Search Results — 2000 specimen records retrieved (1416 records with coordinates)
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA749725  Acer negundo var. californicum George K. Helmkamp, E. A. Helmkamp 2008-10-6 14224 Sutter Pass Road at the south side of Sutter Buttes, beside Butte Slough, 9.2 miles west of Sutter 32 Comment
  SEINET1908457  Acer negundo var. californicum G. K. Helmkamp, E. A. Helmkamp 2008-1 14224 Sutter Sacramento Valley: Pass Road at the south side of Sutter Buttes, beside Butte Slough, 9.2 miles wes tof Sutter. 32 Comment
  SEINET7898443  Acer saccharinum D. Nyquist 1960-5-17 42 Sutter Yuba City. Comment
  CAS-BOT-BC18751  Achillea millefolium J. H. Thomas 1981-4-20 20366 Sutter Sutter Buttes. Dean Place. 213 Comment
  CHSC44842  Achillea millefolium Lowell Ahart 1977-4-10 1289 Sutter On the west side of the South Butte, Sutter Buttes. 457 Comment
  CHSC87407  Achillea millefolium Lowell Ahart 2004-5-2 10826 Sutter On a ridge, northwest of the old homestead at the large rock outcrop, on the west side of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter. 410 Comment
  UCR237468  Achillea millefolium George K. Helmkamp, E. A. Helmkamp 2012-2-23 18562 Sutter Sacramento Valley, Nicolaus Ave. at the east entrance to CA-70, west end of Trobridge 30 Comment
  CDA29444  Achillea millefolium M. K. Beyers 2009-5-9 51 Sutter The Sutter Buttes; Growing on a hillside next to dirt road, leading to the Dean Ranch House and just beyond the parking area next to the outhouse and watering hole. On left-hand side (south) of road, if proceeding towards ranch house. 0 Comment
  SBBG128405  Achillea millefolium G. K. Helmkamp, E. A. Helmkamp 2012-2-23 18562 Sutter Nicolaus Ave at the E entrance to CA-70, W end of Trobridge 30 Comment
  SEINET10475104  Achillea millefolium var. lanulosa Mary Susan Taylor 1980-5-1 Taylor 2587 Sutter T16N R1E se sec 26. S side of South Butte, Sutter Buttes, ca. 10 mi E of Yuba City; Foothill Woodland. 610 Comment
  CHSC12056  Achyrachaena mollis K. J. Hislop 1970-3-26 119 Sutter Located half-way up cliff, ca. 500 yds e of Cole house Moore Canyon, Sutter Buttes. 121 Comment
  UC1125422  Achyrachaena mollis G. E. Sindel 1934-4-11 64 Sutter 1/2 mi n and 2 mi w Sutter; Marysville Buttes Quad. 60 Comment
  CHSC25477  Acmispon glaber L. Ahart 1977-5-19 1374 Sutter On the s side of South Butte, Sutter Buttes. 350 Comment
  UCD104307  Acmispon parviflorus P. B. Kennedy 1914-5-1 4767 Sutter Marysville Buttes. Comment
  UCD104451  Acmispon strigosus G. E. Sindel 1934-3-30 46 Sutter 1 1/2 mi. N. and 3 mi. W. of Union School. 152 Comment
  CHSC44496  Acmispon wrangelianus Lowell Ahart 1977-4-5 1255 Sutter On the south side of the South Butte, Sutter Buttes. 457 Comment
  CDA38618  Acroptilon repens N. Oliver 2012-8-9 PDR# 510 P06088800 Sutter Nicolaus; 0.1 mile south of Lee Road, 0.2 mile east of Garwood. 0 Comment
  CDA6758  Acroptilon repens S. Hawthorne 1972-3-3 Sutter Stan Hawthorne property, Star Route Box 61, Nicolaus. 0 Comment
  UCR233063  Acroptilon repens George K. Helmkamp, E. A. Helmkamp 2011-5-12 17278 Sutter Sacramento Valley, 0.1 mile southwest of village of Nicolaus on 1st Street, beside the Feather River 9 Comment
  SEINET8231066  Adelinia grandis W. Whitaker 1935-3-27 Sutter Sutter Buttes. Comment
  CAS-BOT-BC65599  Adiantum jordanii Roxana S. Ferris 1917-4-18 677 Sutter Marysville Buttes 152 Comment
  CAS-BOT-BC65600  Adiantum jordanii Roxana S. Ferris 1926-4-22 6351 Sutter Slopes of West Butte, Marysville Buttes Comment
  JEPS106110  Adiantum jordanii Lowell Ahart 2004-5-29 10978 Sutter On a steep (cliffs) slope, about 30 yards north of the fence, where the fence ends, on the northwest side of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter 537 Comment
  UC1063721  Adiantum jordanii H. S. Yates 1934-3-11 3667 Sutter Marysville Butte; Marysville Quadrangle Comment
  UCD51627  Aegilops triuncialis Collector unknown 1923-1 Sutter Yuba City. Comment
  UC29373  Agoseris heterophylla var. cryptopleura W. L. Jepson 1891-4-20 Sutter Willow Branch Comment
  POM52214  Agoseris heterophylla var. heterophylla Copeland 1903-5-17 3296 Sutter Marysville Buttes Comment
  CAS-BOT-BC13334  Agoseris retrorsa Lowell Ahart 1984-5-21 4632 Sutter South Butte, Sutter Buttes. East of where the road forks to go to each radio tower, near the lower radio tower. 675 Comment
  CHSC37174  Agrostis avenacea L. Ahart 1982-6-20 3623 Sutter Just inside the first gate to Dean Ranch, Sutter Buttes. 35 Comment
  CHSC41428  Agrostis avenacea Lowell Ahart 1986-5-24 5281 Sutter Near the first gate to the Dean Ranch, about 1/2 mile north of the intersection of Mallott Road and Alf Road, about 2 miles north-east of Sutter, Sutter Buttes. 30 Comment
  CAS-BOT-BC64483  Ailanthus altissima Lowell Ahart 1980-6-3 2368 Sutter At w. base, South Butte, Sutter Buttes. 70 Comment
  CAS-BOT-BC138428  Aira caryophyllea Lowell Ahart 1985-5-5 4901 Sutter East of the road, about 2 miles north of Sutter, about 2 miles southeast of the Dean Cabin, Sutter Buttes. 100 Comment
  CHSC36229  Aira caryophyllea L. Ahart 1982-4-23 3310 Sutter W of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC40288  Aira caryophyllea Lowell Ahart 1985-5-5 4901 Sutter East of the road, about 2 miles south-east of the Dean Cabin, about 2 miles north of Sutter, Sutter Buttes. 100 Comment
  JEPS78834  Aira caryophyllea Edward Lee 1936-5-9 2069 Sutter e side of North Butte Marysville Buttes Comment
  JEPS78835  Aira caryophyllea Edward Lee 1936-5-9 2069 Sutter North Butte Marysville Buttes (e side) Comment
  SEINET238190  Aira caryophyllea Beecher Crampton 1966-4-14 7642 Sutter Sutter County; Extreme SE portion near Placer County border; Riego station. Comment
  SEINET241453 Image available Aira caryophyllea A. A. Heller 1914-5-6 11363 Sutter Marysville Buttes. Comment
  UCD33048  Aira caryophyllea Beecher Crampton 1966-4-14 7642 Sutter Sutter County, extreme S.E. portion near Placer County border, Riego station. Comment
  UCD55723  Aira caryophyllea A. A. Heller 1914-5-6 11363 Sutter Marysville Buttes. Comment
  UCD55724  Aira caryophyllea Beecher Crampton 1962-4-17 6161 Sutter extreme southeast portion - Placer County border, Riego Station. Comment
  UCR132252  Aira caryophyllea Beecher Crampton 1966-4-14 7642 Sutter Sacramento Valley, Riego Station, extreme SE portion of county near Placer Co. line 14 Comment
  RSA653948  Aira caryophyllea Beecher Crampton 1966-4-14 7642 Sutter Sutter County, extreme S.E. portion near Placer County border, Riego Station. Comment
  UC1133782  Allium amplectens G. E. Sindel 1934-4-3 41 Sutter 2 mi n and 1/2 mi w Union School; Marysville Buttes Quadrangle Comment
  CAS-BOT-BC461029  Allium amplectens Beecher Crampton 1962-4-17 6211 Sutter 2.5 miles northwest of Sutter, western slope of summit of Pass Road, Sutter Buttes. Comment
  JEPS69380  Allophyllum gilioides subsp. gilioides W. L. Jepson 1891-4-20 15057 Sutter South Peak Marysville Buttes; Region of the Marysville Buttes Comment
  CAS-BOT-BC138023  Alopecurus carolinianus Lowell Ahart 1983-5-14 4003 Sutter Sierra Nevada. Near the Sacramento Outing Club. West Butte Road, ca. 1/8 mile south of Club. 35 Comment
  CAS-BOT-BC138025  Alopecurus carolinianus Lowell Ahart 1985-5-5 4896 Sutter Near the first gate to the Dean Ranch, about 0.25 mile north of Mallott Road, about 2 miles northeast of Sutter, Sutter Buttes. 35 Comment
  CDA13715  Alopecurus carolinianus G. F. Hrusa, J. Glazner 1997-4-15 13672 Sutter Central Valley; Calpine electrical generation facility. Disturbed field to W of E Township Rd. Area +- wet in winter, former rice fields, fallow +- 10 yrs. Annual, dominant in vernal pools and other low vernally wet areas. Comment
  CHSC39890  Alopecurus carolinianus Lowell Ahart 1984-4-19 4575 Sutter Along West Butte Road, ca. 1.8 mile N of Sacramento Outing Club, Sutter Buttes, west of Marysville. 35 Comment
  UCD55883  Alopecurus carolinianus W. B. McHenry 1967-5-8 s.n. Sutter ca. 5 miles northwest of Robbins, just east of Browning Road, between Kirkville and Seymour roads. Comment
  JEPS78721  Alopecurus saccatus Edward Lee 1936-5-9 2033 Sutter ca. 5 mi. w. Live Oak (very beginning of foothills on n.e. side of Marysville Buttes); Marysville Buttes 30 Comment
  RSA325165  Alopecurus saccatus L. Ahart 1984-4-19 4575 Sutter Along West Butte Road, ca. 1.8 mile N of Sacramento Outing Club, Sutter Buttes, west of Marysville. 35 Comment
  SBBG21212  Alopecurus saccatus B. Crampton 1962-4-17 Sutter extreme SE corner of Riego Stn Comment
  UCD37812  Alopecurus saccatus Beecher Crampton 1962-4-17 6152 Sutter Sutter County, near Placer County, Riego Station. Comment
  UCD37829  Alopecurus saccatus Beecher Crampton 1962-4-17 6206 Sutter 4.5 miles N of Meridian, on West Butte Road, 1.5 miles north-northeast of West Butte, western slopes of Sutter Buttes. Comment
  UCD55950  Alopecurus saccatus Beecher Crampton 1962-4-17 6206 Sutter West Butte Road, ca. 1.5 miles north of West Butte, 4.5 miles north of Meridian (direct line). Comment
  UCD55968  Alopecurus saccatus Beecher Crampton 1962-4-17 6152 Sutter extreme southeast corner an Placer County border, Riego Station. Comment
  UCR132246  Alopecurus saccatus Beecher Crampton 1962-4-17 6152 Sutter Sacramento Valley, Riego Station, extreme southeast portion of county near Placer Co. line 14 Comment
  SBBG21214  Alopecurus saccatus B. Crampton 1962-4-17 Sutter 4.5 mi N of Meridian, W base of Sutter Butte Comment
  SEINET3917935  Alopecurus saccatus Beecher Crampton 1962-4-17 6206 Sutter 4.5 miles north of Meridian, on West Butte Road, 1.5 miles north-northeast of West Butte, western slopes of Sutter Buttes.; 0 Comment
  CHSC34122  Amaranthus albus L. Ahart 1981-9-10 3142 Sutter In center of dirt road that leads from Pass Rd to the old gas well, on s side of South Butte, Sutter Buttes. 100 Comment
  CHSC37306  Amaranthus albus L. Ahart 1982-5-30 3470 Sutter On a gravel bar along a small wash where the rd crosses, ca. 1/8 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC40634  Amaranthus albus Lowell Ahart 1985-10-19 5211 Sutter About 1/2 mile north-west of the Dean Cabin, Dean Ranch, Sutter Buttes. 289 Comment
  SEINET3285087 Image available Amaranthus albus George K. Helmkamp, E. A. Helmkamp 2007-9-30 13045 Sutter Sacramento Valley; Oak Ave. at its junction with CA-99, about 2.8 miles north of the Feather River crossing. 8 Comment
  UCR230734  Amaranthus albus George K. Helmkamp, E. A. Helmkamp 2010-10-20 17037 Sutter Sacramento Valley, Pleasant Grove Road 0.1 mile north of the junction with Marcum Road, S of Nicolaus Ave., 2 miles SE (105 deg. ) of Trowbridge 17 Comment
  UCR235277  Amaranthus albus George K. Helmkamp, E. A. Helmkamp 2011-11-28 18495 Sutter Sacramento Valley, Sacramento Ave., 0.2 miles from its junction with CA-99, 0.75 mi. NW of Nicolaus, beside the levee of the Feather River 20 Comment
  SEINET10478739  Amaranthus albus Lowell Ahart 1985-10-19 Ahart 5211 Sutter Dean Ranch, Sutter Buttes. About 12 miles west of Marysville. Comment
  SD243058  Amaranthus blitoides George K. Helmkamp, E. A. Helmkamp 2011-10-8 18405 Sutter Northern Sacramento Valley: Live Oak, Larkin Road, 0.3 mile south of Live Oak and just west of CA-99. 34 Comment
  UCR201740  Amaranthus blitoides George K. Helmkamp, E. A. Helmkamp 2008-10-6 14213 Sutter Sacramento Valley, South Butte Road 1.2 miles northwest of junction with CA-20, west of Yuba City 23 Comment
  UCR232176  Amaranthus blitoides George K. Helmkamp, E. A. Helmkamp 2011-10-8 18405 Sutter Northern Sacramento Valley, Live Oak, Larkin Road, 0.3 mile south of Live Oak and just west of CA-99 34 Comment
  UCD97536  Amaranthus powellii G. K. Helmkamp; E. A. Helmkamp 2007-9-30 13042 Sutter Sacramento Valley. Oak Ave. at its junction with CA-99, about 2.8 miles N of the Feather River crossing. 8 Comment
  CDA16923  Amaranthus powellii G. F. Hrusa, K. Kosta 2001-10-1 15990 Sutter Sacramento Valley; Mung garden N of Yuba City. 0 Comment
  CAS-BOT-BC55543  Ambrosia psilostachya Lowell Ahart 1984-10-22 4825 Sutter South Butte, Sutter Buttes 300 Comment
  CAS-BOT-BC55544  Ambrosia psilostachya Lowell Ahart 1977-7-24 1103 Sutter South Butte, Sutter Buttes 400 Comment
  CHSC40555  Ambrosia psilostachya Lowell Ahart 1985-10-19 5205 Sutter About 1/2 mile south-east of the Dean Cabin, Dean Ranch, Sutter Buttes. 243 Comment
  SEINET10474410  Ambrosia psilostachya var. californica Lowell Ahart 1985-10-19 Ahart 5205 Sutter Dean Ranch, Sutter Buttes. About 12 miles west of Marysville. Comment
  CDA16220  Ammannia coccinea G. F. Hrusa, J. Hillard, D. Cunningham August 1998 14797 Sutter Sacramento Valley; +- 3 mi E of Sutter Buttes, off Clark Rd. 0 Comment
  CHSC37056  Ammannia coccinea L. Ahart 1982-10-11 3875 Sutter On bottom of deep wash, below bridge on Pass Rd, a little e of the Gas Compression Station, Sutter Buttes. 50 Comment
  SD239812  Ammannia coccinea George K. Helmkamp, E. A. Helmkamp 2010-10-20 17051 Sutter Sacramento Valley: along Nicolaus Ave., 0.5 miles east of Trowbridge (Nicolaus 7.5'Q) 14 Comment
  RSA262360  Ammannia coccinea G. L. Webster 1967-8-22 7528 Sutter c. 1 mi. W of The Berry Patch (6 mi. W of Pennington) 15 Comment
  SEINET5343062  Ammannia coccinea L. Ahart 1974-7-22 s.n. Sutter Near Live Oak Comment
  SEINET3246119  Ammannia robusta G. K. Helmkamp, E. A. Helmkamp 2009-1 15555 Sutter Sacramento Valley: along Nicolaus Ave., 2.2 miles northwest of the Placer Co. line, 4.4 miles ENE (86 deg. ) of Nicolaus. 8 Comment
  UCD102862  Ammannia robusta G. K. Helmkamp; E. A. Helmkamp 2007-9-30 13055 Sutter Sacramento Valley. Sacramento Ave. on the east side of CA-99, junction 1.4 miles north of the Feather River. 21 Comment
  UCD102865  Ammannia robusta L. Ahart 1974-7-22 s.n. Sutter Near Live Oak. Comment
  CHSC40279  Amorpha californica Lowell Ahart 1985-6-23 5068 Sutter Along the west fence line, about 1 mile west of Dean Cabin, Dean Ranch, Sutter Buttes. 274 Comment
  CHSC41447  Amorpha californica Lowell Ahart 1986-5-24 5304 Sutter Near the west fence line, about 1 mile west of the Dean Cabin, Dean Ranch, about 4 1/2 mile north-west of Sutter, Sutter Buttes. 274 Comment
  SEINET10874099  Amorpha californica Lowell Ahart 1985-6-23 Ahart 5068 Sutter Dean Ranch, Sutter Buttes, Sutter County, ca. 12 miles W of Marysville. Comment
  SEINET12163992  Amorpha californica Unknown 1983-1 4391 Sutter 0.5mi NW of the Dean Cabin,Dean Ranch,Sutter Buttes,W of Marysville 300 Comment
  CDA21068  Amorpha fruticosa R. Robison 2007-5-15 s.n. Sutter Sacramento Valley; Along the Natomas East Main Drain for approx. 1.3 miles. 9 Comment
  RSA0089714  Amsinckia douglasiana A. A. Heller 1938-4-10 15021 Sutter Along the highway just east of the river bridge opposite Knight s Landing. Comment
  CHSC36270  Amsinckia intermedia L. Ahart 1982-4-24 3362 Sutter In farmed field e of the dirt road that leads to the gravel pit, ca.1/4 mi sw of Meyers home, Meyers Ranch, Sutter Buttes. 50 Comment
  CHSC82235  Amsinckia intermedia Lowell Ahart 2002-3-20 9425 Sutter On the south side of Pass Road, west of the corral, Sutter Buttes, about 4 miles northwest of Sutter. 76 Comment
  JEPS105861  Amsinckia intermedia Lowell Ahart 2004-5-2 10839 Sutter On a mountainside, on the northwest side of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter 453 Comment
  RSA0106512  Amsinckia intermedia George K. Helmkamp, Amy Barnes 2014-3-21 22620 Sutter Sacramento Valley: 2.8 miles WSW (257 deg ) of Sutter, along CA-20 at the junction with Morehead Rd. 11 Comment
  SEINET1908710  Amsinckia intermedia G. K. Helmkamp, E. A. Helmkamp 2008-1 13135 Sutter Sacramento Valley, Sutter Basin: Junction of CA-20 and South Butte Rd. west of Yuba City 19 Comment
  UC1061729  Amsinckia intermedia F. W. Embree 1934-3-21 5 Sutter 1 1/4 mi n West Butte 182 Comment
  UCD119676  Amsinckia intermedia G. K. Helmkamp; Elizabeth Helmkamp 2006-4-6 10134 Sutter Sutter Buttes, N end of Great Valley: 5.6 miles WNW of Sutter along Pass Road on the S end of Sutter Buttes. 69 Comment
  UCR198448  Amsinckia intermedia George K. Helmkamp, E. A. Helmkamp 2008-3-6 13135 Sutter Sacramento Valley, Sutter Basin; junction of CA-20 and South Butte Rd, west of Yuba City 19 Comment
  UCR258127  Amsinckia intermedia George K. Helmkamp, Amy Barnes 2014-3-21 22620 Sutter Sacramento Valley, 2.8 miles WSW (257 deg. ) of Sutter, along CA-20 at the junction with Morehead Rd. 11 Comment
  SEINET10497091  Amsinckia intermedia Lowell Ahart 1984-3-31 Ahart 4527 Sutter Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 300 m. 300 Comment
  SEINET12328364  Amsinckia intermedia Unknown 1984-1 4527 Sutter Dean Ranch, Sutter Buttes, W of Marysville 300 Comment
  UCD119606  Amsinckia intermedia A. A. Heller 1915-4-3 11800 Sutter Summit of South Butte, Marysville Buttes. 609 Comment
  RSA0089741  Amsinckia lycopsoides L. Ahart 1984-3-31 4527 Sutter Dean Ranch, Sutter Buttes, west of Marysville. Ca. 1/8 mi west of the Dean Cabin and near the top of a small bare or shallow soiled hill. 300 Comment
  CHSC36265  Amsinckia menziesii L. Ahart 1982-4-24 3358 Sutter In a grassy area near the dirt road that leads to the gravel pit, ca. 1/4 mi sw of Meyers home, Meyers Ranch, Sutter Buttes. 50 Comment
  UCD119731  Amsinckia menziesii L. Ahart 1982-4-24 3358 Sutter ca. 1/4 mi sw of Myers home, Myers Ranch, Sutter Buttes. Comment
  UCD35779  Anagallis arvensis Beecher Crampton 1962-4-17 6201 Sutter West Butte Road, ca. 2 miles n.n.e. West Butte, 5 miles north of Meridian. Comment
  CDA4904  Anoda cristata var. digitata T. D. Urbahns Oct 1946 Sutter Yuba City. 0 Comment
  UC1125527  Anthemis cotula P. L. Johannsen 1935-6-24 660 Sutter 3 mi ssw of Sutter; Marysville Quad. 12 Comment
  CAS-BOT-BC84682  Anthemis cotula Lowell Ahart 1982-5-30 3461 Sutter Myers Ranch, Sutter Buttes. Along the small wash where th road crosses 50 Comment
  UCD128970  Anthemis cotula L. Ahart 1982-5-30 3461 Sutter Sutter Buttes. Myers Ranch, ca. 1/8 miles W of Myers home. 50 Comment
  CHSC40433  Anthriscus caucalis Lowell Ahart 1985-5-5 4920 Sutter Near the west fence, south of Huff Canyon, about 3/4 mile west of the Dean Cabin, Dean Ranch, Sutter Buttes. 250 Comment
  JEPS117904  Anthriscus caucalis L. P. Janeway 2009-3-30 9696 Sutter Pumping Station on east side of the eastern levee of Sutter Bypass Sacramento Valley (about 14.7 km southeast of Yuba City.) 9 Comment
  UCD140634  Anthriscus caucalis Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7675 Sutter Sutter County; Sutter Buttes. Dean Ranch. Along undeveloped road between Willaston Flat and residence. 211 Comment
  UCD127196  Anthriscus caucalis L. Ahart 1982-4-23 3336 Sutter Ca. 1/4 mi. W of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC47488  Antirrhinum vexillo-calyculatum subsp. intermedium Lowell Ahart 1980-6-21 2445 Sutter On the south side of the South Butte, about 1/8 mile south-east of the rock pile or the old homestead, South Butte, Sutter Buttes. 304 Comment
  SD147508  Antirrhinum vexillocalyculatum subsp. breweri Lowell Ahart 1980-6-21 2445 Sutter South Butte, Sutter Buttes 349 Comment
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Apr 24 2015
  SEINET10455427  Apocynum cannabinum var. glaberrimum Lowell Ahart 1984-9-22 Ahart 4807 Sutter Vicinity of South Butte, Sutter Buttes; west of Marysville. Valley Grassland and Foothill Woodland; 70 to 440 m in elev. 70 Comment
  SEINET10972917  Apocynum cannabinum var. glaberrimum Lowell Ahart 1984-10-22 Ahart 4831 Sutter On the south side of South Butte, Sutter Buttes, west of Marysville. Valley Grassland and Foothill Woodland; 150 to 500 m elev. 150 Comment
  CAS-BOT-BC24426  Arctostaphylos manzanita Lowell Ahart 1981-7-3 2901 Sutter N. side of South Buttes. 182 Comment
  CAS-BOT-BC38663  Arctostaphylos manzanita subsp. manzanita Roxana S. Ferris 1926-4-22 6370 Sutter Slopes of west butte, Marysville Buttes Comment
  UC410551  Arctostaphylos manzanita subsp. manzanita H. H. Keifer 1928-5-2 Sutter North Peak Marysville Buttes Comment
  SEINET10507233  Aristida hamulosa Lowell Ahart 1985-6-23 Ahart 5071 Sutter Dean Ranch, Sutter Buttes, Sutter County, ca. 12 miles W of Marysville. Comment
  SEINET10512276  Aristida hamulosa Lowell Ahart 1982-10-11 Ahart 3884 Sutter On dry bare soil along edges of Pass Road, ca. 1/2 mile E of Gas Compression Station, Sutter Buttes. Valley Grassland. 50 Comment
  SEINET10512281  Aristida hamulosa Lowell Ahart 1982-10-11 Ahart 3884 Sutter On dry bare soil along edges of Pass Road, ca. 1/2 mile E of Gas Compression Station Sutter Buttes. Valley Grassland. 50 Comment
  SEINET10868593  Aristida hamulosa Lowell Ahart 1982-10-11 Ahart 3884 Sutter On dry bare soil along edges of Pass Road, ca. 1/2 mile E of Gas Compression Station, Sutter Buttes. Valley Grassland. 50 Comment
  SEINET10507254  Aristida oligantha Lowell Ahart 1984-8-3 Ahart 4777 Sutter Along the edge of West Butte Road, about 1/8 mile north of the Sacramento Outing club, Sutter Buttes. 35 Comment
  SEINET10869163  Aristida oligantha Lowell Ahart 1983-9-4 Ahart 4407 Sutter Under the power line, near and along the road, ca. l.5 mi se of the Dean Cabin, Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 270 m. 270 Comment
  SEINET10967944  Aristida oligantha Lowell Ahart 1983-9-4 Ahart 44007 Sutter Ca. 1.5 miles SE of the Dean Cabin, Dean Ranch, Sutter Buttes, W of Marysville. Foothill Woodland. Under the power line, near and along the road. On dry soil along bare rocky edges of the road. 270 Comment
  SEINET11686321  Aristida oligantha Unknown 1983-1 4407 Sutter ca 1.5 mi SE of Dean Cabin, Dean Ranch, Sutter Buttes, W of Marysville 270 Comment
  SEINET256573 Image available Aristida ternipes var. gentilis Lowell Ahart 1985-5-20 5010 Sutter South Butte Sutter Buttes about 12 miles W of Marysville ca. on the south side 229 Comment
  CAS-BOT-BC146296  Aristida ternipes var. gentilis Lowell Ahart 1982-10-11 3884 Sutter Sierra Nevada. Along the edge of Pass Road, ca. 0.5 mile east of the Gass Compression Station. Sutter Buttes. 50 Comment
  CAS-BOT-BC400492  Aristolochia californica Rimo Bacigalupi 1933-4-23 2232 Sutter At north base of North Butte, Marysville Buttes 368 Comment
  JEPS78848  Aristolochia californica Edward Lee 1936-5-10 2115 Sutter North Butte, Marysville Buttes Comment
  RSA11922  Aristolochia californica Rimo Bacigalupi 1933-4-23 s.n. Sutter Small creek at north base of North Butte, Marysville Buttes. 369 Comment
  UC1135993  Aristolochia californica H. S. Yates 1934-3-11 3675 Sutter North Butte Marysville Quad., Marysville Buttes Comment
  UCSB22883  Aristolochia californica McMinn, Howard 1935-3-21 Sutter North Butte, Marysville Buttes Comment
  CAS-BOT-BC400491  Aristolochia californica Lowell Ahart 1977-4-7 s.n. Sutter Myers Ranch, Sutter Buttes. Found on the north side of the Sutter Buttes 50 Comment
  CHSC37034  Artemisia douglasiana L. Ahart 1982-9-9 3779 Sutter Ca. 1/4 mi S of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC46906  Artemisia douglasiana Lowell Ahart 1984-10-22 4818 Sutter Along the small stream on the south side of the South Butte, Sutter Buttes. 137 Comment
  SBBG45011  Artemisia douglasiana C. B. Wolf 1927-11-5 1421 Sutter jct of Garden City Hwy and Riego Rd, 17 mi N of Sacramento, Feather River Comment
  SD236174  Artemisia douglasiana G. K. Helmkamp, E. A. Helmkamp 2008-10-6 14226 Sutter Sacramento Valley: Pass Road at the south side of Sutter Buttes, beside Butte Slough, 9.2 miles west of Sutter 32 Comment
  SEINET256378  Artemisia douglasiana Lowell Ahart 1984-10-22 4818 Sutter Sutter County: On the south side of South Butte, Sutter Buttes, west of Marysville. 150 Comment
  UCR201527  Artemisia douglasiana George K. Helmkamp, E. A. Helmkamp 2008-10-6 14226 Sutter Sacramento Valley, Pass Road at the south side of Sutter Buttes, beside Butte Slough, 9.2 miles west of Sutter 32 Comment
  UCR74392  Artemisia douglasiana Lowell Ahart 1982-9-9 3779 Sutter Sutter Buttes, Myers Ranch, c. 0.25 mi. south of Myers home Comment
  CAS-BOT-BC93962  Artemisia douglasiana Lowell Ahart 1982-9-9 3779 Sutter Myers Ranch, Sutter Buttes - on the banks of a deep wash about 1/4 mile south of the Myers home. 50 Comment
  RSA11085  Artemisia douglasiana C. B. Wolf 1927-11-5 1421 Sutter Junction of Garden City Highway and Reigo Road, 17 mi. no. of Sacramento. Feather River. Sacramento Valley. Comment
  SEINET10474109  Artemisia douglasiana Lowell Ahart 1984-10-22 Ahart 4818 Sutter On the south side of South Butte, Sutter Buttes, west of Marysville. Valley Grassland and Foothill Woodland; 150 to 500 m elev. 150 Comment
  SEINET10829517  Asclepias cordifolia K. T. Hartweg Hartweg 1836 (338) Sutter In valle Sacramento [Sutter Buttes] Comment
  CHSC37328  Asclepias eriocarpa L. Ahart 1982-6-19 3592 Sutter Near a small wash, ca. 1/8 mile w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC47377  Asclepias fascicularis Lowell Ahart 1977-7-24 1487 Sutter Near a small wash, near the old gas well, on the south side of the South Butte, Sutter Buttes. 91 Comment
  SEINET12326798  Asclepias fascicularis Unknown 1983-1 4446 Sutter On the S side of South Butte, Sutter Buttes, W of Marysville 150 Comment
  UCD121383  Asclepias speciosa S. W. Winter 1927-6-1 781 Sutter Sutter Basin. Comment
  CHSC12040  Aspidotis californica K. J. Hislop 1970-3-23 102 Sutter E of Moore Creek, Cole ranch, Moore Canyon, Sutter Buttes. 121 Comment
  JEPS79505  Aspidotis californica Edward Lee with A. Carter, J. and N. Ewan 1936-5-9 2075 Sutter e. side of North Butte Marysville Buttes Comment
  SEINET10473621  Aster exilis Lowell Ahart 1983-8-27 Ahart 4356 Sutter A little south of the Myers home, Myers Ranch, Sutter Buttes, west of Marysville. Valley Grassland; 50 m. 50 Comment
  RSA746975  Aster subulatus George K. Helmkamp, E. A. Helmkamp 2007-9-30 13058 Sutter Sacramento Ave. on the east side of CA-99, junction 1.4 miles north of the Feather River 21 Comment
  UCD104702  Astragalus didymocarpus Alan A. Beetle 1945-4-15 3870 Sutter 6 miles southeast of Sutter, eastern base of Marysville Buttes. Comment
  UCD104703  Astragalus didymocarpus Alan A. Beetle 1945-4-15 3870 Sutter 6 miles southeast of Sutter, eastern base of Marysville Buttes. Comment
  CAS-BOT-BC177880  Astragalus didymocarpus var. didymocarpus Roxana S. Ferris 1917-4-18 724 Sutter Marysville Buttes 121 Comment
  CAS-BOT-BC186830  Astragalus gambelianus Roxana S. Ferris 1917-4-18 647 Sutter Marysville Buttes 121 Comment
  UC1745709  Astragalus gambelianus Annetta M. Carter, Joe & Nesta Ewan, Edward Lee 1936-5-9 1175 Sutter 5 mi W of Live Oak; Marysville Buttes, North Butte 30 Comment
  CAS-BOT-BC186829  Astragalus gambelianus A. A. Heller 1914-4-8 11273 Sutter North side of the Marysville Buttes Comment
  CAS-BOT-BC186834  Astragalus gambelianus Lowell Ahart 1981-4-6 2722 Sutter East side of a small stream on the south side of the South Butte in the Sutter Buttes 200 Comment
  SEINET10452222  Astragalus gambelianus Lowell Ahart 1983-5-14 Ahart 4011 Sutter Along West Butte Rd, ca. 1/8 mi n of the Sacramento Outing Club, Sutter Buttes, w of Marysville. Valley Grassland; 35 m. 35 Comment
  JEPS54851  Astragalus tener var. ferrisiae W. L. Jepson 1891-4-20 13759 Sutter near Yuba City (Marysville Buttes region); , near Yuba City Comment
  UCD97660  Atriplex rosea K. Esau 1932-6-25 s.n. Sutter Sutter Basin. Comment
  CAS-BOT-BC146133  Avena barbata Lowell Ahart 1982-3-6 2343 Sutter Sierra Nevada. Old Man Mountain, southwest of the Dean Cabin, Dean Ranch, Sutter Buttes. 500 Comment
  CAS-BOT-BC146134  Avena barbata Lowell Ahart 1982-4-23 3319 Sutter Sierra Nevada. West of the Myers Home, Myers Ranch, Sutter Buttes. 50 Comment
  OBI81420  Avena barbata George K. Helmkamp, Amy Barnes 2013-3-28 20269 Sutter Sacramento Valley; Hageman Road just south of its junction with CA-20, east of Meridian 17 Comment
  UCR249585  Avena barbata George K. Helmkamp, Amy Barnes 2013-3-28 20269 Sutter Sacramento Valley, Hageman Road just south of its junction with CA-20, east of Meridian 17 Comment
  UCR257024  Avena barbata George K. Helmkamp, Amy Barnes 2014-3-21 22607 B Sutter Sacramento Valley, Along CA-20 (Colusa Hwy), 0.3 mile west of South Tarke Road, 3.75 miles east of Meridian 13 Comment
  CAS-BOT-BC145714  Avena fatua Lowell Ahart 1977-5-19 1514 Sutter South Butte, Sutter Buttes. 45 Comment
  JEPS117889  Avena fatua L. P. Janeway 2009-3-30 9704 Sutter Pumping Station on east side of the eastern levee of Sutter Bypass Sacramento Valley (about 14.7 km southeast of Yuba City.) 9 Comment
  UCD56365  Avena fatua Beecher Crampton 1962-4-17 6162 Sutter Extreme SE corner near Placer County border. Riego Station. Comment
  CAS-BOT-BC145727  Avena sativa John Thomas Howell 1981-10-13 54610 A Sutter Bobelaine Audubon Sanctuary, Feather River at mouth of Bear River. 9 Comment
  CAS-BOT-BC145728  Avena sativa Lowell Ahart 1983-5-14 4010 Sutter Sierra Nevada. Near the Sacramento Outing Club. West Butte Road, ca. 1/8 mile south of Club. 50 Comment
  SEINET3238894 Image available Avena sativa George K. Helmkamp, E. A. Helmkamp 2008-3-6 13133 Sutter Sacramento Valley: Sutter Basin; junction of CA-20 and South Butte Rd, west of Yuba City. 19 Comment
  SEINET10869170  Avena sativa Lowell Ahart 1983-5-14 Ahart 4010 Sutter Along West Butte Rd, ca. 1/8 mi n of the Sacramento Outing Club, Sutter Buttes, w of Marysville. Valley Grassland; 35 m. 35 Comment
  CHSC117409  Baccharis douglasii B. Castro; Tom Boullion 2008-3-22 1767 Sutter Sacramento Valley. Ca 14 mi S of Yuba City, 0.2 mi SW of town of Rio Oso, near E edge of the Bear River ca 2.5 mi upstream of its confluence with the Feather River. 14 Comment
  CAS-BOT-BC99601  Baccharis pilularis John Thomas Howell 1981-10-14 54648 Sutter Dean Ranch, Sutter Buttes Comment
  SEINET10971209  Baccharis pilularis subsp. consanguinea Lowell Ahart 1984-3-10 Ahart 4499 Sutter Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 300 m. 300 Comment
  CAS-BOT-BC106704  Baccharis salicifolia Lowell Ahart 1984-5-21 4616 Sutter South Butte, Sutter Buttes - at the old homestead on the south side of the South Butte 400 Comment
  UC30398  Baccharis salicifolia subsp. salicifolia W. L. Jepson 1891-4-20 Sutter Nicolaus Marysville Buttes, Feather River Comment
  UC1258999  Bacopa rotundifolia J. L. Strother 1976-6-24 1246 Sutter ca 0.5 mi e Meridian Comment
  RSA202426  Bacopa rotundifolia June McCaskill 1968-6-21 734 Sutter On Van Dyke property, 1/2 mile west of Van Dyke Dryer, ca. 3 mi les north of Pleasant Grove. Comment
  JEPS1 Image available Berberis aquifolium var. dictyota W. L. Jepson 1891-4-20 Sutter Summit of South Peak Marysville Buttes Comment
  OBI20530  Berberis aquifolium var. dictyota H. E. McMinn 1935-3-21 3818 Sutter North Butte, Marysville Buttes Comment
  UC1126263  Berberis aquifolium var. dictyota G. E. Sindel 1934-3-30 45 Sutter 1/4 mi w and 1 1/4 mi s North Butte (just below Plot 41); Marysville Buttes Quadrangle Comment
  UCD95052  Berberis aquifolium var. dictyota George F. Hrusa 1990-4-4 7609 Sutter Sutter Buttes. Summit of North Butte. 550 Comment
  CAS-BOT-BC75606  Berberis dictyota H. E. McMinn 1935-3-21 3818 Sutter North Butte - Marysville Buttes. 548 Comment
  CAS-BOT-BC75607  Berberis dictyota Lowell Ahart 1977-4-10 s.n. Sutter South Butte, Sutter Buttes. 500 Comment
  CAS-BOT-BC75609  Berberis dictyota F. Kempton 1925-5-16 1404 Sutter Marysville Buttes. Comment
  CDA12473  Berberis dictyota G. F. Hrusa, R. F. Holland, O. Pollack 1990-4-4 7643 A Sutter Sutter Buttes. Summit of North Butte. Comment
  UCR197988  Bergia texana Beecher Crampton 1953-9-30 1646 Sutter Sacramento Valley, 5 mi east of Robbins, along irrigation canal east of Sutter Bypass 9 Comment
  POM135683  Bergia texana Edward L. Greene 1903-7-26 3502 Sutter Overflow land. Comment
  UCD36464  Bidens frondosa Beecher Crampton 1953-9-30 1638 Sutter 5 miles east of Robbins, along irrigation canal east of Sutter Bypass. Comment
  UCR218950  Bidens frondosa George K. Helmkamp, E. A. Helmkamp 2009-8-30 15557 A Sutter Sacramento Valley, along Nicolaus Ave., 2.2 miles northwest of the Placer Co. line, 4.4 miles ENE (86 deg. ) of Nicolaus 8 Comment
  SEINET10474477  Blennosperma nanum Lowell Ahart 1984-3-24 Ahart 4525 Sutter West Butte Road, 1.4 mile N of the Sacramento Outing Club, Sutter Buttes, west of Marysville. Valley Grassland; 35 m. 35 Comment
  SEINET10971210  Blennosperma nanum Lowell Ahart 1983-5-14 Ahart 3994 Sutter Along West Butte Rd, ca. 1/8 mi n of the Sacramento Outing Club, Sutter Buttes, w of Marysville. Valley Grassland; 35 m. 35 Comment
  CAS-BOT-BC100290  Blennosperma nanum var. nanum Lowell Ahart 1983-5-14 3994 Sutter along West Butte Road, about 1/8 mile north of the Sacramento Outing Club, Sutter Buttes 35 Comment
  UC1119041  Blennosperma nanum var. nanum H. S. Yates 1934-3-11 3583 Sutter 1 mi sw of Union School; Marysville Quadrangle 22 Comment
  CAS-BOT-BC100289  Blennosperma nanum var. nanum Lowell Ahart 1984-3-24 4525 Sutter along the edge of West Butte Road, 1/4 mile north of the Sacramento Outing Club, Sutter Buttes 35 Comment
  JEPS53008  Boechera breweri Joseph Andorfer Ewan and Nesta Ewan 1936-5-10 9648 Sutter South Butte summit South Butte 648 Comment
  UCD114356  Boechera breweri George F. Hrusa 1990-4-4 7616 Sutter Below summit on E side, North Butte. 400 Comment
  CAS-BOT-BC16031  Boechera breweri subsp. breweri Joseph Andorfer Ewan; Nesta Ewan 1936-5-10 9648 Sutter About summit South Butte. 648 Comment
  CAS-BOT-BC16032  Boechera breweri subsp. breweri D. K. Gillespie; J. W. Gillespie 1930-4-25 9239 Sutter Summit South Butte, Marysville Buttes. Comment
  CHSC77815  Boechera breweri subsp. breweri Lowell Ahart 2000-3-19 8322 Sutter Rock outcrops, on the west side of the North Butte, about 1/4 mile northwest of the Dean Place, Sutter Buttes. 274 Comment
  UC1745608  Boechera breweri subsp. breweri Annetta M. Carter, Galen Smith, Mary Barnas 1951-4-1 3024 Sutter Ca. 200 ft. below summit. Sutter Buttes. Comment
  CAS-BOT-BC16029  Boechera breweri subsp. breweri Lowell Ahart 1977-4-5 s.n. Sutter Sutter Buttes Region. West side of the South Butte in the Sutter Buttes. 500 Comment
  CAS-BOT-BC28181  Bolboschoenus fluviatilis Herbert L. Mason 1945-9-18 12710 Sutter Sutter By-pass, N of Knight's Landing. Comment
  UC1100877  Bolboschoenus fluviatilis David B. Marshall 1954-7-7 1 Sutter Sutter National Wildlife Refuge Comment
  UC1100892  Bolboschoenus fluviatilis Herbert L. Mason 1945-9-18 12710 Sutter n Knight's Landing; Sutter By-pass, n of Knight's Landing Comment
  CAS-BOT-BC28180  Bolboschoenus fluviatilis E. B. Copeland 1903-5-30 3263 Sutter In Tule land Comment
  SEINET7547642 Image available Bolboschoenus fluviatilis E. B. Copeland 1903-5-30 3263 Sutter Tule land Comment
  SEINET7547651 Image available Bolboschoenus fluviatilis E. B. Copeland 1903-5-30 3263 Sutter Pacific Coast; In Tule land Comment
  UC1101410  Brasenia schreberi Herbert L. Mason and Verne Grant 1946-8-14 13015 Sutter Sacramento Outing Club Butte Sink (canal near big pond); , Sacramento Outing Club Comment
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Mar 22 2011
  SEINET10907337  Brassica campestris Lowell Ahart 1984-3-10 Ahart 4503 Sutter Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 300 m. 300 Comment
  SEINET3245765  Brassica geniculata G. K. Helmkamp, E. A. Helmkamp 2007-1 13026 Sutter Central Valley; Sacramento Valley: American Basin, junction of Sankey Road and CA-99, 2.0 miles north of the Sacramento Co. line 3 Comment
  UCR190153  Brassica geniculata George K. Helmkamp, E. A. Helmkamp 2007-9-30 13026 Sutter Central Valley; Sacramento Valley, American Basin, junction of Sankey Road and CA-99, 2.0 miles north of the Sacramento Co. line 3 Comment
  UCR257136  Brassica kaber George K. Helmkamp, Amy Barnes 2014-3-21 22611 Sutter Sacramento Valley, Along CA-20 (Colusa Hwy), 0.3 mile west of South Tarke Road, 3.75 miles east of Meridian 13 Comment
  SEINET10448618  Brassica kaber var. pinnatifida Lowell Ahart 1983-5-4 Ahart 3965 Sutter Along Pass Rd, ca. 2 mi e of Kellogg Rd, Sutter Buttes e of Gridley. Valley Grassland; 50 m. West of Marysville. 50 Comment
  CAS-BOT-BC30270  Brassica nigra John H. Thomas 1981-4-20 20355 Sutter Sutter Buttes. 0.5 - 0.75 mile eastward of Dean Place. 182 Comment
  CDA20103  Brassica rapa S. Anderson 2003-3-6 PDR 846504 -A Sutter Sacramento Valley; Wilbur Ranch in Yuba City. 0 Comment
  CDA3600  Brassica rapa T. C. Fuller, M. S. Bergseng 1958-3-26 2139 Sutter 3 miles east of Knight s Landing. 0 Comment
  CDA3605  Brassica rapa T. C. Fuller, M. S. Bergseng 1959-3-26 2139 Sutter 3 miles east of Knight s Landing. 0 Comment
  UCR198554  Brassica rapa George K. Helmkamp, E. A. Helmkamp 2008-3-6 13136 Sutter Sacramento Valley, Sutter Basin; junction of CA-20 and South Butte Rd, west of Yuba City 19 Comment
  UCR262446  Brassica rapa George K. Helmkamp, E. A. Helmkamp 2011-12-9 18504 Sutter Sacramento Valley, beside Cross Canal, just west of Hwy 99, 0.3 mile west of Howsley Road on an unnamed dirt road 17 Comment
  CAS-BOT-BC36710  Brassica rapa Lowell Ahart 1984-3-10 4503 Sutter A little west of Dean Cabin, Dean Ranch, Sutter Buttes. 270 Comment
  UCD38994  Brassica rapa Beecher Crampton 1962-4-17 6169 Sutter East Nicolaus. Comment
  CAS-BOT-BC100480  Brickellia californica John H. Thomas 1980-12-6 20201 Sutter Sutter Buttes. Moore Canyon area Comment
  UCD129628  Brickellia californica L. Ahart 1982-9-9 3788 Sutter 3/4 mile south of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CAS-BOT-BC100479  Brickellia californica Lowell Ahart 1984-9-22 4803 Sutter west of the homestead on the west side of the South Butte, Sutter Buttes 250 Comment
  SEINET10475007  Brickellia californica Lowell Ahart 1983-8-27 Ahart 4344 Sutter A little south of the Myers Ranch, ca. 1 mi south of the Myers home, Sutter Buttes, west of Marysville. Foothill Woodland; 50 m. 50 Comment
  CAS-BOT-BC145276  Briza minor Lowell Ahart 1977-5-19 1490 Sutter South Butte, Sutter Buttes. 150 Comment
  UCD57374  Briza minor A. A. Beetle 1946-4-27 4698 Sutter 6 miles NE of Sutter. Comment
  UCD57423  Briza minor A. A. Beetle 1945-4-15 3866 Sutter 6 miles NE of Sutter. Eastern base of Marysville Buttes. Comment
  UC596409  Brodiaea appendiculata R. F. Hoover 1937-5-18 2227 Sutter 2 mi s Rio Oso Comment
  UCD77193  Brodiaea appendiculata Robert E. Preston 2004-4-25 2218 Sutter 2 mi S of Pleasant Grove, at jct Pleasant Grove Rd and Keyes Rd 13 Comment
  CAS-BOT-BC482184  Brodiaea appendiculata R. F. Hoover 1937-5-18 2215 Sutter Pleasant Grove Comment
  UCD77186  Brodiaea coronaria Robert E. Preston 2004-4-25 2220 Sutter Pleasant Grove, 0.5 mi W of jct Howsley and Pleasant Grove Rd. 13 Comment
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Jun 17 2014
  UC768705  Brodiaea coronaria subsp. coronaria R. F. Hoover 1936-5-20 1145 Sutter Pleasant Grove Comment
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Jun 17 2014
  CDA29464  Brodiaea elegans M. K. Beyers 2009-5-9 41 Sutter The Sutter Buttes; Next to dry ravine, approximately, 35 feet northwest from the end of manmade stone wall. On Dean Ranch. 0 Comment
  CAS-BOT-BC484339  Brodiaea elegans subsp. elegans Lowell Ahart 1984-5-21 4626 Sutter a little north of the rock outcropping at the old homestead on the south side of the South Butte, Sutter Buttes 400 Comment
  UCD41203  Brodiaea hyacinthina James Salyards 1986-4-26 86 - Sutter Mainly southeast of N. Butte. 182 Comment
  CHSC47606  Bromus carinatus Lowell Ahart 1984-5-21 4636 Sutter East of where the road forks to go to each radio tower, near the lower radio tower on the South Butte, Sutter Buttes. 579 Comment
  CHSC87637  Bromus carinatus var. carinatus Lowell Ahart 2004-5-2 10852 Sutter Mountaintop, on the south side of the road just west of the lower tower, near the top of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter. 431 Comment
  CAS-BOT-BC149515  Bromus carinatus var. carinatus Lowell Ahart 1984-5-21 4636 Sutter East of where the road forks to go out to each radio tower, near the lower radio tower on the South Butte, Sutter Buttes. 675 Comment
  CAS-BOT-BC156274  Bromus catharticus Peter H. Raven 1954-4-16 6612 Sutter Yuba City. Comment
  UCD38991  Bromus catharticus Beecher Crampton 1962-4-17 6177 Sutter 3.8 miles west of Live Oak, along Pennington Road. Comment
  UCR233045  Bromus catharticus George K. Helmkamp, E. A. Helmkamp 2011-5-12 17276 Sutter Sacramento Valley, Garden Highway at the junction with Garwood Road, c. 1 mi. SW of Nicolaus 11 Comment
  CAS-BOT-BC155653  Bromus diandrus Lowell Ahart 1982-4-23 3312 Sutter Sierra Nevada. Sutter Buttes. Myers Ranch. West of Myers home. 50 Comment
  CAS-BOT-BC155655  Bromus diandrus Lowell Ahart 1977-5-19 1473 Sutter South Butte, Sutter Buttes. 150 Comment
  RSA0106511  Bromus diandrus George K. Helmkamp, Amy Barnes 2014-3-21 22618 Sutter Sacramento Valley: 2.8 miles WSW (257 deg ) of Sutter, along CA-20 at the junction with Morehead Rd. 11 Comment
  UCD37819  Bromus diandrus Beecher Crampton 1962-4-17 6168 Sutter East Nicolaus. Comment
  UCD59477  Bromus diandrus Beecher Crampton 1962-4-17 6156 Sutter Extreme SE corner, Placer Co. border, Riego Station. Comment
  CAS-BOT-BC155239  Bromus hordeaceus John H. Thomas 1981-4-20 20320 Sutter Sutter Buttes. 0.5 - 0.75 mile eastward of Dean Place. 182 Comment
  CAS-BOT-BC155242  Bromus hordeaceus Lowell Ahart 1982-4-23 3316 Sutter Sierra Nevada. West of Myers home, Myers Ranch. Sutter Buttes. 50 Comment
  CHSC12057  Bromus hordeaceus K. J. Hislop 1970-3-26 120 Sutter Found ca. 500 yds e of Moore Creek, ca. 100 yds n of Cole house, Moore Canyon, Sutter Buttes. 121 Comment
  SD212423  Bromus hordeaceus G. K. Helmkamp, Elizabeth Helmkamp 2006-4-6 10144 Sutter Sutter Buttes, north end of Great Valley; 5.6 miles westnorthwest of Sutter along Pass Road on the south end of Sutter Buttes. 68 Comment
  UC1131063  Bromus hordeaceus G. E. Sindel 1934-4-2 51 Sutter 3/4 mi s and 3/4 mi e of North Butte 243 Comment
  UCD140602  Bromus hordeaceus Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7644 Sutter Sutter County; Sutter Buttes. Dean Ranch. South of North Butte. Western slope of Sunrise Ridge. 226 Comment
  UCD35791  Bromus hordeaceus Beecher Crampton 1962-4-17 6203 Sutter West Butte Road. ca. 1.5 miles n.n.e. West Butte. 4.5 miles n. of Meridian, Western slope Sutter Buttes. Comment
  UCD37815  Bromus hordeaceus Beecher Crampton 1962-4-17 6159 Sutter Sutter County, near Placer County, Riego Station. Comment
  UCD58621  Bromus hordeaceus Beecher Crampton 1957-5-14 4013 Sutter 1 mile S of Robbins. Comment
  UCD58822  Bromus hordeaceus G. K. Helmkamp; Elizabeth Helmkamp 2006-4-6 10144 Sutter Sutter Buttes, N end of Great Valley: 5.6 miles WNW of Sutter along Pass Road on the S end of Sutter Buttes. 68 Comment
  UCR173372  Bromus hordeaceus George K. Helmkamp, Elizabeth Helmkamp 2006-4-6 10144 Sutter Sutter Buttes, N end of Great Valley, 5.6 miles WNW of Sutter along Pass Road on the S end of Sutter Buttes 69 Comment
  UC1131245  Bromus madritensis subsp. rubens G. E. Sindel 1934-4-2 50 Sutter 3/4 mi e and 3/4 mi s of North Butte 243 Comment
  CAS-BOT-BC161693  Bromus rubens Lowell Ahart 1977-5-19 1474 Sutter South Butte, Sutter Buttes. 150 Comment
  CAS-BOT-BC161695  Bromus rubens Roxana S. Ferris 1917-4-18 638 Sutter Marysville Buttes. 121 Comment
  UCD59530  Bromus rubens Beecher Crampton 1962-4-17 6202 Sutter West Butte Road, 4.5 miles north of Meridian. Comment
  UCD59566  Bromus rubens L. Ahart 1982-4-23 3338 Sutter Ca. 1/4 mi. W of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CDA13712  Bromus stamineus G. F. Hrusa, J. Glazner 1997-4-15 13678 Sutter Central Valley; Disturbed roadside along E Township Rd. Annual, to 0.5 meter. Comment
  CAS-BOT-BC161625  Bromus sterilis Lowell Ahart 1986-5-26 5317 Sutter About 1/8 mile south of the Myers Ranch, about 1 and 1/8 mile south of the Myers home, and about 3 miles southwest of Pennington. Sutter Buttes. 45 Comment
  SEINET10967648  Bromus sterilis Lowell Ahart 1982-5-30 Ahart 3482 Sutter On dry soil in grassy open area along banks of small wash, 1/4 mi w of Myers home, Myers Ranch, Sutter Buttes. Foothill Woodland. 50 Comment
  CAS-BOT-BC161517  Bromus tectorum Lowell Ahart 1982-7-10 3679 Sutter Sierra Nevada. Sutter Buttes. Along the edge of Pass Road, near the small wash, near the gas well compressors, near South Butte. 40 Comment
  CAS-BOT-BC161518  Bromus tectorum Lowell Ahart 1983-5-4 3952 Sutter Along Pass Road, Sutter Buttes. About 4 miles west of Kellog Road, Sutter Buttes. 50 Comment
  SEINET10507345  Bromus tectorum Lowell Ahart 1983-5-4 Ahart 3952 Sutter Along edge of Pass Rd, ca. 4 mi w of Kellogg Rd, Sutter Buttes. Valley Grassland. West of Marysville. 50 Comment
  CAS-BOT-BC438616  Calandrinia ciliata A. A. Heller 1914-4-1 11245 Sutter Northeastern base of the Marysville Buttes Comment
  SD248484  Calandrinia ciliata George K. Helmkamp, Amy Barnes 2013-3-28 20274 Sutter Sacramento Valley: Hageman Road just south of its juncton with CA-20, east of Meridian (Sutter Buttes 7.5'Q) 17 Comment
  UC203872  Calandrinia ciliata A. A. Heller 1914-4-1 11245 Sutter Northeastern base of the Marysville Buttes Comment
  UC536011  Calandrinia ciliata Laurence S. Jones 1934-4-1 28 Sutter 3 mi w Yuba City (three and one half mi nw of junction of Feather and Yuba rivers) Comment
  UCR249582  Calandrinia ciliata George K. Helmkamp, Amy Barnes 2013-3-28 20274 Sutter Sacramento Valley, Hageman Road just south of its junction with CA-20, east of Meridian 17 Comment
  SEINET10572677  Calandrinia ciliata var. menziesii Lowell Ahart 1984-4-19 Ahart 4568 Sutter Along West Butte Road, ca. 1.8 mile N of Sacramento Outing Club, Sutter Buttes, west of Marysville. Valley Grassland; 35 m. 35 Comment
  OBI83555  Calandrinia menziesii George K. Helmkamp, Amy Barnes 2013-3-28 20274 Sutter Hageman Road just south of its junction with CA-20, east of Meridian 17 Comment
  JEPS21862  Callitriche longipedunculata Annette Waters 1958-4-19 211 Sutter On Pass Road, 6.1 miles west of South Butte Road (in Sutter). At Sutter Buttes. On south side of road Comment
  JEPS78749  Callitriche longipedunculata Edward Lee 1936-5-9 2031 A Sutter On the northeast side of Marysville Buttes, about 5 miles west of Live Oak 30 Comment
  NY465062  Callitriche marginata A. A. Heller 1905-3-21 7561 Sutter Collected at Marysville, where it covered a small pond near the railroad. Comment
  JEPS78723  Calochortus luteus Edward Lee 1936-5-9 2050 Sutter se of North Butte Foothills; Marysville Buttes Comment
  SEINET4169884  Calochortus luteus Unknown 1941-5-29 2836 Sutter Lower ridges south of main peaks, Marysville Buttes, northwest of Sutter 366 Comment
  UCSB73226  Calochortus luteus Constance, Lincoln 1941-5-29 Sutter Lower ridges south of main peaks, Marysville Buttes, northwest of Sutter 365 Comment
  CAS-BOT-BC492546  Calochortus luteus Lowell Ahart 1985-5-5 4908 Sutter South of road, about 3/4 mile sout-east of the Dean Cabin, Dean Ranch, about 3 1/2 miles north-west of Sutter, Sutter Buttes 200 Comment
  CAS-BOT-BC492549  Calochortus luteus Roxana S. Ferris 1926-4-22 6386 Sutter Western base of Marysville Buttes Comment
  POM169459  Calochortus luteus E. B. Copeland 1903-5-17 3187 Sutter Marysville Buttes Comment
  SEINET12053938  Calochortus luteus Unknown 1936-1 13244 Sutter near Gridley Comment
  SEINET10475220  Calycadenia truncata subsp. scabrella Lowell Ahart 1984-9-22 Ahart 4802 Sutter Vicinity of South Butte, Sutter Buttes; west of Marysville. Valley Grassland and Foothill Woodland; 70 to 440 m in elev. 70 Comment
  SD122559  Calystegia occidentalis Lowell Ahart 1984-5-21 4618 Sutter At the old homestead on the south side of South Butte, Sutter Buttes, west of Marysville. 399 Comment
  SEINET10496589  Calystegia occidentalis Lowell Ahart 1984-5-21 Ahart 4618 Sutter At the old homestead on the south side of South Butte, Sutter Buttes, west of Marysville; Foothill Woodland; 400 m. 400 Comment
  JEPS78736  Calystegia purpurata Edward Lee 1936-5-9 2093 Sutter e side North Butte (Marysville Buttes); , e side of the North Butte Comment
  RSA289981  Calystegia purpurata Edward Lee 1936-5-9 2093 Sutter East side of the North Butte, Marysville Buttes. Comment
  JEPS31707  Camissonia contorta W. L. Jepson 1891-4-20 14477 Sutter South Peak Region of the Marysville Buttes Comment
  UC20545  Camissonia strigulosa W. L. Jepson 1891-4-20 Sutter South Peak Region of the Marysville Buttes Comment
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Oct 16 2018
  CHSC36240  Capsella bursa-pastoris L. Ahart 1982-4-23 3341 Sutter On sides of a cow trail, ca. 1/2 mi w of Myers home, near the missle base, Myers Ranch, Sutter Buttes. 50 Comment
  UCD140611  Capsella bursa-pastoris Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7653 Sutter Sutter County; Sutter Buttes. Dean Ranch. Southwest of North Peak. 228 Comment
  CAS-BOT-BC37199  Capsella bursa-pastoris Lowell Ahart 1982-3-6 3234 Sutter Northwest of the Dean Cabin, Dean Ranch, Sutter Buttes. 350 Comment
  CAS-BOT-BC37847  Cardamine oligosperma Roxana S. Ferris 1917-4-18 683 Sutter Marysville Buttes. 152 Comment
  CHSC82240  Cardamine oligosperma Lowell Ahart 2002-3-28 9453 Sutter On the bottom of a depression, on the east side of West Butte Road, about 1/4 mile north of the Sacramento Outing Club, Sutter Buttes. 24 Comment
  CAS-BOT-BC37840  Cardamine oligosperma Lowell Ahart 1982-3-20 3262 Sutter Dean Ranch, Sutter Buttes. Northwest of the Dean Cabin. 350 Comment
  CAS-BOT-BC37841  Cardamine oligosperma Lowell Ahart 1984-3-24 4512 Sutter Myers Ranch, Sutter Buttes. About 0.25 mile west of the Myers home. 50 Comment
  SEINET10448558  Cardamine oligosperma Lowell Ahart 1984-3-24 Ahart 4512 Sutter Myers Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 50 m. 50 Comment
  CDA36789  Cardaria chalepensis D. B. Joley 1973-1 10 Sutter Highway 70 at the East Nicolaus turnoff. 0 Comment
  CHSC36273  Carduus pycnocephalus L. Ahart 1982-4-24 3370 Sutter Not far from the gravel pit, ca. 3/4 mi sw of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC40470  Carduus pycnocephalus Lowell Ahart 1985-5-5 4898 Sutter East of the road, about 2 miles south-east of the Dean Cabin, about 2 miles north of Sutter, Sutter Buttes. 100 Comment
  CAS-BOT-BC281776  Carduus pycnocephalus Lowell Ahart 1985-5-5 4898 Sutter E of the road, about 2 miles SE of the Dean Cabin, about 2 miles N of Sutter, Sutter Buttes 100 Comment
  SEINET10467333  Carex barbarae Lowell Ahart 1984-5-21 Ahart 4612 Sutter At the old homestead on the south side of South Butte, Sutter Buttes, west of Marysville; Foothill Woodland; 400 m. 400 Comment
  CAS-BOT-BC20524  Carex densa Lowell Ahart 1984-5-21 4611 Sutter The old homestead on the south side of the South Butte, Sutter Buttes. 400 Comment
  CHSC41421  Carex densa Lowell Ahart 1986-5-24 5294 Sutter Along a small wash that flows into the stream below the pond, about 1/2 mile south of the Dean Cabin, Dean Ranch, about 3 1/4 miles north-west of Sutter, Sutter Buttes. 243 Comment
  CHSC80566  Carex densa Lowell Ahart 2001-5-18 8743 Sutter Small ditch, south of a deep drainage ditch, on the east side of Pennington Road, 6 miles west of Live Oak. 22 Comment
  JEPS106105  Carex densa Lowell Ahart 2004-5-2 10822 Sutter At the small seep, west of the old homestead at the large rock outcrop, on the southwest side of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter 260 Comment
  CAS-BOT-BC20523  Carex densa Lowell Ahart 1986-5-24 5294 Sutter About 0.5 mile south of Dean Cabin, Dean Ranch, about 3.25 miles NW of Sutter, Sutter Buttes. 243 Comment
  CAS-BOT-BC249087  Castilleja affinis Wm. Vortriede 1928-4-7 s.n. Sutter Marysville Buttes, southern part Comment
  CAS-BOT-BC249108  Castilleja affinis D. K. Gillespie; J. W. Gillespie 1930-4-25 9241 Sutter Summit South Butte, Marysville Buttes Comment
  CAS-BOT-BC249239  Castilleja affinis A. A. Heller 1915-4-3 11795 Sutter South side of South Butte, Marysville Buttes 548 Comment
  CAS-BOT-BC249242  Castilleja affinis Roxana S. Ferris 1926-4-22 6364 Sutter Slopes of West Butte, Marysville Buttes Comment
  CDA12469  Castilleja affinis subsp. affinis G. F. Hrusa, R. F. Holland, O. Pollack 1990-4-4 7640 B Sutter Marysville Buttes, North Butte, S side. Comment
  CDA12471  Castilleja affinis subsp. affinis G. F. Hrusa, R. F. Holland, O. Pollack 1990-4-4 7626 Sutter Sutter Buttes; North Butte, S side. Comment
  RSA795531  Castilleja affinis subsp. affinis L. Ahart 2004-5-29 10962 Sutter Rocky slope above a very steep (cliffs) draw, about 300 yards south of the fence on the northwest side of the South Butte, Suttler Buttes, about 5 air miles northwest of Sutter. 305 Comment
  UC1032434  Castilleja affinis subsp. affinis H. S. Yates 1934-3-11 3691 Sutter 2 mi se South Butte; Marysville Quad. 106 Comment
  UC1032435  Castilleja affinis subsp. affinis H. S. Yates 1934-3-11 3690 Sutter 2 mi se South Butte; Marysville Quad. 106 Comment
  UC1745662  Castilleja affinis subsp. affinis Annetta M. Carter, Joe Ewan, Nesta Ewan, Edward Lee 1936-5-9 1187 Sutter First peak SE of North Butte; Marysville Buttes Comment
  CHSC47504  Castilleja attenuata Lowell Ahart 1981-4-29 2791 Sutter Dean Ranch, Sutter Buttes. 304 Comment
  CHSC90142  Castilleja attenuata Brian H. McMurtry 1979-4-6 2 Sutter North foothill Sutter Buttes, about 250 yds southwest of junction of Pennington Road and North Butte Road. Comment
  UCD140594  Castilleja attenuata Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7636 Sutter Sutter County; Sutter Buttes. Dean Ranch. South of North Butte. Western slope of Sunrise Ridge. 261 Comment
  CHSC32086  Castilleja exserta L. Ahart 1977-4-7 1269 Sutter Myers Ranch, Sutter Buttes. 50 Comment
  UC569919  Castilleja exserta G. T. Nordstrom 1934-3-23 6 Sutter 1.5 mi n and 1 mi w West Butte; Marysville Buttes Quad. 45 Comment
  JEPS15150  Castilleja exserta subsp. exserta G. T. Nordstrom 1934-3-23 6 Sutter 1.5 mi n and 1 mi w West Butte; Marysville Quad. 45 Comment
  JEPS106036  Castilleja subinclusa Lowell Ahart 2004-5-29 10962 Sutter Slope above a very steep (cliffs) draw, about 300 yards south of the fence on the northwest side of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter 304 Comment
  SEINET10549464  Castilleja subinclusa Lowell Ahart 1985-5-20 Ahart 5022 Sutter South Butte, Sutter Buttes, about 12 miles W of Marysville, Ca. On the south side. Comment
  CAS-BOT-BC40486  Caulanthus lasiophyllus Rimo Bacigalupi 1933-4-23 2242 Sutter Small creek at north base of North Butte, Marysville Butte. Comment
  CAS-BOT-BC83816  Ceanothus cuneatus var. cuneatus D. O. Burge; S. L. Thrasher 2009-4-19 1093 b Sutter Sutter Buttes, Peace Valley, on S slope of hill 140 Comment
  SEINET10805181  Ceanothus cuneatus var. cuneatus Dylan O. Burge, S. L. Thrasher 2009-4-19 Burge 1093 c Sutter Sutter Buttes, Peace Valley, on south slope of hill to the west of Pugh Cemetery, 11.2 km 332 deg. (True) NNW of Sutter. 140 Comment
  UC1071059  Ceanothus cuneatus var. cuneatus G. E. Sindel 1934-3-30 44 Sutter 1/2 mi w and 1 mi s, North Butte; Marysville Buttes quad. 243 Comment
  UC1746052  Ceanothus cuneatus var. cuneatus Annetta M. Carter, Galen Smith, Mary Barnas 1951-4-1 3046 c Sutter Near base of South Butte. Sutter Buttes. Comment
  UC1746055  Ceanothus cuneatus var. cuneatus Annetta M. Carter, Galen Smith, Mary Barnas 1951-4-1 3046 b Sutter Near base of South Butte. Sutter Buttes. Comment
  CAS-BOT-BC277073  Centaurea melitensis Lowell Ahart 1982-5-30 3512 Sutter About 3/4 mile south of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  SEINET3245715  Centaurea solstitialis G. K. Helmkamp, E. A. Helmkamp 2007-1 13029 Sutter Central Valley; Sacramento Valley; American Basin, junction of Sankey Road and CA-99, 2.0 miles north of the Sacramento Co. line 3 Comment
  UC30933  Centaurea solstitialis J. A. Wilkinson 1899-7-6 Sutter Live Oak Comment
  UCD130095  Centaurea solstitialis G. K. Helmkamp; E. A. Helmkamp 2007-9-30 13029 Sutter Central Valley; Sacramento Valley: American Basin, junction of Sankey Road and Ca-99, 2.0 miles north of the Sacramento County. 3 Comment
  UCR235288  Centaurea solstitialis George K. Helmkamp, E. A. Helmkamp 2011-11-28 18494 Sutter Sacramento Valley, Sacramento Ave., 0.2 miles from its junction with CA-99, 0.75 mi. NW of Nicolaus, beside the levee of the Feather River 20 Comment
  CAS-BOT-BC277259  Centaurea solstitialis H. R. Bennett 1965-8-13 8487 Sutter Along road 5 miles west from Yuba City Comment
  CAS-BOT-BC277262  Centaurea solstitialis Lowell Ahart 1977-5-19 1283 Sutter South Butte, Sutter Buttes 200 Comment
  CHSC37171  Centaurium tenuiflorum L. Ahart 1982-4-20 3620 Sutter Just inside the first gate to the Dean Ranch, Sutter Buttes. 35 Comment
  CAS-BOT-BC288818  Centromadia fitchii John Thomas Howell 1981-10-14 54639 Sutter Dean Ranch, Sutter Buttes Comment
  CAS-BOT-BC288820  Centromadia fitchii Lowell Ahart 1982-9-9 3784 Sutter About 0.5 mile S of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CHSC44470  Centromadia fitchii Lowell Ahart 1977-7-24 1490 Sutter Near the old gas well, on the south side of the South Butte, Sutter Buttes. 91 Comment
  SD236198  Centromadia fitchii G. K. Helmkamp, E. A. Helmkamp 2008-10-6 14223 Sutter Sacramento Valley: Pass Road on south side of Sutter Buttes, 6.9 miles west of Sutter 84 Comment
  CAS-BOT-BC271548  Centromadia parryi subsp. rudis Lowell Ahart 1977-10-3 s.n. Sutter West side of Sutter Butes 35 Comment
  CHSC44471  Centromadia pungens Lowell Ahart 1977-10-3 1599 Sutter Near the edge of West Butte Road, on the west side of the Sutter Buttes. 30 Comment
  CHSC96900  Centromadia pungens subsp. pungens Lowell Ahart 2007-7-7 14257 Sutter Road edge, on the north side of Pennington Road, about 1/10 mile east of Powell Road, about 5 1/2 miles west of Live Oak. 21 Comment
  JEPS113495  Centromadia pungens subsp. pungens Lowell Ahart 2007-7-7 14257 Sutter Road edge, on the north side of Pennington Road, about 1/10 mile east of Powell Road, about 5 1/2 miles west of Live Oak 21 Comment
  SBBG121291  Centromadia pungens subsp. pungens L. Ahart 2007-7-7 14257 Sutter N side of Penningon Rd, ca. 0.1 mi E of Powell Rd, ca. 5.5 mi W of Live oak 21 Comment
  CAS-BOT-BC222889  Cephalanthus occidentalis Margit Epperson 1982-7-11 3733 Sutter About 1/4 mile east of the Dean Cabin, Dean Ranch, Sutter Buttes 250 Comment
  CAS-BOT-BC222890  Cephalanthus occidentalis Lowell Ahart 1982-6-20 3643 Sutter About 1/4 mile south-east of the Dean Cabin, Dean Ranch, Sutter Buttes 300 Comment
  CHSC42424  Cephalanthus occidentalis L. P. Janeway 1986-7-17 1784 Sutter Vicinity of Nicolaus. On the levee on the Feather River at the hwy 99 crossing. 7 Comment
  RSA10985  Cephalanthus occidentalis Carl B. Wolf 1927-11-5 1427 Sutter Jct of Garden City Hwy and Riego Rd. 17 miles N of Sacramento. Comment
  RSA460058  Cephalanthus occidentalis Flossie Draper 1927-10-23 46 Sutter Found on level near Yurba City. Comment
  SBBG50912  Cephalanthus occidentalis G. L. Webster, G. L. Stebbins 1967-8-22 7526 Sutter swampy area ca. 1 mi W of "The Berry Patch: (6 mi W of Pennington) 15 Comment
  CHSC36227  Cerastium glomeratum L. Ahart 1982-4-23 3311 Sutter W of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC45570  Cerastium glomeratum Lowell Ahart 1981-3-14 2703 Sutter About 1/4 mile north-west of the Dean Cabin, Dean Ranch, Sutter Buttes. 304 Comment
  UC1125799  Cerastium glomeratum G. E. Sindel 1934-3-29 34 Sutter 1/2 mi. n. and 2 1/2 mi. w. Union School; Marysville Buttes Quad. Comment
  CAS-BOT-BC388443  Cerastium glomeratum Lowell Ahart 1981-3-14 2703 Sutter Dean Ranch, Sutter Buttes 350 Comment
  CAS-BOT-BC207653  Cercis occidentalis Lowell Ahart 1977-4-7 799 Sutter Myers Ranch, Sutter Buttes, Foothill woodland on the North side of Sutter Buttes 50 Comment
  CAS-BOT-BC207654  Cercis occidentalis Roxana S. Ferris 1926-4-22 6377 Sutter Slopes of West Butte Marysville Buttes Comment
  JEPS64779  Cercis occidentalis Joseph Andorfer Ewan and Nesta Ewan 1936-5-10 9636 Sutter slope near summit (2128 ft); South Butte Comment
  POM18693  Cercis occidentalis A. A. Heller, H. E. Brown, A. H. Heller 1902-5-17 7045 Sutter Marysville Buttes Comment
  CHSC77813  Chamaemelum fuscatum Lowell Ahart 2000-3-26 8327 Sutter On the east edge of Larkin Road, just south of the Butte County line, 2 miles north of Live Oak. 24 Comment
  JEPS98706  Chamaemelum fuscatum Lowell Ahart 2000-3-26 8327 Sutter 2 mi N of Live Oak (E edge of Larkin Road, just S of the Butte Co. line) 24 Comment
  SEINET2042546 Image available Chamaesyce glyptosperma George K. Helmkamp, E. A. Helmkamp 1999-6-29 5052 Sutter Corner of Dry Creek Rd. & Bowman Rd, near Nielsburg, 3 mi NE of Auburn besdie I-80 & 1.5 NW of North Fork Lake on American River. (Auburn Quad 7.5'). T13N R 8 E S24 (SW/4) 457 Comment
  CHSC37040  Chamaesyce maculata L. Ahart 1982-9-9 3783 Sutter Ca. 1/2 mi s of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC96899  Chamaesyce maculata Lowell Ahart 2007-7-7 14256 Sutter Road edge, on the north side of Pennington Road, about 1/10 mile east of Powell Road, about 5 1/2 miles west of Live Oak. 21 Comment
  JEPS113496  Chamaesyce maculata Lowell Ahart 2007-7-7 14256 Sutter Road edge, on the north side of Pennington Road, about 1/10 mile east of Powell Road, about 5 1/2 miles west of Live Oak 21 Comment
  UC1192293  Chamaesyce maculata Herbert L. Mason 1945-9-19 12728 Sutter e side Butte Creek (West Butte Rd) Comment
  CHSC34106  Chamaesyce ocellata L. Ahart 1981-9-10 3125 Sutter On the s side of South Butte, Sutter Buttes. 350 Comment
  CHSC37043  Chamaesyce ocellata L. Ahart 1982-9-9 3785 Sutter Wash ca. 1/2 mi s of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC40656  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 1985-10-19 5209 Sutter On the bottom of a stream, about 1/3 mile south-east of the Dean Cabin, Dean Ranch, Sutter Buttes. 259 Comment
  CHSC47420  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 1982-9-9 3783 Sutter About 1/2 mile south of the Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  CHSC78512  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2000-8-29 8674 Sutter On the north side of Pass Road, near the base of South Butte, Sutter Buttes, about 4 1/2 miles northwest of Sutter. 109 Comment
  CHSC34941  Cheilanthes covillei M. S. Taylor; L. Ahart 1980-5-1 2578 Sutter S side of South Butte, Sutter Buttes, w of Yuba City. 609 Comment
  SEINET10529875  Cheilanthes covillei Mary Susan Taylor 1980-5-1 Taylor 2578 Sutter T16N R1E se sec 26. S side of South Butte, Sutter Buttes, ca. 10 mi E of Yuba City; Foothill Woodland. 610 Comment
  CHSC45545  Chenopodium album Lowell Ahart 1977-7-24 1486 Sutter Near the old gas well, on the south side of the South Butte, Sutter Buttes. 91 Comment
  SEINET10479006  Chenopodium album Lowell Ahart 1983-8-27 Ahart 4360 B Sutter A little south of the Myers home, Myers Ranch, Sutter Buttes, west of Marysville. Valley Grassland; 50 m. 50 Comment
  SEINET10871662  Chenopodium album Lowell Ahart 1983-8-27 Ahart 4360 A Sutter A little south of the Myers home, Myers Ranch, Sutter Buttes, west of Marysville. Valley Grassland; 50 m. 50 Comment
  UCD135876  Chenopodium album L. Ahart 1983-8-27 4360 A Sutter A little south of the Myers home, Myers Ranch, Sutter Buttes, west of Marysville. 50 Comment
  RSA10973  Chenopodium ambrosioides var. ambrosioides C. B. Wolf 1927-11-5 1433 Sutter Junction of Garden City Highway and Reigo Road, 17 mi. no. of Sacramento. Feather River. Sacramento Valley. Comment
  RSA10974  Chenopodium ambrosioides var. ambrosioides C. B. Wolf 1927-11-5 1432 Sutter Junction of Garden City Highway and Reigo Road, 17 mi. no. of Sacramento. Feather River. Sacramento Valley. Comment
  RSA10977  Chenopodium ambrosioides var. ambrosioides C. B. Wolf 1927-11-5 1429 Sutter Junction of Garden City Highway and Reigo Road, 17 mi. no. of Sacramento. Feather River. Sacramento Valley. Comment
  JEPS59721  Chenopodium californicum W. L. Jepson 1891-4-20 14864 Sutter The Buttes Region of the Marysville Buttes Comment
  CHSC37163  Chenopodium murale L. Ahart 1982-6-19 3611 Sutter Around large barn, near the Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  SEINET10479050  Chenopodium murale Lowell Ahart 1983-8-27 Ahart 4359 Sutter A little south of the Myers home, Myers Ranch, Sutter Buttes, west of Marysville. Valley Grassland; 50 m. 50 Comment
  CHSC78510  Chenopodium strictum var. glaucophyllum Lowell Ahart 2000-8-29 8673 Sutter On the north side of Pass Road, near the base of South Butte, Sutter Buttes, about 4 1/2 miles northwest of Sutter. 109 Comment
  JEPS98499  Chenopodium strictum var. glaucophyllum Lowell Ahart 2000-8-29 8673 Sutter On the north side of Pass Road, near the base of South Butte, Sutter Buttes, about 4 1/2 miles northwest of Sutter. 109 Comment
  SEINET10479042  Chenopodium vulvaria Lowell Ahart 1983-9-4 Ahart 4396 Sutter Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 250 m. 250 Comment
  CAS-BOT-BC257036  Chorizanthe membranacea Lowell Ahart 1984-5-21 4629 Sutter On the south side of the South Butte, Sutter Buttes 600 Comment
  CDA22453  Chorizanthe membranacea L. Ahart 2004-5-2 10850 Sutter On the west side of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter. Comment
  CHSC30025  Chorizanthe membranacea Lowell Ahart 1980-5-1 2144 Sutter Sutter Buttes, on the south side of the South Butte, above the spring. 400 Comment
  CHSC46010  Chorizanthe membranacea Lowell Ahart 1984-5-21 4629 Sutter Sutter Buttes, along the road cut, on the south side of the South Butte. 548 Comment
  JEPS105858  Chorizanthe membranacea Lowell Ahart 2004-5-2 10850 Sutter On a mountainside, on the west side of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter 551 Comment
  SBBG119807  Chorizanthe membranacea L. Ahart 2004-5-2 10850 Sutter W side of the S Butte at Sutter Buttes, ca. 5 air mi NW of Sutter 551 Comment
  SD122528  Chorizanthe membranacea Lowell Ahart 1984-5-21 4629 Sutter On the south side of the South Butte, Sutter Buttes, west of marysville, road cut Comment
  UCD140627  Chorizanthe membranacea Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7669 Sutter Sutter County; Sutter Buttes. Dean Ranch. Side of hill bordering Willaston Flat. 228 Comment
  SEINET10479749  Chorizanthe membranacea Lowell Ahart 1984-5-21 Ahart 4629 Sutter On the south side of the South Butte, Sutter Buttes, west of Marysville; Foothill Woodland. Comment
  CAS-BOT-BC247550  Chorizanthe stellulata A. A. Heller; H. E. Brown 1902-5-17 5568 Sutter Marysville Buttes Comment
  POM165153  Chorizanthe stellulata A. A. Heller, H. E. Brown 1902-5-17 5568 Sutter Marysville Buttes Comment
  CHSC36261  Cicendia quadrangularis L. Ahart 1982-4-23 3295 Sutter On w part of Myers Ranch, Sutter Buttes. 50 Comment
  CAS-BOT-BC280378  Cirsium occidentale var. venustum Lowell Ahart 1981-5-18 2825 Sutter Top of South Butte, Sutter Buttes 650 Comment
  CAS-BOT-BC285741  Cirsium vulgare Lowell Ahart 1983-9-4 4387 Sutter About 3/8 mile south-east of the Dean Cabin, Dean Ranch, Sutter Buttes 250 Comment
  SEINET10971111  Cirsium vulgare Lowell Ahart 1983-9-4 Ahart 4387 Sutter Southeast of the Dean Cabin, Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 250 m. 250 Comment
  CAS-BOT-BC162516  Clarkia gracilis subsp. gracilis Roxana S. Ferris 1926-4-22 6336 Sutter Slopes of West Butte, Marysville Buttes Comment
  UC569752  Clarkia gracilis subsp. gracilis F. W. Embree 1934-4-17 39 Sutter 1 mi s North Butte; Marysville Buttes Quadrangle 259 Comment
  CHSC42759  Clarkia purpurea subsp. quadrivulnera Lowell Ahart 1977-5-19 1375 Sutter Near a wash, on the south side of the South Butte, Sutter Buttes. 137 Comment
  CHSC87923  Clarkia purpurea subsp. quadrivulnera Lowell Ahart 2004-5-29 10966 Sutter About 30 yards south of the fence on the northwest side of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter. 384 Comment
  JEPS106191  Clarkia purpurea subsp. quadrivulnera Lowell Ahart 2004-5-29 10966 Sutter About 30 yards south of the fence on the northwest side of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter 384 Comment
  UC660021  Clarkia purpurea subsp. quadrivulnera Lincoln Constance 1941-5-29 2837 Sutter nw Sutter (lower ridges s of main peak); Marysville Buttes 365 Comment
  CAS-BOT-BC163476  Clarkia purpurea subsp. quadrivulnera Lowell Ahart 1981-5-18 2813 Sutter South Butte, Sutter Buttes 100 Comment
  POM262525  Clarkia purpurea subsp. quadrivulnera Lincoln Constance 1941-5-29 2837 Sutter Lower ridges south of main peaks, Marysville Buttes, northwest of Sutter. 366 Comment
  CHSC46133  Clarkia rhomboidea Lowell Ahart 1984-5-21 4639 Sutter About 60 feet nroth of where the road forks to go to the radio towers, on the South Butte, Sutter Buttes. 609 Comment
  JEPS106281  Clarkia rhomboidea Lowell Ahart 2004-5-2 10853 Sutter Mountaintop, on the south side of the road just west of the lower tower, near the top of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter 431 Comment
  CAS-BOT-BC164747  Clarkia rhomboidea Isabel McCracken 1938-5-21 s.n. Sutter Marysville Buttes, east side Comment
  CAS-BOT-BC164769  Clarkia rhomboidea Lowell Ahart 1984-5-21 4639 Sutter About 20 meters north of where the road forks to go to the radio towers on the South Butte, Sutter Buttes 675 Comment
  CAS-BOT-BC165679  Clarkia unguiculata Lowell Ahart 1984-5-21 4621 Sutter At the old homestead on the south side of the South Butte, Sutter Buttes 400 Comment
  CAS-BOT-BC165680  Clarkia unguiculata Lowell Ahart 1982-5-30 3505 Sutter About 3/4 mile west of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CHSC87936  Clarkia unguiculata Lowell Ahart 2004-5-29 10964 Sutter Slope above a very steep (cliffs) draw, about 300 yards south of the fence on the northwest side of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter. 304 Comment
  RSA795532  Clarkia unguiculata L. Ahart 2004-5-29 10964 Sutter Rocky slope above a very steep (cliffs) draw, about 300 yards south of the fence on the northwest side of the South Butte, Suttler Buttes, about 5 air miles northwest of Sutter. 305 Comment
  UCD169802  Clarkia unguiculata Lowell Ahart 2004-5-29 10964 Sutter Sutter Buttes, about 5 miles (air) northwest of Sutter. About 300 yards south of the fence on the northwest side of South Butte. 304 Comment
  SEINET10453171  Clarkia unguiculata Lowell Ahart 1984-5-21 Ahart 4621 Sutter At the old homestead on the south side of South Butte, Sutter Buttes, west of Marysville; Foothill Woodland; 400 m. 400 Comment
  CAS-BOT-BC439147  Claytonia exigua subsp. exigua A. A. Heller 1915-3-25 11780 Sutter Near Sutter City Comment
  UC852046  Claytonia exigua subsp. exigua A. A. Heller 1915-3-25 11780 Sutter near Sutter City Comment
  UCD140592  Claytonia parviflora Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7634 Sutter Sutter County; Sutter Buttes. Dean Ranch. South of North Butte. Western slope of Sunrise Ridge. 261 Comment
  CAS-BOT-BC233802  Claytonia parviflora subsp. parviflora Roxana S. Ferris 1917-4-18 666 Sutter Marysville Buttes 121 Comment
  CHSC33749  Claytonia parviflora subsp. parviflora L. Ahart 1981-4-6 2740 Sutter On ridge near the outcropping which is near the old homestead on the s side of South Butte, Sutter Buttes. 350 Comment
  CHSC46726  Claytonia parviflora subsp. parviflora Lowell Ahart 1981-4-6 2740 Sutter Sutter Buttes, on the south side of the South Butte, on the ridge east of the large rock outcropping and old homestead. 335 Comment
  UC1136711  Claytonia parviflora subsp. parviflora H. A. Jensen 1934-3-21 372 Sutter n slope West Butte; Marysville Quad. 274 Comment
  CAS-BOT-BC233801  Claytonia parviflora subsp. parviflora A. A. Heller 1914-4-1 11248 Sutter North side of the Marysville Buttes Comment
  UCD15307  Claytonia perfoliata Margit Sands 1985-4-7 17 Sutter Sutter Buttes, Dean Place. 213 Comment
  RSA325159  Claytonia perfoliata M. S. Taylor 1981-5-2 3590 Sutter Sutter County: Epperson Ranch, at the S base of N Butte, Sutter Buttes, W of Gridley Comment
  CAS-BOT-BC443686  Claytonia perfoliata subsp. perfoliata John H. Thomas 1981-4-20 20404 B Sutter Sutter Buttes. Dean Place. 213 Comment
  CHSC34840  Claytonia perfoliata subsp. perfoliata M. S. Taylor 1981-5-2 3590 Sutter In creekbed, Epperson Ranch at base of North Butte, Sutter Buttes, se of Gridley. Comment
  CHSC46727  Claytonia perfoliata subsp. perfoliata Lowell Ahart 1981-4-6 2739 Sutter Sutter Buttes. Gorwing on the ridge east of the large rock outcropping and the old homestead, on the south side of the South Butte. 335 Comment
  JEPS97667  Claytonia perfoliata subsp. perfoliata Annetta M. Carter, Galen Smith, Mary Barnas 1951-4-1 3044 Sutter W-facing slope of South Butte. Sutter Buttes. Comment
  SEINET10572720  Claytonia perfoliata var. perfoliata Mary Susan Taylor 1981-5-2 Taylor 3590 Sutter Epperson Ranch, at the S base of North Butte, Sutter Buttes, w of Gridley. Comment
  CAS-BOT-BC443745  Claytonia rubra subsp. rubra Lowell Ahart 1984-3-24 4509 Sutter About 1/4 mile west of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CAS-BOT-BC91530  Clematis lasiantha Roxana S. Ferris 1917-4-18 642 Sutter Marysville Buttes. 121 Comment
  CAS-BOT-BC91531  Clematis lasiantha Roxana S. Ferris 1926-4-22 6358 Sutter Slopes of West Butte, Marysville Buttes. Comment
  CAS-BOT-BC91532  Clematis lasiantha Roxana S. Ferris 1926-4-22 6393 Sutter Western base of Marsyville Buttes. Comment
  CAS-BOT-BC91535  Clematis lasiantha Lowell Ahart 1977-4-5 s.n. Sutter South Butte, Sutter Buttes. 500 Comment
  CAS-BOT-BC91536  Clematis lasiantha Lowell Ahart 1982-6-19 3601 Sutter Myers Ranch, Sutter Buttes. South of the south fence line, about 0.75 mile south of the Myers home. 50 Comment
  CAS-BOT-BC91537  Clematis lasiantha Lowell Ahart 1985-5-5 4923 Sutter Dean Ranch, Sutter Buttes. Near the west fence, south of Huff Canyon, about 0.75 mile west of the Dean Cabin. 250 Comment
  CAS-BOT-BC91539  Clematis lasiantha Wm. Vortriede 1928-4-7 s.n. Sutter Marysville Buttes, southern part. Comment
  CHSC45503  Clematis lasiantha Lowell Ahart 1977-4-5 1250 Sutter On the South Butte, Sutter Buttes. 457 Comment
  UC13905  Clematis lasiantha W. L. Jepson 1891-4-20 Sutter South Peak 91 Comment
  UCD15306  Clematis lasiantha Margit Sands 1985-4-7 16 Sutter Sutter Buttes, Dean Place; 213 Comment
  RSA122704A  Clematis lasiantha H. A Jensen 1934-3-20 371 Sutter 2 miles S of N Butte. 274 Comment
  JEPS4638  Collinsia bartsiifolia var. bartsiifolia W. L. Jepson 1891-4-20 21325 Sutter Butte Pass Region of the Marysville Buttes Comment
  RSA296432  Collinsia bartsiifolia var. bartsiifolia W. L. Jepson 1891-4-20 21325 Sutter Butte Pass, Marysville Buttes. Comment
  CHSC40396  Collinsia heterophylla Lowell Ahart 1985-5-5 4926 Sutter Huff Canyon, about 3/4 mile west of the Dean Cabin, Dean Ranch, Sutter Buttes. 250 Comment
  CHSC47490  Collinsia heterophylla Lowell Ahart 1981-5-18 2821 Sutter Near the top of the South Butte, Sutter Buttes. 609 Comment
  POM163446  Collinsia heterophylla Roxana S. Ferris 1926-4-22 6340 Sutter Slopes of West Butte, Marysville Buttes Comment
  CHSC36257  Collinsia sparsiflora L. Ahart 1982-4-17 3274 Sutter On n slopes, nw of the Dean Cabin, Dean Ranch, Sutter Buttes. 350 Comment
  UCD126196  Convolvulus arvensis G. K. Helmkamp; E. A. Helmkamp 2007-9-30 13052 Sutter Sacramento Valley. Sacramento Ave. on the east side of CA-99, junction 1.4 miles north of the Feather River. 21 Comment
  UCR188483  Convolvulus arvensis George K. Helmkamp, E. A. Helmkamp 2007-9-30 13052 Sutter Sacramento Valley, Sacramento Ave. on the east side of CA-99, junction 1.4 miles north of the Feather River 21 Comment
  UCR218952  Convolvulus arvensis George K. Helmkamp, E. A. Helmkamp 2009-8-30 15560 Sutter Sacramento Valley, along Nicolaus Ave., 2.2 miles northwest of the Placer Co. line, 4.4 miles ENE (86 deg. ) of Nicolaus 8 Comment
  SEINET3828384  Conyza bonariensis George K. Helmcamp, E. A. Helmkamp 2011-1 18488 Sutter Sacramento Valley: Worth Road, 0.2 mile east of its junction with Garden Highway, 4 miles SW of Nicholaus (Verona 7.5') 14 Comment
  UCR235282  Conyza bonariensis George K. Helmkamp, E. A. Helmkamp 2011-11-28 18492 Sutter Sacramento Valley, Sacramento Ave., 0.3 mile east of its junctiion with CA-99, 1.45 mi. airline NW of Nicolaus 20 Comment
  CAS-BOT-BC288919  Conyza canadensis Lowell Ahart 1984-9-22 4798 Sutter On the W side of the South Butte, Sutter Buttes 250 Comment
  CAS-BOT-BC288921  Conyza canadensis Lowell Ahart 1982-10-11 3876 Sutter Near the bridge on Pass Rd, E of the Gass Compression Station, Sutter Buttes 50 Comment
  CAS-BOT-BC288922  Conyza canadensis Lowell Ahart 1983-8-27 4362 Sutter A little S of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  SEINET10474201  Conyza canadensis Lowell Ahart 1985-10-19 Ahart 5208 Sutter Dean Ranch, Sutter Buttes. About 12 miles west of Marysville. Comment
  SEINET10474202  Conyza canadensis Lowell Ahart 1983-8-27 Ahart 4362 Sutter A little south of the Myers home, Myers Ranch, Sutter Buttes, west of Marysville. Valley Grassland; 50 m. 50 Comment
  CHSC47492  Cordylanthus pilosus subsp. pilosus Lowell Ahart 1984-8-3 4778 Sutter Along the east edge of West Butte Road, about 1/8 mile north of the Sacramento Outing Club, Sutter Buttes. 30 Comment
  SEINET12331909  Cordylanthus rigidus Unknown 1984-1 4778 Sutter along edge of West Butte Rd, about 0.12 mi N of Sacramento Outing Club, Sutter Buttes 35 Comment
  SEINET10931183  Cordylanthus rigidus subsp. brevibracteatus Lowell Ahart 1984-8-3 Ahart 4778 Sutter Along the edge of West Butte Road, about 1/8 mile north of the Sacramento Outing club, Sutter Buttes. Comment
  UCR233065  Coronopus didymus George K. Helmkamp, E. A. Helmkamp 2011-5-12 17280 Sutter Sacramento Valley, 0.1 mile southwest of village of Nicolaus on 1st Street, beside the Feather River 9 Comment
  CAS-BOT-BC291366  Cotula coronopifolia Lowell Ahart 1983-5-14 3997 Sutter Along West Butte Road, about 1/8 mile north of the Sacramento Outing Club, Sutter Buttes 35 Comment
  SEINET10473720  Cotula coronopifolia Lowell Ahart 1984-4-19 Ahart 4578 Sutter Along West Butte Road, ca. 1.8 mile N of Sacramento Outing Club, Sutter Buttes, west of Marysville. Valley Grassland; 35 m. 35 Comment
  CHSC39654  Crassula aquatica Lowell Ahart 1983-5-14 4001 Sutter Along West Butte Road, about 1/8 mile north of the Sacramento Outing Club, Sutter Buttes. 35 Comment
  CHSC46738  Crassula connata Lowell Ahart 1983-5-4 3939 Sutter Along the edge of Pass Road, about 4 miles west of Kellogg Road, Sutter Buttes. 45 Comment
  UCR198444  Crassula connata George K. Helmkamp, E. A. Helmkamp 2008-3-6 13142 Sutter Sutter Basin, Sutter Buttes, West Butte Road 2.3 miles northwest of its junction with CA-20, south edge of Sutter Buttes 22 Comment
  CAS-BOT-BC427692  Crassula connata Lowell Ahart 1982-3-20 3260 Sutter On the steep south side of North Butte, north of the Dean Cabin, Dean Ranch, Sutter Buttes 350 Comment
  SEINET10973379  Crassula muscosa Lowell Ahart 1983-5-4 Ahart 3940 Sutter Along edge of Pass Rd, ca. 4 mi w of Kellogg Rd, Sutter Buttes. Valley Grassland. West of Marysville. 50 Comment
  CHSC101100  Crassula tillaea L. P. Janeway 2009-3-30 9700 Sutter Sacramento Valley. Pumping Station on east side of the eastern levee of Sutter Bypass; about 14.7 km southeast of Yuba City. Open disturbed flats on northeast side of the Pumping Station. 9 Comment
  CHSC46744  Crassula tillaea Lowell Ahart 1982-4-23 3345 Sutter West of Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  SEINET4207106  Cressa cretica var. truxillensis Beecher Crampton 1953-9-30 1650 Sutter 3 miles south of Robbins.; 0 Comment
  UCR197981  Cressa truxillensis Beecher Crampton 1953-9-30 1650 Sutter 3 mi south of Robbins 8 Comment
  UCD125730  Cressa truxillensis Beecher Crampton 1953-9-30 1650 Sutter 3 miles south of Robbins. Comment
  UCD126214  Cressa truxillensis W. A. Harvey 1967-8-21 s. n. Sutter on dirt road through field; 1 mile north of West Catlett Road and 1 mile east of Garden Highway, ca. 5.5 miles north of Verona. Comment
  UCD14961  Crocanthemum scoparium Glenn Greenleaf 1977-5-16 33 Sutter 0.5 miles north on Lone/ Michigan Bar Rd. from junction with Highway 16; 225 Comment
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Aug 21 2006
  UCD142110  Croton setiger G. K. Helmkamp; E. A. Helmkamp 2007-9-30 13033 Sutter Sacramento Valley. Sutter Buttes, 2.3 miles northwest of Sutter on Pass Road. 70 Comment
  UCR190236  Croton setiger George K. Helmkamp, E. A. Helmkamp 2007-9-30 13033 Sutter Sacramento Valley, Sutter Buttes, 2.3 miles northwest of Sutter on Pass Road 70 Comment
  CAS-BOT-BC190143  Crypsis schoenoides John Thomas Howell 1981-10-14 54629 Sutter South side of Sutter Buttes. Oak Hill Ranch. Comment
  CAS-BOT-BC190144  Crypsis schoenoides Lowell Ahart 1977-7-24 s.n. Sutter South Butte, Sutter Buttes. 100 Comment
  CDA1923  Crypsis schoenoides T. C. Fuller 1958-10-17 1448 Sutter 4 miles east of Knights Landing. 0 Comment
  CHSC37035  Crypsis schoenoides L. Ahart 1982-9-9 3777 Sutter On bottom of a wash ca. 1/8 mi s of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  SEINET200145 Image available Crypsis schoenoides H. L. Mason 1945-9-18 12706 Sutter Overflow lands of Sutter By-pass near bridge on Yuba City-Knight's Landing highway. Comment
  UCD36466  Crypsis schoenoides Beecher Crampton 1953-9-30 1641 Sutter Sutter County, 5 miles east of Robbins, along irrigation canal east of Sutter Bypass. Comment
  UCD59823  Crypsis schoenoides Clyde L. Elmore 1963-7-19 s. n. Sutter Above Colusa highway, 1/2 mile west of West Butte Road, on south edge of farm road on the Gross Ranch (road leads to Ingram Ranch in Sutter By-pass). Comment
  UCD59936  Crypsis schoenoides Beecher Crampton 1953-9-30 1641 Sutter 5 miles east of Robbins, Sutter Bypass. Comment
  CHSC33753  Cryptantha Lowell Ahart 1981-4-6 2724 Sutter S. side of South Butte, Sutter Buttes. 200 Comment
  SEINET10898356  Cryptantha Mary Susan Taylor 1980-5-1 Taylor 2588 Sutter T16N R1E se sec 26. S side of South Butte, Sutter Buttes, ca. 10 mi E of Yuba City; Foothill Woodland. 610 Comment
  CHSC40755  Cryptantha flaccida Lowell Ahart 1985-5-20 5011 Sutter About 1/2 mile north-east of the old gas well, on the south side of the South Butte, Sutter Buttes. 228 Comment
  SEINET10837173  Cryptantha flaccida Lowell Ahart 1985-5-20 Ahart 5011 Sutter South Butte, Sutter Buttes, about 12 miles W of Marysville, Ca. On the south side. Comment
  CHSC33752  Cryptantha intermedia L. Ahart 1981-4-6 2725 Sutter On e side of small stream on s side of South Butte, Sutter Buttes. 200 Comment
  POM64403  Cryptantha intermedia Copeland 1903-5-17 s.n. Sutter Marysville Buttes, north butte. Comment
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Sep 7 2010
  CHSC41385  Cryptantha rostellata Lowell Ahart 1986-5-4 5263 Sutter Road cut, about 1/4 mile west of the fourth gate to the Dean Ranch, near the power lines, about 3 1/4 miles north of Sutter, Sutter Buttes. 213 Comment
  SEINET12326760  Cuscuta campestris Unknown 1982-1 3865 Sutter ca 0.5 mi N of Meyers home along driveway, Meyers Ranch, 50 Comment
  UCD126244  Cuscuta campestris L. Ahart 1982-9-9 3792 Sutter ca. 1/2 mile south of Myers home in farmed field, Myers Ranch, Sutter Buttes. 50 Comment
  UCD35202  Cuscuta campestris Beecher Crampton 1953-9-30 1647 Sutter Sutter Bypass, 5 miles east of Robbins. Comment
  CHSC37048  Cuscuta indecora L. Ahart 1982-9-9 3792 Sutter Ca. 1/2 mi s of Myers home in farmed field, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC37060  Cuscuta indecora L. Ahart 1982-10-11 3865 Sutter Ca. 1/2 mi s of Myers home and along driveway leading to their home, Myers Ranch, Sutter Buttes. 50 Comment
  CDA33477  Cuscuta indecora Nick Oliver 2008-7-17 PDR# 1306884 Sutter Robbins; E/S Reclamation Rd., 0.25 mile south of Varney. 0 Comment
  CAS-BOT-BC190206  Cynodon dactylon H. R. Bennett 1954-8-2 s.n. Sutter 6 miles west of yuba City. 22 Comment
  CHSC37172  Cynodon dactylon L. Ahart 1982-6-20 3625 Sutter In a vernal pool, just inside the first gate to the Dean Ranch, Sutter Buttes. 35 Comment
  SEINET3245634  Cynodon dactylon G. K. Helmkamp, E. A. Helmkamp 2009-1 15550 Sutter Sacramento Valley; along Nicolaus Ave., 2.2 miles northwestof the Placer Co. line, 4.4 miles ENE (86 deg. ) of Nicolaus (Sheridan 7.5') 8 Comment
  UCR188490  Cynodon dactylon George K. Helmkamp, E. A. Helmkamp 2007-9-30 13047 Sutter Sacramento Valley, Oak Ave. at its junction with CA-99, about 2.8 miles north of the Feather River crossing 8 Comment
  UCR219119  Cynodon dactylon George K. Helmkamp, E. A. Helmkamp 2009-8-30 15550 Sutter Sacramento Valley, along Nicolaus Ave., 2.2 miles northwest of the Placer Co. line, 4.4 miles ENE (86 deg. ) of Nicolaus 8 Comment
  SEINET199296 Image available Cynodon dactylon var. dactylon H. R. Bennett 1954-8-2 Sutter 6 mi W of Yuba City 23 Comment
  CHSC37062  Cyperus difformis L. Ahart 1982-10-11 3872 Sutter Deep wash, below bridge on Pass Rd, a little e of Gas Compression Station, Sutter Buttes. 50 Comment
  SEINET9811177 Image available Cyperus difformis Richard Carter 2006-7-31 Sutter SW Yuba City by Oswald Rd, 4.2 mi W jct. Hwy CA 99 and Oswald Rd, S side Oswald Rd Comment
  UCR188484  Cyperus difformis George K. Helmkamp, E. A. Helmkamp 2007-9-30 13053 Sutter Sacramento Valley, Sacramento Ave. on the east side of CA-99, junction 1.4 miles north of the Feather River 21 Comment
  CAS-BOT-BC114709  Cyperus difformis Mrs. H. C. Cantelow 1974-9-19 50876 Sutter 1.7 mi S of Robbins on the road to Knights Landing. 7 Comment
  CAS-BOT-BC114711  Cyperus difformis Lowell Ahart 1983-9-4 4410 Sutter A little SE of the first gate to the Dean Ranch, Sutter Buttes. 35 Comment
  RSA100514  Cyperus difformis H. C. Cantelow 1938-7-6 2382 Sutter 6.3 miles east of Knight s Landing. Comment
  SEINET10466975  Cyperus difformis Lowell Ahart 1983-9-4 Ahart 4410 Sutter Under the power line, near and along the road, ca. l.5 mi se of the Dean Cabin, Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 270 m. 270 Comment
  UCD141010  Cyperus difformis John Thomas Howell 1974-9-19 50876 Sutter 1.7 mi. south of Robbins on road to Knights Landing. 7 Comment
  CAS-BOT-BC175461  Cyperus eragrostis G. K. Helmkamp; E. A. Helmkamp 2007-10-28 13116 Sutter Sacramento Valley: along Nicolaus Road, 0.1 mile west of the Placer County line 12 Comment
  HSC7288  Cyperus eragrostis C. B. Wolf 1927-11-5 1426 Sutter Junction of Garden City Hwy. and Riego Rd., 17 mi. N of Sacramento, Feather River Comment
  SEINET3909453  Cyperus eragrostis George K. Helmkamp, E. A. Helmkamp 2007-10-28 13116 Sutter Sacramento Vallet: along Nicolaus Road, 0.1 mile west of the Placer County line.; 0 12 Comment
  UCR230078  Cyperus eragrostis George K. Helmkamp, E. A. Helmkamp 2010-10-20 17048 Sutter Sacramento Valley, along Nicolaus Ave. 0.5 miles east of Trowbridge 15 Comment
  CAS-BOT-BC114520  Cyperus eragrostis John Thomas Howell 1974-9-19 50879 Sutter On the edge of rice fields, 1.7 mi S of Robbins on road to Knights Landing. 7 Comment
  CAS-BOT-BC114523  Cyperus eragrostis Lowell Ahart 1982-6-19 3597 Sutter Ca. 3/4 mi S of the Myers Home, Myers Ranch, Sutter Buttes. 50 Comment
  UCD54037  Cyperus eragrostis W. W. Robbins 1931-8-2 2227 Sutter in Sacramento Valley. Comment
  CDA16226  Cyperus erythrorhizos G. F. Hrusa, J. Hillard, D. Cunningham August 1998 14803 Sutter Sacramento Valley; +- 3 mi E of Sutter Buttes, off Clark Rd. 0 Comment
  CHSC45162  Cyperus niger Lowell Ahart 1984-10-22 4823 Sutter Along the edges of the small stream, on the south side of the South Butte, Sutter Buttes. 274 Comment
  CAS-BOT-BC113813  Cyperus niger var. capitatus Lowell Ahart 1984-10-22 4823 Sutter Along the edges of the small stream on the S side of the South Butte, Sutter Buttes. 300 Comment
  SEINET10467156  Cyperus niger var. capitatus Lowell Ahart 1984-10-22 Ahart 4823 Sutter On the south side of South Butte, Sutter Buttes, west of Marysville. Valley Grassland and Foothill Woodland; 150 to 500 m elev. 150 Comment
  CDA21316  Cyperus odoratus M. Stelmok 2007-7-27 PDR 1305557 Sutter Sacramento Valley; 0.5 mi W of Hwy 99 on Marcuse Rd, Yuba City. 0 Comment
  UCR219123  Cyperus odoratus George K. Helmkamp, E. A. Helmkamp 2009-8-30 15552 Sutter Sacramento Valley, along Nicolaus Ave., 2.2 miles northwest of the Placer Co. line, 4.4 miles ENE (86 deg. ) of Nicolaus 8 Comment
  SEINET3246192  Cyperus odoratus G. K. Helmkamp, E. A. Helmkamp 2009-1 15552 Sutter Sacramento Valley: along Nicolaus Ave., 2.2 miles northwest of the Placer Co. line, 4.4 miles ENE (86) of Nicolaus 8 Comment
  CAS-BOT-BC114038  Cyperus squarrosus Lowell Ahart 1982-5-30 3477 Sutter Myers Ranch, Sutter Buttes. 50 Comment
  CHSC37159  Cyperus squarrosus L. Ahart 1982-5-30 3477 Sutter On bottom of a small wash, ca. 1/4 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CAS-BOT-BC114213  Cyperus strigosus Lowell Ahart 1977-7-24 s.n. Sutter On south side of South Butte. 400 Comment
  CAS-BOT-BC114215  Cyperus strigosus Herbert L. Mason 1945-9-18 12702 Sutter Sutter By-pass near bridge on Yuba City-Knight's Landing Highway. Comment
  SD122525  Cyperus strigosus Lowell Ahart 1984-10-22 4822 Sutter West of Marysville; Sutter Buttes; on the south side of South Butte; Valley Grassland and Foothill Woodland. 149 Comment
  CAS-BOT-BC114214  Cyperus strigosus Lowell Ahart 1981-9-10 3136 Sutter South side of South Butte. Sutter Buttes. 450 Comment
  POM313067  Cyperus strigosus H. L. Mason 1945-9-18 12702 Sutter Margins of pools on overflow lands of Sutter by-pass near bridge on Yuba City-Knight's Landing highway. Comment
  CAS-BOT-BC70556  Cystopteris fragilis Lowell Ahart 1984-3-31 4533 Sutter about 1/8 mile south of the west grain field, about 1/2 mile west of the Dean Cabin, Dean Ranch, Sutter Buttes 300 Comment
  SEINET10904821  Cystopteris fragilis Lowell Ahart 1984-3-31 Ahart 4533 Sutter Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 300 m. 300 Comment
  JEPS78747  Damasonium californicum Edward Lee 1936-5-9 2031 Sutter about 5 mi. w of Live Oak (very beginning of foothills on n.e. side of Marysville Buttes); Marysville Buttes 30 Comment
  UCD166878  Damasonium californicum Robert E. Preston 2016-3-23 3038 Sutter 9.1 mi W of Yuba City, along N side of SR 20. 14 Comment
  CAS-BOT-BC445495  Damasonium californicum Dr. E. B. Copeland 1903-5-29 3282 Sutter Edge of Tule land Comment
  POM159531  Damasonium californicum E. B. Copeland 1903-5-29 3282 Sutter Edge of Tule land. Comment
  CHSC11099  Datura wrightii Lowell Ahart 1966-9-15 Sutter Near Yuba City. 30 Comment
  SEINET3246118  Daucus carota G. K. Helmkamp, E. A. Helmkamp 2009-1 15553 Sutter Sacramento Valley: along Nicolaus Ave., 2.2 miles northwest of Placer Co. line, 4.4 miles ENE (86 deg. ) of Nicolaus. 8 Comment
  UCR233110A  Daucus carota George K. Helmkamp, E. A. Helmkamp 2011-5-12 17287 Sutter Sacramento Valley, junction of Nicolaus Road and Pleasant Grove Road, 2 miles ESE (97 deg. ) of Trowbridge 16 Comment
  CHSC37323  Daucus pusillus L. Ahart 1982-5-30 3479 Sutter Along small wash, ca. 1/4 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC42096  Daucus pusillus Lowell Ahart 1986-5-24 5288 Sutter Near the road and near the fifth gate to the Dean Ranch, about 3 1/2 mi north of Sutter, Sutter Buttes. 213 Comment
  RSA470793  Daucus pusillus L. Ahart 1984-5-21 4622 Sutter At the old hoestead on the south side of South Butte, Sutter Buttes, west of Marysville 400 Comment
  SD122555  Daucus pusillus Lowell Ahart 1984-5-21 4622 Sutter Old homestead on the south side of South Butte, Sutter Buttes, west of Marysville 399 Comment
  SEINET10840960  Daucus pusillus Mary Susan Taylor 1980-5-1 Taylor 2580 Sutter T16N R1E se sec 26. S side of South Butte, Sutter Buttes, ca. 10 mi E of Yuba City; Foothill Woodland. 610 Comment
  CAS-BOT-BC121519  Delphinium gracilentum A. A. Heller 1914-4-1 11250 Sutter In the Marysville Buttes Comment
  CAS-BOT-BC121521  Delphinium gracilentum Lowell Ahart 1981-4-13 2757 Sutter West of Dean Cabin, Sutter Buttes 350 Comment
  POM163437  Delphinium gracilentum Roxana S. Ferris 1926-4-22 6350 Sutter Slopes of West Butte, Marysville Buttes Comment
  CAS-BOT-BC10161  Delphinium hansenii Lincoln Constance 1941-5-29 2835 Sutter Lower ridges south of main peaks, Marysville Buttes, northwest of Sutter 365 Comment
  CAS-BOT-BC10162  Delphinium hansenii A. A. Heller 1914-5-6 s.n. Sutter Marysville Buttes Comment
  UC906513  Delphinium hansenii subsp. hansenii J. Ewan 1936-5-9 9562 Sutter e side of North Butte, Marysville Buttes North Butte; Marysville Buttes; North Butte, Marysville Buttes, Sutter Co. 243 Comment
  JEPS30741  Delphinium hansenii subsp. hansenii Lincoln Constance 1941-5-29 2835 Sutter Marysville Buttes, Northwest of Sutter 365 Comment
  CAS-BOT-BC10233  Delphinium hesperium Lowell Ahart 1985-5-5 4910 Sutter Dean Ranch, Sutter Buttes, about 0.75 mile south-east of the Dean Cabin, about 3.5 miles NW of Sutter 200 Comment
  CAS-BOT-BC10234  Delphinium hesperium Lowell Ahart 1985-5-20 5013 Sutter About 0.75 miles north-east of the old gas well, on the south side of South Butte, Sutter Buttes 300 Comment
  RSA0005310  Delphinium hesperium Joseph A. Ewan 1936-5-9 9562 Sutter E side of north Butte, Marysville Buttes. 244 Comment
  SEINET10833582  Delphinium hesperium Lowell Ahart 1985-5-20 Ahart 5013 Sutter South Butte, Sutter Buttes, about 12 miles W of Marysville, Ca. On the south side. Comment
  SEINET12093730  Delphinium hesperium Unknown 1985-1 5013 Sutter South Butte, Sutter Buttes, about 12 mi W of Marysville, ca On S-side, about 3/4 mi NE of the old 274 Comment
  UC118596  Delphinium hesperium subsp. pallescens J. W. Blankinship 1893-4-29 Sutter Comment
  CAS-BOT-BC9993  Delphinium nudicaule Lowell Ahart 1980-5-1 2151 Sutter South Butte, Sutter Buttes 600 Comment
  UC1126010  Delphinium nudicaule F. W. Embree 1934-3-21 12 Sutter 3/4 mi ne West Butte; Marysville Buttes Quadrangle Comment
  UC1751055  Delphinium nudicaule Annetta M. Carter, Galen Smith, Mary Barnas 1951-4-1 3029 Sutter Summit of South Butte. Sutter Buttes. Comment
  CAS-BOT-BC9991  Delphinium nudicaule Lowell Ahart 1985-5-5 4919 Sutter Dean Ranch, Sutter Buttes 250 Comment
  CAS-BOT-BC9992  Delphinium nudicaule Lowell Ahart 1981-5-18 2824 Sutter South Butte, Sutter Buttes 650 Comment
  SEINET10965652  Delphinium nudicaule Lowell Ahart 1985-5-5 Ahart 4919 Sutter Dean Ranch about 3 1/4 miles north-west of Sutter, Sutter Buttes. Comment
  UC1126045  Delphinium patens F. W. Embree 1934-3-21 10 Sutter 1 mi ne West Butte; Marysville Buttes Quadrangle Comment
  RSA122690  Delphinium patens H. S. Yates 1934-3-11 3665 Sutter N Butte, Marysville. 213 Comment
  UCD96536  Delphinium patens George F. Hrusa 1990-4-4 7635 A Sutter SE to NE slopes of North Butte. 400 Comment
  JEPS60581  Delphinium patens subsp. patens W. L. Jepson 1891-4-20 Sutter South Peak Region of the Marysville Buttes (canyons) Comment
  UC1601335  Delphinium patens subsp. patens J. W. Blankinship Sutter Marysville Buttes Comment
  UC9153  Delphinium patens subsp. patens W. L. Jepson 1891-4-20 Sutter wooded canyons Region of Marysville Buttes, South Peak Comment
  CAS-BOT-BC122006  Delphinium variegatum subsp. variegatum John H. Thomas 1981-4-20 20421 Sutter Sutter Buttes. Huff Canyon- North Butte area. 304 Comment
  UC9244  Delphinium variegatum subsp. variegatum W. L. Jepson 1891-4-20 Sutter Sutter plains Region of the Marysville Buttes Comment
  CAS-BOT-BC201653  Deschampsia danthonioides Lowell Ahart 1984-4-19 4576 Sutter Along the edge of West Butte Road, about 1/8 mile north of the Sacramento Outing Club, Sutter Buttes 35 Comment
  CAS-BOT-BC201654  Deschampsia danthonioides Lowell Ahart 1983-5-4 3954 Sutter Along edge of Pass Road, about 4 mi. W of Kellogg Road, Sutter Buttes 50 Comment
  CAS-BOT-BC201655  Deschampsia danthonioides Lowell Ahart 1982-5-30 3481 Sutter Ca. 0.25 mi. W of Myers home, Myers Ranch. Sutter Buttes 50 Comment
  CHSC39651  Deschampsia danthonioides Lowell Ahart 1983-5-4 3954 Sutter Along the edge of Pass Road, about 4 miles west of Kellogg Road, Sutter Buttes. 50 Comment
  JEPS78717  Deschampsia danthonioides Edward Lee 1936-5-9 2019 Sutter ca. 5 mi. w. Live Oak (very beginning of foothills on n.e. side of Marysville Buttes); foothills n.e. side of Marysville Buttes 30 Comment
  UCD62555  Deschampsia danthonioides Beecher Crampton 1962-4-17 6190 Sutter 4 miles west of Pennington, junction North Butte and West Butte Roads. Comment
  SEINET10508564  Deschampsia danthonioides Lowell Ahart 1983-5-4 Ahart 3954 Sutter Along edge of Pass Rd, ca. 4 mi w of Kellogg Rd, Sutter Buttes. Valley Grassland. West of Marysville. 50 Comment
  SEINET10524179  Deschampsia danthonioides Lowell Ahart 1983-5-4 Ahart 1513 Sutter Along Pass Road, Sutter Buttes. Found growing on damp bare soil along the edge of Pass Road, about 4 miles west of Kellogg Road, Sutter Buttes. The plant is not common in the area and the plants are inconspicuous. 50 Comment
  CAS-BOT-BC499425  Dichelostemma capitatum Roxana S. Ferris 1917-4-18 691 Sutter West Butte along dry creek 15 Comment
  CAS-BOT-BC499501  Dichelostemma capitatum A. A. Heller 1914-4-1 s.n. Sutter Marsville Buttes Comment
  CAS-BOT-BC499502  Dichelostemma capitatum Lowell Ahart 1982-3-20 3258 Sutter Dean Ranch, Sutter Buttes, near the foot of North Butte, north of the Dean Cabin 350 Comment
  UCD15297  Dichelostemma capitatum Margit Sands 1985-4-6 4 Sutter Sutter Buttes, Dean Place; 213 Comment
  CHSC40312  Dichelostemma capitatum subsp. capitatum Lowell Ahart 1985-5-5 4921 Sutter South of Huff Canyon, about 3/4 mile west of the Dean Cabin, Dean Ranch, Sutter Buttes. 250 Comment
  JEPS78754  Dichelostemma multiflorum Edward Lee 1936-5-9 2021 Sutter about 5 mi w Live Oak (foothills on the ne side of Marysville Buttes); Marysville Buttes 30 Comment
  JEPS78815  Dichelostemma multiflorum Edward Lee 1936-5-9 2057 Sutter e of North Butte; Marysville Buttes Comment
  CAS-BOT-BC501072  Dichelostemma multiflorum Margit Sands 1983-5-7 1385 Sutter Dean Ranch, Sutter Buttes 250 Comment
  SEINET10533975  Dichelostemma multiflorum Edward Lee 1936-5-9 Lee 2057 Sutter Hills east of North Butte, Marysville Buttes. Grassy area. With QUercus douglasii. Comment
  SEINET10839402  Dichelostemma multiflorum Lowell Ahart 1983-9-4 Ahart 4374 Sutter Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 250 m. 250 Comment
  SEINET10472604  Dichelostemma pulchellum Lowell Ahart 1985-5-5 Ahart 4921 Sutter Dean Ranch about 3 1/4 miles north-west of Sutter, Sutter Buttes. Comment
  CHSC37059  Digitaria sanguinalis L. Ahart 1982-10-11 3869 Sutter Along the edge of West Butte Rd, ca. 1/2 mi s of Sacramento Outing Club, Sutter Buttes. 50 Comment
  JEPS100483  Digitaria sanguinalis Dean W. Taylor 2000-8-8 17542 Sutter 1 miles NE of Robbins, along canal banks 0.5 miles E of Highway 113 on Varney Road 6 Comment
  SEINET3245833  Diplachne fusca var. uninervia G. K. Helmkamp, E. A. Helmkamp 2009-1 15559 Sutter Sacramento Valley: along Nicolaus Ave., 2.2 miles northwest of the Placer Co. line, 4.4 miles ENE (86 deg. ) of Nicolaus (Sheridan 7.5') 8 Comment
  CAS-BOT-BC151974  Diplacus douglasii Lowell Ahart 1982-3-6 3237 Sutter On a small hill top west of the Dean Cabin, Dean Ranch, Sutter Buttes 350 Comment
  CDA3680  Diplotaxis tenuifolia T. C. Fuller 1962-6-11 8946 Sutter Southeast corner of Garden Highway & 2nd Street, Yuba City. 0 Comment
  UCD39005  Distichlis spicata Beecher Crampton 1962-4-17 6178 Sutter 3.8 miles west of Live Oak, along Pennington Road. Comment
  UCD64558  Distichlis spicata Beecher Crampton 1962-4-17 6178 Sutter 3.8 miles west of Live Oak, along Pennington Road. Comment
  SEINET3928443  Distichlis spicata var. stricta Lowell Ahart 1984-9-22 4794 Sutter Vicinity of South Butte, Sutter Buttes; west of Marysville. Valley Grassland and Foothill Woodland.; 0 70 Comment
  CDA29897  Dittrichia graveolens K. Woolery 2009-10-23 PDR# 1306409 Sutter In the vicinity of Nicolaus. On frontage road east of Highway 70, .5 miles north of historic Striplin. 0 Comment
  UC1123280  Dodecatheon clevelandii subsp. patulum F. W. Embree 1934-3-21 11 Sutter 1 mi ne West Butte; Marysville Butte Quad., ne of West Butte 274 Comment
  SD122558  Dodecatheon clevelandii subsp. patulum Lowell Ahart 1984-3-24 4510 Sutter Myers Ranch, Sutter Buttes, west of Marysville 49 Comment
  SEINET10449638  Dodecatheon clevelandii subsp. patulum Lowell Ahart 1984-3-24 Ahart 4510 Sutter Myers Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 50 m. 50 Comment
  RSA461369  Dodecatheon clevelandii subsp. sanctarum L. Ahart 1984-3-24 4510 Sutter Myers Ranch, Sutter Buttes, west of Marysville. 50 Comment
  JEPS14495  Downingia bicornuta var. bicornuta Joseph Andorfer Ewan and Nesta Ewan 1936-5-9 9529 Sutter 5 mi w Live Oak (Pennington road) Comment
  JEPS78719  Downingia bicornuta var. bicornuta Edward Lee 1936-5-9 2023 Sutter about 5 mi w Live Oak (ne side of Marysville Buttes); Marysville Buttes 30 Comment
  SBBG7447  Downingia elegans H. and M. Dearing 1933-5-24 1816 Sutter W of Gridley Comment
  SEINET10458516  Downingia elegans Lowell Ahart 1984-4-19 Ahart 4551 Sutter Along West Butte Road, ca. 1.8 mile N of Sacramento Outing Club, Sutter Buttes, west of Marysville. Valley Grassland; 35 m. 35 Comment
  JEPS5044  Downingia insignis Joseph Andorfer Ewan and Nesta Ewan 1936-5-9 9528 Sutter 5 mi w Live Oak (Pennington road) Comment
  JEPS79355  Downingia insignis Edward Lee with Annetta Carter, Joe Ewan, and Nesta Ewan 1936-5-9 2028 Sutter about 5 mi w Live Oak (on the ne side of Marysville Buttes); Marysville Buttes 30 Comment
  UC1151606  Downingia insignis Beecher Crampton 1962-4-17 6196 Sutter ca 2 mi nne West Butte (and ca 5 mi n of Meridian) Comment
  UC1220999  Downingia ornatissima var. ornatissima Beecher Crampton 1962-4-17 6187 Sutter 4 mi w Pennington (junction North Butte and West Butte roads) Comment
  UC596497  Downingia ornatissima var. ornatissima R. F. Hoover 1937-5-18 2221 Sutter Pleasant Grove Comment
  UCD113069  Drymocallis glandulosa George F. Hrusa 1990-4-4 7629 Sutter NE side of summit of North Butte. 550 Comment
  RSA289977  Drymocallis glandulosa var. glandulosa Edward Lee 1936-5-10 2113 Sutter North Butte of Marysville Buttes. Rocky crevices, slopes, near summit, S side. Comment
  CAS-BOT-BC70828  Dryopteris arguta Lowell Ahart 1983-9-19 4443 Sutter north side of the South Butte, Sutter Buttes 650 Comment
  CHSC46171  Dryopteris arguta Lowell Ahart 1981-7-3 2896 Sutter On the north side of the South Butte, Sutter Buttes. 548 Comment
  HSC4371  Dysphania ambrosioides C. B. Wolf 1927-11-5 1432 Sutter Junction of Garden City Hwy. and Riego Rd., 17 mi. N of Sacramento, Feather River Comment
  SEINET10537399  Dysphania multifida Lowell Ahart 1983-9-4 Ahart 4399 Sutter Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 250 m. 250 Comment
  CDA16926  Echinochloa colona G. F. Hrusa, K. Kosta 2001-10-1 15993 Sutter Sacramento Valley; Weed in and among rows of dry-grown Laotion Mtn. rice in Mung garden N of Yuba City. Annual. 0 Comment
  CAS-BOT-BC208557  Echinochloa crus-galli H. R. Bennett 1954-8-2 s.n. Sutter Irrigated garden 6 miles west of Yuba City. 22 Comment
  CAS-BOT-BC208558  Echinochloa crus-galli Lowell Ahart 1983-8-4 4266 Sutter A little south of the old homestead, on the S side of the South Butte - Sierra Nevada 450 Comment
  CAS-BOT-BC208560  Echinochloa crus-galli Lowell Ahart 1977-7-24 1547 Sutter South Butte, Sutter Buttes 400 Comment
  SEINET2473443 Image available Echinochloa crus-galli George K. Helmkamp, E. A. Helmkamp 2009-1 15564 Sutter Sacramento Valley; along Nicolaus Ave., 2.2 miles northwest of the Placer Co. line, 4.4 miles ENE (86 deg. ) of Nicolaus 8 Comment
  UCR190331  Echinochloa crus-galli George K. Helmkamp, E. A. Helmkamp 2007-9-30 13032 Sutter Sacramento Valley, Sutter Buttes, 2.3 miles northwest of Sutter on Pass Road 70 Comment
  UCR190332  Echinochloa crus-galli George K. Helmkamp, E. A. Helmkamp 2007-9-30 13031 Sutter Central Valley; Sacramento Valley, American Basin, junction of Sankey Road and CA-99, 2.0 miles north of the Sacramento Co. line 3 Comment
  UCR218955  Echinochloa crus-galli George K. Helmkamp, E. A. Helmkamp 2009-8-30 15564 Sutter Sacramento Valley, along Nicolaus Ave., 2.2 miles northwest of the Placer Co. line, 4.4 miles ENE (86 deg. ) of Nicolaus 8 Comment
  SEINET10934802  Echinochloa crus-galli Lowell Ahart 1984-8-3 Ahart 4775 Sutter Near the bridge across Pass Road, a little east of the Gas Compression Station, about 7 miles west of Sutter. Comment
  CAS-BOT-BC197245  Echinochloa muricata Lowell Ahart 1984-8-3 4775 Sutter Near the bridge across Pass Road, a little east of the Gas Compression Station, about 7 miles west of Sutter 50 Comment
  UC1100135  Echinodorus berteroi Malcolm A. Nobs and S. Galen Smith 1949-7-29 1095 Sutter Sutter bypass just s. of Marysville Comment
  UC1192125  Eclipta prostrata Malcolm A. Nobs and S. Galen Smith 1949-7-29 1091 Sutter just s Marysville; Sutter bypass Comment
  UCR219117  Eclipta prostrata George K. Helmkamp, E. A. Helmkamp 2009-8-30 15557 B Sutter Sacramento Valley, along Nicolaus Ave., 2.2 miles northwest of the Placer Co. line, 4.4 miles ENE (86 deg. ) of Nicolaus 8 Comment
  CDA34125  Egeria densa P. W. Hiatt 1979-9-13 s.n. Sutter Feather River below rapids. 0 Comment
  SEINET6626566 Image available Elatine ambigua June McCaskill 1968-1 735 Sutter On Van Dyke property, 1/2 mile west of Van Dyke Dryer, ca. 3 miles north of Pleasant Grove Comment
  UCD110440  Elatine ambigua June McCaskill 1968-6-21 735 Sutter On Van Dyke property, 1/2 mile west of Van Dyke Dryer, ca. 3 miles north of Pleasant Grove. Comment
  CHSC46018  Elatine californica Lowell Ahart 1984-4-19 4558 Sutter Near West Butte Road, about 1/8 mile north of the Sacramento Outing Club, Sutter Buttes. 30 Comment
  SEINET10447961  Elatine californica Lowell Ahart 1984-4-19 Ahart 4558 Sutter Along West Butte Road, ca. 1.8 mile N of Sacramento Outing Club, Sutter Buttes, west of Marysville. Valley Grassland; 35 m. 35 Comment
  SEINET10447965  Elatine heterandra Lowell Ahart 1983-5-14 Ahart 4002 Sutter Along West Butte Rd, ca. 1/8 mi n of the Sacramento Outing Club, Sutter Buttes, w of Marysville. Valley Grassland; 35 m. 35 Comment
  CHSC78187  Eleocharis macrostachya Lowell Ahart 2000-5-26 8403 Sutter In the field on the south side of Mawson Bridge and Pass Road, Butte Sink, about 1 mile west of West Butte, about 8 miles (air) northwest of Sutter. 15 Comment
  JEPS64121  Eleocharis macrostachya Joseph Andorfer Ewan and Nesta Ewan 1936-5-9 9543 Sutter 5 mi W of Live Oak (Pennington road) Comment
  HSC97771  Eleocharis macrostachya L. Ahart 2000-5-26 8403 Sutter Field on S side of Mawson Bridge and Pass Rd., Butte Sink, 1 mi. W of West Butte, 8 mi. NW of Sutter 15 Comment
  SD131020  Eleocharis macrostachya Lowell Ahart 1981-7-3 2891 Sutter Sierra Nevada; Valley Grassland; Sutter Buttes; south side of South Butte; on damp rocky soil on bottom of small stream near the old gas well. 99 Comment
  SEINET10467257  Eleocharis ovata Lowell Ahart 1983-9-4 Ahart 4409 Sutter Under the power line, near and along the road, ca. l.5 mi se of the Dean Cabin, Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 270 m. 270 Comment
  RSA127035  Eleocharis palustris F. W. Embree 1934-5-14 58 Sutter 1 miles northeast of Slough School 14 Comment
  CDA38978  Eleocharis rostellata Stan Anderson 1977-10-13 s.n. Sutter Elverta; Gray s Nursery. 0 Comment
  CHSC40644  Elymus glaucus Lowell Ahart 1985-10-19 5212 Sutter On the north side of Little North Butte, about 1/2 mile north of the Dean Cabin, Dean Ranch, Sutter Buttes. 320 Comment
  RSA126916  Elymus glaucus F. W. Embree 1934-5-1 48 Sutter 2 miles NNW. of Slough School; Marysville Buttes 15 Comment
  CDA31741  Elymus glaucus G. D. Barbe 1975-6-5 2035 Sutter Yankee Slough, 3 miles east of Highway 70 at the end of Warren Road on south levee of Rio Oso. 0 Comment
  CAS-BOT-BC203729  Elymus glaucus subsp. glaucus H. R. Bennett 1954-8-6 s.n. Sutter Feather River, Yuba City 18 Comment
  CAS-BOT-BC203730  Elymus glaucus subsp. glaucus Lowell Ahart 1986-5-24 5297 Sutter About 1/2 mile south of the Dean Cabin, Dean Ranch, about 3 1/4 miles north-west of Sutter, Sutter Buttes 243 Comment
  JEPS78755  Elymus glaucus subsp. glaucus Edward Lee 1936-5-10 2104 Sutter North Butte Marysville Buttes (s side) Comment
  CHSC101105  Elymus triticoides L. P. Janeway 2009-3-30 9703 Sutter Sacramento Valley. Pumping Station on east side of the eastern levee of Sutter Bypass; about 14.7 km southeast of Yuba City. On steep bank of levee just south of the pumping station. 9 Comment
  SEINET10874044  Epilobium adenocaulon Lowell Ahart 1983-8-4 Ahart 4264 Sutter T16N R1E se sec 26. At the old homestead, s side of South Butte, Sutter Buttes. Foothill Woodland; 450 m. 450 Comment
  SEINET10973115  Epilobium adenocaulon Lowell Ahart 1984-8-3 Ahart 4767 Sutter On the south side of the South Butte, Sutter Buttes, Ca. Comment
  SEINET12194606  Epilobium adenocaulon Unknown 1984-1 4767 Sutter S side of South Butte, Sutter Buttes 100 Comment
  CAS-BOT-BC227089  Epilobium brachycarpum George K. Helmkamp; E. A. Helmkamp 2010-10-20 17052 Sutter Sacramento Valley: along Nicolaus Ave. 0.5 miles east of Trowbridge 15 Comment
  SD243174  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2011-10-8 18404 Sutter Northern Sacramento Valley: Live Oak, Larkin Road, 0.3 mile south of Live Oak and just west of CA-99. 34 Comment
  UCD105371  Epilobium brachycarpum G. K. Helmkamp; E. A. Helmkamp 2007-9-30 13030 Sutter Central Valley; Sacramento Valley: American Basin, junction of Sankey Road and CA-99, 2.0 miles north of the Sacramento Co. line. 3 Comment
  UCD105372  Epilobium brachycarpum G. K. Helmkamp; E. A. Helmkamp 2007-9-30 13034 Sutter Sacramento Valley: Sutter Buttes, 2.3 miles NW of Sutter on Pass Road. 70 Comment
  UCD105373  Epilobium brachycarpum G. K. Helmkamp; E. A. Helmkamp 2007-9-30 13051 Sutter Sacramento Valley. Sacramento Ave. on the east side of CA-99, junction 1.4 miles north of the Feather River. 21 Comment
  UCR188482  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2007-9-30 13051 Sutter Sacramento Valley, Sacramento Ave. on the east side of CA-99, junction 1.4 miles north of the Feather River 21 Comment
  UCR190335  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2007-9-30 13030 Sutter Central Valley; Sacramento Valley, American Basin, junction of Sankey Road and CA-99, 2.0 miles north of the Sacramento Co. line 3 Comment
  UCR230089  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2010-10-20 17052 Sutter Sacramento Valley, along Nicolaus Ave. 0.5 miles east of Trowbridge 15 Comment
  UCR230732  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2010-10-20 17034 Sutter Sacramento Valley, Pleasant Grove Road 0.1 mile north of the junction with Marcum Road, S of Nicolaus Ave., 2 miles SE (105 deg. ) of Trowbridge 17 Comment
  CHSC37148  Epilobium cleistogamum L. Ahart 1982-6-20 3622 Sutter In vernal pool, just inside the first gate to the Dean Ranch, Sutter Buttes. 35 Comment
  SEINET10453183  Epilobium paniculatum Lowell Ahart 1983-9-4 Ahart 4394 Sutter Ca. 1/2 mi NW of the Dean Cabin, Dean Ranch, Sutter Buttes, W of Marysville. Foothill Woodland; 300 m. 300 Comment
  CHSC37242  Epilobium torreyi L. Ahart 1982-5-30 3456 Sutter Along edge of cow trails, near the fence, ca. 1/8 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CAS-BOT-BC58004  Equisetum Roxana S. Ferris 1927-11-5 6935 Sutter Edge of Feather River Garden Highway 14 mi. from Sacramento. Comment
  CAS-BOT-BC57243  Equisetum laevigatum Lowell Ahart 1983-9-4 4382 Sutter about 1/4 mile below the dam, about 3/8 mile south-east of the Dean Cabin, Dean Ranch, Sutter Buttes 250 Comment
  CHSC40368  Equisetum laevigatum Lowell Ahart 1985-5-5 4914 Sutter About 1/2 mile south-east of the Dean Cabin, Dean Ranch, about 3 1/2 miles north-west of Sutter, Sutter Buttes. 200 Comment
  SEINET3866229  Equisetum laevigatum George K. Helmkamp, E. A. Helmkamp 2007-10-28 13127 Sutter Sacramento Valley: between Nicolaus and CA-99, 0.1 mile southwest of Nicolaus (Nicolaus 7.5' Q). Levee along the Feather River and adjacent orchards with wet irrigation ditches.; 0 11 Comment
  RSA10976  Equisetum laevigatum C. B. Wolf 1927-11-5 1430 Sutter Sacramento Valley. Junction of Garden City Hwy and Riego Road, 17 mi N of Sacramento. Feather River. Comment
  SEINET10470668  Equisetum laevigatum Lowell Ahart 1985-5-5 Ahart 4914 Sutter Dean Ranch about 3 1/4 miles north-west of Sutter, Sutter Buttes. Comment
  JEPS127570  Eragrostis curvula B. Castro with Tom Boullion 2009-9-30 18001 Sutter Sacramento Valley. Ca 14 air mi S of Yuba City, 0.2 mi SW of town of Rio Oso, near E edge of the Bear River ca. 2.5 mi upstream of its confluence with the Feather River. Nicolaus 7.5' Quad. Comment
  UCD38664  Eragrostis pectinacea Beecher Crampton 1957-9-17 4632 Sutter 12 miles south of Yuba City. Comment
  CAS-BOT-BC284195  Eragrostis pectinacea var. pectinacea John Thomas Howell 1981-10-14 54625 Sutter Oak Hill Ranch south side of Sutter Buttes Comment
  CAS-BOT-BC284197  Eragrostis pectinacea var. pectinacea John H. Thomas 1980-12-6 20203 Sutter Moore Canyon area, Sutter Buttes Comment
  UCD64314  Eragrostis pectinacea var. pectinacea Beecher Crampton 1957-9-17 4632 Sutter 12 miles south of Yuba City. Comment
  UCD64327  Eragrostis pectinacea var. pectinacea Beecher Crampton 1953-9-30 1645 Sutter 5 miles east of Robbins, along irrigation canal east of Sutter Bypass. Comment
  CAS-BOT-BC242652  Eragrostis pilosa Beecher Crampton 1953-9-30 1645 Sutter 5 miles east of Robbins, along irrigation canal east of Sutter Bypass Comment
  CAS-BOT-BC292353  Ericameria linearifolia A. A. Heller; H. E. Brown 1902-5-16 5558 Sutter Marysville Buttes (East Butte) Comment
  CAS-BOT-BC292354  Ericameria linearifolia A. A. Heller; H. E. Brown 1902-5-16 5558 Sutter Marysville Buttes (East Butte) Comment
  CAS-BOT-BC292355  Ericameria linearifolia A. A. Heller; H. E. Brown 1902-5-16 5558 Sutter Marysville Buttes (East Butte) Comment
  JEPS31298  Ericameria linearifolia W. L. Jepson 1891-4-20 Sutter South Peak Marysville Buttes, South Peak 457 Comment
  JEPS31301  Ericameria linearifolia Joseph Andorfer Ewan and Nesta Ewan 1936-5-10 9632 Sutter near summit South Butte 648 Comment
  UC1118725  Ericameria linearifolia G. T. Nordstrom 1934-3-20 4 Sutter se slope N. Butte; Marysville Buttes Quad. 274 Comment
  UCD131144  Ericameria linearifolia George F. Hrusa 1990-4-4 7638 Sutter ON SE slope of north butte at mid-elevations. 350 Comment
  CHSC37033  Erigeron canadensis L. Ahart 1982-9-9 3780 Sutter Ca. 1/4 mi s of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CAS-BOT-BC234202  Erigeron divergens A. A. Heller 1905-3-22 7579 Sutter Marysville Buttes Comment
  JEPS105862  Erigeron divergens Lowell Ahart 2004-5-2 10825 Sutter On a ridge, northwest of the old homestead at the large rock outcrop, on the west side of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter 410 Comment
  JEPS2569 Image available Erigeron divergens W. L. Jepson 1891-4-20 Sutter South Peak Region of Marysville Buttes; South Peak, region of the Marysville Buttes, Sutter Co. Comment
  JEPS2570 Image available Erigeron divergens W. L. Jepson 1891-4-20 Sutter Summit of South Peak Region of the Marysville Buttes; Summit of South Peak, region of the Marysville Buttes, Sutter Co. Comment
  JEPS79726  Erigeron divergens Edward Lee with A. Carter, J. and N. Ewan 1936-5-9 2079 Sutter North Butte Marysville Buttes (e side) Comment
  SBBG60730  Erigeron divergens A. A. Heller 1927-4-15 14341 Sutter S side of Marysville Buttes Comment
  UC1118139  Erigeron divergens G. E. Sindel 1935-4-6 38 Sutter 1.5 mi nw North Butte; Marysville Quad. 228 Comment
  UC144322  Erigeron divergens A. A. Heller 1905-3-22 7579 Sutter Marysville Buttes Comment
  CAS-BOT-BC234201  Erigeron divergens A. A. Heller 1927-4-15 14341 Sutter Near the type station, on steep rocky slopes of the south side of Marysville Buttes Comment
  CAS-BOT-BC298571  Erigeron divergens Dr. Isabel McCracken 1938-5-21 s.n. Sutter Marywville Buttes, east side Comment
  CAS-BOT-BC295153  Erigeron inornatus Lowell Ahart 1986-5-24 5291 Sutter South-east corner of the Dean Ranch, about 3 1/4 miles north-west of Sutter, Sutter Buttes 304 Comment
  CAS-BOT-BC295154  Erigeron inornatus Lowell Ahart 1985-5-20 5020 Sutter On the south side of the South Butte, Sutter Buttes 650 Comment
  CHSC40554  Erigeron sumatrensis Lowell Ahart 1985-10-19 5208 Sutter About 1/2 mile south-east of the Dean Cabin, Dean Ranch, Sutter Buttes. 243 Comment
  UCD163481  Eriochloa acuminata var. acuminata Robert E. Preston 2015-10-5 3034 Sutter 1.5 mi SSE of Wheatland, along W side of Placer Rd, 0.4 mi S of Bear River Drive. 26 Comment
  CAS-BOT-BC189016  Eriodictyon californicum Roxana S. Ferris 1926-4-22 6357 Sutter West Butte, Marysville Buttes Comment
  CHSC34107  Eriogonum luteolum var. pedunculatum L. Ahart 1981-9-10 3126 Sutter On the s side of the South Butte, Sutter Buttes. 350 Comment
  CAS-BOT-BC261456  Eriogonum nudum var. nudum Lowell Ahart 1981-9-10 3128 Sutter South Butte, Sutter Buttes 350 Comment
  SEINET11933186  Eriogonum roseum Unknown 1982-1 3790 Sutter ca 3/4 mi S of Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CAS-BOT-BC262337  Eriogonum vimineum Lowell Ahart 1980-6-21 2430 Sutter South Butte, Sutter Buttes 350 Comment
  CAS-BOT-BC301456  Eriophyllum lanatum var. grandiflorum Roxana S. Ferris 1917-4-18 673 Sutter Marysville Buttes 121 Comment
  CHSC44468  Eriophyllum lanatum var. grandiflorum Lowell Ahart 1977-5-19 1373 Sutter On the side of a small wash, on the south side of the South Butte, Sutter Buttes. 320 Comment
  CHSC36256  Erodium botrys L. Ahart 1982-4-17 3277 Sutter On a grassy s slope, nw of Dean Cabin, Dean Ranch, Sutter Buttes. 350 Comment
  UCD140566  Erodium botrys Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7608 Sutter Sutter County; Sutter Buttes. Dean Ranch. Southeast of North Butte. Top of Sunrise Ridge. 281 Comment
  SEINET10837353  Erodium botrys Lowell Ahart 1985-5-5 Ahart 4911 Sutter Dean Ranch about 3 1/4 miles north-west of Sutter, Sutter Buttes. Comment
  JEPS78739  Erodium brachycarpum Edward Lee 1936-5-10 2099 Sutter s and se side North Butte; Marysville Buttes Comment
  UC1130311  Erodium brachycarpum H. S. Yates 1934-3-11 3658 Sutter 2 mi n Union School; Marysville Quad. 30 Comment
  UC1130301  Erodium cicutarium F. W. Embree 1934-3-21 7 Sutter 1.25 mi n West Butte; Marysville Quad. 182 Comment
  UC1130303  Erodium cicutarium H. S. Yates 1934-3-11 3663 Sutter 2 mi ne North Butte; Marysville Quad. 30 Comment
  UCR257553  Erodium cicutarium George K. Helmkamp, Amy Barnes 2014-3-21 22593 Sutter Sacramento Valley, along CA-20 (Colusa Hwy), 1.3 miles west of its junction with Acacia Ave., 1.7 air mi. SW of Sutter 13 Comment
  SEINET8565611  Erodium cicutarium H. S. Yates 1934-3-11 s.n. Sutter 2 miles NE of North Butte. 30 Comment
  CHSC36278  Erodium moschatum L. Ahart 1982-4-23 3302 Sutter Near fence and cow trails, w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  RSA0115745  Erodium moschatum George K. Helmkamp, Amy Barnes 2014-3-21 22591 Sutter Sacramento Valley: along CA-20 (Colusa Hwy), 1.3 miles west of its junction with Acacia Ave., 1.7 air mi. SW of Sutter. 13 Comment
  UCR257555  Erodium moschatum George K. Helmkamp, Amy Barnes 2014-3-21 22591 Sutter Sacramento Valley, along CA-20 (Colusa Hwy), 1.3 miles west of its junction with Acacia Ave., 1.7 air mi. SW of Sutter 13 Comment
  UC1191935  Eryngium articulatum Herbert L. Mason and Verne Grant 1946-9-4 13103 Sutter Butte Sink, Colusa Gun Club Comment
  CHSC37173  Eryngium castrense L. Ahart 1982-6-20 3624 Sutter Just inside the first gate to the Dean Ranch, Sutter Buttes. 35 Comment
  JEPS79556  Eryngium castrense Edward Lee with A. Carter, J. and N. Ewan 1936-5-9 2052 Sutter s.e. of North Butte Rd. to North Butte (Marysville Buttes); Marysville Buttes Comment
  JEPS79557  Eryngium castrense Edward Lee with A. Carter, J. and N. Ewan 1936-5-9 2052 Sutter s.e. of North Butte Rd. to North Butte (Marysville Buttes); Marysville Buttes Comment
  UC1122950  Eryngium castrense P. L. Johannsen 1935-5-24 671 Sutter 4 1/2 mi. e.-n.e. Meridian; Marysville Quad. Comment
  SBBG5190  Eryngium vaseyi H. and M. Dearing 1938-6-20 2042 Sutter N of Yuba City Comment
  CAS-BOT-BC54597  Erysimum capitatum Lowell Ahart 1985-5-20 5017 Sutter Along the dirt road to the lower radio tower, South Butte, Sutter Buttes. 650 Comment
  CAS-BOT-BC54600  Erysimum capitatum William Vortriede 1928-4-7 s.n. Sutter Marysville Buttes, Southern part. Comment
  CAS-BOT-BC54601  Erysimum capitatum H. H. Keifer 1928-5-2 s.n. Sutter North Peak, Marysville Buttes. Comment
  CAS-BOT-BC54602  Erysimum capitatum D. K. Gillespie; J. W. Gillespie 1930-4-25 s.n. Sutter Summit of South Butte, Marysville Buttes. Comment
  UC1126596  Erysimum capitatum G. E. Sindel 1934-3-20 28 Sutter e slope North Butte; Marysville Buttes Quadrangle 274 Comment
  UC856291  Erysimum capitatum A. A. Heller 1915-3-25 11784 Sutter s side Marysville Buttes (steep slopes) Comment
  CAS-BOT-BC54599  Erysimum capitatum A. A. Heller 1915-3-25 11784 Sutter South side of the Marysville Buttes. Comment
  UCD114975  Erysimum capitatum George F. Hrusa 1990-4-4 7651 Sutter on S side of North Butte. Comment
  CHSC40440  Erysimum capitatum var. capitatum Lowell Ahart 1985-5-20 5017 Sutter Along the dirt road to the lower radio tower, South Butte, Sutter Buttes. 594 Comment
  CAS-BOT-BC151489  Erythranthe latidens Lowell Ahart 1984-4-19 4571 Sutter Along the edge of West Butte Road, about 1/8 mile north of the Sacramento Outing Club, Sutter Buttes 35 Comment
  CHSC39685  Erythranthe microphylla Lowell Ahart 1983-5-14 4007 Sutter Near the Sacramento Outing Club. Along West Butte Road, about 1/8 mile north of the Sacramento Outing Club, Sutter Buttes. 35 Comment
  CAS-BOT-BC402871  Eschscholzia caespitosa Rimo Bacigalupi 1933-4-23 2234 Sutter At north base of North Butte, Marysville Buttes 368 Comment
  UCD140626  Eschscholzia caespitosa Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7668 Sutter Sutter County; Sutter Buttes. Dean Ranch. Side of hill bordering Willaston Flat. 228 Comment
  CAS-BOT-BC402869  Eschscholzia caespitosa Lowell Ahart 1982-4-24 3379 Sutter About 3/4 mile south-west of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CAS-BOT-BC402931  Eschscholzia californica Lowell Ahart 1977-4-5 s.n. Sutter On south side of South Butte, Sutter Buttes 300 Comment
  JEPS78838  Eschscholzia californica Edward Lee 1936-5-10 2100 Sutter North Butte Marysville Buttes (s slope, on ascent to summit) Comment
  CAS-BOT-BC419560  Eschscholzia lobbii A. A. Heller 1914-4-1 11247 Sutter North side of Marysville Buttes Comment
  CAS-BOT-BC419558  Eschscholzia lobbii Lowell Ahart 1981-4-7 s.n. Sutter Myers Ranch. North side of Sutter Buttes 50 Comment
  CDA4813  Euphorbia heterophylla G. D. Barbe, T. C. Fuller 1984-9-26 4104 Sutter 0.15 mile south of Nuestro Road, on west side of Terra Buena Road, northwest of Yuba City. 0 Comment
  UCR188485  Euphorbia nutans George K. Helmkamp, E. A. Helmkamp 2007-9-30 13054 Sutter Sacramento Valley, Sacramento Ave. on the east side of CA-99, junction 1.4 miles north of the Feather River 21 Comment
  SD130436  Euphorbia ocellata John Thomas Howell 1981-10-14 Sutter Sutter Buttes, Dean Ranch Comment
  CAS-BOT-BC207091  Euphorbia ocellata Lowell Ahart 1981-7-26 3016 Sutter Along edge of Pass Road, south of South Butte, Sutter Buttes - Sierra Nevada 100 Comment
  CAS-BOT-BC207092  Euphorbia ocellata Lowell Ahart 1981-9-10 3125 Sutter South side of South Butte, Sutter Buttes 350 Comment
  SEINET10453777  Euphorbia serpillifolia Lowell Ahart 1983-9-4 Ahart 4403 Sutter South side of road below the dam, ca. 1/8 mi southeast of the Dean Cabin, Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 270 m. 270 Comment
  SEINET10906857  Euphorbia serpillifolia Lowell Ahart 1985-10-19 Ahart 5209 Sutter Dean Ranch, Sutter Buttes. About 12 miles west of Marysville. Comment
  UCR219120  Euphorbia serpillifolia subsp. hirtula George K. Helmkamp, E. A. Helmkamp 2009-8-30 15549 Sutter Sacramento Valley, along Nicolaus Ave., 2.2 miles northwest of the Placer Co. line, 4.4 miles ENE (86 deg. ) of Nicolaus 8 Comment
  CHSC41422  Euphorbia spathulata Lowell Ahart 1986-5-4 5270 Sutter Southeast of the rocky hill that is about 1/8 mile west of the Dean Cabin, Dean Ranch, about 5 miles north-west of Sutter, Sutter Buttes. 259 Comment
  CAS-BOT-BC459234  Euthamia occidentalis John Thomas Howell 1981-10-13 54617 Sutter Feather River at mouth of Bear River 9 Comment
  SEINET10508791  Festuca dertonensis Lowell Ahart 1985-5-5 Ahart 4924 Sutter Dean Ranch about 3 1/4 miles north-west of Sutter, Sutter Buttes. Comment
  JEPS106199  Festuca elmeri Lowell Ahart 2004-5-29 10969 Sutter On a steep (cliffs) slope, about 30 yards north of the fence, where the fence ends, on the northwest side of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter 537 Comment
  SEINET10662677  Festuca elmeri Lowell Ahart 2004-5-29 Ahart 10969 Sutter T16N, R1E, southeast 1/4 Section 26. About 30 yards north of the fence, where the fence ends, on the northwest side of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter. 538 Comment
  UCR249929  Festuca myuros George K. Helmkamp 2013-3-9 20163 Sutter Northern Sancramento Valley, North Butte Road, 0.2 mile east of its junction with West Butte Road, NW foot of Sutter Buttes 26 Comment
  UCR257036  Festuca myuros var. hirsuta George K. Helmkamp, Amy Barnes 2014-3-21 22614 Sutter Sacramento Valley, Along CA-20 (Colusa Hwy), 0.3 mile west of South Tarke Road, 3.75 miles east of Meridian 13 Comment
  RSA0106513  Festuca perennis George K. Helmkamp, Amy Barnes 2014-3-21 22622 Sutter Sacramento Valley: 2.8 miles WSW (257 deg ) of Sutter, along CA-20 at the junction with Morehead Rd. 11 Comment
  UCR258126  Festuca perennis George K. Helmkamp, Amy Barnes 2014-3-21 22622 Sutter Sacramento Valley, 2.8 miles WSW (257 deg. ) of Sutter, along CA-20 at the junction with Morehead Rd. 11 Comment
  UCD111852  Ficus carica L. Ahart 1984-10-22 4824 Sutter On the south side of South Butte, Sutter Buttes. West of Marysville. 150 Comment
  UCR194709  Foeniculum vulgare George K. Helmkamp, E. A. Helmkamp 2007-10-28 13113 Sutter Sacramento Valley, along Nicolaus Road at Coon Creek, 0.9 mi west of Placer County line 18 Comment
  CHSC88566  Forestiera pubescens Christine Hantelman; Catie Bishop, Jim Dempsey, Walt Anderson 2004-3-27 Sutter Sacramento Valley. Sutter Buttes; along the north-south drainage on the west side of North Butte, between Huff Canyon and Peace Valley. Along banks of seasonal stream. 137 Comment
  UCD140631  Frangula californica Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7672 Sutter Sutter County; Sutter Buttes. Dean Ranch. Along undeveloped road between Willaston Flat and residence. 211 Comment
  CAS-BOT-BC63011  Frangula californica subsp. crassifolia Lowell Ahart 1977-5-19 s.n. Sutter South Butte, Sutter Buttes. Valley Grassland. 300 Comment
  CAS-BOT-BC53863  Frangula californica subsp. tomentella Lowell Ahart 1984-10-22 4829 Sutter Sutter Buttes - South Butte - above the old homestead on the south side of the South Butte 500 Comment
  CAS-BOT-BC53868  Frangula californica subsp. tomentella Roxana S. Ferris 1917-4-18 637 Sutter Marsville Buttes 121 Comment
  CAS-BOT-BC53870  Frangula californica subsp. tomentella John H. Thomas 1981-4-30 20446 Sutter Sutter Buttes - Huff Canyon - North Butte area. 304 Comment
  UCD112756  Frangula californica subsp. tomentella L. Ahart 1982-5-30 3518 Sutter at south fence line, 0.75 mile south of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  UCD112757  Frangula californica subsp. tomentella L. Ahart 1982-6-19 3612 Sutter protected by a rock fence 1/2 mile north and along dirt road that leads to Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  UCD33955  Fraxinus latifolia Beecher Crampton 1975-5-10 9193 Sutter Sutter County, Sacramento River S.E. of Knight's Landing. Comment
  CAS-BOT-BC223482  Fraxinus latifolia Beecher Crampton 1975-5-10 9193 Sutter Sacramento River S.E. of Knight's Landing Comment
  CHSC36264  Galium aparine L. Ahart 1982-4-23 3330 Sutter W of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  JEPS6583  Galium aparine W. L. Jepson 1891-4-20 Sutter South Peak Region of the Marysville Buttes Comment
  SEINET4560783  Galium aparine George K. Helmkamp, E. A. Helmkamp 2011-1 17279 Sutter Sacramento Valley: 0.1 mile southwest of village of Nicolaus on 1st street, beside the Feather River 9 Comment
  UCR173777  Galium aparine George K. Helmkamp, Elizabeth Helmkamp 2006-4-6 10145 Sutter Sutter Buttes, N end of Great Valley, 5.6 miles WNW of Sutter along Pass Road on the S end of Sutter Buttes 69 Comment
  CHSC42043  Galium parisiense Lowell Ahart 1986-5-4 5268 Sutter About 1/8 mile west of the Dean Cabin, Dean Ranch, about 5 miles north-west of Sutter, Sutter Buttes. 259 Comment
  JEPS6619  Galium porrigens var. porrigens W. L. Jepson 1891-4-20 Sutter canyons near Butte Pass; Region of the Marysville Buttes Comment
  CHSC52828  Galium porrigens var. tenue W. L. Jepson 1891-4-20 Sutter Region of the Marysville Buttes. Near Butte Pass. Comment
  JEPS78844  Garrya fremontii Edward Lee 1936-5-10 2108 Sutter s side, near summit North Butte; Marysville Buttes Comment
  CHSC40291  Gastridium phleoides Lowell Ahart 1985-5-5 4912 Sutter North of the road, about 3/4 mile south-east of the Dean Cabin, Dean Ranch, about 3 1/2 miles north-west of Sutter, Sutter Buttes. 200 Comment
  CHSC91095  Gastridium phleoides Lowell Ahart; Jack Lindsay 2005-5-31 11839 Sutter In a large vernal pool, pasture, on the north side of the dirt private road, about 1/2 mile north of Malott Road, about 2 miles (air) northeast of Sutter. 19 Comment
  RSA715470  Gastridium phleoides L. Ahart, Jack Lindsay 2005-5-31 11839 Sutter On the north side of the dirt private road, about 1/2 mile north of Malott Road, about 2 miles (air) northeast of Sutter. 20 Comment
  CAS-BOT-BC278696  Gastridium phleoides John Thomas Howell 1981-10-14 54644 Sutter Dean Ranch, Sutter Buttes Comment
  SEINET11688403  Gastridium phleoides L. Ahart, Dean, M.; Sands, P. 1985-1 4912 Sutter Dean Ranch about 3.25 mi NW of Sutter, Sutter Buttes, N of road, about 0.75 mi SE of Dean Cabin 200 Comment
  CAS-BOT-BC283836  Gastridium ventricosum Lowell Ahart 1982-5-30 3471 Sutter On and along cow trails ca 0.25 mile W of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  JEPS107742  Gastridium ventricosum Lowell Ahart, Jack Lindsay 2005-5-31 11839 Sutter In a large vernal pool, pasture, on the north side of the dirt private road, about 1/2 mile north of Malott Road, about 2 miles (air) northeast of Sutter 19 Comment
  UC1108695  Gastridium ventricosum H. R. Bennett 1954-8-6 Sutter along Feather River Yuba City; along Feather River 18 Comment
  SD255648  Gazania linearis George K. Helmkamp, Amy Barnes 2014-3-21 22606 Sutter Sacramento Valley: Along CA-20 (Colusa Hwy), 0.3 mile west of South Tarke Road, 3.75 miles east of Meridian (Sutter Buttes 7.5'Q) 13 Comment
  UCR257025  Gazania linearis George K. Helmkamp, Amy Barnes 2014-3-21 22606 Sutter Sacramento Valley, Along CA-20 (Colusa Hwy), 0.3 mile west of South Tarke Road, 3.75 miles east of Meridian 13 Comment
  CHSC36245  Geranium carolinianum L. Ahart 1982-4-24 3372 Sutter On wooded ridge sw ca. 1/4 mi of the Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  UCD140600  Geranium carolinianum Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7642 Sutter Sutter County; Sutter Buttes. Dean Ranch. South of North Butte. Western slope of Sunrise Ridge. 226 Comment
  UCR257554  Geranium carolinianum George K. Helmkamp, Amy Barnes 2014-3-21 22592 Sutter Sacramento Valley, along CA-20 (Colusa Hwy), 1.3 miles west of its junction with Acacia Ave., 1.7 air mi. SW of Sutter 13 Comment
  UC1130331  Geranium dissectum P. L. Johannsen 1935-5-24 662 Sutter 3 mi ssw Sutter; Sutter National Forest, Marysville Quad. 12 Comment
  UCR257037  Geranium dissectum George K. Helmkamp, Amy Barnes 2014-3-21 22613 Sutter Sacramento Valley, Along CA-20 (Colusa Hwy), 0.3 mile west of South Tarke Road, 3.75 miles east of Meridian 13 Comment
  CHSC36230  Geranium molle L. Ahart 1982-4-23 3318 Sutter Near cow trails, w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  UCD140577  Geranium molle Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7619 Sutter Sutter County; Sutter Buttes. Dean Ranch. South of North Butte. Western slope of Sunrise Ridge. 271 Comment
  JEPS69568  Gilia capitata subsp. pedemontana W. L. Jepson 1891-4-20 15077 Sutter Butte Pass Marysville Buttes, Butte Pass Comment
  CHSC12043  Gilia tricolor K. J. Hislop 1970-3-23 105 Sutter Found ca. 100 yds. uphill e of Moore Creek, ca. 500 yds. n of Cole House, Moore Canyon, Sutter Buttes. 121 Comment
  POM163450  Gilia tricolor subsp. diffusa Roxana S. Ferris 1926-4-22 6333 Sutter Slopes of West Butte, Marysville Buttes Comment
  POM64857  Gilia tricolor subsp. diffusa Roxana S. Ferris 1917-4-18 648 Sutter Marysville Buttes. 122 Comment
  CDA12476  Gilia tricolor subsp. tricolor G. F. Hrusa, R. F. Holland, O. Pollack 1990-4-4 7650 a Sutter Sutter Buttes; S side of North Butte. Comment
  UC1123831  Gilia tricolor subsp. tricolor H. S. Yates 1934-3-11 3676 Sutter 1 mi ne North Butte; Marysville Buttes Quad. Comment
  UC566230  Gilia tricolor subsp. tricolor H. S. Yates 1934-3-11 3676 Sutter 1 mi ne North Butte; Marysville Buttes Quad. 152 Comment
  CHSC41388  Githopsis specularioides Lowell Ahart 1996-5-4 5262 Sutter Road cut, about 1/4 mile west of the fourth gate to the Dean Ranch, near the powerlines, about 3 1/4 miles north of Sutter Sutter Buttes. 213 Comment
  SEINET10464618  Githopsis specularioides Sindel 1934-4-17 SINDEL 68 Sutter 1 mile north of North Butte. Marysville quad Sec. 7 T16N R2E 137 Comment
  SEINET10475149  Gnaphalium californicum Lowell Ahart 1983-9-4 Ahart 4390 Sutter Ca. 1/2 mi NW of the Dean Cabin, Dean Ranch, Sutter Buttes, W of Marysville. Foothill Woodland; 300 m. 300 Comment
  UCR249576  Gnaphalium luteoalbum George K. Helmkamp, Amy Barnes 2013-3-28 20265 Sutter Sacramento Valley, Hageman Road just south of its junction with CA-20, east of Meridian 17 Comment
  SEINET10475068  Gnaphalium luteoalbum Lowell Ahart 1983-5-4 Ahart 3945 Sutter Along edge of Pass Rd, ca. 4 mi w of Kellogg Rd, Sutter Buttes. Valley Grassland. West of Marysville. 50 Comment
  SEINET10904834  Gnaphalium luteoalbum Lowell Ahart 1984-10-22 Ahart 4819 Sutter On the south side of South Butte, Sutter Buttes, west of Marysville. Valley Grassland and Foothill Woodland; 150 to 500 m elev. 150 Comment
  CHSC37317  Gnaphalium palustre L. Ahart 1982-5-30 3455 Sutter Edge of a cow trail, near the fence, ca. 1/8 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  SEINET10964550  Gratiola ebracteata Lowell Ahart 1984-4-19 Ahart 4569 Sutter Along West Butte Road, ca. 1.8 mile N of Sacramento Outing Club, Sutter Buttes, west of Marysville. Valley Grassland; 35 m. 35 Comment
  CAS-BOT-BC304992  Grindelia hirsutula Michael A. Vincent 1999-6-12 8638 Sutter Along CA Rt. 20 at Cornelius Avenue, Yuba City, 3.4 miles west of Yuba county line Comment
  JEPS79541  Grindelia hirsutula Edward Lee with A. Carter, J. and N. Ewan 1936-5-9 2085 Sutter e side North Butte; Marysville Buttes Comment
  CHSC96915  Grindelia hirsutula var. davyi Lowell Ahart 2007-7-7 14251 Sutter On the south side of Pennington Road, about 7/8 mile east of Powell Road, about 5 miles west of Live Oak. 21 Comment
  RSA726361  Grindelia hirsutula var. davyi L. Ahart 2007-7-7 14251 Sutter 7/8 mile east of Powell Road, about 5 miles west of Live Oak. 22 Comment
  CHSC40553  Helenium puberulum Lowell Ahart 1985-10-19 5218 Sutter On the bottom of a wash, south of the west oat field, about 1/4 mile west of the Dean Cabin, Dean Ranch, Sutter Buttes. 289 Comment
  CAS-BOT-BC305474  Helianthus annuus John Thomas Howell 1981-10-14 54635 Sutter Oak Hill Ranch, south side of Sutter Buttes Comment
  CHSC78514  Helianthus annuus Lowell Ahart 2000-8-29 8670 Sutter On the north side of Pass Road, Sutter Buttes, about 1 1/2 miles northwest of Sutter. 51 Comment
  CAS-BOT-BC305475  Helianthus annuus Lowell Ahart 1982-9-9 3772 Sutter South of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CHSC37032  Helianthus bolanderi L. Ahart 1982-9-9 3772 Sutter Along banks of wash s of the Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  RSA749728  Helianthus bolanderi George K. Helmkamp, E. A. Helmkamp 2008-10-6 14219 Sutter Pass Road, south side of Sutter Buttes, 4.7 miles west of Sutter 56 Comment
  SD236195  Helianthus bolanderi G. K. Helmkamp, E. A. Helmkamp 2008-10-6 14219 Sutter Sacramento Valley: Pass Road, south side of Sutter Buttes, 4.7 miles west of Sutter 56 Comment
  UCR190334  Helianthus bolanderi George K. Helmkamp, E. A. Helmkamp 2007-9-30 13035 Sutter Sacramento Valley, Sutter Buttes, 2.3 miles northwest of Sutter on Pass Road 70 Comment
  UCR201768  Helianthus bolanderi George K. Helmkamp, E. A. Helmkamp 2008-10-6 14219 Sutter Sacramento Valley, Pass Road, south side of Sutter Buttes, 4.7 miles west of Sutter 56 Comment
  UCD132898  Helianthus bolanderi B. Crampton 1953-9-30 1649 Sutter bank of east irrigation canal. Sutter Bypass. 5 miles east of Robbins. Comment
  CHSC39270  Heliotropium curassavicum Lowell Ahart 1983-8-4 4261 Sutter Found near the west fence line, on the west side of the South Butte, Sutter Buttes. 60 Comment
  SEINET10837033  Heliotropium curassavicum subsp. oculatum Lowell Ahart 1983-9-4 Ahart 4398 Sutter Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 250 m. 250 Comment
  CHSC41384  Heliotropium europaeum Lowell Ahart 1986-5-4 5259 Sutter Along the edge of the dirt road, a little west of the first gate to the Dean Ranch, about 1/2 mile north of the intersection of Mallott Road and Alf Road, about 2 miles north-east of Sutter, Sutter Buttes. 30 Comment
  CHSC78513  Heliotropium europaeum Lowell Ahart 2000-8-29 8671 Sutter On the north side of Pass Road, Sutter Buttes, about 1 1/2 miles northwest of Sutter. 51 Comment
  UCR233015  Hemizonia George K. Helmkamp, E. A. Helmkamp 2011-5-12 17263 Sutter Sacramento Valley, Pleasant Grove, along Howsley Road opposite Pl. Gr. Elementary School, 1.0 mile west of Pleasant Grove Road and just west of the Post Office 15 Comment
  CAS-BOT-BC309966  Hemizonia congesta subsp. luzulifolia John Thomas Howell 1981-10-14 54638 Sutter Dean Ranch, Sutter Buttes Comment
  SD122587  Hemizonia congesta subsp. luzulifolia Lowell Ahart 1984-10-22 4815 Sutter South side of South Butte, Sutter Buttes, west of Marysville. 45 Comment
  CAS-BOT-BC309969  Hemizonia congesta subsp. luzulifolia Lowell Ahart 1983-8-27 4348 Sutter A little south of the Myers Ranch, about 1 mile south of the Myers home, Sutter Buttes 50 Comment
  SEINET10475212  Hemizonia luzulifolia subsp. rudis Lowell Ahart 1984-9-22 Ahart 4796 Sutter Vicinity of South Butte, Sutter Buttes; west of Marysville. Valley Grassland and Foothill Woodland; 70 to 440 m in elev. 70 Comment
  RSA726360  Hemizonia pungens L. Ahart 2007-7-7 14257 Sutter 5-1/2 miles west of Live Oak. 22 Comment
  CAS-BOT-BC310177  Hesperevax caulescens Lowell Ahart 1986-5-4 5256 Sutter Near the first gate to the Dean Ranch, about 1/2 mile north of the intersection of Mallott Road and Alf Road, about 2 miles north-east of Sutter, Sutter Buttes 30 Comment
  CHSC35297  Hesperocnide tenella M. S. Taylor 1980-5-1 2584 Sutter S side of South Butte, Sutter Buttes, w of Yuba City. 609 Comment
  CAS-BOT-BC175991  Hesperolinon californicum Lincoln Constance 1941-5-29 2834 Sutter Lower ridges south of main peaks, Marysville Buttes, northwest of Sutter 365 Comment
  CDA16223  Heteranthera limosa G. F. Hrusa, J. Hillard, D. Cunningham August 1998 14800 Sutter Sacramento Valley; +- 3 mi E of Sutter Buttes, off Clark Rd. 0 Comment
  CHSC37160  Heterocodon rariflorum L. Ahart 1982-5-30 3478 Sutter Ca. 1/4 mi w of Meyers home, Myers Ranch, Sutter Buttes. 50 Comment
  CAS-BOT-BC149839  Heteromeles arbutifolia Roxana S. Ferris 1926-4-22 6349 Sutter Slopes of West Butte, Marysville Buttes Comment
  CAS-BOT-BC149841  Heteromeles arbutifolia Lowell Ahart 1981-7-3 2899 Sutter South Butte, Sutter Buttes 600 Comment
  CAS-BOT-BC149842  Heteromeles arbutifolia Lowell Ahart 1985-10-19 5216 Sutter About 300 feet north of Little North Butte, about 1/2 mile north of the Dean Cabin, Dean Ranch, Sutter Buttes 320 Comment
  CHSC37187  Heteromeles arbutifolia L. Ahart 1982-6-20 3645 Sutter Along the edge of road, ca. 1.8 mi se of the Dean Cabin, Dean Ranch, Sutter Buttes. 350 Comment
  JEPS45020  Heteromeles arbutifolia W. L. Jepson 1891-4-20 13823 Sutter Marysville Buttes; Marysville Buttes Region Comment
  UCD133020  Heterotheca grandiflora G. K. Helmkamp; E. A. Helmkamp 2007-10-7 13061 Sutter Nothern Sacramento Valley: Sacramento Ave., 1.9 miles east of its junction with CA-99, at the Feather River levee. 12 Comment
  UCR235403  Heterotheca grandiflora George K. Helmkamp, E. A. Helmkamp 2011-11-28 18486 Sutter Sacramento Valley, Worth Road, 0.2 mile east of its junction with Garden Highway, 4 miles southwest of Nicolaus 14 Comment
  UC1192276  Hibiscus lasiocarpos Herbert L. Mason 1945-9-19 12726 Sutter W. Butte Rd. on e. side of Butte creek Comment
  CAS-BOT-BC203386  Hibiscus lasiocarpos var. occidentalis Herbert L. Mason 1945-9-19 12726 Sutter West Butte Road on the east side of Butte Creek Comment
  CHSC25377  Hibiscus lasiocarpos var. occidentalis Hayes; Warner, Schlising 1977-8-23 47 Sutter Along West Butte Road, 1.2 mi n of Pass Road intersection with West Butte Road. 55 Comment
  UCD115114  Hirschfeldia incana G. K. Helmkamp; E. A. Helmkamp 2007-9-30 13026 Sutter Central Valley; Sacramento Valley: American Basin, junction of Sankey Road and CA-99, 2.0 miles north of the Sacramento Co. line. 3 Comment
  SEINET10598970  Hordeum geniculatum Lowell Ahart 1982-5-30 Ahart 3459 Sutter On dry bare soil along cow trails, near the fence, ca. 1/8 mi w of Myers home, Myers Ranch, Sutter Buttes. Very common in low areas. Foothill Woodland. 50 Comment
  CHSC80569  Hordeum jubatum Lowell Ahart 2001-5-18 8744 Sutter Small ditch, south of a deep drainage ditch, on the east side of Pennington Road, 6 miles west of Live Oak. 22 Comment
  CHSC37238  Hordeum marinum subsp. gussoneanum L. Ahart 1982-5-30 3459 Sutter Along cow trails, near the fence, ca. 1/8 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  UCD85771  Hordeum marinum subsp. gussoneanum L. Ahart 1982-5-30 3459 Sutter Sutter Buttes. Myers Ranch, ca. 1/8 miles W of Myers home. 50 Comment
  UCD140585  Hordeum murinum Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7627 Sutter Sutter County; Sutter Buttes. Dean Ranch. South of North Butte. Western slope of Sunrise Ridge. 271 Comment
  JEPS117902  Hordeum murinum subsp. glaucum L. P. Janeway 2009-3-30 9693 Sutter at the pumphouse on the eastern edge of the east levee of Sutter Bypass, between Franklin Road and Wadsworth Canal Sutter (about 4.7 km south-southwest of the town of); Sacramento Valley 11 Comment
  SD257137  Hordeum murinum subsp. glaucum George K. Helmkamp, Amy Barnes 2014-3-21 22597 Sutter Sacremento Valley: along CA-20 (Colusa Hwy), 1.3 miles west of its junction with Acacia Ave., 1.7 air miles SW of Sutter (Sutter 7.5'Q) 13 Comment
  CAS-BOT-BC282025  Hordeum murinum subsp. leporinum John H. Thomas 1981-4-20 20413 Sutter Sutter Buttes. Huff Canyon - North Butte area 304 Comment
  CAS-BOT-BC282027  Hordeum murinum subsp. leporinum Lowell Ahart 1977-5-19 1509 Sutter South Butte, Sutter Buttes 150 Comment
  CDA29463  Hordeum murinum subsp. leporinum M. K. Beyers 2009-5-9 36 Sutter The Sutter Buttes; Circa 100 yards from parking area that s next to outhouse and watering hole. Just 2 meters north of manmade rock wall. On Dean Ranch. 0 Comment
  CAS-BOT-BC273497  Hordeum vulgare Lowell Ahart 1984-4-19 4582 Sutter Along West Butte Road, about 100 meters north of the intersection of Pass Road and West Butte Road, Sutter Buttes 35 Comment
  UCD140579  Hypochaeris glabra Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7621 Sutter Sutter County; Sutter Buttes. Dean Ranch. South of North Butte. Western slope of Sunrise Ridge. 271 Comment
  CAS-BOT-BC312910  Hypochaeris glabra John H. Thomas 1981-4-20 20317 Sutter Sutter Buttes. 1/2-3/4 miles eastward of Dean Place 182 Comment
  CDA20047  Impatiens balfourii L. Grishom September 2002 PDR P 123201 Sutter Sacramento Valley; Yuba City garden. Flwrs white/lilac beginning in late spring, 2 ft tall with fibrous root. Seeds proliferate well. 0 Comment
  UCD126571  Ipomoea purpurea G. L. Webster 1967-8-27 7534 Sutter 1 mile southwest of Josephine. Comment
  CHSC40400  Isoetes howellii Lowell Ahart 1985-5-5 4890 Sutter Near the first gate to the Dean Ranch, about 1/4 mile north of Mallott Road, about 2 miles north-east of Sutter, Sutter Buttes. 35 Comment
  CHSC41439  Isoetes howellii Lowell Ahart 1986-5-4 5249 Sutter Near the first gate to the Dean Ranch, about 1/2 mile north of the intersection of Mallott Road and Alf Road, about 2 miles north-east of Sutter, Sutter Buttes. 30 Comment
  JEPS60154  Isoetes howellii R. F. Hoover 1936-5-20 1143 Sutter Pleasant Grove Comment
  JEPS79458  Isoetes howellii Edward Lee with A. Carter, J. and N. Ewan 1936-5-9 2030 Sutter ca. 5 mi. w. Live Oak (beginning of foothills on n.e. side of <Marrysville> Buttes) 30 Comment
  CAS-BOT-BC57745  Isoetes nuttallii Lowell Ahart 1984-3-24 4511 Sutter about 1/4 mile west of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CAS-BOT-BC57746  Isoetes nuttallii Lowell Ahart 1981-3-14 2695 Sutter Dean Ranch, Sutter Buttes 350 Comment
  CAS-BOT-BC101877  Juglans John Thomas Howell 1978-4-16 52817 Sutter Bobelaine Audubon Sanctuary, Feather River near mouth of Bear River Comment
  RSA781580  Juglans californica var. hindsii George K. Helmkamp, E. A. Helmkamp 2009-8-30 15566 Sutter Trowbridge, along Nicolaus Ave. just east of the Western Pacific railroad tracks, c. 0.1 mile east of Pacific Ave. 15 Comment
  UCD140633  Juglans hindsii Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7674 Sutter Sutter County; Sutter Buttes. Dean Ranch. Along undeveloped road between Willaston Flat and residence. 211 Comment
  SEINET10472236  Juncus bufonius Lowell Ahart 1984-4-19 Ahart 4577 Sutter Along West Butte Road, ca. 1.8 mile N of Sacramento Outing Club, Sutter Buttes, west of Marysville. Valley Grassland; 35 m. 35 Comment
  SEINET10472238  Juncus bufonius Lowell Ahart 1983-5-4 Ahart 3959 Sutter Along edge of Pass Rd, ca. 4 mi w of Kellogg Rd, Sutter Buttes. Valley Grassland. West of Marysville. 50 Comment
  SEINET11787351  Juncus bufonius Unknown 1984-1 4577 Sutter along West Butte Road, ca 1.8 mi N of Sacramento Outing Club, Sutter Buttes, W of Marysville 35 Comment
  CHSC47533  Juncus bufonius var. bufonius Lowell Ahart 1983-5-4 3959 Sutter Along the edge of Pass Road, about 4 miles west of Kellogg Road, Sutter Buttes. 45 Comment
  RSA325162  Juncus bufonius var. bufonius L. Ahart 1984-4-19 4577 Sutter Along W Butte Road, 1.8 mile N of Sacramento Outing Club, Sutter Buttes, W of Marysville. 34 Comment
  SEINET10872275  Juncus bufonius var. congdonii Lowell Ahart 1983-5-4 Ahart 3960 Sutter Along edge of Pass Rd, ca. 4 mi w of Kellogg Rd, Sutter Buttes. Valley Grassland. West of Marysville. 50 Comment
  UC1527281  Juncus bufonius var. congestus Lowell Ahart 1986-5-24 5295 Sutter about 3.25 mi nw Sutter (about 0.5 mi s of the Dean Cabin); Sutter Buttes 243 Comment
  CHSC39376  Juncus occidentalis L. Ahart 1983-8-27 4349 Sutter A little south of the Myers Ranch, ca. 1 mi south of the Myers home, Sutter Buttes, west of Marysville. 50 Comment
  CHSC47578  Juncus uncialis Lowell Ahart 1984-3-24 4526 Sutter Along the scraped edge of West Butte Road, about 1/4 mile north of the Sacramento Outing Club, Sutter Buttes. 30 Comment
  SEINET10472465  Juncus uncialis Lowell Ahart 1984-3-24 Ahart 4526 Sutter West Butte Road, 1.4 mile N of the Sacramento Outing Club, Sutter Buttes, west of Marysville. Valley Grassland; 35 m. 35 Comment
  CDA29942  Juncus usitatus L. Ahart 2007-7-7 14255 Sutter On the north side of Pennington Road, about 1/10 mile east of Powell Road, about 5.5 miles west of Live Oak. Comment
  CHSC96942  Juncus usitatus Lowell Ahart 2007-7-7 14255 Sutter North side of Pennington Road, about 1/10 mile east of Powell Road, about 5 1/2 miles west of Live Oak. 21 Comment
  UCD163482  Juncus usitatus Robert E. Preston 2015-10-6 3035 Sutter 1.2 mi NE of East Nicolaus, along E side of Pacific Ave, 0.1 mi S of railroad crossing. 14 Comment
  SEINET10472466  Juncus xiphioides Lowell Ahart 1984-8-3 Ahart 4770 Sutter On the south side of the South Butte, Sutter Buttes, Ca. Comment
  SEINET11787638  Juncus xiphioides Unknown 1984-1 4770 Sutter on S side of South Butte, Sutter Buttes 150 Comment
  CHSC42395  Juniperus californica Lowell Ahart 1977-4-5 1244 Sutter On the south side of the South Butte, Sutter Buttes. 182 Comment
  UC1134267  Juniperus californica F. W. Embree 1934-3-28 28 Sutter 1 mi sw South Butte; Marysville Buttes Quad. 228 Comment
  CAS-BOT-BC236784  Keckiella breviflora John H. Thomas 1981-4-20 20449 Sutter Huff Canyon - North Butte area, Sutter Buttes 304 Comment
  SEINET10931279  Keckiella breviflora subsp. glabrisepala Lowell Ahart 1985-5-20 Ahart 5025 Sutter South Butte, Sutter Buttes, about 12 miles W of Marysville, Ca. On the south side. Comment
  CAS-BOT-BC235665  Keckiella breviflora var. glabrisepala Lowell Ahart 1980-6-21 2426 Sutter South Butte, Sutter Buttes 350 Comment
  CHSC47493  Keckiella breviflora var. glabrisepala Lowell Ahart 1980-6-21 2426 Sutter On the south side of the South Butte, Sutter Buttes. 335 Comment
  NY790167  Keckiella breviflora var. glabrisepala L. Ahart 1980-6-21 2426 Sutter South Butte, Sutter Buttes 350 Comment
  CHSC47494  Keckiella corymbosa Lowell Ahart 1981-7-3 2895 Sutter On the north side of the South Buttes, Sutter Buttes. 548 Comment
  NY790283  Keckiella corymbosa L. Ahart 1981-7-3 2895 Sutter North side of the South Butte, Sutter Buttes. 600 Comment
  SEINET10547836  Keckiella corymbosa Lowell Ahart 1983-9-19 Ahart 4444 Sutter North side of South Butte, Sutter Buttes; west of Marysville. Foohill Woodland; 650 m. 650 Comment
  CHSC47619  Koeleria macrantha Lowell Ahart 1981-5-18 2822 Sutter Near the top of the South Butte, Sutter Buttes. 579 Comment
  CHSC87336  Koeleria macrantha Lowell Ahart 2004-5-2 10861 Sutter Mountaintop, on the south side of the road just west of the lower tower, near the top of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter. 431 Comment
  UCD85830  Koeleria macrantha P. B. Kennedy 1914-5-1 4750 Sutter Marysville Buttes. Comment
  CHSC39652  Koeleria phleoides Lowell Ahart 1983-5-4 3956 Sutter Along the edge of Pass Road, about 4 miles west of Kellogg Road, Sutter Buttes. 50 Comment
  CAS-BOT-BC274296  Lachnagrostis filiformis Lowell Ahart 1982-6-19 3590 Sutter About 1/4 mile west of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  SEINET10839261  Lactuca saligna Lowell Ahart 1983-9-4 Ahart 4383 Sutter Southeast of the Dean Cabin, Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 250 m. 250 Comment
  SEINET10904967  Lactuca saligna Lowell Ahart 1983-8-27 Ahart 4357 Sutter A little south of the Myers home, Myers Ranch, Sutter Buttes, west of Marysville. Valley Grassland; 50 m. 50 Comment
  CHSC34121  Lactuca serriola L. Ahart 1981-9-10 3139 Sutter On s side of South Butte, Sutter Buttes. There is a small stream that runs down the South Butte past the old homestead and down by the gas well. Ca. 1/2way there is a rocky area along the stream and here is where the plant was found. 250 Comment
  UCR218954  Lactuca serriola George K. Helmkamp, E. A. Helmkamp 2009-8-30 15562 Sutter Sacramento Valley, along Nicolaus Ave., 2.2 miles northwest of the Placer Co. line, 4.4 miles ENE (86 deg. ) of Nicolaus 8 Comment
  UCR235281  Lactuca serriola George K. Helmkamp, E. A. Helmkamp 2011-11-28 18491 Sutter Sacramento Valley, Worth Road, 0.2 mile east of its junction with Garden Highway, 4 miles southwest of Nicolaus 14 Comment
  CAS-BOT-BC340663  Lactuca serriola Lowell Ahart 1981-9-10 3139 Sutter South Butte, Sutter Buttes 250 Comment
  CAS-BOT-BC340664  Lactuca serriola Lowell Ahart 1982-9-9 3782 Sutter About 1/2 mile south of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CAS-BOT-BC340665  Lactuca serriola Lowell Ahart 1983-8-27 4351 Sutter A little south of the Myers Ranch, about 1 mile south of the Myers home, Sutter Buttes 50 Comment
  RSA337390  Lagophylla glandulosa L. Ahart 1983-9-4 4405 Sutter Under the power line, near and along the road, ca. 1.5 miles SE of the Dean Cabin, Dean Ranch, Sutter Buttes, W of Marysville. 270 Comment
  CAS-BOT-BC341722  Lagophylla ramosissima Lowell Ahart 1982-5-30 3494 Sutter About 1/2 mile west of Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CHSC42765  Lagophylla ramosissima Lowell Ahart 1977-5-19 1381 Sutter Fields, on the south side of the South Butte, Sutter Buttes. 182 Comment
  JEPS19959  Lagophylla ramosissima Joseph Andorfer Ewan and Nesta Ewan 1936-5-9 9559 Sutter along road to n Butte Comment
  SEINET10474767  Lagophylla ramosissima Lowell Ahart 1984-8-3 Ahart 4764 Sutter On the south side of the South Butte, Sutter Buttes, Ca. Comment
  SEINET13710365  Lagophylla ramosissima Lowell William Ahart, Lowell William Ahart 1984-1 4764 Sutter Sutter Buttes, on S Side of South Butte Comment
  CHSC25480  Lagophylla ramosissima subsp. ramosissima L. Ahart 1977-5-19 Sutter Found growing on hills, South Butte of Sutter Buttes. 200 Comment
  RSA123028  Lasthenia californica G. T. Nordstrom 1934-3-23 8 Sutter 1.75 miles NW of West Butte, Marysville Buttes. 76 Comment
  SEINET10473884  Lasthenia californica Lowell Ahart 1984-3-24 Ahart 4515 Sutter Myers Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 50 m. 50 Comment
  CAS-BOT-BC352761  Lasthenia fremontii Lowell Ahart 1983-5-14 3995 Sutter Along West Butte Road, about 1/8 mile N of the Sacramento Outing Club, Sutter Buttes 35 Comment
  JEPS9678  Lasthenia fremontii Joseph Andorfer Ewan and Nesta Ewan 1936-5-9 9525 Sutter 5 mi w of LiveOak; Pennington Road Comment
  RSA325173  Lasthenia fremontii L. Ahart 1984-4-19 4553 Sutter Along West Butte Road, ca. 1.8 mile N of Sacramento Outing Club, Sutter Buttes, west of Marysville. 35 Comment
  CAS-BOT-BC355507  Lasthenia glaberrima Lowell Ahart 1983-5-14 3996 Sutter Along West Butte Road, about 1/8 mile north of the Sacramento Outing Club, Sutter Buttes. 35 Comment
  CAS-BOT-BC355508  Lasthenia glaberrima Lowell Ahart 1986-5-4 5257 Sutter Near first gate to the Dean Ranch, about 1/2 mile north of the intersection of Mallott Road and Alf Road, about 2 miles north-east of Sutter, Sutter Buttes. 30 Comment
  JEPS81184  Lasthenia glaberrima Edward Lee with Annetta Carter, Joe and Nesta Ewan 1936-5-9 2024 Sutter about 5 mi w Live Oak (ne side of Marysville Buttes); Marysville Buttes 30 Comment
  SEINET10475161  Lasthenia glaberrima Lowell Ahart 1983-5-14 Ahart 3996 Sutter Along West Butte Rd, ca. 1/8 mi n of the Sacramento Outing Club, Sutter Buttes, w of Marysville. Valley Grassland; 35 m. 35 Comment
  SEINET10475162  Lasthenia glaberrima Lowell Ahart 1984-4-19 Ahart 4554 Sutter Along West Butte Road, ca. 1.8 mile N of Sacramento Outing Club, Sutter Buttes, west of Marysville. Valley Grassland; 35 m. 35 Comment
  SEINET11807034  Lasthenia glaberrima Unknown 1984-1 4554 Sutter along West Butte Road, ca 1.8 mi N of Sacramento Outing Club, Sutter Buttes, W of Marysville 35 Comment
  POM55169  Lasthenia glabrata subsp. glabrata E. B. Copeland 1903-5-29 3271 Sutter Edge of Tule land. Comment
  UC1118974  Lasthenia gracilis G. T. Nordstrom 1934-3-23 8 Sutter 1 3/4 mi nw of West Butte; Marysville Quadrangle Comment
  CAS-BOT-BC205075  Lathyrus sulphureus Margit Sands 1985-5-5 47 Sutter Dean Place. 3/4 mile west of ranch buildings, then south 1/2 mi. up hill on fire road 274 Comment
  CAS-BOT-BC205081  Lathyrus sulphureus A. A. Heller 1914-5-6 11370 a Sutter North side of the Marysville Buttes Comment
  CAS-BOT-BC205082  Lathyrus sulphureus Roxana S. Ferris 1926-4-22 6389 Sutter Western base of Marysville Buttes Comment
  SEINET956193  Lathyrus sulphureus Lowell Ahart 1983-1 4 Sutter Dean Ranch, Suuter Buttes. 250 Comment
  UC204732  Lathyrus sulphureus A. A. Heller 1914-5-6 11370 a Sutter n side Marysville Buttes (on one of lesser peaks) Comment
  UCD106433  Lathyrus sulphureus A. A. Heller 1914-5-6 11370 a Sutter Marysville Buttes. Comment
  SEINET10452340  Lathyrus sulphureus Lowell Ahart 1983-9-4 Ahart 4376 Sutter Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 250 m. 250 Comment
  UC30672  Layia septentrionalis W. L. Jepson 1891-4-20 Sutter The Buttes; Region of the Marysville Buttes, The Buttes Comment
  CAS-BOT-BC274345  Leersia oryzoides John Thomas Howell 1974-9-19 50873 Sutter 1.7 miles south of Robbins on road to Knights Landing 7 Comment
  UCD63584  Leersia oryzoides John Thomas Howell 1974-9-19 50873 Sutter 1.7 mi. south of Robbins on road to Knights Landing. 7 Comment
  CAS-BOT-BC527252  Lemna A. A. Heller 1905-3-21 7561 Sutter Marysville Comment
  CDA39174  Lemna T. C. Fuller 1964-10-6 12675 Sutter In drainage ditch, east side of Hwy. 99E, 0.1 mile south of Live Oak. 0 Comment
  SEINET10465987  Lemna minuscula Lowell Ahart 1984-8-3 Ahart 4776 Sutter Under the bridge across Pass Road, a little east of the Gas Compression Station, about 7 miles west of Sutter. Comment
  CHSC46533  Lemna minuta Lowell Ahart 1984-8-3 4776 Sutter In water under the bridge across Pass Road, a little east of the Gas Compression Station, about 7 miles west of Sutter. 45 Comment
  CHSC97125  Lemna minuta Lowell Ahart 2007-7-7 14254 Sutter Deep drainage ditch, on the north side of Pennington Road, about 1/10 mile east of Powell Road, about 5 1/2 miles west of Live Oak. 21 Comment
  SEINET11770869  Lemna minuta Unknown 1984-1 4776 Sutter under bridge across Pass Rd, a little E of Gas Compression Station, about 7 mi W of Sutter 50 Comment
  CAS-BOT-BC12662  Lepidium nitidum John H. Thomas 1981-4-20 20327 Sutter Sutter Buttes. 0.5 - 0.75 mile eastward of Dean Place. 182 Comment
  CAS-BOT-BC12665  Lepidium nitidum A. A. Heller 1905-3-21 7562 Sutter Marysville. Comment
  CHSC42744  Lepidium nitidum Lowell Ahart 1977-4-5 1241 Sutter Near the old gas well, on the south side of the South Butte, Sutter Buttes. 182 Comment
  UCD140612  Lepidium nitidum Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7654 Sutter Sutter County; Sutter Buttes. Dean Ranch. Southwest of North Peak. 228 Comment
  CAS-BOT-BC12661  Lepidium nitidum H. S. Yates 1934-3-11 3652 Sutter Marysville Buttes. 30 Comment
  SBBG129233  Lepidium nitidum G. K. Helmkamp 2013-3-9 20157 Sutter W Butte Rd, 5.5 mi N of its jct with W Butte Pass Rd, NW foot of Sutter Buttes 24 Comment
  SD257228  Lepidium nitidum var. nitidum George K. Helmkamp, Amy Barnes 2014-3-21 22600 Sutter Sacramento Valley, along CA-20 (Colusa Highway ), 1.3 miles west of its junction with Acacia Ave., 1.7 air miles SW of Sutter. 13 Comment
  UCR256997  Lepidium nitidum var. nitidum George K. Helmkamp, Amy Barnes 2014-3-21 22600 Sutter Sacramento Valley, along CA-20 (Colusa Hwy), 1.3 miles west of its junction with Acacia Ave., 1.7 air mi. SW of Sutter 13 Comment
  CAS-BOT-BC12976  Lepidium strictum Lowell Ahart 1983-5-4 3941 Sutter Along Pass Road, Sutter Buttes. About 4 miles west of Kellogg Road. 50 Comment
  CAS-BOT-BC12977  Lepidium strictum Lowell Ahart 1984-4-19 4556 Sutter North of the Sacramento Outing Club. Along the edge of West Butte Road, about 1/8 mile north of the club. Sutter Buttes. 35 Comment
  CHSC47384  Lepidium strictum Lowell Ahart 1982-4-24 3350 Sutter In the center of the dirt road that leads to the gravel pit, about 1/4 mile south-west of the Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  JEPS53741  Lepidium strictum W. L. Jepson 1891-4-20 13360 Sutter Butte Pass Marysville Buttes Region Comment
  RSA0115746  Lepidium strictum George K. Helmkamp, Amy Barnes 2014-3-21 22601 Sutter Sacramento Valley: along CA-20 (Colusa Hwy), 1.3 miles west of its junction with Acacia Ave., 1.7 air mi. SW of Sutter. 13 Comment
  CAS-BOT-BC12975  Lepidium strictum Lowell Ahart 1982-4-24 3350 Sutter Myers Ranch, Sutter Buttes. About 0.25 mile southwest of Myers home. 50 Comment
  SEINET10448481  Lepidium strictum Lowell Ahart 1984-4-19 Ahart 4556 Sutter Along West Butte Road, ca. 1.8 mile N of Sacramento Outing Club, Sutter Buttes, west of Marysville. Valley Grassland; 35 m. 35 Comment
  UCR218947  Leptochloa fascicularis George K. Helmkamp, E. A. Helmkamp 2009-8-30 15565 Sutter Sacramento Valley, along Nicolaus Ave., 2.2 miles northwest of the Placer Co. line, 4.4 miles ENE (86 deg. ) of Nicolaus 8 Comment
  UCD36467  Leptochloa fusca subsp. fascicularis Beecher Crampton 1953-9-30 1642 Sutter Sutter County, 5 miles east of Robbins, along irrigation canal east of Sutter Bypass. Comment
  UCR218951  Leptochloa uninervia George K. Helmkamp, E. A. Helmkamp 2009-8-30 15559 Sutter Sacramento Valley, along Nicolaus Ave., 2.2 miles northwest of the Placer Co. line, 4.4 miles ENE (86 deg. ) of Nicolaus 8 Comment
  CHSC37156  Leptosiphon ciliatus L. Ahart 1982-5-30 3491 Sutter Near cow trails, w of Myers home ca. 1.8 mi, Myers Ranch, Sutter Buttes. 50 Comment
  RSA122104  Leptosiphon filipes G. T. Nordstrom 1934-3-23 7 Sutter 1 3/4 miles N.W. of West Butte. Marysville. 61 Comment
  RSA523353  Leptosiphon filipes Gordon H. True Jr. 1936-3-27 383 Sutter North side of Marysville Buttes, between Pennington and West Butte. 76 Comment
  SEINET14168117  Leptosiphon filipes G. T. Nordstrom 1934-3-23 7 Sutter 1 3/4 mile NW of West Butte Comment
  CHSC46951  Lessingia virgata Lowell Ahart 1984-9-22 4797 Sutter By a large boulder, north-east of the old gas well, on the west side of the South Butte, Sutter Buttes. 182 Comment
  CAS-BOT-BC342053  Lessingia virgata Lowell Ahart 1984-9-22 4797 Sutter North-east of the old gas well, on the west side of the South Butte, Sutter Buttes 200 Comment
  SEINET10937985  Lessingia virgata Lowell Ahart 1984-9-22 Ahart 4797 Sutter Vicinity of South Butte, Sutter Buttes; west of Marysville. Valley Grassland and Foothill Woodland; 70 to 440 m in elev. 70 Comment
  UC1031357  Lewisia rediviva G. E. Sindel 1934-4-14 65 Sutter 1/4 mi n South Butte; Marysville Buttes quadrangle Comment
  UC1131556  Leymus cinereus F. W. Embree 1934-5-1 Sutter 3 mi nnw Slough School; Marysville Buttes Quadrangle Comment
  JEPS78897  Linanthus ciliatus Edward Lee 1936-5-9 2039 Sutter se of North Butte (road to North Butte Foothills); Marysville Buttes Comment
  CHSC1284  Linanthus dichotomus 1931-3-15 Sutter Marysville Buttes. Comment
  JEPS58367  Linanthus dichotomus W. L. Jepson 1891-4-20 20926 Sutter Marysville Buttes 457 Comment
  UC572417  Linanthus dichotomus G. T. Nordstrom 1934-3-23 13 Sutter 1.25 mi nw West Butte; Marysville Butte 182 Comment
  JEPS58409  Linanthus filipes W. L. Jepson 1891-4-20 20929 Sutter South Peak Marysville Buttes Region Comment
  UC1537471  Linanthus filipes Gordon H. True Jr. 1936-3-27 383 Sutter n side Marysville Buttes (between Pennington and West Butte) 76 Comment
  UC963948  Linanthus liniflorus R. F. Hoover 1937-5-18 2218 Sutter Pleasant Grove Comment
  CHSC40615  Lithophragma affine Margit Sands 1985-4-7 15 Sutter Dean Ranch, Sutter Buttes. 243 Comment
  CAS-BOT-BC432246  Lithophragma bolanderi Roxana S. Ferris 1917-4-18 659 Sutter Marysville Buttes 121 Comment
  JEPS97726  Lithophragma bolanderi Annetta M. Carter, Galen Smith, Mary Barnas 1951-4-1 3042 Sutter Ca. 1/2 way down W face of South Butte (below main peak). Sutter Buttes. Comment
  UC11918  Lithophragma bolanderi W. L. Jepson 1891-4-20 Sutter base South Peak (region of Marysville Buttes, Second Station); Region of Marysville Buttes, base of South Peak Comment
  UC1746050  Lithophragma bolanderi Annetta M. Carter, Galen Smith, Mary Barnas 1951-4-1 3042 Sutter Ca. 1/2 way down W face of South Butte (below main peak). Sutter Buttes. Comment
  UC858176  Lithophragma bolanderi A. A. Heller 1914-4-1 11249 Sutter ne slope Marysville Buttes; ne slope of Marysville Buttes Comment
  CAS-BOT-BC432249  Lithophragma bolanderi Wm. Vortriede 1928-4-7 s.n. Sutter southern part of Marysville Buttes Comment
  CAS-BOT-BC432250  Lithophragma bolanderi Lowell Ahart 1982-4-23 3321 Sutter W of the Myers home, Myers Ranch 50 Comment
  SEINET10483072  Lithophragma bolanderi Lowell Ahart 1983-9-4 Ahart 4368 Sutter Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 250 m. 250 Comment
  JEPS97727  Lithophragma parviflorum var. parviflorum Annetta M. Carter, Galen Smith, Mary Barnas 1951-4-1 3041 Sutter Ca. 1/2 way down W face of South Butte (below main peak). Sutter Buttes. Comment
  UC1746016  Lithophragma parviflorum var. parviflorum Annetta M. Carter, Galen Smith, Mary Barnas 1951-4-1 3041 Sutter Ca. 1/2 way down W face of South Butte (below main peak). Sutter Buttes. Comment
  UC1127233  Lithophragma parviflorum var. trifoliatum G. E. Sindel 1934-3-29 33 Sutter 1 mi n and 3 mi w Union School; Marysville Buttes Quad. Comment
  UCD41200  Lithophragma scabrellum James Salyards 1986-4-26 86 - Sutter Mainly southeast of N. Butte. 182 Comment
  CAS-BOT-BC428439  Lithophragma trifoliatum Margit Sands 1985-4-6 11 Sutter Dean Place. Sutter Buttes. 243 Comment
  CAS-BOT-BC428441  Lithophragma trifoliatum Margit Sands 1983-4-17 4365 Sutter Dean Ranch, Sutter Buttes 250 Comment
  SEINET10483078  Lithophragma trifoliatum Lowell Ahart 1983-9-4 Ahart 4365 Sutter Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 250 m. 250 Comment
  CAS-BOT-BC342135  Logfia filaginoides Roxana S. Ferris 1917-4-18 671 Sutter Marysville Buttes 121 Comment
  CHSC37309  Logfia gallica L. Ahart 1982-5-30 3460 Sutter Field, ca. 1/8 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CAS-BOT-BC342506  Logfia gallica John H. Thomas 1981-4-20 20377 Sutter Sutter Buttes. Dean Place 213 Comment
  CAS-BOT-BC283565  Lolium multiflorum Lowell Ahart 1982-5-30 3484 Sutter Ca 0.25 mile W of the Myers home, Myers Ranch 50 Comment
  SEINET10591991  Lolium perenne Lowell Ahart 1982-5-30 Ahart 3457 Sutter On dry bare hard soil along cow trails, near the fence, ca. 1/8 mi W of Myers home, Myers Ranch, Sutter Buttes. Common. Foothill Woodland. 50 Comment
  UCD66638  Lolium temulentum A. A. Beetle 1945-4-15 3872 Sutter 6 miles NE of Sutter. Eastern base of Marysville Buttes. Comment
  CHSC37189  Lomatium dasycarpum subsp. tomentosum M. Epperson 1982-4-6 Sutter Near deep wash, ca. 1/4 mi nw of the Dean Cabin, Dean Ranch, Sutter Buttes. 350 Comment
  SFV8553  Lomatium dasycarpum subsp. tomentosum J. A. Neilson, Jr. 1970-4-11 1396 Sutter West Butte. Along intermittent stream. Comment
  UC1123049  Lomatium utriculatum H. S. Yates 1934-3-11 3684 Sutter 1 mi. s.w. Union School; Marysville Quad. Comment
  CHSC87920  Lonicera hispidula Lowell Ahart 2004-5-29 10983 Sutter On a steep (cliffs) slope, about 30 yards north of the fence, where the fence ends, on the northwest side of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter. 537 Comment
  CHSC87917  Lonicera interrupta Lowell Ahart 2004-5-29 10977 Sutter On a steep (cliffs) slope, about 30 yards north of the fence, where the fence ends, on the northwest side of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter. 537 Comment
  JEPS12826  Lonicera interrupta Joseph Andorfer Ewan and Nesta Ewan 1936-5-10 9647 Sutter about summit South Butte 648 Comment
  CAS-BOT-BC198576  Lotus Roxana S. Ferris 1926-4-22 6328 Sutter Slopes of West Butte, Marysville Buttes. Comment
  JEPS106278  Lotus scoparius var. scoparius Lowell Ahart 2004-5-2 10855 Sutter Mountaintop, on the south side of the road just west of the lower tower, near the top of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter 431 Comment
  CDA12208  Lotus wrangelianus G. F. Hrusa, R. F. Holland, O. Pollack 1990-4-4 7647 Sutter Sutter Buttes; S side of North Butte. Comment
  JEPS55834  Lotus wrangelianus W. L. Jepson 1891-4-20 13793 Sutter base of South Peak Marysville Buttes Region, South Peak Comment
  UC1129227  Lotus wrangelianus G. E. Sindel 1934-3-29 32 Sutter 1 mi n and 2 mi w Union School; Marysville Buttes Quad. 121 Comment
  CDA32986  Ludwigia peploides P. W. Hiatt 1979-9-13 Sutter Feather River below rapids. 0 Comment
  CDA35787  Ludwigia peploides subsp. montevidensis Paul Schwall 2011-7-26 PDR# 1305809 Sutter SW of Yuba City, near Reclaimation Rd. 0 Comment
  CHSC114694  Ludwigia peploides subsp. montevidensis Paul Schwall 2011-7-26 Sutter SW of Yuba City, near Reclaimation Rd. Comment
  RSA59098  Ludwigia peploides subsp. peploides E. K. Balls 1950-8-29 15503 Sutter Highway 24, Power Line Road, 3.6 miles NE of Elkhorn Ferry 15 Comment
  RSA59099  Ludwigia peploides subsp. peploides E. K. Balls 1950-8-29 15503 Sutter Highway 24, Power Line Road, 3.6 miles NE of Elkhorn Ferry 15 Comment
  UC144510  Lupinus A. A. Heller 1905-3-21 7555 Sutter Marysville Comment
  UC15765  Lupinus affinis W. L. Jepson 1891-4-20 Sutter Yuba City; Marysville Butte, Yuba City Comment
  CAS-BOT-BC198379  Lupinus albifrons Lowell Ahart 1977-4-5 823 Sutter South Butte, Sutter Buttes 500 Comment
  JEPS64903  Lupinus albifrons Joseph Andorfer Ewan and Nesta Ewan 1936-5-9 9584 Sutter e face of North Butte 457 Comment
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Feb 28 2010
  CHSC44497  Lupinus albifrons var. albifrons Lowell Ahart 1977-4-5 1256 Sutter On the west side of the South Butte, Sutter Buttes. 457 Comment
  RSA121729  Lupinus albifrons var. albifrons A. E. Wieslander 1934-3-11 386 Sutter One mile northeast of North Butte, Marysville Buttes. 152 Comment
  SBBG68958  Lupinus albifrons var. albifrons A. A. Heller 1912-4-16 14340 Sutter East Butte, Marysville Buttes [Sutter Buttes] Comment
  UC199851  Lupinus albifrons var. albifrons W. P. Taylor 1912-4-4 Sutter Marysville Buttes; nw Sutter Comment
  UC725584  Lupinus albifrons var. albifrons A. A. Heller 1927-4-15 14340 Sutter Marysville Buttes Comment
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Jul 24 2008
  JEPS64996  Lupinus bicolor W. L. Jepson 1891-4-20 13 t Sutter Sutter Plains Marysville Buttes, Sutter Plains Comment
  UC144599  Lupinus bicolor A. A. Heller 1905-3-21 7560 Sutter Marysville Comment
  UCR198412  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2008-4-17 13275 Sutter Sacramento Valley, along Pass Road at the south side of Sutter Buttes, 2.3 miles northwest of Sutter 70 Comment
  SEINET8041009  Lupinus bicolor A. A. Heller 1905-3-22 7574 Sutter Marysville Buttes Comment
  UCD107255  Lupinus bicolor George F. Hrusa 1990-4-4 7640 Sutter on SE side of North Butte. 300 Comment
  RSA325171  Lupinus bicolor subsp. tridentatus L. Ahart 1984-4-19 4560 Sutter Along West Butte Road, ca. 1.8 mile N of Sacramento Outing Club, Sutter Buttes, west of Marysville. 35 Comment
  SEINET10452031  Lupinus bicolor subsp. tridentatus Lowell Ahart 1983-5-4 Ahart 3946 Sutter Along edge of Pass Rd, ca. 4 mi w of Kellogg Rd, Sutter Buttes. Valley Grassland. West of Marysville. 50 Comment
  SEINET10452032  Lupinus bicolor subsp. tridentatus Lowell Ahart 1984-4-19 Ahart 4560 Sutter Along West Butte Road, ca. 1.8 mile N of Sacramento Outing Club, Sutter Buttes, west of Marysville. Valley Grassland; 35 m. 35 Comment
  SEINET10452033  Lupinus bicolor subsp. tridentatus Lowell Ahart 1984-3-24 Ahart 4514 Sutter Myers Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 50 m. 50 Comment
  SEINET10940041  Lupinus bicolor subsp. tridentatus Lowell Ahart 1984-5-21 Ahart 4620 Sutter At the old homestead on the south side of South Butte, Sutter Buttes, west of Marysville; Foothill Woodland; 400 m. 400 Comment
  CHSC34671  Lupinus bicolor var. tridentatus M. S. Taylor 1981-5-2 3592 Sutter Epperson Ranch, at the south base of North Butte, Sutter Buttes, ca. 10 mi w of Gridley. Comment
  CHSC41453  Lupinus bicolor var. tridentatus Lowell Ahart 1986-5-26 5313 Sutter Along the banks of a small stream, about 1/8 mile south of the Myers Ranch, about 1 and 1/8 mile south of the Myers home, about 3 miles south-west of Pennington, Sutter Buttes. 45 Comment
  CHSC87391  Lupinus microcarpus var. densiflorus Lowell Ahart 2004-5-2 10817 Sutter Near the small seep, west of the old homestead at the large rock outcrop, on the southwest side of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter. 260 Comment
  JEPS105863  Lupinus microcarpus var. densiflorus Lowell Ahart 2004-5-2 10817 Sutter Near the small seep, west of the old homestead at the large rock outcrop, on the southwest side of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter 260 Comment
  UC1129647  Lupinus nanus A. E. Wieslander 1934-3-11 389 Sutter 1 mi ne North Butte; Marysville Buttes Quadrangle Comment
  UC144600  Lupinus nanus A. A. Heller 1905-3-22 7568 Sutter Sutter City Comment
  CHSC36233  Lupinus polycarpus L. Ahart 1982-4-23 3313 Sutter Nea cow trails, w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC42713  Lupinus polycarpus Lowell Ahart 1977-4-5 1247 Sutter On the south side of the South Butte, Sutter Buttes. 182 Comment
  CHSC44499  Lupinus succulentus Lowell Ahart 1977-4-5 1245 Sutter On the south side of the South Butte, Sutter Buttes. 182 Comment
  CHSC87388  Lupinus succulentus Lowell Ahart 2004-5-2 10816 Sutter Near the small seep, west of the old homestead at the large rock outcrop, on the southwest side of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter. 260 Comment
  JEPS105864  Lupinus succulentus Lowell Ahart 2004-5-2 10816 Sutter Near the small seep, west of the old homestead at the large rock outcrop, on the southwest side of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter 260 Comment
  UC761959  Lycopus americanus R. F. Hoover 1940-9-15 4601 Sutter Robbins Comment
  UCD124970  Lycopus americanus G. L. Webster; G. L. Stebbins 1967-8-22 7527 Sutter 1 mile west of 'The Berry Patch' (6 miles of Pennington). 15 Comment
  UC1191569  Lythrum californicum Malcolm A. Nobs, S. Galen Smith 1949-7-29 1102 Sutter just s of Marysville (Sutter Bypass); Sutter Bypass Comment
  SEINET10452838  Lythrum californicum Lowell Ahart 1984-9-22 Ahart 4795 Sutter Vicinity of South Butte, Sutter Buttes; west of Marysville. Valley Grassland and Foothill Woodland; 70 to 440 m in elev. 70 Comment
  UCD102986  Lythrum californicum K. Esau; E. H. Hyde 1939-6-1 s.n. Sutter Sutter Basin. Comment
  CDA35051  Maclura pomifera L. P. Janeway 2009-3-3 9706 Sutter Sacramento Valley; On east bank of canal just inside the eastern levee of Sutter Bypass, just south of Hwy 113. Comment
  UC1527282  Madia anomala Lowell Ahart 1986-5-26 5319 Sutter about 3 mi sw of Pennington; Myers Ranch, Sutter Buttes 91 Comment
  CAS-BOT-BC342688  Madia elegans Walt Anderson 1983-4-17 4372 Sutter On the Dean Ranch, Sutter Buttes 250 Comment
  UCR190333  Madia elegans subsp. densifolia George K. Helmkamp, E. A. Helmkamp 2007-9-30 13036 Sutter Sacramento Valley, Sutter Buttes, 2.3 miles northwest of Sutter on Pass Road 70 Comment
  RSA134794  Madia elegans subsp. densifolia P. C. Everett, E. K. Balls 1959-10-20 23902 Sutter North of Marysville Buttes near Pennington 27 Comment
  SEINET10474302  Madia elegans subsp. vernalis Lowell Ahart 1983-9-4 Ahart 4372 Sutter Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 250 m. 250 Comment
  CHSC41406  Madia gracilis Lowell Ahart 1986-5-26 5318 Sutter Along the edge of the dirt road, near a stream, about 1/8 mile south of the Myers Ranch, about 1 and 1/8 mile south of the Myers home, about 3 miles south-west of Pennington, Sutter Buttes. 45 Comment
  CHSC41407  Madia gracilis Lowell Ahart 1986-5-24 5301 Sutter Near a wash, about 1/8 mile south of the grain field, about 1/2 mile west of the Dean Cabin, Dean Ranch, about 4 miles north-west of Sutter, Sutter Buttes. 243 Comment
  CAS-BOT-BC345252  Madia subspicata Lowell Ahart 1986-5-26 5315 Sutter About 1/8 mile south of the Myers Ranch, about 1 and 1/8 mile south of the Myers home, about 3 miles south-west of Pennington, Sutter Buttes 45 Comment
  CAS-BOT-BC206321  Malacothamnus fremontii Lowell Ahart 1985-5-20 5019 Sutter South slopes below the lower radio tower on the south side of teh South Butte, Sutter Buttes 650 Comment
  CAS-BOT-BC206322  Malacothamnus fremontii Lowell Ahart 1980-6-21 2435 Sutter South Butte, Sutter Buttes 620 Comment
  CHSC41320  Malacothamnus fremontii K. R. Stern 1985-5-27 8190 Sutter Summit, South Butte, Sutter Buttes. Steep s-facing slope at base of radio towers. 609 Comment
  JEPS68661  Malacothamnus fremontii Joseph Andorfer Ewan and Nesta Ewan 1936-5-9 9597 Sutter east face North Butte Comment
  JEPS68662  Malacothamnus fremontii Joseph Andorfer Ewan and Nesta Ewan 1936-5-10 9603 Sutter e face North Butte (near Dean Cabin) 365 Comment
  UC33288  Malacothrix floccifera W. L. Jepson 1891-4-20 Sutter The Buttes Region of the Marysville Buttes Comment
  CDA19483  Malva nicaeensis Chris Banzhof 2002-5-2 1 Sutter Sander Road and Butte Road, east side of Sutter Buttes. 0 Comment
  UCR233035  Malva parviflora George K. Helmkamp, E. A. Helmkamp 2011-5-12 17259 Sutter Southern Sacramento Valley, along Catlett Road immediately west of the Placer County line, 1.65 mi. NE (20 deg. ) of Pleasant Grove 15 Comment
  UCR233057  Malva parviflora George K. Helmkamp, E. A. Helmkamp 2011-5-12 17272 Sutter Sacramento Valley, Howsley Road at CA-99/El Centro Blvd., 3.3 miles west of Pleasant Grove 30 Comment
  CHSC35306  Marah fabacea var. agrestis L. Ahart 1982-3-20 3265 Sutter On a hill just w of Dean Cabin, Dean Ranch, Sutter Buttes. 350 Comment
  CHSC36242  Marrubium vulgare L. Ahart 1982-4-23 3346 Sutter Along dirt road near Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC87394  Marrubium vulgare Lowell Ahart 2004-5-2 10821 Sutter At the small seep, west of the old homestead at the large rock outcrop, on the southwest side of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter. 260 Comment
  CAS-BOT-BC67844  Marsilea vestita Lowell Ahart 1982-6-20 3621 Sutter Sutter Buttes - just inside the first gate to the Dean Ranch 35 Comment
  RSA91935  Marsilea vestita Beecher Crampton 1953-9-30 1648 Sutter A flat of the Sutter Bypass, along the East Irrigation Canal, 5 miles east of Robbins Comment
  SEINET10470793  Marsilea vestita Lowell Ahart 1983-9-4 Ahart 4404 Sutter South side of road below the dam, ca. 1/8 mi southeast of the Dean Cabin, Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 270 m. 270 Comment
  SEINET6373099  Marsilea vestita Beecher Crampton 1953-1 1648 Sutter 5 miles east of Robbins, along irrigation canal east of Sutter Bypass. Comment
  UC1063699  Marsilea vestita subsp. vestita P. L. Johannsen 1935-5-24 672 Sutter 3 mi ene Meridian; Marysville Quadrangle Comment
  UCR244770  Marsilea vestita subsp. vestita Dena Grossenbacher, Brian Green 2008-4-9 761 Sutter Sacramento Valley, south end of Butte Sink just west of Sutter Buttes 15 Comment
  CHSC42764  Matricaria discoidea Lowell Ahart 1977-4-5 1242 Sutter Near the old gas well on the south-west side of the South Butte, Sutter Buttes. 182 Comment
  OBI82125  Matricaria discoidea George K. Helmkamp 2013-3-9 20164 Sutter North Butte Road, 0.2 mile east of its junction with West Butte Road, NW foot of Sutter Buttes 26 Comment
  UCD140615  Matricaria discoidea Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7657 Sutter Sutter County; Sutter Buttes. Dean Ranch. Southwest of North Peak. 228 Comment
  UCR249931  Matricaria discoidea George K. Helmkamp 2013-3-9 20164 Sutter Northern Sancramento Valley, North Butte Road, 0.2 mile east of its junction with West Butte Road, NW foot of Sutter Buttes 26 Comment
  CAS-BOT-BC348225  Matricaria discoidea Lowell Ahart 1977-4-5 s.n. Sutter South Butte, Sutter Buttes 200 Comment
  CAS-BOT-BC348227  Matricaria discoidea John H. Thomas 1981-4-20 20349 Sutter Sutter Buttes. 1/2-3/4 miles eastward of Dean Place 182 Comment
  CAS-BOT-BC348277  Matricaria occidentalis Lowell Ahart 1983-5-4 3938 Sutter Along the edge of Pass Road, about 4 miles west of Kellogg Road, Sutter Buttes 50 Comment
  SEINET10937986  Matricaria occidentalis Lowell Ahart 1983-5-4 Ahart 3938 Sutter Along edge of Pass Rd, ca. 4 mi w of Kellogg Rd, Sutter Buttes. Valley Grassland. West of Marysville. 50 Comment
  SEINET13203103 Image available Medicago polymorpha George K. Helmkamp, Amy Barnes 2014-1 22599 Sutter Sacramento Valley: aling CA-20 (Colusa Hwy), 1.3 miles west of its junction with Acacia Ave., 1.7 air mi. SW of Sutter (Sutter Buttes 7.5' Q.) 13 Comment
  SEINET3257992 Image available Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2008-3-6 13138 Sutter Sacramento Valley; Sutter Basin; junction of CA-20 and South Butte Rd, west of Yuba City. 19 Comment
  UC1129789  Medicago polymorpha G. T. Nordstrom 1934-3-23 10 Sutter 1 3/4 mi nw West Butte; Marysville Buttes Quadrangle Comment
  UCR198442  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2008-3-6 13138 Sutter Sacramento Valley, Sutter Basin; junction of CA-20 and South Butte Rd, west of Yuba City 19 Comment
  UCR257028  Medicago polymorpha George K. Helmkamp, Amy Barnes 2014-3-21 22599 Sutter Sacramento Valley, along CA-20 (Colusa Hwy), 1.3 miles west of its junction with Acacia Ave., 1.7 air mi. SW of Sutter 13 Comment
  SEINET10906953  Medicago polymorpha Lowell Ahart 1983-5-4 Ahart 3947 Sutter Along edge of Pass Rd, ca. 4 mi w of Kellogg Rd, Sutter Buttes. Valley Grassland. West of Marysville. 50 Comment
  CAS-BOT-BC269520  Melica californica Lowell Ahart 1977-5-19 1489 Sutter South Butte, Sutter Buttes 250 Comment
  CAS-BOT-BC269523  Melica californica Roxana S. Ferris 1926-4-22 6378 Sutter Slopes of West Butte, Marysville Buttes Comment
  UCD87137  Melica californica George F. Hrusa 1990-4-4 7661 Sutter NE side of North Butte. 300 Comment
  SEINET10599361  Melica californica Roxana S. Ferris 1917-4-18 Ferris 668 Sutter In shade along stream, Marysville Buttes. 122 Comment
  SEINET10599460  Melica imperfecta Roxana S. Ferris 1917-4-18 Ferris 670 Sutter Marysville Buttes. 122 Comment
  CAS-BOT-BC262569  Melica torreyana John H. Thomas 1981-4-20 20343 Sutter Sutter Buttes. 1/2-3/4 miles eastward of Dean Place 182 Comment
  CAS-BOT-BC262571  Melica torreyana Lowell Ahart 1983-9-19 4445 Sutter On the north side of the South Butte, Sutter Buttes 650 Comment
  CHSC47620  Melica torreyana Lowell Ahart 1980-6-21 2440 Sutter On the north side of the South Butte, near the road and near the top, Sutter Buttes. 579 Comment
  SEINET10508168  Melica torreyana Lowell Ahart 1983-9-19 Ahart 4445 Sutter North side of South Butte, Sutter Buttes; west of Marysville. Foohill Woodland; 650 m. 650 Comment
  UCR188481  Melilotus albus George K. Helmkamp, E. A. Helmkamp 2007-9-30 13050 Sutter Sacramento Valley, Sacramento Ave. on the east side of CA-99, junction 1.4 miles north of the Feather River 21 Comment
  UCR233056  Melilotus indicus George K. Helmkamp, E. A. Helmkamp 2011-5-12 17273 Sutter Sacramento Valley, Howsley Road at CA-99/El Centro Blvd., 3.3 miles west of Pleasant Grove 30 Comment
  CDA5720  Melissa officinalis M. S. Bergseng 1961-8-3 Sutter Robert van Kleeck ranch, 6 miles south of Yuba City. 0 Comment
  CDA18826  Mentha pulegium M. Stelmok 1999-8-24 PDR 1180094 Sutter Yuba City. 0 Comment
  CAS-BOT-BC428739  Micranthes californica Lowell Ahart 1977-4-7 s.n. Sutter Myers Ranch, Sutter Buttes. 50 Comment
  CAS-BOT-BC429005  Micranthes fragosa Lowell Ahart 1984-3-24 4517 Sutter About 3/4 mile south-west of the Myers home, Myers Ranch, Sutter Buttes 80 Comment
  UCD13392  Micropus californicus Jean Dougherty 1986-4-26 86 -11 Sutter Sutter Buttes. Comment
  CAS-BOT-BC348429  Micropus californicus var. californicus John H. Thomas 1981-4-20 20319 Sutter Sutter Buttes. 1/2-3/4 miles eastward of Dean Place 182 Comment
  CHSC36232  Micropus californicus var. californicus L. Ahart 1982-4-23 3324 Sutter Near cow trails, w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  JEPS40623  Micropus californicus var. californicus W. L. Jepson 1891-4-20 14734 Sutter foot South Peak; Marysville Buttes Comment
  JEPS79446  Micropus californicus var. californicus Edward Lee with A. Carter, J and N Ewan 1936-5-9 2018 Sutter about 5 mi w of Live Oak; Marysville Buttes Comment
  CAS-BOT-BC348689  Microseris acuminata John H. Thomas 1981-4-20 20389 Sutter Sutter Buttes. Dean Place 213 Comment
  CHSC41394  Microseris acuminata Lowell Ahart 1986-5-4 5265 Sutter Along the road at the Dean Cabin, Dean Ranch, about 5 miles north-west of Sutter, Sutter Buttes. 228 Comment
  CAS-BOT-BC348735  Microseris bigelovii Volney Rattan 1880-5-1 s.n. Sutter Unspecified Comment
  CHSC37144  Microseris douglasii L. Ahart 1982-6-20 3614 Sutter In a vernal pool, just inside the first gate to the Dean Ranch, Sutter Buttes. 35 Comment
  CHSC41395  Microseris douglasii Lowell Ahart 1986-5-4 5266 Sutter Along the road at the Dean Cabin, Dean Ranch, about 5 miles north-west of Sutter, Sutter Buttes. 228 Comment
  SEINET9316029  Microseris douglasii Unknown 1936-5-10 9626 Sutter Drying ground of seasonally submerged field. 4 mi N of Sutter on Dean Ranch Rd. Comment
  CHSC40486  Microseris douglasii subsp. tenella Lowell Ahart 1985-5-5 4894 Sutter On the botton of a vernal pool, near the first gate to the Dean Ranch, about 1/4 mile north of Mallott Road, about 2 miles north-east of Sutter, Sutter Buttes. 35 Comment
  SEINET10475278  Microseris douglasii subsp. tenella Lowell Ahart 1985-5-5 Ahart 4894 Sutter Near the first gate to the Dean Ranch, about 1/4 mile north of Mallott Road, about 2 miles north-east of Sutter. Comment
  CHSC36238  Microseris elegans L. Ahart 1982-4-23 3337 Sutter Near a bulldozer road, ca. 1/4 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  UCD134525  Microseris elegans L. Ahart 1982-4-23 3337 Sutter near a bulldozer road, around 1/4 mile west of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  SEINET10474316  Microseris lindleyi Lowell Ahart 1985-5-5 Ahart 4903 Sutter Dean Ranch about 3 1/4 miles north-west of Sutter, Sutter Buttes. Comment
  CHSC45454  Microsteris gracilis Lowell Ahart 1981-4-6 2727 Sutter On the South side of the South Butte, Sutter Buttes. 182 Comment
  CHSC45455  Microsteris gracilis Lowell Ahart 1981-8-14 2698 Sutter Edge of the road, Dean Ranch, Sutter Buttes. 335 Comment
  RSA122923  Microsteris gracilis subsp. gracilis H. S. Yates 1934-3-11 3672 Sutter North Butte 183 Comment
  CAS-BOT-BC153845  Mimulus floribundus Lowell Ahart 1977-4-5 s.n. Sutter On south side of South Butte, Sutter Buttes. 350 Comment
  SEINET10830511  Mimulus floribundus Lowell Ahart 1984-5-21 Ahart 4623 Sutter At the old homestead on the south side of South Butte, Sutter Buttes, west of Marysville; Foothill Woodland; 400 m. 400 Comment
  JEPS10488  Mimulus guttatus Joseph Andorfer Ewan and Nesta Ewan 1936-5-10 9607 Sutter near Dean Cabin (e face of butte); Marysville Buttes, North Butte 335 Comment
  SEINET10570354  Mimulus guttatus Lowell Ahart 1984-4-19 Ahart 4570 Sutter Along West Butte Road, ca. 1.8 mile N of Sacramento Outing Club, Sutter Buttes, west of Marysville. Valley Grassland; 35 m. 35 Comment
  JEPS78833  Mimulus nasutus Edward Lee 1936-5-9 2063 Sutter e side North Butte; Marysville Buttes Comment
  JEPS10513  Mimulus tricolor Joseph Andorfer Ewan and Nesta Ewan 1936-5-9 9530 Sutter 5 mi w Live Oak (Pennington Road); Marysville Buttes Comment
  CAS-BOT-BC174584  Minuartia californica H. S. Yates 1934-3-11 3679 Sutter One mile northeast of North Butte, Marysville Buttes 152 Comment
  CAS-BOT-BC388603  Minuartia douglasii Lowell Ahart 1981-4-6 2735 Sutter Sutter Buttes Region. East side of the small stream and near its head, on a ridge on south side of the South Butte 400 Comment
  CDA20745  Modiola caroliniana Steve Mintz, Jan Kendel 2006-8-21 PDR 1411743 Sutter 218 Pleasant Grove Rd., Rio Oso. Comment
  CHSC37307  Mollugo verticillata L. Ahart 1982-5-30 3466 Sutter On gravel bar along small wash, where the rd crosses, ca. 1/8 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  UCD99625  Mollugo verticillata L. Ahart 1982-5-30 3466 Sutter 1/8 mile west of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  RSA795529  Monardella villosa subsp. villosa L. Ahart 2004-5-29 10961 Sutter Rocky slope above a very steep draw, about 300 yards south of the fence on the northwest side of the South Butte, Suttler Buttes, about 5 air miles northwest of Sutter. 310 Comment
  CAS-BOT-BC445008  Montia fontana John H. Thomas 1981-4-20 20350 Sutter Sutter Buttes. 1/2-3/4 miles eastward of Dean Place. 182 Comment
  CAS-BOT-BC445010  Montia fontana Lowell Ahart 1982-4-23 3320 Sutter West of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  SEINET10572713  Montia fontana subsp. amporitana Lowell Ahart 1984-3-24 Ahart 4516 Sutter Myers Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 50 m. 50 Comment
  CAS-BOT-BC83249  Myosurus minimus Lowell Ahart 1983-5-14 4006 Sutter Along West Butte Road, about 1/8 mile north of the Sacramento Outing Club, Sutter Buttes. 35 Comment
  CHSC39680  Myosurus minimus Lowell Ahart 1983-5-14 4006 Sutter Along West Butte Road, about 1/8 mile north of the Sacramento Outing Club, Sutter Buttes. 35 Comment
  CHSC82241  Myosurus minimus Lowell Ahart 2002-3-28 9452 Sutter On the east side of West Butte Road, about 1/4 mile north of the Sacramento Outing Club, Sutter Buttes. 24 Comment
  RSA325164  Myosurus minimus L. Ahart 1984-4-19 4547 Sutter Along W Butte Road, 1.8 mile N of Sacramento Outing Club, Sutter Buttes, W of Marysville. 34 Comment
  UC1099773  Myosurus minimus Herbert L. Mason 1947-3-30 13163 Sutter 1 mi n West Butte Comment
  SEINET10536210  Myosurus minimus Lowell Ahart 1984-4-19 Ahart 4547 Sutter Along West Butte Road, ca. 1.8 mile N of Sacramento Outing Club, Sutter Buttes, west of Marysville. Valley Grassland; 35 m. 35 Comment
  SFV12237  Myriophyllum aquaticum W. B. McHenry 1967-3-30 s. n. Sutter McHenry Farm, Reclamation District 777, east of Larken Road and south of Live Oak. Comment
  UCD102546  Myriophyllum aquaticum W. B. McHenry 1967-3-30 s.n. Sutter On McHenry farm, Reclamation District 777, east of Larken Road and south of Live Oak. Comment
  UC1100000  Najas guadalupensis Malcolm A. Nobs, S. Galen Smith 1949-7-29 1103 Sutter just s of Marysville (Sutter Bypass); Sutter Bypass Comment
  UC1100002  Najas guadalupensis Malcolm A. Nobs, S. Galen Smith 1949-7-29 1099 Sutter just s of Marysville (Sutter Bypass); Sutter Bypass Comment
  CAS-BOT-BC259770  Nassella cernua Lowell Ahart 1982-4-17 3281 Sutter Near the W fence line, NW of the Dean Cabin, Dean Ranch, Sutter Buttes 350 Comment
  JEPS73767  Nassella cernua Joseph Andorfer Ewan and Nesta Ewan 1936-5-10 9631 Sutter slope bordering on n South Pass Road Comment
  RSA353181  Nassella cernua L. Ahart 1984-5-21 4627 Sutter On the south side of the South Butte, Sutter Buttes, west of Marysville Comment
  CAS-BOT-BC260290  Nassella pulchra Margit Sands 1985-4-27 43 Sutter Dean Place, 0.5 mile E of ranch buildings 213 Comment
  CAS-BOT-BC260293  Nassella pulchra Lowell Ahart 1977-4-5 s.n. Sutter S side of South Butte, Sutter Buttes 200 Comment
  CAS-BOT-BC260294  Nassella pulchra A. A. Heller 1915-4-3 11804 Sutter Base of South Butte, Marysville Buttes Comment
  CAS-BOT-BC260295  Nassella pulchra A. A. Heller 1915-4-3 11804 Sutter Base of South Butte, Marysville Buttes Comment
  UC1745673  Nassella pulchra Annetta M. Carter, Joe Ewan, Nesta Ewan, Edward Lee 1936-5-9 1183 Sutter 5 mi n of Live Oak (E slope of North Butte); Marysville Buttes Comment
  UC822011  Nassella pulchra A. A. Heller 1915-4-3 11804 Sutter base of South Butte; Marysville Buttes, South Butte Comment
  UCD87451  Nassella pulchra A. A. Beetle 1945-4-15 3874 Sutter 6 miles NE of Sutter. Eastern base of Marysville Buttes. Comment
  UCD87558  Nassella pulchra George F. Hrusa 1990-4-4 7630 Sutter S side of North Butte. 250 Comment
  CAS-BOT-BC60314  Nasturtium officinale Lowell Ahart 1984-8-3 4771 Sutter Sutter Buttes. South side of the South Butte. 150 Comment
  CDA20142  Nasturtium officinale Sutter Co. Ag. Comm. 2003-6-16 PDR P 123326 Sutter Sacramento Valley; Paseo Rd. 0 Comment
  CHSC37143  Navarretia cotulifolia L. Ahart 1982-6-20 3616 Sutter In a vernal pool, just inside the first gate to the Dean Ranch, Sutter Buttes. 35 Comment
  JEPS107899  Navarretia cotulifolia Lowell Ahart, Jack Lindsay 2005-5-31 11829 Sutter Large vernal pool, pasture, on the north side of the dirt private road, about 1/2 mile north of Malott Road, about 2 miles (air) northeast of Sutter 19 Comment
  SEINET196702  Navarretia cotulifolia Edward Lee 1936-5-10 2132 Sutter East foot of Marysville Buttes, about 4 miles north of Sutter, Sacramento Valley 23 Comment
  UC856868  Navarretia heterandra A. A. Heller 1914-5-6 11370 Sutter nw of East Butte; Marysville Buttes Comment
  CHSC37241  Navarretia intertexta L. Ahart 1982-5-30 3453 Sutter Ca. 1/8 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  JEPS70342  Navarretia intertexta Joseph Andorfer Ewan and Nesta Ewan 1936-5-10 9623 Sutter 4 mi n Sutter (on Dean Ranch road) Comment
  UC909094  Navarretia intertexta Edward Lee 1936-5-10 2123 Sutter about 4 mi n Sutter (valley floor at e foot of Marysville Buttes); Sacramento Valley, Marysville Buttes 22 Comment
  CHSC39526  Navarretia leucocephala Lowell Ahart 1983-5-14 4005 Sutter Found along West Butte Road, about 1/8 mile north of the Sacramento Outing Club, Sutter Buttes. 35 Comment
  CHSC39681  Navarretia leucocephala Lowell Ahart 1983-5-14 4005 Sutter Found along West Butte Road, about 1/8 mile north of the Sacramento Outing Club, Sutter Buttes. 35 Comment
  CHSC45949  Navarretia leucocephala Lowell Ahart 1982-5-30 3495 Sutter Near the north fence line, you can see the missile base to the west, about 3/4 mile west of the Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  JEPS78720  Navarretia leucocephala Edward Lee 1936-5-9 2027 Sutter about 5 mi w Live Oak (on the ne side of Marysville Buttes); Marysville Buttes 30 Comment
  UC909066  Navarretia leucocephala Edward Lee 1936-5-10 2131 Sutter about 4 mi n Sutter (valley floor at e foot of Marysville Butte); Sacramento Valley, Marysville Butte Comment
  SEINET10869733  Navarretia leucocephala Lowell Ahart 1983-5-14 Ahart 4005 Sutter Along West Butte Rd, ca. 1/8 mi n of the Sacramento Outing Club, Sutter Buttes, w of Marysville. Valley Grassland; 35 m. 35 Comment
  CDA40131  Navarretia leucocephala subsp. leucocephala L. Ahart, Jack Lindsay 2005-5-31 11830 Sutter Large vernal pool on the north side of the dirt private road, about 1/2 mile north of Malott Road, about 2 miles (air) northeast of Sutter. Comment
  HSC97113  Navarretia leucocephala subsp. leucocephala L. Ahart, Jack Lindsay 2005-5-31 11830 Sutter Private rd. 1/2 mi. N of Malott Rd., 2 air mi. NE of Sutter 20 Comment
  RSA715471  Navarretia leucocephala subsp. leucocephala L. Ahart, Jack Lindsay 2005-5-31 11830 Sutter On the north side of the dirt private road, about 1/2 mile north of Malott Road, about 2 miles (air) northeast of Sutter. 20 Comment
  UC908647  Navarretia leucocephala subsp. leucocephala Herbert L. Mason 1946-9-4 13104 Sutter Colusa Gun Club Butte Sink Comment
  UCD48548  Navarretia leucocephala subsp. leucocephala A. A. Beetle 1945-4-15 3877 Sutter 6 miles NW of Sutter. Base of Marysville Buttes. Comment
  CHSC91121  Navarretia nigelliformis subsp. nigelliformis Lowell Ahart; Jack Lindsay 2005-5-31 11834 Sutter East end of a large vernal pool, pasture, on the north side of the dirt private road, about 1/2 mile north of Malott Road, about 2 miles (air) northeast of Sutter. 19 Comment
  JEPS107880  Navarretia nigelliformis subsp. nigelliformis Lowell Ahart, Jack Lindsay 2005-5-31 11834 Sutter East end of a large vernal pool, pasture, on the north side of the dirt private road, about 1/2 mile north of Malott Road, about 2 miles (air) northeast of Sutter 19 Comment
  CDA40118  Navarretia pubescens L. Ahart, Jack Lindsay 2005-5-31 11832 Sutter North of a large vernal pool on the north side of the dirt private road, about 1/2 mile north of Malott Road, about 2 miles (air) northeast of Sutter. Comment
  CHSC37243  Navarretia pubescens L. Ahart 1982-5-30 3454 Sutter Ca. 1/8 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC41969  Navarretia pubescens Lowell Ahart 1986-5-24 5289 Sutter Near the road and near the fifth gate to the Dean Ranch, about 3 1/2 miles north of Sutter, Sutter Buttes. 213 Comment
  JEPS70443  Navarretia pubescens R. F. Hoover 1937-5-18 2216 Sutter Pleasant Grove Comment
  RSA715473  Navarretia pubescens L. Ahart, Jack Lindsay 2005-5-31 11832 Sutter On the north side of the dirt private road, about 1/2 mile north of Malott Road, about 2 miles (air) northeast of Sutter. 20 Comment
  CAS-BOT-BC233621  Navarretia pubescens Dr. Isabel McCracken 1928-5-21 s.n. Sutter Marysville Buttes, E side Comment
  POM65130  Navarretia pubescens Copeland 1903-5-17 3295 Sutter Marysville Buttes. Comment
  SEINET12290263  Navarretia pubescens Unknown 1982-1 3454 Sutter ca 1/8 mi W of the Myers home, Myers Ranch 46 Comment
  JEPS107897  Navarretia tagetina Lowell Ahart, Jack Lindsay 2005-5-31 11833 Sutter North of a large vernal pool, pasture, on the north side of the dirt private road, about 1/2 mile north of Malott Road, about 2 miles (air) northeast of Sutter 19 Comment
  RSA715472  Navarretia tagetina L. Ahart, Jack Lindsay 2005-5-31 11833 Sutter On the north side of the dirt private road, about 1/2 mile north of Malott Road, about 2 miles (air) northeast of Sutter. 20 Comment
  CHSC37157  Navarretia viscidula subsp. purpurea L. Ahart 1982-5-30 3492 Sutter On and along cow trails near n fence line, ca. 1/2 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  UC1069142  Nemophila heterophylla A. E. Wieslander, H. S. Yates 1934-3-11 393 Sutter 2 mi se South Butte; Marysville Buttes Quad., se of South Butte Comment
  UC1745611  Nemophila heterophylla Annetta M. Carter, Galen Smith, Mary Barnas 1951-4-1 3028 Sutter Summit of South Butte. Sutter Buttes. Comment
  SEINET5520972  Nemophila heterophylla A. E. Wieslander 1934-3-11 393 Sutter 2 miles southeast of South Butte Comment
  CHSC43315  Nemophila menziesii Lowell Ahart 1977-4-7 1263 Sutter Under Douglas oaks, about 1/2 mile south-west of the Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  UC1069200  Nemophila menziesii H. S. Yates 1934-3-11 3685 Sutter 1 mi sw Union School; Marysville Buttes Quad., sw of Union School 22 Comment
  UC1069204  Nemophila pedunculata A. E. Wieslander 1934-3-11 381 Sutter 2 mi ne North Butte; Marysville Buttes Quad., ne of North Butte Comment
  SEINET10497059  Nemophila pedunculata Lowell Ahart 1984-3-24 Ahart 4523 Sutter Myers Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 50 m. 50 Comment
  CHSC37061  Nicotiana acuminata var. multiflora L. Ahart 1982-10-11 3866 Sutter Bottom of small drain ditch, along rd to Myers home, ca. 1/2 mi n of Myers Ranch, Sutter Buttes. 50 Comment
  CAS-BOT-BC233465  Nicotiana glauca Lowell Ahart 1984-8-3 4763 Sutter 1/2 mile west of Sutter 35 Comment
  CHSC82238  Nuttallanthus canadensis Lowell Ahart 2002-3-20 9424 A Sutter On the south side of Pass Road, west of the corral, Sutter Buttes, about 4 miles northwest of Sutter. 76 Comment
  JEPS103266  Nuttallanthus texanus Lowell Ahart 2002-3-20 9424 Sutter 4 mi NW of Sutter (Sutter Buttes, S side of Pass Road, E of the corral) Comment
  UCR235290  Oenothera elata subsp. hirsutissima George K. Helmkamp, E. A. Helmkamp 2011-11-28 18492 A Sutter Sacramento Valley, Sacramento Ave., 0.2 miles from its junction with CA-99, 0.75 mi. NW of Nicolaus, beside the levee of the Feather River 20 Comment
  RSA10971  Oenothera elata subsp. hookeri Carl B. Wolf 1927-11-5 1435 Sutter Between Nicolaus and Yuba City, Sacramento Valley Comment
  RSA747474  Oenothera glazioviana George K. Helmkamp, E. A. Helmkamp 2007-9-30 13041 Sutter Sacramento Valley: Oak Ave. at its junction with CA-99, about 2.8 miles north of the Feather River crossing. 8 Comment
  UCR188493  Oenothera glazioviana George K. Helmkamp, E. A. Helmkamp 2007-9-30 13041 Sutter Sacramento Valley, Oak Ave. at its junction with CA-99, about 2.8 miles north of the Feather River crossing 8 Comment
  CHSC61696  Orobanche fasciculata Walt Anderson 1993-5-14 Sutter South-west corner of Dean Ranch, Sutter Buttes. 399 Comment
  JEPS78856  Orobanche fasciculata Edward Lee 1936-5-10 2138 Sutter South Butte of Marysville Buttes; , South Butte Comment
  CAS-BOT-BC502942  Orobanche uniflora subsp. occidentalis Lowell Ahart 1981-4-13 2759 Sutter Sutter Buttes: just W of the Dean Cabin 350 Comment
  SEINET10869821  Orobanche uniflora subsp. occidentalis Lowell Ahart 1984-3-24 Ahart 4519 Sutter Myers Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 50 m. 50 Comment
  UCSC000708  Orobanche uniflora var. occidentalis H. S. Yates 1934-3-11 3680 Sutter 1 mi. N.E. of North Butte North Butte - Marysville 122 Comment
  RSA325170  Orthocarpus attenuatus L. Ahart 1984-4-19 4573 Sutter Along W Butte Road, 1.8 mile N of Sacramento Outing Club, Sutter Buttes, W of Marysville. 34 Comment
  SEINET10964392  Orthocarpus attenuatus Lowell Ahart 1984-4-19 Ahart 4573 Sutter Along West Butte Road, ca. 1.8 mile N of Sacramento Outing Club, Sutter Buttes, west of Marysville. Valley Grassland; 35 m. 35 Comment
  SEINET10549726  Orthocarpus purpurascens Lowell Ahart 1984-4-19 Ahart 4580 Sutter Along West Butte Road, ca. 1.8 mile N of Sacramento Outing Club, Sutter Buttes, west of Marysville. Valley Grassland; 35 m. 35 Comment
  CAS-BOT-BC254372  Oryza sativa John Thomas Howell 1974-9-19 50874 Sutter On the edge of rice fields, 1.7 miles S of Robins on road to Knights Landing 7 Comment
  SEINET3246136 Image available Oryza sativa G. K. Helmkamp, E. A. Helmkamp 2009-1 15556 Sutter Sacramento Valley: along Nicolaus Ave., 2.2 miles northwest of the Placer Co. line, 4.4 miles ENE (86 deg. ) of Nicolaus. 8 Comment
  SEINET3840833  Oryza sativa Unknown 2001-10-1 15995 Sutter Sacramento Valley, Mung garden north of Yuba City Comment
  JEPS98414  Oxalis pes-caprae Lowell Ahart 2000-3-26 8326 Sutter walnut orchard, E side of Larkin Road, just S of Nevada Street Live Oak 24 Comment
  UCD89796  Panicum capillare subsp. hillmanii Beecher Crampton 1970-6-15 8619 Sutter Yuba City. Comment
  CDA16921  Panicum dichotomiflorum G. F. Hrusa, K. Kosta 2001-10-1 15987 Sutter Sacramento Valley; Common weed betw. rows of dry-grown Laotion Mtn. rice in Mung garden N of Yuba City. Annual. 0 Comment
  JEPS21863  Parvisedum pumilum Annette Waters 1958-4-19 215 Sutter 1.6 mi w of South Butte Road in Sutter (going east on Pass Road in hills around Sutters Buttes); east on Pass Road Comment
  UC1114146  Parvisedum pumilum Gene B. Newcomb, H. G. Baker 1959-5-28 226 Sutter edge of Sutter Buttes 14.6 mi e of Meridian (on West Butte Road via Pass Road); Sutter Buttes, West Butte Road 30 Comment
  UC1127131  Parvisedum pumilum G. E. Sindel 1934-4-3 40 Sutter 2 mi nnw of Union School 381 Comment
  UCR198058  Parvisedum pumilum Nancy Kang 1986-5-26 23 Sutter Sutter Buttes 390 Comment
  SEINET10449696  Parvisedum pumilum Lowell Ahart 1983-9-4 Ahart 4373 Sutter Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 250 m. 250 Comment
  UCD41206  Parvisedum pumilum James Salyards 1986-4-26 86 - Sutter Mainly southeast of N. Butte. 182 Comment
  CAS-BOT-BC259633  Paspalum dilatatum John Thomas Howell 1981-10-14 54626 Sutter Oak Hill Ranch, S side of Sutter Buttes Comment
  CAS-BOT-BC259643  Paspalum dilatatum Lowell Ahart 1983-9-19 4449 Sutter Along edge of West Butte Road, 0.25 mile N of the Sacramento Outing Club, Sutter Buttes 35 Comment
  CAS-BOT-BC259746  Paspalum distichum Lowell Ahart 1983-9-4 4379 Sutter About 0.25 mile below the dam, SE of the Dean Cabin, Dean Ranch, Sutter Buttes 250 Comment
  UC1101605  Paspalum distichum Herbert L. Mason 1945-9-18 12701 Sutter on Yuba City-Knight's Landing Highway on overflow lands Sutter By-pass Comment
  UCD88926  Paspalum distichum H. L. Mason 1945-9-18 12701 Sutter Sutter By-pass near bridge on Yuba City. Knight's Landing Highway. Comment
  CHSC12041  Pellaea andromedifolia K. J. Hislop 1970-3-25 103 Sutter Ca. 20 yds up from w bank Moore Creek, ca. 1 mi. n of Cole House, Sutter Buttes. 121 Comment
  CHSC40389  Pellaea andromedifolia Lowell Ahart 1985-5-5 4918 Sutter Huff Canyon, about 3/4 mile west of the Dean Cabin, Dean Ranch, Sutter Buttes. 250 Comment
  CHSC87919  Pellaea andromedifolia Lowell Ahart 2004-5-29 10972 Sutter On a steep (cliffs) slope, about 30 yards north of the fence, where the fence ends, on the northwest side of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter. 537 Comment
  CAS-BOT-BC67785  Pellaea andromedifolia Lowell Ahart 1981-4-6 2734 Sutter South side of South Butte, Sutter Buttes. 250 Comment
  CAS-BOT-BC67787  Pellaea andromedifolia Lowell Ahart 1985-5-5 4918 Sutter Sutter Buttes - Huff Canyon, about 3/4 mile west of the Dean Cabin, Dean Ranch 250 Comment
  POM14628  Penstemon heterophyllus subsp. purdyi E. B. Copeland 1903-5-17 3185 Sutter Marysville Buttes Comment
  POM163508  Penstemon heterophyllus subsp. purdyi Roxana S. Ferris 1926-4-22 6362 Sutter On slopes of west Buttes. Comment
  POM264775  Penstemon heterophyllus subsp. purdyi Lincoln Constance 1941-5-29 2832 Sutter Lower ridges south of main peaks, Marysville Buttes, northwest of Sutter. 366 Comment
  CHSC42038  Penstemon heterophyllus var. purdyi Lowell Ahart 1986-5-24 5303 Sutter Along the road cut and west of the small wash, about 1/8 mile south of the grain field, about 1/2 mile west of the Dean Cabin, Dean Ranch, about 4 miles north-west of Sutter, Sutter Buttes. 243 Comment
  JEPS105961  Penstemon heterophyllus var. purdyi Lowell Ahart 2004-5-29 10963 Sutter Slope above a very steep (cliffs) draw, about 300 yards south of the fence on the northwest side of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter 304 Comment
  JEPS4475  Penstemon heterophyllus var. purdyi Lincoln Constance 1941-5-29 2832 Sutter nw Sutter (lower ridges s of main peaks); Marysville Buttes 365 Comment
  NY601772  Penstemon heterophyllus var. purdyi E. B. Copeland 1903-5-17 3185 Sutter Marysville Buttes Comment
  UC1063184  Penstemon heterophyllus var. purdyi F. W. Embree 1934-4-10 35 Sutter 1 mi s North Butte; Marysville Butte Quad., s of North Butte Comment
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Nov 23 2007
  SEINET7075523  Pentagramma triangularis A. G. Vestal 1955-4-4 s.n. Sutter Sutter Buttes [formaly Marysville Buttes]. Sutter Buttes Canyon. 39? deg. 13' 38" North Latitude, -121? deg. 46' 56" West Longitude. (NAD 27). [Coordinate Datum: WGS84/NAD83]. Comment
  HSC66077  Pentagramma triangularis M. S. Taylor 1980-5-1 2579 Sutter S side of S Butte, Sutter Buttes, 2 mi. W of Yuba City 610 Comment
  CAS-BOT-BC77110  Pentagramma triangularis subsp. triangularis Lowell Ahart 1984-3-31 4529 Sutter Sutter Buttes - near the rocky hill just east of Old Man, about 1/2 mile south of the Dean Cabin, Dean Ranch. 400 Comment
  CHSC37244  Perideridia bolanderi subsp. involucrata L. Ahart 1982-6-19 3588 Sutter Ca. 1/4 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  UCD99416  Persicaria amphibia R. Tofsrud 1949-1 s.n. Sutter location unknown. Comment
  UCD99420  Persicaria amphibia R. Tofsrud 1949-1 s.n. Sutter location unknown. Comment
  CHSC40618  Persicaria hydropiper Lowell Ahart 1985-10-19 5210 Sutter On the sides of the pond, about 1/8 mile southeast of the Dean Cabin, Dean Ranch, Sutter Buttes. 274 Comment
  SEINET3924333  Persicaria hydropiper George K. Helmkamp, E. A. Helmkamp 2007-10-28 13121 Sutter Sacramento Valley: along Nicolaus Road, 0.1 mile west of the Placer County line.; 0 12 Comment
  CAS-BOT-BC413695  Persicaria hydropiper Lowell Ahart 1985-10-19 5210 Sutter About 1/8 mile south-east of the Dean Cabin, Dean Ranch, Sutter Buttes 274 Comment
  UCD99327  Persicaria hydropiperoides G. L. Webster; G. L. Stebbins Jr. 1967-8-22 7529 Sutter Ca. 1 mile W of 'The Berry Patch' (6 miles W of Pennington). 15 Comment
  CAS-BOT-BC418854  Persicaria hydropiperoides Lowell Ahart 1981-9-10 3133 Sutter South side of South Butte, Sutter Buttes 450 Comment
  CAS-BOT-BC418855  Persicaria hydropiperoides William Anderson 1964-10-10 s.n. Sutter Field & Tule Gun Club Comment
  CAS-BOT-BC419164  Persicaria maculosa Lowell Ahart 1982-9-9 3793 Sutter About 3/4 mile west of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CAS-BOT-BC419435  Persicaria punctata Lowell Ahart 1984-10-22 4817 Sutter On the south side of the South Butte, Sutter Buttes 150 Comment
  CHSC34119  Persicaria punctata L. Ahart 1981-9-10 3133 Sutter Along the edge of the small stream, near the old homestead, s side of South Butte, Sutter Buttes. 450 Comment
  CHSC45954  Persicaria punctata Lowell Ahart 1984-10-22 4817 Sutter Sutter Buttes, on the south side of the South Butte. Growing on the bottom of a small stream. 137 Comment
  SD122529  Persicaria punctata Lowell Ahart 1984-10-22 4817 Sutter On the south side of South Butte, Sutter Buttes, west of Marysville, small stream 149 Comment
  CAS-BOT-BC419433  Persicaria punctata Lowell Ahart 1984-9-22 4806 Sutter At the old homestead on the south side of the South Butte, Sutter Buttes 400 Comment
  CAS-BOT-BC419434  Persicaria punctata Lowell Ahart 1983-9-19 4441 Sutter Near the old homestead, on the south side of the South Butte, Sutter Buttes 400 Comment
  UCD15432  Petrorhagia dubia Margit Sands 1985-4-18 37 Sutter Sutter Buttes, Dean Place, at the base of North Butte, one mile northwest of ranch buildings; 213 Comment
  SEINET5537056  Phacelia californica H. S. Yates 1934-3-11 3689 Sutter 2 miles southeast of South Butte Comment
  CAS-BOT-BC133861  Phacelia cicutaria D. K. Gillespie; J. W. Gillespie 1930-4-25 9255 Sutter Summit of South Butte, Marysville Buttes Comment
  CHSC43313  Phacelia distans Lowell Ahart 1977-4-10 1280 Sutter Sutter Buttes. On dry rocky soil, around large rocks, on the south side of the South Butte. 457 Comment
  CHSC87395  Phacelia distans Lowell Ahart 2004-5-2 10857 Sutter Mountaintop, on the south side of the road just west of the lower tower, near the top of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter. 431 Comment
  CHSC87398  Phacelia distans Lowell Ahart 2004-5-2 10848 Sutter On a mountainside, on the west side of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter. 551 Comment
  JEPS105855  Phacelia distans Lowell Ahart 2004-5-2 10857 Sutter Mountaintop, on the south side of the road just west of the lower tower, near the top of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter 431 Comment
  UC921151  Phacelia distans Edward Lee 1936-5-10 2144 Sutter rocky summit of South Butte Sacramento Valley, Marysville Buttes 649 Comment
  SEINET10497002  Phacelia distans Lowell Ahart 1984-5-21 Ahart 4633 Sutter E of where the road forks to go to each radio tower, near the lower radio tower on South Butte, Sutter Buttes, W of Marysville; Foothill Woodland; 675 m. 675 Comment
  CHSC41437  Phacelia egena Lowell Ahart 1986-5-24 5292 Sutter On dry soil on the top of the ridge, near the south-east corner of the Dean Ranch, east of the cliffs, about 3 1/4 miles northwest of Sutter, Sutter Buttes. 304 Comment
  CHSC45937  Phacelia egena Lowell Ahart 1984-5-21 4628 Sutter On and around rock outcroppings, on the south side of the South Butte, Sutter Buttes. 457 Comment
  CHSC87337  Phacelia egena Lowell Ahart 2004-5-2 10834 A Sutter On a mountainside, on the northwest side of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter. 453 Comment
  UC562217  Phacelia egena R. W. Embree 1934-3-22 14 Sutter 1 mi s and 2 1/2 mi e South Butte; Marysville Quadrangle, Marysville Buttes 271 Comment
  UC573228  Phacelia egena H. S. Yates 1934-3-11 3689 Sutter 2 mi se South Butte; Marysville Quadrangle 106 Comment
  UC726914  Phacelia egena A. A. Heller 1941-4-23 16076 Sutter s side of West Butte rd Marysville Buttes Comment
  RSA133613  Phacelia egena L. R. Heckard, J. R. Sweeney 1953-4-27 340 Sutter North of Fremont Monument, three miles north of Sutter, Sutter Buttes. 61 Comment
  SD58515  Phacelia egena J. R. Sweeney, L. R. Heckard 1953-4-27 340 Sutter North of Fremont Monument, 3.0 miles north of Sutter, Sutter Buttes. 60 Comment
  SEINET10497005  Phacelia egena Lowell Ahart 1985-5-20 Ahart 5009 Sutter South Butte, Sutter Buttes, about 12 miles W of Marysville, Ca. On the south side. Comment
  UCD120441  Phacelia egena George F. Hrusa 1990-4-4 7612 Sutter On S slope near summit of North Butte. 152 Comment
  CHSC87406  Phacelia imbricata subsp. imbricata Lowell Ahart 2004-5-2 10834 Sutter On a mountainside, on the northwest side of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter. 453 Comment
  RSA133942  Phacelia imbricata subsp. imbricata L. R. Heckard 1952-4-15 228 Sutter Between two ridges, eastern slope of South Butte, Sutter (Marysville) Buttes. Comment
  CHSC43310  Phacelia tanacetifolia Lowell Ahart 1977-4-5 1261 Sutter On the south-west side of the South Butte, Sutter Buttes. 457 Comment
  UC1069407  Phacelia tanacetifolia F. W. Embree 1934-3-21 81058 Sutter 1 1/4 mi n West Butte; Marysville Quadrangle Comment
  HSC10558  Phalaris brachystachys Beecher Crampton 1957-5-14 4015 Sutter 1 mi. S of Robbins. Comment
  POM302058  Phalaris lemmonii A. A. Beetle 1945-4-15 3862 Sutter 6 miles northeast of Sutter, base of Marysville Buttes. Comment
  UC1254516  Phalaris lemmonii Alan A. Beetle 1945-4-15 3862 Sutter base Marysville Buttes (6 mi ne of Sutter); base of Marysville Buttes Comment
  UCD89166  Phalaris minor Beecher Crampton 1957-5-14 4016 Sutter 1 mile S of Robbins. Comment
  CAS-BOT-BC250746  Phalaris paradoxa Lowell Ahart 1982-6-20 3619 Sutter Just inside the first gate to the Dean Ranch. Sutter Buttes 35 Comment
  CHSC37145  Phalaris paradoxa L. Ahart 1982-6-20 3619 Sutter In a vernal pool, just inside the first gate to the Dean Ranch, Sutter Buttes. 35 Comment
  JEPS107744  Phalaris paradoxa Lowell Ahart, Jack Lindsay 2005-5-31 11840 Sutter In a large vernal pool, pasture, on the north side of the dirt private road, about 1/2 mile north of Malott Road, about 2 miles (air) northeast of Sutter 19 Comment
  SEINET10920801  Phalaris paradoxa Lowell Ahart, Jack Lindsay 2005-5-31 Ahart 11840 Sutter T16N, R2E, northeast 1/4 Section 34. On the north side of the dirt private road, about 1/2 mile north of Malott Road, about 2 miles (air) northesat of Sutter. 20 Comment
  UCD89275  Phalaris paradoxa L. Ahart 1982-6-20 3619 Sutter Dean Ranch, Sutter Buttes. 35 Comment
  UCD89353  Phalaris paradoxa A. A. Beetle 1945-4-15 3862 Sutter 6 miles NE of Sutter. Eastern base of Marysville Buttes. Comment
  UCD89369  Phalaris paradoxa Beecher Crampton 1957-5-14 4014 Sutter 1 mile S of Robbins. Comment
  SEINET10883067  Phalaris paradoxa Lowell Ahart 1982-6-20 Ahart 3619 Sutter On dry dark soil in a large vernal pool, just inside the first gate to the Dean Ranch, Sutter Buttes. Common and scattered in the vernal pool. Valley Grassland 35 Comment
  JEPS78841  Philadelphus lewisii Edward Lee 1936-5-10 2102 Sutter North Butte Marysville Buttes (s slope, on ascent to summit) Comment
  UCD140582  Phoradendron leucarpum subsp. tomentosum Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7624 Sutter Sutter County; Sutter Buttes. Dean Ranch. South of North Butte. Western slope of Sunrise Ridge. 271 Comment
  CDA25630  Phoradendron macrophyllum G. K. Helmkamp, E. A. Helmkamp 2007-10-28 13111 Sutter Sacramento Valley; Along Nicolaus Road at Coon Creek, 0.9 mile west of Placer County line. Comment
  RSA11082  Phoradendron macrophyllum Carl B. Wolf 1927-11-5 1424 Sutter Junction of Garden City Highway and Reigo Road, 17 mi. no. of Sacramento. Feather River. Sacramento Valley. Comment
  CAS-BOT-BC141213  Phoradendron serotinum subsp. macrophyllum Lowell Ahart 1981-4-6 2721 Sutter S side of South Butte, Sutter Buttes 150 Comment
  CAS-BOT-BC141214  Phoradendron serotinum subsp. macrophyllum Lowell Ahart 1977-4-5 s.n. Sutter S side of South Butte, Sutter Buttes 200 Comment
  CHSC46014  Phoradendron serotinum subsp. macrophyllum Lowell Ahart 1977-4-5 1237 Sutter Near Pass Road, at the base of the South Butte, Sutter Buttes. 60 Comment
  UCD70560  Phoradendron serotinum subsp. macrophyllum Shawn Petrash 1994-5-14 26 Sutter Off the Garden HWY 0.5 mi from the intersection of the exit for Nicolaus and the Garden HWY, between the Feather River and the levee; growing on a Populus fremontii that was growing in a gravely loam; hanging vertically from the bottem of a low branch, 0.45m in length. 7 Comment
  CDA12468  Phoradendron villosum G. F. Hrusa, R. F. Holland, O. Pollak 1990-4-4 7641 Sutter Sutter Buttes; Lower SW slope of North Butte. Comment
  UCD54375  Phyla G. L. Webster; G. L. Stebbins 1967-8-22 7530 A Sutter swampy area 1 mi W of 'The Berry Patch. 15 Comment
  UC1124397  Phyla caespitosa F. W. Embree 1934-5-14 60 Sutter 0.7 mi from West Butte 15 Comment
  UC573558  Phyla caespitosa H. S. Yates 1936-8-14 6137 Sutter 5 mi S of Grimes 15 Comment
  UC766951  Phyla caespitosa R. F. Hoover 1936-5-20 1146 Sutter Pleasant Grove Comment
  UCSB13396  Phyla lanceolata Dearing, Hugh; Dearing, Margaret 1938-6-30 Sutter North of Yuba City Comment
  UCD125916  Phyla nodiflora F. W. Embree 1934-5-14 60 (64) Sutter 0.7 mile west of West Butte. 15 Comment
  JEPS8973  Physalis lancifolia W. L. Jepson 1939-8-17 19470 Sutter Robbins Station 10 Comment
  UC985937  Physalis lancifolia Herbert L. Mason 1945-9-19 12727 Sutter e side Butte Creek (West Butte Road) Comment
  UCR230735  Physalis lancifolia George K. Helmkamp, E. A. Helmkamp 2010-10-20 17038 Sutter Sacramento Valley, Pleasant Grove Road 0.1 mile north of the junction with Marcum Road, S of Nicolaus Ave., 2 miles SE (105 deg. ) of Trowbridge 17 Comment
  RSA30093  Physalis lancifolia H. C. Cantelow 1938-7-6 s.n. Sutter 6.3 miles east of Knight's Landing. Comment
  CDA33680  Physalis philadelphica Bob Sproat 2010-7-23 PDR# 1411750 Sutter Live Oak; Hedger Rd. and Pennington Rd. 0 Comment
  POM312586  Physalis philadelphica Malcolm A. Nobs, S. Galen Smith 1949-7-29 1092 Sutter Sutter bypass, just S of Marysville. Comment
  POM312587  Physalis philadelphica Malcolm A. Nobs, S. Galen Smith 1949-7-29 1093 Sutter Sutter bypass, just S of Marysville. Comment
  JEPS98269  Phytolacca americana Lowell Ahart 2000-8-29 8669 Sutter about 1 1/2 mi NW of Sutter (N side of Pass Road); Sutter Buttes 51 Comment
  UCR233040  Picris echioides George K. Helmkamp, E. A. Helmkamp 2011-5-12 17268 Sutter Sacramento Valley, Howsley Road at CA-99/El Centro Blvd., 3.3 miles west of Pleasant Grove 30 Comment
  UCR262436  Picris echioides George K. Helmkamp, E. A. Helmkamp 2011-12-9 18506 Sutter Sacramento Valley, beside Cross Canal, just west of Hwy 99, 0.3 mile west of Howsley Road on an unnamed dirt road 17 Comment
  CHSC41467  Pilularia americana Lowell Ahart 1986-5-4 5250 Sutter Near the first gate to Dean Ranch, about 1/2 mile north of the intersection of Mallott Road and Alf Road, about 2 miles north-east of Sutter, Sutter Buttes. 30 Comment
  CAS-BOT-BC254457  Piptatherum miliaceum John Thomas Howell; Gordon H. True 1967-6-11 42555 Sutter Robbins Comment
  CAS-BOT-BC254458  Piptatherum miliaceum John Thomas Howell 1975-6-14 51050 Sutter Along highway NE of Robbins 22 Comment
  UCD108186  Pisum sativum H. A. Hannesson; R. N. Raynor 1941-5-9 s.n. Sutter Sutter basin, grain field. Comment
  SEINET10470242  Pityrogramma triangularis Lowell Ahart 1984-3-31 Ahart 4529 Sutter Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 300 m. 300 Comment
  SEINET10529832  Pityrogramma triangularis Mary Susan Taylor 1980-5-1 Taylor 2579 Sutter T16N R1E se sec 26. S side of South Butte, Sutter Buttes, ca. 10 mi E of Yuba City; Foothill Woodland. 610 Comment
  CHSC36226  Plagiobothrys canescens L. Ahart 1982-4-23 3306 Sutter W of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  JEPS68017  Plagiobothrys canescens W. L. Jepson 1891-4-20 21139 Sutter low hills Region of the Marysville Buttes, Butte Pass Comment
  UC882312  Plagiobothrys canescens A. A. Heller 1915-3-25 11789 Sutter s side Marysville Buttes Comment
  UCR132408  Plagiobothrys canescens Beecher Crampton 1962-4-17 6184 Sutter Sacramento Valley, 0.5 mile east of Pennington, 7 miles west of Live Oak, north of Sutter Buttes 24 Comment
  CDA29446  Plagiobothrys canescens M. K. Beyers 2009-5-9 44 Sutter The Sutter Buttes; Dean Ranch; ca. 30 yards northwest of the end rock of manmade rock wall (the closest to the cattle watering hole). 0 Comment
  UCD140610  Plagiobothrys canescens var. canescens Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7652 Sutter Sutter County; Sutter Buttes. Dean Ranch. Southwest of North Peak. 228 Comment
  CHSC42762  Plagiobothrys nothofulvus Lowell Ahart 1977-4-10 1282 Sutter On the south-west side of the South Butte, Sutter Buttes. 274 Comment
  CHSC46763  Plagiobothrys nothofulvus Lowell Ahart 1982-4-24 3332 Sutter On slopes of ridge west of the Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  UC1069070  Plagiobothrys nothofulvus H. S. Yates 1934-3-11 3655 Sutter 2 mi n Union School; Marysville Buttes Quad. 30 Comment
  UC1751058  Plagiobothrys nothofulvus Annetta M. Carter, Galen Smith, Mary Barnas 1951-4-1 3034 Sutter Below summit of South Butte. Sutter Buttes. Comment
  SEINET9369427  Plagiobothrys nothofulvus Unknown 1990-4-4 7604 Sutter Open dry S facing slopes on lower S slopes of North Butte. Quercus wislizenii savannah with low rock outcrops. Occasional. Comment
  UCD120903  Plagiobothrys nothofulvus George F. Hrusa 1990-4-4 7604 Sutter Open dry S facing slopes on lower south slopes of North Butte. 300 Comment
  UCD39008  Plagiobothrys nothofulvus Beecher Crampton 1962-4-17 6194 Sutter 4 miles west of Pennington, jct. North Butte and West Butte Roads, northwest slope of Sutter Buttes. Comment
  SEINET12328369  Plagiobothrys scriptus Unknown 1984-1 4546 Sutter along West Butte Road, ca 1.8 mi N of Sacramento Outing Club, Sutter Buttes, W of Marysville 35 Comment
  CHSC41383  Plagiobothrys stipitatus Lowell Ahart 1986-5-4 5252 Sutter On the bottom of a large vernal pool, near the first gate to the Dean Ranch, about 1/2 mile north of the intersection of Mallott Road and Alf Road, about 2 miles north-east of Sutter, Sutter Buttes. 30 Comment
  JEPS80990  Plagiobothrys stipitatus Edward Lee with Annetta Carter, Joe and Nesta Ewan 1936-5-9 2025 Sutter foothills about 5 mi w Live Oak (ne side of Marysville Buttes) 30 Comment
  UC1063810  Plagiobothrys stipitatus G. T. Nordstrom 1934-3-23 9 Sutter 1.5 mi sw West Buttes; Marysville Quad. 76 Comment
  UC24569  Plagiobothrys stipitatus W. L. Jepson 1891-4-20 Sutter Sutter Plains Marysville Buttes Region Comment
  UC578652  Plagiobothrys stipitatus G. T. Nordstrom 1934-3-23 5 Sutter 1.5 mi sw West Butte; Marysville Buttes Quad. 76 Comment
  CHSC40758  Plagiobothrys stipitatus var. micranthus Lowell Ahart 1985-5-5 4892 Sutter On the bottom of a vernal pool, near the first gate to the Dean Ranch, about 1/4 mile north of Mallott Road, about 2 miles north-east of Sutter, Sutter Buttes. 35 Comment
  SEINET516344  Plagiobothrys stipitatus var. micranthus Lowell Ahart 1984-1 4546 Sutter Growing on damp bare soil on the E side of West Butte Road, about 1/8 mi. N of the Sacramento Outing Club, Sutter Buttes. 30 Comment
  SEINET10497613  Plagiobothrys stipitatus var. micranthus Lowell Ahart 1985-5-5 Ahart 4892 Sutter Near the first gate to the Dean Ranch, about 1/4 mile north of Mallott Road, about 2 miles north-east of Sutter. Comment
  SEINET10497615  Plagiobothrys stipitatus var. micranthus Lowell Ahart 1984-4-19 Ahart 4546 Sutter Along West Butte Road, ca. 1.8 mile N of Sacramento Outing Club, Sutter Buttes, west of Marysville. Valley Grassland; 35 m. 35 Comment
  CDA13708  Plagiobothrys stipitatus var. stipitatus G. F. Hrusa, J. Glazner 1997-4-15 13674 Sutter Central Valley; Immediately W of Sutter Bypass off Hughes Rd. S. of Yuba City and Sutter Nat. Wildlife Refuge. W of E Township Rd. Comment
  UC765659  Plagiobothrys undulatus R. F. Hoover 1936-5-20 1144 Sutter Pleasant Grove Comment
  CHSC50028  Planodes virginica Lowell Ahart 1990-3-30 6431 Sutter On the bottom of a vernal pool, north of the first gate to the Dean Ranch, about 1/2 mile north of Mallott Road, about 3 miles north-east of Sutter, Sutter Buttes. 30 Comment
  CHSC82234  Planodes virginica Lowell Ahart 2002-3-28 9454 Sutter In a prune orchard, about 50 feet southeast of the intersection of North Butte Road and West Butte Road, Sutter Buttes. 24 Comment
  RSA158052  Planodes virginica Ray Jerrett 1962-3-8 s.n. Sutter Up and downstream from Everglade Road on irrigation lateral running SW off of East canal, near Gilsizer Slough, Sutter Basin area. Comment
  CHSC39649  Plantago coronopus Lowell Ahart 1983-5-4 3950 Sutter Along edge of Pass Road, about 4 miles west of Kellogg Road, Sutter Buttes. 50 Comment
  CHSC47454  Plantago coronopus Lowell Ahart 1982-4-23 3291 Sutter Along dirt roads and cow trails, on the west part of the Myers Ranch, Sutter Buttes. 45 Comment
  JEPS78678  Plantago coronopus Edward Lee 1936-5-9 2026 Sutter about 5 mi w Live Oak (on the ne side of Marysville Buttes); Marysville Buttes 30 Comment
  SEINET10499799  Plantago coronopus Lowell Ahart 1983-5-4 Ahart 3950 Sutter Along edge of Pass Rd, ca. 4 mi w of Kellogg Rd, Sutter Buttes. Valley Grassland. West of Marysville. 50 Comment
  UCD124387  Plantago coronopus Walt L. Anderson 1980-5-1 s.n. Sutter Dean Place, near North Butte, Sutter Buttes. 152 Comment
  CHSC42126  Plantago elongata Lowell Ahart 1984-4-19 4567 Sutter Along the edge of West Butte Road, about 1/8 mile north of the Sacramento Outing Club, Sutter Buttes. 32 Comment
  UC1746006  Plantago elongata Annetta M. Carter, Joe & Nesta Ewan, Edward Lee 1936-5-9 1178 Sutter 5 mi W of Live Oak; Marysville Buttes, North Butte 30 Comment
  SEINET10499803  Plantago elongata Lowell Ahart 1984-4-19 Ahart 4567 Sutter Along West Butte Road, ca. 1.8 mile N of Sacramento Outing Club, Sutter Buttes, west of Marysville. Valley Grassland; 35 m. 35 Comment
  CHSC12048  Plantago erecta K. J. Hislop 1970-3-23 110 Sutter Found on dry, open slope, ca. 250 yds. ne of Cole House, Moore Canyon, Sutter Buttes. 121 Comment
  CHSC35309  Plantago erecta L. Ahart 1982-3-20 3255 Sutter Near the foot of North Buttes, n of Dean Cabin, Dean Ranch, Sutter Buttes. 350 Comment
  JEPS6439  Plantago erecta W. L. Jepson 1891-4-20 Sutter Buttes Marysville Buttes Region Comment
  UC1125622  Plantago erecta H. S. Yates 1934-3-11 3695 Sutter 2 mi n Union School; Marysville Quad. 30 Comment
  UC1125623  Plantago erecta A. E. Wieslander 1934-3-11 378 Sutter 2 mi n Union School; Marysville Quad. 30 Comment
  UC138876  Plantago erecta A. A. Heller 1905-3-21 7565 Sutter Marysville Comment
  RSA122636  Plantago erecta H. S. Yates 1934-3-11 3695 -8 Sutter 2 miles north of Union School. 30 Comment
  CHSC40641  Plantago lanceolata Lowell Ahart 1985-10-19 5221 Sutter About 50 yards west of the Dean Cabin, Dean Ranch, Sutter Buttes. 274 Comment
  SD197850  Platanus acerifolia G. K. Helmkamp, E. A. Helmkamp 2008-10-6 14220 Sutter Sacramento Valley: Pass Road, south side of Sutter Buttes, 4.7 miles west of Sutter. 56 Comment
  UCR201774  Platanus acerifolia George K. Helmkamp, E. A. Helmkamp 2008-10-6 14220 Sutter Sacramento Valley, Pass Road, south side of Sutter Buttes, 4.7 miles west of Sutter 56 Comment
  UC1126492  Platystemon californicus G. E. Sindel 1934-3-30 43 Sutter 1.5 mi n and 3.5 mi e Union School; Marysville Buttes Quad. Comment
  UC567000  Platystemon californicus F. W. Embree 1934-3-22 24 Sutter one mi s, 2 1/2 mi e South Butte; Marysville Quad., e of South Butte 198 Comment
  CAS-BOT-BC92130  Platystemon californicus Lowell Ahart; G. DeNevers 1977-4-10 s.n. Sutter On west side of South Buttes, Sutter Buttes. 500 Comment
  CAS-BOT-BC92131  Platystemon californicus Lowell Ahart 1982-4-17 3284 Sutter Northwest of Dean Cabin, Dean Ranch, Sutter Buttes. A little east of the west fence line. 350 Comment
  CAS-BOT-BC92132  Platystemon californicus A. A. Heller 1914-4-1 11246 Sutter Northeast base of Marysville Buttes. Comment
  CAS-BOT-BC92137  Platystemon californicus Beecher Crampton 1962-4-17 6185 Sutter 0.5 miles east Pennington 7 miles west of Live Oak. Comment
  UC50133  Platystemon californicus W. L. Jepson 1891-4-20 Sutter Sutter Plains Comment
  UC1120053  Plectritis ciliosa subsp. insignis F. W. Embree 1934-3-28 29 Sutter 3 mi n and 1/4 mi s of West Butte 91 Comment
  CHSC47515  Plectritis macrocera Lowell Ahart 1981-4-6 2738 Sutter Sutter Buttes, South Butte. East of the outcropping which is near the old homestead. 335 Comment
  JEPS5121  Plectritis macrocera W. L. Jepson 1891-4-20 Sutter near South Peak (Region of the Marysville Buttes); Marysville Buttes Comment
  SD122579  Plectritis macrocera Lowell Ahart 1984-5-21 4641 Sutter On South Butte, Sutter Buttes, west of Marysville, ca. 20 m N of where the road forks to radio towers 675 Comment
  SEINET10464984  Plectritis macrocera Lowell Ahart 1984-5-21 Ahart 4641 Sutter On South Butte, Sutter Buttes, west of Marysville; Foothill Woodland; 675 m. 675 Comment
  SEINET10840004  Plectritis macrocera Lowell Ahart 1983-9-4 Ahart 4370 Sutter Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 250 m. 250 Comment
  SEINET12328324  Plectritis macrocera Unknown 1984-1 4513 Sutter Myers Ranch, Sutter Buttes, W of Marysville, ca 0.25 mi W of Myers home 50 Comment
  UCD15303  Plectritis macrocera Margit Sands 1985-4-6 10 Sutter Sutter Buttes, Dean Place; 243 Comment
  POM296627  Poa Lyman Benson 1935-3-27 6347 Sutter Marysville Buttes (south side), Sacramento River Watershed. 91 Comment
  RSA0115748  Poa annua George K. Helmkamp, Amy Barnes 2014-3-21 22594 Sutter Sacramento Valley: along CA-20 (Colusa Hwy), 1.3 miles west of its junction with Acacia Ave., 1.7 air mi. SW of Sutter. 13 Comment
  UCD90290  Poa annua A. A. Beetle 1945-4-15 3864 Sutter 6 miles SE of Sutter. Eastern base of Marysville Buttes. Comment
  UCR257552  Poa annua George K. Helmkamp, Amy Barnes 2014-3-21 22594 Sutter Sacramento Valley, along CA-20 (Colusa Hwy), 1.3 miles west of its junction with Acacia Ave., 1.7 air mi. SW of Sutter 13 Comment
  CAS-BOT-BC254914  Poa bulbosa Lowell Ahart 1982-4-23 3301 Sutter Near the fence and cow trails, W of Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CAS-BOT-BC254915  Poa bulbosa Peter H. Raven 1954-4-16 6610 Sutter Yuba City Comment
  CAS-BOT-BC255788  Poa infirma John H. Thomas 1981-4-20 20332 Sutter 1/2 - 3/4 miles eastward of Dean Place, Sutter Buttes 182 Comment
  UCD140603  Poa secunda Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7645 Sutter Sutter County; Sutter Buttes. Dean Ranch. South of North Butte. Western slope of Sunrise Ridge. 226 Comment
  UCD90373  Poa secunda A. A. Beetle 1945-4-15 3873 Sutter 6 miles SE of Sutter. Eastern base of Marysville Buttes. Comment
  UCD90382  Poa secunda A. A. Beetle 1946-4-8 4370 Sutter South Butte, Marysville Buttes. Comment
  CAS-BOT-BC243265  Poa secunda subsp. secunda P. B. Kennedy 1914-5-1 4756 Sutter Marysville Buttes Comment
  CAS-BOT-BC243267  Poa secunda subsp. secunda Lowell Ahart 1982-4-17 3282 Sutter Near the W fence line, NW of the Dean Cabin, Dean Ranch. Sutter Buttes 350 Comment
  CAS-BOT-BC243268  Poa secunda subsp. secunda Lowell Ahart 1981-4-6 2718 Sutter Near Pass Road, on the S side of South Butte, Sutter Buttes 65 Comment
  CHSC40456  Poa secunda subsp. secunda Lowell Ahart 1985-5-5 4902 Sutter South of the road, about 1 1/4 miles south-east of the Dean Cabin, about 3 1/4 miles north-west of Sutter, Sutter Buttes. 200 Comment
  UCD91668  Poa secunda subsp. secunda P. B. Kennedy 1914-5-1 4756 Sutter Marysville Buttes. Comment
  JEPS107743  Pogogyne douglasii Lowell Ahart, Jack Lindsay 2005-5-31 11837 Sutter In a large vernal pool, pasture, on the north side of the dirt private road, about 1/2 mile north of Malott Road, about 2 miles (air) northeast of Sutter 19 Comment
  UC1540452  Pogogyne douglasii Annetta Carter 1936-5-10 1190 Sutter Arm of the Sacramento Valley on east side of Marysville Buttes, four miles north of Sutter City 121 Comment
  UC588125  Pogogyne douglasii Annetta Carter 1936-5-10 1190 Sutter arm of the Sacramento Valley on east side of Marysville Buttes, four miles north of Sutter City 121 Comment
  UCD15594  Pogogyne douglasii Margit Sands 1985-4-27 41 Sutter Sutter Butte, on dirt road to Dean Place, north of first gate. 19 Comment
  CHSC41446  Pogogyne douglasii subsp. minor Lowell Ahart 1986-5-4 5253 Sutter Near the first gate to the Dean Ranch, about 1/2 mile north of the intersection of Mallott Road and Alf Road, about 2 miles north-east of Sutter, Sutter Buttes. 30 Comment
  CHSC39655  Pogogyne zizyphoroides Lowell Ahart 1983-5-14 4004 Sutter Along West Butte Road, about 1/8 mile north of the Sacramento Outing Club, Sutter Buttes. 35 Comment
  JEPS78706  Pogogyne zizyphoroides Edward Lee 1936-5-10 2127 Sutter about 4 mi n of Sutter (Foot of Maryville Buttes); Maryville Buttes Comment
  JEPS78707  Pogogyne zizyphoroides Edward Lee 1936-5-10 2127 Sutter about 4 miles North of Sutter, at Foot of Marysville Buttes. Comment
  SEINET10498990  Pogogyne zizyphoroides Lowell Ahart 1983-5-14 Ahart 4004 Sutter Along West Butte Rd, ca. 1/8 mi n of the Sacramento Outing Club, Sutter Buttes, w of Marysville. Valley Grassland; 35 m. 35 Comment
  SEINET10836965  Pogogyne zizyphoroides Lowell Ahart 1984-4-19 Ahart 4559 Sutter Along West Butte Road, ca. 1.8 mile N of Sacramento Outing Club, Sutter Buttes, west of Marysville. Valley Grassland; 35 m. 35 Comment
  CDA2834  Polygonum arenastrum L. Ahart 2000-8-29 8672 Sutter On the north side of Pass Road, Sutter Buttes, about 1 1/2 miles northwest of Sutter. Comment
  CHSC45855  Polygonum aviculare Lowell Ahart 1981-7-3 2886 Sutter Sutter Buttes, near the old gas well on the south side of the South Butte, along the edge of the dirt road. 91 Comment
  CHSC78527  Polygonum aviculare Lowell Ahart 2000-8-29 8672 Sutter On the north side of Pass Road, Sutter Buttes, about 1 1/2 miles northwest of Sutter. 51 Comment
  SD236381  Polygonum aviculare G. K. Helmkamp, E. A. Helmkamp 2008-10-6 14216 Sutter Sacramento Valley: South Butte Road 1.2 miles northwest of junction with CA-20 west of Yuba City. 22 Comment
  SEINET3856758 Image available Polygonum aviculare George K. Helmkamp, E. A. Helmkamp 2010-10-20 17036 Sutter Sacramento Valley: Pleasant Grove Road 0.1 mile N of the junction with Marcum Road, S of Nicolaus Ave., 2 miles SE of Trowbridge 17 Comment
  UCD140614  Polygonum aviculare Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7656 Sutter Sutter County; Sutter Buttes. Dean Ranch. Southwest of North Peak. 228 Comment
  UCR201760  Polygonum aviculare George K. Helmkamp, E. A. Helmkamp 2008-10-6 14216 Sutter Sacramento Valley, South Butte Road 1.2 miles northwest of junction with CA-20, west of Yuba City 23 Comment
  UCR230733  Polygonum aviculare George K. Helmkamp, E. A. Helmkamp 2010-10-20 17036 Sutter Sacramento Valley, Pleasant Grove Road 0.1 mile north of the junction with Marcum Road, S of Nicolaus Ave., 2 miles SE (105 deg. ) of Trowbridge 17 Comment
  UCD100043  Polygonum aviculare subsp. depressum G. K. Helmkamp; E. A. Helmkamp 2007-9-30 13037 Sutter Sacramento Valley: Sutter Buttes, 2.3 miles northwest of Sutter on Pass Road. 3 Comment
  CAS-BOT-BC414357  Polygonum californicum Lowell Ahart 1985-10-19 5222 Sutter About 1/8 mile west of the Dean Cabin, Dean Ranch, Sutter Buttes 304 Comment
  SEINET10479629  Polygonum californicum Lowell Ahart 1983-8-27 Ahart 4350 Sutter A little south of the Myers Ranch, ca. 1 mi south of the Myers home, Sutter Buttes, west of Marysville. Foothill Woodland; 50 m. 50 Comment
  SEINET10838763  Polygonum hydropiper Lowell Ahart 1985-10-19 Ahart 5210 Sutter Dean Ranch, Sutter Buttes. About 12 miles west of Marysville. Comment
  SEINET11934448  Polygonum hydropiper L. Ahart, Dean, M.; Sands, P. 1985-1 5210 Sutter Dean Ranch, Sutter Buttes About 12 mi W of Marysville. On pond sides about 1/8 mi SE from Dean Cabin 274 Comment
  CDA16245  Polygonum lapathifolium G. F. Hrusa, J. Hillard, D. Cunningham August 1998 14807 A Sutter Sacramento Valley; +- 3 mi E of Sutter Buttes, off Clark Rd. 0 Comment
  JEPS113022  Polygonum lapathifolium Dean W. Taylor 2000-8-8 17546 Sutter 1 miles NE of Robbins, along canal banks 0.5 miles E of Highway 113 on Varney Road 6 Comment
  CDA16924  Polygonum persicaria G. F. Hrusa, K. Kosta 2001-10-1 15991 Sutter Sacramento Valley; Just N of Yuba City. 0 Comment
  CDA25790  Polygonum persicaria G. K. Helmkamp, E. A. Helmkamp 2007-10-28 13120 Sutter Sacramento Valley; Along Nicolaus Road, 0.1 mile west of the Placer County line. Comment
  SEINET3237952 Image available Polygonum punctatum George K. Helmkamp, E. A. Helmkamp 2007-10-28 13121 Sutter Sacramento Valley; along Nicolaus Road, 0.1 mile west of the Placer County line. 12 Comment
  CAS-BOT-BC71853  Polypodium californicum Lowell Ahart 1981-4-13 2758 Sutter West of Dean Cabin, Sutter Buttes 350 Comment
  JEPS79485  Polypodium calirhiza Edward Lee with A. Carter, J. and N. Ewan 1936-5-9 2097 Sutter e side of N Butte; Marysville Buttes Comment
  CAS-BOT-BC233039  Polypogon interruptus Lowell Ahart 1986-5-24 5298 Sutter About 0.5 mile S of the Dean Cabin, Dean Ranch, about 3.25 miles NW of Sutter, Sutter Buttes 243 Comment
  SEINET10602404  Polypogon interruptus Lowell Ahart 1986-5-24 Ahart 5298 Sutter On damp soil on the bottom of a small wash that flows into the stream below the pond, about 1/2 mile south of the Dean Cabin, Dean Ranch, about 3 1/4 miles north-west of Sutter, Sutter Buttes. Foothill Woodland. 244 Comment
  SEINET10901855  Polypogon interruptus Lowell Ahart 1983-9-4 Ahart 4384 Sutter Southeast of the Dean Cabin, Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 250 m. 250 Comment
  CAS-BOT-BC232531  Polypogon maritimus Lowell Ahart 1982-5-30 3473 Sutter Ca. 0.25 miles W of Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CAS-BOT-BC237417  Polypogon monspeliensis Lowell Ahart 1977-5-19 1524 Sutter South Butte, Sutter Buttes 150 Comment
  CAS-BOT-BC237420  Polypogon monspeliensis Lowell Ahart 1980-6-21 2417 Sutter South Butte, Sutter Buttes Comment
  CAS-BOT-BC237418  Polypogon monspeliensis Lowell Ahart 1983-8-4 4262 Sutter On W side of South Butte, Sutter Buttes 60 Comment
  CAS-BOT-BC102404  Populus fremontii L. Ahart 1981-4-13 2773 Sutter awash about 1/8 mile north and a little west of the Dean Cabin, Sutter Buttes 350 Comment
  CAS-BOT-BC102405  Populus fremontii Lowell Ahart; Peter Sands; Margit Epperson; Kara Epperson 1981-3-14 2706 Sutter About 0.25 mile northwest of Dean Cabin, Dean Ranch, Sutter Buttes 350 Comment
  CHSC37165  Potamogeton diversifolius L. Ahart 1982-6-19 3608 Sutter In the gravel pit, ca. 1/2 mi s of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  SD149197  Potamogeton diversifolius Lowell Ahart 1982-6-19 3608 Sutter Myers Ranch, ca. 0.5 mi. SA of Meyers home. Sutter Buttes. Gravel pit 49 Comment
  UCD138269  Potamogeton diversifolius L. Ahart 1982-6-19 3608 Sutter ca. 1/2 mile south of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CAS-BOT-BC452164  Potamogeton diversifolius Lowell Ahart 1982-6-19 3608 Sutter Myers Ranch, ca. 0.5 mi. S of Myers home. Sutter Buttes. 50 Comment
  CDA34115  Potamogeton pusillus P. Hiatt 1979-9-13 Sutter Feather River below rapids. 0 Comment
  CHSC84370  Proboscidea louisianica subsp. louisianica Lowell Ahart 2003-8-15 10511 Sutter On the north side of Pass Road, near the gas pumps, Sutter Buttes, about 7 miles northwest of Sutter. 39 Comment
  JEPS104106  Proboscidea louisianica subsp. louisianica Lowell Ahart 2003-8-15 10511 Sutter On the n side of Pass Rd, near the gas pumps, Sutter Buttes, ca 7 mi nw of Sutter. 39 Comment
  UCD122131  Proboscidea louisianica subsp. louisianica R. N. Raynor 1939-10-8 s.n. Sutter Sutter Basin. Comment
  CDA6521  Proboscidea lutea L. Ahart 2003-9-12 10564 Sutter On the north side of Pass Road, near the deep wash, 150 yards east of the gas pumps, Sutter Buttes, about 7 miles northwest of Sutter. Comment
  SEINET10871298  Prunus avium Lowell Ahart 1984-3-10 Ahart 4504 Sutter Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 300 m. 300 Comment
  UCR188877  Prunus dulcis George K. Helmkamp, E. A. Helmkamp 2007-9-30 13040 Sutter Sacramento Valley, Sutter Buttes, 2.3 miles northwest of Sutter on Pass Road 70 Comment
  CHSC40327  Prunus virginiana var. demissa Lowell Ahart 1985-5-5 4916 Sutter Along a stream, along the road, Huff Canyon, about 3/4 mile west of the Dean Cabin, Dean Ranch, Sutter Buttes. 250 Comment
  CAS-BOT-BC356933  Pseudognaphalium californicum Lowell Ahart 1980-6-21 2427 Sutter South Butte, Sutter Buttes 350 Comment
  JEPS78840  Pseudognaphalium californicum Edward Lee 1936-5-10 2101 Sutter s slope of the North Butte; Marysville Buttes, North Butte Comment
  CAS-BOT-BC357172  Pseudognaphalium luteoalbum Lowell Ahart 1984-10-22 4819 Sutter On the south side of the South Butte, Sutter Buttes 150 Comment
  CAS-BOT-BC357176  Pseudognaphalium luteoalbum Lowell Ahart 1982-10-11 3871 Sutter Below the bridge on Pass Road, a little east of the Gas Compression Station, Sutter Buttes 50 Comment
  SEINET10475097  Psilocarphus brevissimus Lowell Ahart 1983-5-14 Ahart 3998 Sutter Along West Butte Rd, ca. 1/8 mi n of the Sacramento Outing Club, Sutter Buttes, w of Marysville. Valley Grassland; 35 m. 35 Comment
  CHSC39653  Psilocarphus brevissimus var. brevissimus Lowell Ahart 1983-5-14 3998 Sutter Along West Butte Road, about 1/8 mile north of the Sacramento Outing Club, Sutter Buttes. 35 Comment
  CAS-BOT-BC361864  Psilocarphus oregonus Lowell Ahart 1983-5-14 3999 Sutter Along West Butte Road, about 1/8 mile north of the Sacramento Outing Club, Sutter Buttes 35 Comment
  RSA325172  Psilocarphus oregonus L. Ahart 1984-4-19 4549 Sutter Along West Butte Road, ca. 1.8 mile N of Sacramento Outing Club, Sutter Buttes, west of Marysville. 35 Comment
  RSA443114  Ptelea baldwinii subsp. crenulata L. Ahart 1985-5-20 5023 Sutter S Butte, Sutter Buttes. About 12 miles W of Marysville. On the S side. 549 Comment
  CAS-BOT-BC148051  Ptelea crenulata D. K. Gillespie; J. W. Gillespie 1930-4-25 9243 Sutter Summit of South Butte, Marysville Buttes Comment
  CAS-BOT-BC148052  Ptelea crenulata H. H. Keifer 1928-5-2 s.n. Sutter North Peak, Marysville Buttes Comment
  CAS-BOT-BC148649  Ptelea crenulata A. A. Heller; H. E. Brown 1902-5-17 5564 Sutter Marysville Buttes Comment
  CAS-BOT-BC148650  Ptelea crenulata A. A. Heller; H. E. Brown 1902-5-17 5564 Sutter Marysville Buttes Comment
  CHSC40344  Ptelea crenulata Lowell Ahart 1985-5-20 5023 Sutter South of the lower radio tower, north of the road, on the south side of the South Butte, Sutter Buttes. 548 Comment
  CHSC46500  Ptelea crenulata Lowell Ahart 1981-5-18 2818 Sutter Near the top of the South Butte, Sutter Buttes. 609 Comment
  JEPS40174  Ptelea crenulata Joseph Andorfer Ewan and Nesta Ewan 1936-5-10 9634 Sutter saddle to e South Butte (saddle between summit South Butte (2128 ft) and somewhat lower Pyramid Peak to e) Comment
  JEPS78857  Ptelea crenulata Edward Lee 1936-5-10 2151 Sutter very summit and vicinity South Butte; Marysville Buttes Comment
  UC1745600  Ptelea crenulata Annetta M. Carter, Galen Smith, Mary Barnas 1951-4-1 3039 Sutter Ca. 1/2 way down W face of South Butte (below main peak). Sutter Buttes. Comment
  UC496321  Ptelea crenulata D. K. and J. W. Gillespie 1930-4-25 9243 Sutter summit of South Butte; Marysville Buttes Comment
  UC762194  Ptelea crenulata Joseph Andorfer Ewan and Nesta Ewan 1936-5-10 9634 Sutter e of South Butte Peak (saddle between summit of South Butte Peak (2128 ft) and somewhat lower Pyramid Peak to e) Comment
  UCD116920  Ptelea crenulata George F. Hrusa 1990-4-4 7662 Sutter Sutter Buttes. North Butte. Comment
  CAS-BOT-BC421379  Pterostegia drymarioides Roxana S. Ferris 1917-4-18 653 Sutter Marysville Buttes 121 Comment
  CHSC40782  Pterostegia drymarioides Lowell Ahart 1985-5-5 4897 Sutter On the protected sides of a steep bank along a small wash, east of the road, about 2 miles south-east of the Dean cabin, about 2 miles north of Sutter, Sutter Buttes. 100 Comment
  CHSC42494  Pterostegia drymarioides Lowell Ahart 1977-4-10 1278 Sutter On the south side of the South Butte, Sutter Buttes. Around and under large rocks. 457 Comment
  UCD140591  Pterostegia drymarioides Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7633 Sutter Sutter County; Sutter Buttes. Dean Ranch. South of North Butte. Western slope of Sunrise Ridge. 261 Comment
  CAS-BOT-BC421134  Pterostegia drymarioides Lowell Ahart 1985-5-5 4897 Sutter East of the road, about 2 miles south-east of the Dean Cabin, about 2 miles north of Sutter, Sutter Buttes 100 Comment
  UCD100920  Pterostegia drymarioides George F. Hrusa 1990-4-4 7656 Sutter S and SE side of North Butte. 300 Comment
  UCD100928  Pterostegia drymarioides P. B. Kennedy 1929-5-5 s.n. Sutter Marysville Buttes. Comment
  CHSC40640  Quercus Lowell Ahart 1985-10-19 5219 Sutter Along the dirt road and near the small stream, about 1/2 mile west of the Dean Cabin, Dean Ranch, Sutter Buttes. 304 Comment
  CHSC46733  Quercus berberidifolia Lowell Ahart 1981-7-3 2900 Sutter On the north side of the South Butte, Sutter Buttes. 548 Comment
  UC1135514  Quercus berberidifolia F. W. Embree 1934-4-10 36 Sutter 1.5 mi s and .33 mi w North Butte; Marysville Buttes 396 Comment
  CAS-BOT-BC62810  Quercus douglasii John Thomas Howell 1981-10-14 54630 Sutter Oak Hill Ranch, south side of Sutter Buttes Comment
  RSA134793  Quercus douglasii Percy C. Everett, E. K. Balls 1959-10-20 23903 Sutter Pennington, north of Marysville Buttes 27 Comment
  UCD140608  Quercus douglasii Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7650 Sutter Sutter County; Sutter Buttes. Dean Ranch. Southwest of North Peak. 228 Comment
  UCD63219  Quercus douglasii G. K. Helmkamp; E. A. Helmkamp 2007-9-30 13039 Sutter Sacramento Valley. Sutter Buttes, 2.3 miles NW of Sutter on Pass Road. 70 Comment
  UCR188879  Quercus douglasii George K. Helmkamp, E. A. Helmkamp 2007-9-30 13039 Sutter Sacramento Valley, Sutter Buttes, 2.3 miles northwest of Sutter on Pass Road 70 Comment
  SEINET10477871  Quercus dumosa Lowell Ahart 1983-9-4 Ahart 4392 Sutter Ca. 1/2 mi NW of the Dean Cabin, Dean Ranch, Sutter Buttes, W of Marysville. Foothill Woodland; 300 m. 300 Comment
  CAS-BOT-BC62811  Quercus lobata John H. Thomas 1981-4-20 20414 Sutter Sutter Butes. Huff Canyon - North Butte area 304 Comment
  UCD61310  Quercus lobata G. K. Helmkamp; E. A. Helmkamp 2007-9-30 13038 Sutter Sacramento Valley. Sutter Buttes, 2.3 miles NW of Sutter on Pass Road. 70 Comment
  UCR188880  Quercus lobata George K. Helmkamp, E. A. Helmkamp 2007-9-30 13038 Sutter Sacramento Valley, Sutter Buttes, 2.3 miles northwest of Sutter on Pass Road 70 Comment
  UCR201773  Quercus lobata George K. Helmkamp, E. A. Helmkamp 2008-10-6 14221 Sutter Sacramento Valley, Pass Road, south side of Sutter Buttes, 4.7 miles west of Sutter 56 Comment
  CAS-BOT-BC134871  Quercus wislizeni Roxana S. Ferris 1917-4-18 687 Sutter Hillside. Marysville Buttes 152 Comment
  CAS-BOT-BC134872  Quercus wislizeni A. A. Heller 1915-4-3 11796 Sutter Summit of South Butte, Marysville Buttes 609 Comment
  CHSC14090  Quercus wislizeni L. V. Ritter 1969-4-4 115 Sutter .8 mi. s Pennel Road. Ca. 2 mi. n of Sutter Buttes, Foothill area of Buttes. Comment
  JEPS78709  Quercus wislizeni var. frutescens Edward Lee 1936-5-10 2140 Sutter the very summit and vicinity South Butte; Marysville Butte Comment
  JEPS37997  Quercus wislizeni var. wislizeni W. L. Jepson 1891-4-20 Sutter lower slopes of South Peak Marysville Buttes Region, South Peak Comment
  CHSC46967  Rafinesquia californica Lowell Ahart 1981-5-18 2817 Sutter Near the top of the South Butte, Sutter Buttes. On the top of a road cut, west of the lower radio tower. 609 Comment
  UC767501  Ranunculus bonariensis var. trisepalus Robert F. Hoover 1936-5-20 1147 Sutter Pleasant Grove Comment
  UC725544  Ranunculus canus A. A. Heller 1941-4-23 16075 Sutter s side of West Butte road Marysville Buttes Comment
  POM268453  Ranunculus canus var. laetus Lyman Benson 1935-3-27 6352 Sutter Marysville Buttes (south side). 91 Comment
  CHSC36241  Ranunculus hebecarpus L. Ahart 1982-4-23 3343 Sutter On sides of a small [sic.] ca. 1/4 mi w of Myers home, Myers Ranch, sutter Buttes. 50 Comment
  JEPS55083  Ranunculus hebecarpus W. L. Jepson 1891-4-20 Sutter South Peak Region of the Marysville Buttes (lower canyon sides) Comment
  UC1126187  Ranunculus hebecarpus F. W. Embree 1934-3-26 26 Sutter 2 3/4 mi n West Butte; Marysville Buttes Quadrangle Comment
  UC1126214  Ranunculus muricatus G. E. Sindel 1934-3-30 36 Sutter 1/2 mi sw North Butte; Marysville Quadrangle Comment
  UC540367  Ranunculus muricatus G. E. Sindel 1934-3-30 Sutter one-half mi sw North Butte; Marysville Buttes 228 Comment
  UC767497  Ranunculus muricatus R. F. Hoover 1937-5-18 2225 Sutter Pleasant Grove Comment
  JEPS54977  Ranunculus occidentalis W. L. Jepson 1891-4-20 Sutter Sutter plains Region of the Marysville Buttes Comment
  UC9431  Ranunculus occidentalis W. L. Jepson 1891-4-20 Sutter Sutter Plains Comment
  SEINET10535981  Ranunculus occidentalis var. eisenii Lowell Ahart 1983-9-4 Ahart 4367 Sutter Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 250 m. 250 Comment
  RSA747028  Raphanus sativus George K. Helmkamp, E. A. Helmkamp 2007-9-30 13049 Sutter Sacramento Ave. on the east side of CA-99, junction 1.4 miles north of the Feather River 21 Comment
  SEINET1908713  Raphanus sativus G. K. Helmkamp, E. A. Helmkamp 2008-1 13137 Sutter Sacramento Valley: Sutter Basin; Junction of CA-20 and South Butte Rd. west of Yuba City 19 Comment
  UCD140635  Raphanus sativus Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7676 Sutter Sutter County; Sutter Buttes. Dean Ranch. Along undeveloped road between Willaston Flat and residence. 211 Comment
  UCR235280  Raphanus sativus George K. Helmkamp, E. A. Helmkamp 2011-11-28 18490 Sutter Sacramento Valley, Worth Road, 0.2 mile east of its junction with Garden Highway, 4 miles southwest of Nicolaus 14 Comment
  UCR237465  Raphanus sativus George K. Helmkamp, E. A. Helmkamp 2012-2-23 18565 Sutter Sacramento Valley, east end of Kirkville Road at the west edge of Sutter Bypass Causeway 15 Comment
  UCR249547  Raphanus sativus George K. Helmkamp 2013-3-1 20144 Sutter Sacramento Valley, Sacramento River levee along Cranmore Road, 0.7 mile south of Seymour Road via an unnamed road, 2 miles due west of Robbins 7 Comment
  UCR249930  Raphanus sativus George K. Helmkamp 2013-3-9 20162 Sutter Northern Sancramento Valley, North Butte Road, 0.2 mile east of its junction with West Butte Road, NW foot of Sutter Buttes 26 Comment
  CAS-BOT-BC74237  Raphanus sativus Lowell Ahart 1982-4-24 3354 Sutter Near the dirt road that leads to the gravel pit, about 0.25 mile southwest of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CHSC40678  Rhamnus californica subsp. tomentella Lowell Ahart 1985-10-19 5215 Sutter Sutter Buttes, Dean Ranch, about 1/2 mile north of the Dean Cabin, about 300 feet north-east of Little North Butte. 320 Comment
  CAS-BOT-BC59402  Rhamnus ilicifolia A. A. Heller 1914-5-6 11360 Sutter Marysville Buttes Comment
  CAS-BOT-BC59406  Rhamnus ilicifolia D. K. Gillespie; J. W. Gillespie 1930-4-25 9248 Sutter Summit of South Butte Marysville Buttes Comment
  CAS-BOT-BC59407  Rhamnus ilicifolia Rimo Bacigalupi 1933-4-23 2238 Sutter Small creek at north base of North Butte, Marysville Buttes Comment
  CAS-BOT-BC59409  Rhamnus ilicifolia C. B. Wolf 1982-5-30 3508 Sutter Sutter Buttes, Myeers Ranch, about 3/4 mile south and a little west of the Myers home, near the south fence line. 50 Comment
  JEPS78810  Rhamnus ilicifolia Edward Lee 1936-5-10 2142 Sutter vicinity South Butte (the very summit and vicinity South Butte); Marysville Butte Comment
  UCD140632  Rhamnus ilicifolia Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7673 Sutter Sutter County; Sutter Buttes. Dean Ranch. Along undeveloped road between Willaston Flat and residence. 211 Comment
  CAS-BOT-BC59405  Rhamnus ilicifolia H. F. Copeland 1931-4-7 1420 Sutter Prison reserve near Folsom Comment
  CDA29436  Rhamnus tomentella M. K. Beyers 2009-5-9 39 Sutter The Sutter Buttes; Dean Ranch; ca. 30 yards northwest of the end rock of manmade rock wall (the closest to the cattle watering hole). 0 Comment
  CHSC37319  Rhamnus tomentella subsp. tomentella L. Ahart 1982-5-30 3518 Sutter Sutter Buttes, Myers Ranch, s of Myers home ca. 3/4 mi., along a small wash at south fence line. 50 Comment
  CHSC46508  Rhamnus tomentella subsp. tomentella Lowell Ahart 1981-7-3 2894 Sutter Sutter Buttes, south side of the South Butte, on the side of a small wash, east of the old gas well. 91 Comment
  JEPS106006  Rhamnus tomentella subsp. tomentella Lowell Ahart 2004-5-29 10979 Sutter Mountainside, on the west side of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter 551 Comment
  JEPS79392  Rhamnus tomentella subsp. tomentella Edward Lee with A. Carter, J. and N. Ewan 1936-5-9 2092 Sutter e side North Butte; Marysville Buttes, e side of North Butte Comment
  JEPS78845  Rhus trilobata Edward Lee 1936-5-10 2109 Sutter North Butte, Marysville Buttes North Butte, Marysville Buttes, near the summit, s side (near the summit, s side) Comment
  CAS-BOT-BC212259  Ribes quercetorum Lowell Ahart 1982-3-6 3247 Sutter On the east side and almost near the top of Old Man, about 1/2 mile south of teh Dean Cabin, Dean Ranch, Sutter Buttes 500 Comment
  CHSC42041  Ribes quercetorum Lowell Ahart 1986-5-24 5293 Sutter Near the rock wall on the top of the ridge, near the south-east corner of the Dean Ranch, east of the cliffs, about 3 1/2 miles north-west of Sutter, Sutter Buttes. 304 Comment
  JEPS88770  Rigiopappus leptocladus W. L. Jepson 1891-4-20 Sutter at Marysville Buttes; region of Marysville Buttes Comment
  CDA13709  Rorippa curvisiliqua G. F. Hrusa, J. Glazner 1997-4-15 13675 Sutter Central Valley; Immediately W of Sutter Bypass off Hughes Rd. S. of Yuba City and Sutter Nat. Wildlife Refuge. W of E Township Rd. Comment
  JEPS53858  Rorippa curvisiliqua W. L. Jepson 1891-4-20 13377 Sutter near Yuba City (Marysville Buttes); , near Yuba City Comment
  JEPS53866  Rorippa curvisiliqua W. L. Jepson 1891-4-20 13376 Sutter Star Bend Marysville Buttes, , Star Bend (Feather River) Comment
  UCR115058  Rorippa curvisiliqua G. Fred Hrusa, J. Glazner 1997-4-15 13675 Sutter Central Valley, Immediately west of Sutter Bypass off Hughes Road. south of Yuba City and Sutter National Wildlife Refuge. west of Township Road. 14 Comment
  CHSC47385  Rorippa nasturtium-aquaticum Lowell Ahart 1984-8-3 4771 Sutter On the bottom of a stream, on the south side of the South Buttes, Sutter Buttes. 152 Comment
  UCR249583  Rorippa palustris George K. Helmkamp, Amy Barnes 2013-3-28 20273 Sutter Sacramento Valley, Hageman Road just south of its junction with CA-20, east of Meridian 17 Comment
  CAS-BOT-BC175663  Rosa multiflora G. K. Helmkamp; E. A. Helmkamp 2007-10-28 13115 Sutter Sacramento Valley: along Nicolaus Road, 0.1 mile west of the Placer County line 12 Comment
  UC1191555  Rotala ramosior Malcolm A. Nobs, S. Galen Smith 1949-7-29 1094 Sutter just s of Marysville (Sutter Bypass); Sutter Bypass Comment
  UCD170002  Rotala ramosior G. F. Hrusa; J. Hillard, D. Cunningham 1998-1 14796 Sutter About 3 mi E of Sutter Buttes, off Clark Rd. Comment
  CHSC87369  Rubus armeniacus Lowell Ahart 2004-5-2 10823 Sutter At the small seep, west of the old homestead at the large rock outcrop, on the southwest side of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter. 260 Comment
  SEINET10904128  Rubus armeniacus Lowell Ahart 1984-5-21 Ahart 4617 Sutter At the old homestead on the south side of South Butte, Sutter Buttes, west of Marysville; Foothill Woodland; 400 m. 400 Comment
  CAS-BOT-BC156653  Rubus bifrons Lowell Ahart 1984-5-21 4617 Sutter At the old homestead on the south side of the South Butte, Sutter Buttes 400 Comment
  CAS-BOT-BC156654  Rubus bifrons Lowell Ahart 1981-7-3 2903 Sutter Near the old homestead on the south side of the South Butte, Sutter Buttes 350 Comment
  CAS-BOT-BC158714  Rubus ulmifolius Lowell Ahart 1980-6-21 2425 Sutter South Butte, Sutter Buttes 350 Comment
  UCR249579  Rubus ursinus George K. Helmkamp, Amy Barnes 2013-3-28 20277 Sutter Sacramento Valley, Hageman Road just south of its junction with CA-20, east of Meridian 17 Comment
  CAS-BOT-BC416366  Rumex californicus Lowell Ahart 1984-5-21 4619 Sutter At the old homestead on the south side of the South Butte, Sutter Buttes 400 Comment
  SD122530  Rumex californicus Lowell Ahart 1984-5-21 4619 Sutter along edges of small stream at the old homestead on the south side of South Butte, Sutter Buttes, west of Marysville 399 Comment
  SEINET10479811  Rumex californicus Lowell Ahart 1984-5-21 Ahart 4619 Sutter At the old homestead on the south side of South Butte, Sutter Buttes, west of Marysville; Foothill Woodland; 400 m. 400 Comment
  CAS-BOT-BC421727  Rumex conglomeratus Lowell Ahart 1982-6-19 3596 Sutter About 3/4 mile south of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CAS-BOT-BC421728  Rumex conglomeratus Lowell Ahart 1980-6-21 2424 Sutter South Butte, Sutter Buttes 60 Comment
  UC1070555  Rumex crispus P. L. Johannsen 1935-5-26 675 Sutter 4.3 mi s South Butte; Sutter National Forest, Marysville Quad. 15 Comment
  UCR233111A  Rumex crispus George K. Helmkamp, E. A. Helmkamp 2011-5-12 17286 Sutter Sacramento Valley, junction of Nicolaus Road and Pleasant Grove Road, 2 miles ESE (97 deg. ) of Trowbridge 16 Comment
  CAS-BOT-BC421606  Rumex crispus Lowell Ahart 1977-5-19 s.n. Sutter South Butte, Sutter Buttes. 200 Comment
  SEINET4560819  Rumex pulcher George K. Helmkamp, E. A. Helmkamp 2011-1 17285 Sutter Sacramento Valley: junction of Nicolaus Road and Pleasant Grove Road, 2 miles ESE (97 degrees) of Trowbridge. 16 Comment
  CAS-BOT-BC433852  Rumex pulcher Lowell Ahart 1982-5-30 3519 Sutter About 3/4 mile south of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CHSC46012  Rumex salicifolius Lowell Ahart 1981-7-3 2905 Sutter Near the small stream, near the old homestead and near the rock pile, on the south side of the South Butte, Sutter Buttes. 335 Comment
  CAS-BOT-BC433869  Rumex salicifolius Lowell Ahart 1985-5-20 5014 Sutter About 3/4 mile north-east of the old gas well, on the south side of the South Butte, Sutter Buttes 300 Comment
  CHSC40781  Rumex salicifolius var. salicifolius Lowell Ahart 1985-5-20 5014 Sutter On the bottom of a small dry stream, about 3/4 mile north-east of the old gas well, on the south side of the South Butte, Sutter Buttes. 274 Comment
  RSA795533  Rumex salicifolius var. triangulivalvis L. Ahart 2004-5-29 10965 Sutter Rocky slope above a very steep (cliffs) draw, about 300 yards south of the fence on the northwest side of the South Butte, Suttler Buttes, about 5 air miles northwest of Sutter. 305 Comment
  CDA2397  Saccharum ravennae G. D. Barbe, T. C. Fuller 1975-2-21 2003 Sutter On south levee of Yankee Slough at Warren Road, 3 miles east of Highway 70, Rio Oso. 0 Comment
  CDA16227  Sagittaria latifolia G. F. Hrusa, J. Hillard, D. Cunningham August 1998 14804 Sutter Sacramento Valley; Rice fields with cultivated crops and weeds, +- 3 mi E of Sutter Buttes, off Clark Rd. Same as 14799, but much larger and not in heavily fertilized area. Flwrs white. 0 Comment
  JEPS19804  Sagittaria latifolia Rimo Bacigalupi with S. Galen Smith 1957-6-29 6016 Sutter along State Highway 24 just one-half mi s Sutter By-Pass Causeway (Sacramento Valley); Sacramento Valley 7 Comment
  JEPS19805  Sagittaria latifolia Rimo Bacigalupi with S. Galen Smith 1957-6-29 6015 Sutter just one-half mi s Sutter By-Pass Causeway; Sacramento Valley 7 Comment
  UC1755107  Sagittaria longiloba Dean W. Taylor 2000-8-8 17544 Sutter 1 miles NE of Robbins, along canal banks 0.5 miles E of Highway 113 on Varney Road 6 Comment
  UC767557  Sagittaria longiloba R. F. Hoover 1940-9-15 4600 Sutter Robbins Comment
  UC935717  Sagittaria longiloba Malcolm A. Nobs and S. Galen Smith 1949-7-25 1224 Sutter 2 mi e Robbins Comment
  CAS-BOT-BC445793  Sagittaria longiloba Lowell Ahart 1982-6-20 3647 Sutter Near the first gate to the Dean Ranch, Sutter Buttes 35 Comment
  UC985941  Sagittaria montevidensis subsp. calycina Malcolm A. Nobs and S. Galen Smith 1949-7-29 1100 Sutter Sutter bypass just s Marysville Comment
  CAS-BOT-BC103037  Salix bonplandiana Roxana S. Ferris 1926-4-22 6392 Sutter stream western base of Marysville Buttes Comment
  CAS-BOT-BC103038  Salix bonplandiana Roxana S. Ferris 1917-4-18 643 Sutter Marysville Buttes 121 Comment
  CAS-BOT-BC103066  Salix bonplandiana L. Ahart 1981-4-6 2720 Sutter on the south side of the South Butte, Sutter Buttes 150 Comment
  SEINET5729968 Image available Salix exigua Lowell Ahart 1985-1 5015 Sutter South Butte, Sutter Buttes, about 12 mi. W of Marysville. On the S side.; South Butte 274 Comment
  CHSC40343  Salix exigua var. hindsiana Lowell Ahart 1985-5-20 5015 Sutter About 3/4 mile north-east of the old gas well, on the south side of the South Butte, Sutter Buttes. 274 Comment
  UC75012  Salix exigua var. hindsiana Dr. E. B. Copeland 1903-5-30 3264 Sutter bank of Sacramento R. Sacramento R. Comment
  CAS-BOT-BC107828  Salix gooddingii Lowell Ahart 1977-4-5 913 Sutter South Butte, Sutter Buttes - Sierra Nevada 200 Comment
  CAS-BOT-BC107855  Salix gooddingii Gordon H. True 1971-4-8 6440 Sutter Valley Grassland on Township Road ca. 5 miles southwest of Yuba City 18 Comment
  CHSC101115  Salix gooddingii L. P. Janeway 2009-3-30 9701 Sutter Sacramento Valley. Pumping Station on east side of the eastern levee of Sutter bypass; about 14.7 km southeast of Yuba City. Open disturbed flats on northeast side of the Pumping Station. 9 Comment
  CAS-BOT-BC104128  Salix hindsiana Lowell Ahart 1985-5-20 5015 Sutter about 3/4 mile north-east of the old gas well, on the south side of the South Butte, Sutter Buttes 300 Comment
  JEPS38390  Salix laevigata W. L. Jepson 1891-4-20 33 s Sutter region of Marysville Buttes Butte Pass Comment
  UC1134945  Salix laevigata H. S. Yates 1934-3-11 3660 Sutter 2 mi n.e. North Butte; Marysville Quad. Comment
  UC437381  Salix laevigata W. P. Taylor 1912-4-4 Sutter n.w. of Sutter; Marysville Buttes Comment
  CAS-BOT-BC125154  Salix lasiandra var. lasiandra A. A. Heller 1902-5-17 5566 Sutter Marysville Buttes Comment
  RSA0036009  Salix lasiolepis George K. Helmkamp 2013-3-9 20160 Sutter North Butte Road, 0.4 mile west of its junction with West Butte Road, NW foot of Sutter Buttes 24 Comment
  UC144308  Salix lasiolepis A. A. Heller 1905-3-21 7559 Sutter Marysville Comment
  UCD111599  Salix lasiolepis Beecher Crampton 1976-3-9 9353 Sutter North of Verona, levee of the Feather River. Comment
  UCD111652  Salix lasiolepis W. W. Robbins; S. W. Winters Date unknown 775 Sutter Sutter Basin. Comment
  UCD34070  Salix lasiolepis Beecher Crampton 1976-3-9 9354 Sutter Sutter County, north of Verona, Garden Hwy. jct. with Worth road. Comment
  SBBG129056  Salix lasiolepis G. K. Helmkamp 2013-3-9 20160 Sutter N Butte Rd, 0.4 mi W of its jct with W Butte Rd, NW foot of Sutter Buttes 24 Comment
  UCD99424  Salsola tragus P. B. Kennedy 1920-5-13 s.n. Sutter Yuba City. Comment
  CHSC51231  Salvia columbariae Lowell Ahart 1977-4-5 1260 Sutter On the west side of the South Butte, Sutter Buttes. 457 Comment
  CHSC51232  Salvia columbariae Lowell Ahart 1977-4-10 1285 Sutter On the west side of the South Butte, Sutter Buttes. 457 Comment
  JEPS62654  Salvia columbariae W. L. Jepson 1891-4-20 14943 Sutter Summit of South Butte; Marysville Buttes Region Comment
  JEPS79395  Sanicula bipinnata Edward Lee with A. Carter, J. and N. Ewan 1936-5-9 2070 Sutter North Butte Marysville Buttes (e side, streamside) Comment
  UC567001  Sanicula bipinnata F. W. Embree 1934-3-22 23 Sutter 1 mi s and 2 1/2 mi e of South Butte 271 Comment
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May 17 2012
  UCD140569  Sanicula bipinnata Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7611 Sutter Sutter County; Sutter Buttes. Dean Ranch. Southeast of North Butte. Top of Sunrise Ridge. 272 Comment
  CAS-BOT-BC223230  Sanicula bipinnatifida Roxana S. Ferris 1917-4-18 661 Sutter Marysville Buttes 121 Comment
  UC1123169  Sanicula bipinnatifida H. S. Yates 1934-3-11 3687 Sutter 1 mi sw of Union School 22 Comment
  SEINET12121562  Sanicula bipinnatifida Unknown 1984-1 4507 Sutter Myers Ranch, Sutter Buttes, W of Marysville, ca 0.25 mi W of Myers home 50 Comment
  UCD127639  Sanicula bipinnatifida George F. Hrusa 1990-4-4 7627 Sutter on E and SE side of summit of North Butte. 350 Comment
  UC1022475  Sanicula crassicaulis C. Ritchie Bell, Lawrence Heckard April 1952 3 X395 Sutter w of Maryville (South Butte (Sutters Buttes)); South Butte Comment
  UCD128050  Sanicula tuberosa George F. Hrusa 1990-4-4 7652 Sutter south side of North Buttewith. 200 Comment
  UC1127649  Saxifraga californica A. E. Wieslander 1934-3-11 383 Sutter 1 mi ne of North Butte 121 Comment
  UC11763  Saxifraga californica W. L. Jepson 1891-4-20 Sutter The Buttes; Region of the Marysville Buttes, The Buttes Comment
  UCD65888  Schedonorus arundinaceus Beecher Crampton 1957-5-14 4017 Sutter Robbins. Comment
  SEINET9759916 Image available Schoenoplectus acutus Richard Carter 2006-7-31 Sutter ca. 9 airmiles WNW Sutter, jct. Pass Rd (N Meridian Rd) and Mawson Rd, ca. 0.3 mi W Butte Slough Comment
  SD134085  Schoenoplectus acutus John Thomas Howell 1975-7-21 51328 Sutter Along canal near south end of Sutter Causeway. Comment
  CAS-BOT-BC111440  Schoenoplectus acutus var. occidentalis Herbert L. Mason 1945-9-18 12700 Sutter Margins of pools on overflow lands of Sutter by-pass near bridge on Yuba City-Knight's Landing Hwy. Comment
  UCD170001  Schoenoplectus mucronatus G. F. Hrusa; J. Hillard, D. Cunningham 1998-1 14801 Sutter About 3 mi E of Sutter Buttes, off Clark Rd. Comment
  UC1100680  Scirpus acutus var. occidentalis Herbert L. Mason 1945-9-18 12700 Sutter margins of pools on overflow lands of Sutter By-pass near bridge of Yuba City- Knight's Landing Highway; overflow lands of Sutter By-pass Comment
  UC1100858  Scirpus maritimus Herbert L. Mason 1945-9-18 12711 Sutter Pennington Road between Live Oak and Pennington; between Live Oak and Pennington Comment
  CAS-BOT-BC240037  Scribneria bolanderi Beecher Crampton 1962-4-17 6191 Sutter 4 miles west of Pennington, junction North Butte and West Butte Roads Comment
  CAS-BOT-BC240038  Scribneria bolanderi Lowell Ahart 1982-4-23 3339 Sutter Ca. 0.25 mi. W of the Myers home, Myers Ranch. Sutter Buttes 50 Comment
  CHSC40462  Scribneria bolanderi Lowell Ahart 1985-5-5 4905 Sutter Along the edge of the road, about 3/4 mile south-east of the Dean Cabin, Dean Ranch, about 3 1/2 miles north-west of Sutter, Sutter Buttes. 200 Comment
  UCD37822  Scribneria bolanderi Beecher Crampton 1962-4-17 6191 Sutter Sutter County, 4 miles west of Pennington, at junction of North Butte and West Butte Roads, northwest of Sutter Buttes. Comment
  UC1125692  Scrophularia californica G. E. Sindel 1934-4-10 58 Sutter w slope North Butte; Marysville Quadrangle, Marysville Buttes Comment
  JEPS78842  Scrophularia californica subsp. floribunda Edward Lee 1936-5-10 2103 Sutter s slope on ascent to summit North Butte; Marysville Butt<es> Comment
  JEPS62881  Scutellaria siphocampyloides Joseph Andorfer Ewan and Nesta Ewan 1936-5-9 9560 Sutter Marysville Buttes, Worth Butte road from east Marysville Buttes 152 Comment
  JEPS78811  Scutellaria siphocampyloides Edward Lee 1936-5-9 2049 Sutter se of North Butte Road to North Butte Foothills (Marysville Buttes); Marysville Buttes Comment
  JEPS78812  Scutellaria siphocampyloides Edward Lee 1936-5-9 2049 Sutter se of North Butte Road to North Butte Foothills (Marysville Buttes); Marysville Buttes Comment
  UC1124900  Scutellaria tuberosa G. E. Sindel 1934-3-30 47 Sutter 1/2 mi w and 1 mi s of North Butte 304 Comment
  CAS-BOT-BC417009  Sedella pumila Rimo Bacigalupi 1933-4-23 2235 Sutter Small creek at N base of North Butte, Marysville Buttes Comment
  CHSC39683  Sedella pumila Lowell Ahart 1983-5-4 3961 Sutter Along Pass Road, Sutter Buttes. On the south side of Pass Road, about 2 miles west of Kellogg Road. 50 Comment
  UCD140558  Sedella pumila Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7600 Sutter Sutter County; Sutter Buttes. Dean Ranch. Southeast of North Butte. South slope of Sunrise Ridge, above pond. 247 Comment
  CAS-BOT-BC417011  Sedella pumila Lowell Ahart 1983-5-4 3961 Sutter S side of Pass Road, about 2 miles W of Kellogg Road, Sutter Buttes 50 Comment
  CAS-BOT-BC62150  Selaginella hansenii A. A. Heller 1915-4-3 11802 Sutter South slope of South Butte, Marysville Buttes 304 Comment
  CAS-BOT-BC62151  Selaginella hansenii A. A. Heller 1915-4-3 11802 Sutter South slope of South Butte, Marysville Buttes 304 Comment
  CAS-BOT-BC62155  Selaginella hansenii John H. Thomas 1981-4-20 20371 Sutter Sutter Buttes, Dean Place 213 Comment
  UCD140629  Selaginella hansenii Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7670 Sutter Sutter County; Sutter Buttes. Dean Ranch. Side of hill bordering Willaston Flat. 228 Comment
  CAS-BOT-BC62148  Selaginella hansenii Lowell Ahart 1982-4-24 3380 Sutter near the south fence line, about 3/4 mile south-west of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CAS-BOT-BC62152  Selaginella hansenii A. A. Heller 1905-3-22 7583 Sutter directly east of South Butte, Marysville Buttes Comment
  SEINET10872369  Selaginella hansenii A. Arthur Heller 1905-3-22 Heller 7583 Sutter Maryvilles Buttes Comment
  CHSC82248  Senecio vulgaris Lowell Ahart 2002-3-20 9426 Sutter On the south side of Pass Road, west of the corral, Sutter Buttes, about 4 miles northwest of Sutter. 76 Comment
  UCR198441  Senecio vulgaris George K. Helmkamp, E. A. Helmkamp 2008-3-6 13139 Sutter Sacramento Valley, Sutter Basin; junction of CA-20 and South Butte Rd, west of Yuba City 19 Comment
  UCR237464  Senecio vulgaris George K. Helmkamp, E. A. Helmkamp 2012-2-23 18568 Sutter Sacramento Valley, east end of Kirkville Road at the west edge of Sutter Bypass Causeway 15 Comment
  UCR249580  Senecio vulgaris George K. Helmkamp, Amy Barnes 2013-3-28 20276 Sutter Sacramento Valley, Hageman Road just south of its junction with CA-20, east of Meridian 17 Comment
  CAS-BOT-BC364682  Senecio vulgaris John H. Thomas 1981-4-20 20368 Sutter Sutter Buttes. Dean Place 213 Comment
  UCR160117  Senna occidentalis G. Fred Hrusa, K. Kosta 2001-10-1 15985 Sutter Sacramento Valley, Mung Garden north of Yuba City Comment
  SEINET3840830  Senna occidentalis G. F. Hrusa, K. Kosta 2001-10-1 Sutter Sacremento, Mung garden north of Yuba City Comment
  CHSC45828  Sequoia sempervirens Lowell Ahart 1963-12-20 10 Sutter 30 Comment
  SEINET10507610  Setaria glauca Lowell Ahart 1984-8-3 Ahart 4768 Sutter On the south side of the South Butte, Sutter Buttes, Ca. Comment
  CHSC117304  Setaria parviflora B. Castro; Tom Boullion 2008-11-19 1776 Sutter Sacramento Valley. Ca f1 mi SSW of town of Wheatland, near N edge of the Bear River ca 10 mi upstream of its confluence with the Feather River. 24 Comment
  CAS-BOT-BC243649  Setaria pumila Lowell Ahart 1984-8-3 4768 Sutter Along a small stream on the south side of the South Butte, Sutter Buttes 150 Comment
  SEINET11688457  Setaria pumila Unknown 1984-1 4768 Sutter on S side of South Butte, Sutter Buttes 150 Comment
  SEINET256381 Image available Setaria pumila subsp. pumila Lowell Ahart 1984-8-3 4768 Sutter On the south side of the south Butte. Sutter Buttes, Ca. 150 Comment
  JEPS103415  Sibara virginica Lowell Ahart 2002-3-28 9454 Sutter In a prune orchard, ca 50 feet SE of the intersection of North Butte Road and West Butte Road, Sutter Buttes. 24 Comment
  JEPS103435  Sibara virginica Lowell Ahart 2002-3-28 9451 Sutter On the bottom of a depression, on the E side of West Butte Road, ca 1/4 mile N of the Sacramento Outing Club, Sutter Buttes. 24 Comment
  SD248363  Sibara virginica George K. Helmkamp, Amy Barnes 2013-3-28 20278 Sutter Sacramento Valley: Hageman Road just south of its junction with CA-20, east of Meridian (Sutter Buttes 7.5'Q) 17 Comment
  UC1245140  Sibara virginica Ray Jerrett 1962-3-8 Sutter up and down stream from Everglade Road on irrigation lateral running sw off East Canal (near Gilsizer Slough, Sutter Basin area); Sutter Causeway Quad., Sutter Basin area, nr Gilsizer Slough Comment
  SD126418  Sibara virginica Ray Jerrett 1962-3-8 Sutter Up and down stream from Everglade Road on irrigation lateral running southwest off of East Canal, near Gilsizer Slough. Comment
  SEINET11989054  Sibara virginica Unknown 1962-1 s.n. Sutter from Everglade Rd, running SW off of East Canal, near Gilsizer Slough, Sutter Basin area Comment
  CHSC41466  Sidalcea diploscypha Lowell Ahart 1986-5-4 5271 Sutter South-east of the rocky hill that is about 1/8 mile west of the Dean Cabin, Dean Ranch, about 5 miles north-west of Sutter, Sutter Buttes. 259 Comment
  UC763994  Sidalcea diploscypha R. F. Hoover 1937-5-18 2226 Sutter Trowbridge Comment
  CHSC37325  Sidalcea hartwegii L. Ahart 1982-5-30 3493 Sutter Ca. 1/2 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  UCD116730  Sidalcea hartwegii H. A. Borthwick 1925-5-17 1820 Sutter Marysville Buttes. Comment
  CHSC45557  Silene gallica Lowell Ahart 1982-4-23 3323 Sutter Near cow trails, west of the Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  CAS-BOT-BC393467  Silene gallica Roxana S. Ferris 1917-4-18 655 Sutter Marysville Butte 121 Comment
  CAS-BOT-BC393468  Silene gallica John H. Thomas 1981-4-20 20315 Sutter Sutter Buttes. 1/2-3/4 miles eastward of Dean Place. 182 Comment
  CAS-BOT-BC393470  Silene gallica Lowell Ahart 1977-4-7 s.n. Sutter Myers Ranch, Sutter Buttes. North side of the South Butte 50 Comment
  POM151544  Silene gallica Roxana S. Ferris 1917-4-18 655 Sutter Marysville Buttes. 122 Comment
  POM163505  Silene gallica Roxana S. Ferris 1926-4-22 6381 Sutter Slopes of West Butte, Marysville Buttes Comment
  CAS-BOT-BC175072  Silene verecunda Lowell Ahart 1981-5-18 2828 Sutter On top of South Butte, Sutter Buttes 650 Comment
  RSA0086973  Silene verecunda L. Ahart 1984-5-21 4631 Sutter E of where the road forks to go to each radio tower, near the lower radio tower on South Butte, Sutter Buttes, W of Marysville. Near the lower radio tower. 675 Comment
  SD122533  Silene verecunda Lowell Ahart 1984-5-21 4631 Sutter East of where the road fork to go to each radio tower, near the lower radio tower on South Butte, Sutter Buttes, west of Marysville. 675 Comment
  SEINET11933835  Silene verecunda Unknown 1984-1 4631 Sutter E of where the road forks go to each radio tower, Sutter Buttes, W of Marysville 675 Comment
  CHSC47666  Silybum marianum Lowell Ahart 1981-5-18 2812 Sutter Near the small stream, on the south side of the South Butte, Sutter Buttes. 91 Comment
  UCR233038  Silybum marianum George K. Helmkamp, E. A. Helmkamp 2011-5-12 17261 Sutter Southern Sacramento Valley, along Catlett Road immediately west of the Placer County line, 1.65 mi. NE (20 deg. ) of Pleasant Grove 15 Comment
  UCR257137  Silybum marianum George K. Helmkamp, Amy Barnes 2014-3-21 22610 Sutter Sacramento Valley, Along CA-20 (Colusa Hwy), 0.3 mile west of South Tarke Road, 3.75 miles east of Meridian 13 Comment
  CAS-BOT-BC364877  Silybum marianum Lowell Ahart 1982-5-30 3521 Sutter About 3/4 mile south of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CAS-BOT-BC364878  Silybum marianum Lowell Ahart 1981-5-18 2812 Sutter South Butte, Sutter Buttes. On the south side of the South Butte 100 Comment
  CHSC47381  Sinapis alba Lowell Ahart 1984-4-19 4583 Sutter Along the edge of West Butte Road, about 300 feet north of the intersection of Pass Road, Sutter Buttes. 30 Comment
  RSA325168  Sinapis alba L. Ahart 1984-4-19 4583 Sutter Ca 100 m N of the jct of Pass Road and West Butte Road, along W Butte Road, Sutter Buttes, W of Marysville. 35 Comment
  UCD115395  Sinapis alba Lowell Ahart 1984-4-19 4583 Sutter 100 m N of the junction of Pass Road and West Butte Road, along West Butte Road, Sutter Buttes, W of Marysville. 35 Comment
  UCR249584  Sinapis alba George K. Helmkamp, Amy Barnes 2013-3-28 20270 Sutter Sacramento Valley, Hageman Road just south of its junction with CA-20, east of Meridian 17 Comment
  CHSC36262  Sisymbrium officinale L. Ahart 1982-4-24 3353 Sutter Near dirt road that leads to the gravel pit, ca. 1/4 mi sw of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC42743  Sisymbrium officinale Lowell Ahart 1977-4-5 1249 Sutter On the south side of the South Butte, Sutter Buttes. 228 Comment
  UCD140583  Sisymbrium officinale Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7625 Sutter Sutter County; Sutter Buttes. Dean Ranch. South of North Butte. Western slope of Sunrise Ridge. 271 Comment
  CAS-BOT-BC75295  Sisymbrium officinale Lowell Ahart 1982-4-24 3353 Sutter Near the dirt road that leads to the gravel pit, about 0.25 mile southwest of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC45990  Solanum americanum Lowell Ahart 1984-10-22 4830 Sutter Above the old homestead, on the south side of the South Butte, Sutter Buttes. 457 Comment
  SD122575  Solanum americanum Lowell Ahart 1984-10-22 4830 Sutter On the south side of South Butte, Sutter Buttes, west of Marysville. 149 Comment
  SEINET10546492  Solanum americanum Lowell Ahart 1984-10-22 Ahart 4830 Sutter On the south side of South Butte, Sutter Buttes, west of Marysville. Valley Grassland and Foothill Woodland; 150 to 500 m elev. 150 Comment
  SEINET10898389  Solanum nodiflorum Lowell Ahart 1984-8-3 Ahart 4769 Sutter On the south side of the South Butte, Sutter Buttes, Ca. Comment
  UCD126992  Solanum physalifolium var. nitidibaccatum K. Esau; E. H. Hyde 1939-6-1 s.n. Sutter Sutter Basin. Comment
  CDA5989  Solanum rostratum A. C. Browne 1952-7-9 Sutter Sacramento Northern Railroad yards, Yuba City. 0 Comment
  CAS-BOT-BC156870  Solanum umbelliferum A. A. Heller 1914-5-6 11361 Sutter North side of one of the lesser buttes, Marysville Buttes Comment
  JEPS78728  Solanum umbelliferum Edward Lee 1936-5-9 2076 Sutter e side of North Butte (Marysville Buttes); , North Butte Comment
  UC1125018  Solanum umbelliferum G. E. Sindel 1934-3-30 39 Sutter 1/2 mi w and 1 mi s of North Butte 304 Comment
  CAS-BOT-BC364916  Solidago velutina subsp. californica John Thomas Howell 1981-10-14 54649 Sutter Dean Ranch, Sutter Buttes Comment
  CHSC40558  Solidago velutina subsp. californica Lowell Ahart 1985-10-19 5220 Sutter Along the edge of the dirt road and near a small stream, about 1/2 mile west of the Dean Cabin, Dean Ranch, Sutter Buttes. 304 Comment
  JEPS81149  Solidago velutina subsp. californica Edward Lee with A. Carter, J. and N. Ewan 1936-5-9 2088 Sutter e side North Butte (Marysville Buttes); , e side North Butte Comment
  CAS-BOT-BC374410  Sonchus asper Lowell Ahart 1982-6-20 3631 Sutter South-east of the Dean Cabin, Dean Ranch, Sutter Buttes 350 Comment
  CHSC116120  Sonchus oleraceus Lowell Ahart 2015-11-4 20612 Sutter Peach orchard, about 50 yards east of George Washington Blvd., about 1 1/8 mile south of the intersection of Highway 20 and George Washington Blvd., Yuba City. 18 Comment
  CAS-BOT-BC374572  Sonchus oleraceus Lowell Ahart 1982-10-11 3873 Sutter Below the bridge on Pass Road, a little east of the Gass [Gas] Compression Station, Sutter Buttes 50 Comment
  CDA2472  Sorghum bicolor T. C. Fuller 1968-9-11 17583 Sutter East side of Garmire Road, 0.5 miles north of Acme Road, southeast of Meridian. 0 Comment
  CAS-BOT-BC235300  Sorghum bicolor T. C. Fuller 1962-12-7 9959 Sutter W. side of El Centro Rd. (Hwy 24) to East Nicholaus, 4.4 mi. n. of the Sacramento Co. line Comment
  SEINET3856766 Image available Sorghum halepense George K. Helmkamp, E. A. Helmkamp 2010-10-20 17033 Sutter Sacramento Valley: Pleasant Grove Road 0.1 mile N of the junction with Marcum Road, S of Nicolaus Ave., 2 miles SE of Trowbridge 17 Comment
  UC1133054  Sorghum halepense F. W. Embree 1934-5-14 55 Sutter 15 mi. n.e. Slough School; Marysville Buttes Quad. Comment
  UC1211321  Sorghum halepense H. R. Bennett 1954-8-2 Sutter 6 mi. w. Yuba City 22 Comment
  UCD92662  Sorghum halepense G. K. Helmkamp; E. A. Helmkamp 2007-9-30 13043 Sutter Sacramento Valley. Oak Ave. at its junction with CA-99, about 2.8 miles N of the Feather River crossing. 8 Comment
  UCR188495  Sorghum halepense George K. Helmkamp, E. A. Helmkamp 2007-9-30 13043 Sutter Sacramento Valley, Oak Ave. at its junction with CA-99, about 2.8 miles north of the Feather River crossing 8 Comment
  UCR194887  Sorghum halepense George K. Helmkamp, E. A. Helmkamp 2007-10-28 13125 Sutter Sacramento Valley, along Nicolaus Road, 0.1 mile west of the Placer County line 12 Comment
  UCR201763  Sorghum halepense George K. Helmkamp, E. A. Helmkamp 2008-10-6 14217 Sutter Sacramento Valley, South Butte Road 1.2 miles northwest of junction with CA-20, west of Yuba City 23 Comment
  UCR230741  Sorghum halepense George K. Helmkamp, E. A. Helmkamp 2010-10-20 17033 Sutter Sacramento Valley, Pleasant Grove Road 0.1 mile north of the junction with Marcum Road, S of Nicolaus Ave., 2 miles SE (105 deg. ) of Trowbridge 17 Comment
  UCR233018  Sorghum halepense George K. Helmkamp, E. A. Helmkamp 2011-5-12 17275 Sutter Sacramento Valley, Garden Highway at the junction with Garwood Road, c. 1 mi. SW of Nicolaus 11 Comment
  CAS-BOT-BC389933  Spergula arvensis Lowell Ahart 1986-5-24 5305 a Sutter North of the Dean Cabin, Dean Ranch, about 3 1/2 miles north-west of Sutter, Sutter Buttes 213 Comment
  CAS-BOT-BC389934  Spergula arvensis Lowell Ahart 1982-5-30 3463 Sutter About 1/8 mile west of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CHSC36263  Spergularia bocconi L. Ahart 1982-4-24 3349 Sutter In center of dirt road that leads to the gravel pit on Myers Ranch, ca. 1/4 mi sw of Myers Home, Sutter Buttes. 50 Comment
  CAS-BOT-BC390219  Spergularia bocconi Lowell Ahart 1984-4-19 4552 Sutter Along the edge of West Butte Road, about 1/8 mile north of the Sacramento Outing Club, Sutter Buttes 35 Comment
  CAS-BOT-BC390221  Spergularia bocconi Lowell Ahart 1977-7-24 s.n. Sutter Sutter Buttes Region. South Butte, Sutter Buttes 100 Comment
  CAS-BOT-BC390222  Spergularia bocconi Lowell Ahart 1983-5-14 4009 Sutter Sutter Buttes Region. Along West Butte Road, about 1/8 mile north of the Sacramento Outing Club, Sutter Buttes 35 Comment
  RSA0098420  Spergularia macrotheca var. leucantha Copeland 1903-5-29 3273 Sutter Edge of Tule land. Comment
  UCD99241  Spergularia marina Joseph Andorfer Ewan; Nesta Ewan 1936-5-9 9547 Sutter 3 miles N of Sutter, east side of Marysville Buttes. Comment
  UCR197382  Spergularia villosa George K. Helmkamp, E. A. Helmkamp 2008-4-17 13274 Sutter Sacramento Valley, along Pass Road at the south side of Sutter Buttes, 2.3 miles northwest of Sutter 70 Comment
  SEINET10499279  Stachys stricta Lowell Ahart 1983-8-4 Ahart 4265 Sutter T16N R1E se sec 26. At the old homestead, s side of South Butte, Sutter Buttes. Foothill Woodland; 450 m. 450 Comment
  SD240963  Stellaria media George K. Helmkamp, E. A. Helmkamp 2011-5-12 17274 Sutter Sacramento Valley: Garden Highway at the junction with Garwood Road, c. 1 mi SW of Nicolaus (Nicoaus 7.5'Q) 10 Comment
  SD244135  Stellaria media George K. Helmkamp, E. A. Helmkamp 2011-5-12 17274 Sutter Sacramento Valley: Garden Highway at the junction with Garwood Road, c. 1 mile SW of Nicolaus (Nicolaus 7.5'Q) 10 Comment
  UCR233014  Stellaria media George K. Helmkamp, E. A. Helmkamp 2011-5-12 17274 Sutter Sacramento Valley, Garden Highway at the junction with Garwood Road, c. 1 mi. SW of Nicolaus 11 Comment
  UCR249581  Stellaria media George K. Helmkamp, Amy Barnes 2013-3-28 20275 Sutter Sacramento Valley, Hageman Road just south of its junction with CA-20, east of Meridian 17 Comment
  CAS-BOT-BC393871  Stellaria media Lowell Ahart 1982-4-23 3333 Sutter Meyers Ranch, Sutter Buttes 50 Comment
  CAS-BOT-BC393872  Stellaria media Lowell Ahart 1982-3-6 3241 Sutter Dean Ranch, Sutter Buttes; (Old Man Mountain) south-west of the Dean Cabin; ridge forms the south boundary of the ranch. 500 Comment
  SEINET10537522  Stellaria media Lowell Ahart 1983-5-4 Ahart 3942 Sutter Along edge of Pass Rd, ca. 4 mi w of Kellogg Rd, Sutter Buttes. Valley Grassland. West of Marysville. 50 Comment
  CHSC45564  Stellaria nitens Lowell Ahart 1981-3-14 2702 Sutter On the south-east side of 'Box Canyon,' on the Dean Ranch, Sutter Buttes. 304 Comment
  UC1745612  Stellaria nitens Annetta M. Carter, Galen Smith, Mary Barnas 1951-4-1 3030 Sutter Summit of South Butte. Sutter Buttes. Comment
  CAS-BOT-BC405348  Stellaria pallida Lowell Ahart 1983-5-4 3942 Sutter Along Pass Road, Sutter Buttes, about 4 miles west of Kellogg Road. 50 Comment
  CAS-BOT-BC375944  Stephanomeria virgata Lowell Ahart 1981-9-10 3127 Sutter South Butte, Sutter Buttes 350 Comment
  CAS-BOT-BC375945  Stephanomeria virgata Lowell Ahart 1984-10-22 4826 Sutter On the south side of the South Butte, Sutter Buttes 300 Comment
  SD122593  Stephanomeria virgata Lowell Ahart 1984-10-22 4826 Sutter On the south side of South Butte, Sutter Buttes, west of Marysville. 149 Comment
  UC726585  Stephanomeria virgata subsp. pleurocarpa A. A. Heller 1923-10-25 13834 Sutter highway 4 mi s Live Oak Comment
  SACT002337  Stipa cernua Josephine Van Ess 1976-4-21 Sutter Collected in Pleasant Grove Road north of Riego Road on rail road tracks. Small area of wasteland. 12.19 Comment
  UCD37828  Stipa cernua Beecher Crampton 1962-4-17 6205 Sutter Sutter County, 4.5 miles north of Meridian, on West Butte Road, 1.5 miles north-northeast of West Butte, western slopes of Sutter Buttes. Comment
  JEPS117903  Stipa manicata L. P. Janeway 2009-3-30 9695 Sutter at the pumphouse on the eastern edge of the east levee of Sutter Bypass, between Franklin Road and Wadsworth Canal Sutter (about 4.7 km south-southwest of the town of); Sacramento Valley 11 Comment
  SEINET12326785  Symphoricarpos albus Unknown 1983-1 4389 Sutter ca 0.5 mi NW of Dean Cabin, Dean Ranch, Sutter Buttes, W of Marysville 300 Comment
  CAS-BOT-BC269546  Symphoricarpos albus var. laevigatus John Thomas Howell 1981-10-14 54652 Sutter Dean Ranch, Sutter Buttes Comment
  SEINET10972042  Symphoricarpos rivularis Lowell Ahart 1983-9-4 Ahart 4389 Sutter Ca. 1/2 mi NW of the Dean Cabin, Dean Ranch, Sutter Buttes, W of Marysville. Foothill Woodland; 300 m. 300 Comment
  CAS-BOT-BC98053  Symphyotrichum lentum Roxana S. Ferris 1927-11-5 6934 Sutter overflow land along Feather River, Garden Highway 15 miles from Sacramento Comment
  UC1192088  Symphyotrichum spathulatum Herbert L. Mason 1945-9-18 12708 Sutter Sutter By-pass near bridge on Yuba City-Knight's Landing Highway Comment
  UC1192081  Symphyotrichum subulatum Herbert L. Mason 1945-9-18 12703 Sutter Sutter By-pass near bridge on Yuba City-Knight's Landing Highway Comment
  CAS-BOT-BC98252  Symphyotrichum subulatum var. parviflorum Lowell Ahart 1982-10-11 3885 Sutter Along Pass Road, Sutter Buttes - along the edge of Pass Road, south of the South Butte 50 Comment
  UCD136683  Symphyotrichum subulatum var. parviflorum G. K. Helmkamp; E. A. Helmkamp 2007-9-30 13024 Sutter Central Valley; Sacramento Valley: American Basin, junction of Sankey Road and CA-99, 2.0 miles north of the Sacramento Co. line. 3 Comment
  UCD136685  Symphyotrichum subulatum var. parviflorum G. K. Helmkamp; E. A. Helmkamp 2007-9-30 13058 Sutter Sacramento Valley. Sacramento Ave. on the east side of CA-99, junction 1.4 miles north of the Feather River. 21 Comment
  SEINET10904985  Taraxacum officinale Lowell Ahart 1983-9-4 Ahart 4388 Sutter Southeast of the Dean Cabin, Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 250 m. 250 Comment
  UC1745610  Tauschia hartwegii Annetta M. Carter, Galen Smith, Mary Barnas 1951-4-1 3025 Sutter Ca. 200 ft. below summit. Sutter Buttes. Comment
  UCR92518  Tauschia hartwegii G. Fred Hrusa 1990-4-4 7636 Sutter North Butte of The Sutter Buttes 550 Comment
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Oct 11 2010
  POM133343  Tauschia hartwegii Copeland 1903-5-17 3293 Sutter Marysville Buttes Comment
  RSA603514  Tauschia hartwegii G. Fred Hrusa 1990-4-4 7636 Sutter Sutter Buttes, North Butte 550 Comment
  UCD128116  Tauschia hartwegii George F. Hrusa 1990-4-4 7636 Sutter Common near summit, 550 Comment
  CHSC54167  Tetrapteron graciliflorum Walt Anderson 1991-4-28 Sutter In fire road. Sutter Buttes. 381 Comment
  CAS-BOT-BC202039  Thinopyrum ponticum John H. Thomas 1980-12-6 20205 Sutter Greylodge Bird Refuge, north of Sutter Buttes Comment
  CAS-BOT-BC66838  Thysanocarpus curvipes John H. Thomas 1981-4-20 20325 Sutter Sutter Buttes. 0.5-0.75 mile eastward of Dean Place. 182 Comment
  CAS-BOT-BC66840  Thysanocarpus curvipes John H. Thomas 1981-4-20 20359 Sutter Sutter Buttes. Dean Place. 213 Comment
  CAS-BOT-BC66841  Thysanocarpus curvipes John H. Thomas 1981-4-20 20385 Sutter Sutter Buttes. Dean Place. 213 Comment
  CAS-BOT-BC66845  Thysanocarpus curvipes John H. Thomas 1981-4-30 20443 Sutter Sutter Buttes. Huff Canyon - North Butte area. 304 Comment
  CAS-BOT-BC66846  Thysanocarpus curvipes Roxana S. Ferris 1917-4-18 656 Sutter Marysville Buttes. 121 Comment
  CHSC47390  Thysanocarpus curvipes Lowell Ahart 1981-3-14 2700 Sutter Along the edge of the road, south-east of the Dean Cabin, Dean Ranch, Sutter Buttes. 335 Comment
  JEPS54172  Thysanocarpus curvipes W. L. Jepson 1891-4-20 14332 Sutter near the foot South Peak; Marysville Buttes, foot of South Peak Comment
  UC566208  Thysanocarpus curvipes H. S. Yates 1934-3-11 3673 Sutter Marysville Buttes North Butte; , North Butte 213 Comment
  UCD140595  Thysanocarpus curvipes Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7637 Sutter Sutter County; Sutter Buttes. Dean Ranch. South of North Butte. Western slope of Sunrise Ridge. 261 Comment
  UCD140630  Thysanocarpus curvipes Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7671 Sutter Sutter County; Sutter Buttes. Dean Ranch. Side of hill bordering Willaston Flat. 228 Comment
  CAS-BOT-BC66849  Thysanocarpus curvipes A. A. Heller 1915-3-25 11785 Sutter South side of the Marysville Buttes. Comment
  CAS-BOT-BC66853  Thysanocarpus curvipes Lowell Ahart 1977-4-7 s.n. Sutter Myers Ranch, Sutter Buttes. North side of Sutter Buttes. 50 Comment
  CAS-BOT-BC66854  Thysanocarpus curvipes Lowell Ahart 1977-4-10 s.n. Sutter West side of South Butte, Sutter Buttes. 500 Comment
  UCD115937  Thysanocarpus curvipes George F. Hrusa 1990-4-4 7650 Sutter Sutter Buttes. South side of North Butte. Comment
  UC11037  Thysanocarpus curvipes subsp. curvipes W. L. Jepson 1891-4-20 Sutter base South Butte; Marysville Buttes Region Comment
  CHSC12045  Thysanocarpus curvipes var. elegans 1970-3-22 Sutter Found ca. 500 yds. e of Moore creek uphill, ca. 1000 yds. from Cole House, Moore Canyon, Sutter Buttes. 121 Comment
  CHSC33751  Thysanocarpus curvipes var. elegans L. Ahart 1981-4-6 2726 Sutter On e side of small stream on side of South Butte, Sutter Buttes. 200 Comment
  RSA0041615  Thysanocarpus curvipes var. elegans Roxana S. Ferris 1926-4-22 6366 Sutter Slopes of West Butte, Marysville Buttes. Comment
  CHSC87393  Thysanocarpus laciniatus Lowell Ahart 2004-5-2 10854 Sutter Mountaintop, on the south side of the road just west of the lower tower, near the top of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter. 431 Comment
  UC718456  Thysanocarpus radians Carl B. Wolf 1937-3-30 8366 Sutter 5 2/10 mi w Sheridan; Sacramento Valley, w of Sheridan 27 Comment
  CAS-BOT-BC67288  Thysanocarpus radians A. A. Heller 1915-3-25 11787 Sutter Southwest end of Marysville Buttes. Comment
  RSA0049973  Thysanocarpus radians Carl B. Wolf 1937-3-30 8366 Sutter Sacramento Valley, 5 2/10 mi. W of Sheridan. 27 Comment
  CHSC45888  Torilis nodosa Lowell Ahart 1977-5-19 1377 Sutter South Butte, Sutter Buttes. 182 Comment
  CHSC87390  Torilis nodosa Lowell Ahart 2004-5-2 10815 Sutter About 1/4 mile north of the old gas well and dirt road, on the southwest side of the South Butte, Sutter Buttes, about 4 3/4 miles (air) northwest of Sutter. 162 Comment
  UC1123222  Torilis nodosa P. L. Johannsen 1935-5-24 659 Sutter 3 miles SSW of Sutter 12 Comment
  CAS-BOT-BC172911  Toxicodendron diversilobum Roxana S. Ferris 1917-4-18 651 Sutter Marysville Buttes 121 Comment
  UCD116991  Toxicodendron diversilobum George F. Hrusa 1990-4-4 7628 Sutter North Butte. 350 Comment
  SD234541  Tribulus terrestris G. K. Helmkamp, E. A. Helmkamp 2007-9-30 13044 Sutter Sacramento Valley: Oak Ave, at its junction with CA-99, about 2.8 miles north of the Feather River crossing. 7 Comment
  UCD107396  Tribulus terrestris G. K. Helmkamp; E. A. Helmkamp 2007-9-30 13044 Sutter Sacramento Valley. Oak Ave. at its junction with CA-99, about 2.8 miles N of the Feather River crossing. 8 Comment
  UC84178  Trichocoronis wrightii var. wrightii E. B. Copeland 1903-7-26 3503 Sutter Comment
  CHSC37038  Trichostema lanceolatum L. Ahart 1982-9-9 3774 Sutter Ca. 1/8 mi s of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC51240  Trichostema lanceolatum Lowell Ahart 1977-7-24 1485 Sutter Growing near the old gas well, on the south side of the South Butte, Sutter Buttes. 91 Comment
  SEINET10499334  Trichostema lanceolatum Lowell Ahart 1983-9-4 Ahart 4393 Sutter Ca. 1/2 mi NW of the Dean Cabin, Dean Ranch, Sutter Buttes, W of Marysville. Foothill Woodland; 300 m. 300 Comment
  JEPS65704  Trifolium albopurpureum W. L. Jepson 1891-4-20 Sutter region Marysville Buttes Comment
  UC1537079  Trifolium albopurpureum var. albopurpureum Gordon H. True Jr. 1936-3-27 380 Sutter canyon on n side Sutter Buttes (betw Pennington and West Buttes) 76 Comment
  CHSC44507  Trifolium albopurpureum var. olivaceum Lowell Ahart 1977-4-7 1272 Sutter Myers Ranch, Sutter Buttes. 45 Comment
  CHSC41458  Trifolium bifidum var. decipiens Lowell Ahart 1986-5-4 5255 Sutter On the bottom of a large vernal pool, near the first gate to the Dean Ranch, about 1/2 mile north of the intersection of Mallott Road and Alf Road, about 2 miles north-east of Sutter, Sutters. 30 Comment
  CHSC36234  Trifolium ciliolatum L. Ahart 1982-4-23 3327 Sutter On wooded e slope of ridge w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  UCD140598  Trifolium ciliolatum Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7640 Sutter Sutter County; Sutter Buttes. Dean Ranch. South of North Butte. Western slope of Sunrise Ridge. 261 Comment
  UC144269  Trifolium depauperatum var. amplectens A. A. Heller 1905-3-21 7564 Sutter Marysville Comment
  UC727101  Trifolium depauperatum var. amplectens A. A. Heller 1941-4-23 16072 Sutter West Butte Rd Marysville Buttes Comment
  CHSC45923  Trifolium depauperatum var. depauperatum Lowell Ahart 1982-4-23 3297 Sutter In a grassy area west of the Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  UC1537348  Trifolium depauperatum var. depauperatum Gordon H. True Jr. 1936-3-27 379 Sutter n slopes Marysville Buttes 76 Comment
  RSA121658  Trifolium gracilentum F. W. Embree 1934-3-22 16 Sutter 1/2 mi. S and 2 3/4 mi. E of South Butte, Marysville. Comment
  SEINET10939982  Trifolium gracilentum Lowell Ahart 1983-5-14 Ahart 4013 Sutter Along West Butte Rd, ca. 1/8 mi n of the Sacramento Outing Club, Sutter Buttes, w of Marysville. Valley Grassland; 35 m. 35 Comment
  CHSC34670  Trifolium hirtum M. S. Taylor 1981-5-2 3591 Sutter Epperson Ranch, at the south base of North Butte, Sutter Buttes, ca. 10 mi w of Gridley. Comment
  CHSC37320  Trifolium hirtum L. Ahart 1982-5-30 3522 Sutter On a gravel bar near the small wash, a little s of the gravel pit, ca. 3.4 mi s of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC46162  Trifolium hirtum Lowell Ahart 1983-5-4 3963 Sutter Along Pass Road, about 2 miles west of Kellogg Road, Sutter Buttes. 45 Comment
  UCD140584  Trifolium hirtum Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7626 Sutter Sutter County; Sutter Buttes. Dean Ranch. South of North Butte. Western slope of Sunrise Ridge. 271 Comment
  CDA29455  Trifolium hirtum M. K. Beyers 2009-5-9 43 Sutter The Sutter Buttes; Dean Ranch; ca. 30 yards northwest of the end rock of manmade rock wall (the closest to the cattle watering hole). 0 Comment
  CHSC36231  Trifolium microcephalum L. Ahart 1982-4-23 3322 Sutter In open grassy areas, w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  JEPS65958  Trifolium microcephalum W. L. Jepson 1891-4-20 13682 Sutter Yuba City Region of The Marysville Buttes Comment
  JEPS78941  Trifolium microcephalum Edward Lee with Annetta Carter, Joe and Nesta Ewan 1936-5-9 2061 Sutter e North Butte (hills); Marysville Buttes Comment
  JEPS78942  Trifolium microcephalum Edward Lee 1936-5-9 2067 Sutter e side North Butte; Marysville Buttes Comment
  UCD140590  Trifolium microcephalum Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7632 Sutter Sutter County; Sutter Buttes. Dean Ranch. South of North Butte. Western slope of Sunrise Ridge. 261 Comment
  SEINET10452521  Trifolium microcephalum Lowell Ahart 1983-5-4 Ahart 3949 Sutter Along edge of Pass Rd, ca. 4 mi w of Kellogg Rd, Sutter Buttes. Valley Grassland. West of Marysville. 50 Comment
  CHSC36244  Trifolium oliganthum L. Ahart 1982-4-24 3373 Sutter On wooded ridge sw ca. 1/4 mi of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  UCD140581  Trifolium oliganthum Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7623 Sutter Sutter County; Sutter Buttes. Dean Ranch. South of North Butte. Western slope of Sunrise Ridge. 271 Comment
  SEINET10452525  Trifolium oliganthum Lowell Ahart 1983-9-4 Ahart 4366 Sutter Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 250 m. 250 Comment
  CDA4324  Trifolium resupinatum var. robustum J. T. Howell, G. H. True 1967-6-11 42556 Sutter 3 miles south of Oswald. 0 Comment
  UCD140618  Trifolium subterraneum Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7660 Sutter Sutter County; Sutter Buttes. Dean Ranch. Southwest of North Peak. 228 Comment
  SEINET10577420  Trifolium tridentatum var. tridentatum A. Arthur Heller 1914-5-6 Heller 11369 Sutter Marysville Buttes Comment
  SEINET10895578  Trifolium tridentatum var. tridentatum A. Arthur Heller 1914-5-6 Heller s.n. Sutter Marysville Buttes Comment
  SEINET10906949  Trifolium variegatum Lowell Ahart 1984-4-19 Ahart 4566 Sutter Along West Butte Road, ca. 1.8 mile N of Sacramento Outing Club, Sutter Buttes, west of Marysville. Valley Grassland; 35 m. 35 Comment
  JEPS78832  Trifolium variegatum var. melananthum Edward Lee 1936-5-9 2062 Sutter e North Butte (hills); Marysville Buttes Comment
  SEINET10961852  Trifolium watsonii A. Arthur Heller 1914-4-1 Heller s.n. Sutter Marysville Buttes Comment
  CDA12474  Trifolium willdenovii G. F. Hrusa, R. F. Holland, O. Pollack 1990-4-4 7650 B Sutter Sutter Buttes; S side of North Butte. Comment
  CHSC36235  Trifolium willdenovii L. Ahart 1982-4-23 3329 Sutter On wooded w slopes of ridge w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC87392  Trifolium willdenovii Lowell Ahart 2004-5-2 10844 Sutter Mountainside, on the northwest side of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter. 540 Comment
  UC1130153  Trifolium willdenovii F. W. Embree 1934-3-22 17 Sutter 1/2 mi s and 2 3/4 mi e South Butte; Marysville qaud 243 Comment
  UC144270  Trifolium willdenovii A. A. Heller 1905-3-22 7581 a Sutter Marysville Buttes Comment
  UC204393  Trifolium willdenovii A. A. Heller 1914-5-6 11367 a Sutter near one of lesser peaks; Marysville Buttes Comment
  UC572575  Trifolium willdenovii F. W. Embree 1934-3-22 17 Sutter 1/2 mi s and 2 3/4 mi e South Butte; Marysville qaud 243 Comment
  POM163447  Trifolium willdenovii Roxana S. Ferris 1926-4-22 6338 Sutter Slopes of West Butte, Marysville Buttes Comment
  POM21424  Trifolium willdenovii H. E. Brown, A. A. Heller 1902-5-16 5560 Sutter Marysville Buttes (East Butte). Comment
  SD180594  Trifolium willdenovii Beecher Crampton 1962-4-17 6155 Sutter Southeast portion of Sutter County, near Placer County border, Riego Station. Comment
  CHSC30023  Triodanis perfoliata L. Ahart 1980-5-1 2146 Sutter Near large rocks near the old homestead on south side of South Butte, Sutter Buttes. 400 Comment
  CHSC47398  Triodanis perfoliata Lowell Ahart 1980-5-1 2146 Sutter East of the old homestead, on the south side of the South Butte, Sutter Buttes. 365 Comment
  JEPS15191  Triphysaria eriantha subsp. eriantha H. S. Yates 1934-3-11 3653 Sutter 2 mi n Union School; Marysville Quad. Comment
  UC138959  Triphysaria eriantha subsp. eriantha A. A. Heller 1905-3-21 7566 Sutter Marysville Comment
  UC567152  Triphysaria eriantha subsp. eriantha F. W. Embree 1934-3-22 15 Sutter 1 mi w and 1/2 mi s Union School; Marysville Butte Quad. 30 Comment
  CHSC12044  Triteleia ixioides subsp. scabra K. J. Hislop 1970-3-22 106 Sutter Found ca. 15 yds. Uphill w of Moore Creek ca. 750 yds. From Cole House, Moore Canyon, Sutter Buttes. 121 Comment
  CHSC40313  Triteleia ixioides subsp. scabra Lowell Ahart 1985-5-5 4915 Sutter Along the road, Huff Canyon, about 3/4 mile west of the Dean Cabin, Dean Ranch, Sutter Buttes. 250 Comment
  CHSC46529  Triteleia ixioides subsp. scabra Lowell Ahart 1984-5-21 4642 Sutter About 60 feet north of where the road forks to go to the radio towers on the South Butte, Sutter Buttes. 609 Comment
  JEPS105906  Triteleia ixioides subsp. scabra Lowell Ahart 2004-5-2 10840 Sutter On mountainside, on the northwest side of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter 480 Comment
  JEPS64247  Triteleia ixioides subsp. scabra Joseph Andorfer Ewan and Nesta Ewan 1936-5-9 9575 Sutter n side North Butte 304 Comment
  UC1133935  Triteleia ixioides subsp. scabra G. E. Sindel 1934-4-14 67 Sutter 0.25 mi s and 1.25 mi e South Butte; Marysville Buttes Quad. 121 Comment
  UC203627  Triteleia ixioides subsp. scabra A. A. Heller 1914-5-6 11365 Sutter Marysville Buttes, n side of on of the lesser buttes Marysville Buttes Comment
  CAS-BOT-BC525776  Triteleia ixioides subsp. scabra A. A. Heller; H. E. Brown 1902-5-16 s. n. Sutter (East Butte) Marysville Buttes Comment
  CAS-BOT-BC525779  Triteleia ixioides subsp. scabra Lowell Ahart 1985-5-5 4915 Sutter Huff Canyon, about 3/4 mile west of the Dean Cabin, South Butte, Sutter Buttes 250 Comment
  CAS-BOT-BC525780  Triteleia ixioides subsp. scabra A. A. Heller 1914-5-6 11365 Sutter North side of one of the lesser buttes, Marysville Buttes Comment
  CAS-BOT-BC525783  Triteleia ixioides subsp. scabra H. H. Keifer 1928-5-2 s. n. Sutter North Butte, Marysville Buttes Comment
  POM163451  Triteleia ixioides subsp. scabra Roxana S. Ferris 1926-4-22 6326 Sutter Slopes of West Butte, Marysville Buttes. Comment
  POM169378  Triteleia ixioides subsp. scabra E. B. Copeland 1903-5-17 3191 Sutter Marysville Buttes Comment
  SEINET10472679  Triteleia ixioides subsp. scabra Lowell Ahart 1984-5-21 Ahart 4642 Sutter On South Butte, Sutter Buttes, west of Marysville; Foothill Woodland; 675 m. 675 Comment
  SEINET10472680  Triteleia ixioides subsp. scabra Lowell Ahart 1983-9-4 Ahart 4375 Sutter Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 250 m. 250 Comment
  SEINET10833793  Triteleia ixioides subsp. scabra A. Arthur Heller, H. E. Brown 1902-5-16 Heller 5563 Sutter Marysville Buttes (East Butte) Comment
  SEINET10938215  Triteleia ixioides subsp. scabra Lowell Ahart 1985-5-5 Ahart 4915 Sutter Dean Ranch about 3 1/4 miles north-west of Sutter, Sutter Buttes. Comment
  CHSC12042  Triteleia laxa K. J. Hislop 1970-3-23 104 Sutter Ca. 700 yds. From Cole House (n) Moore Canyon, Sutter Buttes. 121 Comment
  JEPS78814  Triteleia laxa Edward Lee 1936-5-9 2056 Sutter hille e North Butte; Marysville Buttes Comment
  UC1133957  Triteleia laxa F. W. Embree 1934-3-28 32 Sutter 4 mi ne Sutter; Marysville Buttes Quad. 106 Comment
  UC765427  Triteleia laxa Joseph Andorfer Ewan and Nesta Ewan 1936-5-9 9566 Sutter canyon on e side North Butte 243 Comment
  CAS-BOT-BC526141  Triteleia laxa Lowell Ahart 1982-4-23 3308 Sutter west of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CDA29437  Triteleia laxa M. K. Beyers 2009-5-9 46 Sutter The Sutter Buttes; Next to dry ra