Search Results — 198 specimen records retrieved (75 records with coordinates)
Results for search: County=LOS ANGELES; Source=All; Collector=Tilforth;   

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC285958  Conyza bonariensis C. W. Tilforth 1968-5-1 154 Los Angeles Waste ground south of Service Bldg., LASCA, Arcadia Comment
  CAS-BOT-BC287258  Cotula australis C. W. Tilforth 1968-2-19 131 Los Angeles LASCA [Los Angeles State and County Arboretum] Comment
  CAS-BOT-BC294822  Erigeron breweri var. covillei C. W. Tilforth 1973-5-24 821 Los Angeles Bob's Gap, c. 2 mi. e.n.e. of Valyermo, Holcomb Ridge Comment
  CHSC23186  Proboscidea lutea C. W. Tilforth 1973-10-2 959 Los Angeles Weedy annual, introduced at Rancho Santa Ana Botanic Garden. Comment
  HSC65714  Iva axillaris C. W. Tilforth, S. Nilsson 1972-7-20 42188 Los Angeles Caldwell Lake near Valyermo (sag pond on the San Andreas fault 1570 Comment
  RSA209537  Rosa californica C. W. Tilforth 1969-6-8 202 Los Angeles East of Colima Ave. between Whittier and West Covina in Puente Hills. Comment
  RSA209551  Lupinus elatus C. W. Tilforth 1970-7-28 287 Los Angeles Cortelyou Springs, State Hwy 2, San Gabriel Mts. 2134 Comment
  RSA210981  Encelia californica C. W. Tilforth 1969-4-1 199 Los Angeles W of Colima Ave, N of Whittier. Comment
  RSA219219  Buddleja saligna C. W. Tilforth, John Dourley 1970-9-17 307 Los Angeles Growing on bank above canyon floor at about the Heaton Flat area, west side of East Fork San Gabriel River Comment
  RSA219229  Stachys albens C. W. Tilforth, John Dourley 1970-9-17 308 Los Angeles East Fork San Gabriel River. Comment
  RSA226494  Amorpha californica var. californica C. W. Tilforth 1971-6-6 383 Los Angeles Johnson's Pastures, hills N of Claraboya, Claremont. Comment
  RSA226507  Trifolium willdenovii C. W. Tilforth 1971-5-2 351 Los Angeles San Dimas Canyon, n. of Pomona. Comment
  RSA226514  Ribes indecorum C. W. Tilforth 1971-5-29 375 Los Angeles Johnson s Pastures; hills at n. end of Mountain Ave. above Clare Boya, Claremont. Comment
  RSA226522  Dudleya multicaulis C. W. Tilforth 1971-5-30 381 Los Angeles Johnson's Pastures; hills n. of Claraboya, Claremont 487 Comment
  RSA226544  Lupinus excubitus var. hallii C. W. Tilforth 1969-5-31 194 Los Angeles Small Canyon 1/2 mile E of intersection of Colima Rd and Punta Del Este Ave, north of Whittier, Comment
Read comments
Aug 6 2014
  RSA239027  Elymus elymoides subsp. elymoides C. W. Tilforth, John Dourley 1973-5-24 817 Los Angeles 2.3 mi. NW of Mile High, above Shoemaker Canyon, north edge of San Gabriel Mountains. Comment
  RSA239028  Achnatherum speciosum C. W. Tilforth, John Dourley 1973-5-24 816 Los Angeles Bob's Gap, ca. 2 miles NE of Valyermo, north desert slope of San Gabriel Mountains. Comment
  RSA239419  Lessingia glandulifera var. glandulifera C. W. Tilforth, John Dourley 1973-5-24 820 Los Angeles Bob's Gap, ca. 2 miles NE of Valyermo, north edge of San Gabriel Mountains. Comment
  RSA239426  Allium fimbriatum var. fimbriatum C. W. Tilforth, John Dourley 1973-5-24 809 Los Angeles 2.3 mi. NW of Mile High, above Shoemaker Canyon, north edge of San Gabriel Mountains. Comment
  RSA239428  Salvia dorrii var. pilosa C. W. Tilforth, John Dourley 1973-5-24 815 Los Angeles Bob's Gap, 2 mi ENE of Valyermo Comment
  RSA239429  Krascheninnikovia lanata C. W. Tilforth, John Dourley 1973-5-24 827 Los Angeles Bob's Gap Comment
Read comments
Dec 14 2011
  RSA239431  Juniperus californica C. W. Tilforth, John Dourley 1973-5-24 819 Los Angeles Bob's Gap, 2 mi ENE of Valyermo Comment
  RSA240615  Antirrhinum multiflorum C. W. Tilforth 1973-6-28 890 Los Angeles San Antonio Canyon, N of Claremont. Comment
  RSA240629  Ceanothus leucodermis C. W. Tilforth, John Dourley, Guy Steenhuizen 1973-7-13 893 Los Angeles W. side of San Antonio Canyon, n. of Claremont Comment
  RSA240651  Leptosiphon breviculus C. W. Tilforth, John Dourley 1973-5-24 812 Los Angeles Bob's Gap, ca. 2 miles NE of Valyermo, north desert slope of San Gabriel Mountains. Comment
  RSA244371  Grayia spinosa C. W. Tilforth, John Dourley 1973-5-24 818 Los Angeles Bob s Gap, c. 2 mi. ENE of Valyermo Comment
  RSA244373  Helianthus gracilentus C. W. Tilforth, G. Steenhuizen 1973-8-6 892 Los Angeles San Antonio Canyon High exposed bank above road along west side of San Anonio Canyon, north of Claremont Comment
  RSA254332  Erigeron breweri var. covillei C. W. Tilforth 1973-5-24 821 Los Angeles Bob's Gap, c. 2 mi. ENE of Valyermo, Holcomb Ridge. Comment
  RSA254367  Polypodium californicum C. W. Tilforth 1975-4-21 977 Los Angeles Palmer Canyon, n of Claremont Comment
  RSA254373  Anthriscus caucalis C. W. Tilforth 1975-4-21 979 Los Angeles Palmer Canyon, n of Claremont Comment
  RSA255851  Ericameria pinifolia C. W. Tilforth 1975-10-14 1195 Los Angeles between College Ave and Mills Ave, N of Foothill Blvd Comment
  RSA258390  Vulpia myuros C. W. Tilforth 1972-4-12 472 Los Angeles [Rancho Santa Ana Botanic Garden, Claremont.] Comment
  RSA258391  Bromus rubens C. W. Tilforth 1972-4-12 471 Los Angeles [Rancho Santa Ana Botanic Garden, Claremont.] Comment
  RSA258392  Bromus hordeaceus C. W. Tilforth 1972-4-13 476 Los Angeles Rancho Santa Ana Botanic Garden. [Claremont] 412 Comment
  RSA258394  Eragrostis cilianensis C. W. Tilforth 1972-6-28 603 Los Angeles RSABG. Found in block 17-21 in heavy soil of Mesa. Comment
  RSA258395  Hordeum vulgare C. W. Tilforth 1973-4-18 771 Los Angeles Weeds of RSABG Comment
  RSA258400  Hordeum murinum subsp. glaucum C. W. Tilforth 1972-4-22 510 Los Angeles Weeds of Rancho Santa Ana Botanic Garden Comment
  RSA258428  Aira caryophyllea C. W. Tilforth 1972-4-17 494 Los Angeles Found only in neglected pots in Screen House. [no precise locality indicated, but label header reads 'Weeds of Rancho Santa Ana Botanic Garden.' Probably collected from greenhouse at RSABG] Comment
  RSA258431  Bromus diandrus Dick Tilforth 1972-4-14 481 Los Angeles [Claremont. Rancho Santa Ana Botanic Garden.] 412 Comment
  RSA258432  Cynodon dactylon C. W. Tilforth 1972-8-15 619 Los Angeles [Rancho Santa Ana Botanic Garden, Claremont.] 412 Comment
  RSA271169  Phacelia curvipes C. W. Tilforth 1978-4-17 1531 Los Angeles Bob s Gap, about 2 1/2 mile north-east of Valyermo, north (desert) slopes of San Gabriel Mountains. 1098 Comment
  RSA271426  Encelia californica C. W. Tilforth, Walter Wisura, John Dourley 1978-6-8 1591 Los Angeles Base of bluffs at Point Dume, west of Malibu Comment
  RSA271432  Mimulus fremontii var. fremontii C. W. Tilforth, John Dourley, W. Wisura 1978-5-17 1524 Los Angeles Bob's Gap, about 2 1/2 air miles northeast of Valyermo, north slopes of San Gabriel Mountains. 1098 Comment
  RSA271439  Rhus integrifolia C. W. Tilforth, J. Dourley, Walter Wisura 1978-6-8 1592 Los Angeles At base of bluffs, Point Dume State Beach, Point Dume. Comment
  RSA271440  Mirabilis laevis var. crassifolia C. W. Tilforth 1978-6-8 1595 Los Angeles Base of bluffs at Point Dume, west of Malibu Comment
  RSA271447  Coreopsis bigelovii C. W. Tilforth, John Dourley, Walter Wisura 1978-4-17 1529 Los Angeles Bob's Gap, about 2 1/2 mile north-east of Valyermo, north (desert) slopes of San Gabriel Mountains. 1097 Comment
  RSA271452  Camissonia campestris subsp. campestris C. W. Tilforth, John Dourley, Walter Wisura 1978-4-17 1536 Los Angeles Antelope Valley, 3.5 miles E of Pearblossom along Highway 168 and 3.5 air miles N of Bob's Gap Comment
  RSA273021  Chrysothamnus nauseosus subsp. hololeucus C. W. Tilforth, John Dourley 1978-10-23 1716 Los Angeles Along Angeles Forest [Highway] (N3), desert side of San Gabriel Mtns. 1037 Comment
  RSA282771  Scutellaria tuberosa C. W. Tilforth, B. Busenberg 1980-2-28 1929 Los Angeles Above Thompson Creek, between Palmer Canyon & Live Oak Canyon, north of Claremont. Comment
  RSA287991  Phacelia ramosissima var. austrolitoralis C. W. Tilforth 1978-6-8 1596 Los Angeles Base of bluffs at Point Dume, west of Malibu Comment
  RSA287994  Antirrhinum nuttallianum subsp. subsessile C. W. Tilforth, John Dourley, Walter Wisura 1978-4-5 1593 Los Angeles Base of bluffs at Point Dume. west of Malibu Comment
  RSA291590  Ribes californicum var. hesperium C. W. Tilforth, Walter Wisura 1979-5-15 1796 Los Angeles Johnson s Pasture above Claraboya, n. of Pomona. Comment
  RSA291702  Colutea arborescens C. W. Tilforth 1981-12-10 2193 Los Angeles Along old road from Chantry Flat to East fork Santa Anita Rier Comment
  RSA293344  Eriogonum plumatella C. W. Tilforth, Dorothy Tilforth 1981-8-27 2144 Los Angeles 3 miles west of Pearblossom along Hwy 138. 915 Comment
  RSA293510  Grindelia camporum var. bracteosa C. W. Tilforth, Walter Wisura 1979-6-13 1812 Los Angeles Johnstons pasture, hills above Claraboya, north of Pomona Comment
  RSA314058  Briza maxima C. W. Tilforth 1983-6-21 2225 Los Angeles Along east wall of potting shed, RSABG, Claremont Comment
  SD120665  Dudleya multicaulis C. W. Tilforth, Wisura 1982-4-29 Los Angeles Rancho Santa Ana Botanic Garden. Comment
  SD72210  Persicaria punctata C. W. Tilforth 1968-10-1 178 Los Angeles From south bank of upper lagoon, Los Angeles State and County Arboretum, Arcadia Comment
  SD82939  Dudleya multicaulis C. W. Tilforth 1971-5-30 381 Los Angeles Johnson's Pastures; hills north of Claraboya, Claremont. Comment
  UC1262267  Phacelia curvipes C. W. Tilforth, J. Dourley, W. Wisura 1978-4-17 1531 Los Angeles Bob's Gap, about 2 1/2 air miles NE of Valyermo, north slope of San Gabriel Mountains. 1097 Comment
  UC1262271  Mimulus fremontii var. fremontii C. W. Tilforth, J. Dourley, W. Wisura 1978-4-17 1524 Los Angeles 2.5 air mi ne Valyermo (n slopes of mtns.); San Gabriel Mtns., Bob's Gap 1097 Comment
  UC1262277  Coreopsis bigelovii C. W. Tilforth, J. Dourley, W. Wisura 1978-4-17 1529 Los Angeles 2.5 air mi ne Valyermo (n (desert) slopes of San Gabriel Mtns.); San Gabriel Mtns., Bob's Gap 1097 Comment
  UC1334724  Polygonum punctatum C. W. Tilforth 1968-10-1 178 Los Angeles Los Angeles State and County Arboretum Arcadia (s bank of upper lagoon) Comment
  UC1424823  Osmorhiza brachypoda C. W. Tilforth 1976-3-30 1207 Los Angeles n Claremont; San Gabriel Mountains, Evey Canyon Comment
  UC1424845  Phacelia ramosissima var. austrolitoralis C. W. Tilforth, J. Dourley, W. Wisura 1978-6-8 1596 Los Angeles w Malibu (base of bluffs); Point Dume Comment
  UC1424869  Lessingia glandulifera var. glandulifera C. W. Tilforth and John Dourley 1973-5-24 820 Los Angeles c. 2 mi ene Valyermo (Bob's Gap, n edge San Gabriel Mtns.); n edge of San Gabriel Mtns. Comment
  UC1483332  Lepidospartum squamatum C. W. Tilforth 1975-10-14 1194 Los Angeles between College Ave and Mills Ave; Foothills Blvd. Comment
  UC1532951  Anthriscus caucalis C. W. Tilforth 1975-4-21 979 Los Angeles n of Claremont (Palmer Canyon); Palmer Canyon Comment
  UC1532954  Lessingia glandulifera var. glandulifera C. W. Tilforth and John Dourley 1973-5-24 820 Los Angeles ca 2 mi ene Valyermo (n edge of mountains); San Gabriel Mountains, Bob's Gap Comment
  UC1532956  Ericameria linearifolia C. W. Tilforth and John Dourley 1973-5-24 810 Los Angeles 2.3 mi nw Mile High (above Shoemaker Canyon, n edge of San Gabriel Mts.); San Gabriel Mtns. Comment
  UCR136938  Proboscidea lutea C. W. Tilforth 1973-10-2 959 Los Angeles San Gabriel Valley, Rancho Santa Ana Botanic Garden [Claremont] 427 Comment
  UCR142902  Helianthus gracilentus C. W. Tilforth, G. Steenhuizen 1973-7-6 892 Los Angeles San Gabriel Mtns., road along west side of San Antonio Canyon, north of Claremont 1220 Comment
  UCR19751  Viola pedunculata C. W. Tilforth 1969-4-2 179 Los Angeles West side of Colima Ave., just north of Punta del Este Road, between Whittier and West Covina 192 Comment
  UCR8288  Polygonum punctatum C. W. Tilforth 1968-10-1 178 Los Angeles San Gabriel Valley, Arcadia, Los Angeles State and County Arboretum 183 Comment
  UCR95767  Eriogonum plumatella C. W. Tilforth, Dorothy Tilforth 1981-8-27 2144 Los Angeles 3 mi west of Pearblossom along Hwy 138. 915 Comment
  CAS-BOT-BC180747  Salsola tragus C. W. Tilforth 1968-7-7 140 b Los Angeles West Road, Whittier Comment
  CAS-BOT-BC223022  Galium angustifolium C. W. Tilforth 1969-5-31 196 Los Angeles 1/2 mi e of intersection of Colima Rd & Punta del Este Ave, n of Whittier Comment
  CAS-BOT-BC226320  Gilia latiflora subsp. davyi C. W. Tilforth; J. Dourley; W. Wisura 1978-4-17 1535 Los Angeles Jct. of Hiway 168 and 165 St., 3 1/2 miles east of Pearblossom & c. 3 1/2 air miles north of Bob's Gap Comment
  CAS-BOT-BC272065  Centaurea melitensis C. W. Tilforth 1969-5-31 197 Los Angeles 1/2 mile east of intersection of Colima Ave. and Punta del Este St. norht of Whittier Comment
  CAS-BOT-BC299294  Deinandra fasciculata C. W. Tilforth 1969-7-1 206 Los Angeles Mouth of small canyon 1/2 mi. east of Colima Ave. and Punta del Este St. intersection north of Whittier Comment
  CAS-BOT-BC340578  Lactuca serriola C. W. Tilforth 1969-8-10 234 Los Angeles Whittier Comment
  CAS-BOT-BC37084  Capsella bursa-pastoris C. W. Tilforth 1968-11-23 132 Los Angeles Los Angeles State and County Arboretum. Comment
  CAS-BOT-BC374608  Sonchus oleraceus C. W. Tilforth 1969-7-17 210 Los Angeles Rancho Santa Ana Bot. Gard., Claremont Comment
  CAS-BOT-BC374609  Sonchus oleraceus C. W. Tilforth 1969-11-22 238 Los Angeles Rancho Santa Ana Bot. Gard., Claremont Comment
  CAS-BOT-BC387012  Silene gallica C. W. Tilforth 1970-3-19 251 Los Angeles Rancho Santa Ana Bot. Gard., Claremont, LASCA Comment
  CAS-BOT-BC392525  Stellaria media C. W. Tilforth 1968-2-19 130 Los Angeles Tallac Knoll, LASCA; Arcadia Comment
  CAS-BOT-BC403754  Salpichroa origanifolia C. W. Tilforth 1969-9-10 235 Los Angeles Hillside east of Adm. Bldg., Rancho Santa Ana Botanic Garden, Claremont Comment
  CAS-BOT-BC404321  Urtica urens C. W. Tilforth 1970-1-14 242 Los Angeles Rancho Santa Ana Bot. Gard., Claremont Comment
  CAS-BOT-BC404322  Urtica urens C. W. Tilforth 1970-2-24 248 Los Angeles Rancho Santa Ana Bot. Gard., Claremont Comment
  CAS-BOT-BC413997  Polygonum aviculare subsp. aviculare C. W. Tilforth 1968-4-17 141 b Los Angeles LASCA Comment
  CAS-BOT-BC413998  Polygonum aviculare subsp. aviculare C. W. Tilforth 1968-3-14 141 a Los Angeles LASCA Comment
  CAS-BOT-BC42856  Ambrosia acanthicarpa C. W. Tilforth 1969-10-17 236 Los Angeles N of Rancho Santa Ana Bot. Garden Comment
  CAS-BOT-BC43173  Descurainia pinnata subsp. brachycarpa C. W. Tilforth 1970-3-3 249 Los Angeles Rancho Santa Ana Botanical Garden, Claremont. Comment
  CAS-BOT-BC433249  Rumex crispus C. W. Tilforth 1970-3-30 254 Los Angeles Rancho Santa Ana Bot. Gard., Claremont Comment
  CAS-BOT-BC433250  Rumex crispus C. W. Tilforth 1970-3-30 254 Los Angeles Rancho Santa Ana Bot. Gard., Claremont Comment
  CAS-BOT-BC439965  Claytonia perfoliata subsp. mexicana C. W. Tilforth; Jack Stumbo 1968-4-4 147 Los Angeles Lux Arboretum Annex; Monrovia 762 Comment
  CAS-BOT-BC440114  Claytonia perfoliata subsp. perfoliata C. W. Tilforth; Jack Stumbo 1968-4-4 147 Los Angeles Lux Arboretum Annex; Monrovia 762 Comment
  CAS-BOT-BC460918  Chenopodium missouriense C. W. Tilforth 1968-3-11 138 a Los Angeles Western end of Tallac Knoll, LASCA, Arcadia Comment
  CAS-BOT-BC75232  Sisymbrium irio C. W. Tilforth 1970-1-27 246 Los Angeles Los Angeles County Fairgrounds, south of La Verne. Comment
  CAS-BOT-BC84664  Anthemis cotula C. W. Tilforth 1969-6-13 204 Los Angeles End of small canyon 1/2 mi east of intersection of Colima Ave & Punta del Este St north of Whittier Comment
  CAS-BOT-BC88916  Lepidium densiflorum var. densiflorum C. W. Tilforth 1970-4-9 256 Los Angeles Rancho Santa Ana Botanic Garden, Claremont. Comment
  CAS-BOT-BC89083  Lepidium didymum C. W. Tilforth 1970-4-17 258 Los Angeles Rancho Santa Ana Botanic Garden, Claremont. Comment
  HSC31049  Ibicella lutea C. W. Tilforth 1973-10-2 959 Los Angeles Rancho Santa Ana Botanic Garden. Comment
  HSC78682  Ornithostaphylos oppositifolia C. W. Tilforth 1976-3-10 1205 Los Angeles Garden grown from seed brought from Baja Ca. MEX, recently found as chaparral plant in San Diego Co. Comment
Read comments
Mar 2 2013
  NY380493  Ornithostaphylos oppositifolia C. W. Tilforth 1976-3-10 1205 Los Angeles Comment
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Mar 2 2013
  RSA209538  Lomatium vaginatum C. W. Tilforth 1969-4-15 181 Los Angeles Between Whittier & West Covina along Colima Ave just n. of Punta del Este Rd. Comment
  RSA209550  Lomatium vaginatum C. W. Tilforth 1969-4-15 181 Los Angeles Between Whittier & West Covina along Colima Ave just n. of Punta del Este Rd. Comment
  RSA210971  Viola pedunculata C. W. Tilforth 1969-4-2 179 Los Angeles N.W. side of Colima Ave. 1/4 mi. N.E. of Punta del Este St intersection between Whittier and West Covina. Comment
  RSA210972  Bloomeria crocea var. crocea C. W. Tilforth 1969-5-9 188 Los Angeles NW side of Colima Ave., 1/4 mi. N of Punta del Este St. intersection between Whittier & West Covina Comment
  RSA210977  Hemizonia fasciculata C. W. Tilforth 1969-7-1 206 Los Angeles Mouth of small canyon 1/2 mile E of Colima Ave & Punta del Este St intersection N of Whittier. Comment
  RSA225874  Cistanthe monosperma C. W. Tilforth, John Dourley 1971-7-28 41053 Los Angeles San Gabriel Mts., San Bernardino National Forest: summit ridge of Dawson Peak, 2912 Comment
  RSA226525  Sanicula tuberosa C. W. Tilforth 1971-5-30 379 Los Angeles Claremont: Johnson s Pastures, hills north of Claraboya. Comment
  RSA226528  Scutellaria tuberosa C. W. Tilforth 1971-5-29 374 Los Angeles Johnson s Pastures; hills at n. end of Mountain Ave. above Clare Boya, Claremont. Comment
  RSA226534  Lupinus succulentus C. W. Tilforth 1969-4-30 187 Los Angeles West side of Colima Ave Just north of Hacienda Blvd intersection north of Whittier. Comment
  RSA226542  Penstemon spectabilis C. W. Tilforth 1969-8-5 232 Los Angeles Vacant natural area N of Claremont. Comment
  RSA226549  Leptosiphon breviculus C. W. Tilforth 1971-4-13 423 Los Angeles Hook Creek Rd., s.e. of Cedar Glen, Lake Arrowhead. 1570 Comment
  RSA232056  Centaurea repens C. W. Tilforth 1972-8-17 621 Los Angeles Open field, Datmouth St and Garey Ave, .5 mi N of Foothill blvd, N edge of Pomona. 366 Comment
  RSA235182  Leptosiphon breviculus C. W. Tilforth 1972-6-7 586 Los Angeles Running springs. 1829 Comment
  RSA240595  Centrostegia thurberi C. W. Tilforth, John Dourley 1973-5-24 824 Los Angeles Bob's Gap Comment
  RSA240658  Lotus heermannii var. heermannii C. W. Tilforth, G. Steenhuizen 1973-7-6 891 Los Angeles Small wash, west side of San Antonia Canyon, n. of Claremont. Comment
  RSA244372  Lotus heermannii var. heermannii C. W. Tilforth 1973-7-6 891 Los Angeles Small wash, west side of San Antonia Canyon, n. of Claremont. Comment
  RSA258353  Amaranthus retroflexus C. W. Tilforth 1974-6-12 970 Los Angeles Los Angeles. Comment
  RSA258354  Convolvulus arvensis C. W. Tilforth 1972-6-2 567 Los Angeles Botanic Garden Comment
  RSA258356  Amaranthus deflexus C. W. Tilforth 1972-6-1 565 Los Angeles Weeds of Rancho Santa Ana Botanic Garden. Frequent in all soils and conditions. Comment
  RSA258357  Amaranthus retroflexus C. W. Tilforth 1972-7-15 607 Los Angeles Not common, found only in the drier, sandy soil of the Desert Garden Comment
  RSA258358  Amaranthus albus C. W. Tilforth 1972-6-23 602 Los Angeles weeds of Santa Ana Botanic Garden, common in all areas of the garden. Comment
  RSA258360  Medicago polymorpha C. W. Tilforth 1972-4-20 507 Los Angeles Screen House Comment
  RSA258363  Medicago polymorpha C. W. Tilforth 1973-4-23 772 Los Angeles a few plants found in block 17-16 Comment
  RSA258364  Medicago praecox C. W. Tilforth 1972-6-20 596 Los Angeles NW edge of Reflection Pool Comment
  RSA258365  Senecio vulgaris C. W. Tilforth 1972-4-22 508 Los Angeles Weeds of Rancho Santa Ana Botanic Garden Comment
  RSA258368  Hypochaeris glabra C. W. Tilforth 1972-4-14 487 Los Angeles Common in drier, sandy areas of garden. Comment
  RSA258369  Cirsium vulgare C. W. Tilforth 1972-4-28 s.n Los Angeles [Unspecified] Comment
  RSA258371  Bidens pilosa C. W. Tilforth 1974-12-24 976 Los Angeles [No locality information] Comment
  RSA258372  Lactuca serriola C. W. Tilforth 1972-7-27 608 Los Angeles [Unspecified] Comment
  RSA258373  Conyza canadensis C. W. Tilforth 1972-8-18 627 Los Angeles Frequent in all areas of the garden Comment
  RSA258374  Conyza bonariensis C. W. Tilforth 1972-6-23 601 Los Angeles Los Angeles. Found occasionally under almost all conditions. Comment
  RSA258379  Portulaca oleracea C. W. Tilforth 1972-5-12 539 Los Angeles Common in all locations but seems to prefer moist, warm locations. Comment
  RSA258382  Rumex crispus C. W. Tilforth 1972-6-23 600 Los Angeles Los Angeles. Found occasionally under almost all conditions. Comment
  RSA258387  Salsola tragus C. W. Tilforth 1972-4-28 522 Los Angeles Rancho Santa Ana Botanic Garden, Claremont. Comment
  RSA258388  Chenopodium ambrosioides C. W. Tilforth 1972-6-7 569 Los Angeles [Unspecified] Comment
  RSA258389  Chenopodium album C. W. Tilforth 1972-5-6 529 Los Angeles [Unspecified] Comment
  RSA258397  Poa pratensis C. W. Tilforth 1974-6-15 973 Los Angeles Found only at Home Demonstration Garden, probably brought in with purchased soil Comment
  RSA258401  Panicum miliaceum C. W. Tilforth 1974-8-17 975 Los Angeles found in Home Demonstration Garden only Comment
  RSA258403  Tribulus terrestris C. W. Tilforth 1972-5-12 538 Los Angeles Common in drier areas and in new soil brought into the garden. Comment
  RSA258405  Verbascum blattaria C. W. Tilforth 1972-5-2 525 Los Angeles Occasional but becoming more plentiful and spreading into more areas of the garden. Comment
  RSA258406  Veronica persica C. W. Tilforth 1973-4-18 770 Los Angeles Occasional but seems to be increasing within the garden. Comment
  RSA258408  Polycarpon tetraphyllum C. W. Tilforth 1972-4-14 484 Los Angeles Common in drier, sandy areas of garden. Comment
  RSA258412  Sagina decumbens subsp. occidentalis C. W. Tilforth 1974-4-22 962 Los Angeles R.S.A.B.G. Found only in pots in greenhouse and lathhouse. Comment
  RSA258417  Nasturtium officinale C. W. Tilforth 1972-4-19 503 Los Angeles Rancho Santa Ana Botanic Garden. In and near trickle ponds on the mesa. Comment
  RSA258418  Sisymbrium irio C. W. Tilforth 1972-4-22 509 Los Angeles weeds of RSABG. Comment
  RSA258419  Polygonum aviculare subsp. aviculare C. W. Tilforth 1972-4-13 479 Los Angeles [Unspecified] Comment
  RSA258423  Plantago major C. W. Tilforth 1972-5-12 536 Los Angeles Found only in one area o the Mesa. Comment
  RSA258424  Oxalis corniculata C. W. Tilforth 1972-4-22 511 Los Angeles weeds of RSABG. Comment
  RSA258425  Euphorbia supina C. W. Tilforth 1972-4-5 527 Los Angeles Very common in all areas. Comment
  RSA258430  Poa annua C. W. Tilforth 1972-4-14 483 Los Angeles Common in all areas of the garden where moisture is adequate Comment
  RSA263906  Osmorhiza brachypoda C. W. Tilforth 1976-3-30 1207 Los Angeles Evey Canyon, N of Claremont. Comment
  RSA271180  Lupinus sparsiflorus subsp. sparsiflorus C. W. Tilforth, Walter Wisura 1977-9-30 1483 Los Angeles White Mtn. about 12 air miles E of Bishop, Inyo County Comment
  RSA271442  Linanthus parryae C. W. Tilforth, John Dourley, Walter Wisura 1978-4-17 1537 Los Angeles 3.5 miles east of Pearblossom and 3.5 air miles north of Bob's Gap along Hwy 168. 976 Comment
  RSA271451  Gilia latiflora subsp. latiflora C. W. Tilforth, John Dourley, Walter Wisura 1978-4-17 1535 Los Angeles Junction of Hwy. 168 and 165 St., 3.5 miles east of Pearblossom and c. 3.5 air miles north of Bob's Gap. Comment
  RSA278315  Lepidium latifolium C. W. Tilforth, Walter Wisura 1979-5-23 1810 Los Angeles Edge of empty field, E side of Lamberton Ave, cross street Dominguez and Alameda St, betw Compton and Dominguez Comment
  RSA279070  Mirabilis laevis var. crassifolia C. W. Tilforth 1971-4-9 41536 Los Angeles Angeles National Forest: or near entrance thereto and below entrance to wooded area of San Dimas Canyon near San Dimas Creek 381 Comment
  RSA651775  Viola pedunculata C. W. Tilforth 1969-4-2 179 Los Angeles West side of Colima Ave., just north of Punta del Este Road, between Whittier and West Covina. Comment
  SD107749  Lepidium latifolium C. W. Tilforth, W. Wisura 1979-5-23 1810 Los Angeles Edge of empty field, east side of Lamberton Ave., cross-street Dominguez & Alameda St., between Compton and Dominguez. Comment
  SD124214  Acroptilon repens C. W. Tilforth 1972-8-17 621 Los Angeles Open field, Dartmouth Street and Garey Ave.; 1/2 miles north of Foothill Blvd. north edge of Pomona. Comment
  SD234032  Anthemis cotula C. W. Tilforth 1969-6-13 204 Los Angeles End of small canyon I(c) mile east of intersection of Colima Ave and Punta del Este St north of Whittier. Comment
  SD73404  Viola pedunculata C. W. Tilforth 1969-4-2 179 Los Angeles West side of Colima Ave., just north of Punta del Este Road, between Whittier and West Covina Comment
  SD80052  Descurainia pinnata subsp. halictorum C. W. Tilforth 1970-3-3 249 Los Angeles Rancho Santa Ana Botanical Garden Comment
  SD80053  Sisymbrium irio C. W. Tilforth 1970-1-27 246 Los Angeles Los Angeles County Fairgrounds, south of La Verne. Comment
  SD80056  Sagina decumbens subsp. occidentalis C. W. Tilforth 1970-4-9 255 Los Angeles Rancho Santa Ana Botanic Garden, Claremont Comment
  SD80057  Lepidium densiflorum C. W. Tilforth 1970-4-9 256 Los Angeles Rancho Santa Ana Botanic Garden, Claremont. Comment
  SD80058  Coronopus didymus C. W. Tilforth 1970-4-17 258 Los Angeles Rancho Santa Ana Botanic Garden, Claremont. Comment
  SD80108  Sonchus oleraceus C. W. Tilforth 1969-11-22 Los Angeles Rancho Santa Ana Botanical Garden. Claremont. Comment
  SD80110  Salpichroa origanifolia C. W. Tilforth 1969-9-10 235 Los Angeles Hillside east of Adm. Bldg., Rancho Santa Ana Botanic Garden, Claremont Comment
  SD80111  Helminthotheca echioides C. W. Tilforth 1969-8-10 234 Los Angeles Whittier Comment
  SD80112  Amaranthus retroflexus C. W. Tilforth 1969-8-7 233 Los Angeles Rancho Santa Ana Botanical Garden, Claremont Comment
  SD80113  Amaranthus deflexus C. W. Tilforth 1969-7-23 211 Los Angeles Rancho Santa Ana Botanical Garden, Claremont Comment
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Mar 31 2008
  SD80114  Dysphania ambrosioides C. W. Tilforth 1969-7-12 207 Los Angeles Rancho Santa Ana Botanic Garden, Claremont Comment
  SD80115  Galium parisiense C. W. Tilforth 1969-6-6 210 Los Angeles Rancho Santa Ana Bot. Gard., Claremont. Comment
  SD80116  Galium angustifolium subsp. angustifolium C. W. Tilforth 1969-5-31 196 Los Angeles Small canyon I(c) mi e of intersectionof Colima Rd & Punta del Este Ave, n of Whittier Comment
  SEINET10450533  Lupinus elatus C. W. Tilforth 1970-7-28 Tilforth 287 Los Angeles Gravelly, granitic soil, Cortelyou Springs, State Hwy. 2, San Gabriel Mtns. 2134 Comment
  SEINET10489026  Lupinus succulentus Tilforth 1969-4-30 TILFORTH 187 Los Angeles Annual, growing thickly on e facing roadside bank. W side of colima ave just n Of hacienda blvd intersection n of whittier. Comment
  SEINET10580455  Asclepias eriocarpa C. W. Tilforth, John Dourley; Ron Scogin 1972-8-11 Tilforth 42222 Los Angeles San Gabriel Mountains, Angeles National Forest, N slope of Mt. Waterman near Buckhorn Station 2134 Comment
  SEINET10874167  Lupinus excubitus subsp. hallii Tilforth 1969-5-31 TILFORTH 194 Los Angeles Woody perennial to 1.5 m; foliage silvery-green; flws blue-violet with yellow. Small canyon 1/2 mi. E of intersection of colima rd. & Punta del este ave., N Of whittier. Comment
  SEINET12290552  Cryptantha muricata C. W. Tilforth, Thorne, R. F. 1971-1 39967 Los Angeles San Gabriel Mts., Angeles National Forest: 2 mi up Lower Tunjun Rd from Forestry Headquarters 457 Comment
  SEINET4182859 Image available Anthriscus neglecta var. scandix C. W. Tilforth 1975-4-21 979 Los Angeles Palmer Canyon n of Claremont Comment
  SEINET880414 Image available Ornithostaphylos oppositifolia C. W. Tilforth 1976-1 1205 Los Angeles Garden grown from seed brought from Baja California, Mexico. Comment
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Jul 9 2015
  UC1375330  Lomatium utriculatum C. W. Tilforth 1969-4-14 181 Los Angeles between Whittier and West Covina (along Colima Ave. just n. of Punta del Este Rd.) Comment
  UC1375393  Sanicula tuberosa C. W. Tilforth 1971-5-30 379 Los Angeles n of Claraboya (Claremont, Johnson's Pastures); Claremont, Johnson's Pastures Comment
  UC1409192  Centrostegia thurberi var. thurberi C. W. Tilforth, John Dourley 1973-5-24 824 Los Angeles 2 mi ene of Valyermo (San Gabriel Mountains, Bob's Gap); San Gabriel Mountains, Bob's Gap Comment
  UCD110779  Oxalis corniculata C. W. Tilforth 1970-1-18 244 Los Angeles Residence in Piedmont Mesa, Clarement. Comment
  UCD115714  Lepidium latifolium C. W. Tilforth; W. Wisura 1979-5-23 1810 Los Angeles East side of Lamberton Ave., cross-street Dominguez and Alameda St., between Compton and Dominguez. Comment
  UCD121569  Galium angustifolium C. W. Tilforth 1969-5-31 196 Los Angeles Small canyon 1/2 mi e of intersection of Colima Rd and Punta del Este Ave, n of Whittier. 1554 Comment
  UCD121733  Galium aparine C. W. Tilforth 1969-5-31 195 Los Angeles Small canyon east of Colima Ave., north of Whittier. Comment
  UCD121885  Galium parisiense C. W. Tilforth 1969-6-6 201 Los Angeles Rancho Santa Ana Bot. Gard., Claremont. Comment
  UCD122093  Proboscidea lutea C. W. Tilforth 1969-10-25 237 Los Angeles Rancho Santa Ana Bot. Gard., Claremont. Comment
  UCD126878  Solanum douglasii C. W. Tilforth 1969-5-2 180 Los Angeles West side of Colima Avenue, just north of Punta del Este Road, between Whittier and West Covina. Comment
  UCD128578  Acroptilon repens C. W. Tilforth 1972-8-17 621 Los Angeles open field, Dartmouth St. and Garey Ave., 1/2 mile north of Foothill Blvd., north edge of Pomona. Comment
  UCD129078  Anthemis cotula C. W. Tilforth 1969-6-13 204 Los Angeles end of small canyon 1/2 mile east of intersection of Colima Ave and Punta del Este St north of Whittier. Comment



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