39.08252 39.18252 -122.54232 -122.44232 UC/JEPS: Consortium Search Results
Search Results — 1612 specimen records retrieved (1612 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)
 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCD50688  Achnatherum lemmonii R. Tofsrud 1951-4-23 s.n. Lake Stevens Ranch, Indian Valley. Comment
  UCD84580  Acmispon americanus var. americanus Ellen Dean; C. Thomsen, G. Harrington, Davis Botanical Society 2010-6-5 6105 Lake Walker Ridge. Along Bartlett springs road just west of Walker Ridge Rd intersection. Meadow on south side of road. 647 Comment
  CHSC115193  Acmispon denticulatus Lowell Ahart 2015-4-28 20098 Lake East of the meadow, about 150 yards west of Barrel Spring Meadow, about 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. 696 Comment
  JEPS123915  Acmispon denticulatus Lowell Ahart 2015-4-28 20098 Lake About 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. Comment
  CHSC115199  Acmispon wrangelianus Lowell Ahart 2015-4-28 20099 Lake In the meadow, about 150 yards west of Barrel Spring Meadow, about 1/4 miles (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. 696 Comment
  HSC44246  Acmispon wrangelianus Barbara Kelly 1977-4-24 351 Colusa Along Walker Ridge Rd. above Barrel Springs Campground. 701 Comment
  JEPS123901  Acmispon wrangelianus Lowell Ahart 2015-4-28 20099 Lake About 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. Comment
  HSC66637  Adenostoma fasciculatum Debbie Stamp, Joanne Spitler, Patty Powers, Cathy Railey, Cathy Macdonald 1980-4-19 20 Lake Coldsprings Campground along access road to Indian Valley Dam Comment
  CHSC32943  Adiantum jordanii D. Boyd; M. Eichelberger, T. Messick, T. Ranker 1980-4-19 9 Lake Coldsprings Campground, along access road to Indian Valley Dam. Comment
  HSC66582  Adiantum jordanii D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-4-19 9 Lake Coldsprings Campground along access road to Indian Valley Dam Comment
  UCD51585  Aegilops triuncialis D. Sanchez-Mata 1998-7-9 s.n. Colusa Bear Valley, Destanella Flat-Walker Ridge. 450 Comment
  HSC66647  Aesculus californica Cathie Goldberg, Lauren Philbrick, Lynn Kunstman, Geoff Walsh 1980-4-19 15 Lake Coldsprings Campground, along access road to Indian Valley Dam Comment
  HSC86927  Aesculus californica Anthony J. Desch, Bryon Cariss 1988-4-16 33 Colusa 2 mi. W on Brim Rd. from corner of Brim Rd. and Bear Valley Rd. 518 Comment
  UCD83721  Aesculus californica Joseph Schlottman; with PLB 102 class 2010-5-2 7 Lake W slope of Walker Ridge. Bartlett Springs Road. West of Bartlett Springs Road/Walker Ridge Road junction, and east of Bartlett Springs Road/Kilpepper Creek intersection. 563 Comment
  HSC42196  Agoseris heterophylla M. A. Baker 1977-4-24 218 Lake Barrel Springs Campground. 701 Comment
  HSC44267  Agoseris heterophylla Barbara Kelly 1977-4-24 350 Lake Barrel Springs Campground 701 Comment
  HSC45740  Agoseris heterophylla Stephen Plant 1978-4-23 226 Lake Barrel Springs Campground 701 Comment
  HSC48462  Agoseris heterophylla J. P. Smith 1978-4-23 9753 Lake Barrel Springs Campgound 701 Comment
  HSC60454  Agoseris heterophylla J. P. Smith 1977-4-24 9034 Lake Barrel Springs Campground 701 Comment
  UCR50006  Agrostis californica L. F. LaPre, K. Campbell 1987-6-29 s.n. Lake Inner North Coast Ranges, Barrel Spring Camp, NE of Clear Lake at Colusa Co. line, on Walker Ridge Rd Comment
  RSA466291B  Agrostis densiflora L. F. LaPre, K. Campbell 1987-6-29 s.n. Lake Barrel Springs Camp, NE of Clear Lake at Colusa Co. line, on Walker Pass Road Comment
  CHSC71458  Agrostis exarata Vernon H. Oswald; Lowell Ahart 1998-7-15 9273 Colusa Bartlett Springs Rd. 1.6 mi west of Bear Valley Rd. 487 Comment
  JEPS104390  Agrostis exarata Lowell Ahart 2003-7-14 10406 Lake Along a stream, on the e side of the second causeway going sw on Bartlett Springs Rd, Indian Valley Reservoir. 449 Comment
  JEPS94736  Agrostis exarata Vernon H. Oswald and Lowell Ahart 1998-7-15 9273 Colusa Bartlett Springs Road 1.6 mi w of Bear Valley Road; Bartlett Springs Road 487 Comment
  UCD163845  Agrostis exarata Craig D. Thomsen 2000-6-1 s.n. Colusa Bear Valley. About 7 miles north of Hwy 20. Comment
  UCSB63779  Agrostis exarata Oswald, Vernon; Ahart, Lowell 1998-7-15 Colusa Bartlett Springs Rd; 1.6 mi W of Bear Valley Rd; T15N R5W Sect 7 487 Comment
  CDA14214  Allium amplectens G. F. Hrusa 1993-6-1 11167 Lake Just to W of summit of Walker Ridge along Bartlett Spr. Rd. Comment
  CHSC84319  Allium amplectens Lowell Ahart 2003-7-14 10391 Lake Along a small dry stream, at Barrel Spring, about 1 1/2 miles (air) south of Bartlett Springs Road, about 2 miles (air) west of Bear Valley. 396 Comment
  CHSC84324  Allium amplectens Lowell Ahart 2003-7-14 10409 Lake Along a small stream, on the north side of Bartlett Springs Road, about 2 miles west of Bear Valley. 630 Comment
  HSC42254  Allium amplectens N. G. Sugihara 1977-4-24 36 Lake Little Indian Valley, floodplain of Stanton Creek 457 Comment
  JEPS56359  Allium amplectens W. L. Jepson 1920-5-23 8989 Lake Indian Valley 457 Comment
  RSA367059  Allium amplectens J. Walker 1977-4-24 32 Lake Bartlett Springs road at Kilpepper Creek. 503 Comment
  UC1299744  Allium amplectens Freed W. Hoffman 1949-5-15 2808 Lake 11 mi e Hough Springs (on Bartlett Springs-Leesville road); Bartlett Springs-Leesville road 533 Comment
  UCD63364  Allium amplectens Daniel Sanchez-Mata; Emin Ugurlu 2006-6-19 s.n. Lake Leesville-Barkerville. Bartlett Springs Road. 620 Comment
  UCD84518  Allium amplectens Ellen Dean; C. Thomsen, G. Harrington, R. Wilmarth, R. Wenk 2010-6-2 6069 Lake Lake County. Walker Ridge. Along Bartlett springs road just west of Walker Ridge Rd intersection. 647 Comment
  HSC27380  Allium cratericola J. P. Smith, J. O. Sawyer 1972-4-1 5172 Lake 8.8 mi. N of junction of SR 20 and Walker Ridge Rd. Comment
  HSC66045  Allium cratericola D. Boyd, M. Eichelberger, Tim Messick, T. A. Ranker 1980-4-19 41 Lake Along Walker Ridge Rd. 3.7 mi. N of junction with access rd. to Indian Valley Dam Comment
  UCD83750  Allium cratericola Ellen Dean; G. Harrington, K. Mawdsley, J. Shepard 2010-5-1 5946 Lake Walker Ridge. Along Walker Ridge Road. At a lookout that overlooks Indian Valley Reservoir that is located 8.3 road miles N of the intersection of Hwy 20. 1054 Comment
  CHSC59621  Allium falcifolium Clinton C. Shock 1980-5-3 71 Lake Walker Ridge. 14.6 miles north of State Highway 20, at the crest intersection of the road to Bear Valley. 658 Comment
  CHSC70819  Allium falcifolium B. Castro; D. Isle, L. Hanson, B. Corbin, E. Earl, L. Janeway 1995-4-28 565 Colusa On Walker Ridge just W of Walker Ridge Rd, ca 0.5 mi S of jcn of Walker Ridge Rd and Bartlett Springs Rd, ca 300 ft E of Lake Co. line. 716 Comment
  CHSC71009  Allium falcifolium Vernon Oswald; Lowell Ahart 1998-5-7 9009 Colusa Bartlett Springs Rd. 2.8 mi west of Bear Valley Rd., 0.1 mi east of Sawtelle Valley and Grapevine Flat roads. 633 Comment
  HSC41948  Allium falcifolium Richard G. Runyon 1977-4-24 36 Lake Bartlett Springs Rd. at Kilpepper Creek 503 Comment
  HSC44386  Allium falcifolium Joyce Walker 1977-4-24 4 Lake Barrel Springs Campground 701 Comment
  HSC45680  Allium falcifolium Catherine Chin 1978-4-23 47 Lake Barrel Springs Campground 701 Comment
  HSC47457  Allium falcifolium J. P. Smith 1978-4-23 9748 Lake Barrel Springs Campground. 701 Comment
  HSC92508  Allium falcifolium Moulton, Sparks, Wood 1995-5-6 29 Lake Brim Rd. E of Walker Ridge Rd. 640 Comment
  JEPS94212  Allium falcifolium Vernon Oswald and Lowell Ahart 1998-5-7 9009 Colusa Bartlett Springs Road 2.8 mi w of Bear Valley Road (0.1 mi e of Sawtelle Valley and Grapevine Flat Roads); Bartlett Springs Road 633 Comment
  HSC42110  Allium fimbriatum var. fimbriatum N. G. Sugihara 1977-4-24 37 Lake Little Indian Valley, floodplain of Stanton Creek 457 Comment
  HSC43198  Allium fimbriatum var. fimbriatum Carolyn Sanford 1977-4-24 357 Lake Little Indian Valley, floodplain of Stanton Creek 457 Comment
  JEPS2717 Image available Allium fimbriatum var. fimbriatum W. L. Jepson 1920-5-23 8995 Lake Indian Valley, ne Lake Co. Indian Valley Comment
  RSA10725  Allium fimbriatum var. purdyi Carl B. Wolf 1928-5-7 s.n. Lake 6 miles east of Houghs Mineral Springs on the road to Williams. Comment
  HSC60455  Allium serra J. P. Smith 1977-4-24 9033 Lake Barrel Springs Campground 701 Comment
  HSC92529  Allium serra Moulton, Sparks, Wood 1995-5-6 31 Lake Brim Rd. E of Walker Ridge Rd. 640 Comment
  UCD163841  Alnus rhombifolia Craig D. Thomsen 2000-6-1 s.n. Colusa Bear Valley. About 7 miles north of Hwy 20. Comment
  CHSC33031  Amsinckia intermedia S. Harris; B. Ferguson, M. Moble, M. Smith 1980-4-19 Lake Coldsprings Campground, along access road to Indian Valley Dam. Comment
  HSC66016  Amsinckia intermedia Cathy Goldberg, Geoff Walsh, Lauren Philbrick, Lynn Kunstman 1980-4-19 1 Lake Coldsprings Campground, along access road to Indian Valley Dam Comment
  HSC99326  Amsinckia intermedia Catherine Chin 1978-4-23 37 Lake Barrel Springs Campground 701 Comment
  RSA261491  Amsinckia lunaris Cheryl Meeker 1973-4-15 10 Lake 1.4 miles west of junction with Bear Valley Road on Bartlett Springs Road, ca. 14 miles northeast of Clear Lake Comment
  UC1178218  Amsinckia lunaris Stanton A. Cook 1958-4-26 405 Lake w of summit of road from Bear Valley to Indian Valley (beside road on s facing slope) Comment
  CHSC45774  Ancistrocarphus filagineus Vernon Oswald 1986-5-12 2015 Lake Brim Rd. (Bartlett Springs Rd.) at the jct. of the road to Barrel Spring. 640 Comment
  JEPS16206  Ancistrocarphus filagineus Rimo Bacigalupi and Arthur Holmgren 1950-4-26 3182 Colusa just w of, (w of base of grade to Indian Valley (Bartlett Mt. Road)) Bear Valley; Inner North Coast Ranges, Indian Valley, Bear Valley Comment
  UC1056275  Ancistrocarphus filagineus Rimo Bacigalupi and Arthur Holmgren 1950-4-26 3182 Colusa just w of, (just w of base of grade to Indian Valley (Bartlett Mtn. Rd.)) Bear Valley; Inner North Coast Ranges Comment
  CHSC90539  Antennaria geyeri D. Isle 1997-4-2 18 Lake Mendocino National Forest--North Coast Ranges. North Fork Cache Creek Watershed. West of Walker Ridge road jct. 487 Comment
  CHSC71449  Antirrhinum cornutum Vernon H. Oswald; Lowell Ahart 1998-7-15 9284 Lake East side of county near Barrel Spring on the east side of Baldy Mtn. and west of Walker Ridge Rd. 0.8 mi south of Bartlett Springs Rd. 640 Comment
  JEPS6466  Antirrhinum cornutum W. L. Jepson 1938-6-9 18954 a Lake Indian Valley 487 Comment
  JEPS94692  Antirrhinum cornutum Vernon H. Oswald and Lowell Ahart 1998-7-15 9284 Lake East side of county near Barrel Spring on the east side of Baldy Mtn. and west of Walker Ridge Rd. 0.8 mi south of Bartlett Springs Rd 640 Comment
  JEPS94754  Antirrhinum cornutum Vernon H. Oswald and Lowell Ahart 1998-7-15 9284 Lake East side of county near Barrel Spring on the east side of Baldy Mtn. and west of Walker Ridge Rd. 0.8 mi south of Bartlett Springs Rd 640 Comment
  UCD123431  Antirrhinum cornutum Vernon H. Oswald; Lowell Ahart 1998-7-15 9284 Lake East side of county near Barrel Spring on the east side of Baldy Mtn. and west of Walker Ridge Rd. 0.8 mi south of Barlett Springs Rd. 640 Comment
  CHSC71450  Antirrhinum vexillo-calyculatum subsp. breweri Vernon H. Oswald; Lowell Ahart 1998-7-15 9298 Lake East side of sounty near Barrel Spring on the east side of Baldy Mtn. and west of Walker Ridge Rd. 0.8 mi south of Bartlett Springs Rd. 640 Comment
  JEPS93806  Antirrhinum vexillocalyculatum subsp. breweri Vernon H. Oswald and Lowell Ahart 1998-7-15 9298 Lake 0.8 mi s of Bartlett Springs Road (e side of county near Barrel Spring on the e side of Baldy Mountain and w of Walker Ridge Road); Baldy Mountain 640 Comment
  UCD123479  Antirrhinum vexillocalyculatum subsp. breweri Veron H. Oswald; Lowell Ahart 1998-7-15 9298 Lake East side of county near Barrel Spring on the east side of Baldy Mountain, and west of Walker Ridge Road, 0.8 mile south of Bartlett Springs Road. 640 Comment
  CAS-BOT-BC248845  Antirrhinum virga P. C. Everett; E. K. Balls 1954-10-18 20360 Lake 9.2 mi. s.e. from Hough Springs on road from Lucerne to Williams 548 Comment
  CAS-BOT-BC248852  Antirrhinum virga P. C. Everett; E. K. Balls 1954-10-18 20360 Lake 9.2 mi. s.e. from Hough Springs on road from Lucerne to Williams 548 Comment
  CAS-BOT-BC248890  Antirrhinum virga Annetta Carter; Louise Kellogg 1953-6-20 3242 Lake Inner North Coast Ranges. Hills west of Indian Valley, Bartlett Springs road 450 Comment
  CAS-BOT-BC248896  Antirrhinum virga Annetta Carter; Louise Kellogg 1953-6-20 3242 Lake Inner North Coast Ranges. Hills west of Indian Valley, Bartlett Springs road 450 Comment
  GH365376  Antirrhinum virga A. M. Carter & L. Kellogg 1953-6-20 3242 Unknown hills west of Indian Valley, Bartlett Springs road Comment
  RSA182036  Antirrhinum virga Annetta Carter, Louise Kellogg 1953-6-20 3242 Lake Hills west of Indian Valley, Bartlett Springs Rd. 450 Comment
  SD62173  Antirrhinum virga Annetta Carter, Louise Kellogg 1953-6-20 3242 Lake Hills west of Indian Valley, Bartlett Springs Road 449 Comment
  UC1282152  Antirrhinum virga Annetta Carter and Louise Kellogg 1953-6-20 3242 Lake w of Indian Valley (Bartlett Springs road); Inner North Coast Ranges 450 Comment
  UC1282153  Antirrhinum virga Annetta Carter and Louise Kellogg 1953-6-20 3242 Lake w of Indian Valley (Bartlett Springs road); Inner North Coast Ranges 450 Comment
  CDA10961  Aquilegia eximia G. F. Hrusa 1994-8-13 11907 Lake North Coast Biodiversity Arena; Barrel Springs Creek, near confluence with Kilpepper Creek. Adjacent to Bartlett Springs Rd, 3 m. W of Bear Valley. Comment
  UCD144225  Aquilegia eximia G. F. Hrusa 1994-8-1 11907 Lake Barrel Springs Creek near confluence with Kilpepper Creek. Adjacent to Bartlett Springs Road, 3 miles west of Bear Valley. Perennial, very viscid. (Original coordinates printed on label corrected in 2015 to coordinates displayed in this record) Comment
  HSC37637  Arabis breweri var. breweri John Rehling, Robert M. Specht 1976-3-26 167 Lake 8.3 mi. N on Barlett Springs Rd. from junction with Hwy. 20 Comment
  HSC48451  Arabis breweri var. breweri J. P. Smith, J. O. Sawyer 1978-4-29 9783 Lake Complexion Canyon on Bartlett Springs Rd. Comment
  CHSC83138  Arctostaphylos G. L. Webster 1989-5-6 7700 Colusa Near border with Lake Co., on crest of Walker Ridge, near Cold Springs Mt. Comment
  UCD50538  Arctostaphylos canescens G. L. Webster 1989-5-6 7700 Colusa Near border with Lake County, Pinus attenuata woods on crest of Walker Ridge, near Cold Springs Mountain. Comment
  CAS-BOT-BC25251  Arctostaphylos canescens subsp. canescens Josh Suchocki; Charlene Vullo; Kyle Wear 1995-4-1 36 Colusa Walker Ridge Rd., 4.8 miles N of junction with Indian Valley Access Rd. 975 Comment
  CDA12069  Arctostaphylos canescens subsp. canescens G. F. Hrusa 1989-4-8 5910 Lake North Coast Biodiversity Arena; Summit of Walker Ridge immed. W of Bear Valley and approx. 15 miles N of Hwy 20. Comment
  HSC96816  Arctostaphylos canescens subsp. canescens J. Carey, A. Hong, J. Leffingwell 1995-4-1 24 Colusa Walker Ridge Rd., 4.8 mi. N of its junction with Indian Valley Access Rd. 976 Comment
  HSC92498  Arctostaphylos canescens subsp. sonomensis D. Haskamp, E. Sonnenblick, M. Taft 1995-4-1 9 Colusa On Walker Ridge Rd. 4.8 mi. N of junction with Indian Valley Access Rd. 976 Comment
  JEPS117095  Arctostaphylos canescens subsp. sonomensis Peter Warner 2010-5-16 153 Colusa Walker Ridge Road, ~18.4 km N of jct. with Hwy. 20, along E (Colusa Co.) side of road, scattered on slopes above Zimory Canyon to the west, Trout Creek to east, and adjacent slopes on both sides of road Comment
  RSA670065  Arctostaphylos canescens subsp. sonomensis G. L. Webster 1989-5-6 7700 Colusa Walker Ridge, near Cold Springs Mt. Near border with Lake County. Comment
  UCD51019  Arctostaphylos glandulosa G. L. Webster 1989-5-6 7697 Colusa Near Border with Lake County; on Walker Ridge; near Cold Spring Mountain. Comment
  UCD51022  Arctostaphylos glandulosa var. glandulosa G. L. Webster 1989-5-6 4699 Colusa Near border with Lake County; on Walker Ridge, near Cold Spring Mountain. Comment
  HSC67106  Arctostaphylos manzanita Teri Bartkowski, Shane Feusier, Ruth Takaki, Carol Zimmerer 1980-4-19 4 Lake Coldsprings Campground, along access road to Indian Valley Comment
  UCD52199  Arctostaphylos viscida Roman Gankin 1965-5-6 526 Lake Hill northeast of Cold Spring Camp, 0.9 mile east of Little Indian Valley (Kowalski Ranch and Stanton Creek), Lake County, California. Comment
  UCD52213  Arctostaphylos viscida Roman Gankin 1958-4-26 292 Lake 2 miles up Bartlett Springs Road from junction to Bartlett Springs on Wilbur Springs-Leesville Road. Lake County near Colusa County line, California. Comment
  UCD52462  Arctostaphylos viscida Roman Gankin 1965-5-6 525 Lake Hill northeast of Cold Spring Camp, 0.9 mile east of Little Indian Valley (Kowalski Ranch and Stanton Creek), Lake County, California. Comment
  UCD52469  Arctostaphylos viscida R. Robichaux 1975-4-20 36 Colusa six miles northwest of Highway 20 on the north side of Walker Ridge road. Comment
  UCD52474  Arctostaphylos viscida Roman Gankin 1965-5-6 524 Lake Hill northwest of Cold Spring Camp, 0.9 mile east of Little Indian Valley (Kowalski Ranch and Stanton Creek), Lake County, California. Comment
  UCD52569  Arctostaphylos viscida Roman Gankin 1965-5-6 521 Lake Hill northwest of Cold Spring Camp, 0.9 mile east of Little Indian Valley (Kowalski Ranch and Stanton Creek). Comment
  UCD52573  Arctostaphylos viscida Roman Gankin 1965-5-6 527 Lake Hill northeast of Cold Spring Camp, 0.9 mile east of Little Indian Valley (Kowalski Ranch and Stanton Creek), Lake County, California. Comment
  UCD52626  Arctostaphylos viscida Roman Gankin 1965-5-6 523 Lake Hill northwest of Cold Spring Camp, 0.9 mile east of Little Indian Valley (Kowalski Ranch and Stanton Creek), Lake County, California. Comment
  UCD52647  Arctostaphylos viscida Roman Gankin 1958-4-26 292 Colusa In Leesville-Bartlett Springs road, ca. 2 miles west of junction of this road and Leesville-Wilbur Springs road, near Colusa-Lake County line, California. Comment
  UCD52815  Arctostaphylos viscida Roman Gankin 1965-5-6 522 Lake Hill northwest of Cold Spring Camp, 0.9 mile east of Little Indian Valley (Kowalski Ranch and Stanton Creek), Lake County, California. Comment
  CHSC88555  Arctostaphylos viscida subsp. pulchella L. P. Janeway; B. Castro 2001-6-3 7095 Colusa Inner North Coast Ranges. Spring near head of Doyle Canyon on east side of Walker Ridge, about 2.7 km (air) south of Bartlett Springs Road. 799 Comment
  SBBG118100  Arctostaphylos viscida subsp. pulchella C. Bornstein, E. Collins, R. Lutsko 2004-6-18 Colusa Bartlett Springs Rd, ca. 1.3 mi E of jct with Bear Valley Rd 432 Comment
  UC1005605  Arctostaphylos viscida subsp. pulchella Frank W. Gould 1939-4-8 632 Lake 1 1/2 mi w Colusa County Line (on road between Lucerne and Leesville) Comment
  UC1043521  Arctostaphylos viscida subsp. pulchella P. C. Everett and E. K. Balls 1954-10-18 20364 Lake 6.2 mi se Hough Springs (on road from Lucerne to Williams) 670 Comment
  UCD81854  Arctostaphylos viscida subsp. pulchella Ellen Dean; K. Mawdsley,G. Harrington,R. Wilmarth,B. Rice,E. Salvia 2009-5-27 5738 Colusa Walker Ridge. Along Walker Ridge Road. Lookout area with fence and view of Indian Valley Reservoir. North of turnoff to Indian Valley Reservoir and S of turnoff to picnic area. W side of road. 1061 Comment
  UCSC010367  Arctostaphylos viscida subsp. pulchella Dylan M. Neubauer, Tim Forsell 2016-3-30 591 Colusa (NCoRI) Walker Ridge, Bartlett Springs Road, 1.22 air-miles sse Baldy Mountain 899 Comment
  CAS-BOT-BC47419  Arctostaphylos viscida subsp. viscida Roman Gankin 1958-4-26 292 Lake on Leesville-Bartlett Springs road, ca. 2 miles west of junction of this road and Leesville-Wilbur Springs road Comment
  CAS-BOT-BC48227  Arctostaphylos viscida subsp. viscida P. C. Everett; E. K. Balls 1954-10-18 20364 Lake 6.2 mi. s.e. from Hough Springs on road from Lucerne to Williams 670 Comment
  JEPS38780  Arctostaphylos viscida subsp. viscida W. L. Jepson 1920-5-23 8977 Lake ridge betw. Indian Valley and Bear Valley (ne Lake Co.) Comment
  RSA589937  Arctostaphylos viscida subsp. viscida Michael A. Vincent, Robert Rhode, Karl Vincent 1996-3-30 7301 Colusa Along Brim Rd., 1.9 mi. W juct . Bear Valley Rd. Comment
  SBBG114894  Arctostaphylos viscida subsp. viscida C. Bornstein 1999-3-19 Colusa Brim Rd 396 Comment
Read comments Dec 10 2014
  SBBG114895  Arctostaphylos viscida subsp. viscida C. Bornstein 1999-3-19 Colusa Brim Rd 396 Comment
Read comments Dec 10 2014
  SBBG25408  Arctostaphylos viscida subsp. viscida R. Gankin 1958-4-26 292 Colusa Leesville-Bartlett Springs Rd, ca. 2 mi W of jct of this rd and Leesville-Wilbur Springs Rd, near Colusa-Lake County line Comment
  HSC41876  Argemone munita subsp. rotundata Richard Runyon 1977-4-24 34 Colusa Along Walker Ridge Rd. above Barrel Springs Campground 701 Comment
  JEPS16204  Argemone rotundata Rimo Bacigalupi, Arthur Holmgren 1950-4-26 3178 Colusa just w of base of the grade to Indian Valley (Bartlett Mountain Road), just w of Bear Valley, Inner North Coast Ranges, Bear Valley; Inner North Coast Ranges Comment
  UC1053477  Argemone rotundata Rimo Bacigalupi, Arthur Holmgren 1950-4-26 3178 Colusa just w of base of the grade to Indian Valley (Bartlett Mountain Road), just w of Bear Valley, Inner North Coast Ranges Indian Valley; Inner North Coast Ranges Comment
  UCD84565  Artemisia douglasiana Ellen Dean; C. Thomsen, G. Harrington, Davis Botanical Society 2010-6-5 6090 Lake Walker Ridge. Picnic Area near wetland/marsh. 899 Comment
  CHSC71414  Asclepias fascicularis Vernon H. Oswald; Lowell Ahart 1998-7-15 9266 Colusa Bartlett Springs Rd. 1.6 mi west of Bear Valley Rd. 487 Comment
  JEPS93867  Asclepias fascicularis Vernon H. Oswald and Lowell Ahart 1998-7-15 9266 Colusa Bartlett Springs Road 1.6 mi w of Bear Valley Road; Bartlett Springs Road 487 Comment
  UCD164137  Asclepias speciosa Craig Thomsen 2000-6-12 2364 Colusa Bear Valley. About 7 miles north of Hwy 20. Comment
  CHSC84189  Astragalus clevelandii Lowell Ahart 2003-7-14 10397 Lake Near a small stream, at Barrel Spring, about 1 1/2 miles (air) south of Bartlett Springs Road, about 2 miles (air) west of Bear Valley. 396 Comment
  GH58686  Astragalus clevelandii D. Cleveland 1882-06-01 - 1882-07-01 Unknown Indian Valley Comment
  JEPS104124  Astragalus clevelandii Lowell Ahart 2003-7-14 10397 Lake Near a small stream, at Barrel Spring, ca 1 1/2 mi (air) south of Bartlett Springs Rd, ca 2 mi (air) w of Bear Valley. 396 Comment
  JEPS104266  Astragalus clevelandii Lowell Ahart 2003-7-14 10403 Lake Along a small stream, on the w side of the second causeway going sw of Bartlett Springs Rd, Indian Valley Reservoir. 449 Comment
  JEPS104446  Astragalus clevelandii Lowell Ahart 2003-7-14 10403 Lake Along a small stream, on the w side of the second causeway going sw of Bartlett Springs Rd, Indian Valley Reservoir. 449 Comment
  SD8538  Astragalus clevelandii Daniel Cleveland 1882-7-1 Lake Indian Valley Comment
  SD8539  Astragalus clevelandii Daniel Cleveland Jun 1882 Lake Indian Valley Comment
Read comments Sep 28 2012
  UC1299233  Astragalus clevelandii Freed W. Hoffman 1950-6-30 3695 Lake Complexion Canyon e Indian Valley (North Coast Ranges); , Complexion Canyon e of Indian Valley Comment
  CAS-BOT-BC178332  Astragalus gambelianus Doris K. Kildale 1928-5-7 4988 Lake 6 miles east of Hough's Mineral Springs Comment
  CDA11399  Astragalus gambelianus G. F. Hrusa, K. van Katwyk 1995-4-22 12119 Colusa Inner North Coast Ranges; Walker Ridge Road, approx. 6 m. S of intersection with Bartlett Springs Rd. Comment
  HSC45674  Astragalus gambelianus Stephen Plant 1978-4-23 227 Lake Barrel Springs Campground 701 Comment
  UCD163837  Astragalus gambelianus Craig D. Thomsen 2001-4-12 2466 Colusa Bear Valley. About 7 miles north of Hwy 20. Comment
  CDA14185  Astragalus rattanii var. jepsonianus G. F. Hrusa 1993-5-2 10881 Lake Inner North Coast Ranges; Upper parts of N end of Walker Ridge btwn. Bear Valley and Indian Valley Reservoir. Comment
  CHSC115197  Astragalus rattanii var. jepsonianus Lowell Ahart 2015-4-28 20094 Lake In the meadow, about 150 yards west of Barrel Spring Meadow, about 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of the interstion of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. 696 Comment
  CHSC46306  Astragalus rattanii var. jepsonianus Vernon Oswald 1986-5-12 2006 Colusa Brim Rd. (Bartlett Springs Rd.) 1.8 mi w of Bear Valley Rd. 502 Comment
  CHSC70980  Astragalus rattanii var. jepsonianus Vernon Oswald; Lowell Ahart 1998-5-7 9013 Lake Bartlett Springs Rd. 3.7 mi west of Bear Valley Rd., 0.8 mi west of Sawtelle Valley and Grapevine Flat roads. 627 Comment
  HSC42246  Astragalus rattanii var. jepsonianus Rich White 1977-4-24 35 Lake Barrel Springs Campground 701 Comment
  HSC43176  Astragalus rattanii var. jepsonianus D. L. Goforth 1977-4-24 29 Lake Barrel Springs Campground. 701 Comment
  HSC44108  Astragalus rattanii var. jepsonianus Barbara Kelly 1977-4-24 390 Colusa Along Walker Ridge Rd. above Barrel Springs Campground. 701 Comment
Read comments Jul 31 2014
  HSC45693  Astragalus rattanii var. jepsonianus Christopher Knopp 1978-4-23 30 Lake Barrel Springs Campground 701 Comment
  JEPS117121  Astragalus rattanii var. jepsonianus Peter Warner 2010-5-16 150 Lake Walker Ridge, Walker Ridge Rd., ~1.4 km S of jct. with Bartlett Springs and Brim rosds, at Barrel Springs camping area, along interior road and cable fence, and west of fence Comment
  JEPS123903  Astragalus rattanii var. jepsonianus Lowell Ahart 2015-4-28 20094 Lake About 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. Comment
  JEPS124293  Astragalus rattanii var. jepsonianus Lowell Ahart 2015-4-10 20020 Lake Barrel Spring, about 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. Comment
  JEPS94661  Astragalus rattanii var. jepsonianus Vernon Oswald and Lowell Ahart 1998-5-7 9013 Lake Bartlett Springs Rd. 3.7 mi w Bear Valley Rd. (0.8 mi w of Sawtelle Valley and Grapevine roads) 627 Comment
  JEPS94796  Astragalus rattanii var. jepsonianus Vernon Oswald and Lowell Ahart 1998-5-7 9013 Lake Bartlett Springs Road 3.7 mi wof Bear Valley Road (0.8 mi w of Sawtelle Valley and Grapevine Flat Roads); Bartlett Springs Road 627 Comment
  RSA415840  Astragalus rattanii var. jepsonianus Dwain L. Goforth 1977-4-24 29 Lake Barrel Springs Campground. 701 Comment
  UCD84528  Astragalus rattanii var. jepsonianus Ellen Dean; C. Thomsen, G. Harrington, R. Wilmarth, R. Wenk 2010-6-2 6079 Lake Lake County. Walker Ridge. Along Walker Ridge Road. Barrel Spring. 701 Comment
  UCD84581  Astragalus rattanii var. jepsonianus Ellen Dean; C. Thomsen, G. Harrington, Davis Botanical Society 2010-6-5 6106 Lake Walker Ridge. Along Bartlett springs road just west of Walker Ridge Rd intersection. Meadow on south side of road. 647 Comment
  HSC45673  Astragalus tener Stephen Plant 1978-4-23 227 Lake Barrel Springs Campground 701 Comment
  CHSC89454  Baccharis pilularis Lowell Ahart 2004-10-4 11453 Lake On the south edge of Bartlett Springs Road (Road M 12), about 1/8 mile northeast of the northeast part of Indian Valley Reservoir. 463 Comment
  JEPS105954  Baccharis pilularis Lowell Ahart 2004-10-4 11453 Lake On the south edge of Bartlett Springs Road (Road M 12), about 1/8 mile northeast of the northeast part of Indian Valley Reservoir 463 Comment
  RSA703244  Baccharis pilularis L. Ahart 2004-10-4 11453 Lake South edge of Bartlett Springs Road (Road M12) about 1/8 mile northeast of the northeast part of Indian Valley Reservoir. 464 Comment
  HSC41860  Balsamorhiza macrolepis K. Irwin 1977-4-24 299 Colusa Along Walker Ridge Rd. above Barrel Springs Campground 701 Comment
  HSC44271  Balsamorhiza macrolepis D. L. Goforth 1977-4-24 26 Lake Barrel Springs Campground. 701 Comment
  UCD163323  Balsamorhiza macrolepis Craig D. Thomsen 1997-4-20 1922 Colusa Bear Valley. About 6 miles north of Hwy 20. Comment
  CHSC69867  Balsamorhiza macrolepis var. macrolepis B. Castro; B. Corbin, K. Earll, L. Hanson, D. Isle, L. Janeway 1995-4-28 564 Colusa Ca 18 air mi due W of Williams, on Walker Ridge just W of Walker Ridge Rd, ca 0.5 mi S of jcn Bartlett Springs Rd and Walker Ridge Rd. (Site is a few hundred feet E of Lake Co. line.) 716 Comment
  CHSC70963  Balsamorhiza macrolepis var. macrolepis Vernon Oswald; Lowell Ahart 1998-5-7 9010 Colusa Bartlett Springs Rd. 2.8 mi west of Bear Valley Rd., 0.1 mi east of Sawtelle Valley and Grapevine Flat road. 633 Comment
  HSC25602  Berberis aquifolium var. dictyota J. P. Smith, J. O. Sawyer 1971-6-6 4746 Lake Grapevine Flat Comment
  HSC27289  Berberis aquifolium var. dictyota J. P. Smith, J. O. Sawyer 1972-4-1 5179 Lake Wuntun Campground Comment
  HSC31389  Berberis aquifolium var. dictyota Maralyn O'Meara, Gary S. Lester 1974-5-4 354 Lake Along Walker Ridge Rd., near turnoff to Wintun Campground 915 Comment
  UCD84563  Berberis aquifolium var. dictyota Ellen Dean; C. Thomsen, G. Harrington, Davis Botanical Society 2010-6-5 6088 Lake Walker Ridge. Picnic Area near wetland/marsh. 899 Comment
  CDA11388  Berberis dictyota G. F. Hrusa, K. van Katwyk 1995-4-22 12108 Colusa Inner North Coast Ranges; Walker Ridge Road approximately 6 miles N of Highway 20. Comment
  CHSC83433  Brodiaea coronaria subsp. rosea L. P. Janeway 2002-5-2 7576 Lake Inner North Coast Ranges. Along ephemeral drainage above Complexion Spring, above Complexion Canyon; about 0.2 km north of Bartlett Springs Road and 1.6 km east of Indian Valley Reservoir. 524 Comment
  HSC25703  Brodiaea coronaria subsp. rosea J. P. Smith, J. O. Sawyer 1971-6-6 4759 Lake Kowalski Ranch in Little Indian Valley, along Stanton Creek Comment
  JEPS33724  Brodiaea coronaria subsp. rosea D. E. Breedlove 1963-5-30 5177 Lake sandy flat 14 mi e Bartlett Springs Comment
  JEPS50482  Brodiaea coronaria subsp. rosea Edw. Dearing and Mrs. and Mrs. H. Hamann 1967-6-30 Lake on n side of road just w crossing of Stanton Creek (e of rd leading to Indian Valley Ranch, on edges of bed of dry streamlet above culvert); ne arm of Little Indian Valley Comment
  JEPS54943  Brodiaea coronaria subsp. rosea Mr. and Mrs. Hugo Hamann and Eddie Dearing 1968-5-5 Lake ne end of valley Little Indian Valley 463 Comment
  JEPS74713  Brodiaea coronaria subsp. rosea W. L. Jepson 1938-6-9 18948 Lake open situation along creek Indian Valley, Stanton Creek 487 Comment
  JEPS74714  Brodiaea coronaria subsp. rosea W. L. Jepson 1920-5-23 8985 Lake Indian Valley 457 Comment
  JEPS75672  Brodiaea coronaria subsp. rosea W. L. Jepson 1920-5-23 8985 Lake Indian Valley 457 Comment
  JEPS7698  Brodiaea coronaria subsp. rosea W. L. Jepson 1938-6-9 18948 Lake Indian Valley 487 Comment
  JEPS7699  Brodiaea coronaria subsp. rosea W. L. Jepson 1920-5-23 8985 Lake Indian Valley 457 Comment
  RSA245017  Brodiaea coronaria subsp. rosea J. P. Smith 1971-6-6 4759 Lake Kowalski Ranch in Little Indian Valley, along Stanton Creek Comment
  RSA276590  Brodiaea coronaria subsp. rosea W. L. Jepson 1920-5-23 8985 Lake Indian Valley 457 Comment
  UC768743  Brodiaea coronaria subsp. rosea R. F. Hoover 1938-6-9 3572 Lake Indian Valley Comment
  CHSC71455  Brodiaea elegans subsp. elegans Vernon H. Oswald; Lowell Ahart 1998-7-15 9285 Lake East side of county near Barrel Spring on the east side of Baldy Mtn. And west of Walker Ridge Rd. 0.8 mi south of Barlett Springs Rd. 640 Comment
  JEPS7736  Brodiaea elegans subsp. elegans W. L. Jepson 1938-6-9 18960 Lake e Stanton (Complexion Canyon, Indian Valley, ne Lake County); Indian Valley, Complexion Canyon Comment
  JEPS93864  Brodiaea elegans subsp. elegans Vernon H. Oswald and Lowell Ahart 1998-7-15 9285 Lake 0.8 mi s of Bartlett Springs Road (e side of county near Barrel Spring on e side of Baldy Mountain and w of Walker Ridge Road); Baldy Mountain 640 Comment
  UC768461  Brodiaea elegans subsp. elegans R. F. Hoover 1938-6-9 3577 Lake Indian Valley Comment
  SD24126  Brodiaea rosea R. F. Hoover 1938-6-9 3572 Lake Indian Valley. Comment
  UCD81879  Bromus carinatus Ellen Dean; K. Mawdsley,G. Harrington,R. Wilmarth,B. Rice,E. Salvia 2009-5-27 5759 Lake Walker Ridge. Picnic area near Cold Spring. 912 Comment
  HSC66663  Bromus hordeaceus S. Harris, B. Ferguson, S. Smith 1980-4-19 Lake Coldsprings Campground, along access road to Indian Valley Dam Comment
  HSC98355  Bromus hordeaceus Brent Helm, Mark Steiger, Curtis Miller 1988-4-16 65 Lake 11.6 mi. up Hwy. 20 1067 Comment
  CAS-BOT-BC231520  Bromus laevipes Ellen Dean; C. Thomsen; G. Harrington; R. Wilmarth; R. Wenk 2010-6-2 6057 Lake Walker Ridge. Picnic Area near wetland/marsh 899 Comment
  CHSC71012  Bromus laevipes Vernon Oswald; Lowell Ahart 1998-5-7 8997 Colusa On a roadside bank. 487 Comment
  JEPS94210  Bromus laevipes Vernon Oswald and Lowell Ahart 1998-5-7 8997 Colusa Bartlett Springs Road 1.6 mi w of Bear Valley Road; Bartlett Springs Road 487 Comment
  UCD83814  Bromus laevipes Ellen Dean; G. Harrington, K. Mawdsley, J. Shepard 2010-5-1 5961 Lake Walker Ridge, along Bartlett Springs Rd. on the western slope of Walker Ridge, near low water bridge. 509 Comment
  UCD84449  Bromus laevipes Ellen Dean; C. Thomsen, G. Harrington, R. Wilmarth, R. Wenk 2010-6-2 6057 Lake Walker Ridge. Picnic Area near wetland/marsh. 899 Comment
  UCR224883  Bromus laevipes Ellen Dean, Gordon Harrington, Kate F. Mawdsley, Jean V. Shepard 2010-5-1 5961 Lake Walker Ridge, along Bartlett Springs Road on the western slope of the ridge, near low water bridge 509 Comment
  UCD59540  Bromus rubens Beecher Crampton 1958-4-21 4726 Colusa Yolo Co.--Colusa Co. line: Along State Hwy. 16, junction Bear and Cache Creeks, 7.4 miles NW of Rumsey. Comment
  CAS-BOT-BC80336  Callitropsis macnabiana G. L. Stebbins 1968-5-15 6691 Lake Northeast edge of Little Indian Valley 457 Comment
  CHSC49642  Calochortus amabilis Vernon Oswald 1986-5-12 2007 Colusa Brim Rd, (Bartlett Springs Rd.) 1.8 mi w of Bear Valley Rd. 502 Comment
  HSC66589  Calochortus amabilis D. Boyd, M. Eichelberger, Tim Messick, T. A. Ranker 1980-4-19 22 Lake Coldsprings Campground along access road to Indian Valley Dam Comment
  HSC92003  Calochortus amabilis John Cromwell, Julie Schneider, A. Thoele 1994-4-23 34 Lake Walker Ridge by intersection of Walker Ridge Rd. and Bartlett Springs Rd., top of Brim Grade 701 Comment
  JEPS101262  Calochortus amabilis Dean W. Taylor 1972-5-8 1402 Lake Walker Ridge 1127 Comment
  SEINET3884894  Calochortus amabilis D. Boyd, M. Eichelberger; T. Messick; T. Ranker 1980-4-19 22 Lake Coldsprings Campground, along access road to Indian Valley Dam.; 0 Comment
  UCR198059  Calochortus amabilis E. Jacqueline Garcia 1986-4-13 s.n. Colusa Bear Valley, 2.6 mi west of the junction of Bear Valley Road and Bartlett Springs Road, on Bartlett Springs Road 664 Comment
  CHSC78346  Calochortus luteus Vernon H. Oswald 2000-5-11 9917 Colusa Brim Rd. 1.5 mi west of Bear Valley Rd. 446 Comment
  JEPS61681  Calochortus luteus W. L. Jepson 1920-5-23 8969 Colusa 2-3 mi sw Leewville (at foot of Bartlett grade, w side of Bear Valley); Bear Valley, Bartlett Grade 426 Comment
  UCD84574  Calochortus splendens Ellen Dean; C. Thomsen, G. Harrington, Davis Botanical Society 2010-6-5 6099 Lake Lake County. Along Walker Ridge Road between Barrel Springs and intersection with Bartlett Springs Road. West side of the road. 1038 Comment
  CHSC71415  Calycadenia pauciflora Vernon H. Oswald; Lowell Ahart 1998-7-15 9277 Lake East side of county near Barrel Spring on the east side of Baldy Mtn. and west of Walker Ridge Rd. 0.8 mi south of Bartlett Springs Rd. 640 Comment
  JEPS38550  Calycadenia pauciflora W. L. Jepson 1938-6-9 18951 Lake Indian Valley , NE Lake Co. 487 Comment
  JEPS94781  Calycadenia pauciflora Vernon H. Oswald and Lowell Ahart 1998-7-15 9277 Lake e side of county near Barrel Spring (on e side of Baldy Mountain and w of Walker Ridge Road 0.8 mi s of Bartlett Springs Road); Baldy Mountain 640 Comment
  JEPS95244  Calycadenia pauciflora Steve Edwards 1996-7-26 Lake a few hundred(?) yards w of junction of Bartlett Springs Road and Walker Springs Road Walker Ridge; Bartlett Springs Road; Walker Ridge, along Bartlett Springs Road a few hundred(?) yards w of junction with Bartlett Springs Road and Walker Springs Road, in a summer-dry ephemeral streamlet on serpentinite, assoc. with Brodiaea rosea Comment
  HSC47705  Calycanthus occidentalis J. P. Smith, J. O. Sawyer 1978-4-29 9784 Lake Complexion Canyon on Bartlett Springs Rd. Comment
  HSC86928  Calycanthus occidentalis Anthony J. Desch, Bryon Cariss 1988-4-16 34 Colusa 2 mi. W on Brim Rd. from corner of Brim Rd. and Bear Valley Rd. 518 Comment
  UC1728662  Calycanthus occidentalis Richard Olmstead 1986-6-14 853 Lake 1.3 mi from jct Bartlett Spring Road and Walker Ridge Road 560 Comment
  UC766217  Calycanthus occidentalis R. F. Hoover 1938-6-9 3580 Lake ridge between Indian Valley and Bear Creek Valley Comment
  UCD170331  Calycanthus occidentalis D. O. Burge 2016-11-3 2190 Lake Roadside on Bartlett Springs Road, NE of Indian Valley Reservoir. 580 Comment
  UCD63755  Calycanthus occidentalis Daniel Sanchez-Mata; Emin Ugurlu 2006-6-24 s.n. Lake Leesville-Barkerville. Bartlett Springs Road close to Complexion Canyon and Complexion Creek. 520 Comment
  CHSC71446  Calyptridium quadripetalum Vernon H. Oswald; Lowell Ahart 1998-7-15 9283 Lake East side of county near Barrel Spring on the east side of Baldy Mtn. and west of Walker Ridge Rd. 0.8 mi south of Bartlett Springs Rd. On bed of drainages and roadside ditches. 640 Comment
  HSC25615  Calyptridium quadripetalum J. P. Smith, J. O. Sawyer 1971-6-6 4743 Lake Buck Flat Recreation Site Comment
  JEPS93807  Calyptridium quadripetalum Vernon H. Oswald and Lowell Ahart 1998-7-15 9283 Lake 0.8 mi s of Bartlett Springs Road (e side of county near Barrel Spring on e side of Baldy Mountain and w of Walker Ridge Road); Baldy Mountain 640 Comment
  UCD100322  Calyptridium quadripetalum Neil Miller 1973-6-3 100 Lake roadside of Bartlett Springs Road on Walker Ridge. 609 Comment
  UCD100323  Calyptridium quadripetalum Vernon H. Oswald; Lowell Ahart 1998-7-15 9283 Lake East side of county near Barrel Spring on the east side of Baldy Mtn. and west of Walker Ridge Rd., 0.8 mi south of Barlett Springs Rd. 640 Comment
  UCD83818  Calyptridium quadripetalum Ellen Dean; G. Harrington, K. Mawdsley, J. Shepard 2010-5-1 5965 Lake N end of Indian Valley Reservoir, along Bartlett Springs Rd. E end of bridge that crosses inlet. Comment
  RSA800325  Calystegia collina Sandra M. Namoff, Eric R. Carter 2013-6-16 80 Lake North of Hwy. 20 take Bear Valley Rd to Brim Rd., population is 0.5 miles N of intersection of Brim Rd and Bartlett Springs Rd. Same location Janeway 7572 and CNDDB EO75505., 693 Comment
  HSC41916  Calystegia collina subsp. collina M. A. Baker 1977-4-24 225 Colusa Walker Ridge Rd. above Barrel Springs Campground 701 Comment
  HSC45694  Calystegia collina subsp. collina Christopher Knopp 1978-4-23 29 Lake Barrel Springs Campground 701 Comment
  HSC47660  Calystegia collina subsp. collina Sheila Logan 1978-4-22 47 Lake Barrel Springs Campground; E side of campground 488 Comment
  UCR138664  Calystegia collina subsp. collina B. Ellyson, J. Hooke, D. Newman 1996-5-4 38 Colusa Wilbur Springs, Walker Ridge Road. 8.4 mi north of alker Ridge Road and Indian Reservoir Road intersection on Walke Ridge Road; 57 mi east of Hwy 101 on Hwy 20 701 Comment
  CAS-BOT-BC223612  Calystegia collina subsp. oxyphylla Doris K. Kildale 1928-5-7 4997 Lake 6 miles east of Hough's Mineral Springs Comment
  CHSC48298  Calystegia collina subsp. oxyphylla Vernon Oswald 1986-5-12 2019 Lake Brim Rd. (Bartlett Springs Rd.) 0.2 mi w of the road to Barrel Spring. 624 Comment
  CHSC70976  Calystegia collina subsp. oxyphylla Vernon Oswald; Lowell Ahart 1998-5-7 9000 Colusa Barlett Springs Rod. 2.1 mi west of Bear Valley Rd., 0.8 mi east of Sawtelle Valley and Grapevine Flat roads. 524 Comment
  HSC100122  Calystegia collina subsp. oxyphylla Christopher Knopp 1978-4-23 29 Lake Barrel Springs Campground 701 Comment
  JEPS31597  Calystegia collina subsp. oxyphylla W. L. Jepson 1920-5-23 8980 Lake Mts. e Stanton (ne Lake Co.); Mts. e of Stanton Comment
  JEPS94202  Calystegia collina subsp. oxyphylla Vernon Oswald and Lowell Ahart 1998-5-7 9000 Colusa Bartlett Springs Road 2.1 mi w of Bear Valley Road (0.8 mi e of Sawtelle Valley and Grapevine Flat Roads); Bartlett Springs Road 524 Comment
  RSA800324  Calystegia collina subsp. oxyphylla Sandra M. Namoff, Eric R. Carter 2013-6-16 79 Colusa North of Hwy. 20 take Bear Valley Rd to Brim Rd, population is 0.2 miles NE of intersection of Brim Rd and Bartlett Springs Rd. 648 Comment
  CHSC83430  Calystegia collina subsp. tridactylosa L. P. Janeway 2002-5-2 7572 Lake Inner North Coast Ranges. Wide flat saddle on crest of northern end of Walker Ridge, between Bartlett Springs Road and Sawtelle Valley. 701 Comment
  HSC92036  Calystegia occidentalis subsp. occidentalis S. Morrissette, J. Williams, K. Kopper 1994-4-24 28 Lake Blue Oak Campground 2.5 mi. W of jct. with Walker Ridge 549 Comment
  UC465949  Calystegia occidentalis subsp. occidentalis F. Stephens 1894-6-5 Lake Little Indian Valley Comment
  CHSC70985  Camissoniopsis hirtella Vernon Oswald; Lowell Ahart 1998-5-7 9004 Colusa Bartlett Springs Rd. 2.1 mi west of Bear Valley Rd., 0.8 mi east of Sawtelle Valley and Grapevine Flat roads. 524 Comment
  CHSC71438  Camissoniopsis hirtella Vernon H. Oswald; Lowell Ahart 1998-7-15 9296 Lake East side of county near Barrel Spring on the east side of Baldy Mtn. and west of Walker Ridge Rd. 0.8 mi south of Bartlett Springs Rd. 640 Comment
  JEPS94220  Camissoniopsis hirtella Vernon Oswald and Lowell Ahart 1998-5-7 9004 Colusa Bartlett Springs Road 2.1 mi w of Bear Valley Road (0.8 mi e of Sawtelle Valley and Grapevine Flat Roads); Bartlett Springs Road 524 Comment
  JEPS32453  Campanula griffinii Peter H. Raven 1963-5-20 18403 Lake 5.9 mi e Houghs Springs Comment
  HSC66591  Capsella bursa-pastoris S. Harris, B. Ferguson, M. Moble, M. Smith 1980-4-19 Lake Coldsprings Campground, along access road to Indian Valley Dam Comment
  UCD84570  Carduus pycnocephalus Ellen Dean; C. Thomsen, G. Harrington, Davis Botanical Society 2010-6-5 6095 Lake Walker Ridge. Picnic Area near wetland/marsh. 899 Comment
  CHSC78728  Carex praegracilis L. P. Janeway 2000-5-30 6747 Lake Inner North Coast Ranges. Spring and rocky drainage on northeast side of Bartlett Springs Road 1.1 km northwest of Walker Ridge summit. 631 Comment
  CAS-BOT-BC117564  Carex serratodens Doris K. Kildale 1928-5-7 5002 Lake 6 mi E of Hough's Mineral Springs Comment
  CDA11401  Carex serratodens G. F. Hrusa, K. van Katwyk 1995-4-22 12121 Lake Inner North Coast Ranges; Bartlett Springs Road approx. 1 m. W of intersection of Walker Ridge Road. Comment
  CHSC114989  Carex serratodens Lowell Ahart 2015-4-10 20015 Lake On the north side of Brim Road, about 3 miles west of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. 645 Comment
  HSC27290  Carex serratodens J. P. Smith, J. O. Sawyer 1972-4-1 5173 Lake Wuntun Campground Comment
  HSC45544  Carex serratodens J. P. Smith, J. O. Sawyer 1972-4-1 5173 Lake Wuntun Campground Comment
  JEPS124246  Carex serratodens Lowell Ahart 2015-4-10 20015 Lake About 3 miles west of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. Comment
  RSA10719  Carex serratodens Carl B. Wolf 1928-5-7 2110 Lake 6 miles east of Houghs Mineral Springs on the road to Williams. Comment
  UCD83755  Carex serratodens Ellen Dean; G. Harrington, K. Mawdsley, J. Shepard 2010-5-1 5952 Colusa Colusa County. Walker Ridge. Along Walker Ridge Road, Buck Flat. 875 Comment
  HSC41901  Castilleja applegatei M. A. Baker 1977-4-24 231 Lake Bartlett Springs Rd. at Kilpepper Creek 503 Comment
  CHSC114942  Castilleja applegatei subsp. martinii Lowell Ahart 2015-4-10 20013 Colusa Road cut, on the south side of Brim Road, about 2 miles west of the intersection of Bear Valley Road and Brim Road, about 17 miles (air) west of Williams. Chapararal. 500 Comment
  CHSC71000  Castilleja applegatei subsp. martinii Vernon Oswald; Lowell Ahart 1998-5-7 8995 Colusa Bartlett Springs Rd. 1.6 mi west of Bear Valley Rd. 487 Comment
  HSC44283  Castilleja applegatei subsp. martinii Barbara Kelly 1977-4-24 365 Lake Bartlett Springs Rd. at Kilpepper Creek 503 Comment
  JEPS124243  Castilleja applegatei subsp. martinii Lowell Ahart 2015-4-10 20013 Colusa About 2 miles west of the intersection of Bear Valley Road and Brim Road, about 17 miles (air) west of Williams. Comment
  JEPS86176  Castilleja applegatei subsp. martinii L. R. Heckard 1988-4-2 6670 Lake ca 14 mi e Bartlett Springs (Bartlett Springs road) 590 Comment
  JEPS94198  Castilleja applegatei subsp. martinii Vernon Oswald and Lowell Ahart 1998-5-7 8995 Colusa Bartlett Springs Rd. 1.6 mi. w. of Bear Valley Rd. 487 Comment
  UCD83628  Castilleja applegatei subsp. martinii Adam Clause; with PLB 102 class 2010-5-2 7 Lake W slope of Walker Ridge. Bartlett Springs Road. West of Bartlett Springs Road/Kilpepper Creek intersection, and just west of the high-water bridge. 10 m south of the road, at the base of a steep, rocky roadcut.. 492 Comment
  UCD97120  Castilleja applegatei subsp. martinii Ellen Dean; G. Harrington, J. Alderson 2011-4-10 6903 Colusa Along Brim Rd on east slope of Walker Ridge (Brim Rd becomes Bartlett Springs Rd). 438 Comment
  HSC45521  Castilleja attenuata M. Alcasas 1978-4-23 54 Lake Barrel Springs Campground. 701 Comment
  HSC66661  Castilleja attenuata D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-4-19 2 Lake Coldsprings Campground, along access road to Indian Valley Dam Comment
  HSC44444  Castilleja densiflora R. York 1978-4-23 147 Lake Barrel Springs Campground. 701 Comment
  HSC45724  Castilleja densiflora Catherine Chin 1978-4-23 40 Lake Barrel Springs Campground. 701 Comment
  HSC45698  Castilleja exserta subsp. exserta Christopher Knopp 1978-4-23 22 Lake Barrel Springs Campground 701 Comment
  CHSC114943  Castilleja foliolosa Lowell Ahart 2015-4-10 20014 Colusa On the northside of Brim Road, about 2 miles west of the intersection of Bear Valley Road and Brim Road, about 17 miles (air) west of Williams. Chaparral. 500 Comment
  HSC87084  Castilleja foliolosa L. Blackford, S. Branch, D. Malm 1988-4-16 68 Colusa 2 mi. W on Brim Rd. from corner of Brim Rd. and Bear Valley Rd. 518 Comment
  JEPS124244  Castilleja foliolosa Lowell Ahart 2015-4-10 20014 Colusa About 2 miles west of the intersection of Bear Valley Road and Brim Road, about 17 miles (air) west of Williams. Comment
  RSA589920  Castilleja foliolosa Michael A. Vincent, Robert M. Rhode 1996-3-30 7297 Colusa Along Brim Rd., 1.9 mi. W jct. Bear Valley Rd. Comment
  UCR37888  Castilleja foliolosa K. B. Barrows, C. G. Phillips, L. Cole, S. A. Hautain 1984-4-28 25 Colusa Descend into Bear Valley, Brim Rd., 6.0 mi. east of Bartlett Springs Rd 488 Comment
  CDA11233  Castilleja minor subsp. spiralis G. F. Hrusa 1994-8-13 11909 Lake North Coast Biodiversity Arena; Barrel Springs Creek near confluence with Kilpepper Creek. Road from Bear Valley to Bartlett Springs. Comment
  CHSC71451  Castilleja minor subsp. spiralis Vernon H. Oswald; Lowell Ahart 1998-7-15 9271 Colusa Bartlett Springs Rd. 1.6 mi west of Bear Valley Rd. 487 Comment
  CHSC89450  Castilleja minor subsp. spiralis Lowell Ahart 2004-10-4 11433 Lake Below the high water line of Indian Valley Reservoir, along the stream in the northeast part of the reservoir, on the south side of Bartlett Springs Road. 446 Comment
  JEPS105952  Castilleja minor subsp. spiralis Lowell Ahart 2004-10-4 11433 Lake Below the high water line of Indian Valley Reservoir, along the stream in the northeast part of the reservoir, on the south side of Bartlett Springs Road 446 Comment
  JEPS17090  Castilleja minor subsp. spiralis Rimo Bacigalupi with G. Thomas Robbins 1954-6-25 4620 Lake 1.2 mi w Lake-Colusa County line (along road between Indian Valley (Lake Co.) and Bear Valley (Colusa Co.)); Complexion Canyon 548 Comment
  JEPS3291  Castilleja minor subsp. spiralis C. and P. McMillan and L. R. Heckard 1951-9-16 1624 Lake on road from Bartlett Springs to Leesville (along Complexion Creek, e Lake County); Complexion Creek Comment
  JEPS93868  Castilleja minor subsp. spiralis Vernon H. Oswald and Lowell Ahart 1998-7-15 9271 Colusa Bartlett Springs Road 1.6 mi w of Bear Valley Road; Bartlett Springs Road 487 Comment
  RSA466275  Castilleja minor subsp. spiralis L. F. LaPre, K. Campbell 1987-6-29 s.n. Lake Barrel Springs Camp, NE of Clear Lake at Colusa Co. line, on Walker Pass Road Comment
  RSA702852  Castilleja minor subsp. spiralis L. Ahart 2004-10-4 11433 Lake Below the high water line of Indian Valley Reservoir, along the stream in the northeast part of the reservoir, on the south side of Bartlett Springs Road. 447 Comment
  UC198199  Castilleja minor subsp. spiralis Katharine Brandegee 1910-8-10 Colusa Epperson's Grade; sw Colusa Co. Comment
  UC987003  Castilleja minor subsp. spiralis C. and P. McMillan and L. R. Heckard 1951-9-16 1624 Lake e of Indian Valley (in canyon of Complexion Creek, on road from Bartlett Springs to Leesville, e Lake County) Comment
  UCD122609  Castilleja minor subsp. spiralis G. F. Hrusa 1994-8-1 11909 Lake Barrel Springs Creek near confluence with Kilpepper Creek. Road from Bear Valley to Bartlett Springs. North Coast Biodiversity Arena. (Original coordinates printed on label corrected in 2015 to coordinates displayed in this record) 450 Comment
  UCD163343  Castilleja minor subsp. spiralis Craig D. Thomsen 2007-7-31 s.n. Colusa Walker Ridge. East of Eaton Springs en route to Rathburn Mine. Comment
  UCD81864  Castilleja minor subsp. spiralis Ellen Dean; K. Mawdsley,G. Harrington,R. Wilmarth,B. Rice,E. Salvia 2009-5-27 5747 Lake Walker Ridge. Picnic area near Cold Spring. 912 Comment
  UCR50153  Castilleja minor subsp. spiralis L. F. LaPre, K. Campbell 1987-6-29 s.n. Lake Inner North Coast Ranges, Barrel Spring Camp, NE of Clear Lake at Colusa Co. line, on Walker Ridge Rd Comment
  JEPS2678 Image available Castilleja rubicundula W. L. Jepson 1920-5-24 9001 Lake Indian Valley; ; Indian Valley, N Lake Co. Comment
  UCD84578  Castilleja rubicundula Ellen Dean; C. Thomsen, G. Harrington, Davis Botanical Society 2010-6-5 6103 Lake Walker Ridge. Along Bartlett springs road just west of Walker Ridge Rd intersection. Meadow on south side of road. 647 Comment
  UCR37942  Castilleja rubicundula subsp. lithospermoides P. Williams, Brian Kearney, Mike Malamus 1984-4-28 74 Colusa 2.9 mi west of Leesville Lodoga Junction on Brim Road. 418 Comment
  UCR40060  Castilleja rubicundula subsp. lithospermoides K. B. Barrows, C. G. Phillips, L. Cole, S. A. Haultain 1984-4-28 27 Colusa Bear Valley, Brim Road, 2.9 mi west of Leesvillle-Lodoga Junction 418 Comment
  CHSC115196  Castilleja rubicundula subsp. rubicundula Lowell Ahart 2015-4-28 20102 Lake Along a small meadow wash, small meadow, about 150 yards west of Barrel Spring Meadow, about 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. 696 Comment
  CHSC49016  Castilleja rubicundula subsp. rubicundula Vernon Oswald 1986-5-12 2021 Lake Brim Rd. (Barlett Springs Rd.) 0.5 mi w of the road to Barrel Spring. 609 Comment
  CHSC78167  Castilleja rubicundula subsp. rubicundula Lowell Ahart 2000-6-2 8439 Lake In a meadow near a small wash, 100 feet northeast of Bartlett Springs road, about 400 yards southwest of the radio tower, about 1/4 mile west of Bartlett Springs Road and Walker Ridge Road, about 2 1/2 miles west of Bear Valley. 609 Comment
  JEPS117119  Castilleja rubicundula subsp. rubicundula Peter Warner 2010-5-16 151 Lake Walker Ridge Rd., ~ 1.4 km S of jct. with Bartlett Springs and Brim roads, at Barrel Springs camping area, in seasonally wet grassland and drainage west of cable fence Comment
  JEPS123904  Castilleja rubicundula subsp. rubicundula Lowell Ahart 2015-4-28 20102 Lake About 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. Comment
  JEPS98585  Castilleja rubicundula subsp. rubicundula Lowell Ahart 2000-6-2 8439 Lake 2 1/2 mi W of Bear Valley (in a meadow near a small wash, 100 ft NE of Bartlett Springs Rd, 400 yds SW of radio tower, 1/4 mi W of Bartlett Springs Rd and Walker Ridge Rd) 609 Comment
  UCD123058  Castilleja rubicundula subsp. rubicundula S. P. Lynch 1974-5-25 593 Lake Campsite at Barrel Springs on Walker Ridge Border between Lake and Colusa County. Comment
  UCD81865  Castilleja rubicundula subsp. rubicundula Ellen Dean; K. Mawdsley,G. Harrington,R. Wilmarth,B. Rice,E. Salvia 2009-5-27 5748 Lake Walker Ridge. Picnic area near Cold Spring. 912 Comment
  CDA11400  Castilleja tenuis G. F. Hrusa, K. van Katwyk 1995-4-22 12120 Colusa Inner North Coast Ranges; flat on Walker Ridge Road, approx. 6 m. S of intersection with Bartlett Springs Rd. Comment
  RSA399079  Ceanothus cuneatus Carolyn Sanford 1977-4-24 352 Colusa Above Barrel Springs Campground. 701 Comment
  HSC25611  Ceanothus integerrimus J. P. Smith 1971-6-6 4741 Lake Comment
  UC2014137  Ceanothus integerrimus Ellen Dean, C. Thomsen, G. Harrington, R. Wilmarth, R. Wenk 2010-6-2 6059 Colusa Colusa County. On Lake County border. Along Walker Ridge Road, between Cold Spring and Buck Flat. Comment
  UCD170264  Ceanothus integerrimus D. O. Burge 2016-11-3 2188 Colusa Walker Ridge, E of Indian Valley Reservoir, roadside on Bartlett Springs Road. 980 Comment
  UCD170330  Ceanothus integerrimus D. O. Burge 2016-11-3 2189 Colusa Walker Ridge, E of Indian Valley Reservoir, roadside on Bartlett Springs Road. 860 Comment
  UCD82544  Ceanothus integerrimus Ellen Dean; G. Harrington, C. Thomsen,R. Wilmarth,Chiao-Yi Cheng 2009-5-20 5699 Colusa Walker Ridge. Along Walker Ridge just S of turn-off to picnic area near Cold Spring. 1007 Comment
  UCD84451  Ceanothus integerrimus Ellen Dean; C. Thomsen, G. Harrington, R. Wilmarth, R. Wenk 2010-6-2 6059 Colusa Colusa County. On Lake County border. Walker Ridge. Along Walker Ridge Road, between Cold Spring and Buck Flat. 971 Comment
  UCD84453  Ceanothus integerrimus Ellen Dean; C. Thomsen, G. Harrington, R. Wilmarth, R. Wenk 2010-6-2 6059 Colusa Colusa County. On Lake County border. Walker Ridge. Along Walker Ridge Road, between Cold Spring and Buck Flat. 971 Comment
  CAS-BOT-BC51097  Ceanothus jepsonii Doris K. Kildale 1928-5-7 5005 Lake 6 miles East of Hough's Mineral Springs Comment
  SBBG118114  Ceanothus jepsonii C. Bornstein, E. Collins, R. Lutsko 2004-6-18 Lake Walker Ridge Rd, 0.45 mi S of jct with Bartlett Springs Rd Comment
  UCD15023  Ceanothus jepsonii Charles Gasser 1978-4-9 6 Lake Bear Valley/Walker Ridge, 16 miles NW on dirt road from intersections of highway 16 and highway 20; Comment
  RSA10717  Ceanothus jepsonii subsp. albiflorus Carl B. Wolf 1928-5-7 2113 Lake 6 miles east of Houghs Mineral Springs on the road to Williams. Comment
  CAS-BOT-BC51125  Ceanothus jepsonii var. albiflorus Terry Hines; Ellen Purcell; Nina Williams 1988-4-16 50 Lake 15.3 miles off Hwy 20 on Walker Ridge Rd. 914 Comment
  CDA12068  Ceanothus jepsonii var. albiflorus G. F. Hrusa 1989-4-8 5911 Lake North Coast Biodiversity Arena; Walker Ridge immed. W of Bear Valley, and approx. 15 miles N of Hwy 20. Comment
  HSC42018  Ceanothus jepsonii var. albiflorus M. A. Baker 1977-4-24 221 Lake Barrel Springs Campground. 701 Comment
  HSC43201  Ceanothus jepsonii var. albiflorus J. Walker 1977-4-24 27 Colusa Along Walker Ridge Rd. above Barrel Springs Campground 701 Comment
  HSC45709  Ceanothus jepsonii var. albiflorus Sheila Logan 1978-4-23 88 Lake Barrel Springs Campground. 701 Comment
  HSC60452  Ceanothus jepsonii var. albiflorus J. P. Smith 1977-4-24 9036 Colusa Along Walker Ridge Rd. above Barrel Springs Campground 701 Comment
  HSC87049  Ceanothus jepsonii var. albiflorus L. Blackford, S. Branch, D. Malm 1988-4-16 64 Lake 15.3 mi off Hwy. 20 on Walker Ridge Rd. 915 Comment
  HSC89679  Ceanothus jepsonii var. albiflorus William E. Avery, Mathew Henry Bergvall-Mensor, Steve Wilson 1989-4-15 Lake 762 Comment
  HSC96785  Ceanothus jepsonii var. albiflorus J. Carey, A. Hong, J. Leffingwell 1995-5-6 75 Colusa 3.2 mi N on Walker Ridge Rd. from its junction with Indian Valley Access Rd. 854 Comment
  JEPS20111  Ceanothus jepsonii var. albiflorus W. L. Jepson 1920-5-23 8976 Lake near summit of range between Bear and Indian Valleys; n.e. Lake Co. Comment
  CAS-BOT-BC63289  Ceanothus thyrsiflorus N. Wynne; M. Peckham; J. Bamesberger 1994-4-23 32 Lake Benmore Cnyn Quad. Blue Oak Campground, on access road to indian Valley Res. 2.3 mi. w. of junction with Walker Ridge Rd Comment
  CHSC89443  Centaurea solstitialis Lowell Ahart 2004-10-4 11427 Lake Below the high water line of Indian Valley Reservoir, near the stream in the northeast part of the reservoir, on the south side of Bartlett Springs Road. 446 Comment
  JEPS11964  Centaurium trichanthum Rimo Bacigalupi with G. T. Robbins 1954-6-25 4619 Lake 1.2 mi w Colusa County line (along road between Indian Valley (Lake Co.) and Bear Valley (Colusa Co.), slopes of Complexion Canyon); Complexion Canyon 548 Comment
  JEPS93803  Centaurium trichanthum Vernon H. Oswald and Lowell Ahart 1998-7-15 9267 A Colusa Bartlett Springs Road 1.6 mi w of Bear Valley Road; Bartlett Springs Road 487 Comment
  JEPS93804  Centaurium trichanthum Vernon H. Oswald and Lowell Ahart 1998-7-15 9288 Lake 0.8 mi s of Bartlett Springs Road (e side of county near Barrel Spring on e side of Baldy Mountain and w of Walker Ridge Road); Baldy Mountain 640 Comment
  JEPS94758  Centaurium trichanthum Vernon H. Oswald and Lowell Ahart 1998-7-15 9267 B Colusa Bartlett Springs Road 1.6 mi w of Bear Valley Road 487 Comment
  UCD83730  Cerastium glomeratum Ellen Dean; PLB 102 Collecting Interns 2010-5-2 5970 Lake West slope of Walker Ridge. Along Bartlett Springs Road, West of Kilpepper Creek low water bridge crossing and just west of high water bridge over main creek. Comment
  HSC27285  Cercis occidentalis J. P. Smith, J. O. Sawyer 1972-4-1 5175 Lake Wuntun Campground Comment
  CDA12012  Cercocarpus betuloides G. F. Hrusa 1990-4-8 7664 Lake North Coast Biodiversity Arena; W side of Walker Ridge Rd. above Bear Valley. Comment
  RSA590197  Cercocarpus betuloides Michael A. Vincent, Robert M. Rhode 1996-3-30 7299 Colusa Along Brim Rd., 1.9 mi. W jct. Bear Valley Rd. Comment
  RSA670064  Cercocarpus betuloides G. L. Webster 1989-5-6 7698 Colusa Walker Ridge, near Cold Springs Mt. Near border with Lake County. Comment
  UCD113068  Cercocarpus betuloides var. betuloides G. L. Webster 1989-5-6 7698 Colusa Near border with Lake County. Crest of Walker Ridge, near Cold Springs Mountain. Comment
  HSC99678  Cercocarpus montanus var. glaber J. P. Smith, J. O. Sawyer 1972-4-1 5176 Lake Wuntun Campground Comment
  UCD159334  Chaenactis glabriuscula D. S. Park; E. Dean 2010-6-5 118 Colusa Walker ridge, Cold Spring Mt. Exposed serpentine outcrop. 1032 Comment
  CAS-BOT-BC284559  Chaenactis glabriuscula var. heterocarpha Doris K. Kildale 1928-5-7 4990 Lake 6 miles east of Hough's Mineral Springs Comment
  CDA10716  Chaenactis glabriuscula var. heterocarpha Vernon H. Oswald & Lowell Ahart 1998-5-7 9011 Colusa Bartlett Springs Road 2.8 miles west of Bear Valley Road, 0.1 mile east of Sawtelle Valley and Grapevine Flat Roads. Comment
  CHSC107476  Chaenactis glabriuscula var. heterocarpha David W. Isle; Ken Fuller 2002-4-26 1927 Lake Mendocino National Forest; North Coast Ranges; North Fork Cache Creek Watershed. N of Indian VA Res. on west side of braided floodplain in alluvium desposition from Stanton Creek. MDBM. 475 Comment
  CHSC70964  Chaenactis glabriuscula var. heterocarpha Vernon Oswald; Lowell Ahart 1998-5-7 9011 Colusa Bartlett Springs Rd. 2.8 mi west of Bear Valley Rd., 0.1 mi east of Sawtelle Valley and Grapevine Flat roads. Roadside banks. 633 Comment
  JEPS34158  Chaenactis glabriuscula var. heterocarpha W. L. Jepson 1920-5-23 8999 Lake Indian Valley , North Lake County Comment
  JEPS94218  Chaenactis glabriuscula var. heterocarpha Vernon Oswald and Lowell Ahart 1998-5-7 9011 Colusa Bartlett Springs Road 2.8 mi w of Bear Valley Road (0.1 mi e of Sawtelle Valley and Grapevine Flat Roads) 633 Comment
  RSA10728  Chaenactis glabriuscula var. heterocarpha C. B. Wolf 1928-5-7 2098 Lake 6 miles east of Houghs Mineral Springs on the road to Williams. Comment
  UCD81859  Chaenactis glabriuscula var. heterocarpha Ellen Dean; K. Mawdsley,G. Harrington,R. Wilmarth,B. Rice,E. Salvia 2009-5-27 5743 Colusa Walker Ridge. Along Walker Ridge Road. Lookout area with fence and view of Indian Valley Reservoir. North of turnoff to Indian Valley Reservoir and S of turnoff to picnic area. W side of road. 1061 Comment
  CHSC89440  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2004-10-4 11432 Lake Below the high water line of Indian Valley Reservoir, near the stream in the northeast part of the reservoir, on the south side of Bartlett Springs Road. 446 Comment
  JEPS105947  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2004-10-4 11432 Lake Below the high water line of Indian Valley Reservoir, near the stream in the northeast part of the reservoir, on the south side of Bartlett Springs Road 446 Comment
  HSC66587  Cheilanthes intertexta D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-4-19 18 Lake Coldsprings Campground along access road to Indian Valley Dam Comment
  CHSC89441  Chenopodium album Lowell Ahart 2004-10-4 11430 Lake Below the high water line of Indian Valley Reservoir, near the stream in the northeast part of the reservoir, on the south side of Bartlett Springs Road. 446 Comment
  HSC97118  Chenopodium album L. Ahart 2004-10-4 11430 Lake NE part of Indian Valley Reservoir, S side of Bartlett Springs Rd. 447 Comment
  JEPS106007  Chenopodium album Lowell Ahart 2004-10-4 11430 Lake Below the high water line of Indian Valley Reservoir, near the stream in the northeast part of the reservoir, on the south side of Bartlett Springs Road 446 Comment
  RSA703150  Chenopodium album L. Ahart 2004-10-4 11430 Lake Below the high water line of Indian Valley Reservoir, near the stream in the NE part of the reservoir, on the S side of Bartlett Springs Road. 447 Comment
  UCD169385  Chenopodium album Lowell Ahart 2004-10-4 11430 Lake Indian Valley Reservoir, near the stream in the northeast part of the reservoir, on the south side of Bartlett Springs Road. 446 Comment
  JEPS105956  Chenopodium pumilio Lowell Ahart 2004-10-4 11449 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road 446 Comment
  CDA23400  Chenopodium rubrum L. Ahart 2004-10-4 11431 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road. Comment
  CHSC89387  Chenopodium rubrum Lowell Ahart 2004-10-4 11431 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road. 446 Comment
  JEPS105981  Chenopodium rubrum Lowell Ahart 2004-10-4 11431 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road 446 Comment
  JEPS106021  Chenopodium rubrum Lowell Ahart 2004-10-4 11431 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road 446 Comment
  RSA702903  Chenopodium rubrum L. Ahart 2004-10-4 11431 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road. 447 Comment
  CAS-BOT-BC257007  Chorizanthe membranacea Doris K. Kildale 1928-5-7 4982 Lake 5 miles east of Hough's Mineral Springs Comment
  CAS-BOT-BC277996  Cirsium cymosum Peter H. Raven 1963-5-20 18404 Lake 5.9 miles east of Houghs Springs Comment
  CAS-BOT-BC277998  Cirsium cymosum Peter H. Raven 1963-5-20 18404 Lake 5.9 miles east of Houghs Springs Comment
  CHSC88587  Cirsium douglasii var. breweri L. P. Janeway; B. Castro 2001-6-3 7099 Colusa Inner North Coast Ranges. Spring at Grapevine Flat, on top of Walker Ridge about 0.8 km east of Baldy Mountain. 884 Comment
  UCD159335  Cirsium douglasii var. breweri D. S. Park; E. Dean 2010-6-5 119 Colusa Walker ridge, Cold Spring Mt. 886 Comment
  UCD81874  Cirsium douglasii var. breweri Ellen Dean; K. Mawdsley,G. Harrington,R. Wilmarth,B. Rice,E. Salvia 2009-5-27 5755 Lake Walker Ridge. Picnic area near Cold Spring. 912 Comment
  UCD81875  Cirsium douglasii var. breweri Ellen Dean; K. Mawdsley,G. Harrington,R. Wilmarth,B. Rice,E. Salvia 2009-5-27 5755 Lake Walker Ridge. Picnic area near Cold Spring. 912 Comment
  UC91771  Cirsium occidentale var. venustum D. Cleveland 1882-7-1 100 Lake Indian Valley Comment
  CAS-BOT-BC169769  Cistanthe quadripetala John Tucker 1948-7-14 s.n. Lake Indian Valley Comment
  CAS-BOT-BC169779  Cistanthe quadripetala Ella D. Cantelow 1957-5-31 s.n. Lake Indian Valley, 8.1 mi W of Leesville Comment
  CAS-BOT-BC164200  Clarkia concinna N. Wynne; M. Peckham; J. Bamesberger 1994-4-23 26 Lake Blue Oak Cmpgrnd, on access road to Indian Valley Res., 2.5 miles W from junction with Walker Ridge Rd. Comment
  UC1728652  Clarkia concinna Richard Olmstead 1984-5-15 664 Lake along dry draw on bank above rd. at outside of turn 1.2 mi. from county line 518 Comment
  UCR37605  Clarkia concinna Michelle A. Strull, Et al. 1984-4-28 10 Colusa 6 mi east of Bartlett Springs Road, on Brim Road 488 Comment
  CAS-BOT-BC164526  Clarkia gracilis subsp. albicaulis A. A. Heller 1916-6-6 12354 Colusa Coast Range on the grade about 3 miles west of Leesville Comment
  CAS-BOT-BC164527  Clarkia gracilis subsp. albicaulis A. A. Heller 1916-6-6 12354 Colusa Coast Range on the grade about 3 miles west of Leesville Comment
  CAS-BOT-BC164528  Clarkia gracilis subsp. albicaulis Richard A. DeMartile 1983-6-15 107 Colusa Bartlett Springs Road north of Baldy Mountain Comment
  JEPS43652  Clarkia gracilis subsp. albicaulis W. L. Jepson 1920-5-24 9002 a Lake Indian Valley 457 Comment
  LA45424  Clarkia gracilis subsp. albicaulis G. L. Stebbins Jr.; Malcolm A. Nobs, J. A. Rattenbury 1947-4-27 3755 Colusa 3 mi. W of Leesville, on road to Bartlett Springs Comment
  UC930771  Clarkia gracilis subsp. albicaulis A. A. Heller 1916-6-6 12354 Colusa on grade about 3 mi w Leesville; Coast Range Comment
  CAS-BOT-BC228564  Clarkia gracilis subsp. tracyi Daniel Slakey; CNPS volunteers 2011-6-12 5 Lake Walker Ridge. Barrel Springs area 732 Comment
  CDA12217  Clarkia gracilis subsp. tracyi G. F. Hrusa 1993-6-1 11165 Colusa North Coast Biodiversity Arena; Bear Valley-Bartlett Springs Rd. midway up east side of Walker ridge. Comment
  CHSC71439  Clarkia gracilis subsp. tracyi Vernon H. Oswald; Lowell Ahart 1998-7-15 9280 Lake East side of county near Barrel Spring on the east side of Baldy Mtn. and west of Walker Ridge Rd. 0.8 mi south of Bartlett Springs Rd. 640 Comment
  CHSC78677  Clarkia gracilis subsp. tracyi L. P. Janeway 2000-5-30 6751 Lake Inner North Coast Ranges. Dry stony ground adjacent to a spring and rocky drainage on northeast side of Bartlett Springs Road 1.1 km northwest of Walker Ridge summit. 631 Comment
  JEPS93865  Clarkia gracilis subsp. tracyi Vernon H. Oswald and Lowell Ahart 1998-7-15 9280 Lake 0.8 mi s of Bartlett Springs Road (e side of county near Barrel Spring on e side of Baldy Mountain and w of Walker Ridge Road); Baldy Mountain 640 Comment
  UC1728661  Clarkia gracilis subsp. tracyi Richard Olmstead 1986-6-14 855 Lake roadside near small moist meadow 0.7 mi. from Walker Ridge Rd. junction 707 Comment
  UCD110411  Clarkia gracilis subsp. tracyi Daniel Slakey; CNPS volunteers 2011-6-12 5 Lake Walker Ridge. Barrel Springs area. 732 Comment
  UCR80859  Clarkia gracilis subsp. tracyi G. Fred Hrusa 1993-6-1 11165 Lake Bear Valley-Bartlett Spring Road, midway up E side of Walker Ridge. 500 Comment
  UCR138658  Clarkia purpurea A. Burgard, J. Goldsmith, J. Kalt 1996-5-4 72 Colusa 8.4 mi north of Indian Reservoir Road on Walker Ridge Road; 57 mi east of Hwy 101 on Hwy 20 701 Comment
  CHSC115327  Claytonia exigua subsp. exigua Lowell Ahart 2015-4-10 20018 Lake On the north side of Brim Road, about 3 miles west of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. 645 Comment
  HSC44453  Claytonia exigua subsp. exigua R. York 1978-4-23 144 Lake Barrel Springs Campground. 701 Comment
  HSC45696  Claytonia exigua subsp. exigua Christopher Knopp 1978-4-23 24 Lake Barrel Springs Campground 701 Comment
  JEPS124240  Claytonia exigua subsp. exigua Lowell Ahart 2015-4-10 20018 Lake About 3 miles west of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. Comment
  UC1056274  Claytonia exigua subsp. exigua Rimo Bacigalupi and Arthur Holmgren 1950-4-26 3186 Colusa just w Bear Valley (slope just w of base of the grade to Indian Valley (Bartlett Mt. Road)); Inner North Coast Ranges Comment
  CHSC115329  Claytonia parviflora subsp. parviflora Lowell Ahart 2015-4-10 20019 Lake On the north side of Brim Road, about 3 miles west of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. 645 Comment
  UC1056273  Claytonia parviflora subsp. parviflora Rimo Bacigalupi and Arthur Holmgren 1950-4-26 3190 Lake between Bear Valley and Indian Valley (first summit on Bartlett Mt road, at Colusa-Lake county line); Inner North Coast Ranges Comment
  JEPS124239  Claytonia parvifolia subsp. parvifolia Lowell Ahart 2015-4-10 20019 Lake About 3 miles west of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. Comment
  HSC66638  Clematis lasiantha P. Powers, D. Stamp, J. Spitler, Cathy Railey, C. Macdonald 1980-4-19 7 Lake Coldsprings Campground along access rd. to Indian Valley Dam Comment
  CDA11236  Clematis ligusticifolia G. F. Hrusa 1994-8-13 11912 Lake North Coast Biodiversity Arena; Barrel Springs Creek near confluence with Kilpepper Creek. Road from Bear Valley to Bartlett Springs. 0 Comment
  UCD144222  Clematis ligusticifolia G. F. Hrusa 1994-8-1 11912 Lake Barrel Springs Creek near confluence with Kilpepper Creek. Road from Bear Valley to Bartlett Springs. (Original coordinates printed on label corrected in 2015 to coordinates displayed in this record) Comment
  UCD84575  Collinsia greenei Ellen Dean; C. Thomsen, G. Harrington, Davis Botanical Society 2010-6-5 6100 Lake Walker Ridge. Along Bartlett springs road just west of Walker Ridge Rd intersection. Meadow on south side of road. 647 Comment
  HSC66017  Collinsia heterophylla D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-4-19 3 Lake Coldsprings Campground, along access road to Indian Valley Dam Comment
  HSC67109  Collinsia heterophylla S. Harris, B. Ferguson, S. Smith 1980-4-19 Lake Coldsprings Campground, along access road to Indian Valley Dam Comment
  HSC89735  Collinsia heterophylla Robin Bencie, James Jones, Rich Dwerlkotte 1989-4-15 9 Lake 7.7 mi. N of Hwy. 20 just W of Walker Ridge Rd., Blue Oak Campground Comment
  HSC92408  Collinsia heterophylla S. Morrissette, J. Williams, K. Kopper 1994-4-24 15 Lake Blue Oak Campground, on access Rd. to Indian Valley Res. 2.5 mi. W of Jct. with Walker Ridge Rd. 549 Comment
  RSA408302  Collinsia heterophylla Patty Powers, J. Spitler, D. Stamp, C Macdonald, Cathy Railey 1980-4-19 8 Lake Coldsprings Campground, along access road to Indian Valley Dam. Comment
  HSC85774  Collinsia rattanii Bobbi Schnell, Andrea Begnoche, Leonel Arguello 1987-4-11 Lake Barrel Springs Campground Comment
  RSA10730  Collinsia sparsiflora Carl B. Wolf 1928-5-7 2095 Lake 6 miles east of Houghs Mineral Springs on the road to Williams. Comment
  CHSC115200  Collinsia sparsiflora var. collina Lowell Ahart 2015-4-28 20103 Lake On the west side of a small drainage, about 30 yards north of the south edge of the meadow, Barrel Spring Meadow, about 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brom Road, about 18 miles (air) west of Williams. 696 Comment
  HSC44298  Collinsia sparsiflora var. collina Barbara Kelly 1977-4-24 349 Lake Barrel Springs Campground 701 Comment
  HSC45517  Collinsia sparsiflora var. collina M. Alcasas 1978-4-23 51 Lake Barrel Springs Campground. 701 Comment
  HSC45708  Collinsia sparsiflora var. collina Sheila Logan 1978-4-23 101 Lake Barrel Springs Campground. 701 Comment
  HSC67111  Collinsia sparsiflora var. collina Teri Bartowski, Shane Feusier, Ruth Takaki, Carol Zimmerer 1980-4-19 8 Lake Coldsprings Campground along access rd. to Indian Valley Dam Comment
  JEPS123900  Collinsia sparsiflora var. collina Lowell Ahart 2015-4-28 20103 Lake About 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. Comment
  CHSC114996  Collomia diversifolia Lowell Ahart 2015-4-28 20111 Lake By the rock barrier, Barrel Spring Meadow, about 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. 696 Comment
  CHSC48647  Collomia diversifolia Vernon Oswald 1986-5-12 2011 Colusa Brim Rd. (Bartlett Springs Rd.) 2.1 mi w of Bear Valley Rd. On a roadcut. 487 Comment
  CHSC70989  Collomia diversifolia Vernon Oswald; Lowell Ahart 1998-5-7 9006 Colusa Bartlett Springs Rd. 2.1 mi west of Bear Valley Rd., 0.8 mi east of Sawtelle Valley and Grapevine Flat roads. At roadside. 524 Comment
  HSC42020  Collomia diversifolia M. A. Baker 1977-4-24 217 Lake Barrel Springs Campground. 701 Comment
  HSC42333  Collomia diversifolia M. A. Baker 1977-4-24 223 Colusa Walker Ridge Rd. above Barrel Springs Campground 701 Comment
Read comments Jul 31 2014
  HSC44250  Collomia diversifolia Barbara Kelly 1977-4-24 360 Lake Intersection of Bartlett Springs Rd. and Grapevine Spring Rd. 701 Comment
  HSC45681  Collomia diversifolia Patricia Shesgreen 1978-4-23 57 Lake Barrel Springs Campground 701 Comment
  JEPS94201  Collomia diversifolia Vernon Oswald and Lowell Ahart 1998-5-7 9006 Colusa Bartlett Springs Road 2.1 mi w of Bear Valley Road (0.8 mi e of Sawtelle Valley and Grapevine Flat Roads); Bartlett Springs Road 524 Comment
  LA86509  Collomia diversifolia Roman Gankin; 1965-5-6 519 Lake hill overlooking Cold Spring Camp, 0.9 mi. E of Little Indian Valley (Kowalski Ranch and Stanton Creek) Comment
  RSA183448  Collomia diversifolia Roman Gankin 1965-5-6 519 Lake Overlooking Cold Spring Camp, 0.9 mile east of Little Indian Valley (Kowalski Ranch and Stanton Creek) Comment
  RSA372076  Collomia diversifolia Katherine Brandegee 1884-07 s.n. Lake Epperson's Road Comment
  UC84867 Image available Collomia diversifolia K. Curran 1884-7-1 Lake Epperson's Road; ; ; Epperson's Road, Lake Co. Comment
  UCD118039  Collomia diversifolia Roman Gankin 1965-5-6 519 Lake Hill overlooking Cold Spring Camp, 0.9 mile E of Little Indian Valley (Kowalski Ranch and Stanton Creek). Comment
  UCD14554  Collomia diversifolia John M. Tucker 1980-5-3 4445 Lake Summit of Walker Ridge, on west side of Walker Ridge Road just north of Brim Road; Comment
  UCD163340  Collomia diversifolia Craig D. Thomsen 2009-5-3 2811 Lake Walker Ridge, just south of Cold Spring Mountain 6.5 miles north of Hwy 20. Vicinity of Walker Ridge Rd. Along fire break road, just south of guard rail. 1066 Comment
  UCD81856  Collomia diversifolia Ellen Dean; K. Mawdsley,G. Harrington,R. Wilmarth,B. Rice,E. Salvia 2009-5-27 5740 Colusa Walker Ridge. Along Walker Ridge Road. Lookout area with fence and view of Indian Valley Reservoir. North of turnoff to Indian Valley Reservoir and S of turnoff to picnic area. W side of road. 1061 Comment
  CHSC78535  Cordylanthus pilosus subsp. pilosus Vernon H. Oswald 2000-8-21 9951 Lake Near Barrel Spring on Walker Ridge. 701 Comment
  JEPS98386  Cordylanthus pilosus subsp. pilosus Vernon H. Oswald 2000-8-21 9951 Lake near Barrel Spring (on Walker Ridge) 701 Comment
  CDA11234  Cordylanthus pringlei G. F. Hrusa, T. D. Wilfred 1994-8-13 11910 Lake North Coast Biodiversity Arena; Barrel Springs Creek near confluence with Kilpepper Creek. Road from Bear Valley to Bartlett Springs. Comment
  UC1778588  Cordylanthus pringlei G. F. Hrusa, T. D. Wilfred 1994-8-13 11910 Lake North Coast Biodiversity Arena; Barrel Springs Creek near confluence with Kilpepper Creek. Under Cupressus sargentii. Road from Bear Valley to Bartlett Springs 550 Comment
  UCD148582  Cordylanthus pringlei G. F. Hrusa; T. D. Wilfred 1994-8-1 11910 Lake Barrel Springs Creek near confluence with Kilpepper Creek. Road from Bear Valley to Bartlett Springs. North Coast Biodiversity Arena. (Original coordinates printed on label corrected in 2015 to coordinates displayed in this record) 550 Comment
  UCD84448  Cornus glabrata Ellen Dean; C. Thomsen, G. Harrington, R. Wilmarth, R. Wenk 2010-6-2 6056 Lake Walker Ridge. Picnic Area near wetland/marsh. 899 Comment
  CHSC89447  Crypsis schoenoides Lowell Ahart 2004-10-4 11442 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road. 446 Comment
  JEPS105942  Crypsis schoenoides Lowell Ahart 2004-10-4 11442 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road 446 Comment
  RSA702785  Crypsis schoenoides L. Ahart 2004-10-4 11442 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road. 447 Comment
  JEPS123213  Cryptantha clevelandii David Gowen with Dick O'Donnell 2010-7-2 1137 Lake Large scraped area along Walker Ridge Road. Comment
  JEPS123214  Cryptantha clevelandii David Gowen with Dick O'Donnell 2010-7-2 1138 Lake Large scraped area along Walker Ridge Road. Comment
  CDA11396  Cryptantha dissita G. F. Hrusa, K. van Katwyk 1995-4-22 12116 Lake Inner North Coast Ranges; along summit of Bartlett Springs Road at intersection with Walker Ridge Rd. Comment
  CDA11398  Cryptantha dissita G. F. Hrusa, K. van Katwyk 1995-4-22 12118 Colusa Inner North Coast Ranges; Walker Ridge Road, approx. 6 m. S of intersection with Bartlett Springs Rd. Comment
  UC2014136  Cryptantha dissita Ellen Dean, G. Harrington, K. Mawdsley, J. Shepard 2010-5-1 5947 Lake Lake County: Walker Ridge. Along Walker Ridge Road. At a lookout that overlooks Indian Valley Reservoir that is located 8.3 road miles N of the intersection of Hwy 20. Comment
  UCD83749  Cryptantha dissita Ellen Dean; G. Harrington, K. Mawdsley, J. Shepard 2010-5-1 5947 Lake Walker Ridge. Along Walker Ridge Road. At a lookout that overlooks Indian Valley Reservoir that is located 8.3 road miles N of the intersection of Hwy 20. 1054 Comment
  HSC47568  Cryptantha flaccida Sheila Logan 1978-4-22 88 Lake Barrel Springs Campground; E side of campground 488 Comment
  UC496332  Cryptantha flaccida Doris K. Kildale 1928-5-2 4984 Lake 5 mi e Houghs Springs Comment
  CHSC106242  Cryptantha hispidula B. Castro; L. P. Janeway 2001-6-3 1258 B Colusa Inner North Coast Ranges. Spring at Grapevine flat, on top of Walker Ridge about 0.5 mi E of Baldy Mountain. East-facing slope/bench with large springy/meadowy area. At upper edges of meadow. 883 Comment
  UC1731393  Cryptantha hispidula Dean W. Taylor 1998-6-23 16704 Colusa Walker Ridge North Coast Ranges (along access road) 929 Comment
  UCD83811  Cryptantha hispidula Ellen Dean; G. Harrington, K. Mawdsley, J. Shepard 2010-5-1 5958 Colusa Walker Ridge, along Walker Road, just N of main turnoff to Barrel Springs. 712 Comment
  HSC44369  Cryptantha intermedia J. Walker 1977-4-24 38 Lake Bartlett Springs Rd. at Kilpepper Creek 503 Comment
  UCD163839  Cryptantha intermedia var. intermedia Craig D. Thomsen 2001-4-12 2469 Colusa Bear Valley. About 7 miles north of Hwy 20. Comment
  CAS-BOT-BC234978  Cryptantha muricata Ellen Dean; C. Thomsen; G. Harrington; R. Wilmarth; R. Wenk 2010-6-2 6058 Colusa Walker Ridge. Along Walker Ridge Rd, E side of road in turnout 981 Comment
  UC1212061  Cryptantha muricata C. R. Bell 1950-4-26 770 Colusa w of Leesville (on road to Bartlett Springs, halfway up e side of county-line ridge) Comment
  UC2014138  Cryptantha muricata Ellen Dean, C. Thomsen, G. Harrington, R. Wilmarth, R. Wenk 2010-6-2 6058 Colusa Colusa County. Walker Ridge. Along Walker Ridge Rd, E side of road in turnout. Just past Pinus attenuata groves. Comment
  UCD84450  Cryptantha muricata Ellen Dean; C. Thomsen, G. Harrington, R. Wilmarth, R. Wenk 2010-6-2 6058 Colusa Walker Ridge. Along Walker Ridge Rd, E side of road in turnout. Just past Pinus attenuata groves. 981 Comment
  A356038  Cupressus macnabiana C. B. Wolf & E. R. Johnson 1934-10-14 6187 Unknown 7 mi. E of Houghs Springs on rd. to Williams, 3 mi. W. of Colusa Co. line 609 Comment
  CAS-BOT-BC80694  Cupressus macnabiana C. Hart Merriam 1907-7-23 s.n. Lake Canyon between Bear Valley and Little Indian Valley, road from Leesville to Bartlett Springs Comment
  CAS-BOT-BC80699  Cupressus macnabiana Frank W. Gould 1939-4-8 631 Lake 1.5 miles west of Colusa County line on road from Leesville to Lucerne Comment
  CAS-BOT-BC85574  Cupressus macnabiana C. B. Wolf; E. R. Johnson 1934-10-14 6187 Lake 7 mi. E. of Houghs Springs on rd. to Williams, 3 mi. W. of Colusa Co. line to Bartlett Springs 609 Comment
  CDA12078  Cupressus macnabiana G. F. Hrusa 1989-4-8 5915 Lake North Coast Biodiversity Arena; N end of Walker ridge. Comment
  CDA672  Cupressus macnabiana Marius Wasbauer 1992-9-16 Lake 6.5 miles W of Leesville (Colusa County) on Bartlet Springs Road. 0 Comment
  CDA677  Cupressus macnabiana Vernon H. Oswald & Lowell Ahart 1998-5-7 9014 Lake Bartlett Springs Road on the east approach to Indian Valley Reservoir, between Complexion Spring and Kowalski Ranch. Comment
  CHSC70961  Cupressus macnabiana Vernon Oswald; Lowell Ahart 1998-5-7 9014 Lake Bartlett Springs Rd. on the east approach to Indian Valley Reservoir, between Complexion Spring and Kowalski Ranch. 457 Comment
  CHSC89378  Cupressus macnabiana Lowell Ahart 2004-10-14 11455 Lake On the north edge of Bartlett Springs Road (Road M 12), about 1/8 mile northeast of the northeast part of Indian Valley Reservoir. 497 Comment
  JEPS94663  Cupressus macnabiana Vernon Oswald and Lowell Ahart 1998-5-7 9014 Lake Bartlett Springs Rd. between Complexion Canyon and Kowalski Ranch (on e approach to Indian Valley Reservoir) 457 Comment
  JEPS94799  Cupressus macnabiana Vernon Oswald and Lowell Ahart 1998-5-7 9014 Lake Bartlett Springs Road on the e approach to Indian Valley Reservoir (between Complexion Spring and Kowalski Ranch); Bartlett Springs Road 457 Comment
  RSA17614  Cupressus macnabiana C. B. Wolf, E. R. Johnson 1934-10-14 6187 Lake 7 miles east of Houghs Springs on road to Williams, 3 miles west of Colusa County line 610 Comment
  RSA245295  Cupressus macnabiana J. P. Smith, John Sawyer 1972-2-12 5055 Lake Serpentine barren above Culpepper Creek in Complexion Canyon Comment
  RSA352381  Cupressus macnabiana C. B. Wolf, E. R. Johnson 1934-10-14 6187 Lake 7 miles east of Houghs Springs on road to Williams, 3 miles west of Colusa County line 610 Comment
  RSA589940  Cupressus macnabiana Michael A. Vincent, Robert Rhode 1996-3-30 7307 Colusa Along Walker Ridge Road, 1.0 miles S of junction with Brim Road Comment
  RSA703146  Cupressus macnabiana L. Ahart 2004-10-14 11455 Lake On the north side of Bartlett Springs Road (Road M 12), about 1/8 mile northeast of the northeast part of Indian Valley Reservoir 497 Comment
  UCD110848  Cupressus macnabiana Christopher Mallek 2008-1 IV- 1 Lake Indian Valley. 488 Comment
  UCD110851  Cupressus macnabiana Christopher Mallek 2008-1 WR- 1 Colusa Walker Ridge. Border of Colusa and Lake Counties. 802 Comment
  UCD133538  Cupressus macnabiana R. Robichaux 1975-4-10 36 Lake Walker Ridge Road, 6.8 miles NNW of junction wuith State Hwy 20. Comment
  A356154  Cupressus sargentii C. B. Wolf & E. R. Johnson 1934-10-14 6188 Unknown 7 mi. E. of Houghs Springs on rd. to Williams, 3 mi. W. of Colusa Co. line 609 Comment
  CAS-BOT-BC80821  Cupressus sargentii G. L. Stebbins 1968-5-15 6890 Lake Northeast edge of Little Indian Valley, on road from Leesville to Bartlett Springs 457 Comment
  CAS-BOT-BC80822  Cupressus sargentii C. B. Wolf; E. R. Johnson 1934-10-14 6188 Lake 7 mi. E. of Houghs Springs on rd. to Williams, 3 mi. W. of Colusa Co. line 609 Comment
  CAS-BOT-BC85517  Cupressus sargentii Walter Knight; Irja Knight; G. Ledyard Stebbins 1969-10-5 2776 Lake 150 yds north of Stanton Creek Ford (Kowalski's), road between Bartlett Springs and Leesville. 457 Comment
  CDA695  Cupressus sargentii Marius Wasbauer 1992-9-16 Lake 6.5 miles W of Leesville (Colusa County) on Bartlet Springs Road. 0 Comment
  CDA696  Cupressus sargentii Marius Wasbauer 1992-9-16 Lake 6.5 miles W of Leesville (Colusa County) on Bartlet Springs Road. 0 Comment
  CHSC89274  Cupressus sargentii Lowell Ahart 2004-10-14 11454 Lake On the north edge of Bartlett Springs Road (Road M 12), about 1/4 mile northeast of the northeast part of Indian Valley Reservoir. 513 Comment
  JEPS106183  Cupressus sargentii Lowell Ahart 2004-10-14 11454 Lake On the north edge of Bartlett Springs Road (Road M 12), about 1/4 mile northeast of the northeast part of Indian Valley Reservoir 513 Comment
  RSA17615  Cupressus sargentii C. B. Wolf, E. R. Johnson 1934-10-14 6188 Lake 7 miles east of Houghs Springs on road to Williams, 3 miles west of Colusa County line 610 Comment
  RSA388367  Cupressus sargentii Roman Gankin 1965-5-6 528 Lake Near Cold Spring Camp, 0.9 mile east of Little Indian Valley (Kowalski Ranch and Stanton Creek) Comment
  RSA702782  Cupressus sargentii L. Ahart 2004-10-14 11454 Lake On the north edge of Barlett Springs Road (Road M12), about 1/4 mile northeast of the northeast part of Indian Valley Reservoir 514 Comment
  UCD133627  Cupressus sargentii Roman Gankin 1965-5-6 528 Lake Near Cold Spring Camp, 0.9 mile east of Little Indian Valley (Kowalski Ranch and Stanton Creek). Comment
  UCD63760  Cupressus sargentii Daniel Sanchez-Mata; Emin Ugurlu 2006-6-19 s.n. Lake Leesville-Barkerville. Bartlett Springs Road close to Complexion Canyon and Complexion Creek. 520 Comment
  UCD97121  Cupressus sargentii Ellen Dean; G. Harrington, J. Alderson 2011-4-10 6904 Lake West slope of Walker Ridge. Along Bartlett Springs Road west of bridge over creek. 469 Comment
  HSC62811  Cynoglossum grande Rick Lundquist 1979-4-14 19 Colusa Buck Flat, on Walker Ridge Rd. 884 Comment
  HSC66691  Cynoglossum grande Cathy Railey, Patty Powers, Debbie Stamp, Joanne Spitler, Cathy Macdonald 1980-4-19 9 Lake Coldsprings Campground, along access road to Indian Valley Dam; N-facing slopes Comment
  UCD84568  Cynosurus echinatus Ellen Dean; C. Thomsen, G. Harrington, Davis Botanical Society 2010-6-5 6093 Lake Walker Ridge. Picnic Area near wetland/marsh. 899 Comment
  CHSC89540  Cyperus erythrorhizos Lowell Ahart 2004-10-4 11460 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road (Road M 12). 446 Comment
  CHSC106228  Danthonia californica var. californica B. Castro; L. P. Janeway 2001-6-3 1253 Colusa Inner North Coast Ranges. Spring near head of Doyle Canyon on east side of Walker Ridge, about 1.7 mi (air) south of Bartlett Springs Road. 798 Comment
  CHSC78222  Danthonia californica var. californica Lowell Ahart 2000-6-2 8437 Lake Bottom of a small wash, about 100 feet northeast of Bartlett Springs road, about 400 yards southwest of the radio tower, about 1/4 mile west of Bartlett Springs Road and Walker Ridge Road, about 2 1/2 miles west of Bear Valley. 609 Comment
  JEPS98562  Danthonia californica var. californica Lowell Ahart 2000-6-2 8437 Lake 2 1/2 mi W of Bear Valley (bottom of a small wash, 100 ft NE of Bartlett Springs Rd, 400 yds SW of radio tower, 1/4 mi W of Bartlett Springs Rd and Walker Ridge Rd) 609 Comment
  HSC89682  Delphinium decorum subsp. tracyi William E. Avery, Mathew Henry Bergvall-Mensor, Steve Wilson 1989-4-15 Lake 7.7 mi. N of Hwy. 20, just W of Walker Ridge Rd., Blue Oak Campground 152 Comment
  HSC43358  Delphinium hesperium J. Walker 1977-4-24 15 Lake Bartlett Springs Rd. at Kilpepper Creek 503 Comment
  CAS-BOT-BC234974  Delphinium nudicaule Wenting Shi; PLB 102 class 2010-5-2 6 Lake West slope of Walker Ridge, along Bartlett Springs Road, west of Kilpepper Creek low water bridge crossing, and just west of high water bridge, along roadside 563 Comment
  HSC41862  Delphinium nudicaule K. Irwin 1977-4-24 302 Colusa Along Walker Ridge Rd. above Barrel Springs Campground 701 Comment
  HSC41897  Delphinium nudicaule M. A. Baker 1977-4-24 230 Lake Bartlett Springs Rd. at Kilpepper Creek 503 Comment
  HSC75711  Delphinium nudicaule D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-4-19 17 Lake Coldsprings Campground along access road to Indian Valley Dam Comment
  UCD83658  Delphinium nudicaule Wenting Shi; with PLB 102 class 2010-5-2 6 Lake West slope of Walker Ridge, along Bartlett Springs Road, west of Kilpepper Creek low water bridge crossing, and just west of high water bridge, along roadside. 563 Comment
  HSC31882  Delphinium nuttallianum J. L. Hobson 1974-5-4 Lake Walker Ridge Rd. at Kilpepper Creek in Complexion Canyon 549 Comment
  CAS-BOT-BC17148  Delphinium uliginosum James L. Reveal 1988-6-2 6991 Lake Barrel Springs area just west of the Walker Ridge Road, 762 Comment
  CDA14916  Delphinium uliginosum G. F. Hrusa 1993-6-1 11166 Lake North Coast Biodiversity Arena; Just to W of summit of Walker Ridge along Bartlett Spr. Rd. Comment
  CHSC71447  Delphinium uliginosum Vernon H. Oswald; Lowell Ahart 1998-7-15 9290 Lake East side of county near Barrel Spring on the east side of Baldy Mtn. and west of Walker Ridge Rd. 0.8 mi south of Bartlett Springs Rd. Along an intermittent stream. 640 Comment
  CHSC78160  Delphinium uliginosum Lowell Ahart 2000-6-2 8441 Lake In a meadow near a small wash, 100 feet northeast of Bartlett Springs road, about 400 yards southwest of the radio tower, about 1/4 mile west of Bartlett Springs Road and Walker Ridge Road, about 2 1/2 miles west of Bear Valley. 609 Comment
  HSC25601  Delphinium uliginosum J. P. Smith, J. O. Sawyer 1971-6-6 4747 Lake Grapevine Flat Comment
  JEPS93791  Delphinium uliginosum Vernon H. Oswald and Lowell Ahart 1998-7-15 9290 Lake 0.8 mi s of Bartlett Springs Road (e side of county near Barrel Spring on e side of Baldy Mountain and w of Walker Ridge Road); Baldy Mountain 640 Comment
  JEPS98433  Delphinium uliginosum Lowell Ahart 2000-6-2 8441 Lake 2 1/2 mi W of Bear Valley (in a meadow near a small wash, 100 ft NE of Bartlett Springs Rd, 400 yds SW of radio tower, 1/4 mi W of Bartlett Springs Rd and Walker Ridge Rd) 609 Comment
  RSA489572  Delphinium uliginosum James L. Reveal 1988-6-2 6991 Lake Barrel Springs area just west of the Walker Ridge Road, 1 mile south of the Bartlett Springs Road and about 15 miles north of Hwy 20. 762 Comment
  SBBG118102  Delphinium uliginosum C. Bornstein, E. Collins, R. Lutsko 2004-6-18 Lake Bartlett Springs Rd, W of Walker Ridge Rd 640 Comment
  UCD110430  Delphinium uliginosum Daniel Slakey; CNPS volunteers 2011-6-12 16 Lake Walker Ridge. Barrel Springs area, about 15 miles N of Hwy. 20. 732 Comment
  UCD163354  Delphinium uliginosum Craig D. Thomsen 2000-5-11 2346 Lake Walker Ridge. Cold Springs area, BLM campground. Comment
  UCD63767  Delphinium uliginosum Daniel Sanchez-Mata; Emin Ugurlu 2006-6-19 s.n. Lake Leesville-Barkerville. Bartlett Springs Road close to Complexion Canyon and Complexion Creek. 580 Comment
  UCD84577  Delphinium uliginosum Ellen Dean; C. Thomsen, G. Harrington, Davis Botanical Society 2010-6-5 6102 Lake Walker Ridge. Along Bartlett springs road just west of Walker Ridge Rd intersection. Meadow on south side of road. 647 Comment
  UCD61143  Deschampsia cespitosa Freed W. Hoffman 1944-7-13 1949 Colusa Between Indian and Bear valleys. Comment
  CHSC84334  Deschampsia cespitosa subsp. cespitosa Lowell Ahart 2003-7-14 10395 Lake Near a small stream, at Barrel Spring, about 1 1/2 miles (air) south of Bartlett Springs Road, about 2 miles (air) west of Bear Valley. 396 Comment
  JEPS104239  Deschampsia cespitosa subsp. cespitosa Lowell Ahart 2003-7-14 10395 Lake Near a small stream, at Barrel Spring, ca 1 1/2 mi (air) south of Bartlett Springs Rd, ca 2 mi (air) w of Bear Valley. 396 Comment
  JEPS82284  Deschampsia cespitosa subsp. cespitosa Roger Raiche 1982-3-20 20245 Colusa Walker Ridge Comment
  UCD83817  Deschampsia danthonioides Ellen Dean; G. Harrington, K. Mawdsley, J. Shepard 2010-5-1 5964 Lake N end of Indian Valley Reservoir, along Bartlett Springs Rd. E end of bridge that crosses inlet. Comment
  UCD84520  Deschampsia danthonioides Ellen Dean; C. Thomsen, G. Harrington, R. Wilmarth, R. Wenk 2010-6-2 6071 Lake Lake County. Walker Ridge. Along Bartlett springs road just west of Walker Ridge Rd intersection. 647 Comment
  UC1053476  Dicentra chrysantha Rimo Bacigalupi and Arthur Holmgren 1950-4-26 3179 Colusa just w Bear Valley (slope just w of base of grade to Indian Valley (Bartlett Mt. Road)); Inner North Coast Ranges Comment
  HSC41939  Dichelostemma capitatum subsp. capitatum Richard G. Runyon 1977-4-24 27 Lake Barrel Springs Campground 701 Comment
  HSC66649  Dichelostemma capitatum subsp. capitatum Cathie Goldberg, Lauren Philbrick, Lynn Kuntsman, Geoff Walsh 1980-4-19 9 Lake Coldsprings Campground, along access road to Indian Valley Dam. Comment
  HSC85757  Dichelostemma capitatum subsp. capitatum Jeff Dunk, Tallchief Comet, David Munger 1987-4-11 61 Lake Barrel Springs Campground Comment
  HSC67102  Dichelostemma congestum S. Harris, B. Ferguson, M. Moble, M. Smith 1980-4-19 Lake Coldsprings Campground, along access road to Indian Valley Dam Comment
  HSC48459  Dichelostemma volubile J. P. Smith 1978-4-23 9757 Lake Complexion Canyon, Bartlett Springs Rd. at Kilpepper Creek 503 Comment
  RSA10712  Dichelostemma volubile Carl B. Wolf 1928-5-7 2118 Lake 7 miles east of Houghs Mineral Springs on the road to Williams. Comment
  CAS-BOT-BC153381  Diplacus layneae A. A. Heller 1919-5-10 13151 Lake Valley of a tributary of Cache Creek 5 miles east of Hough's Springs Comment
  CAS-BOT-BC153382  Diplacus layneae A. A. Heller 1919-5-10 13151 Lake Valley of a tributary of Cache Creek 5 miles east of Hough's Springs Comment
  CHSC71452  Diplacus layneae Vernon H. Oswald; Lowell Ahart 1998-7-15 9291 Lake East side of sounty near Barrel Spring on the east side of Baldy Mtn. and west of Walker Ridge Rd. 0.8 mi south of Barlett Springs Rd. 640 Comment
  CDA14914  Distichlis spicata G. F. Hrusa 1993-6-1 11162 Lake Colonoy at spring along edge of Kilpepper Cr. approx. 200 meters upstream from its confluence w/Barrel Springs Ck. Open, Cupressus and digger pine wdlnd. Serpentine substratum. Rhizomatous. Comment
  UCD64192  Distichlis spicata George F. Hrusa 1993-6-1 11162 Lake Along edge of Kilpepper Cr. approx. 200 meters upstream from its confluence w/ Barrel Springs Ck. 550 Comment
  CHSC79808  Dodecatheon hendersonii Leanna Brown 1999-3-9 42 Lake Walker Ridge. 623 Comment
  HSC66642  Dodecatheon hendersonii Cathie Goldberg, Geoff Walsh, Lauren Philbrick, Lynn Kunstman 1980-1 21 Lake Coldsprings Campground, along access road to Indian Valley Dam Comment
  RSA590196  Dodecatheon hendersonii Michael A. Vincent, Robert M. Rhode 1996-3-30 7298 Colusa Along Brim Rd., 1.9 mi. W jct. Bear Valley Rd. Comment
  UCD112600  Dodecatheon hendersonii Christopher Mallek 2008-4-17 WR2- 5 Colusa Walker Ridge. Border of Colusa and Lake Counties. 802 Comment
  UCD97119  Dodecatheon hendersonii Ellen Dean; G. Harrington, J. Alderson 2011-4-10 6902 Colusa Along Brim Rd on east slope of Walker Ridge (Brim Rd becomes Bartlett Springs Rd). 438 Comment
  HSC40635  Dudleya cymosa M. A. Baker 1977-4-24 237 Lake Bartlett Springs Rd. at Kilpepper Creek 503 Comment
  HSC47703  Dudleya cymosa J. P. Smith, J. O. Sawyer 1978-4-29 9787 Lake Complexion Canyon on Bartlett Springs Rd. Comment
  HSC66639  Dudleya cymosa Cathie Goldberg, Lynn Kunstman, Lauren Philbrick, Geoff Walsh 1980-4-19 24 Lake Coldsprings Campground, along access road to Indian Valley Dam Comment
  CHSC89456  Dysphania pumilio Lowell Ahart 2004-10-4 11449 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road. 446 Comment
  CHSC89449  Echinodorus berteroi Lowell Ahart 2004-10-4 11435 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road. 446 Comment
  JEPS106009  Echinodorus berteroi Lowell Ahart 2004-10-4 11435 Lake Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road. Comment
  RSA703151  Echinodorus berteroi Lowell Ahart 2004-10-4 11435 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road. 447 Comment
  HSC41911  Ehrendorferia chrysantha M. A. Baker 1977-4-24 224 Colusa Walker Ridge Rd. above Barrel Springs Campground 701 Comment
  HSC60471  Ehrendorferia chrysantha J. P. Smith 1977-4-24 9038 Colusa Along Walker Ridge Rd. above Barrel Springs Campground 701 Comment
  CAS-BOT-BC242632  Eleocharis montevidensis Ellen Dean; K. Mawdsley; G. Harrington; R. Wilmarth; B. Rice; E. Salvia 2009-5-27 5752 Lake Walker Ridge. Picnic area near Cold Spring 912 Comment
  CHSC78198  Eleocharis montevidensis Lowell Ahart 2000-6-2 8433 Lake Bottom of a small wash, about 100 feet northeast of Bartlett Springs road, about 400 yards southwest of the radio tower, about 1/4 mile west of Bartlett Springs Road and Walker Ridge Road, about 2 1/2 miles west of Bear Valley. 609 Comment
  CHSC78743  Eleocharis montevidensis L. P. Janeway 2000-5-30 6749 Lake Inner North Coast Ranges. Spring and rocky drainage on northeast side of Bartlett Springs Road 1.1 km northwest of Walker Ridge summit. 631 Comment
  UCD81871  Eleocharis montevidensis Ellen Dean; K. Mawdsley,G. Harrington,R. Wilmarth,B. Rice,E. Salvia 2009-5-27 5752 Lake Walker Ridge. Picnic area near Cold Spring. 912 Comment
  RSA10721  Eleocharis montevidensis var. montevidensis Carl B. Wolf 1928-5-7 2108 Lake 6 miles east of Houghs Mineral Springs on the road to Williams. Comment
  CAS-BOT-BC113204  Eleocharis parishii Doris K. Kildale 1928-5-7 5000 Lake 6 miles E of Hough's Mineral Springs Comment
  CDA38998  Eleocharis parishii L. Ahart 2004-10-4 11439 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road. Comment
  CHSC81936  Eleocharis parishii L. P. Janeway; B. Castro 2001-6-3 7102 Colusa Inner North Coast Ranges. At Buck Flat: east side of Walker Ridge at head of Gaither Canyon; about 1.3 km south-southeast of Baldy Mountain. 872 Comment
  CHSC89431  Eleocharis parishii Lowell Ahart 2004-10-4 11439 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road. 446 Comment
  JEPS102227  Eleocharis parishii L. P. Janeway and B. Castro 2001-6-3 7102 Colusa Inner North Coast Ranges. At Buck Flat: east side of Walker Ridge at head of Gaither Canyon; about 1.3 km south-southeast of Baldy Mountain. 872 Comment
  JEPS98434  Eleocharis parishii Lowell Ahart 2000-6-2 8433 Lake 2 1/2 mi W of Bear Valley (bottom of a small wash, 100 ft NE of Bartlett Springs Rd, 400 yds SW of radio tower, 1/4 mi W of Bartlett Springs Rd and Walker Ridge Rd) 609 Comment
  RSA703153  Eleocharis parishii L. Ahart 2004-10-4 11439 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road. 447 Comment
  SBBG128088  Eleocharis parishii L. Ahart 2004-10-4 11439 Lake below the high water line of Indian Valley Reservoir, E of the causeway, in the NW part of the reservoir, on the E side of Bartlett Springs Rd 446 Comment
  SEINET7586921 Image available Eleocharis parishii Lowell Ahart 2004-10-4 11439 Lake Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road. 447 Comment
  UCD163346  Eleocharis parishii Craig D. Thomsen 2000-5-11 2352 Colusa Walker Ridge. Buck Flat. 129 Comment
  UCD84576  Eleocharis parishii Ellen Dean; C. Thomsen, G. Harrington, Davis Botanical Society 2010-6-5 6101 a Lake Walker Ridge. Along Bartlett springs road just west of Walker Ridge Rd intersection. Meadow on south side of road. 647 Comment
  CHSC78199  Eleocharis quinqueflora Lowell Ahart 2000-6-2 8432 Lake Bottom of small wash, about 100 feet northeast of Bartlett Springs road, about 400 yards southwest of the radio tower, about 1/4 mile west of Bartlett Springs Road and Walker Ridge Road, about 2 1/2 miles west of Bear Valley. 609 Comment
  JEPS98435  Eleocharis quinqueflora Lowell Ahart 2000-6-2 8432 Lake 2 1/2 mi W of Bear Valley (bottom of small wash, 100 feet NE of Bartlett Springs Rd, 400 yds SW of radio tower, about 1/4 mi W of Bartlett Springs Rd and Walker Ridge Rd) 609 Comment
  UCD84521  Eleocharis quinqueflora Ellen Dean; C. Thomsen, G. Harrington, R. Wilmarth, R. Wenk 2010-6-2 6072 Lake Lake County. Walker Ridge. Along Bartlett springs road just west of Walker Ridge Rd intersection. 647 Comment
  UCD84633  Eleocharis quinqueflora Ellen Dean; C. Thomsen, G. Harrington, Davis Botanical Society 2010-6-5 6101 Lake Walker Ridge. Along Bartlett springs road just west of Walker Ridge Rd intersection. Meadow on south side of road. 647 Comment
  UC2014254  Elymus elymoides Ellen Dean, C. Thomsen, G. Harrington, R. Wilmarth, R. Wenk 2010-6-2 6067 Colusa Colusa County. On Lake County border. Walker Ridge. Along Walker Ridge Road. Buck Flat. Comment
  UC821522  Elymus multisetus A. A. Heller 1916-6-6 12357 Colusa grade about 3 mi w Leesville Comment
  JEPS477  Elymus trachycaulus W. L. Jepson 1938-6-9 18955 Colusa w slope of mts. between Indian Valley (Lake Co.) and Bear Valley (Colusa County) 579 Comment
  JEPS76103  Elymus trachycaulus W. L. Jepson 1938-6-9 18955 Lake mountains between Indian Valley and Bear Valley; Complexion Canyon 579 Comment
  UC1146624  Elymus trachycaulus Freed W. Hoffman 1944-7-13 1964 Colusa between Indian Valley and Bear Valley (w Colusa Co,); North Coast Ranges Comment
  UCD81878  Elymus trachycaulus Ellen Dean; K. Mawdsley,G. Harrington,R. Wilmarth,B. Rice,E. Salvia 2009-5-27 5758 Lake Walker Ridge. Picnic area near Cold Spring. 912 Comment
  UCD84516  Elymus trachycaulus Ellen Dean; C. Thomsen, G. Harrington, R. Wilmarth, R. Wenk 2010-6-2 6067 Colusa Colusa County. On Lake County border. Walker Ridge. Along Walker Ridge Road. Buck Flat. 872 Comment
  UCR257974  Elymus trachycaulus Ellen Dean, Craig D. Thomsen, Gordon Harrington, R. Wilmarth, R. Wenk 2010-6-2 6067 Colusa On Lake County border. Walker Ridge, along Walker Ridge Road, Buck Flat 873 Comment
  UCD62670  Elymus trachycaulus subsp. trachycaulus G. L. Stebbins Jr. 1939-7-11 2957 Colusa 3 miles west of Leesville. Comment
  JEPS16205  Emmenanthe penduliflora Rimo Bacigalupi and Arthur Holmgren 1950-4-26 3180 Colusa Just west of base of the grade to Indian Valley (Bartlett Mt. Road), just west of Bear Valley, Inner North Coast Ranges Comment
  UC1053475  Emmenanthe penduliflora Rimo Bacigalupi and Arthur Holmgren 1950-4-26 3180 Colusa Just west of base of the grade to Indian Valley (Bartlett Mt. Road), just west of Bear Valley. Inner North Coast Ranges Comment
  CHSC71429  Emmenanthe penduliflora var. penduliflora Vernon H. Oswald; Lowell Ahart 1998-7-15 9294 Lake East side of county near Barrel Spring on the east side of Baldy Mtn. and west of Walker Ridge Rd. 0.8 mi south of Bartlett Springs Rd. 640 Comment
  CHSC89448  Epilobium brachycarpum Lowell Ahart 2004-10-4 11446 Lake Below the high water line of Indian Valley Reservoir, west of the causeway, in the northwest part of the reservoir, on the west side of Bartlett Springs Road. 446 Comment
  JEPS106157  Epilobium brachycarpum Lowell Ahart 2004-10-4 11446 Lake Below the high water line of Indian Valley Reservoir, west of the causeway, in the northwest part of the reservoir, on the west side of Bartlett Springs Road 446 Comment
  RSA702784  Epilobium brachycarpum L. Ahart 2004-10-4 11446 Lake Below the high water line of Indian Valley Reservoir, west of the causeway, in the northwest part of the reservoir, on the west side of Bartlett Springs Road 447 Comment
  CHSC89439  Epilobium ciliatum subsp. glandulosum Lowell Ahart 2004-10-4 11437 Lake Below the high water line of Indian Valley Reservoir, along the stream in the northeast part of the reservoir, on the south side of Bartlett Springs Road. 446 Comment
  JEPS105953  Epilobium ciliatum subsp. glandulosum Lowell Ahart 2004-10-4 11437 Lake Below the high water line of Indian Valley Reservoir, along the stream in the northeast part of the reservoir, on the south side of Bartlett Springs Road 446 Comment
  CHSC70986  Epilobium minutum Vernon Oswald; Lowell Ahart 1998-5-7 9005 Colusa Bartlett Springs Rd. 2.1 mi west of Bear Valley Rd., 0.8 mi east of Sawtelle Valley and Grapevine Flat roads. 524 Comment
  JEPS89970  Epilobium minutum Dean W. Taylor 1972-5-15 1408 Lake on Walker Ridge Walker Ridge 1127 Comment
  JEPS94775  Epilobium minutum Vernon Oswald and Lowell Ahart 1998-5-7 9005 Colusa Bartlett Springs Road 2.1 mi w of Bear Valley Road (0.8 mi e of Sawtelle Valley and Grapevine Flat Roads); Bartlett Springs Road 524 Comment
  CDA12216  Epipactis gigantea G. F. Hrusa 1993-6-1 11163 Lake North Coast Biodiversity Arena; At deep pool on Kilpepper Ck. approx. 350 meters upstream from crossing of Bartlett Spr. Rd. Comment
  CHSC106240  Epipactis gigantea B. Castro; L. P. Janeway 2001-6-3 1257 Colusa Inner North Coast Ranges. Spring at Grapevine flat, on top of Walker Ridge about 0.5 mi E of Baldy Mountain. East-facing slope/bench with large springy/meadowy area. At upper edges of meadow. 880 Comment
  JEPS118602  Epipactis gigantea B. Castro, L. P. Janeway 2001-6-3 1257 Colusa Inner North Coast Ranges. Spring at Grapevine flat, on top of Walker Ridge about 0.5 mi E of Baldy Mountain. Leesville 7.5' quad. Comment
  JEPS127901  Epipactis gigantea Adam C. Schneider with Will Freyman and Yuri P. Springer 2014-5-20 644 Lake Mendocino National Forest. In Complexion Canyon on north side of Bartlett Springs Rd just east of Indian Valley Reservoir Comment
  UCD15636  Epipactis gigantea R. B. Kelley 1985-5-28 191 Lake 3.9 miles W of junction of Bear Valley Rd with Brim Rd, on Bartlett Springs Rd. 609 Comment
  UCD84585  Epipactis gigantea Ellen Dean; G. Harrington, G. Thomas 2010-6-5 6110 Lake West slope of Walker Ridge. Along Bartlett springs Road, west of Kilpepper creek low water bridge crossing and just west of high water bridge over main creek. 492 Comment
  CAS-BOT-BC287619  Ericameria linearifolia Jeanne McFarland; Kathie Meyer; Anne Mullenniex 1995-4-1 5 Lake Walker Ridge, on N-facing slope 150' above Blue Oak Campground 579 Comment
  CDA11387  Ericameria linearifolia G. F. Hrusa, K. van Katwyk 1995-4-22 12107 Colusa Inner North Coast Ranges; Walker Ridge Road approximately 3 miles N of Highway 20. Comment
  RSA671050  Ericameria linearifolia G. Fred Hrusa 1995-4-2 12107 Colusa On Walker Ridge Road approx. 3 miles N of Highway 20 950 Comment
  UCD131145  Ericameria linearifolia G. F. Hrusa; K. Van Katwyk 1995-4-22 12107 Colusa Inner North Coast Ranges. 950 Comment
  A402773  Eriodictyon californicum A. A. Heller 1919-5-10 13146 Unknown Valley of a tributary of Cache creek 5 miles east of Hough's Springs Comment
  CAS-BOT-BC216076  Eriodictyon californicum A. A. Heller 1919-5-10 13146 Lake Valley of tributary of Cache Creek 5 miles east of Hough's Springs Comment
  CAS-BOT-BC216078  Eriodictyon californicum A. A. Heller 1919-5-10 13146 Lake Valley of a tributaty of Cache Creek 5 miles east of Hough's Springs Comment
  GH402789  Eriodictyon californicum A. A. Heller 1919-5-10 13146 Unknown Valley of a tributary of Cache creek 5 miles east of Hough's Springs Comment
  HSC66581  Eriodictyon californicum D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-4-19 7 Lake Coldsprings Campground, along access road to Indian Valley Dam Comment
  RSA401486B  Eriodictyon californicum Carolyn Sanford 1977-4-24 s.n. Colusa Dry hillsides along Walker Ridge Road above Barrel Springs Campground. 701 Comment
Read comments Jul 31 2014
  UC726883  Eriodictyon californicum A. A. Heller 1919-5-10 13146 Lake Valley below Summit; Valley below Summit Comment
  UCD14222  Eriodictyon californicum R. A. Harris 1974-5-5 54 Lake along the roadside, off of Bartlett Spring Road; 609 Comment
  UCD84550  Eriodictyon californicum Ellen Dean; C. Thomsen, T. Hansen, and windfarm meeting 2010-6-11 6148 Colusa Walker Ridge. Along Walker Ridge Road at Cold Spring Mountain radio tower area. 1082 Comment
  CAS-BOT-BC242579  Eriogonum dasyanthemum James L. Reveal 1988-6-2 6986 Colusa Walker Ridge Road along the Lake County line, 4.1 miles south of the Bartlett Springs Road and 3.2 miles south of the northern turnoff to Barrel Springs Campground, about 12.7 miles north of California Highway 20 990 Comment
  CDA15553  Eriogonum dasyanthemum G. F. Hrusa 1998-10-28 14904 Colusa North Coast Ranges; Summit of Walker Ridge. Comment
  HSC94132  Eriogonum dasyanthemum G. Fred Hrusa 1998-10-28 14904 Colusa Along summit of Walker Ridge 900 Comment
  UCD77669  Eriogonum dasyanthemum Robert E. Preston 2002-6-17 1819 Lake Floodplain of Stanton Creek, at n end of Indian Valley Reservoir. 451 Comment
  CAS-BOT-BC270981  Eriogonum nervulosum James L. Reveal 1975-7-27 3904 Lake Along the Bartlett Springs Road between Williams and Clear Lake, 2 miles west of the Lake-Colusa County line and 0.2 mile east of a bridge Comment
  CAS-BOT-BC270983  Eriogonum nervulosum G. L. Stebbins 1968-5-15 6687 Lake Complexion Canyon, east of Indian Valley on road to Leesville 487 Comment
  CAS-BOT-BC270986  Eriogonum nervulosum Walter Knight; Irja Knight; G. Ledyard Stebbins 1969-10-5 2775 Lake About 1 1/2 mi. of Stanton Creek Ford (Kowalski's) a south branch of Complexion Canyon ca. 300 yds. from road 518 Comment
  CDA10960  Eriogonum nervulosum G. F. Hrusa 1994-8-13 11906 Lake North Coast Biodiversity Arena; Barrel Springs Creek along Rd. to Bartlett Springs, W of Walker Ridge. Immed. W of Kilpepper Creek confluence. Comment
  CHSC90844  Eriogonum nervulosum D. Isle 1995-7-18 194 Lake Mendocino National Forest--North Coast Ranges. North Fork Cache Creek Watershed. Kilpepper Creek. 536 Comment
  GH364367  Eriogonum nervulosum James L. Reveal 1975-7-27 3904 Unknown Along the Bartlett Springs Road between Williams and Clear Lake, 2 miles west of the Lake-Colusa county line and 0.2 mile east of a bridge Comment
  HSC22681  Eriogonum nervulosum J. O. Sawyer, D. E. Anderson 1971-6-25 2390 Lake Across from Culpepper Creek, Complexion Canyon E of Little Indian Valley Comment
  LA101831  Eriogonum nervulosum James L. Reveal; 1975-7-27 3904 Lake along the Bartlett Spring rd between Lake-Colusa county line and 0.2 mi E of a bridge, S of the road 60 Comment
  RSA279685  Eriogonum nervulosum James L. Reveal 1975-7-27 3904 Lake Along the Bartlett Springs Road between Williams and Clear Lake, 2 miles west of the Lake-Colusa county line and 0.2 mile east of a bridge, about 200 meters south of the road Comment
  UCD100463  Eriogonum nervulosum Roger Raiche 1984-7-4 RR 40262 Lake Bartlett Springs Road (1.9 miles west of the Colusa County Line at Walker Ridge Road or 0.3 mile east of wooden bridge over NE end of Indian Valley Reservoir.) Site of old mine. 518 Comment
  UCD144223  Eriogonum nervulosum G. F. Hrusa 1994-8-1 11906 Lake above Barrel Springs Creek along road to Bartlett Springs, immediately west of Walker Ridge. Immediately west of Kilpepper Creek confluence. (Original coordinates printed on label corrected in 2015 to coordinates displayed in this record) Comment
  UCD74343  Eriogonum nervulosum G. L. Stebbins 1968-5-12 6687 Lake Walker Ridge. East of Indian Valley, West of Leesville, near road to Bartlett Springs, south side of Complexion Canyon. (Exact location unknown. Coordinates estimated by label maker. Note: Date in notebook for this collection is May 12 but labels made by Stebbins at CAS say May 15.) 502 Comment
  UCD81896  Eriogonum nervulosum G. Harrington 2009-6-7 83 Lake Walker Ridge. W slope of Walker Ridge along Bartlett Springs Road, just E of Kilpepper Creek. 579 Comment
  CAS-BOT-BC267420  Eriogonum tripodum Katharine Brandegee 1882-7-1 s.n. Lake Indian Valley Comment
  CAS-BOT-BC267422  Eriogonum tripodum Mrs. Curran 1884-7-1 s.n. Lake Indian Valley Comment
  CHSC107477  Eriogonum tripodum David W. Isle; Ken Fuller 2002-4-26 1926 Lake Mendocino National Forest; North Coast Ranges; North Fork Cache Creek Watershed. N of Indian VA Res. on west side of braided floodplain in alluvium desposition from Stanton Creek. MDBM. 475 Comment
  HSC22680  Eriogonum tripodum J. O. Sawyer 1971-6-25 2391 Lake Along Stanton Creek above the Kowalski Ranch, Little Indian Valley Comment
  HSC25707  Eriogonum tripodum J. P. Smith, J. O. Sawyer 1971-6-6 4755 Lake Kowalski Ranch in Little Indian Valley, along Stanton Creek Comment
  JEPS104391  Eriogonum tripodum Lowell Ahart 2003-7-14 10399 Lake On the w side of the second causeway going sw on Bartlett Springs Rd, Indian Valley Reservoir. 449 Comment
  RSA245235  Eriogonum tripodum J. P. Smith 1971-6-6 4755 Lake Kowalski Ranch in Little Indian Valley, along Stanton Creek Comment
  UC762655  Eriogonum tripodum R. F. Hoover 1938-6-9 3573 Lake Indian Valley Comment
  UC85700  Eriogonum tripodum D. Cleveland 1882-7-1 93 Lake Indian Valley Comment
  UCD163314  Eriogonum wrightii Craig D. Thomsen 1997-4-13 1903 Colusa Bear Valley. About 6 miles north of Hwy 20. Vicinity of Trout Creek, north of Deadshot Canyon. Comment
  UC1195636  Eriogonum wrightii var. trachygonum A. R. Kruckeberg 1949-9-25 1776 Lake 13 mi e Bartlett Springs; Indian Valley Comment
  UC155214  Eriogonum wrightii var. trachygonum Katharine Brandegee 1910-1 Lake Indian Valley Comment
  HSC41864  Eriophyllum lanatum K. Irwin 1977-4-24 300 Colusa Along Walker Ridge Rd. above Barrel Springs Campground 701 Comment
  CHSC48153  Eriophyllum lanatum var. achilleoides Vernon Oswald 1986-5-12 2016 Lake Brim Rd. (Bartlett Springs Rd.) at the jct. of the road to Barrel Spring. 640 Comment
  HSC66640  Eriophyllum lanatum var. achilleoides Cathie Goldberg, Lynn Kunstman, Lauren Philbrick, Geoff Walsh 1980-4-19 23 Lake Coldsprings Campground, along access road to Indian Valley Dam Comment
  JEPS34595  Eriophyllum lanatum var. achilleoides W. L. Jepson 1920-5-24 9028 Lake hills e Indian Valley (n Lake Co.) Comment
  UC195369  Eriophyllum lanatum var. achilleoides A. A. Heller 1916-6-6 12353 Colusa on grade about 3 mi w Leesville; Coast Range Comment
  JEPS104393  Eriophyllum lanatum var. grandiflorum Lowell Ahart 2003-7-14 10401 Lake On the w side of the second causeway going sw on Bartlett Springs Rd, Indian Valley Reservoir. 449 Comment
  HSC67110  Erodium cicutarium Teri Bartkowski, Shane Feusier, Ruth Takaki, Carol Zimmerer 1980-4-19 10 Lake Coldsprings Campground, along access road to Indian Valley Dam. Comment
  UC660108  Eryngium aristulatum var. aristulatum Milo S. Baker 1941-7-8 10110 Colusa s. Stony Ford (Valley along Bear Creek); Valley along Bear Creek Comment
  GH379584  Erysimum capitatum S. Harris, M. Moble, B. Ferguson & M. Smith 1980-4-19 Unknown along Walker Ridge Road, 3.7 miles north of junction with access road to Indian Valley Dam Comment
  UC1034721  Erysimum capitatum G. B. and R. P. Rossbach 1938-5-31 851 Colusa ravine slope about 18 mi w Williams Comment
  UCD163847  Erysimum capitatum Craig D. Thomsen 2000-5-30 2273 Colusa Bear Valley. About 7 miles north of Hwy 20. Comment
  HSC41859  Erysimum capitatum var. capitatum K. Irwin 1977-4-24 298 Colusa Along Walker Ridge Rd. above Barrel Springs Campground 701 Comment
  HSC45737  Erysimum capitatum var. capitatum Howee Barban 1978-4-23 31 Lake Barrel Springs Campground 701 Comment
  HSC66046  Erysimum capitatum var. capitatum Teri Bartowski, Shane Feusier, Ruth Takaki, Carol Zimmerer 1980-4-19 34 Lake Along Walker Ridge Rd., 3.7 mi. N of junction with access road to Indian Valley Dam Comment
  RSA273343  Erysimum capitatum var. capitatum M. A. Baker 1977-4-24 234 Lake Bartlett Springs Road at Kilpepper Creek 503 Comment
  UCD115009  Erysimum capitatum var. capitatum Clinton C. Shock 1980-5-3 76 Lake Walker Ridge, 12 miles north of State Highway 20. 609 Comment
Read comments Aug 4 2015
  UCD81855  Erysimum capitatum var. capitatum Ellen Dean; K. Mawdsley,G. Harrington,R. Wilmarth,B. Rice,E. Salvia 2009-5-27 5739 Colusa Walker Ridge. Along Walker Ridge Road. Lookout area with fence and view of Indian Valley Reservoir. North of turnoff to Indian Valley Reservoir and S of turnoff to picnic area. W side of road. 1061 Comment
  CHSC114993  Erythranthe latidens Lowell Ahart 2015-4-28 20104 Lake About 30 yards north of the south edge of the meadow, Barrel Spring Meadow, about 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. 696 Comment
  CHSC106250  Erythranthe microphylla B. Castro; L. P. Janeway 2001-6-3 1254 Colusa Inner North Coast Ranges. Spring near head of Doyle Canyon on east side of Walker Ridge, about 1.7 mi (air) south of Bartlett Springs Road. 798 Comment
  CHSC84192  Erythranthe microphylla Lowell Ahart 2003-7-14 10396 Lake Near a small stream, at Barrel Spring, about 1 1/2 miles (air) south of Bartlett Springs Road, about 2 miles (air) west of Bear Valley. 396 Comment
  CHSC89396  Erythranthe microphylla Lowell Ahart 2004-10-4 11448 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road. 446 Comment
  CAS-BOT-BC151560  Erythranthe nudata A. A. Heller 1919-5-10 13142 Lake Valley of a tributary of Cashe Creek 5 miles east of Hough's Springs in the yellow pine belt. Comment
  CAS-BOT-BC151562  Erythranthe nudata A. A. Heller 1919-5-10 13142 Lake Valley of a tributary of Cache Creek 5 miles east of Hough's Springs. Comment
  CAS-BOT-BC403123  Eschscholzia californica A. A. Heller 1919-5-10 13140 Lake Valley of a tributary of Cache Creek 5 miles east of Hough's Springs Comment
  CAS-BOT-BC403132  Eschscholzia californica A. A. Heller 1919-5-10 13140 Lake Valley of a tributary of Cache Creek 5 miles east of Hough's Springs Comment
  HSC31854  Eschscholzia californica Thomas E. Higley 1974-5-4 81 Lake Kowalski Ranch Site 373 Comment
  HSC41887  Eschscholzia californica Lloyd Simpson 1977-4-24 292 Lake Little Indian Valley, floodplain of Stanton Creek 457 Comment
  HSC44261  Eschscholzia californica Carolyn Sanford 1977-4-24 Lake Little Indian Valley, floodplain of Stanton Creek 457 Comment
  HSC89702  Eschscholzia lobbii Eric German, Klara Varga, Michele Cardinaux 1989-4-15 30 Lake Blue Oak Campground, 7.7 mi. N of Hwy. 20 152 Comment
  CDA11402  Euphorbia crenulata G. F. Hrusa, K. van Katwyk 1995-4-22 12122 Lake Inner North Coast Ranges; Bartlett Springs Road approx. 1 m. W of intersection of Walker Ridge Road. Comment
  CHSC115195  Euphorbia crenulata Lowell Ahart 2015-4-28 20101 Lake Along small drainage, northwest of the meadow, about 150 yards west of Barrel Spring Meadow,about a 1/4 mile (air) west of Walker Ridge Road, about 1/4 mile (air) southwest of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. 696 Comment
  CHSC115331  Euphorbia crenulata Lowell Ahart 2015-4-10 20011 Colusa In a small meadow, on the south side of Brim Road, about 2 miles west of the intersection of Bear Valley Road and Brim Road, about 17 miles (air) west of Williams. 500 Comment
  CHSC70978  Euphorbia crenulata Vernon Oswald; Lowell Ahart 1998-5-7 8994 Colusa Bartlett Springs Rd. 1.6 mi west of Bear Valley Rd. Roadside bank. 487 Comment
  HSC25606  Euphorbia crenulata J. P. Smith, J. O. Sawyer 1971-6-6 4742 Lake Buck Flat Recreation Site Comment
  HSC31721  Euphorbia crenulata Bonnie Prange 1974-5-4 Lake Along the bank of Kilpepper Creek just off Bartlett Springs Rd. 549 Comment
  JEPS82274  Euphorbia crenulata Roger Raiche 1983-5-22 30339 Lake w side Walker Ridge summit (stream along Bartlett Springs Road, feeding into Indian Valley Reserovir); Indian Valley Reservoir 304 Comment
  SD8700  Euphorbia crenulata Daniel Cleveland 1882-7-1 Lake Indian Valley Lake. Comment
  UC1053473  Euphorbia crenulata Rimo Bacigalupi and Arthur Holmgren 1950-4-26 3184 Colusa just w Bear Valley (slope just w of base of grade to Indian Valley (Bartlett Mt. Road)); Inner North Coast Ranges Comment
  UCD163848  Euphorbia crenulata Craig D. Thomsen 2000-5-30 2275 b Colusa Bear Valley. About 7 miles north of Hwy 20. Comment
  UCD81867  Euphorbia lathyris Ellen Dean; K. Mawdsley,G. Harrington,R. Wilmarth,B. Rice,E. Salvia 2009-5-27 5750 Lake Walker Ridge. Picnic area near Cold Spring. 912 Comment
  CDA12018  Euphorbia spathulata G. F. Hrusa 1990-4-8 7673 Lake North Coast Biodiversity Arena; Barrell Springs camp on Walker Ridge. Comment
  CHSC114992  Euphorbia spathulata Lowell Ahart 2015-4-28 20110 Lake About 60 south of the north edge of the meadow, Barrel Spring Meadow, about 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) west of Williams. 696 Comment
  CHSC70979  Euphorbia spathulata Vernon Oswald; Lowell Ahart 1998-5-7 9002 Colusa Bartlett Springs Rd. 2.1 mi west of Bear Valley Rd., 0.8 mi east of Sawtelle Valley and Grapevine Flat roads. 524 Comment
  CHSC78144  Euphorbia spathulata Lowell Ahart 2000-6-2 8438 Lake In a meadow near a small wash, 100 feet northeast of Bartlett Springs road, about 400 yards southwest of the radio tower, about 1/4 mile west of Bartlett Springs Road and Walker Ridge Road, about 2 1/2 miles west of Bear Valley. 609 Comment
  HSC41943  Euphorbia spathulata Richard G. Runyon 1977-4-24 32 Lake Barrel Springs Campground 701 Comment
  HSC45670  Euphorbia spathulata Stephen Plant 1978-4-23 230 Lake Barrel Springs Campground 701 Comment
  HSC60453  Euphorbia spathulata J. P. Smith 1977-4-24 9035 Lake Barrel Springs Campground 701 Comment
  JEPS123894  Euphorbia spathulata Lowell Ahart 2015-4-28 20110 Lake About 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. Comment
  JEPS94662  Euphorbia spathulata Vernon Oswald and Lowell Ahart 1998-5-7 Colusa Bartlett Springs Rd. 2.1 mi w Bear Valley Rd. (0.8 mi e of Sawtelle Valley and Grapevine Flat roads) 524 Comment
  JEPS94798  Euphorbia spathulata Vernon Oswald and Lowell Ahart 1998-5-7 9002 Colusa Bartlett Springs Road 2.1 mi w of Bear Valley Road (0.8 mi e of Sawtelle Valley and Grapevine Flat Roads); Bartlett Springs Road 524 Comment
  JEPS98456  Euphorbia spathulata Lowell Ahart 2000-6-2 8438 Lake 2 1/2 mi W of Bear Valley (about 100 ft NE of Bartlett Springs road, 400 yds SW of the radio tower, 1/4 mi W of Bartlett Springs Road and Walker Ridge Road) 609 Comment
  UCD81876  Euphorbia spathulata Ellen Dean; K. Mawdsley,G. Harrington,R. Wilmarth,B. Rice,E. Salvia 2009-5-27 5756 Lake Walker Ridge. Picnic area near Cold Spring. 912 Comment
  UCD84525  Euphorbia spathulata Ellen Dean; C. Thomsen, G. Harrington, R. Wilmarth, R. Wenk 2010-6-2 6076 Lake Lake County. Walker Ridge. Along Walker Ridge Road. Barrel Spring. 701 Comment
  UCD84515  Festuca arundinacea Ellen Dean; C. Thomsen, G. Harrington, R. Wilmarth, R. Wenk 2010-6-2 6066 Colusa Colusa County. On Lake County border. Walker Ridge. Along Walker Ridge Road. Buck Flat. 872 Comment
  A425934  Frangula californica subsp. crassifolia C. B. Wolf 1933-9-26 5507 Unknown Inner North Coast Range. 6 6/10 mi. e. of Houghs Mineral Springs on road to Williams. 518 Comment
  A425935  Frangula californica subsp. crassifolia C. B. Wolf 1928-5-7 2112 Unknown 6 mi. e. of Houghs Mineral Springs, on road to Williams. Comment
  CAS-BOT-BC63012  Frangula californica subsp. crassifolia A. A. Heller 1916-6-6 12360 Colusa Coast Range on the grade about 3 mi. w. of Leesville. Comment
  CAS-BOT-BC63013  Frangula californica subsp. crassifolia A. A. Heller 1916-6-6 12360 Colusa Coast Range on the grade about 3 mi. w. of Leesville. Comment
  CAS-BOT-BC63014  Frangula californica subsp. crassifolia A. A. Heller 1916-6-6 12359 Colusa Coast Range on the grade about 3 mi. w. of Leesville. Comment
  CAS-BOT-BC63015  Frangula californica subsp. crassifolia A. A. Heller 1916-6-6 12359 Colusa Coast Range on the grade about 3 mi. w. of Leesville. Comment
  CAS-BOT-BC63016  Frangula californica subsp. crassifolia C. B. Wolf; B. D. Stark 1933-9-25 5506 Colusa Inner n. coast range, w. side of Bear Valley, near Mitchell Ranch House. Type Locality. 304 Comment
  CAS-BOT-BC63022  Frangula californica subsp. crassifolia Carl B. Wolf 1928-5-7 2112 Lake 6 mi. e. of Houghs Mineral Springs, on road to Williams. Comment
  CAS-BOT-BC63023  Frangula californica subsp. crassifolia Carl B. Wolf 1928-5-7 2112 Lake 6 mi. e. of Houghs Mineral Springs, on road to Williams. Comment
  CAS-BOT-BC63024  Frangula californica subsp. crassifolia Carl B. Wolf 1933-9-26 5507 Lake Inner North Coast Range. 6 6/10 mi. e. of Houghs Mineral Springs on road to Williams. 518 Comment
  CAS-BOT-BC63025  Frangula californica subsp. crassifolia Carl B. Wolf 1933-9-26 5507 Lake Inner North Coast Range. 6 6/10 mi. e. of Houghs Mineral Springs on road to Williams. 518 Comment
  GH425930  Frangula californica subsp. crassifolia W. L. Jepson 1920-5-23 8975 Unknown On grade over ridge to Indian Valley. Hills west of Bear Valley. 762 Comment
  LA207658  Frangula californica subsp. crassifolia C. B. Wolf; 1928-5-7 2112 Lake 6 mi E of Houghs Mineral Springs on rd to Williams Comment
  LA207660  Frangula californica subsp. crassifolia C. B. Wolf; B. D. Stark 1933-9-26 5507 Lake 6.6 mi E of Houghs Mineral Springs on rd to Williams 518 Comment
  OBI6080  Frangula californica subsp. crassifolia Carl B. Wolf 1928-5-7 2112 Lake 6 mi E of Houghs Mineral Springs, on road to Williams Comment
  SD22832  Frangula californica subsp. crassifolia Carl B. Wolf 1933-9-26 5507 Lake Inner North Coast Range; 6 6/10 mi. E. of Houghs Mineral Springs on road to Williams 1700 Comment
  UCD112809  Frangula californica subsp. crassifolia C. B. Wolf; B. D. Stark 1933-9-26 5507 Lake Inner North Coast Range. 6.6 miles east of Houghs Mineral Springs on road to Williams. 518 Comment
  HSC60182  Frangula californica subsp. tomentella J. P. Smith, J. O. Sawyer 1971-6-6 4733 Lake Scenic vista point along crest of Walker Ridge. Comment
  UCD83758  Frangula californica subsp. tomentella Ellen Dean; G. Harrington, K. Mawdsley, J. Shepard 2010-5-1 5954 Colusa Colusa County. Walker Ridge. Along Walker Ridge Road, Buck Flat. 875 Comment
  CDA15776  Fraxinus dipetala G. F. Hrusa 1993-5-2 10869 Lake North Coast Ranges; Above Barrel Springs Creek. Road between Bear Valley and Indian Valley Reservoir. Comment
  HSC27456  Fraxinus dipetala J. P. Smith, J. O. Sawyer 1972-4-1 5184 Lake Rd. between Indian Valley and Bear Valley Comment
  HSC48458  Fraxinus dipetala J. P. Smith 1978-4-23 9756 Lake Complexion Canyon, Bartlett Springs Rd. at Kilpepper Creek 503 Comment
  HSC66135  Fraxinus dipetala Cathie Goldberg, Lynn Kunstman, Lauren Philbrick, Geoff Walsh 1980-4-19 47 Colusa On Bartlett Springs Rd. Comment
Read comments Aug 13 2014
  RSA273368  Fraxinus dipetala M. A. Baker 1977-4-24 233 Lake Bartlett Springs Road at Kilpepper Creek 503 Comment
  JEPS15275  Fritillaria affinis Rimo Bacigalupi with Calvin McMillan, G. L. Stebbins, Peter Kamb and S. Galen Smith 1950-4-16 3121 Lake 1 1/2 mi e of Kowalski Ranch (along road down to Indian Valley (Bartlett Mountain Rd) at Bartlett Mountain); Inner North Coast Ranges, Bartlett Mountain, Complexion Cany 485 Comment
  UCD112596  Fritillaria affinis Christopher Mallek 2008-4-17 WR2- 6 Colusa Walker Ridge. Border of Colusa and Lake Counties. 802 Comment
  JEPS42811  Fritillaria pluriflora Wayne Roderick 1966-3-26 Colusa 1/2 mi e of Robbers Flat (adjacent to Bartlett Springs Road, Bear Valley); Bear Valley 417 Comment
  SEINET3887076  Fritillaria pluriflora D. W. McNeal 1991-4-13 3808 Lake Above Brim Rd., ca 100 m. w. of the jct. of Walker Rd., e. of Indian Valley Reservoir.; 0 Comment
  UCD23462  Fritillaria pluriflora J. R. Griffin 1969-4-1 3073 Lake Barrel Springs, C.G. Walker Ridge. Comment
  JEPS65503  Fritillaria purdyi Theodore Niehaus 1971-3-1 929 Lake on w side of Stanton Creek, at n end of Little Indian Valley Stanton Creek; Little Indian Valley, Stanton Creek Comment
  HSC42019  Galium andrewsii M. A. Baker 1977-4-24 219 Lake Barrel Springs Campground. 701 Comment
  HSC44442  Galium andrewsii R. York 1978-4-23 145 Lake Barrel Springs Campground. 701 Comment
  HSC45703  Galium andrewsii Sheila Logan 1978-4-23 108 Lake Barrel Springs Campground 701 Comment
  RSA10726  Galium andrewsii Carl B. Wolf 1928-5-7 2100 Lake 6 miles east of Houghs Mineral Springs on the road to Williams. Comment
  CHSC43737  Galium andrewsii subsp. andrewsii Vernon Oswald 1986-5-12 2012 Colusa Brim Rd. (Bartlett Springs Rd.) 2.1 mi W of Bear Valley Rd. 487 Comment
  CHSC48878  Galium andrewsii subsp. andrewsii Vernon Oswald 1986-5-12 2018 Lake Brim Rd. (Bartlett Springs Rd.) at the jct. Of the road to Barrel Spring. 640 Comment
  JEPS52784  Galium andrewsii subsp. andrewsii Lauramay T. Dempster and G. L. Stebbins 1967-4-8 4356 Colusa Bartlett Springs road 2.5 mi w Leesville (1.8 mi w of junction with Bear Valley Rd, w-facing slope) 530 Comment
  UCSC010370  Galium andrewsii subsp. andrewsii Dylan M. Neubauer, Tim Forsell 2016-3-30 594 Colusa (NCoRI) Walker Ridge, Bartlett Springs Road, 1.22 air-miles sse Baldy Mountain 899 Comment
  HSC66690  Galium aparine Debbie Stamp, Joanne Spitler, Patty Powers, Cathy Railey, Cathy Macdonald 1980-4-19 1 Lake Coldsprings Campground, along access road to Indian Valley Dam Comment
  POM367758  Galium aparine D. Boyd, M. Eichelberger, T. Messick, T. Ranker 1980-4-19 8 Lake Coldsprings Campgrond, along access road to Indian Valley Dam. Comment
  CAS-BOT-BC199040  Garrya congdonii Carl B. Wolf 1930-11-2 1054 Lake 7 miles east of Hough's Mineral Springs on road to Williams 609 Comment
  CAS-BOT-BC199041  Garrya congdonii Carl B. Wolf 1930-11-2 1054 Lake 7 miles east of Hough's Mineral Springs on road to Williams 609 Comment
  CAS-BOT-BC199044  Garrya congdonii L. R. Abrams 1928-5-7 12578 Lake Canyon between Leesville and Hough's Springs Comment
  CAS-BOT-BC199050  Garrya congdonii C. B. Wolf 1930-11-2 1054 Lake 7 miles east of Hough's Mnieral Springs on road to willows 609 Comment
  CAS-BOT-BC199052  Garrya congdonii Doris K. Kildale 1928-5-7 5008 Lake 7 miles est of Hough's Mineral Springs Comment
  CDA12221  Garrya congdonii G. F. Hrusa 1993-3-6 10522 Lake Serpentine Flora of California; Immediate vicinity of confluence of Indian Creek and Kilpepper Creek, approx. 1 m. to E of N end of Indian Valley Res. Comment
  CDA13774  Garrya congdonii G. F. Hrusa 1993-3-6 10523 Lake Above Indian Creek approx. 1 mi. E of N end of Indian Valley res. Near confluence w/Kilpepper Creek. Comment
  HSC8407  Garrya congdonii C. B. Wolf 1928-5-7 2116 Lake 7 mi. E of Hough's Mineral Springs on rd. to Williams Comment
  HSC8409  Garrya congdonii C. B. Wolf 1930-11-2 1798 Lake 7 mi. E of Hough's Mineral Springs on road to Williams 610 Comment
  JEPS11967  Garrya congdonii Rimo Bacigalupi with G. T. Robbins 1954-6-25 4623 Colusa on road from Indian Valley (Lake County) to Bear Valley (Colusa County) (0.5 mi e of summit (Lake - Colusa County line)) 548 Comment
  UC1043520  Garrya congdonii P. C. Everett and E. K. Balls 1954-10-18 20361 Lake 5 mi se Hough Springs (to Williams) 518 Comment
  UC1195644  Garrya congdonii A. R. Kruckeberg 1949-9-25 1775 Lake 13.8 mi e Bartlett Springs (e side of Indian Valley (entrance to Complexion Creek)); Indian Valley Comment
  UC484114  Garrya congdonii Carl B. Wolf 1930-11-2 Lake 7 mi e Hough's Mineral Springs (on road to Williams) 609 Comment
  UCD121084  Garrya congdonii Roman Gankin 1965-5-6 520 Lake Hill northwest of Cold Spring Camp, 0.9 mile east of Little Indian Valley (Kowalski Ranch and Stanton Creek). Comment
  UCD163842  Garrya congdonii Craig D. Thomsen 2000-6-1 s.n. Colusa Bear Valley. About 7 miles north of Hwy 20. Comment
  UCD97122  Garrya congdonii Ellen Dean; G. Harrington, J. Alderson 2011-4-10 6905 Lake West slope of Walker Ridge. Along Bartlett Springs Road west of bridge over creek. 469 Comment
  CAS-BOT-BC178549  Garrya flavescens A. Burgard; J. Goldsmith; J. Kalt 1996-3-30 17 Colusa Walker Ridge Rd. 4.1 mi. north of intersection with Indian Reservoir Rd. 57 mi. east of Hwy. 101 on Hwy. 20. 938 Comment
  POM212170  Garrya flavescens subsp. congdonii Carl B. Wolf 1930-11-2 1798 Lake 7 mi. east of Houghs Mineral Springs, on road to Williams. 610 Comment
  RSA10714  Garrya flavescens subsp. congdonii Carl B. Wolf 1928-5-7 2116 Lake 7 miles east of Houghs Mineral Springs on the road to Williams. Comment
  RSA388356  Garrya flavescens subsp. congdonii Roman Gankin 1965-5-6 520 Lake Hill northwest of Cold Spring Camp, 0.9 mile east of Little Indian Valley (Kowalski Ranch and Stanton Creek). Comment
  OBI14152  Garrya veatchii Rimo Bacigalupi, G. T. Robbins 1954-6-25 4623 Colusa 1/2 mi E of summit (Lake-Colusa County line) on rd from Indian Valley (Lake County) to Bear Valley (Colusa County) 549 Comment
  HSC16966  Gilia capitata C. B. Wolf 1928-5-7 2111 Lake 6 mi. E of Hough's Mineral Springs on the road to Williams Comment
  RSA10718  Gilia capitata C. B. Wolf 1928-5-7 2111 Lake 6 miles east of Houghs Mineral Springs on the road to Williams. Comment
  JEPS94681  Gilia sinistra subsp. pinnatisecta Vernon H. Oswald and Lowell Ahart 1998-7-15 9281 Lake near Barrel Spring (e side of mt., w of Walker Ridge Rd. 0.8 mi s of Bartlett Springs Rd., e side of county); Baldy Mtn. 640 Comment
  JEPS94741  Gilia sinistra subsp. pinnatisecta Vernon H. Oswald and Lowell Ahart 1998-7-15 9281 Lake 0.8 mi s of Bartlett Springs Road (e side of County near Barrel Spring on e side of Baldy Mountain and w of Walker Ridge Road); Baldy Mountain 640 Comment
  HSC66014  Gilia tricolor Teri Bartowski, Shane Feusier, Ruth Takaki, Carol Zimmerer 1980-4-19 9 Lake Coldsprings Campground along access rd. to Indian Valley Dam Comment
  HSC66136  Gilia tricolor S. Harris, B. Ferguson, M. Moble, M. Smith 1980-4-19 Colusa Bartlett Springs Rd. Comment
  RSA469705  Gilia tricolor Michelle Stevens 1979-4-14 18 Colusa Buck Flat on Walker Ridge Road. 884 Comment
  JEPS39668  Githopsis specularioides Rimo Bacigalupi, T. Crovello, and L. Heckard 1965-4-26 9049 Lake Kowalski Ranch, at crossing of Stanton Creek Little Indian Valley, Stanton Creek 441 Comment
  CHSC89435  Glinus lotoides Lowell Ahart 2004-10-4 11443 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road. 446 Comment
  JEPS105941  Glinus lotoides Lowell Ahart 2004-10-4 11443 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road 446 Comment
  RSA703246  Glinus lotoides L. Ahart 2004-10-4 11443 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road. 447 Comment
  UCD81880  Grindelia camporum Ellen Dean; K. Mawdsley,G. Harrington,R. Wilmarth,B. Rice,E. Salvia 2009-5-27 5760 Lake Walker Ridge. Picnic area near Cold Spring. 912 Comment
  JEPS113894  Grindelia hirsutula L. P. Janeway 2007-6-17 9058 Colusa Inner North Coast Ranges; Along Bartlett Springs Road between Bear Valley and Walker Ridge Road. 530 Comment
  CHSC97317  Grindelia hirsutula var. davyi L. P. Janeway 2007-6-17 9058 Colusa Inner North Coast Ranges. Along Bartlett Springs Road between Bear Valley and Walker Ridge Road. 530 Comment
  CAS-BOT-BC230059  Harmonia hallii Ellen Dean; G. Harrington; K. Mawdsley; J. Shepard 2010-5-1 5966 Colusa Walker Ridge on border of Lake and Colusa Counties. Along Walker Ridge Rd., just E of Barrel Springs area 721 Comment
  CHSC70967  Harmonia hallii Vernon Oswald; Lowell Ahart 1998-5-7 9012 Colusa Bartlett Springs Rd. 2.8 mi west of Bear Valley Rd., 0.1 mi east of Sawtelle Valley and Grapevine Flat roads. On roadside banks. 633 Comment
  JEPS111494  Harmonia hallii Ryan E. O'Dell 2013-5-24 Lake Walker Ridge. 0.4 airline mile N-NW of the intersection of Bartlett Springs, Walker Ridge, and Brim Roads. About 200' west of the NW corner of the communications building compound fence. Comment
  JEPS123183  Harmonia hallii David Gowen 2009-5-6 1020 Lake Above Walker Ridge Road near summit of peak south of Baldy Mountain Comment
  JEPS94706  Harmonia hallii Vernon Oswald and Lowell Ahart 1998-5-7 9012 Colusa Bartlett Springs Road 2.8 mi w of Bear Valley Road (0.1 mi e of Sawtelle Vallyy and Grapevine Flat Roads); Bartlett Springs Road 633 Comment
  JEPS94768  Harmonia hallii Vernon Oswald and Lowell Ahart 1998-5-7 9012 Colusa Bartlett Springs Road 2.8 mi w of Bear Valley Road (0.1 mi e of Sawtelle Valley and Grapevine Flat Roads); Bartlett Springs Road 633 Comment
  JEPS95238  Harmonia hallii Stephen W. Edwards 1991-6-9 s. n. Lake at the top of the Brim Grade, summit of first peak (with relay station) north of junction of Bartlett Springs Road and Walker Ridge road Walker Ridge Comment
  JEPS96685  Harmonia hallii Dean W. Taylor 1998-6-23 16703 Colusa Walker Ridge, along BLM access road 929 Comment
  UC1731328  Harmonia hallii Dean W. Taylor 1998-6-23 16703 Colusa Walker Ridge North Coast Ranges (along access road) 929 Comment
  UCD135766  Harmonia hallii Bruce G. Baldwin 1986-4-13 599 Colusa 2.6 miles west of junction with Bear Valley Road along Bartlett Springs Road. Comment
  UCD159338  Harmonia hallii D. S. Park; E. Dean 2010-6-5 122 Colusa Walker ridge, Cold Spring Mt. Abundant by road. 692 Comment
  UCD83816  Harmonia hallii Ellen Dean; G. Harrington, K. Mawdsley, J. Shepard 2010-5-1 5963 Lake N end of Indian Valley Reservoir, along Bartlett Springs Rd. E end of bridge that crosses inlet. Comment
  UCD83819  Harmonia hallii Ellen Dean; G. Harrington, K. Mawdsley, J. Shepard 2010-5-1 5966 Colusa Walker Ridge on border of Lake and Colusa Counties. Along Walker Ridge Rd., just E of Barrel Springs area. 721 Comment
  UCD81863  Hastingsia alba Ellen Dean; K. Mawdsley,G. Harrington,R. Wilmarth,B. Rice,E. Salvia 2009-5-27 5746 Lake Walker Ridge. Picnic area near Cold Spring. 912 Comment
  UCR257980  Hastingsia alba Ellen Dean, Kate F. Mawdsley, Gordon Harrington, R. Wilmarth, Barry Rice, E. Salvia 2009-5-27 5746 Lake North Coast Range, Walker Ridge, picnic area near Cold Spring 913 Comment
  CHSC106249  Helenium bigelovii B. Castro; L. P. Janeway 2001-6-3 1258 Colusa Inner North Coast Ranges. Spring at Grapevine flat, on top of Walker Ridge about 0.5 mi E of Baldy Mountain. East-facing slope/bench with large springy/meadowy area. 882 Comment
  SD8842  Helenium bigelovii unknown 1882-6-13 Lake Indian Valley Comment
Read comments Dec 14 2014
  UCD63764  Helenium bigelovii Daniel Sanchez-Mata; Emin Ugurlu 2006-6-19 s.n. Lake Leesville-Barkerville. Bartlett Springs Road close to Complexion Canyon and Complexion Creek. 520 Comment
  UCD81866  Helenium bigelovii Ellen Dean; K. Mawdsley,G. Harrington,R. Wilmarth,B. Rice,E. Salvia 2009-5-27 5749 Lake Walker Ridge. Picnic area near Cold Spring. 912 Comment
  CAS-BOT-BC309425  Helenium puberulum Doris K. Kildale 1928-5-7 4999 Lake 6 miles east of Hough's Mineral Springs Comment
  CHSC89425  Helenium puberulum Lowell Ahart 2004-10-4 11450 Lake Below the high water line of Indian Valley Reservoir, along the stream in the northeast part of the reservoir, on the south side of Bartlett Springs Road. 446 Comment
  HSC68233  Helenium puberulum J. P. Smith, J. O. Sawyer 1971-6-6 4754 Lake Kowalski Ranch in Little Indian Valley, along Stanton Creek Comment
  JEPS106196  Helenium puberulum Lowell Ahart 2004-10-4 11450 Lake Below the high water line of Indian Valley Reservoir, along the stream in the northeast part of the reservoir, on the south side of Bartlett Springs Road 446 Comment
  CHSC89436  Helianthus bolanderi Lowell Ahart 2004-10-4 11429 Lake Below the high water line of Indian Valley Reservoir, near the stream in the northeast part of the reservoir, on the south side of Bartlett Springs Road. 446 Comment
  JEPS106194  Helianthus bolanderi Lowell Ahart 2004-10-4 11429 Lake Below the high water line of Indian Valley Reservoir, near the stream in the northeast part of the reservoir, on the south side of Bartlett Springs Road 446 Comment
  JEPS93792  Helianthus bolanderi Vernon H. Oswald and Lowell Ahart 1998-7-15 9287 Lake 0.8 mi s of Bartlett Springs Road (e side of county near Barrel Spring on e side of Baldy Mountain and w of Walker Ridge Road); Baldy Mountain 640 Comment
  RSA702851  Helianthus bolanderi L. Ahart 2004-10-4 11429 Lake Below the high water line of Indian Valley Reservoir, near the stream in the NE part of the reservoir, on the S side of Bartlett Springs Road. 447 Comment
  UC924977  Helianthus bolanderi Annetta Carter 1951-8-26 3079 Colusa Southwest of Leesville (hills at the w side of Bear Valley); North Coast Ranges, Bear Valley 450 Comment
  CHSC71417  Helianthus exilis Vernon H. Oswald; Lowell Ahart 1998-7-15 9287 Lake East side of county near Barrel Spring on the east side of Baldy Mtn. and west of Walker Ridge Rd. 0.8 mi south of Bartlett Springs Rd. 640 Comment
  UCD132785  Helianthus exilis Vernon H. Oswald; Lowell Ahart 1998-7-15 9287 Lake east side of county near Barrel Spring on the east side of Baldy Mountain and west of Walker Ridge Road 0.8 mile south of Bartlett Springs Road. 640 Comment
  CDA40619  Heliotropium curassavicum L. Ahart 2004-10-4 11425 Lake Below the high water line of Indian Valley Reservoir, near the stream in the northeast part of the reservoir, on the south side of Bartlett Springs Road. Comment
  CHSC89444  Heliotropium curassavicum Lowell Ahart 2004-10-4 11425 Lake Below the high water line of Indian Valley Reservoir, near the stream in the northeast part of the reservoir, on the south side of Bartlett Springs Road. 446 Comment
  HSC97077  Heliotropium curassavicum L. Ahart 2004-10-4 11425 Lake NE part of Indian Valley Reservoir, S side of Bartlett Springs Rd. 447 Comment
  JEPS106011  Heliotropium curassavicum Lowell Ahart 2004-10-4 11425 Lake Below the high water line of Indian Valley Reservoir, near the stream in the northeast part of the reservoir, on the south side of Bartlett Springs Road 446 Comment
  UCD169453  Heliotropium curassavicum Lowell Ahart 2004-10-4 11425 Lake Indian Valley Reservoir, near the stream in the northeast part of the reservoir, on the south side of Bartlett Springs Road. 446 Comment
  CHSC83443  Hemizonia congesta subsp. clevelandii L. P. Janeway 2002-5-2 7573 Lake Inner North Coast Ranges. Wide flat saddle on crest of northern end of Walker Ridge, between Bartlett Springs Road and Sawtelle Valley. 701 Comment
  UC195406  Hemizonia congesta subsp. clevelandii A. A. Heller 1916-6-6 12358 Colusa 3 mi w Leesville (on the grade); Coast Range Comment
  HSC25708  Hesperocyparis macnabiana J. P. Smith, J. O. Sawyer 1971-6-6 4752 Lake S of Kulpepper Creek on Bartlett Spring Rd., Complexion Canyon Comment
  HSC32583  Hesperocyparis macnabiana Steven Lagos 1974-5-4 54 Lake Complexion Canyon along Kilpepper Creek 610 Comment
  HSC41918  Hesperocyparis macnabiana Ed Cope 1977-4-24 51 Lake Little Indian Valley, floodplain of Stanton Creek 457 Comment
  HSC41919  Hesperocyparis macnabiana Ed Cope 1977-4-24 52 Lake Bartlett Springs. Rd at Kilpepper Creek 503 Comment
  HSC44446  Hesperocyparis macnabiana R. York 1978-4-23 150 Lake Barrel Springs Campground. 701 Comment
  HSC97068  Hesperocyparis macnabiana L. Ahart 2004-10-14 11455 Lake N edge of Bartlett Springs Rd., 1/8 mi. NE of NE part of Indian Valley Reservoir 497 Comment
  SBBG118074  Hesperocyparis macnabiana C. Bornstein, E. Collins, R. Lutsko 2004-6-18 Lake Walker Ridge Rd, ca. 0.75 mi S of jct with Bartlett Springs Rd 745 Comment
  SD40677  Hesperocyparis macnabiana Carl B. Wolf, E. R. Johnson 1934-10-14 Lake 7 miles east of Houghs Springs on road to Williams, 3 miles west of Colusa County line 609 Comment
  UCD74346  Hesperocyparis macnabiana G. L. Stebbins 1968-5-12 6691 Lake West of Bear Valley, east of Hough Springs, on road from Leesville to Bartlett Springs, at mouth of Complexion Canyon. (Exact location unknown. Coordinates estimated by label maker. Note: Date in notebook for this collection is May 12 but labels made by Stebbins at CAS say May 15.) 457 Comment
  UCD74347  Hesperocyparis macnabiana G. L. Stebbins 1968-5-12 6689 Lake West of Bear Valley, east of Hough Springs, on road from Leesville to Bartlett Springs, at mouth of Complexion Canyon. (Exact location unknown. Coordinates estimated by label maker. Note: Date in notebook for this collection is May 12 but labels made by Stebbins at CAS say May 15.) 457 Comment
  UCD81735  Hesperocyparis macnabiana Ellen Dean; K. Mawdsley,G. Harrington,R. Wilmarth,B. Rice,E. Salvia 2009-5-27 5737 Colusa Walker Ridge. Along Walker Ridge Road. Lookout area with fence and view of Indian Valley Reservoir. North of turnoff to Indian Valley Reservoir and S of turnoff to picnic area. W side of road. 1061 Comment
  UCSC010368  Hesperocyparis macnabiana Dylan M. Neubauer, Tim Forsell 2016-3-30 592 Colusa (NCoRI) Walker Ridge, Bartlett Springs Road, 1.22 air-miles sse Baldy Mountain 899 Comment
  HSC24876  Hesperocyparis sargentii J. P. Smith, J. O. Sawyer 1972-2-12 5055 Lake Above Culpepper Creek in Complexion Canyon Comment
  HSC24877  Hesperocyparis sargentii J. P. Smith, J. O. Sawyer 1972-2-12 5056 Lake Above Culpepper Creek in Complexion Canyon Comment
  HSC25612  Hesperocyparis sargentii J. P. Smith, J. O. Sawyer 1971-6-6 4751 Lake S of Kulpepper Creek on Bartlett Spring Rd., Complexion Canyon Comment
  HSC32585  Hesperocyparis sargentii Steven Lagos 1974-5-4 52 Lake Complexion Canyon along Kilpepper Creek 610 Comment
  SD40657  Hesperocyparis sargentii Carl B. Wolf, E. R. Johnson 1934-10-14 Lake 7 miles east of Houghs Springs on road to Williams, 3 miles west of Colusa Co. Line 609 Comment
  UCD74345  Hesperocyparis sargentii G. L. Stebbins 1968-5-12 6690 Lake West of Bear Valley, east of Hough Springs, on road from Leesville to Bartlett Springs, at mouth of Complexion Canyon. (Exact location unknown. Coordinates estimated by label maker. Note: Date in notebook for this collection is May 12 but labels made by Stebbins at CAS say May 15.) 457 Comment
  CHSC48598  Hesperolinon californicum Vernon Oswald 1986-5-12 2010 Colusa Brim Rd. (Bartlett Springs Rd.) 2.1 mi w of Bear Valley Rd. Common in a grassy opening on a serpentine slope. 487 Comment
  CHSC71435  Hesperolinon californicum Vernon H. Oswald; Lowell Ahart 1998-7-15 9269 Colusa Bartlett Springs Rd. 1.6 mi west of Bear Valley Rd. 487 Comment
  JEPS122888  Hesperolinon californicum Adam C. Schneider with Will Freyman and Yuri P. Springer 2014-5-20 642 Colusa Along north side of Brim Rd east of Indian Valley Reservoir, near Colusa/Lake Co line. Comment
  JEPS94735  Hesperolinon californicum Vernon H. Oswald and Lowell Ahart 1998-7-15 9269 Colusa Bartlett Springs Road 1.6 mi w of Bear Valley Road; Bartlett Springs Road 487 Comment
  UC1212442  Hesperolinon californicum Herbert L. Mason 1946-5-31 12815 Colusa 1 mi e Lake County line (Bartlett Springs to Williams road, western Colusa County); Inner North Coast Ranges Comment
  UC867722  Hesperolinon californicum A. A. Heller 1916-6-6 12352 Colusa on the grade about 3 mi w Leesville; Coast Range Comment
  CHSC106245  Hesperolinon disjunctum B. Castro; L. P. Janeway 2001-6-3 1258 A Colusa Inner North Coast Ranges. Spring at Grapevine flat, on top of Walker Ridge about 0.5 mi E of Baldy Mountain. East-facing slope/bench with large springy/meadowy area. At upper edges of meadow. 883 Comment
  CHSC71436  Hesperolinon disjunctum Vernon H. Oswald; Lowell Ahart 1998-7-15 9278 Lake East side of county near Barrel Spring on the east side of Baldy Mtn. and west of Walker Ridge Rd. 0.8 mi south of Bartlett Springs Rd. 640 Comment
  CHSC83424  Hesperolinon disjunctum L. P. Janeway 2002-5-2 7571 Lake Inner North Coast Ranges. Uppermost meadow of Sawtelle Valley; northern end of Walker Ridge. 686 Comment
  CHSC83431  Hesperolinon disjunctum L. P. Janeway 2002-5-2 7574 Lake Inner North Coast Ranges. Saddle on crest of northern end of Walker Ridge, between Bartlett Springs Road and Sawtelle Valley. 701 Comment
  CHSC88554  Hesperolinon disjunctum L. P. Janeway 2001-6-6 7128 Colusa Inner North Coast Ranges. Deadshot Spring; about 1.9 km (air) east of Walker Ridge Road. 716 Comment
  JEPS11966  Hesperolinon disjunctum Rimo Bacigalupi with G. T. Robbins 1954-6-25 4622 Colusa 0.1 mi e Lake County line (e of summit of road from Bear Valley to Indian Valley) 640 Comment
  JEPS122819  Hesperolinon disjunctum W. A. Freyman with A. C. Schneider & Y. P. Springer 2014-5-20 290 Lake Along north side of Bartlett Springs Road where it meets Indian Valley Reservoir by Stanton Creek. Comment
  JEPS32320  Hesperolinon disjunctum W. L. Jepson 1920-5-23 8996 Lake Indian Valley Indian Valley (ne Lake County) Comment
  JEPS32321  Hesperolinon disjunctum W. L. Jepson 1938-6-9 18965 Lake on w slope of ridge between Indian Valley (Lake Co.) and Bear Valley (Colusa Co.); Complexion Canyon 579 Comment
  JEPS94682  Hesperolinon disjunctum Vernon H. Oswald and Lowell Ahart 1998-7-15 9278 Lake e side of mt. 0.8 mi s Bartlett Springs Rd. (near Barrel Spring, w of Walker Ridge Rd., e side of county); Baldy Mtn. 640 Comment
  JEPS94740  Hesperolinon disjunctum Vernon H. Oswald and Lowell Ahart 1998-7-15 9278 Lake e side of county near Barrel Spring (on the e side of Baldy Mountain and w of Walker Ridge Road 0.8 mi s of Bartlett Springs Road); Baldy Mountain 640 Comment
  RSA42331  Hesperolinon disjunctum Lincoln Constance, R. H. Shan 1946-6-2 3073 Lake Bartlett Springs Road, 4.5 miles southwest of Leesville. 549 Comment
  RSA700361  Hesperolinon disjunctum L. P. Janeway 2001-6-6 7128 Colusa Deadshot Spring, about 1.9 km (air) east of Walker Ridge Road. 716 Comment
  UC1212476  Hesperolinon disjunctum Helen K. Sharsmith 1952-6-21 4157 Lake Bartlett Springs-Leesville road at boundary of Lake and Colusa Counties; Inner North Coast Ranges 663 Comment
  UC1212512  Hesperolinon disjunctum Herbert L. Mason 1946-5-31 12813 Colusa one mi e Lake County line (Bartlett Springs to Williams road); Inner North Coast Ranges 609 Comment
  UC735121  Hesperolinon disjunctum Lincoln Constance and Ren Hwa Shan 1946-6-2 3073 Lake Bartlett Springs road 4.5 mi sw Leesville 548 Comment
  CAS-BOT-BC167455  Hesperolinon drymarioides 1884-7-1 s.n. Lake Epperson's Road Comment
  CHSC83434  Hesperolinon drymarioides L. P. Janeway 2002-5-2 7577 Lake Inner North Coast Ranges. Along ephemeral drainage above Complexion Spring, above Complexion Canyon; about 0.2 km north of Bartlett Springs Road and 1.6 km east of Indian Valley Reservoir. 524 Comment
  CHSC90846  Hesperolinon drymarioides D. Isle 1995-7-18 195 Lake Mendocino National Forest--North Coast Ranges. North Fork Cache Creek Watershed. On private land, Complexion Spring. 524 Comment
  JEPS122889  Hesperolinon drymarioides Adam C. Schneider with Will Freyman and Yuri P. Springer 2014-5-20 643 Lake Mendocino National Forest. In Complexion Canyon on north side of Bartlett Springs Rd just east of Indian Valley Reservoir Comment
  JEPS123215  Hesperolinon drymarioides David Gowen with Dick O'Donnell 2010-7-2 1139 Lake Large scraped area along Walker Ridge Road. Comment
  UC1212302  Hesperolinon drymarioides Helen K. Sharsmith 1952-6-21 4155 Lake Complexion Canyon; Inner North Coast Ranges; ca 3 mi e of Lake-Colusa county line; near old stage road to Epperson's Station (type locality?) 548 Comment
  POM298647  Hesperolinon micranthum Lincoln Constance, R. H. Shan 1946-6-2 s.n. Lake Bartlett Springs Road, 4.5 miles southwest of Leesville. 549 Comment
  UCD63766  Heterocodon rariflorum Daniel Sanchez-Mata; Emiun Ugurlu 2006-6-19 s.n. Lake Leesville-Barkerville. Bartlett Springs Road close to Complexion Canyon and Complexion Creek. 580 Comment
  UCD84523  Heterocodon rariflorum Ellen Dean; C. Thomsen, G. Harrington, R. Wilmarth, R. Wenk 2010-6-2 6074 Lake Lake County. Walker Ridge. Along Bartlett springs road just west of Walker Ridge Rd intersection. 647 Comment
  UCD84526  Heterocodon rariflorum Ellen Dean; C. Thomsen, G. Harrington, R. Wilmarth, R. Wenk 2010-6-2 6077 Lake Lake County. Walker Ridge. Along Walker Ridge Road. Barrel Spring. 701 Comment
  HSC87080  Heteromeles arbutifolia Anthony J. Desch, Bryon Cariss 1988-4-16 35 Colusa 2 mi. W on Brim Rd. from corner of Brim Rd. and Bear Valley Rd. 518 Comment
  UCD83759  Heteromeles arbutifolia Ellen Dean; G. Harrington, K. Mawdsley, J. Shepard 2010-5-1 5955 Colusa Colusa County. Walker Ridge. Along Walker Ridge Road, Buck Flat. 875 Comment
  A345013  Holodiscus discolor A. A. Heller 1916-6-6 12362 Unknown Coast Range on the grade about 3 miles west of Leesville Comment
  RSA28813  Holodiscus discolor A. A. Heller 1916-6-6 12362 Colusa Coast Range on the grade 3 miles W of Leesville. Comment
  CAS-BOT-BC152577  Holodiscus discolor var. discolor A. A. Heller 1916-6-6 12362 Colusa Coast Range on the grade about 3 miels west of Leesville Comment
  CAS-BOT-BC152578  Holodiscus discolor var. discolor A. A. Heller 1916-6-6 12362 Colusa Coast Range on the grade about 3 miels west of Leesville Comment
  UCD164138  Hordeum brachyantherum Craig Thomsen 1997-4-20 1927 Colusa Bear Valley. About 7 miles north of Hwy 20. Comment
  HSC26534  Hordeum brachyantherum subsp. californicum J. P. Smith, J. O. Sawyer 1971-6-6 4753 Lake Kowalski Ranch in Little Indian Valley, along Stanton Creek Comment
  JEPS475  Hordeum brachyantherum subsp. californicum W. L. Jepson 1938-6-9 18956 Colusa w slope of mountains between Indian Valley, Lake County and Bear Valley, Colusa County; Indian Valley, Bear Valley 579 Comment
  UCR50005  Hordeum brachyantherum subsp. californicum L. F. LaPre, K. Campbell 1987-6-29 s.n. Lake Inner North Coast Ranges, Barrel Spring Camp, NE of Clear Lake at Colusa Co. line, on Walker Ridge Rd Comment
  HSC39649  Hordeum depressum J. P. Smith, J. O. Sawyer 1971-6-6 4753 Lake Kowalski Ranch in Little Indian Valley, along Stanton Creek Comment
  CHSC71448  Horkelia californica subsp. dissita Vernon H. Oswald; Lowell Ahart 1998-7-15 9270 Colusa Bartlett Springs Rd. 1.6 mi west of Bear Valley Rd. In a meadow. 487 Comment
  CHSC84229  Horkelia californica subsp. dissita Lowell Ahart 2003-7-14 10398 Lake Near a small stream, at Barrel Spring, about 1 1/2 miles (air) south of Bartlett Springs Road, about 2 miles (air) west of Bear Valley. 396 Comment
  CHSC88588  Horkelia californica subsp. dissita L. P. Janeway; B. Castro 2001-6-3 7100 Colusa Inner North Coast Ranges. Spring at Grapevine Flat, on top of Walker Ridge about 0.8 km east of Baldy Mountain. Meadow. 884 Comment
  RSA700357  Horkelia californica subsp. dissita L. P. Janeway, B. Castro 2001-6-3 7100 Colusa Inner N Coast Ranges, Spring at Grapevine Flat, on top of Walker Ridge 0.8km E of Baldy Mtn. Comment
  JEPS93802  Horkelia californica var. elata Vernon H. Oswald and Lowell Ahart 1998-7-15 9270 Colusa Bartlett Springs Road 1.6 mi west of Bear Valley Road 487 Comment
  SD8451  Horkelia californica var. elata none given 1882-7-1 Lake Indian Valley Comment
  UCD81872  Horkelia californica var. elata Ellen Dean; K. Mawdsley,G. Harrington,R. Wilmarth,B. Rice,E. Salvia 2009-5-27 5753 Lake Walker Ridge. Picnic area near Cold Spring. 912 Comment
  RSA466277B  Horkelia elata L. F. LaPre, K. Campbell 1987-6-29 s.n. Lake Barrel Springs Camp, NE of Clear Lake at Colusa Co. line, on Walker Pass Road Comment
  UCR50156  Horkelia elata L. F. LaPre, K. Campbell 1987-6-29 s.n. Lake Inner North Coast Ranges, Barrel Spring Camp, NE of Clear Lake at Colusa Co. line, on Walker Ridge Rd Comment
  CHSC115328  Iris macrosiphon Lowell Ahart 2015-4-10 20016 Lake On the north side of Brim Road, about 3 miles west of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. 645 Comment
  CHSC71008  Iris macrosiphon Vernon Oswald; Lowell Ahart 1998-5-7 9008 Colusa Bartlett Springs Rd. 2.2 mi west of Bear Valley Rd., 0.7 mi east of Sawtelle Valley and Grapevine Flat roads. 524 Comment
  JEPS124252  Iris macrosiphon Lowell Ahart 2015-4-10 20016 Lake About 3 miles west of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. Comment
  JEPS94211  Iris macrosiphon Vernon Oswald and Lowell Ahart 1998-5-7 9008 Colusa Bartlett Springs Road 2.2 mi w of Bear Valley Road (0.7 mi e of Sawtelle Valley and Grapevine Flat Roads); Bartlett Springs Road 524 Comment
  RSA10711  Iris macrosiphon Carl B. Wolf 1928-5-7 2119 Lake 7 miles east of Houghs Mineral Springs on the road to Williams. Comment
  UCD81860  Juglans californica Ellen Dean; K. Mawdsley,G. Harrington,R. Wilmarth,B. Rice,E. Salvia 2009-5-27 5744 Lake Walker Ridge. Picnic area near Cold Spring. 912 Comment
  CHSC78210  Juncus balticus subsp. ater Lowell Ahart 2000-6-2 8435 Lake Bottom of a small wash, about 100 feet northeast of Bartlett Springs road, about 400 yards southwest of the radio tower, about 1/4 mile west of Bartlett Springs Road and Walker Ridge Road, about 2 1/2 miles west of Bear Valley. 609 Comment
  JEPS98432  Juncus balticus subsp. ater Lowell Ahart 2000-6-2 8435 Lake 2 1/2 mi W of Bear Valley (bottom of a small wash, 100 ft NE of Bartlett Springs Rd, 400 yds SW of radio tower, 1/4 mi W of Bartlett Springs Rd and Walker Ridge Rd) 609 Comment
  CHSC114999  Juncus bufonius var. bufonius Lowell Ahart 2015-3-28 20105 Lake About 80 yards north of the south edge of the meadow, Barrel Spring Meadow,about 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. 696 Comment
  CHSC78211  Juncus bufonius var. bufonius Lowell Ahart 2000-6-2 8434 Lake Bottom of a small wash, about 100 feet northeast of Bartlett Springs road, about 400 yards southwest of the radio tower, about 1/4 mile west of Bartlett Springs Road and Walker Ridge Road, about 2 1/2 miles west of Bear Valley. 609 Comment
  CHSC89434  Juncus bufonius var. bufonius Lowell Ahart 2004-10-4 11438 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road. 446 Comment
  JEPS106144  Juncus bufonius var. bufonius Lowell Ahart 2004-10-4 11438 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road 446 Comment
  JEPS123897  Juncus bufonius var. bufonius Lowell Ahart 2015-4-28 20105 Lake About 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. Comment
  JEPS98457  Juncus bufonius var. bufonius Lowell Ahart 2000-6-2 8434 Lake 2 1/2 mi W of Bear Valley (about 100 ft NE of Bartlett Springs road, 400 yds SW of the radio tower, 1/4 mi W of Bartlett Springs Road and Walker Ridge Road) 609 Comment
  RSA702901  Juncus bufonius var. occidentalis L. Ahart 2004-10-4 11438 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road. 447 Comment
  RSA10720  Juncus mexicanus Carl B. Wolf 1928-5-7 2109 Lake 6 miles east of Houghs Mineral Springs on the road to Williams. Comment
  CHSC78213  Juncus oxymeris Lowell Ahart 2000-6-2 8436 Lake Bottom of a small wash, about 100 feet northeast of Bartlett Springs road, about 400 yards southwest of the radio tower, about 1/4 mile west of Bartlett Springs Road and Walker Ridge Road, about 2 1/2 miles west of Bear Valley. 609 Comment
  CHSC78754  Juncus oxymeris L. P. Janeway 2000-5-30 6748 Lake Inner North Coast Ranges. Spring and rocky drainage on northeast side of Bartlett Springs Road 1.1 km northwest of Walker Ridge summit. 631 Comment
  CHSC84188  Juncus oxymeris Lowell Ahart 2003-7-14 10394 Lake Near a small stream, at Barrel Spring, about 1 1/2 miles (air) south of Bartlett Springs Road, about 2 miles (air) west of Bear Valley. 396 Comment
  JEPS104081  Juncus oxymeris Lowell Ahart 2003-7-14 10394 Lake Near a small stream, at Barrel Spring, ca 1 1/2 mi (air) south of Bartlett Springs Rd, ca 2 mi (air) w of Bear Valley. 396 Comment
  JEPS98302  Juncus oxymeris Lowell Ahart 2000-6-2 8436 Lake 2 1/2 mi W of Bear Valley (bottom of a small wash, 100 ft NE of Bartlett Springs Rd, 400 yds SW of radio tower, 1/4 mi W of Bartlett Springs Rd and Walker Ridge Rd) 609 Comment
  UCD81870  Juncus oxymeris Ellen Dean; K. Mawdsley,G. Harrington,R. Wilmarth,B. Rice,E. Salvia 2009-5-27 5751 Lake Walker Ridge. Picnic area near Cold Spring. 912 Comment
  HSC66584  Juniperus californica D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-4-19 12 Lake Coldsprings Campground along access road to Indian Valley Dam Comment
  UCD163315  Juniperus californica Craig D. Thomsen 1997-4-13 1904 Colusa Bear Valley. About 6 miles north of Hwy 20. Vicinity of Trout Creek, north of Deadshot Canyon. Comment
  JEPS10931  Keckiella breviflora var. glabrisepala W. L. Jepson 1920-5-24 9026 Lake hills e Indian Valley (ne Lake County) Comment
  UCD83731  Keckiella corymbosa Ellen Dean; PLB 102 Collecting Interns 2010-5-2 5971 Lake West slope of Walker Ridge. Along Bartlett Springs Road, West of Kilpepper Creek low water bridge crossing and just west of high water bridge over main creek. Comment
  UCD81877  Koeleria macrantha Ellen Dean; K. Mawdsley,G. Harrington,R. Wilmarth,B. Rice,E. Salvia 2009-5-27 5757 Lake Walker Ridge. Picnic area near Cold Spring. 912 Comment
  CHSC89426  Lactuca saligna Lowell Ahart 2004-10-4 11447 Lake Below the high water line of Indian Valley Reservoir, along the stream in the northeast part of the reservoir, on the south side of Bartlett Springs Road. 446 Comment
  JEPS105957  Lactuca saligna Lowell Ahart 2004-10-4 11447 Lake Below the high water line of Indian Valley Reservoir, along the stream in the northeast part of the reservoir, on the south side of Bartlett Springs Road 446 Comment
  CAS-BOT-BC341411  Lagophylla minor Doris K. Kildale 1928-5-7 4989 Lake 6 miles east of Hough's Mineral Springs Comment
  CHSC70966  Lagophylla minor Vernon Oswald; Lowell Ahart 1998-5-7 8998 Colusa Bartlett Springs Rd. 2.1 mi west of Bear Valley Rd., 0.8 mi east of Sawtelle Valley and Grapevine Flat roads. 524 Comment
  HSC41909  Lagophylla minor M. A. Baker 1977-4-24 215 Lake Barrel Springs Campground. 701 Comment
  HSC42247  Lagophylla minor Rich White 1977-4-24 34 Lake Barrel Springs Campground 701 Comment
  HSC43364  Lagophylla minor Carolyn Sanford 1977-4-24 349 Lake Barrel Springs Campground. 701 Comment
  HSC44623  Lagophylla minor R. York 1978-4-23 149 Lake Barrel Springs Campground. 701 Comment
  HSC45523  Lagophylla minor M. Alcasas 1978-4-23 55 Lake Barrel Springs Campground 701 Comment
  HSC45707  Lagophylla minor Sheila Logan 1978-4-23 102 Lake Barrel Springs Campground 701 Comment
  HSC46060  Lagophylla minor Catherine Chin 1978-4-23 45 Lake Barrel Springs Campground. 701 Comment
  HSC49852  Lagophylla minor J. P. Smith 1978-4-23 9750 Lake Barrel Springs Campgound 701 Comment
  JEPS19941  Lagophylla minor R. F. Hoover 1938-6-9 Lake Indian Valley Comment
  JEPS19947  Lagophylla minor W. L. Jepson 1920-5-23 8998 Lake Indian Valley, n Lake Valley Indian Valley Comment
  JEPS94813  Lagophylla minor Vernon Oswald and Lowell Ahart 1998-5-7 8998 Colusa Bartlett Springs Road 2.1 mi w of Bear Valley Road (0.8 mi e of Sawtelle Valley and Grapevine Flat Roads); Bartlett Springs Road 524 Comment
  POM361459  Lagophylla minor Barbara Kelly 1977-4-24 348 Lake Barrel Springs Campground. 701 Comment
  RSA10729  Lagophylla minor C. B. Wolf 1928-5-7 2097 Lake 6 miles east of Houghs Mineral Springs on the road to Williams. Comment
  SD27933  Lagophylla minor Carl B. Wolf 1928-5-7 2097 Lake 6.0 miles east of Houghs Mineral Springs on road to Williams. 609 Comment
  UC762548  Lagophylla minor R. F. Hoover 1938-6-9 3575 Lake Indian Valley Comment
  UCR66480  Lagophylla minor D. L. Goforth 1977-4-24 30 Lake Barrel Springs Campground 701 Comment
  HSC66139  Lagophylla ramosissima D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-4-19 6 Lake Coldsprings Campground, along access road to Indian Valley Dam Comment
  SD8630  Lagophylla ramosissima Daniel Cleveland 1882-7-1 Lake Indian Valley Comment
  HSC66593  Lasthenia californica S. Harris, B. Ferguson, S. Smith 1980-4-19 Lake Coldsprings Campground, along access road to Indian Valley Dam Comment
  HSC67091  Lasthenia californica Debbie Stamp, Joanne Spitler, Cathy Railey, Patty Powers, Cathy Macdonald 1980-4-19 5 Lake Coldsprings Campground along access road to Indian Valley Dam Comment
  HSC60475  Lasthenia glabrata J. P. Smith 1977-4-24 9041 Colusa Along Walker Ridge Rd. above Barrel Springs Campground 701 Comment
  HSC60476  Lasthenia glabrata J. P. Smith 1977-4-24 9042 Lake Barrel Springs Campground 701 Comment
  JEPS74813  Lasthenia gracilis L. R. Heckard, T. I. Chuang, and R. Bacigalupi 1975-5-7 4021 Colusa just sw of site old Kowalski ranch ((below upper dam road), sw of Leesville); Upper Indian Valley 396 Comment
  UCD84567  Lathyrus vestitus Ellen Dean; C. Thomsen, G. Harrington, Davis Botanical Society 2010-6-5 6092 Lake Walker Ridge. Picnic Area near wetland/marsh. 899 Comment
  HSC67099  Lathyrus vestitus subsp. vestitus Teri Bartowski, Carol Zimmerer, Ruth Takaki, Shane Feusier 1980-4-19 38 Colusa Bartlett Springs Rd. at stream crossing. Comment
  HSC95475  Lathyrus vestitus subsp. vestitus A. Skelly, B. Bletcher, G. McCabe 1996-3-30 10 Colusa 1.6 mi. W of Bear Valley Rd. and Brim Rd. on Brim Rd., 14.7 mi. on Walker Ridge Rd. to Brim Rd., 57 mi. E of Hwy. 101 on Hwy. 20, Leesville Comment
  HSC95805  Lathyrus vestitus subsp. vestitus A. Skelly, B. Bletcher, G. McCabe 1996-3-30 10 Colusa 1.6 mi. W of Bear Valley Rd. and Brim Rd. on Brim Rd., 14.7 mi. on Walker Ridge Rd. to Brim Rd., 57 mi. E of Hwy. 101 on Hwy. 20, Leesville Comment
  CHSC48511  Lathyrus vestitus var. vestitus Vernon Oswald 1986-5-12 2009 Colusa Brim Rd. (Bartlett Springs Rd.) 2.1 mi w of Bear Valley Rd. 487 Comment
  CHSC33058  Layia septentrionalis James P. Smith Jr. 1977-4-24 9040 Lake Meadow at Barrel Springs Campground. 701 Comment
  HSC60474  Layia septentrionalis J. P. Smith 1977-4-24 9040 Lake Barrel Springs Campground 701 Comment
  HSC86908  Layia septentrionalis Terry Hines, Ellen Purcell, N. Williams 1988-4-16 46 Lake 11.6 mi. off Hwy. 20 on Walker Ridge Rd. 1067 Comment
  HSC41889  Lepidium dictyotum Lloyd Simpson 1977-4-24 293 Lake Little Indian Valley, floodplain of Stanton Creek 457 Comment
  CHSC106232  Lepidium latifolium B. Castro; L. P. Janeway 2001-6-3 1255 Colusa Inner North Coast Ranges. Spring at Grapevine Flat, on top of Walker Ridge about 0.5 mi E of Baldy Mountain. Small strip of this species along old roadbed at head of the springs. 883 Comment
  CHSC89452  Lepidium latifolium Lowell Ahart 2004-10-4 11426 Lake Below the high water line of Indian Valley Reservoir, near the stream in the northeast part of the reservoir, on the south side of Bartlett Springs Road. 446 Comment
  JEPS105948  Lepidium latifolium Lowell Ahart 2004-10-4 11426 Lake Below the high water line of Indian Valley Reservoir, near the stream in the northeast part of the reservoir, on the south side of Bartlett Springs Road 446 Comment
  RSA702779  Lepidium latifolium L. Ahart 2004-10-4 11426 Lake Below the high water line of Indian Valley Reservoir, along the stream in the northeast part of the reservoir, on the south side of Bartlett Springs Road. 447 Comment
  HSC48461  Lepidium latipes J. P. Smith 1978-4-23 9754 Lake Barrel Springs Campgound 701 Comment
  CHSC114991  Lepidium latipes var. latipes Lowell Ahart 2015-4-28 20106 Lake Barrel Spring Meadow, about 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brim Road about 18 miles (air) west of Williams. 696 Comment
  JEPS53702  Lepidium nitidum W. L. Jepson 1920-5-23 8967 Colusa 2-3 mi sw Leesville (foot of Bartlett grade, w side of Bear Valley); Bear Valley, Bartlett Grade 426 Comment
  HSC31601  Leptosiphon ciliatus Thomas E. Higley 1974-5-4 83 Lake Kowalski Ranch Site 373 Comment
  HSC89701  Leptosiphon ciliatus Eric German, Klara Varga, Michele Cardinaux 1989-4-15 26 Lake Blue Oak Campground, 7.7 mi. N of Hwy. 20 152 Comment
  CAS-BOT-BC226707  Leptosiphon latisectus Brad Kerstetter; Roxanne Jackson; Jeff Cox 1995-5-6 027 Colusa 5.7 miles from Blue Oak Campground, North on Walker Ridge Road 853 Comment
  HSC31586  Leptosiphon latisectus Thomas E. Higley 1974-5-4 74 Lake 1/4 mi. S of Colds Springs Mtn. 1159 Comment
  HSC41863  Leptosiphon latisectus K. Irwin 1977-4-24 301 Colusa Along Walker Ridge Rd. above Barrel Springs Campground 701 Comment
  HSC45510  Leptosiphon latisectus M. Alcasas 1978-4-23 57 Lake Barrel Springs Campground. 701 Comment
  HSC46065  Leptosiphon latisectus Catherine Chin 1978-4-23 36 Lake Barrel Springs Campground 701 Comment
  HSC66047  Leptosiphon latisectus Teri Bartowski, Shane Feusier, Ruth Takaki, Carol Zimmerer 1980-4-19 35 Lake Along Walker Ridge Rd., 3.7 mi. N of junction with access road to Indian Valley Dam Comment
  HSC84492  Leptosiphon latisectus Sandy Floyd, Tom Munton, T'ai Roulston 1987-4-11 87 Lake Barrel Spring's Camp Rd., Barrel Springs Camp Comment
  JEPS123230  Leptosiphon latisectus David Gowen 2010-6-14 1128 Colusa Serpentine road bank along ridgetop of Walker Ridge Road Comment
  UCD118846  Leptosiphon latisectus G. L. Stebbins 1983-5-15 s.n. Lake summit of Walker Ridge. Comment
  CHSC70992  Leptosiphon parviflorus Vernon Oswald; Lowell Ahart 1998-5-7 9006 .1 Colusa Bartlett Springs Rd. 2.1 mi west of Bear Valley Rd., 0.8 mi east of Sawtelle Valley and Grapevine Flat roads. 524 Comment
  HSC44443  Leptosiphon parviflorus R. York 1978-4-23 146 Lake Barrel Springs Campground. 701 Comment
  UCD81858  Leptosiphon parviflorus Ellen Dean; K. Mawdsley,G. Harrington,R. Wilmarth,B. Rice,E. Salvia 2009-5-27 5742 Colusa Walker Ridge. Along Walker Ridge Road. Lookout area with fence and view of Indian Valley Reservoir. North of turnoff to Indian Valley Reservoir and S of turnoff to picnic area. W side of road. 1061 Comment
  UCD82545  Leptosiphon parviflorus Ellen Dean; G. Harrington, C. Thomsen,R. Wilmarth,Chiao-Yi Cheng 2009-5-20 5700 Colusa Walker Ridge. Along Walker Ridge just S of turn-off to picnic area near Cold Spring. 1007 Comment
  UCD84527  Leptosiphon parviflorus Ellen Dean; C. Thomsen, G. Harrington, R. Wilmarth, R. Wenk 2010-6-2 6078 Lake Lake County. Walker Ridge. Along Walker Ridge Road. Barrel Spring. 701 Comment
  UCD84634  Leptosiphon parviflorus Ellen Dean; C. Thomsen, G. Harrington, Davis Botanical Society 2010-6-5 6109 Lake Walker Ridge. Along Bartlett springs road just west of Walker Ridge Rd intersection. Meadow on south side of road. 647 Comment
  UC1563897  Lessingia micradenia var. glabrata Barbara Ertter with Elizabeth Neese, Laura Fujii, and Dawn Espindola 1989-10-21 8868 Colusa Brim Road sw Leesville (to Indian Valley Reservoir) 609 Comment
Read comments Feb 20 2012
  SD132027  Lessingia nemaclada Barbara Ertter, Neese,Fujii,Espindola 1989-10-21 8868 Colusa Brim Road, southwest of Leesville to Indian Valley Reservoir 609 Comment
  CHSC88557  Lessingia ramulosa L. P. Janeway 2001-6-6 7126 Colusa Inner North Coast Ranges. Deadshot Spring; about 1.9 km (air) east of Walker Ridge Road. 716 Comment
  JEPS119395  Lessingia ramulosa J. Greenhouse with H. Bartosh, J. Game. A. Larsen 2012-6-3 5146 Lake Walker Ridge, Bartlett Springs Rd. Comment
  JEPS11965  Lessingia ramulosa Rimo Bacigalupi with G. T. Robbins 1954-6-25 4621 Colusa 0.1 mi e Lake County line (e of summit of road from Bear Valley to Indian Valley) 640 Comment
  JEPS85618  Lessingia ramulosa Rimo Bacigalupi with G. T. Robbins 1954-6-25 4621 Colusa 0.1 mi e Lake County line (e of summit of road from Bear Valley to Indian Valley) 640 Comment
  JEPS94654  Lessingia ramulosa Vernon H. Oswald and Lowell Ahart 1998-7-15 9276 Colusa on Sawtelle Valley Rd. 0.4 mi n Bartlett Springs Rd. (w side of county) 670 Comment
  JEPS94888  Lessingia ramulosa Vernon H. Oswald and Lowell Ahart 1998-7-15 9276 Colusa w side of county on Sawtelle Valley Road 0.4 mi n of Bartlett Springs Road; Sawtelle Valley Road 670 Comment
  RSA700360  Lessingia ramulosa L. P. Janeway 2001-6-6 7126 Colusa Deadshot Spring, about 1.9 km (air) east of Walker Ridge Road. 716 Comment
  CHSC71419  Lessingia ramulosa var. adenophora Vernon H. Oswald; Lowell Ahart 1998-7-15 9276 Colusa West side of county on Sawtelle Valley Rd. 0.4 mi north of Bartlett Springs Rd. 670 Comment
  HSC63081  Lewisia rediviva David Wheeler 1979-4-14 62 Colusa Buck Flat, Walker Ridge, on the way to Barrel Springs 884 Comment
  UC1053469  Lewisia rediviva Rimo Bacigalupi, Arthur Holmgren 1950-4-26 3189 Lake between Bear Valley and Indian Valley (first summit on Bartlett Rd.); Colusa-Lake County line Comment
  UCD81857  Lewisia rediviva Ellen Dean; K. Mawdsley,G. Harrington,R. Wilmarth,B. Rice,E. Salvia 2009-5-27 5741 Colusa Walker Ridge. Along Walker Ridge Road. Lookout area with fence and view of Indian Valley Reservoir. North of turnoff to Indian Valley Reservoir and S of turnoff to picnic area. W side of road. 1061 Comment
  UCD164136  Leymus triticoides Craig Thomsen 1998-6-12 1940 Colusa Bear Valley. About 7 miles north of Hwy 20. Comment
  JEPS58274  Linanthus bolanderi M. S. Hazell 1937-5-23 Lake Indian Valley, ne Lake County Indian Valley Comment
  JEPS58327  Linanthus ciliatus M. S. Hazell 1937-5-23 Lake Indian Valley, on e side of lake, ne Lake County Indian Valley Comment
  HSC31604  Linanthus dichotomus Thomas E. Higley 1974-5-4 82 Lake Kowalski Ranch Site 373 Comment
  JEPS39667  Linanthus dichotomus Rimo Bacigalupi, T. Crovello and L. Heckard 1965-4-26 9050 Lake Kowalski Ranch, at crossing of Stanton Creek Little Indian Valley, Stanton Creek 441 Comment
  RSA10724  Linanthus dichotomus subsp. dichotomus C. B. Wolf 1928-5-7 2102 Lake 6 miles east of Houghs Mineral Springs on the road to Williams. Comment
  HSC31405  Linanthus dichotomus subsp. meridianus Maralyn O'Meara, Gary S. Lester 1974-5-4 357 Lake Little Indian Valley at Kowalski Ranch site 373 Comment
  HSC43202  Linanthus dichotomus subsp. meridianus J. Walker 1977-4-24 33 Lake Little Indian Valley, floodplain of Stanton Creek 457 Comment
  CDA11397  Linanthus parviflorus G. F. Hrusa, K. van Katwyk 1995-4-22 12117 Lake Inner North Coast Ranges; along summit of Bartlett Springs Road at intersection with Walker Ridge Rd. Comment
  JEPS74814  Linanthus parviflorus L. R. Heckard, T. I. Chuang and R. Bacigalupi 1975-5-7 4022 Colusa sw of Leesville (just sw of site of old Kowalski ranch (below upper dam road), Upper Indian Valley); Upper Indian Valley 396 Comment
  JEPS94194  Linanthus parviflorus Vernon Oswald and Lowell Ahart 1998-5-7 9006 .1 Colusa Bartlett Springs Rd. 2.1 mi. w. of Bear Valley Rd. and 0.8 m,i. e. of Sawtelle Valley & Grapevine Flat rds. 524 Comment
  UCD83812  Linanthus parviflorus Ellen Dean; G. Harrington, K. Mawdsley, J. Shepard 2010-5-1 5959 Colusa Walker Ridge, along Walker Road, just N of main turnoff to Barrel Springs. 712 Comment
  UCD83820  Linanthus parviflorus Ellen Dean; G. Harrington, K. Mawdsley, J. Shepard 2010-5-1 5967 Colusa Walker Ridge on border of Lake and Colusa Counties, just E of Barrel Springs area along Walker Ridge Rd. 721 Comment
  HSC66654  Lithophragma affine Cathie Goldberg, Lauren Philbrick, Lynn Kunstman, Geoff Walsh 1980-4-19 6 Lake Coldsprings Campground, along access road to Indian Valley Dam. Comment
  HSC66594  Lithophragma heterophyllum S. Harris, B. Ferguson, S. Smith 1980-4-19 Lake Coldsprings Campground, along access road to Indian Valley Dam Comment
  UCD82548  Lomatium californicum Ellen Dean; G. Harrington, C. Thomsen,R. Wilmarth,Chiao-Yi Cheng 2009-5-20 5703 Colusa Walker Ridge. Along Walker Ridge just S of turn-off to picnic area near Cold Spring. 1007 Comment
  CDA11395  Lomatium ciliolatum var. hooveri G. F. Hrusa, K. van Katwyk 1995-4-22 12115 Lake Inner North Coast Ranges; Bartlett Springs road at intersection with Walker Ridge Rd. Comment
  CDA12019  Lomatium ciliolatum var. hooveri G. F. Hrusa 1990-4-8 7672 Lake North Coast Biodiversity Arena; Intersection of Walker Ridge Rd. and Bartlett Springs Rd. Comment
  CDA12080  Lomatium ciliolatum var. hooveri G. F. Hrusa 1989-4-8 5913 Colusa North Coast Biodiversity Arena; Bartlett Springs road immediately to W of Bear Valley, lower slopes of Walker Ridge. Comment
  GH424346  Lomatium ciliolatum var. hooveri L. Constance & R. H. Shan 1946-6-2 3076 Unknown Bartlett Springs road 4.5 miles southwest of Leesville 548 Comment
  HSC21552  Lomatium ciliolatum var. hooveri Lincoln Constance, Ren Hwa Shan 1946-6-2 3076 Lake Bartlett Springs Road, 4.5 miles southwest of Leesville 549 Comment
  HSC41910  Lomatium ciliolatum var. hooveri M. A. Baker 1977-4-24 216 Lake Barrel Springs Campground. 701 Comment
  HSC44119  Lomatium ciliolatum var. hooveri Barbara Kelly 1977-4-24 346 Lake Barrel Springs Campground 701 Comment
  UCR139083  Lomatium ciliolatum var. hooveri A. Burgard, J. Goldsmith, J. Kalt 1996-3-30 23 Colusa Brim Road 9.4 mi north of Walker Ridge Road. 57 mi east of Hwy 101 on Hwy 20 777 Comment
  HSC25705  Lomatium dasycarpum subsp. dasycarpum J. P. Smith, J. O. Sawyer 1971-6-6 4757 Lake Kowalski Ranch in Little Indian Valley, along Stanton Creek Comment
  HSC41899  Lomatium dasycarpum subsp. dasycarpum M. A. Baker 1977-4-24 227 Lake Little Indian Valley, floodplain of Stanton Creek 457 Comment
  JEPS17140  Lomatium dasycarpum subsp. dasycarpum W. L. Jepson 1920-5-23 8990 Lake Indian Valley n.e. Lake Co., Indian Valley Comment
  CHSC42601  Lomatium hooveri Vernon Oswald 1986-5-12 2013 Lake Brim Rd. (Bartlett Springs Rd.) at the jct. of the road to Barrel Spring. 640 Comment
  CHSC42602  Lomatium hooveri Vernon Oswald 1986-5-12 2005 Colusa Brim Rd. (Bartlett Springs Rd.) 1.5 mi w of Bear Valley Rd. 441 Comment
  JEPS15381  Lomatium hooveri Rimo Bacigalupi with G. L. Stebbins, Calvin McMillan and Peter Kamb 1950-4-16 3117 Lake summit of grade from Bear Valley (Colusa Co.) to Indian Valley (Lake Co.); Inner N. Coast Ranges, Lake-Colusa Co. Line 663 Comment
  LA202889  Lomatium hooveri Lincoln Constance; Ren Hwa. Shan 1946-6-2 3076 Lake Bartlett Springs road 4.5 mi. SW of Leesville 548 Comment
  RSA396711  Lomatium hooveri Michelle Stevens 1979-4-14 15 Colusa Buck Flat on Walker Ridge Road 884 Comment
  UC1049547  Lomatium hooveri Rimo Bacigalupi 1950-4-16 3117 Colusa Bartlett Mt. Road, base of grade just W of Bear Valley, near Colusa-Lake County line 426 Comment
  UC1094591  Lomatium hooveri C. R. Bell 1953-3-22 1403 Lake 1st. ridge w. Indian Valley (on Bartlett Springs Rd.) Comment
  UC735129  Lomatium hooveri Lincoln Constance and Ren Hwa Shan 1946-6-2 3076 Lake 4.5 mi. s.w. Leesville (Barglett Springs rd.) 548 Comment
  UCD162978  Lomatium hooveri Jack Major 1963-5-4 s.n. Colusa West of Bear Valley on Bartlett Springs road. (Exact location unknown. Coordinates estimated by label maker.) 609 Comment
  UCD163312  Lomatium hooveri Craig D. Thomsen 1997-4-18 1901 Colusa Bear Valley. About 6 miles north of Hwy 20. Vicinity of Trout Creek, north of Deadshot Canyon. Comment
  CDA11394  Lomatium macrocarpum G. F. Hrusa, K. van Katwyk 1995-4-22 12114 Lake Inner North Coast Ranges; along Bartlett Springs road approx. 1/2 m. W of intersection with Walker Ridge Rd. Comment
  HSC45704  Lomatium macrocarpum Sheila Logan 1978-4-23 107 Lake Barrel Springs Campground 701 Comment
  HSC67104  Lomatium macrocarpum Teri Bartkowski, Shane Feusier, Ruth Takaki, Carol Zimmerer 1980-4-19 5 Lake Coldsprings Campground, along access road to Indian Valley Dam. Comment
  HSC25706  Lomatium utriculatum J. P. Smith, J. O. Sawyer 1971-6-6 4756 Lake Kowalski Ranch in Little Indian Valley, along Stanton Creek Comment
  HSC66651  Lomatium utriculatum Cathie Goldberg, Lauren Philbrick, Lynn Kunstman, Geoff Walsh 1980-4-19 Lake Coldsprings Campground, along access road to Indian Valley Dam. Comment
  JEPS101802  Lotus grandiflorus var. grandiflorus Dean W. Taylor 1998-6-23 16705 Colusa Walker Ridge; ; Walker Ridge, along BLM access road 929 Comment
  HSC41904  Lotus humistratus M. A. Baker 1977-4-24 207 Lake Barrel Springs Campground. 701 Comment
  HSC66662  Lotus humistratus D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-4-19 4 Lake Coldsprings Campground, along access road to Indian Valley Dam Comment
  UCR138666  Lotus humistratus M. Brooks, Julie Evens, H. Johnson 1997-3-29 8 Colusa Brim Road, 1.6 mi east of Brim Road/ Walker Ridge Road intersection 457 Comment
  HSC37638  Lupinus albifrons John Rehling, Robert M. Specht 1976-3-26 168 Lake 8.3 mi. N on Barlett Springs Rd. from jct. with Hwy. 20 Comment
  HSC89790  Lupinus albifrons L. Blackford, S. Branch, D. Malm 1988-4-16 71 Colusa 15.3 mi. off Hwy. 20 on Walker Ridge Rd. 915 Comment
Read comments Aug 20 2014
  UCD163846  Lupinus albifrons Craig D. Thomsen 2000-6-1 s.n. Colusa Bear Valley. About 7 miles north of Hwy 20. Comment
  UCD82547  Lupinus albifrons Ellen Dean; G. Harrington, C. Thomsen,R. Wilmarth,Chiao-Yi Cheng 2009-5-20 5702 Colusa Walker Ridge. Along Walker Ridge just S of turn-off to picnic area near Cold Spring. 1007 Comment
  CAS-BOT-BC196036  Lupinus albifrons var. collinus A. Burgard; J. Goldsmith; J. Kalt 1996-5-4 78 Colusa 2.4 miles west of Bear Valley Rd. 12.4 miles on Walker Ridge Rd. from Hwy 20 to Brim Rd. 57 miles east of Hwy. 101 on Hwy. 20 524 Comment
  CHSC115207  Lupinus albifrons var. collinus Lowell Ahart 2015-4-28 20093 Lake East of a small meadow, about 150 yards west of a Barrel Spring Meadow, about a 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. 696 Comment
  HSC86903  Lupinus albifrons var. collinus Terry Hines, Ellen Purcell, N. Williams 1988-4-16 51 Lake 15.5 mi. off Hwy 20 on Walker Ridge Rd. 915 Comment
  JEPS123917  Lupinus albifrons var. collinus Lowell Ahart 2015-4-28 20093 Lake About 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. Comment
  HSC67105  Lupinus bicolor Teri Bartkowski, Shane Feusier, Ruth Takaki, Carol Zimmerer 1980-4-19 6 Lake Coldsprings Campground, along access road to Indian Valley Dam. Comment
  HSC91343  Lupinus bicolor Eric German, Klara Varga, Michele Cardinaux 1989-4-15 29 Lake Blue Oak Campground, 7.7 mi. N of Hwy. 20 152 Comment
  RSA299452  Lupinus bicolor Teri Bartowski, Shane Feusier, Ruth Takaki, Carol Zimmerer 1980-4-19 6 Lake Coldsprings Campground, along access road to Indian Valley Dam. Comment
  HSC66641  Lupinus densiflorus var. aureus Cathie Goldberg, Lynn Kunstman, Geoff Walsh, Lauren Philbrick 1980-4-19 22 Lake Coldsprings Campground, along access road to Indian Valley Dam Comment
  HSC89794  Lupinus densiflorus var. aureus A. Smith, A. Eller, B. Hoffman 1989-4-15 16 Lake Blue Oak Campground, 7.7 mi. N of Hwy. 20 just W of Walker Ridge Rd. 152 Comment
  RSA10710  Lupinus densiflorus var. densiflorus Carl B. Wolf 1928-5-7 2121 Lake 7 miles east of Houghs Mineral Springs on the road to Williams. Comment
  CHSC94928  Lupinus latifolius var. columbianus K. Lang; Classmates 2005-4-2 18 Lake Walker Ridge. 1000 Comment
  RSA716044  Lupinus microcarpus var. densiflorus L. Ahart 2005-7-2 12132 Lake Along the south edge of Bartlett springs Road (Road M 12), about 3 miles west of Bear Valley. 561 Comment
  UCD109004  Lupinus nanus A. A. Heller 1919-5-10 13143 Lake valley of a tributary of Cache creek 5 miles east of Hough's Springs. Comment
  HSC89706  Lupinus polycarpus Eric German, Klara Varga, Michele Cardinaux 1989-4-15 27 Lake Blue Oak Campground, 7.7 mi. N of Hwy. 20 152 Comment
  UCD83685  Lupinus succulentus John Rosenthal; with PLB 102 class 2010-5-2 6 Lake West slope of Walker Rige. Along Bartlett Springs Road, between junction with Walker Ridge Rd. and Kilpepper Creek crossing. North side of road. 563 Comment
  UCD84583  Madia exigua Ellen Dean; C. Thomsen, G. Harrington, Davis Botanical Society 2010-6-5 6108 Lake Walker Ridge. Along Bartlett springs road just west of Walker Ridge Rd intersection. Meadow on south side of road. 647 Comment
  CDA8257  Madia hallii Vernon H. Oswald & Lowell Ahart 1998-5-7 9012 Colusa Bartlett Springs Road 2.8 miles west of Bear Valley Road, 0.1 mile east of Sawtelle Valley and Grapevine Flat Roads. Comment
  CAS-BOT-BC347431  Malacothrix floccifera Doris K. Kildale 1928-5-7 4998 Lake 6 miles east of Hough's Mineral Springs Comment
  HSC60469  Malacothrix floccifera J. P. Smith 1977-4-24 9037 Lake Barrel Springs Campground 701 Comment
  JEPS16207  Malacothrix floccifera Rimo Bacigalupi and Arthur Holmgren 1950-4-26 3185 Colusa just w Bear Valley (just w of base of the grade to Indian Valley (Bartlett Mt. Grade)); Inner North Coast Ranges Comment
  RSA10722  Malacothrix floccifera C. B. Wolf 1928-5-7 2106 Lake 6 miles east of Houghs Mineral Springs on the road to Williams. Comment
  RSA298142  Malacothrix floccifera J. P. Smith 1977-4-24 9037 Lake Barrel Springs Campground 701 Comment
  UC1053472  Malacothrix floccifera Rimo Bacigalupi and Arthur Holmgren 1950-4-26 3185 Colusa just w Bear Valley (just w of base of the grade to Indian Valley (Bartlett Mt. Road)); Inner North Coast Ranges Comment
  JEPS95245  Marah watsonii Steve Edwards 1996-4-26 Colusa Walker Ridge NE of Barrel Springs, on serpentinite scree visible immediately S of Brim Grade, E of Walker Ridge Road and not far below the latter in elevation Comment
  HSC41908  Melica californica M. A. Baker 1977-4-24 213 Lake Barrel Springs Campground. 701 Comment
  HSC49859  Melica californica J. P. Smith, J. O. Sawyer 1978-4-29 9785 Lake Complexion Canyon on Bartlett Springs Rd. Comment
  HSC41826  Melica torreyana Rick Cooper 1977-4-24 45 Lake Barrel Springs Campground. 701 Comment
  HSC71638  Melica torreyana J. P. Smith 1978-4-23 9747 Lake Barrel Springs Campground. 701 Comment
  RSA293159  Melica torreyana J. P. Smith 1978-4-23 9747 Lake Barrel Springs Campground. 701 Comment
  RSA15104  Mentzelia laevicaulis Daniel Cleveland 1882-7-1 `S.N. Lake Indian Valley. Comment
  SD7607  Mentzelia laevicaulis Daniel Cleveland Jul 1882 Lake Indian Valley Comment
  UC1053474  Mentzelia micrantha Rimo Bacigalupi, Arthur Holmgren 1950-4-26 3181 Colusa just w Bear Valley (Burned slope just west of base of the grade to Indian Valley(Bartlett Mt. Road)); Inner North Coast Ranges Comment
  HSC44282  Microseris douglasii Barbara Kelly 1977-4-24 353 Colusa Along Walker Ridge Rd. above Barrel Springs Campground. 701 Comment
  CHSC70968  Microseris douglasii subsp. douglasii Vernon Oswald; Lowell Ahart 1998-5-7 8999 Colusa Bartlett Springs Rd. 2.1 mi west of Bear Valley Rd., 0.8 mi east of Sawtelle Valley and Grapevine Flat roads. 524 Comment
  JEPS94219  Microseris douglasii subsp. douglasii Vernon Oswald and Lowell Ahart 1998-5-7 8999 Colusa Bartlett Springs Road 2.1 mi w of Bear Valley Road (0.8 mi e of Sawtelle Valley and Grapevine Flat Roads); Bartlett Springs Road 524 Comment
  CDA41441  Mimulus douglasii S. E. Schoenig 1998-4-24 98 -8 Colusa Adjacent to clearing east of Brim Road, 1.5 miles west of Bear Valley Road. Comment
  CDA41442  Mimulus douglasii S. E. Schoenig 1998-4-24 98 -9 Colusa Barrel Springs, 200 meters west of parking area off Walker Ridge Road, 1 mile south of intersection with Brim Road. Comment
  CDA41797  Mimulus guttatus L. Ahart 2004-10-4 11448 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road. Comment
  HSC41885  Mimulus guttatus Lloyd Simpson 1977-4-24 291 Lake Little Indian Valley, floodplain of Stanton Creek 457 Comment
  HSC45511  Mimulus guttatus M. Alcasas 1978-4-23 56 Lake Barrel Springs Campground. 701 Comment
  HSC45745  Mimulus guttatus Stephen Plant 1978-4-23 217 Lake Barrel Springs Campground 701 Comment
  JEPS104387  Mimulus guttatus Lowell Ahart 2003-7-14 10396 Lake Near a small stream, at Barrel Spring, ca 1 1/2 mi (air) south of Bartlett Springs Rd, ca 2 mi (air) w of Bear Valley. 396 Comment
  RSA454339  Mimulus guttatus Christopher Knopp 1978-4-23 34 Lake Barrel Springs Campground. 701 Comment
  RSA703155  Mimulus guttatus L. Ahart 2004-10-4 11448 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road 447 Comment
  JEPS123895  Mimulus latidens Lowell Ahart 2015-4-28 20104 Lake About 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. Comment
  RSA0114868  Mimulus latidens Lowell A. Ahart 2015-4-28 20104 Lake About 30 yards north of the south edge of the meadow, Barrel Spring Meadow, about 0.25 mi (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. 697 Comment
  JEPS8154  Mimulus layneae Robert F. Hoover 1938-6-9 3574 Lake Indian Valley Comment
  JEPS8189  Mimulus layneae W. L. Jepson 1938-6-9 18953 Lake Stanton Creek Indian Valley 487 Comment
  JEPS8212  Mimulus layneae W. L. Jepson 1920-5-24 9000 Lake Indian Valley Comment
  JEPS93862  Mimulus layneae Vernon H. Oswald and Lowell Ahart 1998-7-15 9291 Lake 0.8 mi s of Bartlett Springs Road (e side of county near Barrel Spring on the e side of Baldy Mountain and w of Walker Ridge Road); Baldy Mountain 640 Comment
  RSA324422  Mimulus layneae Robert F. Hoover 1938-6-9 3574 Lake Indian Valley. Comment
  RSA488803  Mimulus layneae James L. Reveal 1988-6-2 6988 Lake Barrel Springs area just west of the Walker Ridge Road, 1 mile south of the Bartlett Springs Road and about 15 miles north of Hwy 20. 762 Comment
  JEPS104388  Mimulus microphyllus Lowell Ahart 2003-7-14 10396 Lake Near a small stream, at Barrel Spring, ca 1 1/2 mi (air) south of Bartlett Springs Rd, ca 2 mi (air) w of Bear Valley. 396 Comment
  JEPS106010  Mimulus microphyllus Lowell Ahart 2004-10-4 11448 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road 446 Comment
  JEPS11567  Mimulus microphyllus W. L. Jepson 1920-5-23 8994 Lake Indian Valley Comment
  JEPS39666  Mimulus microphyllus Rimo Bacigalupi, T. Crovello and L. Heckard 1965-4-26 9051 Lake Kowalski Ranch Little Indian Valley 441 Comment
  UC725337  Mimulus microphyllus A. A. Heller 1919-5-10 13147 Lake Valley below Summit Comment
  HSC31714  Mimulus nudatus Teresa Prendusi 1974-5-4 58 Lake Near Kawalski Ranch 373 Comment
  HSC31973  Mimulus nudatus Donald Spalinger 1974-5-4 44 Lake Kowalski Ranch 457 Comment
  JEPS39665  Mimulus nudatus Rimo Bacigalupi, T. Crovello and L. Heckard 1965-4-26 9052 Lake Kowalski Ranch, at crossing of creek Little Indian Valley, Stanton Creek 441 Comment
  JEPS74812  Mimulus nudatus L. R. Heckard, T. I. Chuang, and R. Bacigalupi 1975-5-7 4020 Colusa just sw of site Old Kowalski ranch (below upper dam road, sw of Leesville); Upper Indian Valley 396 Comment
  POM297988  Mimulus nudatus A. A. Heller 1919-5-10 13142 Lake Near Cache Creek, 5 miles east of Hough's Springs Comment
  RSA309388  Mimulus nudatus R. C. Bacigalupi, T. Grovello, L. Heckard 1965-4-26 9052 Lake Little Indian Valley on the Kowalski Ranch (at crossing of Stanton Creek) 442 Comment
  HSC31708  Minuartia californica Bonnie Prange 1974-5-4 Lake Kowalski Ranch 320 Comment
  CDA14209  Minuartia douglasii G. F. Hrusa 1993-5-2 10873 Lake Serpentine Flora of California; Upper parts of north end of Walker Ridge between Bear Valley and Indian Valley Reservoir. Comment
  HSC44268  Minuartia douglasii D. L. Goforth 1977-4-24 27 Lake Barrel Springs Campground. 701 Comment
  HSC45728  Minuartia douglasii Christopher Knopp 1978-4-23 21 Lake Barrel Springs Campground 701 Comment
  CHSC89445  Mollugo verticillata Lowell Ahart 2004-10-4 11444 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road. 446 Comment
  CHSC71431  Monardella villosa subsp. villosa Vernon H. Oswald; Lowell Ahart 1998-7-15 9295 Lake East side of county near Barrel Spring on the east side of Baldy Mtn. and west of Walker Ridge Rd. 0.8 mi south of Bartlett Springs Rd. 640 Comment
  JEPS94759  Monardella villosa subsp. villosa Vernon H. Oswald and Lowell Ahart 1998-7-15 9295 Lake East side of county near Barrel Springs on the east side of Baldy Mtn. and west of Walker Ridge Rd. 0.8 mi south of Bartlett Springs Road. 640 Comment
Read comments Dec 26 2009
  UC883639  Monardella villosa subsp. villosa A. A. Heller 1916-6-6 12355 Colusa Coast Range on the grade about 3 miles west of Leesville Comment
  UCD135913  Monardella villosa subsp. villosa Veron H. Oswald; Lowell Ahart 1998-7-15 9295 Lake East side of county near Barrel Spring on the east side of Baldy Mountain, and west of Walker Ridge Road, 0.8 mile south of Bartlett Springs Road. 640 Comment
  UCD63847  Monardella villosa subsp. villosa Daniel Sanchez-Mata; Emin Ugurlu 2006-6-18 s.n. Lake Leesville-Barkerville. Bartlett Springs Road. 460 Comment
  JEPS15267  Monolopia major Rimo Bacigalupi with G. L. Stebbins, Calvin McMillan, Peter Kamb, and S. Galen Smith 1950-4-16 3118 Colusa base grade (Bartlett Springs road) (western edge of valley); inner edge of easternmost North Coast Ranges, Bear Valley 426 Comment
  UC1049535  Monolopia major Rimo Bacigalupi 1950-4-16 3118 Colusa just w Bear Valley (along base of grade (Bartlett Mt. road), near Colusa-Lake County line); Inner North Coast Ranges 426 Comment
  UC1146591  Muhlenbergia asperifolia Freed W. Hoffman 1949-9-24 3144 Lake Complexion Creek North Coast Ranges, Indian Valley Comment
  UCD86527  Muhlenbergia asperifolia Freed W. Hoffman 1949-9-24 3144 Lake Complexion Creek, Indian Valley. Comment
  UCD86800  Muhlenbergia mexicana R. M. Love 1947-9-1 s.n. Lake Stephens Ranch, Indian Valley. 396 Comment
  UC1146671  Nassella cernua Freed W. Hoffman 1944-7-13 1957 Colusa between Indian Valley and Bear Valley; North Coast Ranges Comment
  UCD84569  Nassella cernua Ellen Dean; C. Thomsen, G. Harrington, Davis Botanical Society 2010-6-5 6094 Lake Walker Ridge. Picnic Area near wetland/marsh. 899 Comment
  JEPS70256  Navarretia cotulifolia W. L. Jepson 1920-5-23 8965 Colusa near Leesville (foot of Bartlett Grade, w side of Bear Valley); Bear Valley, Bartlett Grade 426 Comment
  HSC44290  Navarretia divaricata J. P. Smith, J. O. Sawyer 1971-6-6 4744 Lake Buck Flat Recreation Site Comment
  RSA716042  Navarretia intertexta L. Ahart, Robert A. Schlising 2005-7-2 12131 Lake Near Barrel Spring, Walker Ridge, about 1 1/2 miles (air) south of Bartlett Springs Road, about 2 miles (air) west of Bear Valley. 691 Comment
  CHSC91452  Navarretia intertexta subsp. intertexta Lowell Ahart; Robert Schlising 2005-7-2 12131 Lake Along a small stream, near Barrel Spring, Walker Ridge, about 1 1/2 miles (air) south of Bartlett Springs Road, about 2 miles (air) west of Bear Valley. 690 Comment
  JEPS107916  Navarretia intertexta subsp. intertexta Lowell Ahart, Robert Schlising 2005-7-2 12131 Lake Along a small stream, near Barrel Spring, Walker Ridge, about 1 1/2 miles (air) south of Bartlett Springs Road, about 2 miles (air) west of Bear Valley 690 Comment
  CHSC71444  Navarretia jepsonii Vernon H. Oswald; Lowell Ahart 1998-7-15 9282 Lake East side of county near Barrel Spring on the east side of Baldy Mtn. and west of Walker Ridge Rd. 0.8 mi south of Bartlett Springs Rd. 640 Comment
  CHSC83442  Navarretia jepsonii L. P. Janeway 2002-5-2 7570 Lake Inner North Coast Ranges. Uppermost meadow of Sawtelle Valley; northern end of Walker Ridge. 686 Comment
  CHSC88556  Navarretia jepsonii L. P. Janeway 2001-6-6 7127 Colusa Inner North Coast Ranges. Deadshot Spring; about 1.9 km (air) east of Walker Ridge Road. 716 Comment
  CHSC91453  Navarretia jepsonii Lowell Ahart; Robert Schlising 2005-7-2 12130 Lake Open flats, near Barrel Spring, Walker Ridge, about 1 1/2 miles (air) south of Bartlett Springs Road, about 2 miles (air) west of Bear Valley. 690 Comment
  JEPS107917  Navarretia jepsonii Lowell Ahart, Robert Schlising 2005-7-2 12130 Lake Open flats, near Barrel Spring, Walker Ridge, about 1 1/2 miles (air) south of Bartlett Springs Road, about 2 miles (air) west of Bear Valley 690 Comment
  JEPS93863  Navarretia jepsonii Vernon H. Oswald and Lowell Ahart 1998-7-15 9282 Lake 0.8 mi s of Bartlett Springs Road (e side of county near Barrel Spring on e side of Baldy Mountain and w of Walker Ridge Road); Baldy Mountain 640 Comment
  RSA466278A  Navarretia jepsonii L. F. LaPre, K. Campbell 1987-6-29 s.n. Lake Barrel Springs Camp, NE of Clear Lake at Colusa Co. line, on Walker Pass Road Comment
  RSA716043  Navarretia jepsonii L. Ahart, Robert A. Schlising 2005-7-2 12130 Lake Near Barrel Spring, Walker Ridge, about 1 1/2 miles (air) south of Bartlett Springs Road, about 2 miles (air) west of Bear Valley. 691 Comment
  UC856832  Navarretia jepsonii A. A. Heller 1916-6-6 12356 Colusa about 3 mi w Leesville (on the grade); Coast Range Comment
  UC908621  Navarretia jepsonii Herbert L. Mason 1946-5-30 12814 Colusa about 1 mi e Lake County line (w Colusa County); Leesville Grade Comment
  UCD48434  Navarretia jepsonii Vernon H. Oswald; Lowell Ahart 1998-7-15 9282 Lake East side of county near Barrel Spring on the east side of Baldy Mtn. and west of Walker Ridge Rd. 0.8 mi south of Barlett Springs Rd. 640 Comment
  UCR50004  Navarretia jepsonii L. F. LaPre, K. Campbell 1987-6-29 s.n. Lake Inner North Coast Ranges, Barrel Spring Camp, NE of Clear Lake at Colusa Co. line, on Walker Ridge Rd Comment
  UCD106393  Navarretia linearifolia subsp. pinnatisecta Vernon H. Oswald; Lowell Ahart 1998-7-15 9281 Lake East side of county near Barrel Spring on the east side of Baldy Mtn. and west of Walker Ridge Rd. 0.8 mi south of Barlett Springs Rd. 640 Comment
  CHSC71445  Navarretia mellita Vernon H. Oswald; Lowell Ahart 1998-7-15 9297 Lake East side of county near Barrel Spring on the east side of Baldy Mtn. and west of Walker Ridge Rd. 0.8 mi south of Bartlett Springs Rd. 640 Comment
  JEPS93805  Navarretia mellita Vernon H. Oswald and Lowell Ahart 1998-7-15 9297 Lake 0.8 mi s of Bartlett Springs Road (e side of county near Barrel Spring on e side of Baldy Mountain and w of Walker Ridge Road); Baldy Mountain 640 Comment
  SEINET4673688  Navarretia paradoxinota Lowell Ahart, Robert Schlising 2005-7-2 12131 Lake Near Barrel Spring, Walker Ridge, about 1 1/2 miles (air) south of Bartlett Springs Road, about 2 miles (air) west of Bear Valley.; 0 691 Comment
  SEINET4673691  Navarretia paradoxinota David Gowen 2010-6-14 1129 Lake West off of Walker Ridge Road, in meadow near camping area north of Barrel Spring.; 0 701 Comment
  CAS-BOT-BC233594  Navarretia pubescens J. Clausen 1935-5-20 1014 Colusa 18 miles W of Williams on Bartlett Springs Road Comment
  UC584174  Navarretia pubescens J. Clausen 1935-5-20 1014 Colusa 18 mi w Williams (on Bartlett Springs road) Comment
  CHSC71443  Navarretia sinistra subsp. pinnatisecta Vernon H. Oswald; Lowell Ahart 1998-7-15 9281 Lake East side of county near Barrel Spring on the east side of Baldy Mtn. and west of Walker Ridge Rd. 0.8 mi south of Bartlett Springs Rd. 640 Comment
  JEPS5478  Nemacladus montanus W. L. Jepson 1920-5-23 8986 Lake Indian Valley; ne Lake Co. Comment
  HSC66048  Nemophila heterophylla B. Ferguson, S. Harris, S. Smith 1980-4-19 Lake Along Walker Ridge Rd. 3.7 mi. N of jct. with access rd. to Indian Valley Dam Comment
  HSC67101  Nemophila heterophylla D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-4-19 10 Lake Coldsprings Campground along access road to Indian Valley Dam Comment
  CHSC32915  Nemophila menziesii S. Harris; B. Ferguson, M. Moble, M. Smith 1980-4-19 Lake Coldsprings Campground, along access road to Indian Valley Dam. Comment
  HSC66012  Nemophila menziesii Cathie Goldberg, Lauren Philbrick, Lynn Kunstman, Geoff Walsh 1980-4-19 3 Lake Coldsprings Campground, along access road to Indian Valley Dam. Comment
  UCD120230  Nemophila menziesii Debbie Stamp; Patty P., Joanne S., Cathy R., Cathy M. 1980-4-19 15 Lake Coldsprings Campground, along access road to Indian Valley Dam. In lower part of campground. Comment
  HSC66134  Nemophila pedunculata C. Macdonald, P. Powers, C. Raley, J. Spitler, D. Stamp 1980-4-19 42 Colusa On Bartlett Springs Rd. at stream crossing Comment
  HSC66645  Nemophila pedunculata Cathie Goldberg, Lauren Philbrick, Lynn Kunstman, Geoff Walsh 1980-4-19 18 Lake Coldsprings Campground, along access road to Indian Valley Dam. Comment
  JEPS127817  Orobanche bulbosa Susan Fawcett 2014-5-13 226 Colusa Walker Ridge, near border of Lake and Colusa Counties. Comment
  CHSC71441  Orobanche californica subsp. jepsonii Vernon H. Oswald; Lowell Ahart 1998-7-15 9274 Colusa Bartlett Springs Rd. 2.1 mi west of Bear Valley Rd., 0.8 mi east of Sawtelle Valley and Grapevine Flat roads. Along the edge of a meadow. 524 Comment
  UCD84573  Orobanche fasciculata Ellen Dean; C. Thomsen, G. Harrington, Davis Botanical Society 2010-6-5 6098 Colusa Walker Ridge on border of Lake and Colusa counties. Just E of Barrel springs area along Walker Ridge Road. 721 Comment
  HSC66583  Orobanche uniflora D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-4-19 11 Lake Coldsprings Campground along access road to Indian Valley Dam Comment
  JEPS81613  Orobanche valida subsp. howellii Bill Ruskin 1982-6-6 Lake 1.5 mi. n.e. of Kowalski Ranch next to Bartlett Springs Rd. 457 Comment
  RSA489571  Orthocarpus hispidus James L. Reveal 1988-6-2 6992 Lake Barrel Springs area just west of the Walker Ridge Road, 1 mile south of the Bartlett Springs Road and about 15 miles north of Hwy 20. 762 Comment
  SD8971  Packera bolanderi unknown 1882-7-1 Lake Indian Valley Comment
  CHSC71420  Packera clevelandii Vernon H. Oswald; Lowell Ahart 1998-7-15 9286 Lake East side of county near Barrel Spring on the east side of Baldy Mtn. and west of Walker Ridge Rd. 0.8 mi south of Bartlett Springs Rd. Along the banks of an intermittent stream. 640 Comment
  CHSC84193  Packera clevelandii Lowell Ahart 2003-7-14 10393 Lake Near a small stream, at Barrel Spring, about 1 1/2 miles (air) south of Bartlett Springs Road, about 2 miles (air) west of Bear Valley. 396 Comment
  CHSC88565  Packera clevelandii L. P. Janeway; B. Castro 2001-6-3 7103 Colusa Inner North Coast Ranges. At Buck Flat: east side of Walker Ridge at head of Gaither Canyon; about 1.3 km south-southeast of Baldy Mountain. Meadow. 872 Comment
  JEPS104240  Packera clevelandii Lowell Ahart 2003-7-14 10393 Lake Near a small stream, at Barrel Spring, ca 1 1/2 mi (air) south of Bartlett Springs Rd, ca 2 mi (air) w of Bear Valley. 396 Comment
  JEPS11963  Packera clevelandii Rimo Bacigalupi with G. T. Robbins 1954-6-25 4618 Lake 3.8 mi w of Colusa County line; Stanton Creek, Kowalski Ranch, Indian Valley, Bear Valley 441 Comment
  JEPS23643  Packera clevelandii R. F. Hoover 1938-6-9 3578 Lake Indian valley Comment
  JEPS94690  Packera clevelandii Vernon H. Oswald and Lowell Ahart 1998-7-15 9286 Lake e side of county near Barrel Spring (on e side of Baldy Mountain and w of Walker Ridge Road 0.8 mi s of Bartlett Springs Road); Baldy Mountain 640 Comment
  JEPS94755  Packera clevelandii Vernon H. Oswald and Lowell Ahart 1998-7-15 9286 Lake e side of county near Barrel Spring (on e side of Baldy Mountain and w of Walker Ridge Road 0.8 mi s of Bartlett Springs Road); Baldy Mountain 640 Comment
  OBI15510  Packera clevelandii Rimo Bacigalupi, G. T. Robbins 1954-6-25 4618 Lake Along Stanton Crk, at the Kowalski Ranch, at upper edge of Indian Valley, along rd from Indian valley to Bear Valley (in Colusa county), 3.8 mi W of Colusa County line 442 Comment
  SD8772  Packera clevelandii Daniel Cleveland 1882-7-8 Lake Indian Valley Comment
  SD8773  Packera clevelandii Daniel Cleveland Jun 1882 Lake Indian Valley Comment
  UC767452  Packera clevelandii R. F. Hoover 1938-6-9 3578 Lake Indian Valley Comment
  UC91389  Packera clevelandii D. Cleveland 1892-7-1 Lake Indian Valley Comment
  UCD110420  Packera clevelandii Daniel Slakey; CNPS volunteers 2011-6-12 6 Colusa Walker Ridge. Wet meadow area on E side of Walker Ridge Rd. About 18 km N of Hwy.20 by road. 876 Comment
  UCD110512  Packera clevelandii Daniel Slakey; CNPS volunteers 2011-6-12 6 Colusa Walker Ridge. Wet meadow area on E side of Walker Ridge Rd. About 18 km N of Hwy.20 by road. 876 Comment
  UCD134743  Packera clevelandii Vernon H. Oswald; Lowell Ahart 1998-7-15 9286 Lake east side of county near Barrel Spring on the east side of Baldy Mountain and west of Walker Ridge Road. 0.8 mile south of Bartlett Springs Road. 640 Comment
  UCD163342  Packera clevelandii Craig D. Thomsen 2007-7-31 s.n. Colusa Walker Ridge. East of Eaton Springs en route to Rathburn Mine. Comment
  SD8774  Packera eurycephala Daniel Cleveland 1882-7-16 Lake Indian Valley Comment
  UCD163313  Packera eurycephala Craig D. Thomsen 1997-4-13 1902 Colusa Bear Valley. About 6 miles north of Hwy 20. Vicinity of Trout Creek, north of Deadshot Canyon. Comment
  UCD163853  Packera eurycephala Craig D. Thomsen 2000-5-30 2274 Colusa Bear Valley. About 7 miles north of Hwy 20. Comment
  CAS-BOT-BC316854  Packera eurycephala var. eurycephala Doris K. Kildale 1928-5-7 4985 Lake 5 miles east of Hough's Mineral Springs Comment
  JEPS74815  Packera eurycephala var. eurycephala L. R. Heckard, T. I. Chuang, and R. Bacigalupi 1975-5-7 4024 Colusa sw of Leesville (just sw of site of old Kowalski ranch( below upper dam road)); Upper Indian Valley 396 Comment
  UC91675  Packera eurycephala var. eurycephala D. Cleveland 1882-7-1 Lake Indian Valley Comment
  CAS-BOT-BC316905  Packera greenei Doris K. Kildale 1928-5-7 4991 Lake 6 miles east of Hough's Mineral Springs Comment
  CAS-BOT-BC316906  Packera greenei Doris K. Kildale 1928-5-7 5012 Lake 7 miles east of Hough's Mineral Springs Comment
  CHSC106247  Packera greenei B. Castro; L. P. Janeway 2001-6-3 1258 C Colusa Inner North Coast Ranges. Spring at Grapevine flat, on top of Walker Ridge about 0.5 mi E of Baldy Mountain. East-facing slope/bench with large springy/meadowy area. 883 Comment
  CHSC43635  Packera greenei Vernon Oswald 1986-5-12 2014 Lake Brim Rd. (Bartlett Springs Rd.) at the jct. of the road to Barrel Spring. 640 Comment
  JEPS23637  Packera greenei W. L. Jepson 1920-5-24 9027 Lake Indian Valley, n Lake County Indian Valley Comment
  JEPS23638  Packera greenei R. F. Hoover 1938-6-9 3576 Lake Indian Valley Comment
  CDA32582  Panicum capillare L. Ahart 2004-10-4 11440 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road. Comment
  CHSC89539  Panicum capillare Lowell Ahart 2004-10-4 11440 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road. 446 Comment
  JEPS106186  Panicum capillare Lowell Ahart 2004-10-4 11440 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road 446 Comment
  RSA702902  Panicum capillare L. Ahart 2004-10-4 11440 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road. 447 Comment
  HSC44308  Pectocarya pusilla Barbara Kelly 1977-4-24 347 Lake Barrel Springs Campground 701 Comment
  JEPS124295  Pectocarya pusilla Lowell Ahart 2015-4-10 20025 Lake Barrel Spring, about 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. Comment
  CHSC84651  Pedicularis densiflora Matt Quinn 2001-3-31 33 Colusa Found on Walker Ridge, north of Highway 20 between Bear Valley and Clear Lake, at the top of the road leaving Bear Valley. On ridgetop. 664 Comment
  CHSC90083  Pedicularis densiflora Ross Rowland 2001-3-30 17 Colusa On hillside at the junction of Walker Ridge Road and Bear Valley Road. 545090mE/4334280mN/zone 10N. 663 Comment
  HSC44445  Pedicularis densiflora R. York 1978-4-23 148 Lake Barrel Springs Campground. 701 Comment
  CHSC114990  Pediomelum californicum Lowell Ahart 2015-4-28 20100 Lake About 150 yards west of Barrel Spring Meadow, about 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. 696 Comment
  CHSC48568  Pediomelum californicum Vernon Oswald 1986-5-12 2017 Lake Brim Rd. (Bartlett Springs Rd.) at the jct. of the road to Barrel Spring. 640 Comment
  JEPS123893  Pediomelum californicum Lowell Ahart 2015-4-28 20100 Lake About 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. Comment
  CHSC32931  Pellaea andromedifolia D. Boyd; M. Eichelberger, T. Messick, T. Ranker 1980-4-19 15 Lake Coldsprings Campground, along access road to Indian Valley Dam. Comment
  HSC66585  Pellaea andromedifolia D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-4-19 15 Lake Coldsprings Campground along access road to Indian Valley Dam Comment
  CAS-BOT-BC71330  Pellaea mucronata A. A. Heller 1919-5-10 13150 Lake Valley of a tributary of Cache Creek 5 miles east of Hough's Springs Comment
  HSC45695  Pellaea mucronata Christopher Knopp 1978-4-23 27 Lake Barrel Springs Campground 701 Comment
  HSC66588  Pellaea mucronata D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-4-19 19 Lake Coldsprings Campground along access road to Indian Valley Dam Comment
  CAS-BOT-BC77198  Pellaea mucronata subsp. mucronata A. A. Heller 1919-5-10 13150 Lake Valley of a tributary of Cache Creek, 5 miles east of Hough's Springs. Comment
  UCR37571  Penstemon heterophyllus Michelle A. Strull, Et al. 1984-4-28 12 Colusa Brim Road 1.6 mi west of Leesville-Lodoga Jct. 419 Comment
  CHSC71453  Penstemon heterophyllus var. purdyi Vernon H. Oswald; Lowell Ahart 1998-7-15 9299 Lake East side of county near Barrel Spring on the east side of Baldy Mtn. and west of Walker Ridge Rd. 0.8 mi south of Bartlett Springs Rd. 640 Comment
  JEPS11365  Penstemon heterophyllus var. purdyi W. L. Jepson 1938-6-9 18958 Lake mts betw. Indian V. Bear V. (Complexion Canyon, mts. btw Lake Co. and Colusa Co., ne Lake Co.); Complexion Canyon, mts btw Indian V. and Bear V. 579 Comment
  JEPS93797  Penstemon heterophyllus var. purdyi Vernon H. Oswald and Lowell Ahart 1998-7-15 9299 Lake 0.8 mi s of Bartlett Springs Road (e side of county near Barrel Spring on the e side of Baldy Mountain and w of Walker Ridge Road); Baldy Mountain 640 Comment
  HSC42016  Pentagramma triangularis M. A. Baker 1977-4-24 235 Lake Bartlett Springs Rd. at Kilpepper Creek 503 Comment
  HSC66049  Pentagramma triangularis S. Harris, B. Ferguson, M. Smith, M. Moble 1980-4-19 Lake Along Walker Ridge Rd., 3.7 mi. N of jct. with access rd. to Indian Valley Dam Comment
  HSC66133  Pentagramma triangularis Teri Bartowski, Shane Feusier, Ruth Takaki, Carol Zimmerer 1980-4-19 37 Colusa Bartlett Springs Rd. at stream crossing. Comment
  HSC66643  Pentagramma triangularis Cathy Goldberg, Lauren Philbrick, Lynn Kunstman, Geoff Walsh 1980-4-19 20 Lake Coldsprings Campground, along access road to Indian Valley Dam Comment
  UCD83659  Pentagramma triangularis subsp. triangularis Wenting Shi; with PLB 102 class 2010-5-2 7 Lake West slope of Walker Ridge, along Bartlett Spring's Road, west of Kilpepper Creek low water bridge crossing, and just west of high water bridge, along roadside. 492 Comment
  CHSC83432  Perideridia kelloggii L. P. Janeway 2002-5-2 7575 Lake Inner North Coast Ranges. Wide flat saddle on crest of northern end of Walker Ridge, between Bartlett Springs Road and Sawtelle Valley. 701 Comment
  CHSC83474  Perideridia kelloggii L. P. Janeway 2002-5-2 7575 Lake Inner North Coast Ranges. Wide flat saddle on crest of northern end of Walker Ridge, between Bartlett Springs Road and Sawtelle Valley. 701 Comment
  CHSC84190  Perideridia kelloggii Lowell Ahart 2003-7-14 10392 Lake Near a small stream, at Barrel Spring, about 1 1/2 miles (air) south of Bartlett Springs Road, about 2 miles (air) west of Bear Valley. 396 Comment
  RSA800326  Perideridia kelloggii Sandra M. Namoff, Eric R. Carter 2013-6-16 81 Lake North of Hwy. 20 take Bear Valley Rd to Brim Rd, population is 0.5 miles N of intersection of Brim Rd and Bartlett Springs Rd. 693 Comment
  RSA800327  Perideridia kelloggii Sandra M. Namoff, Eric R. Carter 2013-6-16 81 Lake North of Hwy. 20 take Bear Valley Rd to Brim Rd, population is 0.5 miles N of intersection of Brim Rd and Bartlett Springs Rd. 693 Comment
  UC875337  Perideridia kelloggii A. A. Heller 1916-6-6 12361 Colusa grade about 3 mi w Leesville; Coast Range Comment
  CHSC89446  Persicaria lapathifolia Lowell Ahart 2004-10-4 11445 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road. 446 Comment
  HSC66586  Phacelia cicutaria D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-4-19 16 Lake Coldsprings Campground along access road to Indian Valley Dam Comment
  JEPS81014  Phacelia distans D. Boyd, M. Eichelberger, T. Messick, and T. Ranker 1980-4-19 16 Lake along access road to Indian Valley Dam Coldsprings Campground Comment
  HSC25697  Phacelia egena J. P. Smith, J. O. Sawyer 1971-6-6 4761 Lake Kowalski Ranch in Little Indian Valley, along Stanton Creek Comment
  HSC48460  Phacelia egena J. P. Smith 1978-4-23 9755 Lake Complexion Canyon, Bartlett Springs Rd. at Kilpepper Creek 503 Comment
  UCD18200  Phacelia egena Ellen Dean; With F. Hrusa, J. Price, Davis Botanical Society 2001-5-12 762 Lake NE of Indian Creek Reservoir, Walker Ridge near Kilpepper Creek Drainage, N side of Bartlett Springs Rd. 518 Comment
  HSC44366  Phacelia heterophylla J. Walker 1977-4-24 40 Lake Bartlett Springs Rd. at Kilpepper Creek 503 Comment
  HSC45705  Phacelia imbricata Sheila Logan 1978-4-23 105 Lake Barrel Springs Campground 701 Comment
  UCD84562  Phacelia imbricata Ellen Dean; C. Thomsen, G. Harrington, Davis Botanical Society 2010-6-5 6087 Lake Walker Ridge. Along Walker Ridge Road. At a lookout that looks out over Indian Valley Reservoir that is located 8.3 road miles N of the intersection of Hwy 20. 1054 Comment
  UC901839  Phacelia imbricata subsp. imbricata L. Constance, R. Bacigalupi, C. R. Bell, and A. H. Holmgren 1950-4-26 3322 Colusa ridge between Bear Valley and Indian Valley (near Colusa-Lake Co. line) 609 Comment
  UC901840  Phacelia imbricata subsp. imbricata L. Constance, L. R. Heckard, and A. R. Kruckeberg 1950-5-13 3335 Lake 1.5 mi e Indian Valley; Complexion Creek canyon 457 Comment
  HSC41907  Phoradendron bolleanum M. A. Baker 1977-4-24 212 Lake Barrel Springs Campground. 701 Comment
  HSC96184  Phoradendron bolleanum R. L. Mathiasen 2005-2-11 501 Lake 7 km E of Leeville on road to Indian Valley 3 Reservoir, 0.5 km NE of Reservoir 455 Comment
  HSC96977  Phoradendron bolleanum L. Ahart 2004-10-14 11457 Lake N side of Bartlett Springs Rd. (Rd. M12), NE part of Indian Valley Reservoir 451 Comment
  UCD169386  Phoradendron bolleanum Lowell Ahart 2004-10-14 11457 Lake At the sortheast part of Indian Valley Reservoir, on the north side of Bartlett Springs Road (Road M 12). 450 Comment
  UCD83810  Phoradendron bolleanum Ellen Dean; G. Harrington, K. Mawdsley, J. Shepard 2010-5-1 5957 Colusa Walker Ridge, along Walker Ridge Road, at intersection with road/trail to Mount Baldy. 880 Comment
  RSA702857  Phoradendron bolleanum var. densum L. Ahart 2004-10-14 11457 Lake On the north side of Bartlett Springs Road (Road M 12), at the northeast part of Indian Valley Reservoir. 451 Comment
  CDA22367  Phoradendron densum R. L. Mathiasen 2005-2-11 501 Lake ca. 7 km east of Leeville on road to Indian Valley Reservoir. ca. 0.5 km northeast of the Reservoir. Comment
  CDA22369  Phoradendron densum L. Ahart 2004-10-14 11457 Lake On the north side of Bartlett Springs Road (Road M 12), at the northeast part of Indian Valley Reservoir. Comment
  CDA22371  Phoradendron densum Vernon H. Oswald & Lowell Ahart 1998-5-7 9015 Lake Bartlett Springs Road on the east approach to Indian Valley Reservoir, between Complexion Spring and Kowalski Ranch. Comment
  CHSC71007  Phoradendron densum Vernon Oswald; Lowell Ahart 1998-5-7 9015 Lake Bartlett Springs Rd. on the east approach to Indian Valley Reservoir, between Complexion Spring and Kowalski Ranch. 457 Comment
  CHSC89394  Phoradendron densum Lowell Ahart 2004-10-14 11457 Lake On the north edge of Bartlett Springs Road (Road M 12), at the northeast part of Indian Valley Reservoir. 450 Comment
  CHSC97971  Phoradendron densum R. L. Mathiasen 2005-2-11 501 Lake Ca. 7 km east of Leeville on road to Indian Valley Reservoir ca. 0.5 km northeast of the reservoir. UTM 10 S 4335303 N; 540840 E (Datum NAD 27 CONUS). 455 Comment
  JEPS106121  Phoradendron densum Lowell Ahart 2004-10-14 11457 Lake On the north edge of Bartlett Springs Road (Road M 12), at the northeast part of Indian Valley Reservoir 450 Comment
  JEPS21852  Phoradendron densum John R. Swanson 1958-4-26 323 Colusa 2.8 mi. w. Bear Valley rd. (near Colusa-Lake Co. boundary, on rd. to Bartlett Springs) 670 Comment
  JEPS94200  Phoradendron densum Vernon Oswald and Lowell Ahart 1998-5-7 9015 Lake Bartlett Springs Rd. on the e. approach to Indian Valley Reservoir (between Complexion Spring & Kowalski Ranch) 457 Comment
  UC1078784  Phoradendron densum S. A. Cook 1958-4-26 1508 Lake between Bear Valley and Indian Valley 975 Comment
  CHSC88597  Phragmites australis L. P. Janeway; B. Castro 2001-6-3 7098 Colusa Inner North Coast Ranges. Spring at Grapevine Flat, on top of Walker Ridge about 0.8 km east of Baldy Mountain. 884 Comment
  JEPS106503  Phragmites australis L. P. Janeway, B. Castro 2001-6-3 7098 Colusa Inner North Coast Ranges. Spring at Grapevine Flat, on top of Walker Ridge about 0.8 km east of Baldy Mountain 884 Comment
  UCD81868  Phragmites australis Ellen Dean; K. Mawdsley,G. Harrington,R. Wilmarth,B. Rice,E. Salvia 2009-5-27 5750 a Lake Walker Ridge. Picnic area near Cold Spring. 912 Comment
  UCD89841  Phragmites australis R. M. Love 1947-9-1 s.n. Lake Stephens Ranch, Indian Valley. 396 Comment
  UCD108169  Pickeringia montana Vernon H. Oswald; Lowell Ahart 1998-7-15 9300 Lake East side of county on Walker Ridge Rd. 4.7 mi south of Barlett Springs Rd., 9.6 mi north of Hwy. 20. 883 Comment
  CHSC71424  Pickeringia montana var. montana Vernon H. Oswald; Lowell Ahart 1998-7-15 9300 Lake East side of county on Walker Ridge Rd. 4.7 mi south of Bartlett Springs Rd., 9.6 mi north of Hwy. 20. Along this section of road. 883 Comment
  JEPS65575  Pickeringia montana var. montana W. L. Jepson 1920-5-24 9024 Lake hills e Indian Valley (ne Lake Co.) 548 Comment
  JEPS93809  Pickeringia montana var. montana Vernon H. Oswald and Lowell Ahart 1998-7-15 9300 Lake e side of county on Walker Ridge Road 4.7 mi s of Bartlett Springs Road (9.6 mi n of Highway 20); Walker Ridge Road 883 Comment
  UCD83751  Pinus attenuata Ellen Dean; G. Harrington, K. Mawdsley, J. Shepard 2010-5-1 5948 Colusa Walker Ridge. Along Walker Ridge Road. 10 road miles N of intersection with Hwy 20. Just N of radio tower at Cold Spring Mountain on border with Lake County. 971 Comment
  HSC45738  Pinus sabiniana Howee Barban 1978-4-23 37 Lake Barrel Springs Campground 701 Comment
  HSC66596  Pinus sabiniana Debbie Stamp, Cathy Railey, Patty Powers, Joanne Spitler, Cathy Macdonald 1980-4-19 13 Lake Coldsprings Campground along access road to Indian Valley Dam Comment
  JEPS121703  Piperia leptopetala J. Greenhouse 1993-6-6 Lake Walker Ridge Comment
  CAS-BOT-BC228064  Plagiobothrys Doris K. Kildale 1928-5-7 4983 Lake 5 miles E of Hough's Mineral Springs Comment
  UCD84519  Plagiobothrys bracteatus Ellen Dean; C. Thomsen, G. Harrington, R. Wilmarth, R. Wenk 2010-6-2 6070 Lake Lake County. Walker Ridge. Along Bartlett springs road just west of Walker Ridge Rd intersection. 647 Comment
  CHSC33093  Plagiobothrys nothofulvus Teri Bartowski; Shane Feusier, Ruth Takaki, Carol Zimmerer 1980-4-19 11 Lake Coldsprings Campground, along access road to Indian Valley Dam. Comment
  HSC66658  Plagiobothrys nothofulvus Cathie Goldberg, Lauren Philbrick, Lynn Kunstman, Geoff Walsh 1980-4-19 2 Lake Coldsprings Campground, along access road to Indian Valley Dam. Comment
  UC496333  Plagiobothrys reticulatus Doris K. Kildale 1928-5-7 4983 Lake 5 mi e Hough's Mineral Springs Comment
  CHSC114998  Plagiobothrys stipitatus var. micranthus Lowell Ahart 2015-4-28 20109 Lake About 60 yards north of the south edge of the meadow, Barrel Spring Meadow, about 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. Comment
  CHSC78131  Plagiobothrys stipitatus var. micranthus Lowell Ahart 2000-6-2 8440 Lake In a meadow near a small wash, 100 feet northeast of Bartlett Springs road, about 400 yards southwest of the radio tower, about 1/4 mile west of Bartlett Springs Road and Walker Ridge Road, about 2 1/2 miles west of Bear Valley. 609 Comment
  JEPS123896  Plagiobothrys stipitatus var. micranthus Lowell Ahart 2015-4-28 20109 Lake About 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. Comment
  CAS-BOT-BC6470  Plagiobothrys strictus Amos Arthur Heller 1919-5-10 13149 a Lake Valley of a tributary of Cache creek Comment
  HSC66664  Plagiobothrys tenellus S. Harris, B. Ferguson, S. Smith 1980-4-19 Lake Coldsprings Campground, along access road to Indian Valley Dam Comment
  GH97190  Plagiobothrys tener var. subglaber A. A. Heller 1919-5-10 1349 A Unknown Valley of a tributary of Cache creek 5 miles east of Hought's Springs in the yellow pine belt in open gravelly places Comment
  JEPS61082  Plagiobothrys tener var. subglaber W. L. Jepson 1920-5-23 8993 Lake Indian Valley; ne Lake Co. Comment
  NY622086  Plagiobothrys tener var. subglaber A. A. Heller 1919-5-10 1349 -a Lake Valley of a tributary of Cache Creek, 5 miles east of Hough's Springs Comment
  CDA41952  Plantago erecta G. F. Hrusa 1990-4-8 7670 Colusa North Coast Biodiversity Arena; Bartlett Springs road immediately W of Bear Valley to Walker Ridge. Comment
  CHSC115208  Plantago erecta Lowell Ahart 2015-4-28 20097 Lake East of a small meadow, about 150 yards west of Barrel Spring Meadow, about 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. 696 Comment
  HSC31602  Plantago erecta Bonnie Prange 1974-5-4 Lake Kowalski Ranch 320 Comment
  HSC66597  Plantago erecta Joanne Spitler, Debbie Stamp, Patty Powers, Cathy Railey, Cathy Macdonald 1980-4-19 11 Lake Coldsprings Campground, along access road to Indian Valley Dam, across road from campground Comment
  JEPS123916  Plantago erecta Lowell Ahart 2015-4-28 20097 Lake About 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. Comment
  JEPS6405  Plantago erecta W. L. Jepson 1920-5-23 8997 Lake Indian Valley, n Lake Co. Indian Valley Comment
  RSA10731  Plantago erecta Carl B. Wolf 1928-5-7 2094 Lake 6 miles east of Houghs Mineral Springs on the road to Williams. Comment
  UC496323  Plantago erecta D. K. Kildale 1928-5-7 4986 Lake 6 mi e Hough Mineral Springs Comment
  UCSC009425  Plantago erecta Lowell Ahart 2015-4-28 20097 Lake East of a small meadow, about 150 yards west of Barrel Spring Meadow, about 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams 696 Comment
  CHSC32934  Platystemon californicus Cathie Goldberg; Lauren Philbrick, Lynn Kunstman, Geoff Walsh 1980-4-19 Lake Coldsprings campground, along access road to Indian Valley Dam. Comment
  HSC66692  Platystemon californicus Debbie Stamp, Patty Powers, Cathy Railey, Cathy Macdonald, Joanne Spilter 1980-4-19 2 Lake Coldsprings Campground, along access road to Indian Valley Dam Comment
  HSC42192  Plectritis ciliosa M. A. Baker 1977-4-24 209 Lake Barrel Springs Campground. 701 Comment
  HSC45702  Plectritis ciliosa Sheila Logan 1978-4-23 109 Lake Barrel Springs Campground. 701 Comment
  HSC46061  Plectritis ciliosa Catherine Chin 1978-4-23 41 Lake Barrel Springs Campground. 701 Comment
  HSC67107  Plectritis ciliosa Teri Bartkowski, Shane Feusier, Ruth Takaki, Carol Zimmerer 1980-4-19 7 Lake Coldsprings Campground, along access road to Indian Valley Dam. Comment
  CHSC115194  Plectritis macrocera Lowell Ahart 2015-4-28 20096 Lake In the meadow, about 150 yards west of Barrel Spring Meadow, about 1/4miles (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. 696 Comment
  CHSC71006  Plectritis macrocera Vernon Oswald; Lowell Ahart 1998-5-7 9007 Colusa Barlett Springs Rd. 2.1 mi west of Bear Valley Rd., 0.8 mi east of Sawtelle Valley and Grapevine Flat roads. 524 Comment
  HSC44300  Plectritis macrocera Carolyn Sanford 1977-4-24 351 Lake Barrel Springs Campground. 701 Comment
  HSC44454  Plectritis macrocera R. York 1978-4-23 143 Lake Barrel Springs Campground. 701 Comment
  HSC45519  Plectritis macrocera M. Alcasas 1978-4-23 50 Lake Barrel Springs Campground. 701 Comment
  HSC66657  Plectritis macrocera Cathie Goldberg, Lauren Philbrick, Lynn Kunstman, Geoff Walsh 1980-4-19 4 Lake Coldsprings Campground, along access road to Indian Valley Dam. Comment
  JEPS123918  Plectritis macrocera Lowell Ahart 2015-4-28 20096 Lake About 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. Comment
  JEPS124294  Plectritis macrocera Lowell Ahart 2015-4-10 20023 Lake Barrel Spring, about 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. Comment
  JEPS94195  Plectritis macrocera Vernon Oswald and Lowell Ahart 1998-5-7 9007 Colusa Bartlett Springs Rd. 2.1 mi. w. of Bear Valley Rd., 0.8 mi. e. of Sawtelle Valley & Grapevine Flat rds. 524 Comment
  RSA0114869  Plectritis macrocera Lowell Ahart 2015-4-28 20096 Lake About 150 yards west of Barrel Spring Meadow, about 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. Comment
  HSC66648  Poa bulbosa Cathie Goldberg, Lauren Philbrick, Geoff Walsh, Lynn Kunstman 1980-4-19 12 Lake Coldsprings Campground, along access road to Indian Valley Dam. Comment
  RSA299478  Poa bulbosa S. Harris, B. Ferguson, M. Moble, Marjorie Smith 1980-4-19 s.n. Lake Coldsprings Campground, along access road to Indian Valley Dam. Comment
  UCD84517  Poa pratensis Ellen Dean; C. Thomsen, G. Harrington, R. Wilmarth, R. Wenk 2010-6-2 6068 Colusa Colusa County. On Lake County border. Walker Ridge. Along Walker Ridge Road. Buck Flat. 872 Comment
  UCD90886  Poa secunda subsp. secunda John R. Davey 1967-12-2 90 Colusa Border, ca. 5-6 miles WSW of Leesville, Bartlett Springs Road N of Baldy Mountain. 609 Comment
  UC1552832  Pogogyne serpylloides Frederica Bowcutt 1985-4-11 484 Lake Walker Ridge aprrox. 10 miles E of Clear Lake and 45 miles NE of Santa Rosa W of Hwy 20 1/4 mile Comment
  UCD84524  Polygonum bolanderi Ellen Dean; C. Thomsen, G. Harrington, R. Wilmarth, R. Wenk 2010-6-2 6075 Lake Lake County. Walker Ridge. Along Bartlett springs road just west of Walker Ridge Rd intersection. 647 Comment
  CDA22813  Polygonum lapathifolium L. Ahart 2004-10-4 11445 Lake Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road. Comment
  JEPS105943  Polygonum lapathifolium Lowell Ahart 2004-10-4 11445 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road 446 Comment
  POM703247  Polygonum lapathifolium L. Ahart 2004-10-4 11445 Lake Below the high water line of Indian Valley Reservoir, E of the causeway, in the NW part of the reservoir, on the E side of Bartlett Springs road. 447 Comment
  CHSC83444  Polypogon maritimus L. P. Janeway 2002-5-2 7578 B Lake Inner North Coast Ranges. Along ephemeral drainage above Complexion Spring, above Complexion Canyon; about 0.2 km north of Bartlett Springs Road and 1.6 km east of Indian Valley Reservoir. 524 Comment
  CHSC83453  Polypogon monspeliensis L. P. Janeway 2002-5-2 7578 A Lake Inner North Coast Ranges. Along ephemeral drainage above Complexion Spring, above Complexion Canyon; about 0.2 km north of Bartlett Springs Road and 1.6 km east of Indian Valley Reservoir. 524 Comment
  CHSC89442  Polypogon monspeliensis Lowell Ahart 2004-10-4 11441 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road. 446 Comment
  UCD84522  Polypogon monspeliensis Ellen Dean; C. Thomsen, G. Harrington, R. Wilmarth, R. Wenk 2010-6-2 6073 Lake Lake County. Walker Ridge. Along Bartlett springs road just west of Walker Ridge Rd intersection. 647 Comment
  UCD83813  Poterium sanguisorba Ellen Dean; G. Harrington, K. Mawdsley, J. Shepard 2010-5-1 5960 Lake Walker Ridge, along Bartlett Springs Rd. on the western slope of Walker Ridge, near low water bridge. 509 Comment
  UCD163849  Prunus subcordata Craig D. Thomsen 2000-6-7 2366 Colusa Bear Valley. About 7 miles north of Hwy 20. Comment
  UCD84572  Prunus virginiana var. demissa Ellen Dean; C. Thomsen, G. Harrington, Davis Botanical Society 2010-6-5 6097 Colusa Colusa County. On Lake County border. Walker Ridge. Along Walker Ridge Goad, between Cold spring and Buck Flat. 971 Comment
  UCD159336  Pseudognaphalium californicum D. S. Park; E. Dean 2010-6-5 120 Colusa Walker ridge, Cold Spring Mt. roadside on exposed slope. 935 Comment
  UCD84571  Pseudognaphalium californicum Ellen Dean; C. Thomsen, G. Harrington, Davis Botanical Society 2010-6-5 6096 Colusa Colusa County. On Lake County border. Walker Ridge. Along Walker Ridge Goad, between Cold spring and Buck Flat. 971 Comment
  UCD91510  Pseudoroegneria spicata Freed W. Hoffman 1944-7-13 1964 Colusa Western Colusa County. North Coast Ranges. Between Indian and Bear Valleys. Comment
  UCR138881  Psoralea californica A. Burgard, J. Goldsmith, J. Kalt 1996-5-4 74 Colusa 8.4 mi north of Indian Reservoir Road on Walker Ridge Road; 57 mi east of Hwy 101 on Hwy 20 701 Comment
  UCD84509  Quercus X morehus Ellen Dean; C. Thomsen, G. Harrington, R. Wilmarth, R. Wenk 2010-6-2 6060 Colusa Colusa County. On Lake County border. Walker Ridge. Along Walker Ridge Road, between Cold Spring and Buck Flat. 971 Comment
  UCD84511  Quercus berberidifolia Ellen Dean; C. Thomsen, G. Harrington, R. Wilmarth, R. Wenk 2010-6-2 6062 Colusa Colusa County. On Lake County border. Walker Ridge. Along Walker Ridge Road, between Cold Spring and Buck Flat. 971 Comment
  UCD82546  Quercus chrysolepis Ellen Dean; G. Harrington, C. Thomsen,R. Wilmarth,Chiao-Yi Cheng 2009-5-20 5701 Colusa Walker Ridge. Along Walker Ridge just S of turn-off to picnic area near Cold Spring. 1007 Comment
  UCD83754  Quercus chrysolepis Ellen Dean; G. Harrington, K. Mawdsley, J. Shepard 2010-5-1 5951 Colusa Walker Ridge. Along Walker Ridge Road. 10 road miles N of intersection with Hwy 20. Just N of radio tower at Cold Spring Mountain on border with Lake County. 971 Comment
  UCD45869  Quercus dumosa Hans G. Jung 1976-4-17 6 Colusa California, Colusa County: 2 miles west of Bear Valley, on north end of Walker Ridge, T15N, R6W, sec. 11. Elevation 1800 feet. 548 Comment
Read comments Apr 18 2009
  CAS-BOT-BC79751  Quercus durata Doris K. Kildale 1928-5-7 5006 Lake 6 mi E of Hough's Mineral Spring Comment
  CAS-BOT-BC79755  Quercus durata Carl B. Wolf 1930-11-2 1799 Lake 7 mi E of Hough's Mineral Springs on road to Williams 609 Comment
  CAS-BOT-BC79756  Quercus durata Carl B. Wolf 1930-11-2 1799 Lake 7 mi E of Hough's Mineral Springs on road to Williams 609 Comment
  CHSC20714  Quercus durata Robert A. Schlising 1962-5-4 2236 Lake Along Bartlett Springs Road, 3.2 mi W of Jct with Bear Valley Road. Comment
  JEPS37341  Quercus durata W. L. Jepson 1920-5-24 9025 Lake e of Indian Valley Comment
  RSA10716  Quercus durata Carl B. Wolf 1928-5-7 2114 Lake 6 miles east of Houghs Mineral Springs on the road to Williams. Comment
  RSA1942  Quercus durata Carl B. Wolf 1930-11-2 1799 Lake 7 mi. east of Houghs Mineral Springs, on road to Williams. 610 Comment
  UC484300  Quercus durata Carl B. Wolf 1930-11-2 Lake 7 mi e Hough's Mineral Springs (on road to Williams) 609 Comment
  UCD163843  Quercus durata Craig D. Thomsen 2000-6-1 s.n. Colusa Bear Valley. About 7 miles north of Hwy 20. Comment
  UCD84510  Quercus durata Ellen Dean; C. Thomsen, G. Harrington, R. Wilmarth, R. Wenk 2010-6-2 6061 Colusa Colusa County. On Lake County border. Walker Ridge. Along Walker Ridge Road, between Cold Spring and Buck Flat. 971 Comment
  UCD84514  Quercus durata Ellen Dean; C. Thomsen, G. Harrington, R. Wilmarth, R. Wenk 2010-6-2 6065 Colusa Colusa County. On Lake County border. Walker Ridge. Along Walker Ridge Road, between Cold Spring and Buck Flat. 971 Comment
  CHSC48382  Quercus durata var. durata Vernon Oswald 1986-5-12 2008 Colusa Brim Rd. (Bartlett Springs Rd.) 1.8 mi w of Bear Valley Rd. 502 Comment
  HSC27288  Quercus durata var. durata J. P. Smith, J. O. Sawyer 1972-4-1 5178 Lake Wuntun Campground Comment
  OBI6039  Quercus durata var. durata Carl B. Wolf 1930-11-2 1799 Lake 7 mi E of Hough's Mineral Springs on road to Williams 610 Comment
  UCSC010369  Quercus durata var. durata Dylan M. Neubauer, Tim Forsell 2016-3-30 593 Colusa (NCoRI) Walker Ridge, Bartlett Springs Road, 1.22 air-miles sse Baldy Mountain 899 Comment
  CAS-BOT-BC61535  Quercus lobata N. Wynne; M. Peckham; J. Bamesberger 1994-4-23 29 Lake Benmore Cnyn Quad. Blue Oak Cmpgrnd, on access road to Indian Valley Res., 2.5 miles W of junction with Walker Ridge Rd Comment
  CAS-BOT-BC104659  Quercus wislizeni L. Blackford; S. Branch; D. Malm 1988-4-16 63 Colusa 13.8 miles of Hwy. 20 on Walker Ridge Road 975 Comment
  CAS-BOT-BC234979  Quercus wislizeni var. frutescens Ellen Dean; C. Thomsen; G. Harrington; R. Wilmarth; R. Wenk 2010-6-2 6064 Colusa On Lake County border. Walker Ridge. Along Walker Ridge Road, between Cold Spring and Buck Flat 971 Comment
  HSC27287  Quercus wislizeni var. frutescens J. P. Smith, J. O. Sawyer 1972-4-1 5177 Lake Wuntun Campground Comment
  HSC66646  Quercus wislizeni var. frutescens Cathie Goldberg, Lauren Philbrick, Lynn Kunstman, Geoff Walsh 1980-4-19 16 Lake Coldsprings Campground, along access road to Indian Valley Dam Comment
  SBBG83452  Quercus wislizeni var. frutescens C. C. Shock 1980-5-3 77 Lake Walker Ridge, 9.4 mi N of St Hwy 20 609 Comment
  UCD84512  Quercus wislizeni var. frutescens Ellen Dean; C. Thomsen, G. Harrington, R. Wilmarth, R. Wenk 2010-6-2 6063 Colusa Colusa County. On Lake County border. Walker Ridge. Along Walker Ridge Road, between Cold Spring and Buck Flat. 971 Comment
  UCD84513  Quercus wislizeni var. frutescens Ellen Dean; C. Thomsen, G. Harrington, R. Wilmarth, R. Wenk 2010-6-2 6064 Colusa Colusa County. On Lake County border. Walker Ridge. Along Walker Ridge Road, between Cold Spring and Buck Flat. 971 Comment
  UCR52369  Quercus wislizeni var. frutescens Terry Hines, Ellen Purcell, N. Williams 1988-4-16 49 Lake 13.8 mi. off Hwy 20 on Walker Ridge Road. 976 Comment
  UCD159337  Rafinesquia californica D. S. Park; E. Dean 2010-6-5 121 Colusa Walker ridge, Cold Spring Mt. roadside on exposed slope. 935 Comment
  HSC66592  Ranunculus hebecarpus S. Harris, B. Ferguson, M. Smith, M. Moble 1980-4-19 Lake Coldsprings Campground, along access road to Indian Valley Dam Comment
  HSC40844  Ranunculus occidentalis Richard G. Runyon 1977-4-24 25 Lake Barrel Springs Campground 701 Comment
  UCD63365  Ranunculus occidentalis Daniel Sanchez-Mata; Emin Ugurlu 2006-6-19 s.n. Lake Leesville-Barkerville. Bartlett Springs Road. Comment
  UCD83757  Ranunculus occidentalis Ellen Dean; G. Harrington, K. Mawdsley, J. Shepard 2010-5-1 5953 Colusa Colusa County. Walker Ridge. Along Walker Ridge Road, Buck Flat. 875 Comment
  CHSC115380  Ranunculus occidentalis var. occidentalis Lowell Ahart 2015-4-10 20017 Lake Along a small drainage, on the north side of Brim Road, about 3 miles west of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. 645 Comment
  JEPS124245  Ranunculus occidentalis var. occidentalis Lowell Ahart 2015-4-10 20017 Lake About 3 miles west of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. Comment
  UCD13218  Raphanus sativus Steve Daniel 1986-4-13 9 Colusa California: Colusa Co. Bear Valley, 7.6 mi N of hwy 20 along Bear Valley rd. elev. ca. 1300 ft. 396 Comment
  GH51379  Rhamnus californica var. crassifolia W. L. Jepson 1920-5-23 8974 Unknown Ridge west of Bear Valley, western Colusa County Comment
  JEPS2828 Image available Rhamnus californica var. crassifolia W. L. Jepson 1920-5-23 8974 Colusa ridge w Bear Valley; ; W of Bear Valley, Colusa Co. Comment
  CDA20997  Rhamnus tomentella subsp. crassifolia G. F. Hrusa 1993-3-6 10524 Lake Serpentine Flora of California; Immediate vicinity of confluence of Indian Creek and Kilpepper Creek, approx. 1 m. to E of N end of Indian Valley Res. Comment
  CHSC88560  Rhamnus tomentella subsp. crassifolia L. P. Janeway; B. Castro 2001-6-3 7096 Colusa Inner North Coast Ranges. Spring near head of Doyle Canyon on east side of Walker Ridge, about 2.7 km (air) south of Bartlett Springs Road. 799 Comment
  JEPS41964  Rhamnus tomentella subsp. crassifolia W. L. Jepson 1920-5-23 8975 Colusa hills w of Bear Valley (on grade over ridge to Indian Valley) Comment
  JEPS42053  Rhamnus tomentella subsp. crassifolia J. D. Coffman 1923-6-4 Lake between Bear Valley and Indian Valley (on Lake County side); Brim Hill Comment
  JEPS42072  Rhamnus tomentella subsp. crassifolia J. D. Coffman 1923-9-28 Lake between Bear Valley and Indian Valley (on Lake County side); Brim Hill Comment
  POM246503  Rhamnus tomentella subsp. crassifolia Carl B. Wolf 1933-9-26 5507 Lake Inner N coast range, 6.6 miles E of Houghs Mineral springs on road to Williams. 518 Comment
  RSA28824  Rhamnus tomentella subsp. crassifolia A. A. Heller 1916-6-6 12359 Colusa Coast Range on the grade 3 miles W of Leesville. Comment
  RSA7620  Rhamnus tomentella subsp. crassifolia Carl B. Wolf 1933-9-26 5507 Lake Inner N coast range, 6.6 miles E of Houghs Mineral springs on road to Williams. 518 Comment
  RSA7747  Rhamnus tomentella subsp. crassifolia Carl B. Wolf 1928-5-7 2112 Lake 6 miles east of Houghs Mineral Springs on the road to Williams. Comment
  UC1728659  Rhamnus tomentella subsp. crassifolia Richard Olmstead 1986-6-14 854 Lake 1.3 mi from jct of Bartlett Spring Road and Walker Ridge Road 560 Comment
  UC592730  Rhamnus tomentella subsp. crassifolia unknown 1928-5-7 2112 Lake 6 mi e Houghs Mineral Springs (on road to Williams) Comment
  UC592831  Rhamnus tomentella subsp. crassifolia Carl B. Wolf 1933-9-26 Lake 6.6 mi e Houghs Mineral Springs (on road to Williams); Inner North Coast Range 518 Comment
  UC870844  Rhamnus tomentella subsp. crassifolia A. A. Heller 1916-6-6 12359 Colusa about 3 mi w Leesville (on the grade); Coast Range Comment
  CDA21381  Rhododendron occidentale G. F. Hrusa, T. D. Wilfred 1993-6-1 9656 Lake North Coast Ranges; Intersection of Kilpepper Creek and Barrel Springs on road to Bartlett Springs. 512 Comment
  CHSC83422  Rhododendron occidentale L. P. Janeway 2002-5-2 7585 Lake Inner North Coast Ranges. At Bartlett Springs Road at ford across Kilpepper Creek; 1.9 km east of Indian Valley Reservoir. Along the main creek. 518 Comment
  UCD117931  Rhododendron occidentale Roman Gankin 1965-5-6 529 Lake Near Cold Spring Camp, 0.9 mile east of Little Indian Valley (Kowalski Ranch and Stanton Creek). Comment
  UCD18199  Rhododendron occidentale Ellen Dean; With F. Hrusa, J. Price, Davis Botanical Society 2001-5-12 761 Lake NE of Indian Creek Reservoir, Walker Ridge near Kilpepper Creek Drainage, S side of Bartlett Springs Rd., S of Bartlett Springs Creek. 518 Comment
  HSC27284  Rhus aromatica J. P. Smith, J. O. Sawyer 1972-4-1 5174 Lake Wuntun Campground Comment
  HSC62926  Rhus aromatica Marla J. Carollo 1979-4-14 26 Colusa Buch Flat on Walker Ridge Rd. 884 Comment
  HSC63082  Rhus aromatica David Wheeler 1979-4-14 63 Colusa Buck Flat, Walker Ridge, on the way to Barrel Springs. 884 Comment
  UCD15256  Rhus diversiloba R. A. Harris 1974-5-5 051 Colusa Robberts Flat, off of Bartlett Springs road. 487 Comment
  HSC89690  Ribes californicum William E. Avery, Mathew Henry Bergvall-Mensor, Steve Wilson 1989-4-15 Lake 7.7 mi. N of Hwy. 20, just W of Walker Ridge Rd., Blue Oak Campground 152 Comment
  CAS-BOT-BC168908  Ribes malvaceum Ananda Dickie; Wendy Hooper; Rose Madrone; Kyla Waddell 1996-3-30 19 Lake 1.6 mi. west of Bear Valley rd. and Brim Rd. on Brim Rd.; 14.7 mi. on Walker Ridge Rd. to Brim Rd.; 57 mi. east of Hwy. 20. 493 Comment
  HSC44275  Ribes malvaceum Barbara Kelly 362 Colusa 1 mi.. from intersection of Bartlett Springs Rd. and Grapevine Spring Rd. on Walker Ridge Rd. Comment
  HSC45683  Ribes malvaceum Patricia Shesgreen 1978-4-23 53 Lake Barrel Springs Campground 701 Comment
  UCD97118  Ribes malvaceum Ellen Dean; G. Harrington, J. Alderson 2011-4-10 6901 Colusa Along Brim Rd on east slope of Walker Ridge (Brim Rd becomes Bartlett Springs Rd). 438 Comment
  HSC94175  Ribes malvaceum var. malvaceum A. Skelly, G. McCabe, B. Bletcher 1996-3-30 4 Colusa 1.6 mi. W of Bear Valley Rd. and Brim Rd. on Brim Rd., 14.7 mi. on Walker Ridge Rd. to Brim Rd., 57 mi. E of Hwy. 101 on Hwy. 20, Leesville Comment
  HSC95340  Ribes malvaceum var. viridifolium A. Hove, A. Poteet, C. Sanville 1999-3-27 11 Lake Brim Rd. 0.5 mi off Walker Ridge Rd 661 Comment
  CHSC115201  Rigiopappus leptocladus Lowell Ahart 2015-4-28 20108 Lake By the rock barrier, Barrel Spring Meadow, about 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. 696 Comment
  HSC45741  Rigiopappus leptocladus Stephen Plant 1978-4-23 222 Lake Barrel Springs Campground 701 Comment
  JEPS123899  Rigiopappus leptocladus Lowell Ahart 2015-4-28 20108 Lake About 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. Comment
  JEPS34837  Rigiopappus leptocladus W. L. Jepson 1938-6-9 18954 Lake Stanton Creek, Indian Valley 487 Comment
  JEPS34844  Rigiopappus leptocladus W. L. Jepson 1920-5-23 8986 a Lake Indian Valley Indian Valley (ne Lake County) Comment
  CHSC88586  Rosa californica L. P. Janeway; B. Castro 2001-6-3 7097 Colusa Inner North Coast Ranges. Spring at Grapevine Flat, on top of Walker Ridge about 0.8 km east of Baldy Mountain. 884 Comment
  JEPS106501  Rosa californica L. P. Janeway, B. Castro 2001-6-3 7097 Colusa Inner North Coast Ranges. Spring at Grapevine Flat, on top of Walker Ridge about 0.8 km east of Baldy Mountain 884 Comment
  UC666171 Image available Rubus ursinus H. P. Olmo and S. W. Brown 1941-6-5 41053 Lake bog along state hgwy 20; Upper Clear Lake Region, Cold Spring; Cold Spring, Clear Lake Region, Lake Co. Comment
  UC666173  Rubus ursinus H. P. Olmo and S. W. Brown 1941-6-5 41053 Lake Cold Spring, State Highway 20 Upper Clear Lake Region; Cold Spring, upper Clear Lake region, Lake Co. Comment
  UCD163344  Rumex salicifolius Craig D. Thomsen 2007-7-31 s.n. Colusa Walker Ridge. East of Eaton Springs en route to Rathburn Mine. Comment
  CAS-BOT-BC102882  Salix breweri G. Ledyard Stebbins; Walter Knight; Irja Knight 1969-10-5 2780 Lake along Stanton Creek above ford on Bartlett Srpings-Leesville Road 457 Comment
  JEPS15274  Salix breweri Rimo Bacigalupi with G. L. Stebbins, Calvin McMillan and Peter Kamb 1950-4-16 3120 Lake 1 1/2 mi e Kowalski Ranch (along road down to Indian Valley (Bartlett Mtn. road)(B.M. 1593 ft)); Inner North Coast Ranges, Complexion Canyon Comment
  UC1005650  Salix breweri Frank W. Gould 1939-4-8 633 Lake 1.5 mi w county line (between Leesville and Lucerne, along small stream) Comment
  UC1049534  Salix breweri Rimo Bacigalupi 1950-4-16 3120 Lake 1 1/2 mi e Kowalski Ranch (along road down to Indian Valley (Bartlett Mtn. road) at B.M. 1593 (ft)); Inner North Coast Ranges, Complexion Canyon Comment
  UC1356325  Salix breweri Theodore J. Crovello 1965-4-26 686 Colusa along Bartlett Springs Rd. 2.5 mi w junction with Bear Valley Road Comment
  UC1356326  Salix breweri Theodore J. Crovello 1965-4-26 689 Lake along Bartlett Springs Rd. 4.8 mi w, along and within creek junction with Bear Valley Road; Complexion Creek Comment
  UCD162977  Salix breweri Jack Major 1963-5-4 s.n. Colusa In stream, west of Bear Valley on Bartlett Springs Road. (Exact location unknown. Coordinates estimated by label maker.) 518 Comment
  UCD163852  Salix breweri Craig D. Thomsen 2000-6-7 2368 a Colusa Bear Valley. About 7 miles north of Hwy 20. Comment
  UCD63762  Salix breweri Daniel Sanchez-Mata; Emin Ugurlu 2006-6-19 s.n. Lake Leesville-Barkerville. Bartlett Springs Road close to Complexion Canyon and Complexion Creek. 520 Comment
  UCD163851  Salix laevigata Craig D. Thomsen 2000-6-7 2368 b Colusa Bear Valley. About 7 miles north of Hwy 20. Comment
  HSC42015  Salix lasiolepis M. A. Baker 1977-4-24 236 Lake Bartlett Springs Rd. at Kilpepper Creek 503 Comment
  UCD163850  Salix lasiolepis Craig D. Thomsen 2000-6-7 2367 Colusa Bear Valley. About 7 miles north of Hwy 20. Comment
  HSC45697  Sanicula bipinnata Christopher Knopp 1978-4-23 23 Lake Barrel Springs Campground 701 Comment
  CHSC33050  Sanicula bipinnatifida Joanne Spitler; Patty Powers, Debbie Stamp, Cathy Railey, Cathy Ma 1980-4-19 6 Lake Coldsprings Campground, along access road to Indian Valley Dam. On the lower slopes of the campground. Comment
  HSC66015  Sanicula bipinnatifida Teri Bartkowski, Shane Feusier, Ruth Takaki, Carol Zimmerer 1980-4-19 2 Lake Coldsprings Campground, along access road to Indian Valley Dam. Comment
  CHSC83439  Schoenoplectus pungens L. P. Janeway 2002-5-2 7584 Lake Inner North Coast Ranges. At Bartlett Springs Road at ford across Kilpepper Creek; 1.9 km east of Indian Valley Reservoir. Along edge of Kilpepper Creek at the ford. 518 Comment
  JEPS105671  Schoenoplectus pungens L. P. Janeway 2002-5-2 7584 Lake Inner North Coast Ranges. At Bartlett Springs Road at ford across Kilpepper Creek; 1.9 km east of Indian Valley Reservoir. Along edge of Kilpepper Creek at the ford 518 Comment
  UCD84582  Scleranthus annuus Ellen Dean; C. Thomsen, G. Harrington, Davis Botanical Society 2010-6-5 6107 Lake Walker Ridge. Along Bartlett springs road just west of Walker Ridge Rd intersection. Meadow on south side of road. 647 Comment
  CHSC115002  Scribneria bolanderi 2015-4-28 20107 Lake Along poor dirt road by the rock barrier, Barrel Spring Meadow, about 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. 696 Comment
  JEPS123898  Scribneria bolanderi Lowell Ahart 2015-4-28 20107 Lake About 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. Comment
  JEPS21848  Scribneria bolanderi John R. Swanson 1958-4-26 308 Colusa 1.4 mi w of Bear Valley (on road toward Bartlett Springs) 609 Comment
  UCD163345  Scribneria bolanderi Craig D. Thomsen 2000-5-11 2351 Colusa Walker Ridge. Buck Flat. 129 Comment
  UCD83760  Scribneria bolanderi Ellen Dean; G. Harrington, K. Mawdsley, J. Shepard 2010-5-1 5956 Colusa Colusa County. Walker Ridge. Along Walker Ridge Road, Buck Flat. 875 Comment
  CHSC71432  Scutellaria siphocampyloides Vernon H. Oswald; Lowell Ahart 1998-7-15 9289 Lake East side of county near Barrel Spring on the east side of Baldy Mtn. and west of Walker Ridge Rd. 0.8 mi south of Bartlett Springs Rd. Along the edge of an intermittent stream. 640 Comment
  CHSC78664  Scutellaria siphocampyloides L. P. Janeway 2000-5-30 6750 Lake Inner North Coast Ranges. Spring and rocky drainage on northeast side of Bartlett Springs road 1.1 km northwest of Walker Ridge summit. 631 Comment
  JEPS62904  Scutellaria siphocampyloides W. L. Jepson 1938-6-9 18963 Lake e of Indian Valley (Complexion Canyon); Complexion Canyon 579 Comment
  JEPS62909  Scutellaria siphocampyloides W. L. Jepson 1920-5-23 8992 Lake Indian Valley, ne Lake County Indian Valley 457 Comment
  JEPS93798  Scutellaria siphocampyloides Vernon H. Oswald and Lowell Ahart 1998-7-15 9289 Lake 0.8 mi s of Bartlett Springs Road (e side of county near Barrel Spring on e side of Baldy Mountain and w of Walker Ridge Road); Baldy Mountain 640 Comment
  SBBG118101  Scutellaria siphocampyloides C. Bornstein, E. Collins, R. Lutsko 2004-6-18 Lake Bartlett Springs Rd, W of Walker Ridge Rd 618 Comment
  SD29270  Scutellaria siphocampyloides W. L. Jepson 1938-6-9 18963 Lake Complexion CaA'on east of Indian Valley. 579 Comment
  UCD163353  Scutellaria siphocampyloides Craig D. Thomsen 2000-5-11 2347 Lake Walker Ridge. Cold Springs area, BLM campground. Comment
  UCD84579  Scutellaria siphocampyloides Ellen Dean; C. Thomsen, G. Harrington, Davis Botanical Society 2010-6-5 6104 Lake Walker Ridge. Along Bartlett springs road just west of Walker Ridge Rd intersection. Meadow on south side of road. 647 Comment
  HSC41832  Scutellaria tuberosa Rick Cooper 1977-4-24 46 Lake Along Walker Ridge Rd. above Barrel Springs Campground 701 Comment
  UCD83686  Sedum spathulifolium John Rosenthal; with PLB 102 class 2010-5-2 7 Lake West slope of Walker Ridge. Along Bartlett Springs Road, west of the Kilpepper Creek low water bridge, and just west of high water bridge over main creek. South side of road. 492 Comment
  HSC41898  Sedum spathulifolium var. spathulifolium M. A. Baker 1977-4-24 226 Lake Bartlett Springs Rd. at Kilpepper Creek 503 Comment
  GH11914  Senecio clevelandii D. Cleveland 1882-06-01 - 1882-07-01 Unknown Indian Valley Comment
  RSA700356  Senecio clevelandii L. P. Janeway, B. Castro 2001-6-3 7103 Colusa At Buck Flat: East side of Walker Ridge at head of Gaither Canyon; about 1.3 km. south-southeast of Baldy Mountain. 872 Comment
  SEINET13710303  Senecio clevelandii Lowell William Ahart, Lowell William Ahart 2003-1 10393 Lake Serpentine Area at Barrell Spring, 2 Mi. W of Bear Valley (39 Deg 08'51.2"N, 122 Deg 28'41.5"W) 1302 Ft. 397 Comment
  RSA10727  Senecio greenei C. B. Wolf 1928-5-7 2099 Lake 6 miles east of Houghs Mineral Springs on the road to Williams. Comment
  UCD83632  Senecio vulgaris Fanny Ye; with PLB 102 class 2010-5-2 3 Lake W slope of Walker Ridge. Bartlett Springs Road. West of Bartlett Springs Road/Kilpepper Creek intersection, and just west of the high-water bridge. Along roadside. 492 Comment
  CHSC70984  Sidalcea diploscypha Vernon Oswald; Lowell Ahart 1998-5-7 9003 Colusa Bartlett Springs Rd. 2.1 mi west of Bear Valley Rd., 0.8 mi east of Sawtelle Valley and Grapevine Flat roads. 524 Comment
  CHSC71437  Sidalcea diploscypha Vernon H. Oswald; Lowell Ahart 1998-7-15 9293 Lake East side of county near Barrel Spring on the east side of Baldy Mtn. and west of Walker Ridge Rd. 0.8 mi south of Bartlett Springs Rd. 640 Comment
  HSC87050  Sidalcea diploscypha L. Blackford, S. Branch, D. Malm 1988-4-16 67 Colusa 2 mi. W on Brim Rd. from corner of Brim Rd. and Bear Valley Rd. 518 Comment
  JEPS94196  Sidalcea diploscypha Vernon Oswald and Lowell Ahart 1998-5-7 9003 Colusa Bartlett Springs Rd. 2.1 mi. w. of Bear Valley Rd., 0.8 mi. e. of Sawtelle Valley and Grapevine Flat Rds. 524 Comment
  JEPS97937  Sidalcea diploscypha Vernon H. Oswald 1998-7-15 9293 Lake East side of county near Barrel Spring on the east side of Baldy Mtn. and west of Walker Ridge Rd. 0.8 mi south of Bartlett Springs Rd. 640 Comment
  UCR52397  Sidalcea diploscypha N. Williams, Terry Hines, Ellen Purcell 1988-4-16 53 Colusa 2 mi W on Brim Rd. from Bear Valley Rd. intersection 518 Comment
  POM298624  Sidalcea glaucescens Lincoln Constance, R. H. Shan 1946-6-2 3074 Lake Bartlett Springs Road, 4.5 miles southwest of Leesville. 549 Comment
  JEPS50057  Sidalcea hartwegii W. L. Jepson 1920-5-23 8987 Lake Indian Valley Indian Valley (ne Lake Co.) Comment
  RSA42336  Sidalcea hartwegii Lincoln Constance, R. H. Shan 1946-6-2 3074 Lake Bartlett Springs Road, 4.5 miles southwest of Leesville. 549 Comment
  UCD163840  Sidalcea hartwegii Craig D. Thomsen 2001-4-12 2470 Colusa Bear Valley. About 7 miles north of Hwy 20. Comment
  UC735122  Sidalcea hirsuta Lincoln Constance and Ren Hwa Shan 1946-6-2 3074 Lake Bartlett Springs Road 4.5 mi sw Leesville; sw of Leesville 548 Comment
  UC584175  Sidalcea keckii J. Clausen 1935-5-20 1013 Colusa on Bartlett Springs road 18 mi w Williams; w of Williams Comment
  RSA10713  Silene californica C. B. Wolf 1928-5-7 2117 Lake 7 miles east of Houghs Mineral Springs on the road to Williams. Comment
  UC120153  Silene californica D. C. 1882-7-1 Lake Indian Valley Comment
  UCD163341  Silene campanulata Craig D. Thomsen 2009-5-3 2812 Lake Walker Ridge, just south of Cold Spring Mountain 6.5 miles north of Hwy 20. Vicinity of Walker Ridge Rd. Along fire break road, just south of guard rail. View of Indian Valley Reservoir to the north. 1066 Comment
  CAS-BOT-BC174867  Silene campanulata subsp. glandulosa L. R. Abrams 1928-5-7 12579 Lake Canyon between Leesville and Hough's Springs Comment
  CAS-BOT-BC174868  Silene campanulata subsp. glandulosa Doris K. Kildale 1928-5-7 5009 Lake 7 miles east of Hough's Mineral Springs Comment
  HSC41944  Silene campanulata subsp. glandulosa Richard G. Runyon 1977-4-24 29 Lake Barrel Springs Campground 701 Comment
  HSC66653  Silene laciniata subsp. californica Cathie Goldberg, Lauren Philbrick, Lynn Kunstman, Geoff Walsh 1980-4-19 7 Lake Coldsprings Campground, along access road to Indian Valley Dam. Comment
  CHSC114941  Sisyrinchium bellum Lowell Ahart 2015-4-10 20012 Colusa In a small meadow, on the south side of Brim Road, about 2 miles west of the intersection of Bear ValleyRoad and Brim Road, about 17 miles (air) west of Williams. Meadow in Chaparral. 500 Comment
  HSC45520  Sisyrinchium bellum M. Alcasas 1978-4-23 53 Lake Barrel Springs Campground. 701 Comment
  JEPS124213  Sisyrinchium bellum Lowell Ahart 2015-4-10 20012 Colusa About 2 miles west of the intersection of Bear Valley Road and Brim Road, about 17 miles (air) west of Williams. Comment
  UCR139084  Sisyrinchium bellum A. Skelly, G. McCabe, B. Bletcher 1996-5-4 37 Colusa 8.4 mi north of Indian Res. Road, on Walker Ridge Road; 57 mi east of Hwy 101 on Hwy 20 701 Comment
  CHSC32938  Solanum parishii Debbie Stamp; J. Spilter, C. Railey, P. Powers, C. Macdonald 1980-4-19 4 Lake Coldsprings Campground, along access road to Indian Valley Dam. On the lower slopes of the campground. Comment
  HSC41467  Solanum parishii Richard Runyon 1977-4-24 35 Colusa Along Walker Ridge Rd. above Barrel Springs Campground 701 Comment
  HSC41848  Solanum parishii N. G. Sugihara 1977-4-24 38 Colusa Walker Ridge Rd. above Barrel Springs Campground 701 Comment
  HSC42017  Solanum parishii M. A. Baker 1977-4-24 222 Colusa Walker Ridge Rd. above Barrel Springs Campground 701 Comment
  HSC66660  Solanum parishii D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-4-19 1 Lake Coldsprings Campground, along access rd. to Indian Valley Dam Comment
  NY821128  Solanum parishii A. A. Heller 1919-5-10 13144 Lake Valley of a tributary of Cache creek 5 miles east of Hough's Springs Comment
  UCD126971  Solanum parishii Cathie Goldberg; Lauren Philbrick, Lynn Kunstman, Geoff Walsh 1980-4-19 s.n. Lake Coldsprings Campground, along access road to Indian Valley Dam. Comment
  UCD126972  Solanum parishii A. A. Heller 1919-5-10 13144 Lake valley of a tributary of Cache creek 5 miles east of Hough's Springs. Comment
  A244865  Solanum umbelliferum A. A. Heller 1919-5-10 13144 Unknown Valley of the tributary of Cache creek 5 miles east of Hough's Springs Comment
  CAS-BOT-BC154697  Solanum umbelliferum A. A. Heller 1919-5-10 13144 Lake Valley of a tributary of Cache Creek 5 miles east of Hough's Springs Comment
  CAS-BOT-BC83640  Solanum umbelliferum A. A. Heller 1919-5-10 13144 Lake Valley of a tributary of Cache creek 5 miles E of Hough's Springs Comment
  GH244868  Solanum umbelliferum A. A. Heller 13144 Unknown Valley of a tributary of Cache creek 5 miles east of Hough's Springs Comment
  RSA702775  Solidago canadensis L. Ahart 2004-10-4 11428 Lake Along the stream that flows into Indian Valley Reservoir, the northeast part of the reservoir, on the south side of Bartlett Springs Road. 459 Comment
  CDA8725  Solidago canadensis subsp. elongata L. Ahart 2004-10-4 11428 Lake Along the stream that flows into Indian Valley Reservoir, the northeast part of the reservoir, on the south side of Bartlett Springs Road. Comment
  CHSC89432  Solidago elongata Lowell Ahart 2004-10-4 11428 Lake Along the stream that flows into Indian Valley Reservoir, the northeast part of the reservoir, on the south side of Bartlett Springs Road. 458 Comment
  JEPS105951  Solidago elongata Lowell Ahart 2004-10-4 11428 Lake Along the stream that flows into Indian Valley Reservoir, the northeast part of the reservoir, on the south side of Bartlett Springs Road 458 Comment
  UCD83815  Solidago elongata Ellen Dean; G. Harrington, K. Mawdsley, J. Shepard 2010-5-1 5962 Lake Walker Ridge, along Bartlett Springs Rd. on the western slope of Walker Ridge, near low water bridge. 509 Comment
  CDA41016  Stachys ajugoides var. rigida L. Ahart 2004-10-4 s.n. Lake Below the high water line of Indian Valley Reservoir, along the stream in the northeast part of the reservoir, on the south side of Bartlett Springs Road. Comment
  CHSC89542  Stachys ajugoides var. rigida Lowell Ahart 2004-10-4 11434 Lake Below the high water line of Indian Valley Reservoir, along the stream in the northeast part of the reservoir, on the south side of Bartlett Springs Road. 446 Comment
  JEPS105949  Stachys ajugoides var. rigida Lowell Ahart 2004-10-4 11434 Lake Below the high water line of Indian Valley Reservoir, along the stream in the northeast part of the reservoir, on the south side of Bartlett Springs Road 446 Comment
  CDA11235  Stachys albens G. F. Hrusa 1994-8-13 11911 Lake North Coast Biodiversity Arena; Barrel Springs Creek near confluence with Kilpepper Creek. Road from Bear Valley to Bartlett Springs. Comment
  CHSC106246  Stachys albens B. Castro; L. P. Janeway 2001-6-3 1256 Colusa Inner North Coast Ranges. Spring at Grapevine flat, on top of Walker Ridge about 0.5 mi E of Baldy Mountain. East-facing slope/bench with large springy/meadowy area. 880 Comment
  CHSC71433  Stachys albens Vernon H. Oswald; Lowell Ahart 1998-7-15 9268 Colusa Bartlett Springs Rd. 1.6 mi west of Bear Valley Rd. 487 Comment
  JEPS94680  Stachys albens Vernon H. Oswald and Lowell Ahart 1998-7-15 9268 Colusa Bartlett Springs Rd. 1.6 mi w Bear Valley Rd. 487 Comment
  JEPS94742  Stachys albens Vernon H. Oswald and Lowell Ahart 1998-7-15 9268 Colusa Bartlett Springs Road 1.6 mi w of Bear Valley Road; Bartlett Springs Road 487 Comment
  RSA702781  Stachys albens L. Ahart 2004-10-4 11434 Lake Below the high water line of Indian Valley Reservoir, along the stream in the northeast part of the reservoir, on the south side of Bartlett Springs Road. 447 Comment
  UCD144407  Stachys albens G. F. Hrusa 1994-8-1 11911 Lake Barrel Springs Creek near confluence with Kilpepper Creek. Road from Bear Valley to Bartlett Springs. (Original coordinates printed on label corrected in 2015 to coordinates displayed in this record) Comment
  HSC97120  Stachys rigida var. rigida L. Ahart 2004-10-4 11434 Lake NE part of Indian Valley Reservoir, S side of Bartlett Springs Rd. 447 Comment
  UCD112598  Stellaria nitens Christopher Mallek 2008-4-17 WR2- 2 Colusa Walker Ridge. Border of Colusa and Lake Counties. 802 Comment
  UCD18198  Streptanthus brachiatus Ellen Dean; With F. Hrusa, J. Price, Davis Botanical Society 2001-5-12 760 Lake NE of Indian Creek Reservoir, Walker Ridge near Kilpepper Creek Drainage, S side of Bartlett Springs Rd., S of Bartlett Springs Creek. 518 Comment
Read comments Jan 21 2009
  GH422017  Streptanthus breweri L. Constance & R. H. Shan 1946-6-2 3075 Unknown Bartlett Springs road 4.5 miles southwest of Leesville 548 Comment
  HSC25610  Streptanthus breweri J. P. Smith, J. O. Sawyer 1971-6-6 4750 Lake S of Kulpepper Creek on Bartlett Spring Rd., Complexion Canyon Comment
  HSC25702  Streptanthus breweri J. P. Smith, J. O. Sawyer 1971-6-6 4760 Lake Kowalski Ranch in Little Indian Valley, along Stanton Creek Comment
  JEPS96910  Streptanthus breweri Dean W. Taylor 1998-6-23 16706 Colusa Walker Ridge, along BLM access road 929 Comment
  RSA245239  Streptanthus breweri J. P. Smith, John Sawyer 1971-6-6 4760 Lake Kowalski Ranch in Little Indian Valley, along Stanton Creek Comment
  UCD110407  Streptanthus breweri Daniel Slakey; CNPS volunteers 2011-6-12 3 Colusa Walker Ridge. Brim Rd., 1/4 mile E of Walker Ridge Rd. Population extends about 1 mile farther east. 647 Comment
  UCD158696  Streptanthus breweri James A. Neilson Jr. 1983-6-18 4101 Lake Walker Ridge. Crest located 0.5 mi S of Cold Spring Mtn. 1066 Comment
  UCD164316  Streptanthus breweri Ryan O'Dell 2010-7-1 s.n. Colusa UTM zone 10, 545440 4334598. [UTM coordinates place this location on east side of Walker Ridge along Bartlett Springs Road.] Comment
  CHSC71421  Streptanthus breweri var. breweri Vernon H. Oswald; Lowell Ahart 1998-7-15 9301 Lake East side of county on Walker Ridge Rd. 6.2 mi south of Bartlett Springs Rd., 8.3 mi north of Hwy. 20. 1036 Comment
  CHSC83441  Streptanthus breweri var. breweri L. P. Janeway 2002-5-2 7583 Lake Inner North Coast Ranges. At Bartlett Springs Road at ford across Kilpepper Creek; 1.9 km east of Indian Valley Reservoir. 518 Comment
  JEPS93793  Streptanthus breweri var. breweri Vernon H. Oswald and Lowell Ahart 1998-7-15 9301 Lake e side of county on Walker Ridge Road 6.2 mi s of Bartlett Springs Road (8.3 mi n of Highway 20); Walker Ridge Road 1036 Comment
  UC1492726  Streptanthus breweri var. breweri Freed W. Hoffman 1950-6-30 3435 Lake e Indian Valley (14.5 mi e of Bartlett Springs); North Coast Ranges, Complexion Creek Comment
  UC735119  Streptanthus breweri var. breweri Lincoln Constance and Ren Hwa Shan 1946-6-2 3075 Lake Bartlett Springs rd 4.5 mi sw Leesville 548 Comment
  CHSC71422  Streptanthus drepanoides Vernon H. Oswald; Lowell Ahart 1998-7-15 9275 Colusa Bartlett Springs Rd. 2.6 mi west of Bear Valley Rd., 0.3 mi east of Sawtelle Valley and Grapevine Flat roads. On a roadcut. 624 Comment
Read comments Jul 24 2018
  JEPS93866  Streptanthus drepanoides Vernon H. Oswald and Lowell Ahart 1998-7-15 9275 Colusa Bartlett Springs Road 2.6 mi w of Bear Valley Road (0.3 mi e of Sawtelle Valley and Grapevine Flat Roads) 624 Comment
Read comments Jul 24 2018
  HSC47704  Streptanthus glandulosus J. P. Smith, J. O. Sawyer 1978-4-29 9786 Lake Complexion Canyon on Bartlett Springs Rd. Comment
  JEPS16222  Streptanthus glandulosus subsp. glandulosus Rimo Bacigalupi and Arthur Holmgren 1950-4-26 3183 Colusa burned slope just w base of grade to Indian Valley (Bartlett Mt. Road) (just w of Bear Valley); Inner North Coast Ranges Comment
  UC1053422  Streptanthus glandulosus subsp. glandulosus Rimo Bacigalupi and Arthur Holmgren 1950-4-26 3183 Colusa burned slope just w base of the grade to Indian Valley (Bartlett Mt. Rd.) (just w of Bear Valley); Inner North Coast Ranges Comment
  CDA10941  Streptanthus morrisonii G. F. Hrusa 1994-5-15 11862 Lake North Coast Biodiversity Arena; Junction of Kilpepper Creek and Barrel Springs, off Bartlett Springs Rd. 533 Comment
  HSC31838  Streptanthus morrisonii Maralyn O'Meara, Gary S. Lester 1974-5-4 356 Lake Complexion Canyon, on road to Kowalski Ranch, S of Kulpepper Creek 457 Comment
  HSC38585  Streptanthus morrisonii J. P. Smith, J. O. Sawyer 1971-6-6 4760 Lake Kowalski Ranch in Little Indian Valley, along Stanton Creek Comment
  HSC42035  Streptanthus morrisonii Rich White 1977-4-24 38 Lake Bartlett Springs Rd. at Kilpepper Creek 503 Comment
  HSC42874  Streptanthus morrisonii Rick Cooper 1977-4-24 49 Lake Bartlett Springs Rd. at Kilpepper Creek 503 Comment
  UCD164309  Streptanthus morrisonii Ryan O'Dell 2010-7-1 s.n. Lake UTM zone 10, 542628, 4335377. [UTM coordinates place this location at west side of Walker Ridge, south side of Bartlett Springs Road, opposite Kilpepper Creek drainage.] 541 Comment
  UCD74344  Streptanthus morrisonii G. L. Stebbins 1968-5-12 6688 Lake Walker Ridge. East of Indian Valley, West of Leesville, near road to Bartlett Springs, south side of Complexion Canyon. (Exact location unknown. Coordinates estimated by label maker. Note: Date in notebook for this collection is May 12 but labels made by Stebbins at CAS say May 15.) 518 Comment
  UCD81470  Streptanthus morrisonii G. L. Stebbins 1968-5-15 6688 Lake Walker Ridge. East of Indian Valley, West of Leesville, near road to Bartlett Springs, south side of Complexion Canyon. (Exact location unknown. Coordinates estimated by label maker. Note: Date in notebook for this collection is May 12 but labels made by Stebbins at CAS say May 15.) 518 Comment
  UCR71158  Streptanthus morrisonii subsp. morrisonii L. F. LaPre 1986-5-30 s.n. Colusa Bartlet Springs Rd. 0.3 mi east of Lake Co. line 622 Comment
  UCR141627  Styrax officinalis var. californicus Roman Gankin 1959-4-19 330 Colusa Along road to Walker Ridge from Bear Valley Comment
  CDA20972  Styrax officinalis var. redivivus G. F. Hrusa 1993-5-2 10885 Lake North Coast Ranges; N end of Walker ridge above Bear Valley. Comment
  CHSC71005  Styrax officinalis var. redivivus Vernon Oswald; Lowell Ahart 1998-5-7 8996 Colusa Bartlett Springs Rd. 1.6 mi west of Bear Valley Rd. 487 Comment
  JEPS16208  Styrax officinalis var. redivivus Rimo Bacigalupi and Arthur Holmgren 1950-4-26 3187 Lake on Bartlett Mt. Road grade up over first ridge w Bear Valley (just w of Colusa-Lake County line); Inner North Coast Ranges, w of Bear Valley Comment
  JEPS32516  Styrax officinalis var. redivivus W. L. Jepson 1920-5-23 8983 Lake Canyon e Stanton (ne Lake Co.) Comment
  UC1053471  Styrax officinalis var. redivivus Rimo Bacigalupi and Arthur Holmgren 1950-4-26 3187 Lake on Bartlett Mt. Road grade up over first ridge w Bear Valley (just w of Colusa-Lake County line); Inner North Coast Ranges Comment
  CAS-BOT-BC48034  Styrax redivivus L. R. Abrams 1928-5-7 12577 Lake Canyon between Leesville and Hough's Springs Comment
  CAS-BOT-BC48036  Styrax redivivus Doris K. Kildale 1928-5-7 5007 Lake 7 miles east of Hough's Mineral Springs Comment
  CAS-BOT-BC48090  Styrax redivivus F. P. Cronemiller 1925-7-8 50672 Lake Complexion Spring 609 Comment
  HSC21375  Styrax redivivus C. B. Wolf 1928-5-7 2115 Lake 7 mi. E of Hough's Mineral Springs on rd. to Williams Comment
  HSC60473  Styrax redivivus J. P. Smith 1977-4-24 9039 Colusa Along Walker Ridge Rd. above Barrel Springs Campground 701 Comment
  HSC92105  Styrax redivivus John Cromwell, Julie Schneider, A. Thoele 1994-4-23 42 Lake Walker Ridge, below intersection of Walker Ridge Rd. and Bartlett Springs Rd. about 1.0 mi. down Brim Grade 610 Comment
  POM332465  Styrax redivivus J. P. Smith 1977-4-24 9039 Colusa Along Walker Ridge Road above Barrel Springs Campground. 701 Comment
Read comments Jul 31 2014
  RSA10715  Styrax redivivus Carl B. Wolf 1928-5-7 2115 Lake 7 miles east of Houghs Mineral Springs on the road to Williams. Comment
  RSA388855  Styrax redivivus Clinton C. Shock 1980-5-3 68 Colusa 2 miles W of base of Bear Valley, 14.6 miles north of State Hwy 20. East of Walker Ridge. 488 Comment
  UCD119103  Styrax redivivus Roman Gankin 1965-5-5 518 Colusa On Bartlett Springs Road from Bear Valley, ca. 2 miles west of junction with Lodoga Road. Comment
  UCD163316  Styrax redivivus Craig D. Thomsen 1997-4-13 1905 Colusa Bear Valley. About 6 miles north of Hwy 20. Vicinity of Trout Creek, north of Deadshot Canyon. Comment
  UCD163844  Styrax redivivus Craig D. Thomsen 2000-6-1 s.n. Colusa Bear Valley. About 7 miles north of Hwy 20. Comment
  UCD18644  Styrax redivivus Roman Gankin 1959-4-19 330 Colusa along road to Walker Ridge from Bear Valley. Comment
  UCD18702  Styrax redivivus Roman Gankin 1959-4-19 330 Colusa along road to Walker Ridge from Bear Valley. Comment
  HSC48464  Taraxacum erythrospermum J. P. Smith 1978-4-23 9751 Lake Barrel Springs Campgound 701 Comment
  UCD163838  Tetrapteron graciliflorum Craig D. Thomsen 2001-4-12 2467 Colusa Bear Valley. About 7 miles north of Hwy 20. Comment
  HSC47456  Thysanocarpus curvipes J. P. Smith 1978-4-23 9749 Lake Barrel Springs Campgound 701 Comment
  UCD83631  Thysanocarpus curvipes subsp. curvipes Fanny Ye; with PLB 102 class 2010-5-2 2 Lake W slope of Walker Ridge. Bartlett Springs Road. West of Bartlett Springs Road/Kilpepper Creek intersection, and just west of the high-water bridge. Along roadside. 492 Comment
  CAS-BOT-BC234976  Torreya californica Ellen Dean; G. Harrington; K. Mawdsley; J. Shepard 2010-5-1 5950 Colusa Walker Ridge. Along Walker Ridge Road. 10 road miles N of intersection with Hwy 20. Just N of radio tower at Cold Spring Mountain on border with Lake County 971 Comment
  HSC25608  Torreya californica J. P. Smith, J. O. Sawyer 1971-6-6 4739 Lake Bulk Collection # 32 Comment
  SEINET3876239 Image available Torreya californica James P. Smith, John Sawyer 1972-2-12 5053 Lake Walker Ridge Road; south of Baldy Mountain near the boundary of Lake and Colusa County.; 0 Comment
  UCD83753  Torreya californica Ellen Dean; G. Harrington, K. Mawdsley, J. Shepard 2010-5-1 5950 Colusa Walker Ridge. Along Walker Ridge Road. 10 road miles N of intersection with Hwy 20. Just N of radio tower at Cold Spring Mountain on border with Lake County. 971 Comment
  UCD112603  Toxicoscordion Christopher Mallek 2008-4-17 s.n. Colusa Walker Ridge. Border of Colusa and Lake Counties. 802 Comment
  CHSC83454  Toxicoscordion micranthum L. P. Janeway 2002-5-2 7569 Lake Inner North Coast Ranges. Uppermost meadow of Sawtelle Valley; northern end of Walker Ridge. 686 Comment
  UCD81861  Toxicoscordion venenosum Ellen Dean; K. Mawdsley,G. Harrington,R. Wilmarth,B. Rice,E. Salvia 2009-5-27 5744 a Lake Walker Ridge. Picnic area near Cold Spring. 912 Comment
  UCD84564  Tragopogon dubius Ellen Dean; C. Thomsen, G. Harrington, Davis Botanical Society 2010-6-5 6089 Lake Walker Ridge. Picnic Area near wetland/marsh. 899 Comment
  UCD84566  Tragopogon porrifolius Ellen Dean; C. Thomsen, G. Harrington, Davis Botanical Society 2010-6-5 6091 Lake Walker Ridge. Picnic Area near wetland/marsh. 899 Comment
  CDA40995  Trichostema laxum L. Ahart 2004-10-4 11436 Lake Below the high water line of Indian Valley Reservoir, along the stream in the northeast part of the reservoir, on the south side of Bartlett Springs Road. Comment
  CHSC71434  Trichostema laxum Vernon H. Oswald; Lowell Ahart 1998-7-15 9279 Lake East side of county near Barrel Spring on the east side of Baldy Mtn. and west of Walker Ridge Rd. 0.8 mi south of Bartlett Springs Rd. 640 Comment
  CHSC79526  Trichostema laxum G. F. Hrusa 1994-8-13 11908 Lake North Coast Biodiversity Area. In dry creekbed of Barrel Springs Creek near confluence with Kilpepper Creek. Road from Bear Valley to Bartlett Springs. Comment
  CHSC89453  Trichostema laxum Lowell Ahart 2004-10-4 11436 Lake Below the high water line of Indian Valley Reservoir, along the stream in the northeast part of the reservoir, on the south side of Bartlett Springs Road. 446 Comment
  HSC97049  Trichostema laxum L. Ahart 2004-10-4 11436 Lake NE part of Indian Valley Reservoir, S side of Bartlett Springs Rd. 447 Comment
  JEPS105950  Trichostema laxum Lowell Ahart 2004-10-4 11436 Lake Below the high water line of Indian Valley Reservoir, along the stream in the northeast part of the reservoir, on the south side of Bartlett Springs Road 446 Comment
  JEPS94753  Trichostema laxum Vernon H. Oswald and Lowell Ahart 1998-7-15 9279 Lake 0.8 mi s of Bartlett Springs Road (e side of County near Barrel Spring on e side of Baldy Mountain and w of Walker Ridge Road); Baldy Mountain 640 Comment
  RSA134397  Trichostema laxum Harlan Lewis, M. Lewis 1951-7-11 1241 Lake 9.2 miles E of Allen Springs. Comment
  RSA702780  Trichostema laxum L. Ahart 2004-10-4 11436 Lake Below the high water line of Indian Valley Reservoir, along the stream in the northeast part of the reservoir, on the south side of Bartlett Springs Road. 447 Comment
  RSA800328  Trichostema laxum Sandra M. Namoff, Eric Carter 2013-6-16 82 Lake North of Hwy. 20 take Bear Valley Rd to Brim Rd, population is 0.5 miles N of intersection of Brim Rd and Bartlett Springs Rd. 693 Comment
  UC1183604  Trichostema laxum H. and M. Lewis 1951-7-11 1241 Lake 9.2 mi E of Allen Springs Comment
  UCD125872  Trichostema laxum G. F. Hrusa 1994-8-13 11908 Lake Barrel Springs Creek near confluence with Kilpepper Creek. Road from Bear Valley to Bartlett Springs. North Coast Biodiversity Arena. (Original coordinates printed on label corrected in 2015 to coordinates displayed in this record) 450 Comment
  UCD125876  Trichostema laxum Vernon H. Oswald; Lowell Ahart 1998-7-15 9279 Lake East side of county near Barrel Spring on the east side of Baldy Mountain and west of Walker Ridge Rd. 0.8 mi south of Barlett Springs Rd. 640 Comment
  UCLA30920  Trichostema laxum H. and M. Lewis 1951-7-11 1241 Lake 9.2 mi E of Allen Springs Comment
  CHSC70981  Trifolium albopurpureum var. dichotomum Vernon Oswald; Lowell Ahart 1998-5-7 9001 Colusa Bartlett Springs Rd, 2.1 mi west of Bear Valley Rd., 0.8 mi east of Sawtelle Valley and Grapevine Flat roads. 524 Comment
  JEPS94797  Trifolium albopurpureum var. dichotomum Vernon Oswald and Lowell Ahart 1998-5-7 9001 Colusa Bartlett Springs Road 2.1 mi w of Bear Valley Road (0.8 mi e of Sawtelle Valley and Grapevine Flat Roads); Bartlett Springs Road 524 Comment
  CHSC115392  Trifolium bifidum var. bifidum Lowell Ahart 2015-4-10 20009 Colusa In a small meadow, on the south side of Brim Road, about 2 miles west of the intersection of Bear Valley Road and Brim Road, about 17 miles (air) west of Williams. 500 Comment
  JEPS124214  Trifolium bifidum var. bifidum Lowell Ahart 2015-4-10 20009 Colusa About 2 miles west of the intersection of Bear Valley Road and Brim Road, about 17 miles (air) west of Williams. Comment
  CHSC115393  Trifolium bifidum var. decipiens Lowell Ahart 2015-4-10 20010 Colusa On the south side of Brim Road, about 2 miles west of the intersection of Bear Valley Road and Brim Road, about 17 miles (air) west of Williams. 500 Comment
  JEPS124242  Trifolium bifidum var. decipiens Lowell Ahart 2015-4-10 20010 Colusa About 2 miles west of the intersection of Bear Valley Road and Brim Road, about 17 miles (air) west of Williams. Comment
  HSC89691  Trifolium gracilentum var. gracilentum William E. Avery, Mathew Henry Bergvall-Mensor, Steve Wilson 1989-4-15 Lake Blue Oak Campground, 7.7 mi. N of Hwy. 20 just W of Walker Ridge Rd. 152 Comment
  JEPS104095  Trifolium obtusiflorum Lowell Ahart 2003-7-14 10400 Lake Along a stream, on the w side of the second causeway going sw on Bartlett Springs Rd, Indian Valley Reservoir. 449 Comment
  CHSC94927  Triteleia laxa K. Lang; Classmates 2005-4-2 23 Lake Walker Ridge. 1000 Comment
  HSC60456  Triteleia laxa J. P. Smith 1977-4-24 9032 Lake Barrel Springs Campground 701 Comment
  CHSC71456  Triteleia peduncularis Vernon H. Oswald; Lowell Ahart 1998-7-15 9272 Colusa Bartlett Sptings Rd. 1.6 mi west of Bear Valley Rd. 487 Comment
  CHSC71457  Triteleia peduncularis Vernon H. Oswald; Lowell Ahart 1998-7-15 9292 Lake East side of county near Barrel Spring on the east side of Baldy Mtn. And west of Walker Ridge Road 0.8 mi south of Bartlett Springs Rd. 640 Comment
  HSC25704  Triteleia peduncularis J. P. Smith, J. O. Sawyer 1971-6-6 4758 Lake Kowalski Ranch in Little Indian Valley, along Stanton Creek Comment
  JEPS93801  Triteleia peduncularis Vernon H. Oswald and Lowell Ahart 1998-7-15 9272 Colusa Bartlett Springs Road 1.6 mi w of Bear Valley Road; Bartlett Springs Road 487 Comment
  JEPS94689  Triteleia peduncularis Vernon H. Oswald and Lowell Ahart 1998-7-15 9292 Lake e side of county near Barrel Spring (on e side of Baldy Mountain and w of Walker Ridge Road 0.8 mi s of Bartlett Springs Road); Baldy Mountain 640 Comment
  JEPS94757  Triteleia peduncularis Vernon H. Oswald and Lowell Ahart 1998-7-15 9292 Lake e side of county near Barrel Spring (on e side of Baldy Mountain and w of Walker Ridge Road 0.8 mi s of Bartlett Springs Road); Baldy Mountain 640 Comment
  RSA245018  Triteleia peduncularis J. P. Smith, John Sawyer 1971-6-6 4758 Lake Kowalski Ranch in Little Indian Valley; along Stanton Creek. Comment
  RSA466276  Triteleia peduncularis L. F. LaPre, K. Campbell 1987-6-29 s.n. Lake Barrel Springs Camp, NE of Clear Lake at Colusa Co. line, on Walker Pass Road Comment
  RSA489229  Triteleia peduncularis James L. Reveal 1988-6-2 6989 Lake Barrel Springs area just west of the Walker Ridge Road, 1 mile south of the Bartlett Springs Road and about 15 miles north of Hwy 20. 762 Comment
  SBBG118112  Triteleia peduncularis C. Bornstein, E. Collins, R. Lutsko 2004-6-18 Lake Bartlett Springs Rd, W of Walker Ridge Rd 618 Comment
  SD6387  Triteleia peduncularis Daniel Cleveland 1882-6-13 Lake Indian Valley. Comment
  UC143029  Triteleia peduncularis D. Cleveland 1882-6-13 Lake Indian Valley Comment
  UCD81862  Triteleia peduncularis Ellen Dean; K. Mawdsley,G. Harrington,R. Wilmarth,B. Rice,E. Salvia 2009-5-27 5745 Lake Walker Ridge. Picnic area near Cold Spring. 912 Comment
  UCR50154  Triteleia peduncularis L. F. LaPre, K. Campbell 1987-6-29 s.n. Lake Inner North Coast Ranges, Barrel Spring Camp, NE of Clear Lake at Colusa Co. line, on Walker Ridge Rd Comment
  HSC27282  Umbellularia californica J. P. Smith, J. O. Sawyer 1972-4-1 5171 Lake 8.8 mi. N of junction of SR 20 and Walker Ridge Rd. Comment
  UCD83627  Umbellularia californica Adam Clause; with PLB 102 class 2010-5-2 6 Lake W slope of Walker Ridge. Bartlett Springs Road. West of Bartlett Springs Road/Walker Ridge Road junction, and east of Bartlett Springs Road/Kilpepper Creek intersection. 10 m south of the road, down a slope leading to the creek. 563 Comment
  UCD83752  Umbellularia californica Ellen Dean; G. Harrington, K. Mawdsley, J. Shepard 2010-5-1 5949 Colusa Walker Ridge. Along Walker Ridge Road. 10 road miles N of intersection with Hwy 20. Just N of radio tower at Cold Spring Mountain on border with Lake County. 971 Comment
  HSC41900  Uropappus lindleyi M. A. Baker 1977-4-24 228 Lake Little Indian Valley, floodplain of Stanton Creek 457 Comment
  HSC45706  Uropappus lindleyi Sheila Logan 1978-4-23 103 Lake Barrel Springs Campground. 701 Comment
  HSC46386  Uropappus lindleyi Catherine Chin 1978-4-23 46 Lake Barrel Springs Campground. 701 Comment
  HSC48463  Uropappus lindleyi J. P. Smith 1978-4-23 9752 Lake Barrel Springs Campgound 701 Comment
  JEPS104389  Verbena lasiostachys var. lasiostachys Lowell Ahart 2003-7-14 10407 Lake Along a stream, on the e side of the second causeway going sw on Bartlett Springs Rd, Indian Valley Reservoir. 449 Comment
  CDA11393  Viola douglasii G. F. Hrusa, K. van Katwyk 1995-4-22 12113 Lake Inner North Coast Ranges; Bartlett Springs road approx. 1/2 m. W of intersection with Walker Ridge Rd. Comment
  CHSC115198  Viola douglasii Lowell Ahart 2015-4-28 20095 Lake In the meadow, about 150 yards west of Barrel Spring Meadow, about 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intesection of Bear Valley Road and Brim Road, about 18 miles(air) west of Williams. 696 Comment
  CHSC49457  Viola douglasii Vernon Oswald 1986-5-12 2020 Lake Brim Rd. (Barlett Springs Rd.) 0.2 mi w of the road to Barell Spring. 624 Comment
  HSC41844  Viola douglasii N. G. Sugihara 1977-4-24 35 Lake Barrel Springs Campground 701 Comment
  HSC41945  Viola douglasii Richard G. Runyon 1977-4-24 26 Lake Barrel Springs Campground 701 Comment
  HSC44455  Viola douglasii R. York 1978-4-23 142 Lake Barrel Springs Campground. 701 Comment
  HSC45518  Viola douglasii M. Alcasas 1978-4-23 52 Lake Barrel Springs Campground. 701 Comment
  HSC45744  Viola douglasii Stephen Plant 1978-4-23 225 Lake Barrel Springs Campground 701 Comment
  JEPS123902  Viola douglasii Lowell Ahart 2015-4-28 20095 Lake About 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. Comment
  JEPS16209  Viola douglasii Rimo Bacigalupi, Arthur Holmgren 1950-4-26 3188 Lake between Bear Valley and Indian Valley (first summit on Bartlett Mountain Road); Inner North Coast Ranges Comment
  UC1053470  Viola douglasii Rimo Bacigalupi, Arthur Holmgren 1950-4-26 3188 Lake between Bear Valley and Indian Valley (first summit on Bartlett Mountain Road, at Colusa-Lake County line); Inner North Coast Ranges Comment
  UCR242998  Viola douglasii G. Robinson 1984-4-21 16 Colusa Inner North Coast Range, NW of Barrel Springs Campground (c. 200 m) off Barrel [Bartlett?] Springs Road, adjacent to water well 701 Comment
  HSC66595  Viola purpurea subsp. purpurea Debbie Stamp, Joanne Spitler, Cathy Railey, Patty Powers, Cathy Macdonald 1980-4-19 12 Lake Coldsprings Campground, along access road to Indian Valley Dam: across the access from the campground Comment
  HSC66656  Viola purpurea subsp. purpurea Cathie Goldberg, Lauren Philbrick, Lynn Kunstman, Geoff Walsh 1980-4-19 5 Lake Coldsprings Campground, along access road to Indian Valley Dam. Comment
  HSC66590  Viola purpurea subsp. quercetorum S. Harris, B. Ferguson, M. Moble, S. Smith 1980-4-19 Lake Coldsprings Campground, along access road to Indian Valley Dam Comment
  HSC87048  Vulpia microstachys Pat Daly, Rudy Galindo 1988-4-16 51 Colusa 21.6 mi. off Hwy. 20 on Brim Rd., via Walker Ridge Rd. 518 Comment
  HSC87055  Vulpia microstachys Pat Daly 1988-4-16 52 Colusa 21.6 mi. off Hwy. 20 on Brim Rd., via Walker Ridge Rd. 518 Comment
  CAS-BOT-BC183985  Vulpia microstachys var. microstachys Doris K. Kildale 1928-5-7 4995 Lake 6 miles east of Hough's Mineral Springs Comment
  CAS-BOT-BC183989  Vulpia microstachys var. microstachys Doris K. Kildale 1928-5-7 4996 Lake 6 miles east of Hough's Mineral Springs Comment
  UCD84447  Wyethia glabra Ellen Dean; C. Thomsen, G. Harrington, R. Wilmarth, R. Wenk 2010-6-2 6055 Lake Walker Ridge. Along Walker Ridge Road. Just S of turnoff to Picnic Area. West side of the road. 1038 Comment
  CHSC89459  Xanthium strumarium Lowell Ahart 2004-10-14 11461 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road (Road M 12). 446 Comment
  JEPS106008  Xanthium strumarium Lowell Ahart 2004-10-14 11461 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road (Road M 12) 446 Comment
  CHSC70962  Yabea microcarpa Vernon Oswald; Lowell Ahart 1998-5-7 8993 Colusa Bartlett Springs Rd. 1.6 mi west of Bear Valley Rd. 487 Comment
  JEPS94204  Yabea microcarpa Vernon Oswald and Lowell Ahart 1998-5-7 8993 Colusa Bartlett Springs Road 1.6 mi w of Bear Valley Road; Bartlett Springs Road 487 Comment
  CHSC71426  Zeltnera muehlenbergii Vernon H. Oswald; Lowell Ahart 1998-7-15 9267 A Colusa Bartlett Springs Rd. 1.6 mi west of Bear Valley Rd. In a meadow. 487 Comment
  UCD144224  Zeltnera muehlenbergii G. F. Hrusa 1994-8-1 11913 Lake Barrel Springs Creek near confluence with Kilpepper Creek. Road from Bear Valley to Bartlett Springs. (Original coordinates printed on label corrected in 2015 to coordinates displayed in this record) Comment
  CDA11237  Zeltnera trichantha G. F. Hrusa 1994-8-13 11913 Lake North Coast Biodiversity Arena; Barrel Springs Creek near confluence with Kilpepper Creek. Road from Bear Valley to Bartlett Springs. 0 Comment
  CHSC71427  Zeltnera trichantha Vernon H. Oswald; Lowell Ahart 1998-7-15 9267 B Colusa Bartlett Springs Rd. 1.6 mi west of Bear Valley Rd. In a meadow. 487 Comment
  CHSC71428  Zeltnera trichantha Vernon H. Oswald; Lowell Ahart 1998-7-15 9288 Lake East side of county near Barrel Spring on the east side of Baldy Mtn. and west of Walker Ridge Rd. 0.8 mi south of Bartlett Springs Rd. Along the banks of an intermittent stream. 640 Comment
  CHSC90528  Zeltnera trichantha D. Isle 1995-7-18 16 Lake Mendocino National Forest--North Coast Ranges. North Fork Cache Creek Watershed. Bartlett Springs Rd. west of Walker Ridge Rd. jct., 1/2 mi. 457 Comment
  SD7740  Zeltnera trichantha Daniel Cleveland Jun 1882 Lake Indian Valley Comment
  UCD121477  Zeltnera trichantha Vernon H. Oswald; Lowell Ahart 1998-7-15 9288 Lake East side of county near Barrel Spring on the east side of Baldy Mtn. and west of Walker Ridge Rd. 0.8 mi south of Bartlett Springs Rd. 640 Comment
  CHSC79754  Zeltnera venusta G. F. Hrusa 1994-8-1 11913 Lake North Coast Biodiversity Arena. Barrel Springs Creek near confluence with Kilpepper Creek. Road from Bear Valleyto Bartlett Springs. Comment
  UC2042509  Zeltnera venusta Holly Forbes and Barbara Keller 2011-7-7 Marin about 1/8 mi. W of Walker Ridge Rd., 18.1 mi. via Bear Valley Rd. NW of Highway 20. Comment
  HSC41906  Zigadenus fremontii M. A. Baker 1977-4-24 211 Lake Barrel Springs Campground. 701 Comment
  HSC66013  Zigadenus micranthus D. Boyd, M. Eichelberger, Tim Messick 1980-4-19 21 Lake Coldsprings Campground along access road to Indian Valley Dam Comment
  JEPS62268  Zigadenus micranthus var. micranthus W. L. Jepson 1920-5-23 8982 Lake hills e Indian Valley (ne Lake Co.) Comment
  HSC45710  Zigadenus venenosus var. venenosus Sheila Logan 1978-4-23 86 Lake Barrel Springs Campground. 701 Comment
  RSA489573  Zigadenus venenosus var. venenosus James L. Reveal 1988-6-2 6990 Lake Barrel Springs area just west of the Walker Ridge Road, 1 mile south of the Bartlett Springs Road and about 15 miles north of Hwy 20. 762 Comment



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