Search Results — 2000 specimen records retrieved (1529 records with coordinates)
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Results for search: Collector=Walker;   

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

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UC177927  Abelia X grandiflora Harriet A. Walker 1914-8-24 3650 San Mateo Cultivated at Hillsborough Comment
  UC280188  Abelia rupestris H. A. Walker 1919-11-10 5123 Marin San Rafael (Mr. Menzies) Comment
  NY201866  Abies concolor J. B. Walker 1994-8-4 876 Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  NY201867  Abies magnifica J. B. Walker 1994-8-4 877 Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
Read comments
Apr 13 2010
  NY42942  Abies procera J. B. Walker 1995-4-25 1385 Mendocino This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  NY42962  Abronia maritima J. B. Walker 1995-4-5 1312 San Diego Fiesta Island, Mission Bay Park 4 Comment
  SD222217  Abronia maritima Jay B. Walker 1995-4-5 1312 San Diego San Diego, Fiesta Island on Mission Bay 3 Comment
  NY679455  Abronia umbellata H. A. Walker 1909-8-8 1822 Monterey Near Del Monte Barth. Comment
  CSUSB1074  Abronia villosa Steve Walker 1966-3-8 San Bernardino Mojave Desert Mojave Desert; Six miles north of Barstow on the Fort Irwin Road. 701 Comment
  CAS-BOT-BC177050  Acacia dealbata Jay B. Walker; Noah Goldstein 1994-8-12 897 Santa Cruz Highway 1, at northern edge of Santa Cruz City 15 Comment
  NY42435  Acacia dealbata J. B. Walker 1994-8-12 897 Santa Cruz Hwy 1, at N edge of city 15 Comment
  CDA37122  Acacia dealbata Annie Walker 2012-3-15 s.n. El Dorado El Dorado Road, near Missouri Flat. Comment
  UC466762  Acaena pinnatifida var. californica Harriet A. Walker 1908-5-17 1128 San Francisco On hill across from pumping station Comment
  LA55134  Acanthomintha lanceolata Harriet A. Walker; 1919-5-18 5904 San Benito Betty's Ranch, Coast Range Comment
  GH400206  Acanthomintha obovata H. A. Walker 1919-5-18 5094 Unknown Betty's Ranch, Coast Range Comment
  CAS-BOT-BC219693  Acanthomintha obovata subsp. obovata Miss. H. A. Walker 1919-5-18 5094 San Benito Betty's Ranch, Coast Range Comment
  CAS-BOT-BC219694  Acanthomintha obovata subsp. obovata Miss. H. A. Walker 1919-5-18 5094 San Benito Betty's Ranch, Coast Range Comment
  UC311587  Acanthomintha obovata subsp. obovata Miss H. A. Walker 1919-5-18 5094 San Benito Betty's Ranch, Coast Range of San Benito County Betty's Ranch Comment
  UC132296  Acanthus Harriet A. Walker 1909-7-2 1748 Alameda Bot. Gar. Berkeley. Comment
  UC132175  Acanthus spinosus Harriet A. Walker 1909-7-2 1746 Alameda Bot. Gar. Berkeley. Comment
  CAS-BOT-BC333226  Acer macrophyllum Jay B. Walker; Jeff Stadler; Noah Goldstein 1994-8-3 871 Plumas On La Porte Rd., 10 km S of jct with Hwy 70. 1400 Comment
  NY42162  Acer macrophyllum J. B. Walker 1994-8-3 871 Plumas On La Porte Rd, 10km S of junction with Hwy 70 1400 Comment
  SEINET5501446 Image available Acer macrophyllum Tim Walker 1995-6-1 s.n. San Diego Oasis Springs, MP 26.8 RT S1 1676 Comment
  POM126403  Acer negundo subsp. californicum Harriet Ann Walker 1908-6-13 1180 Marin Olema Comment
  CAS-BOT-BC30041  Achillea millefolium Burt Walker 1930-8-3 37 Tuolumne Mather, Yosemite National Park Comment
  UCSB44761  Achillea millefolium Walker, R. 1980-4-25 Monterey 1.5 km. from coast, 0.5 km. south of Plaskett Campground, Los Padres National Forest 300 Comment
  RSA416300  Achyrachaena mollis J. Walker 1977-4-23 17 Lake 0.4 mi N of state route 20 on the Walker Ridge Rd. 640 Comment
  SD222200  Acmispon argophyllus var. argophyllus Jay B. Walker, Noah C. Goldstein 1995-3-14 1246 San Diego Cleveland Ntl For. Descanso district. Rd. 16S03 8km W of Japatul Fire Station 900 Comment
  SD222201  Acmispon glaber var. glaber Jay B. Walker, Noah C. Goldstein 1995-3-16 1256 San Diego 6km NW of Lower Otay lake on Proctor Valley road. 199 Comment
  SEINET5327598  Acmispon glaber var. glaber M. Walker 1963-4-28 s.n. Los Angeles La Ballona Creek. 3 Comment
  SD216482  Acmispon haydonii Jay B. Walker, Noah C. Goldstein 1995-3-21 1267 Riverside West of Palm Desert along highway 79, 3 kilometers east of Pinyon Flat Campground 1200 Comment
  UCSB44772  Acmispon maritimus Walker, R. 1980-6-7 Santa Barbara 2 km. north of Upper Oso Campground, near 19 Oaks Camp, Los Padres National Forest 219 Comment
  SD154082  Acmispon prostratus Jessie Walker 2003-4-7 San Diego Point Loma, NAD 27, navy base, disturbed coastal foredune, beach sand, parking lots, dirt access roads; Hazmat site - site is going to be remediated (extirpated) but seed will be collected & soil will be collected & spread back onto the site Comment
  SEINET4176084 Image available Aconitum columbianum Sally Walker 1983-8-24 Siskiyou Beside Pacific Crest Trail, Mt Eddy 3048 Comment
  CAS-BOT-BC391570  Aconitum columbianum subsp. columbianum Burt Walker 1930-8-4 41 Tuolumne Sierra Nevada Mountains, Yosemite National Park. Pate Valley Trail, 1 mile from Harden Lake 2286 Comment
  CDA7843  Acroptilon repens Annie Walker 2007-9-5 PDR# 1440782 El Dorado Echo Summit (Nebelhorn) 0 Comment
  CAS-BOT-BC391720  Actaea rubra Burt Walker 1930-9-15 71 Tuolumne Sierra Nevada Mountains, Yosemite National Park. Near Mather, on the Hetch Hetchy railroad, beside a water tank Comment
  UC123606  Adenocaulon bicolor Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 245 Mendocino near Comptche Comment
  UC123706  Adenocaulon bicolor H. A. Walker 1907-7-4 619 Marin Cascade Drive Mill Valley Comment
  NY42409  Adenostoma fasciculatum J. B. Walker 1994-8-11 892 Santa Cruz UCSC campus, adjacent to "Natural Area" at N edge of campus 50 Comment
Read comments
Jun 28 2011
  SEINET5501068 Image available Adenostoma fasciculatum Sally Walker 1981-1 Sonoma Franz Valley Rd, 1/10 mi N of 7 V. School Rd. Comment
  CAS-BOT-BC202696  Aesculus californica Jay B. Walker; Noah Goldstein 1994-8-12 895 Santa Cruz Swanton Rd. 7 km from southern jct with Highway 1 20 Comment
  NY42426  Aesculus californica J. B. Walker 1994-8-12 895 Santa Cruz Swanton Rd, 7km from S junction with Hwy 1 20 Comment
  UC123678  Aesculus californica H. A. Walker 1907-7-7 680 Alameda Diamond Canyon; Fruitvale Comment
  UC127818  Aesculus californica Miss Harriet A. Walker 1906-5 141 Alameda vicinity Berkeley Comment
  SEINET5502040 Image available Aesculus californica Sally Walker 1975-6-7 s.n. Unknown Kings Canyon 914 Comment
  CAS-BOT-BC15514  Agoseris apargioides Harriet Ann Walker 1909-8-2 1805 San Francisco Near Land's End, San Francisco Comment
  CAS-BOT-BC15547  Agoseris apargioides Harriet Ann Walker 1909-8-2 1805 San Francisco Land's End Comment
  POM30419  Agoseris apargioides Harriet Ann Walker 1909-8-2 1805 San Francisco Near Land's End, San Francisco Comment
  POM52161  Agoseris apargioides Harriet Ann Walker 1909-8-2 1805 San Francisco Near Land's End, San Francisco Comment
  SEINET6738577 Image available Agoseris grandiflora H. A. Walker 1906-1 124 Alameda Vicinity of Berkeley Comment
  UC123627  Agoseris grandiflora var. grandiflora Harriet A. Walker 1907-7-5 653 Alameda West Berkeley Comment
  UC123616  Agoseris grandiflora var. leptophylla Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 376 Mendocino near Comptche Comment
  UC123615  Agoseris heterophylla var. heterophylla Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 213 Mendocino near Comptche Comment
  CAS-BOT-BC13134  Agoseris hirsuta Miss H. A. Walker 1909-5-31 1702 Marin Tiburon Comment
  UC129459  Agoseris hirsuta Miss Harriet A. Walker May 1 1906-Jun 1 1906 139 Alameda vicinity of Berkeley Comment
  CAS-BOT-BC13133  Agoseris hirsuta Miss H. A. Walker 1909-5-31 1703 Marin Tiburon, facing San Franciso Bay Comment
  POM30418  Agoseris hirsuta Harriet Ann Walker 1909-5-31 1703 Marin Tiburon, on dry slopes facing San Francisco Bay Comment
  UC128217  Agrostis scabra Miss Harriet A. Walker 1908-7-25 1409 Placer Cisco 1810 Comment
  UCSC000013  Aira caryophyllea Harriet A. Walker 2006-6-29 291 Mendocino Near Comptche Comment
  UC441333  Alisma plantago-aquatica Harriet A. Walker 1907-9-8 893 San Joaquin Lathrop Comment
  UCD97392  Allenrolfea occidentalis C. F. Walker 1954-11-18 s.n. Kings about 10 miles east of Kettleman City. Comment
  UCD97393  Allenrolfea occidentalis C. F. Walker 1954-11-18 s.n. Kings about 10 miles east of Kettleman City. Comment
  RSA97524  Allenrolfea occidentalis C. F. Walker 1954-11-18 s.n. Kings 10 miles E of Kettleman City Comment
  RSA367059  Allium amplectens J. Walker 1977-4-24 32 Lake Bartlett Springs road at Kilpepper Creek. 503 Comment
  UC147614  Allium campanulatum Miss Harriet A. Walker 1908-6-23 1360 Placer Blue Canyon 1432 Comment
  UC129766  Allium dichlamydeum Miss Harriet A. Walker 1906-3 179 San Francisco Land's End San Francisco, Land's End Comment
  SEINET5502059 Image available Allium dichlamydeum Sally Walker 1982-1 s.n. Sonoma Duncans landing Comment
  HSC44386  Allium falcifolium Joyce Walker 1977-4-24 4 Lake Barrel Springs Campground 701 Comment
  SEINET5502060 Image available Allium falcifolium Sally Walker 1982-1 s.n. Napa 9.9 mi S. of Middletown Lake Co Comment
  CDA20822  Allium obtusum var. obtusum A. Walker 2006-5-8 s.n. El Dorado Sierra Nevada; W of Five Corners in El Dorado National Forest. Comment
  NY42733  Allium praecox J. B. Walker 1995-3-16 1257 San Diego 6km NW of Lower Otay Lake, on Proctor Valley Rd 200 Comment
  RSA367172  Allium serra J. Walker 1977-4-23 19 Lake 0.4 mi N of state route 20 on the Walker Ridge Rd. 640 Comment
  SEINET2444438  Allophyllum gilioides K. Walker 2006-5-13 3 Napa Quail Ridge Reserve, West Ashley Rd. 0.5 mi NW of Laurel Creek. 208 Comment
  UCD54562  Allophyllum gilioides K. Walker; PLB 102 2006-5-13 3 Napa Quail Ridge Reserve, West Ashley Rd. One-half mile northwest of Laurel Creek. 208 Comment
  JEPS69377  Allophyllum gilioides subsp. gilioides I. T. Walker May, 1923 Fresno Big Creek Comment
  UC147645  Allophyllum integrifolium Harriet A. Walker 1908-6-23 1204 Placer Blue Canyon 1432 Comment
  NY42164  Alnus rhombifolia J. B. Walker 1994-8-3 870 Plumas On La Porte Rd, 10km S of junction with Hwy 70 1400 Comment
  NY42429  Alnus rubra J. B. Walker 1994-8-12 896 Santa Cruz Swanton Rd, 7km from S junction with Hwy 1 20 Comment
  UC127870  Amaranthus albus Miss Harriet A. Walker 1906-7 503 Alameda vicinity Berkeley Comment
  UC465917  Amaranthus blitoides Harriet A. Walker 1907-9-8 935 San Joaquin Lathrop Comment
  UC465921  Amaranthus deflexus Harriet A. Walker 1908-6-7 1165 Sonoma Santa Rosa Comment
  UC465926  Amaranthus powellii Harriet A. Walker 1907-8-3 772 Santa Cruz Boulder Creek Comment
  SEINET6738597 Image available Ambrosia chamissonis H. A. Walker 1906-1 476 Alameda Vicinity of Berkeley, Bay Farm Island Comment
  SEINET6738729 Image available Ambrosia chamissonis H. A. Walker 1906-1 476 Alameda Bay Farm Island Comment
  UC468986  Ambrosia psilostachya Harriet A. Walker 1907-9-8 888 San Joaquin Sathrop Comment
  UCD128830  Ambrosia psilostachya Harriet A. Walker Date unknown 975 -b Solano Suisun, near Southern Pacific Railroad Track. Comment
  SEINET6734843 Image available Ambrosia psilostachya H. A. Walker 1906-1 483 Alameda Vicinity of Berkley Comment
  UC124622 Image available Amsinckia intermedia Miss Harriet A. Walker June 26 1906-Jun 29, 1906 232 Mendocino near Comptche; ; near Comptche, Mendocino Co. Comment
  UC127819  Amsinckia lycopsoides Miss Harriet A. Walker 1906-5 78 Alameda vicinity of Berkeley Comment
  SEINET3151707  Amsinckia lycopsoides H. A. Walker 1906-6-7 184 San Francisco Sand's end San Fransisco Comment
  OBI80533  Amsinckia menziesii Josh Walker 2013-2-7 1 San Luis Obispo Paso Robles; 1 mile west of 24th and Vine St. on Nacimiento Lake Drive; 100 ft north of road. 338 Comment
  NY42673  Amsinckia menziesii var. intermedia J. B. Walker 1995-3-22 1273 San Diego 3km S of I-8, at Oasis 1000 Comment
  RSA0091066  Amsinckia spectabilis Harriet Ann Walker 1906-6-7 184 San Francisco Sands End, San Francisco. Comment
  UC127884  Anaphalis margaritacea Miss Harriet A. Walker 1906-7 407 Alameda vicinity Berkeley Comment
  HSC92745  Anemopsis californica D. K. Walker 1997-6-29 Santa Barbara Along W Main St., 3.3 mi. W of Hwy. 1, lower Santa Maria River drainage. 7 Comment
  NY43179  Anemopsis californica J. B. Walker 1995-6-7 1440 Los Angeles Santa Catalina Island, at Big Spring, NE of Little Harbor 180 Comment
  UCR139133  Anemopsis californica D. K. Walker 1997-6-29 s.n. Santa Barbara Guadalupe: along west Main Street, 3.3 mi west of State Hwy 1, lower Santa Maria River drainage 7 Comment
  UC128457  Angelica californica Miss Harriet A. Walker 1906-7 415 Alameda vicinity of Berkeley Comment
  SEINET11080019  Angelica californica H. A. Walker 1906-1 415 Alameda Vicinity of Berkeley. Comment
  UC183808  Angelica tomentosa Miss Harriet A. Walker 1914-9-27 3718 Marin Mount Tamalpais, Willow Camp Road Mount Tamalpais; , Willow Camp Road Comment
  CAS-BOT-BC273132  Anisocarpus madioides Miss. Harriet A. Walker 1906-6-23 379 Mendocino Near Comptche Comment
  UC123717  Anisocarpus madioides Harriet A. Walker 1907-7-4 648 Marin Cascade Drive Mill Valley Comment
  UC112762  Anthemis cotula Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 301 Mendocino near Comptche Comment
  UC127627  Anthemis cotula Miss Harriet A. Walker May 1 1906-Jun 1 1906 177 Alameda Berkeley Comment
  CHSC1685  Antirrhinum vexillo-calyculatum subsp. intermedium E. Walker 1932-7-26 Butte Magalia Heights. 762 Comment
  SEINET13389013  Antirrhinum vexillocalyculatum H. A. Walker 1906-1 402 Alameda Vicinity of Berkeley. Comment
  UC127626  Antirrhinum vexillocalyculatum subsp. vexillocalyculatum Miss Harriet A. Walker 1906-7 402 Alameda vicinity Berkeley Comment
  UC466791  Aphanes occidentalis Harriet A. Walker 1908-4-30 1080 San Francisco Sutro Woods; San Francisco Comment
  NY42630  Apiastrum angustifolium J. B. Walker 1995-3-9 1241 San Diego S of Carlsbad, along RR tracks, at junction of Palomar Airport Rd and Avenida Encinitas 15 Comment
  SD222148  Apiastrum angustifolium Jay B. Walker 1995-3-9 1241 San Diego S of Carlsbad. Along RR tracks at jct Palomar Airport Rd and Avenida Encinitas 14 Comment
  UC128454  Apium graveolens Harriet A. Walker 1907-9-22 970 Solano Suisun Comment
  UC147642  Apocynum androsaemifolium Harriet A. Walker 1908-6-24 1268 Placer Blue Canyon 1432 Comment
  NY43100  Aponogeton distachyos J. B. Walker 1995-5-25 1447 San Diego S end of Miramar Naval Air Station, adjacent to junction of Hwy 52 & Hwy 163 100 Comment
  UC112779  Aquilegia formosa Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 210 Mendocino near Comptche Comment
  UC127625  Aquilegia formosa Miss Harriet A. Walker 1906-5 98 Alameda Berkeley vicinity Comment
  UC147572  Aquilegia formosa Harriet A. Walker 1908-6-24 1249 Placer Blue Canyon Comment
  CAS-BOT-BC395041  Aquilegia formosa Burt Walker 1940-6-23 23 Tuolumne Mather; Sierra Nevada Mountains; Yosemite National Park Comment
  POM150396  Aquilegia formosa var. truncata Harriet Ann Walker 1906-1 98 Alameda Vicinity of Berkeley. Comment
  SEINET5501769 Image available Arabis Sally Walker 1983-8-28 s.n. Unknown Alpine meadows above Lake Tahoe 3353 Comment
  JEPS52993  Arabis blepharophylla Miss Harriet A. Walker 1917-1 Marin Sausilito Comment
  UC204507  Arabis blepharophylla Harriet A. Walker 1917-6-20 3993 Marin Sausalito Comment
  UC127623  Arabis glabra Miss Harriet A. Walker 1906-7 125 Alameda vicinity Berkeley Comment
  UC402653  Arabis glabra Harriet A. Walker 1908-5-17 1126 San Francisco near Lake Merced pumping station; Lake Merced Comment
  UCSC000303  Arabis glabra H. A. Walker 2007-7-4 632 Marin Mill Valley, Cascade Drive Comment
  CAS-BOT-BC171671  Aralia californica Jay B. Walker; Jeff Stadler; Noah Goldstein 1994-8-3 872 Plumas On La Porte Rd. 10 km S of jct with Hwy 10. 1400 Comment
  NY42451  Aralia californica J. B. Walker 1994-8-3 872 Plumas On La Porte Rd, 10km S of junction with Hwy 70 1400 Comment
  UC127624  Aralia californica Miss Harriet A. Walker 1906-7 401 Alameda vicinity of Berkeley Comment
  SEINET6646490  Aralia californica H. A. Walker 1906-1 401 Alameda Vicinity of Berkeley Comment
  CDA33859  Araujia sericifera Mike Walker 2010-9-27 PDR# 1631123 Santa Clara Campbell; 530 Water Witch Way, Winchester Ranch Mobile Home Park. Near Winchester/ Hwy 280. 0 Comment
  NY201871  Arbutus menziesii J. B. Walker 1994-8-11 888 Santa Cruz UCSC campus, adjacent to "Natural Area" at N edge of campus 50 Comment
  UC112730  Arbutus menziesii Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 303 Mendocino near Comptche Comment
  UCSB4709  Arbutus menziesii Walker, Clifford 1954-4-5 Santa Barbara Camino Cielo Rd., top of Santa Ynez Range Comment
  NY43075  Arctostaphylos canescens subsp. canescens J. B. Walker 1995-4-25 1379 Glenn Mendocino National Forest, Sandedrin Rd, 4km S of junction with Alder Springs Rd 1000 Comment
  NY42945  Arctostaphylos columbiana J. B. Walker 1995-4-28 1390 Del Norte Six Rivers National Forest, E of Crescent City, at S terminus of USFS Rd 400 Comment
  CAS-BOT-BC39320  Arctostaphylos glauca Jay B. Walker 1995-4-17 1365 Monterey Los Padres Ntl Forest. Milipitas Rd, 6km S of Mem Park Campground 500 Comment
  NY43069  Arctostaphylos glauca J. B. Walker 1995-4-17 1365 Monterey Los Padres National Forest, Milipitas Rd, 6km S of Memorial Park Campground 500 Comment
  NY42918  Arctostaphylos manzanita subsp. elegans J. B. Walker 1995-4-26 1389 Humboldt Six Rivers National Forest, Hwy 36, 2km W of Cobbs 800 Comment
  CAS-BOT-BC45477  Arctostaphylos nevadensis Jay B. Walker 1995-4-25 1384 Glenn Mendocino Ntl. Forest. Alder Springs Rd., 2km e. of jct w/Round Valley Rd. 1400 Comment
  NY42910  Arctostaphylos nevadensis J. B. Walker 1995-4-25 1384 Glenn Mendocino National Forest, Alder Springs Rd, 2km E of junction with Round Valley Rd 1400 Comment
  NY42168  Arctostaphylos patula J. B. Walker 1994-8-3 868 Plumas 5km N of Quincy, on USFS Rd 25N12, 2km W of USFS Quincy work center 1500 Comment
  SEINET5501547 Image available Arctostaphylos patula Sally Walker 1967-5-24 s.n. Unknown yosemite National Park Comment
  SEINET7262896  Arctostaphylos patula K. Walker 1954-5-13 21 Sierra [Sierra Nevada] Dog Valley, on the grade into the valley, 8 or 10 miles from Verdi 1417 Comment
  NY43173  Arctostaphylos pringlei subsp. drupacea J. B. Walker 1995-5-3 1409 Riverside San Bernardino National Forest, S of Pinyon Flat Campground, at terminus of USFS Rd 1900 Comment
  SD216471  Arctostaphylos pringlei subsp. drupacea Jay B. Walker 1995-5-3 1409 Riverside San Bernardino National Forest, South of Pinyon Flat Campground at terminus of USFS Road. 1900 Comment
  NY42981  Arctostaphylos stanfordiana subsp. stanfordiana J. B. Walker 1995-4-30 1398 Lake Mendocino National Forest, N of Nice, along High Glade Rd, 8km E of junction with Elk Mountain Rd 1000 Comment
  NY42682  Arctostaphylos tomentosa subsp. crustacea J. B. Walker 1994-8-13 902 Santa Cruz UCSC campus, adjacent to "Natural Area" at N edge of campus 50 Comment
  NY43194  Arctostaphylos viscida subsp. viscida J. B. Walker 1995-5-1 1403 Nevada Tahoe National Forest, NE Nevada City, just E of Malakoff Diggins State Park 800 Comment
  POM128212  Armeria maritima subsp. californica Harriet Ann Walker 1908-5-17 113 -D San Francisco Lake Merced. Comment
  CAS-BOT-BC82197  Arnica chamissonis Miss. Harriet A. Walker 1910-6-19 s.n. Nevada Truckee Comment
  UC159246  Arnica chamissonis Miss Harriet A. Walker 1910-6-19 2134 Nevada Truckee, near S. P. R. R. Comment
  UC159287  Arnica chamissonis Miss Harriet A. Walker 1910-6-19 2143 Nevada Donner Lake Comment
  UC159243  Arnica cordifolia Miss Harriet A. Walker 1910-6-20 2155 Fresno near, (in woods) Deer Park 1981 Comment
  UC159244  Arnica cordifolia Miss Harriet A. Walker 1910-6-17 2105 Fresno (between Deer Park and Hay Ranch) Deer Park 1981 Comment
  POM53805  Arnica discoidea Harriet Ann Walker 1906-6-23 s.n. Mendocino near Comptche Comment
  POM53807  Arnica discoidea Harriet Ann Walker 1906-6-23 342 Mendocino near Comptche Comment
  UC123638  Arnica discoidea Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 342 Mendocino near Comptche Comment
  UC159245  Arnica longifolia Miss Harriet A. Walker 1910-6-21 2165 Placer near, (on the edge of Bear Creek) Deer Park; Bear Creek 1981 Comment
  UC159242  Arnica mollis Miss Harriet A. Walker 1910-6-18 2020 Placer on road to Deer Park 1981 Comment
  CAS-BOT-BC85141  Arnica nevadensis Miss. Harriet A. Walker 1910-6-18 2120 Nevada Bet. Truckee & Deer Park 1981 Comment
  NY42581  Artemisia californica J. B. Walker 1995-2-14 1158 San Diego Cass Street Canyon, at N terminus of Cass St 15 Comment
  SD222155  Artemisia californica Jay B. Walker 1995-2-14 1158 San Diego La Jolla, Cass Street canyon, at northern terminus of Cass street. 14 Comment
  NY201965  Artemisia douglasiana J. B. Walker 1995-6-6 1432 Los Angeles Santa Catalina Island, Cape Canyon, dry creekbed, 5km E of Middle Canyon 300 Comment
  UC112761  Artemisia douglasiana Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 356 Mendocino near Comptche Comment
  UC127622  Artemisia douglasiana Miss Harriet A. Walker 1906-7 416 Alameda vicinity of Berkeley Comment
  UC449642  Artemisia douglasiana Harriet A. Walker 1907-9-8 907 San Joaquin Sathrop Comment
  UC128211  Artemisia douglasiana Miss Harriet A. Walker 1397 Placer near Yuba River (Cisco) 1524 Comment
  HSC44258  Asarum caudatum J. Walker 1977-4-23 13 Humboldt 2.5 mi. S of Shelter Cove Rd., S Fork of Bear Creek at Wailaki Campground 561 Comment
  NY42908  Asclepias californica J. B. Walker 1995-4-6 1323 San Diego Cleveland National Forest, Black Canyon Rd, 7km N of Ramona 500 Comment
  SD222152  Asclepias californica Jay B. Walker 1995-4-6 1323 San Diego Cleveland National Forest. Black Canyon Rd. 7km N of Ramona 500 Comment
  POM10029A  Asclepias fascicularis L. M. Walker 1904-9-3 438 San Bernardino Willow Canon. Comment
  UC449988  Asclepias fascicularis Harriet A. Walker 1908-6-7 1164 Sonoma Santa Rosa Comment
  CHSC123  Asclepias speciosa E. Walker 1932-6-2 Butte Magalia 670 Comment
  UC646420  Asclepias speciosa Burt Walker 1930-7-14 6 Tuolumne Mather Sierra Nevada Mountains, Yosemite National Park Comment
  NY43598  Asclepias subulata J. B. Walker 1995-11-11 1740 Imperial 40km S of Coachella, at mouth of Martinez Canyon 65 Comment
  SEINET5547512  Asparagaceae T. Walker, S. Walker 1993-1 s.n. San Diego MP 28, Rd 51 at junction with Pine Creek Rd., Cleveland National Forest. 1676 Comment
Read comments
Aug 16 2016
  NY42586  Asphodelus fistulosus J. B. Walker 1995-2-23 1182 San Diego Dead end of Regents Rd, S of UTC shopping center 50 Comment
  POM58132  Aster chilensis Harriet Ann Walker 1906-07 459 Alameda Vicinity of Berkeley. Comment
  POM58612  Aster chilensis Harriet Ann Walker 1906-07 459 Alameda Vicinity of Berkeley. Comment
  SEINET946257  Asteraceae H. A. Walker 1906-1 462 Alameda Vicinity of Berkeley Comment
  CAS-BOT-BC178635  Astragalus coccineus Jay B. Walker 1995-5-4 1414 Riverside San Bernardino National Forest, Hwy 74, 3 km E of jct. w/Santa Rosa Mtn. Rd. 1400 Comment
  NY43150  Astragalus coccineus J. B. Walker 1995-5-4 1414 Riverside San Bernardino National Forest, Hwy 74, 3km E of junction with Santa Rosa Mtn Rd 1400 Comment
  POM16294  Astragalus gambelianus Harriet Ann Walker 1906-05 55 Alameda Vicinity of Berkeley Comment
  UC127615  Astragalus gambelianus Miss Harriet A. Walker 1906-5 55 Alameda vicinity Berkeley; vicinity of Berkeley Comment
  UCR6003  Astragalus layneae Steve Walker 1966-3-8 s.n. San Bernardino Mojave Desert, 3-6 mi north of Barstow on the Fort Irwin Road [east of Waterman Hills, near Fossil Bed Road junction] 701 Comment
  CLARK-A1656-615  Astragalus lentiginosus var. coachellae Milton Walker 1978-1-27 Riverside Palm Springs 152 Comment
  SEINET948582  Astragalus nuttallii H. A. Walker 1909-1 1777 Unknown Lands End, San Francisco. Comment
  POM26481  Astragalus nuttallii Harriet Ann Walker 1909-7-26 1777 San Francisco Lands End Comment
  CAS-BOT-BC177995  Astragalus nuttallii var. virgatus Miss. H. A. Walker 1909-7-26 1777 San Francisco Lands End, San Francisco Comment
  UC163943  Astragalus nuttallii var. virgatus Miss H. A. Walker 1909-7-26 1777 San Francisco Lands End , Lands End (San Francisco) Comment
  SEINET5326018  Astragalus nuttallii var. virgatus H. A. Walker 1909-7-26 1777 San Francisco Lands End, San Francisco Comment
  UCSB3025  Astragalus tricarinatus Walker, Clifford 1954-4-10 Riverside East slope of Arroyo near head of White Water Canyon Comment
  UCSB44773  Astragalus trichopodus Walker, R. 1980-6-7 Santa Barbara 2 km. north of Upper Oso Campground; near 19 Oaks Camp; Los Padres National Forest 720 Comment
  NY42976  Astragalus trichopodus var. phoxus J. B. Walker 1995-3-31 1307 Los Angeles Angeles National Forest, 5km E of Castaic, along USFS Rd 5N17 500 Comment
  CAS-BOT-BC69513  Athyrium filix-femina var. californicum Burt Walker 1930-9-15 70 Tuolumne Near Mather, on the Hetch Hetchty railroad, beside a water tank. Comment
  CLARK-A1656-677  Atrichoseris platyphylla Milton Walker 1978-3-23 Riverside Mecca 269 Comment
  SEINET6794485 Image available Atriplex barclayana Sally Walker 1978-1 Unknown 20 miles west of Yuma, Arizona (in California) Comment
  NY43096  Atriplex californica J. B. Walker 1995-6-7 1444 Los Angeles Santa Catalina Island, at Little Harbor 2 Comment
  UCD97646  Atriplex prostrata Harriet A. Walker Jul - Sep 1906 488 Alameda vicinity of Berkeley. Comment
  SEINET5345460  Atriplex prostrata H. Walker 1906-1 488 Alameda Vicinity of Berkeley Comment
  UC452643  Atriplex serenana var. serenana Harriet A. Walker 1907-9-8 934 San Joaquin Lathrop Comment
  POM164716  Atriplex subspicata Harriet Ann Walker 488 Alameda Vicinity of Berkeley Comment
  UC217182  Atriplex subspicata Harriet A. Walker 1919-11-2 5111 Alameda West Berkeley; University Ave. Comment
  UC128113  Atriplex triangularis Harriet A. Walker 1907-9-22 992 Solano Suisun Comment
  UC129657  Atriplex triangularis Miss Harriet A. Walker 1906-7 471 Alameda vicinity Berkeley (Bay Farm Island); vicinity of Berkeley, Bay Farm Island Comment
  UC455244  Atriplex triangularis Miss Harriet A. Walker 1906-7 488 Alameda vicinity Berkeley; vicinity of Berkeley Comment
  UC72621  Atriplex triangularis Miss H. A. Walker 1905-10-15 Alameda West Berkeley Comment
  SEINET14287461  Avena fatua R. Walker 1967-12-31 176 Orange Olive, ca 200 yds N of Lincoln Ave on Santa Ana Canyon Rd. 46 Comment
  NY42702  Baccharis glutinosa J. B. Walker 1995-3-9 1239 San Diego S of Carlsbad, along RR tracks, at junction of Palomar Airport Rd and Avenida Encinitas 15 Comment
  UC127616  Baccharis glutinosa Miss Harriet A. Walker 1906-7 420 Alameda vicinity of Berkeley Comment
  UC469069  Baccharis glutinosa Harriet A. Walker 1907-8-3 750 Santa Cruz Boulder Creek Comment
  CAS-BOT-BC98583  Baccharis pilularis Harriet Ann Walker 1906-7-1 462 Alameda Vicinity of Berkeley Comment
  RSA56226  Baccharis pilularis Harriet Ann Walker 1906-07 462 Alameda Vicinity of Berkeley. Comment
  UC127740  Baccharis pilularis Miss Harriet A. Walker 1906-7 462 Alameda vicinity of Berkeley Comment
  UC129753  Baccharis pilularis Miss Harriet A. Walker 1906-7 475 Alameda West Berkeley Comment
  SEINET7239567 Image available Baccharis pilularis H. A. Walker 1906-1 462 Alameda Vicinity of Berkeley Comment
  NY201874  Baccharis pilularis var. consanguinea J. B. Walker 1994-8-13 899 Santa Cruz UCSC campus, adjacent to "Natural Area" at N edge of campus 50 Comment
  SD222156  Baccharis salicifolia subsp. salicifolia Jay B. Walker 1995-3-9 1239 San Diego S of Carlsbad. Along RR tracks at jct Palomar Airport Rd and Avenida Encinitas. 14 Comment
  CLARK-A1656-619  Baccharis sarothroides Milton Walker 1978-1-31 Riverside Little San Bernardino Mountains Comment
  SEINET4176937 Image available Baileya pauciradiata Sally Walker 1970-3-13 Imperial 28 miles W of Yuma Comment
  CLARK-A1656-614  Baileya pleniradiata Milton Walker 1978-2-7 San Bernardino Joshua Tree 640 Comment
  UC147648  Balsamorhiza deltoidea Harriet A. Walker 1908-6-24 1285 Placer Blue Canon 1432 Comment
  CAS-BOT-BC100089  Balsamorhiza sagittata Miss. Harriet A. Walker 1910-6-3 2016 Placer Deer Park 1981 Comment
  UC123755  Barbarea orthoceras H. A. Walker 1907-4-26 571 Alameda Vicinity of Berkeley Comment
  UC147603  Barbarea orthoceras Harriet A. Walker 1908-6-25 1307 Placer Cisco, Placer Co. 1810 Comment
  UCD114296  Barbarea orthoceras H. A. Walker 1907-4-28 571 Alameda Berkeley. Comment
  SEINET3148014  Barbarea vulgaris H. A. Walker 1907-4-28 571 Alameda Berkeley Comment
  SEINET5340908  Barbarea vulgaris H. A. Walker 1907-4-28 571 Alameda Berkeley. Comment
  SEINET6165693 Image available Berberis aquifolium var. dictyota Tim Walker, Sally Walker 1994-1 s.n. San Diego Inspiration Point, Laguna Mt. Cleveland NF 1417 Comment
  SD216473  Bernardia incana Jay B. Walker 1995-5-3 1405 Riverside South of Palm Desert along Highway 74, 3 kilometers East of Pinyon Flats Campground 1200 Comment
  NY43196  Bernardia myricifolia J. B. Walker 1995-5-3 1405 Riverside S of Palm Desert, along Hwy 74, 3km E of Pinyon Flats Campground 1200 Comment
  NY42978  Blechnum spicant J. B. Walker 1995-4-28 1394 Del Norte Six Rivers National Forest, E of Crescent City, 1km N of junction of USFS Rd 17N22 & Rd 17N22B 400 Comment
  CAS-BOT-BC100340  Blepharizonia plumosa Miss H. A. Walker 1916-8-28 3922 Contra Costa Los Medanos, near Antioch Comment
  POM118273  Blepharizonia plumosa Harriet Ann Walker 1916-8-28 3922 Contra Costa Los Medanos, near Antioch Comment
Read comments
Dec 16 2012
  UC311580  Blepharizonia plumosa Miss H. A. Walker 1916-8-28 3922 Contra Costa near Antioch (Los Medanos); Los Medanos Comment
  SEINET6793412 Image available Bloomeria aurea Sally Walker 1975-1 Unknown Carmel Valley Comment
  SEINET3243475  Bloomeria crocea T. Walker, S. Walker 1993-1 San Diego 1.9 miles S of Highway 51 by Kitchen Creek Rd., Cleveland National Forest. 1707 Comment
  SEINET5541106  Bloomeria crocea T. Walker, S. Walker 1993-1 s.n. San Diego 1.9 miles south of Highway 51 by Kitchen Creek Rd., Cleveland National Forest. 1706 Comment
  SEINET8239355  Bolboschoenus robustus Harriet A. Walker 1906-1 428 Unknown vicinity of Berkeley. Comment
  HSC913  Botrychium multifidum D. K. Walker 1968-11-6 Humboldt Clam Beach, old railroad cut below Vista Point lookout on Hwy. 101 about 1.5 mi. S of Trinidad Comment
  UC1202090  Bouvardia triphylla Harriet A. Walker 1931-10-15 Alameda Campus Comment
  SEINET11970738  Brassica nigra C. A. Walker 5 s.n. Butte no further locality Comment
  UC123702  Brassica rapa H. A. Walker 1907-7-4 629 Marin Mill Valley, Cascade Drive Mill Valley; , Cascade Drive Comment
  UC123612  Briza minor Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 220 Mendocino near Comptche Comment
  SEINET4344867  Briza minor H. A. Walker 1907-5-9 585 Marin On the road to Mt. Tamalpais Comment
  SEINET4344876  Briza minor H. A. Walker 1905-6-5 s.n. Alameda N.E. Campus Burkeley Comment
  UCSB841  Brodiaea coronaria Walker, Clifford 1954-4-20 San Mateo Corner of Jefferson and Canada Rds. Comment
  CHSC2074  Brodiaea elegans E. Walker 1932-6-26 Butte Magalia Heights. 731 Comment
  CAS-BOT-BC483102  Brodiaea elegans subsp. elegans Burt Walker 1930-7-3 1 Tuolumne Mather, Yosemite National Park, Sierra Nevada Mountains Comment
  SEINET5500783 Image available Brodiaea laxa Sally Walker 1981-5-25 Sonoma 4 mi W of Occidental. Comment
  UCD57589  Bromus arenarius Chas. F. Walker 1956-5-25 s.n. Tulare Manley Ranch, near Badger. 1066 Comment
  UCD58601  Bromus grandis C. F. Walker 1959-5-1 s.n. San Diego Hauser Mtn. area. About 4 miles northwest of Campo. 1219 Comment
  HSC74068  Calamagrostis foliosa Joyce Walker 1980-5-7 Humboldt Four Mile Creek Comment
  HSC74072  Calamagrostis foliosa Joyce Walker 1980-9-3 Humboldt Shipman Creek Comment
  HSC74073  Calamagrostis foliosa Joyce Walker 1980-8-15 Humboldt Fiddle Prairie 829 Comment
  SEINET3163809  Calandrinia caulescens var. menziesii H. A. Walker 49 Alameda vicinity of Berkeley Comment
  UC123933  Calceolaria H. A. Walker 1906-12-15 527 Alameda UC Berkeley Botanic Garden Comment
  NY201865  Calocedrus decurrens J. B. Walker 1994-8-1 860 Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UC401357  Calocedrus decurrens Miss Harriet A. Walker 1918-6-15 2718 Calaveras Calaveras Big Tree Hotel Comment
  SEINET3365857 Image available Calochortus albus Sally Walker 1975-6-8 Unknown Carmel Valley Comment
  UC147615  Calochortus coeruleus Miss Harriet A. Walker 1908-6-23 1242 Placer Blue Canyon 1432 Comment
  SEINET6793620 Image available Calochortus invenustus Tim Walker 1993-1 San Diego By Kitchen Creek Road, 1.9 mi S on Rt SI at Laguna Mt. Rec. Area, Cleveland Nstional Forest 1707 Comment
  SEINET8824930 Image available Calochortus invenustus Tim Walker 1993-1 San Diego 4 mi. N of Mt. Laguna Vista Pt. 1676 Comment
  SEINET5501602 Image available Calochortus luteus Sally Walker 1975-6-8 s.n. Unknown Carmel Valley Comment
  UC147616  Calochortus nudus Miss Harriet A. Walker 1908-6-26 1317 Placer Cisco 1810 Comment
  CAS-BOT-BC493953  Calochortus superbus Burt Walker 1930-7-16 20 Tuolumne Sierra Nevada Mountains, Yosemite National Park, Mather, west of Park boundary 1402 Comment
  UC126869  Calyptridium monospermum Miss H. A. Walker 1908-6-23 1207 Placer Blue Canyon Station; Sierra Nevada, Blue Canyon Station 1470 Comment
  SEINET5336320  Calyptridium paniculatum H. A. Walker 1908-6-23 1207 Placer Blue Canyon Station in the Sierra Nevada, Transition Zone. 1470 Comment
  SD154064  Calyptridium pulchellum Jessie Walker 2003-5-20 Fresno Sierra National Forest (USFS), NAD 83, disturbed area: utility corridor & maintenance of this corridor, access road, grazing area; UTM 11S 0288311 4111737 850 Comment
  NY42927  Calystegia macrostegia subsp. intermedia J. B. Walker 1995-4-14 1338 San Luis Obispo Along Hwy 166 (Cuyama Hwy), 4km W of Tepusquet Rd 300 Comment
  UC147600  Calystegia malacophylla subsp. malacophylla Harriet A. Walker 1908-6-24 1277 Placer Blue Canyon 1432 Comment
  UC123628  Calystegia purpurata H. A. Walker 1907-7-4 631 Marin Cascade Drive Mill Valley (Mill Valley) Comment
  UC127680  Calystegia purpurata Miss Harriet A. Walker 1906-2 58 Alameda vicinity Berkeley; vicinity of Berkeley Comment
  SEINET5547592  Camissonia bistorta Tim Walker 1994-1 s.n. San Diego 7.4 miles of junction with Boulder Creek Rd. by Eagle Peak Rd. 762 Comment
  NY44676  Camissonia cheiranthifolia J. B. Walker 1996-7-6 1912 San Diego Mission Bay, Fiesta Island. 2 Comment
  NY679560  Camissonia cheiranthifolia H. A. Walker 1969-8-2 1803 San Francisco Comment
  NY42622  Camissonia cheiranthifolia subsp. suffruticosa J. B. Walker 1995-2-25 1197 San Diego Fiesta Island, Mission Bay Park 2 Comment
  POM32186  Camissonia ovata Harriet Ann Walker 1906-03 3 Alameda Vicinity of Berkeley Comment
  SD222220  Camissoniopsis cheiranthifolia subsp. suffruticosa Jay B. Walker 1995-2-25 1197 San Diego San Diego. Fiesta Island on Mission Bay. 2 Comment
  SEINET5344153  Camissoniopsis cheiranthifolia subsp. suffruticosa M. Walker 1963-4-28 s.n. Los Angeles La Ballona Creek 3 Comment
  UCD54565  Camissoniopsis hirtella K. Walker; PLB 102 2006-5-13 7 Napa Quail Ridge Reserve, West Ashley Rd. One-half mile northwest of Laurel Creek. 208 Comment
  UC163504  Campanula medium Harriet A. Walker 1911-6-25 2482 Alameda Berkeley, in a private garden. Comment
  UC112755  Campanula prenanthoides Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 367 Mendocino near Comptche Comment
  UC112760  Campanula prenanthoides Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 378 Mendocino near Comptche Comment
  UC416594  Campanula prenanthoides Harriet A. Walker 1907-8-3 726 Santa Cruz Boulder Creek Comment
  SEINET10463055  Campanula prenanthoides Walker 1906-6-23 Walker 367 Mendocino Near Comptche Comment
  SEINET10905907  Campanula prenanthoides Walker 1907-8-3 Walker 726 Santa Cruz Boulder Creek Comment
  SEINET10905909  Campanula prenanthoides Walker 1906-6-23 Walker 378 Mendocino NEAR COMPTCHE Comment
  SEINET5501125 Image available Campanula shetleri Sally Walker 1984-7-26 Shasta Lower Castle Lake Comment
  SEINET5548379  Campanulaceae Sally Walker 1996-1 s.n. San Diego South of Cuyamaca Lake. 1432 Comment
  UC124030  Canarina canariensis Harriet A. Walker 1907-3-19 548 Alameda Berkeley Bot. Gar. Comment
  OBI80537  Capsella bursa-pastoris Josh Walker 2013-2-7 2 San Luis Obispo Paso Robles; 1 mile west of 24th and Vine St. on Nacimiento Lake Drive; 100 ft north of road. 338 Comment
  UC402550  Cardamine californica Harriet A. Walker 1908-4-30 1064 San Francisco Sutro Woods San Francisco, Sutro Woods Comment
  UC127694  Cardamine californica var. californica Miss Harriet A. Walker 1906-2 47 Alameda vicinity Berkeley; vicinity of Berkeley Comment
  SEINET5341062  Cardamine integrifolia var. integrifolia H. A. Walker 47 Alameda Vicinity of Berkeley. Comment
  SEINET3148253  Cardamine oligosperma H. A. Walker 64 Alameda Vicinity of Berkeley Comment
  UC127693  Cardamine oligosperma Miss Harriet A. Walker 1906-2 64 Alameda vicinity Berkeley; vicinity of Berkeley Comment
  NY42933  Cardaria draba J. B. Walker 1995-3-30 1298 Los Angeles Angeles National Forest, Glendora Ridge Rd, 12km W of Baldy Village 1200 Comment
  UC465590  Cardionema ramosissimum Harriet A. Walker 1908-5-17 1139 San Francisco San Francisco, Ocean View Comment
  CAS-BOT-BC34947  Carex densa Jeanne Walker 1939-5-7 s.n. Amador Neighborhood of Mount Echo. Comment
  HSC7163  Carex echinata subsp. phyllomanica Walker 1960-8-16 Humboldt 7 mi., K & K Comment
  CAS-BOT-BC115679  Carex texensis J. Walker 1939-3-30 s.n. Sacramento Sacramento, weed in garden. Comment
  CAS-BOT-BC115680  Carex texensis J. Walker 1939-6-6 s.n. Sacramento Sacramento, weed in garden. Comment
  UCSB1817  Carpobrotus chilensis Walker, Clifford 1954-4-20 San Mateo 50 yards from ocean, 1 mile south of Half Moon Bay Comment
  UCSB1812  Carpobrotus edulis Walker, Clifford 1954-4-20 San Mateo 50 yards from ocean, 1 miles south of Half Moon Bay Comment
  SEINET5500914 Image available Cassia armata Sally Walker 1982-5-12 San Bernardino N of Victorivlle beside Rt 395. Comment
  CAS-BOT-BC249017  Castilleja Burt Walker 1930-8-4 55 Tuolumne Sierra Nevada Mountains, Yosemite National Park. Pate Valley Trail, 1 mile from Harden Lake 2286 Comment
  CAS-BOT-BC249018  Castilleja Burt Walker 1930-8-4 44 Tuolumne Sierra Nevada Mountains, Yosemite National Park. Pate Valley Trail, 1 mile from Harden Lake 2286 Comment
  CAS-BOT-BC249020  Castilleja Burt Walker 1930-7-15 15 Tuolumne Sierra Nevada Mountains, Yosemite National Park. Mather Comment
  POM15431  Castilleja affinis Harriet Ann Walker 1906-05 115 Alameda Vicinity of Berkeley. Comment
  UC127692  Castilleja affinis subsp. affinis Miss Harriet A. Walker 1906-5 115 Alameda vicinity Berkeley Comment
  UCSB46520  Castilleja attenuata Walker, Donna 1983-5-19 Inyo Right side of Bakersfield-Glennville Rd., about 2.5 mi. west of Calif. 155 in Kern River Canyon 548 Comment
  SEINET13768052  Castilleja densiflora H. A. Walker 1906-1 175 Alameda Vicinity of Berkeley. Comment
  UC129617  Castilleja densiflora subsp. densiflora Miss Harriet A. Walker 1906-5 175 Alameda vicinity Berkeley Comment
  UCSB6125  Castilleja exserta subsp. exserta Walker, Clifford 1954-4-10 Riverside East slope of arroyo; near head of White Water Canyon Comment
  UCSB7493  Castilleja exserta subsp. exserta Walker, Clifford 1954-4-5 Santa Barbara Juncal Camp; upper end of Santa Ynez Yalley Comment
  NY42606  Castilleja foliolosa J. B. Walker 1995-3-15 1250 San Diego Cleveland National Forest, Palomar district, Black Canyon Rd, 7km S of junction with Rd 12S05 500 Comment
  POM15432  Castilleja foliolosa Harriet Ann Walker 1906-02 40 Alameda Vicinity of Berkeley. Comment
  SD222255  Castilleja foliolosa Jay B. Walker, Noah C. Goldstein 1995-3-15 1250 San Diego Cleveland Ntl For, Palomar district on Black cyn Rd, 7km S of jct w/Rd 12S05. 500 Comment
  UC127839  Castilleja foliolosa Miss Harriet A. Walker 1906-2 46 Alameda vicinity Berkeley Comment
  UCSB44774  Castilleja foliolosa Walker, R. 1980-6-7 Santa Barbara Near 19 Oaks Camp; 2km north of Upper Oso Campground; Los Padres National Forest 720 Comment
  UC128268  Castilleja lacera Miss Harriet A. Walker 1908-7-28 1476 Placer near big bend in Yuba River (Cisco); Cisco Comment
  UCSB46522  Castilleja latifolia Walker, Donna 1983-4-16 Monterey Moss Landing State Beach on dunes to right of Jetty Rd Comment
  UC147636  Castilleja pruinosa Harriet A. Walker 1908-6-23 1240 Placer Blue Canyon 1432 Comment
  UC123623  Castilleja rubicundula subsp. lithospermoides Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 333 Mendocino near Comptche Comment
  UC129618  Castilleja rubicundula subsp. lithospermoides Miss Harriet A. Walker 1906-5 155 Alameda vicinity Berkeley Comment
  UC201433  Castilleja subinclusa subsp. franciscana Harriet A. Walker 1918-4-21 4074 Marin Lagunitas; rear of Miss Walkers Comment
  POM15423  Castilleja wightii Harriet Ann Walker 1906-04 81 Alameda Vicinity of Berkeley. Comment
Read comments
Aug 8 2010
  SEINET14183529  Castilleja wightii H. A. Walker 1906-1 81 Alameda Vicinity of Berkeley. Comment
  UC127695  Castilleja wightii Miss Harriet A. Walker 1906-2 81 Alameda vicinity Berkeley Comment
  UC199385  Castilleja wightii Harriet A. Walker 1908-6-13 1200 Marin Olema Comment
  POM15457  Castilleja wightii Harriet Ann Walker 1906-1 81 Unknown [Unspecified] Comment
  UC198259  Castilleja wightii Miss Harriet A. Walker 1917-7-15 4009 San Francisco n or Golf Links (above Cliff House R.R.) Comment
  NY42931  Caulanthus coulteri var. coulteri J. B. Walker 1995-3-30 1301 Los Angeles Angeles National Forest, Ridge Rt USFS 8N04, 10km S of Hwy 138 1300 Comment
  NY201964  Ceanothus arboreus J. B. Walker 1995-6-5 1429 Los Angeles Santa Catalina Island, along Airport Rd, 4km N of Avalon 200 Comment
  CAS-BOT-BC48578  Ceanothus cordulatus Jay B. Walker 1995-4-25 1382 Glenn Mendocino Ntl Forest. Alder Springs Rd, 3km W of jct w/ Sanhedrin Rd. 1400 Comment
  NY42937  Ceanothus cordulatus J. B. Walker 1995-4-25 1382 Glenn Mendocino National Forest, Alder Springs Rd, 3km W of junction with Sanhedrin Rd 1400 Comment
  NY42677  Ceanothus crassifolius J. B. Walker 1995-3-8 1230 San Diego Cleveland National Forest, Trabuco district, USFS Rd 7S01, 5km N of Tenaja Campground 400 Comment
  SD222237  Ceanothus crassifolius Jay B. Walker 1995-3-8 1230 San Diego Cleveland Ntl Forest, Trabuco district, USFS Rd 7S01, 5km N of Tenaja Campground 399 Comment
  UCSB3868  Ceanothus crassifolius var. planus Walker, Clifford 1954-4-5 Santa Barbara on Camino Cielo 3 miles North of crest of the Santa Ynez Mts. Comment
  SD222239  Ceanothus cuneatus var. cuneatus Jay B. Walker, Noah C. Goldstein 1995-3-22 1277 San Diego North of Boulevard along McCain Valley Rd at Carrizo Overlook 1100 Comment
  NY42749  Ceanothus cuneatus var. fascicularis J. B. Walker 1995-3-22 1277 San Diego N of Boulevard, along McCain Valley Rd, at Carrizo Overlook 1100 Comment
  UCSB3887  Ceanothus cuneatus var. ramulosus Walker, Clifford 1954-4-5 Santa Barbara on Camino Cielo near Juncal Camp, Santa Ynez Valley. Comment
  UCSB3900  Ceanothus foliosus var. foliosus Walker, Clifford 1954-4-20 San Mateo Road to Woodside Comment
  GH349476  Ceanothus incanus H. A. Walker 1911-4-16 115 Unknown San Francisco, Lake Merced Comment
  POM136295  Ceanothus incanus Harriet Ann Walker 1911-4-16 2322 San Francisco Lake Merced Comment
  UC163950  Ceanothus incanus Miss H. A. Walker 1911-4 2322 San Francisco Lake Merced San Francisco Comment
  CAS-BOT-BC50223  Ceanothus integerrimus Jay B. Walker 1995-4-15 1347 Monterey Los Padres nat'l Forest. 2 km S. of Chalk Peak Campground along Plaskett Ridge Rd. 900 Comment
  HSC43201  Ceanothus jepsonii var. albiflorus J. Walker 1977-4-24 27 Colusa Along Walker Ridge Rd. above Barrel Springs Campground 701 Comment
  CAS-BOT-BC51153  Ceanothus lemmonii J. Walker 1941-5-11 105 Placer 35 miles past Auburn on Highway 40 on road to Lake Tahoe Comment
  CAS-BOT-BC51154  Ceanothus lemmonii J. Walker 1941-5-11 107 Placer 35 miles past Auburn on Highway 40 on road to Lake Tahoe Comment
  NY42631  Ceanothus leucodermis J. B. Walker 1995-3-14 1245 San Diego Cleveland National Forest, Descanso district, USFS Rd 16S03, 8km W of Japatul Fire Station 900 Comment
  NY43794  Ceanothus megacarpus subsp. insularis J. B. Walker 1995-12-3 1809 Los Angeles Santa Catalina Island, on Airport Rd, just N of Black Jack Cutoff 120 Comment
  UCSB3928  Ceanothus megacarpus var. megacarpus Walker, Clifford 1954-3-2 Santa Barbara Meadow slope N of Rattlesnake Canyon 100 yds E of Las Canoas Rd. 2 mi. NE Santa Barbara in the foothills of the Santa Ynez Mts. Comment
  UCSB3942  Ceanothus oliganthus Walker, Clifford 1954-3-2 Santa Barbara In Rattlesnake Canyon at crossing of Las Canoas Rd. 2 mi. NW of Santa Barbara in the foothills of the Santa Ynez Mts Comment
  NY42651  Ceanothus oliganthus var. oliganthus J. B. Walker 1995-3-14 1243 San Diego Cleveland National Forest, Descanso district, USFS Rd 16S03, 5km W of Japatul Fire Station 850 Comment
  SD222242  Ceanothus oliganthus var. orcuttii Jay B. Walker, Noah C. Goldstein 1995-3-14 1243 San Diego Cleveland Ntl For. Descanso district. Rd 16S04 5km W of Japatul Fire Station 850 Comment
  CAS-BOT-BC51823  Ceanothus papillosus Jay B. Walker; Noah Goldstein 1994-8-11 891 Santa Cruz UCSC campus. Adjacent to Natural Area at northern edge of campus 50 Comment
  NY42427  Ceanothus papillosus J. B. Walker 1994-8-11 891 Santa Cruz UCSC campus, adjacent to "Natural Area" at N edge of campus 50 Comment
  CAS-BOT-BC52151  Ceanothus pumilus Jay B. Walker 1995-4-28 1396 Del Norte Six Rivers Ntl Forest. E of Crescent City, 1km N of jct of USFS 17N22 and 17N22B 500 Comment
  NY42979  Ceanothus pumilus J. B. Walker 1995-4-28 1396 Del Norte Six Rivers National Forest, E of Crescent City, 1km N of junction of USFS Rd 17N22 & Rd 17N22B 500 Comment
  NY201960  Ceanothus spinosus J. B. Walker 1995-4-30 1400 Lake Mendocino National Forest, N of Nice, along USFS Rd 14, along Wild Bill Ridge 900 Comment
Read comments
Feb 10 2011
  UC112749  Ceanothus thyrsiflorus Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 238 Mendocino near Comptche; near Comptche Comment
  UC127564  Ceanothus thyrsiflorus Miss Harriet A. Walker 1906-3 15 San Francisco San Francisco Comment
  UCSB3904  Ceanothus thyrsiflorus var. griseus Walker, Clifford 1954-4-20 San Mateo Woodside Rd. 1 mi. E. Woodside 3 Comment
  UCSB3905  Ceanothus thyrsiflorus var. griseus Walker, Clifford 1954-4-20 San Mateo Woodside Rd. 1 mi. E. Woodside 2 Comment
  SD222243  Ceanothus tomentosus Jay B. Walker, Ann P. Walker 1995-2-25 1193 San Diego North of Santee, in N end of Spring Canyon. 70 Comment
  NY42555  Ceanothus tomentosus subsp. olivaceus J. B. Walker 1995-2-25 1193 San Diego N of Santee, in N end of Spring Canyon 70 Comment
  CAS-BOT-BC63190  Ceanothus velutinus var. velutinus Jay B. Walker; Jeff Stadler; Noah Goldstein 1994-8-2 865 Plumas On n. edge of Smith Lake, 5 km. nw. of Quincy. 1500 Comment
  NY42167  Ceanothus velutinus var. velutinus J. B. Walker 1994-8-2 865 Plumas 5km NW of Quincy, on N edge of Smith Lake 1500 Comment
  NY42587  Ceanothus verrucosus J. B. Walker 1995-2-23 1185 San Diego W end of Miramar Naval Air Station, at Governor Dr exit off I-805 70 Comment
  SD222244  Ceanothus verrucosus Jay B. Walker, Carol R. Annable 1995-2-25 1185 San Diego Miramar, West end of Miramar Naval Air Station, at Governor Dr exit off 805 70 Comment
  UC172082  Centaurea calcitrapa Harriet A. Walker 1913-8-14 3085 San Mateo Burlingame Comment
  CDA7763  Centaurea maculosa Annia Walker 2007-9-5 PDR# 1440783 El Dorado Echo Summit (Nebelhorn) 0 Comment
  UC123605  Centaurea melitensis Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 234 Mendocino near Comptche Comment
  UC123683  Centaurea melitensis H. A. Walker 1907-7-7 684 Alameda East Oakland Comment
  UC189542  Centaurea ragusina Harriet A. Walker 1905-10-9 3848 Alameda Berkeley, grounds Claremont Hotel 121 Comment
  CHSC295  Centaurea solstitialis E. Walker 1932-6-21 Butte Durham. Comment
  UC128024  Centaurea solstitialis Harriet A. Walker 1907-9-22 998 Solano Suisun Comment
  UCSC000740  Centaurea solstitialis H. A. Walker 2007-7-7 665 Alameda At entrance to Beulah Park E. Oakland Comment
  POM128276  Centaurium davyi Harriet Ann Walker 1907-8-3 708 Santa Cruz Boulder Creek. Comment
  POM130365  Centaurium davyi Harriet Ann Walker 1907-8-4 822 Santa Cruz Boulder Creek. Comment
  SEINET8583284  Centaurium muehlenbergii H. A. Walker 1907-8-4 522 Santa Cruz Boulder Creek. Comment
  SEINET5501051 Image available Centaurium venustum Tim Walker 1995-6-12 San Diego Harbison Canyon. 396 Comment
  NY43148  Centranthus ruber J. B. Walker 1995-4-8 1418 Los Angeles Santa Catalina Island, 1km S of Avalon 5 Comment
  UC128078  Centromadia parryi subsp. parryi Harriet A. Walker 1907-9-22 986 Solano Suisun Comment
  UC481042  Centromadia pungens subsp. pungens Harriet A. Walker 1907-9-8 935 San Joaquin Lathrop Comment
  HSC16592  Cephalanthera austiniae D. K. Walker 1960-7-21 Humboldt West boundary of Simpson Redwood land, 1/2 mi. N of 500 A Road. Comment
  CAS-BOT-BC207751  Cercis occidentalis Jay B. Walker 1995-4-24 1373 Glenn W of Elk Creek. Sanhedrin Road at border of Mendocino Nationalional Forest. 500 Comment
  NY43004  Cercis occidentalis J. B. Walker 1995-4-24 1373 Glenn W of Elk Creek, Sanhedrin Rd, at border of Mendocino National Forest 500 Comment
  RSA0016848  Cercis occidentalis J. Walker 1977-4-24 39 Lake Bartlett Springs road at Kilpepper Creek. 503 Comment
  NY42698  Cercocarpus betuloides var. betuloides J. B. Walker 1995-3-22 1276 San Diego N of Boulevard, along McCain Valley Rd, at Carrizo Overlook 1100 Comment
  SD222248  Cercocarpus betuloides var. betuloides Jay B. Walker, Noah C. Goldstein 1995-3-22 1276 San Diego North of Boulevard along McCain Valley Rd at Carrizo Overlook. 1100 Comment
  CAS-BOT-BC26223  Chaenactis rubricaulis Harriet Ann Walker 1910-6-22 176 Placer Deer Park, in the Sierra Nevada, Upper Transition Zone 1970 Comment
  CAS-BOT-BC32701  Chaenactis rubricaulis Harriet Ann Walker 1910-6-22 2170 Placer Sierra Nevada. Deer Park. 1970 Comment
  GH4698  Chaenactis rubricaulis H. A. Walker 1910-6-22 2170 Unknown Deer Park, in the Sierra Nevada, Upper Transition Zone, 1970 m Comment
  NY163286  Chaenactis rubricaulis H. A. Walker 1910-6-22 176 Placer Deer Park, in the Sierra Nevada 1970 Comment
  NY163287  Chaenactis rubricaulis H. A. Walker 1910-6-22 176 Placer Deer Park, in the Sierra Nevada 1970 Comment
  SEINET1783833  Chaenactis rubricaulis H. A. Walker 1910-6-22 2170 Placer Deer Park, in the Sierra Nevada. 1970 Comment
  RSA0001017  Chaenactis rubricaulis Harriet Ann Walker 1910-6-22 2170 Placer Deer Park, in the Sierra Nevada 1970 Comment
  NY42724  Chamaebatia australis J. B. Walker 1995-3-23 1278 San Diego W of Tecate, 5km E of Barret Junction, along Hwy 94 500 Comment
  SD222249  Chamaebatia australis Jay B. Walker, Noah C. Goldstein 1995-3-23 1278 San Diego West of Tecate, 5km E of Barret Junction along Hwy 94. 500 Comment
  NY201961  Chamaebatia foliolosa J. B. Walker 1995-5-1 1402 Nevada Tahoe National Forest, 6km W of Washington, along Relief Hill Rd 1200 Comment
  UC147578  Chamaebatia foliolosa Harriet A. Walker 1908-6-23 1225 Placer Blue Canyon 1432 Comment
  CAS-BOT-BC141737  Chamaebatia foliolosa B. Walker; W. M. Heusi 1930-6-22 196 Tuolumne Junction of Tioga Road and Big Oak Flat Road, near Carl Inn - Yosemite National Park, Sierra Nevada Mountains 1371 Comment
  POM138053  Chamaesyce glyptosperma Harriet Ann Walker 1907-9-8 910 San Joaquin San Joaquin County: Lathrop Comment
  JEPS52367  Chamaesyce serpyllifolia Harriet A. Walker 1907-9-8 910 San Joaquin Lathrop Comment
  UC128212  Chamaesyce serpyllifolia Miss Harriet A. Walker 1908-7-25 1390 Placer Cisco 1810 Comment
  CAS-BOT-BC165982  Chamerion angustifolium Burt Walker 1930-8-4 50 Tuolumne Pate Valley Trail, 1/2 mile from Harden Lake. Sierra Nevada Mountains, Yosemite National Park 2286 Comment
  OBI80550  Chasmanthe floribunda Josh Walker 2013-2-15 4 San Luis Obispo Wooded bank 20 ft west of 101 South and Monterey exit. 71 Comment
  NY42934  Cheilanthes clevelandii J. B. Walker 1995-4-6 1322 San Diego Cleveland National Forest, N of Ramona, along USFS Rd 12S05, at junction with USFS Rd 11S01 450 Comment
  UC127963  Chenopodium ambrosioides Harriet A. Walker 1907-9-22 994 Solano Suisun Comment
  POM164861  Chenopodium ambrosioides var. ambrosioides Harriet Ann Walker 498 Alameda Vicinity of Berkeley Comment
  UC452632  Chenopodium berlandieri Harriet A. Walker 1907-8-3 796 Santa Cruz Boulder Creek Comment
  UC452531  Chenopodium californicum Harriet A. Walker 1908-5-17 1110 San Francisco near Pumping Station; Lake Merced Comment
  SEINET5765034 Image available Chenopodium multifidum H. A. Walker 1916-1 3925 San Francisco San Francisco, near Land's End Comment
  SEINET5765045 Image available Chenopodium multifidum H. A. Walker 1916-1 3925 San Francisco San Francisco, near Lands End Comment
  UC129647  Chenopodium multifidum Miss Harriet A. Walker 1906-9-28 465 Alameda Bay Farm Island Vicinity of Berkeley Comment
  UC311567  Chenopodium multifidum Miss H. A. Walker Nov. 1916 3925 San Francisco near Land's End (along trolley tracks); San Francisco Comment
  RSA3380  Chenopodium multifidum Harriet Ann Walker 1916-11 3925 San Francisco San Francisco, near Land s End on artificial soil along the trolley line. Comment
  SEINET8153219 Image available Chenopodium multifidum H. A. Walker 1916-1 3925 Unknown Comment
  UC452533  Chenopodium multifidum Miss Harriet A. Walker 1908-7-3 1350 San Francisco in front of Pacific Nursery; San Francisco Comment
  UC452636  Chenopodium murale Harriet A. Walker 1907-8-10 858 San Francisco Telegraph Hill San Francisco Comment
  UC452639  Chenopodium pumilio Harriet A. Walker 1907-9-8 919 San Joaquin Lathrop Comment
  UC123632  Chlorogalum pomeridianum var. pomeridianum H. A. Walker 1907-6-30 610 Alameda vicinity Berkeley (n Berkeley Hills); vicinity Berkeley, North Berkeley Hills Comment
  NY32480  Chorizanthe pungens H. A. Walker 1911-6-27 2494 San Francisco This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  NY42990  Chrysanthemum coronarium J. B. Walker 1995-4-5 1313 San Diego Fiesta Island, Mission Bay Park 4 Comment
  NY42208  Chrysolepis chrysophylla var. chrysophylla J. B. Walker 1994-8-14 905 Santa Cruz N of Santa Cruz, mile 5 on Empire grade 110 Comment
  UC124620  Chrysolepis chrysophylla var. chrysophylla Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 277 Mendocino near Comptche Comment
  NY42170  Chrysolepis sempervirens J. B. Walker 1994-8-3 874 Plumas On La Porte Rd, 15km S of junction with Hwy 70 1500 Comment
  UC147577  Chrysolepis sempervirens Harriet A. Walker 1908-6-23 1228 Placer Blue Canyon 1432 Comment
  UC129645  Cichorium intybus Harriet A. Walker 1906-7 192 Alameda UC Campus Comment
  SEINET5343642  Cicuta maculata var. bolanderi H. A. Walker 1907-9-22 972 Solano Suisun marshes Comment
  POM32267  Circaea alpina subsp. pacifica Harriet Ann Walker 1908-7-27 1454 Placer Near to Iron Spring, Cisco. Comment
  SEINET3149692  Circaea alpina subsp. pacifica H. A. Walker 1905-7-27 1454 Placer near to Iron Spring, Cisco Comment
  UC128206  Circaea alpina subsp. pacifica Miss Harriet A. Walker 1908-7-27 1454 Placer near Iron Spring Cisco Comment
  CHSC302  Cirsium andersonii E. Walker 1932-7-25 Butte Magalia. Comment
  UC171031  Cirsium andrewsii Miss Harriet A. Walker 1911-9-3 2553 Marin Tennessee Cove Comment
  UC176310  Cirsium andrewsii Miss Harriet A. Walker 1913-6-15 3006 Marin Tennessee Cove Comment
  UC176321  Cirsium andrewsii Miss Harriet A. Walker 1913-6-15 3007 Marin Tennessee Cove Comment
  UC123608  Cirsium brevistylum Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 299 Mendocino near Comptche Comment
  UC127682  Cirsium brevistylum Miss Harriet A. Walker 1911-5-26 152 Alameda vicinity of Berkeley Comment
  UC175458  Cirsium brevistylum Miss Harriet A. Walker 1911-5-26 107 Alameda Berkeley Hills Comment
  CAS-BOT-BC284431  Cirsium brevistylum Harriet A. Walker 1911-5-26 107 Santa Cruz Berkeley Hills Comment
  SEINET3146316  Cirsium brevistylum H. A. Walker 1906-5-1 152 Unknown vicinity of Berkeley Comment
  SEINET7451092 Image available Cirsium brevistylum H. A. Walker 152 Alameda Vicinity of Berkeley Comment
  UC494274  Cirsium brevistylum Miss Harriet A. Walker 1911-7-16 2535 San Francisco Sands End Comment
  UC183810  Cirsium hydrophilum var. vaseyi Miss Harriet A. Walker 1914-9-27 3707 Marin Willow Camp Road Mt. Tamalpais Comment
  UC469079  Cirsium occidentale var. compactum Harriet A. Walker 1908-5-17 1144 San Francisco Ocean View Comment
  CAS-BOT-BC285655  Cirsium occidentale var. occidentale Miss. Harriet A. Walker 1911-5-30 108 San Francisco San Francisco Comment
  UC175606  Cirsium occidentale var. occidentale Miss Harriet A. Walker 1911-5-30 108 San Francisco San Francisco Comment
  UC171035  Cirsium quercetorum Miss Harriet A. Walker 1911-7-23 2544 Alameda in Thousand Oaks tract Colusa; Berkeley Comment
  UC176322  Cirsium quercetorum Miss Harriet A. Walker 1913-6-18 3013 Alameda Colusa Ave. Berkeley, Thousand Oaks Comment
  UC469084  Cirsium quercetorum Harriet A. Walker 1908-4-30 1065 San Francisco near Sutro Woods; San Francisco Comment
  UCSC000745  Cirsium quercetorum Harriet A. Walker 2011-6-24 2481 San Francisco Comment
  UC127886  Cirsium vulgare Harriet A. Walker 1906-10-27 504 Alameda West Berkeley Comment
  UC128305  Cirsium vulgare Harriet A. Walker 1907-9-22 993 Solano Suisun Comment
  UC469076  Cirsium vulgare Harriet A. Walker 1907-8-3 711 Santa Cruz Boulder Creek Comment
  UC469077  Cirsium vulgare Harriet A. Walker 1907-9-8 901 San Joaquin Lathrop Comment
  UC123733  Cirsium vulgare H. A. Walker 1907-7-7 654 Alameda Comment
  CAS-BOT-BC439028  Cistanthe monosperma Miss. H. A. Walker 1908-6-23 1207 Placer Blue Canon [Canyon] Station, in the Sierra Nevada 1470 Comment
  CAS-BOT-BC439029  Cistanthe monosperma Miss. H. A. Walker 1908-6-23 1207 Placer Blue Canon [Canyon] Station, in the Sierra Nevada 1470 Comment
  SEINET6175031 Image available Cistanthe umbellata Sally Walker 1981-6-15 Mendocino Lookout, Hall Mtn. 1829 Comment
  NY42634  Cistus ladanifer J. B. Walker 1995-3-20 1264 San Diego At junction of Hwy 52 and Ardath Rd 20 Comment
  SD216468  Cistus ladanifer Jay B. Walker, Noah C. Goldstein 1995-3-20 1264 San Diego La Jolla at junction of Highway 52 and Ardath Road. 20 Comment
  UC114020  Clarkia concinna subsp. concinna Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 386 Mendocino near Comptche Comment
  UC114006  Clarkia davyi Harriet A. Walker 1908-5-17 1142 San Francisco Ocean View San Francisco Comment
  RSA0016859  Clarkia dudleyana Mary P. Walker s.n. Los Angeles Live Oak Canyon. 549 Comment
  UCSB45990  Clarkia purpurea Walker, R. 1980-6-7 Santa Barbara .6 km north of Upper Oso Campground; Los Padres National Forest 350 Comment
  UC128662  Clarkia purpurea subsp. quadrivulnera Miss Harriet A. Walker 1909-6-8 1736 Marin Tiburon Comment
  UC113999  Clarkia purpurea subsp. viminea Harriet A. Walker 1908-6-13 1199 Marin Olema Comment
  UC147597  Clarkia rhomboidea Miss Harriet A. Walker 1908-6-24 1271 Placer Blue Canyon 1432 Comment
  POM32037  Clarkia rubicunda Harriet Ann Walker 412 Alameda Vicinity of Berkeley. Comment
  UC128199  Clarkia rubicunda Miss Harriet A. Walker 1906-7 412 Alameda vicinity Berkeley Comment
  UC422842  Clarkia rubicunda Harriet A. Walker 1907-8-3 744 Santa Cruz Boulder Creek Comment
  SEINET4149805  Clarkia rubicunda H. A. Walker 412 Alameda Vicinity of Berkeley Comment
  UC422793  Clarkia unguiculata Harriet A. Walker 1907-8-3 748 Santa Cruz Boulder Creek Comment
  SEINET4149823  Clarkia unguiculata H. A. Walker 1907-8-3 739 Santa Cruz Boulder Creek Comment
  UCSB45994  Clarkia unguiculata Walker, R. 1980-5-31 Ventura Near Wheeler Springs, along route 33, Los Padres National Forest 330 Comment
  CAS-BOT-BC165820  Clarkia williamsonii Burt Walker 1930-7-3 2 Tuolumne Mather. Sierra Nevada Mountains, Yosemite National Park Comment
  JEPS43240  Claytonia exigua subsp. exigua I. T. Walker 1921-3-28 Fresno near Auberry (bordering the San Joaquin River); San Joaquin River Comment
  UC112769  Claytonia parviflora subsp. parviflora Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 350 Mendocino near Comptche Comment
  NY42951  Claytonia perfoliata J. B. Walker 1995-3-30 1302 Los Angeles Angeles National Forest, Ridge Rt USFS 8N04, 11km S of Hwy 138 1300 Comment
  SEINET3163868  Claytonia perfoliata subsp. perfoliata H. A. Walker 13 Alameda vicinity of Berkeley Comment
  UC128010  Claytonia perfoliata subsp. perfoliata Miss Harriet A. Walker 1906-2 13 Alameda vicinity Berkeley Comment
  UC147596  Claytonia rubra subsp. rubra Harriet A. Walker 1908-6-23 1247 Placer Blue Canyon Comment
  CAS-BOT-BC91437  Clematis lasiantha Jay B. Walker 1995-4-17 1361 Monterey Los Padres National Forest. Milipitas Road, 2 km south of Mem Park Campground. 500 Comment
  NY43095  Clematis lasiantha J. B. Walker 1995-4-17 1361 Monterey Los Padres National Forest, Milipitas Rd, 2km S of Memorial Park Campground 500 Comment
  UCSB1963  Clematis lasiantha Walker, Clifford 1954-3-15 Santa Barbara Gibralter Rd; 1 mile S. of Flores Flat in Santa Ynez Mts 457 Comment
  SD222236  Clematis pauciflora Jay B. Walker 1995-3-8 1235 San Diego Cleveland Ntl For. Trabuco district. Rd 7S04, 0.5km N of jct w/ San Mateo Trail 199 Comment
  NY42744  Cleome isomeris J. B. Walker 1995-3-24 1285 San Diego N of Leucadia, along N edge of Batiquitos Lagoon 10 Comment
  SEINET5164093  Clinopodium douglasii Jay Walker, Annable, Carol; Hoefs, Mark 1995-6-6 1437 Los Angeles Middle Canyon at pump station. Comment
  NY42647  Cneoridium dumosum J. B. Walker 1995-2-25 1196 San Diego N of Santee, on ridge forming N edge of Spring Canyon 90 Comment
  SD222252  Cneoridium dumosum Jay B. Walker, Ann P. Walker 1995-2-25 1196 San Diego North of Santee, on ridge forming northern edge of Spring canyon. 89 Comment
  SEINET6173138 Image available Collinsia concolor Tim Walker 1993-5-20 Unknown East of Ramona, Rt 78 Comment
  POM126798  Collinsia franciscana Harriet Ann Walker 1908-4-30 1067 San Francisco Sutro Woods. Comment
  SEINET5544327  Collinsia heterophylla Tim Walker 1994-1 s.n. San Diego 7.8 miles west of Campo, near pass at Route 94. 792 Comment
  CAS-BOT-BC240910  Collinsia multicolor Jay B. Walker 1995-4-17 1359 Monterey W of King City, along Pine Canyon Rd, 10km W of jct w/ Hwy G14 500 Comment
  NY43001  Collinsia multicolor J. B. Walker 1995-4-17 1359 Monterey W of King City, along Pine Canyon Rd, 10km W of junction with Hwy G14 500 Comment
  SEINET5501098  Collomia grandiflora Sally Walker 1982-8-4 Placer Tahoe City Comment
  UC112738  Collomia heterophylla Harriet A. Walker Jun 23 1906-Jun 29 1906 344 Mendocino near Comptche Comment
  UC147635  Collomia heterophylla Harriet A. Walker 1908-6-23 1246 Placer Blue Canyon Comment
  UC205007  Collomia heterophylla Harriet A. Walker 1907-8-3 805 Santa Cruz Boulder Creek Comment
  UCR6039  Conium maculatum Steve Walker 1966-5-13 s.n. Riverside Riverside, Fairmount Park, W perimeter, 400 yds from road on streambed 306 Comment
  CHSC441  Convolvulus arvensis E. Walker 1932-7-24 Butte Durham. Comment
  OBI4262  Convolvulus arvensis Susan Walker 1972-5-20 4 San Luis Obispo In Cal Poly poultry unit, SLO Comment
  SEINET6174100 Image available Convolvulus soldanella Sally Walker 1982-5-24 Sonoma Duncans Landing Comment
  UC184617  Conyza bonariensis Harriet A. Walker 1915-10-7 3846 Alameda 14th St. between Oak and Broadway; Oakland Comment
  UC147584  Corallorhiza striata Harriet A. Walker 1908-6-23 1221 Placer Blue Canyon 1432 Comment
  NY42932  Coreopsis bigelovii J. B. Walker 1995-3-30 1299 Los Angeles Angeles National Forest, Ridge Rt USFS 8N04, 10km S of Hwy 138 1300 Comment
  NY43413  Coreopsis gigantea J. B. Walker 1995-6-5 1430 Los Angeles Santa Catalina Island, 2km S of Avalon 4 Comment
  NY42172  Cornus nuttallii J. B. Walker 1994-8-3 873 Plumas On La Porte Rd, 15km S of junction with Hwy 70 1500 Comment
  UC127679  Cornus sericea subsp. sericea Miss Harriet A. Walker 1906-5 76 Alameda vicinity of Berkeley Comment
  UC1276783  Coronopus didymus Miss H. A. Walker 1906-6-7 186 San Francisco San Francisco Comment
  UC402545  Coronopus didymus Harriet A. Walker 1907-8-12 872 Alameda University of California Campus, rear of University Colleges University of California Campus Comment
  NY42441  Cortaderia selloana J. B. Walker 1994-8-15 910 San Mateo N edge of town 10 Comment
  UC112786  Corylus californica Miss Harriet A. Walker Jun 23-29 1906 307 Mendocino near Comptche Comment
  UC485346  Cotula australis Harriet A. Walker 1907-8-10 867 San Francisco Telegraph Hill San Francisco Comment
  SEINET7836973 Image available Cotula australis H. A. Walker 1907-8-10 867 San Francisco Telegraph Hill Comment
  NY42953  Cotula coronopifolia J. B. Walker 1995-4-5 1314 San Diego Fiesta Island, Mission Bay Park 4 Comment
  SD222158  Cotula coronopifolia Jay B. Walker 1995-4-5 1314 San Diego San Diego. Fiesta Island on Mission Bay. 3 Comment
  UC127869  Cotula coronopifolia Miss Harriet A. Walker 1906-7 496 Alameda West Berkeley Comment
  UC73915  Crepis capillaris Miss H. A. Walker Aug. 1905 Alameda Berkeley Comment
  SD216469  Crocanthemum scoparium Jay B. Walker, Noah C. Goldstein 1995-3-16 1259 San Diego 6 kilometers northwest of Lower Otay Lake on Proctor Valley Road. 199 Comment
  UCSB3801  Crossosoma bigelovii Walker, Clifford 1954-4-10 Riverside Near the head of Whitewater Canyon Comment
  NY43014  Crossosoma californicum J. B. Walker 1995-4-8 1327 Los Angeles Santa Catalina Island, 2km S of Howland's Landing 100 Comment
  UCSB3574  Croton californicus Walker, Clifford 1954-4-9 Riverside 3 miles south of Devil''s Garden between White Water Canyon and Twentynine Palms Comment
  POM126406  Croton californicus Harriet Ann Walker 1908-5-17 1102 San Francisco Lake Merced. Comment
  CDA21392  Crypsis alopecuroides A. Walker, B. Parks 2008-10-2 s.n. Alpine Sierra Nevada; Toiyabe National Forest inholding by BLM at Indian Creek Reservoir (Mud Lake). 1706 Comment
  CDA21196  Cryptantha humilis A. Walker 2007-7-2 s.n. Alpine Sierra Nevada; Hawkins Peak: East Pk. (a subtending peak). 3048 Comment
  HSC44369  Cryptantha intermedia J. Walker 1977-4-24 38 Lake Bartlett Springs Rd. at Kilpepper Creek 503 Comment
  UCD54566  Cryptantha muricata K. Walker; PLB 102 2006-5-13 4 Napa Quail Ridge Reserve, West Ashley Rd. One-half mile northwest of Laurel Creek. 208 Comment
  JEPS21126  Cryptantha simulans T. Walker 1938-6-24 Siskiyou MacBride Spr. Mt. Shasta 1524 Comment
  UC416541  Cucurbita foetidissima Harriet A. Walker 1907-9-8 938 San Joaquin Lathrop Comment
  NY16628  Cupressus sargentii H. A. Walker 1910-9-10 2278 Marin This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UC127877  Cuscuta salina var. major Miss Harriet A. Walker 1906-7 420 Alameda vicinity Berkeley Comment
  SEINET943386  Cuscuta salina var. major Harriet A. Walker 1906-1 426 Unknown Vicinity of Berkeley. Comment
Read comments
Jan 17 2015
  NY43094  Cynoglossum grande J. B. Walker 1995-4-24 1376 Glenn W of Elk Creek, Sanhedrin Rd, at border of Mendocino National Forest 500 Comment
  UC127816  Cynoglossum grande Miss Harriet A. Walker 1906-2 11 Alameda vicinity of Berkeley Comment
  UCSC000618  Cynoglossum grande H. A. Walker 2002-5-31 247 Mendocino collected near Comptche Comptche Comment
  SEINET3153055  Cynoglossum grande H. A. Walker 1906-2-1 11 Alameda Berkeley Comment
  UCD119181  Cynoglossum grande Miss Harriet A. Walker 1906-2 11 Alameda Vicinity of Berkeley. Comment
  SEINET3164917  Cyperus eragrostis H. A. Walker 434 Alameda vicinity of Berkeley Comment
  UC127817  Cyperus eragrostis Miss Harriet A. Walker 1906-7 434 Alameda vicinity of Berkeley Comment
  NY42928  Cyperus involucratus J. B. Walker 1995-4-5 1319 San Diego Cass St, canyon at N terminus of Cass St 15 Comment
  SEINET9157535  Cyperus virens H. A. Walker 1906-1 434 Alameda Vicinity of Berkeley Comment
  UC465729  Cypselea humifusa Harriet A. Walker 1907-9-8 912 San Joaquin Lathrop beyond drawbridge. Comment
  CAS-BOT-BC198205  Cytisus striatus Jay B. Walker; Noah Goldstein 1994-8-14 906 Santa Cruz 8 km east of Davenport on Bonny Dune Road 20 Comment
  NY42407  Cytisus striatus J. B. Walker 1994-8-14 906 Santa Cruz 8km E of Davenport, on Bonny Dune Rd 20 Comment
Read comments
Oct 30 2012
  UC123625  Dactylis glomerata Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 282 Mendocino near Comptche Comment
  SEINET6793683 Image available Darlingtonia californica Sally Walker 1983-1 Trinity Mt. Eddy Comment
  UC147566  Darmera peltata Harriet A. Walker 1908-6-24 1256 Placer Blue Canyon 1432 Comment
  NY43097  Datisca glomerata J. B. Walker 1995-6-2 1446 San Diego W of Palomar Mountain, along Hwy 76, in bed of San Luis Rey River 300 Comment
  UC444930  Datura ferox Harriet A. Walker 1907-9-8 891 San Joaquin Lathrop Comment
  NY42476  Datura wrightii J. B. Walker 1994-8-9 881 San Diego E dead end of Van Nuys St 5 Comment
  OBI27156  Daucus carota Susan Walker 1972-5-24 20 Kings S of Lemoore Comment
  UC123642  Daucus pusillus Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 335 Mendocino near Comptche Comment
  UCD81950  Dedeckera eurekensis Annie Barron Walker 2009-8-5 s. n. Inyo White Mountains E of Bishop. Unnamed Canyon S of Silver Canyon, between Silver Canyon and Poleta Canyon. 1371 Comment
  UC123753  Deinandra corymbosa Harriet A. Walker 1907-7-7 659 Alameda Oakland Comment
  UC128326  Deinandra corymbosa Harriet A. Walker May 1 1906-Jun 1 1906 198 Alameda vicinity of Berkeley Comment
  CAS-BOT-BC287370  Deinandra corymbosa Harriet A. Walker 1914-6-17 3571 Unknown Near Tobin Station, Ocean Shore RR Comment
  UC480888  Deinandra lobbii Harriet A. Walker 1918-9-24 5017 Alameda Livermore roadside Comment
  CAS-BOT-BC8764  Delphinium glaucum Burt Walker 1930-8-4 43 Tuolumne Date Valley Trail, 1 mile from Harden Lake 2286 Comment
  UCR5927  Delphinium gypsophilum Steve Walker 1966-3-3 s.n. Kern San Joaquin Valley, 3 mi N of Bakersfield, 300 yards from Kern River 244 Comment
  HSC43358  Delphinium hesperium J. Walker 1977-4-24 15 Lake Bartlett Springs Rd. at Kilpepper Creek 503 Comment
  UC467769  Delphinium hesperium subsp. pallescens Harriet A. Walker 1908-6-13 1195 Marin Olema Comment
  UC147573  Delphinium nuttallianum Harriet A. Walker 1908-6-24 1270 Placer Blue Canyon 1432 Comment
  UCSB45992  Delphinium parishii subsp. parishii Walker, R. 1980-6-7 Santa Barbara Along trail; 1km north of Upper Oso Campground; Los Padres National Forest 400 Comment
  UCSB44765  Delphinium parryi Walker, R. 1980-5-31 Ventura 10km south of Lockwood Valley Road turnoff; highway 33 1575 Comment
  HSC74074  Delphinium trolliifolium Joyce Walker 1980-5-7 Humboldt Four Mile Creek Comment
  SEINET5339606  Dendromecon rigida H. A. Walker 1907-5-9 s.n. Marin Trail, Mt. Tamalpais, Cal. Comment
  SEINET5502118 Image available Dendromecon rigida Sally Walker 1965-6-23 s.n. Unknown Roadside near Kings Canyon Nat. Park 2134 Comment
  UCSB2128  Dendromecon rigida Walker, Clifford 1954-4-9 Santa Barbara On highway 138, 2 miles North of Junction of 395 and 138 Comment
  UC128272  Descurainia incana Miss Harriet A. Walker 1908-7-25 1425 Placer Cisco 1798 Comment
  UCSB2440  Descurainia pinnata Walker, Clifford 1954-4-10 Riverside Near head of White Water Canyon Comment
  UCSC000321  Descurainia sophia Harriet A. Walker 2010-6-19 2139 Placer Truckee, in the street Truckee Comment
  HSC44257  Dicentra formosa J. Walker 1977-4-23 8 Humboldt 2.5 mi. S of Shelter Cove Rd., S Fork of Bear Creek at Wailaki Campground 561 Comment
  UC147583  Dicentra formosa Harriet A. Walker 1908-6-24 1252 Placer Blue Canyon 1432 Comment
  SEINET5339624  Dicentra formosa Walker 1907-4-19 558 Alameda Cultivated at Berkely, Calf. Comment
  NY42559  Dichelostemma capitatum J. B. Walker 1995-2-25 1188 San Diego 3km W of Santee Lakes 70 Comment
  UC112784  Dichelostemma capitatum Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 334 Mendocino near Comptche Comment
  UC127618  Dichelostemma capitatum Miss Harriet A. Walker 1906-2 36 Alameda vicinity Berkeley Comment
  UC1585548  Dichelostemma capitatum Janet Walker 1973-3-20 18 Alameda East Oakland Hills 182 Comment
  SEINET3157977  Dichelostemma capitatum subsp. capitatum H. A. Walker 1906-2-1 36 Alameda vicinity of Berkeley Comment
  UC112783  Dichelostemma ida-maia Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 335 Mendocino near Comptche Comment
  UC147599  Dichelostemma multiflorum Harriet A. Walker 1908-6-24 1276 Placer Blue Canyon 1432 Comment
  CHSC2099  Dichelostemma volubile E. Walker 1932-6-26 Butte Magalia Heights. 731 Comment
  SD222258  Diplacus aurantiacus Jay B. Walker, Noah C. Goldstein 1995-3-20 1265 San Diego La Jolla at jct of Hwy 52 and Ardath Rd. 24 Comment
  SEINET5500835 Image available Diplacus aurantiacus Tim Walker 1993-1 San Diego .7 mi S.E of Santa Ysabel Cleveland NF. 1158 Comment
  SD245479  Diplacus aurantiacus Josh Walker 2013-2-25 11 San Luis Obispo Shell Beach; hillside of 101 north and Spyglass Drive offramp. 47 Comment
  SEINET5737235 Image available Diplacus aurantiacus subsp. aurantiacus Michael A. Walker 1974-1 15 Marin South over field off Meadow Hill Drive, Tiburon.; Tiburon 91 Comment
  SEINET6793309 Image available Diplacus brevipes Sally Walker 1995-1 San Diego Kitchen Creek Rd, off Interstate 8 Comment
  SEINET6793611 Image available Diplacus calycinus Sally Walker 1975-1 Unknown Carmel Valley Comment
  UC123721  Dipsacus fullonum H. A. Walker 1907-7-7 678 Alameda Oakland Diamond Canyon (Fruitvale, Diamond Canyon); , Fruitvale, Diamond Canyon Comment
  UCSC000728  Dipsacus fullonum Harriet A. Walker July-September 1906 481 Alameda Vicinity of Berkeley Berkeley - West Berkeley Comment
  RSA392565  Dirca occidentalis Harriet Ann Walker 1906-2-26 1931 Alameda South side of Strawberry Canyon, Berkley [Berkeley] Campus Comment
  SEINET3154134  Disporum hookeri H. A. Walker 12 Alameda vicinity of Berkeley Comment
  UC127742  Disporum hookeri Miss Harriet A. Walker 1906-2 12 Alameda vicinity of Berkeley Comment
  SEINET5500867 Image available Dodecatheon clevelandii Sally Walker 1998-3-23 Orange Quail trail Wm casper park Comment
  SEINET5501033 Image available Downingia concolor Sally Walker 1996-5-15 San Diego S of Cuyamaca Lake 1433 Comment
  UC147857  Draperia systyla Harriet A. Walker 1908-6-24 1361 Placer Blue Canyon 1432 Comment
  UC147644  Drymocallis glandulosa var. glandulosa Harriet A. Walker 1908-6-23 1206 Placer Blue Canyon 1432 Comment
  UC423901  Drymocallis glandulosa var. wrangelliana Miss Harriet A. Walker 1906-5 80 Alameda vicinity Berkeley; vicinity of Berkeley Comment
  JEPS49912  Dudleya caespitosa Miss Harriet A. Walker 1908-7-11 1375 Marin Mill Valley Comment
  RSA3365  Dudleya caespitosa Harriet Ann Walker 1909-7-30 1794 San Francisco Bakers Beach (near Lands End), San Francisco Comment
  UC146447  Dudleya caespitosa Miss Harriet A. Walker 1909-8-8 1810 Monterey Pacific Grove Comment
  SEINET8472315  Dudleya caespitosa H. A. Walker 1909-7-30 1794 San Francisco Bakers Beach (near Land's End), facing Golden Gate. Comment
  UC201465  Dudleya cymosa Harriet A. Walker 1917-7-22 4013 Marin Lagunitas Comment
Read comments
Jun 26 2009
  CAS-BOT-BC428351  Dudleya farinosa Miss. H. A. Walker 1909-7-30 1794 San Francisco Bakers [Baker] Beach (near Lands End), San Francisco, on rocky slopes facing Golden Gate. Comment
  UC163958  Dudleya farinosa Miss H. A. Walker 1909-7-30 99 San Francisco near Lands End (Bakers Beach, slopes facing Golden Gate); San Francisco Comment
  SEINET4175092  Dysphania ambrosioides M. Walker 498 Alameda Berkeley Comment
  SD1420  Dysphania multifida Miss H. A. Walker 1916-11-1 3925 San Francisco San Francisco, near Land's End on artificial soil along the trolley line. Comment
Read comments
Mar 31 2014
  UC163492  Ecballium elaterium Harriet A. Walker 1911-9-29 2573 Alameda Botanic Garden, Berkeley. Comment
  UCD61259  Eleusine tristachya Charles Walker 1972-9-1 Sacramento Galt area. Comment
  CDA43379  Eleusine tristachya Gary Walker 2014-11-25 PDR# 510 P06303491 Yuba West of Highway 70, near Magnolia Road, eight miles north of Marysville. 0 Comment
  UCSB44770  Elymus glaucus Walker, R. 1980-6-7 Santa Barbara 1.7km north of Upper Oso; near 19 Oaks Camp; Los Padres National Forest 670 Comment
  NY43028  Emex spinosa J. B. Walker 1995-4-5 1311 San Diego Fiesta Island, Mission Bay Park 4 Comment
  SD222232  Emex spinosa Jay B. Walker 1995-4-5 1311 San Diego San Diego, Fiesta Island on Mission bay 3 Comment
  SD216486  Emmenanthe penduliflora Jay B. Walker 1995-5-4 1415 Riverside San Bernardino National Forest. Highway 74, 3 kilometers east of junction with Santa Rosa Mountain Road. 1399 Comment
  SEINET5501219 Image available Emmenanthe penduliflora Sally Walker 1998-3-21 Unknown Agua Caliente Regina Park, Anza Borrego 305 Comment
Read comments
Jan 7 2016
  NY43197  Encelia actoni J. B. Walker 1995-5-3 1407 Riverside S of Palm Desert, along Hwy 74, 3km E of Pinyon Flats Campground 1200 Comment
  CLARK-A1656-673  Encelia virginensis subsp. actonii Milton Walker 1978-1-27 Riverside Corn Springs Wash Comment
  UCR5881  Endolepis covillei Steve Walker 1966-5-19 s.n. San Bernardino Southern Mojave Desert, Lucerne Valley, c. 8 mi west of Lucerne on Lucerne Hwy 915 Comment
  UC422959  Epilobium brachycarpum Harriet A. Walker 1907-9-8 921 San Joaquin Lathrop Comment
  UCSC000490  Epilobium brachycarpum H. A. Walker Feb-Apr 1906 435 Alameda Vicinity of Berkeley Comment
  UC112789  Epilobium ciliatum subsp. ciliatum Miss Harriet A. Walker Jun 23 1906-Jun 29 1926 250 Mendocino near Comptche Comment
  UC127607  Epilobium ciliatum subsp. ciliatum Miss Harriet A. Walker 1906-6 403 Alameda Vicinity of Berkeley Comment
  UCSC000488  Epilobium ciliatum subsp. ciliatum H. A. Walker 2007-7-4 646 Marin Mill Valley, Cascade Drive Comment
  UC112744  Epilobium densiflorum Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 374 Mendocino near Comptche Comment
  UC422859  Epilobium densiflorum Harriet A. Walker 1908-6-13 1187 Marin Olema Comment
  SEINET3164606  Eremocarpus setiger H. A. Walker 1907-8-3 779 Santa Cruz Boulder Creek Comment
  UCSB44763  Eremothera boothii subsp. alyssoides Walker, R. 1980-6-1 Inyo 15km north of Trona, off highway 178 in the Mojave desert 660 Comment
  RSA0078049  Eriastrum densifolium subsp. sanctorum Kristina Walker 2012-8-16 8172012 San Bernardino Frisbie Wash, northeastern Rialto. 388 Comment
  UCSB44768  Eriastrum wilcoxii Walker, R. 1980-6-1 Inyo 20 km north of Trona, near the Panamint Valley in the Mojave desert 890 Comment
  NY42721  Ericameria linearifolia J. B. Walker 1995-3-23 1280 San Diego W of Tecate, 2km E of Barret Junction, along Hwy 94 500 Comment
  SD222162  Ericameria linearifolia Jay B. Walker, Noah C. Goldstein 1995-3-23 1280 San Diego West of Tecate, 2km E of Barret Junction along Hwy 94. 500 Comment
  CAS-BOT-BC297213  Erigeron coulteri Burt Walker 1930-8-4 42 Tuolumne Pate Valley Trail, 1 mile from Harden Lake, Yosemite National Park, Sierra Nevada Mountains 2286 Comment
  UC128219  Erigeron coulteri Miss Harriet A. Walker 1908-7-25 1395 Placer near Yuba River; Cicso 1798 Comment
  CAS-BOT-BC308795  Erigeron glacialis var. glacialis Burt Walker 1930-8-4 47 Tuolumne Pate Valley Trail, 1 mile from Harden Lake, Yosemite National Park, Sierra Nevada Mountains 2286 Comment
  NY43033  Erigeron glaucus J. B. Walker 1995-4-15 1352 Monterey Los Padres National Forest, along coast at Plaskett Creek 3 Comment
  SEINET8667548 Image available Erigeron glaucus H. A. Walker 1906-6-7 183 San Francisco San Francisco Comment
  NY42403  Eriodictyon californicum J. B. Walker 1994-8-13 903 Santa Cruz UCSC campus, adjacent to "Natural Area" at N edge of campus 50 Comment
  SEINET5496014  Eriodictyon californicum H. Walker 1907-5-9 588 Marin Mount Tamalpais Comment
  NY42560  Eriodictyon crassifolium J. B. Walker 1995-2-23 1183 San Diego W end of Miramar Naval Air Station, at Governor Dr exit off I-805 70 Comment
  SD222211  Eriodictyon crassifolium Jay B. Walker, Carol R. Annable 1995-2-23 1183 San Diego Miramar. West end of Miramar Naval Air Station, at Governor Dr. exit off 805. 70 Comment
  UCSB5285  Eriodictyon crassifolium Walker, Clifford 1954-4-5 Santa Barbara On Camino Cielo on top of Santa Ynez Range Comment
  NY43037  Eriodictyon tomentosum J. B. Walker 1995-4-17 1366 Monterey Los Padres National Forest, Milipitas Rd, 6km S of Memorial Park Campground 500 Comment
  NY42966  Eriodictyon traskiae J. B. Walker 1995-4-8 1332 Los Angeles Santa Catalina Island, 1.5km S of Black Jack Mountain, along paved road 100 Comment
  SBBG15884  Eriodictyon trichocalyx C. Walker 1954-4-10 Riverside arroyo in White Water Cyn Comment
  SEINET5501225 Image available Eriodictyon trichocalyx Tim Walker 1993-6-16 San Diego 5.2 mi N of I8 by Kitchen Creek Rd, Cleveland NF 1372 Comment
  SEINET6328742  Eriogonum apiculatum Richard Walker 1967-9-30 92 Riverside South of Black Mountain Camp ca 300 yards on east side of road embankment ca 4 yards off; San Jacinto Mountains 2103 Comment
  RSA165420  Eriogonum caninum Harriet Ann Walker 1909-8-14 1838 Marin Tiburon. Comment
  SEINET3159915  Eriogonum caninum H. A. Walker 1909-8-14 1838 Marin at Tiburon Comment
  RSA423091  Eriogonum caninum Harriet Ann Walker 1909-8-14 s.n. Marin Tiburon. Comment
  SEINET5328665  Eriogonum caninum H. A. Walker 1909-8-14 1838 Marin In the Upper Sonoran Zone. Growing on a rocky slope covered with dried up remains on spring vegetation. Comment
  SEINET6340536  Eriogonum davidsonii Richard Walker 1967-9-30 91 Riverside About 2 miles below Black Mountain Camp on north side of road embankment ca. 6ft. off. San Jacinto Mountains 1981 Comment
  UCSB41761  Eriogonum fasciculatum var. foliolosum Walker, Richard 1966-5-15 Orange On south road embankment of Esperanza Ave. about 3 mi. east of Imperial Hwy. east of state landmark of Yorba Hacienda Site. 30 Comment
  NY201959  Eriogonum giganteum var. giganteum J. B. Walker 1995-4-8 1334 Los Angeles Santa Catalina Island, 4km N of Avalon, along paved road 100 Comment
  UC412858  Eriogonum gracile Harriet A. Walker 1907-9-8 885 San Joaquin Lathrop Comment
  NY43146  Eriogonum grande J. B. Walker 1995-6-5 1426 Los Angeles Santa Catalina Island, S end of White's Landing 3 Comment
  CAS-BOT-BC259500  Eriogonum luteolum var. caninum Miss. H. A. Walker 1909-8-14 1838 Marin At Tiburon Comment
  GH364303  Eriogonum luteolum var. caninum H. A. Walker 1909-8-14 1838 Unknown Tiburon Comment
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Apr 9 2019
  POM105144  Eriogonum luteolum var. caninum Harriet Ann Walker 1909-8-14 1838 Marin Tiburon. Comment
  SD1329  Eriogonum luteolum var. caninum Miss H. A. Walker 1909-8-14 1838 Marin Dry hills at Tiburon Comment
  UC163976  Eriogonum luteolum var. caninum Miss H. A. Walker 1909-8-14 1838 Marin hills at Tiburon Comment
  POM165263  Eriogonum nudum var. auriculatum Harriet Ann Walker 1906-07 399 Alameda Vicinity of Berkeley. Comment
  UC123694  Eriogonum nudum var. auriculatum Harriet A. Walker 1907-7-7 677 Alameda Diamond Canyon Fruitvale Comment
  UC412812  Eriogonum nudum var. auriculatum Harriet A. Walker 1907-8-3 814 Santa Cruz Boulder Creek Comment
  UCSB1532  Eriogonum pusillum Walker, Clifford 1954-4-10 Riverside slope mouth of White Water Canyon Comment
  SEINET6165580 Image available Eriogonum pyrolifolium Sally Walker 1987-1 s.n. Shasta Beyond end of road, Mt. Shasta 2438 Comment
  SEINET6793133 Image available Eriogonum vimineum Sally Walker 1983-7-18 s.n. Sonoma 3 miles southwest of Occidental Comment
  HSC69595  Eriogonum vimineum J. Walker 1979-7-18 37 Lassen Near Skedaddle Creek, S portion 1311 Comment
  CAS-BOT-BC297287  Eriophyllum confertiflorum Jay B. Walker 1995-4-17 1362 Monterey Los Padres National Forest. Milipitas Rd 4 km S of Mem Park Campground 500 Comment
  POM54701  Eriophyllum confertiflorum Harriet Ann Walker 1907-8-3 828 Santa Cruz Boulder Creek Comment
  POM54719  Eriophyllum confertiflorum Harriet Ann Walker 1906-1 158 Alameda Vicinity of Berkeley Comment
  SEINET5549483  Eriophyllum confertiflorum S. Walker 1995-1 s.n. San Diego Cleveland National Forest, above Cibbets Flat Campground, Kitchen Creek Road. Comment
  NY42993  Eriophyllum confertiflorum var. confertiflorum J. B. Walker 1995-3-29 1292 Los Angeles Angeles National Forest, East Fork Rd, 3km E of junction with Gabriel Canyon Rd 600 Comment
  NY43074  Eriophyllum confertiflorum var. confertiflorum J. B. Walker 1995-4-17 1362 Monterey Los Padres National Forest, Milipitas Rd, 4km S of Memorial Park Campground 500 Comment
  UC127875  Eriophyllum confertiflorum var. confertiflorum Miss Harriet A. Walker May 1 1906-Jun 1 1906 158 Alameda vicinity Berkeley Comment
  POM54721  Eriophyllum lanatum var. achilleoides Harriet Ann Walker 1906-6-23 391 Mendocino Near Comptche. Comment
  UC123639  Eriophyllum lanatum var. achilleoides Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 391 Mendocino near Comptche Comment
  POM54699  Eriophyllum lanatum var. arachnoideum Harriet Ann Walker 1907-7-4 s.n. Marin Mill Valley. Comment
  UC468945  Eriophyllum lanatum var. arachnoideum Harriet A. Walker 1908-6-13 1196 Marin Olema Comment
  UC147582  Eriophyllum lanatum var. grandiflorum Harriet A. Walker 1908-6-24 1249 Placer Blue Canyon 1432 Comment
  UC147601  Eriophyllum lanatum var. grandiflorum Harriet A. Walker 1908-6-24 1279 Placer Blue Canyon 1432 Comment
  POM54717  Eriophyllum staechadifolium Harriet Ann Walker 1906-6-7 189 San Francisco Sands End, San Francisco. Comment
  UCSB6537  Eriophyllum staechadifolium Walker, Clifford 1954-3-15 Santa Barbara Gibralter Road, 3 miles south of Santa Ynez Mt. crest 243 Comment
  UCSB49160  Eriophyllum wallacei Walker, Wendy 1982-5-21 Inyo On west side of South Round Valley Rd. 0.7 miles north of Sawmill Rd. and 0.6 miles north of U.S. 395 1310 Comment
  CSUSB43  Erodium cicutarium Steve Walker 1966-3-8 San Bernardino Mojave Desert Mojave Desert; Six miles north of Barstow on the Fort Irwin Road. 701 Comment
  SD245385  Erodium cicutarium Josh Walker 2013-2-20 6 San Luis Obispo San Luis Obispo; Between creek and railroad tracks directly west of Spanos Stadium. 78 Comment
  SEINET5500864 Image available Erodium macrophyllum Sally Walker 1981-6-16 Mendocino La Puata Arena Lighthouse Comment
  UC177966  Erodium malacoides Harriet A. Walker 1904-4-25 3459 Unknown The Botanic Garden, Horticultural Section The Botanic Garden Comment
  UC127661  Eryngium aristulatum var. aristulatum Miss Harriet A. Walker 1906-5 197 1/2 Alameda vicinity Berkeley Comment
  UC127874  Eryngium armatum Miss Harriet A. Walker 1906-5 197 Alameda vicinity of Berkeley Comment
  UC147629  Erysimum capitatum Harriet A. Walker 1908-6-24 1260 Placer Blue Canyon 1432 Comment
  SEINET3826189 Image available Erysimum concinnum Sally Walker 1983-5-12 s.n. Sonoma Goat Rock Comment
  UC128132  Erysimum perenne Miss Harriet A. Walker 1908-7-25 1421 Placer Cisco 1810 Comment
  SD154062  Erythranthe gracilipes Jessie Walker 2003-5-18 Fresno Sierra National Forest (USFS), NAD 83, Music quad, utility corridor, SCE hydroelectric towers & access road; UTM 11S 0289309 4106763 1110 Comment
  SEINET6793894 Image available Erythranthe lewisii Sally Walker 1982-1 Placer Ski area above Tahoe, Truckee Rd Comment
  SEINET6174060 Image available Erythranthe tilingii Sally Walker 1987-1 Unknown Mt. Shasta, from Burry Flat 2591 Comment
  HSC44264  Eschscholzia californica J. Walker 1977-4-23 21 Lake .4 mi. N of Hwy. 20 on Walker Ridge Rd. 640 Comment
  UC112766  Eschscholzia californica Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 314 Mendocino near Comptche Comment
  UC128837  Eschscholzia californica Miss Harriet A. Walker 1906-2 37 Alameda Vicinity of Berkeley Comment
  UC76399  Eschscholzia californica Miss H. A. Walker 1906-6-20 201 Alameda U.C. grounds Berkeley Comment
  SEINET5339909  Eschscholzia californica M. Walker 1963-4-28 s.n. Los Angeles Playa Del Rey, hillslope. 3 Comment
  SEINET5339916  Eschscholzia californica H. A. Walker 37 Alameda Vicinity of Berkeley. Comment
  POM149293  Eschscholzia californica subsp. californica Harriet Ann Walker 1906-1 37 Alameda Vicinity of Berkeley. Comment
  POM149390  Eschscholzia californica subsp. californica Harriet Ann Walker 1906-1 37 Alameda Vicinity of Berkeley. Comment
  POM149292  Eschscholzia californica subsp. californica Harriet Ann Walker 1906-1 135 San Francisco San Francisco, near Cross. in West. Add. [Addison?] Comment
  POM149290  Eschscholzia californica var. crocea Harriet Ann Walker 1907-8-3 786 Santa Cruz Boulder Creek. Comment
  POM149423  Eschscholzia californica var. crocea Harriet Ann Walker 1907-9-22 999 Solano Suisun Comment
  POM149291  Eschscholzia californica var. crocea Harriet Ann Walker 1906-6-23 314 Mendocino Near Comptche. Comment
  UCR16425  Eschscholzia minutiflora Steve Walker 1966-3-8 s.n. San Bernardino Mojave Desert, 3-6 mi north of Barstow on the Fort Irwin Road [east of Waterman Hills, near Fossil Bed Road junction] 701 Comment
  UCSB8552  Eschscholzia parishii Walker, Clifford 1954-4-10 Riverside Mouth of White Water Canyon Comment
  ECON343793  Eucalyptus polyanthemos H. A. Walker 1912-12-24 2883 Unknown San Francisco, Golden Gate Park Comment
  JEPS51873  Euphorbia crenulata Harriet A. Walker 1908-5-17 1127 San Francisco Lake Merced San Francisco (near pumping station) Comment
  SD222195  Euphorbia melanadenia Jay B. Walker, Noah C. Goldstein 1995-3-22 1270 San Diego 3km S of I-8 at Oasis 1000 Comment
  POM138064  Euphorbia peplus Harriet Ann Walker 1906-05 202 Alameda Vicinity of Berkeley Comment
  UCSC000447  Euphorbia peplus Harriet A. Walker 2006-6-20 202 Alameda U.C. Campus. Berkeley. Comment
  UCD142476  Euphorbia peplus Harriet A. Walker May - Jun 1906 202 Alameda Vicinity of Berkeley. Comment
  UC128136  Eurybia integrifolia Miss Harriet A. Walker 1908-7-26 1438 Placer Cisco 1810 Comment
  UC469014  Eurybia radulina Harriet A. Walker 1907-8-3 781 Santa Cruz Boulder Creek Comment
  POM56216  Euthamia occidentalis Harriet Ann Walker 1906-1 500 Alameda Vicinity of Berkeley Comment
  SEINET8687848 Image available Euthamia occidentalis H. A. Walker 500 Alameda Vicinity of Berkeley. Comment
  UC127878  Euthamia occidentalis Miss Harriet A. Walker 1906-10-21 500 Alameda vicinity of Berkeley Comment
  UC485617  Euthamia occidentalis Harriet A. Walker 1907-9-8 900 San Joaquin near S.P.R.R. Lathrop Comment
  UCD132333  Euthamia occidentalis Harriet A. Walker Jul - Sep 1906 500 Alameda vicinity of Berkeley. Comment
  JEPS32969  Euthamia occidentalis T. Walker 1923-10-21 Fresno Fresno Comment
  SEINET3244007  Euthamia occidentalis Harriet A. Walker 1906-1 500 Unknown Vicinity of Berkeley. Comment
Read comments
Jan 17 2015
  CSUSB448  Festuca arundinacea Steve Walker 1966-5-13 Riverside City of Riverside; Fairmount Park; 500 yards from Santa Ana River. Western perimeter. 274 Comment
  UCSC000078  Festuca temulenta Harriet A. Walker 2006-6-29 287 Mendocino Near Comptche Comment
  UC147587  Floerkea proserpinacoides Miss Harriet A. Walker 1908-6-26 1314 Placer Cisco 1810 Comment
  NY43039  Forestiera pubescens J. B. Walker 1995-4-4 1310 Riverside San Bernardino National Forest, Santa Rosa Mtn truck trail, 4km S of Hwy 74 1600 Comment
  SD216506  Forestiera pubescens Jay B. Walker 1995-4-4 1310 Riverside San Bernardino National Forest; Santa Rosa Mountain truck trail, 4 kilometers south of highway 74 1600 Comment
  POM140690  Fragaria californica Harriet Ann Walker 1906-6-23 231 Mendocino Near Comptche. Comment
  POM140666  Fragaria chiloensis Harriet Ann Walker 1906-1 5 San Francisco San Francisco. Comment
  UC127662  Fragaria chiloensis Miss Harriet A. Walker 1906-3 5 San Francisco San Francisco Comment
  UCSB2792  Fragaria chiloensis Walker, Clifford 1954-4-29 San Mateo 50 yds from ocean, 1 mi. S of Half Moon Bay Comment
  CAS-BOT-BC53243  Frangula californica subsp. californica Jay B. Walker; Noah Goldstein 1994-8-13 901 Santa Clara USCS campus. Adjacent to Natural Area at northern edge of campus 50 Comment
  CAS-BOT-BC55680  Frangula purshiana Jay B. Walker; Jeff Stadler; Noah Goldstein 1994-8-2 862 Plumas 2km N of Quincy on route 70 1200 Comment
  NY43176  Frankenia salina J. B. Walker 1995-6-7 1443 Los Angeles Santa Catalina Island, at Little Harbor 2 Comment
  SEINET3151937  Frankenia salina H. A. Walker 431 Alameda vicinity of Berkeley Comment
  UC128026  Frankenia salina Harriet A. Walker 1907-9-22 980 Solano Suisun Comment
  CLARK-A1656-658  Franseria ilicifolia Milton Walker 1978-1-17 Riverside Chuckwalla Mountains 274 Comment
  NY42745  Fraxinus dipetala J. B. Walker 1995-3-28 1287 Los Angeles Angeles National Forest, Glendora Ridge Rd, 10km E of junction with Glendora Mtn Rd 1000 Comment
  NY42920  Fraxinus latifolia J. B. Walker 1995-4-26 1387 Humboldt Six Rivers National Forest, Hwy 36, 2km W of Cobbs 800 Comment
  NY42627  Fraxinus velutina J. B. Walker 1995-3-8 1236 San Diego Cleveland National Forest, Trabuco district, USFS Rd 7S04, at junction with Alamos Canyon Creek 200 Comment
  SD16579  Fritillaria biflora var. biflora L. W. Walker 1937-3-5 San Diego Santee Comment
  GH357409  Fritillaria liliacea H. A. Walker 1913-3-15 2909 Unknown Oakland Hills, Alameda County Comment
  POM118197  Fritillaria liliacea Harriet Ann Walker 1913-3-15 2909 Alameda Oakland Hills, overlooking Lake Chabot 100 Comment
  CAS-BOT-BC130350  Fritillaria liliacea Miss. H. A. Walker 1913-3-15 2909 Alameda Oakland Hills, on ridges overlooking Lake Chabot 100 Comment
  CAS-BOT-BC130351  Fritillaria liliacea Miss. H. A. Walker 1913-3-15 2909 Alameda Oakland Hills, on ridges overlooking Lake Chabot 100 Comment
  UCD121563  Galium andrewsii C. F. Walker 1958-3-1 s.n. San Diego location unknown. 1371 Comment
  UCSB44771  Galium angustifolium Walker, R. 1980-6-7 Santa Barbara 2 km north of Upper oso Campground, Los Padres National Forest 720 Comment
  UC147570  Galium aparine Harriet A. Walker 1908-6-23 1220 Placer Blue Canyon 1432 Comment
  POM60866  Galium aparine Harriet Ann Walker 1906-07 413 Alameda Vicinity of Berkley. Comment
  SEINET11610195  Galium aparine H. A. Walker 1906-1 413 Alameda Vicinity of Berkeley Comment
  UC123722  Galium aparine H. A. Walker 1907-6-30 607 Alameda North Berkeley Hills Comment
  UCSB9136  Galium aparine Walker, Clifford 1954-4-20 San Mateo 50 yards from ocean; 1 mi S. of Half Moon Bay Comment
  UC147594  Galium bolanderi Harriet A. Walker 1908-6-25 1290 Placer Blue Canyon 1432 Comment
  UC147652  Galium bolanderi Harriet A. Walker 1908-6-24 1280 Placer Blue Canyon 1432 Comment
  UC123649  Galium californicum subsp. californicum Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 316 Mendocino near Comptche Comment
  NY42935  Galium catalinense J. B. Walker 1995-4-8 1328 Los Angeles Santa Catalina Island, 2km S of Howland's Landing 100 Comment
  JEPS6605  Galium porrigens var. porrigens H. A. Walker June 1914 3555 San Mateo San Bruno Hills Comment
  UC123646  Galium triflorum Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 229 Mendocino near Comptche Comment
  UC147576  Galium triflorum Harriet A. Walker 1908-6-24 1248 Placer Blue Canyon 1432 Comment
  UCSC000716  Galium triflorum Harriet A. Walker 2007-7-4 615 Marin Cascade Drive, Mill Valley Comment
  NY43182  Galvezia speciosa J. B. Walker 1995-6-5 1427 Los Angeles Santa Catalina Island, S end of White's Landing 3 Comment
  UC123637  Gamochaeta ustulata Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 228 Mendocino near Comptche Comment
  UC127660  Gamochaeta ustulata Miss Harriet A. Walker May 1 1906-Jun 1 1906 92 Alameda vicinity Berkeley Comment
  UC485685  Gamochaeta ustulata Harriet A. Walker 1907-8-4 831 Santa Cruz Boulder Creek Comment
  CAS-BOT-BC198095  Garrya elliptica Jay B. Walker 1995-4-16 s.n. Monterey Los Padres National Forest. 2 km E of terminus of Palo Colorado Rd. 1100 Comment
  NY43009  Garrya elliptica J. B. Walker 1995-4-16 1354 Monterey Los Padres National Forest, 2km E of terminus of Palo Colorado Rd 1100 Comment
  UCSB4693  Garrya flavescens Walker, Clifford 1954-5-17 Santa Barbara On Gibralter Rd; E. slope of Santa Ynez Mtns Comment
  CLARK-A1656-686  Garrya fremontii Milton Walker 1978-2-5 Riverside San Gorgonio Pass 761 Comment
  NY42984  Garrya fremontii J. B. Walker 1995-4-30 1399 Lake Mendocino National Forest, N of Nice, along High Glade Rd, 10km E of junction with Elk Mountain Rd 1000 Comment
  NY42969  Garrya veatchii J. B. Walker 1995-3-30 1297 Los Angeles Angeles National Forest, Glendora Ridge Rd, 11km W of Baldy Village 1200 Comment
  UCSB44769  Gastridium phleoides Walker, R. 1980-6-7 Santa Barbara 1.7km north of Upper Oso Campground, Los Padres National Forest 670 Comment
  CAS-BOT-BC58947  Gaultheria shallon Jay B. Walker 1995-4-28 1393 Del Norte Six Rivers Ntl forest. E of Crescent City, 1 km N of jct of USFS 17N@@ and 17N22B 400 Comment
  NY43013  Gaultheria shallon J. B. Walker 1995-4-28 1393 Del Norte Six Rivers National Forest, E of Crescent City, 1km N of junction of USFS Rd 17N22 & Rd 17N22B 400 Comment
  UC147607  Gayophytum diffusum subsp. parviflorum Harriet A. Walker 1908-6-25 1304 Placer Cisco 1810 Comment
  NY42903  Genista monspessulana J. B. Walker 1995-4-14 1343 San Luis Obispo 1km S of Cambria, along Hwy 1 70 Comment
  SEINET5501049 Image available Gentiana calycosa Sally Walker 1987-8-24 Unknown Alpine meadows, near Lake Tahoe. 2286 Comment
  UC123645  Geranium dissectum Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 357 Mendocino near Comptche Comment
  UC127635  Geranium dissectum Miss Harriet A. Walker 1906-2 57 Alameda vicinity Berkeley Comment
  UC146418  Geum macrophyllum Miss Harriet A. Walker 1910-6-15 2045 Nevada Truckee River beside bridge to Deer Park; Truckee River Comment
  UC127659  Gilia achilleifolia subsp. achilleifolia Miss Harriet A. Walker 1906-2 63 Alameda Vicinity of Berkeley Comment
  SEINET5501091  Gilia capitata Tim Walker 1995-7-5 San Diego Oasis Springs Trail Rts Mt Laguna, San Diego Ca. Comment
  SEINET5501090  Gilia capitata Sally Walker 1981-5-25 Sonoma 4 miles W of Occidental Sonoma Co. Comment
  UC123644  Gilia capitata subsp. capitata Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 393 Mendocino near Comptche; near Comptche Comment
  UC127636  Gilia capitata subsp. chamissonis Miss Harriet A. Walker 1906-3 138 San Francisco San Francisco Comment
  UC147605  Gilia capitata subsp. mediomontana Harriet A. Walker 1908-6-27 1325 Placer Blue Canyon 1432 Comment
  UC880108  Gilia clivorum Miss Harriet A. Walker 1906-2 63 Alameda vicinity Berkeley; vicinity of Berkeley Comment
  SEINET5501172  Gilia diegensis Tim Walker 1995-7-2 Unknown 2.6 mi E of Boulevard Campo, Rt 94, I8 1067 Comment
  SEINET5501171  Gilia latifolia Sally Walker 1980-5-17 Unknown Titus Canyon Death Valley. Comment
  CHSC14080  Gilia tenuiflora J. R. Walker 1973-4-21 4 San Luis Obispo N side of state Hwy. 46 ca 15 mi from Simmer, ca. in La Panza Range. Comment
  UC123758  Gilia tricolor subsp. tricolor Harriet A. Walker 1907-5-25 598 Alameda vicinity Berkeley (U.C. Campus); vicinity of Berkeley, U.C. Campus Comment
  SD222166  Glebionis coronaria Jay B. Walker 1995-4-5 1313 San Diego San Diego, Fiesta Island on Mission Bay. 3 Comment
  UC127565  Glebionis segetum Miss Harriet A. Walker May 1 1906-Jun 1 1906 154 Alameda vicinity of Berkeley Comment
  UCD66771  Glyceria declinata Charles Walker 1975-4-28 Sacramento 3 miles n.w. of Galt. Comment
  NY43119  Gnaphalium bicolor J. B. Walker 1995-6-6 1435 Los Angeles Santa Catalina Island, Lower Cape Canyon, hillside above buffalo corrals 280 Comment
  NY43167  Gnaphalium californicum J. B. Walker 1995-6-6 1436 Los Angeles Santa Catalina Island, Lower Cape Canyon, hillside above buffalo corrals 280 Comment
  UC123604  Gnaphalium palustre Miss Harriet A. Walker Jun 23 1906-Jun 25 1906 349 Mendocino near Comptche Comment
  UC485680  Gnaphalium palustre Harriet A. Walker 1907-8-5 840 Santa Cruz Boulder Creek Comment
  UC485681  Gnaphalium palustre Harriet A. Walker 1907-9-8 905 San Joaquin Lathrop Comment
  POM56221  Gnaphalium ramosissimum Harriet Ann Walker 1906-1 457 Alameda Vicinity of Berkeley Comment
  LA203654  Grindelia camporum Harriet A. Walker; July 1906 - September 1906 436 Alameda vicinity of Berkeley Comment
  POM58267  Grindelia camporum var. camporum Harriet Ann Walker 1906-1 441 Alameda Vicinity of Berkeley Comment
  CAS-BOT-BC304703  Grindelia hirsutula Miss. Harriet A. Walker 1906-7-1 441 Alameda Vicinity of Berkeley Comment
  SEINET3146828  Grindelia hirsutula H. A. Walker 1906-9-28 474 Unknown Bay Island Farm Comment
Read comments
Jan 17 2015
  SEINET8770788 Image available Grindelia hirsutula H. A. Walker 436 Alameda Vicinity of Berkeley Comment
  UC123705  Grindelia hirsutula H. A. Walker 1907-7-7 689 Alameda East Oakland Comment
  UC127729  Grindelia hirsutula Miss Harriet A. Walker 1906-7 441 Alameda vicinity Berkeley Comment
  UC127730  Grindelia hirsutula H. A. Walker 1906-9-26 474 Alameda Bay Farm Island Comment
  UC128025  Grindelia hirsutula Miss Harriet A. Walker 1906-7 436 Alameda Vicinity of Berkeley Comment
  POM58263  Grindelia hirsutula Harriet Ann Walker 1907-7-7 s.n. Alameda Fruitvale Comment
  SEINET3146841  Grindelia hirsutula H. A. Walker 441 Unknown vicinity of Berkeley Comment
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Jan 17 2015
  SEINET8770794 Image available Grindelia hirsutula H. A. Walker 436 Alameda Vicinity of Berkeley Comment
  SEINET8770795 Image available Grindelia hirsutula H. A. Walker 1906-9-28 414 Alameda Bay Island Farm Comment
  SEINET8770798 Image available Grindelia hirsutula H. A. Walker 441 Alameda vicinity of Berkeley Comment
  CHSC344  Grindelia hirsutula var. davyi E. Walker 1932-6-15 Butte Durham. Comment
  GH417635  Grindelia hirsutula var. davyi H. A. Walker 1906-7 441 Unknown Berkeley, Vicinity of Berkeley Comment
  POM58266  Grindelia stricta var. angustifolia Harriet Ann Walker 1906-9-28 474 Alameda Bay Island Farm. Comment
  POM58297  Grindelia stricta var. angustifolia Harriet Ann Walker 1906-1 436 Alameda Vicinity of Berkeley Comment
  UC581332  Guilleminea densa var. aggregata Noel Walker 1936-8-14 Riverside Riverside, Pachappa Station Pachappa Station; Riverside, Pachappa Station Comment
  UC123754  Guillenia lasiophylla Harriet A. Walker 1907-4-26 570 Alameda vicinity Berkeley (near Such's dairy ranch) Comment
  SEINET3826192 Image available Hackelia jessicae Sally Walker 1982-8-5 s.n. Placer Ski area on Jahre-Truckee Road Comment
  UC147633  Hackelia velutina Harriet A. Walker 1908-6-23 1210 Placer Blue Canyon 1432 Comment
  SEINET5501209 Image available Hackelia velutina Sally Walker 1983-8-28 Unknown Alpine meaows, Lake Tahoe 2896 Comment
  SEINET5501063 Image available Haplopappus bloomeri Sally Walker 1984-8-27 Unknown Mt. Shasta. 3048 Comment
  UCD132738  Helenium bigelovii Harriet A. Walker 1907-9-22 969 Solano Suisuin Marshes. Comment
  UC128099  Helenium puberulum Miss Harriet A. Walker 1906-7 422 Alameda vicinity Berkeley Comment
  UC147559  Helianthella californica subsp. nevadensis Harriet A. Walker 1908-6-24 1283 Placer Blue Canyon 1432 Comment
  NY42709  Helianthemum scoparium J. B. Walker 1995-3-16 1259 San Diego 6km NW of Lower Otay Lake, on Proctor Valley Rd 200 Comment
  UC127985  Helianthus annuus Harriet A. Walker 1907-9-22 1005 Solano Suisun Comment
  UC469042  Helianthus annuus Harriet A. Walker 1907-9-8 914 San Joaquin beyond drawbridge Lathrop Comment
  UCD132799  Helianthus annuus Harriet A. Walker 1907-9-8 914 San Joaquin San Joaquin County. Comment
  NY42904  Heliotropium curassavicum J. B. Walker 1995-4-5 1315 San Diego Fiesta Island, Mission Bay Park 4 Comment
  SD222179  Heliotropium curassavicum Jay B. Walker 1995-4-5 1315 San Diego San Diego, Fiesta Island on Mission Bay 3 Comment
  CAS-BOT-BC314973  Hemizonella minima Miss. H. A. Walker 1910-6-1 2036 Placer Deer Park Comment
  CAS-BOT-BC314975  Hemizonella minima Harriet A. Walker 1910-6-1 2036 Placer Deer Park, Lake Tahoe District Comment
  CAS-BOT-BC314976  Hemizonella minima Harriet A. Walker 1910-6-1 2036 Placer Deer Park, Lake Tahoe Region Comment
  UC163962  Hemizonella minima Miss Harriet A. Walker June, 1910 2036 Placer Deer Park Lake Tahoe District Comment
  NY43120  Hemizonia clementina J. B. Walker 1995-6-5 1425 Los Angeles Santa Catalina Island, S end of White's Landing 3 Comment
  POM53617  Hemizonia congesta Harriet Ann Walker 1906-6-23 317 Mendocino near Comptche Comment
  POM56198  Hemizonia congesta Harriet Ann Walker 1906-6-23 317 Mendocino Near Comptche. Comment
  SEINET11197293 Image available Hemizonia congesta subsp. lutescens H. A. Walker 1909-5-31 1721 Marin Tiburon Comment
  SEINET11197294 Image available Hemizonia congesta subsp. lutescens H. A. Walker 1909-5-31 1721 Marin Tiburon Comment
  UC163957  Hemizonia congesta subsp. lutescens H. A. Walker 1909-5-31 1721 Marin Tiburon Comment
  UC480914  Hemizonia congesta subsp. lutescens Harriet A. Walker 1908-6-13 1192 Marin Olema Comment
  CAS-BOT-BC309776  Hemizonia congesta subsp. luzulifolia Miss. H. A. Walker 1909-7-28 1722 Alameda University of California campus, Berkeley Comment
  UC128076  Hemizonia congesta subsp. luzulifolia Harriet A. Walker 1907-9-22 1006 Solano Suisun Comment
  UC163951  Hemizonia congesta subsp. luzulifolia Miss H. A. Walker 1909-7-28 1722 Alameda University of California campus Berkeley Comment
  UC186057  Hemizonia congesta subsp. luzulifolia Miss H. A. Walker 1909-7-28 1722 Alameda University of California campus Berkeley Comment
  CAS-BOT-BC309771  Hemizonia congesta subsp. luzulifolia Miss. H. A. Walker 1909-7-28 1722 Alameda Campus Univ. Cal. Berkeley Comment
  UC128325  Hemizonia congesta subsp. luzulifolia Harriet A. Walker 1906-6-1 168 Alameda Hopkins Terrace North Berkeley Comment
  POM53173  Hemizonia corymbosa subsp. corymbosa Harriet Ann Walker 1906-1 198 Alameda Vicinity of Berkeley Comment
  POM53615  Hemizonia corymbosa subsp. corymbosa Harriet Ann Walker 1907-7-7 s.n. Alameda East Oakland. Comment
  NY43177  Hemizonia fasciculata J. B. Walker 1995-6-7 1441 Los Angeles Santa Catalina Island, along road between Little Harbor and Big Spring 185 Comment
  POM30488  Hemizonia lutescens Harriet Ann Walker 1909-5-31 185 Marin Tiburon, on dry slopes facing San Francisco Bay Comment
  POM52135  Hemizonia lutescens Harriet Ann Walker 1909-5-31 1721 Marin Tiburon, on dry slopes facing San Francisco Bay Comment
  POM30487  Hemizonia luzulifolia Harriet Ann Walker 1900-6-28 184 Alameda University of California campus, Berkeley. Comment
  POM53612  Hemizonia luzulifolia subsp. rudis Harriet Ann Walker 1906-1 168 Alameda Vicinity of Berkeley Comment
  CAS-BOT-BC123534  Hemizonia multicaulis subsp. vernalis Harriet Ann Walker 1909-5-31 1721 Marin Tiburon Comment
  NY179272  Hemizonia multicaulis subsp. vernalis H. A. Walker 1909-5-31 1721 Marin Tiburon, on dry slopes facing San Francisco Bay Comment
  GH414563  Hemizonia plumosa H. A. Walker 1916-8-28 3922 Unknown Los Medanos. near Antioch Comment
  UC128033  Heracleum lanatum Miss Harriet A. Walker 1906-5 90 Alameda vicinity of Berkeley Comment
  UCSC000188  Hesperocnide tenella Harriet A. Walker July-September 1906 409 Alameda Berkeley Comment
  UC124621  Heterocodon rariflorum Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 286 Mendocino near Comptche Comment
  SEINET10972523  Heterocodon rariflorum Walker Walker 33 Tuolumne MATHER Comment
  SEINET13938141 Image available Heteromeles arbutifolia Harriet A. Walker s.n. Unknown Univ of California - Berkeley Comment
  NY42649  Heteromeles arbutifolia var. arbutifolia J. B. Walker 1995-2-25 1195 San Diego N of Santee, in N end of Spring Canyon 70 Comment
  UC480929  Heterotheca grandiflora Harriet A. Walker 906 San Joaquin near S.P.R.R.; Lathrop Comment
  UC480926  Heterotheca sessiliflora subsp. bolanderi Miss Harriet A. Walker 1908-7-11 1376 Marin Mill Valley Comment
  UC480930  Heterotheca sessiliflora subsp. echioides Harriet A. Walker 1907-8-4 817 Santa Cruz Boulder Creek Comment
  CLARK-A1656-652  Hibiscus denudatus Milton Walker 1978-3-3 Riverside La Quinta 45 Comment
  POM52726  Hieracium albiflorum Harriet Ann Walker 1907-7-4 647 Marin Mill Valley. Comment
  POM52728  Hieracium albiflorum Harriet Ann Walker 1907-8-3 723 Santa Cruz Boulder Creek Comment
  UC123609  Hieracium albiflorum Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 267 Mendocino near Comptche Comment
  UC123718  Hieracium albiflorum H. A. Walker 1907-7-4 647 Marin Cascade Drive Mill Valley Comment
  UC481035  Hieracium albiflorum Harriet A. Walker 1907-8-3 723 Santa Cruz Boulder Creek Comment
  UCSC000016  Holcus lanatus Harriet A. Walker 2006-6-29 259 Mendocino Collected near Comptche Comment
  CAS-BOT-BC320215  Holocarpha macradenia Miss. H. A. Walker 1916-6-26 3905 Alameda Berkeley, near San Francisco Bay Comment
  LA204004  Holocarpha macradenia Harriet A. Walker; 1916-6-26 3905 Alameda Berkeley, near San Francisco Bay Comment
  UC311584  Holocarpha macradenia Miss H. A. Walker 1916-6-26 3905 Alameda slopes near San Francisco Bay; Berkeley Comment
  A354959  Holodiscus discolor H. A. Walker 1906-7 406 Unknown Vicinity of Berkeley Comment
Read comments
Jul 8 2012
  NY42430  Holodiscus discolor J. B. Walker 1994-8-14 908 San Mateo Pomponio Creek Rd, 5km S of junction of Hwy 84 & Hwy 1 10 Comment
  UC128185  Holodiscus discolor Miss Harriet A. Walker 1906-7 406 Alameda vicinity of Berkeley Comment
  RSA0016858  Holodiscus discolor Mary P. Walker 32 Los Angeles Burbank's Canyon. 305 Comment
  CAS-BOT-BC150057  Holodiscus discolor var. discolor Jay B. Walker; Noah Goldstein 1994-8-14 908 San Mateo Pomponio Creek Road. 5 km south of jct Hwy 84 and Hwy 1 10 Comment
  UCSC000072  Hordeum marinum subsp. gussoneanum Harriet A. Walker 2006-6-29 279 Mendocino near Comptche Comment
  CAS-BOT-BC536613  Horkelia californica Jay B. Walker 1995-4-17 1358 Monterey Weedy vacant lot, W of King City along Pine Canyon Rd.,10 km W of jct w/ Hwy G14 500 Comment
  POM140185  Horkelia californica Harriet Ann Walker 1906-6-23 372 Mendocino Near Comptche. Comment
  UC123595  Horkelia californica Miss Harriet W. Walker Jun 23 1906-Jun 29 1906 288 Mendocino near Comptche Comment
  UC128221  Horkelia fusca subsp. parviflora Miss Harriet A. Walker 1908-7-26 1399 Placer Cisco 1798 Comment
  SEINET957358  Hosackia gracilis S. Walker 1983-1 83 H-102 Sonoma In ditch beside road to Goat Rock. Comment
  UC147625  Hydrophyllum occidentale Harriet A. Walker 1908-6-23 1213 Placer Blue Canyon 1432 Comment
  UC146417  Hypericum anagalloides Miss Harriet A. Walker 1910-7-30 2227 Marin Olema Comment
  UC128392  Hypericum anagalloides Miss Harriet A. Walker 1908-7-27 1461 Placer Yuba R. near Cisco; Yuba R. Comment
  UC123713  Hypericum concinnum H. A. Walker 1907-7-4 634 Marin Cascade Dr. Mill Valley; , Cascade Dr. Comment
  SEINET5501095  Hypericum concinnum Sally Walker 1981-5-18 Sonoma Franz Valley Rd, .10 mi S of F.V. School Rd. Comment
  POM126818  Hypericum perforatum Harriet Ann Walker 1907-8-4 794 Santa Cruz Boulder Creek Comment
  CAS-BOT-BC401504  Hypericum scouleri Burt Walker 1930-7-15 12 Tuolumne Sierra Nevada Mountains, Yosemite National Park. Mather Comment
  UC123735  Hypochaeris radicata H. A. Walker 1907-7-7 671 Alameda Fruitvale Comment
  UCSC000572  Ipomoea purpurea Harriet A. Walker 2007-9-22 984 Solano Suisun Comment
  SEINET3158368  Iris douglasiana H. A. Walker 27 San Francisco San Francisco Comment
  UC128308  Iris douglasiana Miss Harriet A. Walker 1906-3 37 San Francisco San Francisco Comment
  SEINET3277108 Image available Iris douglasiana Sally Walker 1965-6-23 Unknown Roadside just outside King's Canyon National Park. 2134 Comment
  UCSB880  Iris douglasiana Walker, Clifford 1954-4-20 San Mateo junction of Skyline Blvd and Highway to Half Moon Bay Comment
  UC147647  Iris hartwegii Harriet A. Walker 1908-6-24 1245 Placer Blue Canyon 1432 Comment
  SEINET3271676 Image available Iris macrosiphon Sally Walker 1981-5-26 Sonoma Near summit of Ida Clayton Rd across Mt. St. Helena 914 Comment
  SEINET3271700 Image available Iris macrosiphon Sally Walker 1983-5-19 Marin Mt Jamalpais Comment
  SEINET3271685 Image available Iris macrosiphon var. purdyi Sally Walker 1984-6-14 Mendocino East of Hull Mountain 1219 Comment
  UC184381  Isocoma menziesii var. vernonioides Harriet A. Walker 1915-9-19 3833 San Mateo near Uncle Tom's Cabin; road to Burlingame Comment
  JEPS63786  Isolepis cernua Harriet A. Walker 1909-6-3 1723 Marin Tiburon Comment
  SEINET5500738 Image available Isomeris arborea Sally Walker 1980-3-15 Unknown Joshua Tree N.M. 914 Comment
  UC147581  Iva axillaris subsp. robustior Harriet A. Walker 1908-6-23 1217 Placer Blue Canyon 1432 Comment
  CAS-BOT-BC340119  Jaumea carnosa Miss. Harriet A. Walker 1906-7-1 495 Alameda Vicinity of Berkeley Comment
  POM56224  Jaumea carnosa Harriet Ann Walker 1906-1 495 Alameda Vicinity of Berkeley Comment
  SEINET11446671 Image available Jaumea carnosa H. A. Walker 1906-1 495 Alameda Vicinity of Berkeley Comment
  UC127883  Jaumea carnosa Miss Harriet A. Walker 1906-7 495 Alameda vicinity of Berkeley Comment
  SEINET11446672 Image available Jaumea carnosa H. A. Walker 495 Alameda Vicinity of Berkeley Comment
  NY201870  Juglans californica J. B. Walker 1994-8-10 885 Los Angeles 4km S of Gormon, next to I-5 200 Comment
  UC112754  Juglans californica var. hindsii Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 233 Mendocino near Comptche Comment
  POM170415  Juncus bolanderi Harriet Ann Walker 348 Mendocino Near Comptche. Comment
  UC123653  Juncus bufonius Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 366 Mendocino near Comptche Comment
  JEPS66917  Juncus bufonius var. congestus Harriet A. Walker 1907-8-3 804 Santa Cruz Boulder Creek Comment
  UC172225  Juncus lescurii Harriet A. Walker 1913-5-20 2979 Alameda Botanic Garden Berkeley Comment
  POM176498  Juncus occidentalis Harriet Ann Walker 375 Mendocino Near Comptche. Comment
  UC123651  Juncus occidentalis Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 375 Mendocino near Comptche Comment
  POM176445  Juncus patens Harriet Ann Walker 1906-05 200 Alameda Vicinity of Berkeley Comment
  SEINET3132234  Juncus patens H. A. Walker 1906-6-1 200 Alameda Vicinity of Berkeley Comment
  UC127980  Juncus patens Miss Harriet A. Walker May 1 1906-Jun 1 1906 200 Alameda vicinity Berkeley Comment
  POM176474  Juncus phaeocephalus Harriet Ann Walker 1906-6-23 348 Mendocino near Comptche Comment
  UC128273  Juncus saximontanus Miss Harriet A. Walker 1393 Placer near Yuba River; Cisco Comment
  POM176645  Juncus xiphioides Harriet Ann Walker 494 Alameda Vicinity of Berkeley Comment
  POM182756  Juncus xiphioides Harriet Ann Walker 494 Alameda Vicinity of Berkeley Comment
  SEINET3151032  Juncus xiphioides H. A. Walker 494 Alameda vicinity of Berkeley Comment
  UC127881  Juncus xiphioides Miss Harriet A. Walker 1906-7 494 Alameda vicinity Berkeley Comment
  SEINET6173878  Juncus xiphioides H. A. Walker 1906-1 494 Alameda Vicinity of Berkeley Comment
  SEINET6173879  Juncus xiphioides H. A. Walker July-September 1906 494 Alameda Vicinity of Berkeley Comment
  CHSC25068  Juniperus californica J. R. Walker 1973-4-21 5 Kern On either side of state hwy 46, 14 mi w of McKittrick. 609 Comment
  NY42160  Juniperus californica J. B. Walker 1994-8-10 887 Los Angeles At Lebec exit off I-5, N of town of Gormon 250 Comment
  SEINET10437453 Image available Justicia californica Richard Walker 1967-4-30 59 Riverside Palm Desert on south side of Carriage Road ca 2 miles east of state highway 74 (Pines to Palms Highway) Comment
  SEINET6793581 Image available Keckiella antirrhinoides subsp. antirrhinoides Tim Walker 1994-1 San Diego Upper Harbison Canyon, 1.3 mi from junction of Harbison Canyon Rd. and Arnold Rd. West side of road 396 Comment
  NY42722  Keckiella antirrhinoides var. antirrhinoides J. B. Walker 1995-3-23 1281 San Diego W of Tecate, 5km E of Barret Junction, along Hwy 94 500 Comment
  SD222257  Keckiella antirrhinoides var. antirrhinoides Jay B. Walker, Noah C. Goldstein 1995-3-23 1281 San Diego West of Tecate, 2km E of Barret Junction along Hwy 94. 500 Comment
  NY786802  Keckiella breviflora var. breviflora H. A. Walker 1911-6-18 2465 Unknown El Portal Comment
  SEINET6174063 Image available Keckiella cordifolia Tim Walker 1994-4-22 San Diego 7.7 miles north of Rt 78 by Black Canyon Rd. (Magnolia Ave.) west of Ramona 549 Comment
  SEINET6794322 Image available Keckiella cordifolia Tim Walker 1994-1 San Diego Honey Springs Road, 2.0 miles S of Lyons Valley Road 610 Comment
  SEINET5500920 Image available Keckiella ternata Tim Walker 1993-6-16 San Diego Paved rd end, Kitchen Creek rd, 5.5 mi N of I8 1372 Comment
  SD216488  Krameria bicolor Jay B. Walker 1995-5-4 1417 Riverside San Bernardino National Forest. Highway 74, 3 kilometers east of junction with Santa Rosa Mountain Road. 1399 Comment
  NY43122  Krameria grayi J. B. Walker 1995-5-4 1417 Riverside San Bernardino National Forest, Hwy 74, 3km E of junction with Santa Rosa Mtn Rd 1400 Comment
  UC184615  Lactuca saligna Harriet A. Walker 1915-10-9 3849 Alameda Berkeley Comment
  UC127996  Lactuca serriola Harriet A. Walker 1907-9-22 1002 Solano Suisun Comment
  SEINET5561806  Lamiaceae Tim Walker 1994-1 s.n. San Diego Pacific Crest Trail, Cleveland National Forest, Mount Laguna near Monument Peak. 1828 Comment
  OBI80543  Lamium amplexicaule Josh Walker 2013-2-7 3 San Luis Obispo Paso Robles; 1 mile west of 24th and Vine St. on Nacimiento Lake Drive; 100 ft north of road. 338 Comment
  UCR16657  Langloisia schottii Steve Walker 1966-3-8 s.n. San Bernardino Mojave Desert, 3-6 mi north of Barstow on the Fort Irwin Road [east of Waterman Hills, near Fossil Bed Road junction] 701 Comment
  NY42674  Lasthenia californica J. B. Walker 1995-3-22 1274 San Diego 3km S of I-8, at Oasis 1000 Comment
  POM55141  Lasthenia californica Harriet Ann Walker 1906-1 111 Alameda Vicinity of Berkeley Comment
  UCSB44762  Lasthenia californica R. E. Walker 1980-4-25 28 Monterey collected 0.5 km S, and 1.5 km from the coast, in Los Padres National Forest Plaskett Campground - , and Los Padres National Forest 300 Comment
  UC124483  Lasthenia californica subsp. californica H. A. Walker 1907-5-9 591 Marin on trail to Mt. Tamalpais Comment
  UC127617  Lasthenia californica subsp. californica Miss Harriet A. Walker May 1 1906-Jun 1 1906 111 Alameda vicinity Berkeley Comment
  SD222171  Lasthenia gracilis Jay B. Walker, Noah C. Goldstein 1995-3-22 1274 San Diego 3km S of I-8 at Oasis 1000 Comment
  SEINET11447698 Image available Lasthenia gracilis H. A. Walker 1907-5-9 s.n. Marin Mt. Tamalpais Comment
  UCSB10347  Lasthenia gracilis Walker, Clifford 1954-4-15 Santa Barbara Middle Camp, Santa Ynez Valley Comment
  SEINET5501378  Lathyrus laetiflorus Tim Walker 1994-5-19 s.n. San Diego MP 14 Lyrns Valley Rd. 3.6 mi N of Aloney Springs Road, intersection. 671 Comment
  NY42554  Lathyrus laetiflorus subsp. alefeldii J. B. Walker 1995-2-25 1189 San Diego 3km W of Santee Lakes 90 Comment
  CHSC858  Lathyrus latifolius E. Walker 1932-6-23 Butte Magalia Creek marshes. 731 Comment
  SEINET3131429  Lathyrus torreyi H. A. Walker 1906-1 271 Mendocino Near Comptche Comment
  UC112793  Lathyrus torreyi Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 271 Mendocino near Comptche Comment
  SEINET956258  Lathyrus torreyi Harriet A. Walker 1906-1 271 Mendocino Competche Comment
  POM16965  Lathyrus vestitus subsp. vestitus Harriet Ann Walker 1906-02 43 Alameda Vicinity of Berkeley. Comment
  SD222199  Lathyrus vestitus var. alefeldii Jay B. Walker, Ann P. Walker 1995-2-25 1189 San Diego Santee. 2km W of Santee Lakes 89 Comment
  UC112777  Lathyrus vestitus var. vestitus Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 253 Mendocino near Comptche Comment
  UC128184  Lathyrus vestitus var. vestitus Miss Harriet A. Walker 1906-5 161 Alameda vicinity Berkeley Comment
  UC864591  Lathyrus vestitus var. vestitus Miss Harriet A. Walker 1906-5 161 Alameda vicinity Berkeley Comment
  NY42954  Layia platyglossa J. B. Walker 1995-4-13 1335 Santa Barbara SW of New Cuyama, along Aliso Canyon Rd, 3km from junction with Hwy 166 700 Comment
  UCSB44757  Layia platyglossa Walker, R. 1980-4-19 Santa Barbara 0.6 km. west of Happy Canyon Road, near De La Guerra camp 670 Comment
  UC468862  Leontodon saxatilis subsp. longirostris Harriet A. Walker 1907-8-13 874 Alameda University of California campus, Berkeley Comment
  SD241844  Lepechinia calycina Jay B. Walker, R. C. Walker 2004-4-20 jbw 3186 Santa Barbara North of Santa Barbara. Along Calle del Cielo Road, 1.0 miles W of junction with Hwy 154. Comment
  SEINET4942330  Lepechinia fragrans Jay Walker, Hoefs, Mark; Thorn, Robert 1995-4-8 1333 Los Angeles Santa Catalina Island. 4km N of Avalon along paved road Comment
  UCSB2284  Lepidium didymum Walker, Clifford 1954-4-20 San Mateo 100 yards from Ocean on cliff, 1 mi. S Half Moon Bay Comment
  CLARK-A1656-664  Lepidium fremontii Milton Walker 1978-3-10 Riverside Joshua Tree National Park Comment
  JEPS53748  Lepidium strictum Harriet A. Walker 1908-6-17 1172 Marin Olema Comment
  UC112771  Lepidium strictum Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 331 Mendocino near Comptche Comment
  UC128020  Lepidium strictum Miss Harriet A. Walker 1906-5 100 Alameda vicinity Berkeley Comment
  SEINET5501441 Image available Leptodactylon californicum Tim Walker 1995-6-11 s.n. Unknown Turnout mile 8.7 W of Lake Elsinore 671 Comment
Read comments
May 4 2017
  NY42602  Leptodactylon californicum subsp. glandulosum J. B. Walker 1995-3-8 1232 San Diego Cleveland National Forest, Trabuco district, USFS Rd 7S04, 0.5km N of junction with San Mateo Trail 200 Comment
  SD120820  Leptosiphon montanus I. T. Walker May 1923 Fresno Big Creek Comment
  UCSB46038  Leptosiphon parviflorus Walker, R. 1980-4-19 Santa Barbara De La Guerra camp, .6km from Happy Canyon Road 204 Comment
  UCSB5188  Leptosiphon parviflorus Walker, Clifford 1954-4-5 Santa Barbara Middle Camp, Santa Ynez Yalley Comment
  UC468917  Lessingia pectinata var. tenuipes Harriet A. Walker 1907-9-8 932 San Joaquin in front Catholic church (Lathrop); Lathrop Comment
  SEINET4176732 Image available Lewisia leeana Sally Walker 1982-7-17 Siskiyou Alex hole Klamath National Forest 2134 Comment
  UC176132  Lewisia nevadensis Miss Harriet A. Walker 1908-6-26 1318 Placer Cisco Comment
  SEINET4175846 Image available Lewisia stebbinsii Sally Walker 1984-6-14 Mendocino East of Hull Mountain 1829 Comment
  SEINET4175850 Image available Lewisia triphylla Sally Walker 1983-8-23 Siskiyou Mt Shasta 2896 Comment
  UC145453  Leycesteria formosa Harriet A. Walker 1040 Alameda Botanic Garden, Berkeley. Comment
  MACF014189  Libocedrus decurrens Richard Walker 1967-9-30 101 Riverside South side of spillway ca. 20 yds. from Hiway. 1584 Comment
  CAS-BOT-BC130865  Lilium pardalinum Burt Walker 1930-7-30 7 Tuolumne Mather Comment
  CHSC2293  Lilium pardalinum subsp. pardalinum E. Walker 1932-6-26 Butte Magalia. 731 Comment
  CAS-BOT-BC509492  Lilium parvum Burt Walker 1930-7-20 29 Mariposa Near Yosemite Creek, Tioga Road 2438 Comment
  SEINET3154189  Lilium rubescens H. A. Walker 1906-1 275 Mendocino near Comptche Comment
  UC112782  Lilium rubescens Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 275 Mendocino near Comptche Comment
  SEINET8480927  Lilium rubescens H. A. Walker 1906-1 275 Mendocino Near Comptche. Comment
  JEPS2697 Image available Limnanthes rosea var. candida T. J. Walker 1925-3-10 Madera 10 mi ne Madera; ; Madera, Madera Co. 110 Comment
Read comments
Mar 2 2012
  RSA0004096  Limnanthes rosea var. candida I. T. Walker 1925-3-10 s.n. Madera Madera, 10 mi. NE. Comment
  NY42723  Limonium perezii J. B. Walker 1995-3-24 1282 San Diego Just N of Solana Beach, along Hwy 1 5 Comment
  SEINET5501440 Image available Linanthus androsaceus Tim Walker 1995-5-28 s.n. San Diego MP 28 S. Laguna Mts Comment
  UC128031  Linanthus androsaceus Miss Harriet A. Walker 1906-5 84 Alameda vicinity Berkeley Comment
  JEPS58250  Linanthus bicolor I. T. Walker May 1923 Fresno Big Creek Comment
  CHSC13847  Linanthus californicus J. R. Walker 1973-4-21 6 San Luis Obispo On state Hwy. 58 2 mi. from Hwy. 609 Comment
  SD222228 Image available Linanthus californicus Jay B. Walker 1995-3-8 1232 San Diego Cleveland Ntl For. Trabuco district Rd 7S04, 0.5km N of jct w/San Mateo trail. 199 Comment
  JEPS58326  Linanthus ciliatus I. T. Walker May 1923 Fresno Big Creek Comment
  NY43184  Linanthus dianthiflorus J. B. Walker 1995-6-5 1424 Los Angeles Santa Catalina Island, just below Airport Rd, along road to White's Landing 300 Comment
  SEINET5501439 Image available Linanthus dianthiflorus Tim Walker 1996-5-13 s.n. San Diego Faster Point, Cleveland N.F. 1707 Comment
  HSC43202  Linanthus dichotomus subsp. meridianus J. Walker 1977-4-24 33 Lake Little Indian Valley, floodplain of Stanton Creek 457 Comment
  SEINET5501504 Image available Linanthus floribundus Tim Walker 1994-4-21 s.n. San Diego 5.5 mi. north of I8 by kitchen creek road 1326 Comment
  UC133951  Linanthus harknessii Miss Harriet A. Walker 1908-7-27 1452 Placer Cisco, near the hotel Cisco 1810 Comment
  UC133952  Linanthus harknessii Miss Harriet A. Walker 1908-7-27 1510 Placer Cisco 1688 Comment
  RSA752174  Linanthus killipii K. Walker 2009-4-13 s.n. San Bernardino San Bernardino Mountains: Viscera Springs area. Comment
  JEPS58495  Linanthus montanus I. T. Walker May 1923 Fresno Big Creek Comment
  UCR265001  Linanthus orcuttii Krissy Walker 2009-4-13 s.n. San Bernardino San Bernardino Mountains, Viscera Springs area 1633 Comment
  UC123611  Linanthus parviflorus Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 377 Mendocino near Comptche Comment
  JEPS58552  Linanthus serrulatus I. T. Walker May 1923 Fresno Big Creek Comment
  UC129754  Linum bienne Miss Harriet A. Walker 1906-7 485 Alameda West Berkeley, vicinity of Berkeley West Berkeley Comment
  NY201873  Lithocarpus densiflorus J. B. Walker 1994-8-12 893 Santa Cruz UCSC campus, adjacent to "Natural Area" at N edge of campus 50 Comment
  SEINET3143408  Lithocarpus densiflorus H. A. Walker 1907-8-3 sn Santa Cruz Boulder Creek Comment
  UC112768  Lithocarpus densiflorus Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 302 Mendocino near Comptche Comment
  SD222254  Lithophragma affine Jay B. Walker 1995-4-6 1320 San Diego Cleveland Ntl Forest. N of Ramona, along USFS 12S05 at Lake Sutherland 500 Comment
  UCSC000337  Lithophragma affine Harriet A. Walker 2008-5-15 105 Alameda Vicinity of Berkeley Comment
  SEINET6032175  Lithophragma affine H. A. Walker 1906-1 105 Alameda Vicinity of Berkeley Comment
  POM141798  Lithophragma heterophyllum Harriet Ann Walker 1906-05 79 Alameda Vicinity of Berkeley. Comment
  UC127284  Lithophragma heterophyllum Miss Harriet A. Walker 1906-5 79 Alameda Berkeley, vicinity of Comment
  SEINET6032578  Lithophragma heterophyllum H. A. Walker 1906-1 79 Alameda Vicinity of Berkeley Comment
  SEINET5501541 Image available Lithophragma parviflorum Sally Walker 1982-8-5 s.n. Placer Ski area above Tahoe, Truckee Rd Comment
  UC123710  Logfia gallica H. A. Walker 1907-7-7 664 Alameda near Beulah Park; East Oakland Comment
  UCSB4597  Lomatium dasycarpum Walker, Clifford 1954-4-20 San Mateo Canada Rd. and Jefferson Rd. Comment
  CLARK-A1656-675  Lomatium utriculatum Milton Walker 1978-3-28 Riverside San Jacinto Mountains 1066 Comment
  UC129623  Lomatium utriculatum Miss Harriet A. Walker 1906-5 157 Alameda Berkeley, vicinity of Comment
  POM133141  Lomatium vaginatum Harriet Ann Walker 1906-05 157 Alameda Vicinity of Berkeley Comment
  UC112764  Lonicera hispidula var. vacillans Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 219 Mendocino near Comptche Comment
  UC123748  Lonicera hispidula var. vacillans H. A. Walker 1907-7-4 636 Marin Mill Valley Comment
  UC124619  Lonicera hispidula var. vacillans Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 266 Mendocino near Comptche Comment
  UC127957  Lonicera hispidula var. vacillans Miss Harriet A. Walker 1906-5 169 Alameda vicinity Berkeley Comment
  UC441283  Lonicera hispidula var. vacillans Harriet A. Walker 1908-6-13 1194 Marin Olema Comment
  NY42926  Lonicera interrupta J. B. Walker 1995-3-31 1306 Los Angeles 3km S of Castaic, at N border of correctional facility 400 Comment
  SEINET5501037 Image available Lonicera interrupta Sally Walker 1981-5-18 Napa 3.6 mi S of middletown, Napa Co. Comment
  POM128315  Lonicera involucrata Harriet Ann Walker 1908-6-13 1179 Marin Olema Comment
  CHSC200  Lonicera involucrata var. involucrata E. Walker 1932-4-19 Butte Concow reservoir. Comment
  CAS-BOT-BC241450  Lonicera involucrata var. involucrata Burt Walker 1930-8-4 45 Tuolumne Sierra Nevada Mountains, Yosemite National Park. Pate Valley Trail, 1 mile from Harden Lake 2286 Comment
  UC128204  Lonicera involucrata var. ledebourii Miss Harriet A. Walker 1906-5 91 Alameda vicinity Berkeley Comment
  NY42601  Lotus argophyllus subsp. argophyllus J. B. Walker 1995-3-14 1246 San Diego Cleveland National Forest, Descanso district, USFS Rd 16S03, 8km W of Japatul Fire Station 900 Comment
  SEINET3131496  Lotus heermannii var. heermannii H. A. Walker 1907-8-3 787 Santa Cruz Boulder Creek Comment
  CLARK-A1656-671  Lotus humistratus Milton Walker 1978-3-6 Riverside San Jacinto Mountains 1097 Comment
  UC112741  Lotus humistratus Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 361 Mendocino near Comptche Comment
  UC147591  Lotus incanus Miss Harriet A. Walker 1908-6-24 1278 Placer Blue Canyon 1432 Comment
  UC112792  Lotus micranthus Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 256 Mendocino near Comptche Comment
  UC147593  Lotus oblongifolius var. oblongifolius Harriet A. Walker 1908-6-24 1289 Placer Blue Canyon 1432 Comment
  UC123685  Lotus purshianus var. purshianus Harriet A. Walker 1907-7-7 686 Alameda near Diamond Canyon; Fruitvale Comment
  UC147571  Lotus purshianus var. purshianus Miss Harriet A. Walker 1908-6-24 1243 Placer Blue Canyon 1432 Comment
  SEINET5557842  Lotus scoparius S. Walker 1995-1 s.n. San Diego Cleveland National Forest, below Cibbets Flat Campground, on Kitchen Creek Road. 1219 Comment
  UC123714  Lotus scoparius Harriet A. Walker 1907-7-4 635 Marin Cascade Drive Mill Valley Comment
  UC128029  Lotus scoparius Harriet A. Walker 1906-6-10 193 San Francisco San Francisco Comment
  UC123723  Lotus scoparius Harriet A. Walker 1907-6-30 608 Alameda North Berkeley Hills Comment
  SEINET3557302  Lotus tomentellus W. Walker 1973-4-21 133 San Diego Anza Borrego desert 15 mi N of Agua Caliente on Hwy 52 1219 Comment
  UC123709  Lotus wrangelianus H. A. Walker 1907-7-7 663 Alameda East Oakland Comment
  SEINET3131531  Lotus wrangelianus H. A. Walker 1906-2-1 56 Alameda Vicinity of Berkeley Comment
  POM11107  Lupinus albicaulis var. shastensis Harriet Ann Walker 1906-6-23 346 Mendocino near Comptche Comment
  UC123679  Lupinus albifrons H. A. Walker 1907-7-7 662 Alameda East Oakland Comment
  UCSB49176  Lupinus albifrons Walker, Wendy 1982-4-3 Santa Barbara Above main beach on Fraser Point, Santa Cruz Island 106 Comment
  SEINET5327628  Lupinus albifrons M. Walker 1963-4-28 s.n. Los Angeles La Ballona Creek. 3 Comment
  NY42968  Lupinus albifrons var. douglasii J. B. Walker 1995-3-29 1293 Los Angeles Angeles National Forest, East Fork Rd, 3km E of junction with Gabriel Canyon Rd 600 Comment
  CAS-BOT-BC196458  Lupinus arboreus Jay B. Walker 1995-4-15 1349 Monterey Los Padres Nat'l Forest. Hwy 1, 2 km S of Mill Creek 100 Comment
  NY42961  Lupinus arboreus J. B. Walker 1995-4-15 1349 Monterey Los Padres National Forest, Hwy 1, 2km S of Mill Creek 100 Comment
  UC128286  Lupinus arboreus Miss Harriet A. Walker 1906-6-7 136 San Francisco San Francisco Comment
  UC201932  Lupinus arboreus Miss Harriet A. Walker 1913-6-21 3023 Marin Marshalls; road to Catholic Church Comment
  UC201935  Lupinus arboreus Miss Harriet A. Walker 1913-6-15 3010 Marin Tennessee Cove Comment
  UC201981  Lupinus arboreus Miss Harriet A. Walker 1911-7-2 2511 Contra Costa near Santa Fe Track Antioch (Antioch); , near Santa Fe Track Comment
  POM10855  Lupinus arboreus var. arboreus Harriet Ann Walker 1906-05 136 Alameda Vicinity of Berkeley Comment
  UC628234  Lupinus bicolor Miss Harriet A. Walker 1913-5-11 2971 a Marin Olema Comment
  SEINET8124784 Image available Lupinus bicolor H. A. Walker 1919-1 306 Unknown Comment
  UCSB49177  Lupinus bicolor Walker, Wendy 1982-5-28 Ventura 20 m. E of Chorro Grande Trail base; 25.5 mi. W on Hwy. 33, from junction with Hwy. 150 1219 Comment
  POM118238  Lupinus bicolor subsp. tridentatus Harriet Ann Walker 1919-5-17 306 San Benito San Benito Comment
  UCSB49174  Lupinus brevicaulis Walker, Wendy 1982-5-22 Inyo On Calif. 168; 4 miles from its junction with U.S. 395; White Mountains 1249 Comment
  SD154081  Lupinus citrinus var. citrinus Jessie Walker 2003-5-18 Fresno Sierra National Forest (USFS), NAD 83, utility corridor for SCE & access road that passes through the population; UTM 11S 0289377 1410710 1110 Comment
  NY43030  Lupinus concinnus J. B. Walker 1995-4-20 1372 San Bernardino S of Lytle Creek, USFS Rd 2N57, 5km from junction with Lytle Creek Rd 1000 Comment
  UCSB49180  Lupinus concinnus Walker, Wendy 1982-5-8 Santa Barbara 100 meters below top of Devil's Point on Santa Cruz Island 274 Comment
  POM23955  Lupinus densiflorus var. aureus Harriet Ann Walker 1911-7-8 2526 Contra Costa Near Point Isabel, east shore of San Francisco Bay. Comment
  SEINET10485248  Lupinus densiflorus var. menziesii Walker 1911-7-8 Walker 2526 Contra Costa Near point isabel, e shore of san francisco bay. Growing in sand banks along Railway. Fls bright yellow. Comment
  SEINET12900993 Image available Lupinus densiflorus var. menziesii H. A. Walker 1911-1 2526 Unknown Comment
  POM10858  Lupinus densiflorus var. palustris Harriet Ann Walker 1906-05 173 Alameda Vicinity of Berkeley Comment
  SEINET10485255  Lupinus densiflorus var. palustris Walker 1906-1 Walker 173 Unknown Vicinity of berkeley. Comment
  NY42699  Lupinus excubitus var. austromontanus J. B. Walker 1995-3-22 1275 San Diego 3km S of I-8, at Oasis 1000 Comment
  SD222202  Lupinus excubitus var. austromontanus Jay B. Walker, Noah C. Goldstein 1995-3-22 1275 San Diego 3km S of I-8 at Oasis 1000 Comment
  UC128166  Lupinus formosus Miss Harriet A. Walker 1906-5 167 Alameda vicinity Berkeley; vicinity of Berkeley Comment
  SEINET8042136  Lupinus formosus H. A. Walker 1906-1 167 Alameda Vicinity of Berkeley Comment
  POM10856  Lupinus formosus var. formosus Harriet Ann Walker 1906-05 167 Alameda Vicinity of Berkeley Comment
  POM10857  Lupinus formosus var. formosus Harriet Ann Walker 1906-05 167 Alameda Vicinity of Berkeley Comment
  POM11081  Lupinus formosus var. formosus Harriet Ann Walker 1906-05 167 Alameda Vicinity of Berkeley Comment
  UC147590  Lupinus grayi Harriet A. Walker 1908-6-24 1281 Placer Blue Canyon 1432 Comment
  NY42963  Lupinus hirsutissimus J. B. Walker 1995-4-6 1325 San Diego Cleveland National Forest, Black Canyon Rd, 5km N of Ramona 450 Comment
  UC147641  Lupinus latifolius var. columbianus Harriet A. Walker 1908-6-24 1269 Placer Blue Canyon 1432 Comment
  UC127525  Lupinus lepidus var. confertus Miss Harriet A. Walker 1908-7-28 1483 Placer Bank of Yuba River Cisco (Cisco); Bank of Yuba River Comment
  UC163954  Lupinus microcarpus var. densiflorus Miss H. A. Walker 1911-7-8 2526 Contra Costa near Point Isabel (e shore of San Francisco Bay); , near Point Isabel Comment
  SEINET8056959  Lupinus microcarpus var. densiflorus H. A. Walker 1911-7-8 2526 Contra Costa Near Point Isabel, east shore of San Francisco Bay Comment
  UC128180  Lupinus microcarpus var. microcarpus Miss Harriet A. Walker 1906-5 173 Alameda vicinity Berkeley; vicinity of Berkeley Comment
  NY43070  Lupinus nanus J. B. Walker 1995-4-17 1363 Monterey Los Padres National Forest, Milipitas Rd, 4km S of Memorial Park Campground 500 Comment
  UC201936  Lupinus nanus Miss Harriet A. Walker 1918-6-15 3011 Marin Tennessee Cove Comment
  UC201938  Lupinus nanus Miss Harriet A. Walker 1913-5-11 2971 Marin Pt. Reyes Station Comment
  UC201939  Lupinus nanus Miss Harriet A. Walker 1913-5-11 2971 1/2 Marin Olema Comment
  UCSB44760  Lupinus nanus Walker, R. 1980-4-25 Monterey 0.5 km. south of Plaskett Campground, Los Padres National Forest, 1 km. from the coast 300 Comment
  POM11034  Lupinus nanus subsp. nanus Harriet Ann Walker 662 Alameda East Oakland Comment
  UCSB49159  Lupinus odoratus Walker, Wendy 1982-5-21 Kern About 3.5 miles S of Walker Pass Trailhead on California 178 1524 Comment
  SEINET5500928 Image available Lupinus ruber Sally Walker 1983-6-13 Sonoma N. Bodega Highway on Joy Rd. Comment
  CHSC936  Lupinus stiversii E. Walker 1932-4-28 Butte Pulga on Feather River. 365 Comment
  UCSB49161  Lupinus stiversii Walker, Wendy 1982-5-20 Tulare Hwy 155, 37 mi W pf Springville, 20 mi W of Camp Nelson 1676 Comment
Read comments
Jun 22 2012
  UCD54564  Lupinus succulentus K. Walker; PLB 102 2006-5-13 6 Napa Quail Ridge Reserve, West Ashley Rd. One-half mile northwest of Laurel Creek. 208 Comment
  UC201954  Lupinus succulentus Miss Harriet A. Walker 1918-6-7 5006 Alameda rear of Cal. Nursery Co. Niles (Niles) Comment
  UCSB49139  Lupinus succulentus Walker, Wendy 1982-2-26 Santa Barbara 1.5 miles north of Calle Real junction on Farren Canyon Road in Las Varas Canyon, on east side of road Comment
  UCSB3414  Lupinus truncatus Walker, Clifford 1954-4-18 Santa Barbara 10 mi. N of Santa Maria Comment
  UCSB49175  Lupinus truncatus Walker, Wendy 1982-4-17 Santa Barbara On Cold Springs Road, 10 meters from road; 1.4 miles north from its junction with CA 192 91 Comment
  NY42977  Lupinus variicolor J. B. Walker 1995-4-15 1350 Monterey Los Padres National Forest, along coast at Plaskett Creek 25 Comment
  POM118220  Lupinus variicolor Harriet Ann Walker 1913-6-1 2982 San Mateo Tobin Comment
  SEINET12899420 Image available Lupinus variicolor H. A. Walker 1913-1 208 Unknown Comment
  UCSB49158  Lupinus variicolor Walker, Wendy 1982-4-25 Monterey 100 m. from Nacimiento-Fergusson Rd.; 6 mi. into Nacimiento River Canyon 548 Comment
  NY42728  Lycium californicum J. B. Walker 1995-3-9 1240 San Diego S of Carlsbad, along RR tracks, at junction of Palomar Airport Rd and Avenida Encinitas 15 Comment
  SD222263  Lycium californicum Jay B. Walker 1995-3-9 1240 San Diego S of Carlsbad. Along RR tracks at jct Palomar Airport Rd and Avenida Encinitas. 14 Comment
  UCR139134  Lycopodium clavatum D. K. Walker 1998-7-16 s.n. Humboldt Redwood National Park, Larry Damin Rd., 0.5 mi from Lost Man Creek 650 Comment
  SEINET5501838 Image available Lyrocarpa coulteri Sally Walker 1998-3-21 s.n. Unknown Moonlight Trail, Agua Caliente Regional Park Comment
Read comments
Jan 7 2016
  UC112743  Lythrum hyssopifolia Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 352 Mendocino near Comptche Comment
  UC128088  Lythrum hyssopifolia Miss Harriet A. Walker 1906-7 430 Alameda vicinity of Berkeley Comment
  POM53619  Madia elegans Harriet Ann Walker 1907-8-3 753 Santa Cruz Boulder Creek Comment
  UC485275  Madia elegans Harriet A. Walker 1907-8-3 753 Santa Cruz Boulder Creek Comment
  POM53616  Madia elegans subsp. elegans Harriet Ann Walker 1906-6-23 379 Mendocino Near Comptche. Comment
  SEINET3148095  Madia exigua H. A. Walker 1906-6-23 294 Mendocino Near Comptche Comment
  UC123596  Madia exigua Miss Harriet A. Walker Jun 20 1906-Jun 29 1906 327 Mendocino near Comptche Comment
  UC147651  Madia exigua Harriet A. Walker 1908-6-24 1282 Placer Blue Canyon 1432 Comment
  UC485276  Madia gracilis Harriet A. Walker 1908-6-13 1357 Marin Olema Comment
  POM53613  Madia madioides Harriet Ann Walker 1906-6-23 379 Mendocino Near Comptche. Comment
  POM52138  Madia minima Harriet Ann Walker 1910-06 2036 Placer Deer Park, in the Lake Tahoe district Comment
  SEINET3148107  Madia sativa H. A. Walker 134 Alameda Vicinity of Berkeley Comment
  UC123690  Madia sativa H. A. Walker 1907-7-7 670 Alameda East Oakland Comment
  UC128179  Madia sativa Miss Harriet A. Walker 1906-5 134 Alameda vicinity Berkeley Comment
  UC485308  Madia sativa Harriet A. Walker 1907-8-3 736 Santa Cruz Boulder Creek Comment
  NY43012  Mahonia nervosa J. B. Walker 1995-4-25 1380 Glenn Mendocino National Forest, Sandedrin Rd, 4km S of junction with Alder Springs Rd 1000 Comment
  NY42906  Malacothamnus fasciculatus J. B. Walker 1995-4-5 1317 San Diego Cass St, canyon at N terminus of Cass St 15 Comment
  SD222214  Malacothamnus fasciculatus Jay B. Walker 1995-4-5 1317 San Diego Pacific Beach. Cass St. canyon at northern terminus of Cass St. 14 Comment
  POM2939  Malacothamnus fasciculatus subsp. fasciculatus Mary P. Walker 1898-5-7 20 Los Angeles Claremont. Comment
  UC123640  Malacothrix floccifera Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 394 Mendocino near Comptche Comment
  NY42158  Malosma laurina J. B. Walker 1994-8-9 882 San Diego E dead end of Van Nuys St 5 Comment
  SD222143  Malosma laurina Jay B. Walker, Noah Goldstein 1994-8-9 882 San Diego Pacific Beach. Eastern dead end of Van Nuys street 4 Comment
  CAS-BOT-BC540127  Malus domestica Jay B. Walker 1995-4-26 1386 Humboldt Six Rivers National Forest. Hwy 36. 2km W of town of Cobbs. 800 Comment
  NY42905  Malva parviflora J. B. Walker 1995-4-5 1316 San Diego Fiesta Island, Mission Bay Park 4 Comment
  SD222215  Malva parviflora Jay B. Walker 1995-4-5 1316 San Diego San Diego. Fiesta Island on Mission Bay Comment
  UC77079  Manettia bicolor Miss H. A. Walker 1905-1-6 Alameda Botanic Garden, Berkeley. Comment
  JEPS42498  Marah horrida J. T. Walker 1922-5-1 39 Fresno Big Creek Comment
  UC129177  Marah oregana Miss Harriet A. Walker 1909-5-8 1681 San Mateo Milbrae Comment
  NY42930  Marrubium vulgare J. B. Walker 1995-3-31 1309 Los Angeles 3km S of Castaic, at N border of correctional facility 400 Comment
  UC147602  Marrubium vulgare Harriet A. Walker 1908-6-27 1331 Placer Blue Canyon 1432 Comment
  UC112767  Matricaria discoidea Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 217 Mendocino near Comptche Comment
  UC128089  Matricaria discoidea Miss Harriet A. Walker 1906-2 67 Alameda Berkeley, vicinity of Comment
  UCSC000814  Matricaria matricarioides H. A. Walker 2007-7-7 655 Alameda East Oakland Comment
  NY42748  Matthiola incana J. B. Walker 1995-3-24 1283 San Diego Just N of Solana Beach, along Hwy 1 5 Comment
  SEINET5501839 Image available Matthiola incana Sally Walker 1998-3-24 s.n. San Diego South Carlsbad Comment
  UC279767  Maurandya barclaiana Harriet A. Walker 1919-1 5125 Marin Mr Menzies' Garden, San Rafael Comment
  UC123757  Medicago arabica H. A. Walker May, 1907 566 Alameda U. C. Campus Comment
  SEINET893214  Melaleuca hypericifolia Harriet A. Walker 1908-1 1342 Unknown Western Nursery, San Francisco Comment
  UCD88099  Melica imperfecta C. F. Walker 1959-5-1 s.n. San Diego Hauser Mtn. area. About 4 miles northwest of Campo. 1219 Comment
  UC202868  Melilotus indicus Miss Harriet A. Walker 1918-7-4 5008 Alameda Berkeley Highlands Comment
  UC202875  Melilotus indicus Miss Harriet A. Walker 1918-7-2 5007 Alameda U. C. Campus Berkeley Comment
  POM126697  Melissa officinalis Harriet Ann Walker 830 Santa Cruz Boulder Creek on steps of store. Comment
  UC127871  Mentha X gracilis Miss Harriet A. Walker 1906-7 502 Alameda vicinity Berkeley; vicinity of Berkeley Comment
  CHSC756  Mentha canadensis E. Walker 1932-7-26 Butte Magalia Heights. 731 Comment
  UC416714  Mentha pulegium Harriet A. Walker 1907-9-8 902 San Joaquin Lathrop near drawbridge; Lathrop near drawbridge Comment
  CHSC759  Mentha spicata E. Walker 1932-7-20 Butte Durham. 57 Comment
  UC416719  Mentha spicata Harriet A. Walker 1907-8-4 795 Santa Cruz Boulder Creek Comment
  UCSB4200  Mentzelia albicaulis Walker, Clifford 1954-4-11 San Bernardino Road 12 mile North of Joshua Tree Comment
Read comments
Nov 23 2014
  SEINET6794086 Image available Micranthes tolmiei Sally Walker 1987-1 Unknown Mt. Shasta, on trail from Bunny Flat 3048 Comment
  UC128087  Mimulus arvensis Miss Harriet A. Walker 1906-3 181 San Francisco San Francisco Comment
  NY42684  Mimulus aurantiacus J. B. Walker 1995-3-20 1265 San Diego At junction of Hwy 52 and Ardath Rd 25 Comment
  UC123621  Mimulus aurantiacus var. aurantiacus Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 281 Mendocino near Comptche Comment
  UC123698  Mimulus aurantiacus var. aurantiacus H. A. Walker 1907-7-4 617 Marin Cascade Drive Mill Valley Comment
  UC127691  Mimulus aurantiacus var. aurantiacus Miss Harriet A. Walker 1906-5 94 Alameda vicinity Berkeley Comment
  UC445125  Mimulus aurantiacus var. aurantiacus Harriet A. Walker 1907-8-3 811 Santa Cruz Boulder Creek Comment
  RSA661849  Mimulus aurantiacus var. aurantiacus Joe R. Walker 1982-4-28 s.n. San Luis Obispo N-facing stabilized slope of deflation area just N of Maidenform Flats Comment
  RSA661850  Mimulus aurantiacus var. aurantiacus Joe R. Walker 1982-5-5 s.n. San Luis Obispo Along N-facing slopes midway SW in vegetated deflation area immed. N of Maidenform Flats. Comment
  JEPS53949  Mimulus bolanderi Howard Walker 1966-5-13 66012 Fresno 1/4 mi e Auberry Mission Road (Jose Basin Road) 609 Comment
  JEPS9031  Mimulus bolanderi T. Walker May 1923 Fresno Big Creek Comment
  SEINET5561519  Mimulus brevipes Tim Walker 1994-1 s.n. San Diego Milepost 12 north of Boulder Creek and Oak Grove Rd junction, near Descanso. 914 Comment
  SEINET5561521  Mimulus brevipes S. Walker 1995-1 s.n. San Diego Cleveland National Forest, below Cibbets Flat Campground, Kitchen Creek Road. 1219 Comment
  JEPS36432  Mimulus douglasii Howard R. Walker 1965-3-4 29 Madera 3/4 mi nw San Joaquin River (on Friant Road, near an oil-sand mixing site and some small ponds) 182 Comment
  POM5026  Mimulus floribundus Harriet Ann Walker 1907-8-3 808 Santa Cruz Boulder Creek. Comment
  UC147055  Mimulus floribundus Harriet A. Walker 1907-8-3 773 Santa Cruz Boulder Creek Comment
  UC128092  Mimulus grandis Miss Harriet A. Walker 1906-5 87 Alameda vicinity Berkeley Comment
  UC446442  Mimulus grandis Harriet A. Walker 1908-6-13 1189 Marin Olema Comment
  POM5018  Mimulus guttatus Harriet Ann Walker 1906-05 440 Alameda Vicinity of Berkeley. Comment
  POM5020  Mimulus guttatus Harriet Ann Walker 1906-05 87 Alameda Vicinity of Berkeley. Comment
  POM5050  Mimulus guttatus Harriet Ann Walker 1906-6-23 383 Mendocino Near Comptche. Comment
  POM5051  Mimulus guttatus Harriet Ann Walker 1906-6-23 347 Mendocino Near Comptche. Comment
  UC123619  Mimulus guttatus Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 383 Mendocino near Comptche Comment
  UC147643  Mimulus guttatus Harriet A. Walker 1908-6-23 1209 Placer Blue Canyon 1432 Comment
  UC446441  Mimulus guttatus Harriet A. Walker 1907-8-4 802 Santa Cruz Boulder Creek Comment
  UC147054  Mimulus inodorus Harriet A. Walker 1907-8-3 737 Santa Cruz Boulder Creek Comment
  JEPS53963  Mimulus layneae Howard Walker 1966-5-13 66013 Fresno 1/4 mi e Auberry Mission Road (Jose Basin Road) 609 Comment
  UC112736  Mimulus microphyllus Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 347 Mendocino near Comptche Comment
  UC147637  Mimulus moniliformis Harriet A. Walker 1908-6-23 1231 Placer Blue Canyon 1432 Comment
  POM5027  Mimulus moschatus var. sessilifolius Harriet Ann Walker 1907-8-3 713 Santa Cruz Boulder Creek. Comment
  UC164596  Mimulus nasutus Miss Harriet A. Walker 1911-6-17 2444 Mariposa trail to Vernal Falls; Yosemite Comment
  SEINET12343283  Mimulus primuloides H. A. Walker 1910-6-19 2151 Placer Donner Lake Comment
  UC147630  Mimulus torreyi Harriet A. Walker 1908-6-24 1257 Placer Blue Canyon 1432 Comment
  CSUSB573  Mirabilis californica var. californica Steve Walker 1966-3-8 San Bernardino Mojave Desert Mojave Desert; Six miles north of Barstow on the Fort Irwin Road. 701 Comment
  SD222218  Mirabilis laevis var. crassifolia Jay B. Walker 1995-3-8 1233 San Diego Cleveland Ntl For. Trabuco district Rd 7S04, 0.5km N of jct w/ San Mateo Trail. 199 Comment
  UC465714  Mirabilis laevis var. crassifolia Harriet A. Walker 1918-5-1 4093 Santa Barbara Hills around Santa Barbara Comment
  SD216505  Mirabilis multiflora Jay B. Walker 1995-5-4 1413 Riverside San Bernardino National Forest. Highway 74, 3 kilometers east of junction with Santa Rosa Mountain Road. 1399 Comment
  SEINET6173142 Image available Mohavea breviflora Sally Walker 1980-5-17 Unknown Titus Canyon Death Valley Comment
  UC465730  Mollugo verticillata Harriet A. Walker 1907-9-8 922 San Joaquin Lathrop Comment
  SEINET844298  Monardella nana Tim Walker 1994-1 Unknown San Diego County. Pacific Crest Trail, Cleveland National Forest, Mt. Laguna near Monument Peak 1828 Comment
  POM62725  Monardella odoratissima subsp. pallida Harriet Ann Walker 1908-7-25 1389 Placer Cisco Comment
  UC128213  Monardella odoratissima subsp. pallida Miss Harriet A. Walker 1908-7-25 1389 Placer Cisco 1810 Comment
  SEINET5333350  Monardella odoratissima subsp. pallida H. A. Walker 1908-7-25 1389 Placer Cisco 1811 Comment
  CAS-BOT-BC220421  Monardella purpurea Miss. H. A. Walker 1909-6-3 1727 Marin Tiburon, on a rocky slope facing San Francisco Bay Comment
  POM61425  Monardella purpurea Harriet Ann Walker 1909-6-3 1727 Marin Tiburon, on a rocky slope facing San Francisco Bay. Comment
  SEINET5333413  Monardella purpurea H. A. Walker 1909-6-3 1727 Marin Tiburon. On a rocky slope facing San Francisco Bay. Comment
  CAS-BOT-BC220506  Monardella villosa H. A. Walker 1907-6-30 605 Alameda Vicinity of Berkeley. North Berkeley Hills Comment
  UC123626  Monardella villosa subsp. globosa H. A. Walker 1907-6-30 605 Alameda vicinity Berkeley; North Berkeley Hills Comment
  UC128021  Monardella villosa subsp. villosa Miss Harriet A. Walker 1906-7 404 Alameda Vicinity Berkeley Comment
  UC128138  Monolepis nuttalliana Miss Harriet A. Walker 1903-7-28 1474 Placer Cisco 1810 Comment
  CLARK-A1656-648  Monoptilon bellioides Milton Walker 1978-3-21 Riverside Mecca 269 Comment
  UC147588  Montia chamissoi Miss Harriet A. Walker 1908-6-23 1359 Placer Blue Canyon 1432 Comment
  UC164709  Montia linearis Miss Harriet A. Walker 1911-6-17 2432 Mariposa Yosemite Valley, n side of road to Happy Isles Yosemite Valley Comment
  SEINET4175853 Image available Montia saxosa Sally Walker 1981-6-15 Mendocino 1 mi south of Hull mtn 1829 Comment
  UC423130  Muilla maritima Harriet A. Walker 1908-4-30 1081 San Francisco Sutro Woods San Francisco Comment
  UCSC000620  Myosotis latifolia H. A. Walker 2007-7-4 621 Marin Mill Valley, Cascade Drive Comment
  SD9574  Myriopteris clevelandii Thomas J. Walker Mar 1928 San Diego Mountains near Harbison's Canyon Comment
  UCSB5298  Nama demissa Walker 1954-4-10 Riverside Mouth of White Water Canyon Comment
  CSUSB115  Nama demissum var. demissum Steve Walker 1966-3-8 San Bernardino Mojave Desert Mojave Desert; Six miles north of Barstow on the Fort Irwin Road. 701 Comment
  SEINET3156176  Nama lobbii H. A. Walker 1908-7-26 1498 Placer Cisco Comment
  UC128216  Nama lobbii Miss Harriet A. Walker 1908-7-26 1490 Placer Cisco 1828 Comment
  UCSB44067  Nassella lepida Walker, R. 1980-6-7 Santa Barbara 2.0 km. north of Upper Oso Campground, Los Padres National Forest 670 Comment
  UCSB44775  Nassella pulchra Walker, R. 1980-5-4 Santa Barbara .7 km. west of Happy Canyon Road, near La Guerra Camp, Los Padres National Forest 670 Comment
  UC123602  Navarretia pubescens Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 362 Mendocino near Comptche Comment
  POM65043  Navarretia squarrosa Harriet Ann Walker 1906-07 419 Alameda Vicinity of Berkeley. Comment
  SEINET14160499  Navarretia squarrosa H. A. Walker 1906-1 419 Amador Vicinity of Berkeley.; 37.871593 -122.272747 Comment
  UC123684  Navarretia squarrosa H. A. Walker 1907-7-7 685 Alameda Diamond Canyon Oakland, Fruitvale Comment
  UC128307  Navarretia squarrosa Miss Harriet A. Walker 1906-7 419 Alameda vicinity Berkeley Comment
  UCR103  Nemophila maculata Margaret E. Walker 1971-5-20 162 San Bernardino San Bernardino Mtns, Hwy 30 turn off just past the bridge across east fork of City Creek 793 Comment
  UCSB5323  Nemophila menziesii Walker, Clifford 1954-4-5 Santa Barbara Middle Camp; Upper Santa Barbara Ynez Valley Comment
  UC123635  Nemophila parviflora Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 358 Mendocino Comptche Comment
  UC77080  Nicotiana X sanderae Miss H. A. Walker 1906-1-5 Alameda Bot. Gar. Berkeley Comment
  UCD54563  Nuttallanthus texanus K. Walker; PLB 102 2006-5-13 5 Napa Quail Ridge Reserve, West Ashley Rd. One-half mile northwest of Laurel Creek. 208 Comment
  UC112727  Oemleria cerasiformis Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 354 Mendocino near Comptche Comment
  UC466710  Oemleria cerasiformis Harriet A. Walker 1908-6-13 1197 Marin Olema Comment
  NY42209  Oenothera elata subsp. hookeri J. B. Walker 1994-8-14 907 San Mateo Hwy 1, 4km S of Pescadero State Beach 10 Comment
  UC159855  Oenothera elata subsp. hookeri Miss Harriet A. Walker 1906-7-29 424 Alameda U.C. Campus Comment
  UCSC001750  Oenothera elata subsp. hookeri H. A. Walker 2007-8-3 790 Monterey in a gully along State Highway 1. - Landels-Hill Big Creek Reserve, Santa Lucia Mountains Comment
  OBI25816  Oenothera speciosa Susan Walker 1972-5-27 23 Kings Hanford Comment
  SEINET7259262 Image available Oligomeris linifolia W. Walker 1973-1 128 San Diego Mountain Palm Springs; Anza Borrego Desert; 5 miles off Hwy 52, 25 miles NW of Occotilla 457 Comment
  NY43166  Orobanche bulbosa J. B. Walker 1995-6-5 1423 Los Angeles Santa Catalina Island, just below Airport Rd, along road to White's Landing 300 Comment
  SEINET6171222 Image available Orobanche bulbosa Sally Walker 1984-7-22 Sonoma Schoolhouse beach Comment
  NY42985  Orthocarpus bracteosus J. B. Walker 1995-4-13 1337 Santa Barbara SW of New Cuyama, along Aliso Canyon Rd, 3km from junction with Hwy 166 700 Comment
Read comments
Jul 21 2018
  SD216528  Orthocarpus bracteosus Jay B. Walker 1995-4-13 1337 Santa Barbara Southwest of New Cuyama, along Aliso Canyon Road, 3 kilometers from junction with Highway 166 700 Comment
Read comments
Jul 21 2018
  SEINET6173192 Image available Orthocarpus copelandii Sally Walker 1982-7-17 Unknown Near Dry Lake, Ktqmalth national forest Comment
  POM15653  Orthocarpus densiflorus Harriet Ann Walker 1906-05 175 Alameda Vicinity of Berkeley. Comment
  UC112731  Osmorhiza berteroi Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 369 Mendocino near Comptche Comment
  UC123704  Osmorhiza berteroi H. A. Walker 1907-7-4 633 Marin Cascade Drive Mill Valley Comment
  UC129622  Osmorhiza berteroi Miss Harriet A. Walker 1906-2 54 Alameda Vicinity of Berkeley Comment
  UC145579  Osmorhiza berteroi Harriet A. Walker 1908-6-23 1214 Placer Blue Canyon 1432 Comment
  UC412647  Osmorhiza berteroi Harriet A. Walker 1907-8-3 825 Santa Cruz Boulder Creek Comment
  UC123682  Oxalis albicans subsp. pilosa H. A. Walker 1907-7-7 683 Alameda Diamond Canyon Fruitvale Comment
  UCSB9892  Oxalis articulata subsp. rubra Walker, Clifford 1954-4-20 San Mateo 50 yds from ocean, 1 mi. S. of Half Moon Bay Comment
  POM127722  Oxalis corniculata Harriet Ann Walker 1907-8-6 843 Alameda Dana St., Berkeley Comment
  HSC44294  Oxalis oregana J. Walker 1977-4-23 7 Humboldt 2.5 mi. S of Shelter Cove Rd., S Fork of Bear Creek at Wailaki Campground 561 Comment
  UC112746  Oxalis oregana Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 269 Mendocino near Comptche Comment
  UC123701  Oxalis oregana H. A. Walker 1907-7-4 624 Marin Cascade Dr. Mill Valley Comment
  SEINET5498417 Image available Oxalis rubra Sally Walker 1983-1 Mendocino 0.5 mi. West of Anchor Bay dump Comment
  CAS-BOT-BC318215  Packera breweri J. Walker 1995-4-18 1371 Monterey 6 km S or Lockwood along G18 (Jolon Rd) Comment
  SEINET5501952 Image available Palafoxia linearis Sally Walker 1978-3-20 s.n. Imperial Imperial Co., California Comment
  SEINET5502085 Image available Palafoxia linearis Sally Walker 1970-3-13 s.n. Imperial W of Glamis Comment
  SEINET6794036 Image available Parentucellia viscosa Sally Walker 1983-1 Sonoma Joy Rd. - near Bodega Hwy Comment
  UC397327  Parkinsonia aculeata Harriet A. Walker 1916-6-4 San Bernardino San Bernardino Comment
  JEPS37107  Parvisedum pumilum I. T. Walker 1921-3-28 Fresno 30 mi ne of Fresno (lava cap bordering San Joaquin River, near Auberry); bordering San Joaquin River 853 Comment
  CAS-BOT-BC259740  Paspalum distichum Harriet A. Walker 1907-9-8 908 San Joaquin Sathrop Comment
  JEPS14156  Pastinaca sativa Harriet A. Walker 1907-8-3 834 Santa Cruz Boulder Creek Comment
  SEINET13754222  Pedicularis attollens H. A. Walker Unknown 1470 Placer [Sierra Nevada] near Cisco Lake. Cisco Comment
  UC128142  Pedicularis attollens Miss Harriet A. Walker 1470 Placer near Cisco Lake; Cisco Comment
  HSC44295  Pedicularis densiflora J. Walker 1977-4-22 10 Mendocino 0.25 mi. N of Four Corners along Jackass Ridge 427 Comment
  NY42726  Pedicularis densiflora J. B. Walker 1995-3-8 1229 San Diego Cleveland National Forest, Trabuco district, USFS Rd 8S02, 2km S of Tenaja Campground 300 Comment
  SD222260  Pedicularis densiflora Jay B. Walker 1995-3-8 1229 San Diego Cleveland Ntl Forest, Trabuco district. USFS Rd 8S02, 2km S of Tenaja Campground. 299 Comment
  UC123620  Pedicularis densiflora Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 270 Mendocino near Comptche Comment
  SEINET13751978  Pedicularis racemosa H. A. Walker 1908-7-29 1502 Placer Cisco 1829 Comment
  UC128137  Pedicularis racemosa Miss Harriet A. Walker 1908-7-29 1502 Placer on trail to Mud Lake; Cisco 1828 Comment
  NY42936  Pellaea andromedifolia J. B. Walker 1995-4-6 1321 San Diego Cleveland National Forest, N of Ramona, along USFS Rd 12S05, at junction with USFS Rd 11S01 450 Comment
  SD9689  Pellaea andromedifolia var. andromedifolia Thomas J. Walker Apr 1928 19 20 San Diego Harbison Canyon Comment
  SEINET5501038 Image available Penstemon Sally Walker 1993-7-12 San Diego Jct of Kitchen Creek Rd and NF. 1798 Comment
  UC2054817  Penstemon antirrhinoides Harriet A. Walker 1917-7-9 4004 Alameda U. C. Bot. Garden Comment
  SEINET6173459 Image available Penstemon azureus Sally Walker 1982-7-17 Unknown Alex Hole, Klamath national forest 2134 Comment
  UC128134  Penstemon azureus var. azureus Miss Harriet A. Walker 1908-7-26 1436 Placer Cisco 1828 Comment
  NY571166  Penstemon azureus var. azureus H. A. Walker 1911-6-11 2372 Unknown Yosemite Valley, Road to Happy Isles Comment
  CHSC1851  Penstemon centranthifolius E. Walker 1932-4-18 Colusa Stonyford. 365 Comment
  NY42750  Penstemon centranthifolius J. B. Walker 1995-3-22 1272 San Diego 3km S of I-8, at Oasis 1000 Comment
  SD222261  Penstemon centranthifolius Jay B. Walker, Noah C. Goldstein 1995-3-22 1272 San Diego 3km S of I-8 at Oasis. 1000 Comment
  SEINET5501272 Image available Penstemon centranthifolius Tim Walker 1993-5-18 San Diego 0.4 mi N of I8 on Crestwood Rd 1250 Comment
  UCSB45988  Penstemon centranthifolius Walker, R. 1980-5-31 Ventura 16km north of Wheeler Springs along Sespe Creek; Highway 33; Los Padres National Forest 1450 Comment
  SEINET5501181 Image available Penstemon clevelandii Tim Walker 1993-5-18 San Diego At pullout 0.2 mi below Mt. Laguna Vista Pt, Coast Range. 1829 Comment
  SEINET6165464 Image available Penstemon davidsonii Sally Walker 1987-1 s.n. Unknown Mt. Shasta, Cal. From Bunny flat trail 2438 Comment
  SEINET6165476 Image available Penstemon davidsonii Sally Walker 1989-1 s.n. Unknown Mt. Shasta 2591 Comment
  NY590191  Penstemon davidsonii var. davidsonii H. A. Walker 1910-6-13 2017 Unknown Deer Park, Lake Tahoe Region. 1981.2 Comment
  NY591819  Penstemon deustus var. pedicellatus H. A. Walker 1910-6-15 2054 Unknown Lake Tahoe region, near Truckee River. Comment
  UCSB44766  Penstemon grinnellii Walker, R. 1980-5-31 Ventura 2km east of highway 33 on Lockwood Valley Road; along Alamo Creek 1475 Comment
  SEINET5501471 Image available Penstemon heterophyllus Sally Walker 1981-6-8 s.n. Sonoma E side of Mt St Helena 610 Comment
  SEINET5500850 Image available Penstemon labrosus Tim Walker 1994-6-27 San Diego Mp 25.23 Rt Si, Mt Laguna across from those HeAVEN CG. 1676 Comment
Read comments
Aug 15 2016
  SEINET10445698  Penstemon labrosus R. Walker 1966-8-27 54 San Bernardino San Bernadino Mts, ca 800 yds SW of State Hwy 38 ca 6 mi SE of Big Bear City toward Onyx Peak. 2134 Comment
  CHSC1869  Penstemon laetus var. leptosepalus E. Walker 1932-6-13 Butte Magalia. 731 Comment
  SEINET6174116 Image available Penstemon newberryi var. sonomensis Sally Walker 1981-5-8 81 H04 Sonoma Summit of North peak of Mt. St. Helena 1324 Comment
  SEINET6175020 Image available Penstemon purpusii Sally Walker 1981-6-15 Mendocino Hall Mtn. 1829 Comment
  UC147631  Penstemon roezlii Harriet A. Walker 1908-6-24 1254 Placer Blue Canyon (Blue Canon) Blue Canyon 1432 Comment
  NY661069  Penstemon speciosus H. A. Walker 1910-6-18 2130 Unknown Deer Park. Lake Tahoe region. 1981.2 Comment
  SEINET5500857 Image available Penstemon spectabilis Tim Walker 1993-5-18 San Diego Jct of Rt 94, and I8, SC. 1128 Comment
  CAS-BOT-BC330471  Pentachaeta bellidiflora Miss H. A. Walker 1911-4-1 2321 Marin Larkspur Comment
  CAS-BOT-BC330492  Pentachaeta bellidiflora Miss. H. A. Walker 1911-4-1 2321 Marin Larkspur, at the eaterly base of Mt. Tamalpais Comment
  CAS-BOT-BC330493  Pentachaeta bellidiflora Miss. H. A. Walker 1911-4-1 2321 Marin Larkspur, at the eaterly base of Mt. Tamalpais Comment
  GH414097  Pentachaeta bellidiflora H. A. Walker 1911-4-1 2321 Unknown Larkspur, at the easterly base of Mt. Tamalpais Comment
  UC163961  Pentachaeta bellidiflora Miss H. A. Walker 1911-4-1 2321 Marin easterly base Mt. Tamalpais; Larkspur Comment
  RSA0008525  Pentachaeta bellidiflora Harriet Ann Walker 1911-4-1 2321 Marin Larkspur at the easterly base of Mt. Tamalpais Comment
  SEINET11745080  Pentachaeta bellidiflora H. A. Walker 1911-1 Marin Comment
  SEINET4438935  Pentachaeta bellidiflora H. A. Walker 1911-1 Unknown Comment
  UC127605  Perideridia kelloggii Miss Harriet A. Walker 1906-7 417 Alameda Vicinity of Berkeley Comment
  SEINET11154248  Perideridia kelloggii H. A. Walker 1906-1 417 Alameda Vicinity of Berkeley. Comment
  SEINET11154253  Perideridia kelloggii H. A. Walker 1906-1 417 Alameda Vicinity of Berkeley. Comment
  SD222182  Peritoma arborea var. arborea Jay B. Walker, Noah C. Goldstein 1995-3-24 1285 San Diego N of Leucadia, along northern edge of Batiquitos Lagoon 10 Comment
  SEINET211405  Perityle emoryi W. Walker 1973-4-20 129 San Diego Mountain Palm Springs; Anza Borrego desert; 5 mi off Hwy 52 25 mi NW of Occotilla. 457 Comment
  CAS-BOT-BC419311  Persicaria punctata Miss. Harriet A. Walker 1906-7-1 487 Alameda Vicinity of Berkeley Comment
  SEINET4335783  Persicaria punctata H. A. Walker 487 Alameda Vicinity of Berkeley Comment
  NY43149  Phacelia brachyloba J. B. Walker 1995-5-4 1416 Riverside San Bernardino National Forest, Hwy 74, 3km E of junction with Santa Rosa Mtn Rd 1400 Comment
  SD216487  Phacelia brachyloba Jay B. Walker 1995-5-4 1416 Riverside San Bernardino National Forest. Highway 74, 3 kilometers east of junction with Santa Rosa Mountain Road. 1399 Comment
  POM127618  Phacelia californica Harriet Ann Walker 1908-6-13 1354 Marin Olema Comment
  SEINET3158080  Phacelia californica H. A. Walker 159 Alameda Vicinity of Berkeley Comment
  UC123693  Phacelia californica H. A. Walker 1907-7-7 676 Alameda Diamond Canyon Oakland, Fruitvale Comment
  UC129456  Phacelia californica Miss Harriet A. Walker 1906-5 159 Alameda Vicinity of Berkeley Comment
  JEPS1113  Phacelia campanularia subsp. campanularia S. Walker 1937-3-24 Riverside Deep Canyon Santa Rosa Mountains Comment
  CSUSB138  Phacelia crenulata Steve Walker 1966-3-8 San Bernardino Mojave Desert Mojave Desert; Six miles north of Barstow on the Fort Irwin Road. 701 Comment
  CLARK-A1656-681  Phacelia distans Milton Walker 1978-3-10 Riverside Joshua Tree National Park Comment
  NY42988  Phacelia distans J. B. Walker 1995-3-31 1304 Los Angeles 3km S of Castaic, at N border of correctional facility 400 Comment
  UC129653  Phacelia distans Miss Harriet A. Walker 1906-5 101 Alameda Vicinity of Berkeley Comment
  HSC44366  Phacelia heterophylla J. Walker 1977-4-24 40 Lake Bartlett Springs Rd. at Kilpepper Creek 503 Comment
  HSC44367  Phacelia heterophylla J. Walker 1977-4-23 25 Lake .4 mi. N of Hwy. 20 on Walker Ridge Rd. 640 Comment
  UC123650  Phacelia heterophylla subsp. virgata Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 389 Mendocino near Comptche Comment
  POM65406  Phacelia humilis var. humilis Harriet Ann Walker 1910-6-13 2030 Placer Near Deer Park, in the Tahoe District. 1970 Comment
  UC146420  Phacelia hydrophylloides Miss Harriet A. Walker 1910-6-16 2081 Fresno Cow Meadows Deer Park 1981 Comment
  CHSC76199  Phacelia malvifolia H. A. Walker 1910-5-9 1992 San Francisco Land's End, on a northwest slope facing Golden Gate. Comment
  POM127619  Phacelia malvifolia Harriet Ann Walker 1908-6-17 1181 Marin Olema. Comment
  UC163948  Phacelia malvifolia Miss H. A. Walker 1910-5-9 1992 San Francisco nw slope facing Golden Gate; San Francisco, Land's End Comment
  SEINET5518990  Phacelia malvifolia H. A. Walker 1910-5-9 1992 San Francisco Land's End, San Francisco, facing Golden Gate. Comment
  UC147628  Phacelia mutabilis Harriet A. Walker 1908-6-24 1267 Placer Blue Canyon 1432 Comment
  POM65401  Phacelia nemoralis Harriet Ann Walker 1910-5-19 1995 Alameda Berkeley Hills, to the S of Strawberry canyon. Comment
  SEINET3158197  Phacelia nemoralis H. A. Walker 153 Alameda Vicinity of Berkeley (type locality) Comment
  SEINET5507917  Phacelia nemoralis H. A. Walker 1910-5-19 1995 Alameda Berkeley Hills, to the south of Strawberry Canyon 400 Comment
  SEINET5507920  Phacelia nemoralis H. A. Walker 153 Alameda Vicinity of Berkeley Comment
  SEINET5507923  Phacelia nemoralis H. A. Walker 1906-5-29 153 Alameda Berkeley Hills Comment
  UC163947  Phacelia nemoralis subsp. nemoralis Miss H. A. Walker 1910-5-19 1995 Alameda to s of Strawberry Canyon; Berkeley Hills 400 Comment
  POM64820  Phacelia nemoralis subsp. nemoralis Harriet Ann Walker 1153 Alameda Vicinity of Berkeley. Comment
  CLARK-A1656-680  Phacelia tanacetifolia Milton Walker 1978-3-3 Riverside La Quinta 30 Comment
  SEINET3158351  Phacelia tanacetifolia H. A. Walker 101 Alameda vicinity of Berkeley Comment
  UCSC000089  Phalaris minor Harriet A. Walker 2005-5-4 s.n. Alameda UC Campus Comment
  SEINET5501542 Image available Philadelphus lewisii Sally Walker 1982-6-28 s.n. Mendocino Near El River - W of Covelo, Mendocino Ca. Comment
  UCSC000002  Phleum alpinum Harriet A. Walker 2008-7-27 1479 Placer Cisco Comment
  JEPS1843  Pholistoma membranaceum J. T. Walker 1925-2-16 Fresno Grant Park Rd. Citrus Cove 198 Comment
  NY42611  Phoradendron bolleanum J. B. Walker 1995-3-21 1268 Riverside W of Palm Desert, along Hwy 79, 3km E of Pinyon Flat Campground 1200 Comment
  NY42938  Phoradendron libocedri J. B. Walker 1995-4-25 1383 Glenn Mendocino National Forest, Alder Springs Rd, 5km E of junction with Round Valley Rd 1300 Comment
  UC70530  Phyla caespitosa H. A. Walker 1905-7-6 Alameda UC campus, near flagstaff Berkeley Comment
  NY43178  Phyllospadix scouleri J. B. Walker 1995-6-7 1442 Los Angeles Santa Catalina Island, S end of Little Harbor Beach Comment
  SEINET5502106 Image available Physalis fendleri Sally Walker 1980-1 s.n. Unknown Just S of Joshua Tre Nat. Mon. 610 Comment
Read comments
Apr 1 2018
  UC129616  Physocarpus capitatus Miss Harriet A. Walker 1906-2 38 Alameda Berkeley Comment
  A345166  Physocarpus capitatus H. A. Walker 1906-2 38 Unknown Vicinity of Berkeley Comment
Read comments
Jul 8 2012
  NY42656  Pinus attenuata J. B. Walker 1994-8-13 900 Santa Cruz This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  NY42679  Pinus attenuata J. B. Walker 1994-8-13 900 Santa Cruz This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  NY42569  Pinus coulteri J. B. Walker 1995-3-15 1254 San Diego This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  NY42642  Pinus coulteri J. B. Walker 1995-3-15 1254 San Diego This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  NY42578  Pinus jeffreyi J. B. Walker 1995-3-16 1255 San Diego This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  NY43411  Pinus lambertiana J. B. Walker 1994-8-2 867 Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  NY42946  Pinus monticola J. B. Walker 1995-4-25 1381 Glenn This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  NY42947  Pinus monticola J. B. Walker 1995-4-25 1381 Glenn This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  NY840244  Pinus monticola J. B. Walker 1995-4-25 1381 Glenn This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  NY42392  Pinus ponderosa J. B. Walker 1994-8-1 861 Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  NY42445  Pinus ponderosa J. B. Walker 1994-8-1 861 Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  NY42657  Pinus quadrifolia J. B. Walker 1995-3-28 1289 Riverside This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  NY42732  Pinus quadrifolia J. B. Walker 1995-3-28 1289 Riverside This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  NY62455  Pinus radiata H. A. Walker 1909-8-9 1833 Unknown This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  NY42681  Pinus sabiniana J. B. Walker 1994-8-19 932 Placer 1km S of Weimar, at offramp of I-80 320 Comment
  NY42706  Pinus sabiniana J. B. Walker 1994-8-19 932 Placer 1km S of Weimar, at offramp of I-80 320 Comment
  SEINET3152908  Plagiobothrys nothofulvus H. A. Walker 1906-5-1 103 Alameda Vicinity of Berkeley Comment
  UC129652  Plagiobothrys nothofulvus Miss Harriet A. Walker 1906-5-11 103 Alameda vicinity Berkeley; Little Grizzly Peak Comment
  UC112781  Plagiobothrys reticulatus Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 215 Mendocino near Comptche Comment
  POM126221  Plagiobothrys stipitatus Harriet Ann Walker 1908-5-23 1145 Solano Ranch between Suisun and Rio Vista. Comment
  UC129651  Plantago erecta Miss Harriet A. Walker 1906-5 88 Alameda vicinity Berkeley Comment
  UC450042  Plantago major Harriet A. Walker 1907-8-10 864 San Francisco Telegraph Hill San Francisco Comment
  UC450052  Plantago major Harriet A. Walker 1907-8-3 764 Santa Cruz Boulder Creek Comment
  UCSC000714  Plantago major Harriet A. Walker 2007-7-27 702 Alameda Berkeley Comment
  UC128019  Plantago subnuda Harriet A. Walker 1907-9-22 975 Solano Suisun Comment
  UCSC000712  Plantago subnuda Harriet A. Walker 2007-8-4 798 Santa Cruz Boulder Creek Comment
  NY42404  Platanus racemosa J. B. Walker 1994-8-10 884 Los Angeles 4km S of Gormon, next to I-5 200 Comment
  SJSU10507  Platanus racemosa W. J. Walker 1959-4-28 B Santa Clara Stevens Cr County Park Comment
  SJSU10508  Platanus racemosa W. J. Walker 1959-4-28 A Santa Clara Stevens Cr County Park Comment
  UCSB44756  Platystemon californicus Walker, R. 1980-4-19 Santa Barbara .8 km west of Happy Canyon Road; near De La Guerra camp 670 Comment
  NY43036  Plectritis brachystemon J. B. Walker 1995-4-17 1357 Monterey W of King City, along Pine Canyon Rd, 10km W of junction with Hwy G14 500 Comment
  UC123617  Plectritis brachystemon Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 351 Mendocino near Comptche Comment
  UCD134952  Pluchea sericea C. F. Walker 1960-2-1 s.n. San Diego desert area of county. Comment
  UCSB49156  Poa bulbosa Walker, Wendy 1982-5-20 Kern 200 meters E from Alder Creek Rd.; 3 miles S of CA 155 (eastbound) Green Horn Mtns. 1493 Comment
Read comments
Feb 6 2015
  UC129649  Pogogyne douglasii Miss Harriet A. Walker 1906-7 418 Alameda Vicinity of Berkeley Comment
  UC1988902  Pogogyne douglasii Miss Harriet A. Walker 1906-7 418 Alameda vicinity of Berkeley Comment
  NY43038  Pogogyne serpylloides J. B. Walker 1995-4-17 1356 Monterey W of King City, along Pine Canyon Rd, 10km W of junction with Hwy G14 500 Comment
  UC127880  Polycarpon tetraphyllum Miss Harriet A. Walker 1906-9-24 458 Alameda e South Hall Comment
  POM138561  Polygala californica Harriet Ann Walker 1906-6-23 252 Mendocino Near Comptche. Comment
  POM138563  Polygala californica Harriet Ann Walker 1906-6-23 227 Mendocino Near Comptche. Comment
  SEINET5501531 Image available Polygala californica Sally Walker 1981-5-13 s.n. Sonoma 2 mi E of Occidental Comment
  UCSC000206  Polygonum aviculare Harriet A. Walker 2007-9-22 1004 Solano Suisun Comment
  UC112770  Polygonum aviculare subsp. aviculare Miss Harriet A. Walker Jun 23-29 1906 330 Mendocino near Comptche Comment
  UC465854  Polygonum aviculare subsp. aviculare Harriet A. Walker 1907-9-8 889 Unknown Lathrop Comment
  UC123751  Polygonum aviculare subsp. depressum Harriet A. Walker 1907-7-7 656 Alameda East Oakland Comment
  UC402692  Polygonum convolvulus Harriet A. Walker 1908-5-17 1136 San Francisco Ocean View San Francisco Comment
  UC128210  Polygonum douglasii subsp. douglasii Miss Harriet A. Walker 1908-7-26 1441 Placer Cisco 1810 Comment
  UC123692  Polygonum lapathifolium Harriet A. Walker 1907-7-3 693 Alameda near Hearst Mem. Bldg.; U.C. Campus Comment
  UC129655  Polygonum lapathifolium Miss Harriet A. Walker 1906-7 486 Alameda Vicinity of Berkeley Comment
  UC129656  Polygonum lapathifolium Miss Harriet A. Walker 1906-7 490 Alameda West Berkeley Vicinity of Berkeley Comment
  UC465849  Polygonum lapathifolium Harriet A. Walker 1907-9-8 927 San Joaquin Lathrop Comment
  UC465851  Polygonum lapathifolium Harriet A. Walker 1907-9-8 928 San Joaquin Lathrop Comment
  UC147627  Polygonum phytolaccifolium Harriet A. Walker 1908-6-24 1258 Placer Blue Canyon Comment
  UC147640  Polygonum polygaloides subsp. kelloggii Harriet A. Walker 1908-6-25 1299 Placer Cisco 1810 Comment
  POM144835  Polygonum punctatum Harriet Ann Walker 1906-1 487 Alameda Vicinity of Berkeley Comment
  POM182766  Polygonum punctatum Harriet Ann Walker 1906-1 487 Alameda Vicinity of Berkeley Comment
  UC127882  Polygonum punctatum Miss Harriet A. Walker 1906-7 487 Alameda Vicinity of Berkeley Comment
  UC127982  Polygonum punctatum Harriet A. Walker 1907-9-22 977 Solano Suisun Comment
  SEINET211404 Image available Polypogon monspeliensis W. Walker 1973-4-20 130 San Diego Mountain Palm Springs. Anza Borrego desert. 5 miles off Hwy. 52 25 miles N.W. of Occotilla. 457 Comment
  UC123720  Polypogon monspeliensis H. A. Walker 1907-7-4 645 Marin Cascade Drive Mill Valley Comment
  UCSB44072  Polypogon monspeliensis Walker, R. 1980-6-7 Santa Barbara 1.7 km. north of Upper Oso Campground, Los Padres National Forest 670 Comment
  UCSB49157  Polypogon monspeliensis Walker, Wendy 1982-5-23 Inyo 1/2 mile (southbound) on Little Lake turnoff, off the U.S. 395 on west side of road 944 Comment
  NY42957  Polystichum imbricans subsp. curtum J. B. Walker 1995-4-15 1345 Monterey Los Padres National Forest, N of Gorda, 8km E of Hwy 1 along Los Burros Rd 500 Comment
  NY42919  Populus balsamifera subsp. trichocarpa J. B. Walker 1995-4-26 1388 Humboldt Six Rivers National Forest, Hwy 36, 2km W of Cobbs 800 Comment
  CHSC14039  Populus fremontii J. R. Walker 1973-4-22 16 Kern 18 mi e of Taft, Ca. State Hwy. 43. 91 Comment
  SEINET5282315  Populus fremontii Jay Walker, Goldstein, Noah 1995-3-15 1253 San Diego Cleveland Ntl Forest, Palomar district. At jct of USFS Rd 12S07 and 12S05. Comment
  NY42604  Populus fremontii var. fremontii J. B. Walker 1995-3-15 1253 San Diego Cleveland National Forest, Palomar district, at junction of USFS Rd 12S07 and Rd 12S05 450 Comment
  UC128220  Populus trichocarpa Miss Harriet A. Walker 1908-7-25 1394 Placer Cisco near Yuba River (near Yuba River) 1798 Comment
  UC127961  Portulaca oleracea Harriet A. Walker 1907-9-8 925 San Joaquin Lathrop, near RailRoad Station Lathrop Comment
  UC420630  Portulaca oleracea Harriet A. Walker 1907-8-5 793 Santa Cruz Boulder Creek Comment
  UC127962  Potentilla anserina subsp. pacifica Harriet A. Walker 1907-9-22 981 Solano Suisun Comment
  UCSC000362  Potentilla glandulosa Harriet A. Walker 2006-5-1 80 Alameda Vicinity of Berkeley Comment
  SEINET5501065 Image available Primula suffrutescens Sally Walker 1985-8-24 Unknown Alpine Meadows, N of Lake Tahoe 2591 Comment
  CHSC1066  Proboscidea louisianica E. Walker 1932-9-1 Butte Oroville-Marysville road. Comment
  CHSC1065  Proboscidea lutea E. Walker 1941-9-6 Butte Oroville road. 60 Comment
  SEINET12044825  Prosartes hookeri H. A. Walker 1906-1 12 Alameda vicinity of Berkeley Comment
  UC112735  Prunella vulgaris var. lanceolata Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 212 Mendocino near Comptche; near Comptche Comment
  UC449933  Prunella vulgaris var. lanceolata Harriet A. Walker 1907-8-3 827 Santa Cruz Boulder Creek Comment
  NY43175  Prunus fasciculata J. B. Walker 1995-5-4 1411 Riverside San Bernardino National Forest, 1km S of Pinyon Flat Campground 1300 Comment
  SD216522  Prunus fasciculata Jay B. Walker 1995-5-4 1411 Riverside San Bernardino National Forest; 1 kilometer south of Pinyon Flat Campground 1299 Comment
  NY42610  Prunus fremontii J. B. Walker 1995-3-21 1266 Riverside W of Palm Desert, along Hwy 79, 3km E of Pinyon Flat Campground 1200 Comment
  SD216523  Prunus fremontii Jay B. Walker, Noah C. Goldstein 1995-3-21 1266 Riverside West of Palm Desert along Highway 79, 3 kilometers east of Pinyon Flat Campground 1200 Comment
  NY43015  Prunus ilicifolia subsp. ilicifolia J. B. Walker 1995-3-31 1305 Los Angeles 3km S of Castaic, at N border of correctional facility 400 Comment
  NY42992  Prunus ilicifolia subsp. lyonii J. B. Walker 1995-4-8 1330 Los Angeles Santa Catalina Island, Cherry Cove/Cherry Valley 100 Comment
  CAS-BOT-BC154613  Prunus subcordata Jay B. Walker 1995-4-24 1377 Glenn W of Elk Creek, Sanhedrin Rd., 8 km W of border of Mendocino Ntl Forest 1000 Comment
  NY43002  Prunus subcordata J. B. Walker 1995-4-24 1377 Glenn W of Elk Creek, Sanhedrin Rd, 8km W of border of Mendocino National Forest 1000 Comment
  UC123607  Pseudognaphalium californicum Miss Harriet A. Walker Jun 23 1906-Jun 28 1906 224 Mendocino near Comptche Comment
  UC123680  Pseudognaphalium californicum H. A. Walker 1907-7-7 681 Alameda Diamond Canon Fruitvale, Diamond Canon Comment
  UC127737  Pseudognaphalium ramosissimum Miss Harriet A. Walker 1906-7 457 Alameda vicinity Berkeley Comment
  UC468793  Pseudognaphalium stramineum Harriet A. Walker 1907-9-8 915 San Joaquin Lathrop Comment
  NY42697  Pseudotsuga macrocarpa J. B. Walker 1995-3-30 1296 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UC112763  Psilocarphus tenellus Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 216 Mendocino near Comptche Comment
  POM54295  Psilocarphus tenellus var. tenellus Harriet Ann Walker 1906-05 106 Alameda Vicinity of Berkeley. Comment
  SEINET3407818 Image available Psorothamnus schottii Richard Walker 1967-4-30 80 Riverside Adjacent to outside of fence ca. 400ft East of North entrance to U of Califronis Desert Research Station, Palm Desert. 244 Comment
  NY840213  Purshia tridentata var. glandulosa J. B. Walker 1996-7-22 1934 Riverside South of Palm Desert along Hwy. 74, 3km east of Pinyon Flats Campground 1200 Comment
  NY42917  Pyrus malus J. B. Walker 1995-4-26 1386 Humboldt Six Rivers National Forest, Hwy 36, 2km W of Cobbs 800 Comment
  UC130542  Quercus agrifolia Miss Harriet A. Walker 1906-2 17 Alameda vicinity Berkeley Comment
  NY201958  Quercus agrifolia var. agrifolia J. B. Walker 1995-3-7 1228 San Diego N of Warner Springs, on Cleveland National Forest Rd 9S05, 1km N of Oak Flats Campground 1150 Comment
  NY42617  Quercus chrysolepis J. B. Walker 1995-3-30 1303 Los Angeles Angeles National Forest, Ridge Rt USFS 8N04, 11km S of Hwy 138 1300 Comment
  NY42633  Quercus chrysolepis J. B. Walker 1995-3-30 1303 Los Angeles Angeles National Forest, Ridge Rt USFS 8N04, 11km S of Hwy 138 1300 Comment
  NY43006  Quercus douglasii J. B. Walker 1995-4-18 1369 Monterey Los Padres National Forest, Milipitas Rd, 1km N of border with Hunter-Liggit Military Reservation 450 Comment
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Apr 9 2013
  NY42678  Quercus dumosa J. B. Walker 1995-3-8 1231 San Diego This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  NY42652  Quercus engelmannii J. B. Walker 1995-3-15 1252 San Diego Cleveland National Forest, Palomar district, Black Canyon Rd, 7km S of junction with Rd 12S05 500 Comment
  NY201966  Quercus tomentella J. B. Walker 1995-6-6 1434 Los Angeles Santa Catalina Island, Lower Cape Canyon, hillside above buffalo corrals 280 Comment
  NY201868  Quercus vacciniifolia J. B. Walker 1994-8-4 878 Plumas On ridge off La Porte Rd, 6km S of Nelson Creek 1600 Comment
  NY201784  Quercus wislizeni J. B. Walker 1994-8-15 909 San Mateo Skyline Rd, mile marker 13.84, N of Sky Londa 100 Comment
  UC405366  Quercus wislizeni Miss Harriet A. Walker 1908-7-13 1374 Marin Lovell Ave, Mill Valley Mill Valley Comment
  UC129358  Rafinesquia californica Miss Harriet A. Walker 1906-5 126 Alameda vicinity Berkeley Comment
  SEINET5501119 Image available Raillardella argentea Sally Walker 1982-8-4 Placer Above ski area, Tahoe. Comment
  NY43031  Ranunculus californicus J. B. Walker 1995-4-18 1370 Monterey Los Padres National Forest, Milipitas Rd, 1km N of border with Hunter-Liggit Military Reservation 450 Comment
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Apr 9 2013
  UC129411  Ranunculus californicus Miss Harriet A. Walker 1906-3 7 San Francisco San Francisco Comment
  CAS-BOT-BC378476  Ranunculus californicus var. californicus Jay B. Walker 1995-4-18 1370 Monterey Los Padres Nat'l Forest, Milipitas Rd, 1 km N of border with Hunter-Liggit Military Res. 0000000000000000000000 450 Comment
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Nov 16 2017
  SEINET5502114 Image available Ranunculus eschscholtzii Sally Walker 1965-6-21 s.n. Unknown Near Glen Pass, Kingo Canyon Nat. Park 3353 Comment
  UC112780  Ranunculus occidentalis Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 353 Mendocino near Comptche Comment
  UC147650  Ranunculus occidentalis Harriet A. Walker 1908-6-24 1284 Placer Blue Canyon 1432 Comment
  SEINET5338835  Ranunculus occidentalis var. ultramontanus K. Walker 1954-5-13 23 Sierra Found on the Valley floor of Dog Valley in the meadows along streams. 15 miles from Reno on the Donner Trail. 1402 Comment
  UCSC000288  Ranunculus repens Harriet A. Walker 2012-6-28 2816 Alameda U.C. campus Berkeley. At Chemistry Pond Comment
  UC127885  Raphanus sativus Miss Harriet A. Walker 1906-7 497 Alameda vicinity of Berkeley Berkeley Comment
  NY42428  Rhamnus californica subsp. californica J. B. Walker 1994-8-13 901 Santa Cruz UCSC campus, adjacent to "Natural Area" at N edge of campus 50 Comment
  UC420728  Rhamnus californica subsp. californica Harriet A. Walker 1908-6-17 1173 Marin Olema Comment
  NY42588  Rhamnus crocea J. B. Walker 1995-2-23 1184 San Diego W end of Miramar Naval Air Station, at Governor Dr exit off I-805 70 Comment
  SD222245  Rhamnus crocea Jay B. Walker, Carol R. Annable 1995-2-25 1184 San Diego Miramar, West end of Miramar Naval Air Station, at Governor Dr exit off 805 70 Comment
  CHSC1528  Rhamnus ilicifolia E. Walker 1932-5-12 Butte Feather River Canyon. Comment
  NY42971  Rhamnus ilicifolia J. B. Walker 1995-3-29 1294 Los Angeles Angeles National Forest, East Fork Rd, 3km E of junction with Gabriel Canyon Rd 600 Comment
  SD222246  Rhamnus ilicifolia Jay B. Walker, Noah C. Goldstein 1995-3-14 1244 San Diego Cleveland Ntl For. Descanso district. Rd 16S03. 5km W of Japatul Fire Station. 850 Comment
  NY42628  Rhamnus pilosa J. B. Walker 1995-3-14 1244 San Diego Cleveland National Forest, Descanso district, USFS Rd 16S03, 5km W of Japatul Fire Station 850 Comment
  NY43168  Rhamnus pirifolia J. B. Walker 1995-6-6 1431 Los Angeles Santa Catalina Island, Cape Canyon, dry creekbed, 5km E of Middle Canyon 300 Comment
  NY42173  Rhamnus purshiana J. B. Walker 1994-8-2 862 Plumas 2km N of Quincy, on Rt 70 1200 Comment
  UC420726  Rhamnus tomentella subsp. tomentella Harriet A. Walker 1907-8-3 741 Santa Cruz Boulder Creek Comment
  NY43200  Rhododendron macrophyllum J. B. Walker 1995-4-28 1392 Del Norte Six Rivers National Forest, E of Crescent City, 1km N of junction of USFS Rd 17N22 & Rd 17N22B 400 Comment
  CAS-BOT-BC56643  Rhododendron occidentale Jay B. Walker 1995-4-28 1397 Del Norte Six Rivers Nat'l Forest. E of Smith Rv., along Rt 305, 8 km E of jct w/ North Fork 600 Comment
  NY42983  Rhododendron occidentale J. B. Walker 1995-4-28 1397 Del Norte Six Rivers National Forest, E of Smith River, along Rt 305, 8km E of junction with North Fork 600 Comment
  NY42159  Rhus integrifolia J. B. Walker 1994-8-9 883 San Diego E dead end of Van Nuys St 5 Comment
  NY42730  Rhus ovata J. B. Walker 1995-3-8 1234 San Diego Cleveland National Forest, Trabuco district, USFS Rd 7S04, 0.5km N of junction with San Mateo Trail 200 Comment
  SD222146  Rhus ovata Jay B. Walker 1995-3-8 1234 San Diego Cleveland Ntl for. Trabuco district. Rd 7S04 0.5km N of jct w/San Mateo Trail 199 Comment
  NY43195  Rhus trilobata J. B. Walker 1995-5-4 1412 Riverside San Bernardino National Forest, 1km S of Pinyon Flat Campground 1300 Comment
  SD216460  Rhus trilobata Jay B. Walker 1995-5-4 1412 Riverside San Bernardino National Forest. 1 kilometer South of Pinyon Flat campground. 1299 Comment
  NY42994  Ribes amarum J. B. Walker 1995-3-30 1295 Los Angeles Angeles National Forest, Glendora Ridge Rd, 9km W of Baldy Village 1200 Comment
  SEINET5501577 Image available Ribes cereum Sally Walker 1994-3-19 s.n. San Diego Above Cibbets Flat Campground, Cleveland NF 1250 Comment
  JEPS49368  Ribes divaricatum var. pubiflorum Harriet A. Walker 1908-6-13 1182 Marin Olema Comment
  NY42582  Ribes indecorum J. B. Walker 1995-2-25 1194 San Diego N of Santee, in N end of Spring Canyon 70 Comment
  SD222209  Ribes indecorum Jay B. Walker, Ann P. Walker 1995-2-25 1194 San Diego North of Santee, in N end of Spring Canyon 70 Comment
  NY42746  Ribes malvaceum J. B. Walker 1995-3-28 1288 Los Angeles Angeles National Forest, Glendora Ridge Rd, 10km E of junction with Glendora Mtn Rd 1000 Comment
  NY43172  Ribes nevadense J. B. Walker 1995-5-3 1410 Riverside San Bernardino National Forest, S of Pinyon Flat Campground, at terminus of USFS Rd 1900 Comment
  SD216485  Ribes nevadense Jay B. Walker 1995-5-3 1410 Riverside San Bernardino National Forest, South of Pinyon Flat Campground, at terminus of USFS Road. 1900 Comment
  SEINET5501405 Image available Ribes roezlii Sally Walker 1981-1 s.n. Mendocino Hall Mtn 1829 Comment
  UC147592  Ribes roezlii Harriet A. Walker 1908-6-24 1296 Placer Blue Canyon 1432 Comment
  CAS-BOT-BC186215  Ribes roezlii var. roezlii Jay B. Walker; Jeff Stadler; Noah Goldstein 1994-8-3 875 Plumas On La Porte Rd. 15 km south of jct with hwy 70 1500 Comment
  NY42169  Ribes roezlii var. roezlii J. B. Walker 1994-8-3 875 Plumas On La Porte Rd, 15km S of junction with Hwy 70 1500 Comment
  NY42580  Ribes speciosum J. B. Walker 1995-2-25 1192 San Diego N of Santee, in N end of Spring Canyon 70 Comment
  SD222210  Ribes speciosum Jay B. Walker, Ann P. Walker 1995-2-25 1192 San Diego North of Santee, in north end of Spring canyon. 70 Comment
  UCSB7005  Ribes speciosum Walker, Clifford 1954-3-2 Santa Barbara Rattlesnake Can; at crossing Las cano as Rd; 2 mi NW of Santa Barbara; foot hills of Santa Ynez Mountains Comment
  NY42720  Romneya trichocalyx J. B. Walker 1995-3-23 1279 San Diego W of Tecate, 5km E of Barret Junction, along Hwy 94 500 Comment
  SD222223  Romneya trichocalyx Jay B. Walker, Noah C. Goldstein 1995-3-23 1279 San Diego West of Tecate. 5km E of Barret Junction along Hwy 94 500 Comment
  SEINET5570003  Romneya trichocalyx T. Walker, S. Walker 1993-1 s.n. San Diego 1.1 mi E of Tecate turnoff. 685 Comment
  UC147568  Rorippa curvisiliqua Harriet A. Walker 1908-6-23 1208 Placer Blue Canyon 1432 Comment
  JEPS53863  Rorippa palustris Harriet A. Walker 1907-9-8 903 San Joaquin Lathrop Comment
  UC147639  Rosa bridgesii Harriet A. Walker 1908-6-23 1232 Placer Blue Canyon 1432 Comment
  SEINET5501459 Image available Rosa californica Sally Walker 1994-3-19 s.n. San Diego Abbets that CG Cleveland NF 1250 Comment
Read comments
May 25 2016
  UC112733  Rosa spithamea Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 309 Mendocino near Comptche Comment
  POM140550  Rubus leucodermis Harriet Ann Walker 1906-6-23 s.n. Mendocino Near Comptche. Comment
  UC112729  Rubus leucodermis Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 214 Mendocino near Comptche; near Comptche Comment
  POM140549  Rubus macropetalus Harriet Ann Walker 1906-06 323 Mendocino Near Comptche. Comment
  CAS-BOT-BC147291  Rubus parviflorus Jay B. Walker 1995-4-15 1348 Monterey Los Padres Nat'l Forest, 4 km E of Hwy 1, along Nacimiento Fergusson Rd. 600 Comment
  NY42960  Rubus parviflorus J. B. Walker 1995-4-15 1348 Monterey Los Padres National Forest, 4km E of Hwy 1, along Nacimiento Fergusson Rd 600 Comment
  UC112728  Rubus parviflorus Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 273 Mendocino near Comptche; near Comptche Comment
  UC129774  Rubus parviflorus Miss Harriet A. Walker 1906-2 30 Alameda vicinity Berkeley; vicinity of Berkeley Comment
  CAS-BOT-BC147347  Rubus parviflorus Burt Walker 1930-8-4 49 Tuolumne Pate Valley Trail, 1/2 mile from Harden Lake 2286 Comment
  NY42980  Rubus spectabilis J. B. Walker 1995-4-28 1395 Del Norte Six Rivers National Forest, E of Crescent City, 1km N of junction of USFS Rd 17N22 & Rd 17N22B 400 Comment
  UC112737  Rubus ursinus Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 323 Mendocino Comptche Comment
  UC129773  Rubus ursinus Miss Harriet A. Walker 1906-2 53 Alameda vicinity Berkeley; vicinity of Berkeley Comment
  UCSB2945  Rubus ursinus Walker, Clifford 1954-3-2 Santa Barbara 1 mile south of Mission Canyon Rd. in Rattlesnake Canyon Fotothills of Santa Ynez Mts.,1 mile east of Santa Barbara Comment
  POM140184  Rubus vitifolius Harriet Ann Walker 1906-03 14 San Francisco [Unspecified] Comment
  POM140183  Rubus vitifolius Harriet Ann Walker 1906-03 14 San Francisco Sand's End. Comment
  CAS-BOT-BC422001  Rumex acetosella Jay B. Walker 1995-4-17 1364 Monterey Los Padres Ntl Forest. Milipitas [Milpitas] Rd, 6km S of Mem Park Campground. 500 Comment
  NY43007  Rumex acetosella J. B. Walker 1995-4-17 1364 Monterey Los Padres National Forest, Milipitas Rd, 6km S of Memorial Park Campground 500 Comment
  UC112756  Rumex acetosella Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 289 Mendocino near Comptche Comment
  UC123716  Rumex acetosella Harriet A. Walker 1907-7-4 644 Marin Cascade Drive Mill Valley Comment
  UC465819  Rumex conglomeratus Harriet A. Walker 1907-8-3 771 Santa Cruz Boulder Creek Comment
  UCD101112  Rumex conglomeratus Miss Harriet A. Walker 23-29 Jun 1906 373 Mendocino Near Comptche. Comment
  UCSC000209  Rumex conglomeratus Harriet A. Walker 2006-6-26 373 Mendocino near Comptche Comment
  UC128079  Rumex crispus Harriet A. Walker 1907-9-22 990 Solano Suisun Comment
  UC129968  Rumex crispus Miss Harriet A. Walker 1906-7 492 Alameda UC Campus Berkeley Comment
  UC465809  Rumex crispus Harriet A. Walker 1907-8-3 743 Santa Cruz Boulder Creek Comment
  UC127315  Rumex maritimus Miss Harriet A. Walker 1908-8-22 1539 San Mateo Granada Comment
  UC465813  Rumex obtusifolius Harriet A. Walker 1907-8-3 769 Santa Cruz Boulder Creek Comment
  CAS-BOT-BC433959  Rumex salicifolius Jay B. Walker 1995-4-15 1353 Monterey Los Padres Nat'l Forest. Along coast at Plaskett Creek. 3 Comment
  UCSC002561  Rumex salicifolius Harriet A. Walker May-June 1906 172 Santa Clara in creek Mount Hamilton, Isabel Valley Ranch Comment
  NY43035  Rumex salicifolius var. crassus J. B. Walker 1995-4-15 1353 Monterey Los Padres National Forest, along coast at Plaskett Creek 3 Comment
  CHSC23452  Salix J. R. Walker 1973-4-21 9 Kern 20 mi nw of Bakersfield on State Hwy 58. 91 Comment
  UCSB44767  Salix exigua Walker, R. 1980-5-31 Ventura Along Sespe Creek, highway 33, 16km north of Wheeler Springs, Los Padres National Forest 1450 Comment
  NY42626  Salix lasiolepis var. lasiolepis J. B. Walker 1995-3-7 1227 San Diego N of Warner Springs, on Cleveland National Forest Rd 9S05, 10km from junction with Hwy 79 1100 Comment
  NY42944  Salix sitchensis J. B. Walker 1995-4-28 1391 Del Norte Six Rivers National Forest, E of Crescent City, at S terminus of USFS Rd 400 Comment
  NY43198  Salvia apiana J. B. Walker 1995-5-3 1406 Riverside S of Palm Desert, along Hwy 74, 3km E of Pinyon Flats Campground 1200 Comment
  RSA727058  Salvia apiana Jay Walker, R. C. Walker 3059 San Diego 0.5 miles south of Dulzura along Hwy 95. Comment
  SD241859  Salvia apiana Jay Walker, R. C. Walker 2004-4-14 jbw 3071 San Diego North of Ramona, southwest foot of Black Mountain, at junction of USFS Rd 11S04 and 11S07. Comment
  SD253487  Salvia apiana Jay B. Walker 2004-4-13 jbw 3058 San Diego 0.5 miles south of Dalzura along Hwy 94 Comment
  NY43029  Salvia carduacea J. B. Walker 1995-4-14 1422 Santa Barbara Los Padres National Forest, Hwy 33, 3km S of Ventucopa work center 1000 Comment
  RSA727052  Salvia carduacea Jay Walker, R. C. Walker 3176 Ventura South of Cuyama. Los Padres National Forest. Along Apache Canyon Road (SSFS rd 8N06), 0.4 miles from jct with Hwy 33, at USFS sign and parking area. Comment
  SD241860  Salvia carduacea Jay Walker, R. C. Walker 2004-4-20 jbw 3177 Ventura South of Cuyama. Los Padres National Forest. Along Apache Canyon Road (USFS Rd 8N06), 0.4 miles from junction with Hwy 33, at USFS sign and parking area. Comment
  SD241861  Salvia carduacea Jay Walker, R. C. Walker 2004-4-15 jbw 3092 Riverside S of Hemet, 1.4 mile S of Gibbel Road about 1 mile E of State St., foothills forming east end of Diamond Valley, 1 mile SSE of Hemet Butte, S of mouth of Avery Canyon. Comment
  UCSB44731  Salvia carduacea Walker, R. 1980-4-19 Santa Barbara .7km west of Happy Canyon Road; near De La Guerra camp 670 Comment
  NY43199  Salvia clevelandii J. B. Walker 1995-6-2 1448 San Diego N of Escondido, in Oat Hills, at top of Reidy Canyon 400 Comment
  SD241862  Salvia clevelandii Jay Walker, R. C. Walker 2004-4-14 jbw 3077 San Diego East of Ramona, on west edge of Lake Sutherland, 0.5 m S of National Forest Boundary. Comment
  SD253488  Salvia clevelandii Jay B. Walker 2004-4-14 jbw 3074 San Diego North of Ramona, near peak of Black Mountain, along USFS road 12S04, 2.5 miles past junction with USFS road 11S07 Comment
  SEINET5500955 Image available Salvia clevelandii Tim Walker 1944-6-29 San Diego Boulder Crek Rd, 5.9 mi N of Oak grove Rd. jct 1128 Comment
  SEINET5570250  Salvia clevelandii T. Walker, S. Walker 1993-1 s.n. San Diego 5 miles south of I-8, Japatul Rd. 960 Comment
  NY42902  Salvia columbariae J. B. Walker 1995-3-30 1300 Los Angeles Angeles National Forest, Ridge Rt USFS 8N04, 10km S of Hwy 138 1300 Comment
  RSA727050  Salvia columbariae Jay Walker, R. C. Walker 3108 San Bernardino Northern end of Sheep Hole Mtns., large canyon east of microwave tower at summit of Sheep Hole Pass, ca. 1 mile east of Amboy Road. Comment
  SD241863  Salvia columbariae Jay Walker, R. C. Walker 2004-4-16 jbw 3107 San Bernardino Northern end of Sheep Hole Mountains, large canyon east of microwave tower at summit of Sheep Hole Pass, ca. 1 mile east of Amboy Road. Comment
  SD241864  Salvia columbariae Jay Walker, R. C. Walker 2004-4-19 jbw 3148 Monterey Los Padres national Forest. W of Hunter-Ligget Military reservation. Along Nacimiento Road, 5.4 miles miles E of Hwy 1. Comment
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May 11 2015
  UCSB44755  Salvia columbariae Walker, R. 1980-4-19 Santa Barbara Near De La Guerra camp; .7km west of Happy Camp Road 670 Comment
  RSA727060  Salvia dorrii Jay Walker, R. C. Walker 3137 Inyo West of North Haiwee Reservoir. Under Transmission lines along Sage Flats Road, 1.6 miles W of jct with HWY 395. Comment
  RSA727069  Salvia dorrii Jay Walker, R. C. Walker 3193 Los Angeles South of Little Rock, at jct of Fort Tejin road and 87th St. East. Comment
  RSA727076  Salvia dorrii Jay Walker, R. C. Walker 3120 San Bernardino Mojave National Preserve. NE of Granite Pass, 1 mile east of Kelbaker road, at north base of Horse Hills, along road to Arrowweed Spring. Comment
  RSA727077  Salvia dorrii Jay Walker, R. C. Walker 3115 San Bernardino Mojave National Preserve. Just E of Granite Mountains. 0.8 miles W of Kelbaker road, just north of Granite Pass. Comment
  SD241865  Salvia dorrii Jay Walker, R. C. Walker 2004-4-16 3122 San Bernardino Mojave National Preserve. NE of Granite Pass, 1 mile east of Kelbaker road, at north base of Horse Hills, along road to Arroweed Spring. Comment
  SD241866  Salvia dorrii Jay Walker, R. C. Walker 2004-4-16 3114 San Bernardino Mojave National Preserve. Just E of Granite Mountains. 0.8 miles W of Kelbaker road, just north of Granite Pass. Comment
  SD241869  Salvia dorrii Jay Walker, R. C. Walker 2004-4-23 3207 San Bernardino NE of Big Bear. Large pullout along Hwy 18, ca. 200 m NE of Cactus Flat. Comment
  RSA727071  Salvia eremostachya Jay Walker, R. C. Walker 3096 Riverside 4.5 miles NE of Pinyon Flats, along hwy 74. Comment
  RSA0016850  Salvia funerea Jay Walker, R. C. Walker 3129 Inyo West of Death Valley Junction. Along hwy 190, 1.6 miles East of Entrance sign to Death Valley National Park. Southwest base of Pyramid Peak. Comment
  RSA0016851  Salvia funerea Jay Walker, R. C. Walker 3131 Inyo Death Valley National Park, NE of Hells Gate (jct. Daylight Pass cutoff and Daylight Pass). Hole in the Rock Spring. Comment
  RSA0016852  Salvia funerea Jay Walker, R. C. Walker 3126 Inyo Lower slopes of western side of Resting Spring Range, ca. 3 miles E of Shoshone, along hwy 178, then southeast from gravel pit about 1 mile. Comment
  RSA727051  Salvia funerea Jay Walker, R. C. Walker 3104 San Bernardino Southeast end of Bristol Mountains. 8 mi. S. of I-40, along Kelbaker Rd., then ca. 2 miles W into mountains, at manmade notch in ridge at old mine site. Comment
  SD241872  Salvia funerea Jay Walker, R. C. Walker 2004-4-16 3105 San Bernardino Southeast end of Bristol Mountains. 8 mi. S of I-40, along Kelbaker Rd., then ca. 2 miles W into mouontains, at man-made notch in ridge at old mine site. Rocks on west facing slope of ridge. Comment
  SD241873  Salvia funerea Jay Walker, R. C. Walker 2004-4-18 3133 Inyo Death Valley National Park. NE or Hells Gate (jct. Daylight Pass cutoff and Daylight Pass). Hole in the Rock Spring. Comment
  SD241874  Salvia funerea Jay Walker, R. C. Walker 2004-4-18 3130 Inyo West of Death Valley Junction. Along hwy 190, 1.6 miles East of Entrance sign to Death Valley National Park. Southwest base of Pyramid Peak. East side of Hwy. Comment
  SD241875  Salvia funerea Jay Walker, R. C. Walker 2004-4-18 3127 Inyo Lower slopes of western side of Resting Spring Range, ca. 3 miles E of Shoshone, along hwy 178, then southeast from gravel pit about 1 mile. Rocky outcrops. Comment
  SEINET5155753  Salvia leucantha Jay Walker, Annable, Carol 1995-2-27 1205 San Diego San Diego Wild Animal Park Comment
  NY43071  Salvia leucophylla J. B. Walker 1995-3-31 1308 Los Angeles Angeles National Forest, 5km E of Castaic, along USFS Rd 5N17 500 Comment
  RSA727053  Salvia leucophylla Jay Walker, R. C. Walker 3168 Santa Barbara Northeast of Santa Maria. Along hwy 166, at jct with Suey Canyon Road. [Maps in San Luis Obispo, it is close to the Santa Barbara/ S.L.O County] Comment
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Nov 30 2013
  RSA727055  Salvia leucophylla Jay Walker, R. C. Walker 3171 Santa Barbara Along hwy 166, 15.5 miles E of hwy 101 (mile marker 15.5). Comment
  SD241876  Salvia leucophylla Jay Walker, R. C. Walker 2004-4-20 3170 Santa Barbara Northeast of Santa Maria. Along hwy 166, at jct with Suey Canyon Road. Comment
  SD241877  Salvia leucophylla Jay Walker, R. C. Walker 2004-4-20 3173 Santa Barbara Along hwy 166, 15.5 miles E of hwy 101 (mile marker 15.5). Comment
  SD241878  Salvia leucophylla Jay Walker, R. C. Walker 2004-4-21 3189 Los Angeles NW of Castaic Lake. Along Ridge Route, 1.0 miles south of Templin road. Comment
  SEINET5502104 Image available Salvia leucophylla Tim Walker 1996-1 s.n. Los Angeles N.E. Side Rt 126, San Fernando Rd Exit of the 14 freeway. Near carpool parking lot Comment
  NY43019  Salvia mellifera J. B. Walker 1995-2-14 1156 San Diego Cass Street Canyon, at N terminus of Cass St 15 Comment
  RSA727056  Salvia mellifera Jay Walker, R. C. Walker 3087 Riverside 1.6 m W of Radec (jct 79 and R3), along Cutca Valley Road, 0.3 miles from jct with hwy 79. Comment
  RSA727057  Salvia mellifera Jay Walker, R. C. Walker 3067 San Diego Powy, at southwest corner of jct of Scripps Poway Parkway and Scripps Summit Drive (impending development). Comment
  RSA727065  Salvia mellifera Jay Walker, R. C. Walker 3146 Monterey North of San Simeon, along Hwy 1, 1.5 miles north of Monterey Co. line. Comment
  RSA727066  Salvia mellifera Jay Walker, R. C. Walker 3142 San Luis Obispo East of Cambria, at large pullout along Hwy 46, 7.8 miles E of jct with Hwy 1. Comment
  SD241879  Salvia mellifera Jay Walker, R. C. Walker 2004-4-19 3145 Monterey North of San Simeon, along Hwy 1, 1.5 miles north of Monterrey County line. Comment
  SD241880  Salvia mellifera Jay Walker, R. C. Walker 2004-4-19 3143 San Luis Obispo East of Cambria, at large pullout along Hwy 46, 7.8 miles E of jct with Hwy 1. South facing slope. Comment
  SD241881  Salvia mellifera Jay Walker, R. C. Walker 2004-4-14 3086 Riverside 1.6 m W of Radec (jct 79 and R3), along Cutca Valley Road, 0.3 miles from jct with hwy 79. Comment
  SD253493  Salvia mellifera Jay B. Walker 2004-4-14 jbw 3069 San Diego Poway, at southwest corner of junction of Scripps Poway Parkway and Scripps Summit Drive (impending development) Comment
  SD253494  Salvia mellifera Jay B. Walker 2004-4-13 jbw 3057 San Diego North end of Otay Lake, 7.6 miles west of Hwy 94 along Otay Lakes Road. Comment
  SEINET6165704 Image available Salvia mellifera Tim Walker 1994-1 s.n. Unknown Up Black CAnyon Road from Rt. 78 (Magnolia Ave) jct. just East of Ramona 579 Comment
  SEINET5195845  Salvia microphylla Jay Walker, Annable, Carol 1995-2-27 1208 San Diego San Diego Wild Animal Park Comment
  NY42729  Salvia munzii J. B. Walker 1995-3-14 1247 San Diego 5km S of Alpine, at junction of Japatul Rd and Via Asoteado 550 Comment
  RSA727059  Salvia munzii Jay Walker, R. C. Walker 3056 San Diego North end of Otay Lake, 7.6 miles west of Hwy 94 along Otay Lakes road. Comment
  SEINET5195183  Salvia munzii Jay Walker, Goldstein, Noah 1995-3-14 1247 San Diego 5km S of Alpine at jct. of Japatul Rd. and Via Asoteado Comment
  RSA727072  Salvia pachyphylla Jay Walker, R. C. Walker 3093 Riverside Santa Rosa Mtn., 7.3 miles up Santa Rosa Mtn. truck trail from jct with hwy 74. Comment
  SD241882  Salvia pachyphylla Jay Walker, R. C. Walker 2004-4-15 3095 Riverside Santa Rosa Mtn., 7.3 miles up Santa Rosa Mtn truck trail from jct with hwy 74. Comment
  SEINET5288453  Salvia regla Jay Walker, Annable, Carol; Harasko, Shari 1995-2-15 1160 San Diego San Diego Zoo Comment
  RSA0016849  Salvia sonomensis Jay Walker, R. C. Walker 3151 Monterey Los Padres National Forest. W of Hunter-Ligget Military reservation. Along Cone Peak Rd. (Coast Trail?), USFS Rd 20S05, 2.2 miles south of Nacimiento Road. Comment
  SD241883  Salvia sonomensis Jay Walker, R. C. Walker 2004-4-20 3161 San Luis Obispo North of San Luis Obispo. Cuesta Ridge Botanical Area. At jct of Cuesta Road and short road to TV towers, 0.2 miles S of TV towers. Comment
  SD241884  Salvia sonomensis Jay Walker, R. C. Walker 2004-4-19 3150 Monterey Los Padres National Forest. W of Hunter-Ligget Military reservation. Along Cone Peak Rd. (Coast Trail?), USFS Rd 20S05, 2.2 miles south of Nacimiento Road. Comment
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May 11 2015
  NY42901  Salvia spathacea J. B. Walker 1995-4-14 1341 San Luis Obispo E of Nipomo, along Hwy 166, just E of Suey Creek Rd 200 Comment
  RSA727054  Salvia spathacea Jay Walker, R. C. Walker 3165 San Luis Obispo East of Pismo Beach. Along Price Canyon road, 3.5 miles west of hwy 227. Comment
  RSA727063  Salvia spathacea Jay Walker, R. C. Walker 3154 Monterey Los Padres National Forest. W of Hunter-Ligget Military reservation. Along Nacimiento road, east of Ponderosa campground, 14.5 m. E of jct with Hwy 1. Comment
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Jul 23 2012
  SD241885  Salvia spathacea Jay Walker, R. C. Walker 2004-4-19 3156 Monterey Los Padres National Forest. W of Hunter-Ligget Military reservation. Along Nacimiento Road, east of Ponderosa campground, 14.5 m. E of jct with Hwy 1. Comment
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May 11 2015
  SD241886  Salvia spathacea Jay Walker, R. C. Walker 2004-4-20 3166 San Luis Obispo East of Pismo Beach. Along Price Canyon Road, 3.5 miles west of hwy 227. Comment
  NY43174  Salvia vaseyi J. B. Walker 1995-5-3 1404 Riverside S of Palm Desert, along Hwy 74, at desert lookout over Coachella Valley 500 Comment
  RSA727067  Salvia vaseyi Jay Walker, R. C. Walker 3101 Riverside Ca. 6 miles NE of Pinyon Flats, along hwy 74, at mile marker 87.25 in the first pullout uphill from Vista Point. Comment
  NY42402  Sambucus mexicana J. B. Walker 1994-8-10 886 Los Angeles 4km S of Gormon, next to I-5 200 Comment
  UC123681  Sambucus mexicana H. A. Walker 1907-7-7 682 Alameda Diamond Canyon Fruitvale Comment
  UC129751  Sambucus mexicana Miss Harriet A. Walker 1906-5 89 Alameda Vicinity of Berkeley Comment
  UCSB9848  Sambucus nigra subsp. caerulea Walker, Clifford 1954-3-2 Santa Barbara Meadow slope N of Rattlesnake Canyon 100 yds. E of Las Canoas Rd. 2 mi. NE Santa Barbara in foothills of Santa Ynez Mts. Comment
  A386178  Sambucus nigra subsp. caerulea H. A. Walker 1906-05-01 - 1906-06-01 89 Unknown Vicinity of Berkeley Comment
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Jan 17 2015
  OBI25832  Sambucus nigra subsp. caerulea Susan Walker 1972-5-28 22 Kings Ranch near Lemoore Comment
  CAS-BOT-BC236507  Sambucus racemosa subsp. racemosa Burt Walker 1930-8-24 62 Tuolumne Lukens Lake, near White Wolf, Yosemite National Park, Sierra Nevada Mountains 2590 Comment
  UC420497  Sanicula arctopoides Harriet A. Walker 1076 San Francisco San Francisco, Sutro Woods Sutro Woods; San Francisco, Sutro Woods Comment
  NY42562  Sanicula arguta J. B. Walker 1995-2-25 1187 San Diego 3km W of Santee Lakes 70 Comment
  SD222150  Sanicula arguta Jay B. Walker, Ann P. Walker 1995-2-25 1187 San Diego Santee. 3km W of Santee Lakes 70 Comment
  UC129750  Sanicula bipinnatifida Miss Harriet A. Walker 1906-5 77 Alameda vicinity of Berkeley Comment
  UC112722  Sanicula crassicaulis Miss H. A. Walker 1906-6-24 264 Mendocino Comptche Comment
  UC123697  Sanicula crassicaulis H. A. Walker 1907-7-4 616 Marin Mill Valley, Cascade Drive Mill Valley; , Cascade Drive Comment
  UC147638  Sanicula graveolens Harriet A. Walker 1908-6-23 1239 Placer Blue Canyon 1432 Comment
  UC147589  Sanicula tuberosa Miss Harriet A. Walker 1908-6-24 1300 Placer Blue Canyon 1432 Comment
  UC465599  Saponaria officinalis Harriet A. Walker 1907-8-13 873 Alameda U.C. Campus near Bot. Garden; U.C. Campus near Bot. Garden Comment
  NY43188  Satureja douglasii J. B. Walker 1995-6-6 1437 Los Angeles Santa Catalina Island, Middle Canyon, at pump station 400 Comment
  UC123648  Satureja douglasii Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 249 Mendocino near Comptche Comment
  UC416706  Satureja douglasii Harriet A. Walker 1908-6-13 1201 Marin Olema Comment
  UC123695  Scabiosa atropurpurea H. A. Walker 1907-7-7 679 Alameda Oakland, Fruitvale, Diamond Canyon Diamond Canyon; Oakland, Fruitvale, Diamond Canyon Comment
  UC416540  Scabiosa atropurpurea Harriet A. Walker 1907-7-13 697 Alameda Mills College Comment
  UC129749  Scandix pecten-veneris Miss Harriet A. Walker 1906-2 69 Alameda vicinity of Berkeley Comment
  UCD93091  Schismus arabicus F. Walker 1958-4-1 s.n. Fresno Western Fresno Co. Cantua Creek. Comment
  POM186062  Schoenoplectus maritimus Harriet Ann Walker 1907-9-22 1003 Solano Suisun Comment
  POM186190  Schoenoplectus maritimus Harriet Ann Walker 428 Alameda Vicinity of Berkeley Comment
  UC129829  Scirpus cernuus Miss Harriet A. Walker 1909-6-3 1723 Marin Tiburon Comment
  UC177938  Scirpus cernuus Harriet A. Walker 1914-8-24 3645 Unknown Comment
  UC127840  Scirpus maritimus Miss Harriet A. Walker 1906-7 428 Alameda vicinity Berkeley; vicinity of Berkeley Comment
  SEINET3165116  Scirpus microcarpus H. A. Walker 199 Alameda vicinity of Berkeley Comment
  UCSC000120  Scirpus microcarpus Harriet A. Walker 2002-5-31 199 Alameda Vicinity of Berkeley Berkeley Comment
  SEINET3165175  Scirpus robustus H. A. Walker 428 Alameda vicinity of Berkeley Comment
  UC123618  Scrophularia californica Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 359 Mendocino near Comptche Comment
  UCSC000694  Scrophularia californica Harriet A. Walker February-April 1906 72 Alameda Vicinity of Berkeley Berkeley Comment
  NY42907  Scrophularia californica subsp. floribunda J. B. Walker 1995-4-6 1324 San Diego Cleveland National Forest, Black Canyon Rd, 6km N of Ramona 500 Comment
  SD222262  Scrophularia californica subsp. floribunda Jay B. Walker 1995-4-6 1324 San Diego Cleveland National Forest. Black Canyon Rd. 6km N of Ramona. 500 Comment
  NY42989  Scrophularia villosa J. B. Walker 1995-4-8 1326 Los Angeles Santa Catalina Island, 2km S of Howland's Landing 100 Comment
  UC112734  Scutellaria antirrhinoides Harriet A. Walker 1906-6-23 308 Mendocino Comptche Comment
  POM15717  Scutellaria tuberosa Harriet Ann Walker 1906-02 40 Alameda Vicinity of Berkeley. Comment
  SEINET4979398  Scutellaria tuberosa Jay Walker, Goldstein, Noah 1995-3-15 1251 San Diego Cleveland National Forest, Palomar District. On Black Canyon Rd., 7km S of jct. with USFS Rd. 12S05 Comment
  UC130161  Scutellaria tuberosa Miss Harriet A. Walker 1906-2 40 Alameda vicinity of Berkeley Comment
  UC1713666  Scutellaria tuberosa Miss Harriet A. Walker 1906-2 40 Alameda vicinity of Berkeley Comment
  SEINET8021117  Scutellaria tuberosa H. A. Walker 1906-1 40 Alameda Vicinity of Berkeley. Comment
  CHSC25077  Sedum spathulifolium J. R. Walker 1973-4-30 21 Tehama 2 mi n of Tehama-Butte county line on state hwy 32. 609 Comment
  SEINET3148676  Senecio aronicoides H. A. Walker 82 Alameda Vicinity of Berkeley Comment
  UC147586  Senecio aronicoides Harriet A. Walker 1908-6-23 1224 Placer Blue Canyon 1432 Comment
  UC472364  Senecio aronicoides Harriet A. Walker 1908-4-30 1069 San Francisco Sutro Woods San Francisco, Sutro Woods Comment
  NY43005  Senecio breweri J. B. Walker 1995-4-18 1371 Monterey 6km S of Lockwood, along G18 (Jolon Rd) 400 Comment
  UC147608  Senecio integerrimus var. major Harriet A. Walker 1908-6-26 1303 Placer Cisco 1810 Comment
  NY42967  Senecio lyonii J. B. Walker 1995-4-8 1331 Los Angeles Santa Catalina Island, 2km S of Isthmus 100 Comment
  UC147620  Senecio triangularis Harriet A. Walker 1908-6-24 1287 Placer Blue Canyon 1432 Comment
  NY201872  Sequoia sempervirens J. B. Walker 1994-8-11 889 Santa Cruz UCSC campus, adjacent to "Natural Area" at N edge of campus 50 Comment
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Jan 30 2017
  SEINET5501888 Image available Sequoia sempervirens Sally Walker 1963-5-27 s.n. Unknown Stephens State Park Comment
  CAS-BOT-BC10706  Sequoiadendron giganteum Burt Walker 1930-9-7 68 Tuolumne Tuolumne Grove Big Trees, Southern Tuolumne County. 1676 Comment
  UC401310  Sequoiadendron giganteum Miss Harriet A. Walker 1912-6-18 2746 Calaveras Calaveras Grove Comment
  UC127983  Sesuvium verrucosum Harriet A. Walker 1907-9-8 887 San Joaquin Lathrop Comment
  UC146424  Sherardia arvensis Miss Harriet A. Walker 1909-7-31 1800 Alameda U.C. Campus Berkeley (e of South Hall) Comment
  UC112778  Sidalcea diploscypha Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 312 Mendocino near Comptche; near Comptche Comment
  UC128214  Sidalcea glaucescens Miss Harriet A. Walker 1908-7-25 1388 Placer Cisco 1810 Comment
  CSUSB1389  Sidalcea malviflora Steve Walker 1966-3-3 Kern Bakersfield, 2 miles north, on side of road to Kern River. 304 Comment
  SEINET3143349  Sidalcea malviflora subsp. malviflora H. A. Walker 1906-5-1 83 Alameda Vicinity of Berkeley Comment
  UC112753  Silene californica Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 387 Mendocino near Comptche; near Comptche Comment
  UC147632  Silene californica Harriet A. Walker 1908-6-24 1253 Placer Blue Canyon 1432 Comment
  SEINET4176068 Image available Silene californica Sally Walker 1981-5-18 Napa 9.9 mi down balts canyon rd South of Middletown Comment
  UC128140  Silene douglasii Miss Harriet A. Walker 1908-7-26 1589 Placer Cisco 1810 Comment
  CAS-BOT-BC393578  Silene gallica Jay B. Walker 1995-4-17 1367 Monterey Los Padres Ntl Forest, Milpitas Rd, 6km S of Mem Park Campground 500 Comment
  NY43011  Silene gallica J. B. Walker 1995-4-17 1367 Monterey Los Padres National Forest, Milipitas Rd, 6km S of Memorial Park Campground 500 Comment
  UC130164  Silene gallica Miss Harriet A. Walker 1906-2 70 Alameda vicinity Berkeley; vicinity of Berkeley Comment
  UC147556  Silene lemmonii Harriet A. Walker 1908-6-23 1233 Placer Blue Canyon 1432 Comment
  UC123724  Silybum marianum H. A. Walker 1907-7-4 627 Marin Cascade Drive , Cascade Drive (Mill Valley) Comment
  UC176320  Silybum marianum Harriet A. Walker 1913-6-8 2996 Alameda Northbrae, Berkeley Comment
  UCSC000738  Silybum marianum H. A. Walker 2007-5-29 601 Alameda U.C. Campus near North Hall U.C. Campus, North Hall - Vicinity of Berkeley Comment
  UC123756  Sinapis arvensis H. A. Walker 1907-5-10 593 Alameda Berkeley, University of California Campus Berkeley; , University of California Campus Comment
  UC126736  Sinapis arvensis Harriet A. Walker 1907-10-8 1024 Alameda Berkeley, near Mining Building Berkeley Comment
  UC402620  Sisymbrium officinale Harriet A. Walker 1907-8-3 774 Santa Cruz Boulder Creek Comment
  SEINET3271693 Image available Sisyrinchium bellum Tim Walker 1994-4-20 4 San Diego Upper Harbison Canyon 396 Comment
  UC112750  Sisyrinchium bellum Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 290 Mendocino near Comptche Comment
  UC1713279  Sisyrinchium bellum Miss Harriet A. Walker 1906-2 21 Alameda vicinity of Berkeley Comment
  UC128018  Sium suave Harriet A. Walker 1907-9-22 978 Solano Suisun Comment
  UC112788  Smilacina racemosa Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 381 Mendocino near Comptche Comment
  UC147619  Smilacina racemosa Harriet A. Walker 1908-6-23 1226 Placer Blue Canyon 1432 Comment
  NY44565  Solandra maxima J. B. Walker 1996-3-3 1866 San Diego La Jolla, adjacent to northern terminus of Cass St. 927 Candlelight Pl 15 Comment
  UC130166  Solanum americanum Miss Harriet A. Walker May 1 1906-Jun 1 1906 178 Alameda vicinity of Berkeley Comment
  CSUSB792  Solanum douglasii Steve Walker 1966-5-13 Riverside City of Riverside, Fairmount Park on western perimeter, 300 yards into streambed from road. 304 Comment
  UC172093  Solanum marginatum Harriet A. Walker 1913-6-18 2898 Alameda Botanic Garden, Berkeley. Comment
  UC145426  Solanum nigrum H. A. Walker 1909-8-31 1842 Alameda Bot. Gar. Comment
  UC163479  Solanum sisymbriifolium Harriet A. Walker 1911-10-10 2579 Alameda Botanic Garden, Berkeley. Comment
  NY43073  Solanum umbelliferum J. B. Walker 1995-4-17 1360 Monterey W of King City, along Pine Canyon Rd, 10km W of junction with Hwy G14 500 Comment
  SEINET3162585  Solanum umbelliferum H. A. Walker 41 Alameda vicinity of Berkeley Comment
  UC130167  Solanum umbelliferum Miss Harriet A. Walker 1906-2 41 Alameda vicinity of Berkeley Comment
  NY43145  Solanum wallacei J. B. Walker 1995-6-6 1433 Los Angeles Santa Catalina Island, Cape Canyon, dry creekbed, 2km E of Middle Canyon 300 Comment
  SD222265  Solanum xanti Jay B. Walker, Noah C. Goldstein 1995-3-16 1258 San Diego 6km NW of Lower Otay Lake on Proctor Valley Rd. 199 Comment
  CLARK-A1656-649  Solidago californica Milton Walker 1977-10-21 Riverside Cottonwood Canyon 304 Comment
  POM56227  Solidago californica Harriet Ann Walker 1906-07 456 Alameda Vicinity of Berkeley. Comment
  CHSC422  Solidago velutina subsp. californica E. Walker 1932-8-21 Butte Paradise. Comment
  UCD136096  Solidago velutina subsp. californica Harriet A. Walker 1906-7 456 Alameda vicinity of Berkeley. Comment
  UC147613  Sonchus asper Miss Harriet A. Walker 1908-6-27 1328 Placer Blue Canyon 1432 Comment
  UC123736  Sonchus oleraceus H. A. Walker 1907-7-7 672 Alameda Fruitvale Comment
  UC123760  Sonchus oleraceus H. A. Walker 1907-7-4 618 Marin Cascade Drive Mill Valley (Mill Valley) Comment
  UC147612  Sonchus oleraceus Miss Harriet A. Walker 1908-6-27 1330 Placer Blue Canyon 1432 Comment
  UC128209  Sorbus californica Miss Harriet A. Walker 1908-7-26 1445 Placer Cisco 1810 Comment
  NY42995  Spartium junceum J. B. Walker 1995-3-29 1291 Los Angeles Angeles National Forest, Big Tujunga Canyon Rd, at Hidden Springs 1000 Comment
  UCSB1896  Spergularia macrotheca Walker, Clifford 1954-4-20 San Mateo 50 yds. from ocean, 1 mi. S of Half Moon Bay Comment
  CDA24123  Spergularia rubra Annie Walker 2007-8-18 s.n. Alpine Toiyabe National Forest Near Burnside Lake Road on tributary of Hawkins Creek, SW of Hawkins Peak. Comment
  UCSC000265  Spergularia rubra Harriet A. Walker 2008-7-25 1402 Placer in sand near Yuba river - Cisco Comment
  UCSB44776  Sphaeralcea ambigua Walker, R. 1980-6-1 Inyo 16km east of Owens Lake, on Centennial Flat off of route 90 1550 Comment
  SEINET5501451 Image available Spiraea douglasii Sally Walker 1982-1 s.n. Unknown East Lake Rd. Shasta City Comment
  CAS-BOT-BC152704  Spiraea splendens Burt Walker 1930-8-4 53 Tuolumne Harden Lake - Yosemite National Park 2286 Comment
  SEINET3163883  Spraguea umbellata H. A. Walker 1908-6-23 1207 Placer Blue Canon Station, in the Sierra Nevada 1470 Comment
  POM62685  Stachys ajugoides Harriet Ann Walker 1906-05 166 Alameda Vicinity of Berkeley Comment
  UC129757  Stachys ajugoides var. ajugoides Miss Harriet A. Walker 1906-5 166 Alameda vicinity Berkeley Comment
  UC112725  Stachys ajugoides var. rigida Miss H. A. Walker 1906-6-23 107 Mendocino Oris Springs Comment
  UC129758  Stachys ajugoides var. rigida Miss Harriet A. Walker 1906-2 44 Alameda vicinity Berkeley Comment
  UC72027  Stachys albens Miss H. A. Walker 1905-8-25 Solano Suisun Marshes Comment
  NY42952  Stachys bullata J. B. Walker 1995-4-14 1342 San Luis Obispo E of Nipomo, along Hwy 166, just E of Suey Creek Rd 200 Comment
  POM126695  Stachys bullata Harriet Ann Walker 1907-8-4 809 Santa Cruz Boulder Creek. Comment
  CHSC806  Stachys pycnantha E. Walker 1932-7-26 Butte Magalia Heights. 731 Comment
  UCSC000647  Stachys rigida subsp. quercetorum H. A. Walker 2007-7-4 650 Marin Mill Valley Comment
  CAS-BOT-BC181440  Stellaria littoralis Miss. H. A. Walker 1917-5-5 3974 San Francisco Lands End, San Francisco Comment
  GH376701  Stellaria littoralis H. A. Walker 1917-5-5 3974 Unknown San Francisco, Land's End Comment
  LA44601  Stellaria littoralis Harriet A. Walker; 1917-5-5 3974 San Francisco Land's End Comment
  POM118228  Stellaria littoralis Harriet Ann Walker 1917-5-5 3974 San Francisco Land s End Comment
  RSA3381  Stellaria littoralis Harriet Ann Walker 1917-5-5 3974 San Francisco Land s End Comment
  SD1577  Stellaria littoralis H. A. Walker 1917-5-5 San Francisco Land's End Comment
  UC311563  Stellaria littoralis Miss H. A. Walker 1917-5-5 3974 San Francisco Land's End; San Francisco Comment
  UC485639  Stephanomeria elata Harriet A. Walker 1907-8-3 751 Santa Cruz Boulder Creek Comment
  UC128271  Stephanomeria lactucina Miss Harriet A. Walker 1908-7-26 1424 Placer Cisco 1810 Comment
  CLARK-A1656-669  Stillingia spinulosa Milton Walker 1978-3-22 San Bernardino Morongo Valley 761 Comment
  SEINET10846699  Strelitzia reginae Walker 1995-11-7 Walker 1716 San Diego San Diego Zoo. Cultivated. Native to South Africa. 30 Comment
  UCR5981  Streptanthella longirostris Steve Walker 1966-3-8 s.n. San Bernardino Mojave Desert, 3-6 mi north of Barstow on the Fort Irwin Road [east of Waterman Hills, near Fossil Bed Road junction] 701 Comment
  SEINET5501528 Image available Streptanthus glandulosus Sally Walker 1983-5-26 Napa e side of Mt St Helena Napa co. Comment
  SEINET5501001 Image available Streptanthus tortuosus Sally Walker 1982-8-5 Placer Ski area above Tahoe Truckee Rd Comment
  NY43008  Styrax officinalis var. redivivus J. B. Walker 1995-4-24 1374 Glenn W of Elk Creek, Sanhedrin Rd, at border of Mendocino National Forest 500 Comment
  CAS-BOT-BC48029  Styrax redivivus Jay B. Walker 1995-4-24 1374 Glenn W of Elk Creek, Sanhedrin Road, at border of Mendocino Nat'l Forest. 500 Comment
  SEINET5733507 Image available Styrax redivivus Michael A. Walker 1974-1 19 Butte State Hwy 70, 5 mi. S of Arch Rock Tunnel.; Arch Rock Tunnel Comment
  CAS-BOT-BC110367  Suaeda californica Harriet Ann Walker 1906-9-28 473 Alameda Bay Farm Island, along east shore of San Francisco Bay. Comment
  GH376558  Suaeda californica H. A. Walker 1906-9-28 473 Unknown Bayfarm Island, along east shore of San Francisco Bay Comment
  SBBG30005  Suaeda californica H. A. Walker 1906-9-28 473 Alameda Bay Farm Island, along E shore of San Francisco Bay Comment
  SD1459  Suaeda californica H. A. Walker 1906-9-28 473 Alameda Bay Farm Island, along east shore of San Francisco Bay. Comment
  SEINET177166  Suaeda californica Harriet A. Walker Alameda Comment
  UC126852  Suaeda californica Miss Harriet A. Walker 1906-9-28 473 Alameda Bay Farm Island San Francisco Bay (along e shore of San Francisco Bay) Comment
  UC170138  Suaeda californica Miss Harriet A. Walker 1912-8-17 2825 Alameda near Fleming (on S.P.R.R., nw Berkeley on county line); Berkeley Comment
  UCD99502  Suaeda californica Miss H. A. Walker 1906-9-28 473 Alameda Bay Farm Island, along east shore of San Francisco Bay. Comment
  UCSB55381  Suaeda californica Walker, H. 1906-9-28 Alameda Bay Farm Island; along east shore of San Francisco Bay Comment
  NY44679  Suaeda californica J. B. Walker 1996-7-6 1916 San Diego This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  SEINET4173379  Suaeda californica H. A. Walker 1906-1 Alameda Comment
  SEINET4446777  Suaeda californica H. A. Walker 1906-1 Unknown Comment
  A386289  Symphoricarpos albus H. A. Walker 1906-7 425 Unknown Vicinity of Berkeley Comment
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Jan 17 2015
  SEINET8060289  Symphoricarpos albus H. A. Walker 1906-1 425 Alameda Vicinity of Berkeley. Comment
  POM46688  Symphoricarpos albus var. laevigatus Harriet Ann Walker 1906-1 425 Alameda Vicinity of Berkeley Comment
  UC112773  Symphoricarpos albus var. laevigatus Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 206 Mendocino near Comptche Comment
  UC129759  Symphoricarpos albus var. laevigatus Miss Harriet A. Walker 1906-7 425 Alameda vicinity Berkeley Comment
  UC416592  Symphoricarpos albus var. laevigatus Harriet A. Walker 1907-8-3 734 Santa Cruz Boulder Creek Comment
  UC123749  Symphoricarpos mollis H. A. Walker 1907-7-4 642 Marin Cascade Drive Cascade Drive, Mill Valley; Mill Valley Comment
  UC416566  Symphoricarpos mollis Harriet A. Walker 1907-8-3 713 Santa Cruz Boulder Creek Comment
  UC127738  Symphyotrichum chilense Miss Harriet A. Walker 1906-7 459 Alameda vicinity of Berkeley Comment
  UC128183  Symphyotrichum chilense Harriet A. Walker 1907-9-22 989 Solano Suisun Comment
  UC128133  Symphyotrichum spathulatum Miss Harriet A. Walker 1908-7-26 1437 Placer Cisco 1810 Comment
  UC128218  Symphyotrichum spathulatum Miss Harriet A. Walker 1908-7-25 1396 Placer near, Cisco Yuba River Comment
  UC128139  Symphyotrichum spathulatum Miss Harriet A. Walker 1908-7-27 1464 Placer Cisco Yuba River Comment
  UC128073  Symphyotrichum subulatum Harriet A. Walker 1907-9-22 991 Solano Suisun Comment
  SEINET3145887  Symphyotrichum subulatum H. A. Walker 1907-9-22 991 Solano Suisun City Comment
  UC112776  Synthyris reniformis Harriet A. Walker Jun 23 1906-Jun 29 1906 318 Mendocino near Comptche Comment
  SD216535  Tamarix aphylla Jay B. Walker, Noah C. Goldstein 1995-3-15 1248 San Diego Cleveland National Forest, Palomar district on Road 12S04, 1 kilometer from junction with Pamo Road 399 Comment
  NY42676  Tamarix chinensis J. B. Walker 1995-3-15 1248 San Diego Cleveland National Forest, Palomar district, USFS Rd 12S04, 1km from junction with Pamo Rd 400 Comment
  UCSB4139  Tamarix gallica Walker, Clifford 1954-4-11 San Bernardino Grassy desert 3 mi S. E. of Pearblossom Comment
  CAS-BOT-BC223935  Tamarix parviflora Jay B. Walker 1995-4-30 1401 Lake 10km E of Clearlake Oaks along Hwy 20 500 Comment
  CAS-BOT-BC376767  Tanacetum bipinnatum Miss. H. A. Walker 1909-8-17 1840 San Francisco Point Lobos, San Francisco Comment
  POM52934  Tanacetum camphoratum Harriet Ann Walker 1909-8-17 1840 San Francisco Point Lobos, San Francisco. Comment
  POM67397  Tanacetum camphoratum Harriet Ann Walker 1909-8-17 1840 San Francisco Point Lobos, San Francisco. Comment
  UC163945  Tanacetum camphoratum Miss H. A. Walker 1909-8-17 1840 San Francisco Point Lobos San Francisco Comment
  UC468753  Tanacetum parthenium Harriet A. Walker 1907-8-10 859 San Francisco Telegraph Hill San Francisco Comment
  UC147626  Taraxacum officinale Miss Harriet A. Walker 1908-6-26 1319 Placer Cisco 1810 Comment
  UC129615  Taraxia ovata Miss Harriet A. Walker 1906-2 3 Alameda vicinity of Berkeley Comment
  UC129462  Tauschia hartwegii Miss Harriet A. Walker 1906-5 110 Alameda vicinity Berkeley; vicinity of Berkeley Comment
  SEINET6165227 Image available Tetracoccus hallii Sally Walker 1986-1 s.n. Unknown Joshua Tree National Monument 1219 Comment
  SEINET5500745 Image available Tetradymia spinosa Sally Walker 1980-5-17 Unknown Daylight Pass, Death Valley, Calif. 1219 Comment
  UC128270  Thalictrum fendleri Miss Harriet A. Walker 1908-7-26 1447 Placer Cisco 1828 Comment
  UC129761  Thalictrum fendleri Miss Harriet A. Walker 1906-5 119 Alameda vicinity of Berkeley Comment
  CHSC1497  Thalictrum fendleri var. polycarpum E. Walker 1932-4-28 Butte Pulga on Feather river. 548 Comment
  SD216518  Thalictrum fendleri var. polycarpum Jay B. Walker 1995-3-9 1237 Orange Cleveland National Forest, Trabuco District; at junction of USFS Road 6S10 and San Juan Trail 99 Comment
  NY42605  Thalictrum polycarpum J. B. Walker 1995-3-9 1237 Orange Cleveland National Forest, Trabuco district, at junction of USFS Rd 6S10 and San Juan Trail 100 Comment
  SEINET3161847  Thalictrum polycarpum H. A. Walker 119 Alameda Vicinity of Berkeley Comment
  SEINET5339004  Thalictrum polycarpum H. A. Walker 119 Alameda Vicinity of Berkeley Comment
  NY42725  Thamnosma montana J. B. Walker 1995-3-22 1271 San Diego 3km S of I-8, at Oasis 1000 Comment
  SD222253  Thamnosma montana Jay B. Walker, Noah C. Goldstein 1995-3-22 1271 San Diego 3km S of I-8 at Oasis. 1000 Comment
  UC420438  Tiarella trifoliata var. unifoliata Harriet A. Walker 1907-8-3 745 Santa Cruz Boulder Creek Comment
  UC123731  Torilis nodosa H. A. Walker 1907-5-19 595 Alameda Berkeley, Allston Way near Union St. Comment
  SEINET11192989  Torilis nodosa H. A. Walker 1907-5-19 595 Alameda Berkeley. Comment
  SEINET11192999  Torilis nodosa H. A. Walker 1907-5-19 595 Alameda Berkeley. Comment
  NY201869  Torreya californica J. B. Walker 1994-8-8 880 Santa Cruz This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  POM126424  Toxicodendron diversilobum Harriet Ann Walker 1908-7-13 1372 Marin Mill Valley Comment
  POM126425  Toxicodendron diversilobum Harriet Ann Walker 1907-8-3 735 Santa Cruz Boulder Creek Comment
  POM127714  Tribulus terrestris Harriet Ann Walker 1907-9-8 933 Imperial Lathrop, S.P. R.R. at station. Comment
  SEINET6165668 Image available Trichostema lanatum Tim Walker 1996-1 s.n. Los Angeles Malibu Creek State Park 244 Comment
  JEPS63138  Trichostema lanceolatum J. T. Walker 1923-10-22 Fresno Fresno Comment
  SEINET6174104 Image available Trientalis europaea var. latifolia Sally Walker 1981-5-25 Sonoma 3 miles west of Occidental Sonoma co. Comment
  UC112745  Trientalis latifolia Miss Harriet A. Walker Jun 28 1906-Jun 29 1906 263 Mendocino near Comptche Comment
  UC129762  Trientalis latifolia Miss Harriet A. Walker 1906-2 74 Alameda vicinity of Berkeley Comment
  UC147569  Trientalis latifolia Harriet A. Walker 1908-6-23 1223 Placer Blue Canyon 1432 Comment
  SEINET1912773  Trifolium S. Walker 1982-1 83 H-100 Solano 4 miles west of Occidental Comment
  SEINET5501407 Image available Trifolium Sally Walker 1983-1 s.n. Sonoma 4 mi W of Occidental Comment
  UC124466  Trifolium barbigerum H. A. Walker 1907-4-23 565 Alameda vicinity Berkeley (w part) Comment
  UC631339  Trifolium bifidum var. decipiens Miss Walker 1907-4-18 Alameda Berkeley Comment
  RSA28225  Trifolium bifidum var. decipiens Harriet Ann Walker 1907-4-19 560 San Francisco E shore of San Francisco Bay, near W Berkeley, alt 25m. More plentiful in the hill at altitudes of 100 to 300m, but hill specimens are smaller Comment
  RSA3368  Trifolium bifidum var. decipiens Harriet Ann Walker 1907-4-19 560 San Francisco E shore of San Francisco Bay, near W Berkeley, alt 25m. More plentiful in the hill at altitudes of 100 to 300m, but hill specimens are smaller Comment
  SD2496  Trifolium bifidum var. decipiens H. A. Walker 1907-4-19 560 Alameda near West Berkley, east shore of San Francisco Bay 24 Comment
  SEINET3131815  Trifolium bifidum var. decipiens H. A. Walker 1907-4-19 70 Alameda East shore of San Francisco Bay, near West Berkeley 25 Comment
  UC129763  Trifolium ciliolatum Miss Harriet A. Walker 1906-2 48 Alameda vicinity Berkeley Comment
  UC631319  Trifolium ciliolatum Miss Walker 1907-4-18 Alameda Berkeley Comment
  SEINET3131825  Trifolium ciliolatum H. A. Walker 1906-2-1 48 Alameda Vicinity of Berkeley Comment
  UC146419  Trifolium cyathiferum Miss Harriet A. Walker 1908-7-25 1386 Placer Cisco Comment
  UC146435  Trifolium cyathiferum Miss Harriet A. Walker 1908-7-25 1407 Placer Cisco 1810 Comment
  UC126896  Trifolium depauperatum var. amplectens Miss H. A. Walker 1907-4-12 551 Alameda University Campus Berkeley Comment
  POM20473  Trifolium depauperatum var. amplectens Harriet Ann Walker 1907-4-12 551 Alameda Growing wild on the University campus, Berkeley. Comment
  SEINET10862702  Trifolium depauperatum var. stenophyllum Walker 1907-4-12 Walker 551 Unknown Growing wild on the University campus Berkeley. Forms a loose sod on clay soil. Comment
  POM28222  Trifolium depauperatum var. truncatum Harriet Ann Walker 1907-4-12 551 Alameda Growing wild on the University campus, Berkeley. Comment
  SEINET3131831  Trifolium depauperatum var. truncatum H. A. Walker 1907-4-12 67 Alameda University campus, Berkeley Comment
  SBBG29984  Trifolium depauperatum var. truncatum H. A. Walker 1907-4-12 551 Alameda University campus, Berkeley Comment
  UC280187  Trifolium dubium H. A. Walker 1921-5-21 Alameda s Campanile Comment
  CHSC59540  Trifolium fucatum Roberta Walker 1992-4-4 9 Colusa Ca. 0.3 mi w of jct of Hwys 20 and 16, s side of Bear Creek, ca. 18 mi sw of Williams. 321 Comment
  UC129764  Trifolium fucatum Harriet A. Walker 1906-2 52 Alameda vicinity Berkeley Comment
  UC631261  Trifolium fucatum Miss Walker 1907-4-15 3 Alameda near gymnasium; University of California, Berkeley Campus Comment
  UCSB7299  Trifolium fucatum Walker, Clifford 1954-4-20 San Mateo 50 yds. from ocean, 1 mi. S of Half Moon Bay Comment
  UC129765  Trifolium gracilentum Miss Harriet A. Walker 1906-5 107 Alameda vicinity Berkeley Comment
  SEINET6793641 Image available Trifolium incarnatum Sally Walker 1993-1 Sonoma Mill Station Road, Sebastopol Comment
  UCSC000411  Trifolium macraei H. A. Walker 2007-5-9 586 Marin on the road to Mt. Tamalpias Comment
  UC126895  Trifolium microcephalum Miss H. A. Walker 1907-5-1 540 Alameda w base Berkeley hills 120 Comment
  UC146055  Trifolium microcephalum Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 329 Mendocino near Comptfhe Comment
  UC631573  Trifolium microcephalum Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 257 Mendocino near Comptche Comment
  UC631574  Trifolium microcephalum Miss Walker 1907-4-18 Alameda Berkeley Comment
  POM20471  Trifolium microcephalum Harriet Ann Walker 1907-05 554 Alameda West base of the Berkeley Hills. 120 Comment
  SEINET3131873  Trifolium microcephalum H. A. Walker 554 Alameda W bank of Berkeley Hills 120 Comment
  POM27268  Trifolium microdon Harriet Ann Walker 1907-05 553 Alameda West base of the Berkeley Hills. 120 Comment
  SEINET3131880  Trifolium microdon H. A. Walker 553 Alameda W bank of Berkeley Hills 120 Comment
  UC123691  Trifolium pratense H. A. Walker 1907-7-8 692 Alameda near South Hall; U. C. Campus Comment
  UC147624  Trifolium pratense Miss Harriet A. Walker 1908-6-27 1335 Placer Blue Canyon 1432 Comment
  UCSC000418  Trifolium pratense H. A. Walker 2007-7-7 687 Alameda East Oakland Comment
  UC147609  Trifolium repens Miss Harriet A. Walker 1908-6-27 1336 Placer Blue Canyon 1432 Comment
  SBBG30071  Trifolium variegatum Miss H. A. Walker 1907-4-12 Alameda University campus, Berkeley Comment
  UCD109438  Trifolium variegatum Miss H. A. Walker 1907-4-12 550 Alameda University campus, Berkeley. Comment
  UC126897  Trifolium variegatum var. melananthum Miss H. A. Walker 1907-4-12 550 Alameda University campus Berkeley Comment
  SEINET10577382  Trifolium variegatum var. variegatum Walker 1907-4-12 Walker 550 Unknown Growing wild on the University campus, Berkeley. Comment
  SEINET3131921  Trifolium variegatum var. variegatum H. A. Walker 1907-4-12 66 Alameda University campus Berkeley Comment
  UC128023  Trifolium willdenovii Harriet A. Walker 1907-9-22 974 Solano Suisun Comment
  UC129457  Trifolium willdenovii Miss Harriet A. Walker 1906-2 51 Alameda Berkeley vicinity Comment
  UC165549  Trifolium wormskioldii Harriet A. Walker 1908-6-13 1169 Marin Olema Comment
  UC123728  Trifolium wormskioldii H. A. Walker 1907-5-9 584 Marin on rd to Mt. Tamalpais Comment
  IRVC126864  Triglochin concinna H. A. Walker 1906-8-5 433 Alameda West Berkeley, on the eastern shore of San Francisco Bay Comment
  POM119050  Triglochin concinna Harriet Ann Walker 1906-8-5 433 Alameda West Berkeley, on eastern shore of San Francisco Bay. Comment
  SD71  Triglochin concinna H. A. Walker 1906-8-5 433 Alameda West Berkeley, on the eastern shore of San Francisco Bay. Common near the bay on low wet saline ground. Comment
  SEINET3151080  Triglochin concinna H. A. Walker 1906-8-5 433 Alameda W Berkeley, on the eastern shore of San Francisco Bay Comment
  UCR19701  Triglochin concinna H. A. Walker 1906-8-5 433 Alameda San Francisco Bay Region, West Berkeley, on the eastern shore of San Francisco Bay 1 Comment
  CAS-BOT-BC451784  Triglochin maritima Miss. H. A. Walker 1906-8-5 433 Alameda West Berkeley, on the eastern shore of San Francisco Bay. Comment
  CAS-BOT-BC451786  Triglochin maritima Miss. H. A. Walker 1906-8-5 433 Alameda West Berkeley, on the eastern shore of San Francisco Bay. Comment
  POM208394  Triglochin maritima Harriet Ann Walker 1906-8-5 433 Alameda West Berkeley, on eastern shore of San Francisco Bay Comment
  POM208405  Triglochin maritima Harriet Ann Walker 133 Alameda Vicinity of Berkeley Comment
  SEINET5335546  Triglochin maritima H. A. Walker 1906-8-5 36 Alameda W Berkley, on the E shore of San Fransisco Bay Comment
  UC112751  Trillium ovatum Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 300 Mendocino near Comptche Comptche Comment
  UCD139916  Trillium ovatum Michael A. Walker 1974-4-13 24 Mendocino off of State Highway 1, 5.3 miles east on Airport Road. 91 Comment
  UC123624  Triphysaria pusilla Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 285 Mendocino near Comptche Comment
  UC123622  Triphysaria versicolor subsp. faucibarbata Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 295 Mendocino near Comptche; near Comptche Comment
  UCSC000017  Trisetum canescens Harriet A. Walker 2008-6-29 1500 Placer On trail to Campbell Lake - Cisco 1829 Comment
  UC147621  Triteleia ixioides subsp. anilina Harriet A. Walker 1908-6-24 1274 Placer Blue Canyon 1432 Comment
  CAS-BOT-BC522069  Triteleia ixioides subsp. ixioides Burt Walker 1930-7-20 25 Mariposa Lake Tenaya, Yosemite National Park, Sierra Nevada Mountains 2484 Comment
  UC112740  Triteleia laxa Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 311 Mendocino near Comptche Comment
  UC127619  Triteleia laxa Miss Harriet A. Walker 1906-5 148 Alameda vicinity of Berkeley Comment
  SEINET3127299  Triteleia laxa H. A. Walker 1906-1 148 Contra Costa Vicinity of Berkeley Comment
  UC129176  Triteleia peduncularis Miss Harriet A. Walker 1909-6-3 1725 Marin Tiburon Comment
  UC441315  Typha latifolia Harriet A. Walker 1907-9-8 894 San Joaquin Lathrop Comment
  CAS-BOT-BC91268  Umbellularia californica Jay B. Walker; Noah Goldstein 1994-8-12 894 Santa Cruz Swanton Road. 7 km from southern junction with Highway 1. 20 Comment
  NY42161  Umbellularia californica J. B. Walker 1994-8-12 894 Santa Cruz Swanton Rd, 7km from S junction with Hwy 1 20 Comment
  UC129460  Umbellularia californica Miss Harriet A. Walker 1906-2 1 Alameda vicinity of Berkeley Comment
  SEINET5339117  Umbellularia californica H. A. Walker 1 Alameda Vicinity of Berkeley Comment
  UC129461  Urtica dioica subsp. holosericea Miss Harriet A. Walker 1906-5 171 Alameda vicinity of Berkeley Comment
  UCSC000189  Urtica dioica subsp. holosericea Harriet A. Walker 2007-8-3 738 Santa Cruz Boulder Creek Comment
  NY42747  Urtica urens J. B. Walker 1995-3-24 1284 San Diego N of Leucadia, along N edge of Batiquitos Lagoon 10 Comment
  CAS-BOT-BC193890  Vaccinium ovatum Jay B. Walker; Noah Goldstein 1994-8-13 898 Santa Cruz USCS campus, adjacent to Natural Area at northern edge of campus. 50 Comment
  POM132237  Vaccinium ovatum Harriet Ann Walker 1906-6-24 218 Mendocino Comptche Comment
  UC112723  Vaccinium ovatum Miss H. A. Walker 1906-6-24 218 Mendocino Comptche Comment
  UC177002  Vaccinium shastense subsp. nevadense Miss Harriet A. Walker 1912-6-17 2738 Calaveras Trail to San Antonio Falls Calaveras Comment
  SEINET3151182  Vancouveria parviflora H. A. Walker 1906-6-23 364 Mendocino Collected near Comptche Comment
  UC112759  Vancouveria planipetala Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 225 Mendocino near Comptche; near Comptche Comment
  UC124063  Verbascum thapsus Harriet A. Walker 1907-9-26 1010 Alameda U. C. Campus, escaped fr. Bot. Garden Comment
  UCSC000697  Verbascum thapsus Harriet A. Walker 2008-6-27 1324 Placer Blue Canon 1433 Comment
  UC1282665  Verbascum virgatum Howard R. Walker 1965-5-16 124 Fresno on Auberry Road 3.6 mi n Copper Road growing between road and Little Dry Creek 91 Comment
  RSA185026  Verbascum virgatum Howard R. Walker 1965-5-16 124 Fresno 3.6 miles north of Copper Road on Auberry Road. 91 Comment
  NY43010  Verbena lasiostachys var. lasiostachys J. B. Walker 1995-4-17 1355 Monterey W of King City, along Pine Canyon Rd, 10km W of junction with Hwy G14 500 Comment
  POM126474  Verbena lasiostachys var. lasiostachys Harriet Ann Walker 1907-8-3 730 Santa Cruz Boulder Creek. Comment
  UC112748  Verbena lasiostachys var. lasiostachys Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 211 Mendocino near Comptche Comment
  POM129004  Veronica americana Harriet Ann Walker 1908-6-13 1355 Marin Olema Comment
  CDA34497  Veronica anagallis-aquatica M. Walker 2011-5-6 PDR# 1626279 Santa Clara San Jose: Silver Creek, near Tully Street and Capitol Expressway; immediately southwest of Cunningham Lake. Comment
  SEINET12894962 Image available Veronica beccabunga var. americana E. P. Walker 1888-1 198 Unknown Comment
  CAS-BOT-BC267242  Viburnum ellipticum Jay B. Walker 1995-4-24 1378 Glenn W of Elk Creek, Sanhedrin Road at border of Mendocino National Forest 1000 Comment
  NY43098  Viburnum ellipticum J. B. Walker 1995-4-24 1378 Glenn W of Elk Creek, Sanhedrin Rd, at border of Mendocino National Forest 1000 Comment
  UC171724  Viburnum odoratissimum Harriet A. Walker 1910-7-3 2193 Alameda U.C. Campus Comment
  UC112775  Vicia americana var. americana Miss Harriet A. Walker 1906-6-24 240 Mendocino Comptche Comment
  UC129464  Vicia americana var. americana Miss Harriet A. Walker 1906-2 45 Alameda vicinity Berkeley Comment
  UC147580  Vicia americana var. americana Harriet A. Walker 1908-6-23 1216 Placer Blue Canyon 1432 Comment
  NY43032  Vicia gigantea J. B. Walker 1995-4-15 1351 Monterey Los Padres National Forest, along coast at Plaskett Creek 3 Comment
  UC129646  Vicia gigantea Miss Harriet A. Walker 1906-2 31 Alameda vicinity Berkeley Comment
  SEINET3131938  Vicia gigantea H. A. Walker 1906-2-1 31 Alameda Vicinity of Berkeley Comment
  UCSB41907  Vicia sativa subsp. sativa Walker, R. 1980-5-29 Santa Barbara 250m SE of Carrillo Commons, 20m from beach, UCSB Campus; in field 9 Comment
  OBI80553  Vicia villosa Josh Walker 2013-2-25 12 San Luis Obispo Templeton; 45 ft east of 101 north and Las Tablas offramp. 248 Comment
  NY42986  Vicia villosa subsp. villosa J. B. Walker 1995-4-14 1340 San Luis Obispo E of Nipomo, along Hwy 166, just E of Suey Creek Rd 200 Comment
  NY42731  Vinca major J. B. Walker 1995-3-9 1238 Orange Cleveland National Forest, Trabuco district, at junction of USFS Rd 6S10 and San Juan Trail 100 Comment
  SEINET5501048  Viola douglasii Sally Walker 1981-6-15 Mendocino hull mts 1829 Comment
  SEINET5501066 Image available Viola pedunculata Sally Walker 1998-3-23 Orange Bell Trail, Casper Wilderness. Comment
  HSC44318  Viola sempervirens J. Walker 1977-4-23 11 Humboldt 2.5 mi. S of Shelter Cove Rd., S Fork of Bear Creek at Wailaki Campground 561 Comment
  UC423026  Viola sempervirens Harriet A. Walker 1907-8-3 782 Santa Cruz near a spring at Boulder Creek Comment
  UCD54960  Vitis californica Andy Walker; Eric Wada 2006-5-30 NC 14 Butte In waterfall on SR70 cascading into the Feather River. Serpentine rocks present. 572 Comment
  UCD54961  Vitis californica Andy Walker; Eric Wada 2006-5-30 NC 16 Butte On SR70 just in eastern part of Yankee Hill. 668 Comment
  UCD54962  Vitis californica Andy Walker; Eric Wada 2006-5-30 NC 19 Butte On Junction of SR70 and SR191 in a roadside ditch. 99 Comment
  UCD54964  Vitis californica Andy Walker; Eric Wada 2006-5-30 NC 21 Butte On SR99 just south of exit 383. 61 Comment
  UCD54965  Vitis californica Andy Walker; Eric Wada 2006-5-30 NC 25 Tehama On the banks of the Sacramento River growing along a fence. Near Red Bluff, CA. 79 Comment
  UCD54966  Vitis californica Andy Walker; Eric Wada 2006-5-30 NC 31 Shasta On I5 northbound about 0.5 mile south of Fawndale Road exit. 270 Comment
  UCD54967  Vitis californica Andy Walker; Eric Wada 2006-5-30 NC 34 Shasta Under I5 Bridge crossing Sacramento River at Lamoine, CA. 417 Comment
  UCD54973  Vitis californica Andy Walker; Eric Wada 2006-5-31 NC 44 Siskiyou Under I5 at the Dunsmuir exit. Growing along railroad tracks running parallel to Sacramento River. 728 Comment
  UCD54974  Vitis californica Andy Walker; Eric Wada 2006-5-31 NC 46 Siskiyou Dunsmuir on River Ave. Downstream from intersection with Sacramento Ave. 715 Comment
  UCD54975  Vitis californica Andy Walker; Eric Wada 2006-5-31 NC 50 Shasta On Dog Creek Road. Ca. 0.2 mile west of Fenders Ferry Road. 438 Comment
  UCD54976  Vitis californica Andy Walker; Eric Wada 2006-5-31 NC 51 Shasta Along I5 just South of Lakehead (north of Salt Creek Road). 410 Comment
  UCD54977  Vitis californica Andy Walker; Eric Wada 2006-5-31 NC 53 Shasta Redding. Riverside road at corner with Center St. 177 Comment
  UCD54978  Vitis californica Andy Walker; Eric Wada 2006-5-31 NC 59 Shasta Growing on Locust Road - just North of Trefoil Road (ca. 500ft away). 130 Comment
  UCD102743  Vitis girdiana Andy Walker; Eric Wada 2006-5-15 SC 38 San Diego At Mission San Luis Rey. 19 Comment
  UCD54915  Vitis girdiana Andy Walker; Eric Wada 2006-5-13 SC 12 Inyo Death Valley National Park - at the top of Grapevine canyon (east side of park). Along North Highway in the national park (SR267 in Nevada). Permit #: DEVA-2006-SCI-0015 997 Comment
  UCD54916  Vitis girdiana Andy Walker; Eric Wada 2006-5-13 SC 13 Inyo Death Valley National Park - at the top of Grapevine canyon (east side of park). Along North Highway in the national park (SR267 in Nevada). Permit #: DEVA-2006-SCI-0015 997 Comment
  UCD54917  Vitis girdiana Andy Walker; Eric Wada 2006-5-13 SC 14 Inyo Death Valley National Park - ca. 0.25 mi W of SC12 and 13. At the top of Grapevine canyon (east side of park). Along North Highway in the national park (SR267 in Nevada). Permit #: DEVA-2006-SCI-0015 939 Comment
  UCD54918  Vitis girdiana Andy Walker; Eric Wada 2006-5-13 SC 16 Inyo Death Valley National Park. Growing on Saline Valley Road headed towards Grapevine canyon (west side of park). DIFFICULT road - 4wd necessary! Permit #: DEVA-2006-SCI-0015 1476 Comment
  UCD54919  Vitis girdiana Andy Walker; Eric Wada 2006-5-14 SC 18 Kern At end of Grapevine Canyon Road (no signage - use GPS and gazetteer to find). 963 Comment
  UCD54920  Vitis girdiana Andy Walker; Eric Wada 2006-5-14 SC 24 Kern On SR178 intersection with Kelso Creek Road. On fence near horse farm (across the street from a power station). Some herbicide damage evident. Vitis not observed between Inyokern to Lake Isabella - none observed on Kelso Creek Road heading south. 823 Comment
  UCD54921  Vitis girdiana Andy Walker; Eric Wada 2006-5-14 SC 26 Kern Along Grapevine Road in Grapevine, CA. On a dirt mound near water tower. Vineyard nearby. Comment
  UCD54923  Vitis girdiana Andy Walker; Eric Wada 2006-5-15 SC 31 Riverside Along I15 just S of Temecula in large turnout near San Diego County line. Small population of male vines. 360 Comment
  UCD54924  Vitis girdiana Andy Walker; Eric Wada 2006-5-15 SC 37 San Diego On county road S13 just outside of Fallbrook. 110 Comment
  UCD54925  Vitis girdiana Andy Walker; Eric Wada 2006-5-15 SC 38 San Diego At Mission San Luis Rey. 19 Comment
  UCD54926  Vitis girdiana Andy Walker; Eric Wada 2006-5-15 SC 39 San Diego On Gird Road about 200m N of intersection with SR76. Along Live Oak Creek. 56 Comment
  UCD54927  Vitis girdiana Andy Walker; Eric Wada 2006-5-15 SC 40 San Diego On SR76 about 1-2mi W of a casino (near Pala Rey Youth Camp). Along San Luis Rey River. 96 Comment
  UCD54928  Vitis girdiana Andy Walker; Eric Wada 2006-5-15 SC 46 San Diego On SR78 at base of Banner Canyon heading out of Anza-Borrego Desert. 810 Comment
  UC123599  Vulpia bromoides Miss Harriet A. Walker 1906-6-24 292 Mendocino Comptche Comment
  UC123647  Whipplea modesta Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 244 Mendocino near Comptche Comment
  UCD117294  Whipplea modesta Michael A. Walker 1974-5-18 83 Sonoma North of Myers Grade Road from Highway, 12.5 miles on Kluse Ranch Road. 91 Comment
  JEPS13991  Wislizenia refracta subsp. californica I. T. Walker 1923-10-13 Fresno Fresno Comment
  NY43147  Woodwardia fimbriata J. B. Walker 1995-6-2 1449 San Diego W of Pala Mesa, in Gomez Creek, just N of Hwy 76 300 Comment
  NY43170  Woodwardia fimbriata J. B. Walker 1995-6-2 1449 San Diego W of Pala Mesa, in Gomez Creek, just N of Hwy 76 300 Comment
  UC123641  Wyethia angustifolia Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 313 Mendocino near Comptche Comment
  UC129966  Wyethia angustifolia Miss Harriet A. Walker 1906-5 102 Alameda vicinity Berkeley Comment
  CAS-BOT-BC383288  Wyethia glabra Jay B. Walker 1995-4-24 1375 Glenn W of Elk Creek. Sanhedrin Road, at border of Mendocino National Forest 500 Comment
  NY43099  Wyethia glabra J. B. Walker 1995-4-24 1375 Glenn W of Elk Creek, Sanhedrin Rd, at border of Mendocino National Forest 500 Comment
  NY43180  Xanthium spinosum J. B. Walker 1995-6-5 1428 Los Angeles Santa Catalina Island, just W of White's Landing 3 Comment
  UC129775  Xanthium spinosum Miss Harriet A. Walker 1906-7 479 Alameda West Berkeley Comment
  UC485135  Xanthium spinosum Harriet A. Walker 1907-9-8 884 San Joaquin Lathrop Comment
  UC128022  Xanthium strumarium Harriet A. Walker 1907-9-22 973 Solano Suisun Comment
  UC1350051  Xanthium strumarium Miss Harriet A. Walker 1906-9-30 478 Alameda vicinity West Berkeley; Berkeley Comment
  UC201224  Xanthium strumarium Harriet A. Walker 1907-9-8 926 San Joaquin Lathrop Comment
  NY42585  Xylococcus bicolor J. B. Walker 1995-2-25 1191 San Diego 2km W of Santee Lakes 90 Comment
  NY42964  Xylococcus bicolor J. B. Walker 1995-4-8 1329 Los Angeles Santa Catalina Island, 6km S of Howland's Landing 100 Comment
  SD222194  Xylococcus bicolor Jay B. Walker, Ann P. Walker 1995-2-25 1191 San Diego Santee. 2km W of Santee Lakes 89 Comment
  NY43044  Yucca schidigera J. B. Walker 1995-2-14 1157 San Diego Cass Street Canyon, at N terminus of Cass St 15 Comment
  UCSB862  Yucca schidigera Walker, Clifford 1954-4-11 San Bernardino On road 12 miles north of Joshua Tree Comment
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Feb 14 2013
  SEINET3154456  Zigadenus fremontii H. A. Walker 1906-2-1 62 Alameda vicinity of Berkeley Comment
  UC112787  Zigadenus micranthus var. fontanus Miss Harriet A. Walker Jun 23 1906-Jun 29 1906 246 Mendocino near Comptche Comment
  UC147598  Zigadenus venenosus var. venenosus Harriet A. Walker 1908-6-25 1292 Placer Blue Canyon 1432 Comment
  NY42675  Ziziphus parryi J. B. Walker 1995-3-21 1269 Riverside W of Palm Desert, along Hwy 79, 3km E of Pinyon Flat Campground 1200 Comment



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