Search Results — 2000 specimen records retrieved (1275 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UC1300945  Abronia latifolia Helen K. Sharsmith 1963-5-25 5497 Sonoma s of Bodega Harbor; San Francisco By Region 1 Comment
  UCD109792  Abronia latifolia Steven Yoder 1969-5-24 28 Sonoma 1 mile north of Marine Lab at Bodega Bay. 7 Comment
  UCD14884  Abronia latifolia Chris Chan 1991-3-5 4 Sonoma California, Sonoma Co.; at the University of California Bodega Marine Lab; 33 Comment
  CAS-BOT-BC203226  Abutilon Peter Rubtzoff 1971-6-5 6509 Sonoma Bennett Valley Road, 4.25 mi. west of Glen Ellen Comment
  SEINET12164294  Acacia dealbata W. Knight, Knight, I. 1984-1 5047 Sonoma 4.8 mi up Cavedale Road from Rt. 12 Comment
  UC1084469  Acaena pinnatifida var. californica G. Thomas Robbins 1937-6-6 234 Sonoma hills 2 - 3 mi. e. Bodega Bay Comment
  CDA11341  Acer macrophyllum G. F. Hrusa 1995-4-2 12051 Sonoma North Coast Biodiversity Arena; Corner of Franz Valley School Rd. and Franz Valley Rd. Comment
  UC971946  Acer negundo var. californicum Martha Meagher 1947-3-22 99 Sonoma county road one-half mi w Freezeout Creek (across Russian River from Duncan's Mills); Russina River, w of Freezeout Creek Comment
  CAS-BOT-BC30085  Achillea millefolium Alice Eastwood 1915-6-29 4805 Sonoma Bodega Point Comment
  UCR23388  Achlys californica John C. Roos 1957-7-2 6646 Sonoma Miller Ridge Comment
  NY380620  Acmispon aestivalis A. A. Heller 1902-8-18 6051 Sonoma Santa Rosa Comment
  CHSC26307  Acmispon brachycarpus P. Kunst 1977-4-11 18 Sonoma 121 Comment
  JEPS128216  Acmispon brachycarpus Roger Raiche 2000-5-4 057 .00 Sonoma The Cedars. Lower Russian River, Big Austin Creek watershed. Comment
  OBI48781  Acmispon brachycarpus L. F. LaPre 1986-5-31 s.n. Sonoma Socrates Mine, ca 9 mi ENE of Geyserville. The Geysers quad T11N R8W, sec 32 914 Comment
  UCD104090  Acmispon brachycarpus Patti Togioka; R. Waraich 1993-5-8 207 Sonoma Sugarloaf Ridge State Park. About 50 air miles N of San Francisco, 10 air miles E of Santa Rosa, 2.5 air miles NE of Kenwood and 18 air miles NW of Napa. Ponygate Trail about 2 air miles S of Bald Mtn. 365 Comment
  UCD144411  Acmispon nevadensis G. F. Hrusa 1993-6-24 11238 Sonoma Mt. San Jacinto State Park. Common, flowers pale yellow. Comment
  CAS-BOT-BC391710  Actaea rubra Peter Rubtzoff 1957-4-28 3294 Sonoma Duncans Mills Marsh area Comment
  CAS-BOT-BC29847  Adenocaulon bicolor Volney Rattan 1877-6-17 s.n. Sonoma Guerneville Comment
  UCR198233  Adenostoma fasciculatum Dean Kelch, A. G. Murdock, Ben Carter 2007-5-13 07 .273 Sonoma Cavesdale Road 518 Comment
  UCD148509  Adiantum aleuticum Peter Rubtzoff 1965-10-10 5657 Sonoma Duncans Mills Marsh. Comment
  CAS-BOT-BC9072  Aegilops triuncialis Mary P. Wells 1987-7-7 892 Sonoma Spring Lake Park, Santa Rosa Comment
  UCD136639  Aesculus californica Frederica Bowcutt 1997-7-18 2175 Sonoma Sugarloaf Ridge State Park, about 50 air miles north of San Francisco, 10 air miles E of Santa Rosa, 2.5 air miles NE of Kenwood and 18 air miles NW of Napa. Just south of midpoint between Mt. Hood and Red Mountain. Road on ridge west of Bear Creek. 365 Comment
  POM64094  Agastache urticifolia A. A. Heller 1902-5-28 5792 Sonoma Between Knight s Valley and Mark West Springs. Comment
  CAS-BOT-BC29576  Agoseris apargioides var. eastwoodiae Rimo Bacigalupi 1928-6-18 1877 Sonoma At mouth of Salmon Creek, 2 miles south of Bodega Bay Comment
  UCD160854  Agoseris grandiflora James A. Neilson Jr.; Teresa A. Sholars 1975-6-25 3275 Sonoma Mayacmas Mountains, adjacent to Caldwell Pines, ca. 3 1/2 miles west of Glenbrook and Bottle Rock Road, northeast Sonoma County. (Elevation and coordinates estimated by label maker.) 975 Comment
  CAS-BOT-BC22788  Agoseris heterophylla G. DeNevers 1981-4-25 829 Sonoma Pepperwood Ranch, lower Pepperwood entrance Comment
  JEPS128199  Agoseris heterophylla Roger Raiche 2000-5-4 069 .00 Sonoma The Cedars. Lower Russian River, Big Austin Creek watershed. Comment
  UC1041088  Agoseris hirsuta J. W. Congdon 1880-5-23 Sonoma Petaluma Comment
  RSA0065936  Agropyron Greg de Nevers 1989-04 9065 Sonoma Pepperwood Ranch, 3450 Franz Valley Rd, Santa Rosa. 100 Comment
  CAS-BOT-BC166696  Agrostis Peter Rubtzoff; Nancy Harrison; Ruth Hass; Charles Quibell 1974-8-31 7848 Sonoma Kenwood Marsh. Comment
  CAS-BOT-BC209998  Agrostis Peter Rubtzoff 1967-8-22 5855 Sonoma SE of Lower Salmon Creek Marsh Comment
  CAS-BOT-BC210010  Agrostis Peter Rubtzoff 1973-8-27 7263 Sonoma Upper Green Valley Marsh Comment
  CAS-BOT-BC210012  Agrostis Peter Rubtzoff 1970-9-3 6378 Sonoma Marsh off Hwy. 1, 0.7 mi. SE of Salmon Creek Crossing Comment
  RSA785902  Agrostis Peter Rubtzoff 1964-7-14 5403 Sonoma Bennett Mtn. Lake Comment
  RSA785904  Agrostis Peter Rubtzoff 1967-8-22 5854 Sonoma SE of Lower Salmon Creek Marsh Comment
  UCD92440  Agrostis Beecher Crampton 1955-6-17 2942 Sonoma 4.5 miles S of Cazadero. Comment
  UCD35657  Agrostis ampla Beecher Crampton 1959-6-16 5391 Sonoma 2 miles E of Occidental, Jonive School area. Comment
  UCD35514  Agrostis blasdalei Beecher Crampton 1957-7-11 4345 Sonoma 4.6 miles north of Salmon Creek, Sonoma Coast State Park, Duncan's Point. Comment
  UCD51839  Agrostis blasdalei Beecher Crampton 1957-7-22 4390 Sonoma above Stillwater Cove, State Hwy. 1, 11.1 miles south Stewart's Point. Comment
  UCD51841  Agrostis blasdalei Beecher Crampton 1957-7-22 4366 Sonoma above Fisherman's Bay, 0.3 mile south of Stewart's Point. Comment
  RSA298529  Agrostis capillaris Robert A. Norris, John L. Inase, Allen Nakagawa, Carol A. Roberts, Willie J. Roberts, Nelson R. Powers 1982-8-8 4432 Sonoma Sonoma State Beach, near Goat Rock Picnic Area, across mouth of Russian River from Jenner. Comment
  SEINET3916115  Agrostis clivicola Beecher Crampton 1957-7-11 4320 Sonoma Sonoma County, 0.5 mile north of Salmon Creek, Sonoma Coast state park, along State Highway 1.; 0 Comment
  UCD51886  Agrostis densiflora Beecher Crampton 1957-7-11 4336 Sonoma Sonoma Coast State Park, 1.7 miles north of Salmon Creek. Comment
  UCD52007  Agrostis densiflora Beecher Crampton 1957-7-22 4357 Sonoma along State Hwy. 1, 0.3 miles north of Stewart's Point. Comment
  CAS-BOT-BC126962  Agrostis exarata G. DeNevers 1981-6-20 1590 Sonoma Pepperwood Ranch. Confluence of Mark West Creek and Leslie Creek. Along Leslie Creek bed. Comment
  CAS-BOT-BC126978  Agrostis exarata R. F. Hoover 1966-7-17 9415 Sonoma Sausal Creek north of Alexander Valley. Comment
  HSC8793  Agrostis exarata C. S. Chavez 1965-6-5 83 Sonoma 1 mi. N of Sebastopol on Guerneville Rd. Comment
  SD180634  Agrostis exarata Beecher Crampton 1964-8-18 7150 Sonoma Northeast Sonoma County, The Geysers, 12 miles (in direct line) east of Cloverdale, ca. Ao mile east of Geyser Resort area, Big Sulfur Creek. Comment
  UCD38727  Agrostis exarata Beecher Crampton 1957-7-11 4298 Sonoma 1.4 miles southeast of Bodega Bay. Along State Hwy. 1. Comment
  UCD52075  Agrostis exarata R. Tofsrud 1941-7-1 s.n. Sonoma near Kenwood. Comment
  CAS-BOT-BC139558  Agrostis gigantea Mary P. Wells 1985-8-5 585 Sonoma Santa Rosa. Ducker Creek bed, Rincon Valley. Comment
  UC573390  Agrostis hallii H. S. Yates 1937-6-6 6570 Sonoma 8 mi sw Healdsburg; Healdsburg Quad. 152 Comment
  RSA74318  Agrostis hallii Anonymous 1947-5-12 11762 Sonoma Near horse trail in rocky ledge Hood Mt. 427 Comment
  CAS-BOT-BC138857  Agrostis microphylla K. Wagnon 1939-5-11 190 Sonoma Vernal Pool in Bennett Valley. Comment
  RSA94289  Agrostis oregonensis Peter Rubtzoff 1951-6-16 254 Sonoma Uppermost part of the western branch of the Uppper Marsh Comment
  UCD53221  Agrostis pallens David L. Morgan 1956-6-26 s.n. Sonoma bank above Shell Beach, 1/4 mi. S. of Goat Rock, just off State Highway #1. Comment
  CAS-BOT-BC138911  Agrostis pallens 1947-5-12 11762 Sonoma On Hood Mountain along horse trail. 426 Comment
  CAS-BOT-BC539342  Agrostis pallens Frederica Bowcutt 1994-6-12 1856 Sonoma Sugarloaf Ridge State Park, about 50 air mi N of San Francisco, 10 air mi E of Santa Rosa, 1.5 air mi N of Kenwood, and 18 air mi NW of Napa; Adobe Canyo N of Sonoma Creek, N of Adobe Canyon Rd, at Pony Gate trail jct 432 Comment
  UCD53197  Agrostis pallens R. Tofsrud 1951-6-1 s.n. Sonoma summit of Oakville to Kenwood road. Comment
  UC1023593  Agrostis stolonifera Virginia Bufford 1936-5-22 399 Sonoma 4 mi n Stewarts Point (Hwy 1) Comment
  UCD53458  Agrostis stolonifera P. B. Kennedy 1917-8-27 s.n. Sonoma Del Mar. Comment
  UCD53478  Agrostis stolonifera P. B. Kennedy 1917-8-27 s.n. Sonoma Del Mar. Comment
  CAS-BOT-BC47987  Ailanthus altissima Greg de Nevers 1992-6-26 10185 Sonoma Pepperwood Ranch Natural Preserve. 3450 Franz Valley Road. Along Franz Creek. 91 Comment
  CAS-BOT-BC138396  Aira caryophyllea var. capillaris John Thomas Howell 1944-5-14 s.n. Sonoma Chileno Valley, southern Sonoma county. Comment
  CAS-BOT-BC138218  Aira caryophyllea var. caryophyllea Peter Rubtzoff 1961-6-17 4624 Sonoma Bennett Mountain Lake. Comment
  UC905117  Aira elegantissima Milo S. Baker 1947-5-7 11748 Sonoma above Baker Ranch; Hood Mt. 213 Comment
  UC1023613  Aira praecox Virginia Bufford 1935-5-19 54 Sonoma Portugese Beach; n end, coming up cliff Comment
  CAS-BOT-BC173620  Alisma lanceolatum Peter Rubtzoff 1976-5-30 8570 Sonoma Kenwood Marsh Comment
  CAS-BOT-BC445335  Alisma lanceolatum Peter Rubtzoff 1954-7-17 1550 Sonoma Austin Creek Marsh. Comment
  CAS-BOT-BC445345  Alisma lanceolatum Peter Rubtzoff 1956-9-11 2845 Sonoma Vacation Beach, near (1.5 mi. below) Guerneville. Comment
  RSA201189B  Alisma lanceolatum Peter Rubtzoff 1958-7-20 3783 Sonoma Laguna de Santa Rosa, NE of Graton (near Guerneville Road). Comment
  CAS-BOT-BC445460  Alisma triviale Peter Rubtzoff 1951-7-28 565 Sonoma Pitkin Marsh, near Forestville.Lower part of the Upper Marsh Comment
  UCR279621  Alisma triviale Peter Rubtzoff 1975-8-16 8326 Sonoma Bennett Mountain Lake [apparently = Ledson Marsh] 363 Comment
  CAS-BOT-BC445475  Alisma triviale Peter Rubtzoff 1980-8-23 9619 Sonoma Marin-Sonoma county line. San Antonio Creek on east side of Hwy. 101 crossing. On Marin County side of the creek. Comment
  CAS-BOT-BC461068  Allium amplectens Alice Eastwood 1915-6-5 4607 Sonoma Petrified Forest Comment
  CAS-BOT-BC462387  Allium amplectens R. C. Barneby 1954-4-30 11226 Sonoma S of Schellville 100 Comment
  UC584213  Allium dichlamydeum David D. Keck and J. Clausen 1935-6-15 3366 Sonoma 1 mi n Salmon Creek (bluff above ocean) Comment
  CAS-BOT-BC469103  Allium dichlamydeum David D. Keck; J. Clausen 1935-6-15 3366 Sonoma 1 mile north of Salmon Creek Comment
  POM110163  Allium dichlamydeum Marcus E. Jones s.n. Sonoma Bodego Point Comment
  SD56754  Allium dichlamydeum Darley F. Howe 1963-7-2 3716 Sonoma 4.2 miles north of junction with #12 on #1. On sea bluff. Comment
  CHSC79062  Allium neapolitanum John B. Nelson 2000-3-7 20944 Sonoma Pacific Coast Range. W side of Guerneville on S edge of River Road (=US Hwy 116). 48 Comment
  CAS-BOT-BC311778  Allium sativum Mary P. Wells 1985-7-1 523 Sonoma Ducker Creek bank, Rincon Valley, Santa Rosa Comment
  CDA18796  Allium triquetrum G. Bjork 2000-3-14 PDR 022581 Sonoma Copperfield Court, Santa Rosa 0 Comment
  CAS-BOT-BC474313  Allium unifolium Greg de Nevers 1992-4-29 10127 Sonoma Pepperwood Natural Preserve. 3450 Franz Valley Road. In streambed above Rogers 475 Comment
  SEINET197632  Allium unifolium G. Thomas Robbins 1951-4-24 3387 Sonoma Bennett Valley, about 3 miles southeast of Santa Rosa. Comment
  CAS-BOT-BC478829  Allium vineale John Thomas Howell 1976-6-22 51809 Sonoma Sonoma Joe's Restaurant, Petaluma Comment
  CAS-BOT-BC169652  Alnus rhombifolia Walter Knight; Irja Knight 1963-10-27 438 Sonoma Stream bank on Spring Mt. road Comment
  RSA800597  Alnus rhombifolia Peter Rubtzoff 1960-9-15 4549 Sonoma Laguna de Santa Rosa area, east of Graton, between Occidental and Guerneville roads. Comment
  CAS-BOT-BC251180  Alnus rubra Peter Rubtzoff 1966-11-9 5836 Sonoma Along Salmon Creek, near Freestone. Comment
  RSA800595  Alnus rubra Peter Rubtzoff 1966-11-9 5836 Sonoma Salmon Creek near Freestone. Comment
  UCD110041  Alnus rubra Mary M. Hektner 1974-7-5 127 Sonoma Unit 24 Owners' Map, Sea Ranch, near State Highway 1. Comment
  CAS-BOT-BC138042  Alopecurus aequalis var. sonomensis Peter Rubtzoff 1957-5-11 3332 Sonoma Occidental Marsh. Comment
  UCD55875  Alopecurus aequalis var. sonomensis Peter Rubtzoff 1955-5-14 1835 Sonoma Ross Marsh. Comment
  CAS-BOT-BC137907  Alopecurus saccatus Greg de Nevers 1993-5-8 10439 Sonoma Pepperwood Ranch Natural Preserve. 3450 Franz Valley Road. In Weimar vernal pool. 457 Comment
  UCD150834  Alopecurus saccatus Ayzik Solomescsh 2009-5-13 s.n. Sonoma Vicinity of Santa Rosa, north of city of Rohnert Park. East of Hwy 101 and south of Horn Ave. Elevation estimated from Google Earth by label maker. 30 Comment
  CDA37330  Amaranthus albus D. G. Kelch, Troy McGregor 2010-8-22 10 .335 Sonoma Geyser Peak Rd. Comment
  SEINET11933370  Amaranthus blitoides W. Knight, Knight, I.; Edwards, S. W. 1984-1 5068 Sonoma along Willow Creek between Denman Flat and Corona Rd, 2 mi N of downtown Petaluma Comment
  CAS-BOT-BC44967  Ambrosia chamissonis Mary P. Wells 1981-7-1 s.n. Sonoma Goat Rock State Beach Comment
  UCD128773  Ambrosia chamissonis Michael Fleschner 1965-5-1 s.n. Sonoma University of California Marine Biology Laboratory, Bodega Bay. Comment
  POM161247  Ambrosia chamissonis var. chamissonis Rimo Bacigalupi 1928-6-18 1899 Sonoma Beach at mouth of Salmon Creek, 2 miles N of Bodega Bay. Comment
  CAS-BOT-BC55541  Ambrosia psilostachya Peter Rubtzoff 1951-9-15 762 Sonoma Pitkin Marsh Comment
  UC29417  Ambrosia psilostachya J. Burtt Davy Oct 1 1896-Jan 1 1900 2852 Sonoma Sonoma Comment
Read comments
Nov 13 2016
  POM180627  Amelanchier pallida J. T. Howell 1930-6-8 5287 Sonoma 8.5 miles N of Bodega Bay Comment
  UC12070  Amelanchier utahensis Jepson 1893-5-5 Sonoma Mt. St. Helena Comment
  CAS-BOT-BC137886  Ammophila arenaria John H. Thomas 1969-9-21 15472 Sonoma Coastal strand, near mouth of Russian River. Comment
  CAS-BOT-BC177223  Amorpha californica var. napensis A. Day 1982-6-1 82 65 A Sonoma Pepperwood Ranch Comment
  POM194542  Amorpha californica var. napensis Anonymous 1929-6-2 s.n. Sonoma Near Mark [?] West Springs Comment
  CAS-BOT-BC162066  Amphibromus scabrivalvis Greg de Nevers 1996-6-5 10826 Sonoma Pepperwood Ranch Natural Preserve. 3450 Franz Valley Road, about 10 miles north of Santa Rosa. In temporary pond on Weimar Flat. 121 Comment
  UC1084547  Amsinckia spectabilis Peter Kamb 1952-5-30 2300 Sonoma n of Bodega Head (dunes between Bodega Harbor and the ocean) 6 Comment
  CAS-BOT-BC26970  Amsinckia viridifolia Alice Eastwood 1921-5-8 10484 Sonoma Petaluma Comment
  POM44461  Anagallis arvensis Janet Beckman 1882-7-17 s.n. Sonoma Duncans Wills. Comment
  UCD117429  Anagallis arvensis Jennifer Bury; Peggy Herzog 1993-5-8 297 Sonoma Sugarloaf Ridge State Park, about 40 air miles N of San Francisco, about 11 air miles E of Santa Rosa and 2.5 air miles NE of Kenwood. In Adobe Canyon N of Sugarloaf Ridge and S of Red Mtn. 1 mile. On Bald Mountain Stem Trail. 371 Comment
  UC36576  Ancistrocarphus filagineus Edw. L. Greene 1892-4-30 Sonoma Mt. St. Helena Comment
  UC699632  Andropogon glomeratus var. pumilus F. W. Hoffman 1943-6-17 Sonoma Guerneville Comment
  CAS-BOT-BC137790  Andropogon virginicus var. virginicus H. S. Yates 1937-8-22 6865 Sonoma 2 miles southeast of Forestville. 30 Comment
  UC1011020  Andropogon virginicus var. virginicus Virginia Bufford 1936-9-9 416 Sonoma Pitkin's Marsh; Pitkin's Marsh - Vine Hill District Comment
  UC558472  Andropogon virginicus var. virginicus J. Bufford 1936-9-8 Sonoma Pitkin Marsh; Pitkin Marsh, Vine Hill District Comment
  CDA37918  Angelica tomentosa D. G. Kelch 2011-9-17 11 .739 Sonoma 1.8 km S of Jenner. Goat Rock Rd. Comment
  UC174199  Angelica tomentosa Katharine Brandegee 1908-6-28 Sonoma Glen Ellen Comment
  CAS-BOT-BC271435  Anisocarpus madioides Rimo Bacigalupi 1926-5-2 1392 Sonoma Cazadero Comment
  CAS-BOT-BC173666  Anthemis cotula Peter Rubtzoff 1958-8-9 3834 Sonoma Laguna de Santa Rosa, north of Sebastopol (near Occidental Road). Comment
  RSA796687  Anthemis cotula Peter Rubtzoff 1956-9-14 2895 Sonoma Vacation Beach, near Guerneville, along Russian River. Comment
  UCD129069  Anthemis cotula Charles B. Heiser Jr. 1946-8-17 1827 Sonoma Banks of Russian River, near Duncan Mills. Comment
  RSA293047  Anthemis fuscata Reino Alava 1957-3-23 524 Sonoma Along the State Highway no. 101 at Asti Comment
  HSC8926  Anthoxanthum aristatum Leo Koch 1940-4-22 841 Sonoma Along Hwy. 101, N of Windsor Comment
  UCD85356  Anthoxanthum occidentale Robert F. Thorne 1965-4-19 34316 Sonoma Harrison Grade. 1/2 mile from Green Valley Road. 152 Comment
  CAS-BOT-BC280666  Anthoxanthum occidentale K. Wagnon 1939-4-10 165 Sonoma About 1/2 mile south of Jonive Grammar School, six miles west of Sebastopol Comment
  SDSU737  Anthoxanthum odoratum D. F. Howe 1963-7-3 3594 Sonoma 20 miles north of junction of Highway 12 and Highway 1 Comment
Read comments
Oct 11 2011
  UCD56277  Anthoxanthum odoratum Beecher Crampton 1957-7-22 4362 Sonoma 8 miles north of Stewart's Point, Bishop Pine grove along State Hwy. 1. Comment
  UCD126271  Anthriscus caucalis Frederica Bowcutt 1994-6-12 1859 Sonoma Sugarloaf Ridge State Park. About 50 air miles N of San Francisco, 10 air miles E of Santa Rosa, 1.5 air milse N of Kenwood, and 18 air miles NW of Napa. Adobe Canyon N of Sonoma Creek, N of Adobe Canyon Road, at Pony Gate trail juncture. 432 Comment
  UC444960  Antirrhinum vexillocalyculatum subsp. breweri Milo S. Baker 1907-6-28 Sonoma near Duncan's Mills (Russian River); Russian River Comment
  CDA41216  Antirrhinum vexillocalyculatum subsp. vexillocalyculatum T. C. Fuller 1958-5-24 4015 Sonoma 1.5 mi. north of Camp Meeker. 0 Comment
  RSA0077989  Apiaceae B. A. Stein 1981-3-7 449 Sonoma Harrison Grade Rd. 243 Comment
  UC874548  Apiastrum angustifolium Milo S. Baker 1940-5-29 9661 Sonoma 1/2 mi s of Santa Rosa-Calistoga Highway (w of Calistoga) Comment
  CAS-BOT-BC394990  Aquilegia formosa Saichi Kawahara 1968-4-20 322 Sonoma Trinity Road, 1 mile northwest of Highway 12 152 Comment
  UCD95528  Aquilegia formosa Frederica Bowcutt 1997-7-19 2194 Sonoma Sugarloaf Ridge State Park. About 50 air miles N of San Francisco, 10 air miles E of Santa Rosa, 2.5 air miles NNE of Kenwood. 0.75 air mile S of Red Mountain, 0.5 air miles NNW of confluence of the Malm Fork, 1.0 air miles WSW of Brushy Peaks. 457 Comment
  JEPS46173  Arabis blepharophylla Eleanor Armstrong 1933-4-15 728 Sonoma Bodega Hill 6 Comment
  POM367169  Arbutus menziesii Christopher Davidson 1977-6-20 6014 Sonoma Dry Cr. Rd. 8.6 mi. W of Geyserville. 91 Comment
  UC1084439  Arbutus menziesii G. Thomas Robbins 1940-3-21 299 Sonoma 5-6 mi e of Windsor (along Chalk Hill Road); Chalk Hill Road 91 Comment
  RSA629206  Arctostaphylos Jon E. Keeley 1993-9-11 24788 Sonoma On south side of North Peak, in saddle between North and South peaks, Mt. St. Helena. 1160 Comment
  UC1388321  Arctostaphylos Freed W. Hoffman 1947-8-9 1430 Sonoma 7 mi nw Cazadero (Hoffman Trail to Devil's Ribs); North Coast Ranges Comment
  UC549553  Arctostaphylos J. E. Adams 1934-3-28 719 Sonoma near Santa Rosa; Vine Hill Comment
  UC1220417  Arctostaphylos bakeri B. F. Smith 1962-8-3 28 Sonoma 3.5 mi nnw Occidental; Quad. 64B2 158 Comment
  UC1614274  Arctostaphylos bakeri Charles M. Belshaw 1936-3-7 1556 A Sonoma 2 mi nne of Occidental Comment
  UC549713  Arctostaphylos bakeri J. E. Adams 1935-3-1 1029 Sonoma 2 mi w Occidental Comment
  UCD170221  Arctostaphylos bakeri S. J. Seybold; M. A. Siefker 2017-11-14 s.n. Sonoma Vadasz Vineyards, 18070 Carriger Road. Located behind main house on property. 64 Comment
  POM222620  Arctostaphylos bakeri subsp. bakeri L. S. Rose 1934-2-22 34032 Sonoma 2 miles E of Occidental. Comment
  RSA107837  Arctostaphylos bakeri subsp. bakeri L. S. Rose 1955-3-21 55031 Sonoma 2 mi NE of Occidental 213 Comment
  SDSU1487  Arctostaphylos bakeri subsp. bakeri D. F. Howe 1969-6-8 4635 Sonoma 3.8 miles east of Occidental. 274 Comment
  UCD50474  Arctostaphylos bakeri subsp. bakeri Roman Gankin; W. R. Hildreth 1967-10-4 1074 Sonoma Harrison Grade Road, near summit, east of Occidental. Comment
  CDA42379  Arctostaphylos canescens D. G. Kelch, D. A. Weinstein 2013-1-5 13 .001 Sonoma 3 km east of Sonoma; On ridge between Lovall Valley and Castle Rds. Comment
  UCD166539  Arctostaphylos canescens Dylan O. Burge 2016-2-16 2040 Sonoma Gilfillian Vineyard, roadside on Cavedale Road. 400 Comment
  POM367246  Arctostaphylos canescens subsp. canescens L. S. Rose 1949-3-27 49017 Sonoma 3 mi. east of Beltane. 457 Comment
  SBBG119552  Arctostaphylos canescens subsp. canescens C. Bornstein, E. Collins 2006-8-24 Sonoma Park Gardens Drive, Rincon Ridge Comment
  UC1349410  Arctostaphylos canescens subsp. canescens Milo S. Baker 1942-8-11 8655 A Sonoma Comment
  UCD110448  Arctostaphylos canescens subsp. canescens Christopher Mallek 2008-1 s.n. Sonoma Hooker Canyon. 590 Comment
  UC876538  Arctostaphylos canescens subsp. sonomensis Lewis S. Rose 1940-2-12 40006 Sonoma 2 mi e Santa Rosa (type locality); Rincon Ridge 60 Comment
  CAS-BOT-BC23605  Arctostaphylos columbiana John Thomas Howell 1934-3-3 11744 Sonoma Between Fort Ross and Stewart's Point Comment
  UC549698  Arctostaphylos columbiana J. E. Adams 1935-3-28 730 Sonoma seven mi n Fort Ross Comment
  UCD50671  Arctostaphylos columbiana Roman Gankin; W. R. Hildreth and Ken Milam 1965-4-13 497 Sonoma 0.1 mile north of Timber Cove, east of State Highway 1. Comment
  CAS-BOT-BC24979  Arctostaphylos densiflora Walter Knight; Irja Knight; Elizabeth McClintock; J. Sigg 1981-3-25 4037 Sonoma Originally collected in Vine Hill District, near Sebastopol. Comment
  CAS-BOT-BC24986  Arctostaphylos densiflora John Thomas Howell 1931-3-14 5770 Sonoma Vine Hill District, 10 mi. W of Santa Rosa. Comment
  CAS-BOT-BC25017  Arctostaphylos densiflora Elmer I. Applegate 1932-3-19 7028 Sonoma Roadside just W of Vine Hill Schoolhouse, about 10 mi Westerly from Santa Rosa. Type Station. Comment
  LA42171  Arctostaphylos densiflora E. B. Copeland; 1933-3-18 A 5 Sonoma near Vine Hill School House Comment
  UC1120151  Arctostaphylos densiflora A. E. Wieslander 1938-10-29 829 Sonoma Vine Hill Sebastapol Quadrangle Comment
  UC518978  Arctostaphylos densiflora J. Clausen 1933-3-26 743 Sonoma 10 mi w Santa Rosa (along road); Vine Hill Schoolhouse Comment
  SEINET11987167  Arctostaphylos densiflora J. Sigg, McClintock, E.; Knight, W.; Knight, I. 1981-1 4078 Sonoma Strybing Arboretum, Golden Gate Park, San Francisco, via Coulter's Nursery, from Vine Hill District, Comment
  SEINET11987288  Arctostaphylos densiflora W. Knight, Knight, I.; Sigg, J.; McClintock, E. 1981-1 3998 Sonoma Strybing Arboretum, San Francisco, originally from Vine Hill District Comment
  SEINET11989142  Arctostaphylos densiflora B. A. Stein 1981-1 444 Sonoma Vine Hill Rd, 0.25 mi N of Vine Hill School Rd 46 Comment
  CAS-BOT-BC24676  Arctostaphylos glandulosa subsp. glandulosa J. E. Adams 1934-3-28 726 Sonoma 5 mi. n. of Cazadero. Comment
  OBI14711  Arctostaphylos glandulosa subsp. glandulosa H. E. McMinn 1936-4-5 4375 Sonoma About 2 mi N of Occidental Comment
  UC1120203  Arctostaphylos glandulosa subsp. glandulosa C. M. Belshaw 1936-3-8 1569 A Sonoma 1 1/2 mi n County Farm; Santa Rosa Quadrangle, Rincon Ridge Comment
  UC424816  Arctostaphylos glandulosa subsp. glandulosa unknown 1930-3-1 3881 Sonoma along hwy. region by Frei Bros. Ranch Vine Hill Comment
Read comments
Jun 14 2011
  JEPS83505  Arctostaphylos hispidula Jack and Betty Guggolz 1986-3-8 853 Sonoma ca 15 mi nw Healdsburg (9.1-9.3 mi from jnt. Stewart's Point Rd. and Rockpile Rd. on Rockpile Rd. ne side) Comment
  OBI14676  Arctostaphylos hispidula B. F. Smith 1962-8-3 28 Sonoma 3.5 mi NNW of Occidental 158 Comment
  UCD151132  Arctostaphylos manzanita James A. Neilson Jr. 1973-6-6 2950 Sonoma Mayacmas Mountains. The Geysers. Site III. [Location of Site III at The Geysers taken from Neilson 3115 which gave the Township/Range of the location. Elevation and coordinates estimated by label maker.] 731 Comment
  SEINET11990956  Arctostaphylos manzanita Unknown 1983-1 30585 Sonoma N slope Morrison Ridge, Austin Creek Recreation Area, above Thompson Creek 274 Comment
  SD108298  Arctostaphylos manzanita subsp. bakeri Stephen W. Edwards 1981-2-16 Sonoma Green Hill Road Comment
  UC674748  Arctostaphylos manzanita subsp. elegans E. A. Goldman 1907-12-29 71 Sonoma Mt. St. Helena 1219 Comment
  CAS-BOT-BC38681  Arctostaphylos manzanita subsp. manzanita Roger Raiche 1983-7-31 30572 Sonoma Austin Creek State Recreation Area, North slope Morrison Ridge, above Thompson Creek. 274 Comment
  CAS-BOT-BC38706  Arctostaphylos manzanita subsp. manzanita G. DeNevers 1981-11-20 1883 Sonoma In the Garrison Canyon Comment
  CAS-BOT-BC38712  Arctostaphylos manzanita subsp. manzanita H. F. Copeland 1933-3-18 A 1 Sonoma Spring Mountain Road, about 8 miles east of Santa Rosa Comment
  CAS-BOT-BC38718  Arctostaphylos manzanita subsp. manzanita John Thomas Howell 1931-3-14 5775 Sonoma Vine Hill district, 10 miles west of Santa Rosa Comment
  CAS-BOT-BC38720  Arctostaphylos manzanita subsp. manzanita William R. Dudley 1895-2-22 s.n. Sonoma Knight's Valley Comment
  CDA33697  Arctostaphylos manzanita subsp. manzanita D. G. Kelch, D. A. Weinstein 2010-12-1 10 .45 Sonoma Near old Buena Vista Estate ~3 km E of Sonoma. Comment
  POM131951  Arctostaphylos manzanita subsp. manzanita A. A. Heller, H. E. Brown, A. H. Heller 1902-3-20 10640 Sonoma Near Windsor. Comment
  RSA655453  Arctostaphylos manzanita subsp. manzanita Beecher Crampton 1955-6-17 2978 Sonoma 2.4 miles south of Monte Rio, road to Camp Meeker. Comment
  RSA70838  Arctostaphylos manzanita subsp. manzanita J. T. Howell 1931-3-14 5773 Sonoma Vine Hill District Comment
  UC535022  Arctostaphylos manzanita subsp. manzanita H. F. Copeland 1933-3-18 A 9 Sonoma residence of M. S. Baker Mt. Hood (w base of mt.) Comment
  RSA94311  Arctostaphylos manzanita subsp. manzanita Peter Rubtzoff 1951-9-15 744 Sonoma Dry, open area separating the western branch of the Upper Marsh from the eastern. Comment
  CAS-BOT-BC45400  Arctostaphylos nummularia G. L. Stebbins 1970-7-14 1055 Sonoma Three miles nw. of Plantation. 274 Comment
  SBBG115507  Arctostaphylos nummularia subsp. nummularia A. T. Leiser 1968-1-16 Sonoma Sea Ranch 106 Comment
  CAS-BOT-BC43880  Arctostaphylos stanfordiana John Thomas Howell 1933-4-2 10951 Sonoma 8 miles west of Santa Rosa Comment
  CDA954  Arctostaphylos stanfordiana D. G. Kelch 2002-4-1 2 .008 Sonoma Cavedale Rd., Glen Ellyn. Comment
  LA88609  Arctostaphylos stanfordiana Robert F. Thorne; 1965-4-20 34344 Sonoma top of Parker Hill, N end of Parker Hill Rd, ca. 3 mi. N of Santa Rosa 243 Comment
  RSA636819  Arctostaphylos stanfordiana Jon E. Keeley 1993-9-11 24742 Sonoma On south side of North Peak, in saddle between North and South peaks, Mt. St. Helena. 1160 Comment
  UC1093994  Arctostaphylos stanfordiana Lewis S. Rose 1955-2-28 55009 Sonoma 2 mi w Graton 121 Comment
  UC1388314  Arctostaphylos stanfordiana Freed W. Hoffman 1946-8-20 867 Sonoma Trinity Rd at quarry; North Coast Ranges, western slope of Napa Range Comment
  UC876545  Arctostaphylos stanfordiana Milo S. Baker 1933-3-18 7333 Sonoma 2 mi ne Santa Rosa; Rincon Ridge Comment
  CAS-BOT-BC43878  Arctostaphylos stanfordiana Jacob Sigg; Elizabeth McClintock; Walter Knight; Irja Knight 1981-3-11 4086 Sonoma at Napa/Sonoma county line in Butts Canyon Comment
  SEINET12524558 Image available Arctostaphylos stanfordiana L. S. Rose 1934-1 34032 Sonoma 2 mi E of Occidental. Comment
  JEPS95232  Arctostaphylos stanfordiana subsp. decumbens Stephen W. Edwards 1990-12-10 Sonoma Rincon Ridge, summit Comment
  JEPS95234  Arctostaphylos stanfordiana subsp. decumbens Stephen W. Edwards 1990-12-10 Sonoma Rincon Ridge, summit Comment
  UC1520696  Arctostaphylos stanfordiana subsp. decumbens R. Raiche 1985-2-3 50041 Sonoma unnamed ridge on w side Dry Creek Valley (n of Crane Creek and s of Bradford Mt.) 182 Comment
  UCD112580  Arctostaphylos stanfordiana subsp. stanfordiana Christopher Mallek 2008-5-2 s.n. Sonoma Hooker Canyon. 590 Comment
  RSA364258  Arctostaphylos stanfordiana subsp. stanfordiana Roger Raiche 1983-9-25 RR- 30733 Sonoma Clipper Mill Bridge, Stewarts Point Road (2.6 miles east on that road from Highway 1). Comment
  RSA523854  Arctostaphylos stanfordiana var. repens Jack Guggolz, Betty Guggolz 1986-1-12 839 Sonoma Just outside the Conservation Easment, at the end of Bluesage Court in the Southridge Development. Comment
  SEINET11993703  Arctostaphylos stanfordiana var. repens Unknown 1985-1 50041 Sonoma unnamed ridge W side of Cry Creek Valley, N of Crane Cr & S of Bradford Mt 183 Comment
  UC549512  Arctostaphylos uva-ursi J. E. Adams 1934-6-9 825 Sonoma McNamees Store Comment
  RSA177958  Arctostaphylos viscida R. F. Thorne 1965-4-20 34383 Sonoma Charles Newman's Place up Los Alamos Rd., on Rincon Ridge. 396 Comment
  CAS-BOT-BC47471  Arctostaphylos viscida subsp. viscida C. H. M. 1907-7-27 s.n. Sonoma Mt. St. Helena, Calif. Near summit 1st ridge on road from Middletown to Knight's Valley. 731 Comment
  CAS-BOT-BC400483  Aristolochia californica A. A. Heller; H. E. Brown 1902-3-12 5042 Sonoma Sonoma Creek, Eastern base of Mt. Hood Comment
  SEINET9291368  Armeria maritima Unknown 1994-5-25 Sonoma Bodega Head Comment
  UC353792  Arnica discoidea Milo S. Baker 31676 b. Sonoma road to Youngman's, e side of Los Guilicos Valley Los Guilicos Valley Comment
  UC912248  Arnica discoidea Herbert L. Mason 1934-4-28 8063 Sonoma ridge ne of, (head of Dohrman Creek) Jensen's Ranch; Dohrman Creek Comment
  CDA11042  Arnica discoidea G. F. Hrusa, G. L. Stebbins, J. McCaskill 1993-9-14 11422 Sonoma North Coast Biodiversity Arena; Cavedale Rd. 2.5 m. E of Hwy 12. Comment
  CAS-BOT-BC90493  Artemisia douglasiana Peter Rubtzoff 1951-9-2 699 Sonoma Southern half of Lower Marsh Comment
  CAS-BOT-BC90494  Artemisia douglasiana Lewis S. Rose 1962-8-6 s.n. Sonoma Bodega Comment
  RSA0057977  Arum italicum Greg de Nevers 1998-5-20 11254 Sonoma Mark West Creek on Cresta Ranch. Comment
  UCD138095  Arum italicum L. M. Harwood 1972-1-1 s.n. Sonoma 5420 Volkerts Road, near junction with Hessel Road, around 4.5 miles southeast of Sebastopol. Comment
  UC730026  Asarum caudatum Leo F. Koch 1940-4-16 788 Sonoma Near road at east entrance to Coleman Valley West of Occidental Comment
  UCD160016  Asclepias cordifolia James A. Neilson Jr.; Teresa A. Sholars 1975-3-27 3293 Sonoma Mayacmas Mountains, Caldwell Pines, ca. 3 miles west of Glenbrook and Bottle Rock Road. (Elevation and coordinates estimated by label maker.) 975 Comment
  UC449988  Asclepias fascicularis Harriet A. Walker 1908-6-7 1164 Sonoma Santa Rosa Comment
  UC22995  Asclepias fascicularis F. T. Bioletti June, 1891 Sonoma Comment
  UCD168056  Asclepias solanoana James Neilson 1978-6-17 3967 Sonoma Mayacmas Mountains, near Shell Well Site E. (Exact location unknown. Coordinates estimated by label maker. Shell Well Site E was located at Shell U.S. Geothermal lease #1, which was subsequently leased to Northern California Power Agency, and is now known as NCPA Power Plant 1.) Comment
  UC1299771  Aspidotis densa Freed W. Hoffman 1947-3-5 812 Sonoma near Guerneville (Gilliam Creek) Comment
  CAS-BOT-BC361382  Asteraceae Greg de Nevers 1997-2-18 10906 Sonoma Highway 101, near Cloverdale Comment
  UCR143601  Astragalus G. F. Pratt, C. Pierce 2003-5-15 s.n. Sonoma North Coast, Salt Point State Park 122 Comment
  UC353932  Astragalus breweri Milo S. Baker 1928-4-16 2957 a Sonoma Mill Creek Road near Junction School; Mill Creek Road near Junction School Comment
  CAS-BOT-BC146140  Avena barbata Mary P. Wells 1984-5-22 263 Sonoma By Commons B, Friends House, Rincon Valley, Santa Rosa. Comment
  SEINET10517569  Avena barbata A. Arthur Heller 1902-3-26 Heller 5157 Sonoma Santa Rosa creek, east of Santa Rosa. Comment
  JEPS128387  Avena fatua Roger Raiche 2000-4-23 046 .00 Sonoma The Cedars. Lower Russian River, Big Austin Creek watershed. Comment
  UCR265434  Azolla filiculoides Ann Howald, Christina Freeman 2015-6-1 3411 Sonoma Inner North Coast Ranges, Annadel State Park, Ledson Marsh, northwest corner, south of Marsh Trail 362 Comment
  RSA227254  Azolla filiculoides Peter Rubtzoff 1961-6-23 4653 Sonoma Bennett Mountain Lake Comment
  CAS-BOT-BC154151  Baccharis douglasii Peter Rubtzoff 1958-8-23 3918 Sonoma Laguna de Santa Rosa E of Cunningham (near Llano Road). Comment
  RSA783716  Baccharis douglasii Peter Rubtzoff 1955-9-24 2147 Sonoma Duncan Mills Marsh Comment
  RSA784562  Baccharis douglasii Peter Rubtzoff 1958-8-23 3918 Sonoma Laguna de Santa Rosa E of Cunningham (near Llano Road). Comment
  CAS-BOT-BC99590  Baccharis pilularis Carl B. Wolf; E. R. Johnson 1934-10-13 6182 Sonoma 2 4/10 mi. no. of mouth of Russian River 60 Comment
  LA203025  Baccharis pilularis C. B. Wolf; E. R. Johnson 1934-10-13 6182 Sonoma 2.4 mi. N of mouth of Russian River 60 Comment
  RSA0025200  Barbarea Peter Rubtzoff 1989-6-10 10005 Sonoma Along Russian River, ca. 6 mi east of Guerneville, at 9850 River Road. Comment
  CAS-BOT-BC16692  Barbarea orthoceras A. A. Heller; H. E. Brown 1902-3-20 5106 Sonoma Near Windsor. Comment
  CAS-BOT-BC16698  Barbarea orthoceras John Thomas Howell 1951-5-28 27497 Sonoma Laguna east of Sebastopol. Comment
  UC127249  Beckmannia syzigachne C. H. Dwinelle 1908-7-13 3 Sonoma Meacham Sta. Fulton Comment
  CAS-BOT-BC106389  Bellis perennis L. R. Abrams 1920-7-3 7597 Sonoma Gualala River Comment
  CAS-BOT-BC106392  Bellis perennis Mildred Parks 1925-7-20 s.n. Sonoma Stewart's Point Comment
  OBI35842  Bellis perennis David J. Keil 1983-6-29 17206 Sonoma Ca 10 mi SE of Ft Ross along Hwy 1 Comment
  UC727762  Bidens frondosa Milo S. Baker 1946-8-17 11560 Sonoma at the crossing of the Occidental Road (The Laguna); The Laguna Comment
  CAS-BOT-BC290649  Bidens laevis Peter Rubtzoff 1955-11-27 2170 Sonoma Bodega Head Marsh. Comment
  UCR255452  Bistorta bistortoides Ann Howald 2014-5-2 3003 Sonoma North Coast, c. 1.5 mi southeast of Del Mar Point 23 Comment
  UC963901 Image available Blennosperma bakeri Milo S. Baker 1946-3-28 11307 Sonoma western outskirts of Sonoma in a hog wallow Sonoma Comment
  RSA0000974  Blennosperma bakeri Milo S. Baker 1946-3-28 11307 Sonoma Western outskirts of Sonoma. Comment
  SEINET10826437  Blennosperma bakeri Milo S. Baker 1946-1 Sonoma Comment
  UC195943  Blennosperma nanum var. nanum I. J. Condit 1913-3-7 Sonoma Petaluma Comment
  UC30585  Blennosperma nanum var. nanum F. T. Bioletti 1893-4-1 Sonoma Kenwood Comment
  CAS-BOT-BC105962  Blennosperma nanum var. nanum G. H. Mallory 1920-3-29 s.n. Sonoma Hills at east end of Sonoma Ave., Santa Rosa Comment
  CAS-BOT-BC154957  Boisduvalia densiflora Peter Rubtzoff 1962-6-19 4919 Sonoma Occidental Marsh Comment
  RSA790866  Boisduvalia densiflora Peter Rubtzoff 1969-8-26 6154 Sonoma River Road. 3 miles W of Fulton. Comment
  RSA0057963  Boykinia elata Greg de Nevers 1997-9-22 11090 Sonoma Pepperwood Ranch, 3450 Franz Valley Rd., Santa Rosa. Mark West Creek at Leslie Creek junction. 100 Comment
  UCD102603  Boykinia occidentalis Frederica Bowcutt 1994-7-5 1940 Sonoma Sugarloaf Ridge State Park. About 50 air miles N of San Francisco, 10 air miles E of Santa Rosa, 2.5 air miles NE of Kenwood and 18 air miles NW of Napa. Along S edge of Sonoma Creek just upstream from confluence with Bear Creek. Immed. E of Goodspeed Trail Bridge over Sonoma Creek. N of Adobe Canyon Road about 60 ft. 225 Comment
  CDA31298  Brachypodium distachyon D. G. Kelch, Ed Biffin 2010-5-3 10 .213 Sonoma Near old Buena Vista Estate ~3 km E of Sonoma. Comment
  SEINET259062 Image available Brachypodium phoenicoides P. G. Connors 1991-6-5 128 Sonoma Sonoma Coast State Beach; North of Bodega Bay in Salmon Creek Dunes; within State Park boundary. Comment
  CAS-BOT-BC36709  Brassica rapa John F. Emmel 1971-5-8 349 Sonoma Along road 0.5 mile south of Mark West Springs and above Mark West Creek. 146 Comment
  CSUSB472  Briza maxima L. L. Williams 1971-5-13 Sonoma Collected in North Coastal Sage at junction of road inland with Highway 1, south of Stewarts Point on headland. Comment
  RSA126876  Briza maxima H. S. Yates 1936-5-16 5606 Sonoma 1 mile S.E. of Forestville 30 Comment
  RSA633342  Briza maxima Michael A. Vincent, Ethan H. Freid 1997-11-14 8172 Sonoma Bodega Bay, 0.5 mile northeast of city limits along Rt. 1 Comment
  UC750805  Briza maxima Charles B. Heiser Jr. 1946-5-19 1739 Sonoma w Santa Rosa; Vine Hill Comment
  UCD57133  Briza maxima B. Crampton 1954-4-26 1792 Sonoma U. S. Hwy. 101. 2 miles north of Geyserville. Comment
  POM205306  Briza minor A. S. Hitchcock 1902-6-7 5649 Sonoma Bennett Valley, southeast of Santa Rosa Comment
  UC1023569  Briza minor Virginia Bufford 1936-5-1 147 Sonoma w Sebastopol (top of hill); O'Farrell Hill Comment
  RSA41901  Briza minor Ella Dales Cantelow 1936-5-9 1367 Sonoma 3 mi. S. of El Verano Comment
  CAS-BOT-BC132210  Brodiaea californica var. leptandra Milo S. Baker 1927-6-16 2213 a Sonoma Adobe [canon] Canyon app Bush's house Comment
  SEINET180834  Brodiaea capitata E. Tucker Sonoma Camp Meekee. Comment
  UCD150146  Brodiaea coronaria Ayzik Solomeshch 2009-5-11 s.n. Sonoma Santa Rosa Plain. NW of City of Santa Rosa. Maggi Property located SW of the intersection of Fulton and River Rds. Sampling pool #1. 43 Comment
  UCD161243  Brodiaea elegans subsp. elegans James A Neilson Jr.; Teresa A. Sholars 1976-5-10 3707 Sonoma Mayacmas Mountains. Eight miles east of U.S. Highway 101, ca. 1 mile north of the Geysers Road; Aidlin-Gouvea Leasehold. (Elevation and exact location estimated by label maker.) Comment
  CAS-BOT-BC484387  Brodiaea elegans subsp. elegans James L. Reveal 1987-6-7 6413 Sonoma Along Cavedale Road, about 1.5 miles south of Trinity Road, about 13 airline miles southeast of Santa Rosa 579 Comment
  CAS-BOT-BC484394  Brodiaea elegans subsp. elegans Peter Rubtzoff 1969-6-15 6086 Sonoma Laguna de Santa Rosa 1 mile east/southeast of Sebastopol Comment
  UC1442870  Brodiaea leptandra Theodore F. Niehaus 1966-5-4 679 Sonoma 2.6 mi w Napa/Sonoma Co. line (on Springs Mtn Rd) Comment
  CAS-BOT-BC486525  Brodiaea stellaris anonymous 1922-6-1 s.n. Sonoma Collected in Burbank's Garden (Santa Rosa) Comment
  UC1299328  Brodiaea terrestris subsp. terrestris Freed W. Hoffman 1950-6-1 4003 Sonoma Kruz Ranch North Coast Ranges, Sonoma Coast Comment
  UC353798  Brodiaea terrestris subsp. terrestris Milo S. Baker 1928-4-28 3002 b Sonoma Pitkin Swamp Comment
  CAS-BOT-BC486456  Brodiaea terrestris subsp. terrestris H. C. Cantelow 1941-6-7 s.n. Sonoma Open grassy hill top, 4.2 miles north of Jenner Comment
  CAS-BOT-BC486462  Brodiaea terrestris subsp. terrestris Peter Rubtzoff 1951-6-30 288 Sonoma Uppermost part of the western branch of the Upper Marsh, near the edge of a thickett Comment
  CAS-BOT-BC487726  Brodiaea terrestris subsp. terrestris Milo S. Baker 1927-5-20 2148 a Sonoma S. R. Sebasapol Hiway where concrete begins - [- - - -] south (poor handwriting) Comment
  UCD168051  Bromus James Neilson 1981-7-1 4045 Sonoma Mayacmas Mountains, entrance to Unit 15. (Exact location unknown. Coordinates estimated by label maker. Unit 15 is PG and E Power Plant 15 (retired).) Comment
  SJSU6768  Bromus briziformis J. L. Tipton 1976-5-1 Sonoma orchard 3 mi SE of Sebastopol 121 Comment
  RSA155475  Bromus carinatus L. S. Rose 1962-4-18 62024 Sonoma 1 mile NW of Freestone. 76 Comment
  CAS-BOT-BC149052  Bromus carinatus var. carinatus Peter Rubtzoff 1953-5-17 1379 Sonoma Vacation Beach, near Guerneville. Comment
  UC573756  Bromus carinatus var. carinatus H. S. Yates 1936-5-17 5627 Sonoma 2 mi n of Bodega Bay 3 Comment
  UCD59229  Bromus carinatus var. marginatus Collector unknown 1941-3-1 Sonoma Santa Rosa Junior College. Comment
  CAS-BOT-BC156276  Bromus catharticus Catherine Best 1982-6-30 s.n. Sonoma At Bodega Bay. Comment
  CAS-BOT-BC155955  Bromus commutatus John Thomas Howell 1947-6-26 23305 Sonoma Cunningham Marsh. Comment
  CAS-BOT-BC422358  Bromus commutatus Peter Rubtzoff 1976-6-18 8652 Sonoma Kenwood Marsh. Comment
  CAS-BOT-BC155668  Bromus diandrus Peter H. Raven 1950-4-6 1577 Sonoma Cotati to Santa Rosa. 45 Comment
  CAS-BOT-BC155204  Bromus hordeaceus Peter Rubtzoff 1958-5-10 3640 Sonoma Laguna de Santa Rosa east of Cunningham (Near Llano Road). Comment
  CAS-BOT-BC155248  Bromus hordeaceus Peter Rubtzoff 1959-5-31 4077 Sonoma Freestone Marsh. Comment
  CAS-BOT-BC175469  Bromus laevipes Catherine Best 1995-6-17 s.n. Sonoma Pepperwood Nature Preserve (property of California Academy of Sciences) Comment
  UCD58888  Bromus laevipes H. S. Yates 1937-5-30 6543 Sonoma 3 miles WNW of Graton. 60 Comment
  UCD144422  Bromus laevipes Frederica Bowcutt 1996-5-19 2150 Sonoma Sugarloaf Ridge State Park. About 50 air miles N of San Francisco, 10 air miles E of Santa Rosa, 2.5 air miles NE of Kenwood, and 18 air miles NW of Napa. 1 air mile south of Red Mountain. Lower Bald Mountain trail. 472 Comment
  UCD36300  Bromus laevipes Beecher Crampton 1953-5-19 1296 Sonoma Sonoma County, 10 miles west of Calistoga, on Highway 128. Comment
  RSA176936  Bromus maritimus P. H. Raven 1963-4-28 18249 Sonoma between town of Bodega and Bodega Head. Comment
  UCD36880  Bromus racemosus Beecher Crampton 1956-4-24 3309 Sonoma Sonoma County, Healdsberg, vacant lot at junction of Prince and Sherman Streets. Comment
  CAS-BOT-BC161582  Bromus sterilis G. DeNevers 1981-4-23 788 Sonoma Pepperwood Ranch. Pippindale farm. In Garden. Also along roads to Garden and along Mesa. Comment
  CAS-BOT-BC185423  Bromus vulgaris P. B. Kennedy 1915-5-31 s.n. Sonoma Stewart Point. Annapolis. Comment
  UCD60250  Bromus vulgaris Beecher Crampton 1955-6-17 2955 Sonoma 5 miles W of Cazadero. Comment
  SD38261  Cakile edentula var. edentula Edith A. Purer 1932-7-21 4040 Sonoma Bodega Bay Comment
  CAS-BOT-BC176119  Cakile maritima Peter Rubtzoff 1955-8-20 2078 Sonoma Bodega Harbor Marsh Comment
  UC1301003  Cakile maritima Helen K. Sharsmith 1963-5-25 5499 Sonoma just s of Bodega Harbor; San Francisco Bay Region 1 Comment
  UCD57037  Calamagrostis bolanderi P. B. Kennedy 1915-7-1 s.n. Sonoma Del Mar. Comment
  RSA0056432  Calamagrostis bolanderi Greg de Nevers 1996-6-17 10831 Sonoma CYO Camp south of Occidental on Bohemian Highway. 121 Comment
  UC768853  Calamagrostis koelerioides Robert F. Hoover 1941-6-7 5312 Sonoma 2 mi se Monte Rio (on road to Camp Meeker) Comment
  CAS-BOT-BC185129  Calamagrostis nutkaensis Peter Rubtzoff 1963-8-17 5228 Sonoma Russian River Mouth Marsh. Comment
  CDA31620  Calamagrostis nutkaensis P. B. Kennedy 1919-5-16 Sonoma Del Mar. 0 Comment
  UCD57526  Calamagrostis nutkaensis Beecher Crampton 1957-7-22 4384 Sonoma State Hwy. 1, 8.7 miles south of Stewart's Point. Comment
  UCD57532  Calamagrostis nutkaensis P. B. Kennedy 1915-1 s.n. Sonoma Del Mar Ranch. Comment
  CAS-BOT-BC185132  Calamagrostis nutkaensis Catherine Best 1984-6-11 973 -C Sonoma On a slope above the ocean at Goat Rock Park. Comment
  CAS-BOT-BC438601  Calandrinia ciliata Peter Rubtzoff 1959-4-18 4030 Sonoma Laguna de Santa Rosa northeast of Graton, ca. 1/2 mi. north of Guerneville Road crossing. Comment
  RSA201793  Calendula arvensis W. R. Russell 1967-3-28 s.n. Sonoma At roadside near cemetery at N end of town, Sonoma. Comment
Read comments
Dec 8 2015
  CAS-BOT-BC273237  Calendula arvensis Peter H. Raven 1963-4-28 18257 Sonoma Just west of El Verano Comment
  CAS-BOT-BC273247  Calendula arvensis John Thomas Howell 1959-5-7 34593 Sonoma Fetters Springs Comment
  CAS-BOT-BC293674  Callitriche heterophylla Peter Rubtzoff 1974-4-6 7355 Sonoma Along Lawndale Road, 0.75 miles south of Highway 12. Comment
  NY248789  Callitriche heterophylla J. T. Howell 1935-5-5 12608 Sonoma Near Kenwood. Comment
  UC1101513  Callitriche heterophylla var. bolanderi Malcolm A. Nobs 1949-8-1 1106 Sonoma 2 mi e Stewart's Point (on road to Geyserville) Comment
  UCD150858  Callitriche heterophylla var. bolanderi Ayzik Solomescsh 2009-5-14 s.n. Sonoma 2.3 km. southeast of city of Sebastopol. Santa Rosa Plain, Cooper Site, pool 1. Elevation estimated from Google Earth by label maker. 22 Comment
  CAS-BOT-BC293757  Callitriche marginata Peter Rubtzoff 1974-4-17 7370 Sonoma Upper Green Valley Marsh. Comment
  RSA144397  Calochortus amabilis Roxana S. Ferris, Laura Lorraine 1961-6-15 13551 Sonoma On Harrison Grade Road, 0.3 mi from Junction with Green Valley Road. Comment
  UC843631  Calochortus amabilis Mrs. Eliz. Parsons Hawver Jun 1915 Sonoma Skaggs Springs Comment
  CAS-BOT-BC483271  Calochortus amabilis Alva Day 1982-6-1 82 -69 Sonoma Pepperwood Ranch Comment
  RSA177940  Calochortus amabilis Robert F. Thorne 1965-4-20 34360 Sonoma On Cavedale Road, 0.5 miles up from State Hwy 12, ca. 4 miles N of Sonoma. 244 Comment
  SEINET6165529 Image available Calochortus amabilis Unknown 1981-5-18 s.n. Sonoma Franz valley rd 1/10 mile south of Franz valley school rd Comment
  CAS-BOT-BC492631  Calochortus luteus Peter Rubtzoff 1961-6-23 4640 Sonoma Bennett Mtn. Lake. Comment
  CAS-BOT-BC492641  Calochortus luteus Volney Rattan 1885-5-9 s.n. Sonoma Sonoma Creek Comment
  UC1057483  Calochortus tolmiei G. Thomas Robbins 1938-4-15 254 Sonoma 2.5 mi e Bodega Bay Comment
  UCR143606  Calochortus tolmiei G. F. Pratt, C. Pierce 2003-5-15 s.n. Sonoma North Coast, Salt Point State Park 122 Comment
  CAS-BOT-BC494038  Calochortus tolmiei A. A. Heller 1940-5-10 15612 Sonoma West of Slag's Springs on the Stewart Point road. Comment
  CAS-BOT-BC132633  Calochortus uniflorus Barbara Keller 1990-4-30 2000 Sonoma On Coleman Valley Rd., 6 miles west of Occidental Comment
  CAS-BOT-BC132643  Calochortus uniflorus Greg de Nevers 1996-4-18 10791 Sonoma Knights Valley, on Bavarian Lion Ranch; Knight's Valley Marsh on Bavarian Lion Ranch 137 Comment
  JEPS86753  Calycadenia pauciflora Jack and Betty Guggolz 1990-6-22 1074 Sonoma n side of Ida Clayton Road, 2.15 mi from Hwy 128 438 Comment
  RSA135373  Calycadenia pauciflora Volney Rattan 1877-6-26 s.n. Sonoma Geysers Comment
  UCD129813  Calycadenia pauciflora Gerald D. Carr 1971-8-17 640 Sonoma The Geysers. Comment
  POM215112  Calycadenia truncata subsp. truncata J. T. Howell 1932-10-9 10812 Sonoma Sonoma Creek Canyon near Kenwood Springs Comment
  CAS-BOT-BC90992  Calycanthus occidentalis Peter Rubtzoff 1974-6-2 7529 Sonoma Upper Green Valley Marsh. Comment
  CAS-BOT-BC90998  Calycanthus occidentalis G. DeNevers 1981-6-20 1610 Sonoma Pepperwood Ranch. Along Mark West Creek. Also along Leslie Creek. Comment
  HSC3814  Calycanthus occidentalis M. E. Ferguson, E. Ferguson 1919-6-8 Sonoma Near Guerneville, Russian River. Comment
  RSA456158  Calycanthus occidentalis Christopher Davidson 1977-6-17 5883 Sonoma State Hwy 12, ca. 3 mi. W of Guerneville. Along Russian River. 15 Comment
  SBBG52675  Calycanthus occidentalis C. Davidson 1977-6-17 5883 Sonoma St Hwy 12, ca. 3 mi W of Guerneville, along Russian River 15 Comment
  UC9829  Calycanthus occidentalis H. N. Bolander 1867-1 Sonoma Cloverdale Comment
  POM97738  Calycanthus occidentalis Marcus E. Jones 1882-7-18 s.n. Sonoma Duncan Mills. Comment
  SEINET8565825 Image available Calycanthus occidentalis S. L. G. 1892-1 2919 Sonoma Comment
  CAS-BOT-BC223618  Calystegia collina subsp. oxyphylla Mrs. H. C. Cantelow 1938-5-15 2406 Sonoma 5 2/10 mi. s. of The Geysers Comment
  CDA36847  Calystegia occidentalis subsp. fulcrata CDFA Staff s.n. Sonoma Sugarloaf Ridge State Park; near junction of Meadow, Hillside, and Gray Pine Trails, east of bridge across Sonoma Creek. 0 Comment
  SBBG5769  Calystegia purpurata H. and M. Dearing 1939-5-14 3353 Sonoma Bodega State Park [Bodega Dunes State Beach] Comment
  CAS-BOT-BC215920  Calystegia purpurata subsp. purpurata John Thomas Howell 1934-3-26 11790 Sonoma 12 miles from Calistoga on Alexander Valley Road Comment
  SEINET12329965  Calystegia purpurata subsp. purpurata F. H. Utech 1986-1 86 -097 Sonoma ca 1.5 mi NE on Cavedale Road from junction with CA 12 100 Comment
  CAS-BOT-BC224739  Calystegia purpurata subsp. saxicola Alice Eastwood 1915-6-29 4861 Sonoma Bodega Point Comment
  CAS-BOT-BC32999  Calystegia purpurata subsp. saxicola Alice Eastwood 1900-7-4 s.n. Sonoma Bodega Point Comment
  CAS-BOT-BC436455  Calystegia subacaulis Lewis S. Rose 1941-5-22 41251 Sonoma Rincon Ridge, 4 mi. E of Santa Rosa 121 Comment
  UC1123588  Calystegia subacaulis E. Armstrong 1934-3-26 938 Sonoma 4 miles N of Camp Meeker; Sebastopol Quad. Comment
  UCD138332  Camassia quamash subsp. linearis P. B. Kennedy 1919-5-16 s.n. Sonoma Del Mar. Comment
  CAS-BOT-BC498779  Camassia quamash subsp. linearis Peter Rubtzoff 1957-5-11 3326 Sonoma Occidental Marsh; Sonoma County Marshes Comment
  RSA29336  Camissonia cheiranthifolia subsp. cheiranthifolia E. K. Balls 1953-10-9 18597 Sonoma South end of Doran Park, Bodega Bay, Hwy 1 3 Comment
  HSC16502  Camissonia ovata R. F. Good 1962-4-20 1 Sonoma 2 mi. W of Petaluma on D St., extension toward Pt. Reyes. Sonoma Mt. Coast Range. 46 Comment
  HSC16508  Camissonia ovata James Faro 1962-4-14 9 Sonoma Salt Point Ranch, about 5 mi. N of Fort Ross Comment
  RSA799990  Camissonia ovata Peter Rubtzoff 1969-5-24 6059 Sonoma 6.5 miles NE of Penngrove, on Lichan Road. 427 Comment
  RSA186605  Camissonia strigulosa Peter H. Raven 1963-4-28 18246 Sonoma between town of Bodega and Bodega Head. Comment
  UCD103511  Camissoniopsis cheiranthifolia H. A. Borthwick 1925-6-7 1844 Sonoma Willow Camp. Comment
  CAS-BOT-BC160365  Camissoniopsis cheiranthifolia subsp. cheiranthifolia A. A. Heller 1940-5-17 15626 Sonoma North of the town of Bay, Bodega Bay Comment
  CAS-BOT-BC160370  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Walter Knight; Irja Knight 1963-8-13 160 Sonoma Horseshoe Cove Comment
  JEPS81953  Campanula californica Rimo Bacigalupi 1967-8-30 9312 Sonoma se of Forestville (near e end of Templeman Road); Pitkin Marsh 45 Comment
  SEINET10463921  Campanula californica P. Rubtzoff 1965-8-10 Rubtzoff 5588 Sonoma DUNCAN MILLS MARSH, EDGE OF FOREST BORDERING LOWER PORTION OF MARSH IN THE WEST, MOIST SHADED GROUND Comment
  SEINET10905990  Campanula californica Wolf 1927-9-2 WOLF 1355 Sonoma 1 mile south of the Gualala River on coast road Comment
  SEINET10462844  Campanula prenanthoides Frederic T. Bioletti 1892-7-5 Bioletti s.n. Sonoma SHAGG'S SPRINGS Comment
  SEINET10462847  Campanula prenanthoides Unknown 1896-7-18 Blasdale s.n. Sonoma CAZADERO Comment
  SEINET10463208  Campanula prenanthoides Rowntree 1931-7-15 ROWNTREE s.n. Sonoma STEWART PT. SKAGGS SPRINGS ROAD SHADY BANK Comment
  UCD114189  Cardamine californica Mary M. Hektner 1976-4-3 236 Sonoma Unit 24 Owners' Map, Sea Ranch, near State Highway 1. Comment
  UCD55142  Cardamine californica Ellen Dean; Tammie Beyerl 2006-4-28 3024 Sonoma Town of Kenwood. East of Hwy. 12. Kunde Vineyards. Vicinity of Pepperwood Lake Reservoir. 174 Comment
  CAS-BOT-BC37776  Cardamine californica Alice S. M. McKenzie 1981-2-23 20 Sonoma Coast between Russian and Gualala Rivers. California State Highway 1 at Kolmer Gulch. Near road. Comment
  CAS-BOT-BC38027  Cardamine oligosperma Peter Rubtzoff 1955-5-14 1852 Sonoma Duncans Mills Marsh. In upper portion of marsh. Comment
  UCD114539  Cardamine oligosperma Frederica Bowcutt 1994-5-1 1757 Sonoma Sugarloaf Ridge State Park, about 40 air miles N of San Francisco, about 11 air miles E of Santa Rosa, and 2.5 air miles NE of Kenwood. Along Sonoma Creek, just E of Bear Creek near bridge over Sonoma Creek. On Goodspeed Trail about 30 yards from trail head; along Sonoma Creek. 198 Comment
  CAS-BOT-BC38116  Cardamine parviflora R. Bacigalupi 1948-3-6 2856 Sonoma Northwest Sonoma County. At junction of roads from Stewart's Point and Annapolis, on road from Skaggs Springs. Comment
  SEINET12875772 Image available Cardionema ramosissimum Lewis S. Rose 1956-1 56129 Sonoma Bodega Point sand dunes Comment
  CAS-BOT-BC173680  Carduus Peter Rubtzoff 1960-5-15 4327 Sonoma Fife Creek Marsh. Comment
  CAS-BOT-BC173807  Carex Peter Rubtzoff; Nancy Harrison 1978-6-11 9206 Sonoma Cunningham Marsh area, North side of Blucher Creek Valley. Comment
  JEPS117069  Carex albida Peter Warner 2008-5-22 92 Sonoma Lower Pitkin Marsh, 1 mi SE of Forestville, on Sonoma Land Trust parcel, S of primary stream channel 44 Comment
  SEINET7546986  Carex albida J. T. Howell, J. W. Stacey 1937-1 Sonoma Comment
  CAS-BOT-BC18141  Carex athrostachya Peter Rubtzoff 1958-5-17 3667 Sonoma Laguna de Santa Rosa north of Sebastopol (near Occidental Road). Comment
  CDA13128  Carex athrostachya G. F. Hrusa, R. Gross 1996-6-3 13063 Sonoma North Coast Biodiversity Arena; W end of Diamond Mtn. Rd. Lower of two pools, approx 150 meters apart. 2 m. SW of Calistoga. Comment
  CAS-BOT-BC329309  Carex barbarae Peter Rubtzoff 1974-6-2 7524 Sonoma Upper Green Valley Marsh. Comment
  CAS-BOT-BC422363  Carex barbarae Peter Rubtzoff 1958-5-4 3629 Sonoma Forestville Marsh. Comment
  RSA0023067  Carex barbarae Peter Rubtzoff 1958-5-10 3655 Sonoma Laguna de Santa Rosa, north of Cunningham (near Todd Road). Comment
  CAS-BOT-BC19568  Carex bolanderi Roxana S. Ferris; Laura Lorraine 1961-6-14 13539 Sonoma Joy Road grade, 1.8 mile from junction with Bodgea Highway. Comment
  CAS-BOT-BC34425  Carex cusickii John Thomas Howell; J. W. Stacey 1936-7-26 12683 Sonoma Pitkin Marsh. 5 miles north of Sebastopol. Comment
  CAS-BOT-BC329290  Carex cusickii Peter Rubtzoff 1955-5-21 1872 Sonoma Forestville Marsh. Comment
  CAS-BOT-BC350940  Carex cusickii Peter Rubtzoff 1962-5-25 4841 Sonoma Laguna de Santa Rosa area northeast of Graton, near the Laguna Road. Comment
  CAS-BOT-BC20240  Carex densa Peter Rubtzoff 1975-7-3 8150 Sonoma Kenwood Marsh. Comment
  CAS-BOT-BC20478  Carex densa John Thomas Howell; J. W. Stacey 1937-6-6 13020 Sonoma Sebastopol. Comment
  CAS-BOT-BC20511  Carex densa Peter Rubtzoff 1957-5-11 3338 Sonoma Sonoma County Marshes. Occidental Marsh. Comment
  CAS-BOT-BC242638  Carex densa Peter Rubtzoff 1954-6-7 1488 Sonoma Guerneville Marsh Comment
  CAS-BOT-BC246548  Carex densa Peter Rubtzoff 1960-5-15 4324 Sonoma Fife Creek Marsh Comment
  SEINET11052744  Carex densa Peter Rubtzoff 1960-5-15 4337 Sonoma Fife Creek Marsh [near Guerneville] Comment
  UC767036  Carex densa R. F. Hoover 1939-4-18 4049 Sonoma Los Guilicos Valley Comment
  UC935  Carex densa H. N. Bolander April 1864 3824 Sonoma at Cloverdale Cloverdale; Cloverdale, Sonoma Co. Comment
  UCD112411  Carex densa Peter Rubtzoff 1957-5-11 3328 Sonoma Occidental Marsh. 1310 Comment
  CAS-BOT-BC18992  Carex densa M. S. Baker 1936-1-1 8196 Sonoma Near Wright School, Highway 12. 4 miles west of Santa Rosa on road to Sebastopol. Comment
  CAS-BOT-BC20472  Carex densa Alice Eastwood; John Thomas Howell 1936-5-19 2526 Sonoma Near Asti. Comment
  CAS-BOT-BC20480  Carex densa Alice Eastwood; John Thomas Howell 1936-5-19 2500 Sonoma North limits of Santa Rosa. Comment
  CAS-BOT-BC20507  Carex densa Peter Rubtzoff 1958-4-26 3604 Sonoma Sonoma County Marshes. Laguna de Santa Rosa east of Sebastopol. Comment
  RSA212189  Carex dudleyi L. S. Rose 1939-5-14 39117 Sonoma Bodega. 30 Comment
  CAS-BOT-BC19897  Carex echinata subsp. phyllomanica John Thomas Howell 1945-5-30 20892 Sonoma Pitkin Marsh. Comment
  CAS-BOT-BC20448  Carex globosa John Thomas Howell 1955-6-2 30258 A Sonoma Near Vine Hill School. Comment
  CAS-BOT-BC20442  Carex globosa Charles Piper Smith 1908-4-3 1391 Sonoma The Pacific Slope. Guerneville, 3 miles east along the road to Forestville. Comment
  CAS-BOT-BC28326  Carex gracilior John Thomas Howell 1947-6-5 23241 Sonoma Cunningham Marsh. Comment
  CAS-BOT-BC28363  Carex gracilior Peter Rubtzoff 1959-5-30 4065 Sonoma freestone Marsh. Comment
  CAS-BOT-BC28364  Carex gracilior Peter Rubtzoff 1958-5-10 3635 Sonoma Laguna de Santa Rosa E of Cunningham (near Llano Road) Comment
  CAS-BOT-BC28369  Carex gracilior Peter Rubtzoff 1955-4-30 1808 Sonoma Forestville Marsh. Comment
  UC855  Carex gracilior H. N. Bolander 1866-4-12 4635 Sonoma Comment
Read comments
Apr 5 2008
  UCR248716  Carex gynodynama Peter Rubtzoff 1962-5-11 4829 Sonoma Freestone Marsh 79 Comment
  UC70632  Carex gynodynama J. Burtt Davy July 1896 Sonoma between Russian River Station and Guerneville (n side of river, in an overflow pool); Russian River Comment
  UCR248914  Carex harfordii Peter Rubtzoff 1962-6-1 4861 Sonoma Freestone Marsh 79 Comment
  CAS-BOT-BC331478  Carex hassei Peter Rubtzoff 1963-7-6 5194 Sonoma Laguna de Santa Rosa area east of Cunningham (near Llano Road). Comment
  RSA0023073  Carex hassei Peter Rubtzoff 1962-5-11 4819 Sonoma Laguna de Santa Rosa east of Cunningham (near Llano Road). Comment
  UCD112455  Carex leporina Peter Rubtzoff 1962-5-25 4845 Sonoma Atascadero Creek Marsh. Comment
  CAS-BOT-BC31431  Carex leptopoda Peter Rubtzoff 1951-6-17 273 Sonoma Pitkin Marsh, near Forestville. Forest S of the Upper Marsh. Comment
  UCR249079  Carex leptopoda Peter Rubtzoff, Nancy Harrison 1974-7-13 7680 Sonoma Upper Green Valley Marsh Comment
  JEPS63537  Carex obnupta W. L. Jepson 1931-7-19 15953 Sonoma Russian River near Markham; Russian River Comment
  RSA0034041  Carex obnupta Peter Rubtzoff 1964-5-20 5305 Sonoma Brooks Gulch Marsh. Comment
  UC1133473  Carex ovalis H. S. Yates 1936-5-16 5580 Sonoma 1 mi ne Graton; Sebastopol Quadrangle 30 Comment
  UCR208530  Carex ovalis Peter Rubtzoff 1958-5-10 3638 Sonoma Laguna de Santa Rosa, east of Cunningham, near Llano Road 30 Comment
  CAS-BOT-BC119283  Carex ovalis Peter Rubtzoff 1962-5-25 4845 Sonoma Atascadero Creek Marsh. Comment
  CAS-BOT-BC118942  Carex pellita John Thomas Howell; J. W. Stacey 1937-6-6 13041 Sonoma Pitkin Marsh Comment
  UCD77469  Carex rossii Robert E. Preston 1998-5-22 1104 Sonoma Myers Ranch, 2 mi NE of Occidental 152 Comment
  CAS-BOT-BC312706  Carex rostrata Peter Rubtzoff 1971-7-20 s.n. Sonoma Pitkin Marsh. Comment
  CAS-BOT-BC117672  Carex serratodens Gregory Clark de Nevers 1987-4-25 8164 Sonoma Pepperwood Ranch Natural Preserve, 3500 Franz Valley Rd. 400 Comment
  UCR248724  Carex serratodens Peter Rubtzoff 1962-6-19 4933 Sonoma Occidental Marsh 305 Comment
  UCR248926  Carex serratodens Peter Rubtzoff 1957-5-11 3341 Sonoma Occidental Marsh Comment
  RSA0000226  Carex sonomensis J. T. Howell, J. W. Stacey 1937-6-6 13042 Sonoma Pitkin Marsh. Comment
  SEINET7577061 Image available Carex subbracteata Lewis S. Rose 1964-6-3 64052 Sonoma N end of Bodega Bay. 2 Comment
  RSA0035352  Carex tumulicola Peter Rubtzoff 1959-4-18 4035 Sonoma Laguna de Santa Rosa northeast of Graton, ca. 0.5 miles north of Guerneville Road crossing. Comment
  SJSU8871  Carex utriculata C. W. Sharsmith 1972-6-24 7805 Sonoma Pitkin Marsh c. 1.5 mi SE of Forestville N of Sebastopol Comment
  CDA33583  Carthamus lanatus Robin Breckenridge & Andrew Smith 2010-7-21 PDR# 1313484 Sonoma Calistoga: La Franchi Ranch, Highway 128. 0 Comment
  CDA36976  Carthamus leucocaulos J. H. Shelgren 1976-5-7 16 Sonoma Vicinity of Asti. 0 Comment
  CAS-BOT-BC320538  Caryophyllaceae Peter Rubtzoff 1973-8-20 7238 Sonoma Sonoma Creek bottom near Agua Caliente Road crossing west of Agua Caliente. Comment
  JEPS66221  Castilleja ambigua subsp. ambigua T. I. Chuang with L. R. Heckard, R. Bacigalupi and P. Rubtzoff 1971-6-10 6897 Sonoma e of Graton; Laguna de Santa Rosa Comment
  UC584179  Castilleja ambigua subsp. ambigua J. Clausen 1935-5-24 1095 Sonoma 6.5 mi s Jenner (on the Bodega road) Comment
Read comments
Jan 8 2015
  SD130527  Castilleja attenuata F. Almeda, G. DeNevers 1981-4-28 4918 Sonoma Pepperwood Ranch, vicinity of the Bechtel cabin Comment
  UCD151183  Castilleja attenuata James A. Neilson Jr. 1974-4-16 2873 Sonoma Mayacmas Mountains. Big Geysers. (Elevation estimated using Google Earth by label maker.) 548 Comment
  HSC103519  Castilleja densiflora Thomas W. Nelson, Jane Nelson 1981-5-3 6463 Sonoma Along Pressley Rd., ~ 1 mi. N of junction with Roberts Rd. Comment
  LA209431  Castilleja densiflora H. E.; S. T. Parks 1930-5-7 632 Sonoma N end of Kinght's Valley 106 Comment
  SBBG68587  Castilleja densiflora subsp. densiflora H. E. and S. T. Parks 1930-5-7 632 Sonoma N end of Knight's Valley 106 Comment
  POM15642  Castilleja densiflora subsp. densiflora A. A. Heller, H. E. Brown 1902-4-16 13150 Sonoma Fields east of Santa Rosa Comment
  CAS-BOT-BC243848  Castilleja latifolia Peter Rubtzoff 1952-6-10 1242 Sonoma Resort at east base of Fitch Mtn., near Healdsburg Comment
  JEPS22422  Castilleja rubicundula subsp. lithospermoides Francia Chisaki with R. Ornduff and H. G. Baker 1958-4-26 1132 Sonoma 2.6 mi n Healdsburg Comment
  JEPS19385  Castilleja subinclusa subsp. franciscana G. Thomas Robbins 1938-4-15 256 Sonoma 2.5 mi e Bodega Bay (along road to Bodega) Comment
  JEPS3607  Castilleja subinclusa subsp. franciscana Monroe Birdsey May 1951 Sonoma just e Bodega Bay Comment
  CAS-BOT-BC32577  Castilleja uliginosa John Thomas Howell 1937-6-6 13031 Sonoma Pitkin Marsh Comment
  UC1374936  Castilleja wightii Noel H. Holmgren and Liew Fah Seong 1969-6-23 3607 Sonoma by entrance Shell Beach (Calif Hwy 1, 18.6 mi n of Marin County line) Comment
  CAS-BOT-BC195606  Catapodium rigidum Leo Koch 1940-5-19 964 Sonoma Wood residence, 349 Second Avenue, Santa Rosa Comment
  CAS-BOT-BC47807  Ceanothus Mary P. Wells 1985-10-4 682 , 683, 684 Sonoma Deer Trail near Halcyon. The Sea Ranch Comment
  JEPS86152  Ceanothus Wayne Roderick 1962-1-1 Sonoma near Sea View (on ridge above Ft. Ross) Comment
  RSA21892  Ceanothus confusus J. T. Howell 1935-5-5 12620 Sonoma 6 miles from Santa Rosa on road to Sonoma. Comment
  RSA21913  Ceanothus confusus J. T. Howell 1935-5-5 12616 Sonoma 6 miles from Santa Rosa on road to Sonoma. Comment
  SBBG119965  Ceanothus confusus A. Howald 2007-4-2 2457 Sonoma Peirson Rd, ca. 0.6 km NW of confluence of Bear and Sonoma crks; Sugarloaf Ridge State Park 280 Comment
  UCD111359  Ceanothus confusus Milo S. Baker 1939-3-20 9244 Sonoma 4 miles N of Santa Rosa on road past County Hospital. Comment
  RSA25832  Ceanothus cuneatus Carl B. Wolf 1941-7-17 11024 Sonoma N Coast Range, 2.5 miles SW of Petrified forest along road to Sonoma and Santa Rosa 61 Comment
Read comments
Feb 27 2015
  RSA339398  Ceanothus cuneatus Roger Raiche 1985-4-6 50182 Sonoma Dry Creek area near Healdsburg, ridge W of Dry Creek Valley, unamed road N of Dorman Canyon on ridge. 244 Comment
  UC580708  Ceanothus cuneatus var. cuneatus C. M. Belshaw 1936-3-8 1583 Sonoma .75 mi n. Annadel; Santa Rosa quad. 144 Comment
  UC1070626  Ceanothus foliosus R. W. Lundh 1932-6-19 109 Sonoma 1 mi nw Los Alamos School; Santa Rosa quad. 579 Comment
  UC18295  Ceanothus foliosus W. H. Brewer 1862-4-18 984 Sonoma near Sonoma Comment
  UC33653  Ceanothus foliosus F. T. Bioletti 1892-1 Sonoma Sonoma Comment
  LA43583  Ceanothus foliosus Henry Reents; 1936-5-23 sn Sonoma ne of Santa Rosa Comment
  UCR131683  Ceanothus gloriosus subsp. exaltatus C. B. Wolf 1941-7-30 11108 Sonoma along coast, 8.5 miles south of Stewarts Point at entrance to Salt Point Ranch 30 Comment
  CAS-BOT-BC32738  Ceanothus gloriosus var. exaltatus John Thomas Howell 1931-6-15 6694 Sonoma Vine Hill District, 9 miles W of Santa Rosa Comment
  CAS-BOT-BC49948  Ceanothus gloriosus var. exaltatus Walter Knight; Irja Knight 1963-11-21 417 Sonoma Guerneville Rd near Laguna Rd. Comment
  UC338455  Ceanothus gloriosus var. exaltatus Lemmon 1887-5-1 Sonoma Santa Rosa Comment
  UC774509  Ceanothus gloriosus var. exaltatus Carl B. Wolf 1941-7-30 4389 Sonoma Along coast 8 1/2 mi S Stewarts Point at entrance to Salt Point Ranch. 30 Comment
  POM215713  Ceanothus gloriosus var. exaltatus Jens Clausen 1933-3-26 742 Sonoma Southern boundary of the Frey Brothers Ranch, about 10 miles west of Santa Rosa on the Santa Rosa-Graton Road (off hwy) Comment
  CAS-BOT-BC49978  Ceanothus gloriosus var. gloriosus John Madison; Mary P. Wells; Mary Rhyne 1985-11-4 699 Sonoma Pygmy Forest ca. 1/2 mi. South of the Gualala River Comment
  POM86919  Ceanothus griseus Marcus E. Jones 1882-7-17 s.n. Sonoma Duncan's Mills. Comment
  RSA300955  Ceanothus griseus D. C. Michener 1982-7-26 4123 Sonoma Gualala Point county Park Comment
  UC917250  Ceanothus griseus C. B. Heiser Jr. 1946-4-13 1753 Sonoma Roadside near Jenner Comment
  UCD112069  Ceanothus jepsonii D. Sanchez-Mata; P. Rodriguez Rojo 1996-8-9 s.n. Sonoma Camp Meeker-Monte Rio. Dutch Bill Creek. 800 Comment
  CAS-BOT-BC63518  Ceanothus oliganthus var. sorediatus K. Wagnon 1939-5-13 176 Sonoma Growing along w. side of Science Building on Santa Rosa Junior College Campus with stake #561. Plant came from Seaview Comment
  CAS-BOT-BC51873  Ceanothus parryi Rimo Bacigalupi 1926-5-2 1396 Sonoma Along N.W. P. railroad right of way, about 5 mi. South of Cazadero Comment
  CAS-BOT-BC51874  Ceanothus parryi F. T. Bioletti 1892-1-1 226 Sonoma unspecified Comment
  CAS-BOT-BC51879  Ceanothus parryi John Thomas Howell 1941-4-5 16174 Sonoma Rincon Ridge Comment
  CAS-BOT-BC51886  Ceanothus parryi Lewis Allen 1937-5-16 s.n. Sonoma Laguna Santa Rosa area east of Cunningham, nr, Llano Road. Comment
  POM161075  Ceanothus parryi R. C. Bacigalupi 1926-5-2 1396 Sonoma Cazadero. Comment
  UCD170336  Ceanothus parryi D. O. Burge 2016-11-3 2195 Sonoma Mount Saint Helena, roadside on Ida Clayton Road. 600 Comment
  SEINET12210605  Ceanothus parryi W. Knight, Knight, I. 1981-1 3968 Sonoma 2.3 mi up Cavedale Road from junction of State Route #12 Comment
  CAS-BOT-BC53037  Ceanothus sonomensis John Thomas Howell 1935-5-5 12609 Sonoma West slope of Hood Peak Range near summit of Triniti P.O. Road Comment
  CAS-BOT-BC53043  Ceanothus sonomensis A. A. Heller; H. E. Brown 1902-3-12 s.n. Sonoma Sonoma Creek, Eastern base of Mt. Hood Comment
  CAS-BOT-BC53044  Ceanothus sonomensis J. Clausen 1933-3-25 723 Sonoma Along the road from Warfield to Oakville, about 4 miles east of Warfield 213 Comment
  CAS-BOT-BC53049  Ceanothus sonomensis Michener; Bioletti 1893-3-1 s.n. Sonoma Hoods Peak Comment
  CAS-BOT-BC52396  Ceanothus velutinus Alice Eastwood 1915-6-6 4705 Sonoma Mt. St. Helena Comment
  RSA606274  Ceanothus velutinus Jon E. Keeley 1993-9-11 24801 Sonoma Chaparral on S side of N Peak, Mt. St. Helena. 1050 Comment
  UC1362456  Ceanothus velutinus Frederick Karl Klein 1969-9-8 Sonoma Seaview Road 0.6 mi nw intersection with Ben Way (nw of Fort Ross); nw of Fort Ross 396 Comment
  JEPS86737  Centaurea calcitrapa Jack and Betty Guggolz 1990-10-7 1099 Sonoma pasture at the highest point s of N. Gilchrist Road and e of Highway 16 N. Gilchris Road 60 Comment
  JEPS86808  Centaurea calcitrapa Jack and Betty Guggolz 1991-6-1 1162 Sonoma on e side of hwy, just n of its intersection with Hessel Road Hwy 116 42 Comment
  UCD161376  Centaurea melitensis James A. Neilson Jr. 1976-6-18 s.n. Sonoma Mayacmas Mountains. Ridge between Squaw Creek and Big Sulphur Creek, above Cloverdale Mine, (Elevation and exact location estimated by label maker.) 731 Comment
  UCD130054  Centaurea melitensis P. B. Kennedy 1914-10-1 s.n. Sonoma Del Mar Ranch. Comment
  UC579562  Centaurea solstitialis H. S. Yates 1935-10-3 5341 Sonoma Santa Rosa 53 Comment
  CAS-BOT-BC288812  Centromadia fitchii Lewis S. Rose 1935-9-11 35623 Sonoma 2 miles N of Healdsburg 39 Comment
  CAS-BOT-BC288807  Centromadia fitchii G. De Nevers; J. Shumate 1981-7-25 1868 Sonoma Pepperwood Ranch. W of 3 Tree Hill Comment
  CAS-BOT-BC290705  Cerastium Peter Rubtzoff 1974-5-18 7409 Sonoma Todd Road, 1.4 miles from Hwy. 116 and 0.6 miles from Llano Road. Comment
  JEPS51354  Cerastium arvense J. Burtt Davy 1896-3-14 1664 Sonoma Cazadero Comment
  CAS-BOT-BC384977  Cerastium arvense Catherine Best 1981-4-4 s.n. Sonoma Coleman Valley Road about 4 miles west of Occidental Comment
  JEPS77255  Cerastium glomeratum Robert M. Lloyd 1963-4-24 2394 Sonoma 13.8 mi. from State Hwy. 12 on rd. to Oakdale 365 Comment
  UCD98054  Cerastium glomeratum Caitlin Lewis; William Mutch 1993-4-17 s.n. Sonoma about 40 air miles N of San francisco, 11 air miles E of Santa Rosa, 2.5 air miles NE of Kenwood. In Adobe Canyon, N of Sugarloaf Ridge and S of Red Mtn. 1 mile. Near visiter center. 365 Comment
  SD134007  Ceratophyllum demersum Peter Rubtzoff 1962-10-23 5123 Sonoma Laguna de Santa Rosa area east of Graton, between Occidental and Guerneville roads. Comment
  UC15102 Image available Cercis occidentalis H. N. Bolander 1864-1 3946 Sonoma The Geysers Comment
  CAS-BOT-BC135415  Cercocarpus betuloides var. betuloides A. A. Heller; H. E. Brown 1902-3-25 5147 Sonoma Near Mark West Springs Comment
  CAS-BOT-BC135420  Cercocarpus betuloides var. betuloides J. Clausen 1933-3-25 734 Sonoma Santa Rosa Creek/Canyon, on south exposed slopes. 182 Comment
  UCD113060  Cercocarpus betuloides var. betuloides Frederica Bowcutt 1994-6-25 1908 Sonoma Sugarloaf Ridge State Park. About 50 air miles N of San Francisco, 10 air miles E of Santa Rosa, 1.5 air miles N of Kenwood and 18 air miles NW of Napa. Gray Pine Trail >1/2 mile N of trailhead on Meadow Trail, E of Sonoma Creek. 445 Comment
  HSC18566  Cercocarpus montanus var. glaber R. Spellenberg, D. Sutherland, A. Sylvester 1966-3-26 1347 Sonoma 10 mi. W of Big Geysers along Sulphur Creek Comment
  UCD160819  Chaenactis glabriuscula var. heterocarpha James A. Neilson Jr.; Teresa A. Sholars 1975-6-20 3434 Sonoma Section 10, ca. 1.5 miles west of The Geysers Resort. (Exact location unknown. Elevation and coordinates estimated by label maker.) 396 Comment
  CAS-BOT-BC279788  Chamaemelum fuscatum Philip A. Munz 1952-3-23 17351 Sonoma 2 miles south of Asti Vineyard (Italian Swiss Colony) Comment
  RSA176442  Chamaemelum fuscatum P. H. Raven 1963-4-12 18161 Sonoma Along U. S. 101 just south of Asti. Comment
  UCD130400  Chamaemelum fuscatum Philip A. Munz 1952-3-23 17351 Sonoma 2 miles south of Asti Vineyard (Italian Swiss Colony). Comment
  CAS-BOT-BC354325  Chlorogalum pomeridianum Peter Rubtzoff 1958-7-19 3765 Sonoma Laguna de Santa Rosa east of Sebastopol. Comment
  CAS-BOT-BC493399  Chlorogalum pomeridianum Roxana S. Ferris; Laura Lorraine 1961-6-14 13527 Sonoma Junction of Bittner Road with Joy Road, between Occidental and Bodega Comment
  RSA0045165  Chorizanthe polygonoides var. polygonoides Greg de Nevers 1993-4-27 10410 Sonoma Pepperwood Ranch Natural Preserve, 3450 Franz Valley Road. East of 3865 Franz Valley Road. 91 Comment
  CAS-BOT-BC30104  Chrysolepis chrysophylla Mary P. Wells; Mary Rhyne; John Madison 1985-11-4 695 Sonoma Forest 1/2 mile south of the Gualala River Comment
  UC1119746  Cichorium intybus H. S. Yates 1935-10-3 5345 Sonoma Santa Rosa Santa Rosa Quadrangle Comment
  CAS-BOT-BC176198  Cichorium intybus Peter Rubtzoff 1961-9-6 4727 Sonoma Laguna de Santa Rosa area northeast of Graton. Comment
  UCD148323  Cichorium intybus Peter Rubtzoff 1954-7-28 1599 Sonoma Guerneville Marsh. Comment
  UCR249045  Cirsium Peter Rubtzoff 1960-9-14 4547 Sonoma Laguna de Santa Rosa, east of Graton, between Occidental and Guerneville roads 37 Comment
  SEINET14156866 Image available Cirsium breweri var. lanosissimum Unknown 1902-1 5804 Sonoma Sonoma County...Santa Rosa Creek, east of Santa Rosa;;;; Comment
  POM53745  Cirsium douglasii var. breweri A. A. Heller 1902-7-2 5804 Sonoma Santa Rosa creek, east of Santa Rosa. Comment
  UC1357630  Cirsium douglasii var. douglasii R. F. Hoover 1966-6-17 9914 Sonoma n of Alexander Valley; Sausal Creek Comment
  CDA18867  Cirsium douglasii var. douglasii R. Breckenridge 1999-6-14 PDR 909431 Sonoma North Coast Ranges; Hwy 1, near Salmon Creek Beach, Salmon Creek/ Bodega. 0 Comment
  UC178900  Cirsium occidentale var. occidentale Katharine Brandegee 1905-6-25 Sonoma Bodega Comment
  CAS-BOT-BC285702  Cirsium occidentale var. occidentale P. G. Connors 1990-5-18 10 Sonoma Bodega Head. BMR Comment
  CAS-BOT-BC280374  Cirsium occidentale var. venustum Volney Rattan 1877-1-1 s.n. Sonoma Healdsburg Comment
  CAS-BOT-BC280540  Cirsium quercetorum John Thomas Howell 1938-7-3 13953 Sonoma Stony Point Comment
  UC91788  Cirsium remotifolium var. odontolepis K. Brandegee 1886-4-1 Sonoma Santa Rosa Comment
  UC478907  Clarkia amoena Marcus E. Jones, A. M. 1931-7-5 28991 Sonoma w Cloverdale Comment
  UC58865  Clarkia amoena unknown 1894-6-27 1087 Sonoma near Bodega Bay (Coast Road) Comment
  UC423079  Clarkia amoena subsp. amoena Miss C. M. Hoak Aug 1912 Sonoma Monte Rio Comment
  UC1018289  Clarkia amoena subsp. huntiana H. Lewis and M. Lewis 1951-7-10 866 Sonoma 4.0 mi w Mark West Springs Comment
  RSA108390  Clarkia amoena subsp. huntiana Harlan Lewis, M. Lewis 1951-7-10 870 Sonoma 0.1 mile west of Mark West Spring Comment
  CAS-BOT-BC172208  Clarkia concinna C. F. Leitholt 1893-6-1 s.n. Sonoma Bennett Valley Comment
  UCR115038  Clarkia concinna G. Fred Hrusa, H. Townsend 1994-5-2 11873 Sonoma Gilliam Creek, canyo immediately downslope of Bullfrog Pond Campground Comment
  SEINET6165015 Image available Clarkia concinna Unknown 1981-5-18 s.n. Sonoma Pine Mountain turnoff, Ida Clayton Rd. 914 Comment
  RSA144395  Clarkia concinna subsp. concinna Roxana S. Ferris, Laura Lorraine 1961-6-15 13550 Sonoma Green Valley Road 0.8 miles E of junction with Harrison Grade Road. Comment
  UCD104540  Clarkia gracilis Frederica Bowcutt 1994-5-21 1810 a Sonoma Sugarloaf Ridge State Park. About 50 air miles N of San Francisco, about 10 air miles E of Santa Rosa, about 1.5 air miles N of Kenwood and about 18 air miles NW of Napa. Along meadow trail appx. 3/4 mile from trailhead. 396 Comment
  CAS-BOT-BC163137  Clarkia gracilis subsp. sonomensis Michener; Bioletti 1893-6-1 s.n. Sonoma Glen Ellen Comment
  CAS-BOT-BC163147  Clarkia gracilis subsp. sonomensis Marcus E. Jones 1931-7-5 s.n. Sonoma Cloverdale Comment
  RSA495968  Clarkia gracilis subsp. sonomensis L. D. Gottlieb 1987-5-29 8722 Sonoma South of Healdsburg, on Eastside Road, 0.7 mile north of Windsor River Road Comment
  CAS-BOT-BC163153  Clarkia imbricata Peter H. Raven; Richard Snow 1958-7-23 13691 Sonoma At 4551 Vine Hill Road near Pitkin Marsh Comment
  UC930727  Clarkia purpurea subsp. quadrivulnera Lewis S. Rose 1940-5-22 40374 Sonoma Sonoma 30 Comment
  SBBG4989  Clarkia purpurea subsp. quadrivulnera H. and M. Dearing 1939-5-3 3274 Sonoma Pope Valley near St Helena Comment
  CAS-BOT-BC439318  Claytonia exigua subsp. exigua A. A. Heller; H. E. Brown 1902-3-12 5049 Sonoma Sonoma Creek, Eastern base of Mt. Hood Comment
  JEPS128226  Claytonia exigua subsp. exigua Roger Raiche 2000-3-26 008 .00 Sonoma The Cedars. Lower Russian River, Big Austin Creek watershed. Comment
  UCD100597  Claytonia exigua subsp. glauca G. F. Hrusa 1991-4-6 8310 Sonoma app. 1/4 m. N of Ida Clayton Rd. on N shoulder of Mt. St. Helena. 426 Comment
  CAS-BOT-BC439408  Claytonia gypsophiloides A. A. Heller 1902-3-16 5073 Sonoma Near Trenton Comment
  UC796638  Claytonia gypsophiloides Ira L. Wiggins 1949-4-30 12062 Sonoma 6.8 mi e Santa Rosa (on road to Calistoga) Comment
  CAS-BOT-BC439399  Claytonia gypsophiloides Peter Rubtzoff 1957-5-26 3352 Sonoma Near Occidental - Graton road, 2.7 mi. east of Occidental. Comment
  CAS-BOT-BC94382  Claytonia gypsophiloides R. C. Wenk 2000-5-14 60 Sonoma along Calistoga Road, at intersection with Cleland Road, 0.45 miles S of intersection with St. Helena Road, Comment
  POM164089  Claytonia parviflora A. A. Heller 1902-3-16 s.n. Sonoma Russian River, Near Trenton Comment
  CAS-BOT-BC439812  Claytonia perfoliata A. A. Heller; H. E. Brown 1902-4-11 5267 a Sonoma Bodega Bay Comment
  JEPS128266  Claytonia perfoliata subsp. mexicana Roger Raiche 2000-4-8 028 .00 Sonoma The Cedars. Lower Russian River, Big Austin Creek watershed. Comment
  CAS-BOT-BC92753  Clematis ligusticifolia A. A. Heller 1902-7-8 5809 Sonoma Mark West creek north of Santa Rosa. Comment
  CAS-BOT-BC92754  Clematis ligusticifolia John I. Carlson 1917-7-23 s.n. Sonoma Preston. Comment
  CAS-BOT-BC499955  Clintonia andrewsiana George Syme 1917-4-25 s.n. Sonoma Guerneville Comment
  UCD13248  Clintonia andrewsiana Becky Wilson 1973-5-31 115 Sonoma Canyon Rd, W of Geyserville. Comment
  SEINET8731907 Image available Collinsia greenei Helen K. Sharsmith 1952-1 4130 Sonoma About 0.8 mile west of junction of Socrates Mine road with Pine Flat-Middletown road, Mayacamas Mountains 914 Comment
  CAS-BOT-BC366865  Collinsia heterophylla Greg de Nevers 1998-4-21 11157 Sonoma Pepperwood Ranch, 3450 Franz Valley Rd., Santa Rosa. Below Jim & Donna's house 400 Comment
  HSC20588  Collinsia heterophylla R. F. Good 1962-4-19 27 Sonoma 2 mi. W of Petaluma on D St., extension toward Pt. Reyes 46 Comment
  JEPS78762  Collinsia sparsiflora var. arvensis L. R. Heckard with Michael Morris 1976-4-26 4235 Sonoma n Guerneville (s side of Gilman Creek near rd running nw of Vista Point and Redwood Lake (ca 3.4 mi from there)); Armstrong Redwoods State Park 182 Comment
  JEPS34522  Collinsia sparsiflora var. arvensis Freed W. Hoffman 1947-3-16 828 Sonoma near Guerneville (rd to Austin Ranch, headwaters of Fife Creek); North Coast Ranges Comment
  JEPS34516  Collinsia tinctoria Freed W. Hoffman 1948-8-2 2356 Sonoma on way to Rincon Valley St. Helena (near summit of Spring Mtn Rd); North Coast Ranges 609 Comment
  JEPS7299  Collinsia tinctoria W. L. Jepson 1923-6-28 10005 Sonoma near Kenwood (Sonoma Canyon); Sonoma Canyon 243 Comment
  UC1238979  Collinsia tinctoria Freed W. Hoffman 1948-8-2 2356 Sonoma Spring Mountain Road to St. Helena near summit St. Helena; North Coast Ranges, Spring Mountain Road 609 Comment
  RSA223347  Convolvulus arvensis Peter Rubtzoff 1954-7-5 1540 Sonoma Guerneville Marsh. Comment
  UC1134731  Corallorhiza maculata E. Armstrong 1934-3-26 946 Sonoma 4 mi n Camp Meeker; Sebastopol Quadrangle Comment
  JEPS62607  Cordylanthus maritimus subsp. palustris T. I. Chuang with Fei-Mei Chuang 1970-8-25 6846 Sonoma Coastal salt marsh nw of Bodega Bay (U. C. Biological Reserve); U. C. Biological Reserve Comment
  CAS-BOT-BC238235  Cordylanthus tenuis subsp. capillaris Lewis S. Rose 1962-8-6 62078 Sonoma 2 mi. ne. of Occidental 182 Comment
  JEPS6806  Cordylanthus tenuis subsp. capillaris R. F. Hoover 1942-7-13 5916 Sonoma 3 mi s Monte Rio Comment
  JEPS74989  Cordylanthus tenuis subsp. capillaris T. I. and F. M. Chuang 1975-7-5 7520 Sonoma n Occidental (Stoetz Lane, about 3/4 mi w of Harris Grade Road) Comment
  RSA107417  Cordylanthus tenuis subsp. capillaris L. S. Rose 1955-7-11 s.n. Sonoma 2 miles NE of Occidental 244 Comment
  UC1094010  Cordylanthus tenuis subsp. capillaris Lewis S. Rose 1955-7-11 55110 Sonoma 2 mi e Occidental 243 Comment
  CAS-BOT-BC212289  Cornus glabrata Peter Rubtzoff 1958-7-26 3815 Sonoma Laguna de Santa Rosa east of Sabastapol Comment
  CAS-BOT-BC212292  Cornus glabrata Walter Knight; Irja Knight 1964-8-23 681 Sonoma corner Calistoga and Porter Creek Roads Comment
  CAS-BOT-BC366870  Cornus glabrata Greg de Nevers 1998-4-27 11196 Sonoma Calistoga Road at Alpine Road, along Mark West Creek 121 Comment
  RSA295092  Cornus glabrata Robert A. Norris, John L. Inase, Allen Nakagawa, B. Norris 1981-6-27 4206 Sonoma Trenton Rd., just S of and Paralleling River Rd. (near N part of Laguna de Santa Rosa), approx. halfway between Guerneville and Santa Rosa. Below 50ft. 15 Comment
  CAS-BOT-BC210429  Cornus sericea Peter Rubtzoff 1951-7-22 534 Sonoma Pitkin Marsh, near Forestville. Uppermost part of the western branch of the Upper Marsh Comment
  CAS-BOT-BC210432  Cornus sericea Peter Rubtzoff 1958-8-23 3909 Sonoma Laguna de Santa Rosa east of Cunningham (nr. Llano Road) Comment
  HSC100847  Cortaderia jubata J. P. Smith, J. O. Sawyer, & R. J. Cole 2009-10-11 12695 Sonoma Along Bay Highway (Hwy. 1) in Bodega Bay. 15 Comment
  SACT002816  Corylus californica Herbert Copeland 1933-3-18 Sonoma Collected on roadside between Freestone and Sebastopol. Shrub 1 m tall. Comment
  SD38617  Cotula coronopifolia Edith A. Purer 1932-7-24 Sonoma Bodega Bay Comment
  CAS-BOT-BC173590  Cotula coronopifolia Peter Rubtzoff 1969-7-21 6119 Sonoma Russian River bottom at Forest Hills, 5.5 miles east of Guerneville. Comment
  CAS-BOT-BC427645  Crassula aquatica Greg de Nevers 1993-5-6 10435 Sonoma Pepperwood Ranch Natural Preserve. 3450 Franz Valley Road. 457 Comment
  CAS-BOT-BC427651  Crassula aquatica Peter Rubtzoff 1966-5-7 5706 Sonoma Laguna de Santa Rosa east of Sebastopol. Comment
  UCD101836  Crassula connata Mary M. Hektner 1976-4-3 233 Sonoma gravelled parking lot at access to Shell Beach, Unit 24 Owners' Map, Sea Ranch, near State Highway 1. Comment
  UCD19496  Crassula connata Terry Reedy 1974-5-11 223 Sonoma Bodega Head. 15 Comment
  CAS-BOT-BC143504  Crataegus gaylussacia Peter Rubtzoff 1958-5-3 3614 Sonoma Atascadero Creek Marsh Comment
  RSA123352  Crataegus suksdorfii H. S. Yates 1934-4-21 3783 Sonoma Near Bodega. 61 Comment
  RSA178024  Crataegus suksdorfii Robert F. Thorne 1965-4-19 34279 Sonoma half way betw Freestone and Occidental. 137 Comment
  CAS-BOT-BC290542  Crepis capillaris Robert M. King 1980-7-8 8410 Sonoma Vicinity of Bodega Bay Comment
  SEINET6631294 Image available Croton setiger Gladys L. Smith 1961-1 1454 Sonoma Geysers, near P.G. and E. power house 823 Comment
  CDA4459  Crupina vulgaris L. Sonder 1990-1-25 Sonoma Annadel State Park, Santa Rosa. 0 Comment
  CDA4461  Crupina vulgaris G. D. Barbe 1991-5-15 4412 (b) Sonoma Inside western boundary of Annadel State Park, Santa Rosa. Comment
  OBI51541  Crupina vulgaris Keith Wagnon 1989-7-3 s.n. Sonoma SE of Santa Rosa at Annadel State Park Comment
  CAS-BOT-BC190103  Crypsis schoenoides John Thomas Howell 1957-9-16 32979 Sonoma Russian River bottom, near Guerneville. Comment
  CAS-BOT-BC190145  Crypsis schoenoides Greg de Nevers 1992-10-15 10252 Sonoma Pepperwood Ranch Natural Preserve. 3450 Franz Valley Road. Franz Creek. 304 Comment
  CAS-BOT-BC368095  Cryptantha Greg de Nevers 1998-5-5 11229 Sonoma Pepperwood Ranch, 3450 Franz Valley Rd., Santa Rosa. On Weimar Flat 400 Comment
  CAS-BOT-BC376307  Cryptantha Greg de Nevers 1992-5-24 10155 Sonoma Pepperwood Ranch, 3450 Franz Valley Rd., Santa Rosa. Turtle Pond. 475 Comment
  RSA63678  Cryptantha intermedia M. S. Baker 1950-5-20 12218 Sonoma Hope Valley on Wood road opposite old Chamberlain Ranch, near Kenwood. Comment
  UC857170  Cryptantha leiocarpa Milo S. Baker 1934-6-1 7704 Sonoma Wrights Beach Comment
  UC908734  Cryptantha muricata Milo S. Baker 1947-5-7 11735 Sonoma near base of Sugar Loaf (sw slope of Hood Mt.); Hood Mt. 365 Comment
  UC66  Cupressus macnabiana W. H. Brewer 1861-11-9 863 Sonoma near the Little Geysers Comment
  HSC99996  Cupressus pygmaea J. P. Smith, , J. O. Sawyer, & R. J. Cole 2009-10-10 12692 Sonoma Salt Point State Park Comment
  CAS-BOT-BC85430  Cupressus sargentii W. Knight; Irja Knight 1964-11-15 799 Sonoma Hood's Peak - N.W. edge of meadow above Johnson Dam Comment
  CAS-BOT-BC85471  Cupressus sargentii Carl Brandt Wolf; E. R. Johnson 1934-10-13 2140 Sonoma 2 8/10 mi. from Camp Meeker on road to Monte Rio 60 Comment
  RSA785056  Cuscuta howelliana Peter Rubtzoff 1976-6-18 8648 Sonoma False Lake Meadow area. Annadel State Park Comment
  RSA788849  Cuscuta pentagona Peter Rubtzoff 1970-9-8 6384 Sonoma Sluggish tributary of Mark West Creek, ca. 3 miles west of Fulton. Comment
  CHSC22662  Cuscuta salina var. major Robert A. Schlising; G. Keator 1963-7-27 2629 Sonoma California Coast Ranges. Near entrance to Bodega Head, east side of Bodega Peninsula. Comment
  CAS-BOT-BC190348  Cynodon dactylon G. DeNevers 1981-6-20 1652 A Sonoma Pepperwood Ranch. In gutter along Franz Valley Road, north side of main hill bottom of Hill. Comment
  UC816852  Cynodon dactylon Marcus E. Jones, A. M. 1882-7-18 Sonoma Duncan's Mills Comment
  UCD60037  Cynodon dactylon Peter Rubtzoff 1951-7-14 456 Sonoma Pitkin Marsh, near Forestville. Comment
  CDA12820  Cynoglossum grande G. F. Hrusa, R. Gross 1996-3-8 12654 Sonoma North Coast Biodiversity Arena; SW slope to NW of Chalk Hill. Foote Ranch at corner of Ida Clayton Rd. and Hwy. 128. Comment
  UCD119158  Cynoglossum grande Frederica Bowcutt; Kate Mawdsley 1996-3-24 2090 Sonoma Sugarloaf Ridge State Park. About 50 air miles N of San Francisco, 10 air miles E of Santa Rosa, 2.5 air miles NE of Kenwood and 18 air miles NW of Napa. About 1 1/2 air miles W of Mount Saint John, along Brushy Peaks Trail just S of Malm Fork of Sonoma Creek. 426 Comment
  UCSB28101  Cynoglossum grande Phelps, M. 1972-2-18 Sonoma 1000 yds. west of Old Bale Mill Historic Landmark, St. Helena 365 Comment
  UCD60122  Cynosurus cristatus Freed W. Hoffman 1943-6-20 2061 Sonoma Sonoma Coast, Eckert Ranch near Salt Point. Comment
  SD88320  Cynosurus echinatus D. F. Howe 1972-6-28 Sonoma 4.5 miles north of Jenner 121 Comment
  UCD60164  Cynosurus echinatus Beecher Crampton 1957-7-11 4346 Sonoma Sonoma Coast State Park, 7.4 miles north of Salmon Creek. Comment
  UC1567  Cyperus eragrostis Alice King Sept., 1896 Sonoma Healdsburg Comment
  CAS-BOT-BC114341  Cyperus esculentus Peter Rubtzoff 1987-9-27 9858 Sonoma Russian River at Forest Hills, ca. 6 mi E of Guerneville. Comment
  CAS-BOT-BC113911  Cyperus niger var. capitatus Peter Rubtzoff 1963-9-28 5283 Sonoma Fitch Mtn. Grove, 2 mi E of Healdsburg. Shaded, wet ground on Russian River bottom. Comment
  RSA177983  Cytisus scoparius Robert F. Thorne 1965-4-19 34310 Sonoma Guerneville Hwy, 1 mile E of Laguna Road; 4 miles W of Santa Rosa. 46 Comment
  CAS-BOT-BC329230  Dactylis Peter Rubtzoff 1968-7-13 5921 Sonoma Upper Salmon Creek Marsh. Comment
  UCD60294  Dactylis glomerata Collector unknown 1941-5-1 Sonoma Garden in Santa Rosa. Comment
  SEINET10515575  Dactylis glomerata A. Arthur Heller 1902-6-7 Heller 5657 Sonoma Bennett Valley, SE of Santa Rosa. Comment
  CAS-BOT-BC445564  Damasonium californicum Peter H. Raven 1963-4-28 18253 Sonoma 4.7 miles south of El Verano on Arnold Drive. Comment
  CAS-BOT-BC445555  Damasonium californicum Peter Rubtzoff 1961-5-24 4606 Sonoma Upper Stemple Creek Marsh. Comment
  CAS-BOT-BC192278  Danthonia californica John Thomas Howell 1930-6-8 5217 Sonoma 8 miles w. of Petaluma on Bodega Road Comment
  UC729983  Danthonia californica Leo F. Koch 1940-4-22 833 Sonoma meadow along Hwy 101 n Windsor Road Comment
  UCD61012  Danthonia californica R. Tofsrud 1948-5-9 Sonoma Old Santa Rosa cemetery, Santa Rosa. Comment
  UCR280018  Danthonia californica Peter Rubtzoff 1974-5-18 7414 Sonoma Todd Road, 1.4 miles from Hwy 116 and 0.6 miles from Llano Road 29 Comment
  UCD60499  Danthonia californica R. Tofsrud 1947-6-16 s.n. Sonoma 1 mi. N. of Valley Ford. Comment
  CHSC83170  Danthonia californica var. americana Beecher Crampton 1962-5-8 6411 Sonoma 5 miles south of Geyserville. Comment
  RSA126872  Danthonia californica var. americana H. S. Yates 1937-5-30 6541 Sonoma 1.5 miles northeast of Graton 30 Comment
  UC1131394  Danthonia californica var. americana H. S. Yates 1937-5-30 6541 Sonoma 1 1/2 mi nne Graton; Sebastopol Quadrangle Comment
  UCD36533  Danthonia californica var. americana Beecher Crampton 1954-4-26 1789 Sonoma Sonoma County, 9 miles southeast of Geyserville, along Highway 128, 0.5 mile north of Calistoga Road cutoff, on slope facing Alexander Valley. Comment
  UCD60685  Danthonia californica var. americana P. B. Kennedy 1914-10-1 s.n. Sonoma Del Mar Ranch. Comment
  UCD34862  Danthonia californica var. americana Beecher Crampton 1964-5-12 6952 Sonoma Sonoma County, 14 miles N.W. of Calistoga on Hwy. 128, jct. with Chalk Hill road. Comment
  RSA126595  Danthonia californica var. californica H. S. Yates 1937-5-30 6540 Sonoma 1.5 miles northeast of Graton. 30 Comment
  JEPS15988  Daucus carota W. L. Jepson 1933-8-5 16552 Sonoma Sonoma Comment
  SJSU396  Daucus carota A. W. Jacobs 1938-6-15 Sonoma W bank Russian R near Hilton Comment
  POM133425  Daucus pusillus A. A. Heller, H. E. Brown 1902-5-27 5610 Sonoma Bodega Bay Comment
  CAS-BOT-BC293810  Deinandra corymbosa Mary M. Hektner 1975-8-14 223 Sonoma Road cut not far from hedgerow separating Units 28 and 34-A Owners' Map, Sea Ranch, near State Highway 1 Comment
  CAS-BOT-BC9015  Delphinium decorum A. A. Heller; H. E. Brown 1902-4-11 5266 Sonoma Bodega Bay Comment
  RSA31776  Delphinium decorum A. A. Heller 1938-5-14 15089 Sonoma East of Bodega Bay. Comment
  UC854102  Delphinium decorum Lewis S. Rose 1939-5-14 39123 Sonoma hills 1 mi e Bodega Bay 30 Comment
  UC467770  Delphinium hesperium Milo S. Baker May 1899 Sonoma near Agua Caliente Comment
  CAS-BOT-BC10346  Delphinium hesperium A. A. Heller 1940-6-12 15724 Sonoma A short distance west of Two Rocks Comment
  RSA59837  Delphinium luteum Joseph A. Ewan 1935-5-12 9229 Sonoma 1.5 miles west of Bodega, on Bodega Bay Road Comment
  SBBG27173  Delphinium nudicaule A. A. Heller 1903-4-23 6604 Sonoma Fort Ross Comment
  UC635359  Delphinium nudicaule H. L. Mason 1928-4-7 4277 Sonoma Jenner Russian River (mouth of river) Comment
  CAS-BOT-BC8003  Delphinium nudicaule Milo S. Baker 1932-5-3 5949 Sonoma Just south of Stewart's Point Comment
  CAS-BOT-BC8014  Delphinium nudicaule Elsa G. Ruckert 1960-3-23 41 Sonoma Triniti Road, 0.75 mi. from junction of Highway 12 243 Comment
  UC1126084  Delphinium variegatum H. S. Yates 1934-4-22 3848 Sonoma 2 mi s Mark West; Calistoga Quadrangle Comment
  CAS-BOT-BC7775  Delphinium variegatum F. H. Utech 1986-5-13 86 -107 Sonoma ca 3.9 mi. NE of Cavedale Road from junction with CA Hwy. 12 250 Comment
  RSA122789  Delphinium variegatum B. O. Schreiber 1936-3-5 2210 Sonoma 2 miles WNW of Mark W Springs. 122 Comment
  CAS-BOT-BC210076  Dentaria Peter Rubtzoff 1958-5-10 3651 Sonoma Laguna de Santa Rosa north of Cunningham (near Todd Road) Comment
  CAS-BOT-BC182747  Dentaria californica Peter Rubtzoff 1962-4-18 4797 Sonoma Freestone marsh Comment
  UCD23367  Dentaria californica Wesley Ebert 1977-4-9 15 Sonoma White blossoms. In rich moist humus. Heavily shaded by Umbellularia californica and Quercus agrifolia. On east facing slope. 6000 Soldiers Lane, Penngrove. On west side of Sonoma Mtn. Comment
  OBI57152  Deschampsia cespitosa David J. Keil, with V. L. Holland, L. D. Oyler, G. F. Hrusa, G. L. Stebbins, et al. 1994-6-5 24501 Sonoma Salt Point State Park east of Highway 1 near junction with Kruse Ranch Road Comment
  UC1100296  Deschampsia cespitosa subsp. cespitosa Herbert L. Mason 1946-7-4 12885 Sonoma between Santa Rosa and Forestville (Pitkin Marsh); Pitkin Marsh Comment
  UC1131421  Deschampsia cespitosa subsp. cespitosa H. S. Yates 1936-5-16 5605 Sonoma 2 mi. s.e. Forestville (Pitkin Marsh); Sebastopol Quad., Pitkin Marsh Comment
  CAS-BOT-BC192611  Deschampsia cespitosa subsp. holciformis David D. Keck 1944-7-12 5514 Sonoma 1 mile S. of bridge across mouth of Russian River Comment
  CAS-BOT-BC227667  Deschampsia cespitosa subsp. holciformis Peter Rubtzoff 1971-6-25 6571 Sonoma Intermittent lake off west side of Hwy. 1, 0.7 mi. southeast of Salmon Creek crossing. Comment
  CAS-BOT-BC210165  Deschampsia danthonioides Peter Rubtzoff 1969-6-14 6075 Sonoma Vernal pool 6.5 mi. northeast of Penngrove on Lichau Road. Comment
  UCD165167  Deschampsia danthonioides Peter Rubtzoff 1974-5-26 7494 Sonoma Todd Road 1.5 mi. from Hwy. 116 and 0.5 mi. from Llano Road. Comment
  JEPS117076  Deschampsia danthonioides Peter Warner 2010-5-6 147 Sonoma Annadel State Park, in upland vernal pool ~250 m N of Canyon Trail, ~220 m W of Spring Creek, just S of old rock wall Comment
  CAS-BOT-BC201958  Deschampsia elongata A. A. Heller 1902-6-7 5653 Sonoma Bennett Valley near Santa Rosa Comment
  CAS-BOT-BC201963  Deschampsia elongata Peter Rubtzoff 1960-6-7 4461 Sonoma Austin Creek Marsh Comment
  RSA126963  Deschampsia holciformis H. S. Yates 1937-6-6 6586 Sonoma 5 miles S. of Jenner. 30 Comment
  SEINET10662587 Image available Dichanthelium acuminatum var. acuminatum Henry N. Bolander 1860-1 Bolander 3941 Sonoma Geysers. Comment
  RSA126984  Dichanthelium acuminatum var. fasciculatum H. S. Yates 1936-5-16 5589 Sonoma 2 miles SE of Forestville 30 Comment
  SEINET12044683  Dichelostemma capitatum J. T. Howell 1931-1 6428 Sonoma 8 m N of Bay Comment
  SEINET12048680  Dichelostemma capitatum F. H. Utech, Walter, W.; Knight, I. 1984-1 84 -093 Sonoma ca 4 mi NNW of Sonoma on Cavedale Road from junction with CA 12, ca 1.2 mi N on Cavedale Rd from jct 244 Comment
  SEINET8351809  Dichelostemma capitatum L. R. Abrams 1918-4-27 6908 Sonoma Independence School near Healdsburg. Comment
  SEINET7067346  Dichelostemma capitatum subsp. capitatum A. G. Vestal 1947-5-16 s.n. Sonoma About 4.8 miles east of Windsor and northwest of Mark West Springs. Coordinate datum: NAD27. UTM Zone 10, 523072mE, 4267195mN. Comment
  HSC34880  Dichelostemma capitatum subsp. capitatum Thomas W. Nelson, James Nelson 1975-3-25 1753 Sonoma Beside Hwy. 128 E of Geyserville Comment
  CAS-BOT-BC502551  Dichelostemma congestum Alice Eastwood 1921-5-8 10437 Sonoma Petaluma Comment
  JEPS79159  Dichelostemma multiflorum Nancy Harrison 1980-5-16 2124 Sonoma s of Piner Elementary School; Santa Rosa Comment
  RSA212156  Dichondra donelliana L. S. Rose 1970-4-18 70029 Sonoma 4 miles n. of Sonoma. 274 Comment
  SBBG39521  Dichondra donelliana L. S. Rose 1970-4-18 70029 Sonoma 4 mi N of Sonoma 274 Comment
  CAS-BOT-BC176148  Digitaria Peter Rubtzoff 1971-8-31 6664 Sonoma Todd Road near Stony Point Road Comment
  RSA783841  Digitaria Peter Rubtzoff 1971-8-23 6645 Sonoma Stony Point Road, just S of Hwy 116. Comment
  SEINET10717803  Digitaria P. Rubtzoff 1971-8-23 Rubtzoff 6643 Sonoma Stony Point Road, just S of Hwy. 116. Comment
  UCR255869  Digitaria sanguinalis Greg de Nevers 1996-9-23 10879 Sonoma North Coast Range, Pepperwood Ranch Natural Preserve, 3450 Franz Valley Rd., Santa Rosa 476 Comment
  CAS-BOT-BC182753  Distichlis spicata Peter Rubtzoff 1955-8-20 2065 Sonoma Bodega Harbor Marsh. Comment
  UCR244623  Distichlis spicata Peter Rubtzoff 1955-8-20 2065 Sonoma Bodega Harbor Marsh 0 Comment
  RSA247149  Dodecatheon hendersonii Gary D. Wallace, Larry E. DeBuhr 1972-3-28 1006 Sonoma Northwest of Calistoga, along Ida Clayton Road, 6 mi east of junction with Hwy. 128. Comment
  CAS-BOT-BC154135  Downingia concolor var. concolor Peter Rubtzoff 1969-5-11 6039 Sonoma Laguna de Santa Rosa, northeast of Graton, at the end of Piner Road. Comment
  UCD165153  Downingia concolor var. concolor Peter Rubtzoff 1974-5-18 7439 Sonoma Todd Road, 1.4 mi. from Hwy. 116 and 0.6 mi. from Llano Road. Comment
  UCD84092  Downingia concolor var. concolor Ayzik Solomeshch 2009-5-12 s.n. Sonoma Sonoma Regional Park. Vernal Pool. 37 Comment
  JEPS108504  Downingia concolor var. concolor Lisa Schultheis 1995-5-31 191 -95 Sonoma North Windsor. Intersection of Starr Rd. and Redwood Hwy., NE end. Comment
  RSA783711  Downingia cuspidata Peter Rubtzoff, Tim Tunison, Nancy Harrison 1976-6-5 8581 Sonoma False Lake Meadow area, Annadel State Park. Comment
  CAS-BOT-BC41418  Draba verna G. DeNevers 1981-4-1 600 Sonoma Pepperwood Ranch. In Leslie Creek, 200 m up from Mark West Creek and Leslie Creek intersection. Comment
  JEPS54476  Drosera rotundifolia Rimo Bacigalupi 1967-8-30 9313 Sonoma near eastern end of Templeman Road (se of Forestville); Pitkin Marsh 45 Comment
  CAS-BOT-BC401544  Drosera rotundifolia H. B. Humphrey 1908-5-15 s.n. Sonoma Bog near Santa Rosa Comment
  SEINET11620568  Dryopteris arguta W. Knight, Knight, I. 1984-1 5412 Sonoma Gualala Point State Park Comment
  CAS-BOT-BC536738  Duchesnea indica Nelly Farnum 1963-5-19 38 Sonoma 3 miles north of Sonoma in small field. Comment
  CAS-BOT-BC428180  Dudleya cymosa subsp. cymosa Alice Eastwood 1900-5-1 s.n. Sonoma Knights Valley Comment
  CAS-BOT-BC428382  Dudleya farinosa Alice Eastwood 1915-6-29 4890 Sonoma Bodega Point Comment
  UC933225  Dudleya farinosa Reid Moran March 1949 3184 Sonoma coast n Bodega Comment
  UCD166210  Dysphania Peter Rubtzoff 1969-11-2 6209 Sonoma Russian River bottom at Forest Hills, 5.5 miles east of Guerneville. Comment
  SD131828  Dysphania pumilio Barbara Eritter 1988-11-5 8032 Sonoma Lake Sonoma ca 5 airmiles due S of Cloverdale, Point below Little Flat parking area W of bridge, steep bare banks left by receding water. 152 Comment
  CAS-BOT-BC176201  Echinochloa crus-galli Peter Rubtzoff 1955-7-17 1974 Sonoma Guerneville Marsh. Comment
  CAS-BOT-BC208552  Echinochloa crus-galli G. DeNevers; S. Castagnoli 1981-8-2 1780 Sonoma Mark West Creek, at its confluence with Leslie Creek, Pepperwood Ranch Comment
  SEINET11690150  Echinochloa crus-galli W. Knight, Knight, I.; Howell, J. T. 1987-1 6283 Sonoma Llano Road between Gravenstein Hwy & Todd Road near sewage plant 20 Comment
  CAS-BOT-BC113725  Eleocharis acicularis LeRoy Abrams 1920-7-3 7614 Sonoma Stewarts Point. Comment
  UCD49703  Eleocharis acicularis G. F. Hrusa; R. Gross 1996-6-30 13062 Sonoma permanent spring-derived pool at W end of Diamond Mtn. Rd. Lower of two pools, approx. 150 meters apart. 2 m. SW of Calistoga. Single colony on W side of pool. Quadrangle: Calistoga 7.5 700 Comment
  UC1810  Eleocharis macrostachya Michener and Bioletti 1893-5-27 Sonoma Glen Ellen Comment
  CAS-BOT-BC112193  Eleocharis radicans Peter Rubtzoff 1951-7-14 418 Sonoma Pitkin Marsh, near Forestville: Northern half of Lower Marsh. Comment
  UCR42318  Elymus elymoides L. F. LaPre 1985-6-5 s.n. Sonoma Socrates Mine, c. 9 mi. ENE of Geyserville 976 Comment
  UC769909  Elymus glaucus Robert F. Hoover 1941-6-7 5300 Sonoma Molino Comment
  UCD62305  Elymus glaucus H. S. Yates 1936-5-16 5585 Sonoma 1 mile N.E. of Graton. 30 Comment
  CAS-BOT-BC203724  Elymus glaucus subsp. glaucus Catherine Best 1981-6-5 s.n. Sonoma Skaggs Springs Road 18 miles east of Stewart's Point Comment
  JEPS45813  Elymus glaucus subsp. glaucus Eleanor Armstrong 1932-5-19 162 Sonoma 1 mi w Camp Meeker 91 Comment
  CAS-BOT-BC235230  Elymus multisetus G. DeNevers 1981-7-1 1723 Sonoma Pepperwood Ranch. On the slope W of the Goat Pen in the Garrison Canyon Comment
  CDA15872  Elytrigia repens P. Lane 2000-2-17 PDR 022483 Sonoma North Coast Biodiversity Arena; Invading into newly planted sod from irrigated pasture on Laguna Rd. nr. Forestville. 0 Comment
  CAS-BOT-BC290618  Epilobium Peter Rubtzoff 1986-9-28 9745 Sonoma Russian River at Forest Hills, 5.5 miles east of Guerneville. Comment
  UCD164990  Epilobium Peter Rubtzoff; Nancy Harrison 1974-9-7 7861 Sonoma Hinebaugh Creek in Rohnert Park, W of Commerce Blvd. Comment
  UCD105291  Epilobium brachycarpum K. Evan 1932-8-28 s.n. Sonoma Near Petrified Forest. Comment
  UCD105464  Epilobium canum subsp. latifolium Frederica Bowcutt 1995-11-7 2061 a Sonoma Sugarloaf Ridge State Park. About 50 miles N of San Francisco, 10 air miles E of Santa Rosa, 2.5 air miles NE of Kenwood and 18 air miles NW of Napa. 0.5 air mile SE of Red Mountain. In Sonoma Creek watershed along Vista Trail. Comment
  UCD166203  Epilobium ciliatum subsp. ciliatum Peter Rubtzoff 1969-8-26 6150 Sonoma Marsh on River Road, ca. 3 miles west of Fulton. Comment
  SD38384  Epilobium ciliatum subsp. watsonii Edith A. Purer 1932-7-24 Sonoma Near Bodega Bay. Stabilized dunes. Comment
  UC424852  Epilobium ciliatum subsp. watsonii Milo S. Baker 1929-4-17 3513 Sonoma Bodega Rd near Bay Comment
  UCR248959  Epilobium ciliatum subsp. watsonii Peter Rubtzoff 1964-6-3 5339 Sonoma Bodega Bay Marsh 15 Comment
  HSC101098  Epilobium densiflorum Peter Warner 2011-8-10 228 Sonoma Jenner Headlands property, Muniz Ranch Rd., about 0.5mi. N from Hwy. 1 intersection. 56 Comment
  CAS-BOT-BC262800  Epilobium hallianum Peter Rubtzoff 1966-6-5 5760 Sonoma Laguna de Santa Rosa, east of Graton, between Occidental and Guerneville Roads. Comment
  UCD106503  Epilobium minutum Frederica Bowcutt 1994-5-21 1818 Sonoma Sugarloaf Ridge State Park. About 50 air miles N of San Francisco, about 10 air miles E of Santa Rosa, about 1.5 air miles N of Kenwood, about 18 air miles NW of Napa. Along meadow trail approx. 3/4 mile from trailhead. 411 Comment
  SEINET10847992 Image available Epilobium torreyi Henry N. Bolander 1867-1 Bolander 6535 Sonoma Cloverdale. Comment
  JEPS128318  Epipactis gigantea Roger Raiche 2000-5-28 121 .00 Sonoma The Cedars, (shown on SLT maps as Marshall Creek but this is not the name on USGS topo sheets). Gualala River, Wheatfield Fork watershed. Comment
  CAS-BOT-BC210085  Equisetum Peter Rubtzoff 1963-8-17 5237 Sonoma Russian River Mouth Marsh. Comment
  CAS-BOT-BC57129  Equisetum X ferrissii Peter Rubtzoff 1951-6-10 191 Sonoma Northern half of Lower Marsh Comment
  UCD148435  Equisetum X ferrissii Peter Rubtzoff 1962-5-25 4840 Sonoma Laguna de Santa Rosa area, northeast of Graton, east of Laguna Road. Comment
  RSA94451  Equisetum arvense Peter Rubtzoff 1951-7-1 332 Sonoma Lower part of Upper Marsh Comment
  RSA784476  Equisetum hyemale var. affine Peter Rubtzoff 1954-8-11 1694 Sonoma Guerneville Marsh. Comment
  SEINET5526046 Image available Equisetum laevigatum Unknown 1976-6-10 Sonoma Bodega Comment
  UCD148428  Equisetum laevigatum Peter Rubtzoff 1961-8-26 4725 Sonoma Vacation Beach, near Guerneville. Comment
  UCD135599  Equisetum telmateia subsp. braunii Frederica Bowcutt 1997-7-18 2180 Sonoma Sugarloaf Ridge State Park, about 50 air miles N of San Francisco, 10 air miles E of Santa Rosa, 2.5 air miles NE of Kenwood and 18 air miles NW of Napa. Just south of midpoint between Mt. Hood and Red Mountain, West Bear Ck. 365 Comment
  HSC24598  Equisetum telmateia subsp. braunii F. Demostene 1966-4-12 46 Sonoma 25 mi. W of Healdsburg. Comment
  UCD135619  Equisetum telmateia subsp. braunii Christine Lee 1993-4-24 80 Sonoma Sugarloaf Ridge State Park. About 50 air miles N of San Francisco, 10 air miles E of Santa Rosa, 2.5 air miles NE of Kenwood and 18 air miles NW of Napa. Hillside Trail. 381 Comment
  UCD135711  Equisetum telmateia subsp. braunii Mary M. Hektner 1976-12-15 281 Sonoma Unit 24 Owners' Map, Sea Ranch, near State Highway 1. Comment
  RSA216112  Equisetum telmateia var. braunii Peter Rubtzoff 1957-4-28 3288 Sonoma Duncans Mills Marsh. Comment
  CAS-BOT-BC312697  Eragrostis Peter Rubtzoff 1970-9-2 6357 Sonoma Russian River bottom at Mirabel Park. Comment
  UCR248711  Eragrostis Peter Rubtzoff 1965-8-16 5600 Sonoma Russian River bottom at Forest Hills (5.5 miles east of Guerneville) 13 Comment
  RSA0023076  Eragrostis Peter Rubtzoff 1965-8-16 5602 Sonoma Russian River bottom at Forest Hills, 5.5 mi E of Guerneville. Comment
  UC1025040  Eragrostis cilianensis Leo Whitney 1935-10-2 3634 Sonoma Santa Rosa Comment
  UCR131632  Eragrostis diffusa Beecher Crampton 1953-11-18 1736 Sonoma Knights Valley, 10 miles northwest of Calistoga, along State Highway 128 290 Comment
  CAS-BOT-BC284187  Eragrostis pectinacea var. pectinacea Peter Rubtzoff 1956-9-14 2864 Sonoma Vacation Beach near Guerneville, Russian River Comment
  CAS-BOT-BC284194  Eragrostis pectinacea var. pectinacea John Thomas Howell 1957-9-26 32980 Sonoma Russian River bottom near Guerneville Comment
  CAS-BOT-BC131607  Ericameria arborescens F. G. Krauss 1893-10-8 s.n. Sonoma Krauss Ranch, 5 mi. W. of Calistoga Comment
  SEINET12537284  Ericameria ericoides Jennifer S. Kluse 2010-1 3 Sonoma University of California, Bodega Bay Marine Laboratory; Ridge of dune directly in front of Marine Lab main building.; Bodega Bay Marine Lab Comment
  SD40110  Ericameria ericoides subsp. ericoides Edith A. Purer 1932-7-19 Sonoma Bodega Bay Comment
  POM359364  Ericameria ericoides var. ericoides E. A. Purer 1932-7-24 s.n. Sonoma Near Bodega Bay Comment
  CAS-BOT-BC293622  Erigeron biolettii Marcus E. Jones 1882-7-17 3620 Sonoma Duncan's [Duncans] Mills Comment
  UC31491  Erigeron biolettii J. Burtt Davy 1896-7-22 4147 Sonoma below Guerneville (on rocks); Russian River Comment
  UCD131758  Erigeron canadensis Charles B. Heiser Jr. 1946-8-17 1830 Sonoma Russian River, near Duncan Mills. Comment
  CAS-BOT-BC308832  Erigeron glaucus Marcus E. Jones 1882-7-17 3622 Sonoma Duncan's Mills Comment
  RSA696822  Erigeron glaucus J. Russell Bruff 1936-8-21 s.n. Sonoma Bodega Bay region Comment
  UC1557908  Erigeron glaucus J. Semple, S. Heard 1986-8-18 8545 Sonoma bluffs above Pebble Beach (CA-1, 10.1 km s of Mendocino Co. line); Pebble Beach Coastal Access, Pebble Beach Comment
  CAS-BOT-BC295131  Erigeron greenei John Thomas Howell 1936-7-26 12669 Sonoma Between Occidental and Graton Comment
  UC1299254  Erigeron greenei Freed W. Hoffman 1947-9-5 1249 Sonoma Dutch Bill Creek North Coast Ranges, Dutch Bill Creek Comment
  JEPS82248  Erigeron serpentinus Roger Raiche 1983-8-6 30587 Sonoma near seep above Austin Creek (below Laton Mine buildings); the Cedars Comment
  CAS-BOT-BC300304  Erigeron supplex Mary P. Wells 1984-6-8 338 Sonoma Site of North Fire station area. Near Milepost 55.44 on Hwy. 1. The Sea Ranch Comment
  CAS-BOT-BC224157  Eriodictyon californicum D. E. Breedlove 1980-6-28 44800 Sonoma Pepperwood Ranch W of Knights Valley Comment
  SEINET12320783  Eriodictyon californicum W. Knight, Knight, I. 1981-1 3974 Sonoma 3.1 mi up Cavedale Rd from junction of St Rt 12 Comment
  UCD160838  Eriogonum dasyanthemum James A. Neilson Jr.; Teresa A. Sholars 1975-6-20 3483 Sonoma Section 10, the Geysers. (Exact location unknown. Elevation and coordinates estimated by label maker.) 388 Comment
  CAS-BOT-BC259256  Eriogonum latifolium John Thomas Howell 1930-7-27 5413 Sonoma 4 miles north of Bodega Bay Comment
  CAS-BOT-BC259262  Eriogonum latifolium P. A. Munz 1936-8-7 14305 Sonoma 2 mi. north of Bodega Comment
  RSA766132  Eriogonum latifolium J. T. Howell 1930-6-8 5257 Sonoma 1 mile east of Bodega Bay Comment
  CAS-BOT-BC259470  Eriogonum luteolum Lewis S. Rose 1955-7-11 55112 Sonoma 2 mi. e. of Occidental 243 Comment
  CAS-BOT-BC259483  Eriogonum luteolum John Thomas Howell 1929-6-30 4320 Sonoma 4 miles from Petrified Forest on road to Knights Valley Comment
  RSA107415  Eriogonum luteolum L. S. Rose 1955-7-11 55112 Sonoma 2 miles NE of Occidental 244 Comment
  UC1299730  Eriogonum luteolum var. luteolum Freed W. Hoffman 1947-9-11 1375 Sonoma Spring Mountain road to St. Helena Comment
  CAS-BOT-BC270979  Eriogonum nervulosum Freed W. Hoffman 1947-9-29 507 Sonoma Layton Mine, Austin Creek Comment
  UC77625  Eriogonum nudum var. auriculatum Dr. E. Palmer Sonoma Petaluma Comment
  RSA221  Eriogonum nudum var. auriculatum E. R. Johnson 1928-8-22 1112 Sonoma Cloverdale Comment
  CAS-BOT-BC261685  Eriogonum nudum var. nudum F. G. Krauss 1893-10-8 s.n. Sonoma K. Ranch Comment
  RSA393332  Eriogonum nudum var. nudum Christopher Davidson 1977-6-20 6022 Sonoma Dry Creek Rd., 9.3 miles W of Geyserville. 91 Comment
  UC6543  Eriogonum roseum Willis L. Jepson August, 1892 Sonoma Cloverdale Comment
  CAS-BOT-BC262393  Eriogonum vimineum R. D. Stone 1983-6-16 552 Sonoma At the Little Geysers, upper Big Sulphur Creek drainage 701 Comment
  UCR42312  Eriophyllum lanatum L. F. LaPre 1985-6-25 s.n. Sonoma Coast Ranges, Socrates Mine, c. 9 mi. ENE of Geyserville 917 Comment
  UCD131472  Eriophyllum lanatum Beecher Crampton 1959-6-16 5366 Sonoma 3 miles west of Graton. Comment
  CAS-BOT-BC301160  Eriophyllum lanatum var. achilleoides G. DeNevers 1981-5-23 1258 Sonoma Pepperwood Ranch Comment
  CAS-BOT-BC301290  Eriophyllum lanatum var. arachnoideum Dorothy Scherer 1996-6-3 051 Sonoma Fort Ross Rd. ca 2/3 mi. west of Seaview Rd. Fort Ross State Historic Park 426 Comment
  HSC8466  Erodium botrys D. Sutherland, A. Sylvester, R. Spellenberg 1343 Sonoma Road along Sulphur Creek, about 7 mi. W of the Big Geysers Comment
  UCD160896  Erodium cicutarium James A. Neilson Jr.; Teresa A. Sholars 1975-6-26 3420 Sonoma Mayacmas Mountains, Caldwell Pines area, ca. 3 1/2 miles west of Glenbrook and Bottlerock Road, northeast Sonoma County. (Elevation and coordinates estimated by label maker.) 975 Comment
  RSA178011  Erodium moschatum Robert F. Thorne 1965-4-19 34264 Sonoma Cotati, Waters Ranch 30 Comment
  RSA789044  Erodium obtusiplicatum Carrie A. Herd 1982-3-16 24 Sonoma Santa Rosa, S.W. corner of Fulton & Piner Roads Comment
  RSA0039520  Eryngium aristulatum G. Fred Hrusa, A. Buckmann 1996-10-5 13582 C Sonoma Summit of Mayacmas Range at W end of Diamond Mtn. Road +/- 2 m. SW of Calistoga. 700 Comment
  SEINET3840777  Eryngium aristulatum G. F. Hrusa 1997-7-5 14010 Sonoma Small vernal pool approximately 200 meters west of Highway 128 in drainage Blossom Creek, 2 kilometers Northwest of Tubbs Lane intersection, Quadrangle: Calistoga 7.5 200 Comment
  UC765470  Eryngium aristulatum var. aristulatum R. F. Hoover 1938-6-14 3607 Sonoma 2 mi. s.e. Healdsburg Comment
  RSA227227  Eryngium aristulatum var. aristulatum Peter Rubtzoff 1966-8-25 5805 Sonoma Laguna de Santa Rosa Comment
  POM161245  Eryngium armatum Rimo Bacigalupi 1928-6-19 1884 Sonoma Mouth of Salmon Creek, 2 miles north of Bodega Bay Comment
  POM180619  Eryngium armatum J. T. Howell 1930-6-8 5295 Sonoma 4 miles north of Bodega Bay Comment
  SBBG5184  Eryngium armatum H. and M. Dearing 1939-5-14 3355 Sonoma bluffs above the sea, Bodega State Park [Bodega Dunes State Beach] Comment
  SEINET3826189 Image available Erysimum concinnum Sally Walker 1983-5-12 s.n. Sonoma Goat Rock Comment
  CAS-BOT-BC383163  Erythranthe grandis David B. Lowry 2005-5-10 CVR Sonoma Along Coleman Valley Road 116 Comment
  CAS-BOT-BC502685  Erythronium californicum M. S. Baker 1898-4-5 s. n. Sonoma Gualala River Comment
  SEINET12049789  Erythronium helenae F. H. Utech, Knight, W.; Knight, I. 1986-1 86 -199 Sonoma The Geysers, ca 14 mi ESE of Preston & US 101 on Geysers Rd 800 Comment
  JEPS51720  Eschscholzia californica W. L. Jepson 1911-4-30 4188 Sonoma near Glen Ellen; Sonoma Valley Comment
  RSA33437  Eschscholzia californica subsp. californica E. K. Balls, Percy C. Everett 1953-10-9 18596 Sonoma South end of Doran Park, Bodega Bay, Hwy 1 3 Comment
  OBI69876  Eucalyptus globulus Jenn Yost and Matt Ritter, Matt Ritter 8-Apr 52 Sonoma Hwy 101 S, Todd Rd, exit, Santa Rosa, side of fwy Comment
  CAS-BOT-BC202541  Euphorbia Peter Rubtzoff 1987-10-17 9877 Sonoma Russian River ca. 6 miles east of Guerneville Comment
  JEPS32366  Euthamia occidentalis W. L. Jepson 1921-9-12 9484 Sonoma south side of Alexander Valley Alexander Valley 45 Comment
  UCR254754  Euthamia occidentalis Peter Rubtzoff 1969-8-26 6155 Sonoma On River Road, c. 3 miles west of Fulton 27 Comment
  UC730045  Festuca californica Leo F. Koch 1940-4-18 784 Sonoma w of Occidental (at e entrance of Coleman Valley); Coleman Valley Comment
  UCD65874  Festuca californica subsp. californica R. Tofsrud 1941-3-1 93 Sonoma Near Santa Rosa. Comment
  CAS-BOT-BC278395  Festuca elmeri K. Wagnon 1939-5-22 217 Sonoma Top of Wagnon rock quarry, five miles west of Sebastopol Comment
  CAS-BOT-BC278414  Festuca idahoensis A. A. Heller 1902-5-29 5628 Sonoma Near the summit of Mt. Hood Comment
  JEPS128389  Festuca microstachys Roger Raiche 2000-4-2 014 .00 Sonoma The Cedars. Lower Russian River, Big Austin Creek watershed. Comment
  RSA123499  Festuca occidentalis H. S. Yates 1936-5-16 5610 Sonoma 1 mile NW of Mountain View School. 91 Comment
  UC573696  Festuca occidentalis H. S. Yates 1936-5-16 5610 Sonoma 1 mi nw Mountain View; Sebastopol Quad. 91 Comment
  UCD66116  Festuca occidentalis Beecher Crampton 1955-6-17 2926 Sonoma State Hwy. 12, 1.6 miles west of Forestville. Comment
  JEPS41089  Festuca rubra Rimo Bacigalupi, and L. R. Heckard, J. R. Sweeney 1965-5-16 9113 Sonoma between 1 and 1.25 mi due w Napa County line (along the Franz Valley School road) 219 Comment
  UCD111853  Ficus carica Frederica Bowcutt 1994-6-12 1867 Sonoma Sugarloaf Ridge State Park. About 50 air miles N of San Francisco, 10 air miles E of Santa Rosa, 1.5 air miles N of Kenwood and 18 air miles NW of Napa. At intersection of Pony Gate Trail and seasonal creek in Pony Gate Gulch. 326 Comment
  CAS-BOT-BC354068  Filago Peter Rubtzoff 1958-8-30 3943 Sonoma Vacation Beach, near Guerneville. Comment
  SEINET8722897 Image available Fragaria chiloensis H. S. Reed 1947-1 215 Sonoma Bodega, altitude 50 feet, Sonoma County. 15 Comment
  UCD113202  Fragaria chiloensis R. H. Miller 1949-4-6 25 Sonoma Coast Route 1, approximately 5 miles south of Jenner. Comment
  UC1925909  Frankenia salina Ethel Crum 1930-10-5 875 Sonoma Petaluma Marshes, Sonoma County to Rio Vista, Solano County. Comment
  UCD122049  Fraxinus latifolia Frederica Bowcutt 1997-7-18 2178 Sonoma Sugarloaf Ridge State Park. About 50 air miles N of San Francisco, 10 air miles E of Santa Rosa, 2.5 air miles NE of Kenwood and 18 air miles NW of Napa. Just south of midpoint between Mt. Hood and Red Mountain. Road on ridge West of Bear Ck. 365 Comment
  JEPS82540  Fremontodendron californicum Roger Raiche 1984-5-4 40133 Sonoma North of Guerneville, Morrison Creek, Austin Creek State Recreational Area, headwaters of East Austin Creek 182 Comment
  SEINET11982416  Fremontodendron californicum subsp. napense F. W. Hoffman 1947-1 779 Sonoma Gilliam Creek, branch of East Austin Creek, near Guerneville Comment
  UC615378  Fritillaria affinis Beryl O. Schreiber 1932-4-3 211 Sonoma e side of Mount St. Helena Mount St. Helena Comment
  UC3634  Fritillaria recurva F. T. Bioletti 1892-1 Sonoma Hood's Peak Comment
  CAS-BOT-BC508139  Fritillaria recurva John Thomas Howell 1934-3-26 11782 Sonoma Southwestern base of Mt. Hood Comment
  RSA177962  Fritillaria recurva Robert F. Thorne 1965-4-20 34381 Sonoma Charles Newmans place up Los Alamos Rd, on Rincon Ridge 396 Comment
  CAS-BOT-BC376341  Galium andrewsii Greg de Nevers 1998-6-10 11283 Sonoma Modini Mayacamas Preserves. Pine Flat Road, near end of town of Pine Flat. Comment
  UCD160295  Galium californicum James A. Neilson Jr. 1974-5-24 2879 Sonoma Mayacmas Mountains, Geyser Rock, northeast Sonoma County. (Elevation and georeferencing estimated by label maker.) 1127 Comment
  JEPS52888  Galium californicum subsp. californicum Lauramay T. Dempster and G. L. Stebbins 1963-8-12 3910 Sonoma 1.7 mi n Fort Ross (on bluff overlooking ocean) Comment
  RSA67159  Galium californicum subsp. californicum J. T. Howell 1930-6-8 5246 Sonoma 1 mile east of Bodega Bay Comment
  RSA264736  Galium divaricatum Peter Rubtzoff, H. A. Froebe 1971-5-30 6497 Sonoma 4.25 miles W of Glen Ellen on Bennett Valley Road. Comment
  UCD121756  Galium divaricatum F. Bowcutt 1994-5-21 1812 Sonoma Sugarloaf Ridge State Park. About 40 air miles N of San Francisco, about 11 air miles E of Santa Rosa and 2.5 air miles NE of Kenwood. Along Meadow trail about 3/4 mile from trailhead. East from trail about 100 yards. 411 Comment
  JEPS117088  Galium murale Peter Warner 2010-5-20 156 Sonoma Jenner Headlands, upper Middle Pasture, near small drainage, downslope ~155 m from Willig Extension Drive (main property road) Comment
  JEPS6613  Galium porrigens var. porrigens Willis L. Jepson 1894-7-19 Sonoma Mt. St. Helena Napa River Basin Comment
  UC1042429  Gamochaeta ustulata Peter Rubtzoff 1951-6-7 137 Sonoma Western branch of Upper Marsh, (near Forestville, in a marshy opening); Pitkin Marsh Comment
  RSA12702  Garrya elliptica Carl B. Wolf, E. R. Johnson 1934-10-13 6180 Sonoma Nine miles north of Fort Ross on Coast Road to Stewarts Point. 46 Comment
  UC727700  Garrya elliptica Milo S. Baker 1946-2-7 11261 Sonoma near Kenwood (Maplewood); Maplewood Comment
  UC1122675  Garrya flavescens J. B. Spring 1932-7-7 98 Sonoma 2/5 mi sw Veeder Mountain; Napa Quad. 609 Comment
  UC727755  Garrya fremontii Milo S. Baker 1946-2-9 11263 Sonoma Hope Valley Kenwood Region (near Chamberlain Place) Comment
  UCD162159  Garrya fremontii D. O. Burge; K. Zhukovsky, A. Ash, M. Schwager 2014-3-23 1513 Sonoma Hooker Creek watershed. 450 Comment
  CAS-BOT-BC58943  Gaultheria shallon Walter Knight; Irja Knight 1964-2-27 559 Sonoma 6 mi. N. Stewart's Point Comment
  CAS-BOT-BC193254  Genista monspessulana Mary P. Wells 1983-8-23 s.n. Sonoma Coast Highway near Milepost 43.58 Comment
  UCD105744  Genista monspessulana G. H. Vansell 1933-7-24 s.n. Sonoma Russian River. Comment
  UCD23449  Gentiana affinis A. S. Crafts 1948-8-28 s.n. Sonoma Sonoma coast near Fort Ross. Comment
  POM312857  Gentiana sceptrum H. L. Mason 1946-7-4 12891 Sonoma Pitkin Marsh, between Santa Rosa and Forestville. Comment
  UC17155  Geranium core-core J. Burtt Davy 1896-3-13 1650 Sonoma Duncan's Mills Comment
  CDA34794  Geranium molle Peter Warner 2010-3-29 121 Sonoma 1670 Bloomfield Road, ~ 3 km south of the center of Sebastopol. Comment
  CAS-BOT-BC366949  Gilia capitata Greg de Nevers 1997-4-16 10946 Sonoma Pepperwood Ranch, 3450 Franz Valley Rd., Santa Rosa 400 Comment
  POM253004  Gilia capitata A. A. Heller 1937-5-9 15336 Sonoma Roadside bank in clay soil between Hopland and Mountain House. Comment
  SEINET5501090  Gilia capitata Sally Walker 1981-5-25 Sonoma 4 miles W of Occidental Sonoma Co. Comment
  UC73644  Gilia capitata subsp. capitata Milo S. Baker 1898-6-1 593 Sonoma Santa Rosa Cemetary Comment
  UCSB31713  Gilia capitata subsp. capitata Townsend, J. 1977-5-30 Sonoma East bank Russian River, 1 mile south of Gurneyville Comment
  CAS-BOT-BC225279  Gilia capitata subsp. chamissonis Peter Rubtzoff 1960-5-18 4384 Sonoma Bodega Harbor Marsh Comment
  UCD117853  Gilia millefoliata Chalres B. Heiser Jr.; J. Davidson 1946-4-14 1734 Sonoma Bodega Head. Comment
  RSA83062  Gilia tricolor Verne Grant, Alva Grant 1946-03 7850 Sonoma Near Cloverdale Comment
  JEPS86003  Gilia tricolor subsp. tricolor Alice King 1897-5-10 Sonoma Healdsburg Comment
  UC124891  Gilia tricolor subsp. tricolor Katharine Brandegee May 1890 Sonoma Mt. St. Helena Comment
  JEPS128197  Githopsis specularioides Roger Raiche 2000-5-4 075 .00 Sonoma The Cedars. Lower Russian River, Big Austin Creek watershed. Comment
  CAS-BOT-BC435015  Glinus lotoides Peter Rubtzoff 1969-8-24 6146 Sonoma Pond on River Road 3 mi. west of Fulton. Comment
  RSA786495  Glyceria declinata Peter Rubtzoff 1968-8-24 5935 Sonoma Upper Salmon Creek Marsh. Comment
  RSA786497  Glyceria declinata Peter Rubtzoff 1971-6-26 6573 Sonoma Willow Creek Marsh. Comment
  CAS-BOT-BC282815  Glyceria leptostachya Peter Rubtzoff 1957-5-26 3357 Sonoma Occidental Marsh Comment
  UCR282046  Glyceria leptostachya Peter Rubtzoff 1964-6-24 5382 Sonoma Coleman Marsh 269 Comment
  UCR244735  Glyceria occidentalis Peter Rubtzoff 1966-4-30 5687 Sonoma North side of Hwy 116, 0.5 miles northwest of Stony Point Road crossing Comment
  UCD148453  Gnaphalium Peter Rubtzoff 1962-9-30 5103 Sonoma Vacation Beach, 2 miles below Guerneville. Comment
  CAS-BOT-BC166906  Gnaphalium chilense Peter Rubtzoff 1962-10-23 5125 Sonoma Laguna de Santa Rosa area northeast of Graton, east of Laguna Road. Comment
  RSA94012  Gnaphalium chilense Peter Rubtzoff 1951-8-19 654 Sonoma Near the creek, just north of the Lower Marsh Comment
  CDA13133  Gnaphalium palustre G. F. Hrusa, R. Gross 1996-6-3 13068 Sonoma North Coast Biodiversity Arena; W end of Diamond Mtn. Rd. Lower of two pools, approx 150 meters apart. 2 m. SW of Calistoga. Comment
  CAS-BOT-BC302689  Gnaphalium palustre Peter Rubtzoff 1973-10-10 7339 Sonoma 2 miles west of Bloomfield along a tributary of Americano Creek. Comment
  CAS-BOT-BC302692  Gnaphalium palustre Peter Rubtzoff 1969-11-2 6208 Sonoma Russian River Bottom at Forest Hills, 5.5 miles east of Guerneville. Comment
  UC429316  Goodyera oblongifolia Franklin P. Nutting Sonoma Taylor Creek; Western Middle California, Taylor Creek Comment
  UCD166115  Gratiola Peter Rubtzoff 1972-5-25 6756 Sonoma Laguna, Chileno Valley. Comment
  UCR279626  Gratiola ebracteata Peter Rubtzoff 1961-7-22 4664 Sonoma Bennett Mountain Lake [apparently = Ledson Marsh] 363 Comment
  RSA800205  Gratiola ebracteata Peter Rubtzoff 1959-4-19 4039 Sonoma Laguna de Santa Rosa, east of Sebastopol, near Santa Rosa road crossing. Comment
  CAS-BOT-BC164096  Grindelia Peter Rubtzoff 1971-6-10 6533 Sonoma Laguna de Santa Rosa E of Graton, between Occidental and Guerneville Roads. Comment
  RSA785227  Grindelia Peter Rubtzoff 1963-8-17 5225 Sonoma Along Petaluma River, just E of Petaluma. Comment
  CAS-BOT-BC305190  Grindelia hirsutula F. T. Bioletti 1891-1-1 s.n. Sonoma Glen Ellen Comment
  UC32145  Grindelia hirsutula Willis L. Jepson 1893-9-23 Sonoma Mt. St. Helena Napa River Basin, Mt. St. Helena Comment
  UC32147  Grindelia hirsutula F. T. Bioletti 1891-1 Sonoma Glen Ellen Comment
  UC75917  Grindelia hirsutula Miss M. Alice King May 1897 Sonoma near Healdsburg Comment
  POM290375  Grindelia hirsutula Lyman Benson 1930-6-18 2167 Sonoma S of Santa Rosa; Mt. Range: North Coast; River [drainage]: S.F. Bay. 61 Comment
  UCD85146  Hainardia cylindrica Beecher Crampton 1957-7-11 4337 Sonoma just south of Portugese Beach, in Sonoma Coast State Park, about 2.5 miles north of Salmon Creek, along State Hwy. 1. Comment
  SEINET11689070  Hainardia cylindrica H. K. Wagnon 1989-1 1895 Sonoma Spring Lake Park & environs, adjacent to Montgomery Drive, trail at entrance to Annadel Park 67 Comment
  CAS-BOT-BC302256  Harmonia nutans J. Clausen 1935-5-23 1073 Sonoma 0.3 mi. N. of entrance to Petrified Forest Comment
  CDA34788  Hedera helix Peter Warner 2010-2-28 109 Sonoma Sweetwater Springs Rd., 4.7 mi. W of Westside Rd.; in redwood stand immediately along S road edge. Comment
  CAS-BOT-BC309578  Helenium puberulum G. DeNevers 1981-6-18 1572 Sonoma Pepperwood Ranch. Pippindale Pond Comment
  UCSB15465  Helenium puberulum Breedlove, Dennis 1961-12-31 Sonoma At S side of mouth of Russian River 6 Comment
  RSA80308  Helianthemum scoparium var. vulgare Anonymous 1947-5-30 11770 Sonoma Southwest slope of Hood Mt. in chaparral burn Comment
  CAS-BOT-BC305580  Helianthus bolanderi R. Bacigalupi 1948-3-6 2583 Sonoma The Geysers, just above the resort Comment
  CAS-BOT-BC262967  Hemizonia Peter Rubtzoff 1956-9-16 2927 Sonoma Vacation Beach, near Guerneville, along Russian River. Comment
  UCD166302  Hemizonia Peter Rubtzoff 1966-8-18 5791 Sonoma Laguna de Santa Rosa, ca. 1 mile east-southeast of Sebastopol. 17 Comment
  CAS-BOT-BC257686  Hemizonia Peter Rubtzoff 1969-8-26 6161 Sonoma Laguna de Santa Rosa, northeast of Graton, at end of Piner Road. Comment
  CAS-BOT-BC258003  Hemizonia Peter Rubtzoff 1970-8-5 6302 Sonoma 5 miles north of Sears Point. Comment
  CAS-BOT-BC258387  Hemizonia Peter Rubtzoff 1972-5-21 6746 Sonoma Atascadero Creek Marsh and nearby slopes. Comment
  CAS-BOT-BC305996  Hemizonia Peter Rubtzoff 1969-8-28 6164 Sonoma Vernal pool area, 6.5 miles northeast of Penngrove on Lichau Road. 426 Comment
  CDA36844  Hemizonia congesta CDFA Staff s.n. Sonoma Sugarloaf Ridge State Park; near junction of Meadow, Hillside, and Gray Pine Trails, east of bridge across Sonoma Creek. 0 Comment
  UC197511  Hemizonia congesta H. M. Hall 1916-7-23 10245 Sonoma 12 mi nw Petaluma Comment
  RSA159433  Hemizonia congesta James I. McMurphy 1909-8-8 701 Sonoma Leddy Station between Santa Rosa and Sebastopol. Comment
  UC990644  Hemizonia congesta subsp. clevelandii James I. McMurphy 1909-8-9 709 Sonoma 1 mi s Sonoma Comment
  CAS-BOT-BC306217  Hemizonia congesta subsp. congesta H. M. Hall 1931-5-26 13082 Sonoma El Verano Comment
  UC134571  Hemizonia congesta subsp. congesta Katharine Brandegee 1905-6-1 Sonoma between Santa Rosa and Sebastopol Comment
Read comments
Jun 26 2010
  UC193421  Hemizonia congesta subsp. congesta H. M. Hall 1916-7-23 10241 Sonoma 6 mi nw Petaluma Comment
  UCR254915  Hemizonia congesta subsp. leucocephala Greg de Nevers 1998-6-9 11270 Sonoma North Coast Range, Pepperwood Ranch Natural Preserve, 3450 Franz Valley Rd., Santa Rosa 400 Comment
  CAS-BOT-BC309671  Hemizonia congesta subsp. lutescens A. A. Heller 1902-8-20 6054 Sonoma At Sebastopol Comment
  UC990618  Hemizonia congesta subsp. lutescens James I. McMurphy 1909-8-9 713 Sonoma Petaluma Comment
  UCR233074  Hemizonia congesta subsp. lutescens Ann Howald 2011-8-30 2808 Sonoma North Coast Ranges, eastern Petaluma Valley, Manor Lane, 0.5 mi. north of intersection with Old Adobe Rd. 75 Comment
  CAS-BOT-BC309669  Hemizonia congesta subsp. lutescens Bruce G. Baldwin 1986-10-29 645 Sonoma 0.3 miles south of junction with State Highway 116 along Lakeville Road Comment
  CAS-BOT-BC309710  Hemizonia congesta subsp. lutescens H. M. Hall 1931-5-28 13104 Sonoma Bodega Bay Comment
  CAS-BOT-BC309725  Hemizonia congesta subsp. lutescens W. M. Heusi 1930-10-18 108 Sonoma Eight miles east of Petaluma on highway toward Sonoma Comment
  UC194216  Hemizonia congesta subsp. lutescens H. M. Hall 1916-7-24 10251 Sonoma 12 km on road to San Rafael; Petaluma Comment
  UCD132988  Hemizonia congesta subsp. lutescens D. H. Hartmann; H. T. Hartmann 1941-8-24 s.n. Sonoma 3 miles west of Petaluma. Comment
  UCD135802  Hemizonia congesta subsp. lutescens Bruce G. Baldwin 1986-10-29 645 Sonoma 0.3 mile south of junction with California State Highway 116 along Lakeville Road. Comment
  UC421612  Hemizonia congesta subsp. luzulifolia John Thomas Howell 1929-10-26 4539 Sonoma 7.5 mi from Santa Rosa (on road to Petrified Forest) Comment
  UC990612  Hemizonia congesta subsp. luzulifolia James I. McMurphy 1909-5-29 Sonoma summit between Geyserville and The Geysers Comment
  CAS-BOT-BC309942  Hemizonia congesta subsp. luzulifolia Milo S. Baker 1932-8-28 6014 Sonoma M. S. Baker ranch, Adobe Canyon Comment
  OBI16218  Hemizonia congesta subsp. luzulifolia Robert F. Hoover 1966-8-23 9918 Sonoma Mark West Creek, on Santa Rosa-Calistoga Rd near jctn of St Helena Rd Comment
  RSA216761  Hemizonia lutescens Robert F. Hoover 1969-8-31 11567 Sonoma Adobe Road and Casa Grande Road near Petaluma. Comment
  RSA81611  Hemizonia luzulifolia subsp. rudis James I. McMurphy 1909-8-8 705 Sonoma Near Kenwood. Comment
  SEINET12121673  Heracleum lanatum F. H. Utech 1986-1 86 -126 Sonoma 3 mi SW on Sonoma Mt. Rd from jct with CA 12, near Jack London Historical Park 200 Comment
  CAS-BOT-BC310186  Hesperevax sparsiflora var. brevifolia John H. Thomas 1976-6-15 18266 Sonoma Southern end of Sea Ranch, northwestern part of county, about 7 miles south of Gualala 30 Comment
  UC72228  Hesperocnide tenella Milo S. Baker Sonoma Auburn or Geysers (Sonoma Co.) Comment
  SD40684  Hesperocyparis macnabiana Carl B. Wolf, E. R. Johnson 1934-10-18 Sonoma Head of Hooker Canyon, 4.7 miles east of Sonoma-Kenwood Road 550 Comment
  HSC1230  Hesperocyparis sargentii L. S. Rose 1969-8-17 69096 Sonoma 4 mi. NE of Occidental, Harrison Grade 244 Comment
  UCD167528  Hesperolinon californicum James Neilson 1979-6-26 3980 Sonoma Mayacmas Mountains, between Big and Little Sulphur Creeks, about 3/4 miles north Contact Mine, northwest Socrates Mine. (Exact location unknown. Coordinates estimated by label maker.) Comment
  JEPS18146  Hesperolinon micranthum Rimo Bacigalupi with G. T. Robbins and F. Hoffmann 1956-5-30 5669 Sonoma vicinity of The Cedars (near Layton Chromite Mine); headwaters of Big Austin Creek 266 Comment
  OBI12534  Hesperolinon micranthum Herbert L. Mason 1946-7-4 12895 Sonoma Inner North coast Ranges. 2 mi E of Occidental on Harrison Grade Comment
  RSA63652  Hesperolinon micranthum Milo S. Baker 1947-5-5 11728 Sonoma South slope of Hood Mt. Above Baker Ranch. 213 Comment
  CAS-BOT-BC361350  Hesperolinon spergulinum Greg de Nevers 1997-4-24 10960 Sonoma Pepperwood Ranch, 3450 Franz Valley Rd., Santa Rosa 400 Comment
  JEPS32295  Hesperolinon spergulinum W. L. Jepson 1923-6-28 10008 Sonoma Kenwood Sonoma Canyon 365 Comment
  UC1212389  Hesperolinon spergulinum Helen K. Sharsmith 1952-6-23 4166 Sonoma 12.2 mi w Skaggs Springs (Stewarts Point road); Inner North Coast Ranges 579 Comment
  CAS-BOT-BC149837  Heteromeles arbutifolia W. R. Dudley 1895-2-1 s.n. Sonoma Mt. St. Helena Comment
  UC1128116  Heteromeles arbutifolia J. B. Spring, R. W. Lundh 1932-7-8 101 Sonoma 1 mi n Sonoma; Napa Quad. 152 Comment
  UCD113310  Heteromeles arbutifolia Jennifer Bury; Peggy Herzog 1993-5-8 257 Sonoma About air miles N of San Francisco; about 11 air miles E of Santa Rosa and 2.5 air miles NE of Kenwood. In Adobe Canyon N of Sugarloaf Ridge and S of Red Mtn 1 mile. Near visitor center. On south-facing rocky slope, 25 feet above parking lot, just off of Lower Bald Mountain Trail. 379 Comment
  UC688921  Heterotheca grandiflora Freed Hoffman 1943-12-1 Sonoma near Guerneville (Northwood); Russian River Comment
  RSA0075934  Heterotheca oregona Peter Rubtzoff 1953-11-1 1436 Sonoma Vacation Beach, near Guerneville. Banks of Russian River. Comment
  JEPS128257  Heterotheca oregona var. rudis Roger Raiche 2000-9-2 148 .00 Sonoma The Cedars. Rick's Gate. Lower Russian River, Big Austin Creek watershed. Comment
  CAS-BOT-BC424179  Heuchera micrantha var. erubescens Volney Rattan 1877-6-16 s.n. Sonoma Guerneville Comment
  UC858050  Heuchera pilosissima Lewis S. Rose 1939-5-14 39119 Sonoma 2 mi e Bodega Bay 30 Comment
  SBBG2695  Heuchera pilosissima H. and M. Dearing 1939-5-14 3368 Sonoma N of Fort Ross 91 Comment
  SEINET195012  Heuchera pilosissima A. A. Heller 1938-5-14 15085 Sonoma Near S end of Bodega Bay Comment
  UC496386  Hieracium albiflorum Merle Randall 1930-6-8 Sonoma Cazadero Comment
  CAS-BOT-BC55453  Hirschfeldia incana Mary P. Wells 1981-7-1 s.n. Sonoma Goat Rock State Beach. Comment
  CAS-BOT-BC55454  Hirschfeldia incana Mary P. Wells 1985-5-26 503 Sonoma By the coast Highway, north of mouth of Russian River. Comment
  UC16300  Hoita macrostachya Alice King June, 1897 Sonoma Healdsburg Comment
  POM252710  Hoita orbicularis A. A. Heller 1902-6-24 7548 Sonoma Near Burkes Sanitarium Comment
  CAS-BOT-BC280787  Holcus lanatus G. DeNevers 1981-6-20 1632 Sonoma Pepperwood Ranch. At the Dentist's Lake Comment
  CAS-BOT-BC280794  Holcus lanatus Peter Rubtzoff 1951-8-4 590 Sonoma Pitkin Marsh, near Forestville. South of the Upper Marsh Comment
  UCD84904  Holcus lanatus Peter Kamb; Francia Chisaki 1950-6-16 1856 Sonoma Pitkin Marsh, northwest of Sebastopol, 1 mile north of Sousa Corners. Comment
  UCD84979  Holcus lanatus M. Wiesendanger 1927-5-5 722 Sonoma Sonoma County. Sonoma. Comment
  UC990598  Holocarpha virgata subsp. virgata James I. McMurphy 1906-7-17 Sonoma Fulton Comment
  JEPS128300  Holodiscus discolor Roger Raiche 2010-6-16 020 .10 Sonoma The Cedars. Lower Russian River, Big Austin Creek watershed. Comment
  CAS-BOT-BC315814  Holozonia filipes A. A. Heller 1902-7-1 5800 Sonoma Lagoon at Sebastopol Comment
  CAS-BOT-BC315809  Holozonia filipes Catherine Best 1980-4-16 s.n. Sonoma Westerbeke Ranch west of El Verano on Grove St. Comment
  UCD148362  Holozonia filipes Peter Rubtzoff 1955-8-27 2095 Sonoma Bennett Mountain Lake. Comment
  UCSB50253  Hordeum brachyantherum subsp. brachyantherum Gray, John 1976-5-1 Sonoma Bluff above Salmon Creek State Beach; T6N R11W 13 Comment
  CAS-BOT-BC285185  Hordeum marinum subsp. gussoneanum G. DeNevers 1981-5-9 1019 Sonoma Pepperwood Ranch. By the Red Corral at the McCann Homestead Comment
  SEINET10892631  Hordeum marinum subsp. gussoneanum A. Arthur Heller 1902-6-4 Heller 5636 Sonoma Santa Rosa. Comment
  CAS-BOT-BC282024  Hordeum murinum subsp. leporinum A. A. Heller 1902-4-11 5278 Sonoma Bodega Bay Comment
  CAS-BOT-BC273541  Hordeum vulgare Peter H. Raven 1950-4-6 1556 Sonoma Cotati, Sonoma Co. to Santa Rosa 45 Comment
  CAS-BOT-BC146520  Horkelia tenuiloba Milo S. Baker 1928-6-28 3197 a Sonoma Pitkins Farm on upland Vine Hill District Comment
  CAS-BOT-BC540825  Hypericum Peter Rubtzoff 1969-7-21 6115 Sonoma Guerneville Marsh, Pocket Canyon area. Comment
  CAS-BOT-BC401323  Hypericum scouleri Peter Rubtzoff 1951-6-30 292 Sonoma Pitkin Marsh, near Forestville. Western branch of the Upper Marsh Comment
  CAS-BOT-BC316679  Hypochaeris glabra Peter Rubtzoff 1952-5-31 1101 Sonoma Upper Marsh Comment
  JEPS128368  Hypochaeris glabra Roger Raiche 2000-5-5 099 A.00 Sonoma The Cedars. Bearpen Creek watershed (CalWater# 1114.120002). Comment
  RSA0009747  Hypochaeris glabra Marcus E. Jones 1931-7-5 29093 Sonoma West of Cloverdale. Comment
  CAS-BOT-BC316715  Hypochaeris radicata Peter Rubtzoff 1951-7-8 396 Sonoma Lower part of the Upper Marsh, Pitkin Marsh near Forestville Comment
  CAS-BOT-BC133509  Iris Saichi Kawahara 1968-4-20 321 Sonoma Oak-Trinity Road, 1 mile northeast of Highway 12 152 Comment
  UC917229  Iris douglasiana C. B. Heiser Jr. 1946-4-13 1720 Sonoma between Jenner and Duncan's Mills Comment
  SEINET10899984  Iris douglasiana R. D. Sage 1992-1-10 Sage 13411 -2 Sonoma Collected along joy rd between bodega hwy and bittner rd, ca 2-6 km sw of occidental. Comment
  SEINET6882951  Iris douglasiana W. P. Vestal, A. G. Vestal 1947-5-13 s.n. Sonoma Ca. 1.3 miles north of Salmon Creek. Comment
  UCD138709  Iris douglasiana R. H. Miller 1949-4-6 15 Sonoma along coast Highway 1, about 5 miles south of Jenner/ Comment
  HSC13861  Iris macrosiphon F. Deemostene 1966-4-3 15 Sonoma 2 mi. E of Healdsburg Comment
  UCD138779  Iris macrosiphon G. E. Kerley 1966-4-3 66- 15 Sonoma Trinity Road, 3.7 miles northeast of State Highway 12. 914 Comment
  POM320439  Iris missouriensis Lynne Hayden 1970-4-5 68 Sonoma Fort Ross, Route 1 76 Comment
  CAS-BOT-BC57735  Isoetes howellii Peter Rubtzoff 1962-6-8 4890 Sonoma Bennett Mountain Lake Comment
  SEINET10794085  Isoetes howellii Wayne Roderick Roderick s.n. Sonoma In a vernal pool, in the Sonoma Mountains east of Cotati, on the Rivers Ranch. 305 Comment
  HSC100952  Isolepis carinata Peter Warner 2011-5-13 191 Sonoma Jenner Headlands, Upper Russian Gulch Pasture, near S fence-line with Boat Field, small drainage flowing NW towards Russian Gulch. 248 Comment
  SD134068  Isolepis carinata Peter Rubtzoff 1966-4-30 5696 Sonoma Todd Road, 1.4 miles from Highway 116 and 0.6 mile from Llano Road, low, moist meadow. Comment
  CAS-BOT-BC112570  Isolepis cernua Peter Rubtzoff 1955-7-31 2015 Sonoma Forestville Marsh. Comment
  CAS-BOT-BC112565  Isolepis cernua Peter Rubtzoff 1962-7-28 5005 Sonoma Laguna de Santa Rosa east of Cunningham (near Llamo Road). Comment
  SD58355  Isolepis cernua W. L. Jepson 1931-7-19 15945 Sonoma Sea-bluffs, just north of Salmon Creek. (IPB 11/07) Comment
  CAS-BOT-BC340223  Jaumea carnosa Peter Rubtzoff 1973-8-25 7256 Sonoma Bodega Head Marsh Comment
  SEINET265720  Juglans californica Royal D. Suttkus 1967-6-25 67- 28 -1 Sonoma Russian River 1 mi E of Alexander Comment
  CAS-BOT-BC109884  Juncus Peter Rubtzoff 1974-10-20 7938 Sonoma Hinebaugh Creek in Rohnert Park.Creek east of Commerce Blvd. Comment
  UCR252541  Juncus breweri Peter Rubtzoff 1954-8-3 1647 Sonoma Bodega Head Marsh 2 Comment
  UC1601701  Juncus bufonius J. Burtt Davy 1894-6-17 Sonoma Knights Valley Comment
  UC1026467  Juncus dubius Peter Rubtzoff 1951-7-8 395 Sonoma near Forestville (lower part of the Upper Marsh); Pitkin Marsh, Upper Marsh Comment
  UCR198257  Juncus dubius Dean Kelch 1991-5-16 s.n. Sonoma Pitkin Marsh 38 Comment
  SEINET3878596  Juncus effusus Kaye H. Thorne 1984-11-22 3667 Sonoma Sea Ranch, Black Point near Lodge.; 0 Comment
  CAS-BOT-BC227619  Juncus effusus subsp. pacificus Peter Rubtzoff 1968-6-25 5904 Sonoma Lichan Marsh Comment
  UCD160827  Juncus effusus subsp. pacificus James A. Neilson Jr.; Teresa A. Sholars 1975-6-20 3436 Sonoma Section 10, the Geysers. (Exact location unknown. Elevation and coordinates estimated by label maker.) 388 Comment
  UCR280144  Juncus effusus subsp. pacificus Peter Rubtzoff 1971-9-3 6693 Sonoma North Coast Range, Spring Creek Reservoir 87 Comment
  CAS-BOT-BC157998  Juncus hesperius Peter Rubtzoff 1959-6-20 4178 Sonoma Willow Creek Marsh Comment
  HSC42040  Juncus lescurii S. Saufferer 1973-5-24 218 Sonoma Bodega Bay near the ocean Comment
  UCR248733  Juncus lescurii Peter Rubtzoff 1954-7-26 1554 Sonoma Coleman Marsh, along Salmon Creek 3 Comment
  UC1026488  Juncus occidentalis Peter Rubtzoff 1952-5-31 1097 Sonoma near Forestville (e branch of Upper Marsh); Pitkin Marsh, Upper Marsh Comment
  UC1133689  Juncus occidentalis H. S. Yates 1936-5-16 5586 Sonoma 2 mi se Forestville; Pitkin Marsh, Sebastopol Quad. 30 Comment
  RSA94073  Juncus orthophyllus J. T. Howell 1945-7-18 21329 Sonoma Pitkin Marsh Comment
  UCD141758  Juncus patens Mary M. Hektner 1976-8-26 266 Sonoma Unit 28 Owner;s Map, Sea Ranch, near State Highway 1. Comment
  UCR254875  Koeleria macrantha Peter Rubtzoff 1964-6-6 5357 Sonoma Fitch Mountain Grove, 2 miles east of Healdsburg 61 Comment
  CAS-BOT-BC273786  Koeleria pyramidata G. DeNevers 1981-6-6 1474 Sonoma Pepperwood Ranch. At top of Telegraph Hill Comment
  UC1069689  Lactuca serriola H. S. Yates 1935-10-3 5344 Sonoma Santa Rosa Santa Rosa Quad., Santa Rosa 53 Comment
  SBBG612  Lagurus ovatus A. A. Beetle 1941-7-8 2856 Sonoma 1 mi N of Steward Pt Comment
  UCD36536  Lamarckia aurea Beecher Crampton 1954-4-26 1793 Sonoma Sonoma County, at border with Mendocino County, 3 miles north of Cloverdale, along U.S. Highway 101. Comment
  CAS-BOT-BC324930  Lasthenia burkei Peter Rubtzoff 1966-4-17 5677 Sonoma Laguna de Santa Rosa east of Graton between Occidental and Guerneville Roads Comment
  JEPS86735  Lasthenia burkei Jack and Betty Guggolz 1990-4-25 1036 Sonoma 1.5 mi n Simi Winery (s of Lytton Road and w of Lytton Creek) 51 Comment
  UC1594209  Lasthenia burkei L. Huntington 1990-4-4 252 Sonoma 1100' e of sharp bend in Lytton Station Rd.; Lytton area 51 Comment
  RSA585979  Lasthenia californica Adree M. Desrochers 1990-4-23 480 Sonoma 12 miles S of Fort Ross State Historic Park; on W side of Hwy 1. Comment
  JEPS26839  Lasthenia californica subsp. bakeri Rimo Bacigalupi 1961-5-21 7702 Sonoma at head Johnson Gulch (due e of Bodega Bay Hill Raod) 217 Comment
  UC353938  Lasthenia californica subsp. macrantha Milo S. Baker 1928-4-14 2977 b Sonoma coast near bay Comment
  CAS-BOT-BC324412  Lasthenia californica subsp. macrantha Paul F. Covel 1938-7-11 1426 Sonoma Near Salmon Beach Comment
  SEINET11807292  Lasthenia chrysostoma F. H. Utech, Knight, W.; Knight, I. 1986-1 86 -231 Sonoma end of Stoetz Road 200 Comment
  CAS-BOT-BC355523  Lasthenia glaberrima Peter Rubtzoff 1963-6-6 5166 Sonoma Laguna de Santa Rosa east of Graton Comment
  JEPS128224  Lasthenia gracilis Roger Raiche 2000-5-4 058 .00 Sonoma The Cedars. Lower Russian River, Big Austin Creek watershed. Comment
  CAS-BOT-BC370851  Lasthenia minor Katharine Brandegee 1905-6-1 s.n. Sonoma Bodega Comment
  CAS-BOT-BC370895  Lasthenia minor Alice Eastwood 1915-6-29 4838 Sonoma Bodega Point Comment
  SD241760  Lasthenia minor J. Clausen 1935-5-24 1084 Sonoma 5 miles south of Jenner, on bluffs overlooking the ocean. Comment
  UCD165004  Lathyrus Peter Rubtzoff 1974-9-7 7886 Sonoma Hinebaugh Creek, Rohnert Park. Comment
  CAS-BOT-BC164389  Lathyrus Peter Rubtzoff 1972-5-25 6769 Sonoma Laguna, Chileno Valley Comment
  CAS-BOT-BC204991  Lathyrus jepsonii var. californicus A. A. Heller 1902-6-11 5692 Sonoma Santa Rosa Creek, east of Santa Rosa Comment
  UCR218646  Lathyrus latifolius George K. Helmkamp, E. A. Helmkamp 2010-6-4 16211 Sonoma North Coast Ranges, Mark West Springs Road (Porter Creek Rd.), about five miles east of its junction with US-101, 5.85 air mi. east (88 deg. ) of Windsor 145 Comment
  UC699623  Lathyrus littoralis F. W. Hoffman 1943-6-7 Sonoma Guerneville Comment
  RSA130892  Lathyrus littoralis E. K. Balls 1958-7-20 23583 Sonoma Sonoma Coast State Park off State Hwy. 1. 3 Comment
  UCR255031  Lathyrus sphaericus Greg de Nevers 1996-6-3 10824 Sonoma North Coast Range, Pepperwood Ranch Natural Preserve, 3450 Franz Valley Rd., Santa Rosa 400 Comment
  CDA36956  Lathyrus vestitus CDFA Staff 1995-5-23 s.n. Sonoma Sugarloaf Ridge State Park; near junction of Meadow, Hillside, and Gray Pine Trails, east of bridge across Sonoma Creek. 0 Comment
  SD254612  Lathyrus vestitus Ann Howald 2015-4-1 3333 Sonoma North Coast Ranges; Stewarts Point-Skaggs Springs Rd. 16.7 miles west of intersection with Rockpile Rd., Wolf Creek drainage. 294 Comment
  RSA12254  Lathyrus vestitus subsp. bolanderi Carl B. Wolf 1934-6-29 5799 Sonoma 6/10 of a mile inland from Stewarts Point. 61 Comment
  SEINET12165541  Lathyrus vestitus subsp. bolanderi F. H. Utech 1986-1 86 -119 Sonoma ca 6 mi NE on Cavedale Road 600 Comment
  UC864425  Lathyrus vestitus var. alefeldii Marcus E. Jones, A. M. 1882-7-17 3576 Sonoma Duncan's Mills Comment
  UCSB22473  Lathyrus vestitus var. ochropetalus McCarthy, Sharon 1965-4-16 Sonoma North of junction of 5th Street West and Verano Avenue, Sonoma 60 Comment
  UCR244753  Layia Peter Rubtzoff 1966-5-29 5730 Sonoma Todd Road, 1.4 miles from Hwy 116 and 0.6 miles from Llano Rd. 29 Comment
  CAS-BOT-BC323227  Layia chrysanthemoides David D. Keck 1931-4-2 997 Sonoma Boyes Springs. 30 Comment
  UC30599  Layia chrysanthemoides H. N. Bolander 1864-1 3902 Sonoma Mark West Comment
  CAS-BOT-BC323234  Layia chrysanthemoides A. A. Heller; H. E. Brown 1902-4-23 5355 Sonoma Near Sonoma Comment
  CAS-BOT-BC321725  Layia gaillardioides David D. Keck; J. Clausen 1935-6-15 3379 Sonoma Russian River, 3 mi above mouth. Comment
  UC185672  Layia platyglossa Katharine Brandegee 1905-6-1 Sonoma Bodega Comment
  CAS-BOT-BC274362  Leersia oryzoides Peter Rubtzoff 1963-9-28 5285 Sonoma Fitch Mtn. Grove, 2 mi. east of Healdsburg. Along Russian River margin Comment
  RSA785219  Lemna Peter Rubtzoff 1970-8-18 6315 Sonoma 5 mi N of Sears Point. Comment
  CAS-BOT-BC339164  Leontodon saxatilis subsp. saxatilis Peter Rubtzoff 1951-7-8 394 Sonoma Pitkin Marsh, near Forestville. Lower part of the Upper Marsh Comment
  SEINET6165742 Image available Lepechinia calycina Unknown 1984-6-1 s.n. Sonoma Occidental Sonoma county Ca, Originally from Santa Barbara Comment
  UCD165875  Lepidium didymum Peter Rubtzoff 1970-10-29 6422 Sonoma Marsh in dunes south of U.C. Bodega Marine Laboratory dormitory. Comment
  CAS-BOT-BC12758  Lepidium oxycarpum John Thomas Howell 1931-4-1 6039 Sonoma 9 miles southwest of Sonoma on road to San Rafael. Comment
  CAS-BOT-BC273994  Leptochloa fusca subsp. fascicularis John Thomas Howell; W. Knight; I. Knight 1988-7-6 s.n. Sonoma Old Redwood Highway & Adobe Road, Penngrove Comment
  CAS-BOT-BC376243  Leptosiphon androsaceus Greg de Nevers 1992-4-28 10117 Sonoma Pepperwood Natural Preserve. 3450 Franz Valley Road 475 Comment
  HSC16952  Leptosiphon androsaceus R. F. Good 1962-4-19 28 Sonoma 2 mi. W of Petaluma on D St., extension toward Pt. Reyes 46 Comment
  SEINET7967473 Image available Leptosiphon androsaceus G. Thomas Robbins 1937-5-23 182 Sonoma Along roadside near Wright School, between Santa Rosa and Sebastopol Comment
  SEINET14160629  Leptosiphon androsaceus H. S. Yates 1934-1 3847 Sonoma 2 miles south of Mark West. Comment
  UCSB5189  Leptosiphon androsaceus Keator, Glenn 1959-4-2 Sonoma 5.5 miles up Cavedale road near its end; 6.6 miles from Agua Caliente Comment
  CAS-BOT-BC226695  Leptosiphon jepsonii Rimo Bacigalupi 1926-5-2 1366 Sonoma Cazadero Comment
  CAS-BOT-BC376328  Leptosiphon jepsonii Greg de Nevers 1995-4-26 10713 Sonoma Pepperwood Ranch, 3450 Franz Valley Rd., Santa Rosa. By barn. 400 Comment
  UCD55069  Leptosiphon jepsonii Ellen Dean; Tammie Beyerl 2006-4-28 3013 Sonoma Town of Kenwood. East side of Hwy. 12. Kunde Vineyards. Vicinity of Pepperwood Lake Reservoir. 177 Comment
  UCD55148  Leptosiphon jepsonii Ellen Dean; Tammie Beyerl 2006-4-28 3030 Sonoma Town of Kenwood. East of Hwy. 12. Kunde Vineyards. Hills to the east, near center of property. 254 Comment
  UCR265096  Leptosiphon parviflorus Ann Howald, Christina Freeman 2015-4-13 3343 Sonoma Inner North Coast Ranges, Annadel State Park, Ledson Marsh, northwest corner, south of Marsh Trail 362 Comment
  JEPS82406  Lessingia hololeuca Roger Raiche 1983-9-20 30727 Sonoma between Monte Rio and Camp Meeker Bohemian Highway; Headwaters Duvoul Creek Comment
  UC1299462  Lessingia ramulosa Freed W. Hoffman August 1946 1691 Sonoma near Guerneville (Gilliam Creek); North Coast Ranges, Gilliam Creek Comment
  UC33166  Lessingia ramulosa Alice King September 1896 Sonoma Healdsburg Comment
  CAS-BOT-BC283530  Leymus X vancouverensis Peter Rubtzoff 1960-10-29 4583 Sonoma Bodega Harbor Marsh. Saline part of the Marsh and along dirt road Comment
  SEINET11688817  Leymus californicus F. H. Utech 1988-1 88 -211 Sonoma 6 mi W of junction of Willow Creek Road & Coleman Valley Road on former, along Willow Creek 40 Comment
  OBI81570  Ligusticum apiifolium Tracey Call, Viola Call 1961-6-10 2070 Sonoma 1 mile north of Kruse Rhododendron State Park. 61 Comment
  CAS-BOT-BC451705  Lilaea scilloides Greg de Nevers 1992-5-5 10142 Sonoma Pepperwood Natural Preserve. 3450 Franz Valley Road 475 Comment
  CAS-BOT-BC451699  Lilaea scilloides John Thomas Howell 1951-5-28 s.n. Sonoma Laguna east of Sebastopol Comment
  RSA178033  Lilaea scilloides Robert F. Thorne 1965-4-19 34275 Sonoma Titus Ranch, Valley Ford. 18 Comment
  SEINET3887045  Lilaea scilloides Lewis S. Rose 1962-4-11 62019 Sonoma Laguna de Santa Rosa 1/2 mi. e. of Cunningham marsh.; 0 15 Comment
  CAS-BOT-BC130833  Lilium pardalinum Peter Rubtzoff 1955-7-17 1971 Sonoma Guerneville Marsh Comment
  UC942861  Limnanthes alba Lewis S. Rose 1951-5-17 51007 Sonoma hills w Agua Caliente 91 Comment
  HSC15782  Limnanthes douglasii L. S. Rose 1965-4-4 65020 Sonoma Sonoma 24 Comment
  RSA227238  Limnanthes douglasii Peter Rubtzoff 1969-5-3 6025 Sonoma Laguna de Santa Rosa, east of Sebastopol. Comment
  RSA42966  Limnanthes douglasii A. A. Heller 1940-4-22 15553 Sonoma In a grassy field between East Windsor and West Windsor. Lower Sonoran Life Zone. Comment
  SEINET6670409  Limnanthes douglasii M. S. Baker s.n. Sonoma Between Santa Rosa and Stony Point Comment
  UC971870  Limnanthes douglasii subsp. douglasii Charles T. Mason Jr. 1948-3-14 1123 Sonoma 0.3 mi n El Verano School (open field w side of road) Comment
  RSA178016  Limnanthes douglasii subsp. douglasii Robert F. Thorne 1965-4-19 34274 a Sonoma Titus Ranch, Valley Ford. 18 Comment
  RSA262357  Limnanthes douglasii subsp. douglasii Lynn Gould 1962-4-20 57 Sonoma 1 mile east of Sonoma. 24 Comment
  SEINET5586467  Limnanthes douglasii var. nivea Paul But 1975-1 990 Sonoma Western end of Sebastopol city limit. Comment
  RSA534571  Limnanthes vinculans Peter Rubtzoff, N. Harrison 1978-5-20 9179 Sonoma Cunningham Marsh Area. Open, very wet ground on north side of Blucher Creek Valley Comment
  UC908637  Linanthus acicularis Mrs. H. P. Bracelin and Susan Stokes 1930-7-27 3 Sonoma 2 mi n Bodega Comment
  UC1301138  Linanthus androsaceus Helen K. Sharsmith 1963-5-25 5492 Sonoma near Bodega Bay; San Francisco Bay Region 30 Comment
  JEPS58244  Linanthus bicolor M. E. and E. Van E. Ferguson Jun 8 1919-Jun 10 1919 Sonoma between Gurneville and Monte Rio; Russian River Comment
  UC907840  Linanthus bicolor Milo S. Baker 1898-1 Sonoma Bodega Bay Region Comment
  UC730032  Linanthus jepsonii Leo F. Koch 1940-4-22 832 Sonoma 15 mi from Geysers; Sulfur Creek Canyon Comment
  CAS-BOT-BC225244  Linanthus latisectus Greg de Nevers 1995-5-5 10722 Sonoma Pepperwood Ranch Natural Preserve, 3450 Franz Valley Road, on the way to Wiemar Flat 487 Comment
  JEPS112969  Linanthus parviflorus Dean W. Taylor 1994-5-4 14209 Sonoma ca. 2 mi SW of Occidental; at junction of Bittner Road and Joy Road, 249 Comment
  UC133989  Linanthus parviflorus Alice Eastwood 1893-4-27 Sonoma Hood Mountain Comment
  CAS-BOT-BC311811  Linaria Peter Rubtzoff 1962-5-25 4833 Sonoma Laguna de Santa Rosa area northwest of Graton, east of Laguna Road. Comment
  UC76069  Linaria vulgaris Miss Emma Lobenstein 1906-1 Sonoma Valley Ford Comment
  CAS-BOT-BC249305  Lindernia Peter Rubtzoff 2013-2-15 8357 Sonoma Bennett Mountain Lake, northern lakeshore Comment
  SEINET6949195  Linum bienne W. P. Vestal, A. G. Vestal 1947-5-13 s.n. Sonoma Maritime grassland, 5 miles north of Fort Ross. Comment
  SEINET12186036  Linum micranthum W. Knight, Knight, I.; Raiche, R.; Edwards, S. 1983-1 4754 Sonoma The Cedars, near Cazadero, Twitchell Ranch 244 Comment
  NY388357  Linum spergulinum H. N. Bolander 06 1867 s.n. Sonoma Cloverdale Comment
  SEINET7884058 Image available Linum spergulinum Michener, Bioletti 1892-1 376 Sonoma Magg's Springs Comment
  SEINET12030991  Lithocarpus densiflorus F. H. Utech 1988-1 88 -209 Sonoma 6 mi W of junction of Willow Creek Road & Coleman Valley Road on former, along Willow Creek 40 Comment
  CAS-BOT-BC36169  Lithocarpus densiflorus var. densiflorus J. W. Congdon 1890-5-16 s.n. Sonoma Guerneville Comment
  UC1127211  Lithophragma affine E. Armstrong 1934-3-26 913 Sonoma 1 mi w Camp Meeker; Sebastopol Quad. Comment
  UCR265120  Lithophragma affine Ann Howald 2015-4-1 3315 Sonoma North Coast Ranges, Stewarts Point-Skaggs Springs Rd, 14.7 miles west of intersection with Rockpile Rd, Wolf Creek drainage 520 Comment
  HSC20223  Lithophragma affine R. F. Good 1962-4-20 4 Sonoma 2 mi. W of Petaluma on D St., extension toward Pt. Reyes. Sonoma Mt. Coast Range. 46 Comment
  UCR37748  Lobularia maritima A. C. Sanders 1985-1-19 5371 Sonoma Bodega Bay, coastal bluffs behind Lucas Wharf, along the highway 15 Comment
  CAS-BOT-BC342132  Logfia filaginoides H. L. Mason 1934-4-28 8062 Sonoma Baker's Ranch, near Kenwood Springs Comment
  CAS-BOT-BC283296  Lolium multiflorum Mary P. Wells 1987-9-7 895 Sonoma Spring Lake Park Comment
  UCD66227  Lolium multiflorum A. A. Beetle; G. L. Stebbins Jr. 1942-6-4 3553 Sonoma 10 miles northeast of Santa Rosa on road to Calistoga. Comment
  UCD84597  Lolium perenne Frederica Bowcutt 1994-6-12 1844 Sonoma Sugarloaf Ridge State Park. About 50 air miles N of San Francisco, 10 air miles E of Santa Rosa, 2.5 air miles NE of Kenwood and 18 air miles NW of Napa. Adobe Canyon N of Sonoma Creek about 35 yards, N of Adobe Canyon Rd. ca. 20 ft. Trail head for Pony Gate trail near kiosk and visitor center. 411 Comment
  UCD66314  Lolium perenne David L. Morgan 1956-4-2 Sonoma 2 mi. W of Petaluma on the 'D' St. extension Rd. Comment
  UCR218641  Lolium perenne subsp. multiflorum George K. Helmkamp, E. A. Helmkamp 2010-6-4 16221 Sonoma North Coast Ranges, Mark West Springs Road (Porter Creek Rd.), 6.4 rd. miles east of its junction with US-101, 5.9 air mi. east (88 deg. ) of Windsor 155 Comment
  CAS-BOT-BC376391  Lomatium Greg de Nevers 1993-5-10 10443 Sonoma Harrison Grade. 182 Comment
  UCD167360  Lomatium californicum James Neilson 1981-5-28 4036 Sonoma Mayacmas Mountains. The Geysers. Vicinity of PG and E lookout. (Exact location unknown. Coordinates estimated by label maker.) Comment
  SD99412  Lomatium californicum Christopher Davidson 1977-6-20 6021 Sonoma Dry Creek Road, 9.3 miles west of Geyersville 89 Comment
  SEINET12121666  Lomatium californicum W. Knight, Knight, I.; Edwards, S. 1986-1 5294 Sonoma on Geysers Road between Geysers Resort site & CLoverdale Comment
  SEINET8465350 Image available Lomatium californicum F. Almeda, G. DeNevers 1981-4-28 4907 Sonoma Approximately 5 mi from main gate to Pepperwood Ranch Natural Preserve just off Franz Valley Rd. Comment
  SEINET12121702  Lomatium dasycarpum W. Knight, Knight, I.; Edwards, S. 1986-1 5371 Sonoma along trail to summit of Geyer Peak, access from Healdsburg-Geysers Rd 856 Comment
  POM180784  Lomatium dasycarpum subsp. dasycarpum J. T. Howell 1930-7-13 5340 Sonoma Black Point Road Comment
  UCD127042  Lomatium dasycarpum subsp. dasycarpum Botany 102 Students 1993-5-8 262 Sonoma Sugarloaf Ridge State Park. About 50 air miles N of San Francisco, 10 air miles E of Santa Rosa, 2.5 air miles NE of Kenwood and 18 air miles NW of Napa. Adobe Canyon. Comment
  UCD127044  Lomatium dasycarpum subsp. dasycarpum Frederica Bowcutt 1994-5-21 1806 Sonoma Sugarloaf Ridge State Park. About 50 air miles N of San Francisco, about 10 air miles E of Santa Rosa, about 1.5 air miles N of Kenwood, about 18 air miles NW of Napa. Along meadow trail, approx. 3/8 mile from trailhead. 1300 Comment
  SD130504  Lomatium macrocarpum F. Almeda, G. DeNevers 1981-4-28 4905 Sonoma Pepperwood Ranch, ca. 1/2 mile from main gate to Pepperwood Ranch Natural Preserve just off Franz Valley Road. Comment
  CAS-BOT-BC217808  Lomatium repostum Walter Knight; Irja Knight 1985-7-21 6256 Sonoma Pine Flat Rd. Comment
  UCR265238  Lomatium utriculatum Ann Howald 2015-4-28 3379 Sonoma North Coast Ranges, Stewarts Point-Skaggs Springs Rd, 16.5 miles west of intersection with Rockpile Rd, Wolf Creek drainage 318 Comment
  UC923165  Lomatium vaginatum Freed W. Hoffman 1950-5-24 3282 Sonoma The Island, Devil Creek, a tributary of East Austin Crek North Coast Range, Devil Creek Comment
  UC28516  Lonicera hispidula var. vacillans Ivar Tidestrom 1895-6-14 Sonoma Petaluma Comment
  SJSU11557  Lonicera involucrata T. A. Wayne 1962-4-7 Sonoma between Bodega Bay & Salmon Cr Comment
  CAS-BOT-BC244007  Lonicera involucrata var. ledebourii Peter Rubtzoff 1951-5-28 83 Sonoma Western branch of the Upper Marsh, Pitkin Marsh near Forestville Comment
  CAS-BOT-BC244012  Lonicera involucrata var. ledebourii Peter Rubtzoff 1954-6-6 1472 Sonoma Guerneville Marsh Comment
  CAS-BOT-BC243996  Lonicera involucrata var. ledebourii H. E. McMinn 1922-6-6 163 Sonoma Along stream in So. Sonoma Co., S. of Occidental Comment
  CAS-BOT-BC293682  Lotus Peter Rubtzoff 1974-9-7 7887 Sonoma Hinebaugh Creek in Rohnert Park., creek bed west of Commrece Blvd. crossing. Comment
  RSA0020335  Lotus Peter Rubtzoff 1974-6-2 7503 Sonoma Upper Green Valley Marsh. Comment
  HSC2127  Lotus formosissimus C. B. Wolf 1927-9-2 1353 Sonoma 1.0 mi. S of Gualala River Comment
  SEINET7067239  Lotus heermannii A. G. Vestal 1947-5-13 s.n. Sonoma Base of dunes, Bodega Head. Coordinate datum: NAD27. UTM Zone 10, 505861mE, 4250832mN. Comment
  UC69629  Lotus humistratus J. Burtt Davy 1896-3-13 1655 Sonoma Duncan's Mills Comment
  UCR44916  Lotus humistratus L. F. LaPre 1986-5-31 s.n. Sonoma Socrates Mine, c. 9 mi ENE of Geyserville 976 Comment
  UC353803  Lotus oblongifolius var. oblongifolius Milo S. Baker 1928-4-28 3008 a Sonoma Pitkin Swamp Comment
  JEPS117056  Lotus pinnatus Peter Warner 2007-5-12 84 Sonoma Mayacamas Audubon Sanctuary, Pine Flat Road, E of Geyserville; along Little Sulphur Creek, at bridge approx. 1 km N of Sanctuary parking lot at Pine Flat. 631 Comment
  CDA31006  Lotus purshianus D. G. Kelch, Troy McGregor 2010-8-22 10 .357 Sonoma Nr Peak of Geyser Peak Rd. 0 Comment
  UCR275251  Lotus purshianus Peter Rubtzoff 1973-8-29 7288 Sonoma Sonoma Creek, near Agua Caliente Road crossing, west of Agua Caliente 38 Comment
  SEINET3523773 Image available Lotus purshianus Bassett Maguire, Ruth Maguire; C. B. Maguire 1934-6-7 15122 Sonoma Roadside, 2 miles N of Kellogg Comment
  POM18333  Lotus scoparius var. scoparius A. A. Heller 1902-6-26 7473 Sonoma Along Sonoma Creek, at the foot of Mt. Hood Comment
  RSA0059082  Lotus subpinnatus Greg de Nevers 1992-5-2 10138 Sonoma Pepperwood Ranch Natural Preserve. 3450 Franz Valley Rd. Along Franz Creek. 91 Comment
  POM18957  Lotus unifoliolatus A. A. Heller 1902-8-18 7453 Sonoma Santa Rosa. Comment
  RSA568520  Lotus unifoliolatus H. L. Bauer 350 Sonoma Big Basin Comment
Read comments
Sep 18 2012
  CDA36840  Lotus wrangelianus CDFA Staff s.n. Sonoma Sugarloaf Ridge State Park; near junction of Meadow, Hillside, and Gray Pine Trails, east of bridge across Sonoma Creek. 0 Comment
  UCD65846  Ludwigia hexapetala B. J. Grewell 2006-8-23 06- 48 -LU Sonoma Russian River watershed, Russian River at summer water crossing, Asti. Collection immediately downstream of summer bridge, west bank. 64 Comment
  UCD164978  Ludwigia palustris Peter Rubtzoff; Vanette Bunyan, Nancy Harrison, Marion Weiger 1974-8-5 7800 Sonoma Kenwood Marsh. Comment
  POM312607  Ludwigia palustris var. pacifica H. L. Mason 1946-7-4 12886 Sonoma Pitkin Marsh, between Santa Rosa and Forestville. Comment
  CAS-BOT-BC164036  Ludwigia peploides Peter Rubtzoff 1958-8-9 3851 Sonoma Laguna de Santa Rosa, north of Sebastopol (near Occidental Road) Comment
  UCD148364  Ludwigia peploides Peter Rubtzoff 1955-8-21 2091 Sonoma Vacation Beach, near Guerneville along Russian River, below the dam. Comment
  UCD65950  Ludwigia peploides subsp. peploides B. J. Grewell 2006-9-19 06- 74 -LU Sonoma Spring Lake, Sonoma County Park. Santa Rosa, CA. Shoreline near kayak rental and concession area at Spring Creek overflow spillway. 90 Comment
  CAS-BOT-BC201295  Lupinus Charles Piper Smith 1946-4-26 46233 Sonoma Highway 1 at Coast Russian River Bridge Comment
  CDA36944  Lupinus adsurgens CDFA Staff 2008-1 s.n. Sonoma Sugarloaf Ridge State Park; near junction of Meadow, Hillside, and Gray Pine Trails, east of bridge across Sonoma Creek. 0 Comment
  UCD105742  Lupinus affinis John Thomas Howell 1976-4-26 51596 Sonoma hills east of Geyserville on road to Geysers. Comment
  UCD167634  Lupinus albifrons James A. Neilson Jr. 1977-3-7 3846 Sonoma Mayacmas Mountains. Near soulth base Mt. St. Helena. (Exact location unknown. Coordinates estimated by label maker.) Comment
  SEINET10488401  Lupinus albifrons Charles Piper Smith 1948-4-27 Smith 48163 Sonoma Junction melitta-mark west-petrified forest roads. Petrified forest, junction Comment
  SEINET10488444  Lupinus albifrons Joseph W. Congdon 1880-5-16 Congdon s.n. Sonoma Above Sebastopol. Comment
  UC725889  Lupinus albifrons var. albifrons A. A. Heller 1940-5-17 15632 Sonoma about 2 mi e Bodega Bay; e of Bodega Bay Comment
Read comments
Jan 27 2007
  POM11031  Lupinus albifrons var. eminens A. A. Heller, H. E. Brown, A. H. Heller 1902-3-27 7175 Sonoma Western base of Mt. Hood. Comment
  CHSC63910  Lupinus arboreus John Hale 1990-4-10 14 Sonoma 305 m. NW of Ocean Grove. 6 Comment
  POM299302  Lupinus arboreus var. eximius H. C. Cantelow 1941-6-7 s.n. Sonoma 4 miles north of Bay, State Highway 1. Comment
  UC1197261  Lupinus bicolor Joseph P. Tracy 1933-5-1 12127 Sonoma Knight's Valley 152 Comment
  UC15936  Lupinus bicolor W. H. Brewer 1862-4-17 982 Sonoma near Sonoma (Sonoma Valley) Comment
  UCD167409  Lupinus bicolor James Neilson 1977-3-25 3852 Sonoma Mayacmas Mountains, about 3 miles south Pine Flat on Pine Flat Rd. (Exact location unknown. Coordinates estimated by label maker.) Comment
  SEINET12165191  Lupinus bicolor F. H. Utech, Knight, W.; Knight, I. 1986-1 86 -178 Sonoma The Geysers, ca 14 mi ESE of Preston & US 101 on Geysers Rd 485 Comment
  CAS-BOT-BC187858  Lupinus chamissonis Alice Eastwood; John Thomas Howell 1939-4-2 7362 Sonoma Larkspur Rock Comment
  SEINET10485230  Lupinus densiflorus var. crinitus A. Arthur Heller 1938-5-14 Heller 15091 Sonoma Grassy roadside banks near two rooks, w of petaluma, growing in dense colonies In clay soil. Fresh fls mostly deep violet. Humid transition life zone. Comment
  HSC14968  Lupinus densiflorus var. palustris H. E. Parks, S. T. Parks 1930-5-9 600 Sonoma West end of Knights Valley 152 Comment
  UCD160313  Lupinus latifolius James A. Neilson Jr. 1975-5-23 3200 Sonoma Big Sulphur Creek, Abril property. ( (Elevation and coordinates estimated by label maker.) 388 Comment
  UCR265092  Lupinus latifolius Ann Howald 2015-4-1 3335 Sonoma North Coast Ranges, Stewarts Point-Skaggs Springs Rd, 17.0 miles west of intersection with Rockpile Rd, Wolf Creek drainage 260 Comment
  SEINET12164395  Lupinus latifolius F. H. Utech, Walter, W.; Knight, I. 1984-1 84 -084 Sonoma ca 4 mi NNW of Sonoma on Cavedale Road from junction with CA 12 152 Comment
  UCD108128  Lupinus latifolius P. B. Kennedy 1915-5-31 22 Sonoma Annapolis. Comment
  POM11292  Lupinus latifolius subsp. latifolius Philip A. Munz 1922-6-27 5846 Sonoma Santa Rosa, Santa Rosa Mountains. Comment
  UCD108752  Lupinus microcarpus var. densiflorus R. Tofsrud 1948-5-1 s.n. Sonoma Cloverdale. Comment
  JEPS86765  Lupinus microcarpus var. microcarpus Jack and Betty Guggolz 1990-6-16 1065 Sonoma one mi nnw Camp Meeker (at the upper end of a reservoir on Grub Creek); Grub Creek 85 Comment
  SD88509  Lupinus microcarpus var. microcarpus Darley F. Howe 1972-6-28 Sonoma North of Jenner Comment
  JEPS65363  Lupinus nanus W. L. Jepson 1914-4-11 5801 Sonoma Sonoma Valley 35 Comment
  SD130431  Lupinus nanus F. Almeda, G. DeNevers 1981-3-30 4887 Sonoma Pepperwood Ranch; summit and east-facing slope of Three Tree Hill. Comment
  UC1197270  Lupinus nanus Joseph P. Tracy 1933-5-1 12130 Sonoma below Knight's Valley along Mayacama Creek; along Maycama Creek below Knight's Valley 152 Comment
  HSC49398  Lupinus nanus subsp. latifolius R. York 1979-4-8 205 Sonoma Along Hwy. 128, 1 mi. N of Calistoga 366 Comment
  CAS-BOT-BC320548  Lupinus polycarpus Peter Rubtzoff 1969-5-11 6045 Sonoma Laguna de Santa Rosa northeast of Graton, at end of Piner Road. Comment
  HSC81612  Lupinus polycarpus Thomas W. Nelson, Jane P. Nelson 1980-5-3 5127 Sonoma Along Roberts Rd. ca. 100 m past bridge over Copeland Creek, E of Rhonert Park 61 Comment
  HSC34852  Lupinus polycarpus Thomas W. Nelson 1975-5-8 1810 Sonoma Beside Hwy. 101 at Asti Comment
  CAS-BOT-BC207257  Lupinus sericatus Walter Knight; Steve Edwards 1985-11-17 5183 Sonoma Ridge northwest of summit on Kortum Canyon Road Comment
  POM276546  Lupinus variicolor Rimo Bacigalupi 1928-6-18 1895 Sonoma Beach at the mouth of Salmon Creek 2 miles north of Bodega Bay. Comment
  UC683337  Lupinus variicolor Mrs. H. P. Bracelin 1931-5-9 341 Sonoma beyond Dundee R.R. station and Molino nursery about one mi w Sebastopol Comment
  SBBG125951  Lupinus variicolor D. Huang 2006-5-30 06053006 Sonoma Bodega Marine Laboratory, coastal bluff near building 2 Comment
  CAS-BOT-BC210025  Luzula Peter Rubtzoff 1958-5-17 3680 Sonoma Laguna de Santa Rosa, east of Cunningham (near Llano Road) Comment
  UCD142080  Luzula comosa G. F. Hrusa; R. Gross 1996-3-8 12658 Sonoma on lower SE facing slope on S side of Foote Creek. Foote Ranch at corner of Ida Clayton Road and Highway 128. 250 Comment
  UCD55071  Luzula comosa Ellen Dean; Tammie Beyerl 2006-4-28 3015 Sonoma Town of Kenwood. East side of Hwy. 12. Kunde Vineyards. Vicinity of Pepperwood Lake Reservoir. 177 Comment
  CAS-BOT-BC436741  Luzula comosa var. comosa John Thomas Howell 1937-6-6 13033 Sonoma Pitkin Marsh Comment
  CAS-BOT-BC436731  Luzula comosa var. comosa Alice Eastwood 1915-1-1 s.n. Sonoma Bodega Point Comment
  CHSC20576  Luzula macrantha Robert A. Schlising 1962-3-31 2129 Sonoma Coast Ranges. Ca 2 mi NE of Kenwood along road in to Sugarloaf Ridge. Comment
  CAS-BOT-BC441041  Luzula macrantha A. A. Heller 1902-3-20 5101 Sonoma Near Windsor Comment
  UC1753615  Lycopodium clavatum Clare Golec 2000-6-23 Sonoma maritime ridgeline just above Sea Ranch; ne edge of unit 1 of Terrapin Timber 158 Comment
Read comments
Jun 29 2008
  UC1784223  Lythrum hyssopifolia Ethel Crum 1930-1 731 Sonoma Petaluma Comment
  UCD103007  Lythrum hyssopifolia Frederica Bowcutt 1984-6-23 424 Sonoma Salt Point State Park. Approx. 20 miles N of Jenner and 80 miles S of Fort Bragg along Sonoma County Coast. Immed. N of Gerstle Cove. W of Hwy 1. 24 Comment
  SEINET7042722  Machaeranthera canescens A. G. Vestal 1947-5-16 s.n. Sonoma Ca. 4.5 miles east of Winsor. Healdsburg quadrangle UTM Zone 10, 519826mE, 4271406mN. Comment
  CAS-BOT-BC166707  Madia Peter Rubtzoff 1970-8-19 6329 Sonoma On Austin Creek Beach, 3.5 miles south of Cazadero. Comment
  UC523535  Madia David D. Keck 1933-11-6 2647 Sonoma 1 mi n Freestone (on road to Occidental) Comment
  CAS-BOT-BC166731  Madia Peter Rubtzoff 1964-5-31 s.n. Sonoma Along Russian River at Fitch Mtn. Grove, 2 miles east of Healdsburg. Comment
  CAS-BOT-BC344039  Madia elegans David D. Keck 1933-11-6 2646 Sonoma 1 mi. N. of Freestone on road to Occidental Comment
  CAS-BOT-BC344050  Madia elegans John Thomas Howell 1930-7-13 5341 Sonoma Black Point Road Comment
  UC89455  Madia elegans W. E. Bryant July 1887 Sonoma Healdsburg Comment
  CAS-BOT-BC344049  Madia elegans Helen D. Geis 1902-8-1 581 Sonoma Cloverdale Comment
  JEPS12584  Madia elegans Eleanor Armstrong June 1932 509 Sonoma hill below St. Dorothy's (near Camp Meeker) 121 Comment
  UCD132769  Madia elegans Frederica Bowcutt 1994-6-12 1869 Sonoma Sugarloaf Ridge State Park. About 50 air miles N of San Francisco, 10 air miles E of Santa Rosa, 1.5 air miles N of Kenwood and 18 air miles NW of Napa. Along Pony Gate Trail above Adobe Canyon Road (road visible from trail.) Less than 1/8 mile SW of trail juncture with Pony Gate Gulch Creek. 326 Comment
  SDSU4727  Madia elegans subsp. densifolia D. F. Howe 1961-7-29 3086 Sonoma 2 miles east of a point 4 miles north of Santa Rosa on #101, on road to Calistoga. 122 Comment
  UCSB45559  Madia exigua Roos, John 1957-7-2 Sonoma Miller Ridge Comment
  CAS-BOT-BC157687  Madia exigua Peter Rubtzoff 1962-6-8 4882 Sonoma Bennett Mountain Lake. Comment
  CAS-BOT-BC166728  Madia gracilis Peter Rubtzoff 1964-6-24 5366 Sonoma Lower Salmon Creek Marsh. Comment
  CAS-BOT-BC343456  Madia gracilis John Thomas Howell; Catherine Best; Gordon H. True 1982-5-6 54684 Sonoma Bouverie Audubon Preserve, about 1.5 miles east of Glen Ellen near Stuart Creek 137 Comment
  CAS-BOT-BC343462  Madia gracilis J. Clausen 1935-5-23 1075 Sonoma 0.3 mi. N. of entrance to Petrified Forest Comment
  CAS-BOT-BC343460  Madia gracilis G. DeNevers 1981-5-23 1275 Sonoma Pepperwood Ranch Comment
  POM231097  Madia nutans Jens Clausen 1935-5-24 1077 Sonoma Adobe Canyon at Sonoma Creek, along base of first ravine above Kenwood Springs. Comment
  CAS-BOT-BC345213  Madia sativa Alice Eastwood; John Thomas Howell 1936-7-4 3825 Sonoma 2 miles n. of Windsor Comment
  CAS-BOT-BC345226  Madia sativa A. A. Heller 1902-8-18 6050 Sonoma Santa Rosa Comment
  CAS-BOT-BC345260  Madia sativa David D. Keck 1933-11-6 2647 Sonoma 1 mi. N. of Freestone on road to Occidental Comment
  LA209925  Madia sativa O. H. Kappler; 1930-6-8 5264 Sonoma 1 mi. east of Bodega Bay Comment
  CHSC26309  Maianthemum stellatum P. Kunst 1977-4-12 31 Sonoma 170 Comment
  CAS-BOT-BC511493  Maianthemum stellatum Greg de Nevers 1981-4-18 737 Sonoma Hot roadside at cnfluence of Mark west Creek with Leslie Creek, Pepperwood Ranch Comment
  CAS-BOT-BC290639  Malva Peter Rubtzoff 1972-5-25 6754 Sonoma Laguna, Chileno Valley. Comment
  RSA34706  Malva sylvestris I. L. Wiggins, R. S. Ferris 1943-5-2 10207 Sonoma Vacant lot along highway, U.S. 101, in Healdsburg. Comment
  CAS-BOT-BC348033  Mantisalca salmantica M. A. King 1897-8-1 s.n. Sonoma Healdsburg Comment
  CAS-BOT-BC348216  Matricaria discoidea Peter Rubtzoff 1966-5-26 s.n. Sonoma Laguna de Santa Rosa east of Sebastopol Comment
  CAS-BOT-BC348223  Matricaria discoidea Volney Rattan 1867-4-1 s.n. Sonoma Black Point Comment
  CAS-BOT-BC268100  Medicago Peter Rubtzoff; Vanette Bunyan; Nancy Harrison; Marion Weiger 1974-8-5 7804 Sonoma Kenwood Marsh. Comment
  CAS-BOT-BC262981  Medicago polymorpha Peter Rubtzoff 1958-9-28 4019 Sonoma Vacation Beach, near Guerneville, along Russian River. Comment
  CAS-BOT-BC269512  Melica californica G. DeNevers 1981-5-20 1219 Sonoma Pepperwood Ranch. On roadcut along Mark West Springs Rd. SW of Mark West Lodge, just before the road widens Comment
  UCD87217  Melica californica R. Tofsrud 1947-6-17 195 Sonoma Old Santa Rosa cemetery. Comment
  SEINET10599364  Melica californica A. Arthur Heller 1902-4-23 Heller 5351 Sonoma Near Sonoma. Comment
  SEINET10926810  Melica californica A. Arthur Heller 1902-4-4 Heller 5315 Sonoma Hills near Santa Rosa. Comment
  CAS-BOT-BC281276  Melica geyeri G. DeNevers 1981-5-15 1164 Sonoma Pepperwood Ranch. N arm of Garrison Canyon Comment
  CAS-BOT-BC281285  Melica geyeri Catherine Best 1981-5-2 s.n. Sonoma Bohemian Highway 3.5 miles N of Occidental Comment
  UCD87355  Melica geyeri R. Tofsrud 1948-5-1 s.n. Sonoma Woods between Kellogg and Alexander Valley. Comment
  UCD87362  Melica geyeri H. S. Yates 1937-5-30 6545 Sonoma 3 miles NW of Graton. 243 Comment
  HSC10346  Melica geyeri Leo Koch 1940-4-24 843 Sonoma 1 mi. N of two and one half mile junction from Kenwood and Glen Ellen in Bennett Valley. Comment
  UC34142  Melica harfordii Joseph Burtt Davy and Walter C. Blasdale 1899-7-22 6001 Sonoma Guerneville Comment
  CAS-BOT-BC262452  Melica subulata Peter Rubtzoff 1959-6-6 4104 Sonoma Duncans Mills Marsh Comment
  CAS-BOT-BC262553  Melica torreyana G. DeNevers 1981-4-4 629 Sonoma Pepperwood Ranch. By Studio Comment
  POM204779  Melica torreyana A. A. Heller 1902-3-27 5160 Sonoma Western base of Mt. Hood. Comment
  SEINET196998 Image available Melica torreyana W. S. Boyle 1942-4-26 1076 Sonoma Between Petrified Forest and Mark West at jct of side road to Santa Rosa 380 Comment
  UCD88817  Melica torreyana A. A. Beetle; G. L. Stebbines Jr. 1942-6-4 3567 Sonoma 10.2 miles northeast of Santa Rosa on road to Calistoga. Comment
  UCD89210  Melica torreyana L. Whitney 1935-4-14 s.n. Sonoma Near Occidental. Comment
  CAS-BOT-BC262568  Melica torreyana David L. Morgan 1961-4-15 s.n. Sonoma On the Bohemian Highway, 3 mi. N. of Occidental Comment
  SEINET10599670  Melica torreyana A. Arthur Heller 1902-3-27 Heller 5160 Sonoma Western base of Mt. Hood. Comment
  SEINET10827767  Melica torreyana A. Arthur Heller 1902-4-4 Heller 5316 Sonoma Hills near Santa Rosa. Comment
  UCD108072  Melilotus indicus Mary M. Hektner 1975-8-14 226 Sonoma Close to State Highway 1; Unit 24 Owners' Map, Sea Ranch. Comment
  HSC15018  Melilotus indicus S. N. Wiemeyer 1962-4-20 30 Sonoma 0.75 mi. E of County Hospital along Chanate Rd. 122 Comment
  UCD81449  Melilotus indicus M. Wiesendanger 1927-5-5 717 Sonoma Sonoma. Comment
  UCD148332  Melissa officinalis Peter Rubtzoff 1954-8-11 1684 Sonoma Guerneville Marsh. Comment
  CAS-BOT-BC173615  Mentha Peter Rubtzoff 1962-7-4 4965 Sonoma Healdsburg region. Fitch Mts. Grove, 2 mi. east of Healdsburg. Russian River Comment
  CHSC21958  Mentha pulegium Robert A. Schlising 1962-11-23 2425 Sonoma California Coastal Range. Near Two Rock. Comment
  UCSC000631  Mentha pulegium I. J. Condit 2008-8-13 s.n. Sonoma Guerneville Comment
  POM62727  Mentha pulegium Geo R. Hall 1906-10-14 s.n. Sonoma Guerneville Comment
  RSA784401  Mentha spicata Peter Rubtzoff 1953-11-1 1449 Sonoma Guerneville Marsh. Comment
  RSA785143  Mentha spicata Peter Rubtzoff 1968-8-24 5936 Sonoma Forest Hills, 5.5 mi E of Guerneville. On Russian River bank. Comment
  CAS-BOT-BC182772  Mentzelia laevicaulis Peter Rubtzoff 1958-9-7 s.n. Sonoma Vacation Beach, near Guerneville along Russian River. Comment
  CAS-BOT-BC322615  Micropus amphibolus John Thomas Howell 1948-4-18 24203 Sonoma Hills east of Agua Caliente Comment
  UC88384  Micropus californicus var. californicus Miss Alice Eastwood 1893-4-26 Sonoma Santa Rosa Comment
  CAS-BOT-BC210116  Microseris Peter Rubtzoff; H. A. Froebe 1971-5-30 6499 Sonoma Border of dry vernal pool, 4.25 miles west of Glen Ellen on Bennett Valley Road. Comment
  SEINET11601910 Image available Microseris bigelovii P. Kamb, F. Chisaki 1952-6-21 2304 Sonoma Fort Ross Comment
  UC971981  Microseris bigelovii Francia Chisaki, Peter Kamb 1952-6-21 2304 Sonoma Fort Ross Comment
  CAS-BOT-BC322708  Microseris laciniata John Thomas Howell 1937-7-4 13081 Sonoma 4 miles west of Santa Rosa Comment
  UC50057  Microseris laciniata subsp. laciniata F. T. Bioletti 1892-7-8 Sonoma South Los Guilicos Comment
  SD7425  Mimetanthe pilosa Michener, Bioletti 1892-7-3 1686 a Sonoma Healdsburg Comment
  CAS-BOT-BC320496  Mimulus Peter Rubtzoff 1955-8-20 2064 Sonoma Bodega Head Marsh. Comment
  CAS-BOT-BC320504  Mimulus Peter Rubtzoff 1955-8-20 2081 Sonoma Bodega Harbor Marsh. Comment
  CAS-BOT-BC320519  Mimulus Peter Rubtzoff 1974-5-26 7484 Sonoma Vernal pool area on Bennett Valley Road, 4.25 miles west of Glen Ellen. Comment
  CAS-BOT-BC320521  Mimulus Peter Rubtzoff 1970-6-21 6265 Sonoma Along sluggish tributary of Mark West Creek, ca. 3 miles west of Fulton. Comment
  CAS-BOT-BC320581  Mimulus Peter Rubtzoff 1955-7-9 1933 Sonoma Forestville Marsh. Comment
  RSA550833  Mimulus aurantiacus var. aurantiacus David M. Thompson 1992-6-4 1111 Sonoma 7.0 mi S of Mendocino co. line along Hwy 1; 0.5 mi N of Black Point Beach access road 96 Comment
  RSA535758  Mimulus douglasii David M. Thompson 1989-4-4 995 Sonoma 1.1 mi N of Porter Creek Road along Franz Valley Road. 30 ft S of (and opposite) 900 Franz Valley Road residence gate. 305 Comment
  UCD122711  Mimulus guttatus Terri Williamson 1990-5-20 58 Sonoma Bayflat Rd., Bodega Bay. 3 Comment
  UCR248872  Mimulus guttatus Peter Rubtzoff 1954-9-4 1729 Sonoma Bodega Head Marsh 2 Comment
  UCR248874  Mimulus guttatus Peter Rubtzoff 1978-6-11 9215 Sonoma Cunningham Marsh area, on north side of Blucher Creek Valley 35 Comment
  UCR252546  Mimulus guttatus Peter Rubtzoff 1972-5-25 6764 Sonoma North Coast Range, Laguna [Lake], Chileno Valley 69 Comment
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Nov 23 2015
  UCR275268  Mimulus guttatus Peter Rubtzoff 1955-7-9 1929 Sonoma North Coast Range, Forestville Marsh 71 Comment
  RSA0022512  Mimulus guttatus Peter Rubtzoff 1964-5-20 5321 Sonoma Bodega Bay Marsh. Comment
  UC26981  Mimulus microphyllus State Survey 974 Sonoma Sonoma Comment
  UC124362  Mimulus pilosus T. S. Brandegee July 1887 Sonoma Healdsburg Comment
  UC26912  Mimulus pilosus J. Burtt Davy 1896-7-22 4144 Sonoma Russian River Comment
  UCD39138  Mimulus pilosus Beecher Crampton 1964-8-18 7145 Sonoma N.E. Sonoma County: 'The Geysers', Big Sulphur Creek. Comment
  RSA550574  Mimulus tricolor Peter Rubtzoff, H. A. Froebe 1971-5-30 6482 Sonoma 4.25 mi west of Glen Ellen on Bennett Valley Rd. Comment
  JEPS18141  Minuartia douglasii Rimo Bacigalupi with G. T. Robbins and F. Hoffmann 1956-5-30 5661 Sonoma near Layton Chromite Mine (headwaters of creek, along and just above creekbed); Big Austin Creek, Vic. of The Cedars 266 Comment
  CAS-BOT-BC388899  Minuartia douglasii Peter Rubtzoff 1957-5-26 3353 Sonoma Hillslope near Occidental-Graton road, 2.7 mi. east of Occidental Comment
  UCD98266  Minuartia douglasii Frederica Bowcutt; Jeff Kennedy 1994-5-21 1811 Sonoma Sugarloaf Ridge State Park; about 40 air miles N of San Francisco, 11 air miles E of Santa Rosa, 18 air miles NW of Napa, 1.5 air miles NE of Kenwood. Along the Meadow Trail, approx. 3/4 mile from trail head. 1500 Comment
  CAS-BOT-BC435114  Mollugo verticillata Peter Rubtzoff 1958-8-30 3935 Sonoma Vacation Beach, near Guerneville. Bottom of Russian River. Comment
  JEPS42868  Mollugo verticillata Milo S. Baker 1923-8-26 441 Sonoma Russian River near Geyserville; Russian River Comment
  CAS-BOT-BC435109  Mollugo verticillata Peter Rubtzoff 1959-8-30 4245 Sonoma Drake's Beach, near Guerneville. Bottom of Russian River. Comment
  UC2035939  Monardella purpurea Robert F. Hoover 1938-6-14 3609 Sonoma 3 miles west of Graton on road to Occidental Comment
  CHSC67997  Monardella villosa Jack Guggolz; Betty Guggolz 1992-5-17 1303 Sonoma West side of Black Mountain, south of Geyser Peak. Blooming just above the Anderson Trail on O'Farrell property. 597 Comment
  UC157914  Monardella villosa subsp. villosa Milo S. Baker 1898-6-12 651 Sonoma The Geysers Comment
  CAS-BOT-BC314201  Monardella villosa subsp. villosa Dorothy Scherer 1996-6-3 050 Sonoma Fort Ross Road, N side, ca 0.5 mi. W of Seaview Rd. Fort Ross State Historic Park. 457 Comment
  SEINET3822997 Image available Monardella villosa subsp. villosa C. L. Hitchcock, J. S. Martin 1939-7-15 5446 Sonoma Cliffs below Bodega State Park Comment
  UC1995311  Monardella viridis Robert F. Hoover 1942-7-6 5912 Sonoma ridge s The Geysers Comment
  CAS-BOT-BC220699  Monardella viridis Milo S. Baker 1934-6-20 7654 Sonoma Youngman Ranch 2 1/2 mi N.E. of Glen Ellen Comment
  JEPS42033  Montia fontana Rimo Bacigalupi with Robert Ornduff 1966-3-18 9141 Sonoma 1 mi s of Kenwood (just s of Los Guilicos Hot Springs, along the Warm Springs Road) 106 Comment
  CAS-BOT-BC444985  Montia fontana J. Clausen 1933-3-25 731 Sonoma Between Warfield and Kenwood, along the highway Comment
  UCD119516  Myosotis discolor Lauramay T. Dempster 1958-5-24 1104 Sonoma Pitkin Marsh, Pitkin Ranch. Comment
  CAS-BOT-BC257704  Myosurus Peter Rubtzoff 1966-4-17 5672 Sonoma Laguna de Santa Rosa east of Sebastopol. Comment
  CAS-BOT-BC83247  Myosurus minimus J. W. Congdon 1880-4-22 s.n. Sonoma Petaluma. Comment
  CAS-BOT-BC101791  Myrica californica Peter Rubtzoff 1957-4-28 3290 Sonoma Duncans Mills Marsh Comment
  CAS-BOT-BC251166  Myriophyllum aquaticum Peter Rubtzoff 1963-7-6 5195 Sonoma Laguna de Santa Rosa area east of Cunningham. Comment
  RSA0060104  Myriophyllum hippuroides Greg de Nevers 1996-10-18 10889 Sonoma Pepperwood Ranch Natural Preserve. 3450 Franz Valley Road. In Biggest Double Pond. 91 Comment
  UCD166304  Myriophyllum hippuroides Peter Rubtzoff 1966-8-21 5797 Sonoma Atascadero Creek Marsh. 29 Comment
  UCR244634  Myriophyllum hippuroides Peter Rubtzoff 1955-7-16 1966 Sonoma Bennett Mountain Lake [apparently = Ledson Marsh] 361 Comment
  CAS-BOT-BC260280  Nassella pulchra John Thomas Howell; et al. 1981-5-14 53945 Sonoma Fairfield Osborn Preserve of the Nature Conservancy, 4.5 miles NE of Penngrove on the W slope of Sonoma Mountain 457 Comment
  RSA126806  Nassella pulchra H. S. Yates 1934-4-21 3832 Sonoma 2 miles north of County Farm. 244 Comment
  SBBG26388  Nassella pulchra B. Crampton 1966-5-10 Sonoma 3 mi S of Healdsburg Comment
  UC1153820  Nassella pulchra Beecher Crampton 1957-5-16 4041 Sonoma US Hwy 101 3 mi s Healdsburg (banks of railway cut) Comment
  UCD38537  Nassella pulchra Beecher Crampton 1956-4-24 3310 Sonoma 2.5 miles north of Healdsburg, along U.S. Hwy 101. Comment
  UCD87528  Nassella pulchra John Elliott 1958-4-6 s.n. Sonoma State Hwy. 1. 2 miles north of Jenner. Comment
  CAS-BOT-BC60521  Nasturtium officinale Peter Rubtzoff 1958-6-1 3697 Sonoma Laguna de Santa Rosa east of Cunningham (near Llano Road). Comment
  UC952866  Navarretia heterodoxa Milo S. Baker Aug 1950 12308 Sonoma near Kenwood (Hope Valley a short distance s of summit above Coleman Ranch); Hope Valley Comment
  UC101995  Navarretia intertexta Katharine Brandegee Jun 1905 Sonoma between Santa Rosa and Sebastopol Comment
  UC23655  Navarretia intertexta Alice King Jun 1897 Sonoma Healdsburg Comment
  UC1719858  Navarretia jepsonii David Fruchter 1978-9-17 97 Sonoma Diamond D. Comment
  CAS-BOT-BC230368  Navarretia leucocephala subsp. bakeri Peter Rubtzoff 1961-7-22 4672 Sonoma Bennett Mountain Lake Comment
  CAS-BOT-BC230372  Navarretia leucocephala subsp. bakeri Joseph Andorfer Ewan 1935-5-13 9249 Sonoma Along RR tracks, Wright School on Sebastopol road Comment
  JEPS86767  Navarretia leucocephala subsp. bakeri Jack and Betty Guggolz 1990-5-20 1055 Sonoma Anadel State Park 402 Comment
  UCR224692  Navarretia leucocephala subsp. bakeri Ayzik Solomeshch 2009-5-12 s.n Sonoma Along Bennett Valley Road, between Santa Rosa and Glen Ellen 189 Comment
  UC2014131  Navarretia leucocephala subsp. bakeri A. Solomeshch 2009-5-12 s.n. Sonoma Sonoma County: Along Bennett Valley Road (between Santa Rosa and Glen Ellen). Comment
  POM258874  Navarretia mellita J. T. Howell 1937-7-4 13075 Sonoma Near Petrified Forest. Comment
  POM261291  Navarretia pubescens L. S. Rose 1940-5-22 40371 Sonoma Sonoma 30 Comment
  POM225971  Navarretia squarrosa P. A. Munz 1936-8-7 14308 Sonoma 6 miles N of Bodega. Comment
  JEPS70518  Navarretia viscidula F. T. Bioletti 1892-5-31 Sonoma Shellville Comment
  UC606893  Nemophila heterophylla L. Constance 1938-4-24 2151 Sonoma 2 mi ne Bodega (Salmon Creek); , ne of Bodega 91 Comment
  UCD119981  Nemophila heterophylla Frederica Bowcutt; Jolie Henricks, Jeff Kennedy 1994-5-1 1753 Sonoma Sugarloaf Ridge State Park. About 50 air miles N of San Francisco, 10 air miles E of Santa Rosa, 1.5 air miles N of Kenwood and 18 air miles NW of Napa. In Adobe Canyon along Goodspeed Trail approx. 200 yds. From just E of Bear Creek about 5 yds. N of confluence with Sonoma Creek. 198 Comment
  UC67243  Nemophila heterophylla M. Baker May 1899 Sonoma near Laguna; near the Laguna Comment
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Feb 16 2007
  SEINET12345599  Nemophila menziesii F. H. Utech, Kawano, S.; Ohara, M. 1995-3-26 95 -59 Sonoma 11.5 mi WNW of Lake Sonoma on Skaggs Springs Road along Skaggs Springs Creek Comment
  UCD120232  Nemophila menziesii R. W. Thorp 1967-3-9 670309 D Sonoma One mile southeast of Verona. Comment
  SBBG6137  Nemophila menziesii var. atomaria H. and M. Dearing 1939-5-14 3359 Sonoma Bodega State Park [Bodega Dunes State Beach] Comment
  POM248998  Nemophila menziesii var. atomaria Lincoln Constance 1938-4-24 2158 Sonoma Mouth of small canyon, 0.5 mile south of Fort Ross. 91 Comment
  POM65261  Nemophila menziesii var. atomaria A. A. Heller, H. E. Brown 1902-3-12 5047 Sonoma Sonoma Creek, eastern base of Mt. Hood. Comment
  UCD120240  Nemophila menziesii var. atomaria Mary M. Hektner 1975-8-30 190 Sonoma Property of Oceanic Properties, Unit 7 Owners' Map, Sea Ranch, near State Highway 1. Comment
  CAS-BOT-BC231190  Nemophila parviflora Alice Eastwood; John Thomas Howell 1940-5-5 7864 Sonoma Sonoma Creek Canyon Comment
  UCD119926  Nemophila pedunculata Frederica Bowcutt 1994-5-1 1794 Sonoma Sugar Loaf Ridge State Park. About 50 air miles N of San Francisco; about 10 air miles E of Santa Rosa; about 1.5 air miles N of Kenwood; about 18 air miles NW of Napa. S of Sonoma Creek about 125 yards 1/4 mile NW of confluence with Rattlesnake Creek, meadow in center of campground. Comment
  CAS-BOT-BC400129  Nuphar polysepala James McMurphy 1908-9-27 s.n. Sonoma Sebastopol Comment
  JEPS66549  Orobanche californica subsp. grayana Peter Rubtzoff 1971-7-23 6615 Sonoma Laguna, Cheleno Valley. Comment
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Apr 3 2019
  CAS-BOT-BC361408  Orobanche fasciculata Greg de Nevers 1997-5-17 11004 Sonoma Pepperwood Ranch Natural Preserve, 3450 Franz Valley Road, in Devil's Kitchen east of 3865 Franz Valley Rd. On Oak Hill Ranch burn. 457 Comment
  RSA264761  Orthocarpus campestris Peter Rubtzoff, Tim Tunison, Nancy Harrison 1976-6-5 8580 Sonoma False Lake Meadow area, Annadel State Park. Comment
  SEINET12319543  Orthocarpus erianthus Unknown 1980-1 17 Sonoma no further locality 61 Comment
  POM15635  Orthocarpus faucibarbatus A. A. Heller 1903-4-23 6607 Sonoma Fort Ross. Comment
  SEINET12270159  Orthocarpus faucibarbatus L. D. Thurman 1963-1 150 Sonoma 2 mi W of Valley Ford on State Hwy 1 Comment
  RSA32863  Orthocarpus faucibarbatus var. albidus A. A. Heller 1937-5-1 16176 Sonoma Along State Highway #1, on the bluff at Bodega Bay, south of the Town of Bay. Comment
  UCD127789  Osmorhiza berteroi M. Wiesendanger 1927-5-7 731 Sonoma Kenwood Springs. Comment
  UC1130245  Oxalis oregana E. Armstrong 1934-3-26 914 Sonoma 1 mi n Camp Meeker; Sebastopol quad 121 Comment
  UC17220  Oxalis oregana J. Burtt Davy 1896-3-13 1638 Sonoma Duncan's Mills Comment
  OBI11858  Oxalis oregana Ann C. Litkins 1970-5-16 128 Sonoma Starret Hill Dr, 1 mi W of monte Rio, near Russian River 30 Comment
  SEINET10494956  Oxalis oregana R. D. Sage 1992-1-10 Sage 13412 -2 Sonoma Collected along joy rd between bodega hwy and bittner rd, ca 2-6 km sw occidental. Comment
  UCSB7444  Oxalis oregana Keator, Glenn 1959-4-1 Sonoma 1 mile southeast of city limits of Camp Meeker Comment
  CAS-BOT-BC368045  Oxalis pes-caprae Greg de Nevers 1989-4-1 9053 Sonoma Pepperwood Ranch, 3450 Franz Valley Rd., Santa Rosa. At Strebel, section 26. 400 Comment
  UCD110992  Oxalis pilosa K. Esau 1932-5-2 s.n. Sonoma Bodega Bay. Comment
  UC964740  Packera Herbert Mason 1934-4-28 8060 Sonoma Dohrman Creek Jensen's Ranch (head) Comment
  SEINET11744645 Image available Packera greenei H. K. Sharsmith 1952-6-18 4127 Sonoma Near junction of Socrates Mine road with Pine Flat-Middletown road, Mayacamas Mountains.; 38.7619444 -122.7583333 975 Comment
  CAS-BOT-BC227648  Panicum Peter Rubtzoff; Nancy Harrison 1978-5-20 9186 Sonoma Cunningham Marsh area, on north side of Blucher Creek Valley. Comment
  UCD166341  Panicum Peter Rubtzoff 1968-9-21 5977 Sonoma Russian River Bottom at Forest Hills, 5.5 miles east of Guerneville. Comment
  UC1146580  Panicum acuminatum var. acuminatum Freed W. Hoffman 1941-6-15 2158 Sonoma Eckert Ranch near Salt Point; North Coast Ranges, near Salt Point Comment
  UC1254541  Panicum acuminatum var. acuminatum R. Spellenberg 1966-9-7 1618 Sonoma downstream from the geyser area (along Sulphur Creek); The Geysers, along Sulphur Creek Comment
  RSA94264  Panicum acuminatum var. acuminatum Peter Rubtzoff 1951-6-7 134 Sonoma Western branch of the Upper marsh; Pitkin Marsh, near Forestville Comment
  JEPS121155  Panicum acuminatum var. fasciculatum Lowell Ahart, John Dittes, Josephine Guardino, Dr. Marge Anthony 2013-4-25 18598 Sonoma 0.7 air miles E of Pacific Ocean, 0.8 air miles W of Gualala River. Comment
  UCD88704  Panicum acuminatum var. fasciculatum Peter Kamb; Francia Chisaki 1950-6-16 1852 Sonoma Pitkin Marsh, northwest of Sebastopol, 1 mile north of Sousa Corners. South end of marsh. Comment
  UCD89123  Panicum acuminatum var. thermale Beecher Crampton 1964-8-18 7139 a. Sonoma Northeast Sonoma County: 'The Geysers'. Comment
  UCD89126  Panicum acuminatum var. thermale Beecher Crampton 1964-8-18 7139 d Sonoma North East part of county. The Geysers, Comment
  UCD89132  Panicum acuminatum var. thermale Beecher Crampton 1969-7-14 8493 a Sonoma The Geysers, Comment
  CAS-BOT-BC253774  Panicum capillare Peter Rubtzoff 1956-9-14 2862 Sonoma Russian River bottom, Vacation Beach, near Guerneville Comment
  CAS-BOT-BC253799  Panicum hillmanii John H. Thomas 1969-9-21 15476 Sonoma About 1 mile N of Graton along Highway 116 Comment
  UC1146648  Parapholis incurva Freed W. Hoffman 1941-6-22 2194 Sonoma Sonoma Coast mouth of Salmon Creek; North Coast Ranges, , Sonoma Coast Comment
  CAS-BOT-BC253935  Parapholis incurva Catherine Best 1981-5-2 s.n. Sonoma At the mouth of the Russian River, S side Comment
  CHSC59824  Parentucellia viscosa Herb McLane 1980-4-21 5 Sonoma W of U. S. 101 and n 20 ft of Healsburg Ave. Comment
  SJSU5985  Parentucellia viscosa C. W. Sharsmith 1972-6-24 7806 Sonoma edge of Pitkin Marsh c. 1.5 mi SE of Forestville N of Sebastopol 48 Comment
  CAS-BOT-BC175545  Parnassia palustris Roger Raiche 1885-8-10 50721 Sonoma The Cedars, N of Cazadero, headwaters of Big Austin Creek 243 Comment
  UCD88720  Paspalum dilatatum Frederica Bowcutt 1996-5-23 2144 Sonoma Sugarloaf Ridge State Park. About 50 air miles N of San Francisco, 10 air miles E of Santa Rosa, 2.5 air miles NE of Kenwood, and 18 air miles NW of Napa. Entrance to campground in Adobe Canyon. 350 Comment
  CAS-BOT-BC259689  Paspalum dilatatum John Thomas Howell 1946-8-17 22860 Sonoma Cunningham Marsh Comment
  CAS-BOT-BC259692  Paspalum dilatatum Walter & Irja Knight; John Thomas Howell 1987-5-14 6386 Sonoma Llano Road near sewage treatment plant Comment
  UCD88727  Paspalum dilatatum Beecher Crampton 1964-8-19 7151 Sonoma NE Sonoma County. 3/4 mile southeast of Mercuryville, 7 miles northeast of Geyserville. Comment
  CAS-BOT-BC265693  Paspalum distichum Peter Rubtzoff 1958-7-26 3809 Sonoma Laguna de Santa Rosa east of Sebastopol Comment
  RSA227225  Paspalum distichum Peter Rubtzoff 1954-7-5 1536 Sonoma Guerneville Marsh. Comment
  SEINET10919041  Passiflora Elizabeth M. McClintock 1977-4-17 McClintock s.n. Sonoma Western Hills Nursery, Occidental. Comment
  UCD151134  Pedicularis densiflora James A. Neilson Jr. 1973-6-6 3442 Sonoma Mayacmas Mountains. The Geysers. Site III B. (Location of Site III B taken from Neilson 3566 which says it is near Geyser Rock.) 1097 Comment
  RSA800161  Pelargonium capitatum Peter Rubtzoff 1970-10-29 6424 Sonoma Bodega Harbor Marsh. Comment
  UCD165877  Pelargonium capitatum Peter Rubtzoff 1970-10-29 6424 Sonoma Bodega Harbor Marsh. Comment
  CDA17202  Pellaea andromedifolia G. F. Hrusa, R. Gross, D. Gross 2003-11-11 16201 Sonoma North Coast Biodiversity Arena; Kellogg Cr., NW base of Mt. St. Helena. 536 Comment
  CAS-BOT-BC69305  Pellaea andromedifolia Margot Lowry 1983-5-1 45 Sonoma 1 mi from top of Sonoma Mtn Rd on Sonoma Mtn. 500 Comment
  CAS-BOT-BC258802  Pennisetum clandestinum Peter Rubtzoff 1971-9-30 6717 Sonoma Spring Creek Reservoir area Comment
  UCD160868  Penstemon heterophyllus James A. Neilson Jr.; Teresa A. Sholars 1975-6-26 3292 Sonoma Mayacmas Mountains, Caldwell Pines, ca. 3 1/2 miles west of Glenbrook and Bottle Rock Road, northeast Sonoma County. (Elevation and coordinates estimated by label maker.) 975 Comment
  UC887072  Penstemon heterophyllus var. heterophyllus Alice Eastwood 1915-6-5 4611 Sonoma Petrified Forest Comment
  UC1980579  Penstemon heterophyllus var. purdyi James L. Reveal 1987-6-7 6415 Sonoma Along Cavedale Road, about 2.4 mile south of Trinity Road and about 5 miles northeast of California Highway 12, about 13 airline miles south east of Santa Rosa Comment
  CAS-BOT-BC245714  Penstemon newberryi var. sonomensis E. Swett 1878-6-1 s.n. Sonoma Mt. St. Helena Comment
  CAS-BOT-BC328001  Pentachaeta alsinoides Alice Eastwood 1921-4-24 10367 Sonoma Santa Rosa Comment
  SEINET12332457  Pentagramma triangularis F. H. Utech 1988-1 88 -226 Sonoma 3 mi S of Ft. Ross Historic Site and junction with Ft. Ross Road on CA 1 (Coastal Hwy) Mile 29.90 100 Comment
  SEINET12335254  Pentagramma triangularis F. H. Utech, Sato, T.; Ohara, M. 1990-1 90 -272 Sonoma ca 10 mi from Warm Springs Dam enroute to Healdsburg on Old Stewart Point-Skaggs Springs Road 150 Comment
  UC1041101  Perideridia kelloggii J. W. Congdon 1880-8-2 Sonoma Petaluma and Santa Rosa Road Comment
  UCR49827  Perideridia oregana L. F. LaPre 1987-7-30 s.n. Sonoma Socrates Mine, c. 9 mi. ENE of Geyserville 976 Comment
  CAS-BOT-BC413653  Persicaria amphibia Peter Rubtzoff 1958-8-23 3925 Sonoma Laguna de Santa Rosa east of Cunningham (nr. Llano Rd.) Comment
  CAS-BOT-BC413668  Persicaria amphibia Rimo Bacigalupi 1928-6-18 1882 Sonoma Beach at mouth of Salmon Creek 2 miles north of Bodega Bay Comment
  CAS-BOT-BC368035  Persicaria amphibia Greg de Nevers 1998-6-28 11296 Sonoma Lautenberg Ranch, Spencer Lane, Knights Valley. Comment
  CAS-BOT-BC413637  Persicaria amphibia Peter Rubtzoff 1971-6-25 6554 Sonoma Off west side of Hwy. 1, 0.7 mi. southeast of Salmon Creek crossing Comment
  CAS-BOT-BC413740  Persicaria hydropiper John Thomas Howell 1932-9-18 10779 Sonoma Bank of slough draining Kenwood Marsh Comment
  CAS-BOT-BC418912  Persicaria hydropiperoides Peter Rubtzoff 1960-9-14 4540 Sonoma Laguna de Santa Rosa east of Graton (betw. Occidental and Guerneville roads) Comment
  CAS-BOT-BC418907  Persicaria hydropiperoides Peter Rubtzoff 1958-7-20 3789 Sonoma Laguna de Santa Rosa northeast of Graton (nr. Guerneville Road) Comment
  CAS-BOT-BC419120  Persicaria lapathifolia Peter Rubtzoff 1956-9-14 2888 Sonoma Vacation Beach, near Guerneville Comment
  CAS-BOT-BC419115  Persicaria lapathifolia Peter Rubtzoff 1969-10-29 6201 Sonoma Pond on River Road 3 mi. west of Fulton Comment
  SD99428  Persicaria lapathifolia Peter Rubtzoff 1962-10-23 5127 Sonoma Atascadero Creek Marsh Comment
  CAS-BOT-BC419427  Persicaria punctata Peter Rubtzoff 1958-7-20 3788 Sonoma Laguna de Santa Rosa northeast of Graton (nr. Guerneville Rd.) Comment
  UC702992  Phacelia californica John Thomas Howell 1930-7-27 5403 Sonoma 1 mi n Fort Ross Comment
  UC1047018  Phacelia corymbosa L. R. Heckard and C. R. Bell 1951-6-12 154 Sonoma ridge above Pine Flat (reached by road from Alexander Valley to Middletown) Comment
  UC901814  Phacelia corymbosa Malcolm Nobs, F. W. Hoffmann, and A. R. Kruckeberg 1950-6-4 675 Sonoma area n of Gray Creek e junction with East Austin Creek Comment
  JEPS128279  Phacelia distans Roger Raiche 2005-4-22 016 .05 Sonoma The Cedars. Lower Russian River, Big Austin Creek watershed. Comment
  POM298993  Phacelia distans J. T. Howell 1930-6-8 5274 Sonoma North end of Bodega Bay. Comment
  UC923116  Phacelia egena Freed W. Hoffman 1950-5-24 3322 Sonoma East Austin Creek North Coast Ranges, Rocky Mountain Comment
  SD72089  Phacelia imbricata John Thomas Howell 1929-6-9 4302 Sonoma 2.0 miles north of Sonoma. Comment
  RSA170287  Phacelia imbricata subsp. imbricata W. L. Jepson 1911-4-30 4185 Sonoma Sonoma Valley Comment
  UC444442  Phacelia suaveolens E. L. Greene Aug. 1888 Sonoma Petrified Forest; ; Petrified Forest, Sonoma Co. Comment
  RSA0023069  Phalaris Peter Rubtzoff 1968-6-25 5913 Sonoma Lichan Marsh. Comment
  RSA783846  Phalaris angusta Peter Rubtzoff 1972-6-23 6785 Sonoma Atascadero Creek Marsh. Comment
  CAS-BOT-BC258945  Phalaris aquatica Walter Knight; Irja Knight; J. T. Howell 1987-5-14 6387 Sonoma Llano Road near sewage treatment plant Comment
  CAS-BOT-BC258951  Phalaris aquatica David L. Morgan 1958-8-9 s.n. Sonoma 2 mi. N. of Occidental on Bohemian Highway Comment
  UC1146650  Phalaris arundinacea Freed W. Hoffman June 1944 2027 Sonoma near Guerneville; North Coast Ranges Comment
  UCD164098  Phalaris lemmonii Peter Rubtzoff; Nancy Harrison 1978-5-20 9175 Sonoma Todd Road, 1.4 mi. from Hwy. 116 and 0.6 mi. from Llano Road (off N side of road, in Todd Road Wildflower Preserve). Comment
  UC1132438  Phalaris paradoxa H. S. Yates 1937-6-6 6578 Sonoma near Windsor; Healdsburg Quad. Comment
  UCD89300  Phleum alpinum Beecher Crampton 1957-7-22 4368 Sonoma 0.3 mile south of Stewart's Point, above Fisherman's Bay. Comment
  CAS-BOT-BC260879  Phleum pratense John Thomas Howell 1945-8-14 21397 Sonoma Perry Marsh Comment
  UC353923  Phlox speciosa subsp. nitida Milo S. Baker 1928-3-24 2718 c Sonoma 5 mi w Healdsburg (Jensen Ranch) Comment
  UCD102040  Phoradendron bolleanum D. Sanchez-Mata; P. Rodriguez Rojo 1996-8-9 s.n. Sonoma Camp Meeker-Monte Rio. Dutch Bill Creek. 800 Comment
  SEINET12230309  Phoradendron bolleanum var. densum F. H. Utech, Walter, W.; Knight, I. 1984-1 84 -163 Sonoma 0.2 mi W on Harrison Grade Road from junction with Stoetz Lane 146 Comment
  RSA178022  Phoradendron densum Robert F. Thorne 1965-4-19 34280 Sonoma Near county dump on Stoetz Road off of Harrison Grade ca. 2 miles NNE of Occidental. 183 Comment
  UC762700  Phoradendron densum Robert F. Hoover 1941-6-7 5311 Sonoma 2 mi. s.e. Monte Rio (on rd. to Camp Meeker) Comment
  CAS-BOT-BC251152  Phyla Peter Rubtzoff 1973-9-8 7305 Sonoma Russian River bottom at Forest Hills, 5.5 miles east of Guerneville. Comment
  CAS-BOT-BC376257  Physalis philadelphica Greg de Nevers 1992-7-30 10236 Sonoma Pepperwood Ranch Natural Preserve. 3450 Franz Valley Road. Along Franz Creek 304 Comment
  CAS-BOT-BC140612  Physocarpus capitatus Peter Rubtzoff 1959-6-7 4105 Sonoma Bank of Russian RIver betw. East Guerneville and Vacation Beach, nr. Guerneville Comment
  CAS-BOT-BC140628  Physocarpus capitatus Walter Knight; Irja Knight 1963-8-13 165 Sonoma Harrison Grade Comment
  RSA534576  Physocarpus capitatus Peter Rubtzoff 1957-4-28 3287 Sonoma Lower Salmon Creek marsh. Thicket on hillslope at the edge of the marsh. Comment
  CAS-BOT-BC202284  Pickeringia montana var. montana Walter Knight; Irja Knight 1963-9-15 289 Sonoma Los Alamos Rd, Santa Rosa Comment
  CAS-BOT-BC173673  Picris echioides Peter Rubtzoff 1969-8-26 6152 Sonoma Marsh on River Road, ca. 3 miles west of Fulton. Comment
  POM316057  Pinus muricata Patricia Wilder 1965-6-10 3652 Sonoma Seaview road, ca. 1 miles north of junction with Fort Ross road. 549 Comment
  SEINET5055374  Pinus muricata Unknown 1983-7-7 E- 3 Sonoma Vicinity Salt Point, State Hwy 1 Comment
  SEINET10612004 Image available Pinus muricata var. borealis Daniel I. Axelrod 1983-7-7 Axelrod E- 3 Sonoma Vicinity of Salt Point, Sate Highway 1. Site on coarse, thickly bedded Eocene marine sandstone. 76 Comment
  CAS-BOT-BC137281  Piperia elegans Peter Rubtzoff 1952-6-10 1240 Sonoma Field redacted by CAS, contact the data manager for more information Comment
  UCSC008262  Piperia elegans Ron Coleman 1989-6-24 1281 -P, 1282-P Sonoma Malm Flat Trail, Sugarloaf Ridge State Park Comment
  CAS-BOT-BC166764  Plagiobothrys Peter Rubtzoff 1972-4-23 s.n. Sonoma 4.25 mi. W of Glen Ellen on Bennett Valley Road. Comment
  UCD166129  Plagiobothrys Peter Rubtzoff 1969-5-3 6013 Sonoma Laguna de Santa Rosa, ca. 1 mile east-southeast of Sebastopol. Comment
  UCR280130  Plagiobothrys Peter Rubtzoff 1969-6-15 6095 Sonoma Laguna de Santa Rosa, c. 1 mile ESE of Sebastapol 21 Comment
  CAS-BOT-BC154145  Plagiobothrys Peter Rubtzoff 1972-6-11 6780 Sonoma Laguna, Chileno Valley. Comment
  CAS-BOT-BC154993  Plagiobothrys Peter Rubtzoff 1970-5-16 6217 Sonoma 5 miles north of Sears Point. Comment
  CAS-BOT-BC156308  Plagiobothrys Peter Rubtzoff 1970-5-16 6231 Sonoma 5 miles north of Sears Point. Comment
  CAS-BOT-BC173530  Plagiobothrys Peter Rubtzoff 1969-5-24 6062 Sonoma Vernal pool, 6.5 miles northeast of Penngrove, on Lichan Road. 426 Comment
  CAS-BOT-BC173559  Plagiobothrys Peter Rubtzoff 1969-6-15 6096 Sonoma Laguna de Santa Rosa, ca. 1 mile east-southeast of Sebastopol. Comment
  UCD33098  Plagiobothrys bracteatus Beecher Crampton 1966-5-10 7729 Sonoma Sonoma County, 6.5 miles north of Sonoma on State Hwy. 12, Glen Ellen station (CA dept. of forestry). Comment
  RSA8384  Plagiobothrys reticulatus var. rossianorum L. S. Rose 1933-5-9 33155 Sonoma Bodega Bay. Comment
  UC1057462  Plagiobothrys stipitatus G. Thomas Robbins 1937-5-23 185 Sonoma near Wright School (along road between Santa Rosa and Sebastopol) Comment
  UC881346  Plagiobothrys stipitatus Milo S. Baker 1935-5-1 8076 Sonoma Bennett Valley Road Comment
  RSA0083878  Plagiobothrys stipitatus var. micranthus Peter Rubtzoff 1970-5-16 6231 Sonoma 5 miles north of Sears Point Comment
  UCD121044  Plagiobothrys undulatus Frederica Bowcutt 1984-6-23 443 Sonoma Salt Point State Park. Approx. 20 miles N of Jenner and 80 miles S of Fort Bragg on the Sonoma County coast. West of Highway 1, approx. 1/3 mile north of Gerstle Cove. Salt Point State Park. 15 Comment
  RSA783722  Plagiobothrys undulatus Peter Rubtzoff 1969-6-15 6096 Sonoma Laguna de Santa Rosa, about 1 mile ESE of Sebastopol. Comment
  CAS-BOT-BC376388  Plantago coronopus Greg de Nevers 1993-4-26 10403 Sonoma Pepperwood Ranch, 3450 Franz Valley Rd., Santa Rosa. Mountain House driveway. 400 Comment
  UCD124577  Plantago lanceolata Chris Bowen 1974-5-19 128 Sonoma West of Whalers' Reach, Unit 7 Owners' Map, Sea Ranch, near State Highway 1. 30 Comment
  UCD124370  Plantago maritima Frederica Bowcutt 1984-6-23 452 Sonoma Salt Point State Park. Approx. 20 miles N of Jenner and 80 miles S of Fort Bragg on the Sonoma County coast. West of Highway 1. North of Gerstle Cove about 1/2 mile. Salt Point State Park. 15 Comment
  UCSB50228  Plantago maritima Gray, John 1976-5-5 Sonoma Bluffs on Duncan's Landing State Beach; T6N R11W 15 Comment
  JEPS19391  Plantago subnuda G. Thomas Robbins with John Weiler 1937-6-5 220 Sonoma about 10 mi w Santa Rosa (on Pitkin Ranch); Vine Hill Region Comment
  CAS-BOT-BC92116  Platystemon californicus Alice Eastwood 1915-6-29 4862 Sonoma Bodega Point. Comment
  CAS-BOT-BC92123  Platystemon californicus Walter Knight; Irja Knight 1963-8-13 178 Sonoma Horseshoe Cove. Comment
  CAS-BOT-BC92124  Platystemon californicus Elizabeth Parsons Hawver 1915-6-3 s.n. Sonoma Skaggs Springs. Comment
  CAS-BOT-BC92129  Platystemon californicus F. Almeda; G. DeNevers 1981-3-30 4882 Sonoma Pepperwood Ranch. Vicinity of the Bechtel Cabin. Comment
  SFV8385  Platystemon californicus K. D. Parman 1972-5-6 24 Sonoma Bodega Bay, University of California Marine Laboratory on State Highway 1. Meadow at head of peninsula. Comment
  POM149315  Platystemon californicus var. californicus A. A. Heller, H. E. Brown 1902-3-20 5105 Sonoma Near Windsor. Comment
  UC416756  Plectritis ciliosa subsp. ciliosa Milo S. Baker 1898-3-26 691 Sonoma Hills near McDonald's Reservoir Comment
  CDA11317  Pleuropogon californicus G. F. Hrusa, A. Buckman, R. Gross 1995-4-1 12032 Sonoma North Coast Biodiversity Arena; LAGUNA DE SANTA ROSA. Todd Rd. Reserve, near corner of Todd Rd. and Llano Rd. Moist upper margins of pools. Comment
  JEPS86342  Pleuropogon californicus Jack and Betty Guggolz 1988-3-16 903 Sonoma at the nw corner of the intersection of Fulton Road and Wood Road Comment
Read comments
Jun 29 2008
  UC573374  Pleuropogon californicus H. S. Yates 1937-6-5 6675 Sonoma near Wildwood 121 Comment
  UCD90175  Pleuropogon californicus Lewis S. Rose 1965-4-4 65019 Sonoma Sonoma. 24 Comment
  UCD90168  Pleuropogon californicus David L. Morgan 1956-5-12 s.n. Sonoma on Watmaugh Rd., 1/2 mile west of the junction of Arnold Dr. Comment
  RSA176931  Pleuropogon californicus var. californicus P. H. Raven 1963-4-28 18252 Sonoma 4.7 miles south of El Verano on Arnold Drive. Comment
  SEINET10611512  Pleuropogon californicus var. californicus A. Arthur Heller 1902-4-15 Heller 5294 Sonoma Santa Rosa. Comment
  UCD90199  Pleuropogon californicus var. californicus L. Whitney 1935-3-23 s.n. Sonoma Santa Rosa, Prune Orchard. Comment
  CAS-BOT-BC255600  Poa annua John Thomas Howell 1951-5-28 27496 Sonoma Laguna E of Sebastopol Comment
  UCD90338  Poa annua Beecher Crampton 1955-3-15 2325 Sonoma Sonoma County, town of Asti. Comment
  HSC10653  Poa bulbosa C. S. Chavez 1965-4-19 45 Sonoma 1 mi. E of Forestville on Hwy. 116 Comment
  UC1132643  Poa howellii H. S. Yates 1936-5-16 5608 Sonoma 1 mi nw Mountain View School; Sebastopol Quadrangle Comment
  CAS-BOT-BC256039  Poa pratensis Peter Rubtzoff 1957-5-4 3303 Sonoma Duncans Mills Marsh Comment
  RSA126922  Poa secunda H. S. Yates 1934-4-22 s.n. Sonoma 2 miles S. of Mark West 152 Comment
  SEINET11688534  Poa secunda C. F. Quibell 1980-1 1427 Sonoma Geysers Geothermal area, floristic survey for P.G & E (Vic. unit 18) Comment
  JEPS71284  Poa secunda subsp. secunda Virginia Bufford Jun 1932 572 Sonoma near Santa Rosa Comment
  CAS-BOT-BC244197  Poa trivialis Peter Rubtzoff 1960-6-5 4430 Sonoma Laguna de Santa Rosa area NE of Graton, near the Laguna Road Comment
  UCR248912  Poa trivialis Peter Rubtzoff 1974-6-2 7526 Sonoma Upper Green Valley Marsh Comment
  CAS-BOT-BC368003  Poaceae Greg de Nevers 1989-6-8 9079 Sonoma Pepperwood Ranch, 3450 Franz Valley Rd., Santa Rosa. 400 Comment
  SEINET5560170  Poaceae E. Bernays 1985-1 s.n. Sonoma Jepson Prairie. Comment
  JEPS83507  Pogogyne douglasii Jack and Betty Guggolz 1985-5-12 708 BG Sonoma from wet vacant lot north of Arata Lane on the west side of Old Redwood Highway Comment
  CAS-BOT-BC361399  Pogogyne serpylloides Greg de Nevers 1993-5-6 10437 Sonoma Pepperwood Ranch Natural Preserve, 3450 Franz Valley Road, in Devil's Kitchen east of 3865 Franz Valley Rd., at Weimar Flat 457 Comment
  JEPS128244  Polycarpon tetraphyllum Roger Raiche 2000-3-30 053 .00 Sonoma The Cedars. Lower Russian River, Big Austin Creek watershed. Comment
  JEPS46103  Polygala californica Eleanor Armstrong 1932-5-18 474 Sonoma Camp Meeker 121 Comment
  RSA177923  Polygala californica Robert F. Thorne 1965-4-20 34371 Sonoma 4 miles up Cavedale Road, and 6 miles north of Sonoma 412 Comment
  RSA396196  Polygala californica F. H. Utech, Walter, Irja Knight 1984-4-18 84 -162 Sonoma 0.2 mi W on Harrison Grade Road from junction with Stoetz Lane. 146 Comment
  UC450157  Polygala californica Miss C. M. Hoak August 1912 Sonoma Monte Rio Comment
  HSC27870  Polygala californica Delzie Demaree 1955-6-12 36976 Sonoma Westminster Woods. Comment
  UC109718  Polygala californica Mrs. K. Brandegee Sonoma El Verano Comment
Read comments
Sep 19 2007
  UCD109697  Polygala californica Beecher Crampton 1955-6-17 2954 Sonoma roadside, Cazadero. Comment
  CAS-BOT-BC164392  Polygonum Peter Rubtzoff 1970-5-30 6248 Sonoma 5 mi. north of Sears Point Comment
  CAS-BOT-BC164401  Polygonum Peter Rubtzoff 1970-5-30 6241 Sonoma 5 mi. north of Sears Point Comment
  SEINET11935785  Polygonum lapathifolium J. T. Vale 1988-1 Sonoma In old bed of Russian River about 1/4 mi below bridge at Hacienda among boulders Comment
  UC727707  Polygonum punctatum Milo S. Baker 1946-8-17 11561 Sonoma The Laguna; at crossing of the Occidental Rd Comment
  UC1063655  Polypodium E. Armstrong 1934-3-26 918 Sonoma 1 mi w Camp Meeker; Sebastopol Quadrangle 121 Comment
  CAS-BOT-BC76862  Polypodium calirhiza Walter Knight; Irja Knight 1963-12-27 449 Sonoma Pine Flat Road Comment
  JEPS79669  Polypodium glycyrrhiza Edward Lee 1978-12-2 4776 Sonoma e Santa Rosa (s side Spring Creek Canyon, Spring Creek trail ca. 50 m s of Canyon Trail junction); Annadel State Park, Spring Creek Canyon Comment
  SEINET11719105  Polypodium glycyrrhiza S. W. Edwards 1986-1 s.n. Sonoma St. Helena Rd, 5.55 mi from Calistoga Rd., 6.7 mi from hwy in St. Helena Comment
  UC672636  Polypodium scouleri H. L. Mason June 1930 5664 Sonoma mouth of Gualala River Comment
  UCSB8310  Polypodium scouleri Kamb, Peter 1950-6-17 Sonoma Larkspur Rock: south side of Chenev Gulch 2.9 miles west of fork in road to Bodega and Valley Ford 30 Comment
  CAS-BOT-BC232939  Polypogon Peter Rubtzoff 1986-9-28 9743 Sonoma Russian River at Forest Hills, 5.5 miles E of Guerneville Comment
  UCR248722  Polypogon Peter Rubtzoff 1964-7-14 5402 Sonoma Bennett Mountain Lake [apparently = Ledson Marsh] 361 Comment
  CAS-BOT-BC232999  Polypogon australis Peter Rubtzoff 1959-6-6 4094 Sonoma Willow Creek Marsh Comment
  RSA201192  Polypogon australis Peter Rubtzoff 1955-8-13 2044 Sonoma Duncan Mills Marsh. Upper portion of the marsh. Comment
  UCD90986  Polypogon australis Peter Rubtzoff 1961-9-20 4754 Sonoma Willow Creek Marsh. Comment
  RSA129381  Polypogon interruptus H. S. Yates 1937-6-6 6584 Sonoma 3 miles east of Jenner. 61 Comment
  UCD51668  Polypogon interruptus Harry Goff; Virginia Bufford 1935-5-22 62 Sonoma foot of Hood Mt. Comment
  CAS-BOT-BC237407  Polypogon monspeliensis Peter Rubtzoff 1955-7-31 2013 A Sonoma Forestville Marsh Comment
  CAS-BOT-BC237410  Polypogon monspeliensis Peter Rubtzoff 1958-8-9 3854 Sonoma Laguna de Santa Rosa N of Sebastopol (near Occidental Road) Comment
  CAS-BOT-BC237412  Polypogon monspeliensis Peter Rubtzoff 1963-7-27 5217 Sonoma Lower Salmon Creek Marsh Comment
  UCD91262  Polypogon monspeliensis Frederica Bowcutt; Joy Keeney, Adam Greene 1994-5-21 1838 Sonoma Sugarloaf Ridge State Park. About 50 air miles N of San Francisco, 10 air miles E of Santa Rosa, 1.5 air miles N of Kenwood and 18 air miles NW of Napa. On Hillside Trail 1 mi. from junction with Grey Pine Trail. 396 Comment
  UCD91339  Polypogon monspeliensis P. B. Kennedy 1920-6-16 X 3252 Sonoma Santa Rosa; Field -- Campus -- Berkeley Comment
  CAS-BOT-BC72170  Polystichum californicum D. E. Breedlove 1983-5-4 58704 Sonoma Pepperwood Ranch W of Knights Valley Comment
  UC1400815  Polystichum californicum Michener and Bioletti June, 1893 Sonoma Adobe Canyon Comment
  UC1784893  Polystichum californicum Wendy Born Jun 2003 Sonoma Hood Mountain Regional Park Comment
  JEPS97815  Polystichum dudleyi R. Raiche 1986-11-10 60590 Sonoma The Cedars; Headwaters of Austin Creek; N of Cazadero 182 Comment
Read comments
Oct 17 2013
  SEINET11719960  Polystichum dudleyi Unknown 1986-1 60589 Sonoma W of Healdsburg, Palmer Creek (tributary of Mill Creek), Palmer Creek Rd 213 Comment
  UCD167969  Polystichum munitum James A. Neilson Jr. 1981-3-13 3989 Sonoma Mayacamas Mountains, Wildhorse Ck. Northeast Sonoma County. (Exact location unknown, coordinates estimated by label maker.) Comment
  CAS-BOT-BC72485  Polystichum munitum A. T. Graff 1926-2-1 s.n. Sonoma Cazadero Comment
  UCD136561  Polystichum munitum Botany 102 Students 1993-5-8 103 Sonoma Sugarloaf Ridge State Park. About 50 air miles N of San Francisco, 10 air miles E of Santa Rosa, 2.5 air miles NE of Kenwood and 18 air miles NW of Napa. Adobe Canyon. Comment
  CAS-BOT-BC102666  Populus fremontii Peter Rubtzoff 1959-9-19 4271 Sonoma Vacation Beach, near (2 mi. below) Guerneville, bank of Russian River Comment
  CAS-BOT-BC445297  Portulaca oleracea Peter Rubtzoff 1966-9-25 5828 Sonoma Laguna de Santa Rosa east of Graton, betw. Occidental and Guerneville roads. Comment
  CAS-BOT-BC376233  Potamogeton Greg de Nevers 1992-8-16 10246 Sonoma Pepperwood Ranch Natural Preserve. 3450 Franz Valley Road. In Franz Creek 304 Comment
  CAS-BOT-BC376364  Potamogeton Greg de Nevers 1992-6-8 10159 Sonoma Pepperwood Ranch, 3450 Franz Valley Rd., Santa Rosa. 400 Comment
  RSA800842  Potamogeton foliosus Peter Rubtzoff 1971-9-1 6667 Sonoma SPring Creek Reservoir area, east of Santa Rosa Comment
  RSA227252  Potamogeton natans Peter Rubtzoff 1955-8-13 2040 Sonoma Duncan Mills Marsh. Comment
  CAS-BOT-BC272848  Potamogeton nodosus Peter Rubtzoff 1974-6-22 7619 Sonoma Bennett Mountain Lake. Comment
  UCR244640  Potamogeton pectinatus Peter Rubtzoff 1970-8-5 6296 Sonoma San Francisco Bay Region, Five miles north of Sears Point 11 Comment
  CAS-BOT-BC257973  Potamogeton pusillus Peter Rubtzoff 1973-8-27 7269 Sonoma Upper Green Valley Marsh area. Comment
  CAS-BOT-BC268090  Potamogeton pusillus Peter Rubtzoff 1955-8-27 2104 Sonoma Bennett Mountain Lake. Comment
  UCD113695  Potentilla anserina subsp. pacifica Mary M. Hektner; Sue Dakuzaku, Cathy Hendel 1974-7-2 097 Sonoma Unit 28 Owners' Map, Sea Ranch, near State Highway 1. Comment
  JEPS46068  Potentilla anserina subsp. pacifica Eleanor Armstrong May 1932 517 Sonoma Sorrenti Ranch near Camp Meeker, Sorrenti Ranch 106 Comment
  SEINET12051396  Prosartes hookeri F. H. Utech, Sato, T.; Ohara, M. 1990-1 90 -231 Sonoma ca 0.1 mi W on Sonoma Mt. Rd. from Bennett Valley Rd. along Graham Creek, W of Glen Ellen & CA 12 75 Comment
  SEINET13947061 Image available Prunella vulgaris Andrew P. Nelson 1960-1 646 18 C Sonoma Originally collected from a mixed pop. At Pitkin Marsh. Comment
  JEPS62502  Prunella vulgaris var. lanceolata Alice King June 1897 Sonoma Healdsburg Comment
  RSA0057957  Prunus virginiana var. demissa Greg de Nevers 1998-4-27 11206 Sonoma Calistoga Road at Alpine Road, along Mark West Creek. 121 Comment
  CAS-BOT-BC356928  Pseudognaphalium californicum G. DeNevers 1981-7-25 1872 Sonoma Pepperwood Ranch. In Garrison Canyon Comment
  CAS-BOT-BC357411  Pseudognaphalium microcephalum Walter Knight; Irja Knight 1963-9-15 300 Sonoma Los Alamos Rd, Santa Rosa Comment
  SBBG8250  Pseudognaphalium stramineum H. and M. Dearing 1939-5-14 3356 Sonoma Bodega State Park [Bodega Dunes State Beach] Comment
  CAS-BOT-BC361615  Pseudognaphalium stramineum A. A. Heller 1982-5-27 s.n. Sonoma Bodega Bay Comment
  CAS-BOT-BC361620  Pseudognaphalium stramineum Walter Knight; Irja Knight 1963-8-31 182 Sonoma Magnolia Ave. in ditch - Petaluma Comment
  UCD148334  Pseudognaphalium stramineum Peter Rubtzoff 1954-9-4 1725 Sonoma Bodega Head Marsh. Comment
  UC1134181  Pseudotsuga menziesii var. menziesii Mason 1932-7-19 120 Sonoma 1 mi nw of Los Alamos School; Santa Rosa Quadrangle 579 Comment
  UCD166080  Psilocarphus Peter Rubtzoff 1971-6-10 6531 Sonoma Laguna de Santa Rosa, east of Graton, between Occidental and Guerneville Roads. Comment
  CAS-BOT-BC166788  Psilocarphus Peter Rubtzoff 1974-6-9 7587 Sonoma Upper Green Valley Marsh. Comment
  CAS-BOT-BC173828  Psilocarphus Peter Rubtzoff; Nancy Harrison; Walter Lennon 1974-5-11 7401 Sonoma Laguna de Santa Rosa, ca. 1 mile east-southeast of Sebastopol. Comment
  RSA784564  Psilocarphus Peter Rubtzoff 1963-7-14 5203 Sonoma Laguna de Santa Rosa, east of Graton. Comment
  HSC100954  Psilocarphus oregonus Peter Warner 2011-5-13 193 Sonoma Jenner Headlands, Dairy Field, northern area, S of Johnson Ranch,along cattle trails, ~250 m E of Hwy. 1. 77 Comment
  UC581109  Psilocarphus tenellus H. L. Mason 1934-4-28 8083 Sonoma Jensen's Ranch Dorhmann Creek Comment
  CAS-BOT-BC362077  Psilocarphus tenellus G. DeNevers 1981-5-31 1423 Sonoma Pepperwood Ranch. In Garrison Cold Frame Comment
  CAS-BOT-BC72691  Pteridium aquilinum Peter Rubtzoff 1958-8-23 3906 Sonoma Laguna de Santa Rosa east of Cunningham (nr. Llano Road) Comment
  RSA0072112  Pterostegia drymarioides Greg de Nevers 1998-6-8 11271 Sonoma Pepperwood Ranch, 3450 Franz Valley Rd., Santa Rosa. Along old road from Rogers Apple Orchard to creek. 100 Comment
  UCD100916  Pterostegia drymarioides P. G. Connors 1991-6-14 154 Sonoma University of California Bodega Marine Laboratory. Bodega Head and Dunes. Comment
  UCD100924  Pterostegia drymarioides Arlene Johnston 1977-5-11 83 Sonoma Bodega Bay. Comment
  UC496405  Pyrola picta Merle Randall 1930-7-11 Sonoma Cazadero Comment
  CAS-BOT-BC36523  Quercus James McMurphy 1909-5-29 s.n. Sonoma Grade, ridge south of the Geysers Comment
  CAS-BOT-BC36524  Quercus Edw. L. Greene 1895-3-31 s.n. Sonoma Hills of Sonoma County Comment
  RSA74458  Quercus X ganderi C. F. Baker 1952-9-20 12518 Sonoma Sonoma County: Voight Ranch Sw of Cunningham Station Comment
  CAS-BOT-BC61633  Quercus agrifolia Walter Knight; Irja Knight 1963-8-23 407 Sonoma Joosh Ranch, Calistoga Rd Comment
  JEPS37365  Quercus agrifolia Miss R. Kuhn 1913-10-1 Sonoma Sonoma Valley Comment
  UC1193303  Quercus agrifolia P. Zinke 107 Sonoma near Preston Lake (Quad 61A4) 243 Comment
  CAS-BOT-BC61634  Quercus agrifolia Margot Lowry 1983-5-1 40 Sonoma ca. one mile from top of Sonoma Mtn Rd., on Sonoma Mtn. 500 Comment
  SEINET12029925  Quercus agrifolia W. Knight, Knight, I.; Howell, J. T. 1984-1 5086 Sonoma 1.85mi up Cavedale Rd from State Rt-12 244 Comment
  CAS-BOT-BC86006  Quercus douglasii Walter Knight; Irja Knight; Tiffany Knight 1985-6-30 5137 Sonoma Pine Mountain rd. 304 Comment
  UC1193272  Quercus douglasii G. W. Tourtillott 1950-4-28 14 Sonoma 1 mi e Hale ranch; Sulphur Creek 213 Comment
  CAS-BOT-BC79572  Quercus dumosa John Thomas Howell 1946-3-31 21592 Sonoma Hills coast fo Sonoma Comment
  RSA477129  Quercus durata Christopher Davidson 1977-6-20 6012 Sonoma Dry Cr. Rd., 8.6 mi. W of Geyserville 91 Comment
  CAS-BOT-BC94669  Quercus garryana Lewis S. Rose 1964-8-26 64066 Sonoma 6 miles N of Penngrove 365 Comment
  SJSU16079  Quercus garryana Allen W. Jacobs 1934-8-1 2 Sonoma Near the Hilton in Russian River Comment
  UC1135605  Quercus garryana J. B. Spring 1932-7-8 102 Sonoma Alta Vista Napa Quad. 304 Comment
  CDA21150  Quercus garryana var. garryana G. F. Hrusa, G. L. Stebbins 1993-10-3 11463 Sonoma Sugarloaf Ridge State Park; Nr. summit of Bald Mountain. 731 Comment
  HSC100879  Quercus garryana var. garryana Peter Warner 2011-6-16 218 Sonoma Jenner Headlands property, ~3 mi. NW of Jenner, lower Russian Gluch, near large rock outcrop downslope from Muniz Ranch Rd., ~400 m N20 deg. E from Hwy. 1 Russian Gulch Bridge. 27 Comment
  CDA31848  Quercus kelloggii D. G. Kelch 2006-10-4 6 .496 Sonoma Entrance to Bouverie Reserve. 2 km N of Agua Caliente along Rte 12. Comment
  HSC8257  Quercus kelloggii L. S. Rose 1964-6-27 64058 Sonoma 2 mi N of Sonoma 274 Comment
  RSA169362  Quercus kelloggii L. S. Rose 1964-6-27 64058 Sonoma 2 miles north of Sonoma. 274 Comment
  RSA177964  Quercus kelloggii Robert F. Thorne 1965-4-20 34385 Sonoma Robert Sone's place on Rock Ridge Lane- Mentecito Ave. on Rincon Ridge, Santa Rosa. 107 Comment
  UC1042508  Quercus kelloggii Peter Rubtzoff 1951-8-18 635 Sonoma near Forestville (w branch of the Upper Marsh); Pitkin Marsh Comment
  CAS-BOT-BC62805  Quercus lobata Greg de Nevers 1981-9-5 1815 Sonoma Pepperwood Ranch, at Hansel's Corral, by the bottom of the Studio Road Comment
  CAS-BOT-BC379157  Ranunculus aquatilis var. aquatilis Greg de Nevers 1987-2-28 8128 Sonoma Pepperwood Ranch Natural Preserve; 3500 Franz Valley Rd., Santa Rosa 00000000000000000000000 400 Comment
  SDSU10098  Ranunculus californicus D. F. Howe 1972-4-28 4814 Sonoma Trinity Road, Mt. Hood Range. 122 Comment
  RSA785701  Ranunculus californicus Carrie A. Herd 1982-3-14 15 Sonoma Crane Creek Regional Park Comment
  CAS-BOT-BC378677  Ranunculus californicus var. californicus L. R. Abrams 1918-4-27 6906 Sonoma Independence School near Healdsburg Comment
  CAS-BOT-BC378689  Ranunculus californicus var. californicus Walter Knight; Irja Knight 1964-2-27 532 Sonoma Highway 1 near Plantation turnoff Comment
  CAS-BOT-BC378692  Ranunculus californicus var. californicus Peter Rubtzoff 1966-5-29 5727 Sonoma Laguna de Santa Rosa area east of Cunningham (nr. Llano Rd.) Comment
  CAS-BOT-BC378765  Ranunculus californicus var. cuneatus Walter Knight; Irja Knight 1964-2-27 530 Sonoma coastal bluff at Rocky Point a little south of Gualala Comment
  CAS-BOT-BC83408  Ranunculus lobbii Peter Rubtzoff 1962-4-11 4796 Sonoma Americano Creek area just south of Bloomfield. Near Petaluma - Valley Ford road. Comment
  JEPS86344  Ranunculus lobbii Jack and Betty Guggolz 1988-1-28 896 Sonoma small vernal pool at nw corner of a new housing development Comment
  JEPS55143  Ranunculus muricatus W. L. Jepson 1914-4-11 5803 Sonoma Sonoma Valley 35 Comment
  UCD96260  Ranunculus muricatus M. Wiesendanger 1927-5-5 739 Sonoma Kenwood Springs. Comment
  UC1542899  Ranunculus muricatus H. E. and S. T. Parks 1930-5-9 617 Sonoma Alexander Valley; on creek entering valley Comment
  UCD144424  Ranunculus muricatus Caitlin Lewis; William Mutch 1993-4-17 7 Sonoma Sugarloaf Ridge State Park. About 40 air miles N of San Francisco, 11 air miles E of Santa Rosa, and 2.5 air miles NE of Kenwood. In Adobe Canyon N of Sugarloaf Ridge and S of Red Mountain 1 mile. Near visitor center. 365 Comment
  JEPS128334  Ranunculus occidentalis Roger Raiche 2010-4-17 015 .10 Sonoma The Cedars. Lower Russian River, Big Austin Creek watershed. Comment
  SEINET7067254  Ranunculus occidentalis A. G. Vestal 1947-5-13 s.n. Sonoma About 0.6 miles north of Annapolis and towards Bushy Ridge. Coordinate datum: NAD27. Comment
  RSA534706  Ranunculus orthorhynchus var. platyphyllus Peter Rubtzoff 1959-5-31 4084 Sonoma Freestone Marsh Comment
  UC480962  Ranunculus pusillus Katharine Brandegee Sonoma Sebastopol Comment
  UCD150141  Ranunculus pusillus Ayzik Solomeshch 2009-5-11 s.n. Sonoma Santa Rosa Plain. NW of City of Santa Rosa. Maggi Property located SW of the intersection of Fulton and River Rds. Sampling pool #1. 43 Comment
  UC118347  Ranunculus pusillus Katharine Brandegee 1905-6-8 Sonoma bet. Santa Rosa and Sebastopol (along the electric line) Comment
  RSA289508  Rhamnus californica Edward Lee 1936-6-8 2213 Sonoma trail 3A (N Ridge to Smith Creek), Bohemian Grove Comment
  CAS-BOT-BC59448  Rhamnus ilicifolia Helen D. Geis 1902-1-1 575 Sonoma unspecified Comment
  CAS-BOT-BC53741  Rhododendron columbianum Walter Knight; Irja Knight 1964-2-27 554 Sonoma Bog a few hundred yards east of highway #1 ca. 2 mi. so. of Gualala Comment
  SEINET11996123  Rhododendron macrophyllum F. H. Utech 1988-1 88 -217 Sonoma Salt Point, along CA 1 between Tenner & Stewart's Point, mile marker 38.39 75 Comment
  SBBG5547  Rhododendron neoglandulosum J. M. Tucker 1958-5-24 3387 Sonoma NW end of Pitkin Marsh, ca. 1.25 mi ESE of Forestville Comment
  SBBG50850  Rhododendron neoglandulosum M. Yeargan 1973-5-30 83 Sonoma 3 mi SE of town of Stewarts Point Comment
  CAS-BOT-BC200342  Rhododendron occidentale var. occidentale Peter Rubtzoff 1955-5-21 1856 Sonoma Forestville Marsh. North facing slope bordering the Marsh in the south Comment
  SD243335  Rhododendron sonomense G. F. Hrusa 1989-5-8 7000 Sonoma Hogback Mountain at headwaters of Agua Caliente and Nathanson Creeks NE of Sonoma. 518 Comment
  CAS-BOT-BC111866  Rhynchospora alba John Thomas Howell; Hans Leschke 1945-5-30 20896 Sonoma Pitkin Marsh Comment
  CAS-BOT-BC111873  Rhynchospora alba Hans Leschke; John Thomas Howell; Baker 1945-7-18 s.n. Sonoma Pitkin Marsh Comment
  UCR256819  Rhynchospora californica Peter Rubtzoff 1961-10-18 4763 Sonoma Cunningham Marsh [near 1460 Big Cedar Lane, Sebastapol, CA] 38 Comment
  CAS-BOT-BC111901  Rhynchospora capitellata Hans Leschke 1945-7-18 s.n. Sonoma Pitkin Marsh Comment
  RSA35297  Rhynchospora capitellata J. T. Howell 1936-7-26 12677 Sonoma Pitkin Marsh, 5 miles north of Sebastopol. Comment
  UC963928  Rhynchospora globularis var. globularis Milo S. Baker 1947-6-26 11840 Sonoma ca. 1 mi. (air line) s.w. Cunningham Station (Cunningham Marsh); Cunningham Marsh Comment
  RSA90511  Rhynchospora globularis var. recognita M. S. Baker 1945-7-18 11111 Sonoma Pitkin Marsh, upper meadow. Comment
  CAS-BOT-BC111937  Rhynchospora recognita Peter Rubtzoff 1951-7-22 530 Sonoma Pitkin Marsh, Uppermost part of the western branch of the Upper Marsh. Comment
  RSA0057959  Ribes divaricatum Greg de Nevers 1998-4-27 11204 Sonoma Calistoga Road at Alpine Road, along Mark West Creek. 121 Comment
  SEINET12216687  Ribes glutinosum F. H. Utech, Walter, W.; Knight, I. 1984-1 84 -150 Sonoma Bridgehaven, near junction of Willow Creek Road & CA 1 along Russian River 37 Comment
  CAS-BOT-BC212922  Ribes menziesii John Thomas Howell 1934-3-3 11737 Sonoma 8 miles south of Fort Ross Comment
  UC75476  Ribes roezlii var. cruentum Milo S. Baker 1899-2-22 755 Sonoma near summit Mt. Hood Comment
  CAS-BOT-BC344922  Rorippa curvisiliqua Peter Rubtzoff 1974-6-2 7517 Sonoma Upper Green Valley Marsh. Comment
  CAS-BOT-BC74721  Rorippa curvisiliqua John Thomas Howell 1947-6-26 23303 Sonoma Cunningham Marsh. Comment
  RSA295091  Rorippa curvisiliqua Robert A. Norris, John L. Inase, Allen Nakagawa 1981-6-27 4207 Sonoma On the Boriolo Ranch, near Trenton Rd., just S of and paralleling River Rd., (N part of Laguna de Santa Rosa), approx halfway between Guerneville and Santa Rosa. 15 Comment
  CAS-BOT-BC74850  Rorippa palustris var. palustris Volney Rattan 1877-6-15 s.n. Sonoma Guerneville. Comment
  CAS-BOT-BC371459  Rosa Greg de Nevers 1989-4-1 9071 Sonoma Pepperwood Ranch, 3450 Franz Valley Rd., Santa Rosa. 400 Comment
  CAS-BOT-BC152654  Rosa californica John Thomas Howell 1932-9-18 10773 Sonoma Bank of slough draining Kenwood Marsh Comment
  CAS-BOT-BC152665  Rosa californica Greg de Nevers 1995-6-3 10747 Sonoma Pepperwood Ranch Natural Preserve, 3450 Franz Valley Road, along Franz Creek, just below Mountain House 487 Comment
  CAS-BOT-BC152670  Rosa californica Walter Knight; Irja Knight 1963-10-3 351 Sonoma Bennett Valley Comment
  CAS-BOT-BC146772  Rosa gymnocarpa Walter Knight; Irja Knight 1964-11-3 762 Sonoma Cooper's Grove, Sonoma Mt. Road Comment
  UCD113845  Rosa gymnocarpa Frederica Bowcutt 1994-5-1 1766 b Sonoma Sugarloaf Ridge State Park. About 50 air miles N of San Francisco; about 10 air miles E of Santa Rosa; about 1.5 air miles N of Kenwood; about 18 air miles NW of Napa. Along Sonoma Creek just E of confluence with Bear Creek near bridge over Sonoma Creek. On Goodspeed trail about 30 yards from trailhead. 198 Comment
  UCD113879  Rosa gymnocarpa M. Wiesendanger 1927-5-5 737 Sonoma Kenwood Springs. Comment
  UC905110  Rosa spithamea Milo S. Baker 1947-5-8 11755 Sonoma top of Rose Butte Hood Mt. (w slope of mt.) 243 Comment
  RSA800403  Rubus Peter Rubtzoff 1964-6-3 800403 Sonoma Bodega Bay Marsh. Comment
  UCD113551  Rubus armeniacus Frederica Bowcutt 1994-5-21 1836 Sonoma Sugarloaf Ridge State Park, about 50 air miles N of San Francisco; about 10 air miles E of Santa Rosa, about 1.5 air miles N of Kenwood; about 18 air miles NW of Napa. On side of hillside trail past junction with Digger Pine Trail approximately 1 mile. 411 Comment
  UCD166346  Rubus laciniatus Peter Rubtzoff 1954-7-28 1591 Sonoma Guerneville Marsh. Northwestern end of marsh. Comment
  POM91634  Rubus macropetalus Marcus E. Jones 1882-7-18 s.n. Sonoma Duncan's Mills. Comment
  SEINET11912601  Rubus ulmifolius var. inermis H. K. Wagnon 1990-1 1976 Sonoma bank of Santa Rosa Creek by Brookwood Ave. bridge, Santa Rosa Comment
  CAS-BOT-BC157179  Rubus ursinus Volney Rattan 1877-6-17 s.n. Sonoma Guerneville Comment
  RSA800079  Rubus ursinus Peter Rubtzoff 1964-6-3 5349 Sonoma Bodega Bay Marsh. Comment
  UCD17827  Rubus ursinus H. Olmo 8-10 May 1962 62- 12 Sonoma California. Sonoma County: near Lumber Company along Gualala River. Comment
  CAS-BOT-BC366883  Rumex Greg de Nevers 1997-9-22 11088 Sonoma Pepperwood Ranch, 3450 Franz Valley Rd., Santa Rosa. Mark West Creek at Leslie Creek junction 400 Comment
  CAS-BOT-BC376293  Rumex Greg de Nevers 1995-8-1 10764 Sonoma Pepperwood Ranch Natural Preserve. 3450 Franz Valley Road. Skovie 487 Comment
  RSA0057966  Rumex Greg de Nevers 1997-9-22 11088 Sonoma Pepperwood Ranch, 3450 Franz Valley Rd., Santa Rosa. Mark West Creek at Leslie Creek junction. 100 Comment
  UCR279879  Rumex Peter Rubtzoff 1964-7-29 5452 Sonoma Central Coast, Bodega Bay Marsh 15 Comment
  CAS-BOT-BC422234  Rumex acetosella Walter Knight; Irja Knight 1963-8-13 410 Sonoma Horseshoe Cove Comment
  UCD167342  Rumex conglomeratus James Neilson 1981-5-28 4033 Sonoma Mayacmas Mountains. Lookout point along road fill over culvert 1/2 mi. west Big Geysers. Geysers Healdsburg Rd. (Exact location unknown. Coordinates estimated by label maker.) Comment
  UCR244737  Rumex fueginus Peter Rubtzoff 1958-7-20 3792 Sonoma Laguna de Santa Rosa NE of Graton (near Guerneville Road) 30 Comment
  CAS-BOT-BC164690  Rumex obtusifolius Peter Rubtzoff 1954-6-7 1479 Sonoma Guerneville Marsh. Comment
  CAS-BOT-BC433697  Rumex obtusifolius Peter Rubtzoff 1987-7-18 9799 Sonoma Russian River at Forest Hills, 5.5 miles east of Guerneville. Off Summerhouse Park Road 0.2 mile from (west of) Forest Hills Road. Comment
  CAS-BOT-BC433740  Rumex occidentalis Alice Eastwood 1921-5-8 10459 Sonoma Petaluma Comment
  RSA32478  Rumex salicifolius var. transitorius Milo S. Baker 1945-8-14 s.n. Sonoma Santa Rosa Junior College, Santa Rosa, Comment
  UC1153923  Rytidosperma penicillatum Beecher Crampton 1957-7-22 4358 Sonoma along State Hwy 1 2 mi n Stewart's Point Comment
  UC814581  Sagittaria Milo S. Baker 7972 Sonoma Gravenstein Highway just n Cunningham Station Comment
  UC569  Sagittaria cuneata F. T. Bioletti 1893-6-10 Sonoma Los Guilucos Valley Comment
  CAS-BOT-BC445698  Sagittaria cuneata Peter Rubtzoff 1963-7-27 5211 Sonoma Laguna de Santa Rosa east of Graton. Comment
  CAS-BOT-BC445775  Sagittaria latifolia Peter Rubtzoff 1955-8-28 2111 Sonoma Forestville Marsh. Comment
  CAS-BOT-BC290682  Salix Peter Rubtzoff 1973-8-27 7264 Sonoma Upper Green Valley Marsh. Comment
  CAS-BOT-BC125946  Salix X rubens Milo S. Baker 1928-3-12 2734 b Sonoma Hawkins Residence Comment
  CAS-BOT-BC126269  Salix X sepulcralis Peter Rubtzoff 1952-5-31 1117 Sonoma Southern half of Lower Marsh Comment
  CAS-BOT-BC126271  Salix X sepulcralis Peter Rubtzoff 1952-5-31 1117 Sonoma Southern half of Lower Marsh Comment
  CAS-BOT-BC290592  Salix babylonica Peter Rubtzoff 1955-8-14 2051 Sonoma Forestville Marsh. Comment
  CAS-BOT-BC103084  Salix bonplandiana Peter Rubtzoff 1952-6-15 1265 Sonoma Fitch Mtn. Grove, near Healdsburg. Bank of Russian River Comment
  RSA534609  Salix bonplandiana Peter Rubtzoff, Theodore J. Crovello 1964-9-3 5494 Sonoma Bodega Bay Marsh. Comment
  RSA13574  Salix coulteri W. A. Setchell 1934-7-10 7 Sonoma Coast Highway. N of Fort Ross. Comment
  CAS-BOT-BC103947  Salix exigua Peter Rubtzoff 1966-4-30 5698 Sonoma Todd Road 1.4 mi. from Highway 116 and 0.6 mi. from Llano Road Comment
  CAS-BOT-BC107754  Salix hindsiana J. W. Congdon 1880-5-1 s.n. Sonoma Santa Rosa Comment
  CAS-BOT-BC106848  Salix hookeriana Mary P. Wells 1987-2-28 825 Sonoma West end of Moonraker Dr., The Sea Ranch Comment
  SEINET11992143  Salix hookeriana F. H. Utech, Walter, W.; Knight, I. 1984-1 84 -154 Sonoma Bridgehaven, near junction of Willow Creek Road & CA 1, along Russian River 37 Comment
  SD133980  Salix laevigata Peter Rubtzoff 1966-9-10 5819 Sonoma Atascadero Creek Marsh. Along sluggish marshy Atascadero Creek just below the marsh Comment
  UC482326  Salix laevigata C. R. Ball and H. E. Parks 1931-2-17 22 Sonoma 1 mi s. Santa Rosa (Santa Rosa Creek); Santa Rosa Creek Comment
  HSC19980  Salix lasiandra R. Spellenberg, A. Sylvester, D. Sutherland 1966-3-26 1339 Sonoma Along Sulphur Creek, 7 mi. W of Big Geysers Comment
  UC353926  Salix lasiandra subsp. lasiandra Milo S. Baker 1928-3-17 2732 Sonoma 1 mi. e. of town Santa Rosa Creek Comment
  CAS-BOT-BC128057  Salix lasiandra var. lasiandra Peter Rubtzoff; T. J. Crovello 1964-9-3 5496 Sonoma Bodega Harbor Marsh - Sonoma County Marshes Comment
  CAS-BOT-BC107256  Salix lasiolepis Greg de Nevers 1990-5-1 9663 A Sonoma Pepperwood Natural Preserve, 3450 Franz Valley Road 457 Comment
  RSA534506  Salix lasiolepis Peter Rubtzoff, T. J. Crovello 1964-9-3 5497 Sonoma Brooks Gulch Marsh. Comment
  UC511622  Salix lasiolepis W. A. Setchell 1933-7-2 1 Sonoma well away from Russian R. Bohemian Grove (Monte Rio) Comment
  UC517939  Salix lasiolepis W. A. Setchell 1934-3-17 Sonoma Monte Rio; right-hand side of road entering Bohemian Grove Comment
  UC517941  Salix lasiolepis W. A. Setchell 1934-3-17 Sonoma Monte Rio; left hand side of road entering Bohemian Grove Comment
  SD133978  Salix lasiolepis var. bigelovii Peter Rubtzoff 1966-11-9 5837 Sonoma Salmon Creek near Freestone Comment
  CAS-BOT-BC128319  Salix lasiolepis var. lasiolepis W. A. Setchell 1933-7-2 2 Sonoma Bohemian Grove, well away from the Russian River, Monte Rio Comment
  CAS-BOT-BC128321  Salix lasiolepis var. lasiolepis A. A. Heller 1902-8-23 5096 Sonoma Santa Rosa Creek, east of Santa Rosa Comment
  RSA534501  Salix lucida subsp. lasiandra Peter Rubtzoff 1962-5-5 4805 Sonoma Fife Creek Marsh. Comment
  UC482049  Salix melanopsis W. A. Setchell 1931-8-1 Sonoma Bohemian Grove near Monte Rio (Russian R.); Russian R. Comment
  CAS-BOT-BC126182  Salix scouleriana Peter Rubtzoff 1955-8-13 2048 Sonoma Duncans Mills Marsh Comment
  CAS-BOT-BC126199  Salix scouleriana Peter Rubtzoff 1951-8-18 627 Sonoma Western branch of the Upper Marsh Comment
  LA210148  Salix scouleriana W. A. Setchell; 1934-7-10 9 Sonoma Ridge Highway, above Fort Ross Comment
  UC1135087  Salix scouleriana E. Armstrong 1934-3-26 904 Sonoma 1 mi. w. Camp Meeker; Sebastopol Quadrangle 152 Comment
  UC437360  Salix scouleriana W. P. Taylor 1913-6-11 Sonoma Freestone Comment
  UC524790  Salix scouleriana W. A. Setchell 1934-7-10 8 Sonoma Ridge Hwy. above Fort Ross Comment
  CAS-BOT-BC128905  Salix sitchensis Ball; Bracelin; Parks & Parks 1931-4-21 35 Sonoma Maacama Creek, 25 km. northwest of Calistoga Comment
  CAS-BOT-BC128943  Salix sitchensis Peter Rubtzoff 1958-8-30 3945 Sonoma Betw. East Guernewood and Vacation Beach, nr. Guerneville. Along the water line of the Russian River Comment
  HSC20117  Salix sitchensis Theodore J. Crovello 1965-9-14 721 Sonoma Along Mayacama Creek, 75-100 yds. W of junction with bridge of Hwy. 128 Comment
  POM219061  Salix sitchensis Baker, Carleton R. Ball, H. P. Bracelin, Crum 1931-5-9 344 Sonoma About 2 km E of Bodega Bay. Comment
  POM362959  Salix sitchensis Carleton R. Ball, H. P. Bracelin, Harold E. Parks, S. T. Parks 1931-4-21 35 Sonoma Maacama Creek. 25 km NW of Calistoga. Comment
  UC482107  Salix sitchensis Ball, Bracelin, Parks and Parks 1931-4-21 36 Sonoma 25 km. n.w. Calistoga (Maacama Creek); Maacama Creek Comment
  UC504048  Salix sitchensis W. A. Setchell 1933-5-6 Sonoma roadside between Monte Rio and Camp Meeker Comment
  UC524781  Salix sitchensis W. A. Setchell 1934-7-10 2 Sonoma opposite C. Call's house Fort Ross (Coast Hwy.) 30 Comment
  RSA0034653  Salix sitchensis C. F. Baker, Carleton R. Ball, H. P. Bracelin, Ethel Katherine Crum 1931-5-9 344 Sonoma About 2 km east of Bodega Bay. Comment
  CAS-BOT-BC225208  Salvia sonomensis Alice Eastwood 1923-5-9 s.n. Sonoma Mt. St. Helena Comment
  JEPS57130  Salvia sonomensis L. R. Heckard 1967-5-7 1594 Sonoma w of summit of Hood Peak 792 Comment
  POM262891  Salvia sonomensis J. C. Roos 1939-4-1 311 Sonoma Hood Peak Range west of Calistoga. Comment
  CAS-BOT-BC245889  Sambucus nigra subsp. caerulea G. DeNevers 1981-5-9 1013 Sonoma Below the red corral at the McCann Homestead, Pepperwood Ranch Comment
  JEPS77263  Sanicula bipinnatifida Robert M. Lloyd 1963-4-24 2400 Sonoma 16.5 mi from State Hwy (on road to Oakdale) 274 Comment
  UCD127938  Sanicula bipinnatifida Charles B. Heiser Jr. 1946-4-13 1719 Sonoma between Jenner and Ducan Mills. Comment
  UC1123191  Sanicula crassicaulis H. S. Yates 1934-4-21 3829 Sonoma 2 mi n of County Farm 243 Comment
  UCD127985  Sanicula crassicaulis Caitlin Lewis; William Mutch 1993-4-17 s.n. Sonoma about 40 air miles N of San francisco, 11 air miles E of Santa Rosa, 2.5 air miles NE of Kenwood. In Adobe Canyon, N of Sugarloaf Ridge and S of Red Mtn. 1 mile.Near visitor center along Sonoma Creek. 365 Comment
  JEPS128263  Sanicula laciniata Roger Raiche 2000-4-15 035 .00 Sonoma The Cedars. Laton Camp. Lower Russian River, Big Austin Creek watershed. Comment
  UCD114698  Sanicula tuberosa Christopher Mallek 2008-1 HC12- 13 Sonoma Hooker Canyon. 590 Comment
  CAS-BOT-BC361296  Sarcococca Greg de Nevers 1997-5-5 10990 Sonoma Santa Rosa, Kaiser hospital, Mendocino Avenue 30 Comment
  UC1084361  Saxifraga mertensiana G. Thomas Robbins 1937-3-26 24 Sonoma near Bodega Bay Comment
  UCD161371  Saxifraga mertensiana James A. Neilson Jr. 1976-6-18 3986 Sonoma Mayacmas Mountains. Junction of Squaw Creek and Big Sulphur Creek. (Elevation and exact location estimated by label maker.) 731 Comment
  JEPS77257  Scandix pecten-veneris Robert M. Lloyd 1963-4-24 2395 Sonoma 13.8 mi from State Highway 12 (on road to Oakdale) 365 Comment
  RSA0022390  Schedonorus arundinaceus Peter Rubtzoff 1960-5-22 4406 Sonoma Laguna de Santa Rosa area east of Graton (between Occidental and Guerneville Roads.) Comment
  CAS-BOT-BC111436  Schoenoplectus acutus var. occidentalis Peter Rubtzoff 1959-6-20 4166 Sonoma Willow Creek Marsh. Open, wet, gravelly bank of Willow Creek. Comment
  UCD50086  Schoenoplectus acutus var. occidentalis P. G. Connors 1991-8-15 205 Sonoma In Clark Marsh with Typha latifolia. Comment
  CAS-BOT-BC111631  Schoenoplectus californicus Peter Rubtzoff 1962-8-3 5030 Sonoma Lower Salmon Creek Marsh. Comment
  CAS-BOT-BC111400  Schoenoplectus californicus W. Knight; I. Knight 1984-8-26 5427 Sonoma Willow Cr. Road 60 Comment
  RSA540067  Schoenoplectus californicus Peter Rubtzoff 1966-8-18 5790 Sonoma Laguna de Santa Rosa ca. 1 mile east-southeast of Sebastopol Comment
  CAS-BOT-BC111796  Schoenoplectus pungens var. badius Marcus Eugene Jones 1882-7-18 3526 Sonoma Duncan's Mills Comment
  UCD50152  Schoenoplectus pungens var. badius Mary M. Hektner 1976-8-26 267 Sonoma Unit 28 Owner's Map, Sea Ranch, near State Highway 1, Sonoma County, California. Comment
  CAS-BOT-BC111112  Scirpus microcarpus Peter Rubtzoff 1955-9-24 2152 Sonoma Duncans Mills Marsh. Comment
  CAS-BOT-BC111107  Scirpus microcarpus Peter Rubtzoff 1951-8-4 583 Sonoma A marshy opening south of the Upper Marsh, at the edge of a thicket. Comment
  UCD141248  Scirpus microcarpus Mary M. Hektner 1976-10-19 271 Sonoma just south of Irena Morgan's house on Pacific Reach, Unit 24 Owner's Map, Sea Ranch. Comment
  UC70382  Scoliopus bigelovii Milo S. Baker 1898-4-3 Sonoma near Guerneville Comment
  SEINET12050504  Scoliopus bigelovii F. H. Utech 1988-1 88 -215 Sonoma Salt Point, along CA 1 between Jenner & Stewart's Point, mile marker 38.39 75 Comment
  SEINET12058072  Scoliopus bigelovii F. H. Utech, Knight, W.; Knight, I. 1988-3-1 88 -004 Sonoma ca 0.3 mi WNW of Camp Meeker on Bohemian Road along floodplain of Dutch Bill Creek 50 Comment
  CAS-BOT-BC240036  Scribneria bolanderi John Thomas Howell 1965-3-25 41034 Sonoma 3 miles se. of Sonoma 76 Comment
  POM180691  Scrophularia californica J. T. Howell 1930-7-27 5392 Sonoma 1 mile north of Fort Ross. Comment
  SEINET12332454  Scrophularia californica F. H. Utech 1988-1 88 -204 Sonoma 6 mi W of junction of Willow Creek Road & Coleman Valley Road on former, along Willow Creek 40 Comment
  UC25783  Scutellaria antirrhinoides H. N. Bolander 1864-1 3947 Sonoma at the Geysers Geysers Comment
  UCD125718  Scutellaria californica K. Esau 1933-7-8 s.n. Sonoma near Petrified Forest. Comment
  RSA0074774  Sedum spathulifolium Christopher Davidson 1977-6-17 5884 Sonoma Coast Hwy 1, ca. 3 miles N of Jenner. Comment
  SD95206  Sedum spathulifolium Winifred Anderson 1966-5-7 21 Sonoma Pine Flat Road, 10 miles east of Healdsburg. 170 Comment
  SEINET194264 Image available Selaginella A. A. Heller 1902-4-2 Sonoma On the Calistoga Road 10 mi from Santa Rosa Comment
  CAS-BOT-BC62201  Selaginella wallacei A. A. Heller 1902-3-10 5024 Sonoma Hills two miles east of Santa Rosa Comment
  CAS-BOT-BC363276  Senecio aronicoides Alice Eastwood 1918-5-1 6868 Sonoma Mt. St. Helena Comment
  JEPS37219  Senecio aronicoides Willis L. Jepson 1893-5-4 Sonoma trail to summit, e central Sonoma County Napa River Basin, Mt. St. Helena Comment
  UC727695  Senecio flaccidus var. douglasii Milo S. Baker 1946-6-17 11504 Sonoma Russian River Hiway about 5 mi n Cloverdale Comment
  UCR280142  Senecio hydrophilus Peter Rubtzoff 1971-8-9 6636 Sonoma North Coast Range, Laguna [Lake], Chileno Valley 69 Comment
  UCR279612  Senecio minimus Peter Rubtzoff 1955-9-24 2150 Sonoma Duncan Mills Marsh, upper portion of marsh 9 Comment
  UCD135625  Senecio minimus Mary M. Hektner; Cathy Hendel 1974-7-26 179 Sonoma Unit 24 Owners' Map, Sea Ranch, near State Highway 1. 30 Comment
  UCD18204  Senecio sylvaticus Joe Ditomaso 2001-5-9 s.n. Sonoma Bodega Bay Marine Lab, in sand dunes near housing facility. Comment
  UCD165128  Senecio vulgaris Peter Rubtzoff 1974-4-17 7380 Sonoma Upper Green Valley Marsh. Comment
  UCD133859  Senecio vulgaris Frederica Bowcutt 1996-3-24 2077 Sonoma Sugarloaf Ridge State Park. About 50 air miles N of San Francisco, 10 air miles E of Santa Rosa, 2.5 air miles NE of Kenwood and 18 air miles NW of Napa. 1 air mile south of Red Mountian. Along Lower Bald Mtn. Trail on first switchback. 441 Comment
  CAS-BOT-BC80323  Sequoia sempervirens F. G. Krauss 1893-11-1 s.n. Sonoma Knights [Canon] Canyon Comment
  CAS-BOT-BC80324  Sequoia sempervirens J. W. Congdon 1880-2-1 s.n. Sonoma Near Santa Rosa Comment
  UC254  Sequoia sempervirens M. Louise Douglass 1898-4-19 Sonoma Glen Ellen Comment
  RSA96840  Sequoia sempervirens P. C. Everett, E. K. Balls 1954-10-20 20380 Sonoma 3.5 mi W of Sebastopol, Sebastopol to Freestone. Comment
  SEINET3876368 Image available Sequoia sempervirens K. Thorne 1984-11-23 3674 Sonoma Sea Ranch Hills above N end of ranch, 3 miles S of Gualala.; 0 Comment
  SEINET6727390  Sequoia sempervirens L. Fallon 1939-1-2 s.n. Sonoma 15 miles west of Santa Rosa on Guerneville Highway Comment
  SEINET8714496 Image available Sequoia sempervirens L. Fallon 1939-1 s.n. Sonoma 15 miles west of Santa Rosa on Guerneville Hy. Comment
  YM-YOSE15452  Sequoia sempervirens Jesse Peter 10/1938 Sonoma 7 miles South of Santa Rosa in Bennet Valley Comment
  JEPS128164  Sesbania punicea Eric Wrubel 2012-6-30 101 Sonoma Santa Rosa. Olivet Road at the intersection with Viking Road. Comment
  RSA0065158  Setaria Greg de Nevers 1997-4-20 11086 Sonoma Pepperwood Ranch, 3450 Franz Valley Rd., Santa Rosa. Along Mark West Spring Road. 100 Comment
  CAS-BOT-BC240275  Setaria viridis G. DeNevers 1981-6-27 1672 Sonoma Pepperwood Ranch. On a walk up through the Devil's Kitchen. Kellog Ranch. Starting from the bottom of the hill in Franz Valley, along Franz Valley Road. Weed along Franz Valley Road Comment
  CAS-BOT-BC371430  Sherardia arvensis Greg de Nevers 1997-4-17 10948 Sonoma Pepperwood Ranch, 3450 Franz Valley Rd., Santa Rosa 400 Comment
  UCR275238  Sidalcea Peter Rubtzoff, Vanette Bunyan, Nancy Harrison, Marion Weiger 1974-8-5 7814 Sonoma Kenwood Marsh 120 Comment
  UCR275254  Sidalcea Peter Rubtzoff 1974-5-26 7497 Sonoma Todd Road, 1.4 miles from Hwy 116 and 0.6 miles from Llano Road 29 Comment
  CAS-BOT-BC187885  Sidalcea calycosa subsp. rhizomata John Thomas Howell 1936-7-26 s.n. Sonoma Pitkin Marsh, near Sebastopol Comment
  CHSC66957  Sidalcea malviflora subsp. laciniata James D. Jokerst; Lorie May 1993-5-13 3980 Sonoma Sonoma Air Center. Comment
  POM118518  Sidalcea malviflora subsp. laciniata Marcus E. Jones 1924-4-24 s.n. Sonoma Petaluma Comment
  CDA36503  Sidalcea malviflora subsp. laciniata T. C. Fuller 1966-6-2 14852 Sonoma Road to Petaluma, 1 mile east of Valley Ford. 0 Comment
  CAS-BOT-BC213165  Sidalcea oregana subsp. valida Peter Rubtzoff 1973-9-9 7312 Sonoma Kenwood Marsh Comment
  CAS-BOT-BC213170  Sidalcea oregana subsp. valida John Thomas Howell 1932-9-18 10766 Sonoma Kenwood Marsh near Kenwood Comment
  CAS-BOT-BC320567  Silene Peter Rubtzoff 1971-7-3 6589 Sonoma Intermittent lake off west side of Hwy. 1, 0.7 miles southeast of Salmon Creek crossing. Comment
  UC1299501  Silene californica Freed W. Hoffman 1947-5-30 554 Sonoma Layton Mine North Coast Ranges, , Layton Mine (Austin Creek) Comment
  CAS-BOT-BC361349  Silene coniflora Greg de Nevers 1997-4-24 10961 Sonoma Pepperwood Ranch, 3450 Franz Valley Rd., Santa Rosa 400 Comment
  CAS-BOT-BC392494  Silene gallica G. DeNevers 1981-5-30 1340 Sonoma Pepperwood Ranch; In creekbed N of Hansel's corral. Comment
  UCD98711  Silene gallica Rimy Waraich; Patti Togioka 1993-5-8 240 Sonoma Sugarloaf Ridge State Park, about 50 air miles N of San Francisco, 10 air miles E of Santa Rosa, 2.5 air miles NE of Kenwood and 18 air miles NW of Napa. Ponygate Trail. 365 Comment
  CAS-BOT-BC389229  Silene laciniata subsp. californica Volney Rattan 1877-6-11 s.n. Sonoma Guerneville Comment
  UC1745678  Silene multinervia Annetta M. Carter 1947-5-30 1841 Sonoma S slopes of Hood Mt. N of Milo S Baker residence Kenwood; Hood Mountain; S slopes of Hood Mt. N of Milo S Baker residence, Kenwood. Comment
  CAS-BOT-BC5809  Silene scouleri subsp. grandis Alice Eastwood 1900-7-4 s.n. Sonoma Bodgea Point Comment
  CAS-BOT-BC389883  Silene scouleri subsp. scouleri Alice Eastwood 1900-7-4 s.n. Sonoma Bodega Point Comment
  UC496429  Sisyrinchium bellum Merle Randall 1930-6-10 Sonoma Shore road from Jenner to Fort Ross 91 Comment
  UCD136307  Sisyrinchium bellum M. Rei Scampavia Evangelista 2012-5-19 5 Sonoma Santa Rosa. From the intersection of Franz Valley Road and the entrance to Pepperwood Preserve, travel down Pepperwood Road towards the Visitor Center. Take a left at the sign for the Betchel House. Follow signs on dirt roads that direct towards Three Tree Hill. Park at the top of Three Tree Hill, then take a bearing of 280 degrees for 250 meters. 408 Comment
  JEPS108631  Sisyrinchium bellum W. Roderick Sonoma NW of Glen Ellen Comment
  UC1032494  Sisyrinchium californicum H. S. Yates 1936-5-16 5587 Sonoma 2 mi se of Forestville 30 Comment
  CAS-BOT-BC164424  Solanum Peter Rubtzoff 1969-8-29 6175 Sonoma Along Salmon Creek, ca. 0.5 miles upstream from Highway 1. Comment
  CAS-BOT-BC164701  Solanum Peter Rubtzoff 1953-11-1 1433 Sonoma Vacation Beach, near Guerneville. Comment
  RSA227219  Solanum americanum Peter Rubtzoff 1963-10-5 5287 Sonoma Laguna de Santa Rosa. E of Graton. Comment
  JEPS128213  Solanum umbelliferum Roger Raiche 2002-4-12 004 .02 Sonoma The Cedars. Lower Russian River, Big Austin Creek watershed. Comment
  CAS-BOT-BC365586  Solidago elongata Peter Rubtzoff 1951-9-16 750 Sonoma Pitkin Marsh, near Forestville. Western branch of the Upper Marsh Comment
  JEPS54471  Solidago elongata Rimo Bacigalupi and L. R. Heckard, and Peter Rubtzoff 1967-8-30 9318 Sonoma Pitkin Marsh 53 Comment
  SEINET11808075  Solidago occidentalis W. Knight, Wagnon, K. 1987-1 s.n. Sonoma Willow Brook on embankment between Corona Rd & Old Redwood Hwy 6 Comment
  CAS-BOT-BC365266  Solidago velutina subsp. californica G. DeNevers 1981-6-15 1530 Sonoma Pepperwood Ranch. Below the 180 deg. turn in the road S of the aluminum gate by the orange tree Comment
  CAS-BOT-BC173831  Soliva sessilis Peter Rubtzoff 1960-5-16 4341 Sonoma Duncans Mills Marsh. Comment
  CAS-BOT-BC365959  Soliva sessilis Peter Rubtzoff 1952-6-10 1204 Sonoma Northeast slopes of Fitch Mtn., near Healdsburg Comment
  CAS-BOT-BC164659  Sonchus Peter Rubtzoff 1953-11-1 1428 Sonoma Vacation Beach, near Guerneville along Russian River. Comment
  CAS-BOT-BC374742  Sonchus oleraceus Walter Knight; Irja Knight 1963-10-3 357 Sonoma Crane Canyon Comment
  UCD149777  Spartina foliosa William Anderson 1964-10-26 s.n. Sonoma Sonoma Creek. Comment
  UCD37286  Spartina foliosa Beecher Crampton 1958-12-30 5140 Sonoma Sonoma County, 10 miles west of city of Vallejo, along Sonoma Creek. Comment
  UCD95027  Spartina foliosa R. Tofsrud 1941-9-1 173 Sonoma Bridge at Tolay Creek. Comment
  SEINET12165196  Spartium junceum F. H. Utech, Knight, W.; Knight, I. 1986-1 86 -202 Sonoma "The Geysers", ca 14 mi ESE of Preston and US 101 on Geysers Rd 800 Comment
  CAS-BOT-BC390047  Spergula arvensis John H. Thomas 1976-6-15 18307 Sonoma Southern end of Sea Ranch, northwestern part of county, about 7 miles south of Gualala 30 Comment
  RSA800207  Spergula arvensis Peter Rubtzoff 1962-5-25 4837 Sonoma Laguna de Santa Rosa area northeast of Graton, east of Laguna road Comment
  RSA94643  Spergula arvensis Peter Rubtzoff 1952-3-23 880 Sonoma Open area separating the western branch of the Upper Marsh from the eastern; Pitkin Marsh, near Forestville. Comment
  CAS-BOT-BC258903  Spergularia Peter Rubtzoff 1955-8-7 2035 Sonoma Guerneville Marsh. Comment
  RSA0022382  Spergularia Peter Rubtzoff 1971-7-9 6597 Sonoma 5 miles north of Sears Point. Comment
  CAS-BOT-BC534891  Spirodela polyrhiza Peter Rubtzoff 1951-9-2 704 Sonoma Northern half of Lower Marsh, Pitkin Marsh, near Forestville Comment
  CAS-BOT-BC500699  Stachys Peter Rubtzoff 1961-5-24 4603 Sonoma Upper Stemple Creek Marsh Comment
  CAS-BOT-BC502054  Stachys Peter Rubtzoff 1964-5-20 5303 Sonoma Brooks Gulch Marsh Comment
  UC494179  Stachys ajugoides var. rigida H. E. and S. T. Parks 1930-5-9 618 Sonoma small stream at head Alexander Valley Comment
  UCD160979  Stachys albens James A. Neilson Jr. 1975-7-8 3403 Sonoma Mayacmas Mountains. Socrates Mine. (Elevation and coordinates estimated by label maker.) 914 Comment
  UC380648  Stachys chamissonis Marcus E. Jones, A. M. 1882-7-17 3448 Sonoma Duncan's Mills Comment
  UCD151140  Stachys rigida James A. Neilson Jr. 1973-6-6 3047 Sonoma Mayacmas Mountains. The Geysers. Site A. (Elevation estimated using Google Earth by label maker.) 441 Comment
  UCD161301  Stachys rigida var. quercetorum James A Neilson Jr.; Teresa A. Sholars 1976-5-10 3715 Sonoma Mayacmas Mountains. Eight miles east of U.S. Highway 101, ca. 1 mile north of the Geysers Road; Aidlin-Gouvea Leasehold. (Elevation and exact location estimated by label maker.) Comment
  SEINET12329226  Stachys rigida var. quercetorum W. Knight, Knight, I. 1984-1 5112 Sonoma Sea Ranch Comment
  UCD125569  Stachys rigida var. quercetorum Rimy Waraich; Patti Togioka 1993-5-8 234 Sonoma Sugarloaf Ridge State Park; about 50 air miles N of San Francisco, 10 air miles east of Santa Rosa, 2.5 air miles NE of Kenwood and 18 air miles NW of Napa. 365 Comment
  SD192872  Stellaria littoralis John A. Churchill 1974-5-2 7442756 Sonoma Off Route 1 ca. 1.0 mile north of town. Bodego Bay. Comment
  CAS-BOT-BC397765  Stellaria media Alice S. M. McKenzie 1981-2-23 22 Sonoma Coast between Russian and Gualala Rivers; Calif. State Hwy 1 at Kolmer Gulch. Comment
  CAS-BOT-BC397770  Stellaria media G. DeNevers 1981-4-27 878 Sonoma Pepperwood Ranch; Green gate near Hansel's corral. Comment
  HSC4280  Stellaria media S. N. Wiemeyer 1962-4-20 17 Sonoma 0.75 mi. E of County Hospital along Chanate Rd. 122 Comment
  UCD99376  Stellaria media Botany 102 Students 1993-4-24 182 Sonoma Sugarloaf Ridge State Park. About 50 air miles N of San Francisco, 10 air miles E of Santa Rosa, 2.5 air miles NE of Kenwood and 18 air miles NW of Napa. Along Hillside Trail. 411 Comment
  CAS-BOT-BC371406  Stellaria nitens Greg de Nevers 1993-3-24 10333 Sonoma Pepperwood Ranch Natural Preserve, 3450 Franz Valley Road. Weimar Canyon 457 Comment
  CAS-BOT-BC408518  Stellaria nitens Peter H. Raven; H. L. Mason; R. Ornduff; et al. 1957-3-23 10528 Sonoma 1.1 mi. s. of Mendocino Co. line on State Highway 128, n. of Cloverdale. Comment
  RSA0008979  Stephanomeria Marcus E. Jones 1882-7-18 s.n. Sonoma Duncan's Mills. Comment
  HSC13351  Stipa lepida J. V. Lenz 1947-4-20 Sonoma CA 1 at Russian River. Comment
  HSC100968  Stipa miliacea Peter Warner, Sarah Gordon 2011-5-27 207 Sonoma McCullough Ranch, end of Cresta Rd. (off Mark West Spring Rd. at Mark West Lodge), Mark West Creek, upstream ~300 m from 2nd bridge, between lower Pelm Meadow and Pelm house. 48 Comment
  UC956505  Streptanthus barbiger Freed W. Hoffman 1947-9-5 1067 Sonoma near Camp Meeker; North Coast Ranges, Dutch Bill Creek Comment
  SEINET11993693  Streptanthus barbiger Unknown 1984-1 40221 Sonoma N of Cazadero, The Cedars, Big Austin Creek 427 Comment
  CAS-BOT-BC61215  Streptanthus brachiatus Lawrence F. LaPre 1985-6-25 s.n. Sonoma Around Socrates Mine, west of Pine Flats Road. Comment
  CAS-BOT-BC87229  Streptanthus glandulosus subsp. glandulosus H. N. Bolander 1864-4-1 3944 Sonoma At the Geysers. Comment
  UC1601645  Streptanthus glandulosus subsp. glandulosus Katharine Brandegee Sonoma Mt. St. Helena Comment
  UC427868  Streptanthus glandulosus subsp. secundus H. E. and S. T. Parks 1930-5-10 835 Sonoma hillsides in w end of valley Knights Valley Comment
  UC985958  Streptanthus glandulosus subsp. secundus Freed W. Hoffman 1949-6-4 2904 Sonoma along road at base of mt 2.2 mi from Healdsburg Park (e of Healdsburg); North Coast Ranges, Fitch Mountain Comment
  CAS-BOT-BC87292  Streptanthus glandulosus subsp. secundus Mrs. H. C. Campbell 1921-5-10 s.n. Sonoma Fitch Mountain. Comment
  UC985965  Streptanthus glandulosus subsp. secundus Freed W. Hoffman 1948-6-17 2342 Sonoma Herr road above Armstrong Woods; North Coast Ranges Comment
  CAS-BOT-BC87298  Streptanthus glandulosus subsp. sonomensis John Thomas Howell 1937-7-4 13077 Sonoma Near Petrified Forest. Comment
  UC1292740  Streptanthus morrisonii Freed W. Hoffman 1946-9-26 1026 Sonoma Layton Mine, Austin Creek North Coast Ranges Comment
  UCD138358  Stuckenia pectinata E. D. Mathews 1931-9-8 s.n. Sonoma Exact location unknown. Comment
  CAS-BOT-BC258035  Symphoricarpos Peter Rubtzoff 1969-8-24 6143 Sonoma Pond on River Road, 3 miles west of Fulton. Comment
  CAS-BOT-BC540810  Symphoricarpos Peter Rubtzoff 1959-5-31 4075 Sonoma Freestone Marsh. Comment
  CAS-BOT-BC97818  Symphyotrichum chilense Peter Rubtzoff 1951-9-15 763 Sonoma open ground bordering the central part of the Pitkin Marsh Comment
  CAS-BOT-BC97820  Symphyotrichum chilense John Thomas Howell 1946-8-17 22870 Sonoma Cunningham Marsh Comment
  CAS-BOT-BC97835  Symphyotrichum chilense Walter Knight; Irja Knight 1984-9-26 5236 Sonoma 5.9 mi. up Cavevale Rd. Comment
  UC469053  Symphyotrichum subspicatum Miss C. M. Hoak 1912-8-1 Sonoma Monte Rio Comment
  UC76083  Synthyris reniformis Milo S. Baker 1898-4-4 Sonoma between Cazadero and Sea View Comment
  CAS-BOT-BC221967  Taeniatherum caput-medusae G. DeNevers 1981-5-15 1204 Sonoma Pepperwood Ranch. Hansel's Lake Comment
  CAS-BOT-BC157679  Taraxacum Peter Rubtzoff 1974-4-17 7367 Sonoma Upper Green Valley Marsh area. Comment
  UCD136731  Taraxacum officinale Frederica Bowcutt 1994-5-1 1783 Sonoma Sugarloaf Ridge State Park. About 50 air miles N of San Francisco, 10 air miles E of Santa Rosa, 2.5 air miles NE of Kenwood and 18 air miles NW of Napa. Adobe Canyon, campground S of Sonoma Creek about 150 yds. 1/4 mile NW of confluence with Rattlesnake Creek, toe of Sugarloaf Ridge. 350 Comment
  CAS-BOT-BC251236  Taraxia ovata Peter Rubtzoff 1969-6-14 6071 Sonoma Vernal pool, 6.5 miles northeast of Penngrove, on Lichan Road. 426 Comment
  HSC97789  Taxus brevifolia var. polychaeta Richard Spjut, Rick Spjut 2006-8-8 16021 Sonoma Near Mendocino Co. line, 7 km E of Stewarts Point, N of Gualala River and S of Fuller Mtn., W side of Annapolis-Gualala River Rd. 200 Comment
  JEPS86301  Teesdalia coronopifolia Charles F. Quibell 1975-2-24 1228 Sonoma 0.5 mi n of intersection with Peracca Guenza intersection (along w side of Grange Road); Grange Road Comment
  HSC46827  Teesdalia coronopifolia Chas F. Quibell 1977-3-18 1393 Sonoma SW corner of Fulton and Piner Rds., W Santa Rosa, between Piner Elementary School and the church on Fulton Rd. Comment
  RSA786864  Teesdalia coronopifolia Carrie A. Herd 1982-3-16 236 Sonoma Santa Rosa, S.W. corner of Fulton & Piner Roads Comment
  CAS-BOT-BC399884  Thalictrum polycarpum Peter Rubtzoff 1959-6-13 4140 Sonoma Willow Creek Marsh Comment
  CAS-BOT-BC66813  Thysanocarpus curvipes Karl H. Rechinger; J. T. Howell 1953-4-12 s.n. Sonoma Hills north of Sonoma. Comment
  CAS-BOT-BC66814  Thysanocarpus curvipes Karl H. Rechinger; J. T. Howell 1953-4-12 s.n. Sonoma Hills north of Sonoma. Comment
  CAS-BOT-BC66819  Thysanocarpus curvipes A. A. Heller; H. E. Brown 1902-4-14 5284 Sonoma Near Mark West Springs. Comment
  CAS-BOT-BC66826  Thysanocarpus curvipes Doris K. Kildale 1928-4-1 4399 Sonoma Top of grade just north of Cloverdale in Redwood Highway. Comment
  UC764989  Tiarella trifoliata var. unifoliata R. F. Hoover 1941-5-14 5074 Sonoma on road to Camp Meeker 3 mi s Monte Rio Comment
  CAS-BOT-BC447598  Tiarella trifoliata var. unifoliata Volney Rattan 1877-6-14 118 Sonoma Guernville Comment
  UC27666  Tonella tenella Alice King Apr 1897 Sonoma Healdsburg Comment
  UCD128172  Torilis nodosa Frederica Bowcutt 1984-6-23 436 Sonoma Salt Point State Park. Approx. 20 miles N of Jenner and 80 miles S of Fort Bragg. North of Gerstle Cove approx. 1/4 mile. W of Highway 1. 15 Comment
  SEINET10905242  Torreya californica Milo S. Baker 1941-8-4 Baker 8592 Sonoma Canyon near Sea Coast. Comment
  CAS-BOT-BC173708  Torreyochloa pallida var. pauciflora Peter Rubtzoff 1973-9-9 7320 Sonoma Kenwood Marsh. Comment
  POM117572  Toxicodendron diversilobum Marcus E. Jones 1924-4-25 s.n. Sonoma Cloverdale. Comment
  CAS-BOT-BC519552  Triantha occidentalis subsp. occidentalis Peter Rubtzoff 1951-7-14 466 Sonoma Sonoma Comment
  CAS-BOT-BC257362  Trichostema Peter Rubtzoff; Nancy Harrison 1977-8-26 9116 Sonoma False Lake Meadow area, Annadel State Park. Comment
  CHSC26442  Trientalis latifolia P. Kunst 1977-4-12 30 Sonoma 170 Comment
  POM128178  Trientalis latifolia H. P. Chandler 1907-5-19 7571 Sonoma White Sulphur Spring, St Helena Comment
  SEINET11995244  Trientalis latifolia F. H. Utech 1988-1 88 -207 Sonoma 6 mi W of Coleman Valley Road on Willow Creek Road, along Willow Creek 40 Comment
  CAS-BOT-BC166755  Trifolium Peter Rubtzoff 1974-8-5 7815 Sonoma Kenwood Marsh. Comment
  JEPS128277  Trifolium Roger Raiche 2005-4-22 013 .05 Sonoma The Cedars. Lower Russian River, Big Austin Creek watershed. Comment
  CAS-BOT-BC217059  Trifolium amoenum J. W. Congdon 1880-5-1 s.n. Sonoma Santa Rosa Comment
  POM162076  Trifolium amoenum Joseph P. Tracy 1921-5-10 5548 Sonoma Near Petaluma Comment
  UCD107142  Trifolium amoenum Enoch Torpen 1940-1 s.n. Sonoma Valley Ford area. Comment
  UC630839  Trifolium barbigerum P. B. Kennedy June, 1915 Sonoma Del Mar northern part of county Comment
  JEPS83493  Trifolium barbigerum var. andrewsii Jack and Betty Guggolz 1986-4-1 862 Sonoma ne Shilo Rd-Hwy 101 intersection (sw corner of a field) Comment
  UCD165135  Trifolium bifidum var. decipiens Peter Rubtzoff 1974-5-18 7418 Sonoma Todd Road, 1.4 mi from Hwy 116 and 0.6 mi from Llano Road. Comment
  RSA121691  Trifolium ciliolatum B. O. Schreiber 1936-3-5 2211 Sonoma Healdsburg quadrangle, 2 miles WNW of Mark W Srpings. 122 Comment
  UCD108271  Trifolium ciliolatum Freed W. Hoffman 1946-3-6 1858 Sonoma North Coast Ranges. Near Guerneville. Above Quicksilver Mines. Comment
  UC1106199  Trifolium depauperatum var. depauperatum Peter H. Raven 1950-4-6 1607 Sonoma Rincon Ridge Comment
  CAS-BOT-BC361339  Trifolium dubium Greg de Nevers 1997-4-24 10975 Sonoma Pepperwood Ranch, 3450 Franz Valley Rd., Santa Rosa 400 Comment
  RSA0079933  Trifolium fragiferum Greg de Nevers 1997-7-24 11071 Sonoma Pepperwood Ranch, 3450 Franz Valley Rd., Santa Rosa. At Double Ponds and Turtle Pond. 100 Comment
  CHSC90392  Trifolium fucatum Elizabeth L. Knight 1988-4-1 6 Sonoma Ca. .25 m ene of southernmost point of Bodega Head and 100 ft n of Pacific Ocean. 15 Comment
  POM89154  Trifolium fucatum F. W. Peirson 1926-4-1 6551 Sonoma 6 miles south of Cloverdale. Comment
  UCD37564  Trifolium grayi Beecher Crampton 1955-4-5 2411 Sonoma 3 miles northeast of Trenton, 3 miles southwest of Windsor, Starr Road, near Starr School, along Windsor Creek. Comment
  UCD109139  Trifolium hydrophilum P. G. Connors 1996-5-6 364 Sonoma 8 km S of Sonoma, W of Sonoma Creek, Viansa Wetlands. Comment
  RSA633344  Trifolium incarnatum Michael A. Vincent, Ethan H. Freid, Karl Vincent 1998-4-7 8170 Sonoma Cloverdale. Along S. Cloverdale Blvd., just off Rt. 101 exit. Comment
  UCD111236  Trifolium incarnatum Elsie Zeile Lovegrove 1954-4-21 s.n. Sonoma Near Sonoma. Comment
  CAS-BOT-BC368051  Trifolium microcephalum Greg de Nevers 1998-5-12 11248 Sonoma Pepperwood Ranch, 3450 Franz Valley Rd., Santa Rosa 400 Comment
  JEPS128259  Trifolium microcephalum Roger Raiche 2000-4-20 040 .00 Sonoma The Cedars. Gateway Parcel at Christi Camp. Lower Russian River, Big Austin Creek watershed. Comment
  UCD165137  Trifolium microdon Peter Rubtzoff 1974-5-18 7421 Sonoma Todd Road, 1.4 miles from Hwy. 116 and 0.6 miles from Llano Road. Comment
  UCD38485  Trifolium pratense Beecher Crampton 1955-6-17 2935 Sonoma 1/2 mile south of Guerneville. Comment
  UCR254917  Trifolium repens Greg de Nevers 1998-6-20 11289 Sonoma North Coast Range, Pepperwood Ranch Natural Preserve, 3450 Franz Valley Rd., Santa Rosa 400 Comment
  UCD165165  Trifolium variegatum Peter Rubtzoff 1974-5-26 7485 Sonoma Vernal pool, 4.25 miles west of Glen Ellen on Bennett Valley Road. Comment
  UC16790  Trifolium variegatum var. melananthum H. N. Bolander Apr 1864 3881 Sonoma Mark West Creek Coast Ranges Comment
  UC70390  Trifolium variegatum var. variegatum Milo S. Baker 1898-5-7 587 Sonoma near Glen Ellen Comment
  UCD33092  Trifolium willdenovii Beecher Crampton 1966-5-10 7722 Sonoma Sonoma County, ca. 2 miles west of Fulton along River Road. Comment
  RSA582648  Trifolium wormskioldii Jens Clausen 1935-5-24 1091 Sonoma 6.2 miles south of Jenner. Comment
  UC1057464  Trifolium wormskioldii G. Thomas Robbins 1937-5-23 197 Sonoma ca 10 mi w Santa Rosa (Pitkin Ranch); Vine Hill region Comment
  UC1057434  Trillium albidum G. Thomas Robbins 1937-3-25 3 Sonoma Sonoma Creek Bennett Valley, Sonoma Creek Comment
  UC75634  Trillium albidum Miss Emma Sobenstein 1906-1 Sonoma Valley Ford Comment
  CAS-BOT-BC520848  Trillium albidum Eliz. Parsons Hawver 1915-6-3 s.n. Sonoma Skaggs Springs Comment
  SEINET12049780  Trillium albidum F. H. Utech 1986-1 86 -124 Sonoma ca 3 mi SW on Sonoma Mt. Rd from junction with CA 12, near Jack London Historical Park 200 Comment
  UCD151245  Trillium chloropetalum James A. Neilson Jr. 1974-4-24 2729 Sonoma Mayacmas Mountains, upper Squaw Creek. (Elevation estimated using Google Earth by label maker.) 883 Comment
  UCR255036  Trillium ovatum Greg de Nevers 1998-4-30 11222 Sonoma North Coast Range, Pepperwood Ranch Natural Preserve, 3450 Franz Valley Rd., Santa Rosa 400 Comment
  SEINET12050391  Trillium ovatum F. H. Utech 1988-1 88 -008 Sonoma 3 mi S of Ft. Ross Historic Site & junction with Ft. Ross Rd on CA 1 100 Comment
  JEPS117073  Triphysaria eriantha subsp. eriantha Peter Warner 2010-3-30 125 Sonoma Annadel State Park, east of Santa Rosa; approx. 200 m south of Cobblestone Trail, approx. 1 km west of Channel Drive. Comment
  UC1334890  Triphysaria eriantha subsp. rosea L. D. Thurman 1965-5-3 668 Sonoma Horseshoe cove on Bodega Head; Horseshoe cove n Bodega Head Comment
  SEINET7075562  Triphysaria floribunda A. G. Vestal 1955-5-8 s.n. Sonoma South end of Bennett Mountain southeast of Santa Rosa. East Bennett Valley. 38? deg. 24' 31" North Latitude, -122? deg. 37' 52" West Longitude. UTM Zone 10, 532220mE, 4251005mN. (NAD 27)]. [Coordinate Datum: WGS84/NAD83]. Comment
  JEPS11169  Triphysaria versicolor subsp. faucibarbata R. F. Hoover 1939-4-18 4034 Sonoma Occidental Comment
  JEPS19396  Triphysaria versicolor subsp. faucibarbata G. Thomas Robbins 1938-4-15 262 Sonoma along road to Graton 6-7 mi w Santa Rosa Comment
  OBI49266  Triphysaria versicolor subsp. faucibarbata Michener & Bioletti, Bioletti May 1892 s.n. Sonoma Shellville Comment
  UC886582  Triphysaria versicolor subsp. versicolor A. A. Heller 1930-5-14 15083 Sonoma back of the bluff n Bodega Bay (along the roadside s of the town of Bay); back of the bluff n of Bodega Bay Comment
  CAS-BOT-BC200096  Trisetum canescens John Thomas Howell; Catherine Best; Gordon H. True 1982-5-6 54693 Sonoma Bouverie Audubon Preserve, about 1.5 miles east of Glen Ellen near Stuart Creek 137 Comment
  CAS-BOT-BC200106  Trisetum canescens Peter Rubtzoff 1951-6-7 111 Sonoma Western branch of the Upper Marsh Comment
  UCR143026  Triteleia hyacinthina Peter Rubtzoff 1971-6-5 6511 Sonoma 4.25 miles west of Glen Ellen on Bennett Valley Road 244 Comment
  RSA41933  Triteleia hyacinthina H. C. Cantelow 1938-5-1 749 Sonoma Shellville Road about 25 miles north of Ross Comment
  UCD139297  Triteleia hyacinthina Mary M. Hektner 1975-6-3 198 Sonoma just south of Kuhn home on Pacific Reach, Unit 24 Owners' Map, Sea Ranch, near State Highway 1. Comment
  CAS-BOT-BC527965  Triteleia peduncularis Greg de Nevers 1987-5-11 s. n. Sonoma Pepperwood Ranch Natural Preserve, 3500 Franz Valley Road, Santa Rosa 400 Comment
  RSA53840  Triteleia peduncularis J. T. Howell 1945-5-30 s.n. Sonoma Pitkin Marsh. Comment
  UC421747  Triteleia peduncularis Milo S. Baker May 1899 Sonoma near Kenwood Comment
  CAS-BOT-BC527970  Triteleia peduncularis J. W. Congdon 1880-5-30 115 Sonoma Santa Rosa Comment
  UCD108657  Ulex europaeus T. I. Storer 1930-6-24 2153 Sonoma Near Bodega. Comment
  POM21294  Ulex europaeus A. A. Heller, H. E. Brown 1902-3-22 7308 Sonoma Among Redwood Trees W of Sebastopol Comment
  RSA699636  Ulex europaeus Keith E. Hoffmaster 1946-3-9 s.n. Sonoma Roadside, spreading thruoghout a hillside pasture. Near Petaluma. Comment
  UC1126331  Umbellularia californica C. M. Belshaw 1936-3-7 1551 Sonoma 2 mi s of Occidental 121 Comment
  UCD67497  Umbellularia californica D. Sanchez-Mata 1996-4-16 s.n. Sonoma Mercuryville. Big Sulphur Creek. The Geysers. Quercus wislizenii and Quercus kelloggii woodland; northern slopes. 430 Comment
  CAS-BOT-BC382825  Uropappus lindleyi G. DeNevers 1981-4-25 847 Sonoma Pepperwood Ranch. Lower road cut turnout on Franz Valley Road, on Mark West Springs Road side Comment
  UC1010428  Urtica dioica subsp. gracilis Leo Koch 1940-4-16 9544 Sonoma Highway between Salmon Creek and Wright's Beach Comment
  CAS-BOT-BC404235  Urtica dioica subsp. holosericea Peter Rubtzoff 1960-9-17 4566 Sonoma Laguna de Santa Rosa area northeast of Graton (near Laguna Road) Comment
  RSA620420  Urtica dioica subsp. holosericea Peter Rubtzoff 1960-9-17 4566 Sonoma Laguna de Santa Rosa, northeast of Graton (near Buerneville Road). Comment
  UCR105437  Urtica dioica subsp. holosericea Peter Rubtzoff 1960-9-17 4566 Sonoma Laguna de Santa Rosa northeast of Graton, near Guerneville Road Comment
  CAS-BOT-BC404245  Urtica dioica subsp. holosericea Peter Rubtzoff 1954-8-13 1717 Sonoma Bodega Head Marsh Comment
  UCD111550  Urtica dioica subsp. holosericea Frederica Bowcutt 1994-6-24 1901 Sonoma Sugarloaf Ridge State Park. About 50 air miles N of San Francisco, 10 air miles E of Santa Rosa, 1.5 air miles NE of Kenwood and 18 air miles NW of Napa. Sonoma Creek, Gray Pine Trail between Vista Trail and Meadow Trail. 408 Comment
  CAS-BOT-BC193381  Vaccinium ovatum Mrs. H. C. Cantelow 1940-4-20 s.n. Sonoma North of Fort Ross Comment
  CDA24422  Vancouveria planipetala G. D. Barbe 1982-5-27 3624 Sonoma 3.6 miles east of Stewarts Point (Highway 1), on Skaggs Spring Road. 0 Comment
  RSA121716  Vancouveria planipetala H. S. Yates 1936-5-16 5614 Sonoma 1 mile NW of Mountain View School. 91 Comment
  UC558487  Veratrum fimbriatum Elizabeth E. Morse 1936-8-30 Sonoma Gualala River Comment
  CAS-BOT-BC135766  Veratrum fimbriatum Hugh Leech 1964-10-12 s.n. Sonoma Confluence of Gualala River and Wheatfield Branch Comment
  CAS-BOT-BC311842  Verbascum Peter Rubtzoff; Nancy Harrison 1974-7-13 7678 Sonoma Upper Green Valley Marsh. Comment
  RSA790898  Verbascum Peter Rubtzoff 1954-7-27 1564 Sonoma Guernerville Marsh. Comment
  JEPS11193  Verbascum blattaria M. E. and E. Van E. Ferguson Jun 8 1919-Jun 10 1919 244 Sonoma near Guerneville Comment
  CDA15998  Verbascum bombyciferum G. F. Hrusa, M. Gillogly 2000-7-26 15678 Sonoma North Coast Biodiversity Arena; Dry bed of Leslie Creek, 1/4 mi. above confluence with Mark West Ck. with benches above. Comment
  CDA41759  Verbascum bombyciferum G. F. Hrusa, M. Gillogly 2000-7-26 15679 Sonoma North Coast Biodiversity Arena; Dry bed of Leslie Creek, 1/4 mi. above confluence with Mark West Ck. Sheet 2 of 2. Comment
  CAS-BOT-BC157661  Veronica Peter Rubtzoff 1960-5-20 4397 Sonoma Laguna de Santa Rosa east of Graton (betw. Occidental and Guerneville roads). Comment
  UCR244664  Veronica Peter Rubtzoff 1969-6-14 6082 Sonoma 6.5 mi northeast of Penngrove, on Lichau Road 427 Comment
  CAS-BOT-BC166930  Veronica Peter Rubtzoff 1970-4-19 6212 Sonoma Forest Hills, 5.5 mi. east of Guerneville at 9981 Old River Road. Comment
  CAS-BOT-BC166741  Veronica americana Peter Rubtzoff 1960-6-9 4481 Sonoma Laguna de Santa Rosa area northeast of Graton, near the Laguna Road. Comment
  CAS-BOT-BC166808  Veronica americana Peter Rubtzoff 1959-6-20 4172 Sonoma Willow Creek Marsh. Comment
  JEPS27321  Veronica americana Eleanor Armstrong 1932-5-25 514 Sonoma 5 mi w of Graton (Schlackly Flat); Schlackly Flat 91 Comment
  RSA169299  Veronica americana L. S. Rose 1964-6-3 64050 Sonoma N end of Bodega Bay. 2 Comment
  RSA783724  Veronica americana Peter Rubtzoff 1954-6-6 1460 Sonoma Guerneville Marsh. Comment
  RSA783733  Veronica americana Peter Rubtzoff 1960-6-9 4481 Sonoma Laguna de Santa Rosa area NE of Graton, near the Laguna Road. Comment
  UCR279614  Veronica americana Peter Rubtzoff 1959-6-20 4172 Sonoma Willow Creek Marsh 9 Comment
  RSA264766  Veronica anagallis-aquatica Peter Rubtzoff 1956-9-16 2920 Sonoma Vacation Beach, near Guerneville. Russian River. Comment
  CAS-BOT-BC371440  Veronica peregrina Greg de Nevers 1998-4-21 11159 Sonoma Pepperwood Ranch, 3450 Franz Valley Rd., Santa Rosa. At Franz Valley Road intersection with Mark West Springs Road 400 Comment
  CAS-BOT-BC267245  Viburnum ellipticum D. E. Breedlove 1980-6-27 44777 Sonoma Pepperwood Ranch W of Knights Valley Comment
  UC175500  Viburnum ellipticum Mrs. R. Kuhn 1914-5-5 3512 Sonoma El Cerrito Ranch Comment
  CAS-BOT-BC257966  Vicia Peter Rubtzoff 1974-5-25 7462 Sonoma Upper Green Valley Marsh area. Comment
  RSA94347  Vicia angustifolia Peter Rubtzoff 1951-7-28 548 Sonoma Southern half of Lower Marsh Comment
  UC73219  Vicia sativa Milo S. Baker 1898-5-7 596 Sonoma Glen Ellen Comment
  UCD108915  Vicia sativa subsp. nigra Freed W. Hoffman 1947-4-7 1895 Sonoma Between Healdsburg and Calistoga. Comment
  CDA36953  Vicia sativa subsp. sativa CDFA Staff 1995-5-23 s.n. Sonoma Sugarloaf Ridge State Park; near junction of Meadow, Hillside, and Gray Pine Trails, east of bridge across Sonoma Creek. 0 Comment
  RSA247451  Vicia tetrasperma Peter Rubtzoff 1968-7-13 5916 Sonoma Upper Salmon Creek Marsh. Comment
  UC1084366  Vinca major G. Thomas Robbins 1937-3-26 32 Sonoma along rd. to Bodega Bay just w. of Bodega Comment
  CAS-BOT-BC270247  Viola adunca Ella Dales Cantelow 1939-4-10 4569 Sonoma 2.3 miles S of Stewarts Point Comment
  UC518980  Viola douglasii J. Clausen 1933-3-25 732 Sonoma Melita Comment
  UC1761336  Viola glabella J. Burtt Davy 1896-3-13 1653 Sonoma Cazadera Comment
  UC455410  Viola sempervirens I. J. Condit 1908-8-13 Sonoma Guerneville Comment
  CAS-BOT-BC135288  Viscum album Stanley Rose 1966-4-3 s.n. Sonoma about 1 mile from Sebastopol on Gravenstein Highway North Comment
  CAS-BOT-BC135291  Viscum album Stanley Rose 1966-3-13 s.n. Sonoma about 1 mile N from Sebastopol on Gravenstein Highway North (#1090) Comment
  CDA22394  Viscum album G. D. Barbe 1968-1-1 859 Sonoma 7790 Atkinson Road, 1 block east of State Hwy 12, 1.5 miles north of Sebastopol. 0 Comment
  CDA2764  Viscum album O. E. Bremmer 1929-12-29 Sonoma Santa Rosa. 0 Comment
  CAS-BOT-BC203130  Vitis californica Lewis S. Rose 1968-6-25 68115 Sonoma Rincon Ridge ne. of Santa Rosa 121 Comment
  UCD58730  Vitis californica Eric Wada 2006-9-3 RR 5 Sonoma Just east of Monte Rio on SR116 17 Comment
  UCD17550  Vitis californica H. Olmo 1934-9-30 s.n. Sonoma 2 miles N on Upper Lake Highway, E of Ukiah. Near first highway bridge. Comment
  CDA15738  Vitis vinifera G. F. Hrusa 1998-6-14 14590 Sonoma Cultivated Plants; on Foote Ranch. Immed. N of corner Ida Clayton Rd. & Hwy. 128, Knights Valley. Comment
  UC1023600  Vulpia Virginia Bufford 1936-5-1 177 Sonoma 2 mi above Duncan's Mill Comment
  CAS-BOT-BC199911  Vulpia bromoides Alice Eastwood 1915-6-29 s.n. Sonoma Bodega Point Comment
  RSA128468  Vulpia bromoides P. H. Raven 1950-4-6 1552 Sonoma Cotati to Santa Rosa. 30 Comment
  UCD93701  Vulpia microstachys K. Wagnon 1940-5-4 260 Sonoma Adobe Canyon. Comment
  UCD93733  Vulpia microstachys var. ciliata A. A. Beetle; G. L. Stebbins 1942-6-4 3586 Sonoma near Occidental. Comment
  UCD93947  Vulpia microstachys var. confusa L. Koch 1940-4-22 839 Sonoma Sulphur Creek Geysers. Comment
  CAS-BOT-BC184596  Vulpia microstachys var. pauciflora Greg de Nevers 1990-5-1 9669 Sonoma Pepperwood Natural Preserve. 3450 Franz Valley Road. West of Three Tree Hill 457 Comment
  CAS-BOT-BC185835  Vulpia myuros subsp. megalura G. DeNevers 1981-5-15 1202 Sonoma Grazed shore of Hansel's Lake Comment
  UC114970  Whipplea modesta Michener and Bioletti 1892-5-1 641 a Sonoma Woods Peak Comment
  UCD160300  Whipplea modesta James A. Neilson Jr. 1975-5-17 3195 Sonoma Robert Louis Stevenson State Park, Mt. St. Helena. (Exact location unknown. Elevation and coordinates estimated by label maker based on Neilson 3193.) 1165 Comment
  SEINET12216684  Whipplea modesta F. H. Utech, Walter, W.; Knight, I. 1984-1 84 -100 Sonoma ca 4 mi NNW of Sonoma on Cavedale Road from junction with CA 12 396 Comment
  SEINET8729185 Image available Whipplea modesta Martha Meagher 1947-1 101 Sonoma On county road one-half mile west of Freezeout Creek across Russian River from Duncan's Mills Comment
  UCSB2705  Whipplea modesta Keator, Glenn 1959-4-1 Sonoma At abandoned picnic grounds; 1 mile southeast of northern city limits of Camp Meeker on Occidental- Monterio highway Comment
  RSA0064182  Wolffiella lingulata Peter Rubtzoff 1963-9-1 5250 Sonoma Bennett Mountain Lake. Comment
  SEINET3150627  Wyethia angustifolia L. S. Rose 1940-5-22 40368 Sonoma Sonoma 30 Comment
  UCR265094  Wyethia angustifolia Ann Howald, Christina Freeman 2015-4-13 3342 Sonoma Inner North Coast Ranges, Annadel State Park, Ledson Marsh, northwest corner, south of Marsh Trail 362 Comment
  UCSB16489  Wyethia angustifolia Breedlove, Dennis 1962-6-6 Sonoma Along State Highway 128, 1.5 miles northwest of U.S. Highway 101 at Cloverdale 121 Comment
  RSA47590  Wyethia angustifolia L. Beane, Lois E. James 1949-5-11 1944 Sonoma 3 miles S of Healdsburg. Comment
  CAS-BOT-BC383331  Wyethia glabra Alice Griffin 1922-4-1 s.n. Sonoma El Verano Comment
  SEINET12271172  X Agropogon lutosus Unknown 1940-1 1012 Sonoma behind Fountaingrove Vineyard 3 mi N of Santa Rosa along Hwy 101 Comment
  CAS-BOT-BC529144  Xerophyllum tenax A. T. Graff 1923-6-7 s.n. Sonoma Trospers Comment
  CAS-BOT-BC456160  Zannichellia palustris Herbert L. Mason 1928-4-13 4323 Sonoma Near Petaluma Comment
  UCD160825  Zeltnera James A. Neilson Jr.; Teresa A. Sholars 1975-6-20 3370 Sonoma Section 10, the Geysers. (Exact location unknown. Elevation and coordinates estimated by label maker.) 388 Comment
  UC480635  Zigadenus fremontii Carl Meyer 1928-3-3 305 Sonoma Santa Rosa Comment
  UC72281  Zigadenus fremontii Milo S. Baker 1898-2-12 719 Sonoma Taylor Mt. Comment
  CAS-BOT-BC530597  Zigadenus fremontii A. A. Heller; H. E. Brown 1902-3-21 s.n. Sonoma Hills southeast of Santa Rosa Comment
  CAS-BOT-BC532731  Zigadenus fremontii A. A. Heller; H. E. Brown 1902-3-14 s.n. Sonoma Near Windsor Comment
  SEINET12048721  Zigadenus micranthus F. H. Utech, Walter, W.; Knight, I. 1984-1 84 -161 Sonoma 0.2 mi W on Harrison Grade Road from junction with Stoetz Lane 146 Comment



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