Search Results — 465 specimen records retrieved (356 records with coordinates)
Results for search: County=LOS ANGELES; Source=All; Collector=Howell;   

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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-BC100405  Brickellia californica John Thomas Howell 1927-10-16 3146 Los Angeles slope at Sturtevant Falls, Santa Anita [Canon] Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC100406  Brickellia californica John Thomas Howell 1927-10-16 3156 Los Angeles on trail from Santa Anita [Canon] Canyon to Sierra Madre, San Gabriel Mts. Comment
  CAS-BOT-BC100408  Brickellia californica John Thomas Howell 1950-11-9 27482 Los Angeles 4 mi. south of Newhall on Foothill Blvd. Comment
  CAS-BOT-BC101912  Juglans californica John Thomas Howell 1928-3-4 3381 Los Angeles Santa Monica Mts., ne. of Pacific Palisades Comment
  CAS-BOT-BC105653  Corethrogyne filaginifolia John Thomas Howell 1950-11-9 27483 Los Angeles 4 mi. s. of Newhall on Foothill Blvd. Comment
  CAS-BOT-BC108999  Mucronea californica John Thomas Howell 1931-5-31 6619 Los Angeles San Gabriel Wash. Comment
  CAS-BOT-BC110038  Juncus acutus John Thomas Howell 1927-6-30 2623 Los Angeles 1 mile east of Long Beach. 15 Comment
  CAS-BOT-BC110428  Suaeda taxifolia John Thomas Howell 1948-7-2 24764 Los Angeles Redondo Beach. Comment
  CAS-BOT-BC113282  Eleocharis parishii John Thomas Howell 1947-7-18 23432 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  CAS-BOT-BC116602  Carex subfusca John Thomas Howell 1947-7-18 23431 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  CAS-BOT-BC116603  Carex subfusca John Thomas Howell 1947-7-18 23431 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  CAS-BOT-BC117933  Carex schottii John Thomas Howell 1947-7-18 23433 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  CAS-BOT-BC117968  Carex rossii John Thomas Howell 1947-7-18 23393 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  CAS-BOT-BC117970  Carex rossii John Thomas Howell 1947-7-18 23393 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  CAS-BOT-BC118972  Carex pellita John Thomas Howell 1947-7-18 23429 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  CAS-BOT-BC118973  Carex pellita John Thomas Howell 1947-7-18 23429 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  CAS-BOT-BC121176  Paeonia californica John Thomas Howell 1928-3-2 3370 Los Angeles Vermont Canyon, Griffith Park, Los Angeles. Comment
  CAS-BOT-BC130248  Fritillaria biflora John Thomas Howell 1928-3-2 3361 Los Angeles Vermont [Canon] Canyon, Griffith Park, Los Angeles Comment
  CAS-BOT-BC131007  Deinandra minthornii John Thomas Howell 1947-7-17 23375 Los Angeles East side of Santa Susana Pass Comment
  CAS-BOT-BC131008  Deinandra minthornii John Thomas Howell 1947-7-17 23375 Los Angeles East side of Santa Susana Pass Comment
  CAS-BOT-BC131010  Deinandra minthornii John Thomas Howell 1977-3-7 52314 Los Angeles Summit of Santa Susana Pass, Ventura - Los Angeles Co. line 487 Comment
  CAS-BOT-BC131011  Deinandra minthornii John Thomas Howell 1977-3-7 52314 Los Angeles Summit of Santa Susana Pass, Los Angeles - Ventura Co. line Comment
  CAS-BOT-BC131017  Deinandra minthornii John Thomas Howell 1947-7-17 23375 Los Angeles Santa Susana Pass Comment
  CAS-BOT-BC131200  Encelia californica John Thomas Howell 1928-3-4 3383 Los Angeles Santa Monica Mts., ne. of Pacific Palisades Comment
  CAS-BOT-BC131691  Ericameria cooperi var. cooperi John Thomas Howell 1930-5-12 4869 Los Angeles 1 mile north of Acton Comment
  CAS-BOT-BC135894  Allium haematochiton John Thomas Howell 1928-3-2 3359 Los Angeles Vermont Canyon [Canon], Griffith Park Comment
  CAS-BOT-BC137847  Andropogon glomeratus var. glomeratus John Thomas Howell 1928-2-18 3346 Los Angeles San Gabriel Mountains. On trail to Switer'z. Arroyo Seco. Comment
  CAS-BOT-BC139738  Agrostis gigantea John Thomas Howell 1947-7-18 23425 Los Angeles San Gabriel Mountains. Big Pines. 2103 Comment
  CAS-BOT-BC141161  Phoradendron serotinum subsp. macrophyllum John Thomas Howell 1928-2-9 3334 Los Angeles Santa Anita Canon [canyon], San Gabriel Mts. Comment
  CAS-BOT-BC142142  Cercocarpus betuloides John Thomas Howell 1947-7-17 23376 Los Angeles East side of Santa Susana Pass Comment
  CAS-BOT-BC142143  Cercocarpus betuloides var. betuloides John Thomas Howell 1928-3-2 3366 Los Angeles Vermont Canyon, Griffith Park Comment
  CAS-BOT-BC142146  Cercocarpus betuloides var. betuloides John Thomas Howell 1928-2-9 3338 Los Angeles On trail between Sierra Madre and Santa Anita Canyon - San Gabriel Mts. Comment
  CAS-BOT-BC146925  Rosa woodsii John Thomas Howell 1947-7-18 23430 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  CAS-BOT-BC149342  Bromus arizonicus John Thomas Howell 1956-3-21 31125 Los Angeles Ridge Route west of Newhall. Comment
  CAS-BOT-BC149343  Bromus arizonicus John Thomas Howell 1956-3-21 31124 Los Angeles Foothill Boulevard and Williams Street, west of Claremont. Comment
  CAS-BOT-BC154385  Phacelia ramosissima var. latifolia John Thomas Howell 1947-7-18 23398 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  CAS-BOT-BC154929  Prunus ilicifolia John Thomas Howell 1928-3-2 3365 Los Angeles Vermont [Canon] Canyon, Griffith Park Comment
  CAS-BOT-BC155524  Bromus hallii John Thomas Howell 1947-7-18 23389 Los Angeles San Gabriel Mountains. Blue Ridge. 2590 Comment
  CAS-BOT-BC156118  Bromus diandrus John Thomas Howell 1956-3-21 s.n. Los Angeles West of Newhall on Ridge Route. Comment
  CAS-BOT-BC156229  Bromus catharticus John Thomas Howell 1956-3-12 31126 Los Angeles Ridge Route west of Newhall. Comment
  CAS-BOT-BC156777  Solanum umbelliferum J. T. Howell 1931-6-6 6670 Los Angeles Sandberg's, Ridge Route Comment
  CAS-BOT-BC15863  Boechera arcuata John Thomas Howell 1930-5-18 5171 Los Angeles San Gabriel Mountains. Pacoima Canyon. Comment
  CAS-BOT-BC15864  Boechera arcuata John Thomas Howell 1930-5-18 5171 Los Angeles San Gabriel Mountains. Pacoima Canyon. Comment
  CAS-BOT-BC159099  Phacelia ramosissima var. latifolia John Thomas Howell 1928-6-10 3869 Los Angeles Monrovia [Canon] Canyon near the dam, San Gabriel Mts. Comment
  CAS-BOT-BC159103  Phacelia ramosissima var. latifolia John Thomas Howell 1928-6-10 3869 Los Angeles Monrovia Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC159269  Garrya veatchii John Thomas Howell 1928-2-18 3350 Los Angeles On trail to Switzer's, Arroyo Seco, San Gabriel Mts. Comment
  CAS-BOT-BC159270  Garrya veatchii John Thomas Howell 1928-2-11 3342 Los Angeles Chaparral, on trail between Haines Canyon and Mt. Lukens, San Gabriel Mts. Comment
  CAS-BOT-BC162341  Bromus madritensis John Thomas Howell 1928-2-18 3348 Los Angeles On trail to Switzer's, Arroyo Seco, San Gabriel Mountains. Comment
  CAS-BOT-BC163707  Clarkia purpurea subsp. quadrivulnera John Thomas Howell 1928-6-10 3875 Los Angeles Above Monrovia Dam, Monrovia [Canon] Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC165219  Clarkia similis John Thomas Howell 1928-5-6 3777 Los Angeles Along trail between Fern Lodge and [Madrono] Madrono Flat, E. Fork of Santa Anita [Canon] Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC166203  Epilobium canum subsp. canum John Thomas Howell 1927-10-16 3148 Los Angeles Santa Anita [Canon] Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC167612  Mentzelia veatchiana John Thomas Howell 1930-5-12 4872 Los Angeles 1 mile north of Acton Comment
  CAS-BOT-BC168037  Rhus aromatica John Thomas Howell 1928-3-2 3364 Los Angeles Vermont [Canon] Canyon, Griffith Park, Los Angeles Comment
  CAS-BOT-BC168667  Ribes speciosum John Thomas Howell 1928-3-2 3363 Los Angeles Vermont Canyon, Griffith Park Comment
  CAS-BOT-BC168677  Ribes speciosum John Thomas Howell 1928-3-4 3380 Los Angeles Santa Monica Mountains, ne. of Pacific Palisades Comment
  CAS-BOT-BC170448  Rhus integrifolia John Thomas Howell 1928-3-2 3367 Los Angeles Griffith Park Comment
  CAS-BOT-BC170449  Rhus integrifolia John Thomas Howell 1928-3-2 3367 Los Angeles Vermont Canyon, Griffith Park Comment
  CAS-BOT-BC171931  Epilobium canum subsp. latifolium John Thomas Howell 1947-7-18 23415 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  CAS-BOT-BC172110  Clarkia dudleyana John Thomas Howell 1928-6-10 3880 Los Angeles Near Deer Park, Monrovia Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC172277  Clarkia bottae John Thomas Howell 1928-6-10 3868 Los Angeles Monrovia Canyon near the dam, San Gabriel Mts. Comment
  CAS-BOT-BC173097  Ribes indecorum John Thomas Howell 1928-2-18 3349 Los Angeles Trail to Switzer's, Arroyo Seco, San Gabriel Mts. Comment
  CAS-BOT-BC173099  Ribes indecorum John Thomas Howell 1929-3-2 4100 Los Angeles Rocky soil of San Gabriel Wash, 2 miles s. of Azusa Comment
  CAS-BOT-BC173119  Ribes indecorum John Thomas Howell 1928-2-18 3349 Los Angeles Arroyo Seco, San [Gabrill] Gabriel Mts. Comment
  CAS-BOT-BC173405  Ribes malvaceum John Thomas Howell 1928-3-4 3378 Los Angeles Near Santa Monica in the Santa Monica Mts. Comment
  CAS-BOT-BC173414  Ribes malvaceum John Thomas Howell 1928-3-4 3378 Los Angeles Santa Monica Mts., ne. of Pacific Palisades Comment
  CAS-BOT-BC173443  Ribes malvaceum John Thomas Howell 1928-2-9 3336 Los Angeles On trail between Santa Anita [Canon] Canyon and Sierra Madre, San Gabriel Mts. Comment
  CAS-BOT-BC175109  Silene verecunda John Thomas Howell 1947-7-18 23396 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  CAS-BOT-BC175114  Silene verecunda John Thomas Howell 1947-7-18 23396 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  CAS-BOT-BC180701  Salsola tragus John Thomas Howell 1950-11-9 27486 Los Angeles Along Ridge Route, 12 miles north of Castaic 609 Comment
  CAS-BOT-BC181470  Allenrolfea occidentalis John Thomas Howell 1952-10-26 28879 Los Angeles Just north of Lancaster Comment
  CAS-BOT-BC184789  Vulpia myuros subsp. megalura John Thomas Howell 1928-3-20 3455 Los Angeles Floor of Vermont Canon [Canyon], Griffith Park, Los Angeles Comment
  CAS-BOT-BC187083  Astragalus lentiginosus var. antonius John Thomas Howell 1947-7-18 23406 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  CAS-BOT-BC188957  Eriodictyon parryi John Thomas Howell 1931-6-6 6671 Los Angeles Sandberg's, Ridge Route Comment
  CAS-BOT-BC199098  Astragalus trichopodus var. phoxus John Thomas Howell 1928-4-5 3720 Los Angeles Lower end of Bouquet Canyon, Liebre Mts. Comment
  CAS-BOT-BC204189  Malacothamnus marrubioides John Thomas Howell 1950-11-9 27485 Los Angeles 12 miles n. of Castac [Castaic] 609 Comment
  CAS-BOT-BC204190  Malacothamnus marrubioides John Thomas Howell 1950-11-9 27485 Los Angeles 12 miles n. of Castac [Castaic] 609 Comment
  CAS-BOT-BC204191  Malacothamnus marrubioides John Thomas Howell 1950-11-9 27485 Los Angeles 12 miles north of Castac [Castaic] 609 Comment
  CAS-BOT-BC204192  Malacothamnus marrubioides John Thomas Howell 1950-11-9 27485 Los Angeles 12 miles n. of Castac [Castaic] 609 Comment
  CAS-BOT-BC204193  Malacothamnus marrubioides John Thomas Howell 1950-11-9 27485 Los Angeles 12 miles n. of Castac [Castaic] 609 Comment
  CAS-BOT-BC204194  Malacothamnus marrubioides John Thomas Howell 1950-11-9 27485 Los Angeles 12 miles north of Castac [Castaic] 609 Comment
  CAS-BOT-BC204195  Malacothamnus marrubioides John Thomas Howell 1950-11-9 27485 Los Angeles 12 miles north of Castac [Castaic] 609 Comment
  CAS-BOT-BC205146  Lupinus elatus John Thomas Howell 1947-7-18 23386 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  CAS-BOT-BC205147  Lupinus elatus John Thomas Howell 1947-7-18 23386 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  CAS-BOT-BC205997  Ribes menziesii John Thomas Howell 1928-2-9 3326 Los Angeles On trail between Sierra Madre and Santa Anita Canon [Canyon], San Gabriel Mts. Comment
  CAS-BOT-BC206224  Malacothamnus fasciculatus John Thomas Howell 1930-5-18 5169 Los Angeles Pacoima Wash at entrance to Pacoima Canyon, San Fernando Valley Comment
  CAS-BOT-BC206373  Malacothamnus fremontii John Thomas Howell 1947-7-18 23413 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  CAS-BOT-BC206736  Elymus glaucus subsp. glaucus John Thomas Howell 1947-7-18 23427 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  CAS-BOT-BC211724  Lupinus longifolius John Thomas Howell 1931-5-29 6560 Los Angeles Hills of Santa Monica Mts. at Santa Monica Comment
  CAS-BOT-BC211911  Achnatherum coronatum John Thomas Howell 1928-3-2 3357 Los Angeles Vermont Canyon, Griffith Park Comment
  CAS-BOT-BC212382  Fremontodendron californicum John Thomas Howell 1947-7-18 23385 Los Angeles Between Rock Creek and Big Pines, San Gabriel Mts. Comment
  CAS-BOT-BC213010  Hosackia crassifolia John Thomas Howell 1947-7-18 23411 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  CAS-BOT-BC21306  Carex fracta John Thomas Howell 1947-7-18 23424 Los Angeles San Gabriel Mountains. Big Pines. 2103 Comment
  CAS-BOT-BC21307  Carex fracta John Thomas Howell 1947-7-18 23424 Los Angeles San Gabriel Mountains. Big Pines. 2103 Comment
  CAS-BOT-BC215611  Monardella linoides subsp. erecta John Thomas Howell 1947-7-18 23409 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  CAS-BOT-BC217022  Achnatherum occidentale John Thomas Howell 1947-7-18 23391 Los Angeles Blue Ridge, San Gabriel Mountains 2590 Comment
  CAS-BOT-BC217832  Perideridia pringlei John Thomas Howell 1930-5-12 4887 Los Angeles 3 miles south of Palmdale, Mojave Desert Comment
  CAS-BOT-BC219891  Monardella breweri subsp. breweri John Thomas Howell 1928-6-10 3878 Los Angeles Near Deer Park, Monrovia Canon [Canyon], San Gabriel Mts. Comment
  CAS-BOT-BC222557  Pholistoma auritum var. auritum John Thomas Howell 1928-4-18 3725 Los Angeles N. side of Griffith Park, Los Angeles Comment
  CAS-BOT-BC222687  Eriodictyon trichocalyx John Thomas Howell 1947-7-18 23421 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  CAS-BOT-BC223749  Frankenia salina John Thomas Howell 1927-6-30 2629 Los Angeles 1 mile east of Long Beach 15 Comment
  CAS-BOT-BC224474  Cuscuta californica John Thomas Howell 1947-7-17 23377 Los Angeles Santa Susana Pass, east side Comment
  CAS-BOT-BC224485  Cuscuta californica John Thomas Howell 1942-10-19 17871 Los Angeles Charlton Flat, San Gabriel Mts. Comment
  CAS-BOT-BC225137  Trichostema lanatum John Thomas Howell 1931-6-6 6666 Los Angeles 17 miles s. of Sandberg's Summit, Ridge Route Comment
  CAS-BOT-BC230924  Malacothamnus davidsonii John Thomas Howell 1930-5-18 5169 Los Angeles Pacoima Wash at entrance to Pacoima Canyon, San Fernando Valley Comment
  CAS-BOT-BC23206  Arctostaphylos glandulosa subsp. glandulosa John Thomas Howell 1928-3-4 3374 Los Angeles Santa Monica Mts., NE of Pacific Palisades Comment
  CAS-BOT-BC23207  Arctostaphylos glandulosa subsp. glandulosa John Thomas Howell 1930-5-18 5174 Los Angeles Rocky slope, Pacoima Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC233953  Calandrinia breweri John Thomas Howell 1928-3-20 3466 Los Angeles Griffith Park Comment
  CAS-BOT-BC233954  Calandrinia breweri John Thomas Howell 1928-3-20 3466 Los Angeles Floor of Vermont Canyon, Griffith Park Comment
  CAS-BOT-BC233955  Calandrinia breweri John Thomas Howell 1928-3-4 3384 Los Angeles Santa Monica Mts., ne. of Pacific Palisades Comment
  CAS-BOT-BC234815  Lonicera subspicata John Thomas Howell 1927-10-16 3157 Los Angeles On trail from Santa Anita Canon [Canyon] to Sierra Madre, San Gabriel Mts. Comment
  CAS-BOT-BC238986  Symphoricarpos rotundifolius John Thomas Howell 1947-7-18 23388 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  CAS-BOT-BC240949  Collinsia parryi John Thomas Howell 1928-5-6 3780 Los Angeles On trail to Madrono [Madrono] Flats, E. Fork of Santa Anita Canon [Canyon], San Gabriel Mts. Comment
  CAS-BOT-BC241902  Eriogonum cinereum John Thomas Howell 1931-5-29 6559 Los Angeles Hills of Santa Monica Mts., at Santa Monica Comment
  CAS-BOT-BC242762  Eriogonum davidsonii John Thomas Howell 1947-7-18 23408 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  CAS-BOT-BC244661  Chorizanthe staticoides John Thomas Howell 1931-5-31 6621 A Los Angeles San Gabriel Wash Comment
  CAS-BOT-BC244662  Chorizanthe staticoides John Thomas Howell 1931-5-31 6621 Los Angeles San Gabriel Wash Comment
  CAS-BOT-BC244800  Chorizanthe staticoides John Thomas Howell 1931-5-29 6585 Los Angeles Santa Susana Pass. On a burn in chaparral Comment
  CAS-BOT-BC246118  Keckiella ternata var. ternata John Thomas Howell 1947-7-18 23378 Los Angeles Tujunga Canyon, San Gabriel Mountains 914 Comment
  CAS-BOT-BC24691  Arctostaphylos glandulosa subsp. mollis John Thomas Howell 1928-2-9 3327 Los Angeles On trail between Sierra Madre and Santa Anita Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC24692  Arctostaphylos glandulosa subsp. mollis John Thomas Howell 1942-10-19 17874 Los Angeles Charlton Flat, San Gabriel Mts. Comment
  CAS-BOT-BC24693  Arctostaphylos glandulosa subsp. mollis John Thomas Howell 1928-2-18 3347 Los Angeles On trail to Switzer's, Arroyo Seco, San Gabriel Mts. Comment
  CAS-BOT-BC247257  Poa palustris John Thomas Howell 1947-7-18 23423 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  CAS-BOT-BC248476  Eriogonum angulosum John Thomas Howell 1930-5-12 4883 Los Angeles 3 miles south of Palmdale Comment
  CAS-BOT-BC248478  Eriogonum angulosum John Thomas Howell 1930-5-12 4883 Los Angeles 3 miles south of Palmdale, Mojave Desert Comment
  CAS-BOT-BC24911  Arctostaphylos glandulosa subsp. adamsii John Thomas Howell 1942-10-19 17872 Los Angeles Charlton Flat, San Gabriel Mts. Comment
  CAS-BOT-BC24912  Arctostaphylos glandulosa subsp. adamsii John Thomas Howell 1942-10-19 17873 Los Angeles Charlton Flat, San Gabriel Mts. Comment
  CAS-BOT-BC258073  Eriogonum plumatella John Thomas Howell 1947-7-18 23383 Los Angeles Near Vincent Comment
  CAS-BOT-BC262862  Eriogonum thurberi John Thomas Howell 1931-6-6 6660 Los Angeles Big Tujunga Wash Comment
  CAS-BOT-BC264998  Eriogonum wrightii var. subscaposum John Thomas Howell 1947-7-18 23397 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  CAS-BOT-BC264999  Eriogonum wrightii var. subscaposum John Thomas Howell 1947-7-18 23392 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  CAS-BOT-BC265007  Eriogonum wrightii var. subscaposum John Thomas Howell 1927-11-13 3199 Los Angeles Near Elizabeth Lake, Liebre Mts. Comment
  CAS-BOT-BC265008  Eriogonum wrightii var. subscaposum John Thomas Howell 1927-11-13 3199 Los Angeles 1 1/2 miles east of Elizabeth Lake on road to Willow Springs, Liebre Mts. 914 Comment
  CAS-BOT-BC265639  Paspalum distichum John Thomas Howell 1927-6-30 2622 Los Angeles Near a march on coastal plain 1 mile east of Long Beach 15 Comment
  CAS-BOT-BC267758  Eriogonum roseum John Thomas Howell 1927-11-13 3201 Los Angeles 1 1/2 miles east of Elizabeth Lake, Lieber Mts. 914 Comment
  CAS-BOT-BC267759  Eriogonum roseum John Thomas Howell 1927-11-13 3201 Los Angeles One and a half miles east of Elizabeth Lake, Lieber Mts. Comment
  CAS-BOT-BC268207  Eriogonum umbellatum var. munzii John Thomas Howell 1947-7-18 23399 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  CAS-BOT-BC268787  Eriogonum mohavense John Thomas Howell 1930-5-12 4890 Los Angeles 2 miles north of Palmdale, Mojave Desert Comment
  CAS-BOT-BC269772  Eriogonum nudum var. pauciflorum John Thomas Howell 1947-7-18 23410 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  CAS-BOT-BC272416  Leptochloa fusca subsp. uninervia John Thomas Howell 1927-9-30 3127 Los Angeles In bed of Los Angeles River east of Griffith Park Comment
  CAS-BOT-BC272417  Leptochloa fusca subsp. uninervia John Thomas Howell 1927-9-30 3127 Los Angeles Los Angeles River Comment
  CAS-BOT-BC274473  Leymus triticoides John Thomas Howell 1947-7-18 23426 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  CAS-BOT-BC275282  Muhlenbergia microsperma John Thomas Howell 1928-2-9 3339 Los Angeles On trail between Sierra Madre and Santa Anita Canon, San Gabriel Mountains Comment
  CAS-BOT-BC275283  Muhlenbergia microsperma John Thomas Howell 1928-3-2 3355 Los Angeles Vermont Canon, Griffith Park, Los Angeles Comment
  CAS-BOT-BC277330  Chaenactis glabriuscula var. glabriuscula John Thomas Howell 1930-5-12 4877 Los Angeles 1 mile north of Acton Comment
  CAS-BOT-BC277340  Chaenactis glabriuscula var. glabriuscula John Thomas Howell 1930-5-12 4877 Los Angeles 1 mile north of Acton Comment
  CAS-BOT-BC277872  Chaenactis stevioides John Thomas Howell 1930-5-12 4884 Los Angeles 3 miles south of Palmdale, Mojave Desert Comment
  CAS-BOT-BC280034  Cirsium mohavense John Thomas Howell 1952-10-26 28880 Los Angeles Just north of Lancaster Comment
  CAS-BOT-BC281499  Melica imperfecta John Thomas Howell 1928-3-2 3356 Los Angeles Vermont Canon, Griffith Park, Los Angeles Comment
  CAS-BOT-BC284122  Eragrostis pectinacea var. pectinacea John Thomas Howell 1927-9-30 3126 Los Angeles Los Angeles River bed east of Griffigh Park, Los Angeles Comment
  CAS-BOT-BC285399  Cirsium occidentale var. californicum John Thomas Howell 1931-5-29 6557 Los Angeles Westwood Hills, Santa Monica Mts. Comment
  CAS-BOT-BC285594  Cirsium occidentale var. occidentale John Thomas Howell 1931-5-29 6556 Los Angeles Westwood Hills, Santa Monica Mts. Comment
  CAS-BOT-BC287089  Coreopsis douglasii John Thomas Howell 1930-5-12 4891 Los Angeles 2 miles N of Palmdale, Mojave Desert Comment
  CAS-BOT-BC293122  Ericameria pinifolia John Thomas Howell 1927-11-13 3205 Los Angeles 3/4 mile south of Elizabeth Lake, Liebre Mts. 1005 Comment
  CAS-BOT-BC293151  Ericameria pinifolia John Thomas Howell 1927-10-16 3150 Los Angeles On the trail between Santa Anita Canon [Canyon] and Sierra Madra [Madre], San Gabriel Mts. Comment
  CAS-BOT-BC294823  Erigeron breweri var. covillei John Thomas Howell 1927-10-16 3149 Los Angeles Santa Anita Canon [Canyon], San Gabriel Mts. Comment
  CAS-BOT-BC294824  Erigeron breweri var. covillei John Thomas Howell 1928-6-10 3883 Los Angeles Near Fish Canon [Canyon] Divide, Monrovia Canon [Canyon], San Gabriel Mts. Comment
  CAS-BOT-BC296210  Erigeron foliosus var. foliosus John Thomas Howell 1947-7-18 23390 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  CAS-BOT-BC296211  Erigeron foliosus var. foliosus John Thomas Howell 1928-5-19 3790 Los Angeles Anacapa Island Comment
  CAS-BOT-BC297915  Eriophyllum confertiflorum John Thomas Howell 1931-6-6 6673 Los Angeles Sandberg's Tehachapi Mts Comment
  CAS-BOT-BC297916  Eriophyllum confertiflorum John Thomas Howell 1947-7-18 23401 Los Angeles Blue Ridge, San Gabriel Mts 2590 Comment
  CAS-BOT-BC298933  Ericameria nauseosa var. ceruminosa John Thomas Howell 1927-11-13 3202 Los Angeles 1.5 miles E of Elizabeth Lake, Liebre Mts 914 Comment
  CAS-BOT-BC299525  Ericameria palmeri var. pachylepis John Thomas Howell 1927-11-13 3204 Los Angeles 3/4 mile south of Elizabeth Lake, Liebre Mts. 1005 Comment
  CAS-BOT-BC302602  Gnaphalium palustre John Thomas Howell 1931-5-29 6560 A Los Angeles Hills of Santa Monica Mts. at Santa Monica Comment
  CAS-BOT-BC305255  Grindelia hirsutula John Thomas Howell 1928-11-13 4090 Los Angeles On Berendo St. near U.C.L.A., Los Angeles Comment
  CAS-BOT-BC305258  Grindelia hirsutula John Thomas Howell 1952-10-26 28881 Los Angeles Just north of Lancaster Comment
  CAS-BOT-BC305267  Grindelia hirsutula John Thomas Howell 1931-5-29 6563 Los Angeles Hills of Santa Monica Mts. at Santa Monica Comment
  CAS-BOT-BC305268  Grindelia hirsutula John Thomas Howell 1931-5-29 6561 Los Angeles Hills of Santa Monica Mts. at Santa Monica Comment
  CAS-BOT-BC305269  Grindelia hirsutula John Thomas Howell 1931-5-29 6563 Los Angeles Hills of Santa Monica Mts. at Santa Monica Comment
  CAS-BOT-BC305270  Grindelia hirsutula John Thomas Howell 1931-5-29 6562 Los Angeles Hills of Santa Monica Mts. at Santa Monica Comment
  CAS-BOT-BC305412  Helianthus annuus John Thomas Howell 1960-3-23 35144 Los Angeles Tujunga Wash Comment
  CAS-BOT-BC305413  Helianthus annuus John Thomas Howell 1960-3-23 35144 Los Angeles Tujunga Wash Comment
  CAS-BOT-BC305687  Helianthus gracilentus John Thomas Howell 1931-6-6 6668 Los Angeles 17 miles s. of Sandberg's Summit, Ridge Route Comment
  CAS-BOT-BC307287  Hazardia squarrosa var. grindelioides John Thomas Howell 1927-10-16 3154 Los Angeles On the trail between Santa Anita Canyon and Sierra Madre, San Gabriel Mts. Comment
  CAS-BOT-BC308391  Eriophyllum pringlei John Thomas Howell 1930-5-12 4876 Los Angeles 1 mile north of Acton Comment
  CAS-BOT-BC311718  Isocoma menziesii var. vernonioides John Thomas Howell 1927-10-29 3187 Los Angeles Near Alamitos Bay 15 Comment
  CAS-BOT-BC312242  Euthamia occidentalis John Thomas Howell 1927-10-29 3179 Los Angeles Near Alamitos Bay 15 Comment
  CAS-BOT-BC322848  Stephanomeria pauciflora John Thomas Howell 1952-10-26 28878 Los Angeles North of Lancaster Comment
  CAS-BOT-BC32830  Chorizanthe staticoides var. staticoides J. T. Howell 1928-6-10 3876 Los Angeles San Gabriel Mts., Monrovia Canyon, near Deer Park Comment
  CAS-BOT-BC333084  Senecio flaccidus var. douglasii John Thomas Howell 1927-11-13 3203 Los Angeles 1 1/2 miles east of Elizabeth Lake, Liebre Mountains 914 Comment
  CAS-BOT-BC339276  Lessingia glandulifera var. glandulifera John Thomas Howell 1927-8-31 3089 Los Angeles Newhall 365 Comment
  CAS-BOT-BC339564  Lessingia glandulifera var. peirsonii John Thomas Howell 1927-11-13 3200 Los Angeles 1 1/2 miles east of Elizabeth Lake, Liebre Mts. 914 Comment
  CAS-BOT-BC340166  Jaumea carnosa John Thomas Howell 1927-6-30 2626 Los Angeles 1 mile east of Long Beach 15 Comment
  CAS-BOT-BC347913  Malacothrix saxatilis var. tenuifolia John Thomas Howell 1931-6-6 6667 A Los Angeles 17 miles s. of Sandberg's Summit, Ridge Route Comment
  CAS-BOT-BC347914  Malacothrix saxatilis var. tenuifolia John Thomas Howell 1931-6-6 6667 A Los Angeles 17 miles s. of Sandberg's Summit, Ridge Route Comment
  CAS-BOT-BC347944  Malacothrix saxatilis var. tenuifolia John Thomas Howell 1948-7-2 24769 Los Angeles Palos Verdes Hills Comment
  CAS-BOT-BC347949  Malacothrix saxatilis var. tenuifolia John Thomas Howell 1931-6-6 6667 Los Angeles 17 miles s. of Sandberg's Summit, Ridge Route Comment
  CAS-BOT-BC356129  Pluchea odorata John Thomas Howell 1927-10-29 3182 Los Angeles Near Alamitos Bay 15 Comment
  CAS-BOT-BC356419  Pseudognaphalium beneolens John Thomas Howell 1930-5-18 5172 Los Angeles Pacoima Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC357640  Pseudognaphalium stramineum John Thomas Howell 1927-10-29 3183 Los Angeles Near Alamitos Bay 15 Comment
  CAS-BOT-BC365020  Solidago velutina subsp. californica John Thomas Howell 1927-10-16 3147 Los Angeles Santa Anita Canon [Canyon], San Gabriel Mts. Comment
  CAS-BOT-BC37460  Cardamine californica John Thomas Howell 1928-2-9 3328 Los Angeles San Gabriel Mountains. Floor of Santa Anita Canyon. Comment
  CAS-BOT-BC375148  Stephanomeria cichoriacea John Thomas Howell 1927-10-16 3145 Los Angeles Slope at Sturtevant Falls, Santa Anita Canon [Canyon], San Gabriel Mts. Comment
  CAS-BOT-BC381904  Uropappus lindleyi John Thomas Howell 1928-3-20 3454 Los Angeles Floor of Vermont Canon [Canyon], Griffith Park, Los Angeles Comment
  CAS-BOT-BC381905  Uropappus lindleyi John Thomas Howell 1928-5-6 3779 Los Angeles On trail to Madrono [Madrono] Flats, E. Fork of Santa Anita Canon [Canyon], San Gabriel Mts. Comment
  CAS-BOT-BC39349  Arctostaphylos glauca John Thomas Howell 1928-2-11 3343 Los Angeles On trail between Haines Canyon and Mt. Lukens, San Gabriel Mts. Comment
  CAS-BOT-BC401798  Argemone munita subsp. rotundata John Thomas Howell 1947-7-18 23416 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  CAS-BOT-BC402015  Gilia ochroleuca subsp. bizonata John Thomas Howell 1930-5-12 4875 Los Angeles 1 mile north of Acton Comment
  CAS-BOT-BC402072  Gilia ochroleuca subsp. vivida John Thomas Howell 1947-7-18 23405 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  CAS-BOT-BC403170  Eschscholzia californica John Thomas Howell 1930-5-12 4878 Los Angeles 1 mile north of Acton Comment
  CAS-BOT-BC40720  Erysimum capitatum John Thomas Howell 1928-2-11 3345 Los Angeles Haines Canyon, San Gabriel Mountains. Comment
  CAS-BOT-BC40721  Erysimum capitatum John Thomas Howell 1928-2-11 3345 Los Angeles Floor of Haines Canyon, San Gabriel Mountains. Comment
  CAS-BOT-BC40722  Erysimum capitatum John Thomas Howell 1947-7-18 23395 Los Angeles San Gabriel Mountains. Blue Ridge. 2590 Comment
  CAS-BOT-BC41136  Caulanthus heterophyllus John Thomas Howell 1928-3-20 3464 Los Angeles Floor of Vermont Canyon, Griffith Park. Comment
  CAS-BOT-BC419008  Persicaria lapathifolia John Thomas Howell 1927-10-29 3180 Los Angeles Near Alamitos Bay 15 Comment
  CAS-BOT-BC42172  Arctostaphylos patula John Thomas Howell 1947-7-18 23419 Los Angeles Blue Ridge, San Gabriel Mts. Comment
  CAS-BOT-BC422740  Meconella denticulata John Thomas Howell 1928-4-18 3726 Los Angeles N. side of Griffith Park Comment
  CAS-BOT-BC439913  Claytonia perfoliata subsp. intermontana John Thomas Howell 1928-2-9 3330 Los Angeles Santa Anita Canon [Canyon], San Gabriel Mts. Comment
  CAS-BOT-BC47834  Ceanothus cordulatus John Thomas Howell 1947-7-18 23387 Los Angeles San Gabriel Mts. - Blue Ridge 2590 Comment
  CAS-BOT-BC48724  Ceanothus crassifolius John Thomas Howell 1928-2-9 3325 Los Angeles on trail between Sierra Madre and Santa Anita Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC48725  Ceanothus crassifolius John Thomas Howell 1928-2-9 3325 Los Angeles On trail between Sierra Madre and Santa Anita Canyon Comment
  CAS-BOT-BC48737  Ceanothus crassifolius John Thomas Howell 1928-2-11 3340 Los Angeles Haines Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC48758  Ceanothus crassifolius John Thomas Howell 1928-2-9 3325 Los Angeles on Trail between Sierra Madre and Santa Anita Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC48877  Ceanothus cuneatus John Thomas Howell 1928-4-5 3719 Los Angeles near head of Bouquet Canyon, Liebre Mts. Comment
  CAS-BOT-BC50491  Ceanothus oliganthus John Thomas Howell 1928-3-2 3369 Los Angeles Vermont Canyon, Griffith Park Comment
  CAS-BOT-BC50492  Ceanothus oliganthus John Thomas Howell 1930-5-18 5173 Los Angeles Pacoima Canyon, San Gabriel Mountains Comment
  CAS-BOT-BC50564  Ceanothus leucodermis John Thomas Howell 1928-2-9 3335 Los Angeles San Gabriel Mts. - On trail between Santa Anita Canyon and Sierra Madre Comment
  CAS-BOT-BC51424  Ceanothus megacarpus var. megacarpus John Thomas Howell 1928-3-2 3353 Los Angeles Griffith Park Comment
  CAS-BOT-BC51430  Ceanothus megacarpus var. megacarpus John Thomas Howell 1928-3-2 3353 Los Angeles Vermont Canyon, Griffith Park Comment
  CAS-BOT-BC56001  Rhamnus ilicifolia John Thomas Howell 1928-3-2 3362 Los Angeles Griffith Park Comment
  CAS-BOT-BC56012  Rhamnus ilicifolia John Thomas Howell 1928-3-2 3362 Los Angeles Vermont Canyon, Griffith Park Comment
  CAS-BOT-BC56013  Rhamnus ilicifolia John Thomas Howell 1928-3-4 3376 Los Angeles Santa Monica Mts., ne. of Pacific Palisades Comment
  CAS-BOT-BC59942  Rhamnus crocea John Thomas Howell 1928-2-11 3341 Los Angeles Bottom of Haines Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC60035  Lepidium virginicum var. menziesii John Thomas Howell 1928-2-9 3337 Los Angeles On trail between Santa Anita Canyon and Sierra Madre, San Gabriel Mountains. Comment
  CAS-BOT-BC62532  Quercus chrysolepis John Thomas Howell 1927-10-16 3144 Los Angeles Sturtevant Falls, Santa Anita Canon, San Gabriel Mts. Comment
  CAS-BOT-BC63308  Ceanothus spinosus John Thomas Howell 1928-3-4 3375 Los Angeles Santa Monica Mts., ne. of Pacific Palisades. Comment
  CAS-BOT-BC63309  Ceanothus spinosus John Thomas Howell 1928-3-2 3368 Los Angeles Vermont Canyon, Griffith Park. Comment
  CAS-BOT-BC67494  Tropidocarpum gracile John Thomas Howell 1930-5-12 4871 Los Angeles 1 mile north of Acton. Comment
  CAS-BOT-BC68858  Aspidotis californica John Thomas Howell 1928-2-9 3324 Los Angeles San Gabriel Mts. - On trail between Sierra Madre and Santa Anita Canyon Comment
  CAS-BOT-BC70011  Cheilanthes covillei John Thomas Howell 1928-2-11 3344 Los Angeles Haines Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC70016  Cheilanthes covillei John Thomas Howell 1928-2-11 3344 Los Angeles along trail from Haines Canyon to Mt. Lukens, San Gabriel Mts. Comment
  CAS-BOT-BC71889  Polypodium californicum John Thomas Howell 1928-2-9 3331 Los Angeles Santa Anita Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC73688  Ulmus parvifolia John Thomas Howell 1964-10-19 40965 Los Angeles San Gabriel Blvd. at Colorado Blvd., Pasadena. Comment
  CAS-BOT-BC73960  Turritis glabra John Thomas Howell 1928-3-20 3453 Los Angeles Floor of Vermont Canyon, Griffith Park, Los Angeles. Comment
  CAS-BOT-BC75759  Berberis nevinii John Thomas Howell 1930-5-18 5170 Los Angeles Pacoima Wash at entrance to Pacoima Canyon, San Fernando Valley. Comment
  CAS-BOT-BC79757  Quercus durata John Thomas Howell 1927-10-16 3151 Los Angeles on the trail between Santa Anita Canyon and Sierra Madre, San Gabriel Mts. Comment
  CAS-BOT-BC79758  Quercus durata John Thomas Howell 1927-10-16 3152 Los Angeles on the trail between Santa Anita Canyon and Sierra Madre, San Gabriel Mts. Comment
  CAS-BOT-BC79759  Quercus durata John Thomas Howell 1927-10-16 3153 Los Angeles on the trail between Santa Anita Canyon and Sierra Madre, San Gabriel Mts. Comment
  CAS-BOT-BC83102  Eschscholzia minutiflora John Thomas Howell 1930-5-12 4885 Los Angeles Mojave Desert. 3 miles south of Palmdale. Comment
  CAS-BOT-BC86384  Quercus dumosa John Thomas Howell 1927-9-30 3124 Los Angeles near the zoo, Griffith Park Comment
  CAS-BOT-BC86385  Quercus dumosa John Thomas Howell 1927-9-30 3125 Los Angeles near the zoo, Griffith Park Comment
  CAS-BOT-BC86386  Quercus dumosa John Thomas Howell 1928-3-20 3476 Los Angeles Hills E of Vermont Canyon, Griffith Park Comment
  CAS-BOT-BC91137  Umbellularia californica John Thomas Howell 1928-2-9 3333 Los Angeles Floor of Santa Anita Canon [Canyon], San Gabriel Mountains. Comment
  CAS-BOT-BC91376  Clematis lasiantha John Thomas Howell 1928-3-4 3372 Los Angeles Santa Monica Mountains, northeast of Pacific Palisades. Comment
  CAS-BOT-BC91377  Clematis lasiantha John Thomas Howell 1928-3-4 3372 Los Angeles Santa Monica Mountains, northeast of Pacific Palisades. Comment
  CAS-BOT-BC92277  Ribes amarum John Thomas Howell 1928-2-9 3332 Los Angeles San Gabriel Mountains. Santa Anita Canon [Canyon]. Comment
  CAS-BOT-BC92278  Ribes amarum John Thomas Howell 1928-2-9 3332 Los Angeles San Gabriel Mountains. Floor of Santa Anita Canon [Canyon]. Comment
  CAS-BOT-BC92279  Ribes amarum John Thomas Howell 1928-2-18 3351 Los Angeles Trail to Switzer's, Arroyo Seco, San Gabriel Mountains. Comment
  CAS-BOT-BC92446  Ribes aureum var. gracillimum John Thomas Howell 1929-3-2 4098 Los Angeles On Foothill Boulevard at Monrovia. Comment
  CAS-BOT-BC93190  Platanus racemosa John Thomas Howell 1928-3-4 3386 Los Angeles Santa Monica Mountains, northeast of Pacific Palisades. Comment
  CAS-BOT-BC95404  Bowlesia incana John Thomas Howell 1928-3-20 3458 Los Angeles Floor of Vermont Canyon, Griffith Park Comment
  CAS-BOT-BC95434  Bowlesia incana John Thomas Howell 1928-3-20 3458 Los Angeles Griffith Park in Los Angeles Comment
  CAS-BOT-BC97283  Artemisia tridentata subsp. parishii John Thomas Howell 1950-11-9 27484 Los Angeles 3 miles S.W. of Newhall Comment
  CAS-BOT-BC97284  Artemisia tridentata subsp. parishii John Thomas Howell 1950-11-9 27484 Los Angeles 3 miles sw. of Newhall Comment
  CAS-BOT-BC97958  Symphyotrichum greatae John Thomas Howell 1928-6-10 3871 Los Angeles Monrovia [Canon] Canyon near the dam, San Gabriel Mts. Comment
  CDA2076  Eragrostis minor R. G. Howell 1965-6-28 Los Angeles Newhall Avenue, Saugus. 0 Comment
  CDA7814  Hemizonia minthornii J. T. Howell 1977-3-7 52314 Los Angeles Santa Susana Mtns.; Summit of Santa Susana Pass. Ventura-Los Angeles county line. Comment
  JEPS12134  Solanum umbelliferum John Thomas Howell 1928-5-4 3775 Los Angeles Monrovia Canyon; San Gabriel Mountains, Monrovia Canyon Comment
  JEPS12187  Petunia parviflora John Thomas Howell 1927-6-30 2628 Los Angeles 1 mi e Long Beach 15 Comment
  JEPS1256  Pholistoma auritum John Thomas Howell 1928-4-18 3725 Los Angeles Griffith Park Los Angeles; , Griffith Park Comment
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Dec 18 2007
  JEPS12862  Lonicera subspicata var. denudata John Thomas Howell 1927-10-16 3157 Los Angeles between Sierra Madre and Santa Anita Canyon; San Gabriel Mts. Comment
  JEPS1497  Nemophila menziesii John Thomas Howell 1928-2-9 3329 Los Angeles Santa Anita Canyon , Santa Anita Canyon (San Gabriel Mts.) Comment
  JEPS1517  Nemophila menziesii var. integrifolia John Thomas Howell 1928-4-18 3724 Los Angeles Griffith Park Los Angeles, Griffith Park Comment
  JEPS1518  Nemophila menziesii var. integrifolia John Thomas Howell 1928-5-4 3770 Los Angeles Monrovia Canyon , Monrovia Canyon (San Gabriel Mts.) Comment
  JEPS1580  Emmenanthe penduliflora John Thomas Howell 1928-5-4 3768 Los Angeles Monrovia Canyon; San Gabriel Mts. Comment
  JEPS17234  Calandrinia breweri J. T. Howell 1928-3-20 466 Los Angeles Vermont Canyon Los Angeles, Griffith Park Comment
  JEPS17235  Calandrinia breweri J. T. Howell 1928-3-4 3384 Los Angeles on fire-trail (fire-break) near Los Pulgas and Temescal Canyons (region n of Pacific Palisades); sw end Santa Monica Mts. Comment
  JEPS18642  Brickellia californica J. Thomas Howell 1927-10-16 3156 Los Angeles trail between Sierra Madre and Santa Anita Canon Sierra Madre; San Gabriel Mts., Santa Anita Canon Comment
  JEPS18643  Brickellia californica J. Thomas Howell 1927-10-16 3146 Los Angeles Sturtevant Falls San Gabriel Mts., Santa Anita Canon Comment
  JEPS19153  Ericameria pinifolia John Thomas Howell 1927-11-13 3204 Los Angeles near Elizabeth Lake; Liebre Mts. Comment
  JEPS19247  Ericameria palmeri var. pachylepis John Thomas Howell 1927-11-13 3204 Los Angeles near Elizabeth Lake; Liebre Mts. Comment
  JEPS20193  Hazardia squarrosa var. grindelioides John Thomas Howell 1927-10-16 3154 Los Angeles trail between Sierra Madre and Santa Anita Canyon; San Gabriel Mts. Comment
  JEPS22383  Pectocarya penicillata John Thomas Howell 1928-3-20 3460 Los Angeles Vermont Canyon, Griffith Park Comment
  JEPS3163  Collinsia parryi John Thomas Howell 1928-5-6 3780 Los Angeles E. Fork San Gabriel Canyon San Gabriel Mts. (trail to Madrono Flat) Comment
  JEPS32342  Solidago velutina subsp. californica John Thomas Howell 1927-10-16 3147 Los Angeles Santa Anita Canyon , Santa Anita Canyon (San Gabriel Mts.) Comment
  JEPS33689  Camissoniopsis bistorta John Thomas Howell 1928-3-20 3456 Los Angeles Vermont Canyon Los Angeles, Griffith Park Comment
  JEPS36851  Stephanomeria cichoriacea John Thomas Howell 1927-10-16 3145 Los Angeles Sturtevant Falls San Gabriel Mts., Santa Anita Canyon. Comment
  JEPS4067  Ambrosia confertiflora J. Thomas Howell 1927-11-18 3206 Los Angeles Los Angeles Comment
  JEPS43760  Clarkia similis John Thomas Howell 1928-5-6 3777 Los Angeles between Fern Lodge and Madrona Flat; San Gabriel Mts., East Fork of Santa Anita Canyon Comment
  JEPS44014  Epilobium canum subsp. canum John Thomas Howell 1927-10-16 3148 Los Angeles on trail between Sierra Madre and Robert's Camp; San Gabriel Mts., Santa Anita Canyon Comment
  JEPS49946  Dudleya densiflora J. T. Howell 1928-6-12 Los Angeles Fish Canyon San Gabriel Mtns Comment
  JEPS54154  Thysanocarpus curvipes J. T. Howell 1928-5-4 3767 Los Angeles Monrovia Canyon; San Gabriel Mts., Monrovia Canyon Comment
  JEPS6416  Plantago erecta John Thomas Howell 1928-3-20 3480 Los Angeles Vermont Canyon Griffith Park Comment
  JEPS85657  Stachys John Thomas Howell 1927-3-20 3475 Los Angeles Vermont Canyon Griffith Park Comment
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Nov 28 2009
  JEPS85663  Psoralea John Thomas Howell 1928-5-4 3772 Los Angeles Monrovia Canyon; San Gabriel Mts. Comment
  JEPS9094  Artemisia tridentata subsp. parishii John Thomas Howell 1950-11-9 27484 Los Angeles 3 mi sw of Newhall Comment
  LA18017  Carex triquetra John Thomas Howell; 1928-3-20 3457 Los Angeles SANTA MONICA MOUNTAINS, Vermont Canyon, Griffith Park Comment
  LA19855  Juncus acutus subsp. leopoldii John Thomas Howell; 1927-6-30 2623 Los Angeles near Long Beach Comment
  LA200035  Quercus berberidifolia John Thomas Howell; 1934-4-20 3476 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  LA204056  Berberis nevinii John Thomas Howell; Martha Hilend 1930-5-11 sn Los Angeles San Fernando Valley Comment
  LA208348  Galium angustifolium subsp. foliosum John Thomas Howell; M. Hilend 1930-5-2 Los Angeles San Gabriel Mountains, Pacoima Dam Comment
  LA208433  Galium nuttallii subsp. nuttallii John Thomas Howell; 1929-3-2 4101 Los Angeles San Gabriel Mountains, San Gabriel Wash, 2 mi S of Azusa Comment
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Jul 28 2014
  LA43629  Ceanothus megacarpus var. megacarpus John Thomas Howell; 1928-3-2 3353 Los Angeles SANTA MONICA MOUNTAINS, Vermont Canyon, Griffith Park 243 Comment
  POM191530  Clarkia purpurea subsp. quadrivulnera J. T. Howell 1928-6-10 3875 Los Angeles Monrovia Canyon, San Gabriel Mtns. Comment
  RSA1024  Lupinus longifolius J. T. Howell 1928-6-29 993 Los Angeles Near Santa Monica 76 Comment
  RSA1073  Phacelia grandiflora J. T. Howell 1928-6-29 999 Los Angeles Seminole Hot Springs Road, Santa Monica Mountains 457 Comment
  RSA1074  Phacelia viscida J. T. Howell 1928-6-29 997 Los Angeles Seminole Hot Springs Road, Santa Monica Mountains 457 Comment
  RSA128  Yucca whipplei var. whipplei J. T. Howell 1928-6-29 996 Los Angeles Seminole Hot Springs Road, Santa Monica Mountains 457 Comment
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May 21 2014
  RSA143815  Astragalus lentiginosus var. antonius J. T. Howell 1947-7-18 23406 Los Angeles Blue Ridge 2438 Comment
  RSA26543  Phacelia longipes J. T. Howell 1928-6-10 3889 Los Angeles Fish Canyon Comment
  RSA26564  Phacelia distans J. T. Howell 1928-6-10 3888 Los Angeles Fish Canyon Comment
  RSA415  Hoita macrostachya J. T. Howell 1928-6-29 1008 Los Angeles 8 miles South Seminole Hot Springs, Santa Monica Mountains. 610 Comment
  RSA446  Malosma laurina J. T. Howell 1928-6-29 1005 Los Angeles 8 miles South Seminole Hot Springs, Santa Monica Mountains 610 Comment
  RSA46342  Juncus saximontanus J. T. Howell 1947-7-18 23428 Los Angeles Blue Ridge 2438 Comment
  RSA493  Clarkia unguiculata J. T. Howell 1928-6-29 1012 Los Angeles Near Seminole Hot Springs. Santa Monica Mountains 305 Comment
  RSA501  Clarkia bottae J. T. Howell 1928-6-29 1003 Los Angeles 8 miles South Seminole Hot Springs, Santa Monica Mountains. 610 Comment
  RSA51215  Eriophyllum confertiflorum var. confertiflorum J. T. Howell 1947-7-18 23401 Los Angeles Blue Ridge 2438 Comment
  RSA51444  Hemizonia minthornii J. T. Howell 1947-7-17 s.n. Los Angeles East side of Santa Susana Pass Comment
  RSA54052  Malacothrix saxatilis var. tenuifolia J. T. Howell 1948-7-2 24769 Los Angeles Palos Verde Hills. Comment
  RSA54053  Croton californicus var. tenuis J. T. Howell 1948-7-2 24768 Los Angeles Redondo Beach. Comment
  RSA54055  Suaeda taxifolia J. T. Howell 1948-7-2 24764 Los Angeles Redondo Beach. Comment
  RSA597  Phacelia parryi J. T. Howell 1928-6-29 1000 Los Angeles Seminole Hot Springs Road, Santa Monica Mountains 457 Comment
  RSA65076  Chorizanthe staticoides J. T. Howell 1931-5-29 9377 Los Angeles East summit of Santa Susana Pass. Comment
  RSA704  Trichostema lanatum J. T. Howell 1928-6-29 1009 Los Angeles 6 miles South Seminole Hot Springs, Santa Monica Mountains 457 Comment
  RSA75  Carex spissa J. T. Howell 1928-6-29 1006 Los Angeles 8 miles South Seminole Hot Springs, Santa Monica Mountains 610 Comment
  RSA777  Artemisia dracunculus J. T. Howell 1928-6-29 994 Los Angeles Near Santa Monica 76 Comment
  RSA808  Chaenactis artemisiifolia J. T. Howell 1928-6-29 1001 Los Angeles Seminole Hot Springs Road, Santa Monica Mountains 457 Comment
  RSA838  Erigeron foliosus J. T. Howell 1928-6-29 998 Los Angeles Seminole Hot Springs Road, Santa Monica Mountains 457 Comment
  RSA87107  Galium angustifolium subsp. angustifolium J. T. Howell 1931-5-29 6564 Los Angeles Hills of Santa Monica Mts. at Santa Monica. Comment
  RSA875  Helianthus gracilentus J. T. Howell 1928-6-29 1002 Los Angeles 8 miles South Seminole Hot Springs, Santa Monica Mountains. 610 Comment
  SBBG41205  Phacelia imbricata J. T. Howell 1928-6-10 3890 Los Angeles Fish Cyn Comment
  SBBG54435  Phacelia longipes J. T. Howell 1928-6-10 3889 Los Angeles Fish Cyn Comment
  SEINET196529  Suaeda taxifolia John Thomas Howell 1948-7-2 24764 Los Angeles Redondo Beach. Comment
  UC1042365  Artemisia tridentata John Thomas Howell 1950-11-9 27484 Los Angeles valley flat 3 mi sw Newhall Comment
  UC1177341  Cirsium mohavense J. Thomas Howell 1952-10-26 28880 Los Angeles just n of Lancaster Comment
  UC421577  Lonicera subspicata var. denudata John Thomas Howell 1927-10-16 3157 Los Angeles trail to Santa Anita Canyon; San Gabriel Mts. Comment
  UC421582  Grindelia hirsutula John Thomas Howell 1928-11-13 4090 Los Angeles near UCLA (on Berendo Street); Los Angeles Comment
  UC421640  Ribes malvaceum John Thomas Howell 1928-3-4 3378 Los Angeles near Santa Monica; Santa Monica Mountains Comment
  UC421647  Eucrypta chrysanthemifolia var. chrysanthemifolia John Thomas Howell 1928-3-20 3463 Los Angeles Vermont Canyon; Griffith Park Comment
  UC421651  Ribes amarum John Thomas Howell 1928-2-9 3332 Los Angeles Santa Anita Canyon San Gabriel Mts. Comment
  UC421652  Quercus durata var. gabrielensis John Thomas Howell 1927-10-16 3151 Los Angeles Santa Anita Canyon Trail San Gabriel Mts. Comment
  UC421658  Linanthus parviflorus John Thomas Howell 1928-6-10 3873 Los Angeles Monrovia Canyon San Gabriel Mts. Comment
  UC421663  Arctostaphylos glandulosa subsp. mollis John Thomas Howell 1928-2-18 3347 Los Angeles Arroyo Seco San Gabriel Mountains Comment
  UC421669  Ceanothus megacarpus var. megacarpus John Thomas Howell 1928-3-2 3353 Los Angeles Vermont Canyon, Griffith Park Comment
  UC421673  Eriastrum sapphirinum John Thomas Howell 1928-6-10 3879 Los Angeles Monrovia Canyon San Gabriel Mts. Comment
  UC421674  Clarkia bottae John Thomas Howell 1928-6-10 3868 Los Angeles Monrovia Canyon San Gabriel Mts. Comment
  UC421686  Eriogonum wrightii var. trachygonum John Thomas Howell 1927-11-13 3199 Los Angeles near Elizabeth Lake; Liebre Mts. Comment
  UC517517  Eriogonum angulosum John Thomas Howell 1930-5-12 4883 Los Angeles 3 mi s Palmdale Comment
  UC517548  Allium haematochiton John Thomas Howell 1928-3-2 3359 Los Angeles Vermont Canyon Griffith Park, Vermont Canyon Comment
  UC517557  Camissoniopsis bistorta John Thomas Howell 1928-3-20 3456 Los Angeles Vermont Canyon Los Angeles, Griffith Park Comment
  UC517558  Pectocarya penicillata John Thomas Howell 1928-3-20 3460 Los Angeles Griffith Park, Vermont Canyon Comment
  UC517560  Lupinus formosus John Thomas Howell 1928-3-20 3473 Los Angeles Griffith Park Los Angeles, , Vermont Canyon (Vermont Canyon, Los Angeles) Comment
  UC702361  Phacelia longipes John Thomas Howell 1928-6-10 3889 Los Angeles Fish Canyon San Gabriel Mts. Comment
  UC702990  Phacelia distans John Thomas Howell 1928-6-10 3888 Los Angeles Fish Canyon San Gabriel Mts. Comment
  UC905020  Carex subfusca John Thomas Howell 1947-7-18 23431 Los Angeles Big Pines San Gabriel Mts. 2103 Comment
  UC905041  Glebionis coronaria John Thomas Howell 1948-7-2 24767 Los Angeles Redondo Beach Comment
  UC905077  Polygonum argyrocoleon John Thomas Howell 1948-7-2 24770 Los Angeles Palos Verdes Hills Comment
  UC909025  Gilia angelensis John Thomas Howell 1928-3-20 3459 Los Angeles Griffith Park , Griffith Park (Vermont Canyon) Comment
  UC961416  Malacothamnus marrubioides John Thomas Howell 1950-11-9 27485 Los Angeles 12 mi n Castaic 609 Comment
  UCD120438  Phacelia egena John Thomas Howell 1928-5-27 3865 Los Angeles 1 mile west of Chandler's on the Ridge Route. Comment
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Apr 5 2016
  UCD129368  Artemisia tridentata subsp. parishii John Thomas Howell 1950-11-9 27484 Los Angeles Sandy Valley flat, 3 miles southwest of Newhall. Comment
  UCD129632  Brickellia californica John Thomas Howell 1950-11-9 27482 Los Angeles 4 miles south of Newhall on Foothill Blvd. Comment
  UCD57681  Bromus arizonicus John Thomas Howell 1956-3-21 31124 Los Angeles Foothill Blvd. and Williams St. West of Claremont. Comment
  UCD58389  Bromus catharticus John Thomas Howell 1956-3-21 31126 Los Angeles Ridge Route west of Newhall. Comment
  UCD94776  Vulpia myuros John Thomas Howell 1928-3-20 3455 Los Angeles Vermont Canyon, Griffith Park. Comment
  UCR17877  Collinsia parryi J. T. Howell 1928-5-6 s.n. Los Angeles San Gabriel Mtns, Big Santa Anita Canyon: East Fork Trail 854 Comment
  UCR47732  Hemizonia minthornii J. T. Howell 1977-3-7 s.n. Los Angeles Santa Susana Mtns., Summit of Santa Susana Pass 488 Comment
  CAS-BOT-BC101996  Bidens pilosa John Thomas Howell 1927-6-30 2631 Los Angeles Hills at eastern city limits of Long Beach 30 Comment
  CAS-BOT-BC102202  Arctium lappa John Thomas Howell 1927-6-30 2634 Los Angeles Sandy hills at eastern city limit of Long Beach 30 Comment
  CAS-BOT-BC111226  Schoenoplectus californicus John Thomas Howell 1927-6-30 2624 Los Angeles In swamp on coastal plain one mile east of Long Beach. 15 Comment
  CAS-BOT-BC113283  Eleocharis parishii John Thomas Howell 1930-5-12 4894 Los Angeles Border of rain-pool on alkaline flats, 5,5 mi N of Lancaster, Mojave Desert Comment
  CAS-BOT-BC13009  Lepidium virginicum John Thomas Howell 1928-3-20 3484 Los Angeles Vermont Avenue between Sunset Boulevard and Santa Monica Boulevard. Comment
  CAS-BOT-BC157701  Drymocallis glandulosa var. glandulosa John Thomas Howell 1928-5-4 3773 Los Angeles Near Deer Park, Monrovia [Canon] Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC159098  Phacelia ramosissima var. latifolia John Thomas Howell 1928-6-10 3869 Los Angeles Monrovia Canyon Comment
  CAS-BOT-BC176855  Salsola gobicola John Thomas Howell 1952-10-26 28877 Los Angeles Along highway just north of Palmdale Comment
  CAS-BOT-BC180702  Salsola tragus John Thomas Howell 1950-11-9 27480 Los Angeles Devil's Gate Dam, Pasadena Comment
  CAS-BOT-BC180703  Salsola tragus John Thomas Howell 1952-10-26 28876 Los Angeles Vacant lot, Palmdale Comment
  CAS-BOT-BC180704  Salsola tragus John Thomas Howell 1952-10-26 28876 Los Angeles Vacant lot, Palmdale Comment
  CAS-BOT-BC180705  Salsola tragus John Thomas Howell 1952-10-26 28876 Los Angeles Vacant lot, Palmdale Comment
  CAS-BOT-BC180706  Salsola tragus John Thomas Howell 1952-10-26 28876 Los Angeles Vacant lot, Palmdale Comment
  CAS-BOT-BC180707  Salsola tragus John Thomas Howell 1952-10-26 28876 Los Angeles Vacant lot, Palmdale Comment
  CAS-BOT-BC180709  Salsola tragus John Thomas Howell 1950-11-9 27481 Los Angeles Pacoima Wash along Foothill Blvd. Comment
  CAS-BOT-BC180710  Salsola tragus John Thomas Howell 1952-10-26 28876 Los Angeles Vacant lot, Palmdale Comment
  CAS-BOT-BC180711  Salsola tragus John Thomas Howell 1952-10-26 28876 Los Angeles Vacant lot, Palmdale Comment
  CAS-BOT-BC180712  Salsola tragus John Thomas Howell 1952-10-26 28876 Los Angeles Vacant lot, Palmdale Comment
  CAS-BOT-BC206374  Malacothamnus fremontii John Thomas Howell 1931-6-6 6672 Los Angeles Sandberg's Tehacahpi Mts. Comment
  CAS-BOT-BC216652  Lupinus excubitus subsp. hallii John Thomas Howell 1930-5-12 4867 Los Angeles 10 miles from Acton on Mint Canyon Highway Comment
  CAS-BOT-BC224487  Cuscuta californica John Thomas Howell 1931-6-6 6661 Los Angeles Big Tijunga [Tujunga] Wash Comment
  CAS-BOT-BC231720  Solanum umbelliferum John Thomas Howell 1928-5-4 3775 Los Angeles Near Deer Park, Monrovia Canon [Canyon], San Gabriel Mts. Comment
  CAS-BOT-BC241582  Eriogonum baileyi var. baileyi John Thomas Howell 1947-7-18 23380 Los Angeles Mill Creek, San Gabriel Mts. 1219 Comment
  CAS-BOT-BC241935  Eriogonum cithariforme John Thomas Howell 1947-7-18 23382 Los Angeles Mill Creek, San Gabriel Mts. 1371 Comment
  CAS-BOT-BC241938  Eriogonum cithariforme John Thomas Howell 1947-7-18 23382 Los Angeles Mill Creek, San Gabriel Mts. 1371 Comment
  CAS-BOT-BC242761  Eriogonum davidsonii John Thomas Howell 1947-7-18 23381 Los Angeles Mill Creek, San Gabriel Mts. 1219 Comment
  CAS-BOT-BC249774  Eriogonum elongatum var. elongatum John Thomas Howell 1927-10-16 3155 Los Angeles On trail between Santa Anita Canon [Canyon] and Sierra Madre, San Gabriel Mts. Comment
  CAS-BOT-BC253474  Eriogonum gracile John Thomas Howell 1927-10-9 3143 Los Angeles One miles sw. of San Fernando, San Fernando Valley Comment
  CAS-BOT-BC262867  Eriogonum thurberi John Thomas Howell 1931-5-31 6622 Los Angeles San Gabriel Wash Comment
  CAS-BOT-BC276891  Chaenactis fremontii John Thomas Howell 1930-5-12 4889 Los Angeles 2 miles N of Palmdale, Mojave Desert Comment
  CAS-BOT-BC277353  Chaenactis glabriuscula var. glabriuscula John Thomas Howell 1928-3-20 3471 Los Angeles Hills east of Vermont Canon [Canyon], Griffith Park Comment
  CAS-BOT-BC279523  Chaenactis artemisiifolia John Thomas Howell 1928-6-10 3877 Los Angeles Near Deer Park, Monrovia Canon [Canyon], San Gabriel Mts. Comment
  CAS-BOT-BC279712  Chaenactis xantiana John Thomas Howell 1928-5-25 3821 Los Angeles Ridge Route to Bakersfield, 22 miles s. of Lebec 1280 Comment
  CAS-BOT-BC280035  Cirsium mohavense John Thomas Howell 1952-10-26 28880 Los Angeles Lancaster Comment
  CAS-BOT-BC280036  Cirsium mohavense John Thomas Howell 1952-10-26 28880 Los Angeles Lancaster Comment
  CAS-BOT-BC303660  Glebionis coronaria John Thomas Howell 1948-7-2 24767 Los Angeles Redondo Beach Comment
  CAS-BOT-BC303661  Glebionis coronaria John Thomas Howell 1948-7-2 24767 Los Angeles Redondo Beach Comment
  CAS-BOT-BC305411  Helianthus annuus John Thomas Howell 1960-3-23 35144 Los Angeles Foothill Blvd., Tujunga Wash Comment
  CAS-BOT-BC318880  Heterotheca grandiflora John Thomas Howell 1931-5-29 6558 Los Angeles Santa Monica, Santa Monica Mts. Comment
  CAS-BOT-BC338142  Lasthenia californica John Thomas Howell 1928-3-20 3479 Los Angeles Hills west of Vermont Canon [Canyon], Griffith Park, Los Angeles Comment
  CAS-BOT-BC339277  Lessingia glandulifera var. glandulifera John Thomas Howell 1927-10-9 3142 Los Angeles One mile sw. of San Fernando, San Fernando Valley Comment
  CAS-BOT-BC342194  Logfia filaginoides John Thomas Howell 1928-5-4 3776 Los Angeles Between dam and Deer Park in Monrovia Canon [Canyon], San Gabriel Mts. Comment
  CAS-BOT-BC345408  Malacothrix clevelandii John Thomas Howell 1928-5-6 3778 Los Angeles On trail to Madrona [Madrona] Flats, E. Fork of Santa Anita Canon [Canyon], San Gabriel Mts. Comment
  CAS-BOT-BC345414  Malacothrix clevelandii John Thomas Howell 1928-5-6 3778 Los Angeles East Fork of Santa Anita Canyon, on trail to Madrono Flat, San Gabriel Mts. Comment
  CAS-BOT-BC356556  Pseudognaphalium biolettii John Thomas Howell 1928-3-20 3483 Los Angeles West of Vermont Canon [Canyon], Griffith Park, Los Angeles Comment
  CAS-BOT-BC363457  Senecio californicus John Thomas Howell 1928-3-20 3470 Los Angeles On hills east of Vermont Canon [Canyon], Griffith Park Comment
  CAS-BOT-BC379004  Ranunculus aquatilis var. diffusus John Thomas Howell 1930-5-12 4893 Los Angeles 5.5 mi north of Lancaster, Mojave Desert Comment
  CAS-BOT-BC390809  Spergularia marina John Thomas Howell 1930-5-12 4896 Los Angeles 5.5 miles north of Lancaster, Mojave Desert Comment
  CAS-BOT-BC411393  Dudleya lanceolata John Thomas Howell 1928-5-4 3771 A Los Angeles near Deer Park, Monrovia Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC413416  Parietaria hespera var. hespera John Thomas Howell 1928-4-18 3728 Los Angeles N. side of Griffith Park, Los Angeles Comment
  CAS-BOT-BC419007  Persicaria lapathifolia John Thomas Howell 1927-9-30 3122 Los Angeles Bank of Los Angeles River, n. side of Griffith Park, Los Angeles Comment
  CAS-BOT-BC419774  Polygonum argyrocoleon John Thomas Howell 1948-7-2 24770 Los Angeles Palos Verdes Hills Comment
  CAS-BOT-BC419777  Polygonum argyrocoleon John Thomas Howell 1948-7-2 24770 Los Angeles Palos Verdes Hills Comment
  CAS-BOT-BC435241  Mesembryanthemum crystallinum John Thomas Howell 1927-6-30 2632 Los Angeles At eastern city limits of Long Beach 30 Comment
  CAS-BOT-BC438749  Cistanthe monandra John Thomas Howell 1928-5-25 3820 Los Angeles Ridge Route to Bakersfield, 22 miles s. of Lebec 1280 Comment
  CAS-BOT-BC45008  Ambrosia confertiflora John Thomas Howell 1927-11-18 3206 Los Angeles About 1 mile SW of UCLA on N Ardmore St., Los Angeles Comment
  CAS-BOT-BC45013  Ambrosia psilostachya John Thomas Howell 1927-10-29 3175 Los Angeles Near Alamites Bay Comment
  CAS-BOT-BC472945  Allium monticola John Thomas Howell 1947-7-18 23387 a Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  CAS-BOT-BC483413  Calochortus invenustus John Thomas Howell 1947-7-18 23414 Los Angeles Blue Ridge, San Gabriel Mountains 2590 Comment
  CAS-BOT-BC502727  Orobanche bulbosa John Thomas Howell 1928-5-6 3784 Los Angeles Along trail between Santa Anita Canyon and Sierra Madre, San Gabriel Mts. Comment
  CAS-BOT-BC514256  Eriastrum densifolium subsp. austromontanum John Thomas Howell 1947-7-18 23379 Los Angeles San Gabriel Mts.: Mill Creek 1219 Comment
  CAS-BOT-BC514965  Eriastrum sapphirinum subsp. dasyanthum John Thomas Howell 1931-5-31 6618 Los Angeles San Gabriel Wash Comment
  CAS-BOT-BC514966  Eriastrum sapphirinum subsp. dasyanthum John Thomas Howell 1928-6-10 3879 Los Angeles San Gabriel Mts: Monrovia Canyon, near Deer Park Comment
  CAS-BOT-BC514967  Eriastrum sapphirinum subsp. dasyanthum John Thomas Howell 1928-6-10 3879 Los Angeles San Gabriel Mts: Monrovia Canyon, near Deer Park Comment
  CAS-BOT-BC532294  Horkelia cuneata var. puberula John Thomas Howell 1929-3-2 4099 Los Angeles San Gabriel Wash, 2 miles S of Azusa Comment
  CAS-BOT-BC60034  Lepidium virginicum var. menziesii John Thomas Howell 1931-4-12 6296 Los Angeles Santa Cruz Island. At Cochie Bay. Comment
  CAS-BOT-BC67036  Thysanocarpus laciniatus John Thomas Howell 1928-3-20 3472 Los Angeles East of Vermont Canyon, Griffith Park, Los Angeles. Comment
  CAS-BOT-BC7970  Delphinium parishii subsp. parishii John Thomas Howell 1930-5-12 4888 Los Angeles 2 miles north of Palmdale, Mojave Desert Comment
  CAS-BOT-BC88458  Thysanocarpus curvipes John Thomas Howell 1928-5-4 3767 Los Angeles San Gabriel Mountains. Morrovia Canyon above the dam. Comment
  CAS-BOT-BC90136  Artemisia biennis John Thomas Howell 1927-10-29 3186 Los Angeles Salt marshes near Alamitos Bay 15 Comment
  CAS-BOT-BC97993  Symphyotrichum hesperium John Thomas Howell 1927-10-29 3181 Los Angeles Salt marshes near Alamitos Bay 15 Comment
  CAS-BOT-BC98318  Symphyotrichum subulatum var. parviflorum John Thomas Howell 1927-10-29 3177 Los Angeles Salt marshes near Alamitos Bay 15 Comment
  CDA4386  Vicia sativa subsp. nigra R. G. Howell 1963-5-27 Los Angeles Mulholland Highway opposite Claretville, Calabasas. 0 Comment
  CDA6496  Veronica anagallis-aquatica R. G. Howell 1960-6-1 Los Angeles Saugus area. 0 Comment
  JEPS3181  Castilleja applegatei subsp. martinii John Thomas Howell 1928-5-6 3781 Los Angeles trail to Madrono Flat San Gabriel Mts., East Fork Santa Anita Canyon Comment
  JEPS32341  Euthamia occidentalis J. Thomas Howell 1927-10-29 3179 Los Angeles se of Long Beach Comment
  JEPS33700  Gilia capitata subsp. capitata John Thomas Howell 1928-5-6 3783 Los Angeles near Fern Lodge (Santa Anita Canyon); San Gabriel Mts., , nr Fern Lodge Comment
  JEPS40736  Symphyotrichum lanceolatum var. hesperium J. Thomas Howell 1927-10-29 3181 Los Angeles se of Long Beach Comment
  JEPS53767  Lepidium virginicum John T. Howell 1928-3-20 3484 Los Angeles near U.C.L.A. campus Comment
  LA208350  Galium angustifolium John Thomas Howell; M. Hilend 1930-5-11 Los Angeles San Gabriel Mountains, Pacoima Dam Comment
  LA208351  Galium angustifolium John Thomas Howell; M. Hilend 1930-5-11 Los Angeles San Gabriel Mountains, Pacoima Dam Comment
  LA208352  Galium angustifolium John Thomas Howell; M. Hilend Hilend 1930-5-11 Los Angeles San Gabriel Mountains, Pacoima Dam Comment
  POM177814  Galium angustifolium subsp. angustifolium J. T. Howell, Martha Hilend 1930-5-11 3 Los Angeles Pacoima Dam Comment
  RSA0079884  Carex rossii John Thomas Howell 1947-7-18 23393 Los Angeles Blue Ridge, San Gabriel Mts. 2438 Comment
  RSA0117336  Collinsia parryi J. T. Howell 1928-5-6 3780 Los Angeles Big Santa Anita Canyon, San Gabriel Mountains, East Fork Trail. Comment
  RSA26557  Phacelia minor J. T. Howell 1928-6-10 3881 Los Angeles Deer Park, Monrovia Canyon Comment
  RSA408280  Collinsia heterophylla J. T. Howell 1928-5-6 3782 Los Angeles Big Santa Anita Canyon, San Gabriel Mountains, East Fork Trail. Comment
  RSA477729  Sagina decumbens subsp. occidentalis J. T. Howell 1934-3-3 2386 Los Angeles Puddingstone Dam, San Jose Hills. Comment
  RSA523630  Plantago erecta J. T. Howell 1928-3-20 3480 Los Angeles Vermont Canyon, Criffith Park. Comment
  RSA54051  Polygonum argyrocoleon J. T. Howell 1948-7-2 s.n. Los Angeles Palos Verde Hills. Comment
  RSA54069  Cuscuta campestris J. T. Howell 1948-7-2 24765 Los Angeles Redondo Beach. Comment
  RSA608  Eucrypta chrysanthemifolia J. T. Howell 1928-6-29 1013 Los Angeles Near Seminole Hot Springs. Santa Monica Mountains 305 Comment
  RSA634  Allophyllum glutinosum J. T. Howell 1928-6-29 1011 Los Angeles Near Seminole Hot Springs. Santa Monica Mountains 305 Comment
  RSA741  Penstemon heterophyllus J. T. Howell 1928-6-29 1015 Los Angeles Near Seminole Hot Springs. Santa Monica Mountains 305 Comment
  RSA922  Malacothrix saxatilis var. tenuifolia J. T. Howell 1928-6-29 995 Los Angeles Neaar Santa Monica 76 Comment
  RSA967  Venegasia carpesioides J. T. Howell 1928-6-29 1004 Los Angeles 8 miles South Seminole Hot Springs, Santa Monica Mountains. 610 Comment
  RSA971  Woodwardia fimbriata J. T. Howell 1928-6-29 1007 Los Angeles 8 miles South Seminole Hot Springs, Santa Monica Mountains 610 Comment
  UC421659  Linanthus aureus John Thomas Howell 1928-5-25 3822 Los Angeles Chandler's Comment
  UC473582  Eriogonum thurberi John Thomas Howell 1931-5-31 6022 Los Angeles San Gabriel Wash Comment
  UC517549  Malacothrix clevelandii John Thomas Howell 1928-5-6 3778 Los Angeles on trail to Madrono Flat; San Gabriel Mts., East Fork of Santa Anita Canyon Comment
  UC688905  Aspidotis californica John Thomas Howell 1928-2-9 3324 Los Angeles between Sierra Madre and Santa Anita Canyon; San Gabriel Mts Comment
  UC702985  Phacelia brachyloba John Thomas Howell 1938-6-10 3885 Los Angeles Fish Canyon-Monrovia Canyon Divide San Gabriel Mts. Comment
  UC702991  Phacelia distans John Thomas Howell 1928-6-10 3882 Los Angeles Deer Park San Gabriel Mts., Monrovia Canyon Comment
  UC909054  Linanthus aureus John Thomas Howell 1928-5-25 3822 Los Angeles Chandler's Comment
  UCD130840  Erigeron philadelphicus var. philadelphicus John Thomas Howell 1950-11-9 27483 Los Angeles 4 miles south of Nearhall on Foothill Blvd. Comment
  UCD97768  Chenopodium album John Thomas Howell 1950-11-9 27479 Los Angeles Devil's Gate Dam, Pasadino. Comment
  UCD99256  Salsola gobicola John Thomas Howell 1952-10-26 28877 Los Angeles Along highway just north of Palmdale. Comment
  UCD99412  Salsola tragus John Thomas Howell 1952-10-26 28876 Los Angeles Vacant lot, Palmdale. Comment
  UCD99414  Salsola tragus John Thomas Howell 1952-10-26 28876 Los Angeles Vacant lot, Palmdale. Comment



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