Search Results — 1395 specimen records retrieved (737 records with coordinates)
Results for search: County=ALAMEDA; Source=All; Collector=Ertter;   
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 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
  JEPS106433  Acacia baileyana Barbara Ertter 1999-4 Alameda Albany Hill in NW Albany Comment
  UC1719701  Acacia baileyana Barbara Ertter 1997-2-9 15446 Alameda Albany Hill in NW Albany, E-facing slope on E side of crest above Taft St. Comment
  UC1606433  Acacia dealbata Barbara Ertter with Brad Olson and Lynne Hosley 1991-7-28 10668 Alameda Berkeley Hills behind Kerr Campus of University of California (e end of Dwight Way); Berkeley Hills, Dwight Way Comment
  UC1719695  Acacia dealbata Barbara Ertter 2001-8-19 17803 Alameda Joaquin Miller Park, Oakland Hills, Cinderella Trail 335 Comment
  UC1719696  Acacia dealbata Barbara Ertter, Lynne Hosley 1994-7-2 12889 Alameda Dimond Park in Dimond Canyon, S of Park Blvd. in Oakland S of Piedmont, along path at W end of park Comment
  JEPS106434  Acacia longifolia Barbara Ertter 1997-2-9 15448 Alameda Albany Hill in NW Albany, E-facing slope on E side of crest above Taft St. Comment
  UC1719699  Acacia longifolia Barbara Ertter 1997-2-9 15448 Alameda Albany Hill in NW Albany, E-facing slope on E side of crest above Taft St. Comment
  UC1719697  Acacia melanoxylon Barbara Ertter 1997-2-9 15447 Alameda Albany Hill in NW Albany, E-facing slope on E side of crest above Taft St. Comment
  UC2029124  Acacia melanoxylon Barbara Ertter 2013-4-19 21314 Alameda Berkeley, Berkeley Way a few blocks west of University of California. Comment
  UC2043148  Acacia melanoxylon Barbara Ertter 1994-3-12 12322 Alameda N base of Albany Hill in NW Albany, along Cerrito Creek opposite Cerrito Ave. Comment
  UC2070476  Acacia melanoxylon Barbara Ertter with David Gowen 2005-12-5 18662 Alameda Joaquin Miller Park in Oakland Hills, Sequoia -Bayview Trail S of Chaparral Trail. Comment
  JEPS106430  Acacia paradoxa Barbara Ertter 1994-8-19 13076 Alameda Albany waterfront Bulb on former landfill extending into San Francisco Bay north of Golden Gate Fields (now part of Eastshore State Park) Comment
  UC1719698  Acacia paradoxa Barbara Ertter 1994-8-19 13076 Alameda Albany waterfront Bulb on former landfill extending into San Francisco Bay N of Golden Gate Fields (now part of Eastshore State Park) Comment
  UC1618244  Acacia retinodes Barbara Ertter with Elizabeth Neese 1990-10-16 9665 Alameda s. end of Aquatic Park in west Berkeley (end of Bay St. (between interstate and R.R.)) Comment
  UC1719705  Acacia retinodes Barbara Ertter 1994-8-19 13074 Alameda Albany waterfront Bulb on former landfill extending into San Francisco Bay N of Golden Gate Fields (now part of Eastshore State Park) Comment
  UC2042942  Acaena pinnatifida var. californica Barbara Ertter with Brad Olson, Dave Bigham, Amy Hiss 1991-6-16 10135 Alameda Fairmont Ridge SW of Lake Chabot between Fairmont Dr. & Lake Chabot Dr. SE San Leandro. Comment
  UC1606438  Acanthomintha lanceolata Barbara Ertter with Beth Painter et al. 1993-6-25 11902 Alameda 10 air mi s of Pleasanton (just s of junction of Eagle View Trail and Vista Grande Road e of Vist Grande); Sunol Regional Wilderness 365 Comment
  UC1818989  Acanthomintha lanceolata Barbara Ertter, Brad Olson 1995-4-2 13975 Alameda Rancho Los Mochos Boy Scout Camp ca 2/3 way up Mines Road ca 15 air miles southeast of Livermore; section of property on northeast side of Mines Rd., ''Cardiac Hill'' = outcrop of crumbling volcanic? rock. Comment
  UC2029118  Acanthomintha lanceolata Barbara Ertter with Tony Morosco 2000-4-12 16961 Alameda Mines Road in mountains southeast of Livermore, 10 miles from base. Comment
  CAS-BOT-BC330562  Acer campestre Barbara Ertter 2004-7-25 18445 Alameda Strawbetry Canyon in Berkeley Hills E of UC-Berkeley campus, along Strawberry Creek at lower end of fire trail Comment
  CDA4981  Acer campestre Barbara Ertter 2004-7-25 18445 Alameda East of UC-Berkeley campus, along Strawberry Creek at lower end of fire trail, Strawberry Canyon in Berkeley Hills. 0 Comment
  JEPS113080  Acer campestre Barbara Ertter 2004-7-25 18445 Alameda Strawberry Canyon in Berkeley Hills E of UC Berkely campus, along Strawberry Creek at lower end of fire trail Comment
  UC1789095  Acer campestre Barbara Ertter with Amy Rusev 1998-6-11 16152 Alameda Strawberry Canyon E of UC Berkeley campus, lower end of fire trail behind botanical garden Comment
  UC1789098  Acer campestre Barbara Ertter 2004-7-25 18445 Alameda Strawberry Canyon in Berkeley Hills E of UC Berkely campus, along Strawberry Creek at lower end of fire trail Comment
  UC2043264  Acmispon wrangelianus Barbara Ertter 1995-5-20 14214 Alameda Albany Hill in northwest Albany. Comment
  UC1795860  Actaea rubra Barbara Ertter, Lynne Hosley 1994-7-2 12881 Alameda Dimond Park in Dimond Canyon, south of Park Blvd. in Oakland south of Piedmont; path thru woods on south slope at east end of park, shaded. Comment
  JEPS107065  Adiantum jordanii Barbara Ertter with Lynne Hosley and Amy Hiss 1992-4-19 10966 Alameda S of Livermore (Lake Del Valle State Recreation Area, SW corner) Comment
  RSA695412  Adiantum jordanii Barbara Ertter, Lynne Hosley, Amy Hiss 1992-4-19 10966 Alameda Southwest corner of Lake Del Valle State Recreational Area south of Livermore. Comment
  UC1619943  Adiantum jordanii Barbara Ertter with Lynne Hosley and Amy Hiss 1992-4-19 10966 Alameda S of Livermore (Lake Del Valle State Recreation Area, SW corner) Comment
  UC1818870  Ageratina adenophora Barbara Ertter, Lynne Hosley 1994-7-2 12879 Alameda Dimond Park in Dimond Canyon, south of Park Blvd. in Oakland south of Piedmont; path thru woods on south slope at east end of park, shaded. Comment
  UC1795718  Agoseris grandiflora Barbara Ertter, CNPS 1996-5-12 14660 Alameda Brushy Peak east of Vasco Rd. just south of county line, NNE of Livermore, north-facing slope west of main peak, grassy with many herbs, some outcrops. Comment
  UC2027856  Agoseris grandiflora Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15626 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, Main's property ca 1 mile in from road. Comment
  UC2027854  Agoseris heterophylla Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15629 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, Main's property ca 1 mile in from road, base of S-facing slope above roadcut. Comment
  RSA721732  Agrostis hallii Barbara Ertter, Laurel Collins 1994-6-21 12839 a Alameda Claremont Canyon Regional Preserve in Oakland Hills, Gwinn Canyon (SE branch of Claremont Canyon) north of Marlborough Drive below Grizzly Peak Rd. Comment
  RSA722220  Agrostis hallii Barbara Ertter, Laurel Collins 1994-6-21 12844 a Alameda Claremont Canyon Regional Preserve in Oakland Hills, above entrance to former tunnel off Old Tunnel Road above west entrance Caldecott Tunnel. Comment
  UC1795675  Agrostis hallii Barbara Ertter, Laurel Collins 1994-6-21 12839 a Alameda Claremont Canyon Regional Preserve in Oakland Hills, Gwinn Canyon (SE branch of Claremont Canyon) north of Marlborough Drive below Grizzly Peak Rd., N-facing slope, regrowth of scrub after fire. Comment
  UC1795811  Agrostis hallii Barbara Ertter 1995-5-20 14219 Alameda Albany Hill in northwest Albany; various places in open woodland. Comment
  UC1795856  Agrostis hallii Barbara Ertter, Laurel Collins 1994-6-21 12844 a Alameda Claremont Canyon Regional Preserve in Oakland Hills, above entrance to former tunnel off Old Tunnel Road above west entrance Caldecott Tunnel, in burnt patch of Monterey pine. Comment
  SEINET10894477  Agrostis hallii Barbara J. Ertter 1994-6-21 Ertter 12839 a Alameda Claremont Canyon Regional Preserve in Oakland Hills, Gwinn Canyon (SE branch of Claremont Canyon) north of Marlborough Drive below Grizzly Peak Rd., N-facing slope, regrowth of scrub after fire. Comment
  SEINET4344617 Image available Agrostis hallii Barbara Ertter, Laurel Collins 1994-6-21 12839 a Alameda Claremont Canyon Regional Preserve in Oakland Hills, Gwinn Canyon north of Marlborough Drive below Grizzly Peak Rd. Comment
  UC1818991  Alcea rosea Barbara Ertter 1994-5-23 12810 Alameda Northwest Berkeley west of freeway Comment
  RSA666350  Allenrolfea occidentalis Barbara Ertter, Brad Olson, Dianne Lake 1991-8-25 10729 Alameda Springtown wetlands N of Livermore, N of Hartford Ave. between Lorraine Street and Bluebell Drive. 200 Comment
Read comments
Feb 29 2012
  UC1618273  Allenrolfea occidentalis Barbara Ertter, Brad Olson, Diane Lake 1991-8-25 10729 Alameda Springtown wetlands n. of Livermore (n. of Hartford Ave. between Lorraine St. and Bluebell Dr.) 60 Comment
  UC2027876  Allium amplectens Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15602 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, ca 1/4 mile in from road. Comment
  UC2046349  Allium neapolitanum Barbara Ertter 2000-3-25 16898 Alameda Albany Hill in north Albany, edge of Taft Street. Comment
  CDA34964  Allium paniculatum var. paniculatum Barbara Ertter 2003-8-8 G- 523 Alameda Flora of Ertter s Garden; Berkeley; 1859 Catalina Ave. 0 Comment
  UC2013016  Allium serra Barbara Ertter 1991-4-14 9729 Alameda Coyote Hills Regional Park NW of Neward, grassy ridge west of visitor's center. Comment
  UC2027878  Allium sharsmithiae Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15600 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, ca 1/4 mile in from road. Comment
  JEPS87905  Allium triquetrum Barbara Ertter 1991-5-13 9823 Alameda n.w. corner Albany (along Cerrito Creek at n. foot of Albany Hill); Albany Hill Comment
  UC1607668  Allium triquetrum Barbara Ertter 1991-5-13 9823 Alameda n.w. corner Albany (along Cerrito Creek at n. foot of Albany Hill); Albany Hill Comment
  UC1950373  Allium vineale Barbara Ertter 1991-6-30 10172 Alameda wildlife refuge at SW end of Alameda Island, S extension of beach Comment
  UC2027791  Allophyllum gilioides subsp. gilioides Barbara Ertter with Brad Olson, Dianne Lake, and Ray Budzinsky 1991-5-20 9901 Alameda SE section of Ohlone Regional Wilderness ca 10 mi S of Livermore, N end of Mt. Hamilton Range, N Fork Indian Creek between Valpe and Wauhab ridges Comment
  RSA721365  Allophyllum gilioides subsp. gilioides Barbara Ertter, Brad Olson 1995-4-2 13958 Alameda Rancho Los Mochos Boy Scout Camp ca. 2/3 way up Mines Road, ca. 15 air miles southeast of Livermore. Comment
  SEINET11268154  Allophyllum gilioides subsp. gilioides Barbara Ertter, Brad Olson; Dianne Lake 1991-5-20 9901 Alameda SE section of Ohlone Regional Wilderness ca 10 mi S of Livermore, N end of Mt. Hamilton Range; N Fork Indian Creek between Valpe and Wauhab ridges. S-facing slope above road.; 0 975 Comment
  UC1861830  Allophyllum gilioides subsp. gilioides Barbara Ertter, Brad Olson 1995-4-2 13958 Alameda Rancho Los Mochos Boy Scout Camp ca 2/3 way up Mines Road ca 15 air miles southeaast of Livermore Comment
  CHSC106854  Alopecurus saccatus Barbara Ertter 1991-5-12 9809 Alameda Springtown wetlands N of Livermore, swales in now dry alkali flat north of junction Bluebell Dr. and Hartford Ave. 200 Comment
Read comments
Jan 22 2012
  RSA756861  Alopecurus saccatus Barbara Ertter 1991-5-12 9809 Alameda Springtown wetlands N of Livermore, swales in now-dry alkali flat north of junction Bluebell Dr. & Hartford Ave. 200 Comment
  SBBG122800  Alopecurus saccatus B. Ertter 1991-5-12 9809 Alameda Springtown wetlands N of Livermore, N of jct of Bluebell Drive and Hartford Ave 200 Comment
  SD211503  Alopecurus saccatus Barbara Ertter 1991-5-12 9809 Alameda Springtown wetlands North of Livermore, swales in now-dry alkali flat North of junction Bluebell Drive and Hartford Avenue 199 Comment
  SEINET1910012  Alopecurus saccatus Barbara Ertter 1991-1 9809 Alameda Springtown wetlands N of Livermore, swales in now-dry alkali flat north of junction Bluebell Dr. & Hartford Ave. 200 Comment
  UC1950069  Alopecurus saccatus Barbara Ertter 1991-5-12 9809 Alameda Springtown wetlands N of Livermore, swales in flat north of junction Bluebell Dr. & Hartford Ave. Comment
  JEPS96242  Amaranthus albus Barbara Ertter, Brad Olson, Diane Lake 1991-8-25 10731 Alameda Springtown wetlands n Livermore (n of Hartford Ave. between Lorraine Street and Bluebell Drive); Springtown wetlands n of Livermore 200 Comment
  UC1619906  Amaranthus albus Barbara Ertter, Brad Olson, Diane Lake 1991-8-25 10731 Alameda Springtown wetlands n Livermore (n of Hartford Ave. between Lorraine Street and Bluebell Drive); Springtown wetlands n of Livermore 200 Comment
  UC1819020  Amaranthus albus Barbara Ertter, CNPS 1996-5-12 14668 a Alameda Brushy Peak east of Vasco Rd. just south of county line, NNE of Livermore, roadbed at base of north side of peak. Comment
Read comments
Apr 29 2008
  RSA0026151  Amaranthus albus Barbara Ertter, James L. Reveal 1997-7-16 15725 Alameda Patterson Pass Road across Altamont Hills east of Livermore, roadside at east end of pass. Comment
  UC2027974  Amaranthus albus Barbara Ertter with Richard Rabeler, Tony Morosco 1997-6-10 15657 Alameda Springtown wetlands at end of Bluebell Drive in N Livermore. Comment
  UC2028350  Amaranthus albus Barbara Ertter with James L. Reveal 1997-7-16 15725 Alameda Patterson Pass Road across Altamont Hills east of Livermore, roadside at east end of pass Comment
  RSA0027705  Amaranthus blitoides Barbara Ertter, Lynne Hosley 1992-8-29 11271 Alameda East Alameda Co.: Patterson Pass Road 2.7 mi west of Midway Road east of Livermore. Comment
  UC2027826  Amaranthus blitoides Barbara Ertter with Lynne Hosley 1992-8-29 11271 Alameda East Alamenda Co.: Patterson Pass Road 2.7 miles west of Midway Road east of Livermore Comment
  UC2028351  Amaranthus blitoides Barbara Ertter with James L. Reveal 1997-7-16 15726 Alameda Patterson Pass Road across Altamont Hills east of Livermore, roadside at east end of pass Comment
  UCD97428  Amaranthus deflexus Barbara Ertter; Elizabeth Neese 1988-10-15 7973 Alameda W of I-580 in El Cerrito, jct of Central Ave and Rydin Road. Comment
  UC1819003  Ambrosia chamissonis Barbara Ertter, Kristina Filopovich 1994-8-19 13079 Alameda Albany waterfront ''bulb'' on former landfill north of Golden Gate Field, west end of spit at water's edge Comment
  UC2031443  Amsinckia menziesii Barbara Ertter 1992-3-8 10896 Alameda Intersection of I-580 and N. Flynn Road (near Altamont Pass) Comment
  UC1606405  Amsinckia menziesii var. menziesii Barbara Ertter, Lynne Hosley 1993-4-17 11540 Alameda 10 Air mi ese of Livermore (Telsa Road 1 mi e of divide, side canyon s of road w of bend) 396 Comment
  UC1606310  Amsinckia tessellata var. tessellata Barbara Ertter, Lynne Hosley 1993-4-17 11520 Alameda 12 air mi ese of Livermore (Tesla Road near site of Pottery ca.) Comment
  UC1607519  Amsinckia tessellata var. tessellata Barbara Ertter, Lynne Hosley 1993-4-17 11532 Alameda along Corral Hollow Creek (where Tesla Road heads uphill, on n side of road at base of slope) 243 Comment
  UC2062622  Anagallis arvensis Barbara Ertter with Sally Reynolds, Dianne Lake and other CNPS 2004-4-10 18338 Alameda Warm Springs Unit of Don Edwards San Francisco Bay National Wildlife Refuge, SW Fremont between Auto Mall Parkway and Cushing Road. Comment
  UC2042957  Anagallis monelli Barbara Ertter 2007-5-20 19023 Alameda Claremont Canyon Regional Reserve in East Bay Hills SE of UC-Berkeley, ridge on N side of Claremont Ave. Comment
  UC1818973  Anaphalis margaritacea Barbara Ertter 1995-10-28 14539 Alameda Albany Hill in northwest Albany; open oak forest on northeast side of hill, Comment
  UC1818882  Ancistrocarphus filagineus Barbara Ertter, Brad Olson 1995-4-2 13962 Alameda Rancho Los Mochos Boy Scout Camp ca 2/3 way up Mines Road ca 15 air miles southeast of Livermore; open grassy slope, +/- southeast facing. Comment
  UC1606382  Androsace elongata subsp. acuta Barbara Ertter with Brad Olson, John Game, Amy Hiss, Jeff Greenhouse 1993-4-10 11492 Alameda s.e. Livermore (Cedar Mt. w. of Mines Rd., saddle on Cedar Mt. Ridge, Tunnel Creek drainage); s.e. Alameda Co., Cedar Mt. 1066 Comment
  UC2027868  Anemopsis californica Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15611 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, ca 1/2 mile in from road. Comment
  UC1795827  Angelica californica Barbara Ertter, Laurel Collins 1994-6-21 12837 a Alameda Claremont Canyon Regional Preserve in Oakland Hills, Gwinn Canyon (SE branch of Claremont Canyon) North of Marlborough Drive below Grizzly Peak Rd., N-facing slope, regrowth of scrub after fire. Comment
  UC1819262  Angelica californica Barbara Ertter, Laurel Collins 1994-6-21 12837 a Alameda Claremont Canyon Regional Preserve in Oakland Hills, Gwinn Canyon (SE branch of Claremont Canyon) North of Marlborough Drive below Grizzly Peak Rd., N-facing slope, regrowth of scrub after fire. Comment
  UC1795638  Angelica californica Barbara Ertter 1995-6-23 14269 Alameda Albany Hill in northwest Albany east of I-80; upper part of west-facing hillside, near outcrop Comment
  UC2046351  Aphanes occidentalis Barbara Ertter with Brad Olson, Dianne Lake, and Ray Budzinsky 1991-5-20 9910 Alameda SE section of Ohlone Regional Wilderness ca. 10 mi S of Livermore, N end of Mt Hamilton Range; La Costa Creek N of Wauhab Ridge. Comment
  UC1606398  Apiastrum angustifolium Barbara Ertter 1992-4-11 10943 Alameda Claremont Canyon in ne Oakland, on University of California property Claremont Canyon; Oakland, Claremont Canyon Comment
  UC1818885  Apiastrum angustifolium Barbara Ertter, Brad Olson 1995-4-2 13955 Alameda Rancho Los Mochos Boy Scout Camp ca 2/3 way up Mines Road ca 15 air miles southeast of Livermore; base of dead tree in opening chaparral. Comment
  UC1819263 Image available Apium nodiflorum Barbara Ertter 1994-5-28 12805 Alameda Cerrito Creek at north base of Albany Hill in northwest Albany Comment
  RSA721741  Apium nodiflorum Barbara Ertter 1994-5-28 12805 Alameda Cerrito Creek at north base of Albany Hill in northwest Albany Comment
  UC2013043  Apium nodiflorum Barbara Ertter with Dan Norris 1994-6-25 12871 Alameda Albany Hill in Northwest Albany Comment
  UC1606372  Aquilegia formosa Barbara Ertter 1993-4-24 11575 Alameda se Fremont (head of Laurel Canyon e of Mission Peak, headwaters of Mission Creek near Eagle Trail); Mission Peak Regional Preserve Comment
  UC1795701  Argyranthemum foeniculaceum Barbara Ertter 1994-3-12 12326 Alameda Emeryville, small sandy beach on bay at end of Ashby Ave. Comment
  JEPS113075  Aristotelia chilensis Barbara Ertter 2000-5-24 Alameda Grinnell Natural Area along Strawberry Creek, west side of UC-Berkeley campus; locally established and self-propagating shrubs. Comment
  UC1789193  Aristotelia chilensis Barbara Ertter 2000-5-24 Alameda Grinnell Natural Area along Strawberry Creek, west side of UC-Berkeley campus; locally established and self-propagating shrubs. Comment
  CDA4913  Aristotelia chilensis Barbara Ertter 2000-5-24 s.n. Alameda Grinnell Natural Area along Strawberry Creek, west side of UC-Berkeley campus. 0 Comment
  RSA0011837  Aristotelia chilensis Barbara Ertter 2000-5-24 s.n. Alameda Grinnell Natural Area along Strawberry Creek, west side of UC-Berkeley campus. Comment
  SD241804  Aristotelia chilensis Barbara Ertter 2000-5-24 Alameda Grinnell Natural Area along Strawberry Creek, west side of UC-Berkley campus; locally established and self-propagating shrubs. Comment
  UC1607620  Artemisia dracunculus Barbara Ertter with Brad Olson and Sharon Weinberg 1993-5-22 11842 Alameda ca. 10 airmi. s. Pleasanton (s.-facing slope of Flaghill Trail, Sunol Regional Wilderness); s.-central Alameda Co., Sunol Regional Wilderness 304 Comment
  UC2070519  Artemisia dracunculus Barbara Ertter 1999-11-26 16865 Alameda Sunol Regional Wilderness south of Pleasanton, Maguire Peak area north of Welch Creek Road. Comment
  UC2070505  Arthrocnemum subterminale Barbara Ertter with Sally Reynolds, Dianne Lake and other CNPS 2004-4-10 18339 Alameda Warm Springs Unit of Don Edwards San Francisco Bay National Wildlife Refuge, SW Fremont between Auto Mall Parkway and Cushing Road, east of railroads tracks. Comment
  UC2031418  Asclepias californica Barbara Ertter with Laura Fujii and Robert Wilkinson 1991-6-9 10090 Alameda Dry Creek/Pioneer Regional Park NW of Fremont, NW part of Tolman Peak area Comment
  RSA720791  Aster subulatus var. ligulatus Barbara Ertter, Diane Erwin 1995-11-3 14541 Alameda San Francisco Bay Wildlife Refuge at end of Cushing Road, behind LAM Research; ditch next to levee road. Comment
  RSA721540  Aster subulatus var. ligulatus Barbara Ertter 1994-12-23 13916 Alameda UC Berkeley campus, construction area n ear VLSB Comment
  JEPS107116  Astragalus asymmetricus Barbara Ertter, CNPS 1996-5-12 14667 Alameda Brushy Peak east of Vasco Rd. just south of county line, NNE of Livermore, north-facing slopes at base of north side of peak. Comment
  UC1795654  Astragalus asymmetricus Barbara Ertter, CNPS 1995-3-10 14559 Alameda Brushy Peak in Alta Hills northeast of Livermore; open grassy slopes, north-facing, northeast of Brushy Peak, above creek. Comment
  UC1795677  Astragalus asymmetricus Barbara Ertter, CNPS 1996-5-12 14667 Alameda Brushy Peak east of Vasco Rd. just south of county line, NNE of Livermore, north-facing slopes at base of north side of peak. Comment
  UC1607681  Astragalus didymocarpus var. didymocarpus Barbara Ertter, Lynne Hosley 1993-4-17 11518 Alameda Corral Hollow Road ca 1/4 mi inside county line (opposite State Vehicular Recreation Area, s-facing roadcut); opposite State Vehicular Recreation Area 213 Comment
  UC1607676  Astragalus gambelianus Barbara Ertter, Lynne Hosley 1993-4-17 11516 Alameda Corral Hollow Road ca 1/4 mi inside county line (opposite State Vehicular Recreation Area); oppos State Vehicular Recreation Area, Corral Hollow Rd. 213 Comment
  UC1789101  Athyrium filix-femina Barbara Ertter 2001-8-4 17790 Alameda Merritt College in Oakland Hills, weedy area behind propagation area for California Native Plant Society. Forming large tufts,freely reproducing as weeds in potted plants. Comment
  UC1606399  Athyrium filix-femina var. cyclosorum Barbara Ertter 1992-4-11 10948 Alameda Claremont Canyon, University of CA property Claremont Canyon; Oakland Hills Comment
  UC1606400  Athyrium filix-femina var. cyclosorum Barbara Ertter 1992-4-11 10948 Alameda Claremont Canyon, University of CA property Claremont Canyon; Oakland Hills Comment
  UC2031481  Atriplex coronata var. coronata Barbara Ertter with Brad Olson and Dianne Lake 1991-8-25 10730 Alameda Springtown wetlands N of Livermore, N of Hartford Ave. between Lorraine Street and Bluebell Drive, edge of dried catchment Comment
  UC2027790  Atriplex fruticulosa Barbara Ertter 1991-5-12 9799 Alameda Springtown wetlands N of Livermore W side near Lorraine Street, alkali openings north of Hartford Avenue Comment
  UC2042796  Atriplex fruticulosa Barbara Ertter with Lynne Hosley 1991-6-23 10153 Alameda Springtown wetlands N of Livermore, N of Hartford Ave. at end of Bluebell Drive. Comment
  UC2042801  Atriplex fruticulosa Barbara Ertter with Brad Olson and Dianne Lake 1991-8-25 10734 Alameda Springtown wetlands N of Livermore N of Hartford Ave. between Lorraine Street and Bluebell Drive Comment
  RSA0029283  Atriplex fruticulosa Barbara Ertter 1991-5-12 9799 Alameda Springtown wetlands north of Livermore, west side near Lorraine Street, alkali openings north of Hartford Avenue. 200 Comment
  SEINET11268153  Atriplex fruticulosa Barbara Ertter 1991-5-12 9799 Alameda Springtown wetlands N of Livermore, W side near Lorraine Street,alkali openings north of Hartford Avenue.; 0 200 Comment
  SEINET12765200  Atriplex fruticulosa Barbara Ertter, Lynne Hosley 1991-6-23 10153 Alameda Springtown wetlands N of Livermore, N of Hartford Ave, at end of Bluebell Drive.; 0 Comment
  SEINET12765199  Atriplex joaquinana Barbara Ertter, Lynne Hosley 1991-6-23 10162 Alameda Springtown wetlands N of Livermore, N of Hartford Ave, at end of Bluebell Drive.; 0 Comment
  RSA721539  Atriplex leucophylla Barbara Ertter 1994-9-23 13907 Alameda Radio Point Beach at east end of Bay Bridge, dunes and marsh north of Toll Plaza, San Francisco Bay, west of Oakland. Comment
  UC1795877  Atriplex leucophylla Barbara Ertter, Tony Morosco, Steve Lussier, Brian Knave 1994-9-23 13907 Alameda Radio Point Beach at east end of Bay Bridge, dunes and marsh north of Toll Plaza, San Francisco Bay, west Oakland. Comment
  UC2027824  Atriplex prostrata Barbara Ertter with Brad Olson and Dianne Lake 1991-8-25 10738 Alameda Springtown wetlands N of Livermore, edge of tule-filled slough where Bluebell Drive crosses Altamont Creek Comment
  UC2042789  Atriplex rosea Barbara Ertter with Brad Olson and Dianne Lake 1991-8-25 10730 a Alameda Springtown wetlands N of Livermore N of Hartford Ave. between Lorraine Street and Bluebell Drive Comment
  UCR263524  Atriplex rosea Barbara Ertter, Brad Olson, Dianne Lake 1991-8-25 10730 A Alameda Central Coast, Springtown wetlands north of Livermore, north of Hartford Avenue between Lorraine Street and Bluebell Drive 152 Comment
  SEINET12765198  Atriplex rosea Barbara Ertter, Brad Olson; Dianne Lake 1991-8-25 10730 A Alameda Springtown wetlands N of Livermore, N of Hartford ABe. Between Lorraine Street and Bluebell Drive.; 0 200 Comment
  RSA760006  Atriplex semibaccata Barbara Ertter 1992-3-8 10904 Alameda Patterson Pass Road 2.7 miles west of Midway Road, east of divide above Patterson Creek. Comment
  SEINET4136286  Atriplex semibaccata Barbara Ertter 1992-3-8 10904 Alameda Patterson Pass Road 2.7 miles west of Midway Road, east of divide above Patterson Creek.; 0 Comment
  UC1950238  Atriplex semibaccata Barbara Ertter 1992-3-8 10904 Alameda Patterson Pass Road 2.7 miles west of Midway Road, east of divide above Patterson Creek Comment
  UCR265171  Atriplex suberecta Barbara Ertter, Lynn Hosley 1990-10-20 9674 Alameda Inner Coast Range, Bethany Reservoir 76 Comment
  RSA666483  Atriplex suberecta Barbara Ertter, Lynne Hosley 1990-10-20 9674 Alameda Bethany Reservoir. Comment
  SD211581  Atriplex suberecta Barbara Ertter, Lynn Hosley 1990-10-20 9674 Alameda Bethany Reservoir, weedy grassland near spillway. Comment
  SEINET4136201  Atriplex suberecta Barbara Ertter, Linda Vorobik 1990-9-29 9674 Alameda Bethan Reservoir, CA.; 0 Comment
  SEINET11263182  Atriplex triangularis Barbara Ertter, Brad Olson; Dianne Lake 1991-8-25 10738 Alameda Springtown wetlands N of Livermore, edge of tule-filled slough where Bluebell Drive crosses Altamont Creek. +/- alkaline.; 0 200 Comment
  RSA686472  Baccharis douglasii Barbara Ertter, Laura Fujii 1991-9-7 10809 Alameda Anthony Chabot Regional Park in hills east of San Leandro, south of junction of Grass Valley and Redtail trails in north center of park 183 Comment
  UC1618406  Baccharis glutinosa Barbara Ertter with Laura Fujii 1991-9-7 10809 Alameda hills e. San Leandro (Anthony Chabot Regional Park, s. of junction of Grass Valley and Redtail trails in n. center of park); Anthony Chabot Regional Park 182 Comment
  JEPS87914  Baccharis salicifolia subsp. salicifolia Barbara Ertter, Lynne Hosley 1993-4-17 11524 Alameda along Corral Hollow Creek where Tesla Road heads uphill Corral Hollow Creek Comment
  UC1607645  Baccharis salicifolia subsp. salicifolia Barbara Ertter, Lynne Hosley 1993-4-17 11524 Alameda along Corral Hollow Creek where Tesla Rd. heads uphill Corral Hollow Creek Comment
  UC1619994  Balsamorhiza macrolepis Barbara Ertter with Brad Olson, Dave Bigham, Amy Hiss 1991-6-16 10131 Alameda Fairmont Ridge s.w. of Lake Chabot (n.w. end of county property, between Fairmont Dr. & Lake Chabot Dr., SE San Leandro); SE San Leandro, Fairmont Ridge 121 Comment
  UC1861823  Barbarea orthoceras Barbara Ertter 1994-5-28 12794 Alameda North side of Albany Hill in northwest Albany, top of path at end of Jackson St. Comment
  UC1861824  Barbarea orthoceras Barbara Ertter 1994-5-28 12794 Alameda North side of Albany Hill in northwest Albany, top of path at end of Jackson St. Comment
  UC1950190  Bolboschoenus maritimus subsp. paludosus Barbara Ertter with Elizabeth Neese 1990-10-16 9666 Alameda south end of Aquatic Park in west Berkeley, end of Bay Street (between interstate and railroad) Comment
  JEPS87913  Borago officinalis Barbara Ertter 1993-4-4 11490 Alameda frontage rd. near fishing pier Emeryville Comment
  UC1607649  Borago officinalis Barbara Ertter 1993-4-4 11490 Alameda frontage rd. near fishing pier Emeryville Comment
  UC2070607  Bothriochloa laguroides subsp. torreyana Barbara Ertter 1990-10-18 9673 Alameda Emeryville, along Southern Pacific Railroad tracks at corner of 64th Street, at NE corner of Emeryville Public Market. Comment
  UC1950443  Bowlesia incana Barbara Ertter 1993-4-24 11574 Alameda Mission Peak Regional Preserve southeast of Fremont, headwaters of Agua Caliente Creek between Mission Peak and Mt. Allison (near southeast park boundary) Comment
  UC1950396  Bowlesia incana Barbara Ertter with Lynne Hosley and Amy Hiss 1992-4-19 10965 Alameda southwest corner of Lake Del Valle State Recreation Area south of Livermore; on east-facing hillside Comment
  UC1606443  Brachypodium distachyon Barbara Ertter with Brad Olson and Sharon Weinberg 1993-5-22 11844 Alameda 10 ari mi s of Pleasanton (Sunol Regional Wilderness, Flaghill Trail); Sunol Regional Wilderness, Flaghill Trail Comment
  UC1950063  Brachypodium distachyon Barbara Ertter with Laura Fujii and Robert Wilkinson 1991-6-9 10087 Alameda Dry Creek/Pioneer Regional Park NW of Fremont; Gossip Rock loop Comment
  JEPS107114  Brassica nigra Barbara Ertter, Laurel Collins, Dale Sanders 1994-5-27 12787 Alameda Near intersection of Marlborough Terrace and Grizzly Peak Boulevard in Oakland Hills Comment
  UC1795891  Brassica nigra Barbara Ertter, Laurel Collins, Dale Sanders 1994-5-27 12787 Alameda Near intersection of Marlborough Terrace and Grizzly Peak Boulevard in Oakland Hills. Comment
  UC1818964  Brickellia californica Barbara Ertter, Lynne Hosley 1995-9-17 14515 Alameda Sycamore Grove along Arroyo del Valle south of Livermore; open sycamore woodland on floodplain among branches of arroyo stream bed; near parking area on north end of park. Comment
  UC1607674  Brodiaea elegans Barbara Ertter, Brad Olson, Diane Lake 1991-6-21 10141 Alameda w side of Albany Hill in Albany, between San Pablo Avenue and Interstate 80 Albany Hill; Albany, Albany Hill Comment
  JEPS87984  Brodiaea terrestris subsp. terrestris Barbara Ertter 1991-5-12 9801 Alameda Springtown wetlands n. Livermore (n. of closed section of Hartford Ave. between Lorraine St. & Bluebell Dr.); Springtown wetlands 200 Comment
  RSA722222  Bromus carinatus Barbara Ertter, Laurel Collins 1994-5-27 12792 Alameda Grizzly Peak open space south of Malborough Terrace Comment
  SEINET4343724 Image available Bromus carinatus Barbara Ertter, Laurel Collins, Dale Sanders 1994-5-27 12792 Alameda Grizzly Peak open space south of Marlborough Terrace Comment
  UC1795756  Bromus carinatus var. carinatus Barbara Ertter, Laurel Collins, Dale Sanders 1994-5-27 12792 Alameda Grizzly Peak open space south of Marlborough Terrace Comment
  SEINET10606076  Bromus carinatus var. carinatus Barbara J. Ertter 1994-5-27 Ertter 12792 Alameda Grizzly Peak open space south of Marlborough Terrace, under burnt pines, still +/- shaded, steep erosive substrate. Comment
  UC2028543  Bromus carinatus var. carinatus Barbara Ertter with Amy Rusev 1998-3-14 15935 Alameda Strawberry Canyon in hills east of UC-Berkeley. Comment
  RSA722230  Bromus catharticus Barbara Ertter 1994-5-28 12801 Alameda Cerrito Creek at north base of Albany Hill in northwest Albany Comment
  UC1795683  Bromus catharticus Barbara Ertter 1994-5-28 12801 Alameda Cerrito Creek at north base of Albany Hill in northwest Albany Comment
  UC2070657  Bromus diandrus Barbara Ertter with Sally Reynolds, Dianne Lake and other CNPS 2004-4-10 18327 Alameda Warm Springs Unit of Don Edwards San Francisco Bay National Wildlife Refuge, SW Fremont between Auto Mall Parkway and Cushing Road, east of railroad tracks. Comment
  UC1784903  Bromus madritensis subsp. madritensis Barbara Ertter 1993-4-24 11557 a Alameda Mission Peak Regional Preserve SE of Fremont, steep SW-facing slope above S tributary of Aqua Caliente Creek at S edge of preserve; SW Alameda Co. 365 Comment
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May 22 2007
  UC1950394  Bromus madritensis subsp. madritensis Barbara Ertter with Lynne Hosley and Amy Hiss 1992-4-19 10969 Alameda southwest corner of Lake Del Valle State Recreation Area south of Livermore; on east-facing ridgeline Comment
  RSA756341  Bromus sterilis Barbara Ertter 1991-6-1 10081 Alameda Las Trampas Regional Wilderness in hills west of Danville; Devil's Hole area on southwest corner of park. 305 Comment
  UC1784895  Bromus sterilis Barbara Ertter with Brad Olson and Sharon Weinberg 1993-5-22 11853 Alameda Sunol Regional Wilderness ca. 10 airmiles S of Pleasonton, N side of Flaghill; S-Central Alameda Co. 365 Comment
  UC1784902  Bromus sterilis Barbara Ertter 1993-4-24 11557 Alameda Mission Peak Regional Preserve SE of Fremont, steep SW-facing slope above S tributary of Aqua Caliente Creek at S edge of preserve; SW Alameda Co. 365 Comment
  UC1950075  Bromus sterilis Barbara Ertter 1991-6-1 10081 Alameda Las Trampas Regional Wilderness in hills W of Danville; Devil's Hole area on SW corner of park Comment
  UC1795884  Bromus tectorum Barbara Ertter, Laurel Collins, Dale Sanders 1994-5-27 12791 Alameda Grizzly Peak open space south of Marlborough Terrace Comment
  UC2028583  Bromus tectorum Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15589 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman Comment
  JEPS113076  Buddleja davidii Barbara Ertter 1993-7-2 12882 Alameda east end of Dimond Park south of Park Boulevard, Oakland Hills south of Piedmont, deep shaded canyon along stream, badly overgrown with Hedera, Tradescantia, Lunaria, Acacia, Cotoneaster, Ehrharta erecta, and other non-natives. Single tall lank shrub, fl Comment
  UC1789188  Buddleja davidii Barbara Ertter 1993-7-2 12882 Alameda east end of Dimond Park south of Park Boulevard, Oakland Hills south of Piedmont, deep shaded canyon along stream, badly overgrown with Hedera, Tradescantia, Lunaria, Acacia, Cotoneaster, Ehrharta erecta, and other non-natives. Single tall lank shrub, fl Comment
  UC1607700  Cakile maritima Barbara Ertter 1991-6-30 10180 Alameda Bay Farm Island, in Harbor Bay development Bay Farm Island; Alameda, , Harbor Bay development Comment
  RSA666489  Cakile maritima var. maritima Barbara Ertter 1991-6-30 10180 Alameda Bay Farm Island in Alameda, still-to-be-developed lots in Harbor Bay development. Comment
  JEPS113081  Calamintha sylvatica subsp. ascendens Barbara Ertter 2000-9-2 17518 Alameda Strawberry Canyon east of UC-Berkeley campus, south end of firetrail beyond head of Panoramic Drive, cut bank below oak forest, with Toxicodendron, Satureja douglasii. Comment
  UC1789158  Calamintha sylvatica subsp. ascendens Barbara Ertter 2000-9-2 17518 Alameda Strawberry Canyon east of UC-Berkeley campus, south end of firetrail beyond head of Panoramic Drive, cut bank below oak forest, with Toxicodendron, Satureja douglasii. Comment
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Jun 26 2007
  CDA5671  Calamintha sylvatica subsp. ascendens Barbara Ertter 2000-9-2 17518 Alameda Strawberry Canyon east of UC-Berkeley campus, south end of fire trail beyond head of Panoramic Drive. 0 Comment
  RSA720883  Calamintha sylvatica subsp. ascendens Barbara Ertter 2000-9-2 17518 Alameda Strawberry Canyon east of UC-Berkeley campus, south end of firetrail beyond head of Panoramic Drive. Comment
  CHSC106850  Calendula arvensis Barbara Ertter 1993-3-30 11469 Alameda Oxford agricultural experimental tract at northwest corner of University of California at Berkeley. Comment
  CDA34977  Calendula arvensis Barbara Ertter 1993-3-3 11469 Alameda University of California at Berkeley; Oxford agricultural experimental tract, at northwest corner of campus. 0 Comment
  OBI72069  Calendula arvensis Barbara Ertter 1993-3-30 11469 Alameda Oxfor ag experimental tract at NW corner of UC Berkeley Comment
  RSA757472  Calendula arvensis Barbara Ertter 1993-3-30 11469 Alameda Oxford agricultural experimental tract at northwest corner of University of California at Berkeley. Comment
  UC1949143  Calendula arvensis Barbara Ertter 1993-3-30 11469 Alameda Oxford agricultural experimental tract at northwest corner of University of California at Berkeley. Comment
  UC1606426 Image available Calochortus venustus Barbara Ertter with Brad Olson and Sharon Weinberg 1993-5-22 11854 Alameda ca 10 air mi s Pleasanton (n side of Flaghill); Sunol Regional Wilderness 365 Comment
  UC2042948  Calochortus venustus Barbara Ertter with Laura Fujii and Robert Wilkinson 1991-6-1 10089 Alameda Dry Creek/Pioneer Regional Park NW of Fremont; NW part of Tolman Peak area. Comment
  UC2031429  Calystegia subacaulis Barbara Ertter 1999-6-21 16723 Alameda Albany Hill in North Albany, along path in steep W-facing meadow on northwest side of hill. Comment
  UC2042952  Calystegia subacaulis Barbara Ertter 2003-7-3 18232 Alameda North Berkeley, base of Terrace Walk near south entrance to tunnel below Marin Circle. Comment
  UC2062682  Calystegia subacaulis Barbara Ertter 1998-6-13 16204 Alameda Albany Hill in northwest Albany. Comment
  UC2062683  Calystegia subacaulis Barbara Ertter July 1998 Alameda Albany Hill in northwest Albany, meadow area on northwest side of hill. Comment
  JEPS107130  Camissonia cheiranthifolia subsp. cheiranthifolia Barbara Ertter 1994-5-23 12815 Alameda Dune area of Radio Beach north of Bay Bridge toll plaza, northwest Oakland. Comment
  JEPS87989  Camissonia contorta Barbara Ertter with Brad Olson, Dianne Lake, and Ray Budzinsky 1991-5-20 9908 Alameda La Costa Creek n Wauhab Ridge (at main road crossing, ca 10 mi n of Livermore, se section of Wilderness, n end of mts. range, se section of Ohlone Regional Wilderness); Ohlone Regional Wilderness, Mt. Hamilton Range 1036 Comment
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May 22 2007
  UC1618188  Camissonia contorta Barbara Ertter with Brad Olson, Dianne Lake, and Ray Budzinsky 1991-5-20 9908 Alameda La Costa Creek n Wauhab Ridge (at main road crossing, ca 10 mi n of Livermore, se section of Wilderness, n end of mts. range); Ohlone Regional Wilderness, Mt. Hamilton Range 1036 Comment
  UC1795753  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Barbara Ertter 1994-5-23 12815 Alameda Dune area of Radio Beach north of Bay Bridge toll plaza, northwest Oakland. Comment
  UC1607635  Camissoniopsis intermedia Barbara Ertter 1993-3-14 11467 Alameda s. Pleasanton (summit of Flag Hill, Sunol Regional Wilderness); Sunol Regional Wilderness, Flag Hill Comment
  UC1606381  Cardamine californica Barbara Ertter with Brad Olson, John Game, Amy Hiss, Jeff Greenhouse 1993-4-10 11493 Alameda Cedar Mountain w of Mines Road se Livermore (at head of drainage w of Cedar Peak, se Alameda County); Cedar Mountain, se of Livermore, head drainage w of Cedar Pk 1036 Comment
  JEPS113087  Cardamine flexuosa Barbara Ertter 2001-6-28 17700 Alameda weed in indoor beds at entrance to University and Jepson Herbaria, Valley Life Sciences Building, UC-Berkeley campus. Comment
  UC1789198  Cardamine flexuosa Barbara Ertter 2001-6-28 17700 Alameda weed in indoor beds at entrance to University and Jepson Herbaria, Valley Life Sciences Building, UC-Berkeley campus. Comment
  UC1795824  Cardamine flexuosa Barbara Ertter, Carol Fitzgerald 1995-2-11 13928 Alameda Albany Hill in northwest Albany. Comment
  UC2031452  Cardamine flexuosa Barbara Ertter 2014-4-6 21703 Alameda Joaquin Miller Park in Oakland hills Comment
  CDA3641  Cardamine flexuosa Barbara Ertter 2001-6-28 17700 Alameda UC Berkeley Campus, at entrance to University and Jepson Herbaria, Valley Life Sciences Building. 0 Comment
  JEPS120277  Cardamine flexuosa Barbara Ertter 2012-2-24 20929 Alameda campus of University of California, Berkeley, weedy patch near north central entrance to Valley Life Sciences Building. Comment
  SEINET10575472  Cardamine flexuosa Barbara J. Ertter 2012-2-24 Ertter 20929 Alameda Campus of University of California at Berkeley, weedy patch near north central entrance to Valley Life Sciences Building, with Cardamine sp. (20930-20931). Comment
  UC1795821  Cardamine hirsuta Barbara Ertter 1996-4-7 14583 Alameda Garden weed at 1859 Catalina Avenue, north Berkeley; moist protected site, partial shade. Comment
  SEINET10575475  Cardamine hirsuta Barbara J. Ertter 2012-2-24 Ertter 20930 Alameda Campus of University of California at Berkeley, weedy patch near north central entrance to Valley Life Sciences Building, with Cardamine sp. (20929-20931). Comment
  UC1795822  Cardamine oligosperma Barbara Ertter, CNPS 1995-3-10 14556 Alameda Brushy Peak in Alta Hills northeast of Livermore, tree-coverered knoll in grasslands (just south of Contra Costa county line) conglomerate outcrop west of parking area (at edge of property) on northeast side of Brushy Peak, around sandstone boulders in op Comment
  RSA722058  Cardamine oligosperma Barbara Ertter, Holly C. Forbes 1994-3-20 12330 Alameda Alameda Creek in Sunol Regional Wilderness S of Pleasanton; Little Yosemite. Comment
  UC1795776  Cardamine oligosperma Barbara Ertter, Holly Forbes 1994-3-20 12330 Alameda Alameda Creek in Sunol Regional Wilderness south of Pleasanton; Little Yosemite Comment
  UC2070558  Cardaria draba Barbara Ertter with Sally Reynolds, Dianne Lake and other CNPS 2004-4-10 18316 Alameda Warm Springs Unit of Don Edwards San Francisco Bay National Wildlife Refuge, SW Fremont between Auto Mall Parkway and Cushing Road, east of railroad tracks. Comment
  UC2070523  Carduus tenuiflorus Barbara Ertter with Sally Reynolds, Dianne Lake and other CNPS 2004-4-10 18318 Alameda Warm Springs Unit of Don Edwards San Francisco Bay National Wildlife Refuge, SW Fremont between Auto Mall Parkway and Cushing Road, east of railroads tracks. Comment
  UC1606396  Carex barbarae Barbara Ertter with Fosiee Tahbaz 1992-6-21 11230 Alameda base of fire trail on n side, University of California property Oakland Hills, Claremont Canyon, University of California 335 Comment
  UC2070638  Carex barbarae Barbara Ertter 2001-8-19 17800 Alameda Joaquin Miller Park, Oakland Hills; Sunset Trail between Palos Colorado Trail and Chaparral Trail. Comment
  UC2070639  Carex barbarae Barbara Ertter 2001-8-19 17800 Alameda Joaquin Miller Park, Oakland Hills; Sunset Trail between Palos Colorado Trail and Chaparral Trail. Comment
  UC2042769  Carex heteroneura Barbara Ertter 1993-4-24 11566 Alameda SW Alameda Co.: Mission Peak Regional Preserve southeast of Fremont, headwaters of Agua Caliente Creek, spring with water trough along Horse Heaven Trail in SE corner of preserve. Comment
  UC2043179  Carex multicostata Barbara Ertter April, 1998 15943 Alameda North edge Albany, edge of Cerrito Creek at foot of Albany Hill. Comment
  RSA0027648  Carex nudata Barbara Ertter, Brad Olson, Roy West 1997-5-10 15578 Alameda Mines Road in hills SE of Livermore, opposite entrance to Rancho Los Mochos. Comment
  UC2028535  Carex nudata Barbara Ertter with Brad Olson and Roy West 1997-5-10 15578 Alameda Mines Road in hills SE of Livermore, creek bed opposite entrance to Rancho Los Mochos. Comment
  UC2028582  Carex praegracilis Barbara Ertter with Brad Olson and Roy West 1997-5-10 15577 Alameda Mines Road in hills SE of Livermore, creek bed opposite entrance to Rancho Los Mochos. Comment
  UC2028584  Carex praegracilis Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15607 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, ca 1/4 mile in from road. Comment
  UC2042767  Carex serratodens Barbara Ertter 1993-4-24 11567 a Alameda SW Alameda Co.: Mission Peak Regional Preserve southeast of Fremont, headwaters of Agua Caliente Creek, spring with water trough along Horse Heaven Trail in SE corner of preserve. Comment
  UC2028581  Carex serratodens Barbara Ertter with Brad Olson and Roy West 1997-5-10 15576 Alameda Mines Road in hills SE of Livermore, creek bed opposite entrance to Rancho Los Mochos. Comment
  UC1607670  Carex tumulicola Barbara Ertter, Brad Olson 1991-6-21 10147 Alameda between San Pablo Ave. and Interstate 80 (e side of crest at s end of undeveloped ridge); Albany, Albany Hill Comment
  UC2042768  Carex tumulicola Barbara Ertter 1993-4-24 11567 Alameda SW Alameda Co.: Mission Peak Regional Preserve southeast of Fremont, headwaters of Agua Caliente Creek, spring with water trough along Horse Heaven Trail in SE corner of preserve. Comment
  UC2042969  Carex tumulicola Barbara Ertter 1994-3-19 12328 Alameda Albany Hill in northwest Albany. Comment
  SEINET10751217  Carex tumulicola Ertter 1991-6-21 ERTTER 10147 Alameda Albany Hill in Albany, between San Pablo Avef. & Interstate 80; E side of crest at S end of undeveloped ridge, grasses with scattered shrubs and trees. Comment
  UC1949322  Carpobrotus edulis Barbara Ertter 1991-6-30 10182 Alameda Bay Farm Island in Alameda, still-to-be-developed lots in Harbor Bay development; near drainage streamlet Comment
  UC2070539  Castilleja wightii Barbara Ertter 1996-6-29 14914 Alameda Just S of entrance to 37000 Palomares Road, East Bay Hills north of Niles Canyon, NE of Fremont. Comment
  RSA757296  Casuarina equisetifolia Barbara Ertter 1992-4-19 10981 Alameda Mountain House on California Aqueduct, at junction of Altamont Pass Road and Grant Line Road, along Mountain House Creek Comment
  UC1950402  Casuarina equisetifolia Barbara Ertter 1992-4-19 10981 Alameda Mountain House on California Aqueduct, at junction of Altamont Pass Road and Grant Line Road, along Mountain House Creek Comment
  JEPS87906  Centranthus ruber Barbara Ertter 1991-5-13 9822 Alameda nw corner of Albany, n foot of Albany Hill, along Cerrito Creek Cerrito Creek; Albany, Albany Hill, Cerrito Creek Comment
  UC1607659  Centranthus ruber Barbara Ertter 1991-5-13 9822 Alameda nw corner of Albany, n foot of Albany Hill, along Cerrito Creek Cerrito Creek; Albany, Albany Hill, Cerrito Creek Comment
  UC2028199  Centromadia fitchii Barbara Ertter 1997-9-20 15856 Alameda Along Arroyo Mocho in Robertson Park in eastern Livermore. Comment
  UC2027789  Centromadia pungens Barbara Ertter 1991-5-12 9794 Alameda Springtown wetlands N of Livermore W side near Lorraine Street, now dry swale north of Hartford Avenue Comment
  UC1618416  Centromadia pungens subsp. pungens Barbara Ertter, Dianne Lake, Brad Olson, other CNPS members 1991-8-25 10726 Alameda San Leandro Bay Regional Shoreline n of the Oakland International Airport (in SW Oakland, area near end of Edgewater Drive); San Leandro Bay Regional Shoreline, Oakland Comment
  UC1619960  Centromadia pungens subsp. pungens Barbara Ertter, Lynne Hosley 1991-6-23 10156 Alameda Springtown wetlands n of Livermore (n of Hartford Avenue, at end of Bluebell Drive); Springtown wetlands, Bluebell Drive Comment
  UC2070651  Ceratophyllum demersum Barbara Ertter with aquatics workshop 2005-8-21 18649 Alameda Jordan Pond in Garin Regional Park, East Bay Hills southeast of Hayward. Comment
  RSA0028853  Chamaesyce ocellata subsp. ocellata Barbara Ertter, Rich Rabeler, Tony Morosco 1997-6-10 15656 Alameda Springtown wetlands at end of Bluebell Drive in N. Livermore. Comment
  UC1606364  Chamaesyce serpyllifolia Barbara Ertter, Brad Olson, Diane Lake 1991-8-25 10732 Alameda n Livermore (n of Hartford Ave. betw Lorraine St. and Bluebell Dr.); Springtown wetlands 200 Comment
  UC2062609  Chamaesyce serpyllifolia var. serpyllifolia Barbara Ertter with CNPS 1997-9-20 15825 Alameda Del Valle Regional Park in hills southeast of Livermore. Comment
  UC2062610  Chamaesyce serpyllifolia var. serpyllifolia Barbara Ertter 1997-9-20 15861 Alameda Along Arroyo Mocho in Robertson Park in eastern Livermore. Comment
  JEPS120282  Chasmanthe floribunda Barbara Ertter 2013-1-19 21301 Alameda west Berkeley, McLaughlin Eastshore State Park, Brickyard area of former landfill at edge of San Francisco Bay Comment
  UC2070458  Chasmanthe floribunda Barbara Ertter with Peter Rauch and Jerry Kent 2002-3-2 17816 Alameda Radio Beach north of Bay Bridge toll booths, NW Oakland. Comment
  UC1950441  Chenopodium californicum Barbara Ertter 1993-4-24 11562 Alameda Mission Peak Regional Preserve southeast of Fremont, steep southwest-facing slope above S tributary of Agua Caliente Creek at S edge of preserve Comment
  UC2031451  Chenopodium murale Barbara Ertter 2001-10-20 17809 Alameda Joaquin Miller Park, Oakland Hills; Sequoia-Bayview Trail of most prominent viewpoint Comment
  RSA0029284  Chenopodium rubrum Barbara Ertter, Laura Fujii 1991-9-7 10819 Alameda Anthony Chabot Regional Park in hills E. of San Leandro, mudflats at E. end of Honker Bay arm of lake. 701 Comment
  SEINET11268156  Chenopodium rubrum Barbara Ertter, Laura Fujii 1991-9-7 10819 Alameda Hills E of San Leandro, mudflats at E end Honker Bay arm of lake.; 0 701 Comment
  UC2027787  Chenopodium rubrum Barbara Ertter with Laura Fujii 1991-9-7 10819 Alameda Anthony Chabot Regional Park in hills E of San Leandro, mudflats at E end Honker Bay arm of Lake Comment
  UC1606395  Cirsium brevistylum Barbara Ertter with Dale Sanders et al. 1992-6-29 11233 Alameda s side Claremont Creek (n Oakland Hills, Regional Preserve, w end of ridge); Oakland Hills, Claremont Canyon, Claremont Creek Comment
  UC2027865  Cirsium cymosum Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15615 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, ca 1/2 mile in from road. Comment
  UC1607625  Cirsium cymosum var. cymosum Barbara Ertter with Beth Painter et al. 1993-6-25 11901 Alameda 10 air mi S of Pleasanton (Vista Grande Road 1/2 mi above High Valley Road junction); Sunol Regional Wilderness 426 Comment
  UC1818915  Cirsium cymosum var. cymosum Barbara Ertter, CNPS 1996-5-12 14666 Alameda Brushy Peak east of Vasco Rd. just south of county line, NNE of Livermore, among Aesculus at base of north side of main peak. Comment
  UC2070460  Clarkia affinis Barbara Ertter with Brad Olson and Roy West 1997-5-10 15579 Alameda Mines Road in hills SE of Livermore, near entrance to Rancho Los Mochos. Comment
  UC1950232  Clarkia gracilis Barbara Ertter with Joe Willingham and Jeff Greenhouse 1992-5-31 11077 a Alameda Sunol Regional Wilderness south of Pleasanton, Vista Grade trail on ridge dividing Welch Creek and Alameda Creek Comment
  UC2070454  Clarkia modesta Barbara Ertter with Brad Olson and Roy West 1997-5-10 15570 Alameda Mines Road in hills SE of Livermore, north of entrance to Rancho Los Mochos. Comment
  SBBG122847  Clarkia purpurea subsp. quadrivulnera B. Ertter 1996-5-12 14653 Alameda Brushy Pk W of Vasco Rd, just S of county line, NNE of Livermore Comment
  UC1795747  Clarkia purpurea subsp. quadrivulnera Barbara Ertter, CNPS 1996-5-12 14653 Alameda Brushy Peak east of Vasco Rd. just south of county line, NNE of Livermore, isolated oak-covered knoll in grass-covered hills; west facing grassy hillside north of peak, edge of canyon west of entrance. Comment
  UC1795748  Clarkia purpurea subsp. quadrivulnera Barbara Ertter, CNPS 1996-5-12 14653 Alameda Brushy Peak east of Vasco Rd. just south of county line, NNE of Livermore, isolated oak-covered knoll in grass-covered hills; west facing grassy hillside north of peak, edge of canyon west of entrance. Comment
  UC1795749  Clarkia purpurea subsp. quadrivulnera Barbara Ertter, CNPS 1996-5-12 14653 Alameda Brushy Peak east of Vasco Rd. just south of county line, NNE of Livermore, isolated oak-covered knoll in grass-covered hills; west facing grassy hillside north of peak, edge of canyon west of entrance. Comment
  UC2042764  Clarkia purpurea subsp. quadrivulnera Barbara Ertter with Brad Olson and Sharon Weinberg 1993-5-22 11843 Alameda S-central Alameda Co.: Sunol Regional Wilderness ca. 10 air miles south of Pleasanton. Comment
  RSA722225  Clarkia purpurea subsp. quadrivulnera Barbara Ertter 1996-5-12 14653 Alameda Brushy Peak W of Vasco Road, just S of county line, NNE of Livermore Comment
  SD241905  Clarkia purpurea subsp. quadrivulnera Barbara Ertter, CNPS 1996-5-12 14653 Alameda NE Alameda Co.: Brushy Peak west of Vasco Rd. just south of county line, NNE of Livrmore. West facing grassy hillside north of peak, edge of canyon west of entrance. Comment
  UC1795641  Clarkia purpurea subsp. quadrivulnera Barbara Ertter with Brad Olson and Sharon Weinberg 1993-5-22 11845 Alameda s-central Alameda Co.; Sunol Regional Wilderness ca 10 air miles S of Pleasanton, along trail to Flaghill Summit Comment
  UC1861826  Clarkia rubicunda Barbara Ertter, Brad Olson 1994-6-11 12831 Alameda Del Valle Regional Park south of Livermore, on southwest side of Lake Valle Comment
  UC1950233  Clarkia rubicunda Barbara Ertter with Joe Willingham and Jeff Greenhouse 1992-5-31 11077 Alameda Sunol Regional Wilderness south of Pleasanton, Vista Grade trail on ridge dividing Welch Creek and Alameda Creek Comment
  RSA755738  Claytonia gypsophiloides Barbara Ertter, Brad Olson, Dianne Lake, Ray Budzinsky 1991-5-20 9897 Alameda Southeast section of Ohlone Regional Wilderness about 10 miles south of Livermore, north end of Mount Hamilton Range; north face Rose Peak on Valpe Ridge. 1067 Comment
  SD211680  Claytonia gypsophiloides Barbara Ertter, Brad Olson,l et al. 1991-5-20 9897 Alameda Southeast section of Ohlone Regional Wilderness ca. 10 miles south of Livermore, north end of Mt. Hamilton Range; north face Rose Peak on Valpe Ridge. 1128 Comment
  UC1949333  Claytonia gypsophiloides Barbara Ertter with Brad Olson, Dianne Lake, Ray Budzinsky 1991-5-20 9897 Alameda SE section of Ohlone Regional Wilderness ca 10 mi S of Livermore, N end of Mt. Hamilton Range; N face Rose Peak on Valpe Ridge Comment
  UC1949332  Claytonia parviflora subsp. utahensis Barbara Ertter with Brad Olson, Dianne Lake, Ray Budzinsky 1991-5-20 9907 Alameda SE section of Ohlone Regional Wilderness ca 10 mi S of Livermore, N end of Mt. Hamilton Range; La Costa Creek N of Wauhab Ridge; at main road crossing, N-facing slope Comment
  UC1606444  Collinsia bartsiifolia Barbara Ertter with Brad Olson and Sharon Weinberg 1993-5-22 11860 Alameda 10 air mi s of Pleasanton (Indian Joe Creek Trail (halfway between top and bottom), Sunol Regional Wilderness, s-central Alameda County); Sunol Regional Wilderness 152 Comment
  UC2042804  Collinsia heterophylla Barbara Ertter with Brad Olson, Dianne Lake, and Ray Budzinsky 1991-5-20 9887 Alameda SE section of Ohlone Regional Wilderness ca 10 mi S of Livermore, N end of Mt. Hamilton Range; S Fork Indian Creek where crossed by road. Comment
  UC1819063  Collinsia sparsiflora var. collina Barbara Ertter, Brad Olson 1995-4-2 13967 Alameda Rancho Los Mochos Boy Scout Camp ca 2/3 way up Mines Road ca 15 air miles southeast of Livermore; open grassy slope, southeast facing. Comment
  UC1949136  Collinsia sparsiflora var. collina Barbara Ertter with Brad Olson, John Game, Amy Hiss, Jeff Greenhouse 1993-4-10 11497 Alameda Cedar Mountain west of Mines Road southeast of Livermore, Tunnel Creek drainage; downstream from serpentine talus slope on Tunnel Creek Comment
  RSA758283  Collinsia sparsiflora var. collina Barbara Ertter, Brad Olson, John Game, Amy Hiss, Jeff Greenhouse 1993-4-10 11497 Alameda Cedar Mountain west of Mines Road southeast of Livermore, Tunnel Creek drainage. 762 Comment
  UC2042965  Collinsia sparsiflora var. collina Barbara Ertter with Brad Olson, Dianne Lake, Ray Budzinsky 1991-5-20 9889 Alameda SE section of Ohlone Regional Wilderness ca. 10 mi S of Livermore, N end of Mt. Hamilton Range; S Fork Indian Creek where crossed by road. Comment
  RSA755733  Conyza bilbaoana Barbara Ertter 1990-10-17 9668 Alameda Southwest Berkeley, along seldom-used railroad tracks south of Ashby Avenue, between 7th Street and San Pablo Avenue. Comment
  UC2042944  Conyza canadensis Barbara Ertter 1990-10-17 9668 a Alameda Southwest Berkeley, along seldom-used railroad tracks south of Ashby Avenue, between 7th Street and San Pablo Avenue. Comment
  UC1949375  Conyza floribunda Barbara Ertter 1990-10-17 9668 Alameda southwest Berkeley, along railroad tracks south of Ashby Avenue, between 7th St. and San Pablo Ave. Comment
  UC1606380  Coreopsis stillmanii Barbara Ertter with Brad Olson, John Game, Amy Hiss, Jeff Greenhouse 1993-4-10 11499 Alameda Cedar Mt. w. of Mines Rd. s.e. of Livermore (Tunnel Creek drainage, downstream from serpentine talus slope on Tunnel Creek); s.e. Alameda Co., Cedar Mt. 609 Comment
  UC1949342  Corethrogyne filaginifolia Barbara Ertter with Joe Willingham and Jeff Greenhouse 1992-5-31 11075 Alameda Sunol Regional Wilderness south of Pleasanton, Vista Grande trail on ridge dividing Welch Creek and Alameda Creek Comment
  UC1949314  Corethrogyne filaginifolia Barbara Ertter with Brad Olson, Dave Bigham, Amy Hiss 1991-6-16 10136 Alameda Fairmont Ridge SW of Lake Chabot, between Fairmont Dr. & Lake Chabot Dr., SE San Leandro; steep sides of SW-facing erosion channel below water tank Comment
  RSA755662  Corethrogyne filaginifolia var. californica Barbara Ertter, Brad Olson, Dave Bigham, Amy Hiss 1991-6-16 10136 Alameda Fairmont Ridge southwest of Lake Chabot, between Fairmount Drive and Lake Chabot Drive, southeast San Leandro. 152 Comment
  RSA756024  Corethrogyne filaginifolia var. californica Barbara Ertter, Joe Willingham, Jeff Greenhouse 1992-5-31 11075 Alameda Sunol Regional Wilderness south of Pleasanton, Vista Grande trail on ridge dividing Welch Creek and Alameda Creek. 427 Comment
  SD211554  Corethrogyne filaginifolia var. filaginifolia Barbara Ertter, Brad Olson et al 1991-6-16 10136 Alameda Fairmont Ridge Southwest of Lake Chabot, between Fairmont Drive and Lake Chabot Drive, Southeast San Leandro, steep sides of southwest-facing erosdion channel below water tank, (also in chaparral pocket behind animal shelter). 500 Comment
  UC2046370  Cortaderia jubata Barbara Ertter 1998-1 Alameda Albany Hill in northwest Albany. Comment
  UC2046371  Cortaderia jubata Barbara Ertter 1998-1 Alameda Albany Hill in northwest Albany. Comment
  UC1618193  Cotoneaster franchetii Barbara Ertter, Brad Olson 1991-11-23 10888 Alameda Strawberry Canyon in hills on e side of University of California at Berkeley Campus, near head of fire trail below Botanical Gardens, near checkdam on creek Strawberry Canyon; , University of California at Berkeley Camp Comment
  UC1619997  Cotoneaster franchetii Barbara Ertter 1994-7-2 12883 Alameda Dimond Park in Dimond Canyon, Oakland Hills, south of Park Boulevard in Oakland south of Piedmont. Comment
Read comments
Jun 22 2011
  UC1622288  Cotoneaster franchetii Barbara Ertter 1994-7-2 12883 Alameda s of Piedmont (s of Park Boulevard in Oakland, Oakland Hills, Dimond Park in Dimond Canyon); Oakland Hills, Dimond Park in Dimond Canyon Comment
  SBBG122990  Cotoneaster lacteus B. Ertter 1997-2-9 15449 Alameda Albany Hill above Taft Street; Albany Comment
  UC1789202  Cotoneaster lacteus Barbara Ertter 1997-2-9 15449 Alameda Albany Hill in NW Albany, on E-facing slope, above Taft St. Comment
  RSA0076093  Cotoneaster lacteus Barbara Ertter 1997-2-9 15449 Alameda Albany Hill in northwest Albany, east-facing slope above Taft St. Comment
  UC2062442  Cotoneaster lacteus Barbara Ertter 2001-8-19 17801 Alameda Joaquin Miller Park, Oakland Hills; Sunset Trail between Palos Colorados Trail and Chaparral Trail. Comment
  UC1622289  Cotoneaster pannosus Barbara Ertter 1992-5-25 11071 Alameda opposite Creekside Park (nw Albany at n foot of Albany Hill, nw Alameda County); Albany, n foot of Albany Hill Comment
  UC2043143  Cotoneaster pannosus Barbara Ertter 1997-2-9 15450 Alameda Albany Hill in north Albany, E-facing slope above Taft Ave. Comment
  UC1619998  Cotoneaster pannosus Barbara Ertter 1992-5-25 11071 Alameda Northwest Albany at north foot of Albany Hill opposite Creekside Park. Comment
  RSA757469  Cotula coronopifolia Barbara Ertter 1991-6-30 10178 Alameda Bay Farm Island in Alameda, still-to-be-developed lots in Harbor Bay development. Comment
  UC1949141  Cotula coronopifolia Barbara Ertter 1991-6-30 10178 Alameda Bay Farm Island in Alameda, still-to-be-developed lots in Harbor Bay development Comment
  UC2070506  Crassula aquatica Barbara Ertter with Sally Reynolds, Dianne Lake and other CNPS 2004-4-10 18314 Alameda Newark, undeveloped lot between Willow Street and Chestnut Street just N of railroad tracks. Comment
  UCR129813  Crassula aquatica Barbara Ertter 1991-5-12 9804 Alameda Springtown wetlands north of Livermore, north of junction of Bluebell Dr. and Hartford Ave. 157 Comment
  RSA666398  Crassula aquatica Barbara Ertter 1991-5-12 9804 Alameda Springtown wetlands N of Livermore, swales in now-dry alkali flat north of junction Bluebell Dr. & Hartford Ave. 200 Comment
  UC1950173  Crassula connata Barbara Ertter with Lynne Hosley and Amy Hiss 1992-4-19 10978 Alameda southwest corner of Lake Del Valle State Recreation Area south of Livermore, burnt east-facing ridgeline Comment
  UC1606371  Crataegus monogyna Barbara Ertter 1992-1-19 10894 Alameda e Hayward (near grove of redwood and other planted trees along creek); Dry Creek/Pioneer Regional Park, Dry Creek Comment
  UC1789174  Crataegus monogyna Barbara Ertter 2001-8-19 17799 Alameda Joaquin Miller Park, Oakland Hills; Palos Colorados Trail along Palo Seco Creek between Siniwik Cabin and Sunset Trail. 289 Comment
  JEPS107074  Crepis bursifolia Barbara Ertter 1994-6-14 12833 Alameda Piedmont Av. near Dwight Way on east side of UC Berkeley campus. Comment
  UC1795868  Crepis bursifolia Barbara Ertter 1994-6-14 12833 Alameda Piedmont Av. near Dwight Way on east side of UC Berkeley campus. Comment
  CAS-BOT-BC290510  Crepis bursifolia Barbara Ertter 1994-6-14 12833 Alameda Piedmont Av. near Dwight Way on east side of UC Berkeley campus Comment
  RSA720845  Crepis bursifolia Barbara Ertter 1994-6-14 12833 Alameda Piedemont Ave. near Dwight Way on east side of UC Berkeley campus Comment
  UCD130926  Crepis bursifolia Barbara Ertter 1994-6-14 12833 Alameda Piedmont Avenue near Dwight Way on east side of UC Berkeley campus. Comment
  JEPS120285  Crepis vesicaria subsp. taraxacifolia Barbara Ertter with David Gowen 2011-4-12 20706 Alameda Dry Creek Pioneer Regional Park, Dry Creek trail Comment
  SEINET2444836  Cressa truxillensis Barbara Ertter, Lynne Hosley 1991-6-23 10158 Alameda Springtown wetlands N of Livermore, N of Hartford Ave, at end of Bluebell Drive.; 0 Comment
  UC1949090  Cressa truxillensis Barbara Ertter with Lynne Hosley 1991-6-23 10158 Alameda Springtown wetlands N of Livermore, N of Hartford Ave. at end of Bluebell Drive Comment
  RSA755502  Cressa truxillensis Barbara Ertter, Lynne Hosley 1991-6-23 10158 Alameda Springtown wetlands north of Livermore, north of Hartford Avenue at end of Bluebell Drive. Comment
  JEPS107108  Crocidium multicaule Barbara Ertter, Brad Olson 1995-4-2 13977 Alameda Rancho Los Mochos Boy Scout Camp ca 2/3 way up Mines Road ca 15 air miles southeast of Livermore; section of property on northeast side of Mines Rd., ''Cardiac Hill'' Comment
  UC1795645  Crocidium multicaule Barbara Ertter, Brad Olson 1995-4-2 13977 Alameda Rancho Los Mochos Boy Scout Camp ca 2/3 way up Mines Road ca 15 air miles southeast of Livermore; section of property on northeast side of Mines Rd., ''Cardiac Hill'' = outcrop of crumbling volcanic? rock. Comment
  RSA722104  Crocidium multicaule Barbara Ertter, Brad Olson 1995-4-2 13977 Alameda Rancho Los Mochos Boy Scout Camp ca. 2/3 way up Mines Road, ca. 15 air miles southeast of Livermore. Comment
  RSA757303  Crypsis schoenoides Barbara Ertter, Lynne Hosley 1991-6-23 10164 Alameda Springtown wetlands north of Livermore, north of Hartford Avenue at end of Bluebell Drive Comment
  SEINET4344599 Image available Crypsis schoenoides Barbara Ertter, lynne hosley 10164 Alameda Springtown wetlands N of Livermore, N of Hartford Ave. at end of Bluebell Drive. Comment
  UC1950072  Crypsis schoenoides Barbara Ertter with Lynne Hosley 1991-6-23 10164 Alameda at bottom of ditch along road; Springtown wetlands N of Livermore, N of Hartford Ave. at end of Bluebell Drive Comment
  UC1819051  Cryptantha decipiens Barbara Ertter, Brad Olson 1995-4-2 13969 Alameda Rancho Los Mochos Boy Scout Camp ca 2/3 way up Mines Road ca 15 air miles southeast of Livermore; edge of road through chaparral, southeast facing. Comment
  UC2031473  Cryptantha decipiens Barbara Ertter 1993-4-24 11578 Alameda SW Alameda Co.: Mission Peak Regional Preserve southeast of Fremont,northwest base of steep west face of Mission Peak Comment
  UC2042765  Cryptantha intermedia Barbara Ertter with Lynne Hosley 1993-4-17 11546 Alameda Tesla Road ca. 1 road mile E of divide, side canyon south of the road west of bend, ca. 10 air miles ESE of Livermore. Comment
  UC2031411  Cuscuta salina Barbara Ertter with Lynne Hosley 1991-6-23 10155 Alameda Springtown wetlands N Livermore, N of Hartford Ave. at end of Bluebell Drive Comment
  UC1818887  Cuscuta salina var. major Barbara Ertter, Tony Morosco, Steve Lussier, Brian Knave 1994-9-23 13912 Alameda Radio Point Beach at east end of Bay Bridge, dunes and marsh north of Toll Plaza, San Francisco Bay, west Oakland; edge of marsh. Comment
  JEPS107068  Cyclospermum leptophyllum Barbara Ertter 1994-5-28 12808 Alameda Albany, bowling alley on San Pablo Ave. Comment
  RSA722232  Cyclospermum leptophyllum Barbara Ertter 1994-5-28 12808 Alameda Albany, bowling alley on San Pablo Ave. Comment
  UC1861829  Cyclospermum leptophyllum Barbara Ertter 1994-5-28 12808 Alameda Albany, bowling alley on San Pablo Ave. Comment
  UC1950384  Cyperus eragrostis Barbara Ertter with Brad Olson 1991-12-7 10893 Alameda Redwood Park in hills E of Oakland, at upper end of Redwood Creek Comment
  UC1618277  Cyperus erythrorhizos Barbara Ertter with Laura Fujii 1991-9-7 10818 Alameda hills e. San Leandro (e. end Honker Bay arm of lake, Anthony Chabot Regional Park); Anthony Chabot Regional Park 701 Comment
  RSA759780  Cyperus involucratus Barbara Ertter, Elizabeth Neese 1990-10-16 9663 Alameda South end of Aquatic Park in west Berkeley, end of Bay Street (between interstate and railroad) Comment
  UC1950452  Cyperus involucratus Barbara Ertter with Elizabeth Neese 1990-10-16 9663 Alameda south end of Aquatic Park in west Berkeley, end of Bay Street (between interstate and railroad) Comment
  UC1950453  Cyperus involucratus Barbara Ertter with Elizabeth Neese 1990-10-16 9663 Alameda south end of Aquatic Park in west Berkeley, end of Bay Street (between interstate and railroad) Comment
  RSA0033770  Cyperus odoratus Barbara Ertter 1996-9-19 15304 Alameda Lake Del Valle in hills south of Livermore, at upper end. Comment
  UC2027893  Cyperus odoratus Barbara Ertter 1996-9-19 15304 Alameda Lake Del Valle in hills south of Livermore. Comment
  UC2028352  Cytisus striatus Barbara Ertter 1998-6-20 16231 Alameda Oakland hills, Tunnel Road paralleling Highway 24 east of Highway 13, large road cut Comment
  UC2043180  Danthonia californica Barbara Ertter 1998-6-13 16208 Alameda Albany Hill in North Albany, base of W-facing slope just SE of Condominiums. Comment
  SEINET10780173  Datura wrightii Barbara J. Ertter 1997-5-10 Ertter 15630 Alameda Lower end of Mines Road SE of Livermore, below roadbed. Comment
  UC2027853  Datura wrightii Barbara Ertter 1997-5-10 15630 Alameda Lower end of Mines Road SE of Livermore, below roadbed. Comment
  JEPS107066  Deinandra lobbii Barbara Ertter, Lynne Hosley 1991-6-23 10157 Alameda Springtown wetlands n of Livermore (n of Hartford Avenue at end of Bluebell Drive); Springtown wetlands, Bluebell Drive Comment
  UC1619963  Deinandra lobbii Barbara Ertter, Lynne Hosley 1991-6-23 10157 Alameda Springtown wetlands n of Livermore (n of Hartford Avenue at end of Bluebell Drive); Springtown wetlands, Bluebell Drive Comment
  JEPS84957  Delairea odorata Barbara Ertter 1985-12-7 5766 Alameda n side of hill near Cerrito Creek (n edge of Albany); Albany Hill Comment
  UC1561819  Delairea odorata Barbara Ertter 1985-12-7 5766 Alameda n side of hill near Cerrito Creek (n edge of Albany); Albany Hill Comment
  UC2062440  Delairea odorata Barbara Ertter 2005-2-5 18542 Alameda North Berkeley, Spruce Street at Cordonices Creek. Comment
  UC2027861  Delphinium californicum subsp. interius Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15620 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, Main's property ca 1 mile in from road. Comment
  UC1795783  Delphinium hesperium subsp. pallescens Barbara Ertter, CNPS 1996-5-12 14650 Alameda Brushy Peak east of Vasco Rd. just south of county line, NNE of Livermore, isolated oak-covered knoll in grass-covered hills; west-facing grassy hillside north of peak, edge of canyon west of entrance. Comment
  UC2042967  Delphinium hesperium subsp. pallescens Barbara Ertter with Brad Olson and Sharon Weinberg 1993-5-22 11847 Alameda S-central Alameda Co.: Sunol Regional Wilderness ca. 10 air miles south Pleasanton, summit of Flaghill. Comment
  RSA721275  Delphinium hesperium subsp. pallescens Barbara J. Ertter 1996-5-12 14650 Alameda Brushy Peak W of Vasco Road, just S of county line, NNE of Livermore Comment
  UC1606391  Delphinium patens Barbara Ertter with Lynne Hosley and Amy Hiss 1992-4-19 10964 Alameda w end of recreation are s Livermore (e-facing hillside); Lake Del Valle State Recreation Area Comment
  UC1819062  Delphinium patens Barbara Ertter, Brad Olson 1995-4-2 13953 Alameda Rancho Los Mochos Boy Scout Camp ca 2/3 way up Mines Road ca 15 air miles southeast of Livermore; open oak woodland. Comment
  UC2042943  Delphinium patens Barbara Ertter with Brad Olson, Dianne Lake, Ray Budzinsky 1991-5-20 9890 Alameda SE section of Ohlone Regional Wilderness ca. 10 mi S of Livermore, N end of Mt. Hamilton Range; S Fork Indian Creek where crossed by road. Comment
  UC2070446  Deschampsia danthonioides Barbara Ertter with Brad Olson and Roy West 1997-5-10 15590 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman. Comment
  SEINET242042 Image available Deschampsia elongata Barbara Ertter 2000-6-2 17948 Alameda frontage road to Radio Point Beach due north of Bay Bridge toll plaza, Oakland Comment
  UC1795820  Deschampsia elongata Barbara Ertter, Laurel Collins 1994-6-21 12840 a Alameda Claremont Canyon Regional Preserve in Oakland Hills, Gwinn Canyon (SE branch of Claremont Canyon) north of Marlborough Drive below Grizzly Peak Rd. Comment
  UC2070659  Deschampsia elongata Barbara Ertter 2002-6-1 17948 Alameda Radio Beach north of Bay Bridge toll plaza, NW Oakland. Comment
  UC2043263  Dichelostemma congestum Barbara Ertter 1995-5-20 14215 Alameda Albany Hill in northwest Albany. Comment
  UC2029154  Digitaria ischaemum Barbara Ertter and Lynne Hosley 1990-10-20 9683 Alameda Lake Temescal in Oakland near junction Highway a13 & Highway 24. Comment
  RSA0026156  Digitaria ischaemum Barbara Ertter, Lynne Hosley 1990-10-20 9683 Alameda Lake Temescal in Oakland near jct. Hwy 13 and Hwy 24. Comment
  UC2029163  Digitaria sanguinalis Barbara Ertter with Lynne Hosley 1990-10-20 9675 Alameda NE ALAMEDA CO.: Kelso Road to Bethany Reservoir west of Mountain House Road. Comment
  RSA0029771  Digitaria sanguinalis Barbara Ertter, Lynne Hosley 1990-10-20 9675 Alameda Kelso Road to Bethany Reservoir west of Mountain House Road. Comment
  UC1950211  Dirca occidentalis Barbara Ertter 1992-4-11 10947 Alameda Claremont Canyon in Oakland Hills, University of California property, steep north-facing slope Comment
  UC1795846  Dittrichia graveolens Barbara Ertter, Diane Erwin 1995-11-3 14542 Alameda San Francisco Bay Wildlife Refuge at end of Cushing Road, behind LAM Research; ditch next to levee road, saline soil, near salt basin. Comment
  CAS-BOT-BC291040  Dittrichia graveolens Barbara Ertter; Diane Erwin 1995-11-3 14542 Alameda San Francisco Bay Wildlife Refuge at end of Cushing Road, behind LAM Research Comment
  RSA720792  Dittrichia graveolens Barbara Ertter, Diane Erwin 1995-11-3 14552 Alameda San Francisco Bay Wildlife Refuge at end of Cushing Road, behind LAM Research. Comment
  UC2028206  Dittrichia graveolens Barbara Ertter with CNPS 1997-9-20 15823 Alameda Del Valle Regional Park in hills southeast of Livermore, edge of parking area at west end of bridge at head of lake. Comment
  UC2028207  Dittrichia graveolens Barbara Ertter 1997-9-20 15868 Alameda Robertson Park along Arroyo Mocho in eastern Livermore, edge of parking area. Comment
  UC2062436  Dittrichia graveolens Barbara Ertter 2000-10-15 17541 Alameda Alameda/Contra Costa County line: Redwood Regional Park, West ridge Trail between ends of Baccharis Trail. Comment
  UC2062437  Dittrichia graveolens Barbara Ertter 2000-10-8 17540 Alameda Merritt College in Oakland Hills. Comment
  UC2070531  Dittrichia graveolens Barbara Ertter 1998-9-14 16412 Alameda Shadow Cliffs Regional Recreation Area east of Pleasanton. Comment
  UC1818930  Dodecatheon clevelandii subsp. patulum Barbara Ertter, CNPS 1995-3-10 14558 Alameda Brushy Peak in Alta Hills northeast of Livermore, edge of buckeye woodland and grassy slopes, vaious places. Comment
  UC1795719  Downingia pulchella Barbara Ertter, Tom Delendick 1996-5-2 14607 Alameda Springtown wetlands, north of Livermore, along closed section of Hartford Rd., alkali grasslands. Comment
Read comments
Jan 19 2008
  UC2043147  Downingia pulchella Barbara Ertter with Sally Reynolds, Dianne Lake and other CNPS 2004-4-10 18312 Alameda Newark, undeveloped lot between Willow Street and Chestnut Street just N of railroad tracks. Comment
  UC1607634  Draba cuneifolia Barbara Ertter 1993-3-14 11464 Alameda s Pleasanton (summit of Flag Hill); Sunol Regional Wilderness, summit Flag Hill Comment
  RSA756490  Draba verna Barbara Ertter, Brad Olson, John Game, Amy Hiss, Jeff Greenhouse 1993-4-10 11498 Alameda Cedar Mountain west of Mines Road southeast of Livermore, Tunnel Creek drainage. 762 Comment
  RSA759894  Draba verna Barbara Ertter, Brad Olson, Dianne Lake, Ray Budzinsky 1991-5-20 9911 Alameda Southeast section of Ohlone Regional Wilderness about 10 miles south of Livermore, north end of Mount Hamilton Range; La Costa Creek north of Wauhab Ridge, at main road crossing. 1037 Comment
  SD211572  Draba verna Barbara Ertter, Brad Olson et al 1991-5-20 9911 Alameda Southeast section of Ohlone Regional Wilderness circa 10 miles South of Livermore, North end of Mount Hamilton Range; La Costa Creek North of Wauhab Ridge, at main road crossing. 1036 Comment
  UC1949370  Draba verna Barbara Ertter with Brad Olson, Dianne Lake, Ray Budzinsky 1991-5-20 9911 Alameda SE section of Ohlone Regional Wilderness ca 10 mi S of Livermore, N end of Mt. Hamilton Range; La Costa Creek N of Wauhab Ridge; at main road crossing, N-facing slope Comment
  UC1950167  Draba verna Barbara Ertter with Brad Olson, John Game, Amy Hiss, Jeff Greenhouse 1993-4-10 11498 Alameda Cedar Mountain west of Mines Road southeast of Livermore, Tunnel Creek drainage; downstream from serpentine talus slope on Tunnel Creek Comment
  JEPS107113  Dracunculus vulgaris Barbara Ertter with Lynne Hosley and Sid Cowles 1992-6-7 11082 Alameda Claremont Canyon in E Oakland, near fire trail on University of California property Comment
  UC1594278  Dracunculus vulgaris Barbara Ertter with Lynne Hosley and Sid Cowles 1992-6-7 11082 Alameda Claremont Canyon in E Oakland, near fire trail on University of California property Claremont Canyon; E Oakland, Claremont Canyon Comment
  UC1594279  Dracunculus vulgaris Barbara Ertter with Lynne Hosley and Sid Cowles 1992-6-7 11082 Alameda Claremont Canyon in E Oakland, near fire trail on University of California property Claremont Canyon; E Oakland, Claremont Canyon Comment
  CDA2642  Dracunculus vulgaris Barbara Ertter, Lincoln Constance 1995-6-16 14258 Alameda Claremont Canyon in Oakland Hills south of UC Berkeley campus, fire trail on south side of Claremont Road ca 1/2 way up canyon. 0 Comment
Read comments
Jun 14 2010
  UC1818888  Drosanthemum hispidum Barbara Ertter 1995-6-23 14266 Alameda Albany Hill in northwest Albany east of I-80; open eucalyptus forest on west-facing slope above Pierce St. Comment
  UC1561680  Dryopteris arguta Barbara Ertter 1985-7-13 5761 Alameda n edge Albany (n side Albany Hill above Cerrito Creek) Comment
  UC1618267  Duchesnea indica Barbara Ertter with Dale Sanders et al. 1992-6-29 11235 Alameda Claremont Canyon in north Oakland Hills, Regional Preserve on s side of Claremont Creek, w end of ridge, near bulldozer blaze Claremont Creek; Oakland Hills, Claremont Canyon, Claremont Creek Comment
  UC2029113  Duchesnea indica Barbara Ertter 1990-12-30 9711 Alameda University of California at Berkeley campus, north side of Dwinelle Hall. Comment
  RSA0029767  Duchesnea indica Barbara Ertter 1990-12-30 9711 Alameda University of California at Berkeley campus, north side of Dwinelle Hall. Comment
  UC2070504  Dysphania botrys Barbara Ertter with CNPS 1997-9-20 15826 Alameda Del Valle Regional Park in hills southeast of Livermore. Comment
  JEPS113070  Ecballium elaterium Barbara Ertter 2004-8-21 G- 584 Alameda north Berkeley, neglected corner of garden at 1856 Catalina Ave., dry clayey soil in partial shade. Comment
  UC1795101  Ecballium elaterium Barbara Ertter 2004-8-21 G- 584 Alameda north Berkeley, neglected corner of garden at 1856 Catalina Ave., dry clayey soil in partial shade. Comment
  CDA6778  Ecballium elaterium Barbara Ertter 2004-8-21 G- 584 Alameda 1856 Catalina Avenue, North Berkeley. 0 Comment
  RSA722466  Ecballium elaterium Barbara Ertter 2004-8-21 G- 584 Alameda North Berkeley, neglected corner of garden at 1856 Catalina Ave. Comment
  UC2029158  Echinochloa colona Barbara Ertter with Lynne Hosley 1990-10-20 9677 Alameda NE ALAMEDA CO.: Kelso Road to Bethany Reservoir west of Mountain House Road. Comment
  RSA0026150  Echinochloa colona Barbara Ertter, James L. Reveal 1997-7-16 15724 Alameda Patterson Pass Road along Altamont Hills east of Livermore, east side of pass. Comment
  RSA0026159  Echinochloa colona Barbara Ertter, Lynne Hosley 1990-10-20 9677 Alameda Kelso Road to Bethany Reservoir west of Mountain House Road. Comment
  UC2028391  Echinochloa colona Barbara Ertter with James L. Reveal 1997-7-16 15724 Alameda Patterson Pass Road across Altamont Hills east of Livermore, east side of pass at seep below tall road cut Comment
  UC2070642  Echinodorus berteroi Barbara Ertter 2005-8-15 18622 Alameda South end Lake Del Valle in hills south of Livermore. Comment
  UC2070643  Echinodorus berteroi Barbara Ertter 2005-8-15 18622 Alameda South end Lake Del Valle in hills south of Livermore. Comment
  UC1819044  Echium candicans Barbara Ertter 1994-5-23 12811 Alameda Northwest Berkeley west of freeway Comment
  UC1819072  Echium candicans Barbara Ertter, Carol Fitzgerald 1995-2-11 13931 Alameda Albany Hill in northwest Albany Oak forest at end of Madison St. Comment
  CDA34961  Ehrharta erecta Barbara Ertter 1994-9-24 G- 3 Alameda Plants of the Ertter Garden; Berkeley; 1859 Catalina Ave. 0 Comment
  UC2062438  Ehrharta erecta Barbara Ertter 2001-8-19 17796 Alameda Joaquin Miller Park, Oakland Hills; Palos Colorados Trail along Palo Seco Creek between Sinawik Cabin and Sunset Trail. Comment
  UC1606378  Eleocharis macrostachya Barbara Ertter 1993-4-24 11559 a Alameda SE of Fremont (spring with water trough along Horse Heaven Trail, SE corner of preserve, headwaters of Agua Caliente Creek); SW Alameda County, Mission Peak Regional Preserve 609 Comment
  RSA755699  Eleocharis parishii Barbara Ertter 1993-4-24 11559 Alameda Mission Peak Regional Preserve southeast of Fremont, steep southwest-facing slope above southern tributary of Agua Caliente Creek at south edge of preserve. 366 Comment
  UC1950444  Eleocharis parishii Barbara Ertter 1993-4-24 11559 Alameda Mission Peak Regional Preserve southeast of Fremont, steep southwest-facing slope above S tributary of Agua Caliente Creek at S edge of preserve, below S-facing outcrops Comment
  UC2027793  Eleocharis parishii Barbara Ertter with Brad Olson and Roy West 1997-5-10 15575 Alameda Mines Road in hills SE of Livermore, creek bed opposite entrance to Rancho Los Mochos. Comment
  UC1789162  Eleusine indica Barbara Ertter 2001-8-22 17806 Alameda Berkeley, sidewalk weed at corner of Hearst Avenue and Oxford Street at NW corner of UC-Berkeley campus. Comment
  RSA720881  Eleusine indica Barbara Ertter 2001-8-22 17806 Alameda Berkeley, at corner of Hearst Avenue and Oxford Street at NW corner of UC-Berkeley campus. Comment
  SEINET10590865  Eleusine indica Barbara J. Ertter 2001-8-22 Ertter 17806 Alameda Berkeley, sidewalk weed at corner of Hearst Avenue and Oxford Street at NW corner of UC-Berkeley campus. Localized (not seen elsewhere in city), forming dense prostrate mat. Comment
  UC2028430  Elodea nuttallii Barbara Ertter 1996-9-22 15308 Alameda Lake Del Valle in hills south of Livermore, edge of receding water at upper end Comment
  UC2070621  Elymus glaucus Barbara Ertter 2002-6-1 17949 Alameda Radio Beach north of Bay Bridge toll plaza, NW Oakland. Comment
  UC1950404  Elymus hispidus Barbara Ertter with Brad Olson, Dave Bigham, Amy Hiss 1991-6-16 10138 Alameda SW end of ridge; Fairmont Ridge SW of Lake Chabot, between Fairmont Dr. & Lake Chabot Dr., SE San Leandro Comment
  UC2028587  Elymus multisetus Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15628 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, Main's property ca 1 mile in from road. Comment
  UC2028472  Elymus ponticus Barbara Ertter with James L. Reveal and Brad Olson 1997-7-21 15763 Alameda North side of I-580 at mouth of Eden Canyon, hills between Castro Valley and Dublin Comment
  SEINET242041  Elymus trachycaulus subsp. trachycaulus Barbara Ertter 2000-6-2 17949 Alameda frontage road to Radio Point Beach due north of Bay Bridge toll plaza, Oakland Comment
  RSA757938  Elytrigia intermedia subsp. intermedia Barbara Ertter, Brad Olson, Dave Bigham, Amy Hiss 1991-6-16 10138 Alameda Fairmont Ridge southwest of Lake Chabot, between Fairmont Drive and Lake Chabot Drive, southeast San Leandro. Road behind corrals at southwest end of ridge. 122 Comment
  UC2013008  Enemion occidentale Barbara Ertter with Brad Olson, Dianne Lake, and Ray Budzinsky 1991-5-20 9904 Alameda SE section of Ohlone Regional Wilderness ca 10 mi S of Livermore, N end of Mt. Hamilton Range; N Fork Indian Creek between Valpe and Wauhab ridges. Comment
  UC1949055  Epilobium campestre Barbara Ertter with Lynne Hosley 1991-6-23 10154 Alameda Springtown wetlands N of Livermore, N of Hartford Ave. at end of Bluebell Drive Comment
  UC2070459  Epilobium ciliatum subsp. ciliatum Barbara Ertter with Brad Olson and Dianne Lake 1991-8-25 10737 Alameda Springtown wetlands N of Livermore, edge of tule-filled slough where Bluebell Drive crosses Altamont Creek. Comment
  UC2070468  Epilobium ciliatum subsp. ciliatum Barbara Ertter with Brad Olson and Dianne Lake 1991-8-25 10736 Alameda Springtown wetlands N of Livermore, edge of tule-filled slough where Bluebell Drive crosses Altamont Creek. Comment
  SD211640  Epilobium densiflorum Barbara Ertter 1991-6-30 10179 Alameda Bay Farm Island in Alameda, still to be developed lots in Harbor Bay development. Comment
  UC1784906  Epilobium densiflorum Barbara Ertter, Lynne Hosley 1995-9-17 14521 Alameda Sycamore Grove Regional Park S of Livermore, along Arroyo del Valle Comment
  UC1949040  Epilobium densiflorum Barbara Ertter 1991-6-30 10179 Alameda Bay Farm Island in Alameda, still-to-be-developed lots in Harbor Bay development Comment
  UC1818881  Epilobium minutum Barbara Ertter, Brad Olson 1995-4-2 13968 Alameda Rancho Los Mochos Boy Scout Camp ca 2/3 way up Mines Road ca 15 air miles southeast of Livermore; +/- serpentine slopes among chaparral. Comment
  UC2028249  Epipactis helleborine Barbara Ertter 1998-9-14 16410 Alameda Campus of UC-Berkeley, in garden plantings south of Valley Life Sciences Building. Comment
  UC2070444  Eragrostis hypnoides Barbara Ertter with Steve Matson 2004-10-25 18505 Alameda Lake Chabot in Anthony Chabot Regional Park, East Bay Hills southeast of San Leandro. Comment
  UC1819076  Erigeron foliosus var. franciscensis Barbara Ertter, Brad Olson 1994-6-11 12826 Alameda Del Valle Regional Park south of Livermore, gulch in hills behind East Beach on southeast side of Lake Del Valle Comment
  UC2042797  Erigeron foliosus var. franciscensis Barbara Ertter with Brad Olson and Dianne Lake 1991-6-21 10148 Alameda Albany Hills in Albany, between San Pablo Ave. & Interstate 80; just below parking area at N end of crest. Comment
  RSA755697  Erigeron philadelphicus Barbara Ertter 1993-4-24 11565 Alameda Mission Peak Regional Preserve southeast of Fremont, headwaters of Agua Caliente Creek, spring with water trough along Horse Heaven Trail in southeast corner of preserve. 610 Comment
  UC1950156  Erigeron philadelphicus var. philadelphicus Barbara Ertter 1993-4-24 11565 Alameda Mission Peak Regional Preserve southeast of Fremont, headwaters of Agua Caliente Creek, along Horse Heaven Trail in SE corner of preserve Comment
  SD211543  Erigeron sumatrensis Barbara Ertter 1990-10-17 9668 Alameda Southwest Berkeley, along seldom-used railroad tracks south of Ashby avenue, between 7th Street and San Pablo Avenue Comment
  OBI72115  Erigeron sumatrensis Barbara Ertter 1990-10-17 9668 Alameda SW Berkeley, along seldom-used RR tracks S of Ashby Ave, between 7th St and San Pablo Ave Comment
  UC2046319  Erigeron sumatrensis Barbara Ertter 1998-1-11 15891 Alameda Campus of UC Berkeley, west side of Strawberry Creek on west side of Valley Life Sciences Building near Campanile Way bridge. Comment
  UC2046328  Erigeron sumatrensis Barbara Ertter 1997-9-27 15876 Alameda North edge of Albany, north side of Albany Hill. Comment
  UC1789097  Eriobotrya japonica Barbara Ertter 1998-1-11 s. n. Alameda N base of Albany Hill, northwest Albany Comment
  UC1926777  Eriobotrya japonica Barbara Ertter 2008-12-3 19378 Alameda campus of University of California, Berkeley, along Strawberry Creek N of Valley Life Sciences Building Comment
  UC1606437  Eriogonum angulosum Barbara Ertter with Beth Painter et al. 1993-6-25 11900 a Alameda ca 10 air mi s Pleasonton (Flaghill ridge); Sunol Regional Wilderness, Flaghill ridge 396 Comment
  UC2042774  Eriogonum angulosum Barbara Ertter with Lynne Hosley 1992-8-29 11272 Alameda East Alameda Co: Patterson Pass Road 2.7 miles west of Midway Road east of Livermore. Comment
  RSA0028904  Eriogonum angulosum Barbara J. Ertter 1999-11-26 16859 Alameda Sunol Regional Wilderness south of Pleasanton, Maguire Peaks area north of Welch Creek Road. Comment
  UC2029008  Eriogonum angulosum Barbara Ertter 1999-11-26 16859 Alameda Sunol Regional Wilderness south of Pleasanton, Maguire Peaks area north of Welch Creek Road. Comment
  RSA0028905  Eriogonum fasciculatum var. foliolosum Barbara J. Ertter 1999-11-26 16863 Alameda Sunol Regional Wilderness south of Pleasanton, Maguire Peaks area north of Welch Creek Road, along path E of Quercus palmeri thicket on top of west peak. Comment
  UC2029007  Eriogonum fasciculatum var. polifolium Barbara Ertter 1999-11-26 16863 Alameda Sunol Regional Wilderness south of Pleasanton, Maguire Peaks area north of Welch Creek Road, along path E of Quercus palmeri thicket on top of west peak. Comment
  UC2031421  Eriogonum giganteum Barbara Ertter 2007-5-20 19025 Alameda Claremont Canyon Regional Reserve in East Bay Hills SE of UC Berkeley, ridge on N side of Claremont Ave. Comment
  UC2028203  Eriogonum gracile Barbara Ertter 1997-9-20 15840 Alameda Along Arroyo Mocho in Robertson Park in eastern Livermore. Comment
  UC1950215  Eriogonum gracile var. gracile Barbara Ertter with Joe Willingham and Jeff Greenhouse 1992-5-31 11079 Alameda Sunol Regional Wilderness south of Pleasanton, Vista Grade trail on ridge dividing Welch Creek and Alameda Creek; south-facing scrub around outcrops north of Vista Grande Comment
  UC2028196  Eriogonum luteolum var. caninum Barbara Ertter 1997-8-14 15765 Alameda Joaquin Miller Park in Oakland hills, near Lookout Point. Comment
  UC2028204  Eriogonum luteolum var. caninum Barbara Ertter with James L. Reveal and Brad Olson 1997-7-21 15764 Alameda Skyline serpentine prairie on west edge of Redwood Regional Park, south end of cut near equestrian arena. Comment
  UC1606436  Eriogonum nudum var. auriculatum Barbara Ertter with Beth Painter et al. 1993-6-25 11900 Alameda ca. 10 air miles S of Pleasanton (Flaghill Ridge); Sunol Regional Wilderness 396 Comment
  UC1795870  Eriogonum nudum var. auriculatum Barbara Ertter, Dan Norris 1994-6-25 12869 Alameda Albany Hill in northwest Albany; west side of hill in partial shade of bluegum. Comment
  UC1795837  Eriogonum roseum Barbara Ertter, Lynne Hosley 1995-9-17 14516 Alameda Sycamore Grove along Arroyo del Valle south of Livermore; open sycamore woodland on floodplain among branches of arroyo stream bed; near parking area on north end of park. Comment
  JEPS107092  Eriogonum wrightii var. trachygonum Barbara Ertter, Lynne Hosley 1992-8-29 11274 Alameda Patterson Pass Road 2.7 mi w of Midway Road, e of Livermore Comment
  UC1619972  Eriogonum wrightii var. trachygonum Barbara Ertter, Lynne Hosley 1992-8-29 11274 Alameda 2.7 mi w of Midway Road e of Livermore (Patterson Pass Road, e Alameda County); Patterson Pass Road Comment
  UC2027855  Eriogonum wrightii var. trachygonum Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15627 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, Main's property ca 1 mile in from road. Comment
  UC2043031  Eriophyllum confertiflorum var. confertiflorum Barbara Ertter with Brad Olson, Dave Bigham, Amy Hiss 1991-6-16 10137 Alameda Fairmont Ridge SW of Lake Chabot, between Fairmont Dr. & Lake Chabot Dr., SE San Leandro. Comment
  UC1619995  Eucalyptus camaldulensis Barbara Ertter with Fosiee Tahbaz 1992-6-21 11231 Alameda fire trail on n. side Claremont Canyon (in Oakland Hills on property of U.C.); Oakland Hills, Claremont Canyon 365 Comment
  RSA0010841  Eucalyptus camaldulensis Barbara Ertter, Fosiee Tahbaz 1992-6-21 11231 Alameda Claremont Canyon in Oakland Hills, fire trail on north side, on University of California property. 366 Comment
  UC2012991  Eucalyptus camaldulensis Barbara Ertter with Kristina Filopovich 1994-8-19 13075 Alameda Albany waterfront bulb on former landfill north of Golden Gate Fields, Buchanan St. extension. Comment
  JEPS113089  Eucalyptus pulchella Barbara Ertter 2001-8-19 17805 Alameda Joaquin Miller Park, Oakland Hills; Sequoia-Bayview Trail between horse arena and Wild Rose Trail Comment
  UC1789163  Eucalyptus pulchella Barbara Ertter 2001-8-19 17805 Alameda Joaquin Miller Park, Oakland Hills; Sequoia-Bayview Trail between horse arena and Wild Rose Trail Comment
  UC1789213  Eucalyptus rudis Barbara Ertter, Lynne Hosley 1995-9-17 14518 Alameda Sycamore Grove along Arroyo del Valle south of Livermore; grove away from bike path, ca 1/2 mile from parking area. Comment
  UC1789214  Eucalyptus rudis Barbara Ertter, Lynne Hosley 1995-9-17 14518 Alameda Sycamore Grove along Arroyo del Valle south of Livermore; grove away from bike path, ca 1/2 mile from parking area. Comment
  UC2028353  Eucalyptus tereticornis Barbara Ertter with Amy Rusev 1998-6-11 16148 Alameda Strawberry Canyon in hills behind UC Berkeley, upper end of fire trail Comment
  UC2028354  Eucalyptus tereticornis Barbara Ertter with Amy Rusev 1998-6-11 16148 a Alameda Strawberry Canyon in hills behind UC Berkeley, upper end of fire trail Comment
  JEPS87907  Eucalyptus viminalis Barbara Ertter, Brad Olson, Diane Lake 1991-6-21 10146 Alameda between Interstate 80 and San Pablo Avenue Albany Hill Comment
  UC1607671  Eucalyptus viminalis Barbara Ertter, Brad Olson, Diane Lake 1991-6-21 10146 Alameda between Interstate 80 and San Pablo Avenue Albany Hill Comment
  UC2012994  Eucalyptus viminalis Barbara Ertter 1995-1-14 13919 Alameda Albany Hill in northwest Albany. Comment
  UCR265175  Eucalyptus viminalis Barbara Ertter, Brad Olson, Dianne Lake 1991-6-21 10146 Alameda Central Coast, Albany Hill in Albany, between San Pablo Avenue and Hwy I-80 126 Comment
  RSA0012844  Eucalyptus viminalis Barbara Ertter, Brad Olson, Dianne Lake 1991-6-21 10146 Alameda Albany Hill in Albany, between San Pablo Ave. and Interstate 80. Comment
  UC2027973  Euphorbia maculata Barbara Ertter with Richard Rabeler, Tony Morosco 1997-6-10 15658 Alameda Springtown wetlands at end of Bluebell Drive in N Livermore. Comment
  JEPS120284  Euphorbia oblongata Barbara Ertter 2013-6-19 21298 Alameda west Berkeley, McLaughlin Eastshore State Park, Brickyard area of former landfill at edge of San Francisco Bay Comment
  SBBG100117  Euphorbia oblongata B. Ertter 1988-6-26 7648 Alameda upper end of Strawberry Cyn fire trail E of University of California at Berkeley campus, near jct Centennial Drive and Grizzly Peak Blvd 365 Comment
  SD131830  Euphorbia oblongata Barbara Ertter 1988-6-26 7648 Alameda Upper end of Strawberry Canyon fire trail, East of University of California at Berklely campus near junction Centennial Drive and Grizzly Peak Boulevard 370 Comment
  UC1563692  Euphorbia oblongata Barbara Ertter 1988-6-26 7648 Alameda upper end Strawberry Canyon fire trail (near junction of Centennial Drive and Grizzly Peak Blvd., e of Univ. of Calif at Berkeley campus); Berkeley, Strawberry Canyon 365 Comment
  UC1563954  Euphorbia oblongata Barbara Ertter 1988-6-26 7648 Alameda upper end Strawberry Canyon fire trail (near junction of Centennial Drive and Grizzly Peak Blvd., e of Univ. of Calif at Berkeley campus); Berkeley, Strawberry Canyon 365 Comment
  UC1607669  Euphorbia oblongata Barbara Ertter 1991-5-13 9821 Alameda nw corner Albany (n foot of Albany Hill along Cerrito Creek); , Albany Hill, Cerrito Creek Comment
  UCD142409  Euphorbia oblongata Barbara Ertter 1988-6-26 7648 Alameda Upper end of Strawberry Canyon fire trail E of University of California at Berkeley campus; near jct Centennial Drive and Grizzly Peak Blvd. 365 Comment
  UC2027975  Euphorbia ocellata subsp. ocellata Barbara Ertter with Richard Rabeler, Tony Morosco 1997-6-10 15656 Alameda Springtown wetlands at end of Bluebell Drive in N Livermore. Comment
  UC1563864  Euphorbia peplus Barbara Ertter with David Thompson 1989-5-10 8449 Alameda w side Albany Hill (in nw corner of Albany); Albany, Albany Hill Comment
  RSA523937  Euphorbia peplus Barbara Ertter, David Thompson 1989-5-10 8449 Alameda W side of Albany Hill in NW corner of Albany. Comment
  UC2046326  Eurybia radulina Barbara Ertter 2004-10-1 18501 Alameda Garden-grown from clump salvaged from upper edge of subsequently developed east-facing lot on Madison Street, Albany Hill. Comment
  UC2070518  Euthamia occidentalis Barbara Ertter 1997-9-20 15867 Alameda Along Arroyo Mocho in Robertson Park in eastern Livermore. Comment
  UC2042795  Extriplex joaquinana Barbara Ertter with Lynne Hosley 1991-6-23 10162 Alameda Springtown wetlands N of Livermore, N of Hartford Ave. at end of Bluebell Drive. Comment
  CDA34978  Fagopyrum esculentum Barbara Ertter 1993-3-3 11470 Alameda Northwest of University of California at Berkeley, next to Health Sciences Building on Berkely Way, 1/2 block west of Oxford Way. 0 Comment
  RSA755693  Fagopyrum esculentum Barbara J. Ertter 1993-3-30 11470 Alameda Northwest of University of California at Berkeley, weedy spot (eliminated several weeks later) next to Health Sciences Building on Berkeley Way 1/2 block west of Oxford Way. Comment
  UC1950161  Fagopyrum esculentum Barbara Ertter 1993-3-30 11470 Alameda northwest of University of California at Berkeley, next to Health Sciences Building on Berkeley Way 1/2 block west of Oxford Way Comment
  UC2070656  Festuca bromoides Barbara Ertter with Sally Reynolds, Dianne Lake and other CNPS 2004-4-10 18343 Alameda Warm Springs Unit of Don Edwards San Francisco Bay National Wildlife Refuge, SW Fremont between Auto Mall Parkway and Cushing Road, east of railroad tracks. Comment
  UC1950397  Festuca microstachys Barbara Ertter with Lynne Hosley and Amy Hiss 1992-4-19 10961 a Alameda southwest corner of Lake Del Valle State Recreation Area south of Livermore Comment
  UC1950398  Festuca microstachys Barbara Ertter with Lynne Hosley and Amy Hiss 1992-4-19 10961 Alameda southwest corner of Lake Del Valle State Recreation Area south of Livermore Comment
  UC1949151  Festuca microstachys Barbara Ertter with Lynne Hosley and Amy Hiss 1992-4-19 10959 Alameda southwest corner of Lake Del Valle State Recreation Area south of Livermore, wooded east-facing hillside Comment
  UC1949311  Festuca myuros Barbara Ertter 1991-5-10 9819 Alameda NE corner of Emeryville, along old railroad track between Folger and 67th streets Comment
  UC1950213  Festuca myuros Barbara Ertter with Lynne Hosley and Amy Hiss 1992-4-19 10960 Alameda southwest corner of Lake Del Valle State Recreation Area south of Livermore, wooded east-facing hillside Comment
  UC1950177  Festuca octoflora Barbara Ertter with Lynne Hosley and Amy Hiss 1992-4-19 10972 Alameda southwest corner of Lake Del Valle State Recreation Area south of Livermore, burnt east-facing ridgeline Comment
  UC2043176  Festuca rubra Barbara Ertter 1998-6-13 16205 Alameda Albany Hill in North Albany, along path in steep W-facing meadow on northwest side of hill. Comment
  UC2029084  Forestiera pubescens Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15591 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman. Comment
  UC1789103  Francoa Barbara Ertter 2004-7-24 18443 Alameda Cragmont Rock Park in north Berkeley Hills, sparingly naturalized in untended area with Algerian ivy, flowers white. Comment
  UC1950214  Frangula californica subsp. tomentella Barbara Ertter with Joe Willingham and Jeff Greenhouse 1992-5-31 11080 Alameda Sunol Regional Wilderness south of Pleasanton, in shade along Welch Creek Road Comment
  SEINET2444839  Frankenia salina Barbara Ertter, Lynne Hosley 1991-6-23 10161 Alameda Springtown wetlands N of Livermore, N of Hartford Ave, at end of Bluebell Drive.; 0 Comment
  UC1949089  Frankenia salina Barbara Ertter with Lynne Hosley 1991-6-23 10161 Alameda Springtown wetlands N of Livermore, N of Hartford Ave. at end of Bluebell Drive Comment
  JEPS87920  Freesia refracta Barbara Ertter 1993-4-4 11488 Alameda e of Berkeley Marina (w Berkeley, behind Seabreeze Market, at junction of University Avenue and West Frontage Road); Berkeley Comment
  UC1607512  Freesia refracta Barbara Ertter 1993-4-4 11488 Alameda e of Berkeley Marina (w Berkeley, behind Seabreeze Market, at junction of University Avenue and West Frontage Road); Berkeley Comment
  UC1789156  Fuchsia magellanica Barbara Ertter 1999-9-17 16845 Alameda Albany: Cerrito Creek SW of San Pablo Ave. Comment
  UC2031477  Fuchsia magellanica Barbara Ertter 1992-5-25 11072 Alameda Northwest Alameda Co. Along Cerrito Creek at north foot of Albany Hill, opposite Creekside Park, with no-native blackberries Comment
  UC2062672  Fumaria capreolata Barbara Ertter 2010-5-8 19827 Alameda Edge of Cerrito Creek just east of Pierce Street, NW foot of Albany Hill. Comment
  UC2027879  Galium andrewsii subsp. gatense Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15599 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman. Comment
  UC2013048  Galium divaricatum Barbara Ertter 1996-6-30 14928 Alameda North Berkeley, 1859 Catalina Avenue. Comment
  CDA34942  Galium murale Barbara Ertter 1993-4-24 11576 Alameda Mission Peak Regional Reserve, southeast of Fremont, in southwestern part of county, head of Laurel Canyon, east of Mission Peak, headwaters of Mission Creek, near Eagle Trail. Comment
  UC1950155  Galium murale Barbara Ertter 1993-4-24 11576 Alameda Mission Peak Regional Preserve southeast of Fremont, head of Laurel Canyon east of Mission Peak, north-facing slope, headwaters of Mission Creek near Eagle Trail Comment
  UC2027762  Galium parisiense Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15598 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman. Comment
  UC2031465  Garrya elliptica Barbara Ertter with Brad Olson 1991-12-7 10892 Alameda Redwood Park in hills E of Oakland Comment
  RSA0027882  Garrya flavescens Barbara Ertter, Lee Main, Brad Olson 1997-5-10 15605 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, ca. 0.25 mi in from road. Comment
  UC2027873  Garrya flavescens Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15605 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, ca 1/4 mile in from road. Comment
  UC2043141  Gastridium phleoides Barbara Ertter 1995-5-20 14218 Alameda Albany Hill in northwest Albany, along fire trail at north base of hill. Comment
  UC1618341  Geranium core-core Barbara Ertter, Diane Lake, Brad Olson, other CNPS members 1991-8-25 10725 Alameda n of Oakland International Airport (in SW Oakland, near end of Edgewater Drive, San Leandro Bay Regional Shoreline); San Leandro Bay Regional Shoreline, SW Oakland Comment
  UC1795115  Geranium core-core Barbara Ertter 1994-7-2 12891 Alameda Dimond Park, Oakland Hills S of Park Boulevard Comment
  RSA0027638  Geranium core-core Barbara Ertter 1998-4-11 15980 Alameda Strawberry Canyon in hills east of UC-Berkeley, near upper end of fire trail. Comment
  RSA0028436  Geranium core-core Barbara Ertter, Dianne Lake, Brad Olson 1991-8-25 10725 Alameda San Leandro Bay Regional Shoreline, N of the Oakland International Airport in SW Oakland. Near end of Edgewater Drive. Comment
  UC2028084  Geranium core-core Barbara Ertter 1998-4-11 15980 Alameda Strawberry Canyon in hills east of UC-Berkeley, near upper end of fire trail. Comment
  UC2070485  Geranium dissectum Barbara Ertter with Sally Reynolds, Dianne Lake and other CNPS 2004-4-10 18325 Alameda Warm Springs Unit of Don Edwards San Francisco Bay National Wildlife Refuge, SW Fremont between Auto Mall Parkway and Cushing Road, east of railroads tracks. Comment
  CDA4655  Geranium lucidum Barbara Ertter 1998-4-29 16029 Alameda Strawberry Canyon in Berkeley Hills, wildlands behind University of California campus. 0 Comment
  JEPS113066  Geranium lucidum Barbara Ertter 1998-4-29 16029 Alameda Strawberry Canyon in Berkeley Hills, wildlands behind UC campus, along lower end of fire trail (same locality as Ertter 15979) Comment
  SBBG122898  Geranium lucidum B. Ertter 1998-4-11 15979 Alameda Strawberry Cyn behind UC Berkeley Campus, Berkeley Hills Comment
  UC1795112  Geranium lucidum Barbara Ertter 1998-4-11 15979 Alameda Strawberry Canyon in Berkeley Hills, wildlands behind UC campus, at lower end of fire trail Comment
  UC1795113  Geranium lucidum Barbara Ertter 1998-4-29 16029 Alameda Strawberry Canyon in Berkeley Hills, wildlands behind UC campus, along lower end of fire trail (same locality as Ertter 15979) Comment
  UCD103310  Geranium lucidum Barbara Ertter 1998-4-29 16029 Alameda Strawberry Canyon in Berkeley Hills, wildlands behind University of California campus. Comment
  RSA0028537  Geranium lucidum Barbara Ertter 1998-4-29 16029 Alameda Strawberry Canyon in Berkeley Hills, wildlands behind University of California campus. Comment
  UC2042958  Geranium lucidum Barbara Ertter 2007-5-20 19022 Alameda Strawberry Canyon in East Bay Hills behind UC Berkeley, crossroad of fire trail and road to Claremont Canyon Regional Preserve Comment
  JEPS113068  Geranium purpureum Barbara Ertter 2001-4-28 17617 Alameda Albany Hill in northwest Albany, upper end of trail through oak forest below Taft Street turn-around. Comment
  SBBG122900  Geranium purpureum B. Ertter 2001-4-28 17617 Alameda Albany Hill, NW Albany below Taft Street turn-around Comment
  UC1795106  Geranium purpureum Barbara Ertter 2001-4-28 17617 Alameda Albany Hill in northwest Albany, upper end of trail through oak forest below Taft Street turn-around. Comment
  UC1795107  Geranium purpureum Barbara Ertter 2001-5-23 17651 Alameda Campus of UC Berkeley, SW corner of Haviland Hall Comment
  UC1795116  Geranium purpureum Barbara Ertter with Dan Norris 2001-3-25 17574 Alameda Berkeley, SE corner of Hearst and Gayley roads across from Founders Rock, NE corner of UC main campus Comment
  UC1795117  Geranium purpureum Barbara Ertter 2001-3-25 17573 Alameda Berkeley, UC campus W of Life Sciences Addition, Grinnell Natural Area along Frank Schlessinger Way Comment
  UC1818920  Geranium purpureum Barbara Ertter 1995-5-20 14216 Alameda Albany Hill in northwest Albany; oak forest at northeast side of hill between Taft and Madison. Comment
  UCR263797  Geranium purpureum Barbara Ertter 2001-4-28 17617 Alameda Central Coast, Albany Hill in northwest Albany, upper end of trail through oak forest below Taft Street turn-around 102 Comment
  CDA4651  Geranium purpureum Barbara Ertter 2001-4-28 17617 Alameda Albany Hill in northwest Albany, upper end of trail through oak forest below Taft Street turn-around. 0 Comment
  CDA4652  Geranium purpureum Barbara Ertter 2001-5-23 17651 Alameda Campus of UC-Berkeley, southwest corner of Haviland Hall. 0 Comment
Read comments
May 5 2009
  SD241828  Geranium purpureum Barbara Ertter 2001-4-28 17617 Alameda Albany Hill in northwest Albany, upper end of trail through oak forest below Taft Street turn-around. Comment
  SEINET1910366  Geranium purpureum Barbara Ertter 2001-1 17573 Alameda Berkeley, University of California campus west of Life Science Addition, Grinnell Natral Area along Frank Schlessinger Way. Comment
  SEINET4343747 Image available Geranium purpureum Barbara Ertter, Daniel Norris 2001-3-25 17574 Alameda Berkeley, southeast corner of Hearst and Gayley roads across from Founders Rock, northeast corner of University of California main campus Comment
  UCD103472  Geranium purpureum Barbara Ertter 2001-4-28 17617 Alameda Albany Hill in northwest Albany, upper end of trail through oak forest below Taft Street turn-around. Comment
  UC1949124  Geranium retrorsum Barbara Ertter 1990-10-17 9671 Alameda southwest Berkeley, along seldom-used railroad tracks south of Ashby Avenue, between 7th St. and San Pablo Ave. Comment
  SBBG122949  Geranium retrorsum B. Ertter 1990-10-17 9671 Alameda railroad tracks S of Ashby Ave, between 7th St and San Pablo Ave; Berkeley Comment
  CDA4647  Geranium robertianum Barbara Ertter 2001-5-8 17627 Alameda Campus of UC-Berkeley. 0 Comment
  JEPS113069  Geranium robertianum Barbara Ertter 2001-5-8 17627 Alameda campus of UC-Berkeley, locally common weed in bed near Durant Hall (also common in beds elsewhere on campus). Stems and leaf margins anthocyanic, petals pink with purple veins and paler base. Comment
  SBBG122901  Geranium robertianum B. Ertter 2001-5-8 17627 Alameda near Durant Hall, campus of UC Berkeley Comment
  UC1795105  Geranium robertianum Barbara Ertter 2001-5-8 17627 Alameda campus of UC-Berkeley, locally common weed in bed near Durant Hall (also common in beds elsewhere on campus). Stems and leaf margins anthocyanic, petals pink with purple veins and paler base. Comment
  RSA0026149  Geranium robertianum Barbara Ertter, Amy Rusev 1998-6-11 16150 Alameda Strawberry Canyon in hills behind UC Berkeley, midway around fire trail. Comment
  RSA0029579  Geranium robertianum Barbara Ertter 2001-5-8 17627 Alameda Campus of UC-Berkeley, in bed near Durant Hall. Comment
  RSA761383  Geranium robertianum Barbara Ertter, Brad Olson 1991-11-23 10891 Alameda Strawberry Canyon in hills on east side University of California at Berkeley campus, along edge of fire trail below Botanical Gardens. Comment
  SD241829  Geranium robertianum Barbara Ertter 2001-5-8 17627 Alameda Campus of UC-Berkeley, in bed near Durant Hall, and in beds elsewhere on campus. Comment
  UC1949122  Geranium robertianum Barbara Ertter with Brad Olson 1991-11-23 10891 Alameda Strawberry Canyon in hills on east side University of California Berkeley campus, along edge of fire trail below Botanical Gardens Comment
  UC2028355  Geranium robertianum Barbara Ertter with Amy Rusev 1998-6-11 16150 Alameda Strawberry Canyon in hills behind UC Berkeley, midway around fire trail Comment
  JEPS113067  Geranium rotundifolium Barbara Ertter 1996-6-28 14910 Alameda campus of UC Berkeley, edge of grassland in Grinnell Natural Area SW of Valley Life Sciences Building Comment
  UC1795108  Geranium rotundifolium Barbara Ertter 1996-7-13 14967 Alameda Albany Hill open space, upper part of W slope; NW corner of Alameda Co. Comment
  UC1795109  Geranium rotundifolium Barbara Ertter 1996-6-2 s. n. Alameda north Berkeley, parking lot of St. Mary Magdalen church on Shattuck Ave. Comment
  UC1795110  Geranium rotundifolium Barbara Ertter 1996-6-28 14910 Alameda campus of UC Berkeley, edge of grassland in Grinnell Natural Area SW of Valley Life Sciences Building Comment
  UCR263796  Geranium rotundifolium Barbara Ertter 1996-7-13 14967 Alameda Central Coast, Albany Hill in northwest Albany, ope space, upper part of west slope 39 Comment
  CDA4426  Geranium rotundifolium Barbara Ertter 1996-6-28 14910 Alameda Campus of University of California at Berkeley, edge of grassland in Grinnell Natural Area southwest of Valley Life Science Building. 0 Comment
  CDA4427  Geranium rotundifolium Barbara Ertter 1996-7-13 14967 Alameda Albany Hill open space, upper part of west slope. Northwest corner Alameda Co. 0 Comment
  CDA4428  Geranium rotundifolium Barbara Ertter 1996-6-4 14684 Alameda Tilden Regional Park in hills east of Berkeley, restoration site northeast of junction of Grizzly Peak Boulevard & Golf Course Drive. 0 Comment
Read comments
May 5 2009
  UC2012946  Gilia achilleifolia Barbara Ertter with Brad Olson, John Game, Amy Hiss, Jeff Greenhouse 1993-4-10 11504 Alameda Southeast ALAMEDA CO.: Cedar Mountain west of Mines Road southeast of Livermore, Tunnel Creek drainage. Comment
  UC2012944  Gilia achilleifolia subsp. achilleifolia Barbara Ertter with Lynne Hosley 1993-4-17 11542 Alameda Tesla Road ca 1 road mile E of divide, side canyon of road west of bend, ca 10 airmiles ESE of Livermore Comment
  UC2028225  Gilia achilleifolia subsp. achilleifolia Barbara Ertter 1993-4-24 11579 Alameda SW Alameda Co.: Mission Peak Regional Preserve southeast of Fremont, northwest base of steep west face of Mission Peak. Comment
  UCR263549  Gilia achilleifolia subsp. achilleifolia Barbara Ertter 1993-4-24 11579 Alameda San Francisco Bay Region, Mission Peak Regional Preserve southeast of Fremont, northwest base of steep west face of Mission Peak 610 Comment
  SEINET10877191  Gilia achilleifolia subsp. achilleifolia Barbara J. Ertter, B. Olson; John Game; Amy Hiss; Jeff Greenhouse 1993-4-10 Ertter 11504 Alameda Cedar Mountain west of Mines Road southeast of Livermore, Tunnel Creek drainage, T4S R3E Sec 14/23; roadcut near serpentine area with pond. 610 Comment
  SEINET11268199  Gilia achilleifolia subsp. achilleifolia Barbara Ertter 1993-4-24 11579 Alameda SW in county. Southeast of Fremont, northwest base of steep west face of Mission Peak.; 0 610 Comment
  SEINET11268252  Gilia achilleifolia subsp. achilleifolia Barbara Ertter, Lynne Hosley 1993-4-17 11542 Alameda Tesla Road ca 1 road mile E of divide, side of canyon south of road west of bend, ca 10 airmiles ESE of Livermore.; 0 427 Comment
  UC2028344  Gilia achilleifolia subsp. achilleifolia Barbara Ertter with Brad Olson, Dianne Lake, Ray Budzinsky 1991-5-20 9902 Alameda SE section of Ohlone Regional Wilderness ca. 10 mi S of Livermore, N end of Mt. Hamilton Range, N Fork Indian Creek between Valpe and Wauhab ridges, S-facing slope above road Comment
  JEPS87932  Gilia achilleifolia subsp. multicaulis Barbara Ertter with Brad Olson, Dianne Lake, and Ray Budzinsky 1991-5-20 9915 Alameda ca 10 mi s Livermore (se section of Ohlone Regional Wilderness, Greenside Trail, n end of Mt. Hamilton Range, se of Murietta Falls); Mount Hamilton Range, Ohlone Regional Wilderness 975 Comment
  UC1606320  Gilia achilleifolia subsp. multicaulis Barbara Ertter with Brad Olson, John Game, Amy Hiss, Jeff Greenhouse 1993-4-10 11503 Alameda Cedar Mountain w of Mines Road se Livermore (Tunnel Creek drainage, se Alameda County); Cedar Mountain, se of Livermore, Tunnel Creek drainage 609 Comment
  UC1607520  Gilia achilleifolia subsp. multicaulis Barbara Ertter with Brad Olson, Dianne Lake, and Ray Budzinsky 1991-5-20 9915 Alameda ca 10 mi s Livermore (se section of Ohlone Regional Wilderness, Greenside Trail, n end of Mt. Hamilton Range, se of Murietta Falls); Mount Hamilton Range, Ohlone Regional Wilderness 975 Comment
  UC2028056  Gilia achilleifolia subsp. multicaulis Barbara Ertter with Brad Olson and Roy West 1997-5-10 15572 Alameda Mines Road in hills SE of Livermore, north of entrance to Rancho Los Mochos. Comment
  UC2042879  Gilia capitata subsp. staminea Barbara Ertter 1992-3-8 10902 Alameda E Alameda Co.:Patterson Pass Road 2.7 miles west of Midway Road, east divide above Patterson Creek. Comment
  SEINET12765204  Gilia capitata subsp. staminea Barbara Ertter 1992-3-8 10902 Alameda Patterson Pass Road 2.7 miles west of Midway Road, east of divide above Patterson Creek. E Alameda Co.; 0 Comment
  JEPS107083  Gilia clivorum Barbara Ertter, Brad Olson 1995-4-2 13965 Alameda Rancho Los Mochos Boy Scout Camp ca 2/3 way up Mines Road, ca 15 air miles southeast of Livermore Comment
  UC1606321  Gilia clivorum Barbara Ertter, Lynne Hosley 1993-4-17 11543 Alameda ca 10 airmi ese Livermore (Tesla Road ca 1 road mi e of divide, side canyon s of road w of bend); ese of Livermore 426 Comment
  UC1795774  Gilia clivorum Barbara Ertter, Brad Olson 1995-4-2 13965 Alameda Rancho Los Mochos Boy Scout Camp ca 2/3 way up Mines Road ca 15 air miles southeast of Livermore; open grassy slope, southeast facing. Comment
  UC1795895  Gilia clivorum Barbara Ertter, Brad Olson 1995-4-2 13959 Alameda Rancho Los Mochos Boy Scout Camp ca 2/3 way up Mines Road ca 15 air miles southeast of Livermore; open grassy slope, southeast facing. Comment
  UC2012945  Gilia clivorum Barbara Ertter with Lynne Hosley 1993-4-17 11529 Alameda Along Corral Hollow Creek where Tesla Road heads uphill. Comment
  UCR263789  Gilia clivorum Barbara Ertter 1992-3-8 10901 Alameda Diablo Range, Patterson Pass Road 2.7 miles west of Midway Road, east of divide above Patterson Creek 277 Comment
  SEINET11268193  Gilia clivorum Barbara Ertter 1993-4-24 11569 Alameda SW in county. Southeast of Fremont, headwaters of Agua Caliente Creek between Mission Peak and Mt. Allison (near southeast park boundary).; 0 671 Comment
  SEINET11268251  Gilia clivorum Barbara Ertter, Lynne Hosley 1993-4-17 11529 Alameda Along Corral Hollow Creek where Tesla Road heads uphill.; 0 800 Comment
  UC1950240  Gilia clivorum Barbara Ertter 1992-3-8 10901 Alameda Patterson Pass Road 2.7 miles west of Midway Road, east of divide above Patterson Creek Comment
  UC2028163  Gilia clivorum Barbara Ertter 1993-4-24 11569 Alameda SW Alameda Co.: Mission Peak Regional Preserve southeast of Fremont, headwaters of Agua Caliente Creek between Mission Peak and Mt. Allison (near southeast park boundary) Comment
  SBBG122935  Gilia tricolor B. Ertter, B. Olson, J. Game 1993-4-10 11502 Alameda Tunnel Crk drainage, Cedar Mtn, W of Mines Rd, SE of Livermore 609 Comment
  UC1950166  Gilia tricolor Barbara Ertter with Brad Olson, John Game, Amy Hiss, Jeff Greenhouse 1993-4-10 11502 Alameda Cedar Mountain west of Mines Road southeast of Livermore, Tunnel Creek drainage, downstream from serpentine talus slope on Tunnel Creek Comment
  RSA756491  Gilia tricolor Barbara Ertter, Brad Olson, John Game, Amy Hiss, Jeff Greenhouse 1993-4-10 11502 Alameda Cedar Mountain west of Mines Road southeast of Livermore, Tunnel Creek drainage. 762 Comment
  UC1949371  Gilia tricolor Barbara Ertter with Brad Olson, Dianne Lake, Ray Budzinsky 1991-5-20 9893 Alameda barren N-facing area above brush; SE section of Ohlone Regional Wilderness ca 10 mi S of Livermore, N end of Mt. Hamilton Range; Buckboard Trail at gate on Valpe Ridge Comment
  UC1795714  Gilia tricolor subsp. diffusa Barbara Ertter, Brad Olson 1995-4-2 13957 Alameda Rancho Los Mochos Boy Scout Camp ca 2/3 way up Mines Road ca 15 air miles southeast of Livermore; open grassy slope, southeast facing. Comment
  RSA721281  Gilia tricolor subsp. diffusa Barbara Ertter, Brad Olson 1995-4-2 13957 Alameda Rancho Los Mochos Boy Scout Camp ca. 2/3 way up Mines Road, ca. 15 air miles southeast of Livermore. Comment
  UC2027766  Gilia tricolor subsp. diffusa Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15585 a Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman. Comment
  UC1606376  Gilia tricolor subsp. tricolor Barbara Ertter 1993-4-24 11568 Alameda knoll between (s of) Mission Peak and Mount Allison (Mission Peak Regional Preserve, se of Fremont); Mission Peak Regional Preserve, btw Mount Allison and Missio 670 Comment
  UCR263543  Gilia tricolor subsp. tricolor Barbara Ertter, Brad Olson, Dianne Lake, Ray Budzinsky 1991-5-20 9893 Alameda San Francisco Bay Region, SE section of Ohlone Regional Wilderness, c. 10 mi S of Livermore, N end of Mt. Hamilton Range; Buckboard Trail at gate on Valpe Ridge 1067 Comment
  RSA759900  Gilia tricolor subsp. tricolor Barbara Ertter, Brad Olson, Dianne Lake, Ray Budzinsky 1991-5-20 9893 Alameda Southeast section of Ohlone Regional Wilderness about 10 miles south of Livermore, north end of Mount Hamilton Range; north face Rose Peak on Valpe Ridge. 1067 Comment
  SEINET12765137  Gilia tricolor subsp. tricolor Barbara Ertter, Brad Olson; Dianne Lake 1991-5-20 9893 Alameda SE section of Ohlone Regional Wilderness ca 10 mi S of Livermore, N end of Mt. Hamilton Range; Buckboard Trail at gate on Valpe Ridge.; 0 1067 Comment
  UC2029112  Gilia tricolor subsp. tricolor Barbara Ertter with Brad Olson, Dianne Lake, Ray Budzinsky 1991-5-20 9893 Alameda SE section of Ohlone Regional Wilderness ca. 10 miles S of Livermore, N end of Mt. Hamilton Range; Buckboard Trail at gate on Valpe Ridge. Comment
  UC1606394  Githopsis diffusa subsp. robusta Barbara Ertter with Lynne Hosley and Amy Hiss 1992-4-19 10979 Alameda s of Livermore (sw corner of Lake Del Valle State Recreation Area); Lake Del Valle State Recreation Area Comment
  UC1861828  Githopsis specularioides Barbara Ertter, Brad Olson 1995-4-2 13966 Alameda Rancho Los Mochos Boy Scout Camp ca 2/3 way up Mines Road ca 15 air miles southeast of Livermore Comment
  RSA722231  Githopsis specularioides Barbara Ertter, Brad Olson 1995-4-2 13966 Alameda Rancho Los Mochos Boy Scout Camp ca. 2/3 way up Mines Road, ca. 15 air miles southeast of Livermore. Comment
  SEINET10895097  Githopsis specularioides Barbara J. Ertter, B. Olson 1995-4-2 Ertter 13966 Alameda Rancho Los Mochos Boy Scout Camp, ca. 2/3 of the way up Mines Road, ca. 15 air miles SE of Livermore. Open grassy slope, SE facing. T4S R4E Sec. 31/32. 762 Comment
  UC1949114  Githopsis specularioides Barbara Ertter with Brad Olson, Dianne Lake, Ray Budzinsky 1991-5-20 9909 Alameda SE section of Ohlone Regional Wilderness ca 10 mi S of Livermore, N end of Mt. Hamilton Range; La Costa Creek N of Wauhab Ridge; at main road crossing; N-facing slope Comment
  RSA721742  Glyceria leptostachya Barbara Ertter 1994-5-28 12806 Alameda Cerrito Creek at north base of Albany Hill in northwest Albany Comment
  UC1795688  Glyceria leptostachya Barbara Ertter 1994-5-28 12806 Alameda Cerrito Creek at north base of Albany Hill in northwest Albany Comment
  UC2070440  Glycyrrhiza lepidota Barbara Ertter 1998-9-14 16413 Alameda Shadow Cliffs Regional Recreation Area east of Pleasanton. Comment
  UC2070522  Gnaphalium palustre Barbara Ertter with Steve Matson 2004-10-25 18442 Alameda Lake Chabot in Anthony Chabot Regional Park, East Bay Hills southeast of San Leandro. Comment
  JEPS107099  Grindelia hirsutula Barbara Ertter with Brad Olson, Dave Bigham, Amy Hiss 1991-6-16 10132 Alameda Fairmont Ridge SW of Lake Chabot, between Fairmont Drive and Lake Chabot Drive, SE San Leandro, S-facing hillside at NW end of county property. 121 Comment
  RSA666387  Grindelia hirsutula Barbara Ertter, Brad Olson, Dianne Lake 1991-6-21 10142 Alameda Albany Hill in Albany, between San Pablo Ave. and Interstate 80. Comment
  UC1607501  Grindelia hirsutula Barbara Ertter with Joe Willingham and Jeff Greenhouse 1992-5-31 11076 Alameda s of Pleasanton (Vista Grande trail on ridge dividing Welch Creek and Alameda Creek); Sunol Regional Wilderness 426 Comment
  UC1607627  Grindelia hirsutula Barbara Ertter, Brad Olson, Diane Lake 1991-6-21 10142 Alameda w side Albany Hill (between San Pablo Ave and Interstate 80) Comment
  UC1618413  Grindelia hirsutula Barbara Ertter with Brad Olson and Lynne Hosley 1991-7-28 10671 Alameda Berkeley Hills behind Kerr Campus of University of California (e end of Dwight Way, n of letters CSD); Berkeley Hills, Dwight Way 213 Comment
  UC1618417  Grindelia hirsutula Barbara Ertter, Diane Lake, Brad Olson, other CNPS members 1991-8-25 10721 Alameda n of the Oakland International Airport (in SW Oakland, at end of 66th Street, San Leandro Bay Regional Shoreline); San Leandro Bay Regional Shoreline, SW Oakland Comment
  UC1619990  Grindelia hirsutula Barbara Ertter with Brad Olson, Dave Bigham, Amy Hiss 1991-6-16 10132 Alameda Fairmont Ridge sw of Lake Chabot (between Fairmont Drive and Lake Chabot Drive, se San Leandro, at nw end of county property); San Leandro, Fairmont Ridge 121 Comment
  UC2031417  Grindelia hirsutula Barbara Ertter with Laura Fujii and Robert Wilkinson 1991-6-9 10091 Alameda Dry Creek/Pioneer Regional Park NW of Fremont, NW part of Tolman Peak area Comment
  UC2042968  Grindelia hirsutula Barbara Ertter, Tony Morosco, Steve Lussier, Brian Knave 1994-9-23 13906 Alameda Radio Point Beach at east end of Bay Bridge, north of Toll Plaza, San Francisco Bay, west Oakland. Comment
  UC1618395  Guillenia flavescens Barbara Ertter, Lynne Hosley 1993-4-17 11538 Alameda 10 air mi ese of Livermore (Tesla Road 1 road mi e of divide, s of road w of bend); Tesla Road 396 Comment
  RSA666404  Guillenia flavescens Barbara Ertter, Lynne Hosley 1993-4-17 11538 Alameda Tesla Road ca 1 road mile E of divide, side canyon S of road W of bend, ca 10 airmiles ESE of Livermore. 396 Comment
  UC2070520  Gutierrezia californica Barbara Ertter 1999-11-26 16857 Alameda Sunol Regional Wilderness south of Pleasanton, Maguire Peak area north of Welch Creek Road. Comment
  UC2046407  Hakea Barbara Ertter 1993-2-13 s.n. Alameda Aquatic Park, west Berkeley Comment
  UC2070501  Hedera Barbara Ertter 2001-8-19 17798 Alameda Joaquin Miller Park, Oakland Hills; Palos Colorados Trail along Palo Seco Creek between Sinawik Cabin and Sunset Trail. Comment
  JEPS107073  Hedera canariensis Barbara Ertter 1995-1-14 13918 Alameda Albany Hill in northwest Albany. Oak forest at end of Madison St.; abundant, leaves dark green. Comment
  RSA720847  Hedera canariensis Barbara Ertter 1995-1-14 13918 Alameda Albany Hill in northwest Albany. Oak forest at end of Madison St. Comment
  UC1795871  Hedera canariensis Barbara Ertter 1995-1-14 13918 Alameda Albany Hill in northwest Albany. Comment
  UC1795872  Hedera canariensis Barbara Ertter 1995-1-14 13918 Alameda Albany Hill in northwest Albany. Comment
  UC1795873  Hedera canariensis Barbara Ertter 1995-1-14 13918 Alameda Albany Hill in northwest Albany. Comment
  UCD128248  Hedera canariensis Barbara Ertter 1995-1-14 13918 Alameda Albany Hill in northwest Albany. At end of Madison St. Comment
  UCD128249  Hedera canariensis Barbara Ertter 1995-1-14 13918 Alameda Albany Hill in northwest Albany. At end of Madison St. Comment
  SEINET10895393  Hedera canariensis Barbara J. Ertter 1995-1-14 Ertter 13918 Alameda Albany Hill in northwest Albany. Oak forest at end of Madison St. Comment
  UC2070626  Hedera canariensis Barbara Ertter 2001-8-19 17794 Alameda Joaquin Miller Park, Oakland Hills; Palos Colorados Trail along Palo Seco Creek between Sinawik Cabin and Sunset Trail. Comment
  UC2070627  Hedera canariensis Barbara Ertter 2001-8-19 17794 Alameda Joaquin Miller Park, Oakland Hills; Palos Colorados Trail along Palo Seco Creek between Sinawik Cabin and Sunset Trail. Comment
  UC2070628  Hedera canariensis Barbara Ertter 2001-8-19 17794 Alameda Joaquin Miller Park, Oakland Hills; Palos Colorados Trail along Palo Seco Creek between Sinawik Cabin and Sunset Trail. Comment
  UC2070633  Hedera helix Barbara Ertter 2001-8-19 17793 Alameda Joaquin Miller Park, Oakland Hills; Palos Colorados Trail along Palo Seco Creek between Sinawik Cabin and Sunset Trail. Comment
  UC2070634  Hedera helix Barbara Ertter 2001-8-19 17793 Alameda Joaquin Miller Park, Oakland Hills; Palos Colorados Trail along Palo Seco Creek between Sinawik Cabin and Sunset Trail. Comment
  RSA755690  Helenium puberulum Barbara Ertter, Dale Sanders, et al. 1992-6-29 11234 Alameda Claremont Canyon in north Oakland Hills, Regional Preserve on south side of Claremont Creek, west end of ridge. Comment
  UC1950399  Helenium puberulum Barbara Ertter with Dale Sanders et al. 1992-6-29 11234 Alameda Claremont Canyon in north Oakland Hills, Regional Preserve on south side of Claremont Creek, west end of ridge Comment
  RSA0026177  Helianthella californica var. californica Barbara Ertter, Brad Olson, Sharon Weinberg 1993-5-22 11858 Alameda Sunol Regional Wilderness ca. 10 air miles south of Pleasanton, Vista Grande Road ca. 0.5 miles above High Valley Road junction. 427 Comment
  UC2014598  Helianthella californica var. californica Barbara Ertter with Brad Olson and Sharon Weinberg 1993-5-22 11851 Alameda Sunol Regional Wilderness ca 10 airmiles south of Pleasanton, north side of Flaghil, top of north-facing slope Comment
  UC2014599  Helianthella californica var. californica Barbara Ertter with Brad Olson and Sharon Weinberg 1993-5-22 11858 Alameda Sunol Regional Wilderness ca 10 airmiles south of Pleasanton, Vista Grande Road ca 1/2 miles above High Valley Road junction, north-facing bank above road Comment
  UC2013004  Helianthella castanea Barbara Ertter with Joe Willingham and Jeff Greenhouse 1992-5-31 11074 Alameda Sunol Regional Wilderness south of Pleasanton, Vista Grande trail on ridge dividing Welch Creek and Alameda Creek. Comment
  UC1950142  Heliotropium curassavicum var. oculatum Barbara Ertter with Lynne Hosley 1991-6-23 10163 Alameda Springtown wetlands N of Livermore, N of Hartford Ave., at end of Bluebell Drive Comment
  RSA666772  Hemizonia pungens subsp. pungens Barbara Ertter, Dianne Lake, Brad Olson 1991-8-25 10726 Alameda San Leandro Bay Regional Shoreline, N of the Oakland International Airport in SW Oakland. Near end of Edgewater Drive. Comment
  UC1607643  Herniaria hirsuta subsp. cinerea Barbara Ertter 1993-3-14 11466 Alameda s of Pleasanton (summit of Flag Hill, Sunol Regional Wilderness); Sunol Regional Wilderness, Flag Hill Comment
  RSA755696  Herniaria hirsuta subsp. cinerea Barbara Ertter, Brad Olson, John Game, Amy Hiss, Jeff Greenhouse 1993-4-10 11505 Alameda Cedar Mountain west of Mines Road southeast of Livermore, Tunnel Creek drainage. 762 Comment
  UC1950157  Herniaria hirsuta var. cinerea Barbara Ertter with Brad Olson, John Game, Amy Hiss, Jeff Greenhouse 1993-4-10 11505 Alameda Cedar Mountain west of Mines Road southeast of Livermore, Tunnel Creek drainage; near X-L ranch house. Comment
  UC1950154  Hesperevax sparsiflora var. sparsiflora Barbara Ertter 1993-4-24 11554 Alameda Mission Peak Regional Preserve southeast of Fremont, steep southwest-facing slope above S tributary of Agua Caliente Creek at S edge of preserve Comment
  JEPS87916  Hesperocnide tenella Barbara Ertter with Brad Olson and Sharon Weinberg 1993-5-22 11846 Alameda ca 10 airmi s Pleasanton (summit of Flaghill, Sunol Regional Wilderness, s-central Alameda Co.); Sunol Regional Wilderness, summit of Flaghill 411 Comment
  UC1607622  Hesperocnide tenella Barbara Ertter with Brad Olson and Sharon Weinberg 1993-5-22 11846 Alameda ca 10 airmi s Pleasanton (summit of Flaghill, Sunol Regional Wilderness, s-central Alameda Co.); Sunol Regional Wilderness, summit of Flaghill 411 Comment
  UC1818975  Hesperocnide tenella Barbara Ertter, CNPS 1995-3-10 14552 Alameda Brushy Peak in Alta Hills northeast of Livermore, tree-coverered knoll in grasslands (just south of Contra Costa county line) conglomerate outcrop west of parking area (at edge of property) on northeast side of Brushy Peak, around sandstone boulders in op Comment
  UC1949287  Hesperolinon californicum Barbara Ertter with Brad Olson, Dave Bigham, Amy Hiss 1991-6-16 10133 Alameda Fairmont Ridge SW of Lake Chabot, between Fairmont Dr. & Lake Chabot Dr., SE San Leandro; S-facing clay hillside at NW end of county property Comment
  UC2027875  Heterocodon rariflorum Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15603 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, ca 1/4 mile in from road. Comment
  UC2029164  Heterotheca grandiflora Barbara Ertter with Elizabeth Neese 1990-10-16 9662 Alameda South end of Aquatic Park in west Berkeley, end of Bay Street (between interstate and railroad). Comment
  UC1795878  Heterotheca oregona var. scaberrima Barbara Ertter, Lynne Hosley 1995-9-17 14513 Alameda Sycamore Grove along Arroyo del Valle south of Livermore; open sycamore woodland on floodplain among branches of arroyo stream bed; near parking area on north end of park. Comment
  RSA721537  Heterotheca oregona var. scaberrima Barbara Ertter, Lynne Hosley 1995-9-17 14513 Alameda Sycamore Grove along Arroyo del Valle S of Livermore; near parking area on N end of park. Comment
  UC1619961  Heterotheca sessiliflora subsp. bolanderi Barbara Ertter, Brad Olson, Diane Lake 1991-6-21 10145 Alameda between San Pablo Avenue and Interstate 80 (Albany Hill in Albany); Albany, Albany Hill Comment
  RSA0029368  Heterotheca sessiliflora subsp. bolanderi Barbara Ertter 1996-7-13 14965 Alameda Albany Hill in northwest Albany. Comment
  RSA691937  Heterotheca sessiliflora subsp. bolanderi Barbara Ertter, Brad Olson, Dianne Lake 1991-6-21 10145 Alameda Albany Hill in Albany, between San Pablo Ave. and Interstate 80. Comment
  UC2012981  Heterotheca sessiliflora subsp. bolanderi Barbara Ertter 1996-7-13 14965 Alameda Albany Hill in northwest Albany, west-facing slope partially shaded by eucalyptus. Comment
  UC1795836  Heterotheca sessiliflora subsp. echioides Barbara Ertter, Lynne Hosley 1995-9-17 14514 Alameda Sycamore Grove along Arroyo del Valle south of Livermore; open sycamore woodland on floodplain among branches of arroyo stream bed; near parking area on north end of park. Comment
  RSA721538  Heterotheca sessiliflora subsp. echioides Barbara Ertter, Lynne Hosley 1995-9-17 14514 Alameda Sycamore Grove along Arroyo del Valle S of Livermore; near parking area on N end of park. Comment
  UC2031426  Heuchera micrantha Barbara Ertter 1991-6-1 10082 Alameda Las Trampas Regional Wilderness in hills W of Danville, Devils Hole area on SW corner of park Comment
  UC2070439  Hoita macrostachya Barbara Ertter 1997-9-20 15831 Alameda Along Arroyo Mocho in Robertson Park in eastern Livermore. Comment
  UC2028202  Holocarpha heermannii Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15592 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman. Comment
  UC1606414  Holocarpha obconica Barbara Ertter, Lynne Hosley 1992-8-29 11273 Alameda e. Livermore (Patterson Pass Rd. 2,7 mi. w. of Midway Rd., s.w.-facing outcrop above rd.); e. Alameda Co. Comment
  OBI72044  Holocarpha virgata Barbara Ertter, Brad Olson and Dianne Lake 1991-8-25 10733 Alameda Springtown wetlands N of Livermore, N of Hartford Ave between Lorraine St and Bluebell Dr 200 Comment
  SD211551  Holocarpha virgata Barbara Ertter, Brad Olson and Dianne Lake 1991-8-25 10733 Alameda Springtown wetlands North of Livermore; North of Hartford Avenue, between Lorraine Street and Bluebell Drive. 199 Comment
  UC1618382  Holocarpha virgata Barbara Ertter, Brad Olson, Diane Lake 1991-8-25 10733 Alameda Springtown wetlands n of Livermore (n of Hartford Avenue, between Lorraine Street and Bluebell Drive); Springtown wetlands 200 Comment
  RSA666421  Holocarpha virgata subsp. virgata Barbara Ertter, Brad Olson, Dianne Lake 1991-8-25 10733 Alameda Springtown wetlands N of Livermore, N of Hartford Ave. between Lorraine Street and Bluebell Drive. 200 Comment
  RSA757944  Hordeum brachyantherum Barbara Ertter 1991-5-12 9795 Alameda Springtown wetlands north of Livermore, west side near Lorraine Street, now-dry swale north of Hartford Avenue. 200 Comment
  UC1950119  Hordeum brachyantherum Barbara Ertter 1991-5-12 9795 Alameda Springtown wetlands N of Livermore, W side near Lorraine Street, north of Hartford Avenue Comment
  UC2070658  Hordeum depressum Barbara Ertter with Sally Reynolds, Dianne Lake and other CNPS 2004-4-10 18340 Alameda Warm Springs Unit of Don Edwards San Francisco Bay National Wildlife Refuge, SW Fremont between Auto Mall Parkway and Cushing Road, east of railroad tracks. Comment
  UC2070443  Hordeum marinum Barbara Ertter with Sally Reynolds, Dianne Lake and other CNPS 2004-4-10 18342 Alameda Warm Springs Unit of Don Edwards San Francisco Bay National Refuge, SW Fremont between Auto Mall Parkway and Cushing Road. Comment
  UC1618287  Horkelia californica subsp. californica Barbara Ertter with Brad Olson and Lynne Hosley 1991-7-28 10669 Alameda Berkeley Hills behind Kerr Campus of University of California (e end of Dwight Way, n of letters CSD); e end of Dwight Way, Berkeley Hills 213 Comment
  UC2062669  Horkelia californica subsp. californica Barbara Ertter 1985-7-13 5760 Alameda N side Albany Hill above Cerrito Creek, N edge of Albany. Comment
  UC1795850  Horkelia californica subsp. frondosa Barbara Ertter, CNPS 1995-3-10 14554 Alameda Brushy Peak in Alta Hills northeast of Livermore, tree-coverered knoll in grasslands (just south of Contra Costa county line) conglomerate outcrop west of parking area (at edge of property) on northeast side of Brushy Peak, around sandstone boulders in op Comment
  UC2062664  Horkelia californica subsp. frondosa Barbara Ertter with Tony Morosco 2000-4-12 16960 Alameda Mines Road in mountains southeast of Livermore, 7.69 miles from base. Comment
  UC2062670  Horkelia californica subsp. frondosa Barbara Ertter with CNPS 1995-3-10 14554 Alameda Brushy Peak in Alta Hills northeast of Livermore, tree-covered knoll in grassland (just south of Contra Costa county line) conglomerate outcrop west of parking area (at edge of property) on northeast side of Brushy Peak. Comment
  UC2070584  Horkelia californica var. frondosa Barbara Ertter with David Gowen and Jason Alexander 2018-1-27 22980 Alameda Mission Peak Regional Preserve east of Fremont, southeast corner of park south of Horse Heaven Trail. Comment
  UC1607693  Hornungia procumbens Barbara Ertter with Brad Olsen, Dianne Lake, Lynn Hosley 1991-3-24 9716 Alameda n side of Livermore (n of I-580, end of Bluebell Drive); , Springtown, Bluebell Drive Comment
  UC1789191  Hyacinthoides hispanica Barbara Ertter, Carol Fitzgerald 1995-2-11 13930 Alameda waif in forested part of Albany Hill at end of Madison Street, northwest Albany, flowers blue. Comment
  JEPS96238  Hypericum androsaemum Barbara Ertter 1993-6-16 11898 Alameda e University of California (along fire trail below Botanical Gardens); Berkeley Hills, Strawberry Canyon 182 Comment
  RSA690969  Hypericum androsaemum Barbara Ertter 1993-6-16 11898 Alameda Alameda Co. Strawberry Canyon in Berkeley Hills east of the University of California, along fire trail below Botanical Gardens. 183 Comment
  UC1618338  Hypericum androsaemum Barbara Ertter 1993-6-16 11898 Alameda e University of California (along fire trail below Botanical Gardens); Berkeley Hills, Strawberry Canyon 182 Comment
  UC1789159  Hypericum perforatum Barbara Ertter 2001-11-22 17813 Alameda Redwood Regional Park, near east end of Dunn Trail on West Ridge. Local patch in road, past. Comment
  UC2042964  Ilex Barbara Ertter 2014-4-6 21706 Alameda Joaquin Miller Park in Oakland Hills, Palos Colorado Trail east of bridge over Palo Seco Creek. Comment
  UC1789177  Ilex aquifolium Barbara Ertter 2000-5-24 Alameda Grinnell Natural Area along Strawberry Creek, west side of UC-Berkeley campus, apparently self-established in shade. Comment
  UC2031454  Ilex aquifolium Barbara Ertter 2014-4-6 21707 Alameda Joaquin Miller Park in Oakland hills, Palos Colorado Trail east of bridge over Palo Seco Creek Comment
  RSA756392  Impatiens capensis Barbara Ertter 1996-8-29 15271 Alameda Strawberry Canyon Ecological Study Area in Berkeley Hills east of UC campus, edge of Strawberry Creek where enters culvert near parking area. Comment
  UC1789203  Impatiens capensis Barbara Ertter 1996-8-29 15271 Alameda Strawberry Canyon Ecological Study Area in Berkeley Hills E of UC campus, edge of Strawberry Creek where it enters culvert near parking area Comment
Read comments
Sep 14 2006
  JEPS113091  Iris foetidissima Barbara Ertter 2000-10-15 17542 Alameda Redwood Regional Park, dense bay woodland along Golden Spike Trail west of Montero Trail junction, with Polystichum and Myosotis. Comment
  UC1789152  Iris foetidissima Barbara Ertter 2000-10-15 17542 Alameda Redwood Regional Park, dense bay woodland along Golden Spike Trail west of Montero Trail junction, with Polystichum and Myosotis. Comment
  UC1789161  Iris foetidissima Barbara Ertter 2001-8-19 17795 Alameda Joaquin Miller Park, Oakland Hills; Palos Colorados Trail along Palo Seco Creek between Siniwik Cabin and Sunset Trail, shade of forest, ca 950 ft. Occasional clumps, leaves deep green, developing seeds with orange aril. Comment
  RSA720886  Iris foetidissima Barbara Ertter 2000-10-15 17542 Alameda Redwood Regional Park, dense bay woodland along Golden Spike Trail west of Montero Trail junction. Comment
  UC1795708  Isolepis cernua Barbara Ertter, Lynne Hosley 1995-9-17 14520 Alameda Sycamore Grove along Arroyo del Valle south of Livermore; wet stream bed. Comment
  RSA721279  Jaumea carnosa Barbara Ertter, Tony Morosco, Steve Lussier, Brian Knave 1994-9-23 13911 Alameda Radio Point Beach at east end of Bay Bridge, dunes and marsh north of Toll Plaza, San Francisco Bay, west of Oakland. Comment
  UC1795680  Jaumea carnosa Barbara Ertter, Tony Morosco, Steve Lussier, Brian Knave 1994-9-23 13911 Alameda Radio Point Beach at east end of Bay Bridge, dunes and marsh north of Toll Plaza, San Francisco Bay, west Oakland; edge of marsh. Comment
  UC1818966  Juncus articulatus Barbara Ertter, Lynne Hosley 1995-9-17 14519 Alameda Sycamore Grove along Arroyo del Valle south of Livermore; wet stream bed. Comment
  UC1795636  Juncus balticus Barbara Ertter 1994-5-23 12816 Alameda Radio Beach north of Bay Bridge toll plaza in northwest Oakland Comment
  UC1795787  Juncus balticus Barbara Ertter, CNPS 1996-5-12 14656 a Alameda Brushy Peak east of Vasco Rd. just south of county line, NNE of Livermore, canyon west of entrance north of peak, wet edge of small creek below dam, in full sun. Comment
  UC1819030  Juncus bufonius var. bufonius Barbara Ertter, Brad Olson 1994-6-11 12829 Alameda Del Valle Regional Park south of Livermore Comment
  UC1950440  Juncus bufonius var. bufonius Barbara Ertter 1993-4-24 11560 Alameda Mission Peak Regional Preserve southeast of Fremont, steep southwest-facing slope above S tributary of Agua Caliente Creek at S edge of preserve, below S-facing outcrops Comment
  UC1795819  Juncus bufonius var. congestus Barbara Ertter, Brad Olson 1994-6-11 12828 Alameda Del Valle Regional Park south of Livermore Comment
  RSA721278  Juncus bufonius var. congestus Barbara Ertter, CNPS 1996-5-12 14655 Alameda Brushy Peak W of Vasco Road, just S of county line, NNE of Livermore Comment
  UC1795696  Juncus bufonius var. congestus Barbara Ertter 1990-10-17 9669 Alameda southest Berkeley, along seldom-used railroad tracks south of Ashby Avenue, between 7th St. and San Pablo Ave. Comment
  UC1795786  Juncus bufonius var. congestus Barbara Ertter, CNPS 1996-5-12 14655 Alameda Brushy Peak east of Vasco Rd. just south of county line, NNE of Livermore, canyon west of entrance north of peak, wet edge of small creek below dam, in full sun. Comment
  UC1950258  Juncus bufonius var. congestus Barbara Ertter 1991-6-30 10181 Alameda Bay Farm Island in Alameda, still-to-be-developed lots in Harbor Bay development Comment
  UCD141541  Juncus gerardi subsp. gerardi Barbara Ertter 2003-5-31 18175 Alameda Martinez Regional Shoreline, along Pickleweed Trail west of Arch Bridge. Comment
  UC1818911  Juncus mexicanus Barbara Ertter, CNPS 1996-5-12 14656 b Alameda Brushy Peak east of Vasco Rd. just south of county line, NNE of Livermore, canyon west of entrance north of peak, wet edge of small creek below dam, in full sun. Comment
  UC2028432  Juncus tenuis Barbara Ertter 1996-10-14 15313 Alameda North Berkeley, volunteer in front yard at 1859 Catalina Avenue Comment
  UC1619918  Juncus xiphioides Barbara Ertter with Laura Fujii 1991-9-7 10820 Alameda Honker Bay arm of lake Anthony Chabot Regional Park (mudflats at e end, hills e of San Leandro) 701 Comment
  UC1950272  Juncus xiphioides Barbara Ertter with Elizabeth Neese 1990-10-6 9664 Alameda south end of Aquatic Park in west Berkeley, end of Bay Street (between interstate and railroad) Comment
  UC1606452  Juniperus californica Barbara Ertter, Lynne Hosley 1993-4-17 11551 Alameda top of hill ca 1/4 mi e Tesla Road summit (ca 9 air mi ese of Livermore) 487 Comment
  UC1618245  Kickxia elatine Barbara Ertter, Lynne Hosley 1990-10-20 9682 Alameda Lake Temescal in Oakland near jct Hwy 13 and Hwy 24, sandbar near outlet Comment
  RSA0027888  Kickxia spuria Barbara Ertter 2010-8-30 20566 Alameda University of California - Berkeley campus, slope on west side of Haviland Hall. Comment
  UC1952812  Kickxia spuria Barbara Ertter 2010-8-30 20566 Alameda University of California- Berkeley campus, slope on west side of Haviland Hall Comment
  UC2027891  Kickxia spuria Barbara Ertter 1996-9-19 15306 Alameda Lake Del Valle in hills south of Livermore. Comment
  UC2070537  Kickxia spuria Barbara Ertter 1997-9-20 15859 Alameda Along Arroyo Mocho in Robertson Park in eastern Livermore. Comment
  UC1606409  Kniphofia uvaria Barbara Ertter 1992-5-25 11070 Alameda n foot Albany Hill (along Cerrito Creek, opposite Creekside Park) Comment
  UC1618380  Koeleria macrantha Barbara Ertter with Brad Olson and Lynne Hosley 1991-7-28 10670 Alameda Berkeley Hills behind Kerr Campus of University of California (e end of Dwight Way, n of letters CSD); Berkeley Hills, Dwight Way 213 Comment
  UC2043177  Koeleria macrantha Barbara Ertter 1995-5-20 14217 Alameda Albany Hill in northwest Albany, between Taft and Madison. Comment
  UC1607621  Koeleria phleoides Barbara Ertter with Brad Olson and Sharon Weinberg 1993-5-22 11848 Alameda road along crest of Flaghill summit ca 10 air mi s of Pleasanton Sunol Regional Wilderness (Sunol Regional Wilderness, s-central Alameda Co.) 396 Comment
  UC2031446  Lactuca virosa Barbara Ertter with Brad Olson and Lynne Hosley 1991-7-28 10674 Alameda Ridge S of Panoramic Way, NE edge of Oakland in Berkeley Hills Comment
  UC2031447  Lactuca virosa Barbara Ertter with Brad Olson and Lynne Hosley 1991-7-28 10674 Alameda Ridge S of Panoramic Way, NE edge of Oakland in Berkeley Hills Comment
  UC1818914  Lagophylla ramosissima Barbara Ertter, CNPS 1996-5-12 14665 Alameda Brushy Peak east of Vasco Rd. just south of county line, NNE of Livermore, north-facing slope west of main peak, grassy with many herbs, some outcrops. Comment
  RSA755698  Lamarckia aurea Barbara Ertter 1993-4-24 11556 Alameda Mission Peak Regional Preserve southeast of Fremont, steep southwest-facing slope above southern tributary of Agua Caliente Creek at south edge of preserve. 366 Comment
  UC1619955  Lamarckia aurea Barbara Ertter with Lynne Hosley and Amy Hiss 1992-4-19 10971 Alameda sw corner of Lake Del Valle State Recreation Area s of Livermore; Lake Del Valle State Recreation Area Comment
  UC1950153  Lamarckia aurea Barbara Ertter 1993-4-24 11556 Alameda Mission Peak Regional Preserve southeast of Fremont, steep southwest-facing slope above S tributary of Agua Caliente Creek at S edge of preserve Comment
  UC1949297  Landoltia punctata Barbara Ertter 1990-11-6 9708 Alameda south end of Aquatic Park in west Berkeley Comment
  UC1949442  Lapsana communis Barbara Ertter 1994-9-24 G- 65 Alameda Bed T; 1859 Catalina Ave., Berkeley, CA Comment
  UC1795736  Lasthenia californica Barbara Ertter, Brad Olson 1995-4-2 13974 Alameda Rancho Los Mochos Boy Scout Camp ca 2/3 way up Mines Road ca 15 air miles southeast of Livermore; section of property on northeast side of Mines Rd., open grassland-woodland on west facing slope above creek. Comment
  RSA722065  Lasthenia californica Barbara Ertter, Brad Olson 1995-4-2 13974 Alameda Rancho Los Mochos Boy Scout Camp ca 2/3 way up Mines Road ca 15 air miles southeast of Livermore; section of property on northeast side of Mines Rd. Comment
  UC2070579  Lasthenia conjugens Barbara Ertter with Sally Reynolds, Dianne Lake and other CNPS 2004-4-10 18328 Alameda Warm Springs Unit of Don Edwards San Francisco Bay National Wildlife Refuge, SW Fremont between Auto Mall Parkway and Cushing Road, east of railroad tracks. Comment
  UC1619981  Lasthenia glaberrima Barbara Ertter 1991-5-12 9805 Alameda Springtown wetlands n of Livermore (n of junction of Bluebell Drive and Hartford Avenue); Springtown wetlands 200 Comment
  UC2070489  Lasthenia glaberrima Barbara Ertter with Sally Reynolds, Dianne Lake and other CNPS 2004-4-10 18313 Alameda Newark, undeveloped lot between Willow Street and Chestnut Street just N of railroad tracks. Comment
  UC2070644  Lasthenia glaberrima Barbara Ertter with Sally Reynolds, Dianne Lake and other CNPS 2004-4-10 18322 Alameda Warm Springs Unit of Don Edwards San Francisco Bay National Wildlife Refuge, SW Fremont between Auto Mall Parkway and Cushing Road, east of railroad tracks. Comment
  UC1619979  Lasthenia gracilis Barbara Ertter 1991-5-12 9791 Alameda Springtown wetlands n of Livermore (s of closed section of Hartford Avenue (between Bluebell and Loraine)); Springtown wetlands 200 Comment
  UC1606362  Lathyrus latifolius Barbara Ertter, Dianne Lake, Brad Olson, and other CNPS members 1991-8-25 10722 Alameda n of Oakland International Airport (sw of Oakland, at end of 66th Street); San Leandro Bay Regional Shoreline Comment
  UC1819069  Lathyrus latifolius Barbara Ertter 1994-5-23 12812 Alameda Northwest Berkeley west of freeway, at south end of Golden Gate Fields (behind Christmas-tree lot). Comment
  UC1795640  Lathyrus vestitus Barbara Ertter, CNPS 1996-5-12 14662 Alameda Brushy Peak east of Vasco Rd. just south of county line, NNE of Livermore, north-facing slope west of main peak, grassy with many herbs, some outcrops. Comment
  UC2012939  Lathyrus vestitus Barbara Ertter 1990-4-21 8905 Alameda Pleasanton Ridge just west of Pleasanton. Comment
  UC2028253  Lathyrus vestitus var. vestitus Barbara Ertter with Brad Olson 1995-4-2 13954 Alameda Rancho Los Mochos Boy Scout Camp ca. 2/3 way up Mines Road ca.15 air miles southeast of Livermore Comment
  RSA0027706  Lathyrus vestitus var. vestitus Barbara J. Ertter, Brad Olson, Dianne Lake, Ray Budzinsky 1991-5-20 9891 Alameda Southeast section of Ohlone Regional Wilderness about 10 miles south of Livermore, north end of Mount Hamilton Range; South Fork Indian Creek where crossed by road. 854 Comment
  UC2027825  Lathyrus vestitus var. vestitus Barbara Ertter with Brad Olson, Dianne Lake, and Ray Budzinsky 1991-5-20 9891 Alameda SE section of Ohlone Regional Wilderness ca 10 mi S of Livermore, N end of Mt. Hamilton Range, South Fork Indian Creek where crossed by road Comment
  UC2046348  Laurus nobilis Barbara Ertter 1996-11-23 15411 Alameda North side Albany Hill in north Albany, near first switchback on path below Jackson St. Comment
  JEPS113077  Lavandula stoechas Barbara Ertter 2001-6-25 17699 Alameda north Berkeley, Shattuck Avenue at Lincoln Street; three plants growing in crevice between sidewalk and paved parking lot, source not evident. Suffrutescent, Comment
  UC1789182  Lavandula stoechas Barbara Ertter 2001-6-25 17699 Alameda north Berkeley, Shattuck Avenue at Lincoln Street; three plants growing in crevice between sidewalk and paved parking lot, source not evident. Suffrutescent, Comment
  UC2042959  Lavandula stoechas Barbara Ertter 2007-5-20 19026 Alameda Claremont Canyon Regional Reserve in East Bay Hills SE of UC-Berkeley, ridge on N side of Claremont Ave. Comment
  RSA666365  Lavatera arborea Barbara Ertter 1993-4-4 11489 Alameda Southwest corner of Berkeley, frontage road north of Ashby, disturbed roadside Comment
  UC1618302  Lavatera arborea Barbara Ertter 1993-4-4 11489 Alameda southwest corner of Berkeley, frontage road north Ashby Berkeley Comment
  UC2027792  Layia platyglossa Barbara Ertter with Brad Olson, Dianne Lake, and Ray Budzinsky 1991-5-20 9920 Alameda SE section of Ohlone Regional Wilderness ca 10 mi S of Livermore, N end of Mt. Hamilton Range, near gate on ridge road NW of Schafer Flat Comment
  UC2031401  Lepidium latifolium Barbara Ertter 1991-6-30 10176 Alameda Bay Farm Island in Alameda, still-to-be-developed lots in Harbor Bay development Comment
  UC2070648  Lepidium latifolium Barbara Ertter 1997-9-20 15841 Alameda Along Arroyo Mocho in Robertson Park i eastern Livermore. Comment
  JEPS87976  Lepidium latipes var. latipes Barbara Ertter 1991-5-12 9798 Alameda n of Livermore (w side near Lorraine Street, n of Hartford Avenue, Springtown wetlands); Springtown 200 Comment
  UC1607603  Lepidium latipes var. latipes Barbara Ertter 1991-5-12 9798 Alameda n of Livermore (w side near Lorraine Street, n of Hartford Avenue, Springtown wetlands); Springtown 200 Comment
  RSA760007  Lepidium nitidum Barbara Ertter 1992-3-8 10903 Alameda Patterson Pass Road 2.7 miles west of Midway Road, east of divide above Patterson Creek. Comment
  SEINET1910298  Lepidium nitidum Barbara Ertter 1992-1 10903 Alameda Patterson Pass Road 2.7 miles west of Midway Road, east of divide above Patterson Creek Comment
  UC1950239  Lepidium nitidum Barbara Ertter 1992-3-8 10903 Alameda Patterson Pass Road 2.7 miles west of Midway Road, east of divide above Patterson Creek Comment
  UC2070551  Lepidium oxycarpum Barbara Ertter with Sally Reynolds, Dianne Lake and other CNPS 2004-4-10 18332 Alameda Warm Springs Unit of Don Edwards San Francisco Bay National Wildlife Refuge, SW Fremont between Auto Mall Parkway and Cushing Road, east of railroad tracks. Comment
  UC1818983  Lepidium pinnatifidum Barbara Ertter, Laurel Collins 1994-6-21 12841 a Alameda Claremont Canyon Regional Preserve in Oakland Hills, Gwinn Canyon (SE branch of Claremont Canyon) north of Marlborough Drive below Grizzly Peak Road, N-facing slope, regrowth of scrub after fire; roadside. Comment
  UC1606384  Lepidium strictum Barbara Ertter 1993-3-30 11472 Alameda nw of Univ. of Calif., Berkeley (next to Health Sciences Building on Berkeley Way, 0.5 block w of Oxford Way); Berkeley Comment
  UC1606447  Lepidium strictum Barbara Ertter 1993-3-14 11463 Alameda s of Pleasanton (Flaghill Trail, n of headquarters); Sunol Regional Wilderness Comment
  UC2029162  Leptochloa fusca subsp. fascicularis Barbara Ertter with Lynne Hosley 1990-10-20 9676 Alameda NE ALAMEDA CO.: Kelso Road to Bethany Reservoir west of Mountain House Road. Comment
  RSA0029770  Leptochloa fusca subsp. fascicularis Barbara Ertter, Lynne Hosley 1990-10-20 9676 Alameda Kelso Road to Bethany Reservoir west of Mountain House Road. Comment
  UC2070609  Leptochloa fusca subsp. fascicularis Barbara Ertter 1997-9-20 15851 Alameda Along Arroyo Mocho in Robertson Park i eastern Livermore. Comment
  UC2014597  Leptosiphon acicularis Barbara Ertter 1990-4-21 8904 Alameda at N end of ridge; Pleasanton Ridge just west of Pleasanton Comment
  UC2042981  Leptosiphon ambiguus Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15585 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman. Comment
  UC2062651  Leptosiphon androsaceus Barbara Ertter with Tony Morosco 2000-4-12 16962 Alameda Mines Road in mountains southeast of Livermore, 13.3 miles from base. Comment
  UC1950165  Leptosiphon androsaceus Barbara Ertter with Lynne Hosley and Amy Hiss 1992-4-19 10956 Alameda southwest corner of Lake Del Valle State Recreation Area south of Livermore, wooded east-facing hillside Comment
  UC1950158  Leptosiphon bicolor Barbara Ertter with Brad Olson, John Game, Amy Hiss, Jeff Greenhouse 1993-4-10 11501 Alameda Cedar Mountain west of Mines Road southeast of Livermore, Tunnel Creek drainage, downstream from serpentine talus slope on Tunnel Creek Comment
  UC2028332  Lessingia tenuis Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15616 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, Main's property ca 1 mile in from road. Comment
  UC1795810  Leymus triticoides Barbara Ertter, Brad Olson 1994-6-11 12827 Alameda Del Valle Regional Park south of Livermore Comment
  UC1789167  Ligustrum lucidum Barbara Ertter 2001-8-19 17792 Alameda Joaquin Miller Park, Oakland Hills; Palos Colorados Trail along Palo Seco Creek between Siniwik Cabin and Sunset Trail, shade of forest, ca 950 ft. Comment
Read comments
Aug 31 2011
  UC1618209  Lilaea scilloides Barbara Ertter 1991-5-12 9808 Alameda Springtown wetlands n of Livermore (n of junction of Bluebell Drive and Hartford Avenue) 200 Comment
  JEPS111054  Limnobium laevigatum Barbara Ertter 1998-10-24 16458 Alameda Jordan Pond at Garin Regional Park in hills E of Hayward; also upstream along Dry Creek Comment
  JEPS111055  Limnobium laevigatum Barbara Ertter 1998-10-24 16458 Alameda Jordan Pond at Garin Regional Park in hills E of Hayward; also upstream along Dry Creek Comment
  UC2028507  Limnobium spongia Barbara Ertter 1998-9-4 16408 Alameda Garin Regional Park in Hayward Hills, silted-in Jordan Pond Comment
  CHSC106824  Limonium californicum Barbara Ertter; Dianne Lake, Brad Olson, et. al. 1991-8-25 10720 Alameda San Leandro Bay Regional Shoreline N of the Oakland International Airport in SW Oakland; edge of salicornia marsh at end of 66th Street. Comment
  UC1618335  Limonium californicum Barbara Ertter, Dianne Lake, Brad Olson, other CNPS members 1991-8-25 10720 Alameda n. Oakland International Airport (in s.w. Oakland, edge of marsh at end of 66th. St., San Leandro Bay Regional Shoreline); San Leandro Bay Regional Shoreline Comment
  RSA691926  Limonium californicum Barbara J. Ertter, Dianne Lake, Brad Olson 1991-8-25 10720 Alameda San Leandro Bay Regional Shoreline, N of the Oakland International Airport in SW Oakland. At end of 66th St. Comment
  SEINET1909922  Limonium californicum Barbara Ertter, Dianne Lake, Brad Olson, other CNPS members 1991-1 10720 Alameda San Leandro Bay Regional Shoreline N of the Oakland International Airport in SW Oakland Comment
  UC1795865  Limonium californicum Barbara Ertter, Tony Morosco, Steve Lussier, Brian Knave 1994-9-23 13914 Alameda Radio Point Beach at east end of Bay Bridge, dunes and marsh north of Toll Plaza, San Francisco Bay, west Oakland; edge of marsh. Comment
  UC1795866  Limonium californicum Barbara Ertter, Tony Morosco, Steve Lussier, Brian Knave 1994-9-23 13914 Alameda Radio Point Beach at east end of Bay Bridge, dunes and marsh north of Toll Plaza, San Francisco Bay, west Oakland; edge of marsh. Comment
  UC2070606  Limosella acaulis Barbara Ertter with Sally Reynolds, Dianne Lake and other CNPS 2004-4-10 18315 Alameda Newark, undeveloped lot between Willow Street and Chestnut Street just N of railroad tracks. Comment
  UC2070534  Limosella acaulis Barbara Ertter with CNPS 1997-9-20 15828 Alameda Del Valle Regional Park in hills southeast of Livermore. Comment
  RSA0027698  Linanthus acicularis Barbara Ertter 1990-4-21 8904 Alameda Pleasanton Ridge just west of Pleasanton. 457 Comment
  SEINET11263975  Linanthus acicularis Barbara Ertter 1990-4-21 8904 Alameda Pleasanton Ridge just west of Pleasanton.; 0 457 Comment
  RSA721361  Linanthus ambiguus Barbara Ertter, Brad Olson 1995-4-2 13956 Alameda Rancho Los Mochos Boy Scout Camp ca. 2/3 way up Mines Road, ca. 15 air miles southeast of Livermore. Comment
  UC1606419  Linanthus ambiguus Barbara Ertter with Brad Olson and Sharon Weinberg 1993-5-22 11862 Alameda ca. 10 mi S of Pleasanton (Canyon View Trail near Indian Joe nature trail); Sunol Regional Wilderness, s-central Alameda Co. Comment
  UC1795801  Linanthus ambiguus Barbara Ertter, Brad Olson 1995-4-2 13956 Alameda Rancho Los Mochos Boy Scout Camp ca 2/3 way up Mines Road ca 15 air miles southeast of Livermore; open grassy slope, southeast facing. Comment
  RSA757294  Linanthus androsaceus Barbara Ertter, Lynne Hosley, Amy Hiss 1992-4-19 10956 Alameda Southwest corner of Lake Del Valle State Recreational Area south of Livermore. Comment
Read comments
Jun 3 2011
  UC1618376  Linanthus androsaceus Barbara Ertter, Lynne Hosley 1993-4-17 11533 Alameda 10 air mi ese of Livermore (Tesla Road 1 road mi e of divide, side canyon s of road w of bend); Tesla Road 396 Comment
  UC1818986  Linanthus androsaceus Barbara Ertter, Brad Olson 1995-4-2 13971 Alameda Rancho Los Mochos Boy Scout Camp ca 2/3 way up Mines Road ca 15 air miles southeast of Livermore; section of property on northeast side of Mines Rd., open grassland-woodland on west facing slope above creek. Comment
  UC1606375  Linanthus bicolor Barbara Ertter 1993-4-24 11577 Alameda se of Fremont (fork of Laurel Canyon and Laurel Loop trail e of Mission Peak); Mission Peak Regional Preserve, Laurel Canyon 609 Comment
  UC1795897  Linanthus bicolor Barbara Ertter, Brad Olson 1995-4-2 13973 Alameda Rancho Los Mochos Boy Scout Camp ca 2/3 way up Mines Road ca 15 air miles southeast of Livermore; section of property on northeast side of Mines Rd., open grassland-woodland on west-facing slope above creek. Comment
  UC1949372  Linanthus bicolor Barbara Ertter with Brad Olson, Dianne Lake, Ray Budzinsky 1991-5-20 9919 Alameda SE section of Ohlone Regional Wilderness ca 10 mi S of Livermore, N end of Mt. Hamilton Range; N-facing slope upstream from Murietta Falls on San Antonio Creek Comment
  UC1819033  Linanthus dichotomus Barbara Ertter, Brad Olson 1995-4-2 13972 Alameda Rancho Los Mochos Boy Scout Camp ca 2/3 way up Mines Road ca 15 air miles southeast of Livermore; section of property on northeast side of Mines Rd., open grassland-woodland on west facing slope above creek. Comment
  UC2042866  Lithophragma affine Barbara Ertter, Carol Fitzgerald 1995-2-11 13926 Alameda N face of Albany Hill in NW Albany. Comment
  UC1606425  Lithophragma parviflorum var. parviflorum Barbara Ertter, Lynne Hosley 1993-4-17 11552 Alameda ca. 9 airmiles ESE of Livermore (top of hill ca. 1/4 mi E of Tesla Road summit) 487 Comment
  UC1607517  Logfia filaginoides Barbara Ertter, Lynne Hosley 1993-4-17 11545 Alameda ca. 10 airmi. e.-s.e. Livermore (Tesla Rd. ca. 1 rd. mi. e. of divide, side canyon s. of rd. w. of bend) 426 Comment
  UC1795713  Logfia filaginoides Barbara Ertter, Brad Olson 1995-4-2 13963 Alameda Rancho Los Mochos Boy Scout Camp ca 2/3 way up Mines Road ca 15 air miles southeast of Livermore; open grassy slope, southeast facing. Comment
  UC1950176  Logfia filaginoides Barbara Ertter with Lynne Hosley and Amy Hiss 1992-4-19 10975 Alameda southwest corner of Lake Del Valle State Recreation Area south of Livermore, burnt east-facing ridgeline Comment
  UC1606424  Lomatium Barbara Ertter 1993-4-24 Alameda Agua Caliente Creek drainage SW Alameda Co., Mission Peak Regional Preserve Comment
  UC1606427  Lomatium californicum Barbara Ertter with Brad Olson and Sharon Weinberg 1993-5-22 11856 Alameda ca. 10 airmiles s. Pleasonton (Vista Grande Rd. ca. 1/2 mi. above High Valley Rd. junction, Sunol Regional Wilderness); s.-central Alameda Co., Sunol Regional Wilderness 426 Comment
  UC1562662  Lomatium caruifolium var. caruifolium Barbara Ertter with David Thompson 1989-5-10 8450 Alameda w. side of Albany Hill in n.w. corner of Albany; Albany Hill Comment
  JEPS96250  Lomatium utriculatum Barbara Ertter, Lynne Hosley 1993-4-17 11535 Alameda ca. 10 airmiles e.-s.e. Livermore (Tesla Rd. ca. 1 rd. mi. e. of divide, side canyon s. of rd. w. of bend) 396 Comment
  UC1607624  Lomatium utriculatum Barbara Ertter 1993-4-24 s.n. Alameda Agua Caliente Creek drainage SW Alameda Co., Mission Peak Regional Preserve Comment
  UC1619915  Lomatium utriculatum Barbara Ertter, Lynne Hosley 1993-4-17 11535 Alameda ca. 10 airmiles e.-s.e. Livermore (Tesla Rd. ca. 1 rd. mi. e. of divide, side canyon s. of rd. w. of bend) 396 Comment
  RSA721366  Lonicera subspicata var. denudata Barbara Ertter, Brad Olson 1994-6-11 12825 Alameda Del Valle Regional Park south of Livermore, gulch in hills behind East Beach on SE side of Lake Del Valle. Comment
  UC1795864  Lonicera subspicata var. denudata Barbara Ertter, Brad Olson 1994-6-11 12825 Alameda Del Valle Regional Park south of Livermore Comment
  UC1795898  Lotus micranthus Barbara Ertter 1995-4-22 13980 Alameda Albany Hill in northwest Albany, cut slope on east side above Jackson St., open eucalyptus forest, shallow soil on rocky shelf. Comment
  UC1606401  Lunaria annua Barbara Ertter 1992-4-11 10949 Alameda Claremont Canyon in Oakland Hills, University of California property Claremont Canyon; Oakland Hills, Claremont Canyon Comment
  UC1819065  Lunaria annua Barbara Ertter, Lynne Hosley 1994-7-2 12890 Alameda Dimond Park in Dimond Canyon, south of Park Blvd. in Oakland south of Piedmont; along path of west end of park. Comment
  UC1618360  Lupinus albifrons var. collinus Barbara Ertter, Lynne Hosley 1993-4-17 11550 Alameda 9 air mi ese of Livermore (top of hill 1/4 mi e of Tesla Road summit) 487 Comment
  UC2028343  Lupinus albifrons var. collinus Barbara Ertter with Brad Olson, Dianne Lake, Ray Budzinsky 1991-5-20 9906 Alameda SE section of Ohlone Regional Wilderness ca. 10 mi S of Livermore, N end of Mt. Hamilton Range, Wauhab Ridge Comment
  UC1949022  Lupinus bicolor Barbara Ertter 1991-5-10 9820 Alameda NE corner of Emeryville, along old railroad track between Folger and 67th streets Comment
  UC1795808  Lupinus formosus var. formosus Barbara Ertter 1995-6-23 14271 Alameda Albany Hill in northwest Albany east of I-80; grassland at base of steep path on northwest edge of hill. Comment
  UC2031405  Lupinus latifolius var. latifolius Barbara Ertter with Brad Olson and Dianne Lake 1991-6-21 10150 Alameda Albany Hill in Albany, between San Pablo Ave. & Interstate 80 Comment
  UC1606404  Lupinus microcarpus Barbara Ertter, Lynne Hosley 1993-4-17 11527 Alameda where Tesla Road heads uphill along Corral Hollow Creek; along Corral Hollow Creek Comment
  UC1606448  Lupinus microcarpus var. densiflorus Barbara Ertter, Lynne Hosley 1993-4-17 11526 Alameda where Tesla Road heads uphill along Corral Hollow Creek; along Corral Hollow Creek Comment
  RSA721277  Lupinus microcarpus var. densiflorus Barbara Ertter 1996-5-12 14651 Alameda Brushy Peak W of Vasco Road, just S of county line, NNE of Livermore Comment
  UC1795784  Lupinus microcarpus var. densiflorus Barbara Ertter, CNPS 1996-5-12 14651 Alameda Brushy Peak weast of Vasco Rd. just south of county line, NNE of Livermore, isolated oak-covered knoll in grass-covered hills; west-facing grassy hillside north of peak, edge of canyon west of entrance. Comment
  UC2027795  Lupinus microcarpus var. densiflorus Barbara Ertter with Brad Olson and Roy West 1997-5-10 15573 Alameda Mines Road in hills SE of Livermore, creek bed opposite entrance to Rancho Los Mochos. Comment
  UC1606403  Lupinus microcarpus var. microcarpus Barbara Ertter, Lynne Hosley 1993-4-17 11528 Alameda where Tesla Road heads uphill along Corral Hollow Creek; along Corral Hollow Creek Comment
  UC1795788  Lupinus microcarpus var. microcarpus Barbara Ertter, CNPS 1996-5-12 14657 Alameda Brushy Peak east of Vasco Rd. just south of county line, NNE of Livermore, grassy east-facing slope on north side of peak, above stream. Comment
  UCR263527  Lythrum californicum Barbara Ertter, Diane Erwin 1995-11-3 14540 Alameda Central Coast/San Francisco Bay, extreme southwest Alameda County, Cushing Parkway, northwest of junction with North Port Loop East 4 Comment
  RSA0027711  Lythrum californicum Barbara Ertter, Diane Erwin 1995-11-3 14540 Alameda Extreme southwest Alameda County; Cushing Road, field northwest of junction with North Port Loop East. Comment
  SEINET2441688  Lythrum hyssopifolia Barbara Ertter 1991-6-30 10177 Alameda Bay Farm Island in Alameda, still-to-be-developed lots in Harbor Bay development, near drainage streamlet on sandy fill.; 0 Comment
  RSA0015852  Lythrum hyssopifolia Barbara Ertter 1991-6-30 10177 Alameda Bay Farm Island in Alameda, still-to-be-developed lots in Harbor Bay development. Comment
  UC1949292  Lythrum hyssopifolia Barbara Ertter 1991-6-30 10177 Alameda Bay Farm Island in Alameda, still-to-be-developed lots in Harbor Bay development Comment
  UC2031474  Lythrum junceum Barbara Ertter 1993-4-24 11558 Alameda SW Alameda Co.: Mission Peak Regional Preserve southeast of Fremont, steep southwest-facing slope S tributary of Agua Caliente Creek at S edge of preserve Comment
  UC2062616  Lythrum junceum Barbara Ertter with David Gowen 2017-12-17 22978 Alameda Vargas Plateau Regional Park, along road near staging area on Morrison Canyon Road. Comment
  UC2070587  Lythrum junceum Barbara Ertter with David Gowen and Jason Alexander 2018-1-27 22979 Alameda Mission Peak Regional Preserve east of Fremont, southeast corner of park south of Horse Heaven Trail. Comment
  UC2029099  Lythrum junceum Barbara Ertter with Diane Erwin 1995-11-3 14540 Alameda Extreme southwest Alameda County; Cushing Road, weedy field northwest of junction with North Port Loop East, seepage spot. Comment
  UC1789173 Image available Lythrum salicaria Barbara Ertter 2001-8-4 17789 Alameda Merritt College in Oakland Hills, weedy area behind propagation area for California Native Plant Society; local colony, persisting in spite of repeated eradication efforts, Comment
  RSA0016014  Lythrum salicaria Barbara Ertter 2001-8-4 17789 Alameda Merritt College in Oakland Hills, weedy area behind propagation area for California Native Plant Society. Comment
  SD241894  Lythrum salicaria Barbara Ertter 2001-8-4 17789 Alameda Merritt College in Oakland Hills, weedy area behind propagation area for California Native Plant Society. Comment
  RSA0016022  Lythrum tribracteatum Barbara Ertter 2005-8-18 18642 Alameda San Pablo Reservoir in East Bay Hills, east of San Pablo Dam Road between Richmond and Orinda. Comment
  SD241895  Lythrum tribracteatum Barbara Ertter 2005-8-18 18642 Alameda San Pablo Reservoir in East Bay Hills, east of San Pablo Dam Road between Richmond and Orinda. Comment
  UC2027894  Lythrum tribracteatum Barbara Ertter 1996-9-19 15302 Alameda Lake Del Valle in hills south of Livermore. Comment
  UC2028198  Madia gracilis Barbara Ertter with Brad Olson and Roy West 1997-5-10 15571 Alameda Mines Road in hills SE of Livermore, north of entrance to Rancho Los Mochos, near outcrops on W side of road. Comment
  RSA722068  Madia gracilis subsp. gracilis Barbara Ertter, Laurel Collins 1994-6-21 12842 -a Alameda Claremont Canyon Regional Preserve in Oakland Hills, Gwinn Canyon (southeast branch of Claremont Canyon) north of Marlborough Drive below Grizzly Peak Road Comment
  UC1795650  Madia sativa Barbara Ertter, Laurel Collins 1994-6-21 12842 a Alameda Claremont Canyon Regional Preserve in Oakland Hills, Gwinn Canyon (SE branch of Claremont Canyon) north of Marlborough Drive below Grizzly Peak Rd., N-facing slope, regrowth of scrub after fire; roadside. Comment
  UC1607518  Malacothrix coulteri Barbara Ertter, Lynne Hosley 1993-4-17 11537 Alameda Tesla Rd ca 1 road mi e divide (side canyon s of road w of bend, ca 10 air mi ese of Livermore) 396 Comment
  UC1618409  Malacothrix coulteri Barbara Ertter, Lynne Hosley 1993-4-17 11515 Alameda Corral Hollow Rd. ca. 1/4 mi. inside county line opposite State Vehicular Recreation Area 213 Comment
  UC1606430  Malacothrix floccifera Barbara Ertter with Brad Olson and Lynne Hosley 1991-7-28 10673 Alameda nw part of canyon below Panoramic Way (n extension of Oakland); Oakland, Claremont Canyon 304 Comment
  RSA755795  Malva parviflora Barbara Ertter 1992-3-8 10905 Alameda South end of Midway Road near Patterson Pass junction, roadside. Comment
  SD211628  Malva parviflora Barbara Ertter 1992-3-8 10905 Alameda South end Midway Road near Patterson Pass junction, roadside Comment
  UC1950227  Malva parviflora Barbara Ertter 1992-3-8 10905 Alameda south end Midway Road near Patterson Pass junction Comment
  RSA720793  Marah fabacea Barbara Ertter 1995-3-10 14551 Alameda Brushy Peak in Alta Hills NE of Livermore, tree-covered knoll in grasslands (just S of Contra Costa county line) conglomerate outcrop W of parking area (at edge of property) on NE side of Brushy Peak, near Umbellularia grove above creek, west-facing. Comment
  UC1795849  Marah fabacea Barbara Ertter, CNPS 1995-3-10 14551 Alameda Brushy Peak in Alta Hills northeast of Livermore, tree-coverered knoll in grasslands (just south of Contra Costa county line) conglomerate outcrop west of parking area (at edge of property) on northeast side of Brushy Peak, near Umbellularia grove above c Comment
  RSA757024  Marah oregana Barbara Ertter 1992-4-11 10945 Alameda Fire trail along ridge south of head Claremont Canyon in Oakland Hills. Comment
  UC1950438  Marah oregana Barbara Ertter 1992-4-11 10945 Alameda fire trail along ridge south of head Claremont Canyon in Oakland Hills Comment
  UC1819032 Image available Maytenus boaria Barbara Ertter, Laurel Collins 1994-6-21 12838 a Alameda Claremont Canyon Regional Preserve in Oakland Hills, Gwinn Canyon (SE branch of Claremont Canyon) north of Marlborough Drive below Grizzly Peak Rd. Comment
  UC2029127  Maytenus boaria Barbara Ertter 2014-1-28 21702 Alameda Strawberry Creek north of Valley Life Sciences Building, campus of UC Berkeley. Comment
  UC2013052  Melica californica Barbara Ertter 1996-7-13 14966 Alameda Albany Hill in northwest Albany. Comment
  UC1789157  Melissa officinalis Barbara Ertter 2001-8-19 17797 Alameda Joaquin Miller Park, Oakland Hills; Palos Colorados Trail along Palo Seco Creek between Siniwik Cabin and Sunset Trail, shade of forest, ca 950 ft. Local patch, leaves lemon-scented, flowers white. Comment
  UC1950180  Melissa officinalis Barbara Ertter with Brad Olson 1991-11-23 10890 Alameda Strawberry Canyon in hills on east side University of California at Berkeley campus; along edge of fire trail below Botanical Gardens Comment
  CDA34973  Melissa officinalis Barbara Ertter, Brad Olson 1991-11-23 10890 Alameda Strawberry Canyon, in hills on east side of University of California at Berkeley campus, along edge of fire trail below Botanical Gardens. 0 Comment
  RSA720884  Melissa officinalis Barbara Ertter 2001-8-19 17797 Alameda Joaquin Miller Park, Oakland Hills; Palos Colorados Trail along Palo Seco Creek between Siniwik Cabin and Sunset Trail. 290 Comment
  RSA755515  Melissa officinalis Barbara Ertter, Brad Olson 1991-11-23 10890 Alameda Strawberry Canyon in hills on east side University of California at Berkeley campus, along edge of fire trail below Botanical Gardens. Comment
  UC2012978  Melissa officinalis Barbara Ertter with Laura Fujii 1991-9-7 10810 Alameda Anthony Chabot Regional Park in hills E of San Leandro, stream bed along Cascade Trail north of Bass Cove. Comment
  JEPS107072  Mentha arvensis var. villosa Barbara Ertter, Lynne Hosley 1995-9-17 14522 Alameda Sycamore Grove along Arroyo del Valle south of Livermore; ca. 1/2 mile upstream from trail head. Comment
  UC1795847  Mentha arvensis var. villosa Barbara Ertter, Lynne Hosley 1995-9-17 14522 Alameda Sycamore Grove along Arroyo del Valle south of Livermore; ca. 1/2 mile upstream from trail head. Comment
  UC1606363  Mentha pulegium Barbara Ertter, Dianne Lake, Brad Olson, and other CNPS members 1991-8-25 10723 Alameda n Oakland International Airport (in sw Oakland, near end of Edgewater Drive); San Leandro Bay Regional Shoreline Comment
  UC1606450  Mentzelia affinis Barbara Ertter and Lynne Hosley 1993-4-17 11541 Alameda ca 10 airmiles ESE Livermore (Tesla Road ca 1 road mile E of divide, side canyon south of road west of bend) 396 Comment
  UC1607646  Mentzelia affinis Barbara Ertter, Lynne Hosley 1993-4-17 11530 Alameda along Corral Hollow Creek where Tesla Rd. heads uphill, n. side of rd. Corral Hollow Creek 243 Comment
  UC1606322  Mentzelia lindleyi Barbara Ertter, Joe Willingham and Jeff Greenhouse 1992-5-31 11078 Alameda s Pleasanton (Vista Grande Trail on ridge dividing Welch Creek and Alameda Creek.); Sunol Regioinal Wilderness Comment
  UC1980317  Mesembryanthemum nodiflorum Barbara Ertter 2012-1-16 20928 Alameda Don Edwards San Francisco Bay National Wildlife Refuge west of Coyote Hills Regional Park Comment
  UC2029054  Mesembryanthemum nodiflorum Barbara Ertter 1999-10-25 16848 Alameda Coyote Hills Regional Park/San Francisco Bay National Wildlife Refuge. Comment
  UC2042766  Microseris douglasii subsp. douglasii Barbara Ertter 1993-4-24 11555 Alameda SW Alameda Co.: Mission Peak Regional Preserve southeast of Fremont, steep southwest-facing slope S tributary Agua Caliente Creek at S edge of preserve. Comment
  UC1818913  Microseris douglasii subsp. douglasii Barbara Ertter, CNPS 1996-5-12 14664 Alameda Brushy Peak east of Vasco Rd. just south of county line, NNE of Livermore, north-facing slope west of main peak, grassy with many herbs, some outcrops. Comment
  UC2013014  Microseris douglasii subsp. douglasii Barbara Ertter 1991-5-12 9802 Alameda Springtown wetlands N of Livermore, N of closed section of Hartford Ave. between Lorraine St. & Bluebell Dr. Comment
  RSA695404  Microseris lindleyi Barbara Ertter 1993-4-24 11561 Alameda Mission Peak Regional Preserve southeast of Fremont, steep southwest-facing slope above southern tributary of Agua Caliente Creek at south edge of preserve. 366 Comment
  UC1819066  Mimulus cardinalis Barbara Ertter, Lynne Hosley 1994-7-2 12885 Alameda Dimond Park in Dimond Canyon, south of Park Blvd. in Oakland south of Piedmont Comment
  JEPS107122  Mimulus douglasii Barbara Ertter, Brad Olson 1995-4-2 13948 Alameda Rancho Los Mochos Boy Scout Camp, west of headquarters (near serpentine). Ca 2/3 way up Mines Road ca 15 air miles southeast of Livermore. 762 Comment
  UC1795722  Mimulus douglasii Barbara Ertter, Brad Olson 1995-4-2 13948 Alameda Rancho Los Mochos Boy Scout Camp ca 2/3 way up Mines Road ca 15 air miles southeast of Livermore, oak woodland. Edge of chaparral/grasslands west of headquarters (near serpentine). 762 Comment
  UC2027877  Mimulus guttatus Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15601 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, ca 1/4 mile in from road. Comment
  UC2027892  Mimulus pilosus Barbara Ertter 1996-9-19 15305 Alameda Lake Del Valle in hills south of Livermore. Comment
  UC2070535  Mimulus pilosus Barbara Ertter 1997-9-20 15844 Alameda Along Arroyo Mocho in Robertson Park in eastern Livermore. Comment
  UC1819077  Minuartia douglasii Barbara Ertter, Brad Olson 1995-4-2 13949 Alameda Rancho Los Mochos Boy Scout Camp ca 2/3 way up Mines Road ca 15 air miles southeast of Livermore. West of headquarters (near serpentine). 762 Comment
  UC2031439  Minuartia douglasii Barbara Ertter with Brad Olson, Dianne Lake, and Ray Budzinsky 1991-5-20 9898 Alameda SE section of Ohlone Regional Wilderness ca. 10 mi S of Livermore, N end of Mt. Hamilton Range Comment
  UC1795661  Minuartia pusilla Barbara Ertter, Brad Olson 1995-4-2 13951 Alameda Rancho Los Mochos Boy Scout Camp ca 2/3 way up Mines Road ca 15 air miles southeast of Livermore; serpentine slope behind shooting range. 762 Comment
  UC1619956  Mirabilis laevis var. crassifolia Barbara Ertter 1993-4-24 11580 Alameda Mission Peak Regional Preserve se of Fremont (nw base of Mission Peak, sw Alameda County); Mission Peak Regional Preserve, Mission Peak 609 Comment
  UC2070582  Mirabilis laevis var. crassifolia Barbara Ertter with David Gowen and Jason Alexander 2018-1-27 22981 Alameda Mission Peak Regional Preserve east of Fremont, base of south end of W-facing cliff face of Mission Peak, ESE of park residence. Comment
  RSA0027952  Mirabilis laevis var. crassifolia Barbara Ertter 1993-4-24 11580 Alameda Mission Peak Regional Preserve southeast of Fremont, northwest base of steep west face of Mission Peak. 610 Comment
  SEINET3132029  Mirabilis laevis var. crassifolia B. Ertter 1993-4-24 11580 Alameda Mission Peak Regional Preserve SE of Fremont, NW base of Mission Peak 610 Comment
  UC1819075  Modiola caroliniana Barbara Ertter 1994-6-14 12832 Alameda Clark Kerr Campus of UC Berkeley Comment
  UC2031472  Monardella Barbara Ertter with Brad Olson and Sharon Weinberg 1993-5-22 11841 Alameda S-central Alameda Co.: Sunol Regional Wilderness ca 10 air miles south of Pleasanton Comment
  UC2070527  Monardella antonina subsp. antonina Barbara Ertter 1996-6-29 14913 Alameda Sunol Regional Park south of Pleasanton. Comment
  UC2070528  Monardella antonina subsp. antonina Barbara Ertter 1999-11-26 16860 Alameda Sunol Regional Wilderness south of Pleasanton, Maguire Peak area north of Welch Creek Road. Comment
  UC1819028  Monardella villosa subsp. villosa Barbara Ertter, Brad Olson 1994-6-11 12824 Alameda Del Valle Regional Park south of Livermore Comment
  UC1618391  Monolopia major Barbara Ertter, Lynne Hosley 1993-4-17 11534 Alameda ca. 10 airmiles e.-s.e. Livermore (Tesla Rd. ca. 1 road mi. e. of divide, side canyon s. of rd. w. of bend) 396 Comment
  RSA666473  Monolopia major Barbara Ertter, Lynne Hosley 1993-4-17 11534 Alameda Tesla Road ca 1 road mile E of divide, side canyon S of road W of bend, ca 10 airmiles ESE of Livermore. 396 Comment
  SBBG122970  Montia fontana B. Ertter 1991-5-20 9912 Alameda La Costa Crk N of Wauhab Ridge, SE section of Ohlone Regional Wilderness 1036 Comment
  UC1949382  Montia fontana Barbara Ertter with Brad Olson, Dianne Lake, Ray Budzinsky 1991-5-20 9912 Alameda SE section of Ohlone Regional Wilderness ca 10 mi S of Livermore, N end of Mt. Hamilton Range; La Costa Creek N of Wauhab Ridge; at main road crossing Comment
  UC2027872  Montia fontana Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15606 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, ca 1/4 mile in from road. Comment
  RSA757025  Muehlenbeckia complexa Barbara J. Ertter 1992-11-1 11456 Alameda Vicente Creek at Tunnel Road (north of Vicente Road), Berkeley Hills behind Claremont Resort. [only place seen in Berkeley-Oakland Hills thus far] Comment
  UC1950178  Muehlenbeckia complexa Barbara Ertter 1992-11-1 11456 Alameda Vicente Creek at Tunnel Road (north of Vicente Road), Berkeley Hills behind Claremont Resort. Comment
  UC1795712  Myoporum laetum Barbara Ertter, Kristina Filopovich 1994-8-19 13073 Alameda Albany waterfront ''bulb'' on former landfill north of Golden Gate Fields, Buchanan St. extension, waste dirt on debris Comment
  RSA0010798  Myoporum laetum Barbara Ertter, Kristina Filopovich 1994-8-19 13073 Alameda Albany waterfront bulb on former landfill north of Golden Gate Fields, Buchanan St. extension. Comment
  UC1819073  Myosotis latifolia Barbara Ertter, Carol Fitzgerald 1995-2-11 13929 Alameda Albany Hill in northwest Albany Comment
  RSA0029286  Myosotis latifolia Barbara Ertter 2001-4-28 17618 Alameda North side of Albany Hill, below Taft Ave. turn-around on path through oak forest. Comment
  SEINET10814718  Myosotis latifolia Barbara J. Ertter 2001-4-28 Ertter 17618 Alameda North side Albany Hill, below Taft Ave. turn-around on path through oak forest. Comment
  UC2027785  Myosotis latifolia Barbara Ertter 2001-4-28 17618 Alameda North side Albany Hill, below Taft Ave. turn-around on path through oak forest. Comment
  UC2031404  Myosurus sessilis Barbara Ertter with Lynne Hosley 1991-6-23 10151 Alameda Springtown wetlands N Livermore, N of Hartford Ave. at end of Bluebell Drive Comment
  UC2042752  Myriophyllum sibiricum Barbara Ertter with Laura Fujii 1991-9-7 10812 Alameda Anthony Chabot Regional Park in hills E of San Leandro, N end of middle branch of Bass Cove. Comment
  UC2070622  Myriophyllum sibiricum Barbara Ertter 1998-9-14 16414 Alameda Shadow Cliffs Regional Recreation Area east of Pleasanton. Comment
  UC1953109  Myriophyllum spicatum Barbara Ertter with David Gowen 2010-9-4 20576 Alameda Lake Chabot Regional Park eat of San Leandro Comment
  UC2029159  Najas marina Barbara Ertter and Lynne Hosley 1990-10-20 9679 Alameda Upper end of Lake Del Valle south of Livermore. Comment
  RSA0026160  Najas marina Barbara Ertter, Lynne Hosley 1990-10-20 9679 Alameda Upper end of Lake Del Valle south of Livermore. 300 Comment
  JEPS120283  Narcissus tazetta Barbara Ertter 2013-1-19 21300 Alameda west Berkeley, McLaughlin Eastshore State Park, Brickyard area of former landfill at edge of San Francisco Bay Comment
  UC1795782  Nassella cernua Barbara Ertter, CNPS 1996-5-12 14648 Alameda Brushy Peak east of Vasco Rd. just south of county line, NNE of Livermore, isolated oak-covered knoll in grass-covered hills; west-facing grassy hillside north of peak, edge of canyon west of entrance. Comment
  RSA721274  Nassella cernua Barbara Ertter 1996-5-12 14648 Alameda Brushy Peak W of Vasco Road, just S of county line, NNE of Livermore Comment
  RSA758084  Nassella lepida Barbara Ertter, Lynne Hosley, Amy Hiss 1992-4-19 10970 Alameda Southwest corner of Lake Del Valle State Recreation Area south of Livermore. Comment
  UC1795828  Nassella lepida Barbara Ertter with Brad Olson and Sharon Weinberg 1993-5-22 11840 Alameda s-central Alameda Co.: Sunol Regional Wilderness ca 10 air miles S of Plaeasanton, at base of Flaghill Trail Comment
  UC1795785  Nassella pulchra Barbara Ertter, CNPS 1996-5-12 14652 Alameda Brushy Peak east of Vasco Rd. just south of county line, NNE of Livermore, isolated oak-covered knoll in grass-covered hills; west facing grassy hillside north of peak, edge of canyon west of entrance. Comment
  JEPS87933  Navarretia cotulifolia Barbara Ertter 1991-5-12 9803 Alameda n junction of Bluebell Dr. and Hartford Ave. (n of Livermore); Springtownwetlands 200 Comment
  UC1607548  Navarretia cotulifolia Barbara Ertter 1991-5-12 9803 Alameda n junction of Bluebell Dr. and Hartford Ave. (n of Livermore); Springtownwetlands 200 Comment
  UC2031450  Navarretia mellita Barbara Ertter 1991-6-1 10084 Alameda Las Trampas Regional Wilderness in hills W of Danville, Devils Hole area on SW corner of park Comment
  UC2042982  Navarretia pubescens Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15593 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman. Comment
  SEINET10581484  Nemophila heterophylla Barbara J. Ertter 1995-3-10 Ertter 14557 Alameda Brushy Peak in Alta Hills northeast of Livermore. Tree coverd knoll in grasslands (just south of Contra Costa County line), conglomerate outcrop west of parking area (at edge of property) on northeast side of Brushy Peak, among boulders on summit. Comment
  UC1795852  Nemophila heterophylla Barbara Ertter, CNPS 1995-3-10 14557 Alameda Brushy Peak in Alta Hills northeast of Livermore, tree-coverered knoll in grasslands (just south of Contra Costa county line) conglomerate outcrop west of parking area (at edge of property) on northeast side of Brushy Peak, among boulders on summit. Comment
  UC2027769  Nemophila heterophylla Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15584 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, near road junction. Comment
  UC2027869  Nemophila heterophylla Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15610 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, ca 1/4 mile in from road. Comment
  UC1949208  Nemophila parviflora var. parviflora Barbara Ertter 1991-6-1 10083 Alameda Las Trampas Regional Wilderness in hills W of Danville; Devils Hole area on SW corner of park Comment
  RSA756842  Nemophila parviflora var. parviflora Barbara Ertter 1991-6-1 10083 Alameda Las Trampas Regional Wilderness in hills west of Danville; Devil s Hole area on southwest corner of park. 305 Comment
  UC1950226  Nemophila pedunculata Barbara Ertter 1992-3-8 10899 Alameda east side Patterson Pass, N-facing slope between roadcut and fence Comment
  UC1606311  Nicotiana acuminata var. multiflora Barbara Ertter, Lynne Hosley 1993-4-17 11523 Alameda along Corral Hollow Creek where Tesla Road heads uphill Comment
  UC1818965  Nicotiana acuminata var. multiflora Barbara Ertter, Lynne Hosley 1995-9-17 14517 Alameda Sycamore Grove along Arroyo del Valle south of Livermore; open sycamore woodland on floodplain among branches of arroyo stream bed; along bike path. Comment
  UC2070600  Nicotiana acuminata var. multiflora Barbara Ertter 1997-9-20 15866 Alameda Along Arroyo Mocho in Robertson Park in eastern Livermore. Comment
  JEPS87993  Nitrophila occidentalis Barbara Ertter 1991-5-12 9800 Alameda Springtown wetlands n Livermore (w side near Lorraine Street, alkali openings n of Hartford Avenue); Springtown wetlands n of Livermore 200 Comment
  UC1618187  Nitrophila occidentalis Barbara Ertter 1991-5-12 9800 Alameda Springtown wetlands n Livermore (w side near Lorraine Street, alkali openings n of Hartford Avenue); Springtown wetlands n of Livermore 200 Comment
  UC1818954  Oenanthe sarmentosa Barbara Ertter, Lynne Hosley 1994-7-2 12888 Alameda Dimond Park in Dimond Canyon, south of Park Blvd. in Oakland south of Piedmont; along creek at west end of park, almost completely non-native. Comment
  UC2031406  Oenothera laciniata Barbara Ertter 1991-6-30 10175 Alameda Bay Farm Island in Alameda, still-to-be-developed lots in Harbor Bay development Comment
  UC1818963  Olea europaea Barbara Ertter, Lynne Hosley 1995-9-17 14512 Alameda Sycamore Grove along Arroyo del Valle south of Livermore; open sycamore woodland on floodplain among branches of arroyo stream bed; near parking area on north end of park. Comment
  JEPS113071  Orobanche hederae Barbara Ertter 2000-6-7 17310 Alameda campus of University of California at Berkeley, locally established in bed of Algerian ivy at corner of Koshland Hall, colony persisting and increasing over previous years; stems purplish (darker below), flowers whitish with purplish shading. Comment
  SBBG122906  Orobanche hederae B. Ertter 2000-6-7 17310 Alameda Koshland Hall, UC Berkeley campus Comment
  UC1789184  Orobanche hederae Barbara Ertter 2001-5-8 17626 Alameda campus of UC-Berkeley, in Algerian ivy bed between student union and alumni house. Local vigorous population, Comment
  UC1789199  Orobanche hederae Barbara Ertter 2000-6-7 17310 Alameda campus of University of California at Berkeley, locally established in bed of Algerian ivy at corner of Koshland Hall, colony persisting and increasing over previous years; stems purplish (darker below), flowers whitish with purplish shading. Comment
  CDA42036  Orobanche hederae Barbara Ertter 2000-6-7 17310 Alameda Campus of the University of California at Berkeley, at corner of Koshland Hall. 0 Comment
  RSA722145  Orobanche hederae Barbara J. Ertter 2000-6-7 17310 Alameda Campus of University of California at Berkeley. At corner of Koshland Hall. Comment
  SD241909  Orobanche hederae Barbara Ertter 2000-6-7 17310 Alameda Campus of University of California at Berkeley, locally established in be of Algerian ivy at corner of Koshland Hall. Comment
  UC2027870  Osmorhiza brachypoda Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15609 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, ca 1/4 mile in from road. Comment
  UC2062686  Osteospermum fruticosum Barbara Ertter 2013-4-8 21307 Alameda Eastshore State Park in west Berkeley, south of Golden Gate Fields. Comment
  CDA34962  Oxalis corniculata Barbara Ertter 1994-9-24 G- 13 Alameda Plants of the Ertter Garden; Berkeley; 1859 Catalina Ave. 0 Comment
  CDA34976  Oxalis corniculata Barbara Ertter 1993-3-3 11468 Alameda University of California at Berkeley, northwest corner. 0 Comment
  UC1949391  Oxalis corniculata Barbara Ertter 2001-6-1 G- 325 Alameda 1859 Catalina Ave., Berkeley, CA Comment
  UC1950169  Oxalis corniculata Barbara Ertter 1993-3-30 11468 Alameda northwest corner of University of California Berkeley Comment
  JEPS107111  Oxalis incarnata Barbara Ertter, Laurel Collins, Dale Sanders 1994-5-27 12789 Alameda Grizzly Peak open space south of Marlborough Terrace Comment
  UC1795690  Oxalis incarnata Barbara Ertter, Laurel Collins, Dale Sanders 1994-5-27 12789 Alameda Grizzly Peak open space south of Marlborough Terrace Comment
  CDA4711  Oxalis incarnata Barbara Ertter, L. Collins, D. Sanders 1994-5-27 12789 Alameda Grizzly Peak open space south of Marlborough Terrace. 0 Comment
  RSA721739  Oxalis incarnata Barbara J. Ertter, Laurel Collins, Dale Sanders 1994-5-27 12789 Alameda Grizzly Peak open space south of Malborough Terrace Comment
  CDA34963  Oxalis latifolia Barbara Ertter 1995-1-14 G- 85 Alameda Plants of the Ertter Garden; Berkeley; 1859 Catalina Ave. 0 Comment
  UC1949392  Oxalis latifolia Barbara Ertter 1995-1-14 G- 85 Alameda Bed E; 1859 Catalina Ave., Berkeley, CA Comment
  JEPS107120  Oxalis pes-caprae Barbara Ertter 1995-1-14 13920 Alameda Albany Hill in northwest Albany. Comment
  UC1795698  Oxalis pes-caprae Barbara Ertter 1995-1-14 13920 Alameda Albany Hill in northwest Albany. Comment
  UC1950225  Oxalis pes-caprae Barbara Ertter 1992-3-8 10900 Alameda Patterson Pass Road 2.7 miles west of Midway Road, east of divide above Patterson Creek Comment
  UC1606418  Packera breweri Barbara Ertter with Brad Olson and Sharon Weinberg 1993-5-22 11852 Alameda ca 10 air mi s Pleasanton (n side of Flaghill); Sunol Regional Wilderness 365 Comment
  RSA0033771  Panicum capillare Barbara Ertter 1996-9-19 15303 Alameda Lake Del Valle in hills south of Livermore, at upper end. Comment
  UC2028429  Panicum capillare Barbara Ertter 1996-9-19 15303 Alameda Lake Del Valle in hills south of Livermore, edge of mudflats at upper end Comment
  RSA758276  Panicum dichotomiflorum Barbara Ertter 1991-1-2 9712 Alameda Oakland Railroad Station on Wood Street, weedy area at north end of parking lot Comment
  SD211516  Panicum dichotomiflorum Barbara Ertter 1991-1-2 9712 Alameda Oakland Railroad Station on Wood Street, weedy area at North end of parking lot Comment
  UC1950407  Panicum dichotomiflorum Barbara Ertter 1991-1-2 9712 Alameda Oakland Railroad Station on Wood Street; at N end of parking lot Comment
  RSA758296  Parapholis incurva Barbara Ertter 1991-6-30 10170 Alameda Wildlife refuge a southwest end of Alameda island, southern extension of beach, at edges of Salicornia mash on sandy substrate. Comment
  RSA758312  Parapholis incurva Barbara Ertter 1991-5-12 9788 Alameda Springtown wetlands north of Livermore, +/- alkaline mud along Altamont Creek where it crosses Bluebell Drive at community park, edge of cattail-filled slogh (Arroyo Las Casitas) 200 Comment
  SEINET1909976  Parapholis incurva Barbara Ertter 1991-1 9788 Alameda Alameda Co.: Springtown wetlands N of Livermore, +/- alkaline along Altamont Creek where it crosses Bluebell Drive at community park. 200 Comment
  UC1950141  Parapholis incurva Barbara Ertter 1991-5-12 9788 Alameda Springtown wetlands N of Livermore, along Altamont Creek where it crosses Bluebell Drive at community park; (Arroyo Las Casitas) Comment
  UC1949257  Parapholis incurva Barbara Ertter 1991-6-30 10170 Alameda wildlife refuge at southwest end of Alameda island, southern extension of beach Comment
  UC2070655  Parapholis incurva Barbara Ertter with Sally Reynolds, Dianne Lake and other CNPS 2004-4-10 18341 Alameda Warm Springs Unit of Don Edwards San Francisco Bay National Wildlife Refuge, SW Fremont between Auto Mall Parkway and Cushing Road, east of railroad tracks. Comment
  UC2042947  Parietaria judaica Barbara Ertter, Dianne Lake, Brad Olson, other CNPS members 1991-8-25 10728 Alameda San Leandro Bay Regional Shoreline N of the Oakland International Airport, along Doolittle Road on west side of bay. Comment
  UC2062443  Parietaria judaica Barbara Ertter 2000-9-2 17519 Alameda Strawberry Canyon behind UC campus south end fire trail beyond head of Panoramic Way. Comment
  UC2070497  Parietaria judaica Barbara Ertter 1997-9-23 15869 Alameda Oakland, north side of Lake Merritt. Comment
  RSA756708  Paspalum dilatatum Barbara Ertter 1990-10-17 9670 Alameda southwest Berkeley, along seldom-used railroad tracks south of Ashby Avenue, between 7th St. and San Pablo Ave.; wet ground around puddle Comment
  UC1949307  Paspalum dilatatum Barbara Ertter 1990-10-17 9670 Alameda southwest Berkeley, along seldom-used railroad tracks south of Ashby Avenue, between 7th St. and San Pablo Ave. Comment
  CHSC106851  Paspalum distichum Barbara Ertter; Laura Fujii 1991-9-7 10813 Alameda Anthony Chabot Regional Park in hills E of San Leandro, N end of middle branch of Bass Cove. 70 Comment
  RSA755545  Paspalum distichum Barbara Ertter, Laura Fujii 1991-9-7 10813 Alameda Anthony Chabot Regional Park in hills east of San Leandro, north end of middle branch of Bass Cove. 70 Comment
  SD211517  Paspalum distichum Barbara Ertter, Laura Fujii 1991-9-7 10813 Alameda Anthony Chabot Regional Park in hills East of San Leandro, North end of middle branch of Bass Cove 70 Comment
  UC1950091  Paspalum distichum Barbara Ertter with Laura Fujii 1991-9-7 10813 Alameda Anthony Chabot Regional Park in hills E of San Leandro, N end of middle branch of Bass Cove Comment
  SEINET1909973  Paspalum distichum Barbara Ertter 1991-1 10813 Alameda Alameda Co.: Anthony Chabot Regional Park in hills E of San Leandro, N end of middle branch of Bass Cove. 70 Comment
  UC2027779  Pectocarya pusilla Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15587 a Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman. Comment
  JEPS120276  Pelargonium grossularioides Barbara Ertter 2012-6-18 21033 Alameda Oakland, San Leandro Creek at Arrowhead Marsh Comment
  RSA0027422  Pelargonium grossularioides Barbara Ertter 2012-6-18 21033 Alameda Oakland, San Leandro Creek at Arrowhead Marsh. 2 Comment
  UC1818880  Pelargonium inquinans Barbara Ertter 1995-6-23 14265 Alameda Albany Hill in northwest Albany east of I-80; open eucalyptus forest on west-facing slope above Pierce St. Comment
  UC1795798  Pellaea mucronata Barbara Ertter, Brad Olson 1995-4-2 13978 Alameda Rancho Los Mochos Boy Scout Camp ca 2/3 way up Mines Road ca 15 air miles southeast of Livermore; section of property on northeast side of Mines Rd., ''Cardiac Hill'' = outcrop of crumbling volcanic? rock. Comment
  RSA721585  Pellaea mucronata Barbara Ertter, Brad Olson 1995-4-2 13978 Alameda Rancho Los Mochos Boy Scout Camp ca 2/3 way up Mines Road ca 15 air miles southeast of Livermore., Section of property on northeast side of Mines Rd., Cardiac Hill outcrop of crumbling volcanic rock. Comment
  RSA0026154  Pennisetum glaucum Barbara Ertter, Lynne Hosley 1990-10-20 9678 Alameda Kelso Road to Bethany Reservoir west of Mountain House Road. Comment
  UC2013041  Pericallis hybrida Barbara Ertter 1994-5-28 12800 Alameda Albany Hill in northwest Albany. Comment
  UC2043145  Persicaria capitata Barbara Ertter 1995-5-20 14213 Alameda Albany Hill in NW Albany, above Jackson St. on east side of hill. Comment
  UC2062633  Persicaria lapathifolia Barbara Ertter 1997-9-20 15846 Alameda Along Arroyo Mocho in Robertson Park in eastern Livermore. Comment
  UC2062635  Persicaria maculosa Barbara Ertter 1997-9-20 15855 Alameda Along Arroyo Mocho in Robertson Park in eastern Livermore. Comment
  UC2070602  Petunia parviflora Barbara Ertter 2000-10-22 17544 Alameda Lake Chabot in East Bay Hills, E side of lake ca 1/4 miles from marina. Comment
  OBI72074  Phacelia breweri Barbara Ertter, Brad Olson, Dianne Lake, Ray Budzinsky 1991-5-20 9900 Alameda SE section of Ohlone Regional Wilderness ca 10 mi S of Livermore, N end of Mt Hamilton Range; N Fork Indian Crk between Valpe and Wauhab ridges, S facing slope above rd 975 Comment
  RSA721868F  Phacelia breweri Barbara Ertter, Brad Olson 1995-4-2 13970 Alameda Rancho Los Mochos Boy Scout Camp ca. 2/3 way up Mines Road ca. 15 air-miles southeast of Livermore; section of property on northeast side of Mines Road. Comment
  RSA756833  Phacelia breweri Barbara Ertter, Brad Olson, Dianne Lake, Ray Budzinsky 1991-5-20 9900 Alameda Southeast section of Ohlone Regional Wilderness about 10 miles south of Livermore, north end of Mt. Hamilton Range. North Fork Indian Creek between Valpe and Wauhab ridges, south-facing slope above road. 976 Comment
  SD211615  Phacelia breweri Barbara Ertter, Brad Olson et al 1991-5-20 9900 Alameda Southeast section of Ohlone Regional Wilderness circa 10 miles South of Livermore, North end of Mount Hamilton Range; North Fork Indian Creek between Valpe and Wauhab ridges, South-facing slope above road, partly shaded 975 Comment
  SD241838  Phacelia breweri Barbara Ertter, Brad Olson 1995-4-2 13970 Alameda Rancho Los Mochos Boy Scout Camp ca 2/3 way up Mines Road ca 15 air miles southeast of Livermore; section of property on northeast side of Mines Road. Comment
  SEINET1910271  Phacelia breweri Barbara Ertter, Brad Olson, Dianne Lake, Ray Budzinsky 1991-1 9900 Alameda SE section o Ohlone Regional Wilderness ca 10 mi S of Livermore, N end of MT. Hamilton Range. 975 Comment
  UC1606379  Phacelia breweri Barbara Ertter with Brad Olson, John Game, Amy Hiss, Jeff Greenhouse 1993-4-10 11500 Alameda w Mines Road (se of Livermore, downstream from serpentine talus slope on Tunnel Creek); Cedar Mountain, Tunnel Creek drainage 609 Comment
  UC1795644  Phacelia breweri Barbara Ertter, Brad Olson 1995-4-2 13970 Alameda Rancho Los Mochos Boy Scout Camp ca 2/3 way up Mines Road ca 15 air miles southeast of Livermore; section of property on northeast side of Mines Rd., open grassland-woodland on west-facing slope above creek. Comment
  UC1949203  Phacelia breweri Barbara Ertter with Brad Olson, Dianne Lake, Ray Budzinsky 1991-5-20 9900 Alameda SE section of Ohlone Regional Wilderness ca 10 mi S of Livermore, N end of Mt. Hamilton Range; N Fork Indian Creek between Valpe and Wauhab ridges. Comment
  UC2027765  Phacelia breweri Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15595 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman. Comment
  RSA760008  Phacelia ciliata Barbara Ertter 1992-3-8 10906 Alameda South end Midway Road a short distance north of Patterson Pass junction; grassland behind fence east of road, heavy clay soil. Comment
  SD211616  Phacelia ciliata Barbara Ertter 1992-3-8 10906 Alameda South end Midway Road a short distance north of Patterson Pass junction; grassland behind fence east of road Comment
  UC1950241  Phacelia ciliata Barbara Ertter 1992-3-8 10906 Alameda south end Midway Road a short distance north of Patterson Pass junction Comment
  RSA756243  Phacelia distans Barbara Ertter, Brad Olson, Dianne Lake, Ray Budzinsky 1991-5-20 9888 Alameda Southeast section of Ohlone Regional Wilderness about 10 miles south of Livermore, north end of Mount Hamilton Range; South Fork Indian Creek where crossed by road. 854 Comment
  SD211617  Phacelia distans Barbara Ertter, Brad Olson et al 1991-5-20 9888 Alameda Southeast section of Ohlone Regional Wilderness circa 10 miles South of Livermore, North end of Mount Hamilton Range; South fork Indian Creek where crossed by road, partial shade in steep-side draw 853 Comment
  UC1949204  Phacelia distans Barbara Ertter with Brad Olson, Dianne Lake, Ray Budzinsky 1991-5-20 9888 Alameda SE section of Ohlone Regional Wilderness ca 10 mi S of Livermore, N end of Mt. Hamilton Range; S Fk Indian Creek where crossed by road Comment
  UC1861831  Phacelia divaricata Barbara Ertter, Brad Olson 1995-4-2 13950 Alameda Rancho Los Mochos Boy Scout Camp ca 2/3 way up Mines Road ca 15 air miles southeast of Livermore. Comment
  RSA721364  Phacelia divaricata Barbara Ertter, Brad Olson 1995-4-2 13950 Alameda Rancho Los Mochos Boy Scout Camp ca. 2/3 way up Mines Road ca. 15 air miles southeast of Livermore. Comment
  SEINET10581295  Phacelia divaricata Barbara J. Ertter, B. Olson 1995-4-2 Ertter 13950 Alameda Rancho Los Mochos Boy Scout Camp, ca. 2/3 of the way up Mines Road, ca. 15 air-miles southeast of Livermore. Edge of grassland near parking lot below serpentine chaparral. Comment
  UC1607673  Phacelia malvifolia Barbara Ertter, Brad Olson, Diane Lake 1991-6-21 10140 Alameda between San Pablo Ave. and Interstate 80 (n foot of hill); Albany, Albany Hill Comment
  UC1819068  Phacelia malvifolia Barbara Ertter 1994-5-28 12796 Alameda Albany Hill in northwest Albany,at north foot of hill,along fire trail Comment
  RSA666392  Phacelia malvifolia Barbara Ertter, Brad Olson, Dianne Lake 1991-6-21 10140 Alameda Albany Hill in Albany, between San Pablo Ave. and Interstate 80. Comment
  RSA0027885  Phacelia ramosissima var. ramosissima Barbara Ertter, Lee Main, Brad Olson 1997-5-10 15622 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, Main s property ca. 1 mi in from road. Comment
  UC2027858  Phacelia ramosissima var. ramosissima Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15622 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, Main's property ca 1 mile in from road. Comment
  JEPS96235  Phacelia tanacetifolia Barbara Ertter, Lynne Hosley 1993-4-17 11536 Alameda 10 air mi ese of Livermore (Tesla Road 1 road mi e of divide, side canyon s of road w of bend); Tesla Road 396 Comment
  SEINET2441198  Phacelia tanacetifolia Barbara Ertter, Lynne Hosley 1993-4-17 11536 Alameda Tesla Road ca. 1 road mile E of divide, side canyon south of road west of bend, ca. 10 airmiles ESE of Livermore. 396 Comment
  UC1606449  Phacelia tanacetifolia Barbara Ertter, Lynne Hosley 1993-4-17 11531 Alameda along creek where Tesla Rd heads uphill Corral Hollow Creek (road cut on n side of rd at base of slope) Comment
  UC1618346  Phacelia tanacetifolia Barbara Ertter, Lynne Hosley 1993-4-17 11536 Alameda 10 air mi ese of Livermore (Tesla Road 1 road mi e of divide, side canyon s of road w of bend); Tesla Road 396 Comment
  RSA691923  Phacelia tanacetifolia Barbara Ertter, Lynne Hosley 1993-4-17 11536 Alameda Tesla Road ca 1 road mile E of divide, side canyon S of road W of bend, ca 10 airmiles ESE of Livermore. 396 Comment
  RSA722221  Phalaris paradoxa Barbara Ertter 1994-5-23 12814 Alameda Northwest Berkeley west of freeway; at south end of Golden Gate Fields (behind Christmas-tree lot). Comment
  UC1795858  Phalaris paradoxa Barbara Ertter 1994-5-23 12814 Alameda Northwest Berkeley west of freeway Comment
  SEINET10596883  Phalaris paradoxa Barbara J. Ertter 1994-5-23 Ertter 12814 Alameda Northwest Berkeley west of freeway, weedy shell-filled landfill flat at south end of Golden Gate Fields (behind Christmas-tree lot). Comment
  UC1606445  Pholistoma auritum Barbara Ertter with Brad Olson and Sharon Weinberg 1993-5-22 11859 Alameda ca. 10 airmiles s. Pleasanton (Indian Joe Creek trail, ca. 1/2 way between top & bottom); s.-central Alameda Co., Sunol Regional Wilderness 152 Comment
  JEPS107115  Pholistoma membranaceum Barbara Ertter, CNPS 1995-3-10 14553 Alameda Brushy Peak in Alta Hills northeast of Livermore, tree-coverered knoll in grasslands (just south of Contra Costa county line) conglomerate outcrop west of parking area (at edge of property) on northeast side of Brushy Peak, around sandstone boulders in op Comment
  UC1795678  Pholistoma membranaceum Barbara Ertter, CNPS 1995-3-10 14553 Alameda Brushy Peak in Alta Hills northeast of Livermore, tree-coverered knoll in grasslands (just south of Contra Costa county line) conglomerate outcrop west of parking area (at edge of property) on northeast side of Brushy Peak, around sandstone boulders in op Comment
  UC2046405  Photinia davidiana Barbara Ertter 1999-6-18 s.n. Alameda UC-Berkeley, NE corner of Morgan Hall. Comment
  UC2046406  Photinia davidiana Barbara Ertter 2001-12-12 s.n. Alameda UC-Berkeley, NE corner of Morgan Hall. Comment
  UC2070588  Phyla nodiflora Barbara Ertter with CNPS 2004-11-21 18515 Alameda Lake Chabot Regional Park in hills east of San Leandro. Comment
  UC1789150  Phytolacca heterotepala Barbara Ertter 2004-10-3 18502 Alameda Berkeley Hills at edge of Glendale-La Loma Park; single plant at edge of natural area, with an additional individual noted in a nearby yard, berries ripening dark purple. Comment
  UC1607630  Pilularia americana Barbara Ertter 1991-5-12 9807 Alameda n Livermore (n of junction Bluebell Dr. & Hartford Ave.); Springtown wetlands 200 Comment
  RSA721282  Piptatherum miliaceum Barbara Ertter 1994-5-28 12799 Alameda Albany Hill in northwest Albany, Cerrito Creek, between creek & condominiums Comment
  RSA757306  Piptatherum miliaceum Barbara Ertter 1991-1-2 9713 Alameda Oakland Railroad Station on Wood Street, weedy area at north end of parking lot Comment
  UC1795715  Piptatherum miliaceum Barbara Ertter 1994-5-28 12799 Alameda Albany Hill in northwest Albany, along edge of Cerrito Creek Comment
  SEINET1910275  Piptatherum miliaceum Barbara Ertter 1991-1 9713 Alameda Oakland Railroad Station on Wood Street, weedy area at N end of parking lot. Comment
  UC2062463  Piptatherum miliaceum Barbara Ertter 2005-8-7 18616 Alameda Berkeley, fence line of vacant lot at corner of Hearst and Oxford north of University of California campus. Comment
  JEPS120281  Pittosporum crassifolium Barbara Ertter 2013-1-19 21302 Alameda west Berkeley, McLaughlin Eastshore State Park, Brickyard area of former landfill at edge of San Francisco Bay Comment
  JEPS107119  Pittosporum tenuifolium Barbara Ertter 1994-3-19 12329 Alameda Albany Hill in northwest Albany, along drainage at end of Madison St. Comment
  UC1795702  Pittosporum tenuifolium Barbara Ertter 1994-3-19 12329 Alameda Albany Hill in northwest Albany Comment
  UC2027767  Plagiobothrys bracteatus Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15587 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman. Comment
  UC2070574  Plagiobothrys bracteatus Barbara Ertter with Sally Reynolds, Dianne Lake and other CNPS 2004-4-10 18323 Alameda Warm Springs Unit of Don Edwards San Francisco Bay National Wildlife Refuge, SW Fremont between Auto Mall Parkway and Cushing Road, east of railroad tracks. Comment
  UC2042762  Plagiobothrys canescens Barbara Ertter with Brad Olson and Sharon Weinberg 1993-5-22 11855 Alameda S-central Alameda Co.: Sunol Regional Wilderness ca. 10 air miles south of Pleasanton, north side of Flaghill. Comment
  UC2027768  Plagiobothrys canescens Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15588 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman. Comment
  UC1818884  Plagiobothrys tenellus Barbara Ertter, Brad Olson 1995-4-2 13960 Alameda Rancho Los Mochos Boy Scout Camp ca 2/3 way up Mines Road ca 15 air miles southeast of Livermore; open grassy slope, +/- southeast facing. Comment
  UC1795857  Plantago coronopus Barbara Ertter 1994-5-23 12813 Alameda Northwest Berkeley west of freeway Comment
  UC2046343  Plantago coronopus Barbara Ertter 2001-5-12 s.n. Alameda N side of Albany Hill in northwest Albany. Comment
  UC1607538  Plantago elongata Barbara Ertter 1991-5-12 9809 a Alameda n of Livermore (n of junction of Bluebell Dr and Hartford Ave, Springtown wetlands); Springtown 200 Comment
  UC2062652  Plantago elongata Barbara Ertter with Sally Reynolds, Dianne Lake and other CNPS 2004-4-10 18336 Alameda Warm Springs Unit of Don Edwards San Francisco Bay National Wildlife Refuge, SW Fremont between Auto Mall Parkway and Cushing Road east of railroad tracks. Comment
  UC2013001  Plectritis ciliosa Barbara Ertter with Lynne Hosley 1993-4-17 11549 Alameda Top of hill ca 1/4 mile east of Tesla Road summit, ca 9 air miles ESE of Livermore. Comment
  RSA757942  Pleuropogon californicus Barbara Ertter 1991-5-12 9806 Alameda Springtown wetlands N of Livermore, swales in now-dry alkali flat north of junction Bluebell Dr. & Hartford Ave. 200 Comment
  SEINET1910264  Pleuropogon californicus Barbara Ertter 1991-1 9806 Alameda Springtown wetlands N of Livermore, north of junction Bluebell Dr & Hartford Ave 200 Comment
  UC1950134  Pleuropogon californicus Barbara Ertter 1991-5-12 9806 Alameda Springtown wetlands N of Livermore; flat north of junction Bluebell dr. & Hartford Ave. Comment
  UC2070448  Pleuropogon californicus Barbara Ertter with Sally Reynolds, Dianne Lake and other CNPS 2004-4-10 18321 Alameda Warm Springs Unit of Don Edwards San Francisco Bay National Wildlife Refuge, SW Fremont between tracks, dried bottom of duck pond in NE corner. Comment
  UC2028586  Poa pratensis Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15625 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, Main's property ca 1 mile in from road. Comment
  RSA757023  Poa secunda subsp. secunda Barbara Ertter, Lynne Hosley, Amy Hiss 1992-4-19 10967 Alameda Southwest corner of Lake Del Valle State Recreational Area south of Livermore. Comment
  UC1950395  Poa secunda subsp. secunda Barbara Ertter with Lynne Hosley and Amy Hiss 1992-4-19 10967 Alameda southwest corner of Lake Del Valle State Recreation Area south of Livermore; on east-facing hillside Comment
  UC1606393  Pogogyne serpylloides Barbara Ertter with Lynne Hosley and Amy Hiss 1992-4-19 10977 Alameda s. Livermore (s.w. corner of Lake Del Valle State Recreation Area); Lake Del Valle State Recreation Area Comment
  UC2062439  Polycarpon tetraphyllum Barbara Ertter 2005-8-7 18614 Alameda Albany (collected 1040 Neilson St. and common throughout area) Comment
  UC1606292  Polygonum amphibium var. emersum Barbara Ertter with Laura Fujii 1991-9-7 10817 Alameda Honker Bay arm of lake Anthony Chabot Regional Park (mudflats at e end, hills e of San Leandro) 701 Comment
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Feb 15 2015
  UC2028194  Polygonum aviculare subsp. neglectum Barbara Ertter with Richard Rabeler, Tony Morosco 1997-6-10 15655 Alameda Springtown wetlands at end of Bluebell Drive in N Livermore. Comment
  UC1818951  Polygonum capitatum Barbara Ertter 1994-5-28 12802 Alameda Albany Hill in northwest Albany, along creek bank in and at water's edge. Comment
  UC1606383  Polygonum convolvulus Barbara Ertter 1993-3-30 11471 Alameda Berkeley Way 1/2 block n Oxford Way (nw of University of California, next to Heath Sciences Building); Berkeley Comment
  UC1795689  Polygonum punctatum Barbara Ertter 1994-5-28 12803 Alameda Cerrito Creek at north base of Albany Hill in northwest Albany Comment
  RSA721740  Polygonum punctatum Barbara J. Ertter 1994-5-28 12803 Alameda Cerrito Creek at north base of Albany Hill in northwest Albany Comment
  UC2062634  Polygonum punctatum Barbara Ertter 1997-9-20 15862 Alameda Along Arroyo Mocho in Robertson Park in eastern Livermore. Comment
  UC2046344  Polypodium calirhiza Barbara Ertter 1998-1-11 15892 Alameda North side Albany Hill in north Albany. Comment
  RSA722060  Polypogon interruptus Barbara Ertter, CNPS 1996-5-12 14646 Alameda Arroyo Mocho adjacent to Robertson Park south of Livermore, west of Wente Road. Comment
  UC1795759  Polypogon interruptus Barbara Ertter, CNPS 1996-5-12 14646 Alameda Arroyo Mocho adjacent to Robertson Park south of Livermore, west of Wente Road, sandy wash with willows, Bacharis. Comment
  UC1818910  Polypogon interruptus Barbara Ertter, CNPS 1996-5-12 14654 Alameda Brushy Peak east of Vasco Rd. just south of county line, NNE of Livermore, canyon west of entrance north of peak, wet edge of small creek below dam, in full sun. Comment
  SEINET10827616  Polypogon interruptus Barbara J. Ertter 1996-5-12 Ertter 14646 Alameda Arroyo Mocho adjacent to Robertson Park south of Livermore, west of Wente Road, sandy wash with willows, Bacharis. Comment
  UC2042777  Polypogon viridis Barbara Ertter 1992-5-25 11073 Alameda Northwest Alameda Co. Along Cerrito Creek at north foot of Albany Hill, opposite Creekside Park; with non-native blackberries. Comment
  UC2046345  Polystichum munitum Barbara Ertter 1996-11-23 15410 Alameda North side Albany Hill in north Albany. Comment
  JEPS87953  Populus fremontii subsp. fremontii Barbara Ertter, Lynne Hosley 1993-4-17 11522 Alameda along Corral Hollow Creek (where Tesla Road heads uphill) Comment
  UC1607592  Populus fremontii subsp. fremontii Barbara Ertter, Lynne Hosley 1993-4-17 11522 Alameda along Corral Hollow Creek (where Tesla Road heads uphill) Comment
  UC1952811  Potamogeton crispus Barbara Ertter with David Gowen 2010-9-4 20574 Alameda Lake Chabot Regional Park east of San Leandro Comment
  SD211525  Potamogeton illinoensis Barbara Ertter, Laura Fujii 1991-9-7 10811 Alameda Anthony Chabot Regional Park in hills East of San Leandro, North end of middle branch of Bass Cove 70 Comment
  UC1950085  Potamogeton illinoensis Barbara Ertter with Laura Fujii 1991-9-7 10811 Alameda Anthony Chabot Regional Park in hills E of San Leandro, N end of middle branch of Bass Cove Comment
  UC2029160  Potamogeton illinoensis Barbara Ertter and Lynne Hosley 1990-10-20 9680 Alameda Upper end of Lake Del Valle south of Livermore. Comment
  UC2062717  Potamogeton illinoensis Barbara Ertter with David Gowen 2010-9-4 20571 Alameda Lake Chabot Regional Park east of San Leandro, submerged around margins of reservoir. Comment
  RSA756968  Potamogeton illinoensis Barbara Ertter, Laura Fujii 1991-9-7 10811 Alameda Anthony Chabot Regional Park in hills E of San Leandro, N end of middle branch of Bass Cove 70 Comment
  UC2062718  Potamogeton illinoensis Barbara Ertter 2005-8-15 18623 Alameda South end Lake Del Valle in hills south of Livermore, shallow water at lake margin. Comment
  UC2062719  Potamogeton illinoensis Barbara Ertter 1998-9-14 16415 Alameda Shadow Cliffs Regional Recreation Area east of Pleasanton. Comment
  UC2062716  Potamogeton nodosus Barbara Ertter with David Gowen 2010-9-4 20573 Alameda Lake Chabot Regional Park east of San Leandro, submerged around margins of reservoir. Comment
  RSA0026161  Potamogeton nodosus Barbara Ertter, Lynne Hosley 1990-10-20 9680 Alameda Upper end of Lake Del Valle south of Livermore. 300 Comment
  UC2028590  Potamogeton pusillus Barbara Ertter 1996-9-22 15310 Alameda Lake Del Valle in hills south of Livermore, edge of receding water at upper end. Comment
  UC1789205  Prunus avium Barbara Ertter with David Gowen 2005-12-5 18656 Alameda Joaquin Miller Park in Oakland Hills, Big Trees Trail paralleling Skyline Boulevard 426 Comment
  UC2031419  Prunus avium Barbara Ertter 2007-5-20 19017 Alameda Strawberry Canyon behind UC Berkeley Comment
  RSA722159  Prunus cerasifera Barbara Ertter 1997-2-9 15445 Alameda NE slope of Albany Hill in NW Albany Comment
  UC1618365  Prunus cerasifera Barbara Ertter 1992-4-11 10944 Alameda Grizzly Peak Boulevard at head of Claremont Canyon in Oakland Hills Claremont Canyon; Oakland Hills, , Grizzly Peak Blvd Comment
  UC1795886  Prunus cerasifera Barbara Ertter 1994-5-28 12807 Alameda Cerrito Creek at north base of Albany Hill in northwest Albany Comment
  JEPS96246  Prunus dulcis Barbara Ertter 1992-3-8 10897 Alameda roadside along Positas Creek, near junction of Patterson Pass Road and South Flynn Road Positas Creek Comment
  UC1618368  Prunus dulcis Barbara Ertter 1992-3-8 10897 Alameda roadside along Positas Creek, near junction of Patterson Pass Road and South Flynn Road Positas Creek Comment
  UC1795851  Prunus dulcis Barbara Ertter, CNPS 1995-3-10 14555 Alameda Brushy Peak in Alta Hills northeast of Livermore, tree-coverered knoll in grasslands (just south of Contra Costa county line) conglomerate outcrop west of parking area (at edge of property) on northeast side of Brushy Peak, around sandstone boulders in op Comment
  RSA721586  Prunus serrulata Barbara Ertter 1999-4-15 16502 Alameda Strawberry Canyon East of UC Berkeley campus: wooded area at base of fire trail behind UC Botanical Garden. Comment
  UC1789096  Prunus serrulata Barbara Ertter 1999-4-15 16502 Alameda Strawberry Canyon E of UC Berkeley campus, wooded area at base of fire trail behing UC Botanical Garden Comment
  UC1795700  Prunus subcordata Barbara Ertter 1994-3-12 12324 Alameda Albany Hill in NW Albany, NW corner of hill, ca halfway up, between oak forest and eucalyptus. Comment
  UC2027871  Prunus subcordata Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15608 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, ca 1/4 mile in from road. Comment
  UC2062619  Prunus virginiana var. demissa Barbara Ertter 1999-11-26 16864 Alameda Sunol Regional Wilderness south of Pleasanton, Maguire Peaks area north of Welch Creek Road. Comment
  UC1819034  Pseudognaphalium californicum Barbara Ertter 1995-6-23 14268 Alameda Albany Hill in northwest Albany east of I-80; upper part of west-facing hillside, near outcrop Comment
  UC1819027  Pseudognaphalium luteoalbum Barbara Ertter, Brad Olson 1994-6-11 12830 Alameda Del Valle Regional Park south of Livermore Comment
  UC2042877  Pseudognaphalium luteoalbum Barbara Ertter 1993-4-24 11564 Alameda SW Alameda Co.: Mission Peak Regional Preserve southeast of Fremont, headwaters of Agua Caliente Creek, spring with water trough along Horse Heaven Trail in SE corner of preserve. Comment
  UC1795809  Pseudognaphalium stramineum Barbara Ertter, Tony Morosco, Steve Lussier, Brian Knave 1994-9-23 13909 Alameda Radio Point Beach at east end of Bay Bridge, dunes and marsh north of Toll Plaza, San Francisco Bay, west Oakland. Comment
  UC2031403  Psilocarphus oregonus Barbara Ertter with Lynne Hosley 1991-6-23 10152 Alameda Springtown wetlands N Livermore, N of Hartford Ave. at end of Bluebell Drive Comment
  UC1818883  Psilocarphus tenellus Barbara Ertter, Brad Olson 1995-4-2 13961 Alameda Rancho Los Mochos Boy Scout Camp ca 2/3 way up Mines Road ca 15 air miles southeast of Livermore; open grassy slope, +/- southeast facing. Comment
  UC1949152  Psilocarphus tenellus var. tenellus Barbara Ertter with Lynne Hosley and Amy Hiss 1992-4-19 10973 Alameda southwest corner of Lake Del Valle State Recreation south of Livermore Comment
  RSA758275  Puccinellia distans Barbara Ertter 1991-5-12 9789 Alameda Springtown wetlands north of Livermore, +/- alkaline mud along Altamont Creek where it crosses Bluebell Drive at community park, edge of cattail-filled slogh (Arroyo Las Casitas) 200 Comment
  SBBG122804  Puccinellia distans B. Ertter 1991-5-12 9789 Alameda Arroyo Las Casitas, Altamont Crk where it crosses Bluebell Drive 200 Comment
  SD211519  Puccinellia distans Barbara Ertter 1991-5-12 9789 Alameda Springtown wetlands North of Livermore, +/- alkaline mud along Altamont Creek where it crosses Bluebell Drive at community park, edge of cattail-filled slough (Arroya Las Casitas) 199 Comment
  SEINET1910013  Puccinellia distans Barbara Ertter 1991-1 9789 Alameda Springtown wetlands N of Livermore, +/- alkaline mud along Altamont Creek where it crosses Bluebell Drive at community park, edge of cattail-filled slough (Arroyo Las Casitas) 200 Comment
  UC1950076  Puccinellia distans Barbara Ertter 1991-5-12 9789 Alameda Springtown wetlands N of Livermore; mud along Altamont Creek where it crosses Bluebell Drive at community park; (Arroyo Las Casitas) Comment
  UCR263785  Puccinellia distans Barbara Ertter 1991-5-12 9789 Alameda Diablo Range, Springtown wetlands north of Livermore, Altamont Creek where it crosses Bluebell Drive at community park, Arroyo Las Casitas 200 Comment
  RSA758277  Puccinellia nutkaensis Barbara Ertter 1991-6-30 10171 Alameda Wildlife refuge at SW end of Alameda island, S extension of beach, edges of salicornia marsh Comment
  UC1950118  Puccinellia nutkaensis Barbara Ertter 1991-6-30 10171 Alameda wildlife refuge at SW end of Alameda island, S extension of beach Comment
  UC1795103  Pyracantha crenatoserrata Barbara Ertter 1998-4-11 15977 Alameda Albany Hill in northwest Albany; uncommon shrub at lower end of west slope, in open eucalyptus forest. Comment
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Feb 10 2013
  UC1795102  Pyracantha koidzumii Barbara Ertter 1998-4-11 15976 Alameda Albany Hill in northwest Albany; single shrub on southwest side of ridge in open eucalyptus forest; petals white or pink-tinged. Comment
  UC2043059  Quercus X morehus Barbara Ertter 1992-4-11 10946 Alameda Claremont Canyon in Oakland Hills, University of California property. Comment
  UC2029006  Quercus palmeri Barbara Ertter 1999-11-26 16862 Alameda Sunol Regional Wilderness south of Pleasanton, Maguire Peaks area north of Welch Creek Road, top of west peak. Comment
  UC1606446  Rafinesquia californica Barbara Ertter with Brad Olson and Sharon Weinberg 1993-5-22 11861 Alameda ca. 10 airmi. s. Pleasanton (Indian Joe Creek trail (ca. halfway between top & bottom), Sunol Regional Wilderness); s.-central Alameda Co., Sunol Regional Wilderness 152 Comment
  UC1818985  Rafinesquia californica Barbara Ertter, Laurel Collins, Dale Sanders 1994-5-27 12790 Alameda Grizzly Peak open space south of Marlborough Terrace Comment
  UC1818947  Ranunculus aquatilis var. hispidulus Barbara Ertter, Thomas J. Delendick 1996-5-2 14608 Alameda Spring town wetlands, north of Livermore, along closed section of Hartford Rd., alkali grasslands. Comment
  UC1818869  Ranunculus californicus Barbara Ertter, Carol Fitzgerald 1995-2-11 13927 Alameda Albany Hill in northwest Albany Comment
  UCR263528  Ranunculus canus Barbara Ertter, CNPS 1995-3-10 14560 Alameda Brushy Peak Regional Preserve, northeast of Brushy Peak, above creek. Alta Hills, northeast of Livermore 305 Comment
  UC2027772  Ranunculus canus Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15582 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, near road junction. Comment
  UC2027773  Ranunculus canus Barbara Ertter with Brad Olson and Roy West 1997-5-10 15580 Alameda Rancho Los Mochos on west side of Mines Road in mountains SE of Livermore. Comment
  UC2029100  Ranunculus canus Barbara Ertter with CNPS 1995-3-10 14560 Alameda Brushy Peak in Alta Hills northeast of Livermore. Comment
  JEPS113078  Ranunculus cortusifolius Barbara Ertter 2001-5-8 17625 Alameda campus of UC-Berkeley, in beds between Valley Life Science Building and Life Science Annex. Possibly originating from intentionally strewn seeds, but now persisting and spontaneously spreading to adjacent. Plants to 3 f tall, roots fleshy-thickened, Comment
  UC1789180  Ranunculus cortusifolius Barbara Ertter 2001-5-8 17625 Alameda campus of UC-Berkeley, in beds between Valley Life Science Building and Life Science Annex. Possibly originating from intentionally strewn seeds, but now persisting and spontaneously spreading to adjacent. Plants to 3 f tall, roots fleshy-thickened, Comment
  RSA722151  Ranunculus cortusifolius Barbara J. Ertter 2001-5-8 17625 Alameda campus of UC Berkeley, in beds between Valley life Science Building and Life Science Annex. Comment
  SD241939  Ranunculus cortusifolius Barbara Ertter 2001-5-8 17625 Alameda Campus of UC-Berkeley, in beds between Balley Life Science Building and Life Science Annex. Comment
  UC1949153  Ranunculus hebecarpus Barbara Ertter with Brad Olson, Dianne Lake, Ray Budzinsky 1991-5-20 9918 Alameda SE section of Ohlone Regional Wilderness ca 10 mi S of Livermore, N end of Mt. Hamilton Range; N-facing slope upstream from Murietta Falls on San Antonio Creek Comment
  UC2013047  Ranunculus repens Barbara Ertter 1996-8-29 15273 Alameda Strawberry Canyon in hills behind campus of University of California in Berkeley. Comment
  UC1818871  Ribes aureum Barbara Ertter 1994-5-28 12797 Alameda Cerrito Creek in NW Albany at NW foot of Albany Hill, along path between creek and condominiums Comment
  UC2070469  Ribes aureum Barbara Ertter with Tony Morosco 2000-4-12 16963 Alameda Mines Road in mountains southeast of Livermore, 16 miles from base, streamside above Rancho Los Mochos. Comment
  UC1818946  Ribes californicum var. californicum Barbara Ertter 1995-1-14 13921 Alameda Albany Hill in northwest Albany. Comment
  UC1818981  Ribes malvaceum var. malvaceum Barbara Ertter 1994-3-12 12325 Alameda Albany Hill in northwest Albany, oak forest on N face of hill, path at edge of Jackson St. Comment
  UC2027860  Ribes quercetorum Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15618 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, Main's property ca 1 mile in from road. Comment
  JEPS120289  Ricinus communis Barbara Ertter 2013-1-19 21299 Alameda Comment
  UC2028556  Ricinus communis Barbara Ertter 1997-9-27 15874 Alameda North edge of Albany, bank of Cerrito Creek at base of Albany Hill. Comment
  UC2028557  Ricinus communis Barbara Ertter 1997-9-27 15874 Alameda North edge of Albany, bank of Cerrito Creek at base of Albany Hill. Comment
  JEPS107079  Robinia pseudoacacia Barbara Ertter 1992-4-19 10983 Alameda 1 mi e of Altamont, on Altamont Pass Road, at headwaters of Mountain House Creek, ne Alameda County Comment
  RSA695409  Robinia pseudoacacia Barbara Ertter 1992-4-19 10983 Alameda Ca. 1 mile east of Altamont on Altamont Pass Road, at headwaters of Mountain House Creek. Comment
  UC1619978  Robinia pseudoacacia Barbara Ertter 1992-4-19 10983 Alameda 1 mi e of Altamont (on Altamont Pass Road, at headwaters of Mountain House Creek, ne Alameda County); Altamont Pass Road Comment
  UCD108412  Robinia pseudoacacia Barbara Ertter 1992-4-19 10983 Alameda northeast part of county, ca. 1 mile east of Altamont on Altamont Pass Road, at headwaters at Mountain House Creek. Comment
  RSA666366  Rorippa palustris subsp. occidentalis Barbara Ertter, Laura Fujii 1991-9-7 10815 Alameda Anthony Chabot Regional Park in hills east of San Leandro, north end of middle branch of Bass Cove. 70 Comment
  UC1618286  Rorippa palustris var. occidentalis Barbara Ertter with Laura Fujii 1991-9-7 10815 Alameda in hills e of San Leandro (n end of middle branch of Bass Cove, Anthony Chabot Regional Park); Anthony Chabot Regional Park, Bass Cove 70 Comment
  UC1927278  Rosa luciae Barbara Ertter 1993-6-16 11897 Alameda Strawberry Canyon in Berkeley Hills behind University of California campus, along fire trail below UC Botanical Gardens 182 Comment
  UC1927281  Rosa luciae Barbara Ertter with Fosiee Tahbaz 1992-6-21 11232 Alameda fire trail on N side of Claremont Canyon in Oakland Hills, at cross road on ridge in University of California property 426 Comment
  UC1795695  Rosmarinus officinalis Barbara Ertter, Kristina Filopovich 1994-8-19 13077 Alameda Albany waterfront ''bulb'' on former landfill north of Golden Gate Fields, Buchanan St. extension, waste dirt on debris Comment
  CDA5735  Rosmarinus officinalis Barbara Ertter, K. Filopovich 1994-8-19 13077 Alameda Albany waterfront bulb on former landfill north of Golden Gate Fields, Buchanan Street extension. 0 Comment
  UC1789164  Rubus Barbara Ertter 2000-10-22 17543 Alameda Shinn Pond in Fremont (east of Quarry Lakes) due west of Niles, surrounded by many planted shrubs. Comment
  UC2031453  Rubus ulmifolius var. anoplothyrsus Barbara Ertter 2014-4-6 21704 Alameda Joaquin Miller Park in Oakland hills, Sunset Loop Trail between Sunset Trail and Fern Ravine Trail Comment
  RSA666410  Rubus ulmifolius var. inermis Barbara Ertter 1992-6-20 11229 Alameda BART path S of Washington Street in Albany. Comment
  UC1618366  Rubus ulmifolius var. inermis Barbara Ertter 1992-6-20 11229 Alameda BART path s of Washington Street in Albany (area behind house) Comment
  UC1618386  Rumex conglomeratus Barbara Ertter, Brad Olson, Diane Lake 1991-8-25 10735 Alameda Springtown wetlands n of Livermore (where Bluebell Drive crosses Altamont Creek) 200 Comment
  UC1818953  Rumex conglomeratus Barbara Ertter 1994-5-28 12804 Alameda Albany Hill in northwest Albany, along creek bank in and at water's edge. Comment
  UC1818955  Rumex obtusifolius Barbara Ertter, Lynne Hosley 1994-7-2 12886 Alameda Dimond Park in Dimond Canyon, south of Park Blvd. in Oakland south of Piedmont; along creek at west end of park, almost completely non-native. Comment
  UC2062636  Rumex pulcher Barbara Ertter 1997-9-20 15848 Alameda Along Arroyo Mocho in Robertson Park in eastern Livermore. Comment
  UC1795779  Rumex salicifolius var. denticulatus Barbara Ertter, CNPS 1996-5-12 14647 Alameda Arroyo Mocho adjacent to Robertson Park south of Livermore, west of Wente Road, sandy wash with willows, Bacharis. Comment
  UC1606420  Rumex salicifolius var. salicifolius Barbara Ertter with Brad Olson and Sharon Weinberg 1993-5-22 11863 Alameda ca 10 air mi s Pleasanton (along Alameda Creek, behind headquarters, Sunol Regional Wilderness, s central Alameda Co.); Sunol Regional Wilderness, Alameda Creek Comment
  JEPS107125  Rumex salicifolius var. transitorius Barbara Ertter, CNPS 1996-5-12 14658 Alameda Brushy Peak east of Vasco Rd. just south of county line, NNE of Livermore, Lolium-filled swale below spring in hills north of peak. Comment
  UC1795676  Rumex salicifolius var. transitorius Barbara Ertter, CNPS 1996-5-12 14658 Alameda Brushy Peak east of Vasco Rd. just south of county line, NNE of Livermore, Lolium-filled swale below spring in hills north of peak. Comment
  UC1818952  Rumex salicifolius var. transitorius Barbara Ertter 1994-5-28 12798 Alameda Albany Hill in northwest Albany, along edge of Cerrito Creek, brush between creek and condominiums along path. Comment
  UC2062620  Ruppia maritima Barbara Ertter 2002-6-1 17947 Alameda Radio Beach north of Bay Bridge toll plaza, NW Oakland. Comment
  UC1719894  Rytidosperma caespitosum Barbara Ertter 2003-6-26 18231 a Alameda Berkeley, NW edge of Strawberry Canyon on E edge of main UC campus, NE of main viewing area for Tightwad Hill overlooking football stadium, E side of eucalyptus grove Comment
  UC1719895  Rytidosperma caespitosum Barbara Ertter, Steve Matson 2002-2-16 17815 a Alameda Berkeley, NW edge of Strawberry Canyon on E edge of main UC campus, NE of main viewing area for Tightwad Hill overlooking football stadium, below eucalyptus grove Comment
  UC1715737  Rytidosperma penicillatum Barbara Ertter 2000-7-19 17419 Alameda north Berkeley Comment
  CDA2401  Rytidosperma racemosum Barbara Ertter 2003-6-21 18224 Alameda West side of Albany Adult School on San Gabriel Avenue south of Brighton Avenue, Albany. 0 Comment
  CHSC106699  Rytidosperma racemosum Barbara Ertter 2003-6-19 18216 Alameda Mendocino Ave. at Marin Circle in north Berkeley. Comment
  RSA756396  Rytidosperma racemosum Barbara Ertter 2003-6-20 18220 Alameda 1108 Fresno Avenue south of Monterey Avenue in north Berkeley. Comment
  RSA756408  Rytidosperma racemosum Barbara Ertter 2003-6-20 18221 Alameda Berkeley northwest of UC campus, 1766 Walnut Street Comment
  RSA757301  Rytidosperma racemosum Barbara Ertter 2003-6-21 18224 Alameda Albany, west side of Albany Adult School on San Gabriel Avenue south of Brighton Avenue. Comment
  SBBG122984  Rytidosperma racemosum B. Ertter 2003-6-20 18223 Alameda NE corner of Hopkins Street and The Alameda; Berkeley Comment
  UC1715736  Rytidosperma racemosum Barbara Ertter 1998-6-13 16207 Alameda W side of Albany Hill (along path SE of condominiums); NW Alameda County Comment
  UC1719896  Rytidosperma racemosum Barbara Ertter 2003-6-19 18217 Alameda 859 Alameda north of Solano Ave. in north Berkeley Comment
  UC1719897  Rytidosperma racemosum Barbara Ertter 2003-6-20 18222 Alameda 11601 Bonita Ave. at Cedar St. in north Berkeley Comment
  UC1719898  Rytidosperma racemosum Barbara Ertter 2003-6-19 18218 Alameda 1601 Spruce St. just south of Cedar St. in Berkeley north of UC campus Comment
  UC1719899 Image available Rytidosperma racemosum Barbara Ertter 2003-6-19 18219 Alameda N of UC campus in Berkeley, 1770 Arch St. N of Hearst Ave. Comment
  UC1719900  Rytidosperma racemosum Barbara Ertter 2003-6-21 18224 Alameda Albany, W side of Albany Adult School on San Gabriel Ave. S of Brighton Ave. Comment
  UC1719901  Rytidosperma racemosum Barbara Ertter 2003-6-19 18216 Alameda Mendocino Ave. at Marin Circle in north Berkeley, well-developed population in lawns of several adjacent residential lots Comment
  UC1719902  Rytidosperma racemosum Barbara Ertter 2003-6-20 18221 Alameda Berkeley NW of UC campus, 1766 Walnut St. Comment
  UC1719903  Rytidosperma racemosum Barbara Ertter 2003-6-20 18223 Alameda NE corner of Hopkins St. and The Alameda in north Berkeley Comment
  UC1719904  Rytidosperma racemosum Barbara Ertter 2003-6-20 18220 Alameda 1108 Fresno Ave. south of Monterey Ave. in north Berkeley Comment
  UC1719907  Rytidosperma racemosum Barbara Ertter 2003-6-21 18224 Alameda Albany, W side of Albany Adult School on San Gabriel Ave. S of Brighton Ave. Comment
  UCD94974  Rytidosperma racemosum Barbara Ertter 2003-6-21 18224 Alameda Albany, west side of Albany Adult School on San Gabriel Avenue; south of Brighton Avenue. Comment
  UCR263792  Rytidosperma racemosum Barbara Ertter 2003-6-19 18216 Alameda Central Coast, Mendocino Avenue at Marin Circle in north Berkeley 119 Comment
  RSA756391  Rytidosperma racemosum Barbara Ertter 1998-6-13 16207 Alameda West side of Albany Hill, in open eucalyptus forest along path southeast of condominiums Comment
  SEINET1910278  Rytidosperma racemosum Barbara Ertter 2003-1 18220 Alameda 1108 Fresno Ave. south of Monterey Ave. in north Berkeley. Comment
  CDA2400  Rytidosperma richardsonii Barbara Ertter 2003-6-26 18231 Alameda Northwest edge of Strawberry Canyon on east edge of main UC campus, northeast of main Viewing area for Tightwad Hill overlooking football stadium, Berkeley. 0 Comment
  RSA756407  Rytidosperma richardsonii Barbara Ertter 2003-6-26 18231 Alameda Berkeley, northwest edge of Strawberry Canyon on east edge of main UC campus, northeast of main viewing area for Tightwad Hill overlooking football stadium Comment
  RSA758310  Rytidosperma richardsonii Barbara Ertter, Steve Matson 2002-2-16 17815 Alameda Berkeley, northwest edge of Strawberry Canyon on east edge of main UC campus, northeast of main viewing area for Tightwad Hill overlooking football stadium; southeast-facing grassland at edge of brush, below eucalyptus grove. Comment
  SEINET1910283  Rytidosperma richardsonii Barbara Ertter 2003-1 18231 Alameda Berkeley, norhtwest edge of Strawberry Canyon on east edge of main UC campus, northeast of main ''viewing area'' for ''Tightwad Hill'' overlooking football stadium. Comment
  UC1719905  Rytidosperma richardsonii Barbara Ertter 2003-6-26 18231 Alameda Berkeley, NW edge of Strawberry Canyon on E edge of main UC campus, NE of main viewing area for Tightwad Hill overlooking football stadium, E side of eucalyptus grove Comment
  UC1719906  Rytidosperma richardsonii Barbara Ertter 2003-6-26 18231 Alameda Berkeley, NW edge of Strawberry Canyon on E edge of main UC campus, NE of main viewing area for Tightwad Hill overlooking football stadium, E side of eucalyptus grove Comment
  UC1719910  Rytidosperma richardsonii Barbara Ertter, Steve Matson 2002-2-16 17815 Alameda Berkeley, NW edge of Strawberry Canyon on E edge of main UC campus, NE of main viewing area for Tightwad Hill overlooking football stadium, below eucalyptus grove Comment
  UC1979223  Rytidosperma richardsonii Barbara Ertter 2003-6-26 18231 Alameda Berkeley, NW edge of Strawberry Canyon on E edge of main UC campus, NE of main viewing area for Tightwad Hill overlooking football stadium, E side of eucalyptus grove Comment
  UCD92329  Rytidosperma richardsonii Barbara Ertter 2003-6-26 18231 Alameda Berkeley, northwest edge of Strawberry Canyon on east edge of main UC campus, northeast of main 'viewing area' for 'Tightwad Hill' overlooking football stadium. Comment
  UC1789102  Sagina procumbens Barbara Ertter 2001-8-4 17791 Alameda Merritt College in Oakland Hills, weedy area behind propagation area for California Native Plant Society. Comment
  UC1949238  Salicornia depressa Barbara Ertter 1991-6-30 10168 Alameda wildlife refuge at SW end of Alameda island, S extension of beach Comment
  RSA756237  Salicornia maritima Barbara Ertter 1991-6-30 10168 Alameda Wildlife refuge at SW end of Alameda island, S extension of beach, edges of salicornia marsh Comment
  JEPS87994  Salicornia subterminalis Barbara Ertter 1991-5-12 9797 Alameda Springtown wetlands n Livermore (w side near Lorraine Street, alkali openings n of Hartford Avenue); Springtown wetlands n of Livermore 200 Comment
  UC1618189  Salicornia subterminalis Barbara Ertter 1991-5-12 9797 Alameda Springtown wetlands n Livermore (w side near Lorraine Street, alkali openings n of Hartford Avenue); Springtown wetlands n of Livermore 200 Comment
  UC1818889  Salicornia virginica Barbara Ertter, Tony Morosco, Steve Lussier, Brian Knave 1994-9-23 13910 Alameda Radio Point Beach at east end of Bay Bridge, dunes and marsh north of Toll Plaza, San Francisco Bay, west Oakland; edge of marsh. Comment
  CDA34971  Salsola australis Barbara Ertter, Diane Lake, Brad Olson, CNPS members 1991-8-25 10727 Alameda Oakland; southwestern part of city, San Leandro Bay Regional Shoreline, north of the Oakland International Airport, near end of Edgewater Drive. 0 Comment
  RSA756238  Salsola soda Barbara Ertter 1991-6-30 10169 Alameda Wildlife refuge at SW end of Alameda island, S extension of beach, edges of salicornia marsh Comment
  UC1949072  Salsola soda Barbara Ertter 1991-6-30 10169 Alameda wildlife refuge at SW end of Alameda island, S extension of beach Comment
  UC1949073  Salsola tragus Barbara Ertter, Dianne Lake, Brad Olson, other CNPS members 1991-8-25 10727 Alameda near end of Edgewater Drive; San Leandro Bay Regional Shoreline N of the Oakland International Airport in SW Oakland Comment
  UC1795737  Salvia columbariae Barbara Ertter, Brad Olson 1995-4-2 13976 Alameda Rancho Los Mochos Boy Scout Camp ca 2/3 way up Mines Road ca 15 air miles southeast of Livermore; section of property on northeast side of Mines Rd., ''Cardiac Hill'' = outcrop of crumbling volcanic? rock. Comment
  UC2013009  Sanicula tuberosa Barbara Ertter with Brad Olson, Dianne Lake, and Ray Budzinsky 1991-5-20 9895 Alameda SE section of Ohlone Regional Wilderness ca 10 mi S of Livermore, N end of Mt. Hamilton Range; Buckboard Trail at gate on Valpe Ridge. Comment
  UCD125668  Satureja calamintha subsp. ascendens Barbara Ertter 2000-9-2 17518 Alameda Strawberry Canyon east of UC Berkeley campus, south end of firetrail beyond head of Panoramic Drive. Comment
  CHSC106712  Scabiosa atropurpurea Barbara Ertter; Brad Olson, Dave Bigham, Amy Hiss 1991-6-16 10130 Alameda Fairmont Ridge SW of lake Chabot, etween Fairmont Dr. and Lake Chabot Dr., SE San Leandro. 121 Comment
  RSA755511  Scabiosa atropurpurea Barbara Ertter, Brad Olson, Dave Bigham, Amy Hiss 1991-6-16 10130 Alameda Fairmont Ridge southwest of Lake Chabot, between Fairmont Drive and Lake Chabot Drive, southeast San Leandro. 122 Comment
  SBBG122961  Scabiosa atropurpurea B. Ertter 1991-6-16 10130 Alameda Fairmont Ridge SW of Lake Chabot, between Fairmont Drive and Lake Chabot Drive; San Leandro 121 Comment
  UC1607615  Scabiosa atropurpurea Barbara Ertter with Brad Olson and Lynne Hosley 1991-7-28 10667 Alameda Berkeley Hills behind Kerr Campus of University of California (e end of Dwight Way); Berkeley Hills, Dwight Way Comment
  UC1949093  Scabiosa atropurpurea Barbara Ertter with Brad Olson, Dave Bigham, Amy Hiss 1991-6-16 10130 Alameda Fairmont Ridge SW of Lake Chabot, between Fairmont Dr. & Lake Chabot Dr., SE San Leandro; S-facing hillside at NW end of county property Comment
  CDA34970  Scabiosa atropurpurea Barbara Ertter, Brad Olson, Dave Bingham, Amy Hiss 1991-6-16 10130 Alameda Fairmont Ridge, southwest of Lake Chabot, between Fairmont Dr. and Lake Chabot Dr., southeastern San Leandro, northwest end of county property. Comment
  UC1606323  Scandix pecten-veneris Barbara Ertter with Brad Olson, Dianne Lake, Ray Budzinsky 1991-5-20 9894 Alameda 10 mi s of Livermore (n end of Mt. Hamilton Range, se section of Ohlone Regional Wilderness, Buckboard Trail at gate on Valpe Ridge); Mt. Hamilton Range, Ohlone Regional Wilderness, Valpe Ridge 1066 Comment
  UC1950401  Schinus molle Barbara Ertter 1992-4-19 10982 Alameda Mountain House on California Aqueduct, at junction of Altamont Pass Road and Grant Line Road, along Mountain House Creek Comment
  RSA757366  Schoenoplectus maritimus Barbara Ertter, Elizabeth Neese 1990-10-16 9666 Alameda South end of Aquatic Park in west Berkeley, end of Bay Street (between interstate and railroad) Comment
  UC2027867  Schoenoplectus pungens var. longispicatus Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15612 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, ca 1/2 mile in from road. Comment
  RSA0027883  Schoenoplectus pungens var. pungens Barbara Ertter, Lee Main, Brad Olson, et al. 1997-5-10 15612 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, ca. 0.5 mi in from road. Comment
  SEINET3914372  Scirpus maritimus Barbara Ertter, Elizabeth Neese 1990-10-16 9666 Alameda South end of Aquatic Park in west Berkeley, end of Bay Street (between interstate and railroad).; 0 Comment
  SEINET10752293  Scirpus pungens Barbara J. Ertter, Lee Main; B. Olson 1997-5-10 Ertter 15612 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, ca 1/2 mile in from road, wet meadow at edge of creek with mineral salts at water's edge. Comment
  UC2013062  Selaginella bigelovii Barbara Ertter with Brad Olson, Dianne Lake, and Ray Budzinsky 1991-5-20 9917 Alameda SE section of Ohlone Regional Wilderness ca 10 mi S of Livermore, N end of Mt. Hamilton Range; Murietta Falls on San Antonio Creek Comment
  UC2027859  Senecio aronicoides Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15619 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, Main's property ca 1 mile in from road. Comment
  UC2028342  Senecio aronicoides Barbara Ertter with Brad Olson, Dianne Lake, Ray Budzinsky 1991-5-20 9916 Alameda SE section of Ohlone Regional Wilderness ca. 10 mi S of Livermore, N end of Mt. Hamilton Range, Greenside Trail, near oak grove near large rock SE of Murietta Falls Comment
  UC1818912  Senecio breweri Barbara Ertter, CNPS 1996-5-12 14661 Alameda Brushy Peak east of Vasco Rd. just south of county line, NNE of Livermore, north-facing slope west of main peak, grassy with many herbs, some outcrops. Comment
  UC1618407  Senecio glomeratus Barbara Ertter with Laura Fujii 1991-9-7 10821 Alameda hills e. San Leandro (mudflats at e. end Honker Bay arm of lake, Anthony Chabot Regional Park); Anthony Chabot Regional Park 701 Comment
  UC2028197  Senecio glomeratus Barbara Ertter with James L. Reveal and Brad Olson 1997-7-21 15762 Alameda Palomares Road at milepost 8.8 north of Niles Canyon. Comment
  RSA516340  Senecio mikanioides Barbara Ertter 1985-12-7 5766 Alameda North side of Albany Hill near Cerrito Creek, north edge of Albany. Comment
  UC1618404  Senecio minimus Barbara Ertter with Laura Fujii 1991-9-7 10816 Alameda hills e. San Leandro (n. end of middle branch of Bass Cove, Anthony Chabot Regional Park); Anthony Chabot Regional Park 70 Comment
  UCR265186  Setaria gracilis Barbara Ertter 1990-10-17 9667 Alameda Central Coast, southwest Berkeley, along seldom-used railroad tracks south of Ashby Avenue, between 7th Street and San Pablo Avenue 13 Comment
  SEINET10605318  Setaria gracilis Barbara J. Ertter, Daniel H. Norris 1994-6-25 Ertter 12872 Alameda Albany Hill in northwest Albany; west side of hill in partial shade of bluegum. Growing from cracks in mortared road bank; dense tufts. Comment
  RSA720844  Setaria parviflora Barbara Ertter, Dan Norris 1994-6-25 12872 Alameda Albany Hill in northwest Albany; west side of hill. Comment
  RSA756713  Setaria parviflora Barbara Ertter 1990-10-17 9667 Alameda Southwest Berkeley, along seldom-used railroad tracks south of Ashby Avenue, between 7th Street and San Pablo Avenue. Comment
  SD211520  Setaria parviflora Barbara Ertter 1990-10-17 9667 Alameda Southwest Berkeley, along seldom-used railroad tracks south of Ashby Avenue, between 7th Street and San Pablo Avenue Comment
  UC1795867  Setaria parviflora Barbara Ertter, Dan Norris 1994-6-25 12872 Alameda Albany Hill in northwest Albany; west side of hill in partial shade of bluegum. Comment
  UC1949308  Setaria parviflora Barbara Ertter 1990-10-17 9667 Alameda southwest Berkeley, along seldom-used railroad tracks south of Ashby Avenue, between 7th St. and San Pablo Ave. Comment
  UC2029156  Setaria pumila subsp. pumila Barbara Ertter with Lynne Hosley 1990-10-20 9678 Alameda NE ALAMEDA CO.: Kelso Road to Bethany Reservoir west of Mountain House Road. Comment
  UCR263545  Setaria pumila subsp. pumila Barbara Ertter, Lynn Hosley 1990-10-20 9678 Alameda Inner Coast Range, Kelso Road to Bethany Reservoir west of Mountain House Road 66 Comment
  SEINET3123685 Image available Setaria viridis Barbara Ertter 1990-10-17 9667 Alameda Southwest Berkeley, along seldom-used railroad tracks South of Ashby Avenue, between 7th Street and San Pablo Avenue. Comment
  UC1618247  Sidalcea malviflora subsp. laciniata Barbara Ertter with David Thompson 1989-5-10 8447 Alameda W side of Albany Hill in NW corner of Albany Comment
  UC1607515  Silene antirrhina Barbara Ertter, Lynne Hosley 1993-4-17 11544 Alameda ca 10 airmi ese Livermore (Tesla Road ca 1 road mi e of divide, side canyon s of road w of bend); ese of Livermore 426 Comment
  JEPS107082  Sinapis arvensis Barbara Ertter 1993-4-24 11553 Alameda Mission Peak Regional Preserve, southeast of Fremont, field near Stanford Avenue trailhead Comment
  UC1619975  Sinapis arvensis Barbara Ertter 1993-4-24 11553 Alameda se of Fremont (field near Stanford Avenue trailhead, Mission Peak Regional Preserve, sw Alameda County); Mission Peak Regional Preserve 152 Comment
  RSA696013  Sinapis arvensis Barbara Ertter 1993-4-24 11553 Alameda Mission Peak Regional Preserve, SE of Fremont. Near Stanford Ave. 152 Comment
  UC2070580  Sinapis arvensis Barbara Ertter with Sally Reynolds, Dianne Lake and other CNPS 2004-4-10 18317 Alameda Warm Springs Unit of Don Edwards San Francisco Bay National Wildlife Refuge, SW Fremont between Auto Mall Parkway and Cushing Road, east of railroad tracks. Comment
  JEPS107106  Sisymbrium irio Barbara Ertter 1994-3-19 12327 Alameda Albany; corner of San Pablo Ave. and Castro St. Comment
  UC1795757  Sisymbrium irio Barbara Ertter 1994-3-19 12327 Alameda Albany; corner of San Pablo Ave. and Castro St. Comment
  RSA722059  Sisymbrium irio Barbara Ertter 1994-3-19 12327 Alameda Albany, corner of San Pablo Ave and Castro St. Comment
  UC1789189  Sisymbrium orientale Barbara Ertter 2000-5-4 16988 Alameda downtown Berkeley, construction site. Comment
  UC1795885  Sisymbrium orientale Barbara Ertter, Laurel Collins, Dale Sanders 1994-5-27 12786 Alameda Jct. Marlborough Terrace and Grizzly peak Blvd. in Oakland Hills Comment
  UC1819055  Solanum americanum Barbara Ertter, Tony Morosco, Steve Lussier, Brian Knave 1994-9-23 13908 Alameda Radio Point Beach at east end of Bay Bridge, dunes and marsh north of Toll Plaza, San Francisco Bay, west Oakland. Comment
  UC1789201  Solanum mauritianum Barbara Ertter with David Gowen 2005-12-5 18658 Alameda Joaquin Miller Park in Oakland Hills, S end of Sunset Trail below curve in Bayview Trail Comment
  CDA34980  Solanum mauritianum Barbara Ertter, David Gowen 2005-12-5 18658 Alameda Joaquin Miller Park in Oakland Hills, south end of Sunset Trail below curve in Bayview Trail. 0 Comment
  UC1606442 Image available Soleirolia soleirolii Barbara Ertter 1993-6-16 11899 Alameda e University of California (Strawberry Canyon in Berkeley Hills, near check-dam, along fire below Botanical Gardens); Berkely Hills, e of the University of California 182 Comment
  CDA34972  Soleirolia soleirolii Barbara Ertter, Brad Olson 1991-11-23 10889 Alameda Strawberry Canyon, in hills on east side of University of California at Berkeley campus, head of fire trail below Botanical Gardens near checkdam on creek. 0 Comment
  RSA759881  Soleirolia soleirolii Barbara Ertter, Brad Olson 1991-11-23 10889 Alameda Strawberry Canyon in hills on east side University of California at Berkeley campus, along edge of fire trail below Botanical Gardens. Comment
  UC1949175  Soleirolia soleirolii Barbara Ertter with Brad Olson 1991-11-23 10889 Alameda Strawberry Canyon in hills on east side University of California at Berkeley campus, near head of fire trail below Botanical Gardens Comment
  RSA0027650  Solidago californica Barbara Ertter, Amy Rusev 1998-3-14 15934 Alameda Strawberry Canyon in hills east of UC-Berkeley, upper end of fire trail through ecological study area. Comment
  UC2028036  Solidago velutina subsp. californica Barbara Ertter with Amy Rusev 1998-3-14 15934 Alameda Strawberry Canyon in hills east of UC-Berkeley, upper end of fire trail through ecological study area. Comment
  RSA720846  Spergula arvensis Barbara Ertter, Laurel Collins, Dale Sanders 1994-5-27 12788 Alameda Grizzly Peak open space south of Malborough Terrace Comment
  UC1795869  Spergula arvensis subsp. arvensis Barbara Ertter, Laurel Collins, Dale Sanders 1994-5-27 12788 Alameda Grizzly Peak open space south of Marlborough Terrace Comment
  UC1818949  Spergularia bocconi Barbara Ertter 1995-6-23 14272 Alameda Albany Hill in northwest Albany east of I-80; fire road at north base. Comment
  UC2043028  Spergularia macrotheca var. longistyla Barbara Ertter 1991-5-12 9793 Alameda Springtown wetlands N of Livermore, weedy field of annual grasses S of closed section of Hartford Avenue (between Bluebell & Loraine). Comment
  SEINET12765190  Spergularia macrotheca var. longistyla Barbara Ertter 1991-5-12 9793 Alameda Springtown wetlands N of Livermores, S of closed section of Hartford Avenue (between Bluebell & Loraine).; 0 200 Comment
  UC2070548  Spergularia marina Barbara Ertter with aquatics workshop 2005-8-21 18652 Alameda Coyote Hills Regional Park in northwest Newark, junction in Chochenyo Trail. Comment
  UC2070549  Spergularia marina Barbara Ertter with Sally Reynolds, Dianne Lake and other CNPS 2004-4-10 18333 Alameda Warm Springs Unit of Don Edwards San Francisco Bay National Wildlife Refuge, SW Fremont between Auto Mall Parkway and Cushing Road, east of railroad tracks. Comment
  UC2043058  Spergularia salina Barbara Ertter with Brad Olson and Dianne Lake 1991-8-25 10739 Alameda Springtown wetlands N of Livermore, edge of tule-filled slough where Bluebell Drive corsse Altamont Creek. Comment
  UC2029117  Spiranthes cernua Barbara Ertter 2007-10-6 19105 Alameda University of California Botanical Garden Comment
  RSA0026180  Sporobolus airoides Barbara Ertter, Lynne Hosley 1991-6-23 10160 Alameda Springtown wetlands north of Livermore, north of Hartford Avenue at end of Bluebell Drive. Comment
  UC2013042  Sporobolus airoides Barbara Ertter with Lynne Hosley 1991-6-23 10160 Alameda Springtown wetlands N of Livermore, N of Hartford Ave. at end of Bluebell Drive Comment
  UC1606440  Stachys pycnantha Barbara Ertter with Beth Painter et al. 1993-6-25 11904 Alameda Sunol Regional Wilderness, ca 10 air miles south of Pleasanton, along Alameda Creek behind headquarters. 152 Comment
  UC1618410  Stebbinsoseris heterocarpa Barbara Ertter, Lynne Hosley 1993-4-17 11539 Alameda Tesla Road ca. 1 road mile E of divide, side canyon south of road west of bend, ca 10 air miles ESE of Livermore. 396 Comment
  UC2027771  Stellaria media Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15583 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, near road junction. Comment
  RSA755694  Stellaria media subsp. pallida Barbara Ertter, Brad Olson, John Game, Amy Hiss, Jeff Greenhouse 1993-4-10 11495 Alameda Cedar Mountain west of Mines Road southeast of Livermore, Tunnel Creek drainage. 762 Comment
  OBI72141  Stellaria nitens Barbara Ertter, Lynne Hosley and Amy Hiss 1992-4-19 10958 Alameda SW corner of Lake Del Valle State Recreation Area S of Livermore Comment
  RSA759798  Stellaria nitens Barbara Ertter, Lynne Hosley, Amy Hiss 1992-4-19 10958 Alameda Southwest corner of Lake Del Valle State Recreational Area south of Livermore. Comment
  RSA755695  Stellaria nitens Barbara Ertter, Brad Olson, John Game, Amy Hiss, Jeff Greenhouse 1993-4-10 11496 Alameda Cedar Mountain west of Mines Road southeast of Livermore, Tunnel Creek drainage. 762 Comment
  UC1949150  Stellaria nitens Barbara Ertter with Lynne Hosley and Amy Hiss 1992-4-19 10958 Alameda southwest corner of Lake Del Valle State Recreation Area south of Livermore, wooded east-facing hillside Comment
  UC1950159  Stellaria nitens Barbara Ertter with Brad Olson, John Game, Amy Hiss, Jeff Greenhouse 1993-4-10 11496 Alameda Cedar Mountain west of Mines Road southeast of Livermore, Tunnel Creek drainage Comment
  UC1950160  Stellaria pallida Barbara Ertter with Brad Olson, John Game, Amy Hiss, Jeff Greenhouse 1993-4-10 11495 Alameda Cedar Mountain west of Mines Road southeast of Livermore, Tunnel Creek drainage Comment
  UC2027770  Stellaria pallida Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15583 a Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, near road junction. Comment
  RSA756340  Stenotaphrum secundatum Barbara Ertter 1991-1-2 9714 Alameda Oakland Railroad Station on Wood Street, weedy area at north end of parking lot Comment
  UC1950403  Stenotaphrum secundatum Barbara Ertter 1991-1-2 9714 Alameda Oakland Railroad Station on Wood Street; at N end of parking lot Comment
  UC2042949  Stephanomeria virgata subsp. pleurocarpa Barbara Ertter with Lynne Hosley 1992-8-29 11269 Alameda East Alameda CO.: Patterson Pass Road 2.7 miles west of Midway Road east of Livermore. Comment
  UC1949068  Stipa lepida Barbara Ertter with Lynne Hosley and Amy Hiss 1992-4-19 10970 Alameda southwest corner of Lake Del Valle State Recreation Area south of Livermore; east-facing ridgeline Comment
  UC1950112  Stipa miliacea var. miliacea Barbara Ertter 1991-1-2 9713 Alameda Oakland Railroad Station on Wood Street, at N end of parking lot Comment
  UC1606439  Streptanthus glandulosus subsp. glandulosus Barbara Ertter with Beth Painter, et al. 1993-6-25 11903 Alameda just s junction of Eagle View Trail and Vista Grande Road (e of Vista Grande, steep s-facing slope, ca 10 air mi s of Pleasanton); Sunol Regional Wilderness 365 Comment
  UC1949379  Stuckenia pectinata Barbara Ertter with Lynne Hosley 1990-10-20 9681 Alameda upper end of Lake Del Valle south of Livermore Comment
  RSA755728  Stuckenia pectinata Barbara Ertter, Lynn Hosley 1990-10-20 9681 Alameda Upper end of Lake Del Valle south of Livermore. 300 Comment
  UC2062679  Stuckenia pectinata Barbara Ertter with David Gowen 2010-9-4 20572 Alameda Lake Chabot Regional Park east of San Leandro. Comment
  UC1795681  Stylocline gnaphaloides Barbara Ertter, Brad Olson 1995-4-2 13964 Alameda Rancho Los Mochos Boy Scout Camp ca 2/3 way up Mines Road ca 15 air miles southeast of Livermore; open grassy slope, southeast facing. Comment
  RSA721280  Stylocline gnaphaloides Barbara Ertter, Brad Olson 1995-4-2 13964 Alameda Rancho Los Mochos Boy Scout Camp ca. 2/3 way up Mines Road, ca. 15 air miles southeast of Livermore. Comment
  UC1618168  Symphyotrichum chilense Barbara Ertter with Laura Fujii 1991-9-7 10808 Alameda Redtail trail a short distance n Marciel Gate (park is in hills e of San Leandro); Anthony Chabot Regional Park 252 Comment
  UC1618169  Symphyotrichum chilense Barbara Ertter with Laura Fujii 1991-9-7 10807 Alameda Redtail trail a short distance n Marciel Gate (park is in hills e of San Leandro); Anthony Chabot Regional Park 252 Comment
  UC2046346  Symphyotrichum chilense Barbara Ertter with aquatics workshop 2005-8-21 18650 Alameda Coyote Hill Regional Park in northwest Newark, Chochenyo Trail Comment
  UC2046324  Symphyotrichum lanceolatum var. hesperium Barbara Ertter 1999-11-26 16866 Alameda Sunol Regional Wilderness south of Pleasanton, Maguire Peaks area north of Welch Creek Road, north side of saddle between main peaks. Comment
  UC1818928  Symphyotrichum subspicatum Barbara Ertter 1995-6-23 14267 Alameda Albany Hill in northwest Albany east of I-80; upper part of west-facing hillside, near outcrop Comment
  UC1795845  Symphyotrichum subulatum Barbara Ertter, Diane Erwin 1995-11-3 14541 Alameda San Francisco Bay Wildlife Refuge at end of Cushing Road, behind LAM Research; ditch next to levee road, saline soil, near salt basin. Comment
  UC1795874  Symphyotrichum subulatum Barbara Ertter 1994-12-23 13917 Alameda UC Berkeley campus, construction area near VLSB. Comment
  UC1795875  Symphyotrichum subulatum Barbara Ertter 1994-12-23 13916 Alameda UC Berkeley campus, construction area near VLSB. Comment
  RSA0027919  Taraxacum erythrospermum Barbara Ertter, Amy Rusev 1998-3-14 15936 Alameda Strawberry Canyon in hills east of UC Berkeley. Lower end of fire trail through ecological study area. Comment
  UC2028035  Taraxacum erythrospermum Barbara Ertter with Amy Rusev 1998-3-14 15936 Alameda Strawberry Canyon in hills east of UC-Berkeley, lower end of fire trail through ecological study area. Comment
  UC1784900  Taraxacum officinale Barbara Ertter 1993-4-24 11573 Alameda Mission Peak Regional Preserve SE of Fremont, headwaters of Agua Caliente Creek between Mission Peak and Mount Allison (near SE park boundary); SW Alameda Co. 670 Comment
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Feb 13 2013
  UC1795687  Taraxia ovata Barbara Ertter, Carol Fitzgerald 1995-2-11 13924 Alameda Albany Hill in northwest Albany; grassy east-facing vacant lot near end of Madison St. Comment
  UC1606428  Tauschia hartwegii Barbara Ertter with Brad Olson and Lynne Hosley 1991-7-28 10672 Alameda Berkeley Hills behind Kerr Campus of University of California (e end of Dwight Way, n-facing slope, N of letters CSD); Berkeley Hills behind Kerr Campus of University of Californi 213 Comment
  UC2031428  Tauschia hartwegii Barbara Ertter 1991-6-1 10080 Alameda Las Trampas Regional Wilderness in hills W of Danville, Devils Hole area on SW corner of park Comment
  UC1950442  Tauschia hartwegii Barbara Ertter 1993-4-24 11570 Alameda Mission Peak Regional Preserve southeast of Fremont, headwaters of Agua Caliente Creek and Mt. Allison (near southeast park boundary) Comment
  UC2013007  Tauschia hartwegii Barbara Ertter with Brad Olson, Dianne Lake, and Ray Budzinsky 1991-5-20 9914 Alameda SE section of Ohlone Regional Wilderness ca 10 mi S of Livermore, N end of Mt. Hamilton Range; Greenside Trail. Comment
  UC1606373  Thalictrum fendleri Barbara Ertter 1993-4-24 11572 Alameda between Mission Peak and Mt. Allison (near se park boundary, headwaters of creek, se of Fremont); Mission Peak Regional Preserve, Agua Caliente Creek 670 Comment
  UC1819071  Thalictrum fendleri var. polycarpum Barbara Ertter 1994-7-2 12877 Alameda Albany Hill in northwest Albany Comment
  UC2027862  Thalictrum fendleri var. polycarpum Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15624 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, Main's property ca 1 mile in from road. Comment
  SEINET3206835 Image available Thinopyrum intermedium subsp. barbulatum Barbara Ertter, Brad Olson, Dave Bigham, Amy Hiss 1991-1 10138 Alameda Fairmont Ridge, southwest of Lake Chabot, between Fairmont Drive and Lake Chabot Drive, South East San Leandro; road behids corrals at southwest end of ridge. 120 Comment
  RSA0027714  Thinopyrum ponticum Barbara Ertter, James L. Reveal, Brad Olson 1997-7-21 15763 Alameda North side of I-580 at mouth of Eden Canyon, hills between Castro Valley and Dublin. Comment
  UC2042802  Tonella tenella Barbara Ertter with Brad Olson, Dianne Lake, Ray Budzinsky 1991-5-20 9903 Alameda SE section of Ohlone Regional Wilderness ca 10 mi S of Livermore, N end of Mt. Hamilton Range; S Fork Indian Creek between Valpe and Wauhab ridges. Comment
  JEPS107128  Torilis nodosa Barbara Ertter, CNPS 1996-5-12 14649 Alameda Brushy Peak east of Vasco Rd. just south of county line, NNE of Livermore, isolated oak-covered knoll; west-facing grassy hillside north of peak, edge of canyon west of entrance. Comment
  UC1795752  Torilis nodosa Barbara Ertter, CNPS 1996-5-12 14649 Alameda Brushy Peak east of Vasco Rd. just south of county line, NNE of Livermore, isolated oak-covered knoll in grass-covered hills; west-facing grassy hillside north of peak, edge of canyon west of entrance. Comment
  RSA722224  Torilis nodosa Barbara Ertter 1996-5-12 14649 Alameda Brushy Peak W of Vasco Road, just S of county line, NNE of Livermore Comment
  UC2028585  Toxicoscordion venenosum var. venenosum Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15614 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, ca 1/2 mile in from road. Comment
  UC1795859  Tradescantia fluminensis Barbara Ertter, Lynne Hosley 1994-7-2 12884 Alameda Dimond Park in Dimond Canyon, south of Park Blvd. in Oakland south of Piedmont; deep shade along stream at east end of park. Comment
  UC2070432  Trichostema lanceolatum Barbara Ertter 1997-9-20 15837 Alameda Along Arroyo Mocho in Robertson Park in eastern Livermore. Comment
  UC1607586  Trifolium albopurpureum var. dichotomum Barbara Ertter with Brad Olson, Dianne Lake, and Ray Budzinsky 1991-5-20 9899 Alameda 10 mi s Livermore (s face of Rose Peak on Valpe Ridge); Mount Hamilton Range, n end, se section of Ohlone Regional W Comment
  UC2029129  Trifolium barbigerum Barbara Ertter with Sally Reynolds, Dianne Lake and other CNPS 2004-4-10 18329 Alameda Warm Springs Unit of Don Edwards San Francisco Bay National Wildlife Refuge, SW Fremont between Auto Mall Pkwy and Cushing Rd. Comment
  RSA757474  Trifolium bifidum Barbara Ertter, Lynne Hosley, Amy Hiss 1992-4-19 10962 Alameda Southwest corner of Lake Del Valle State Recreational Area south of Livermore. Comment
  SEINET10402758 Image available Trifolium bifidum Barbara Ertter, Lynne Hosley and Amy Hiss 1992-4-19 10962 Alameda Southwest corner of Lake Del Valle State Recreation Area south of Livermore Comment
  UC1949145  Trifolium bifidum Barbara Ertter with Lynne Hosley and Amy Hiss 1992-4-19 10962 Alameda southwest corner of Lake Del Valle State Recreation Area south of Livermore Comment
  UC1949146  Trifolium bifidum Barbara Ertter with Lynne Hosley and Amy Hiss 1992-4-19 10962 a Alameda southwest corner of Lake Del Valle State Recreation Area south of Livermore Comment
  RSA757297  Trifolium ciliolatum Barbara Ertter, Lynne Hosley, Amy Hiss 1992-4-19 10957 a Alameda Southwest corner of Lake Del Valle State Recreational Area south of Livermore. Comment
  UC1950175  Trifolium ciliolatum Barbara Ertter with Lynne Hosley and Amy Hiss 1992-4-19 10957 a Alameda southwest corner of Lake Del Valle State Recreation Area south of Livermore, wooded east-facing hillside Comment
  RSA666386  Trifolium dichotomum Barbara Ertter, Brad Olson, Dianne Lake, Ray Budzinsky 1991-5-20 9899 Alameda SE section of Ohlone Regional Wilderness ca 10 mi S of Livermore, N end of Mt. Hamilton range; S face Rose Peak on Valpe Ridge. 1128 Comment
  UC2029128  Trifolium fucatum Barbara Ertter with Sally Reynolds, Dianne Lake and other CNPS 2004-4-10 18311 Alameda Newark, undeveloped lot between Willow St. and Chestnut St. just N of railroad tracks. Comment
  UC1606390  Trifolium gracilentum Barbara Ertter with Lynne Hosley and Amy Hiss 1992-4-19 10974 Alameda s Livermore (burnt e facing ridgeline, sw corner of area); Lake Del Valle State Recreation Area Comment
  UC1618356  Trifolium gracilentum Barbara Ertter, Lynne Hosley 1993-4-17 11519 Alameda Corral Hollow Road 1/4 mi inside county line opposite State Vehicular Recreation Area; Corral Hollow Road 213 Comment
  UC2029130  Trifolium hydrophilum Barbara Ertter with Sally Reynolds, Dianne Lake and other CNPS 2004-4-10 18330 Alameda Warm Springs Unit of Don Edwards San Francisco Bay National Wildlife Refuge, SW Fremont between Auto Mall Pkwy and Cushing Rd. Comment
  RSA757473  Trifolium microcephalum Barbara Ertter, Lynne Hosley, Amy Hiss 1992-4-19 10963 Alameda Southwest corner of Lake Del Valle State Recreational Area south of Livermore. Comment
  UC1949144  Trifolium microcephalum Barbara Ertter with Lynne Hosley and Amy Hiss 1992-4-19 10963 Alameda southwest corner of Lake Del Valle State Recreation Area south of Livermore Comment
  UC2027764  Trifolium microcephalum Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15596 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman. Comment
  UC2027890  Trifolium obtusiflorum Barbara Ertter 1996-9-22 15307 Alameda Lake Del Valle in hills south of Livermore. Comment
  RSA757475  Trifolium oliganthum Barbara Ertter, Lynne Hosley, Amy Hiss 1992-4-19 10962 a Alameda Southwest corner of Lake Del Valle State Recreational Area south of Livermore. Comment
  SEINET10402733 Image available Trifolium oliganthum Barbara Ertter, Lynne Hosley and Amy Hiss 1992-4-19 10962 a Alameda Southwest corner of Lake Del Valle State Recreation Area south of Livermore Comment
  UC1607641  Trifolium oliganthum Barbara Ertter and Lynne Hosley 1993-4-17 11547 Alameda ca 10 airmiles ESE Livermore (Tesla Road ca 1 road mile E of divide, side canyon south of road west of bend); ; NWNW Comment
  UC2027864  Trifolium olivaceum Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15617 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, Main's property ca 1 mile in from road. Comment
  UC2027763  Trifolium variegatum var. geminiflorum Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15597 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman. Comment
  UC1950172  Trifolium willdenovii Barbara Ertter with Lynne Hosley and Amy Hiss 1992-4-19 10957 Alameda southwest corner of Lake Del Valle State Recreation Area south of Livermore, wooded east-facing hillside Comment
  RSA755513  Triglochin concinna Barbara Ertter 1991-6-30 10174 Alameda Wildlife refuge at SW end of Alameda island, S extension of beach, edges of salicornia marsh Comment
  UC1818879  Triglochin concinna Barbara Ertter, Tony Morosco, Steve Lussier, Brian Knave 1994-9-23 13913 Alameda Radio Point Beach at east end of Bay Bridge, dunes and marsh north of Toll Plaza, San Francisco Bay, west Oakland; edge of marsh. Comment
  UC1950256  Triglochin concinna Barbara Ertter 1991-6-30 10174 Alameda wildlife refuge at SW end of Alameda island, S extension of beach Comment
  RSA755514  Triglochin maritima Barbara Ertter 1991-6-30 10173 Alameda Wildlife refuge at SW end of Alameda island, S extension of beach, edges of salicornia marsh Comment
  SEINET3883137  Triglochin maritima Barbara Ertter 1991-6-30 10173 Alameda Wildlife refuge at SW end of Alameda island, S extension of beach.; 0 Comment
  UC1950371  Triglochin maritima Barbara Ertter 1991-6-30 10173 Alameda wildlife refuge at SW end of Alameda Island, S extension of beach Comment
  UC1818980  Trillium chloropetalum Barbara Ertter 1994-3-12 12323 Alameda Albany Hill in northwest Albany, upper margin of meadow on north face of hill Comment
  RSA757299  Trisetum canescens Barbara Ertter, Lynne Hosley, Amy Hiss 1992-4-19 10968 Alameda Southwest corner of Lake Del Valle State Recreational Area south of Livermore. Comment
  UC2043178  Trisetum canescens Barbara Ertter 1998-6-13 16206 Alameda Albany Hill in North Albany, along path in steep W-facing meadow on northwest side of hill. Comment
  UC1950400  Trisetum canescens Barbara Ertter with Lynne Hosley and Amy Hiss 1992-4-19 10968 Alameda southwest corner of Lake Del Valle State Recreation Area south of Livermore; on east-facing hillside Comment
  UC1606313  Triteleia laxa Barbara Ertter, Lynne Hosley 1993-4-17 11525 Alameda where Tesla Road heads uphill Corral Hollow Creek Comment
  JEPS87909  Tropaeolum majus Barbara Ertter, Brad Olson, Diane Lake 1991-6-21 10149 Alameda Albany, Albany Hill, between San Pablo Avenue and Interstate 80, just below parking area Albany Hill; Albany, Albany Hill Comment
  UC2031420  Turritis glabra Barbara Ertter with Laura Fujii and Robert Wilkinson 1991-6-9 10088 Alameda Dry Creek/Pioneer Regional Park NW of Fremont, E most part of Tolman Peak trail Comment
  UC1819067  Ulex europaeus Barbara Ertter, Lynne Hosley 1994-7-2 12878 Alameda Dimond Park in Dimond Canyon, south of Park Blvd. in Oakland south of Piedmont Comment
  UC1606407  Ulmus minor Barbara Ertter 1992-4-19 10984 Alameda on Altamont Pass Road ca 1 mi e Altamont (at headwaters of Mountain House Creek); headwaters of Mountain House Creek Comment
  UC2070592  Ulmus minor Barbara Ertter 1999-11-26 Alameda Sunol Regional Wilderness south of Pleasanton, persisting grove at Maguire homestead. Comment
  JEPS107078  Uropappus lindleyi Barbara Ertter 1993-4-24 11561 Alameda Mission Peak Regional Preserve, southeast Fremont (above s. tributary of Agua Caliente Creek at s. edge of Preserve); s.w. Alameda Co., Comment
  UC1619959  Uropappus lindleyi Barbara Ertter 1993-4-24 11561 Alameda SW Alameda Co. Mission Peak Regional Preserve southeast of Fremont, above S tributary of Agua Caliente Creek at S edge of Preserve Comment
  SD211560  Uropappus lindleyi Barbara Ertter 1993-4-24 11561 Alameda Mission Peak Regional Preserve Southeast of Fremont, steep Southwest-facing slope above South tributary of Agua Caliente Creek at South edge of preserve. 366 Comment
  UC1818982  Urospermum picroides Barbara Ertter, Laurel Collins 1994-6-21 12843 a Alameda Claremont Canyon Regional Preserve in Oakland Hills, Gwinn Canyon (SE branch of Claremont Canyon) north of Marlborough Drive below Grizzly Peak Road, west-facing slope. Comment
  UC1819064  Veronica americana Barbara Ertter, Lynne Hosley 1994-7-2 12887 Alameda Dimond Park in Dimond Canyon, south of Park Blvd. in Oakland south of Piedmont; along creek at west end of park, almost completely non-native. Comment
  RSA0033772  Veronica anagallis-aquatica Barbara Ertter 1996-9-19 15301 Alameda Lake Del Valle in hills south of Livermore, at upper end. Comment
  UC1795781  Veronica anagallis-aquatica Barbara Ertter, CNPS 1996-5-12 14645 Alameda Arroyo Mocho adjacent to Robertson Park south of Livermore, west of Wente Road, sandy wash with willows, Bacharis. Comment
  UC2070536  Veronica anagallis-aquatica Barbara Ertter 1997-9-20 15845 Alameda Along Arroyo Mocho in Robertson Park in eastern Livermore. Comment
  UC2027794  Veronica catenata Barbara Ertter with Brad Olson and Roy West 1997-5-10 15574 Alameda Mines Road in hills SE of Livermore, creek bed opposite entrance to Rancho Los Mochos. Comment
  UC2027866  Veronica catenata Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15613 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, ca 1/2 mile in from road. Comment
  UC2027895  Veronica catenata Barbara Ertter 1996-9-19 15301 Alameda Lake Del Valle in hills south of Livermore. Comment
  UC1795863  Veronica persica Barbara Ertter, Carol Fitzgerald 1995-2-11 13925 Alameda Albany Hill in northwest Albany Comment
  RSA722233  Veronica persica Barbara Ertter, Carol Fitzgerald 1995-2-11 13925 Alameda Albany Hill in northwest Albany. Comment
  JEPS87908  Vicia benghalensis Barbara Ertter, Brad Olson, Diane Lake 1991-6-21 10143 Alameda w side Albany Hill (; between San Pablo Ave and Interstate 80); Albany Comment
  UC1607672  Vicia benghalensis Barbara Ertter, Brad Olson, Diane Lake 1991-6-21 10143 Alameda w side Albany Hill (; between San Pablo Ave and Interstate 80); Albany Comment
  JEPS107081  Vicia disperma Barbara Ertter 1993-3-31 11473 Alameda East side of University of California at Berkeley, near new Foothill Complex student housing at corner of Gayley Road and Hearst Avenue. Comment
  UC1619976  Vicia disperma Barbara Ertter 1993-3-31 11473 Alameda near new Foothill Complex student housing (at corner of Gayley Road and Hearst Avenue, e side of University of California at Berkeley); University of California at Berkeley Comment
  RSA696012  Vicia disperma Barbara Ertter 1993-3-31 11473 Alameda East side of University of California at Berkeley, near new Foothill Complex student housing at corner of Gayley Road and Hearst Avenue. Comment
  UC1950448  Viola pedunculata Barbara Ertter 1992-3-8 10898 Alameda east side Patterson Pass, N-facing slope between roadcut and fence Comment
  SEINET12765136  Viola purpurea subsp. purpurea Barbara Ertter, Brad Olson; Dianne Lake 1991-5-20 9896 Alameda SE section of Ohlone Regional Wilderness ca 10 mi S of Livermore, N end of Mt. Hamilton Range; Buckboard Trail at gate on Valpe Ridge.; 0 1067 Comment
  UC2042970  Viola purpurea subsp. purpurea Barbara Ertter with Brad Olson, Dianne Lake, Ray Budzinsky 1991-5-20 9896 Alameda SE section of Ohlone Regional Wilderness ca. 10 mi S of Livermore, N end of Mt. Hamilton Range; Buckboard Trail at gate on Valpe Ridge. Comment
  UC2027874  Viola purpurea subsp. quercetorum Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15604 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, ca 1/4 mile in from road. Comment
  UC2031437  Viola sheltonii Barbara Ertter with Brad Olson, Dianne Lake, and Ray Budzinsky 1991-5-20 9905 Alameda SE section of Ohlone Regional Wilderness ca. 10 mi S of Livermore, N end of Mt. Hamilton Range, N Fork Indian Creek between Valpe and Wauhab ridges Comment
  UC2027857  Viola sheltonii Barbara Ertter with Lee Main, Brad Olson et al. 1997-5-10 15623 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, Main's property ca 1 mile in from road. Comment
  UC1818907  Vulpia bromoides Barbara Ertter 1995-4-22 13981 Alameda Albany Hill in nortwest Albany, cut slope on east side above Jackson St., open eucalyptus forest, shallow soil on rocky shelf. Comment
  SEINET4344610 Image available Vulpia microstachys Barbara Ertter, Lynne Hosley, Amy Hiss 1992-4-19 10959 Alameda Southwest corner of Lake Del Valle State Recreation Area south of Livermore, wooded east-facing hillside; roadside. Comment
  RSA757295  Vulpia microstachys var. ciliata Barbara Ertter, Lynne Hosley, Amy Hiss 1992-4-19 10961 Alameda Southwest corner of Lake Del Valle State Recreational Area south of Livermore. Comment
  RSA759799  Vulpia microstachys var. confusa Barbara Ertter, Lynne Hosley, Amy Hiss 1992-4-19 10959 Alameda Southwest corner of Lake Del Valle State Recreational Area south of Livermore. Comment
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Jun 3 2011
  RSA756492  Vulpia microstachys var. pauciflora Barbara Ertter, Lynne Hosley, Amy Hiss 1992-4-19 10961 a Alameda Southwest corner of Lake Del Valle State Recreational Area south of Livermore. Comment
  RSA757022  Vulpia myuros Barbara Ertter, Lynne Hosley, Amy Hiss 1992-4-19 10960 Alameda Southwest corner of Lake Del Valle State Recreational Area south of Livermore. Comment
  SEINET4344613 Image available Vulpia myuros f. megalura Barbara Ertter 1991-1 9819 Alameda NE corner of Emeryville, along old railroad between Folger and 67th streets. Comment
  RSA758080  Vulpia myuros var. hirsuta Barbara Ertter 1991-5-10 9819 Alameda Northeast corner of Emeryville, along old railroad track between Folger and 67th sreets, weedy area. Comment
  RSA755691  Vulpia octoflora var. octoflora Barbara Ertter, Lynne Hosley, Amy Hiss 1992-4-19 10972 Alameda Southwest corner of Lake Del Valle State Recreation Area south of Livermore. Comment
  UC2062674  Wisteria sinensis Barbara Ertter 2006-1-22 18663 Alameda Albany Bulb in McLaughlin Eastshore State Park (former Albany landfill in San Francisco Bay). Comment
  UC1561250  Wyethia angustifolia Barbara Ertter with David Thompson 1989-5-10 8448 Alameda w side Albany Hill (nw corner Albany); , w side Albany Hill Comment
  UC2012938  Wyethia angustifolia Barbara Ertter 1990-4-21 8906 Alameda Pleasanton Ridge just west of Pleasanton, saddle in center of ridge. Comment
  UC1606377  Zannichellia palustris Barbara Ertter 1993-4-24 11563 Alameda se Fremont (headwaters of Agua Caliente Creek, Mission Peak Regional Preserve, spring with water trough along Horse Heaven Trail in se corner of preserve); Mission Peak Regional Preserve, Agua Caliente Creek 609 Comment
  UC2062678  Zannichellia palustris Barbara Ertter 1997-9-20 15853 Alameda Along Arroyo Mocho in Robertson Park in eastern Livermore. Comment
  SEINET10756606  Zigadenus venenosus Barbara J. Ertter, Lee Main; B. Olson; et al. 1997-5-10 Ertter 15614 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, ca 1/2 mile in from road. Comment
  RSA0027884  Zigadenus venenosus var. venenosus Barbara Ertter, Lee Main, Brad Olson, et al. 1997-5-10 15614 Alameda Tarraville Creek in extreme SE corner of county, between Mines Road and Mount Boardman, ca. 0.5 mi in from road. Comment



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