Search Results — 837 specimen records retrieved (810 records with coordinates)
Results for search: County=RIVERSIDE; Source=All; Collector=Clark;   

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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC133212  Pellaea andromedifolia O. F. Clarke 2002-3-15 s.n. Riverside San Jacinto Mtns.: Brown Creek drainage just above the confluence with Twin Pines Creek, near the old Cabazon-Idyllwild Rd. 915 Comment
  CAS-BOT-BC135109  Phoradendron californicum Walton H. Clark 1926-6-1 s.n. Riverside Indio Comment
  CAS-BOT-BC143217  Cyperus albostriatus O. F. Clarke 2006-4-25 s.n. Riverside Peninsular Range: Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  CAS-BOT-BC167207  Diplotaxis muralis O. F. Clarke 2002-5-1 s.n. Riverside Riverside; UCR Botanical Garden 351 Comment
  CAS-BOT-BC191701  Chorizanthe brevicornu var. brevicornu H. Walton Clark 1926-6-1 s.n. Riverside Indio Comment
  CAS-BOT-BC219552  Pholisma arenarium James N. Clark 1926-5-16 s.n. Riverside Near Gold Coin Mine Comment
  CAS-BOT-BC224601  Cuscuta californica var. papillosa H. Walton Clark 1926-6-1 s.n. Riverside Indio Comment
  CAS-BOT-BC257568  Eriogonum inflatum H. Walton Clark 1926-6-1 s.n. Riverside Indio Comment
  CAS-BOT-BC293818  Deinandra fasciculata H. Walton Clark 1926-6-1 s.n. Riverside Indio Comment
  CAS-BOT-BC300505  Eucommia ulmoides O. F. Clarke 2004-4-1 s.n. Riverside Peninsular Range: Riverside; UCR Botanical Garden 412 Comment
  CAS-BOT-BC300507  Rondeletia amoena O. F. Clarke 2003-5-1 s.n. Riverside Peninsular Range: Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  CAS-BOT-BC300508  Pentas O. F. Clarke 2007-10-15 s.n. Riverside Peninsular Range: Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  CAS-BOT-BC300509  Euphorbiaceae O. F. Clarke 2004-3-19 s.n. Riverside Peninsular Range: Riverside; UCR Botanical Garden 412 Comment
  CAS-BOT-BC300510  Correa O. F. Clarke 2008-1-3 s.n. Riverside Peninsular Range; foothills of Box Springs Mtns.: Riverside, Watkins Drive 351 Comment
  CAS-BOT-BC30910  Acamptopappus sphaerocephalus Howard Walton Clark 1926-6-1 s.n. Riverside Indio Comment
  CAS-BOT-BC31024  Bolboschoenus maritimus Howard Walton Clark 1926-6-1 s.n. Riverside Indio. Comment
  CAS-BOT-BC326540  Pluchea sericea H. Walton Clark 1926-6-1 s.n. Riverside Indio Comment
  CAS-BOT-BC332724  Mercurialis annua O. F. Clarke 2011-2-27 s.n. Riverside Peninsular Range: Riverside. O.F. Clarke residence, 266 Frost Court, east edge of UCR campus 365 Comment
  CAS-BOT-BC332725  Mercurialis annua O. F. Clarke 2011-4-10 s.n. Riverside Peninsular Range: Riverside. O.F. Clarke residence, 266 Frost Court, east edge of UCR campus 365 Comment
  CAS-BOT-BC334201  Euphorbia heterophylla O. F. Clarke 2005-9-24 s.n. Riverside Peninsular Range: Riverside. O.F. Clarke residence, 266 Frost Court, east edge of UCR campus 351 Comment
  CAS-BOT-BC334202  Crinodendron patagua O. F. Clarke 2007-6-3 s.n. Riverside Peninsular Range: Riverside. O.F. Clarke residence, 266 Frost Court, east edge of UCR campus 351 Comment
  CAS-BOT-BC334203  Eysenhardtia O. F. Clarke 2010-1-29 s.n. Riverside Peninsular Range: Riverside. O.F. Clarke residence, 266 Frost Court, east edge of UCR campus 351 Comment
  CAS-BOT-BC334204  Dalea O. F. Clarke 2010-2-20 s.n. Riverside Peninsular Range: Riverside. O.F. Clarke residence, 266 Frost Court, east edge of UCR campus 351 Comment
  CAS-BOT-BC334466  Ranunculus muricatus O. F. Clarke 2010-4-16 s.n. Riverside Peninsular Range: Riverside. O.F. Clarke resience, 266 Frost Court, east edge of UCR campus 350 Comment
  CAS-BOT-BC375496  Stephanomeria exigua subsp. exigua H. Walton Clark 1926-6-1 s.n. Riverside Indio Comment
  CAS-BOT-BC518747  Ambrosia confertiflora O. F. Clarke 2009-11-26 s.n. Riverside Peninsular Range: Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  CAS-BOT-BC520432  Fumaria officinalis O. F. Clarke 2004-3-13 s.n. Riverside Peninsular Range: Riverside: O.F. Clarke residence, 266 Frost Court, E edge of UCR campus 350 Comment
  CAS-BOT-BC536070  Senecio O. F. Clarke 2003-12-29 s.n. Riverside Peninsular Range: Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 350 Comment
  CAS-BOT-BC539369  Acer circinatum O. F. Clarke 2003-6-10 s.n. Riverside Peninsular Range: Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 350 Comment
  CAS-BOT-BC85409  Juniperus californica W. D. Clark; G. Owens 1986-11-30 1742 Riverside 17 miles W of Rte. 74 & Rte. 111 junction on Rte. 74 at the Pinyon Flat Campground Comment
  CAS-BOT-BC90101  Artemisia annua O. F. Clarke 1998-9-22 s.n. Riverside Box Springs Mtns. foothills, in the yard at 266 Frost Court, just east of UCR (Riverside EAst 7.5' Q.) 396 Comment
  CDA1760  Bothriochloa ischaemum O. F. Clarke 1967-7-6 C 670706 -1 Riverside At Clarke residence, 1012 Spruce Street, Riverside. 0 Comment
  CDA3367  Anredera cordifolia O. F. Clarke 1979-10-7 s.n. Riverside North of 1012 Spruce Street, Riverside. Comment
  CDA36020  Solanum O. F. Clarke 2002-3-9 s.n. Riverside Peninsular Range; Riverside; UCR Botanical Garden Comment
  CDA36021  Solanum O. F. Clarke 2004-6-1 s.n. Riverside Peninsular Range; Riverside; UCR Botanical Garden Comment
  CDA3683  Diplotaxis muralis O. F. Clarke 2002-5-1 s.n. Riverside UCR Botanical Garden, Riverside. Comment
  CDA3871  Sisymbrium erysimoides O. F. Clarke 1974-11-25 Riverside 0 Comment
  CDA39524  Melasphaerula ramosa O. F. Clarke 2006-4-4 s.n. Riverside University of California, Riverside. Botanic Garden. Comment
  CLARK-A1528-1056  Alternanthera repens Oscar F. Clarke 1964-6-20 525 Riverside Riverside Comment
  CLARK-A1528-1212  Solanum auriculatum Oscar F. Clarke 1964-6-20 522 Riverside Riverside Comment
  CLARK-A1528-175  Brickellia desertorum Oscar F. Clarke 1969-10-8 Riverside Riverside Comment
  CLARK-A1528-190  Chrysothamnus paniculatus Oscar F. Clarke 1969-11-10 Riverside Palm Springs Station Comment
  CLARK-A1528-217  Filago californica Oscar F. Clarke 1952-4-17 Riverside Riverside 396 Comment
  CLARK-A1528-222  Gnaphalium microcephalum Ken F. Clarke 1971-9-7 Riverside Jurupa Comment
  CLARK-A1528-233  Haplopappus palmeri Oscar F. Clarke 1969-10-14 Riverside University of California Comment
  CLARK-A1528-246  Helianthus tuberosus Oscar F. Clarke 1969-9-28 Riverside Riverside Comment
  CLARK-A1528-280  Pluchea purpurascens Ken F. Clarke 1971-9-7 Riverside Santa Ana River Comment
  CLARK-A1528-289  Santolina chamaecyparissus Oscar F. Clarke 1973-5-29 OO 112 Riverside Riverside 274 Comment
  CLARK-A1528-300  Stylocline gnaphaloides Oscar F. Clarke 1952-4-17 Riverside Riverside 396 Comment
  CLARK-A1528-312  Xanthium strumarium var. canadense Ken F. Clarke 1971-9-7 Riverside Riverside Comment
  CLARK-A1528-317  Catalpa speciosa Oscar F. Clarke 1968-5-21 Riverside Hemet Comment
  CLARK-A1528-344  Brassica geniculata Ken F. Clarke 1971-8-11 Riverside Riverside Comment
  CLARK-A1528-3921  Mirabilis bigelovii Lloyd Clark 1965-4-17 Riverside Whitewater Canyon 609 Comment
  CLARK-A1528-406  Chenopodium ambrosioides Ken F. Clarke 1971-9-7 Riverside Riverside Comment
  CLARK-A1528-414  Monolepis nuttalliana Oscar F. Clarke 1970-9-24 Riverside Riverside Comment
  CLARK-A1528-508  Melilotus albus Ken F. Clarke 1971-9-7 Riverside Riverside Comment
  CLARK-A1528-511  Melilotus albus Ken F. Clarke 1971-9-7 Riverside Riverside Comment
  CLARK-A1528-572  Marrubium vulgare Ken F. Clarke 1971-8-11 Riverside Box Springs Mountain Comment
  CLARK-A1528-6667  Ludwigia peploides Ken F. Clarke 1971-9-7 Riverside Santa Ana River Comment
  CLARK-A1528-667  Ludwigia peploides Ken F. Clarke 1971-9-7 Riverside Santa Ana River Comment
  CLARK-A1528-67  Hordeum leporinum Oscar F. Clarke, C. M. Flanagan 1973-3-13 OO 118 Riverside US 274 Comment
  CLARK-A1528-831  Salix gooddingii Oscar Clarke 1971-3-31 Riverside Riverside Comment
  CLARK-A1528-834  Salix Ken F. Clarke 1971-9-7 Riverside Riverside Comment
  CLARK-A1528-835  Populus fremontii Ken F. Clarke 1971-9-7 Riverside Riverside Comment
  CLARK-A1528-837  Ribes speciosum Robert A. Clark 1966-3-19 2-31966 Riverside Corona Comment
  CLARK-A1528-898  Solanum douglasii Ken F. Clarke 1971-8-11 Riverside Box Springs Mountains Comment
  CLARK-A1528-899  Datura meteloides Ken F. Clarke 1971-8-11 Riverside Riverside Comment
  CSUSB1008  Abutilon theophrasti Oscar F. Clarke 1967-6-9 Riverside O.F. Clarke residence, Spruce Street, in city of Riverside. Comment
  CSUSB1075  Abronia villosa Robert A. Clark 1966-3-5 3566 2 Riverside Mecca rural; 2 miles east of Mecca on State Highway 195 on marginal agricultural land adjacent to Creosote bush scrub. -57 Comment
  CSUSB1312  Plantago insularis Robert A. Clark 1966-3-5 3566 3 Riverside Mecca rural; 2 miles east of Mecca on State Highway 195 on marginal agricultural land adjacent to Creosote bush scrub. -57 Comment
  CSUSB1368  Cercocarpus minutiflorus Oscar F. Clarke, Andrew C. Sanders, D. Vossler 1975-7-23 Riverside Santa Ana Mountains Santa Ana Mountains, west of Murrieta on the side of a canyon along Tenaja Road, at elevation 1800 feet (just below Mesa De Burro). 548 Comment
  CSUSB137  Phacelia crenulata R. A. Clark 1966-3-5 3566 6 Riverside 5 miles east of Mecca, Ca., on State Highway 195, on man-made dike. -57 Comment
  CSUSB317  Larrea tridentata Robert A. Clark 1966-3-5 3566 4 Riverside Mecca rural; 2 miles east of Mecca on State Highway 195 on marginal agricultural land adjacent to Creosote bush scrub. -57 Comment
  CSUSB548  Draba cuneifolia O. F. Clark 1966-2-3 S. N. Riverside In the Box Springs Mountians east of the east end of Box Springs road 304 Comment
Read comments
Jun 4 2012
  CSUSB919  Salix lasiandra Oscar F. Clarke, M. Alexander 1971-3-31 Riverside Santa Ana River Santa Ana River bottom, in (city of) Riverside. Union Pacific Bridge. Comment
  CSUSB946  Coronopus didymus Oscar F. Clarke, James K. Ryan 1969-5-28 Riverside City of Riverside. Yard of 1021 Spruce Street, growing as weed. 335 Comment
  HSC83355  Eschscholzia minutiflora Curtis Clark 1976-4-13 526 Riverside Mecca-Joshua Tree Rd., 7 mi. SW of junction with Hwy. 10 244 Comment
  IRVC26137  Malus sylvestris O. F. Clarke 1968-10-3 s.n. Riverside University of California, Riverside Comment
  OBI32610  Rumex conglomeratus O. F. Clarke 1972-5-28 s.n. Riverside Residence of O.F. Clarke, 1012 Spruce St, Riverside Comment
  OBI32627  Salvia mellifera O. F. Clarke 1972-3-13 s.n. Riverside UCR botanic garden; hybrid found by D. Kucera Comment
  OBI37442  Baccharis salicina Oscar F. Clarke 1970-10-28 Riverside Botanic Gardens of the Univ. of CA, Riverside Comment
  OBI37443  Brickellia desertorum Oscar F. Clarke 1969-10-8 s.n. Riverside Univ of Calif at Riverside. S side of campus Comment
  OBI38316  Rumex violascens Oscar F. Clarke 1985-5-13 s.n. Riverside San Jacinto River valley, gun club ponds E of David Rd a short distance N of Lakeview, E of the Bernasconi Hills 427 Comment
  OBI38317  Rumex violascens Oscar F. Clarke 1985-5-13 s.n. Riverside San Jacinto River valley, gun club ponds E of David Rd a short distance N of Lakeview, E of the Bernasconi Hills 427 Comment
  OBI39187  Alhagi pseudalhagi Dell O. Clark 1969-7-2 s.n. Riverside 2 mi W of Mecca, Coachella Valley Comment
  OBI41022  Monolepis nuttalliana Oscar F. Clarke 1970-9-24 s.n. Riverside Along the Santa Ana river bottom just E of old Salt Lake river Bridge, Riverside Comment
  OBI42758  Sisymbrium erysimoides O. F. Clarke 1977-10-24 s.n. Riverside UCR campus. E of the Ag Extension offices Comment
  POM251765  Chaenactis glabriuscula var. glabriuscula Ora M. Clark 1929-3-2 1598 Riverside Near Alberhill Comment
  POM348753  Prosopis glandulosa var. torreyana Ora M. Clark 1929-3-17 1729 Riverside N. La Quinta, Colorado Desert. Comment
  POM350005  Lupinus bicolor Ora M. Clark 1929-2-23 1526 Riverside South of Cabazon Comment
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Mar 13 2011
  POM350374  Baccharis salicifolia Ora M. Clark 1929-4-6 1952 Riverside South of Hemet. Comment
  POM350775  Bebbia juncea Ora M. Clark 1929-3-16 1717 Riverside N. of Whitewater Comment
  POM351412  Calycoseris parryi Ora M. Clark 1929-2-23 1567 Riverside North Whitewater. Comment
  POM351697  Chaenactis fremontii Ora M. Clark 1929-3-16 1694 Riverside South of Cabazon, Colorado Desert. Comment
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Mar 13 2011
  POM351699  Chaenactis fremontii Ora M. Clark 1929-3-16 1710 Riverside N. of Whitewater, Colorado. Comment
  POM351700  Chaenactis fremontii Ora M. Clark 1929-2-22 1544 Riverside south Cabazon Comment
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Mar 13 2011
  POM351764  Chaenactis glabriuscula var. glabriuscula Ora M. Clark 1929-3-16 1691 Riverside South of Cabazon, Colorado Desert. Comment
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Mar 13 2011
  POM351765  Chaenactis glabriuscula var. glabriuscula Ora M. Clark 1929-3-2 1598 Riverside Near Alberhill Comment
  POM355307  Oenothera californica subsp. californica Ora M. Clark 1929-4-6 1932 Riverside W. Riverside. Comment
  POM355978  Coreopsis bigelovii Ora M. Clark 1929-2-23 1562 Riverside North Whitewater. Comment
  POM355979  Coreopsis bigelovii Ora M. Clark 1929-3-17 1709 Riverside NW Whitewater, Colorado Desert. Comment
  POM356005  Coreopsis californica Ora M. Clark 1929-4-6 1943 Riverside South of Hemet. Comment
  POM356006  Coreopsis californica Ora M. Clark 1929-2-23 1514 Riverside South of Cabazon Comment
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Mar 13 2011
  POM356007  Coreopsis californica Ora M. Clark 1929-3-2 1608 Riverside Near Alberhill. Comment
  POM356683  Encelia farinosa var. farinosa Ora M. Clark 1929-2-24 153 Riverside Cabazon, Colorado Desert. Comment
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Mar 13 2011
  POM356684  Encelia farinosa var. farinosa Ora M. Clark 1929-3-17 1730 Riverside N. La Quinta, Colorado Desert. Comment
  POM358076  Eriophyllum multicaule Ora M. Clark 1929-4-6 1942 Riverside South of Hemet. Comment
  POM358156  Eriophyllum wallacei Ora M. Clark 1929-2-23 1556 Riverside North of Whitewater Comment
  POM358760  Pseudognaphalium biolettii Ora M. Clark 1929-2-24 1539 Riverside N slope of San Jacinto S of Cabazon Comment
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Nov 9 2011
  POM358909  Stylocline gnaphaloides Ora M. Clark 1929-4-7 2044 Riverside S. Hemet. Comment
  POM359405  Ericameria linearifolia Ora M. Clark 1929-3-16 1716 Riverside N. of Whitewater Comment
  POM359406  Ericameria linearifolia Ora M. Clark 1929-2-23 1545 Riverside South of Cabazon Comment
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Mar 13 2011
  POM359408  Ericameria linearifolia Ora M. Clark 1929-3-16 1703 Riverside South of Cabazon. Comment
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Mar 13 2011
  POM360757  Populus fremontii Ora M. Clark 1929-3-2 1614 Riverside Near Elsinore. Comment
  POM361063  Hymenoclea salsola Ora M. Clark 1929-2-24 1537 Riverside Cabazon, Colorado Desert. Comment
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Mar 13 2011
  POM361065  Hymenoclea salsola Ora M. Clark 1929-3-17 1733 Riverside N. La Quinta, Colorado Desert. Comment
  POM361067  Hymenoclea salsola Ora M. Clark 1929-3-17 1767 Riverside San Andreas Canyon, S. of Palm Springs. Comment
  POM361068  Hymenoclea salsola Ora M. Clark 1929-3-27 1747 Riverside La Quinta Canyon, Colorado Desert. Comment
  POM361557  Lasthenia coronaria Ora M. Clark 1929-3-2 1609 Riverside Near Alberhill Comment
  POM361560  Lasthenia coronaria Ora M. Clark 1929-2-24 1518 Riverside Cabazon, Colorado Desert. Comment
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Mar 13 2011
  POM361561  Lasthenia coronaria Ora M. Clark 1929-3-16 1698 Riverside South Cabazon. Comment
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Mar 13 2011
  POM361562  Lasthenia coronaria Ora M. Clark 1929-2-22 1585 Riverside N. Whitewater. Comment
  POM361563  Lasthenia coronaria Ora M. Clark 1929-4-6 19556 Riverside South of Hemet. Comment
  POM361634  Layia glandulosa Ora M. Clark 1929-2-24 1513 Riverside Cabazon, Colorado Desert. Comment
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Mar 13 2011
  POM361635  Layia glandulosa Ora M. Clark 1929-3-16 1696 Riverside South of Cabazon. Comment
  POM361703  Layia platyglossa subsp. campestris Ora M. Clark 1929-3-2 1607 Riverside Near Alberhill. Comment
  POM361704  Layia platyglossa subsp. campestris Ora M. Clark 1929-4-6 1941 Riverside South of Hemet. Comment
  POM362320  Malacothrix glabrata Ora M. Clark 1929-2-22 156 Riverside W of Whitewater, Colorado Desert. Comment
  POM362321  Malacothrix glabrata Ora M. Clark 1929-2-24 1516 Riverside Cabazon, Colorado Desert. Comment
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Mar 13 2011
  POM362322  Malacothrix glabrata Ora M. Clark 1929-3-16 1693 Riverside South of Cabazon. Comment
  POM362323  Malacothrix glabrata Ora M. Clark 1929-3-16 1718 Riverside NW Whitewater Comment
  POM363471  Microseris lindleyi Ora M. Clark 1929-3-2 1597 Riverside Near Alberhill Comment
  POM363588  Monoptilon bellioides Ora M. Clark 1929-3-16 1707 Riverside N. of Whitewater Comment
  POM363750  Palafoxia arida var. arida Ora M. Clark 1929-3-16 1708 Riverside N. of White Water. Comment
  POM363961  Bromus rubens Ora M. Clark 1929-2-23 1531 Riverside South Cabazon. Comment
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Mar 13 2011
  POM364585  Linanthus dianthiflorus subsp. dianthiflorus Ora M. Clark 1929-3-2 1637 Riverside Near Elsinore. Comment
  POM364587  Linanthus dianthiflorus subsp. dianthiflorus Ora M. Clark 1929-3-16 H.- 6998 Riverside South of Cabazon. Comment
  POM364588  Linanthus dianthiflorus subsp. dianthiflorus Ora M. Clark 1929-4-6 1944 Riverside South of Hemet Comment
  POM364589  Linanthus dianthiflorus subsp. dianthiflorus Ora M. Clark 1929-4-7 2039 Riverside S. Hemet. Comment
  POM367326  Arctostaphylos glauca var. glauca Ora M. Clark 1929-4-6 1953 Riverside South of Hemet. Comment
  POM368273  Cryptantha intermedia Ora M. Clark 1929-3-2 1601 Riverside Near Alberhill Comment
  POM368275  Cryptantha intermedia Ora M. Clark 1929-2-23 1547 Riverside Near Banning. Comment
  POM368279  Cryptantha barbigera Ora M. Clark 1929-2-23 s.n. Riverside North Whitewater., 35 deg 55 30 N 116 deg 38 15 W Comment
  POM368730  Pectocarya linearis Ora M. Clark 1929-3-2 1957 Riverside Near Elsinore. Comment
  POM368779  Pectocarya penicillata Ora M. Clark 1929-4-6 1958 Riverside S. Hemet Comment
  POM368781  Pectocarya penicillata Ora M. Clark 1929-2-24 1520 Riverside Cabazon, Colorado desert Comment
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Mar 13 2011
  POM368893  Plagiobothrys nothofulvus Ora M. Clark 1929-3-2 1634 Riverside Near Elsinore. Comment
  POM368962  Plagiobothrys collinus var. californicus Ora M. Clark 1929-3-2 1605 Riverside Near Alberhill. Comment
  POM369389  Descurainia pinnata subsp. glabra Ora M. Clark 1932-3-17 s.n. Riverside N of La Quinta, Colorado Desert. Comment
  POM369422  Descurainia pinnata Ora M. Clark 1929-3-16 1699 Riverside South of Cabazon. Comment
  RSA0016277  Gilia ochroleuca subsp. exilis Ora M. Clark 1929-3-16 1687 Riverside South of Cabazon. Comment
  RSA0018943  Keckiella antirrhinoides subsp. antirrhinoides Ora M. Clark 1929-3-16 1695 Riverside South of Cabazon, Colorado Desert. Comment
  RSA0022955  Eschscholzia androuxii Ora M. Clark 1929-2-23 1564 Riverside North Whitewater. Comment
  RSA0095118  Saltugilia australis O. F. Clarke, J. Derby 1974-4-19 s.n. Riverside Lakeview Mountains: ca. 2 mi. SSW of Mt. Rudolph, N of Juniper Flat, E of Juniper Flat Rd. and S of Stagecoach Rd., EIR for Tentative Tract 5702. 549 Comment
  RSA0120150  Cassia eremophila O. F. Clarke, D. Kucera 1972-2-14 s.n. Riverside University of California Riverside. Botanic Garden. 351 Comment
  RSA209602  Zygophyllum fabago D. O. Clark 1969-7-28 s.n. Riverside On Cottonwood Lane between Hobson Way and 14 st., Blythe. Comment
  RSA249100  Pulicaria hispanica O. F. Clarke 1972-9-17 s.n. Riverside Santa Ana river bottom. Adjacent river view drive Rubidoux Comment
  RSA304548  Monolepis nuttalliana O. F. Clarke 1970-9-24 s.n. Riverside Santa Ana River bottom just east of the old Salt Lake River Bridge, Riverside. Comment
  RSA367107  Allium haematochiton Ora M. Clark 1929-3-2 1602 Riverside Near Alberhill Comment
  RSA367458  Dichelostemma capitatum subsp. capitatum Ora M. Clark 1929-2-23 1511 Riverside South Cabazon. Comment
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Mar 13 2011
  RSA378339  Yucca schidigera Ora M. Clark 1929-3-16 1704 Riverside South Cabazon. Comment
  RSA383872  Ephedra californica Ora M. Clark 1929-2-22 1574 Riverside Sandy desert valleys. So. of Palm Springs. Colorado Desert. Comment
  RSA383873  Ephedra californica Ora M. Clark 1929-2-23 1517 Riverside South of Cabazon Comment
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Mar 13 2011
  RSA386286  Clematis pauciflora Ora M. Clark 1929-4-6 1940 Riverside S San Jacinto. Comment
  RSA389970  Ziziphus parryi Ora M. Clark 1928-2-3 1540 Riverside Steep rocky Mts. side. S. of Cabazon, So. Calif. Colorado Desert. Comment
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Mar 13 2011
  RSA390029  Larrea tridentata Ora M. Clark 1929-3-17 1735 Riverside West of Indio. Comment
  RSA391199  Fagonia laevis Ora M. Clark 1929-3-17 1752 Riverside S. La Quinta, Cali. Comment
  RSA392936  Pterostegia drymarioides Ora M. Clark 1929-2-23 1581 Riverside North of Whitewater Comment
  RSA393595  Eriogonum inflatum var. deflatum Ora M. Clark 1929-3-17 1741 Riverside N. La Quinta, Colorado Desert. Comment
  RSA395678  Delphinium parishii Ora M. Clark 1929-2-22 1561 Riverside N. Whitewater. Comment
  RSA397787  Dudleya saxosa subsp. aloides Ora M. Clark 1929-2-22 1548 Riverside N. Whitewater. Comment
  RSA399033  Ceanothus cuneatus Ora M. Clark 1929-4-6 1955 Riverside South of Hemet. Comment
  RSA399182  Oligomeris linifolia Ora M. Clark 1929-3-17 1740 Riverside N. La Quinta, Colorado Desert. Comment
  RSA400582  Castilleja foliolosa Ora M. Clark 1929-3-16 1702 Riverside South of Cabazon. Comment
  RSA401451A  Emmenanthe penduliflora Ora M. Clark 1929-3-16 1722 Riverside N. of Whitewater. Comment
  RSA401452B  Emmenanthe penduliflora Ora M. Clark 1929-2-23 1571 Riverside North of Whitewater Comment
  RSA401488A  Salvia columbariae Ora M. Clark 1929-2-24 1521 Riverside Cabazon, Colorado Desert. Comment
  RSA401491  Salvia columbariae Ora M. Clark 1929-2-22 1582 Riverside E. of Whitewater Comment
  RSA401493A  Salvia columbariae Ora M. Clark 1929-3-2 1600 Riverside Near Alberhill Comment
  RSA401954A  Pedicularis densiflora Ora M. Clark 1929-4-7 2035 Riverside South of Aguanga Comment
  RSA401988B  Plantago erecta Ora M. Clark 1929-3-2 1596 Riverside Near Alberhill Comment
  RSA401992  Plantago erecta Ora M. Clark 1929-4-6 1960 Riverside S of Hemet. Comment
  RSA402021A  Plantago ovata var. fastigiata Ora M. Clark 1929-2-23 1557 Riverside North of Whitewater Comment
  RSA402297  Justicia californica Ora M. Clark 1929-2-22 1574 Riverside Sandy desert valleys. So. of Palm Springs. Colorado Desert. Comment
  RSA403495  Melica imperfecta Ora M. Clark 1929-3-16 1700 Riverside San Jacinto Mountains Comment
  RSA403496  Melica imperfecta Ora M. Clark 1929-3-16 1701 Riverside South Cabazon. Comment
  RSA403529  Poa secunda Ora M. Clark 1929-3-16 1713 Riverside N. Whitewater. Comment
  RSA403704  Rhus trilobata var. pilosissima Ora M. Clark 1929-4-6 1951 Riverside South of Hemet. Comment
  RSA404269  Psorothamnus spinosus Christina Clark 1929-3-17 1957 Riverside Palm Canyon Comment
  RSA404272  Psorothamnus spinosus Ora M. Clark 1929-2-22 1587 Riverside Sandy desert valleys. So. of Palm Springs. Colorado Desert. Comment
  RSA405295  Caesalpinia virgata Ora M. Clark 1929-3-17 1753 Riverside S. La Quinta, Cali. Comment
  RSA405365  Cercidium floridum Ora M. Clark 1929-2-17 1754 Riverside S La Quinta Comment
  RSA406316  Lotus strigosus Ora M. Clark 1929-3-2 1599 Riverside Near Alberhill Comment
  RSA406331  Lotus strigosus Ora M. Clark 1929-2-23 1555 Riverside North of Whitewater Comment
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Nov 9 2011
  RSA406332  Lotus strigosus var. strigosus Ora M. Clark 1929-2-23 1527 Riverside South Cabazon. Comment
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Mar 13 2011
  RSA408610  Krameria grayi Ora M. Clark 1929-3-17 1751 Riverside S. La Quinta, Cali. Comment
  RSA409108  Orthocarpus purpurascens Ora M. Clark 1929-4-6 1957 Riverside S of Hemet. Comment
  RSA411353  Salvia carduacea Ora M. Clark 1929-4-7 2034 Riverside South of Aguanga Comment
  RSA411369  Salvia carduacea Ora M. Clark 1929-2-24 1532 Riverside Cabazon, Colorado Desert. Comment
  RSA411371  Salvia carduacea Ora M. Clark 1929-3-16 1689 Riverside South of Cabazon. Comment
  RSA412710  Viola pedunculata Ora M. Clark 1929-3-2 1640 Riverside Near Elsinore. Comment
  RSA412711  Viola pedunculata Ora M. Clark 1929-4-7 2042 Riverside S. Hemet. Comment
  RSA413548  Lupinus microcarpus var. densiflorus Ora M. Clark 1929-4-7 2036 Riverside South of Aguanga Comment
  RSA413698  Lupinus hirsutissimus Ora M. Clark 1929-2-23 1515 Riverside South of Cabazon Comment
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Mar 13 2011
  RSA413699  Lupinus hirsutissimus Ora M. Clark 1929-3-16 1685 Riverside South of Cabazon, Colorado Desert. Comment
  RSA414261  Lupinus sparsiflorus subsp. sparsiflorus Ora M. Clark 1929-3-2 1594 Riverside Near Alberhill Comment
  RSA414274  Lupinus sparsiflorus subsp. sparsiflorus Ora M. Clark 1929-2-23 1524 Riverside North Whitewater. Comment
  RSA414275  Lupinus sparsiflorus subsp. sparsiflorus Ora M. Clark 1929-3-16 1715 Riverside NW Whitewater Comment
  RSA414901  Acacia greggii var. arizonica Ora M. Clark 1929-3-17 1748 Riverside S. La Quinta. Comment
  RSA415584  Astragalus lentiginosus var. coachellae Christina Clark 1929-3-16 s.n Riverside N. Indio. Comment
  RSA415664  Astragalus pomonensis Ora M. Clark 1929-3-2 1613 Riverside Near Murrieta. Comment
  RSA416160  Acamptopappus sphaerocephalus var. sphaerocephalus Ora M. Clark 1929-2-22 1549 Riverside N. of White water, Colorado desert, So. Calif. Comment
  RSA416161  Acamptopappus sphaerocephalus var. sphaerocephalus Ora M. Clark 1923-2-23 1546 Riverside south of Cabazon Colorado Desert Comment
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Mar 13 2011
  RSA420155  Hyptis emoryi Ora M. Clark 1929-3-17 1727 Riverside Palm Springs. Comment
  RSA420778  Phoradendron californicum Ora M. Clark 1929-2-22 1739 Riverside e. Palm Spring. Comment
  RSA420779  Phoradendron californicum Ora M. Clark 1929-2-23 1542 Riverside W. Whitewater. Comment
  RSA420780  Phoradendron californicum Ora M. Clark 1929-3-17 1737 Riverside West of Indio. Comment
  RSA421114  Nama demissa Ora M. Clark 1929-2-23 1559 Riverside N. Whitewater. Comment
  RSA421331  Nemophila menziesii Ora M. Clark 1929-3-2 1606 Riverside Near Alberhill Comment
  RSA421334  Nemophila menziesii Ora M. Clark 1929-2-23 1535 Riverside San Jacinto Mt, Mountain slopes Comment
  RSA421335  Nemophila menziesii Ora M. Clark 1929-3-2 163 Riverside Near Elsinore. Comment
  RSA421339  Nemophila menziesii Ora M. Clark 1929-4-7 2038 Riverside S. Hemet. Comment
  RSA422257  Atriplex polycarpa Ora M. Clark 1929-3-17 1743 Riverside N. La Quinta, Colorado Desert. Comment
  RSA423823  Physalis crassifolia Ora M. Clark 1929-2-23 1569 Riverside N. Whitewater. Comment
  RSA424980  Eriogonum thurberi Ora M. Clark 1929-3-16 1712 Riverside N. of Whitewater. Comment
  RSA425202  Scrophularia californica subsp. floribunda Ora M. Clark 1929-4-6 1936 Riverside Riverside. Comment
  RSA425776  Antirrhinum coulterianum Ora M. Clark 1929-3-16 1686 Riverside Near Cabazon, Colorado Desert. Comment
  RSA425791  Antirrhinum coulterianum Ora M. Clark 1929-2-23 1563 Riverside North of Whitewater Comment
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Dec 31 2017
  RSA426218  Phacelia distans Ora M. Clark 1929-2-23 1530 Riverside South of Cabazon Comment
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Mar 13 2011
  RSA426222  Phacelia distans Ora M. Clark 1929-2-23 1590 Riverside North Whitewater. Comment
  RSA426223  Phacelia distans Ora M. Clark 1929-3-17 1697 Riverside Colorado Desert, south of Cabazon. Comment
  RSA427327  Solanum umbelliferum Ora M. Clark 1929-4-6 1934 Riverside E. Riverside Comment
  RSA427686B  Phacelia cicutaria var. hispida Ora M. Clark 1929-3-17 1766 Riverside San Andreas Canyon [Riverside Co.?] Comment
  RSA427705B  Phacelia campanularia Ora M. Clark 1929-2-22 183 Riverside E. of Whitewater Comment
  RSA427708B  Phacelia campanularia Ora M. Clark 1929-2-23 1588 Riverside North Whitewater. Comment
  RSA427709A  Phacelia campanularia Ora M. Clark 1929-2-23 1551 Riverside N. Whitewater. Comment
  RSA428085  Phacelia minor Ora M. Clark 1929-4-6 1935 Riverside E. Riverside Comment
  RSA428285C  Thysanocarpus curvipes Ora M. Clark 1929-3-16 1723 Riverside N. of Whitewater Comment
  RSA428381A  Tropidocarpum gracile Ora M. Clark 1929-3-2 1641 Riverside Near Elsinore. Comment
  RSA428382B  Tropidocarpum gracile Ora M. Clark 1929-3-2 1612 Riverside Near Murrieta. Comment
  RSA429530  Caulanthus heterophyllus Ora M. Clark 1929-3-16 1725 Riverside N. of Whitewater Comment
  RSA429965  Lepidium Ora M. Clark 1929-3-17 s.n. Riverside N of La Quinta. Comment
  RSA432485  Chamaesyce polycarpa Ora M. Clark 1929-3-17 1745 Riverside Palm Springs. Comment
  RSA433504A  Chamaesyce polycarpa var. hirtella Ora M. Clark 1929-2-23 1559 Riverside North of Whitewater Comment
  RSA433506A  Chamaesyce polycarpa var. polycarpa Ora M. Clark 1929-3-2 1593 Riverside Near Alberhill Comment
  RSA433693  Eschscholzia californica Ora M. Clark 1929-2-24 1512 Riverside Cabazon, Colorado Desert. Comment
  RSA433907  Sidalcea malviflora subsp. sparsifolia Ora M. Clark 1929-3-2 1639 Riverside Near Elsinore. Comment
  RSA434140  Salvia mellifera Ora M. Clark 1929-4-16 1933 Riverside E. Riverside. Comment
  RSA434266  Paeonia californica Ora M. Clark 1929-3-2 1627 Riverside Near Elsinore. Comment
  RSA439060  Ferocactus cylindraceus Ora M. Clark 1929-3-17 1759 Riverside S. Palm Springs. Comment
  RSA440802  Cleome isomeris Ora M. Clark 1929-2-23 1552 Riverside North of Whitewater Comment
  RSA441206  Marah macrocarpa Ora M. Clark 1929-2-23 1534 Riverside Cabazon, Colorado Desert Comment
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Mar 13 2011
  RSA442010  Bahiopsis parishii Ora M. Clark 1929-3-16 1719 Riverside N. of Whitewater, Colorado. Comment
  RSA442714  Mimulus aurantiacus var. puniceus Ora M. Clark 1929-3-2 1630 Riverside Near Elsinore. Comment
  RSA445086  Sphaeralcea ambigua var. ambigua Ora M. Clark 1929-3-17 1728 Riverside N. La Quinta, Colorado Desert. Comment
  RSA445087  Sphaeralcea ambigua var. ambigua Ora M. Clark 1929-3-17 1762 Riverside San Andreas Mesa, So. Palm Springs Comment
  RSA445599  Eschscholzia californica Ora M. Clark 1929-3-2 1595 Riverside Near Alberhill Comment
  RSA445707  Platystemon californicus Ora M. Clark 1929-2-2 1611 Riverside Waste fields, near Elsinore Comment
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Nov 9 2011
  RSA448924  Camissonia claviformis subsp. aurantiaca Ora M. Clark 1929-2-23 1559 Riverside E. Whitewater. Comment
  RSA449246  Camissonia pallida subsp. pallida Ora M. Clark 1929-3-16 1726 Riverside N. of Whitewater. Comment
  RSA449247  Camissonia pallida subsp. pallida Ora M. Clark 1929-3-16 1726 Riverside N. Whitewater. Comment
  RSA452378  Atriplex canescens Ora M. Clark 1929-3-17 1744 Riverside N. La Quinta, Colorado Desert. Comment
  RSA453311  Cercocarpus betuloides Ora M. Clark 1929-4-6 1954 Riverside South of Hemet. Comment
  RSA454757  Camissonia campestris subsp. campestris Ora M. Clark 1929-2-22 1519 Riverside south Cabazon Comment
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Mar 13 2011
  RSA455567  Tauschia arguta Ora M. Clark 1929-2-23 1543 Riverside South of Cabazon Comment
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Mar 13 2011
  RSA457883  Stillingia spinulosa Ora M. Clark 1929-3-17 1736 Riverside West of Indio. Comment
  RSA459293  Pholistoma membranaceum Ora M. Clark 1929-2-23 1541 Riverside South Cabazon. Comment
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Mar 13 2011
  RSA459623  Opuntia basilaris Ora M. Clark 1929-3-17 1760 Riverside S. Palm Springs. Comment
  RSA461192  Abronia villosa var. aurita Ora M. Clark 1929-2-22 1576 Riverside E. of Whitewater Comment
  RSA461193  Abronia villosa var. aurita Ora M. Clark 1929-2-24 1529 Riverside Cabazon, Colorado Desert. Comment
  RSA461344  Dodecatheon clevelandii Ora M. Clark 1929-3-2 1632 Riverside Near Elsinore. Comment
  RSA464809  Mirabilis laevis var. retrorsa Ora M. Clark 1929-2-23 1572 Riverside North of Whitewater Comment
  RSA464824  Mirabilis laevis var. crassifolia Ora M. Clark 1929-3-2 1592 Riverside Near Alberhill Comment
  RSA465921  Camissonia bistorta Ora M. Clark 1929-3-2 1604 Riverside Near Alberhill. Comment
  RSA465929  Camissonia bistorta Ora M. Clark 1959-4-6 1959 Riverside S. Hemet, sandy hillsides. Comment
  RSA465930  Camissonia bistorta Ora M. Clark 1929-2-23 1664 Riverside near Whitewater Comment
  RSA466167  Camissonia californica Ora M. Clark 1929-3-17 1690 Riverside Colorado Desert, south of Cabazon. Comment
  RSA466560  Calandrinia ciliata Ora M. Clark 1929-3-2 1610 Riverside Near Elsinore. Comment
  RSA466561  Calandrinia ciliata Ora M. Clark 1929-4-7 2040 Riverside S. Hemet. Comment
  RSA468466  Linanthus californicus Ora M. Clark 1929-2-24 1536 Riverside N slope of San Jacinto S of Cabazon Comment
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Nov 9 2011
  RSA470132  Gilia angelensis Ora M. Clark 1929-3-2 1636 Riverside Near Elsinore. Comment
  RSA470133  Gilia angelensis Ora M. Clark 1929-3-16 1688 Riverside South of Cabazon. Comment
  RSA470153  Saltugilia australis Ora M. Clark 1929-2-22 1584 Riverside E. of Whitewater, Colorado Desert. Comment
  RSA471448  Sanicula bipinnatifida Ora M. Clark 1929-4-7 2041 Riverside S. Hemet, Calif. Riverside Co. Comment
  RSA471970  Peucephyllum schottii Ora M. Clark 1929-3-17 1731 Riverside N. La Quinta, Colorado Desert. Comment
  RSA472425  Rafinesquia neomexicana Ora M. Clark 1929-2-22 1560 Riverside North of Whitewater, Colorado Desert Comment
  RSA475417  Trixis californica Ora M. Clark 1929-3-17 1763 Riverside San Andreas Canyon, S. of Palm Springs. Comment
  RSA478373  Atriplex elegans var. fasciculata Ora M. Clark 1929-3-17 1746 Riverside N. La Quinta, Colorado Desert. Comment
  RSA482796  Athysanus pusillus Ora M. Clark 1929-4-6 1945 Riverside South of Hemet Comment
  RSA499653  Cryptantha micrantha var. lepida Ora M. Clark 1929-4-7 s.n. Riverside South of Aguanga Comment
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Nov 9 2011
  RSA499709  Cryptantha intermedia Ora M. Clark 1929-4-6 1938 Riverside W. San Jacinto Comment
  RSA499895  Amsinckia intermedia Ora M. Clark 1929-2-23 1525 Riverside Near Banning. Comment
  RSA518205  Baccharis emoryi O. F. Clarke 1970-10-20 s.n. Riverside Growing wild at the UCR Botanic Gardens, on the Campus of University of California Comment
  RSA518555  Nemacladus rubescens O. F. Clarke 1973-4-1 s.n. Riverside At south entrance to Joshia Tree National Monument, just below Cottenwood Springs. Comment
  RSA518768  Senecio mohavensis O. F. Clarke 1973-4-1 s.n. Riverside Sonoran Desert, on a plateau above Box Canyon, along State Hwy 195, ca. midway between Hwy I-10 and the Salton Sea. Comment
  RSA519005  Hordeum murinum subsp. leporinum O. F. Clarke 1973-3-21 s.n. Riverside 1012 Spruce Street, Riverside Comment
  RSA530736  Dithyrea californica Ora M. Clark 1929-2-22 1575 Riverside E. of Whitewater, Colorado Desert. Comment
  RSA549999  Chamaesyce serpens O. F. Clarke 1976-9-23 s.n. Riverside Common weed on UCR campus. Comment
  RSA650763  Stanleya pinnata Richard Clark 1969-5-24 s.n. Riverside Hwy 74 - Riverside marker #8813. Comment
  RSA651370  Erysimum capitatum Richard Clark 1969-5-24 s.n. Riverside Lk. Filmore; Palms to Pines Hwy. Comment
  RSA653140  Bromus arizonicus O. F. Clarke 1973-3-21 s.n. Riverside 1012 Spruce Street, Riverside Comment
  RSA655605  Artemisia annua O. F. Clarke 1998-9-22 s.n. Riverside Box Springs Mtns. foothills, weed in the yard at 266 Frost Court, just east of UCR 396 Comment
  RSA666662  Phacelia stellaris O. F. Clarke, Helga Forster 2000-03 s.n. Riverside Riverside, west of Santa Ana River oppsoite the south end of Mt. Rubidoux, SE of Flabob Airport, s of bend in Crestmore Rd. and 2 mi. S of Mission Blvd., E of co. Parks Hqtrs. 229 Comment
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Feb 7 2007
  RSA667099  Anredera cordifolia O. F. Clarke 1979-10-7 s.n. Riverside Riverside: abandoned orange orchard north of 1012 Spruce St. 305 Comment
  RSA682325  Artemisia vulgaris O. F. Clarke 2000-12-9 s.n. Riverside Riverside: in yard of O.F. Clarke residence at 266 Frost Court. 360 Comment
  RSA683696  Selaginella bigelovii Ora M. Clark 1929-2-23 1522 Riverside S Cabazon, San Jacinto Mtns. Comment
  RSA711756  Cassia eremophila O. F. Clarke 2002-3-11 s.n. Riverside O.F. Clarke residence, 266 Frost Court. 351 Comment
  RSA713266  Diplotaxis muralis O. F. Clarke 2002-5-1 s.n. Riverside UCR Botanical Garden 351 Comment
  RSA715323  Nama demissa Ora M. Clark 1929-3-16 1706 Riverside South Cabazon. Comment
  RSA755430  Celtis australis O. F. Clarke 2003-10-6 s.n. Riverside Riverside, UCR campus 366 Comment
  RSA756344  Rhus lancea O. F. Clarke 2009-5-11 s.n. Riverside Riverside, UCR Campus, NW corner of upper reservoir 358 Comment
  RSA756345  Forestiera pubescens O. F. Clarke 2005-10-15 s.n. Riverside Riverside, Santa Ana River c. 200 m below old Salt Lake Railroad bridge. 215 Comment
  RSA77261  Cyclospermum leptophyllum O. F. Clarke 1953-4-3 s.n. Riverside Grounds of Citrus Experiment Station. Comment
  RSA776050  Rumex conglomeratus O. F. Clarke 1972-5-28 s.n. Riverside Residence of O. F. Clarke, 1012 Spruce St., Riverside Comment
  RSA782532  Solanum O. F. Clarke 2004-6-1 s.n. Riverside Riverside; UCR Botanical Garden 340 Comment
  SBBG119922  Atriplex prostrata O. F. Clarke 1970-9-24 Riverside Santa Ana River bottom just E of the old Salt Lake Railroad bridge 216 Comment
  SBBG126062  Forestiera pubescens O. F. Clarke 2004-3-14 Riverside Riverside, Santa Ana River ca. 200 m below old Salt Lake Railroad bridge 215 Comment
  SBBG128616  Mercurialis annua O. F. Clarke 2011-4-10 Riverside O F Clarke residence, 266 Frost Court, E edge of UCR campus, S of the garage 365 Comment
  SBBG128719  Allium triquetrum O. F. Clarke 2010-2-20 Riverside O.F.Clarke residence, 266 Frost Court, Riverside, E edge of UCR campus 351 Comment
  SBBG128811  Ranunculus muricatus O. F. Clarke 2010-4-16 Riverside O.F.Clarke residence, 266 Frost Court, Riverside, E edge of UCR campus 351 Comment
  SBBG25548  Lepidium pinnatifidum O. F. Clarke 1985-5-13 Riverside San Jacinto River Valley, gun club ponds E of Davis Rd, a short distance N of Lakeview, E of the Bernasconi Hills 426 Comment
  SBBG53803  Trianthema portulacastrum O. F. Clarke 1973-8-6 Riverside UC Riverside campus Comment
  SBBG53811  Sisymbrium erysimoides O. F. Clarke 1977-10-24 Riverside UC Riverside Campus, in garden E of the Agricultural Extension Offices Comment
  SBBG82060  Frankenia salina O. F. Clarke 1985-5-13 Riverside San Jacinto River Valley, gun club ponds E of Davis Rd, a short distance N of Lakeview, E of the Bernasconi Hills 426 Comment
  SBBG82061  Bolboschoenus maritimus subsp. paludosus O. F. Clarke 1985-5-13 Riverside San Jacinto River Valley, gun club ponds E of Davis Rd, a short distance N of Lakeview, E of the Bernasconi Hills 426 Comment
  SBBG82062  Brassica nigra O. F. Clarke 1985-5-13 Riverside San Jacinto River Valley, gun club ponds E of Davis Rd, a short distance N of Lakeview, E of the Bernasconi Hills 426 Comment
  SBBG96025  Brickellia desertorum O. F. Clarke 1969-10-8 Riverside UC Riverside, S side of campus Comment
  SBBG96142  Baccharis salicina O. F. Clarke 1970-10-20 Riverside UC Riverside Botanic Garden, on the campus of UC Riverside Comment
  SD126469  Caesalpinia spinosa Oscar F. Clarke 1988-11-23 Riverside Cultivated on Victoria Avenue between St. Lawrence & Adams Streets Comment
  SD130352  Acroptilon repens Oscar F. Clarke 1990-5-24 Riverside South side of Jackson Street, ca. 0.2 miles east of Victoria Avenue in Riverside. Comment
  SD132274  Nemacladus rubescens O. F. Clarke 1973-4-1 Riverside Alluvial fan at south entrance to Joshua Tree National Monument, below Cottonwood Springs. Comment
  SD132301  Pectocarya platycarpa O. F. Clarke 1973-4-1 Riverside Alluvial fan at south entrance to Joshua Tree National Monument, below Cottonwood Springs. Comment
  SD132409  Sisymbrium erysimoides O. F. Clarke 1973-4-1 Riverside Riverside, Corner of Spruce and Rustin Streets. Comment
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Mar 4 2017
  SD132485  Hordeum murinum subsp. leporinum Oscar F. Clarke 1973-3-21 Riverside Weed at the O.F. Clarke residence, 1012 Spruce Street, Riverside Comment
  SD146149  Nuttallanthus texanus Oscar F. Clarke 1997-3-4 Riverside Riverside: vacant lot at back of St. George's Episcopal Church, corner of Spruce St. and Watkins Drive 305 Comment
  SD158299  Pterospora andromedea Fritz Clark 1999-7-24 Riverside San Jacinto Mountains, Camp Marion, under pines 2438 Comment
  SD162833  Bromus arizonicus O. F. Clarke 1973-3-21 1999 Riverside O. F. Clarke residense, 1012 Spruce Street. Comment
  SD237582  Ranunculus muricatus O. F. Clarke 2004-3-22 Riverside Peninsular Range: Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus (Riverside East 7.5'Q) 351 Comment
  SD239570  Symphyotrichum subulatum O. F. Clarke 2007-10-5 Riverside Peninsular Range: Riverside; UCR Botanical Garden (Riverside East 7.5'Q) 340 Comment
  SD240782  Melasphaerula ramosa O. F. Clarke 2006-4-4 Riverside Riverside, UCR Botanical Garden (Riverside East 7.5'Q) 334 Comment
  SD244067  Ambrosia confertiflora O. F. Clarke 2009-11-26 Riverside Peninsular Range: Riverside; O.F. Claarke residence, 266 Frost Court; east edge of UCR campus. 351 Comment
  SD244235  Ranunculus muricatus O. F. Clarke 2010-4-16 Riverside Peninsular Range: Riverside; O.F. Clarke residence, 266 Frost Court; east edge of University of California Riverside campus (Riverside East 7.5) 351 Comment
  SD247412  Euphorbia O. F. Clarke 2004-8-21 Riverside Peninsular Range: Riveside; UCR Botanic Garden (Riverside East 7.5'Q) 351 Comment
  SD247415  Euphorbiaceae O. F. Clarke 2004-3-19 Riverside Peninsular Range: Riverside; UCR Botanical Garden (Riverside East 7.5'Q) 340 Comment
  SD248327  Centromadia pungens subsp. laevis Kevin B. Clark 2004-5-27 1 Riverside Menifee Valley, ca. 1.0 mile west of Murrieta Rd., 0.5 mile south of Newport Rd., on east-west dirt road on old ranch. 427 Comment
  SEINET14394121  Brachypodium distachyon O. F. Clarke 2008-5-20 Riverside Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  SEINET1906983  Diplotaxis muralis O. F. Clarke 2002-1 Riverside Riverside; UCR Botanical Garden. 351 Comment
  SEINET239061 Image available Bromus arizonicus O. F. Clarke 1973-3-21 Riverside Riverside. Weed at the O.F. Clarke residence, 1012 Spruce Street. Comment
  SEINET273137  Poncirus trifoliata O. F. Clarke 1997-3-6 s.n. Riverside Riverside: O.F. Clarke's yard at 1012 Spruce St. 305 Comment
  SEINET273138 Image available Linaria canadensis var. texana O. F. Clarke 1997-3-4 5454 Riverside Riverside: vacant lot at back of St. George's Episcopal church corner of SPruce St. and Watkins Dr. 305 Comment
  SEINET3074278 Image available Ailanthus altissima Oscar F. Clarke 1970-7-22 Riverside Growing in the Botanic Gardens of the University of California at Riverside. Comment
  SEINET3082771 Image available Filago depressa O. F. Clarke 1973-4-1 Riverside Sonoran Desert, alluvial fan at S entrance to Joshua Tree National Monument, below Cottonwood Springs. Comment
  SEINET3087697 Image available Langloisia schottii O. F. Clarke 1973-4-1 Riverside Sonoran Desert, alluvial fan at S entrance to Joshua Tree National Monument, below Cottonwood Springs. Comment
  SEINET3090950 Image available Plantago ovata O. F. Clarke 1973-4-1 Riverside Sonoran Desert, alluvial fan at S entrance to Joshua Tree National Monument, below Cottonwood Springs. Comment
  SEINET3094241 Image available Erodium texanum O. F. Clarke 1973-4-1 Riverside Alluvial fan at S entrance to Joshua Tree National Monument, below Cottonwood Springs. Comment
  SEINET3096310 Image available Ulmus parvifolia O. F. Clarke 1966-10-28 C 661028 -8 Riverside Univ. of Calif. Riv. near Agric. Ext. Ofc. Comment
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Aug 22 2013
  SEINET3271552 Image available Stenotaphrum secundatum O. F. Clarke 2003-7-23 Riverside Peninsular Range; Riverside; UCR Botanical Garden 340 Comment
  SEINET3271553 Image available Panicum O. F. Clarke 2002-11-3 Riverside Peninsular Range; Riverside; UCR Botanical Garden 340 Comment
  SEINET3271558 Image available Muhlenbergia dumosa O. F. Clarke 2005-2-5 Riverside Peninsular Range; Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  SEINET3271559 Image available Agropyron repens O. F. Clarke 2004-5-17 Riverside Peninsular Range; Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  SEINET3287492 Image available Brachypodium hybridum O. F. Clarke 2008-5-20 s.n. Riverside Peninsular Range; Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus. 351 Comment
  SEINET4010588 Image available Layia glandulosa O. M. Clark 1929-1 1669 Riverside South Cabazon, southern California. Comment
  SEINET4010592 Image available Layia platyglossa O. M. Clark 1929-1 1941 Riverside Hemet, southern California. Comment
  SEINET4023348 Image available Chaenactis glabriuscula O. M. Clark 1929-1 122 Riverside South Cabazon, southern California. Comment
  SEINET4035668  Lupinus sparsiflorus O. M. Clark 1929-1 112 Riverside South Cabezon. Comment
  SEINET4035698  Lupinus bicolor var. microphyllus O. M. Clark 1929-1 113 Riverside South Cabazon, southern California. Comment
  SEINET4042367  Gilia tenuiflora O. M. Clark 1929-1 1687 Riverside South Cabazon, southern California. Comment
  SEINET4058579  Polypogon monspeliensis O. M. Clark 1936-1 7577 Riverside San Jacinto Creek, San Jacinto Mountains. Comment
  SEINET4073000  Athysanus pusillus O. M. Clark 1929-1 1945 Riverside South Hemet, southern California. Comment
  SEINET4082398  Salvia carduacea O. M. Clark 1932-1 5109 Riverside South Hemet. Comment
  SEINET4082401  Salvia apiana O. M. Clark 1932-1 5117 Riverside South Hemet. Comment
  SEINET4082822  Monardella breweri subsp. lanceolata O. M. Clark 1932-1 5113 Riverside South Hemet. Comment
  SEINET4083442  Malacothamnus fasciculatus O. M. Clark 1932-1 5106 Riverside South Hemet. Comment
  SEINET4085707  Argemone munita subsp. munita O. M. Clark 1932-1 5108 Riverside South Hemet. Comment
  SEINET4095114  Sairocarpus coulterianus O. M. Clark 1929-1 1686 Riverside South Cabazon, southern California. Comment
  SEINET4095937  Castilleja foliolosa O. M. Clark 1929-1 1702 Riverside North side of San Jacinto Mountain. Comment
  SEINET4096531  Castilleja applegatei var. pinetorum O. M. Clark 1929-1 1947 Riverside South Hemet, southern California. Comment
  SEINET4097042  Keckiella antirrhinoides var. antirrhinoides O. M. Clark 1929-1 1695 Riverside South Cabazon, southern California. Comment
  SEINET4560761  Mercurialis annua O. F. Clarke 2011-1 s.n. Riverside Peninsular Range: Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus. 365 Comment
  SEINET4560764  Polygonum multiflorum O. F. Clarke 2009-1 s.n. Riverside Peninsular Range: Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus. 351 Comment
  SEINET4691688  Crinodendron patagua O. F. Clarke 2006-1 s.n. Riverside Peninsular Range: Riverside; O. F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  SEINET4691693  Ambrosia confertiflora O. F. Clarke 2009-1 s.n. Riverside Peninsular Range: Riverside; O. F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  SEINET799016  Bromus arizonicus O. F. Clarke 1973-1 s.n. Riverside The O. F. Clarke residence, 1012 Spruce Street. Comment
  SEINET892346  Lycium chinense O. F. Clarke 1997-1 Riverside Riverside. O.F. Clarke residence, 1012 Spruce Street. (Riverside East) 305 Comment
  SEINET895382  Alhagi maurorum Dell O. Clark 1969-1 s.n. Riverside 2 miles west of Mecca, Coachella Valley Comment
  SEINET946176  Baccharis salicina O. F. Clarke 1970-1 Riverside Botanic Gardens of the University of California, Riverside Comment
  UC1494255  Sisymbrium erysimoides O. F. Clarke 1977-10-24 Riverside University of California Riverside campus, e of the Agricultural Extension offices University of California Riverside campus Comment
  UC1782173  Artemisia vulgaris O. F. Clarke 2000-12-9 Riverside O. F. Clarke residence, 266 Frost Court 360 Comment
  UC1782174  Artemisia vulgaris O. F. Clarke 2000-12-9 Riverside O. F. Clarke residence, 266 Frost Court 360 Comment
  UCD105362  Eschscholzia minutiflora Curtis Clark 1976-4-13 526 Riverside Mecca-Jushua Tree Road, 7.0 miles southwest of junction with Interstate Highway 10. 243 Comment
  UCD114701  Diplotaxis muralis O. F. Clarke 2002-5-1 s.n. Riverside Riverside; UCR Botanical Garden. 351 Comment
  UCD115450  Sisymbrium erysimoides O. F. Clarke 1977-10-24 s.n. Riverside UCR campus, in the garden east of the Argicultural Extension Office. Comment
  UCD131203  Encelia farinosa Curtis Clark 1975-3-22 452 Riverside road to Joshua Tree National Monument, north of Interstate Highway 10, south of Monument boundary. Comment
  UCD170894  Mercurialis annua O. F. Clarke 2011-4-10 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus. 365 Comment
  UCD170895  Phyllanthus O. F. Clarke 2007-10-15 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus. 351 Comment
  UCD56821  Bothriochloa ischaemum Oscar F. Clarke 1967-7-6 C 670706 1 Riverside Riverside Co. Comment
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Apr 8 2009
  UCD56822  Bothriochloa ischaemum Oscar F. Clarke 1967-7-6 C 670706 1 Riverside Adventive in Alta Fescue Pasture at Spruce St.,Riverside. Comment
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Apr 8 2009
  UCD95412  Eschscholzia minutiflora Curtis Clark 1976-4-13 526 a Riverside Mecca-Joshua Tree Road, 7 miles southwest of the junction with Interstate Highway 10. 243 Comment
  UCD95437  Eschscholzia papastillii Curtis Clark 1976-4-13 527 Riverside Mecca-Joshua Tree Road, 7 miles southwest of junction with Interstate Highway 10. Comment
  UCD97620  Atriplex prostrata O. F. Clarke 1970-9-24 s.n. Riverside Riverside, Santa Ana River bottom, just E of the old Salt Lake R.R. Bridge. 216 Comment
  UCR10170  Berula erecta O. F. Clarke 1970-7-4 s.n. Riverside Santa Ana River Valley, Santa Ana River bottom, just east of old Salt Lake River railroad bridge Comment
  UCR103742  Linaria canadensis var. texana O. F. Clarke 1997-3-4 s.n. Riverside Riverside, Vacant lot at back of St. George's Episcopal Church, at corner of Spruce Street and Watkins Drive 305 Comment
  UCR10500  Cuscuta indecora var. indecora O. F. Clarke 1970-10-7 s.n. Riverside Santa Ana River Valley, City of Riverside, river bottom (Santa Ana River), just west of Lake Evans, Fairmont Park. Comment
  UCR108825  Juncus balticus O. F. Clarke 1972-5-21 s.n. Riverside Riverside, Santa Ana River near Union Pacific Bridge 213 Comment
  UCR108831  Hemizonia paniculata O. F. Clarke 1972-5-21 s.n. Riverside Riverside, Santa Ana River near Union Pacific Bridge 213 Comment
  UCR108832  Hemizonia fasciculata O. F. Clarke 1972-5-21 s.n. Riverside Riverside, Santa Ana River near Union Pacific Bridge 213 Comment
  UCR108833  Lepidium latifolium O. F. Clarke 1972-5-21 s.n. Riverside Riverside, Santa Ana River near Union Pacific Bridge 213 Comment
  UCR108834  Chenopodium botrys O. F. Clarke 1972-5-21 s.n. Riverside Riverside, Santa Ana River near Union Pacific Bridge 213 Comment
  UCR108835  Juncus rugulosus O. F. Clarke 1972-5-21 s.n. Riverside Riverside, Santa Ana River near Union Pacific Bridge 213 Comment
  UCR108836  Juncus effusus subsp. austrocalifornicus O. F. Clarke 1972-5-21 s.n. Riverside Riverside, Santa Ana River near Union Pacific Bridge 213 Comment
  UCR108837  Juncus xiphioides O. F. Clarke 1972-5-21 s.n. Riverside Riverside, Santa Ana River near Union Pacific Bridge 213 Comment
  UCR111608  Artemisia annua O. F. Clarke 1998-9-22 s.n. Riverside Peninsular Range, Riverside, Box Springs Mtns. foothills, weed in the yard at 266 Frost Court, just east of UCR 396 Comment
  UCR111614  Gaura drummondii O. F. Clarke, Jeanine Derby 1974-5-19 s.n. Riverside Lake Perris 457 Comment
  UCR11206  Gamochaeta pensylvanica O. F. Clarke 1971-2-11 s.n. Riverside Riverside, University of Calif.: field crops area south of Pennsylvania Ave. 317 Comment
  UCR112147  Bromus arizonicus O. F. Clarke 1973-3-21 s.n. Riverside Riverside, residential garden of O.F. Clarke at 1012 Spruce Street 305 Comment
  UCR11217  Tetradymia comosa O. F. Clarke 1971-1-25 s.n. Riverside Box Springs Mtns, N of Botanic Gardens, University of California Riverside. Comment
  UCR11299  Salix exigua O. F. Clarke, M. Alexander 1971-3-31 s.n. Riverside Santa Ana River Bottom, Union Pacific Bridge 213 Comment
  UCR11306  Salix lucida subsp. lasiandra O. F. Clarke, M. Alexander 1971-3-31 s.n. Riverside Santa Ana River Bottom, Union Pacific Bridge 213 Comment
  UCR11307  Salix laevigata O. F. Clarke, M. Alexander 1971-3-31 s.n. Riverside Santa Ana River Bottom, Union Pacific Bridge 213 Comment
  UCR113624  Schinus terebinthifolius O. F. Clarke 2000-10-4 s.n. Riverside Santa Ana River Valley, Hidden Valley Nature Center, c. 1/2 mile west of the park office (nature center), near Riverside between La Sierra and Norco 191 Comment
  UCR116064  Muilla maritima O. F. Clarke, Jeanine Derby 1974-4-19 s.n. Riverside Lakeview Mountains, c. 2 mi. SSW of Mt. Rudolph, north of Juniper Flat, east of Juniper Flat Rd. and south of Stagecoach Rd., EIR for Tentative Tract 5702 610 Comment
  UCR116065  Vicia ludoviciana subsp. ludoviciana O. F. Clarke, Jeanine Derby 1974-4-19 s.n. Riverside Lakeview Mountains, c. 2 mi. SSW of Mt. Rudolph, north of Juniper Flat, east of Juniper Flat Rd. and south of Stagecoach Rd., EIR for Tentative Tract 5702 610 Comment
  UCR116066  Malacothrix clevelandii O. F. Clarke, Jeanine Derby 1974-4-19 s.n. Riverside Lakeview Mountains, c. 2 mi. SSW of Mt. Rudolph, north of Juniper Flat, east of Juniper Flat Rd. and south of Stagecoach Rd., EIR for Tentative Tract 5702 610 Comment
  UCR116067  Caucalis microcarpa O. F. Clarke, Jeanine Derby 1974-4-19 s.n. Riverside Lakeview Mountains, c. 2 mi. SSW of Mt. Rudolph, north of Juniper Flat, east of Juniper Flat Rd. and south of Stagecoach Rd., EIR for Tentative Tract 5702 610 Comment
  UCR116068  Hesperocnide tenella O. F. Clarke, Jeanine Derby 1974-4-19 s.n. Riverside Lakeview Mountains, c. 2 mi. SSW of Mt. Rudolph, north of Juniper Flat, east of Juniper Flat Rd. and south of Stagecoach Rd., EIR for Tentative Tract 5702 610 Comment
  UCR116069  Apiastrum angustifolium O. F. Clarke, Jeanine Derby 1974-4-19 s.n. Riverside Lakeview Mountains, c. 2 mi. SSW of Mt. Rudolph, north of Juniper Flat, east of Juniper Flat Rd. and south of Stagecoach Rd., EIR for Tentative Tract 5702 610 Comment
  UCR116070  Athysanus pusillus O. F. Clarke, Jeanine Derby 1974-4-19 s.n. Riverside Lakeview Mountains, c. 2 mi. SSW of Mt. Rudolph, north of Juniper Flat, east of Juniper Flat Rd. and south of Stagecoach Rd., EIR for Tentative Tract 5702 610 Comment
  UCR116071  Cryptantha microstachys O. F. Clarke, Jeanine Derby 1974-4-19 s.n. Riverside Lakeview Mountains, c. 2 mi. SSW of Mt. Rudolph, north of Juniper Flat, east of Juniper Flat Rd. and south of Stagecoach Rd., EIR for Tentative Tract 5702 610 Comment
  UCR116072  Saltugilia australis O. F. Clarke, Jeanine Derby 1974-4-19 s.n. Riverside Lakeview Mountains, c. 2 mi. SSW of Mt. Rudolph, north of Juniper Flat, east of Juniper Flat Rd. and south of Stagecoach Rd., EIR for Tentative Tract 5702 610 Comment
  UCR116073  Clematis pauciflora O. F. Clarke, Jeanine Derby 1974-4-13 s.n. Riverside Box Springs Mtns., E side of Box Springs Mtn. Rd. c. 1 mile above Pigeon Pass 686 Comment
  UCR116074  Alchemilla occidentalis O. F. Clarke, Jeanine Derby 1974-4-13 s.n. Riverside Box Springs Mtns., E side of Box Springs Mtn. Rd. c. 1 mile above Pigeon Pass 686 Comment
  UCR116075  Antirrhinum nuttallianum O. F. Clarke, Jeanine Derby 1974-4-13 s.n. Riverside Box Springs Mtns., E side of Box Springs Mtn. Rd. c. 1 mile above Pigeon Pass 686 Comment
  UCR116076  Senecio californicus O. F. Clarke, Jeanine Derby 1974-4-13 s.n. Riverside Box Springs Mtns., E side of Box Springs Mtn. Rd. c. 1 mile above Pigeon Pass 686 Comment
  UCR118634  Anredera cordifolia O. F. Clarke 1979-10-7 s.n. Riverside Riverside, abandoned orange orchard north of 1012 Spruce St. 305 Comment
  UCR118636  Pelargonium grossularioides O. F. Clarke 2001-4-30 s.n. Riverside Riverside, yard of Arlee Montalvo, Picacho Dr. east of UCR campus off Watkins Dr. 366 Comment
  UCR118639  Oncosiphon piluliferum O. F. Clarke 2001-4-15 s.n. Riverside Perris-Aguanga Basin Region, San Jacinto Wildlife Area, at headquarters off Davis Rd., north of Lakeview 442 Comment
  UCR118807  Artemisia vulgaris O. F. Clarke 2000-12-9 s.n. Riverside Peninsular Range, Riverside, in yard of O.F. Clarke residence at 266 Frost Court 360 Comment
  UCR118811  Fumaria officinalis O. F. Clarke 2000-3-14 s.n. Riverside Peninsular Range, Riverside, in yard of O.F. Clarke residence at 266 Frost Court 360 Comment
  UCR121262  Rubia tinctoria O. F. Clarke 2001-7-3 s.n. Riverside San Bernardino Valley region, Riverside, UCR Botanical Garden 335 Comment
  UCR12138  Salvia X bernardina O. F. Clarke 1972-3-13 s.n. Riverside University of California, Riverside. Botanic Garden 412 Comment
  UCR12209  Asclepias subulata O. F. Clarke 1969-11-22 s.n. Riverside Sonoran (Colorado) Desert, 4.5 mi. east of North Palm Springs, Coachella Valley 290 Comment
  UCR12247B  Plagiobothrys collinus O. F. Clarke 1973-1-21 s.n. Riverside Perris Basin, Motte Reserve, 2.5 mi. NW of Perris 579 Comment
  UCR12317  Eryngium aristulatum O. F. Clarke 1971-11-14 s.n. Riverside Peninsular Range, Mesa de Colorado on the Santa Rosa Plateau, just north of San Diego Co. line 627 Comment
  UCR123221  Atriplex rosea O. F. Clarke, Jeanine Derby 1973-9-14 s.n. Riverside Peninsular Range, Temecula 300 Comment
  UCR123223  Phacelia stellaris O. F. Clarke, Helga Forster 2000-1 s.n. Riverside San Bernardino Valley region, Riverside, west side of Santa Ana River opposite the south end of Mt. Rubidoux, SE of Flabob Airport, south of bend in Crestmore Rd. and 2 mi. south of Mission Blvd., east of Co. Parks Hqtrs. 229 Comment
  UCR124335  Piptatherum miliaceum O. F. Clarke 1972-5-28 s.n. Riverside Residence of O.F. Clarke, 1012 Spruce St., Riverside 305 Comment
  UCR12538  Soliva sessilis O. F. Clarke, H. Hails 1972-5-20 s.n. Riverside Santa Ana River Valley, City of Riverside, Santa Ana River bottom, just east of the Union Pacific railroad bridge. Comment
  UCR12684  Coronopus didymus O. F. Clarke, James K. Ryan 1969-5-28 s.n. Riverside City of Riverside. Yard of 1012 Spruce St. 335 Comment
  UCR13207  Filago depressa O. F. Clarke 1973-4-1 s.n. Riverside Sonoran (Colorado) Desert, just outside of Joshua Tree National Monument, near Cottonwood Canyon entry 671 Comment
  UCR13297  Chorizanthe corrugata O. F. Clarke 1973-4-1 s.n. Riverside Sonoran (Colorado) Desert, Plateau above Box Canyon, along State Hwy 195, c. midway between Hwy I-10 and the Salton Sea Comment
  UCR133043  Diplotaxis muralis O. F. Clarke 2002-5-1 s.n. Riverside Riverside; UCR Botanical Garden 351 Comment
  UCR13319  Senecio mohavensis O. F. Clarke 1973-4-1 s.n. Riverside Sonoran (Colorado) Desert, Plateau above Box Canyon, along State Hwy 195, c. midway between Hwy I-10 and the Salton Sea Comment
  UCR13342  Veronica arvensis O. F. Clarke 1973-2-2 s.n. Riverside Peninsular Range, University of California, Riverside campus, lawn at the SW corner of Batchelor Hall 331 Comment
  UCR13389  Sanicula tuberosa O. F. Clarke 1973-3-10 s.n. Riverside Peninsular Range; San Jacinto Mtns. Foothills, Hemet, from Loomis Ranch 640 Comment
  UCR13826B  Psathyrotes ramosissima O. F. Clarke 1976-3-6 s.n. Riverside Colorado Desert, Coachella Valley, Living Desert Reserve, Palm Desert 122 Comment
  UCR13931  Solanum lanceolatum O. F. Clarke 1973-9-14 s.n. Riverside Riverside, residential garden of Edmund C. Jaeger, 4475 6th Street 256 Comment
  UCR14059  Eriogonum wrightii var. nodosum O. F. Clarke 1973-10-14 s.n. Riverside San Jacinto Mtns., 1 mi east of Pinyon Flats Campground in the San Jacinto Mtns. Comment
  UCR14326  Chorizanthe polygonoides var. longispina O. F. Clarke, Paul Romero 1972-4-19 s.n. Riverside Gavilan Hills, Harford Springs, 25 miles southeast of Riverside 640 Comment
  UCR14448  Eragrostis curvula var. curvula O. F. Clarke, Jeanine Derby 1974-6-19 s.n. Riverside Perris-Aguanga Basin Region, [San Jacinto River] south of Ramona Expressway, 1/2 mile NW of Lakeview 432 Comment
  UCR14449  Atriplex coronata var. notatior O. F. Clarke, Jeanine Derby 1974-6-19 s.n. Riverside Perris-Aguanga Basin Region, [San Jacinto River] south of Ramona Expressway, 1/2 mile NW of Lakeview 432 Comment
  UCR14450  Atriplex parishii O. F. Clarke, Jeanine Derby 1974-6-19 s.n. Riverside Perris-Aguanga Basin Region, [San Jacinto River] south of Ramona Expressway, 1/2 mile NW of Lakeview 432 Comment
  UCR14479  Harpagonella palmeri O. F. Clarke 1973-4-19 s.n. Riverside Peninsular Range, Calvert property, Lake Skinner 610 Comment
  UCR14545  Pulicaria paludosa O. F. Clarke 1974-11-14 s.n. Riverside Riverside, Santa Ana Riverbottom Park Comment
  UCR14547  Samolus parviflorus O. F. Clarke, Jeanine Derby 1974-8-8 s.n. Riverside Peninsular Range, SW of Temecula in Walker Basin, Rancho California Property 427 Comment
  UCR14863B  Cercocarpus minutiflorus O. F. Clarke, A. C. Sanders, Dan Vossler 1975-7-23 s.n. Riverside Santa Ana Mountains, west of Murrieta,,west side of a canyon along Tenaja Road. Close to Mesa De Burro which forms the canyon wall a little farther down stream 549 Comment
  UCR153B  Croton setiger O. F. Clarke 1968-3-25 s.n. Riverside Riverside, UCR campus 396 Comment
  UCR15973  Physalis crassifolia Robert A. Clark 1966-3-5 030566- 11 Riverside Sonoran (Colorado) Desert, 8 miles east of Mecca on State Hwy 195 and about 3 miles up Box Canyon 15 Comment
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Sep 7 2011
  UCR163356  Pellaea andromedifolia O. F. Clarke 2002-3-15 s.n. Riverside San Jacinto Mtns., Brown Creek drainage just above the confluence with Twin Pines Creek, near the old Cabazon-Idyllwild Rd. 915 Comment
  UCR163357  Thysanocarpus curvipes O. F. Clarke 2002-3-15 s.n. Riverside San Jacinto Mtns., Brown Creek drainage just above the confluence with Twin Pines Creek, near the old Cabazon-Idyllwild Rd. 915 Comment
  UCR163358  Nemophila menziesii O. F. Clarke 2002-3-15 s.n. Riverside San Jacinto Mtns., Brown Creek drainage just above the confluence with Twin Pines Creek, near the old Cabazon-Idyllwild Rd. 915 Comment
  UCR163398  Pellaea mucronata O. F. Clarke 2002-3-15 s.n. Riverside San Jacinto Mtns., Brown Creek drainage just above the confluence with Twin Pines Creek, near the old Cabazon-Idyllwild Rd. 915 Comment
  UCR163399  Lupinus sparsiflorus O. F. Clarke 2002-3-15 s.n. Riverside San Jacinto Mtns., Brown Creek drainage just above the confluence with Twin Pines Creek, near the old Cabazon-Idyllwild Rd. 915 Comment
  UCR163400  Cheilanthes covillei O. F. Clarke 2002-3-15 s.n. Riverside San Jacinto Mtns., Brown Creek drainage just above the confluence with Twin Pines Creek, near the old Cabazon-Idyllwild Rd. 915 Comment
  UCR163401  Ericameria linearifolia O. F. Clarke 2002-3-15 s.n. Riverside San Jacinto Mtns., Brown Creek drainage just above the confluence with Twin Pines Creek, near the old Cabazon-Idyllwild Rd. 915 Comment
  UCR163402  Ceanothus perplexans O. F. Clarke 2002-3-15 s.n. Riverside San Jacinto Mtns., Brown Creek drainage just above the confluence with Twin Pines Creek, near the old Cabazon-Idyllwild Rd. 915 Comment
  UCR163589  Marah macrocarpa O. F. Clarke 2002-3-15 s.n. Riverside San Jacinto Mtns., Brown Creek drainage just above the confluence with Twin Pines Creek, near the old Cabazon-Idyllwild Rd. 915 Comment
  UCR163590  Baccharis salicifolia O. F. Clarke 2002-3-15 s.n. Riverside San Jacinto Mtns., Brown Creek drainage just above the confluence with Twin Pines Creek, near the old Cabazon-Idyllwild Rd. 915 Comment
  UCR163591  Lotus strigosus O. F. Clarke 2002-3-15 s.n. Riverside San Jacinto Mtns., Brown Creek drainage just above the confluence with Twin Pines Creek, near the old Cabazon-Idyllwild Rd. 915 Comment
  UCR163592  Dendromecon rigida O. F. Clarke 2002-3-15 s.n. Riverside San Jacinto Mtns., Brown Creek drainage just above the confluence with Twin Pines Creek, near the old Cabazon-Idyllwild Rd. 915 Comment
  UCR16464  Paeonia californica Robert A. Clark 1966-3-19 031966- 4 Riverside Santa Ana Mtns, Rural Corona, Sky Line Drive 2.5 mi. from entrance off Chase Avenue 274 Comment
  UCR16545  Plantago elongata O. F. Clarke, E. W. Lathrop 1966-5-10 s.n. Riverside Peninsular Range; Santa Ana Mtns., near lake on Mesa de Colorado 628 Comment
  UCR16665  Linanthus jonesii Robert A. Clark 1966-3-5 030566- 6 B Riverside Sonoran (Colorado) Desert, 8 miles east of Mecca on State Hwy 195 and about 3 miles up Box Canyon 15 Comment
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Sep 7 2011
  UCR16845  Pedicularis densiflora Robert A. Clark 1966-3-19 031966- 05 Riverside Peninsular Range; Santa Ana Mtns, Skyline Drive 6 miles from entrance off Chase Ave., Corona 762 Comment
  UCR16991  Abutilon theophrasti O. F. Clarke 1970-8-27 200 Riverside residence of Mrs. H.J. Baertschiger, Murrieta Comment
  UCR170021  Eriochloa contracta O. F. Clarke 2003-9-1 s.n. Riverside Peninsular Range, Riverside, UCR Botanical Garden, along wheelchair trail NW of rose garden 351 Comment
  UCR17007  Hydrocotyle umbellata O. F. Clarke 1975-7-21 s.n. Riverside Riverside, UCR Botanical Garden beside a pond 400 Comment
  UCR17043  Lycium andersonii O. F. Clarke 1970-11-14 s.n. Riverside Peninsular Range, Near the Hagney Property on the SE side of Lake Matthews Comment
  UCR17061  Araujia sericifera O. F. Clarke 1970-7-27 s.n. Riverside Upper Santa Ana River/San Bernardino Valley Region, University of California campus, orchard south of Pennsylvania Ave. [now Martin Luther King Blvd] and west of Canyon Crest Drive 336 Comment
  UCR171736  Melasphaerula ramosa O. F. Clarke, A. C. Sanders 2006-4-4 s.n. Riverside Riverside, UCR Botanical Garden 335 Comment
  UCR17333  Polygonum argyrocoleon O. F. Clarke 1978-10-20 s.n. Riverside Riverside; Rubidoux area, 0.5 mi. north of Santa Ana River, north side of Limonite, 0.3 mi west of Clay St. intersection Comment
  UCR17343  Monolepis nuttalliana O. F. Clarke 1970-9-24 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River bottom just east of the old Salt Lake RR Bridge 216 Comment
  UCR17381  Cuscuta pentagona O. F. Clarke 1978-10-23 s.n. Riverside Rubidoux, north side of Limonite Avenue, 0.3 mi. west of intersection with Clay Street Comment
  UCR17540  Amaranthus californicus O. F. Clarke 1978-9-23 s.n. Riverside San Jacinto Mtns, Valley Hi County Park 1183 Comment
  UCR17543  Sisymbrium erysimoides O. F. Clarke 1977-10-24 s.n. Riverside City of Riverside, UCR campus, garden east of Agricultural Extension 305 Comment
  UCR17617  Navarretia hamata O. F. Clarke, J. M. Harper, Helen Leach 1966-5-27 s.n. Riverside Santa Ana River bottom below the city sewage treatment plant Comment
  UCR17634  Asclepias eriocarpa O. F. Clarke 1975-7-20 s.n. Riverside San Jacinto Mtns, Valley Hi Co. Park at McMullen Flats off Hwy 243 1183 Comment
  UCR17686  Bothriochloa ischaemum O. F. Clarke 1965-10-12 s.n. Riverside Riverside, residential garden of O.F. Clarke, 1012 Spruce Street 306 Comment
  UCR17688  Alternanthera caracasana O. F. Clarke 1965-10-12 s.n. Riverside Riverside, residential garden of O.F. Clarke, 1012 Spruce Street 306 Comment
  UCR17750  Lupinus microcarpus var. densiflorus O. F. Clarke 1973-4-6 s.n. Riverside San Jacinto Mtns, Juaro Canyon, lower west side of the mountains near Soboba Hot Springs 549 Comment
  UCR17751  Leptodactylon californicum subsp. leptotrichomum O. F. Clarke 1973-4-6 s.n. Riverside San Jacinto Mtns, Juaro Canyon, lower west side of the mountains near Soboba Hot Springs 549 Comment
  UCR17752  Eriophyllum multicaule O. F. Clarke 1973-4-6 s.n. Riverside San Jacinto Mtns, Juaro Canyon, lower west side of the mountains near Soboba Hot Springs 549 Comment
  UCR17753  Lupinus truncatus O. F. Clarke 1973-4-6 s.n. Riverside San Jacinto Mtns, Juaro Canyon, lower west side of the mountains near Soboba Hot Springs 549 Comment
  UCR17807  Medicago minima O. F. Clarke 1973-4-6 s.n. Riverside San Jacinto Mtns, Juaro Canyon, lower west side of the mountains near Soboba Hot Springs 549 Comment
  UCR17808  Machaeranthera canescens O. F. Clarke 1973-4-6 s.n. Riverside San Jacinto Mtns, Juaro Canyon, lower west side of the mountains near Soboba Hot Springs 549 Comment
  UCR17809  Eriodictyon crassifolium var. crassifolium O. F. Clarke 1973-4-6 s.n. Riverside San Jacinto Mtns, Juaro Canyon, lower west side of the mountains near Soboba Hot Springs 549 Comment
  UCR17918  Trianthema portulacastrum O. F. Clarke 1973-8-6 s.n. Riverside UCR campus 336 Comment
  UCR18046  Carduus pycnocephalus O. F. Clarke 1967-5-2 s.n. Riverside Riverside, Box Springs Mts, Pigeon Pass Rd and County Dump Rd Comment
  UCR18047  Stylocline gnaphaloides O. F. Clarke 1967-1 s.n. Riverside UCR campus, in botanic garden Comment
  UCR18051  Herniaria cinerea O. F. Clarke 1967-1 s.n. Riverside UCR campus, in botanic garden Comment
  UCR18064  Linanthus pygmaeus O. F. Clarke 1967-5-2 s.n. Riverside Pigeon Pass in the Box Springs Mtns behind UC Riverside campus 610 Comment
  UCR18098  Chorizanthe coriacea O. F. Clarke 1967-5-2 s.n. Riverside Pigeon Pass in the Box Springs Mtns behind UC Riverside campus 610 Comment
  UCR18358  Euphorbia serpens O. F. Clarke 1977-10-10 s.n. Riverside University of California, Riverside campus, NE of parking lot #6. Comment
  UCR18434  Ambrosia confertiflora O. F. Clarke 1975-11-10 s.n. Riverside Box Springs Mtns., Two Trees Canyon 459 Comment
  UCR18538  Phacelia ciliata O. F. Clarke 1973-3-10 s.n. Riverside Lakeview Area, 2.5 mi north of Ramona Expressway on Davis Rd. 434 Comment
  UCR18598  Asphodelus fistulosus O. F. Clarke 1974-2-28 s.n. Riverside UC Riverside Botanic Garden Comment
  UCR18610  Plagiobothrys leptocladus O. F. Clarke 1973-3-10 s.n. Riverside Lakeview Area, 2.5 mi north of Ramona Expressway on Davis Rd. 434 Comment
  UCR18611  Lasthenia glabrata subsp. coulteri O. F. Clarke 1973-3-10 s.n. Riverside Lakeview Area, 2.5 mi north of Ramona Expressway on Davis Rd. 434 Comment
  UCR18612  Lepidium dictyotum var. acutidens O. F. Clarke 1973-3-10 s.n. Riverside Lakeview Area, 2.5 mi north of Ramona Expressway on Davis Rd. 434 Comment
  UCR18617  Monolepis nuttalliana O. F. Clarke 1973-3-10 s.n. Riverside Lakeview Area, 2.5 mi north of Ramona Expressway on Davis Rd. 434 Comment
  UCR19308  Xanthium spinosum O. F. Clarke 1964-6-20 s.n. Riverside Riverside, O.F. Clarke's property, 1012 Spruce Street 305 Comment
  UCR20642  Rafinesquia californica O. F. Clarke 1980-4-26 s.n. Riverside Menifee Valley Area, south of Sun City a few miles. 1.5 miles west from the intersection of Holland and Haun Roads, 2 miles SW of the intersection of Newport Rd and Hwy 395 473 Comment
  UCR20643  Lotus humistratus O. F. Clarke 1980-4-26 s.n. Riverside Menifee Valley Area, south of Sun City a few miles. 1.5 miles west from the intersection of Holland and Haun Roads, 2 miles SW of the intersection of Newport Rd and Hwy 395 473 Comment
  UCR20645  Plagiobothrys collinus var. californicus O. F. Clarke 1980-4-26 s.n. Riverside Menifee Valley Area, south of Sun City a few miles. 1.5 miles west from the intersection of Holland and Haun Roads, 2 miles SW of the intersection of Newport Rd and Hwy 395 473 Comment
  UCR20646  Plagiobothrys tenellus O. F. Clarke 1980-4-26 s.n. Riverside Menifee Valley Area, south of Sun City a few miles. 1.5 miles west from the intersection of Holland and Haun Roads, 2 miles SW of the intersection of Newport Rd and Hwy 395 473 Comment
  UCR20686  Veronica peregrina subsp. xalapensis O. F. Clarke 1980-4-26 s.n. Riverside Menifee Valley Area, south of Sun City a few miles. 1.5 miles west from the intersection of Holland and Haun Roads, 2 miles SW of the intersection of Newport Rd and Hwy 395 473 Comment
  UCR20687  Loeflingia squarrosa O. F. Clarke 1980-4-26 s.n. Riverside Menifee Valley Area, south of Sun City a few miles. 1.5 miles west from the intersection of Holland and Haun Roads, 2 miles SW of the intersection of Newport Rd and Hwy 395 473 Comment
  UCR20688  Plagiobothrys canescens O. F. Clarke 1980-4-26 s.n. Riverside Menifee Valley Area, south of Sun City a few miles. 1.5 miles west from the intersection of Holland and Haun Roads, 2 miles SW of the intersection of Newport Rd and Hwy 395 473 Comment
  UCR207186  Conium maculatum O. F. Clarke 2003-6-24 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207187  Fatoua villosa O. F. Clarke 2003-9-3 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207210  Stenotaphrum secundatum O. F. Clarke 2003-7-23 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 412 Comment
  UCR207214  Panicum O. F. Clarke 2002-11-3 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 412 Comment
  UCR207218  Elymus O. F. Clarke 2007-6-8 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207223  Setaria viridis O. F. Clarke 2003-7-23 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207224  Digitaria ischaemum O. F. Clarke 2003-6-22 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207230  Asparagus O. F. Clarke 2007-10-5 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207232  Brachypodium distachyon O. F. Clarke 2008-4-8 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207233  Brachypodium distachyon O. F. Clarke 2008-5-20 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207235  Conium maculatum O. F. Clarke 2007-4-27 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207241  Solanum O. F. Clarke 2004-6-1 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 412 Comment
  UCR207246  Gilia angelensis O. F. Clarke 2004-3-12 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 424 Comment
  UCR207247  Pennisetum setaceum O. F. Clarke 2004-4-9 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 412 Comment
  UCR207249  Chenopodium pumilio O. F. Clarke 2004-5-21 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 412 Comment
  UCR207255  Ranunculus muricatus O. F. Clarke 2002-5-25 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207263  Echinochloa colona O. F. Clarke 2005-9-13 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207264  Elymus repens O. F. Clarke 2005-6-5 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207268  Ranunculus muricatus O. F. Clarke 2005-3-21 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207276  Solanum rostratum O. F. Clarke 2004-5-21 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207277  Cestrum O. F. Clarke 2004-4-1 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207314  Dodecatheon clevelandii O. F. Clarke 1997-3-8 s.n. Riverside Peninsular Range, Box Springs Mtns., east edge of Riverside, along Box Springs Mtn. Rd. 668 Comment
  UCR207315  Lotus strigosus O. F. Clarke 1997-3-8 s.n. Riverside Peninsular Range, Box Springs Mtns., east edge of Riverside, along Box Springs Mtn. Rd. 668 Comment
  UCR207318  Solanum O. F. Clarke 2003-12-6 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 412 Comment
  UCR207320  Aster subulatus O. F. Clarke 2007-10-5 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 412 Comment
  UCR207321  Setaria viridis O. F. Clarke 2001-6-10 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 412 Comment
  UCR207325  Brachypodium distachyon O. F. Clarke 2006-4-24 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207327  Digitaria sanguinalis O. F. Clarke 2000-1-11 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207328  Festuca myuros O. F. Clarke 2000-4-27 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207329  Ehrharta erecta O. F. Clarke 2000-4-22 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207330  Bromus catharticus O. F. Clarke 2000-4-22 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207337  Phacelia distans O. F. Clarke 2004-3-15 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207340  Ranunculus muricatus O. F. Clarke 2004-3-22 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207342  Elymus repens O. F. Clarke 2004-5-17 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207343  Eragrostis O. F. Clarke 2004-8-18 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207344  Digitaria sanguinalis O. F. Clarke 2004-5-21 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207345  Hordeum murinum O. F. Clarke 2004-2-8 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207346  Lamarckia aurea O. F. Clarke 2004-3-27 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207353  Mirabilis laevis O. F. Clarke 2004-3-12 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 424 Comment
  UCR207356  Thysanocarpus laciniatus O. F. Clarke 1997-3-8 s.n. Riverside Peninsular Range, Box Springs Mtns., east edge of Riverside, along Box Springs Mtn. Rd. 668 Comment
Read comments
Nov 27 2009
  UCR207357  Alchemilla occidentalis O. F. Clarke 1997-3-8 s.n. Riverside Peninsular Range, Box Springs Mtns., east edge of Riverside, along Box Springs Mtn. Rd. 668 Comment
  UCR207358  Athysanus pusillus O. F. Clarke 1997-3-8 s.n. Riverside Peninsular Range, Box Springs Mtns., east edge of Riverside, along Box Springs Mtn. Rd. 668 Comment
  UCR207361  Cestrum O. F. Clarke 2002-11-24 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207369  Araujia sericifera O. F. Clarke 2008-8-11 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207371  Searsia pendulina O. F. Clarke 2009-5-11 s.n. Riverside Riverside, UCR Campus, NW corner of upper reservoir 358 Comment
  UCR207375  Bowlesia incana O. F. Clarke 2004-2-26 s.n. Riverside Peninsular Range, eastern edge of Riverside; Box Springs Mtns, Two Trees Canyon 412 Comment
  UCR207376  Festuca myuros O. F. Clarke 2004-2-26 s.n. Riverside Peninsular Range, eastern edge of Riverside; Box Springs Mtns, Two Trees Canyon 412 Comment
  UCR207463  Poa annua O. F. Clarke 2004-2-8 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207464  Amaranthus albus O. F. Clarke 2004-6-18 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207469  Elymus repens O. F. Clarke 2002-12-21 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207475  Urtica urens O. F. Clarke 2006-1-29 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207481  Solanum O. F. Clarke 2002-3-9 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 412 Comment
  UCR207484  Maytenus boaria O. F. Clarke 2003-4-21 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 412 Comment
  UCR207485  Gutierrezia californica O. F. Clarke 2003-11-5 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 412 Comment
  UCR207510  Forestiera pubescens O. F. Clarke 2004-3-14 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River c. 200 m below old Salt Lake Railroad bridge 215 Comment
  UCR207511  Mentzelia micrantha O. F. Clarke 2004-4-20 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River at Mission Blvd. Bridge below Mt. Rubidoux 238 Comment
  UCR207514  Melica imperfecta O. F. Clarke 2004-2-26 s.n. Riverside Peninsular Range, eastern edge of Riverside; Box Springs Mtns, Two Trees Canyon 412 Comment
  UCR207518  Bowlesia incana O. F. Clarke 2004-3-16 s.n. Riverside Peninsular Range, eastern edge of Riverside; Box Springs Mtns, Two Trees Canyon 412 Comment
  UCR207519  Bowlesia incana O. F. Clarke 2004-2-20 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 412 Comment
  UCR207521  Linum grandiflorum O. F. Clarke 2004-2-27 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 412 Comment
  UCR207524  Mirabilis laevis O. F. Clarke 2004-2-26 s.n. Riverside Peninsular Range, eastern edge of Riverside; Box Springs Mtns, Two Trees Canyon 412 Comment
  UCR207529  Petunia parviflora O. F. Clarke 2007-4-28 s.n. Riverside Peninsular Range; San Jacinto Valley, San Jacinto Wildlife Area 442 Comment
  UCR207547  Amaranthus blitum O. F. Clarke 2004-7-7 s.n. Riverside San Bernardino Valley Region, Riverside, Victoria Ave. bridge at Arroyo Tequesquite 262 Comment
  UCR207548  Nemophila menziesii O. F. Clarke 2004-3-27 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 424 Comment
  UCR207549  Coronilla O. F. Clarke 2004-2-4 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 412 Comment
  UCR207550  Cycloloma atriplicifolium O. F. Clarke 2004-4-20 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River at Mission Blvd. Bridge below Mt. Rubidoux 238 Comment
  UCR207551  Phacelia brachyloba O. F. Clarke 2004-4-20 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River at Mission Blvd. Bridge below Mt. Rubidoux 238 Comment
  UCR207552  Celtis australis O. F. Clarke 2003-10-6 s.n. Riverside Peninsular Range; Box Springs Mtns. Foothills, Riverside, UCR campus 366 Comment
  UCR207553  Phacelia ramosissima O. F. Clarke 2005-5-12 s.n. Riverside Peninsular Range; Moreno Valley, Kucera residence, 11681 Dalehurst, Moreno Valley 625 Comment
  UCR207560  Eleusine indica O. F. Clarke 2004-7-7 s.n. Riverside San Bernardino Valley Region, Riverside, Victoria Ave. bridge at Arroyo Tequesquite 262 Comment
  UCR207565  Eriogonum thurberi O. F. Clarke 2004-5-26 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River near the old Salt Lake Railroad bridge 215 Comment
  UCR207567  Eleocharis acicularis O. F. Clarke 2004-5-7 s.n. Riverside Peninsular Range; San Jacinto Valley, San Jacinto Wildlife Area 442 Comment
  UCR207568  Elymus triticoides O. F. Clarke 2004-5-26 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River near the old Salt Lake Railroad bridge 215 Comment
  UCR207569  Beta macrocarpa O. F. Clarke 2004-5-7 s.n. Riverside Peninsular Range; San Jacinto Valley, San Jacinto Wildlife Area 442 Comment
  UCR207574  Pennisetum clandestinum O. F. Clarke 2004-6-18 s.n. Riverside Peninsuar Range; Box Springs Mtns. Foothills, Riverside, UCR campus, south of the Humanities Theater 324 Comment
  UCR207596  Calystegia sepium subsp. binghamiae O. F. Clarke 2004-5-31 s.n. Riverside San Bernardino Valley Region, Riverside, along Spring Brook on the west side of Fairmont Park 238 Comment
  UCR207600  Trifolium repens O. F. Clarke 2004-4-6 s.n. Riverside Peninsular Range, Riverside, UCR campus 335 Comment
  UCR207604  Hydrocotyle ranunculoides O. F. Clarke 2004-5-26 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River near the old Salt Lake Railroad bridge 215 Comment
  UCR207605  Tribulus terrestris O. F. Clarke 2004-5-10 s.n. Riverside Peninsular Range, Riverside, UCR campus, agricultural operations area west of Canyon Crest Dr. and south of Martin Luther King Blvd., at 'Midgeville' the Entomology Dept. experimental ponds 302 Comment
  UCR207606  Mollugo verticillata O. F. Clarke 2004-5-10 s.n. Riverside Peninsular Range, Riverside, UCR campus, agricultural operations area west of Canyon Crest Dr. and south of Martin Luther King Blvd., at 'Midgeville' the Entomology Dept. experimental ponds 302 Comment
  UCR207607  Apium graveolens O. F. Clarke 2004-5-26 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River near the old Salt Lake Railroad bridge 215 Comment
  UCR207608  Sorghum halepense O. F. Clarke 2004-5-26 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River near the old Salt Lake Railroad bridge 215 Comment
  UCR207609  Cycloloma atriplicifolium O. F. Clarke 2004-5-26 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River near the old Salt Lake Railroad bridge 215 Comment
  UCR207610  Scirpus robustus O. F. Clarke 2004-5-7 s.n. Riverside Peninsular Range; San Jacinto Valley, San Jacinto Wildlife Area 442 Comment
  UCR207611  Cressa truxillensis O. F. Clarke 2004-5-7 s.n. Riverside Peninsular Range; San Jacinto Valley, San Jacinto Wildlife Area 442 Comment
  UCR207612  Eleusine indica O. F. Clarke 2003-9-29 s.n. Riverside Peninsular Range; Box Springs Mtns. Foothills, Riverside, UCR Campus 335 Comment
  UCR207614  Cyperus rotundus O. F. Clarke 2003-9-29 s.n. Riverside Peninsular Range; Box Springs Mtns. Foothills, Riverside, UCR Campus 335 Comment
  UCR207615  Baccharis sergiloides O. F. Clarke 2003-9-4 s.n. Riverside Peninsular Range; San Jacinto Mtns., Brown Creek drainage just above the confluence with Twin Pines Creek, near the old Cabazon-Idyllwild Rd. 915 Comment
  UCR207619  Forestiera pubescens O. F. Clarke 2005-10-15 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River c. 200 m below old Salt Lake Railroad bridge 215 Comment
  UCR207621  Polypogon monspeliensis O. F. Clarke 2004-4-20 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River at Mission Blvd. Bridge below Mt. Rubidoux 238 Comment
  UCR207622  Lolium perenne subsp. multiflorum O. F. Clarke 2004-4-20 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River at Mission Blvd. Bridge below Mt. Rubidoux 238 Comment
  UCR207623  Distichlis spicata O. F. Clarke 2004-4-20 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River at Mission Blvd. Bridge below Mt. Rubidoux 238 Comment
  UCR207624  Salsola O. F. Clarke 2004-3-24 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River near the old Salt Lake Railroad bridge 215 Comment
  UCR207625  Tauschia arguta O. F. Clarke 2004-3-28 s.n. Riverside Peninsular Range, Box Springs Mtns., east of Riverside and NW of Moreno Valley; off Quail Call Dr. 610 Comment
  UCR207628  Thalictrum fendleri var. polycarpum O. F. Clarke 2004-4-16 s.n. Riverside Peninsular Range, eastern edge of Riverside; Box Springs Mtns, Two Trees Canyon 412 Comment
  UCR207630  Veronica arvensis O. F. Clarke 2007-5-22 s.n. Riverside Peninsular Range, Riverside; UCR campus, north of Student Affairs Office 323 Comment
  UCR207633  Phacelia cicutaria var. hispida O. F. Clarke 2005-5-12 s.n. Riverside Peninsular Range; Moreno Valley, Kucera residence, 11681 Dalehurst, Moreno Valley 625 Comment
  UCR207639  Mimulus pilosus O. F. Clarke 2005-6-19 s.n. Riverside Peninsular Range; Gavilan Hills, Harford Springs County Park, off Idaleona Rd. 686 Comment
  UCR207644  Salvia reflexa O. F. Clarke 2003-6-20 s.n. Riverside Peninsular Range; Moreno Valley, Kucera residence, 11681 Dalehurst, Moreno Valley 625 Comment
  UCR207646  Setaria viridis O. F. Clarke 2003-9-29 s.n. Riverside Peninsular Range; Box Springs Mtns. Foothills, Riverside, UCR Campus 335 Comment
  UCR207759  Elymus triticoides O. F. Clarke 2004-5-31 s.n. Riverside San Bernardino Valley Region, Riverside, along Spring Brook on the west side of Fairmont Park 238 Comment
  UCR207782  Conyza coulteri O. F. Clarke 2005-9-18 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207783  Solanum nigrum O. F. Clarke 2005-9-19 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207784  Lamium amplexicaule O. F. Clarke 2004-3-13 s.n. Riverside San Bernardino Valley Region, Louis Rubidoux Nature Center, along the Santa Ana River, West Riverside 226 Comment
  UCR207785  Gnaphalium canescens subsp. microcephalum O. F. Clarke 2004-2-8 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207786  Hemizonia mohavensis O. F. Clarke 2003-9-4 s.n. Riverside Peninsular Range; San Jacinto Mtns., Brown Creek drainage just above the confluence with Twin Pines Creek, near the old Cabazon-Idyllwild Rd. 915 Comment
  UCR207809  Juglans californica O. F. Clarke 2004-3-14 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River c. 200 m below old Salt Lake Railroad bridge 215 Comment
  UCR207810  Cyperus esculentus O. F. Clarke 2004-7-7 s.n. Riverside San Bernardino Valley Region, Riverside, Victoria Ave. bridge at Arroyo Tequesquite 262 Comment
  UCR207812  Cyperus odoratus O. F. Clarke 2004-8-5 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River near the old Salt Lake Railroad bridge 215 Comment
  UCR207815  Anthriscus caucalis O. F. Clarke 2004-4-14 s.n. Riverside San Bernardino Valley Region, Riverside, west side of Santa Ana River opposite the south end of Mt. Rubidoux, SE of Flabob Airport, south of bend in Crestmore Rd. and 2 mi. south of Mission Blvd., east of Co. Parks Hqtrs. 229 Comment
  UCR207924  Salvia O. F. Clarke 2004-2-27 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 412 Comment
  UCR208341  Cyperus involucratus O. F. Clarke 2004-4-14 s.n. Riverside San Bernardino Valley Region, Riverside, west side of Santa Ana River opposite the south end of Mt. Rubidoux, SE of Flabob Airport, south of bend in Crestmore Rd. and 2 mi. south of Mission Blvd., east of Co. Parks Hqtrs. 229 Comment
  UCR208343  Lotus purshianus O. F. Clarke 2004-5-9 s.n. Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, along vernal pool trail 625 Comment
  UCR208348  Salvia columbariae O. F. Clarke 2004-3-24 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River near the old Salt Lake Railroad bridge 215 Comment
  UCR20847  Cryptantha intermedia O. F. Clarke 1980-4-26 s.n. Riverside Menifee Valley Area, south of Sun City a few miles. 1.5 miles west from the intersection of Holland and Haun Roads, 2 miles SW of the intersection of Newport Rd and Hwy 395 473 Comment
  UCR208621  Cyperus difformis O. F. Clarke 2004-8-22 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River near the dog park [Carlson Park] and Mission Blvd. bridge, NW foot of Mt. Rubidoux 238 Comment
  UCR21343  Baccharis brachyphylla O. F. Clarke 1966-10-5 s.n. Riverside Peninsular Range; Santa Rosa Mtns, east slope of mtns., Hwy 74 at Royal Carrizo Rd., near Black Hill 917 Comment
  UCR239597  Cryptantha intermedia O. F. Clarke 2004-3-12 s.n. Riverside Peninsular Range, Riverside; hills above UCR Botanical Garden 436 Comment
  UCR239599  Ambrosia acanthicarpa O. F. Clarke 2004-5-26 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River near the old Salt Lake Railroad bridge 215 Comment
  UCR239788  Amsinckia intermedia O. F. Clarke 2004-3-12 s.n. Riverside Peninsular Range, Riverside; hills above UCR Botanical Garden 436 Comment
  UCR239790  Plagiobothrys collinus O. F. Clarke 2004-2-27 s.n. Riverside Peninsular Range, Riverside; hills above (south of) UCR Botanical Garden 436 Comment
  UCR239791  Cryptantha muricata O. F. Clarke 2004-4-20 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River at Mission Blvd. Bridge below Mt. Rubidoux 238 Comment
  UCR239794  Cryptantha O. F. Clarke 2004-2-27 s.n. Riverside Peninsular Range, Riverside; hills above (south of) UCR Botanical Garden 436 Comment
  UCR239797  Pectocarya linearis O. F. Clarke 2004-3-24 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River near the old Salt Lake Railroad bridge 215 Comment
  UCR239798  Pectocarya penicillata O. F. Clarke 2004-3-14 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River c. 200 m below old Salt Lake Railroad bridge 215 Comment
  UCR239800  Plagiobothrys collinus O. F. Clarke 2006-4-15 s.n. Riverside Peninsular Range, Riverside; south side of UCR campus, hills by water tank 401 Comment
  UCR239801  Plagiobothrys collinus var. californicus O. F. Clarke 2004-3-12 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 424 Comment
  UCR239802  Symphytum officinale O. F. Clarke 2002-5-25 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR239803  Arabidopsis thaliana O. F. Clarke 2005-1-8 s.n. Riverside Peninsular Range, Riverside, UCR campus, planter area across driveway from Batchelor Hall loading dock 334 Comment
  UCR239804  Athysanus pusillus O. F. Clarke 2004-3-28 s.n. Riverside Peninsular Range, Box Springs Mtns., east of Riverside and NW of Moreno Valley; off Quail Call Dr. 610 Comment
  UCR239805  Brassica tournefortii O. F. Clarke 2004-2-25 s.n. Riverside San Bernardino Valley Region, Box Springs Mountains, Two Trees Canyon 412 Comment
  UCR239806  Brassica tournefortii O. F. Clarke 2004-3-24 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River near the old Salt Lake Railroad bridge 215 Comment
  UCR239807  Cardamine O. F. Clarke 2004-2-2 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR239815  Cotoneaster pannosus O. F. Clarke 2004-11-28 s.n. Riverside Riverside, south of Fairmont Park 239 Comment
  UCR239823  Euphorbia maculata O. F. Clarke 2003-9-1 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR239824  Euphorbia hirta O. F. Clarke 2007-6-8 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR239828  Phyllanthus O. F. Clarke 2007-10-15 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR239830  Lasthenia gracilis O. F. Clarke 2004-3-12 s.n. Riverside Peninsular Range, Riverside; hills above UCR Botanical Garden 436 Comment
  UCR239833  Acer negundo O. F. Clarke 2004-4-6 s.n. Riverside Peninsular Range, Riverside, UCR campus, near road to Botanic Garden 328 Comment
  UCR239836  Paullinia pinnata O. F. Clarke 2004-8-5 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR239841  Populus fremontii O. F. Clarke 2004-7-5 s.n. Riverside Louis Rubidoux Nature Center at RR bridge, Santa Ana River near Riverside 155 Comment
  UCR239844  Paullinia pinnata O. F. Clarke 2003-9-3 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR239851  Crinodendron patagua O. F. Clarke 2004-5-12 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR239855  Ehretia O. F. Clarke 2005-4-9 s.n. Riverside Peninsular Range; foothills of Box Springs Mtns., Riverside, Kalsa yard on Watkins Dr. 351 Comment
  UCR239857  Salix lasiolepis O. F. Clarke 2004-2-26 s.n. Riverside Peninsular Range, eastern edge of Riverside; Box Springs Mtns, Two Trees Canyon 412 Comment
  UCR239858  Euphorbia O. F. Clarke 2004-8-21 s.n. Riverside Peninsular Range, Riverside; UCR Botanic Garden 351 Comment
  UCR239859  Euphorbia O. F. Clarke 2003-1 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR239863  Escallonia O. F. Clarke 2004-10-4 s.n. Riverside La Sierra area of Riverside, Kaiser Park Sierra Hospital, Magnolia Ave. at Park Sierra Dr. 220 Comment
  UCR239864  Pyrola picta O. F. Clarke 2007-7-26 s.n. Riverside Peninsular Range; San Jacinto Mtns., James Reserve 1646 Comment
  UCR239868  Euphorbia serpens O. F. Clarke 2003-9-1 s.n. Riverside Peninsular Range, Riverside, UCR Botanical Garden, along wheelchair trail NW of rose garden 351 Comment
  UCR239869  Euphorbia serpillifolia O. F. Clarke 2004-5-8 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR239870  Euphorbia prostrata O. F. Clarke 2004-5-4 s.n. Riverside Riverside, UCR Campus 335 Comment
  UCR239879  Camissonia hirtella O. F. Clarke 2004-3-24 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River near the old Salt Lake Railroad bridge 215 Comment
  UCR239880  Camissonia californica O. F. Clarke 2004-3-31 s.n. Riverside Along Redlands Blvd. in the Badlands, between Moreno Valley and San Timoteo Canyon 655 Comment
  UCR239889  Hemizonia paniculata O. F. Clarke 2004-5-7 s.n. Riverside Peninsular Range; San Jacinto Valley, San Jacinto Wildlife Area 442 Comment
  UCR239891  Layia platyglossa O. F. Clarke 2004-3-16 s.n. Riverside Peninsular Range, eastern edge of Riverside; Box Springs Mtns, Two Trees Canyon 412 Comment
  UCR239894  Sisymbrium erysimoides O. F. Clarke 2004-3-25 s.n. Riverside Riverside, Santa Ana River west of Salt Lake Railroad bridge 216 Comment
  UCR239895  Sisymbrium erysimoides O. F. Clarke 2004-2-20 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 412 Comment
  UCR239896  Sisymbrium erysimoides O. F. Clarke 2004-2-13 s.n. Riverside Peninsular Range; Box Springs Mtns. Foothills, Riverside, UCR campus, old Citrus Expt. Station Director's Residence (now UC Extension) on south edge of campus 349 Comment
  UCR239897  Sisymbrium officinale O. F. Clarke 2004-4-20 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River at Mission Blvd. Bridge below Mt. Rubidoux 238 Comment
  UCR239899  Cryptantha muricata O. F. Clarke, G. R. Ballmer 1998-4-18 s.n. Riverside Peninsular Range; San Jacinto Mtns. Foothills, Friendly Hills Ranch, Loomis property, SE of Hemet near mouth of Bautista Canyon 655 Comment
  UCR239902  Rhus integrifolia O. F. Clarke 2004-3-16 s.n. Riverside Peninsular Range, eastern edge of Riverside; Box Springs Mtns, at top of North Peak 762 Comment
  UCR239905  Lepidium latifolium O. F. Clarke 2004-4-20 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River at Mission Blvd. Bridge below Mt. Rubidoux 238 Comment
  UCR239906  Lepidium lasiocarpum O. F. Clarke 2004-4-16 s.n. Riverside Peninsular Range, eastern edge of Riverside; Box Springs Mtns, North Loop Trail near Two Trees Canyon 701 Comment
  UCR239907  Diplotaxis muralis O. F. Clarke 2004-3-27 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR239908  Diplotaxis muralis O. F. Clarke 2003-4-1 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR239911  Cardamine O. F. Clarke 2006-1-26 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 412 Comment
  UCR239919  Hemizonia fasciculata O. F. Clarke 2004-5-2 s.n. Riverside Santa Ana River near Riverside 244 Comment
  UCR239920  Xanthium strumarium O. F. Clarke 2004-3-14 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River c. 200 m below old Salt Lake Railroad bridge 215 Comment
  UCR239924  Eclipta prostrata O. F. Clarke 2004-5-10 s.n. Riverside Peninsular Range, Riverside, UCR campus, agricultural operations area west of Canyon Crest Dr. and south of Martin Luther King Blvd., at 'Midgeville' the Entomology Dept. experimental ponds 302 Comment
  UCR239926  Bidens laevis O. F. Clarke 2005-11-25 s.n. Riverside Prado Basin, Santa Ana River near Corona 155 Comment
  UCR239927  Bidens laevis O. F. Clarke 2004-6-20 s.n. Riverside Santa Ana River near Riverside 244 Comment
  UCR239929  Bidens frondosa O. F. Clarke 2004-7-5 s.n. Riverside Louis Rubidoux Nature Center at RR bridge, Santa Ana River near Riverside 155 Comment
  UCR239932  Ambrosia psilostachya O. F. Clarke 2003-9-4 s.n. Riverside Peninsular Range; San Jacinto Mtns., Brown Creek drainage just above the confluence with Twin Pines Creek, near the old Cabazon-Idyllwild Rd. 915 Comment
  UCR239937  Hemizonia mohavensis O. F. Clarke 2003-9-4 s.n. Riverside Peninsular Range; San Jacinto Mtns., Brown Creek drainage just above the confluence with Twin Pines Creek, near the old Cabazon-Idyllwild Rd. 915 Comment
  UCR240766  Fumaria officinalis O. F. Clarke 2004-3-13 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR240767  Fumaria officinalis O. F. Clarke 2004-2-4 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 412 Comment
  UCR241671  Mercurialis annua O. F. Clarke 2011-2-27 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 365 Comment
  UCR241672  Mercurialis annua O. F. Clarke 2011-4-10 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 365 Comment
  UCR241673  Mercurialis annua O. F. Clarke 2010-12-31 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 365 Comment
  UCR241674  Polycarpon tetraphyllum O. F. Clarke 2010-5-28 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 365 Comment
  UCR241675  Mercurialis annua O. F. Clarke 2010-4-28 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 365 Comment
  UCR241676  Mercurialis annua O. F. Clarke 2010-5-22 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 365 Comment
  UCR241677  Brachypodium distachyon O. F. Clarke 2010-5-4 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR241678  Eriochloa O. F. Clarke 2010-5-22 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 365 Comment
  UCR245611  Pelargonium capitatum O. F. Clarke 2011-4-10 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 365 Comment
  UCR247999  Ambrosia confertiflora O. F. Clarke 2009-11-26 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR248003  Ranunculus muricatus O. F. Clarke 2010-4-16 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR248009  Celtis sinensis O. F. Clarke 2009-9-1 s.n. Riverside Riverside, UCR Botanic Garden 412 Comment
  UCR248025  Ageratina adenophora O. F. Clarke 2010-1 s.n. Riverside Peninsular Range, Riverside, UCR Botanic Garden 412 Comment
  UCR248027  Ligustrum O. F. Clarke 2011-5-2 s.n. Riverside Riverside, UCR Botanic Garden 412 Comment
  UCR248028  Gelsemium sempervirens O. F. Clarke 2010-7-30 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 365 Comment
  UCR248029  Akebia quinata O. F. Clarke 2011-3-3 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 365 Comment
  UCR248034  Ranunculus muricatus O. F. Clarke 2011-3-15 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR25143  Rumex conglomeratus O. F. Clarke 1972-5-28 s.n. Riverside Residence of O.F. Clarke, 1012 Spruce St., Riverside 305 Comment
  UCR260607  Senecio aphanactis O. F. Clarke 2004-4-16 s.n. Riverside Peninsular Range, eastern edge of Riverside; Box Springs Mtns, North Loop Trail near Two Trees Canyon 701 Comment
  UCR262453  Dianthus armeria O. F. Clarke 2007-7-26 s.n. Riverside San Jacinto Mtns., Lake Fulmor 1628 Comment
  UCR3222  Euphorbia prostrata O. F. Clarke 1970-9-20 s.n. Riverside City of Riverside, O.F. Clarke residence, 1012 Spruce Street [now the site of an apartment complex, 2001]. 305 Comment
  UCR3585A  Gutierrezia californica O. F. Clarke 1970-10-28 s.n. Riverside Riverside, Botanic Gardens of the University of California, Riverside 396 Comment
  UCR3744  Panicum capillare O. F. Clarke 1970-9-24 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River bottom just east of the old Salt Lake RR Bridge 216 Comment
  UCR38079  Brassica nigra O. F. Clarke 1985-5-13 s.n. Riverside San Jacinto River Valley, Gun club ponds east of Davis Road, a short distance north of Lakeview, east of the Bernasconi Hills 428 Comment
  UCR38080  Mesembryanthemum nodiflorum O. F. Clarke 1985-5-13 s.n. Riverside San Jacinto River Valley, Gun club ponds east of Davis Road, a short distance north of Lakeview, east of the Bernasconi Hills 428 Comment
  UCR38081  Lepidium pinnatifidum O. F. Clarke 1985-5-13 s.n. Riverside San Jacinto River Valley, Gun club ponds east of Davis Road, a short distance north of Lakeview, east of the Bernasconi Hills 428 Comment
  UCR4088  Juncus xiphioides O. F. Clarke 1970-9-24 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River bottom just east of the old Salt Lake RR Bridge 216 Comment
  UCR41055  Rumex dentatus O. F. Clarke 1985-5-13 s.n. Riverside San Jacinto River Valley, Gun club ponds east of Davis Road, a short distance north of Lakeview, east of the Bernasconi Hills 428 Comment
  UCR4328  Atriplex triangularis O. F. Clarke 1970-9-24 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River bottom just east of the old Salt Lake RR Bridge 216 Comment
  UCR4345  Amaranthus powellii O. F. Clarke, Jeanine Derby 1973-9-23 s.n. Riverside Santa Ana River Valley, City of Corona, river bottom area Comment
  UCR4362  Baccharis salicina O. F. Clarke 1970-10-28 s.n. Riverside Riverside, Botanic Gardens of the University of California, Riverside 396 Comment
  UCR441  Cyperus niger var. capitatus O. F. Clarke 1974-11-14 s.n. Riverside Riverside, Santa Ana Riverbottom Park Comment
  UCR442  Bolboschoenus maritimus subsp. paludosus O. F. Clarke 1970-9-24 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River bottom just east of the old Salt Lake RR Bridge 216 Comment
  UCR4566  Setaria pumila O. F. Clarke 1959-8-6 580806- 2 Riverside Riverside, residence of O.F.Clarke, 1012 Spruce St. 300 Comment
  UCR4567  Setaria verticillata O. F. Clarke 1959-8-6 590806- 04 Riverside Riverside, residence of O.F.Clarke, 1012 Spruce St. 300 Comment
  UCR4568  Setaria parviflora O. F. Clarke 1959-8-6 590806- 01 Riverside Riverside, residence of O.F.Clarke, 1012 Spruce St. 300 Comment
  UCR46779  Brassica oleracea O. F. Clarke 1987-3-16 s.n. Riverside 1012 Spruce St., Riverside. 305 Comment
  UCR4736  Draba cuneifolia O. F. Clarke 1966-2-3 s.n. Riverside Box Springs Mtns, E of the E end of Box [Big] Springs Road 305 Comment
  UCR5218  Ditaxis neomexicana O. F. Clarke 1966-10-5 661005- 07 Riverside Sonoran (Colorado) Desert, University of Calif, Riverside Desert Research Center [= Deep Canyon] 290 Comment
  UCR5261  Chenopodium pumilio O. F. Clarke 1966-10-12 661012- 16 Riverside Riverside, University of California, Riverside, Botanic Garden 400 Comment
  UCR5290  Ditaxis lanceolata O. F. Clarke 1966-10-5 661005- 06 Riverside Sonoran (Colorado) Desert, University of Calif, Riverside Desert Research Center [= Deep Canyon] 290 Comment
  UCR5292  Euphorbia eriantha O. F. Clarke 1966-10-5 661005- 05 Riverside Sonoran (Colorado) Desert, University of Calif, Riverside Desert Research Center [= Deep Canyon] 290 Comment
  UCR5293  Euphorbia polycarpa var. hirtella O. F. Clarke 1966-10-5 661005- 02 Riverside Sonoran (Colorado) Desert, University of Calif, Riverside Desert Research Center [= Deep Canyon] 290 Comment
  UCR5294  Euphorbia micromera O. F. Clarke 1966-10-5 661005- 25 Riverside Santa Rosa Mtns./ Sonoran (Colorado) Desert, University of Calif, Riverside Reserve [Deep Canyon], Big Horn Drive [to?] Royal Carrizo Rd 915 Comment
  UCR5295  Euphorbia prostrata O. F. Clarke 1966-10-2 661002- 11 Riverside Riverside, residential garden of O.F. Clarke, 1012 Spruce Street [now the site of an apartment complex, 2001] 305 Comment
  UCR5297  Euphorbia setiloba O. F. Clarke 1966-10-5 661005- 04 Riverside Sonoran (Colorado) Desert, University of Calif, Riverside Desert Research Center [= Deep Canyon] 290 Comment
  UCR5432  Eustoma exaltatum O. F. Clarke 1966-9-22 660922- 02 Riverside Santa Ana River bottom near Riverside Sewage Plant, Riverside Comment
  UCR5461  Trichostema lanceolatum O. F. Clarke 1966-10-12 661012- 27 Riverside Riverside, University of California, Riverside, Botanic Garden 400 Comment
  UCR5569  Dalea mollissima O. F. Clarke 1966-10-5 661005- 12 Riverside Sonoran (Colorado) Desert, University of Calif, Riverside Desert Research Center [= Deep Canyon] 290 Comment
  UCR5574  Caesalpinia virgata O. F. Clarke 1966-10-5 661005- 13 Riverside Sonoran (Colorado) Desert, University of Calif, Riverside Desert Research Center [= Deep Canyon] 290 Comment
Read comments
Jan 17 2010
  UCR5585  Fraxinus pennsylvanica subsp. velutina O. F. Clarke 1966-10-5 661005- 40 Riverside Peninsular Range; Santa Rosa Mtns., Santa Rosa Mountain Rd., first wooded canyon -- near University of California, Deep Canyon Desert Research Center 1829 Comment
  UCR5605  Epilobium canum O. F. Clarke 1966-10-15 661015- 06 Riverside San Jacinto/Santa Rosa Mtns., end of Big Horn Rd. 915 Comment
  UCR5606  Epilobium canum subsp. latifolium O. F. Clarke 1966-10-5 661005- 34 Riverside Peninsular Range; Santa Rosa Mtns., Santa Rosa Mountain Rd., first wooded canyon -- near University of California, Deep Canyon Desert Research Center 1829 Comment
  UCR5613  Boerhavia triquetra O. F. Clarke 1966-10-5 661005- 10 Riverside Sonoran (Colorado) Desert, University of Calif, Riverside Desert Research Center [= Deep Canyon] 290 Comment
  UCR5710  Eriogonum apiculatum O. F. Clarke 1966-10-5 661005- 37 Riverside Peninsular Range; Santa Rosa Mtns., Santa Rosa Mountain Rd., first wooded canyon -- near University of California, Deep Canyon Desert Research Center 1829 Comment
  UCR5722  Eriogonum wrightii var. membranaceum O. F. Clarke 1966-10-5 661005- 41 Riverside Peninsular Range; Santa Rosa Mtns., Santa Rosa Mountain Rd., first wooded canyon -- near University of California, Deep Canyon Desert Research Center 1829 Comment
  UCR5796  Cordylanthus rigidus subsp. setiger O. F. Clarke 1966-10-5 661005- 35 Riverside Peninsular Range; Santa Rosa Mtns., Santa Rosa Mountain Rd., first wooded canyon -- near University of California, Deep Canyon Desert Research Center 1829 Comment
  UCR5825  Parietaria hespera var. californica O. F. Clarke 1952-4-17 s.n. Riverside Citrus Experiment Station [UC Riverside campus] 396 Comment
  UCR5866  Physalis crassifolia O. F. Clarke 1966-10-15 661015- 11 Riverside San Jacinto/Santa Rosa Mtns., end of Big Horn Rd. 915 Comment
  UCR5867  Physalis philadelphica O. F. Clarke 1966-10-2 661002- 21 Riverside Riverside, residential garden of O.F. Clarke, 1012 Spruce Street [now the site of an apartment complex, 2001] 305 Comment
  UCR5868  Physalis acutifolia O. F. Clarke 1966-10-2 661002- 12 Riverside Riverside, residential garden of O.F. Clarke, 1012 Spruce Street [now the site of an apartment complex, 2001] 305 Comment
  UCR5997  Ceanothus tomentosus Robert A. Clark 1966-3-19 031966- 09 Riverside Santa Ana Mtns, Sky Line Drive 4 miles from entrance off Chase Ave 762 Comment
  UCR6046  Arctostaphylos glandulosa Robert A. Clark 1966-3-19 031966- 08 Riverside Peninsular Range; Santa Ana Mtns, Skyline Drive 6 miles from entrance off Chase Ave., Corona 762 Comment
  UCR62354  Centaurea repens O. F. Clarke 1990-5-24 s.n. Riverside Riverside, intersection of Jackson Street and Victoria Avenue Comment
  UCR6385  Lythrum hyssopifolia O. F. Clarke 1967-6-16 s.n. Riverside University of California, Riverside, Greenhouse 16 [near East Campus Dr. and Eucalyptus Dr.] Comment
  UCR6390  Abutilon theophrasti O. F. Clarke 1967-6-9 s.n. Riverside Riverside, O.F. Clarke residence at 1012 Spruce Street 366 Comment
  UCR6423  Eriastrum sapphirinum Lloyd Clark 1967-6-14 s.n. Riverside 0.5 mi north of corner of Wood Rd. and Eschscholtzia St.., Woodcrest Comment
  UCR6522  Phoradendron densum O. F. Clarke 1966-10-15 661015- 2 Riverside San Jacinto/Santa Rosa Mtns., end of Big Horn Rd. 915 Comment
  UCR6699  Arthrocnemum subterminale O. F. Clarke, Sue Freeman 1967-11-3 s.n. Riverside Perris Basin, c. 3 mi. north of Lakeview & c. 3 mi. SSE of Moreno 434 Comment
  UCR6701  Cuscuta subinclusa O. F. Clarke 1967-11-4 671104- 3 Riverside Santa Ana River channel, 0.5 mi. upstream from Salt Lake Railroad Bridge. Comment
  UCR6739  Lythrum californicum O. F. Clarke 1967-11-4 671104- 2 Riverside Santa Ana River channel, 0.25 mi. upstream from Salt Lake Railroad Bridge Comment
  UCR67966  Sisymbrium erysimoides O. F. Clarke 1973-4-1 s.n. Riverside City of Riverside, Corner of Spruce and Rustin Streets. 305 Comment
  UCR70724  Coreopsis bigelovii Ora M. Clark 1929-2-23 1562 Riverside Sonoran (Colorado) Desert, north of White Water Comment
  UCR7858  Cryptantha microstachys O. F. Clarke, R. Gagnon 1968-5-14 s.n. Riverside City of Riverside, Santa Ana River bottom off Fremont Avenue Comment
  UCR7884  Erigeron strigosus O. F. Clarke 1968-9-10 s.n. Riverside University of California, Riverside. Botanic Garden 412 Comment
  UCR7930  Amaranthus retroflexus O. F. Clarke 1968-10-8 s.n. Riverside Riverside, residence of O.F. Clarke, 1012 Spruce St. 306 Comment
  UCR8023  Verbascum virgatum O. F. Clarke 1968-5-21 s.n. Riverside Riverside. O.F.C. Residence, 1012 Spruce Street 305 Comment
  UCR8263  Alhagi pseudalhagi D. O. Clark 1969-7-2 s.n. Riverside Western Colorado Desert, Coachella Valley, 2 mi west of Mecca Comment
  UCR8433  Zygophyllum fabago subsp. brachycarpum D. O. Clark 1969-7-28 s.n. Riverside Sonoran (Colorado) Desert; Colorado River Valley, Cottonwood Lane between Hobson Way and 14th Ave., [East] Blythe 81 Comment
  UCR8436  Cuscuta salina O. F. Clarke 1969-8-6 s.n. Riverside vernal pool 3 mi. NE of Elsinore [Nichols Rd.?] Comment
  UCR8745  Solanum lanceolatum O. F. Clarke 1968-12-16 s.n. Riverside Riverside, residential garden of Edmund C. Jaeger, 4475 6th Street 256 Comment
  UCR8992  Atriplex semibaccata O. F. Clarke 1969-9-26 s.n. Riverside San Bernardino Valley/upper Santa Ana River Region, City of Riverside, University of California campus 335 Comment
  UCR9106  Brickellia desertorum O. F. Clarke 1969-10-8 s.n. Riverside San Bernardino Valley Region, Riverside, UCR campus, south side of campus Comment
  UCR9107  Mentha X piperita O. F. Clarke 1969-9-28 s.n. Riverside Riverside, residence of O.F. Clarke, 1012 Spruce Street 305 Comment
  UCR9134  Ericameria palmeri var. pachylepis O. F. Clarke 1969-10-14 s.n. Riverside Box Springs Mtns, Riverside, UCR campus, by entrance to Botanic Gardens 335 Comment
  UCR9260  Chrysothamnus paniculatus O. F. Clarke 1969-11-10 s.n. Riverside Sonoran (Colorado) Desert, Near Whitewater on Hwy 111, 2 mi. SE of point where 111 merges into Hwy I-10 at Verbenia Ave. 351 Comment
  UCR9262  Isocoma acradenia var. eremophila O. F. Clarke 1969-11-10 s.n. Riverside Sonoran (Colorado) Desert, Near Whitewater on Hwy 111, 2 mi. SE of point where 111 merges into Hwy I-10 at Verbenia Ave. 351 Comment
  UCR9266  Helianthemum scoparium O. F. Clarke 1969-10-25 s.n. Riverside San Jacinto Mtns, Along Banning- Idyllwild Rd. near the Poppet Flats turnoff 1280 Comment
  UCR9268  Pennisetum clandestinum O. F. Clarke 1969-11-10 s.n. Riverside University of California, Riverside Comment
  UCR9411  Bellis perennis O. F. Clarke 1970-2-13 s.n. Riverside San Bernardino Valley, At the reservoir on East University Ave., Riverside 366 Comment
  UCR949  Solanum lanceolatum O. F. Clarke 1970-10-27 s.n. Riverside Riverside, residential garden of Edmund C. Jaeger, 4475 6th Street 256 Comment
  UCR950  Chenopodium berlandieri O. F. Clarke 1970-9-24 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River bottom just east of the old Salt Lake RR Bridge 216 Comment
  UCR9533  Broussonetia papyrifera O. F. Clarke 1970-7-27 s.n. Riverside Riverside, residential garden of Mrs. Luther J. Tobias, 4460 7th Street Comment
  UCR9559  Polygonum lapathifolium O. F. Clarke 1968-9-18 s.n. Riverside From the campus of the University of California at Riverside Comment
  UCR9560  Rumex salicifolius var. salicifolius O. F. Clarke 1968-9-18 s.n. Riverside From the campus of the University of California at Riverside Comment
  UCR9567  Ericameria cuneata O. F. Clarke 1968-9-28 s.n. Riverside Santa Rosa Mtns, Toro Peak 2652 Comment
  UCSB37360  Pulicaria paludosa Clarke, O. 1972-9-17 Riverside Santa Ana river bottom Comment
  UCSB37488  Alhagi maurorum Clark, Dell 1969-7-2 Riverside 2 miles west of Mecca, Coachella Valley Comment
  UCSB37818  Carthamus tinctorius Oscar F. Clarke 1968-12-16 Riverside collected in University of California Riverside Greenhouse Comment
  UCSB37863  Holocarpha virgata Clarke, Oscar 1971-11-14 Riverside Mesa de Colorado on the Santa Rosa Plateau, near Santa Rosa Ranch; ~8 mi. West of Murietta; just N of San Diego County line 626 Comment
  UCSB45912  Ericameria palmeri Clarke, Oscar 1969-10-14 Riverside Box Springs Mtns.; by the entrance to the University of California at Riverside Botanic Garden Comment
  UCSB45914  Isocoma acradenia Clarke, Oscar 1969-11-10 Riverside Near Whitewater on Hwy. 111, 2 miles southeast of the point where it merges into Interstate Hwy. 10 at Verbenia Ave. Comment
  UCSB45928  Rumex conglomeratus Clarke, O. 1972-5-28 Riverside residence of O.F.Clarke, 1012 Spruce street, Riverside Comment
  UCSB45931  Ericameria paniculata Clarke, Oscar 1969-11-10 Riverside Near Whitewater Hwy. 111, 2 miles southeast of point where it merges into Interstate 10 at Verbenia Ave. Comment
  UCSB46786  Alstroemeria O. F. Clarke 1969-6-25 Riverside collected at 1012 Spruce Street Spruce Street Comment
  UCSB49861  Pulicaria paludosa Clarke, O. 1972-9-17 Riverside Santa Ana river bottom Comment
  IRVC26889  Artemisia annua O. F. Clarke 1998-9-22 s.n. Riverside Box Springs Mtns. foothills, weed in the yard at 266 Frost Court, just east of UCR Riverside 396 Comment
  IRVC28527  Atriplex triangularis O. F. Clarke 1970-9-24 s.n. Riverside Riverside, Santa Ana River bottom just E of the old Salt Lake River Bridge. Comment
  IRVC28533  Diplotaxis muralis O. F. Clarke 2002-5-1 s.n. Riverside Riverside; UCR Botanical Garden 351 Comment
  POM348040  Medicago polymorpha Ora M. Clark 1929-3-2 1633 Riverside Near Elsinore. Comment
  POM363962  Bromus rubens Ora M. Clark 1929-2-23 1554 Riverside North Whitewater., [Locality: 35?55'30N 116?38'15W] Comment
  RSA0010986  Lithophragma affine Ora M. Clark 1929-3-29 1949 Riverside S. Hemet. Comment
  RSA0019589  Ceanothus oliganthus var. oliganthus Ora M. Clark 1929-4-6 1950 Riverside South of Hemet. Comment
  RSA0021860  Echinocereus engelmannii var. engelmannii Ora M. Clark 1929-3-17 1761 Riverside S. Palm Springs. Comment
  RSA0022330  Ceanothus perplexans Ora M. Clark 1929-2-23 1523 Riverside South of Beaumont, San Jacinto Mountains Comment
  RSA0022956  Eschscholzia androuxii Ora M. Clark 1929-3-16 1721 Riverside NW Whitewater Comment
  RSA0023208  Eschscholzia papastillii Curtis Clark 1976-5-8 542 Riverside Sheephole Mtns, 21.9 miles S of Amboy on road to Twentynine Palms. 640 Comment
  RSA0023470  Tropidocarpum gracile Ora M. Clark 1929-2-23 1578 Riverside N. Whitewater, California Comment
  RSA0089612  Amsinckia intermedia Ora M. Clark 1929-4-6 1939 Riverside S. San Jacinto. Comment
  RSA0095110  Saltugilia australis Ora M. Clark 1929-3-16 1709 Riverside N of Whitewater. Colorado Desert. Comment
  RSA0117402  Collinsia concolor Ora M. Clark 1929-3-16 1714 Riverside N. of White Water Colorado Desert. Comment
  RSA311421  Sisymbrium erysimoides O. F. Clarke 1977-10-24 s.n. Riverside Riverside. Univ. of California campus. Garden area east of Agricultural Extension Bldg. (SE corner of garden). Comment
  RSA311422  Sisymbrium erysimoides O. F. Clarke 1973-05 s.n. Riverside Box Springs Mtns. north of Univ. of California, Riverside. Comment
  RSA381544  Brassica rapa O. F. Clarke 1987-3-16 s.n. Riverside Riverside. 1012 Spruce St. 305 Comment
  RSA480258  Alhagi maurorum D. O. Clark 1969-7-2 s.n Riverside 2 miles W of Mecca, Coachella Valley. Comment
  RSA549998  Chamaesyce maculata O. F. Clarke 1976-9-23 s.n. Riverside Common weed on UCR campus. Comment
  RSA550000  Chamaesyce prostrata O. F. Clarke 1976-9-23 s.n. Riverside Common weed on UCR campus. Comment
  RSA57872  Stillingia linearifolia Ora M. Clark 1929-3-16 1957 Riverside N. of Whitewater. Comment
  SEINET11841375  Felicia amelloides O. F. Clarke 1970-1 s.n. Riverside Riverside, University of California campus, Botanic Gardens Comment
  SEINET11841379  Chrysothamnus paniculatus O. F. Clarke 1969-1 s.n. Riverside near Whitewater on Hwy 111, 2 mi SE of junction with I-10 at Verbenia Ave Comment
  SEINET11841383  Gutierrezia californica O. F. Clarke 1970-1 s.n. Riverside Botanic Gardens of the University of California, Riverside Comment
  SEINET12193322  Eucalyptus citriodora O. F. Clark 1967-1 C 670204 -1 Riverside Riverside, Univ. of California Campus, S side of Life Science Blgd Comment
  SEINET4063038  Brodiaea filifolia O. M. Clark 1932-1 Riverside Comment



  Copyright © 2019 Regents of the University of California — Updated 11 January 2019
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