Search Results — 2000 specimen records retrieved (1430 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/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  OBI12232  Abronia latifolia Robert F. Hoover 1947-7-26 7326 San Luis Obispo Piedras Blancas Point Comment
  OBI12216  Abronia pogonantha Robert F. Hoover 1947-5-10 7153 San Luis Obispo Cuyama Valley, E of river bridge on main hwy Comment
  UC1285088  Abronia pogonantha R. F. Hoover 1952-5-6 8154 San Luis Obispo 6 mi e Creston (on la Panza road) Comment
  CAS-BOT-BC229432  Abronia umbellata R. F. Hoover 1946-7-24 6248 San Luis Obispo South end of Morro Bay, on sandhills just back of beach Comment
  UC761787  Acanthomintha duttonii R. F. Hoover 1941-5-20 5110 San Mateo Redwood City Comment
  UC1392779  Acanthomintha lanceolata R. F. Hoover 1937-7-17 11343 Stanislaus Upper Del Puerto Canyon Comment
  LA55126  Acanthomintha lanceolata Robert F. Hoover; 1938-5-8 3367 Stanislaus Del Puerto Canyon Comment
  UC1285259  Acanthomintha obovata subsp. cordata R. F. Hoover 1950-4-30 7862 San Luis Obispo La Panza District La Panza; La Panza District Comment
  CAS-BOT-BC210605  Achnatherum coronatum R. F. Hoover 1947-5-24 7175 San Luis Obispo Pilitas Creek district Comment
  UC767654  Achnatherum occidentale subsp. pubescens R. F. Hoover 1936-6-18 1307 Alpine Douglas Station Comment
  UC769939  Achnatherum pinetorum R. F. Hoover 1941-7-5 5443 Mono Hot Creek below Fales Hot Springs; Hot Creek Comment
  SEINET196125 Image available Achnatherum webberi R. F. Hoover 1941-7-25 5532 Tuolumne Rocky hill W of Upper Relief Valley Comment
  UCD51305  Achnatherum webberi R. F. Hoover 1941-7-25 5532 Tuolumne W of Upper Relief Valley. Comment
  JEPS36751  Achyrachaena mollis R. F. Hoover 1937-4-23 1920 San Joaquin 7 mi e Stockton Comment
  OBI13042  Acmispon americanus var. americanus Robert F. Hoover 1965-8-27 9509 Stanislaus 12 mi E of Waterford Comment
  OBI13048  Acmispon americanus var. americanus Robert F. Hoover 1969-9-9 11579 San Luis Obispo Santa Lucia Range. 4 mi W of Paso robles on rd to Nacimiento Dam Comment
  OBI13188  Acmispon brachycarpus Robert F. Hoover 1964-5-11 8784 San Luis Obispo Rd to Hi Mtn from Pozo-Arroyo Grande summit Comment
  OBI12979  Acmispon glaber var. glaber Robert F. Hoover 1964-9-21 9309 San Luis Obispo Price Cyn Comment
  OBI12983  Acmispon glaber var. glaber Robert F. Hoover 1964-6-6 8968 San Luis Obispo Los Osos Comment
  OBI13008  Acmispon glaber var. glaber Robert F. Hoover 1966-4-20 9827 San Luis Obispo 5 mi E of Creston on La Panza rd Comment
  OBI13041  Acmispon rigidus Robert F. Hoover 1969-4-13 11222 San Bernardino Joshua Tree Comment
  OBI13028  Acmispon strigosus Robert F. Hoover 1967-3-5 10242 San Luis Obispo Upper Arroyo Grande Comment
  OBI15584  Acourtia microcephala Robert F. Hoover 1946-8-17 6286 c San Luis Obispo Arroyo Grande Crk below jctn of Lopez Cyn Comment
  CAS-BOT-BC29912  Acroptilon repens R. F. Hoover 1969-7-13 11466 San Luis Obispo Atascadero Comment
  CAS-BOT-BC29916  Acroptilon repens R. F. Hoover 1946-8-24 6330 San Luis Obispo Near Laguna, San Luis Valley Comment
  OBI1086  Adiantum capillus-veneris R. F. Hoover 1947-8-17 7385 San Luis Obispo Just north of San Carpoforo Creek, on wet rocky cliffs near ocean Comment
  OBI13984  Aesculus californica Robert F. Hoover 1964-6-22 9115 Monterey Monterey-Salinas hwy near jctn of San Benacio rd Comment
  OBI13690  Agastache urticifolia Robert F. Hoover 1946-8-3 6257 San Luis Obispo Upper Coon Crk, San Luis Range Comment
  CAS-BOT-BC22727  Agoseris grandiflora var. grandiflora R. F. Hoover 1949-5-16 7700 San Luis Obispo Poly Canyon, San Luis Obispo Comment
  OBI17118  Agoseris grandiflora var. grandiflora Robert F. Hoover 1946-8-3 6255 San Luis Obispo Upper Coon crk Comment
  UC1224750  Agoseris grandiflora var. grandiflora R. F. Hoover 1949-5-16 7700 San Luis Obispo Poly Canyon Poly Canyon Comment
  JEPS66555  Agoseris heterophylla var. heterophylla R. F. Hoover 1936-4-10 908 Fresno Pinedale Comment
  JEPS35311  Agoseris retrorsa R. F. Hoover 1952-5-25 8221 San Luis Obispo on summit ridge Caliente Mt. Comment
  UC1109307  Agrostis densiflora R. F. Hoover 1953-5-7 8293 San Luis Obispo coast w Cambria (on ocean bluff) Comment
  UC766832  Agrostis elliottiana R. F. Hoover 1942-5-20 5872 Shasta 7 mi n Redding Comment
  CAS-BOT-BC127032  Agrostis exarata R. F. Hoover 1947-5-25 7220 San Luis Obispo Cambria. Comment
  OBI22544  Agrostis exarata Robert F. Hoover 1950-6-21 8030 San Luis Obispo San Simeon Crk just below forks Comment
  OBI22546  Agrostis exarata Robert F. Hoover 1948-5-5 7523 San Luis Obispo Oak Park district Comment
  OBI22553  Agrostis exarata Robert F. Hoover 1966-7-17 9415 Sonoma Sausal Crk N of Alexander Valley Comment
  OBI22566  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
  UC766923  Agrostis exarata Robert F. Hoover 1941-6-1 5293 Amador 4 mi s Ione Comment
  RSA201536  Agrostis hooveri Robert F. Hoover 1964-6-5 8923 San Luis Obispo Ridge southeast of Cuesta Pass Comment
  UC1153394  Agrostis hooveri R. F. Hoover 1948-6-29 7547 Santa Barbara n side Orcutt Grade; Purisima Hills Comment
  CAS-BOT-BC139373  Agrostis hooveri R. F. Hoover 1947-7-16 7307 San Luis Obispo Price Canyon. Comment
  CAS-BOT-BC139375  Agrostis hooveri R. F. Hoover 1969-6-5 11367 San Luis Obispo Oak Park District, Arroyo Grande. Comment
  OBI22533  Agrostis hooveri Robert F. Hoover 1969-6-5 11367 San Luis Obispo Oak Park district, Arroyo Grande Comment
  RSA0000395  Agrostis hooveri Robert F. Hoover 1948-6-29 7549 San Luis Obispo Summit on road between Arroyo Grande and Huasma District. Comment
  RSA216715  Agrostis hooveri Robert F. Hoover 1969-6-5 11367 San Luis Obispo Oak Park district, Arroya Grande. Comment
  CAS-BOT-BC138915  Agrostis pallens R. F. Hoover 1965-6-29 9477 Sonoma North of summit on Harrison Grade road near Occidental. Comment
  OBI4949  Agrostis pallens Robert F. Hoover 1947-7-16 7306 San Luis Obispo Price Cyn Comment
  UC766883  Agrostis viridis R. F. Hoover 1940-9-1 4548 San Mateo La Honda summit La Honda Comment
  UC771716  Agrostis viridis R. F. Hoover 1946-10-2 6458 San Luis Obispo Cal. Poly. State campus San Luis Obispo Comment
  UC1296208  Alisma plantago-aquatica R. F. Hoover 1964-8-13 9241 San Luis Obispo Mouth of Osos Creek Comment
  CAS-BOT-BC445456  Alisma triviale R. F. Hoover 1964-8-13 9241 San Luis Obispo Mouth of Osos Creek Comment
  UC766742  Allium crispum R. F. Hoover 1941-4-18 4850 San Joaquin lower end of Corral Hollow Corral Hollow Comment
  OBI21217  Allium diabolense Robert F. Hoover 1964-5-11 8774 San Luis Obispo Road to Hi Mtn from Pozo-Arroyo Grande summit Comment
  CAS-BOT-BC470932  Allium howellii var. howellii R. F. Hoover 1947-4-4 6889 San Luis Obispo West side of Cottonwood Pass. Comment
  OBI21235  Allium lacunosum var. lacunosum Robert F. Hoover 1969-6-23 11385 San Luis Obispo San Luis Obispo, end of Lawrence Dr Comment
  OBI21240  Allium peninsulare var. peninsulare Robert F. Hoover 1950-6-2 7967 San Luis Obispo Trl from Stony Crk to Colwell Mesa Comment
  UC766748  Allium serra R. F. Hoover 1938-4-27 3267 Santa Clara Guadalupe Creek Comment
  UC766761  Allium serra R. F. Hoover 1936-3-18 792 Stanislaus 8 mi e Oakdale; Haystack Hill Comment
  UC767478  Allium serra R. F. Hoover 1938-3-20 2891 Merced Gypsum hills 10 mi s Los Banos Comment
  CAS-BOT-BC476697  Allium unifolium R. F. Hoover 1964-6-13 9086 San Luis Obispo Coast 1 mile south of San Carpoforo Creek Comment
  UC762360  Alnus incana subsp. tenuifolia R. F. Hoover 1938-7-19 3689 Tuolumne Brightman Flat Comment
  UC768585  Alopecurus saccatus R. F. Hoover 1937-4-23 1939 Stanislaus Woodward Reservoir n. of Oakdale Comment
  UC596421  Amaranthus albus R. F. Hoover 1934-10-21 100 Stanislaus Modesto Comment
  UC596422  Amaranthus californicus R. F. Hoover 1937-9-4 2718 San Joaquin 3 mi e Farmington Comment
  OBI17112  Ambrosia acanthicarpa Robert F. Hoover 1966-9-12 9981 San Luis Obispo Bed of Santa Maria River n of Santa Maria Comment
  OBI17103  Ambrosia dumosa Robert F. Hoover 1969-4-11 11219 Riverside Mouth of Morongo Valley cyn Comment
  CAS-BOT-BC55574  Ambrosia psilostachya R. F. Hoover 1966-9-16 10040 San Luis Obispo 3 mi. n. of Santa Margarita Comment
  CAS-BOT-BC273096  Ambrosia salsola R. F. Hoover 1947-5-10 7155 San Luis Obispo Cuyama Valley (eastern part) Comment
  OBI16019  Ambrosia salsola Robert F. Hoover 1947-5-10 7155 San Luis Obispo Cuyama Valley (eastern part) Comment
  SFV9294  Ambrosia salsola D. H. Hoover 1968-3-23 68 43A Riverside Colorado Desert Morongo Valley. North of Palm Springs area. Comment
  UC1315023  Ambrosia salsola R. F. Hoover 1967-4-16 10485 San Luis Obispo near n end Elkhorn Plain (canyon in Temblor Range); Temblor Range, Elkhorn Plain Comment
  UC761840  Ambrosia salsola R. F. Hoover 1941-3-23 4803 Kern 4 mi ne Taft Comment
  OBI13393  Amorpha californica Robert F. Hoover 1965-6-4 9415 San Luis Obispo Salinas River bridge E of Santa Margarita Comment
  GH424660  Amsinckia R. F. Hoover 1937-4-3 1747 Unknown Lower end of Corral Hollow 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
  UC1315015  Amsinckia douglasiana R. F. Hoover 1967-4-22 10500 Monterey Lower Paloma Creek Comment
  GH424600  Amsinckia douglasiana R. F. Hoover 1938-3-20 2875 Unknown 7 mi. s. of Los Banos Comment
  GH403897  Amsinckia eastwoodiae R. F. Hoover 1938-4-24 3247 Unknown 3 mi. n. of Chico Comment
  UC764748  Amsinckia eastwoodiae R. F. Hoover 1935-3-1 232 San Joaquin Vernalis 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
  UC762195  Amsinckia intermedia R. F. Hoover 1937-3-25 1648 Stanislaus Crow's Landing Comment
  UC762105  Amsinckia lunaris R. F. Hoover 1939-5-20 4105 Contra Costa lower end of San Pablo Resevoir Comment
  UC766302  Amsinckia menziesii var. menziesii R. F. Hoover 1946-3-30 6040 Kings Kettleman Hills Comment
  OBI20673  Amsinckia tessellata Robert F. Hoover 1949-4-21 7629 San Luis Obispo Near Fernandez Crk on La Panza - creston rd Comment
  UC762805  Amsinckia tessellata var. gloriosa R. F. Hoover 1937-4-3 1735 San Joaquin Tracy Comment
  UC762819  Amsinckia tessellata var. gloriosa R. F. Hoover 1935-3-29 422 Fresno Little Panoche wash Little Panoche Comment
  JEPS25509  Amsinckia tessellata var. tessellata R. F. Hoover 1938-3-25 2894 Contra Costa Markley Canyon Comment
  OBI20689  Amsinckia vernicosa Robert F. Hoover 1950-4-2 7782 San Luis Obispo W branch of Fernandez Crk, just above La Panza - Creston rd Comment
  UC596208  Amsinckia vernicosa var. vernicosa R. F. Hoover 1938-4-2 2972 Monterey Lower Paloma Creek Canyon Comment
  UC765645  Amsinckia vernicosa var. vernicosa R. F. Hoover 1935-3-29 408 Fresno Little Panoche Creek Comment
  UC766362  Androsace elongata subsp. acuta R. F. Hoover 1937-4-3 1748 Alameda upper end Corral Hollow; upper end Corral Hollow Comment
  UC762910  Anelsonia eurycarpa R. F. Hoover 1941-7-29 5558 Mono Mount Patterson; Sweetwater Mountains, Mount Patterson Comment
  UC762521  Anisocarpus madioides R. F. Hoover 1941-5-8 5000 Marin Woodacre Comment
  UC762010  Antennaria argentea R. F. Hoover 1941-7-17 5486 Tuolumne n side of Pigeon Flat Comment
  JEPS13327  Anthemis cotula R. F. Hoover 1935-5-24 577 Stanislaus Modesto Comment
  JEPS5262  Antirrhinum cornutum R. F. Hoover 1938-6-10 3584 Glenn Walker Creek; at state highway crossing Comment
  JEPS7409  Antirrhinum ovatum R. F. Hoover 1952-11-2 8277 San Luis Obispo Caliente Mt. Comment
  UC766341  Antirrhinum vexillocalyculatum subsp. breweri R. F. Hoover 1938-6-9 3567 Lake Bartlett Mountain Comment
  JEPS5336  Antirrhinum vexillocalyculatum subsp. intermedium R. F. Hoover 1937-6-3 2383 Tuolumne 2 mi s Chinese Camp Comment
  UC766342  Antirrhinum vexillocalyculatum subsp. intermedium R. F. Hoover 1937-6-15 2446 Tuolumne 3 mi s Chinese Camp Comment
  UC764003  Aphanes occidentalis Robert F. Hoover 1935-3-1 244 San Joaquin 5 mi sw Ripon Comment
  OBI9025  Apiastrum angustifolium Robert F. Hoover 1952-5-11 8175 San Luis Obispo W sloep of la Panza range, where swept by fire last summer Comment
  OBI10691  Aquilegia eximia Robert F. Hoover 1957-8-28 8406 San Luis Obispo San Simeon crk just below forks Comment
  OBI10692  Aquilegia eximia Robert F. Hoover 1950-6-21 8027 San Luis Obispo San Simeon crk just below forks Comment
  UC765744  Aquilegia eximia R. F. Hoover 1937-7-17 2632 Stanislaus Upper Del Puerto Canyon Comment
  UC765746  Aquilegia formosa R. F. Hoover 1939-7-21 4134 Tuolumne n side Pigeon Flat Comment
  UC764610  Arabis glabra R. F. Hoover 1938-3-2 2811 San Francisco Twin Peaks Comment
  CAS-BOT-BC24197  Arctostaphylos R. F. Hoover 1947-2-10 6614 San Luis Obispo Price Canyon on shaded slope of sandstone hill with Vaccinium and A. pitosula. Comment
  UC1276275  Arctostaphylos R. F. Hoover 1964-5-15 8895 San Luis Obispo Pine Top Mt. Comment
  GH350045  Arctostaphylos andersonii R. F. Hoover 1939-3-3 3899 Unknown Kings Mountain Comment
  CAS-BOT-BC25323  Arctostaphylos bakeri R. F. Hoover 1968-2-23 10893 Sonoma Graton-Occidental road. Comment
  OBI14769  Arctostaphylos bakeri Robert F. Hoover 1968-2-23 10896 Sonoma Harrison Grade road near summit Comment
  CAS-BOT-BC23526  Arctostaphylos crustacea R. F. Hoover 1946-12-15 6575 San Luis Obispo Upper Coon Creek, San Luis Range Comment
  OBI14757  Arctostaphylos crustacea Robert F. Hoover 1962-3-23 8542 Santa Cruz Santa Cruz Mts. W of summit on hwy 17 Comment
  CAS-BOT-BC25175  Arctostaphylos crustacea subsp. crinita R. F. Hoover 1947-3-8 6649 San Luis Obispo Cambria Comment
  CAS-BOT-BC25039  Arctostaphylos cruzensis R. F. Hoover 1964-3-26 8656 San Luis Obispo Hill just S of Arroyo de la Cruz Comment
  OBI14737  Arctostaphylos cruzensis Robert F. Hoover 1950-1-15 7762 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  RSA201647  Arctostaphylos cruzensis Robert F. Hoover 1950-1-15 7761 San Luis Obispo Mouth of Arroyo de la Cruz (just south of), Comment
  UC1276216  Arctostaphylos cruzensis R. F. Hoover 1950-1-15 7761 San Luis Obispo just s mouth of Arroyo de la Cruz (on hill top) Comment
  OBI14749  Arctostaphylos densiflora Robert F. Hoover 1962-3-23 8540 Contra Costa cultivated in Tilden Park Botanic Garden. Propagated from near Vine HIll School, Sonoma co. Comment
  CAS-BOT-BC23312  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1963-10-26 8608 San Luis Obispo Trail to Machesna Mt., La Panza Range Comment
  CAS-BOT-BC23313  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1963-10-26 8609 San Luis Obispo Trail to Machesna Mt., La Panza Range Comment
  CAS-BOT-BC24807  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1946-11-16 6551 San Luis Obispo Upper Arroyo Grande, at top of ridge opposite County Park. Comment
  CAS-BOT-BC24873  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1946-11-16 6551 San Luis Obispo Upper Arroyo Grande, at top of ridge apposite County Park. Comment
  OBI14709  Arctostaphylos glandulosa subsp. cushingiana Robert F. Hoover 1965-2-28 9333 San Luis Obispo Trail to Cerro Alto from Cerro Alto Camp Comment
  SD71282  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1965-9-15 9554 San Luis Obispo Summit on Pozo-Grande road. Comment
  OBI14715  Arctostaphylos glandulosa subsp. glandulosa Robert F. Hoover 1964-4-8 8669 Marin Bootjack camp (just E of) south slope of Mt. Tamalpais Comment
  CAS-BOT-BC39212  Arctostaphylos glauca R. F. Hoover 1946-11-16 6555 San Luis Obispo Upper Arroyo Grande, 5 mi above County Park Comment
  OBI14729  Arctostaphylos glauca Robert F. Hoover 1947-1-5 6587 San Luis Obispo La Panza Range, on trail from summit of road to Pine Mt. Comment
  RSA43162  Arctostaphylos glauca Robert F. Hoover 1946-11-16 6555 San Luis Obispo Upper Arroyo Grande, 5 mi. above County Park. Comment
  OBI14683  Arctostaphylos hearstiorum Robert F. Hoover 1950-1-15 7760 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) on hilltop Comment
  CAS-BOT-BC39051  Arctostaphylos hookeri R. F. Hoover 1966-1-30 9733 Monterey Deer Flat Park, Monterey Comment
  GH350445  Arctostaphylos hookeri R. F. Hoover 1941-5-25 5240 Unknown Near Pacific Grove on road to Carmel Comment
  CAS-BOT-BC24531  Arctostaphylos hookeri subsp. hearstiorum R. F. Hoover 1959-4-3 8492 San Luis Obispo 1.8 mi. n. of Arroyo de la Cruz on State Highway 1, above site of former Washington School. Comment
  CAS-BOT-BC24480  Arctostaphylos hooveri R. F. Hoover 1964-5-15 8895 San Luis Obispo Pine Top Mt. Comment
  CAS-BOT-BC24547  Arctostaphylos hooveri R. F. Hoover 1964-3-8 8646 Monterey Hill above Point Gorda, n. slope. Comment
  CAS-BOT-BC24476  Arctostaphylos hooveri R. F. Hoover 1964-5-15 8891 San Luis Obispo Pine Top Mt. s of San Carpoforo Creek. Comment
  CAS-BOT-BC39008  Arctostaphylos luciana R. F. Hoover 1964-1-11 8620 San Luis Obispo Ridge west of bend of Lopez Canyon, in shale. Comment
  OBI14651  Arctostaphylos luciana Robert F. Hoover 1969-5-20 11316 San Luis Obispo Santa Lucia Range; Klau district mines Comment
  OBI14652  Arctostaphylos luciana Robert F. Hoover 1946-10-26 6528 San Luis Obispo Summit above (SE of) cuesta Pass Comment
  RSA43168  Arctostaphylos luciana Robert F. Hoover 1946-10-26 6528 San Luis Obispo Summits above (SE of ) Cuesta Pass. Comment
  GH350544  Arctostaphylos manzanita R. F. Hoover 1941-4-26 4913 Unknown Pope Creek Canyon between Samuel Springs and Walter Springs Comment
  CAS-BOT-BC38513  Arctostaphylos montana subsp. montana R. F. Hoover 1964-4-8 8676 Marin Mt. Tamalpais (w. peak), at entrance to radar station. Comment
  OBI14546  Arctostaphylos montana subsp. montana Robert F. Hoover, Lewis S. Rose 1964-4-8 8674 Marin Bootjack camp (just E of) south slope of Mt. Tamalpais Comment
  CAS-BOT-BC40101  Arctostaphylos montereyensis R. F. Hoover 1963-12-17 8614 Monterey South edge of Monterey Airport Comment
  CAS-BOT-BC40132  Arctostaphylos montereyensis R. F. Hoover 1963-12-17 8614 Monterey South edge of Monterey Airport Comment
  CAS-BOT-BC40133  Arctostaphylos montereyensis R. F. Hoover 1963-12-17 8614 Monterey South edge of Monterey Airport Comment
  CAS-BOT-BC45623  Arctostaphylos montereyensis R. F. Hoover 1964-6-22 9110 Monterey South edge of Monterey Airport. Comment
  OBI14631  Arctostaphylos montereyensis Robert 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
  OBI14638  Arctostaphylos montereyensis Robert F. Hoover 1964-2-8 8635 Monterey South edge of Monterey Airport Comment
  CAS-BOT-BC40105  Arctostaphylos morroensis R. F. Hoover 1947-1-6 6593 San Luis Obispo Baywood Park. Comment
  RSA166689  Arctostaphylos morroensis Robert F. Hoover 1964-03 11865 San Luis Obispo Los Osos Highlands, Comment
  SD72079  Arctostaphylos morroensis R. F. Hoover 1964-3-16 8653 San Luis Obispo Los Osos Highlands Comment
  OBI14614  Arctostaphylos myrtifolia Robert F. Hoover 1962-1 Amador Comment
  OBI14588  Arctostaphylos obispoensis Robert F. Hoover 1955-1-22 8352 San Luis Obispo Summit of ridge N of San Carpoforo crk Comment
  OBI14596  Arctostaphylos pajaroensis Mrs. Robert F. Hoover 1962-1-7 1 Monterey Prunedale Comment
  CAS-BOT-BC44421  Arctostaphylos pilosula R. F. Hoover 1966-5-17 9867 San Luis Obispo Indian Knob ridge. Comment
  CAS-BOT-BC44425  Arctostaphylos pilosula R. F. Hoover 1946-10-22 6522 San Luis Obispo Huasna district Comment
  JEPS98805  Arctostaphylos pilosula R. F. Hoover 1963-10-26 8600 San Luis Obispo trail to Machesna Mt. La Panza Range Comment
  OBI14564  Arctostaphylos pilosula Robert F. Hoover 1963-10-26 8599 San Luis Obispo Trail to Machesna Mt., La Panza Range Comment
  CAS-BOT-BC44379  Arctostaphylos pilosula R. F. Hoover 1964-2-20 8637 San Luis Obispo Oak Park district, north of Arroyo Grande Comment
  CAS-BOT-BC44386  Arctostaphylos pilosula R. F. Hoover 1963-5-2 8553 San Luis Obispo Summit of La Panza Range east of Pozo. Comment
  JEPS98803  Arctostaphylos pilosula R. F. Hoover 1964-2-20 8637 San Luis Obispo Oak Park district, N of Arroyo Grande Comment
  OBI19394  Arctostaphylos pumila Robert F. Hoover 1964-4-11 8692 Monterey South edge of Monterey Airport Comment
  OBI14524  Arctostaphylos rudis Robert F. Hoover 1964-1-26 8628 Santa Barbara 4 mi N of Lompoc on Hwy 1 Comment
  CAS-BOT-BC46227  Arctostaphylos rudis R. F. Hoover 1954-2-7 8335 San Luis Obispo 2 mi. w. of Nipomo. Comment
  CAS-BOT-BC47284  Arctostaphylos tomentosa R. F. Hoover 1950-1-15 7763 San Luis Obispo Mouth of Arroyo de la Cruz (just s. of), on n. slope. Comment
  CAS-BOT-BC47289  Arctostaphylos tomentosa R. F. Hoover 1950-1-15 7764 San Luis Obispo Mouth of Arroyo de la Cruz (just s. of). Comment
  CAS-BOT-BC47318  Arctostaphylos tomentosa R. F. Hoover 1964-4-23 8741 San Francisco E. side of Lake Merced, n. edge of California golf course. Comment
  GH362284  Arctostaphylos tomentosa R. F. Hoover 1941-3-9 4777 Unknown Marina Comment
  OBI14506  Arctostaphylos tomentosa subsp. bracteosa Robert F. Hoover 1964-4-23 14506 San Francisco East side of Lake Merced, N edge of California golf course Comment
  JEPS98836  Arctostaphylos tomentosa subsp. rosei R. F. Hoover 1964-3-8 8645 Monterey hill above Point Gorda, Comment
  CAS-BOT-BC43961  Arctostaphylos tomentosa subsp. tomentosa R. F. Hoover 1964-3-8 8645 Monterey above Point Gorda Comment
  CAS-BOT-BC47246  Arctostaphylos tomentosa subsp. tomentosa R. F. Hoover 1963-12-27 8616 Monterey S. edge of Monterey Airport. Comment
  OBI14495  Arctostaphylos tomentosa subsp. tomentosa Robert F. Hoover 1950-1-15 7764 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  OBI14504  Arctostaphylos tomentosa subsp. tomentosa Robert F. Hoover 1963-12-27 8616 Monterey South edge of Monterey Airport Comment
  RSA43161  Arctostaphylos tomentosa subsp. tomentosa Robert F. Hoover 1947-7-16 7305 San Luis Obispo Price Canyon. 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
  SD71289  Arctostaphylos virgata R. F. Hoover 1964-4-8 8667 Marin Bootjack Camp, south slope of Mt. Tamalpais. Comment
  CAS-BOT-BC137610  Aristida adscensionis R. F. Hoover 1965-5-14 9360 San Luis Obispo East Fork Corral de Piedra Creek. Comment
  OBI75824  Aristocapsa insignis Robert F. Hoover 1946-6-2 6135 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  SD71176  Aristocapsa insignis R. F. Hoover 1946-6-2 6135 San Luis Obispo Between San Juan River and carrizo Plain Comment
  UC767467  Arnica discoidea R. F. Hoover 1941-5-10 5014 Napa e side Mt. St. Helena Comment
  OBI17038  Artemisia douglasiana Robert F. Hoover 1964-8-13 9220 San Luis Obispo Santa Lucia Range, San Bernardo Crk Comment
  OBI17032  Artemisia dracunculus Robert F. Hoover 1965-10-1 9692 San Luis Obispo Coast rd just S of Hazard Cyn Comment
  OBI17031  Artemisia dracunculus Robert F. Hoover 1966-9-16 10051 San Luis Obispo Salinas River at mouth of Rocky Cyn 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
  CAS-BOT-BC93469  Artemisia tridentata subsp. tridentata R. F. Hoover 1946-11-17 6561 San Luis Obispo Cuyama River at highway bridge just below Gypsum Canyon Comment
  OBI17193  Arthrocnemum subterminale Robert F. Hoover 1965-9-22 9642 San Luis Obispo Osos Crk near Morro Bay Comment
  RSA216738  Arthrocnemum subterminale Robert F. Hoover 1965-9-22 9642 San Luis Obispo Los Osos Creek near Morro Bay. Comment
  OBI20507  Asclepias californica Robert F. Hoover 1950-5-7 7894 San Luis Obispo Between Rocky Butte & Pine Mt, Santa Lucia Range Comment
  OBI20510  Asclepias cordifolia Robert F. Hoover 1968-5-14 11087 Fresno Between Watts Valley andBurrough Valley Comment
  JEPS6669  Asclepias fascicularis R. F. Hoover 1938-7-13 3629 Tuolumne 1 mi nw Soulsbyville Comment
  UC763190  Asclepias fascicularis R. F. Hoover 1938-7-13 3629 Tuolumne 1 mi nw Soulsbyville Comment
  UC763189  Asclepias speciosa R. F. Hoover 1938-6-19 3619 Tuolumne between Standard City and Tuolumne City Comment
  CAS-BOT-BC65814  Aspidotis californica R. F. Hoover 1950-2-26 7765 San Luis Obispo North of summit on Santa Margarita - Creston road Comment
  CAS-BOT-BC177822  Astragalus curtipes R. F. Hoover 1949-4-12 7593 San Luis Obispo Between Suey Creek and Cuyama River Comment
  UC764627  Astragalus didymocarpus R. F. Hoover 1936-5-2 1105 Stanislaus 13 mi e Waterford (Gobin Ranch); e of Waterford, Gobin Ranch Comment
  OBI13363  Astragalus didymocarpus Robert F. Hoover 1949-4-21 7615 San Luis Obispo Just E of San Juan River on rd from La Panza to Simmler Comment
  OBI13370  Astragalus didymocarpus Robert F. Hoover 1966-4-2 9788 San Luis Obispo Cyn behind old "sheep camp" On E side of Soda Lake, W side of Temblor range 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
  UC762971  Astragalus douglasii Robert F. Hoover 1935-5-14 568 Stanislaus Modesto Comment
  UC1285207  Astragalus gambelianus R. F. Hoover 1958-4-23 8461 San Luis Obispo above Cayucos (South Fork Old Creek); , above Cayucos Comment
  UC762947  Astragalus gambelianus R. F. Hoover 1939-4-1 3953 Stanislaus 8 mi e Oakdale (Haystack Hill); , e of Oakdale Comment
  OBI13336  Astragalus lentiginosus var. idriensis Robert F. Hoover 1950-4-2 7810 San Luis Obispo Summit on McKittrick-Simmler rd Comment
  UC764114  Astragalus lentiginosus var. nigricalycis R. F. Hoover 1940-3-23 4272 Kings Kettleman Hills above Avenal; Kettleman Hills above Avenal Comment
  UC1392951  Astragalus lentiginosus var. nigricalycis R. F. Hoover 1968-4-17 11044 San Luis Obispo pass at se end Carrizo Plain; se end Carrizo Plain Comment
  UC765569  Astragalus malacus R. F. Hoover 1941-7-5 5433 Mono n side Conway Grade; n side Conway Grade Comment
  OBI13323  Astragalus menziesii Robert F. Hoover 1947-3-8 6660 San Luis Obispo Near Piedras Blancas Point Comment
  RSA43226  Astragalus nuttallii Robert F. Hoover 1946-7-21 6233 San Luis Obispo San Simeon Creek Beach Comment
  CAS-BOT-BC186551  Astragalus nuttallii var. nuttallii R. F. Hoover 1947-3-8 6660 San Luis Obispo Near Piedras Blancas Point Comment
  UC1285218  Astragalus nuttallii var. nuttallii R. F. Hoover 1947-3-8 6660 San Luis Obispo near Piedras Blancas Point (on sand dunes); near Piedras Blancas Point Comment
  UC764589  Astragalus oxyphysus R. F. Hoover 1936-4-10 909 Fresno Pinedale Comment
  UC766301  Astragalus oxyphysus R. F. Hoover 1946-3-30 6032 Kings Kettleman Hills Comment
  OBI13311  Astragalus oxyphysus Robert F. Hoover 1966-10-8 10147 San Luis Obispo Pass at SE end of Carrizo Plain Comment
  OBI13312  Astragalus oxyphysus Robert F. Hoover 1967-4-16 10461 San Luis Obispo Pass at SE end of Carrizo Plain Comment
  SFV9305  Astragalus platytropis D. H. Hoover 1968-7-6 68 371 Tuolumne Sierra Nevada Above falls to west of summit of Sonora Pass. Near border of Tuolumne and Mono counties. 2805 Comment
  CAS-BOT-BC199109  Astragalus trichopodus var. phoxus R. F. Hoover 1950-5-28 7935 San Luis Obispo Redrock Canyon, north side of lower Cuyama Valley Comment
  UC764116  Astragalus whitneyi R. F. Hoover 1940-8-1 4491 Tuolumne ridge e Emigrant Meadow; e of Emigrant Meadow 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
  OBI17324  Atriplex argentea var. expansa Robert F. Hoover 1966-10-8 10141 San Luis Obispo Pass at SE end of Carrizo plain Comment
  OBI17326  Atriplex argentea var. expansa Robert F. Hoover 1949-6-4 7743 San Luis Obispo 4 mi S of jctn of Bitterwater crk rd with Cholame-Simmler rd Comment
  OBI17346  Atriplex canescens Robert F. Hoover 1952-11-2 8280 San Luis Obispo Southern part of Carrizo Plain at N base of Caliente Mt Comment
  UC769845  Atriplex canescens R. F. Hoover 1940-10-5 4668 Lassen Wendel Comment
  UC595964  Atriplex cordulata R. F. Hoover 1937-7-29 2637 Fresno 6 mi s Kerman; s of Kerman Comment
  UC769850  Atriplex cordulata R. F. Hoover 1936-5-29 1245 Merced 10 mi s Merced; s of Merced Comment
  OBI17333  Atriplex coronata Robert F. Hoover 1946-10-6 6478 San Luis Obispo Cholame 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
  UC768846  Atriplex fruticulosa R. F. Hoover 1937-5-27 2324 Fresno Raisin City Comment
  RSA43053  Atriplex leucophylla Robert F. Hoover 1947-8-13 7369 San Luis Obispo Mouth of Hazard Canyon. Comment
  CAS-BOT-BC176529  Atriplex polycarpa R. F. Hoover 1946-10-19 6504 San Luis Obispo San Juan River, La Panza district Comment
  OBI17283  Atriplex polycarpa Robert F. Hoover 1946-10-19 6504 San Luis Obispo San Juan river, La Panza district Comment
  UC596572  Atriplex serenana var. serenana R. F. Hoover 1934-10-20 122 Stanislaus 5 mi s Modesto; s of Modesto Comment
  CAS-BOT-BC180898  Atriplex serenana var. serenana R. F. Hoover 1966-7-12 9891 San Luis Obispo Wellsona Crossing, between Paso Robles and San Miguel Comment
  CAS-BOT-BC180899  Atriplex serenana var. serenana R. F. Hoover 1947-7-19 7318 San Luis Obispo North edge of Santa Maria Valley near Nipomo-Gudalupe Road, at edge of bean field. Comment
  CAS-BOT-BC178415  Atriplex spinifera R. F. Hoover 1968-4-16 11036 San Luis Obispo Chalk Mt., north side of Cuyama Valley Comment
  UC767907  Atriplex spinifera R. F. Hoover 1937-4-10 1812 Kern Semitropic Comment
  RSA43044  Atriplex subspicata Robert F. Hoover 1946-10-15 6499 San Luis Obispo Avila. Comment
  UC767830  Atriplex triangularis R. F. Hoover 1935-9-7 721 San Joaquin Roberts Island Comment
  CAS-BOT-BC170086  Atriplex vallicola R. F. Hoover 1968-5-12 11076 Kern 6 miles north of Lost Hills Comment
  UC768571  Avena barbata R. F. Hoover 1946-3-30 6035 Kings Kettleman Hills Comment
  UC766943  Azolla filiculoides R. F. Hoover 1935-3-1 257 Stanislaus Grayson Comment
  CAS-BOT-BC98685  Baccharis douglasii R. F. Hoover 1965-9-18 9567 San Luis Obispo Trout Creek just east of Santa Margarita Comment
  CAS-BOT-BC99493  Baccharis pilularis R. F. Hoover 1966-9-13 10004 San Luis Obispo Ragged Point Comment
  CAS-BOT-BC99635  Baccharis plummerae R. F. Hoover 1949-9-9 7757 San Luis Obispo Forks of San Simeon Creek Comment
  HSC80081  Baccharis salicifolia D. A. Hoover 1985-8-14 640 San Bernardino Big Morongo Preserve, South of Morongo Valley; upper end of the Willow Trail 762 Comment
  OBI16976  Baccharis salicifolia Robert F. Hoover 1946-10-20 6514 San Luis Obispo Upper Huasna River just below confluence of Arroyo Seco, in sandy and rocky flood-bed Comment
  CAS-BOT-BC16615  Barbarea orthoceras R. F. Hoover 1964-5-11 8761 San Luis Obispo 5 miles west of Pozo. Comment
  RSA201709  Benitoa occidentalis Robert F. Hoover 1946-10-6 6470 Fresno North side of Parkfield Grade. Comment
Read comments
Jun 19 2019
  SD71132  Benitoa occidentalis R. F. Hoover 1946-10-6 6420 Fresno North side of Parkfield Grade. Comment
  CAS-BOT-BC75860  Berberis pinnata R. F. Hoover 1947-2-22 s.n. San Luis Obispo See Canyon, San Luis Range. Comment
  NY1102107  Berula erecta R. F. Hoover 1940-10-1 4658 Lassen Near Honey Lake, between Janesville and Standish Comment
  RSA43046  Beta vulgaris Robert F. Hoover 1946-8-8 6279 San Luis Obispo North end of Morro Bay Comment
  JEPS18799  Blennosperma nanum var. nanum R. F. Hoover 1935-2-9 222 Stanislaus Hill's Ferry bridge, near Newman Comment
  UC762508  Blennosperma nanum var. nanum Robert F. Hoover 1937-4-24 1998 Stanislaus Warnerville Comment
  UC762513  Blennosperma nanum var. nanum R. F. Hoover 1939-3-18 3912 Merced 7 mi s of Merced Comment
  OBI16919  Blepharizonia laxa Robert F. Hoover 1952-11-2 8278 San Luis Obispo Caliente mt Comment
  CAS-BOT-BC127811  Blepharizonia laxa R. F. Hoover 1966-9-16 10055 San Luis Obispo Summit on Atascadero -Creston road Comment
  OBI16925  Blepharizonia laxa Robert F. Hoover 1966-10-8 10149 San Luis Obispo Pass at SE end of Carrizo Plain Comment
  JEPS18824  Blepharizonia plumosa R. F. Hoover 1935-9-7 715 Contra Costa Walnut Creek Comment
  UC762568  Blepharizonia plumosa Robert F. Hoover 1937-9-2 2711 Contra Costa 1 mi w of Antioch Comment
  UC764883  Boechera rectissima R. F. Hoover 1937-6-24 2511 Tuolumne Brightman Flat Comment
  RSA41184  Boisduvalia cleistogama Robert F. Hoover 1935-5-28 600 Merced 7 miles north of Merced Comment
  RSA41186  Boisduvalia cleistogama Robert F. Hoover 1937-5-27 2314 Fresno 3 miles east of Pinedale. Comment
  RSA41162  Boisduvalia densiflora var. densiflora Robert F. Hoover 1937-6-26 2554 Tuolumne Standard City Comment
  RSA41177  Boisduvalia glabella Robert F. Hoover 1937-6-30 2585 Tulare Yettem. Comment
  RSA41191  Boisduvalia glabella Robert F. Hoover 1937-5-19 2119 Contra Costa Byron Hot Springs Comment
  RSA41168  Boisduvalia macrantha Robert F. Hoover 1938-6-10 3588 Tehama Coyote Creek bridge south of Red Bluff. Comment
  RSA41192  Boisduvalia stricta Robert F. Hoover 1937-6-26 2555 Tuolumne Standard City Comment
  UC762007  Brickellia californica R. F. Hoover 1938-9-3 3804 Lake Burns Valley Comment
  CAS-BOT-BC100455  Brickellia californica Doris Hardman Hoover 1966-10-8 s.n. San Diego below east boundary of J.R. Hoover Ranch +/- 4 mi. s.e. of Fallbrook Comment
  OBI16905  Brickellia californica Robert F. Hoover 1946-8-18 6306 San Luis Obispo West base of La Panza Range. Comment
  CAS-BOT-BC145347  Briza minor R. F. Hoover 1947-5-25 7219 San Luis Obispo Cambria. Comment
  UC552435  Brodiaea appendiculata R. F. Hoover 1936-4-30 1058 San Joaquin Farmington Comment
  CAS-BOT-BC482184  Brodiaea appendiculata R. F. Hoover 1937-5-18 2215 Sutter Pleasant Grove Comment
  UC768718  Brodiaea coronaria subsp. coronaria R. F. Hoover 1936-5-20 1154 Butte 10 mi sw Oroville Comment
  UC768743  Brodiaea coronaria subsp. rosea R. F. Hoover 1938-6-9 3572 Lake Indian Valley Comment
  UC768461  Brodiaea elegans subsp. elegans R. F. Hoover 1938-6-9 3577 Lake Indian Valley Comment
  UC768462  Brodiaea elegans subsp. elegans R. F. Hoover 1939-6-3 4129 Tuolumne Groveland Comment
  UC768712  Brodiaea minor R. F. Hoover 1936-5-21 1173 Butte 3 mi n Cana Comment
  CAS-BOT-BC492079  Brodiaea terrestris subsp. kernensis R. F. Hoover 1950-4-30 7865 San Luis Obispo 7 miles E of Creston on La Panza Road 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
  UC1296351  Brodiaea terrestris subsp. terrestris R. F. Hoover 1964-6-13 9100 San Luis Obispo just n Arroyo de la Cruz; Point Sierra Nevada Comment
  UC766918  Bromus carinatus var. carinatus R. F. Hoover 1941-4-18 4848 Alameda upper end of Corral Hollow Corral Hollow 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
  UC596486  Bromus diandrus R. F. Hoover 1935-3-15 334 Stanislaus Waterford Comment
  UC1153382  Bromus grandis R. F. Hoover 1950-6-20 7987 San Luis Obispo 6 mi w of Templeton (on road to Cambria) Comment
  OBI22430  Bromus hordeaceus Robert F. Hoover 1964-4-14 8719 San Luis Obispo San Luis Obispo Comment
  UC766838  Bromus hordeaceus R. F. Hoover 1936-4-5 890 Stanislaus Modesto Comment
  UC767067  Bromus laevipes R. F. Hoover 1941-4-26 4919 Napa between Samuel Springs and Walter Springs (Pope Creek Canyon); Pope Creek Canyon Comment
  OBI22419  Bromus madritensis subsp. madritensis Robert F. Hoover 1949-5-14 7678 San Luis Obispo Rocky Butte district, above San Simeon Comment
  UC766911  Bromus madritensis subsp. rubens R. F. Hoover 1937-5-29 2344 Calaveras Mercer's Cove Comment
  UC766912  Bromus orcuttianus R. F. Hoover 1941-6-29 5391 Tuolumne Road from Long Barn to Hull's Meadow Comment
  OBI22405  Bromus pseudolaevipes Robert F. Hoover 1964-5-13 8856 San Luis Obispo South Fork of Old Crk Comment
  OBI22425  Bromus sitchensis Robert F. Hoover 1964-10-3 9311 San Luis Obispo Bluffs S of mouth of Islay Crk Comment
  CAS-BOT-BC161634  Bromus sterilis R. F. Hoover 1964-4-14 8716 San Luis Obispo San Luis Obispo. 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
  UC767472  Cacaliopsis nardosmia R. F. Hoover 1941-4-27 4968 Lake near Adams Springs Comment
  SBBG114017  Cakile edentula R. F. Hoover 1947-4-3 6918 San Luis Obispo N end of Morro Bay, on sand dunes Comment
  CAS-BOT-BC36885  Cakile edentula var. edentula R. F. Hoover 1947-3-8 6659 San Luis Obispo Near Piedras Blancas Point. Comment
  OBI15150  Cakile maritima Robert F. Hoover 1947-4-13 6917 San Luis Obispo N end of Morro Bay Comment
  CAS-BOT-BC185306  Calamagrostis koelerioides R. F. Hoover 1946-6-23 6192 San Luis Obispo Summit at head of Carpenter Canyon north of Arroyo Grande. Comment
  CAS-BOT-BC185136  Calamagrostis nutkaensis R. F. Hoover 1947-7-27 7339 San Luis Obispo Black Lake Canyon, south of Arroyo Grande. Comment
  OBI22357  Calamagrostis nutkaensis Robert F. Hoover 1947-7-27 7339 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  CAS-BOT-BC233927  Calandrinia breweri R. F. Hoover 1952-5-11 8197 San Luis Obispo Burned area at Navajo Cam, La Panza Range Comment
  OBI10815  Calandrinia breweri Robert F. Hoover 1952-5-11 8197 San Luis Obispo Burned area at navajo Camp, La Panza Range Comment
  CAS-BOT-BC233932  Calandrinia breweri R. F. Hoover 1951-4-15 8041 San Luis Obispo Stoney Creek, tributary of Huasna River Comment
  CAS-BOT-BC167327  California macrophylla R. F. Hoover 1952-5-6 8152 San Luis Obispo East of Atascadero on Creston Road, just east of pump station Comment
  OBI20941  Callitriche marginata Robert F. Hoover 1947-3-26 6772 San Luis Obispo Price Cyn Comment
  CAS-BOT-BC488478  Calochortus amabilis R. F. Hoover 1968-5-26 11093 Lake Harbin Springs Comment
  OBI21397  Calochortus argillosus Robert F. Hoover 1955-7-6 8363 Santa Barbara Point Sal Ridge Comment
  OBI21400  Calochortus clavatus Robert F. Hoover 1957-7-19 8387 San Luis Obispo Cypres Mtn Comment
  CAS-BOT-BC132431  Calochortus obispoensis R. F. Hoover 1969-6-23 11387 San Luis Obispo Ridge nw. of Cuesta Pass Comment
  CAS-BOT-BC132494  Calochortus pulchellus R. F. Hoover 1968-5-16 11092 Contra Costa Upper Marsh Creek Comment
  CAS-BOT-BC132511  Calochortus simulans R. F. Hoover 1956-5-18 8375 San Luis Obispo Rocky Canyon between Atascadero and Creston Comment
  CAS-BOT-BC493946  Calochortus superbus R. F. Hoover 1965-6-24 9456 Nevada Mariposa pratensis (Purdy) Hoover, 2 mi. n. of Chicago Park Comment
  UC768703  Calochortus tolmiei R. F. Hoover 1941-4-27 4951 Napa e side Mt. St. Helena Comment
  OBI21347  Calochortus uniflorus Robert F. Hoover 1948-4-14 7447 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State hwy 1 Comment
  UC768640 Image available Calochortus venustus R. F. Hoover 1937-6-15 2453 Tuolumne foot of grade below Confidence Comment
  RSA216783  Calochortus venustus Robert F. Hoover 1969-5-20 11312 San Luis Obispo 4 miles west of Paso Robles on Adelaida road Comment
  UC1314975 Image available Calochortus venustus R. F. Hoover 1967-5-24 10586 San Luis Obispo w of Paso Robles (on Adelaida road) Comment
  UC768711  Calochortus vestae R. F. Hoover 1941-6-8 5335 Lake n of Glenbrook Comment
  CAS-BOT-BC106108  Calycadenia hooveri R. F. Hoover 1937-6-8 2391 Stanislaus Betw. Warnerville and Knight's Ferry Comment
  CAS-BOT-BC106109  Calycadenia hooveri R. F. Hoover 1937-6-8 2391 Stanislaus Betw. Warnerville and Knight's Ferry Comment
  CAS-BOT-BC106149  Calycadenia hooveri R. F. Hoover 1937-6-8 2391 Stanislaus Betw. Warnerville and Knight's Ferry Comment
  UC1314926  Calycadenia hooveri R. F. Hoover 1966-8-31 9959 Stanislaus low hills n of Warnerville Comment
  UC1321339  Calycadenia hooveri R. F. Hoover 1966-8-31 9959 Stanislaus low hills n of Warnerville Comment
  CAS-BOT-BC270037  Calycadenia multiglandulosa R. F. Hoover 1938-7-30 3705 Amador 4 miles SW of Ione Comment
  UC596104  Calycadenia spicata R. F. Hoover 1938-7-30 3708 Amador 3 mi w of Ione Comment
  CAS-BOT-BC271533  Calycadenia truncata subsp. truncata R. F. Hoover 1950-6-21 8002 San Luis Obispo Between rocky Butte and Pine Mt., Santa Lucia Mts. Comment
  CAS-BOT-BC271535  Calycadenia truncata subsp. truncata R. F. Hoover 1957-8-28 8398 San Luis Obispo Between Rocky Butte and Pine Mt. above San Simeon Comment
  CAS-BOT-BC275328  Calycadenia truncata var. truncata R. F. Hoover 1938-9-9 3821 Mariposa Grade from Coulterville to Bagby Comment
  CAS-BOT-BC106059  Calycadenia villosa Robert F. Hoover 1937-8-12 2684 Monterey San Antonio Valley Comment
  CAS-BOT-BC106062  Calycadenia villosa R. F. Hoover 1969-6-3 11363 San Luis Obispo 18 mi. e. of Creston on La Panza Road (Highway 58), plateau on Cammatti-Navajo divide Comment
  CAS-BOT-BC221393  Calystegia macrostegia subsp. cyclostegia R. F. Hoover 1964-6-13 9093 San Luis Obispo Point Sierra Nevada, just north of Arroyo de la Cruz Comment
  OBI15320  Calystegia macrostegia subsp. cyclostegia Robert F. Hoover 1948-3-28 7434 San Luis Obispo coast west of Cambria Comment
  UC1314908  Calystegia macrostegia subsp. cyclostegia R. F. Hoover 1967-5-1 10518 San Luis Obispo ridge nw Cuesta Pass; nw of Cuesta Pass Comment
  CAS-BOT-BC221163  Calystegia malacophylla subsp. pedicellata R. F. Hoover 1947-3-30 6820 San Luis Obispo East Branch of Huerhuero Creek, about 5 mi. s. of Creston Comment
  CAS-BOT-BC221170  Calystegia malacophylla subsp. pedicellata R. F. Hoover 1949-5-17 7703 San Luis Obispo Upper Arroyo Grande 6 mi. above County Park Comment
  OBI15297  Calystegia purpurata subsp. purpurata Robert F. Hoover 1950-6-20 7990 San Luis Obispo 6 mi W of Templeton on road to Cambria Comment
  CAS-BOT-BC224672  Calystegia purpurata subsp. purpurata R. F. Hoover 1958-5-21 8482 San Luis Obispo West of Paso Robles on Mountain Springs Road Comment
  OBI15300  Calystegia purpurata subsp. purpurata Robert F. Hoover 1958-5-21 8482 San Luis Obispo West of Paso Robles on Mountain Springs road Comment
  RSA41316  Camissonia californica Robert F. Hoover 1940-3-23 4262 Kings Kettleman Hills above Avenal, Comment
Read comments
Jul 13 2018
  UC764054  Camissonia campestris subsp. campestris Robert F. Hoover 1935-3-18 375 Stanislaus near Grayson (e of river) Comment
  UC764070  Camissonia campestris subsp. campestris R. F. Hoover 1941-3-23 4801 Kern Elk Hills Comment
  RSA43094  Camissonia campestris subsp. campestris Robert F. Hoover 1947-4-20 6993 San Luis Obispo Yaro Creek district N of Pozo. Comment
  CAS-BOT-BC160306  Camissoniopsis cheiranthifolia subsp. cheiranthifolia R. F. Hoover 1964-6-10 9010 San Luis Obispo Avila Comment
  CAS-BOT-BC160314  Camissoniopsis cheiranthifolia subsp. cheiranthifolia R. F. Hoover 1946-8-4 6273 San Luis Obispo North end of Morro Bay Comment
  OBI12014  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Robert F. Hoover 1947-7-11 7299 San Luis Obispo S end of Morro Bay Comment
  CAS-BOT-BC160292  Camissoniopsis cheiranthifolia subsp. cheiranthifolia R. F. Hoover 1964-8-13 9232 San Luis Obispo Mouth of Morro Creek. Santa Lucia Range Comment
  OBI12283  Cannabis sativa Robert F. Hoover 1969-7-29 11507 Monterey Pacific Grove Comment
  CAS-BOT-BC37611  Cardamine californica Robert Francis Hoover 1938-2-26 2772 Santa Clara San Felipe. Comment
  OBI15047  Cardamine californica Robert F. Hoover 1967-2-18 10217 San Luis Obispo Diablo Cyn, San Luis Range Comment
  UC762887  Cardamine californica var. cuneata R. F. Hoover 1938-2-26 2782 Merced e slope summit Pachecho Pass; e slope Pacheco Pass summit Comment
  UC1296286  Cardaria draba R. F. Hoover 1948-5-15 7528 San Luis Obispo Morro Bay town Comment
  CAS-BOT-BC20336  Carex abrupta Mrs. Herbert Hoover 1936-7-28 s.n. Tulare Foot of Colby Pass on Kern - Kaweah River. Comment
  CAS-BOT-BC17638  Carex alma R. F. Hoover 1947-4-20 6994 San Luis Obispo West slope of La Panza Range. Sycamore Creek. Comment
  UC767027  Carex athrostachya R. F. Hoover 1936-6-24 1391 Tuolumne Pigeon Flat, N side; YMCA Camp Comment
  UC767165  Carex brainerdii Robert F. Hoover 1941-6-15 5350 Tuolumne trail from Brightman Flat to Eagle Meadow Comment
  SFV11593  Carex fracta D. H. Hoover 1967-8-18 s. n. Tuolumne Sierra Nevada South of Clark Fork Bridge Camp. Clark Fork of Middle Fork of Stanislaus River. Wooded slope above trail to water supply creek. Comment
  CAS-BOT-BC20405  Carex globosa R. F. Hoover 1950-5-7 7896 San Luis Obispo Santa Lucia Range. Between Rocky Butte and Pine Mountain. Comment
  OBI6440  Carex globosa Robert F. Hoover 1950-5-30 7940 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  OBI6444  Carex globosa Robert F. Hoover 1948-2-22 7421 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State hwy 1 Comment
  UC767039  Carex jonesii R. F. Hoover 1939-7-21 4141 Tuolumne n side of Pigeon Flat Pigeon Flat Comment
  CAS-BOT-BC31175  Carex lemmonii R. F. Hoover 1939-5-30 4111 Sonoma Perry's Ranch near Sebastopol. Comment
  OBI22652  Carex lemmonii Robert F. Hoover 1939-5-30 4111 Sonoma Perry's "Twin Pines Ranch" near Sebastopol Comment
  CAS-BOT-BC31527  Carex luzulifolia R. F. Hoover 1940-8-1 4477 Tuolumne Upper end of Emigrant Lake. 2651 Comment
  UC765733  Carex luzulifolia R. F. Hoover 1940-9-21 4613 Shasta Ulpper Kings Creek meadow Comment
  UC767097  Carex mendocinensis Robert F. Hoover 1941-5-14 5091 Sonoma Two miles south of Monte Rio on Road to Camp Meeker. Comment
  OBI6449  Carex microptera Robert F. Hoover 1936-6-18 1308 Alpine Douglas Station Comment
  OBI6400  Carex obispoensis Robert F. Hoover 1958-3-26 8436 San Luis Obispo Ridge of Santa Lucia Mts NW of Cuesta Pass Comment
  OBI6402  Carex obispoensis Robert F. Hoover 1969-6-23 11392 San Luis Obispo Santa Luica Range. Ridge NW of Cuesta Pass Comment
  SEINET13407559  Carex pellita R. F. Hoover 1942-6-12 5899 Monterey West side of Huckleberry Hill Comment
  UC766063  Carex phaeocephala R. F. Hoover 1940-7-29 4468 Alpine Bald Peak Comment
  CAS-BOT-BC118554  Carex praegracilis R. F. Hoover 1947-7-18 7311 San Luis Obispo Oceano Beach Comment
  OBI22679  Carex praegracilis Robert F. Hoover 1946-7-14 6226 San Luis Obispo N end of Morro Bay Comment
  OBI22651  Carex serratodens Robert F. Hoover 1946-6-30 6210 San Luis Obispo Rinconada Mine, betw. Santa Margarita and Pozo Comment
  UC766070  Carex specifica R. F. Hoover 1938-8-16 3762 Mariposa Peregoy Meadow 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-BC116952  Carex straminiformis R. F. Hoover 1940-8-2 s.n. Tuolumne Mountain N of Emigrant Lake. 1371 Comment
  UC767130  Carex subbracteata Robert F. Hoover 1941-5-12 5062 Marin head Drake's Estero Comment
  UC766116  Carex vesicaria var. vesicaria R. F. Hoover 1938-7-18 3686 Tuolumne Kennedy Meadows Comment
  UC763120  Cassiope mertensiana subsp. californica R. F. Hoover 1940-8-1 4479 Tuolumne Upper end of Emigrant Lake Comment
  OBI9688  Castilleja affinis Robert F. Hoover 1950-6-20 7993 San Luis Obispo 7 mi W of Templeton on rd to Cambria Comment
  OBI9694  Castilleja affinis Robert F. Hoover 1964-6-5 8933 San Luis Obispo Near summit of ridge W of upepr Lopez Cyn Comment
  UC1315085  Castilleja affinis subsp. affinis R. F. Hoover 1967-5-6 10556 San Luis Obispo s of Oso Flaco Lake Comment
  JEPS1740  Castilleja affinis subsp. affinis R. F. Hoover Apr 1927 Tuolumne n of Keystone Comment
  UC962095  Castilleja affinis subsp. affinis Robert F. Hoover Apr 1927 Tuolumne n of Keystone Comment
  UC765537  Castilleja applegatei subsp. pallida R. F. Hoover 1936-6-20 1363 Tuolumne Eagle Peak Comment
  JEPS3773  Castilleja brevistyla R. F. Hoover 1940-4-6 4301 Merced n of Ortigalita Comment
  UC595975  Castilleja campestris subsp. campestris R. F. Hoover 1937-5-4 2028 Stanislaus 2 mi s Oakdale Comment
  UC596166  Castilleja campestris subsp. succulenta R. F. Hoover 1938-5-17 3461 Fresno near Pinedale (on road to Friant) Comment
  OBI9406  Castilleja densiflora subsp. densiflora Robert F. Hoover 1967-4-8 10369 San Luis Obispo 18 mi SE of Creston on La Panza Rd Comment
  OBI9404  Castilleja densiflora subsp. obispoensis Robert F. Hoover 1969-4-22 11255 San Luis Obispo San Bernardo Crk E of Morro Bay Comment
  UC1004434  Castilleja exserta Aulton Hoover 1955-4-27 159 San Benito Bear Gulch Canyon Pinnacles National Monument, Paicines (above dam) 518 Comment
  UC1392780  Castilleja exserta R. F. Hoover 1969-5-3 11292 San Luis Obispo 3 mi w Nipomo Comment
  JEPS10336  Castilleja exserta subsp. exserta R. F. Hoover 1937-4-10 1767 Fresno Kerman Comment
  JEPS7429  Castilleja exserta subsp. latifolia R. F. Hoover 1950-5-30 7939 San Luis Obispo just s Mouth of Arroyo de la Cruz 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
  SEINET3079453 Image available Castilleja foliolosa D. A. Hoover 1985-5-23 503 San Bernardino south of the pipeline road along the Barn Loop Trail; behind the gully opposite the barn 762 Comment
  UC765674  Castilleja linariifolia R. F. Hoover 1938-7-18 3665 Tuolumne Relief Reservoir Comment
  SD131976  Castilleja lineariloba R. F. Hoover 1938-5-16 3416 Stanislaus La Grange Comment
  RSA101662  Castilleja miniata Robert F. Hoover 1947-8-8 7357 San Luis Obispo Oceano. Comment
  RSA181861  Castilleja miniata Robert F. Hoover 1947-7-18 7315 San Luis Obispo Oceano Beach. Comment
  UC1276273  Castilleja miniata R. F. Hoover 1947-8-8 7357 San Luis Obispo Oceano Comment
  OBI9657  Castilleja miniata var. miniata Robert F. Hoover 1947-8-8 7357 San Luis Obispo Oceano Comment
  UC1321249  Castilleja minor subsp. spiralis R. F. Hoover 1966-9-16 10018 San Luis Obispo 2 mi n Santa Margarita (Santa Margarita Creek); Santa Margarita Creek Comment
  UC765676  Castilleja minor subsp. spiralis R. F. Hoover 1938-9-23 3860 Napa canyon of south fork of Butts Creek Comment
  OBI9646  Castilleja minor var. spiralis Robert F. Hoover 1966-8-23 9935 Napa Butts Cyn, near Lake Co line Comment
  CAS-BOT-BC241094  Castilleja mollis R. F. Hoover 1964-8-14 9257 San Luis Obispo Jack Lake Comment
  JEPS4331  Castilleja tenuis R. F. Hoover 1936-6-19 1340 Tuolumne Brightman'S Flat Comment
  OBI9365  Castilleja tenuis Robert F. Hoover 1967-9-5 10841 Placer Carnelian bay, Lake Tahoe Comment
  CAS-BOT-BC38251  Caulanthus anceps R. F. Hoover 1949-4-2 7579 San Luis Obispo West side of Cottonwood Pass. Comment
  UC1296273  Caulanthus anceps R. F. Hoover 1958-3-19 8417 San Luis Obispo s end Soda Lake; Carrizo Plain Comment
  SD71139  Caulanthus californicus R. F. Hoover 1952-4-1 8062 San Luis Obispo 6.0 miles southeast of Soda Lake, Carrizo Plain. Comment
  OBI14925  Caulanthus coulteri Robert F. Hoover 1967-3-28 10309 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  UC764954  Caulanthus coulteri R. F. Hoover 1938-4-16 3163 Kern Kern Canyon below Hobo Hot Springs; Kern Canyon below Hobo Hot Springs Comment
  GH379089  Caulanthus coulteri var. lemmonii R. F. Hoover 1938-4-9 3024 Unknown One mile north of Corral Hollow near Alameda County line Comment
  CAS-BOT-BC41100  Caulanthus heterophyllus R. F. Hoover 1952-5-11 8194 San Luis Obispo La Panza Range. Navajo Camp. Comment
  CAS-BOT-BC39494  Caulanthus lemmonii R. F. Hoover 1952-5-11 8194 San Luis Obispo La Panza Range. Navajo Camp. Comment
  OBI14885  Caulanthus lemmonii Robert F. Hoover 1952-4-8 8076 San Luis Obispo La Panza District Comment
  UC765863  Ceanothus cordulatus R. F. Hoover 1940-6-1 4395 Tuolumne 1 mi e Long Barn (Brown's Meadow) Comment
  CAS-BOT-BC48997  Ceanothus cuneatus R. F. Hoover 1967-2-18 10227 San Luis Obispo Diablo Canyon, San Luis Range Comment
  CAS-BOT-BC48998  Ceanothus cuneatus R. F. Hoover 1968-12-26 11181 San Luis Obispo Los Osos Comment
  GH349661  Ceanothus cuneatus R. F. Hoover 1938-6-9 3563 Unknown Bartlett Mountain Comment
  OBI10536  Ceanothus cuneatus var. fascicularis Robert F. Hoover 1948-2-8 7414 San Luis Obispo 4 mi W of Nipomo Comment
  UC1276286  Ceanothus cuneatus var. fascicularis R. F. Hoover 1949-2-8 7414 San Luis Obispo 4 mi w of Nipomo. Comment
  CAS-BOT-BC49754  Ceanothus dentatus R. F. Hoover 1968-4-11 11013 Monterey Marina Comment
  OBI10260  Ceanothus dentatus Robert F. Hoover 1964-4-11 8690 Monterey S edge of Monterey airport Comment
  OBI10523  Ceanothus foliosus Robert F. Hoover 1964-5-11 8797 San Luis Obispo High Mtn, N slope near summit Comment
  CAS-BOT-BC64411  Ceanothus foliosus subsp. medius R. F. Hoover 1964-4-15 8723 San Luis Obispo Ridge nw. of Cuesta Pass. Comment
  OBI10490  Ceanothus impressus Robert F. Hoover 1962-1-12 7 San Luis Obispo Arroyo Grande Comment
  CAS-BOT-BC50547  Ceanothus maritimus R. F. Hoover 1962-2-23 8532 San Luis Obispo Above site of former Washington School, north of Arroyo de la Cruz Comment
  CAS-BOT-BC50548  Ceanothus maritimus R. F. Hoover 1962-2-23 8532 San Luis Obispo Above site of former Washington School, north of Arroyo de la Cruz Comment
  OBI10417  Ceanothus maritimus Robert F. Hoover 1948-5-16 7529 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State hwy 1 Comment
  OBI10420  Ceanothus maritimus Robert F. Hoover 1950-1-15 7759 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  OBI19396  Ceanothus maritimus Robert F. Hoover 1964-4-14 8722 San Luis Obispo San Luis Obispo garden Comment
  UC1276290  Ceanothus oliganthus var. sorediatus R. F. Hoover 1948-4-16 7456 San Luis Obispo Upper Morro Creek Comment
  OBI10397  Ceanothus papillosus Robert F. Hoover 1959-5-9 8497 San Luis Obispo 6 mi W of Paso Robles on Adelaida rd Comment
  OBI10400  Ceanothus papillosus Robert F. Hoover 1949-5-14 7683 San Luis Obispo Region of Rocky Butte, above San Simeon Comment
  RSA43184  Ceanothus ramulosus Robert F. Hoover 1947-3-23 6718 San Luis Obispo Rinconada Mine. Comment
  GH425530  Ceanothus sorediatus R. F. Hoover 1941-4-12 4843 Unknown West Branch of San Pablo Creek Comment
  CAS-BOT-BC52906  Ceanothus thyrsiflorus R. F. Hoover 1964-4-10 8688 Monterey Two miles north of Prunedale P.O. Comment
  RSA43122  Ceanothus thyrsiflorus Robert F. Hoover 1947-3-16 6682 San Luis Obispo San Carpoforo Creek, near ocean Comment
  RSA43121  Ceanothus thyrsiflorus Robert F. Hoover 1947-3-16 6669 San Luis Obispo Coast just S of Monterey County line Comment
  CAS-BOT-BC281981  Centaurea benedicta R. F. Hoover 1967-4-12 10428 San Luis Obispo Upper Arroyo Grande valley Comment
  JEPS46978  Centaurium muehlenbergii R. F. Hoover 1935-6-12 660 Stanislaus Valley Home Comment
  UC1392710  Centaurium venustum R. F. Hoover 1968-6-9 11168 San Diego Del Mar Comment
  UC763209  Centaurium venustum Robert F. Hoover 1936-7-10 1516 Tuolumne Brightman Flat Comment
  CAS-BOT-BC288566  Centromadia fitchii R. F. Hoover 1938-10-23 3886 Fresno Herndon Comment
  CAS-BOT-BC288664  Centromadia fitchii R. F. Hoover 1965-9-19 9594 San Luis Obispo 2 miles E of Santa Margarita Comment
  OBI16309  Centromadia fitchii Robert F. Hoover 1965-9-19 9593 San Luis Obispo 2 mi E of Santa Margarita Comment
  CAS-BOT-BC272799  Centromadia parryi subsp. congdonii R. F. Hoover 1965-8-1 9499 San Luis Obispo Valley west of Mt. Bishop Comment
  UC762611  Centromadia parryi subsp. parryi R. F. Hoover 1941-8-24 5578 Napa near Calistoga; Myrtledale Hot Springs Comment
  OBI16250  Centromadia pungens subsp. laevis Robert F. Hoover 1968-6-6 11150 Riverside 1 mi East of Perris Comment
  CAS-BOT-BC279193  Centromadia pungens subsp. pungens R. F. Hoover 1967-4-28 10515 Contra Costa Byron Hot Springs Comment
  CAS-BOT-BC279594  Centromadia pungens subsp. pungens R. F. Hoover 1940-10-1 4657 Lassen Near Honey Lake, betw. Janesville and Standish Comment
  UC762592  Centromadia pungens subsp. pungens R. F. Hoover 1940-10-1 4657 Lassen between Janesville and Standish; Honey Lake Comment
  OBI17364  Ceratophyllum demersum Robert F. Hoover 1967-10-7 10882 San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC137165  Cercocarpus betuloides var. betuloides R. F. Hoover 1967-5-14 10576 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  CAS-BOT-BC137170  Cercocarpus betuloides var. betuloides R. F. Hoover 1964-5-11 8762 San Luis Obispo Five miles west of Pozo Comment
  UC1296064  Cercocarpus betuloides var. betuloides R. F. Hoover 1964-4-15 8736 San Luis Obispo Ridge nw of Cuesta Pass Comment
Read comments
Nov 20 2007
  UC764011  Cercocarpus betuloides var. betuloides R. F. Hoover 1937-6-24 2515 Tuolumne Ridge between Long Barn and Cold Spring Comment
  GH345426  Cercocarpus ledifolius R. F. Hoover 1938-7-18 3676 Unknown Relief Reservoir Comment
  UC764012  Cercocarpus ledifolius var. ledifolius R. F. Hoover 1940-9-21 4604 Lassen 4 mi w of Susanville Comment
  OBI10200  Cercocarpus montanus var. glaber Robert F. Hoover 1946-9-15 6407 San Luis Obispo E slopes of La Panza range Comment
  OBI16847  Chaenactis fremontii Robert F. Hoover 1967-4-16 10484 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  UC596323  Chaenactis fremontii R. F. Hoover 1938-4-15 3103 Kern Maricopa Hills Comment
  UC764816  Chaenactis fremontii R. F. Hoover 1946-3-30 6028 Kings Kettleman Hills Comment
  JEPS34193  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1936-4-3 866 Madera 4 mi s Madera; Cottonwood Creek Comment
  OBI16807  Chaenactis glabriuscula var. glabriuscula Robert F. Hoover 1947-3-30 6829 San Luis Obispo 10 mi S of Creston on La Panza Rd Comment
  UC762501  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1938-5-1 3298 Fresno oil fields Comment
  UC1315031  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1967-4-9 10420 San Luis Obispo s of Recruit Canyon; Panorama Hills Comment
  UC1357622  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1966-3-30 9774 San Luis Obispo near w base of Crocker Grade; Panorama Hills Comment
  OBI16799  Chaenactis glabriuscula var. lanosa Robert F. Hoover 1967-3-28 10319 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  UC1285412  Chaenactis glabriuscula var. lanosa R. F. Hoover 1947-4-2 6864 San Luis Obispo 6 mi above County Park; Upper Arroyo Grande Comment
  OBI16827  Chaenactis stevioides Robert F. Hoover 1967-4-9 10401 San Luis Obispo Elkhorn Scarp Comment
  UC1285411  Chaenactis xantiana R. F. Hoover 1947-3-30 6838 San Luis Obispo on La Panza-Shandon road Fernandez Creek Comment
  RSA43033  Cheilanthes covillei Robert F. Hoover 1947-6-5 6584 San Luis Obispo Pine Mountain of La Panza Range Comment
  OBI23534  Chenopodium macrospermum Robert F. Hoover 1969-9-23 11607 San Luis Obispo Morro Bay, S end Comment
  OBI17232  Chenopodium pratericola Robert F. Hoover 1969-7-3 11406 San Luis Obispo Salinas River bed at Paso Robles Comment
  OBI17214  Chenopodium pratericola Robert F. Hoover 1965-8-27 9510 San Luis Obispo 12 mi E of Waterford Comment
  UC763160  Chimaphila menziesii R. F. Hoover 1938-7-19 3698 Tuolumne trail from Brightman Flat to Eagle Meadow Comment
  UC1296334  Chlorogalum pomeridianum var. pomeridianum R. F. Hoover 1965-6-17 9431 San Luis Obispo nw Cuesta Pass (Santa Lucia Range); Santa Lucia Range Comment
Read comments
Jan 5 2010
  UC765938  Chlorogalum purpureum var. purpureum R. F. Hoover 1939-5-3 4076 Monterey Jolon Comment
  OBI11188  Chorizanthe angustifolia Robert F. Hoover 1964-6-11 9035 San Luis Obispo Just S of Hazard Cyn Comment
  OBI11261  Chorizanthe angustifolia Robert F. Hoover 1964-6-6 8962 San Luis Obispo Los Osos 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
  UC1001164  Chorizanthe breweri R. F. Hoover 1953-5-14 8294 San Luis Obispo Poly Canyon San Luis Obispo, Poly Canyon Comment
  UC762643  Chorizanthe clevelandii R. F. Hoover 1938-6-11 3598 Lake on grade from Lower Lake to Knoxville; Lower Lake Comment
  OBI11241  Chorizanthe diffusa Robert F. Hoover 1969-7-18 11486 San Luis Obispo Price Cyn Comment
  OBI11242  Chorizanthe diffusa Robert F. Hoover 1969-7-18 11487 San Luis Obispo Price Cyn Comment
  CAS-BOT-BC191235  Chorizanthe douglasii R. F. Hoover 1947-4-20 6969 San Luis Obispo Pilitas Creek district Comment
  CAS-BOT-BC252705  Chorizanthe obovata R. F. Hoover 1947-7-10 7287 San Luis Obispo Mesa 4 mi. W of Nipomo Comment
  CAS-BOT-BC252738  Chorizanthe palmeri R. F. Hoover 1946-6-22 6181 Monterey Coastal slope below Mt. Mars Comment
  CAS-BOT-BC252739  Chorizanthe palmeri R. F. Hoover 1946-8-3 6250 San Luis Obispo Summit of San Luis Range above Perfumo Canyon W of Laguna Comment
  CAS-BOT-BC252743  Chorizanthe palmeri R. F. Hoover 1948-6-29 7552 San Luis Obispo Lower Tar Srping Creek Comment
  CAS-BOT-BC252752  Chorizanthe palmeri R. F. Hoover 1969-6-24 11398 San Luis Obispo San Luis Obispo adjacent to Cuesta Park Comment
  OBI11196  Chorizanthe palmeri Robert F. Hoover 1946-6-22 6181 Monterey Coastal slope below Mt. Mars Comment
  UC771751  Chorizanthe palmeri R. F. Hoover 1946-8-3 6250 San Luis Obispo w Laguna (summit of San Luis Range above Perfumo Canyon (Prefumo Canyon)); summit San Luis Range above Perfumo Canyon Comment
  UC771752  Chorizanthe palmeri R. F. Hoover 1946-6-30 6211 San Luis Obispo between Santa Margarita and Pozo (Rinconada Mine); , btwn Santa Margarita and Pozo Comment
  UC762603  Chorizanthe polygonoides var. polygonoides R. F. Hoover 1938-5-9 3381 Tuolumne 3 mi s Chinese Camp; s of Chinese Camp Comment
  UC762598  Chorizanthe pungens var. pungens R. F. Hoover 1941-5-24 5223 Monterey just s Point Pinos (Pacific Grove); , s of Point Pinos Comment
  OBI11181  Chorizanthe staticoides Robert F. Hoover 1946-6-2 6124 San Luis Obispo La Panza district Comment
  OBI11182  Chorizanthe staticoides Robert F. Hoover 1947-4-20 6973 San Luis Obispo Pilitas Crk district Comment
  CAS-BOT-BC247793  Chorizanthe uniaristata R. F. Hoover 1953-5-17 8315 San Luis Obispo Skunk Well canyon near Marianas Ranch, Temblor Range Comment
  OBI11175  Chorizanthe uniaristata Robert F. Hoover 1953-5-17 8315 San Luis Obispo "Skunk Well" cyn near Marianas Ranch, Temblor Range Comment
  OBI11166  Chorizanthe xanti Robert F. Hoover 1967-6-4 10608 San Luis Obispo Cyn in Temblor Range near N end of Elkhorn Plain Comment
  CAS-BOT-BC255371  Chorizanthe xanti var. xanti R. F. Hoover 1949-6-4 7751 San Luis Obispo At San Juan River on Pozo-Simmler Road Comment
  GH344086  Chrysolepis chrysophylla R. F. Hoover 1938-9-18 3845 Unknown Tomales Point Comment
  GH344146  Chrysolepis sempervirens R. F. Hoover 1940-7-23 4434 Unknown Eureka Valley Comment
  OBI37303  Chylismia claviformis D. A. Hoover 1985-4-11 313 San Bernardino Morongo Cyn, SE of Morongo Valley; at the upper end of the Desert Wash trl Comment
  OBI16757  Cichorium intybus Robert F. Hoover 1965-9-29 9685 San Luis Obispo Atascadero Comment
  OBI9003  Cicuta douglasii Robert F. Hoover 1969-7-13 11463 San Luis Obispo Atascadero Comment
  UC1392761 Image available Cicuta maculata var. bolanderi R. F. Hoover 1969-7-13 11463 San Luis Obispo Atascadero Comment
  OBI16749  Cirsium douglasii var. douglasii Robert F. Hoover 1966-7-17 9914 Sonoma Sausal Crk N of Alexander Valley Comment
  CAS-BOT-BC285471  Cirsium occidentale var. californicum R. F. Hoover 1965-6-17 9430 San Luis Obispo Santa Lucia Range. Ridge nw. of Cuesta Pass Comment
  OBI16737  Cirsium occidentale var. compactum Robert F. Hoover 1967-5-13 10567 San Luis Obispo Coasta west of Cambria Comment
  OBI16729  Cirsium occidentale var. lucianum Robert F. Hoover 1965-6-17 9430 San Luis Obispo Santa Lucia Range. Ridge NW of cuesta Pass Comment
  JEPS59196  Cirsium scariosum R. F. Hoover 1936-7-1 1449 Tuolumne trail to Kennedy Lake Comment
  JEPS59243  Cirsium vulgare R. F. Hoover 1935-7-13 247 Stanislaus Modesto Comment
  OBI17170  Cistus ladanifer Robert F. Hoover 1964-2-3 8631 San Luis Obispo 2 mi S of Berros on Nipomo Mesa Comment
  RSA212260  Cistus ladanifer Robert F. Hoover 1964-2-8 8631 San Luis Obispo Two miles south of Berros on Nipomo Mesa Comment
  OBI22631  Cladium californicum Robert F. Hoover 1947-8-7 7353 San Luis Obispo Blacklake Canyon Comment
  UC762210  Clarkia arcuata R. F. Hoover 1938-5-9 3396 Mariposa grade from Coulterville to Bagby Comment
  OBI12136  Clarkia biloba Robert F. Hoover 1967-6-16 10634 Tuolumne 3 mi S of Chinese Camp Comment
  CAS-BOT-BC172292  Clarkia bottae R. F. Hoover 1969-6-22 11382 San Luis Obispo chorro Creek Canyon (Serrano Canyon) Comment
  OBI12134  Clarkia concinna Robert F. Hoover 1968-5-26 11094 Lake Harbin Springs Comment
  CAS-BOT-BC172242  Clarkia cylindrica subsp. clavicarpa Robert F. Hoover 1938-5-17 3463 Fresno Site of Sparkville Comment
  RSA209529  Clarkia cylindrica subsp. cylindrica Robert F. Hoover 1967-6-4 10595 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain. Comment
  UC762176  Clarkia dudleyana R. F. Hoover 1937-6-15 2471 Mariposa 3 mi nw Coulterville Comment
  CAS-BOT-BC172000  Clarkia epilobioides Robert F. Hoover 1941-4-23 4904 San Mateo Redwood City Hills Comment
  CAS-BOT-BC172024  Clarkia epilobioides Doris Hardman Hoover 1967-4-29 s.n. San Diego Near J.R. Hoover Ranch +-4 mi. s.e. Fallbrook 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
  UC596441  Clarkia modesta R. F. Hoover 1938-5-20 3476 Tulare on grade to Badger; Bear Mountain Comment
  UC596442  Clarkia modesta R. F. Hoover 1938-5-8 3365 Stanislaus Del Puerto Canyon Comment
  RSA41122  Clarkia modesta Robert F. Hoover 1938-5-20 3476 Tulare N slope of Bear Mt., on grade to Badger Comment
  RSA43108  Clarkia modesta Robert F. Hoover 1947-5-9 7128 San Luis Obispo Middle Branch of Huerhuero Creek, N of Wells Corner. Comment
  RSA41296  Clarkia purpurea subsp. purpurea Robert F. Hoover 1937-5-18 2202 Sacramento Rio Linda Comment
  UC762174  Clarkia purpurea subsp. quadrivulnera Robert F. Hoover 1936-4-28 1004 Fresno Orange Cove Comment
  CAS-BOT-BC163909  Clarkia purpurea subsp. quadrivulnera Doris Hardman Hoover 1967-4-29 s.n. San Diego Canyon w. of Dave Caldwell Ranch, +- 4 mi. s.e. of Fallbrook Comment
  CAS-BOT-BC163948  Clarkia purpurea subsp. quadrivulnera R. F. Hoover 1964-6-12 9078 San Luis Obispo Road from North Fork San Simeon Creek to Rocky Butte Comment
  RSA41294  Clarkia purpurea subsp. quadrivulnera Robert F. Hoover 1936-4-28 1004 Fresno Orange Cove. Comment
  UCSB24327  Clarkia purpurea subsp. viminea Hoover, Robert 1936-5-27 Stanislaus 10 miles east of Waterford Comment
  RSA41128  Clarkia rostrata Robert F. Hoover 1936-4-29 1035 Stanislaus Knight s Ferry Comment
  RSA41288  Clarkia rubicunda Robert F. Hoover 1941-5-20 5108 San Mateo Redwood City hills Comment
  UC1005296  Clarkia similis A. N. Hoover, Mary Hoover 1955-5-23 219 San Benito w side Old Pinnacles; Pinnacles National Monument 457 Comment
  CAS-BOT-BC165247  Clarkia speciosa subsp. immaculata R. F. Hoover 1966-5-15 9860 San Luis Obispo Oak Park district Comment
  UC765870 Image available Clarkia tembloriensis R. F. Hoover 1938-5-7 3358 San Joaquin 1 mi n Corral Hollow (near Alameda Co. line) Comment
  RSA0059953  Clarkia tembloriensis subsp. tembloriensis Robert F. Hoover 1938-5-7 3358 San Joaquin 1 mile N of Corral Hollow near Alameda County line Comment
  CAS-BOT-BC165825  Clarkia williamsonii Robert F. Hoover 1937-6-3 2367 Tuolumne Three miles north of Keystone Comment
  UC766152  Claytonia lanceolata R. F. Hoover 1936-6-20 1354 Tuolumne Eagle Peak Comment
  UC765764  Claytonia nevadensis R. F. Hoover 1940-7-24 4455 Alpine between Sonora Pass and Sonora Peak Comment
  UC765766  Claytonia parviflora subsp. grandiflora R. F. Hoover 1939-4-10 3991 Fresno Watts Valley Comment
  CAS-BOT-BC439581  Claytonia parviflora subsp. parviflora R. F. Hoover 1958-3-19 8425 San Luis Obispo Carrizo Plain near north base of Caliente Mt. Comment
  OBI78251  Clinopodium douglasii Robert F. Hoover 1959-5-16 8505 San Luis Obispo Cambria Comment
  CAS-BOT-BC180930  Cneoridium dumosum R. F. Hoover 1965-8-27 9518 Stanislaus Carpenter Road near San Joaquin River, south of Modesto Comment
Read comments
Jan 25 2021
  JEPS35057  Collinsia bartsiifolia var. davidsonii R. F. Hoover 1952-5-11 8180 San Luis Obispo Panza Range; w slope Comment
  OBI9631  Collinsia bartsiifolia var. davidsonii Robert F. Hoover 1947-4-26 7087 San Luis Obispo Upper toro Crk, N of Pozo Comment
  JEPS35321  Collinsia heterophylla R. F. Hoover 1964-5-13 8823 San Luis Obispo Tassajera Creek Comment
  OBI9602  Collinsia heterophylla Robert F. Hoover 1947-4-4 6886 San Luis Obispo W side of Cottonwood Pass Comment
  RSA43206  Collinsia heterophylla Robert F. Hoover 1947-5-11 7158 San Luis Obispo Price Canyon. Comment
  OBI9604  Collinsia heterophylla Robert F. Hoover 1969-5-20 11319 San Luis Obispo Santa Lucia Range. Upper Las Tablas Crk Comment
  JEPS6351  Collinsia sparsiflora var. collina R. F. Hoover 1939-3-20 3940 Merced 3 mi e Le Grand Comment
  UC766313  Collinsia sparsiflora var. collina R. F. Hoover 1939-3-20 3940 Merced 3 mi n Le Grand Comment
  OBI9618  Collinsia sparsiflora var. collina Robert F. Hoover 1949-4-11 7591 San Luis Obispo 18 mi E of Creston on La Panza rd Comment
  UC596336  Collinsia tinctoria R. F. Hoover 1937-6-26 2546 Tuolumne 2 mi s of Confidence Comment
  UC766270  Collinsia tinctoria R. F. Hoover 1937-6-26 2546 Tuolumne 2 mi s of Confidence Comment
  UC765650  Collinsia torreyi var. torreyi R. F. Hoover 1936-6-25 1413 Tuolumne Eureka Valley Comment
  UC963990  Collomia diversifolia R. F. Hoover 1941-4-26 4936 Lake 5 mi e Middletown (on road to Pope Valley) Comment
  OBI11585  Collomia heterophylla R. F. Hoover 1949-5-14 7675 San Luis Obispo Rocky Butte district (above San Simeon) Comment
  JEPS41832  Conyza bonariensis R. F. Hoover 1935-8-8 710 Stanislaus 10 mi s of Modesto Comment
  OBI9586  Cordylanthus pilosus subsp. pilosus Robert F. Hoover 1966-8-23 9925 Lake Valley of St. Helena Crk S of Middletown Comment
  UC762586  Cordylanthus pilosus subsp. trifidus R. F. Hoover 1937-8-24 2691 Tuolumne Tuolumne City Comment
  JEPS6821  Cordylanthus pringlei R. F. Hoover 1938-9-3 3793 Napa e side Mt. St. Helena Comment
  OBI9575  Cordylanthus pringlei Robert F. Hoover 1966-8-23 9922 Napa E side of Mt. St. Helena, about 1/2 mi S of lake co. line Comment
  UC1357611  Cordylanthus pringlei R. F. Hoover 1966-8-23 9922 Napa 0.5 mi s Lake Co. line (e side of Mt. St. Helena); Mt. St. Helena Comment
  JEPS11644  Cordylanthus ramosus R. F. Hoover 1940-9-28 4640 Lassen Leavitt, 8 mi e of Susanville; Leavitt Comment
  UC1357606  Cordylanthus rigidus subsp. littoralis R. F. Hoover 1964-9-11 9294 Monterey s edge Monterey Airport Comment
  JEPS16385  Cordylanthus rigidus subsp. rigidus R. F. Hoover 1938-9-10 3838 Santa Clara summit of Del Puerto Pass (Mt. Hamilton Road); Patterson 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
  JEPS6808  Cordylanthus tenuis subsp. brunneus R. F. Hoover 1928-9-23 3866 Lake Butts Canyon 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
  UC762591  Cordylanthus tenuis subsp. tenuis Robert F. Hoover 1938-8-15 3735 Mariposa lower end Yosemite Valley Comment
  JEPS22788  Coreopsis bigelovii R. F. Hoover 1938-3-27 2943 Fresno Alcalde Canyon Comment
  UC1284972  Coreopsis bigelovii R. F. Hoover 1947-3-29 6808 San Luis Obispo 5 mi e Creston (on La Panza road) Comment
  CAS-BOT-BC287800  Coreopsis bigelovii R. F. Hoover 1965-4-3 9339 San Luis Obispo Shell Creek, hill W of Comment
  UC1285060  Coreopsis bigelovii R. F. Hoover 1965-4-4 9339 San Luis Obispo hill w Shell Creek Comment
  UC1284969  Coreopsis calliopsidea R. F. Hoover 1948-4-17 7472 San Luis Obispo s of Shandon (San Juan River); San Juan River Comment
  CAS-BOT-BC287049  Coreopsis calliopsidea R. F. Hoover 1949-4-2 7568 San Luis Obispo Cholame Valley, at foot of Cottonwood Pass grade Comment
  CAS-BOT-BC287118  Coreopsis douglasii R. F. Hoover 1950-3-28 7769 San Luis Obispo Poly Canyon Comment
  CAS-BOT-BC287122  Coreopsis douglasii R. F. Hoover 1965-5-14 9363 San Luis Obispo E Fork Corral de Piedra Creek Comment
  UC1284971  Coreopsis douglasii R. F. Hoover 1948-4-17 7484 San Luis Obispo near n end of La Panza Range (in flood-bed of creek); , Fernandez Creek Comment
  JEPS33658  Coreopsis tinctoria R. F. Hoover 1935-6-2 640 Stanislaus Modesto Comment
  OBI16638  Corethrogyne filaginifolia Robert F. Hoover 1946-8-4 6270 San Luis Obispo N end of Morro Bay Comment
  OBI16658  Corethrogyne filaginifolia Robert F. Hoover 1967-9-13 10864 San Luis Obispo Oso Flaco Lake Comment
  OBI4929  Corethrogyne filaginifolia Robert F. Hoover 1969-9-21 11602 San Luis Obispo S end of Morro Bay Comment
  UC1285365  Corethrogyne filaginifolia R. F. Hoover 1946-8-3 6259 San Luis Obispo Perfumo Canyon San Luis Range Comment
  UC1357628  Corethrogyne filaginifolia R. F. Hoover 1965-10-1 9696 San Luis Obispo Coast road just s Hazard Canyon Comment
  UC761909  Corethrogyne filaginifolia R. F. Hoover 1938-8-7 3727 Monterey between Big Sur and Little Sur River; between Big Sur and Little Sur River Comment
  CAS-BOT-BC101454  Corethrogyne filaginifolia R. F. Hoover 1946-9-22 6437 San Luis Obispo West of Paso Robles on road to Adelaida Comment
  OBI16651  Corethrogyne filaginifolia Robert F. Hoover 1966-10-8 10146 San Luis Obispo pass at SE end of Carrizo Plain Comment
  OBI16652  Corethrogyne filaginifolia Robert F. Hoover 1965-9-29 9676 San Luis Obispo Santa Lucia Range. Tassajera Crk Comment
  RSA216713  Corethrogyne filaginifolia var. filaginifolia Robert F. Hoover 1966-9-13 10008 San Luis Obispo Point Sierra Nevada Comment
  OBI15278  Cornus glabrata Robert F. Hoover 1946-9-22 6443 San Luis Obispo Klau district (W of Paso Robles) Comment
  CAS-BOT-BC210351  Cornus sericea R. F. Hoover 1965-9-29 9677 San Luis Obispo Santa Lucia Range. Tassajera Creek Comment
  JEPS37544  Cotula coronopifolia Robert F. Hoover 1935-4-13 507 Stanislaus ten mi w Modesto; w of Modesto Comment
  OBI16631  Cotula coronopifolia Robert F. Hoover 1964-8-13 9243 San Luis Obispo Mouth of Oso Crk Comment
  CAS-BOT-BC427787  Crassula connata R. F. Hoover 1947-3-26 6740 San Luis Obispo Just s. of Price Canyon Comment
  HSC104066  Crepis monticola L. Hoover 2009-6-25 Humboldt Six Rivers National Forest; Buck Mtn., FS Rd. 1N08 Comment
  OBI17163  Crocanthemum scoparium Robert F. Hoover 1964-6-5 8920 San Luis Obispo Ridge SE of Cuesta Pass Comment
  SD71172  Cryptantha barbigera R. F. Hoover 1949-5-1 7640 San Luis Obispo Summit of Cottonwood Pass Comment
  UC1285006  Cryptantha barbigera R. F. Hoover 1949-5-1 7640 San Luis Obispo Cottonwood Pass Summit 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
  GH424908  Cryptantha crymophila R. F. Hoover 1939-7-28 4193 Unknown Red Peak Comment
  UC767577  Cryptantha crymophila R. F. Hoover 1940-7-24 4454 Alpine between Sonora Pass and Sonora Comment
  UC1285294  Cryptantha decipiens R. F. Hoover 1952-5-11 8172 San Luis Obispo Sycamore Creek, w base of La Panza Range La Panza Range Comment
  UC1392805  Cryptantha excavata R. F. Hoover 1968-5-27 11099 Colusa near Wilbur Springs (n of Hwy 20, Bear Creek canyon); Bear Creek Comment
  UC762467  Cryptantha flaccida R. F. Hoover 1935-5-28 595 Merced Snelling Comment
  UC596241  Cryptantha intermedia R. F. Hoover 1937-4-24 1957 Tuolumne Jacksonville Comment
  UC763037  Cryptantha intermedia R. F. Hoover 1939-5-2 4070 Tuolumne 3 mi s Chinese Camp Comment
  OBI20754  Cryptantha intermedia Robert F. Hoover 1947-4-26 7088 San Luis Obispo Upper Toro Crk, N of Pozo Comment
  UC1285007  Cryptantha leiocarpa R. F. Hoover 1949-6-3 7741 San Luis Obispo Oceano Beach 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
  UC596354  Cryptantha micromeres R. F. Hoover 1937-6-10 2417 Amador Ione Comment
  UC596356  Cryptantha microstachys R. F. Hoover 1938-4-23 3190 Yolo grade on Rumsey, Arbuckle road Rumsey Comment
  UC763257  Cryptantha nemaclada R. F. Hoover 1938-5-8 3362 Stanislaus lower part of Del Puerto Canyon Del Puerto Canyon Comment
  UC763029  Cryptantha nevadensis R. F. Hoover 1941-4-19 4856 Stanislaus 8 mi w Newman (n of Orestimba Creek) Comment
  UC596213  Cryptantha nevadensis var. rigida R. F. Hoover 1935-4-21 547 Alameda Corral Hollow (upper end) Comment
  OBI20756  Cryptantha nevadensis var. rigida Robert F. Hoover 1953-5-17 8311 San Luis Obispo "Skunk Well" cyn near Marianas ranch, Temblor range Comment
  OBI20763  Cryptantha nevadensis var. rigida Robert F. Hoover 1951-4-20 8053 San Luis Obispo Base of Crocker Grade, Temblor Range Comment
  SBBG54868  Cryptantha oxygona R. F. Hoover 1967-4-9 10407 San Luis Obispo cyn in Temblor Range near N end of Elkhorn Plain Comment
  UC1392952  Cryptantha oxygona R. F. Hoover 1968-4-17 11049 San Luis Obispo Elkhorn Hills Comment
  OBI20804  Cryptantha oxygona Robert F. Hoover 1950-4-14 7815 San Luis Obispo Base of Crocker Grade, Temblor Range Comment
  OBI20806  Cryptantha pterocarya Robert F. Hoover 1968-3-23 10905 San Bernardino 15 mi W of Hinckley Comment
  UC596363  Cryptantha sparsiflora R. F. Hoover 1938-5-20 3478 Tulare n slope Bear Mt. (on grade to Badger) Comment
  UC764742  Cryptantha spithamaea R. F. Hoover 1938-5-9 3380 Tuolumne 3 mi s Chinese Camp Comment
  JEPS25912  Cryptantha watsonii R. F. Hoover 1941-7-5 5431 Mono n. side Conway Grade (Mono Lake-Bridgeport rd.) Comment
  HSC80088  Cucurbita palmata D. A. Hoover 1985-7-10 622 San Bernardino Big Morongo Preserve Nature Conservancy, S of Morongo Valley, along the Canyon Trail, 3/4 mi. downstream from the Kiosk. 732 Comment
  UCR40284  Cucurbita palmata D. A. Hoover 1985-8-14 649 San Bernardino Little San Bernardino Mtns/Southern Mojave Desert, S of Morongo Valley, TNC Big Morongo Preserve, along the Canyon Trail, 0.25 mi. downstream from the start of TNC land. 747 Comment
  UC763215  Cuscuta californica Robert F. Hoover 1935-7-27 698 Stanislaus 12 mi e Waterford Comment
  OBI14799  Cuscuta salina Robert F. Hoover 1965-10-1 9704 San Luis Obispo Cuesta-by-the-sea, S shore of Morro Bay Comment
  UC1321346  Cuscuta salina R. F. Hoover 1966-8-31 9950 Alameda n of Livermore (junction of Ames St. and Raymond Road) Comment
  UC765557  Cynoglossum grande R. F. Hoover 1938-2-21 2752 Contra Costa Marsh Creek Comment
  CAS-BOT-BC67971  Cystopteris fragilis R. F. Hoover 1950-6-2 7968 San Luis Obispo Trail from Stoney Cerek to Colwell Mesa Comment
  CAS-BOT-BC445566  Damasonium californicum R. F. Hoover 1937-6-8 2385 Stanislaus Warnerville Comment
  OBI22337  Danthonia californica Robert F. Hoover 1947-5-25 7213 San Luis Obispo Cambria Comment
  UC766814  Danthonia californica var. americana R. F. Hoover 1941-5-8 4992 Marin Tiburon Comment
  UC766851  Datura stramonium R. F. Hoover 1940-5-19 4392 Amador 3 mi w Ione Comment
  OBI16276  Deinandra corymbosa Robert F. Hoover 1947-8-10 7367 San Luis Obispo Osos Valley Comment
  OBI16287  Deinandra corymbosa Robert F. Hoover 1966-9-13 10002 San Luis Obispo Ragged Point Comment
  OBI16295  Deinandra corymbosa Robert F. Hoover 1966-8-27 9939 Monterey 1 mi NE of Castroville on Castroville Blvd Comment
  CAS-BOT-BC299157  Deinandra corymbosa subsp. corymbosa R. F. Hoover 1947-8-10 7367 San Luis Obispo Osos Valley Comment
  CAS-BOT-BC299184  Deinandra corymbosa subsp. corymbosa R. F. Hoover 1966-9-13 10002 San Luis Obispo Ragged Point Comment
  CAS-BOT-BC293911  Deinandra fasciculata R. F. Hoover 1969-8-25 11563 San Luis Obispo Laguna de San Luis Obispo Comment
  CAS-BOT-BC293910  Deinandra fasciculata R. F. Hoover 1946-8-24 6329 San Luis Obispo Laguna near San Luis Obispo Comment
  OBI16265  Deinandra fasciculata Robert F. Hoover 1969-8-1 11513 San Luis Obispo Near Perry Crk summit just S of Cambria Comment
  UC1285059  Deinandra fasciculata R. F. Hoover 1965-5-14 9364 San Luis Obispo e fork Corral de Piedra Creek Comment
  SD71130  Deinandra halliana R. F. Hoover 1949-5-1 7654 San Luis Obispo Cholame Valley at junction of Cottonwood and Polonio Pass roads. Comment
  CAS-BOT-BC299349  Deinandra increscens subsp. increscens R. F. Hoover 1969-9-29 11629 Monterey Site of Natividad Comment
  UC1285433  Deinandra increscens subsp. increscens R. F. Hoover 1964-7-11 9169 San Luis Obispo Price Canyon Comment
  UC1392796  Deinandra increscens subsp. increscens R. F. Hoover 1969-7-19 11506 San Luis Obispo near Pismo Beach (s of Pismo 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
  OBI16159  Deinandra increscens subsp. increscens Robert F. Hoover 1966-9-8 9962 Monterey Natividad, on Old Stage Rd S of Old Natividad Rd Comment
  CAS-BOT-BC294116  Deinandra kelloggii R. F. Hoover 1968-6-7 11155 Riverside Lower St. Johns Canyon south of Hemet Comment
  JEPS12569  Deinandra kelloggii R. F. Hoover 1941-5-31 5276 Madera 8 mi n Madera Comment
Read comments
Dec 13 2006
  JEPS12572  Deinandra kelloggii R. F. Hoover 1936-4-11 950 Fresno Cantua Creek wash Cantua Creek Comment
  JEPS12578  Deinandra kelloggii Robert F. Hoover 1936-4-2 846 Stanislaus mouth of the canyon Del Puerto Canyon Comment
  CAS-BOT-BC291792  Deinandra lobbii R. F. Hoover 1965-8-27 9505 Alameda Altamont Pass, 2 mi. from old Mountain House on road toward Altamont Comment
  OBI16245  Deinandra lobbii Robert F. Hoover 1969-8-12 11540 San Luis Obispo 12 mi NW of Paso Robles on rd to Nacimiento Dam 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
  UC1392934  Deinandra lobbii R. F. Hoover 1969-9-9 11580 San Luis Obispo 12 mi NW of Passo Robles on road to Nascimento Dam Comment
Read comments
Mar 15 2012
  CAS-BOT-BC291906  Deinandra pallida R. F. Hoover 1967-6-4 10611 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain Comment
  CAS-BOT-BC291946  Deinandra pallida R. F. Hoover 1941-3-23 4802 Kern Elk Hills Comment
  JEPS12571  Deinandra pallida R. F. Hoover 1941-3-23 4802 Kern Elk Hills Comment
  UC762740  Deinandra pallida R. F. Hoover 1936-4-11 932 Kern Edison Comment
  UC762760  Deinandra pallida R. F. Hoover 1941-3-23 4802 Kern Elk Hills Comment
  CAS-BOT-BC131047  Deinandra paniculata Doris Hardman Hoover 1966-8-6 s.n. San Diego J.R. Hoover Ranch +/- 4 mi. s.e. of Fallbrook 182 Comment
  OBI16107  Deinandra pentactis Robert F. Hoover 1965-9-15 9556 San Luis Obispo Near summit on Pozo-Arroyo Grande Rd Comment
  OBI16110  Deinandra pentactis Robert F. Hoover 1965-9-29 9655 San Luis Obispo Santa Lucia Range. N base of Cuesta Grade Comment
  UC1392762  Deinandra pentactis R. F. Hoover 1969-6-3 11365 San Luis Obispo Windmill Creek; La Panza district Comment
  CAS-BOT-BC11073  Delphinium californicum Robert Francis Hoover 1964-5-14 8859 San Luis Obispo See Canyon Comment
  UC1296216  Delphinium californicum R. F. Hoover 1965-5-19 9370 San Luis Obispo open place at base of wooded hill Lower San Simeon Creek Comment
  CAS-BOT-BC11072  Delphinium californicum subsp. californicum Robert Francis Hoover 1965-5-19 9370 San Luis Obispo Lower San Simeon Creek 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
  UC765794  Delphinium nudicaule R. F. Hoover 1941-4-20 4888 Stanislaus near head Del Puerto Canyon Comment
  CAS-BOT-BC9866  Delphinium nudicaule R. F. Hoover 1969-5-20 11321 San Luis Obispo Upper Las Tablas Creek Comment
  OBI10628  Delphinium parishii subsp. parishii Robert F. Hoover 1958-4-19 8457 Kern S of Jawbone Cyn, W edge of Mojave Desert Comment
  OBI10622  Delphinium parryi subsp. blochmaniae Robert F. Hoover 1947-4-25 7072 San Luis Obispo Black lake, S of Arroyo Grande Comment
  CAS-BOT-BC7869  Delphinium parryi subsp. blochmaniae R. F. Hoover 1969-5-3 11296 San Luis Obispo 3 mi. W of Nipomo Comment
  OBI10621  Delphinium parryi subsp. blochmaniae Robert F. Hoover 1969-5-3 11296 San Luis Obispo 3 mi W of Nipomo Comment
  UC1296244  Delphinium parryi subsp. eastwoodiae R. F. Hoover 1947-2-24 6623 San Luis Obispo first ridge w Cerro Romauldo Comment
  UC596428  Delphinium parryi subsp. parryi R. F. Hoover 1938-5-8 3375 Stanislaus Del Puerto Canyon Comment
  UC766056  Delphinium parryi subsp. parryi Robert F. Hoover 1936-5-2 1102 Stanislaus about 13 mi e Waterford; Gobin Ranch Comment
  RSA201571  Delphinium patens subsp. hepaticoideum Robert F. Hoover 1952-5-24 8217 San Luis Obispo Caliente Mountain. Comment
  CAS-BOT-BC17129  Delphinium recurvatum R. F. Hoover 1967-3-22 10523 San Luis Obispo Carrizo Plain, north side of Soda Lake Comment
  UC1315099  Delphinium recurvatum R. F. Hoover 1967-5-20 10580 San Luis Obispo w side of plain about one mi s California Valley headquarters; Carrizo Plain Comment
  CAS-BOT-BC17124  Delphinium umbraculorum R. F. Hoover 1957-4-11 8380 San Luis Obispo Headwaters of Arroyo Grande Comment
  OBI10608  Delphinium umbraculorum Robert F. Hoover 1957-4-11 8380 San Luis Obispo Headwaters of Arroyo Grande Comment
  UC767059  Delphinium variegatum subsp. variegatum R. F. Hoover 1938-4-30 3286 Merced first ridge e Pacheco Pass summit Comment
  CAS-BOT-BC192429  Deschampsia cespitosa subsp. cespitosa R. F. Hoover 1967-9-7 10859 Placer Antone Meadow Comment
  UC767078  Deschampsia danthonioides R. F. Hoover 1937-4-10 1786 Fresno 3 mi. s. Helm Comment
  UCD62790  Deschampsia danthonioides R. F. Hoover 1935-3-17 359 Stanislaus 10 miles S of Modesto. Comment
  OBI22309  Deschampsia elongata Robert F. Hoover 1947-5-23 7179 San Luis Obispo Near Sunnyside School, Los Osos Valley Comment
  CAS-BOT-BC209243  Dichanthelium acuminatum subsp. acuminatum R. F. Hoover 1947-6-2 7260 San Luis Obispo Cambria Comment
  UC765916  Dichelostemma capitatum R. F. Hoover 1937-6-24 2508 Tuolumne Long Barn Comment
  UC618195  Dichelostemma multiflorum R. F. Hoover 1937-6-26 2536 Tuolumne Long Barn Comment
  UC618207  Dichelostemma volubile R. F. Hoover 1939-4-10 3987 Fresno above Piedra (n side of Kings River); Kings River Comment
  CAS-BOT-BC502523  Dichelostemma volubile R. F. Hoover 1936-5-21 1171 Butte Cana Comment
  OBI15285  Dichondra donelliana Robert F. Hoover 1950-5-30 7938 San Luis Obispo mouth of Arroyo de la Cruz (just S of) 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
  OBI59946  Diplacus leptaleus Robert F. Hoover 1941-7-24 5528 Tuolumne Huckleberry lake 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-BC195710  Distichlis spicata R. F. Hoover 1965-9-19 9628 San Luis Obispo Carrizo Plain on west side of Soda Lake Comment
  OBI22315  Distichlis spicata Robert F. Hoover 1965-9-19 9628 San Luis Obispo Carrizo Plain on W side of Soda Lake Comment
  CAS-BOT-BC195711  Distichlis spicata R. F. Hoover 1964-7-9 9120 San Luis Obispo Santa Margarita, along railway Comment
  OBI15097  Dithyrea maritima Robert F. Hoover 1967-5-6 10550 San Luis Obispo Dunes S fo Oso Flaco Lake Comment
  SD71141  Dithyrea maritima R. F. Hoover 1947-7-11 7300 San Luis Obispo South end of Morro Bay, at edge of sandy beach Comment
  UC1392693  Dodecatheon clevelandii subsp. patulum R. F. Hoover 1969-3-28 11197 Merced on old road about 1 mi e of summit Pacheco Pass; e side of 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
  UC766293  Dodecatheon clevelandii subsp. patulum R. F. Hoover 1937-3-26 1727 Merced 2 mi n Snelling; n of Snelling Comment
  UC765529  Dodecatheon hendersonii R. F. Hoover 1938-2-26 2781 Merced e slope Pacheco Pass summit Comment
  UC545949  Downingia bella R. F. Hoover 1936-4-10 921 Tulare 4 mi n Visalia Comment
  UC596498  Downingia bicornuta var. picta R. F. Hoover 1938-5-18 2200 Sacramento Rio Linda Comment
Read comments
Mar 4 2007
  UC765458  Downingia bicornuta var. picta R. F. Hoover 1937-6-10 2400 San Joaquin 2 mi ne Clements Comment
  UC766412  Downingia bicornuta var. picta R. F. Hoover 1936-4-30 1059 San Joaquin Bellota Comment
  SEINET12283537  Downingia bicornuta var. picta R. F. Hoover 1937-1 2200 Sacramento Rio Linda Comment
  UC1392695  Downingia concolor var. concolor R. F. Hoover 1969-4-26 11284 San Benito 2 mi n Tres Pinos Comment
  UC766361  Downingia cuspidata R. F. Hoover 1936-4-29 1042 Stanislaus Warnerville Comment
  UC964744  Downingia cuspidata R. F. Hoover 1938-4-30 3277 Santa Clara Pacheco Pass summit Pacheco Pass Comment
  UC596492  Downingia insignis R. F. Hoover 1937-5-18 2185 San Joaquin French Camp Comment
  UC765619  Downingia insignis R. F. Hoover 1937-5-14 2117 Contra Costa Bryon Hot Springs Comment
  UC596175  Downingia ornatissima var. eximia R. F. Hoover 1936-5-1 1081 Merced 6 mi se Le Grand Comment
  UC596041  Downingia ornatissima var. ornatissima R. F. Hoover 1937-5-27 2304 Merced 2 mi ne Planada Comment
  UC596188  Downingia ornatissima var. ornatissima R. F. Hoover 1935-5-28 585 Stanislaus Montpellier Comment
  UC765625  Downingia ornatissima var. ornatissima R. F. Hoover 1937-5-18 2188 Sacramento 5 mi nw Thornton Comment
  UC765630  Downingia ornatissima var. ornatissima R. F. Hoover 1937-6-10 2397 San Joaquin Farmington Comment
  UC764792  Downingia pulchella R. F. Hoover 1936-5-18 1126 Merced 10 mi w Merced Comment
  SEINET8733894 Image available Downingia pulchella Robert F. Hoover 1938-1 3338 Alameda Livermore Comment
  UC765605  Downingia pulchella R. F. Hoover 1938-5-28 3482 Santa Clara near San Bentio County line (Bolsa Road) Comment
  JEPS14400  Downingia pusilla Robert Francis Hoover 1936-4-13 970 Stanislaus near La Grange (on Snelling road) Comment
  CAS-BOT-BC159573  Drymocallis glandulosa var. glandulosa R. F. Hoover 1964-5-11 8799 San Luis Obispo Trout Creek (Pozo-Arroyo Grande Road) Comment
  CAS-BOT-BC159575  Drymocallis glandulosa var. glandulosa R. F. Hoover 1947-5-9 7129 San Luis Obispo Middle Branch of Huerhuero Creek, north of Wells Corner, along stream-bed. Comment
  CAS-BOT-BC70973  Dryopteris arguta R. F. Hoover 1967-2-18 10232 San Luis Obispo Diablo Canyon, San Luis Range Comment
  UC1296137  Dudleya abramsii subsp. bettinae R. F. Hoover 1964-6-13 9101 San Luis Obispo e Morro Bay (San Bernardo Creek) Comment
  RSA0002516  Dudleya bettinae Robert F. Hoover 1947-6-27 7278 San Luis Obispo First ridge west of Cerro Romauldo on serpentine rock. Comment
  CAS-BOT-BC410881  Dudleya caespitosa R. F. Hoover 1969-3-25 11189 San Luis Obispo South side of Morro Rock. Comment
  UC933299  Dudleya cymosa R. F. Hoover 1949-1 Tuolumne Brightman Flat Comment
  CAS-BOT-BC414970  Dudleya lanceolata R. F. Hoover 1960-7-6 8527 San Luis Obispo Santa Rosa Creek 4 mi. E of Cambria. Comment
  CAS-BOT-BC414971  Dudleya lanceolata R. F. Hoover 1969-7-17 8527 San Luis Obispo Just west of Cuesta Pass sumimit. Comment
  OBI15259  Dudleya lanceolata Robert F. Hoover 1960-7-6 8527 San Luis Obispo Santa Rosa Crk 2 mi E of Cambria Comment
  UC1392797  Dudleya lanceolata R. F. Hoover 1969-7-17 11472 San Luis Obispo just w Cuesta Pass summit Comment
  OBI77937  Dysphania ambrosioides Robert F. Hoover 1946-10-2 6456 San Luis Obispo Calif Polytechnic campus (SLO) Comment
  CAS-BOT-BC291101  Eastwoodia elegans R. F. Hoover 1952-5-25 8233 San Luis Obispo North base of Caliente Mt. Comment
  JEPS4064  Eastwoodia elegans R. F. Hoover 1936-4-2 847 Stanislaus mouth of Del Puerto Canyon Comment
  JEPS4066  Eastwoodia elegans R. F. Hoover 1937-4-11 1853 Kern s Lost Hills; Corneras Station Comment
  NY31174  Eatonella congdonii R. F. Hoover 1937-4-11 1839 Kern 5 miles west of Rosedale Comment
  UC596182  Echinodorus berteroi R. F. Hoover 1937-8-10 2656 Fresno Tranquillity Comment
  CAS-BOT-BC113596  Eleocharis acicularis R. F. Hoover 1949-5-19 7707 San Luis Obispo Cambria, in moist swale under pines. Comment
  UC766138  Eleocharis engelmannii var. detonsa R. F. Hoover 1935-6-12 661 Stanislaus Claus Comment
  RSA201684  Eleocharis palustris Robert F. Hoover 1947-4-16 6936 San Luis Obispo West base of Mt. Bishop near San Luis Obispo Comment
  OBI22616  Eleocharis parishii Robert F. Hoover 1965-9-18 9578 San Luis Obispo Trout Crk just E of Santa Margarita Comment
  CAS-BOT-BC112677  Eleocharis parishii R. F. Hoover 1964-5-10 7139 San Luis Obispo Alamo Creek near Cuyama River in wet soil. Comment
  UC936151  Elymus X aristatus R. F. Hoover 1942-6-9 5881 Monterey Moss Beach Comment
  UC769959  Elymus X hansenii Robert F. Hoover 1941-6-8 5321 Napa Mt. St. Helena; e side Comment
  UC936152  Elymus X saundersii R. F. Hoover 1941-7-17 5480 Tuolumne Pigeon Flat; n side Comment
  UC936158  Elymus X saundersii Robert F. Hoover 1941-7-17 5495 Tuolumne Eagle Meadow Comment
  UCD61280  Elymus aristatus R. F. Hoover 1941-7-28 5538 Mono Sweetwater Mts. Upper Cottonwood Creek. Comment
  OBI21935  Elymus californicus Robert F. Hoover 1969-5-26 11347 Marin Woodacre Comment
  UC1257327  Elymus californicus R. F. Hoover 1969-5-26 11347 Marin Woodacre Comment
  UC768754  Elymus californicus R. F. Hoover 1941-5-8 5002 Marin Woodacre Comment
  UC769910  Elymus caput-medusae R. F. Hoover 1206 Shasta Bed of Stillwater Creek, east of Redding Comment
  OBI21767  Elymus farctus Robert F. Hoover 1947-7-18 7309 San Luis Obispo Oceano Beach Comment
  UC769887  Elymus glaucus R. F. Hoover 1940-6-1 4403 Tuolumne Confidence Comment
  OBI21778  Elymus glaucus Robert F. Hoover 1947-5-14 7167 San Luis Obispo Steiner Crk ("Serrano Cyn") 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
  UC766741  Elymus glaucus subsp. jepsonii R. F. Hoover 1941-5-10 5011 Napa between St. Helena and Calistoga Comment
  CAS-BOT-BC203796  Elymus glaucus subsp. virescens R. F. Hoover 1947-5-14 7167 San Luis Obispo Steiner Creek (Serrano Canyon) Comment
  OBI21772  Elymus multisetus Robert F. Hoover 1964-6-6 8942 San Luis Obispo Ridge NW of Cuesta Pass Comment
  UC595946  Elymus multisetus R. F. Hoover 1935-6-12 652 Stanislaus Valley Home Comment
  OBI21771  Elymus pacificus Robert F. Hoover 1950-5-5 7866 San Luis Obispo S end of Morro Bay Comment
  UC768806  Elymus scribneri R. F. Hoover 1941-7-29 5553 Mono Mt. Patterson Sweetwater Mts. Comment
  OBI13942  Emmenanthe penduliflora Robert F. Hoover 1947-4-26 7105 San Luis Obispo 5 mi E of Creston on La Panza Rd Comment
  OBI16594  Encelia frutescens Robert F. Hoover 1968-3-25 10962 San Bernardino Kelso rd just N of Hwy 66 Comment
  CAS-BOT-BC81657  Ephedra californica R. F. Hoover 1968-4-17 11055 San Luis Obispo Foothills of Temblor Range near north end of Elkhorn Plain Comment
  CAS-BOT-BC81658  Ephedra californica R. F. Hoover 1967-3-28 10321 San Luis Obispo Temblor Range near north end of Elkhorn Plain Comment
  RSA335354  Ephedra californica D. A. Hoover 1985-3-16 56 Riverside Big Morongo Preserve. The Nature Conservancy. South of Morongo Valley. Along the Ridge Trail. 777 Comment
Read comments
Jul 14 2013
  UC766768  Ephedra californica R. F. Hoover 1938-4-3 3018 San Benito Little Panoche Pass Glaucophane Ridge, Little Panoche Pass Comment
Read comments
Feb 6 2017
  CAS-BOT-BC82021  Ephedra viridis R. F. Hoover 1949-10-23 7758 San Luis Obispo Redrock Canyon, lower Cuyama Valley Comment
  RSA41108  Epilobium angustifolium subsp. circumvagum Robert F. Hoover 1939-7-27 4182 Alpine N side of Pigeon Flat Comment
  OBI12058  Epilobium brachycarpum Robert F. Hoover 1965-9-29 9663 San Luis Obispo Santa Lucia Range. Tassajera crk Comment
  UC762967  Epilobium campestre Robert F. Hoover 1935-5-28 583 Stanislaus Montpelier San Joaquin Valley Comment
  UC764398  Epilobium campestre R. F. Hoover 1940-9-21 4602 Lassen 4 mi w Susanville Comment
  OBI11875  Epilobium canum Robert F. Hoover 1965-9-29 9679 San Luis Obispo Santa Lucia Range. Tassajera Crk Comment
  OBI11882  Epilobium canum Robert F. Hoover 1966-10-7 10115 San Luis Obispo Cuyama hwy (State 166) between Suey Crk and Huasna River Comment
  CAS-BOT-BC166416  Epilobium canum subsp. canum R. F. Hoover 1965-9-19 9598 San Luis Obispo Calf Canyon Comment
  RSA216723  Epilobium canum subsp. canum Robert F. Hoover 1966-10-7 10115 San Luis Obispo Cuyama highway (State 166) between Suey Creek and Huasna River. Comment
  RSA43102  Epilobium canum subsp. canum Robert F. Hoover 1946-10-13 6481 San Luis Obispo Divide between Suey Creek and Cuyama River Comment
  RSA41161  Epilobium canum subsp. latifolium Robert F. Hoover 1938-9-3 3806 Lake Bartlett Mountain Comment
  OBI12051  Epilobium ciliatum Robert F. Hoover 1964-6-11 9028 San Luis Obispo E end of Los Osos Valley Comment
  RSA43101  Epilobium ciliatum subsp. watsonii Robert F. Hoover 1947-4-18 6963 San Luis Obispo Near Piedras Blancas Point. Comment
  OBI12038  Epilobium ciliatum subsp. watsonii Robert F. Hoover 1946-8-24 6326 San Luis Obispo Near Laguna near San Luis Obispo in roadside ditch 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
  UC596567  Epilobium cleistogamum R. F. Hoover 1938-5-29 3510 Madera Chowchilla Comment
  UC764970  Epilobium cleistogamum R. F. Hoover 1937-5-19 2300 Yolo near Zamora Comment
  SEINET196230 Image available Epilobium cleistogamum Robert F. Hoover 1938-11-21 3889 Fresno Fresno Co. showing capsule dehiscence near Pinedale on road to Friant. Comment
  OBI12156  Epilobium densiflorum Robert F. Hoover 1966-9-16 10039 San Luis Obispo 3 mi N of Santa Margarita Comment
  UC765014  Epilobium densiflorum R. F. Hoover 1936-7-31 1586 Sacramento Fair Oaks Comment
  OBI12154  Epilobium densiflorum Robert F. Hoover 1950-6-2 7971 San Luis Obispo colwell Mesa Comment
  JEPS60122  Equisetum X ferrissii R. F. Hoover 1936-6-4 1267 Fresno by Kings R. near Sanger Comment
  CAS-BOT-BC57447  Equisetum laevigatum R. F. Hoover 1950-5-7 7895 San Luis Obispo Between Rocky Butte and Pine Mt., Santa Lucia Range Comment
  OBI1028  Equisetum laevigatum R. F. Hoover 1950-5-7 7895 San Luis Obispo Between Rocky Butte and Pine Mt., Santa Lucia Range Comment
  OBI1016  Equisetum laevigatum R. F. Hoover 1947-4-27 7111 San Luis Obispo Morro Creek, above base of grade on highway to Atascadero Comment
  RSA43024  Equisetum telmateia var. braunii Robert F. Hoover 1946-9-17 6423 San Luis Obispo Oceano Comment
  CAS-BOT-BC204496  Eragrostis cilianensis R. F. Hoover 1969-7-3 11411 San Luis Obispo Paso Robles, in sandy bed of Salinas River Comment
  OBI21809  Eragrostis mexicana Robert F. Hoover 1966-9-16 10063 San Luis Obispo 2 mi S of Creston Comment
  UC596484  Eragrostis pectinacea var. pectinacea R. F. Hoover 1934-10-20 72 Stanislaus Modesto Comment
  UC596578  Eremalche parryi R. F. Hoover 1938-5-1 3308 Kings Kettleman Hills near Avenal Comment
  UC763009  Eremalche parryi R. F. Hoover 1938-4-14 3087 Tulare Deer Creek bridge near Earlimart Comment
  CAS-BOT-BC203328  Eremalche parryi Robert F. Hoover 1938-5-7 3354 San Joaquin One mile north of Corral Hollow near Alameda County line Comment
  CAS-BOT-BC214397  Eremalche parryi subsp. kernensis R. F. Hoover 1950-4-14 7830 San Luis Obispo North end of Elkhorn Plain 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
  OBI12396  Eremalche parryi subsp. kernensis Robert F. Hoover 1968-4-16 11038 San Luis Obispo Chalk Mt, N side of Cuyama Valley Comment
  CAS-BOT-BC214404  Eremalche parryi subsp. kernensis R. F. Hoover 1950-4-2 7797 San Luis Obispo Panorama Hills near base of Crocker Grade Comment
  OBI12394  Eremalche parryi subsp. kernensis Robert F. Hoover 1952-4-1 8067 San Luis Obispo East edge of Carrizo Plain, 8 mi E of Simmler Comment
  UC765112  Eremocarpus setiger R. F. Hoover 1937-6-30 2564 Madera 4 mi sw Chowchilla Comment
  UC765118  Eremocarpus setiger R. F. Hoover 1934-9-15 31 Stanislaus Modesto Comment
  OBI20770  Eremocarya micrantha Robert F. Hoover 1968-3-25 10952 San Bernardino 7 mi E of Newberry Comment
  JEPS24949  Eriastrum abramsii R. F. Hoover 1938-6-9 3554 Lake between Burns Valley and Borax Lake Comment
  JEPS24950  Eriastrum brandegeeae R. F. Hoover 1938-6-9 3553 Lake betw. Burns Valley and Borax Lake Comment
  OBI11578  Eriastrum densifolium subsp. densifolium Robert F. Hoover 1964-7-11 9186 San Luis Obispo 3 mi. nw. of Nipomo Comment
  OBI11571  Eriastrum densifolium subsp. elongatum R. F. Hoover 1967-6-4 10592 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain; 35.178923 -119.677574 Comment
  CAS-BOT-BC514385  Eriastrum densifolium subsp. elongatum R. F. Hoover 1967-6-7 11160 San Diego Oak Grove Comment
  OBI11567  Eriastrum eremicum subsp. eremicum R. F. Hoover 1969-4-14 11229 Riverside Palm Springs, Just south of south city limit Comment
  UC1023830  Eriastrum luteum R. F. Hoover 1947-5-9 7125 San Luis Obispo summit on road between Morano Creek and Calf Canyon Comment
  UC595982  Eriastrum pluriflorum R. F. Hoover 1938-6-6 3535 Stanislaus Del Puerto Canyon (upper) Mount Hamilton Range Comment
  CAS-BOT-BC131583  Ericameria arborescens R. F. Hoover 1965-9-29 9674 San Luis Obispo Tassajera Creek Comment
  UC762561  Ericameria bloomeri R. F. Hoover 1940-9-22 4627 Plumas Chester Comment
  CAS-BOT-BC286894  Ericameria ericoides R. F. Hoover 1964-9-11 9292 Monterey South edge of Monterey Airport Comment
  CAS-BOT-BC291321  Ericameria ericoides R. F. Hoover 1967-10-13 10883 Santa Barbara North of Mussel Point Comment
  CAS-BOT-BC292900  Ericameria ericoides R. F. Hoover 1969-9-21 11603 San Luis Obispo South end of Morrow Bay Comment
  CAS-BOT-BC291295  Ericameria ericoides R. F. Hoover 1966-9-21 10074 San Luis Obispo 1 mile south of Edna on Price Canyon Road to Pismo Beach Comment
  OBI16564  Ericameria ericoides Robert F. Hoover 1966-10-7 10129 San Luis Obispo Clhalk Mtn (white hills) N side of Lower Cuyama valley Comment
  UC1285345  Ericameria ericoides R. F. Hoover 1946-10-20 6525 San Luis Obispo near railroad siding Callender Comment
  JEPS21495  Ericameria nauseosa var. speciosa R. F. Hoover 1940-9-27 4628 Lassen Susanville Comment
  UC762562  Ericameria nauseosa var. speciosa R. F. Hoover 1940-8-5 4532 Tuolumne Pigeon Flat Comment
  OBI42653  Ericameria paniculata D. Hoover 1986-4-7 773 Riverside South of Morongo Valley; area at the main BLM gate; base of the main canyon 549 Comment
  JEPS22367  Erigeron barbellulatus R. F. Hoover 1939-7-28 4194 Tuolumne Red Peak Comment
  CAS-BOT-BC293647  Erigeron blochmaniae R. F. Hoover 1964-8-14 9255 San Luis Obispo Jack Lake Comment
  JEPS41533  Erigeron compositus R. F. Hoover 1936-6-29 1436 Alpine near summit Bald Peak 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
  UCR39179  Erigeron foliosus var. foliosus D. A. Hoover 1985-6-5 570 San Bernardino San Bernardino Mtns, Morongo Canyon, SE of Morongo Valley, steep bank of Barn Loop Trail across the wash from the barn; between the Canyon Trail & Covington 762 Comment
  OBI16546  Erigeron foliosus var. foliosus Robert F. Hoover 1946-6-30 6215 San Luis Obispo Mariana Crk, E side of La Panza Range Comment
  JEPS41382  Erigeron glacialis var. glacialis R. F. Hoover 1938-8-16 3755 Mariposa Peregoy Meadow Comment
Read comments
Oct 3 2012
  UC762717  Erigeron inornatus var. inornatus R. F. Hoover 1939-9-4 4211 Mendocino near Piercy Comment
  OBI16524  Erigeron sanctarum Robert F. Hoover 1950-5-30 7949 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  OBI13703  Eriodictyon parryi Robert F. Hoover 1949-8-21 7755 San Luis Obispo La Panza district Comment
  CAS-BOT-BC248090  Eriogonum angulosum R. F. Hoover 1937-7-29 2644 Kings Kettleman Hills near Avenal Comment
  UC762623  Eriogonum angulosum Robert F. Hoover 1934-9-16 44 Stanislaus 8 mi e Oakdale Comment
  OBI11144  Eriogonum baileyi Robert F. Hoover 1966-10-1 10101 San Luis Obispo upper Arroyo Grande at confluence of Phoenix Crk Comment
  OBI11146  Eriogonum baileyi Robert F. Hoover 1965-9-19 9599 San Luis Obispo Calf Cyn Comment
  OBI11041  Eriogonum clavatum Robert F. Hoover 1967-3-27 10281 San Luis Obispo Chalk Mt, N side of Cuyama Valley Comment
  OBI11042  Eriogonum clavatum Robert F. Hoover 1946-9-14 6389 San Luis Obispo Palo Prieto Cyn Comment
  UC762654  Eriogonum dasyanthemum R. F. Hoover 1938-6-9 3582 Lake ridge between Indian Valley and Bear Creek Valley Comment
  CAS-BOT-BC255710  Eriogonum eastwoodianum R. F. Hoover 1949-5-29 7733 San Luis Obispo Cottonwood Pass, west side Comment
  CAS-BOT-BC246597  Eriogonum elegans R. F. Hoover 1946-10-20 6516 San Luis Obispo Upper Huasna River just below junction of Arroyo Seco Comment
  CAS-BOT-BC246605  Eriogonum elegans R. F. Hoover 1966-9-16 10044 San Luis Obispo Sandy bed of Salinas River at mouth of Rocky Canyon Comment
  CAS-BOT-BC249891  Eriogonum fasciculatum var. fasciculatum R. F. Hoover 1965-8-1 9495 San Luis Obispo Cuests [Cuesta] Park, San Luis Obispo Comment
  CAS-BOT-BC249995  Eriogonum fasciculatum var. foliolosum R. F. Hoover 1946-6-30 6214 San Luis Obispo East side of La Panza Range, on a branch of Navajo Creek Comment
  CAS-BOT-BC250002  Eriogonum fasciculatum var. foliolosum R. F. Hoover 1966-10-7 10114 San Luis Obispo Cuyama highway (State 166) between Suey Creek and Huasna River Comment
  OBI11106  Eriogonum fasciculatum var. foliolosum Robert F. Hoover 1969-6-24 11397 San Luis Obispo Santa Lucia Range, San Luis Obispo, adj to Cuesta Park Comment
  OBI11092  Eriogonum fasciculatum var. polifolium Robert F. Hoover 1967-3-28 10317 San Luis Obispo Canyon in Temblor Range near N end of Elkhorn Plain 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
  OBI11084  Eriogonum gossypinum Robert F. Hoover 1952-4-20 8129 San Luis Obispo Low hills near north end of Elkhorn Plain Comment
  CAS-BOT-BC250530  Eriogonum gracile R. F. Hoover 1946-9-14 6375 San Luis Obispo Santa Margarita Comment
  CAS-BOT-BC251104  Eriogonum gracile Robert F. Hoover 1938-6-6 3531 Stanislaus Del Puerto Canyon (lower part) Comment
  UC762634  Eriogonum gracile R. F. Hoover 1940-11-23 4695 Contra Costa 2 mi s Byron Comment
  UCR40286  Eriogonum gracile D. A. Hoover 1985-8-14 633 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-BC250399  Eriogonum gracile R. F. Hoover 1966-9-9 9972 Monterey River Road just north of Limekiln Creek, west of Gonzales Comment
  CAS-BOT-BC250520  Eriogonum gracile R. F. Hoover 1969-9-13 11586 San Luis Obispo Upper Jack Creek, west of Paso Robles Comment
  RSA216853  Eriogonum gracile var. gracile Robert F. Hoover 1966-10-5 10111 San Luis Obispo Nipomo Mesa south of Black Lake Canyon. Comment
  UC1296105  Eriogonum gracile var. gracile R. F. Hoover 1952-11-1 8273 San Luis Obispo flats along ridge Caliente Mt. Comment
  UC761776  Eriogonum gracillimum R. F. Hoover 1937-8-10 2665 Kern 2 mi s Devil's Den Comment
  CAS-BOT-BC261251  Eriogonum hirtiflorum Robert F. Hoover 1938-6-9 3551 Lake Between Burns Valley and Borax Lake Comment
  UC1392878  Eriogonum inflatum var. inflatum R. F. Hoover 1968-3-25 10965 San Bernardino 8 mi e Amboy Comment
  CAS-BOT-BC251966  Eriogonum latifolium R. F. Hoover 1946-9-22 6452 San Luis Obispo Near Piedras Blancas Point, on sea cliffs Comment
  UC767887  Eriogonum luteolum var. pedunculatum R. F. Hoover 1937-6-15 2469 Mariposa 3 mi nw Coulterville Comment
  OBI11013  Eriogonum nodosum var. jaegeri Robert F. Hoover 1966-10-15 10177 Riverside Bighorn Dr, San Jacinto Mts Comment
  CAS-BOT-BC261424  Eriogonum nudum var. indictum R. F. Hoover 1969-9-19 11594 San Luis Obispo Palo Prieto Canyon Comment
  OBI11048  Eriogonum nudum var. indictum Robert F. Hoover 1969-9-19 11594 San Luis Obispo Palo Prieto Cyn Comment
  CAS-BOT-BC271977  Eriogonum nudum var. pubiflorum R. F. Hoover 1947-9-19 7399 San Luis Obispo 4 mi. se. of Santa Manzanita Comment
  RSA216731  Eriogonum nudum var. pubiflorum Robert F. Hoover 1965-8-27 9506 Stanislaus 12 miles east of Waterford Comment
  CAS-BOT-BC266830  Eriogonum ordii R. F. Hoover 1967-3-27 10283 San Luis Obispo Chalk Mt. north side of Cuyama Valley Comment
  CAS-BOT-BC266831  Eriogonum ordii R. F. Hoover 1967-4-16 10482 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain Comment
  OBI78416  Eriogonum ordii Robert F. Hoover 1967-3-27 10283 San Luis Obispo Chalk Mt, N side of Cuyama Valley Comment
  OBI11008  Eriogonum ordii Robert F. Hoover 1966-3-30 9781 San Luis Obispo First large cyn N of Crocker Grade, W side of temblor range Comment
  CAS-BOT-BC268392  Eriogonum roseum R. F. Hoover 1965-9-18 9584 San Luis Obispo Calf Canyon Comment
  UC762693  Eriogonum roseum R. F. Hoover 1938-9-9 3818 Tuolumne Blanchard Comment
  CAS-BOT-BC268355  Eriogonum roseum R. F. Hoover 1949-5-22 7723 San Luis Obispo 14 mi. E. of Creston on La Panza road 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
  OBI23417  Eriogonum roseum Robert F. Hoover 1969-10-6 11650 Santa Barbara Cuyama Comment
  UC771758  Eriogonum roseum R. F. Hoover 1946-8-18 6314 San Luis Obispo n La Panza; Commatti Ranch Comment
  CAS-BOT-BC263430  Eriogonum temblorense R. F. Hoover 1946-11-2 6547 San Luis Obispo West side of Cottonwood Pass Comment
  OBI11126  Eriogonum temblorense Robert F. Hoover 1949-5-29 7733 San Luis Obispo Cottonwood Pass, W side Comment
  OBI10989  Eriogonum thomasii Robert F. Hoover 1968-3-25 10985 San Bernardino Near Sacramento Spring Comment
  CAS-BOT-BC267416  Eriogonum tripodum Robert F. Hoover 1938-6-10 3591 Tehama North of Jelley's [Jellys] Ferry Comment
  CAS-BOT-BC267430  Eriogonum tripodum R. F. Hoover 1966-6-23 9889 Tuolumne West base of Taylor Hill south of Chinese Camp Comment
  CAS-BOT-BC267431  Eriogonum tripodum R. F. Hoover 1937-6-15 2463 Tuolumne Upper end of Mocassin Cr. basin, on road to Coulterville Comment
  UC767927  Eriogonum umbellatum var. furcosum R. F. Hoover 1938-8-17 3766 Mariposa Bridalveil Creek canyon above falls; Bridalveil Creek canyon Comment
  CAS-BOT-BC264903  Eriogonum viridescens R. F. Hoover 1946-6-30 6218 San Luis Obispo La Panza District Comment
  CAS-BOT-BC264905  Eriogonum viridescens R. F. Hoover 1967-6-4 10591 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain 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
  UC1315106  Eriogonum viridescens R. F. Hoover 1967-6-4 10610 San Luis Obispo canyon in Temblor Range near n end of Elkhorn Plain; Temblor Range Comment
  UC767865  Eriogonum viridescens R. F. Hoover 1937-8-10 2664 Kern 2 mi s Devil's Den Comment
  CAS-BOT-BC297324  Eriophyllum confertiflorum R. F. Hoover 1969-5-16 11305 Monterey Henry Sands Canyon E of Gonzales Comment
  OBI16504  Eriophyllum confertiflorum Robert F. Hoover 1949-5-22 7719 San Luis Obispo 12 mi E of Creston on La Panza Rd Comment
  UC1392670  Eriophyllum confertiflorum var. confertiflorum R. F. Hoover 1968-4-17 11047 San Luis Obispo n slope 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-BC301085  Eriophyllum lanatum var. achilleoides R. F. Hoover 1957-7-19 8388 San Luis Obispo Cypress Mt. Comment
  UC762047  Eriophyllum lanatum var. grandiflorum R. F. Hoover 1937-6-26 2540 Tuolumne Lyon's Dam Comment
  OBI18730  Eriophyllum multicaule Robert F. Hoover 1947-3-26 6770 San Luis Obispo Price Cyn Comment
  CAS-BOT-BC301817  Eriophyllum multicaule R. F. Hoover 1947-4-20 6974 San Luis Obispo Pilitas Creek district Comment
  OBI18719  Eriophyllum pringlei Robert F. Hoover 1947-3-23 6730 San Luis Obispo Fernandez Crk, near N base of La Panza Range Comment
  OBI18725  Eriophyllum pringlei Robert F. Hoover 1968-4-6 11004 San Luis Obispo Middle Branch of Huerhuero Crk, just above Wilson's corner Comment
  RSA216776  Eriophyllum staechadifolium Robert F. Hoover 11533 Monterey Marina Beach Comment
  OBI14110  Erodium cicutarium Robert F. Hoover 1964-4-12 8720 San Luis Obispo San Luis Obispo Comment
  UC762247  Erodium cicutarium R. F. Hoover 1934-12-17 142 Stanislaus Modesto Comment
  OBI8984  Eryngium aristulatum Robert F. Hoover 1966-8-31 9956 Alameda Altamon Comment
  CAS-BOT-BC211084  Eryngium aristulatum var. hooveri R. F. Hoover 1969-8-25 11555 San Luis Obispo Laguna de San Luis Obispo Comment
  OBI8982  Eryngium aristulatum var. hooveri Robert F. Hoover 1941-8-3 6265 San Luis Obispo Laguna near San Luis Obispo Comment
  OBI8980  Eryngium armatum Robert F. Hoover 1946-8-24 6327 San Luis Obispo Near Laguna near SLO Comment
  UC765479  Eryngium articulatum R. F. Hoover 1936-5-22 1200 Shasta 3 mi. e. Redding Comment
  UC765823  Eryngium articulatum R. F. Hoover 1936-5-21 1176 Tehama 5 mi. s. Cottonwood Comment
  JEPS15854  Eryngium castrense Robert F. Hoover 1935-7-13 480 b Stanislaus Modesto Comment
  UC764151  Eryngium castrense R. F. Hoover 1937-6-9 2393 San Joaquin 5 mi. e. Stockton Comment
  UC764152  Eryngium castrense R. F. Hoover 1935-6-1 630 Stanislaus ca. 13 mi. e. Waterford (Gobin Ranch); Gobin Ranch Comment
  UC764741  Eryngium castrense R. F. Hoover 1936-5-20 1156 Butte 8 mi. n. Oroville Comment
  OBI8975  Eryngium pinnatisectum Robert F. Hoover 1937-6-10 2404 Amador 4 mi SW of Ione 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
  LA33330  Eryngium spinosepalum Robert F. Hoover; 1937-6-30 2570 Fresno Squaw Valley Comment
  LA33332  Eryngium spinosepalum Robert F. Hoover; 1937-6-30 2577 Fresno Upper end of Sand Creek basin Comment
  UC764607  Eryngium spinosepalum R. F. Hoover 1935-12-23 727 Stanislaus 4 mi. w. Newman (near Orestimba Creek) Comment
  UC765103  Eryngium vaseyi R. F. Hoover 1935-6-20 665 a Merced 9 mi. w. Los Banos Comment
  UC771669  Eryngium vaseyi R. F. Hoover 1946-6-16 6171 San Luis Obispo 1 mi S of Simmler (Carrizo Plain) Comment
  OBI15085  Erysimum ammophilum Robert F. Hoover 1968-4-11 11005 Monterey Marina Beach Comment
  OBI15039  Erysimum capitatum var. capitatum Robert F. Hoover 1949-4-12 7604 San Luis Obispo E edge of Carrizo Plain, E of Simmler Comment
  CAS-BOT-BC55219  Erysimum suffrutescens R. F. Hoover 1967-5-6 10555 San Luis Obispo South of Oso Flaco Lake. Comment
  OBI15067  Erysimum suffrutescens Robert F. Hoover 1946-8-17 6299 San Luis Obispo N end of Morro Bay Comment
  OBI15072  Erysimum suffrutescens Robert F. Hoover 1967-5-6 10555 San Luis Obispo Dunes S of Oso Flaco Lake Comment
  OBI15071  Erysimum suffrutescens Robert F. Hoover 1948-3-26 7430 San Luis Obispo Sunnyside School near Baywood Park Comment
  CAS-BOT-BC402860  Eschscholzia caespitosa R. F. Hoover 1949-4-12 7594 Santa Barbara Cuyama Canyon 12 mi. below Gypsum Canyon highway bridge Comment
  UC1296226  Eschscholzia caespitosa R. F. Hoover 1949-4-6 7584 San Luis Obispo Poly Canyon Comment
  UC766993  Eschscholzia caespitosa R. F. Hoover 1946-4-27 6079 San Luis Obispo See Canyon Comment
  CAS-BOT-BC402816  Eschscholzia caespitosa R. F. Hoover 1965-1-31 9328 San Luis Obispo South of San Luis Obispo on Johnson Ave. extension, near junction with Arroyo Grande road Comment
  UC1296227  Eschscholzia caespitosa R. F. Hoover 1949-5-17 San Luis Obispo County Park Upper Arroyo Grande Comment
  UC766254  Eschscholzia californica R. F. Hoover 1946-4-1 6071 Alameda Altamont Pass; e side Comment
  OBI11770  Eschscholzia hypecoides Robert F. Hoover 1949-3-27 7562 Monterey Lewis Crk e of king city Comment
  RSA201572  Eschscholzia hypecoides Robert F. Hoover 1949-3-27 7561 Monterey Peachtree Valley Comment
  UC765811  Eschscholzia hypecoides R. F. Hoover 1940-4-13 4349 Stanislaus Del Puerto Canyon; lower part Comment
  UC596402  Eschscholzia lemmonii R. F. Hoover 1938-3-27 2917 Kings above Kettleman City; Kettleman Hills Comment
  UC765812  Eschscholzia lemmonii R. F. Hoover 1940-4-6 4297 Merced low hills n Ortigalita Creek Comment
  UC1296217  Eschscholzia lemmonii R. F. Hoover 1949-4-2 7581 San Luis Obispo 7 mi ne Creston (on Shandon Rd) Comment
  CAS-BOT-BC419555  Eschscholzia lobbii Robert F. Hoover 1938-3-12 2839 Solano Near Wolfskill Comment
  UC765979  Eschscholzia lobbii Robert F. Hoover 1935-3-15 332 Stanislaus Claus San Joaquin Valley Comment
  UC765983  Eschscholzia lobbii Robert F. Hoover 1935-3-2 266 Merced 7 mi n Merced; San Joaquin Valley Comment
  OBI11743  Eschscholzia minutiflora subsp. covillei Robert F. Hoover 1958-4-19 8456 Kern S of Jawbone Cyn, W edge of Mojave Desert Comment
  UC765111  Euphorbia crenulata R. F. Hoover 1936-6-19 1347 Tuolumne Brightman Flat Comment
  CAS-BOT-BC26147  Euphorbia hooveri Robert F. Hoover 1937-6-30 2583 Tulare Yettem Comment
  CAS-BOT-BC26148  Euphorbia hooveri R. F. Hoover 1937-6-30 2583 Tulare Yettem Comment
  OBI14399  Euphorbia ocellata Robert F. Hoover 1969-10-6 11647 Santa Barbara Cuyama Comment
  OBI16995  Eurybia integrifolia Robert F. Hoover 1967-9-5 10827 Placer Carnelian Bay, Lake Tahoe Comment
  JEPS31917  Eurybia radulina R. F. Hoover 1937-8-24 2692 Tuolumne North Fork canyon e of Tuolumne City Comment
  OBI77532  Euthamia occidentalis Robert F. Hoover 1965-9-7 9542 San Luis Obispo Santa Lucia range. Santa rita crk W of Templeton Comment
  OBI4926  Extriplex californica Robert F. Hoover 1965-10-1 9705 San Luis Obispo Cuesta-by-the-sea, S shore of Morro Bay Comment
  OBI21815  Festuca bromoides Robert F. Hoover 1964-4-14 8712 San Luis Obispo San Luis Obispo Comment
  UC766903  Festuca californica R. F. Hoover 1941-4-26 4926 Napa canyon n Pope Valley (on road to Butts Canyon) Comment
  OBI21829  Festuca elmeri Robert F. Hoover 1964-5-14 8860 San Luis Obispo See Cyn Comment
  UC766934  Festuca kingii R. F. Hoover 1941-7-29 5544 Mono upper valley Deep Creek; Sweetwater Mts. Comment
  OBI21960  Festuca perennis Robert F. Hoover 1964-6-9 9009 San Luis Obispo Chaplin Ln, San Luis Obispo Comment
  UC767541  Festuca subulata R. F. Hoover 1940-8-4 4528 Tuolumne n side Pigeon Flat Comment
  CAS-BOT-BC52673  Frangula californica subsp. californica R. F. Hoover 1965-9-7 9522 San Luis Obispo Santa Rita Creek west of Templeton Comment
  CAS-BOT-BC52672  Frangula californica subsp. californica R. F. Hoover 1965-9-15 9559 San Luis Obispo North slope of Garcia Mountain, south of Pozo Comment
  CAS-BOT-BC53592  Frangula californica subsp. tomentella R. F. Hoover 1946-10-27 6536 San Luis Obispo Canyon opening south into Cuyama River, opposite Pioneer Grove (which is in Santa Barbara Co.) Comment
  CAS-BOT-BC53593  Frangula californica subsp. tomentella R. F. Hoover 1946-9-22 6438 San Luis Obispo West of Paso Robles on road to Adelaida Comment
  CAS-BOT-BC211644  Frankenia salina R. F. Hoover 1965-9-19 9625 San Luis Obispo Carrizo Plain on west side of Soda Lake Comment
  OBI9081  Fremontodendron californicum Robert F. Hoover 1965-6-5 9417 San Luis Obispo Santa Lucia Range; Just N of summit of Adelaida-Cambria rd Comment
  OBI21372  Fritillaria agrestis Robert F. Hoover 1966-3-25 9743 Alameda Site of Greenville, at W base of Altamont Pass Comment
  CAS-BOT-BC130271  Fritillaria biflora R. F. Hoover 1964-5-12 8801 San Luis Obispo Los Osos Valley Comment
  OBI21378  Fritillaria biflora Robert F. Hoover 1964-5-12 8801 San Luis Obispo Los Osos Valley Comment
  JEPS28192  Fritillaria striata Robt. F. Hoover 1936-2-29 738 Tulare Frazier Valley Comment
  OBI9951  Galium andrewsii Robert F. Hoover 1964-6-5 8908 San Luis Obispo Santa Lucia Range. Ridge SE of Cuesta pass Comment
  JEPS35328  Galium andrewsii subsp. intermedium R. F. Hoover 1964-6-5 8908 San Luis Obispo ridge se Cuesta Pass; Santa Lucia Range Comment
  SBBG94424  Galium angustifolium subsp. angustifolium R. F. Hoover 1946-6-2 6114 San Luis Obispo 5 mi SE of Santa Margarita on rd to Pozo Comment
  UC766036  Galium bolanderi R. F. Hoover 1938-5-29 3519 Madera near Raymond (on road to Coarsegold) Comment
  UC762355  Galium californicum subsp. californicum Robert F. Hoover 1941-5-24 5204 Monterey Pacific Grove Comment
  OBI9937  Galium californicum subsp. flaccidum Robert F. Hoover 1964-6-6 8941 San Luis Obispo Ridge NW of Cuesta Pass Comment
  UC766034  Galium porrigens R. F. Hoover 1937-6-3 2363 Tuolumne 3 mi n Keystone Comment
  OBI14167  Garrya elliptica Robert F. Hoover 1947-6-3 7268 San Luis Obispo Price Cyn Comment
  RSA41102  Gayophytum diffusum subsp. parviflorum Robert F. Hoover 1938-7-15 3655 Tuolumne Brightman Flat. Comment
  RSA41101  Gayophytum heterozygum Robert 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
  OBI14087  Geranium dissectum Robert F. Hoover 1965-5-22 9380 San Luis Obispo Cambria, N of town Comment
  UC1023809  Gilia achilleifolia subsp. achilleifolia R. F. Hoover 1947-3-26 6768 San Luis Obispo Price Canyon Comment
  UC963973  Gilia aliquanta subsp. aliquanta R. F. Hoover 1938-4-16 3121 Los Angeles near Bailey's; Upper Antelope Valley Comment
  UC963960  Gilia capitata subsp. capitata R. F. Hoover 1938-7-15 3648 Tuolumne Brightman Flat Comment
  JEPS86027  Gilia minor R. F. Hoover 1937-4-11 1843 Kern 7 mi s Shafter; s of Shafter Comment
  UC964724  Gilia minor R. F. Hoover 1941-3-24 4814 Kings Tar Canyon Comment
  UC1184107  Githopsis diffusa subsp. diffusa R. F. Hoover 1941-5-25 5262 Monterey Mill Creek San Lucia Mountains Comment
  UC764573  Githopsis specularioides R. F. Hoover 1939-4-18 4035 Sonoma Occidental Comment
  UC596539  Glycyrrhiza lepidota R. F. Hoover 1935-8-3 707 Stanislaus Grayson Comment
  RSA216839  Gnaphalium ramosissimum Robert F. Hoover 1966-10-1 10106 San Luis Obispo Vasquez Canyon, tributary to lower Lopez Canyon. Comment
  UC769865  Goodmania luteola Robert F. Hoover 1936-10-1 1609 Madera 4 mi sw Chowchilla Comment
  RSA201692  Grayia spinosa Robert F. Hoover 1952-4-20 8139 San Luis Obispo Low hills near N end of Elkhorn Plain, W base of Temblor Range. Comment
  CAS-BOT-BC304983  Grindelia hirsutula R. F. Hoover 1965-9-24 9647 San Joaquin River Road near San Joaquin River just north of Stanislaus Co. line Comment
  CAS-BOT-BC305012  Grindelia hirsutula R. F. Hoover 1965-9-24 9644 Stanislaus Maze Road near San Joaquin River west of Modesto Comment
  JEPS41909  Grindelia hirsutula R. F. Hoover 1934-9-15 1 Stanislaus Modesto Comment
  UC1321236  Grindelia hirsutula R. F. Hoover 1966-9-8 9965 Monterey Castroville Comment
  UC764858  Guillenia flavescens R. F. Hoover 1938-3-19 2863 San Joaquin near Alameda County line; Corral Hollow Comment
  UC765136  Guillenia flavescens R. F. Hoover 1938-3-10 2836 Alameda summit of grade on Livermore- Tesla road Comment
  CAS-BOT-BC302375  Hazardia squarrosa var. squarrosa R. F. Hoover 1964-10-3 9316 San Luis Obispo Mouth of Coon Creek Comment
  CAS-BOT-BC302415  Hazardia stenolepis R. F. Hoover 1946-10-6 6474 San Luis Obispo East side of Cottonwood Pass, w. of Kern Co. line Comment
  OBI75124  Hazardia stenolepis Robert F. Hoover 1946-10-6 6474 San Luis Obispo East side of Cottonwood pass, w of Kern Co. line Comment
  OBI75126  Hazardia stenolepis Robert F. Hoover 1947-9-19 7402 San Luis Obispo 1 mi W of Pozo Comment
  UC1285356  Hazardia stenolepis R. F. Hoover 1946-10-19 6501 San Luis Obispo nw of Pozo (Pilitas Creek district); Pilitas Creek Comment
  OBI16337  Helenium puberulum Robert F. Hoover 1964-8-14 9261 San Luis Obispo Jack Lake Comment
  RSA212259  Helianthemum scoparium var. scoparium Robert F. Hoover 1947-3-26 6755 San Luis Obispo Oak Park district Comment
  JEPS34875  Helianthus bolanderi R. F. Hoover 1936-10-1 1595 Merced El Nido Comment
  JEPS35465  Helianthus bolanderi R. F. Hoover 1936-10-1 1595 Merced El Nido Comment
  CAS-BOT-BC305546  Helianthus bolanderi R. F. Hoover 1969-7-13 11470 San Luis Obispo Salinas River bed at Atascadero Comment
  OBI16315  Helianthus gracilentus Robert F. Hoover 1952-6-10 8249 San Luis Obispo W side of La Panza Range, on slope swept by fire last summer Comment
  CAS-BOT-BC306075  Hemizonia congesta subsp. clevelandii R. F. Hoover 1966-8-23 9924 Lake Valley of St. Helena Creek south of Middletown Comment
  UC1392619  Hemizonia congesta subsp. lutescens R. F. Hoover 1969-8-8 11524 Monterey 2 mi s Pajaro (at junction of Hall Road and Elkhorn Road) Comment
  CAS-BOT-BC309864  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1964-6-13 9106 San Luis Obispo San Bernardo Creek east of Morro Bay Comment
  CAS-BOT-BC314858  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1937-9-2 2709 Contra Costa Walnut Creek Comment
  OBI16219  Hemizonia congesta subsp. luzulifolia Robert F. Hoover 1964-6-13 9106 San Luis Obispo San Bernardo Crk E of Morro Bay Comment
  UC1357612  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1965-9-19 9589 San Luis Obispo 2 mi e Santa Margarita Comment
  UC1392634  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1969-8-15 11546 San Luis Obispo valley w Mt. Bishop Comment
  UC762755  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1939-4-25 4061 Contra Costa Richmond hills Richmond Comment
  OBI16205  Hemizonia congesta subsp. luzulifolia Robert F. Hoover 1966-8-31 9947 Contra Costa N of Livermore Valley on Highland rd Comment
  OBI16225  Hemizonia congesta subsp. luzulifolia Robert F. Hoover 1969-6-23 11386 San Luis Obispo San Luis Obispo, end of Lawrence Dr Comment
  OBI16230  Hemizonia congesta subsp. luzulifolia Robert F. Hoover 1966-8-23 9918 Sonoma Mark West Creek, on Santa Rosa-Calistoga Rd near jctn of St Helena Rd Comment
  UC771657  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1946-6-22 6179 San Luis Obispo range n of campus California Polytechnic School; San Luis Obispo Comment
  OBI16139  Hemizonia increscens subsp. foliosa Robert F. Hoover 1946-9-15 6404 San Luis Obispo Pozo Comment
  CAS-BOT-BC123541  Hemizonia increscens subsp. increscens Robert Francis Hoover 1947-8-9 7361 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz Comment
  CAS-BOT-BC291996  Hemizonia pallida R. F. Hoover 1947-5-10 7145 San Luis Obispo East edge of Cuyama Valley near Kern Co. line Comment
  NY179277  Hemizonia paniculata subsp. foliosa R. F. Hoover 1946-9-15 6404 San Luis Obispo Pozo Comment
  RSA216800  Hemizonia parryi subsp. congdonii Robert F. Hoover 1966-9-8 9963 Monterey Natividad, in formerly cultivated fields on Old Stage Road south of intersection of Old Natividad Road. Comment
  OBI16476  Hesperevax acaulis var. acaulis Robert F. Hoover 1947-3-30 6821 San Luis Obispo E Branch of Huerhuero crk about 5 mi S of Creston Comment
  OBI7224  Hesperocyparis sargentii Robert F. Hoover 1968-2-10 10890 San Luis Obispo Ridge NW of Cuesta Pass Comment
  OBI7226  Hesperocyparis sargentii Robert F. Hoover 1968-2-10 10891 San Luis Obispo Ridge NW of Cuesta Pass Comment
  UC762267  Hesperolinon californicum R. F. Hoover 1938-6-6 3532 Stanislaus lower part Del Puerto Canyon Comment
  UC762271  Hesperolinon californicum R. F. Hoover 1939-5-27 4110 Alameda upper end Corral Hollow Comment
  UC762272  Hesperolinon tehamense R. F. Hoover 1939-5-11 4101 Tehama foothills above Paskenta (on road to Covelo) Comment
Read comments
Dec 30 2018
  CAS-BOT-BC167464  Hesperolinon tehamense Robert F. Hoover 1939-5-11 4101 Tehama Foothills above Paskenta on road to Covelo Comment
  UC764540  Heterocodon rariflorum R. F. Hoover 1936-6-22 1379 Alpine Stanislaus County Y.M.C.A. Camp Comment
  UC762720  Heterotheca villosa var. minor R. F. Hoover 1939-7-23 4154 Tuolumne n side Pigeon Flat Comment
  UC1296136  Heuchera micrantha R. F. Hoover 1964-5-12 8806 San Luis Obispo Upper Lopez Canyon Comment
  UC764943  Heuchera pilosissima Robert F. Hoover 1941-5-25 5253 Monterey Palo Colorado Canyon; Santa Lucia Mountains Comment
  UC764093  Hoita macrostachya R. F. Hoover 1937-6-15 2462 Tuolumne Mocassin Creek Basin; upper end, on road to Coulterville Comment
  UC764639  Hoita macrostachya R. F. Hoover 1937-6-15 2462 Tuolumne Mocassin Creek Basin; upper end, on road to Coulterville Comment
  UC1285206  Hoita macrostachya R. F. Hoover 1964-8-13 9215 San Luis Obispo San Bernardo Creek Comment
  UC768468  Hollisteria lanata R. F. Hoover 1937-4-11 1818 Kern Edison Comment
  UC769819  Hollisteria lanata R. F. Hoover 1937-7-14 2612 Fresno 7 mi from Mendota (on Panoche Road); Panoche Road Comment
  JEPS12600  Holocarpha heermannii R. F. Hoover 1937-7-17 2625 Stanislaus Lower Del Puerto Canyon 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
  UC762670  Holocarpha heermannii R. F. Hoover 1937-7-17 2625 Stanislaus Comment
  UC1392849  Holocarpha macradenia R. F. Hoover 1969-8-8 11523 Monterey 2 mi s Pajaro (at junction of Hall Road and Elkhorn Road) 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-BC324617  Holocarpha virgata R. F. Hoover 1965-9-24 9648 Contra Costa Foothills west of Byron east of Kellogg Creek Comment
  UC1357618  Holocarpha virgata subsp. virgata R. F. Hoover 1965-8-28 9511 Stanislaus 9 mi e Waterford Comment
  UC596181  Hordeum depressum R. F. Hoover 1935-2-9 229 Stanislaus 10 mi S of Modesto Comment
  UC769876  Hordeum depressum R. F. Hoover 1935-2-9 229 Stanislaus 10 mi S of Modesto Comment
  OBI21917  Hordeum depressum Robert F. Hoover 1947-3-30 6850 San Luis Obispo 1 mi S of Simmler, Carrizo plain Comment
  UC768763  Hordeum jubatum R. F. Hoover 1936-5-22 1217 Glenn Norman Comment
  UC769874  Hordeum marinum subsp. gussoneanum R. F. Hoover 1937-3-25 1697 Merced 3 mi se Merced Comment
  UC768572  Hordeum murinum subsp. glaucum R. F. Hoover 1946-3-30 6036 Kings Kettleman Hills Comment
  UC763980  Horkelia bolanderi R. F. Hoover 1938-9-5 3815 Lake 3 mi w Lower Lake Comment
  CAS-BOT-BC536136  Horkelia californica R. F. Hoover 1964-3-26 8655 San Luis Obispo Near mouth of Arroyo de la Cruz Comment
  OBI10090  Horkelia cuneata subsp. sericea Robert F. Hoover 1964-8-14 9248 San Luis Obispo Jack Lake Comment
  CAS-BOT-BC537326  Horkelia cuneata var. cuneata R. F. Hoover 1969-5-3 11288 San Luis Obispo 4 mi. W of Nipomo Comment
  CAS-BOT-BC144073  Horkelia parryi Robert F. Hoover 1937-6-10 2421 Amador Ione Comment
  UC767611  Hydrophyllum occidentale R. F. Hoover 1936-7-14 1539 Tuolumne Eagle Meadow Comment
  UC963989  Ipomopsis aggregata subsp. bridgesii R. F. Hoover 1938-8-17 3765 Mariposa above falls (Bridalveil Creek Canyon) Comment
  JEPS19091  Isocoma acradenia var. bracteosa Robert F. Hoover 1934-10-20 187 Stanislaus 10 mi s Modesto Comment
  OBI23290  Isocoma acradenia var. bracteosa Robert F. Hoover 1969-9-19 11599 San Luis Obispo Palo Prieto cyn Comment
  OBI16005  Isocoma acradenia var. bracteosa Robert F. Hoover 1965-9-19 9618 San Luis Obispo Near San Juan River, La Panza Ranch Comment
  UC1392803  Isocoma menziesii var. diabolica R. F. Hoover 1969-9-26 11619 San Benito near confluence Willow Creek; San Benito River Comment
  OBI23536  Isocoma menziesii var. vernonioides Robert F. Hoover 1969-9-23 11610 San Luis Obispo Morro Bay, south end Comment
  UC1321278  Isocoma menziesii var. vernonioides R. F. Hoover 1966-9-12 9990 San Luis Obispo just n Santa Maria River (near Santa Maria) Comment
  CAS-BOT-BC61904  Isoetes nuttallii R. F. Hoover 1965-5-22 9395 San Luis Obispo Cambria, north of town Comment
  OBI22581  Isolepis cernua Robert F. Hoover 1965-5-22 9406 San Luis Obispo Cambria, N of town Comment
  SEINET4170780 Image available Isolepis cernua R. F. Hoover 1946-7-21 6229 San Luis Obispo Seashore nw. of Cambria Comment
  HSC81319  Iva axillaris D. A. Hoover 1985-8-14 657 San Bernardino Big Morongo Preserve, The Nature Conservancy, S of Morongo Valley; at the start of the trail to the barn 762 Comment
  CAS-BOT-BC139776  Ivesia gordonii Robert F. Hoover 1940-7-24 4451 Alpine West side of Sonora Peak Comment
  CAS-BOT-BC340131  Jaumea carnosa R. F. Hoover 1947-10-11 7407 San Luis Obispo Near Piedras Blancas Point Comment
  UC1392742  Jensia rammii R. F. Hoover 1968-5-29 11138 El Dorado Garden Valley Comment
  CAS-BOT-BC324924  Jensia yosemitana R. F. Hoover 1938-7-15 3649 Tuolumne Brightman's Flat Comment
  OBI4946  Juglans hindsii Robert F. Hoover 1965-9-18 9574 San Luis Obispo Trout Crk just E of Santa Margarita Comment
  OBI21089  Juncus acutus subsp. leopoldii Robert F. Hoover 1964-6-11 9047 San Luis Obispo Cuesta-by-the-Sea, S shore of Morro Bay Comment
  OBI21129  Juncus breweri Robert F. Hoover 1967-5-6 10553 San Luis Obispo S of Oso Flaco Lake Comment
  UC765803  Juncus ensifolius R. F. Hoover 1939-7-22 4150 Tuolumne n side Pigeon Flat Comment
  UC771779  Juncus lescurii R. F. Hoover 1946-9-19 6424 San Luis Obispo Oceano Beach Comment
  OBI21169  Juncus luciensis Robert F. Hoover 1958-5-12 8472 San Luis Obispo 18 mi E of Creston on La Panza Rd Comment
  UC765893  Juncus uncialis R. F. Hoover 1937-5-6 2095 Merced Ryer Comment
  UC1146334  Juncus xiphioides R. F. Hoover 1947-7-8 7283 San Luis Obispo Steiner Creek Serrano Canyon Comment
  UC1321347  Justicia californica R. F. Hoover 1966-10-15 10163 Riverside Dead Indian Canyon Comment
  JEPS11136  Keckiella corymbosa R. F. Hoover 1939-9-4 4209 Mendocino near Piercy Comment
  OBI59453  Keckiella corymbosa Robert F. Hoover 1939-9-4 4209 Mendocino Piercy Comment
  UC768756  Kochia californica R. F. Hoover 1937-6-30 2567 Madera 4 mi. s.w. Chowchilla Comment
  OBI21940  Koeleria macrantha Robert F. Hoover 1947-5-9 7132 San Luis Obispo Middle Branch of Huerhuero Crk, N of Wells Corner Comment
  OBI22159  Koeleria macrantha Robert F. Hoover 1947-5-14 7165 San Luis Obispo Steiner Crk ("Serrano Cyn") Comment
  UC767072  Koeleria phleoides R. F. Hoover 1941-4-19 4853 Stanislaus 8 mi w Newman Comment
  CAS-BOT-BC273727  Koeleria pyramidata R. F. Hoover 1947-4-26 7102 San Luis Obispo 5 mi. e. of Creston on La Panza road Comment
  OBI15971  Lactuca virosa Robert F. Hoover 1969-8-15 11543 San Luis Obispo San Luis Obispo: Santa rosa St. near Foothill Blvd Comment
  JEPS41831  Laennecia coulteri R. F. Hoover 1939-8-19 4204 Stanislaus at San Joaquin River Maze Road; San Joaquin River Comment
  OBI15959  Lagophylla diabolensis Robert F. Hoover 1946-5-31 6098 San Benito First ridge on Hernandez Rd after it leaves Hollister King City rd Comment
  JEPS19939  Lagophylla dichotoma R. F. Hoover 1938-5-9 3377 Stanislaus Knights Ferry Comment
  OBI15967  Lagophylla glandulosa Robert F. Hoover 1965-10-16 9719 Butte Deer Crk rd E of Chico Comment
  CAS-BOT-BC341606  Lagophylla ramosissima R. F. Hoover 1965-9-19 9624 San Luis Obispo West edge of Carrizo Plain, west of Simmler Comment
  JEPS19946  Lagophylla ramosissima R. F. Hoover 1936-10-1 1620 Merced Amsterdam Comment
  UC596318  Lagophylla ramosissima R. F. Hoover 1936-10-1 1620 Merced Amsterdam Comment
  UC596507  Lagophylla ramosissima R. F. Hoover 1934-10-21 172 Merced Atwater 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
  OBI10920  Lastarriaea coriacea Robert F. Hoover 1950-5-5 7869 San Luis Obispo S end of Morro Bay Comment
  CAS-BOT-BC339029  Lasthenia californica R. F. Hoover 1967-5-13 10562 San Luis Obispo Coast west of Cambria Comment
  JEPS10055  Lasthenia californica subsp. californica R. F. Hoover 1937-4-17 1893 Alameda Redwood Park road Oakland Hills Comment
Read comments
Jun 15 2007
  JEPS10047  Lasthenia californica subsp. californica R. F. Hoover 1937-4-24 2004 Stanislaus between Oakdale and Warnerville Comment
  UC762097  Lasthenia californica subsp. macrantha R. F. Hoover 1941-5-21 5175 Marin Point Reyes Comment
  UC762612  Lasthenia californica subsp. macrantha Robert F. Hoover 1941-5-21 5155 Marin Point Reyes Comment
  CAS-BOT-BC354159  Lasthenia chrysantha R. F. Hoover 1936-3-21 810 Merced 5 miles s. of Merced. Comment
  UC761820  Lasthenia chrysantha R. F. Hoover 1940-4-12 4328 Stanislaus near San Joaquin River; Carpenter Road Comment
  JEPS10046  Lasthenia debilis R. F. Hoover 1938-5-16 3446 Madera near Chowchilla River (on Mariposa-Raymond road) Comment
  UC1315025  Lasthenia debilis R. F. Hoover 1967-4-16 10473 San Luis Obispo canyon near n end Elkhorn Plain; Temblor Range Comment
  JEPS10066  Lasthenia fremontii R. F. Hoover 1936-4-11 926 Tulare near Earlimart; Deer Bridge Comment
  JEPS3059  Lasthenia fremontii R. F. Hoover 1936-4-11 944 Kern Semitropic Comment
  JEPS9817  Lasthenia fremontii R. F. Hoover 1936-3-21 824 Madera 8 mi w of Califa Comment
  UC1315032  Lasthenia fremontii R. F. Hoover 1967-4-8 10372 San Luis Obispo near n end Soda Lake; Carrizo Plain Comment
  JEPS10067  Lasthenia fremontii R. F. Hoover 1936-4-1 839 Stanislaus s w of Modesto; San Joaquin River 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
  UC1285407  Lasthenia gracilis R. F. Hoover 1948-5-14 7526 San Luis Obispo on ocean bluff s mouth of Islay Creek Comment
  UC596311  Lasthenia microglossa R. F. Hoover 1938-3-27 2932 Kings above Kettleman City; Kettleman Hills 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-BC368702  Lasthenia microglossa R. F. Hoover 1958-3-22 8430 San Luis Obispo Summit of Temblor Range at Kern County line, Simmler--McKittrick road Comment
  JEPS9820  Lasthenia minor R. F. Hoover 1935-3-15 342 Stanislaus Modesto Comment
  UC1284949  Lasthenia minor R. F. Hoover 1958-3-19 8424 San Luis Obispo near n base of Caliente Mt.; Carrizo Plain Comment
  UC596312  Lasthenia platycarpha R. F. Hoover 1938-3-20 2872 Merced Volta Comment
  RSA43246  Lathyrus vestitus subsp. vestitus Robert F. Hoover 1947-3-1 6631 San Luis Obispo Cambria Comment
  UC764798  Lathyrus vestitus var. vestitus R. F. Hoover 1938-2-21 2757 Contra Costa Point Richmond Comment
  JEPS13458  Layia carnosa R. F. Hoover 1941-5-21 5151 Marin Point Reyes Comment
  UC761889  Layia carnosa R. F. Hoover 1941-5-21 5151 Marin Point Reyes Comment
  UC761873  Layia chrysanthemoides R. F. Hoover 1937-5-6 2082 San Joaquin 5 mi se Stockton Comment
  JEPS13429  Layia fremontii R. F. Hoover 1937-5-18 2220 Sutter Pleasant Grove Comment
  JEPS13501  Layia fremontii Robert F. Hoover 1936-3-1 751 Fresno Piedra Comment
  CAS-BOT-BC321703  Layia fremontii R. F. Hoover 1937-4-10 1757 Madera 8 miles w. of Califa Comment
  CAS-BOT-BC321698  Layia gaillardioides R. F. Hoover 1969-4-24 11267 Merced Pacheco Pass, E of summit on old road Comment
  OBI15874  Layia gaillardioides Robert F. Hoover 1969-4-24 11267 Merced Pacheco Pass, E of summit on old rd Comment
  JEPS13502  Layia glandulosa Robert F. Hoover 1935-3-10 315 Contra Costa Antioch Comment
  UC761860  Layia glandulosa R. F. Hoover 1935-3-10 315 Contra Costa Antioch Comment
  CAS-BOT-BC320756  Layia glandulosa R. F. Hoover 1915-6-10 10016 Monterey Mission Creek; South Coast Ranges 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-BC321635  Layia glandulosa R. F. Hoover 1947-4-20 6986 San Luis Obispo Yaro Creek district N of Pozo Comment
  OBI15845  Layia glandulosa Robert F. Hoover 1948-4-17 7480 San Luis Obispo Commatti Cyn Comment
  CAS-BOT-BC328232  Layia heterotricha R. F. Hoover 1940-3-23 4282 Kings Near Tar Canyon, in foothills W of Avenal Comment
  UC1285421  Layia heterotricha R. F. Hoover 1949-5-1 7646 San Luis Obispo w side of Cottonwood Pass Comment
  UC1285422  Layia heterotricha R. F. Hoover 1949-4-12 7601 San Luis Obispo s end of Carrizo Plain Comment
  CAS-BOT-BC327196  Layia hieracioides R. F. Hoover 1949-5-12 7666 San Luis Obispo Between Mt. Bishop and Cerro Romauldo Comment
  CAS-BOT-BC327326  Layia hieracioides R. F. Hoover 1956-4-26 8369 San Luis Obispo Baywood Park Comment
  UC1285435  Layia hieracioides R. F. Hoover 1956-4-26 8369 San Luis Obispo Baywood Park Comment
  UC762528  Layia leucopappa Robert F. Hoover 834 Kern Comment
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Apr 25 2007
  CAS-BOT-BC327542  Layia munzii R. F. Hoover 1935-3-29 406 Fresno Little Panoche Creek Comment
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May 25 2020
  CAS-BOT-BC327547  Layia munzii Robert F. Hoover 1936-3-21 829 Fresno Little Panoche wash Comment
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May 25 2020
  CAS-BOT-BC327643  Layia munzii R. F. Hoover 1967-4-9 10390 San Luis Obispo Carrizo Plain S of Soda Lake Comment
  GH414621  Layia munzii R. F. Hoover 1938-3-27 2946 Unknown Firebaugh Comment
  UC596303  Layia munzii R. F. Hoover 1938-3-27 2946 Fresno Firebaugh Comment
  UC761890  Layia munzii R. F. Hoover 1940-3-22 4237 Fresno 9 mi s Mendota Comment
  CAS-BOT-BC327639  Layia munzii R. F. Hoover 1949-5-1 7652 San Luis Obispo Cholame Valley, at junction of Cottonwood & Polonio Pass Roads. Comment
  OBI15830  Layia munzii Robert F. Hoover 1952-4-10 8107 San Luis Obispo 1 mi S of Simmler, Carrizo Plain Comment
  JEPS13508  Layia pentachaeta R. F. Hoover 1935-3-30 462 Tulare between Richgrove and Ducor Comment
  CAS-BOT-BC370774  Layia pentachaeta subsp. albida R. F. Hoover 1941-3-23 4804 Kern 10 mi. n. of McKittrick Comment
  JEPS13451  Layia pentachaeta subsp. albida R. F. Hoover 1941-3-22 4793 Kern just above Bena; on Tehachapi Road Comment
  JEPS13452  Layia pentachaeta subsp. albida R. F. Hoover 1944-3-23 4804 Kern 10 mi n of McKittrick Comment
  JEPS39170  Layia pentachaeta subsp. pentachaeta R. F. Hoover 1936-3-17 785 Stanislaus Knight's Ferry Comment
  JEPS13419  Layia platyglossa R. F. Hoover 1937-3-25 1670 Merced e base of Pacheco Pass Comment
  UC1285374  Layia platyglossa R. F. Hoover 1948-4-17 7479 San Luis Obispo Commatti Canyon Comment
  JEPS13434  Layia septentrionalis R. F. Hoover 1938-4-23 3196 Yolo grade on Rumsey; Arbuckle road Comment
  OBI21200  Lemna trisulca Robert F. Hoover 1967-10-7 10881 San Luis Obispo Oso Flaco Lake Comment
  UC762447  Lepechinia calycina R. F. Hoover 1938-6-9 3560 Lake South end of Clear Lake, low hills on E side Comment
  UC764786  Lepidium R. F. Hoover 1938-2-27 2789 Alameda e edge Livermore Valley Comment
  UC764784  Lepidium dictyotum R. F. Hoover 1937-3-25 1638 Stanislaus e of San Joaquin River (near Crows Landing bridge); Crows Landing Comment
  UC765058  Lepidium dictyotum R. F. Hoover 1937-3-25 1660 Merced 9 mi w Los Banos Comment
  OBI15130  Lepidium draba Robert F. Hoover 1964-7-11 9192 San Luis Obispo Mouth of Chorro Crk Comment
  CAS-BOT-BC89480  Lepidium fremontii R. F. Hoover 1969-4-14 11243 San Bernardino 3 miles east of Boron. Comment
  CAS-BOT-BC89503  Lepidium jaredii Robert F. Hoover 1935-3-29 419 Fresno Little Panoche Creek. Comment
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Feb 21 2020
  CAS-BOT-BC89506  Lepidium jaredii R. F. Hoover 1958-3-19 8419 San Luis Obispo Carrizo Plain south of Soda Lake. Comment
  UC1296287  Lepidium jaredii R. F. Hoover 1958-3-19 8419 San Luis Obispo s of Soda Lake; Carrizo Plain Comment
  UC765052  Lepidium jaredii Robert F. Hoover 1935-5-5 419 Fresno Little Panoche Wash Comment
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Dec 6 2011
  UC765038  Lepidium nitidum Robert F. Hoover 1935-2-9 214 Merced 9 mi w Los Banos Comment
  UC765123  Lepidium nitidum R. F. Hoover 1937-4-24 1979 Tuolumne 1 mi w Chinese Camp Comment
  UC767459  Lepidospartum squamatum R. F. Hoover 1937-8-10 2661 Fresno Cantua Creek wash Comment
  OBI21955  Leptochloa fusca subsp. fascicularis Robert F. Hoover 1967-10-5 10874 San Luis Obispo "Poly Canyon", San Luis Obispo Comment
  OBI11370  Leptosiphon liniflorus R. F. Hoover 1996-8-31 9955 Alameda Junction of Ames St and Raymond Road, north of livermore Comment
  OBI11356  Leptosiphon parviflorus R. F. Hoover 1958-4-11 8449 San Luis Obispo Atascadero-Creston road Comment
  OBI1683  Leptosyne calliopsidea Robert F. Hoover 1948-4-17 7472 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
  CAS-BOT-BC339266  Lessingia glandulifera var. glandulifera R. F. Hoover 1937-7-29 2648 Kings Ketleman Hills near Avenal Comment
  CAS-BOT-BC339440  Lessingia glandulifera var. glandulifera R. F. Hoover 1965-9-19 9615 San Luis Obispo La Panza district Comment
  CAS-BOT-BC339441  Lessingia glandulifera var. glandulifera R. F. Hoover 1964-6-6 8974 San Luis Obispo Los Osos Comment
  OBI15773  Lessingia glandulifera var. glandulifera Robert F. Hoover 1966-10-16 10181 San Bernardino Cajon cyn Comment
  JEPS20636  Lessingia leptoclada R. F. Hoover 1938-9-9 3817 Stanislaus La Grange Comment
  UC761915  Lessingia leptoclada R. F. Hoover 1938-9-9 3822 Mariposa grade from Coulterville to Bagby Comment
  UC761980  Lessingia leptoclada R. F. Hoover 1938-9-9 3817 Stanislaus La Grange Comment
  CAS-BOT-BC341736  Lessingia nana Robert F. Hoover 1938-7-30 3707 Amador Three miles southwest of Ione Comment
  JEPS20598  Lessingia nana R. F. Hoover 1937-6-10 2406 Amador 3 mi sw Ione Comment
  CAS-BOT-BC341854  Lessingia nemaclada R. F. Hoover 1938-9-9 3827 Mariposa 2 mi nw. of Coulterville Comment
  JEPS20650  Lessingia nemaclada R. F. Hoover 1937-7-14 2615 Fresno Mendota Comment
  SEINET11448034 Image available Lessingia nemaclada R. F. Hoover 1937-7-14 2615 Fresno Mendota Comment
  UC1285343  Lessingia pectinata var. pectinata R. F. Hoover 1946-8-25 6343 San Luis Obispo Price Canyon Comment
  UC761937  Lessingia pectinata var. tenuipes R. F. Hoover 1937-8-10 2673 Kern 3 mi w Wasco Comment
  UC761929  Lessingia tenuis R. F. Hoover 1938-6-6 3536 Stanislaus upper part Del Puerto Canyon Comment
  CAS-BOT-BC330420  Lessingia tenuis R. F. Hoover 1846-8-18 6316 San Luis Obispo Fernandez Creek, near N base of La Panza Range Comment
  CAS-BOT-BC330421  Lessingia tenuis R. F. Hoover 1846-8-18 6316 San Luis Obispo Fernandez Creek, near N base of La Panza Range Comment
  NY962819  Leucophysalis nana R. F. Hoover 1941-7-28 5542 Mono Upper Cottonwood Creek, Sweetwater Mountains Comment
  UC766151  Lewisia triphylla Robert F. Hoover 1936-6-25 1406 Tuolumne Brightman's Flat Comment
  UC1153381  Leymus X multiflorus R. F. Hoover 1948-6-29 7551 San Luis Obispo Tar Springs Creek Comment
  CAS-BOT-BC283688  Leymus condensatus R. F. Hoover 1947-7-8 7285 San Luis Obispo Steiner Creek [Serrano Canyon] Comment
  CAS-BOT-BC272237  Leymus pacificus R. F. Hoover 1950-5-5 7866 San Luis Obispo S. end of Morro Bay Comment
  UC1257326  Leymus triticoides R. F. Hoover 1969-7-18 11483 San Luis Obispo Price Canyon Comment
  CAS-BOT-BC272177  Leymus triticoides R. F. Hoover 1946-6-1 6103 San Luis Obispo North end of Morrow Bay Comment
  UC767663  Lilaea scilloides R. F. Hoover 1938-4-13 3081 Stanislaus 10 mi w Modesto Comment
  OBI12569  Limnanthes douglasii subsp. rosea Robert F. Hoover 1936-3-21 815 Merced 9 mi SW of Merced Comment
  OBI12580  Limnanthes montana Robert F. Hoover 1938-5-16 3431 Mariposa 2 mi S of Mormon Bar Comment
  UC964014  Linanthus dichotomus R. F. Hoover 1940-3-23 4249 Fresno n end Kettleman Hills Comment
Read comments
Jun 30 2019
  OBI11393  Linanthus dichotomus subsp. dichotomus R. F. Hoover 1958-3-19 8423 San Luis Obispo Carrizo Plain, near N base of Caliente Mt Comment
  JEPS58431  Linanthus grandiflorus R. F. Hoover 1938-4-30 3285 Merced first ridge e Pacheco Pass summit Comment
  UC963935  Linanthus grandiflorus R. F. Hoover 1938-4-30 3285 Merced e of Pacheco Pass summit (first ridge) Comment
  UC964016  Linanthus liniflorus R. F. Hoover 1936-4-13 957 Stanislaus La Grange Comment
  UC907822  Linanthus parviflorus R. F. Hoover 1941-5-20 5121 Santa Cruz Ben Lomond Comment
  UC764934  Lithophragma bolanderi Robert F. Hoover 1935-3-15 336 Stanislaus four mi s Oakdale Comment
  OBI9766  Lithophragma cymbalaria Robert F. Hoover 1950-3-31 7778 San Luis Obispo 18 mi E of Creston on La Panza Rd Comment
  OBI9762  Lithophragma heterophyllum Robert F. Hoover 1969-5-20 11322 San Luis Obispo Santa Lucia Range. Upper Las Tablas Crk Comment
  UC766223  Loeflingia squarrosa var. squarrosa R. F. Hoover 1938-5-1 3319 Kings near Avenal; Kettleman Hills Comment
  UC767174  Loeflingia squarrosa var. squarrosa Robert F. Hoover 1936-4-10 895 Merced opposite Cressey (near Merced R.) Comment
  OBI39875  Loeseliastrum matthewsii D. A. Hoover 1985-4-11 310 San Bernardino Morongo Cyn. SE of Morongo Valley. Along the ridge of the small cyn E of the pipeline rd and the upper Desert Wash Trl 777 Comment
  SD45395  Loeseliastrum schottii R. F. Hoover 1938-5-1 3326 Kings Kettleman Hills near Avenal Comment
  OBI16465  Logfia filaginoides Robert F. Hoover 1948-4-29 7493 San Luis Obispo Price cyn Comment
  OBI8933  Lomatium californicum Robert F. Hoover 1948-5-22 7539 San Luis Obispo W of Paso Robles on rd to Adelaida Comment
  OBI54957  Lomatium caruifolium Robert F. Hoover 1937-5-19 2257 Tehama Near Vina Comment
  UC765483  Lomatium caruifolium var. denticulatum Robert F. Hoover 1936-5-21 1182 Tehama 4 mi. s. Cottonwood Comment
  UC765836  Lomatium caruifolium var. denticulatum Robert F. Hoover 1936-5-21 1157 Butte 2 mi. n. Chico Comment
  UC765515  Lomatium caruifolium var. denticulatum R. F. Hoover 1939-5-10 4090 Placer Lincoln Comment
  UC763135  Lomatium congdonii R. F. Hoover 1937-6-15 2448 Tuolumne 3 mi. s. Chinese Camp Comment
  UC596084  Lomatium macrocarpum R. F. Hoover 1937-6-15 2459 Tuolumne Soulsbyville Comment
  UC763099  Lomatium macrocarpum Robert F. Hoover 1937-4-17 1896 Alameda on Redwood Park Rd. Oakland Hills Comment
  SEINET196147  Lomatium marginatum Robert F. Hoover 1941-5-2 4987 Colusa Just east of lake Coutny line on Williams Clear Lake highway Comment
  UCR39152  Lomatium mohavense D. A. Hoover 1985-3-17 54 San Bernardino Little San Bernardino Mountains, Big Morongo Preserve in Big Morongo Canyon, south of town of Morongo Valley. W-facing slope near top of Yucca Ridge Trail. 777 Comment
  RSA201550  Lomatium mohavense subsp. mohavense Robert F. Hoover 1953-5-24 8215 San Bernardino Caliente Mountain. In sandy places from peak westward. Comment
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Nov 25 2016
  CAS-BOT-BC218444  Lomatium parvifolium R. F. Hoover 1965-5-21 9378 San Luis Obispo Ridge NW of Cuesta Pass, Santa Lucia Range Comment
  OBI8863  Lomatium parvifolium Robert F. Hoover 1948-6-4 7541 San Luis Obispo Mouth of "Serrano Cyn" (Steiner crk) Comment
  OBI19836  Lonicera hispidula Robert F. Hoover 1950-6-20 7984 San Luis Obispo Santa Lucia Range; 6 mi W of Templeton on road to Cambria Comment
  CAS-BOT-BC240816  Lonicera interrupta R. F. Hoover 1966-7-13 9900 San Luis Obispo 5 1/2 mi. se. of Santa Margarita. Hill west of Salinas River opposite Pilitas Creek Comment
  UC1321324  Lotus R. F. Hoover 1965-6-26 9458 Alameda Skyline Drive, directly above Tunnel Oakland Hills Comment
  JEPS65136  Lotus grandiflorus var. grandiflorus R. F. Hoover 1938-6-10 Lake Borax Lake Comment
  UC1285177  Lotus heermannii R. F. Hoover 1965-6-20 9447 San Luis Obispo just n Oso Flaco Lake Comment
  UC764470  Lotus heermannii R. F. Hoover 1938-9-18 3847 Marin Tomales Point Comment
  UC764517  Lotus heermannii R. F. Hoover 1938-8-7 3728 Monterey between Big Sur and Little Sur River Comment
  UC1285199  Lotus scoparius R. F. Hoover 1946-6-28 6199 San Luis Obispo Oak Park district Oak Park Comment
  UC596527  Lotus stipularis var. ottleyi R. F. Hoover 1938-5-9 3390 Tuolumne Upper Moccasin Creek basin, on road to Coulterville Upper Moccasin Creek Basin Comment
  UC764535  Lotus wrangelianus R. F. Hoover 1935-3-30 469 Tulare between Richgrove and Ducor Comment
  UC764560  Lotus wrangelianus R. F. Hoover 1938-5-1 3312 Kings near Avenal; Kettleman Hills Comment
  OBI12952  Lupinus albifrons Robert F. Hoover 1947-3-29 6773 San Luis Obispo Atascadero Comment
  UC1392658  Lupinus albifrons R. F. Hoover 1968-4-16 11041 Kern Mt. Abel road Comment
  CAS-BOT-BC195766  Lupinus albifrons var. albifrons R. F. Hoover 1949-5-12 7668 San Luis Obispo Ridge southeast of Cuesta Pass Comment
  CAS-BOT-BC195750  Lupinus albifrons var. albifrons R. F. Hoover 1950-5-7 7890 San Luis Obispo North Fork of San Simeon Creek Comment
  SBBG17715  Lupinus albifrons var. collinus R. F. Hoover 1947-3-29 6773 San Luis Obispo Atascadero Comment
  OBI12958  Lupinus andersonii Robert F. Hoover 1967-9-5 10834 Placer Carnelian Bay, Lake Tahoe Comment
  CAS-BOT-BC196422  Lupinus arboreus R. F. Hoover 1947-7-11 7298 San Luis Obispo South end of Morro Bay Comment
  CAS-BOT-BC196427  Lupinus arboreus R. F. Hoover 1947-3-2 6646 San Luis Obispo Carpenter Canyon, n. of Arroyo Grande Comment
  OBI19306  Lupinus arboreus Robert F. Hoover 1946-8-25 6340 San Luis Obispo Oceano Blvd Comment
  UC764832  Lupinus argenteus var. meionanthus R. F. Hoover 1939-7-28 4189 Tuolumne Red Peak Comment
  OBI12951  Lupinus benthamii Robert F. Hoover 1969-4-24 11270 Merced Hill N of San Luis Dam Comment
  UC764852  Lupinus bicolor R. F. Hoover 1937-4-10 1768 Fresno Kerman Comment
  OBI12938  Lupinus bicolor Robert F. Hoover 1969-5-3 11294 San Luis Obispo 3 mi W of Nipomo Comment
  SEINET10484884  Lupinus bicolor subsp. microphyllus Robert F. Hoover 1967-4-5 Hoover 10341 San Luis Obispo 17 miles e of creston on la panza road, on branch of cammatti creek Comment
  CAS-BOT-BC215435  Lupinus cervinus R. F. Hoover 1950-5-7 7903 San Luis Obispo Pine Mountain above San Simeon Comment
  OBI25607  Lupinus chamissonis R. L. Hoover 1968-4-11 20 Napa One block W of hwy 1 on Palm Ave, Marina Comment
  OBI12916  Lupinus concinnus Robert F. Hoover 1966-3-30 9745 San Luis Obispo Windmill Crk, La Panza district Comment
  CAS-BOT-BC205389  Lupinus excubitus var. austromontanus R. F. Hoover 1947-3-29 6773 San Luis Obispo Atascadero Comment
  UC764555  Lupinus formosus var. robustus Robert F. Hoover 1934-10-21 114 Merced Livingston Comment
  HSC76451  Lupinus horizontalis var. horizontalis Robert F. Hoover 1966-4-2 9786 San Luis Obispo Canyon behind old 'sheep camp' on E side of Soda Lake, W side of Temblor Range Comment
  HSC103252  Lupinus lapidicola Lisa D. Hoover 2014-5-28 Del Norte Six Rivers National Forest, Devil's Punchbowl Quad, Bear Basin, Bear Mtn. area. 1546 Comment
  CAS-BOT-BC207231  Lupinus ludovicianus R. F. Hoover 1964-5-11 8800 San Luis Obispo Upper Arroyo Grande Comment
  CAS-BOT-BC207221  Lupinus ludovicianus R. F. Hoover 1949-5-17 7702 San Luis Obispo Upper Arroyo Grande, 6 mi. above county park. Comment
  UC764023  Lupinus microcarpus var. densiflorus R. F. Hoover 1939-5-27 4109 Alameda Upper end of Corral Hollow Comment
  UC764018  Lupinus microcarpus var. horizontalis R. F. Hoover 1938-4-15 3102 Kern Maricopa Hills Comment
  SBBG17731  Lupinus microcarpus var. horizontalis R. F. Hoover 1965-4-14 7818 San Luis Obispo Panorama Hills Comment
  OBI12854  Lupinus microcarpus var. microcarpus Robert F. Hoover 1949-5-1 7641 San Luis Obispo Summit of Cottonwood Pass Comment
  UC1285125  Lupinus microcarpus var. microcarpus R. F. Hoover 1950-5-6 7886 San Luis Obispo La Panza district Comment
  UC764034  Lupinus microcarpus var. microcarpus R. F. Hoover 1939-4-15 4030 Merced Pacheco Pass summit Comment
  OBI12836  Lupinus microcarpus var. microcarpus Robert F. Hoover 1966-4-2 9800 San Luis Obispo La Panza district, just W of San juan river Comment
  OBI12856  Lupinus microcarpus var. microcarpus Robert F. Hoover 1967-5-20 10583 San Luis Obispo W side of Carrizo Plain about 1 mi S of Calif Valley HQ Comment
  UC764132  Lupinus nanus R. F. Hoover 1938-3-26 2903 Fresno 12 mi ne Coalinga; ne of Coalinga Comment
  UC764851  Lupinus nanus R. F. Hoover 1937-4-23 1949 Tuolumne 2 mi n Keystone; n of Keystone Comment
  OBI17951  Lupinus nanus Robert F. Hoover 1969-5-3 11291 San Luis Obispo 4 mi W of Nipomo Comment
  OBI12870  Lupinus nipomensis Robert F. Hoover 1965-1 San Luis Obispo Comment
  UC764701  Lupinus pachylobus R. F. Hoover 1940-4-7 4324 Stanislaus Upper Crow Creek Canyon Comment
  OBI12863  Lupinus pachylobus Robert F. Hoover 1950-4-30 7864 San Luis Obispo 17 mi E of Creston on La Panza Rd Comment
  SEINET10940185  Lupinus pachylobus Hoover 1967-4-5 HOOVER 10340 San Luis Obispo 17 mi e of creston on la panza road, on branch of cammatti creek. Locally Plentiful in open oak woods, gravelly loam. Comment
  UC764831  Lupinus polyphyllus var. burkei R. F. Hoover 1939-7-26 4164 Tuolumne on Cooper Meadow Trail above Eagle Meadow; above Eagle Meadow on Cooper Meadow Trail 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
  CAS-BOT-BC8281  Lupinus spectabilis Robert Francis Hoover 1938-5-9 3397 Mariposa Grade from Coulterville to Bagby Comment
  UC764702  Lupinus spectabilis R. F. Hoover 1938-5-9 3400 Mariposa grade from Coulterville to Bagby Comment
  UC764708  Lupinus stiversii R. F. Hoover 1938-5-16 3438 Mariposa hill betw. Mariposa Creek and Humbug Creek; btw Mariposa Creek and Humbug Creek Comment
  UC762876  Lupinus succulentus R. F. Hoover 1937-4-11 1866 Fresno near Coalinga Comment
  UC764131  Lupinus succulentus R. F. Hoover 1938-3-20 2877 Merced 7 mi s Los Banos; s of Los Banos Comment
  UC764138  Lupinus truncatus R. F. Hoover 1938-4-3 2991 Monterey on grade e Gonzales; on grade e of Gonzales Comment
  UC766054  Luzula subsessilis R. F. Hoover 1941-5-12 5066 Marin Point Reyes Peninsula w Drake's Estero; Point Reyes Peninsula w of Drake's Estero Comment
  OBI32908  Lyonothamnus floribundus subsp. aspleniifolius Robert L. Hoover 1970-5-14 s.n. Santa Barbara Santa Cruz Is. Montanon Range Comment
  OBI12414  Lythrum hyssopifolia Robert F. Hoover 1968-5-28 11123 Shasta Clough Crk at Old Alturas rd Comment
  UC761800  Madia elegans R. F. Hoover 1937-6-25 2521 Tuolumne below Long Barn; Sawmill Meadow Comment
  CAS-BOT-BC342840  Madia glomerata R. F. Hoover 1967-9-5 10846 Placer Carnelian Bay, Lake Tahoe Comment
  OBI15717  Madia gracilis Robert F. Hoover 1963-7-24 8582 Tuolumne Miwuk Village Comment
  UC1285330  Madia gracilis R. F. Hoover 1950-5-22 7924 San Luis Obispo summit of ridge above Cuesta Pass Comment
  UC762522  Madia radiata R. F. Hoover 1941-3-24 4815 Kings Tar Canyon, Reef Ridge Comment
  CAS-BOT-BC345104  Madia sativa R. F. Hoover 1964-6-11 9029 San Luis Obispo Los Osos Valley Comment
  OBI15700  Madia sativa Robert F. Hoover 1965-9-7 9534 San Luis Obispo Santa Lucia range. Santa rita crk W of Templeton Comment
  OBI15735  Madia sativa Robert F. Hoover 1964-6-13 9098 San Luis Obispo Point Sierra Nevada, just N of Arroyo de la Cruz Comment
  OBI15740  Madia sativa Robert F. Hoover 1969-8-1 11512 San Luis Obispo Cambria Comment
  CAS-BOT-BC345087  Madia sativa R. F. Hoover 1965-9-29 9657 San Luis Obispo Santa Lucia Range. North base of Cuesta Grade Comment
  POM311158  Madia yosemitana Robert F. Hoover 1937-6-24 2510 Tuolumne Broghtman Flat Comment
  GH376826  Mahonia pinnata R. F. Hoover 1941-2-2 4739 Unknown Inverness Ridge northwest of Inverness Comment
  CAS-BOT-BC514535  Maianthemum stellatum R. F. Hoover 1964-5-13 8846 San Luis Obispo Santa Rita Creek west of Templeton Comment
  CAS-BOT-BC231907  Malacothamnus aboriginum Robert F. Hoover 1940-12-15 4715 San Benito Ridge west of San Benito River below junction of James Creek Comment
  CAS-BOT-BC204133  Malacothamnus jonesii R. F. Hoover 1963-8-6 8595 Monterey Near Parkfield on Hog Canyon road, Cholame Hills Comment
  CAS-BOT-BC204170  Malacothamnus jonesii R. F. Hoover 1950-5-28 7936 San Luis Obispo Redrock Canyon, n. side of lower Cuyama Valley Comment
  CAS-BOT-BC216153  Malacothamnus palmeri Robert F. Hoover 1939-6-4 4117 Monterey Espinosa Canyon, San Lucas - Lockwood road Comment
  CAS-BOT-BC345437  Malacothrix clevelandii R. F. Hoover 1950-5-6 7882 San Luis Obispo Upper Navajo Creek, La Panza Range Comment
  CAS-BOT-BC347328  Malacothrix coulteri R. F. Hoover 1967-3-27 10295 San Luis Obispo Chalk Mt., north side of Cuyama Valley Comment
  CAS-BOT-BC347329  Malacothrix coulteri R. F. Hoover 1952-4-8 8082 San Luis Obispo La Panza district Comment
  JEPS36610  Malacothrix coulteri R. F. Hoover 1937-4-10 1799 Kern between Lost Hills and Semitropic; Snakes Head Comment
  UC769895  Malacothrix coulteri R. F. Hoover 1938-4-15 3094 Kern plain e Maricopa Comment
  JEPS35257  Malacothrix floccifera R. F. Hoover 1947-4-4 6893 San Luis Obispo w side Cottonwood Pass Comment
  OBI15663  Malacothrix glabrata Robert F. Hoover 1967-3-27 10287 San Luis Obispo Chalk Mt, Cuyama Valley Comment
  UC1315013  Malacothrix glabrata R. F. Hoover 1967-4-9 10415 San Luis Obispo near n end Elkhorn Plain; Temblor Range Comment
  UC596098  Malacothrix glabrata R. F. Hoover 1937-4-11 1857 Kern s of Lost Hills (Carneras Station) Comment
  JEPS35243  Malacothrix incana R. F. Hoover 1946-7-24 6244 San Luis Obispo s end Morro Bay Comment
  OBI15654  Malacothrix incana Robert F. Hoover 1967-9-13 10863 San Luis Obispo Oceano Beach Comment
  OBI15656  Malacothrix incana Robert F. Hoover 1947-7-18 7310 San Luis Obispo Oceano Beach Comment
  UC964753  Malacothrix saxatilis var. arachnoidea Robert F. Hoover 1937-8-14 2685 Monterey Carmel Valley 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
  CAS-BOT-BC206682  Malva assurgentiflora R. F. Hoover 1964-6-6 8966 San Luis Obispo Los Osos Comment
  OBI12346  Malva neglecta Robert F. Hoover 1965-9-29 9687 San Luis Obispo Atascadero Comment
  UC763015  Malva parviflora R. F. Hoover 1935-3-15 338 Stanislaus Modesto Comment
  OBI39888  Marah macrocarpa D. Hoover & G. Helmkamp, G. Helmkamp 1985-3-26 134 San Bernardino Big Morongo Preserve, S of Morongo Valley; along the Mesquite trl just below the first footbridge Comment
  UC765599  Marah macrocarpa var. macrocarpa R. F. Hoover 1938-4-16 3123 Los Angeles between Fairmont and Lancaster Comment
  UC596048  Marah watsonii R. F. Hoover 1938-3-12 2842 Yolo near Rumsey; Cache Creek Canyon Comment
  UC770069  Marsilea vestita subsp. vestita R. F. Hoover 1935-3-1 295 San Joaquin 5 mi sw Ripon Comment
  OBI15634  Matricaria occidentalis Robert F. Hoover 1967-4-27 9761 San Luis Obispo W side of Soda Lake, Carrizo Plain Comment
  CAS-BOT-BC422731  Meconella denticulata R. F. Hoover 1951-4-15 8039 San Luis Obispo Stoney Creek, tributary of Huasna R. Comment
  RSA201666  Medicago polymorpha Robert F. Hoover 1953-5-28 8324 San Luis Obispo Lopez Canyon Comment
  OBI12796  Medicago sativa Robert F. Hoover 1966-9-12 9994 San Luis Obispo Nipomo Crk SE of Nipomo Comment
  SEINET196266 Image available Melica fugax Robert F. Hoover 1941-7-17 5494 Tuolumne Eagle Meadow Comment
  OBI21990  Melica harfordii Robert F. Hoover 1950-6-21 8008 San Luis Obispo Between Rocky Butte and Pine Mt, Santa Lucia Mts Comment
  UC767150  Melica imperfecta R. F. Hoover 1938-4-2 2975 Monterey lower Paloma Creek canyon Comment
  OBI22005  Melica torreyana Robert F. Hoover 1947-5-31 7254 San Luis Obispo Rinconada Mine W of Pozo Comment
  UC766858  Melica torreyana R. F. Hoover 1941-6-8 5328 Lake road from Middletown to Peterson's Comment
  UC767145  Melica torreyana R. F. Hoover 1941-4-11 4833 Contra Costa Marsh Creek Canyon Comment
  UC1285028  Melissa officinalis R. F. Hoover 1960-7-6 8526 San Luis Obispo 4 mi. e. Cambria (Santa Rosa Creek); Santa Rosa Creek Comment
  UC771738  Melissa officinalis R. F. Hoover 1946-8-3 San Luis Obispo near dry water course Upper Coon Creek; San Luis Range, Upper Coon Creek Comment
  UC761957  Mentha X piperita R. F. Hoover 1934-9-15 29 Stanislaus Modesto Comment
  OBI13655  Mentha spicata Robert F. Hoover 1947-8-16 7374 San Luis Obispo Las Tablas Crk 3 mi N of Klau Comment
  OBI2697  Mentha spicata Robert F. Hoover 1966-9-16 10023 San Luis Obispo Santa Margarita Crk 2 mi N of Santa Margarita Comment
  UC1224771  Mentzelia affinis R. F. Hoover 1947-3-30 6843 San Luis Obispo west of Simmler (West edge of Carrizo Plain) Comment
  OBI12451  Mentzelia pectinata Robert F. Hoover 1967-4-5 10358 San Luis Obispo Between San Juan River and Carrizo Plain on Hwy 58 Comment
  OBI12458  Mentzelia pectinata Robert F. Hoover 1947-3-30 6834 San Luis Obispo Fernandez Crk on La Panza-Shandon Rd Comment
  UC1224772  Mentzelia pectinata R. F. Hoover 1952-4-20 8149 San Luis Obispo between San Juan River (Carrizo Plain) Comment
  UC1392720  Mentzelia tricuspis R. F. Hoover 1968-3-25 10982 San Bernardino near Sacramento Spring (South-facing rocky slope) Comment
  CAS-BOT-BC167656  Mentzelia veatchiana R. F. Hoover 1952-5-6 8153 San Luis Obispo Six miles east of Creston on La Panza road Comment
  CAS-BOT-BC167660  Mentzelia veatchiana R. F. Hoover 1952-5-6 8153 San Luis Obispo Six miles east of Creston on La Panza Road Comment
  CAS-BOT-BC167661  Mentzelia veatchiana R. F. Hoover 1950-4-2 7790 San Luis Obispo West edge of Carrizo Plain. West of Simmler Comment
  OBI12479  Mentzelia veatchiana Robert F. Hoover 1952-5-6 8153 San Luis Obispo 6 mi E of Creston, on La Panza Rd Comment
  UC1224769  Mentzelia veatchiana R. F. Hoover 1952-5-6 8153 San Luis Obispo 6 mi e Creston (on La Panza road) Comment
  JEPS36163  Microseris acuminata R. F. Hoover 1936-4-29 1039 Stanislaus Warnerville Comment
  OBI15623  Microseris bigelovii Robert F. Hoover 1948-6-7 7544 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on state hwy 1 Comment
  OBI15611  Microseris douglasii Robert F. Hoover 1949-5-1 7649 San Luis Obispo Cholame Valley, at jctn of Cottonwood and Polonio Pass rds Comment
  OBI15612  Microseris douglasii Robert F. Hoover 1947-3-30 6854 San Luis Obispo 1 mi S of Simmler, Carrizo Plain Comment
  OBI15618  Microseris douglasii Robert F. Hoover 1967-4-20 10488 San Luis Obispo 2 mi NW of Creston Comment
  CAS-BOT-BC348997  Microseris douglasii subsp. douglasii R. F. Hoover 1949-4-21 7622 San Luis Obispo 14 mi. e. of Creston on La Panza road Comment
  UC1224749  Microseris douglasii subsp. tenella R. F. Hoover 1949-4-21 7622 San Luis Obispo 14 mi e Creston (on La Panza road) Comment
  JEPS35714  Microseris nutans R. F. Hoover 1936-7-3 1475 Tuolumne Eagle Meadow Comment
  OBI11284  Microsteris gracilis R. F. Hoover 1949-4-2 7566 San Luis Obispo Cholame Valley at foot of Cottonwood Pass grade, on steep hillside in loose soil. Comment
  OBI9492  Mimulus aurantiacus var. aurantiacus R. F. Hoover 1965-6-17 9438 San Luis Obispo Santa Lucia Range; Ridge NW of Cuesta Pass Comment
  OBI9512  Mimulus aurantiacus var. aurantiacus Robert F. Hoover 1969-7-18 11484 San Luis Obispo Price Cyn Comment
  OBI9535  Mimulus aurantiacus var. aurantiacus Robert F. Hoover 1967-4-12 10438 San Luis Obispo Upper Arroyo Grande Comment
  OBI77135  Mimulus aurantiacus var. aurantiacus Robert F. Hoover 1967-6-5 10623 San Luis Obispo Arroyo Grande just below confluence of Lopez cyn (dam site) Comment
  OBI9444  Mimulus glaucescens Robert F. Hoover 1968-5-29 11137 Butte Cohasset Rd Comment
  JEPS9257  Mimulus latidens R. F. Hoover 1936-4-10 899 Madera Berenda Comment
  RSA296386  Mimulus latidens Robert F. Hoover 1941-5-11 5028 Lake 2 miles northwest of Kelseyville. Comment
  JEPS8154  Mimulus layneae Robert F. Hoover 1938-6-9 3574 Lake Indian Valley Comment
  JEPS8232  Mimulus leptaleus R. F. Hoover 1941-7-24 5528 Tuolumne Huckleberry Lake Comment
  JEPS8251  Mimulus nanus var. mephiticus R. F. Hoover 1936-7-1 1451 Tuolumne trail to Kennedy Lake Comment
  JEPS11150  Mimulus nudatus R. F. Hoover 1938-6-8 3544 Lake Butts Canyon 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
  RSA309394  Mimulus nudatus Robert F. Hoover 1941-4-26 4928 Napa Summit between Pope Valley and Butts Creek Comment
  SD71134  Minuartia californica R. F. Hoover 1947-4-20 6990 San Luis Obispo Yaro Creek district north of Pozo. Comment
  CAS-BOT-BC388822  Minuartia douglasii R. F. Hoover 1947-3-29 6800 San Luis Obispo 5 mi. e. of Creston on La Panza road Comment
  OBI19557  Minuartia douglasii Robert F. Hoover 1947-3-23 6717 San Luis Obispo Rinconada Mine Comment
  OBI19569  Minuartia douglasii Robert F. Hoover 1967-5-6 10542 San Luis Obispo At Jack Lake Comment
  CAS-BOT-BC388819  Minuartia douglasii R. F. Hoover 1949-5-30 7740 San Luis Obispo San Simeon Creek Comment
  CAS-BOT-BC434578  Mirabilis laevis var. crassifolia Robert F. Hoover 1940-4-6 s.n. Merced Mine Canyon, near Little Panoche Valley Comment
  UC765753  Mirabilis laevis var. crassifolia R. F. Hoover 1940-4-6 4309 Merced Mine Canyon, near Little Panoche Valley Comment
  UC596146  Monardella breweri R. F. Hoover 1937-8-12 2681 Monterey Upper Nacimiento River Comment
  CAS-BOT-BC219863  Monardella breweri subsp. breweri R. F. Hoover 1952-5-25 8229 San Luis Obispo Caliente Mt. Comment
  UC1285260  Monardella breweri subsp. lanceolata R. F. Hoover 1950-6-2 7957 San Luis Obispo Near summit between head of Salinas River and Stoney Creek Comment
  UC761795  Monardella candicans R. F. Hoover 1936-4-29 1036 Stanislaus 8 mi e Oakdale Comment
  SEINET3996293 Image available Monardella leucocephala Robert F. Hoover 1935-7-27 693 Stanislaus 12 miles east of Waterford Comment
  RSA0008283  Monardella leucocephala Robert F. Hoover 1935-7-27 693 Stanislaus 10 miles east of Waterford. Comment
  SEINET13948740 Image available Monardella leucocephala R. F. Hoover 1935-1 693 Stanislaus Near oil well 12 mi E of Waterford Comment
  JEPS62415  Monardella purpurea R. F. Hoover 1938-6-14 3609 Sonoma 3 mi west Graton on road to Occidental Comment
  OBI13620  Monardella sinuata subsp. sinuata Robert F. Hoover 1947-7-16 7304 San Luis Obispo Price Cyn Comment
  CAS-BOT-BC220284  Monardella undulata subsp. crispa R. F. Hoover 1947-7-10 7292 San Luis Obispo Short distance north of north edge of Santa Maria Valley on Guadalupe Arroyo Grande road Comment
  CAS-BOT-BC220295  Monardella undulata subsp. crispa R. F. Hoover 1947-7-10 7292 San Luis Obispo Short distance north of north edge of Santa Maria Valley on Guadalupe - Arroyo Grande road Comment
  OBI13640  Monardella undulata subsp. crispa Robert F. Hoover 1947-8-8 7354 San Luis Obispo Oceano Comment
  OBI76813  Monardella undulata subsp. undulata Robert F. Hoover 1946-9-17 6421 San Luis Obispo Oceano 30 Comment
  RSA42970  Monardella undulata var. frutescens Robert F. Hoover 1946-9-17 6421 San Luis Obispo Oceano. Comment
  GH1368  Monardella undulata var. frutescens R. F. Hoover 1947-7-10 7289 Unknown North edge of Santa Maria Valley on Guadalupe-Arroyo Grande Road Comment
  CAS-BOT-BC214158  Monardella villosa subsp. obispoensis R. F. Hoover 1946-6-23 6186 San Luis Obispo Near summit at head of Carpenter Canyon, N. of Arroyo Grande Comment
  CAS-BOT-BC214159  Monardella villosa subsp. obispoensis R. F. Hoover 1946-6-23 6186 San Luis Obispo Near summit at head of Carpenter Canyon, N. of Arroyo Grande Comment
  UC771731  Monardella villosa subsp. obispoensis R. F. Hoover 1946-6-22 6182 Monterey coastal slope below Mt. Mars (near S.L.O. Co. line) Comment
  UC769907  Monolepis nuttalliana R. F. Hoover 1938-4-9 3049 San Joaquin lower end of Corral Hollow Comment
  CAS-BOT-BC327684  Monolopia congdonii Robert F. Hoover 1935-3-29 428 Fresno Between Mendota & Coalinga Comment
  CAS-BOT-BC327708  Monolopia congdonii R. F. Hoover 1950-4-14 7828 San Luis Obispo N end of Elkhorn Plain Comment
  CAS-BOT-BC327812  Monolopia gracilens R. F. Hoover 1949-5-14 7670 San Luis Obispo San Simeon Creek Comment
  UC797485  Monolopia lanceolata R. F. Hoover 1941-3-23 4798 Kern Elk Hills Comment
  UC618927  Monolopia major Robert F. Hoover 1935-3-1 231 Stanislaus Westley San Joaquin Valley Comment
  CAS-BOT-BC349632  Monolopia major R. F. Hoover 1969-4-24 11262 San Benito Along San Benito River just north of confluence of Willow Creek Comment
  OBI18696  Monolopia stricta Robert F. Hoover 1967-3-28 10307 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  UC1315038  Monolopia stricta R. F. Hoover 1967-4-9 10397 San Luis Obispo Elkhorn Scarp Comment
  OBI10899  Mucronea californica Robert F. Hoover 1947-4-26 7104 San Luis Obispo 5 mi E of Creston on La Panza Rd Comment
  SD71170  Mucronea perfoliata R. F. Hoover 1947-5-31 7248 San Luis Obispo Navajo Creek, east side of La Panga Range, on dry sandy hills. Comment
  UC766418  Muhlenbergia asperifolia R. F. Hoover 1941-7-5 5450 Mono below Fales Hot Springs; Hot Creek Comment
  OBI22025  Muhlenbergia microsperma Robert F. Hoover 1947-3-26 6750 San Luis Obispo Price Cyn (just S of) Comment
  UC765414  Muilla maritima R. F. Hoover 1936-2-28 731 Merced near Le Grand Comment
  CAS-BOT-BC83315  Myosurus minimus R. F. Hoover 1969-4-15 11249 Kern 5 miles north of Lost Hills. 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
  UC766158  Myosurus minimus R. F. Hoover 1938-4-13 3083 Stanislaus 10 mi w Modesto Comment
  UC767508  Myosurus minimus Robert F. Hoover 1935-3-28 388 Stanislaus 10 mi w Modesto Comment
  CAS-BOT-BC83368  Myosurus minimus R. F. Hoover 1967-4-8 10384 San Luis Obispo Carrizo Plain near north end of Soda Lake. Comment
  CAS-BOT-BC83387  Myosurus minimus R. F. Hoover 1966-3-25 9739 Stanislaus Maze Road west of Modest at San Joaquin River. Comment
  UC762335  Myrica californica R. F. Hoover 1938-9-18 3840 Marin Tomales Point Comment
  OBI1168  Myriopteris intertexta R. F. Hoover 1966-3-26 9744 Marin West end of Mt. Tamalpais: ridge above rock spring. 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
  UC771714  Nassella cernua R. F. Hoover 1946-6-16 6161 San Luis Obispo sandy hills La Panza district Comment
  JEPS70272  Navarretia eriocephala R. F. Hoover 1937-6-3 2371 Tuolumne Chinese Camp Comment
  SEINET196581  Navarretia filicaulis Robert F. Hoover 1937-6-15 2461 Tuolumne Upper end of Mocassin Creek basin on road to Coulterville Comment
  CAS-BOT-BC230295  Navarretia fossalis R. F. Hoover 1968-6-6 11152 Riverside 1 mile E of Perris Comment
  UC763057  Navarretia hamata subsp. parviloba R. F. Hoover 1941-5-20 5129 Santa Cruz Ben Lomond Comment
  UC1392836  Navarretia hamata subsp. parviloba R. F. Hoover 1969-6-5 11369 San Luis Obispo Arroyo Grande Oak Park District Comment
  JEPS70347  Navarretia intertexta R. F. Hoover 1937-5-18 2210 Sacramento Rio Linda Comment
  UC762165  Navarretia intertexta R. F. Hoover 1937-5-29 2337 Calaveras Mercer's Cave Comment
  OBI83430  Navarretia intertexta Robert F. Hoover 1968-5-28 11126 Shasta Clough Creek at Old Alturas Road. Comment
  UC763069  Navarretia leucocephala subsp. pauciflora Robert F. Hoover 1941-6-8 5341 Lake Loch Lomond Comment
  JEPS15009  Navarretia mellita R. F. Hoover 1938-6-9 3555 Lake between Burns Valley and Borax Lake Comment
  OBI11318  Navarretia mellita R. F. Hoover 1950-6-21 8007 San Luis Obispo Between Rocky Butte and Pine Mt, Santa Lucia Range. Comment
  OBI11311  Navarretia mitracarpa Robert F. Hoover 1950-6-21 8006 San Luis Obispo Between Rocky Butte and Pine Mt, Santa Lucia Range Comment
  OBI11312  Navarretia mitracarpa Robert F. Hoover 1949-5-29 7727 San Luis Obispo Cottonwood Pass, W side Comment
  OBI11303  Navarretia pubescens Robert F. Hoover 1965-6-29 9459 Mendocino Summit on rd from Ukiah to Orr's Springs (head of York Crk) Comment
  SEINET196224  Navarretia pubescens Robert F. Hoover 1939-5-6 4086 Fresno Piedra Comment
  JEPS70469  Navarretia squarrosa R. F. Hoover 1938-9-5 3813 Lake s base of Mt. Konocti Mt. Konocti Comment
  UC762865  Navarretia tagetina R. F. Hoover 1937-6-10 2405 Amador 4 mi sw Ione Comment
  UC596196  Navarretia viscidula R. F. Hoover 1938-6-10 3592 Tehama near Jelley's Ferry Comment
  OBI21000  Nemacladus californicus Robert F. Hoover 1952-5-24 8200 San Luis Obispo Caliente mtn Comment
  CAS-BOT-BC431349  Nemacladus californicus R. F. Hoover 1952-5-24 8200 San Luis Obispo Caliente Mt. Comment
  UC766321  Nemacladus capillaris R. F. Hoover 1938-7-15 3644 Tuolumne Brightman Flat Comment
  SEINET10464778  Nemacladus capillaris Hoover 1938-7-15 HOOVER 3644 Tuolumne Brightman Flat Comment
  JEPS24637  Nemacladus interior R. F. Hoover 1941-5-30 5272 Stanislaus 1.3 mi s Hickman Comment
  JEPS7604  Nemacladus interior R. F. Hoover 1936-5-27 1234 Stanislaus 9 mi e Waterford Comment
  SEINET10461192  Nemacladus interior Hoover 1936-5-2 HOOVER 1106 Stanislaus 12 miles east of Waterford, near oil well Comment
  UC595994  Nemacladus montanus R. F. Hoover 1936-5-2 1106 Stanislaus 12 mi e Waterford (near oil well) Comment
  OBI20984  Nemacladus ramosissimus Robert F. Hoover 1952-5-11 8174 San Luis Obispo W slope of La Panza Range Comment
  UC1276319  Nemacladus ramosissimus R. F. Hoover 1951-4-15 8043 San Luis Obispo Stony Creek Comment
  JEPS35256  Nemacladus secundiflorus var. robbinsii R. F. Hoover 1947-4-2 6859 San Luis Obispo 6 mi above County Park; Upper Arroyo Grande Comment
  UC643299  Nemophila pulchella var. fremontii R. F. Hoover 1940-3-17 4220 Stanislaus Las Garzas Creek Canyon Comment
  UC767612  Nemophila spatulata R. F. Hoover 1936-6-25 1400 Tuolumne Brightman Flat Comment
  SEINET196268  Neostapfia colusana Robert F. Hoover 1938-1 Stanislaus Comment
  UCD88135  Neostapfia colusana R. F. Hoover 1936-5-27 1231 Stanislaus 3 miles NW of Waterford. Comment
  HSC101044  Noccaea fendleri subsp. glauca Lisa Hoover 1995-4-18 78 Del Norte Rowdy Creek. Rd., 24.6 mi. to turnout, top of Wimer Rd. before OHV Route 450; near mine. 716 Comment
  UC1314916  Nuttallanthus texanus R. F. Hoover 1967-3-15 10250 San Luis Obispo n of Arroyo Grande (Oak Park District); Oak Park District Comment
  CAS-BOT-BC140421  Oemleria cerasiformis R. F. Hoover 1964-5-13 8837 San Luis Obispo Santa Rita Creek west of Templeton Comment
  UC765031  Opuntia basilaris var. treleasei R. F. Hoover 1936-2-29 744 Kern Oildale Comment
  UC765032  Opuntia basilaris var. treleasei R. F. Hoover 1936-4-11 933 Kern Bena Comment
  GH355909  Orcuttia inaequalis R. F. Hoover 1936-6-4 1273 Unknown 3 mi. w. of Orange Cove, Fresno Co. Comment
  JEPS71258  Orcuttia inaequalis R. F. Hoover 1935-7-22 690 Stanislaus Montpellier Comment
  UC534128 Image available Orcuttia inaequalis R. F. Hoover 1935-5-28 582 Stanislaus Montpellier; ; Montpellier, Stanislaus Co. Comment
  UC766954  Orcuttia pilosa R. F. Hoover 1937-7-3 2593 Stanislaus 12 mi e Waterford Comment
  UCD88249  Orcuttia pilosa R. F. Hoover 1936-6-11 1298 Stanislaus 12 miles east of Waterford. Comment
  CAS-BOT-BC254344  Orcuttia tenuis R. F. Hoover 1936-5-22 1210 Shasta 4 miles N of Anderson Comment
  SEINET196300  Orcuttia tenuis Robert F. Hoover 1939-1 Tehama Comment
  SEINET10592191  Orcuttia tenuis Robert F. Hoover 1936-1 Shasta Comment
  OBI11866  Orobanche bulbosa Robert F. Hoover 1947-5-9 7133 San Luis Obispo Middle Branch of Huerhuero Crk, N of Wells Corner Comment
  OBI2647  Orobanche californica subsp. grandis Robert F. Hoover 1967-9-15 10870 San Luis Obispo Dunes S of Oso Flaco Lake Comment
  OBI59168  Orobanche fasciculata Robert F. Hoover 1965-5-18 9368 San Luis Obispo Santa Lucia Range. "Poly Cyn" San Luis Obispo Comment
  CAS-BOT-BC6994  Orthocarpus brevistyla Robert Francis Hoover 1952-4-19 8119 San Luis Obispo North side of lower Cuyama Valley Comment
  JEPS9437  Orthocarpus cuspidatus subsp. cryptanthus R. F. Hoover 1936-7-14 1533 Tuolumne Eagle Meadow Comment
  RSA516499  Orthocarpus erianthus Robert F. Hoover 1938-2-27 2783 Contra Costa Danville. Comment
  RSA216754  Orthocarpus purpurascens Robert F. Hoover 1969-5-3 11292 San Luis Obispo 3 miles W of Nipomo Comment
  GH346977  Osmaronia cerasiformis R. F. Hoover 1938-3-8 2823 Unknown East slope of Grizzly Peak Ridge Comment
  OBI77682  Osmorhiza berteroi Robert F. Hoover 1948-5-22 7532 San Luis Obispo 7 mi W of Templeton on rd to Cambria Comment
  UC763100  Osmorhiza berteroi R. F. Hoover 1941-5-25 5251 Monterey Palo Colorado Canyon Santa Lucia Mts. Comment
  UC1285018  Oxalis albicans subsp. pilosa R. F. Hoover 1964-4-14 8702 San Luis Obispo San Luis Obispo Comment
  UC1392741  Oxalis albicans subsp. pilosa R. F. Hoover 1969-7-5 11420 San Luis Obispo Cambria Comment
  OBI11853  Oxalis pilosa Robert F. Hoover 1952-5-10 8163 San Luis Obispo Near mouth of Arroyo de la Cruz (just S of), on mesa summit Comment
  CAS-BOT-BC318229  Packera breweri Robert Francis Hoover 1969-5-16 11310 San Benito Bickmore Canyon, Gloria Road. Comment
  JEPS26954  Packera breweri R. F. Hoover 1938-4-30 3283 Merced summit Pacheco Pass Comment
  UC766211  Paeonia brownii Robert F. Hoover 1936-6-20 1367 Tuolumne Eagle Meadow Comment
  OBI11844  Paeonia californica Robert F. Hoover 1967-2-18 10213 San Luis Obispo Diablo Cyn, San Luis Range Comment
  UC1315077  Paeonia californica R. F. Hoover 1967-2-18 10213 San Luis Obispo Diablo Canyon San Luis Range Comment
  OBI22065  Panicum acuminatum Robert F. Hoover 1947-6-2 7260 San Luis Obispo Cambria Comment
  UC768486  Panicum acuminatum var. acuminatum R. F. Hoover 1941-5-20 5140 Santa Cruz on Empire Grade Road 5 mi nw Santa Cruz; nw of Santa Cruz Comment
  UC768600  Panicum acuminatum var. acuminatum Robert F. Hoover 1941-6-8 5325 Lake road from Middletown to Peterson's; road from Middletown to Peterson's Comment
  OBI11703  Papaver californicum Robert F. Hoover 1952-5-11 8177 San Luis Obispo W slope of La Panza Range Comment
  UC764879  Parvisedum congdonii R. F. Hoover 1939-3-18 3918 Tulare 3 mi e of Porterville Comment
  UC596547  Parvisedum pumilum R. F. Hoover 1936-4-11 954 Merced 6 mi s of Merced Comment
  CAS-BOT-BC169723  Pectocarya anisocarpa R. F. Hoover 1938-3-27 2915 Kings Kettleman City Comment
  UC766212  Pectocarya anisocarpa R. F. Hoover 1940-4-7 4312 Stanislaus Lower Crow Creek Canyon Comment
  OBI20864  Pectocarya anisocarpa Robert F. Hoover 1966-3-30 9776 San Luis Obispo Panorama Hills near W base of Crocker Grade Comment
  UC1392872  Pectocarya heterocarpa R. F. Hoover 1968-3-25 10968 San Bernardino just n. Essex 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
  JEPS20127  Pectocarya linearis subsp. ferocula R. F. Hoover 1938-5-1 3318 Kings near Avenal; Kettleman Hills Comment
  OBI20866  Pectocarya linearis subsp. ferocula Robert F. Hoover 1947-4-4 6878 San Luis Obispo W side of Cottonwood Pass Comment
  UC766403  Pectocarya linearis subsp. ferocula R. F. Hoover 1938-4-3 3004 San Benito e side Panoche Pass Comment
  JEPS68209  Pectocarya penicillata R. F. Hoover 1937-3-25 1680 Madera 8 mi w Chowchilla Comment
  UCR39234  Pectocarya penicillata D. A. Hoover 1985-4-11 305 San Bernardino Little San Bernardino Mtns/Southern Mojave Desert, Big Morongo Preserve, Upper end Desert Wash Trail 777 Comment
  OBI20875  Pectocarya penicillata Robert F. Hoover 1947-4-20 6987 San Luis Obispo Yaro Crk district N of Pozo Comment
  CAS-BOT-BC169709  Pectocarya peninsularis R. F. Hoover 1969-4-11 11213 Riverside Mouth of Morongo Valley Canyon Comment
  UC1392871  Pectocarya platycarpa R. F. Hoover 1968-3-24 10914 San Bernardino 4 mi se Daggett (on Ord Mt. rd) Comment
  OBI20881  Pectocarya recurvata Robert F. Hoover 1968-3-24 10914 San Bernardino 4 mi SE of Daggett on Ord mt rd Comment
  UC767427  Pedicularis semibarbata R. F. Hoover 1938-7-19 3702 Tuolumne Trail from Brightman Flat to Eagle Meadow Comment
  CAS-BOT-BC69247  Pellaea andromedifolia R. F. Hoover 1964-6-13 9104 San Luis Obispo San Bernardo Creek east of Morro Bay Comment
  CAS-BOT-BC69248  Pellaea andromedifolia R. F. Hoover 1946-11-24 6564 San Luis Obispo Hill above Salinas River opposite Pilitas Creek Comment
  OBI22087  Pennisetum villosum Robert F. Hoover 1947-8-20 7390 San Luis Obispo San Luis Obispo Comment
  OBI59944  Penstemon centranthifolius Robert F. Hoover 1938-6-9 3547 Lake Between Burns Valley and Borax Lake Comment
  OBI9264  Penstemon laetus Robert F. Hoover 1968-5-13 11080 Fresno Tretten Cyn, N of summit on Squaw Valley-Piedra Rd Comment
  NY604464  Penstemon laetus var. laetus R. F. Hoover 1940-6-1 4399 Tuolumne Head of Sugarpine Creek above Long Barn Comment
  JEPS11519  Penstemon roezlii R. F. Hoover 1936-7-6 1500 Tuolumne Relief Reservoir Comment
  UC596334  Penstemon rostriflorus R. F. Hoover 1937-7-7 2600 Alpine above Douglas Station; above Douglas Station Comment
  NY651311  Penstemon rydbergii var. oreocharis R. F. Hoover 1936-7-14 1522 Tuolumne Eagle Meadow Comment
  JEPS11389  Penstemon speciosus R. F. Hoover 1941-7-5 5408 Mono near foot of grade Leevining Canyon; Leevining Canyon (near foot of grade) Comment
  JEPS21326  Pentachaeta alsinoides R. F. Hoover 1937-5-16 2145 Tuolumne on Coulterville Road 5 mi e La Grange Comment
  UC1285363  Pentachaeta fragilis R. F. Hoover 1952-5-24 8216 San Luis Obispo along ridge west of peak; Caliente Mt. Comment
  CAS-BOT-BC77173  Pentagramma triangularis subsp. semipallida R. F. Hoover 1964-5-13 8818 San Luis Obispo Tassajera Creek Comment
  UC766784  Pentagramma triangularis subsp. triangularis R. F. Hoover 1934-12-1 131 Stanislaus 4 mi s Oakdale Comment
  UC765509  Perideridia californica R. F. Hoover 1937-5-16 2148 Tuolumne 5 mi e La Grange (on Coulterville Rd.) Comment
  CAS-BOT-BC222701  Perideridia gairdneri subsp. gairdneri R. F. Hoover 1946-9-22 6447 San Luis Obispo Cambria Comment
  OBI8817  Perideridia kelloggii Robert F. Hoover 1966-8-23 9917 Sonoma Mark West Creek, on Santa Rosa-Calistoga Rd near junction of St. Helena Rd. Comment
  OBI19650  Peritoma arborea Robert F. Hoover 1969-4-13 11224 San Bernardino Joshua tree Comment
  CAS-BOT-BC413604  Persicaria amphibia R. F. Hoover 1969-8-25 11559 San Luis Obispo Laguna de San Luis Obispo Comment
  OBI17375  Petrorhagia dubia Robert F. Hoover 1968-5-28 11117 Shasta Stillwater Crk E of Redding Comment
  OBI9165  Petunia parviflora Robert F. Hoover 1969-7-12 11427 San Luis Obispo Salinas River at Paso Robles Comment
  OBI13853  Phacelia affinis Robert F. Hoover 1952-5-24 8210 San Luis Obispo Caliente Mt. Summit ridge W of peak Comment
  OBI13846  Phacelia brachyloba Robert F. Hoover 1952-6-10 8242 San Luis Obispo Black Mtn, La Panza Range Comment
  UC762389  Phacelia breweri R. F. Hoover 1938-4-10 3074 Stanislaus at the bend Hospital Canyon Comment
  UC767562  Phacelia ciliata var. ciliata R. F. Hoover 1940-3-23 4251 Kings above Avenal; Kettleman Hills Comment
  OBI13833  Phacelia ciliata var. ciliata Robert F. Hoover 1952-4-10 8111 San Luis Obispo 5 mi S of Simmler, Carrizo Plain Comment
  UC596126  Phacelia ciliata var. opaca R. F. Hoover 1937-4-10 1752 Merced Tuttle 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
  UC762027  Phacelia distans R. F. Hoover 1935-4-13 511 Merced Delhi Comment
  OBI13793  Phacelia douglasii Robert F. Hoover 1947-3-29 6778 San Luis Obispo Atascadero Comment
  UC767561  Phacelia douglasii R. F. Hoover 1941-4-19 4857 Stanislaus sandy hill 8 mi w Newman Comment
  UC762410  Phacelia eisenii R. F. Hoover 1938-7-13 3636 Tuolumne betw. Mill Creek and Niagara Creek Comment
  RSA201655  Phacelia grisea Robert F. Hoover 1951-6-21 7996 San Luis Obispo Rocky Butte Lookout Station, Santa Lucia Mountains. Comment
  UC596133  Phacelia hydrophylloides R. F. Hoover 1938-7-14 3638 Tuolumne Eagle Meadow Comment
  OBI13754  Phacelia malvifolia var. loasifolia Robert F. Hoover 1964-5-14 8869 San Luis Obispo See Cyn Comment
  UC1392919  Phacelia minor R. F. Hoover 1969-4-13 11226 Riverside 7 mi nw San Jacinto (bank above road) Comment
  UC762059  Phacelia mutabilis R. F. Hoover 1938-8-19 3785 Mariposa on Glacier Point Rd above Chinquapin Comment
  OBI13743  Phacelia ramosissima Robert F. Hoover 1964-8-14 9254 San Luis Obispo jack lake Comment
  UC762373  Phacelia ramosissima var. subglabra R. F. Hoover 1936-7-14 1545 Tuolumne Eagle Meadow Comment
  CAS-BOT-BC154364  Phacelia suaveolens R. F. Hoover 1952-6-10 8244 San Luis Obispo near summit Black Mt., La Panza Range Comment
  SD71167  Phacelia suaveolens R. F. Hoover 1952-6-10 8244 San Luis Obispo La Panza Range, Black Mt. near summit Comment
  OBI13734  Phacelia tanacetifolia Robert F. Hoover 1947-3-30 6841 San Luis Obispo W edge of Carrizo Plain W of Simmler Comment
  JEPS1278  Phacelia vallicola R. F. Hoover 1940-6-1 4398 Tuolumne head of creek above Long Barn; Sugarpine Creek Comment
  CAS-BOT-BC265798  Phalaris aquatica R. F. Hoover 1964-6-5 8913 San Luis Obispo Ridge southeast of Cuesta Pass Comment
  OBI22095  Phalaris californica Robert F. Hoover 1947-5-25 7216 San Luis Obispo Cambria Comment
  UC767850  Phalaris lemmonii R. F. Hoover 1936-4-3 862 Merced Athlone Comment
  UC768492  Phalaris minor R. F. Hoover 1937-5-14 2108 Contra Costa Franklin Creek Valley Comment
  UC768491  Phalaris paradoxa R. F. Hoover 1937-5-14 2123 Contra Costa Byron Hot Springs Comment
  CAS-BOT-BC250696  Phalaris paradoxa R. F. Hoover 1951-5-7 8056 San Luis Obispo Coast between Toro Creek & Morro Sand-dunes Comment
  UC767485  Phleum alpinum R. F. Hoover 1936-6-18 1325 Alpine Douglas Station Comment
  UC768567  Phleum pratense R. F. Hoover 1940-7-22 4428 Tuolumne n side Pigeon Flat; n side of Pigeon Flat Comment
  UC7676515  Pholistoma membranaceum R. F. Hoover 1940-3-17 4219 Stanislaus Las Garzas Creek Canyon Comment
  UC762700  Phoradendron densum Robert F. Hoover 1941-6-7 5311 Sonoma 2 mi. s.e. Monte Rio (on rd. to Camp Meeker) Comment
  UC762978  Physocarpus capitatus R. F. Hoover 1941-4-23 4902 San Mateo San Mateo Creek below Crystal Springs Dam Comment
  CAS-BOT-BC142223  Physocarpus capitatus R. F. Hoover 1958-4-23 8464 San Luis Obispo Santa Roasa Creek west of Templeton 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
  CAS-BOT-BC71810  Pilularia americana R. F. Hoover 1952-5-11 8170 San Luis Obispo 7 mi. SE. of Santa Margarita Comment
  HSC104084  Pinguicula macroceras L. Hoover 2002-4-25 Del Norte Six Rivers National Forest; northeast end of Pioneer Village 239 Comment
  GH246875  Pinus balfouriana R. F. Hoover 1938-1-15 2731 Unknown Del Puerto Canyon. [Georeference: 37.4375 -121.3333, as per CCH, 3 Sep 2015] Comment
Read comments
Sep 3 2015
  CAS-BOT-BC79000  Pinus muricata R. F. Hoover 1946-8-3 6256 San Luis Obispo Upper Coon Creek, San Luis Range Comment
  CAS-BOT-BC79004  Pinus muricata R. F. Hoover 1960-4-9 8518 San Luis Obispo south of Coon Creek Comment
  UC767618  Piperia elegans R. F. Hoover 1938-9-18 3850 Marin Tomales Point Comment
  JEPS60915  Plagiobothrys acanthocarpus R. F. Hoover 1938-4-3 3002 San Benito Panoche Pass; w side Comment
  UC762825  Plagiobothrys acanthocarpus R. F. Hoover 1938-5-16 3454 Madera Daulton Comment
  OBI20888  Plagiobothrys arizonicus Robert F. Hoover 1949-4-2 7574 San Luis Obispo Cottonwood Pass near summit Comment
  UC767636  Plagiobothrys arizonicus R. F. Hoover 1940-4-6 4299 Merced low hills n Ortigalita Creek Comment
  UC767643  Plagiobothrys arizonicus R. F. Hoover 1938-3-27 2914 Kings Kettleman City Comment
  RSA127195  Plagiobothrys arizonicus Robert F. Hoover 1940-3-23 4247 Fresno North end of Kettleman Hills. Comment
  JEPS60923  Plagiobothrys austiniae R. F. Hoover 1936-3-17 769 Stanislaus near La Grange (on Snelling Road) Comment
  UC632863  Plagiobothrys austiniae R. F. Hoover 1936-4-9 11043 Calaveras Calaveras Big Trees Road 990 Comment
  UC766398  Plagiobothrys canescens R. F. Hoover 1938-4-9 3039 San Joaquin hill between Castle Rock and Black Butte; Corral Hollow Comment
  UC767007  Plagiobothrys canescens R. F. Hoover 1938-3-27 2922 Kings above Kettleman City; Kettleman Hills Comment
  GH420031  Plagiobothrys chorisianus R. F. Hoover 1941-5-24 5197 Unknown Pacific Grove Comment
  OBI20826  Plagiobothrys collinus Robert F. Hoover 1948-4-14 7450 San Luis Obispo Ragged Point (bluffs near) Comment
  UC765818  Plagiobothrys fulvus R. F. Hoover 1937-3-26 1728 Merced 2 mi n Snelling Comment
  RSA127189  Plagiobothrys fulvus var. campestris Robert F. Hoover 1939-3-19 3925 Fresno Piedra. Comment
  UC767568  Plagiobothrys humistratus R. F. Hoover 1937-5-4 2011 Stanislaus 4 mi. s. Oakdale Comment
  OBI20902  Plagiobothrys infectivus Robert F. Hoover 1952-4-8 8075 San Luis Obispo La Panza district Comment
  UC766183  Plagiobothrys infectivus R. F. Hoover 1938-4-10 3067 San Joaquin Lower Hospital Canyon; ; Lower Hospital Canyon, San Joaquin Co. Comment
  UC766328  Plagiobothrys infectivus R. F. Hoover 1940-4-13 4348 Stanislaus hill n mouth of Del Puerto Canyon Comment
  UC766348  Plagiobothrys infectivus R. F. Hoover 1946-3-30 6061 a Fresno near Waltham School; Waltham Creek Comment
  OBI20901  Plagiobothrys infectivus Robert F. Hoover 1949-4-21 7624 San Luis Obispo 14 mi E of Creston on Laz Panza Rd Comment
  UC1285288  Plagiobothrys infectivus R. F. Hoover 1952-4-8 8075 San Luis Obispo open hillside La Panza district Comment
  OBI20597  Plagiobothrys leptocladus Robert F. Hoover 1966-3-30 9762 San Luis Obispo W side of Soda Lake, Carrizo Plain Comment
  UC766132  Plagiobothrys nothofulvus R. F. Hoover 1937-3-26 1711 Stanislaus La Grange Comment
  OBI20908  Plagiobothrys nothofulvus Robert F. Hoover 1967-3-28 10322 San Luis Obispo 6 mi E of Creston on La Panza rd Comment
  UC596228  Plagiobothrys shastensis R. F. Hoover 1937-3-26 1715 Stanislaus La Grange Comment
  OBI20913  Plagiobothrys shastensis Robert F. Hoover 1949-4-21 7618 San Luis Obispo 18 mi E of Creston on La Panza Rd Comment
  OBI20600  Plagiobothrys stipitatus var. micranthus Robert F. Hoover 1967-4-28 10513 Contra Costa Byron Hot Springs Comment
  UC767634  Plagiobothrys stipitatus var. micranthus R. F. Hoover 1937-5-4 2014 Stanislaus 4 mi s Oakdale Comment
  UC767584  Plagiobothrys trachycarpus R. F. Hoover 1941-4-12 4840 Contra Costa 1 mi. n. Lone Tree Valley Comment
  UC767586  Plagiobothrys trachycarpus R. F. Hoover 1937-3-25 1652 Merced 9 mi w Los Banos Comment
  UC596144  Plagiobothrys undulatus R. F. Hoover 1937-6-10 2398 San Joaquin 2 mi n Linden Comment
  UC767623  Plagiobothrys undulatus R. F. Hoover 1937-6-10 2398 San Joaquin 2 mi n Linden Comment
  JEPS7100  Plantago elongata R. F. Hoover 1935-3-17 357 Stanislaus 10 mi s Modesto Comment
  OBI59886  Plantago elongata Robert F. Hoover 1935-3-17 357 Stanislaus 10 mi S of Modesto Comment
  JEPS6433  Plantago erecta R. F. Hoover 1939-3-19 3928 Fresno Piedra Comment
  UC762340  Plantago erecta R. F. Hoover 1940-3-31 4292 Stanislaus s of mouth of Del Puerto Canyon Comment
  JEPS7189  Plantago ovata R. F. Hoover 1938-4-9 3053 San Joaquin Corral Hollow, Black Butte at lower end Black Butte, Corral Hollow Comment
  UC767542  Platanthera leucostachys R. F. Hoover 1939-7-27 4183 Tuolumne n side Pigeon Flat Comment
  OBI11617  Platanus racemosa Robert F. Hoover 1969-8-18 6309 San Luis Obispo E base of La Panza Range, on a branch of Navajo crk Comment
  OBI75998  Platystemon californicus Robert F. Hoover 1967-4-9 10419 San Luis Obispo Panorama Hills S of Recruit Cyn Comment
  JEPS35322  Plectritis macrocera R. F. Hoover 1964-5-13 8824 San Luis Obispo Tassajera Creek Comment
  UC1392629  Plectritis macrocera R. F. Hoover 1969-4-24 111269 Merced Pacheco Pass, e of summit Pacheco Pass Comment
  UC766308  Plectritis macrocera R. F. Hoover 1940-3-23 4259 Kings Kettleman Hills above Avenal; Kettleman Hills Comment
  UC768477  Pleiacanthus spinosus Robert F. Hoover 1940-9-28 4630 Lassen Susanville Comment
  UC767874  Pleuropogon californicus R. F. Hoover 1941-3-25 4827 Stanislaus Knight's Ferry Comment
  UC768484  Pleuropogon californicus R. F. Hoover 1941-5-11 5029 Lake 2 mi nw of Kelseyville Comment
  CAS-BOT-BC260940  Pleuropogon californicus var. californicus R. F. Hoover 1950-5-15 7917 San Luis Obispo Near northwest end of Laguna Comment
  CAS-BOT-BC260990  Pleuropogon californicus var. californicus Robert F. Hoover 1941-3-25 4827 Stanislaus Knight's Ferry Comment
  CAS-BOT-BC246693  Poa howellii R. F. Hoover 1964-6-5 8926 San Luis Obispo Ridge southeast of Cuesta Pass Comment
  UC1019306  Poa howellii R. F. Hoover 1953-5-3 8288 San Luis Obispo Lopez Canyon Comment
  UC768578  Poa howellii R. F. Hoover 1938-5-4 3353 Contra Costa Upper Marsh Creek Comment
  UC767845  Poa leptocoma subsp. leptocoma R. F. Hoover 1940-7-24 4456 Alpine between Sonora Pass and Sonora Peak Comment
  OBI22147  Poa pratensis Robert F. Hoover 1950-6-21 8013 San Luis Obispo Between Rocky Butte and Pine Mt, Santa Lucia Mts Comment
  UC762119  Pogogyne R. F. Hoover 1938-4-30 3276 Santa Clara Pacheco Pass summit Comment
  UC1988910  Pogogyne douglasii Robert F. Hoover 1936-5-20 1155 Butte ten miles southwest of Oroville Comment
  UC1988920  Pogogyne douglasii Robert F. Hoover 1938-6-9 3558 Lake mear Borax Lake Comment
  UC1988941  Pogogyne zizyphoroides Robert F. Hoover 1937-5-19 2291 Tehama Coyote Creek bridge, south of Red Bluff Comment
  RSA216732  Polygonum argyrocoleon Robert F. Hoover 1965-9-15 9560 San Luis Obispo Upper Salinas River just S of Pozo. In barren clay spots at base of hill Comment
  UC768635  Polygonum californicum R. F. Hoover 1937-6-8 2392 Stanislaus betw. Warnerville and Knight's Ferry Comment
  UC769830  Polygonum lapathifolium R. F. Hoover 1934-9-15 17 Stanislaus Modesto Comment
  CAS-BOT-BC109209  Polygonum paronychia R. F. Hoover 1968-4-11 11008 Monterey Marina Beach. Comment
  RSA201614  Polygonum paronychia Robert F. Hoover 1964-6-11 9042 San Luis Obispo Sand dunes just S of Hazard Canyon Comment
  UC769825  Polygonum parryi R. F. Hoover 1936-6-19 1345 Tuolumne Brightman Flat Comment
  UC766777  Polypodium R. F. Hoover 1941-2-2 4737 Marin Inverness Ridge nw of Inverness Comment
  RSA126162  Polypodium californicum Robert F. Hoover 1947-1-27 6604 San Luis Obispo 6 miles south of San Luis Obispo Comment
  CAS-BOT-BC233013  Polypogon elongatus R. F. Hoover 1947-7-18 7314 San Luis Obispo Oceano Beach Comment
  OBI22172  Polypogon maritimus Robert F. Hoover 1950-6-2 7962 b San Luis Obispo Stoney Crk (tributary of Huasna River) Comment
  CAS-BOT-BC237325  Polypogon monspeliensis R. F. Hoover 1964-8-14 9271 San Luis Obispo Jack Lake Comment
  CAS-BOT-BC237323  Polypogon monspeliensis R. F. Hoover 1964-8-13 9224 San Luis Obispo Mouth of Morro Creek Comment
  RSA201691  Polystichum dudleyi Robert F. Hoover 1964-5-12 8807 San Luis Obispo Upper Lopez Canyon Comment
  CAS-BOT-BC72291  Polystichum imbricans subsp. curtum R. F. Hoover 1964-5-12 8813 San Luis Obispo Upper Lopez Canyon Comment
  OBI9883  Populus fremontii Robert F. Hoover 1965-9-19 9600 San Luis Obispo Calf Cyn Comment
  UC768793  Potamogeton diversifolius R. F. Hoover 1941-6-1 5299 Sacramento 10 mi s of Folsom Comment
  UC767656  Potamogeton nodosus R. F. Hoover 1935-6-1 636 Stanislaus near Warnerville; Upper Dry Creek Comment
  CAS-BOT-BC141920  Potentilla anserina subsp. pacifica R. F. Hoover 1946-7-21 6239 San Luis Obispo San Simeon Creek Beach Comment
  CAS-BOT-BC141921  Potentilla anserina subsp. pacifica R. F. Hoover 1969-8-25 11560 San Luis Obispo Laguna de San Luis Obispo Comment
  RSA0014811  Proboscidea louisianica subsp. louisianica Robert F. Hoover 1969-8-12 11542 San Luis Obispo 1 mi. W of Paso Robles on road to Nacimiento Dam. Comment
  CAS-BOT-BC159726  Prunus fasciculata var. punctata R. F. Hoover 1948-3-26 7432 San Luis Obispo Sunnyside School near Baywood Park Comment
  OBI15568  Psathyrotes ramosissima Robert F. Hoover 1966-10-15 10159 Riverside Dead Indian Crk wash, S of Palm Desert Comment
  RSA296850  Pseudobahia bahiifolia Robert F. Hoover 1937-5-4 2038 Stanislaus 8 miles east of Oakdale Comment
  OBI16450  Pseudognaphalium beneolens Robert F. Hoover 1964-7-11 9174 San Luis Obispo Price Cyn Comment
  OBI16445  Pseudognaphalium biolettii Robert F. Hoover 1967-3-15 10249 San Luis Obispo Oak Park district, N of Arroyo Grande Comment
  CAS-BOT-BC356831  Pseudognaphalium californicum R. F. Hoover 1950-5-30 7950 San Luis Obispo Mouth of Arroyo de la Cruz (just south of) Comment
  OBI16425  Pseudognaphalium californicum Robert F. Hoover 1966-7-13 9896 San Luis Obispo 5.5 mi SE of Santa Margarita; W of Salinas River opp Pilitas Crk Comment
  OBI16430  Pseudognaphalium luteoalbum Robert F. Hoover 1946-10-2 6455 San Luis Obispo C.P.S. campus, San Luis Obispo Comment
  CAS-BOT-BC361545  Pseudognaphalium stramineum R. F. Hoover 1947-8-13 7373 San Luis Obispo South of Hazard Canyon Comment
  JEPS20514  Pseudognaphalium stramineum R. F. Hoover 1941-5-24 5224 Monterey just s Point Pinos; Pacific Grove Comment
  GH355345  Pseudotsuga menziesii R. F. Hoover 1941-6-7 5318 Unknown Two miles southeast of Monte Rio on road to Camp Meeker Comment
  UC766970  Pseudotsuga menziesii var. menziesii R. F. Hoover 1941-2-12 4760 San Mateo above La Honda; La Honda Creek Comment
  JEPS40483  Psilocarphus brevissimus var. brevissimus R. F. Hoover 1935-3-28 389 Stanislaus 10 mi w Modesto Comment
  JEPS40485  Psilocarphus brevissimus var. brevissimus R. F. Hoover 1935-5-30 607 Merced Athlone Comment
  JEPS40504  Psilocarphus oregonus R. F. Hoover 1935-4-12 504 Stanislaus Claus Comment
  JEPS40541  Psilocarphus tenellus R. F. Hoover 1937-5-29 2339 Calaveras Mercer's Cave Comment
  OBI15562  Psilocarphus tenellus Robert F. Hoover 1947-3-26 6749 San Luis Obispo Price Cyn (just S of) Comment
  JEPS40542  Psilocarphus tenellus R. F. Hoover 1937-4-24 2000 Stanislaus between Oakdale and Warnerville Comment
  CAS-BOT-BC353634  Psorothamnus emoryi R. F. Hoover 1966-10-15 10158 Riverside Dead Indian Creek wash, south of Palm Desert Comment
  OBI13262  Psorothamnus emoryi Robert F. Hoover 1966-10-15 10158 Riverside Dead Indian Crk wash, S of Palm Desert Comment
  UC763173  Pyrola picta R. F. Hoover 1938-7-19 3703 Tuolumne Trail from Brightman Flat to Eagle Meadow Comment
  GH344194  Quercus X alvordiana R. F. Hoover 1938-10-9 3882 Unknown First ridge off Hollister-King City road, on Hernandez road Comment
  GH343380  Quercus X morehus R. F. Hoover 1941-2-12 4764 Unknown Northwest of Saratoga Summit Comment
  CAS-BOT-BC105010  Quercus X morehus R. F. Hoover 1966-5-15 9858 San Luis Obispo Oak Park district (N of Arroyo Grande) Comment
  CAS-BOT-BC62375  Quercus chrysolepis R. F. Hoover 1957-8-28 8404 San Luis Obispo Between Rocky Butte and Pine Mt.m above San Simeon Comment
  OBI39882  Quercus cornelius-mulleri D. A. Hoover 1985-4-11 282 San Bernardino Big Morongo Preserve, South of Morongo Valley 884 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
  RSA43113  Quercus dumosa Robert F. Hoover 1946-8-18 6321 San Luis Obispo Calf Canyon, E of Santa Margarita Comment
  CAS-BOT-BC79325  Quercus dumosa R. F. Hoover 1946-9-15 6420 San Luis Obispo E slope of La Panza Range Comment
  CAS-BOT-BC94614  Quercus garryana R. F. Hoover 1957-8-28 8405 San Luis Obispo Between Rocky Butte and Pine Mt., above San Simeon Comment
  GH343230  Quercus garryana var. breweri R. F. Hoover 1940-10-13 4688 Unknown Avery Station Comment
  OBI14225  Quercus lobata Robert F. Hoover 1964-11-1 9325 Monterey Monterey-Salinas hwy near jctn of San Benancio rd Comment
  UC1276264  Quercus lobata R. F. Hoover 1957-7-19 8390 San Luis Obispo from Cambria to Adelaida Road (trail to Cypress Mt.) Comment
  UC762735  Quercus wislizeni Robert F. Hoover 1935-4-12 151 a Stanislaus Modesto Comment
  UC767471  Raillardella argentea R. F. Hoover 1939-7-28 4196 Tuolumne Red Peak Comment
  POM277277  Ranunculus californicus Robert F. Hoover 1936-3-17 778 Stanislaus Warnerville Comment
  UC766203  Ranunculus canus Robert F. Hoover 1936-3-2 755 Stanislaus eight mi e Oakdale Comment
  POM277276  Ranunculus canus Robert F. Hoover 1938-1-9 2729 Alameda Crane Ridge Comment
  POM277285  Ranunculus eschscholtzii Robert F. Hoover 1941-7-22 5520 Tuolumne Emigrant Meadow Comment
  UC767497  Ranunculus muricatus R. F. Hoover 1937-5-18 2225 Sutter Pleasant Grove Comment
  POM277283  Ranunculus occidentalis var. ultramontanus Robert F. Hoover 1939-7-27 4186 Alpine N side of Pigeon Flat Comment
  RSA277280  Ranunculus pusillus Robert F. Hoover 1941-5-11 5039 Mendocino Ukiah Valley N of Ukiah Comment
  OBI14976  Raphanus raphanistrum R. L. Hoover 1968-4-11 19 Napa One block W of hwy 1 on Palm Ave, Marina Comment
  OBI19375  Rhus aromatica Robert F. Hoover 1966-10-1 10105 San Luis Obispo Basquez Canyon, tributary to lower Lopez Canyon Comment
  GH347169  Rhus trilobata R. F. Hoover 1937-6-30 2574 Unknown Dunlap Comment
  CAS-BOT-BC92480  Ribes aureum var. gracillimum R. F. Hoover 1964-4-13 8701 San Luis Obispo 2 miles south of Atascadero, west of Highway 101. Comment
  CAS-BOT-BC169021  Ribes indecorum R. F. Hoover 1947-3-9 6664 San Luis Obispo Head of Calf Canyon e. of Santa Margarita Comment
  CAS-BOT-BC169073  Ribes indecorum R. F. Hoover 1964-3-14 8649 Santa Barbara Head of Lopez Canyon Comment
  CAS-BOT-BC169016  Ribes indecorum R. F. Hoover 1947-1-4 6581 San Luis Obispo Upper Arroyo Grande, near junction of Lopez Canyon on shaded slope. Comment
  CAS-BOT-BC169020  Ribes indecorum R. F. Hoover 1947-1-6 6590 San Luis Obispo Upper Coon Creek, San Luis Range Comment
  OBI14045  Ribes indecorum Robert F. Hoover 1964-1-19 8627 San Luis Obispo Lower Coon crk, San LUis Range Comment
  CAS-BOT-BC168965  Ribes malvaceum R. F. Hoover 1966-1-18 9732 San Luis Obispo Los Osos Comment
  OBI14050  Ribes malvaceum Robert F. Hoover 1947-1-6 6592 San Luis Obispo Above head of See Cyn, San Luis Range Comment
  UC1315076  Ribes menziesii R. F. Hoover 1967-2-18 10222 San Luis Obispo Diablo Canyon San Luis Range Comment
  UC1296044  Ribes menziesii R. F. Hoover 1947-2-8 6608 San Luis Obispo Pettit Canyon (Sycamore Canyon of USGS maps) San Luis Range Comment
  UC764936  Ribes sanguineum var. glutinosum R. F. Hoover 1941-2-2 4751 Marin head Drake's Estero Comment
  UC764956  Ribes sanguineum var. glutinosum R. F. Hoover 1938-2-16 2746 Alameda Strawberry Canyon Berkeley Hills Comment
  CAS-BOT-BC144463  Ribes sericeum R. F. Hoover 1953-5-3 8287 San Luis Obispo Lopez Canyon Comment
  CAS-BOT-BC144465  Ribes sericeum R. F. Hoover 1953-5-3 8287 San Luis Obispo Lopez Canyon Comment
  OBI14025  Ribes sericeum Robert F. Hoover 1946-12-15 6571 San Luis Obispo Upper Morro Crk Comment
  CAS-BOT-BC173755  Ribes speciosum R. F. Hoover 1964-5-13 8836 San Luis Obispo Santa Rita Creek west of Templeton Comment
  CAS-BOT-BC173753  Ribes speciosum R. F. Hoover 1967-2-15 10203 San Luis Obispo Upper Arroyo Grande above Routzahn Park Comment
  UC1284937  Romanzoffia californica R. F. Hoover 1964-4-8 8682 Marin above Alpine Dam Comment
  UC1296149  Rorippa nasturtium-aquaticum R. F. Hoover 1949-5-7 7660 San Luis Obispo just n Piedras Blancas Point; just n Piedras Blancas Point Comment
  OBI14965  Rorippa palustris subsp. palustris Robert F. Hoover 1964-4-13 8695 San Luis Obispo Atascadero Lake at Atascadero Comment
  OBI10020  Rosa californica Robert F. Hoover 1966-9-21 10091 San Luis Obispo 1 mi E of Bromela siding, Santa Maria Valley Comment
  CAS-BOT-BC146681  Rosa gymnocarpa R. F. Hoover 1964-5-13 8847 San Luis Obispo South Fork of Old Creek Comment
  GH345988  Rosa gymnocarpa R. F. Hoover 1941-5-14 5076 Unknown Three miles south of Monte Rio on road to Camp Meeker Comment
  OBI10017  Rosa gymnocarpa Robert F. Hoover 1950-6-21 8003 San Luis Obispo Between rocky Butte and Pine Mt, Santa Lucia Mts Comment
  UC766411  Rosa gymnocarpa R. F. Hoover 1941-5-14 5076 Sonoma 3 mi s Monte Rio (on road to Camp Meeker) Comment
  UC1296073  Rosa gymnocarpa var. gymnocarpa R. F. Hoover 1965-5-24 9408 San Luis Obispo ridge nw Cuesta Pass; Santa Lucia Range Comment
  UC1296075  Rosa spithamea R. F. Hoover 1946-8-26 6348 San Luis Obispo near Sunnyside School; Osos Valley Comment
  GH346201  Rubus parviflorus R. F. Hoover 1941-7-17 5483 Unknown North side of Pigeon Flat Comment
  OBI9977  Rubus ursinus R. F. Hoover 1948-5-3 7516 San Luis Obispo See Cyn Comment
  CAS-BOT-BC422070  Rumex acetosella R. F. Hoover 1964-6-11 9036 San Luis Obispo Just south of Hazard Canyon Comment
  CAS-BOT-BC422071  Rumex acetosella R. F. Hoover 1966-9-12 9980 San Luis Obispo Site of Bellevue-Santa Fe School, just north of Hidden Valley Hot Springs Comment
  CAS-BOT-BC421814  Rumex conglomeratus R. F. Hoover 1964-7-11 9158 San Luis Obispo Edna Marsh. Comment
  CAS-BOT-BC433540  Rumex fueginus R. F. Hoover 1947-7-18 7313 San Luis Obispo Oceano Beach Comment
  CAS-BOT-BC433986  Rumex salicifolius R. F. Hoover 1964-6-6 8977 San Luis Obispo Los Osos Comment
  UC1296087  Rumex salicifolius var. salicifolius R. F. Hoover 1964-8-13 9228 San Luis Obispo Mouth of Morro Creek Comment
  OBI12753  Rupertia physodes Robert F. Hoover 1967-12-3 10887 San Luis Obispo Lower Lopez Cyn Comment
  UC766179  Sagina apetala R. F. Hoover 1937-5-4 2059 Merced 5 mi. n. Snelling Comment
  CAS-BOT-BC103278  Salix bonplandiana R. F. Hoover 1953-5-16 8299 San Luis Obispo Grant Lake Comment
  OBI9867  Salix breweri Robert F. Hoover 1964-5-13 8825 San Luis Obispo Tassajera Crk Comment
  CAS-BOT-BC103937  Salix exigua R. F. Hoover 1968-7-7 77 Santa Barbara one mile west of Stanton Ranch house in Central Valley, Santa Cruz Island Comment
  OBI9839  Salix laevigata Robert F. Hoover 1947-3-19 6702 San Luis Obispo Oak Park District Comment
  OBI9841  Salix laevigata Robert F. Hoover 1953-5-16 8200 San Luis Obispo Grant Lake on margin of dry lakebed Comment
  GH383521  Salix lasiolepis R. F. Hoover 1940-2-11 4214 Unknown Maze Road at San Joaquin River Comment
  OBI9821  Salix lasiolepis Robert F. Hoover 1947-3-19 6700 San Luis Obispo Oak Park District Comment
  OBI9834  Salix lasiolepis Betty Hoover 1962-2-23 2 San Luis Obispo Cambria Pine District Comment
  CAS-BOT-BC107241  Salix lasiolepis var. bigelovii R. F. Hoover 1967-3-5 10237 San Luis Obispo Lower part of Lopez Canyon Comment
  CAS-BOT-BC126450  Salix sitchensis R. F. Hoover 1947-4-27 7109 San Luis Obispo Morro Creek, above base of grade on highway to Atascadero Comment
  OBI9870  Salix sitchensis Robert F. Hoover 1947-3-16 6670 San Luis Obispo Coast just S of Monterey Co. line Comment
  OBI13578  Salvia brandegeei Robert F. Hoover 1960-1-28 8515 San Luis Obispo Cultivated in SLO Comment
  OBI13571  Salvia carduacea Robert F. Hoover 1967-4-9 10414 San Luis Obispo Cyn In Temblor Range near N end of Elkhorn Plain Comment
  UC596448  Salvia columbariae R. F. Hoover 1938-3-27 2925 Kings above Kettleman City (Kettleman Hills); Kettleman Hills Comment
  UC762125  Salvia columbariae R. F. Hoover 1938-3-20 2889 Merced 10 mi s Los Banos Comment
  UC762472  Salvia columbariae R. F. Hoover 1940-3-23 4252 Kings above Avenal (Kettleman Hills); Kettleman Hills Comment
  UC762478  Salvia columbariae R. F. Hoover 1938-3-27 2925 Kings above Kettleman City (Kettleman Hills); Kettleman Hills Comment
  SBBG40279  Salvia columbariae R. F. Hoover 1969-3-28 11206 Monterey 5 mi NE of King City on Hollister rd, hill above San Lorenzo Crk Comment
  UC1392689  Salvia columbariae R. F. Hoover 1969-3-28 11206 Monterey 5 mi ne King City (on Hollister road, above San Lorenzo Creek) Comment
  CAS-BOT-BC225190  Salvia sonomensis R. F. Hoover 1964-4-15 8729 San Luis Obispo Ridge northwest of Cuesta Pass, just below TV transmitter Comment
  CAS-BOT-BC225191  Salvia sonomensis R. F. Hoover 1964-4-15 8729 San Luis Obispo Ridge northwest of Cuesta Pass, just below TV transmitter Comment
  UC762471  Salvia sonomensis R. F. Hoover 1937-6-10 2414 Amador Ione Comment
  OBI13527  Salvia sonomensis Robert F. Hoover 1947-5-31 7242 San Luis Obispo Pine Mtn of La Panza Range Comment
  JEPS35340  Sambucus mexicana R. F. Hoover 1964-7-11 9176 San Luis Obispo 3 mi nw Nipomo Comment
  SEINET10852051 Image available Sanicula arguta Robert F. Hoover 1958-3-3 Hoover 8411 San Luis Obispo Steiner Crk. at mouth of Serrano Canyon, on open slope. Contrasted with #8410 (S. arguta Greene). Comment
  OBI8773  Sanicula crassicaulis Robert F. Hoover 1950-5-6 7874 San Luis Obispo East slopes of La Panza Range Comment
  HSC101027  Sanicula graveolens Lisa D. Hoover 2010-6-24 30 Trinity Cobb Ridge area. From Hwy 36 take Ruth Rd (Rte 501 becomes Rte 504), to Three Forks, then take 27N33. 1146 Comment
  OBI8784  Sanicula laciniata Robert F. Hoover 1947-3-26 6763 San Luis Obispo Oak Park district, in burned over area Comment
  RSA201549  Sanicula maritima Robert F. Hoover 1947-3-16 6683 San Luis Obispo Arroyo de la Cruz (just north of) near ocean on Hwy 1 Comment
  RSA201624  Sanicula maritima Robert F. Hoover 1947-4-13 6928 San Luis Obispo Los Osos Valley Comment
  UC762317  Sarcodes sanguinea R. F. Hoover 1941-7-17 5503 Tuolumne Eagle Meadow Comment
  UC764963  Saxifraga californica R. F. Hoover 1938-3-10 2833 Alameda near Livermore (Arroyo Mocho); Arroyo Mocho Comment
  JEPS35312  Scabiosa atropurpurea R. F. Hoover 1957-8-28 8393 San Luis Obispo San Simeon Creek, at abandoned schoolhouse San Simeon Creek Comment
  OBI3015  Scabiosa atropurpurea Robert F. Hoover 1957-8-28 8393 San Luis Obispo San Simeon Crk, by roadside Comment
  CAS-BOT-BC239951  Schismus arabicus R. F. Hoover 1965-4-24 9345 San Luis Obispo Hill just east of San Juan River, La Panza district Comment
  OBI22197  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
  UC1146319  Scirpus cernuus R. F. Hoover 1965-5-22 9406 San Luis Obispo among pines n Cambria Comment
  UCR97952  Scirpus cernuus var. californicus D. A. Hoover 1985-4-21 362 San Bernardino Mojave Desert, Big Morongo Preserve in Big Morongo Canyon, south of town of Morongo Valley, along the Willow Trail behind the manager's residence 762 Comment
  UC766234  Scirpus congdonii R. F. Hoover 1940-7-25 4462 Tuolumne Eagle Meadow Comment
  UC596491  Scirpus maritimus R. F. Hoover 1935-8-8 709 Stanislaus 10 mi s Modesto Comment
  OBI22594  Scirpus microcarpus Robert F. Hoover 1947-7-27 7340 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  UC765856  Scoliopus bigelovii R. F. Hoover 1939-3-3 3897 San Mateo above Portola (on La Honda rd.) Comment
  JEPS35045  Scrophularia atrata R. F. Hoover 1959-5-12 8502 San Luis Obispo immediately ne Pismo Beach (Price Canyon) Comment
  JEPS35335  Scrophularia atrata R. F. Hoover 1964-6-10 9018 San Luis Obispo just e Avila (Mallagh's Landing) Comment
  JEPS35333  Scrophularia californica R. F. Hoover 1964-6-7 8982 San Luis Obispo lower canyon of San Carpoforo Creek Comment
  JEPS11416  Scrophularia californica subsp. floribunda R. F. Hoover 1939-5-10 4088 Placer 2 mi e Lincoln Comment
  UC762485  Scutellaria siphocampyloides R. F. Hoover 1937-5-29 2343 Calaveras Mercer's Cave Comment
  UC769947  Selaginella watsonii R. F. Hoover 1936-6-25 1399 Tuolumne Brightman's Flat Comment
  OBI15541  Senecio aronicoides Robert F. Hoover 1958-5-8 8469 San Luis Obispo Santa Rita Crk W of Templeton Comment
  CAS-BOT-BC363476  Senecio californicus R. F. Hoover 1968-4-11 11006 Monterey Marina Beach Comment
  OBI15497  Senecio douglasii var. douglasii Robert F. Hoover 2017-4-5 6305 San Luis Obispo West base of La Panza Range (Sycamore crk) Comment
  UC1450989  Senecio flaccidus var. douglasii R. F. Hoover 1969-10-5 11639 San Luis Obispo n side of lower Cuyama Valley; Cuyama Valley Comment
  JEPS37295  Senecio integerrimus var. exaltatus R. F. Hoover 1936-6-20 1357 Tuolumne Eagle Peak Comment
  UC762618  Senecio integerrimus var. exaltatus R. F. Hoover 1941-7-19 5504 Tuolumne Eagle Meadow Comment
  CAS-BOT-BC364622  Senecio vulgaris R. F. Hoover 1967-2-18 10214 San Luis Obispo Diablo Canyon, San Luis Range Comment
  UC766386  Shepherdia argentea R. F. Hoover 1940-10-11 4685 Alpine Markleeville Comment
  UC763049  Sidalcea calycosa R. F. Hoover 1937-6-3 2360 Tuolumne 2 mi n Keystone; n of Keystone Comment
  OBI12324  Sidalcea hickmanii subsp. anomala Robert F. Hoover 1964-6-6 8948 San Luis Obispo Ridge NW of Cuesta Pass Comment
  JEPS67221  Sidalcea hirsuta R. F. Hoover 1936-4-29 1045 Stanislaus Warnerville Comment
  RSA216725  Silene californica Robert F. Hoover 1965-6-29 9468 Mendocino South Fork of Big River between Orr s Springs and Montgomery Creek. Comment
  OBI19458  Silene gallica Robert F. Hoover 1947-3-19 6696 San Luis Obispo Oak Park district Comment
  UC767047  Silene gallica R. F. Hoover 1935-3-18 378 Stanislaus Modesto Comment
  CAS-BOT-BC389406  Silene lemmonii R. F. Hoover 1950-6-20 7994 San Luis Obispo 7 miles w. of Templeton on road to Cambria Comment
  UC766218  Silene sargentii R. F. Hoover 1940-7-24 4453 Alpine w side of Sonora Peak Comment
  OBI15472  Silybum marianum Robert F. Hoover 1964-7-9 9124 San Luis Obispo Santa Margarita, along railways Comment
  OBI20928  Simmondsia chinensis Robert F. Hoover 1966-10-15 10178 Riverside Bighorn Dr, San Jacinto Mts Comment
  UC764838  Sinapis arvensis R. F. Hoover 1938-4-1 2956 Santa Clara Morgan Hill Comment
  CAS-BOT-BC75144  Sisymbrium altissimum Robert F. Hoover 1969-7-12 11473 San Luis Obispo Salinas River at Paso Robles. Comment
  UCR39151  Sisymbrium altissimum D. A. Hoover 1985-5-23 511 San Bernardino Little San Bernardino Mtns/Southern Mojave Desert, Morongo Canyon, SE of Morongo Valley. Edge of dry wash near upper end of Desert Wash Trail 777 Comment
  CAS-BOT-BC157539  Solanum umbelliferum R. F. Hoover 1969-8-10 11536 Monterey Marina Comment
  UC1315083  Solanum umbelliferum R. F. Hoover 1967-2-18 10216 San Luis Obispo San Luis Range, Diablo Canyon Diablo Canyon; San Luis Range, Diablo Canyon Comment
  UC766852  Solanum umbelliferum R. F. Hoover 1938-1-9 2726 Alameda s of Livermore (Arroyo Mocho); Arroyo Mocho Comment
  OBI9095  Solanum xanti Robert F. Hoover 1947-3-16 6675 San Luis Obispo Coast just S of Monterey Co line Comment
  CAS-BOT-BC365335  Solidago confinis R. F. Hoover 1947-9-13 7392 San Luis Obispo Black Lake Canyon, s. of Arroyo Grande Comment
  OBI15459  Solidago confinis Robert F. Hoover 1967-9-16 10872 San Luis Obispo 1 mi N of Oso Flaco Lake Comment
  UC1285357  Solidago confinis R. F. Hoover 1947-9-13 7392 San Luis Obispo s Arroyo Grande; Black Lake Canyon Comment
  CAS-BOT-BC365530  Solidago elongata R. F. Hoover 1965-9-7 9541 San Luis Obispo Santa Lucia Range. Santa Rita Creek west of Templeton Comment
  CAS-BOT-BC365531  Solidago elongata R. F. Hoover 1966-9-13 10000 San Luis Obispo Ragged Point Comment
  CAS-BOT-BC365736  Solidago spathulata R. F. Hoover 1963-7-30 8590 San Luis Obispo Northeast side of Los Osos Valley Comment
  CAS-BOT-BC365112  Solidago velutina subsp. californica R. F. Hoover 1967-9-5 10836 Placer Carnelian Bay, Lake Tahoe Comment
  JEPS32349  Solidago velutina subsp. californica R. F. Hoover 1938-9-30 3869 Tuolumne 3 mi n Keystone Comment
  JEPS32350  Solidago velutina subsp. californica R. F. Hoover 1934-10-22 191 Stanislaus Modesto Comment
  UC761999  Solidago velutina subsp. californica R. F. Hoover 1938-9-30 3869 Tuolumne 3 mi n Keystone Comment
  CAS-BOT-BC365919  Soliva sessilis R. F. Hoover 1948-4-25 7491 San Luis Obispo Price Canyon Comment
  OBI15390  Sonchus asper Robert F. Hoover 1964-5-15 8900 San Luis Obispo On coast S of San Carpoforo Crk Comment
  OBI15389  Sonchus oleraceus Robert F. Hoover 1964-4-14 8704 San Luis Obispo San Luis Obispo Comment
  OBI17388  Spergularia bocconi Robert F. Hoover 1964-7-11 9187 San Luis Obispo Shell Beach Comment
  OBI17382  Spergularia macrotheca Robert F. Hoover 1967-4-28 10514 Contra Costa Byron Hot Springs Comment
  UC767693  Sporobolus airoides R. F. Hoover 1937-5-18 2180 San Joaquin near Lathrop Comment
  OBI13484  Stachys ajugoides Robert F. Hoover 1969-7-13 11462 San Luis Obispo Atascadero Comment
  UCLA71602  Stachys ajugoides var. ajugoides Robert F. Hoover 1940-8-25 4535 Lake Borax Lake Comment
  UC761969  Stachys ajugoides var. rigida R. F. Hoover 1938-4-30 3279 Merced Pacheco Pass summit Pacheco Pass Comment
  UCR40291  Stachys albens D. A. Hoover 1985-7-10 612 San Bernardino Little San Bernardino Mtns/Southern Mojave Desert, The Nature Conservancy Big Morongo Preserve, near upper end of Willow Trail and west of the stream 762 Comment
  UCLA71351  Stachys bullata R. F. Hoover 1941-5-24 5212 Monterey Pacific Grove Comment
  SBBG95321  Stachys chamissonis R. F. Hoover 1969-6-5 11371 San Luis Obispo Oak Park district, Arroyo Grande Comment
  OBI13462  Stachys pycnantha Robert F. Hoover 1965-9-18 9572 San Luis Obispo Trout Crk just E of Santa Margarita Comment
  UC771637  Stachys pycnantha R. F. Hoover 1946-6-30 6209 San Luis Obispo Rinconada Mine, between Santa Margarita and Pozo. Comment
  UC1296264  Stanleya pinnata R. F. Hoover 1951-4-20 8051 San Luis Obispo e Soda L.; e side Carrizo Plain Comment
  UC762874  Staphylea bolanderi R. F. Hoover 1940-4-20 4362 Fresno between Dunlap and Miramonte Comment
  UC768655  Stebbinsoseris heterocarpa Robert F. Hoover 1937-3-25 1655 Merced nine mi w Los Banos Comment
  OBI15603  Stebbinsoseris heterocarpa Robert F. Hoover 1948-4-17 7459 San Luis Obispo Creston Comment
  UC767010  Stellaria littoralis R. F. Hoover 1941-6-19 5369 Marin nw of Inverness; Inverness Ridge Comment
  JEPS31319  Stenotus acaulis Robert F. Hoover 1936-6-20 1364 Tuolumne Eagle Peak Comment
  JEPS35245  Stephanomeria elata R. F. Hoover 1946-8-8 6278 San Luis Obispo n end Morro Bay Comment
  OBI15407  Stephanomeria elata Robert F. Hoover 1946-10-5 6463 San Luis Obispo N end of Morro Bay Comment
  UC771649  Stephanomeria elata R. F. Hoover 1946-8-26 6351 San Luis Obispo Los Osos Valley Comment
  OBI15427  Stephanomeria exigua subsp. carotifera Robert F. Hoover 1965-9-22 9636 San Luis Obispo San Bernardo Crk E of Morro Bay Comment
  RSA223668  Stephanomeria exigua subsp. carotifera Robert F. Hoover 1965-9-22 9636 San Luis Obispo San Bernardino Creek east of Morro Bay. Comment
  SD77917  Stephanomeria exigua subsp. carotifera R. F. Hoover 1965-9-22 9636 San Luis Obispo San Bernardo Creek east of Morro Bay. Comment
  CAS-BOT-BC375387  Stephanomeria exigua subsp. coronaria R. F. Hoover 1946-6-30 6220 San Luis Obispo La Panza district Comment
  UC1321314  Stephanomeria exigua subsp. coronaria R. F. Hoover 1965-9-18 9585 San Luis Obispo Calf Canyon Comment
  UC1321353  Stephanomeria exigua subsp. coronaria R. F. Hoover 1966-9-9 9973 Monterey just n Limekiln Creek (River Road, w of Gonzales) Comment
  UC771699  Stephanomeria pauciflora R. F. Hoover 1946-9-15 6412 San Luis Obispo w of Simmler (w edge of Carrizo Plain); Carrizo Plain Comment
  UC596248  Stephanomeria virgata subsp. pleurocarpa R. F. Hoover 1934-10-21 185 Merced Livingston Comment
  UC596292  Stephanomeria virgata subsp. pleurocarpa R. F. Hoover 1934-10-20 186 Stanislaus 15 mi s Modesto (near San Joaquin River, w of Crows Landing road) Comment
  SFV9311  Stillingia paucidentata D. H. Hoover 1968-3-23 68 41B Riverside Colorado Desert Mission Creek Road, south of Morongo Valley and north of Whitewater (Palm Springs Inct.). Comment
  OBI22245  Stipa cernua Robert F. Hoover 1947-5-10 7142 San Luis Obispo Lower Cuyama Valley, between Carrizo and Taylor Cyns Comment
  OBI22265  Stipa lepida Robert F. Hoover 1937-5-16 2156 Mariposa 2 mi W of Coulterville Comment
  OBI22287  Stipa speciosa Robert F. Hoover 1967-4-1 10329 San Luis Obispo Canyon in Temblor Range nera N end of Elkhorn Plain Comment
  CAS-BOT-BC87174  Streptanthus glandulosus subsp. glandulosus R. F. Hoover 1949-4-26 7634 San Luis Obispo Mouth of Poly Canyon. Comment
  UC596393  Streptanthus glandulosus subsp. glandulosus R. F. Hoover 1938-4-23 3205 Colusa grade on Rumsey-Arbuckle road Rumsey-Arbuckle road Comment
  UC1296275  Streptanthus glandulosus subsp. glandulosus R. F. Hoover 1946-6-1 6109 San Luis Obispo on grade e Cambria Comment
  CAS-BOT-BC87469  Streptanthus polygaloides Robert F. Hoover 1937-6-3 2362 Tuolumne Three miles north of Keystone. Comment
  CAS-BOT-BC87472  Streptanthus polygaloides Robert F. Hoover 1967-6-16 10636 Tuolumne 3 miles south of Chinese Camp. Comment
  CAS-BOT-BC87473  Streptanthus polygaloides Robert F. Hoover 1969-5-23 11332 Tuolumne 3 miles south of Chinese Camp. Comment
  OBI14878  Streptanthus polygaloides Robert F. Hoover 1969-5-23 11332 Tuolumne 3 mi S of Chinese Camp Comment
  CAS-BOT-BC376048  Stylocline gnaphaloides R. F. Hoover 1947-3-26 6748 San Luis Obispo Price Canyon (just s. of) Comment
  CAS-BOT-BC376049  Stylocline gnaphaloides R. F. Hoover 1969-5-3 11299 San Luis Obispo Upper Arroyo Grande Comment
  CAS-BOT-BC110382  Suaeda californica R. F. Hoover 1946-8-8 6283 San Luis Obispo North end of Morro Bay, at edge of beach. Comment
  CAS-BOT-BC237053  Symphoricarpos mollis R. F. Hoover 1950-6-20 7985 San Luis Obispo 6 mi. W of Templeton on road to Cambria Comment
  CAS-BOT-BC237055  Symphoricarpos mollis R. F. Hoover 1950-6-5 7979 San Luis Obispo Ridge northwest of Cuesta Pass, Santa Lucia Range Comment
  JEPS35306  Symphoricarpos mollis R. F. Hoover 1950-6-5 7979 San Luis Obispo ridge nw Cuesta Pass; Santa Lucia Range Comment
  GH386446  Symphoricarpos rotundifolius R. F. Hoover 1938-7-18 3675 Unknown Relief Reservoir Comment
  UCSB22836  Symphyotrichum spathulatum Hoover, Robert 1938-8-16 Mariposa Peregoy Meadow Comment
  OBI11894  Taraxia ovata Robert F. Hoover 1948-3-4 7425 San Luis Obispo Osos Valley Comment
  OBI11896  Taraxia ovata Robert F. Hoover 1959-4-3 8490 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State hwy 1 Comment
  OBI3255  Taraxia ovata R. L. Hoover 1968-4-11 40 Monterey 3 mi S of US 101 on Crazy Horse Cyn rd Comment
  JEPS38105  Tetradymia glabrata R. F. Hoover 1940-10-5 4665 Lassen Wendel Comment
  OBI11977  Tetrapteron graciliflorum Robert F. Hoover 1950-4-30 7863 San Luis Obispo La Panza district Comment
  OBI12733  Thermopsis californica var. californica Robert F. Hoover 1964-5-11 8759 San Luis Obispo 5 mi W of Pozo Comment
  RSA43224  Thermopsis californica var. californica Robert F. Hoover 1946-6-15 6149 San Luis Obispo Rinconada Mine, between Santa Margarita and Pozo Comment
  UC1285138  Thermopsis macrophylla R. F. Hoover 1946-6-15 6149 San Luis Obispo between Santa Margarita and Pozo; Rinconada Mine Comment
  UC1296169  Thysanocarpus curvipes R. F. Hoover 1947-3-29 6784 San Luis Obispo Atascadero Comment
  OBI77666  Thysanocarpus curvipes subsp. elegans R. L. Hoover 1968-4-20 60 Napa In field NE of jctn of Aetna Springs, Pope Valley, and Butts Cyn rds Comment
  OBI14847  Thysanocarpus laciniatus Robert F. Hoover 1958-3-19 8427 San Luis Obispo Carrizo Plain, near N base of Caliente Mt Comment
  UC1296171  Thysanocarpus laciniatus R. F. Hoover 1965-1-31 9329 San Luis Obispo on Johnson Ave. extension near junction with Arroyo Grande road s San Luis Obispo Comment
  UC1296172  Thysanocarpus laciniatus R. F. Hoover 1949-4-2 7564 San Luis Obispo Cholame Valley at foot Cottonwood Pass grade; Cholame Valley at foot of Cottonwood Pass grade Comment
  UC765051  Thysanocarpus laciniatus R. F. Hoover 1938-3-10 2829 Alameda at foot of grade near Livermore (Arroyo Mocho); Arroyo Mocho Comment
  UC762985  Tiquilia nuttallii R. F. Hoover 1941-7-5 5417 Mono near Mill Creek on plain at n.w. corner of Mono Lake Comment
  UC771732  Trichostema lanatum R. F. Hoover 1946-6-15 6150 San Luis Obispo Rinconada Mine, betw. Santa Margarita and Pozo Comment
  UC763229  Trichostema lanceolatum R. F. Hoover 1936-10-1 1598 Merced El Nido Comment
  UC762790  Trichostema laxum R. F. Hoover 1938-6-8 3546 Lake Butts Canyon Comment
  CAS-BOT-BC220859  Trichostema ovatum R. F. Hoover 1946-10-13 6491 San Luis Obispo East edge of Cuyama Valley near Kern Co. line Comment
  CAS-BOT-BC220867  Trichostema ovatum R. F. Hoover 1937-7-14 2616 Fresno Mendota Comment
  JEPS63176  Trichostema ovatum R. F. Hoover 1937-6-30 2589 Fresno Kerman Comment
  OBI13448  Trichostema ovatum Robert F. Hoover 1969-10-6 11646 San Luis Obispo East end of Cuyama Valley near Kern co. line Comment
  UC596153  Trichostema ovatum R. F. Hoover 1937-6-30 2589 Fresno Kerman Comment
  UCLA54778  Trichostema ovatum R. F. Hoover 1937-6-30 2589 Fresno Kerman Comment
  SEINET13948236 Image available Trichostema ovatum Robert F. Hoover 1937-1 2587 Fresno Raisin City Comment
  JEPS63185  Trichostema rubisepalum R. F. Hoover 1937-9-3 2716 Tuolumne 2 mi S of Chinese camp Comment
  UC763237  Trichostema simulatum R. F. Hoover 1940-10-11 4686 Alpine Markleeville Comment
  OBI12726  Trifolium albopurpureum Robert F. Hoover 1966-4-20 9821 San Luis Obispo 4 mi E of Creston on rd toward la Panza Comment
  UC764697  Trifolium albopurpureum var. albopurpureum Robert F. Hoover 1936-3-17 764 Stanislaus La Grange Comment
  UC764713  Trifolium barbigerum R. F. Hoover 1938-4-10 3035 Alameda e edge Livermore Valley Comment
  OBI12704  Trifolium ciliolatum R. L. Hoover 1968-4-20 46 Napa On Howell Mtn rd, 2.6 mi NE of State Rte 29/128, on W side of rd Comment
  OBI12695  Trifolium depauperatum var. depauperatum Robert F. Hoover 1967-3-22 10254 San Luis Obispo N side of Soda lake, Carrizo Plain Comment
  UC764043  Trifolium depauperatum var. truncatum R. F. Hoover 1940-4-12 4330 Stanislaus 10 mi s Modesto Comment
  OBI12687  Trifolium fucatum Robert F. Hoover 1969-4-22 11251 San Luis Obispo San Bernardo Crk E of Morro Bay Comment
  OBI12676  Trifolium grayi Robert F. Hoover 1952-4-8 8069 San Luis Obispo Pozo (1 mi W) Comment
  OBI12650  Trifolium subterraneum Robert F. Hoover 1959-5-16 8503 San Luis Obispo Cambria, near ocean bluff Comment
  OBI75559  Trifolium variegatum var. major Robert F. Hoover 1967-4-12 10421 San Luis Obispo Upper Arroyo Grande Comment
  UC1285154  Trifolium variegatum var. melananthum R. F. Hoover 1947-5-2 7119 San Luis Obispo Atascadero Comment
  UC596559  Trifolium willdenovii R. F. Hoover 1938-5-16 3417 Stanislaus near La Grange (on rd to Snelling) Comment
  UC764721  Trifolium willdenovii R. F. Hoover 1937-5-6 2090 Stanislaus Montspellier Comment
  UC764722  Trifolium willdenovii R. F. Hoover 1937-5-6 2081 San Joaquin 5 mi se Stockton Comment
  UC764728  Trifolium willdenovii R. F. Hoover 1935-3-18 374 San Joaquin w Ripon (San Joaquin River bridge) Comment
  OBI12645  Trifolium willdenovii Robert F. Hoover 1969-3-28 11195 Stanislaus W of Crow's Landing, on low hill at edge of San Joaquin Valley Comment
  OBI12630  Trifolium wormskioldii Robert F. Hoover 1947-4-18 6953 San Luis Obispo Mouth of San Simeon Crk Comment
  OBI12665  Trifolium wormskioldii Robert F. Hoover 1947-5-2 7119 San Luis Obispo Atascadero Comment
  UC767548  Triglochin maritima R. F. Hoover 1941-5-8 4990 Marin 2 mi nw Tiburon Comment
  JEPS10691  Triphysaria eriantha subsp. eriantha R. F. Hoover 1938-3-20 2873 Merced Volta Comment
  JEPS9117  Triphysaria micrantha R. F. Hoover 1939-3-19 3923 Fresno Piedra Comment
  JEPS9120  Triphysaria micrantha R. F. Hoover 1937-3-26 1700 Stanislaus 4 mi s Oakdale Comment
  JEPS3985  Triphysaria pusilla R. F. Hoover 1937-4-28 2006 Alameda ridge s Strawberry Canyon (Berkeley Hills); Berkeley Hills Comment
  JEPS11169  Triphysaria versicolor subsp. faucibarbata R. F. Hoover 1939-4-18 4034 Sonoma Occidental Comment
  JEPS11171  Triphysaria versicolor subsp. faucibarbata R. F. Hoover 1941-4-26 4921 Napa Pope Valley Comment
  UC767085  Trisetum projectum R. F. Hoover 1940-7-22 4424 Tuolumne n side Pigeon Flat Comment
  UC618187  Triteleia lilacina R. F. Hoover 1937-4-23 1950 Tuolumne 2 mi w Chinese Camp Comment
  RSA201600  Triteleia lugens Robert F. Hoover 1956-5-6 8374 San Benito 1.5 miles N of site of old Pinnacles Post Office, 27 miles from Hollister on road to King City Comment
  OBI6584  Triteleia lugens Robert F. Hoover 1965-5-9 9357 Monterey Upper Henry Sands Canyon, La Gloria Road, east of Gonzales Comment
  GH422490  Tropidocarpum capparideum R. F. Hoover 1937-4-3 1733 Unknown Tracy Comment
  UC596401  Tropidocarpum capparideum R. F. Hoover 1936-3-19 806 Contra Costa Byron Hot Springs Comment
  UC762895  Tropidocarpum gracile R. F. Hoover 1935-2-9 216 Merced nine mi w Los Banos Comment
  CAS-BOT-BC199777  Tuctoria greenei R. F. Hoover 1936-6-4 1287 Tulare Woodlake Comment
  JEPS71252  Tuctoria greenei R. F. Hoover 1936-6-8 1288 San Joaquin 2 mi e of Escalon Comment
  UC768734  Tuctoria greenei R. F. Hoover 1936-5-29 1251 Madera 8 mi n Madera Comment
  UC768736  Tuctoria greenei R. F. Hoover 1937-6-15 2441 Stanislaus Paulsell Comment
  CAS-BOT-BC404015  Urtica dioica subsp. holosericea R. F. Hoover 1967-10-7 10879 San Luis Obispo Oso Flaco Lake Comment
  OBI8716  Urtica dioica subsp. holosericea Robert F. Hoover 1967-10-7 10879 San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC199345  Vaccinium ovatum R. F. Hoover 1963-5-4 8561 San Luis Obispo Upper Coon Creek, San Luis Range Comment
  OBI8653  Verbena bracteata Robert F. Hoover 1966-9-16 10041 San Luis Obispo 3 mi S of Atascadero Comment
  OBI8655  Verbena californica Robert F. Hoover 1966-1 Tuolumne Comment
  UC768826  Veronica wormskjoldii R. F. Hoover 1939-7-26 4170 Tuolumne between Castle Rock and East Flange Rock Comment
  UC1285228  Vicia americana var. americana R. F. Hoover 1947-3-1 6630 San Luis Obispo Cambria Comment
  OBI78231  Vicia hassei Robert F. Hoover 1949-5-1 7651 San Luis Obispo Cholame Valley, at jctn of Cottonwood and Polonio Pass rds Comment
  OBI12619  Vicia ludoviciana Robert F. Hoover 1948-5-5 7518 San Luis Obispo Price Cyn Comment
  UC764647  Vicia villosa subsp. villosa R. F. Hoover 1935-6-2 641 Stanislaus Modesto Comment
  OBI8453  Viola pedunculata Robert F. Hoover 1969-3-28 11203 Merced E side of Pacheco Pass, on old rd about 1 mi E of summit Comment
  HSC100378  Viola primulifolia subsp. occidentalis L. D. Hoover 2004-5-26 Del Norte LE Horton Research Natural Area. 610 Comment
  UC762285  Viola purpurea subsp. quercetorum R. F. Hoover 1941-4-20 4895 Stanislaus near head of Del Puerto Canyon Comment
  OBI8468  Viola purpurea subsp. quercetorum Robert F. Hoover 1948-5-2 7499 San Luis Obispo Summit E of Navajo Crk, La Panza Range Comment
  CAS-BOT-BC183816  Vulpia microstachys var. confusa R. F. Hoover 1952-4-10 8097 San Luis Obispo 9 miles east of Creston Comment
  UC766879  Vulpia microstachys var. pauciflora R. F. Hoover 1937-4-10 1795 Kings 20 mi s Corcoran 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
  UC766816  Vulpia myuros var. hirsuta R. F. Hoover 1940-3-23 4273 Kings e of Avenal (Kettleman Hills, near summit); Kettleman Hills Comment
  CAS-BOT-BC77906  Woodwardia fimbriata R. F. Hoover 1946-10-20 6508 San Luis Obispo Price Canyon Comment
  JEPS32066  Wyethia angustifolia R. F. Hoover 1936-4-30 1061 San Joaquin Lockeford Comment
  JEPS32119  Wyethia glabra R. F. Hoover 1941-5-11 5021 Lake s base Mt. Konocti Comment
  CAS-BOT-BC383415  Wyethia helenioides R. F. Hoover 1949-5-22 7716 San Luis Obispo 2 mi. E. of Templeton Comment
  UC1392748  Wyethia helenioides R. F. Hoover 1968-4-11 11015 Monterey Crazy Horse Road near disposal site Comment
  JEPS41256  Xanthium spinosum R. F. Hoover 1934-10-20 180 Stanislaus Carpenter Road near San Joaquin R. (15 mi s of Modesto) Comment
  UC766377  Xerophyllum tenax Robert F. Hoover 1942-6-12 5898 Monterey near center of Monterey Peninsula Monterey Peninsula Comment
  OBI14425  Xylococcus bicolor Robert F. Hoover 1968-6-9 11166 San Diego San Diego on Golden Gate Dr.near top of steep slope leading down to Mission Valley Comment
  UC766243  Yabea microcarpa R. F. Hoover 1946-3-30 6047 Kings Kettleman Hills Comment
  CAS-BOT-BC456124  Zannichellia palustris R. F. Hoover 1946-11-2 6546 San Luis Obispo West side of Cottonwood Pass Comment
  UC765326  Zigadenus fremontii Robert F. Hoover 1938-2-15 2744 Marin Tiburon Comment
  CAS-BOT-BC533030  Zigadenus fremontii R. F. Hoover 1947-3-1 6639 San Luis Obispo Cambria Comment
  CAS-BOT-BC533031  Zigadenus fremontii R. F. Hoover 1947-3-1 6639 San Luis Obispo Cambria Comment
  RSA43128  Zigadenus fremontii Robert F. Hoover 1947-4-20 6975 San Luis Obispo Near El Dorado School Comment
  CAS-BOT-BC533060  Zigadenus venenosus var. venenosus R. F. Hoover 1947-5-31 7245 San Luis Obispo Mariana Creek, east side of La Panza Range Comment



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