Search Results — 2000 specimen records retrieved (1566 records with coordinates)
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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/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA0025917  Abronia umbellata subsp. breviflora C. L. Hitchcock, J. S. Martin 1939-7-14 5427 Mendocino Beach 2 miles north of Westport. Comment
  CAS-BOT-BC229307  Abronia villosa C. L. Hitchcock 1966-3-19 24275 Imperial 9 mi. e. of Holtsville [Holtville] Comment
  HSC16141  Abronia villosa C. L. Hitchcock 1966-3-19 24275 Imperial 9 mi. E of Holtzville Comment
  HSC16142  Abronia villosa C. L. Hitchcock, C. V. Muhlick 1964-3-23 23278 San Bernardino Morongo Valley Comment
  UC1287142  Abronia villosa C. L. Hitchcock 1966-3-23 24354 Inyo 5 mi s Shoshone Comment
  UC1292632  Abronia villosa C. L. Hitchcock, C. V. Muhlick 1964-3-19 23141 Imperial 8 mi s Ocotilla Well (on road to Fish Creek) Comment
  UC851658  Abronia villosa C. L. Hitchcock 1940-4-4 5951 Riverside Pinto Basin Comment
  UCD109814  Abronia villosa C. L. Hitchcock 1966-3-19 24275 Imperial 9 mi. e. of Holtsville. Comment
  POM183558  Acamptopappus shockleyi C. L. Hitchcock 1932-4-16 12303 Inyo Canyon walls, Wildrose Canyon, Panamint Mts. Comment
  UC495232  Acamptopappus shockleyi C. L. Hitchcock 1932-4-16 12303 Inyo rocky canyon wall Wildrose Canyon; Panamint Mts. Comment
  A363484  Acer glabrum C. L. Hitchcock & J. S. Martin 1939-7-11 5380 Unknown west side of upper Canyon Creek Lake, 11 miles north of Dedrick on Salmon-Trinity Alps 1889 Comment
  CAS-BOT-BC331001  Acer glabrum var. glabrum C. L. Hitchcock; J. S. Martin 1939-7-11 5380 Trinity West side of Upper Canyon Creek Lake, 11 miles N of Dedrick in Salmon-Trinity Alps 1889 Comment
  POM258075  Acer glabrum var. torreyi C. Leo Hitchcock, J. S. Martin 1939-7-11 5380 Trinity West side of upper canyon Creek Lake, 11 miles north of Dedrick in Salmon-Trinity Alps. 1890 Comment
  POM184078  Achnatherum hymenoides C. L. Hitchcock 1932-4-15 12276 San Bernardino 11 miles south of Trona Comment
  SEINET191855 Image available Achnatherum lemmonii C. L. Hitchcock 1940-5-28 6724 Modoc 15 mi N of Alturas (near Surprise) 1402 Comment
  SEINET191859 Image available Achnatherum lemmonii C. L. Hitchcock 1940-5-7 6314 Placer Ca 1 mi W of Baxter Comment
  RSA27042  Achnatherum lemmonii var. lemmonii C. L. Hitchcock 1940-5-28 6724 Modoc near Surprise, ca. 15 miles north of Alturas 1402 Comment
  SEINET185101  Achnatherum occidentale C. L. Hitchcock, JS Martin 1939-7-11 5392 Trinity South shore of Upper Canyon Creek Lake 11 mi north of Dedrick Salmon Trinity Alps. 1890 Comment
  GH361495  Achnatherum occidentale subsp. californicum C. L. Hitchcock & J. S. Martin 1939-7-11 5392 Unknown south shore of Upper Canyon Creek Lake, 11 miles north of Dedrick, Salmon-Trinity Alps 1889 Comment
  JEPS82382  Achnatherum occidentale subsp. californicum A. S. Hitchcock 1913-7-16 820 Nevada Truckee Comment
  JEPS82383  Achnatherum occidentale subsp. occidentale A. S. Hitchcock 1913-7-14 817 Nevada Truckee Comment
  POM254003  Achnatherum occidentale subsp. occidentale C. L. Hitchcock, J. S. Martin 1939-7-11 5392 Trinity South shore of Upper Canyon Creek Lake, 11 mi. north of Dedrick, Salmon-Trinity Mts. 1890 Comment
  HSC4040  Achyronychia cooperi C. L. Hitchcock 1966-3-17 24221 San Diego 4 mi. S of Ocotillo Well Comment
  CAS-BOT-BC384693  Achyronychia cooperi C. L. Hitchcock 1940-4-17 6096 Inyo Ca. 10 miles north of Saratoga Springs, Death Valley Comment
  UCD104277  Acmispon rigidus C. L. Hitchcock 1966-3-16 24197 Riverside Along Palm to Pines Highway, 10 mi. s. of Palm Desert. Comment
  UC722424  Aconitum columbianum C. L. Hitchcock and J. S. Martin 1939-7-12 5367 Trinity 10 mi. n. Dedrick (just below lower Canyon Creek Meadow); Salmon-Trinity Alps 1676 Comment
  CAS-BOT-BC391548  Aconitum columbianum subsp. columbianum C. L. Hitchcock; J. S. Martin 1939-7-12 5367 Trinity Just below lower Canyon Creek Meadow, 10 miles north of Dedrick, Salmon-Trinity Alps 1676 Comment
  CAS-BOT-BC22562  Adenophyllum porophylloides C. L. Hitchcock; C. V. Muhlick 1964-3-22 23270 Riverside West end of Pinto Basin, Joshua Tree National Monument Comment
  HSC5472  Adenophyllum porophylloides C. L. Hitchcock, C. V. Muhlick 1964-3-22 23270 Riverside Pinto Basin; Joshua Tree National Monument Comment
  RSA25306  Adiantum capillus-veneris C. L. Hitchcock 1940-4-28 6221 Inyo Darwin Falls. Comment
  A381761  Aesculus californica C. L. Hitchcock 1940-5-15 6423 Unknown ca. 10 miles west of Grass Valley Comment
  RSA27977  Aesculus californica C. L. Hitchcock 1940-5-15 6423 Nevada Ca. 10 miles west of Grass Valley. 610 Comment
  UC870285  Aesculus californica C. L. Hitchcock 1940-5-15 6423 Nevada ca 10 mi w Grass Valley 609 Comment
  UC882837  Agastache parvifolia C. L. Hitchcock 1940-5-23 6517 Shasta ca 5 mi e Burney Falls; e of Burney Falls Comment
  HSC14189  Agastache urticifolia C. L. Hitchcock 1940-5-23 6517 Shasta 5 mi. E of Burney Falls Comment
  CAS-BOT-BC126785  Agoseris parviflora C. L. Hitchcock 1940-5-27 6707 Modoc 15 mi. northeast of Alturas 1676 Comment
  RSA27436  Agoseris parviflora C. L. Hitchcock 1940-5-27 6707 Modoc 15 miles NE of Alturas. 1677 Comment
  UC891244  Agoseris retrorsa C. L. Hitchcock 1940-5-7 6325 Placer ca 1 mi w Baxter Comment
  SEINET10792274  Agrostis diegoensis A. S. Hitchcock 1886-1 Hitchcock 12892 Placer Summit Station in open places in coarse granite sand, upper limit of the yellow pine belt. 2121 Comment
  SEINET7593691 Image available Agrostis exarata A. S. Hitchcock 1908-1 2607 Monterey Pacific Grove Comment
  SEINET7594046 Image available Agrostis idahoensis A. S. Hitchcock 1908-1 3341 Unknown Yosemite National Park, Merced River Comment
  SEINET10507110  Agrostis lepida A. S. Hitchcock 1908-9-6 Hitchcock 3455 Unknown Siberian Pass, Sequoia Natl. Park Comment
  UCD53209  Agrostis pallens A. S. Hitchcock Date Unknown 12892 Placer Summit Station. 2121 Comment
  SEINET184872  Agrostis variabilis C. L. Hitchcock, J. S. Martin 1939-7-11 5403 Trinity Trinity Mountains; South shore of Upper Canyon Creek Lake, 11 mi. north of Dedrick, Salmon Trinity Mountains. 1890 Comment
  UC722937  Agrostis variabilis C. L. Hitchcock and J. S. Martin 1939-7-11 5403 Trinity 11 mi n Dedrick (s shore Upper Canyon Creek Lake); Salmon-Trinity Mountains, s shore Upper Canyon Creek Lake 1889 Comment
  SEINET10510800  Agrostis variabilis A. S. Hitchcock 1913-7-14 Hitchcock 368 Unknown Truckee. Dry open woods under pine and spruce. Comment
  SEINET7594441 Image available Agrostis variabilis A. S. Hitchcock 1908-1 3264 Unknown Long Meadow, Yosemite National Park 2591 Comment
  JEPS82377  Agrostis viridis A. S. Hitchcock 1913-7-8 369 Santa Cruz near Santa Cruz (Blackburn Gulch); Blackburn Gulch Comment
  HSC4317  Allenrolfea occidentalis C. L. Hitchcock, C. V. Muhlick 1964-3-25 23307 Inyo Alkali flat at Bad Water, Death Valley National Monument. Comment
  HSC4318  Allenrolfea occidentalis C. L. Hitchcock 1966-3-23 24367 Inyo Saline flat 4 mi. S of Jct. of Hwy. 58 and 109, along Hwy. 190, Death Valley National Monument. Comment
  UC1228587  Allionia incarnata C. L. Hitchcock, C. V. Muhlick 1962-3-18 22237 Imperial 9.3 mi e of Glamis on road to Blythe (on hill at e edge of Chocolate Mountains); Chocolate Mountains Comment
  HSC2915  Allium acuminatum C. L. Hitchcock 1940-5-27 6636 Shasta Near McArthur Comment
  SEINET188107  Allium acuminatum C. L. Hitchcock 1940-1 Shasta Comment
  CAS-BOT-BC462242  Allium amplectens C. L. Hitchcock; J. S. Martin 1939-7-12 5358 Trinity 1 mile above Canyon Creek Meadow, 8 miles above Dedrick, in Salmon-Trinity Alps. 1524 Comment
  SEINET184939  Allium amplectens C. L. Hitchcock, JS Martin 1939-7-12 5358 Trinity 1 mi above Canyon Creek Meadow 8 mi above Dedrick in Salmon-Trinity Alps 0 Comment
  UC843239  Allium bisceptrum var. bisceptrum C. L. Hitchcock 1940-5-24 6570 Shasta ca. 20 mi w Fall River Mills (on hat Creek); Hat Creek Comment
  POM260015  Allium bisceptrum var. bisceptrum C. L. Hitchcock 1940-5-24 6570 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  SEINET191463  Allium bolanderi C. L. Hitchcock 1940-5-20 6488 Shasta 25 mi E of Redding Comment
  UC843244  Allium bolanderi C. L. Hitchcock 1940-5-20 6488 Shasta 25 mi e Redding Comment
  POM259991  Allium bolanderi C. L. Hitchcock 1940-5-17 6454 Shasta 3 miles east of Redding. 152 Comment
  POM260077  Allium bolanderi C. L. Hitchcock 1940-5-20 6488 Shasta 25 miles east of Redding. Comment
  RSA27022  Allium bolanderi C. L. Hitchcock 1940-5-20 6488 Shasta 25 miles east of Redding. Comment
  CAS-BOT-BC464499  Allium campanulatum C. L. Hitchcock 1940-5-27 6636 Shasta near McArthur Comment
  SEINET188333  Allium lemmonii C. L. Hitchcock 1946-5-26 6640 Lassen Overflow of Pitt River 1 mi W of Bieber Comment
  CAS-BOT-BC470925  Allium lemmonii C. L. Hitchcock 1940-5-26 6640 Lassen Overflow of Pitt River, 1 mile west of Bieber Comment
  RSA25406  Allium membranaceum C. L. Hitchcock 1940-5-25 6593 Shasta Below Pit Dam, Power Plant, 2 miles west of Fall River Mills. 1341 Comment
  POM184740  Allium parishii C. L. Hitchcock 1932-4-9 12226 Riverside White Tanks, Joshua Tree National Monument, East Riverside Comment
  SEINET192025  Allium peninsulare C. L. Hitchcock 1940-5-17 6454 Shasta 3 miles east of Redding 152 Comment
  GH357265  Allium peninsulare C. L. Hitchcock 1940-5-17 6454 Unknown Shasta County: 3 Miles east of Redding Comment
  CAS-BOT-BC244966  Allium platycaule C. L. Hitchcock 1940-5-27 6667 Modoc 15 mi. NE of Alturas. 1615 Comment
  CAS-BOT-BC132149  Allium siskiyouense C. L. Hitchcock; J. S. Martin 1939-7-9 5319 Siskiyou Between King's Castle and Black Mts., west side of ridge 1828 Comment
  RSA87909  Allium unifolium C. L. Hitchcock 1953-7-3 19963 Mendocino About 12 miles northeast of Rockport. Comment
  UC722292  Allium validum C. L. Hitchcock, J. S. Martin 1939-7-12 5355 Trinity 7 mi above Dedrick; Salmon-Trinity Alps, Canyon Creek Meadows 1402 Comment
  POM260314  Allophyllum gilioides C. L. Hitchcock 1940-5-24 6564 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  CAS-BOT-BC137906  Alopecurus saccatus A. S. Hitchcock 1902-6-10 5685 Sonoma Santa Rosa. Comment
  CAS-BOT-BC13750  Ambrosia chamissonis C. L. Hitchcock; J. S. Martin 1939-7-14 5425 Mendocino Beach 2 miles north of Westport Comment
  RSA25417  Ambrosia dumosa C. L. Hitchcock 1940-4-19 6113 Inyo 10 miles north of Shoshone on road to Bradbury Well [Hwy 178], Death Valley Region. 914 Comment
  CAS-BOT-BC273023  Ambrosia salsola C. L. Hitchcock 1966-3-16 24217 Riverside 4 mi. s. of Palm Desert, along Palms to Pines Hiway Comment
  UCD128937  Ambrosia salsola C. L. Hitchcock; C. V. Muhlick 1962-3-17 22194 San Diego Near west boundary of Borrego State Park. Comment
  UC1287117  Ambrosia salsola var. salsola C. L. Hitchcock 1966-3-16 24217 Riverside hills 4 mi s Palm Desert (along Palms to Pines Hwy) Comment
  NY849711  Amelanchier alnifolia var. alnifolia C. L. Hitchcock 1940-5-27 6701 Modoc 15 miles northeast of Alturas 1676 Comment
  SBBG27371  Amelanchier utahensis C. L. Hitchcock 1940-5-27 6701 Modoc 15 mi NE of Alturas 1615 Comment
  CAS-BOT-BC22636  Amphipappus fremontii C. L. Hitchcock 1940-4-19 6119 Inyo 1.5 miles E of Salsberry Pass, Death Valley 914 Comment
  CAS-BOT-BC22637  Amphipappus fremontii C. L. Hitchcock 1940-4-17 6099 Inyo Bradbury Wells, south end of Death Valley Comment
  CAS-BOT-BC22638  Amphipappus fremontii C. L. Hitchcock 1966-3-24 24378 Inyo Near mouth of Titus Canyon, Death Valley National Monument Comment
  GH386681  Amphipappus fremontii C. L. Hitchcock 1932-4-15 12288 Unknown Slate Range, 11 miles S. W. of Ballarat Comment
  HSC4615  Amphipappus fremontii C. L. Hitchcock 1966-3-24 24378 Inyo Near mouth of Titus Canyon, Death Valley National Monument Comment
  SEINET2030052 Image available Amphipappus fremontii C. L. Hitchcock 1940-4-17 6099 Inyo Bradbury Wells, south end of Death Valley Comment
  HSC3516  Amsinckia intermedia C. L. Hitchcock, C. V. Muhlick 1964-3-17 23064 Orange 8 mi. E of Yorba Linda, Santa Ana Canyon. Comment
  POM260289  Amsinckia intermedia C. L. Hitchcock 1940-5-24 6567 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  UC1228555  Amsinckia spectabilis C. L. Hitchcock, C. V. Muhlick 1962-3-16 22131 Riverside 8 mi se of Corona; Temescal Canyon Comment
  RSA0091473  Amsinckia tessellata C. L. Hitchcock 1940-4-2 5912 Riverside Cottonwood Spring wash, Joshua Tree National Monument. Comment
  UC881422  Amsinckia tessellata var. tessellata C. L. Hitchcock 1940-4-2 5912 Riverside Cottonwood Spring wash Cottonwood Spring; Joshua Tree National Monument Comment
  UC878733  Amsonia tomentosa C. L. Hitchcock 1940-3-31 5882 Riverside 1/2 mi. below Cottonwood Spring Comment
  UC878734  Amsonia tomentosa C. L. Hitchcock 1940-3-31 5883 Riverside 1/2 mi. below Cottonwood Spring Comment
  CAS-BOT-BC45224  Anaphalis margaritacea C. L. Hitchcock; J. S. Martin 1939-7-12 5361 Trinity Just below lower Canyon Creek Meadow, 10 miles north of Dedrick, Salmon-Trinity Alps 1676 Comment
  SEINET2033710  Anaphalis margaritacea var. subalpina C. L. Hitchcock, Martin, J. S. 1939-7-12 5301 Trinity Small meadow just below lower Canyon Creek Meadow, 10 miles north of Dedrick, Salmon- Trinity Alps 1680 Comment
  UC722722  Anemone occidentalis C. L. Hitchcock, J. S. Martin 1939-7-11 5414 Trinity ca. 500 ft. above upper Canyon Creek Lake (11 mi. n. of Dedrick Salmon-Trinity Alps) 1981 Comment
  UC485888  Anemopsis californica C. L. Hitchcock 1940-4-17 San Bernardino Death Valley National Monument, Saratoga Springs Saratoga Springs; Death Valley National Monument, Saratoga Springs Comment
  CAS-BOT-BC400273  Anemopsis californica C. L. Hitchcock 1940-4-17 6094 Inyo Saratoga Springs, Death Valley National Monument Comment
  UC891460  Anisocoma acaulis C. L. Hitchcock 1940-3-23 5834 Kern Red Rock Canyon Comment
  SEINET2038335  Anisocoma acaulis C. L. Hitchcock 1940-3-23 5834 Siskiyou Red Rock Canyon. Comment
  UC891493  Antennaria argentea C. L. Hitchcock 1940-5-26 6616 Lassen ca 12 mi n of, at lava beds Fall River Mills (Shasta Co.); Fall River 1371 Comment
  UC885041  Antirrhinum coulterianum C. L. Hitchcock 1940-4-12 6015 San Diego 10 mi s Warner's Hot Springs Comment
  CAS-BOT-BC352272  Anulocaulis annulatus C. L. Hitchcock; C. V. Muhlick 1964-3-25 23306 Inyo Above Bad Water, Death Valley National Monument Comment
  UC1292635  Anulocaulis annulatus C. L. Hitchcock and C. V. Muhlick 1964-3-25 23306 Inyo above Bad Water (Death Valley Nat'l Monument); Death Valley Nat'l Monument Comment
  HSC21458  Apiastrum angustifolium C. L. Hitchcock 1966-3-16 24188 Riverside About 5 mi. NE of Aguanga Comment
  CAS-BOT-BC395003  Aquilegia formosa C. L. Hitchcock 1939-7-11 5386 Trinity west side of upper Canyon Creek Lake, 11 mi. north of Dedrick in Salmon-Trinity Alps. 1889 Comment
  UC853789  Aquilegia formosa C. L. Hitchcock 1940-5-20 6485 Shasta 25 mi e Redding Comment
  POM258389  Aquilegia formosa var. truncata C. L. Hitchcock 1939-7-11 5386 Trinity Trinity Alps; shore of Upper Canyon Lake, 11 miles north of Dedrick. 1890 Comment
  RSA25317  Aquilegia formosa var. truncata C. L. Hitchcock 1940-5-20 6485 Shasta 25 miles east of Redding. Comment
  RSA0126335  Arabis glaucovalvula C. L. Hitchcock 1932-4-8 12218 Riverside 1 mile west of Cottonwood Springs. Comment
  SEINET184716  Arabis holboellii var. retrofracta C. L. Hitchcock 1939-7-9 5308 Siskiyou North side of Black Mt. near Marble Mt. 2073 Comment
  SEINET3899885  Arabis holboellii var. retrofracta C. Leo Hitchcock, J. P. Martin 1939-7-9 5310 Siskiyou Between King's Castle and Black Mt.; 0 1829 Comment
  RSA27330  Arabis pulchra C. L. Hitchcock 1940-5-1 6275 Inyo 12 miles west of Long Pine. 1677 Comment
  POM184733  Arabis pulchra var. gracilis C. L. Hitchcock 1932-4-9 12229 Riverside Joshua Tree National Monument; White Tanks, eastern Riverside. Comment
  RSA27044  Arabis pulchra var. gracilis C. L. Hitchcock 1940-4-16 6086 San Bernardino Cave Spring 1372 Comment
  A350981  Arctostaphylos patula C. L. Hitchcock 1940-5-1 6280 Unknown Mt. Whitney, ca. 12 miles west of Lone Pine Comment
  UC876565  Arctostaphylos viscida subsp. viscida C. L. Hitchcock 1940-5-14 6380 Placer ca. 6 mi n Colfax; Meier Ranch 762 Comment
  UC852275  Arenaria congesta var. subcongesta C. L. Hitchcock 1940-5-28 6728 Modoc 15 mi n Alturas (along sedge bank of stream) 1402 Comment
  RSA25159  Arenaria macradenia var. macradenia C. L. Hitchcock 1940-4-16 6128 San Bernardino Cave Spring 1098 Comment
  SEINET10565513  Aristida Charles L. Hitchcock, C. V. Muhlick 1962-3-18 Hitchcock 22225 Imperial 9 mi. N.E. of Glamis on road to Blythe. Comment
  CAS-BOT-BC137652  Aristida adscensionis C. L. Hitchcock 1940-3-30 s.n. Riverside Cottonwood Spring. Comment
  SEINET10566688  Aristida adscensionis Charles L. Hitchcock, Philip A. Munz 1932-4-2 Hitchcock 12055 San Diego Edge of Box Canyon, Colorado Desert. Comment
  SEINET10566690  Aristida adscensionis Charles L. Hitchcock, Philip A. Munz 1932-4-5 Hitchcock 12127 Imperial 10 miles SE of Holtsville. Comment
  RSA26993  Aristida purpurea var. nealleyi C. L. Hitchcock 1940-3-30 5871 Riverside Cottonwood Spring. Comment
  CAS-BOT-BC137491  Aristida purpurea var. wrightii C. L. Hitchcock 1940-3-30 5871 Riverside Cottonwood Springs. Comment
  UC815792  Aristida purpurea var. wrightii C. L. Hitchcock 1940-3-30 5871 Riverside Cottonwood Spring Comment
  CAS-BOT-BC82659  Arnica latifolia C. L. Hitchcock; J. S. Martin 1939-7-7 5233 Siskiyou on road to Bolan Lake, 5 mi. from cut-off at junction with Takilma-Happy Camp road 1767 Comment
  UC722579  Arnica latifolia C. L. Hitchcock and J. S. Martin 1939-7-7 5233 Siskiyou on rd to Bolan Lake ((5 mi from cut-off at juction with Takilma-Happy Camp rd)) 1767 Comment
  GH427484  Artemisia spinescens C. L. Hitchcock 1940-4-26 6198 Unknown Town's Pass, west side of Death Valley 1524 Comment
  POM260030  Asarum hartwegii C. L. Hitchcock 1940-5-20 s.n. Shasta 25 miles east of Redding. Comment
  SEINET10637448  Asclepias albicans Charles L. Hitchcock, C. V. Muhlick 1964-3-21 Hitchcock 23236 Imperial 10 miles s of Palo Verde on road to Glamis Comment
  SEINET188134  Asclepias cordifolia C. L. Hitchcock 1940-5-23 6513 Shasta Ca 1/4 mile south of Burney Falls. Comment
  RSA27892  Asclepias cordifolia C. L. Hitchcock 1940-5-23 6513 Shasta ca. 1/4 mile south of Burney Falls. Comment
  CAS-BOT-BC69593  Aspidotis densa C. L. Hitchcock; J. S. Martin 1939-7-7 5283 a Siskiyou 1/2 mi. below Sanger Peak Lookout. 1524 Comment
  UCD105520  Astragalus C. L. Hitchcock; C. V. Muhlick 1962-3-20 22250 San Bernardino 5 mi. n. of Lucerne Valley, on rd. to Barstow. Comment
  CAS-BOT-BC177322  Astragalus acutirostris C. L. Hitchcock 1940-4-16 6084 San Bernardino Cave Spring 1371 Comment
  HSC14540  Astragalus aridus C. L. Hitchcock 1966-3-19 24285 Imperial 15 mi. E of Holtsville, along Hwy. to Yuma. Comment
  POM266080  Astragalus bernardinus C. L. Hitchcock 1940-4-3 5942 Riverside Between Cottonwood Springs and Pinto Basin. Comment
  UC1292305  Astragalus crotalariae C. L. Hitchcock, C. V. Muhlick 1964-3-20 23168 San Diego Vallecito Creek near junction with Carrizo Creek; Vallecito Creek near jct with Carrizo Creek Comment
  HSC14559  Astragalus didymocarpus var. dispermus C. L. Hitchcock, C. V. Muhlick 1964-3-20 23173 San Diego Vallecito Creek near union with Carrizo Creek Comment
  UC1287054  Astragalus didymocarpus var. dispermus C. L. Hitchcock 1966-3-18 24245 San Diego 10 mi se Agua Caliente Hot Springs (Vallecito Wash); , se of Agua Caliente Hot Springs Comment
  UC862664  Astragalus didymocarpus var. dispermus C. L. Hitchcock 1940-4-4 5953 Riverside Pinto Basin Pinto Basin (sandy wash) Comment
  CAS-BOT-BC182066  Astragalus filipes C. L. Hitchcock 1940-5-27 6650 Modoc 9 mi. NE of Alturas. 1402 Comment
  NY658498  Astragalus filipes C. L. Hitchcock 1940-5-27 6650 Modoc 9 miles Northeast of Alturas 1402.1 Comment
  CAS-BOT-BC186902  Astragalus insularis var. harwoodii C. L. Hitchcock 1966-3-21 24331 Riverside 15 mi. s. of Rice, on dirt road to Blythe Comment
  CAS-BOT-BC435959  Astragalus insularis var. harwoodii C. L. Hitchcock 1966-3-18 24248 San Diego Vallecito Wash, 10 miles SE of Agua Caliente Hot Springs Comment
  UC1287155  Astragalus insularis var. harwoodii C. L. Hitchcock 1966-3-18 24248 San Diego 10 mi se Agua Caliente Hot Springs (Vallecito Wash); , se of Agua Caliente Hot Springs Comment
  RSA183390  Astragalus layneae C. L. Hitchcock 1966-3-24 24375 Inyo W side of Daylight Pass, Death Valley National Monument, about 10 miles from Hwy 190. Comment
  UC1287019  Astragalus layneae C. L. Hitchcock 1966-3-24 24375 Inyo w side Daylight Pass (about 10 mi from Hiway 190, Death Valley National Monument); Death Valley National Monument, w side Daylight Pass Comment
  UC496499  Astragalus layneae C. L. Hitchcock 1932-4-16 12320 Inyo Wildrose Canyon , Wildrose Canyon (Panamint Mts.) Comment
  UC494420  Astragalus layneae C. L. Hitchcock 1932-4-15 12264 San Bernardino 10 mi s Randsburg (Mohave Desert); , s of Randsburg Comment
  CAS-BOT-BC187086  Astragalus lentiginosus var. borreganus C. L. Hitchcock; C. V. Muhlick 1964-3-20 23205 Imperial About 20 miles n.w. of Yuma Comment
  HSC14551  Astragalus lentiginosus var. borreganus C. L. Hitchcock 1966-3-22 24341 San Bernardino About 20 mi. SW of Baker, along highway to Barstow Comment
  UC1292573  Astragalus lentiginosus var. borreganus C. L. Hitchcock, C. V. Muhlick 1964-3-20 23205 Imperial about 20 mi nw Yuma; nw of Yuma Comment
  UCD104909  Astragalus lentiginosus var. borreganus C. L. Hitchcock; C. V. Muhlick 1962-3-18 22218 Imperial Just SW of sand hills, 5 miles W of Glamis. Comment
  UCD104910  Astragalus lentiginosus var. borreganus C. L. Hitchcock 1966-3-22 24341 San Bernardino About 20 mi. s.w. of Baker, along highway to Barstow. Comment
  CAS-BOT-BC178164  Astragalus lentiginosus var. fremontii C. L. Hitchcock 1966-3-21 24332 San Bernardino Open sandy desert 10 mi. W of Rice Comment
  CAS-BOT-BC178173  Astragalus lentiginosus var. fremontii C. L. Hitchcock 1966-3-21 24332 San Bernardino Open sandy desert 10 mi. w. of Rice. Comment
  HSC14571  Astragalus lentiginosus var. fremontii C. L. Hitchcock 1966-3-21 24332 San Bernardino 10 mi. W of Rice Comment
  UC494592  Astragalus lentiginosus var. fremontii C. L. Hitchcock 1932-4-17 12333 Inyo Dante's View Comment
  UCD104932  Astragalus lentiginosus var. fremontii C. L. Hitchcock 1966-3-21 24332 San Bernardino Eastern part of county, 10 mi. w. of Rice. Comment
  UC1287121  Astragalus lentiginosus var. variabilis C. L. Hitchcock 1966-3-22 24341 San Bernardino about 20 mi sw Baker (along hiway to Barstow); sw of Baker, hiway to Barstow Comment
  CAS-BOT-BC186438  Astragalus mohavensis C. L. Hitchcock 1940-4-26 6189 Inyo Towne's [Towne] Pass, west side of Death Valley 1524 Comment
  UC495260  Astragalus mohavensis C. L. Hitchcock 1932-4-16 12309 Inyo canyon walls Wildrose Canyon (Panamint Mts.); , Wildrose Canyon Comment
  RSA27336  Astragalus palmeri C. L. Hitchcock 1940-4-4 5945 Riverside Pinto Basin. Comment
  UCD105189  Astragalus pomonensis C. L. Hitchcock; C. V. Muhlick 1962-3-16 22158 Riverside Temescal Canyon, ca. 12 mi. s.e. of Corona. Comment
  RSA27907  Astragalus purshii var. lectulus C. L. Hitchcock 1940-5-2 6282 Inyo 10 miles N of Bishop. 1677 Comment
  CAS-BOT-BC193197  Astragalus sepultipes C. L. Hitchcock 1940-5-1 6264 Inyo Ca. 4 miles west of Lone Pine Comment
  UC863215  Astragalus sepultipes C. L. Hitchcock 1940-5-1 6264 Inyo 4 mi w Lone Pine; w of Lone Pine Comment
  RSA0006874  Astragalus sepultipes C. L. Hitchcock 1940-05 6264 Inyo 4 miles W. of Lone Pine. Comment
  RSA25341  Astragalus stenophyllus C. L. Hitchcock 1940-5-27 6650 Modoc 9 miles northeast of Alturas. 1402 Comment
  POM163399  Astragalus trichopodus var. phoxus C. L. Hitchcock 1929-4-27 s.n Ventura Sespe Creek Canyon 488 Comment
  CAS-BOT-BC98874  Atrichoseris C. L. Hitchcock 1932-4-17 12347 Inyo Sandy wash, 10 miles southwest of Shoshone Comment
  CAS-BOT-BC98823  Atrichoseris platyphylla C. L. Hitchcock 1966-3-20 24315 Riverside Dry rocky hillside, 5 miles n. of Milpitas Wash and 12 mi. n.w. of Blythe-Glamis Road Comment
  CAS-BOT-BC98831  Atrichoseris platyphylla C. L. Hitchcock; C. V. Muhlick 1964-3-21 23235 Imperial On rocky canyon walls, 10 miles s. of Palo Verde on road to Glamis Comment
  CAS-BOT-BC98832  Atrichoseris platyphylla C. L. Hitchcock 1940-4-16 3600 San Bernardino Cave Spring 1097 Comment
  UC893632  Atrichoseris platyphylla C. L. Hitchcock 1940-4-16 6128 San Bernardino Cave Spring 1097 Comment
  UC893633  Atrichoseris platyphylla C. L. Hitchcock 1940-4-16 6077 San Bernardino Cave Spring 1371 Comment
  UCD129384  Atrichoseris platyphylla C. L. Hitchcock 1966-3-20 24315 Riverside 5 miles north of Milpitas Wash and 12 miles northwest of Blythe-Glamis Road. Comment
  CAS-BOT-BC170265  Atriplex hymenelytra C. L. Hitchcock; C. V. Muhlick 1964-3-23 23279 San Bernardino Saratoga Springs, Death Valley National Monument Comment
  HSC4333  Atriplex hymenelytra C. L. Hitchcock 1966-3-19 24268 Imperial 6 mi. W of Plaster City Comment
  HSC4334  Atriplex hymenelytra C. L. Hitchcock, C. V. Muhlick 1964-3-23 23279 San Bernardino Saratoga Springs, Death Valley National Monument. Comment
  UC1287132  Atriplex hymenelytra C. L. Hitchcock 1966-3-19 24268 Imperial open sandy desert 6 mi w Plaster City; w of Plaster City Comment
  UC1292610  Atriplex hymenelytra C. L. Hitchcock, C. V. Muhlick 1964-3-23 23279 San Bernardino rocky knolls at Saratoga Springs , Saratoga Springs (Death Valley National Monument) Comment
  UCD97443  Atriplex hymenelytra C. L. Hitchcock; C. V. Muhlick 1962-3-21 22255 Inyo Death Valley National Monument; Saratoga Springs. Comment
Read comments
Feb 8 2012
  UCD97445  Atriplex hymenelytra C. L. Hitchcock 1966-3-19 24268 Imperial 6 miles west of Plaster City; in western part of county. Comment
  SEINET10517579  Avena barbata A. S. Hitchcock 1913-7-3 Hitchcock 637 Santa Barbara Weed along roadside. Comment
  UC247260  Avena fatua A. S. Hitchcock 1913-7-7 638 Santa Cruz Santa Cruz Mountains; in field Comment
  GH341470  Avena fatua A. S. Hitchcock 1913-7-7 638 Unknown California: Santa Cruz Mountains. Comment
  UC812937  Azolla filiculoides C. L. Hitchcock 1940-4-30 6242 Inyo 4 mi W of Lone Pine Comment
  CAS-BOT-BC106739  Baccharis salicifolia C. L. Hitchcock 1966-3-15 24159 Riverside 3 mi. e. of Glen Ivy Hot Springs, in sandy wash. Comment
  CAS-BOT-BC99674  Baccharis salicifolia C. L. Hitchcock 1940-4-27 6205 Inyo Darwin Springs Comment
  GH386944  Baccharis salicifolia C. L. Hitchcock 1940-4-12 6048 Unknown 8 mi. northwest of Elsinore 457 Comment
  HSC5132  Baccharis salicifolia C. L. Hitchcock 1966-3-15 24159 Riverside 3 mi. E of Glen Ivy Hot Springs Comment
  HSC5133  Baccharis salicifolia C. L. Hitchcock, C. V. Muhlick 1964-3-17 23068 Orange 8 mi. E of Yorba Linda, Santa Ana Canyon. Comment
  UC1292590  Baccharis salicifolia subsp. salicifolia C. L. Hitchcock and C. V. Muhlick 1964-3-17 23068 Orange 8 mi e of Yorba Linda (Santa Ana Canyon); Santa Ana Canyon Comment
  UC893720  Baccharis salicifolia subsp. salicifolia C. L. Hitchcock 1940-4-12 6048 Riverside 8 mi nw Elsinore 457 Comment
  CAS-BOT-BC295906  Bahiopsis parishii C. L. Hitchcock 1940-3-30 5873 Riverside Cottonwood Spring Comment
  CAS-BOT-BC99926  Baileya pauciradiata C. L. Hitchcock; C. V. Muhlick 1964-3-20 23170 San Diego Vallecito Creek near union with Carrizo Creek Comment
  HSC5160  Baileya pauciradiata C. L. Hitchcock 1966-3-17 24220 San Diego 4 mi. S of Ocotillo Well Comment
  HSC5165  Baileya pleniradiata C. L. Hitchcock 1966-3-19 24282 Imperial Between Yuma and Holtsville Comment
  UC1292274  Baileya pleniradiata C. L. Hitchcock and C. V. Muhlick 1964-3-23 23274 San Bernardino e edge of Twentynine Palms Comment
  UC893818  Baileya pleniradiata C. L. Hitchcock 1940-4-20 6141 San Bernardino 4 mi below, ne part of San Bernardino Co Horse Springs 914 Comment
  UCD129512  Baileya pleniradiata C. L. Hitchcock 1966-3-19 24282 Imperial between Yuma and Holtsville. Comment
  CAS-BOT-BC106549  Balsamorhiza deltoidea C. L. Hitchcock; J. S. Martin 1939-7-6 5211 Siskiyou Siskiyou Mts., on teh summit on Takilma-Happy Camp Road 1676 Comment
  CAS-BOT-BC100159  Bebbia juncea var. aspera C. L. Hitchcock 1940-4-17 6090 San Bernardino 4 miles below Cave Spring Comment
  UC494856  Bebbia juncea var. aspera C. L. Hitchcock 1932-4-17 12385 Inyo Bradbury Well Comment
  SEINET192018  Beckmannia syzigachne C. L. Hitchcock 1940-5-24 6578 Shasta Hat Creek ca 20 mi W of Fall River Mills Comment
  RSA27593  Bernardia incana C. L. Hitchcock 1940-4-5 5967 Riverside 1/2 mile above Cottonwood Springs, in the canyon above the Spring. Comment
  A347501  Bernardia myricifolia C. L. Hitchcock 1940-4-5 5967 Unknown 1/2 mi. above Cottonwood Springs, in the canyon above Spring Comment
  CAS-BOT-BC169453  Betula occidentalis C. L. Hitchcock 1940-5-1 6277 Inyo ca 12 miles W of Lone Pine, at base of Sierras 1676 Comment
  SBBG29122  Bistorta bistortoides C. L. Hitchcock 1940-5-23 6527 Shasta 0.5 mi above Burney Falls Comment
  HSC2225  Blepharipappus scaber C. L. Hitchcock 1940-5-27 6670 Modoc 15 mi NE of Alturas 1616 Comment
  POM260466  Blepharipappus scaber C. L. Hitchcock 1940-5-27 6670 Modoc 15 miles northeast of Alturas. 1616 Comment
  UC894096  Blepharipappus scaber C. L. Hitchcock 1940-5-26 6612 Lassen ca 12 mi n of Fall River Mills (on Fall River); Fall River 1371 Comment
  CAS-BOT-BC128038  Blepharipappus scaber C. L. Hitchcock 1940-5-26 6612 Lassen lava beds ca. 12 miles north of Fall River Mills on Fall River 1371 Comment
  RSA0125878  Boechera C. L. Hitchcock 1940-5-27 6714 Modoc 15 miles NE of Alturas. 1677 Comment
  CAS-BOT-BC16120  Boechera californica C. L. Hitchcock 1940-4-8 6036 San Diego 2 miles west of Boulevard. Comment
  CAS-BOT-BC14172  Boechera perennans C. L. Hitchcock 1940-4-20 6146 San Bernardino 0.5 mile below Horse Springs, northeast part of San Bernardino County 1219 Comment
  CAS-BOT-BC16273  Boechera perennans C. L. Hitchcock 1940-4-5 5966 Riverside Cliffs above Cottonwood Springs. Comment
  UC855511  Boechera perennans C. L. Hitchcock 1940-4-1 5918 Riverside Cottonwood Springs wash Joshua Tree National Monument Comment
  RSA0126102  Boechera pratincola C. L. Hitchcock, J. S. Martin 1939-7-9 5308 Siskiyou N side of Black Mt. near Marble Mt. (King s Castle). 2073 Comment
  CAS-BOT-BC14557  Boechera pulchra C. L. Hitchcock 1940-5-1 6275 Inyo Ca. 12 miles west of Long [sic] Pine, at base of Sierras. 1676 Comment
  CAS-BOT-BC14558  Boechera pulchra C. L. Hitchcock 1940-5-1 6275 Inyo Ca. 12 miles west of Lone Pine. 1676 Comment
  UC855531  Boechera pulchra C. L. Hitchcock 1940-4-16 6086 San Bernardino Cave Spring 1371 Comment
  CAS-BOT-BC25622  Boechera retrofracta C. L. Hitchcock; J. S. Martin 1939-7-9 5310 Siskiyou Between King's Castle and Black Mountain west side of ridge. 1828 Comment
  POM260093  Boisduvalia stricta C. L. Hitchcock 1940-5-17 6434 Shasta 3 miles east of Redding. 152 Comment
  SEINET10598171  Bouteloua aristidoides Charles L. Hitchcock 1932-3-5 Hitchcock s.n. Unknown Thousand Palms, Colorado Desert. Comment
  SEINET10519895  Bouteloua barbata Charles L. Hitchcock, C. V. Muhlick 1962-3-18 Hitchcock 22238 Imperial Basaltic debris on hill at E edge of Chocolate Mts., 9.3 mi. E of Glamis, on rd. to Blythe. Comment
  CAS-BOT-BC418476  Boykinia major C. L. Hitchcock; J. S. Martin 1939-7-11 5369 Trinity Southwest shore of upper Canyon Creek Lake, 11 miles north of Dedrick, Salmon-Trinity Alps. 1950 Comment
  UC1292613  Brandegea bigelovii C. L. Hitchcock, C. V. Muhlick 1964-3-21 23209 Imperial about 20 mi n of Ogilby Comment
  UCD107470  Brandegea bigelovii C. L. Hitchcock 1970-3-18 25710 Imperial 8 mi. n. of Winterhaven. Comment
  RSA27038  Brickellia arguta A. S. Hitchcock 1940-4-23 6184 Inyo halfway between Furnace Creek Inn and Dantis View, Death Valley 610 Comment
  POM260022  Briza minor M. Hitchcock 1940-5-14 6389 Placer Meiner Ranch, ca. 6 miles north of Colfax. 762 Comment
  RSA25312  Briza minor C. L. Hitchcock 1940-4-29 6302 San Joaquin 3 miles south of Galt. 16 Comment
  SEINET4183117 Image available Briza minor C. L. Hitchcock 1940-5-14 6389 Placer Meier Ranch, circa 6 Miles North of Colfax. 762 Comment
  UC816101  Briza minor C. L. Hitchcock 1940-5-14 6389 Placer ca 6 mi n Colfax; Meier Ranch 762 Comment
  UC843561  Brodiaea coronaria subsp. coronaria C. L. Hitchcock 1940-5-26 6625 Shasta 2 mi w Fall River Mills Comment
  RSA27876  Brodiaea coronaria subsp. coronaria C. L. Hitchcock 1940-5-26 6625 Shasta 2 miles W of Fall River Mills 1341 Comment
  RSA88184  Brodiaea elegans subsp. elegans C. L. Hitchcock 1953-7-4 20001 Mendocino About 4 miles west of Covelo on road to Dos Rios. Comment
  SEINET10932627  Brodiaea hyacinthina Charles L. Hitchcock 1940-5-27 Hitchcock 6632 Shasta Swale in open lava flow meadow. Near McArthur. Comment
  SEINET192012  Brodiaea minor C. L. Hitchcock 1940-5-17 6442 Shasta 3 miles east of Redding 152 Comment
  CAS-BOT-BC484367  Brodiaea minor C. L. Hitchcock 1940-5-17 6442 Shasta 3 miles east of Redding 152 Comment
  POM260075  Brodiaea minor C. L. Hitchcock 1940-5-17 6442 Shasta 3 miles east of Redding. 152 Comment
  RSA27021  Brodiaea purdyi C. L. Hitchcock 1940-5-17 6442 Shasta 3 miles east of Redding. 152 Comment
  GH361669  Bromus anomalus A. S. Hitchcock 1901-07-01 - 1901-08-01 Unknown Truckee Comment
  UC472726  Bromus arizonicus A. S. Hitchcock 1927-3-20 Riverside Colorado Desert, Palm Springs Palm Springs; Colorado Desert, Palm Springs 121 Comment
  SEINET191888 Image available Bromus berteroanus C. L. Hitchcock 1940-4-2 5924 Riverside Joshua Tree National Monument ; Cottonwood Springs wash Comment
  SEINET10525585  Bromus breviaristatus A. S. Hitchcock 1913-7-4 Hitchcock 853 Santa Barbara Dry hillside. Small bunches. Comment
  POM260302  Bromus briziformis C. L. Hitchcock 1940-5-27 6659 Modoc 9 miles northeast of Alturas. 1402 Comment
  GH361714  Bromus carinatus A. S. Hitchcock 1913-7-4 853 Unknown Santa Barbara Comment
  GH361715  Bromus carinatus A. S. Hitchcock 1913-7-4 853 Unknown Santa Barbara Comment
  GH361717  Bromus carinatus A. S. Hitchcock 1915-7-16 852 Unknown Fort Bragg Comment
  GH361724  Bromus carinatus A. S. Hitchcock 1902-05-01 - 1902-06-01 117 Unknown Pasadena Comment
  GH361743  Bromus carinatus C. L. Hitchcock & J. S. Martin 1939-7-12 5360 Unknown just below lower Canyon Creek Meadow, 10 miles north of Dedrick, Salmon-Trinity Alps 1676 Comment
  HSC11065  Bromus carinatus var. carinatus A. S. Hitchcock 1913-7-4 853 Santa Barbara Santa Barbara. Comment
  JEPS82393  Bromus carinatus var. carinatus A. S. Hitchcock 1913-7-4 853 Santa Barbara Santa Barbara Comment
  UC65083  Bromus carinatus var. carinatus A. S. Hitchcock July, 1901 El Dorado Lake Tahoe Comment
  JEPS82392  Bromus carinatus var. maritimus A. S. Hitchcock 1915-7-16 852 Mendocino Fort Bragg Comment
  JEPS73966  Bromus diandrus A. S. Hitchcock 1913-7-7 893 Santa Clara Santa Cruz Mountains, Wright Wright; Santa Cruz Mountains, Wright Comment
Read comments
Mar 30 2009
  POM206660  Bromus grandis A. S. Hitchcock 1901-07 1643 Mariposa Yosemite. Comment
  JEPS82381  Bromus laevipes A. S. Hitchcock 1913-7-5 868 Santa Clara between San Jose and Santa Clara (Congress Springs); Congress Springs Comment
  HSC11188  Bromus laevipes A. S. Hitchcock 1913-7-9 866 Santa Cruz Santa Cruz Mtns., N of Santa Cruz. Comment
  SEINET10791653  Bromus laevipes A. S. Hitchcock 1913-7-9 Hitchcock 866 Unknown Santa Cruz Mountains, north Santa Cruz. Open grassy summit. Comment
  SEINET10524468  Bromus marginatus A. S. Hitchcock 1913-7-14 Hitchcock 858 Unknown Woods near moist meadow, Downer Creek. Comment
  SEINET10524494  Bromus marginatus A. S. Hitchcock 1915-7-16 Hitchcock 852 Mendocino Fort Bragg. Moist slope of sandy cliff near the sea. Comment
  GH361868  Bromus orcuttianus A. S. Hitchcock 1915-7-30 864 Unknown Cleveland National Forest, east of San Diego, near Cuyamaca Lake. Comment
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Jan 17 2015
  GH361869  Bromus orcuttianus A. S. Hitchcock 1913-7-15 863 Unknown Truckee Comment
  HSC11184  Bromus orcuttianus A. S. Hitchcock 1913-7-15 863 Placer Trukee Comment
  HSC11185  Bromus orcuttianus A. S. Hitchcock 1915-7-30 864 San Diego Cleveland National Forest, E of San Diego, near Cuyamaca Lake 1700 Comment
  SEINET10520360  Bromus orcuttianus A. S. Hitchcock 1913-7-15 Hitchcock s.n. Unknown Truckee. Rocky slope. Comment
  GH361941  Bromus tectorum A. S. Hitchcock 1913-7-16 897 Unknown Truckee Comment
  UC816450  Bromus trinii C. L. Hitchcock 1940-4-2 5924 Riverside Joshua Tree National Monument, Cotttonwood Spring wash Joshua Tree National Monument; , Cotttonwood Spring wash Comment
  HSC11190  Bromus vulgaris A. S. Hitchcock 1913-7-5 868 Unknown Congress Springs, mountains between San Jose and Santa Clara Comment
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Apr 25 2016
  RSA27032  Caesalpinia virgata C. L. Hitchcock 1940-3-29 5850 Riverside 12 miles east of Indio. Comment
  UC864230  Caesalpinia virgata C. L. Hitchcock 1940-3-29 5850 Riverside ca. 12 mi. e. Indio Comment
  UC722169  Calamagrostis breweri C. L. Hitchcock, J. S. Martin 1939-7-11 5413 Trinity 10 mi W of [Ferlatte annotation makes correction, 10 mi N of Dedrick] Dedrick (Lower Canyon Creek Lake); Salmon - Trinity Mountains 1889 Comment
  UC723002  Calamagrostis canadensis C. L. Hitchcock, J. S. Martin 1939-7-11 5391 Trinity 11 mi N of Dedrick (upper Canyon Lake); Trinity Alps, W side 1889 Comment
  UC122778  Calamagrostis koelerioides C. L. Hitchcock and J. S. Martin 1939-7-11 5405 Trinity Upper Canyon Creek Lake Salmon-Trinity Mts. (s shore, 11 mi n of Dedrick) 1889 Comment
  UC926893  Calamagrostis koelerioides A. S. Hitchcock Jul 29 1915-Jul 30 1915 1387 San Diego near Lake Cuyamaca; Cleveland National Forest Comment
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Feb 22 2006
  GH341571  Calamagrostis koelerioides A. S. Hitchcock 1915-07-29 - 1915-07-30 1387 Unknown Near Cyamaca Lake, Cleveland National Forest. Comment
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Jul 4 2012
  UC851915  Calandrinia ambigua C. L. Hitchcock 1940-4-17 6095 Inyo ca 10 mi n Saratoga Springs; Death Valley Comment
  CAS-BOT-BC438337  Calandrinia ciliata C. L. Hitchcock; J. S. Martin 1939-7-10 5345 Trinity Ca. 10 miles east of Douglas City 914 Comment
  UCD100199  Calandrinia ciliata C. L. Hitchcock 1966-3-15 24132 Orange 1/2 mile e. of Brea. Comment
  UCD105613  Calliandra eriophylla C. L. Hitchcock; C. V. Muhlick 1962-3-18 22223 Imperial 5 mi. n.e. of Glamis. Comment
  POM145405  Calochortus albus C. L. Hitchcock 1928-5-10 s.n. Los Angeles San Dimas Canyon. San Gabriel Mountains. 762 Comment
  SEINET4169788  Calochortus elegans C. L. Hitchcock, J. S. Martin 1939-7-9 5335 Siskiyou Paradise Lake , near King's Lake 1768 Comment
  CAS-BOT-BC488611  Calochortus elegans var. nanus C. L. Hitchcock; J. S. Martin 1939-7-9 5335 Siskiyou Paradise Lake, near King's Castle 1767 Comment
  POM260306  Calochortus luteus C. L. Hitchcock 1940-5-15 6424 Nevada Ca. 10 miles west of Grass Valley. 610 Comment
  POM153262  Calochortus obispoensis C. L. Hitchcock 1928-6-3 5 San Luis Obispo Between San Luis Obispo and Pismo 274 Comment
  POM153228A  Calochortus pulchellus C. L. Hitchcock 1928-6-5 14 Contra Costa Between Port Costa and Martinez. 18 Comment
Read comments
Feb 14 2017
  POM260305  Calochortus superbus C. L. Hitchcock 1940-5-15 6409 Placer 6 miles N of Colfax Comment
  UC843706  Calochortus superbus C. L. Hitchcock 1940-5-15 6409 Placer 6 mi n Colfax Comment
  POM173255  Calycadenia tenella C. L. Hitchcock 1929-5-16 s.n. San Diego San Onofre Canyon 168 Comment
  POM17355  Calycadenia tenella C. L. Hitchcock 1929-5-16 550 San Diego San Onofre Canyon. 168 Comment
  UC710888  Calycadenia truncata C. L. Hitchcock 1940-5-26 6623 Shasta 2 mi w Fall River Mills 1341 Comment
  CAS-BOT-BC272739  Calycadenia truncata subsp. truncata C. L. Hitchcock 1940-5-26 6623 Shasta 2 mi. w. of Fall River Mills 1341 Comment
  CAS-BOT-BC283345  Calycoseris parryi C. L. Hitchcock 1932-4-16 12310 Inyo Wildrose Canyon, Panamint Mountains Comment
  CAS-BOT-BC283347  Calycoseris parryi C. L. Hitchcock 1940-4-19 6123 Inyo 1.5 miles E of Salsberry Pass, Death Valley 914 Comment
  SBBG98304  Calycoseris parryi C. L. Hitchcock 1932-4-16 12310 Inyo Wildrose Cyn Comment
  CAS-BOT-BC283343  Calycoseris parryi C. L. Hitchcock 1932-4-17 12350 Inyo 10 miles SW of Shoshone Comment
  CAS-BOT-BC283344  Calycoseris parryi C. L. Hitchcock 1932-4-17 12350 Inyo 10 miles SW of Shoshone Comment
  POM183675  Calycoseris parryi C. L. Hitchcock 1932-4-16 12310 Inyo Wildrose Canyon Palmer's Canyon. 900 Comment
  UC494576  Calycoseris parryi C. L. Hitchcock 1932-4-17 12350 Inyo 10 mi sw of Shoshone Comment
  HSC5225  Calycoseris wrightii C. L. Hitchcock 1966-3-17 24233 San Diego 6 mi. W of Ocotillo Well Comment
  RSA224184  Calycoseris wrightii C. L. Hitchcock 1968-3-12 25449 -a Imperial 5 mi. NW of Coyote Wells Comment
Read comments
Oct 9 2010
  UC1292303  Calycoseris wrightii C. L. Hitchcock and C. V. Muhlick 1964-3-19 23150 Imperial 8 mi s of, on road to Fish Creek Ocotillo Spring Comment
  UC1287125  Calyptridium monandrum C. L. Hitchcock 1966-3-18 24243 San Diego 10 mi se of Agua Caliente Hot Springs (Vallecito Wash); Vallecito Wash Comment
  UC851932  Calyptridium monandrum C. L. Hitchcock 1940-4-8 6030 San Diego 2 mi w of Boulevard Comment
  HSC6379  Calystegia macrostegia subsp. tenuifolia C. L. Hitchcock, C. V. Muhlick 1964-3-17 23108 Riverside 10 mi. N of Pala, along road to Elsinore. Comment
  UC843737  Camassia quamash subsp. breviflora C. L. Hitchcock 1940-5-23 6526 Shasta 1/2 mi above Burney Falls Comment
  POM260072  Camassia quamash subsp. breviflora C. L. Hitchcock 1940-5-23 6526 Shasta 1/2 mile above Burney Falls Comment
  HSC16408  Camissonia bistorta C. L. Hitchcock 1966-3-15 24173 Riverside 4 mi. NE of Aguanga Comment
  HSC16409  Camissonia bistorta C. L. Hitchcock, C. V. Muhlick 1964-3-17 23087 Riverside 1/2 mi. SE of Glen Ivy Hot Springs Comment
  HSC16469  Camissonia boothii subsp. decorticans C. L. Hitchcock, C. V. Muhlick 1964-3-19 23157 Imperial 3 mi. S of Ocotillo Well, on the road to Fish Creek Comment
  POM183672  Camissonia boothii subsp. desertorum C. L. Hitchcock 1932-4-15 12287 Inyo Slate Range, 11 miles SW of Ballarat Comment
  POM184090  Camissonia brevipes subsp. brevipes C. L. Hitchcock 1932-4-15 12290 Inyo Death Valley. Slate Range, 11 miles SW of Ballarat. Comment
  RSA27388  Camissonia brevipes subsp. brevipes C. L. Hitchcock 1940-4-14 6053 San Bernardino 10 miles SW of Barstow along Mojave River. Comment
  POM184053  Camissonia brevipes subsp. brevipes C. L. Hitchcock 1932-4-16 12319 Inyo Panamint Mountains, Wildrose Canyon. Comment
  RSA27996  Camissonia campestris subsp. campestris C. L. Hitchcock 1940-3-23 5827 Kern Red Rock Canyon. Comment
  POM159454  Camissonia campestris subsp. campestris C. L. Hitchcock 1928-5-27 75 Ventura down the road from Chula Vista Camp Ground, Mount Pinos, 1800 Comment
  HSC16436  Camissonia cardiophylla C. L. Hitchcock, C. V. Muhlick 1964-3-25 23308 Inyo Artist Drive, Death Valley National Monument Comment
  NY679555  Camissonia cheiranthifolia subsp. cheiranthifolia C. L. Hitchcock 1939-7-15 5453 Mendocino Beach 2 miles N of Westport. Comment
  POM253701  Camissonia cheiranthifolia subsp. cheiranthifolia C. L. Hitchcock, J. S. Martin 1939-7-15 5453 Mendocino 2 miles N of Westport. Comment
  HSC16452  Camissonia claviformis C. L. Hitchcock, C. V. Muhlick 1964-3-18 23132 San Diego Junction Borrego Springs Rd. with Hwy. 78 Comment
  POM159460  Camissonia claviformis subsp. aurantiaca C. L. Hitchcock 1928-3-17 s.n. Riverside Thousand Palms. Comment
  POM256095  Camissonia claviformis subsp. claviformis C. L. Hitchcock 1940-4-30 6233 Inyo 4 mi. west of Lone Pine. Comment
  RSA25332  Camissonia claviformis subsp. claviformis C. L. Hitchcock 1940-3-23 5832 Kern Red Rock Canyon. Comment
  POM182149  Camissonia claviformis subsp. funerea C. L. Hitchcock 1932-4-17 12357 Inyo Bradbury Well. Comment
  HSC16451  Camissonia claviformis subsp. peirsonii C. L. Hitchcock 1966-3-17 24219 San Diego 4 mi. S of Ocotillo Well Comment
  UCD103281  Camissonia contorta C. L. Hitchcock; C. V. Muhlick 1962-3-16 22136 Riverside Temescal Canyon, 8 miles SE of Corona. Comment
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Jun 24 2020
  CAS-BOT-BC162667  Camissonia kernensis subsp. gilmanii C. L. Hitchcock 1940-4-19 6106 Inyo 10 miles north of Shoshone on road to Bradbury Well, Death Valley Region 914 Comment
  POM145263  Camissonia pallida subsp. pallida C. L. Hitchcock 1928-3-17 s.n. Riverside 15 miles east of Banning. Comment
  HSC16537  Camissonia refracta C. L. Hitchcock, C. V. Muhlick 1964-3-21 23231 Imperial 15 mi. N of Glamis on road to Blythe Comment
  HSC16538  Camissonia refracta C. L. Hitchcock 1966-3-17 24225 San Diego 4 mi. S of Ocotillo Well Comment
  RSA27420  Camissonia strigulosa C. L. Hitchcock 1940-4-8 6031 San Diego 2 mi. west of Boulevard. Comment
  UC1228592  Camissonia strigulosa C. L. Hitchcock and C. V. Muhlick 1962-3-16 22136 Riverside 8 mi se Corona; Temescal Canyon Comment
  UC873943  Camissonia strigulosa C. L. Hitchcock 1940-4-8 6031 San Diego 2 mi w Boulevard Comment
  NY852054  Camissonia subacaulis C. L. Hitchcock 1940-4-30 6300 Mono 4 miles north of Bridgeport, Sierra foothills 1981 Comment
  UC873862  Camissoniopsis bistorta C. L. Hitchcock 1940-4-12 6006 San Diego wash 10 mi s Warner's Hot Springs Comment
  UCD103421  Camissoniopsis bistorta C. L. Hitchcock 1966-3-15 24173 Riverside 4 miles NE of Aquanga. Comment
  CAS-BOT-BC160274  Camissoniopsis cheiranthifolia subsp. cheiranthifolia C. L. Hitchcock; J. P. Martin 1939-7-15 5453 Mendocino 2 mi. north of Westport Comment
  UC722074  Camissoniopsis cheiranthifolia subsp. cheiranthifolia C. L. Hitchcock and J. S. Martin 1939-7-15 5453 Mendocino beach 2 mi n Westport Comment
  RSA27230  Cardamine breweri C. L. Hitchcock 1940-5-27 6712 Modoc 15 miles NE of Alturas. Comment
  POM266090  Carex douglasii C. L. Hitchcock 1940-5-24 6556 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  SEINET3195649 Image available Carex montereyensis C. L. Hitchcock, J. P. Martin 1939-7-11 5401 Trinity South shore, Upper Canyon Creek Lake 1890 Comment
  CAS-BOT-BC32064  Carex multicaulis C. L. Hitchcock 1940-5-7 6309 Placer ca 1 mi W of Baxter. Comment
  POM260101  Carex multicaulis C. L. Hitchcock 1940-5-7 6309 Placer 1 mile west of Baxter Comment
  UC833300  Carex multicaulis C. L. Hitchcock 1940-5-7 6309 Placer ca 1 mi w Baxter Comment
  UC710956  Carex pachystachya C. L. Hitchcock and J. P. Martin 1939-7-11 5401 Trinity Upper Canyon Creek Lake, S shore 1889 Comment
  UC835585  Carex scopulorum var. bracteosa C. L. Hitchcock 1940-5-23 6509 Shasta 1/4 mile south of Burney Falls Comment
  POM260102  Carex senta C. L. Hitchcock 1940-5-23 6509 Shasta ca. 1/4 mile south of Burney Falls. Comment
  CAS-BOT-BC115174  Carex vesicaria C. L. Hitchcock; J. P. Martin 1939-7-11 5390 Trinity Shore of Upper Canyon Lake, Salmon-Trinity Alps. 11 mi. N of Dedrick. 1889 Comment
  CAS-BOT-BC59037  Cassiope mertensiana C. L. Hitchcock; J. S. Martin 1939-7-11 5395 Trinity South shore of Upper Canyon Creek Lake, 11 mi. north of Dedrick, Salmon-Trinity Mts. 2438 Comment
  GH362591  Cassiope mertensiana subsp. ciliolata C. L. Hitchcock & J. S. Martin 1939-7-11 5395 Unknown south shore of Upper Canyon Creek Lake, 11 mi. north of Dedrick, Salmon-Trinity Mts. 2438 Comment
  UC722300  Cassiope mertensiana subsp. ciliolata C. L. Hitchcock, J. S. Martin 1939-7-11 5395 Trinity South shore of Upper Canyon Creek Lake, 11 mi North of Dedrick, Salmon-Trinity Mts. 2438 Comment
  RSA27856  Castilleja angustifolia C. Leo Hitchcock 1940-4-26 6191 Inyo Towne's Pass, west side of Death Valley. 1524 Comment
  UC885131  Castilleja angustifolia C. L. Hitchcock 1940-4-20 6149 San Bernardino 10 mi nw Kingston; Kingston Mts. 1219 Comment
  UC885132  Castilleja angustifolia C. L. Hitchcock 1940-4-16 6078 San Bernardino Cave Spring 1371 Comment
  UCR139472  Castilleja angustifolia C. L. Hitchcock 1932-4-16 12295 Inyo Northern Mojave Desert, Panamint Mountains, Wildrose Canyon 2439 Comment
  UC1228536  Castilleja angustifolia C. L. Hitchcock and C. V. Muhlick 1962-3-21 22264 Inyo 6 mi w Death Valley Junction (on road to Fenmore Creek) Comment
  UC495164  Castilleja angustifolia C. L. Hitchcock 1932-4-16 12295 Inyo Wild Rose Canyon; Panamint Mts. Comment
  UC885124  Castilleja angustifolia C. L. Hitchcock 1940-5-1 5276 Inyo ca 12 mi w Lone Pine (at base of Sierras); Sierras 1676 Comment
  LA209198  Castilleja applegatei C. L. Hitchcock; J. S. Martin 1939-7-9 5327 Siskiyou Marble Mountains, 0.5 mi SE of King's Castle 1828 Comment
  LA209201  Castilleja applegatei C. L. Hitchcock; J. S. Martin 1939-7-12 5353 Trinity 6 mi N of Dedrick on Canyon Creek Trail, Salmon-Trinity Alps Comment
  POM260339  Castilleja applegatei subsp. pinetorum C. L. Hitchcock 1940-5-26 6603 Shasta Lava beds ca. 12 mi. north of Fall River Mills on Fall River. 1372 Comment
  UC722238  Castilleja applegatei subsp. pinetorum C. L. Hitchcock and J. S. Martin 1939-7-9 5327 Siskiyou 0.5 mi se King's Castle; Marble Mts. Comment
  UC885468  Castilleja applegatei subsp. pinetorum C. L. Hitchcock 1940-5-24 6531 Shasta ca 20 mi w Fall River Mills (on Hat Creek); Hat Creek Comment
  CAS-BOT-BC243726  Castilleja applegatei var. pinetorum C. L. Hitchcock 1940-5-26 6603 Shasta Lava beds ca. 12 miles north of Fall River Mills 1371 Comment
  UC722105  Castilleja arachnoidea C. L. Hitchcock and J. S. Martin 1939-7-9 5333 Siskiyou near King's Castle; Paradise Lake 1767 Comment
  UC886463  Castilleja densiflora subsp. gracilis C. L. Hitchcock 1940-4-9 5985 San Diego n end Cuyamaca Lake 1371 Comment
  UC1287152  Castilleja exserta C. L. Hitchcock 1966-3-15 24134 Orange 0.5 mi e Brea Comment
  HSC20876  Castilleja exserta subsp. exserta C. L. Hitchcock 1966-3-15 24134 Orange 1/2 mi. E of Brea Comment
  HSC20513  Castilleja foliolosa C. L. Hitchcock 1966-3-15 24164 Riverside About 10 mi. NE of Temecula Comment
  UC1292618  Castilleja foliolosa C. L. Hitchcock and C. V. Muhlick 1964-3-18 23120 San Diego 19 mi e pala (along State Hwy 76) Comment
  SBBG26850  Castilleja lacera C. L. Hitchcock 1940-5-14 6387 Placer Meier Ranch, ca. 6 mi N of Colfax 762 Comment
  SBBG26851  Castilleja lacera C. L. Hitchcock 1940-5-27 6831 Shasta open lava flow meadow, near McArthur Comment
  CAS-BOT-BC252488  Castilleja miniata C. L. Hitchcock; J. S. Martin 1939-7-11 5381 Trinity springy ground west side of upper Canyon Creek Lake, 11 miles north of Dedrick in Salmon-Trinity Alps 1889 Comment
  SBBG26846  Castilleja tenuis C. L. Hitchcock 1940-5-24 6549 Shasta Hat Crk, W of Fall River Hills Comment
  UC886485  Castilleja tenuis C. L. Hitchcock 1940-5-24 6549 Shasta ca 20 mi w Fall River Mills (on Hat Creek); Hat Creek Comment
  UC855849  Caulanthus crassicaulis C. L. Hitchcock 1940-4-20 6158 San Bernardino 10 mi nw Kingston; Kingston Mts., nw of Kingston 1219 Comment
  UC1287116  Caulanthus heterophyllus C. L. Hitchcock 1966-3-16 24179 Riverside 1/4 mi w Aguanga; w of Aguanga Comment
  HSC6668  Caulanthus lasiophyllus C. L. Hitchcock 1966-3-23 24358 Inyo 5 mi. S of Shoshone Comment
  CAS-BOT-BC39593  Caulanthus pilosus C. L. Hitchcock 1940-4-30 6294 Inyo Divide above Darwin Canyon. Comment
  SBBG26764  Ceanothus X connivens C. L. Hitchcock 1940-5-7 6330 Placer 1 mi W of Baxter Comment
  HSC18361  Ceanothus crassifolius C. L. Hitchcock, C. V. Muhlick 1964-3-17 23086 Riverside 0.5 mi. SE of Glen Ivy Hot Springs Comment
  A349175  Ceanothus cuneatus C. L. Hitchcock 1940-4-8 6025 Unknown 2 mi. west of Boulevard. Comment
  RSA27812  Ceanothus cuneatus C. L. Hitchcock 1940-4-8 6025 San Diego 2 mi. west of Boulevard. Comment
  UC870521  Ceanothus cuneatus var. cuneatus C. L. Hitchcock 1940-4-8 6025 San Diego 2 mi w. Boulevard Comment
  UC1012916  Ceanothus foliosus C. L. Hitchcock 1953-7-3 19975 Mendocino just n Mendocino Co. Airport (4 mi se of Little River.) Comment
  SEINET13945874 Image available Ceanothus foliosus C. L. Hitchcock 1953-1 s.n. Mendocino Just North of Mendocino County Airport, 4 miles SE of Little River. Comment
  A349367  Ceanothus greggii C. L. Hitchcock 1940-5-1 6273 Unknown ca. 12 miles west of Lone Pine, at base of Sierras 1676 Comment
  UC870627  Ceanothus greggii var. perplexans C. L. Hitchcock 1940-4-9 5979 San Diego ca 12 mi s. Mt. Laguna Comment
  JEPS28994  Ceanothus greggii var. vestitus C. L. Hitchcock 1940-5-1 6273 Inyo 12 mi w Lone Pine (at base of Sierras) Comment
  RSA27351  Ceanothus greggii var. vestitus C. L. Hitchcock 1940-5-1 6273 Inyo ca. 12 miles west of Lone Pine, at base of Sierras. 1677 Comment
  UC870566  Ceanothus greggii var. vestitus C. L. Hitchcock 1940-5-1 6273 Inyo ca. 12 mi W of Lone Pine, at base of Sierras 1676 Comment
  CAS-BOT-BC63630  Ceanothus integerrimus C. L. Hitchcock 1940-5-20 6476 Shasta Foothills of Mountains. 25 mi. e. of Redding. Comment
  POM260025  Ceanothus integerrimus var. californicus C. L. Hitchcock 1940-5-7 6336 Placer 1 mile west of Baxter. Comment
  POM260168  Ceanothus integerrimus var. californicus C. L. Hitchcock 1940-5-7 6354 Placer 1 mile west of Baxter. Comment
  POM260026  Ceanothus integerrimus var. macrothyrsus C. L. Hitchcock 1940-5-20 6476 Shasta 25 miles east of Redding. Comment
  A349704  Ceanothus lemmonii C. L. Hitchcock 1940-5-7 6327 Unknown ca. 1 miles west of Baxter Comment
  UC870591  Ceanothus lemmonii C. L. Hitchcock 1940-5-7 6327 Placer ca 1 mi w Baxter Comment
  RSA27047  Ceanothus leucodermis C. L. Hitchcock 1940-4-8 6024 San Diego 2 mi. west of Boulevard. Comment
  UC870697  Ceanothus leucodermis C. L. Hitchcock 1940-4-8 6024 San Diego 2 mi w Boulevard; w of Boulevard Comment
  HSC18364  Ceanothus oliganthus C. L. Hitchcock, C. V. Muhlick 1964-3-17 23109 Riverside 10 mi. N of Pala, along road to Elsinore. Comment
  HSC18365  Ceanothus oliganthus C. L. Hitchcock, C. V. Muhlick 1964-3-18 23126 San Diego 6.2 mi. E of Julian along Hwy. 78 Comment
  CAS-BOT-BC63409  Ceanothus perplexans C. L. Hitchcock 1940-4-9 5979 San Diego Ca. 12 mi. s. of Laguna Mt. Comment
  A425100  Ceanothus prostratus C. L. Hitchcock 1940-5-7 6330 Unknown ca. 1 mile west of Baxter Comment
  SEINET192004  Ceanothus prostratus C. L. Hitchcock 1940-5-7 6330 Placer Ca. one mile west of Baxter Comment
  UC1292593  Ceanothus tomentosus C. L. Hitchcock 1964-3-17 23107 Riverside 10 miles N of Pala, on road to Elsinore Comment
  HSC18382  Ceanothus tomentosus var. olivaceus C. L. Hitchcock, C. V. Muhlick 1964-3-17 23107 Riverside 10 mi. N of Pala, along road to Elsinore. Comment
  CAS-BOT-BC400201  Ceratophyllum demersum C. L. Hitchcock; C. V. Muhlick 1964-3-24 23281 San Bernardino In Saratoga Spring, Death Valley National Monument Comment
  A366098  Cercidium floridum C. L. Hitchcock 1940-3-29 5844 Unknown 12 mi. east of Indio Comment
  UC863505  Cercidium floridum subsp. floridum C. L. Hitchcock 1940-3-29 5844 Riverside 12 mi e Indio Comment
  CAS-BOT-BC207588  Cercis occidentalis C. L. Hitchcock 1940-5-14 6411 Placer Meier Ranch, ca. 6 miles north of Colfax 762 Comment
  POM260047  Cercis occidentalis C. L. Hitchcock 1940-5-14 6411 Placer Meier Ranch, 6 miles north of Colfax. 762 Comment
  RSA27599  Cercocarpus betuloides C. Leo Hitchcock 1940-4-8 6023 San Diego 2 mi. west of Boulevard. Comment
  UC859437  Cercocarpus betuloides var. betuloides C. L. Hitchcock 1940-4-8 6023 San Diego 2 mi w of Boulevard Comment
  RSA25497  Cercocarpus ledifolius C. Leo Hitchcock 1940-5-1 6274 Inyo ca. 12 miles west of Lone Pine, at base of Sierras. 1677 Comment
  SEINET191906  Cercocarpus ledifolius C. L. Hitchcock 1940-5-27 6689 Modoc On sagebrush knoll; 15 miles northeast of Alturas 1615 Comment
  UC859413  Cercocarpus ledifolius var. ledifolius C. L. Hitchcock 1940-5-27 6689 Modoc 15 mi ne of Alturas 1615 Comment
  UC859419  Cercocarpus ledifolius var. ledifolius C. L. Hitchcock 1940-5-1 6274 Inyo 12 mi w of Lone Pine (at base of Sierras); Sierras 1676 Comment
  CAS-BOT-BC276328  Chaenactis carphoclinia C. L. Hitchcock 1966-3-23 24364 Inyo 0.8 mile N of junction of Highway 58 and Highway 190 along Highway 190, Death Valley National Monument Comment
  CAS-BOT-BC276390  Chaenactis carphoclinia C. L. Hitchcock 1940-4-4 5948 a Riverside Pinto Basin Comment
  UCD130231  Chaenactis carphoclinia C. L. Hitchcock 1966-3-23 24364 Inyo 0.8 mile north of junction of Highway 58 and Highway 190 along Highway 190, Death Valley National Monument. Comment
  POM265547  Chaenactis carphoclinia var. carphoclinia C. L. Hitchcock 1940-4-4 5948 a Riverside Pinto Basin. Comment
  POM265557  Chaenactis carphoclinia var. carphoclinia C. L. Hitchcock 1940-4-14 6060 San Bernardino 10 miles SW of Barstow along Mojave River. Comment
  UC894418  Chaenactis carphoclinia var. carphoclinia C. L. Hitchcock 1940-4-14 6060 San Bernardino 10 mi sw of Barstow; Mojave River Comment
  CAS-BOT-BC276923  Chaenactis fremontii C. L. Hitchcock 1966-3-16 24208 Riverside Along Palms to Pines Highway, 4 miles S of Palm Desert 609 Comment
  POM184077  Chaenactis fremontii C. L. Hitchcock 1932-4-15 12285 San Bernardino 4 miles north of Trona, Mohave Desert. Comment
  POM265555  Chaenactis fremontii C. L. Hitchcock 1940-4-14 6059 San Bernardino 10 miles SW of Barstow along Mojave River. Comment
  UC1287049  Chaenactis fremontii C. L. Hitchcock 1966-3-16 24208 Riverside 4 mi s of Palm Desert (along Palms to Pines Hiway) 609 Comment
  SEINET2030055 Image available Chaenactis glabriuscula C. L. Hitchcock 1940-4-13 6010 San Diego 4 miles south of Temecula Comment
  CAS-BOT-BC277468  Chaenactis glabriuscula var. glabriuscula C. L. Hitchcock 1940-4-12 6010 San Diego 4 mi. south of Temecula Comment
  RSA27591  Chaenactis glabriuscula var. glabriuscula C. L. Hitchcock 1940-4-12 6038 Riverside 8 mi. northwest of Elsinore 457 Comment
  CAS-BOT-BC277864  Chaenactis stevioides C. L. Hitchcock 1968-3-12 25451 Imperial 5 mi. n.w. of Coyote Wells Comment
  CAS-BOT-BC284345  Chaenactis stevioides C. L. Hitchcock 1940-3-29 5853 Riverside Cottonwood Canyon ca. 100 yards east of spring Comment
  CAS-BOT-BC284346  Chaenactis stevioides C. L. Hitchcock 1940-3-29 5853 Riverside Unspecified Comment
  HSC5298  Chaenactis stevioides C. L. Hitchcock, C. V. Muhlick 1964-3-18 23135 San Diego Junction Borrego Springs Rd. with Hwy. 78 Comment
  UC1292587  Chaenactis stevioides C. L. Hitchcock and C. V. Muhlick 1964-5-18 23135 San Diego junction Borrego Springs road with Highway 78 Comment
  UC494758  Chaenactis stevioides C. L. Hitchcock 1932-4-8 12215 Riverside 1 mi w of Cottonwood Spring Comment
  POM184750  Chaenactis stevioides var. stevioides C. L. Hitchcock 1932-4-8 12215 Riverside 1 mile west of Cottonwood Springs. Comment
  HSC7984  Chamaesyce albomarginata C. L. Hitchcock 1966-3-15 24140 Orange Stearns Lease, 1.5 mi. E of Brea. Comment
  RSA27703  Chamaesyce albomarginata C. L. Hitchcock 1940-4-2 5925 Riverside Cottonwood Spring wash, Joshua Tree National Monument. Comment
  RSA25153  Chamaesyce albomarginata M. Hitchcock 1940-4-16 6085 San Bernardino Cave Spring, 1372 Comment
  HSC8015  Chamaesyce micromera C. L. Hitchcock, C. V. Muhlick 1964-3-17 23080 Riverside 8 mi. SE of Corona, along road to Elsinore Comment
  HSC8016  Chamaesyce micromera C. L. Hitchcock, C. V. Muhlick 1964-3-21 23230 Imperial 15 mi. N of Glamis on road to Blythe Comment
  HSC8021  Chamaesyce parishii C. L. Hitchcock 1966-3-24 24384 Inyo Near mouth of Titus Canyon, Death Valley National Monument Comment
  RSA27014  Chamaesyce parishii C. L. Hitchcock 1940-4-26 6197 Inyo 6 miles north of Furnace Creek Ranch Comment
  UC1292616  Chamaesyce parishii C. L. Hitchcock and C. V. Muhlick 1964-3-25 23310 Inyo opposite Midway Well; Death Valley, east side Comment
  POM184752  Chamaesyce polycarpa var. hirtella C. L. Hitchcock 1932-4-7 12213 Riverside 5 miles S of Cottonwood Springs, East Riverside County. Comment
  UC1287135  Chenopodium californicum C. L. Hitchcock 1966-3-16 24192 Riverside hills about 5 mi ne Aguanga Comment
  GH362638  Chimaphila umbellata C. L. Hitchcock & J. S. Martin 1939-7-8 5300 Unknown ca. 15 miles north of Happy Camp on Happy Camp-Takilma Hiway Comment
  UC722298  Chimaphila umbellata C. L. Hitchcock and J. S. Martin 1939-7-8 5300 Siskiyou ca. 15 mi. n. Happy Camp (on Happy Camp-Takilma Hwy.) 914 Comment
  POM258013  Chimaphila umbellata subsp. occidentalis C. L. Hitchcock, J. S. Martin, A. S. Hitchcock 1939-7-8 5300 Siskiyou 15 miles north of Happy Camp on Happy Camp-Tailma Hiway. 915 Comment
  LA21311  Chlorogalum angustifolium C. L. Hitchcock; 1940-5-17 6460 Shasta 3 mi E of Redding 152 Comment
  POM260076  Chlorogalum angustifolium C. L. Hitchcock 1940-5-17 6460 Shasta 3 miles east of Redding. 152 Comment
  CAS-BOT-BC191711  Chorizanthe brevicornu var. brevicornu C. L. Hitchcock 1940-3-30 5876 Riverside Cottonwood Spring Comment
  RSA25154  Chorizanthe brevicornu var. brevicornu C. L. Hitchcock 1940-3-30 5876 Riverside Cottonwood Spring. Comment
  UC1292627  Chorizanthe brevicornu var. brevicornu C. L. Hitchcock and C. V. Muhlick 1964-3-18 23138 San Diego junction Borrego Springs Road with Highway #78 Comment
  UC849122  Chorizanthe brevicornu var. brevicornu C. L. Hitchcock 1940-3-30 5876 Riverside Cottonwood Spring Comment
  HSC17248  Chorizanthe corrugata C. L. Hitchcock 1966-3-19 24271 Imperial 6 mi. W of Plaster City Comment
  UC1287109  Chorizanthe corrugata C. L. Hitchcock 1966-3-20 24304 Riverside along road to Blythe 20 mi n Ogilby; n of Ogilby Comment
Read comments
Mar 2 2013
  UCD99663  Chorizanthe corrugata C. L. Hitchcock 1966-3-20 24304 Riverside 20 miles N of Ogilby, along road to Blythe. Comment
Read comments
Mar 2 2013
  CAS-BOT-BC231973  Chorizanthe rigida C. L. Hitchcock 1968-3-12 25443 Imperial open, sandy desert, 5 mi. n.w. of Coyote Wells Comment
  UC1292597  Chorizanthe rigida C. L. Hitchcock and C. V. Muhlick 1964-3-24 23295 San Bernardino Sheep Springs Canyon 1/4 mi up the canyon from the spring; Sheep Springs Canyon Comment
  POM260052  Chorizanthe stellulata C. L. Hitchcock 1940-5-17 6438 Shasta 3 miles east of Redding. 152 Comment
  UC873872  Chylismia brevipes subsp. brevipes C. L. Hitchcock 1940-4-14 6053 San Bernardino along river 10 mi sw Barstow; Mojave River Comment
  UC873873  Chylismia brevipes subsp. brevipes C. L. Hitchcock 1940-4-15 6063 San Bernardino Cave Spring Comment
  UC873874  Chylismia brevipes subsp. brevipes C. L. Hitchcock 1940-4-19 6116 Inyo 1 1/2 mi e Salsberry Pass; Death Valley 914 Comment
  UC873875  Chylismia brevipes subsp. brevipes C. L. Hitchcock 1940-4-20 6144 San Bernardino 1/4 mi below Horse Springs (ne part of county); Desert Canyon 1219 Comment
  UC1292289  Chylismia claviformis C. L. Hitchcock and C. V. Muhlick 1964-3-19 23140 Imperial 8 mi s Ocotillo Well (on rd to Fish Creek) Comment
  UCD103861  Chylismia claviformis C. L. Hitchcock 1970-3-18 25712 Imperial Ca. 8 miles N of Winterhaven. Comment
  UC873927  Chylismia claviformis subsp. claviformis C. L. Hitchcock 1940-3-23 5832 Kern Red Rock Canyon Comment
  UC873928  Chylismia claviformis subsp. claviformis C. L. Hitchcock 1940-4-28 6231 Inyo Darwin Falls Comment
  UC873929  Chylismia claviformis subsp. claviformis C. L. Hitchcock 1940-4-30 6233 Inyo 4 mi w Lone Pine Comment
  UC1228537  Chylismia claviformis subsp. peirsonii C. L. Hitchcock and C. V. Muhlick 1962-3-17 22202 San Diego just outside e. edge of Borrego State Park Comment
  UC1286979  Chylismia claviformis subsp. peirsonii C. L. Hitchcock 1966-3-17 24219 San Diego 4 mi s Ocotillo Wells Comment
  UCD103956  Chylismia claviformis subsp. peirsonii C. L. Hitchcock 1968-3-11 25437 Inyo 42 miles S of Indio. Comment
Read comments
Feb 21 2013
  CAS-BOT-BC288026  Cirsium occidentale var. candidissimum C. L. Hitchcock; J. S. Martin 1939-7-13 5422 Trinity 65 miles east of Arcata on Arcata-Redding Hiway 457 Comment
  POM253602  Cirsium occidentale var. candidissimum C. L. Hitchcock, J. S. Martin 1939-7-13 5422 Trinity 65 miles east of Arcata on Arcata-Redding Hiway 457 Comment
  RSA25339  Cirsium occidentale var. venustum C. L. Hitchcock 1940-4-30 6255 Inyo 4 miles west of Lone Pine. Comment
  CAS-BOT-BC438662  Cistanthe ambigua C. L. Hitchcock 1940-4-17 6095 Inyo Ca. 10 miles north of Saratoga Springs, Death Valley. Comment
  RSA25157  Cistanthe monandra C. L. Hitchcock 1940-4-8 6030 San Diego 2 mi. west of Boulevard. Comment
  CAS-BOT-BC439004  Cistanthe monosperma C. L. Hitchcock 1940-5-26 6608 Lassen Ca. 12 miles north of Fall River Mills (Shasta Co.) on Fall River. 1371 Comment
  UC722554  Clarkia amoena subsp. amoena C. L. Hitchcock, J. S. Martin 1939-7-14 5430 Mendocino 8 mi n Rockport Comment
  CAS-BOT-BC160929  Clarkia amoena subsp. amoena C. L. Hitchcock; J. S. Martin 1939-7-13 5420 Trinity 60 miles east of Arcata on Arcata-Redding Hiway 457 Comment
  CAS-BOT-BC160949  Clarkia amoena subsp. amoena C. L. Hitchcock; J. S. Martin 1939-7-14 5432 Humboldt Road bank 1 mile east of Shelter Cove Comment
  CAS-BOT-BC161005  Clarkia amoena subsp. amoena C. L. Hitchcock; J. S. Martin 1939-7-21 5455 Mendocino Shelter Cove, near San Francisco Comment
  UC722683  Clarkia amoena subsp. amoena C. L. Hitchcock, J. S. Martin 1939-7-13 5420 Trinity 60 mi e Arcata (on Arcata-Redding Hiway) 457 Comment
  POM258919  Clarkia amoena subsp. huntiana C. L. Hitchcock, J. S. Martin 1939-7-14 5430 Mendocino 8 miles north of Rockport Comment
  JEPS43823  Clarkia biloba C. L. Hitchcock 1928-6-5 13 Contra Costa 1 1/2 mi from Port Costa (between Port Costa and Martinez) 40 Comment
  SBBG28046  Clarkia biloba C. L. Hitchcock 1928-6-12 33 Amador half way between Sutter Crk and Pine Grove 450 Comment
  UC373514  Clarkia biloba C. L. Hitchcock 1928-6-12 29 Amador 1 mi ne Jackson 400 Comment
  UC373518  Clarkia biloba C. L. Hitchcock 1928-6-12 34 Amador 7 mi from Jackson (between Ione and Jackson) 425 Comment
  POM153254  Clarkia biloba subsp. biloba C. L. Hitchcock 1928-6-12 29 Amador 1 mile northeast of Jackson 400 Comment
  GH367685  Clarkia bottae C. L. Hitchcock 1928-6-4 11 Unknown highway between Monterey and Watsonville Comment
  POM153234  Clarkia bottae C. L. Hitchcock 1928-5-20 57 Riverside Santa Ana canyon, 8 miles west of Prado. 400 Comment
  POM153263  Clarkia bottae C. L. Hitchcock 1928-6-4 11 Monterey Highway between Monterey and Watsonville 20 Comment
  SBBG28057  Clarkia bottae C. L. Hitchcock 1928-5-11 51 Los Angeles mouth of San Dimas Cyn 900 Comment
  UC373500  Clarkia bottae C. L. Hitchcock 1928-5-3 50 Los Angeles Berverly Hills 250 Comment
  UC373523  Clarkia bottae C. L. Hitchcock 1928-5-5 49 Orange mouth Santa Ana Canyon 150 Comment
  GH367684  Clarkia bottae C. L. Hitchcock 1928-6-4 10 Unknown between Spreckles and Monterey, 7 1/2 miles from Monterey Comment
  POM153259  Clarkia concinna subsp. concinna C. L. Hitchcock 1928-6-9 9 Contra Costa Between Port Costa and Martinez, 1 mile from Port Costa 15 Comment
  RSA87930  Clarkia concinna subsp. concinna C. L. Hitchcock 1953-7-4 20011 Mendocino Along Covelo - Alderpoint road, about 10 miles north of Covelo. Comment
  JEPS43836  Clarkia cylindrica subsp. clavicarpa C. L. Hitchcock 1928-6-2 1 Los Angeles 1/8 mi n Newhall Tunnel 500 Comment
  JEPS43845  Clarkia cylindrica subsp. clavicarpa C. L. Hitchcock 1928-5-27 44 Los Angeles 1 1/2 mi s Lebec (on Ridge Route) 1200 Comment
  CAS-BOT-BC172251  Clarkia cylindrica subsp. cylindrica C. L. Hitchcock 1928-5-27 55 Los Angeles 8 miles west of Elizabeth Lake 1000 Comment
  JEPS43846  Clarkia cylindrica subsp. cylindrica C. L. Hitchcock 1928-5-27 55 Los Angeles 8 mi w Elizabeth Lake 1000 Comment
Read comments
Jun 27 2006
  POM153214  Clarkia cylindrica subsp. cylindrica C. L. Hitchcock 1928-5-27 55 Los Angeles 8 miles west of Elizabeth Lake 1000 Comment
  UC373528  Clarkia cylindrica subsp. cylindrica C. L. Hitchcock 1928-5-27 55 Los Angeles 8 mi w Elizabeth Lake 1000 Comment
  UC373529  Clarkia cylindrica subsp. cylindrica C. L. Hitchcock 1928-5-27 44 Los Angeles 1 1/2 mi s Lebec (on Ridge Route) 1200 Comment
  UC373515  Clarkia cylindrica subsp. cylindrica C. L. Hitchcock 1928-6-4 6 San Luis Obispo 1 mi from summit on n side Cuesta Pass 400 Comment
  RSA88214  Clarkia dudleyana C. L. Hitchcock 1952-6-26 19632 Tuolumne 10 miles east of Big Oak Flat Comment
  SBBG28047  Clarkia gracilis C. L. Hitchcock 1940-5-27 Shasta near McArthur Comment
  SBBG28048  Clarkia gracilis C. L. Hitchcock 1940-5-20 Shasta 25 mi E of Redding Comment
  POM260363  Clarkia gracilis subsp. gracilis C. L. Hitchcock 1940-5-28 6729 Modoc 15 miles north of Alturas, (near Surprise). 1402 Comment
  RSA27680  Clarkia gracilis subsp. gracilis C. L. Hitchcock 1940-5-28 6729 Modoc 15 miles north of Alturas, (near Surprise). 1402 Comment
  UC930761  Clarkia gracilis subsp. gracilis C. L. Hitchcock 1940-5-28 6729 Modoc 15 mi n Alturas (near Surprise) 1402 Comment
  UC373513  Clarkia gracilis subsp. sonomensis C. L. Hitchcock 1928-6-7 21 Sonoma 5 1/2 mi s Santa Rosa (Sonoma - Santa Rosa Highway) 32 Comment
  UC373512  Clarkia jolonensis C. L. Hitchcock 1928-6-4 11 Monterey highway between Monterey and Watsonville Monterey 20 Comment
  UC373511  Clarkia jolonensis C. L. Hitchcock 1928-6-4 10 Monterey 7 1/2 mi from Monterey (between Spreckles and Monterey) 80 Comment
  UC930757  Clarkia lassenensis C. L. Hitchcock 1940-5-24 6529 Shasta ca. 20 mi w Fall River Mills; Hat Creek Comment
  UC930758  Clarkia lassenensis C. L. Hitchcock 1940-5-25 6596 Shasta 2 mi w Fall River Mills (below Pit Dam, Power Plant) 1341 Comment
  UC930759  Clarkia lassenensis C. L. Hitchcock 1940-5-26 6610 Lassen ca. 12 mi n Fall River Mills; Fall River 1371 Comment
  POM260406  Clarkia lassenensis C. L. Hitchcock 1940-5-26 6610 Lassen Lava beds ca 12 miles north of Fall River Mills (Shasta Co.) on Fall River. 1372 Comment
  RSA25349  Clarkia lassenensis C. L. Hitchcock 1940-5-25 6596 Shasta Below Pit Dam, Power Plant, 2 miles west of Fall River Mills. 1341 Comment
  UC373527  Clarkia lewisii C. L. Hitchcock 1928-6-15 35 San Benito n side near summit San Juan Grade 250 Comment
  CAS-BOT-BC163721  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1928-5-19 54 Los Angeles Palmers Canyon 900 Comment
  CAS-BOT-BC163938  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1928-6-3 3 San Luis Obispo Price Canyon, 1 mile south of Edna 60 Comment
  POM153219  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1928-6-17 41 San Luis Obispo Road between Atascadero and Morro, at summit of grade. 350 Comment
  POM153239  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1928-6-3 3 San Luis Obispo Price Canyon, 1 miles south of Edna. 60 Comment
  POM201140  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1933-6-1 4996 Orange 1/4 mi SW of Muddy Springs near Roundtop peak, Rancho Santa Ana. 427 Comment
  UC1012975  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1953-7-4 20008 Mendocino about 6 mi n Covelo (on road to Mina) Comment
  UC373524  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1928-5-1 53 Los Angeles Evey's Canyon 900 Comment
  UC373533  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1928-6-17 37 San Luis Obispo 3 mi s Edna; Price Canyon 60 Comment
  UC373534  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1928-6-17 41 San Luis Obispo road between Atascadero and Morro (at summit of grade) 350 Comment
  POM260405  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1940-5-26 6624 Shasta 2 miles W of Fall River Mills 1341 Comment
  UC373517  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1928-6-4 7 San Luis Obispo 1 mi from summit on n side Cuesta Pass 400 Comment
  RSA0059922  Clarkia purpurea subsp. viminea C. L. Hitchcock 1953-7-4 20014 Mendocino Along Covelo - Alderpoint road, about 10 miles north of Covelo. Comment
  CAS-BOT-BC165034  Clarkia rubicunda C. L. Hitchcock 1928-6-6 16 Alameda Between Dublin and Sunol, 2 miles south of Dublin 75 Comment
  CAS-BOT-BC165201  Clarkia rubicunda C. L. Hitchcock 1928-6-4 12 Santa Cruz Grade above Santa Cruz, one-half mile from Inspiration Point 250 Comment
  POM153265  Clarkia rubicunda C. L. Hitchcock 1928-6-4 12 Santa Cruz Grade above Santa Cruz, one-half mile from Inspiration Point 250 Comment
  UC373490  Clarkia rubicunda C. L. Hitchcock 1928-6-7 23 Marin 5 mi from Sausalito (between San Quentin and Sausalito) 11 Comment
  CAS-BOT-BC165052  Clarkia rubicunda C. L. Hitchcock 1928-6-7 26 Marin Tiburon Peninsula, one-half mile west of Tiburon on Bay Road 6 Comment
  POM153261  Clarkia rubicunda C. L. Hitchcock 1928-6-7 26 Marin Tiburon Peninsula, one-half mile west of Tiburon on Bay Road 6 Comment
  RSA0059930  Clarkia rubicunda C. L. Hitchcock 1928-6-6 16 Alameda Between Dublin and Sunol, 2 miles south of Dublin 75 Comment
  UC373522  Clarkia rubicunda C. L. Hitchcock 1928-6-7 22 Marin 1/2 mi from San Rafael Ferry (between ferry and San Rafael) 9 Comment
  UC373532  Clarkia speciosa C. L. Hitchcock 1928-6-17 36 San Luis Obispo 3 mi s Edna; Price Canyon 60 Comment
  GH367714  Clarkia speciosa subsp. immaculata C. L. Hitchcock 1928-6-17 36 Unknown Price Canyon, 3 miles south of Edna Comment
  JEPS43841  Clarkia speciosa subsp. immaculata C. L. Hitchcock 1928-6-17 36 San Luis Obispo 3 mi s Edna; Price Canyon 60 Comment
  JEPS43842  Clarkia speciosa subsp. immaculata C. L. Hitchcock 1928-6-3 4 San Luis Obispo 1 mi s Edna; Price Canyon 60 Comment
  RSA73336  Clarkia speciosa subsp. immaculata C. L. Hitchcock 1928-6-17 36 San Luis Obispo Price Canyon, 3 miles south of Edna. 60 Comment
  GH367715  Clarkia speciosa subsp. immaculata C. L. Hitchcock 1928-6-25 42 Unknown between Pismo and Arroyo Grande, 1 1/2 miles from Arroyo Grande Comment
  UC373506  Clarkia speciosa subsp. speciosa C. L. Hitchcock 1928-6-17 40 San Luis Obispo road between Atascadero and Morro (at summit of grade) 350 Comment
  JEPS43847  Clarkia speciosa subsp. speciosa C. L. Hitchcock 1928-6-4 8 San Luis Obispo 3 mi s Atascadero 275 Comment
  SBBG29171  Clarkia speciosa subsp. speciosa C. L. Hitchcock 1928-6-4 8 San Luis Obispo 3 mi S of Atascadero 275 Comment
  JEPS43848  Clarkia williamsonii C. L. Hitchcock 1928-6-12 31 Amador 5 mi ne Jackson 430 Comment
  SBBG29152  Clarkia williamsonii C. L. Hitchcock 1928-6-12 31 Amador 5 mi NE of Jackson 430 Comment
  UC373519  Clarkia williamsonii C. L. Hitchcock 1928-6-12 31 Amador 5 mi ne Jackson 430 Comment
  CAS-BOT-BC165798  Clarkia williamsonii C. L. Hitchcock; J. S. Martin 1939-7-23 5456 Mariposa 1/2 mile west of Wawona, near Merced River Comment
  POM153244  Clarkia williamsonii C. L. Hitchcock 1928-6-12 31 Amador 5 miles northeast of Jackson 430 Comment
  UC722140  Clarkia williamsonii C. L. Hitchcock, J. S. Martin 1939-7-23 5456 Mariposa 1/2 mi w Wawona (near Merced River) Comment
  NY497245  Claytonia lanceolata C. L. Hitchcock 1940-5-27 6717 Modoc 15 miles northeast of Alturas 1981.2 Comment
  RSA0080490  Claytonia lanceolata C. L. Hitchcock 1940-5-27 6717 Modoc 15 miles NE of Alturas. 1982 Comment
  HSC17685  Claytonia perfoliata subsp. mexicana C. L. Hitchcock, C. V. Muhlick 1964-3-17 23074 Riverside 8 mi. SE of Corona, along road to Elsinore Comment
  SEINET10335376 Image available Clematis lasiantha C. L. Hitchcock 1940-1 6497 Shasta 25 miles East of Redding Comment
  POM231812  Cleomella plocasperma C. L. Hitchcock 1937-8-24 s.n. San Bernardino Baldwin Lake, San Bernardino Mountains. Comment
  SBBG27285  Collinsia heterophylla C. L. Hitchcock 1940-5-15 6422 Nevada ca. 10 mi W of Grass Valley Comment
  RSA88152  Collinsia heterophylla C. Leo Hitchcock 1953-7-3 19984 Mendocino Roadbank between Willits and Ft. Bragg, about 4 miles west of Willits. Comment
  POM259992  Collinsia parviflora C. Leo Hitchcock 1940-5-14 6395 Placer Meier Ranch, 6 miles north of Colfax. 762 Comment
  SBBG27381  Collinsia parviflora C. L. Hitchcock 1940-5-27 6687 Modoc 15 mi NE of Alturas 1615 Comment
  POM260419  Collinsia sparsiflora C. Leo Hitchcock 1940-5-14 6396 Placer Meier Ranch, 6 miles north of Colfax. 762 Comment
  UC885623  Collinsia sparsiflora var. collina C. L. Hitchcock 1940-5-14 6396 Placer ca. 6 mi n Colfax (Meier Ranch) 762 Comment
  RSA27704  Comandra umbellata subsp. californica C. Leo Hitchcock 1940-5-24 6557 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  CAS-BOT-BC180408  Comandra umbellata subsp. californica C. L. Hitchcock 1940-5-24 6557 Shasta on Hat Creek, ca 20 miles W of Fall River Hills Comment
  NY643125  Convolvulus arvensis C. L. Hitchcock 1940-4-28 6229 Inyo Darwin Falls. Comment
  RSA27971  Convolvulus arvensis C. L. Hitchcock 1940-4-28 6229 Inyo Darwin Falls. Comment
  POM4485  Cordylanthus rigidus subsp. setiger M. Hitchcock 1908-7-3 4 Los Angeles Topanga Canyon. Comment
  UC895121  Coreopsis bigelovii C. L. Hitchcock 1940-4-15 6065 San Bernardino Cave Spring Comment
  CAS-BOT-BC287852  Coreopsis californica C. L. Hitchcock 1940-3-23 5825 Kern Red Rock Canyon Comment
  UC895145  Coreopsis californica var. californica C. L. Hitchcock 1940-3-23 5825 Kern Red Rock Canyon Comment
  CDA34395  Coronopus squamatus J. C. Hitchcock 1987-4-14 Imperial Imperial Valley, Canal-Date 49. 0 Comment
  SEINET3817853  Cotula coronopifolia C. L. Hitchcock, J. S. Martin 1939-7-14 5434 Humboldt Pool on cliff above pier at shelter cove Comment
  UCD101837  Crassula connata C. L. Hitchcock 1966-3-15 24149 Riverside 1 mile east of Glen Ivy Hot Springs. Comment
  POM260166  Crataegus castlegarensis C. Leo Hitchcock 1940-5-24 6558 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  POM260004  Crepis acuminata C. L. Hitchcock 1940-5-26 6621 Lassen Lava beds ca 12 miles north of Fall River Mills (Shasta Co.) on Fall River. 1372 Comment
  UC895283  Crepis intermedia C. L. Hitchcock 1940-5-24 6543 Shasta on creek ca 20 mi w Fal River Mills; Hat Creek Comment
  RSA27983  Crepis intermedia C. L. Hitchcock 1940-5-26 6626 Shasta 2 miles W of Fall River Mills 1341 Comment
  POM261274  Crepis occidentalis subsp. pumila C. L. Hitchcock 1940-5-26 6626 Shasta 2 miles W of Fall River Mills 1341 Comment
  UC895284  Crepis occidentalis subsp. pumila C. L. Hitchcock 1940-4-30 6286 Inyo Hwy 395 10 mi n Bishop Comment
  RSA25161  Cressa truxillensis C. L. Hitchcock 1940-4-17 6093 San Bernardino Saratoga Springs, Death Valley National Monument. Comment
  UC1292299  Croton californicus C. L. Hitchcock and C. V. Muhlick 1964-3-19 23162 Imperial 3 mi s Ocotillo Well (on road to Fish Creek) Comment
  UCD119584  Cryptantha angustifolia C. L. Hitchcock 1966-3-19 24277 Imperial 9 miles east of Holtsville. Comment
  RSA27902  Cryptantha barbigera C. L. Hitchcock 1940-4-3 5932 Riverside 1 1/2 mi. northeast of Cottonwood Spring along 29 Palms Road, Joshua Tree Nat. Monument. Comment
  UC857072  Cryptantha barbigera C. L. Hitchcock 1940-4-3 5932 Riverside 1.5 mi ne Cottonwood Springs (along 29 Palms Road); Joshua Tree National Monument Comment
  UCD119000  Cryptantha barbigera C. L. Hitchcock 1966-3-20 24296 Imperial about 15 miles north of Ogilby along road to Blythe. Comment
  HSC3572  Cryptantha circumscissa C. L. Hitchcock 1966-3-24 24374 Inyo W side of Daylight Pass, Death Valley National Monument, about 10 mi. from Hwy. 190 Comment
  RSA25334  Cryptantha confertiflora C. L. Hitchcock 1940-4-30 6289 Inyo On Hwy. 395; 10 miles north of Bishop. Comment
  UC857096  Cryptantha confertiflora C. L. Hitchcock 1940-4-30 6289 Inyo 10 mi n Bishop (on Highway 395) Comment
  HSC3617  Cryptantha intermedia C. L. Hitchcock, C. V. Muhlick 1964-3-17 23092 Riverside 3 mi. SE of Glen Ivy Hot Springs. Comment
  UC1292617  Cryptantha intermedia C. L. Hitchcock and C. V. Muhlick 1964-3-17 23092 Riverside 3 mi se Glen Ivy Hot Springs Comment
  UC722444  Cryptantha intermedia C. L. Hitchcock and J. S. Martin 1939-7-10 5341 Trinity ca 10 mi e Douglas City 914 Comment
  RSA0076105  Cryptantha intermedia C. L. Hitchcock 1940-4-12 6011 San Diego 10 miles south of Warner's Hot Springs. Comment
  UC1372539  Cryptantha maritima C. Leo Hitchcock 1970-3-18 25705 Imperial ca 8 mi n Winterhaven Comment
  HSC3579  Cryptantha micrantha C. L. Hitchcock 1966-3-18 24241 San Diego Vallecito Wash, 10 mi. SE of Agua Caliente Hot Springs Comment
  UCD119894  Cryptantha micrantha C. L. Hitchcock 1966-3-19 24276 Imperial 9 miles east of Holtsville. Comment
  UCD119940  Cryptantha muricata var. jonesii C. L. Hitchcock 1966-3-15 24157 Riverside 1 mile east of Glen Ivy Hot Springs. Comment
  UC857155  Cryptantha pterocarya C. L. Hitchcock 1940-3-23 5836 Kern Red Rock Canyon. Comment
  RSA27050  Cryptantha racemosa C. L. Hitchcock 1940-3-31 5892 Riverside Between Cottonwood Spring and Pinto Basin. Comment
  SEINET188116  Cryptantha racemosa C. L. Hitchcock 1940-3-31 5892 Riverside Between Cottonwood Springs and Pinto Basin. Comment
  UC857247  Cryptantha racemosa C. L. Hitchcock 1940-4-27 6209 Inyo Darwin Springs Comment
  UC857248  Cryptantha racemosa C. L. Hitchcock 1940-3-31 5892 Riverside between Cottonwood Springs and Pinto Basin Comment
  UC857249  Cryptantha racemosa C. L. Hitchcock 1940-4-1 5913 Riverside Cottonwood Spring wash Joshua Tree National Monument Comment
  UC495179  Cryptantha utahensis C. L. Hitchcock 1932-4-17 12337 Inyo near Dantes View Comment
  UC857297  Cryptantha utahensis C. L. Hitchcock 1940-3-29 5856 Riverside ca 100 yds e Cottonwood Spring; Cottonwood Canyon Comment
  POM182307  Cryptantha utahensis C. L. Hitchcock 1932-4-17 12337 Inyo Near Dante s View. Comment
  UC495231  Cymopterus panamintensis C. L. Hitchcock 1932-4-16 12305 Inyo Panamint Mts. Wildrose Canyon. Comment
  HSC14689  Dalea mollis C. L. Hitchcock 1966-3-17 24233 San Diego 6 mi. W of Ocotillo Well Comment
  POM182144  Dalea mollissima C. L. Hitchcock 1932-4-17 12362 Inyo Bradbury Well. Comment
  RSA27027  Dalea mollissima C. L. Hitchcock 1940-3-29 5846 Riverside 12 miles east of Indio. Comment
  UCD105697  Dalea mollissima C. L. Hitchcock 1966-3-17 24233 San Diego Eastern part of county. 6 mi. w. of Ocotillo Well. Comment
  CAS-BOT-BC445519  Damasonium californicum C. L. Hitchcock 1940-5-26 6646 Lassen Overflow of Pitt River, 1 mile west of Bieber. Comment
  POM260301  Damasonium californicum C. L. Hitchcock 1940-5-26 6646 Lassen Overflow of Pitt River, 1 mile W of Bieber Comment
  SEINET237257 Image available Danthonia californica A. S. Hitchcock 1915-7-14 1439 Mendocino Sherwood Comment
  UC927256  Danthonia californica A. S. Hitchcock Jul 14 1915-Jul 16 1915 1439 Mendocino Sherwood Comment
  SEINET10893946  Danthonia californica A. S. Hitchcock 1915-7-14 Hitchcock 1439 Mendocino Sherwood. Open slope. Comment
  GH341130  Danthonia californica var. americana A. S. Hitchcock 1915-07-14 - 1915-07-16 1436 Unknown Mendocino City, California: Sherwood, Mendocino City Comment
  SEINET10598265  Danthonia californica var. americana A. S. Hitchcock 1915-7-14 Hitchcock 1436 Mendocino Sherwood. Dry open slopes. Comment
  CAS-BOT-BC194400  Danthonia intermedia C. L. Hitchcock; J. S. Martin 1939-7-11 5404 Trinity South shore of Upper Canyon Creek Lake, 11 mi. north of Dedrick, Salmon-Trinity Mts. 1889 Comment
  SEINET185123 Image available Danthonia intermedia C. L. Hitchcock, J. S. Martin 1939-7-11 5404 Trinity South shore of Upper Canyon Creek Lake 11 miles north of Dedrick Salmon-Trinity Mts. 1890 Comment
  SEINET10598446  Danthonia unispicata A. S. Hitchcock 1915-8-5 Hitchcock 12147 El Dorado Near Camp Echo in open sandy places in granite on the Lincoln Highway. Ceanothus and Castanopsis are the principal shrubs. 2134 Comment
  CAS-BOT-BC283042  Dasyochloa pulchella C. L. Hitchcock 1940-4-1 5907 Riverside 1 mi. below Cottonwood Spring, Joshua Tree Nat. Monument Comment
  SEINET191998 Image available Dasyochloa pulchella C. L. Hitchcock 1940-4-1 5907 Riverside Joshua Tree NM ; 1 mi below Cottonwood Springs Comment
  POM260299  Datisca glomerata C. L. Hitchcock 1940-5-20 6499 Shasta 25 miles east of Redding. Comment
  POM265558  Delphinium decorum C. L. Hitchcock 1940-5-7 6334 Placer 1 mile west of Baxter. Comment
  NY487727  Delphinium menziesii C. L. Hitchcock 1940-5-27 6705 Modoc 15 miles northeast of Alturas 1676.4 Comment
  SBBG27181  Delphinium nudicaule C. L. Hitchcock 1940-5-24 6548 Shasta Hat Crk, W of Fall River Hills Comment
  POM259996  Delphinium nudicaule C. L. Hitchcock 1940-5-24 6548 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  POM260467  Delphinium nuttallianum C. L. Hitchcock 1940-5-27 6705 Modoc 15 miles NE of Alturas. 1677 Comment
  RSA27686  Delphinium nuttallianum C. L. Hitchcock 1940-5-27 6705 Modoc 15 miles NE of Alturas. 1677 Comment
  POM184087  Delphinium parishii C. L. Hitchcock 1932-4-15 12267 San Bernardino 28 miles south of Trona. Comment
  POM173779  Delphinium parryi C. L. Hitchcock 1929-5-16 s.n. San Diego San Onofre Canyon. 183 Comment
  UC854276  Delphinium variegatum C. L. Hitchcock 1940-5-15 6416 Nevada ca 10 mi w Grass Valley (near wet meadow) 609 Comment
  UCD95191  Dendromecon rigida C. L. Hitchcock 1966-3-15 24160 Riverside 3 mi. e. of Glen Ivy Hot Springs. Comment
  GH341662  Deschampsia danthonioides A. S. Hitchcock 1913-7-14 1418 Unknown Truckee, near Downer Lake Comment
  UC927231  Deschampsia danthonioides A. S. Hitchcock 1913-7-14 1418 Nevada near <Downer> Lake Truckee Comment
  HSC10020  Deschampsia elongata A. S. Hitchcock 1913-7-14 1417 Nevada Truckee. Comment
  UC927232  Deschampsia elongata A. S. Hitchcock Jul 14 1913-Jul 16 1913 1417 Nevada Truckee Comment
  UCD114666  Descurainia pinnata C. L. Hitchcock; C. V. Muhlick 1962-3-16 22133 Riverside Temescal Canyon, 8 miles SE of Corona. Comment
  CAS-BOT-BC43312  Descurainia pinnata subsp. glabra C. L. Hitchcock 1940-4-27 6211 Inyo Darwin Springs. Comment
  CAS-BOT-BC43342  Descurainia pinnata subsp. glabra C. L. Hitchcock 1940-3-23 5838 Kern Red Rocks Canyon. Mohave Desert. Comment
  CAS-BOT-BC43359  Descurainia pinnata subsp. glabra C. L. Hitchcock 1940-4-1 5911 Riverside Cottonwood Spring wash. Comment
  UC856013  Descurainia pinnata subsp. glabra C. L. Hitchcock 1940-4-27 6211 Inyo Darwin Springs Comment
  GH355540  Dichanthelium acuminatum A. S. Hitchcock 1915-7-13 527 Unknown Eureka. Comment
  SEINET10607464  Dichanthelium lanuginosum A. S. Hitchcock 1908-8-3 Hitchcock s.n. Shasta Castle Crag. Comment
  CAS-BOT-BC150342  Diplacus aurantiacus C. L. Hitchcock; J. S. Martin 1939-7-14 5439 Humboldt At Shelter Cove Comment
  SEINET13768897 Image available Diplacus aurantiacus C. L. Hitchcock, J. S. Martin 1939-1 5439 Humboldt Shelter Cove Comment
  CAS-BOT-BC150946  Diplacus bigelovii var. bigelovii C. L. Hitchcock 1940-4-15 6066 San Bernardino Cave Springs Comment
  SEINET188363 Image available Diplacus bigelovii var. bigelovii C. L. Hitchcock 1940-1 5857 Riverside Cottonwood Canyon, ca 100 yards E of Spring Comment
  SEINET188354  Diplacus kelloggii C. L. Hitchcock 1940-1 6501 Shasta 25 mi E of Redding Comment
  SEINET14640303  Diplacus kelloggii C. L. Hitchcock 1940-1 6406 Placer 6 mi N of Colfax 762 Comment
  SBBG37922  Diplacus layneae C. L. Hitchcock 1940-5-15 6406 Placer 6 mi N of Colfax Comment
  SEINET188372  Diplacus layneae C. L. Hitchcock 1940-1 6406 Placer 6 mi N of Colfax 762 Comment
  CAS-BOT-BC150868  Diplacus puniceus C. L. Hitchcock; C. V. Muhlick 1964-3-17 23105 Riverside 10 miles n. of Pala, on road to Elsinore Comment
  SEINET188373  Diplacus tricolor C. L. Hitchcock 1940-1 6367 San Joaquin 3 mi S of Galt 16 Comment
  CAS-BOT-BC195689  Distichlis spicata C. L. Hitchcock 1940-4-14 6057 San Bernardino 10 miles southwest of Barstow along Mojave River Comment
  HSC7963  Ditaxis lanceolata C. L. Hitchcock 1966-3-21 24325 Imperial About 7 mi. N of Milpitas Wash and 14 mi. NW of Blythe-Glamis Hwy. Comment
  UC1287115  Ditaxis neomexicana C. L. Hitchcock 1966-3-17 24231 San Diego 6 mi. w. Ocotillo Well; e. San Diego Co. Comment
  UCD142311  Ditaxis serrata C. L. Hitchcock 1966-3-17 24231 San Diego E. San Diego county. 6 mi. W. of Ocotillo Well. Comment
  UCD142312  Ditaxis serrata C. L. Hitchcock; C. V. Muhlick 1962-3-17 22195 San Diego Near W. boundary of Borrego State Park. Comment
  HSC7962  Ditaxis serrata var. serrata C. L. Hitchcock 1966-3-17 24231 San Diego 6 mi. W of Ocotillo Well Comment
  CAS-BOT-BC43619  Dithyrea californica C. L. Hitchcock 1940-3-23 5829 Kern Red Rock Canyon. Comment
  POM260163  Dithyrea californica C. L. Hitchcock 1940-3-23 5829 Kern Red Rock Canyon Comment
  RSA27209  Dithyrea californica C. L. Hitchcock 1940-4-4 5959 Riverside Pinto Basin. Comment
  RSA27893  Dodecatheon hansenii C. L. Hitchcock 1940-5-7 6342 Placer 1 mile west of Baxter. Comment
  SEINET188138 Image available Dodecatheon hendersonii C. L. Hitchcock 1940-5-7 6342 Placer Ca. 1 mile West of Baxter. Comment
  UC877547  Dodecatheon hendersonii C. L. Hitchcock 1940-5-7 6342 Placer ca 1 mi w Baxter; w of Baxter Comment
  UC722715  Dodecatheon jeffreyi C. L. Hitchcock, J. S. Martin 1939-7-12 5366 Trinity just below Lower Canyon Creek Meadow, 10 mi n Dedrick, Salmon-Trinity Alps 1676 Comment
  POM258071  Dodecatheon jeffreyi C. L. Hitchcock, J. S. Martin 1939-7-12 5366 Trinity Just below lower Canyon Creek Meadow, 10 miles north of Dedrick, Salmon-Trinity Alps. 1677 Comment
  HSC6737  Draba cuneifolia C. L. Hitchcock, C. V. Muhlick 1964-3-24 23300 San Bernardino 0.25 mi. up the canyon from spring, Sheep Springs Canyon Comment
  LA204302  Draba howellii C. L. Hitchcock; J. S. Martin 1939-7-11 5394 Trinity W wall of Canyon Creek, 11 mi. N of Dedrick, in Trinity Alps 2438 Comment
  CAS-BOT-BC41309  Draba pterosperma C. L. Hitchcock; J. S. Martin 1939-7-9 5317 Siskiyou King's Castle. 1828 Comment
  CAS-BOT-BC41310  Draba pterosperma C. L. Hitchcock; J. S. Martin 1939-7-9 5317 Siskiyou King's Castle. 1828 Comment
  GH379327  Draba pterosperma C. L. Hitchcock & J. S. Martin 1939-7-9 5317 Unknown King's Castle 1828 Comment
  UC637006  Drymocallis lactea var. austiniae C. L. Hitchcock, J. S. Martin 1939-7-11 5378 Trinity 11 mi n Dedrick (Granite Cliffs between upper and lower Canyon Creek Lake); Salmon-Trinity Mts., btw Upper and Lower Canyon Creek Lake 1889 Comment
  CAS-BOT-BC163119  Drymocallis lactea var. lactea C. L. Hitchcock; J. S. Martin 1939-7-11 5378 Trinity Cliffs between upper and lower Canyon Creek Lake, Salmon-Trinity Alps, 11 miles north of Dedrick 1889 Comment
  CAS-BOT-BC428313  Dudleya farinosa C. L. Hitchcock; J. S. Martin 1939-7-15 5451 Mendocino 5 mi. south of Westport Comment
  GH365076  Elymus multisetus A. S. Hitchcock 1915-07-14 - 1915-07-16 1526 Unknown Willits Comment
  SEINET10564730  Elymus multisetus A. S. Hitchcock 1915-7-14 Hitchcock 1526 Mendocino Willits. Open grassland along railroad. Comment
  SEINET236319 Image available Elymus stebbinsii subsp. stebbinsii A. S. Hitchcock 1915-7-30 San Diego Cleveland National Forest; Cuyamaca Lake. Comment
  GH365115  Elymus trachycaulus A. S. Hitchcock 1913-7-14 1463 Unknown Truckee, near Downer Lake. Comment
  GH365118  Elymus trachycaulus A. S. Hitchcock 1915-7-30 1455 Unknown Cuyamaca Lake, Cleveland National Forest. Comment
  UC927169  Elymus trachycaulus A. S. Hitchcock 1913-7-14 1463 Nevada near Downer Lake; Truckee Comment
  SEINET10560626  Elymus vancouverensis A. S. Hitchcock 1915-7-13 Hitchcock 1506 Unknown Eureka. Sand dunes near Samoa. Forming large patches. Comment
  RSA25342  Emmenanthe penduliflora C. L. Hitchcock 1940-4-1 5900 Riverside 1 mi. below Cottonwood Springs. Joshua Tree Nat. Monument. Comment
  UC880684  Emmenanthe penduliflora C. L. Hitchcock 1940-4-1 5900 Riverside 1 mi below Cottonwood Springs; Joshua Tree National Monument Comment
  CAS-BOT-BC131101  Encelia actoni C. L. Hitchcock 1940-4-19 6108 Inyo 10 miles north of Shoshone on road to Bradbury Well, Death Valley Region 914 Comment
  CAS-BOT-BC131104  Encelia actoni C. L. Hitchcock 1932-4-16 12322 Inyo Emigrant Pass Comment
  UC895524  Encelia actoni C. L. Hitchcock 1940-4-15 6070 San Bernardino Cave Spring Comment
  GH414437  Encelia californica C. L. Hitchcock & C. V. Muhlick 1964-3-17 23069 Unknown 8 miles e. of Yorba Linda, Santa ana Canyon Comment
  HSC5458  Encelia frutescens C. L. Hitchcock, C. V. Muhlick 1964-3-19 23154 Imperial 3 mi. S of Ocotillo Well, on the road to Fish Creek Comment
  POM184093  Encelia frutescens C. L. Hitchcock 1932-4-15 12294 Inyo Slate Range, 11 miles SW of Ballarat Comment
  UC494481  Encelia frutescens C. L. Hitchcock 1932-4-15 12249 Inyo 11 mi sw Ballarat; Slate Range Comment
  UCD131404  Encelia frutescens C. L. Hitchcock 1966-3-17 24228 San Diego Eastern San Diego County: 6 miles west of Ocotillo Well. Comment
  CAS-BOT-BC131473  Enceliopsis covillei C. L. Hitchcock 1932-4-16 12318 Inyo Wildrose Canyon, Panamint Mts. Comment
  POM184052  Enceliopsis covillei C. L. Hitchcock 1932-4-16 12318 Inyo Wildrose Canyon Palmer's Canyon. 900 Comment
  NY70354  Ephedra aspera C. L. Hitchcock 1940-3-29 5868 Riverside Cottonwood Canyon, ca, 100 yards east of Spring. Comment
  CAS-BOT-BC81506  Ephedra californica C. L. Hitchcock 1966-3-24 24382 Inyo near mouth of Titus Canyon, Death Valley Nat'l Monument Comment
  CAS-BOT-BC81507  Ephedra californica C. L. Hitchcock 1966-3-24 24382 Inyo near mouth of Titus Canyon, Death Valley Nat'l Monument Comment
  UC1287138  Ephedra californica C. L. Hitchcock 1966-3-24 24382 Inyo near mouth of Titus Canyon; Death Valley Natl Monument Comment
  UCD133048  Ephedra californica C. L. Hitchcock 1966-3-24 24382 Inyo near mouth of Titus Canyon, Death Valley Nat'l Monument. Comment
  A356605  Ephedra nevadensis C. L. Hitchcock 1940-3-29 5868 Unknown Cottonwood Canyon, ca. 100 yards east of Spring Comment
  CAS-BOT-BC81723  Ephedra nevadensis C. L. Hitchcock 1966-3-21 24322 Imperial about 7 mi. n. of Milpitas Wash and 14 mi. n.w. of Blythe-Galmis [Hiway] Highway Comment
  CAS-BOT-BC81821  Ephedra nevadensis C. L. Hitchcock 1940-3-29 5868 Riverside Cottonwood Canyon ca. 100 yards east of Spring Comment
  CAS-BOT-BC81822  Ephedra nevadensis C. L. Hitchcock 1940-3-29 5868 Riverside Cottonwood Canyon ca. 100 yards east of Spring Comment
  HSC1315  Ephedra nevadensis C. L. Hitchcock 1966-3-21 24322 Imperial About 7 mi. N of Milpitas Wash and 14 mi. NW of Blythe-Glamis Hwy. Comment
  RSA25247  Ephedra nevadensis C. L. Hitchcock 1940-4-30 6243 a Inyo 4 miles west of Lone Pine. Comment
  UC813690  Ephedra nevadensis C. L. Hitchcock 1940-3-29 5868 Riverside Cottonwood Canyon Cottonwood Canyon (ca 100 yds e of Spring in sandy wash) Comment
  UC1287195  Ephedra viridis C. L. Hitchcock 1966-3-16 24204 Riverside 7 mi s of Palm Desert (along Palms to Pines Hiway) Comment
  UC722075  Epilobium ciliatum subsp. ciliatum C. L. Hitchcock and J. S. Martin 1939-7-14 5441 Humboldt 7 mi e Shelter Cove 243 Comment
  RSA27905  Epilobium hornemannii subsp. hornemannii C. L. Hitchcock 1940-5-27 6710 Modoc 15 miles northeast of Alturas. 1616 Comment
  UC873397  Epilobium hornemannii subsp. hornemannii C. L. Hitchcock 1940-5-27 6710 Modoc 15 mi ne Alturas (along stream) 1615 Comment
  UC873164  Epilobium torreyi C. L. Hitchcock 1940-5-17 6434 Shasta 3 mi e Redding 152 Comment
  POM163239  Epipactis gigantea C. L. Hitchcock 1929-4-27 s.n. Ventura Sespe Creek Canyon 549 Comment
  SEINET10558920  Eragrostis tephrosanthos Charles L. Hitchcock 1935-9-14 Hitchcock 2830 San Joaquin 3 miles S of Galt. Comment
  UC871320  Eremalche rotundifolia C. L. Hitchcock 1940-4-16 6071 San Bernardino Cave Spring 1097 Comment
  CAS-BOT-BC174227  Eremogone congesta var. congesta C. L. Hitchcock; J. S. Martin 1939-7-9 5324 Siskiyou 1/2 mile southeast of King's Castle, Marble Mts. 1828 Comment
  UCD107066  Eremothera boothii C. L. Hitchcock 1966-3-17 24226 San Diego Eastern San Diego County: 4 miles S of Ocotillo Well. Comment
  UC873994  Eremothera boothii subsp. condensata C. L. Hitchcock 1940-4-4 5954 Riverside Pinto Basin Comment
  UCD106919  Eremothera boothii subsp. condensata C. L. Hitchcock; C. V. Muhlick 1962-3-17 22185 San Diego Borrego State Park, near W boundary. Comment
  UC1228591  Eremothera refracta C. L. Hitchcock and C. V. Muhlick 1962-3-19 22246 Imperial wash in mts. 15 mi s Palo Verde (on rd. to Midway Well) Comment
  UC1292626  Eremothera refracta C. L. Hitchcock and C. V. Muhlick 1964-3-21 23231 Imperial wash about 15 mi n Glamis (on road to Blythe) Comment
  UCD170692  Eremothera refracta C. L. Hitchcock 1966-3-17 24225 San Diego 4 mi. S of Ocotillo Well. Comment
  UC88210  Eriastrum eremicum subsp. eremicum C. L. Hitchcock 1940-4-4 5956 Riverside Pinto Basin Comment
  CAS-BOT-BC514464  Eriastrum eremicum subsp. eremicum C. L. Hitchcock 1940-4-4 5963 Riverside Cottonwood Springs, Joshua Tree Nat. Monument Comment
  CAS-BOT-BC514465  Eriastrum eremicum subsp. eremicum C. L. Hitchcock 1940-4-4 5956 Riverside Pinto Basin Comment
  RSA0122044  Eriastrum sapphirinum subsp. dasyanthum C. L. Hitchcock 1929-5-16 s.n. San Diego San Onofre Canyon. 183 Comment
  GH417213  Ericameria linearifolia C. L. Hitchcock 1940-4-20 6133 Unknown northeast part of county, 1/2 mile below Horse Springs, Desert Canyon 1219 Comment
  CAS-BOT-BC293507  Erigeron aliceae C. L. Hitchcock; J. S. Martin 1939-7-6 5202 Siskiyou Siskiyou Mts., 2 miles within California boundary on Takilma-Happy Camp road 1554 Comment
  POM253603  Erigeron aliceae C. L. Hitchcock, J. S. Martin 1939-7-6 5202 Siskiyou Siskiyou Mts., 2 miles within California boundary on Takilma-Happy Camp Road 1555 Comment
  UC722087  Erigeron aliceae C. L. Hitchcock and J. S. Martin 1939-7-6 5202 Siskiyou 2 mi within California boundary on Takilma-Happy Camp road Siskiyou Mts. 1554 Comment
  SBBG29975  Erigeron bloomeri C. L. Hitchcock 1940-5-27 6669 Modoc 15 mi NE of Alturas 1615 Comment
  POM260053  Erigeron bloomeri var. bloomeri C. L. Hitchcock 1940-5-27 6669 Modoc 15 miles NE of Alturas. 1616 Comment
  UC722448 Image available Erigeron bloomeri var. bloomeri C. L. Hitchcock and J. S. Martin 1939-7-9 5329 Siskiyou 1/2 mi se King's Castle; Marble Mts. 1828 Comment
Read comments
Oct 27 2011
  UC895621  Erigeron bloomeri var. bloomeri C. L. Hitchcock 1940-5-27 6669 Modoc 15 mi e Alturas 1615 Comment
  CAS-BOT-BC33466  Erigeron bloomeri var. pubens C. L. Hitchcock; J. S. Martin 1939-7-9 5329 Siskiyou 0.5 mile SE of King's Castle; Marble Mts. 1828 Comment
  CAS-BOT-BC294902  Erigeron cervinus C. L. Hitchcock; J. S. Martin 1939-7-12 5363 Trinity Just below lower Canyon Creek Meadow, 10 miles north of Dedrick, Salmon-Trinity Alps 1676 Comment
  GH417526  Erigeron cervinus C. L. Hitchcock & J. S. Martin 1939-7-12 5363 Unknown small meadow just below lower Canyon Creek Meadow, 10 miles north of Dedrick, Salmon-Trinity Alps 1676 Comment
  UC895614  Erigeron chrysopsidis var. austiniae C. L. Hitchcock 1940-5-27 6652 Modoc 9 mi ne Alturas 1402 Comment
  POM173271  Erigeron foliosus var. stenophyllus C. L. Hitchcock 1929-5-16 s.n. San Diego San Onofre Canyon. 183 Comment
  CAS-BOT-BC300081  Erigeron philadelphicus C. L. Hitchcock 1940-5-24 6545 Shasta On Hat Creek, ca. 20 miles west of Falls River Mills Comment
  POM260040  Erigeron philadelphicus C. L. Hitchcock 1940-5-24 6545 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  UC895958  Erigeron philadelphicus var. philadelphicus C. L. Hitchcock 1940-5-24 6545 Shasta ca 20 mi w Fall River Mills; Hat Creek Comment
  UC849357  Eriogonum brachypodum C. L. Hitchcock 1940-4-20 6143 a San Bernardino 1/2 mi below, Desert Canyon Horse Springs (ne part of county); Desert Canyon 1219 Comment
  CAS-BOT-BC242548  Eriogonum contiguum C. L. Hitchcock; C. V. Muhlick 1964-3-26 23328 Inyo 15 mi. s.e. of Furnace Creek, Death Valley National Monument Comment
  UC1292580  Eriogonum contiguum C. L. Hitchcock, C. V. Muhlick 1964-3-26 23328 Inyo 15 mi se Furnace Creek; Death Valley National Monument Comment
  CAS-BOT-BC246443  Eriogonum deflexum var. deflexum C. L. Hitchcock 1966-3-21 24318 Imperial About 5 mi. n. of Milpitas Wash, and 12 mi. n.w. of Blythe-Glamis Hiway Comment
  UC1287158  Eriogonum deflexum var. deflexum C. L. Hitchcock 1966-3-21 24318 Imperial about 5 mi n Milpitas Wash (12 mi nw of Blythe-Glamis Hiway) Comment
  UC849362  Eriogonum deflexum var. deflexum C. L. Hitchcock 1940-3-30 5875 Riverside Cottonwood Spring Comment
  GH364009  Eriogonum douglasii C. L. Hitchcock & J. S. Martin 1939-7-8 5304 Unknown north side of Black Mt. 2072 Comment
  CAS-BOT-BC255702  Eriogonum douglasii var. meridionale C. L. Hitchcock; J. S. Martin 1939-7-8 5304 Siskiyou North side of Black Mt. 2072 Comment
  UC849407  Eriogonum fasciculatum var. flavoviride C. L. Hitchcock 1940-4-1 5903 Riverside 1 mi below Cottonwood Spring; Joshua Tree National Monument Comment
  UC1292577  Eriogonum fasciculatum var. foliolosum C. L. Hitchcock, C. V. Muhlick 1964-3-17 23062 Orange 8 mi e Yorba Linda; Santa Ana Canyon Comment
  UC849408  Eriogonum fasciculatum var. polifolium C. L. Hitchcock 1940-3-30 5874 Riverside Cottonwood Spring Comment
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Oct 9 2010
  UC849409  Eriogonum fasciculatum var. polifolium C. L. Hitchcock 1940-4-28 6215 Inyo Darwin Falls Comment
  CAS-BOT-BC257536  Eriogonum inflatum C. L. Hitchcock 1932-4-15 12286 Inyo Slate Range, 11 miles S. W. of Ballarat Comment
  UC1287110  Eriogonum inflatum var. inflatum C. L. Hitchcock 1966-3-21 24313 Riverside wash about 5 mi n Milpitas Wash (12 mi nw of Blythe-Glamis road) Comment
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Mar 2 2013
  CAS-BOT-BC259268  Eriogonum latifolium C. L. Hitchcock; J. S. Martin 1939-7-15 5444 Sonoma Cliffs below Bodega State Park Comment
  LA206929  Eriogonum latifolium C. L. Hitchcock; J. S. Martin 1939-7-15 5444 Sonoma cliffs below Bodega State Park Comment
  RSA25324  Eriogonum maculatum C. L. Hitchcock 1940-4-3 5939 Riverside 1 1/2 mi. northeast of Cottonwood Spring along 29 Palms Road, Joshua Tree Nat. Monument. Comment
  RSA25325  Eriogonum maculatum C. L. Hitchcock 1940-4-19 6118 Inyo Death Valley, 1.5 miles east of Salsberry Pass. 915 Comment
  UC849230  Eriogonum maculatum C. L. Hitchcock 1940-4-19 6118 Inyo 1 1/2 mi e Salsberry Pass; Death Valley 914 Comment
  CAS-BOT-BC268806  Eriogonum nidularium C. L. Hitchcock 1940-4-26 6202 Inyo Town's Pass, west side of Death Valley 1524 Comment
  RSA27958  Eriogonum nidularium C. L. Hitchcock 1940-4-19 6121 Inyo Death Valley, 1.5 miles east of Salsberry Pass. 915 Comment
  CAS-BOT-BC258226  Eriogonum pusillum C. L. Hitchcock 1940-3-23 5823 Kern Red Rock Canyon Comment
  RSA28007  Eriogonum pusillum C. L. Hitchcock 1940-3-23 5823 Kern Red Rock Canyon. Comment
  UC849686  Eriogonum pusillum C. L. Hitchcock 1940-3-23 5823 Kern Red Rock Canyon Comment
  POM182134  Eriogonum reniforme C. L. Hitchcock 1932-4-17 12353 Inyo Bradbury Well. Comment
  RSA27987  Eriogonum sphaerocephalum C. L. Hitchcock 1940-5-27 6656 Modoc 9 miles northeast of Alturas. 1402 Comment
  NY283176  Eriogonum strictum subsp. proliferum C. L. Hitchcock 1940-5-27 6656 Modoc 9 miles northeast of Alturas 1402.1 Comment
  HSC17435  Eriogonum thomasii C. L. Hitchcock, C. V. Muhlick 1964-3-19 23151 Imperial 8 mi. S of Ocotillo Spring on road to Fish Creek Comment
  UC1292625  Eriogonum thomasii C. L. Hitchcock, C. V. Muhlick 1964-3-19 23151 Imperial 8 mi s Ocotillo Spring (on road to Fish Creek) Comment
  UC912722  Eriogonum umbellatum var. dumosum C. L. Hitchcock 1940-5-26 6620 Shasta lava beds ca. 12 mi n Fall River Mills 1371 Comment
  GH364574  Eriogonum umbellatum var. nevadense C. L. Hitchcock 1940-5-26 6620 Unknown Lava beds ca. 12 miles north of Fall River Mills 1371 Comment
  UC822192  Erioneuron pulchellum C. L. Hitchcock 1940-4-1 5907 Riverside 1 mi below Cottonwood Springs; Joshua Tree National Monument Comment
  UC896259  Eriophyllum ambiguum var. paleaceum C. L. Hitchcock 1940-4-15 6067 San Bernardino Cave Spring Comment
  UC722248  Eriophyllum lanatum var. achilleoides C. L. Hitchcock and J. S. Martin 1939-7-11 5370 Trinity 10 n Dedrick (just below Canyon Creek Meadow); Salmon-Trinity Alps 1676 Comment
  CAS-BOT-BC301165  Eriophyllum lanatum var. achilleoides C. L. Hitchcock; J. S. Martin 1939-7-11 5370 Trinity Just below lower Canyon Creek Meadow, 10 mi. n. of Dedrick, in Salmon-Trinity Alps 1676 Comment
  POM259985  Eriophyllum lanatum var. achilleoides C. L. Hitchcock 1940-5-20 6490 Shasta 25 miles east of Redding. Comment
  SBBG29969  Eriophyllum lanatum var. achilleoides C. L. Hitchcock 1940-5-23 6523 Shasta 5 mi E of Burney Falls Comment
  UC642213  Eriophyllum lanatum var. achilleoides C. L. Hitchcock and J. S. Martin 1939-7-11 5370 Trinity 11 mi n Dedrick (e shore of Upper Canyon Creek Lodge); Salmon-Trinity Alps, Upper Canyon Creek Lodge 1981 Comment
  UC896326  Eriophyllum lanatum var. achilleoides C. L. Hitchcock 1940-5-23 6523 Shasta 5 mi e of Burney Falls Comment
  POM260096  Eriophyllum lanatum var. grandiflorum C. L. Hitchcock 1940-5-17 6428 Shasta 3 miles east of Redding. 152 Comment
  CAS-BOT-BC301738  Eriophyllum lanatum var. lanceolatum C. L. Hitchcock; J. S. Martin 1939-7-11 5370 Trinity Just below lower Canyon Creek Meadow, 10 mi. n. of Dedrick, in Salmon-Trinity Alps 1676 Comment
  CAS-BOT-BC302071  Eriophyllum wallacei C. L. Hitchcock 1940-3-23 5721 Kern Red Rock Canyon Comment
  HSC5630  Eriophyllum wallacei C. L. Hitchcock, C. V. Muhlick 1964-3-22 23263 Riverside Pinto Basin; Joshua Tree National Monument Comment
  UC896371  Eriophyllum wallacei C. L. Hitchcock 1940-3-30 5879 Riverside Cottonwood Spring Comment
  UCD103257  Erodium cicutarium C. L. Hitchcock 1966-3-15 24138 Orange 1/2 mile e. of Brea. Comment
  HSC7249  Erodium moschatum C. L. Hitchcock 1966-3-15 24138 Orange 1/2 mi. E of Brea Comment
  UC1286999  Erodium texanum C. L. Hitchcock 1966-3-20 24308 Riverside about 30 mi n Ogilby (along road to Blythe) Comment
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Mar 2 2013
  UCD103002  Erodium texanum C. L. Hitchcock 1966-3-20 24308 Riverside 30 miles n. of Ogilby, along rd. to Blythe.Riverside County: 30 miles N of Ogilby, along road to Blythe. Comment
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Mar 2 2013
  CAS-BOT-BC54559  Erysimum capitatum C. L. Hitchcock 1940-5-23 6515 Shasta Ca. 0.25 mile south of Burney Falls. Comment
  POM184064  Erysimum capitatum var. capitatum C. L. Hitchcock 1932-3-14 12244 San Bernardino 10 miles S of Victorville. Comment
  RSA26980  Erysimum capitatum var. capitatum C. L. Hitchcock 1940-5-23 6515 Shasta ca. 1/4 mile south of Burney Falls. Comment
  GH379551  Erysimum perenne C. L. Hitchcock & J. S. Martin 1939-7-7 5286 Unknown Sanger Peak 1780 Comment
  UC722224  Erysimum perenne C. L. Hitchcock and J. S. Martin 1939-7-9 5313 Siskiyou w side of ridge between King's Castle and Black Mt. 1828 Comment
  SBBG27309  Erythranthe bicolor C. L. Hitchcock 1940-5-14 6398 Placer Meier Ranch, ca. 6 mi N of Colfax 1097 Comment
  SEINET14046154 Image available Erythranthe guttata C. L. Hitchcock 1940-1 6213 Inyo Darwin Springs Comment
  SEINET8394542  Erythranthe guttata C. L. Hitchcock 1940-5-24 6562 Shasta on Hat Creek, ca. 20 miles west of Fall River Mills. Comment
  SEINET185138 Image available Erythranthe lewisii C. L. Hitchcock, J. S. Martin 1939-1 5461 Mariposa Yosemite National Park ; About 6 miles west of Teneya Lake. Comment
  RSA25447  Erythronium californicum C. L. Hitchcock 1940-5-7 6310 Placer 1 mile west of Baxter Comment
  UC843846  Erythronium multiscapideum C. L. Hitchcock 1940-5-7 6310 Placer ca 1 mi w Baxter Comment
  UCD95226  Eschscholzia glyptosperma C. L. Hitchcock 1966-3-23 24352 Inyo About 5 miles S of Shoshone. Comment
  UC494593  Eschscholzia glyptosperma C. L. Hitchcock 1932-4-17 12349 Inyo 10 mi sw Shoshone Comment
  HSC16779  Eschscholzia hypecoides C. L. Hitchcock, C. V. Muhlick 1964-3-19 23149 Imperial 8 mi. S of Ocotillo Spring on road to Fish Creek Comment
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Mar 2 2014
  CAS-BOT-BC83124  Eschscholzia minutiflora C. L. Hitchcock 1966-3-17 24229 San Diego East San Diego county. 6 miles west of Ocotillo Well. Comment
  HSC16772  Eschscholzia minutiflora C. L. Hitchcock 1966-3-17 24229 San Diego 6 mi. W of Ocotillo Well Comment
  RSA25314  Eschscholzia minutiflora C. L. Hitchcock 1940-4-16 6073 San Bernardino Cave Spring. 1098 Comment
  UC1287007  Eschscholzia minutiflora C. L. Hitchcock 1966-3-17 24229 San Diego 6 mi w Ocotillo Well Comment
  CAS-BOT-BC83169  Eschscholzia minutiflora C. L. Hitchcock 1932-4-15 12260 San Bernardino 10 miles south of Randsburg. Comment
  UC495342  Eschscholzia minutiflora C. L. Hitchcock 1932-4-15 12260 San Bernardino 10 mi s Randsburg Comment
  CAS-BOT-BC419638  Eschscholzia parishii C. L. Hitchcock 1940-3-29 5861 Riverside Cottonwood Canyon, ca. 100 yards east of Spring Comment
  RSA25313  Eschscholzia parishii C. L. Hitchcock 1940-3-29 5861 Riverside Cottonwood Canyon, ca. 100 yards east of Spring. Comment
  CAS-BOT-BC170783  Eucnide urens C. L. Hitchcock; C. V. Muhlick 1964-3-25 23305 Inyo Rocky alluvial fan above Bad Water, Death Valley National Monument Comment
  RSA25250  Eucnide urens C. L. Hitchcock 1940-4-17 6091 San Bernardino 4 miles below Cave Spg. Comment
  HSC13506  Eucrypta chrysanthemifolia C. L. Hitchcock 1966-3-16 24177 Riverside 0.25 mi. W of Aguanga Comment
  UCD119343  Eucrypta chrysanthemifolia C. L. Hitchcock; C. V. Muhlick 1962-3-16 22159 Riverside Temescal Canyon, ca. 12 mi. s.e. of Corona. Comment
  POM184547  Eucrypta chrysanthemifolia var. bipinnatifida C. L. Hitchcock 1932-4-7 12200 Riverside Corn Springs, Eastern Riverside. Comment
  RSA27708  Eucrypta chrysanthemifolia var. bipinnatifida C. L. Hitchcock 1940-4-1 5908 Riverside 1 mi. below Cottonwood Springs. Joshua Tree Nat. Monument. Comment
  UC880721  Eucrypta chrysanthemifolia var. bipinnatifida C. L. Hitchcock 1940-4-1 5908 Riverside 1 mi below Cottonwood Springs; Joshua Tree National Monument Comment
  HSC13533  Eucrypta micrantha C. L. Hitchcock 1966-3-20 24297 Imperial 15 mi. N of Ogilby, along road to Blythe. Comment
  HSC13534  Eucrypta micrantha C. L. Hitchcock 1966-3-18 24256 San Diego Rd. between Ocotillo Well and Agua Caliente Hot Springs, 1 mi. E of Anza-Borrego State Park Boundary Comment
  UC494490  Eucrypta micrantha C. L. Hitchcock 1932-4-15 12273 San Bernardino 11 mi s Trona; Mohave Desert Comment
  UC494560  Eucrypta micrantha C. L. Hitchcock 1932-4-16 12314 Inyo Wildrose Canyon; Panamint Mts. Comment
  UC880724  Eucrypta micrantha C. L. Hitchcock 1940-4-17 6103 Inyo Bradbury Wells, s end of Death Valley Bradbury Wells; Death Valley Comment
  UC1287005  Eulobus californicus C. L. Hitchcock 1966-3-18 24262 San Diego 1 mi e Anza-Borrego State Park (road between Ocotillo Well and Agua Caliente Hot Springs) Comment
  CAS-BOT-BC202526  Euphorbia C. L. Hitchcock 1940-5-7 6307 Placer Ca. 1 mile west of Baxter Comment
  RSA27203  Euphorbia crenulata C. L. Hitchcock 1940-5-7 6307 Placer 1 mile west of Baxter. Comment
  UC869049  Euphorbia crenulata C. L. Hitchcock 1940-5-7 6307 Placer ca 1 mi w Baxter Comment
Read comments
Jan 19 2008
  HSC8005  Euphorbia eriantha C. L. Hitchcock, C. V. Muhlick 1964-3-21 23223 Imperial 30 mi. N of Ogilby Comment
  UCD142346  Euphorbia eriantha C. L. Hitchcock 1966-3-20 24302 Imperial About 15 mi. N. of Ogilby, along rd. to Blythe. Comment
  SEINET13945531 Image available Fagonia californica C. L. Hitchcock 1968-1 25455 Imperial 5 mi NW of Coyote Wells, desert Comment
  SEINET13945544 Image available Fagonia chilensis C. Leo Hitchcock 1970-1 25686 Imperial ca. 8 mi N of Winterhaven, in wash Comment
  CAS-BOT-BC167366  Fagonia laevis C. L. Hitchcock 1966-3-16 24209 Riverside Along Palms to Pines Hiway, 4 mi. s. of Palm Desert 609 Comment
  HSC21904  Fagonia laevis C. L. Hitchcock, C. V. Muhlick 1964-3-20 23206 Imperial 4 mi. N of Ogilby, along road to Glamis. Comment
  HSC21905  Fagonia laevis C. L. Hitchcock, C. V. Muhlick 1964-3-21 23213 Imperial 21 mi. N of Ogilby. Comment
  UC1287006  Fagonia laevis C. L. Hitchcock 1966-3-16 24209 Riverside 4 mi s Palm Desert (along Palms to Pines Highway) 609 Comment
  UC867876  Fagonia laevis C. L. Hitchcock 1940-4-2 5920 Riverside Cottonwood Springs wash; Joshua Tree National Monument Comment
  SEINET10864103  Festuca californica A. S. Hitchcock 1915-7-15 Hitchcock 487 Mendocino Sherwood. Open woods on dry slope. Comment
  LA13154  Festuca idahoensis C. L. Hitchcock; J. S. Martin 1939-7-9 5321 Siskiyou Marble Mountains, 0.5 mi SE of King's Castle 1828 Comment
  HSC9979  Festuca occidentalis C. L. Hitchcock 1940-5-20 6475 Shasta 25 mi. E of Redding Comment
  POM260023  Festuca occidentalis C. L. Hitchcock 1940-5-20 6475 Shasta 25 miles east of Redding. Comment
  UC818052  Festuca occidentalis C. L. Hitchcock 1940-5-20 6475 Shasta 25 mi e Redding Comment
  GH341956  Festuca rubra A. S. Hitchcock 1915-7-13 469 Unknown Eureka, back of Humboldt Bay Comment
  UC247502  Festuca rubra A. S. Hitchcock 1913-7-14 468 Nevada near Truckee; Downer Creek Comment
  UC247503  Festuca rubra A. S. Hitchcock 1915-7-13 469 Humboldt back of Humboldt Bay; Eureka Comment
  RSA28009  Filago depressa C. L. Hitchcock 1940-3-23 5822 Kern Red Rock Canyon Comment
  SEINET188345  Filago depressa C. L. Hitchcock 1940-3-23 5822 Kern Red Rock Canyon Comment
  CAS-BOT-BC179185  Floerkea proserpinacoides C. L. Hitchcock 1940-5-27 6696 Modoc 15 mi. NE of Alturas. 1615 Comment
  UC869454  Floerkea proserpinacoides C. L. Hitchcock 1940-5-27 6696 Modoc 15 mi ne of Alturas 1615 Comment
  HSC8338  Fouquieria splendens C. L. Hitchcock, C. V. Muhlick 1964-3-21 23212 Imperial 20 mi. N of Ogilby Comment
  CAS-BOT-BC223595  Fouquieria splendens subsp. splendens C. L. Hitchcock 1968-3-12 25456 Imperial 5 mi. n.w. of Coyote Wells Comment
  CAS-BOT-BC52512  Frangula californica subsp. californica C. L. Hitchcock 1940-5-26 6619 Lassen lava beds ca. 12 miles north of Fall River Mills (Shasta Co.) on Fall River 1371 Comment
  POM260073  Fritillaria recurva C. L. Hitchcock 1940-5-7 6308 Placer 1 mile west of Baxter Comment
  RSA183391  Funastrum cynanchoides var. hartwegii C. L. Hitchcock 1966-3-20 24288 Imperial About 15 mi. n. of Ogilby on rd. to Blythe. Comment
  UCD121390  Funastrum cynanchoides var. hartwegii C. L. Hitchcock 1966-3-20 24288 Imperial About 15 mi. N. of Ogilby on rd. to Blythe. Comment
  SEINET10580679  Funastrum hartwegii Charles L. Hitchcock, C. V. Muhlick 1964-3-21 Hitchcock 23222 Imperial About 30 mi N of Ogilby Comment
  POM184548  Funastrum hirtellum C. L. Hitchcock 1932-4-7 12199 Riverside Corn Springs. Comment
  RSA25130  Funastrum hirtellum C. L. Hitchcock 1940-3-31 5886 Riverside Between Cottonwood Spring and Pinto Basin. Comment
  SEINET10546252  Funastrum hirtellum Charles L. Hitchcock 1932-4-7 Hitchcock 12199 Riverside Corn Springs, eastern Riverside Comment
  POM173763  Galium angustifolium subsp. angustifolium C. Leo Hitchcock 1929-5-16 s.n. San Diego San Onofre Canyon. 198 Comment
  RSA27806  Galium angustifolium subsp. angustifolium C. Leo Hitchcock 1940-4-12 6039 Riverside 8 mi. northwest of Elsinore 457 Comment
  UC888704  Galium angustifolium subsp. angustifolium C. L. Hitchcock 1940-4-12 6039 Riverside 8 mi nw Elsinore 457 Comment
  POM260124  Galium aparine C. Leo Hitchcock 1940-5-24 6542 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  UC722297  Galium bolanderi C. L. Hitchcock and J. S. Martin 1939-7-7 5298 Siskiyou ca 15 mi n Happy Camp (on Happy Camp-Takilma Hwy) 914 Comment
  GH385945  Galium multiflorum C. L. Hitchcock & J. S. Martin 1939-7-6 5228 Unknown peak above and north of Divide of Siskiyou Mts., on Takilma-Happy Camp road 1828 Comment
  UC1228550  Galium nuttallii subsp. nuttallii C. L. Hitchcock and C. V. Muhlick 1966-3-16 22166 San Diego 10 mi se Temecula (on rd to Pala) Comment
  UC888958  Galium porrigens C. L. Hitchcock 1940-5-15 6419 Nevada ca. 10 mi w Grass Valley 609 Comment
  SBBG27397  Galium porrigens var. tenue C. L. Hitchcock 1940-5-15 6419 Nevada ca. 10 mi W of Grass Valley 609 Comment
  RSA25486  Galium stellatum C. Leo Hitchcock 1940-3-20 5870 Riverside Cottonwood Springs. Comment
  CAS-BOT-BC217616  Galium stellatum subsp. stellatum C. L. Hitchcock 1940-3-30 5870 Riverside Cottonwood Spring Comment
  UC889026  Galium stellatum var. eremicum C. L. Hitchcock 1940-4-28 6217 Inyo Darwin Falls Comment
  SEINET191860 Image available Gastridium phleoides C. L. Hitchcock 1940-5-17 6472 Shasta Redding: 3 miles east of 152 Comment
  JEPS82376  Gastridium ventricosum A. S. Hitchcock 1913-7-5 Santa Clara near San Jose (Santa Clara Mountains above Congress Springs); Santa Clara Mountains above Congress Springs Comment
  UC722057  Gayophytum heterozygum C. L. Hitchcock and J. S. Martin 1939-7-26 5468 Mono e Tioga Pass; Leevining Canyon 2743 Comment
  POM253699  Gayophytum heterozygum C. L. Hitchcock, J. S. Martin 1939-7-10 5344 Trinity Ca. 10 miles east of Douglas City. 915 Comment
  UC1292301  Geraea canescens C. L. Hitchcock 1964-3-19 23146 Imperial 8 mi s Ocotillo Spring (on road to Fish Creek) Comment
  UC896831  Geraea canescens C. L. Hitchcock 1940-4-4 5946 Riverside Pinto Basin Comment
  UCD132582  Geraea canescens C. L. Hitchcock; C. V. Muhlick 1962-3-18 22233 Imperial at east edge of Chocolate Mountains, 9.3 miles east of Glamis, on road to Blythe. Comment
  UCD132585  Geraea canescens C. L. Hitchcock 1968-3-11 25438 Imperial 42 miles south of Indio. Comment
  RSA0029590  Geranium viscosissimum var. nervosum C. L. Hitchcock 1940-5-27 6703 Modoc 15 miles NE of Alturas. 1677 Comment
  RSA0029592  Geranium viscosissimum var. nervosum C. L. Hitchcock 1940-5-27 6703 Modoc 15 miles NE of Alturas. 1677 Comment
  POM258025  Geum triflorum var. ciliatum C. Leo Hitchcock, J. S. Martin 1939-7-9 5326 Siskiyou 1/2 mile SE of King's Castle, Marble Mts. 1829 Comment
  RSA183395  Gilia cana C. L. Hitchcock 1966-3-23 24356 Inyo About 5 miles S of Shoshone Comment
  RSA27076  Gilia cana subsp. speciformis C. L. Hitchcock 1940-4-19 6114 -a Inyo 10 miles north of Shoshone on road to Bradbury Well [Hwy 178], Death Valley Region. 914 Comment
  UC1287151  Gilia cana subsp. speciformis C. L. Hitchcock 1966-3-23 24356 Inyo about 5 mi s Shoshone; s of Shoshone Comment
  LA206655  Gilia capitata C. L. Hitchcock; 1940-5-20 6496 Shasta 25 mi E of Redding Comment
  UC879893  Gilia capitata subsp. capitata C. L. Hitchcock 1940-5-20 6496 Shasta 25 mi e Redding; e of Redding Comment
  GH385151  Gilia latiflora C. L. Hitchcock 1940-4-15 6069 Unknown Cave Spring Comment
  UC495341  Gilia latiflora subsp. elongata C. L. Hitchcock 1932-4-15 12261 Kern 10 mi s Randsburg; s of Randsburg Comment
  UC494485  Gilia latifolia C. L. Hitchcock 1932-3 12275 San Bernardino 11 mi s Trona; s of Trona Comment
  HSC16978  Gilia scopulorum C. L. Hitchcock 1966-3-22 24349 San Bernardino Sheep Spring, 6 mi. E of Saratoga Springs Comment
  HSC16979  Gilia scopulorum C. L. Hitchcock, C. V. Muhlick 1964-3-22 23268 Riverside W end of Pinto Basin, Joshua Tree National Monument. Comment
  HSC17003  Gilia sinuata C. L. Hitchcock, C. V. Muhlick 1964-3-22 23254 Riverside Side canyon near S entrance to Joshua Tree National Monument. Comment
  UC880020  Gilia sinuata C. L. Hitchcock 1940-5-1 6270 Inyo ca 7 mi w Lone Pine; w of Lone Pine Comment
  GH360071  Glyceria occidentalis A. S. Hitchcock 1915-7-14 1157 Unknown Sherwood Comment
  GH53905  Godetia parviflora var. luteola C. L. Hitchcock 1928-6-17 40 Unknown Road between Atascadero and Morro, at summit of grade, 350 m Comment
  RSA0008814  Godetia parviflora var. luteola C. L. Hitchcock 1928-6-17 40 San Luis Obispo Road between Atascadero and Morro, at summit of grade. 350 Comment
  UC885860  Gratiola ebracteata C. L. Hitchcock 1940-4-29 6305 San Joaquin 3 mi s Galt 15 Comment
  CAS-BOT-BC110228  Grayia spinosa C. L. Hitchcock 1940-4-19 6114 Inyo 10 miles north of Shoshone on road to Bradbury Well, Death Valley Region. 914 Comment
  RSA25425  Grayia spinosa C. L. Hitchcock 1940-4-26 6203 Inyo Town s Pass, west side of Death Valley 1524 Comment
  GH417725  Grindelia C. L. Hitchcock & J. S. Martin 1939-7-14 5437 Unknown Shelter Cove Comment
  CAS-BOT-BC304763  Grindelia hirsutula C. L. Hitchcock; J. S. Martin 1939-7-14 5437 Humboldt At Shelter Cove Comment
  POM253560  Grindelia hirsutula C. L. Hitchcock, J. S. Martin 1939-7-14 5437 Humboldt Bluffs facing sea at Shelter cove Comment
  UC1287123  Guillenia lasiophylla C. L. Hitchcock 1966-3-23 24358 Inyo 5 mi s Shoshone Comment
  UC855866  Guillenia lasiophylla C. L. Hitchcock 1940-3-23 5839 Kern Red Rock Canyon Mohave Desert Comment
  HSC5732  Gutierrezia californica C. L. Hitchcock, C. V. Muhlick 1964-3-17 23084 Riverside 8 mi. SE of Corona, along road to Elsinore Comment
  CAS-BOT-BC54059  Hackelia micrantha C. L. Hitchcock 1940-5-27 6692 Modoc 15 mi. NE of Alturas. 1615 Comment
  UC722640  Hackelia micrantha C. L. Hitchcock, J. S. Martin 1939-7-9 5338 Siskiyou 2 mi s of Black Mountain (near King's Castle) 1828 Comment
  UC722494  Hastingsia alba C. L. Hitchcock and J. S. Martin 1939-7-11 5406 Trinity s shore Upper Canyon Creek Lake (11 mi n of Dedrick); Salmon-Trinity Mountains, s shore Upper Canyon Creek Lake 1889 Comment
  UC881671  Heliotropium curassavicum C. L. Hitchcock 1940-4-14 6051 San Bernardino 10 mi. s.w. Barstow (along Mojave R.); Mojave R. Comment
  UC722218  Hemizonella minima C. L. Hitchcock and J. S. Martin 1939-7-9 5325 Siskiyou 1/2 mi se King's Castle; Marble Mts. 1828 Comment
  UC830850  Hemizonella minima C. L. Hitchcock 1940-5-23 6525 Shasta 0.50 mi above Burney Falls Comment
  POM173269  Hemizonia fasciculata C. L. Hitchcock 1929-5-16 s.n. San Diego San Onofre Canyon. 168 Comment
  POM231813  Hemizonia fitchii C. L. Hitchcock 1935-9-14 2832 San Joaquin 3 miles S of Galt. Comment
  POM260078  Heracleum maximum C. L. Hitchcock 1940-5-24 6535 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  UC1353466  Hesperocallis undulata C. L. Hitchcock 1968-5-12 25448 Imperial 5 mi nw of Cyote Wells Comment
  RSA25333  Hesperochiron californicus C. L. Hitchcock 1940-4-30 6299 Mono 4 miles north of Bridgeport, Sierra foothills. 1982 Comment
  UC867806  Hesperolinon micranthum C. L. Hitchcock 1940-5-26 6618 Lassen ca 12 mi n Fall River Mills (Shasta Co.); Fall River 1371 Comment
  RSA25412  Hesperolinon micranthum C. L. Hitchcock 1940-5-26 6618 Shasta Lava beds ca. 12 mi. north of Fall River Mills on Fall River. 1372 Comment
  POM2594  Heteromeles arbutifolia M. Hitchcock 1918-7-3 19 Los Angeles Topango [Topanga] Canyon, Santa Monica Mountains. Comment
Read comments
May 29 2014
  UC722536  Heuchera merriamii C. L. Hitchcock, J. S. Martin 1939-7-11 5388 Trinity 11 mi n Dedrick (s shore of Upper Canyon Creek Lake); Trinity Alps, Salmon-Trinity Mts 1889 Comment
  RSA0066099  Heuchera micrantha var. macropetala C. L. Hitchcock 1940-5-20 6481 Shasta 25 miles east of Redding. Comment
  GH363372  Heuchera pilosissima C. L. Hitchcock & J. S. Martin 1939-7-11 5388 Unknown south shore of Upper Canyon Creek Lake, 11 mi north of Dedrick, Salmon-Trinity Mts. 1889 Comment
  SEINET185076  Heuchera pilosissima C. L. Hitchcock, JS Martin 1939-7-11 5388 Trinity S shore of Upper Cyn Creek Lake 11 mi N of Dedrick Salmon-Trinity Mts 1890 Comment
  HSC15963  Hibiscus denudatus C. L. Hitchcock, C. V. Muhlick 1964-3-20 23196 Imperial Along Hwy. S2, about 7 mi. N of junction with Hwy. 80 Comment
  SEINET188385 Image available Hilaria rigida C. L. Hitchcock 1940-4-3 5934 Riverside Joshua Tree NM ; 1 1/2 mi NE of Cottonwood Spring along 29 Palms Rd Joshua Tree Nat Monument Comment
  SEINET191851 Image available Hilaria rigida C. L. Hitchcock 1940-4-20 6138 San Bernardino NE part of county in desert wash 4 mi below Horse Springs 914 Comment
  UC722727  Holodiscus discolor C. L. Hitchcock, J. S. Martin 1939-7-12 5357 Trinity 1 mi above Canyon Creek Meadow (8 mi above Dedrick, Salmon Trinity Alps); Salmon Trinity Alps 1402 Comment
  UC926330  Hordeum brachyantherum subsp. brachyantherum A. S. Hitchcock Jul 14 1913-Jul 16 1913 1509 Nevada vicinity Truckee; vicinity of Truckee Comment
  UC636998  Horkelia californica C. L. Hitchcock, J. C. Martin 1939-7-15 5448 Mendocino 10 mi s Westport Comment
  CAS-BOT-BC536624  Horkelia californica C. L. Hitchcock; J. S. Martin 1931-7-13 544 B Mendocino 10 mi. so. of Westport Comment
  RSA88154  Horkelia californica C. Leo Hitchcock 1953-7-3 19972 Mendocino 2 miles S of Westport Comment
  UC871813  Hypericum concinnum C. L. Hitchcock 1940-5-17 6431 Shasta 3 mi. e. Redding 152 Comment
  SBBG28010  Hypochaeris glabra C. L. Hitchcock 1940-5-17 6465 Shasta 3 mi E of Redding Comment
  A400294  Hyptis emoryi C. L. Hitchcock 1940-3-31 5895 Unknown between Cottonwood Spring and Pinto Basin Comment
  CAS-BOT-BC219739  Hyptis emoryi C. L. Hitchcock 1940-3-31 5895 Riverside Between Cottonwood Spring and Pinto Basin Comment
  RSA27598  Hyptis emoryi C. L. Hitchcock 1940-3-31 5895 Riverside Between Cottonwood Spring and Pinto Basin. Comment
  POM258031  Iris bracteata C. L. Hitchcock 1939-7-7 5270 Siskiyou Sanger Peak Trail, CA. 13 miles south of Takilma, Oregon 1067 Comment
  UC722306  Iris bracteata C. L. Hitchcock and J. S. Martin 1939-7-7 5270 Siskiyou 13 mi s Takilma, Oregon (Sanger Peak Trail); Sanger Peak Trail 1066 Comment
  SBBG29834  Iris hartwegii C. L. Hitchcock 1940-5-7 6329 Placer 1 mi W of Baxter Comment
  SEINET4170700  Iris hartwegii C. L. Hitchcock 1940-5-7 6329 Placer 1 mile west of Baxter Comment
  SEINET4170699  Iris hartwegii C. L. Hitchcock, J. S. Martin 1939-7-7 5270 Siskiyou Sanger Peak Trail , ca. 13 miles south of Takilma , Oregon 1067 Comment
  CAS-BOT-BC245097  Iris missouriensis C. L. Hitchcock 1940-5-28 6727 Modoc 15 mi. N of Alturas. 1402 Comment
  SEINET4170726  Iris missouriensis C. L. Hitchcock 1940-5-28 Modoc 15 miles N. of Alturas. 1402 Comment
  UC1287003  Isomeris arborea C. L. Hitchcock 1966-3-21 24335 San Bernardino 40 mi s Amboy (at summit of pass through Sheep Hole Mts); Sheep Hole Mts. Comment
  CAS-BOT-BC340263  Jensia rammii C. L. Hitchcock 1940-5-14 6394 Placer Meier Ranch, ca. 6 miles north of Colfax 762 Comment
  RSA25338  Jensia rammii C. L. Hitchcock 1940-5-14 6394 Placer Meier Ranch, 6 miles north of Colfax. 762 Comment
Read comments
Dec 16 2012
  SEINET8563437 Image available Juncus balticus C. L. Hitchcock 1940-4-28 6222 Inyo Darwin Falls Comment
  RSA25146  Juncus mexicanus C. L. Hitchcock 1940-5-24 6574 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  RSA30797  Juncus nevadensis C. L. Hitchcock 1940-5-27 6715 Modoc 15 miles NE of Alturas. Comment
  POM260020  Juncus tenuis C. L. Hitchcock 1940-5-17 6455 Shasta 3 miles east of Redding. 152 Comment
  NY21006  Juniperus californica C. L. Hitchcock 1964-3-18 23129 San Diego 6.2 mi E of Julian, along state highway 78 Comment
  NY21031  Juniperus californica C. L. Hitchcock 1940-4-3 5933 Riverside 1.5 mi NE of Cottonwood Spring along 29 Palms Rd, Joshua Tree National Monument Comment
  CAS-BOT-BC234602  Justicia californica C. L. Hitchcock 1940-4-5 5965 Riverside 3 mi. below Cottonwood Springs Comment
  HSC99796  Justicia californica C. L. Hitchcock 1966-3-18 24266 San Diego Road between Ocotillo Well and Agua Caliente Hot Springs, 1 mi. E of Anza-Borrego State Park. Comment
  SEINET2163603 Image available Justicia californica C. L. Hitchcock 1940-4-6 5972 Riverside 3 mi below Cottonwood Springs Comment
  UC1287136  Justicia californica C. L. Hitchcock 1966-3-18 24266 San Diego 1 mi. e. Anza-Borrego State Park (rd. between Ocotillo Well and Agua Caliente Hot Springs) Comment
  UC869489  Justicia californica C. L. Hitchcock 1940-4-5 5965 Riverside 3 mi. below Cottonwood Springs Comment
  UC886788  Keckiella antirrhinoides C. L. Hitchcock 1940-4-12 6012 San Diego 4 mi s Temecula Comment
  NY786550  Keckiella antirrhinoides var. antirrhinoides C. L. Hitchcock 1940-4-12 6012 San Diego 4 miles south of Temecula Comment
  POM253507  Keckiella breviflora subsp. glabrisepala C. Leo Hitchcock, J. S. Martin 1939-7-26 5467 Mono Leevining Canyon, east of Tioga Pass. 2744 Comment
  NY790163  Keckiella breviflora var. glabrisepala C. L. Hitchcock 1939-7-26 5467 Mono Leevining Canyon, east of Tioga Pass 2743.2 Comment
  UC722712  Keckiella breviflora var. glabrisepala C. L. Hitchcock and J. S. Martin 1939-7-26 5467 Mono e of Tioga Pass (Lee Vining Canyon); Lee Vining Canyon 2743 Comment
  POM4281  Keckiella cordifolia M. Hitchcock 1918-7-3 11 Los Angeles Topango [Topanga] Canyon, Santa Monica Mountains. Comment
Read comments
May 29 2014
  POM260344  Kelloggia galioides C. Leo Hitchcock 1940-5-26 6602 Shasta Lava beds ca. 12 mi. north of Fall River Mills on Fall River. 1372 Comment
  SBBG27288  Kelloggia galioides C. L. Hitchcock 1940-5-26 6602 Shasta ca. 12 mi N of Fall River Mills on Fall River 1371 Comment
  CAS-BOT-BC43758  Krameria erecta C. L. Hitchcock 1940-4-17 6089 San Bernardino 4 mi. below Cave Spring Comment
  HSC23311  Krameria erecta C. L. Hitchcock, C. V. Muhlick 1964-3-19 23148 Imperial 8 mi. S of Ocotillo Spring on road to Fish Creek Comment
  RSA27320  Krameria erecta C. L. Hitchcock 1940-4-17 6089 San Bernardino 4 miles below Cave Spg. Comment
  SEINET192014  Krameria erecta C. L. Hitchcock 1940-4-17 6089 San Bernardino Four miles below Cave Spring Comment
  UC864353  Krameria erecta C. L. Hitchcock 1940-4-17 6089 San Bernardino 4 mi below Cave Spring; below Cave Spring Comment
  SBBG26770  Lagophylla ramosissima C. L. Hitchcock 1940-5-25 6584 Shasta below Pit Dam, Power Plant, 2 mi W of Fall River Mills 1341 Comment
  POM260046  Lagophylla ramosissima C. L. Hitchcock 1940-5-25 6584 Shasta Below Pit Dam, Power Plant, 2 miles west of Fall River Mills. 1341 Comment
  UCD63395  Lamarckia aurea Leo Hitchcock 1943-4-8 2793 Los Angeles Pasadena. Comment
  SEINET10598982  Lamarckia aurea Charles L. Hitchcock, C. V. Muhlick 1962-3-16 Hitchcock 22152 Riverside Temescal Canyon, ca. 12 miles SE of Corona, on sandy soil, growing with other rank annuals. Comment
  HSC17053  Langloisia setosissima subsp. punctata C. L. Hitchcock 1966-3-21 24338 Riverside 40 mi. S of Amboy, at summit of pass through Sheep Hole Mts. Comment
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Jul 10 2012
  POM183673  Langloisia setosissima subsp. punctata C. L. Hitchcock 1932-4-15 12289 Inyo Slate Range, 11 miles SW of Ballarat Comment
  UC880235  Langloisia setosissima subsp. punctata C. L. Hitchcock 1940-4-14 6058 a San Bernardino 10 mi. s.w. Barstow (along Mojave R.); Mojave R. Comment
  UC1287141  Langloisia setosissima subsp. setosissima C. L. Hitchcock 1966-3-20 24310 Riverside hills just n. Milpitas Wash (Ogilby-Blythe rd.) Comment
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Mar 2 2013
  CAS-BOT-BC171064  Larrea tridentata C. L. Hitchcock 1968-3-11 25440 Imperial 42 mi. s. of Indio Comment
  CAS-BOT-BC171069  Larrea tridentata C. L. Hitchcock 1966-3-19 24272 Imperial 1 mi. e. of Plaster City, W. Imperial Co. Comment
  HSC21910  Larrea tridentata C. L. Hitchcock 1966-3-19 24272 Imperial 1 mi. E of Plaster City. Comment
  CAS-BOT-BC338980  Lasthenia californica C. L. Hitchcock 1940-4-8 6032 San Diego 2 mi. west of Boulevard Comment
  UC1228547  Lasthenia coronaria C. L. Hitchcock and C. V. Muhlick 1962-3-16 22125 Riverside 8 mi s of Corona; Temescal Canyon Comment
  CAS-BOT-BC204936  Lathyrus delnorticus C. L. Hitchcock 1949-7-8 19101 Del Norte 1/2 mile W of Darlingtonia Cottages along Smith River and Highway #199 Comment
  GH366455  Lathyrus delnorticus C. L. Hitchcock 1949-6-8 19100 Unknown 1/5 mile below bridge over Myrtle Creek adjacent to Smith River, along Highway #199 Comment
  RSA64960  Lathyrus delnorticus C. L. Hitchcock 1949-6-8 19100 Del Norte 1/5 mile below bridge over Myrtle Creek adj. to Smith River, along Hwy 199 Comment
  UC931680 Image available Lathyrus delnorticus C. L. Hitchcock 1949-6-8 19100 Del Norte near Myrtle Creek, Smith River, Del Norte Co. Comment
  UCD106214  Lathyrus delnorticus C. L. Hitchcock 1949-6-8 19100 Del Norte 1/5 mile below bridge over Myrtle Creek adjacent to Smith River, along highway 199. Comment
  CAS-BOT-BC213355  Lathyrus jepsonii subsp. californicus C. L. Hitchcock 1949-6-6 19071 Lake 18 miles E of Clear Lake, along Highway #20 to Williams Comment
  CAS-BOT-BC213356  Lathyrus jepsonii subsp. californicus C. L. Hitchcock 1949-6-6 19071 Lake 18 miles E of Clear Lake, along Highway #20 to Williams Comment
  CAS-BOT-BC213377  Lathyrus jepsonii subsp. californicus C. L. Hitchcock 1949-6-7 19077 Mendocino Growing along fence, south of city limit of Willetts along Highway #101 Comment
  RSA64939  Lathyrus jepsonii subsp. californicus C. L. Hitchcock 1949-6-7 19079 Mendocino Ca 4 miles S of Laytonville, along Highway 101. Comment
  RSA64956  Lathyrus jepsonii subsp. californicus C. L. Hitchcock 1949-6-7 19076 Mendocino Along Highway 101 ca. 3 miles S of Willetts. Comment
  UC931699  Lathyrus jepsonii var. californicus C. L. Hitchcock 1949-6-8 19089 Trinity near Salyer (0.25 mi w of bridge over South Fork of Trinity River, near Highway 299); South Fork of Trinity River Comment
  LA38014  Lathyrus jepsonii var. californicus C. L. Hitchcock; 1949-6-7 19077 Mendocino along fence, S city limit of Willetts, along Highway #101 Comment
  UC931080  Lathyrus jepsonii var. californicus C. L. Hitchcock 1949-6-7 19073 Lake 5 mi w Clear Lake (along Highway 20) Comment
  UCD106260  Lathyrus jepsonii var. californicus C. L. Hitchcock 1949-6-6 19071 Lake 18 miles east of Clear Lake, along Highway 20 to Williams. Comment
  UCD106263  Lathyrus jepsonii var. californicus C. L. Hitchcock 1949-6-7 19073 Lake 5 miles W of Clear Lake, along Highway 20. Comment
  SEINET12151922  Lathyrus laetiflorus C. L. Hitchcock 1949-1 19058 San Bernardino Mill Creek Canyon, San Bernardino Natl Forest, .5mi w/in boundary, ca 7miN of Menton Comment
  UC864490  Lathyrus nevadensis var. nevadensis C. L. Hitchcock 1940-5-7 6319 Placer ca 1 mi w Baxter Comment
  RSA64949  Lathyrus polyphyllus C. L. Hitchcock 1949-6-8 19094 Humboldt 3 miles W of Willow Creek, near Highway #299. Comment
  NY716854  Lathyrus rigidus C. L. Hitchcock 1950-5-27 19225 Modoc Ca. 20 miles north of Alturas Comment
  RSA74293  Lathyrus splendens C. L. Hitchcock 1949-6-3 19050 San Diego 17 miles E of Dulzura, along Hwy 94 Comment
  CAS-BOT-BC205065  Lathyrus sulphureus C. L. Hitchcock 1950-5-28 19229 Plumas 5 miles SW of Greenville on road to Quincy Comment
  CAS-BOT-BC213269  Lathyrus sulphureus C. L. Hitchcock 1940-5-7 6344 Placer Ca. 1 mile west of Baxter. Comment
  POM260012  Lathyrus sulphureus C. L. Hitchcock 1940-5-7 6344 Placer 1 mile west of Baxter. Comment
  RSA64945  Lathyrus sulphureus C. L. Hitchcock 1950-5-28 19229 Plumas 5 mi les SW of Greenville on road to Quincy. Comment
  RSA74313  Lathyrus sulphureus C. L. Hitchcock 1949-6-6 19066 El Dorado 30 miles E of Placerville along Highway #50. Comment
  UC931698  Lathyrus sulphureus C. L. Hitchcock 1950-5-28 19229 Plumas 5 mi sw Greenville (on road to Quincy) Comment
  UC1013059  Lathyrus vestitus C. L. Hitchcock 1948-6-7 19085 Humboldt ca 15 mi e Blue Lake (along Highway 299) Comment
  UC931197  Lathyrus vestitus C. L. Hitchcock 1950-6-6 19256 Marin 6 mi from Pt. Reyes Peninsula tip; Pt. Reyes Peninsula Comment
  UC931755  Lathyrus vestitus C. L. Hitchcock 1949-6-7 19083 Humboldt 0.5 mi s Pepperwood (along Highway 101) Comment
  UC931763  Lathyrus vestitus C. L. Hitchcock 1949-6-7 19081 Humboldt ca 15 mi n Garberville (Redwood Highway) Comment
  RSA74276  Lathyrus vestitus subsp. alefeldii C. L. Hitchcock 1949-5-4 19056 San Diego 1 mile north of turn off to Palomar Mountain on Henshaw Dam-Pala Highway. Comment
  RSA74286  Lathyrus vestitus subsp. alefeldii C. L. Hitchcock 1949-6-3 19052 San Diego Along Highway 80, 2 miles SE of Pine Valley (NW of Buckman Spg.) Comment
  RSA64054  Lathyrus vestitus subsp. bolanderi C. L. Hitchcock 1949-6-7 19081 Humboldt Redwood Highway ca 15 miles N of Garberville. Comment
  RSA64950  Lathyrus vestitus subsp. bolanderi C. L. Hitchcock 1949-6-8 19092 Humboldt Near Willow Creek National Forest Camp, 4 miles W of town of Willow Creek. Comment
  RSA64986  Lathyrus vestitus subsp. bolanderi C. L. Hitchcock 1949-6-8 19093 Glenn 1 mile W of Willow Creek, near Highway #299. Comment
  RSA74587  Lathyrus vestitus subsp. bolanderi C. L. Hitchcock 1950-6-6 19257 Sonoma 2 miles N of Fort Ross. Comment
  RSA74588  Lathyrus vestitus subsp. bolanderi C. L. Hitchcock 1950-6-6 19256 Marin Pt. Reyes Peninsula 6 miles from tip. Comment
  RSA88146  Lathyrus vestitus subsp. bolanderi C. L. Hitchcock 1953-7-3 19968 Mendocino Bank beside Road about 5 miles N.E. of Rockport. Comment
  RSA88215  Lathyrus vestitus subsp. bolanderi C. L. Hitchcock 1948-6-7 19085 Humboldt Ca 15 mi les east of Blue Lake, along Highway #299. Comment
  UC931591  Lathyrus vestitus var. alefeldii C. L. Hitchcock 1949-6-4 19056 San Diego 1 mi n Palomar Mt. turn-off (on Henshaw Dam-Pala Highway) Comment
  UC931592  Lathyrus vestitus var. alefeldii C. L. Hitchcock 1949-6-4 19055 San Diego 3 mi n Henshaw Dam Comment
  UCD106522  Lathyrus vestitus var. alefeldii C. L. Hitchcock; C. V. Muhlick 1962-3-16 22173 San Diego 10 mi. s.e. of Temecula, on rd. to Pala. Comment
  UC931134  Lathyrus vestitus var. ochropetalus C. L. Hitchcock 1949-7-8 19102 Del Norte 0.5 mi w Darlingtonia Cottages (along Smith River and Highway 199); Smith River Comment
  UC931762  Lathyrus vestitus var. ochropetalus C. L. Hitchcock 1949-6-8 19099 Del Norte ca 6 mi nw Gasquet (on cut-off to Highway 101) Comment
  UCD106538  Lathyrus vestitus var. ochropetalus C. L. Hitchcock 1949-6-7 19080 Mendocino Redwood Highway, 8 miles south of Richardson Grove. Comment
  UCD106541  Lathyrus vestitus var. ochropetalus C. L. Hitchcock 1949-6-8 19099 Del Norte 6 miles NW of Gasquet on cut off to highway 101. Comment
  UC931193  Lathyrus vestitus var. vestitus C. L. Hitchcock 1950-6-6 19257 Sonoma 2 mi n Fort Ross Comment
  UC931764  Lathyrus vestitus var. vestitus C. L. Hitchcock 1949-6-7 19080 Mendocino 8 mi s Richardson Grove (Redwood Highway) Comment
  UCD106555  Lathyrus vestitus var. vestitus C. L. Hitchcock 1949-6-4 19058 San Bernardino Mill Creek Canyon San Bernardino National Forest, 1/2 mi. within Boundary ca. 7 mi. N of Menton. Comment
  UCD106556  Lathyrus vestitus var. vestitus C. L. Hitchcock 1949-6-4 19060 San Bernardino 1 1/2 miles E of Seven Oaks, San Bernardino Mts., National Forest. Comment
  UCD106557  Lathyrus vestitus var. vestitus C. L. Hitchcock 1949-6-4 19062 San Bernardino 3 miles below Seven Oaks on Seven Pines Rd., San Bernardino Mts., National Forest. Comment
  HSC5905  Layia platyglossa C. L. Hitchcock 1966-3-15 24146 Riverside 1 mi. E of Glen Ivy Hot Springs Comment
  HSC5906  Layia platyglossa C. L. Hitchcock, C. V. Muhlick 1964-3-17 23095 Riverside 3 mi. SE of Glen Ivy Hot Springs. Comment
  UC1287059  Layia platyglossa C. L. Hitchcock 1966-3-15 24146 Riverside 1 mi e of Glen Ivy Hot Springs Comment
  UC1292588  Layia platyglossa C. L. Hitchcock and C. V. Muhlick 1964-3-17 23095 Riverside 3 mi se Glen Ivy Hot Springs Comment
  UC722503  Ledum glandulosum C. L. Hitchcock, J. S. Martin 1939-7-11 5373 Trinity 11 mi n of Dedrick (upper Canyon Creek Lake); Canyon Creek Lake 1981 Comment
  SEINET10937298  Ledum glandulosum Charles L. Hitchcock, James S. Martin 1939-7-11 Hitchcock 5373 Trinity ca 11 miles north of Dedrick, east shore of upper Canyon Creek Lake. 1981 Comment
  CAS-BOT-BC89147  Lepidium didymum C. L. Hitchcock; J. S. Martin 1939-7-15 5445 Sonoma Cliffs below Bodega State Park. Comment
  RSA27383  Lepidium flavum C. L. Hitchcock 1940-3-23 5840 Kern Red Rock Canyon Comment
  GH379684  Lepidium fremontii C. L. Hitchcock 1940-4-1 5922 Unknown Cottonwood Spgs. wash Comment
  HSC6816  Lepidium fremontii C. L. Hitchcock, C. V. Muhlick 1964-3-22 23250 Riverside Side canyon near S entrance to Joshua Tree National Monument Comment
  POM266071  Lepidium fremontii C. L. Hitchcock 1940-4-1 5922 Riverside Cottomwood Springs. Comment
  RSA25413  Lepidium fremontii C. L. Hitchcock 1940-4-26 6193 Inyo Town s Pass, west side of Death Valley 1524 Comment
  UC710906  Lepidium fremontii C. L. Hitchcock 1940-4-1 5922 Riverside Cottonwood Springs wash Cottonwood Springs Comment
  UCD115642  Lepidium fremontii C. L. Hitchcock 1966-3-21 24334 San Bernardino Eastern part of county. 10 miles W of Rice. Comment
  HSC6849  Lepidium lasiocarpum C. L. Hitchcock 1966-3-17 24224 San Diego 4 mi. S of Ocotillo Well Comment
  RSA25414  Lepidium lasiocarpum C. L. Hitchcock 1940-4-26 6192 Inyo Town s Pass, west side of Death Valley 1524 Comment
  RSA27384  Lepidium lasiocarpum C. L. Hitchcock 1940-3-31 5884 Riverside 0.5 mile below Cottonwood Springs Comment
  RSA27916  Lepidium lasiocarpum C. L. Hitchcock 1940-4-27 6212 Inyo Darwin Springs. Comment
  POM184738  Lepidium lasiocarpum var. lasiocarpum C. L. Hitchcock 1932-4-9 12227 Riverside White tanks, eastern Riverside. Comment
  UC1292628  Lepidium lasiocarpum var. lasiocarpum C. L. Hitchcock and C. V. Muhlick 1964-3-21 23228 Imperial 15 mi n Glamis (on road to Blythe) Comment
  UC856467  Lepidium lasiocarpum var. lasiocarpum C. L. Hitchcock 1940-4-26 6192 Inyo w side Death Valley; , Towns Pass 1524 Comment
  UC856468  Lepidium lasiocarpum var. lasiocarpum C. L. Hitchcock 1940-4-20 6156 San Bernardino 10 mi nw Kingston Mts. 1219 Comment
  UC856469  Lepidium lasiocarpum var. lasiocarpum C. L. Hitchcock 1940-3-31 5884 Riverside 0.5 mi below Cottonwood Springs Comment
  CAS-BOT-BC12830  Lepidium perfoliatum C. L. Hitchcock 1940-5-24 6560 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills. Comment
  HSC6839  Lepidium perfoliatum C. L. Hitchcock 1940-5-24 6560 Shasta Hat Creek, 20 mi. W of Fall River Mills Comment
  HSC6860  Lepidium virginicum var. menziesii C. L. Hitchcock 1966-3-15 24163 Riverside 3 mi. E of Glen Ivy Hot Springs Comment
  UC856576  Lepidium virginicum var. pubescens C. L. Hitchcock 1940-4-9 5975 San Diego n end Cuyamaca Lake 1371 Comment
  SEINET4854776  Leptodactylon californicum subsp. tomentosum C. Leo Hitchcock 1940-4-12 6041 Riverside 8 mi NW of Elsinore. 457 Comment
  POM163224  Leptosiphon androsaceus C. L. Hitchcock 1929-4-27 s.n. Ventura Sespe Creek Canyon 488 Comment
  POM184279  Leptosiphon aureus C. L. Hitchcock 1932-4-9 12236 San Bernardino 10 miles SE of Windmill Tank. Little San Bernardino Mountains. [county not specified] Comment
  POM260279  Leptosiphon bolanderi C. L. Hitchcock 1940-5-15 6407 Placer 6 miles N of Colfax Comment
  POM260088  Leptosiphon ciliatus C. L. Hitchcock 1940-5-24 6553 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  POM253567  Lesquerella occidentalis C. L. Hitchcock, J. S. Martin 1939-7-9 5305 Siskiyou N side of Black Mt. near Marble Mt. (King s Castle). 2073 Comment
  UC856649  Lesquerella tenella C. L. Hitchcock 1940-3-31 5881 Riverside Cottonwood Springs 1/2 mi below Spring; Cottonwood Springs Comment
  UC722441  Leucothoe davisiae C. L. Hitchcock, J. S. Martin 1939-7-11 5409 Trinity 11 mi n of Dedrick (e shore of upper Canyon Creek Lake); Canyon Creek Lake 1981 Comment
  CAS-BOT-BC197486  Lewisia rediviva C. L. Hitchcock 1940-5-27 6671 Modoc 15 mi. NE of Alturas. 1615 Comment
  POM257761  Lewisia triphylla C. L. Hitchcock 1939-7-9 5337 Siskiyou Paradise Lake, near Kings Castle. 1768 Comment
  POM260444  Leymus cinereus C. L. Hitchcock 1940-5-25 6582 Shasta Below Pit Dam, Power Plant, 2 miles west of Fall River Mills. 1341 Comment
  GH365275  Leymus condensatus A. S. Hitchcock 1913-7-3 1500 Unknown Santa Barbara Comment
  GH365316  Leymus triticoides A. S. Hitchcock 1913-7-3 1503 Unknown Santa Barbara, near beach Comment
  SEINET10595914  Leymus triticoides A. S. Hitchcock 1913-7-3 Hitchcock 1503 Santa Barbara Low open ground near beach. Comment
  UC926381  Leymus triticoides A. S. Hitchcock 1913-7-3 1503 Santa Barbara Santa Barbara Comment
  CAS-BOT-BC451660  Lilaea scilloides C. L. Hitchcock 1940-5-12 6356 San Joaquin 3 miles south of Galt 15 Comment
  CAS-BOT-BC451572  Lilaea scilloides C. L. Hitchcock; R. Spellenberg; D. Sutherland; P. Kern 1965-7-11 24008 Lake 1.5 miles s.w. of Nine-Pipes Reservoir Comment
  RSA27974  Limnanthes alba C. L. Hitchcock 1940-4-29 6303 San Joaquin 3 miles south of Galt. 16 Comment
  UC869475  Limnanthes alba subsp. versicolor C. L. Hitchcock 1940-5-7 6333 Placer ca 1 mi w Baxter Comment
  POM260100  Limnanthes alba var. detonsa C. L. Hitchcock 1940-5-7 6333 Placer 1 mile west of Baxter. Comment
  RSA27967  Limnanthes alba var. detonsa C. L. Hitchcock 1940-5-7 6333 Placer 1 mile west of Baxter. Comment
  UC879876  Linanthus aureus C. L. Hitchcock 1940-5-1 6268 Inyo ca 7 mi w Lone Pine Comment
  UC710873  Linanthus aureus subsp. aureus C. L. Hitchcock 1940-3-23 5830 Kern Red Rock Canyon Comment
  UC880322  Linanthus bolanderi C. L. Hitchcock 1940-5-15 6407 Placer 6 mi n Colfax Comment
  UC880323  Linanthus bolanderi C. L. Hitchcock 1940-5-23 6524 Shasta 0.5 mi above Burney Falls Comment
  UC880327  Linanthus ciliatus C. L. Hitchcock 1940-5-24 6553 Shasta ca 20 mi w Fall River Mills; Hat Creek Comment
  HSC17002  Linanthus filiformis C. L. Hitchcock 1966-3-22 24350 San Bernardino Sheep Spring, 6 mi. E of Saratoga Springs Comment
  UC880248  Linanthus filipes C. L. Hitchcock 1940-5-17 6440 Shasta 3 mi e Redding 152 Comment
  POM184234  Linanthus parryae C. L. Hitchcock 1932-4-14 12246 San Bernardino 10 miles so. of Victorville. Comment
  UC880090  Linanthus parviflorus C. L. Hitchcock 1940-4-9 5992 San Diego n end Cuyamaca Lake 1371 Comment
  CAS-BOT-BC179157  Linum lewisii C. L. Hitchcock 1940-5-27 6709 Modoc 15 mi. NE of Alturas. 1676 Comment
  UC867758  Linum lewisii C. L. Hitchcock 1940-4-20 6157 San Bernardino 10 mi nw of Kingston (Kingston Mountains); Kingston Mountains 1219 Comment
  UC867759  Linum lewisii C. L. Hitchcock 1940-5-27 6709 Modoc 15 mi ne of Alturas 1676 Comment
  RSA88165  Lithophragma heterophyllum C. L. Hitchcock 1953-7-4 20023 Trinity Near road between Covelo and Alderpoint. 25 miles S of Alderpoint. Comment
  POM260090  Lithospermum californicum C. L. Hitchcock 1940-5-23 6519 Shasta 5 miles E of Burney Falls Comment
  CAS-BOT-BC54034  Lithospermum ruderale C. L. Hitchcock 1940-5-27 6654 Modoc 9 mi. NE of Alturas. 1402 Comment
  RSA27972  Loeseliastrum matthewsii C. L. Hitchcock 1940-4-4 5948 Riverside Pinto Basin. Comment
  UC880238  Loeseliastrum matthewsii C. L. Hitchcock 1940-4-4 5948 Riverside Pinto Basin Comment
  UC880239  Loeseliastrum matthewsii C. L. Hitchcock 1940-4-30 6254 Inyo 4 mi. w. Lone Pine Comment
  UC496497  Loeseliastrum matthewsii C. L. Hitchcock 1932-5-15 12282 San Bernardino 4 mi. n. Trona; n. San Bernardino Co. Comment
  HSC17054  Loeseliastrum schottii C. L. Hitchcock, C. V. Muhlick 1964-3-20 23179 San Diego Vallecito Creek near union with Carrizo Creek Comment
  HSC17055  Loeseliastrum schottii C. L. Hitchcock, C. V. Muhlick 1964-3-19 23152 Imperial 8 mi. S of Ocotillo Spring on road to Fish Creek Comment
  SEINET10592043  Lolium temulentum A. S. Hitchcock 1902-4-15 Hitchcock 5365 Napa Near Napa. Comment
  SEINET192030  Lomatium dasycarpum C. L. Hitchcock 1940-4-9 5977 San Diego ca. 12mi South of Laguna Mountain Comment
  RSA27978  Lomatium dasycarpum subsp. dasycarpum C. L. Hitchcock 1940-4-9 5977 San Diego 12 mi. south of Laguna Mountains. Comment
  POM184086  Lomatium mohavense subsp. mohavense C. L. Hitchcock 1932-4-15 12268 San Bernardino 28 miles south of Trona. Comment
  CAS-BOT-BC240835  Lonicera interrupta C. L. Hitchcock 1940-5-20 6498 Shasta 25 miles east of Redding Comment
  POM260162  Lonicera interrupta C. L. Hitchcock 1940-5-20 6498 Shasta 25 miles east of Redding. Comment
  UC864811  Lotus C. L. Hitchcock 1940-4-6 5968 San Diego 15 mi e Jacumba Comment
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Jan 29 2013
  SEINET3523661 Image available Lotus americanus C. L. Hitchcock 1940-5-17 6449 Shasta 3 miles E of Redding 152 Comment
  SEINET3696604 Image available Lotus douglasii C. L. Hitchcock 1940-5-25 6586 Shasta Below Pit Dam, Power Plant, 2 miles W of Fall River Mills 1341 Comment
  GH366522  Lotus haydonii C. L. Hitchcock 1940-4-6 5968 Unknown 15 mi. east of Jacumba Comment
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Jan 29 2013
  RSA27019  Lotus haydonii C. L. Hitchcock 1940-4-6 5968 San Diego 15 miles E of Jacumba Comment
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Jan 29 2013
  SEINET3523640 Image available Lotus haydonii C. L. Hitchcock 1940-4-6 5968 San Diego 15 mi E of Jacumba Comment
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Sep 10 2013
  SEINET3694585 Image available Lotus humistratus C. L. Hitchcock 1940-5-14 6382 Placer Meier Ranch, ca 6 miles N of Colfax 762 Comment
  RSA27041  Lotus micranthus C. L. Hitchcock 1940-5-17 6446 Shasta 3 miles east of Redding 152 Comment
  UC864806  Lotus nevadensis var. nevadensis C. L. Hitchcock 1940-5-25 6586 Shasta 2 mi w Fall River Mills (below Pit Dam, Power Plant) 1341 Comment
  RSA27018  Lotus pinnatus C. L. Hitchcock 1940-5-17 6430 Shasta 3 miles east of Redding 152 Comment
  UC864860  Lotus pinnatus C. L. Hitchcock 1940-5-17 6430 Shasta 3 mi e Redding 152 Comment
  UC864757  Lotus purshianus var. purshianus C. L. Hitchcock 1940-5-17 6449 Shasta 3 mi e Redding 152 Comment
  POM184751  Lotus rigidus C. L. Hitchcock 1932-4-7 12214 Riverside 5 miles S of Cottonwood Springs, East Riverside County. Comment
  SEINET3563117 Image available Lotus rigidus C. L. Hitchcock 1940-4-20 6147 San Bernardino NE part of county 0.5 mile below Horse Springs, Desert Canyon 1219 Comment
  HSC98237  Lotus salsuginosus C. L. Hitchcock, C. V. Muhlick 1964-3-20 23197 Imperial Along Hwy. S2, about 7 mi. N of junction with Hwy. 80 Comment
  RSA27017  Lotus salsuginosus var. brevivexillus C. L. Hitchcock 1940-3-30 5872 Riverside Cottonwood Spring. Comment
  UC1292572  Lotus salsuginosus var. brevivexillus C. L. Hitchcock and C. V. Muhlick 1964-3-20 23177 San Diego near Carrizo Creek (Vallecito Creek near union with Carrizo Creek); Vallecito Creek Comment
  POM2447  Lotus salsuginosus var. salsuginosus M. Hitchcock 1918-7-5 34 Los Angeles Van Nuys Comment
  UC864899  Lotus scoparius var. brevialatus C. L. Hitchcock 1940-4-6 5971 San Diego 15 mi e Jacumba Comment
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Jan 29 2013
  SEINET3560056 Image available Lotus stipularis C. L. Hitchcock 1940-5-7 6326 Placer 1 mile west of Baxter Comment
  RSA27390  Lotus strigosus C. L. Hitchcock 1940-4-8 6027 San Diego 2 mi. west of Boulevard. Comment
  RSA27024  Lotus tomentellus C. L. Hitchcock 1940-3-29 5854 Riverside Cottonwood Canyon, ca. 100 yards east of Spring. Comment
  SEINET3557309  Lotus tomentellus C. L. Hitchcock 1940-4-16 6074 San Bernardino Cave Spring, Lower Sonoran Zone 1372 Comment
  POM265523  Lotus unifoliolatus C. L. Hitchcock 1940-5-17 6449 Shasta 3 miles east of Redding 152 Comment
  GH345080  Luetkea pectinata C. L. Hitchcock & J. S. Martin 1939-7-9 5328 Unknown 1/2 mile southeast of King's Castle; Marble Mts. 1828 Comment
  CAS-BOT-BC498664  Lupinus C. L. Hitchcock 1940-5-27 6676 Modoc 15 mi NE of Alturas 1615 Comment
  HSC14766  Lupinus albifrons C. L. Hitchcock, C. V. Muhlick 1964-3-17 23099 Riverside 3 mi. SE of Glen Ivy Hot Springs. Comment
  POM266082  Lupinus albifrons var. albifrons C. L. Hitchcock 1940-5-17 6447 Shasta 3 miles east of Redding 152 Comment
  CAS-BOT-BC195946  Lupinus albifrons var. albifrons C. L. Hitchcock 1940-5-17 6447 Shasta 3 mi. east of Redding 152 Comment
  CAS-BOT-BC208810  Lupinus argenteus var. heteranthus C. L. Hitchcock 1940-5-24 6534 Shasta On Hat Creek, ca. 20 mi. west of Fall River Mills. Comment
  UC710960  Lupinus argenteus var. heteranthus C. L. Hitchcock 1940-5-23 6511 Shasta ca 1/4 mi s Burney Falls; s of Burney Falls Comment
  POM266081  Lupinus arizonicus C. L. Hitchcock 1940-4-4 5961 Riverside Pinto Basin. Comment
  UC494860  Lupinus arizonicus C. L. Hitchcock 1932-4-17 12379 Inyo Bradbury Well; eastern Inyo County Comment
  UC710896  Lupinus arizonicus C. L. Hitchcock 1940-4-17 6088 San Bernardino 4 mi below Cave Spring; below Cave Spring Comment
  UCD105825  Lupinus arizonicus C. L. Hitchcock 1966-3-21 24333 San Bernardino Eastern part of county, 10 mi. w. of Rice. Comment
  SEINET8138380 Image available Lupinus arizonicus subsp. arizonicus C. L. Hitchcock 1932-1 12379 Unknown Comment
  UC1287120  Lupinus bicolor C. L. Hitchcock 1966-3-15 24135 Orange 1/2 mi e Brea; e of Brea Comment
  GH366848  Lupinus caudatus C. L. Hitchcock 1940-5-24 6534 Unknown on Hat Creek, ca 20 miles west of Fall River Mills Comment
  POM266076  Lupinus caudatus C. Leo Hitchcock 1940-5-24 6534 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  POM266093  Lupinus caudatus C. Leo Hitchcock 1940-5-23 6511 Shasta ca. 1/4 mile south of Burney Falls. Comment
  UC710887  Lupinus concinnus C. L. Hitchcock 1940-4-20 6136 San Bernardino 1/2 mi below Horse Springs (ne); below Horse Springs, ne 1219 Comment
  UC711002  Lupinus concinnus C. L. Hitchcock 1940-4-8 6029 San Diego 2 mi w Boulevard; w of Boulevard Comment
  SEINET8142257 Image available Lupinus concinnus C. L. Hitchcock, C. V. Muhlick 1962-1 22240 Unknown Comment
  SEINET8158870 Image available Lupinus concinnus C. L. Hitchcock, C. V. Muhlick 1962-1 22153 Unknown Comment
  POM266072  Lupinus concinnus subsp. optatus C. Leo Hitchcock 1940-4-8 5994 San Diego 2 mi. west of Boulevard. Comment
  POM266064  Lupinus concinnus subsp. orcuttii C. Leo Hitchcock 1940-4-20 6136 San Bernardino Eastern Mojave Desert. 0.5 miles below Horse [Thief] Springs, Desert Canyon. 1220 Comment
  RSA25376  Lupinus densiflorus var. densiflorus C. Leo Hitchcock, J. S. Martin 1939-7-13 5423 Trinity 65 miles east of Arcata on Arcata-Redding Hiway 457 Comment
  UC865153  Lupinus excubitus C. L. Hitchcock 1940-4-12 6019 San Diego 10 mi s Warner's Hot Springs; s of Warner's Hot Springs Comment
  POM173767  Lupinus excubitus var. hallii C. Leo Hitchcock 1929-5-16 s.n. San Diego San Onofre Canyon. 168 Comment
  RSA27886  Lupinus excubitus var. hallii C. Leo Hitchcock 1940-4-12 6019 San Diego Cleveland National Forest. 10 miles south of Warner's Hot Springs (Warner Springs). Comment
  UC495163  Lupinus flavoculatus C. L. Hitchcock 1932-4-16 12297 Inyo Wildrose Canyon; Panamint Mts., Wildrose Canyon Comment
  RSA25152  Lupinus hirsutissimus C. Leo Hitchcock 1940-4-9 5978 San Diego Meadow at north end of Cuyamaca Lake. 1372 Comment
  SEINET8130747 Image available Lupinus horizontalis C. L. Hitchcock 1932-1 12265 Unknown Comment
  RSA413721  Lupinus horizontalis var. platypetalus C. Leo Hitchcock 1932-4-15 12265 San Bernardino 10 miles south of Randsburg. Comment
  CAS-BOT-BC181888  Lupinus latifolius C. L. Hitchcock 1940-5-27 6664 Modoc 15 mi. NW of Alturas. 1615 Comment
  POM264440  Lupinus latifolius subsp. latifolius C. Leo Hitchcock, J. S. Martin 1939-7-10 5346 Trinity Ca. 10 miles east of Douglas City. 915 Comment
  POM266050  Lupinus latifolius subsp. viridifolius C. Leo Hitchcock 1940-5-27 6664 Modoc 15 miles northeast of Alturas. 1616 Comment
  SEINET10485636  Lupinus longifolius Hitchcock 1918-7-3 HITCHCOCK 17 Los Angeles Topanga canyon. Dry hillside. Comment
  RSA26960  Lupinus luteolus C. Leo Hitchcock, J. S. Martin 1939-7-11 5421 Humboldt 65 miles E of Arcata, bank near road. 457 Comment
  UC710924  Lupinus magnificus C. L. Hitchcock 1940-5-1 6262 Inyo ca 4 mi w Lone Pine; w of Lone Pine Comment
  POM265914  Lupinus magnificus var. hesperius C. L. Hitchcock 1940-5-1 6262 Inyo 4 miles west of Lone Pine. Comment
  CAS-BOT-BC202113  Lupinus magnificus var. magnificus C. L. Hitchcock 1940-5-1 6260 Inyo Ca 7 mi. west of Lone Pine Comment
  UC710885  Lupinus nanus C. L. Hitchcock 1940-5-17 6425 Shasta 3 mi e Redding; e of Redding Comment
  UC710943  Lupinus nanus C. L. Hitchcock 1940-5-20 6489 Shasta 25 mi e Redding (foothills of mountains); e of Redding Comment
  SEINET12890590 Image available Lupinus nanus C. L. Hitchcock 1940-1 6388 Unknown Comment
  RSA184233  Lupinus odoratus var. odoratus C. Leo Hitchcock 1932-4-14 12245 San Bernardino 10 miles so. of Victorville. Comment
  RSA27023  Lupinus odoratus var. odoratus C. Leo Hitchcock 1940-3-23 5841 Kern Red Rock Canyon. Comment
  CAS-BOT-BC181823  Lupinus saxosus C. L. Hitchcock 1940-5-27 6658 Modoc 9 mi. NE of Alturas. 1402 Comment
  SEINET10937149  Lupinus sellulus var. ursinus Charles L. Hitchcock, James S. Martin 1939-7-9 Hitchcock 5323 Siskiyou 1/2 mi se of king's castle, marble mtns. In decomposing marble. 1829 Comment
  HSC14941  Lupinus shockleyi C. L. Hitchcock, C. V. Muhlick 1964-3-20 23176 San Diego Vallecito Creek near union with Carrizo Creek Comment
  RSA184232  Lupinus shockleyi C. Leo Hitchcock 1932-4-14 12251 San Bernardino 11 miles so. of Barstow. Comment
  SEINET12898715 Image available Lupinus shockleyi C. L. Hitchcock, C. V. Muhlick 1964-1 23176 Unknown Comment
  HSC14875  Lupinus sparsiflorus C. L. Hitchcock 1966-3-16 24186 Riverside About 5 mi. NE of Aguanga Comment
  UC1228585  Lupinus sparsiflorus C. L. Hitchcock and C. V. Muhlick 1962-3-16 22153 Riverside ca 12 mi se Corona (Temescal Canyon); Temescal Canyon Comment
  UC1287153  Lupinus sparsiflorus C. L. Hitchcock 1966-3-16 24186 Riverside about 5 mi ne Aguanga Comment
  UC1292300  Lupinus sparsiflorus C. L. Hitchcock and C. V. Muhlick 1964-3-22 23252 Riverside gravelly side canyon near s. entrance to Joshua National Monument (Joshua National Monumnet) Comment
  UC710889  Lupinus sparsiflorus C. L. Hitchcock 1940-3-29 5852 Riverside Sandy wash Cottonwood Springs (Cottonwood Springs) Comment
  UCD109478  Lupinus sparsiflorus C. L. Hitchcock 1966-3-16 24186 Riverside 5 miles n.e. of Aguanga. Comment
  POM266075  Lupinus subvexus var. transmontanus C. Leo Hitchcock 1940-5-24 6532 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills. Comment
  UCD109603  Lupinus succulentus C. L. Hitchcock 1966-3-15 24133 Orange 1/2 mile e. of Brea. Comment
  POM2616  Lupinus succulentus M. Hitchcock 1918-7-18 18 Los Angeles Van Nuys Comment
  POM266085  Lupinus succulentus C. Leo Hitchcock 1940-5-20 6480 Shasta 25 miles east of Redding. Comment
  SEINET12898822 Image available Lupinus succulentus C. L. Hitchcock 1940-1 6480 Unknown Comment
  SEINET3815702 Image available Lupinus truncatus C. L. Hitchcock 1940-4-12 6003 San Diego 10 mi. south of Warner's Hot Springs Comment
  UC865516  Lupinus truncatus C. L. Hitchcock 1940-4-12 6003 San Diego 10 mi s Warner's Hot Springs; s of Warner's Hot Springs Comment
  POM266058  Lupinus vallicola subsp. vallicola C. Leo Hitchcock 1940-5-17 6425 Shasta 3 mi.. e. off Redding. Comment
  UC722938  Luzula glabrata C. L. Hitchcock, J. S. Martin 1939-7-11 5419 Trinity ca 13 mi n Dedrick (e wall of Upper Canyon Creek Lake); Salmon-Trinity Alps, e wall Upper Canyon Creek Lake 2133 Comment
  CAS-BOT-BC231427  Lycium andersonii C. L. Hitchcock 1966-3-16 24189 Riverside About 5 miles n.e. of Aguanga Comment
  HSC21251  Lycium andersonii C. L. Hitchcock, C. V. Muhlick 1964-3-21 23214 Imperial 21 mi. N of Ogilby. Comment
  HSC21253  Lycium andersonii C. L. Hitchcock 1966-3-16 24189 Riverside About 5 mi. NE of Aguanga Comment
  HSC21254  Lycium andersonii C. L. Hitchcock, C. V. Muhlick 1964-3-24 23303 San Bernardino 0.25 mi. up the canyon from spring, Sheep Springs Canyon Comment
  POM184055  Lycium andersonii C. Leo Hitchcock 1932-4-16 12321 Inyo Canyon walls, Wildrose Canyon, Panamint Mts. Comment
  POM184637  Lycium andersonii C. Leo Hitchcock 1932-4-16 12299 Inyo Canyon walls, Wildrose Canyon, Panamint Mts. Comment
  UC495162  Lycium andersonii C. L. Hitchcock 1932-4-16 12299 Inyo Wildrose Canyon Panamint Mts. Comment
  POM184722  Lycium andersonii var. deserticola C. Leo Hitchcock 1932-4-7 12209 Riverside 5 miles S of Cottonwood Springs, East Riverside County. Comment
  POM184748  Lycium cooperi C. Leo Hitchcock 1932-4-8 12217 Riverside 1 mile west of Cottonwood Springs. Comment
  RSA25418  Lycium cooperi C. Leo Hitchcock 1940-4-30 6237 Inyo 4 miles west of Lone Pine. Comment
  HSC21261  Lycium pallidum C. L. Hitchcock, C. V. Muhlick 1964-3-27 23333 Inyo E side Panamint Valley, along Stovepipe Well, Lone Pine Hwy. Comment
  HSC21259  Lycium pallidum var. oligospermum C. L. Hitchcock 1966-3-24 24383 Inyo W side of Daylight Pass, Death Valley National Monument, 10 mi. from Hwy. 190 Comment
  POM184076  Lycium pallidum var. oligospermum C. Leo Hitchcock 1932-4-15 12284 San Bernardino 4 miles north of Trona, Mohave Desert. Comment
  POM184354  Lycium torreyi C. Leo Hitchcock 1932-4-7 12196 Riverside 4 mi.S. E. of Blythe, eastern Riverside Co. Comment
  UC884603  Lycium torreyi C. L. Hitchcock 1940-4-14 6052 San Bernardino 10 mi sw Barstow (along Mojave River); Mojave River Comment
  UC872896  Lythrum hyssopifolia C. L. Hitchcock 1940-5-12 6364 San Joaquin 3 mi s of Galt 16 Comment
  GH414723  Madia yosemitana C. L. Hitchcock 1940-5-14 6394 Unknown Meier Ranch, ca. 6 miles north of Colfax 685 Comment
  POM260013  Maianthemum racemosum subsp. amplexicaule C. L. Hitchcock 1940-5-27 6681 Modoc 15 miles northeast of Alturas. 1616 Comment
  HSC15893  Maianthemum stellatum C. L. Hitchcock 1940-5-24 6577 Shasta Hat Creek, 20 mi. W of Fall River Mills Comment
  POM260103  Maianthemum stellatum C. L. Hitchcock 1940-5-24 6577 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills. Comment
  POM2947  Malacothamnus fasciculatus M. Hitchcock 1918-7-3 25 Los Angeles San Fernando Side of Topango [Topanga] Canyon Road. Comment
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May 29 2014
  RSA0074171  Malacothamnus fasciculatus C. L. Hitchcock 1929-5-16 s.n. San Diego San Onofre Canyon. 198 Comment
  HSC5999  Malacothrix californica C. L. Hitchcock 1966-3-21 24329 Riverside About 15 mi. S of Rice, on dirt road to Blythe. Comment
  CAS-BOT-BC345473  Malacothrix coulteri C. L. Hitchcock 1940-4-19 6122 Inyo 1 1/2 miles east of Salsberry Pass, Death Valley 914 Comment
  POM184088  Malacothrix coulteri C. L. Hitchcock 1932-4-15 12266 San Bernardino 28 miles south of Trona Comment
  CAS-BOT-BC347681  Malacothrix glabrata C. L. Hitchcock 1940-4-3 5929 Riverside 1 1/2 mi. northeast of Cottonwood Spring along 29 Palms Road, Joshua Tree Nat. Monument Comment
  UC494757  Malacothrix glabrata C. L. Hitchcock 1932-4-7 12212 Riverside 5 mi s Cottonwood Springs Comment
  UC831117  Malacothrix glabrata C. L. Hitchcock 1940-3-23 5835 Kern Red Rock Canyon Comment
  HSC7012  Marah macrocarpa C. L. Hitchcock, C. V. Muhlick 1964-3-17 23085 Riverside 8 mi. SE of Corona, along road to Elsinore Comment
  POM27214  Marah macrocarpa C. L. Hitchcock 1940-4-8 6000 San Diego 2 mi. west of Boulevard. Comment
  UC890400  Marah macrocarpa C. L. Hitchcock 1940-4-8 6000 San Diego 2 mi w Boulevard Comment
  CAS-BOT-BC216181  Marina parryi C. L. Hitchcock 1966-3-21 s.n. Riverside Mule Mts., 20 mi. s.w. of Blythe, in wash Comment
  POM184542  Marina parryi C. Leo Hitchcock 1932-4-7 12205 Riverside Corn Springs. Comment
  POM184551  Marina parryi C. Leo Hitchcock 1932-4-7 12194 Imperial 6 miles north of Midway Well, eastern. Comment
  UC1287111  Marina parryi C. L. Hitchcock 1966-3-21 24327 Riverside 20 mi sw Blythe; Mule Mts. Comment
  UCD106740  Marina parryi C. L. Hitchcock 1966-3-21 24327 Riverside Mule Mts., 20 mi. s.w. of Blythe. Comment
  HSC14229  Marrubium vulgare C. L. Hitchcock, C. V. Muhlick 1964-3-17 23073 Orange 8 mi. E of Yorba Linda, Santa Ana Canyon. Comment
  POM259987  Marrubium vulgare C. L. Hitchcock 1940-5-25 6583 Shasta Below Pit Dam, Power Plant, 2 miles west of Fall River Mills. 1341 Comment
  POM260080  Medicago polymorpha C. Leo Hitchcock 1940-5-15 6420 Nevada Ca. 10 miles west of Grass Valley. 610 Comment
  SEINET7296134 Image available Melica altissima A. S. Hitchcock 1908-1 3163 Unknown Mt. Tallac, Lake Tahoe; East shore of of Fallen Leaf Lake 2134 Comment
  GH360215  Melica aristata A. S. Hitchcock 1915-07-21 - 1915-07-22 1133 Unknown Yosemite National Park, Tenaya Trail Comment
  SEINET10599305  Melica aristata A. S. Hitchcock 1915-7-21 Hitchcock 1133 Unknown Tenaya Trail, Yosemite National Park. Open pine and oak woods. Comment
  SEINET7298001 Image available Melica bulbosa A. S. Hitchcock 1908-1 3153 Unknown Mt. Tallac, Lake Tahoe 2134 Comment
  GH360317  Melica harfordii C. L. Hitchcock & J. S. Martin 1939-7-9 5311 Unknown between King's Castle and Black Mt., west side of ridge 1828 Comment
  GH360318  Melica harfordii A. S. Hitchcock 1915-07-14 - 1915-07-16 1130 Unknown Sherwood Comment
  RSA26994  Melica harfordii C. L. Hitchcock 1940-5-20 6474 Shasta 25 miles east of Redding. Comment
  SEINET188141 Image available Melica harfordii C. L. Hitchcock 1940-5-20 6474 Shasta 25 miles east of Redding. Comment
  UC818857  Melica harfordii C. L. Hitchcock 1940-5-20 6474 Shasta 25 mi e Redding Comment
  CAS-BOT-BC281594  Melica imperfecta C. L. Hitchcock 1964-3-17 23071 Orange 8 miles E of Yorba Linda, Santa Ana Canyon Comment
  RSA27236  Melica imperfecta C. L. Hitchcock 1940-4-12 6042 Riverside 8 mi. northwest of Elsinore 457 Comment
  UC1146070  Melica imperfecta C. L. Hitchcock and C. V. Muhlick 1964-3-17 23101 Riverside 3 mi se Glen Ivy Hot Springs Comment
  UC818861  Melica imperfecta C. L. Hitchcock 1940-4-8 6001 San Diego 2 mi w Boulevard Comment
  A401294  Menodora spinescens C. L. Hitchcock 1932-4-17 12335 Unknown Dante's View 1524 Comment
  CAS-BOT-BC384296  Menodora spinescens C. L. Hitchcock 1940-4-20 6155 San Bernardino Kingston Mts. 10 miles northwest of Kingston 1219 Comment
  POM184201  Mentzelia albicaulis C. L. Hitchcock 1932-4-9 12238 San Bernardino 10 miles SE of Windmill Tank. Little San Bernardino Mountains. [county not specified] Comment
  UC872412  Mentzelia albicaulis C. L. Hitchcock 1940-4-19 6117 Inyo 1 1/2 mi e Salsberry Pass (Death Valley) 914 Comment
  UC494598  Mentzelia albicaulis C. L. Hitchcock 1932-4-17 12341 Inyo 10 m sw Shoshone (desert) Comment
  UC872450  Mentzelia congesta C. L. Hitchcock 1940-5-1 6265 Inyo ca 4 mi w Lone Pine Comment
  SEINET208167  Mentzelia dispersa C. L. Hitchcock 1940-5-27 6690 Modoc 15 miles northeast of Alturas. 1615 Comment
  UC872460  Mentzelia dispersa C. L. Hitchcock 1940-5-27 6690 Modoc 15 mi ne Alturas 1615 Comment
  RSA0121879  Mentzelia dispersa C. L. Hitchcock 1940-5-27 6690 Modoc 15 miles northeast of Alturas. 1616 Comment
  UCD117236  Mentzelia gracilenta C. L. Hitchcock 1966-3-24 24372 Inyo west side of Daylight Pass, Death Valley National Monument, about 10 miles from Highway 190. Comment
  HSC15870  Mentzelia involucrata C. L. Hitchcock, C. V. Muhlick 1964-3-20 23192 Imperial Along Hwy. S2, 7 mi. N of junction with Hwy. 80 Comment
  UC1292622  Mentzelia involucrata C. L. Hitchcock and C. V. Muhlick 1964-3-20 23192 Imperial 7 m n of junction with Highway 80 (along state highway S2.) Comment
  RSA25321  Mentzelia involucrata var. megalantha C. L. Hitchcock 1940-3-29 5855 Riverside Cottonwood Canyon, ca. 100 yards east of Spring. Comment
  HSC15876  Mentzelia longiloba C. L. Hitchcock 1966-3-19 24281 Imperial Between Yuma and Holtsville Comment
  UCD117381  Mentzelia multiflora C. L. Hitchcock 1966-3-19 24281 Imperial between Yuma and Holtsville. Comment
  UC496498  Mentzelia obscura C. L. Hitchcock 1932-4-15 12280 San Bernardino 4 m n Trona Comment
  RSA28004  Mentzelia reflexa C. L. Hitchcock 1940-4-17 6098 Inyo Bradbury Wells, South end of Death Valley. Comment
  UC872546  Mentzelia reflexa C. L. Hitchcock 1940-4-17 6098 Inyo south end Death Valley; Bradbury Wells Comment
  CAS-BOT-BC167642  Mentzelia veatchiana C. L. Hitchcock 1932-4-15 12280 San Bernardino 4 miles N. of Trona Comment
  CAS-BOT-BC170860  Mentzelia veatchiana C. L. Hitchcock 1932-4-17 12341 Inyo Desert 10 miles southwest of Shoshone Comment
  POM182284  Mentzelia veatchiana C. L. Hitchcock 1932-4-17 12341 Inyo 10 mi. S.W. of Shoshone. Comment
  RSA582339  Mentzelia veatchiana C. L. Hitchcock 1932-4-17 12341 Inyo 10 mi. S.W. of Shoshone. Comment
Read comments
Apr 10 2008
  GH420100  Mertensia oblongifolia C. L. Hitchcock 1940-5-27 6663 Unknown 15 mi. nw. of Alturas 1615 Comment
  RSA25343  Mertensia oblongifolia var. amoena C. L. Hitchcock 1940-5-27 6663 Modoc 12 miles NE of Alturas. 1616 Comment
  CAS-BOT-BC58779  Mertensia oblongifolia var. oblongifolia C. L. Hitchcock 1940-5-27 6663 Modoc 12 mi. NE of Alturas. 1615 Comment
  CAS-BOT-BC432856  Micranthes tolmiei C. L. Hitchcock; J. S. Martin 1939-7-11 5417 Trinity East wall of Upper Canyon Creek ca. 13 miles north of Dedrick, Salmon-Trinity Alps 2133 Comment
  SBBG27350  Micropus californicus C. L. Hitchcock 1940-5-17 6458 Shasta 3 mi E of Redding Comment
  UC886381  Mimulus angustatus C. L. Hitchcock 1940-5-14 6397 Placer ca. 6 mi n Colfax (Meier Ranch) 762 Comment
  RSA88153  Mimulus aurantiacus var. aurantiacus C. L. Hitchcock 1953-7-3 19966 Mendocino Bank beside Road about 5 miles N.E. of Rockport. Comment
  UC722294  Mimulus aurantiacus var. aurantiacus C. L. Hitchcock, J. S. Martin 1939-7-14 5439 Humboldt Shelter Cove Comment
  GH367107  Mimulus aurantiacus var. pubescens C. L. Hitchcock 1940-4-12 6044 Unknown 8 mi. northwest of Elsinore 457 Comment
  GH367190  Mimulus aurantiacus var. puniceus C. L. Hitchcock 1940-4-12 6004 Unknown 4 mi. south of Temecula Comment
  HSC20777  Mimulus aurantiacus var. puniceus C. L. Hitchcock, C. V. Muhlick 1964-3-17 23105 Riverside 10 mi. N of Pala, along road to Elsinore. Comment
  UC886279  Mimulus aurantiacus var. puniceus C. L. Hitchcock 1940-4-12 6004 San Diego 4 mi s Temecula Comment
  POM260307  Mimulus bicolor C. L. Hitchcock 1940-5-14 6398 Placer Meier Ranch, 6 miles north of Colfax. 762 Comment
  HSC20800  Mimulus bigelovii var. bigelovii C. L. Hitchcock, C. V. Muhlick 1964-3-20 23187 Imperial Along Hwy. S2, about 7 mi. N of jct. with Hwy. 80 Comment
  UC886113  Mimulus bigelovii var. bigelovii C. L. Hitchcock 1940-4-15 6066 San Bernardino Cave Springs Comment
  RSA258049  Mimulus breweri C. L. Hitchcock, J. S. Martin 1939-7-11 5384 Trinity Trinity Alps; shore of Upper Canyon Lake, 11 miles north of Dedrick. 1890 Comment
  UC722348  Mimulus breweri C. L. Hitchcock, J. S. Martin 1939-7-11 5384 Trinity 11 mi n Dedrick (w side of Upper Canyon Creek Lake); Salmon-Trinity Alps 1889 Comment
  SBBG27311  Mimulus guttatus C. L. Hitchcock 1940-5-24 6562 Shasta Hat Crk, W of Fall River Hills Comment
  POM259988  Mimulus guttatus C. L. Hitchcock 1940-5-24 6562 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  RSA27012  Mimulus kelloggii C. L. Hitchcock 1940-5-20 6501 Shasta 25 miles east of Redding. Comment
  UC886379  Mimulus layneae C. L. Hitchcock 1940-5-26 6607 Shasta ca. 12 mi n Fall River Mills 1371 Comment
  POM260010  Mimulus layneae C. L. Hitchcock 1940-5-26 6607 Shasta Lava beds ca. 12 mi. north of Fall River Mills on Fall River. 1372 Comment
  UC722669  Mimulus nanus var. nanus C. L. Hitchcock, J. S. Martin 1939-7-9 5318 Siskiyou between King's Castle and Black Mt. (w side of ridge) 1828 Comment
  CAS-BOT-BC9538  Mimulus rubellus C. L. Hitchcock 1940-4-30 6298 Mono 4 miles north of Bridgeport, Sierra foothills 1981 Comment
  RSA27401  Mimulus suksdorfii C. L. Hitchcock 1940-4-30 6298 Mono 4 miles north of Bridgeport, Sierra foothills. 1982 Comment
  RSA27965  Mimulus tricolor C. L. Hitchcock 1940-5-12 6367 San Joaquin 3 miles south of Galt. 16 Comment
  UC1228586  Mirabilis laevis var. crassifolia C. L. Hitchcock and C. V. Muhlick 1962-3-16 22148 Riverside Temescal Canyon, ca, 12 miles SE of Corona Comment
  CAS-BOT-BC434816  Mirabilis laevis var. retrorsa C. L. Hitchcock 1940-4-1 5906 Riverside 1 mi. below Cottonwood Springs, Joshua Tree National Monument. Comment
  UC851737  Mirabilis laevis var. retrorsa C. L. Hitchcock 1940-4-1 5906 Riverside 1 mi below Cottonwood Springs, Joshua Tree National Monument Comment
  UC1287001  Mirabilis laevis var. villosa C. L. Hitchcock 1966-3-20 24290 Imperial wash about 15 mi N of Ogilby on road to Blythe Comment
  UCD98207  Mirabilis laevis var. villosa C. L. Hitchcock 1966-3-16 24176 Riverside 1/4 mile w. of Aguanga. Comment
  POM184051  Mirabilis laevis var. villosa C. L. Hitchcock 1932-4-16 12316 Inyo Canyon walls, Wildrose Canyon, Panamint Mts. Comment
  POM184080  Mohavea breviflora C. Leo Hitchcock 1932-4-15 12274 San Bernardino 11 miles south of Trona. Comment
  UC1292578  Mohavea breviflora C. L. Hitchcock, C. V. Muhlick 1964-3-24 23291 San Bernardino Sheep Springs Canyon, (1/4 mi up canyon from spring) Sheep Springs Canyon Comment
  HSC20832  Mohavea confertiflora C. L. Hitchcock, C. V. Muhlick 1964-3-20 23195 Imperial Along Hwy. S2, about 7 mi. N of junction with Hwy. 80 Comment
  UCD124025  Mohavea confertiflora C. L. Hitchcock; C. V. Muhlick 1962-3-19 22245 Imperial 15 miles south of Palo Verde, on road to Midway Well. Comment
  UCD124026  Mohavea confertiflora C. L. Hitchcock 1966-3-21 24320 Imperial about 5 miles north of Milpitas Wash, 12 miles northwest of Blythe-Glamis Highway. Comment
  CAS-BOT-BC222174  Monardella odoratissima subsp. pallida C. L. Hitchcock; J. S. Martin 1939-7-6 5213 Siskiyou On Takilma-Happy Camp road 1676 Comment
  POM257708  Monardella odoratissima subsp. pallida C. L. Hitchcock, J. S. Martin 1939-7-6 5213 Siskiyou on Takilma-Happy Camp Road 1677 Comment
  CAS-BOT-BC314207  Monardella villosa subsp. villosa C. L. Hitchcock; J. S. Martin 1939-7-15 5446 Sonoma Cliffs below Bodega State Park. Comment
  SEINET3822997 Image available Monardella villosa subsp. villosa C. L. Hitchcock, J. S. Martin 1939-7-15 5446 Sonoma Cliffs below Bodega State Park Comment
  RSA26986  Monoptilon bellidiforme C. L. Hitchcock 1940-3-31 5880 Riverside 0.5 mile below Cottonwood Springs Comment
  CAS-BOT-BC349764  Monoptilon bellioides C. L. Hitchcock 1940-4-17 6101 Inyo Bradbury Wells, south end of Death Valley Comment
  HSC6036  Monoptilon bellioides C. L. Hitchcock 1966-3-20 24306 Imperial 20 mi. N of Ogilby, along road to Blythe Comment
Read comments
Mar 2 2013
  UC1287113  Monoptilon bellioides C. L. Hitchcock 1966-3-20 24306 Riverside 20 mi n Ogilby (along road to Blythe) Comment
Read comments
Mar 2 2013
  UCD134635  Monoptilon bellioides C. L. Hitchcock 1966-3-20 24306 Riverside 20 miles N of Ogilby, along road to Blythe. Comment
Read comments
Mar 1 2014
  CAS-BOT-BC197512  Montia fontana C. L. Hitchcock 1940-5-27 6697 Modoc 12 mi. NE of Alturas. 1615 Comment
  POM260459  Montia fontana C. L. Hitchcock 1940-5-27 6697 Modoc 12 miles NE of Alturas. 1616 Comment
  CAS-BOT-BC445208  Montia parvifolia C. L. Hitchcock; J. S. Martin 1939-7-7 5288 Siskiyou Sanger Peak 1780 Comment
  POM253654  Montia parvifolia C. L. Hitchcock 1939-7-7 5288 Siskiyou Sanger Peak. 1780 Comment
  UC722719  Montia parvifolia C. L. Hitchcock, J. S. Martin 1939-7-7 5288 Del Norte Sanger Peak 1780 Comment
  SEINET7296340 Image available Muhlenbergia andina A. S. Hitchcock 1908-1 3078 Shasta Castle Crag Comment
  POM254001  Muhlenbergia filiformis C. L. Hitchcock, J. S. Martin 1939-7-11 5402 Trinity South shore of Upper Canyon Creek Lake, 11 miles north of Dedrick, Salmon-Trinity Mountains. 1890 Comment
  UC927318  Muhlenbergia filiformis A. S. Hitchcock Jul 14 1913-Jul 16 1913 1328 Nevada grass land near Downer Lake; vicinity of Truckee Comment
  CAS-BOT-BC275234  Muhlenbergia microsperma C. L. Hitchcock; C. V. Muhlick 1964-3-18 23122 San Diego 19 miles E of Pala, along State Highway 76 Comment
  HSC10397  Muhlenbergia microsperma C. L. Hitchcock, C. V. Muhlick 1964-3-18 23122 San Diego 19 miles E of Pala, along State Highway 76. Comment
  HSC10398  Muhlenbergia microsperma C. L. Hitchcock, C. V. Muhlick 1964-3-21 23216 Imperial 30 mi. N of Ogilby Comment
  GH355858  Muhlenbergia montana C. L. Hitchcock & J. S. Martin 1939-7-11 5399 Unknown Trinity Co.: south shore of Upper Canyon Creek Lake, 11 mi. north of Dedrick, Salmon-Trinity Mts. 1889 Comment
  POM258474  Muhlenbergia montana C. L. Hitchcock, J. S. Martin 1939-7-11 5399 Trinity South shore of Upper Canyon Creek Lake, 11 miles north of Dedrick, Salmon-Trinity Mountains. 1890 Comment
  SEINET10827817  Muhlenbergia rigens A. S. Hitchcock 1915-7-29 Hitchcock 1384 Unknown Julian, Cleveland National Forest. Prairie near small stream. Comment
  UC1287145  Nama C. L. Hitchcock 1966-3-19 24283 Imperial open sandy desert 10 mi w El Centro; w of El Centro Comment
  UCD119561  Nama demissa var. demissa C. L. Hitchcock; C. V. Muhlick 1962-3-17 22183 San Diego Borrego State Park, near w. boundary. Comment
  RSA27404  Nama demissa var. deserti C. L. Hitchcock 1940-4-15 6064 San Bernardino Mojave Desert, Cave Spring. Comment
  RSA27707  Nama demissa var. deserti C. L. Hitchcock 1940-3-29 5866 Riverside Cottonwood Canyon, ca. 100 yards east of Spring. Comment
  RSA27045  Nama hispida var. spathulata C. L. Hitchcock 1940-4-4 5950 Riverside Pinto Basin. Comment
  UC1155964  Nassella pulchra C. L. Hitchcock 1966-3-15 24142 Orange hills 1 1/2 mi e Brea; Stearns Lease Comment
  POM266053  Nasturtium officinale C. L. Hitchcock 1940-5-24 6540 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  SEINET191879  Navarretia C. L. Hitchcock 1940-5-26 6600 Shasta 12 miles north of Fall River Mills 1372 Comment
  RSA27060  Navarretia intertexta C. L. Hitchcock 1940-5-17 6457 Shasta 3 miles east of Redding. 152 Comment
  CAS-BOT-BC230332  Navarretia leucocephala C. L. Hitchcock 1940-5-26 s.n. Shasta Near McArthur Comment
  UC1602110  Navarretia leucocephala subsp. minima C. L. Hitchcock 1940-5-27 6628 Shasta near McArthur Comment
  UC722931  Navarretia squarrosa C. L. Hitchcock and J. S. Martin 1939-7-15 5454 Mendocino 2 mi n Westport Comment
  HSC3867  Nemacladus orientalis C. L. Hitchcock 1966-3-23 24362 San Bernardino About 15 mi. S of Shoshone. Comment
  POM183563B  Nemacladus orientalis C. L. Hitchcock 1932-4-16 12308 Inyo 12 ,miles SW of Shoshone. Mojave Desert. Comment
  SEINET10461009  Nemacladus pinnatifidus Charles L. Hitchcock 1966-3-18 Hitchcock 24252 San Diego Road between Ocotillo Well and Aqua Caliente Hot Springs, 1 mile east of Anza-Borrego State Park Boundary Comment
  UC494430  Nemacladus rubescens C. L. Hitchcock 1932-4-14 12254 San Bernardino 11 mi s Barstow Comment
  POM183563A  Nemacladus rubescens var. tenuis C. L. Hitchcock 1932-4-16 12308 Inyo 12 ,miles SW of Shoshone. Mojave Desert. Comment
  UC1287084  Nemacladus tenuis C. L. Hitchcock 1966-3-18 24252 San Diego 1 mi e Anzo-Borrego State Park boundary (road between Ocotillo and Agua Caliente Hot Springs) Comment
Read comments
Jan 4 2017
  POM316901  Nemacladus tenuis var. aliformis C. L. Hitchcock 1932-4-17 12355 Inyo Bradbury Well. Comment
  POM260036  Nemophila heterophylla C. L. Hitchcock 1940-5-7 6321 Placer 1 mile west of Baxter. Comment
  SBBG29933  Nemophila heterophylla C. L. Hitchcock 1940-5-7 6321 Placer ca. 1 mi W of Baxter Comment
  UC880881  Nemophila heterophylla C. L. Hitchcock 1940-5-20 6482 Shasta 25 mi e Redding; e of Redding Comment
  POM260037  Nemophila heterophylla C. L. Hitchcock 1940-5-20 6482 Shasta 25 miles east of Redding. Comment
  HSC13591  Nemophila menziesii C. L. Hitchcock, C. V. Muhlick 1964-3-17 23081 Riverside 8 mi. SE of Corona, along road to Elsinore Comment
  RSA27403  Nemophila menziesii var. integrifolia C. L. Hitchcock 1940-4-9 5982 San Diego Laguna Mts., south-east about 20 miles of Cuyamaca Lake. 1829 Comment
  UC880935  Nemophila pedunculata C. L. Hitchcock 1940-5-27 6684 Modoc 15 mi ne Alturas; ne of Alturas 1615 Comment
  UC1292596  Nicotiana clevelandii C. L. Hitchcock and C. V. Muhlick 1964-3-20 23166 San Diego near Vallecito Creek junction with Carrizo Creek (Vallecito Creek); Vallecito Creek Comment
  HSC21272  Nicotiana glauca C. L. Hitchcock, C. V. Muhlick 1964-3-17 23059 Orange 8 mi. E of Yorba Linda, Santa Ana Canyon. Comment
  HSC21285  Nicotiana obtusifolia C. L. Hitchcock, C. V. Muhlick 1964-3-20 23193 Imperial Along Hwy. S2, about 7 mi. N of junction with Hwy. 80 Comment
  UC884672  Nicotiana obtusifolia C. L. Hitchcock 1940-4-16 6129 San Bernardino Cave Spring 1097 Comment
  UC884673  Nicotiana obtusifolia C. L. Hitchcock 1940-4-30 6249 Inyo 4 mi w Lone Pine Comment
  UC884674  Nicotiana obtusifolia C. L. Hitchcock 1940-3-31 5889 Riverside between Cottonwood Spring Pinto Basin Comment
  RSA25297  Nicotiana obtusifolia C. Leo Hitchcock 1930-4-30 6249 Inyo 4 mi. west of Lone Pine. Comment
  RSA25422  Nitrophila occidentalis C. L. Hitchcock 1940-4-17 6092 San Bernardino Saratoga Springs, Death Valley National Monument. Comment
  UC1292631  Nitrophila occidentalis C. L. Hitchcock and C. V. Muhlick 1964-3-24 23283 San Bernardino around margin pond; Death Valley National Monument, Saratoga Springs Comment
  CAS-BOT-BC60594  Noccaea fendleri subsp. glauca C. L. Hitchcock; J. S. Martin 1939-7-7 5278 Siskiyou Whiskey Lake, 0.5 mile above Camp Chicago, on Sanger Peak Trail. 1463 Comment
  RSA25108  Odontostomum hartwegii C. L. Hitchcock 1940-5-15 6415 Nevada Ca. 10 miles west of Grass Valley. 610 Comment
  CAS-BOT-BC171578  Oenothera cespitosa subsp. crinita C. L. Hitchcock 1932-4-17 12336 Inyo Dante's View 1524 Comment
  POM182306  Oenothera cespitosa subsp. crinita C. L. Hitchcock 1932-4-17 12336 Inyo Dante s View. 1524 Comment
  UC495181  Oenothera cespitosa subsp. crinita C. L. Hitchcock 1932-4-17 12336 Inyo Dante's View 1524 Comment
  HSC16474  Oenothera deltoides C. L. Hitchcock, C. V. Muhlick 1964-3-20 23169 San Diego Vallecito Creek near union with Carrizo Creek Comment
  HSC16475  Oenothera deltoides C. L. Hitchcock 1966-3-18 24242 San Diego Vallecito Wash, 10 mi. SE of Agua Caliente Hot Springs Comment
  POM249775  Oenothera elata subsp. hirsutissima C. L. Hitchcock, J. S. Martin 1939-7-24 5469 Mono 4 miles east of Tioga Pass 2134 Comment
  UC874023  Oenothera flava subsp. flava C. L. Hitchcock 1940-5-26 6642 Lassen overflow of river 1 mi w Bieber; Pitt River Comment
  HSC16534  Oenothera primiveris C. L. Hitchcock, C. V. Muhlick 1964-3-23 23271 San Bernardino E Edge of Twentynine Palms Comment
  HSC16535  Oenothera primiveris C. L. Hitchcock 1966-3-19 24284 Imperial Between Yuma and Holtsville Comment
  UC722120  Oenothera wolfii C. L. Hitchcock and J. S. Martin 1939-7-10 5343 Trinity ca 10 mi e Douglas City (gravel bank) 914 Comment
  CAS-BOT-BC427425  Oligomeris linifolia C. L. Hitchcock; C. V. Muhlick 1964-3-21 23229 Imperial About 15 miles n. of Glamis on road to Blythe Comment
  CAS-BOT-BC427495  Oligomeris linifolia C. L. Hitchcock 1966-3-17 24218 San Diego 4 miles s. of Ocotillo Well, e. San Diego Co. Comment
  HSC18254  Oligomeris linifolia C. L. Hitchcock, C. V. Muhlick 1964-3-21 23229 Imperial 15 mi. N of Glamis on road to Blythe Comment
  UC1372554  Oligomeris linifolia C. Leo Hitchcock 1970-3-18 25695 Imperial ca 8 mi n Winterhaven Comment
  HSC16691  Orobanche cooperi C. L. Hitchcock, C. V. Muhlick 1964-3-20 23186 Imperial Along Hwy. S2, 7 mi. N of junction with Hwy. 80 Comment
  UC887970  Orobanche cooperi C. L. Hitchcock 1940-4-4 5940 Riverside Pinto Basin Comment
  CAS-BOT-BC502866  Orobanche cooperi subsp. cooperi C. L. Hitchcock 1940-4-4 5940 Riverside Pinto Basin Comment
  GH362783  Orthilia secunda C. L. Hitchcock & J. S. Martin 1939-7-12 5359 Unknown 1 mile above Canyon Creek Meadows, 8 miles above Dedrick in Salmon-Trinity Alps 1524 Comment
  RSA87905  Orthocarpus lithospermoides C. Leo Hitchcock 1953-7-4 20019 Mendocino About 15 miles north of Covelo on road to Alderpoint. Comment
  SBBG26753  Osmorhiza berteroi C. L. Hitchcock 1940-5-20 6492 Shasta 25 mi E of Redding Comment
  CAS-BOT-BC423259  Oxystylis lutea C. L. Hitchcock 1932-4-17 12354 Inyo Bradbury Well, eastern Inyo County. Comment
  POM182139  Oxystylis lutea C. L. Hitchcock 1932-4-17 12354 Inyo Bradbury Well. Comment
  UC495345  Oxystylis lutea C. L. Hitchcock 1932-4-17 12354 Inyo eastern Inyo Co., Bradbury Well Comment
  RSA25318  Paeonia californica C. L. Hitchcock 1940-4-8 5995 San Diego 2 mi. west of Boulevard. Comment
  CAS-BOT-BC327936  Palafoxia arida C. L. Hitchcock 1940-3-29 5848 Riverside Ca. 12 mi E of Indio Comment
  RSA27576  Palafoxia arida var. arida C. L. Hitchcock 1940-3-29 5848 Riverside 12 miles east of Indio. Comment
  UC1228548  Palafoxia arida var. arida C. L. Hitchcock and C. V. Muhlick 1962-3-17 22196 San Diego near w border Borrego State Park Comment
  UC1287148  Palafoxia arida var. arida C. L. Hitchcock 1966-3-19 24287 Imperial edge of sand hills between Yuma and Holtsville Comment
  UC831416  Palafoxia arida var. arida C. L. Hitchcock 1940-3-29 5848 Riverside ca 12 mi e Indio Comment
  UCD134877  Palafoxia arida var. gigantea C. L. Hitchcock 1966-3-19 24287 Imperial between Yuma and Holtsville. Comment
  POM204618  Panicum acuminatum var. acuminatum A. S. Hitchcock 1915-7-13 527 Humboldt Eureka Comment
  POM260179  Panicum acuminatum var. acuminatum C. L. Hitchcock 1940-5-23 6528 Shasta 1/2 mile above Burney Falls Comment
  GH355588  Panicum capillare A. S. Hitchcock 1908-8-3 27 Unknown Castel Crag, Shasta County. Comment
  UC185988  Panicum capillare A. S. Hitchcock 1908-8-3 27 Shasta Castle Crag Comment
  SEINET10827023  Panicum capillare var. brevifolium A. S. Hitchcock 1908-8-3 Hitchcock 27 Shasta Castle Crag. Open moist ground. Comment
  GH23516  Panicum pacificum A. S. Hitchcock 1908-8-3 136 Unknown Castle Crag, in moist places in woods Comment
  NY381654  Panicum pacificum A. S. Hitchcock 1908-8-3 s.n. Shasta Castle Crag Comment
  CAS-BOT-BC274105  Pappostipa speciosa C. L. Hitchcock 1940-4-27 6209 a Inyo Darwin Springs Comment
  CAS-BOT-BC274186  Pappostipa speciosa C. L. Hitchcock 1940-4-12 6046 Riverside 8 mi. northwest of Elsinore 457 Comment
  SEINET188353  Pappostipa speciosa C. L. Hitchcock 1940-4-27 6209 Inyo Darwin Springs Comment
  HSC3747  Pectocarya heterocarpa C. L. Hitchcock 1966-3-21 24328 Riverside About 15 mi. S of Rice, on dirt road to Blythe. Comment
  UCD120121  Pectocarya heterocarpa C. L. Hitchcock; C. V. Muhlick 1962-3-17 22182 San Diego Borrego State Park, near western boundary. Comment
  HSC3748  Pectocarya linearis subsp. ferocula C. L. Hitchcock 1966-3-15 24150 Riverside 1 mi. E of Glen Ivy Hot Springs Comment
  UCD120125  Pectocarya linearis subsp. ferocula C. L. Hitchcock 1966-3-16 24180 Riverside 0.25 mile west of Aguanga. Comment
  UC1228552  Pectocarya penicillata C. L. Hitchcock and C. V. Muhlick 1962-3-16 22142 Riverside ca 8 mi se Corona; Temescal Canyon Comment
  UC1287156  Pectocarya recurvata C. L. Hitchcock 1966-3-16 24180 Riverside 1/4 mi w Aguanga Comment
  UC882271  Pectocarya setosa C. L. Hitchcock 1940-4-2 5910 Riverside Joshua Tree National Monument, Cottonwood Springs wash Comment
  POM257744  Pedicularis contorta C. Leo Hitchcock, J. S. Martin 1939-7-11 5387 Trinity Trinity Alps; shore of Upper Canyon Lake, 11 miles north of Dedrick. 1890 Comment
  UC886635  Pedicularis densiflora C. L. Hitchcock 1940-5-17 6466 Shasta 3 mi e of Redding 152 Comment
  RSA25155  Pellaea mucronata var. mucronata C. L. Hitchcock 1940-4-12 6043 Riverside 8 mi. northwest of Elsinore 457 Comment
  UC1292672  Pellaea mucronata var. mucronata C. L. Hitchcock and C. V. Muhlick 1964-3-18 23117 San Diego 19 mi e of Pala (along State Hwy 76) Comment
  UC886817  Penstemon azureus var. azureus C. L. Hitchcock 1940-5-20 6504 Shasta 25 mi e Redding; e of Redding Comment
  NY571173  Penstemon azureus var. azureus C. L. Hitchcock 1939-7-6 5230 Siskiyou Peak above and north of Divide of Siskiyou Mountains, on Takilma-Happy Camp road. 1828.8 Comment
  NY571174  Penstemon azureus var. azureus C. L. Hitchcock 1939-7-12 5351 Trinity 6 miles above Dietrich on Canyon Creek Trail, Salmon-Trinity Alps 1219.2 Comment
  NY583864  Penstemon centranthifolius C. L. Hitchcock 1940-4-12 6008 San Diego 10 miles south of Warner's Hot Springs Comment
  CAS-BOT-BC265297  Penstemon davidsonii var. davidsonii C. L. Hitchcock; J. S. Martin 1939-7-7 5292 Del Norte Sanger Peak 1780 Comment
  UC886953  Penstemon deustus var. pedicellatus C. L. Hitchcock 1940-5-23 6512 Shasta ca 1/4 mi s Burney Falls; s of Burney Falls Comment
  NY591806  Penstemon deustus var. pedicellatus C. L. Hitchcock 1940-5-23 6512 Shasta Above Burney Falls, 1 mile north of Burney. Comment
  NY604565  Penstemon laetus var. sagittatus C. L. Hitchcock 1939-7-6 5210 Siskiyou On Takilma-Happy Camp road 1676.4 Comment
  UC887181  Penstemon neotericus C. L. Hitchcock 1940-5-23 6508 Shasta 7 mi w Burney; w of Burney Comment
  UC722728  Penstemon newberryi var. berryi C. L. Hitchcock, J. S. Martin 1939-7-11 5411 Trinity 10 mi W of Dedrick (Lower Canyon Creek Lake); Salmon-Trinity Alps 1889 Comment
  RSA27953  Penstemon palmeri C. Leo Hitchcock 1940-4-20 6135 San Bernardino Northeast part of county 1/2 mile below Horse Springs, Desert Canyon. 1220 Comment
  UC722729  Penstemon parvulus C. L. Hitchcock and J. S. Martin 1939-7-12 5351 Trinity 6 mi n Dedrick (on Canyon Creek trail); Salmon-Trinity Alps Comment
  LA209560  Penstemon procerus C. L. Hitchcock; J. S. Martin 1939-7-12 5351 a Trinity Salmon-Trinity Alps, 6 mi N of Dedrick on Canyon Creek Trail Comment
  POM258349  Penstemon procerus subsp. brachyanthus C. Leo Hitchcock, J. S. Martin 1939-7-12 5351 -a Trinity 6 miles N of Dedrick on Canyon Creek Trail. Salmon-Trinity Alps. Comment
  UC722366  Penstemon procerus var. brachyanthus C. L. Hitchcock and J. S. Martin 1939-7-12 5351 a Trinity 6 mi n Dedrick (on Canyon Creek trail); Salmon-Trinity Alps Comment
  RSA87903  Penstemon rattanii subsp. rattanii C. Leo Hitchcock 1953-7-2 19959 Del Norte Road cut above old sawmill about 6 miles west of Patrick Creek, up Patrick Creek. Comment
  NY650133  Penstemon roezlii C. L. Hitchcock 1940-5-27 6651 Modoc 9 miles northeast of Alturas 1402.1 Comment
  NY650134  Penstemon roezlii C. L. Hitchcock 1940-5-27 6672 Modoc 15 miles northeast of Alturas 1615.4 Comment
  RSA27979  Penstemon roezlii C. Leo Hitchcock 1940-5-27 6651 Modoc 9 miles northeast of Alturas. 1402 Comment
  UC887105  Penstemon roezlii C. L. Hitchcock 1940-5-28 6719 Modoc 15 mi n Alturas ((near Surprise)); n of Alturas (near Surprise) 1402 Comment
  SBBG27140  Penstemon roezlii C. L. Hitchcock 1940-5-28 6719 Modoc 15 mi N of Alturas (near Surprise) 1402 Comment
  NY650758  Penstemon rupicola C. L. Hitchcock 1939-7-7 5292 Del Norte Sanger Peak, just near state line 13 miles south of Takilma, Oregon 1780.0 Comment
  NY650759  Penstemon rupicola C. L. Hitchcock 1939-7-7 5292 Del Norte Sanger Peak 1780.0 Comment
  UC722171  Penstemon rupicola C. L. Hitchcock, J. S. Martin 1939-7-7 5292 Siskiyou Sanger Peak Comment
  NY650761  Penstemon rupicola C. L. Hitchcock 1939-7-6 5231 Siskiyou Peak above and north of Divide of Siskiyou Mountains, California on Takilma-Happy Camp road. 1828.8 Comment
  CAS-BOT-BC245485  Penstemon rydbergii var. oreocharis C. L. Hitchcock 1940-5-28 6726 Modoc 15 mi. N of Alturas (near Surprise). 1402 Comment
  POM260366  Penstemon rydbergii var. oreocharis C. Leo Hitchcock 1940-5-28 6726 Modoc 15 miles N of Alturas. 1402 Comment
  POM253619  Penstemon sonomensis C. Leo Hitchcock 1939-7-6 5231 Siskiyou Peak above and N of Divide of Siskiyou Mts, Takilma Happy Camp road. 1829 Comment
  POM257614  Penstemon sonomensis C. Leo Hitchcock, J. S. Martin 1939-7-7 5292 Siskiyou Sanger Peak. 1780 Comment
  SBBG26833  Penstemon speciosus C. L. Hitchcock 1940-5-27 6666 Modoc 15 mi NE of Alturas 1615 Comment
  UC887337  Penstemon speciosus C. L. Hitchcock 1940-5-27 6666 Modoc 15 mi ne Alturas (on sagebrush knoll); ne of Alturas 1615 Comment
  POM250160  Penstemon speciosus C. Leo Hitchcock 1940-5-24 6563 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  CAS-BOT-BC239681  Penstemon utahensis C. L. Hitchcock 1940-4-20 6142 San Bernardino Kingston Mts., 10 mi. nw. of Kingston, Northeastern San Bernardino County 1219 Comment
  NY762861  Penstemon utahensis C. L. Hitchcock 1940-4-20 6142 San Bernardino Kingston Mountains, 10 miles northwest of Kingston 1219.2 Comment
  CAS-BOT-BC77503  Peritoma arborea var. angustata C. L. Hitchcock 1966-3-21 24335 San Bernardino 40 mi. S. of Amboy, at summit of pass through Sheep Hole Mts. Comment
  HSC6048  Perityle emoryi C. L. Hitchcock 1966-3-22 24343 San Bernardino About 20 mi. SW of Baker, along highway to Barstow Comment
  SEINET188364  Perityle emoryi C. L. Hitchcock 1940-3-31 5893 Riverside Between Cottonwood Spring and Pinto Basin. Comment
  UC1287150  Perityle emoryi C. L. Hitchcock 1966-3-20 24293 Imperial about 15 mi n Ogilby (along rd to Blythe) Comment
  UCD134896  Perityle emoryi C. L. Hitchcock 1966-3-22 24343 San Bernardino About 20 miles southwest of Baker, along highway to Barstow. Comment
  UCD134898  Perityle emoryi C. L. Hitchcock 1966-3-20 24293 Imperial about 15 miles north of Ogilby along road to Blythe. Comment
  RSA27430  Phacelia ambigua C. L. Hitchcock 1940-3-30 5877 Riverside Cottonwood Spring. Comment
  POM184349  Phacelia ambigua C. L. Hitchcock 1932-4-16 12324 Inyo Emigrant Pass Comment
  UC722214  Phacelia bolanderi C. L. Hitchcock and J. S. Martin 1939-7-14 5431 Mendocino 20 mi n Rockport Comment
  HSC13691  Phacelia calthifolia C. L. Hitchcock 1966-3-22 24348 San Bernardino Sheep Spring, 6 mi. E of Saratoga Springs Comment
  RSA25575  Phacelia calthifolia C. L. Hitchcock 1940-4-23 6186 Inyo Half way between Furnace Creek Inn and Dantes View, Death Valley. 610 Comment
  UC1292012  Phacelia calthifolia C. L. Hitchcock and C. V. Muhlick 1964-3-24 23301 San Bernardino 1/4 mi up canyon above spring; Sheep Springs Canyon Comment
  UC495356  Phacelia calthifolia C. L. Hitchcock 1932-4-17 12351 Inyo e Inyo Co. Bradbury Well Comment
  HSC13694  Phacelia campanularia subsp. vasiformis C. L. Hitchcock, C. V. Muhlick 1964-3-22 23245 Riverside Side canyon near S entrance to Joshua Tree National Monument Comment
  POM184736  Phacelia campanularia subsp. vasiformis C. L. Hitchcock 1932-4-9 12230 Riverside White tanks, eastern Riverside. Comment
  UC1242711  Phacelia campanularia subsp. vasiformis C. L. Hitchcock and C. V. Muhlick 1962-3-16 22147 Riverside ca 12 mi se Corona; Temescal Canyon Comment
  UC881002  Phacelia campanularia subsp. vasiformis C. L. Hitchcock 1940-3-29 5862 Riverside ca 100 yds e Spring; Cottonwood Canyon Comment
  HSC13709  Phacelia cicutaria var. hispida C. L. Hitchcock 1966-3-15 24156 Riverside 1 mi. E of Glen Ivy Hot Springs Comment
  UC1287099  Phacelia cicutaria var. hispida C. L. Hitchcock 1966-3-15 24156 Riverside 1 mi e Glen Ivy Hot Springs Comment
  UC881077  Phacelia cicutaria var. hispida C. L. Hitchcock 1940-4-12 6040 Riverside 8 mi nw Elsinore 457 Comment
  HSC13635  Phacelia crenulata C. L. Hitchcock, C. V. Muhlick 1964-3-24 23297 San Bernardino 0.25 mi. up the canyon from spring, Sheep Springs Canyon Comment
  UC1242704  Phacelia crenulata var. ambigua C. L. Hitchcock and C. V. Muhlick 1962-3-19 22247 Imperial on road to Midway Well 15 mi s Palo Verde (desert wash in mts.) Comment
  UC1287157  Phacelia crenulata var. ambigua C. L. Hitchcock 1966-3-16 24210 Riverside along Palms to Pines Hwy 4 mi s Palm Desert 609 Comment
  UC1292011  Phacelia crenulata var. ambigua C. L. Hitchcock and C. V. Muhlick 1964-3-21 23225 Imperial about 15 mi n Glamis (on road to Blythe) Comment
  UC881052  Phacelia crenulata var. ambigua C. L. Hitchcock 1940-3-30 5877 Riverside Cottonwood Spring Comment
  UC881053  Phacelia crenulata var. ambigua C. L. Hitchcock 1940-4-16 6127 San Bernardino Cave Spring, Lower Sonoran Zone Comment
  NY1052337  Phacelia curvipes C. L. Hitchcock 1940-4-30 6288 Inyo On highway 395; 10 miles north of Bishop Comment
  UC881065  Phacelia curvipes C. L. Hitchcock 1940-4-30 8288 Inyo on Hwy 395 10 mi n Bishop Comment
  HSC13698  Phacelia distans C. L. Hitchcock, C. V. Muhlick 1964-3-17 23090 Riverside 1/2 mi. SE of Glen Ivy Hot Springs Comment
  RSA27410  Phacelia distans C. L. Hitchcock 1940-3-29 5858 Riverside Cottonwood Canyon, ca. 100 yards east of Spring. Comment
  UC881078  Phacelia distans C. L. Hitchcock 1940-4-30 6246 Inyo 4 mi w Lone Pine Comment
  HSC13643  Phacelia fremontii C. L. Hitchcock 1966-3-24 24371 Inyo W side of Daylight Pass, Death Valley National Monument, 10 mi. from Hwy. 190 Comment
  POM184229  Phacelia fremontii C. L. Hitchcock 1932-4-14 12253 San Bernardino 11 miles so. of Barstow. Comment
  RSA25574  Phacelia fremontii C. L. Hitchcock 1940-4-19 6120 Inyo Death Valley. 1.5 miles E of Salsberry Pass near Bradbury Well. 915 Comment
  UC881108  Phacelia fremontii C. L. Hitchcock 1940-4-20 6131 San Bernardino 1/2 mi below Horse Springs (ne part of county); Desert Canyon 1219 Comment
  UC722151  Phacelia heterophylla subsp. virgata C. L. Hitchcock and J. S. Martin 1939-7-10 5340 Trinity ca 10 mi e Douglas City 914 Comment
  UC909981  Phacelia heterophylla subsp. virgata C. L. Hitchcock 1940-5-20 6491 Shasta 25 mi e Redding (foothills of mts.) Comment
  UC881155  Phacelia humilis C. L. Hitchcock 1940-5-27 6678 Modoc 15 mi ne Alturas 1615 Comment
  UC881171  Phacelia linearis C. L. Hitchcock 1940-5-25 6587 Shasta below Pit Dam (2 mi w of Fall River Mills); Power Plant 1341 Comment
  UC1017762  Phacelia nemoralis subsp. oregonensis C. L. Hitchcock 1954-6-21 20214 Trinity 10 mi n Willow Creek Comment
  RSA27409  Phacelia pedicellata C. L. Hitchcock 1940-3-31 5887 Riverside Between Cottonwood Spring and Pinto Basin. Comment
  UC881054  Phacelia pedicellata C. L. Hitchcock 1940-4-23 6185 Inyo halfway between Furnace Creek and Dantes View; Death Valley 609 Comment
  UC722212  Phacelia procera C. L. Hitchcock and J. S. Martin 1939-7-6 5248 Siskiyou summit of mts. Siskiyou Mts. (on Takilma-Happy Camp road) 1676 Comment
  POM3700  Phacelia ramosissima var. latifolia M. Hitchcock 1918-7-28 19 Los Angeles Pacoima Canyon. Comment
  UCD120719  Phacelia tanacetifolia C. L. Hitchcock 1966-3-15 24147 Riverside 1 mi. e. of Glen Ivy Hot Springs. Comment
  UC494597  Phacelia vallis-mortae C. L. Hitchcock 1932-4-17 12343 Inyo 10 mi sw Shoshone Comment
  GH360557  Phalaris minor A. S. Hitchcock 1908-6-17 2567 Unknown Santa Barbara, Santa Barbara Comment
  GH360567  Phalaris paradoxa A. S. Hitchcock 1915-7-14 630 Unknown Wilits, along railway Comment
  SEINET10850100  Phalaris paradoxa A. S. Hitchcock 1915-7-14 Hitchcock 630 Mendocino Willits. By ditch along railway, with Avena fatua Comment
  SEINET10657444  Phleum alpinum A. S. Hitchcock 1915-7-16 Hitchcock 633 Unknown Fort Brag, Mendocino County. on moist sandy slope of cliff by sea, an unusual situation in this lattitude Comment
  CAS-BOT-BC197944  Phlox diffusa C. L. Hitchcock 1940-5-28 6730 Modoc Near Surprise, 15 mi. N of Alturas. Comment
  POM258057  Phlox diffusa subsp. diffusa C. L. Hitchcock, J. S. Martin 1939-7-7 5274 Siskiyou Whiskey Lake, 1/2 mile above Camp Chicago, on Sanger Peak Trail 1463 Comment
  POM181829  Phlox diffusa subsp. subcarinata C. L. Hitchcock 1928-5-26 s.n. Ventura Between Chule Vista Campground and the summit of Mt. Pinos. 2378 Comment
  UC879774  Phlox gracilis C. L. Hitchcock 1940-5-27 6685 Modoc 15 mi ne Alturas 1615 Comment
  RSA27670  Phlox rigida C. L. Hitchcock 1940-5-28 6730 Modoc 15 miles north of Alturas, (near Surprise). 1402 Comment
  RSA27426  Phoenicaulis cheiranthoides C. L. Hitchcock 1940-5-27 6673 Modoc 15 miles NE of Alturas. 1982 Comment
  HSC15304  Pholisma arenarium C. L. Hitchcock, C. V. Muhlick 1964-3-22 23269 Riverside W end of Pinto Basin, Joshua Tree National Monument. Comment
  UC1287235  Phoradendron californicum C. L. Hitchcock 1966-3-20 24291 Imperial ca. 15 mi. n. Ogilby (on rd. to Blythe) Comment
  UC848861  Phoradendron californicum C. L. Hitchcock 1940-4-2 5917 Riverside Joshua Tree Nat'l Monument, Cottonwood Spring wash Comment
  POM258999  Phyllodoce empetriformis C. L. Hitchcock, J. S. Martin, A. S. Hitchcock 1939-7-11 5379 Trinity West side of upper canyon Creek Lake, 11 miles north of Dedrick in Salmon-Trinity Alps. 1890 Comment
  UC722502  Phyllodoce empetriformis C. L. Hitchcock, J. S. Martin 1939-7-11 5379 Trinity 11 mi n of Dedrick (w side of upper Canyon Creek Lake, in Salmon-Trinity Alps); Salmon-Trinity Alps, Canyon Creek Lake 1889 Comment
  SEINET3290596 Image available Phyllospadix scouleri C. L. Hitchcock, J. S. Martin 1939-7-15 5452 Mendocino 2 miles north of westport Comment
  CAS-BOT-BC452000  Phyllospadix scouleri C. L. Hitchcock; J. S. Martin 1939-7-15 5452 Mendocino Beach 2 miles north of Westport Comment
  POM184546  Physalis crassifolia C. Leo Hitchcock 1932-4-7 12201 Riverside Corn Springs, Eastern Riverside. Comment
  RSA25151  Physalis crassifolia C. Leo Hitchcock 1940-3-31 5896 Riverside Between Cottonwood Spring and Pinto Basin. Comment
  UCD126801  Physalis crassifolia C. L. Hitchcock; C. V. Muhlick 1962-3-17 22200 San Diego near west boundary of Borrego State Park. Comment
  POM184048  Physalis crassifolia C. Leo Hitchcock 1932-4-16 12313 Inyo Wildrose Canyon. Panamint Mtns. Comment
  CAS-BOT-BC60791  Physaria tenella C. L. Hitchcock 1966-3-20 24309 Riverside About 30 miles north of Ogilby, along road to Blythe. Comment
  CAS-BOT-BC60792  Physaria tenella C. L. Hitchcock 1940-3-31 5881 Riverside Cottonwood Springs, 0.5 mile below Spring. Comment
  UCD116162  Physaria tenella C. L. Hitchcock 1966-3-20 24309 Riverside About 30 mi. n. of Ogilby, along rd. to Blythe. Comment
Read comments
Mar 2 2013
  LA6265  Picea breweriana C. L. Hitchcock; J. S. Martin 1939-7-11 5367 a Trinity between uypper and lower Canyon Creek Lake, 11 mi N of Dedrick in Salmon- Trinity Alps 1889 Comment
  SBBG28848  Plagiobothrys bracteatus C. L. Hitchcock 1940-5-7 6350 Placer ca. 1 mi W of Baxter Comment
  UC882301  Plagiobothrys bracteatus C. L. Hitchcock 1940-5-7 6350 Placer ca 1 mi w Baxter Comment
  SBBG28852  Plagiobothrys glyptocarpus C. L. Hitchcock 1940-5-23 6522 Shasta 5 mi E of Burney Falls Comment
  POM260097  Plagiobothrys scouleri var. hispidulus C. L. Hitchcock 1940-5-27 6686 Modoc 15 miles northeast of Alturas. 1616 Comment
  UC1228553  Plantago erecta C. L. Hitchcock and C. V. Muhlick 1962-3-16 22179 San Diego 0.5 mi e Pala Comment
  UC1287137  Plantago ovata C. L. Hitchcock 1966-3-18 24246 San Diego 10 mi se Agua Caliente Hot Springs; Vallecito Wash Comment
  UC1292633  Plantago ovata C. L. Hitchcock and C. V. Muhlick 1964-3-18 23137 San Diego Highway 78 junction with Borrego Springs road Comment
  UC494482  Plantago ovata C. L. Hitchcock 1932-4-15 12292 Inyo 11 mi sw Ballarat; Slate Range Comment
  SEINET8216608  Plantago ovata C. L. Hitchcock 1940-4-4 5952 Riverside Pinto Basin. Comment
  HSC16870  Plantago ovata var. fastigiata C. L. Hitchcock, C. V. Muhlick 1964-3-18 23137 San Diego Junction Borrego Springs Rd. with Hwy. 78 Comment
  POM266057  Plantago ovata var. fastigiata C. L. Hitchcock 1940-4-4 5952 Riverside Pinto Basin. Comment
  UCD124536  Plantago ovata var. fastigiata C. L. Hitchcock 1966-3-18 24246 San Diego Vallecito Wash, 10 mi. s.e. of Agua Caliente Hot Springs. Comment
  CAS-BOT-BC91884  Platystemon californicus C. L. Hitchcock; C. V. Muhlick 1962-3-16 22163 Riverside 5 miles southeast of Elsinore. Comment
  POM260454  Plectritis congesta subsp. brachystemon C. Leo Hitchcock 1940-5-26 6604 Lassen Lava beds ca 12 miles north of Fall River Mills (Shasta Co.) on Fall River. 1372 Comment
  RSA28005  Plectritis congesta subsp. brachystemon C. Leo Hitchcock 1940-5-25 6594 Shasta Below Pit Dam, Power Plant, 2 miles west of Fall River Mills. 1341 Comment
  SBBG26968  Plectritis macrocera C. L. Hitchcock 1940-5-24 6551 Shasta Hat Crk, ca. 20 mi W of Fall River Mills Comment
  POM260161  Plectritis macrocera subsp. grayi C. Leo Hitchcock 1940-5-24 6551 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  UC818424  Pleuraphis rigida C. L. Hitchcock 1940-4-20 6138 San Bernardino 4 mi below Horse Springs (ne part of county); below Horse Springs 914 Comment
  UC818425  Pleuraphis rigida C. L. Hitchcock 5934 Riverside along 29 Palms Road 1 1/2 mi ne Cottonwood Spring (Joshua Tree Nat. Monument); , ne of Cottonwood Spring Comment
Read comments
Nov 6 2011
  HSC5848  Pleurocoronis pluriseta C. L. Hitchcock, C. V. Muhlick 1964-3-25 23313 Inyo E side of Death Valley, opposite Midway Well Comment
  RSA25237  Pleurocoronis pluriseta C. L. Hitchcock 1940-4-27 6208 Inyo Darwin Springs. Comment
  UC1287060  Pleurocoronis pluriseta C. L. Hitchcock 1966-3-21 24339 San Bernardino about 40 mi s Amboy (at summit of pass through Sheep Hole Mts.); Sheep Hole Mts. Comment
Read comments
Jun 12 2009
  UC1292279  Pleurocoronis pluriseta C. L. Hitchcock and C. V. Muhlick 1964-3-24 23293 San Bernardino 0.25 up the canyon from the spring Sheep Springs Canyon Comment
  UC1292583  Pleurocoronis pluriseta C. L. Hitchcock and C. V. Muhlick 1964-3-22 23261 Riverside w end Pinto Basin; Joshua Tree National Monument, Pinto Basin Comment
  HSC6070  Pluchea sericea C. L. Hitchcock 1966-3-24 24381 Inyo At Klare Spring in Titus Canyon, Death Valley Ntional Monument Comment
  SEINET12888261 Image available Pluchea sericea C. L. Hitchcock, C. V. Muhlick 1964-1 23239 Unknown Comment
  POM253497  Poa C. L. Hitchcock, J. S. Martin 1939-7-11 5393 Trinity South shore of Upper Canyon Creek Lake, 11 mi. north of Dedrick, Salmon-Trinity Mts. 1890 Comment
  UC710912  Poa C. L. Hitchcock 1940-4-28 6258 Inyo 4 mi w Lone Pine Comment
  UCD92186  Poa C. L. Hitchcock 1940-4-28 6258 Inyo 4 miles west of Lone Pine. Comment
  UC926694  Poa bolanderi A. S. Hitchcock Jun 14 1913-Jun 16 1913 1200 Nevada vicinity of Truckee (woods near Downer Lake) Comment
  GH360661  Poa bolanderi A. S. Hitchcock 1913-07-14 - 1913-07-16 1200 Unknown Vicinity of Truckee, near Downer Lake Comment
  SEINET12888630 Image available Poa bolanderi A. S. Hitchcock 1913-1 1200 Unknown Comment
  SEINET188386 Image available Poa canbyi C. L. Hitchcock 1940-5-27 6634 Shasta Near McArthur Comment
  UC926034  Poa douglasii A. S. Hitchcock 1915-7-13 1238 Humboldt Eureka Comment
  GH360766  Poa macrantha A. S. Hitchcock 1915-7-13 1238 Unknown Eureka Comment
  SEINET12891658 Image available Poa nervosa A. S. Hitchcock 1913-1 1191 Unknown Comment
  SEINET10602244  Poa nevadensis Charles L. Hitchcock 1940-4-9 Hitchcock 5973 San Diego Meadow at North end of Cuyamaca Lake. 1372 Comment
  SEINET192008 Image available Poa scabrella C. L. Hitchcock 1940-4-16 6076 San Bernardino Cave Spring, Lower Sonoran Zone Comment
  SEINET10954316  Poa scabrella Charles L. Hitchcock 1932-1 Hitchcock 12247 San Bernardino Frequent in clumps of brush, 10 miles S. of Victorville. Comment
  CAS-BOT-BC255022  Poa secunda C. L. Hitchcock; J. S. Martin 1939-7-11 5393 Trinity S shore of Upper Canyon Creek Lake, 11 miles N of Dedrick, Salmon-Trinity Mountains 1889 Comment
  GH360991  Poa secunda C. L. Hitchcock 1940-4-16 6079 Unknown Cave Spring 1371 Comment
  GH360998  Poa secunda C. L. Hitchcock 1940-4-20 6139 Unknown northeast part of county 1/2 miles below Horse Springs, Desert Canyon 1219 Comment
  POM260284  Poa secunda C. L. Hitchcock 1940-5-27 6634 Shasta near McArthur Comment
  RSA27373  Poa secunda C. L. Hitchcock 1940-3-27 5817 Kern Red Rock Canyon, Kern County. Comment
  RSA582103  Poa secunda C. L. Hitchcock 1932-4-14 12247 San Bernardino 10 miles so. of Victorville. Comment
  SEINET191663 Image available Poa secunda C. L. Hitchcock 1940-4-28 6258 Inyo 4 miles wes of Lone Pine 427 Comment
  SEINET191664 Image available Poa secunda C. L. Hitchcock 1940-4-16 6079 San Bernardino Cave Spring, rocky canyon walls, Lower Sonoran Zone 1372 Comment
  SEINET191890 Image available Poa secunda C. L. Hitchcock 1940-4-20 6139 San Bernardino Northeast part of county 1/2 mile below Horse springs, Desert Canyon. 1219 Comment
  SEINET10602280  Poa secunda A. S. Hitchcock 1913-7-14 Hitchcock 1227 Unknown Vicinity of Truckee. Open sandy woods near Downer Lake. Comment
  SEINET10827602  Poa secunda Charles L. Hitchcock 1940-4-28 Hitchcock 6258 Inyo In low foothills of mountains. 4 miles west of Lone Pine. Comment
  SEINET10959728  Poa secunda A. S. Hitchcock 1913-7-14 Hitchcock 1201 Unknown Vicinity of Truckee. Rocky slope, Mount Lincoln. Comment
  SEINET12894135 Image available Poa secunda C. L. Hitchcock 1940-1 6732 Unknown Comment
  SEINET12894136 Image available Poa secunda C. L. Hitchcock 1932-1 12247 Unknown Comment
  SEINET12894141 Image available Poa secunda A. S. Hitchcock 1913-1 1203 Unknown Comment
  SEINET12894143 Image available Poa secunda A. S. Hitchcock 1913-1 1201 Unknown Comment
  CAS-BOT-BC236129  Poa secunda subsp. secunda C. L. Hitchcock 1940-3-27 5817 Kern Red Rock Canyon Comment
  CAS-BOT-BC247661  Poa secunda subsp. secunda C. L. Hitchcock 1940-5-27 6732 Modoc 12 mi. NE of Alturas. 1615 Comment
  CAS-BOT-BC247664  Poa secunda subsp. secunda C. L. Hitchcock 1940-5-28 6725 Modoc 15 mi. N of Alturas. 1402 Comment
  HSC10668  Poa secunda subsp. secunda C. L. Hitchcock 1940-5-27 6634 Shasta Near McArthur Comment
  UC710913  Poa secunda subsp. secunda C. L. Hitchcock 1940-4-16 6079 San Bernardino Cave Spring 1371 Comment
  UC821103  Poa secunda subsp. secunda C. L. Hitchcock 1940-4-16 6076 San Bernardino Cave Spring Comment
  UC821104  Poa secunda subsp. secunda C. L. Hitchcock 1940-3-27 5817 Kern Red Rock Canyon Comment
  UC926118  Poa secunda subsp. secunda A. S. Hitchcock Jul 14 1913-Jul 16 1913 1201 Nevada vicinity Truckee (Mt Lincoln) Comment
  UC926638  Poa wheeleri A. S. Hitchcock Jul 14 1913-Jul 16 1913 1191 Nevada vicinity Truckee (summit of Mt Lincoln) Comment
  UC926639  Poa wheeleri A. S. Hitchcock Jul 14 1913-Jul 16 1913 1190 Nevada vicinity of Truckee (summit of Mt Lincoln) Comment
  UC883698  Pogogyne zizyphoroides C. L. Hitchcock 1940-5-12 6361 San Joaquin 3 miles south of Galt 15 Comment
  POM258924  Polemonium pulcherrimum C. L. Hitchcock, J. S. Martin 1939-7-11 5396 Trinity West wall of Canyon Creek, 11 miles north of Dedrick in Trinity Alps 2439 Comment
  SEINET4335523 Image available Polemonium pulcherrimum C. L. Hitchcock, J. S. Martin 1939-7-11 5396 Trinity Canyon Creek, 11 mi. N of Dedrick in Trinity Alps 2438 Comment
  CAS-BOT-BC170351  Polygala cornuta var. cornuta C. L. Hitchcock; J. S. Martin 1939-7-10 5339 Trinity 2 mi. north of Dedrick, Salmon-Trinity Alps 914 Comment
  RSA259999  Polygonum bistortoides C. L. Hitchcock 1940-5-23 6527 Shasta ca. 1/2 mile south of Burney Falls. Comment
  HSC12125  Polypogon interruptus A. S. Hitchcock 1915-7-23 839 Humboldt Eureka Comment
  JEPS82380  Polypogon monspeliensis A. S. Hitchcock 1913-7-3 337 Santa Barbara Santa Barbara Comment
  SEINET192037 Image available Polypogon monspeliensis C. L. Hitchcock 1940-4-20 6199 Inyo Shoshone. Comment
  UC821215  Polypogon monspeliensis C. L. Hitchcock 1940-4-20 6199 Inyo Shoshone Comment
  GH361084  Polypogon monspeliensis A. S. Hitchcock 1913-7-3 337 Unknown Santa Barbara, near beach Comment
  NY833086  Potentilla millefolia C. L. Hitchcock 1940-4-30 6301 Mono 4 miles north of Bridgeport, Sierra foothills 1981 Comment
  POM260050  Potentilla millefolia C. Leo Hitchcock 1940-4-30 6301 Mono 4 miles north of Bridgeport, Sierra foothills. 1982 Comment
  SEINET188323  Potentilla millefolia C. L. Hitchcock 1940-4-30 6301 Mono 4 mi N of Bridgeport Sierra foothills 1981 Comment
  RSA26976  Prenanthella exigua C. L. Hitchcock 1940-4-30 6291 Inyo Mouth of Darwin Canyon. Comment
  UC829200  Prenanthella exigua C. L. Hitchcock 1940-4-30 6291 Inyo moth (sic) Darwin Falls; Darwin Falls (moth of [sic]) Comment
  GH424204  Primula suffrutescens C. L. Hitchcock & J. S. Martin 1939-7-11 5397 Unknown West wall of Canyon Creek, 11 mi. north of Dedrick in Trinity Alps 2438 Comment
  UC722293  Primula suffrutescens C. L. Hitchcock and J. S. Martin 1939-7-11 5397 Trinity 11 mi n Dedrick (in Trinity Alps, w wall of Canyon Creek); Trinity Alps, w wall of Canyon Creek 2438 Comment
  CAS-BOT-BC159815  Prunus andersonii C. L. Hitchcock 1940-4-30 6295 Mono 4 miles north of Bridgeport 1981 Comment
  POM184746  Prunus fasciculata C. Leo Hitchcock 1932-4-8 12219 Riverside 1 mile west of Cottonwood Springs. Comment
  RSA25423  Prunus fasciculata C. Leo Hitchcock 1940-4-2 5916 Riverside Cottonwood Spring wash, Joshua Tree National Monument. Comment
  UC861038  Prunus fasciculata C. L. Hitchcock 1940-4-2 5916 Riverside Cottonwood Spring, Joshua Tree National Monument Cottonwood Spring; Joshua Tree National Monument, Cottonwood Spring Comment
  RSA27379  Pseudostellaria jamesiana C. L. Hitchcock 1940-5-27 6679 Modoc 15 miles northeast of Alturas. 1616 Comment
  UC853137  Pseudostellaria jamesiana C. L. Hitchcock 1940-5-27 6679 Modoc 15 mi ne Alturas 1615 Comment
  A369150  Psorothamnus arborescens var. minutifolius C. L. Hitchcock 1940-4-26 6194 Unknown Town's pass, west side of Death Valley 1524 Comment
  UC495140  Psorothamnus arborescens var. minutifolius C. L. Hitchcock 1932-4-16 12326 Inyo Emigrant Pass Emigrant Pass (edge of wash) Comment
  UC863685  Psorothamnus arborescens var. minutifolius C. L. Hitchcock 1940-4-26 6194 Inyo Town's Pass , Town's Pass (w side Death Valley) 1524 Comment
  HSC14687  Psorothamnus emoryi C. L. Hitchcock 1966-3-17 24230 San Diego 6 mi. W of Ocotillo Well Comment
  HSC14688  Psorothamnus emoryi C. L. Hitchcock, C. V. Muhlick 1964-3-19 23156 Imperial 3 mi. S of Ocotillo Well, on the road to Fish Creek Comment
  POM259998  Ptelea baldwinii subsp. crenulata C. Leo Hitchcock 1940-5-20 6506 Shasta 25 miles east of Redding. Comment
  CAS-BOT-BC146422  Ptelea crenulata C. L. Hitchcock 1940-5-20 6506 Shasta 25 miles east of Redding Comment
  HSC17563  Pterostegia drymarioides C. L. Hitchcock, C. V. Muhlick 1964-3-17 23079 Riverside 8 mi. SE of Corona, along road to Elsinore Comment
  RSA27013  Pterostegia drymarioides C. L. Hitchcock 1940-4-1 5909 Riverside 1 mi. below Cottonwood Springs. Joshua Tree Nat. Monument. Comment
  UC1292598  Pterostegia drymarioides C. L. Hitchcock and C. V. Muhlick 1964-3-17 23079 Riverside 8 mi. s.e. Corona (along rd. to Elsinore) Comment
  UC850460  Pterostegia drymarioides C. L. Hitchcock 1940-4-1 5909 Riverside 1 mi. below Cottonwood Spring; Joshua Tree Nat'l Monument Comment
  GH362954  Pyrola dentata C. L. Hitchcock & J. S. Martin 1939-7-8 5301 Unknown ca. 15 miles north of Happy Camp on Happy Camp-Takilma Hiway 914 Comment
  UC722480  Pyrola picta C. L. Hitchcock, J. S. Martin 1939-7-8 5301 Siskiyou 15 mi n of Happy Camp (on Happy Camp-Takilma Highway); Happy Camp-Takilma Highway 914 Comment
  CAS-BOT-BC466308  Pyrola picta C. L. Hitchcock; J. S. Martin 1939-7-8 5301 Siskiyou 15 miles No of Happy Camp on Happy Camp--Takilma Hwy 914 Comment
  UC852296  Quercus X morehus C. L. Hitchcock 1940-5-25 6588 Shasta below Pit Dam (2 mi w of Fall River Mills); Power Plant 1341 Comment
  CAS-BOT-BC61794  Quercus agrifolia C. L. Hitchcock 1940-4-8 5998 San Diego 2 mi. west of Boulevard Comment
  HSC8118  Quercus berberidifolia C. L. Hitchcock, C. V. Muhlick 1964-3-17 23102 Riverside 10 mi. N of Pala, along road to Elsinore. Comment
  RSA25421  Quercus cornelius-mulleri C. L. Hitchcock 1940-4-8 5997 San Diego 2 mi. west of Boulevard. Comment
  UC847940  Quercus cornelius-mulleri C. L. Hitchcock 1940-4-8 5997 San Diego 2 mi w Boulevard Comment
  LA205376  Quercus vacciniifolia C. L. Hitchcock; J. S. Martin 1939-7-11 5368 Trinity E shore of Upper Canyon Creek Lake, 11 mi. N of Dedrick 1981 Comment
  UC722495  Quercus vacciniifolia C. L. Hitchcock and J. S. Martin 1939-7-11 5368 Trinity ca 11 mi n Dedrick (e shore of upper Canyon Creek Lake); Canyon Creek Lake 1981 Comment
  CAS-BOT-BC362621  Rafinesquia neomexicana C. L. Hitchcock 1940-4-2 5919 Riverside Cottonwood Spg. wash, Joshua Tree Nat. Monument Comment
  HSC6081  Rafinesquia neomexicana C. L. Hitchcock 1966-3-17 24223 San Diego 4 mi. S of Ocotillo Well Comment
  HSC6082  Rafinesquia neomexicana C. L. Hitchcock, C. V. Muhlick 1964-3-19 23159 Imperial 3 mi. S of Ocotillo Well, on the road to Fish Creek Comment
  UC1287074  Rafinesquia neomexicana C. L. Hitchcock 1966-3-17 24223 San Diego 4 mi s Ocotillo Well; e San Diego County Comment
Read comments
Dec 29 2009
  UCD135353  Rafinesquia neomexicana C. L. Hitchcock 1966-3-17 24223 San Diego Eastern part of county. 4 miles s. of Ocotillo Well. Comment
  RSA27049  Ranunculus aquatilis var. capillaceus C. L. Hitchcock 1940-5-28 6721 Modoc 15 miles north of Alturas, (near Surprise). 1402 Comment
  CAS-BOT-BC217272  Ranunculus aquatilis var. diffusus C. L. Hitchcock 1940-5-28 6721 Modoc 15 mi. N of Alturas (near Surprise). 1402 Comment
  POM260011  Ranunculus aquatilis var. harrisii C. L. Hitchcock 1940-5-28 6721 Modoc 15 miles north of Alturas, (near Surprise). 1402 Comment
  UC827913  Ranunculus occidentalis C. L. Hitchcock 1940-5-7 6312 Placer ca 1 mi w Baxter Comment
  UC827919  Ranunculus occidentalis C. L. Hitchcock 1940-5-27 6633 Shasta near McArthur Comment
  POM259995  Ranunculus occidentalis var. eisenii C. L. Hitchcock 1940-5-7 6312 Placer 1 mile west of Baxter. Comment
  POM265556  Ranunculus occidentalis var. eisenii C. L. Hitchcock 1940-5-27 6633 Shasta Near McArthur. Comment
  CAS-BOT-BC59938  Rhamnus crocea C. L. Hitchcock; C. V. Muhlick 1964-3-17 23094 Los Angeles 3 mi. se. of Glen Ivy Hot Springs. Comment
  CAS-BOT-BC55968  Rhamnus ilicifolia C. L. Hitchcock 1940-5-14 6371 Placer Meier Ranch, ca. 6 miles north of Colfax 762 Comment
  LA207844  Rhamnus rubra C. L. Hitchcock; 1940-5-17 6445 Shasta 3 mi E of Redding 152 Comment
  POM260027  Rhamnus rubra C. L. Hitchcock 1940-5-17 6445 Shasta Redding 152 Comment
  LA35329  Rhododendron columbianum C. L. Hitchcock; 1940-7-5 40- 96 k* Madera Shadow Lake 2666 Comment
  LA40924  Rhododendron columbianum C. L. Hitchcock; William Martin 1939-7-11 5373 Trinity 11 mi. N of Dedrick, E shore of upper Canyon Creek Lake 1981 Comment
  UC877119  Rhododendron occidentale C. L. Hitchcock 1940-5-14 6399 Placer 6 mi n of Colfax (Meier Ranch); Meier Ranch 762 Comment
  CAS-BOT-BC167970  Rhus ovata C. L. Hitchcock; C. V. Muhlick 1964-3-17 23098 Riverside 3 miles s.e. of Glen Ivy Hot Springs Comment
  UC869638  Rhus trilobata C. L. Hitchcock 1940-4-8 6026 San Diego 2 mi w Boulevard Comment
  RSA27973  Rhus trilobata var. pilosissima C. L. Hitchcock 1940-4-8 6026 San Diego 2 mi. west of Boulevard. Comment
  CAS-BOT-BC93071  Ribes californicum var. hesperium C. L. Hitchcock 1932-2-3 s.n. Los Angeles San Gabriel Mountains. Evey Canyon. North of Claremont. 518 Comment
  POM225101  Ribes californicum var. hesperium C. L. Hitchcock 1932-2-3 s.n. Los Angeles Evey Canyon, San Gabriel Mts., North of Claremont. 518 Comment
  CAS-BOT-BC173134  Ribes indecorum C. L. Hitchcock; C. V. Muhlick 1964-3-17 23111 Riverside 10 miles n. of Pala, along road to Elsinore Comment
  CAS-BOT-BC173139  Ribes indecorum C. L. Hitchcock; C. V. Muhlick 1964-3-17 23111 Riverside 10 miles n. of Pala, along road to Elsinore Comment
  HSC20371  Ribes indecorum C. L. Hitchcock, C. V. Muhlick 1964-3-17 23111 Riverside 10 mi. N of Pala along road to Elsinore Comment
  CAS-BOT-BC168852  Ribes inerme var. klamathense C. L. Hitchcock 1940-5-24 6559 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills Comment
  UC858518  Ribes inerme var. klamathense C. L. Hitchcock 1940-5-24 6559 Shasta ca. 20 mi w Fall River Mills; Hat Creek Comment
  RSA0021093  Ribes inerme var. klamathense C. L. Hitchcock 1940-5-24 6559 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills. Comment
  CAS-BOT-BC173869  Ribes velutinum C. L. Hitchcock 1940-5-1 6278 Inyo 12 miles west of Lone Pine, at base of Sierras 1676 Comment
  UC858619  Ribes velutinum C. L. Hitchcock 1940-5-1 6278 Inyo ca. 12 mi w Lone Pine (at base of Sierras); Sierras 1676 Comment
  CAS-BOT-BC225946  Ribes viscosissimum C. L. Hitchcock 1940-5-27 6694 Modoc 15 mi. NE of Alturas. 1615 Comment
  RSA0020908  Ribes viscosissimum C. L. Hitchcock 1940-5-27 6694 Modoc 15 miles NE of Alturas. 1616 Comment
  SBBG28021  Rigiopappus leptocladus C. L. Hitchcock 1940-5-24 6568 Shasta Hat Crk, W of Fall River Hills Comment
  UC829516  Rigiopappus leptocladus C. L. Hitchcock 1940-5-24 6568 Shasta ca 20 mi w Fall River Mills; Hat Creek Comment
  A346168  Rubus lasiococcus C. L. Hitchcock & J. S. Martin 1939-7-6 5222 Unknown On Takilma-Happy Camp road 1676 Comment
  UC850540  Rumex crispus C. L. Hitchcock 1940-4-27 6206 Inyo Darwin Springs Comment
  UC722995  Rumex salicifolius var. crassus C. L. Hitchcock and J. S. Martin 1939-7-14 5438 Humboldt Shelter Cove Comment
  UC814302  Ruppia cirrhosa C. L. Hitchcock 1940-4-24 6187 Inyo 15 mi s Furnace Creek (Badwater); Death Valley -84 Comment
  UC852703  Sagina saginoides C. L. Hitchcock 1940-5-27 6708 Modoc 15 mi. n.e. Alturas 1676 Comment
  A401574  Salazaria mexicana C. L. Hitchcock 1940-4-26 6204 Unknown Town's Pass, west side of Death Valley 1524 Comment
  HSC14317  Salazaria mexicana C. L. Hitchcock, C. V. Muhlick 1964-3-22 23249 Riverside Side canyon near S entrance to Joshua Tree National Monument Comment
  POM184543  Salazaria mexicana C. L. Hitchcock 1932-4-7 12204 Riverside Chuckwalla Mountains: Corn Springs. Comment
  RSA26966  Salazaria mexicana C. L. Hitchcock 1940-4-1 5905 Riverside 1 mi. below Cottonwood Springs. Joshua Tree Nat. Monument. Comment
  SEINET3825212 Image available Salazaria mexicana C. L. Hitchcock 1940-4-1 5905 Riverside 1 mile below Cottonwood Spring, Joshua Tree National Monument Comment
  UC883833  Salazaria mexicana C. L. Hitchcock 1940-4-1 5905 Riverside 1 mi below Cottonwood Springs (Joshua Tree National Monument); , below Cottonwood Springs Comment
  CAS-BOT-BC129744  Salix bonplandiana C. L. Hitchcock 1966-3-15 24153 Riverside 1 mi. e. of Glen Ivy Hot Springs Comment
  CAS-BOT-BC129747  Salix bonplandiana C. L. Hitchcock 1966-3-15 24153 Riverside 1 mi. e. of Glen Ivy Hot Springs Comment
  CAS-BOT-BC103920  Salix exigua C. L. Hitchcock; C. V. Muhlick 1964-3-24 23288 San Bernardino Sheep Springs Canyon Comment
  HSC19934  Salix exigua C. L. Hitchcock, C. V. Muhlick 1964-3-24 23288 San Bernardino 0.25 mi. S of the spring, Sheep Springs Canyon Comment
  POM202541  Salix exigua C. Leo Hitchcock 1932-4-16 12307 Inyo Wildrose Canyon, Panamint Mts. Comment
  UC846429  Salix exigua C. L. Hitchcock 1940-4-20 6134 San Bernardino 1/2 mi below Horse Springs; ne San Bernardino Co., Desert Canyon 1219 Comment
  UC1287122  Salix laevigata C. L. Hitchcock 1966-3-15 24153 Riverside 1 mi e Glen Ivy Hot Springs Comment
  A384148  Salix lasiandra C. L. Hitchcock 1940-5-27 6699 Unknown 12 miles northeast of Alturas 1615 Comment
  CAS-BOT-BC229686  Salix lasiandra subsp. caudata C. L. Hitchcock 1940-5-27 6699 Modoc 12 mi. NE of Alturas. 1615 Comment
  UC846605  Salix lasiandra var. lasiandra C. L. Hitchcock 1940-5-27 6699 Modoc 12 mi n.e. Alturas 1615 Comment
  A384498  Salix scouleriana C. L. Hitchcock 1940-5-1 6281 Unknown Mt. Whitney, ca. 12 miles west of Lone Pine Comment
  CAS-BOT-BC229837  Salix scouleriana C. L. Hitchcock 1940-5-27 6698 Modoc 15 mi. NE of Alturas. 1615 Comment
  GH384479  Salix scouleriana C. L. Hitchcock 1940-5-27 6698 Unknown along stream 15 mi. n.e. of Alturas 1615 Comment
  UC710871  Salix scouleriana C. L. Hitchcock 1940-5-27 6698 Modoc 15 mi. n.e. Alturas 1615 Comment
  RSA27034  Salvia apiana C. L. Hitchcock 1940-4-12 6045 Riverside 8 mi. northwest of Elsinore 457 Comment
  HSC14332  Salvia columbariae C. L. Hitchcock 1966-3-15 24155 Riverside 1 mi. E of Glen Ivy Hot Springs Comment
  RSA27006  Salvia columbariae C. L. Hitchcock 1940-4-19 6110 Inyo Death Valley National Monument, 1.5 miles west of Salsberry Pass. 915 Comment
  A403339  Salvia dorrii var. pilosa C. L. Hitchcock 1932-4-14 12248 Unknown 11 mi. So. of Barstow Comment
  CAS-BOT-BC226124  Salvia funerea C. L. Hitchcock 1966-3-24 24379 Inyo Near mouth of Titus Canyon, Death Valley Nat'l Monument Comment
  HSC14376  Salvia funerea C. L. Hitchcock 1966-3-24 24379 Inyo Near mouth of Titus Canyon, Death Valley National Monument Comment
  UCD125464  Salvia funerea C. L. Hitchcock; C. V. Muhlick 1962-3-22 2267 Inyo Titus Canyon, Death Valley National Monument. Comment
  A400920  Salvia mellifera C. L. Hitchcock 1940-4-12 6047 Unknown 8 mi. northwest of Elsinore 457 Comment
  CAS-BOT-BC229978  Salvia mellifera C. L. Hitchcock; C. V. Muhlick 1964-3-17 23066 Orange 8 miles e. of Yorba Linda, Santa Ana Canyon Comment
  HSC14360  Salvia mellifera C. L. Hitchcock 1966-3-16 24181 Riverside 0.25 mi. W of Aguanga Comment
  UC1287000  Salvia mellifera C. L. Hitchcock 1966-3-16 24181 Riverside 0.25 mi w Aguanga Comment
  CAS-BOT-BC223291  Sanicula bipinnatifida C. L. Hitchcock 1940-4-9 5988 San Diego Laguna Mts., south-east about 20 miles of Cuyamaca Lake 1828 Comment
  RSA27985  Sanicula bipinnatifida C. L. Hitchcock 1940-4-9 5988 San Diego Laguna Mts., south-east about 20 miles of Cuyamaca Lake. 1829 Comment
  UC858860  Saxifraga californica C. L. Hitchcock 1940-5-7 6345 Placer 1 mi w of Baxter Comment
  GH381147  Saxifraga ferruginea C. L. Hitchcock & J. S. Martin 1939-7-7 5287 Unknown Sanger Peak 1780 Comment
  POM253739  Saxifraga tolmiei C. L. Hitchcock, J. S. Martin 1939-7-11 5417 Trinity East wall of Upper Canyon Creek Lake, ca. 13 miles north of Dedrick, Salmon-Trinity Alps. 2134 Comment
  CAS-BOT-BC445881  Saxifragopsis fragarioides C. L. Hitchcock; J. S. Martin 1939-7-9 5316 a Siskiyou Between King's Castle and Black Mt., west side of ridge. 1828 Comment
  JEPS24978  Saxifragopsis fragarioides C. L. Hitchcock and J. S. Martin 1939-7-7 5285 Del Norte Sanger Peak 1780 Comment
  UC722724  Saxifragopsis fragarioides C. L. Hitchcock, J. S. Martin 1939-7-9 5316 a Siskiyou between King's Castle and Black Mountain 1828 Comment
  SEINET10597117  Schismus arabicus Charles L. Hitchcock, C. V. Muhlick 1962-3-16 Hitchcock 22139 Riverside Temescal Cayon, 8 mi SE of Corona, in open sandy wash. Comment
  CAS-BOT-BC243468  Schismus barbatus C. L. Hitchcock; C. V. Muhlick 1964-3-23 23275 San Bernardino At E. edge of Twentynine Palms Comment
  UC1146064  Schismus barbatus C. L. Hitchcock, C. V. Muhlick 1964-3-17 29093 Riverside 3 mi se of Glen Ivy Hot Springs Comment
  SEINET10658860  Schismus barbatus Charles L. Hitchcock, C. V. Muhlick 1964-3-17 Hitchcock 23093 Riverside 3 miles SE of Glen Ivy Hot Springs Comment
  SEINET3991557  Schoenolirion C. L. Hitchcock, J. S. Martin 1939-7-11 Trinity Upper Canyon Creek Lake 1890 Comment
  HSC7508  Schoenoplectus americanus C. L. Hitchcock, C. V. Muhlick 1964-3-24 23289 San Bernardino 0.25 mi. S of the spring, Sheep Springs Canyon Comment
  CAS-BOT-BC111084  Scirpus microcarpus C. L. Hitchcock 1940-5-24 6580 Shasta On Hat creek, ca. 20 miles west of Fall River Mills Comment
  UC852752  Scleranthus annuus subsp. annuus C. L. Hitchcock 1940-5-20 6473 Shasta 25 mi e Redding (foothills of mountains) Comment
  SEINET13947887 Image available Scutellaria californica C. L. Hitchcock 1953-1 20005 Mendocino Slopes about 4 miles W of covelo on Road ot Dos Rios, in oak woodland. Comment
  SBBG45099  Scutellaria siphocampyloides C. L. Hitchcock 1940-5-17 6451 Shasta 3 mi E of Redding 152 Comment
  POM259986  Scutellaria siphocampyloides A. S. Hitchcock 1940-5-17 6451 Shasta 3 miles east of Redding. 152 Comment
  POM260038  Scutellaria siphocampyloides C. L. Hitchcock 1940-5-20 6500 Shasta 25 miles east of Redding. Comment
  HSC921  Selaginella bigelovii C. L. Hitchcock, C. V. Muhlick 1964-3-18 23121 San Diego 19 mi. E of Pala, along Hwy. 76 Comment
  UC829681  Senecio aronicoides C. L. Hitchcock 1940-5-7 6337 Placer ca 1.0 mi w Baxter Comment
  RSA0013335  Senecio aronicoides C. L. Hitchcock 1940-5-7 6337 Placer 1 mile west of Baxter Comment
  CAS-BOT-BC363483  Senecio californicus C. L. Hitchcock 1966-3-16 24187 Riverside Hills about 5 miles n.e. of Aguanga Comment
  RSA27586  Senecio douglasii var. monoensis C. L. Hitchcock 1940-4-26 6188 Inyo Towne's Pass, west side of Death Valley 1524 Comment
  A427737  Senecio flaccidus var. monoensis C. L. Hitchcock 1932-4-16 12311 Unknown base of canyon walls, Wildrose Canyon, Panamint Mts. Comment
  CAS-BOT-BC340808  Senecio flaccidus var. monoensis C. L. Hitchcock 1940-4-26 6188 Inyo Town's Pass, west side of Death Valley 1524 Comment
  LA203935  Senecio flaccidus var. monoensis C. L. Hitchcock; 1940-4-5 5964 Riverside 3 mi. below Cottonwood Springs Comment
  SBBG28013  Senecio flaccidus var. monoensis C. L. Hitchcock 1940-4-15 6068 San Bernardino Cave Springs Comment
  UC831926  Senecio flaccidus var. monoensis C. L. Hitchcock 1940-4-26 6188 Inyo w side Death Valley (Town's Pass); w side Death Valley, Town's Pass 1524 Comment
  UC1292314  Senecio mohavensis C. L. Hitchcock and C. V. Muhlick 1964-3-24 23287 San Bernardino 1/4 mi s of the spring; Sheep Springs Canyon Comment
  CAS-BOT-BC364456  Senecio triangularis C. L. Hitchcock; J. S. Martin 1939-7-11 5385 Trinity West side of upper Canyon Creek Lake, 11 mi. north of Dedrick in Salmon-Trinity Alps 1889 Comment
  UC722747  Senecio triangularis C. L. Hitchcock and J. S. Martin 1939-7-6 5204 Siskiyou 2 mi within California boundary on Takilma- Happy Camp road; Siskiyou Mts. 1554 Comment
  RSA182148  Senna armata C. Leo Hitchcock 1932-4-17 12358 Inyo Bradbury Well. Comment
  SEINET5500057  Senna armata C. L. Hitchcock 1940-4-17 6100 Inyo Bradbury wells, south end of Death Valley Comment
  UC495350  Senna armata C. L. Hitchcock 1932-4-17 12358 Inyo canyon near Bradbury Well; e. Inyo Co. Comment
  UC863360  Senna armata C. L. Hitchcock 1940-4-17 6100 Inyo s. end Death Valley (Bradbury Wells); s. end Death Valley, Bradbury Wells Comment
  CAS-BOT-BC438213  Sesuvium verrucosum C. L. Hitchcock; C. V. Muhlick 1964-3-24 23284 San Bernardino At Saratoga Springs, Death Valley National Monument Comment
  HSC6904  Sibara deserti C. L. Hitchcock 1966-3-22 24346 San Bernardino Sheep Spring, 6 mi. S of Saratoga Springs Comment
  UCD115394  Sibara deserti C. L. Hitchcock 1966-3-22 24346 San Bernardino at Sheep Spring 6 miles south of Saratoga Springs. Comment
  UC1287061  Sibara rosulata C. L. Hitchcock 1966-3-22 24346 San Bernardino 6 mi s Saratoga Springs (Sheep Spring, ne San Bernardino County); rocky canyon wall at Sheep Spring Comment
  SJSU8500  Sidalcea asprella J. H. Hitchcock 1962-4-28 49 Amador by Hwy 104, 5 mi N of Ione 411 Comment
  UC1013146  Sidalcea asprella C. L. Hitchcock 1952-5-28 19537 Butte 6 mi w Forbestown (Oroville-Forbestown Road) Comment
  LA205919  Sidalcea asprella subsp. asprella C. L. Hitchcock; 1940-5-17 6448 Shasta 3 mi E of Redding 152 Comment
  UC871517  Sidalcea asprella subsp. nana C. L. Hitchcock 1940-5-14 6390 Placer ca 6 mi n Colfax (Meier Ranch); n of Colfax, Meier Ranch 762 Comment
  CAS-BOT-BC205495  Sidalcea covillei C. L. Hitchcock 1952-5-29 19542 Inyo 1 1/2 miles north of Lone Pine, about 200 yards to East of Highway Comment
  CAS-BOT-BC205496  Sidalcea covillei C. L. Hitchcock 1952-5-29 19542 Inyo 1 1/2 miles north of Lone Pine, about 200 yards to east of Highway Comment
  LA205931  Sidalcea covillei C. L. Hitchcock; 1952-5-29 19542 Inyo 1.5 mi. N of Lone Pine, about 200 yds. to E of highway Comment
  HSC16039  Sidalcea hirsuta C. L. Hitchcock 1940-5-17 6439 Shasta 3 mi. E of Redding 152 Comment
  RSA87517  Sidalcea malachroides C. L. Hitchcock 1952-6-5 s.n. Mendocino About 5 miles south of Westport. Comment
  SEINET11971670  Sidalcea malvaeflora var. hirsuta C. L. Hitchcock 1952-1 19549 San Diego about 8 mi E of Alpine, 0 25 mi W of Sweetwater River Comment
  CAS-BOT-BC205593  Sidalcea malviflora C. L. Hitchcock 1951-6-29 19513 Del Norte 1 mile north of Smith Riv. Comment
  CAS-BOT-BC205594  Sidalcea malviflora C. L. Hitchcock 1951-6-29 19513 Del Norte 1 mile north of Smith Riv. Comment
  GH420784  Sidalcea malviflora C. L. Hitchcock 1940-5-17 6448 Unknown 3 miles east of Redding 152 Comment
  RSA87996  Sidalcea malviflora C. L. Hitchcock 1952-6-4 19589 Mendocino About 5 miles N. of Gualala Comment
  SEINET8261856  Sidalcea malviflora C. L. Hitchcock 1952-5-31 19554 San Diego 1/4 mile east of Laguna Mountain Camp Ground. Comment
  RSA87487  Sidalcea malviflora subsp. asprella C. L. Hitchcock 1952-5-28 19538 Butte 1/4 mile E. of Forbestown. Comment
  RSA87488  Sidalcea malviflora subsp. asprella C. L. Hitchcock 1952-5-28 s.n. Butte Oroville-Forbestown Rd, 6 miles W. of Forbestown. Comment
  UC1013143  Sidalcea malviflora subsp. asprella C. L. Hitchcock 1952-6-30 19641 Siskiyou on road to Waldo 4 mi n Happy Camp; n of Happy Camp on rd to Waldo Comment
  UC1013145  Sidalcea malviflora subsp. asprella C. L. Hitchcock 1952-5-28 19536 Butte about 8 mi e Oroville (Oroville-Forbestown Road); e of Oroville, Oroville-Forbestown Road Comment
  UC871467  Sidalcea malviflora subsp. asprella C. L. Hitchcock 1940-5-17 6448 Shasta 3 mi e Redding; e of Redding 152 Comment
  RSA87483  Sidalcea malviflora subsp. asprella C. L. Hitchcock 1952-6-30 19641 Siskiyou 4 miles north of Happy Camp on road to Waldo. Comment
  RSA87484  Sidalcea malviflora subsp. asprella C. L. Hitchcock 1952-6-25 19625 Plumas Feather River Canyon, 10 miles west of junction with Highway #89. Comment
  RSA88001  Sidalcea malviflora subsp. asprella C. L. Hitchcock 1952-6-30 19642 Siskiyou 11 miles north of happy Camp on road to Waldo. Comment
  GH420834  Sidalcea malviflora subsp. californica C. L. Hitchcock 1952-6-2 19572 Unknown About 1 mile west of Ojai Country Club on south side of Highway #399 Comment
  UC1013008  Sidalcea malviflora subsp. californica C. L. Hitchcock 1952-6-2 19572 Ventura on s side of Highway #399 about 1 mi w Ojai Country Club; w of Ojai Country Club Comment
  HSC16019  Sidalcea malviflora subsp. celata C. L. Hitchcock 1940-5-17 6448 Shasta 3 mi. E of Redding 152 Comment
  UC1012937  Sidalcea malviflora subsp. laciniata C. L. Hitchcock 1952-6-4 19581 Marin about 8 mi w Fairfax (1/2 mi w of Meadows Club); w of Fairfax, w of Meadows Club Comment
  GH420839  Sidalcea malviflora subsp. laciniata C. L. Hitchcock 1952-6-3 Unknown South city limit of Arroyo Grande Comment
  RSA87710  Sidalcea malviflora subsp. laciniata C. L. Hitchcock 1952-6-4 19581 Marin About 8 miles west of Faifax, 1/2 mile west of Meadows Club. Comment
  RSA87716  Sidalcea malviflora subsp. laciniata C. L. Hitchcock 1952-6-3 19575 San Luis Obispo South city limit of Arroyo Grande Comment
  UC1012941  Sidalcea malviflora subsp. laciniata C. L. Hitchcock 1952-6-3 19575 San Luis Obispo South City Limit of Arroyo Grande Comment
  UC1012942  Sidalcea malviflora subsp. laciniata C. L. Hitchcock 1952-6-3 19580 Monterey about 3 mi n Santa Rita; n of Santa Rita Comment
  RSA87720  Sidalcea malviflora subsp. malviflora C. L. Hitchcock 1952-6-4 19590 Mendocino 1 mile south of Pt. Arena. Comment
  UC1013007  Sidalcea malviflora subsp. patula C. L. Hitchcock 1951-6-29 19513 Del Norte 1 mi n Smith Riv. (in roadside ditches) Comment
  UC1013006  Sidalcea malviflora subsp. purpurea C. L. Hitchcock 1952-6-4 19584 Sonoma one mi n Ft. Ross; n of Ft. Ross Comment
  RSA28003  Sidalcea malviflora subsp. sparsifolia C. L. Hitchcock 1940-4-9 5989 San Diego Laguna Mts., south-east about 20 miles of Cuyamaca Lake. 1829 Comment
  RSA87506  Sidalcea malviflora subsp. sparsifolia C. L. Hitchcock 1952-5-31 19558 Riverside 7 miles NE of Aguanga Meadow along Coahuila Creek Comment
  RSA87523  Sidalcea malviflora subsp. sparsifolia C. L. Hitchcock 1952-5-31 19559 Riverside Pines-to-Palms Highway about 4 miles S of Hemet Reservoir. Comment
  RSA87531  Sidalcea malviflora subsp. sparsifolia C. L. Hitchcock 1952-5-31 19549 San Diego About 8 miles east of Alpine--1/4 mile west of Sweetwater River in grassy flat. Comment
  RSA88008  Sidalcea malviflora subsp. sparsifolia C. L. Hitchcock 1952-5-31 19562 Riverside north edge of town of Idyllwild. Comment
  UC1012992  Sidalcea malviflora subsp. sparsifolia C. L. Hitchcock 1952-5-31 19562 Riverside n edge of town Idyllwild; n edge of town of Idylwild Comment
  UC1013132  Sidalcea malviflora subsp. sparsifolia C. L. Hitchcock 1952-5-31 19559 Riverside about 4 mi s Hemet Reservoir (Pines-to-Palms Highway); s of Hemet Reservoir, Pines-to-Palms Highway Comment
  UC1013138  Sidalcea malviflora subsp. sparsifolia C. L. Hitchcock 1952-5-31 19549 San Diego about 8 mi e Alpine (1/4 mi w of Sweetwater River); w of Sweetwater River, e of Alpine Comment
  GH58101  Sidalcea malviflora subsp. sparsifolia C. L. Hitchcock 1952-5-29 19546 Unknown 1 mile south of Fort Tejon Comment
  GH58102  Sidalcea malviflora subsp. sparsifolia C. L. Hitchcock 1952-5-29 19546 Unknown 1 mile south of Fort Tejon Comment
  RSA88046  Sidalcea malviflora subsp. sparsifolia C. L. Hitchcock 1952-6-2 19571 Ventura One mile E of Ozena Guard Station along road to Lockwood Valley. Comment
  UC1012925 Image available Sidalcea malviflora subsp. sparsifolia C. L. Hitchcock 1952-5-29 19543 Kern about 2 mi ne Kernville; Hot Springs; hot springs, NE of Kernville, Kern Co. Comment
  UC1012988  Sidalcea malviflora subsp. sparsifolia C. L. Hitchcock 1952-6-2 19566 Ventura 5 mi w Frazier Park; w of Frazier Park Comment
  UC1012991  Sidalcea malviflora subsp. sparsifolia C. L. Hitchcock 1952-6-2 19568 Kern about 3 mi e Toad Spring (n side Mt. Pinos, e end Mill Potrero); n side Mt. Pinos, e Toad Spring, e End Mill Potrero Comment
  SEINET4854007  Sidalcea malviflora var. hirsuta C. Leo Hitchcock 1952-5-30 19548 San Diego Between Fall Brook and Bonsall, about 2 mi S. of Fall Brook. Comment
  CAS-BOT-BC5783  Sidalcea malviflora var. stellata C. L. Hitchcock 1952-5-31 19554 San Diego 0.25 mi E of Laguna Mountain Camp Ground Comment
  GH58103  Sidalcea malviflora var. stellata C. L. Hitchcock 1952-5-31 19554 Unknown 1/4 mile east of Laguna Mountain Camp Ground Comment
  NY222066  Sidalcea malviflora var. stellata C. L. Hitchcock 1952-5-31 19554 San Diego ¼ mile east of Laguna Mountain camp ground Comment
  SEINET4854005  Sidalcea malviflora var. stellata C. Leo Hitchcock 1952-5-31 19554 San Diego 1/4 mile east of Laguna Mountain Camp Ground. Comment
  LA205915  Sidalcea neomexicana C. L. Hitchcock; 1952-6-1 19563 San Bernardino Rabbit Springs, about 1 mi. NW of Lucerne in Lucerne Valley Comment
  CAS-BOT-BC205749  Sidalcea neomexicana subsp. thurberi C. L. Hitchcock 1952-6-1 19563 San Bernardino Rabbit Spring, about 1 mile Northwest of Lucerne in Lucerne Valley Comment
  RSA87254  Sidalcea oregana subsp. hydrophila C. L. Hitchcock 1952-8-21 19754 Lake Elk Mountain, at Yorks Cabin, near old sawmill about 7 miles south of Pillsbury Lake and 24 miles north of Upper Lake Comment
  UC1013152  Sidalcea oregana subsp. hydrophila C. L. Hitchcock 1952-8-21 19764 Lake 24 mi n Upper Lake (about 7 mi s of Pillbury Lake, at Yorks Cabin, Elk Mt., near Old Sawmill); Elk Mt., at Yorks Cabin, s of Pillsbury Lake Comment
  SEINET11971678  Sidalcea oregana subsp. hydrophila C. L. Hitchcock 1952-1 19764 Lake Elk Mt., at Yorks Cbin, near Old Sawmill about 7 mi S of Pillsbury Lake & 24 mi N of Upper Lake Comment
  HSC16022  Sidalcea oregana subsp. oregana C. L. Hitchcock 1940-5-27 6630 Shasta Near McArthur Comment
  UC871446  Sidalcea oregana subsp. oregana C. L. Hitchcock 1940-5-26 6644 Lassen 1 mi w Bieber (overflow of Pit River); Pit River Comment
  UC871518  Sidalcea oregana subsp. oregana C. L. Hitchcock 1940-5-26 6643 Lassen 1 mi w Bieber (overflow of the Pitt River); Pitt River, w of Bieber Comment
  UC871519  Sidalcea oregana subsp. oregana C. L. Hitchcock 1940-5-24 6546 Shasta ca 20 mi w Fall River Mills (on Hat Creek); , w of Fall River Mills Comment
  RSA25322  Sidalcea oregana subsp. oregana C. L. Hitchcock 1940-5-26 6644 Lassen Overflow of Pitt River, 1 mile W of Bieber Comment
  CAS-BOT-BC213166  Sidalcea oregana subsp. valida C. L. Hitchcock 1952-6-28 19638 Sonoma Kenwood Marsh, about 1/4 mile west of Kenwood Comment
  RSA87253  Sidalcea oregana subsp. valida C. L. Hitchcock 1952-6-28 s.n. Sonoma Kenwood Marsh about 1/4 mile west of Kenwood Comment
  RSA87512  Sidalcea pedata C. L. Hitchcock 1952-6-1 19564 San Bernardino North end of Baldwin Lake Comment
  UC1013084  Sidalcea pedata C. L. Hitchcock 1952-8-17 19763 San Bernardino about 5 mi s Big Bear Lake (Bluff Lake, San Bernardino Mts.); San Bernardino Mts., Bluff Lake, s of Big Bear Lake Comment
  RSA88040  Sidalcea ranunculacea C. L. Hitchcock 1952-6-27 19633 Kern Greenhorn Mountains, 2.1 miles south of Summit Camp. Comment
  SEINET11971689  Sidalcea ranunculacea C. L. Hitchcock 1952-1 19633 Kern Greenhorn Mts., 2.1 mi S of Summit Camp Comment
  POM258016  Silene californica C. L. Hitchcock, J. S. Martin 1939-7-15 5450 Mendocino 5 miles S of Westport. Comment
  CAS-BOT-BC388962  Silene grayi C. L. Hitchcock; J. S. Martin 1939-7-9 5320 Siskiyou Between King's Castle and Black Mt., west side of ridge 1828 Comment
  UC722486  Silene grayi C. L. Hitchcock, J. S. Martin 1939-7-9 5320 Siskiyou between King's Castle and Black Mt. (w side of ridge); btw King's Castle and Black Mt. 1828 Comment
  UC722526  Silene grayi C. L. Hitchcock, J. S. Martin 1939-7-6 5227 Siskiyou California on Takilma-Happy Camp road peak above and n of Divide of Siskiyou Mts. (peak above and n of Divide of siskiyou Mts.) Comment
  CAS-BOT-BC389140  Silene laciniata subsp. californica C. L. Hitchcock; J. S. Martin 1939-7-15 5450 Mendocino 5 mi. s. of Westport Comment
  CAS-BOT-BC202928  Simmondsia chinensis C. L. Hitchcock 1968-3-12 25450 Imperial 5 mi. n.w. of Coyote Wells Comment
  HSC3796  Simmondsia chinensis C. L. Hitchcock, C. V. Muhlick 1964-3-22 23266 Riverside W end of Pinto Basin, Joshua Tree National Monument. Comment
  UCD101787  Simmondsia chinensis C. L. Hitchcock 1966-3-18 24265 San Diego Road between Ocotillo Well and Agua Caliente Hot Springs, 1 mile east of Anza-Borrego State Park. Comment
  UCD101788  Simmondsia chinensis C. L. Hitchcock 1968-3-12 25450 Imperial 5 miles NW of Coyote Wells. Comment
  POM477  Sisymbrium altissimum C. L. Hitchcock 1918-7-5 16 Los Angeles Van Nuys. Comment
  UC1292609  Sisymbrium irio C. L. Hitchcock 1964-3-20 23200 Imperial 15 mi w of El Centro Comment
  SEINET4171043  Sisyrinchium bellum C. L. Hitchcock 1940-5-24 6565 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills Comment
  RSA87265  Sisyrinchium californicum C. L. Hitchcock 1951-6-29 19512 Del Norte 1 mile south of Crescent City Comment
  SEINET3992436  Smilacina stellata C. L. Hitchcock 1940-4-30 6244 Inyo 4 mi W. of Lone Pine Comment
  UC844267  Smilax californica C. L. Hitchcock 1940-5-25 6595 Shasta below Pit Dam (2 mi w of Fall River Mills); Power Plant 1341 Comment
  HSC2187  Smilax californica C. L. Hitchcock 1940-5-25 6595 Shasta Pit Dam, Power Plant, 2 mi. W of Fall River Mills. 1341 Comment
  POM260105  Smilax californica C. L. Hitchcock 1940-5-25 6595 Shasta Below Pit Dam, Power Plant, 2 miles west of Fall River Mills. 1341 Comment
  UC1292575  Solanum douglasii C. L. Hitchcock, C. V. Muhlick 1964-3-17 23063 Orange 8 mi e of Yorba Linda (Santa Ana Canyon); Santa Ana Canyon Comment
  POM260033  Solanum dulcamara C. Leo Hitchcock 1940-5-24 6547 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  NY821114  Solanum parishii C. L. Hitchcock 1962-3-16 22170 San Diego 10 mi. S.E. of Temecula, on rd. to Pala Comment
  NY821132  Solanum parishii C. L. Hitchcock 1940-5-25 6590 Shasta Below Pit Dam, Power Plant, 2 miles west of Fall River Mills 1341 Comment
  NY821143  Solanum parishii C. L. Hitchcock 1940-4-12 6014 San Diego 10 mi. south of Warner's Hot Springs Comment
  CAS-BOT-BC156806  Solanum umbelliferum C. L. Hitchcock; C. V. Muhlick 1962-3-16 22170 San Diego 10 mi. s.e. of Temecula, on rd. to Pala Comment
  CAS-BOT-BC156807  Solanum umbelliferum C. L. Hitchcock 1940-4-12 6014 San Diego 10 mi. south of Warner's Hot Springs Comment
  UC1228551  Solanum umbelliferum C. L. Hitchcock, C. V. Muhlick 1962-3-16 22170 San Diego 10 mi se of Temecula (on road to Pala) Comment
  UC1292576  Solanum umbelliferum C. L. Hitchcock, C. V. Muhlick 1964-3-17 23803 Riverside 10 mi n of Pala (on road to Elsinore) Comment
  CAS-BOT-BC58483  Solanum umbelliferum C. L. Hitchcock 1940-5-25 6590 Shasta Below Pit Dam, Power Plant, 2 miles W of Fall River Mills. 1341 Comment
  NY820358  Solanum xanti C. L. Hitchcock 1964-3-17 23103 Riverside 10 miles N. of Pala, on road to Elsinore Comment
  SEINET5624701  Solanum xanti C. L. Hitchcock 1940-4-12 6014 San Diego 10 miles south of Warner's Hot Springs Comment
  SEINET5624703  Solanum xanti var. glabrescens C. L. Hitchcock 1940-5-25 6590 Shasta Below Pit Dam, Power Plant, 2 miles west of Fall River Mills 1341 Comment
  CAS-BOT-BC365244  Solidago velutina subsp. californica C. L. Hitchcock 1940-5-17 6429 Shasta 3 miles east of Redding 152 Comment
  CAS-BOT-BC390723  Spergularia rubra C. L. Hitchcock; J. S. Martin 1939-7-9 5334 Siskiyou Paradise Lake, near King's Castle 1767 Comment
  A420936  Sphaeralcea ambigua C. L. Hitchcock 1932-4-16 12328 Unknown one mile south of Ryan Comment
  UC1228541  Sphaeralcea ambigua var. ambigua C. L. Hitchcock and C. V. Muhlick 1962-3-18 22224 Imperial 9.2 mi ne of Glamis on road to Blythe Comment
  UC871521  Sphaeralcea ambigua var. ambigua C. L. Hitchcock 1940-3-29 5864 Riverside ca 100 yards east of Spring; Cottonwood Canyon Comment
  UC1286989  Sphaeralcea ambigua var. rosacea C. L. Hitchcock 1966-3-16 24207 Riverside along Palms to Pines Hiway, 4 mil S. of Palm Desert Comment
  UCD116723  Sphaeralcea emoryi var. emoryi C. L. Hitchcock 1966-3-19 24273 Imperial Western part of county. 1 mi. e. of Plaster City. Comment
  HSC14423  Stachys ajugoides C. L. Hitchcock 1953-7-3 19998 Mendocino 5 mi. W of Dos Rios along rd. to Laytonville Comment
  A379901  Stanleya pinnata C. L. Hitchcock 1932-4-16 12317 Unknown Wildrose Canyon, Panamint Mts. Comment
  CAS-BOT-BC60891  Stanleya pinnata C. L. Hitchcock 1940-4-27 6210 Inyo Darwin Springs. Comment
  POM260354  Stenotus acaulis C. L. Hitchcock 1940-5-27 6668 Modoc 15 miles northeast of Alturas. 1616 Comment
  SEINET10674650  Stenotus acaulis Charles L. Hitchcock 1940-5-27 Hitchcock 6668 Modoc 15 miles northeast of Alturas. On sagebrush knoll. 5300 ft. 1615 Comment
  CAS-BOT-BC375511  Stephanomeria exigua subsp. exigua C. L. Hitchcock 1940-4-4 5947 Riverside Pinto Basin Comment
  RSA25245  Stephanomeria exigua subsp. exigua C. L. Hitchcock 1940-4-4 5947 Riverside Pinto Basin. Comment
  UC869264  Stillingia linearifolia C. L. Hitchcock 1940-3-31 5888 Riverside between Cottonwood Spring and Pinto Basin Comment
  UCD142242  Stillingia linearifolia C. L. Hitchcock 1966-3-18 24257 San Diego Road between Ocotillo Well and Agua Caliente Hot Springs, 1 mile east of Anza-Borrego State Park Boundary. Comment
  HSC8049  Stillingia spinulosa C. L. Hitchcock, C. V. Muhlick 1964-3-19 23153 Imperial 8 mi. S of Ocotillo Spring on road to Fish Creek Comment
  HSC11791  Stipa occidentalis var. californica A. S. Hitchcock 1913-7-16 820 Placer Truckee Comment
  HSC11923  Stipa occidentalis var. occidentalis A. S. Hitchcock 1913-7-14 817 Nevada Truckee Comment
  HSC13367  Stipa pulchra C. L. Hitchcock 1966-3-15 24142 Orange Stearns Lease, 1.5 mi. E of Brea. Comment
  HSC13368  Stipa pulchra C. L. Hitchcock, C. V. Muhlick 1964-3-17 23070 Orange 8 mi. E of Yorba Linda, Santa Ana Canyon. Comment
  CAS-BOT-BC61028  Streptanthella longirostris C. L. Hitchcock 1966-3-23 24353 Inyo About 5 miles south of Shoshone. Comment
  CAS-BOT-BC61099  Streptanthella longirostris C. L. Hitchcock; C. V. Muhlick 1964-3-23 23272 San Bernardino At east edge of Twentynine Palms. Comment
  CAS-BOT-BC61100  Streptanthella longirostris C. L. Hitchcock 1940-4-20 6148 San Bernardino Kingston Mountains. 10 miles northwest of Kingston. 1219 Comment
  CAS-BOT-BC61111  Streptanthella longirostris C. L. Hitchcock; C. V. Muhlick 1964-3-20 23178 San Diego Vallecito Creek near union with Carrizo Creek. Comment
  CAS-BOT-BC61113  Streptanthella longirostris C. L. Hitchcock 1966-3-18 24240 San Diego Vallecito Wash, 10 miles southeast of Agua Caliente Hot Springs. Comment
  HSC6935  Streptanthella longirostris C. L. Hitchcock, C. V. Muhlick 1964-3-23 23272 San Bernardino E edge of Twentynine Palms Comment
  HSC6936  Streptanthella longirostris C. L. Hitchcock, C. V. Muhlick 1964-3-20 23178 San Diego Vallecito Creek near union with Carrizo Creek Comment
  RSA27385  Streptanthella longirostris C. L. Hitchcock 1940-3-23 5833 Kern Red Rock Canyon Comment
  UC857400  Streptanthella longirostris C. L. Hitchcock 1940-4-20 6148 San Bernardino 10 mi nw of Kingston (Kingston Mountains); Kingston Mountains 1219 Comment
  CAS-BOT-BC61026  Streptanthella longirostris C. L. Hitchcock 1940-4-30 6294 a Inyo Divide above Darwin Canyon. Comment
  CAS-BOT-BC61027  Streptanthella longirostris C. L. Hitchcock 1940-4-30 6294 a Inyo Divide above Darwin Canyon. Comment
  CAS-BOT-BC87417  Streptanthus polygaloides C. L. Hitchcock 1940-5-15 6401 Placer 6 miles north of Colfax. Comment
  POM260048  Streptanthus polygaloides C. L. Hitchcock 1940-5-15 6401 Placer 6 miles N of Colfax Comment
  RSA27025  Streptanthus polygaloides C. L. Hitchcock 1940-5-15 6401 Placer 6 miles N of Colfax Comment
  UC1601616  Streptanthus polygaloides C. L. Hitchcock 1940-5-15 6401 Placer hillside 6 mi n Colfax Comment
  GH422323  Streptanthus tortuosus C. L. Hitchcock & J. P. Martin 1939-7-11 5407 Unknown South shore of Upper Canyon Creek Lake, 11 miles north of Dedrick 1889 Comment
  GH422334  Streptanthus tortuosus C. L. Hitchcock & J. P. Martin 5281 Unknown on side of Sanger Pk. 1645 Comment
  LA51446  Streptanthus tortuosus C. L. Hitchcock; J. P. Martin 1939-7-7 5281 Siskiyou on side of Sanger Peak 1645 Comment
  LA51447  Streptanthus tortuosus C. L. Hitchcock; J. P. Martin 1939-7-11 5407 Trinity Salmon-Trinity Mountains, S shore of Upper Canyon Creek Lake, 11 mi. N of Dedrick 1889 Comment
  RSA87985  Streptanthus tortuosus C. L. Hitchcock 1953-7-4 20032 Trinity About 20 miles SE of Alderpoint on road to Covelo. Comment
  HSC4522  Suaeda nigra C. L. Hitchcock, C. V. Muhlick 1964-3-21 23240 Imperial 2 mi. S of Palo Verde Comment
  POM257759  Suksdorfia ranunculifolia C. L. Hitchcock, J. S. Martin 1939-7-11 5377 Trinity Between upper and lower Canyon Creek Lake, 11 miles north of Dedrick in Salmon-Trinity Alps. 1890 Comment
  UC722360  Suksdorfia ranunculifolia C. L. Hitchcock and J. S. Martin 1939-7-11 5377 Trinity cliffs between upper Canyon Creek Lake and lower Canyon Creek Lake (11 mi n of Dedrick); Salmon-Trinity Alps 1889 Comment
  HSC8429  Swertia albicaulis var. nitida C. L. Hitchcock 1940-5-17 6443 Shasta 3 mi. E of Redding. 152 Comment
  LA94341  Symphoricarpos mollis C. L. Hitchcock; 1928-4-27 Los Angeles Santa Monica Mountains Comment
  UC887553  Synthyris missurica C. L. Hitchcock 1940-5-27 6716 Modoc 15 mi ne Alturas 1981 Comment
  RSA27982  Synthyris missurica subsp. missurica C. Leo Hitchcock 1940-5-27 6716 Modoc 15 miles NE of Alturas. 1982 Comment
  HSC21383  Tamarix parviflora C. L. Hitchcock, C. V. Muhlick 1964-3-24 23282 San Bernardino Death Valley National Monument, Saratoga Springs. Comment
  UC1228538  Tamarix parviflora C. L. Hitchcock and C. V. Muhlick 1962-3-21 22253 San Bernardino Saratoga Springs; Death Valley National Monument Comment
  A347455  Tetracoccus hallii C. L. Hitchcock 1940-4-2 5926 Unknown Cottonwood Spg. wash, Joshua Tree Nat. Monument Comment
  POM184721  Tetracoccus hallii C. L. Hitchcock 1932-4-7 12210 Riverside 5 miles S of Cottonwood Springs, East Riverside County. Comment
  UC869176  Tetracoccus hallii C. L. Hitchcock 1940-4-2 5926 Riverside Cottonwood Spring, Wash Joshua Tree National Monument Comment
  CAS-BOT-BC328950  Tetradymia axillaris var. longispina C. L. Hitchcock 1940-4-30 6235 Inyo 4 miles west of Lone Pine Comment
  RSA27815  Tetradymia axillaris var. longispina C. L. Hitchcock 1940-4-30 6235 Inyo 4 miles west of Lone Pine. Comment
  UC830649  Tetradymia axillaris var. longispina C. L. Hitchcock 1940-4-30 6235 Inyo 4 mi w Lone Pine Comment
  GH427930  Tetradymia spinosa var. longispina C. L. Hitchcock 1940-4-30 6235 Unknown 4 miles west of Lone Pine Comment
  NY496093  Thalictrum fendleri C. L. Hitchcock 1940-5-27 6704 -a Modoc Along stream; 15 miles northeast of Alturas 1615.4 Comment
  RSA27039  Thalictrum occidentale var. palousense C. L. Hitchcock 1940-5-27 6704 a Modoc 15 miles northeast of Alturas. 1616 Comment
  A347993  Thamnosma montana C. L. Hitchcock 1932-4-9 12222 Unknown 10 miles S.E. of White Tank, eastern Riverside Comment
  CAS-BOT-BC176294  Thamnosma montana C. L. Hitchcock 1940-4-20 6150 San Bernardino Kingston Mts. part of county 1/2 mile below Horse Springs, Desert Canyon 1219 Comment
  CAS-BOT-BC180983  Thamnosma montana C. L. Hitchcock; C. V. Muhlick 1964-3-23 23280 San Bernardino 3 miles s. of Barstow, on road to Morongo Valley Comment
  GH376006  Thamnosma montana C. L. Hitchcock 1940-4-20 6150 Unknown Kingston Mts. part of county 1/2 mile below Horse Springs, Desert Canyon 1219 Comment
  HSC19875  Thamnosma montana C. L. Hitchcock, C. V. Muhlick 1964-3-23 23280 San Bernardino 3 mi. S of Barstow, on road to Morongo Valley Comment
  POM184743  Thamnosma montana C. Leo Hitchcock 1932-4-9 12222 San Bernardino 10 miles southeast of White Tank. Comment
  RSA27594  Thamnosma montana C. Leo Hitchcock 1940-4-20 6150 San Bernardino Eastern Mojave Desert. 0.5 miles below Horse [Thief] Springs, Desert Canyon. 1220 Comment
  POM260165  Thermopsis californica var. argentata C. L. Hitchcock 1940-5-24 6533 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  UC866574  Thermopsis californica var. argentata C. L. Hitchcock 1940-5-24 6533 Shasta ca 20 mi w Fall River Mills; Hat Creek Comment
  CAS-BOT-BC66566  Thysanocarpus curvipes C. L. Hitchcock 1940-4-15 6062 San Bernardino Cave Spring. Comment
  HSC6997  Thysanocarpus curvipes C. L. Hitchcock 1940-5-26 6622 Shasta 2 mi. W of Fall River Mills 1341 Comment
  RSA27440  Thysanocarpus curvipes C. L. Hitchcock 1940-4-15 6062 San Bernardino Mojave Desert, Cave Spring. Comment
  UC857526  Thysanocarpus curvipes C. L. Hitchcock 1940-4-15 6062 San Bernardino Cave Spring Comment
  POM260174  Thysanocarpus curvipes var. curvipes C. L. Hitchcock 1940-5-26 6598 Lassen Lava beds ca 12 miles north of Fall River Mills (Shasta Co.) on Fall River. 1372 Comment
  RSA25347  Thysanocarpus laciniatus C. L. Hitchcock 1940-4-8 5999 San Diego 2 mi. west of Boulevard. Comment
  UC857559  Thysanocarpus laciniatus C. L. Hitchcock 1940-4-8 5993 San Diego 2 mi w Boulevard Comment
  RSA0049964  Thysanocarpus radians C. L. Hitchcock 1940-5-15 6418 Nevada Ca. 10 miles west of Grass Valley. 610 Comment
  RSA27823  Tiquilia palmeri C. L. Hitchcock 1940-3-29 5851 Riverside 12 miles east of Indio. Comment
  NY1082644  Tricardia watsonii C. L. Hitchcock 1940-4-30 6285 Inyo On highway 395; 10 miles north of Bishop Comment
  UC1287147  Trichoptilium incisum C. L. Hitchcock 1966-3-16 24213 Riverside 4 mi s Palm Desert (along Palms to Pines Highway) Comment
  POM231811  Trichostema lanceolatum C. L. Hitchcock 1935-9-14 2831 San Joaquin 3 miles S of Galt. Comment
  UC968636  Trifolium hybridum C. L. Hitchcock 1940-5-24 6573 Shasta ca 20 mi w Fall River Mills (Hat Creek) Comment
  UC968604  Trifolium longipes var. hansenii C. L. Hitchcock and J. S. Martin 1939-7-9 5332 Siskiyou near King's Castle (Paradise Lake) Comment
  UC968603  Trifolium monanthum var. monanthum C. L. Hitchcock and J. S. Martin 1939-7-24 5462 Mariposa Tuolumne Meadows Yosemite National Park Comment
  UC1012972  Trifolium obtusiflorum C. L. Hitchcock 1953-7-3 19989 Mendocino 3 mi e Laytonville (along rd to Dos Rios) Comment
  UC1012973  Trifolium obtusiflorum C. L. Hitchcock 1953-7-4 20004 Mendocino ca 4 mi w Covelo (near stream, on rd to Dos Rios) Comment
  UCD138147  Triglochin concinna var. debilis C. L. Hitchcock; C. V. Muhlick 1962-3-21 22254 San Bernardino Death Valley National Monument, Saratoga Springs. Comment
  CAS-BOT-BC519123  Trillium albidum C. L. Hitchcock 1940-4-7 6306 Placer Ca. 1 miles west of Baxter. Comment
  SBBG29894  Trillium chloropetalum C. L. Hitchcock 1906-5-7 6306 Placer ca. 1 mi W of Baxter Comment
  POM260064  Trillium chloropetalum var. giganteum C. L. Hitchcock 1940-5-7 6306 Placer 1 mile west of Baxter Comment
  SEINET3992131  Trillium sessile var. giganteum C. L. Hitchcock 1940-5-7 6306 Placer ca. 1 mile west of Baxter Comment
  RSA27676  Triteleia bridgesii C. L. Hitchcock 1940-5-15 6402 Placer 6 miles north of Colfax. 762 Comment
  UC843605  Triteleia bridgesii C. L. Hitchcock 1940-5-15 6402 Placer ca 6 mi n Colfax Comment
  SEINET188105 Image available Triteleia hyacinthina C. L. Hitchcock 1940-5-27 6632 Shasta Near McArthur Comment
  SEINET192013 Image available Triteleia hyacinthina C. L. Hitchcock 1940-5-14 6378 Placer Meier Ranch about 6 miles north of Colfax 762 Comment
  UC843575  Triteleia hyacinthina C. L. Hitchcock 1940-5-12 6366 San Joaquin 3 mi s Galt 15 Comment
  UC843577  Triteleia hyacinthina C. L. Hitchcock 1940-5-14 6378 Placer ca 6 mi n Colfax (Meier Ranch); Meier Ranch 762 Comment
  CAS-BOT-BC522286  Triteleia hyacinthina C. L. Hitchcock 1940-5-12 6366 San Joaquin 3 miles south of Galt 15 Comment
  SEINET8551336 Image available Triteleia hyacinthina C. L. Hitchcock 1940-5-27 6632 Shasta Near McArthur Comment
  UC843579  Triteleia ixioides subsp. unifolia C. L. Hitchcock 1940-5-7 6328 Placer ca 1 mi w Baxter Comment
  CAS-BOT-BC525787  Triteleia ixioides subsp. unifolia C. L. Hitchcock 1940-5-7 6328 Placer 1 mile west of Baxter Comment
  SEINET10534130  Triteleia ixioides subsp. unifolia Charles L. Hitchcock 1940-5-7 Hitchcock 6328 Placer ca 1 mile west of Baxter. Comment
  POM260069  Triteleia laxa C. L. Hitchcock 1940-5-17 6452 Shasta Redding 152 Comment
  RSA25136  Triteleia laxa C. L. Hitchcock 1940-5-17 6452 Shasta 3 miles east of Redding. 152 Comment
  GH427990  Trixis californica C. L. Hitchcock 1940-4-1 5901 Unknown 1 mi. below Cottonwood Springs, Joshua Tree National Monument Comment
  HSC7001  Tropidocarpum gracile C. L. Hitchcock 1966-3-16 24194 Riverside About 5 mi. NE of Aguanga Comment
  CAS-BOT-BC74088  Turritis glabra C. L. Hitchcock 1940-5-24 6550 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills. Comment
  LA209952  Venegasia carpesioides C. L. Hitchcock; 1928-4-27 sn Los Angeles Santa Monica Mountains Comment
  SBBG27169  Veronica americana C. L. Hitchcock 1940-5-24 6540 Shasta Hat Crk, W of Fall River Hills Comment
  RSA260310  Veronica americana C. Leo Hitchcock 1940-5-24 6541 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  UC887722  Veronica peregrina subsp. xalapensis C. L. Hitchcock 1940-5-24 6579 Shasta 20 mi w of Fall River Mills (on Hat Creek); Hat Creek Comment
  POM259544  Veronica peregrina var. xalapensis C. Leo Hitchcock 1940-5-24 6579 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  UC887681  Veronica persica C. L. Hitchcock 1940-5-7 6351 Placer 1 mi w of Baxter Comment
  UC722947  Vicia americana var. americana C. L. Hitchcock and J. S. Martin 1939-7-6 5208 Siskiyou Takilma-Happy Camp road 1676 Comment
  UC867129  Vicia americana var. americana C. L. Hitchcock 1940-5-23 6521 Shasta 5 mi e Burney Falls Comment
  UC1287118  Viguiera parishii C. L. Hitchcock 1966-3-16 24202 Riverside 7 mi s Palm Desert (along Palms to Pines Highway) Comment
  NY178142  Viola aurea C. L. Hitchcock 1940-4-30 6297 Mono 4 miles north of Bridgeport, Sierra foothills. 1981.2 Comment
  UC828262  Viola ocellata C. L. Hitchcock 1940-5-20 6478 Shasta 25 mi e of Redding Comment
  SEINET192031 Image available Viola purpurea subsp. aurea C. L. Hitchcock 1940-4-30 6297 Mono 4 mi. N of Bridgeport Sierra foothills 1981 Comment
  SBBG27495  Viola purpurea subsp. dimorpha C. L. Hitchcock 1940-5-27 6683 Modoc 15 mi NE of Alturas 1615 Comment
  UCD93531  Vulpia bromoides C. L. Hitchcock; C. V. Muhlick 1962-3-16 22134 Riverside Temescal Canyon, 8 miles SE of Corona. Comment
  UCD93532  Vulpia bromoides C. L. Hitchcock; C. V. Muhlick 1962-3-16 22164 Riverside 5 miles SE of Elsinore. Comment
  SEINET7297965 Image available Vulpia bromoides A. S. Hitchcock 1908-1 2628 Monterey Pacific Grove Comment
  UC247498  Vulpia myuros var. hirsuta A. S. Hitchcock 1915-7-21 464 Mariposa Nevada Falls; Yosemite National Park Comment
  RSA26992  Vulpia octoflora var. hirtella C. L. Hitchcock 1940-4-2 5914 Riverside Cottonwood Spring wash, Joshua Tree National Monument. Comment
  CAS-BOT-BC186017  Vulpia octoflora var. octoflora C. L. Hitchcock 1940-4-2 5914 Riverside Cottonwood Spring wash, Joshua Tree Nat. Monument Comment
  SEINET10859938  Vulpia octoflora var. octoflora Charles L. Hitchcock 1940-4-2 Hitchcock s.n. Riverside Cottonwood spgs. wash, Joshua Tree Nat. Monument Comment
  CAS-BOT-BC383172  Wyethia angustifolia C. L. Hitchcock 1940-5-14 6391 Placer Meier Ranch, ca. 6 miles north of Colfax 762 Comment
  POM260043  Wyethia angustifolia C. L. Hitchcock 1940-5-7 6324 Placer 1 mile west of Baxter Comment
  UC832883  Wyethia angustifolia C. L. Hitchcock 1940-5-14 6391 Placer ca 6 mi n Colfax; Meier Ranch 762 Comment
  UC832884  Wyethia angustifolia C. L. Hitchcock 1940-5-12 6357 San Joaquin 3 mi s Galt 15 Comment
  SBBG28465  Wyethia mollis C. L. Hitchcock 1940-5-27 6665 Modoc 15 mi NE of Alturas 1615 Comment
  A414122  Xylorhiza tortifolia C. L. Hitchcock 1932-4-15 12272 Unknown 11 miles south of Trona, Mohave Desert Comment
  A414132  Xylorhiza tortifolia C. L. Hitchcock 1932-4-7 12202 Unknown Corn Springs, eastern Riverside County Comment
  GH414107  Xylorhiza tortifolia C. L. Hitchcock 1940-3-29 5859 Unknown Cottonwood Canyon, ca. 100 yards east of Spring Comment
  HSC5066  Xylorhiza tortifolia C. L. Hitchcock 1966-3-21 24336 San Bernardino 40 mi. S of Amboy, at summit of pass through Sheep Hole Mtns. Comment
  UC1287094  Xylorhiza tortifolia var. tortifolia C. L. Hitchcock 1966-3-21 24336 San Bernardino 40 mi s Amboy (at summit of pass through Sheep Hole Mts.); Sheep Hole Mts. Comment
  UC892597  Xylorhiza tortifolia var. tortifolia C. L. Hitchcock 1940-4-16 6125 San Bernardino Cave Spring 1097 Comment
  RSA25399  Zigadenus micranthus C. L. Hitchcock, J. S. Martin 1939-7-11 5376 Trinity Granite cliffs between upper and lower Canyon Creek Lake, Salmon-Trinity Alps 1890 Comment
  UC844746  Zigadenus venenosus var. venenosus C. L. Hitchcock 1940-5-1 6263 Inyo near Tuttle Creek (Lone Pine Country Club); Lone Pine Comment
  HSC18387  Ziziphus parryi C. L. Hitchcock 1966-3-16 24195 Riverside Along Palms to Pines Hwy., 10 mi. S of Palm Desert Comment



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