Search Results — 2000 specimen records retrieved (1407 records with coordinates)
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Results for search: Collector=Hoover;   

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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 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
  OBI13402  Acacia longifolia Robert F. Hoover 1948-2-12 7417 San Luis Obispo Near Callender RR siding Comment
  CAS-BOT-BC436996  Acaena pinnatifida var. californica R. F. Hoover 1949-5-7 7663 San Luis Obispo Just north of Piedras Blancas Point Comment
  UC762183  Acer macrophyllum R. F. Hoover 1938-5-4 3345 Contra Costa peak e Tassajero Creek (canyon slope); Peak e of Tassajero Creek (canyon slope) Comment
  UC596271  Achillea millefolium R. F. Hoover 1935-4-12 509 Stanislaus 4 mi s Oakdale; Marysville Quad. Comment
  UC769930  Achnatherum occidentale subsp. pubescens R. F. Hoover 1941-7-5 5422 Mono near Mill Creek (on plain at nw corner of Mono Lake); Mono Lake Comment
  UC768752  Achnatherum speciosum R. F. Hoover 1940-5-4 4378 Merced Piedra Azul Canyon Comment
  OBI12959  Acmispon glaber var. glaber Robert F. Hoover 1964-6-11 9040 San Luis Obispo Just S of Hazard Cyn Comment
  OBI12974  Acmispon glaber var. glaber Robert F. Hoover 1964-9-8 9288 Sonoma Timber cove Comment
  OBI12998  Acmispon glaber var. glaber Robert F. Hoover 1964-9-11 9298 Monterey toro Rd (old Los Laurelas Grade) Comment
  OBI13004  Acmispon glaber var. glaber Robert F. Hoover 1966-4-20 9826 San Luis Obispo 5 mi E of Creston on La Panza rd Comment
  OBI13055  Acmispon junceus var. junceus Robert F. Hoover 1965-5-20 9375 San Luis Obispo Santa Lucia Range. Hill W of "Poly cyn", San Luis Obispo Comment
  OBI13056  Acmispon junceus var. junceus Robert F. Hoover 1964-9-11 9297 Monterey Toro Rd (old Los Laureles Grade) Comment
  OBI13057  Acmispon junceus var. junceus Robert F. Hoover 1964-9-11 9296 Monterey Toro Rd (old Los Laureles Grade) Comment
  OBI13025  Acmispon strigosus Robert F. Hoover 1967-5-6 10534 San Luis Obispo Jack Lake Comment
  SFV4323  Acmispon strigosus D. H. Hoover 1966-3-4 79 San Diego About 4 miles southeast of Fallbrook, near J. R. Hoover Ranch. 61 Comment
  OBI15589  Acourtia microcephala Robert F. Hoover 1946-6-29 6202 San Luis Obispo Between Paso Robles and Adelaida Comment
  CAS-BOT-BC139895  Adenostoma sparsifolium R. F. Hoover 1946-8-17 6297 San Luis Obispo Upper Arroyo Grande 5 mi above County Park Comment
  UC770081  Adiantum jordanii R. F. Hoover 1935-1-6 133 Stanislaus 8 mi e Oakdale Comment
  UC771736  Agastache urticifolia R. F. Hoover 1946-8-3 6257 San Luis Obispo Upper Coon Creek; San Luis Range, Upper Coon Creek Comment
  UC761938  Agnorhiza bolanderi R. F. Hoover 1938-5-9 3392 Mariposa 3 mi nw Coulterville Comment
  OBI17117  Agoseris grandiflora var. grandiflora Robert F. Hoover 1949-5-16 7700 San Luis Obispo "Poly Cyn", San Luis Obispo Comment
  JEPS66556  Agoseris heterophylla var. heterophylla R. F. Hoover 1936-5-22 1194 Shasta 3 mi e Redding Comment
  OBI17120  Agoseris heterophylla var. heterophylla Robert F. Hoover 1948-3-30 6816 San Luis Obispo Summit between Middle and E branches of Huerhuero Crk Comment
  SEINET5644469  Agropyron trachycaulum R. F. Hoover 1941-7-17 5482 Alpine North side of Pigeon Flat.; 0 Comment
  OBI22566  Agrostis exarata Robert F. Hoover 1953-5-7 8293 San Luis Obispo Coast W of Cambria Comment
  OBI22567  Agrostis exarata Robert F. Hoover 1953-5-7 8293 San Luis Obispo Coast W of Cambria Comment
  UC766831  Agrostis exarata R. F. Hoover 1941-5-10 5007 Napa between St. Helena and Calistoga Comment
  OBI22548  Agrostis exarata Robert F. Hoover 1947-7-26 7329 San Luis Obispo Piedras Blancas Point (just N of) in swampy area at head of small ravine about 1.5 mi from ocean Comment
  OBI22549  Agrostis exarata Robert F. Hoover 1947-7-26 7329 San Luis Obispo Piedras Blancas Point (just N of) in swampy area at head of small ravine about 1.5 mi from ocean Comment
  CAS-BOT-BC139376  Agrostis hooveri R. F. Hoover 1964-6-5 8923 San Luis Obispo Ridge southeast of Cuesta Pass. Comment
  RSA201536  Agrostis hooveri Robert F. Hoover 1964-6-5 8923 San Luis Obispo Ridge southeast of Cuesta Pass Comment
  OBI4951  Agrostis pallens Robert F. Hoover 1964-6-7 8991 San Luis Obispo San Carpoforo Crk just above Windy Point Comment
  UC766898  Agrostis pallens Robert F. Hoover 1941-6-7 5315 Sonoma 2 mi se Monte Rio (on road to Camp Meeker) Comment
  UC766899  Agrostis pallens R. F. Hoover 1941-5-14 5087 Sonoma 2 mi s Monte Rio (on road to Camp Meeker) Comment
  OBI22565  Agrostis stolonifera Robert F. Hoover 1966-9-16 10032 San Luis Obispo Santa Margarita Crk 2 mi N of Santa Margarita Comment
  OBI13398  Albizia lophantha Betty Hoover 1962-2-2 24 San Luis Obispo Comment
  OBI21239  Allium crispum Robert F. Hoover 1969-5-16 11302 Monterey Henry Sands Cyn E of Gonzales Comment
  UC766742  Allium crispum R. F. Hoover 1941-4-18 4850 San Joaquin lower end of Corral Hollow Corral Hollow Comment
  CAS-BOT-BC469253  Allium fimbriatum var. fimbriatum R. F. Hoover 1964-5-11 8774 San Luis Obispo Road to Hi Mt. from Pozo-Arroyo Grande summit Comment
  CAS-BOT-BC469254  Allium fimbriatum var. fimbriatum R. F. Hoover 1960-5-13 8521 San Luis Obispo Rinconada Mine (SE. of Santa Margarita) Comment
  OBI53650  Allium hyalinum Robert F. Hoover 1936-3-17 761 Stanislaus La Grange Comment
  OBI56713  Allium hyalinum Robert F. Hoover 1936-3-18 804 Stanislaus Knight's Ferry Comment
  UC766744  Allium lacunosum R. F. Hoover 1941-4-23 4910 San Mateo Redwood City hills Comment
  OBI21223  Allium lacunosum var. davisiae Robert F. Hoover 1949-5-15 7692 San Luis Obispo 18 mi E of Creston on La Panza rd Comment
  OBI21238  Allium lacunosum var. lacunosum Robert F. Hoover 1947-5-12 7163 San Luis Obispo W base of Mt Bishop near San luis Obispo Comment
  UC1296368  Allium unifolium R. F. Hoover 1950-6-20 7995 San Luis Obispo W. side of York Mt. on Templeton-Cambria road York Mt., Templeton-Cambria road Comment
  UC908964  Allophyllum gilioides subsp. violaceum R. F. Hoover 1939-4-13 4022 Contra Costa head of Markley Canyon (w. branch) Comment
  OBI11499  Allophyllum gilioides subsp. violaceum R. F. Hoover 1950-5-6 7875 San Luis Obispo East slope of La Panza Range, in oak woods. Comment
  SEINET3917719  Alopecurus aequalis R. F. Hoover 1940-7-25 4458 Tuolumne Eagle Meadow.; 0 Comment
  UC766126  Amaranthus blitoides R. F. Hoover 1940-10-5 4662 Lassen Johnstonville Comment
  UC766127  Amaranthus retroflexus Robert F. Hoover 1934-10-22 99 Stanislaus Modesto Comment
  CAS-BOT-BC61486  Ambrosia chamissonis R. F. Hoover 1964-8-13 9233 San Luis Obispo Mouth of Morro Creek Comment
  OBI17109  Ambrosia chamissonis Robert F. Hoover 1947-7-21 6241 San Luis Obispo N end of Morro Bay Comment
  OBI17094  Ambrosia psilostachya Robert F. Hoover 1966-9-16 10040 San Luis Obispo 3 mi N of Santa Margarita Comment
  HSC81329  Ambrosia psilostachya D. A. Hoover 1985-9-4 678 San Bernardino Big Morongo Preserve; The Nature Conservancy, S of Morongo Valley: between the manager's residence and the Kiosk 762 Comment
  CAS-BOT-BC180595  Amorpha californica var. californica R. F. Hoover 1965-6-4 9415 San Luis Obispo Salinas River bridge east of Santa Margarita Comment
  GH424803  Amsinckia R. F. Hoover 1936-5-25 1221 Unknown 5 mi. S. of Modesto Comment
  GH424801  Amsinckia R. F. Hoover 1936-5-27 1233 Unknown 9 mi. E. of Waterford Comment
  GH424830  Amsinckia R. F. Hoover 1937-3-25 1658 Unknown 9 mi. w. of Los Banos Comment
  A424581  Amsinckia douglasiana R. F. Hoover 1938-4-15 3096 Unknown Plain east of Maricopa Comment
  GH424574  Amsinckia douglasiana R. F. Hoover 1938-4-3 2997 Unknown Paicines Comment
  GH424585  Amsinckia douglasiana R. F. Hoover 1938-4-2 2980 Unknown Junction of Paloma Creek and Arroyo Seco Comment
  OBI20620  Amsinckia douglasiana Robert F. Hoover 1967-4-22 10500 Monterey Lower Palmoa Crk Comment
  CAS-BOT-BC222409  Amsinckia furcata R. F. Hoover 1940-3-22 4244 Fresno Arroyo Hondo wash, n. of Cantua Creek Comment
  CAS-BOT-BC222424  Amsinckia furcata R. F. Hoover 1941-3-24 4818 Kings Along Calif. highway No. 41. in Little Tar Canyon, east slope of the Pyramid Hills, inner South Coast Range. Comment
  CAS-BOT-BC222441  Amsinckia grandiflora R. F. Hoover 1938-3-19 2866 San Joaquin 1 mi. n. of Corral Hollow near Alameda Co. line Comment
  GH424757  Amsinckia grandiflora R. F. Hoover 1938-3-19 2866 Unknown 1 mi. n. of Corral Hollow near Alameda Co. line Comment
  JEPS61159  Amsinckia intermedia R. F. Hoover 1937-4-10 1770 Fresno Kerman Comment
  UC596234  Amsinckia intermedia R. F. Hoover 1937-4-10 1770 Fresno Kerman Comment
  UC762220  Amsinckia intermedia R. F. Hoover 1937-3-25 1688 Madera 8 mi w Chowchilla Comment
  UC763081  Amsinckia intermedia R. F. Hoover 1937-4-3 1747 San Joaquin Lower end of Corral Hollow Comment
  RSA128379  Amsinckia lycopsoides Robert F. Hoover 1936-5-25 1221 Stanislaus Five miles south of Modesto. Comment
  OBI20650  Amsinckia menziesii Robert F. Hoover 1968-4-16 11026 San Luis Obispo Cuyama River at "Gypsum Cyn bridge" N side of river Comment
  UC766302  Amsinckia menziesii var. menziesii R. F. Hoover 1946-3-30 6040 Kings Kettleman Hills Comment
  JEPS25304  Amsinckia spectabilis R. F. Hoover 1938-4-15 3109 Santa Barbara Orcutt Comment
  OBI3245  Amsinckia spectabilis var. spectabilis R. L. Hoover 1968-4-11 7 Monterey Marina Beach, n of parking lot Comment
  OBI20675  Amsinckia tessellata Robert F. Hoover 1965-4-10 9341 San Luis Obispo 5 mi E of Creston Comment
  OBI20615  Amsinckia tessellata Robert F. Hoover 1966-4-20 9816 San Luis Obispo E of Atascadero on Creston Rd, on grade E of Salinas River Comment
  UC764821  Amsinckia tessellata var. gloriosa R. F. Hoover 1946-3-30 6033 Kings Kettleman Hills Comment
  OBI20684  Amsinckia vernicosa Robert F. Hoover 1967-3-27 10285 San Luis Obispo Chalk Mt (Cuyama white hills) . Typ location of A. gloriosa but no large-fld plants found here Comment
  OBI20682  Amsinckia vernicosa Robert F. Hoover 1967-3-22 10255 San Luis Obispo Temblor Range E of Soda Lake, in second large cyn N from Crocker Grade Comment
  OBI4272  Amsinckia vernicosa Robert F. Hoover 1949-4-21 7631 San Luis Obispo Near Fernandez Crk on La Panza - creston rd Comment
  JEPS61097  Amsinckia vernicosa var. furcata R. F. Hoover 1935-3-29 421 Fresno flood-plain of Little Panoche Creek (Little Panoche Wash) Comment
  UC762821  Amsinckia vernicosa var. furcata R. F. Hoover 1941-3-19 4785 Fresno mouth of Big Panoche Canyon Comment
  JEPS61179  Amsinckia vernicosa var. vernicosa R. F. Hoover 1935-3-29 408 Fresno flood-plain of Little Panoche Creek Comment
  JEPS61180  Amsinckia vernicosa var. vernicosa R. F. Hoover 1938-4-2 2972 Monterey canyon Lower Paloma Creek; Santa Lucia Mountains Comment
  UC765547  Amsinckia vernicosa var. vernicosa R. F. Hoover 1938-4-10 3063 San Joaquin Lower Hospital Canyon Comment
  CAS-BOT-BC45177  Anaphalis margaritacea Robert F. Hoover 1946-8-3 6258 San Luis Obispo Upper Coon Creek, San Luis Range Comment
  OBI17092  Anaphalis margaritacea Robert F. Hoover 1947-8-9 7359 San Luis Obispo San Carpoforo Crk near ocean, at bae of brush-covered hill Comment
  JEPS13786  Androsace elongata subsp. acuta R. F. Hoover Apr 1937 1748 Alameda upper end Corral Hollow; upper end Corral Hollow Comment
  UC765494  Angelica tomentosa R. F. Hoover 1938-9-23 3861 Napa south fork of Butts Creek Butts Creek Comment
  CAS-BOT-BC64123  Anisocoma acaulis R. F. Hoover 1952-5-24 8212 San Luis Obispo Caliente Mt., on summit ridge west of peak Comment
  SD58177  Antennaria argentea R. F. Hoover 1941-6-29 5392 Tuolumne Road from Long Barn to Hull's Meadow. Comment
  UC761948  Antennaria rosea R. F. Hoover 1941-7-16 5477 Tuolumne Eureka Valley Comment
  UC766363  Antirrhinum cornutum R. F. Hoover 1938-6-10 3587 Tehama s of Red Bluff (Coyote Creek bridge) Comment
  OBI9738  Antirrhinum kelloggii Robert F. Hoover 1947-4-12 6908 San Luis Obispo Upper Navajo Crk, La Panza Range Comment
  CAS-BOT-BC237885  Antirrhinum ovatum R. F. Hoover 1952-11-2 8277 San Luis Obispo Caliente Mt. Comment
  CAS-BOT-BC171639  Aralia californica R. F. Hoover 1965-9-7 9535 San Luis Obispo Santa Rita Creek west of Templeton, Santa Lucia Mountains Comment
  OBI12441  Arceuthobium campylopodum Robert F. Hoover 1946-8-18 6310 San Luis Obispo Mariana Crk, E Side of La Panza Range Comment
  CAS-BOT-BC23574  Arctostaphylos crustacea R. F. Hoover 1963-5-4 8556 San Luis Obispo Upper Coon Creek, San Luis Range Comment
  CAS-BOT-BC25158  Arctostaphylos crustacea R. F. Hoover 1962-3-23 8543 Santa Cruz 14 mi. N of Watsonville city center Comment
  CAS-BOT-BC25174  Arctostaphylos crustacea subsp. crinita R. F. Hoover 1947-3-8 6649 San Luis Obispo Cambria Comment
  CAS-BOT-BC25083  Arctostaphylos crustacea subsp. rosei R. F. Hoover 1964-3-8 8646 Monterey Hill above Point Gorda, N slope. Comment
  OBI14742  Arctostaphylos cruzensis Robert F. Hoover 1965-4-25 9353 San Luis Obispo Cambria, among pines N of town Comment
  CAS-BOT-BC25005  Arctostaphylos cruzensis R. F. Hoover 1959-5-23 8509 San Luis Obispo Low ridge bordering Los Osos Valley on NE Comment
  JEPS98824  Arctostaphylos glandulosa R. F. Hoover 1963-10-26 8607 San Luis Obispo trail to Machesna Mountain La Panza Range Comment
  CAS-BOT-BC23309  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1965-9-15 9554 San Luis Obispo Summit of Pozo-Arroyo Grande road. Comment
  CAS-BOT-BC23083  Arctostaphylos glandulosa subsp. glandulosa R. F. Hoover 1946-9-22 6440 San Luis Obispo West of Paso Robles on road to Adelaida. Comment
  CAS-BOT-BC39191  Arctostaphylos glauca R. F. Hoover 1946-11-17 6558 Santa Barbara Cuyama Canyon near Clear Creek Comment
  GH350386  Arctostaphylos glauca R. F. Hoover 1938-9-10 3834 Unknown Del Puerto Canyon Comment
Read comments
Sep 18 2015
  RSA43162  Arctostaphylos glauca Robert F. Hoover 1946-11-16 6555 San Luis Obispo Upper Arroyo Grande, 5 mi. above County Park. Comment
  OBI14671  Arctostaphylos hookeri subsp. hookeri Robert F. Hoover 1962-3-23 8544 Santa Cruz 3 mi N of Watsonville Comment
  OBI14673  Arctostaphylos hookeri subsp. hookeri Robert F. Hoover 1964-4-10 8685 Santa Cruz 4.5 mi NW of Watsonville city center on State hwy 1. Comment
  GH350542  Arctostaphylos manzanita R. F. Hoover 1938-2-22 2762 Unknown Pleasant's Valley Comment
  GH350544  Arctostaphylos manzanita R. F. Hoover 1941-4-26 4913 Unknown Pope Creek Canyon between Samuel Springs and Walter Springs Comment
  UC763123  Arctostaphylos manzanita subsp. manzanita Robert F. Hoover 1935-1-6 202 Stanislaus Knight's Ferry Comment
  CAS-BOT-BC45577  Arctostaphylos montereyensis R. F. Hoover 1964-9-11 9299 Monterey Toro Rd. (old Los Laureles Grade). Comment
  OBI14632  Arctostaphylos montereyensis Robert F. Hoover 1964-4-11 8694 Monterey South edge of Monterey Airport Comment
  OBI14634  Arctostaphylos montereyensis Robert F. Hoover 1969-1-5 11182 Monterey Hill north ofPine Canyon, W side of Salinas Valley near Spreckels Comment
  UC1276232  Arctostaphylos montereyensis R. F. Hoover 1964-6-22 9110 Monterey s edge Monterey Airport Comment
  CAS-BOT-BC40124  Arctostaphylos morroensis R. F. Hoover 1947-1-26 6599 San Luis Obispo Osos Valley in sandy rolling country Comment
  RSA216743  Arctostaphylos morroensis Robert F. Hoover 1969-2-2 11186 San Luis Obispo above Los Osos, Comment
  CAS-BOT-BC40049  Arctostaphylos nevadensis R. F. Hoover 1967-9-5 s.n. Placer Carnelian Bay, Lake Tahoe Comment
  OBI14734  Arctostaphylos osoensis Robert F. Hoover 1963-7-30 8588 San Luis Obispo NE side of Los Osos Valley Comment
  CAS-BOT-BC44402  Arctostaphylos pechoensis R. F. Hoover 1946-8-3 6254 San Luis Obispo Upper Coon Creek, San Luis Range. Comment
  CAS-BOT-BC44408  Arctostaphylos pechoensis R. F. Hoover 1967-2-18 10225 San Luis Obispo Diablo Canyon, San Luis Range Comment
  CAS-BOT-BC44417  Arctostaphylos pilosula R. F. Hoover 1946-12-15 6574 San Luis Obispo Upper Coon Creek, San Luis Range, on hills. Comment
  CAS-BOT-BC44421  Arctostaphylos pilosula R. F. Hoover 1966-5-17 9867 San Luis Obispo Indian Knob ridge. Comment
  OBI14564  Arctostaphylos pilosula Robert F. Hoover 1963-10-26 8599 San Luis Obispo Trail to Machesna Mt., La Panza Range Comment
  CAS-BOT-BC44863  Arctostaphylos pumila R. F. Hoover 1964-3-1 8643 Monterey South edge of Monterey Airport Comment
  JEPS98819  Arctostaphylos pumila R. F. Hoover 1963-12-17 8613 Monterey Monterey Airport. S edge Comment
  OBI14530  Arctostaphylos pumila Robert F. Hoover 1964-4-11 8692 Monterey S edge of Monterey Airport Comment
  OBI14540  Arctostaphylos pumila Robert F. Hoover 1964-3-1 8642 Monterey South edge of Monterey Airport Comment
  OBI19394  Arctostaphylos pumila Robert F. Hoover 1964-4-11 8692 Monterey South edge of Monterey Airport Comment
  JEPS98833  Arctostaphylos rudis R. F. Hoover 1964-1-26 8628 Santa Barbara 4 mi N of Lompoc (Hwy 1) Comment
  RSA201557  Arctostaphylos rudis Robert F. Hoover 1960-1-3 8513 San Luis Obispo Nipomo Mesa just above Los Berros. Comment
  CAS-BOT-BC47287  Arctostaphylos tomentosa R. F. Hoover 1950-1-15 7764 San Luis Obispo Mouth of Arroyo de la Cruz (just s. of). Comment
  OBI14501  Arctostaphylos tomentosa subsp. bracteosa Robert F. Hoover 1964-2-8 8633 Monterey South edge of Monterey Airport Comment
  OBI14503  Arctostaphylos tomentosa subsp. bracteosa Robert F. Hoover 1963-12-17 8612 Monterey South edge of Monterey Airport Comment
  CAS-BOT-BC43960  Arctostaphylos tomentosa subsp. tomentosa R. F. Hoover 1964-2-8 8632 Monterey South edge of Monterey Airport Comment
  OBI14499  Arctostaphylos tomentosa subsp. tomentosa Robert F. Hoover 1964-2-8 8632 Monterey South edge of Monterey Airport Comment
  UC1276226  Arctostaphylos tomentosa subsp. tomentosa R. F. Hoover 1950-1-15 7764 San Luis Obispo just s mouth of Arroyo de la Cruz (n slope) Comment
  CAS-BOT-BC44613  Arctostaphylos virgata R. F. Hoover 1964-4-8 8667 Marin Just east of Bootjack Camp, south slope of Mt. Tamalpais. Comment
  RSA201590  Arctostaphylos virgata Robert F. Hoover 1964-4-8 8667 Marin Bootjack Camp (just east of), south slope of Mt. Tamalpais. Comment
  SD71289  Arctostaphylos virgata R. F. Hoover 1964-4-8 8667 Marin Bootjack Camp, south slope of Mt. Tamalpais. Comment
  UC763149  Arctostaphylos viscida subsp. mariposa R. F. Hoover 1938-9-9 3823 Mariposa grade from Coulterville to Bagby Comment
  UC1276218  Arctostaphylos wellsii R. F. Hoover 1964-2-20 8637 San Luis Obispo n Arroyo Grande (Oak Park district); n of Arroyo Grande Comment
  CAS-BOT-BC174075  Arenaria paludicola R. F. Hoover 1947-7-27 7336 San Luis Obispo Black Lake Canyon, s. of Arroyo Grande Comment
  CAS-BOT-BC174081  Arenaria paludicola R. F. Hoover 1947-7-27 7336 San Luis Obispo Black Lake Canyon, s. of Arroyo Grande Comment
  OBI19565  Arenaria paludicola Robert F. Hoover 1947-1 San Luis Obispo Comment
  OBI19566  Arenaria paludicola Robert F. Hoover 1947-1 San Luis Obispo Comment
  UC1285074 Image available Arenaria paludicola R. F. Hoover 1947-7-27 7336 San Luis Obispo s Arroyo Grande (in foggy meadow); Black Lake Canyon Comment
  OBI19567  Arenaria paludicola Robert F. Hoover 1947-1 San Luis Obispo Comment
  CAS-BOT-BC137610  Aristida adscensionis R. F. Hoover 1965-5-14 9360 San Luis Obispo East Fork Corral de Piedra Creek. Comment
  JEPS20874  Arnica dealbata R. F. Hoover 1938-8-19 3789 Mariposa above Mariposa Big Tree Grove; Wawona Point Comment
  UC767460  Arnica mollis R. F. Hoover 1938-7-14 3640 Tuolumne Eureka Valley Comment
  CAS-BOT-BC84920  Artemisia californica R. F. Hoover 1965-10-1 9691 San Luis Obispo Coast road just south of Hazard Canyon Comment
  CAS-BOT-BC84923  Artemisia californica R. F. Hoover 1946-10-19 6505 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  UC1392963  Artemisia pycnocephala R. F. Hoover 11535 Monterey Marina Beach Comment
  OBI17052  Artemisia tridentata subsp. parishii Robert F. Hoover 1946-11-17 6561 San Luis Obispo Cuyama river, at highway bridge just below Gypsum cyn. Comment
  OBI77917  Arthrocnemum subterminale Robert F. Hoover 1965-9-22 9639 San Luis Obispo S of mouth of Chorro Crk, Morro Bay mud-flats Comment
  OBI20505  Asclepias californica Robert F. Hoover 1949-5-14 7679 San Luis Obispo Rocky Butte district, above San Simeon Comment
  OBI20507  Asclepias californica Robert F. Hoover 1950-5-7 7894 San Luis Obispo Between Rocky Butte & Pine Mt, Santa Lucia Range Comment
  JEPS6669  Asclepias fascicularis R. F. Hoover 1938-7-13 3629 Tuolumne 1 mi nw Soulsbyville Comment
  UC596057  Asclepias speciosa R. F. Hoover 1938-7-13 3630 Tuolumne Twain-Harte Comment
  UC596056  Asclepias vestita R. F. Hoover 1935-5-28 594 Merced Snelling Comment
  OBI21251  Asphodelus fistulosus Robert F. Hoover 1956-4-14 8365 San Luis Obispo 1 mi W of Nipomo, at site of abandoned dump Comment
  OBI13374  Astragalus curtipes Robert F. Hoover 1949-4-12 7593 San Luis Obispo Between Suey Crk and Cuyama River Comment
  OBI13372  Astragalus didymocarpus Robert F. Hoover 1952-4-20 8127 San Luis Obispo Near summit between Maricopa and Elkhorn Plain Comment
  CAS-BOT-BC182365  Astragalus didymocarpus var. didymocarpus R. F. Hoover 1966-4-2 9788 San Luis Obispo Canyon behind old sheep camp on east side of Soda Lake, west side of Temblor Range Comment
  OBI13358  Astragalus douglasii var. douglasii Robert F. Hoover 1947-4-20 6985 San Luis Obispo Near El Dorado School Comment
  OBI13359  Astragalus douglasii var. douglasii Robert F. Hoover 1947-4-2 6866 San Luis Obispo Upper Arroyo Grande, 6 mi above county park Comment
  OBI13333  Astragalus lentiginosus var. idriensis Robert F. Hoover 1953-5-16 8310 San Luis Obispo Summit of Temblor range NE of Simmer Comment
  OBI13341  Astragalus lentiginosus var. nigricalycis Robert F. Hoover 1950-4-14 7817 San Luis Obispo Panorama Hills Comment
  OBI13328  Astragalus macrodon Robert F. Hoover 1952-5-24 8204 San Luis Obispo Caliente mt Comment
  OBI13329  Astragalus macrodon Robert F. Hoover 1969-7-12 11452 San Luis Obispo Santa Lucia Range; 4 mi W of Paso Robles on Peachy Cyn rd Comment
  RSA201720  Astragalus macrodon Robert F. Hoover 1952-5-24 8204 San Luis Obispo Caliente Mountain. Comment
  UC1285224  Astragalus macrodon R. F. Hoover 1952-5-24 8204 San Luis Obispo Caliente Mt. Caliente Mts. Comment
  UC765569  Astragalus malacus R. F. Hoover 1941-7-5 5433 Mono n side Conway Grade; n side Conway Grade Comment
  CAS-BOT-BC186551  Astragalus nuttallii var. nuttallii R. F. Hoover 1947-3-8 6660 San Luis Obispo Near Piedras Blancas Point Comment
  UC1285217  Astragalus nuttallii var. nuttallii R. F. Hoover 1946-7-21 6233 San Luis Obispo San Simeon Creek Beach Comment
  UC1285219  Astragalus nuttallii var. nuttallii R. F. Hoover 1964-8-14 9251 San Luis Obispo Jack Lake Comment
  CAS-BOT-BC194231  Astragalus oxyphysus R. F. Hoover 1947-5-10 7147 San Luis Obispo East edge of Cuyama Valley near Kern Co. line, along sandy wash. Comment
  UC764577  Astragalus oxyphysus R. F. Hoover 1936-2-29 746 Kern Oildale Comment
  OBI13312  Astragalus oxyphysus Robert F. Hoover 1967-4-16 10461 San Luis Obispo Pass at SE end of Carrizo Plain Comment
  UC1285213  Astragalus pomonensis R. F. Hoover 1964-6-6 8969 San Luis Obispo Los Osos Comment
  UC764622  Astragalus tener var. tener R. F. Hoover 1937-3-25 1643 Stanislaus e San Joaquin R. (near Crow's Landing bridge); E of San Joaquin River near Crow's Landing Bridge Comment
  OBI13385  Astragalus trichopodus var. phoxus Robert F. Hoover 1950-5-28 7935 San Luis Obispo Redrock Cyn, N side of lower Cuyama Valley Comment
  RSA43032  Athyrium filix-femina subsp. cyclosorum Robert F. Hoover 1947-8-13 7368 San Luis Obispo Hazard Canyon Comment
  CAS-BOT-BC16331  Athysanus unilateralis R. F. Hoover 1949-4-21 7625 San Luis Obispo 14 miles east of Creston on La Panza Road. Comment
  CAS-BOT-BC168314  Atriplex canescens var. canescens R. F. Hoover 1966-10-7 10133 San Luis Obispo Canyon of Chalk Mountain (white hills) on north side of Cuyama Valley Comment
  CAS-BOT-BC168533  Atriplex confertifolia R. F. Hoover 1937-8-4 2651 Stanislaus West of San Joaquin River bridge on Maze Road Comment
  CAS-BOT-BC168534  Atriplex confertifolia Robert F. Hoover 1938-5-7 3359 Stanislaus West of San Joaquin River bridge on Maze road Comment
  UC596571  Atriplex coronata var. coronata R. F. Hoover 1937-8-4 2651 Stanislaus on Maze Road w San Joaquin River bridge; w of San Joaquin River bridge Comment
  OBI17316  Atriplex fruticulosa Robert F. Hoover 1965-8-27 9516 Stanislaus Carpenter Rd near San Joaquin River, S of Modesto Comment
  OBI17320  Atriplex fruticulosa Robert F. Hoover 1949-5-29 7736 San Luis Obispo Cottonwood Pass near foot of grade on W side Comment
  UC768839  Atriplex gardneri var. falcata R. F. Hoover 1940-10-5 4677 Lassen alkali plain s Secret Valley; s of Secret Valley Comment
  OBI17308  Atriplex lentiformis Robert F. Hoover 1946-9-14 6391 San Luis Obispo Shandon Comment
  RSA43042  Atriplex leucophylla Robert F. Hoover 1946-7-21 6242 San Luis Obispo North end of Morro Bay Comment
  CAS-BOT-BC168430  Atriplex parishii var. depressa R. F. Hoover 1966-8-31 9952 Alameda Junction of Ames St. and Raymond Road, north of Livermore Comment
  UC767932  Atriplex phyllostegia R. F. Hoover 1936-4-28 1014 Tulare 8 mi n Visalia; n of Visalia Comment
  UC767913  Atriplex polycarpa R. F. Hoover 1937-8-10 2671 Kern 5 mi n Lost Hills; n of Lost Hills Comment
  CAS-BOT-BC176581  Atriplex polycarpa R. F. Hoover 1966-10-8 10145 San Luis Obispo Pass at southeast end of Carrizo Plain Comment
  OBI23418  Atriplex prostrata Robert F. Hoover 1969-9-27 11623 San Benito San Felipe Lake Comment
  OBI17315  Atriplex prostrata Robert F. Hoover 1946-9-21 6430 San Luis Obispo E shore of Mroo Bay Comment
  OBI17269  Atriplex spinifera Robert F. Hoover 1966-3-30 9759 San Luis Obispo W side of Soda Lake, Carrizo Plain Comment
  RSA43044  Atriplex subspicata Robert F. Hoover 1946-10-15 6499 San Luis Obispo Avila. Comment
  UC767871  Atriplex subtilis R. F. Hoover 1936-6-10 1294 a Stanislaus 10 mi s Modesto; s of Modesto Comment
  UC767911 Image available Atriplex vallicola R. F. Hoover 1937-8-10 2666 Kern 5 mi n Lost Hills; ; N of Lost Hills oil field, Kern Co. Comment
  CAS-BOT-BC170091  Atriplex vallicola R. F. Hoover 1946-6-16 6170 San Luis Obispo 1 mi. s. of Simmler, Carrizo Plain Comment
  UC767600  Avena fatua R. F. Hoover 1934-12-17 79 Stanislaus Modesto Comment
  UC766943  Azolla filiculoides R. F. Hoover 1935-3-1 257 Stanislaus Grayson Comment
  CAS-BOT-BC99499  Baccharis pilularis R. F. Hoover 1946-9-21 6428 c San Luis Obispo East shore of Morro Bay, south of mouth of Chorro Creek Comment
  RSA216714  Baccharis pilularis Robert F. Hoover 1966-9-13 10004 San Luis Obispo Ragged Point Comment
  OBI16966  Baccharis pilularis var. consanguinea Robert F. Hoover 1947-8-9 7363 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz Comment
  CAS-BOT-BC99635  Baccharis plummerae R. F. Hoover 1949-9-9 7757 San Luis Obispo Forks of San Simeon Creek Comment
  OBI16951  Baccharis plummerae subsp. glabrata Robert F. Hoover 1949-9-9 7757 San Luis Obispo Forks of San Simeon Crk Comment
  CAS-BOT-BC99755  Baccharis salicifolia R. F. Hoover 1964-5-10 8749 San Luis Obispo Near Estrella Comment
  OBI16948  Baccharis salicifolia Robert F. Hoover 1953-5-16 8300 San Luis Obispo Grant Lake Comment
  UC761939  Balsamorhiza macrolepis R. F. Hoover 1939-5-10 4092 Placer Lincoln Comment
  JEPS32251  Balsamorhiza sagittata R. F. Hoover 1936-6-29 1432 Alpine s slope of Bald Peak Comment
  CAS-BOT-BC100207  Benitoa occidentalis R. F. Hoover 1946-10-6 6470 Fresno North side of Parkfield Grade Comment
  UC761921  Benitoa occidentalis R. F. Hoover 1938-10-9 3884 San Benito first ridge on Hernandez Road off Hollister-King City Road Comment
Read comments
Jul 28 2015
  UC771645  Benitoa occidentalis R. F. Hoover 1946-10-6 6472 Fresno Upper Waltham Creek Comment
  UC767013  Berberis pinnata R. F. Hoover 1941-2-2 4739 Marin nw Inverness (Inverness Ridge) Comment
  UC595977  Bergia texana R. F. Hoover 1938-7-10 Stanislaus 12 mi. e. of Waterford Comment
  UCR40254  Berula erecta D. A. Hoover 1985-6-20 592 San Bernardino Little San Bernardino Mountains, Big Morongo Preserve in Big Morongo Canyon, south of town of Morongo Valley 747 Comment
  JEPS32545  Bidens laevis R. F. Hoover 1934-9-15 9 Stanislaus Modesto Comment
  CAS-BOT-BC100288  Blennosperma nanum var. nanum R. F. Hoover 1939-2-25 3890 Stanislaus 10 mi. w. of Modesto Comment
  UC762509  Blennosperma nanum var. nanum Robert F. Hoover 1937-3-25 1641 Stanislaus near, e side of San Joaquin River Crow's Landing bridge; San Joaquin River Comment
  CAS-BOT-BC105953  Blennosperma nanum var. nanum R. F. Hoover 1952-4-10 8108 San Luis Obispo 1 mi. s. of simmler, Carrizo Plain Comment
  CAS-BOT-BC127816  Blepharizonia laxa R. F. Hoover 1952-11-2 8278 San Luis Obispo Caliente Mt. along ridge Comment
  CAS-BOT-BC127847  Blepharizonia laxa R. F. Hoover 1940-12-1 4707 Stanislaus Lower Del Puerto Canyon Comment
  UC761866  Blepharizonia laxa R. F. Hoover 1937-9-2 2710 Contra Costa 1 mi s of Pittsburg Comment
  UC771737  Blepharizonia laxa R. F. Hoover 1946-10-6 6473 Kings near summit Kettleman Hills Comment
  CAS-BOT-BC127820  Blepharizonia laxa R. F. Hoover 1946-9-22 6436 San Luis Obispo West of Paso Robles on road to Adelaida Comment
  OBI16921  Blepharizonia laxa Robert F. Hoover 1965-9-18 9588 San Luis Obispo Highland district (site of former Highland school) Comment
  OBI16923  Blepharizonia laxa Robert F. Hoover 1966-10-8 10149 San Luis Obispo Pass at SE end of Carrizo Plain Comment
  JEPS18818  Blepharizonia plumosa R. F. Hoover 1937-9-2 2708 Contra Costa Walnut Creek Comment
  UC596244  Blepharizonia plumosa R. F. Hoover 1937-8-31 2704 Contra Costa Pittsburg Comment
  UC761865  Blepharizonia plumosa R. F. Hoover 1937-9-2 2708 Contra Costa Walnut Creek Comment
  UC1296358  Bloomeria crocea R. F. Hoover 1955-6-30 8361 San Luis Obispo w. Pozo (Rinconada Mine. Also east through La Panza Range); Rinconada Mine Comment
  GH378806  Boechera lyallii R. F. Hoover 1940-8-1 4487 Unknown Ridge east of Emigrant Meadow Comment
  CAS-BOT-BC14549  Boechera pulchra R. F. Hoover 1952-5-24 8203 San Luis Obispo Caliente Mountain. Comment
  RSA41142  Boisduvalia cleistogama Robert F. Hoover 1937-5-19 2242 Butte 10 miles northwest of Chico Comment
  RSA41144  Boisduvalia cleistogama Robert F. Hoover 1936-4-30 1069 Sacramento 5 miles northwest of Thornton Comment
  RSA41171  Boisduvalia cleistogama Robert F. Hoover 1938-11-21 3889 Fresno Near Pinedale on road to Friant Comment
  RSA41173  Boisduvalia cleistogama Robert F. Hoover 1935-5-7 562 Merced Near Athlone, San Joaquin Valley Comment
  RSA43103  Boisduvalia glabella Robert F. Hoover 1946-6-30 6268 San Luis Obispo 4 mi. SE of Santa Margarita Comment
  CAS-BOT-BC31043  Bolboschoenus maritimus Robert Francis Hoover 1964-7-11 9165 San Luis Obispo Edna marsh Comment
  CAS-BOT-BC95395  Bowlesia incana R. F. Hoover 1967-4-5 10348 San Luis Obispo Between San Juan River and Carrizo Plain on Highway 58 Comment
  UC765492  Bowlesia incana Robert F. Hoover 1935-3-1 278 Stanislaus Grayson Comment
  UC764839  Brassica rapa R. F. Hoover 1938-4-1 2957 Santa Clara Morgan Hill Comment
  CAS-BOT-BC106206  Brickellia californica R. F. Hoover 1946-10-13 6496 Santa Barbara Cuyama River Canyon near Clear Creek Comment
  JEPS18640  Brickellia californica R. F. Hoover 1938-9-9 3830 Tuolumne Head of Moccasin Creek Comment
  UC1285244  Brickellia californica R. F. Hoover 1946-10-20 6517 San Luis Obispo just below junction of Arroyo Seco (Upper Huasna River); Upper Huasna River Comment
  UC761991  Brickellia grandiflora R. F. Hoover 1940-8-3 4524 Tuolumne Relief Station Comment
  CAS-BOT-BC100588  Brickellia nevinii R. F. Hoover 1952-11-1 8267 San Luis Obispo Caliente Mt. Comment
  UC1285239  Brickellia nevinii R. F. Hoover 1952-9-9 8331 San Luis Obispo Caliente Mt. Comment
  OBI22477  Briza maxima Robert F. Hoover 1965-5-22 9381 San Luis Obispo Cambria, among pines N of town Comment
  SEINET4182957 Image available Briza maxima Robert F. Hoover 1941-5-14 5102 Sonoma Hills north of Bodega. Comment
  UC768694  Briza maxima Robert F. Hoover 1941-5-14 5102 Sonoma hills n Bodega Comment
  OBI22482  Briza minor Robert F. Hoover 1947-5-25 7219 San Luis Obispo Cambria Comment
  UC1146323  Briza minor R. F. Hoover 1965-5-22 9382 San Luis Obispo Cambria; n of town Comment
  JEPS5495 Image available Brodiaea appendiculata R. F. Hoover 1936-4-29 1040 Stanislaus Warnerville; ; Warnerville, Stanislaus Co. Comment
  UC768438  Brodiaea appendiculata R. F. Hoover 1936-4-29 1040 Stanislaus Warnerville Comment
  UC768449  Brodiaea appendiculata R. F. Hoover 1936-4-30 1058 San Joaquin Farmington Comment
  UC768439  Brodiaea appendiculata R. F. Hoover 1939-5-10 4089 Placer Lincoln Comment
  UC768722  Brodiaea californica var. californica R. F. Hoover 1936-5-21 1172 Butte 3 mi n Cana Comment
  UC768706  Brodiaea coronaria subsp. coronaria R. F. Hoover 1936-5-20 1141 Sutter Riego Comment
Read comments
Jun 17 2014
  UC768718  Brodiaea coronaria subsp. coronaria R. F. Hoover 1936-5-20 1154 Butte 10 mi sw Oroville Comment
  CAS-BOT-BC457059  Brodiaea coronaria subsp. coronaria R. F. Hoover 1939-5-10 4095 Placer 2 miles se of Sheridan Comment
  UC1392860  Brodiaea elegans subsp. elegans R. F. Hoover 1968-6-3 11145 Tuolumne Phoenix Lake Road 2 mi e Sonora Comment
  UC768453  Brodiaea elegans subsp. elegans R. F. Hoover 1938-6-19 3618 Tuolumne 3 mi e Sonora Comment
  UC768624  Brodiaea elegans subsp. elegans R. F. Hoover 1938-6-14 3606 Sonoma 2 mi se Healdsburg Comment
  CAS-BOT-BC484262  Brodiaea elegans var. elegans R. F. Hoover 1965-6-24 9450 Placer 2 mi. n. of Auburn on road to Grass Valley (Highway 49) Comment
  UC768619  Brodiaea jolonensis R. F. Hoover 1939-5-3 4075 Monterey Jolon Comment
  CAS-BOT-BC27867  Brodiaea minor Robert Francis Hoover 1936-4-13 963 Merced 5 miles N of Snelling Comment
  UC768605  Brodiaea minor R. F. Hoover 1937-5-19 2298 Tehama 6 mi s Corning Comment
  UC768606  Brodiaea minor R. F. Hoover 1936-5-21 1191 Shasta 3 mi n Redding Comment
  JEPS5511  Brodiaea nana R. F. Hoover 1936-4-29 1048 Stanislaus Warnerville Comment
  SEINET196584  Brodiaea pallida Robert F. Hoover 1938-1 Tuolumne Comment
  UC768707  Brodiaea terrestris subsp. kernensis R. F. Hoover 1938-5-28 3486 San Benito Hollister Airport Comment
  UC1296352  Brodiaea terrestris subsp. kernensis R. F. Hoover 1950-4-30 7865 San Luis Obispo La Panza Road 17 mi e Creston (sunny slope) Comment
  CAS-BOT-BC144274  Bromus arenarius R. F. Hoover 1947-5-9 7135 San Luis Obispo Calf Canyon east of Santa Margarita. Comment
  CAS-BOT-BC148964  Bromus carinatus var. carinatus R. F. Hoover 1947-4-18 6952 San Luis Obispo Mouth of San Simeon Creek on bluff above beach. Comment
  OBI22379  Bromus catharticus Robert F. Hoover 1949-4-26 7635 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC155750  Bromus diandrus R. F. Hoover 1964-4-14 8715 San Luis Obispo San Luis Obispo. Comment
  UC1153382  Bromus grandis R. F. Hoover 1950-6-20 7987 San Luis Obispo 6 mi w of Templeton (on road to Cambria) Comment
  UC766914  Bromus grandis Robert F. Hoover 1941-5-25 5260 Monterey Santa Luica Mts., Mill Creek Comment
  RSA201563  Bromus grandis Robert F. Hoover 1950-6-21 7998 San Luis Obispo Between Rocky Butte & Pine Mt., Santa Lucia Mts. Comment
  UC766829  Bromus hordeaceus R. F. Hoover 1937-5-6 2079 San Joaquin 5 mi se of Stockton Comment
  CAS-BOT-BC162305  Bromus madritensis R. F. Hoover 1949-5-14 7678 San Luis Obispo Rocky Butte district, above San Simeon. Comment
  RSA201559  Bromus madritensis Robert F. Hoover 1949-5-14 7678 San Luis Obispo Rocky Butte district, above San Simeon. Comment
  UC766828  Bromus madritensis subsp. rubens R. F. Hoover 1935-3-2 298 Merced 10 mi e of Turlock Comment
  OBI22392  Bromus madritensis subsp. rubens Robert F. Hoover 1968-4-16 11028 San Luis Obispo Cuyama River at "Gypsum Cyn bridge" north side of river Comment
  UC766912  Bromus orcuttianus R. F. Hoover 1941-6-29 5391 Tuolumne Road from Long Barn to Hull's Meadow Comment
  CAS-BOT-BC162027  Bromus pseudolaevipes R. F. Hoover 1964-5-14 8861 San Luis Obispo See Canyon. Comment
  OBI22416  Bromus pseudolaevipes Robert F. Hoover 1946-6-15 6148 San Luis Obispo Rinconada Mine (W of Pozo) Comment
  OBI22417  Bromus pseudolaevipes Robert F. Hoover 1947-5-30 7237 San Luis Obispo Huasna district Comment
  OBI22415  Bromus pseudolaevipes Robert F. Hoover 1947-5-14 7170 San Luis Obispo Steiner Crk ("Serrano Cyn") Comment
  RSA335343  Bromus rubens D. A. Hoover 1985-3-16 49 San Bernardino Top of Yucca Ridge Trail. 777 Comment
  UC1146329  Bromus trinii R. F. Hoover 1965-5-14 9361 San Luis Obispo Santa Lucia Range, East Fork Corral de Peidra Creek Corral de Peidra Creek; Santa Lucia Range, Corral de Peidra Creek Comment
  SEINET7547865 Image available Bulbostylis capillaris Robert F. Hoover 1938-7-15 3651 Tuolumne [No loc] Comment
  UC765079  Cakile edentula R. F. Hoover 1941-2-12 4755 San Mateo Half Moon Bay Comment
  UC765080  Cakile maritima R. F. Hoover 1941-2-12 4753 San Mateo Half Moon Bay Comment
  OBI22354  Calamagrostis koelerioides Robert F. Hoover 1968-6-7 11165 San Diego Hills W of Ramona (Barona Valley) Comment
  CAS-BOT-BC233926  Calandrinia breweri R. F. Hoover 1947-3-26 6742 San Luis Obispo Just south of Price Canyon Comment
  CAS-BOT-BC233929  Calandrinia breweri R. F. Hoover 1947-3-19 6697 San Luis Obispo Oak Park district Comment
  CAS-BOT-BC233932  Calandrinia breweri R. F. Hoover 1951-4-15 8041 San Luis Obispo Stoney Creek, tributary of Huasna River Comment
  OBI10813  Calandrinia breweri Robert F. Hoover 1951-4-15 8041 San Luis Obispo Stoney Crk, tributary of Huasna River Comment
  UC1285064  Calandrinia breweri R. F. Hoover 1951-4-15 8041 San Luis Obispo Stony Creek (tributary of Huasna River) Comment
  CAS-BOT-BC167334  California macrophylla R. F. Hoover 1949-4-21 7623 San Luis Obispo 14 mi. E. of Creston on La Panza Rd. Comment
  OBI20937  Callitriche marginata Robert F. Hoover 1965-4-25 9351 San Luis Obispo Cambria, N of town Comment
  RSA216828  Calochortus clavatus var. recurvifolius Robert F. Hoover 1969-7-17 11478 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  UC1296323  Calochortus luteus R. F. Hoover 1955-6-14 8358 San Luis Obispo 2 mi n Arroyo de la Cruz (on State Highway 1) Comment
  CAS-BOT-BC490547  Calochortus luteus R. F. Hoover 1968-5-28 11131 Shasta Oak Run Road. Comment
  CAS-BOT-BC492534  Calochortus luteus R. F. Hoover 1969-7-5 11423 San Luis Obispo Pine woods north of Cambria Comment
  UC1392707  Calochortus luteus R. F. Hoover 1968-6-19 11179 Monterey Los Laureles Grade from Carmel Valley Comment
  CAS-BOT-BC132494  Calochortus pulchellus R. F. Hoover 1968-5-16 11092 Contra Costa Upper Marsh Creek Comment
  CAS-BOT-BC496871  Calochortus venustus R. F. Hoover 1955-6-6 8363 Santa Barbara Pt. Sal Ridge Comment
  CAS-BOT-BC273403  Calycadenia fremontii R. F. Hoover 1940-9-22 4619 Tehama Northeast of Red Bluff Comment
  JEPS20698  Calycadenia hooveri R. F. Hoover 1937-6-8 2391 Stanislaus between Warnerville and Knight's Ferry Comment
  CAS-BOT-BC106110  Calycadenia hooveri R. F. Hoover 1966-8-31 9959 Stanislaus North of Warnerville Comment
  CAS-BOT-BC270716  Calycadenia multiglandulosa R. F. Hoover 1967-6-16 10637 Tuolumne 3 miles S of Chinese Camp Comment
  OBI16891  Calycadenia multiglandulosa Robert F. Hoover 1967-6-16 10637 Tuolumne 3 mi S of Chinese camp Comment
  CAS-BOT-BC270031  Calycadenia multiglandulosa R. F. Hoover 1937-6-30 2581 Tulare Sand Creek Valley, E of Orange Cove Comment
  CAS-BOT-BC270607  Calycadenia multiglandulosa R. F. Hoover 1947-9-21 7404 Monterey Cholame Valley 9 miles S of Parkfield Comment
  OBI16893  Calycadenia multiglandulosa Robert F. Hoover 1947-9-21 7404 Monterey Cholame Valley 9 mi S of Parkfield Comment
  UC1357608  Calycadenia spicata R. F. Hoover 1966-8-31 9960 Stanislaus Warnerville Comment
  UC762516  Calycadenia spicata R. F. Hoover 1934-9-16 174 Stanislaus 8 mi e Oakdale Comment
  UC762517  Calycadenia spicata R. F. Hoover 1938-7-30 3708 Amador 3 mi w of Ione Comment
  CAS-BOT-BC275438  Calycadenia spicata R. F. Hoover 1937-7-3 2595 Stanislaus Near La Grange, on road to Snelling Comment
  OBI39873  Calyptridium monandrum D. Hoover 1985-3-17 76 San Bernardino Big Morongo Preserve. Hill S of the Barn Loop Trl 762 Comment
  JEPS31655  Calystegia R. F. Hoover 1937-6-3 2357 Stanislaus In Sierra Nevada foothills as far s as Stanislaus County (Knights Ferry); Sierra Nevada foothills, Knights Ferry Comment
  CAS-BOT-BC221404  Calystegia longipes R. F. Hoover 1966-7-13 9895 San Luis Obispo 5 1/2 mi. se. of Santa Margarita. West of Salinas River opposite Pilitas Creek Comment
  CAS-BOT-BC221410  Calystegia longipes R. F. Hoover 1947-4-20 6968 San Luis Obispo Hill above Salinas River opposite mouth of Pilitas Creek Comment
  CAS-BOT-BC221389  Calystegia macrostegia subsp. cyclostegia R. F. Hoover 1966-10-7 10122 San Luis Obispo Cuyama River at mouth of Chimney Canyon Comment
  CAS-BOT-BC221168  Calystegia malacophylla subsp. pedicellata R. F. Hoover 1966-5-11 9848 San Luis Obispo Between Santa Margarita and Atascadero, crossing of Santa Barbara Road and Highway 101 Comment
  RSA41311  Camissonia campestris subsp. campestris Robert F. Hoover 1941-3-24 4811 Kings Tar Canyon road, in foothills southwest of Avenal Comment
  UC764049  Camissonia campestris subsp. campestris R. F. Hoover 1937-4-10 1777 Fresno 9 mi s Kerman Comment
  OBI11987  Camissonia campestris subsp. campestris Robert F. Hoover 1952-4-10 8103 San Luis Obispo La Panza district, just W of San Juan river Comment
  OBI11986  Camissonia campestris subsp. obispoensis Robert F. Hoover 1947-4-20 6993 San Luis Obispo Yaro Crk district N of Pozo Comment
  RSA41313  Camissonia cheiranthifolia subsp. cheiranthifolia Robert F. Hoover 1941-5-21 5149 Marin Point Reyes Comment
  UC763983  Camissonia contorta Robert F. Hoover 1936-4-5 889 Stanislaus Modesto Comment
  UCR162978  Camissonia pallida D. A. Hoover 1985-3-17 067 San Bernardino Little San Bernardino Mountains, Big Morongo Preserve of the Nature Conservancy, south of Morongo Valley, in a small wash off the Canyon Trail 0.5 mi downstream from the Kiosk 732 Comment
  UCR97207  Camissonia pallida D. Hoover 1986-4-6 743 San Bernardino Little San Bernardino Mtns/Southern Mojave Desert, Big Morongo Preserve, south of Morongo Valley, W bank of main wash north of Desert Wash Trail 823 Comment
  CAS-BOT-BC160290  Camissoniopsis cheiranthifolia subsp. cheiranthifolia R. F. Hoover 1964-6-13 9092 San Luis Obispo Point Sierra Nevada, just north of Arroyo de la Cruz Comment
  OBI12014  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Robert F. Hoover 1947-7-11 7299 San Luis Obispo S end of Morro Bay Comment
  OBI11900  Camissoniopsis hirtella Robert F. Hoover 1967-5-5 10524 San Luis Obispo Ridge NW of Cuesta Pass Comment
  OBI11899  Camissoniopsis micrantha Robert F. Hoover 1947-4-26 7099 San Luis Obispo 10 mi E of Creston on La Panza rd Comment
  UC764575  Campanula griffinii Robert F. Hoover 1941-6-7 5310 Sonoma two mi se Monte Rio (on road to Camp Meeker) Comment
  UC762891  Cardamine californica R. F. Hoover 1938-2-22 2771 Solano American Canyon Comment
Read comments
Jan 23 2015
  CAS-BOT-BC37647  Cardamine californica R. F. Hoover 1947-1-4 6582 San Luis Obispo Upper Arroyo Grande 6 miles above County Park. Comment
  UC1296156  Cardamine californica var. californica R. F. Hoover 1947-1-4 6582 San Luis Obispo 6 mi above County Park (Upper Arroyo Grande); , above County Park Comment
  GH378994  Cardamine californica var. integrifolia R. F. Hoover 1938-2-22 2771 Unknown American Canyon Comment
  HSC104077  Carduus pycnocephalus L. Hoover, S. Carothers 2002-6-27 Trinity Six Rivers National Forest; Shannon Butte Comment
  CAS-BOT-BC19678  Carex brainerdii Robert Francis Hoover 1941-6-15 5350 Tuolumne Trail from Brightman Flat to Eagle Meadow. Comment
  OBI6453  Carex cusickii Robert F. Hoover 1950-5-11 7906 San Luis Obispo Upper Arroyo Grande above County park Comment
  OBI6440  Carex globosa Robert F. Hoover 1950-5-30 7940 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  UC1153403  Carex globosa R. F. Hoover 1964-5-15 8887 San Luis Obispo s San Carpoforo Creek; Pine Top Mt. Comment
  OBI6437  Carex globosa Robert F. Hoover 1946-6-23 6184 San Luis Obispo Summit at head of Carpenter Cyn, N of Arroyo Grande Comment
  CAS-BOT-BC146606  Carex gynodynama Robert F. Hoover 1942-6-12 5900 Monterey West side of Huckleberry Hill Comment
  OBI6411  Carex harfordii Robert F. Hoover 1947-3-19 6698 San Luis Obispo Oak Park district Comment
  OBI6417  Carex harfordii Robert F. Hoover 1947-6-2 7259 San Luis Obispo Cambria Comment
  UC767034  Carex hassei R. F. Hoover 1939-7-21 4142 Tuolumne n side of Pigeon Flat Pigeon Flat Comment
  UC766058  Carex lenticularis var. lipocarpa R. F. Hoover 1936-7-3 1472 Tuolumne Eagle Meadow Comment
  CAS-BOT-BC119429  Carex nudata R. F. Hoover 1947-3-23 6720 San Luis Obispo Rinconada Mine, W of Pozo Comment
  CAS-BOT-BC119432  Carex nudata R. F. Hoover 1964-5-13 8843 San Luis Obispo Santa Rita Creek W of Templeton. Comment
  OBI22645  Carex nudata Robert F. Hoover 1964-5-13 8828 San Luis Obispo Tassajera Crk Comment
  OBI22646  Carex nudata Robert F. Hoover 1947-3-23 6720 San Luis Obispo Rinconada Mine, W of Pozo Comment
  OBI22647  Carex nudata Robert F. Hoover 1947-3-21 6706 San Luis Obispo Calif Polytechnic campus Comment
  UC767140  Carex nudata R. F. Hoover 1941-5-10 5015 Lake St. Helena Creek 2 mi S of Middletown Comment
  OBI6397  Carex obispoensis Robert F. Hoover 1947-5-24 7208 San Luis Obispo Rinconada Mine Comment
  OBI6400  Carex obispoensis Robert F. Hoover 1958-3-26 8436 San Luis Obispo Ridge of Santa Lucia Mts NW of Cuesta Pass Comment
  SD71402  Carex obispoensis R. F. Hoover 1958-3-26 8436 San Luis Obispo Ridge of Santa Lucia Mountains; northwest of Cuesta Pass. Comment
  OBI23535  Carex obnupta Robert F. Hoover 1969-9-23 11608 San Luis Obispo Morro Bay, S end Comment
  CAS-BOT-BC117322  Carex spissa R. F. Hoover 1947-4-27 7113 San Luis Obispo Morro Creek, above base of grade on Hwy to Atascadero along rivulets. Comment
  CAS-BOT-BC117323  Carex spissa R. F. Hoover 1947-4-27 7113 San Luis Obispo Morro Creek, above base of grade on Hwy to Atascadero along rivulets. Comment
  OBI22668  Carex subbracteata Robert F. Hoover 1948-5-22 7535 San Luis Obispo 7 mi W of Templeton on rd to Cambria Comment
  UC767130  Carex subbracteata Robert F. Hoover 1941-5-12 5062 Marin head Drake's Estero Comment
  CAS-BOT-BC116848  Carex subbracteata var. subbracteata R. F. Hoover 1948-5-22 7535 San Luis Obispo 7 miles W of Templeton on road to Cambria Comment
  OBI22669  Carex subfusca Robert F. Hoover 1936-6-18 1332 Alpine Douglas Station Comment
  CAS-BOT-BC115549  Carex tumulicola R. F. Hoover 1964-6-7 8989 San Luis Obispo San Carpoforo Creek just above Windy Point. Comment
  OBI22636  Carex tumulicola Robert F. Hoover 1964-6-7 8989 San Luis Obispo San Carpoforo Crk just above Windy Point Comment
  OBI22637  Carex tumulicola Robert F. Hoover 1950-5-30 7944 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  CAS-BOT-BC248922  Castilleja R. F. Hoover 1952-5-25 8222 San Luis Obispo Caliente Mt. Comment
  OBI9665  Castilleja affinis Robert F. Hoover 1967-5-6 10556 San Luis Obispo S of Oso Flaco Lake Comment
  OBI9669  Castilleja affinis Robert F. Hoover 1950-5-13 7912 San Luis Obispo Near Oso Flaco Lake Comment
  UC765666  Castilleja affinis subsp. neglecta R. F. Hoover 1939-4-8 3961 Marin Tiburon Comment
  UC765536  Castilleja applegatei subsp. disticha R. F. Hoover 1938-8-17 3779 Mariposa Bridalveil Creek canyon; above the falls Comment
  JEPS35317  Castilleja applegatei subsp. martinii R. F. Hoover 1964-5-11 8793 San Luis Obispo near Mountain Springs Camp Comment
Read comments
Jun 26 2013
  UC765537  Castilleja applegatei subsp. pallida R. F. Hoover 1936-6-20 1363 Tuolumne Eagle Peak Comment
  UC1314911  Castilleja attenuata R. F. Hoover 1967-4-5 10346 San Luis Obispo between San Juan River and Carrizo Plain (on Highway 58) Comment
  JEPS3772  Castilleja brevistyla R. F. Hoover 1940-3-22 4238 Fresno 9 mi s Mendota Comment
  RSA516634  Castilleja brevistyla Robert F. Hoover 1940-3-23 4263 Kings Kettleman Hills above Avenal, Comment
  JEPS4558  Castilleja campestris subsp. campestris R. F. Hoover 1937-5-18 2201 Sacramento Rio Linda Comment
  UC595975  Castilleja campestris subsp. campestris R. F. Hoover 1937-5-4 2028 Stanislaus 2 mi s Oakdale Comment
  OBI9407  Castilleja densiflora subsp. gracilis Robert F. Hoover 1967-4-8 10373 San Luis Obispo Carrizo Plain near N end of Soda Lake Comment
  UC1315042  Castilleja densiflora subsp. gracilis R. F. Hoover 1967-4-8 10369 San Luis Obispo 18 mi se Creston (on La Panza road) Comment
  UC596333  Castilleja exserta R. F. Hoover 1935-3-18 379 Stanislaus near Grayson (on e side of San Joaquin River); San Joaquin River Comment
  UC1392666  Castilleja exserta R. F. Hoover 1968-4-16 11020 San Luis Obispo Gypsum Canyon bridge Cuyama River (n side of Cuyama River) Comment
  UC1392990  Castilleja exserta Robert F. Hoover 1969-5-16 11311 Monterey Marina Comment
  JEPS10400  Castilleja exserta subsp. exserta R. F. Hoover 1935-3-30 454 Kern between Lost Hills and Semitropic Comment
  JEPS35082  Castilleja exserta subsp. exserta R. F. Hoover 1964-6-6 8963 San Luis Obispo Los Osos Comment
  JEPS10395  Castilleja exserta subsp. latifolia R. F. Hoover 1941-5-25 5243 Monterey near Pacific Grove (on road to Carmel) Comment
  JEPS7437  Castilleja exserta subsp. latifolia R. F. Hoover 1948-6-7 7543 San Luis Obispo 1.8 mi n Arroyo de la Cruz (on State Highway 1) Comment
  OBI9709  Castilleja foliolosa Robert F. Hoover 1947-3-26 6758 San Luis Obispo Oak Park district Comment
  OBI9679  Castilleja latifolia Robert F. Hoover 1950-5-30 7948 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  UC765667  Castilleja lemmonii R. F. Hoover 1940-8-1 4472 Tuolumne upper end Emigrant Lake Comment
  OBI9658  Castilleja miniata var. miniata Robert F. Hoover 1947-8-8 7357 San Luis Obispo Oceano Comment
  CAS-BOT-BC241097  Castilleja mollis R. F. Hoover 1950-5-13 7912 San Luis Obispo Near Oso Flaco Lake Comment
  CAS-BOT-BC241068  Castilleja plagiotoma R. F. Hoover 1967-3-27 10276 San Luis Obispo Chalk Mt., Cuyama Valley Comment
  UC1315059  Castilleja plagiotoma R. F. Hoover 1967-4-16 10477 San Luis Obispo near n end Elkhorn Plains (canyon in the Temblor Range); Temblor Range Comment
  UC765665  Castilleja subinclusa subsp. franciscana R. F. Hoover 1939-4-8 3969 Marin Stinson Beach Comment
  JEPS4334  Castilleja tenuis R. F. Hoover 1936-7-14 1558 Tuolumne Eagle Meadow Comment
  CAS-BOT-BC38256  Caulanthus anceps R. F. Hoover 1952-4-8 8074 San Luis Obispo La Panza district. Comment
  OBI14941  Caulanthus anceps Robert F. Hoover 1958-3-19 8417 San Luis Obispo S end of Soda Lake, Carrizo plain Comment
  RSA201579  Caulanthus anceps Robert F. Hoover 1958-3-19 8417 San Luis Obispo South of Soda Lake, Carrizo Plain. Comment
  OBI14929  Caulanthus californicus Robert F. Hoover 1958-1 San Luis Obispo Comment
  UC764951  Caulanthus cooperi R. F. Hoover 1938-4-16 3130 Kern 2 mi n Rosamond; n of Rosamond Comment
  CAS-BOT-BC40961  Caulanthus coulteri R. F. Hoover 1949-4-12 7595 Santa Barbara Cuyama Canyon 12 miles below Gypusm Canyon Highway Bridge, south side of river. Comment
  GH379088  Caulanthus coulteri var. lemmonii R. F. Hoover 1938-4-2 2982 Unknown Lower Arroyo Seco canyon (small ravine to north) Comment
  CAS-BOT-BC40457  Caulanthus inflatus R. F. Hoover 1969-4-14 11240 San Bernardino 6 miles east of Kramer Junction. Comment
  UC765006  Caulanthus inflatus Robert F. Hoover 1935-3-29 415 Fresno Flood-plain Little Panoche Creek Comment
  CAS-BOT-BC40461  Caulanthus inflatus R. F. Hoover 1950-4-2 7795 San Luis Obispo 6 miles east of Simmler, Carrizo Plain. Comment
  OBI14898  Caulanthus lasiophyllus Robert F. Hoover 1967-3-27 10296 San Luis Obispo Chalk Mt, N side of Cuyama Valley Comment
  CAS-BOT-BC39496  Caulanthus lemmonii R. F. Hoover 1967-4-9 10404 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain. Comment
  OBI14885  Caulanthus lemmonii Robert F. Hoover 1952-4-8 8076 San Luis Obispo La Panza District Comment
  CAS-BOT-BC48991  Ceanothus cuneatus R. F. Hoover 1947-2-23 6620 San Luis Obispo Upper Arroyo Grande 6 mi. above County Park Comment
  CAS-BOT-BC49022  Ceanothus cuneatus R. F. Hoover 1948-3-27 7433 San Luis Obispo Steiner Creek near San Luis Obispo Comment
  UC1392755  Ceanothus cuneatus var. fascicularis R. F. Hoover 1968-12-26 11181 San Luis Obispo Los Osos Comment
  CAS-BOT-BC49079  Ceanothus cuneatus var. ramulosus R. F. Hoover 1954-2-7 8334 San Luis Obispo Mesa west of Nipomo Comment
  OBI10255  Ceanothus dentatus Robert F. Hoover 1964-3-1 8640 Monterey S edge of Monterey airport Comment
  GH349319  Ceanothus foliosus R. F. Hoover 1939-4-8 3970 Unknown South base of Mt. Tamalpais Comment
  OBI10526  Ceanothus foliosus Robert F. Hoover 1947-5-31 7241 San Luis Obispo Pine Mtn of la Panza range Comment
  UC1276238  Ceanothus foliosus var. medius R. F. Hoover 1964-4-15 8723 San Luis Obispo ridge to nw. Cuesta Pass Comment
  UC765879  Ceanothus fresnensis R. F. Hoover 1937-6-26 2541 Tuolumne Confidence Comment
  UC765880  Ceanothus fresnensis R. F. Hoover 1937-6-24 2516 Tuolumne Ridge between Long Barn and Cold Springs. Comment
  OBI10256  Ceanothus hearstiorum Robert F. Hoover 1952-5-10 8162 San Luis Obispo Near mouth of Arroyo de la Cruz, (just S of) Comment
  UC1392845  Ceanothus hearstiorum R. F. Hoover 1968-4-20 11066 San Luis Obispo Mesa summit S of Arroyo de la Cruz Comment
  GH349681  Ceanothus jepsonii R. F. Hoover 1939-4-18 4042 Unknown Occidental Comment
  UC766014  Ceanothus jepsonii R. F. Hoover 1939-4-18 4042 Sonoma Occidental Comment
  UC762250  Ceanothus leucodermis R. F. Hoover 1941-4-19 4869 Stanislaus Middle part of Del Puerto Canyon Comment
  CAS-BOT-BC63542  Ceanothus leucodermis R. F. Hoover 1957-4-15 8379 San Luis Obispo Upper Arroyo Grande. 5 mi. above County Park. Comment
  CAS-BOT-BC51578  Ceanothus oliganthus var. sorediatus R. F. Hoover 1947-4-2 6865 San Luis Obispo Upper Arroyo Grande 6mi. above County Park Comment
  UC1276246  Ceanothus papillosus R. F. Hoover 1963-5-4 8555 San Luis Obispo Upper Coon Creek San Luis Range, Upper Coon Creek Comment
  CAS-BOT-BC51226  Ceanothus papillosus R. F. Hoover 1949-5-14 7683 San Luis Obispo Region of Rocky Butte, above San Simeon Comment
  OBI10364  Ceanothus rigidus Robert F. Hoover 1962-3-10 8535 Monterey Marina Comment
  OBI10330  Ceanothus thyrsiflorus Robert F. Hoover 1947-3-16 6682 San Luis Obispo San Carpoforo Crk Comment
  OBI10504  Ceanothus thyrsiflorus var. griseus Robert F. Hoover 1963-5-4 8558 San Luis Obispo Upper Coon crk, San Luis Range Comment
  OBI10502  Ceanothus thyrsiflorus var. griseus Robert F. Hoover 1963-5-4 8558 San Luis Obispo [Montana de Oro] Upper Coon Crk, San Luis Range Comment
  UC768849  Cenchrus longispinus R. F. Hoover 1934-10-21 61 Stanislaus Modesto Comment
  OBI16866  Centaurea solstitialis Robert F. Hoover 1964-7-9 9121 San Luis Obispo Santa Margarita, along railway Comment
  UC763205  Centaurium muehlenbergii R. F. Hoover 1935-6-12 660 Stanislaus Valley Home Comment
  UC763206  Centaurium muehlenbergii Robert F. Hoover 1935-6-12 649 San Joaquin Farmington Comment
  UC763207  Centaurium muehlenbergii R. F. Hoover 1937-6-8 2386 Stanislaus Warnerville Comment
  JEPS12557  Centromadia fitchii Robert F. Hoover 1934-9-16 178 Stanislaus Oakdale Comment
  OBI16181  Centromadia parryi subsp. congdonii Robert F. Hoover 1966-9-8 9963 Monterey In formerly cultivated field on Old Stage Road S of intersection of Old Natividad rd Comment
  UC1321351  Centromadia parryi subsp. congdonii R. F. Hoover 1966-9-8 9963 Monterey in field on Old Stage Road s of intersection with Old Natividad Road; Natividad Comment
  UC1392617  Centromadia parryi subsp. congdonii R. F. Hoover 1969-8-15 11545 San Luis Obispo valley w Mt. Bishop Comment
  OBI16183  Centromadia parryi subsp. congdonii Robert F. Hoover 1946-8-24 6332 San Luis Obispo Laguna near SLO Comment
  OBI16250  Centromadia pungens subsp. laevis Robert F. Hoover 1968-6-6 11150 Riverside 1 mi East of Perris Comment
  JEPS12581  Centromadia pungens subsp. pungens R. F. Hoover 1940-10-1 4657 Lassen between Janesville and Standish; Honey Lake Comment
  OBI16135  Centromadia pungens subsp. pungens Robert F. Hoover 1969-9-27 11622 San Benito San Felipe lake Comment
  OBI16136  Centromadia pungens subsp. pungens Robert F. Hoover 1965-9-19 9616 San Luis Obispo Near San Juan River, La Panza Ranch Comment
  CAS-BOT-BC400162  Ceratophyllum demersum R. F. Hoover 1967-10-7 10882 San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC400163  Ceratophyllum demersum R. F. Hoover 1964-8-14 9280 San Luis Obispo Oso Flaco Lake Comment
  OBI77916  Ceratophyllum demersum Robert F. Hoover 1964-8-14 9280 San Luis Obispo Oso Flaco Lake Comment
  OBI10210  Cercocarpus montanus var. glaber Robert F. Hoover 1950-6-5 7976 San Luis Obispo Ridge NW of Cuesta Pass Comment
  UC762515  Chaenactis alpigena R. F. Hoover 1940-8-1 4481 Tuolumne canyon above Emigrant Lake Comment
  UC596100  Chaenactis douglasii var. douglasii R. F. Hoover 1938-6-9 3549 Lake between Burns Valley and Borax Lake Comment
  CAS-BOT-BC283990  Chaenactis fremontii R. F. Hoover 1968-3-24 10941 San Bernardino S side of Pickhandle Pass, N of Barstow Comment
  OBI16849  Chaenactis fremontii Robert F. Hoover 1967-3-27 10293 San Luis Obispo Chalk Mt, cuyama Valley Comment
  OBI16853  Chaenactis fremontii Robert F. Hoover 1967-6-4 10599 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  UC1285393  Chaenactis fremontii R. F. Hoover 1952-4-19 8120 San Luis Obispo n side of lower Cuyama Valley Comment
  UC1285389  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1964-6-6 8960 San Luis Obispo Los Osos Comment
  UC596273  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1935-4-14 537 Stanislaus 13 mi e of Waterford (Gobin Ranch) Comment
  OBI16794  Chaenactis glabriuscula var. glabriuscula Robert F. Hoover 1947-3-30 6814 San Luis Obispo Middle Branch of Huerhuero Crk N of Wells Corner Comment
  CAS-BOT-BC277579  Chaenactis glabriuscula var. lanosa R. F. Hoover 1967-5-6 10527 San Luis Obispo At Jack Lake Comment
  UC1315067  Chaenactis glabriuscula var. lanosa R. F. Hoover 1967-3-22 10267 San Luis Obispo w of Simmler (hills at w edge of Carrizo Plain); Carrizo Plain Comment
  CAS-BOT-BC277576  Chaenactis glabriuscula var. lanosa R. F. Hoover 1950-4-18 7838 San Luis Obispo North edge of Santa Maria Valey s. of Nipomo Comment
  CAS-BOT-BC279630  Chaenactis stevioides R. F. Hoover 1952-4-20 8148 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  OBI16823  Chaenactis stevioides Robert F. Hoover 1952-5-25 8239 San Luis Obispo S end of Soda Lake, Carrizo Plain Comment
  OBI16821  Chaenactis stevioides Robert F. Hoover 1967-3-22 10257 San Luis Obispo Temblor Range E of Soda Lake, in second large cyn N from Crocker Grade Comment
  OBI77380  Chaenactis xantiana Robert F. Hoover 1965-4-15 9343 San Luis Obispo Hill W of Shell Crk, S slope Comment
  UC765108  Chamaesyce ocellata R. F. Hoover 1934-10-21 58 Merced Atwater Comment
  UC765116  Chamaesyce ocellata Robert F. Hoover 1936-6-10 1290 Stanislaus 10 mi s Modesto Comment
  UC765117  Chamaesyce ocellata Robert F. Hoover 1936-7-31 1584 Sacramento Galt Comment
  UC765109  Chamaesyce serpyllifolia R. F. Hoover 1934-10-20 59 Stanislaus 10 mi s Modesto Comment
  CAS-BOT-BC70088  Cheilanthes covillei R. F. Hoover 1947-1-5 6588 San Luis Obispo West slope of La Panza Range Comment
  UC767687  Chenopodium botrys Robert F. Hoover 1935-5-28 593 Merced Snelling Comment
  UC596374  Chenopodium californicum R. F. Hoover 1935-1-7 134 Stanislaus Modesto Comment
  UC767686  Chenopodium desiccatum R. F. Hoover 1934-10-21 120 Stanislaus Modesto Comment
  CAS-BOT-BC471336  Chenopodium leptophyllum R. F. Hoover 1965-8-27 9510 Stanislaus 12 miles E of Waterford Comment
  OBI17235  Chenopodium littoreum Robert F. Hoover 1966-5-15 9856 San Luis Obispo Jack Lake Comment
  UC768779  Chloris virgata R. F. Hoover 1936-10-3 1624 Stanislaus near Oakdale; near Oakdale Comment
  RSA201740  Chondrilla juncea Robert F. Hoover 1965-9-7 9545 San Luis Obispo Cuesta Pass Comment
  CAS-BOT-BC178924  Chorizanthe angustifolia R. F. Hoover 1964-7-11 9179 San Luis Obispo 3 mi NW of Nipomo Comment
  CAS-BOT-BC178982  Chorizanthe biloba R. F. Hoover 1946-6-16 6172 San Luis Obispo W slope of Carrizo Plain, at tops of grade leading from San Jaun River Comment
  UC1296113  Chorizanthe diffusa R. F. Hoover 1964-7-11 9184 San Luis Obispo 3 mi nw Nipomo; nw of Nipomo Comment
  UC1296117  Chorizanthe douglasii R. F. Hoover 1947-4-20 6969 San Luis Obispo Pilitas Creek district Comment
  UC1296119  Chorizanthe obovata R. F. Hoover 1946-6-2 6112 San Luis Obispo on road to Pozo 5 mi se Santa Margarita; se of Santa Margarita Comment
  CAS-BOT-BC252737  Chorizanthe palmeri R. F. Hoover 1964-7-11 9190 San Luis Obispo San Bernardino Creek east of Morro Bay Comment
  OBI11197  Chorizanthe palmeri Robert F. Hoover 1946-6-22 6180 San Luis Obispo Calif Polytechnic School range, San Luis Obispo Comment
  OBI11196  Chorizanthe palmeri Robert F. Hoover 1946-6-22 6181 Monterey Coastal slope below Mt. Mars Comment
  OBI11203  Chorizanthe polygonoides Robert F. Hoover 1950-3-31 7776 San Luis Obispo 18 mi E of Creston on La Panz Rd Comment
Read comments
May 27 2013
  CAS-BOT-BC252822  Chorizanthe polygonoides var. polygonoides R. F. Hoover 1952-5-6 8160 San Luis Obispo 18 mi. E of Creston on La Panza Road Comment
  NY32485  Chorizanthe pungens R. F. Hoover 1941-5-24 5223 Monterey This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CAS-BOT-BC255268  Chorizanthe staticoides R. F. Hoover 1946-6-16 6163 San Luis Obispo La Panza District Comment
  CAS-BOT-BC255272  Chorizanthe staticoides R. F. Hoover 1946-6-2 6124 San Luis Obispo La Panza district Comment
  UC1296124  Chorizanthe staticoides R. F. Hoover 1949-5-15 7693 San Luis Obispo on La Panza Road 18 mi e Creston; e of Creston Comment
  OBI11170  Chorizanthe watsonii Robert F. Hoover 1950-5-6 7889 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  OBI11161  Chorizanthe xanti Robert F. Hoover 1946-6-2 6132 San Luis Obispo W edge of Carrizo Plain, W of Simmler Comment
  OBI11163  Chorizanthe xanti Robert F. Hoover 1949-6-4 7751 San Luis Obispo At San Juan River on Pozo-Simmler Rd Comment
  CAS-BOT-BC255370  Chorizanthe xanti var. xanti R. F. Hoover 1967-6-4 10608 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain Comment
  GH344086  Chrysolepis chrysophylla R. F. Hoover 1938-9-18 3845 Unknown Tomales Point Comment
  OBI23317  Chylismia claviformis Robert F. Hoover 1969-4-14 11233 Riverside Palm Springs, just S of S city limit Comment
  UC763068  Chylismia claviformis subsp. claviformis R. F. Hoover 1938-4-16 3152 Kern Redrock Canyon Comment
  OBI9004  Cicuta douglasii Robert F. Hoover 1947-7-27 7337 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  SD71438  Cicuta maculata var. angustifolia R. F. Hoover 1947-7-27 7337 San Luis Obispo Black Lake Canyon, south of Arroyo Grande Comment
  OBI16754  Cirsium andersonii Robert F. Hoover 1967-9-5 10837 Placer Carnelian Bay, Lake Tahoe Comment
  OBI16752  Cirsium brevistylum Robert F. Hoover 1946-8-26 6362 San Luis Obispo Baywood Park Comment
  RSA201542  Cirsium fontinale var. obispoense Robert F. Hoover 1951-6-21 8025 San Luis Obispo San Simeon Creek just below forks Comment
  JEPS59134  Cirsium occidentale var. californicum R. F. Hoover 1936-4-29 1025 Stanislaus Kinght's Ferry Comment
  OBI16722  Cirsium occidentale var. lucianum Robert F. Hoover 1964-6-5 8932 San Luis Obispo Near summit of ridge W of upper Lopez Cyn Comment
  UC1276307  Cirsium occidentale var. occidentale R. F. Hoover 1964-6-6 8967 San Luis Obispo Los Osos Comment
  UC761993  Cirsium quercetorum R. F. Hoover 1941-5-14 5104 Marin near Tomales Comment
  OBI16719  Cirsium rhothophilum Robert F. Hoover 1950-5-13 7914 San Luis Obispo Near Oso Flaco Lake Comment
  UC1276309  Cirsium rhothophilum R. F. Hoover 1950-5-13 7914 San Luis Obispo near Oso Flaco L.; Oso Flaco Lake Comment
  UCR40280  Cirsium vulgare D. A. Hoover 1985-8-14 642 San Bernardino Little San Bernardino Mtns, Big Morongo Preserve, south of town of Morongo Valley, in Big Morongo Canyon. Beside the platform at the end of the cottonwood trail in cattail marsh at edge of riparian area 762 Comment
Read comments
Jun 15 2009
  RSA41298  Clarkia biloba subsp. biloba Robert F. Hoover 1937-6-3 2368 Tuolumne 3 miles north of Keystone Comment
  OBI12127  Clarkia cylindrica Robert F. Hoover 1947-5-24 7196 San Luis Obispo Pilitas Crk district Comment
  CAS-BOT-BC164339  Clarkia dudleyana Robert F. Hoover 1938-5-9 3378 Stanislaus Knight's Ferry Comment
  CAS-BOT-BC164341  Clarkia dudleyana Robert F. Hoover 1937-6-15 2452 Tuolumne Foot of grade below Confidence Comment
  CAS-BOT-BC172000  Clarkia epilobioides Robert F. Hoover 1941-4-23 4904 San Mateo Redwood City Hills Comment
  UC1005297  Clarkia lewisii A. N. Hoover, Mary Hoover 1955-5-23 220 San Benito e side Old Pinnacles; Pinnacles National Monument 457 Comment
Read comments
Apr 14 2008
  CAS-BOT-BC163303  Clarkia modesta R. F. Hoover 1938-5-8 3365 Stanislaus Del Puerto Canyon Comment
  OBI78328  Clarkia modesta Robert F. Hoover 1952-5-11 8198 San Luis Obispo Burned over at Navajo Camp, La Panza Range Comment
  UC762208  Clarkia modesta R. F. Hoover 1938-5-17 3470 Fresno e base Black Mt.; Big Sandy Valley Comment
  UC762849  Clarkia modesta R. F. Hoover 1938-5-16 3447 Madera near Chowchilla River (on Mariposa-Raymond road) Comment
  UCD104809  Clarkia modesta R. F. Hoover 1952-5-11 8198 San Luis Obispo San Luis Obispo County: Navajo Camp, La Panza Range. Comment
  OBI12099  Clarkia purpurea subsp. purpurea Robert F. Hoover 1968-5-28 11110 Shasta Redding Airport Comment
  OBI12104  Clarkia purpurea subsp. purpurea Robert F. Hoover 1947-4-25 7065 San Luis Obispo 2 mi S of Arroyo Grande Comment
  RSA41134  Clarkia purpurea subsp. quadrivulnera Robert F. Hoover 1936-4-29 1029 Stanislaus Knight s Ferry Comment
  UC762181  Clarkia purpurea subsp. quadrivulnera R. F. Hoover 1937-5-4 2034 Stanislaus 8 mi e Oakdale Comment
  CAS-BOT-BC165028  Clarkia rostrata Robert F. Hoover 1937-5-4 2022 Stanislaus 4 miles south of Oakdale Comment
  UC762215  Clarkia rostrata R. F. Hoover 1936-4-29 1035 Stanislaus Knight's Ferry Comment
  CAS-BOT-BC165243  Clarkia speciosa subsp. immaculata R. F. Hoover 1946-6-23 6185 San Luis Obispo Summit at head of Carpenter Canyon n. of Arroyo Grande Comment
  OBI12086  Clarkia speciosa subsp. immaculata Robert F. Hoover 1946-1 San Luis Obispo Comment
  OBI12087  Clarkia speciosa subsp. immaculata Robert F. Hoover 1966-1 San Luis Obispo Comment
  OBI12110  Clarkia unguiculata Robert F. Hoover 1968-5-13 11085 Fresno Tretten Cyn, N of summit on squaw Valley-Piedra rd Comment
  UC1392899  Clarkia unguiculata R. F. Hoover 1969-6-3 11357 San Luis Obispo Calf Canyon Comment
  OBI10772  Claytonia exigua subsp. exigua Robert F. Hoover 1950-4-2 7779 San Luis Obispo 11 mi E of Creston on La Panza rd Comment
  OBI10798  Claytonia exigua subsp. exigua Robert F. Hoover 1958-3-22 8431 San Luis Obispo Summit of Temblor Range at Kern Co. line, Simmler-McKittrick rd Comment
  UC766156  Claytonia nevadensis R. F. Hoover 1940-8-1 4482 Tuolumne Emigrant Meadow Comment
  UC765766  Claytonia parviflora subsp. grandiflora R. F. Hoover 1939-4-10 3991 Fresno Watts Valley Comment
  CAS-BOT-BC439802  Claytonia perfoliata Doris Hardman Hoover 1967-3-25 s.n. San Diego J.R. Hoover Ranch +-4 mi. s.e. of Fallbrook 91 Comment
  UC767504  Clematis lasiantha R. F. Hoover 1937-5-16 2157 Mariposa 2 mi. w. Coulterville Comment
  JEPS2930  Collinsia bartsiifolia var. davidsonii R. F. Hoover 1938-5-16 3436 Mariposa hill betw. Mariposa Creek and Humbug Creek Comment
  JEPS35088  Collinsia bartsiifolia var. davidsonii R. F. Hoover 1947-4-26 7087 San Luis Obispo n Pozo; Upper Toro Creek Comment
  UC762707  Collinsia heterophylla R. F. Hoover 1946-4-27 6080 San Luis Obispo See Canyon Comment
  UC765546  Collinsia heterophylla R. F. Hoover 1939-4-10 3988 Fresno Kings River Canyon above Piedra; Kings River Canyon Comment
  UC765648  Collinsia heterophylla R. F. Hoover 1935-4-14 542 Stanislaus Gobin Ranch about 13 mi e of Waterford; Gobin Ranch Comment
  UC765649  Collinsia heterophylla R. F. Hoover 1938-4-27 3260 Santa Clara 4 mi s of San Jose Comment
  RSA101809  Collinsia heterophylla Robert F. Hoover 1939-5-3 4073 Monterey Jolon Grade just west of summit. Comment
  UC766262  Collinsia sparsiflora var. collina R. F. Hoover 1938-4-3 3000 San Benito Panoche Pass (W side) Comment
  UC766264  Collinsia sparsiflora var. collina R. F. Hoover 1938-3-5 2817 Contra Costa mouth of Kirker Creek Canyon Comment
  JEPS7292  Collinsia tinctoria R. F. Hoover 1937-6-10 2433 Calaveras grade from Milton to Salt Springs Valley Milton Comment
  UC963995  Collomia heterophylla R. F. Hoover 1941-5-2 4978 Lake between Seigler Springs and Lower Lake Comment
  UC963996  Collomia linearis R. F. Hoover 1936-6-25 1410 Tuolumne Eureka Valley Comment
  OBI8997  Conium maculatum Robert F. Hoover 1947-4-25 7074 San Luis Obispo Black Lake Comment
  OBI15295  Convolvulus simulans Robert F. Hoover 1949-5-1 7645 San Luis Obispo W side of Cottonwood Pass Comment
  UC763224  Convolvulus simulans R. F. Hoover 1940-4-19 4357 Stanislaus w Westly; Ingram Canyon Comment
  RSA212263  Convolvulus simulans Robert F. Hoover 1949-5-29 7737 San Luis Obispo Cottonwood Pass. Comment
  UC767641  Corallorhiza striata R. F. Hoover 1937-6-23 2496 Tuolumne ridge above Long Barn Comment
  RSA0006000  Cordylanthus hispidus Robert F. Hoover 1937-7-14 2605 Merced Volta Comment
  JEPS6816  Cordylanthus pilosus subsp. pilosus R. F. Hoover 1938-9-5 3809 Lake 3 mi s of Kelseyville Comment
  UC762582  Cordylanthus pilosus subsp. pilosus R. F. Hoover 1941-8-24 5570 Napa east side Mt. St. Helena Comment
  JEPS6737  Cordylanthus pringlei Robt. F. Hoover 1939-9-4 4212 Lake six mi nw Middletown; Adams Springs grade Comment
  JEPS6817  Cordylanthus pringlei R. F. Hoover 1938-9-23 3867 Lake Butts Canyon Comment
  UC761848  Cordylanthus pringlei R. F. Hoover 1938-9-3 3793 Napa just s Lake Co. line (e side of Mt. St. Helena); Mt St. Helena Comment
  JEPS6635  Cordylanthus rigidus subsp. rigidus Robert F. Hoover 1938-8-19 3787 Mariposa Wawona Comment
  OBI9561  Cordylanthus rigidus subsp. rigidus Robert F. Hoover 1946-8-18 6312 San Luis Obispo La Panza district Comment
  RSA43202  Cordylanthus rigidus subsp. rigidus Robert F. Hoover 1946-8-3 6253 San Luis Obispo Upper Coon Creek, San Luis Range. Comment
  UC762575  Cordylanthus rigidus subsp. rigidus R. F. Hoover 1938-9-10 3833 Stanislaus Del Puerto Canyon Comment
  OBI9567  Cordylanthus rigidus subsp. rigidus Robert F. Hoover 1964-8-14 9283 San Luis Obispo Price Cyn. Same stand as 9173 Comment
  OBI9571  Cordylanthus rigidus subsp. rigidus Robert F. Hoover 1965-9-15 9555 San Luis Obispo Summit on Pozo-Arroyo Grande rd Comment
  RSA43204  Cordylanthus rigidus subsp. rigidus Robert F. Hoover 1946-8-25 6344 San Luis Obispo Prince Canyon. Comment
  UC762577  Cordylanthus rigidus subsp. rigidus R. F. Hoover 1938-9-10 3838 Santa Clara summit Del Puerto Pass (Patterson-Mount Hamilton road) Comment
  UC761839  Cordylanthus tenuis subsp. brunneus R. F. Hoover 1941-8-24 5571 Napa e side Mt. St. Helena Comment
  OBI9577  Cordylanthus tenuis subsp. capillaris Robert F. Hoover 1965-1 Sonoma Comment
  OBI9584  Cordylanthus tenuis subsp. tenuis Robert F. Hoover 1967-9-5 10828 Placer Carnelian Bay, Lake Tahoe Comment
  UC762584  Cordylanthus tenuis subsp. tenuis R. F. Hoover 1936-7-3 1486 Tuolumne Eagle Meadow Comment
  UC762590  Cordylanthus tenuis subsp. tenuis R. F. Hoover 1938-8-19 3786 Mariposa Wawona Comment
  CAS-BOT-BC287787  Coreopsis bigelovii R. F. Hoover 1948-4-17 7467 San Luis Obispo San Juan River S of Shandon Comment
  CAS-BOT-BC287790  Coreopsis bigelovii R. F. Hoover 1967-4-20 10493 San Luis Obispo 4 miles E of Creston on La Panza Rd Comment
  JEPS22788  Coreopsis bigelovii R. F. Hoover 1938-3-27 2943 Fresno Alcalde Canyon Comment
  UC1315022  Coreopsis bigelovii R. F. Hoover 1967-4-15 10459 Kern Mt. Abel road Mt. Abel Comment
  UC1392889  Coreopsis californica var. californica R. F. Hoover 1969-4-13 11225 San Bernardino Comment
  JEPS33594  Coreopsis calliopsidea R. F. Hoover 1940-3-23 4269 Kings above Avenal; Kettleman Hills Comment
  JEPS33603  Coreopsis calliopsidea R. F. Hoover 1938-4-2 2983 Monterey small ravine to n Lower Arroyo Seco canyon Comment
  JEPS33641  Coreopsis douglasii R. F. Hoover 1938-4-2 2976 Monterey Lower Paloma Creek Canyon Comment
  CAS-BOT-BC101428  Corethrogyne filaginifolia R. F. Hoover 1967-9-15 10866 San Luis Obispo Dunes south of Oso Flaco Lake Comment
  UC1285054  Corethrogyne filaginifolia R. F. Hoover 1964-10-3 9320 San Luis Obispo mouth Coon Creek Comment
  UC1357625  Corethrogyne filaginifolia R. F. Hoover 1965-9-7 9523 San Luis Obispo w Templeton; Santa Lucia Range, Santa Rita Creek Comment
  CAS-BOT-BC101437  Corethrogyne filaginifolia R. F. Hoover 1965-10-6 9711 San Luis Obispo Parkhill district (east of Santa Margarita) Comment
  OBI16652  Corethrogyne filaginifolia Robert F. Hoover 1965-9-29 9676 San Luis Obispo Santa Lucia Range. Tassajera Crk Comment
  CAS-BOT-BC209815  Cornus glabrata R. F. Hoover 1964-7-9 9147 San Luis Obispo 5 mi. w. of Pozo (Salsipuedes Creek) Comment
  UC764891  Crassula aquatica Robert F. Hoover 1936-4-28 990 Fresno Pinedale Comment
  CAS-BOT-BC427787  Crassula connata R. F. Hoover 1947-3-26 6740 San Luis Obispo Just s. of Price Canyon Comment
  UC764606  Crassula connata var. subsimplex Robert F. Hoover 1935-2-9 205 Madera 8 mi. w. Chowcilla Comment
  UC763219  Cressa truxillensis Robert F. Hoover 1934-9-15 102 Stanislaus Crow's Landing Comment
  UC1392948  Crocanthemum scoparium var. scoparium Robert F. Hoover 1969-9-21 11600 San Luis Obispo s end Morro Bay Comment
  UC762282  Crocanthemum suffrutescens R. F. Hoover 1937-6-10 2415 Amador Ione Comment
  SEINET3089906 Image available Croton californicus D. A. Hoover 1985-4-21 400 San Bernardino Morongo Canyon, SE of Morongo Valley,along pipeline road on the Barn Loop trail across the gully from the barn 762 Comment
  UC1392624  Croton californicus R. F. Hoover 1969-5-9 11526 Monterey Monterey Airport; s edge Comment
  UC765094  Croton californicus R. F. Hoover 1937-5-14 2113 Contra Costa Antioch sand-dunes Comment
  OBI14414  Croton californicus Robert F. Hoover 1947-7-19 7319 San Luis Obispo N edge of Santa Maria Valley on Nipomo-Guadalupe rd, at base of sandy cliffs Comment
  OBI14363  Croton setiger Robert F. Hoover 1969-7-12 11440 San Luis Obispo Salinas river at Paso Robles Comment
  RSA201676  Cryptantha barbigera Robert F. Hoover 1949-5-1 7640 San Luis Obispo Summit of Cottonwood Pass. Comment
  JEPS70804  Cryptantha cinerea var. abortiva R. F. Hoover 1941-7-5 5448 Mono below Fales Hot Springs; Hot Creek Comment
  CAS-BOT-BC189421  Cryptantha circumscissa R. F. Hoover 1950-4-14 7824 San Luis Obispo N end of Elkhorn Plain Comment
  OBI20720  Cryptantha clevelandii Robert F. Hoover 1946-6-1 6102 San Luis Obispo N end of Morro Bay Comment
  UC762705  Cryptantha clevelandii R. F. Hoover 1946-4-27 6081 San Luis Obispo See Canyon Comment
  JEPS67533  Cryptantha clevelandii R. F. Hoover 1940-4-13 4337 Stanislaus n of mouth of Del Puerto Canyon Comment
  UC596343  Cryptantha clevelandii R. F. Hoover 1938-4-2 2985 Monterey Lower Arroyo Seco Canyon, in small ravine to the n Lower Arroyo Seco Canyon Comment
  OBI20717  Cryptantha clevelandii var. clevelandii Robert F. Hoover 1964-6-5 8918 San Luis Obispo Santa Lucia Range. Ridge SE of Cuesta Pass Comment
  OBI3238  Cryptantha clevelandii var. florosa R. L. Hoover 1968-4-11 14 San Luis Obispo Marina Beach, n of parking lot Comment
  UCR29898  Cryptantha corollata Robert F. Hoover 1967-4-15 10457 San Luis Obispo Canyon just west of 'Cottonwood Canyon Bridge', lower Cuyama Valley. 572 Comment
  UC767589  Cryptantha crymophila R. F. Hoover 1936-7-29 1438 Tuolumne near Bald Peak summit; Bald Peak Comment
  CAS-BOT-BC218808  Cryptantha excavata R. F. Hoover 1968-5-27 11099 Colusa Bear Creek canyon n. of Highway 20 (near Wilbur Springs), on barren crumbled shale Comment
  OBI20715  Cryptantha excavata Robert F. Hoover 1968-5-27 11099 Colusa Bear Creek cyn, N of Hwy 20 (near Wilbur Springs) Comment
  UC762465  Cryptantha flaccida R. F. Hoover 1937-4-11 1826 Kern Edison Comment
  UC762466  Cryptantha flaccida R. F. Hoover 1937-5-16 2138 Stanislaus about 13 mi e Waterford (Gobin Ranch) Comment
  UC762467  Cryptantha flaccida R. F. Hoover 1935-5-28 595 Merced Snelling Comment
  GH424862  Cryptantha glomeriflora R. F. Hoover 1938-7-14 3639 Unknown Eagle Meadow Comment
  JEPS26225  Cryptantha hooveri R. F. Hoover 1937-5-16 2137 Stanislaus ca. 13 mi. e. Waterford (Gobin Ranch); Gobin Ranch Comment
  GH96046  Cryptantha hooveri R. F. Hoover 1935-5-7 558 Unknown 8 mi west of Chowchilla Comment
  UC763035  Cryptantha intermedia R. F. Hoover 1938-5-29 3523 Madera Coarsegold Comment
  UC763036  Cryptantha intermedia R. F. Hoover 1937-5-18 2234 Butte 3 mi n Chico Comment
  UC763037  Cryptantha intermedia R. F. Hoover 1939-5-2 4070 Tuolumne 3 mi s Chinese Camp Comment
  RSA128428  Cryptantha intermedia Robert F. Hoover 1941-5-2 4981 Lake Near crossing of North Fork Cache Creek on Williams-Clear Lake Highway. Comment
  UC596358  Cryptantha mariposae R. F. Hoover 1938-5-9 3398 Mariposa grade from Coulterville to Bagby Comment
  SEINET3084423 Image available Cryptantha micrantha D. Hoover 1986-4-6 753 San Bernardino North end of the preserve, near the fence north of the Desert Wash Trail. 823 Comment
  OBI20775  Cryptantha microstachys Robert F. Hoover 1947-3-26 6757 San Luis Obispo Oak Park district Comment
  OBI20776  Cryptantha microstachys Robert F. Hoover 1947-3-26 6746 San Luis Obispo Price Cyn (just S of) Comment
  UC1285276  Cryptantha microstachys R. F. Hoover 1947-3-26 6757 San Luis Obispo Oak Park District Comment
  OBI20777  Cryptantha microstachys Robert F. Hoover 1947-4-12 6896 San Luis Obispo Upper Navajo Crk, La Panza Range Comment
  OBI20782  Cryptantha muricata Robert F. Hoover 1947-4-20 6971 San Luis Obispo Pilitas Crk district Comment
  UC596213  Cryptantha nevadensis var. rigida R. F. Hoover 1935-4-21 547 Alameda Corral Hollow (upper end) Comment
  UC763165  Cryptantha nevadensis var. rigida R. F. Hoover 1935-4-21 547 Alameda Corral Hollow (upper end) Comment
  OBI20716  Cryptantha oxygona Robert F. Hoover 1968-4-17 11049 San Luis Obispo Elkhorn Hills Comment
  UC764823  Cryptantha oxygona R. F. Hoover 1946-3-30 6053 Fresno Alcalde Canyon Comment
  UC763254  Cryptantha rostellata R. F. Hoover 1938-5-16 3422 Mariposa 3 mi ne Coulterville Comment
  UC1392977  Cryptantha utahensis R. F. Hoover 1968-3-24 10927 San Bernardino s side Pickhandle Pass Comment
  UC1392991  Cryptantha utahensis R. F. Hoover 1968-3-24 10927 San Bernardino s side Pickhandle Pass Comment
  UC763148  Cryptantha watsonii Robert F. Hoover 1941-7-5 5431 Mono n side Conway Grade (Mono Lake-Bridgeport road) Comment
  JEPS35271  Cucurbita foetidissima R. F. Hoover 1947-7-19 7321 San Luis Obispo n. edge Santa Maria Valley (near Nipomo-Guadalupe rd.) Comment
  OBI14833  Cucurbita foetidissima Robert F. Hoover 1947-7-19 7321 San Luis Obispo N edge of Santa Maria Valley on Nipomo-Guadalupe rd, at base of sandy cliffs Comment
  OBI14831  Cucurbita palmata Robert F. Hoover 1966-10-8 10151 San Luis Obispo Carrizo Plain near Calif valley, by roadside Comment
  CAS-BOT-BC80882  Cupressus sargentii R. F. Hoover 1946-12-8 6570 San Luis Obispo Upper Chorro Creek Comment
  UC766773  Cupressus sargentii R. F. Hoover 1941-4-26 4930 Napa a short distance below Lake County line; Butts Canyon Comment
  NY16808  Cupressus sargentii R. F. Hoover 1941-4-26 4930 Napa This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UC763222  Cuscuta californica Robert F. Hoover 1934-10-20 101 Stanislaus 5 mi s Modesto Comment
  OBI14812  Cuscuta californica Robert F. Hoover 1966-7-13 9894 San Luis Obispo 5.5 mi SE of Santa Margarita; W of Salinas River opp Pilitas crk Comment
  OBI14814  Cuscuta californica Robert F. Hoover 1946-9-22 6439 San Luis Obispo W of Paso Robles on rd to Adelaida Comment
  CAS-BOT-BC287322  Cynara cardunculus R. F. Hoover 1964-6-9 9005 San Luis Obispo On and near Fredericks Street Comment
  CAS-BOT-BC287323  Cynara cardunculus R. F. Hoover 1964-6-14 9109 San Luis Obispo San Luis Obispo. In vacant lots on Grand Ave near Highway 101 overpass Comment
  OBI16618  Cynara cardunculus subsp. cardunculus Robert F. Hoover 1964-6-14 9109 San Luis Obispo In vacant lots on Grand ave near hwy 101 overpass Comment
  UC768778  Cynodon dactylon R. F. Hoover Oct., 1934 66 Stanislaus Modesto Comment
  CAS-BOT-BC114354  Cyperus erythrorhizos R. F. Hoover 1966-10-1 10096 San Luis Obispo Upper Arroyo Grande at confluence of Phoenix Creek. Comment
  UC766110  Cyperus niger R. F. Hoover 1936-7-31 1585 Sacramento Fair Oaks Comment
  CAS-BOT-BC113886  Cyperus niger var. capitatus R. F. Hoover 1946-8-26 6359 San Luis Obispo Baywood Park, in brackish marsh on shore of Morro Bay. Comment
  UC1296378  Cystopteris fragilis R. F. Hoover 1950-6-2 7968 San Luis Obispo trail from Stoney Creek to Colwell Mesa Comment
  CAS-BOT-BC186644  Danthonia californica R. F. Hoover 1965-5-22 9396 San Luis Obispo Cambria Comment
  UC766814  Danthonia californica var. americana R. F. Hoover 1941-5-8 4992 Marin Tiburon Comment
  UC766843  Danthonia unispicata R. F. Hoover 1936-7-1 1456 Tuolumne Kennedy Lake Comment
  UC767073  Danthonia unispicata R. F. Hoover 1940-8-2 4493 Tuolumne Emigrant Lake; n side Comment
  OBI77238  Daucus pusillus Robert F. Hoover 1965-6-14 9427 San Luis Obispo Near Arroyo del Oso, S of Arroyo de la Cruz Comment
  OBI16275  Deinandra corymbosa Robert F. Hoover 1965-10-1 9707 San Luis Obispo Los Osos Valley Comment
  OBI16276  Deinandra corymbosa Robert F. Hoover 1947-8-10 7367 San Luis Obispo Osos Valley Comment
  OBI16277  Deinandra corymbosa Robert F. Hoover 1947-8-10 7367 San Luis Obispo Osos Valley Comment
  OBI16282  Deinandra corymbosa Robert F. Hoover 1946-7-21 6236 San Luis Obispo Coast W of Cambria Comment
  UC771647  Deinandra corymbosa R. F. Hoover 1946-7-21 6236 San Luis Obispo coast w of Cambria Comment
  CAS-BOT-BC299186  Deinandra corymbosa subsp. corymbosa R. F. Hoover 1947-5-25 7225 San Luis Obispo Coast directly west of Cambria Comment
  CAS-BOT-BC299161  Deinandra corymbosa subsp. corymbosa R. F. Hoover 1966-9-13 10010 San Luis Obispo Point Seirra Nevada Comment
  CAS-BOT-BC293917  Deinandra fasciculata R. F. Hoover 1947-5-27 7226 San Luis Obispo Between San Luis Mt. and Mt. Bishop near San Luis Obispo Comment
  CAS-BOT-BC293946  Deinandra fasciculata R. F. Hoover 1965-8-3 9502 Santa Barbara U.C.S.B. campus Comment
  CAS-BOT-BC299374  Deinandra increscens subsp. increscens R. F. Hoover 1965-10-1 9690 San Luis Obispo Coast road just south of Hazard Canyon Comment
  OBI16146  Deinandra increscens subsp. increscens Robert F. Hoover 1965-8-1 9497 San Luis Obispo Valley W of Mt. Bishop Comment
  UC1392916  Deinandra increscens subsp. increscens R. F. Hoover 1969-9-15 11591 San Luis Obispo at mouth of chorro Creek, Morro Bay Morro Bay, Mouth of Chorro Creek Comment
  CAS-BOT-BC299380  Deinandra increscens subsp. increscens R. F. Hoover 1964-8-13 9208 San Luis Obispo San Bernardo Creek Comment
  OBI16147  Deinandra increscens subsp. increscens Robert F. Hoover 1964-8-13 9208 San Luis Obispo San Bernardo Crk Comment
  UC1392850  Deinandra lobbii R. F. Hoover 1969-8-12 11540 San Luis Obispo 12 mi nw Paso Robles (on road to Nacimento Dam) Comment
  CAS-BOT-BC291947  Deinandra pallida R. F. Hoover 1937-4-11 1856 Kern Carneras [Carneros] Station, South of Lost Hills Comment
  SFV4354  Deinandra paniculata D. H. Hoover 1967-8-5 s. n. San Diego About 4 miles southeast of Fallbrook, near J. R. Hoover Ranch. 61 Comment
  SBBG40544  Deinandra paniculata R. F. Hoover 1969-10-5 11631 San Luis Obispo N side of Twitchell Reservoir Comment
  CAS-BOT-BC292069  Deinandra pentactis R. F. Hoover 1946-9-14 6374 San Luis Obispo Santa Margarita Comment
  CAS-BOT-BC292043  Deinandra pentactis R. F. Hoover 1949-5-22 7724 San Luis Obispo 14 miles E. of Creston on La Panza road Comment
  CAS-BOT-BC292044  Deinandra pentactis R. F. Hoover 1969-6-3 11365 San Luis Obispo Windmill Creek, La Panza district Comment
  CAS-BOT-BC292066  Deinandra pentactis R. F. Hoover 1946-9-15 6399 San Luis Obispo Rinconada Mine, betw. Santa Margarita and Pozo Comment
  CAS-BOT-BC11073  Delphinium californicum Robert Francis Hoover 1964-5-14 8859 San Luis Obispo See Canyon Comment
  UC1392897  Delphinium californicum R. F. Hoover 1969-5-22 11328 San Benito Rocks Road near San Juan Bautista Comment
  OBI10658  Delphinium californicum Robert F. Hoover 1965-5-19 9370 San Luis Obispo Lower San Simeon Crk Comment
  OBI10659  Delphinium californicum Robert F. Hoover 1967-6-5 10621 San Luis Obispo Arroyo Grande just below confluence of Lopez Cyn (dam site) Comment
  CAS-BOT-BC9187  Delphinium cardinale R. F. Hoover 1969-7-12 11451 San Luis Obispo 2 mi. w of Paso Robles on Peachy Canyon road Comment
  UC596470  Delphinium nudicaule R. F. Hoover 1938-5-4 3340 Contra Costa Marsh Creek canyon Comment
  UC765793  Delphinium nudicaule R. F. Hoover 1938-5-4 3340 Contra Costa Marsh Creek Canyon Comment
  JEPS60618  Delphinium parishii R. F. Hoover 1935-3-29 420 Fresno Little Panoche wash Comment
  OBI10628  Delphinium parishii subsp. parishii Robert F. Hoover 1958-4-19 8457 Kern S of Jawbone Cyn, W edge of Mojave Desert Comment
  CAS-BOT-BC7992  Delphinium parishii subsp. parishii R. F. Hoover 1968-4-17 11064 San Luis Obispo North Side of Soda Lake, Carrizo Plain. Comment
  OBI10612  Delphinium patens subsp. montanum Robert F. Hoover 1952-5-24 8217 San Luis Obispo Caliente Mt, near highest peak Comment
  CAS-BOT-BC17041  Delphinium recurvatum R. F. Hoover 1967-4-28 10511 Contra Costa Byron Hot Springs. Comment
  UC766086  Delphinium recurvatum R. F. Hoover 1938-4-14 3086 Tulare near Earlimart; Deer Creek Bridge Comment
  OBI10629  Delphinium recurvatum Robert F. Hoover 1967-3-22 10253 San Luis Obispo Carrizo Plain, N side of Soda Lake Comment
  OBI10633  Delphinium recurvatum Robert F. Hoover 1968-4-17 11064 San Luis Obispo N side of Soda Lake, Carrizo Plain Comment
  UC1392953  Delphinium recurvatum R. F. Hoover 1968-4-17 11064 San Luis Obispo n side Soda Lake; Carrizo Plain Comment
  UC765791  Delphinium uliginosum R. F. Hoover 1942-6-29 5907 Lake n side Mt. St. Helena Comment
  UC765749  Delphinium variegatum R. F. Hoover 1937-5-4 2051 Stanislaus on road to Snelling near La Grange Comment
  CAS-BOT-BC121995  Delphinium variegatum R. F. Hoover 1967-6-17 10643 Nevada 2 miles N of Chicago Park Comment
  UC766099  Delphinium variegatum R. F. Hoover 1937-4-23 1944 Stanislaus between Eugene and Knights Ferry Comment
  UC765751  Delphinium variegatum subsp. variegatum Robert F. Hoover 1936-3-18 801 Stanislaus Knight's Ferry Comment
  OBI22305  Deschampsia danthonioides Robert F. Hoover 1947-3-29 6789 San Luis Obispo Creston (1 mi from, on Shandon Rd) Comment
  SEINET3927626  Deschampsia danthonioides R. F. Hoover 1937-4-10 1786 Fresno Three miles south of Helm.; 0 Comment
  CAS-BOT-BC201629  Deschampsia danthonioides R. F. Hoover 1968-4-16 11061 San Luis Obispo North side of Soda Lake, Carrizo Plain Comment
  OBI23316  Descurainia Robert F. Hoover 1969-4-14 11241 Riverside Palm Springs, just S of South city limit Comment
  UC1296294  Descurainia pinnata R. F. Hoover 1950-4-2 7788 San Luis Obispo just above La Panza-Creston road (West Branch of Fernandez Creek); West Branch of Fernandez Creek Comment
  OBI15103  Descurainia sophia Robert F. Hoover 1967-4-9 10388 San Luis Obispo Carrizo plain S of Soda lake Comment
  UC618200  Dichelostemma capitatum R. F. Hoover 1938-2-21 2756 Contra Costa Point Richmond Comment
  UC765918  Dichelostemma volubile R. F. Hoover 1936-5-21 1171 Butte Cana Comment
  UC765919  Dichelostemma volubile R. F. Hoover 1938-4-23 3184 Solano Mix (Weldon) Canyon Comment
  UC765922  Dichelostemma volubile R. F. Hoover 1939-4-10 3987 Fresno above Piedra (n side of Kings River); Kings River Comment
  CAS-BOT-BC153161  Diplacus fremontii R. F. Hoover 1947-4-26 7093 San Luis Obispo Just above Wells Corner, on Middle Branch of Huerhuero Creek Comment
  CAS-BOT-BC150562  Diplacus linearis R. F. Hoover 1964-6-12 9066 San Luis Obispo Near Rocky Butte Fire Lookout Comment
  CAS-BOT-BC150563  Diplacus linearis R. F. Hoover 1969-5-20 11313 San Luis Obispo 5 mi. w. of Paso Robles on Adelaida road Comment
  CAS-BOT-BC150564  Diplacus linearis R. F. Hoover 1948-5-22 7538 San Luis Obispo Summit on road from Paso Robles to Adelaida Comment
  CAS-BOT-BC150902  Diplacus puniceus Doris Hardman Hoover 1966-3-5 s.n. San Diego J.R. Hoover Ranch +-4 mi. s.e. of Fallbrook 182 Comment
  CAS-BOT-BC150903  Diplacus puniceus Doris Hardman Hoover 1966-5-14 s.n. San Diego J.R. Hoover Ranch +-4 mi. s.e. of Fallbrook 182 Comment
  OBI22319  Distichlis spicata Robert F. Hoover 1965-9-19 9627 San Luis Obispo Carrizo Plain, on W side of Soda Lake Comment
  UC767473  Distichlis spicata R. F. Hoover 1934-10-20 73 Stanislaus 10 mi S of Modesto Comment
  SEINET3928484  Distichlis spicata var. nana R. F. Hoover 1965-9-19 9627 San Luis Obispo Carrizo Plain, on west side of Soda Lake.; 0 Comment
  CAS-BOT-BC41911  Dithyrea maritima R. F. Hoover 1947-7-11 7300 San Luis Obispo South end of Morro Bay, at edge of sandy beach. Comment
  OBI10741  Dodecatheon clevelandii Robert F. Hoover 1948-4-16 7452 San Luis Obispo Eagle Ranch, S of Atascadero Comment
  JEPS9491  Dodecatheon clevelandii subsp. patulum R. F. Hoover 1937-3-25 1664 Merced e base Pacheco Pass Comment
  UC596061  Dodecatheon clevelandii subsp. patulum R. F. Hoover 1938-2-26 2779 Santa Clara Pacheco Pass road w summit; Pacheco Pass road w of summit Comment
  UC596063  Dodecatheon clevelandii subsp. patulum R. F. Hoover 1937-3-26 1702 Stanislaus 4 mi s Oakdale; s of Oakdale Comment
  UC764493  Dodecatheon clevelandii subsp. patulum Robert F. Hoover 1935-3-4 268 Merced seven mi n Merced; n of Merced Comment
  JEPS9493  Dodecatheon clevelandii subsp. patulum R. F. Hoover 1936-2-29 743 Kern low foothills e Delano; low foothills e <of> Delano Comment
  UC764491  Dodecatheon hendersonii R. F. Hoover 1935-3-15 340 Stanislaus 4 mi s Oakdale; s of Oakdale Comment
  JEPS5056  Downingia bella R. F. Hoover 1936-4-28 1015 Tulare 5 mi e Traver Comment
  UC764509  Downingia bicornuta var. picta R. F. Hoover 1936-4-30 1068 Sacramento 5 mi nw Thornton Comment
  SEINET12283537  Downingia bicornuta var. picta R. F. Hoover 1937-1 2200 Sacramento Rio Linda Comment
  CAS-BOT-BC33316  Downingia cuspidata Robert Francis Hoover 1936-4-29 1042 Stanislaus Warnerville Comment
  UC596027  Downingia cuspidata R. F. Hoover 1937-4-24 1977 Tuolumne 1 mi w Chinese Camp Comment
  UC766361  Downingia cuspidata R. F. Hoover 1936-4-29 1042 Stanislaus Warnerville Comment
  SEINET12283524  Downingia ornatissima R. F. Hoover 1937-1 2206 Sacramento Rio Linda Comment
  UC596026  Downingia ornatissima var. eximia R. F. Hoover 1937-4-24 1999 Stanislaus Warnerville Comment
  UC765581  Downingia ornatissima var. eximia R. F. Hoover 1936-5-2 1101 Stanislaus about 13 mi e Waterford (Gobin Ranch) Comment
  UC766370  Downingia ornatissima var. eximia R. F. Hoover 1937-5-6 2091 Merced Ryer Comment
  JEPS14414  Downingia ornatissima var. ornatissima R. F. Hoover 1936-4-13 961 Merced 3 mi n Snelling Comment
  UC596495  Downingia ornatissima var. ornatissima R. F. Hoover 1937-5-18 2206 Sacramento Rio Linda Comment
  UC765583  Downingia ornatissima var. ornatissima R. F. Hoover 1936-5-1 1084 Merced 7 mi se Le Grand Comment
  JEPS14400  Downingia pusilla Robert Francis Hoover 1936-4-13 970 Stanislaus near La Grange (on Snelling road) Comment
  RSA43011  Drymocallis glandulosa Robert F. Hoover 1947-5-9 7129 San Luis Obispo Middle Branch of Huerhuero Creek, N of Wells Corner along stream bed. Comment
  UC1296137  Dudleya abramsii subsp. bettinae R. F. Hoover 1964-6-13 9101 San Luis Obispo e Morro Bay (San Bernardo Creek) Comment
  RSA201553  Dudleya abramsii subsp. murina Robert F. Hoover 1947-6-26 7275 San Luis Obispo Poly Canyon (Brizziolari Creek Canyon of USGS map) Comment
  UC1392870  Dudleya abramsii subsp. murina R. F. Hoover 1969-6-24 11396 San Luis Obispo adjacent Cuesta Park; San Louis Obispo Comment
  OBI15263  Dudleya bettinae Robert F. Hoover 1947-6-27 7278 San Luis Obispo First ridge W of Cerro Romauldo Comment
  OBI15261  Dudleya caespitosa Robert F. Hoover 1969-3-25 11189 San Luis Obispo S side of Morro Rock Comment
  UC1392798  Dudleya lanceolata R. F. Hoover 1969-7-17 11473 San Luis Obispo just w Cuesta Pass summit Comment
  UCR39227  Dudleya saxosa D. A. Hoover 1985-4-21 368 San Bernardino Little San Bernardino Mtns/Southern Mojave Desert, Morongo Canyon, Southeast of Morongo Valley. small canyon east of the pipeline road and the upper Desert Wash Trail 793 Comment
  SFV11590  Dysphania ambrosioides D. H. Hoover 1967-8-18 s. n. Stanislaus Sierra Nevada La Grange. East end of Main Street, a few hundred feet from Tuolumne River. Next to old building. 76 Comment
  JEPS4064  Eastwoodia elegans R. F. Hoover 1936-4-2 847 Stanislaus mouth of Del Puerto Canyon Comment
  OBI16606  Eastwoodia elegans Robert F. Hoover 1967-3-28 10316 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  OBI16607  Eastwoodia elegans Robert F. Hoover 1946-6-2 6134 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  UC768780  Echinochloa crus-galli R. F. Hoover 1936-6-4 1268 Fresno 5 mi w Orange Cove; w of Orange Cove Comment
  UC768792  Echinodorus berteroi R. F. Hoover 1937-8-10 2656 Fresno Tranquillity Comment
  CAS-BOT-BC112939  Eleocharis macrostachya R. F. Hoover 1947-5-10 7138 San Luis Obispo Alamo Creek near Cuyama River, in wet soil. Comment
  CAS-BOT-BC112678  Eleocharis parishii R. F. Hoover 1946-9-14 6381 San Luis Obispo Trout Creek near Santa Margarita Comment
  UC1153398  Elymus X hansenii R. F. Hoover 1964-6-5 8936 San Luis Obispo near summit of ridge just w upper Lopez Canyon Comment
  UC767674  Elymus X saxicola R. F. Hoover 1941-7-25 5535 Tuolumne ridge w Upper Relief Valley Comment
  CAS-BOT-BC227146  Elymus elymoides R. F. Hoover 1964-7-9 9134 San Luis Obispo Near Rinconada Mine west of Pozo Comment
  SD132477  Elymus elymoides var. brevifolius D. A. Hoover 1985-4-21 379 San Bernardino Morongo Canyon, Southeast of Morongo Valley, in disturbed soil between the Desert Wash Trail and the pipeline road. 776 Comment
  OBI21768  Elymus farctus Robert F. Hoover 1947-7-18 7309 San Luis Obispo Oceano Beach Comment
  OBI21781  Elymus glaucus Robert F. Hoover 1947-7-8 7286 San Luis Obispo Steiner Crk ("Serrano Cyn") Comment
  OBI21783  Elymus glaucus Robert F. Hoover 1964-8-13 9213 San Luis Obispo Santa Lucia Range. San Bernardo Crk, N slope Comment
  RSA2014636  Elymus glaucus Robert F. Hoover 1964-6-5 8934 San Luis Obispo Near summit ridge west of upper Lopez Canyon Comment
  UC1153388  Elymus glaucus R. F. Hoover 1964-6-5 8934 San Luis Obispo near summit of ridge w upper Lopez Canyon (w- and s-facing slopes) Comment
  CAS-BOT-BC203658  Elymus glaucus subsp. glaucus R. F. Hoover 1964-6-12 9077 San Luis Obispo Near Rocky Butte Fire Lookout Comment
  UC1146327  Elymus multisetus R. F. Hoover 1965-6-18 9444 San Luis Obispo Steiner Creek (Serrano Canyon) near San Luis Obispo; Santa Lucia Range Comment
  UC700881 Image available Elymus saundersii var. californicus Robert F. Hoover 1941-7-29 5568 Mono near head Cottonwood Creek; Sweetwater Mountains; near head of Cottonwood Creek, Sweetwater Mts., Mono Co. Comment
  OBI37313  Emmenanthe penduliflora D. A. Hoover 1985-4-11 295 San Bernardino Morongo Cyn, SE of Morongo Valley. E of the pipelne rd and the upper Desert Wash trl 777 Comment
  UC1285237  Encelia actoni R. F. Hoover 1950-5-28 7931 San Luis Obispo highway 399, s of junction with highway 166; Cuyama Valley, highway 399 Comment
  CAS-BOT-BC131190  Encelia californica R. F. Hoover 1947-7-19 7320 San Luis Obispo North edge of Santa Maria Valley near Nipomo - Guadalupe road Comment
  CAS-BOT-BC81667  Ephedra californica R. F. Hoover 1951-4-20 8052 San Luis Obispo E. side of Carrizo Plain E. of Soda Lake Comment
  GH356521  Ephedra californica R. F. Hoover 1940-5-4 4371 Unknown Piedra Azul Canyon Comment
  NY70121  Ephedra californica R. F. Hoover 1940-5-4 4371 Merced Piedra Azul Canyon Comment
Read comments
Jan 31 2021
  OBI7493  Ephedra californica Robert F. Hoover 1968-4-17 11056 San Luis Obispo Foothills of Temblor Range near N end of Elkhorn Plain Comment
  OBI7494  Ephedra californica Robert F. Hoover 1967-3-28 10321 San Luis Obispo Temblor Range ner N end of Elkhorn Plain Comment
  UC1296215  Ephedra viridis R. F. Hoover 1952-5-24 8208 San Luis Obispo Caliente Mt. Caliente Mt. (along ridge) Comment
  OBI12058  Epilobium brachycarpum Robert F. Hoover 1965-9-29 9663 San Luis Obispo Santa Lucia Range. Tassajera crk Comment
  UC596386  Epilobium campestre R. F. Hoover 1936-6-11 1301 San Joaquin Farmington Comment
  UC762967  Epilobium campestre Robert F. Hoover 1935-5-28 583 Stanislaus Montpelier San Joaquin Valley Comment
  OBI11874  Epilobium canum R. L. Hoover 1968-7-12 86 Santa Barbara Road-bank on Ridge Rd SW of Central Valley, Santa Cruz Island Comment
  RSA41160  Epilobium canum subsp. latifolium Robert F. Hoover 1939-7-22 4149 Alpine North side of Pigeon Flat. Comment
  OBI12043  Epilobium ciliatum Robert F. Hoover 1966-9-16 10026 San Luis Obispo Santa Margarita Crk 2 mi N of Santa Margarita Comment
  OBI12041  Epilobium ciliatum subsp. watsonii Robert F. Hoover 1947-7-27 7335 San Luis Obispo Black lake cyn, S of Arroyo Grande Comment
  RSA43101  Epilobium ciliatum subsp. watsonii Robert F. Hoover 1947-4-18 6963 San Luis Obispo Near Piedras Blancas Point. Comment
  UC762780  Epilobium ciliatum subsp. watsonii R. F. Hoover 1941-6-19 5376 Marin n Abbotts Lagoon Comment
  RSA41113  Epilobium ciliatum subsp. watsonii Robert F. Hoover 1941-5-12 5054 Marin West of Inverness Ridge on Point Reyes road Comment
Read comments
Aug 8 2010
  RSA43073  Epilobium ciliatum subsp. watsonii Robert F. Hoover 1947-7-26 7333 San Luis Obispo Just north of Piedras Blancas Point, at head of small ravine about 1/2 mile from ocean Comment
  UC764923  Epilobium cleistogamum R. F. Hoover 1935-12-29 728 Stanislaus Waterford Comment
  UC764948  Epilobium cleistogamum R. F. Hoover 1938-5-28 3506 Merced 9 mi w Los Banos Comment
  UC765018  Epilobium cleistogamum R. F. Hoover 1935-12-23 726 Stanislaus near Orestimba Creek (about 4 mi w of Newman) Comment
  UC765022  Epilobium cleistogamum Robert F. Hoover 1935-6-12 644 San Joaquin Farmington San Joaquin Valley (beds of vernal pools) Comment
  OBI12155  Epilobium densiflorum Robert F. Hoover 1969-8-25 11556 San Luis Obispo Laguna de San Luis Obispo Comment
  OBI12156  Epilobium densiflorum Robert F. Hoover 1966-9-16 10039 San Luis Obispo 3 mi N of Santa Margarita Comment
  RSA41111  Epilobium hornemannii subsp. hornemannii Robert F. Hoover 1940-7-24 4457 Alpine Between Sonora Pass and Sonora Peak Comment
  UC762779  Epilobium minutum R. F. Hoover 1941-4-19 4873 Stanislaus middle portion Del Puerto Canyon Comment
  UC765019  Epilobium pallidum R. F. Hoover 1938-6-10 3588 Tehama s Red Bluff; Coyote Creek bridge Comment
  UC762965  Epilobium torreyi R. F. Hoover 1935-5-28 574 Stanislaus Montpellier Comment
  OBI1011  Equisetum hyemale R. F. Hoover 1947-4-27 7110 San Luis Obispo Morro Creek, above base of grade on highway to Atascadero Comment
  CAS-BOT-BC57449  Equisetum laevigatum R. F. Hoover 1947-4-27 7111 San Luis Obispo Morro Creek, above base of grade on highway to Atascadero Comment
  OBI1017  Equisetum laevigatum R. F. Hoover 1947-4-27 7111 San Luis Obispo Morro Creek, above base of grade on highway to Atascadero Comment
  UC1296385  Equisetum laevigatum R. F. Hoover 1948-4-14 7440 San Luis Obispo mouth of Old Creek near Cayucos Comment
  OBI21809  Eragrostis mexicana Robert F. Hoover 1966-9-16 10063 San Luis Obispo 2 mi S of Creston Comment
  OBI12388  Eremalche parryi subsp. kernensis Robert F. Hoover 1947-3-30 6827 San Luis Obispo 10 mi E of Creston on La Panza rd Comment
  OBI12400  Eremalche parryi subsp. kernensis Robert F. Hoover 1965-4-24 9349 San Luis Obispo Hill just E of San Juan river, la Panza district Comment
  OBI12395  Eremalche parryi subsp. parryi Robert F. Hoover 1952-4-8 8083 San Luis Obispo La Panza district Comment
  OBI11998  Eremothera boothii subsp. decorticans Robert F. Hoover 1967-3-27 10286 San Luis Obispo Chalk Mtn, Cuyama Valley Comment
  OBI11999  Eremothera boothii subsp. decorticans Robert F. Hoover 1968-4-16 11033 San Luis Obispo Chalk Mt, N side of Cuyama Valley Comment
  OBI12000  Eremothera boothii subsp. decorticans Robert F. Hoover 1950-4-14 7816 San Luis Obispo Base of Crocker Grade, Temblor Range Comment
  JEPS68995  Eriastrum abramsii R. F. Hoover 1938-6-9 3554 Lake between Burns Valley and Borax Lake Comment
  OBI11540  Eriastrum calocyanum R. F. Hoover 1946-6-2 6126 San Luis Obispo La Panza district Comment
  UC1315057  Eriastrum densifolium subsp. elongatum R. F. Hoover 1967-6-4 10592 San Luis Obispo canyon near north end Elkhorn Plain; Temblor Range Comment
  UC771768  Eriastrum densifolium subsp. elongatum R. F. Hoover 1946-6-29 6207 San Luis Obispo Atascadero Comment
  OBI042652  Eriastrum eremicum subsp. eremicum D. Hoover 1986-4-7 774 Riverside Dry wash of the main canyon just below the BLM gate 1800 Comment
  UC1023828  Eriastrum luteum R. F. Hoover 1947-5-24 7201 San Luis Obispo near Eldorado School Comment
  UC595982  Eriastrum pluriflorum R. F. Hoover 1938-6-6 3535 Stanislaus Del Puerto Canyon (upper) Mount Hamilton Range Comment
  UC596187  Eriastrum pluriflorum R. F. Hoover 1937-5-27 2326 Fresno 9 mi s Kerman Comment
  SEINET8729311 Image available Eriastrum pluriflorum Robert F. Hoover 1937-1 2326 Fresno 9 miles south of Kerman. Comment
  UC908543  Eriastrum signatum R. F. Hoover 1940-10-1 4648 Lassen Johnstonville Comment
  SEINET3816022 Image available Eriastrum virgatum Robert F. Hoover 1939-6-4 4123 Monterey Lower Paloma Creek Comment
  JEPS31334  Ericameria bloomeri R. F. Hoover 1940-9-22 4627 Plumas Chester Comment
  OBI16575  Ericameria ericoides Robert F. Hoover 1964-9-11 9304 Monterey Marina Beach, on dunes Comment
  UC1285351  Ericameria ericoides R. F. Hoover 1946-10-18 6500 San Luis Obispo Upper Arroyo Grande Upper Arroyo Grande (on sandy foodbed) Comment
  CAS-BOT-BC299079  Ericameria nauseosa var. hololeuca R. F. Hoover 1946-11-17 6560 San Luis Obispo Cuyama River, at highway bridge just below Gypsum Canyon Comment
  JEPS21518  Ericameria nauseosa var. speciosa R. F. Hoover 1940-9-29 4646 Lassen pass between Shaffer Mt. and Warren Peak Comment
  CAS-BOT-BC293636  Erigeron blochmaniae R. F. Hoover 1946-7-24 6245 San Luis Obispo South end of Morro Bay Comment
  OBI16517  Erigeron blochmaniae Robert F. Hoover 1964-8-14 9255 San Luis Obispo Jack Lake Comment
  OBI16516  Erigeron blochmaniae Robert F. Hoover 1947-7-10 7296 San Luis Obispo Short distnace north of norh edge of Santa Maria Valley on Guadalupe Arroyo Grande rd. Comment
  OBI16515  Erigeron breweri Robert F. Hoover 1967-9-6 10849 Placer Kings Beach, Lake Tahoe Comment
  CAS-BOT-BC294523  Erigeron breweri var. breweri R. F. Hoover 1967-9-6 10849 Placer Kings Beach, Lake Tahoe Comment
  OBI16705  Erigeron canadensis Robert F. Hoover 1965-10-6 9710 San Luis Obispo Parkhill district Comment
  JEPS41532  Erigeron compositus R. F. Hoover 1936-6-29 1439 Alpine Bald Peak Bald Peak (near summit) Comment
  JEPS41130  Erigeron divergens R. F. Hoover 1936-7-15 1575 a Tuolumne Brightmans Flat; Brightmans Fla Comment
  CAS-BOT-BC308745  Erigeron foliosus var. foliosus R. F. Hoover 1946-6-30 6215 San Luis Obispo Mariana Creek east side of La Panza Range Comment
  JEPS41512  Erigeron foliosus var. foliosus R. F. Hoover 1935-5-30 603 Madera 8 mi w Chowchilla Comment
  JEPS41382  Erigeron glacialis var. glacialis R. F. Hoover 1938-8-16 3755 Mariposa Peregoy Meadow Comment
Read comments
Oct 3 2012
  OBI3249  Erigeron glaucus R. L. Hoover 1968-4-11 6 Monterey Marina Beach, due N of parkign lot Comment
  UC1285046  Erigeron glaucus R. F. Hoover 1946-7-21 6232 San Luis Obispo San Simeon Creek Beach San Simeon Creek Beach (on cliffs) Comment
  UC762719  Erigeron inornatus var. inornatus R. F. Hoover 1938-7-13 3632 Tuolumne Confidence Comment
  OBI13957  Eriodictyon tomentosum Robert F. Hoover 1969-6-26 11400 San Benito First summit on Hernandez road after leaving King City-pinnacles road Comment
  UC1392973  Eriodictyon tomentosum R. F. Hoover 1969-6-26 11400 San Benito first summit on Hernandez Road after leaving King City-Pinnalces Road Comment
  OBI13955  Eriodictyon tomentosum Robert F. Hoover 1947-5-24 7194 San Luis Obispo Pilitas Crk district Comment
  UC1285032  Eriodictyon traskiae R. F. Hoover 1964-6-5 8925 San Luis Obispo ridge se Cuesta Pass; se of Cuesta Pass Comment
  UC762622  Eriogonum angulosum R. F. Hoover 1937-8-10 2663 Kern 2 mi s Devil's Den Comment
  CAS-BOT-BC248575  Eriogonum angulosum R. F. Hoover 1966-10-8 10143 San Luis Obispo Pass at southeast end of Carrizo Plain Comment
  OBI11155  Eriogonum angulosum Robert F. Hoover 1949-5-15 7695 San Luis Obispo 14 mi E of Creston on La Panza Rd Comment
  UC762679  Eriogonum baileyi var. praebens R. F. Hoover 1940-10-5 4673 Lassen pass between Shaffer Mt. and Warren Peak Comment
  OBI11041  Eriogonum clavatum Robert F. Hoover 1967-3-27 10281 San Luis Obispo Chalk Mt, N side of Cuyama Valley Comment
  OBI11043  Eriogonum clavatum Robert F. Hoover 1947-5-10 7143 San Luis Obispo E edge of Cuyama Valley near Kern co line Comment
  CAS-BOT-BC242559  Eriogonum covilleanum R. F. Hoover 1949-5-1 7638 San Luis Obispo Summit of Cottonwood Pass Comment
  RSA201580  Eriogonum eastwoodianum Robert F. Hoover 1949-5-29 7733 San Luis Obispo Cottonwood Pass, west side Comment
  UC767811  Eriogonum elatum R. F. Hoover 1940-9-28 4635 Lassen 3 mi ne Susanville Comment
  CAS-BOT-BC246601  Eriogonum elegans R. F. Hoover 1946-8-18 6317 San Luis Obispo North base of La Panza Range Comment
  UC767813  Eriogonum elongatum var. elongatum R. F. Hoover 1938-10-9 3883 San Benito first ridge off, on Hernandez road Hollister-King City road Comment
  CAS-BOT-BC249894  Eriogonum fasciculatum var. fasciculatum R. F. Hoover 1965-6-18 9445 San Luis Obispo Santa Lucia Range. Poly Canyon, San Luis Obispo Comment
  OBI11110  Eriogonum fasciculatum var. fasciculatum Robert F. Hoover 1965-8-1 9495 San Luis Obispo Cuesta Park, San Luis Obispo Comment
  CAS-BOT-BC249998  Eriogonum fasciculatum var. foliolosum R. F. Hoover 1965-6-17 9437 San Luis Obispo Ridge nw. of Cuesta Pass Comment
  OBI11099  Eriogonum fasciculatum var. foliolosum Robert F. Hoover 1964-7-9 9131 San Luis Obispo 5 mi SE of Santa Margarita Comment
  OBI11102  Eriogonum fasciculatum var. foliolosum Robert F. Hoover 1946-6-30 6214 San Luis Obispo E side of La Panza Range, on a branch of Navajo crk Comment
  OBI11086  Eriogonum gossypinum Robert F. Hoover 1967-6-4 10609 San Luis Obispo Cyn in temblor range near N end of Elkhorn Plain Comment
  OBI11087  Eriogonum gossypinum Robert F. Hoover 1967-6-4 10609 San Luis Obispo Canyon in Temblor Range near N end of Elkhorn Plain Comment
  UC762694  Eriogonum gossypinum R. F. Hoover 1937-7-29 2643 Kings near Avenal; Kettleman Hills Comment
  OBI11085  Eriogonum gossypinum Robert F. Hoover 1966-3-30 9771 San Luis Obispo Panorama Hills near W base of Crocker Grade Comment
  UC1321233  Eriogonum gracile R. F. Hoover 1965-8-27 9507 Stanislaus 12 mi e Waterford Comment
  CAS-BOT-BC250524  Eriogonum gracile R. F. Hoover 1965-9-29 9678 San Luis Obispo Santa Lucia Range. Tassajera Creek Comment
  OBI11072  Eriogonum gracile Robert F. Hoover 1966-8-31 9953 Alameda Jctn of Ames St and Raymond rd, N of Livermore Comment
  OBI11074  Eriogonum gracile Robert F. Hoover 1966-9-9 9972 Monterey River Rd just N of Limekiln Crk, W of Gonzales Comment
  RSA216842  Eriogonum gracile var. gracile Robert F. Hoover 1966-10-1 10104 San Luis Obispo Lower Lopez Canyon Comment
  CAS-BOT-BC252174  Eriogonum gracillimum R. F. Hoover 1937-7-14 2613 Fresno Mendota Comment
  UC761778  Eriogonum gracillimum R. F. Hoover 1936-4-3 874 Fresno Kerman Comment
  UC761779  Eriogonum gracillimum R. F. Hoover 1937-7-14 2613 Fresno Mendota Comment
  UC761780  Eriogonum gracillimum R. F. Hoover 1937-7-29 2645 Kings near Avenal; Kettleman City Comment
  OBI11059  Eriogonum grande var. rubescens R. L. Hoover 1968-7-3 66 Santa Barbara 1/2 mi NE of Forney's cove, W end of Santa Cruz Island Comment
  CAS-BOT-BC261191  Eriogonum heermannii var. heermannii R. F. Hoover 1952-5-24 8218 San Luis Obispo Caliente Mt. Comment
  UC762678  Eriogonum hirtiflorum R. F. Hoover 1938-6-9 3551 Lake between Burns Valley and Borax Lake Comment
  OBI37298  Eriogonum inflatum D. A. Hoover 1985-6-20 582 San Bernardino Morongo Cyn, SE of Morongo Valley 762 Comment
  OBI11029  Eriogonum luteolum Robert F. Hoover 1966-8-23 9927 Lake 2 mi NE of Middletown, at base of barren serpentine hill Comment
  CAS-BOT-BC263046  Eriogonum maculatum Robert F. Hoover 1940-10-5 4670 Lassen Wendel Comment
  UCR40294  Eriogonum maculatum D. A. Hoover 1985-8-14 656 San Bernardino Southern Mojave Desert/Little San Bernardino Mtns., Big Morongo Preserve, south of Morongo Valley. Mound of dirt bulldozed from the pipeline road at the SW corner of the Preserve 762 Comment
  CAS-BOT-BC270995  Eriogonum nudum var. auriculatum R. F. Hoover 1937-7-17 2629 Stanislaus Upper Del Puerto Canyon Comment
  OBI11000  Eriogonum nudum var. auriculatum Robert F. Hoover 1969-8-8 11518 Monterey Elkhorn Rd bordering Elkhorn Slough Comment
  UC1392922  Eriogonum nudum var. indictum R. F. Hoover 1969-9-19 11594 San Luis Obispo Palo Prieto Canyon Comment
  RSA216734  Eriogonum nudum var. pubiflorum Robert F. Hoover 1965-9-29 9664 San Luis Obispo Santa Lucia Range: Tassajera Creek Comment
  CAS-BOT-BC266828  Eriogonum ordii R. F. Hoover 1966-3-30 9781 San Luis Obispo First large canyon north of Crocker Grade, west side of Temblor Range Comment
  CAS-BOT-BC257825  Eriogonum parvifolium Robert F. Hoover 1938-8-7 3731 Monterey Coastal cliffs between Big Sur and Little Sur Rivers Comment
  CAS-BOT-BC257910  Eriogonum parvifolium R. F. Hoover 1964-8-13 9211 San Luis Obispo Santa Lucia Range. San Bernardo Creek, north slope Comment
  CAS-BOT-BC268358  Eriogonum roseum R. F. Hoover 1952-11-1 8273 San Luis Obispo Caliente Mt. Comment
  CAS-BOT-BC268390  Eriogonum roseum R. F. Hoover 1946-9-15 6413 San Luis Obispo West edge of Carrizo Plain, w. of Simmler Comment
  UC762692  Eriogonum roseum R. F. Hoover 1937-6-26 2543 Tuolumne 2 mi s Confidence Comment
  UC768654  Eriogonum roseum R. F. Hoover 1937-9-2 2712 Contra Costa 2 mi s Antioch Comment
  OBI10960  Eriogonum roseum Robert F. Hoover 1946-8-18 6307 San Luis Obispo E side of La Panza Range on a branch of Navajo Crk Comment
  OBI11125  Eriogonum temblorense Robert F. Hoover 1949-5-29 7733 San Luis Obispo Cottonwood Pass, W side Comment
  UC1392980  Eriogonum trichopes R. F. Hoover 1968-3-24 11923 San Bernardino n side of Pickhandle Pass Barstow; Pickhandle Pass Comment
  UC762652  Eriogonum tripodum R. F. Hoover 1937-6-3 2361 Tuolumne 3 mi n Keystone Comment
  CAS-BOT-BC262397  Eriogonum vimineum Robert F. Hoover 1938-7-15 3652 Tuolumne Brightman Flat Comment
  CAS-BOT-BC264894  Eriogonum viridescens R. F. Hoover 1965-9-19 9614 San Luis Obispo La Panza District Comment
  OBI11028  Eriogonum viridescens Robert F. Hoover 1967-6-4 10591 San Luis Obispo Cyn in Temblor Range near N end of Elkhorn Plain Comment
  CAS-BOT-BC264900  Eriogonum viridescens R. F. Hoover 1946-6-16 6165 San Luis Obispo La Panza District just w. of La Panza Ranch Comment
  OBI10934  Eriogonum viridescens Robert F. Hoover 1946-6-16 6165 San Luis Obispo La Panza district in juniper belt just W of La Panza Ranch Comment
  UC1392936  Eriogonum wrightii var. subscaposum R. F. Hoover 1969-10-5 11641 Ventura on s side near summit; Mt. Abel Comment
  OBI16509  Eriophyllum confertiflorum Robert F. Hoover 1968-4-17 11047 San Luis Obispo Elkhorn Hills Comment
  UC762039  Eriophyllum confertiflorum var. confertiflorum R. F. Hoover 1938-5-29 3522 Madera w of Fresno River (Raymond-Coarsefold road) Comment
  CAS-BOT-BC301084  Eriophyllum lanatum var. achilleoides R. F. Hoover 1957-7-19 8388 San Luis Obispo Cypress Mt. Comment
  JEPS34649  Eriophyllum lanatum var. grandiflorum R. F. Hoover 1936-5-2 1087 Stanislaus Waterford Comment
  UC1392637  Eriophyllum lanosum R. F. Hoover 1968-3-25 10974 San Bernardino in sandy wash just n of Essex Comment
  OBI18732  Eriophyllum multicaule Robert F. Hoover 1947-4-13 6925 San Luis Obispo Baywood Park Comment
  OBI18734  Eriophyllum multicaule Robert F. Hoover 1947-4-20 6978 San Luis Obispo Near El Dorado School Comment
  UC1285399  Eriophyllum multicaule R. F. Hoover 1947-4-13 6925 San Luis Obispo Bay Wood Park Comment
  UC1285408  Eriophyllum pringlei R. F. Hoover 1947-3-30 6822 San Luis Obispo about 5 mi s Creston; East Branch of Huerhuero Creek Comment
  JEPS5427  Eriophyllum wallacei R. F. Hoover 1938-4-16 3135 Kern 2 mi n Rosamond Comment
  UC1314930  Erodium brachycarpum R. F. Hoover 1967-4-5 10338 San Luis Obispo near summit w of East Branch Huerhuero Creek (on Highway 58) Comment
  OBI14110  Erodium cicutarium Robert F. Hoover 1964-4-12 8720 San Luis Obispo San Luis Obispo Comment
  UC766357  Erodium moschatum R. F. Hoover 1946-3-30 6041 Kings Kettleman Hills Comment
  UC765824  Eryngium aristulatum var. aristulatum R. F. Hoover 1938-9-23 3855 Solano Benicia-Cordelia rd. Comment
  UC771668  Eryngium armatum R. F. Hoover 1946-8-3 6266 San Luis Obispo Laguna near San Luis Obispo; Laguna Comment
  UC765479  Eryngium articulatum R. F. Hoover 1936-5-22 1200 Shasta 3 mi. e. Redding Comment
  JEPS15851  Eryngium castrense Robert F. Hoover 1935-12-1 725 Stanislaus Modesto Comment
  JEPS15977  Eryngium castrense Robert F. Hoover 1935-6-25 673 Kern McFarland Comment
  UC764146  Eryngium castrense R. F. Hoover 1935-6-12 657 Stanislaus Valley Home Comment
  UC764147  Eryngium castrense R. F. Hoover 1937-6-10 2403 Amador 4 mi. s.w. Ione Comment
  UC765480  Eryngium castrense R. F. Hoover 1936-5-22 1201 Shasta 3 mi. e. Redding Comment
  UC1392808  Eryngium castrense R. F. Hoover 1968-5-27 11102 Tehama 10 mi. w. Corning Comment
  LA33268  Eryngium pinnatisectum Robert F. Hoover; 1937-6-10 2436 Calaveras Salt Springs Valley Reservoir Comment
  CAS-BOT-BC218460  Eryngium racemosum R. F. Hoover 1968-6-2 11144 Stanislaus Carpenter Road near San Joaquin River Comment
  OBI8973  Eryngium racemosum Robert F. Hoover 1968-6-2 11144 Stanislaus Carpenter Rd. near San Joaquin River Comment
  RSA212267  Eryngium racemosum Robert F. Hoover 1965-8-27 9521 Stanislaus Carpenter Road near San Joaquin River, south of Modesto Comment
  UC764607  Eryngium spinosepalum R. F. Hoover 1935-12-23 727 Stanislaus 4 mi. w. Newman (near Orestimba Creek) Comment
  UC771669  Eryngium vaseyi R. F. Hoover 1946-6-16 6171 San Luis Obispo 1 mi S of Simmler (Carrizo Plain) Comment
  CAS-BOT-BC41516  Erysimum asperum R. F. Hoover 1935-3-30 s.n. Fresno Near Coalinga. Comment
  UC762923  Erysimum capitatum R. F. Hoover 1938-4-10 3062 San Joaquin 1 mi e Midway Comment
  UC762938  Erysimum capitatum R. F. Hoover 1937-6-25 2525 Tuolumne below Long Barn; Sawmill Meadow Comment
  UC765078  Erysimum capitatum R. F. Hoover 1941-4-19 4863 Stanislaus middle part Del Puerto Canyon Comment
  CAS-BOT-BC54488  Erysimum capitatum R. F. Hoover 1953-5-16 8303 San Luis Obispo Foothills on northeast side of Carrizo Plain, 5 miles northeast of Simmler. Comment
  GH379532  Erysimum capitatum var. angustatum R. F. Hoover 1937-5-14 2111 Unknown Antioch sand-dunes Comment
  OBI15044  Erysimum capitatum var. capitatum Robert F. Hoover 1947-3-30 6842 San Luis Obispo W edge of Carrizo Plain W of Simmler Comment
  OBI15071  Erysimum suffrutescens Robert F. Hoover 1948-3-26 7430 San Luis Obispo Sunnyside School near Baywood Park Comment
  UC765992  Eschscholzia caespitosa R. F. Hoover 1941-3-25 4822 Stanislaus Knights Ferry Comment
  CAS-BOT-BC402818  Eschscholzia caespitosa R. F. Hoover 1949-5-17 7705 San Luis Obispo Upper Arroyo Grande at County Park Comment
  CAS-BOT-BC403498  Eschscholzia californica R. F. Hoover 1964-6-11 9041 San Luis Obispo Just south of Hazard Canyon Comment
  UC766000  Eschscholzia californica R. F. Hoover 1938-3-18 2861 Stanislaus Del Puerto Canyon; mouth Comment
  OBI11814  Eschscholzia californica Robert F. Hoover 1952-4-8 8084 San Luis Obispo Just W of summit of Temblor range on McKittrick rd Comment
  OBI11771  Eschscholzia hypecoides Robert F. Hoover 1949-3-27 7562 Monterey Lewis Crk e of king city Comment
  CAS-BOT-BC76477  Eschscholzia lemmonii R. F. Hoover 1950-4-2 7789 San Luis Obispo West edge of Carrizo Plain west of Simmler. Comment
  UC596399  Eschscholzia lemmonii R. F. Hoover 1938-3-20 2890 Merced 10 mi s Los Banos Comment
  UC596402  Eschscholzia lemmonii R. F. Hoover 1938-3-27 2917 Kings above Kettleman City; Kettleman Hills Comment
  UC766074  Eschscholzia lemmonii R. F. Hoover 1938-5-1 3304 Kings near Avenal; Kettleman Hills Comment
  UC766985  Eschscholzia lemmonii R. F. Hoover 1938-4-3 3007 San Benito Little Panoche Pass Glaucophane Ridge Comment
Read comments
Feb 6 2017
  UC765979  Eschscholzia lobbii Robert F. Hoover 1935-3-15 332 Stanislaus Claus San Joaquin Valley Comment
  RSA201522  Eschscholzia rhombipetala Robert F. Hoover 1950-3-31 7775 San Luis Obispo La Panza district Comment
  OBI12264  Eucalyptus globulus Robert F. Hoover/Betty L. Hoover 1962-2-2 26 San Luis Obispo Hazard Cyn Comment
  UC596095  Eucephalus breweri R. F. Hoover 1938-7-19 3699 Tuolumne trail from Brightman Flat to Eagle Meadow Brightman Flat Comment
  UC1392979  Eucrypta micrantha R. F. Hoover 1968-3-25 10991 San Bernardino Slopes near Sacramento Spring. Comment
  GH47693  Euphorbia hooveri R. F. Hoover 1937-6-30 2583 Unknown redacted by HUH Comment
  SEINET4425640  Euphorbia hooveri R. F. Hoover 1937-1 Unknown Comment
  OBI14370  Euphorbia micromera Robert F. Hoover 1966-10-15 10154 Riverside Dead Indian Creek Wash, S of Palm Desert Comment
  OBI14388  Euphorbia spathulata Robert F. Hoover 1969-4-22 11254 San Luis Obispo San Bernardo crk E of Morro Bay Comment
  CAS-BOT-BC310715  Euthamia occidentalis R. F. Hoover 1966-9-16 10027 San Luis Obispo Santa Margarita Creek 2 mi. n. of Santa Margarita Comment
  OBI21815  Festuca bromoides Robert F. Hoover 1964-4-14 8712 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC278367  Festuca elmeri R. F. Hoover 1948-5-3 7511 San Luis Obispo See Canyon Comment
  OBI21875  Festuca myuros Robert F. Hoover 1964-6-5 8919 San Luis Obispo Ridge SE of Cuesta Pass Comment
  OBI21876  Festuca myuros Robert F. Hoover 1964-6-5 8927 San Luis Obispo Ridge SE of Cuesta Pass Comment
  OBI21882  Festuca octoflora Robert F. Hoover 1967-5-6 10531 San Luis Obispo Jack Lake Comment
  UC766833  Festuca rubra R. F. Hoover 1940-8-2 4495 Tuolumne n side Emigrant Lake Comment
  OBI21890  Festuca rubra Robert F. Hoover 1949-5-7 7662 San Luis Obispo Piedras Blancas Point (just N of) Comment
  OBI10301  Frangula californica subsp. californica Robert F. Hoover 1946-10-27 6537 San Luis Obispo Cyn opening S into Cuyama River opposite Pioneer Grove (which is in Santa Barbara county) Comment
  OBI10296  Frangula californica subsp. tomentella Robert F. Hoover 1946-10-27 6536 San Luis Obispo Cyn opening S into Cuyama River opposite Pioneer Grove (which is in Santa Barbara county) Comment
  OBI10297  Frangula californica subsp. tomentella Robert F. Hoover 1946-9-22 6438 San Luis Obispo West of Paso Robles on road to Adelaida Comment
  OBI14188  Frankenia salina Robert F. Hoover 1969-7-19 11501 San Luis Obispo south of Pismo Crk near Pismo Beach Comment
  OBI14189  Frankenia salina Robert F. Hoover 1965-10-1 9702 San Luis Obispo Cuesta-by -the-sea, S shore of Morro Bay Comment
  OBI14196  Frankenia salina Robert F. Hoover 1968-6-6 11153 Riverside 1 mi E of Perris Comment
  OBI14197  Frankenia salina Robert F. Hoover 1965-8-27 9513 Stanislaus Carpenter rd near San Joaquin river, S of Modesto Comment
  OBI14195  Frankenia salina Robert F. Hoover 1966-8-31 9951 Alameda Jctn of Ames St. and Raymond rd, N of Livermore Comment
  UC1002610  Fraxinus dipetala A. N. Hoover 1954-7-10 32 San Benito near jct West Fork and Cr-Chalone (near old Pinnacles road); Pinnacles National Monument 1100 Comment
  CAS-BOT-BC217671  Fraxinus dipetala R. F. Hoover 1968-4-16 11019 Santa Barbara Gline Canyon, south side of Cuyama Canyon Comment
  CAS-BOT-BC504395  Fritillaria R. F. Hoover 1964-4-15 8734 San Luis Obispo Northwest of Cuesta Pass Comment
  UC765418  Fritillaria affinis R. F. Hoover 1941-4-20 4887 Stanislaus near head of Del Puerto Canyon Del Puerto Canyon Comment
  UC765419  Fritillaria agrestis R. F. Hoover 1935-3-18 789 Stanislaus 4 mi nw of Waterford Comment
  CAS-BOT-BC130231  Fritillaria agrestis R. F. Hoover 1949-4-21 7621 San Luis Obispo 14 mi. E. of Creston on La Panza Road Comment
  CAS-BOT-BC130278  Fritillaria biflora R. F. Hoover 1947-3-8 6652 San Luis Obispo San Simeon Comment
  OBI21378  Fritillaria biflora Robert F. Hoover 1964-5-12 8801 San Luis Obispo Los Osos Valley Comment
  OBI21380  Fritillaria biflora Robert F. Hoover 1947-3-8 6652 San Luis Obispo San Simeon Comment
  UC765422  Fritillaria micrantha R. F. Hoover 1937-6-26 2533 Tuolumne Long Barn Comment
  CAS-BOT-BC130435  Fritillaria pluriflora Robert F. Hoover 1939-3-5 3901 Colusa Two miles south of Stonyford Comment
  UC765954  Fritillaria striata R. F. Hoover 1936-2-29 738 Tulare Frazier Valley Comment
  OBI9915  Galium aparine Robert F. Hoover 1954-5-15 8344 San Luis Obispo Calf Cyn Comment
  UC766031  Galium aparine Robert F. Hoover 1936-4-5 887 Stanislaus Modesto Comment
  UC766033  Galium aparine Robert F. Hoover 1936-3-17 765 Stanislaus La Grange Comment
  JEPS35261  Galium californicum subsp. flaccidum R. F. Hoover 1947-5-25 7210 San Luis Obispo Cambria Comment
  OBI9935  Galium californicum subsp. flaccidum Robert F. Hoover 1947-5-25 7210 San Luis Obispo Cambria Comment
  OBI9932  Galium californicum subsp. flaccidum Robert F. Hoover 1947-5-24 7198 San Luis Obispo Pilitas Crk district Comment
  UC766041  Galium porrigens var. porrigens R. F. Hoover 1938-2-15 2736 Marin Sausalito Comment
  JEPS35319  Galium porrigens var. porrigens R. F. Hoover 1964-5-11 8794 San Luis Obispo near Hi Mountain Spring Camp Comment
  OBI9912  Galium trifidum subsp. columbianum Robert F. Hoover 1964-8-14 9265 San Luis Obispo Jack Lake Comment
  UC765092  Garrya elliptica R. F. Hoover 1941-2-2 4745 Marin nw of Inverness; Inverness Ridge Comment
  CAS-BOT-BC208388  Garrya elliptica R. F. Hoover 1946-11-16 6554 San Luis Obispo Upper Arroyo Grande, near top of ridge opposite County Park Comment
  CAS-BOT-BC144758  Garrya veatchii R. F. Hoover 1964-7-9 9146 San Luis Obispo 5 mi. w. of Pozo (Salsipuedes Creek) Comment
  UC762217  Gayophytum heterozygum R. F. Hoover 1938-7-15 3645 Tuolumne Brightman Flat Comment
  OBI12031  Gayophytum humile Robert F. Hoover 1967-9-5 10842 Placer Carnelian Bay, Lake Tahoe Comment
  UC762216  Gayophytum humile R. F. Hoover 1937-6-23 2498 Tuolumne ridge above Long Barn Comment
  OBI14086  Geranium dissectum Robert F. Hoover 1948-4-14 7445 San Luis Obispo Coast W of Cambria Comment
  OBI14087  Geranium dissectum Robert F. Hoover 1965-5-22 9380 San Luis Obispo Cambria, N of town Comment
  UC963988  Gilia capitata subsp. chamissonis R. F. Hoover 1941-5-21 5168 Marin Point Reyes Comment
  UC963956  Gilia capitata subsp. staminea R. F. Hoover 1935-5-27 581 Stanislaus Modesto Comment
  UC963957  Gilia capitata subsp. staminea R. F. Hoover 1938-4-9 3027 San Joaquin 1 mi n Corral Hollow (near Alameda Co. line); n of Corral Hollow Comment
  JEPS69578  Gilia clivorum R. F. Hoover 1940-4-13 4347 Stanislaus hill n of mouth Del Puerto Canyon; n of mouth of Del Puerto Canyon Comment
  UC963955  Gilia latiflora subsp. davyi R. F. Hoover 1938-4-16 3119 Los Angeles near Bailey's (Upper Antelope Valley); upper Antelope Valley, near Bailey's Comment
  UC962104  Gilia minor R. F. Hoover 1940-4-7 4314 Stanislaus Lower Crow Creek Canyon Comment
  UC764582  Githopsis pulchella subsp. campestris R. F. Hoover 1937-5-18 2236 Butte 3 mi n Chico Comment
  CAS-BOT-BC303811  Glyptopleura setulosa R. F. Hoover 1968-3-24 10943 San Bernardino 6 miles N of Barstow Comment
  CAS-BOT-BC108942  Goodmania luteola Robert F. Hoover 1937-5-27 2328 Fresno 9 miles south of Kerman. Comment
  UC596457  Goodmania luteola Robert F. Hoover 1937-4-10 1779 Fresno 9 mi s Kerman Comment
  UC768466  Goodmania luteola R. F. Hoover 1937-6-30 2562 Madera 4 mi sw Chowchilla Comment
  OBI20835  Greeneocharis circumscissa Robert F. Hoover 1967-6-4 10596 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  CAS-BOT-BC305083  Grindelia hirsutula R. F. Hoover 1965-9-29 9681 San Luis Obispo Santa Margarita Comment
  CAS-BOT-BC314562  Grindelia hirsutula R. F. Hoover 1966-9-8 9965 Monterey Castroville Comment
  UC762619  Grindelia hirsutula R. F. Hoover 1941-5-21 5186 Marin head Drake's Estero Comment
  CAS-BOT-BC305119  Grindelia hirsutula R. F. Hoover 1969-6-23 11395 San Luis Obispo Summit of Cuesta Pass Comment
  UC1285360  Grindelia hirsutula R. F. Hoover 1946-9-14 6393 San Luis Obispo on Shandon Road 6 mi e Paso Robles Comment
  OBI16368  Grindelia stricta var. platyphylla Robert F. Hoover 1946-8-8 6282 San Luis Obispo N end of Morro Bay Comment
  OBI16369  Grindelia stricta var. platyphylla Robert F. Hoover 1946-7-21 6230 San Luis Obispo San Simeon Crk Beach Comment
  RSA216869  Gutierrezia californica Robert F. Hoover 1966-10-7 10131 San Luis Obispo Chalk Mountain (white hills) on north side of Cuyama Valley Comment
  UC1321239  Gutierrezia californica R. F. Hoover 1966-10-7 10131 San Luis Obispo Chalk Mountain (white hills) Chalk Mountain, Cuyama Valley (n side of Cuyama Valley) Comment
  UC762606  Gutierrezia californica R. F. Hoover 1937-8-10 2662 Kern 2 mi s Devil's Den Comment
  CAS-BOT-BC302382  Hazardia stenolepis R. F. Hoover 1965-10-22 9723 Santa Barbara Sierra Madre Ridge near head of Lion Canyon Comment
  UC1285135  Hazardia stenolepis R. F. Hoover 1947-9-19 7402 San Luis Obispo 1 mi w Pozo Comment
  JEPS36559  Hedypnois rhagadioloides R. F. Hoover 1937-7-3 2598 Merced 3 mi n Snelling Comment
  CAS-BOT-BC306720  Helenium bigelovii R. F. Hoover 1947-8-9 7360 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz Comment
  OBI16346  Helenium puberulum Robert F. Hoover 1966-8-23 9934 Napa Butts Cyn near Lake Co. line Comment
  CAS-BOT-BC309517  Helenium puberulum R. F. Hoover 1946-8-24 6331 San Luis Obispo Near Laguna, San Luis Valley Comment
  OBI16335  Helenium puberulum Robert F. Hoover 1966-10-1 10107 San Luis Obispo Vasquez Cyn, tributary to lower Lopez Cyn Comment
  RSA216863  Helenium puberulum Robert F. Hoover 1966-10-1 10107 San Luis Obispo Vasquez Canyon, tributary to lower Lopez Canyon. Comment
  CAS-BOT-BC305550  Helianthus bolanderi R. F. Hoover 1946-9-15 6398 San Luis Obispo Rinconada Mine (betw. Santa Margarita & Pozo) Comment
  OBI20845  Heliotropium curassavicum var. oculatum Robert F. Hoover 1969-7-19 11500 San Luis Obispo S of Pismo Crk near Pismo Beach Comment
  OBI20847  Heliotropium curassavicum var. oculatum Robert F. Hoover 1966-9-16 10020 San Luis Obispo Santa Margarita Crk 2 mi N of Santa Margarita Comment
  OBI20846  Heliotropium curassavicum var. oculatum Robert F. Hoover 1966-9-12 9995 San Luis Obispo Nipomo Crk SE of Nipomo Comment
  CAS-BOT-BC306051  Hemizonia congesta subsp. clevelandii R. F. Hoover 1938-9-3 3796 Lake Middletown Comment
  JEPS12567  Hemizonia congesta subsp. clevelandii R. F. Hoover 1938-9-3 3796 Lake Middletown Comment
  CAS-BOT-BC309666  Hemizonia congesta subsp. lutescens R. F. Hoover 1969-8-8 11515 Monterey South of Moro Cojo Slough east of Castroville Comment
  UC1392905  Hemizonia congesta subsp. lutescens R. F. Hoover 1969-8-8 11524 Monterey 2 mi s Pajaro Comment
  CAS-BOT-BC314858  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1937-9-2 2709 Contra Costa Walnut Creek Comment
  OBI16208  Hemizonia congesta subsp. luzulifolia Robert F. Hoover 1946-9-15 6400 San Luis Obispo Rinconada districts, betw Santa Margarita and Pozo Comment
  OBI16220  Hemizonia congesta subsp. luzulifolia Robert F. Hoover 1965-8-1 9498 San Luis Obispo Valley W of Mt Bishop Comment
  CAS-BOT-BC309871  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1946-8-24 6333 San Luis Obispo Near Laguna near San Luis Obispo Comment
  RSA216758  Hemizonia increscens Robert F. Hoover 1969-9-15 11591 San Luis Obispo At mouth of Chorro Creek, Morro Bay. Comment
  RSA218756  Hemizonia increscens Robert F. Hoover 1966-9-8 9962 Monterey Natividad, on Old Stage Road S of Old Natividad Road. Comment
  OBI16137  Hemizonia increscens subsp. foliosa Robert F. Hoover 1946-9-15 6404 San Luis Obispo Pozo Comment
  RSA216762  Hemizonia lutescens Robert F. Hoover 1969-9-2 11573 Mendocino 2 miles E of Castroville. Comment
  CAS-BOT-BC291995  Hemizonia pallida R. F. Hoover 1947-5-10 7145 San Luis Obispo East edge of Cuyama Valley near Kern Co. line Comment
  RSA0001297  Hemizonia paniculata subsp. foliosa Robert F. Hoover 1946-9-15 6404 San Luis Obispo Pozo, roadside and pasture. Comment
  JEPS29506  Hesperevax caulescens R. F. Hoover 1937-5-19 2255 Tehama near Vina Comment
  OBI21392  Hesperocallis undulata Robert F. Hoover 1968-3-25 10950 San Bernardino 7 mi E of Newberry Comment
  OBI8724  Hesperocnide tenella Robert F. Hoover 1967-4-5 10349 San Luis Obispo Between San Juan River and Carrizo Plain on hwy 58 Comment
  OBI7216  Hesperocyparis macrocarpa Robert F. Hoover 1955-1-22 8351 San Luis Obispo Second ravine N of San Carpoforo Crk along coast, above (east of ) Hwy 1 on south side of ravine Comment
  CAS-BOT-BC167429  Hesperolinon breweri Robert F. Hoover 1939-5-20 4106 Contra Costa Head of Markley Canyon Comment
  OBI12540  Hesperolinon micranthum Robert F. Hoover 1964-6-6 8951 San Luis Obispo Ridge NW of Cuesta Pass Comment
  UC1296166  Heterodraba unilateralis R. F. Hoover 1949-4-21 7625 San Luis Obispo 14 mi e of Creston (on La Panza Road) Comment
  CAS-BOT-BC310951  Heterotheca grandiflora R. F. Hoover 1965-10-1 9694 San Luis Obispo Coast road just south of Hazard Canyon Comment
  OBI16093  Heterotheca oregona var. oregona Robert F. Hoover 1946-10-20 6515 San Luis Obispo Upper Huasna River just below Arroyo Seco Comment
  UC1285325  Heterotheca oregona var. scaberrima R. F. Hoover 1946-10-20 6515 San Luis Obispo Comment
  UC762722  Heterotheca oregona var. scaberrima R. F. Hoover 1937-7-14 2603 Stanislaus Orestimba Canyon Comment
  JEPS2462  Heterotheca sessiliflora subsp. echioides R. F. Hoover 1936-10-1 1608 Madera 5 mi sw Chowchilla Comment
  UC1321308  Heterotheca sessiliflora subsp. echioides R. F. Hoover 1966-9-16 10066 San Luis Obispo Creston Comment
  UC762724  Heterotheca sessiliflora subsp. echioides R. F. Hoover 1938-9-10 35385 Stanislaus Del Puerto Canyon Comment
  UC1392883  Heuchera pilosissima R. F. Hoover 1969-3-25 11190 San Luis Obispo n side of Morro Rock Morro Bay Comment
  CAS-BOT-BC318469  Hieracium argutum R. F. Hoover 1969-7-17 11475 San Luis Obispo Just west of Cuesta Pass summit Comment
  UC762948  Hirschfeldia incana Robert F. Hoover 1934-10-22 198 Stanislaus Modesto Comment
  UC764093  Hoita macrostachya R. F. Hoover 1937-6-15 2462 Tuolumne Mocassin Creek Basin; upper end, on road to Coulterville Comment
  OBI12760  Hoita macrostachya Robert F. Hoover 1964-8-13 9215 San Luis Obispo San Bernardo Crk Comment
  CAS-BOT-BC412713  Hollisteria lanata R. F. Hoover 1949-5-29 7731 San Luis Obispo Cottonwood Pass, west side Comment
  UC596461  Hollisteria lanata R. F. Hoover 1937-5-27 2327 Fresno 9 mi s of Kerman Comment
  UC768467  Hollisteria lanata R. F. Hoover 1937-5-27 2327 Fresno 9 mi s of Kerman Comment
  CAS-BOT-BC412712  Hollisteria lanata R. F. Hoover 1946-6-16 6168 San Luis Obispo 1 mi. s. of Simmler, Carrizo Plain Comment
  CAS-BOT-BC325898  Holocarpha heermannii R. F. Hoover 1946-9-22 6442 San Luis Obispo West of Paso Robles on road to Adelaida Comment
  OBI16065  Holocarpha heermannii Robert F. Hoover 1947-8-17 7381 San Luis Obispo Near summit of Santa Lucia Mts on Templeton -Cambria Rd Comment
  OBI16066  Holocarpha heermannii Robert F. Hoover 1947-8-17 7381 San Luis Obispo Near summot of Santa Lucia Mts on Templeton-Cambria rd Comment
  OBI16067  Holocarpha heermannii Robert F. Hoover 1946-10-6 6477 San Luis Obispo Cottonwood Pass, just W of summit Comment
  UC1285387  Holocarpha heermannii R. F. Hoover 1946-9-22 6442 San Luis Obispo w Paso Robles (on road to Adelaida) Comment
  UC1392928  Holocarpha heermannii R. F. Hoover 1969-9-13 11587 San Luis Obispo w Paso Robles Comment
  CAS-BOT-BC324607  Holocarpha obconica R. F. Hoover 1965-9-24 9646 San Joaquin River Road just norht of the Stanislaus Co. line near San Joaquin River Comment
  JEPS12553  Holocarpha obconica R. F. Hoover 1938-5-28 3502 Merced 10 min s of Los Banos Comment
  OBI16048  Holocarpha obconica Robert F. Hoover 1965-8-27 9504 Alameda Altamont Pass, 2 mi from old "Mountain House" on rd toward Altamont Comment
  OBI16049  Holocarpha obconica Robert F. Hoover 1965-9-24 9646 San Joaquin River Rd just N of Stanislaus Co line, near San Joaquin river Comment
  UC762754  Holocarpha obconica R. F. Hoover 1937-7-14 2610 Fresno plain near Panoche Creek Comment
  CAS-BOT-BC324605  Holocarpha obconica R. F. Hoover 1969-5-24 11346 Stanislaus Low hills south of mouth of Del Puerto Canyon Comment
  CAS-BOT-BC320406  Holocarpha virgata R. F. Hoover 1965-8-27 9511 Stanislaus 9 mi. e. of Waterford Comment
  OBI16039  Holocarpha virgata subsp. virgata Robert F. Hoover 1965-9-24 9643 Stanislaus Maze Rd near San Joaquin river W of Modesto Comment
  CAS-BOT-BC285142  Hordeum marinum subsp. gussoneanum R. F. Hoover 1964-5-10 8752 San Luis Obispo Near Paso Robles Airport Comment
  CAS-BOT-BC537147  Horkelia cuneata var. cuneata R. F. Hoover 1959-5-23 8507 San Luis Obispo Low ridge bordering Los Osos Valley on NE Comment
  UC766414  Horkelia tenuiloba Robert F. Hoover 1941-6-7 5301 Sonoma Molino-Occidental Rd Comment
  UC762953  Hornungia procumbens Robert F. Hoover 1935-3-29 401 Merced Los Banos Comment
  OBI13198  Hosackia gracilis Robert F. Hoover 1947-4-18 6942 San Luis Obispo Cambria Comment
  UC761867  Hulsea algida R. F. Hoover 1940-7-29 4469 Alpine Bald Peak Comment
  UC762752  Hymenoxys hoopesii Robert F. Hoover 1936-7-1 1452 Tuolumne trail to Kennedy Lake Comment
  UC762275  Hypericum concinnum R. F. Hoover 1937-6-10 2408 Amador 3 mi. w. Ione Comment
  UC762276  Hypericum formosum var. scouleri R. F. Hoover 1939-7-27 4187 Tuolumne n. side of Pigeon Flat Comment
  CAS-BOT-BC401421  Hypericum scouleri R. F. Hoover 1950-6-21 8015 San Luis Obispo Pine Mt., Santa Lucia Mts. Comment
  OBI13997  Hypericum scouleri Robert F. Hoover 1950-6-21 8015 San Luis Obispo Pine Mt, Santa Lucia Mts Comment
  HSC5867  Hypochaeris radicata R. C. Hoover 1965-5-13 39 Humboldt At the end of Murray Rd. about 1 1/2 mi. W of McKinleyville Comment
  UC963989  Ipomopsis aggregata subsp. bridgesii R. F. Hoover 1938-8-17 3765 Mariposa above falls (Bridalveil Creek Canyon) Comment
  CAS-BOT-BC315705  Isocoma acradenia var. bracteosa R. F. Hoover 1965-9-19 9631 San Luis Obispo Carrizo Plain on west side of Soda Lake Comment
  CAS-BOT-BC311680  Isocoma menziesii var. sedoides R. F. Hoover 1964-10-3 9313 San Luis Obispo Mouth of Coon Creek Comment
  OBI23536  Isocoma menziesii var. vernonioides Robert F. Hoover 1969-9-23 11610 San Luis Obispo Morro Bay, south end Comment
  SFV4353  Isocoma menziesii var. vernonioides D. H. Hoover 1967-9-30 s. n. San Diego About 4 miles southeast of Fallbrook, near J. R. Hoover Ranch. 61 Comment
  CAS-BOT-BC61906  Isoetes nuttallii R. F. Hoover 1947-4-18 6948 San Luis Obispo Cambria Comment
  UC770083  Isoetes nuttallii R. F. Hoover 1937-5-4 2018 Stanislaus 4 mi s Oakdale Comment
  CAS-BOT-BC69835  Isoetes orcuttii Robert F. Hoover 1936-4-30 1072 Sacramento 5 mi. nw. of Thorton. Comment
  OBI22591  Isolepis carinata Robert F. Hoover 1950-4-21 7854 San Luis Obispo Cambria Comment
  SEINET4170780 Image available Isolepis cernua R. F. Hoover 1946-7-21 6229 San Luis Obispo Seashore nw. of Cambria Comment
  UC1315108  Jensia rammii R. F. Hoover 1967-6-17 10642 Nevada 2 mi n Chicago Park Comment
  OBI4946  Juglans hindsii Robert F. Hoover 1965-9-18 9574 San Luis Obispo Trout Crk just E of Santa Margarita Comment
  UC766157  Juncus acuminatus Robert F. Hoover 1936-5-27 1228 Stanislaus Oakdale Comment
  UC766161  Juncus brachyphyllus Robert F. Hoover 1941-6-1 5292 Amador 4 mi s Ione Comment
  UC765805  Juncus bufonius var. congestus R. F. Hoover 1936-4-28 993 Fresno 5 mi e Clovis Comment
  OBI21106  Juncus chlorocephalus Robert F. Hoover 1967-9-7 10856 Placer Antone Meadow Comment
  OBI21107  Juncus chlorocephalus Robert F. Hoover 1938-7-19 3696 Tuolumne Trl from Brightman Flat to Eagle Meadow Comment
  UC766087  Juncus covillei var. obtusatus Robert F. Hoover 1941-6-8 5324 Lake road from Middletown to Peterson's Comment
  UC765894  Juncus leiospermus var. leiospermus R. F. Hoover 1937-5-19 2270 Shasta 4 mi e Redding Comment
  UC765807  Juncus occidentalis R. F. Hoover 1941-5-24 5214 Monterey Pacific Grove Comment
  UC766170  Juncus parryi R. F. Hoover 1941-7-4 5400 Mono 2 mi ne (by road) Tioga Pass summit; Camp Tioga Comment
  UC765806  Juncus patens R. F. Hoover 1941-5-24 5215 Monterey Pacific Grove Comment
  UC765905  Juncus patens R. F. Hoover 1938-9-18 3841 Marin Tomales Point Comment
  UC1146343  Juncus phaeocephalus var. phaeocephalus R. F. Hoover 1965-5-22 9398 San Luis Obispo n of Cambria Comment
  UC1146334  Juncus xiphioides R. F. Hoover 1947-7-8 7283 San Luis Obispo Steiner Creek Serrano Canyon Comment
  JEPS11340  Kickxia spuria R. F. Hoover 1938-9-9 3825 Mariposa 2 mi nw Coulterville Comment
  UC766841  Koeleria macrantha R. F. Hoover 1941-5-24 5205 Monterey Pacific Grove Comment
  CAS-BOT-BC273728  Koeleria pyramidata R. F. Hoover 1964-6-12 9068 San Luis Obispo Near Rocky Butte Fire Lookout Comment
  UC767555  Krascheninnikovia lanata R. F. Hoover 1937-4-11 1854 Kern s. Lost Hills (Carneras Station); Carneras Station Comment
  OBI15973  Lactuca saligna Robert F. Hoover 1964-8-13 9222 San Luis Obispo San Bernardo Crk Comment
  CAS-BOT-BC340633  Lactuca serriola R. F. Hoover 1969-8-15 11543 San Luis Obispo San Luis Obispo: Santa Rosa St. near Foothill Blvd. Comment
  OBI15971  Lactuca virosa Robert F. Hoover 1969-8-15 11543 San Luis Obispo San Luis Obispo: Santa rosa St. near Foothill Blvd Comment
  UC1285370  Lagophylla diabolensis R. F. Hoover 1946-5-31 6098 San Benito first ridge on Hernandez Road after leaving Hollister-King City road Comment
Read comments
Jul 14 2017
  CAS-BOT-BC341268  Lagophylla dichotoma R. F. Hoover 1937-5-4 2040 Stanislaus Knights Ferry Comment
  UC596300  Lagophylla minor R. F. Hoover 1938-4-24 3226 Colusa ridge between Venado and Leesville Comment
  OBI15960  Lagophylla ramosissima Robert F. Hoover 1966-9-16 10036 San Luis Obispo 3 mi N of Santa Margarita Comment
  UC771646  Lagophylla ramosissima R. F. Hoover 1946-9-15 6406 San Luis Obispo Pozo Comment
  OBI11431  Langloisia setosissima R. F. Hoover 1958-3-25 10959 San Bernardino Kelso road just north of Highway 66 Comment
  SEINET3071625 Image available Larrea tridentata Doris A. Hoover 1985-1 568 San Bernardino Little San Bernardino Mtns/Southern Mojave Desert; Big Morongo Preserve, Barn Loop Trail behind the barn gully 762 Comment
  UC768652  Lastarriaea coriacea R. F. Hoover 1935-4-13 525 Madera 8 mi w of Chowchilla Comment
  CAS-BOT-BC339021  Lasthenia californica R. F. Hoover 1967-4-8 10376 San Luis Obispo Carrizo Plain near north end of Soda Lake Comment
  CAS-BOT-BC339042  Lasthenia californica R. F. Hoover 1966-4-20 9832 San Luis Obispo 10 mi. e. of Creston on La Panza road Comment
  CAS-BOT-BC339044  Lasthenia californica R. F. Hoover 1950-4-2 7808 San Luis Obispo West base of Crocker Grade, Temblor Range Comment
  JEPS17168  Lasthenia chrysantha R. F. Hoover 1936-4-11 925 Tulare near Earlimart (at Deer Creek Bridge on highway); Deer Creek Bridge Comment
  JEPS17172  Lasthenia chrysantha Robert F. Hoover 1940-4-12 4328 Stanislaus Carpenter Road near San Joaquin River Comment
  JEPS17283  Lasthenia chrysantha Robert F. Hoover 1936-4-3 876 Fresno Kerman Comment
  JEPS17270  Lasthenia ferrisiae R. F. Hoover 1936-3-21 831 Merced Los Banos Comment
  JEPS10030  Lasthenia fremontii R. F. Hoover 1937-5-18 2199 Sacramento Rio Linda Comment
  JEPS10031  Lasthenia fremontii R. F. Hoover 1936-4-3 863 Madera Madera Comment
  JEPS9821  Lasthenia fremontii R. F. Hoover 1936-4-10 917 Tulare 8 mi n of Visalia Comment
  JEPS9823  Lasthenia fremontii R. F. Hoover 1936-4-28 1017 Tulare 5 mi e of Traver Comment
  CAS-BOT-BC352742  Lasthenia fremontii R. F. Hoover 1952-4-10 8112 San Luis Obispo 5 miles S of Simmler, Carrizo Plain. Comment
  CAS-BOT-BC352743  Lasthenia fremontii R. F. Hoover 1952-4-10 8112 San Luis Obispo 5 miles S of Simmler, Carrizo Plain. Comment
  CAS-BOT-BC352744  Lasthenia fremontii R. F. Hoover 1947-3-30 6847 San Luis Obispo 1 mile S of Simmler, Carrizo Plain. Comment
  CAS-BOT-BC329155  Lasthenia glabrata subsp. coulteri R. F. Hoover 1966-3-30 9767 San Luis Obispo Carrizo Plain S of Soda Lake Comment
  JEPS17260  Lasthenia glabrata subsp. glabrata R. F. Hoover 1937-4-17 1886 Alameda Bay Farm Island Comment
  UC1285402  Lasthenia leptalea R. F. Hoover 1947-3-29 6779 San Luis Obispo Atascadero Comment
  CAS-BOT-BC367549  Lasthenia microglossa R. F. Hoover 1958-3-22 8430 San Luis Obispo Summit of Temblor Range at Kern County line, Simmler--McKittrick Road Comment
  CAS-BOT-BC370827  Lasthenia minor R. F. Hoover 1952-4-20 8143 San Luis Obispo North side of Soda Lake, Carrizo Plain. Comment
  UC596112  Lasthenia platycarpha R. F. Hoover 1935-3-17 355 Stanislaus 10 mi s Modesto Comment
  UC764680  Lathyrus vestitus R. F. Hoover 1941-4-12 4844 Contra Costa w branch of San Pablo Creek San Pablo Creek Comment
  UC1285233  Lathyrus vestitus var. vestitus R. F. Hoover 1947-3-1 6631 San Luis Obispo Cambria Comment
  OBI15860  Layia Robert F. Hoover 1956-4-26 8369 San Luis Obispo Baywood park Comment
  JEPS13421  Layia fremontii R. F. Hoover 1937-4-10 1757 Madera Califa Comment
  JEPS13440  Layia gaillardioides R. F. Hoover 1938-4-27 3255 Santa Clara 4 mi s of San Jose Comment
  OBI15873  Layia gaillardioides Robert F. Hoover 1964-5-13 8849 San Luis Obispo S Fork of Old Crk Comment
  CAS-BOT-BC321629  Layia glandulosa R. F. Hoover 1947-3-29 6806 San Luis Obispo 5 mi E of Creston on La Panza road Comment
  OBI15844  Layia glandulosa Robert F. Hoover 1952-5-25 8230 San Luis Obispo Caliente Mt Comment
  CAS-BOT-BC321632  Layia glandulosa R. F. Hoover 1947-4-2 6858 San Luis Obispo Upper Arroyo Grande 6 mi above County Park Comment
  CAS-BOT-BC321633  Layia glandulosa R. F. Hoover 1947-4-2 6858 San Luis Obispo Upper Arroyo Grande 6 mi above County Park Comment
  CAS-BOT-BC321634  Layia glandulosa R. F. Hoover 1947-4-20 6986 San Luis Obispo Yaro Creek district N of Pozo Comment
  UC1285383  Layia glandulosa R. F. Hoover 1947-3-30 6823 San Luis Obispo 5 mi s Creston Comment
  CAS-BOT-BC327205  Layia heterotricha R. F. Hoover 1949-5-1 7646 San Luis Obispo West side of Cottonwood Pass Comment
  CAS-BOT-BC327207  Layia heterotricha R. F. Hoover 1949-4-12 7601 San Luis Obispo South end of Carrizo Plain Comment
  OBI15871  Layia heterotricha Robert F. Hoover 1950-3-31 7773 San Luis Obispo La Panza District Comment
  UC761891  Layia heterotricha R. F. Hoover 1940-3-23 4282 Kings near Avenal; Tar Canyon Comment
  OBI15834  Layia jonesii Robert F. Hoover 1947-4-13 6914 San Luis Obispo 3 mi NW of Morro Bay town on Hwy 1 Comment
  CAS-BOT-BC327640  Layia munzii R. F. Hoover 1952-4-10 8107 San Luis Obispo 1 mi S of Simmler, Carrizo Plain Comment
  JEPS13455  Layia pentachaeta subsp. albida R. F. Hoover 1941-3-24 4817 Kings Reef Ridge; Tar Canyon Comment
  UC1315036  Layia pentachaeta subsp. pentachaeta R. F. Hoover 1967-4-9 10403 San Luis Obispo Canyon in Temblor Range; Elkhorn Plain Comment
  JEPS13420  Layia platyglossa R. F. Hoover 1937-3-25 1692 Madera 4 mi w of Chowchi;;a Comment
  UC766388  Legenere limosa R. F. Hoover 1937-6-3 2355 Stanislaus Valley Home Comment
  SEINET10461278  Legenere limosa Hoover 1936-5-27 HOOVER 1225 Stanislaus Comment
  CAS-BOT-BC221514  Lepechinia calycina R. F. Hoover 1965-6-17 9441 San Luis Obispo Santa Lucia Range. Tassajera Peak Comment
  OBI2681  Lepechinia calycina Robert F. Hoover 1959-5-9 8496 San Luis Obispo 6 mi W of Paso Robles on Adelaida rd Comment
  CAS-BOT-BC88729  Lepidium acutidens R. F. Hoover 1952-4-10 8109 San Luis Obispo 1 mile south of Simmler, Carrizo Plain. Comment
  UC764780  Lepidium dictyotum R. F. Hoover 1937-4-10 1796 Kings 20 mi s Corcoran Comment
  UC764779  Lepidium dictyotum var. acutidens R. F. Hoover 1937-3-25 1637 Stanislaus near Crows Landing bridge (e side of San Joaquin River) Comment
  CAS-BOT-BC89207  Lepidium draba R. F. Hoover 1948-5-15 7528 San Luis Obispo Morro Bay Town. Comment
  OBI15130  Lepidium draba Robert F. Hoover 1964-7-11 9192 San Luis Obispo Mouth of Chorro Crk Comment
  OBI15013  Lepidium flavum Robert F. Hoover 1968-3-23 10902 Kern 3 mi E of Mojave Comment
  RSA201707  Lepidium jaredii Robert F. Hoover 1958-3-19 s.n. San Luis Obispo Carrizo Plain south of Soda Lake Comment
  UC765052  Lepidium jaredii Robert F. Hoover 1935-5-5 419 Fresno Little Panoche Wash Comment
Read comments
Dec 6 2011
  UC765120  Lepidium nitidum Robert F. Hoover 1935-2-8 218 Stanislaus Modesto Comment
  OBI15798  Lepidospartum squamatum Robert F. Hoover 1966-9-12 9984 San Luis Obispo N of Santa Maria Comment
  OBI15799  Lepidospartum squamatum Robert F. Hoover 1966-9-16 San Luis Obispo Salinas river at mouth of Rocky cyn Comment
  UC1284955  Lepidospartum squamatum R. F. Hoover 1946-10-20 6519 San Luis Obispo just below confluence of Arroyo Seco; Upper Huasma River Comment
  UC596488  Leptochloa fascicularis R. F. Hoover 1936-7-31 1590 Colusa Maxwell Comment
  OBI11356  Leptosiphon parviflorus R. F. Hoover 1958-4-11 8449 San Luis Obispo Atascadero-Creston road Comment
  OBI11414  Leptosiphon parviflorus R. L. Hoover 1968-4-20 48 Napa Collected on Howell Mountain Road, 2.6 miles NE of State Routes 29/128, on west side of road. Comment
  OBI16692  Leptosyne bigelovii Robert F. Hoover 1947-4-4 6894 San Luis Obispo W side of Cottonwood Pass Comment
  OBI16694  Leptosyne bigelovii Robert F. Hoover 1948-4-17 7467 San Luis Obispo San Juan River S of Shandon Comment
  OBI16679  Leptosyne douglasii Robert F. Hoover 1948-4-17 7484 San Luis Obispo Fernandez Crk near N end of la Panza range Comment
  OBI16680  Leptosyne douglasii Robert F. Hoover 1948-4-17 7468 San Luis Obispo San Juan River S of Shandon Comment
  OBI15772  Lessingia glandulifera var. glandulifera Robert F. Hoover 1966-10-16 10184 San Bernardino 1 mi SW of Phelan Comment
  OBI15774  Lessingia glandulifera var. glandulifera Robert F. Hoover 1966-10-14 10152 Los Angeles Pearlblossom Comment
  JEPS20640  Lessingia leptoclada R. F. Hoover 1936-7-10 1515 Tuolumne Brightman's Flat Comment
  CAS-BOT-BC341854  Lessingia nemaclada R. F. Hoover 1938-9-9 3827 Mariposa 2 mi nw. of Coulterville Comment
  OBI15785  Lessingia nemaclada Robert F. Hoover 1966-8-23 9930 Napa Butts cy near Lake co line Comment
  OBI15787  Lessingia nemaclada Robert F. Hoover 1966-8-23 9930 Napa Butts cy near Lake co line Comment
  CAS-BOT-BC341985  Lessingia pectinata var. pectinata R. F. Hoover 1964-6-6 8974 San Luis Obispo Los Osos Comment
  CAS-BOT-BC341987  Lessingia pectinata var. pectinata R. F. Hoover 1964-8-14 9252 San Luis Obispo Jack Lake Comment
  UC1321256  Lessingia pectinata var. pectinata R. F. Hoover 1966-9-21 10077 San Luis Obispo 1 mi s Edna (on Price Canyon road to Pismo Beach) Comment
  OBI15758  Lessingia pectinata var. tenuipes Robert F. Hoover 1966-10-7 10121 San Luis Obispo Cuyama river at mouth of Chimney cyn Comment
  OBI15759  Lessingia pectinata var. tenuipes Robert F. Hoover 1969-10-5 11635 Santa Barbara Cuyama Cyn just below Buckhorn Cyn Comment
  RSA0008537  Lessingia pectinata var. tenuipes Robert F. Hoover 1966-9-9 9974 Monterey River road just north of Limekiln Creek, west of Gonzales Comment
  UC1285350  Lessingia pectinata var. tenuipes R. F. Hoover 1946-8-18 6315 San Luis Obispo near n base of La Panza Range; Fernandez Creek Comment
  UC766104  Lewisia nevadensis Robert F. Hoover 1936-6-20 1352 Tuolumne Eagle Meadow Comment
  UC766734  Leymus condensatus R. F. Hoover 1941-5-25 5256 Monterey near mouth of Little Sur River Comment
  UC1257326  Leymus triticoides R. F. Hoover 1969-7-18 11483 San Luis Obispo Price Canyon Comment
  CAS-BOT-BC451662  Lilaea scilloides R. F. Hoover 1947-4-18 6939 San Luis Obispo Cambria Comment
  CAS-BOT-BC451663  Lilaea scilloides R. F. Hoover 1947-4-18 6964 San Luis Obispo Near Piedras Blancas Point Comment
  CAS-BOT-BC130786  Lilium pardalinum R. F. Hoover 1950-6-21 8028 San Luis Obispo San Simeon Creek just below forks Comment
  CAS-BOT-BC130789  Lilium pardalinum R. F. Hoover 1950-6-21 8028 San Luis Obispo San Simeon Creek just below forks Comment
  OBI21394  Lilium pardalinum Robert F. Hoover 1950-6-21 8028 San Luis Obispo San Simeon Crk just below forks Comment
  OBI78271  Limnanthes alba Robert F. Hoover 1937-5-19 2294 Tehama Coyote Crk bridge, S of Red Bluff Comment
  OBI12564  Limnanthes douglasii subsp. rosea Robert F. Hoover 1937-3-25 1694 Merced 3 mi SE of Merced Comment
  JEPS58178  Linanthus ambiguus R. F. Hoover 1940-4-7 4325 Stanislaus Upper Crow Creek canyon Comment
  SEINET3087445 Image available Linanthus aureus D. Hoover 1986-4-6 751 San Bernardino Dry, sandy wash of the main canyon near the north fence and the Desert Wash Trail. 823 Comment
  UC964012  Linanthus bicolor R. F. Hoover 1935-3-28 395 Stanislaus near San Joaquin River (at Crow's Landing bridge) Comment
  OBI11400  Linanthus bigelovii var. jonesii R. F. Hoover 1967-4-9 10409 San Luis Obispo Canyon in Temblor Range near north end of Elkhart Plain Comment
  OBI11389  Linanthus californicus subsp. tomentosus Robert F. Hoover 1966-5-15 9853 San Luis Obispo Jack Lake Comment
  OBI11397  Linanthus demissus Robert F. Hoover 1968-3-25 10995 San Bernardino Sandy wash near Sacramento Spring Comment
  UC964014  Linanthus dichotomus R. F. Hoover 1940-3-23 4249 Fresno n end Kettleman Hills Comment
Read comments
Jun 30 2019
  OBI11395  Linanthus dichotomus subsp. dichotomus R. F. Hoover 1952-4-20 8138 San Luis Obispo Low hills near north end of Elkhorn Plain, west base of Temblor Range, in sandy soil Comment
  OBI11396  Linanthus dichotomus subsp. dichotomus R. F. Hoover 1968-3-24 10930 San Bernardino South side of Pickhandle Pass, north of Barstow Comment
  JEPS58424  Linanthus filipes R. F. Hoover 1936-4-13 965 Merced 5 mi n Snelling Comment
  UC963997  Linanthus liniflorus R. F. Hoover 1939-5-3 4074 Monterey Jolon Comment
  OBI11357  Linanthus parryae Rober F. Hoover 1952-5-11 8188 San Luis Obispo Navajo Creek district, east side of La Panza Range. Comment
  JEPS58545  Linanthus pygmaeus R. F. Hoover 1938-4-23 3191 Yolo grade on Rumsey to Arbuckle road Comment
  UC1023822  Linanthus pygmaeus R. F. Hoover 1947-4-26 7079 San Luis Obispo Parkhill District Comment
  JEPS4572  Lindernia dubia var. dubia R. F. Hoover 1934-9-15 26 Stanislaus Modesto Comment
  UC764938  Lithophragma Robert F. Hoover 1935-3-15 341 Stanislaus four mi s Oakdale Comment
  UC1296133  Lithophragma affine R. F. Hoover 1947-3-26 6738 San Luis Obispo just s Price Canyon; just s of Price Canyon Comment
  OBI11428  Loeseliastrum schottii Robert F. Hoover 1967-4-16 10483 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  OBI11429  Loeseliastrum schottii R. F. Hoover 1969-4-14 11230 Riverside Palm Springs, just S of South City limit Comment
  OBI16465  Logfia filaginoides Robert F. Hoover 1948-4-29 7493 San Luis Obispo Price cyn Comment
  CAS-BOT-BC269069  Lolium perenne R. F. Hoover 1964-6-6 8943 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  UC765822  Lomatium caruifolium var. caruifolium R. F. Hoover 1937-4-24 1984 Tuolumne 1 mi W of Chinese Camp Comment
  OBI54953  Lomatium caruifolium var. denticulatum Robert F. Hoover 1936-4-29 1038 Stanislaus Warnerville Comment
  CAS-BOT-BC211126  Lomatium congdonii R. F. Hoover 1937-6-15 2448 Tuolumne 3 mi. s. of Chinese Camp Comment
  UC763121  Lomatium dasycarpum subsp. tomentosum Robert F. Hoover 1936-5-21 1183 Tehama 3 mi S of Cottonwood Comment
  UC763138  Lomatium dasycarpum subsp. tomentosum R. F. Hoover 1937-5-4 2035 Stanislaus 8 mi E of Oakdale Comment
  UC764754  Lomatium marginatum var. marginatum R. F. Hoover 1937-5-16 2175 Mariposa 3 mi. n.w. Coulterville Comment
  OBI8926  Lomatium mohavense Robert F. Hoover 1968-3-24 10949 San Bernardino 6 mi N of Barstow Comment
  CAS-BOT-BC240576  Lonicera hispidula R. F. Hoover 1964-5-14 8872 San Luis Obispo Head of Coon Creek, San Luis Range Comment
  OBI75695  Lotus biolettii var. spiralis Robert F. Hoover 1946-6-28 6198 San Luis Obispo Oak Park district Comment
  UC764515  Lotus crassifolius var. crassifolius R. F. Hoover 1940-4-20 4363 Fresno Head of Sand Creek Comment
  UC764467  Lotus formosissimus R. F. Hoover 1941-5-12 5048 Marin near Olema Comment
  RSA43225  Lotus heermannii Robert F. Hoover 1946-8-4 6272 San Luis Obispo North end of Morro Bay Comment
  UC764517  Lotus heermannii R. F. Hoover 1938-8-7 3728 Monterey between Big Sur and Little Sur River Comment
  UC1285194  Lotus junceus var. biolettii R. F. Hoover 1948-6-29 7548 Santa Barbara n side Orcutt Hills; Purisima Hills Comment
  SEINET3562894 Image available Lotus salsuginosus Robert F. Hoover 1940-4-13 4339 Stanislaus North of mouth of Del Puerto Canyon Comment
  UC764516  Lotus salsuginosus R. F. Hoover 1940-4-13 4339 Stanislaus hill n mouth of Del Puerto Comment
  OBI12972  Lotus scoparius var. perplexans Robert F. Hoover 1965-7-11 9486 Monterey Hill just N of Malpaso Crk Comment
  SEINET10484525  Lupinus agardhianus Robert F. Hoover 1966-3-30 Hoover 9745 San Luis Obispo Windmill creek, la panza district Comment
  OBI19267  Lupinus albifrons Robert F. Hoover 1964-3-14 8648 San Luis Obispo head of Lopez Cyn Comment
  OBI19266  Lupinus albifrons Robert F. Hoover 1964-3-8 8644 San Luis Obispo N of San Carpojo crk Comment
  CAS-BOT-BC196421  Lupinus arboreus R. F. Hoover 1964-6-11 9044 San Luis Obispo Near south end of Morro Bay Comment
  OBI19306  Lupinus arboreus Robert F. Hoover 1946-8-25 6340 San Luis Obispo Oceano Blvd Comment
  RSA216727  Lupinus arboreus var. arboreus Robert F. Hoover 1964-6-11 9044 San Luis Obispo Near south end of Morro Bay. Comment
  UC1392893  Lupinus benthamii R. F. Hoover 1969-4-24 11270 Merced hill n San Luis Dam; hill n of San Luis Dam Comment
  UC764849  Lupinus benthamii R. F. Hoover 1938-4-15 3106 San Luis Obispo Cuyama Valley Comment
  UC764135  Lupinus benthamii R. F. Hoover 1938-5-16 3437 Mariposa hill betw Mariposa Creek and Humbug Creek; betw. Mariposa Creek and Humbug Creek Comment
  UC764136  Lupinus bicolor R. F. Hoover 1938-4-24 3219 Colusa w Arbuckle (Sand Creek foothills); Sand Creek foothills Comment
  UC764853  Lupinus bicolor R. F. Hoover 1937-4-23 1919 San Joaquin 7 mi e Stockton; e of Stockton Comment
  OBI12859  Lupinus bicolor Robert F. Hoover 1966-4-20 9812 San Luis Obispo 2 mi S of Atascadero, on old hwy 101 Comment
  OBI12943  Lupinus bicolor Robert F. Hoover 1966-5-17 9873 San Luis Obispo Hills bordering San Luis Valley on S, W of Edna (Guidetti Ranch) Comment
  OBI78544  Lupinus bicolor Robert F. Hoover 1947-3-19 6692 San Luis Obispo Head of Carpenter Cyn, N of Arroyo Grande, at top of burned over sandstone hill Comment
  UC764707  Lupinus citrinus var. deflexus R. F. Hoover 1938-5-16 3441 Mariposa btw Mariposa Creek and Humbug Creek; btw Mariposa Creek and Humbug Creek Comment
  UC1314931  Lupinus concinnus R. F. Hoover 1967-5-5 10522 San Luis Obispo ridge nw Cuesta Pass; nw of Cuesta Pass Comment
  UC764137  Lupinus concinnus R. F. Hoover 1938-4-2 2966 Monterey Hastings Ranch near Jamesburg; near Jamesburg Comment
  OBI12899  Lupinus formosus Robert F. Hoover 1959-5-9 8498 San Luis Obispo 4 mi W of Paso Robles on Adelaida rd Comment
  OBI78129  Lupinus hirsutissimus Robert F. Hoover 1967-3-15 10248 San Luis Obispo Oak Park district (N of Arroyo Grande) Comment
  OBI12872  Lupinus latifolius Robert F. Hoover 1967-2-18 10218 San Luis Obispo Diablo Cyn, San Luis Range Comment
  NY747197  Lupinus lepidus var. confertus R. F. Hoover 1940-10-1 4653 Lassen Janesville Comment
  OBI19291  Lupinus ludovicianus Robert F. Hoover 1964-5-11 8800 San Luis Obispo Upper Arroyo Grande Comment
  UC1392782  Lupinus ludovicianus R. F. Hoover 1969-5-3 11301 San Luis Obispo upper Arroyo Grande Comment
  CAS-BOT-BC207228  Lupinus ludovicianus R. F. Hoover 1966-4-27 9847 San Luis Obispo 4 miles north of Pozo Comment
  OBI12912  Lupinus microcarpus var. densiflorus Robert F. Hoover 1966-5-11 9849 San Luis Obispo Between Santa Margarita and Atascadero, crossing of Santa Barbara Rd nd hwy 101 Comment
  OBI12886  Lupinus microcarpus var. horizontalis Robert F. Hoover 1952-4-19 8123 San Luis Obispo N side of lower Cuyama Valley Comment
  UC764065  Lupinus microcarpus var. horizontalis R. F. Hoover 1937-4-11 1865 Kings Kettleman Plain 8 mi se Avenal; Kettleman Plain Comment
  UC764066  Lupinus microcarpus var. horizontalis R. F. Hoover 1938-4-16 3127 Kern 2 mi n Rosamond; n of Rosamond Comment
  OBI12885  Lupinus microcarpus var. horizontalis Robert F. Hoover 1950-4-2 7806 San Luis Obispo W base of Crocker Grade, Temblor Range Comment
  OBI12887  Lupinus microcarpus var. horizontalis Robert F. Hoover 1966-4-2 9786 San Luis Obispo Cyn behind old "sheep camp" On E side of Soda Lake, W side of Temblor range Comment
  OBI12831  Lupinus microcarpus var. microcarpus Robert F. Hoover 1949-5-1 7636 San Luis Obispo Summit of Cottonwood Pass Comment
  OBI12858  Lupinus microcarpus var. microcarpus Robert F. Hoover 1966-4-20 9833 San Luis Obispo 10 mi E of Creston on La Panza rd Comment
  OBI12828  Lupinus microcarpus var. microcarpus Robert F. Hoover 1953-5-16 8306 San Luis Obispo Summit of Temblor Range NE of Simmler Comment
  OBI12829  Lupinus microcarpus var. microcarpus Robert F. Hoover 1952-5-6 8150 San Luis Obispo E of Atascadero on Creston rd, just E of pump station Comment
  OBI12833  Lupinus microcarpus var. microcarpus Robert F. Hoover 1952-5-6 8150 San Luis Obispo E of Atascadero on Creston rd, just E of pump station Comment
  UC1285115  Lupinus nanus R. F. Hoover 1964-4-8 8680 Marin Bolinas Ridge Comment
  UC762921  Lupinus nanus R. F. Hoover 1936-5-21 1189 Shasta 3 mi n Redding; n of Redding Comment
  UC764618  Lupinus nanus R. F. Hoover 1939-4-1 3960 Stanislaus Knight's Ferry Comment
  UC764851  Lupinus nanus R. F. Hoover 1937-4-23 1949 Tuolumne 2 mi n Keystone; n of Keystone Comment
  OBI3242  Lupinus nanus R. L. Hoover 1968-4-20 43 Napa On Howell Mt Rd, 2.6 mi NE of State Rte 29/128, on W side of rd just below curve Comment
  CAS-BOT-BC202124  Lupinus nipomensis R. F. Hoover 1967-5-6 10547 San Luis Obispo At Jack Lake Comment
  UC764619  Lupinus pachylobus R. F. Hoover 1939-4-10 3979 Fresno Piedra Comment
  UC764752  Lupinus sericatus R. F. Hoover 1941-4-26 4941 Napa near summit on highway e side Mt. St. Helena; e side of Mt. St. Helena Comment
  OBI12843  Lupinus sparsiflorus Robert F. Hoover 1949-4-12 7596 Santa Barbara Cuyama Cyn 12 mi below Gypsum Cyn hwy bridge, S side of river Comment
  SBBG17708  Lupinus sparsiflorus R. F. Hoover 1951-4-15 8046 San Luis Obispo Stoney Crk Comment
  CAS-BOT-BC202234  Lupinus spectabilis Robert F. Hoover 1937-4-24 1960 Tuolumne Jacksonville Comment
  CAS-BOT-BC8281  Lupinus spectabilis Robert Francis Hoover 1938-5-9 3397 Mariposa Grade from Coulterville to Bagby Comment
  UC596532  Lupinus stiversii R. F. Hoover 1938-5-16 3438 Mariposa hill betw. Mariposa Creek and Humbug Creek; btw Mariposa Creek and Humbug Creek Comment
  JEPS65481  Lupinus succulentus R. F. Hoover 1935-3-1 237 San Joaquin Vernalis Comment
  CAS-BOT-BC436715  Luzula comosa var. laxa Mrs. Herbert Hoover 1936-7-28 s.n. Tulare Foot of Colby Pass on Kern-Kaweah River Comment
  CAS-BOT-BC231441  Lycium andersonii R. F. Hoover 1950-4-14 7834 San Luis Obispo North end of Elkhorn Plain Comment
  OBI10729  Lysimachia maritima Robert F. Hoover 1949-5-24 7726 San Luis Obispo Oceano Beach Comment
  OBI12414  Lythrum hyssopifolia Robert F. Hoover 1968-5-28 11123 Shasta Clough Crk at Old Alturas rd Comment
  CAS-BOT-BC343885  Madia elegans R. F. Hoover 1965-9-7 9533 San Luis Obispo Santa Lucia Range. Santa Rita Creek west of Templeton Comment
  CAS-BOT-BC343890  Madia elegans R. F. Hoover 1946-9-15 6397 San Luis Obispo Rinconada district, betw. Santa Margarita and Pozo Comment
  JEPS7393  Madia elegans R. F. Hoover 1937-6-25 2521 Tuolumne below Long Barn; Sawmill Meadow Comment
  OBI15728  Madia elegans Robert F. Hoover 1963-7-24 8577 Tuolumne Miwuk Village Comment
  OBI15729  Madia elegans Robert F. Hoover 1952-5-25 8223 San Luis Obispo Caliente Mt; W of peak Comment
  CAS-BOT-BC343887  Madia elegans R. F. Hoover 1949-5-17 7706 San Luis Obispo Upper Arroyo Grande at County Park Comment
  OBI15733  Madia elegans Robert F. Hoover 1967-9-6 10850 Placer Kings Beach, Lake Tahoe Comment
  CAS-BOT-BC324492  Madia radiata Robert F. Hoover 1946-3-30 6061 Fresno Near Waltham School, Waltham Creek Comment
  CAS-BOT-BC324493  Madia radiata Robert F. Hoover 1937-4-11 1878 Fresno Wash near pumping plant 20 mi. s. of Mendota Comment
  CAS-BOT-BC324494  Madia radiata Robert F. Hoover 1937-4-11 1878 Fresno Wash near pumping plant 20 mi. s. of Mendota Comment
  JEPS6745  Madia radiata R. F. Hoover 1941-4-12 4836 Contra Costa 1 mi n Lone Tree Valley Comment
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Aug 21 2017
  JEPS7391  Madia radiata R. F. Hoover 1940-3-23 4278 Kings w of Kings; Tar Canyon Comment
  OBI15714  Madia radiata Robert F. Hoover 1950-3-31 7772 San Luis Obispo La Panza district Comment
Read comments
Aug 21 2017
  CAS-BOT-BC345033  Madia sativa R. F. Hoover 1969-8-8 11521 Monterey 2 mi. s. of Pajaro, at junction of Hall Road and Elkhorn Road Comment
  OBI15700  Madia sativa Robert F. Hoover 1965-9-7 9534 San Luis Obispo Santa Lucia range. Santa rita crk W of Templeton Comment
  UC1392765  Madia sativa R. F. Hoover 1969-8-1 11508 San Luis Obispo Cambria Comment
  CAS-BOT-BC345032  Madia sativa R. F. Hoover 1969-9-2 11571 Monterey 2 mi. e. of Castroville Comment
  CAS-BOT-BC345086  Madia sativa R. F. Hoover 1966-9-12 9979 San Luis Obispo Site of Bellevue-Santa Fe School, just north of Hidden Valley Hot Springs Comment
  CAS-BOT-BC345089  Madia sativa R. F. Hoover 1966-9-13 9998 San Luis Obispo 2 mi. n. of Arroyo de la Cruz on State Highway 1 Comment
  OBI15741  Madia sativa Robert F. Hoover 1969-7-18 11493 San Luis Obispo Oak Park district, Arroyo Grande Comment
  POM311158  Madia yosemitana Robert F. Hoover 1937-6-24 2510 Tuolumne Broghtman Flat Comment
  CAS-BOT-BC514536  Maianthemum stellatum R. F. Hoover 1947-3-16 6680 San Luis Obispo San Carpoforo Creek near ocean Comment
  OBI12370  Malacothamnus aboriginum Robert F. Hoover 1959-6-22 8510 San Benito 3 mi W of Bitterwater on road to King city Comment
  OBI12363  Malacothamnus fasciculatus var. laxiflorus Robert F. Hoover 1968-6-10 11172 Orange Laguna Beach Comment
  CAS-BOT-BC204157  Malacothamnus jonesii R. F. Hoover 1947-6-16 6177 San Luis Obispo Near summit of La Panza Range on road Comment
  OBI12356  Malacothamnus jonesii Robert F. Hoover 1959-5-9 8500 San Luis Obispo 4 mi W of Paso Robles on Adelaida rd Comment
  OBI12357  Malacothamnus jonesii Robert F. Hoover 1959-5-9 8500 San Luis Obispo 4 mi W of Paso Robles on Adelaida rd Comment
  UC1285302  Malacothamnus jonesii R. F. Hoover 1950-5-28 7936 San Luis Obispo n s lower Cuyama Valley; Redrock Canyon Comment
  CAS-BOT-BC216166  Malacothamnus palmeri R. F. Hoover 1955-6-14 8356 San Luis Obispo Forks of San Simeon Creek, among disintegrating serpentine rock Comment
  CAS-BOT-BC216169  Malacothamnus palmeri R. F. Hoover 1946-6-29 6200 San Luis Obispo Near Cerro Alto Public Camp, betw. Morro Bay and Atascadero, on steep rocky slope Comment
  UC1224757  Malacothrix californica R. F. Hoover 1964-6-6 8961 San Luis Obispo Los Osos Comment
  UC1276303  Malacothrix californica R. F. Hoover 1950-5-5 7868 San Luis Obispo s end Morro Bay Comment
  CAS-BOT-BC347328  Malacothrix coulteri R. F. Hoover 1967-3-27 10295 San Luis Obispo Chalk Mt., north side of Cuyama Valley Comment
  JEPS36613  Malacothrix coulteri R. F. Hoover 1936-4-2 852 Stanislaus Del Puerto Canyon Comment
  OBI15674  Malacothrix coulteri Robert F. Hoover 1949-4-21 7611 San Luis Obispo Just E of San Juan River on rd from La Panza to Simmler Comment
  UC1276321  Malacothrix coulteri R. F. Hoover 1952-4-20 8137 San Luis Obispo low hills near n end Elkhorn Plain; w base Temblor Range Comment
  CAS-BOT-BC347546  Malacothrix floccifera R. F. Hoover 1947-4-4 6893 San Luis Obispo West side of Cottonwood Pass Comment
  CAS-BOT-BC347732  Malacothrix glabrata R. F. Hoover 1968-3-24 10944 San Bernardino 6 mi. n. of Barstow Comment
  OBI15643  Malacothrix saxatilis var. commutata Robert F. Hoover 1969-7-12 11453 San Luis Obispo Santa Lucia Range. 4 mi W of Paso robles on Peachy Cyn rd Comment
  OBI15641  Malacothrix saxatilis var. commutata Robert F. Hoover 1947-8-17 7380 San Luis Obispo 6 mi W of Templeton Comment
  SFV4340  Malosma laurina D. H. Hoover 1967-8-5 San Diego About 4 miles southeast of Fallbrook, near J. R. Hoover Ranch. 61 Comment
  CAS-BOT-BC206681  Malva assurgentiflora R. F. Hoover 1946-12-15 6572 San Luis Obispo North end of Morrow Bay Comment
  JEPS35251  Marah fabacea R. F. Hoover 1947-2-5 6605 San Luis Obispo 1 mi n Hazard Canyon Comment
  OBI14828  Marah fabacea Robert F. Hoover 1947-3-1 6641 San Luis Obispo Short distance S of Cayucos (Whale Rock) Comment
  OBI14829  Marah fabacea Robert F. Hoover 1965-1-31 9330 San Luis Obispo S of San Luis Obispo on Johnson Ave extension near jctn with Arroyo Grande rd Comment
  CAS-BOT-BC8164  Mariposa argillosa Robert Francis Hoover 1938-5-28 3488 San Benito Lone Tree Road, lower canyon of Arroyo Dos Picachos Comment
  UC770069  Marsilea vestita subsp. vestita R. F. Hoover 1935-3-1 295 San Joaquin 5 mi sw Ripon Comment
  OBI15633  Matricaria occidentalis Robert F. Hoover 1966-4-2 9796 San Luis Obispo E side of Soda Lake, Carrizo Plain Comment
  UC765978  Meconella californica R. F. Hoover 1939-4-10 3990 Fresno Watts Valley Comment
  OBI11732  Meconella denticulata Robert F. Hoover 1947-4-20 7062 San Luis Obispo Sycamore Cr, W slope of La Panza Range Comment
  OBI12800  Medicago lupulina Robert F. Hoover 1953-5-28 8323 San Luis Obispo Lopez Cyn Comment
  RSA201666  Medicago polymorpha Robert F. Hoover 1953-5-28 8324 San Luis Obispo Lopez Canyon Comment
  OBI21975  Melica aristata Robert F. Hoover 1963-7-24 8575 Tuolumne Miwuk village Comment
  UC766974  Melica aristata R. F. Hoover 1936-6-18 1333 Tuolumne n side Pigeon Flat Comment
  OBI21982  Melica californica Robert F. Hoover 1948-5-22 7536 San Luis Obispo Klau district Comment
  UC766972  Melica fugax R. F. Hoover 1941-7-5 5456 a Mono about 1.5 mi e Sonora Pass summit; Sonora Pass Comment
  OBI21990  Melica harfordii Robert F. Hoover 1950-6-21 8008 San Luis Obispo Between Rocky Butte and Pine Mt, Santa Lucia Mts Comment
  UC766859  Melica harfordii R. F. Hoover 1941-5-11 5018 Lake foot of grade w Middletown (on road to Kelseyville) Comment
  CAS-BOT-BC264260  Melica torreyana R. F. Hoover 1966-6-6 8940 San Luis Obispo Ridge northwest of Cuesta Pass, just below TV tower Comment
  UC1257332  Melica torreyana R. F. Hoover 1969-6-23 11391 San Luis Obispo ridge nw Cuesta Pass Comment
  UC766858  Melica torreyana R. F. Hoover 1941-6-8 5328 Lake road from Middletown to Peterson's Comment
  OBI22009  Melica torreyana Robert F. Hoover 1964-5-11 8778 San Luis Obispo Road to Hi Mtn from Pozo-Arroyo Grande summit Comment
  OBI13662  Mentha canadensis Robert F. Hoover 1966-10-1 10099 San Luis Obispo Upper Arroyo grande at confluence of Phoenix Crk Comment
  RSA216772  Mentha canadensis Robert F. Hoover 1969-8-25 11557 San Luis Obispo Laguna de San Luis Obispo. Comment
  UC771635  Mentha spicata R. F. Hoover 1946-9-14 6378 San Luis Obispo near Santa Margarita (Trout Creek); Trout Creek Comment
  OBI2697  Mentha spicata Robert F. Hoover 1966-9-16 10023 San Luis Obispo Santa Margarita Crk 2 mi N of Santa Margarita Comment
  OBI12487  Mentzelia affinis Robert F. Hoover 1947-3-30 6843 San Luis Obispo W edge of Carrizo Plain W of Simmler Comment
  OBI28637  Mentzelia affinis Robert F. Hoover 1965-3-28 7130 San Luis Obispo Up San Juan Crk 4 mi from bridge on rd E of Pozo Comment
  UC767101  Mentzelia laevicaulis var. laevicaulis R. F. Hoover 1938-9-3 3795 Lake Middletown Comment
  UC1392788  Mentzelia lindleyi R. F. Hoover 1969-5-24 11337 Stanislaus Upper Del Puerto Canyon Comment
  UC765568  Mentzelia montana R. F. Hoover 1941-7-5 5452 Mono below Fales Hot Springs; Hot Creek Comment
  OBI12499  Mentzelia pectinata Robert F. Hoover 1967-4-15 10468 San Luis Obispo Elkhorn Hills Comment
  OBI12503  Mentzelia pectinata Robert F. Hoover 1967-4-9 10402 San Luis Obispo Cyn In Temblor Range near N end of Elkhorn Plain Comment
  OBI12458  Mentzelia pectinata Robert F. Hoover 1947-3-30 6834 San Luis Obispo Fernandez Crk on La Panza-Shandon Rd Comment
  OBI12501  Mentzelia pectinata Robert F. Hoover 1950-4-2 7804 San Luis Obispo Crocker Grade, Temblor Range Comment
  UC1392720  Mentzelia tricuspis R. F. Hoover 1968-3-25 10982 San Bernardino near Sacramento Spring (South-facing rocky slope) Comment
  OBI12474  Mentzelia veatchiana Robert F. Hoover 1952-5-25 8232 San Luis Obispo Caliente mt. Along summit ridge Comment
  UC1224769  Mentzelia veatchiana R. F. Hoover 1952-5-6 8153 San Luis Obispo 6 mi e Creston (on La Panza road) Comment
  UC1224773  Mentzelia veatchiana R. F. Hoover 1952-5-25 8232 San Luis Obispo Caliente Mt. Comment
  OBI9749  Micranthes bryophora Robert F. Hoover 1969-3-28 11205 San Benito 1 mi S of Pinnacles turnoff on Hollister-King City rd Comment
  JEPS40607  Micropus californicus var. californicus R. F. Hoover 1936-4-28 981 Fresno Pinedale Comment
  OBI15628  Micropus californicus var. californicus Robert F. Hoover 1947-3-23 6725 San Luis Obispo La Panza District Comment
  OBI15631  Micropus californicus var. subvestitus Robert F. Hoover 1964-5-15 8899 San Luis Obispo Ridge S of San Carpoforo Crk Comment
  OBI15614  Microseris douglasii Robert F. Hoover 1947-3-25 6731 San Luis Obispo Mt Bishop near San Luis Obispo Comment
  CAS-BOT-BC348998  Microseris douglasii subsp. douglasii R. F. Hoover 1947-3-30 6854 San Luis Obispo 1 mi. s. of Simmler, Carrizo Plain Comment
  JEPS35604  Microseris douglasii subsp. tenella R. F. Hoover 1937-5-6 2084 San Joaquin 5 mi se Stockton Comment
  JEPS35714  Microseris nutans R. F. Hoover 1936-7-3 1475 Tuolumne Eagle Meadow Comment
  CAS-BOT-BC322717  Microseris paludosa R. F. Hoover 1950-5-30 7952 San Luis Obispo Just south of the mouth of Arroyo de la Cruz Comment
  UC768679  Microseris paludosa R. F. Hoover 1941-5-25 5241 Monterey just outside Pacific Grove (near road to Carmel) Comment
  UC768680  Microseris sylvatica R. F. Hoover 1937-4-23 1943 Stanislaus between Eugene and Knights Ferry Comment
  OBI9456  Mimetanthe pilosa Robert F. Hoover 1969-7-3 11412 San Luis Obispo Salinas River bed at Paso Robles Comment
  JEPS15281  Mimulus R. F. Hoover 1936-4-28 1001 Fresno Orange Cove Comment
  OBI9503  Mimulus aurantiacus var. aurantiacus Mrs. R. F. Hoover 1962-1-13 10 San Luis Obispo Arroyo Grande Comment
  UC765545  Mimulus aurantiacus var. aurantiacus R. F. Hoover 1937-5-4 2043 Stanislaus Knight's Ferry Comment
  UC766310  Mimulus aurantiacus var. grandiflorus Robert F. Hoover 1941-5-25 5266 Monterey Mill Creek Santa Lucia Mountains Comment
  JEPS35075  Mimulus aurantiacus var. grandiflorus R. F. Hoover 1948-5-22 7538 San Luis Obispo summit on road from Paso Robles to Adelaida Comment
  JEPS35337  Mimulus aurantiacus var. grandiflorus R. F. Hoover 1964-6-12 9066 San Luis Obispo near Rocky Butte Fire Lookout Comment
  OBI9543  Mimulus aurantiacus var. grandiflorus Robert F. Hoover 1959-5-9 8494 San Luis Obispo Six mi W of Paso Robles on Adelaida rd Comment
  OBI9544  Mimulus aurantiacus var. grandiflorus Robert F. Hoover 1959-5-9 8494 San Luis Obispo 6 mi W of Paso Robles on Adelaida rd Comment
  UC596185  Mimulus bicolor R. F. Hoover 1937-5-29 2348 Calaveras Avery Station Comment
  UC596186  Mimulus bicolor R. F. Hoover 1937-6-22 2478 Tuolumne Hull's Meadow Comment
  UC596328  Mimulus bicolor R. F. Hoover 1937-6-23 2502 Tuolumne ridge above Long Barn Comment
  RSA324424  Mimulus layneae Robert F. Hoover 1938-7-13 3647 Tuolumne Brightman Flat. Comment
  JEPS79794  Mimulus nudatus R. F. Hoover 1941-5-2 4982 Colusa just e Lake County line (on Williams-Clear Lake highway, about 6 mi s of Wilbur Springs); Williams-Clear Lake highway Comment
  JEPS10603  Mimulus pilosus R. F. Hoover 1938-10-2 3878 Stanislaus Modesto Comment
  UC767411  Mimulus tricolor R. F. Hoover 1935-6-1 631 Stanislaus about 13 mi e Waterford; Gobin Ranch Comment
  UC767413  Mimulus tricolor R. F. Hoover 1936-4-10 898 Madera Berenda Comment
  OBI12188  Mirabilis laevis var. crassifolia Robert F. Hoover 1967-4-15 10458 San Luis Obispo Cyn just W of "Cottonwood Cyn bridge" lower Cuyama Valley Comment
  UC765753  Mirabilis laevis var. crassifolia R. F. Hoover 1940-4-6 4309 Merced Mine Canyon, near Little Panoche Valley Comment
  OBI9410  Mohavea confertiflora Robert F. Hoover 1968-3-25 10983 San Bernardino Sacramento Spring NW of Needles Comment
  CAS-BOT-BC219863  Monardella breweri subsp. breweri R. F. Hoover 1952-5-25 8229 San Luis Obispo Caliente Mt. Comment
  JEPS63312  Monardella candicans R. F. Hoover 1936-4-29 1036 Stanislaus 8 mi e Oakdale Comment
  RSA201528  Monardella crispa Robert F. Hoover 1964-8-14 9253 San Luis Obispo Jack Lake Comment
  CAS-BOT-BC221697  Monardella douglasii Robert F. Hoover 1938-6-6 3534 Stanislaus Del Puerto Canyon (upper part) Comment
  UC763166  Monardella douglasii R. F. Hoover 1938-6-6 3534 Stanislaus upper part Del Puerto Canyon Comment
  JEPS63346  Monardella leucocephala R. F. Hoover 1936-5-27 1232 Stanislaus 9 mi e Waterford Comment
  SEINET3996297 Image available Monardella leucocephala Robert F. Hoover 1937-7-3 2594 Stanislaus 12 miles east of Waterford Comment
  UC1995364  Monardella leucocephala R. F. Hoover 1936-5-27 1232 Stanislaus 9 mi e Waterford Comment
  UC761953  Monardella leucocephala R. F. Hoover 1935-7-27 693 Stanislaus 12 mi e Waterford (near oil well) Comment
  UC761792  Monardella odoratissima subsp. glauca R. F. Hoover 1941-7-5 5453 Mono Canyon of West Walker River, below Pickle Meadow. Comment
  UC761951  Monardella odoratissima subsp. pallida R. F. Hoover 1936-7-14 1552 Tuolumne Eagle Meadow Comment
  CAS-BOT-BC220191  Monardella sinuata subsp. sinuata R. F. Hoover 1947-7-16 7304 San Luis Obispo Price Canyon Comment
  RSA43013  Monardella undulata Robert F. Hoover 1947-7-16 7304 San Luis Obispo Price Canyon Comment
  SEINET4173654 Image available Monardella undulata R. F. Hoover 1946-9-17 6421 San Luis Obispo Oceano Comment
  CAS-BOT-BC220286  Monardella undulata subsp. crispa R. F. Hoover 1947-8-8 7354 San Luis Obispo Oceano Comment
  CAS-BOT-BC220289  Monardella undulata subsp. crispa R. F. Hoover 1967-9-15 10868 San Luis Obispo South of Oso Flaco Lake 500 Comment
  UC1285026  Monardella undulata subsp. crispa R. F. Hoover 1964-8-14 9253 San Luis Obispo Jack Lake Comment
  UC771735  Monardella undulata subsp. crispa R. F. Hoover 1946-10-20 6527 San Luis Obispo Near Callender railroad siding Comment
  CAS-BOT-BC214155  Monardella villosa subsp. obispoensis R. F. Hoover 1946-8-18 6304 San Luis Obispo 5 mi. w. of Pozo Comment
  CAS-BOT-BC214157  Monardella villosa subsp. obispoensis R. F. Hoover 1964-7-12 9195 San Luis Obispo From hill above site of one-time Washington School, north of Arroyo de la Cruz Comment
  UC761965  Monardella villosa subsp. villosa R. F. Hoover 1937-6-3 2358 Stanislaus Knight's Ferry Comment
  OBI17184  Monolepis nuttalliana Robert F. Hoover 1966-4-2 9795 San Luis Obispo E side of Soda lake, Carrizo Plain Comment
  GH427294  Monolopia congdonii R. F. Hoover 1937-4-11 1839 Unknown Five miles west of Rosedale Comment
  UC761849  Monolopia congdonii R. F. Hoover 1938-3-27 2907 Fresno 9 mi e of Coalinga Comment
  CAS-BOT-BC349544  Monolopia lanceolata R. F. Hoover 1967-3-27 10280 San Luis Obispo Chalk Mt., north side of Cuyama Valley Comment
  CAS-BOT-BC349566  Monolopia lanceolata R. F. Hoover 1948-5-2 7509 San Luis Obispo La Panza district Comment
  JEPS34938  Monolopia lanceolata R. F. Hoover 1941-3-19 4780 Fresno sw of Mendota (on Panoche road) Comment
  OBI18711  Monolopia lanceolata Robert F. Hoover 1948-5-2 7509 San Luis Obispo La Panza District Comment
  SD71149  Monolopia lanceolata R. F. Hoover 1950-4-2 7783 San Luis Obispo West branch of Fernandez Creek, just above La Panza-Creston Road. Comment
  OBI18713  Monolopia lanceolata Robert F. Hoover 1949-4-12 7603 San Luis Obispo E edge of Carrizo Plain, E of Simmler Comment
  UC1315048  Monolopia stricta R. F. Hoover 1967-3-28 10307 San Luis Obispo canyon near n end Elkhorn Plain; Temblor Range Comment
  UC618930  Monolopia stricta R. F. Hoover 1936-4-11 947 Kern Blackwell's Corner Comment
  JEPS34926  Monolopia stricta R. F. Hoover 1941-3-19 4783 Fresno mouth Big Panoche Canyon Comment
  UC765767  Montia fontana R. F. Hoover 1938-2-22 2761 Solano Pleasant's Valley Comment
  UC766155  Montia parvifolia Robert F. Hoover 1936-7-6 1492 Tuolumne Relief Reservoir Comment
  CAS-BOT-BC109023  Mucronea californica R. F. Hoover 1947-7-10 7293 San Luis Obispo Short distance north of north edge of Santa Maria Valley on Guadalupe-Arroyo Grande road. Comment
  CAS-BOT-BC109024  Mucronea californica R. F. Hoover 1964-6-6 8975 San Luis Obispo Los Osos. Comment
  CAS-BOT-BC109022  Mucronea californica R. F. Hoover 1947-5-24 7203 San Luis Obispo Yaro Creek near its junction with Toro Creek. Comment
  OBI10913  Mucronea perfoliata Robert F. Hoover 1967-6-4 10597 San Luis Obispo Cyn in Temblor Range near N end of Elkhorn Plain Comment
  OBI10911  Mucronea perfoliata Robert F. Hoover 1965-10-6 9708 San Luis Obispo Park Hill district Comment
  RSA201581  Mucronea perfoliata Robert F. Hoover 1949-6-4 7752 San Luis Obispo At San Juan River on Pozo-Simmler road, on dry sandstone slope. Comment
  UC1392969  Mucronea perfoliata R. F. Hoover 1969-6-3 11353 San Luis Obispo 3 mi e Santa Margarita; Moreno Canyon Comment
  UC768584  Muhlenbergia andina R. F. Hoover 1940-7-22 4425 Tuolumne n side Pigeon Flat Comment
  OBI22015  Muhlenbergia asperifolia Robert F. Hoover 1966-10-7 10134 San Luis Obispo Cuyama River at Cuyama Ranch (N of New Cuyama) Comment
  RSA216848  Muhlenbergia asperifolia Robert F. Hoover 1966-10-7 10134 San Luis Obispo Cuyama River at Cuyama Ranch (north of New Cuyama). Comment
  CAS-BOT-BC276254  Muhlenbergia utilis R. F. Hoover 1966-10-1 10102 San Luis Obispo Upper Arroyo Grande at confluence of Phoenix Creek Comment
  UC765852  Muilla maritima R. F. Hoover 1938-4-24 3234 Glenn Norman Comment
  CAS-BOT-BC83367  Myosurus minimus R. F. Hoover 1952-5-11 8185 San Luis Obispo Navajo Creek district, east side of La Panza Range. Comment
  UC766195  Myosurus minimus Robert F. Hoover 1935-3-17 363 Stanislaus 10 mi s Modesto Comment
  UC766196  Myosurus minimus R. F. Hoover 1937-3-26 1726 Merced 2 mi n Snelling Comment
  UC767510  Myosurus minimus R. F. Hoover 1937-3-25 1649 Merced 9 mi w Los Banos Comment
  OBI10595  Myosurus minimus subsp. apus Robert F. Hoover 1967-4-8 10384 San Luis Obispo Carrizo plain near N end of Soda Lake Comment
  OBI10589  Myosurus minimus subsp. apus Robert F. Hoover 1947-3-30 6853 San Luis Obispo 1 mi S of Simmler, Carrizo Plain Comment
  CAS-BOT-BC101761  Myrica californica R. F. Hoover 1946-8-26 6347 San Luis Obispo Los Osos Valley Comment
  UC762335  Myrica californica R. F. Hoover 1938-9-18 3840 Marin Tomales Point Comment
  OBI13925  Nama californica Robert F. Hoover 1952-5-24 8209 San Luis Obispo Caliente Mt, on summit ridge W of peak Comment
  OBI13927  Nama californica Robert F. Hoover 1953-5-17 8313 San Luis Obispo "Skunk Well" cyn near Marianas ranch, Temblor range Comment
  OBI37311  Nama demissa D. Hoover 1985-3-16 27 San Bernardino Big Morongo Preserve. S of Morongo Valley, E facing slope behind the Yucca Ridge trl 777 Comment
  NY1082381  Nama densum R. F. Hoover 1941-7-28 5539 Mono Upper Cottonwood Creek, Sweetwater Mountains Comment
  CAS-BOT-BC259860  Nassella cernua R. F. Hoover 1947-5-10 7146 San Luis Obispo E edge of Cuyama Valley near Kern County line Comment
  UC596199  Navarretia filicaulis R. F. Hoover 1937-6-15 2461 Tuolumne upper end of Moccasin Creek Basin, on road to Coulterville Moccasin Creek Basin Comment
  OBI11327  Navarretia hamata subsp. leptantha R. F. Hoover 1968-7-7 11163 San Diego Hills west of Ramona (Barona Valley) Comment
  OBI11326  Navarretia hamata subsp. parviloba R. F. Hoover 1969-7-18 11485 San Luis Obispo Price Canyon, in sandy wash. Comment
  UC762169  Navarretia intertexta R. F. Hoover 1936-5-20 1138 Sutter Riego Comment
  OBI11325  Navarretia intertexta R. F. Hoover 1969-6-14 11376 Calaveras Sheep Ranch Road, S.of Railroad Flat Comment
  UC1023816  Navarretia jaredii R. F. Hoover 1946-6-30 6212 San Luis Obispo between Santa Margarita and Pozo (Rinconzada Mine) Comment
  JEPS70399  Navarretia nigelliformis R. F. Hoover 1935-5-30 604 Merced Athlone Comment
  UC762867  Navarretia nigelliformis subsp. nigelliformis R. F. Hoover 1939-5-6 4084 Fresno Piedra Comment
  UC762146  Navarretia nigelliformis subsp. radians R. F. Hoover 1935-5-30 604 Merced Athlone Comment
  UC762147  Navarretia pubescens R. F. Hoover 1935-5-28 602 Merced 5 mi e Turlock Comment
  UC762866  Navarretia subuligera R. F. Hoover 1939-5-11 4096 Tehama ne of Red Bluff Comment
  UC764584  Nemacladus interior R. F. Hoover 1936-5-27 1234 Stanislaus 9 mi e Waterford Comment
  OBI20983  Nemacladus ramosissimus Robert F. Hoover 1947-3-26 6764 San Luis Obispo Oak Park district Comment
  UC1276320  Nemacladus ramosissimus R. F. Hoover 1947-4-12 6899 San Luis Obispo Upper Navajo Creek; La Panza Range Comment
  UC767570  Nemophila heterophylla R. F. Hoover 1938-3-12 2846 Yolo Cache Creek Canyon near Rumsey; Cache Creek Canyon near Rumsey Comment
  UC1285256  Nemophila menziesii R. F. Hoover 1958-3-19 8426 San Luis Obispo near n base Caliente Mountain (Carrizo Plain); , near n base Caliente Mountain Comment
  JEPS73764  Neostapfia colusana R. F. Hoover 1936-5-27 1231 Stanislaus 3 miles northwest of Waterford. Comment
  SEINET197661  Neostapfia colusana Robert F. Hoover 1937-1 Stanislaus Comment
  CAS-BOT-BC260326  Neostapfia colusana R. F. Hoover 1935-7-27 695 Stanislaus Near Waterford, on road to Oakdale Comment
  GH355895  Neostapfia colusana R. F. Hoover 1937-7-22 2474 Unknown Three miles northwest of Waterford, Stanislaus County Comment
  GH355896  Neostapfia colusana R. F. Hoover 1936-5-27 1231 Unknown 3 mi. nw. of Waterford, Stanislaus Co. Comment
  GH355897  Neostapfia colusana R. F. Hoover 1936-5-27 1231 Unknown 3 mi. nw. of Waterford, Stanislaus Co. Comment
  RSA86718  Neostapfia colusana Robert F. Hoover 1935-7-27 s.n. Stanislaus Mear Waterford on road to Oakdale Comment
  SEINET11423710  Neostapfia colusana R. F. Hoover 1936-1 Stanislaus Waterford [NW of] Comment
  SEINET8719149  Neostapfia colusana Robert F. Hoover 1937-1 Stanislaus Comment
  JEPS12277  Nicotiana acuminata var. multiflora R. F. Hoover 1935-8-3 702 San Joaquin 5 mi sw Ripon Comment
  UC766874  Nicotiana acuminata var. multiflora R. F. Hoover 1937-7-3 2592 Stanislaus 12 mi e Waterford Comment
  OBI9173  Nicotiana quadrivalvis Robert F. Hoover 1965-9-19 9597 San Luis Obispo Calf Cyn Comment
  OBI9174  Nicotiana quadrivalvis Robert F. Hoover 1969-7-3 11409 San Luis Obispo Salinas River bed at Paso Robles Comment
  UC1314996  Nuttallanthus texanus R. F. Hoover 1967-5-6 10560 San Luis Obispo near Black Lake Comment
  UC765854  Odontostomum hartwegii R. F. Hoover 1937-6-3 2376 Tuolumne Chinese Camp Comment
  CAS-BOT-BC140421  Oemleria cerasiformis R. F. Hoover 1964-5-13 8837 San Luis Obispo Santa Rita Creek west of Templeton Comment
  OBI8835  Oenanthe sarmentosa Robert F. Hoover 1964-8-14 9268 San Luis Obispo Jack lake Comment
  RSA43071  Oenothera californica subsp. californica Robert F. Hoover 1947-4-26 7100 San Luis Obispo 6 miles east of Creston on La Panza Road Comment
  OBI11972  Oenothera elata subsp. hookeri Robert F. Hoover 1966-9-21 10084 San Luis Obispo Oso Flaco Lake Comment
  OBI20935  Opuntia phaeacantha Robert F. Hoover 1946-10-13 6479 San Luis Obispo Divide between Suey Crk and Cuyama River Comment
  GH355902  Orcuttia californica R. F. Hoover 1936-6-11 1298 Unknown 12 miles west of Waterford, Stanislaus Co. Comment
Read comments
Apr 4 2019
  NY381546  Orcuttia californica var. viscida R. F. Hoover 1938-7-30 3709 Sacramento Seven miles south of Folsom Comment
  UC766713  Orcuttia inaequalis R. F. Hoover 1936-7-17 1581 Merced 2 mi ne Planada Comment
  UC766929  Orcuttia inaequalis R. F. Hoover 1937-6-22 2475 Stanislaus 3 mi nw Waterford Comment
  UC767162  Orcuttia inaequalis R. F. Hoover 1936-6-4 1280 Tulare 5 mi nw Woodlake Comment
  UC767164  Orcuttia inaequalis R. F. Hoover 1937-5-27 2306 Merced 2 mi ne Planada Comment
  GH355910  Orcuttia inaequalis R. F. Hoover 1936-5-29 1256 Unknown Ryer, Merced Co. Comment
  JEPS11685  Orobanche bulbosa R. F. Hoover 1937-6-10 2428 Amador Ione Comment
  OBI2647  Orobanche californica subsp. grandis Robert F. Hoover 1967-9-15 10870 San Luis Obispo Dunes S of Oso Flaco Lake Comment
  JEPS10812  Orobanche fasciculata R. F. Hoover 1936-7-10 1521 Alpine Lower Valley of Clark's Fork of Stanislaus River. Comment
  UC1224763  Orobanche uniflora subsp. occidentalis R. F. Hoover 1951-4-15 8037 San Luis Obispo Stoney Creek, tributary of Huasna River. Comment
  RSA516498  Orthocarpus campestris var. succulentus Robert F. Hoover 1937-5-6 2096 Merced Ryer. Comment
  JEPS9438  Orthocarpus cuspidatus subsp. cryptanthus R. F. Hoover 1941-7-5 5445 Mono Hot Creek below Fales Hot Springs; Hot Creek below Fales Hot Springs Comment
  SEINET10829382  Orthocarpus floribundus Robert F. Hoover 1939-4-21 Hoover 4057 San Mateo 2 miles south of Colma. Comment
  RSA516488  Orthocarpus linearilobus Robert F. Hoover 1938-5-16 3416 Stanislaus La Grange. Comment
  RSA216749  Orthocarpus purpurascens var. latifolius Robert F. Hoover 1969-5-16 11311 Monterey Marina. Comment
  OBI77253  Osmorhiza berteroi Robert F. Hoover 1964-5-12 8802 San Luis Obispo Upper Lopez Cyn Comment
  OBI77683  Osmorhiza berteroi Robert F. Hoover 1949-5-14 7672 San Luis Obispo Rocky Butte district, above San Simeon Comment
  UC1392741  Oxalis albicans subsp. pilosa R. F. Hoover 1969-7-5 11420 San Luis Obispo Cambria Comment
  CAS-BOT-BC316831  Packera clevelandii Robert Francis Hoover 1969-5-23 11333 Tuolumne 3 miles S of Chinese Camp Comment
  JEPS23643  Packera clevelandii R. F. Hoover 1938-6-9 3578 Lake Indian valley Comment
  UC1392825  Packera clevelandii R. F. Hoover 1969-5-23 11333 Tuolumne 3 mi s Chinese Camp Comment
  CAS-BOT-BC121285  Paeonia californica R. F. Hoover 1967-2-18 10213 San Luis Obispo Diablo Canyon Comment
  UC1315077  Paeonia californica R. F. Hoover 1967-2-18 10213 San Luis Obispo Diablo Canyon San Luis Range Comment
  UC1296235  Papaver californicum R. F. Hoover 1952-5-11 8193 San Luis Obispo La Panza Range, at Navajo Camp La Panza Range; , Navajo Camp Comment
  OBI22077  Parapholis incurva Robert F. Hoover 1964-6-11 9045 San Luis Obispo Cuesta-by-the-Sea, S end of Morro Bay Comment
  UC596010  Parvisedum pumilum R. F. Hoover 1937-4-23 1952 Tuolumne 2 mi w of Chinese Camp Comment
  UC764866  Parvisedum pumilum R. F. Hoover 1938-4-24 3249 Butte 2 mi n of Chico Comment
  UC765007  Parvisedum pumilum R. F. Hoover 1941-4-27 4945 Napa Hill near Yountville Comment
  OBI22082  Paspalum dilatatum Robert F. Hoover 1966-9-16 10062 San Luis Obispo 2 mi S of Creston Comment
  UC766188  Pectocarya anisocarpa R. F. Hoover 1938-4-15 3104 Kern Maricopa Hills Comment
  UC766189  Pectocarya anisocarpa R. F. Hoover 1938-3-27 2929 Kings Kettleman hills above Kettleman City Comment
  UC766197  Pectocarya anisocarpa R. F. Hoover 1940-4-6 4298 Merced low hills n Ortigalita Creek Comment
  OBI37462  Pectocarya linearis D. A. Hoover 1985-4-11 291 San Bernardino Morongo Cyn, SE of Morongo Valley. At the upper end of the Desert Wash Trl 777 Comment
  OBI20868  Pectocarya linearis subsp. ferocula Robert F. Hoover 1967-3-28 10304 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  OBI20869  Pectocarya linearis subsp. ferocula Robert F. Hoover 1948-4-17 7464 San Luis Obispo San Juan River S of Shandon Comment
  JEPS68214  Pectocarya penicillata R. F. Hoover 1937-3-25 1680 Madera 8 mi w Chowchilla Comment
  UC1392871  Pectocarya platycarpa R. F. Hoover 1968-3-24 10914 San Bernardino 4 mi se Daggett (on Ord Mt. rd) Comment
  JEPS68223  Pectocarya pusilla R. F. Hoover 1939-4-15 4024 Merced near summit Pacheco Pass Comment
  JEPS68234  Pectocarya setosa R. F. Hoover 1938-4-9 3042 San Joaquin <Hill between Castle Rock and Black Butte> Corral Hollow Comment
  CAS-BOT-BC69246  Pellaea andromedifolia R. F. Hoover 1947-3-21 6707 San Luis Obispo West base of Mt. Bishop near S.L.O. Comment
  OBI78399  Penstemon centranthifolius Robert F. Hoover 1968-6-7 11162 San Diego Near lake Henshaw Comment
  OBI9263  Penstemon laetus Robert F. Hoover 1968-6-18 11176 El Dorado E of Somerset on Grizzley flat Rd Comment
  OBI9264  Penstemon laetus Robert F. Hoover 1968-5-13 11080 Fresno Tretten Cyn, N of summit on Squaw Valley-Piedra Rd Comment
  OBI9274  Penstemon purpusii Robert F. Hoover 1963-7-4 8573 Tehama log Spring Ridge near Bodkin cabin Comment
  CAS-BOT-BC330530  Pentachaeta fragilis R. F. Hoover 1952-5-24 8216 San Luis Obispo Caliente Mt., along ridge W of peak Comment
  CAS-BOT-BC77173  Pentagramma triangularis subsp. semipallida R. F. Hoover 1964-5-13 8818 San Luis Obispo Tassajera Creek Comment
  CAS-BOT-BC77170  Pentagramma triangularis subsp. semipallida R. F. Hoover 1964-5-13 8818 Santa Barbara Tassajara Creek Comment
  UC1296372  Pentagramma triangularis subsp. triangularis R. F. Hoover 1964-5-13 8819 San Luis Obispo Tassajera Creek Comment
Read comments
Jul 27 2015
  UC596070  Perideridia californica R. F. Hoover 1937-5-16 2148 Tuolumne 5 mi e La Grange (on Coulterville road) Comment
  OBI10860  Persicaria amphibia Robert F. Hoover 1969-8-25 11559 San Luis Obispo Laguna de San Luis Obispo Comment
  OBI78427  Persicaria punctata Robert F. Hoover 1964-8-14 9269 San Luis Obispo Santa Lucia Range. Jack Lake Comment
  OBI17375  Petrorhagia dubia Robert F. Hoover 1968-5-28 11117 Shasta Stillwater Crk E of Redding Comment
  RSA519023  Phacelia ambigua D. A. Hoover 1986-4-7 775 Riverside Sandy bottom of the main canyon at the BLM gate. 549 Comment
  UCD120276  Phacelia breweri R. F. Hoover 1938-4-10 3074 Stanislaus Hospital Canyon, at the bend. Comment
  JEPS2229  Phacelia californica R. F. Hoover 1938-2-21 2753 Contra Costa Point Richmond Comment
  UC762065  Phacelia californica R. F. Hoover 1938-2-21 2753 Contra Costa Point Richmond Comment
  UC762369  Phacelia californica R. F. Hoover 1938-3-8 2821 Contra Costa Berkeley Country Club (=Mira Vista C.C.) El Cerrito Comment
  UC767563  Phacelia ciliata var. ciliata R. F. Hoover 1939-3-18 3920 Tulare 3 mi e Ducor Comment
  CAS-BOT-BC142693  Phacelia ciliata var. opaca R. F. Hoover 1937-4-10 1794 Kings 20 mi. s. of Corcoran Comment
  UC765452  Phacelia ciliata var. opaca R. F. Hoover 1936-2-28 730 Merced near Le Grand Comment
  OBI13826  Phacelia cryptantha Robert F. Hoover 1958-4-19 8455 San Luis Obispo S of Jawbone Cyn, W edge of Mojave Desert Comment
Read comments
Aug 19 2016
  OBI13827  Phacelia cryptantha Robert F. Hoover 1958-4-19 8455 San Luis Obispo S of Jawbone Cyn, W edge of Mojave Desert Comment
  UC762048  Phacelia distans R. F. Hoover 1939-4-10 4006 Madera 4 mi sw Chowchilla Comment
  UC762049  Phacelia distans R. F. Hoover 1938-4-27 3253 Santa Clara 4 mi s San Jose Comment
  UC762066  Phacelia distans R. F. Hoover 1938-4-9 3028 San Joaquin 1 mi n Corral Hollow (near Aalmeda Co. line) Comment
  UC767561  Phacelia douglasii R. F. Hoover 1941-4-19 4857 Stanislaus sandy hill 8 mi w Newman Comment
  JEPS2332  Phacelia fremontii R. F. Hoover 1937-4-10 1778 Fresno 9 mi s Kerman Comment
  OBI13764  Phacelia grisea Robert F. Hoover 1950-6-21 7996 San Luis Obispo Rocky Butte lookout station, Santa Lucia mts Comment
  UC596133  Phacelia hydrophylloides R. F. Hoover 1938-7-14 3638 Tuolumne Eagle Meadow Comment
  CAS-BOT-BC194953  Phacelia imbricata var. imbricata R. F. Hoover 1947-5-30 7230 San Luis Obispo Huasna River just below confluence of Arroyo Seco Comment
  OBI13740  Phacelia loasifolia Robert F. Hoover 1969-5-16 11309 San Benito Bickmore cyn, Glorai rd Comment
  UC762347  Phacelia malvifolia Robert F. Hoover 1946-4-27 6082 San Luis Obispo See Canyon Comment
  CAS-BOT-BC159122  Phacelia ramosissima var. montereyensis R. F. Hoover 1964-8-14 9254 San Luis Obispo Jack Lake, in shifting sand Comment
  JEPS1332  Phacelia suaveolens R. F. Hoover 1937-6-10 2419 Amador Ione Comment
  UC762368  Phacelia suaveolens R. F. Hoover 1937-6-10 2419 Amador Ione Comment
  RSA201573  Phacelia suaveolens subsp. suaveolens Robert F. Hoover 1952-6-10 8244 San Luis Obispo Black Mt, La Panza Range; near summit. Comment
  UC765639  Phacelia tanacetifolia R. F. Hoover 1938-3-20 2883 Merced gypsum hills 10 mi s Los Banos Comment
  OBI22090  Phalaris aquatica Robert F. Hoover 1964-6-5 8913 San Luis Obispo Ridge SE of Cuesta Pass Comment
  UC768493  Phalaris californica R. F. Hoover 1941-5-12 5055 Marin on Point Reyes road w Inverness Ridge; Point Reyes road, w of Inverness Ridge Comment
  UC768491  Phalaris paradoxa R. F. Hoover 1937-5-14 2123 Contra Costa Byron Hot Springs Comment
  UC764921  Phoenicaulis cheiranthoides Robert F. Hoover 1936-6-20 1362 Tuolumne Eagle Peak Comment
  OBI12433  Phoradendron densum Robert F. Hoover 1946-9-15 6415 San Luis Obispo West edge of Carrizo Plain W of Simmler Comment
  UC769862  Phragmites australis R. F. Hoover 1940-10-11 4682 Lassen s Doyle; Long Valley Comment
  CAS-BOT-BC250992  Phragmites australis R. F. Hoover 1966-10-7 10128 San Luis Obispo Cuyama River at oil fields west of New Cuyama Comment
  UC768794  Phyllospadix scouleri R. F. Hoover 1941-5-24 5220 Monterey just s Point Pinos; Pacific Grove Comment
  RSA201637  Phyllospadix scouleri Robert F. Hoover 1964-7-12 9202 San Luis Obispo Leffingwell Landing near Cambria. Comment
  CAS-BOT-BC206933  Pickeringia montana var. montana R. F. Hoover 1950-6-5 7982 San Luis Obispo Ridge NW of Cuesta Pass Comment
  CAS-BOT-BC206934  Pickeringia montana var. montana R. F. Hoover 1950-6-5 7982 San Luis Obispo Ridge NW of Cuesta Pass Comment
  UC764705  Pickeringia montana var. montana Robert F. Hoover 1941-6-7 5303 Sonoma Molino-Occidental Road Comment
  CAS-BOT-BC206932  Pickeringia montana var. montana R. F. Hoover 1959-5-9 8495 San Luis Obispo Six miles west of Paso Robles on Adelaida Road Comment
  OBI12773  Pickeringia montana var. montana Robert F. Hoover 1959-5-9 8495 San Luis Obispo 6 mi W of Paso Robles on Adelaida rd Comment
  UC770068  Pilularia americana R. F. Hoover 1936-4-10 912 Tulare 8 mi n Visalia Comment
  UC767103  Pinus albicaulis R. F. Hoover 1941-7-22 5518 Tuolumne Emigrant Meadow Comment
  OBI22736  Pinus muricata Robert F. Hoover 1948-2-16 7418 San Luis Obispo Sycamore Springs (hill just above) near Avila Comment
  OBI22746  Pinus muricata Robert F. Hoover 1947-10-24 7410 San Luis Obispo Near Sunnyside School Comment
  UC767614  Piperia transversa Robert F. Hoover 1936-5-22 1207 Shasta 5 mi e Redding Comment
  UC762838  Plagiobothrys acanthocarpus R. F. Hoover 1936-3-17 774 Stanislaus Warnerville Comment
  UC762839  Plagiobothrys acanthocarpus R. F. Hoover 1937-5-4 2012 Stanislaus 4 mi s Oakdale Comment
  UC762851  Plagiobothrys acanthocarpus R. F. Hoover 1935-3-1 253 Stanislaus Grayson Comment
  UC762853  Plagiobothrys acanthocarpus R. F. Hoover 1936-3-21 830 Fresno Little Panoche wash Little Panoche Comment
  JEPS68005  Plagiobothrys arizonicus R. F. Hoover 1938-4-9 3038 San Joaquin hill betw. Castle Rock and Black Butte; Corral Hollow Comment
  UC767643  Plagiobothrys arizonicus R. F. Hoover 1938-3-27 2914 Kings Kettleman City Comment
  JEPS60923  Plagiobothrys austiniae R. F. Hoover 1936-3-17 769 Stanislaus near La Grange (on Snelling Road) Comment
  UC762823  Plagiobothrys austiniae R. F. Hoover 1941-3-25 4829 Tuolumne Head of Owl Creek Comment
  UC766998  Plagiobothrys canescens R. F. Hoover 1935-3-4 291 Stanislaus Modesto Comment
  UC765819  Plagiobothrys fulvus R. F. Hoover 1937-3-26 1712 Stanislaus La Grange Comment
  UC766711  Plagiobothrys fulvus R. F. Hoover 1939-4-15 4028 Merced Pacheco Pass summit Comment
  CAS-BOT-BC409291  Plagiobothrys glaber Robert F. Hoover 1938-5-28 5305 San Benito Hollister airport Comment
  JEPS21186  Plagiobothrys greenei R. F. Hoover 1938-5-16 3418 Stanislaus plain e La Grange Comment
  UC767525  Plagiobothrys greenei R. F. Hoover 1937-5-19 2269 Shasta 4 mi e Redding Comment
  JEPS68053  Plagiobothrys hispidus R. F. Hoover 1941-7-5 5447 Mono below Fales Hot Springs; Hot Creek Comment
  UC767628  Plagiobothrys humistratus R. F. Hoover 1938-4-10 3057 Alameda East edge of Livermore Comment
  UC766327  Plagiobothrys infectivus R. F. Hoover 1940-4-7 4319 Stanislaus Lower Crow Creek canyon Comment
  CAS-BOT-BC228477  Plagiobothrys myosotoides Robert F. Hoover 1938-5-17 3465 Fresno Big Sandy Valley, E base of Black Mountain Comment
  UC766326  Plagiobothrys nothofulvus R. F. Hoover 1935-3-30 457 Tulare between Richgrove and Ducor Comment
  UC1284988  Plagiobothrys scriptus R. F. Hoover 1949-4-11 7592 San Luis Obispo La Panza Road 18 mi e Creston Comment
  UC1392861  Plagiobothrys shastensis R. F. Hoover 1968-4-6 11003 San Luis Obispo on La Panza road 18 mi e Creston Comment
  UC767633  Plagiobothrys stipitatus R. F. Hoover 1937-5-18 2190 Sacramento 5 mi nw Thornton Comment
  UC766028  Plagiobothrys tenellus R. F. Hoover 1938-5-17 3467 Fresno e base Black Mt.; Big Sandy Valley Comment
  UC767596  Plagiobothrys tenellus R. F. Hoover 1937-5-4 2030 Stanislaus 2 mi s Oakdale Comment
  UC767597  Plagiobothrys tenellus R. F. Hoover 1937-3-26 1713 Stanislaus La Grange Comment
  RSA128490  Plagiobothrys tener Robert F. Hoover 1936-5-22 1196 Shasta 3 miles east of Redding Comment
  UC767631  Plagiobothrys torreyi var. diffusus R. F. Hoover 1936-6-18 1322 Alpine Douglas Station Comment
  OBI20608  Plagiobothrys trachycarpus Robert F. Hoover 1947-4-16 6938 San Luis Obispo Near N end of Laguna near San Luis Obispo Comment
  OBI20609  Plagiobothrys trachycarpus Robert F. Hoover 1947-5-12 s.n. San Luis Obispo Near N end of Laguna near San Luis Obispo Comment
  UC1284992  Plagiobothrys trachycarpus R. F. Hoover 1947-4-16 6938 San Luis Obispo near n end of Laguna near San Luis Obispo Comment
  JEPS61083  Plagiobothrys undulatus R. F. Hoover 1936-6-4 1271 Fresno 3 mi w Orange Cove Comment
  JEPS61089  Plagiobothrys undulatus R. F. Hoover 1937-5-18 2191 Sacramento 5 mi nw Thornton Comment
  JEPS7139  Plantago coronopus R. F. Hoover 1937-5-18 2223 Sutter Pleasant Grove Comment
  UC762093  Plantago erecta R. F. Hoover 1939-3-18 3915 Merced 7 mi s Merced Comment
  JEPS6409  Plantago erecta R. F. Hoover 1940-3-31 4292 Stanislaus s of mouth of Del Puerto Canyon Comment
  JEPS7148  Plantago major R. F. Hoover 1934-11-28 138 Stanislaus Modesto Comment
  RSA43210  Plantago maritima Robert F. Hoover 1947-5-23 7189 San Luis Obispo Coast S of Hagard Canyon. Comment
  JEPS35339  Plantago maritima var. californica R. F. Hoover 1964-6-13 9088 San Luis Obispo just n Arroyo de la Cruz; Point Sierra Nevada Comment
  OBI11644  Plantago ovata Robert F. Hoover 1967-3-28 10320 San Luis Obispo Temblor Range near N end of Elkhorn Plain Comment
  OBI51839  Plantago ovata Robert F. Hoover 1938-4-9 3053 San Joaquin Black Butte, at lower end of Corral Hollow Comment
  UC762067  Plantago ovata R. F. Hoover 1937-4-10 1806 Kern between Lost Hills and Semitropic Comment
  UC762091  Plantago ovata R. F. Hoover 1935-3-29 431 Fresno between Mendota and Coalinga Comment
  UC767658  Platanthera sparsiflora R. F. Hoover 1936-6-25 1401 Tuolumne Brightmans Flat Comment
  CAS-BOT-BC91986  Platystemon californicus R. F. Hoover 1949-4-4 7583 San Luis Obispo West base of Mount Bishop near San Luis Obispo. Comment
  JEPS35297  Plectritis congesta R. F. Hoover 1949-5-12 7667 San Luis Obispo between Mount Bishop and Cerro Romauldo Comment
  OBI8700  Plectritis macrocera Robert F. Hoover 1969-3-28 11199 Merced E side of Pacheco Pass, on old rd about 1 mi E of summit Comment
  OBI22105  Pleuropogon californicus Robert F. Hoover 1964-5-14 8880 San Luis Obispo Near NW end of Laguna, San Luis Obispo Comment
  UC767873  Pleuropogon californicus var. californicus R. F. Hoover 1941-4-26 4923 Napa Pope Valley Comment
  CAS-BOT-BC326618  Pluchea sericea R. F. Hoover 1946-10-13 6487 San Luis Obispo Cuyama River at highway birdge not far below Sycamore Creek Comment
  UC767842  Poa annua R. F. Hoover Oct., 1934 71 Stanislaus Modesto Comment
  CAS-BOT-BC246696  Poa howellii R. F. Hoover 1948-5-3 7513 San Luis Obispo See Canyon Comment
  UC769901  Poa howellii R. F. Hoover 1937-4-21 1909 Alameda Berkeley Hills Comment
  UC768576  Poa keckii R. F. Hoover 1941-7-29 5555 Mono Mt Patterson; Sweetwater Mts Comment
  CAS-BOT-BC243096  Poa secunda subsp. secunda R. F. Hoover 1967-4-8 10386 San Luis Obispo Carrizo Plain near N end of Soda Lake Comment
  UC767834  Poa secunda subsp. secunda R. F. Hoover 1941-7-17 5499 Tuolumne Eagle Meadow Comment
  UC767844  Poa secunda subsp. secunda R. F. Hoover 1935-3-29 409 Fresno near Little Panoche Creek Little Panoche Creek Comment
  UC768577  Poa secunda subsp. secunda Robert F. Hoover 1935-3-15 321 Stanislaus 4 mi s Oakdale; San Joaquin Valley Comment
  UC769903  Poa stebbinsii R. F. Hoover 1941-7-22 5519 Tuolumne Emigrant Meadow Comment
  UC762135  Pogogyne douglasii R. F. Hoover 1936-5-20 1129 Sacramento Galt Comment
  UC1988926  Pogogyne serpylloides Robert F. Hoover 1937-5-29 2338 Calaveras Mercer's Cave Comment
  JEPS62481  Pogogyne zizyphoroides R. F. Hoover 1937-5-19 2275 Shasta 4 miles East of Redding. Comment
  UC1988946  Pogogyne zizyphoroides Robert F. Hoover 1937-5-18 2195 Sacramento Five miles northwest of Thornton Comment
  UC762136  Pogogyne zizyphoroides R. F. Hoover 1938-5-16 3453 Madera Daulton Comment
  UC762137  Pogogyne zizyphoroides R. F. Hoover 1937-5-18 2195 Sacramento 5 miles northwest of Thornton Comment
  JEPS69892  Polemonium chartaceum R. F. Hoover 1941-7-29 5548 Mono Mt. Patterson Sweetwater Mts., Mt. Patterson Comment
  UC1392959  Polygonum amphibium var. emersum R. F. Hoover 1969-8-25 11559 San Luis Obispo Laguna de San Luis Obispo Comment
  CAS-BOT-BC414079  Polygonum aviculare subsp. aviculare R. F. Hoover 1965-9-18 9566 San Luis Obispo Santa Margarita Comment
  UC769830  Polygonum lapathifolium R. F. Hoover 1934-9-15 17 Stanislaus Modesto Comment
  CAS-BOT-BC109174  Polygonum paronychia R. F. Hoover 1964-6-11 9042 San Luis Obispo Just south of Hazard Canyon. Comment
  UC771745  Polygonum punctatum R. F. Hoover 1946-8-26 6361 San Luis Obispo Baywood Park Comment
  CAS-BOT-BC72001  Polypodium californicum R. F. Hoover 1964-5-12 8809 San Luis Obispo Upper Lopez Canyon Comment
  UC767860  Polypogon maritimus R. F. Hoover 1937-5-16 2146 Tuolumne on Coulterville road 5 mi e La Grange Comment
  OBI22179  Polypogon monspeliensis Robert F. Hoover 1964-6-10 9012 San Luis Obispo Avila Comment
  OBI22180  Polypogon monspeliensis Robert F. Hoover 1964-8-13 9224 San Luis Obispo Mouth of Morro Crk Comment
  CAS-BOT-BC102649  Populus fremontii R. F. Hoover 1965-9-19 9600 San Luis Obispo Calf Canyon Comment
  OBI9887  Populus fremontii Robert F. Hoover 1946-10-6 6466 San Luis Obispo San Miguel, along Salinas River bed Comment
  UC764048  Potentilla drummondii subsp. breweri Robert F. Hoover 1936-7-2 1463 Tuolumne 2 mi w Sonora Pass summit; w of Sonora Pass summit Comment
  UC764706  Prosopis glandulosa var. torreyana R. F. Hoover 1941-3-23 4794 Kern sw of Bakersfield (on road to Taft) Comment
  GH366057  Prunus R. F. Hoover 1941-5-2 4979 Unknown Between Seigler Springs and Lower Lake Comment
  UC764039  Prunus virginiana var. demissa R. F. Hoover 1941-5-2 4979 Lake between Seigler Spring and Lower Lake Comment
  UC769964  Pseudobahia heermannii R. F. Hoover 1938-5-9 3411 Mariposa 3 mi s of Mt. Bullion Comment
  CAS-BOT-BC356615  Pseudognaphalium biolettii R. F. Hoover 1948-3-4 7428 San Luis Obispo Coast south of Hazard Canyon Comment
  CAS-BOT-BC356617  Pseudognaphalium biolettii R. F. Hoover 1948-3-4 7428 San Luis Obispo Coast south of Hazard Canyon Comment
  UC1392967  Pseudognaphalium luteoalbum R. F. Hoover 1969-7-3 11415 San Luis Obispo Salinas River bed at Paso Robles Salinas River, Paso Robles Comment
  CAS-BOT-BC357342  Pseudognaphalium microcephalum R. F. Hoover 1967-9-5 10825 Placer Cornelian Bay, Lake Tahoe Comment
  CAS-BOT-BC361545  Pseudognaphalium stramineum R. F. Hoover 1947-8-13 7373 San Luis Obispo South of Hazard Canyon Comment
  CAS-BOT-BC361547  Pseudognaphalium stramineum R. F. Hoover 1964-8-13 9227 San Luis Obispo Santa Lucia Range. Mouth of Morro Creek Comment
  HSC104069  Pseudotrillium rivale L. Hoover, S. Carothers 2003-4-17 Del Norte Six Rivers National Forest; North Fork Smith Botanical Area; top of Wimer Rd. (#305), near intersection with Rd. 206. 854 Comment
  JEPS40485  Psilocarphus brevissimus var. brevissimus R. F. Hoover 1935-5-30 607 Merced Athlone Comment
  JEPS40495  Psilocarphus brevissimus var. brevissimus R. F. Hoover 1937-5-19 2276 Shasta 4 mi e Redding Comment
  OBI15563  Psilocarphus tenellus Robert F. Hoover 1951-4-15 8045 San Luis Obispo Stoney Crk, tributary of Huasna River Comment
  CAS-BOT-BC72646  Pteridium aquilinum R. F. Hoover 1966-9-21 10075 San Luis Obispo 1 mile south of Edna on Price Canyon road to Pismo Beach Comment
  UC763151  Pterospora andromedea R. F. Hoover 1940-7-15 4417 Tuolumne Mill Creek Comment
  SEINET196239 Image available Ptilagrostis kingii R. F. Hoover 1940-8-1 4478 Tuolumne Upper end of Emigrant Lake. Comment
  UC763153  Pyrola picta R. F. Hoover 1940-7-15 4415 Tuolumne Mill Creek Comment
  UC761923  Pyrrocoma apargioides R. F. Hoover 1939-7-28 4195 Tuolumne Red Peak Comment
  UCD45262  Quercus berberidifolia R. F. Hoover 1946-8-18 6321 San Luis Obispo Calf Canyon, e. of Santa Margarita. Comment
  SEINET13953306 Image available Quercus cornelius-mulleri D. A. Hoover 1985-1 632 San Bernardino S of Morongo Valley, N facing slope of hill where the old car body rests 762 Comment
  CAS-BOT-BC79328  Quercus dumosa R. F. Hoover 1965-9-29 9683 San Luis Obispo Half-way between Santa Margarita and Atascadero Comment
  UC762345  Quercus durata R. F. Hoover 1940-8-25 4542 Napa e side Mt. St. Helena Comment
  UCD45928  Quercus durata var. durata R. F. Hoover 1946-9-15 6419 San Luis Obispo Rinconada Mine, in area of serpentine. Comment
  CAS-BOT-BC94616  Quercus garryana R. F. Hoover 1964-5-15 8889 San Luis Obispo Pine Top Mountain, S of San Carpoforo Creek Comment
  SD71405  Quercus garryana R. F. Hoover 1957-8-28 8405 San Luis Obispo Between Rocky Butte and Pine Mountain, above San Simeon. Comment
  CAS-BOT-BC62834  Quercus lobata R. F. Hoover 1957-7-19 8391 San Luis Obispo Trail to Cypress Mt. from Cambria - Adelaida road Comment
  UC762346  Quercus vacciniifolia R. F. Hoover 1940-7-18 4418 Alpine Douglas Station Comment
  UC767471  Raillardella argentea R. F. Hoover 1939-7-28 4196 Tuolumne Red Peak Comment
  UC765738  Ranunculus californicus R. F. Hoover 1938-1-9 2729 Alameda Crane Ridge Comment
  UC765739  Ranunculus californicus R. F. Hoover 1937-3-25 1674 Merced Pacheco Pass; e base Comment
  CAS-BOT-BC378574  Ranunculus californicus var. californicus R. F. Hoover 1948-3-4 7424 San Luis Obispo Osos Valley Comment
  UC767502  Ranunculus canus var. canus Robert F. Hoover 1936-3-18 788 Stanislaus four miles south of Oakdale Comment
  OBI10288  Rhamnus crocea Robert F. Hoover 1964-1-19 8624 San Luis Obispo Lower Coon Crk Comment
  GH363923  Ribes aureum R. F. Hoover 1935-2-8 211 Unknown Modesto Comment
  UC1296144  Ribes aureum R. F. Hoover 1965-3-12 9335 San Luis Obispo 4 mi w Templeton; Santa Lucia Range Comment
  OBI14058  Ribes aureum var. gracillimum Robert F. Hoover 1964-4-13 8701 San Luis Obispo 2 mi S of Atascadero, W of hwy 101, at base of shale hill Comment
  CAS-BOT-BC173078  Ribes divaricatum var. pubiflorum R. F. Hoover 1947-3-8 6648 San Luis Obispo Lower Chorro Creek e. of Morro Bay (near its mouth) Comment
  OBI14043  Ribes indecorum Robert F. Hoover 1947-3-9 6664 San Luis Obispo Head of Calf Cyn E of Santa Margarita Comment
  CAS-BOT-BC168964  Ribes malvaceum R. F. Hoover 1967-2-8 10201 San Luis Obispo Hill south of Los Osos Comment
  UC1296139  Ribes malvaceum R. F. Hoover 1964-3-14 8650 San Luis Obispo Head of Lopez Canyon Lopez Canyon Comment
  OBI14041  Ribes menziesii Robert F. Hoover 1947-1-26 6603 San Luis Obispo Osos Valley Comment
  UC764965  Ribes quercetorum R. F. Hoover 1938-1-9 2728 Alameda Crane Ridge Comment
  OBI14031  Ribes quercetorum Robert F. Hoover 1964-4-13 8698 San Luis Obispo 2 mi S of Atascadero, W of hwy 101, near base of shale hill Comment
  UC1392740  Rorippa curvisiliqua R. F. Hoover 1969-7-3 11413 San Luis Obispo Salinas River bed Paso Robles; Salinas River bed at Paso Robles Comment
  SFV9355  Rorippa sphaerocarpa D. H. Hoover 1957-8-18 8 67 Tuolumne Sierra Nevada 1 mile south of Clark Fork Bridge Camp. 1982 Comment
  UC1392792  Rosa californica R. F. Hoover 1969-8-8 11520 Monterey on Elkhorn Rd bordering Elkhorn Slough Comment
  CAS-BOT-BC146684  Rosa gymnocarpa R. F. Hoover 1964-5-13 8847 San Luis Obispo South Fork of Old Creek Comment
  UC762607  Rudbeckia californica R. F. Hoover 1938-7-19 3690 Tuolumne Brightman Flat Comment
  OBI78542  Rumex conglomeratus Robert F. Hoover 1964-7-11 9158 San Luis Obispo Edna marsh Comment
  OBI10842  Rumex crassus Robert F. Hoover 1947-5-23 7188 San Luis Obispo Coast S of Hazard Cyn Comment
  OBI10832  Rumex fueginus Robert F. Hoover 1964-8-13 9244 San Luis Obispo Mouth of osos Crk Comment
  CAS-BOT-BC454148  Ruppia maritima R. F. Hoover 1947-10-11 7406 San Luis Obispo San Simeon Comment
  OBI9864  Salix breweri Robert F. Hoover 1947-4-27 7109 San Luis Obispo Morro Crk,above base of grade on hwy to Atascadero, along rivulets Comment
  CAS-BOT-BC103938  Salix exigua R. F. Hoover 1968-7-7 76 Santa Barbara In river bottom of Central Valley, one mile west of Stanton Ranch house, Santa Cruz Island Comment
  OBI9841  Salix laevigata Robert F. Hoover 1953-5-16 8200 San Luis Obispo Grant Lake on margin of dry lakebed Comment
  OBI9847  Salix laevigata Robert F. Hoover 1953-5-16 8299 San Luis Obispo Grant Lake on margin of dry lakebed Comment
  CAS-BOT-BC126452  Salix sitchensis R. F. Hoover 1947-3-16 6670 San Luis Obispo Just south of Monterey Co. line Comment
  CAS-BOT-BC402108  Saltugilia australis Doris Hardman Hoover 1967-6-11 s.n. San Diego J.R. Hoover Ranch +-4 mi. s.e. of Fallbrook 152 Comment
  UC762491  Salvia carduacea R. F. Hoover 1938-4-2 2979 Monterey junction of Paloma Creek and Arroyo Seco Comment
  OBI13542  Salvia leucophylla Robert F. Hoover 1950-6-2 7973 San Luis Obispo Arroyo Seco, tributarry of Huasna River Comment
  CAS-BOT-BC230030  Salvia mellifera R. F. Hoover 1964-4-15 8728 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  OBI13532  Salvia mellifera Robert F. Hoover 1968-6-6 11148 Los Angeles Summit of Santa Monica MTs, just W of Sepulveda Blvd Comment
  UC762493  Salvia spathacea Robert F. Hoover 1938-4-23 3183 Solano Mix Canyon (Weldon Canyon) Comment
  CAS-BOT-BC246005  Sambucus nigra subsp. caerulea R. F. Hoover 1964-7-11 9176 San Luis Obispo 3 mi. NW of Nipomo Comment
  UC766959  Sanicula bipinnatifida R. F. Hoover 1939-3-20 3939 Madera Califa Comment
  OBI8780  Sanicula hoffmannii Robert F. Hoover 1947-5-31 7253 San Luis Obispo Rinconada Mine (west of Pozo) Comment
  LA33015  Sanicula maritima Robert F. Hoover; 1947-3-16 6683 San Luis Obispo Arroyo de la Cruz (just N of) near ocean on Highway No. 1 Comment
  RSA201624  Sanicula maritima Robert F. Hoover 1947-4-13 6928 San Luis Obispo Los Osos Valley Comment
  SD71409  Sanicula maritima R. F. Hoover 1947-3-16 6683 San Luis Obispo Arroyo de la Cruz (just north of) near ocean on Highway 1 Comment
  OBI8753  Sanicula simulans Robert F. Hoover 1958-3-3 8411 San Luis Obispo Steiner Crk at mouth of Serrano Cyn Comment
  OBI8754  Sanicula simulans Robert F. Hoover 1958-3-3 8411 San Luis Obispo Steiner Crk at mouth of Serrano Cyn Comment
  UC1601280  Satureja mimuloides Robert F. Hoover 1937-8-12 2682 Monterey Upper Nacimiento River Comment
  UC764966  Saxifraga aprica R. F. Hoover 1938-7-16 3659 Tuolumne Relief Reservoir Comment
  UC764893  Saxifraga californica Robert F. Hoover 1935-3-15 320 Stanislaus 4 mi s of Oakdale Comment
  UC764967  Saxifraga californica R. F. Hoover 1939-3-19 3933 Fresno lower Kings River Canyon (Pine Flat); , Kings River Canyon Comment
  UC765478  Scandix pecten-veneris R. F. Hoover 1941-4-27 4942 Napa Napa Junction Comment
  OBI22194  Schismus arabicus Robert F. Hoover 1949-4-21 7613 San Luis Obispo Just E of San Juan river on Rd from La panza to Simmler Comment
  OBI6266  Schoenoplectus californicus Robert F. Hoover 1966-9-21 10078 San Luis Obispo Oso Flaco Lake Comment
  UC766163  Scirpus cernuus R. F. Hoover 1941-5-21 5158 Marin Point Reyes Comment
  GH361139  Scribneria bolanderi R. F. Hoover 1937-4-24 1975 Unknown Chinese Camp Comment
  UC769940  Scribneria bolanderi R. F. Hoover 1937-4-24 1994 Stanislaus Warnerville Comment
  CAS-BOT-BC238478  Scrophularia atrata R. F. Hoover 1959-5-12 8502 San Luis Obispo Price Canyon Comment
  JEPS35324  Scrophularia californica R. F. Hoover 1964-5-14 8858 San Luis Obispo See Canyon Comment
  OBI9230  Scrophularia californica Robert F. Hoover 1948-5-3 7515 San Luis Obispo See Cyn Comment
  UC767434  Scrophularia californica R. F. Hoover 1936-7-2 1462 Tuolumne 2 mi w Sonora Pass summit Comment
  JEPS35333  Scrophularia californica R. F. Hoover 1964-6-7 8982 San Luis Obispo lower canyon of San Carpoforo Creek Comment
  UC767432  Scrophularia californica R. F. Hoover 1939-5-10 4088 Placer 2 mi e Lincoln Comment
  CAS-BOT-BC341100  Scutellaria mexicana R. F. Hoover 1966-10-15 10176 Riverside Bighorn Drive, San Jacinto Mts. Comment
  OBI13496  Scutellaria tuberosa Robert F. Hoover 1947-3-19 6693 San Luis Obispo Oak Park District Comment
  OBI13497  Scutellaria tuberosa Robert F. Hoover 1947-3-1 6626 San Luis Obispo Cambria Comment
  UC764949  Sedum lanceolatum R. F. Hoover 1936-7-6 1494 Tuolumne Relief Reservoir Comment
  SBBG40539  Senecio blochmaniae R. F. Hoover 1969-9-21 11605 San Luis Obispo S end of Morro Bay Comment
  CAS-BOT-BC363517  Senecio californicus R. F. Hoover 1967-5-13 10561 San Luis Obispo Coast west of Cambria Comment
  OBI15525  Senecio californicus Robert F. Hoover 1968-4-11 11006 Monterey Marina Beach Comment
  UC1315016  Senecio californicus R. F. Hoover 1967-4-20 10494 San Luis Obispo on La Panza Road 4 mi e Creston Comment
  GH11915  Senecio clevelandii var. heterophyllus R. F. Hoover 1938-6-19 3614 Unknown 1.5 miles southwest of Chinese Camp Comment
  RSA0001541  Senecio clevelandii var. heterophyllus Robert F. Hoover 1938-6-19 3614 Tuolumne 1 1/2 miles southwest of Chinese Camp. Comment
  OBI15502  Senecio douglasii var. douglasii Robert F. Hoover 1965-10-6 9718 San Luis Obispo 4 mi N of Pozo, along dry stream bed Comment
  OBI15504  Senecio douglasii var. douglasii Robert F. Hoover 1965-9-18 9579 San Luis Obispo Morano Canyon, E of Santa Margarita Comment
  UC767444  Senecio fremontii var. occidentalis R. F. Hoover 1939-7-28 4198 Tuolumne Red Peak Comment
  UC762618  Senecio integerrimus var. exaltatus R. F. Hoover 1941-7-19 5504 Tuolumne Eagle Meadow Comment
  UC767011  Sesuvium verrucosum R. F. Hoover 1934-10-20 155 Stanislaus 15 mi s of Mosesto Comment
  CAS-BOT-BC187893  Sidalcea calycosa subsp. rhizomata Robert F. Hoover 1941-6-19 5378 Marin N of Abbotts Lagoon Comment
  OBI12327  Sidalcea glaucescens Robert F. Hoover 1967-9-5 10835 Placer Carnelian Bay, Lake Tahoe Comment
  HSC103282  Sidalcea glaucescens Lisa D. Hoover 2013-5-31 Del Norte Six Rivers National Forest, High Plateau Quad, North Fork Smith River watershed, Bear Creek. 324 Comment
  CAS-BOT-BC205506  Sidalcea hickmanii subsp. anomala R. F. Hoover 1958-5-17 8478 San Luis Obispo Summit of San Lucia Mts. northwest of Cuesta Pass Comment
  CAS-BOT-BC205536  Sidalcea hickmanii subsp. viridis Robert F. Hoover 1941-5-12 5063 Marin Point Reyes peninsula west of Drake's Estero Comment
  UC763981  Sidalcea keckii R. F. Hoover 1939-5-6 4085 Fresno Piedra Comment
  UC764091  Sidalcea malviflora subsp. laciniata R. F. Hoover 1937-3-25 1673 Merced e base of Pacheco Pass Comment
  OBI12310  Sidalcea malviflora subsp. laciniata Robert F. Hoover 1964-5-14 8874 San Luis Obispo Above head of Perfumo cyn, San Luis Range Comment
  UC766240  Silene antirrhina R. F. Hoover 1941-4-19 4854 Stanislaus Sandy hill 8 mi w Newan; w of Newan Comment
  OBI19450  Silene antirrhina Robert F. Hoover 1947-4-2 6867 San Luis Obispo Upper Arroyo Grande 6 mi above County park Comment
  OBI19476  Silene coniflora Robert F. Hoover 1947-3-26 6762 San Luis Obispo Oak Park district Comment
  OBI19475  Silene coniflora Robert F. Hoover 1952-5-11 8182 San Luis Obispo W slope of La Panza Range Comment
  UC767044  Silene invisa R. F. Hoover 1936-7-3 1473 Tuolumne Eagle Meadow Comment
  CAS-BOT-BC175191  Silene verecunda R. F. Hoover 1947-3-26 6745 San Luis Obispo Price Canyon (just s. of) Comment
  OBI19477  Silene verecunda Robert F. Hoover 1947-3-26 6745 San Luis Obispo Price Cyn (just S of) Comment
  UC762949  Sinapis arvensis Robert F. Hoover 1935-3-29 200 Merced 9 mi w of Los Banos Comment
  UC764838  Sinapis arvensis R. F. Hoover 1938-4-1 2956 Santa Clara Morgan Hill Comment
  CAS-BOT-BC75143  Sisymbrium altissimum R. F. Hoover 1965-9-19 9622 San Luis Obispo West edge of Carrizo Plain, west of Simmler. Comment
  OBI14959  Sisymbrium altissimum Robert F. Hoover 1969-7-12 11473 San Luis Obispo Salinas River bed at Paso Robles Comment
  OBI21084  Sisyrinchium bellum Robert F. Hoover 1958-5-17 8479 San Luis Obispo Summit of Santa Lucia Mts. NW of Cuesta Pass Comment
  UC1296300  Smilacina racemosa R. F. Hoover 1948-5-3 7510 San Luis Obispo See Canyon Comment
  UC1296301  Smilacina racemosa R. F. Hoover 1964-5-14 8866 San Luis Obispo See Canyon Comment
  CAS-BOT-BC157497  Solanum umbelliferum R. F. Hoover 1963-5-4 8560 San Luis Obispo Upper Coon Creek, San Luis Range Comment
  NY820642  Solanum umbelliferum R. F. Hoover 1940-3-23 4281 Kings Tar Canyon, foothills west of Avenal Comment
  OBI9141  Solanum umbelliferum Robert F. Hoover 1949-4-21 7605 San Luis Obispo La Panza district Comment
  UC1315081  Solanum umbelliferum R. F. Hoover 1967-2-18 10211 San Luis Obispo San Luis Range, Diablo Canyon Diablo Canyon; San Luis Range, Diablo Canyon Comment
  UC766872  Solanum umbelliferum R. F. Hoover 1940-3-23 4281 Kings Foothills w of Avenal (Tar Canyon); Tar Canyon Comment
  CAS-BOT-BC156439  Solanum umbelliferum R. F. Hoover 1949-4-21 7605 San Luis Obispo La Panza dist. Comment
  CAS-BOT-BC157495  Solanum umbelliferum R. F. Hoover 1946-6-16 6158 San Luis Obispo 5 mi. w. of Pozo Comment
  OBI9101  Solanum xanti Robert F. Hoover 1964-5-13 8830 San Luis Obispo Santa Rita Crk W of Templeton Comment
  OBI9107  Solanum xanti Robert F. Hoover 1947-3-26 6756 San Luis Obispo Oak Park district Comment
  CAS-BOT-BC365336  Solidago confinis R. F. Hoover 1966-10-1 10097 San Luis Obispo Upper Arroyo Grande at confluence of Phoenix Creek Comment
  OBI15460  Solidago confinis Robert F. Hoover 1966-11-2 10194 San Luis Obispo Baywood Park Comment
  CAS-BOT-BC365738  Solidago spathulata R. F. Hoover 1964-10-3 9321 San Luis Obispo Mouth of Coon Creek Comment
  CAS-BOT-BC365112  Solidago velutina subsp. californica R. F. Hoover 1967-9-5 10836 Placer Carnelian Bay, Lake Tahoe Comment
  JEPS18737  Soliva sessilis R. F. Hoover 1936-5-22 1202 a Shasta 3 mi e Redding Comment
  OBI17382  Spergularia macrotheca Robert F. Hoover 1967-4-28 10514 Contra Costa Byron Hot Springs Comment
  CAS-BOT-BC390446  Spergularia macrotheca var. macrotheca R. F. Hoover 1946-10-5 6461 San Luis Obispo North end of Morro Bay Comment
  OBI17377  Spergularia marina Robert F. Hoover 1967-4-12 10422 San Luis Obispo Upper Arroyo Grande, around salt springs Comment
  JEPS463  Sporobolus airoides R. F. Hoover 1934-9-15 35 Stanislaus Crow's Landing Comment
  UC762449  Stachys ajugoides var. ajugoides R. F. Hoover 1936-5-18 1114 Merced 10 mi w Merced Comment
  UC1392676  Stachys ajugoides var. rigida R. F. Hoover 1968-4-20 11068 San Luis Obispo mesa summit s Arroyo de la Cruz Comment
  OBI13488  Stachys albens Robert F. Hoover 1966-7-13 9908 San Luis Obispo Wilson Cyn crk about 1 mi above Middle Branch Huerhuero Crk Comment
  SBBG95319  Stachys pycnantha R. F. Hoover 1947-6-6 7273 San Luis Obispo Cottonwood Pass, W of summit Comment
  UC762448  Stachys stricta R. F. Hoover 1938-9-9 3826 Mariposa 2 mi nw Coulterville Comment
  CAS-BOT-BC60944  Stanleya pinnata R. F. Hoover 1951-4-20 8050 San Luis Obispo East edge of Carrizo Plain. East of Soda Lake. Comment
  UC1296347  Stanleya pinnata R. F. Hoover 1946-6-16 6167 San Luis Obispo on road to McKittrick (e edge Carrizo Plain); e edge Carrizo Plain Comment
  UC1224753  Stebbinsoseris heterocarpa R. F. Hoover 1948-4-17 7459 San Luis Obispo Creston Comment
  CAS-BOT-BC174077  Stellaria longipes subsp. longipes R. F. Hoover 1964-8-14 9266 San Luis Obispo Jack Lake Comment
  JEPS31314  Stenotus acaulis Robert F. Hoover 1936-6-29 1422 Alpine South slope of Bald Peak. Comment
  CAS-BOT-BC375093  Stephanomeria R. F. Hoover 1946-10-5 6463 San Luis Obispo North end of Morro Bay Comment
  CAS-BOT-BC213748  Stephanomeria carotifera R. F. Hoover 1964-7-11 9191 San Luis Obispo San Bernardo Creek east of Morro Bay Comment
  CAS-BOT-BC375260  Stephanomeria elata R. F. Hoover 1965-8-1 9501 San Luis Obispo Valley west of Mt. Bishop Comment
  JEPS35245  Stephanomeria elata R. F. Hoover 1946-8-8 6278 San Luis Obispo n end Morro Bay Comment
  UC1224759  Stephanomeria elata R. F. Hoover 1946-10-5 6463 San Luis Obispo n end Morro Bay Comment
  CAS-BOT-BC375257  Stephanomeria elata R. F. Hoover 1946-8-8 6278 San Luis Obispo North end of Morro Bay on beach or bluff just above it Comment
  RSA223668  Stephanomeria exigua subsp. carotifera Robert F. Hoover 1965-9-22 9636 San Luis Obispo San Bernardino Creek east of Morro Bay. Comment
  UC1321345  Stephanomeria exigua subsp. carotifera R. F. Hoover 1966-9-21 10093 San Luis Obispo near Pismo Beach; Price Canyon Comment
  CAS-BOT-BC375301  Stephanomeria exigua subsp. carotifera R. F. Hoover 1964-8-13 9206 San Luis Obispo Santa Lucia Range. San Bernardo Creek Comment
  JEPS35344  Stephanomeria exigua subsp. carotifera R. F. Hoover 1964-8-13 9206 San Luis Obispo San Bernardo Creek, both n and s slopes Santa Lucia Range Comment
  OBI15432  Stephanomeria exigua subsp. carotifera Robert F. Hoover 1969-9-15 11589 San Luis Obispo Santa Lucia Range. San Bernardo Crk Comment
  OBI15413  Stephanomeria exigua subsp. coronaria Robert F. Hoover 1946-6-30 6220 San Luis Obispo La Panza District Comment
  UC1321237  Stephanomeria exigua subsp. coronaria R. F. Hoover 1966-9-16 10035 San Luis Obispo 3 mi n Santa Margarita (junction of Carmel Road with Old Highway 101) Comment
  OBI15411  Stephanomeria exigua subsp. coronaria Robert F. Hoover 1946-9-15 6411 San Luis Obispo San Juan river crossing on Pozo-Simmler rd Comment
  JEPS35313  Stephanomeria virgata subsp. pleurocarpa R. F. Hoover 1957-8-28 8399 San Luis Obispo between Rocky Butte and Pine Mt. Comment
  OBI22253  Stipa coronata Robert F. Hoover 1947-5-24 7195 San Luis Obispo Pilitas Crk district Comment
  OBI22265  Stipa lepida Robert F. Hoover 1937-5-16 2156 Mariposa 2 mi W of Coulterville Comment
  OBI22266  Stipa lepida Robert F. Hoover 1964-5-11 8776 San Luis Obispo Rd to Hi Mtn from Pozo-Arroyo Grande summit Comment
  OBI22267  Stipa lepida Robert F. Hoover 1952-5-11 8176 San Luis Obispo W slope of La Panza Range Comment
  OBI14943  Streptanthella longirostris Robert F. Hoover 1968-3-24 10948 San Bernardino 6 mi N of Barstow Comment
  UC764867  Streptanthus breweri var. hesperidis R. F. Hoover 1938-6-11 3602 Napa Knoxville ridge Comment
  UC596387  Streptanthus hesperidis R. F. Hoover 1938-6-11 3602 Napa Knoxville ridge Comment
  CAS-BOT-BC87472  Streptanthus polygaloides Robert F. Hoover 1967-6-16 10636 Tuolumne 3 miles south of Chinese Camp. Comment
  UC764953  Streptanthus tortuosus R. F. Hoover 1938-5-9 3383 Tuolumne mouth Moccasin Creek Comment
  UC1284940  Stylocline gnaphaloides R. F. Hoover 1947-3-26 6748 San Luis Obispo just s Price Canyon Comment
  UC596463  Suaeda moquinii R. F. Hoover 1934-10-20 118 Stanislaus 10 mi s Modesto Comment
  OBI17176  Suaeda nigra Robert F. Hoover 1946-9-15 6417 San Luis Obispo 1 mi S of Simmler, Carrizo Plain Comment
  OBI17177  Suaeda taxifolia Robert F. Hoover 1967-11-25 10886 Santa Barbara Point Sal Beach Comment
  JEPS46356  Swertia albicaulis var. nitida R. F. Hoover 1936-5-21 1190 Shasta Redding Comment
  OBI17006  Symphyotrichum chilense Robert F. Hoover 1965-9-29 9675 San Luis Obispo Tassajera Crk Comment
  OBI17007  Symphyotrichum chilense Robert F. Hoover 1946-10-2 6454 San Luis Obispo Calif Polytechnic campus, San Luis Obispo Comment
  UCSB22836  Symphyotrichum spathulatum Hoover, Robert 1938-8-16 Mariposa Peregoy Meadow Comment
  OBI8731  Tauschia arguta Robert F. Hoover 1947-5-31 7240 San Luis Obispo Pine Mtn of La Panza range Comment
  OBI8737  Tauschia hartwegii Robert F. Hoover 1964-4-13 8696 San Luis Obispo Two mi S of Atascadero, W of hwy 101, near base of shale hill Comment
  OBI14858  Thysanocarpus curvipes subsp. curvipes Robert F. Hoover 1947-3-29 6804 San Luis Obispo 5 mi E of Creston on La Panza Rd Comment
  UC59604  Thysanocarpus radians R. F. Hoover 1936-3-17 759 Stanislaus La Grange Comment
  OBI20468  Toxicodendron diversilobum Robert F. Hoover 1962-2-22 8531 San Luis Obispo Oak Park district Comment
  OBI13427  Trichostema lanceolatum Robert F. Hoover 1965-9-19 9613 San Luis Obispo La Panza district Comment
  OBI13425  Trichostema lanceolatum Robert F. Hoover 1947-9-19 7401 San Luis Obispo Upper Salinas River 3 mi SE of Pozo Comment
  OBI13426  Trichostema lanceolatum Robert F. Hoover 1947-9-19 7401 San Luis Obispo Upper Salinas River 3 mi SE of Pozo Comment
  UC762794  Trichostema laxum R. F. Hoover 1942-7-13 5917 Sonoma 3 mi S of Monte Rio Comment
  UCLA54887  Trichostema laxum Robert F. Hoover 1942-7-13 5917 Sonoma 3 mi S of Monte Rio Comment
  CAS-BOT-BC220868  Trichostema ovatum Robert F. Hoover 1937-6-30 2589 Fresno Kerman Comment
  JEPS63173  Trichostema ovatum R. F. Hoover 1937-7-29 2641 Kings near Avenal (Kettleman Hills) Comment
  UC596158  Trichostema ovatum R. F. Hoover 1937-7-29 2641 Kings near Avenal (Kettleman Hills) Comment
  UCLA54775  Trichostema ovatum R. F. Hoover 1937-7-29 2641 Kings near Avenal (Kettleman Hills) Comment
  CAS-BOT-BC220963  Trichostema rubisepalum R. F. Hoover 1937-9-3 2716 Tuolumne 2 mi. s. of Chinese Camp Comment
  CAS-BOT-BC220964  Trichostema rubisepalum Robert F. Hoover 1938-6-19 3615 Tuolumne One and one-half miles southwest of Chinese Camp Comment
  UC764692  Trifolium albopurpureum R. F. Hoover 1941-5-11 5024 Lake s Kelseyville (low hills) Comment
  OBI12711  Trifolium barbigerum Robert F. Hoover 1965-5-22 9401 San Luis Obispo Cambria, N of town Comment
  UC596560  Trifolium barbigerum R. F. Hoover 1938-5-2 3337 Alameda Livermore Comment
  UC762706  Trifolium barbigerum R. F. Hoover 1946-4-27 6089 San Luis Obispo Price Canyon Comment
  UC764678  Trifolium barbigerum R. F. Hoover 1941-3-25 4828 Tuolumne head of Owl Creek Comment
  UC596544  Trifolium ciliolatum R. F. Hoover 1935-4-12 485 Stanislaus 4 mi s Oakdale Comment
  UC764652  Trifolium ciliolatum Robert F. Hoover 1935-5-14 571 Stanislaus Modesto Comment
  UC764679  Trifolium fucatum R. F. Hoover 1941-4-12 4837 Contra Costa 1 mi n Lone Tree Valley Comment
  UC596542  Trifolium gracilentum R. F. Hoover 1935-3-28 385 Stanislaus 10 mi w Modesto Comment
  UC764724  Trifolium longipes var. hansenii Robert F. Hoover 1936-7-14 1541 Tuolumne Eagle Meadow Comment
  OBI12660  Trifolium microcephalum Robert F. Hoover 1947-3-29 6793 San Luis Obispo Creston (1 mi from, on Shandon rd) Comment
  OBI12634  Trifolium variegatum Robert F. Hoover 1965-5-22 9384 San Luis Obispo Cambria Comment
  UC1181548  Trifolium variegatum R. F. Hoover 1936-5-21 1177 Tehama 5 mi s Cottonwood Comment
  OBI75559  Trifolium variegatum var. major Robert F. Hoover 1967-4-12 10421 San Luis Obispo Upper Arroyo Grande Comment
  UC764719  Trifolium variegatum var. melananthum R. F. Hoover 1937-5-6 2088 Stanislaus Montspellier Comment
  UC764722  Trifolium willdenovii R. F. Hoover 1937-5-6 2081 San Joaquin 5 mi se Stockton Comment
  OBI12644  Trifolium willdenovii R. L. Hoover 1968-4-20 47 Napa On Howell Mtn rd, 2.6 mi NE of State Rte 29/128, on W side of rd Comment
  CAS-BOT-BC520866  Trillium angustipetalum R. F. Hoover 1967-3-5 10235 San Luis Obispo Lower part of Lopez Canyon Comment
  JEPS10401  Triphysaria eriantha subsp. eriantha R. F. Hoover 1940-3-23 4285 Merced 12 mi s Merced; s of Merced Comment
  JEPS10675  Triphysaria eriantha subsp. eriantha R. F. Hoover 1939-3-19 3926 Fresno Piedra Comment
  UC596331  Triphysaria eriantha subsp. eriantha R. F. Hoover 1935-2-9 219 Stanislaus 10 mi s Modesto Comment
  JEPS4531  Triphysaria floribunda R. F. Hoover 1941-5-12 5052 Marin on Point Reyes road w Inverness Ridge; on Point Reyes road w of Inverness Ridge Comment
  JEPS35065  Triphysaria micrantha R. F. Hoover 1958-4-11 8442 San Luis Obispo on La Panza Road 18 mi e Creston Comment
  OBI9354  Triphysaria pusilla Robert F. Hoover 1965-5-22 9387 San Luis Obispo Cambria Comment
  CAS-BOT-BC521305  Triteleia bridgesii R. F. Hoover 1954-4-16 8337 Kern 8 miles W of Weldon, South Fork of Kern River Comment
  UCD139359  Triteleia crocea R. F. Hoover 1954-4-16 8337 Kern 8 miles west of Weldon, South Fork of Kern River. Comment
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Jul 16 2018
  UC1296362  Triteleia hyacinthina R. F. Hoover 1956-4-21 8366 Tuolumne 2 mi n Chinese Camp Comment
  CAS-BOT-BC523033  Triteleia hyacinthina R. F. Hoover 1939-7-24 4159 Tuolumne Brightman Flat Comment
  CAS-BOT-BC523034  Triteleia hyacinthina R. F. Hoover 1956-4-21 8366 Tuolumne 2mi w of Chinese Camp Comment
  OBI75696  Triteleia ixioides Robert F. Hoover 1950-6-21 8010 San Luis Obispo Between Rocky Butte and Pine Mt, Santa Lucia Mts Comment
  LA22001  Triteleia ixioides subsp. anilina W. B. C. after 1939 material so determined by Robert Hoover; 1938-7-15 11238 Siskiyou Mount Shasta, Wagon Camp meadow 1737 Comment
  UC765952  Triteleia ixioides subsp. ixioides R. F. Hoover 1941-5-20 5113 San Mateo near Martin Creek (on grade above Portola on La Honda road) Comment
  CAS-BOT-BC524329  Triteleia ixioides subsp. ixioides R. F. Hoover 1964-6-12 9082 San Luis Obispo Road from North Fork San Simeon Creek to Rocky Butte. Comment
  UC1392775  Triteleia lugens R. F. Hoover 1969-5-16 11308 San Benito Gloria Rd Brickmore Canyon Comment
  OBI14841  Tropidocarpum gracile Robert F. Hoover 1967-4-5 10355 San Luis Obispo Between San Juan river and Carrizo Plain on hwy 58 Comment
  RSA212269  Tropidocarpum gracile Robert F. Hoover 1967-3-5 10243 San Luis Obispo Upper Arroyo Grande. Comment
  CAS-BOT-BC199786  Tuctoria greenei R. F. Hoover 1937-5-27 2303 Merced 2 mi. ne. of Planada Comment
  CAS-BOT-BC199789  Tuctoria greenei R. F. Hoover 1938-7-10 3625 Stanislaus 12 miles east of Waterford Comment
  GH341028  Tuctoria greenei R. F. Hoover 1936-4-4 1302 Unknown Farmington, San Joaquin Co. Comment
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Apr 4 2019
  GH341031  Tuctoria greenei R. F. Hoover 1936-5-29 1251 Unknown 8 mi. north of Madera, Madera Co. Comment
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Apr 4 2019
  GH341033  Tuctoria greenei R. F. Hoover 1936-5-29 1251 Unknown 8 mi. north of Madera, Madera Co. Comment
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Apr 4 2019
  RSA19030  Tuctoria greenei Robert F. Hoover 1936-5-29 1255 Merced 5 miles SE of Le Grand Comment
  UC1285012  Turricula parryi R. F. Hoover 1949-8-21 7755 San Luis Obispo La Panza District Comment
  CAS-BOT-BC91085  Umbellularia californica R. F. Hoover 1965-10-16 9721 Butte Deer Creek Road east of Chico. Comment
  OBI8717  Urtica urens Robert F. Hoover 1947-2-23 6621 San Luis Obispo Upper Arroyo Grande 6 mi above County park Comment
  OBI14428  Vaccinium ovatum Robert F. Hoover 1947-2-10 6613 San Luis Obispo Price Cyn Comment
  UC767060  Verbena bracteata R. F. Hoover 1934-10-20 94 Stanislaus 15 mi e Modesto Comment
  UC1213708  Verbena californica R. F. Hoover 1938-9-30 3870 Tuolumne 3 mi n Keystone; ; N of Keystone, Tuolumne Co. Comment
  OBI8660  Verbena lasiostachys Robert F. Hoover 1969-7-3 11407 San Luis Obispo Salinas River bed at Paso Robles Comment
  OBI8670  Verbena lasiostachys Robert F. Hoover 1966-5-17 9864 San Luis Obispo Indian Knob Ridge Comment
  JEPS39037  Verbena litoralis R. F. Hoover 1934-10-20 93 Stanislaus Modesto Comment
  JEPS7435  Veronica anagallis-aquatica R. F. Hoover 1946-9-14 6377 San Luis Obispo Trout Creek near Santa Margarita; Trout Creek Comment
  JEPS7436  Veronica anagallis-aquatica R. F. Hoover 1947-5-2 7115 San Luis Obispo Atascadero Comment
  OBI9210  Veronica persica Robert F. Hoover 1969-7-12 11447 San Luis Obispo Salinas River at Paso Robles Comment
  OBI12613  Vicia sativa Robert F. Hoover 1947-4-13 6929 San Luis Obispo Los Osos Valley Comment
  CAS-BOT-BC199840  Vulpia bromoides R. F. Hoover 1964-4-14 8718 San Luis Obispo San Luis Obispo Comment
  UC766886  Vulpia microstachys var. ciliata R. F. Hoover 1939-4-10 3978 Fresno Piedra Comment
  CAS-BOT-BC184208  Vulpia microstachys var. pauciflora R. F. Hoover 1936-3-21 826 Fresno Little Panoche Wash, w. Fresno Co. Comment
  UC1153407  Vulpia microstachys var. pauciflora R. F. Hoover 1952-4-10 8097 San Luis Obispo 9 mi e Creston Comment
  UC766887  Vulpia microstachys var. pauciflora R. F. Hoover 1937-4-10 1772 Fresno Kerman Comment
  CAS-BOT-BC184525  Vulpia microstachys var. pauciflora R. F. Hoover 1966-4-20 9818 San Luis Obispo East of Atascadero on Creston road, on grade east of Salinas River Comment
  UC1153409  Vulpia microstachys var. pauciflora R. F. Hoover 1952-4-20 8128 San Luis Obispo low hills near ne end Elkhorn Plain (w base of Temblor Range); Temblor Range Comment
  UC766812  Vulpia octoflora var. hirtella R. F. Hoover 1939-4-13 4021 a Contra Costa w branch Head of Markley Canyon Comment
  CAS-BOT-BC383286  Wyethia angustifolia R. F. Hoover 1963-7-24 8578 Tuolumne Miwuk Village Comment
  JEPS32065  Wyethia angustifolia R. F. Hoover 1938-5-29 3528 Madera Fresno Flats Comment
  CAS-BOT-BC383313  Wyethia glabra R. F. Hoover 1959-5-9 8499 San Luis Obispo 4 miles west of Paso Robles on road to Adelaida Comment
  OBI15340  Wyethia glabra Robert F. Hoover 1959-5-9 8499 San Luis Obispo 4 mi W of Paso Robles on rd to Adelaida Comment
  UC761893  Wyethia mollis R. F. Hoover 1938-7-18 3680 Tuolumne Relief Station Comment
  OBI37299  Xylorhiza tortifolia var. tortifolia D. A. Hoover 1985-4-11 292 San Bernardino Upper end of the Desert Wash Trail; Morongo Canyon, SE Morongo Valley 777 Comment
  CAS-BOT-BC456124  Zannichellia palustris R. F. Hoover 1946-11-2 6546 San Luis Obispo West side of Cottonwood Pass Comment
  OBI23320  Zeltnera exaltata Robert F. Hoover 1969-7-12 11436 San Luis Obispo Paso Robles Comment
  OBI14125  Zeltnera exaltata Robert F. Hoover 1947-5-31 7243 San Luis Obispo Mariana Crk, E side of La Panza Range Comment
  OBI14127  Zeltnera exaltata Robert F. Hoover 1966-7-13 9909 San Luis Obispo Wilson Cyn crk about 1 mi S of Middle Branch Huerhuero Crk Comment
  UC1296329  Zigadenus brevibracteatus R. F. Hoover 1947-3-23 6723 San Luis Obispo La Panza District Comment
  CAS-BOT-BC531888  Zigadenus fremontii R. F. Hoover 1968-3-9 10900 San Luis Obispo Pennington Creek Comment
  UC1181557  Zigadenus micranthus var. micranthus Robert F. Hoover 1941-5-2 4976 Lake near Adams Springs Comment
  UC765924  Zigadenus micranthus var. micranthus R. F. Hoover 1939-4-18 4041 Sonoma Occidental Comment
  CAS-BOT-BC527216  Zigadenus paniculatus R. F. Hoover 1947-4-20 6975 San Luis Obispo Near El Dorado School Comment
  RSA43130  Zigadenus venenosus var. venenosus Robert F. Hoover 1947-5-31 7245 San Luis Obispo Mariana Creek, east side of La Panza Range Comment



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