Search Results — 1040 specimen records retrieved (838 records with coordinates)
Results for search: Collector=Holt;   

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SBBG71135  Acanthomintha obovata subsp. cordata W. B. Holt 1937-7-20 Ventura Cuyama - Lockwood Valley Rd, ca. 14 mi from Ventura - Maricopa Hwy 1681 Comment
  CHSC93  Acer macrophyllum V. Holt 1948-4-14 Butte Cohasset road 10 mi. past Richardson Springs turnoff. 487 Comment
  CAS-BOT-BC21688  Achillea millefolium Ward B. Holt 1951-9-1 s.n. Madera Bass Lake 1066 Comment
  CHSC886  Acmispon americanus var. americanus V. Holt 1931-6-3 Butte Forest Ranch. 548 Comment
  CHSC889  Acmispon glaber V. Holt 1933-6-13 Monterey Big Sur. Comment
  CHSC888  Acmispon rigidus V. Holt 1937-4-10 Riverside Santa Rosa mountains. Comment
  CHSC1344  Aconogonon davisiae V. Holt 1940-7-16 Alpine Carson Pass. 2636 Comment
  CHSC1349  Aconogonon phytolaccifolium V. Holt 1940-7-18 El Dorado Echo Lake. 2316 Comment
  CHSC1350  Aconogonon phytolaccifolium V. Holt 1942-7-18 Sierra Gold Lake. 1950 Comment
  CHSC1422  Actaea rubra V. Holt 1932-7-15 Siskiyou Castle Lake. 1981 Comment
  CAS-BOT-BC29279  Adenocaulon bicolor Ward B. Holt 1951-9-1 s.n. Madera Bass Lake fish ahtchery 1066 Comment
  SBBG46420  Adenophyllum cooperi W. B. Holt 1941-10-20 8 San Bernardino ca. 30 mi N of Twentynine Palms Comment
  CHSC1534  Adenostoma fasciculatum V. Holt 1935-5-12 Colusa Near Stonyford. 335 Comment
  CHSC49  Adiantum aleuticum V. Holt 1932-7-24 Siskiyou Mt. Eddy. 1524 Comment
  CHSC47  Adiantum jordanii V. Holt 1934-4-1 Butte Fern Banks along Chico Creek. 60 Comment
  CHSC744  Agastache parvifolia V. Holt 1935-10-1 Plumas Walker Mine. 1828 Comment
  CHSC338  Ageratina occidentalis V. Holt 1940-7-18 El Dorado Fallen Leaf Trail. Comment
  CHSC397  Agoseris apargioides V. Holt 1943-4-21 San Mateo San Mateo 30 Comment
  CHSC253  Agoseris aurantiaca V. Holt 1943-8-14 Siskiyou Marble mountains. 1828 Comment
  CHSC254  Agoseris aurantiaca V. Holt 1943-8-14 Siskiyou Marble mountains. 1828 Comment
  CAS-BOT-BC139736  Agrostis gigantea Ward B. Holt 1951-8-30 s.n. Madera Bass Lake. 1066 Comment
  CAS-BOT-BC139312  Agrostis idahoensis Ward B. Holt 1951-9-1 s.n. Madera Bass Lake Fish Hatchery. 1066 Comment
  CHSC1248  Aliciella latifolia V. Holt 1942-3-23 Inyo South end of Death Valley. 0 Comment
  CHSC2046  Alisma triviale V. Holt 1939-7-8 Siskiyou Abram's Lake near Mt. Shasta City. 914 Comment
  CHSC238  Allenrolfea occidentalis V. Holt 1941-12-28 Inyo Stovepipe Wells, Death Valley. 0 Comment
  CHSC2055  Allium campanulatum V. Holt 1940-7-18 El Dorado Echo Lake. 2133 Comment
  CHSC2056  Allium campanulatum V. Holt 1940-7-16 Alpine Carson Pass. 2499 Comment
  SBBG57532  Allium campanulatum W. B. Holt 1938-5-30 Ventura between Lockwood Valley and Cuyama Valley Comment
  CHSC2065  Allium cratericola V. Holt 1941-3-1 Butte Table Mountain near Oroville. 457 Comment
  SBBG57527  Allium fimbriatum var. fimbriatum W. B. Holt 1937-7-12 Ventura Frazier Mtn 2255 Comment
  SBBG57463  Allium fimbriatum var. mohavense W. B. Holt -May-1939 Inyo near Little Lake Comment
  SBBG57467  Allium fimbriatum var. mohavense W. B. Holt -May-1939 Kern 10 mi N of Red Rock Cyn Comment
  SBBG57480  Allium haematochiton W. B. Holt 1931-3-20 Santa Barbara Figueroa Mtn Comment
  SBBG57533  Allium howellii var. clokeyi W. B. Holt 1938-7-5 Santa Barbara Cuyama Valley Comment
  CHSC2054  Allium howellii var. howellii V. Holt 1952-4-6 Kern Edison e. of Bakersfield. Hwy. 466. Comment
  CHSC2066  Allium validum V. Holt 1932-6-27 Siskiyou Black Butte Meadow. 1219 Comment
  SBBG46462  Amaranthus fimbriatus W. B. Holt 1941-10-21 22 San Bernardino near W entrance near Twentynine Palms, Joshua Tree Nat Monument Comment
  CHSC1536  Amelanchier pallida V. Holt 1935-5-31 Lassen Near Susanville. 1584 Comment
  CHSC1027  Ammannia coccinea V. Holt 1945-10-2 Butte Butte Creek canyon. 91 Comment
  SBBG68011  Amorpha californica W. B. Holt 1937-6-29 Ventura Rose Valley Comment
  CHSC1423  Anemone deltoidea V. Holt 1941-6-1 Siskiyou Siskiyou Mountains. 1524 Comment
  CHSC1424  Anemone drummondii V. Holt 1932-6-26 Siskiyou Mt. Eddy. 2590 Comment
  CHSC1426  Anemone drummondii V. Holt 1943-8-1 Siskiyou Marble mountains. 1828 Comment
  CHSC1427  Anemone occidentalis V. Holt 1932-7-10 Siskiyou Marble mountains. 1828 Comment
  CHSC1428  Anemone occidentalis V. Holt 1932-7-10 Siskiyou Mount Eddy. 2133 Comment
  CHSC1429  Anemone oregana V. Holt 1933-4-10 Del Norte Patrick's Creek. Comment
  CHSC259  Antennaria rosea subsp. confinis V. Holt 1943-8-10 Siskiyou Marble mountains. 1524 Comment
  SBBG65812  Anthemis cotula W. B. Holt 1937-5-30 Santa Barbara San Marcos Pass Comment
  CHSC1686  Antirrhinum vexillo-calyculatum subsp. breweri V. Holt 1943-8-5 Siskiyou Scott Valley. 1158 Comment
  CHSC1692  Antirrhinum virga V. Holt 1931-5-30 Lake Clear Lake. Comment
  CHSC1077  Anulocaulis annulatus V. Holt 1942-3-23 Inyo Artist's Drive in Death Valley (legal). Comment
  CHSC1170  Aphyllon purpureum V. Holt 1935-3-27 Butte Salmon Hole, Chico Creek. 152 Comment
  SBBG58615  Apocynum cannabinum W. B. Holt 1938-7-5 Ventura Sespe Valley Comment
  SBBG14143  Aquilegia formosa W. Holt 1937-7-12 Ventura Frazier Mtn, ca. 0.5 mi below the summit 2377 Comment
  CHSC466  Arabis V. Holt 1943-8-13 Siskiyou Marble mountains. 1828 Comment
  SBBG60012  Arctostaphylos glauca W. B. Holt 1938-1-20 Santa Barbara San Marcos Pass Comment
  CHSC587  Arctostaphylos nevadensis V. Holt 1932-6-26 Siskiyou Mt. Eddy. 1828 Comment
  CHSC265  Arnica cordifolia V. Holt 1942-7-14 Trinity Summit Lake, Trinity Alps. Comment
  CAS-BOT-BC90356  Artemisia douglasiana Ward B. Holt 1951-9-1 s.n. Madera Bass Lake Fish Hatchery 1066 Comment
  SBBG61525  Asarum hartwegii W. B. Holt 1939-7-19 286 Madera Bass Lake 1066 Comment
  SBBG61526  Asarum hartwegii W. B. Holt 1939-7-19 287 Madera Bass Lake 1066 Comment
  SBBG58643  Asclepias fascicularis W. B. Holt 1937-8-27 Santa Barbara Alamar Ave; Santa Barbara Comment
  SBBG58640  Asclepias fascicularis W. B. Holt 1937-9-15 Santa Barbara Foothill Rd to San Marcos Pass Comment
  CHSC125  Asclepias subulata V. Holt 1957-3-31 Riverside Colorado River n. of Blythe 91 Comment
  SBBG58654  Asclepias vestita W. B. Holt 1942-7-5 Monterey Arroyo Seco Comment
  CHSC53  Aspidotis densa V. Holt 1932-7-29 Siskiyou Mt. Eddy. 2438 Comment
  CHSC822  Astragalus bolanderi V. Holt 1940-7-22 Tulare Lake Woods. 1950 Comment
  CHSC829  Astragalus nuttallii V. Holt 1940-7-27 Monterey Pacific Grove. 4 Comment
  CHSC830  Astragalus oxyphysus V. Holt 1942-4-1 Kern Tehachapi foothills. 1066 Comment
  CHSC835  Astragalus palmeri V. Holt 1942-3-28 Riverside Santa Rosa mountains. 609 Comment
  CHSC831  Astragalus pauperculus V. Holt 1941-3-1 Butte Table Mountain near Oroville. 457 Comment
  CHSC5282  Astragalus purshii V. Holt 1944-7-9 Lassen Dow Butte. 2042 Comment
  CHSC5284  Astragalus whitneyi var. siskiyouensis V. Holt 1945-6-1 Lassen Eagle Lake. Comment
  CHSC837  Astragalus whitneyi var. siskiyouensis V. Holt 1932-6-26 Siskiyou Mt. Eddy. 1219 Comment
  CHSC176  Asyneuma prenanthoides V. Holt 1932-7-2 Trinity Bonanza King. 1524 Comment
  SBBG69568  Asyneuma prenanthoides W. B. Holt 1939-7-12 310 Mariposa outside Yosemite Valley near S entrance 1554 Comment
  CHSC28  Athyrium filix-femina var. cyclosorum V. Holt 1935-10-1 Tehama Deer Creek Road. Comment
  CHSC29  Athyrium filix-femina var. cyclosorum V. Holt 1942-8-2 Trinity Trinity Alps. 1828 Comment
  CHSC30  Athyrium filix-femina var. cyclosorum V. Holt 1932-7-20 Siskiyou Summer School meadow. 1097 Comment
  CHSC272  Atrichoseris platyphylla V. Holt 1943-3-22 Inyo Daylite road, Death Valley. 91 Comment
  CHSC240  Atriplex hymenelytra V. Holt 1941-12-27 Inyo Shorty's Well, Death Valley. Comment
  CHSC283  Balsamorhiza deltoidea V. Holt 1937-5-14 Plumas Twain. 914 Comment
  SBBG60850  Balsamorhiza deltoidea W. B. Holt 1939-4-22 252 Ventura near Sespe Gorge 1219 Comment
  CHSC478  Barbarea orthoceras V. Holt 1941-5-11 Nevada Comment
  CHSC541  Barbarea orthoceras V. Holt 1942-7-18 Sierra Gold Lake. 1950 Comment
  SBBG61486  Bistorta bistortoides W. B. Holt 1939-7-14 295 Madera Muglers Meadow 2133 Comment
  CAS-BOT-BC412955  Bistorta bistortoides Vesta Holt 1932-5-1 s.n. Butte Mountains near Chico Comment
  CHSC42  Blechnum spicant V. Holt 1933-4-10 Del Norte Redwoods. Comment
  SBBG57554  Bloomeria crocea var. crocea W. B. Holt 1939-4-30 255 Ventura Foster Park Comment
  SBBG57549  Bloomeria crocea var. montana W. B. Holt 1937-7-10 Ventura Chuchupate Camp, Frazier Mtn 1981 Comment
  SBBG57561  Bloomeria crocea var. montana W. B. Holt 1938-7-5 Ventura Mount Pinos 1981 Comment
  SBBG57563  Bloomeria crocea var. montana W. B. Holt 1939-6-19 268 Ventura near Apache Potrero off of Ballinger Cyn Rd 1219 Comment
  SBBG57566  Bloomeria crocea var. montana W. B. Holt 1939-6-19 269 Ventura upper Cuyama Valley, Ballinger Cyn Rd Comment
  SBBG57560  Bloomeria crocea var. montana W. B. Holt 1938-7-5 Ventura mountains above Upper Cuyama Valley 1524 Comment
  SBBG57562  Bloomeria crocea var. montana W. B. Holt 1942-6-15 Monterey W of King City Comment
  SBBG57564  Bloomeria crocea var. montana W. B. Holt 1939-6-4 267 Ventura between Camp Ozena and Lockwood Valley; upper Cuyama Valley Comment
  SBBG57567  Bloomeria crocea var. montana W. B. Holt 1939-6-4 267 Ventura between Camp Ozena and Lockwood Valley, upper Cuyama Valley Comment
  CAS-BOT-BC16892  Boechera Vesta Holt 1943-8-13 M- 16 Siskiyou Marble Mountains. Comment
  CHSC474  Boechera breweri subsp. shastaensis V. Holt 1937-3-1 Butte Salmon Hole. 121 Comment
  CHSC465  Boechera davidsonii V. Holt 1942-7-16 Sierra Mt. Elwell, Gold Lake. 2072 Comment
  CAS-BOT-BC13814  Boechera howellii Vesta Holt 1943-8-13 M- 15 Siskiyou Marble Mountains. Comment
  CHSC470  Boechera lyallii V. Holt 1942-8-6 Siskiyou Caribou Lake, Trinity Alps. 2133 Comment
  CHSC471  Boechera lyallii V. Holt 1943-8-8 Siskiyou Marble Mountains. 1828 Comment
  CHSC467  Boechera stricta V. Holt 1942-7-2 Sierra Gold Lake. 1950 Comment
  CAS-BOT-BC25792  Boechera stricta Vesta Holt 1943-8-13 M- 17 Siskiyou Marble Mountains. Comment
  CHSC1631  Boykinia major V. Holt 1942-8-2 Trinity Trinity Alps. 1371 Comment
  SBBG70926  Boykinia major W. B. Holt 1939-7-16 315 Madera Camino Crk, between Beasore Meadow and Placer Ranger Station 1524 Comment
  CHSC1629  Boykinia occidentalis V. Holt 1942-7-23 Sierra Downieville. 914 Comment
  CHSC1630  Boykinia occidentalis V. Holt 1933-6-13 Monterey Big Sur. Comment
  CHSC2071  Brodiaea coronaria V. Holt 1960-5-7 Butte Oroville Road. 79 Comment
Read comments
Jun 17 2014
  SBBG57588  Brodiaea coronaria subsp. coronaria W. B. Holt 1938-6-1 Santa Barbara Cottonwood Cyn, Cuyama Valley 762 Comment
  SBBG57589  Brodiaea coronaria subsp. coronaria W. B. Holt -Jun-1937 Ventura Meiners Oaks Comment
  CAS-BOT-BC162210  Bromus orcuttianus Ward B. Holt 1951-9-1 s.n. Madera Bass Lake Fish Hatchery. 1066 Comment
  CHSC852  Caesalpinia virgata V. Holt 1942-3-29 Riverside Indio. 152 Comment
  SBBG56421  Calocedrus decurrens W. B. Holt 1939-10-22 433 Santa Barbara rd between Oso Valley and the Cuyama Valley Comment
  SBBG57652  Calochortus albus W. B. Holt 1938-5-25 Santa Barbara El Camino Cielo Rd 1066 Comment
  CHSC2225  Calochortus amabilis V. Holt 1946-4-18 Colusa Cache Creek. 243 Comment
  CHSC2233  Calochortus kennedyi V. Holt 1957-5-1 San Bernardino Near Yucca Valley. 762 Comment
  SBBG57687  Calochortus kennedyi W. B. Holt 1938-7-5 Ventura Cuyama Valley Comment
  SBBG57693  Calochortus leichtlinii W. B. Holt 1939-7-14 291 Madera near upper Chiquito Crk 2133 Comment
  CHSC2237  Calochortus macrocarpus V. Holt 1932-7-11 Siskiyou Haystack Butte. Comment
  CHSC2227  Calochortus nudus V. Holt 1932-6-29 Siskiyou Castle Lake. 1950 Comment
  CHSC2229  Calochortus nudus V. Holt 1942-7-3 Siskiyou Mt. Eddy. 1524 Comment
  CHSC2241  Calochortus splendens V. Holt 1957-4-29 Riverside Near Hemet. 304 Comment
  SBBG57758  Calochortus splendens W. B. Holt 1938-7-5 Ventura Cuyama Valley Comment
  SBBG57742  Calochortus striatus W. B. Holt 1939-5-14 259 Los Angeles Lancaster Comment
  SBBG57710  Calochortus venustus W. B. Holt 1938-5-30 Ventura upper Sespe Valley Comment
  CHSC1436  Caltha leptosepala var. biflora V. Holt 1932-7-10 Siskiyou Mt. Eddy. 1524 Comment
  CHSC447  Calystegia subacaulis V. Holt 1943-4-21 San Mateo 6 Comment
  CHSC2248  Camassia quamash subsp. breviflora V. Holt 1942-7-19 Trinity Summitt Lakes, Trinity Alps 2456 Comment
  CHSC1153  Camissonia campestris subsp. campestris V. Holt 1942-4-1 Kern Tehachapi foothills. Comment
  CHSC1143  Camissoniopsis cheiranthifolia subsp. cheiranthifolia V. Holt 1933-6-11 San Luis Obispo Morro Bay. Comment
  SBBG61431  Camissoniopsis cheiranthifolia subsp. suffruticosa W. B. Holt 1938-5-14 Santa Barbara Carpinteria Beach Comment
  SDSU8561  Camissoniopsis cheiranthifolia subsp. suffruticosa B. Holt 1962-7-19 31 San Diego 3.2 mi. from Imperial Beach City Limit, Silver Strand 0 Comment
  SBBG61455  Camissoniopsis intermedia W. B. Holt 1938-5-5 Santa Barbara Mountain Drive Comment
  SEINET10462953  Campanula prenanthoides Holt 1932-7-2 Holt s.n. Trinity Bonanza King 1524 Comment
  SEINET10463167  Campanula prenanthoides Holt 1932-7-2 Holt s.n. Trinity BONANZA KING 5000 Comment
  SEINET10464348  Campanula rotundifolia Holt 1932-7-10 Holt s.n. Siskiyou Mount Eddy 1829 Comment
  CHSC178  Campanula scouleri V. Holt 1932-7-13 Siskiyou Nixon's Camp, Mt. Shasta. 670 Comment
  SEINET10463793  Campanula scouleri Holt 1932-7-13 Holt s.n. Siskiyou Nixon's Camp, Mount Shasta 671 Comment
  SEINET10905942  Campanula scouleri Holt 1932-7-13 Holt s.n. Siskiyou NIXON'S CAMP, MT. SHASTA 671 Comment
  CHSC180  Campanula wilkinsiana V. Holt 1942-8-9 Trinity Deer Creek Meadows Comment
  SEINET10463869  Campanula wilkinsiana Holt 1942-8-9 Holt s.n. Plumas Deer Creek Meadows Comment
  SEINET10872988  Campanula wilkinsiana Holt 1942-8-9 Holt s.n. Plumas DEER CREEK MEADOWS Comment
  CHSC486  Capsella bursa-pastoris V. Holt 1935-3-20 Butte Chico. 57 Comment
  CHSC770  Caryopteris incana V. Holt 1952-7-2 Butte In Mrs. Sanborn's garden, Chico. 57 Comment
  CHSC839  Cassia armata V. Holt 1942-4-1 San Bernardino San Bernardino mountains. Comment
  CHSC592  Cassiope mertensiana V. Holt 1932-7-10 Siskiyou Mt. Eddy. 2438 Comment
  CHSC1695  Castilleja affinis V. Holt 1943-4-22 Santa Clara Mt. Hamilton. Comment
  CHSC1709  Castilleja applegatei subsp. martinii V. Holt 1946-4-18 Colusa Cache Creek. Comment
Read comments
Mar 2 2015
  CHSC1698  Castilleja applegatei subsp. pinetorum V. Holt 1942-8-13 Trinity Deer Lake, Trinity Alps. 2438 Comment
  CHSC1722  Castilleja applegatei subsp. pinetorum V. Holt 1940-7-19 El Dorado Echo Lake. 2316 Comment
  CHSC1721  Castilleja arachnoidea V. Holt 1943-7-10 Sierra Gold Lake. 1950 Comment
  CHSC1814  Castilleja densiflora subsp. densiflora V. Holt 1943-4-21 San Mateo Comment
  CHSC1707  Castilleja foliolosa V. Holt 1947-3-31 Santa Clara Alum Rock Park. San Jose. Comment
  SBBG68605  Castilleja lacera W. B. Holt 1939-7-14 307 Madera Muglers Meadow 2133 Comment
  CHSC1712  Castilleja latifolia V. Holt 1940-7-27 Monterey Pacific Grove. Comment
  CHSC1702  Castilleja lemmonii V. Holt 1940-7-22 El Dorado Hay Press Meadows, Echo Lake. 2438 Comment
  CHSC1715  Castilleja linariifolia V. Holt 1940-7-28 Santa Barbara Cuyama river. Comment
  UC650325  Castilleja linariifolia Vesta Holt 1940-7-28 Santa Barbara Cuyama River Comment
  CHSC1718  Castilleja miniata V. Holt 1940-7-13 El Dorado Hay Press Meadows, Echo Lake. 2438 Comment
  UC650304  Castilleja miniata Vesta Holt 1940-7-19 El Dorado Echo Lake 2286 Comment
  CHSC1703  Castilleja peirsonii V. Holt 1940-7-13 El Dorado Hay Press meadows, Echo Lake. 2438 Comment
  CHSC1705  Castilleja peirsonii V. Holt 1940-7-13 El Dorado Hay Press meadows, Echo Lake. 2438 Comment
  CHSC1723  Castilleja pilosa V. Holt 1942-8-10 Trinity Deer Lake, Trinity Alps. 2438 Comment
  CHSC1700  Castilleja schizotricha V. Holt 1943-8-9 Siskiyou Marble mountains. 1828 Comment
  CHSC234  Casuarina equisetifolia V. Holt 1958-4-16 Los Angeles Along street in Whittier. Comment
  SBBG70226  Caulanthus anceps W. B. Holt 1935-3-25 Santa Barbara upper Cuyama Valley Comment
  CHSC494  Caulanthus coulteri V. Holt 1942-4-1 Kern Comment
  CHSC1500  Ceanothus crassifolius V. Holt 1942-3-30 Riverside Santa Rosa mountains. Comment
  CHSC1505  Ceanothus greggii var. perplexans V. Holt 1942-3-29 Riverside Keen Camp, Santa Rosa Mountains. Comment
  CHSC1515  Ceanothus leucodermis V. Holt 1942-4-2 San Bernardino Cajon Pass. Comment
  SBBG68340  Ceanothus palmeri W. B. Holt 1939-6-4 263 Ventura between Camp Ozena and Lockwood Valley, upper Cuyama Valley Comment
  CHSC1517  Ceanothus prostratus V. Holt 1942-8-6 Siskiyou Caribou Ridge, Trinity Alps. 2133 Comment
  CHSC1521  Ceanothus velutinus V. Holt 1932-6-23 Siskiyou Shasta Flats. Comment
  CHSC2343  Cephalanthera austiniae V. Holt 1935-6-29 Siskiyou Mt. Shasta City. 1097 Comment
  SJSU10118  Cerastium arvense subsp. strictum C. P. Holton 1955-4-9 San Francisco Mt Davidson Comment
  CHSC290  Chaenactis douglasii var. douglasii V. Holt 1942-7-18 Sierra Gold Lake Summit. 2133 Comment
  SBBG65598  Chaenactis santolinoides W. B. Holt 1937-7-28 Ventura ca. 1 mi above Chula Vista Camp, Mt Pinos Comment
  CHSC1915  Chamaesaracha nana V. Holt 1932-6-23 Siskiyou McCloud river. Comment
  SBBG67708  Chamaesyce albomarginata W. B. Holt 1937-7-13 Ventura Stauffer, off the Frazier Park-Cuyama Valley rd 1676 Comment
  CHSC1121  Chamerion angustifolium subsp. circumvagum V. Holt 1935-9-1 Plumas Buck's Lake road. 1219 Comment
  CHSC50  Cheilanthes gracillima V. Holt 1932-7-24 Siskiyou Mt. Eddy. Comment
  CHSC132  Chilopsis linearis subsp. arcuata V. Holt 1954-4-16 Riverside Painted Canyon n. of Salton Sea -30 Comment
  SBBG62182  Chorizanthe douglasii W. B. Holt 1942-7-7 Monterey Arroyo Seco Comment
  CHSC617  Chrysolepis sempervirens V. Holt 1939-7-1 Siskiyou Mt. Shasta City. 1097 Comment
  UC921129  Chrysothamnus viscidiflorus subsp. viscidiflorus Vesta Holt 1945-8-11 Lassen Eagle Lake Comment
  CHSC1139  Chylismia brevipes V. Holt 1942-3-23 Inyo Daylite Road, Death Valley. Comment
  CHSC1142  Chylismia cardiophylla V. Holt 1942-3-23 Inyo Artist's Drive, Death Valley (legal). Comment
  CHSC1146  Chylismia claviformis subsp. funerea V. Holt 1942-3-24 Inyo Daylite Pass road, Death Valley. Comment
  CHSC1089  Circaea alpina subsp. pacifica V. Holt 1935-9-1 Plumas Buck's Lake. 1584 Comment
  CAS-BOT-BC277901  Cirsium brevistylum Ward B. Holt 1952-6-24 s.n. Santa Barbara Mountain Drive, Santa Barbara Comment
  CHSC305  Cirsium occidentale var. venustum V. Holt 1929-5-14 Santa Clara Uvas Valley. Comment
  SBBG65911  Cirsium scariosum var. citrinum W. B. Holt 1938-7-25 Ventura Mount Pinos 2438 Comment
  CAS-BOT-BC285732  Cirsium vulgare Ward B. Holt 1952-9-9 s.n. Madera Bass Lake 1066 Comment
  SEINET10544482  Clarkia Tim Holtsford 1992-5-25 Holtsford 920525 -1-A Butte Silvera court, 0.1 mi w of pentz rd, near lime saddle rec area. Ceanothus, arctostaphylos, oaks, buckeyes. Comment
  SEINET10865742  Clarkia Tim Holtsford 1992-5-25 Holtsford 920525 -1-B Butte Silvera court, 0.1 mi w of pentz rd, near lime saddle rec area. Ceanothus, arctostaphylos, oaks, buckeyes. Comment
  SEINET10492112  Clarkia amoena Tim Holtsford 1992-5-23 Holtsford 920523 -1 Sonoma Postwood lane, 0.1 mi n of mark west springs rd. Roadside slope-second growth In oak/digger pine habitat. Comment
  SEINET10903368  Clarkia amoena Tim Holtsford 1992-6-13 Holtsford 920613 -2 Mendocino Co. Rd 110, 0.55 mi s of feliz creek rd. Comment
  CHSC1093  Clarkia arcuata V. Holt 1942-5-10 Butte Humboldt road. 396 Comment
  SEINET10492113  Clarkia biloba Tim Holtsford 1992-5-27 Holtsford 920527 -1-A Tuolumne Cherry lake rd, 0.8 mi s of cottonwood rd (usfs 3no1 south). Ponderosa pine for Est with manzanita, cedar, broad-leaved oaks, currants. Sympatric with c. Un- Guiculata (t. Holtsford 920527-2) and c. Rhomboidea (t. Holtsford 920527-3). Comment
  SEINET10492114  Clarkia biloba Tim Holtsford 1992-5-27 Holtsford 920527 -1-B Tuolumne Cherry lake rd, 0.8 mi s of cottonwood rd (usfs 3no1 south). Ponderosa pine for Est with manzanita, cedar, broad-leaved oaks, currants. Sympatric with c. Un- Guiculata (t. Holtsford 920527-2) and c. Rhomboidea (t. Holtsford 920527-3). Comment
  SEINET10492409  Clarkia biloba subsp. biloba Tim Holtsford 1992-5-26 Holtsford 920526 -2-B El Dorado State hwy 49, 5.55 mi n of state hwy 50 in old downtown placerville. Oak/ Digger pine woodland-habitat looks perfect for c. Unguiculata but it isn't Here. 0.25 Mi n of t. Holtsford 920526-1. Comment
  SEINET10903388  Clarkia biloba subsp. biloba Tim Holtsford 1992-5-26 Holtsford 920526 -2-A El Dorado State hwy 49, 5.55 mi n of state hwy 50 in old downtown placerville. Oak/ Digger pine woodland-habitat looks perfect for c. Unguiculata but it isn't Here. 0.25 Mi n of t. Holtsford 920526-1. Comment
  CHSC1098  Clarkia bottae V. Holt 1942-7-1 Santa Clara Uuvas valley. Comment
  SEINET10492115  Clarkia concinna Tim Holtsford 1992-5-23 Holtsford 920523 -3 Sonoma Mark west springs rd, 0.1 mi w of ursuline rd, at milepost "ldtr 362+00." W- Facing slope with oaks, rhus, heracleum. Clarkia unguiculata is sympatric. Comment
  CHSC1095  Clarkia concinna subsp. concinna V. Holt 1935-5-12 Colusa Stonyford. 365 Comment
  SEINET10492121  Clarkia exilis Tim Holtsford 1993-5-19 Holtsford 930419 -1 Tulare Tule Indian Reservation Road (Co J-42), 7.3 mi (patch 1) and 7.5 mi (patch 2) E of CA Hwy 190, 1.5 & 1.3 mi W of Entrance to the reservation. Patch 2 is just W of mile marker 7.00. On NE_facing slope with blue oaks, grasses, Delphinium, Lupinus, Phacelia. 274 Comment
  SEINET10969621  Clarkia exilis Tim Holtsford 1992-5-14 Holtsford 920514 -2 Tulare Deer creek rd, between mile posts 9.5 and 10.0. 10.4 Mi nw of hot springs re Sort. Oak/digger savannah, with aesculus, bromus, avena, etc. N-facing slope Large pop, more than 500 plants above and below the rd. Comment
  CHSC1101  Clarkia gracilis subsp. albicaulis V. Holt 1942-6-1 Butte Forest Ranch. 548 Comment
  CHSC1104  Clarkia mildrediae subsp. mildrediae V. Holt 1935-5-28 Butte Butte Creek. 243 Comment
  CHSC1099  Clarkia modesta V. Holt 1935-5-12 Glenn Stony Creek. 304 Comment
  CHSC1106  Clarkia purpurea V. Holt 1942-6-12 Placer Near Lincoln. 30 Comment
  CHSC1110  Clarkia purpurea subsp. viminea V. Holt 1942-5-16 Butte Chico Creek. Comment
  SEINET10492142  Clarkia springvillensis Tim Holtsford 1992-1 Tulare Comment
  SEINET10837681  Clarkia springvillensis Tim Holtsford 1992-1 Tulare Comment
  SEINET10492146  Clarkia tembloriensis Tim Holtsford 1993-4-22 Holtsford 930422 -3 San Luis Obispo Along Annette Rd, 3.8 mi E of Choice Valley Rd. Vasek's Hodges Canyon site. Associated with Isomeris and white bush lupine. Comment
  SEINET10492145  Clarkia tembloriensis Tim Holtsford 1993-4-16 Holtsford 930416 -1A Fresno 0.6 mi S of BLM Tumey Hills access gate. Take left fork in road untill road ends. Comment
  SEINET10492147  Clarkia tembloriensis Tim Holtsford 1993-4-16 Holtsford 930416 -1B Fresno 0.6 mi S of BLM Tumey Hills access gate. Take left fork in road untill road ends. Comment
  SEINET10492148  Clarkia tembloriensis Tim Holtsford 1993-4-22 Holtsford 930422 -1B Fresno Along Domengine creek, in a mostly idle oil field, near Shell Oil well site 13-10 (no rig left). Collection A is just N and below the well site. Collection B is from about 400 paces up the creek. Entrance to the oil field is from Fresno-Mendota Rd, 0.6 mi N of Stinky Hollow sign, c 0.4 mi N from "T" of Fresno-Coalinga Rd (Hwy 33) & Fresno-Mendota Rd, 3.2 mi S of overpass over Interstate 5. Comment
  SEINET10492149  Clarkia tembloriensis Tim Holtsford 1993-4-22 Holtsford 930422 -1A Fresno Along Domengine creek, in a mostly idle oil field, near Shell Oil well site 13-10 (no rig left). Collection A is just N and below the well site. Collection B is from about 400 paces up the creek. Entrance to the oil field is from Fresno-Mendota Rd, 0.6 mi N of Stinky Hollow sign, c 0.4 mi N from "T" of Fresno-Coalinga Rd (Hwy 33) & Fresno-Mendota Rd, 3.2 mi S of overpass over Interstate 5. Comment
  SEINET10492150  Clarkia tembloriensis Tim Holtsford 1993-4-22 Holtsford 930422 -2A Fresno Along Domengine creek, in a mostly idle oil field, near Shell Oil well site 13-10 (no rig left). Collection A is just N and below the well site. Collection B is from about 400 paces up the creek.. Entrance to the oil field is from Fresno-Mendota rd, 0.6 mi N of Stinky Hollow sign, c 0.4 mi N from "T" of Fresno-Coalinga Rd (Hwy 33) & Fresno-Mendota Road, 3.2 mi S of overpass over Interstate 5. 400 paces upstream of 930422-1 collections. With saltbush and range grasses. Comment
  SEINET10492151  Clarkia tembloriensis Tim Holtsford 1993-4-22 Holtsford 930422 -2B Fresno Along Domengine creek, in a mostly idle oil field, near Shell oil well site 13-10 (no rig left). Collection A is just N and below the well site. Collection B is from about 400 paces up the creek. Entrance to the oil field is from Fresno-Mendota rd, 0.6 mi N of Stinky Hollow sign, c 0.4 mi N from "T" of Fresno-coalinga Rd (Hwy 33) & Fresno-Mendota Road, 3.2 mi S of overpass over Interstate 5. 400 paces upstream of 93022-1 collections. With saltbush and range grasses. Comment
  SEINET10492152  Clarkia tembloriensis Tim Holtsford 1992-5-15 Holtsford 920515 -1-B San Luis Obispo 1.0 mi up hughes canyon from gate. Take san juan creek rd s from shandon. Matt Mccormick gave very reluctant permission to enter. N-facing slope with isomeris Arborea, haplopappus linearifolia, and atriplex. Flowering nearly finished but Fruits green. Comment
  SEINET10492153  Clarkia tembloriensis Tim Holtsford 1992-5-15 Holtsford 920515 -1-A San Luis Obispo 1.0 mi up hughes canyon from gate. Take san juan creek rd s from shandon. Matt Mccormick gave very reluctant permission to enter. N-facing slope with isomeris Arborea, haplopappus linearifolia, and atriplex. Flowering nearly finished but Fruits green. Comment
  SEINET10492154  Clarkia tembloriensis Tim Holtsford 1992-5-16 Holtsford 920516 -1-C San Luis Obispo Mckittrick-simmler hwy (state hwy 58), 0.6 mi sw of kern co line. Ernest l. Garcia ranch, across rd from house, outbuildings. Nw-facing slope with isomeris Arborea and haplopappus linearfolius. T.30s, r.20e, sec.4. 914 Comment
  SEINET10492155  Clarkia tembloriensis Tim Holtsford 1992-5-16 Holtsford 920516 -1-A San Luis Obispo Mckittrick-simmler hwy (state hwy 58), 0.6 mi sw of kern co line. Ernest l. Garcia ranch, across rd from house, outbuildings. Nw-facing slope with isomeris Arborea and haplopappus linearfolius. T.30s, r.20e, sec.4. 914 Comment
  SEINET10936404  Clarkia tembloriensis Tim Holtsford 1992-5-16 Holtsford 920516 -1-B San Luis Obispo Mckittrick-simmler hwy (state hwy 58), 0.6 mi sw of kern co line. Ernest l. Garcia ranch, across rd from house, outbuildings. Nw-facing slope with isomeris Arborea and haplopappus linearfolius. T.30s, r.20e, sec.4. 914 Comment
  SEINET10492406  Clarkia tembloriensis subsp. calientensis Tim Holtsford 1993-5-18 Holtsford 930518 -1A Kern S of Bena Road, between Caliente-Bodfish Rd and the Bena Potash plant. Park in the pull-out that is a cul-de-sac, not a complete pull-through, and walk c 1/2 mi S into a steep-sided canyon. Comment
  SEINET10903387  Clarkia tembloriensis subsp. calientensis Tim Holtsford 1993-5-18 Holtsford 930518 -1B Kern S of Bena Rd, between Caliente-Bodfish Rd and the Bena Potash plant. Park in the pull-out that is a cul-de-sac, not a complete pull-through, and walk c 1/2 mi S into a steep-sided canyon. Comment
  UCR56018  Clarkia tembloriensis subsp. longistyla Tim P. Holtsford 1986-5-6 860506- San Benito Inner Coast Range, Griswold Hills, on Griswold Creek Road, 4.1 mi. south of Panoche Road 518 Comment
  UCR56016  Clarkia tembloriensis subsp. tembloriensis Tim P. Holtsford 1986-4-25 s.n. San Luis Obispo Inner South Coast Range, Temblor Range, Calif. Hwy 58, between Mckittrick and Simmler, 0.6 mi. SW of Kern County line. 915 Comment
  UCR56017  Clarkia tembloriensis subsp. tembloriensis Tim P. Holtsford 1986-4-26 860426- 01 Fresno Temblor Range, above Rose's Spring water tank, Carneros Rocks Ranch ('Carneros Rocks' population) 534 Comment
  UCR56019  Clarkia tembloriensis subsp. tembloriensis Tim P. Holtsford 1986-4-26 860426- 03 Fresno Inner South Coast Range, Cantua Creek Road (Derrick Avenue exit from Interstate Hwy 5), above ranch house 351 Comment
  UCR56020  Clarkia tembloriensis subsp. tembloriensis Tim P. Holtsford 1986-4-26 860426- 02 Fresno Inner South Coast Range, Cantua Creek Road (Derrick Avenue exit from Interstate Hwy 5), 0.1 mi. east of USBM R928, above USGS Witness post sign 259 Comment
  UCR56023  Clarkia tembloriensis subsp. tembloriensis Tim P. Holtsford 1988-4-26 s.n Fresno Inner South Coast Range, Cantua Creek site 3 (0.1 mi. west of 'CC2' site), above USBM R928 259 Comment
  UCR56024  Clarkia tembloriensis subsp. tembloriensis Tim P. Holtsford 1988-4-17 s.n. San Luis Obispo Inner South Coast Range, Red Rocks Canyon, 1 mi. north of Calif. Hwy 41 427 Comment
  UCR56025  Clarkia tembloriensis subsp. tembloriensis Tim P. Holtsford 1988-4-18 s.n. San Luis Obispo Inner South Coast Range, Hughes Canyon, 1.0 mi. north of San Juan Valley Road 396 Comment
  UCR56026  Clarkia tembloriensis subsp. tembloriensis Tim P. Holtsford 1988-5-10 880510- San Luis Obispo Inner South Coast Range, Temblor Range, above State Hwy 58, between Mckittrick and Simmler, 0.6 mi. SW of Kern County line. 915 Comment
  UCR56027  Clarkia tembloriensis subsp. tembloriensis Tim P. Holtsford 1988-5-6 880506- Fresno Inner South Coast Range, Cantua Creek Road (Derrick Avenue exit from Interstate Hwy 5), above U.S. benchmark R928 259 Comment
  RSA509561  Clarkia tembloriensis subsp. tembloriensis Tim Holtsford 1986-5-10 s.n. San Luis Obispo Temblor Range, above Hwy 58, betw ckittrick and Simmler, 0.6 mile SW of Kern County line. 915 Comment
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May 10 2013
  RSA509562  Clarkia tembloriensis subsp. tembloriensis Tim Holtsford 1986-5-6 s.n. Fresno Fresno County: Cantua Creek road (Derrick Ave exit from I5). 259 Comment
  CAS-BOT-BC165521  Clarkia unguiculata Ward B. Holt 1950-6-1 s.n. Madera Near Bass Lake Comment
  CAS-BOT-BC165522  Clarkia unguiculata Ward B. Holt 1951-6-20 s.n. Madera Oakhurst Comment
  SEINET10492165  Clarkia unguiculata Tim Holtsford 1992-5-26 Holtsford 920626 -3-A Amador New york ranch rd, 2.6 mi n of court street (behind sheriff station in jackson) May be a cultivar--doubled petals are common and petals are large. On grassy Roadside under tall oaks and madrones. Comment
  SEINET10492168  Clarkia unguiculata Tim Holtsford 1992-5-26 Holtsford 920526 -3-B Amador New york ranch rd, 2.6 mi n of court street (behind sheriff station in jackson) May be a cultivar--doubled petals are common and petals are large. On grassy Roadside under tall oaks and madrones. Comment
  UC1042567  Clarkia unguiculata Ward B. Holt 1951-6-20 Madera Oakhurst Comment
  UCR56021  Clarkia unguiculata Tim P. Holtsford 1986-5-30 860530- 08 San Benito South Coast Range, Panoche Road (County Route J1), 1.4 mi. [northwest] of Antelope Fire Station [36 deg. 38' 37.8" N, 121 deg. 01' 43.7" W], c. 40 mi. south of Hollister 590 Comment
  UCR56022  Clarkia unguiculata Tim P. Holtsford 1986-5-30 860530- 09 San Benito South Coast Range, CA Hwy 25 (Airline Hwy), 11.5 miles south of Panoche Rd., c. 22 miles south of Hollister 305 Comment
  CAS-BOT-BC165519  Clarkia unguiculata Ward B. Holt 1951-1-1 s.n. Madera Yosemite Forks near Bass Lake Comment
  CAS-BOT-BC165523  Clarkia unguiculata Ward B. Holt 1951-6-20 s.n. Madera Yosemite Forks near Bass Lake 914 Comment
  CAS-BOT-BC165524  Clarkia unguiculata Ward B. Holt 1951-6-20 s.n. Madera Yosemite Forks near Bass Lake 914 Comment
  SEINET10492156  Clarkia unguiculata Tim Holtsford 1992-5-25 Holtsford 920525 -2 Butte Cherokee rd, 0.15 mi s of oregon gulch rd (southern intersection of these two Rds). Ne-facing roadcut under oaks, digger pines, with rhus, avena. Several Hundred plants scattered about 50 yards up the rd. Some plants appear to have The cr- gene (or something like it). Most flowering over. Comment
  SEINET10492157  Clarkia unguiculata Tim Holtsford 1992-5-25 Holtsford 920525 -3 Placer Folsom-auburn rd, 2.0 mi s of corner of lincoln and commercial avenue in old Downtown auburn. N-facing roadcut. Comment
  SEINET10492158  Clarkia unguiculata Tim Holtsford 1992-5-23 Holtsford 920523 -2 Sonoma Mark west springs rd, 0.1 mi w of ursuline rd, at milepost "ldtr 362+00." W- Facing slope with oaks, rhus, heracleum. Clarkia cocinna is sympatric. Comment
  SEINET10492159  Clarkia unguiculata Tim Holtsford 1992-5-20 Holtsford 920520 -4 Santa Clara Coyote lake co park, 0.4 mi n of park office. Ne-facing roadcut, under oaks, Laurus nobilis (?), With elderberry, currants, salvia, rhus. Comment
  SEINET10492160  Clarkia unguiculata Tim Holtsford 1992-5-19 Holtsford 920519 -1 San Benito Clear creek rd, 1.9 mi e of los gatos creek rd (n of coalingua). Oak/digger Pine woodland with lots of serpentine nearby (though not apparently at the Clarkia site). Little or no slope at this site--unusual for phaeostoma pop Sites. Comment
  SEINET10492161  Clarkia unguiculata Tim Holtsford 1992-5-28 Holtsford 920528 -4 Tulare Mineral king rd, 2.35 mi se of state hwy 198. Pop extends sporadically for Another mile beyond this site. Oak-digger woodland, flowering almost finished. Comment
  SEINET10492162  Clarkia unguiculata Tim Holtsford 1992-5-26 Holtsford 920526 -3 Amador New york ranch rd, 2.6 mi n of court st (behind sheriff station in jackson). May be a cultivar--doubled petals are common and petals are large. On grassy Roadside under tall oaks and madrones. Comment
  SEINET10492163  Clarkia unguiculata Tim Holtsford 1992-5-24 Holtsford 920524 -1 Lake New long valley, 1.5 (maybe 1.65) mi n of state hwy 20. Ne-facing rocky/gravel Roadcut (pop doesn't extend into grassy area above roadcut), under oaks, digger Pines, elderberry, poison oak. Only 100-200 plants and not much seed produc- Tion. Sympatric with another clarkia (sp). Comment
  SEINET10492164  Clarkia unguiculata Tim Holtsford 1992-5-26 Holtsford 920526 -6 Tuolumne Buchanan rd, 1.45 mi ne of its origin in tuolomne city, 1.1 mi w of bridge over N fork of tuolomne river, usfs 2n208. All petals seem to be crinkled. Several Very large plants (>1m tall with many stems) at lower margin of oak-digger Woodland. Comment
  SEINET10492166  Clarkia unguiculata Tim Holtsford 1992-6-12 Holtsford 920612 -1-B Monterey Carmel valley rd, s of carmel village, 1.1 mi n of small bridge and 15.0 mile Marker, 0.25 mi n of san clemente drive. W-facing roadcut with oaks (with Tillandsia), rhus (toxicodendron), mimulus (yellow flower), currant. Flowering Almost over. Comment
  SEINET10492167  Clarkia unguiculata Tim Holtsford 1992-6-12 Holtsford 920612 -1-A Monterey Carmel valley rd, s of carmel village, 1.1 mi n of small bridge and 15.0 mile Marker, 0.25 mi n of san clemente drive. W-facing roadcut with oaks (with Tillandsia), rhus (toxicodendron), mimulus (yellow flower), currant. Flowering Almost over. Comment
  SEINET10492169  Clarkia unguiculata Tim Holtsford 1992-5-28 Holtsford 920528 -3-C Fresno Dunlap rd, 1.85 mi se of state hwy 180 (king's canyon rd). 100-200 Plants off Roadside. Oak-digger woodland. Buds look typical (not globose). Petals are Pink and purple, no crinkled petals. Flowering almost finished. There is c.u. All along dunlap rd to hwy 245. Comment
  SEINET10492170  Clarkia unguiculata Tim Holtsford 1992-5-28 Holtsford 920528 -3-B Fresno Dunlap rd, 1.85 mi se of state hwy 180 (king's canyon rd). 100-200 Plants off Roadside. Oak-digger woodland. Buds look typical (not globose). Petals are Pink and purple, no crinkled petals. Flowering almost finished. There is c.u. All along dunlap rd to hwy 245. Comment
  SEINET10492171  Clarkia unguiculata Tim Holtsford 1992-5-27 Holtsford 920527 -5-A Mariposa Hwy 140 just outside of yosemite np, across rd from first buildings outside of Park (motels, restaurants). 1.35 Mi e of el portal rd. Grassy se-facing slope-- Manzanita, oaks, pines above. Sympatric with c. Williamsonii (t. Holtsford 920527-6). Buds globose. Comment
  SEINET10492172  Clarkia unguiculata Tim Holtsford 1992-5-28 Holtsford 920528 -1-A Madera Fresno flats rd (#425b), 0.1 mi e of state hwy 41, s of oakhurst. On grassy W-facing slope with ailanthus, oaks. A few hundred scattered plants with c. Cylindrica and c. Williamsonii. C.u. Extends to 0.2 mi where poison oak over- Grows the roadcut. Just beginning to flower. Comment
  SEINET10492173  Clarkia unguiculata Tim Holtsford 1992-5-31 Holtsford 920531 -1-B Los Angeles Mandeville canyon rd, just n and across the st from 3676 canyon rd. Coastal Sage-scrub with oaks, sycamores, elderberry, many cultivars. Comment
  SEINET10492174  Clarkia unguiculata Tim Holtsford 1992-5-28 Holtsford 920528 -1-B Madera Fresno flats rd (#425b), 0.1 mi e of state hwy 41, s of oakhurst. On grassy W-facing slope with ailanthus, oaks. A few hundred scattered plants with c. Cylindrica and c. Williamsonii. C.u. Extends to 0.2 mi where poison oak over- Grows the roadcut. Just beginning to flower. Comment
  SEINET10492175  Clarkia unguiculata Tim Holtsford 1992-5-28 Holtsford 920528 -1-C Madera Fresno flats rd (#425b), 0.1 mi e of state hwy 41, s of oakhurst. On grassy W-facing slope with ailanthus, oaks. A few hundred scattered plants with c. Cylindrica and c. Williamsonii. C.u. Extends to 0.2 mi where poison oak over- Grows the roadcut. Just beginning to flower. Comment
  SEINET10492176  Clarkia unguiculata Tim Holtsford 1992-5-28 Holtsford 920528 -2-A Fresno Toll house rd, 1.75 mi n of tollhouse p.o., 3.55 Mi s of shaver springs rd. Oak Digger woodland. Collection is from within 1/4 mi below the pullout. Many more C.u. From miles 15.7 to 16.3 mi n of sample rd (outside of clovis), and another Purple, bowl-shaped species (probably c. Cylindrica) is common. Comment
  SEINET10492177  Clarkia unguiculata Tim Holtsford 1992-5-28 Holtsford 920528 -1-D Madera Fresno flats rd (#425b), 0.1 mi e of state hwy 41, s of oakhurst. On grassy W-facing slope with ailanthus, oaks. A few hundred scattered plants with c. Cylindrica and c. Williamsonii. C.u. Extends to 0.2 mi where poison oak over- Grows the roadcut. Just beginning to flower. Comment
  SEINET10492178  Clarkia unguiculata Tim Holtsford 1992-5-28 Holtsford 920528 -2-B Fresno Toll house rd, 1.75 mi n of tollhouse p.o., 3.55 Mi s of shaver springs rd. Oak Digger woodland. Collection is from within 1/4 mi below the pullout. Many more C.u. From miles 15.7 to 16.3 mi n of sample rd (outside of clovis), and another Purple, bowl-shaped species (probably c. Cylindrica) is common. Comment
  SEINET10492179  Clarkia unguiculata Tim Holtsford 1992-5-28 Holtsford 920528 -3-A- Fresno Dunlap rd, 1.85 mi se of state hwy 180 (king's canyon rd). 100-200 Plants off Roadside. Oak-digger woodland. Buds look typical (not globose). Petals are Pink and purple, no crinkled petals. Flowering almost finished. There is c.u. All along dunlap rd to hwy 245. Comment
  SEINET10492180  Clarkia unguiculata Tim Holtsford 1992-5-28 Holtsford 920528 -2-C Fresno Toll house rd, 1.75 mi n of tollhouse p.o., 3.55 Mi s of shaver springs rd. Oak Digger woodland. Collection is from within 1/4 mi below the pullout. Many more C.u. From miles 15.7 to 16.3 mi n of sample rd (outside of clovis), and another Purple, bowl-shaped species (probably c. Cylindrica) is common. Comment
  SEINET10492181  Clarkia unguiculata Tim Holtsford 1992-5-18 Holtsford 920518 -2-C Monterey Cholame valley rd, 1.85 mi n of vineyard canyon rd, 11.85 mi n of monterrey co Line. Roadside pop with oak-digger pine vegetation, including elderberry, Salvia, avena. Comment
  SEINET10492182  Clarkia unguiculata Tim Holtsford 1992-5-13 Holtsford 920513 -1-A Kern Ranchiera rd, 8.9-9.1 mi n of state hwy 178 (kern canyon hwy). Engelmann oak/ Digger pine savannah. Huge pop with several thousand plants. Comment
  SEINET10492183  Clarkia unguiculata Tim Holtsford 1992-5-18 Holtsford 920518 -2-B Monterey Cholame valley rd, 1.85 mi n of vineyard canyon rd, 11.85 mi n of monterrey co Line. Roadside pop with oak-digger pine vegetation, including elderberry, Salvia, avena. Comment
  SEINET10492184  Clarkia unguiculata Tim Holtsford 1992-5-20 Holtsford 920520 -3-A San Benito Panoche pass rd, 0.1 mi n of milepost "98 17.00," 16.2 mi s of state hwy 25 (s Of hollister, n of pinnacles, n.m.). Pop is on very rocky e-facing slope with Grasses, buckwheat, under oak/digger pine woods. Comment
  SEINET10492185  Clarkia unguiculata Tim Holtsford 1992-5-20 Holtsford 920520 -3-B San Benito Panoche pass rd, 0.1 mi n of milepost "98 17.00," 16.2 mi s of state hwy 25 (s Of hollister, n of pinnacles, n.m.). Pop is on very rocky e-facing slope with Grasses, buckwheat, under oak/digger pine woods. Comment
  SEINET10492186  Clarkia unguiculata Tim Holtsford 1992-5-18 Holtsford 920518 -1-A Ventura Along state hwy 33, along matilija creek. 0.4 Mi s of tunnel entrance, 1.6 Mi n of matilija rd. Approx 200-300 plants under big oaks with lots of Poison oak. Sedum growing on rocks nearby. 457 Comment
  SEINET10492187  Clarkia unguiculata Tim Holtsford 1992-5-27 Holtsford 920527 -5-B Mariposa Hwy 140 just outside of yosemite np, across rd from first buildings outside of Park (motels, restaurants). 1.35 Mi e of el portal rd. Grassy se-facing slope-- Manzanita, oaks, pines above. Sympatric with c. Williamsonii (t. Holtsford 920527-6). Buds globose. Comment
  SEINET10492188  Clarkia unguiculata Tim Holtsford 1992-5-26 Holtsford 920526 -1-A El Dorado State hwy 49, 0.15 mi s of riverwood drive, 5.3 mi n of state hwy 50. 300-500 Large healthy plants on n-nw-facing roadcut with oaks, walnuts, rhus, aeculus. An ivy has taken over the more stable parts of the slope and c.u. Is not found In those places--c.u. Seems to do well on crumbling slopes. Comment
  SEINET10492189  Clarkia unguiculata Tim Holtsford 1992-5-26 Holtsford 920526 -1-C El Dorado State hwy 49, 0.15 mi s of riverwood drive, 5.3 mi n of state hwy 50. 300-500 Large healthy plants on n-nw-facing roadcut with oaks, walnuts, rhus, aeculus. An ivy has taken over the more stable parts of the slope and c.u. Is not found In those places--c.u. Seems to do well on crumbling slopes. Comment
  SEINET10492190  Clarkia unguiculata Tim Holtsford 1992-5-26 Holtsford 920526 -1-B El Dorado State hwy 49, 0.15 mi s of riverwood drive, 5.3 mi n of state hwy 50. 300-500 Large healthy plants on n-nw-facing roadcut with oaks, walnuts, rhus, aeculus. An ivy has taken over the more stable parts of the slope and c.u. Is not found In those places--c.u. Seems to do well on crumbling slopes. Comment
  SEINET10492191  Clarkia unguiculata Tim Holtsford 1992-5-12 Holtsford 920512 -5 Kern Bodfish-caliente rd, 3.3 mi n of caliente post office. 25.7 Mi s of jct with Kern canyon rd (in bodfish). Small pop, sympatric with c. Xantiana; both Were grazed before seed was collected. Oak/digger woodland. Comment
  SEINET10492192  Clarkia unguiculata Tim Holtsford 1992-5-14 Holtsford 920514 -1 Tulare Deer creek rd (tulare co m-112) between mile posts 13.00 and 13.50. 7.0 Mi nw Of hot springs resort in ca hot springs. On grassy, s-facing slope above rd. Digger pine/oak savannah with aesculus californica. Comment
  SEINET10492193  Clarkia unguiculata Tim Holtsford 1992-5-29 Holtsford 920529 -1 Tulare Reservation rd, just w of the entrance to the tule indian reservation, 8.25- 8.4 Mi se of state hwy 190. Nw-facing rocky slope that probably predates the Rd; not a roadcut. The site is along the south fork of the tule river and has Riparian vegetation--populus, platanus, vitis, as well as oaks, grasses, Phacelia, and aesculus. Flowering season seems prolonged here--maybe a late Rain or flood--many plants have both mature fruit and flower buds on them. Comment
  SEINET10492194  Clarkia unguiculata Tim Holtsford 1992-5-30 Holtsford 920530 -2 Los Angeles Mandeville canyon rd. Coastal sage-scrub with oaks, sycamores, elderberry, many Cultivars. Comment
  SEINET10492195  Clarkia unguiculata Tim Holtsford 1992-5-12 Holtsford 920512 -2 Kern Kern canyon hwy, 4.8 mi ne of canyon mouth. N-facing slope with typical veg- Etation, including rhus and clarkia cylindrica. Comment
  SEINET10492196  Clarkia unguiculata Tim Holtsford 1992-5-27 Holtsford 920527 -2 Tuolumne Cherry lake rd, 0.8 mi s of cottonwood rd (usfs 3no1 south). Ponderosa pine Forest with manzanita, cedar, broad-leaved oaks, currants. Sympatric with c. Biloba (t. Holtsford 920527-1), and c. Rhomboidea (t. Holtsford 920527-3). Pre- Flowering. Comment
  SEINET10492197  Clarkia unguiculata Tim Holtsford 1992-5-16 Holtsford 920516 -2 San Luis Obispo Hwy 58, 1.6 mi e of navajo rd. Roadside pop, n-facing roadcut. Pop has only 4 Plants. Voucher is a stem from one of these plants. Comment
  SEINET10492198  Clarkia unguiculata Tim Holtsford 1992-6-5 Holtsford 920605 -1 San Diego Old river rd, ca 1/4 mi w of dentro de lomas rd. Large pop (several hundred Plants over 200-300 yards) on a n-facing roadcut just n of a small blind Canyon along the san luis rey river. Dense vegetation: oaks, elderberry, Artemesia, eriogonum fasciculatum, brassica, bromus, mimulus (flowers red With yellow throat). Most of the pop finished flowering. Comment
  SEINET10492199  Clarkia unguiculata Tim Holtsford 1992-7-3 Holtsford 920703 -2 Los Angeles Under the interchange between i-5 and state hwy 14. Park by a metal gate that Goes down the rr tracks, pop is on a ne-facing slope, ca 30 yards s of gate. Ne-facing slope. Blue oaks, tree tobacco, anise, phacelia, atriplex, puncture Vine, lots of weeds. Vegetation looks like it's closing in; c.u. Probably will Not persist. Comment
  SEINET10492200  Clarkia unguiculata Tim Holtsford 1992-6-13 Holtsford 920613 -1 Contra Costa Morgan territory rd, se of concord, 1.35 mi s of marsh creek rd (clayton rd), 0.1 Mi n of shale cliff court. Roadside pop, n-facing slope with oaks, digger Pines, poison oak. Most flowering over, fruits still green. Comment
  SEINET10492201  Clarkia unguiculata Tim Holtsford 1992-6-12 Holtsford 920612 -3 San Luis Obispo Peachy canyon rd, w of paso robles, 0.5 mi w of old settler rd. On gravelly Slope with oaks and poison oak. Most flowering over but fruits still green. Comment
  SEINET10492202  Clarkia unguiculata Tim Holtsford 1992-5-11 Holtsford 920511 -1-A Kern Clear creek rd (exit at hart flat from state hwy 58 between tehachipi & bakers- Field). 1.2 Mi e of hart oaks, tejon rd. Ne-facing roadcut/slope with oaks (Probably quercus engelmanii), asclepias, bromus, avena, lupinus, clarkia Williamsonii, (aesculus californica, platanus racemosa, pinus sabiniana nearby But not closely associated). 200-300 Plants evident. Plants are infested with A mite which seems to be eating pollen. Comment
  SEINET10492203  Clarkia unguiculata Tim Holtsford 1992-5-11 Holtsford 920511 -1-B Kern Clear creek rd (exit at hart flat from state hwy 58 between tehachipi & bakers- Field). 1.2 Mi e of hart oaks, tejon rd. Ne-facing roadcut/slope with oaks (Probably quercus engelmanii), asclepias, bromus, avena, lupinus, clarkia Williamsonii, (aesculus californica, platanus racemosa, pinus sabiniana nearby But not closely associated). 200-300 Plants evident. Plants are infested with A mite which seems to be eating pollen. Comment
  SEINET10837682  Clarkia unguiculata Tim Holtsford 1992-5-16 Holtsford 920516 -3 San Luis Obispo Enter los padres nf from hwy 58 at navajo rd, head s into nf, 1.8 mi later go Left at "t" then stay right at "v" (head toward navajo camp). After crossing A wash immediately take a hard (<90o) left turn (don't go through a big metal Gate). The pop extends from about 300-1000 yards down this rd which heads e-w Along a creek/wash. N-facing slope with oaks, ribes, rhus. Several hundred Plants, just beginning to flower. Comment
  SEINET10870502  Clarkia unguiculata Tim Holtsford 1992-5-18 Holtsford 920518 -3 Fresno Parkfield-coalingua rd, 4.2 mi s of state hwy 198 (then 10.5 mi e to coalingua) 29.1 Mi n of state hwy 41/46. Several hundred plants on nw-facing rock/gravel Slope. Very little other vegetation (some avena). Oak/digger pine habitat where There's soil but these clarkias are growing in gravel. Some plants in more Typical habitat at the edges of this pop, but most are small in stature with Small flowers. Comment
  SEINET10870503  Clarkia unguiculata Tim Holtsford 1992-5-27 Holtsford 920527 -4-A Tuolumne Cherry lake rd, 1.6 mi s of (usfs?) 1N45, 3.65 mi n of mather rd (1so2). Grassy Roadside under aesculus, oaks. Comment
  SEINET10870504  Clarkia unguiculata Tim Holtsford 1992-5-27 Holtsford 920527 -4-C Tuolumne Cherry lake rd, 1.6 mi s of (usfs?) 1N45, 3.65 mi n of mather rd (1so2). Grassy Roadside under aesculus, oaks. Comment
  SEINET10903369  Clarkia unguiculata Tim Holtsford 1992-5-18 Holtsford 920518 -1-B Ventura Along state hwy 33, along matilija creek. 0.4 Mi s of tunnel entrance, 1.6 Mi n of matilija rd. Approx 200-300 plants under big oaks with lots of Poison oak. Sedum growing on rocks nearby. 457 Comment
  SEINET10903370  Clarkia unguiculata Tim Holtsford 1992-5-13 Holtsford 920513 -1-B Kern Ranchiera rd, 8.9-9.1 mi n of state hwy 178 (kern canyon hwy). Engelmann oak/ Digger pine savannah. Huge pop with several thousand plants. Comment
  SEINET10936405  Clarkia unguiculata Tim Holtsford 1992-5-27 Holtsford 920527 -4-B Tuolumne Cherry lake rd, 1.6 mi s of (usfs?) 1N45, 3.65 mi n of mather rd (1so2). Grassy Roadside under aesculus, oaks. Comment
  SEINET10969624  Clarkia unguiculata Tim Holtsford 1992-5-26 Holtsford 920526 -5 Amador Electra rd, 0.25 mi w of state hwy 49. Big pop (>1000 plants) above mokelumne River with oaks, elderberry, buckeye, ailanthus. Near end of flowering. Comment
  SEINET10969625  Clarkia unguiculata Tim Holtsford 1992-5-31 Holtsford 920531 -1-A Los Angeles Mandeville canyon rd, just n and across the st from 3676 canyon rd. Coastal sage-scrub with oaks, sycamores, elderberry, many cultivar. Comment
  SEINET10969626  Clarkia unguiculata Tim Holtsford 1992-5-18 Holtsford 920518 -2-A Monterey Cholame valley rd, 1.85 mi n of vineyard canyon rd, 11.85 mi n of monterrey co Line. Roadside pop with oak-digger pine vegetation, including elderberry, Salvia, avena. Comment
  SEINET10969627  Clarkia unguiculata Tim Holtsford 1992-5-27 Holtsford 920527 -5-C Mariposa Hwy 140 just outside of yosemite np, across rd from first buildings outside of Park (motels, restaurants). 1.35 Mi e of el portal rd. Grassy se-facing slope-- Manzanita, oaks, pines above. Sympatric with c. Williamsonii (t. Holtsford 920527-6). Buds globose. Comment
  SBBG60373  Clarkia williamsonii W. B. Holt 1939-7-20 282 Madera Fine Gold Crk 822 Comment
  SEINET10492204  Clarkia williamsonii Tim Holtsford 1992-5-26 Holtsford 920526 -4 Mariposa New york ranch rd, 2.6 mi n of court street (behind sheriff station in jackson). May be a cultivar. On grassy roadside under tall oaks and madrones. Comment
  SEINET10492205  Clarkia williamsonii Tim Holtsford 1992-5-27 Holtsford 920527 -6-B Mariposa Hwy 140 outside of yosemite np, across rd from first buildings outside of park (Motels, restaurants). 1.35 Mi e of el portal rd. Grassy se-facing slope-- Manzanita, oaks, pines, above. Sympatric with c. Unguiculata (t. Holtsford 920527-5). Buds globose. Comment
  SEINET10492206  Clarkia williamsonii Tim Holtsford 1992-5-27 Holtsford 920527 -6-A Mariposa Hwy 140 outside of yosemite np, across rd from first buildings outside of park (Motels, restaurants). 1.35 Mi e of el portal rd. Grassy se-facing slope-- Manzanita, oaks, pines, above. Sympatric with c. Unguiculata (t. Holtsford 920527-5). Buds globose. Comment
  SEINET10492207  Clarkia xantiana Tim Holtsford 1992-6-23 Holtsford 920623 -1 Tulare Ca 500 yards upstream from the bridge over kern canyon river which is just n of The shermann pass rd. Follow the trail on e side of river upstream from the Stairs. On ne-facing rocky (degenerating granite?) Slope with buckwheat, digger Pines, currants. Comment
  SEINET10492208  Clarkia xantiana Tim Holtsford 1992-5-12 Holtsford 920512 -1 Kern Kern canyon hwy, s side of rd, 1.1 mi ne of canyon mouth. N-facing slope With avena barbata. Oak/digger pine community above. Only 2 plants flowering. Comment
  SEINET10492209  Clarkia xantiana Tim Holtsford 1992-5-29 Holtsford 920529 -3 Tulare Kern river hwy, 9.5 mi s of shermann pass rd, near corral creek picnic area. Sw- Facing sand/gravel slope with ponderosa pines and cottonwoods along kern river. Comment
  SEINET10492210  Clarkia xantiana Tim Holtsford 1992-5-30 Holtsford 920530 -1 Los Angeles Usfs rd 7n221, 0.5 mi past liebre mtn truck trail. [State hwy 138 e to la co rd N2. Se on n2 for 2.2 mi, then follow usfs 8n04 (ridge route) for 2.9 mi, then Left on leibre mtn truck trail for 0.6 mi, then right on 7n221 toward cold Spring for 0.5 mi.] Huge pop extending 30 m above, 30 m below, and 100 m a- Long rd. Exposed w-facing sand/gravel slope. Bromus rubus, lupinus sp., And Some small composite shrubs are all that's on this slope. Oak/digger woodland At edge of this gravel slope but only in a protected canyon--most of the sur- Rounding area is coastal scrub mixed with chapparal: nolina, salvia, arctosta- Phylos, eriogonum fasciculatum, chamise. Comment
  SEINET10492211  Clarkia xantiana Tim Holtsford 1992-5-12 Holtsford 920512 -3-B Kern Kern canyon hwy, 9.1 mi ne of canyon mouth. Oak/digger woods with grasses. Comment
  SEINET10492212  Clarkia xantiana Tim Holtsford 1992-5-12 Holtsford 920512 -4-A Kern Kern canyon, 24 mi ne of canyon mouth (following old kern canyon rd on s side Of canyon, not new kc hwy). On a bare gravel rd grade with eriogonum (inflat- Um ??), Artemesia, scattered bromus. Comment
  SEINET10492213  Clarkia xantiana Tim Holtsford 1992-5-12 Holtsford 920512 -4-B Kern Kern canyon, 24 mi ne of canyon mouth (following old kern canyon rd on s side Of canyon, not new kc hwy). On a bare gravel rd grade with eriogonum (inflat- Um ??), Artemesia, scattered bromus. Comment
  SEINET10492214  Clarkia xantiana Tim Holtsford 1992-6-10 Holtsford 920610 -1-B Inyo Olancha pass trail, inyo nf. Take walker creek rd w from u.s. 395 To end of rd Park at campsite next to falls creek. Walk up steep gravel slope and follow High trail. Large pop (many 100's) of apparently outcrossing plants. Ne-facing Slope. Associated with artemisia tridentata, purshia tridentata, ephedra (cali- Fornica ??), Pinus monophylla, chrysothamnus nauseosus, ribes, camissonia, eri- Ogonum. Oaks dominate the creek bed below. Flowering almost over. T.20s, r.36e Sec.3-4. Comment
  SEINET10837683  Clarkia xantiana Tim Holtsford 1992-5-12 Holtsford 920512 -6 Kern Bodfish-caliente rd, 3.3 mi n of caliente post office, 25.7 mi s of jct with Kern canyon rd (in bodfish). Small pop, sympatric with c. Unguiculata; both Were grazed before seed was collected. Oak/digger woodland. Comment
  SEINET10870505  Clarkia xantiana Tim Holtsford 1992-5-13 Holtsford 920513 -3 Tulare Ca 400 yards from the bridge over kern river which is just n of the shermann Pass rd. Follow trail on e side of river upstream from the stairs. This pop is Above the trail at the point where the trail takes a sharp turn to the left. On ne-facing rocky (degenerating granite?) Slope with buckwheat, digger pines, Currants. Comment
  SEINET10870506  Clarkia xantiana Tim Holtsford 1992-5-12 Holtsford 920512 -3-A Kern Kern canyon hwy, 9.1 mi ne of canyon mouth. Oak/digger woods with grasses. Comment
  SEINET10903371  Clarkia xantiana Tim Holtsford 1992-5-13 Holtsford 920513 -2 Tulare Ca 50 yards upstream from the bridge over the kern river which is just n of the Shermann pass rd. Follow trail on e side of river upstream from the stairs. On Ne-facing rocky (degenerating granite?) Slope with buckwheat, digger pines, Currants. Comment
  SEINET10903372  Clarkia xantiana Tim Holtsford 1992-5-12 Holtsford 920512 -4-C Kern Kern canyon, 24 mi ne of canyon mouth (following old kern canyon rd on s side Of canyon, not new kc hwy). On a bare gravel rd grade with eriogonum (inflat- Um ??), Artemesia, scattered bromus. Comment
  SEINET10936406  Clarkia xantiana Tim Holtsford 1992-6-10 Holtsford 920610 -1-A Inyo Olancha pass trail, inyo nf. Take walker creek rd w from u.s. 395 To end of rd Park at campsite next to falls creek. Walk up steep gravel slope and follow High trail. Large pop (many 100's) of apparently outcrossing plants. Ne-facing Slope. Associated with artemisia tridentata, purshia tridentata, ephedra (cali- Fornica ??), Pinus monophylla, chrysothamnus nauseosus, ribes, camissonia, eri- Ogonum. Oaks dominate the creek bed below. Flowering almost over. T.20s, r.36e Sec.3-4. Comment
  SEINET10936407  Clarkia xantiana Tim Holtsford 1992-6-10 Holtsford 920610 -1-C Inyo Olancha pass trail, inyo nf. Take walker creek rd w from u.s. 395 To end of rd Park at campsite next to falls creek. Walk up steep gravel slope and follow High trail. Large pop (many 100's) of apparently outcrossing plants. Ne-facing Slope. Associated with artemisia tridentata, purshia tridentata, ephedra (cali- Fornica ??), Pinus monophylla, chrysothamnus nauseosus, ribes, camissonia, eri- Ogonum. Oaks dominate the creek bed below. Flowering almost over. T.20s, r.36e Sec.3-4. Comment
  CHSC1374  Claytonia cordifolia V. Holt 1943-8-8 Siskiyou Marble mountains. 1828 Comment
  CHSC1364  Claytonia lanceolata V. Holt 1936-5-24 Siskiyou Mt. Shasta. Comment
  CHSC2250  Clintonia andrewsiana V. Holt 1951-6-13 Del Norte Smith River. Comment
  CHSC2251  Clintonia uniflora V. Holt 1932-6-26 Siskiyou Mt. Eddy. 1219 Comment
  CHSC1729  Collinsia bartsiifolia V. Holt 1942-4-1 Merced Near Merced. Comment
  SBBG66407  Collinsia callosa W. B. Holt 1937-7-3 14132 Ventura Chuchupate Camp, Frazier Mtn Comment
  CHSC1731  Collinsia heterophylla V. Holt 1946-4-18 Colusa Cashe Creek. Comment
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Mar 2 2015
  CHSC1738  Collinsia tinctoria V. Holt 1931-6-3 Butte Forest Ranch. 548 Comment
  SBBG66425  Collinsia tinctoria W. B. Holt 1939-7-12 309 Madera Bass Lake Comment
  SBBG66428  Collinsia tinctoria W. B. Holt 1939-7-12 308 Madera Bass Lake Comment
  CHSC1740  Collinsia torreyi V. Holt 1942-7-1 Sierra Gold Lake. 1950 Comment
  CHSC1228  Collomia heterophylla V. Holt 1935-5-21 Butte Butte Creek. 67 Comment
  SBBG58211  Collomia rawsoniana W. B. Holt 1939-7-13 306 Madera above Chilkoot Crk at intersection of crk with Bass Lake to Beasore Meadow Rd 1371 Comment
  CHSC1623  Comandra umbellata subsp. californica V. Holt 1935-5-3 Butte Butte Creek. Bank of road cut. 121 Comment
  SBBG44466  Condea emoryi W. B. Holt 1941-10-22 13 -1941 San Bernardino slope leading up to Sheephole Mtns Comment
  CAS-BOT-BC286127  Conyza canadensis Ward B. Holt 1951-8-29 s.n. Madera Bass Lake 1066 Comment
  CAS-BOT-BC286128  Conyza canadensis W. B. Holt 1952-8-30 s.n. Madera The Forks, Bass Lake 1066 Comment
  CHSC2331  Corallorhiza maculata V. Holt 1932-6-26 Siskiyou Mt. Eddy. 1828 Comment
  CHSC2333  Corallorhiza maculata V. Holt 1942-7-16 Sierra Gold Lake. 1950 Comment
  CHSC448  Cornus glabrata V. Holt 1941-5-10 Nevada Comment
  CHSC450  Cornus sessilis V. Holt 1935-3-31 Butte De Sabla. 762 Comment
  CHSC309  Cotula coronopifolia V. Holt 1936-3-30 Butte Near Cherokee. 396 Comment
  SBBG66245  Crepis acuminata W. B. Holt 1937-7-12 Ventura summit of Frazier Mtn 2438 Comment
  CHSC308  Crepis monticola V. Holt 1942-8-13 Trinity Summit, Trinity Alps. 2133 Comment
  SBBG44536  Croton californicus W. B. Holt 1941-10-22 14 -1941 San Bernardino ca. 15 mi E of Twentynine Palms Comment
  SD121783  Croton californicus Ward B. Holt 1941-10-22 14 1941 San Bernardino 15 miles east of Twentynine Palms. Comment
  CHSC144  Cryptantha intermedia V. Holt 1935-5-12 Kern Near Mohave. 7 Comment
  CHSC146  Cryptantha intermedia V. Holt 1935-5-17 Colusa Stonyford. Comment
  CHSC46  Cryptogramma acrostichoides V. Holt 1932-7-12 Siskiyou Castle Lake. 1767 Comment
  CHSC70  Cupressus goveniana V. Holt 1940-7-27 Monterey 17-mile Drive. Comment
  CHSC577  Cuscuta indecora V. Holt 1935-10-1 Butte Chico Creek. 91 Comment
  CAS-BOT-BC190220  Cynodon dactylon Ward B. Holt 1952-9-11 s.n. Madera The Pines, Bass Lake. 1066 Comment
  CAS-BOT-BC114567  Cyperus eragrostis Ward B. Holt 1951-8-30 s.n. Madera Bass Lake. 1066 Comment
  CAS-BOT-BC114568  Cyperus eragrostis Ward B. Holt 1928-7-15 s.n. Lake Kelseyville. Banks of Cold Cr. Comment
  CAS-BOT-BC114050  Cyperus squarrosus Ward B. Holt 1951-8-29 s.n. Madera Bass Lake 1066 Comment
  CHSC2336  Cypripedium californicum V. Holt 1932-6-20 Siskiyou Mt. Eddy. ... Field redacted by CHSC, contact the data manager for more information 2133 Comment
  CHSC2340  Cypripedium montanum V. Holt 1931-5-17 Plumas Near Quincy. ... Field redacted by CHSC, contact the data manager for more information 1036 Comment
  CHSC33  Cystopteris fragilis V. Holt 1960-5-1 Siskiyou Castle Lake. 1706 Comment
  CHSC1571  Dasiphora fruticosa V. Holt 1932-7-10 Siskiyou Mt. Eddy. 2286 Comment
  CHSC1917  Datura wrightii V. Holt 1935-4-16 Riverside Foothills, San Jacinto mts., E. Comment
  CHSC1459  Delphinium V. Holt 1943-8-14 Siskiyou Marble mountains. 1828 Comment
  CHSC1442  Delphinium andersonii V. Holt 1935-5-31 Plumas Chilcoot. 1524 Comment
  CHSC1444  Delphinium glaucum V. Holt 1943-8-1 Siskiyou Marble mountains. 1828 Comment
  SBBG71769  Delphinium gypsophilum subsp. gypsophilum W. B. Holt 1939-6-19 270 Ventura upper Cuyama Valley, Ballinger Cyn Rd Comment
  SBBG71738  Delphinium nuttallianum W. B. Holt 1939-7-14 305 Madera near Muglers Meadow 2133 Comment
  SD143486  Delphinium nuttallianum W. B. Holt 1939-7-14 305 Madera Pine woods near Mugler Meadow 2133 Comment
  CHSC1453  Delphinium parryi subsp. purpureum V. Holt 1935-4-12 Kern Bakersfield. Comment
  CHSC503  Descurainia incana V. Holt 1943-8-7 Siskiyou Marble mountains. Comment
  CHSC640  Dicentra pauciflora V. Holt 1932-7-10 Siskiyou Mt. Eddy. Comment
  CHSC642  Dicentra uniflora V. Holt 1935-5-5 Butte Butte Meadows. 1219 Comment
  SBBG57578  Dichelostemma capitatum subsp. capitatum W. B. Holt 1937-6-28 Ventura off Ventura-Maricopa Hwy, narrow rd on way to Rose Valley 914 Comment
  CHSC2070  Dichelostemma congestum V. Holt 1935-5-26 Butte Humboldt road 76 Comment
  CHSC1748  Diplacus aurantiacus V. Holt 1933-6-13 Monterey Big Sur. Comment
  CHSC1772  Diplacus bigelovii var. bigelovii V. Holt 1942-3-27 Riverside East of Indio. Comment
  CHSC1773  Diplacus bigelovii var. cuspidatus V. Holt 1941-9-6 Inyo Inyo Mountains. Comment
  SBBG66788  Diplacus constrictus R. W. Holt 1937-7-5 Ventura Chuchupate Camp, Frazier Mtn 1981 Comment
  CHSC1778  Diplacus jepsonii V. Holt 1932-6-23 Siskiyou McCloud river. 914 Comment
  CHSC1779  Diplacus layneae V. Holt 1942-8-3 Trinity Morris Meadows. 1371 Comment
  SBBG66701  Diplacus layneae W. B. Holt 1939-7-16 316 Madera Mammoth Pool, San Joaquin River 914 Comment
  CHSC1780  Diplacus leptaleus V. Holt 1940-7-20 Alpine Ebbett's Pass. 2682 Comment
  CHSC1784  Diplacus mephiticus V. Holt 1940-7-16 Alpine Twin Lakes. 2346 Comment
  CHSC1797  Diplacus pygmaeus V. Holt 1932-5-29 Plumas Flats near Lake Almanor. 1310 Comment
  CHSC2258  Disporum smithii V. Holt 1933-4-10 Del Norte Comment
  CHSC677  Distylium V. Holt 1961-3-10 Butte Growing on Bidwell grounds between a Crepe Myrtle and a palm near sidewalk to Arcadian Street. 57 Comment
  CHSC505  Dithyrea californica V. Holt 1942-3-25 San Bernardino Stoddard Well road, Mohave Desert. 914 Comment
  CHSC1391  Dodecatheon alpinum V. Holt 1932-7-10 Siskiyou Mt. Eddy. 2590 Comment
  CHSC1394  Dodecatheon clevelandii subsp. patulum V. Holt 1935-3-30 Butte Chico Creek Ridge. 243 Comment
  CHSC1397  Dodecatheon hendersonii V. Holt 1946-4-16 Yuba Smartsville. 313 Comment
  SBBG58458  Dodecatheon jeffreyi W. B. Holt 1939-7-14 314 Madera Muglers Meadow 2133 Comment
  CHSC181  Downingia insignis V. Holt 1935-5-15 Butte Oroville road. 76 Comment
  CHSC507  Draba howellii V. Holt 1942-8-13 Trinity Deer Lake, Trinity Alps. 2438 Comment
  CHSC686  Draperia systyla V. Holt 1935-5-24 Butte Butte Creek. 121 Comment
  CHSC34  Dryopteris arguta V. Holt 1935-11-1 Butte Honey Run grade. 365 Comment
  CHSC453  Dudleya caespitosa V. Holt 1940-7-27 Monterey Pacific Grove. 30 Comment
  CAS-BOT-BC197070  Echinochloa crus-galli Ward B. Holt 1952-9-11 s.n. Madera The Pines, Bass Lake 1066 Comment
  CAS-BOT-BC197239  Echinochloa muricata Ward B. Holt 1951-8-30 s.n. Madera Bass Lake 1066 Comment
  CHSC2198  Egeria densa V. Holt 1935-9-1 Butte Locality: Chico Creek. 56 Comment
  CAS-BOT-BC113612  Eleocharis acicularis var. occidentalis Ward B. Holt 1957-8-27 s.n Madera Shores of Bass Lake. 1066 Comment
  CAS-BOT-BC112856  Eleocharis macrostachya Ward B. Holt 1951-8-27 s.n. Madera Bass Lake 1066 Comment
  CHSC688  Emmenanthe penduliflora var. penduliflora V. Holt 1933-6-13 Monterey Big Sur 91 Comment
  CAS-BOT-BC392226  Enemion stipitatum Vesta Holt 1935-3-19 s.n. Plumas Near Quincy Comment
  SBBG56465  Ephedra viridis W. B. Holt 1937-7-6 Ventura Chuchupate Camp, Frazier Mtn 1981 Comment
  SBBG60239  Epilobium campestre W. B. Holt 1937-7-27 Ventura rd from Chuchupate Ranger Sta to San Emigdio Camp 1524 Comment
  CHSC1163  Epilobium canum subsp. latifolium V. Holt 1932-10-2 Butte Forest Ranch. 548 Comment
  SBBG44917  Epilobium canum subsp. latifolium W. B. Holt 1941-10-23 17 Riverside near Split Rock, Joshua Tree National Monument Comment
  SBBG60137  Epilobium canum subsp. latifolium W. B. Holt 1937-7-12 Ventura 1 mi above Chuchupate Camp, Frazier Mtn 2072 Comment
  CHSC1118  Epilobium ciliatum subsp. ciliatum V. Holt 1942-8-9 Trinity Deer Creek meadows, Trinity Alps. 2438 Comment
  CHSC1131  Epilobium ciliatum subsp. watsonii V. Holt 1943-4-19 San Francisco San Francisco. Comment
  CHSC1087  Epilobium densiflorum V. Holt 1942-6-17 Butte Pentz. Comment
  CHSC1125  Epilobium glaberrimum subsp. fastigiatum V. Holt 1942-8-4 Trinity Sapphire Lake, Trinity Alps. 2438 Comment
  CHSC1088  Epilobium pallidum V. Holt 1935-5-11 Butte Salmon Hole on Chico Creek. 152 Comment
  CHSC1127  Epilobium siskiyouense V. Holt 1936-7-18 Siskiyou Mt. Eddy. 2438 Comment
  CHSC1128  Epilobium siskiyouense V. Holt 1942-8-10 Trinity Deer Lake, Trinity Alps. 2438 Comment
  CHSC2345  Epipactis gigantea V. Holt 1935-5-22 Butte Mud Creek above Richardson Springs. 182 Comment
  CAS-BOT-BC56971  Equisetum arvense W. B. Holt 1952-9-14 s.n. Madera The Pines, Bass Lake 1066 Comment
  CHSC7  Equisetum telmateia subsp. braunii V. Holt 1941-4-1 Marin Comment
  CAS-BOT-BC213589  Eragrostis lutescens Ward B. Holt 1952-9-11 s.n. Madera The Pines, Bass Lake 1066 Comment
  CAS-BOT-BC213401  Eragrostis mexicana subsp. virescens Ward B. Holt 1952-10-12 s.n. Madera Bass Lake 1066 Comment
  CAS-BOT-BC213402  Eragrostis mexicana subsp. virescens Ward B. Holt 1952-10-4 s.n. Madera Near creek, the Forks, Bass Lake 1066 Comment
  CAS-BOT-BC284061  Eragrostis pectinacea var. pectinacea W. B. Holt 1952-9-11 s.n. Madera The Pines, Bass Lake 1066 Comment
  CHSC1040  Eremalche rotundifolia V. Holt 1942-3-22 Inyo Daylite Road, Death Valley. Comment
  CHSC1041  Eremalche rotundifolia V. Holt 1935-4-16 Riverside E. Colorado Desert. Comment
  CHSC206  Eremogone congesta var. suffrutescens V. Holt 1942-7-7 Sierra Gold Lake. 1828 Comment
  SBBG58307  Eriastrum pluriflorum W. B. Holt 1939-5-21 261 Kern Last Chance Cyn near Red Rock Cyn Comment
  SBBG58318  Eriastrum signatum W. B. Holt 1937-7-22 Ventura head of Beartrap Cyn, Mt Pinos [probably Pine Mtn] 1950 Comment
  CHSC316  Erigeron lassenianus var. lassenianus V. Holt 1942-8-9 Trinity Deer Creek meadow, Trinity Alps. 2133 Comment
  CHSC321  Erigeron linearis V. Holt 1942-7-22 Sierra Mt. Haskell near Gold Lake. 2438 Comment
  CHSC315  Erigeron peregrinus var. callianthemus V. Holt 1942-8-4 Trinity Sapphire Lake, Trinity Alps. 2133 Comment
  CHSC322  Erigeron petrophilus var. viscidulus V. Holt 1942-8-1 Trinity Trinity Alps. 2286 Comment
  CHSC1318  Eriogonum douglasii var. meridionale V. Holt 1943-8-7 Siskiyou Marble Mountains. 2164 Comment
  CHSC1323  Eriogonum elatum var. elatum V. Holt 1943-8-10 Siskiyou Marble mountains. 1828 Comment
  CHSC1321  Eriogonum inflatum V. Holt 1935-4-15 Riverside Thousand Palms. Comment
  SBBG63999  Eriogonum inflatum var. inflatum W. B. Holt 1937-7-20 Ventura Cuyama-Lockwood Valley Rd, ca. 14 mi from Ventura-Maricopa Hwy 1676 Comment
Read comments
Jun 7 2011
  CHSC1337  Eriogonum lobbii V. Holt 1942-8-6 Siskiyou Caribou Ridge. 2438 Comment
  CHSC1324  Eriogonum nudum var. oblongifolium V. Holt 1942-8-13 Trinity E. Stuart Fork 1219 Comment
  CHSC1330  Eriogonum sphaerocephalum var. sphaerocephalum V. Holt 1946-6-17 Lassen Mt. Fredonyer. 2377 Comment
  CHSC1335  Eriogonum umbellatum var. ahartii V. Holt 1935-7-1 Butte De Sabla. 762 Comment
  CHSC1334  Eriogonum ursinum var. ursinum V. Holt 1942-7-18 Sierra Gold Lake. 2133 Comment
  CHSC331  Eriophyllum lanatum var. integrifolium V. Holt 1943-8-15 Siskiyou Marble mountains. 1219 Comment
  CHSC333  Eriophyllum lanatum var. lanceolatum V. Holt 1942-8-4 Trinity Sapphire Lake, Trinity Alps. 1981 Comment
  CHSC337  Eriophyllum wallacei V. Holt 1942-3-22 San Bernardino Stoddard Well road. Comment
  CHSC514  Erysimum capitatum var. bealianum V. Holt 1942-3-25 San Bernardino Stoddard Wells, Mohave desert. 914 Comment
  CHSC1760  Erythranthe cardinalis V. Holt 1932-10-28 Butte Near Richardson Springs. 152 Comment
  CHSC1781  Erythranthe lewisii V. Holt 1942-8-4 Trinity Sapphire Lake, Trinity Alps. 2286 Comment
  CHSC1791  Erythranthe primuloides V. Holt 1935-9-1 Plumas Buck's Lake. 1584 Comment
  CHSC2259  Erythronium californicum V. Holt 1933-4-11 Trinity Trinity mountains. 1066 Comment
  CHSC2261  Erythronium grandiflorum var. pallidum V. Holt 1943-8-7 Siskiyou Marble mountains. 1828 Comment
  CHSC2271  Erythronium revolutum V. Holt 1933-4-10 Del Norte Mary Adams Sta. Comment
  CHSC1190  Eschscholzia caespitosa V. Holt 1935-5-15 Butte Salmon on Chico creek. 152 Comment
  CHSC1200  Eschscholzia californica V. Holt 1954-5-7 San Francisco Twin Peaks. 213 Comment
  CHSC1191  Eschscholzia minutiflora V. Holt 1942-3-26 San Bernardino Daggett. 609 Comment
  CHSC1016  Eucnide urens V. Holt 1942-3-23 Inyo Artist's Drive, Death Valley (legal). Comment
  CHSC236  Euonymus occidentalis V. Holt; M. Underhill 1952-7-7 Butte Magalia. 670 Comment
  CHSC615  Euphorbia peplus V. Holt 1945-11-16 Butte Chico. 57 Comment
  CHSC268  Eurybia integrifolia V. Holt 1943-8-14 Siskiyou Marble Mountains. 1219 Comment
  CHSC2042  Fagonia laevis V. Holt 1942-3-28 Riverside Comment
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Feb 16 2013
  CHSC629  Fouquieria splendens V. Holt 1942-3-28 Riverside Indio. -6 Comment
  CAS-BOT-BC62942  Frangula californica subsp. tomentella Vesta Holt 1932-6-1 s.n. Butte Near Chico. Comment
  CHSC1523  Frangula rubra V. Holt 1941-5-11 Nevada Comment
  CHSC1530  Frangula rubra subsp. modocensis V. Holt 1942-8-13 Trinity Summit Lake, Trinity Alps. 2438 Comment
  CHSC1083  Fraxinus dipetala V. Holt 1931-4-24 Butte Forest Ranch. 548 Comment
  CAS-BOT-BC136071  Fritillaria affinis Vesta Holt 1931-3-9 s.n. Butte Near Chico Comment
  SJSU8634  Fritillaria affinis C. P. Holton 1955-4-9 San Francisco Mt Davidson, San Francisco Comment
  CHSC2272  Fritillaria agrestis V. Holt 1937-3-28 Placer Near Lincoln. 51 Comment
  SBBG57784  Fritillaria biflora W. B. Holt 1937-4-11 Santa Barbara Jalama Rd, 1/3 of way to sea Comment
  CAS-BOT-BC130311  Fritillaria eastwoodiae Vesta Holt s.n. Unknown unspecified Comment
  CAS-BOT-BC505287  Fritillaria micrantha Vesta Holt 1931-3-9 s.n. Butte Chico Comment
  SBBG46417  Funastrum hirtellum W. B. Holt 1941-10-22 12 San Bernardino Sheep Hole Mtns Comment
  SD121808  Funastrum hirtellum Ward B. Holt 1941-10-22 12 San Bernardino Sheep Hole Mountains. Comment
  CHSC1614  Galium glabrescens V. Holt 1942-8-12 Trinity Trinity Alps. Comment
  SBBG68911  Galium hallii W. B. Holt 1937-7-3 Ventura Chuchupate Camp, Frazier Mtn 1981 Comment
  CHSC593  Gaultheria shallon Vesta Holt 1941-5-30 Humboldt Comment
  CHSC1132  Gayophytum heterozygum V. Holt 1942-8-13 Trinity E. Stuart Creek, Trinity Alps. 914 Comment
  CHSC1133  Gayophytum heterozygum V. Holt 1932-7-15 Siskiyou S.S. Campus, Mt. Shasta City. 1097 Comment
  CHSC662  Gentiana affinis var. ovata V. Holt 1936-9-2 Del Norte Patrick's Creek. Comment
  CHSC660  Gentiana calycosa V. Holt 1942-8-10 Trinity Deer Lake, Trinity Alps. 2286 Comment
  CHSC656  Gentiana newberryi var. newberryi V. Holt 1942-8-7 Trinity Morris Meadows, Trinity Alps. 1371 Comment
  CHSC340  Geraea canescens V. Holt 1942-3-22 San Bernardino Mohave desert. 609 Comment
  CHSC341  Geraea canescens V. Holt 1941-12-29 Inyo Death Valley nursery. -54 Comment
  SBBG67603  Geranium californicum W. B. Holt 1937-7-7 Ventura Chuchupate Camp, Frazier Mtn 2042 Comment
  CHSC672  Geranium carolinianum V. Holt 1935-3-30 Butte Chico Creek ridge. 365 Comment
  SBBG67604  Geranium richardsonii W. B. Holt 1939-7-14 297 Madera near upper Chiquito Crk 2133 Comment
  SBBG67605  Geranium richardsonii W. B. Holt 1939-7-14 298 Madera upper Chiquito Crk 2133 Comment
  CHSC1237  Gilia achilleifolia V. Holt 1947-3-31 Santa Clara Alum Rock Park. Comment
  CHSC1244  Gilia capitata subsp. tomentosa V. Holt 1943-4-22 Santa Clara Road to Mt. Hamilton. Comment
  CHSC1247  Gilia latiflora V. Holt 1958-3-26 San Bernardino Hinkley, Mohave desert. 609 Comment
  UCR111240  Gilia leptalea Ward B. Holt 1939-7-14 303 Madera Near upper Chiquita Creek 2134 Comment
  SBBG64640  Gilia leptantha subsp. pinetorum W. B. Holt 1937-7-22 Ventura near head of Beartrap Cyn 1950 Comment
  SBBG64664  Gilia tetrabreccia W. B. Holt 1937-7-22 Ventura Beartrap Cyn, above bog near head of cyn Comment
  SBBG63351  Gnaphalium palustre W. B. Holt 1937-7-10 Ventura Chuchupate Camp, Frazier Mtn 2072 Comment
  CAS-BOT-BC302613  Gnaphalium palustre Ward B. Holt 1951-9-1 s.n. Madera Bass Lake Fish Hatchery 1066 Comment
  CHSC2346  Goodyera oblongifolia V. Holt 1942-8-13 Trinity E. Stuart Creek. 1524 Comment
  CHSC5231  Grayia spinosa V. Holt 1944-6-28 Lassen S slope of Rocky Point, w side of Eagle Lake. 1627 Comment
  CHSC154  Hackelia californica V. Holt 1932-6-23 Siskiyou McCloud River. Comment
  CHSC2304  Hastingsia alba V. Holt 1932-6-22 Shasta Sacramento River Canyon. 548 Comment
  CHSC351  Helenium bigelovii V. Holt 1943-8-14 Siskiyou Marble mountains. 1828 Comment
  SBBG65776  Helenium bigelovii W. B. Holt 1939-7-14 296 Madera Muglers Meadow 2133 Comment
  CHSC352  Helianthella californica var. nevadensis V. Holt 1943-8-14 Sierra Gold Lake. 1950 Comment
  CHSC356  Helianthus gracilentus V. Holt 1942-3-29 Riverside Santa Rosa mountains. Comment
Read comments
Feb 10 2009
  CHSC158  Heliotropium curassavicum V. Holt 1942-3-23 Inyo Furnace Creek Ranch. Comment
  SBBG63441  Heliotropium curassavicum var. oculatum W. B. Holt 1937-7-27 Ventura foot of Frazier Mtn rd near Ranger Station 1524 Comment
  CHSC357  Hemizonia congesta subsp. luzulifolia V. Holt 1944-9-15 Butte Near Chico. 57 Comment
  SBBG61030  Hemizonia congesta subsp. luzulifolia W. B. Holt -Sep-1937 Santa Barbara rd to Sunset Valley Comment
  CHSC1957  Heracleum lanatum V. Holt 1943-4-19 San Francisco Near Beach. Comment
  CAS-BOT-BC388496  Herniaria hirsuta var. cinerea Ward B. Holt 1951-8-30 s.n. Madera Bass Lake 1066 Comment
  CHSC689  Hesperochiron californicus V. Holt 1935-6-1 Plumas Chilcoot 1524 Comment
  CHSC1013  Hesperolinon micranthum V. Holt 1931-6-3 Butte Forest Ranch. 548 Comment
  CHSC1633  Heuchera micrantha var. erubescens V. Holt 1942-7-20 Trinity Long Lake, Trinity Alps. 2133 Comment
  CHSC1634  Heuchera micrantha var. erubescens V. Holt 1935-5-5 Butte Feather River Canyon, near Pulga. Comment
  CHSC361  Hieracium horridum V. Holt 1940-7-23 El Dorado Mosquito Pass near Echo Lake. 2316 Comment
  CHSC360  Hieracium scouleri V. Holt 1943-8-14 Siskiyou Marble mountains. 1828 Comment
  SBBG68051  Hoita orbicularis W. B. Holt 1939-7-12 304 Madera Bass Lake 914 Comment
  SBBG68053  Hoita orbicularis W. B. Holt 1939-7-12 304 Madera Bass Lake 914 Comment
  OBI44965  Hoita orbicularis W. B. Holt 1939-7-12 304 Madera Beside Bass lake 914 Comment
  CAS-BOT-BC280700  Holcus lanatus Ward B. Holt 1951-8-24 s.n. Madera Bass Lake 1066 Comment
  CHSC1556  Horkelia fusca subsp. parviflora V. Holt 1940-7-16 Alpine Carson Pass. 2636 Comment
  CHSC1030  Horsfordia alata V. Holt 1935-4-16 Riverside West Colorado Desert near San Jacinto. Comment
Read comments
Mar 10 2016
  CAS-BOT-BC206145  Hosackia crassifolia Ward B. Holt 1953-9-11 s.n. Madera Bass Lake 1066 Comment
  CHSC870  Hosackia crassifolia V. Holt 1932-6-4 Siskiyou Spring Hill near Mt. Shasta City. 1127 Comment
  CHSC882  Hosackia oblongifolia var. oblongifolia V. Holt 1937-5-8 Siskiyou Below Dunsmuir. 609 Comment
  CHSC866  Hosackia rosea V. Holt 1941-5-30 Humboldt Comment
  CHSC735  Hypericum anagalloides V. Holt 1940-7-20 Alpine Ebbett's Pass. 2682 Comment
  CHSC736  Hypericum anagalloides V. Holt 1940-7-20 Plumas Lake Almanor. 1371 Comment
  SBBG72736  Hypericum anagalloides W. B. Holt 1939-7-20 283 Madera Fine Gold Crk 822 Comment
  SBBG72737  Hypericum anagalloides W. B. Holt 1939-7-14 311 Madera Muglers Meadow 2133 Comment
  CHSC737  Hypericum concinnum V. Holt 1935-7-1 Butte De Sabla. 762 Comment
  SBBG72730  Hypericum formosum var. scouleri W. B. Holt 1937-7-22 Ventura Beartrap Cyn, Mt Pinos [probably Pine Mtn] 1950 Comment
  CHSC740  Hypericum perforatum V. Holt 1936-7-2 Siskiyou Mt. Eddy. 1219 Comment
  CHSC745  Hyptis emoryi V. Holt 1942-3-27 Riverside Blythe. 91 Comment
  RSA507607  Hyptis emoryi Ward B. Holt 1941-10-22 13 -1941 San Bernardino Leading up to Sheephole Mountains. Comment
  CHSC1031  Iliamna bakeri V. Holt 1932-7-17 Siskiyou Mt. Shasta Flats. 1158 Comment
  CHSC1231  Ipomopsis aggregata subsp. formosissima V. Holt 1932-6-21 Siskiyou Black Butte meadow. 1158 Comment
  CHSC2202  Iris longipetala V. Holt 1943-4-23 Santa Clara Saratoga. Comment
  CHSC2204  Iris macrosiphon V. Holt 1947-3-30 Santa Clara San Jose. Comment
  CHSC190  Isomeris arborea V. Holt 1935-4-14 San Bernardino Mohave desert. Comment
  CHSC1560  Ivesia gordonii V. Holt 1942-8-13 Trinity Long Canyon in Trinity Alps. 1828 Comment
  CHSC2218  Juncus mertensianus V. Holt 1943-8-11 Siskiyou Marble mountains. 1828 Comment
  UC688901  Juncus mertensianus Vesta Holt 1943-8-11 M- 11 Siskiyou Marble Mountains Comment
  SBBG35096  Juniperus californica W. B. Holt 1937-7-14 Ventura Chuchupate Camp, Frazier Mtn directly opposite the cmpgrd 1981 Comment
  SBBG56433  Juniperus californica W. B. Holt 1937-7-11 Ventura Chuchupate Camp, Frazier Mtn Comment
  CHSC90  Justicia californica V. Holt 1935-4-1 Riverside Near Palm Springs. 304 Comment
  CHSC596  Kalmia polifolia subsp. microphylla V. Holt 1940-7-13 El Dorado Haypress Meadow, Echo Lake. 2438 Comment
  CHSC602  Kalmia polifolia subsp. microphylla V. Holt 1932-7-10 Siskiyou Mt. Shasta 2133 Comment
  SBBG66465  Keckiella breviflora W. B. Holt 1937-7-17 Ventura Beartrap Cyn, Mt Pinos [probably Pine Mtn] 1920 Comment
  CHSC1894  Keckiella ternata V. Holt 1940-8-6 San Diego Palomar. 1828 Comment
  CHSC1617  Kelloggia galioides V. Holt 1932-7-25 Siskiyou On Mt. Shasta. 1463 Comment
  SBBG71925  Lamium amplexicaule W. B. Holt 1938-2-27 Santa Barbara near beach, Goleta Comment
  CHSC2043  Larrea tridentata V. Holt 1935-4-16 Riverside Colorado Desert. Comment
  CHSC861  Lathyrus tingitanus V. Holt 1947-5-1 Butte Nimshew grade. 609 Comment
  CHSC853  Lathyrus vestitus V. Holt 1935-3-24 Marin Comment
  CHSC854  Lathyrus vestitus V. Holt 1943-4-24 Santa Clara Mt. Hamilton. 914 Comment
  CHSC366  Layia chrysanthemoides V. Holt 1946-4-18 Lake Near head of Cache Creek Valley. Comment
  CHSC370  Layia glandulosa V. Holt 1958-3-26 San Bernardino Hinkley, fields. 609 Comment
  CHSC371  Layia glandulosa V. Holt 1935-4-1 Imperial Colorado desert. 33 Comment
  SBBG61224  Layia glandulosa W. B. Holt 1937-7-10 Ventura Chuchupate Camp, Frazier Mtn 1981 Comment
  CHSC372  Layia heterotricha V. Holt 1942-4-1 Kern Comment
  CHSC377  Layia platyglossa V. Holt 1938-3-28 Butte Near Chico. Comment
  CAS-BOT-BC527248  Lemna Ward B. Holt 1952-10-13 s.n. Madera Just above Yosemite Forks from Highway 41, below Bass Lake 304 Comment
  CHSC492  Lepidium chalepense V. Holt 1946-4-20 Butte Chico, roadside. 45 Comment
  CHSC522  Lepidium fremontii V. Holt 1942-3-26 San Bernardino Daggett. 609 Comment
  CHSC523  Lepidium nitidum V. Holt 1935-3-25 Butte Pleasant Valley. 60 Comment
  CAS-BOT-BC13043  Lepidium virginicum var. menziesii Ward B. Holt 1952-10-10 s.n. Madera Bass Lake. 1066 Comment
  CHSC527  Lepidium virginicum var. pubescens V. Holt 1935-10-1 Plumas Walkermine. 1219 Comment
  CHSC1274  Leptosiphon ambiguus V. Holt 1943-4-24 Santa Clara Mt. Hamilton. 243 Comment
  CHSC1268  Leptosiphon androsaceus V. Holt 1943-4-22 Santa Clara Mt. Hamilton. 304 Comment
  CHSC1278  Leptosiphon breviculus V. Holt 1942-3-25 San Bernardino Stoddard Wells road, Mohave desert. Comment
  SBBG64598  Leptosiphon chrysanthus subsp. chrysanthus W. B. Holt 1937-7-7 Ventura Chuchupate Camp, Frazier Mtn Comment
  CHSC1279  Leptosiphon ciliatus V. Holt 1935-5-1 Butte Butte Creek canyon. 106 Comment
  SBBG64553  Leptosiphon ciliatus W. B. Holt 1942-7-15 Monterey Arroyo Seco Comment
  CHSC1269  Leptosiphon parviflorus V. Holt 1935-5-12 Colusa Stonyford. Comment
  CHSC307  Leptosyne bigelovii V. Holt 1942-3-22 San Bernardino Stoddard Well road, Mohave desert. Comment
  CHSC599  Leucothoe davisiae V. Holt 1942-7-16 Sierra Bear Lake near Gold Lake. 1950 Comment
  CHSC1366  Lewisia cotyledon V. Holt 1931-5-1 Del Norte Patrick's Creek. Comment
  CHSC1368  Lewisia leeana V. Holt 1942-8-4 Trinity Sapphire Lake, Trinity Alps. 2377 Comment
  CHSC1370  Lewisia nevadensis V. Holt 1946-5-18 Plumas Near Chester. 1524 Comment
  UC921130  Leymus cinereus Vesta Holt 1945-8-12 Lassen in meadows near shore of Eagle Lake Comment
  CHSC2290  Lilium bolanderi V. Holt 1941-5-31 Del Norte Comment
  CHSC2291  Lilium humboldtii V. Holt 1935-7-1 Butte De Sabla. ... Field redacted by CHSC, contact the data manager for more information 762 Comment
  CHSC2292  Lilium pardalinum subsp. pardalinum V. Holt 1943-8-7 Siskiyou Marble Mountains. 1828 Comment
  SBBG58701  Lilium parvum W. B. Holt 1939-7-14 290 Madera small creek along road between Bass Lake and Beasore Meadow Comment
  CHSC2296  Lilium rubescens V. Holt 1932-7-3 Siskiyou Castle Creek. 914 Comment
  CHSC2297  Lilium washingtonianum subsp. washingtonianum V. Holt 1932-7-3 Siskiyou Near Mt. Shasta City. 1097 Comment
  CHSC1007  Limnanthes alba subsp. versicolor V. Holt 1942-4-25 Butte Nimshew grade. 365 Comment
  CHSC1261  Linanthus pungens V. Holt 1942-7-10 Sierra Gold Lake. 1950 Comment
  CHSC191  Linnaea borealis var. longiflora V. Holt 1932-6-29 Siskiyou Castle Lake Comment
  CHSC1014  Linum lewisii var. lewisii V. Holt 1932-7-7 Siskiyou Mt. Eddy 1524 Comment
  CHSC2356  Listera convallarioides V. Holt 1932-7-4 Trinity Bonanza King mine. Comment
  CHSC619  Lithocarpus densiflorus var. echinoides V. Holt 1936-7-3 Siskiyou Shasta City. 1097 Comment
  CHSC1654  Lithophragma parviflorum var. trifoliatum V. Holt 1935-3-27 Butte Salmon Hole on Chico Creek. 152 Comment
  CHSC1650  Lithophragma tenellum V. Holt 1942-7-18 Sierra Gold Lake. 1950 Comment
  CHSC160  Lithospermum californicum V. Holt 1935-5-4 Butte Forest Ranch. 609 Comment
  CAS-BOT-BC283550  Lolium multiflorum Ward B. Holt 1951-9-14 s.n. Madera Bass Lake 1066 Comment
  CHSC192  Lonicera ciliosa V. Holt 1932-6-26 Siskiyou Mt. Eddy 914 Comment
  CHSC193  Lonicera conjugialis V. Holt 1932-7-5 Siskiyou Castle Lke 2133 Comment
  SBBG69545  Lonicera hispidula W. B. Holt 1939-11-14 439 Santa Barbara E of summit of San Marcos Pass on El Cielo Rd Comment
  CHSC1561  Luetkea pectinata V. Holt 1942-8-6 Siskiyou Caribou Lake, Trinity Alps. 2438 Comment
  CHSC895  Lupinus albicaulis V. Holt 1942-8-10 Trinity Deer Creek Meadows. Comment
  CHSC896  Lupinus albicaulis V. Holt 1940-7-17 Alpine Carson Pass. 2636 Comment
  CHSC897  Lupinus albicaulis var. shastensis V. Holt 1942-7-16 Sierra Mt. Elwell near Gold Lake. Comment
  CHSC898  Lupinus albifrons var. collinus V. Holt 1947-3-30 Santa Clara Near San Jose. Comment
  CHSC900  Lupinus albifrons var. collinus V. Holt 1937-5-5 Siskiyou Below Dunsmuir. 609 Comment
  CHSC908  Lupinus benthamii V. Holt 1942-3-26 Kern Arvine. Comment
  CHSC915  Lupinus croceus V. Holt 1942-8-9 Trinity Deer Creek Meadows, Trinity Alps. 1981 Comment
  CHSC920  Lupinus latifolius V. Holt 1947-3-30 Santa Clara San Jose. 30 Comment
  SBBG69137  Lupinus latifolius subsp. parishii W. B. Holt 1938-7-25 Ventura Mount Pinos 2438 Comment
  CHSC912  Lupinus lepidus var. confertus V. Holt 1941-6-1 Shasta Castella. 670 Comment
  CHSC913  Lupinus lepidus var. confertus V. Holt 1942-7-1 Plumas Na Wa Kwa. 1319 Comment
  CHSC922  Lupinus lepidus var. lobbii V. Holt 1942-7-14 Sierra Gold Lake Area. 2438 Comment
  CHSC934  Lupinus lepidus var. sellulus V. Holt 1940-7-17 Alpine Carson Pass. 2636 Comment
  CHSC938  Lupinus microcarpus var. microcarpus V. Holt 1946-4-18 Colusa Cache Creek. 365 Comment
  SBBG67049  Lupinus microcarpus var. microcarpus W. B. Holt 1938-5-30 Ventura upper Sespe Valley 1066 Comment
  CHSC925  Lupinus nanus V. Holt 1942-4-2 Kern Valley floor. 106 Comment
  CHSC928  Lupinus obtusilobus V. Holt 1932-7-25 Siskiyou Mt. Shasta Flats. 1219 Comment
  CHSC932  Lupinus polyphyllus var. burkei V. Holt 1940-7-16 Alpine Twin Lakes near Carson Pass. 2621 Comment
  CHSC1920  Lycium pallidum var. oligospermum V. Holt 1942-3-25 San Bernardino Daggett in Mohave Desert. Comment
  CHSC752  Lycopus americanus V. Holt; M. Underhill 1952-7-9 Butte Dodge Lands. 56 Comment
  CHSC1029  Lythrum hyssopifolia V. Holt 1935-5-28 Butte Butte Creek canyon. 91 Comment
  CDA38614  Lythrum salicaria A. Holt & R. Harrie 2012-7-3 PDR# 230 P06005909 Mendocino Redwood Valley; 2780 Road E, near East Road. 0 Comment
  SBBG60957  Madia elegans W. B. Holt 1937-7-27 Ventura Beartrap Cyn, Mt Pinos [probably Pine Mtn] 1889 Comment
  CHSC1034  Malacothamnus fasciculatus var. nuttallii V. Holt 1942-6-14 Santa Barbara Cuyama Valley Comment
  CHSC426  Malacothrix floccifera V. Holt; M. Underhill 1952-7-9 Butte 56 Comment
  CHSC387  Malacothrix glabrata V. Holt 1942-3-23 Inyo S. end of Death Valley. 0 Comment
  CHSC847  Marina parryi V. Holt 1942-3-26 San Bernardino Essex, Mohave Desert. 792 Comment
  CAS-BOT-BC71137  Marsilea Ward B. Holt 1951-8-27 s.n. Madera Shores of Bass Lake 1066 Comment
  CHSC753  Melissa officinalis V. Holt; M. Underhill 1952-7-21 Butte 304 Comment
  CHSC757  Mentha canadensis V. Holt; M. Underhill 1952-7-9 Butte 56 Comment
  CHSC760  Mentha spicata V. Holt; M. Underhill 1952-7-21 Butte 152 Comment
  CHSC1020  Mentzelia involucrata var. megalantha V. Holt 1935-4-15 Riverside Colorado Desert. Comment
  CHSC1022  Mentzelia nitens V. Holt 1942-3-26 San Bernardino Ord mine near Dagget. 762 Comment
  CHSC1023  Mentzelia tricuspis V. Holt 1942-3-26 San Bernardino Near Needles. Comment
  CHSC1024  Mentzelia veatchiana V. Holt 1935-4-16 Riverside San Jacinto Mountains. Comment
  CHSC1025  Mentzelia veatchiana V. Holt 1942-3-25 Inyo Stovepipe Wells road, Death Valley (legal). 0 Comment
  CHSC161  Mertensia ciliata var. stomatechoides V. Holt 1940-7-16 Alpine Carson Pass. Comment
  CHSC95  Mesembryanthemum crystallinum V. Holt 1935-7-1 Monterey Point Lobos. 12 Comment
  SBBG69850  Mesembryanthemum crystallinum W. B. Holt 1939-9-17 424 Santa Barbara Surf Comment
  CHSC1670  Micranthes aprica V. Holt 1943-8-1 Siskiyou Marble mountains. 1828 Comment
  CHSC1675  Micranthes aprica V. Holt 1942-7-20 Plumas Long Valley. 1310 Comment
  SBBG70902  Micranthes californica W. B. Holt 1938-5-4 Santa Barbara Camino El Cielo, near top of San Marcos Pass 609 Comment
  SBBG70904  Micranthes californica W. B. Holt 1938-4-18 Santa Barbara El Cielo Rd above Painted Cave 914 Comment
  CHSC1678  Micranthes integrifolia V. Holt 1935-3-30 Butte Chico Creek ridge. 304 Comment
  CHSC1680  Micranthes odontoloma V. Holt 1943-8-11 Siskiyou Marble mountains. 1828 Comment
  CHSC6265  Micranthes oregana V. Holt 1944-7-24 Shasta Eagle Lake. Horseshoe Lake near Mt. Lassen Park. 1994 Comment
  CHSC396  Microseris nutans V. Holt 1942-7-12 Sierra Gold Lake. 1950 Comment
  SBBG66658  Mimulus laciniatus W. B. Holt 1939-7-14 301 Madera upper Chiquito Crk 2133 Comment
  SBBG66653  Mimulus lewisii W. B. Holt 1939-7-16 312 Madera just below Jones' Store near Beasore Meadow 2194 Comment
  CHSC1764  Mimulus moschatus V. Holt 1932-6-29 Siskiyou Castle Lake. 1981 Comment
  CHSC1765  Mimulus moschatus V. Holt 1940-7-23 El Dorado Mosquito Pass near Desolation Valley. 2743 Comment
  CHSC1785  Mimulus moschatus V. Holt 1932-7-4 Trinity Bonanza King. Comment
  CHSC1786  Mimulus moschatus V. Holt 1935-9-1 Plumas Buck's Lake. 1615 Comment
  CAS-BOT-BC7299  Mimulus pygmaeus Vesta Holt 1934-5-18 s.n. Plumas 2 miles W of Lake Almanor on road to Chester Comment
  CHSC1081  Mirabilis tenuiloba V. Holt 1942-3-27 Riverside Santa Rosa mountains. Comment
  CHSC1804  Mohavea breviflora V. Holt 1942-3-22 Inyo Emigrant Gap, Death Valley. Comment
  CHSC1806  Mohavea confertiflora V. Holt 1942-3-26 San Bernardino Veedol near Needles, Mohave Desert. 304 Comment
  CAS-BOT-BC435031  Mollugo verticillata Ward B. Holt 1951-8-27 s.n. Madera Bass Lake 1066 Comment
  CHSC761  Monardella breweri subsp. lanceolata V. Holt 1931-6-3 Butte Forest Ranch. 548 Comment
  SBBG71959  Monardella lanceolata W. B. Holt 1937-6-29 Ventura Rose Valley 1005 Comment
  CHSC764  Monardella odoratissima V. Holt 1942-7-10 Sierra Gold Lake. 1950 Comment
  CHSC765  Monardella odoratissima subsp. pallida V. Holt 1940-7-18 El Dorado Upper Echo Lake. 2316 Comment
  CHSC767  Monardella sheltonii V. Holt 1932-7-4 Trinity Trinity mountains. 914 Comment
  CHSC400  Monoptilon bellioides V . Holt 1942-3-23 Inyo S. end of Death Valley. 0 Comment
  CHSC1373  Montia chamissoi V. Holt 1942-7-20 Sierra Gold Lake. 1950 Comment
  CHSC1376  Montia fontana subsp. chondrosperma V. Holt 1941-3-1 Butte Table mountain near Oroville. 426 Comment
  CHSC1377  Montia parvifolia V. Holt 1935-5-1 Butte Butte Creek near Covered Bridge. 91 Comment
  SBBG62235  Mucronea californica W. B. Holt 1938-7-5 Ventura Cuyama Valley Comment
  SBBG62234  Mucronea perfoliata W. B. Holt 1938-7-5 Ventura Cuyama Valley Comment
  CAS-BOT-BC260608  Muhlenbergia filiformis Ward B. Holt 1951-9-1 s.n. Madera Bass Lake Fish Hatchery 1066 Comment
  CHSC676  Myriophyllum sibiricum V. Holt 1946-7-12 Lassen Pine Creek Slough. 1584 Comment
  CHSC693  Nama lobbii V. Holt 1932-6-20 Siskiyou Mt. Shasta flats. 1828 Comment
  CHSC2300  Narthecium californicum V. Holt 1932-7-10 Siskiyou Mt. Eddy. 2133 Comment
  CHSC1240  Navarretia capillaris V. Holt 1940-7-8 El Dorado Echo Lake. 2316 Comment
  CHSC1251  Navarretia leptalea V. Holt 1951-7-8 Butte Butte Meadows. 1219 Comment
  SBBG64407  Navarretia leptalea W. B. Holt 1939-7-14 303 Madera near upper Chiquito Crk 2133 Comment
  CHSC1297  Navarretia pubescens V. Holt 1942-5-23 Butte Salmon Hole, Chico Creek. 152 Comment
  CHSC1298  Navarretia pubescens V. Holt 1935-5-12 Colusa Stonyford. 365 Comment
  CHSC1299  Navarretia tagetina V. Holt 1942-5-16 Butte Chico Creek. 121 Comment
  CHSC695  Nemophila maculata V. Holt 1946-4-16 El Dorado Cool near Auburn. 464 Comment
  CHSC696  Nemophila maculata V. Holt 1942-4-1 Kern Comment
  CHSC1922  Nicotiana attenuata V. Holt 1935-8-1 Plumas Portola. Comment
  CHSC1924  Nicotiana glauca V. Holt 1935-4-20 Santa Barbara Near Santa Maria. 62 Comment
  CHSC1925  Nicotiana glauca V. Holt 1942-3-29 Riverside Santa Rosa mountains. Comment
Read comments
Mar 23 2014
  CHSC1927  Nicotiana obtusifolia V. Holt 1942-3-23 Inyo Daylight road, Death Valley. Comment
  CHSC402  Nothocalais alpestris V. Holt 1943-8-9 Siskiyou Marble mountains. 1828 Comment
  CHSC1871  Nothochelone nemorosa V. Holt 1943-8-13 Siskiyou Marble mountains. 1828 Comment
  SBBG61597  Notholithocarpus densiflorus var. densiflorus W. B. Holt 1940-11-1 Santa Barbara Kinevan's Cyn, near the top of San Marcos Pass Comment
  SBBG61601  Notholithocarpus densiflorus var. densiflorus W. B. Holt 1942-7-30 Monterey Rogers Auto Court, near Big Sur Comment
  SBBG61602  Notholithocarpus densiflorus var. densiflorus W. B. Holt 1940-11-1 569 Santa Barbara Kinevan's Cyn, near the top of San Marcos Pass 762 Comment
  CHSC1140  Oenothera californica V. Holt 1942-3-29 Riverside Near Indio. -6 Comment
  CHSC1149  Oenothera deltoides subsp. deltoides V. Holt 1935-4-13 San Bernardino Mohave Desert. Comment
  CHSC1151  Oenothera deltoides subsp. deltoides V. Holt 1958-3-26 San Bernardino Hinkley, Mohave Desert. 609 Comment
  CHSC1160  Oenothera primiveris V. Holt 1942-3-26 San Bernardino Daggett. 640 Comment
  SBBG61301  Oenothera sinuosa W. B. Holt 1937-8-24 Santa Barbara Hope district; Santa Barbara Comment
  CHSC955  Olneya tesota V. Holt 1942-3-28 Riverside Colorado river near Blythe. 82 Comment
  CHSC270  Oreostemma alpigenum var. andersonii V. Holt 1940-7-18 El Dorado Echo Lake. 2316 Comment
  SBBG68731  Orobanche californica subsp. feudgei W. B. Holt 1937-7-6 Ventura Chuchupate Camp, Frazier Mtn, just below camp 1981 Comment
  CHSC1168  Orobanche cooperi V. Holt 1942-3-27 Riverside Indio. 0 Comment
  CHSC1167  Orobanche fasciculata V. Holt 1935-5-26 Butte Humboldt Road. Comment
  CHSC1414  Orthilia secunda V. Holt 1942-8-5 Trinity Portuguese Camp, Trinity Alps. 1676 Comment
  CHSC1174  Oxalis suksdorfii V. Holt 1951-6-14 Del Norte Near Crescent City. Comment
  CHSC1178  Paeonia brownii V. Holt 1941-4-2 Butte Forest Ranch. 548 Comment
  CAS-BOT-BC253673  Panicum capillare Ward B. Holt 1951-9-25 s.n. Madera Bass Lake 1066 Comment
  CHSC1207  Papaver californicum V. Holt 1935-4-14 Kern Tehachapi. 1156 Comment
  CHSC1208  Papaver californicum V. Holt 1933-5-1 Butte Duham. 46 Comment
Read comments
Dec 20 2007
  CHSC1647  Parnassia fimbriata V. Holt 1943-8-13 Siskiyou Marble Mountains. 1828 Comment
  CAS-BOT-BC259730  Paspalum distichum Ward B. Holt 1952-9-22 s.n. Madera Above Yosemite Fork from Highway 41, on road to Bass Lake 396 Comment
  CHSC1638  Pectiantia pentandra V. Holt 1943-8-13 Siskiyou Marble Mountains. 1828 Comment
  CHSC1834  Pedicularis attollens V. Holt 1932-7-10 Siskiyou Mt. Eddy. 1828 Comment
  CHSC1835  Pedicularis attollens V. Holt 1942-7-2 Plumas Na Wa Kwa near Longville. 1310 Comment
  SBBG68676  Pedicularis attollens W. B. Holt 1939-7-14 Madera Muglers Meadow 2133 Comment
  SBBG68677  Pedicularis attollens W. B. Holt 1939-7-14 293 Madera Muglers Meadow 2133 Comment
  CHSC1843  Pedicularis bracteosa var. flavida V. Holt 1942-8-6 Trinity Caribou Lake, Trinity Alps. 2377 Comment
  CHSC1836  Pedicularis contorta V. Holt 1942-9-6 Siskiyou Caribou Lake, Trinity Alps. 2286 Comment
  UC699646  Pedicularis contorta Vesta Holt 1942-8-6 15 Trinity head of Salmon River (Caribou Lake); Trinity Alps, Salmon River 2438 Comment
  CHSC1844  Pedicularis groenlandica V. Holt 1940-7-4 El Dorado Echo Lake Ridge. 2438 Comment
  CHSC1845  Pedicularis racemosa V. Holt 1942-8-9 Trinity Granite Lake, Trinity Alps. 2286 Comment
  CHSC62  Pellaea brachyptera V. Holt 1932-7-19 Siskiyou Spring Hill. 1219 Comment
  CHSC61  Pellaea bridgesii V. Holt 1940-7-8 El Dorado Echo Lake Ridge. 2133 Comment
  CHSC58  Pellaea mucronata V. Holt 1935-3-17 Butte Salmon Hole on Chico Creek. 550 Comment
  SBBG66541  Penstemon azureus W. B. Holt 1939-7-20 288 Madera below Bass Lake Dam Comment
  SBBG66543  Penstemon azureus W. B. Holt 1939-7-20 289 Madera below Bass Lake Dam 914 Comment
  CHSC1850  Penstemon breviflorus subsp. glabrisepalus V. Holt 1931-6-3 Butte Forest Ranch. 548 Comment
  CHSC1855  Penstemon cinereus V. Holt 1932-6-21 Siskiyou Mt. Shasta flats. 1158 Comment
  CHSC1861  Penstemon filiformis V. Holt 1942-8-9 Trinity Near Deer Creek Meadows, Trinity Alps. 2133 Comment
  CHSC1862  Penstemon gracilentus V. Holt 1932-7-23 Siskiyou Mt. Shasta Flats. 1219 Comment
  CHSC1864  Penstemon heterodoxus V. Holt 1942-8-2 Trinity Morris Meadows, Trinity Alps. 1371 Comment
  SBBG66492  Penstemon heterodoxus var. cephalophorus W. B. Holt 1939-7-14 294 Madera Muglers Meadow 2133 Comment
  CHSC1865  Penstemon heterophyllus var. purdyi V. Holt 1943-4-24 Santa Clara Mt. Hamilton. Comment
  SBBG66545  Penstemon labrosus W. B. Holt 1937-7-28 Ventura Mount Pinos 2690 Comment
  SBBG66546  Penstemon labrosus W. B. Holt 1937-7-7 Ventura Frazier Mtn, road to Lookout 2286 Comment
  CHSC1867  Penstemon neotericus V. Holt 1943-8-1 Lassen Westwood. 1463 Comment
  SBBG66570  Penstemon newberryi W. B. Holt 1939-7-14 299 Madera between Muglers and Jackass Meadows 2133 Comment
  CHSC1880  Penstemon parvulus V. Holt 1943-7-10 Siskiyou Marble mountains. 1828 Comment
  CHSC1882  Penstemon parvulus V. Holt 1942-8-13 Trinity Summit Lake, Trinity Alps. 2438 Comment
  CHSC1883  Penstemon procerus subsp. formosus V. Holt 1932-6-26 Siskiyou Mt. Eddy. 2133 Comment
  CHSC1884  Penstemon pseudospectabilis V. Holt 1942-3-28 Riverside Blythe. 80 Comment
  SBBG66474  Penstemon rostriflorus W. B. Holt 1937-7-3 Ventura Chuchupate Camp, Frazier Mtn 1981 Comment
  CHSC1886  Penstemon rupicola V. Holt 1932-7-5 Siskiyou Castle Lake. 1981 Comment
  CHSC1876  Penstemon rydbergii var. oreocharis V. Holt 1935-8-1 Plumas Lott's Lake. 1524 Comment
  CHSC1877  Penstemon rydbergii var. oreocharis V. Holt 1942-8-4 Trinity Sapphire Lake, Trinity Alps. 2377 Comment
  CHSC1888  Penstemon speciosus V. Holt 1932-7-6 Siskiyou Black Butte meadows. 1158 Comment
  CHSC1890  Penstemon speciosus V. Holt 1940-7-20 Alpine Ebbett's Pass. 2682 Comment
  CHSC56  Pentagramma triangularis V. Holt 1934-4-1 Butte Fern Banks. 121 Comment
  SBBG59641  Perideridia pringlei W. B. Holt 1938-5-30 Ventura upper Sespe Valley 914 Comment
  SBBG44467  Peritoma arborea W. B. Holt 1941-10-22 15 -1941 San Bernardino W of Sheephole Mtns Comment
  CHSC404  Perityle emoryi V. Holt 1942-3-23 Inyo Daylite road, Death Valley. 243 Comment
  CHSC1343  Persicaria amphibia V. Holt 1942-6-7 Butte Near Chico. Comment
  CHSC1345  Persicaria lapathifolia V. Holt 1940-7-16 Butte W. Sacramento Ave., Chico. 54 Comment
  CAS-BOT-BC419145  Persicaria maculosa Ward B. Holt 1951-9-1 s.n. Madera Bass Lake 1066 Comment
  CHSC232  Petrorhagia dubia V. Holt 1941-5-10 Nevada Comment
  CHSC405  Peucephyllum schottii V. Holt 1942-3-23 Inyo Artist's Drive, Death Valley. 30 Comment
  UC708799  Phacelia adenophora Vesta Holt 1946-6-20 4 Lassen Grasshopper Valley Comment
  SBBG64836  Phacelia affinis W. B. Holt 1937-7-20 Ventura road between Ventura Maricopa Hwy and Lockwood Valley; ca. 12 mi 1524 Comment
  CHSC706  Phacelia calthifolia V. Holt 1942-3-22 Inyo Artist's Drive, Death Valley. 0 Comment
  CHSC708  Phacelia campanularia subsp. vasiformis V. Holt 1949-4-11 San Bernardino Ord mountains. Mohave desert. 762 Comment
  CHSC709  Phacelia crenulata V. Holt 1942-3-23 Inyo S. end of Death Valley. Comment
  SBBG64855  Phacelia curvipes W. B. Holt 1937-7-22 Ventura near head of Beartrap Cyn, Mt Pinos [probably Pine Mtn] 1950 Comment
  SBBG64856  Phacelia curvipes W. B. Holt 1937-7-25 Ventura road up Mt Pinos at jct with down Rd 2133 Comment
  CHSC713  Phacelia distans V. Holt 1942-3-20 Riverside Desert Center. Comment
  SBBG65321  Phacelia egena W. B. Holt 1937-7-10 Ventura Chuchupate Camp, Frazier Mtn 1981 Comment
  CHSC722  Phacelia humilis V. Holt 1942-7-7 Sierra Gold Lake. 1950 Comment
  CHSC723  Phacelia hydrophylloides V. Holt 1942-7-9 Sierra Gold Lake. 1950 Comment
  UC753515  Phacelia inundata Vesta Holt 1948-1 Alameda lath house Berkeley Comment
  CHSC725  Phacelia linearis V. Holt 1932-6-23 Siskiyou Lava beds NW of Shasta. Comment
  CHSC729  Phacelia procera V. Holt 1942-7-16 Sierra Gold Lake. 1950 Comment
  CHSC730  Phacelia tanacetifolia V. Holt 1935-3-30 Butte Chico Creek ridge. 304 Comment
  CHSC732  Phacelia tanacetifolia V. Holt 1947-3-31 Santa Clara Alum Rock Canyon, San Jose. Comment
  CHSC1300  Phlox adsurgens V. Holt 1941-5-30 Trinity Weaverville road. Comment
  CHSC1303  Phlox caespitosa V. Holt 1932-6-26 Siskiyou Mt. Eddy. 2743 Comment
  CHSC733  Pholistoma auritum V. Holt 1947-3-31 Santa Clara Alum Rock Park, San Jose. Comment
  OBI45849  Phoradendron californicum Ward B. Holt 1941-10-22 16 -1941 San Bernardino 20 mi from 29 Palms, W of Sheephole Mts Comment
  SBBG44465  Phoradendron californicum W. B. Holt 1941-10-22 16 -41 San Bernardino ca. 20 mi from Twentynine Palms, W of Sheephole Mtns Comment
  CHSC1997  Phyla nodiflora var. rosea V. Holt 1935-9-1 Butte Dodge Lands. 30 Comment
  CHSC603  Phyllodoce empetriformis V. Holt 1932-7-10 Siskiyou Mt. Eddy. 2286 Comment
  CHSC1932  Physalis acutifolia V. Holt 1935-10-1 Butte Ord road. Ditch near alfalfa field. Comment
  CHSC1928  Physalis crassifolia V. Holt 1935-4-16 Riverside Colorado Desert. Comment
  CHSC1929  Physalis crassifolia V. Holt 1942-3-26 San Bernardino Mohave Desert near Essex. Comment
  SBBG44461  Physalis crassifolia W. B. Holt 1941-10-23 21 -1941 Riverside few mi E of Pinto Basin Comment
  CHSC1930  Physalis philadelphica V. Holt 1935-10-2 Sacramento Sacramento River near Sacramento. 10 Comment
  UCR59225  Phytolacca americana Ward B. Holt 1989-9-5 s.n. San Bernardino San Bernardino Valley, Redlands, private residence Comment
  CHSC2351  Piperia transversa V. Holt 1935-7-1 Butte De Sabla. 762 Comment
  CHSC2355  Piperia unalascensis V. Holt 1932-7-23 Siskiyou Spring Hill near Mt. Shasta City. 1158 Comment
  CAS-BOT-BC128711  Pityopus californicus Georgia Holtz 1953-5-31 s.n. Mendocino On Big River under redwoods, 5 miles nw. by n. of Comptche Comment
  CHSC168  Plagiobothrys nothofulvus V. Holt 1942-4-1 Kern Comment
  CHSC1221  Plantago lanceolata V. Holt 1947-6-1 Butte Magalia. 731 Comment
  CHSC1215  Platystemon californicus V. Holt 1935-4-14 Kern E. Tehachapi. 914 Comment
  CHSC406  Pluchea odorata V. Holt 1935-4-15 Kern Bakersfield. Comment
  CHSC773  Pogogyne zizyphoroides V. Holt 1935-5-7 Butte Centerville Rd. 60 Comment
  CHSC1308  Polemonium carneum V. Holt 1941-6-1 Siskiyou Siskiyou mountains. Comment
  CHSC1309  Polemonium occidentale V. Holt 1932-7-17 Siskiyou McCloud River. Comment
  CHSC1310  Polemonium pulcherrimum V. Holt 1942-8-10 Trinity Deer Lake, Trinity Alps. 2438 Comment
  CHSC1311  Polygala californica V. Holt 1951-6-14 Del Norte Near Crescent City. Comment
  CHSC1314  Polygala cornuta V. Holt 1931-6-3 Butte Forest Ranch. 548 Comment
  SBBG67665  Polygala cornuta var. fishiae W. B. Holt 1937-6-27 Ventura Wheeler Gorge Camp, Matilija Cyn 426 Comment
  CHSC45  Polypodium calirhiza V. Holt 1935-3-28 Butte Fern Banks along Chico Creek. 60 Comment
  CAS-BOT-BC232548  Polypogon monspeliensis Ward B. Holt 1952-9-22 s.n. Madera Above Yosemite Fork from Highway 41, on road to Bass Lake 396 Comment
  CHSC35  Polystichum dudleyi V. Holt 1933-6-13 Monterey Big Sur. Comment
  CHSC36  Polystichum imbricans V. Holt 1932-8-17 Siskiyou Spring Hill. 1219 Comment
  CHSC38  Polystichum lemmonii V. Holt 1933-4-10 Siskiyou Mt. Eddy. 2438 Comment
  CHSC39  Polystichum lemmonii V. Holt 1942-8-8 Trinity Deer Cr., Trinity Alps. 1981 Comment
  CHSC37  Polystichum munitum V. Holt 1933-4-10 Del Norte Redwoods. Comment
  CHSC40  Polystichum scopulinum V. Holt 1936-7-2 Siskiyou Mt. Eddy. 1828 Comment
  CAS-BOT-BC452114  Potamogeton crispus W. B. Holt 1952-9-21 s.n. Madera Manzanita Lake, 10 miles west of Bass Lake Comment
  CHSC1569  Potentilla flabellifolia V. Holt 1940-7-13 El Dorado Hay Press meadows above Echo Lake. 2438 Comment
  CHSC1570  Potentilla flabellifolia V. Holt 1942-8-6 Siskiyou Caribou Lake, Trinity Alps. 2438 Comment
  SBBG72447  Potentilla gracilis var. elmeri W. B. Holt 1937-7-10 Ventura Chuchupate Camp, Frazier Mtn 2042 Comment
  CHSC6256  Potentilla gracilis var. fastigiata V. Holt 1946-6-30 Lassen Eagle Lake. Grasshopper Valley. 1624 Comment
  CHSC1576  Potentilla millefolia V. Holt 1937-5-13 Plumas Between Mineral and Chester. 1524 Comment
  CAS-BOT-BC158499  Potentilla millefolia Vesta Holt 1932-5-1 s.n. Butte Mountains near Chico Comment
  CHSC1402  Primula suffrutescens V. Holt 1942-8-6 Siskiyou Caribou Ridge. 2438 Comment
  SBBG71035  Prunus ilicifolia subsp. ilicifolia W. B. Holt 1942-7-10 Monterey Arroyo Seco Comment
  CHSC1585  Prunus subcordata V. Holt 1935-4-5 Butte Honey Run grade. 304 Comment
  CHSC343  Pseudognaphalium stramineum V. Holt 1944-4-5 San Francisco San Francisco Beach. 7 Comment
  CHSC2322  Pseudotrillium rivale V. Holt 1933-4-10 Del Norte Patrick's Creek. Comment
  CHSC844  Psorothamnus arborescens var. minutifolius V. Holt 1933-4-14 Inyo Death Valley, Emigrant Valley. Comment
  CHSC849  Psorothamnus schottii V. Holt 1942-3-29 Riverside Indio. -6 Comment
  CHSC1618  Ptelea crenulata V. Holt 1933-5-1 Butte Forest Ranch. 548 Comment
  CHSC57  Pteridium aquilinum var. pubescens V. Holt 1932-7-19 Siskiyou Spring Hill. 1219 Comment
  CHSC1588  Purshia tridentata V. Holt 1935-5-31 Lassen Near Susanville. 1310 Comment
  CHSC777  Pycnanthemum californicum V. Holt 1932-7-26 Siskiyou Black Butte Meadow. 1158 Comment
  CHSC1413  Pyrola aphylla V. Holt 1932-7-4 Trinity Bonanza King. 1219 Comment
  SBBG59881  Pyrola aphylla W. B. Holt 1939-7-16 313 Madera Little Jackass Crk 1371 Comment
  CHSC1410  Pyrola asarifolia subsp. asarifolia V. Holt 1932-6-28 Siskiyou S. S. Campus, Mt. Shasta City. 1097 Comment
  CHSC1412  Pyrola dentata V. Holt 1942-8-2 Trinity Summit Lake, Trinity Alps. 2456 Comment
  CHSC1411  Pyrola picta V. Holt 1932-7-25 Siskiyou Castle Lake. 1950 Comment
  SBBG58985  Quercus X alvordiana W. B. Holt 1940-11-7 579 Ventura Quatal Cyn Comment
  SBBG58986  Quercus X alvordiana W. B. Holt 1939-10-29 434 Santa Barbara near Cuyama School in Cottonwood Cyn [ambiguous locality] Comment
  SBBG58971  Quercus X kinseliae W. B. Holt 1940-9-12 600 Santa Barbara between Mission Cyn and Sheffield Reservoir Comment
  SBBG58975  Quercus X kinseliae W. B. Holt 1940-10-4 601 Santa Barbara Mountain Drive very near Mission Cyn and the Museum Comment
  SBBG58978  Quercus X kinseliae W. B. Holt 1940-9-12 599 Santa Barbara Mountain Drive between Mission Cyn and Sheffield Reservoir Comment
  SBBG58980  Quercus X kinseliae W. B. Holt 1940-9-12 549 Santa Barbara Skofield property, Las Canoas Rd; Santa Barbara Comment
  SBBG58035  Quercus agrifolia var. agrifolia W. B. Holt 1941-1-27 Santa Barbara Santa Barbara Comment
  SBBG58039  Quercus agrifolia var. agrifolia W. B. Holt 1942-7-30 Monterey Rogers Camp near Big Sur Comment
  SBBG58032  Quercus agrifolia var. agrifolia W. B. Holt 1940-10-27 562 Santa Barbara Santa Ynez Mtns 457 Comment
  SBBG58034  Quercus agrifolia var. agrifolia W. B. Holt 1940-10-27 563 Santa Barbara Santa Ynez Mtns 457 Comment
  SBBG58990  Quercus berberidifolia W. B. Holt 1940-10-27 559 Santa Barbara Santa Ynez Mtns 609 Comment
  SBBG59013  Quercus berberidifolia W. B. Holt 1940-10-27 558 Santa Barbara Santa Ynez Mtns Comment
  SBBG59019  Quercus berberidifolia W. B. Holt 1940-10-27 Santa Barbara Santa Ynez Mtns 609 Comment
  CHSC621  Quercus cerris V. Holt 1963-9-5 Butte N.W. corner of Bidwell mansion grounds. Comment
  SBBG58047  Quercus chrysolepis W. B. Holt 1941-1-19 Santa Barbara 3 mi W of San Marcos Pass on W El Camino Cielo Rd 762 Comment
  SBBG58054  Quercus chrysolepis W. B. Holt 1940-11-7 583 Ventura Sespe Gorge Comment
  SBBG44655  Quercus cornelius-mulleri W. B. Holt 1941-10-21 11 -1941 Riverside near Split Rock, Joshua Tree Nat Monument Comment
  SBBG44658  Quercus cornelius-mulleri W. B. Holt 1941-10-21 9 -1941 Riverside near Split Rock, Joshua Tree Nat Monument Comment
  SBBG44664  Quercus cornelius-mulleri W. B. Holt 1941-10-21 10 -1941 Riverside near Split Rock, Joshua Tree Nat Monument Comment
  SBBG58993  Quercus douglasii W. B. Holt 1940-11-7 578 Kern Ridge Route (US Hwy 99) about 1.25 mi E of Lebec Comment
  SBBG58994  Quercus douglasii W. B. Holt 1940-11-7 574 Kern Ridge Route (US Hwy 99) Comment
Read comments
Jan 8 2015
  SBBG58995  Quercus douglasii W. B. Holt 1940-11-7 576 Kern Ridge Route (US Hwy 99) Comment
  SBBG58996  Quercus douglasii W. B. Holt 1940-11-3 572 Santa Barbara near foot of Figueroa Mtn 304 Comment
  SBBG58997  Quercus douglasii W. B. Holt 1940-11-3 571 Santa Barbara grade to top of Figueroa Mtn, near the public camp 2 mi below top 1219 Comment
  SBBG58998  Quercus douglasii W. B. Holt 1940-11-7 577 Kern Ridge Route (US Hwy 99) Comment
  SBBG58999  Quercus douglasii W. B. Holt 1940-10-29 568 Santa Barbara Santa Ynez River at mouth of Oso Cyn Comment
  SBBG59000  Quercus douglasii W. B. Holt 1940-10-29 567 Santa Barbara Santa Ynez River at mouth of Oso Cyn Comment
  SBBG59001  Quercus douglasii H. M. Holt 1940-10-29 566 Santa Barbara Santa Ynez River at mouth of Oso Cyn Comment
  SBBG59002  Quercus douglasii W. B. Holt 1940-11-7 580 Kern Ridge Route (US Hwy 99) near Lebec Comment
Read comments
Jun 25 2014
  SBBG59005  Quercus douglasii W. B. Holt 1940-11-7 Santa Barbara near Public Camp located 2 mi below top of Figueroa Mtn Comment
  SBBG59003  Quercus douglasii W. B. Holt 1940-11-7 587 Santa Barbara Santa Maria - Maricopa Rd Comment
  SBBG59016  Quercus dumosa W. B. Holt 1940-10-27 556 Santa Barbara Santa Ynez Mtns 609 Comment
  SBBG59029  Quercus dumosa W. B. Holt 1940-10-27 555 Santa Barbara Santa Ynez Mtns 609 Comment
  SBBG59030  Quercus dumosa W. B. Holt 1940-10-27 557 Santa Barbara Santa Ynez Mtns 609 Comment
  SBBG59031  Quercus dumosa W. B. Holt 1940-10-27 560 Santa Barbara Santa Ynez Mtns 609 Comment
  CHSC623  Quercus engelmannii V. Holt 1940-8-6 San Diego 1828 Comment
Read comments
Jun 24 2010
  SBBG44652  Quercus engelmannii W. B. Holt 1941-10-31 24 -1941 Los Angeles Monrovia Comment
  SBBG44659  Quercus engelmannii W. B. Holt 1941-10-31 23 -1941 Los Angeles Monrovia Comment
  SBBG44660  Quercus engelmannii W. B. Holt 1941-10-31 Los Angeles Monrovia Comment
  SBBG44661  Quercus engelmannii W. B. Holt 1941-10-31 24 -1941 Los Angeles Monrovia Comment
  SBBG44662  Quercus engelmannii W. B. Holt 1941-10-31 Los Angeles Monrovia Comment
  SBBG44663  Quercus engelmannii W. B. Holt 1941-10-31 Los Angeles Monrovia Comment
  SD121745  Quercus engelmannii Ward B. Holt 1941-10-31 Los Angeles Monrovia Comment
  SD121746  Quercus engelmannii Ward B. Holt 1941-10-31 Los Angeles Monrovia Comment
  SD121747  Quercus engelmannii Ward B. Holt 1941-10-31 23 1941 Los Angeles Monrovia Comment
  UCD46012  Quercus engelmannii Ward B. Holt 1941-10-1 s.n. Los Angeles Group of trees, Monrovia. Los Angeles County. Comment
  SBBG44657  Quercus garryana W. B. Holt 1941-10-19 7 -1941 Los Angeles near Artesian Spring Camp, rd E of reservoir, Bouquet Cyn to Loma Pelona Lookout Comment
  SBBG44656  Quercus garryana var. breweri W. B. Holt 1941-10-19 6 -1941 Los Angeles not far from Artesian Spring Camp, rd E of reservoir, Bouquet Cyn to Loma Pelona Lookout Comment
  SBBG44666  Quercus garryana var. breweri W. B. Holt 1941-10-19 5 -1941 Los Angeles not far from Artesian Spring Camp, rd E of reservoir, Bouquet Cyn to Loma Pelona Lookout Comment
  SBBG44667  Quercus garryana var. breweri W. B. Holt 1941-10-19 4 -1941 Los Angeles not far from Artesian Spring Camp, rd E of reservoir, Bouquet Cyn to Loma Pelona Lookout Comment
  UCR143539  Quercus garryana var. breweri Ward B. Holt 1941-10-19 5 -1941 Los Angeles Transverse Range, Not far from Artesian Spring Camp, road east of reservoir, Bouquet Canyon to Loma Pelona Lookout 1280 Comment
  UCR66550  Quercus garryana var. breweri Ward B. Holt 1941-10-19 4 -1941 Los Angeles Transverse Range, Not far from Artesian Spring Camp, road east of reservoir, Bouquet Canyon to Loma Pelona Lookout 1280 Comment
  SBBG58984  Quercus john-tuckeri W. B. Holt 1942-9-4 Ventura Ozena Public Camp 1066 Comment
  SBBG96344  Quercus john-tuckeri W. B. Holt 1942-9-4 Ventura Hwy 399 just W of Pine Mtn 1584 Comment
  SEINET2066665 Image available Quercus john-tuckeri Ward B. Holt 1941-10-21 10 -1941 Riverside Near Split Rock, Joshua Tree N.M. Comment
  SBBG58987  Quercus john-tuckeri W. B. Holt 1940-11-7 Ventura Sespe Valley Comment
  SBBG58988  Quercus john-tuckeri W. B. Holt 1940-11-7 582 Ventura Sespe Valley Comment
  SBBG58957  Quercus kelloggii W. B. Holt 1940-11-7 588 Ventura "down rd" from the top of Mt Pinos, just above one-way sign 2133 Comment
  SBBG58967  Quercus lobata W. B. Holt 1940-11-7 575 Kern Ridge Route (US Hwy 99) Comment
  SD121972  Quercus palmeri Ward B. Holt 1941-10-21 11 1941 Riverside Joshua Tree National Monument, near Split Rock Comment
  SBBG59052  Quercus wislizeni var. frutescens W. B. Holt 1940-11-7 Ventura "down rd" from the top of Mt Pinos, just above one-way sign 2133 Comment
  SBBG59033  Quercus wislizeni var. wislizeni W. B. Holt 1942-7-30 Monterey Rogers Auto Court, near Big Sur Comment
  SBBG59035  Quercus wislizeni var. wislizeni W. B. Holt 1940-11-21 592 Santa Barbara inland side of Figueroa Mtn Comment
  SBBG59044  Quercus wislizeni var. wislizeni W. B. Holt 1939-11-5 435 Ventura Rose Valley 1219 Comment
  SBBG59047  Quercus wislizeni var. wislizeni W. B. Holt 1939-11-5 436 Ventura Rose Valley 1219 Comment
  SBBG59034  Quercus wislizeni var. wislizeni W. B. Holt 1940-11-7 585 Kern near Frazier Park Comment
  SBBG59039  Quercus wislizeni var. wislizeni W. B. Holt 1940-11-7 584 Kern near Frazier Park Comment
  CHSC409  Rafinesquia neomexicana V. Holt 1942-3-23 Inyo Daylite road, Death Valley. Comment
  CAS-BOT-BC379145  Ranunculus aquatilis var. diffusus Ward B. Holt 1939-7-14 s.n. Madera Mugler Meadow 2134 Comment
  SBBG71841  Ranunculus cymbalaria W. B. Holt 1937-7-12 Ventura Frazier Mtn 2377 Comment
  UC688900  Ranunculus eschscholtzii var. suksdorfii Vesta Holt 1943-8-7 M- 1 Siskiyou Marble Mountains Comment
  CHSC1480  Ranunculus flammula var. ovalis V. Holt 1942-8-3 Trinity Morris Meadows. 1371 Comment
  CHSC1488  Ranunculus occidentalis var. dissectus V. Holt 1943-8-7 Siskiyou Marble mountains. 1828 Comment
  CHSC1493  Ranunculus occidentalis var. occidentalis V. Holt 1942-4-1 Kern Comment
  CHSC533  Raphanus raphanistrum V. Holt 1935-3-27 Butte Sandy Gulch, Chico. 54 Comment
  SBBG44538  Rhamnus ilicifolia W. B. Holt 1941-10-23 18 -1941 Riverside near Split Rock, Joshua Tree Nat Monument Comment
  SD121810  Rhamnus ilicifolia Ward B. Holt 1941-10-23 18 1941 Riverside Open area, large sandy wash, near Split Rock, Joshua Tree National Monument Comment
  UCR111234  Rhamnus ilicifolia Ward B. Holt 1941-10-23 1941- 19 Riverside Southern Mojave Desert, Road to Keys [View] Point, Joshua Tree National Monument Comment
  UCR53758  Rhamnus ilicifolia Ward B. Holt 1941-10-23 1941- 18 Riverside Southern Mojave Desert, Near Split Rock, Joshua Tree National Monument Comment
  CHSC1524  Rhamnus tomentella subsp. crassifolia V. Holt 1937-5-1 Mendocino Mendocino mountains. Comment
  CHSC1656  Ribes canthariforme V. Holt 1942-3-29 Riverside Keen Camp, Santa Rosa mountains. Comment
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Mar 22 2014
  CHSC1661  Ribes nevadense V. Holt 1942-7-9 Trinity Gold Bullion Mine. Comment
  SBBG72071  Ribes quercetorum W. B. Holt 1939-4-16 246 Ventura upper Cuyama Valley 1524 Comment
  CHSC1666  Ribes sanguineum var. glutinosum V. Holt 1935-3-25 Marin Marin. Comment
  CHSC1667  Ribes speciosum V. Holt 1947-3-29 Santa Clara San Jose. Comment
  CHSC1657  Ribes viscosissimum var. hallii V. Holt 1942-7-9 Trinity Bear Lake, Trinity Alps. 2133 Comment
  CHSC33155  Rorippa curvisiliqua var. orientalis V. Holt 1935-8-1 Plumas Lott's Lake. 1524 Comment
  CHSC540  Rorippa curvisiliqua var. orientalis V. Holt 1940-7-16 Alpine Carson Pass. 2636 Comment
  CHSC5241  Rorippa palustris var. occidentalis V. Holt 1945-6-5 Lassen Aspen Grove, Eagle Lake. 1584 Comment
  CAS-BOT-BC74809  Rorippa palustris var. palustris Ward B. Holt 1952-8-30 s.n. Madera The Forks, Bass Lake. 1066 Comment
  CHSC1602  Rubus spectabilis V. Holt 1933-4-10 Del Norte Redwoods. Comment
  CHSC412  Rudbeckia occidentalis V. Holt 1942-7-23 Sierra Downieville. 914 Comment
  SBBG61793  Rumex salicifolius W. B. Holt 1937-6-10 Ventura Chuchupate Camp, Frazier Mtn 1981 Comment
  CHSC1622  Salix lasiolepis V. Holt 1958-2-17 Butte Along Sandy Gulch near Chico. 60 Comment
  SBBG72669  Salsola tragus W. B. Holt 1937-9-29 Santa Barbara Goleta sandspit Comment
  JEPS88607  Saltugilia splendens subsp. splendens W. B. Holt 1937-7-22 Ventura Beartrap Canyon near the head canyon (Mt. Pinos); Santa Barbara Region, , Beartrap Canyon 1950 Comment
  CHSC779  Salvia aethiopis V. Holt 1945-6-22 Lassen Dump near Susanville. 1297 Comment
  UC669627  Salvia aethiopis Vesta Holt 1944-6-19 Lassen roadside near Susanville Comment
  CHSC786  Salvia columbariae V. Holt 1942-3-23 Inyo Daylite Road, Death Valley. Comment
  CHSC1974  Sanicula arctopoides V. Holt 1941-3-20 Marin Near Tomales Bay. Comment
  SJSU8800  Sanicula arctopoides C. P. Holton 1955-4-9 San Francisco Mt Davidson, San Francisco Comment
  CHSC1417  Sarcodes sanguinea V. Holt 1932-5-1 Plumas Lake Almanor. 1371 Comment
  CHSC1677  Saxifraga mertensiana V. Holt 1933-4-10 Del Norte Redwoods. Comment
  CHSC1679  Saxifragopsis fragarioides V. Holt 1942-8-6 Siskiyou Caribou Lake, Trinity Alps. 2438 Comment
  CHSC1986  Scandix pecten-veneris V. Holt 1935-4-7 Butte Covered bridge, Butte Creek. 108 Comment
  CHSC24  Sceptridium multifidum V. Holt 1942-8-13 Trinity East Stuart Fork, Trinity Alps. 1066 Comment
  CHSC2305  Scoliopus bigelovii V. Holt 1933-4-10 Humboldt Comment
  SBBG71217  Scutellaria bolanderi W. B. Holt 1939-7-20 285 Madera Fine Gold Crk 822 Comment
  CHSC794  Scutellaria californica V. Holt 1931-3-6 Butte Forest Ranch. 548 Comment
  SBBG71221  Scutellaria siphocampyloides W. B. Holt 1937-7-4 Ventura Chuchupate Camp, Frazier Mtn 1981 Comment
  SBBG71222  Scutellaria siphocampyloides W. B. Holt 1937-6-13 Ventura Sespe Valley W of gorge Comment
  CHSC462  Sedum V. Holt 1943-8-9 Siskiyou Marble Mountains 1828 Comment
  CHSC460  Sedum obtusatum subsp. boreale V. Holt 1932-6-26 Siskiyou Mt. Eddy. 1981 Comment
  CHSC23  Selaginella kraussiana V. Holt 1934-1-1 Santa Clara Stanford University Campus. Comment
  CHSC416  Senecio serra V. Holt 1942-7-11 Sierra Gold Lake. 1950 Comment
  CHSC85  Sequoia sempervirens V. Holt 1958-2-26 Butte College Campus. 54 Comment
  MACF024027  Sequoia sempervirens J. Holtzman 1982-5-16 25 Monterey 4.5 mi. from Hwy 1 on Nacimiento- Fergusson Rd. 518 Comment
  CAS-BOT-BC364717  Sericocarpus oregonensis subsp. californicus Ward B. Holt 1951-9-11 s.n. Madera Bass Lake, [Fish Hatchery] 1066 Comment
  CHSC96  Sesuvium verrucosum V. Holt 1935-7-1 Inyo Death Valley. 0 Comment
  CHSC1051  Sidalcea asprella V. Holt 1941-5-10 Butte Forbestown. 838 Comment
  CHSC1043  Sidalcea glaucescens V. Holt 1940-7-20 Alpine Ebbetts Pass. 2682 Comment
  CHSC1060  Sidalcea glaucescens V. Holt 1935-8-1 Butte De Sabla. 762 Comment
  CHSC1059  Sidalcea oregana subsp. spicata V. Holt 1935-7-1 Butte De Sabla. 762 Comment
  CHSC212  Silene bridgesii V. Holt 1931-6-3 Butte Forest Ranch. 548 Comment
  SJSU10115  Silene verecunda C. P. Holton 1955-4-30 San Francisco Mt Davidson, San Francisco 121 Comment
  SBBG71667  Silene verecunda W. B. Holt 1937-7-12 Ventura Frazier Mtn 2255 Comment
  CHSC170  Simmondsia chinensis V. Holt 1935-4-16 Riverside San Jacinto mountains. Comment
  SBBG58791  Sisyrinchium californicum W. B. Holt 1939-7-14 302 Madera Muglers Meadow 2133 Comment
  CHSC2313  Smilax californica V. Holt 1935-5-18 Butte Fern Banks along Chico Creek. 91 Comment
  CHSC1934  Solanum americanum V. Holt 1931-6-1 Butte Along Chico Creek near campus. 57 Comment
  CHSC1933  Solanum elaeagnifolium V. Holt 1931-6-1 Butte Paradise. 548 Comment
  CHSC1940  Solanum parishii V. Holt 1935-4-5 Butte Honey Run grade. 365 Comment
  CHSC1938  Solanum umbelliferum V. Holt 1942-6-15 San Mateo Half Moon Bay. Comment
  SBBG70623  Solanum umbelliferum W. B. Holt 1939-6-4 264 Ventura between Camp Ozena and Lockwood Valley Comment
  CAS-BOT-BC364888  Solidago Ward B. Holt 1952-9-21 s.n. Madera Manzanita Lake, 10 miles west of Bass Lake Comment
  CAS-BOT-BC364908  Solidago velutina subsp. californica Ward B. Holt 1952-9-11 s.n. Madera The Pines, Bass Lake 1066 Comment
  CAS-BOT-BC374563  Sonchus oleraceus Ward B. Holt 1952-10-12 s.n. Madera Bass Lake 1066 Comment
  CAS-BOT-BC235311  Sorghum halepense Ward B. Holt 1951-9-1 s.n. Madera Bass Lake 1066 Comment
  CHSC225  Spergularia bocconi V. Holt 1935-4-24 Butte Roadside near Plant Gardens. 60 Comment
  CHSC226  Spergularia macrotheca V. Holt 1933-6-14 Monterey Comment
  CAS-BOT-BC390561  Spergularia rubra Ward B. Holt 1951-9-10 s.n. Madera Bass Lake 1066 Comment
  CHSC1064  Sphaeralcea ambigua V. Holt 1941-9-6 Inyo Inyo Mountains. Comment
  CHSC1987  Sphenosciadium capitellatum V. Holt 1943-8-14 Siskiyou Marble Mountains 1828 Comment
  CHSC1609  Spiraea densiflora V. Holt 1935-7-1 Butte De Sabla. 762 Comment
  CHSC1611  Spiraea douglasii V. Holt 1935-9-13 Plumas Buck's Lake. 1584 Comment
  CHSC809  Stachys ajugoides var. rigida V. Holt 1952-7-9 Butte 56 Comment
  CHSC549  Stanleya pinnata V. Holt 1940-7-28 San Luis Obispo Cuyama Valley. 609 Comment
  CAS-BOT-BC393856  Stellaria media Ward B. Holt 1951-9-1 s.n. Madera Bass Lake 1066 Comment
  CHSC425  Stephanomeria virgata subsp. pleurocarpa V. Holt 1942-8-2 Trinity Trinity. 1219 Comment
  SBBG72138  Streptanthus tortuosus var. tortuosus W. B. Holt 1939-7-16 317 Madera Mammoth Pool, San Joaquin River 914 Comment
  SBBG58589  Swertia neglecta W. B. Holt 1937-6-28 Ventura flat area between Rose Valley and Lathrop's 975 Comment
  CHSC655  Swertia radiata V. Holt 1940-7-20 Alpine Ebbett's Pass. 2682 Comment
  CHSC204  Symphoricarpos rotundifolius var. rotundifolius V. Holt 1940-7-4 El Dorado Echo Lake Ridge 2133 Comment
  CHSC267  Symphyotrichum ascendens V. Holt 1942-8-9 Trinity Deer Creek, Trinity Alps. Comment
  SBBG60660  Symphyotrichum ascendens W. B. Holt 1937-7-22 Ventura Beartrap Cyn, Mt Pinos [probably Pine Mtn] 1950 Comment
  CAS-BOT-BC98139  Symphyotrichum spathulatum Ward B. Holt 1951-9-11 s.n. Madera Bass Lake [Fish Hatchery] 1066 Comment
  CHSC1901  Synthyris reniformis var. cordata V. Holt 1933-4-10 Del Norte Patrick's Creek. Comment
  CHSC427  Syntrichopappus fremontii V. Holt 1942-3-27 San Bernardino Ord mine road near Daggett. 640 Comment
  CAS-BOT-BC376906  Taraxacum officinale Ward B. Holt 1951-8-29 s.n. Madera Bass Lake Comment
  CHSC1158  Taraxia ovata V. Holt 1935-3-24 Sonoma Near Petaluma. Comment
  CHSC962  Thermopsis gracilis V. Holt 1937-5-1 Shasta Pitt River near Hwy 99. 365 Comment
  CHSC559  Thlaspi montanum var. montanum V. Holt 1933-4-9 Del Norte Patrick's Creek. Comment
  CHSC565  Thysanocarpus radians V. Holt 1935-3-25 Butte Pleasant Valley. 60 Comment
  CHSC1989  Torilis nodosa V. Holt 1941-5-10 Nevada Comment
  SBBG57413  Toxicoscordion brevibracteatum W. B. Holt 1929-6-4 265 Ventura between Camp Ozena and Lockwood Valley, upper Cuyama Valley Comment
  CHSC2314  Triantha occidentalis subsp. occidentalis V. Holt 1943-8-14 Siskiyou Marble Mountains. 1828 Comment
  CHSC812  Trichostema lanceolatum V. Holt; M. Underhill 1952-7-21 Butte Foothills near Chico. 60 Comment
  CHSC814  Trichostema laxum V. Holt 1931-5-30 Lake Clear Lake. Comment
  SBBG71177  Trichostema oblongum W. B. Holt 1939-7-20 280 Madera Fine Gold Crk 822 Comment
  SBBG71178  Trichostema oblongum W. B. Holt 1939-7-20 281 Madera Fine Gold Crk 822 Comment
  CHSC973  Trifolium albopurpureum var. dichotomum V. Holt 1935-3-24 Marin Comment
  CHSC968  Trifolium ciliolatum V. Holt 1942-5-3 Butte Comment
  CHSC974  Trifolium fucatum V. Holt 1950-4-18 Glenn W. of Orland. 83 Comment
  CHSC981  Trifolium monanthum subsp. monanthum V. Holt 1940-7-20 Alpine Ebbett's Pass. 2682 Comment
  CHSC986  Trifolium productum V. Holt 1942-7-10 Sierra Gold Lake. 1950 Comment
  CHSC2321  Trillium ovatum V. Holt 1933-4-11 Humboldt Comment
  CHSC1818  Triphysaria eriantha V. Holt 1943-4-20 Santa Clara Mt. Hamilton. Comment
  CHSC1821  Triphysaria eriantha subsp. rosea V. Holt 1943-4-19 San Francisco San Francisco. Comment
  CHSC1822  Triphysaria versicolor subsp. faucibarbata V. Holt 1941-5-30 Humboldt Comment
  CHSC2072  Triteleia crocea V. Holt 1943-8-14 Siskiyou Marble Mountains. 1828 Comment
  CHSC2077  Triteleia montana V. Holt 1935-8-1 Butte De Sabla. 762 Comment
  CHSC817  Utricularia minor V. Holt 1935-9-1 Butte Dodge Lands. Comment
  CHSC607  Vaccinium cespitosum V. Holt 1937-5-15 Plumas Butterfly Valley. 1091 Comment
  SBBG58438  Vaccinium ovatum W. B. Holt 1938-8-7 Santa Barbara San Marcos Pass, N slope and 2 blocks E of the summit of the pass, then down a trail Comment
  CHSC609  Vaccinium parvifolium V. Holt 1933-4-10 Humboldt Comment
  CHSC1995  Valeriana californica V. Holt 1932-7-10 Siskiyou Mt. Eddy. 1524 Comment
  CHSC129  Vancouveria hexandra V. Holt 1941-5-31 Del Norte Comment
  CHSC2323  Veratrum californicum var. californicum V. Holt 1932-7-10 Siskiyou Mt. Shasta City. 1097 Comment
  CHSC2040  Verbena lasiostachys var. lasiostachys V. Holt 1931-5-20 Butte Forest Ranch. 548 Comment
  SBBG66854  Veronica americana W. B. Holt 1937-7-12 Ventura Frazier Mtn, beside spring just below the summit 2377 Comment
  CHSC1908  Veronica copelandii V. Holt 1942-8-13 Trinity Summit Lake, Trinity Alps. 2456 Comment
  CHSC1912  Veronica wormskjoldii V. Holt 1943-8-1 Siskiyou Marble mountains. 1828 Comment
  CHSC1001  Vicia gigantea V. Holt 1943-4-19 San Francisco San Francisco. 15 Comment
  SJSU11041  Viola adunca subsp. adunca C. P. Holton 1955-4-9 San Francisco Mt Davidson, San Francisco Comment
  CHSC1999  Viola adunca var. adunca V. Holt 1931-5-16 Plumas Humbug valley 1219 Comment
  CHSC2001  Viola bakeri V. Holt 1942-7-14 Siskiyou Gold Lake. 1950 Comment
  CHSC2004  Viola beckwithii V. Holt 1931-5-16 Plumas Humbug Valley. 1219 Comment
  CHSC2005  Viola cuneata V. Holt 1932-6-26 Siskiyou Mt. Eddy. 1524 Comment
  CHSC2019  Viola lobata subsp. integrifolia V. Holt 1932-6-1 Siskiyou Spring Hill near Mt. Shasta City. 1127 Comment
  SBBG69175  Viola macloskeyi W. B. Holt 1939-7-14 300 Madera upper Chiquito Crk 2133 Comment
  CHSC2027  Viola pedunculata subsp. pedunculata V. Holt 1937-4-10 San Francisco Comment
  CHSC2032  Viola purpurea subsp. purpurea V. Holt 1931-6-3 Butte Forest Ranch. 548 Comment
  SBBG44464  Wislizenia refracta subsp. refracta W. B. Holt 1941-10-22 16 -1941 San Bernardino around the oasis, Twentynine Palms, Joshua Tree Nat Monument Comment
  CHSC43  Woodwardia fimbriata V. Holt 1932-10-1 Butte De Sabla. 822 Comment
  CAS-BOT-BC383713  Xanthium strumarium Ward B. Holt 1952-9-11 s.n. Madera Bass Lake 1066 Comment
  CHSC610  Xylococcus bicolor V. Holt 1935-4-15 Riverside San Jacinto mountains. Comment
  CHSC378  Xylorhiza tortifolia var. tortifolia V. Holt 1942-3-23 Inyo Daylite road, Death Valley. Comment
  CHSC2045  Yucca whipplei var. percursa V. Holt 1933-6-13 Monterey Big Sur. Comment
  CHSC644  Zeltnera venusta V. Holt 1956-4-9 Butte Humboldt road east of Chico. 396 Comment



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