in Agricultural Opeations Fields, 33.58 -117.2, 305m
USU:UTC
UTC00245056 Walte Graves 602-1 2002-06-11
United States, California, Riverside, Grown at U.C. R. in Agricultural Opeations Fields, 33.58 -117.2, 305m
USU:UTC
UTC00245057 Walter Graves 602-2 2002-06-11
United States, California, Riverside, Grown iat U.C.R. in Agricultural Operations Fields, 33.58 -117.2, 305m
USU:UTC
UTC00289313 N.M. Phillips 329 2004-08-19
United States, Tennessee, Davidson, Natchez Trace Park, Site number = 1; Mile Marker =442
USU:UTC
UTC00278330 George K. Helmkamp 20204 2013-03-26
United States, California, Calaveras, Milton, Jenny Lind Road (Milton Rd.), 7.4 miles south of its junction with CA-26, 38.03306 -120.85222, 120m