Search Results — 2000 specimen records retrieved (1401 records with coordinates)
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CHSC37058  Abutilon theophrasti L. Ahart 1982-10-11 3868 Sutter Along the edge of West Butte Rd, ca. 1/2 mi s of Sacramento Outing Club, Sutter Buttes. Scattered along edge of rd, but very common in farmed fields to the west. 50 Comment
  JEPS68597  Abutilon theophrasti W. L. Jepson 1939-8-17 19468 Sutter near Robbins station; Knights Landing 10 Comment
  SEINET8043932 Image available Abutilon theophrasti George K. Helmkamp, E. A. Helmkamp 2011-1 18487 Sutter Sacramento Valley: Worth Road, 0.2 mile east of its junction with Garden Highway, 4 miles SW of Nicolaus. 14 Comment
  UCD36463  Abutilon theophrasti Beecher Crampton 1953-9-30 1636 Sutter Sutter County, 5 miles east of Robbins, along irrigation canal east of Sutter Bypass. Comment
  UCR235404  Abutilon theophrasti George K. Helmkamp, E. A. Helmkamp 2011-11-28 18487 Sutter Sacramento Valley, Worth Road, 0.2 mile east of its junction with Garden Highway, 4 miles southwest of Nicolaus 14 Comment
  HSC2828  Acer negundo var. californicum C. B. Wolf 1927-11-5 1428 Sutter Junction of Garden City Hwy. and Riego Rd., 17 mi. N of Sacramento, Feather River Comment
  JEPS106286  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
  JEPS79724  Achillea millefolium Edward Lee with A. Carter, J. and N. Ewan 1936-5-9 2074 Sutter east side North Side; Marysville Buttes Comment
  SEINET10475103  Achillea millefolium var. lanulosa Lowell Ahart 1985-5-5 Ahart 4904 Sutter Dean Ranch about 3 1/4 miles north-west of Sutter, Sutter Buttes. 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
  CAS-BOT-BC29936  Achyrachaena mollis John H. Thomas 1981-4-20 20397 Sutter Sutter Buttes. Dean Place. 213 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
  UC570022  Achyrachaena mollis G. E. Sindel 1934-4-11 64 Sutter 1/2 mi n, 2 mi w of Sutter; Marysville Buttes Quad. 60 Comment
  CAS-BOT-BC29937  Achyrachaena mollis George Loucks Moxley 1915-4-17 308 Sutter Colegrove Comment
  CHSC87399  Acmispon glaber var. glaber 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
  UCD104307  Acmispon parviflorus P. B. Kennedy 1914-5-1 4767 Sutter Marysville Buttes. Comment
  CHSC12054  Acmispon strigosus K. J. Hislop 1970-3-26 116 Sutter Fround on grassy slope ca. 100 yds n of Cole House, Moore Canyon, Sutter Buttes. 121 Comment
  CHSC44494  Acmispon strigosus Lowell Ahart 1977-4-10 1277 Sutter On the south side of the south Butte, Sutter Buttes. 365 Comment
  CHSC45911  Acmispon strigosus Lowell Ahart 1981-4-6 2732 Sutter On steep bare slopes on the east side of the South Butte, Sutter Buttes. 182 Comment
  UCD169423  Acmispon strigosus Lowell Ahart 2004-5-2 10855 Sutter About 5 miles (air) northwest of Sutter. Sutter Buttes, near the top of the South Butte, on the south side of the road just west of the lower tower. 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
  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
  UC1063721  Adiantum jordanii H. S. Yates 1934-3-11 3667 Sutter Marysville Butte; Marysville Quadrangle Comment
  POM163523  Adiantum jordanii Roxana S. Ferris 1926-4-22 6351 Sutter Slopes of West Butte, Marysville Buttes. Comment
  UC29373  Agoseris heterophylla var. cryptopleura W. L. Jepson 1891-4-20 Sutter Willow Branch 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
  UC127294  Agrostemma githago J. A. Wilkinson May 1908 Sutter Live Oaks Comment
  CHSC37174  Agrostis avenacea L. Ahart 1982-6-20 3623 Sutter Just inside the first gate to Dean Ranch, Sutter Buttes. 35 Comment
  JEPS107740  Agrostis avenacea Lowell Ahart, Jack Lindsay 2005-5-31 11838 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
  SEINET10661054  Agrostis avenacea Lowell Ahart, Jack Lindsay 2005-5-31 Ahart 11838 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
  CAS-BOT-BC127394  Agrostis exarata Lowell Ahart 1981-7-3 2904 Sutter Sierra Nevada. Near the old homestead and near the rock pile, on the south side of the South Butte, Sutter Buttes. 350 Comment
  SEINET10507083  Agrostis exarata var. monolepis Lowell Ahart 1984-5-21 Ahart 4613 Sutter At the old homestead on the south side of South Butte, Sutter Buttes, west of Marysville; Foothill Woodland; 400 m. 400 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
  JEPS78835  Aira caryophyllea Edward Lee 1936-5-9 2069 Sutter North Butte Marysville Buttes (e side) Comment
  UCD33048  Aira caryophyllea Beecher Crampton 1966-4-14 7642 Sutter Sutter County, extreme S.E. portion near Placer County border, Riego station. Comment
  UCD37816  Aira caryophyllea Beecher Crampton 1962-4-17 6161 Sutter Sutter County, near Placer County, Riego Station. Comment
  UCD55724  Aira caryophyllea Beecher Crampton 1962-4-17 6161 Sutter extreme southeast portion - Placer County border, Riego Station. Comment
  SEINET10507043  Aira caryophyllea Lowell Ahart 1985-5-5 Ahart 4901 Sutter East of the road, about 2 miles south-east of the Dean Cabin, about 2 miles north of Sutter, Sutter Buttes. Comment
  CAS-BOT-BC138416  Aira caryophyllea var. capillaris Lowell Ahart 1986-5-24 5290 Sutter Sutter Buttes, Dean Ranch. East of the box canyon, about 0.25 mile south of the fifth gate to the Dean Ranch. 274 Comment
  CAS-BOT-BC138354  Aira caryophyllea var. caryophyllea A. A. Heller 1914-5-6 11363 Sutter Marysville Buttes. Comment
  SEINET10510824  Aira elegantissima Lowell Ahart 1986-5-24 Ahart 5290 Sutter On dry gray soil, east of the box Canyon, about 1/4 mile south of the gate to the Dean Ranch, Dean Ranch, Sutter Buttes. Foothill Woodland. 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
  UC1220992  Allium amplectens Beecher Crampton 1962-4-17 6211 Sutter ca. 2.5 mi nw Sutter (w slope of summit of Pass Road); Sutter Buttes Comment
  UCD37831  Allium amplectens Beecher Crampton 1962-4-17 6211 Sutter 2.5 miles northwest of Sutter, Sutter Buttes, western slope of summitt of Pass Road. Comment
  CAS-BOT-BC461028  Allium amplectens Lowell Ahart 1985-5-5 4907 . Sutter On road about 3/4 mile south-east of the Dean Cabin, Dean Ranch, about 3.5 miles northwest of Sutter, Sutter Buttes 200 Comment
  SEINET10472027  Allium amplectens Lowell Ahart 1985-5-5 Ahart 4907 Sutter Dean Ranch about 3 1/4 miles north-west of Sutter, Sutter Buttes. Comment
  CHSC40273  Alopecurus carolinianus Lowell Ahart 1985-5-5 4896 Sutter Near the first gate to Dean Ranch, about 1/4 mile north of Mallott Road, about 2 miles north-east of Sutter, Sutter Buttes. 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
  SEINET10507145  Alopecurus carolinianus Lowell Ahart 1984-4-19 Ahart 4575 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
  SEINET10507146  Alopecurus carolinianus Lowell Ahart 1985-5-5 Ahart 4896 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
  SEINET10507147  Alopecurus carolinianus Lowell Ahart 1983-5-14 Ahart 4003 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
  SEINET3917833  Alopecurus carolinianus W. B. McHenry 1967-5-8 s.n. Sutter Just east of Browning Road, between Kirkville and Seymour roads, about 5 miles northwest of Robbins.; 0 Comment
  SEINET3917836  Alopecurus howellii Alan A. Beetle 1945-4-15 3860 Sutter 6 miles northeast of Sutter.; 0 Comment
  OBI22522  Alopecurus saccatus Alan A. Beetle 1945-4-15 3860 Sutter 6 mi NE of Sutter. Base of Marysville, Buttes 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
  SEINET3917934  Alopecurus saccatus Beecher Crampton 1962-4-17 6152 Sutter Sacramento Valley: Riego station, extreme SE portion of county near Placer co. line (Pleasant grove 7.5' Q.).; 0 14 Comment
  UCD37825  Alopecurus saccatus Beecher Crampton 1962-4-17 6197 Sutter Sutter County, 5 miles north of Meridian, on West Butte Road, 2 miles north-northeast of West Butte, western slopes of Sutter Buttes. 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
  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
  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
  UCD97159  Amaranthus albus G. K. Helmkamp; E. A. Helmkamp 2007-9-30 13045 Sutter Sacramento Valley. Oak Ave. at its junction with CA-99, about 2.8 miles N 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
  SEINET10478739  Amaranthus albus Lowell Ahart 1985-10-19 Ahart 5211 Sutter Dean Ranch, Sutter Buttes. About 12 miles west of Marysville. Comment
  SEINET11934447  Amaranthus albus L. Ahart, Dean, M.; Sands, P. 1985-1 5211 Sutter Dean Ranch, Sutter Buttes. About 12 mi W of Marysville. About 1/2 mi NW of the Dean Cabin 290 Comment
  RSA749530  Amaranthus blitoides George K. Helmkamp, E. Helmkamp 2008-10-6 14213 Sutter South Butte Road 1.2 miles northwest of junction with CA-20, west of Yuba City 23 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
  CDA16923  Amaranthus powellii G. F. Hrusa, K. Kosta 2001-10-1 15990 Sutter Sacramento Valley; Mung garden N of Yuba City. 0 Comment
  CDA16927  Amaranthus retroflexus G. F. Hrusa, K. Kosta 2001-10-1 15997 Sutter Sacramento Valley; Mung garden N of Yuba City. 0 Comment
  CHSC37052  Amaranthus retroflexus L. Ahart 1982-10-11 3886 Sutter Along the edge of Pass Rd., s of South Butte, Sutter Buttes. 50 Comment
  SD237281  Amaranthus retroflexus G. K. Helmkamp, E. A. Helmkamp 2009-8-30 15546 Sutter Sacramento Valley: along Nicolaus Ave., 2.2 miles northwest of the Placer Co. line, 4.4 miles ENE (86a^z) of Nicolaus. 7 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
  CDA25211  Ambrosia psilostachya G. K. Helmkamp, E. A. Helmkamp 2007-10-28 13114 Sutter Sacramento Valley; Along Nicolaus Road at Coon Creek, 0.9 mile west of Placer County line. 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
  UC1125498  Ambrosia psilostachya F. W. Embree 53 Sutter 3/4 mi nw Slough School; Marysville Buttes Quad. 15 Comment
  UCR230093  Ambrosia psilostachya George K. Helmkamp, E. A. Helmkamp 2010-10-20 17044 Sutter Sacramento Valley, along Nicolaus Road/Garden Hwy at the southwest edge of Nicolaus, 0.3 mi. NE of Hwy 99 17 Comment
  CAS-BOT-BC55545  Ambrosia psilostachya Lowell Ahart 1984-9-22 4804 Sutter South Butte, Sutter Buttes. Deep wash that leads to the spring west of the homestead on the west side. 250 Comment
  RSA11084  Ambrosia psilostachya C. B. Wolf 1927-11-5 1422 Sutter Junction of Garden City Highway and Reigo Road, 17 mi. no. of Sacramento. Feather River. Sacramento Valley. Comment
  RSA34234  Ambrosia psilostachya C. B. Wolf 1927-11-5 1422 Sutter Junction of Garden City Highway and Reigo Road, 17 mi. no. of Sacramento. Feather River. Sacramento Valley. Comment
  SEINET10474411  Ambrosia psilostachya var. californica Lowell Ahart 1984-10-22 Ahart 4825 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
  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
  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
  UCR230081  Ammannia coccinea George K. Helmkamp, E. A. Helmkamp 2010-10-20 17051 Sutter Sacramento Valley, along Nicolaus Ave. 0.5 miles east of Trowbridge 15 Comment
  CDA36702  Ammannia coccinea L. Ahart 1974-7-22 Sutter Near Live Oak. 0 Comment
  RSA263813  Ammannia coccinea L. Ahart 1974-7-22 s.n. Sutter Rice fields near Live Oak Comment
  SEINET5343062  Ammannia coccinea L. Ahart 1974-7-22 s.n. Sutter Near Live Oak Comment
  UCD102895  Ammannia robusta L. Ahart 1982-10-11 3875 Sutter Below bridge on Pass Road, a little E of Gas Compression Station, Sutter Buttes. 50 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
  CAS-BOT-BC180558  Amorpha californica var. californica Roxana S. Ferris 1926-4-22 7735 Sutter Slopes of West Butte, Marysville Buttes Comment
  CAS-BOT-BC180560  Amorpha californica var. californica Lowell Ahart 1983-9-4 4391 Sutter Found near the west fence line on the Dean Ranch, about 1/2 mile north-west of the Dean Cabin, Dean Ranch, Sutter Buttes 300 Comment
  UCD103567  Amorpha fruticosa Greg Kareofelas 2010-11-16 s.n. Sutter Along Levee Road, just south of the intersection with Riego Road. 10 Comment
  UCD103670  Amorpha fruticosa Greg Kareofelas 2010-11-16 s.n. Sutter Along Levee Road, just south of the intersection with Riego Road. 10 Comment
  UCD141996  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
  UC881433  Amsinckia eastwoodiae A. A. Heller 1917-4-14 11800 Sutter Summit of South Butte; , Marysville Buttes 609 Comment
  CDA29472  Amsinckia intermedia M. K. Beyers 2009-5-9 42 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
  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
  CHSC99453  Amsinckia intermedia Richard R. Halse 2007-3-23 7111 Sutter Along State Hwy. 20 ca. 7.9 miles west of Yuba City, east of Meridian. Roadside ditch. 12 Comment
  JEPS103496  Amsinckia intermedia Lowell Ahart 2002-3-20 9425 Sutter On the S side of Pass Road, W of the corral, Sutter Buttes, ca 4 miles NW of Sutter. 76 Comment
  JEPS23517  Amsinckia intermedia W. L. Jepson 1891-4-20 21083 Sutter near Yuba City (Sutter Plains); Sutter Plains 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
  UC1167565  Amsinckia intermedia Gene B. Newcomb, H. G. Baker 1959-3-28 228 Sutter at edge of Sutter Buttes (14.6 mi e of Meridian on West Butte Road via Pass Road) 30 Comment
  UCD119675  Amsinckia intermedia A. A. Heller 1914-5-6 11364 Sutter Marysville Buttes. Comment
  UCD140563  Amsinckia intermedia Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7605 Sutter Sutter County; Sutter Buttes. Dean Ranch. Southeast of North Butte. South slope of Sunrise Ridge, above pond. 270 Comment
  UCR173544  Amsinckia intermedia George K. Helmkamp, Elizabeth Helmkamp 2006-4-6 10141 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
  SEINET10497091  Amsinckia intermedia Lowell Ahart 1984-3-31 Ahart 4527 Sutter Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 300 m. 300 Comment
  UCD119606  Amsinckia intermedia A. A. Heller 1915-4-3 11800 Sutter Summit of South Butte, Marysville Buttes. 609 Comment
  UCD13207  Amsinckia intermedia Charles Martin 1986-4-26 15 Sutter California: Sutter Co. Sutter Buttes. Canyon SE of North Butte. R 2E, T16N, Sec. 20, SW 1/4. Elev. ca. 600 ft. 182 Comment
  UCD37820  Amsinckia intermedia Beecher Crampton 1962-4-17 6183 Sutter 4.5 miles west of Live Oak, along Pennington Road, northeast edge of Sutter Butte. 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
  UC1167564  Amsinckia menziesii var. menziesii Gene B. Newcomb, H. G. Baker 1959-3-28 227 Sutter 14.6 mi e of Meridian on West Butte Road via Pass Road (at edge of Sutter Buttes); Sutter Buttes 30 Comment
  UC1713249  Amsinckia menziesii var. menziesii A. A. Heller 1914-5-6 11364 Sutter Marysville Buttes Comment
  CHSC39554  Anagallis arvensis Lowell Ahart 1983-8-4 4259 Sutter Sutter Buttes. Near a seep like area on the west side of the South Butte. 60 Comment
  SEINET10449592  Anagallis arvensis Lowell Ahart 1983-8-4 Ahart 4259 Sutter T16N R1E se sec 26. West side of South Butte, Sutter Buttes. Valley Grassland; 60 m. 60 Comment
  CHSC37310  Anthemis cotula Lowell Ahart 1982-5-30 3461 Sutter Along small wash where the rd crosses, ca. 1/8 mi W of Myers home, Myers Ranch, Sutter Buttes. 50 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
  CHSC101109  Anthriscus caucalis L. P. Janeway 2009-3-30 9696 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
  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
  UCD127198  Anthriscus caucalis G. K. Helmkamp; Elizabeth Helmkamp 2006-4-6 10143 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
  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
  UCR173671  Anthriscus caucalis George K. Helmkamp, Elizabeth Helmkamp 2006-4-6 10143 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
  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
  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-BC38663  Arctostaphylos manzanita subsp. manzanita Roxana S. Ferris 1926-4-22 6370 Sutter Slopes of west butte, Marysville Buttes Comment
  POM163438  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
  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
  SEINET10512287  Aristida hamulosa Dean 1985-6-23 DEAN 5071 Sutter Dean Ranch, Sutter Buttes. 12 miles W of Marysville. On dry rocky soil, near small rocks, N 10 yards of the road to the Dean Ranch, Long Hill, about 2 miles SE of the Dean Cabin, about 2 miles N of Sutter. Only two clumps seen. Foothill Woodland. 91 Comment
  SEINET10968250  Aristida hamulosa Lowell Ahart 1985-5-20 Ahart 5010 Sutter South Butte, Sutter Buttes, about 12 miles W of Marysville, Ca. On the south side. 229 Comment
  CHSC37312  Aristida oligantha M. Epperson 1982-8-24 Sutter Ca. 2 mi se of the Dean Cabin, ca. 2 mi nw of the first gate to the Dean Cabin, Sutter Buttes. 125 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
  SEINET3918863  Aristida oligantha Lowell Ahart 1983-9-4 4407 Sutter Under the power line, near and along the road, ca. 1.5 mi se of the Dean Cabin, Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland.; 0 270 Comment
  CAS-BOT-BC146297  Aristida ternipes var. gentilis Lowell Ahart 1981-9-10 3129 Sutter South Butte, Sutter Buttes. 350 Comment
  SEINET228760 Image available Aristida ternipes var. gentilis Lowell Ahart 1981-9-10 3129 Sutter South Butte Sutter Buttes 107 Comment
  CAS-BOT-BC146294  Aristida ternipes var. gentilis Lowell Ahart 1985-5-20 5010 Sutter On the south side of the South Butte, about 0.5 mile northeast of the old gas well, Sutter Butes. 250 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
  CHSC37050  Aristida ternipes var. hamulosa L. Ahart 1982-10-11 3884 Sutter Along edges of Pass Rd, ca. 1/2 mi e of Gas Compression Station, Sutter Buttes. 50 Comment
  CHSC35312  Aristolochia californica L. Ahart 1982-3-6 3235 Sutter NW of Dean Cabin, Dean Ranch, Sutter Buttes. 350 Comment
  UC1135996  Aristolochia californica G. E. Sindel 1934-3-30 38 Sutter 1 1/2 mi. n. & 3 1/2 mi. w. North Butte; Marysville Buttes Quad. Comment
  UC1281252  Aristolochia californica H. E. McMinn 1935-3-21 3821 Sutter North Butte, Marysville Buttes Marysville Buttes, North Butte Comment
  UCSB22883  Aristolochia californica McMinn, Howard 1935-3-21 Sutter North Butte, Marysville Buttes Comment
  CAS-BOT-BC93961  Artemisia douglasiana Lowell Ahart 1984-10-22 4818 Sutter South Butte, Sutter Buttes - in a protected place along the small stream on teh south side of the South Butte 150 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
  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
  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
  CAS-BOT-BC93963  Artemisia douglasiana Lowell Ahart 1981-9-10 3132 Sutter South side of South Butte, Sutter Buttes 450 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
  SEINET13709371  Artemisia douglasiana Lowell William Ahart, Lowell William Ahart 1984-1 4818 Sutter S Side of South Butte 150-500 M 150 Comment
  UC1123501  Asclepias cordifolia F. W. Embree 1934-3-26 27 Sutter 2 mi w West Butte (ridge top); Marysville Buttes Quadangle Comment
  SEINET12326798  Asclepias fascicularis Unknown 1983-1 4446 Sutter On the S side of South Butte, Sutter Buttes, W of Marysville 150 Comment
  SEINET12331902  Asclepias fascicularis Unknown 1984-1 4765 Sutter On the S side of the South Butte, Sutter Buttes, 1/8mi NE of the old gas well 80 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
  POM312509  Aster lentus H. L. Mason 1945-9-18 12708 Sutter Margins of pools on overflow lands of Sutter by-pass near bridge on Yuba City-Knight's Landing highway. Comment
  POM172681  Aster sonomensis Roxana S. Ferris 1927-11-5 6934 Sutter Overflow land along Feather River, Garden Highway 15 miles from Sacramento 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
  UCR188566  Aster subulatus George 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
  UCR190231  Aster subulatus George 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
  UC570053  Astragalus didymocarpus G. E. Sindel 1934-3-29 31 Sutter 1 1/4 mi w Union School; Marysville Quad., w of Union School 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
  CHSC39605  Astragalus gambelianus Lowell Ahart 1983-5-14 4011 Sutter On a road cut bank, West Butte Road, about 1/8 mile south of the Sacramento Outing Club, Sutter Buttes. 50 Comment
  CHSC42711  Astragalus gambelianus Lowell Ahart 1977-4-10 1279 Sutter On the south side of the South Butte, Sutter Buttes. 365 Comment
  CHSC44492  Astragalus gambelianus Lowell Ahart 1977-4-5 1251 Sutter On the south side of the South Butte, Sutter Buttes. 274 Comment
  UC1128794  Astragalus gambelianus H. S. Yates 1934-3-11 3692 Sutter 2 mi se South Butte; Marysville Quad., se of South Butte Comment
  UC1745607  Astragalus gambelianus Annetta M. Carter, Galen Smith, Mary Barnas 1951-4-1 3038 Sutter 200 ft. below summit of South Butte. Sutter Buttes. 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-BC186832  Astragalus gambelianus Lowell Ahart 1982-4-23 3335 Sutter About 1/4 mile west of Myers home, Myers Ranch, Sutter Buttes 50 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
  CAS-BOT-BC186835  Astragalus gambelianus Lowell Ahart 1977-4-5 s.n. Sutter South side of the South Butte, Sutter Buttes 300 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
  CAS-BOT-BC17431  Athysanus pusillus Lowell Ahart 1977-4-7 s.n. Sutter Myers Ranch, north side of Sutter Buttes. 50 Comment
  UCD97248  Atriplex argentea var. expansa R. Pendleton 1939-8-30 s.n. Sutter Sutter Basin. Comment
  UCR253593  Atriplex triangularis George K. Helmkamp, Elizabeth Helmkamp 2012-10-30 20110 Sutter Sacramento Valley, Kirkville Rd., west of CA-99 on Sacramento Ave. to the east side of the Sutter Causeway 17 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
  SD255606  Avena barbata George K. Helmkamp 2014-3-21 22623 Sutter Sacramento Valley: 2.8 miles WSW (257a^z) of Sutter, along CA-20 at the junction with Morehead Road. (Sutter Buttes 7.5'Q) 10 Comment
  SEINET3257994 Image available Avena barbata George K. Helmkamp, E. A. Helmkamp 2008-3-6 13143 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
  UCD140587  Avena barbata Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7629 Sutter Sutter County; Sutter Buttes. Dean Ranch. South of North Butte. Western slope of Sunrise Ridge. 271 Comment
  UCR198550  Avena barbata George K. Helmkamp, E. A. Helmkamp 2008-3-6 13143 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
  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
  UCR258539  Avena barbata George K. Helmkamp, Amy Barnes 2014-3-21 22623 Sutter Sacramento Valley, 2.8 miles WSW (257 deg. ) of Sutter, along CA-20 at the junction with Morehead Rd. 11 Comment
  CAS-BOT-BC145713  Avena fatua Lowell Ahart 1982-3-6 3244 Sutter (Old Man Mountain) southwest of the Dean Cabin, Dean Ranch, Sutter Buttes. The ridge forms the south boundary of the ranch. 500 Comment
  CHSC101107  Avena fatua L. P. Janeway 2009-3-30 9704 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
  UCD56359  Avena fatua Beecher Crampton 1962-4-17 6166 Sutter East Nicolaus. Comment
  UCD56365  Avena fatua Beecher Crampton 1962-4-17 6162 Sutter Extreme SE corner near Placer County border. Riego Station. Comment
  UCR237596  Avena fatua George K. Helmkamp, E. A. Helmkamp 2012-2-23 18564 Sutter Sacramento Valley, east end of Kirkville Road at the west edge of Sutter Bypass Causeway 15 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
  UCR198540  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
  CHSC117410  Baccharis douglasii B. Castro; Tom Boullion 2008-3-22 1766 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
  SEINET10474446  Baccharis glutinosa Lowell Ahart 1984-5-21 Ahart 4616 Sutter At the old homestead on the south side of South Butte, Sutter Buttes, west of Marysville; Foothill Woodland; 400 m. 400 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
  UC1118909  Baccharis salicifolia subsp. salicifolia F. W. Embree 1934-4-10 37 Sutter 1 mi s and 1/4 mi w of N. Butte; Marysville Buttes Quad. 106 Comment
  UC1258998  Bacopa eisenii J. L. Strother 1976-6-24 1248 Sutter ca 2 mi sw Live Oak (ne of Meridian, end of Paseo Road) Comment
  NY67864  Bacopa nobsiana M. A. Nobs 1949-7-29 1097 Sutter Sutter bypass, just S of Marysville. Comment
  CDA33368  Bacopa rotundifolia Ryan Zaft/ Nick Oliver 2010-10-15 PDR# 1306493 Sutter Live Oak; Canal at Larkin Road near Encinal 0 Comment
  UC927650 Image available Bacopa rotundifolia Malcolm A. Nobs and S. Galen Smith 1949-7-29 1097 Sutter just s Marysville; Sutter bypass; near Marysville, Sutter Co. 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
  UC1751056  Berberis aquifolium var. dictyota Annetta M. Carter, Galen Smith, Mary Barnas 1951-4-1 3031 Sutter Summit of South Butte. Sutter Buttes. Comment
  UCD95053  Berberis aquifolium var. dictyota George F. Hrusa 1990-4-4 7610 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-BC75611  Berberis dictyota H. H. Keifer 1928-5-2 s.n. Sutter North Peak, Marysville Buttes. 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
  UC141088  Bergia texana E. B. Copeland 1903-7-26 3502 Sutter Comment
  CAS-BOT-BC102066  Bidens frondosa John Thomas Howell 1981-10-13 54622 Sutter Bobelaine Audubon Sanctuary, Feather River at mouth of Bear River 9 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
  UC1119041  Blennosperma nanum var. nanum H. S. Yates 1934-3-11 3583 Sutter 1 mi sw of Union School; Marysville Quadrangle 22 Comment
  CHSC42747  Boechera breweri Lowell Ahart 1977-4-5 1258 Sutter On the west side of the South Butte, Sutter Buttes. 457 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
  UC1280910  Boechera breweri subsp. breweri H. E. McMinn 1935-3-21 3823 Sutter North Butte Marysville Buttes 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-BC16033  Boechera breweri subsp. breweri Roxana S. Ferris 1926-4-22 6344 Sutter West Buttes Marysville Buttes. Comment
  UC1100877  Bolboschoenus fluviatilis David B. Marshall 1954-7-7 1 Sutter Sutter National Wildlife Refuge 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
  UCD140000  Bolboschoenus fluviatilis Herbert L. Mason 1945-9-18 12710 Sutter Sutter By-pass, north of Knight's Landing. 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
  CAS-BOT-BC29985  Brassica juncea John H. Thomas 1981-4-20 20408 Sutter Sutter Buttes. Near Dean Place. 213 Comment
  CDA20105  Brassica rapa S. Anderson 2003-3-6 PDR 846504 -B Sutter Sacramento Valley; Wilbur Ranch in Yuba City. 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
  SEINET1908455  Brassica rapa G. K. Helmkamp, E. A. Helmkamp 2008-1 13136 Sutter Sacramento Valley: Sutter Basin; junction of Ca-20 and South Butte Rd, west of Yuba City. 19 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
  UCR249546  Brassica rapa George K. Helmkamp 2013-3-1 20145 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
  CDA24716  Brassica rapa T. C. Fuller, M. S. Bergseng 1959-3-26 2139 Sutter 3 miles east of Knight s Landing. 0 Comment
  UCD38994  Brassica rapa Beecher Crampton 1962-4-17 6169 Sutter East Nicolaus. Comment
  CAS-BOT-BC100478  Brickellia californica Lowell Ahart 1982-9-9 3788 Sutter about 3/4 mile south of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CAS-BOT-BC100480  Brickellia californica John H. Thomas 1980-12-6 20201 Sutter Sutter Buttes. Moore Canyon area Comment
  CHSC46910  Brickellia californica Lowell Ahart 1984-9-22 4803 Sutter On the sides of a deep wash that leads to the spring west of the homestead, on the west side of the South Butte, Sutter Buttes. 228 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
  SEINET10475008  Brickellia californica Lowell Ahart 1984-9-22 Ahart 4803 Sutter Vicinity of South Butte, Sutter Buttes; west of Marysville. Valley Grassland and Foothill Woodland; 70 to 440 m in elev. 70 Comment
  CAS-BOT-BC145277  Briza minor Lowell Ahart 1983-5-4 3953 Sutter Sierra Nevada. Along edge of Pass Road, about 4 miles west of Kellogg Road. Sutter Buttes. 50 Comment
  CHSC47605  Briza minor Lowell Ahart 1982-4-23 3309 Sutter West of the Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  UCD57374  Briza minor A. A. Beetle 1946-4-27 4698 Sutter 6 miles NE of Sutter. Comment
  SEINET10935034  Briza minor Lowell Ahart 1983-5-4 Ahart 3953 Sutter Along edge of Pass Rd, ca. 4 mi w of Kellogg Rd, Sutter Buttes. Valley Grassland. West of Marysville. 50 Comment
  UC596409  Brodiaea appendiculata R. F. Hoover 1937-5-18 2227 Sutter 2 mi s Rio Oso Comment
  UC768434  Brodiaea appendiculata R. F. Hoover 1937-5-18 2227 Sutter 2 mi s Rio Oso 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
  SEINET10472614  Brodiaea elegans Lowell Ahart 1984-5-21 Ahart 4626 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-BC484340  Brodiaea elegans subsp. elegans Lowell Ahart 1984-5-21 3496 Sutter North fence line, you can see the missle base, about 3/4 mile west of the Myers home, Myers Ranch, Sutter Buttes, California 50 Comment
  CAS-BOT-BC484341  Brodiaea elegans subsp. elegans Lowell Ahart 1977-5-19 s.n. Sutter South Butte, Sutter Buttes, California 150 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
  SD34508  Bromus catharticus A. A. Beetle 1941-6-26 2736 Sutter Near Yuba City. 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-BC155654  Bromus diandrus John H. Thomas 1981-4-20 20451 Sutter Sutter Buttes. Huff Canyon - North Butte area. 304 Comment
  CAS-BOT-BC155655  Bromus diandrus Lowell Ahart 1977-5-19 1473 Sutter South Butte, Sutter Buttes. 150 Comment
  UCD37817  Bromus diandrus Beecher Crampton 1962-4-17 6163 Sutter Sutter County, near Placer County, Riego Station. Comment
  UCD58542  Bromus diandrus Beecher Crampton 1957-5-14 4011 Sutter 1 mile S of Robbins. Comment
  UCD58597  Bromus diandrus Beecher Crampton 1962-4-17 6168 Sutter East Nicolaus. Comment
  CAS-BOT-BC155237  Bromus hordeaceus Lowell Ahart 1977-5-19 1473 Sutter South Butte, Sutter Buttes. 200 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
  CHSC47608  Bromus hordeaceus Lowell Ahart 1982-4-23 3316 Sutter West of the Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  UC618975  Bromus hordeaceus G. E. Sindel 1934-4-2 Sutter 3/4 mi s and 3/4 mi e of North Butte 243 Comment
  UCD58621  Bromus hordeaceus Beecher Crampton 1957-5-14 4013 Sutter 1 mile S of Robbins. Comment
  UCD58627  Bromus hordeaceus Beecher Crampton 1971-6-18 8728 Sutter 1 mile N of Sutter Bypass on Knights Landing to Yuba City road. Comment
  UCR132392  Bromus hordeaceus Beecher Crampton 1962-4-17 6159 Sutter Sacramento Valley, Riego Station, extreme southeast portion of county near Placer Co. line 14 Comment
  JEPS106035  Bromus laevipes Lowell Ahart 2004-5-29 10982 Sutter On a steep (cliffs) slope, where the fence ends, on the northwest side of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter 537 Comment
  CHSC47609  Bromus madritensis subsp. rubens Lowell Ahart 1982-4-23 3338 Sutter About 1/4 mile west of the Myers home, Myers Ranch, Sutter Buttes. 45 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-BC161691  Bromus rubens Lowell Ahart 1981-4-13 2762 Sutter Sierra Nevada. Sutter Buttes. On a hill ca. 1/8 mile west of Dean Cabin. 106 Comment
  CAS-BOT-BC161693  Bromus rubens Lowell Ahart 1977-5-19 1474 Sutter South Butte, Sutter Buttes. 150 Comment
  UCD59551  Bromus rubens Beecher Crampton 1957-5-14 4012 Sutter 1 mile S of Robbins. 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
  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
  CAS-BOT-BC161626  Bromus sterilis Lowell Ahart 1982-5-30 3482 Sutter Sierra Nevada. Ca. 0.25 mile west of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC37248  Bromus sterilis L. Ahart 1982-5-30 3482 Sutter Along banks of a wash, ca. 1/4 mi w of Myers home, ca. Myers Ranch, Sutter Buttes. 50 Comment
  CHSC41430  Bromus sterilis Lowell Ahart 1986-5-26 5317 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
  UCD59724  Bromus sterilis L. Ahart 1982-5-10 3482 Sutter Ca. 1/4 mi. W of Myers Home, Myers Ranch, Sutter Buttes. 50 Comment
  CAS-BOT-BC438615  Calandrinia ciliata A. A. Heller 1914-4-1 11245 Sutter Northeastern base of the Marysville Buttes Comment
  CAS-BOT-BC438617  Calandrinia ciliata Lowell Ahart 1982-4-23 3328 Sutter On the wooded east slope of the ridge west of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CAS-BOT-BC438618  Calandrinia ciliata Lowell Ahart 1984-4-19 4568 Sutter Along the edge of West Butte Road, about 1/8 mile north of the Sacramento Outing Club, Sutter Buttes 35 Comment
  CHSC25137  Calandrinia ciliata Betty Soeten 1971-3-1 1 A Sutter Sutter Buttes, On ranch of Carl deWitt, 45 mi. S. of Chico. Comment
  UC203872  Calandrinia ciliata A. A. Heller 1914-4-1 11245 Sutter Northeastern base of the Marysville Buttes 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
  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
  UC144641  Callitriche marginata A. A. Heller 1905-3-21 7561 Sutter Marysville 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
  POM282467  Callitriche marginata Lyman Benson 1935-3-27 6355 Sutter E of Marysville Buttes, Sacramento River watershed. 30 Comment
  POM264868  Calochortus luteus Lincoln Constance 1941-5-29 2836 Sutter Lower ridges south of main peaks, Marysville Buttes, northwest of Sutter. 366 Comment
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Jan 10 2015
  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-BC492547  Calochortus luteus Lowell Ahart 1977-5-19 s.n. Sutter Valley Grassland, South Butte, Sutter Buttes 300 Comment
  CAS-BOT-BC492548  Calochortus luteus Lincoln Constance 1941-5-29 2836 Sutter Western base of Marysville Buttes Comment
  POM169459  Calochortus luteus E. B. Copeland 1903-5-17 3187 Sutter Marysville Buttes Comment
  SEINET10469594  Calochortus luteus Mary Susan Taylor 1980-5-1 Taylor 2586 Sutter T16N R1E se sec 26. S side of South Butte, Sutter Buttes, ca. 10 mi E of Yuba City; Foothill Woodland. 610 Comment
  UCD13394  Calochortus luteus Jean Dougherty 1986-4-26 8615 Sutter Sutter Buttes. Comment
  CHSC40559  Calycadenia truncata Lowell Ahart 1985-10-19 5223 Sutter About 1/8 mile west of the Dean Cabin, Dean Ranch, Sutter Buttes. 304 Comment
  POM351405  Calycadenia truncata subsp. scabrella L. Ahart 1984-9-22 4802 Sutter Vicinity of South Butte, Sutter Buttes; west of Marysville. 70 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
  SEINET10475223  Calycadenia truncata subsp. scabrella Lowell Ahart 1984-8-3 Ahart 4773 Sutter On the south side of the South Butte, Sutter Buttes, Ca. Comment
  CAS-BOT-BC272764  Calycadenia truncata subsp. truncata Lowell Ahart 1984-8-3 4773 Sutter On the south side of the South Butte, Sutter Buttes 350 Comment
  CAS-BOT-BC272765  Calycadenia truncata subsp. truncata Lowell Ahart 1981-9-10 3130 Sutter South side of South Butte, Sutter Buttes 350 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
  CHSC46151  Camissonia contorta Lowell Ahart 1981-4-6 2730 Sutter On the east side of a small stream on the south side of the South Butte, Sutter Buttes. 182 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
  CAS-BOT-BC37201  Capsella bursa-pastoris Lowell Ahart 1986-5-4 5260 Sutter Along the edge of the dirt road, a little west of the first gate to the Dean Ranch. 30 Comment
  UCD114514  Cardamine hirsuta G. K. Helmkamp; Elizabeth Helmkamp 2006-4-6 10138 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
  UCR173542  Cardamine hirsuta George K. Helmkamp, Elizabeth Helmkamp 2006-4-6 10138 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
  CAS-BOT-BC37847  Cardamine oligosperma Roxana S. Ferris 1917-4-18 683 Sutter Marysville Buttes. 152 Comment
  CAS-BOT-BC37840  Cardamine oligosperma Lowell Ahart 1982-3-20 3262 Sutter Dean Ranch, Sutter Buttes. Northwest of the Dean Cabin. 350 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
  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-BC281774  Carduus pycnocephalus Lowell Ahart 1981-5-18 2815 Sutter S side of South Butte, Sutter Buttes 100 Comment
  CAS-BOT-BC281775  Carduus pycnocephalus Lowell Ahart 1982-4-24 3370 Sutter Myers Ranch, Sutter Buttes. Not far from the gravel pit, about 0.75 mile SW of Myers home 50 Comment
  CAS-BOT-BC281777  Carduus pycnocephalus John Thomas Howell 1981-10-14 54628 Sutter Oak Hill Ranch, S side of Sutter Buttes Comment
  CDA29454  Carduus pycnocephalus M. K. Beyers 2009-5-9 37 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
  CHSC43525  Carex barbarae Lowell Ahart 1977-4-5 1252 Sutter In a small wash, near the old homestead, on the south side of the South Butte, Sutter Buttes. 365 Comment
  UCD140162  Carex barbarae Beecher Crampton 1975-5-10 9194 Sutter Sutter County, Sacramento River S.E. of Knight's Landing. 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
  UCD23378  Carex barbarae Steven E. Smith 1977-5-1 19 Sutter 1.0-1.2 meters tall, thick rhizome, bermuda grass surrounds plant bases. Growing in clumps near ephemeral ditch, lead tips are browning. Freshwater marsh, mucky wet soil, standing water near. North drainage ditch of the Sutter bypass, 1/4 mile west of State Route 113, 6.8 miles (by road) north of Robbins. 9 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
  CAS-BOT-BC20521  Carex densa Lowell Ahart 1977-5-19 s.n. Sutter Sierra Nevada. South Butte, Sutter Buttes. 300 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
  SEINET10467057  Carex densa Lowell Ahart 1984-5-21 Ahart 4611 Sutter At the old homestead on the south side of South Butte, Sutter Buttes, west of Marysville; Foothill Woodland; 400 m. 400 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
  JEPS3619  Castilleja affinis subsp. affinis S. Galen Smith Jun 1951 3022 Sutter near Summit of Marysville Buttes Comment
  JEPS78740  Castilleja affinis subsp. affinis Edward Lee 1936-5-10 2112 Sutter North Butte Marysville Buttes Comment
  UC1032444  Castilleja affinis subsp. affinis F. W. Embree 1934-3-22 18 Sutter 1.0 mi s and 2.5 mi e South Butte; Marysville Quad. 259 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
  RSA32033  Castilleja campestris subsp. campestris A. A. Heller 1941-4-23 16078 Sutter Low places in a field along the county road 3 or 4 miles north of Sutter, on the road to Gridley. Comment
  CHSC43540  Castilleja exserta Lowell Ahart 1977-4-7 1268 Sutter Near the south fence, west of the small stream, Myers Ranch, Sutter Buttes. 45 Comment
  CHSC47489  Castilleja subinclusa Lowell Ahart 1984-5-21 4625 Sutter At the old homestead, on the south side of the South Butte, Sutter Buttes. 365 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
  SD122576  Castilleja subinclusa subsp. subinclusa Lowell Ahart 1984-5-21 4625 Sutter At the old homestead on the south side of South Butte, Sutter Buttes, west of Marysbille. 399 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-BC49331  Ceanothus cuneatus Margit Epperson 1982-3-14 3648 Sutter Dean Ranch, Sutter Buttes 350 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
  CHSC42754  Centaurea melitensis Lowell Ahart 1977-5-19 1378 Sutter South side of the South Butte, Sutter Buttes. 182 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
  CHSC47654  Centaurea solstitialis Lowell Ahart 1981-7-3 2887 Sutter Along the edge of the dirt road, near the old gas well, on the south side of the South Butte, Sutter Buttes. 91 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
  UCR230094  Centaurea solstitialis George K. Helmkamp, E. A. Helmkamp 2010-10-20 17045 Sutter Sacramento Valley, along Nicolaus Ave. 0.5 miles east of Trowbridge 15 Comment
  CAS-BOT-BC288819  Centromadia fitchii Lowell Ahart 1983-9-4 4402 Sutter On the S side of the road below the dam, about 1/8 mile SE of the Dean Cabin, Dean Ranch, Sutter Buttes 270 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
  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
  UC726698  Centromadia pungens subsp. pungens A. A. Heller 1941-10-18 16334 Sutter Comment
  CHSC41961  Centunculus minimus Lowell Ahart 1986-5-4 5246 Sutter Around the edges 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
  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
  UCD121543  Cephalanthus occidentalis G. L. Webster; G. L. Stebbins 1967-8-22 7526 Sutter c. 1 mi W of 'The Berry Patch' (6 mi W of Pennington). 15 Comment
  UCR253592  Cephalanthus occidentalis var. californicus George K. Helmkamp, Elizabeth Helmkamp 2012-10-30 20111 Sutter Sacramento Valley, Kirkville Rd., west of CA-99 on Sacramento Ave. to the east side of the Sutter Causeway 17 Comment
  CAS-BOT-BC388441  Cerastium glomeratum John H. Thomas 1981-4-20 20378 Sutter Sutter Buttes. Dean Place 213 Comment
  CDA32987  Ceratophyllum demersum P. W. Hiatt 1979-9-13 Sutter Feather River below rapids. 0 Comment
  CAS-BOT-BC207636  Cercis occidentalis A. A. Heller 1915-4-3 11797 Sutter Summit of South Butte, Marysville Buttes. 609 Comment
  CAS-BOT-BC207637  Cercis occidentalis A. A. Heller; H. E. Brown 1902-5-17 5567 Sutter Marysville Buttes Comment
  CAS-BOT-BC207638  Cercis occidentalis A. A. Heller 1915-4-3 11797 Sutter Summit of South Butte, Marysville Buttes. 609 Comment
  CAS-BOT-BC207654  Cercis occidentalis Roxana S. Ferris 1926-4-22 6377 Sutter Slopes of West Butte Marysville Buttes Comment
  JEPS97666  Cercis occidentalis Annetta M. Carter, Galen Smith, Mary Barnas 1951-4-1 3033 Sutter Summit of South Butte. Sutter Buttes. Comment
  POM183506  Cercis occidentalis Roxana S. Ferris 1926-4-22 6377 Sutter Slopes of West Butte, Marysville Buttes Comment
  UC1128920  Cercis occidentalis A. E. Wieslander and H. S. Yates 1934-3-11 385 Sutter 1 mi ne North Butte; Marysville Buttes Quadrangle 152 Comment
  UCD113026  Cercocarpus betuloides George F. Hrusa 1990-4-4 7615 Sutter Sutter Buttes. North Butte. 400 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
  CHSC37332  Chamaesyce maculata L. Ahart 1982-6-19 3587 Sutter At Myers home, Myers Ranch, Sutter Buttes. Around the home. 50 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
  JEPS100479  Chamaesyce nutans Dean W. Taylor 2000-8-8 17543 Sutter 1 miles NE of Robbins, along canal banks 0.5 miles E of Highway 113 on Varney Road 6 Comment
  CHSC39381  Chamaesyce ocellata L. Ahart 1983-9-4 4408 Sutter Under the power line, near and along th road, ca. 1.5 mi se of the Dean Cabin, Dean Ranch, Sutter Buttes, west of Marysville. 270 Comment
  CHSC97421  Cheilanthes covillei Robert Fischer 2006-5-23 1018 Sutter Yuba City. Collection from top of butte within the Sutter Buttes Peace Valley State Parks. 457 Comment
  JEPS106109  Cheilanthes covillei Lowell Ahart 2004-5-29 10973 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
  SEINET10839586  Cheilanthes covillei Lowell Ahart 1984-3-31 Ahart 4528 Sutter Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 300 m. 300 Comment
  CDA13711  Chenopodium G. F. Hrusa, J. Glazner 1997-4-15 13677 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
  CHSC41393  Chenopodium album Lowell Ahart 1986-5-24 5282 Sutter Between the 2 and 3 gate to ther Dean Ranch, about 2 1/2 miles north-east of Sutter, Sutter Buttes 60 Comment
  SEINET10871667  Chenopodium ambrosioides Lowell Ahart 1983-9-19 Ahart 4450 Sutter Along edge of North Butte Rd, ca. 1/8 mi from the rd to the Missile Site, Sutter Buttes; west of Marysville. Valley Grassland; 35 m. 35 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
  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
  CDA3093  Chenopodium strictum var. glaucophyllum L. 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. 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
  SEINET9003948  Chenopodium strictum var. glaucophyllum L. Ahart 2000-8-29 8673 Sutter Sutter Buttes, N side of Pass Road, near the base of South Butte, ca 4.5 miles NW of Sutter.. 110 Comment
  SEINET10904481  Chenopodium vulvaria Lowell Ahart 1983-8-27 Ahart 4352 Sutter A little south of the Myers home, Myers Ranch, Sutter Buttes, west of Marysville. Valley Grassland; 50 m. 50 Comment
  CAS-BOT-BC257034  Chorizanthe membranacea Lowell Ahart 1980-5-1 2144 Sutter South Butte, Sutter Buttes 400 Comment
  CAS-BOT-BC257035  Chorizanthe membranacea John Wynn Gillespie; Doris Kildale Gillespie 1930-4-25 9256 Sutter Summit of South Butte, Marysville Buttes 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
  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
  HSC96905  Chorizanthe membranacea L. Ahart 2004-5-2 10850 Sutter W side of S Butte, Sutter Buttes, 5 mi. (air) NW of Sutter 552 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
  JEPS79451  Chorizanthe membranacea Edward Lee with A. Carter, J. and N. Ewan 1936-5-9 2037 Sutter se North Butte (Marysville Buttes, road to North Butte Foothills); Marysville Buttes, se of North Butte 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
  CAS-BOT-BC257032  Chorizanthe membranacea Lowell Ahart 1982-5-30 3511 Sutter About 3/4 mile south of the Myers home, Myers Ranch, Sutter Buttes 50 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
  POM165153  Chorizanthe stellulata A. A. Heller, H. E. Brown 1902-5-17 5568 Sutter Marysville Buttes Comment
  UCR218953  Cichorium intybus George K. Helmkamp, E. A. Helmkamp 2009-8-30 15561 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
  UCR230092  Cichorium intybus George K. Helmkamp, E. A. Helmkamp 2010-10-20 17043 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
  CAS-BOT-BC280381  Cirsium occidentale var. venustum Roxana S. Ferris 1926-4-22 6341 Sutter Slopes of West Butte, Marysville Buttes 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-BC280380  Cirsium occidentale var. venustum Roxana S. Ferris 1917-4-16 636 Sutter Marysville Buttes 121 Comment
  SEINET10473707  Cirsium proteanum Lowell Ahart 1985-5-5 Ahart 4900 Sutter East of the road, about 2 miles south-east of the Dean Cabin, about 2 miles north of Sutter, Sutter Buttes. 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-BC162517  Clarkia gracilis subsp. gracilis Roxana S. Ferris 1926-4-22 6353 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
  CAS-BOT-BC162515  Clarkia gracilis subsp. gracilis Margit Sands 1985-4-11 49 Sutter Sutter Buttes, Dean Place, 3/4 mile west of ranch buildings, south 1/2 mile up hill on fire road - Sierra Nevada 274 Comment
  CAS-BOT-BC162518  Clarkia gracilis subsp. gracilis Lowell Ahart 1981-4-29 s.n. Sutter Dean Ranch, Sutter Buttes, Sierra Nevada 350 Comment
  RSA122167  Clarkia gracilis subsp. gracilis F. W. Embree 1934-4-17 39 Sutter 1 mile S of North Butte 259 Comment
  UCD77555  Clarkia purpurea subsp. purpurea Robert E. Preston 2004-4-25 2219 Sutter 2 miles S of Pleasant Grove, at junction of Pleasant Grove Road and Keyes Road. 13 Comment
  CAS-BOT-BC163474  Clarkia purpurea subsp. quadrivulnera Roxana S. Ferris 1926-4-22 6373 Sutter Slopes of West Butte, Marysville Buttes 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
  SBBG30003  Clarkia purpurea subsp. quadrivulnera L. Constance 1941-5-29 2837 Sutter lower ridges S of main peaks, Marysville Buttes, NW of Sutter 365 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-BC163475  Clarkia purpurea subsp. quadrivulnera Lincoln Constance 1941-5-29 2837 Sutter Lower ridges south of main peaks, Marysville Buttes, northeast of Sutter 365 Comment
  CAS-BOT-BC163477  Clarkia purpurea subsp. quadrivulnera Lowell Ahart 1982-5-30 3469 Sutter About 1/8 mile west of the Myers home, Myers Ranch, Sutter Buttes 50 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
  SEINET10453163  Clarkia rhomboidea Lowell Ahart 1984-5-21 Ahart 4639 Sutter On South Butte, Sutter Buttes, west of Marysville; Foothill Woodland; 675 m. 675 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
  HSC100763  Clarkia unguiculata Lowell Ahart 2004-5-29 10964 Sutter ~300 yd. S of fence on NW side of the South Butte, Sutter Buttes, 5 (air) mi. NW of Sutter. 305 Comment
  RSA337375  Clarkia unguiculata L. Ahart 1984-5-21 4621 Sutter At the old homestead on the south side of South Butte, Sutter Buttes, west of Marysville. 400 Comment
  SD122553  Clarkia unguiculata Lowell Ahart 1984-5-21 4621 Sutter At the old homestead on the south side of South Butte, Sutter Buttes, West of Marysville; Foothill Woodland. 399 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
  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
  JEPS43303  Claytonia parviflora subsp. parviflora W. L. Jepson 1891-4-20 Sutter foot of South Peak; Marysville Buttes Region 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
  CAS-BOT-BC233803  Claytonia parviflora subsp. parviflora A. A. Heller 1914-4-1 11248 Sutter North side of the Marysville Buttes Comment
  UCD140574  Claytonia perfoliata Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7616 Sutter Sutter County; Sutter Buttes. Dean Ranch. South of North Butte. Western slope of Sunrise Ridge. 271 Comment
  CAS-BOT-BC439813  Claytonia perfoliata Lowell Ahart 1981-4-6 2739 Sutter Near the old homestead on the south side of the South Butte, Sutter Buttes. 350 Comment
  RSA325022  Claytonia perfoliata L. Ahart 1984-3-24 4509 Sutter Myers Ranch, Sutter Buttes, west of Marysville. 50 Comment
  CHSC36274  Claytonia perfoliata subsp. perfoliata L. Ahart 1982-4-24 3368 Sutter On a sand bar near the gravel pit, ca. 3/4 mi se of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  UC852045  Claytonia perfoliata subsp. perfoliata A. A. Heller 1915-3-25 11781 Sutter near Sutter City 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
  SEINET10572741  Claytonia rubra Lowell Ahart 1984-3-24 Ahart 4509 Sutter Myers Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 50 m. 50 Comment
  CAS-BOT-BC91532  Clematis lasiantha Roxana S. Ferris 1926-4-22 6393 Sutter Western base of Marsyville Buttes. 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-BC91540  Clematis lasiantha D. K. Gillespie; J. W. Gillespie 1930-4-25 9253 Sutter Summit of South Butte, Marysville Buttes. Comment
  CHSC45503  Clematis lasiantha Lowell Ahart 1977-4-5 1250 Sutter On the South Butte, Sutter Buttes. 457 Comment
  POM163433  Clematis lasiantha Roxana S. Ferris 1926-4-22 6358 Sutter Slopes of West Butte, Marysville Buttes Comment
  UC204574  Clematis lasiantha A. A. Heller 1914-4-1 11251 Sutter n.e. slope Marysville Buttes Comment
  UCD95612  Clematis lasiantha George F. Hrusa 1990-4-4 7632 Sutter Common on lower and mid slopes of SE to NE side of North Butte. 350 Comment
  RSA122704A  Clematis lasiantha H. A Jensen 1934-3-20 371 Sutter 2 miles S of N Butte. 274 Comment
  SEINET10536028  Clematis lasiantha Lowell Ahart 1985-5-5 Ahart 4923 Sutter Dean Ranch about 3 1/4 miles north-west of Sutter, Sutter Buttes. 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
  JEPS25988  Collinsia heterophylla G. E. Sindel 1934-4-11 63 Sutter South Butte Marysville Quadrangle, Sutter Buttes (w slope) 335 Comment
  UC407007  Collinsia heterophylla Roxana S. Ferris 1926-4-22 6340 Sutter Marysville Buttes, slopes of West Butte West Butte; Marysville Buttes, West Butte Comment
  POM163446  Collinsia heterophylla Roxana S. Ferris 1926-4-22 6340 Sutter Slopes of West Butte, Marysville Buttes Comment
  SEINET10548308  Collinsia sparsiflora var. bruceae Lowell Ahart 1984-3-24 Ahart 4522 Sutter Myers Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 50 m. 50 Comment
  SEINET10898248  Collinsia sparsiflora var. bruceae Lowell Ahart 1984-3-31 Ahart 4531 Sutter Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 300 m. 300 Comment
  UC1032596  Collinsia sparsiflora var. collina A. E. Wieslander 1934-3-11 397 Sutter 2 mi se South Butte; Marysville Buttes Quad., se of South Butte Comment
  SEINET3245867  Convolvulus arvensis G. K. Helmkamp, E. A. Helmkamp 2009-1 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
  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
  SEINET7127472  Convolvulus arvensis R. T. Short 1959-4-18 24 Sutter 2 miles west of Yuba City on highway 20 21 Comment
  CAS-BOT-BC285937  Conyza bonariensis Lowell Ahart 1983-9-4 4400 Sutter Around buildings at the Dean Cabin, Dean Ranch, Sutter Buttes 270 Comment
  SEINET3245626  Conyza bonariensis G. K. Helmkamp, E. A. Helmkamp 2009-1 15547 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
  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
  UCR219122  Conyza bonariensis George K. Helmkamp, E. A. Helmkamp 2009-8-30 15547 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
  UCR235405  Conyza bonariensis George K. Helmkamp, E. A. Helmkamp 2011-11-28 18488 Sutter Sacramento Valley, Worth Road, 0.2 mile east of its junction with Garden Highway, 4 miles southwest of Nicolaus 14 Comment
  CAS-BOT-BC285938  Conyza bonariensis Lowell Ahart 1983-8-27 4354 Sutter A little south of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  SEINET10474184  Conyza bonariensis Lowell Ahart 1983-9-4 Ahart 4400 Sutter Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 250 m. 250 Comment
  SEINET3245871  Conyza canadensis G. K. Helmkamp, E. A. Helmkamp 2009-1 15563 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
  CAS-BOT-BC288920  Conyza canadensis Lowell Ahart 1982-9-9 3780 Sutter About 0.25 mile S of the Myers home, Myers Ranch, Sutter Buttes, along the wash 50 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
  SEINET10474201  Conyza canadensis Lowell Ahart 1985-10-19 Ahart 5208 Sutter Dean Ranch, Sutter Buttes. About 12 miles west of Marysville. Comment
  CAS-BOT-BC288970  Conyza floribunda Lowell Ahart 1983-8-27 4363 Sutter A little S of the Myers home, Myers Ranch, Sutter Buttes 50 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
  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
  SEINET10473721  Cotula coronopifolia Lowell Ahart 1983-5-14 Ahart 3997 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-BC427615  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
  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
  CAS-BOT-BC427614  Crassula aquatica Lowell Ahart 1982-5-30 3486 Sutter About 1/4 mile west of Myers home, Myers Ranch, Sutter Buttes 50 Comment
  SEINET10449702  Crassula aquatica Lowell Ahart 1983-5-14 Ahart 4001 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
  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
  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
  CAS-BOT-BC427694  Crassula connata Lowell Ahart 1977-4-5 s.n. Sutter Sutter Buttes Region. On the south side of the South Butte in the Sutter Buttes. 200 Comment
  SEINET10449710  Crassula erecta Lowell Ahart 1983-5-4 Ahart 3939 Sutter Along edge of Pass Rd, ca. 4 mi w of Kellogg Rd, Sutter Buttes. Valley Grassland. West of Marysville. 50 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
  SEINET516346  Crassula saginoides Lowell Ahart 1983-1 4001 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
  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
  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
  CHSC37318  Crucianella angustifolia L. Ahart 1982-5-30 3525 Sutter Ca. 3/4 mi S of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CAS-BOT-BC190141  Crypsis schoenoides Lowell Ahart 1982-10-15 3777 Sutter Sierra Nevada. Sutter Buttes. Ca. 1/8 mile south of the Myers home, Myers Ranch. 50 Comment
  CAS-BOT-BC190143  Crypsis schoenoides John Thomas Howell 1981-10-14 54629 Sutter South side of Sutter Buttes. Oak Hill Ranch. Comment
  CHSC44556  Crypsis schoenoides Lowell Ahart 1977-7-24 1484 Sutter On the bottom of a wash, near the old gas well, on the south side of the South Butte, Sutter Buttes. 91 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
  UCD59935  Crypsis schoenoides H. L. Mason 1945-7-11 12642 Sutter Northeast of Colusa, along Butte Creek. Comment
  SEINET10507675  Crypsis schoenoides Lowell Ahart 1983-8-27 Ahart 4347 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
  CHSC37042  Crypsis vaginiflora L. Ahart 1982-9-9 3787 Sutter In gravel pit, ca. 3/4 mi s of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  UC569418  Crypsis vaginiflora H. S. Yates 1936-8-14 6136 Sutter 6 mi s Grimes; Marysville Quadrangle 15 Comment
  UCD59954  Crypsis vaginiflora Beecher Crampton 1953-9-30 1640 Sutter 5 miles east of Robbins, Sutter Bypass. Comment
  SEINET10518391  Crypsis vaginiflora Lowell Ahart 1982-1 Ahart 3787 Sutter On dry soil on bottom and sides of gravel pit, 3/4 mi s of Myers home, Myers Ranch, Sutter Buttes. Foothill woodland. 50 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
  JEPS67579  Cryptantha flaccida W. L. Jepson 1891-4-20 21136 Sutter The Buttes Region of The Marysville Buttes Comment
  UC1745602  Cryptantha flaccida Annetta M. Carter, Galen Smith, Mary Barnas 1951-4-1 3035 Sutter Below summit of South Butte. Sutter Buttes. Comment
  UC1751078  Cryptantha flaccida Annetta M. Carter, Galen Smith, Mary Barnas 1951-4-1 3023 Sutter Near base of main S peak. Sutter Buttes. Comment
  CHSC41386  Cryptantha rostellata Lowell Ahart 1986-5-24 5286 Sutter Road cut, about 1/4 mile west of the fourth gate to the Dean Ranch, near the power line, about 3 1/4 miles north of Sutter, Sutter Buttes. 213 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
  CAS-BOT-BC190205  Cynodon dactylon Lowell Ahart 1982-6-20 3625 Sutter Sierra Nevada. Just inside the first gate to the Dean Ranch, Sutter Buttes. 35 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
  SEINET2473469 Image available 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
  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
  SEINET3285085 Image available 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
  CAS-BOT-BC217970  Cynosurus echinatus John Thomas Howell 1981-10-14 s.n. Sutter Dean Ranch, Sutter Buttes Comment
  CHSC37321  Cynosurus echinatus L. Ahart 1982-5-30 3523 Sutter On a gravel bar near a wash, a little s of the gravel pit, ca. 3/4 mi s of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CDA16229  Cyperus difformis G. F. Hrusa, J. Hillard, D. Cunningham August 1998 14806 Sutter Sacramento Valley; +- 3 mi E of Sutter Buttes, off Clark Rd. 0 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
  UCR219125  Cyperus difformis George K. Helmkamp, E. A. Helmkamp 2009-8-30 15554 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
  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-BC114521  Cyperus eragrostis Lowell Ahart 1977-7-24 s.n. Sutter South side of South Butte, Sutter Buttes. 121 Comment
  CHSC37330  Cyperus eragrostis L. Ahart 1982-6-19 3597 Sutter Bottom of a small wash, ca. 3/4 mi s of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  UC1100536  Cyperus eragrostis Herbert L. Mason 1945-9-18 12704 Sutter overflow lands of Sutter By-pass near bridge on Yuba City-Knight's Landing Hwy. Comment
  UCR195151  Cyperus eragrostis George 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
  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
  SEINET9798266 Image available Cyperus erythrorhizos 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
  CAS-BOT-BC114351  Cyperus erythrorhizos John Thomas Howell 1974-9-19 50875 Sutter On the edge of rice fields, 1.7 mi S of Robbins on road to Knights Landing. 7 Comment
  SD122524  Cyperus niger Lowell Ahart 1984-10-22 4823 Sutter West of Marysville; Sutter Buttes; on the south side of South Butte; Valley Grassland and Foothill Woodland. 149 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
  SEINET10467154  Cyperus niger var. capitatus Lowell Ahart 1983-9-4 Ahart 4386 Sutter Southeast of the Dean Cabin, Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 250 m. 250 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
  CAS-BOT-BC114039  Cyperus squarrosus Lowell Ahart 1982-6-19 3589 Sutter Myers Ranch, Sutter Buttes. 50 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
  CAS-BOT-BC114216  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-BC114212  Cyperus strigosus Lowell Ahart 1982-10-11 3870 Sutter Below the bridge on Pass Road, a little E of the Gass Compression Station, Sutter Buttes. 50 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
  SEINET10467196  Cyperus strigosus Lowell Ahart 1984-10-22 Ahart 4822 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
  CHSC37188  Dactylis glomerata L. Ahart 1982-6-20 3646 Sutter Ca. 1.8 mi s of the Dean Cabin, Dean Ranch, Sutter Buttes. 350 Comment
  JEPS32211  Damasonium californicum Joseph Andorfer Ewan and Nesta Ewan 1936-5-9 9531 Sutter Pennington road 5 mi. w. of Live Oak 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
  JEPS78748  Damasonium californicum Edward Lee 1936-5-9 2031 Sutter ca. 5 mi. w. Live Oak (very beginning of foothills on n.e. side of Marysville Buttes); Marysville Buttes 30 Comment
  UC142438  Damasonium californicum Dr. E. B. Copeland 1903-5-29 3282 Sutter Comment
  POM208387  Damasonium californicum E. B. Copeland 1903-5-29 3282 Sutter Edge of Tule land. Comment
  RSA289976  Damasonium californicum Edward Lee 1936-5-9 2031 Sutter The very beginning of the foothills on the NE side of Marysville Buttes, about 5 miles W of Live Oak. 30 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
  UCR219124  Daucus carota George K. Helmkamp, E. A. Helmkamp 2009-8-30 15553 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
  CHSC29122  Daucus pusillus M. S. Taylor 1980-5-1 2580 Sutter S side of South Butte, Sutter Buttes, ca. 2 mi w of Yuba City. 609 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
  CHSC45873  Daucus pusillus Lowell Ahart 1984-5-21 4622 Sutter At the old homestead, on the south side of the South Butte, Sutter Buttes. 365 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
  CAS-BOT-BC121517  Delphinium gracilentum A. A. Heller 1914-4-1 11250 Sutter In the Marysville Buttes Comment
  CAS-BOT-BC121518  Delphinium gracilentum Roxana S. Ferris 1936-4-22 6350 Sutter Slopes of west butte, Marysville Buttes Comment
  CAS-BOT-BC121520  Delphinium gracilentum Roxana S. Ferris 1917-4-18 679 Sutter Marysville Buttes 121 Comment
  CAS-BOT-BC121521  Delphinium gracilentum Lowell Ahart 1981-4-13 2757 Sutter West of Dean Cabin, Sutter Buttes 350 Comment
  CAS-BOT-BC10163  Delphinium hansenii Lincoln Constance 1941-5-29 2835 Sutter Lower ridges south of main peaks, Marysville Buttes, northwest of Sutter 365 Comment
  UC660027  Delphinium hansenii Lincoln Constance 1941-5-29 2835 Sutter nw Sutter (lower ridges s of main peaks); Marysville Buttes 365 Comment
  CAS-BOT-BC10164  Delphinium hansenii Lowell Ahart 1982-5-30 3509 Sutter Myers Ranch, Sutter Buttes, near south fence line, about 0.75 mile south of the Myers home 50 Comment
  LA207409  Delphinium hansenii Lincoln Constance; 1941-5-29 2835 Sutter Lower ridges S of main peaks, Maryville Buttes, NW of Sutter 365 Comment
  RSA264914  Delphinium hansenii Lincoln Constance 1941-5-29 2835 Sutter Lower ridges S of main peaks, Marysville Buttes, NW of Sutter. Comment
  CHSC40320  Delphinium hansenii subsp. hansenii Lowell Ahart 1985-5-20 5013 Sutter East of a 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
  SBBG27178  Delphinium hansenii subsp. hansenii L. Constance 1941-5-29 2835 Sutter lower ridges S of main peaks, Marysville Buttes, NW of Sutter 365 Comment
  UC726088  Delphinium hesperium A. A. Heller 1941-4-23 16077 Sutter s side West Butte Road; Marysville Buttes 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
  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
  CAS-BOT-BC9993  Delphinium nudicaule Lowell Ahart 1980-5-1 2151 Sutter South Butte, Sutter Buttes 600 Comment
  CAS-BOT-BC9994  Delphinium nudicaule Doris Kildale Gillespie; John Wynn Gillespie 1930-4-25 9261 Sutter Summit of South Butte, Marysville Buttes Comment
  UC1126010  Delphinium nudicaule F. W. Embree 1934-3-21 12 Sutter 3/4 mi ne West Butte; Marysville Buttes Quadrangle 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
  UC118642  Delphinium nudicaule J. W. Blankinship 1893-4-29 Sutter Marysville Buttes Comment
  UCD95887  Delphinium nudicaule George F. Hrusa 1990-4-4 7649 Sutter Common on the lower ridge near the summit extending to the E and NE. 550 Comment
  CAS-BOT-BC116447  Delphinium patens subsp. patens J. H. Thomas 1981-4-20 20341 Sutter Sutter Buttes. 1/2-3/4 miles eastward of Dean Place 182 Comment
  UC1601335  Delphinium patens subsp. patens J. W. Blankinship Sutter Marysville Buttes Comment
  CAS-BOT-BC17006  Delphinium recurvatum B. Goldsmith 1900-5-15 s.n. Sutter Yuba City Comment
  CHSC45961  Delphinium variegatum subsp. variegatum Lowell Ahart 1982-4-23 3340 Sutter About 3/4 mile west and near the north fence line, west of the Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  UC467709  Delphinium variegatum subsp. variegatum J. W. Blankinship Sutter 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
  UCD37813  Deschampsia danthonioides Beecher Crampton 1962-4-17 6153 Sutter Sutter County, near Placer County, Riego Station. 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
  UCD62778  Deschampsia danthonioides var. gracilis A. A. Beetle 1945-4-15 3865 Sutter 6 miles NE of Sutter. Eastern base of Marysville Buttes. Comment
  UC1133871  Dichelostemma capitatum A. E. Wieslander 1934-3-11 376 Sutter 2 mi n Union School; Marysville Quad. 30 Comment
  UC1133893  Dichelostemma capitatum G. E. Sindel 1934-3-20 26 Sutter s slope North Butte; Sutter National Forest, Marysville Buttes 274 Comment
  UCD140572  Dichelostemma capitatum Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7614 Sutter Sutter County; Sutter Buttes. Dean Ranch. South of North Butte. Western slope of Sunrise Ridge. 271 Comment
  CAS-BOT-BC499501  Dichelostemma capitatum A. A. Heller 1914-4-1 s.n. Sutter Marsville Buttes Comment
  CAS-BOT-BC499503  Dichelostemma capitatum Lowell Ahart 1985-5-5 4921 Sutter Near the west fence, south of Huff Canyon, about 3/4 mile west of the Dean Cabin, Dean Ranch, Sutter Buttes 250 Comment
  UCD15297  Dichelostemma capitatum Margit Sands 1985-4-6 4 Sutter Sutter Buttes, Dean Place; 213 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
  UC1133991  Dichelostemma multiflorum G. E. Sindel 1934-4-3 54 Sutter 2 mi n and 0.5 mi w Union School; Marysville Buttes Quad. 45 Comment
  CAS-BOT-BC501073  Dichelostemma multiflorum Lowell Ahart 1982-4-24 3377 Sutter 3/4 mile southwest of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CAS-BOT-BC209118  Digitaria sanguinalis John Thomas Howell 1981-10-13 54611 Sutter Bobelaine Audubon Sanctuary, Feather River at mouth of Bear River 9 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
  SEINET10864367  Digitaria sanguinalis Lowell Ahart 1982-10-11 Ahart 3869 Sutter On dry soil along edge od West Butte Rd, 1/2 mi S of Sacramento Outing Club, Sutter Buttes. Valley Grassland. 50 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
  CAS-BOT-BC151327  Diplacus tricolor Lowell Ahart 1984-4-19 4572 Sutter Along the edge of West Butte Road, about 1/8 mile north of the Sacramento Outing Club, Sutter Buttes 35 Comment
  CHSC91096  Diplacus tricolor Lowell Ahart; Jack Lindsay 2005-5-31 11835 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
  CAS-BOT-BC43556  Diplotaxis tenuifolia A. Eastwood 1919-9-1 s.n. Sutter Yuba City. Comment
  CDA3677  Diplotaxis tenuifolia T. C. Fuller 1962-5-17 8700 Sutter East of Garden Highway opposite County Fairgrounds, Yuba City. 0 Comment
  CDA24807  Diplotaxis tenuifolia T. C. Fuller 1962-5-17 8700 Sutter East of Garden Highway opposite County Fairgrounds, Yuba City. 0 Comment
  CAS-BOT-BC208643  Distichlis spicata Lowell Ahart 1984-9-22 4794 Sutter At the lower part of the South Butte, Sutter Buttes. 70 Comment
  UCD39005  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
  UCD64609  Distichlis spicata var. stricta L. Ahart 1984-9-22 4794 Sutter Vicinity of South Butte, Sutter Buttes; west of Marysville. 70 Comment
  SEINET10509355  Distichlis spicata var. stricta Lowell Ahart 1984-9-22 Ahart 4794 Sutter Vicinity of South Butte, Sutter Buttes; west of Marysville. Valley Grassland and Foothill Woodland; 70 to 440 m in elev. 70 Comment
  CHSC45959  Dodecatheon clevelandii subsp. patulum Lowell Ahart 1984-3-24 4510 Sutter Sutter Buttes, Myers Ranch, about 1/4 mile west of the Myers home. 45 Comment
  SD122558  Dodecatheon clevelandii subsp. patulum Lowell Ahart 1984-3-24 4510 Sutter Myers Ranch, Sutter Buttes, west of Marysville 49 Comment
  UC1123271  Dodecatheon hendersonii H. S. Yates 1934-3-11 3677 Sutter 1 mi ne North Butte; Marysville Buttes Quad. Comment
  CHSC40260  Downingia bicornuta Lowell Ahart 1985-5-5 4893 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
  UC1220990  Downingia bicornuta var. picta Beecher Crampton 1962-4-17 6150 Sutter Riego Station, extreme se corner of Sutter County, Comment
  SBBG7447  Downingia elegans H. and M. Dearing 1933-5-24 1816 Sutter W of Gridley 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
  UCD37824  Downingia insignis Beecher Crampton 1962-4-17 6196 Sutter Sutter County, 5 miles north of Meridian, on West Butte Road, 2 miles north-northeast of West Butte, western slopes of Sutter Buttes. 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
  CAS-BOT-BC70828  Dryopteris arguta Lowell Ahart 1983-9-19 4443 Sutter north side of the South Butte, Sutter Buttes 650 Comment
  CAS-BOT-BC70830  Dryopteris arguta Lowell Ahart 1981-5-31 2863 Sutter Dean Ranch, Sutter Buttes 350 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-BC208559  Echinochloa crus-galli Lowell Ahart 1981-9-10 3135 Sutter South side of South Butte, Sutter Buttes 450 Comment
  CHSC37057  Echinochloa crus-galli L. Ahart 1982-10-11 3878 Sutter On the bottom of a wash, below bridge, a little e of the Gas Compression Station, Pass Rd, Sutter Buttes. 50 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
  SEINET3856764 Image available Echinochloa crus-galli George K. Helmkamp, E. A. Helmkamp 2010-10-20 17039 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
  UCD32924  Echinochloa crus-galli Beecher Crampton 1965-7-8 7443 Sutter Sutter County, 3.5 miles south of Nicolaus. Comment
  UCD60880  Echinochloa crus-galli Beecher Crampton 1953-9-30 1639 Sutter Sutter Bypass, 5 miles east of Robbins. 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
  UCR201761  Echinochloa crus-galli George K. Helmkamp, E. A. Helmkamp 2008-10-6 14215 Sutter Sacramento Valley, South Butte Road 1.2 miles northwest of junction with CA-20, west of Yuba City 23 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
  SEINET10507371  Echinochloa oryzicola Lowell Ahart 1983-8-4 Ahart 4266 Sutter T16N R1E se sec 26. At the old homestead, s side of South Butte, Sutter Buttes. Foothill Woodland; 450 m. 450 Comment
  CAS-BOT-BC291135  Eclipta prostrata John Thomas Howell 1974-9-19 50872 Sutter 1.7 miles south of Robbins on road to Knights Landing 7 Comment
  CDA4577  Eclipta prostrata T. C. Fuller 1958-10-17 1446 Sutter 4 miles east of Knights Landing. 0 Comment
  CAS-BOT-BC445820  Egeria densa John Thomas Howell 1981-10-13 54620 Sutter Bobelaine Audubon Sanctuary, Feather River at mouth of Bear River 9 Comment
  RSA201858  Elatine ambigua June McCaskill 1968-6-21 735 Sutter On Van Dyke property, 1/2 mile west of Van Dyke Dryer, ca. 3 mi les north of Pleasant Grove. Comment
  SFV12224  Elatine ambigua B. J. McCaskill 1968-6-21 735 Sutter On Van Dyke property, 0.5 miles west of Van Dyke Dryer, about 3 miles north of Pleasant Grove. Comment
  JEPS111349  Elatine brachysperma R. V. Lansdown 2007-4-27 Sutter Off Mayer Road, N of Marysville. Ditch running along the E side of a slough, which has a railway to the W. 19 Comment
  SEINET10447964  Elatine heterandra Lowell Ahart 1984-4-19 Ahart 4557 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
  JEPS111354  Eleocharis acicularis R. V. Lansdown 2007-4-24 Sutter Off Mayer Road, N of Marysville. 19 Comment
  CAS-BOT-BC113347  Eleocharis engelmannii Lowell Ahart 1983-9-4 4409 Sutter Near the first gate to the Dean Ranch. 35 Comment
  JEPS98440  Eleocharis macrostachya Lowell Ahart 2000-5-26 8403 Sutter 8 air miles NW of Sutter (Butte Sink, field on S side of Mawson Bridge and Pass Road, 1 mi W of West Butte) 15 Comment
  CAS-BOT-BC112780  Eleocharis macrostachya Lowell Ahart 1981-7-3 2891 Sutter South side of South Butte, Sutter Buttes 100 Comment
  CDA16225  Eleocharis obtusa var. engelmannii G. F. Hrusa, J. Hillard, D. Cunningham August 1998 14802 Sutter Sacramento Valley; +- 3 mi E of Sutter Buttes, off Clark Rd. 0 Comment
  CDA38978  Eleocharis rostellata Stan Anderson 1977-10-13 s.n. Sutter Elverta; Gray s Nursery. 0 Comment
  CDA34107  Elodea canadensis P. Hiatt 1979-9-13 Sutter Feather River below rapids. 0 Comment
  CHSC91268  Elymus caput-medusae Lowell Ahart; Jack Lindsay 2005-5-31 11841 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
  CAS-BOT-BC227151  Elymus elymoides Lowell Ahart 1980-5-1 2150 Sutter South Butte, Sutter Buttes Comment
  CAS-BOT-BC227150  Elymus elymoides Lowell Ahart 1984-5-21 4635 Sutter East of where the road forks to go to each radio tower, near the lower radio tower on the South Butte, Sutter Buttes 675 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
  CHSC41432  Elymus glaucus Lowell Ahart 1986-5-24 5297 Sutter On a bank of a 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
  RSA126916  Elymus glaucus F. W. Embree 1934-5-1 48 Sutter 2 miles NNW. of Slough School; Marysville Buttes 15 Comment
  JEPS78755  Elymus glaucus subsp. glaucus Edward Lee 1936-5-10 2104 Sutter North Butte Marysville Buttes (s side) Comment
  CHSC47642  Elymus multisetus Lowell Ahart 1984-5-21 4635 Sutter Rock outcropping where the road forks to go to each radio tower, near the lower radio tower on the South Butte, Sutter Buttes. 579 Comment
  POM359959  Elymus multisetus L. Ahart 1984-5-21 4635 Sutter E of where the road forks to go to each radio tower, near the lower radio tower on South Buttes, W of Marysville. 675 Comment
  SEINET12194606  Epilobium adenocaulon Unknown 1984-1 4767 Sutter S side of South Butte, Sutter Buttes 100 Comment
  CHSC37045  Epilobium brachycarpum L. Ahart 1982-9-9 3789 Sutter On banks of a wash, near gravel pit, ca. 3/4 mi s of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC37053  Epilobium brachycarpum L. Ahart 1982-10-11 3879 Sutter Along Pass Rd, near bridge, and a little e of the Gas Compression Station, Sutter Buttes. 50 Comment
  RSA462345  Epilobium brachycarpum L. Ahart 1984-10-22 4816 Sutter On the S side of South Butte, Sutter Buttes, west of Marysville. 150 Comment
  SEINET11265850  Epilobium brachycarpum George 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 (1051/4) of Trowbridge (Sheridan 7.5' Q.); 0 17 Comment
  SEINET3856776 Image available Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2010-10-20 17052 Sutter Sacrament Valley: along Nicolalus Ave. 0.5 miles E of Trowbridge 15 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
  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
  CHSC41468  Epilobium campestre Lowell Ahart 1986-5-26 5322 Sutter Along West Butte Road, about 1/2 mile north of the Sacramento Outing Club, Sutter Buttes. 30 Comment
  CHSC37183  Epilobium densiflorum L. Ahart 1982-6-20 3641 Sutter On sides of a small stream, ca. 1/4 mi nw of the Dean Cabin, Dean Ranch, Sutter Buttes. 350 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
  SJSU8116  Equisetum laevigatum J. B. Willis Jr. 1969-4-19 Sutter near public boat-landing on Feather R 3.5 mi S of Yuba City Comment
  UCR194888  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 11 Comment
  UCR233058  Equisetum laevigatum George K. Helmkamp, E. A. Helmkamp 2011-5-12 17281 Sutter Sacramento Valley, 0.1 mile southwest of village of Nicolaus on 1st Street, beside the Feather River 9 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
  SEINET10470669  Equisetum laevigatum Lowell Ahart 1983-9-4 Ahart 4382 Sutter Southeast of the Dean Cabin, Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 250 m. 250 Comment
  UCR198100  Eragrostis curvula Beecher Crampton 1971-6-18 8726 Sutter Sacramento Valley, 1 mi south of Robbins 7 Comment
  CHSC117127  Eragrostis curvula var. curvula B. Castro; Tom Boullion 2009-9-30 1800 I 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. Informal access road to revegetation site, in grassy band between narrow riparian strip and main levee. 15 Comment
  UCD38664  Eragrostis pectinacea Beecher Crampton 1957-9-17 4632 Sutter 12 miles south of Yuba City. Comment
  UC1108696  Eragrostis pectinacea var. pectinacea H. R. Bennett 1954-8-2 Sutter 6 mi w Yuba City 22 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
  UCD36468  Eragrostis pilosa Beecher Crampton 1953-9-30 1645 Sutter 5 miles east of Robbins, along irrigation canal east of Sutter Bypass. Comment
  UCD65663  Eragrostis pilosa Beecher Crampton 1953-9-30 1645 Sutter 5 miles east of Robbins, along irrigation canal east of Sutter Bypass. 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
  CAS-BOT-BC292357  Ericameria linearifolia A. A. Heller 1915-4-3 11803 Sutter S slope of South Butte, Marysville Buttes 304 Comment
  CAS-BOT-BC292360  Ericameria linearifolia D. K. Gillespie; J. W. Gillespie 1930-4-25 9240 Sutter Summit, Smith Butte, Marysville Buttes Comment
  CAS-BOT-BC292361  Ericameria linearifolia Rimo Bacigalupi 1933-4-23 2233 Sutter At N base of North Butte, Marysville Buttes 368 Comment
  CHSC29124  Ericameria linearifolia M. S. Taylor 1980-5-1 2581 Sutter Side of South Butte, Sutter Buttes, ca. 2 mi w of Yuba City. 609 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
  CAS-BOT-BC234202  Erigeron divergens A. A. Heller 1905-3-22 7579 Sutter Marysville Buttes Comment
  CAS-BOT-BC298573  Erigeron divergens Roxana S. Ferris 1926-4-22 6371 Sutter Slopes of West Butte, Marysville Buttes Comment
  CHSC42755  Erigeron divergens Lowell Ahart 1977-4-10 1287 Sutter On the side of the South Butte, Sutter Buttes. 457 Comment
  SBBG60730  Erigeron divergens A. A. Heller 1927-4-15 14341 Sutter S side of Marysville Buttes Comment
  UC398629  Erigeron divergens A. A. Heller 1927-4-15 14341 Sutter on the very edge of the summit South Peak (near the type station, s side of Marysville Buttes); Marysville Buttes, South Peak Comment
  UC407008  Erigeron divergens Roxana S. Ferris 1926-4-22 6356 Sutter slope West Butte (cliffs); Marysville Buttes Comment
  UC579406  Erigeron divergens G. E. Sindel 1935-4-6 38 Sutter 1 1/2 mi nw North Butte; Marysville Quadrangle, Marysville Buttes 228 Comment
  CAS-BOT-BC234204  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-BC234205  Erigeron divergens Lowell Ahart 1977-4-10 s.n. Sutter South Butte, Sutter Buttes; California Foothill Woodland. The plant was growing on dry rocky soil by large rocks, Found on the south-west side of the South Butte. 500 Comment
  CAS-BOT-BC298571  Erigeron divergens Dr. Isabel McCracken 1938-5-21 s.n. Sutter Marywville Buttes, east side Comment
  CAS-BOT-BC295152  Erigeron inornatus Lowell Ahart 1980-6-21 2434 Sutter South Butte, Sutter Buttes 350 Comment
  CHSC40477  Erigeron inornatus var. inornatus Lowell Ahart 1985-5-20 5020 Sutter Slopes below the lower radio tower, on the south side of the South Butte, Sutter Buttes. 594 Comment
  CDA4940  Erigeron philadelphicus J. T. Howell 1978-4-16 52819 Sutter Bobelaine Audubon Sanctuary on northwest bank of Feather River at the confluence of Bear River. 0 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
  JEPS124162  Eriochloa acuminata var. acuminata Lowell Ahart 2015-11-4 20611 Sutter 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. Comment
  UCR232619  Eriochloa contracta George K. Helmkamp, E. A. Helmkamp 2011-10-8 18406 Sutter Northern Sacramento Valley, Live Oak, Larkin Road, 0.3 mile south of Live Oak and just west of CA-99 34 Comment
  CAS-BOT-BC189013  Eriodictyon californicum John H. Thomas 1981-4-30 20433 Sutter Huff Canyon, N Butte area, Sutter Buttes 304 Comment
  JEPS105857  Eriodictyon californicum Lowell Ahart 2004-5-2 10841 Sutter On a mountainside, on the northwest side of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter 480 Comment
  UC1124308  Eriodictyon californicum F. W. Embree 1934-3-21 13 Sutter 3/4 mi e and 1/2 mi n West Butte; Marysville Buttes Quadrangle 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-BC261455  Eriogonum nudum var. nudum Lowell Ahart 1984-10-22 4821 Sutter On the south side of the South Butte, Sutter Buttes 150 Comment
  CAS-BOT-BC261456  Eriogonum nudum var. nudum Lowell Ahart 1981-9-10 3128 Sutter South Butte, Sutter Buttes 350 Comment
  CHSC34109  Eriogonum nudum var. pubiflorum L. Ahart 1981-9-10 3128 Sutter On the s side of South Butte; Sutter Buttes. 350 Comment
  CAS-BOT-BC253071  Eriogonum roseum John Thomas Howell 1981-10-13 54619 Sutter Bobelaine Audobon Sanctuary, Feather River at mouth of Bear River 9 Comment
  CHSC37044  Eriogonum roseum var. roseum L. Ahart 1982-9-9 3790 Sutter On banks of deep wash, near gravel pit, ca. 3/4 mi s of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CAS-BOT-BC301459  Eriophyllum lanatum var. grandiflorum Roxana S. Ferris 1926-4-22 6322 Sutter Slopes of West Butte, Marysville Buttes Comment
  JEPS105842  Eriophyllum lanatum var. grandiflorum Lowell Ahart 2004-5-2 10819 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
  JEPS79432  Eriophyllum lanatum var. grandiflorum Edward Lee with A. Carter, J. and N. Ewan 1936-5-9 2073 Sutter North Butte Marysville Buttes (e side) Comment
  JEPS79433  Eriophyllum lanatum var. grandiflorum Edward Lee with A. Carter, J. and N. Ewan 1936-5-10 2146 Sutter summit and vicinity of South Butte; Marysville Buttes Comment
  SBBG119808  Eriophyllum lanatum var. grandiflorum L. Ahart 2004-5-2 10819 Sutter SW side of the S Butte at Sutter Buttes, W of the old homestead at the large outcrop, ca. 5 air mi NW of Sutter 260 Comment
  UC179645  Eriophyllum lanatum var. grandiflorum A. A. Heller 1914-5-6 11366 Sutter Marysville Buttes 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
  CHSC35310  Erodium brachycarpum L. Ahart 1982-3-20 3256 Sutter At foot of North Butte, n of Dean Cabin, Sutter Buttes. 350 Comment
  CHSC36280  Erodium brachycarpum L. Ahart 1982-4-23 3307 Sutter W of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  JEPS61374  Erodium brachycarpum W. L. Jepson 1891-4-20 13555 Sutter Willow Branch Marysville Buttes Comment
  UC566109  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
  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
  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
  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
  CHSC37173  Eryngium castrense L. Ahart 1982-6-20 3624 Sutter Just inside the first gate to the Dean Ranch, Sutter Buttes. 35 Comment
  JEPS15847  Eryngium castrense Robert F. Hoover 1936-5-20 1148 Sutter Pleasant Grove Pleasant Grove' 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
  UC1191958  Eryngium castrense Herbert L. Mason and Verne Grant 1946-9-4 13101 Sutter Colusa Gun Club 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-BC54601  Erysimum capitatum H. H. Keifer 1928-5-2 s.n. Sutter North Peak, Marysville Buttes. Comment
  UC1126595  Erysimum capitatum H. S. Yates 1934-3-11 3664 Sutter North Butte Marysville Buttes Quadrangle Comment
  CAS-BOT-BC54596  Erysimum capitatum Lowell Ahart 1982-3-6 3245 Sutter (Old Man Mountain). Southwest of the Dean Cabin, Dean Ranch, Sutter Buttes. 500 Comment
  UCD114975  Erysimum capitatum George F. Hrusa 1990-4-4 7651 Sutter on S side of North Butte. Comment
  CHSC42745  Erysimum capitatum var. capitatum Lowell Ahart 1977-4-5 1253 Sutter On the west side of the South Butte, Sutter Buttes. 457 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
  CHSC12052  Erythranthe nasuta K. J. Hislop 1970-3-25 114 Sutter In bog area of stream ca. 250 yds ne of Cole House, Moore Canyon, Sutter Buttes. 121 Comment
  CHSC12061  Eschscholzia caespitosa Paul C. Chung 1970-3-28 Sutter Lower Moore Canyon about 800 yds from Cole farm house, Cole Ranch. 152 Comment
  CHSC36275  Eschscholzia caespitosa L. Ahart 1982-4-24 3379 Sutter On sides of small hollow in hillside, near s fence line, ca. 3/4 mi sw of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CAS-BOT-BC402867  Eschscholzia caespitosa J. W. Blankinship 1893-4-29 s.n. Sutter Unspecified Comment
  UCD15304  Eschscholzia caespitosa Margit Sands 1985-4-6 12 Sutter Sutter Buttes, Dean Place, half a mile from the ranch buildings; 274 Comment
  RSA122675  Eschscholzia caespitosa subsp. caespitosa F. W. Embree 1934-3-21 4 Sutter Marysville Buttes, 1.25 mile north of West Butte 183 Comment
  CAS-BOT-BC402929  Eschscholzia californica John H. Thomas 1981-4-20 20411 Sutter Sutter Buttes. Huff Canyon - North Butte area 304 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
  UC1114143  Eschscholzia lobbii Gene B. Newcomb and H. G. Baker 1959-3-28 225 Sutter 14.6 mi e Meridian (on West Butte Road via Pass Road); Sutter Buttes 30 Comment
  UC1126386  Eschscholzia lobbii H. S. Yates 1934-3-11 3688 Sutter 2 mi s North Butte; Marysville Quadrangle Comment
  CAS-BOT-BC419558  Eschscholzia lobbii Lowell Ahart 1981-4-7 s.n. Sutter Myers Ranch. North side of Sutter Buttes 50 Comment
  CAS-BOT-BC419561  Eschscholzia lobbii A. A. Heller 1905-3-22 7575 Sutter At middle elevations on the eastern slope of the ridge east of South Butte, Marysville Buttes 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
  UCD142400  Euphorbia heterophylla T. C. Fuller; G. D. Barbe 1984-9-26 4104 Sutter 0.15 mile south of Nuestro Road; on west side of Terra Buena Road; northwest of Yuba City. 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
  CAS-BOT-BC207089  Euphorbia ocellata Lowell Ahart 1983-9-4 4408 Sutter 1.5 miles southeast of the Dean Cabin, Sutter Buttes - Sierra Nevada 270 Comment
  CAS-BOT-BC207090  Euphorbia ocellata Lowell Ahart 1982-9-9 3785 Sutter Deep wash about 1/2 mile south of Myer's home, Myers Ranch, Sutter Buttes - Sierra Nevada 50 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
  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
  CHSC43336  Euphorbia spathulata Lowell Ahart 1977-4-7 1266 Sutter On the Myers Ranch, Sutter Buttes. 45 Comment
  SEINET10841025  Euphorbia spathulata Lowell Ahart 1984-3-24 Ahart 4518 Sutter Myers Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 50 m. 50 Comment
  CAS-BOT-BC459234  Euthamia occidentalis John Thomas Howell 1981-10-13 54617 Sutter Feather River at mouth of Bear River 9 Comment
  CDA38805  Festuca elmeri L. Ahart 2004-5-29 10969 Sutter 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. 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
  UCR198065  Festuca microstachys var. ciliata Beecher Crampton 1962-4-17 6210 Sutter Sacramento Valley, 2.5 mi northwest of Sutter, Sutter Buttes Comment
  HSC101626  Festuca perennis J. P. Smith 2010-5-20 12883 Sutter Along Marcuse Road, west of U.S. 99 5 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
  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
  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-BC53859  Frangula californica subsp. tomentella John Thomas Howell 1981-10-14 54641 Sutter Dean Ranch, Sutter Buttes 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-BC53864  Frangula californica subsp. tomentella Lowell Ahart 1985-10-19 5215 Sutter Sutter Buttes - Dean Ranch - about 100 yards north-east of Little North Butte, about 1/2 mile north of the Dean Cabin 320 Comment
  CAS-BOT-BC53865  Frangula californica subsp. tomentella D. K. Gillespie; J. W. Gillespie 1930-4-25 9246 Sutter Summit of South Butte, Marysville Buttes Comment
  CAS-BOT-BC53868  Frangula californica subsp. tomentella Roxana S. Ferris 1917-4-18 637 Sutter Marsville Buttes 121 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
  UCD99589  Frankenia salina D. H. Hartmann 1941-8-10 s.n. Sutter below Sutter Causeway on #24. Comment
  UCR218949  Fraxinus latifolia George K. Helmkamp, E. A. Helmkamp 2009-8-30 15567 Sutter Sacramento Valley, along Nicolaus Ave., at the crossing over Coon Creek, just south of the junction with Warren Road, 1.1 mi. SE (103 deg. ) of Trowbridge 14 Comment
  CAS-BOT-BC223482  Fraxinus latifolia Beecher Crampton 1975-5-10 9193 Sutter Sacramento River S.E. of Knight's Landing Comment
  CHSC90021  Galium aparine Steve Mathews 2001-4-27 36 Sutter Pass Road at the Sutter Bypass. UTM: 594310E/4338132N/zone 10S. 19 Comment
  UC1143143  Galium aparine G. E. Sindel 1934-3-20 25 Sutter s slope North Butte; Marysville Buttes Comment
  UCR173540  Galium aparine George K. Helmkamp, Elizabeth Helmkamp 2006-4-6 10137 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
  JEPS6619  Galium porrigens var. porrigens W. L. Jepson 1891-4-20 Sutter canyons near Butte Pass; Region of the Marysville Buttes Comment
  CHSC87911  Galium porrigens var. tenue Lowell Ahart 2004-5-29 10980 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-BC192054  Garrya fremontii Lowell Ahart 1981-7-3 2902 Sutter On north side of the South Butte, Sutter Buttes 600 Comment
  UC1122683  Garrya fremontii G. E. Sindel 1934-4-14 66 Sutter 0.25 mi nw South Butte; Marysville Buttes 487 Comment
  UCD121136  Garrya fremontii George F. Hrusa 1990-4-4 7623 A Sutter NE point of summit of North Butte. 550 Comment
  CHSC37236  Gastridium phleoides L. Ahart 1982-5-30 3471 Sutter On and along cow trails ca. 1/4 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  HSC92440  Gastridium phleoides L. Ahart 1982-5-30 3471 Sutter 1/4 mi. W jof the Myers home, Myers Ranch, Sutter Buttes 46 Comment
  CAS-BOT-BC278696  Gastridium phleoides John Thomas Howell 1981-10-14 54644 Sutter Dean Ranch, Sutter Buttes Comment
  CAS-BOT-BC278698  Gastridium phleoides John H. Thomas 1980-12-7 20206 Sutter Sutter Buttes. Huff Canyon Area Comment
  CAS-BOT-BC283835  Gastridium ventricosum Lowell Ahart 1985-5-5 4912 Sutter About 3/4 mile SE of the Dean Cabin, Dean Ranch, about 3.5 miles NW of Sutter, Sutter Buttes 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
  CAS-BOT-BC283837  Gastridium ventricosum H. R. Bennett 1954-8-6 s.n. Sutter Along Feather River, Yuba City 18 Comment
  SEINET10832003  Gastridium ventricosum Lowell Ahart 1982-5-30 Ahart 3471 Sutter On dry packed bare soil on and along cow trails about 1/4 mi W of Myers home, Myers Ranch, Sutter Buttes. Not common. Foothill Woodland. 50 Comment
  RSA0115747  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
  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
  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
  UCD37818  Geranium dissectum Beecher Crampton 1962-4-17 6164 Sutter East Nicolaus. 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
  CHSC12050  Gilia capitata K. J. Hislop 1970-3-25 112 Sutter Found at top of cliff, ca. 500 yds. e of Cole House, Moore Canyon, Sutter Buttes. 121 Comment
  UCD117657  Gilia capitata George F. Hrusa 1990-4-4 7654 Sutter Sutter Buttes, on south side of North Butte. 250 Comment
  CHSC42758  Gilia capitata subsp. pedemontana Lowell Ahart 1977-4-10 1292 Sutter On the south side of the South Butte, Sutter Buttes. 457 Comment
  UC1123738  Gilia capitata subsp. staminea G. E. Sindel 1934-3-30 40 Sutter 1.25 mi s North Butte; Marysville Buttes Quad. 396 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
  UCD117955  Gilia tricolor George F. Hrusa 1990-4-4 7646 Sutter south side of North Butte, Sutter Buttes. 91 Comment
  POM64857  Gilia tricolor subsp. diffusa Roxana S. Ferris 1917-4-18 648 Sutter Marysville Buttes. 122 Comment
  UC1123831  Gilia tricolor subsp. tricolor H. S. Yates 1934-3-11 3676 Sutter 1 mi ne North Butte; Marysville Buttes Quad. Comment
  CDA20470  Glyceria declinata M. Stelmok 2004-3-24 PDR 1411715 Sutter Sacramento Valley; Growing in fallow rice field. Clay soil. 0 Comment
  HSC95606  Glyceria declinata G. Fred Hrusa, J. Glazner 1997-4-15 Sutter Calpine electrical generation facility, west of East Township Road Comment
  SEINET10475148  Gnaphalium californicum Lowell Ahart 1985-5-20 Ahart 5018 Sutter South Butte, Sutter Buttes, about 12 miles W of Marysville, Ca. On the south side. Comment
  CDA6039  Gnaphalium luteoalbum T. R. Haig 1959-7-7 Sutter 10 miles west of Nicholaus. 0 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
  CAS-BOT-BC303344  Gnaphalium palustre Lowell Ahart 1982-5-30 3455 Sutter Near the fence, about 1/8 mile W of the Myers home, Myers Ranch, Sutte Buttes 50 Comment
  CAS-BOT-BC304993  Grindelia hirsutula Lowell Ahart 1977-5-19 s.n. Sutter South Butte, Sutter Buttes 200 Comment
  UCD132566  Grindelia hirsutula Michael A. Vincent 1999-6-12 8638 Sutter along CA Route 20 at Cornelius Avenue, Yuba City, 3.4 miles west of Yuba county line. Comment
  CHSC37169  Grindelia hirsutula var. davyi L. Ahart 1982-6-19 3605 Sutter Near the gravel pit, ca. 1/2 mi s of Myers home, Myers Ranch, Sutter Buttes. 50 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
  UCR237452  Grindelia hirsutula var. davyi George K. Helmkamp, E. A. Helmkamp 2012-2-23 18566 Sutter Sacramento Valley, east end of Kirkville Road at the west edge of Sutter Bypass Causeway 15 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
  SEINET10474707  Helenium puberulum Lowell Ahart 1985-10-19 Ahart 5218 Sutter Dean Ranch, Sutter Buttes. About 12 miles west of Marysville. Comment
  CAS-BOT-BC305474  Helianthus annuus John Thomas Howell 1981-10-14 54635 Sutter Oak Hill Ranch, south side of Sutter Buttes Comment
  CAS-BOT-BC305476  Helianthus annuus Lowell Ahart 1977-7-24 s.n. Sutter South Butte, Sutter Buttes 100 Comment
  UCR253602  Helianthus annuus George K. Helmkamp, Elizabeth Helmkamp 2012-10-30 20112 Sutter Sacramento Valley, Kirkville Rd., west of CA-99 on Sacramento Ave. to the east side of the Sutter Causeway 17 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
  UCD132903  Helianthus bolanderi G. K. Helmkamp; E. A. Helmkamp 2007-9-30 13035 Sutter Sacramento Valley: Sutter Buttes, 2.3 miles NW of Sutter on Pass Road. 70 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
  CHSC37036  Heliotropium curassavicum L. Ahart 1982-9-9 3775 Sutter Bottom of wash, ca. 1/8 mi s of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  UC726219  Heliotropium curassavicum A. A. Heller 1941-7-17 16239 Sutter 1 1/2 mi. e. Robbins 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
  CHSC37054  Heliotropium europaeum L. Ahart 1982-10-11 3880 Sutter Bank of wash, below the bridge on Pass Rd, a little e of Gas Compression Station, Sutter Buttes. 50 Comment
  SEINET1908658  Hemizonia congesta subsp. calyculata G. K. Helmkamp, E. A. Helmkamp 2008-1 14222 Sutter Sacramento Valley: Pass Road on the south side of Sutter Buttes, 6.9 miles west of Sutter. 84 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
  RSA749733  Hemizonia fitchii George K. Helmkamp, E. A. Helmkamp 2008-10-6 14223 Sutter Pass Road on the south side of Sutter Buttes, 6.9 miles west of Sutter 84 Comment
  SEINET10475209  Hemizonia fitchii Lowell Ahart 1983-9-4 Ahart 4402 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
  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
  SEINET10839145  Hemizonia luzulifolia subsp. rudis Lowell Ahart 1983-8-27 Ahart 4348 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
  JEPS78708  Hesperevax caulescens Edward Lee 1936-5-10 2128 Sutter ca. 4 mi n Sutter (Valley floor at foot of Marysville Buttes) Comment
  UC1745711  Hesperevax caulescens Annetta M. Carter, Joe & Nesta Ewan, Edward Lee 1936-5-9 1177 Sutter 5 mi W of Live Oak; Marysville Buttes, North Butte 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
  CHSC37160  Heterocodon rariflorum L. Ahart 1982-5-30 3478 Sutter Ca. 1/4 mi w of Meyers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC47397  Heterocodon rariflorum Lowell Ahart 1982-5-30 3478 Sutter Growing on the sides of a small wash, about 1/4 mile west of the Myers home, Myers Ranch, Sutter Buttes. 45 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
  CHSC40681  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
  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
  CDA19092  Heterotheca grandiflora D. Hanna 2001-1-25 PDR 007317 Sutter Sacramento Valley; Sutter bypass. 0 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
  CHSC37249  Hirschfeldia incana L. Ahart 1982-5-30 3524 Sutter Near wash, s of gravel pit, ca. 3/4 mi s of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  JEPS117888  Hirschfeldia incana L. P. Janeway 2009-3-30 9698 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
  JEPS106023  Holodiscus discolor Lowell Ahart 2004-5-29 10975 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
  UC1127987  Holodiscus discolor G. E. Sindel 1934-4-10 61 Sutter w slope of North Butte North Butte 487 Comment
  CAS-BOT-BC150108  Holodiscus discolor var. discolor Lowell Ahart 1980-6-21 2438 Sutter South Butte, Sutter Buttes 620 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
  JEPS98988  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
  SEINET10926841  Hordeum leporinum Lowell Ahart 1982-4-23 Ahart 3315 Sutter Small size. On damp soil near cow trails, W of Myers home, Myers Ranch, Sutter Buttes. Common. Foothill Woodland. 50 Comment
  UCD85799  Hordeum marinum subsp. gussoneanum A. A. Beetle 1945-4-14 3844 Sutter South of Robbins. 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
  CHSC101102  Hordeum murinum subsp. glaucum L. P. Janeway 2009-3-30 9693 Sutter Sacramento Valley. At the pumphouse on the eastern edge of the east levee of Sutter Bypass, between Franklin Road and Wadsworth Canal; about 4.7 km south-southwest of the town of Sutter. Open disturbed compacted ground along access road to the pumphouse and top of adjacent drainage canal. 11 Comment
  UCD86149  Hordeum murinum subsp. glaucum Beecher Crampton 1962-4-17 6165 Sutter East Nicolaus. Comment
  UCR257001  Hordeum murinum subsp. glaucum George K. Helmkamp, Amy Barnes 2014-3-21 22597 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-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
  CHSC44572  Hordeum murinum subsp. leporinum Lowell Ahart 1977-5-19 1376 Sutter On the south side of the South Butte, Sutter Buttes. 182 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
  RSA303856  Hypericum perforatum J. R. Shevock 1972-5-19 1755 Sutter Hwy 70, near Co. line, Sutter - Yuba Comment
  CHSC36277  Hypochaeris glabra L. Ahart 1982-4-23 3304 Sutter Near cow trails, w of Myers home, Myers Ranch, Sutter Buttes. 50 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
  UCR173538A  Hypochaeris glabra George K. Helmkamp, Elizabeth Helmkamp 2006-4-6 10135 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
  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
  CAS-BOT-BC312911  Hypochaeris glabra Lowell Ahart 1977-5-19 s.n. Sutter South Butte, Sutter Buttes 200 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
  UC766779  Isoetes howellii Robert F. Hoover 1936-5-20 1143 Sutter Pleasant Grove Comment
  CAS-BOT-BC57746  Isoetes nuttallii Lowell Ahart 1981-3-14 2695 Sutter Dean Ranch, Sutter Buttes 350 Comment
  CHSC46180  Isoetes nuttallii Lowell Ahart 1984-3-24 4511 Sutter About 1/4 mile west of the Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  CAS-BOT-BC101877  Juglans John Thomas Howell 1978-4-16 52817 Sutter Bobelaine Audubon Sanctuary, Feather River near mouth of Bear River Comment
  CAS-BOT-BC101970  Juglans hindsii Lowell Ahart 1983-8-4 4263 Sutter near the west fence line, on the west side of the South Butte, Sutter Buttes 60 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
  UC1133596  Juncus balticus F. W. Embree 1934-5-14 57 Sutter 1 mi ne Slough school; Marysville Quad. 13 Comment
  UCD141333  Juncus balticus subsp. ater George F. Hrusa 1990-4-4 7642 Sutter at base of North Butte. Between base of Butte and ranch. 200 Comment
  UCD140562  Juncus bufonius Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7604 Sutter Sutter County; Sutter Buttes. Dean Ranch. Southeast of North Butte. South slope of Sunrise Ridge, above pond. 270 Comment
  UCD141363  Juncus bufonius Alan A. Beetle 1945-4-15 3863 Sutter 6 miles southeast of Sutter. Eastern base of Marysville Buttes. 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
  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
  CHSC37151  Juncus bufonius var. congestus L. Ahart 1982-5-30 3501 Sutter On bottom and sides of a small wash on nw part of Myers Ranch, ca. 3/4 mi w of Myers home, Sutter Buttes. 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
  UCD148273  Juncus diffusissimus Robert E. Preston 2013-7-30 2936 Sutter 1.8 mi ESE of Tudor, 0.1 mi NE of Wilkie Ave, at base of levee. 12 Comment
  SEINET10472496  Juncus effusus var. exiguus Lowell Ahart 1985-6-23 Ahart 5070 Sutter Dean Ranch, Sutter Buttes, Sutter County, ca. 12 miles W of Marysville. Comment
  CHSC40350  Juncus exiguus Lowell Ahart 1985-6-23 5070 Sutter Near the west fence line, north of the dirt road and the dry stream, about 1 mile west of the Dean Cabin, Dean Ranch, Sutter Buttes. 274 Comment
  CHSC47523  Juncus mexicanus Lowell Ahart 1977-5-19 1382 Sutter Near a small wash, on the south side of the South Butte, Sutter Buttes. 182 Comment
  CHSC37179  Juncus oxymeris L. Ahart 1982-6-20 3639 Sutter On bottom of a small wash in one of the farmed fields, n of the Dean Cabin, Dean Ranch, Sutter Buttes. 350 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
  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
  CAS-BOT-BC85353  Juniperus californica Lowell Ahart 1977-4-5 s.n. Sutter On south side of South Butte in the Sutter Buttes 250 Comment
  CAS-BOT-BC85354  Juniperus californica Lowell Ahart 1981-9-10 3124 Sutter Top of a ridge on the south side of South Butte, Sutter Buttes 350 Comment
  CHSC34105  Juniperus californica L. Ahart 1981-9-10 3124 Sutter Near the top of ridge on s side of South Butte, Sutter Buttes. 350 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
  CAS-BOT-BC236785  Keckiella breviflora Lowell Ahart 1977-5-19 s.n. Sutter South Butte, Sutter Buttes 350 Comment
  CAS-BOT-BC235665  Keckiella breviflora var. glabrisepala Lowell Ahart 1980-6-21 2426 Sutter South Butte, Sutter Buttes 350 Comment
  CAS-BOT-BC235666  Keckiella breviflora var. glabrisepala Lowell Ahart 1985-5-20 5025 Sutter On the south side of the South Butte, Sutter Buttes 275 Comment
  JEPS78729  Keckiella breviflora var. glabrisepala Edward Lee 1936-5-9 2077 Sutter e side North Butte; Marysville Buttes Comment
  CAS-BOT-BC236887  Keckiella corymbosa Joseph Andorfer Ewan; Nesta Ewan 1936-5-10 9649 Sutter Summit of South Butte 648 Comment
  CAS-BOT-BC236888  Keckiella corymbosa Lowell Ahart 1977-4-10 s.n. Sutter South Butte, Sutter Buttes Comment
  JEPS11132  Keckiella corymbosa W. L. Jepson 1891-4-20 Sutter near summit South Butte; Marysville Buttes Region 609 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
  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
  SEINET10662904  Koeleria macrantha Lowell Ahart 2004-5-2 Ahart 10843 Sutter T16N, R1E, southeast 1/4 Section 26. On the northwest side of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter. 481 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-BC274295  Lachnagrostis filiformis Lowell Ahart 1982-6-20 3623 Sutter Just inside (near) the first gate to the Dean Ranch, Sutter Buttes 35 Comment
  CAS-BOT-BC274297  Lachnagrostis filiformis 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-BC274298  Lachnagrostis filiformis Lowell Ahart 1984-5-21 4644 Sutter Along West Butte Road, about 1/8 mile north of the Sacramento Outing Club, Sutter Buttes 35 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
  CHSC40557  Lactuca serriola Lowell Ahart 1985-10-19 5217 Sutter About 300 feet north of Little North Butte, about 1/2 mile north of the Dean Cabin, Dean Ranch, Sutter Buttes. 320 Comment
  SEINET3245869  Lactuca serriola G. K. Helmkamp, E. A. Helmkamp 2009-1 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
  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-BC340662  Lactuca serriola Lowell Ahart 1981-7-3 2888 Sutter South side of South Butte, Sutter Buttes 100 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
  CAS-BOT-BC341287  Lagophylla glandulosa Lowell Ahart 1981-7-3 2889 Sutter East of the old gas well on the south side of the South Butte, Sutter Buttes 100 Comment
  CAS-BOT-BC341284  Lagophylla glandulosa Lowell Ahart 1983-9-4 4405 Sutter About 1 1/2 miles south-east of the Dean Cabin, Sutter Buttes 270 Comment
  JEPS19959  Lagophylla ramosissima Joseph Andorfer Ewan and Nesta Ewan 1936-5-9 9559 Sutter along road to n Butte Comment
  SEINET10474766  Lagophylla ramosissima Lowell Ahart 1983-9-4 Ahart 4406 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
  SEINET10474767  Lagophylla ramosissima Lowell Ahart 1984-8-3 Ahart 4764 Sutter On the south side of the South Butte, Sutter Buttes, Ca. Comment
  UCR257035  Lamium amplexicaule George K. Helmkamp, Amy Barnes 2014-3-21 22615 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-BC337952  Lasthenia californica Lowell Ahart 1982-4-23 3347 Sutter Along the road to Myers home, about 1/4 mile north of Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CAS-BOT-BC352760  Lasthenia fremontii Lowell Ahart 1984-4-19 4553 Sutter Along West Butte Road, about 1/8 mile N of the Sacramento Outing Club, Sutter Buttes 35 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
  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-BC355506  Lasthenia glaberrima Lowell Ahart 1984-4-19 4554 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
  CHSC39604  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
  CHSC41401  Lasthenia glaberrima Lowell Ahart 1986-5-4 5257 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-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
  SEINET10452341  Lathyrus sulphureus Lowell Ahart 1984-3-31 Ahart 4532 Sutter Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 300 m. 300 Comment
  UCD132611  Layia fremontii Beecher Crampton 1962-4-17 6154 Sutter extreme SE corner near Placer County border, Riego Station. Comment
  CDA32430  Leersia oryzoides T. C. Fuller 1964-10-6 12674 Sutter In wet bank of drainage ditch, east side of Hwy. 99E, 0.1 mi. south of Live Oak. 0 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
  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
  CAS-BOT-BC534935  Lemna minuta Lowell Ahart 1983-9-4 4378 Sutter Dean Ranch, Sutter Buttes, California. 250 Comment
  CAS-BOT-BC534936  Lemna minuta Lowell Ahart 1984-8-3 4776 Sutter Along Pass Road, west of Sutter, California. 50 Comment
  CAS-BOT-BC12663  Lepidium nitidum Lowell Ahart 1982-4-23 3314 Sutter Myers Ranch, Sutter Buttes. West of Myers home. 50 Comment
  CAS-BOT-BC12664  Lepidium nitidum Lowell Ahart 1977-4-5 s.n. Sutter South side of South Butte, Sutter Buttes. 200 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
  RSA121683  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
  CAS-BOT-BC12978  Lepidium strictum John H. Thomas 1981-4-20 20358 Sutter Sutter Buttes. Dean Place. 213 Comment
  SD255687  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 (Sutter Buttes 7.5'Q) 13 Comment
  UC1126707  Lepidium strictum H. S. Yates 1934-3-11 3656 Sutter 2 mi n Union School; Marysville Quad. 30 Comment
  UCD140613  Lepidium strictum Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7655 Sutter Sutter County; Sutter Buttes. Dean Ranch. Southwest of North Peak. 228 Comment
  CAS-BOT-BC12974  Lepidium strictum Lowell Ahart 1981-4-13 2767 Sutter Dean Cabin, Sutter Buttes. 350 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
  SEINET10448480  Lepidium strictum Lowell Ahart 1983-5-4 Ahart 3941 Sutter Along edge of Pass Rd, ca. 4 mi w of Kellogg Rd, Sutter Buttes. Valley Grassland. West of Marysville. 50 Comment
  SEINET2473466 Image available 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
  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
  CHSC54575  Leptochloa fusca subsp. fascicularis Lowell Ahart 1991-7-20 6666 Sutter On the east side of West Butte Road, about 1/2 mile south of North Butte Road. 21 Comment
  HSC101767  Leptochloa fusca subsp. fascicularis J. P. Smith 2011-9-24 13433 Sutter Near intersection of Marcuse Road and Sawtelle Avenue. 10 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
  UCD63841  Leptochloa fusca subsp. fascicularis G. F. Hrusa; J. Hillard, D. Cunningham 1998-8-1 14807 -B Sutter Sacramento Valley, about 3 mi. E of Sutter Buttes, off Clark Rd. Comment
  SEINET14160890  Leptosiphon bicolor H. A. Jensen 1934-3-19 370 Sutter S. slope of North Butte 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
  CHSC45948  Leptosiphon filipes Lowell Ahart 1982-4-24 3375 Sutter On a ridge about 1/4 mile south-west of the Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  SEINET14168117  Leptosiphon filipes G. T. Nordstrom 1934-3-23 7 Sutter 1 3/4 mile NW of West Butte Comment
  UCD118760  Leptosiphon filipes Collector unknown 1925-5-17 1875 Sutter Marysville Buttes. 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-BC342052  Lessingia virgata Lowell Ahart 1977-10-3 s.n. Sutter Found along Pass Road, Sutter Buttes 50 Comment
  POM361833  Lessingia virgata L. Ahart 1984-9-22 4797 Sutter Vicinity of South Butte, Sutter Buttes; west of Marysville. 70 Comment
  SD122589  Lessingia virgata Lowell Ahart 1984-9-22 4797 Sutter Near South Butte, Sutter Buttes, west of Marysville 70 Comment
  RSA129542  Leymus condensatus F. W. Embree 1934-5-1 49 Sutter Marysville Buttes: 3 miles NNW. of Slough School 14 Comment
  UCD87582  Leymus triticoides P. L. Johannsen 1935-5-24 665 Sutter 3 miles SSW of Sutter. 12 Comment
  JEPS111351  Limosella acaulis R. V. Lansdown 2007-4-24 Sutter Off Mayer Road, N of Marysville. Ditch running along the E side of a slough, which has a railway to the W. 19 Comment
  JEPS58292 Image available Linanthus ciliatus W. L. Jepson 1891-4-20 20914 Sutter sides of South Peak Marysville Butte Region, South Peak Comment
  CHSC1284  Linanthus dichotomus 1931-3-15 Sutter Marysville Buttes. Comment
  UC1745605  Linanthus dichotomus Annetta M. Carter, Galen Smith, Mary Barnas 1951-4-1 3045 Sutter W-facing slope of South Butte. Sutter Buttes. Comment
  UC572417  Linanthus dichotomus G. T. Nordstrom 1934-3-23 13 Sutter 1.25 mi nw West Butte; Marysville Butte 182 Comment
  RSA122121  Linanthus dichotomus subsp. dichotomus G. T. Nordstrom 1934-3-23 13 Sutter 1 3/4 mi. N. by N.W. of West Butte 183 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
  UC572530  Linanthus filipes G. T. Nordstrom 1934-3-23 7 Sutter 1.75 mi nw West Butte; Marysville Quad. 60 Comment
  UC963948  Linanthus liniflorus R. F. Hoover 1937-5-18 2218 Sutter Pleasant Grove Comment
  UCD148272  Lindernia dubia Robert E. Preston 2013-7-29 2935 Sutter 2 mi NNW of Nicolas, ca. 0.1 mi N of Laurel Ave, on E side of levee. 13 Comment
  CAS-BOT-BC432243  Lithophragma bolanderi Lowell Ahart 1980-5-1 2142 Sutter South Butte, Sutter Buttes 400 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
  UCD140573  Lithophragma bolanderi Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7615 Sutter Sutter County; Sutter Buttes. Dean Ranch. South of North Butte. Western slope of Sunrise Ridge. 271 Comment
  CAS-BOT-BC430985  Lithophragma bolanderi A. A. Heller 1914-4-1 11249 Sutter NE slope of the 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
  JEPS6903  Lithophragma heterophyllum Roland A. Dede 1951-4-7 2485 Sutter Sutter Buttes Comment
  CAS-BOT-BC443352  Lithophragma parviflorum Margit Sands 1985-4-7 15 Sutter Dean Place, Sutter Buttes 243 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
  CAS-BOT-BC342504  Logfia gallica Lowell Ahart 1982-5-30 3460 Sutter About 1/8 mile west of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CAS-BOT-BC342505  Logfia gallica Lowell Ahart 1986-5-24 5285 Sutter About 1/4 mile west of the fourth gate to the Dean Ranch, near the power line, about 3 1/4 miles north of Sutter, Sutter Buttes 213 Comment
  CAS-BOT-BC342506  Logfia gallica John H. Thomas 1981-4-20 20377 Sutter Sutter Buttes. Dean Place 213 Comment
  UCD140588  Lolium multiflorum Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7630 Sutter Sutter County; Sutter Buttes. Dean Ranch. South of North Butte. Western slope of Sunrise Ridge. 271 Comment
  UCD66011  Lolium multiflorum A. A. Beetle 1946-4-8 4674 Sutter 6 miles W of Marysville. Comment
  CHSC37240  Lolium perenne L. Ahart 1982-5-30 3457 Sutter Along cow trails, near the fence, ca. 1/8 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC44573  Lolium perenne Lowell Ahart 1977-5-19 1379 Sutter In pasture fields, on the south side of the South Butte, Sutter Buttes. 182 Comment
  CAS-BOT-BC271075  Lolium temulentum Lowell Ahart 1982-5-30 3474 Sutter On the bottom of a small, rocky floored wash, ca. 0.25 mi. W of Myers home, Myers Ranch, Sutte Buttes, Sierra Nevada 50 Comment
  CDA13713  Lolium temulentum G. F. Hrusa, J. Glazner 1997-4-15 13670 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, common. Comment
  UC1123008  Lomatium caruifolium var. denticulatum G. T. Nordstrom 1934-3-23 12 Sutter Marysville Buttes 182 Comment
  SFV8553  Lomatium dasycarpum subsp. tomentosum J. A. Neilson, Jr. 1970-4-11 1396 Sutter West Butte. Along intermittent stream. Comment
  UCD127728  Lomatium dasycarpum subsp. tomentosum James A. Neilson Jr. 1960-4-11 1396 Sutter West Butte. Comment
  UC1123049  Lomatium utriculatum H. S. Yates 1934-3-11 3684 Sutter 1 mi. s.w. Union School; Marysville Quad. Comment
  UC1129085  Lotus micranthus G. E. Sindel 1934-3-30 49 Sutter 1.5 mi n and 3 mi w Union School; Marysville Buttes Quad. 152 Comment
  UC204728  Lotus micranthus A. A. Heller 1914-4-8 11271 Sutter n side Marysville Buttes Comment
  UCR253594  Lotus purshianus var. purshianus George K. Helmkamp, Elizabeth Helmkamp 2012-10-30 20109 Sutter Sacramento Valley, Kirkville Rd., west of CA-99 on Sacramento Ave. to the east side of the Sutter Causeway 17 Comment
  CDA23127  Lotus scoparius L. Ahart 2004-5-2 10855 Sutter 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. Comment
  JEPS55885  Lotus scoparius Joseph Andorfer Ewan and Nesta Ewan 1936-5-10 9613 Sutter near Dean Cabin (e fact of North Butte); North Butte 365 Comment
  RSA122877A  Lotus strigosus var. hirtellus H. S. Yates 1934-3-11 3678 Sutter Marysville Buttes, one mile northeast of North Butte. 152 Comment
  JEPS55834  Lotus wrangelianus W. L. Jepson 1891-4-20 13793 Sutter base of South Peak Marysville Buttes Region, South Peak Comment
  UCD107112  Ludwigia peploides G. L. Webster; G. L. Stebbins 1967-8-22 7693 Sutter Ca. 1 mile W of 'The Berry Patch' (6 miles W of Pennington). 15 Comment
  UCR218957  Ludwigia peploides subsp. montevidensis George K. Helmkamp, E. A. Helmkamp 2009-8-30 15568 Sutter Sacramento Valley, along Nicolaus Ave., at the crossing over Coon Creek, just south of the junction with Warren Road, 1.1 mi. SE (103 deg. ) of Trowbridge 14 Comment
  CDA35787  Ludwigia peploides subsp. montevidensis Paul Schwall 2011-7-26 PDR# 1305809 Sutter SW of Yuba City, near Reclaimation Rd. 0 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
  UC725711  Lupinus A. A. Heller 1914-4-1 11255 Sutter Marysville Buttes , esp on slopes leading up to East Butte (especially on slopes leading up to East Butte) 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
  JEPS64916  Lupinus albifrons W. L. Jepson 1891-4-20 51 t Sutter South Peak , South Peak (Region of Marysville Buttes) 457 Comment
  UC1129277  Lupinus albifrons A. E. Wieslander 1934-3-11 395 Sutter 2 mi se South Butte; Marysville Quad., se of South Butte Comment
  UC1129302  Lupinus albifrons A. E. Wieslander 1934-3-11 386 Sutter 1 mi ne North Butte; Marysville Quadrangle, Marysville Buttes 152 Comment
  UC1129304  Lupinus albifrons F. W. Embree 1934-3-22 20 Sutter one mi s, 2 1/2 mi e South Butte; Marysville Quad., e of South Butte Comment
  CDA12470  Lupinus albifrons subsp. eminens G. F. Hrusa, R. F. Holland, O. Pollack 1990-4-4 7625 Sutter Sutter Buttes; North Butte. Comment
  CAS-BOT-BC195989  Lupinus albifrons var. albifrons D. K. Gillespie; J. W. Gillespie 1930-4-25 9258 Sutter Summit of South Butte, Marysville Buttes Comment
  CAS-BOT-BC195990  Lupinus albifrons var. albifrons John H. Thomas 1981-4-20 20438 Sutter Sutter Buttes. Huff Canyon - North Butte area 304 Comment
  CHSC44497  Lupinus albifrons var. albifrons Lowell Ahart 1977-4-5 1256 Sutter On the west side of the South Butte, Sutter Buttes. 457 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
  UC725282  Lupinus albifrons var. albifrons A. A. Heller 1941-4-23 16074 Sutter s side of the w Butte Road Marysville Buttes Comment
  UCD106030  Lupinus albifrons var. albifrons George F. Hrusa 1990-4-4 7621 Sutter Sutter Buttes. North Butte. 300 Comment
  RSA0084058  Lupinus albifrons var. eminens A. A. Heller 1941-4-23 16074 Sutter South side of the West Butte Road, Marysville Buttes. Comment
  CHSC12053  Lupinus bicolor K. J. Hislop 1970-3-26 115 Sutter Found ca. 200 yds e of Moore Creek, ca. 100 yds n of Cole House, Moore Canyon, Sutter Buttes. 121 Comment
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Dec 6 2006
  UCD140565  Lupinus bicolor Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7607 Sutter Sutter County; Sutter Buttes. Dean Ranch. Southeast of North Butte. Top of Sunrise Ridge. 281 Comment
  UCD140570  Lupinus bicolor Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7612 Sutter Sutter County; Sutter Buttes. Dean Ranch. Southeast of North Butte. Top of Sunrise Ridge. 272 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
  UCD107200  Lupinus bicolor A. A. Heller 1914-4-1 11255 Sutter Marysville Buttes on gravelly ridges near oak trees, especially on the slopes leading up to East Butte. Comment
  UCD107255  Lupinus bicolor George F. Hrusa 1990-4-4 7640 Sutter on SE side of North Butte. 300 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
  SEINET10484926  Lupinus bicolor subsp. tridentatus Mary Susan Taylor 1981-5-2 Taylor 3592 Sutter Epperson ranch, at the s base of n butte, sutter buttes, ca. 10 Mi. W of Gridley. Associates: micropus californica, stipa pulchra, galuim murale. Comment
  SEINET11071812 Image available Lupinus bicolor subsp. tridentatus A. A. Heller 1905-3-22 7574 Sutter Marysville Buttes Comment
  POM20194  Lupinus densiflorus var. aureus Roxana S. Ferris 1917-4-18 684 Sutter West Butte along a dry creek. Comment
  UC1129647  Lupinus nanus A. E. Wieslander 1934-3-11 389 Sutter 1 mi ne North Butte; Marysville Buttes Quadrangle Comment
  UC1129649  Lupinus nanus G. T. Nordstrom 1934-3-23 5 Sutter 1.5 mi n and 1 mi w West Butte; Marysville Buttes Quad. Comment
  UCD39004  Lupinus nanus Beecher Crampton 1962-4-17 6180 Sutter 3.8 miles west of Live Oak, along Pennington Road. Comment
  CHSC36233  Lupinus polycarpus L. Ahart 1982-4-23 3313 Sutter Nea cow trails, w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC44499  Lupinus succulentus Lowell Ahart 1977-4-5 1245 Sutter On the south side of the South Butte, Sutter Buttes. 182 Comment
  CHSC82237  Lupinus succulentus Lowell Ahart 2002-3-20 9427 Sutter On the south side of Pass Road, west of the corral, Sutter Buttes, about 4 miles northwest of Sutter. 76 Comment
  UCD109599  Lupinus succulentus A. A. Heller 1915-4-3 11792 Sutter south slope of Marysville Buttes. Comment
  SEINET10841182  Lupinus vallicola Lowell Ahart 1984-4-19 Ahart 4545 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
  UC1191830  Lycopus americanus Herbert L. Mason 1945-9-18 12709 Sutter near bridge on Yuba City-Knight's Landing Hwy. Sutter By-pass 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
  CHSC37315  Lythrum hyssopifolia L. Ahart 1982-5-30 3458 Sutter Along cow trails, near the fence, ca. 1/8 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  UCR233016  Lythrum hyssopifolia George K. Helmkamp, E. A. Helmkamp 2011-5-12 17264 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
  UCR233061  Lythrum hyssopifolia George K. Helmkamp, E. A. Helmkamp 2011-5-12 17277 Sutter Sacramento Valley, Garden Highway at the junction with Garwood Road, c. 1 mi. SW of Nicolaus 11 Comment
  JEPS117890  Maclura pomifera L. P. Janeway 2009-3-30 9706 Sutter on east bank fo canal just inside the eastern leeve of Sutter Bypass, just south of Hwy 113 Sacramento Valley 8 Comment
  CDA8249  Madia elegans subsp. densifolia A. C. Browne 1951-8-24 Sutter Yuba City. 0 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
  CAS-BOT-BC344306  Madia exigua Lowell Ahart 1982-5-30 3506 Sutter About 3/4 mile west of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CHSC37162  Madia gracilis L. Ahart 1982-5-30 3510 Sutter Near the s fence line, ca. 3/4 mi s of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC37253  Madia gracilis L. Ahart 1982-5-30 3513 Sutter Near the s fence line, ca. 3/4 mi s of Myers home, Myers Ranch, Sutter Buttes. 50 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
  CAS-BOT-BC343473  Madia gracilis Lowell Ahart 1982-5-30 3513 Sutter About 3/4 mile south of the Myers home, Myers Ranch, Sutter Buttes 50 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
  SEINET9364606  Mahonia dictyota Unknown 1990-4-4 7608 Sutter North Butte 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
  CAS-BOT-BC347369  Malacothrix floccifera Lowell Ahart 1985-5-20 5012 Sutter About 1/2 mile north-east of the old gas well, on the south side of the South Butte, Sutter Buttes 250 Comment
  CHSC40482  Malacothrix floccifera Lowell Ahart 1985-5-20 5012 Sutter On the sides of a wash, about 1/2 mile north-east of the old gas well, on the south side of the South Butte, Sutter Buttes. 228 Comment
  CHSC47659  Malacothrix floccifera Lowell Ahart 1981-5-18 2832 Sutter East of the old homestead, on the south side of the South Butte, Sutter Buttes. 243 Comment
  UC33288  Malacothrix floccifera W. L. Jepson 1891-4-20 Sutter The Buttes Region of the Marysville Buttes Comment
  UCD33595  Malva nicaeensis Beecher Crampton 1970-6-15 8620 Sutter Sutter County, Yuba City. Comment
  CDA19484  Malva parviflora Chris Banzhof 2002-5-2 5 Sutter Sander Road and Butte Road, east side of Sutter Buttes. 0 Comment
  JEPS68650  Malva parviflora W. L. Jepson 1891-4-20 14051 Sutter Region of Marysville Buttes, Buttes Pass Buttes Pass; Region of Marysville Buttes, Buttes Pass 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
  UCR188491  Malvella leprosa George K. Helmkamp, E. A. Helmkamp 2007-9-30 13048 Sutter Sacramento Valley, Sacramento Ave. on the east side of CA-99, junction 1.4 miles north of the Feather River 21 Comment
  JEPS42511  Marah fabacea W. L. Jepson 1891-4-20 14124 Sutter plains at Marysville Buttes 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
  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
  CHSC37170  Marsilea vestita L. Ahart 1982-6-20 3621 Sutter Just inside the firest gate to the Dean Ranch, Sutter Buttes. 35 Comment
  UCR198001  Marsilea vestita Beecher Crampton 1953-9-30 1648 Sutter Sacramento Valley, 5 mi east of Robbins, along irrigation canal east of Sutter Bypass 9 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
  SEINET3867131  Marsilea vestita Beecher Crampton 1953-9-30 1648 Sutter 5 miles east of Robbins, along irrigation canal east of Sutter Bypass.; 0 Comment
  UCD96897  Marsilea vestita subsp. vestita Dena Grossenbacher; Brian Green 2008-4-9 761 Sutter South end of Butte Sink just west of Sutter Buttes. 15 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
  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
  SEINET10839302  Matricaria matricarioides Lowell Ahart 1984-4-19 Ahart 4555 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
  CHSC41456  Medicago polymorpha Lowell Ahart 1986-5-26 5309 Sutter Along 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 southwest of Pennington, Sutter Buttes. 45 Comment
  JEPS65510  Medicago polymorpha Joseph Andorfer Ewan and Nesta Ewan 1936-5-9 9520 Sutter Pennington rd 5 mi w Live Oak Comment
  JEPS78759  Medicago polymorpha Edward Lee 1936-5-9 2060 Sutter hills e North Butte; Marysville Buttes 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
  SEINET4691716  Medicago polymorpha George K. Helmkamp 2011-1 17260 Sutter Southern Sacramento Valley: along Catlett Road immediatly west of the Placer County Line 1.65 mi NE (20 degrees) of Pleasant Grove 15 Comment
  UCR197387  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2008-4-17 13273 Sutter Sacramento Valley, along Pass Road at the south side of Sutter Buttes, 2.3 miles northwest of Sutter 70 Comment
  UCR233036  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2011-5-12 17260 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
  SEINET10452591  Medicago polymorpha Lowell Ahart 1984-4-19 Ahart 4561 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
  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-BC269521  Melica californica John H. Thomas 1981-4-20 20348 Sutter Sutter Buttes. 1/2-3/4 miles eastward of Dean Place 182 Comment
  CAS-BOT-BC269523  Melica californica Roxana S. Ferris 1926-4-22 6378 Sutter Slopes of West Butte, Marysville Buttes Comment
  CHSC44574  Melica californica Lowell Ahart 1977-5-19 1380 Sutter On the south side of the South Butte, Sutter Buttes. 213 Comment
  JEPS78711  Melica californica Edward Lee 1936-5-10 2143 Sutter South Butte Summit; Marysville Buttes Comment
  UCD86428  Melica californica A. A. Beetle 1946-4-8 4676 Sutter Marysville Buttes. 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-BC262570  Melica torreyana Lowell Ahart 1980-6-21 2440 Sutter South Butte, Sutter Buttes 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
  CHSC41426  Melica torreyana Lowell Ahart 1986-5-26 5316 Sutter Along the banks of 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
  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
  CAS-BOT-BC262573  Melica torreyana Lowell Ahart 1984-5-21 4640 Sutter About 20 meters north of where the road forks to go to the radio towers on the South Butte, Sutter Buttes 675 Comment
  SEINET3828399  Melilotus albus George K. Helmkamp, E. A. Helmkamp 2011-1 18489 Sutter Sacramento Valley: Worth Road, 0.2 mile east of its junction with Garden Highway, 4 miles SW of Nicolaus (Verona 7.5') 14 Comment
  UCR253595  Melilotus albus George K. Helmkamp, Elizabeth Helmkamp 2012-10-30 20108 Sutter Sacramento Valley, Kirkville Rd., west of CA-99 on Sacramento Ave. to the east side of the Sutter Causeway 17 Comment
  JEPS43900  Mentzelia veatchiana W. L. Jepson Apr 19 1891-Apr 20 1891 14047 Sutter Marysville Buttes, South Peak South Peak; Marysville Buttes, South Peak Comment
  CAS-BOT-BC428739  Micranthes californica Lowell Ahart 1977-4-7 s.n. Sutter Myers Ranch, Sutter Buttes. 50 Comment
  UCD140567  Micranthes californica Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7609 Sutter Sutter County; Sutter Buttes. Dean Ranch. Southeast of North Butte. Top of Sunrise Ridge. 272 Comment
  CAS-BOT-BC428740  Micranthes californica Lowell Ahart 1981-3-14 2705 Sutter Dean Ranch, Sutter Buttes. Ca. 0.25 mile northwest of Dean Cabin. 350 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
  CAS-BOT-BC429006  Micranthes fragosa John H. Thomas 1981-4-20 20352 Sutter Sutter Buttes. 1/2-3/4 miles eastward of Dean Place. 182 Comment
  SEINET9311545  Micropus californicus Unknown 1986-4-26 8611 Sutter Sutter Buttes Comment
  UCD13392  Micropus californicus Jean Dougherty 1986-4-26 86 -11 Sutter Sutter Buttes. Comment
  CAS-BOT-BC348428  Micropus californicus var. californicus Roxana S. Ferris 1926-4-22 6327 Sutter Slopes of West Butte, Marysville Buttes Comment
  JEPS40611  Micropus californicus var. californicus Joseph Andorfer Ewan and Nesta Ewan 1936-5-9 9514 Sutter 5 mi w of Love Oak; Pennington Road 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
  UC1070002  Micropus californicus var. californicus G. T. Nordstrom 1934-3-23 11 Sutter 1 3/4 mi n West Butte (Plot #11); Marysville Buttes Quadrangle Comment
  CAS-BOT-BC348688  Microseris acuminata Lowell Ahart 1986-5-4 5265 Sutter Along the road at the Dean Cabin, Dean Ranch, Sutter Buttes, about 5 miles north-west of Sutter 228 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
  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
  CAS-BOT-BC348858  Microseris douglasii subsp. douglasii Lowell Ahart 1982-6-20 3614 Sutter Just inside the first gate to the Dean Ranch, Sutter Buttes 35 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
  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
  SEINET10570355  Mimulus guttatus Lowell Ahart 1983-5-14 Ahart 4007 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
  JEPS10454  Mimulus nasutus Joseph Andorfer Ewan and Nesta Ewan 1936-5-9 9570 Sutter n side North Butte 304 Comment
  JEPS78833  Mimulus nasutus Edward Lee 1936-5-9 2063 Sutter e side North Butte; Marysville Buttes Comment
  UC195467  Mimulus nasutus A. A. Heller 1914-5-6 11359 Sutter 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
  SEINET10570289  Mimulus tricolor Lowell Ahart 1984-4-19 Ahart 4572 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-BC174585  Minuartia californica Lowell Ahart 1982-3-6 3238 Sutter West of the Dean Cabin, Dean Ranch 350 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
  RSA551264  Monardella odoratissima subsp. pallida L. Ahart 1980-6-21 2437 Sutter South Butte, Sutter Buttes 620 Comment
  SEINET10498945  Monardella odoratissima subsp. pallida Lowell Ahart 1985-5-20 Ahart 5021 Sutter South Butte, Sutter Buttes, about 12 miles W of Marysville, Ca. On the south side. Comment
  JEPS106206  Monardella villosa subsp. villosa Lowell Ahart 2004-5-29 10961 Sutter On a slope above a steep 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 310 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
  RSA325081  Montia fontana L. Ahart 1984-3-24 4516 Sutter Myers Ranch, Sutter Buttes, west of Marysville. 50 Comment
  CHSC39283  Muhlenbergia rigens Lowell Ahart 1983-8-4 4260 Sutter On the west side of the South Butte, Sutter Buttes. 60 Comment
  CAS-BOT-BC83248  Myosurus minimus Lowell Ahart 1984-4-19 4547 Sutter Along West Butte Road, about 1/8 mile north of the Sacramento Outing Club, Sutter Buttes. 35 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
  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
  RSA325163  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
  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
  SEINET10932415  Myosurus minimus Lowell Ahart 1983-5-14 Ahart 4006 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
  SEINET12092013  Myosurus minimus Unknown 1984-1 4547 Sutter along W Butte Rd., ca 1.8 mi N of Sacramento Outing Club, Sutter Buttes, W of Marysville 35 Comment
  SEINET934234  Myriophyllum aquaticum W. B. McHenry 1967-1 s.n. Sutter On 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
  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
  SEINET10663180  Nassella cernua Lowell Ahart 2004-5-2 Ahart 10824 Sutter T16N, R1E, southwest 1/4 Section 26. 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
  UC768798  Nassella cernua Joseph Andorfer Ewan and Nesta Ewan 1936-5-10 9631 Sutter slope bordering on n South Pass Road Comment
  CAS-BOT-BC260292  Nassella pulchra Lowell Ahart 1977-5-19 s.n. Sutter South Butte, Sutter Buttes 300 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
  SBBG115917  Nassella pulchra L. Ahart 1977-4-5 Sutter S side of South Butte, Sutter Buttes 200 Comment
  UCD87452  Nassella pulchra A. A. Beetle 1946-4-6 4677 Sutter Marysville Buttes. Comment
  UCD87558  Nassella pulchra George F. Hrusa 1990-4-4 7630 Sutter S side of North Butte. 250 Comment
  UCD87700  Nassella pulchra Beecher Crampton 1962-4-17 6209 Sutter 2.5 miles northwest of Sutter, Sutter Buttes, western slope of summitt of Pass Road. Comment
  CDA20142  Nasturtium officinale Sutter Co. Ag. Comm. 2003-6-16 PDR P 123326 Sutter Sacramento Valley; Paseo Rd. 0 Comment
  CHSC91122  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
  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
  UC909045  Navarretia cotulifolia Edward Lee 1936-5-10 2132 Sutter about 4 mi n Sutter (at e foot of Marysville Buttes); Sacramento Valley, Marysville Buttes 22 Comment
  CHSC37314  Navarretia intertexta L. Ahart 1982-5-30 3453 Sutter Ca. 1/8 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  UC762169  Navarretia intertexta R. F. Hoover 1936-5-20 1138 Sutter Riego Comment
  CDA40268  Navarretia intertexta subsp. intertexta L. Ahart, Jack Lindsay 2005-5-31 11831 Sutter Margins 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
  CHSC91102  Navarretia intertexta subsp. intertexta Lowell Ahart; Jack Lindsay 2005-5-31 11831 Sutter Margins 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
  CHSC45433  Navarretia leucocephala Lowell Ahart 1982-6-20 3617 Sutter In a vernal pool, just inside the first gate to the Dean Ranch, north of Mallott Road, Sutter Buttes. 30 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
  UC1151605  Navarretia leucocephala Beecher Crampton 1962-4-17 6186 Sutter 4 mi w Pennington (at junction of North Butte and West Butte Roads, nw base of Sutter Buttes); Sutter Buttes Comment
  UC908113  Navarretia leucocephala Edward Lee 1936-5-10 2122 Sutter about 4 mi n Sutter (valley floor at foot of Marysville Butte); Sacramento Valley, Marysville Butte 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
  SEINET12290259  Navarretia leucocephala Unknown 1983-1 4005 Sutter ca 1/8 mi N of the Sacramento Outing Club, Sutter Buttes 30 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
  CHSC91104  Navarretia leucocephala subsp. leucocephala Lowell Ahart; Jack Lindsay 2005-5-31 11830 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
  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
  RSA122932  Navarretia leucocephala subsp. leucocephala P. L. Johannsen 1935-5-24 673 Sutter Three miles east-northeast of Meridian 15 Comment
  UCD48548  Navarretia leucocephala subsp. leucocephala A. A. Beetle 1945-4-15 3877 Sutter 6 miles NW of Sutter. Base of Marysville Buttes. 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
  JEPS107881  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
  CAS-BOT-BC230483  Navarretia nigelliformis var. nigelliformis Dr. Isabel McCracken 1938-5-21 s.n. Sutter Marysville Buttes [Sutter Buttes], E side 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
  JEPS107898  Navarretia pubescens Lowell Ahart, Jack Lindsay 2005-5-31 11832 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
  JEPS70443  Navarretia pubescens R. F. Hoover 1937-5-18 2216 Sutter Pleasant Grove Comment
  JEPS78722  Navarretia pubescens Edward Lee 1936-5-9 2038 Sutter se of North Butte (road to North Butte Foothills); Marysville Buttes Comment
  UC763060  Navarretia pubescens R. F. Hoover 1936-5-20 1137 Sutter Riego Comment
  UCD132725  Navarretia pubescens Ramona Robison 2012-6-7 s.n. Sutter Sutter Buttes State Park. Located in south part of park in open field near pig trap. 193 Comment
  CAS-BOT-BC233621  Navarretia pubescens Dr. Isabel McCracken 1928-5-21 s.n. Sutter Marysville Buttes, E side Comment
  CDA29435  Navarretia pubescens M. K. Beyers 2009-5-9 50 Sutter The Sutter Buttes; South of manmade stone wall. North of dry ravine and Rubus thickets. On Dean Ranch. 0 Comment
  POM65130  Navarretia pubescens Copeland 1903-5-17 3295 Sutter Marysville Buttes. Comment
  CHSC91100  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
  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
  JEPS70492  Navarretia tagetina R. F. Hoover 1937-5-18 2217 Sutter Pleasant Grove Comment
  UC762863  Navarretia tagetina R. F. Hoover 1937-5-18 2217 Sutter Pleasant Grove 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
  UC1069150  Nemophila heterophylla A. E. Wieslander 1934-3-11 390 Sutter North Butte Marysville Buttes Quadrangle, North Butte Comment
  UC1745611  Nemophila heterophylla Annetta M. Carter, Galen Smith, Mary Barnas 1951-4-1 3028 Sutter Summit of South Butte. Sutter Buttes. Comment
  UCD15305  Nemophila menziesii Margit Sands 1985-4-6 13 Sutter Sutter Buttes, Dean Place; 213 Comment
  CHSC45931  Nemophila pedunculata Lowell Ahart 1981-3-14 2699 Sutter Dean Ranch, Sutter Buttes. 304 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
  SEINET12331901  Nicotiana glauca Unknown 1984-1 4763 Sutter along Pass Road about 0.5 mi W of Sutter 35 Comment
  CHSC82285  Nuttallanthus canadensis Lowell Ahart 2002-3-20 9424 Sutter On the south side of Pass Road, east of the corral, Sutter Buttes, about 4 miles northwest of Sutter. 76 Comment
  UC1128070  Oemleria cerasiformis G. E. Sindel 1934-4-17 69 Sutter 0.5 mi n and 1 mi w North Butte; Marysville Butte Quad. 137 Comment
  CAS-BOT-BC171467  Oenothera campestris Lowell Ahart 1981-4-6 2730 Sutter Slopes on the east side of the small stream on the south side of the South Butte, Sutter Buttes, Sierra Nevada 200 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
  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
  UCD106872  Oenothera glazioviana G. 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-BC500339  Orobanche uniflora subsp. occidentalis Lowell Ahart 1984-3-24 4519 Sutter Myers Ranch, Sutter Buttes, about 3/4 mi SW of the Myers home 90 Comment
  CAS-BOT-BC500340  Orobanche uniflora subsp. occidentalis John H. Thomas 1981-4-20 20342 Sutter Sutter Buttes, 1/2 -- 3/4 mi eastward of Dean Place 182 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
  SEINET12328368  Orthocarpus attenuatus Unknown 1984-1 4573 Sutter along West Butte Rd, ca 1.8 mi N of Sacramento Outing Club, Sutter Buttes, W of Marysville 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
  SD239537  Oryza sativa George K. Helmkamp, E. A. Helmkamp 2009-8-30 15556 Sutter Sacramento Valley: along Nicolaus Ave., 2.2 miles northwest of the Placer Co. line, 4.4 miles ENE (86a^z) on Nicolaus (Shericen 7.5'Q) 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
  UCR219116  Oryza sativa George K. Helmkamp, E. A. Helmkamp 2009-8-30 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
  SEINET10600704  Oryzopsis miliacea Lowell Ahart 1982-6-20 Ahart 3640 Sutter Along a small wash, ca. 1/4 miles N of Dean Cabin, Dean Ranch, Sutter Buttes. Only plant know in the area. Foothill Woodland. 350 Comment
  SEINET10935004  Panicum capillare Lowell Ahart 1983-9-19 Ahart 4448 Sutter Near small stream on the south side of South Butte, Sutter Buttes, west of Marysville. Valley Grassland; 150 m. 150 Comment
  UCD89799  Panicum capillare subsp. hillmanii Beecher Crampton 1973-6-22 8953 Sutter 2 miles north of Robbins. 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
  CAS-BOT-BC253825  Panicum dichotomiflorum Lowell Ahart 1983-9-17 4429 Sutter About 0.2 mile NE of Kunkle Res., S of Paradise 600 Comment
  SEINET10449694  Parvisedum pumilum Lowell Ahart 1983-5-4 Ahart 3961 Sutter Along edge of Pass Rd, ca. 4 mi w of Kellogg Rd, Sutter Buttes. Valley Grassland. West of Marysville. 50 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
  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
  POM313199  Paspalum distichum H. L. Mason 1945-9-18 12701 Sutter Margins of pools on overflow lands of Sutter By-pass near bridge on Yuba City-Knight's Landing highway. Comment
  SEINET10509033  Paspalum distichum Lowell Ahart 1983-9-4 Ahart 4379 Sutter Southeast of the Dean Cabin, Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 250 m. 250 Comment
  CHSC36268  Pectocarya penicillata L. Ahart 1982-4-24 3363 Sutter Along edge of road to gravel pit, ca. 3/4 mi sw of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CAS-BOT-BC173207  Pellaea Roxana S. Ferris 1926-4-22 7736 Sutter Slopes of West Butte, Marysville Buttes Comment
  CHSC29125  Pellaea andromedifolia M. S. Taylor 1980-5-1 2582 Sutter S side of South Butte, Sutter Buttes, ca. 2 mi w of Yuba City. 609 Comment
  JEPS106107  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-BC67786  Pellaea andromedifolia Lowell Ahart 1977-4-7 s.n. Sutter Myers Ranch, Sutter Buttes 50 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
  CAS-BOT-BC71486  Pellaea mucronata John H. Thomas 1981-4-30 20435 Sutter Sutter Buttes, Huff Canyon - North Butte area 304 Comment
  UC565925  Penstemon heterophyllus F. W. Embree 1934-4-10 35 Sutter 1 mi s North Butte; Marysville Buttes Quadrangle 304 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
  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
  CHSC87371  Penstemon heterophyllus var. purdyi Lowell Ahart 2004-5-2 10845 Sutter Mountainside, on the northwest side of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter. 540 Comment
  CHSC87931  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
  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
  JEPS7556  Penstemon heterophyllus var. purdyi Joseph Andorfer Ewan and Nesta Ewan 1936-5-10 9611 Sutter near Dean Cabin (e face of North Butte, Marysville Buttes); Marysville Buttes, e face of North Butte, nr Dean Cabin 335 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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  UC138911  Penstemon heterophyllus var. purdyi Dr. E. B. Copeland 1903-5-17 3185 Sutter Marysville Buttes Marysville Buttes (common on the North Butte) Comment
  NY601770  Penstemon heterophyllus var. purdyi L. Constance 1941-5-29 2832 Sutter Ridges south of main peaks, Marysville Buttes, northwest of Sutter 365.8 Comment
  CHSC29123  Pentagramma triangularis M. S. Taylor 1980-5-1 2579 Sutter S side of South Butte, Sutter Buttes, ca. 2 mi w of Yuba City. 609 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-BC77149  Pentagramma triangularis subsp. triangularis Lowell Ahart 1977-4-7 s.n. Sutter Myers Ranch, Sutter Buttes 50 Comment
  UC1063651  Pentagramma triangularis subsp. triangularis H. S. Yates 1934-3-11 3674 Sutter North Butte; Marysville Quadrangle 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
  CHSC45875  Perideridia bolanderi subsp. involucrata Lowell Ahart 1981-7-3 2898 Sutter On the north side of the South Butte, Sutter Buttes. 548 Comment
  SEINET10454548  Perideridia bolanderi subsp. involucrata Lowell Ahart 1983-9-4 Ahart 4395 Sutter Ca. 1/2 mi NW of the Dean Cabin, Dean Ranch, Sutter Buttes, W of Marysville. Foothill Woodland; 300 m. 300 Comment
  CHSC37047  Perideridia kelloggii L. Ahart 1982-9-9 3786 Sutter Ca. 1/2 mi s of Myers home, Myers Ranch, Sutter Buttes. 50 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
  CAS-BOT-BC413696  Persicaria hydropiper John Thomas Howell 1981-10-13 54621 Sutter Bobelaine Audubon Sanctuary, Feather River at mouth of Bear River 9 Comment
  UCD99524  Persicaria lapathifolia W. W. Robbins; S. W. Winter Date Unknown 782 Sutter Sutter Basin. Comment
  CHSC87308  Persicaria maculosa Lowell Ahart 2004-5-2 10828 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
  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
  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
  UCD98373  Petrorhagia dubia L. Ahart 1982-4-23 3348 Sutter 1/4 mile north of Myers home, Myer's Ranch. 50 Comment
  CAS-BOT-BC133860  Phacelia cicutaria Roxana S. Ferris 1926-4-22 6335 Sutter Slopes of West Butte, Marysville Buttes Comment
  CAS-BOT-BC133861  Phacelia cicutaria D. K. Gillespie; J. W. Gillespie 1930-4-25 9255 Sutter Summit of South Butte, Marysville Buttes 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
  JEPS105859  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
  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
  UC698037  Phacelia douglasii Alan A. Beetle 1945-4-15 3878 Sutter 6 mi se Sutter; eastern base of Marysville Buttes 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
  CHSC719  Phacelia egena E. Hembree 1929-3-17 Sutter Marysville Buttes. Comment
  UC1047035  Phacelia egena L. R. Heckard and J. R. Sweeney 1953-4-27 340 Sutter n Fremont Monument (3 mi n of Sutter); Sutter Buttes 60 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
  UC579356  Phacelia egena F. W. Embree 1934-3-28 30 Sutter 2 mi s South Butte; Marysville Buttes Quadrangle, Marysville Buttes 106 Comment
  UC735046  Phacelia egena Lincoln Constance, Alan A. Beetle, R. H. Shan 1946-4-13 3032 Sutter se slope of butte Marysville Buttes, South Butte (2 mi n of Sutter on road to West Butte) 106 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
  UCD120441  Phacelia egena George F. Hrusa 1990-4-4 7612 Sutter On S slope near summit of North Butte. 152 Comment
  UC1046967  Phacelia imbricata L. R. Heckard 1952-4-15 228 Sutter e slope of South Butte Sutter (Marysville) Buttes (slight depression between two ridges) 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
  JEPS1304 Image available Phacelia tanacetifolia W. L. Jepson 1891-4-20 21032 Sutter Willow Branch region of the Marysville Buttes, Butte Pass; Willow Branch, Butte Pass, region of the Marysville Buttes, Sutter Co. Comment
  JEPS21185  Phacelia tanacetifolia F. W. Embree 1934-3-21 3 Sutter 1 1/4 mi n West Butte; Marysville Quadrangle, Marysville Buttes 182 Comment
  UC1069406  Phacelia tanacetifolia F. W. Embree 1934-3-28 31 Sutter 2 mi s South Butte; Marysville Quadrangle Comment
  UC24477  Phacelia tanacetifolia W. L. Jepson 1894-4-20 Sutter Butte Pass Region of the Marysville Buttes Comment
  SEINET10496980  Phacelia tanacetifolia Mary Susan Taylor 1980-5-1 Taylor 2585 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-BC258858  Phalaris aquatica Lowell Ahart 1982-6-20 3642 Sutter About 0.25 mi. NW of the Dean Cabin, Dean Ranch, Sutter Buttes 350 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
  CAS-BOT-BC265942  Phalaris minor Lowell Ahart 1983-5-4 3958 Sutter Along edge of Pass Road, ca. 4 mi. W of Kellogg Road, Sutter Buttes, Sierra Nevada 50 Comment
  SEINET10507556  Phalaris minor Lowell Ahart 1983-5-4 Ahart 3958 Sutter Along edge of Pass Rd, ca. 4 mi w of Kellogg Rd, Sutter Buttes. Valley Grassland. West of Marysville. 50 Comment
  CDA13798  Phalaris paradoxa G. F. Hrusa, J. Glazner 1997-4-15 13669 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, common. Comment
  CHSC90997  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
  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
  RSA717295  Phalaris paradoxa L. Ahart, Jack Lindsay 2005-5-31 11840 Sutter North side of dirt private road, About 0.5 mi north of Malott Road, About 2 mi (air) NE of Sutter 20 Comment
  UCD89275  Phalaris paradoxa L. Ahart 1982-6-20 3619 Sutter Dean Ranch, Sutter Buttes. 35 Comment
  UCD89369  Phalaris paradoxa Beecher Crampton 1957-5-14 4014 Sutter 1 mile S of Robbins. Comment
  UCD89381  Phalaris paradoxa Beecher Crampton 1962-4-17 6207 Sutter 4.5 miles N of Meridian, western slope Sutter Buttes, along West Butte Road. Comment
  UCR233054  Phalaris paradoxa George K. Helmkamp, E. A. Helmkamp 2011-5-12 17266 Sutter Sacramento Valley, Howsley Road at CA-99/El Centro Blvd., 3.3 miles west of Pleasant Grove 30 Comment
  JEPS78841  Philadelphus lewisii Edward Lee 1936-5-10 2102 Sutter North Butte Marysville Buttes (s slope, on ascent to summit) Comment
  UCD162323  Philadelphus lewisii George F. Hrusa 1990-4-4 7614 Sutter Sutter Buttes. North Butte. 400 Comment
  UC1124195  Phlox gracilis A. E. Wieslander, H. S. Yates 1934-3-11 387 Sutter 1 mi ne North Butte; Marysville Quad. 152 Comment
  UC567096  Phlox gracilis H. S. Yates 1934-3-11 3672 Sutter North Butte Marysville Quad. 182 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
  UCR237450  Phoradendron macrophyllum George K. Helmkamp, E. A. Helmkamp 2012-2-23 18571 Sutter Sacramento Valley, Kirkville Rd., west end of Sacramento Ave. at the east end of the Sutter Bypass Causeway, NW of Nicolaus 16 Comment
  CAS-BOT-BC141213  Phoradendron serotinum subsp. macrophyllum Lowell Ahart 1981-4-6 2721 Sutter S side of South Butte, Sutter Buttes 150 Comment
  CHSC37049  Phoradendron villosum L. Ahart 1982-9-9 3791 Sutter S of the gravel pit and along deep wash, ca. 3/4 mi s of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  SEINET10492850  Phoradendron villosum Lowell Ahart 1985-10-19 Ahart 5214 Sutter Dean Ranch, Sutter Buttes. About 12 miles west of Marysville. Comment
  SEINET5740895 Image available Phoradendron villosum Lowell Ahart, M. Dean; P. Sands 1985-1 5214 Sutter Dean Ranch, Sutter Buttes. About 12 miles W of Marysville. About 300 feet NE of Little North Butte, abou 0.5 mile N of Dean Cabin.; South Butte 320 Comment
  UC1124397  Phyla caespitosa F. W. Embree 1934-5-14 60 Sutter 0.7 mi from West Butte 15 Comment
  UC1124398  Phyla caespitosa H. S. Yates 1936-8-14 6137 Sutter 5 mi S of Grimes 15 Comment
  UC139661  Phyla caespitosa E. B. Copeland 1903-7-26 3501 Sutter Comment
  UC766951  Phyla caespitosa R. F. Hoover 1936-5-20 1146 Sutter Pleasant Grove Comment
  POM63771  Phyla nodiflora E. B. Copeland 1903-7-26 3501 Sutter [No location information provided.] 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
  JEPS19817  Physalis philadelphica Rimo Bacigalupi with S. Galen Smith 1957-6-29 6018 Sutter just 0.5 mi s Sutter Bypass Causeway (State Hwy 24); Sacramento Valley 7 Comment
  POM312586  Physalis philadelphica Malcolm A. Nobs, S. Galen Smith 1949-7-29 1092 Sutter Sutter bypass, just S of Marysville. 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
  UCD108186  Pisum sativum H. A. Hannesson; R. N. Raynor 1941-5-9 s.n. Sutter Sutter basin, grain field. Comment
  CAS-BOT-BC169844  Plagiobothrys Roxana S. Ferris 1926-4-22 6391 Sutter Western base of Marysville Buttes Comment
  UCD121065  Plagiobothrys Alan A. Beetle 1945-4-15 3868 Sutter 6 miles southeast of Sutter, eastern base of Marysville Buttes. Comment
  UCD121067  Plagiobothrys Alan A. Beetle 1945-4-15 3869 Sutter 6 miles southeast of Sutter, eastern base of Marysville Buttes. Comment
  CHSC36226  Plagiobothrys canescens L. Ahart 1982-4-23 3306 Sutter W of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC42413  Plagiobothrys canescens Lowell Ahart 1977-4-10 1283 Sutter On the south-west side of the South Butte, Sutter Buttes. 274 Comment
  JEPS68012  Plagiobothrys canescens W. L. Jepson 1891-4-20 21144 Sutter South Peak Region of the Marysville Buttes 487 Comment
  JEPS68017  Plagiobothrys canescens W. L. Jepson 1891-4-20 21139 Sutter low hills Region of the Marysville Buttes, Butte Pass Comment
  UC25043  Plagiobothrys canescens W. L. Jepson 1891-4-20 Sutter South Peak Marysville Buttes Region 487 Comment
  UC882312  Plagiobothrys canescens A. A. Heller 1915-3-25 11789 Sutter s side Marysville Buttes 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
  SEINET10497367  Plagiobothrys canescens Lowell Ahart 1985-5-5 Ahart 4930 Sutter Dean Ranch about 3 1/4 miles north-west of Sutter, Sutter Buttes. Comment
  UCD39009  Plagiobothrys fulvus var. campestris Beecher Crampton 1962-4-17 6193 Sutter 4 miles west of Pennington, jct. North Butte and West Butte Roads. Comment
  CDA12479  Plagiobothrys nothofulvus G. F. Hrusa, R. F. Holland, O. Pollack 1990-4-4 7631 B Sutter Sutter Buttes; S side of North Butte. Comment
  CHSC36272  Plagiobothrys nothofulvus L. Ahart 1982-4-23 3332 Sutter On w slopes of ridge w of Myers Ranch, Sutter Buttes. 50 Comment
  UC1069063  Plagiobothrys nothofulvus G. T. Nordstrom 1934-3-20 1 Sutter s slope North Butte; Marysville Butte Quad. 243 Comment
  UC1069070  Plagiobothrys nothofulvus H. S. Yates 1934-3-11 3655 Sutter 2 mi n Union School; Marysville Buttes Quad. 30 Comment
  UC565929  Plagiobothrys nothofulvus A. E. Wieslander 1934-3-11 388 Sutter 1 mi e North Butte; Marysville Quadrangle, Marysville Buttes 152 Comment
  UC882369  Plagiobothrys nothofulvus A. A. Heller 1915-3-25 11790 Sutter w side Marysville Buttes Comment
  UCR173543  Plagiobothrys nothofulvus George K. Helmkamp, Elizabeth Helmkamp 2006-4-6 10140 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
  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
  UCD15298  Plagiobothrys nothofulvus Margit Sands 1985-4-6 5 Sutter Sutter Buttes, Dean Place; 213 Comment
  CHSC40757  Plagiobothrys stipitatus Lowell Ahart 1985-5-5 4891 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
  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
  UC578652  Plagiobothrys stipitatus G. T. Nordstrom 1934-3-23 5 Sutter 1.5 mi sw West Butte; Marysville Buttes Quad. 76 Comment
  CHSC39602  Plagiobothrys stipitatus var. micranthus Lowell Ahart 1983-5-14 3992 Sutter Found along West Butte Road, about 1/8 mile north of the Sacramento Outing Club, Sutter Buttes. 35 Comment
  CHSC39891  Plagiobothrys stipitatus var. micranthus Lowell Ahart 1984-4-19 4546 Sutter Along West Butte Road, ca. 1.8 mile N of Sacramento Outing Club, Sutter Buttes, west of Marysville. 35 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
  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
  SEINET10497614  Plagiobothrys stipitatus var. micranthus Lowell Ahart 1983-5-14 Ahart 3992 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
  UC1751063  Plagiobothrys tenellus Annetta M. Carter, Galen Smith, Mary Barnas 1951-4-1 3036 Sutter Below summit of South Butte. Sutter Buttes. Comment
  UC765659  Plagiobothrys undulatus R. F. Hoover 1936-5-20 1144 Sutter Pleasant Grove 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
  UCD115088  Planodes virginica Ray Jerrett 1962-3-8 s.n. Sutter up and downstream from Everglade Road on irrigation lateral running southwest 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
  CHSC41376  Plantago coronopus Lowell Ahart 1986-5-24 5283 Sutter Along the edge of the road, near the 3 gate to the Dean Ranch, about 2 1/2 miles north-east of Sutter, Sutter Buttes. 60 Comment
  UCD124387  Plantago coronopus Walt L. Anderson 1980-5-1 s.n. Sutter Dean Place, near North Butte, Sutter Buttes. 152 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
  CHSC47462  Plantago erecta Lowell Ahart 1983-5-4 3964 Sutter Along Pass Road, about 2 miles west of Kellogg Road, Sutter Buttes. 45 Comment
  JEPS6439  Plantago erecta W. L. Jepson 1891-4-20 Sutter Buttes Marysville Buttes Region Comment
  UC138876  Plantago erecta A. A. Heller 1905-3-21 7565 Sutter Marysville Comment
  UCD124457  Plantago erecta George F. Hrusa 1990-4-4 7605 Sutter North Butte. 300 Comment
  SEINET10499847  Plantago erecta Lowell Ahart 1983-5-4 Ahart 3964 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
  UCD15302  Plantago erecta Margit Sands 1985-4-6 9 Sutter Sutter Buttes, Dean Place. 243 Comment
  CAS-BOT-BC93152  Platanus racemosa Lowell Ahart 1984-5-21 4610 Sutter At Fremont's Monument, along Pass Road. About 1.5 mile northwest of Sutter. 35 Comment
  CAS-BOT-BC6450  Platystemon californicus Mary Katherine (Mrs.) Brandegee 1889-4-1 s.n. Sutter Colusa Junction Comment
  CAS-BOT-BC92136  Platystemon californicus John H. Thomas 1981-4-20 20400 Sutter Sutter Buttes. Dean Place. 213 Comment
  JEPS51586  Platystemon californicus W. L. Jepson 1891-4-20 Sutter Region of the Marysville Buttes Sutter Plains; , Sutter Plains Comment
  UC1126468  Platystemon californicus H. S. Yates 1934-3-11 3661 Sutter 2 mi ne North Butte; Marysville Buttes Quad. Comment
  UC204951  Platystemon californicus A. A. Heller 1914-4-1 11246 Sutter ne base Marysville Buttes (in a low field); ne base of the Marysville Buttes 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
  UC567033  Platystemon californicus G. E. Sindel 1934-3-30 43 Sutter 1.5 mi n and 3.5 mi w Union School; Marysville Quad. 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-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
  HSC23320  Platystemon californicus T. C. DeWitt 1971-3-12 22 Sutter 2 mi. NW of Sutter, on H.H. Cull ranch 30 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
  UC1120045  Plectritis macrocera H. S. Yates 1934-3-11 3671 Sutter North Butte 213 Comment
  UCD140580  Plectritis macrocera Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7622 Sutter Sutter County; Sutter Buttes. Dean Ranch. South of North Butte. Western slope of Sunrise Ridge. 271 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
  CAS-BOT-BC244385  Poa annua Lowell Ahart 1982-4-23 3300 Sutter Near the fence and cow trails, W of Myers home, Myers Ranch. Sutter Buttes 50 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
  UCR249541  Poa annua George K. Helmkamp 2013-3-1 20148 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
  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
  SEINET7249199  Poa annua George K. Helmkamp 2013-1 Sutter Comment
  SEINET10968189  Poa scabrella Lowell Ahart 1985-5-5 Ahart 4902 Sutter Dean Ranch about 3 1/4 miles north-west of Sutter, Sutter Buttes. Comment
  UCD90382  Poa secunda A. A. Beetle 1946-4-8 4370 Sutter South Butte, Marysville Buttes. Comment
  RSA129107  Poa secunda F. W. Embree 1931-3-22 22 Sutter one mile south, 2.5 miles east of South Butte. 271 Comment
  CAS-BOT-BC243269  Poa secunda subsp. secunda Lowell Ahart 1985-5-5 4902 Sutter S of the road, about 1.25 miles SE of the Dean Cabin, about 3.25 miles NW of Sutter, Sutter Buttes 200 Comment
  CHSC36251  Poa secunda subsp. secunda L. Ahart 1982-4-17 3282 Sutter On a ridge near w fence line, nw of Dean Cabin, Dean Ranch, Sutter Buttes. 350 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
  UC1132630  Poa secunda subsp. secunda G. E. Sindel 1934-3-20 30 Sutter 1/2 mi e North Butte; Marysville Buttes Quadrangle Comment
  UC1132637  Poa secunda subsp. secunda H. S. Yates 1934-3-11 Sutter Marysville Buttes; Marysville Quadrangle Comment
  UC1132638  Poa secunda subsp. secunda F. W. Embree 1931-3-22 Sutter 1 mi s and 2 1/2 mi e South Butte; Marysville Quadrangle Comment
  UC1132784  Poa secunda subsp. secunda F. W. Embree 1931-3-22 22 Sutter 1 mi s, 2 1/2 mi e of South Butte; Marysville Quadrangle, Marysville Buttes Comment
  UCD91667  Poa secunda subsp. secunda P. B. Kennedy 1914-5-1 4749 Sutter Marysville Buttes. Comment
  CHSC91103  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
  UC1988921  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
  CHSC37146  Pogogyne douglasii subsp. minor L. Ahart 1982-6-20 3618 Sutter Just inside the first gate to the Dean Ranch, Sutter Buttes. 35 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
  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
  UCSB64009  Polycarpon tetraphyllum Ahart, Lowell 1982-6-19 Sutter At the Myers home; Myers Ranch; Sutter Buttes; around the home 30 Comment
  JEPS98497  Polygonum arenastrum 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
  CAS-BOT-BC224892  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
  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
  SEINET3828546  Polygonum aviculare George K. Helmkamp, E. A. Helmkamp 2011-1 18485 Sutter Sacramento Valley: Garden Hwy at the southwest end of the village of Nicolaus (Nicolaus 7.5') 18 Comment
  UCR190162  Polygonum aviculare George K. Helmkamp, E. A. Helmkamp 2007-9-30 13027 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
  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
  UCR235402  Polygonum aviculare George K. Helmkamp, E. A. Helmkamp 2011-11-28 18485 Sutter Sacramento Valley, Garden Hwy at the southwest end of the village of Nicolaus 18 Comment
  CAS-BOT-BC414122  Polygonum aviculare subsp. aviculare Lowell Ahart 1981-7-3 2886 Sutter On the south side of South Butte, Sutter Buttes 100 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
  UC1509630  Polygonum californicum L. Ahart 1983-8-27 4350 Sutter a little s Myers Ranch (ca 1 mi s of the Myers home, w of Marysville); Sutter Buttes 50 Comment
  CAS-BOT-BC414355  Polygonum californicum Lowell Ahart 1982-3-6 3250 Sutter About 200 meters west of the Dean Cabin, Dean Ranch, Sutter Buttes 350 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
  UCR262444  Polygonum lapathifolium George K. Helmkamp, E. A. Helmkamp 2011-12-9 18505 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
  CDA25216  Polygonum punctatum G. K. Helmkamp, E. A. Helmkamp 2007-10-28 13121 Sutter Sacramento Valley; Along Nicolaus Road, 0.1 mile west of the Placer County line. Comment
  RSA466378  Polygonum punctatum L. Ahart 1984-10-22 4817 Sutter On the S side of South Butte, Sutter Buttes, west of Marysville. 150 Comment
  SEINET10479783  Polygonum scabrum Lowell Ahart 1983-8-27 Ahart 4355 Sutter A little south of the Myers home, Myers Ranch, Sutter Buttes, west of Marysville. Valley Grassland; 50 m. 50 Comment
  CAS-BOT-BC71844  Polypodium californicum Wm. Vortriede 1928-4-7 s.n. Sutter Marysville Buttes, southern part 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
  CDA29462  Polypodium calirhiza M. K. Beyers 2009-5-9 48 Sutter The Sutter Buttes; Next to dry ravine, about 10 meters from trail. Southwest from the end of manmade stone wall. On Dean Ranch. 0 Comment
  CAS-BOT-BC233033  Polypogon interruptus Lowell Ahart 1983-9-4 4384 Sutter About 0.25 mile below the dam, ca. 3/8 mile SE of the Dean Cabin, Dean Ranch, Sutter Buttes 250 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
  CHSC101108  Polypogon interruptus L. P. Janeway 2009-3-30 9694 Sutter Sacramento Valley. At the pumphouse on the eastern edge of the east levee of Sutter Bypass, between Franklin Road and Wadsworth Canal; about 4.7 km south-southwest of the town of Sutter. Open disturbed compacted ground along access road to the pumphouse and top of adjacent drainage canal. 11 Comment
  CHSC41434  Polypogon interruptus Lowell Ahart 1986-5-24 5298 Sutter Wash, about 1/2 mile south of the Dean Cabin, Dean Ranch, about 3 1/4 miles north-west 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
  JEPS72918  Polypogon maritimus Joseph Andorfer Ewan and Nesta Ewan 1936-5-10 9621 Sutter on Dean Ranch Road 4 mi n Sutter Comment
  UCD91164  Polypogon maritimus L. Alhart 1982-5-30 3471 Sutter Sutter Buttes. Myers Ranch, ca. 1/4 mile W of Myers home. 50 Comment
  CAS-BOT-BC237419  Polypogon monspeliensis Lowell Ahart 1983-5-4 3957 Sutter Along edge of Pass Road, ca. 4 miles W of Kellogg Road, Sutter Buttes 50 Comment
  CHSC39552  Polypogon monspeliensis Lowell Ahart 1983-8-4 4262 Sutter Along the edge of a stream, near the west fence line, on the west side of the South Butte, Sutter Buttes. 60 Comment
  CHSC47636  Polypogon monspeliensis Lowell Ahart 1983-5-4 3957 Sutter Along the edge of Pass Road, about 4 miles west of Kellogg Road, Sutter Buttes. 45 Comment
  UC1108670  Polypogon monspeliensis H. R. Bennett 1954-8-4 Sutter 6 mi w Yuba City (wet bank of irrigation canal) 22 Comment
  UC1108672  Polypogon monspeliensis H. R. Bennett 1954-8-5 Sutter 24 Comment
  UC1555421  Polypogon monspeliensis H. R. Bennett 1954-8-4 Sutter 6 mi w Yuba City (wet bank of irrigation canal) 22 Comment
  SEINET10507587  Polypogon monspeliensis Lowell Ahart 1983-8-4 Ahart 4262 Sutter T16N R1E se sec 26. West side of South Butte, Sutter Buttes. Valley Grassland; 60 m. 60 Comment
  SEINET10968213  Polypogon monspeliensis Lowell Ahart 1983-5-4 Ahart 3957 Sutter Along edge of Pass Rd, ca. 4 mi w of Kellogg Rd, Sutter Buttes. Valley Grassland. West of Marysville. 50 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
  CAS-BOT-BC102406  Populus fremontii Lowell Ahart 1977-4-5 s.n. Sutter On the south slope of the South Butte in the Sutter Buttes 200 Comment
  JEPS64544  Populus fremontii subsp. fremontii W. L. Jepson 1891-4-20 Sutter Mahon's Landing Marysville Buttes Region (Feather River); , Marysville Buttes Region Comment
  UC4922  Populus fremontii subsp. fremontii W. L. Jepson 1891-4-20 Sutter Mahon's Landing Marysville Buttes Region, Feather River (Feather River) 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
  CDA34115  Potamogeton pusillus P. Hiatt 1979-9-13 Sutter Feather River below rapids. 0 Comment
  UCD122131  Proboscidea louisianica subsp. louisianica R. N. Raynor 1939-10-8 s.n. Sutter Sutter Basin. Comment
  CHSC84335  Proboscidea lutea Lowell Ahart 2003-9-12 10564 Sutter On the north side of Pass Road, near the deep wash, 150 yards east of the gas pumpls, Sutter Buttes, about 7 miles northwest of Sutter. 39 Comment
  JEPS104070  Proboscidea lutea Lowell Ahart 2003-9-12 10564 Sutter On the n side of Pass Rd, near the deep wash, 150 yd e of the gas pumpls, Sutter Buttes, ca 7 mi nw of Sutter. 39 Comment
  CAS-BOT-BC159828  Prunus avium Lowell Ahart 1984-3-10 4504 Sutter A little north-east of the Dean Cabin, Dean Ranch, Sutter Buttes 270 Comment
  CHSC39945  Prunus avium Lowell Ahart 1984-3-10 4504 Sutter Dean Ranch, Sutter Buttes, west of Marysville. Along banks of wash a little NE of the Dean Cabin. 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
  CAS-BOT-BC159862  Prunus dulcis John Thomas Howell 1981-10-14 54634 Sutter Oak Hill Ranch, south side of Sutter Buttes Comment
  CAS-BOT-BC159456  Prunus virginiana var. demissa Margit Sands 1985-4-14 35 Sutter Dean Place, Hough Cnayon - Sutter Buttes, Sierra Nevada 213 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
  CHSC40480  Pseudognaphalium californicum Lowell Ahart 1985-5-20 5018 Sutter On the south slopes below the lower radio tower, on the south side of the South Butte, Sutter Buttes. 594 Comment
  CHSC47655  Pseudognaphalium californicum Lowell Ahart 1980-6-21 2427 Sutter Just a little south of the old homestead, on the south side of the South Butte, Sutter Buttes. 304 Comment
  CAS-BOT-BC356931  Pseudognaphalium californicum Lowell Ahart 1985-5-20 5018 Sutter On the south slopes below the lower radio tower, on the south side of the South Butte, Sutter Buttes 650 Comment
  CHSC37177  Pseudognaphalium luteoalbum L. Ahart 1982-6-20 3633 Sutter Along wash, below the pond, se of the Dean Cabin, Dean Ranch, Sutter Buttes. 350 Comment
  OBI83557  Pseudognaphalium luteoalbum George K. Helmkamp, Amy Barnes 2013-3-28 20265 Sutter Hageman Road just south of its junction with CA-20, east of Meridian 17 Comment
  CAS-BOT-BC357170  Pseudognaphalium luteoalbum John Thomas Howell 1976-4-1 51516 Sutter 2 miles from Robbins on road to Knights Landing Comment
  CAS-BOT-BC357171  Pseudognaphalium luteoalbum John Thomas Howell 1981-10-13 s.n. Sutter Bobelaine Audubon Sanctuary, Feather River at mouth of Bear River 9 Comment
  CAS-BOT-BC357173  Pseudognaphalium luteoalbum Lowell Ahart 1983-8-27 4358 Sutter A little south of the Myers home, Myers Ranch, 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
  CAS-BOT-BC361732  Psilocarphus brevissimus var. brevissimus Lowell Ahart 1984-4-19 4548 Sutter Along West Butte Road, about 1/8 mile north of the Sacramento Outing Club, Sutter Buttes 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
  CHSC46963  Psilocarphus brevissimus var. brevissimus Lowell Ahart 1984-4-19 4548 Sutter Along West Butte Road, about 1/8 mile north of the Sacramento Outing Club, Sutter Buttes. 30 Comment
  CHSC46964  Psilocarphus oregonus Lowell Ahart 1984-4-19 4549 Sutter Along the West Butte Road, about 1/8 mile north of the Sacramento Outing Club, Sutter Buttes. 30 Comment
  CHSC47661  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. 30 Comment
  JEPS78704  Psilocarphus oregonus Edward Lee 1936-5-10 2124 Sutter about 4 mi n Sutter (at foot of Marysville Buttes); Marysville Buttes 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
  SEINET10871999  Psilocarphus oregonus Lowell Ahart 1983-5-14 Ahart 3999 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
  SEINET11807033  Psilocarphus oregonus Unknown 1984-1 4549 Sutter W of Marysville, ca 1.8 mi N of Sacramento Outing Club, Sutter Buttes, along West Butte Road 35 Comment
  CAS-BOT-BC361907  Psilocarphus tenellus Lowell Ahart 1983-5-14 4000 Sutter Along West Butte Road, about 1/8 mile north of the Sacramento Outing Club, Sutter Buttes 35 Comment
  CAS-BOT-BC361908  Psilocarphus tenellus Lowell Ahart 1984-4-19 4550 Sutter Along West Butte road, about 1/8 mile north of the Sacramento Outing Club, Sutter Buttes 35 Comment
  POM138621  Ptelea baldwinii subsp. crenulata A. A. Heller, H. E. Brown 1902-5-17 5564 Sutter Marysville Buttes 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-BC148052  Ptelea crenulata H. H. Keifer 1928-5-2 s.n. Sutter North Peak, Marysville Buttes Comment
  CAS-BOT-BC148054  Ptelea crenulata Lowell Ahart 1981-5-18 2818 Sutter Near the top side of South Butte, Sutter Buttes 650 Comment
  CDA12475  Ptelea crenulata G. F. Hrusa, R. F. Holland, O. Pollack 1990-4-4 7650 C Sutter Sutter Buttes; E side of North Butte Comment
  JEPS78851  Ptelea crenulata Edward Lee 1936-5-10 2120 Sutter e side about halfway down North 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
  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
  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
  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
  CHSC47415  Quercus douglasii Lowell Ahart 1977-4-5 1246 Sutter On the south side of the South Butte. 243 Comment
  RSA134793  Quercus douglasii Percy C. Everett, E. K. Balls 1959-10-20 23903 Sutter Pennington, north of Marysville Buttes 27 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
  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
  CAS-BOT-BC134872  Quercus wislizeni A. A. Heller 1915-4-3 11796 Sutter Summit of South Butte, Marysville Buttes 609 Comment
  CAS-BOT-BC134874  Quercus wislizeni Lowell Ahart 1980-5-1 2143 Sutter South Butte, Sutter Buttes 198 Comment
  JEPS78709  Quercus wislizeni var. frutescens Edward Lee 1936-5-10 2140 Sutter the very summit and vicinity South Butte; Marysville Butte Comment
  CAS-BOT-BC362438  Rafinesquia californica Lowell Ahart 1981-5-18 2817 Sutter Near the top of the South Butte, Sutter Buttes 650 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
  CHSC87401  Rafinesquia californica Lowell Ahart 2004-5-2 10849 Sutter On a mountainside, on the west side of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter. 551 Comment
  SEINET10965656  Ranunculus aquatilis var. capillaceus Lowell Ahart 1984-3-24 Ahart 4505 Sutter Myers Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 50 m. 50 Comment
  UC725544  Ranunculus canus A. A. Heller 1941-4-23 16075 Sutter s side of West Butte road Marysville Buttes Comment
  CAS-BOT-BC378849  Ranunculus canus 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
  UC1126214  Ranunculus muricatus G. E. Sindel 1934-3-30 36 Sutter 1/2 mi sw North Butte; Marysville Quadrangle Comment
  UC767497  Ranunculus muricatus R. F. Hoover 1937-5-18 2225 Sutter Pleasant Grove Comment
  UCD140596  Ranunculus muricatus Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7638 Sutter Sutter County; Sutter Buttes. Dean Ranch. South of North Butte. Western slope of Sunrise Ridge. 261 Comment
  UCD41204  Ranunculus muricatus James Salyards 1986-4-26 86 - Sutter Mainly southeast of N. Butte. 182 Comment
  JEPS54977  Ranunculus occidentalis W. L. Jepson 1891-4-20 Sutter Sutter plains Region of the Marysville Buttes Comment
  CHSC47386  Raphanus raphanistrum Lowell Ahart 1982-4-24 3354 Sutter Near the dirt road, road leads to the gravel pit, about 1/4 mile south-west of the Myers home, Myers Ranch, Sutter Buttes. In the farmed field to the east. 45 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
  SEINET3828582  Raphanus sativus George K. Helmkamp, E. A. Helmkamp 2011-1 18490 Sutter Sacramento Valley: Worth Road, 0.2 mile east of its junction with Garden Highway, 4 miles SW of Nicolaus (Verona 7.5') 14 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
  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
  SEINET10493589  Rhamnus californica subsp. tomentella Lowell Ahart 1984-10-22 Ahart 4829 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-BC59403  Rhamnus ilicifolia A. A. Heller 1914-5-6 11360 Sutter Marysville Buttes Comment
  CAS-BOT-BC59404  Rhamnus ilicifolia Roxana S. Ferris 1917-4-18 681 Sutter Marysville Buttes 152 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
  CAS-BOT-BC59410  Rhamnus ilicifolia Lowell Ahart 1981-5-18 2826 Sutter Sierra Nevada - On the top of South Butte, Sutter Buttes 650 Comment
  JEPS78810  Rhamnus ilicifolia Edward Lee 1936-5-10 2142 Sutter vicinity South Butte (the very summit and vicinity South Butte); Marysville Butte Comment
  UCD112331  Rhamnus ilicifolia George F. Hrusa 1990-4-4 7603 Sutter Sutter Buttes. North Butte. 250 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
  CDA29470  Rhamnus ilicifolia M. K. Beyers 2009-5-9 53 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
  CHSC37164  Rhamnus tomentella subsp. tomentella L. Ahart 1982-6-19 3612 Sutter Sutter Buttes, Myers Ranch. Ca. 1/4 mi n and along dirt rd that leads to the Myers home. Scattered along rock fence. 50 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
  CHSC87925  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
  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
  UCD116886  Rhus aromatica George F. Hrusa 1990-4-4 7619 Sutter Common on NE and SE slopes of North Butte. 350 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
  SEINET12216740  Ribes quercetorum Unknown 1984-1 4502 Sutter Dean Ranch, Sutter Buttes, W of Marysville, almost near top of Old Man, ca 0.5 mi S of Dean Cabin 300 Comment
  JEPS88770  Rigiopappus leptocladus W. L. Jepson 1891-4-20 Sutter at Marysville Buttes; region of Marysville Buttes 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
  UCD166876  Rorippa palustris subsp. palustris Robert E. Preston 2016-3-23 3040 Sutter 13.25 mi NNW of Robbins, in canals along Progress Rd, 0.4 mi N of Acme Rd. 10 Comment
  CAS-BOT-BC74793  Rorippa palustris var. palustris John Thomas Howell 1974-9-19 50871 Sutter 1.7 miles south of Robbins on road to Knights Landing. Comment
  CAS-BOT-BC74794  Rorippa palustris var. palustris John Thomas Howell 1976-4-1 51515 Sutter Sierra Nevada. 2 miles from Robbins on road to Knights Landing. Comment
  CAS-BOT-BC147391  Rosa californica Lowell Ahart 1985-10-19 5207 Sutter About 1/2 mile south-east of the Dean Cabin, Dean Ranch, Sutter Buttes 243 Comment
  SEINET10483502  Rosa californica Lowell Ahart 1985-10-19 Ahart 5207 Sutter Dean Ranch, Sutter Buttes. About 12 miles west of Marysville. Comment
  SEINET10904101  Rosa californica Lowell Ahart 1983-9-4 Ahart 4380 Sutter Southeast of the Dean Cabin, Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 250 m. 250 Comment
  SEINET5734335 Image available Rosa californica Lowell Ahart, M. Dean; P. Sands 1985-1 5207 Sutter Dean Ranch. Ca. 12 mi. W of Marysville; about 0.5 mi. SE of the Dean Cabin.; South Butte Comment
  RSA0012108  Rosa gymnocarpa George K. Helmkamp, E. A. Helmkamp 2010-10-20 17046 Sutter along Nicolaus Ave. 0.5 miles east of Trowbridge 15 Comment
  UCR194891  Rosa gymnocarpa George 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
  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
  SEINET10968228  Rostraria cristata Lowell Ahart 1983-5-4 Ahart 3956 Sutter Along edge of Pass Rd, ca. 4 mi w of Kellogg Rd, Sutter Buttes. Valley Grassland. West of Marysville. 50 Comment
  SD126421  Rotala indica Eliska Rejmankova 1987-9-11 Sutter East of Nicolaus. Comment
  CDA29479  Rubus armeniacus M. K. Beyers 2009-5-9 49 Sutter The Sutter Buttes; Thriving along the edge of dry ravine. South of manmade stone wall. Just north of parking area next to the outhouse and watering hole. On Dean Ranch. 0 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-BC416367  Rumex californicus Lowell Ahart 1982-6-19 3595 Sutter Myers Ranch, Sutter Buttes, about 3/4 mile south of the Myers home 50 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
  UCD101095  Rumex conglomeratus L. Ahart 1982-6-19 3596 Sutter 3/4 mi s of Myers home, Myers Ranch, Sutter Buttes. Comment
  SEINET4560816  Rumex crispus George K. Helmkamp, E. A. Helmkamp 2011-1 17286 Sutter Sacramento Valley: junction of Nicolaus Road and Pleasant Grove Road, 2 miles ESE (97 degrees) of Trowbridge. 16 Comment
  UCR230737  Rumex crispus George K. Helmkamp, E. A. Helmkamp 2010-10-20 17041 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
  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-BC421605  Rumex crispus Lowell Ahart 1982-5-30 3485 Sutter About 1/4 mile west of the Myers home, Myers Ranch, Sutter Buttes 50 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-BC433853  Rumex pulcher Lowell Ahart 1980-6-21 2422 Sutter South Butte, Sutter Buttes 60 Comment
  CDA2399  Saccharum ravennae G. D. Barbe 1975-7-22 2055 Sutter South levee of Yankee Slough, 3 miles east of Hwy 70 at end of Warren Road, Rio Oso. 0 Comment
  SEINET10932250  Sagina apetala Lowell Ahart 1983-5-4 Ahart 3943 Sutter Along edge of Pass Rd, ca. 4 mi w of Kellogg Rd, Sutter Buttes. Valley Grassland. West of Marysville. 50 Comment
  CDA16222  Sagittaria latifolia G. F. Hrusa, J. Hillard, D. Cunningham August 1998 14799 Sutter Sacramento Valley; +- 3 mi E of Sutter Buttes, off Clark Rd. 0 Comment
  CHSC96937  Sagittaria longiloba Lowell Ahart 2007-7-7 14252 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
  JEPS100488  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 Comment
  JEPS113639  Sagittaria longiloba Lowell Ahart 2007-7-7 14252 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
  UC1112250  Sagittaria longiloba R. C. Bacigalupi with S. Galen Smith 1957-6-29 6015 Sutter ca 12 mi s Yuba City (just 1/2 mi s of the Sutter Causeway); Sacramento Valley 15 Comment
  UC935717  Sagittaria longiloba Malcolm A. Nobs and S. Galen Smith 1949-7-25 1224 Sutter 2 mi e Robbins Comment
  UC935718  Sagittaria longiloba Malcolm A. Nobs and S. Galen Smith 1949-7-29 1096 Sutter Sutter bypass just s Marysville; Sutter bypass Comment
  UC1112249  Sagittaria montevidensis subsp. calycina R. C. Bacigalupi with S. Galen Smith 1957-6-29 6016 Sutter in Sacramento Valley just 1/2 mi s of the Sutter Causeway ca 12 mi s Yuba City; Sacramento Valley s of the Sutter Causeway 15 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
  CAS-BOT-BC103065  Salix bonplandiana John Thomas Howell 1981-10-14 54633 Sutter Oak Hill Ranch, south side of Sutter Buttes 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-BC107829  Salix gooddingii John Thomas Howell 1981-10-14 54640 Sutter Dean Ranch, Sutter Buttes Comment
  CAS-BOT-BC107873  Salix gooddingii Gordon H. True 1971-4-8 6439 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
  UC437354  Salix gooddingii W. P. Taylor 1912-4-16 Sutter w Butte (Butte Slough) 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
  CAS-BOT-BC104130  Salix hindsiana Roxana S. Ferris 1926-4-22 6384 Sutter western base of Marysville Buttes Comment
  CAS-BOT-BC107794  Salix hindsiana Dr. E. B. Copeland 1903-5-30 3264 Sutter Bank of Sacramento River Comment
  SEINET10539218  Salix hindsiana Lowell Ahart 1985-5-20 Ahart 5015 Sutter South Butte, Sutter Buttes, about 12 miles W of Marysville, Ca. On the south side. Comment
  UC1134945  Salix laevigata H. S. Yates 1934-3-11 3660 Sutter 2 mi n.e. North Butte; Marysville Quad. Comment
  UC1134953  Salix laevigata F. W. Embree 1934-3-21 9 Sutter 1 mi n West 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
  SD255850  Salix lasiolepis George K. Helmkamp, Amy Barnes 2014-3-21 22609 Sutter Sacramento Valley: Along CA-20 (Colusa Hwy), 0.3 mile west of South Tarke Road, 3.75 miles east of Meridian. Grassy strip between CA-20 and a parallel orchard road. 13 Comment
  UCD111599  Salix lasiolepis Beecher Crampton 1976-3-9 9353 Sutter North of Verona, levee of the Feather River. Comment
  UCD111600  Salix lasiolepis Beecher Crampton 1976-3-9 9354 Sutter Sutter County, north of Verona, levee along the Feather River. Comment
  UCD111652  Salix lasiolepis W. W. Robbins; S. W. Winters Date unknown 775 Sutter Sutter Basin. Comment
  UCR250085  Salix lasiolepis George K. Helmkamp 2013-3-9 20160 Sutter Northern Sacramento Valley, North Butte Road, 0.4 mile west of its junction with West Butte Road, NW foot of Sutter Buttes 24 Comment
  CHSC37055  Salsola tragus L. Ahart 1982-10-1 3874 Sutter Along edges of Pass Rd, near a small bridge and a little e of the Gass Compression Station, Sutter Buttes. 50 Comment
  CAS-BOT-BC176915  Salsola tragus Lowell Ahart 1982-10-11 3874 Sutter Along the edges of Pass Road, near a small bridge and a little east of the [Gass] Gas Compression Station, Sutter Buttes 50 Comment
  UCD99309  Salsola tragus K. Esau 1932-6-25 s.n. Sutter Sutter Basin. Comment
  UCD99459  Salsola tragus H. P. Stabler 1920-5-13 s.n. Sutter Yuba City. Comment
  CAS-BOT-BC235046  Sambucus Roxana S. Ferris 1926-4-22 6390 Sutter Western base of Marysville Buttes Comment
  JEPS81006  Sambucus mexicana Edward Lee with Annetta Carter, J. and N. Ewan 1936-5-9 2090 Sutter North Butte Marysville Buttes (e side) 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
  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
  SEINET11155721  Sanicula bipinnata A. E. Wieslander 1934-3-11 394 Sutter 2 miles SE of South Butte. Comment
  CAS-BOT-BC223230  Sanicula bipinnatifida Roxana S. Ferris 1917-4-18 661 Sutter Marysville Buttes 121 Comment
  CDA12472  Sanicula bipinnatifida G. F. Hrusa, R. F. Holland, O. Pollack 1990-4-4 7635 B Sutter Sutter Buttes; S side of North Butte. Comment
  UC1123169  Sanicula bipinnatifida H. S. Yates 1934-3-11 3687 Sutter 1 mi sw of Union School 22 Comment
  UCD140568  Sanicula bipinnatifida Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7610 Sutter Sutter County; Sutter Buttes. Dean Ranch. Southeast of North Butte. Top of Sunrise Ridge. 272 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
  CHSC40309  Sanicula crassicaulis Lowell Ahart 1985-5-5 4913 Sutter Along the banks of a small stream, about 1/2 mile south-east of the Dean Cabin, Dean Ranch, about 3 1/2 miles north-west of Sutter, Sutter Buttes. 60 Comment
  SEINET13945168 Image available Sanicula crassicaulis Lawrence Heckard 1952-1 3 X-395 Sutter South Butte (Sutters Buttes) W of Marysville Comment
  UCD128050  Sanicula tuberosa George F. Hrusa 1990-4-4 7652 Sutter south side of North Buttewith. 200 Comment
  CHSC68456  Schoenoplectus acutus var. occidentalis L. P. Janeway 1987-7-10 2484 Sutter Along canal at Varney Road, 1.0 mi west of Hwy 113. 6 Comment
  UCD50067  Schoenoplectus acutus var. occidentalis G. L. Webster; G. L. Stebbins 1967-8-22 7692 Sutter Ca. 1 mile W of 'The Berry Patch' (6 miles W of Pennington). 15 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
  CAS-BOT-BC111441  Schoenoplectus acutus var. occidentalis John Thomas Howell 1975-7-21 51328 Sutter Along canal near south end of Sutter Causeway. Comment
  RSA127025  Schoenoplectus acutus var. occidentalis P. L. Johannsen 1935-5-26 674 Sutter 4.3 miles south of South Butte 15 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
  CAS-BOT-BC111404  Schoenoplectus triqueter David B. Marshall 1954-7-7 9 Sutter Sutter National Wildlife Refuge Comment
  POM312835  Schoenoplectus triqueter David B. Marshall 1954-7-7 9 Sutter Sutter National Wildlife Refuge. Comment
  CDA16224  Scirpus mucronatus G. F. Hrusa, J. Hillard, D. Cunningham August 1998 14801 Sutter Sacramento Valley; +- 3 mi E of Sutter Buttes, off Clark Rd. 0 Comment
  CAS-BOT-BC240039  Scribneria bolanderi Lowell Ahart 1986-5-4 5264 Sutter 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
  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
  CHSC41435  Scribneria bolanderi Lowell Ahart 1986-5-4 5264 Sutter Road cut, about 1/4 mile west of the fourth gate to the Dean Ranch, near the power line, about 3 1/4 miles north of Sutter, Sutter Buttes. 213 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
  UCD92477  Scribneria bolanderi Alan A. Beetle 1946-4-24 4700 Sutter Marysville Buttes. Comment
  UCD92508  Scribneria bolanderi Beecher Crampton 1962-4-17 6191 Sutter 4 miles west of Pennington, at junction of North Butte and West Butte Roads. Comment
  UCD124567  Scrophularia californica George F. Hrusa 1990-4-4 7618 Sutter in small drainage on S side of of North Butte. 400 Comment
  JEPS6742  Scrophularia californica subsp. floribunda Joseph Andorfer Ewan and Nesta Ewan 1936-5-9 9595 Sutter e slope North Butte; Marysville Buttes 457 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
  JEPS78812  Scutellaria siphocampyloides Edward Lee 1936-5-9 2049 Sutter se of North Butte Road to North Butte Foothills (Marysville Buttes); Marysville Buttes Comment
  UC762473  Scutellaria siphocampyloides Joseph Andorfer Ewan and Nesta 1936-5-9 9560 Sutter road to North Butte (from east) 152 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
  UC573611  Scutellaria tuberosa G. E. Sindel 1934-3-30 47 Sutter 1/4 mi w and 1 mi s of North Butte 304 Comment
  CAS-BOT-BC417007  Sedella pumila John H. Thomas 1981-4-20 20335 Sutter Sutter Buttes, 1/2 - 3/4 miles eastward of Dean Place 182 Comment
  RSA11923  Sedella pumila Rimo Bacigalupi 1933-4-23 2235 Sutter Small creek at north base of North Butte, Marysville Buttes. Comment
  CAS-BOT-BC417008  Sedella pumila Margit Sands 1983-4-17 4369 Sutter Dean Ranch, Sutter Buttes 250 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
  POM174577  Sedella pumila Roxana S. Ferris 1926-4-22 6359 Sutter Slopes of West Butte, Marysville Buttes 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-BC62153  Selaginella hansenii A. A. Heller 1905-3-22 7583 Sutter Marysville Buttes Comment
  CAS-BOT-BC62155  Selaginella hansenii John H. Thomas 1981-4-20 20371 Sutter Sutter Buttes, Dean Place 213 Comment
  CHSC46182  Selaginella hansenii Lowell Ahart 1980-7-26 2693 Sutter Near the old homestead, on the south side of the South Butte, Sutter Buttes. 320 Comment
  JEPS79470  Selaginella hansenii Edward Lee with A. Carter, and J. and N. Ewan 1936-5-9 2096 Sutter e side North Butte; Marysville Buttes Comment
  CAS-BOT-BC62147  Selaginella hansenii Lowell Ahart 1980-12-26 2693 Sutter South side of South Butte, Sutter Buttes 350 Comment
  UC1063243  Senecio aronicoides G. E. Sindel 1934-4-10 62 Sutter n slope North Butte; Marysville Buttes Quad., n slope of North Butte Comment
  UCD133786  Senecio aronicoides George F. Hrusa 1990-4-4 7613 Sutter Sutter Buttes. Summit of North Butte.Mostly on NE side of summit. 550 Comment
  SEINET3257991 Image available 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
  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
  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
  CAS-BOT-BC364684  Senecio vulgaris Lowell Ahart 1977-4-5 s.n. Sutter On south side of South Butte, Sutter Buttes 200 Comment
  CHSC91743  Senna occidentalis G. F. Hrusa; K. Kosta 2001-10-1 15985 Sutter Northern California. Sacramento Valley. In Mung garden N of Yuba City. 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
  UC1108677  Setaria parviflora H. R. Bennett 1954-8-6 Sutter along Feather R. Yuba City; Feather R. 18 Comment
  CAS-BOT-BC243648  Setaria pumila Herbert L. Mason 1945-9-18 12712 Sutter Pennington Road between Live Oak and Pennington Comment
  RSA313135  Setaria pumila H. L. Mason 1945-9-18 12712 Sutter Along drainage ditches, Pennington Toad between Live Oak and Pennington 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
  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
  UCR249578  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 17 Comment
  UCR263564  Sibara virginica Lowell Ahart 2002-3-28 94 Sutter Sacramento Valley, about 50 feet southeast of the intersection of North Butte Road and West Butte Road, Sutter Buttes 24 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
  JEPS78724  Sidalcea hartwegii Edward Lee 1936-5-9 2051 Sutter se North Butte Foothills (Marysville Buttes); , se of North Butte Foothills Comment
  UCD116730  Sidalcea hartwegii H. A. Borthwick 1925-5-17 1820 Sutter Marysville Buttes. Comment
  UCD116741  Sidalcea hartwegii Nancy Kang 1986-4-26 22 Sutter Sutter Buttes. Comment
  UCD15593  Sidalcea hartwegii Margit Sands 1985-4-27 44 Sutter Sutter Butte, 1/2 mile E of Dean Place buildings. South side of road. 213 Comment
  JEPS78725  Sidalcea hirsuta Edward Lee 1936-5-9 2053 Sutter hills e North Butte; Marysville Buttes, e of North Butte Comment
  UCD140560  Silene gallica Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7602 Sutter Sutter County; Sutter Buttes. Dean Ranch. Southeast of North Butte. South slope of Sunrise Ridge, above pond. 270 Comment
  CAS-BOT-BC393466  Silene gallica Roxana S. Ferris 1926-4-22 6381 Sutter Slopes of West Butte, Marysville Buttes 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-BC393472  Silene gallica Lowell Ahart 1981-4-13 2779 Sutter Near North Butte, about 1/8 mile north of the Dean Cabin, Sutter Buttes. 350 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
  SEINET10537595  Silene verecunda Lowell Ahart 1984-5-21 Ahart 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; Foothill Woodland; 675 m. 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
  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
  CDA3899  Sinapis arvensis T. C. Fuller, M. S. Bergseng 1959-3-26 2140 Sutter 3 miles east of Knight s Landing. 0 Comment
  CHSC42743  Sisymbrium officinale Lowell Ahart 1977-4-5 1249 Sutter On the south side of the South Butte, Sutter Buttes. 228 Comment
  CHSC36246  Solanum parishii L. Ahart 1982-4-24 3384 Sutter S slope near the S fence line, ca. 3/4 mi sw of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CDA5989  Solanum rostratum A. C. Browne 1952-7-9 Sutter Sacramento Northern Railroad yards, Yuba City. 0 Comment
  JEPS78727  Solanum umbelliferum Edward Lee 1936-5-9 2076 Sutter e side of North Butte (Marysville Buttes); , North Butte Comment
  JEPS78728  Solanum umbelliferum Edward Lee 1936-5-9 2076 Sutter e side of North Butte (Marysville Buttes); , North Butte Comment
  UC1125016  Solanum umbelliferum H. S. Yates 1934-3-11 3669 Sutter North Butte 213 Comment
  CAS-BOT-BC156872  Solanum umbelliferum R. S. Ferris 1917-4-18 650 Sutter Marysville Buttes 121 Comment
  CAS-BOT-BC157398  Solanum umbelliferum L. Ahart 1982-4-24 3384 Sutter About 3/4 mile south-west of Myers home, Myers Ranch, Sutter Buttes 50 Comment
  RSA473652  Solidago californica L. Ahart 1984-9-22 4808 Sutter Vicinity of South Butte, Sutter Buttes; west of Marysville; near the berry patch above the old homestead, on the south side of the Butte. 70 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
  CHSC46969  Solidago velutina subsp. californica Lowell Ahart 1984-9-22 4808 Sutter Near the berry patch above the old homestead, on the south side of the South Butte, Sutter Buttes. 411 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
  CHSC46970  Soliva sessilis Lowell Ahart 1982-4-23 3294 Sutter Along the edge of cow trails, on the west part of the Myers Ranch, Sutter Buttes. 45 Comment
  CAS-BOT-BC374409  Sonchus asper Lowell Ahart 1984-5-21 4615 Sutter At the old homestead on the south side of the South Butte, Sutter Buttes 400 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
  CAS-BOT-BC235299  Sorghum bicolor T. C. Fuller 1968-9-11 17583 Sutter E. side of Garmire Rd., 0.5 mi. n. of Acme Rd., s.e. of Meridian Comment
  CAS-BOT-BC227210  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
  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
  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
  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-BC390220  Spergularia bocconi Lowell Ahart 1982-4-24 3349 Sutter About 1/4 mile south-west of Myers home, Myers Ranch, Sutter Buttes 50 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-BC390223  Spergularia bocconi Lowell Ahart 1983-5-4 3944 Sutter Along the edge of Pass Road, about 4 miles west of Kellogg Road, Sutter Buttes 50 Comment
  SEINET10899197  Spergularia bocconi Lowell Ahart 1984-4-19 Ahart 4552 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
  RSA0098420  Spergularia macrotheca var. leucantha Copeland 1903-5-29 3273 Sutter Edge of Tule land. 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
  CDA2519  Sporobolus indicus D. Wilson 1983-6-21 Sutter 3475 Keys Road, Pleasant Grove. 0 Comment
  UCLA71418  Stachys albens Joseph Andorfer Ewan and Nesta Ewan 1936-5-9 9569 Sutter n side North Butte 304 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
  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
  SEINET10537639  Stellaria nitens Lowell Ahart 1984-3-31 Ahart 4530 Sutter Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 300 m. 300 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
  RSA337378  Stephanomeria virgata L. Ahart 1984-10-22 4826 Sutter On the S side of South Butte, Sutter Buttes, west of Marysville. 150 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
  CAS-BOT-BC375946  Stephanomeria virgata A. A. Heller 1923-10-25 13834 Sutter Fields along the highway 4 miles south of Live Oak Comment
  SEINET10474968  Stephanomeria virgata Lowell Ahart 1984-10-22 Ahart 4826 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
  SEINET11807262  Stephanomeria virgata Unknown 1984-1 4826 Sutter on S side of South Butte, Sutter Buttes, W of Marysville 150 Comment
  CHSC34108  Stephanomeria virgata subsp. pleurocarpa L. Ahart 1981-9-10 3127 Sutter On the s side of South Butte; Sutter Buttes. 350 Comment
  CHSC46972  Stephanomeria virgata subsp. pleurocarpa Lowell Ahart 1984-10-22 4826 Sutter Near the small stream, south of the old homestead, on the south side of the South Butte, Sutter Buttes. 274 Comment
  SD122520  Stipa cernua Lowell Ahart 1984-5-21 4627 Sutter On the south side of the South Butte, Sutter Buttes, west of Marysville Comment
  SEINET10508389  Stipa cernua Lowell Ahart 1984-5-21 Ahart 4627 Sutter On the south side of the South Butte, Sutter Buttes, west of Marysville; Foothill Woodland. Comment
  SEINET10603813  Stipa cernua Charles F. Baker, Edwin B. Copeland 1903-5-17 Baker 3053 Sutter Marysville Bultas. 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
  SEINET10603939  Stipa pulchra A. Arthur Heller 1915-4-3 Heller 11804 Sutter Rich loose soil in a field, base of South Butte, Marysville Buttes, in the blue oak belt, growing in colonies. Comment
  CAS-BOT-BC269546  Symphoricarpos albus var. laevigatus John Thomas Howell 1981-10-14 54652 Sutter Dean Ranch, Sutter Buttes 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
  UC1192214  Symphyotrichum spathulatum Herbert L. Mason, Verne Grant 1946-9-4 13102 Sutter Colusa Gun Club Butte Sink Comment
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Aug 20 2007
  CAS-BOT-BC98251  Symphyotrichum subulatum var. parviflorum Lowell Ahart 1984-9-22 4799 Sutter South Butte, Sutter Buttes - west side of the South Butte in small seep. 250 Comment
  CAS-BOT-BC98254  Symphyotrichum subulatum var. parviflorum John Thomas Howell 1981-10-13 54624 Sutter Bobelaine Audubon Sanctuary, Feather River at mouth of Bear River 9 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
  CAS-BOT-BC98253  Symphyotrichum subulatum var. parviflorum John H. Thomas 1980-12-6 20204 Sutter Greylodge Bird Refruge, northeast of Sutter Buttes Comment
  CAS-BOT-BC98300  Symphyotrichum subulatum var. parviflorum Lowell Ahart 1983-8-27 4356 Sutter Myers Ranch, Sutter Buttes - a little south of the Myer's home 50 Comment
  JEPS107741  Taeniatherum caput-medusae Lowell Ahart, Jack Lindsay 2005-5-31 11841 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
  JEPS107953  Taeniatherum caput-medusae Lowell Ahart, Jack Lindsay 2005-5-31 11841 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
  JEPS106283  Tauschia hartwegii Lowell Ahart 2004-5-2 10828 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
  RSA603514  Tauschia hartwegii G. Fred Hrusa 1990-4-4 7636 Sutter Sutter Buttes, North Butte 550 Comment
  CHSC87307  Tauschia kelloggii Lowell Ahart 2004-5-2 10858 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
  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-BC66839  Thysanocarpus curvipes John H. Thomas 1981-4-20 20338 Sutter Sutter Buttes. 0.5-0.75 mile eastward of Dean Place. 182 Comment
  CAS-BOT-BC66843  Thysanocarpus curvipes John H. Thomas 1981-4-20 20404 Sutter Sutter Buttes. Dean Place. 213 Comment
  CAS-BOT-BC66844  Thysanocarpus curvipes John H. Thomas 1981-4-30 20432 Sutter Sutter Buttes. Huff Canyon - North Butte area. 304 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-BC66852  Thysanocarpus curvipes Lowell Ahart 1977-4-7 s.n. Sutter Myers Ranch, Sutter Buttes. 50 Comment
  CAS-BOT-BC66856  Thysanocarpus curvipes Lowell Ahart 1981-4-6 2726 Sutter On the south side of South Butte, Sutter Buttes. 200 Comment
  CHSC42742  Thysanocarpus curvipes Lowell Ahart 1977-4-10 1290 Sutter On the west side of the South Butte, Sutter Buttes. 457 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
  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-BC66848  Thysanocarpus curvipes A. A. Heller 1915-3-25 11785 Sutter South side of the Marysville Buttes. Comment
  CAS-BOT-BC66850  Thysanocarpus curvipes A. A. Heller 1915-3-25 11786 Sutter South side of the Marysville Buttes. 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
  JEPS105851  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
  CAS-BOT-BC66955  Thysanocarpus laciniatus Lowell Ahart 1981-5-18 2823 Sutter Edge of road on top of South Butte, Sutter Buttes. 650 Comment
  SEINET10448533  Thysanocarpus laciniatus Lowell Ahart 1984-5-21 Ahart 4637 Sutter On South Butte, Sutter Buttes, west of Marysville; Foothill Woodland; 675 m. 675 Comment
  SD42381  Thysanocarpus radians Carl B. Wolf 1937-3-30 8366 Sutter Sacramento Valley, 5.2 miles west of Sheridan. 24 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-BC67287  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
  JEPS105881  Torilis arvensis subsp. purpurea Lowell Ahart 2004-5-2 10827 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
  CHSC40264  Torilis nodosa Lowell Ahart 1985-5-5 4899 Sutter East of the road, about 2 miles south-east of the Dean Cabin, about 2 miles north of Sutter, Sutter Buttes. 100 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
  JEPS105865  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
  CHSC37185  Toxicodendron diversilobum L. Ahart 1982-6-20 3644 Sutter Along a seep stream, ca. 1/4 mi se of Dean Cab Cabin, Dean Ranch, Sutter Buttes. 300 Comment
  SEINET9372140  Toxicodendron diversilobum Unknown 1990-4-4 7628 Sutter Colonial shrub approx. 4 ft. in height. Common on all slopes of Northe Butte. This from SE slopes. El. ~350 meters. 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
  UCR188496  Tribulus terrestris George 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 8 Comment
  UC84178  Trichocoronis wrightii var. wrightii E. B. Copeland 1903-7-26 3503 Sutter 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
  SEINET11173457 Image available Trifolium albopurpureum A. A. Heller 1905-3-22 7578 Sutter Marysville Buttes Comment
  JEPS78846  Trifolium albopurpureum var. albopurpureum Edward Lee 1936-5-10 2110 Sutter North Butte Marysville Buttes (near summit) Comment
  UC1129940  Trifolium albopurpureum var. albopurpureum F. W. Embree 1934-3-22 19 Sutter 1 mi s and 2 3/4 mi e South Butte; Marysville Quadrangle 243 Comment
  SEINET10940000  Trifolium amplectens Lowell Ahart 1984-4-19 Ahart 4563 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
  UC80311  Trifolium bifidum var. bifidum Katharine Brandegee Apr 1889 Sutter Colusa Junction Comment
  SEINET10451874  Trifolium columbinum Lowell Ahart 1983-9-4 Ahart 4371 Sutter Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 250 m. 250 Comment
  UCD140589  Trifolium depauperatum Ellen Dean; T and M Starbuck, Davis Botanical Society 2013-4-6 7631 Sutter Sutter County; Sutter Buttes. Dean Ranch. South of North Butte. Western slope of Sunrise Ridge. 261 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
  UC1746007  Trifolium depauperatum var. depauperatum Annetta M. Carter, Joe & Nesta Ewan, Edward Lee 1936-5-9 1179 Sutter 5 mi W of Live Oak; Marysville Buttes, North Butte 30 Comment
  CHSC37178  Trifolium fragiferum L. Ahart 1982-6-20 3630 Sutter On damp soil along the small wash below the pond, se of Dean Cabin, Dean Ranch, Sutter Buttes. 350 Comment
  SEINET10841157  Trifolium gracilentum Lowell Ahart 1983-5-4 Ahart 3948 Sutter Along edge of Pass Rd, ca. 4 mi w of Kellogg Rd, Sutter Buttes. Valley Grassland. West of Marysville. 50 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
  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
  SEINET10452513  Trifolium hirtum Lowell Ahart 1983-5-4 Ahart 3963 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
  JEPS78942  Trifolium microcephalum Edward Lee 1936-5-9 2067 Sutter e side North Butte; Marysville Buttes Comment
  POM163435  Trifolium microcephalum Roxana S. Ferris 1926-4-22 6381 Sutter Slopes of West Butte, Marysville Buttes 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
  CHSC41460  Trifolium obtusiflorum Lowell Ahart 1986-5-26 5311 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
  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
  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
  CHSC36279  Trifolium variegatum var. major L. Ahart 1982-4-23 3305 Sutter W of the Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  RSA163517  Trifolium variegatum var. melananthum Unspecified 1926-4-22 6324 Sutter West Butte 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
  JEPS4143  Trifolium willdenovii W. L. Jepson 1891-4-20 13678 Sutter base South Peak; Marysville Buttes region Comment
  JEPS4172  Trifolium willdenovii Joseph Andorfer Ewan and Nesta Ewan 1936-5-9 9583 Sutter e face North Butte 365 Comment
  JEPS81171  Trifolium willdenovii Edward Lee with A. Carter, J. and N. Ewan 1936-5-9 2066 Sutter e side North Butte; Marysville Buttes Comment
  UC631622  Trifolium willdenovii A. A. Heller 1915-5-25 11783 Sutter se base Marysville Buttes Comment
  UCR151589  Trifolium willdenovii Beecher Crampton 1962-4-17 6155 Sutter Sacramento Valley, Riego Station, extreme southeast portion of county near Placer Co. line 14 Comment
  SD180594  Trifolium willdenovii Beecher Crampton 1962-4-17 6155 Sutter Southeast portion of Sutter County, near Placer County border, Riego Station. Comment
  CHSC45986  Triphysaria eriantha Lowell Ahart 1982-4-2 3296 Sutter West of Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  CHSC40262  Triteleia hyacinthina Lowell Ahart 1985-5-5 4909 Sutter South 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
  UCR197383  Triteleia hyacinthina George K. Helmkamp, E. A. Helmkamp 2008-4-17 13276 Sutter Sacramento Valley, along Pass Road at the south side of Sutter Buttes, 2.3 miles northwest of Sutter 70 Comment
  CAS-BOT-BC521595  Triteleia hyacinthina Lowell Ahart 1985-5-5 4909 Sutter South of the road, about 3/4 mile south-east of the Dean Cabin, Dean Ranch, about 3 1/2 miles northwest of Sutter, Sutter Buttes 200 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
  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
  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
  UC843613  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-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
  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
  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
  SEINET10833794  Triteleia ixioides subsp. scabra A. Arthur Heller 1914-5-6 Heller 11365 Sutter Marysville 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
  CAS-BOT-BC522159  Triteleia laxa Roxana S. Ferris 1926-4-22 6352 Sutter Slopes of west Butte, Marysville Buttes Comment
  CAS-BOT-BC526141  Triteleia laxa Lowell Ahart 1982-4-23 3308 Sutter west of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CDA29481  Triteleia laxa M. K. Beyers 2009-5-9 45 Sutter The Sutter Buttes; Next to dry ravine, about 10 meters from trail. Southwest from the end of manmade stone wall. On Dean Ranch. 0 Comment
  POM276966  Triteleia laxa Lyman Benson 1935-3-27 6353 Sutter Marysville Buttes (south side), Sacramento River Watershed. 91 Comment
  SEINET10533659  Triteleia laxa Edward Lee 1936-5-9 Lee 2056 Sutter Quercus douglasii area. Hills east of North Butte, Marysville Buttes. Comment
  OBI81419  Triticum aestivum George K. Helmkamp, Amy Barnes 2013-3-28 20268 Sutter Sacramento Valley; Hageman Road just south of its junction with CA-20, east of Meridian 17 Comment
  UCR249575  Triticum aestivum George K. Helmkamp, Amy Barnes 2013-3-28 20268 Sutter Sacramento Valley, Hageman Road just south of its junction with CA-20, east of Meridian 17 Comment
  UCR258538  Triticum aestivum George K. Helmkamp, Amy Barnes 2014-3-21 22624 Sutter Sacramento Valley, 2.8 miles WSW (257 deg. ) of Sutter, along CA-20 at the junction with Morehead Rd. 11 Comment
  CAS-BOT-BC67386  Tropidocarpum gracile Lowell Ahart 1977-4-5 s.n. Sutter South Butte, Sutter Buttes. 200 Comment