Search Results — 2000 specimen records retrieved (1401 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC78000  Abies concolor Geo. B. Grant 1902-9-1 4 Shasta Mt. Shasta 2438 Comment
  CAS-BOT-BC78024  Abies grandis J. G. Lemmon & Wife s.n. Shasta Near Shasta Peak Comment
  CDA33505  Acacia dealbata L. Lindstrand 2007-12-7 Shasta In the vicinity of Enterprise: Sacramento River, 0.2 miles south (downstream) of Highway 44 Bridge. Comment
  CDA34128  Acacia dealbata L. Lindstrand 2010-12-7 Shasta In the vicinity of Redding: Sacramento River, 0.5 miles downstream (south) of Keswick Dam and adjacent to Sacramento River Trail. Comment
  JEPS42748  Acer circinatum W. I. Follett 1942-9-12 139 Shasta Burney Falls Comment
  UCD39762  Acer circinatum Beecher Crampton 1964-8-27 7197 Shasta 1/2 miles east Castle Crag r.r. siding, Soda Creek Road. Comment
  CAS-BOT-BC419725  Acer glabrum var. glabrum Julie Kierstead Nelson; Martin Lenz 2014-6-3 2014 -065 Shasta Van Sicklin Road, Forest Road 37N48, 4 miles south of McCloud Dam. 1432 Comment
  CAS-BOT-BC333222  Acer macrophyllum Marcus E. Jones 1931-7-16 28942 Shasta Redding Comment
  HSC32584  Acer macrophyllum Linda M. Barker 1974-4-21 167 Shasta Hwy. 299, roadside cut across stream canyon 366 Comment
  RSA67253  Acer macrophyllum Philip A. Munz 1951-9-15 16991 Shasta 5 miles west of Montgomery Creek 610 Comment
  SJSU15322  Acer macrophyllum J. L. Barnes 1976-4-14 36 Shasta 10 miles off Gilman Road on dirt road, 5 feet off road, Pt. McCloud RiverArm, Nosoni Creek 304 Comment
  UC1125395  Achillea millefolium P. L. Johannsen 1932-6-13 130 Shasta near Furnaceville; Redding Quadrangle 457 Comment
  CAS-BOT-BC210704  Achnatherum lemmonii James Jokerst 1985-5-27 2373 Shasta Near Rock Creek 943 Comment
  CHSC93088  Achnatherum lemmonii R. Fischer 2005-5-20 478 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants growing in thin volcanic soil of an opening within the juniper woodlands along Fishhawk Trail, North of camp 7. 1021 Comment
  UC1553562  Achnatherum lemmonii E. Dean with B. Williams, D. Taylor, R. Buck, R. Palmer 1988-6-21 69 Shasta 3.8 mi s along Pit #6 Rd. Big Bend Rd. (Cove Cemetery area); Roaring Crk. 609 Comment
  UCD50503  Achnatherum lemmonii Beecher Crampton 1960-6-16 5645 Shasta N.E. Shasta County: ca. 7 miles south of Fall River Mills. Comment
  CAS-BOT-BC218679  Achnatherum lemmonii H. W. Brannan 1913-3-10 375 Shasta Trinity Forest 365 Comment
  SEINET7593420 Image available Achnatherum occidentale George W. Gillett 1957-1 739 Shasta Lassen Volcanic National Park, summit (margin) of Crescent Crater in breach of Crater. 2438 Comment
  CAS-BOT-BC210856  Achnatherum occidentale subsp. californicum Lewis S. Rose 1945-9-8 45283 Shasta Lassen Volcanic National Park. Manzanita Lake 1783 Comment
  UCD50956  Achnatherum occidentale subsp. californicum G. F. Hrusa; T. D. Wilfred 1996-6-10 12984 Shasta along Hat Creek on E side of Hwy 44 approx. 400 meters N of Big Spring. 1422 Comment
  SEINET255885  Achnatherum occidentale subsp. californicum Mary E. Barkworth, L. R. Firestone 1982-8-30 4097 Shasta Highway 44 north of junction with highway 34. 1738 Comment
  UCD50953  Achnatherum occidentale subsp. pubescens G. F. Hrusa; T. D. Wilfred 1996-6-11 13016 Shasta E side of Hwy 89 approx. 1/2 m. N of Old Station Trailer Park, and between USFS N99 and N91. 1386 Comment
  UCD51173  Achnatherum occidentale subsp. pubescens G. F. Hrusa 1991-6-27 8480 Shasta Above Pit River on S bank. Approx. 1.5 miles W of Powerhouse #1. Comment
  CHSC89703  Acmispon americanus var. americanus R. Fischer; J. Marr 2004-8-15 379 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected on Lava Springs Trail between Horr Pond and Crystal Springs. 1010 Comment
  CHSC27784  Acmispon brachycarpus James T. Nicol 1978-3-27 11 Shasta Ca. 4.8 mi ese of Ono on Plantina Rd. 289 Comment
  CHSC871  Acmispon denticulatus M. Underhill 1952-6-29 Shasta 76 Comment
  UC54279  Aconitum columbianum H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4413 Shasta near Morgan, Tehama Co. (Mill Creek Canyon); Mt. Lassen, Mill Creek Canyon 1524 Comment
  CAS-BOT-BC412897  Aconogonon davisiae Hans Leschke 1945-9-14 s.n. Shasta Mt. Lassen trail 2621 Comment
  UCD98770  Aconogonon davisiae Tracy L. Storer 1932-7-31 s.n. Shasta Upper King Creek Meadows, Lassen Volcanic National Park. 2286 Comment
  SBBG7503  Adenocaulon bicolor H. and M. Dearing 1938-6-30 2211 Shasta near Burney Comment
  CAS-BOT-BC29314  Adenocaulon bicolor Lyman Benson 1930-7-18 2213 Shasta East of Round Mountain, Hatchet Creek 1219 Comment
  CDA42507  Adiantum aleuticum G. D. Barbe 1993-5-13 4455 Shasta Lion Side Falls, ca. 2500 feet east of bridge over Hatchet Creek on road to Big Bend; 0.75 mile northeast of Highway 299, 2.75 miles northeast of Montgomery Creek. 0 Comment
  SEINET3166361  Adiantum jordanii P. J. Alexander 2009-4-7 994 Shasta Shasta National Forest, north of Lake Shasta, 2.6 miles E of Nosoni Mountain on the west side of North Fork Squaw Creek along F.R. 35N18A, 2.5 road miles from the (unmarked) junction with F.R. 35N18 (at 40.9319N, 122.1452W), which is 5.2 road miles from the junction with F.R. 27 (at 40.9120N, 122.1763W). 823 Comment
Read comments
May 4 2020
  UC2030512  Adiantum jordanii Layne Huiet, Alan Smith, Joan Smith, Ellen Dean, Martin Lenz 2014-5-15 165 Shasta South side of Lake shasta. Near extension of Dry Creek Road, called Silverthorn Road, above and to the west of Silverthorn Bay Comment
  CHSC118191  Adiantum jordanii Len Lindstand III 2015-5-29 21240 Shasta Jones Valley, on Clikapudi Trail, approx 0.50 mi. north-east of Jones Valley Boat Ramp. Coordinates: UTM 10T NAD27 566976E/ 4510105N. 365 Comment
  JEPS123367  Adiantum shastense Kevin Heidel 2015-5-20 14 Shasta Near headwaters of Ripgut Creek, approximately 1/4 mile southwest of the Terminus of Forest Road 34N17D. Goose Gap 7.5' Q. Comment
  JEPS123374  Adiantum shastense Len Lindstrand III 2015-5-20 21239 Shasta Unnamed stream approx. 0.5 mi west of Stein Creek, just upstream from confluence with Shasta Lake. Devils Rock, 7.5' Q. Comment
  JEPS123376  Adiantum shastense Len Lindstrand III 2015-5-7 21235 Shasta Cove Creek, upslope of confluence with Shasta Lake, approximately 1.4 mi. northwest of Bear Mt. Project City, 7.5' Q. Comment
  UC2030513  Adiantum shastense Layne Huiet, Alan Smith, Joan Smith, Ellen Dean, Martin Lenz 2014-5-14 160 Shasta North side of Lake Shasta. McCloud River Arm. Bailey Cove Trail. North-facing slope Comment
  UC62723 Image available Adiantum shastense Baker and Nutting 1894-5-21 Shasta Oak Run, Shasta County. Comment
  UCD166842  Adiantum shastense Len Lindstrand III 2015-5-15 21238 Shasta Blue Ridge, west of Allie Cove, approximately 1.3 mi. northeast of South Gray Rocks. 335 Comment
  UCD166843  Adiantum shastense Len Lindstrand III 2015-5-15 21235 Shasta Cove Creek, upslope of confluence with Shasta Lake, approximately 1.4 mi. northwest of Bear Mt.. 335 Comment
  CHSC118185  Adiantum shastense Len Lindstand III 2014-12-9 21214 Shasta Slopes southwest of North Gray Rocks/ Shasta Caverns and north of Marble Creek. UTM 10T NAD83 560060E/ 4515673N. 365 Comment
  CHSC118403  Adiantum shastense Len Lindstrand III 2015-5-7 21232 Shasta Sugarloaf Creek, at confluence with Shasta Lake. UTM 10T 0546689E/4522654N 365 Comment
  CHSC118631  Adiantum shastense Len Lindstrand III 2014-12-9 21214 Shasta Slopes SW of North Gray Rock/Shasta Caverns and N of Marble Creek; eastern Klamath Ranges. UTM Zone 10T, NAD 1983, 560060m E, 4515673m N. 365 Comment
  HSC104372  Adiantum shastense Len Lindstrand III 2015-5-15 21235 Shasta Cove Creek, upslope of confluence with Shasta Lake, approx. 1.4 mi. NW of Bear Mountain 335 Comment
  HSC104373  Adiantum shastense Len Lindstrand III 2015-5-7 21232 Shasta Sugarloaf Creek, at confluence with Shasta Lake 366 Comment
  CDA20538  Aegilops cylindrica K. Martyn 2005-6-3 PDR 1292147 Shasta Cascade Range; McArthur swamp. 0 Comment
  CHSC118566  Aegilops cylindrica Lowell Ahart; John Dittes, Josephine Guardino 2017-6-15 21416 Shasta Along poor dirt road extending from end of the Mackey's Cove Road to northeast shore of Fall River Lake, about 0.5 mile northwest of airport runway, about 1.2 miles (ait) north of Fall River Mills, Fall River Valley. 1008 Comment
  HSC99936  Aegilops cylindrica J. P. Smith, & J. O. Sawyer 2011-6-15 13221 Shasta Roadside ditch near Glenburn Church, at the junction of A19 and A20 1017 Comment
  RSA0069348  Aegilops triuncialis Dean W. Taylor 2013-5-9 21361 Shasta Sacramento River Canyon, Forest Road 38N21 about 0.5 mile up (west) from frontage road of Interstate 5 at Fisher. 762 Comment
  RSA14367  Aesculus californica Elmer I. Applegate 1929-6-18 5741 Shasta Pollock, Sacramento River, 30 miles north of Redding. Comment
  SJSU495  Agastache parvifolia G. Witherspoon 1940-6-25 2094 Shasta McArthur Burney Falls State Park 1219 Comment
  RSA82369  Agastache parvifolia F. W. Peirson 1932-7-17 10340 Shasta Road below Burney Spring. 1067 Comment
  JEPS25550  Ageratina occidentalis Rimo Bacigalupi with Drs. F. Ehrendorfer and G. L. Stebbins 1959-6-30 7175 Shasta about 0.5 mi below crossing of road from Hirz Creek (eastward to U.S. Highway 299, along banks of Squaw Creek, e base of Chirpchatter Mtn., just n of Shasta Lake); Chirpchatter Mtn., Shasta Lake, Squaw Creek 381 Comment
  UCD128561  Ageratina occidentalis Dean William Taylor; G. Ledyard Stebbins 1972-7-1 2407 Shasta Hirtz Mountain. 1066 Comment
  CHSC105567  Ageratina shastensis Len Lindstrand III; Jane Van Susteren 2010-7-22 Shasta Tomstone Mountain. Found on limestone and meta-sedimentary outcrop and cliff features. UTM NAD 83 Zone 10N; 0562238E, 4544379N. 1554 Comment
  CHSC105574  Ageratina shastensis Len Lindstrand III; Jane Van Susteren 2010-8-13 Shasta Rocky metasedimentary peaks and outcrops at southern portion of Bald Mountain, south of the helispot and terminus of Bald Mountain Road (USFS Road 38N58). UTM NAD 83 Zone 10N;05702017E, 4549460N. 1402 Comment
  UC1558208  Agoseris aurantiaca Harold and Virginia Bailey 1948-8-27 2872 Shasta Badger Flat Lassen Volcanic National Park, Badger Flat 1920 Comment
  CHSC75445  Agoseris heterophylla G. F. Hrusa; T. D. Wilfred 1996-6-11 13034 Shasta Lassen National Forest. W side of Hwy 89-44 approx. 1/2 mile S of Big Spring. 1440 Comment
  CHSC88744  Agoseris heterophylla R. Fischer; J. Marr 2004-5-24 258 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located near lower half of Spattercone Trail. 1028 Comment
  SJSU4663  Agoseris heterophylla H. D. Baer 1960-4-14 32 Shasta near Coleman Fish Hatchery 11 mi SE of Anderson 259 Comment
  CAS-BOT-BC13330  Agoseris retrorsa Alice Eastwood; J. T. Howell 1934-4-21 1831 Shasta Baird Comment
  CHSC30118  Agoseris retrorsa M. S. Taylor 1980-6-10 2813 Shasta On N side of Sims Flat Rd, at jct with trail, ca. 3 mi due SE of Sims Flat Campground, ca. 7 mi S of Sweetbriar on I5. 1030 Comment
  JEPS45603  Agrimonia gryposepala A. A. Weigert 1922-8-22 Shasta Whitmore Comment
  UCD51700  Agrostis elliottiana W. R. Powell 1961-5-24 s.n. Shasta 10 miles east of Anderson, Ash Creek Road. Comment
  UCD85204  Agrostis hendersonii CNPS SN Foothill Team 2006-5-8 SNFN 0363 Shasta Shasta Land Trust Easement, Swede Creek Plains area of the Hathaway Ranch. 262 Comment
  CAS-BOT-BC138861  Agrostis microphylla John Thomas Howell 1955-6-14 30427 Shasta East of Whiskeytown. Comment
  CAS-BOT-BC138700  Agrostis scabra John Thomas Howell 1939-8-12 15291 Shasta Sulfphur Works, Mount Lassen. 2133 Comment
  UCD53386  Agrostis scabra Beecher Crampton 1964-8-26 7170 Shasta Lassen Volcanic National Park, heat Little Hot Springs Valley, slopes below Pilot Pinnacle. 2468 Comment
  HSC40695  Agrostis variabilis Thomas Nelson, Jane Nelson 1976-8-1 3137 Shasta Lassen Volcanic National Park, S side of Lassen Rd, Kings Creek Meadow Comment
  JEPS100544  Agrostis variabilis Dean Wm. Taylor and Ingrid Olmsted 1975-8-24 5491 Shasta subalpine slopes of Magee Peak; Lassen National Forest, Thousand Lakes Wilderness; Lassen National Forest, Thousand Lakes Wilderness, Magee Peak and vicinity Comment
  UC485744  Agrostis variabilis H. F. Copeland 1932-8-15 Shasta King's Creek Meadow where road crosses Mount Lassen, King's Creek Meadow 2225 Comment
  RSA422260  Ailanthus altissima Edwin Kline 1920-6-24 s.n. Shasta Redding. Comment
  UC441331  Alisma plantago-aquatica Milo S. Baker 1899-8-5 Shasta near Dana; Fall River Comment
  UCD137976  Alisma triviale P. B. Kennedy 1927-6-15 25 Shasta Pit-River. Comment
  CHSC63937  Allium amplectens Marion Ownbey; D. H. Brown 1941-6-20 2418 Shasta Goose Valley Road, 2 miles north of Highway, near Burney. Comment
  JEPS128428  Allium amplectens Julie Kierstead Nelson 2015-4-13 2015 -013 Shasta City of Redding, 1/2 mile S of Hwy 44, south of intersection of Hartnell and Argyle Road. Comment
  JEPS56356  Allium amplectens Mrs. C. F. Rose 1935-5-26 89 Shasta Redding Comment
  CAS-BOT-BC462364  Allium amplectens L. E. Smith 1913-5-2 s.n. Shasta Kennet Comment
  CDA39426  Allium amplectens T. C. Fuller 1963-6-1 10612 Shasta Iron Mtn. Rd., 2.1 miles above Iron Mtn. School, northwest of Redding. 0 Comment
  SEINET3884212  Allium amplectens D. W. McNeal 1980-6-6 2370 Shasta Beside Wilson Hill Road to Manton, 2.4 miles south of Highway 44 in Shingletown.; 0 Comment
  UC843412  Allium bolanderi C. L. Hitchcock 1940-5-17 6454 Shasta 3 mi e Redding 152 Comment
  JEPS100742  Allium bolanderi var. bolanderi Dean W. Taylor 1988-6-3 9738 Shasta Pit River crossing at Fenders Ferry road, 350 Comment
  CAS-BOT-BC464499  Allium campanulatum C. L. Hitchcock 1940-5-27 6636 Shasta near McArthur Comment
  POM110222  Allium campanulatum Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  SEINET192025  Allium peninsulare C. L. Hitchcock 1940-5-17 6454 Shasta 3 miles east of Redding 152 Comment
  CHSC65651  Allophyllum divaricatum L. P. Janeway 1995-7-8 4841 Shasta 1.0 mi straight south of Coyote Peak; 1.0 mi southwest of the western end of Iron Canyon Reservoir. Road cutbank. 960 Comment
  UC1299595  Allophyllum divaricatum Freed W. Hoffman 1948-7-3 2471 Shasta 23.6 mi. n.e. Redding (Little Cow Creek); Little Cow Creek Comment
  UC1731467  Allophyllum divaricatum Dean W. Taylor 1993-6-14 13595 Shasta ca. 3 air mi. e. Sims Flat (headwaters N. Fork Salt Creek); Cascade Ranges (CaRH), Sacramento R. Canyon, N. Fork Salt Cr 853 Comment
  UC879969  Allophyllum divaricatum Alice Eastwood 1912-7-25 1411 Shasta Pitt to Baird Comment
  JEPS58634  Alnus incana subsp. tenuifolia W. L. Jepson 1929-9-28 15293 Shasta Manzanita Lake Lassen Peak (living stream) 1828 Comment
  SJSU1591  Alnus incana subsp. tenuifolia C. W. Sharsmith 1954-6-25 6217 Shasta Viola 1341 Comment
  UC1543686  Alnus incana subsp. tenuifolia Harold and Virginia Bailey 1948-8-26 2836 Shasta Manzanita Creek Lassen Volcanic National Park (above campgrounds) 1798 Comment
  UCD18888  Alopecurus aequalis Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-5-9 196 Shasta from intersection of Hwy 299, take Day Rd. 6 mi. north and 1 mi. west on fire roads, Day Road site, pool # DAY002. Comment
  CAS-BOT-BC138004  Alopecurus geniculatus Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley. Comment
  JEPS104349  Alopecurus saccatus Lowell Ahart 2003-5-12 10166 Shasta In a vernal pool, ca 250 yd south of the barn, ca 1/4 mi south of the Coleman Canal, 2.8 mi (air) wsw of Darah Springs State Fish Hatchery, ca 12 mi (air) ene of Cottonwood. 265 Comment
  UCD55923  Alopecurus saccatus W. Robert Powell 1981-6-5 2804 Shasta 7 miles ESE of Redding, south side of Ramblewood Lane. Comment
Read comments
Aug 21 2015
  CHSC89796  Alyssum minus subsp. micranthum R. Fischer; J. Marr 2004-5-25 436 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off Lava Springs Trail near camp 7 at edge of mdw. 1010 Comment
  CAS-BOT-BC136698  Amelanchier alnifolia var. pumila Ellsworth Bethel 1923-5-8 s.n. Shasta Big Bend, Henderson P.O. Comment
  CHSC99766  Amelanchier alnifolia var. semiintegrifolia Lowell Ahart; John Dittes 2008-6-19 14845 Shasta About 5 yards east of the Pit River, about 150 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills. 993 Comment
  UCD112890  Amelanchier pallida J. I. Mallory 1968-4-28 284 Shasta 1/4 mile NW of Old Niagara Mill site. 1066 Comment
  UCD104609  Amorpha californica R. Bacigalupi 1934-5-28 2334 Shasta Kennett. 213 Comment
  RSA297006  Amorpha californica A. E. Wieslander 1929-9-9 s.n. Shasta Near Montgomery Creek 30 miles from Redding on Alturas Highway. Comment
  CAS-BOT-BC180557  Amorpha californica var. californica R. Bacigalupi 1934-5-28 2334 Shasta Under oaks, east end of bridge over Sacramento River, at Kennett Comment
  SBBG28453  Amsinckia intermedia C. L. Hitchcock 1940-5-24 6567 Shasta Hat Crk, W of Fall River Hills Comment
  CDA40475  Amsinckia intermedia Dr. Mace 1960-5-26 s.n. Shasta Whitmore. 0 Comment
  JEPS114484  Amsinckia menziesii var. menziesii Lowell Ahart, John Dittes 2008-6-19 14858 Shasta About 100 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills 993 Comment
  UCD119129  Anchusa officinalis Rimo Bacigalupi; Drs. Herbert and Lucille Mason 1958-4-23 6319 Shasta In canyon of Ash Creek, 2 3/4 miles northeast of Balls Ferry (Balls Ferry is about 5.5 miles east of Cottonwood). 143 Comment
  HSC101549  Andropogon virginicus var. virginicus J. P. Smith 2009-8-24 12669 Shasta Along Iron Mountain Road. 241 Comment
  CAS-BOT-BC137806  Andropogon virginicus var. virginicus W. S. Ball 1939-2-15 s.n. Shasta 1 mile south Redding on Highway 99. Comment
  RSA0089870  Angelica arguta Dean Wm. Taylor 2015-6-18 21555 Shasta 4 miles SW of Viola, via Rock Creek Road ca. 3 road miles SW of Highway 44. 1249 Comment
  JEPS16084  Angelica breweri W. L. Jepson 1929-9-30 15330 Shasta Manzanita Lake, Lassen Peak Lassen Peak; Manzanita Lake, Lassen Peak 1828 Comment
  CDA38194  Angelica breweri T. C. Fuller 1958-8-14 1174 -58 Shasta Summit of Hatchet Mountain. Comment
  UCD127122  Angelica breweri Joseph DiTomaso 1980-8-26 1927 Shasta 5.7 miles west of Burney on Hwy 299. 1/2 mile east of pass. 1249 Comment
  UC1181945  Angelica californica E. B. Alexander 1960-8-25 79 Shasta 1 mi w of Sugar Pine Mountain 1295 Comment
  HSC4657  Antennaria argentea Alice Eastwood, J. T. Howell 1940-6-11 7944 Shasta Near McArthur Comment
  SJSU1552  Antennaria argentea C. W. Sharsmith 1954-6-23 6196 Shasta c. 18 mi S of Burney Falls of Pit River Comment
  SBBG16033  Antennaria corymbosa D. Myrick 1961-6-23 337 Shasta ca. 1 mi down Hat Crk Rd from Hat Lake 1828 Comment
  HSC40165  Antennaria media Thomas W. Nelson, Jane P. Nelson 1976-8-1 3113 Shasta Lassen Volcanic National Park, at head of trail to Lassen Peak Comment
  SBBG21769  Antennaria media D. Myrick 1964-7-23 925 Shasta Paradise Meadow, above Hat Lake 2133 Comment
  CAS-BOT-BC77344  Antennaria media Hans Leschke 1954-7-5 s.n. Shasta Hat Lake 1965 Comment
  JEPS25416  Anthoxanthum aristatum Rimo Bacigalupi with G. T. Robbins 1959-4-23 7032 Shasta at confluence of Moody Creek and w fork of Stillwater Creek (along Jones Valley Road, about 2 1/2 mi ne of junction with U.S. Hwy 99); Jones Valley Road 198 Comment
  JEPS87075  Antirrhinum cornutum J. Kierstead 1991-6-7 91 -59 Shasta Shasta-Trinity National Forests: Shasta Lake Ranger Dist., west side of Shasta Lake (accessible by boat, not road). Old road bed leading to Golinsky Mine 457 Comment
  SEINET516144  Antirrhinum cornutum Vernon H. Oswald 1998-9-8 9617 Shasta Hwy 89 at its closest approach to Burney Creek just south of McArthur-Burney Falls Memorial State Park. 930 Comment
  UCD123432  Antirrhinum cornutum R. Tofsrud 1949-6-1 s.n. Shasta about 5 miles west of Ono. Comment
  JEPS117865  Antirrhinum vexillocalyculatum subsp. breweri Julie Kierstead Nelson 2006-11-8 2006 -43 Shasta Bully Hill Mine, north side of Shasta Lake at confluence of Squaw Creek and Pit River arms 365 Comment
  CDA37192  Apera interrupta CDFA Staff 2004-5-27 s.n. Shasta Peterson Ranch, south east of Fall River Mills. 0 Comment
  UC54548  Apocynum androsaemifolium H. M. Hall and E. B. Babcock June, 1903 4222 Shasta n.e. Shasta Co. lava beds Sierra Nevada Mts., n.e. Shasta Co. lava beds 1219 Comment
  CAS-BOT-BC397927  Aquilegia formosa Ellsworth Bethel 1923-6-16 s.n. Shasta Whitmore Comment
  HSC45451  Arabis glabra M. Alcasas 1978-5-14 89 Shasta Basin Gulch Campground, 1.5 mi. from Hwy. 36, end of campground beside access road to creek 861 Comment
  RSA0125753  Arabis glabra Lyman Benson 1930-7-18 2225 Shasta E. of Round Mountain, River: Hatchet Creek; Mt. Range: N. Sierra Nevada. 1220 Comment
  JEPS2734 Image available Arabis platysperma var. howellii Mrs. R. M. Austin 1896-8-1 366 Shasta Lake Salfatara Lassen Peak; Lake Salfatara, Lassen Peak Comment
  POM272508  Arabis suffrutescens F. W. Peirson 1932-7-11 s.n. Shasta Forest floor of the interlake region, Thousand Lake Basin. 1951 Comment
  CAS-BOT-BC407703  Arceuthobium americanum C. R. Quick 1953-8-1 53 -129 Shasta Spring Camp, near Childs Meadow, SE of Mt. Lassen Comment
  UCD101913  Arceuthobium americanum Lalit M. Srivastava 1958-7-11 63 Shasta west side of State Highway 89, Lassen Volcanic National Park. 2103 Comment
  CAS-BOT-BC407789  Arceuthobium campylopodum William Anderson 1949-3-26 s.n. Shasta Between Oak Run and Whitmore 914 Comment
  CAS-BOT-BC407790  Arceuthobium campylopodum William Anderson 1949-3-26 s.n. Shasta Black Butte Comment
  SJSU4243  Arceuthobium campylopodum C. W. Sharsmith 1968-6-22 7587 Shasta Manzanita Cr c. 2.5 mi SE of Manzanita L, Lassen Volcanic Park Comment
  JEPS87081  Arctostaphylos klamathensis J. Kierstead 1991-6-22 91 -78 Shasta Jeep trail e Tamarack Lake (Shasta-Trinity Co. line); Shasta-Trinity National Forests, Mt. Shasta Ranger Dist. 1828 Comment
  CAS-BOT-BC38980  Arctostaphylos malloryi James I. Mallory; Albert Seneres; Steve Edwards 1981-2-20 s.n. Shasta Iron Mountain Comment
  HSC104357  Arctostaphylos malloryi Len Lindstrand III 2015-1-8 21216 Shasta Northwest slope of Iron Mountain, on ridge at headwaters of Slickrock Creek 1021 Comment
  UC1182194  Arctostaphylos manzanita subsp. wieslanderi B. F. Smith 1960-2-11 7 Shasta V Plot V-1 Quad 33 B-2 609 Comment
  HSC100266  Arctostaphylos mewukka J. P. Smith, , J. O. Sawyer, & R. J. Cole 2011-7-23 13383 Shasta Along East County Line Road, off Buckhorn Summit 1105 Comment
  JEPS91230  Arctostaphylos nevadensis Dean Wm. Taylor and Ingrid Olmsted 1974-7-31 4898 b Shasta Magee Peak, Thousand Lakes Wilderness, Lassen National Forest 2438 Comment
  UC1036256  Arctostaphylos nevadensis George W. Gillett 1952-7-15 82 Shasta s side lower Twin Lake; Lassen Volcanic National Park 2026 Comment
  CHSC9293  Arctostaphylos patula G. Strausbaugh 1970-3-22 14 Shasta Ca. 25 yds. W of Whiskeytown Hwy. where Whiskey Creek inlets to lake and ca. 10 ft. above water on W bank of Whiskey Creek. 371 Comment
  HSC26526  Arctostaphylos patula J. P. Smith, J. O. Sawyer 1972-5-6 5238 Shasta Lassen National Forest, Boundary Campground on Hwy. 89, S of Burney. 1067 Comment
  HSC67147  Arctostaphylos patula J. P. Smith, J. O. Sawyer 1975-6-23 8316 Shasta Buckhorn Bally, 3.5 mi. S of Hwy. 299 at Buckhorn Summit on road to Bully Choop 1524 Comment
  RSA146601  Arctostaphylos patula R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth, K. Thorne 1972-9-21 42393 Shasta Castle Crags State Park. 701 Comment
  SD104438  Arctostaphylos patula Reid Moran 1978-6-24 26057 Shasta Little Roaring Creek 800 Comment
  SD46620  Arctostaphylos patula E. K. Balls, L. W. Lenz 1955-6-19 21829 Shasta Hwy 44, just W of entrance to Lassen National Park 1755 Comment
  UCD53320  Arctostaphylos patula Roman Gankin; W. R. Hildreth 1967-10-23 1143 Shasta Ca. 100 yds. north of state route 299 on dirt road 3.2 miles east of Buckhorn summit. Comment
  UCD53421  Arctostaphylos patula Roman Gankin; W. R. Hildreth 1966-3-14 696 Shasta Junction of Tom Green Road and road to Summit Mine; ca. 3 miles west-northwest of French Gulch. 1029 Comment
  SEINET11989106  Arctostaphylos patula R. Gankin, Hildreth, W. R. 1967-1 1144 Shasta ca 100 yds N of CA 299 on dirt road 3.2 road mi E of Buckhorn summit Comment
  CHSC81497  Arctostaphylos patula subsp. patula Ann Willyard 1999-1-9 159 Shasta From Highway 299, n on South Fork Mt Rd 100 M e of Whiskeytown Lake Visitor's Center. 7.0 rd mi n on South Fork Mt. Rd. UTM: 10 539183 E 4502146 N. 914 Comment
  UCR58379  Arctostaphylos patula subsp. platyphylla Walter Knight, I. Knight 1980-6-14 3762 Shasta Original material from Burney Falls State Park 945 Comment
  CHSC81499  Arctostaphylos viscida Ann Willyard 1999-1-9 160 Shasta From Highway 299, n on South Fork Mt Rd 100 M e of Whiskeytown Lake Visitor's Center. 7.0 rd mi n on South Fork Mt. Rd. UTM: 10 539183 E 4502146 N. 914 Comment
  UCD52635  Arctostaphylos viscida Joseph M. Ditomaso 1976-3-28 366 Shasta California, Shasta County; 3 miles west of French Gulch turnoff on Highway 299 Comment
  UCSB23682  Arctostaphylos viscida McMinn, Howard 1931-5-28 Shasta SE Redding airport Comment
  JEPS38777  Arctostaphylos viscida subsp. viscida W. L. Jepson 1914-8-15 6178 Shasta Delta 396 Comment
  RSA246603  Arctostaphylos viscida subsp. viscida Larry E. DeBuhr, C. W. Tilforth 1972-9-21 42392 Shasta Castle Crags State Park. 701 Comment
  RSA724148  Arctostaphylos viscida subsp. viscida Richard Halse 2002-3-21 6128 Shasta At the end of Statton Road, 1 mile W of its junction with interstate Hwy. 5; N shore of the Salt Creek Inlet of Shasta lake. 333 Comment
  UC1193016  Arctostaphylos viscida subsp. viscida K. Cuff 1949-7-31 99 Shasta 6 mi ne Platina 457 Comment
  UC144405  Arctostaphylos viscida subsp. viscida A. A. Heller 1905-5-25 7853 Shasta near Redding Comment
  UC60990  Arctostaphylos viscida subsp. viscida Geo. B. Grant September 1902 5274 Shasta Redding Comment
  UCD112260  Arctostaphylos viscida subsp. viscida Christopher Mallek 2008-5-8 s.n. Shasta Ash Creek. 876 Comment
  UCR65519  Arenaria douglasii D. W. Taylor, R. A. Price 1988-6-1 9695 Shasta Burney Valley, on Black Ranch Road c. 3.3 mi north of Burney and Hwy 299 945 Comment
  UC1586967  Argemone Juha Pykala and D. H. Norris 1987-6-15 1654 Shasta 3.1 mi e of Wildwood (near Highway 36) 914 Comment
  CAS-BOT-BC401831  Argemone munita subsp. rotundata Alice Eastwood 1912-7-13 1055 Shasta Pitt River Canon [Canyon] Comment
  CAS-BOT-BC137546  Aristida oligantha A. A. Heller 1916-6-25 12450 Shasta Blue oak belt 10 miles north of Redding in a field. Comment
  CAS-BOT-BC400476  Aristolochia californica L. E. Smith 1913-3-11 4 Shasta Redding Comment
  HSC65118  Aristolochia californica J. P. Smith 1972-3-19 5080 Shasta Along State Rte. 299 at Stillwater Creek Comment
  JEPS32465  Aristolochia californica J. W. Blankinship 1910-7-28 Shasta Redding Comment
  RSA0034405  Aristolochia californica J. R. Shevock 1992-6-16 12191 Shasta Adjacent to Little Cedar Creek off of Calif. highway 299 just S of Shasta-Trinity National Forest. 549 Comment
  RSA272555  Arnica dealbata Porter P. Lowry II 1977-7-6 858 Shasta Lassen Volcanic National Park. Sulphur Works on Park road. Comment
  CHSC30116  Arnica discoidea M. S. Taylor 1980-6-10 2801 Shasta Sims Lookout, ca. 6 mi S of Sweetbriar on I5. 1126 Comment
  JEPS89491  Arnica mollis Dean Wm. Taylor with Ingrid Olmsted 1975-8-24 320 Shasta and vicinity Magee Peak (Thousand Lakes Wilderness, Lassen Nat'l Forest); Lassen Nat'l Forest, Thousand Lakes Wilderness 2438 Comment
  CHSC58020  Arnica nevadensis Vernon H. Oswald 1992-5-25 4953 Shasta Lassen Volcanic National Park. N edge of the stone quarry on Old Emigrant Trail, east foot of Raker Peak, ca. 1.1 mi (air) NNE of Lassen Hwy. 1926 Comment
  UC1576777  Arnica venosa Dean Wm. Taylor with Roy E. Buck 1988-6-23 9856 Shasta along Forest road, 1.5 mi sw of w end of Iron Canyon Reservoir Iron Canyon Creek drainage, Iron Canyon Reservoir 975 Comment
  CAS-BOT-BC97195  Artemisia tridentata subsp. tridentata Wm. Bridge Cooke 1938-8-24 11584 Shasta Mount Shasta - North slope in the North Gate Road 1889 Comment
  CAS-BOT-BC453348  Aruncus dioicus var. vulgaris E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  UC1751241  Asarum caudatum Dean W. Taylor 1993-4-30 13379 Shasta Sacramento River Canyon, Hazel Creek drainage; North Fork Hazel Creek (ca. 1.5 mi SW of Castella) 853 Comment
  SEINET8189636 Image available Asarum caudatum Darla Gettman 1974-5-26 49 Shasta Gettman residence, 1417 Bue Way, Burney California 1067 Comment
  CAS-BOT-BC400689  Asarum hartwegii F. Almeda; R. Eisenhardt 1995-5-29 7415 Shasta Willow Creek Ranch about 6.8 miles south of the intersection of Calif. State Rd. #89 and Squaw Valley Rd. in McCloud 883 Comment
  HSC85745  Asarum hartwegii J. P. Smith, J. O. Sawyer 1982-5-8 10377 Shasta Tom Green Mine Rd., 3.2 mi. from its junction with French Gulch Rd. 854 Comment
  RSA565072  Asarum hartwegii D. W. Taylor 1993-4-30 13378 Shasta Sacramento River Canyon , Slims Flat; Hazel Creek (ca. 2.5 mi S of Castella). (Tombstone Mtn. 7 1/2' USGS quadrangle 1986 edition). 518 Comment
  RSA748472  Asarum hartwegii K. M. Meyer, A. Townesmith 2007-7-25 163 Shasta Shasta-Trinity National Forest. 7.3 miles W of State Route 299, on Fender s Ferry Rd. (FS Rd. 34N17) 240 Comment
  UCD137862  Asarum hartwegii Grady L. Webster; June McCaskill, Robert Rhode, John Tucker 1993-5-16 7788 Shasta above Salt Creek. 381 Comment
  UCR77169  Asarum hartwegii G. L. Webster, J. McCaskill, et al 1993-5-16 7788 Shasta Slopes above Salt Creek 381 Comment
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Jul 15 2015
  SEINET10475952  Asarum hartwegii Mary Susan Taylor, James D. Jokerst 1985-5-27 Taylor 5503 Shasta Just N of Rock Creek Campground, along road; ca. 3 air mi W of Lake Britton, ca. 10 air mi NNW of Burney. Yellow Pine Forest. T37N R2E sec 27. Comment
  SEINET188134  Asclepias cordifolia C. L. Hitchcock 1940-5-23 6513 Shasta Ca 1/4 mile south of Burney Falls. Comment
  RSA113947  Asclepias cordifolia H. K. Sharsmith 1953-6-25 4355 Shasta Road to Peanut 1.4 miles beyond Wildwood, Trinity National Forest 1159 Comment
  UC878978  Asclepias eriocarpa Alice Eastwood 1912-7-26 1477 Shasta Pitt Comment
  HSC3285  Asclepias speciosa R. G. Means 1962-7-5 78 Shasta 10 mi. N of Jct. of Shasta Rt. A-20 and Hwy. 299 on Shasta Rt. A-19 976 Comment
  CHSC39817  Aspidotis densa Ruby Gist 1935-5-8 Shasta Shasta Springs. Comment
  RSA686375  Aspidotis densa M. B. Dunkle 1934-8-3 4136 Shasta Shadow Lake 1261 Comment
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May 21 2013
  CAS-BOT-BC45270  Asplenium septentrionale David Showers 1976-9-2 3748 Shasta Lassen Volcanic National Park, North Domes 1/2 mi W of Lost Creek Camp 1981 Comment
  RSA702136  Aster eatonii R. Fischer 2004-7-3 0329 Shasta Ahjumawi Lava Springs State Park, 3 miles north of McArthur on western edge Modoc Plateau. Located off Lava Springs Trail, W shore of Big Lake 1009 Comment
  CDA13539  Aster occidentalis G. F. Hrusa, T. D. Wilfred 1996-7-22 13366 Shasta Lassen National Forest; North side of USFS S16 at upper end of Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  CAS-BOT-BC182951  Astragalus filipes Alice Eastwood; John Thomas Howell 1940-6-11 7937 Shasta Near McArthur Comment
  UCD104771  Astragalus inversus W. R. Powell 1963-7-11 762 Shasta 1 1/2 miles southeast of Burney. 1127 Comment
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Aug 21 2015
  HSC71910  Astragalus whitneyi var. siskiyouensis Thomas W. Nelson, Jane P. Nelson 1980-6-22 5819 Shasta Shasta-Trinity National Forest, junction of FS Rd. 41 and FS Rd. 28N08 1220 Comment
  UC1537106  Astragalus whitneyi var. siskiyouensis Gordon H. True Jr. 1938-5-26 943 Shasta between Rock Creek and Lake Britton; between Rock Creek and Lake Britton 914 Comment
  RSA85001  Athyrium americanum F. W. Peirson 1932-7-15 10101 Shasta Along the stream descending from Magee Peak, Thousand Lake Basin. 2287 Comment
  RSA246642  Athyrium filix-femina subsp. cyclosorum R. F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-22 42412 Shasta Shasta National Forest, above Castle Creek, 1 mile west of Castle Crags State Park. 762 Comment
  CAS-BOT-BC68685  Athyrium filix-femina var. californicum Alice Eastwood 1912-8-22 1761 Shasta Lassen Butte Region - Trail from Morgans Springs and Sulphur Mine Comment
  CAS-BOT-BC66032  Athyrium filix-femina var. cyclosorum Hans Leschke 1960-9-7 1787 Shasta Park boundary, north of Willow Lake 1661 Comment
  UCD56218  Avena barbata A. A. Beetle 1942-5-20 3338 Shasta 4 miles W of Ono. Mendel South Experimental Plot. Comment
  SEINET3919635  Avena barbata J. P. Smith, J. O. Sawyer; Thomas W. Nelson 1978-4-9 9728 Shasta County Road A16, 9.7 miles from its junction with State Route 36.; 0 381 Comment
  UCR174141  Bacopa rotundifolia Daniel B. Marcum 2005-8-13 s.n. Shasta Fall River Valley 1006 Comment
  CDA41200  Bacopa rotundifolia Dan Marcum 2005-8-13 s.n. Shasta Fall River Valley. Comment
  UC893846  Balsamorhiza hookeri Alice Eastwood Jun 29 1912-Jul 11 1912 896 Shasta Goose Valley Comment
  CAS-BOT-BC16670  Barbarea orthoceras Mrs. D. B. McAllister 1918-4-29 46 Shasta Ydaloom. Comment
  UC1541546  Barbarea orthoceras Harold & Virginia Bailey 1948-8-25 3035 Shasta Lassen Volcanic National Park, Summit Lake. 2040 Comment
  UC54261  Barbarea orthoceras H. M. Hall and E. B. Babcock June 29-30, 1903 4305 Shasta Mill Creek, in Shasta Co. 2438 Comment
  CHSC89635  Berberis aquifolium var. aquifolium R. Fischer 2004-7-4 335 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off Lava Spring Trail between Camp 7 and Crystal Springs near rock walled enclosure. Along road. 1010 Comment
  JEPS47762  Berberis aquifolium var. dictyota Mrs. C. F. Rose 1935-3-10 12 Shasta 3 mi n Redding Comment
  JEPS114486  Berberis aquifolium var. repens Lowell Ahart, John Dittes 2008-6-19 14840 Shasta About 5 yards east of the Pit River, near the bridge, about 150 yards northwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills 993 Comment
  CAS-BOT-BC127958  Blepharipappus scaber C. L. Hitchcock 1940-5-24 6530 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills. Comment
  SEINET10474481  Blepharipappus scaber Mary Merello 1993-6-24 Merello 717 Shasta Shasta-Trinity National Forest. Open pine woodlands along Hwy. 89 just N of Hwy. 289-Hwy. 89 intersection. 940 Comment
  OBI43836  Blepharipappus scaber R. D. Goeden 1986-9-11 s.n. Shasta Above Lake Britton along the N side of State Hwy 89, Burney Falls area, ca 45 mi NE of redding, Shasta Natl forest Comment
  SEINET10757901  Blepharipappus scaber Katherine L. Morris, Melvin L. Conrad; David B. Dunn 1973-5-25 Morris 258 Shasta Collected at the junction of Hwy. 299 and 89 on Hwy. 89, in an area of yellow pine and oak. Comment
  UCSB15819  Blepharipappus scaber Breedlove, Dennis 1962-6-12 Shasta Along State Highway 89, 4.0 miles south of junction with U.S. Highway 299; Cascade Range 1021 Comment
  JEPS100728  Boechera breweri subsp. breweri Dean W. Taylor 1988-6-21 9833 Shasta Pit River Canyon 0.3 mi W of Blackberry Creek, along road 37N60Y.2 716 Comment
  UC604402  Boechera depauperata unknown 1922-1 Shasta Lassen Peak Sierra Nevada 2743 Comment
  CAS-BOT-BC16292  Boechera howellii George Wilson Gillett 1958-6-30 s.n. Shasta Lassen Volcanic National Park. The first gulch west of cliffs at Crescent Crater. 2438 Comment
  JEPS53038  Boechera lemmonii Chesnut and Drew 1891-1 Shasta Lassen Peak Comment
  CAS-BOT-BC14306  Boechera platysperma Alice Eastwood 1912-8-22 1763 Shasta Lassen Butte Region. Trail from Morgane to Sulphur Works. Comment
  CHSC89798  Boechera retrofracta R. Fischer; J. Marr 2004-5-26 430 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected N shore, E side, Big Lake. Near shoreline. 1008 Comment
  UC54266  Boechera retrofracta H. M. Hall and E. B. Babcock Jun 1903 4144 Shasta South Fork of Bear Creek, ne Shasta County Sierra Nevada Mountains 1341 Comment
  UCSB15825  Boechera retrofracta Breedlove, Dennis 1962-6-11 Shasta On east side of Burney Falls; Burney Falls State Park; Cascade Range 914 Comment
  RSA166335  Boisduvalia densiflora var. densiflora D. M. Moore 1960-6-5 139 Shasta NE of Redding, 6.1 mi. along U.S. 299 from junction with U.S. 99. Comment
  RSA41180  Boisduvalia macrantha Robert F. Hoover 1936-5-22 1193 Shasta 3 miles east of Redding Comment
  UC1736715  Boschniakia strobilacea Dean Wm. Taylor and Ingrid Olmsted 1974-7-31 4070 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak, 2590 Comment
  CDA34930  Bothriochloa ischaemum Walter S. Lennon 1983-11-3 Shasta Highway 5, 0.4 mile south of Fawndale Rd, 1.6 miles north of Old Oregon Trail, Mountain Gate. 0 Comment
  RSA239278  Boykinia major R. F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-21 42382 Shasta Shasta National Forest: Along Castle Creek ca. 1 mile west of Castle Crags State Park. Comment
  CAS-BOT-BC106306  Brickellia californica A. A. Heller 1920-8-4 13499 Shasta Pit River bridge on the State Highway, at the edge of the Pit River Comment
  HSC5212  Brickellia californica M. S. Baker 1898-7-5 282 Shasta Oak Run Comment
  JEPS18774  Brickellia californica J. W. Blankinship 1909-9-30 Shasta Redding Comment
  UC86140  Brickellia grandiflora Mrs. R. M. Austin 1896-1 383 Shasta Lassens Peak Comment
  UCD129621  Brickellia grandiflora D. Sanchez-Mata; P. Rodriguez, R. Gavilan and J. E. Echev. 1996-9-9 s.n. Shasta Lassen Volcanic National Park. Between West Sulphur Creek and Mill Creek Falls. 2030 Comment
  HSC100225  Briza maxima J. P. Smith 2010-5-18 12866 Shasta Along Iron Mountain Road at junction with Market Street Comment
  SEINET3921342  Briza minor Virginia E. Long 1933-6-5 218 a Shasta Anderson.; 0 132 Comment
  UCD77160  Brodiaea californica Robert E. Preston 2005-7-1 2357 Shasta Redding, at jct Oasis Rd and Twin View Blvd. 195 Comment
  CAS-BOT-BC478962  Brodiaea californica subsp. californica H. D. Ripley; R. C. Barneby 1948-7-6 9661 Shasta Sacramento valley, 10 mi. S. of Castella 457 Comment
  JEPS5517  Brodiaea californica var. californica R. F. Hoover 1936-5-22 1212 Shasta 4 mi n Anderson Comment
  UC725385  Brodiaea californica var. californica A. A. Heller 1940-5-28 15694 Shasta 4 mi w Ingot Comment
  GMDRC6938  Brodiaea coronaria J. M. Andre, T. La Doux, Senna & Elias Andre 2013-7-12 31406 Shasta along north side of Hwy 89 at Pondosa Rd exit, Little Bear Flat, approx. 25 mi. east of McCloud, approx. 20 mi. north of Burney, just south of Siskiyou Co. line 1236 Comment
  SD46477  Brodiaea coronaria E. K. Balls, L. W. Lenz 1956-6-18 21809 Shasta 1.3 miles northwest of Lake Britton, State Highway 89. In dried up pool. 1006 Comment
  SEINET10533767  Brodiaea coronaria Patricia L. Kenney 1973-6-4 Kenney 411 A Shasta Pollard flat campground in klamath national forest off i-5, 21.6 miles s of Dunmuir 457 Comment
  UC843928  Brodiaea coronaria subsp. coronaria A. A. Heller 1916-6-24 12441 Shasta between Castella and Sims Comment
  CAS-BOT-BC482949  Brodiaea elegans subsp. elegans Lester Rowntree 1935-6-9 s.n. Shasta North of Cottonwood on road to Viola Comment
  CAS-BOT-BC484594  Brodiaea purdyi Annie E. Alexander 1936-7-6 s.n. Shasta Mt. Lassen Comment
  UCD58287  Bromus carinatus A. A. Beetle 1942-5-20 3341 Shasta 4 miles W of Ono. Mendel South Experimental Plot. Comment
  CDA31580  Bromus carinatus var. carinatus T. C. Fuller 1969-5-22 18483 Shasta North side of Hwy 299 to Burney, 2.7 miles e of Hatchet Mtn. Summit. 0 Comment
  UC1543812  Bromus carinatus var. carinatus Harold and Virginia Bailey 1948-8-28 3066 Shasta Lassen Volcanic National Park, Sulphur Works Sulphur Works; Lassen Volcanic National Park, Sulphur Works 2133 Comment
  CHSC79627  Bromus catharticus G. F. Hrusa 1996-4-30 12890 Shasta Upper Sacramento Valley. E side of Sacramento River at corner of Gover Rd. and Sacramento River ~3 m. S of Anderson. 110 Comment
  JEPS128715  Bromus commutatus Lowell Ahart, John Dittes, Josephine Guardino 2017-6-15 21415 Shasta Nortward into northeast end of Fall River Lake, 740 feet northwest from end of Mackey's Cove Road, about, about 0.6 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. Comment
  HSC101621  Bromus diandrus J. P. Smith 2010-5-18 12868 Shasta Along Iron Mountain Road at junction with Market Street Comment
  HSC46254  Bromus hordeaceus M. Alcasas 1978-5-13 71 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  HSC99958  Bromus hordeaceus J. P. Smith, & J. O. Sawyer 2011-6-15 13212 Shasta Along Hwy. 299 at entrance to the Hat Creek Rifle & Pistol Club. 863 Comment
  CAS-BOT-BC105064  Bromus inermis R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-6-20 888 Shasta Castle Crags State Park. Near intersection of Castle Creek Road and Castle Crags State Park Road. About 100 m E of park 624 Comment
  CHSC96283  Bromus japonicus R. Fischer 2006-7-21 927 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected from dry grassy meadow and roadbed, disturbed soil, between Horr Pond and campsite 7. 1011 Comment
  UCD58865  Bromus japonicus A. A. Beetle 1945-5-20 3985 Shasta 20 miles west of Redding. Comment
  SJSU11279  Bromus japonicus S. H. Casey 1980-6-21 1172 Shasta Burney Creek by State Route 89, 2 mi S of McArthur Burney State Park Comment
  SD104431  Bromus laevipes Reid Moran 1978-6-24 26050 Shasta Little Roaring Creek. 750 Comment
  UC144812  Bromus laevipes A. A. Heller 1905-5-27 7880 Shasta near Redding Comment
  UC501571  Bromus orcuttianus Frank W. Peirson 1932-7-16 10304 Shasta Burney Spring 1432 Comment
  UCD59256  Bromus orcuttianus Leo Whitney 1934-7-12 2163 Shasta Logan Mountain, 13 miles north of Lassen Peak, Lassen National Forest. 1981 Comment
  CAS-BOT-BC161652  Bromus secalinus Alice Eastwood 1912-6-29 985 Shasta Goose Valley. Comment
  JEPS104214 Image available Bromus sterilis Lowell Ahart 2003-5-22 10189 Shasta South of a small wash, w of the poor dirt road, ca 150 yd south of the Coleman Canal, ca 1 1/8 mi w of the barn, 4 mi (air) wsw of Darah Springs State Fish Hatchery, ca 11 mi (air) ene of Cottonwood. 259 Comment
  UC1024655  Bromus tectorum Leo Whitney 1933-8-1 2199 Shasta 18 mi se of Fall River Mills (Black's Lake); Black's Lake 1706 Comment
  SD7774  Bryanthus breweri R. M. Austin 1879-1 Shasta Lassen Park Comment
  CAS-BOT-BC185342  Calamagrostis canadensis Hans Leschke 1960-8-5 1684 Shasta Lassen Volcanic National Park. Between Summit Lake and Bear Lakes. 2133 Comment
  CHSC55261  Calandrinia ciliata L. P. Janeway 1991-5-10 3943 Shasta Battle Creek Wildlife Area. Floodplain on north side of Battle Creek between Coleman Fish Hatchery Road and the creek; ca 1 1/2 mi east of the Sacramento River. In barish tracks of unused dirt road near the creek. 118 Comment
  CHSC81937  Calliscirpus criniger L. P. Janeway 2001-7-8 7272 Shasta Klamath Ranges. Regan Meadow; about 4.8 km north of Pony Buck Peak; head of northwestern side of drainage of Middle Fork Beegum Creek. 1330 Comment
  SEINET10968931  Callitriche W. D. Stevens 1985-4-25 Stevens 23593 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  UC123  Calocedrus decurrens W. H. Brewer Sep 18 1862-Sep 19 1862 1447 Shasta Upper Sacramento between camps 100 and 102 Upper Sacramento Comment
  UCD112383  Calochortus Christopher Mallek 2008-5-8 AC3- 5 Shasta Ash Creek. 876 Comment
  SBBG21836  Calochortus leichtlinii D. Myrick 1964-7-21 897 Shasta Flatiron Ridge, Drakesbad 1981 Comment
  POM147657  Calochortus longebarbatus var. longebarbatus Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley, George Dillman Ranch. Comment
  CHSC88794  Calochortus macrocarpus R. Fischer 2004-7-2 299 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located near Camp 7. 1014 Comment
  CAS-BOT-BC492559  Calochortus minimus Roxana S. Ferris; Laura Lorraine 1941-8-10 10480 Shasta Lassen Volcanic National Park, near Summit Lake 2042 Comment
  UC422977  Calochortus monophyllus Milo S. Baker 1896-5-9 39 Shasta near Morley's Station Comment
  JEPS107989  Calochortus superbus Pete Figura 2005-6-23 156 Shasta Along Windy Point Road, near its junction with Hwy 299. Approx. 0.6 mi S of town of Montgomery Creek. 666 Comment
  SEINET7067188  Calochortus superbus A. G. Vestal 1947-5-2 s.n. Shasta Along a roadside. About 1.9 miles west of Cottonwood on Gos Point Road. Coordinate datum: NAD27. UTM Zone 10, 557713mE, 4470999mN. Comment
  UC3492  Calochortus superbus M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  SEINET10528697  Calochortus superbus Worley 1985-5-12 WORLEY 79 Shasta T30n,r8w,sec.26, h.m. 9 Miles e of platina. County road a16. Roadside bank with Linanthus 418 Comment
  CHSC62016  Calochortus tolmiei K. L. Warren 1993-4-9 10 Shasta At Feeney family grave site, pioneer cemetery in French Gulch, ca. 50 yds. E of Trinity Mt. Rd. 487 Comment
  CHSC7084  Calochortus tolmiei D. C. Burns 1969-4-19 22 Shasta 0.5 mi w of Midway on Hwy. 44, 500 yds. N of hwy. and 20 yds. E of small stream. 609 Comment
  CHSC9240  Calochortus tolmiei G. Strausbaugh 1970-4-18 34 Shasta Off ne side Kennedy Memorial Hwy. Ca. 0.5 mi. past Whiskeytown Dam between the road and the lake. 376 Comment
  HSC101565  Calochortus tolmiei J. P. Smith, J. O. Sawyer 2010-5-7 12826 Shasta Shasta-Trinity National Forest. Shotgun Rd. west of I-5, S of its junction with Simms Rd. 537 Comment
  JEPS61736  Calochortus tolmiei J. W. Blankinship 1911-4-11 5 Shasta Buckeye Comment
  JEPS61738  Calochortus tolmiei J. W. Blankinship 1911-4-16 Shasta Olinda Comment
  UC505156  Calochortus tolmiei R. M. Holman 1933-4-23 Shasta w of Beegum (on old road from Red Bluff to Fortuna) Comment
  CAS-BOT-BC494007  Calochortus tolmiei A. A. Heller 1940-5-28 15685 Shasta 2 miles east of Hatchen Summit, on State Highway #299 1219 Comment
  CAS-BOT-BC132587  Calochortus uniflorus F. Almeda; R. Eisenhardt 1995-5-29 7410 Shasta Willow Creek Ranch about 6.8 miles south of the intersection of Calif. State Rd. #89 and Squaw Valley Rd. in McCloud 883 Comment
  JEPS105147  Caltha biflora Dean W. Taylor 1993-7-9 13845 Shasta Echo Lake; ca. 8 air miles WSW of Dunsmuir; Shasta-Trinity National Forest, Trinity Mountains 1828 Comment
  SEINET10536092  Caltha leptosepala subsp. howellii Mary Susan Taylor 1980-6-26 Taylor 2978 Shasta T39N R1E nw sec 35 Big Bend quad; Shasta-Trinity Natl Forest; along Moose head Creek and in meadow, on N side of Rd 39N90, ca. 1.1 mi NW of its jct with 38N10, ca. 3 mi due SW of Deadhorse Summit on Hwy 89. With J. Prouty. 1585 Comment
  JEPS62628  Calycadenia fremontii J. Thomas Howell 1969-8-4 45875 Shasta about 9 mi ne of Cottonwood Comment
  JEPS89321  Calycadenia fremontii Dean Wm. Taylor with Glenn Clifton 1990-6-11 11125 Shasta ca. 1 mi. s. Pacific Gas Pipeline (Shingle Creek, Hwy. 44); Northern Sacramento Valley, Shingletown Quad. 1985 ed., Shin 673 Comment
  JEPS89808  Calycadenia fremontii Dean W. Taylor 1988-8-8 10028 Shasta adjacent to and just w of yard of California Department of Transportation (in center of town of Burney, along Highway 299, Modoc Plateau); Modoc Plateau, Burney, Highway 299 Comment
  UC1540151  Calycadenia fremontii Dean Wm. Taylor and Glenn L. Clifton 1987-8-5 9219 Shasta opposite, ne portion of county, along Hwy 89 at n junction with Clark Creek Road Cayton Valley 1341 Comment
  UC197536  Calycadenia fremontii A. A. Heller 1916-6-25 12454 Shasta 10 mi n Redding Comment
  CAS-BOT-BC273354  Calycadenia fremontii J. Clausen 1932-9-16 661 Shasta 9 miles south of Redding on the road from Red Bluff Comment
  CAS-BOT-BC273384  Calycadenia fremontii L. R. Abrams 1922-8-8 9926 Shasta 5 mi south of Baird Comment
  RSA789310  Calycadenia fremontii R. L. Carr 1981-6-18 2236 Shasta E of Anderson, 0.4 mi N of Black Butte (Wildcat) Rd on Hwy CR A17, 1.1 mi S of jct with Dersch Rd. 297 Comment
  RSA789802  Calycadenia fremontii R. L. Carr 1978-8-17 2134 Shasta South side of Highway 299 at junction with Wildwood Road, just west of Ridge Drive, ca. 2 miles west of central Redding. 221 Comment
  RSA789803  Calycadenia fremontii R. L. Carr 1978-8-17 2132 Shasta 2.0 miles west of I-5 on Dog Creek Road, ca. 5 miles southwest of Lamoine. 427 Comment
  UC1971714  Calycadenia fremontii 1978-8-17 2132 Shasta 2.0 mi W of I-5 on Dog Creek Road, ca. 5 mi SW of Lamoine (=GDC 778) 427 Comment
  UC1971730  Calycadenia fremontii 1978-7-9 2123 Shasta SE of Redding, 2.3 mi SW of Hwy 44 on road to Cottonwood (CR A17) 342 Comment
  UC1971760  Calycadenia fremontii R. L. Carr 1997-7-20 3355 Shasta 0.5 mi W of Fall River Mills on Hwy 299 (NE of Burney, near milepost 90.50), common in drainage at W edge of flat Comment
  UCD129759  Calycadenia fremontii Gerald D. Carr 1974-9-13 787 Shasta 2.0 miles west of Central Redding at city limits on Hwy 299. Comment
  UCD129776  Calycadenia fremontii R. L. Carr 1981-5-23 2231 Shasta near (west) of Hwy 99, ca. 10 miles northwest of Chico and ca. 0.5 mile south of Broyles Road. 61 Comment
  CHSC84510  Calycadenia truncata John Dittes; Lowell Ahart 2003-5-22 2003 -16 Shasta Cascade Range Foothills; Battle Creek Canyon; approximately 9.5 air-miles east of Cottonwood, 3.3 air-miles east by northeast of Coleman Fish Hatchery and 4.7 air-miles west of Darrah Springs State Fish Hatchery. 183 Comment
  CHSC9328  Calycadenia truncata G. Strausbaugh 1970-5-30 88 Shasta West bank third cove NW Brandy Creek Swim Area ca. 10 ft. from water's edge. 371 Comment
  UC195400  Calycadenia truncata A. A. Heller 1916-7-23 12495 Shasta between the McCloud and Sacramento rivers Comment
  UC710888  Calycadenia truncata C. L. Hitchcock 1940-5-26 6623 Shasta 2 mi w Fall River Mills 1341 Comment
  UC894268  Calycadenia truncata Alice Eastwood 1912-7-25 1410 Shasta Pitt to Baird Pitt Comment
  CAS-BOT-BC272737  Calycadenia truncata subsp. truncata Marcus E. Jones 1931-7-16 29124 Shasta Pitt [Pit] River Bridge Comment
  HSC81885  Calycanthus occidentalis S. Matthews, M. Goering, R. James 1985-5-12 113 Shasta County Rd. A16, 2.5 mi. E of Platina 579 Comment
  SEINET10866549  Calycanthus occidentalis Mary Merello 1993-6-24 Merello 713 Shasta Oak-mixed conifer woodland along Hwy. 289 between Ingot and Round Mountain. Dry slopes along Little Cow Creek. 365 Comment
  UC1126251  Calycanthus occidentalis P. L. Johannsen 1932-6-28 152 Shasta Central Mine Spur; Redding Quad. 243 Comment
  CHSC4711  Calypso bulbosa R. Carter 1966-5-14 397 Shasta Found 175 yds. S of bridge over Sacramento R. on E side of river, 25 yds. Off E side of road along trail. Sweetbriar. 609 Comment
  CHSC4109  Calyptridium monospermum Judy Lee Potter 1967-5-18 306 Shasta 1/2 mi. S. Castella, E. side of Sacramento River in open field. 548 Comment
  HSC26569  Calyptridium monospermum D. H. Norris, S. Dowty, T. Nelson 1971-6-21 19137 Shasta Along Hwy. 44 about 10 mi. E of Shingletown Comment
  UC420618  Calyptridium monospermum Franklin P. Nutting Shasta Fall River Valley Comment
  CAS-BOT-BC221216  Calystegia malacophylla subsp. malacophylla William A. Dayton 1913-6-15 252 Shasta Shasta National Forest. Near Grisey's [Grizzly] Mill 1310 Comment
  HSC84311  Calystegia occidentalis subsp. occidentalis J. P. Smith, Thomas W. Nelson 1982-5-15 10420 Shasta Lewiston Turnpike along Sawpit Gulch, 1.2 mi. from its junction with Hwy. 299 579 Comment
  JEPS118121  Calystegia occidentalis subsp. occidentalis Dean W. Taylor 2009-5-18 20598 Shasta Shingletown; Highway 44 ca. 4 miles west of Shingletown, at the PG&E 500 kv transmission lines 768 Comment
  SACT000004  Calystegia occidentalis subsp. occidentalis Shannon Datwyler, Merrill Roseberry 2008-6-24 Shasta Plants both along roadside and along Castle Creek; Site for pollination ecology study and population level sampling of Penstemon subsect. Heterophylli Comment
  OBI71821  Calystegia occidentalis subsp. occidentalis David J. Keil 2004-7-10 30318 Shasta Along California Routes 44/89 southwest of Old Station. Lassen National Forest. Vicinity of 40 deg. 37.859'N x 121 deg. 28.610'W 1463 Comment
  HSC15431  Camassia quamash subsp. breviflora C. L. Hitchcock 1940-5-23 6526 Shasta 0.5 mi. above Burney Falls Comment
  CAS-BOT-BC493381  Camassia quamash subsp. breviflora Alice Eastwood 1912-6-29 874 Shasta Goose Valley Comment
  HSC73405  Camissonia contorta B. Potter, L. Sieburth, Susan Ahrens 1981-5-9 689 Shasta Harrison Gulch 1/2 mi. NW of Hwy. 36 820 Comment
  POM256113  Camissonia contorta C. L. Hitchcock 1940-5-24 6554 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  SEINET11262427  Campanula prenanthoides C. Davidson 2007-6-5 11055 Shasta Lake Shasta/Packer's Bay Marina: Water's Gulch Trail.; 0 366 Comment
  UC932075  Campanula prenanthoides Verne Grant, Alva Grant 1947-7-13 8029 Shasta about 2.9 mi e of Hatchet Creek (on Hatchet Mountain); Hatchet Mountain Comment
  SEINET10463145  Campanula prenanthoides John G. Lemmon Lemmon s.n. Shasta NEAR SHASTA Comment
  JEPS79373  Campanula scabrella L. R. Heckard with E. Lim Dhillon and M. Ashton 1979-7-21 5146 Shasta about 100 meters e Ski Heil Peak summit (ne of Emerald Lake); Lassen Volcanic National Park, Ski Heil Peak 2651 Comment
  SEINET10463392  Campanula scabrella Harris 1975-7-26 Harris s.n. Shasta Pebbly volcanic soil, Ski Hail, near Eagle Peak; Lassen Park 2713 Comment
  SEINET10463393  Campanula scabrella Dixon 1977-7-26 Dixon 93 Shasta On top of hill north of Emerald Lake, Lassen Volcanic National Park, Ski Hail Peak 2438 Comment
  HSC39728  Cardamine bellidifolia Thomas W. Nelson, Jane P. Nelson 1976-8-2 3117 Shasta Lassen Volcanic National Park, at head of trail to Lassen Peak Comment
  UC1736727  Cardamine nuttallii Dean W. Taylor 1993-3-18 13306 Shasta Ponderosa Way 0.4 miles S of crossing of South Cow Creek 838 Comment
  CHSC35773  Cardamine oligosperma Colleen D. Harvey 1982-4-19 16 Shasta Ca. 2 mi w of Whiskeytown Public Launch Ramp, on the n bank of service road paralleling Whiskey Creek. Ca. 7.7 mi nw of Shasta. 454 Comment
  CHSC9190  Cardamine oligosperma G. Strausbaugh 1970-3-29 28 Shasta Ca. 10 ft. above water on w bank of Whiskey Creek ca. 30 yds. w of Whiskeytown Hwy. 373 Comment
  CDA35759  Carduus pycnocephalus C. Yingst 2011-5-13 PDR# 1555673 Shasta Shasta Lake; Interstate 5, Cal Trans right of way at mile marker 25.0 near Wonderland Drive. 0 Comment
  CAS-BOT-BC19760  Carex abrupta Hans Leschke 1960-8-10 1768 c Shasta Lassen Volcanic National Park. Badger Flat. 1912 Comment
  CAS-BOT-BC17895  Carex angustata George Wilson Gillett 1957-8-20 1119 Shasta Lassen Volcanic National Park. Brokeoff Meadows, above cabins. 1920 Comment
  CAS-BOT-BC17949  Carex angustata Hans Leschke 1959-8-3 1596 Shasta Lassen Volcanic National Park. Grassy Swales. 1935 Comment
  CAS-BOT-BC17955  Carex angustata Alice Eastwood 1912-6-29 974 Shasta Goose Valley. Comment
  CAS-BOT-BC17958  Carex angustata Harold Bailey; Virginia Bailey 1948-8-27 2902 b Shasta Lassen Volcanic National Park. Hat Creek Road to Badger Flat. 1920 Comment
  SEINET7550696 Image available Carex athrostachya George W. Gillett 1957-7-5 656 Shasta Manzanita Lake area, trail between employees area and museum. Lassen Volcanic National Park. 1798 Comment
  CAS-BOT-BC94050  Carex brainerdii Peter F. Zika 2010-6-23 24989 Shasta about 3.5 air miles E of Siskiyou Lake, Cascade Range Highlands (CaRH) 1275 Comment
  UCD140195  Carex brainerdii G. F. Hrusa; T. D. Wilfred 1996-6-11 13004 Shasta on west side of Highway 44, approximately 200 meters north of Big Spring. 1422 Comment
  UCD67764  Carex breweri Collector unknown 1996-9-8 Shasta Lassen Volcanic National Park. Perennial plant communities in flat and dry places at Lassen Peak. 3050 Comment
  JEPS101118  Carex breweri var. breweri Dean W. Taylor 1975-8-24 5385 Shasta Lassen National Forest, Thousand Lakes Wilderness; vicinity of Magee Peak 2606 Comment
  UC1598394  Carex breweri var. breweri Joy Mastrogiuseppe 1986-8-2 4445 Shasta Lassen highway summit Lassen Volcanic National Park, Lassen highway summit Comment
  UCD140222  Carex canescens subsp. canescens John Thomas Howell 1961-6-19 36534 Shasta Lassen Volcanic National Park. Reflection Lake. 1798 Comment
  JEPS96848  Carex cusickii Dean W. Taylor 1999-8-13 17330 Shasta fen in the Pit River Canyon about 4 miles Southeast from Big Bend and 0.6 miles WNW of Bee Knoll 701 Comment
  UC710959  Carex douglasii C. L. Hitchcock 1940-5-24 6556 Shasta on Hat Creek ca. 20 mi w Fall River Mills; Hat Creek Comment
  JEPS100915  Carex echinata subsp. echinata Dean W. Taylor 1992-5-28 12668 B Shasta Clark Creek near confluence w/ Deadman Creek; Pit R. region, Clark Creek 1463 Comment
  SEINET3220059 Image available Carex fracta David Castaner 1971-8-17 1896 Shasta Lassen Volc. Nat. Park; Hat Creek Trail 1981 Comment
  POM290236  Carex fracta Lyman Benson 1930-7-18 2226 Shasta Hatchet Creek, E of Round Mountain. 1220 Comment
  SEINET7559330 Image available Carex fracta David Castaner 1989-6-18 10232 Shasta McBride Springs, dry bed Mt. Shasta. Comment
  SJSU3769  Carex hassei C. W. Sharsmith 1963-6-15 7076 Shasta Viola 1341 Comment
  CAS-BOT-BC20970  Carex heteroneura George Wilson Gillett 1957-8-2 961 Shasta Lassen Volcanic National Park. .25 mile below Summit Lake and 100 yards south of Corral Meadows Trail. 2026 Comment
  CAS-BOT-BC28151  Carex hoodii Willard Webster Eggleston 1911-7-31 7416 Shasta Jason & Stewart's Camp, Headwaters of Hat Creek. 2120 Comment
  SEINET10823276  Carex hoodii David Castaner 1971-8-17 Castaner 1886 Shasta Lassen Volcanic Nationa Park; Hat Creek Trail; Dry And Dusty; Among Shrubs. Comment
  JEPS63548  Carex illota W. L. Jepson 1929-9-28 15311 Shasta nw slope of Lassen Peak, Head of Manzanita Creek Manzanita Creek; Lassen Peak, Manzanita Creek 2438 Comment
  HSC86848  Carex inops L. P. Janeway, Gary Benson, Leigh Wingett 1985-8-7 1208 Shasta Near top of ridge (Squaw Flat) on N side of Rock Creek, along old logging road 1509 Comment
  JEPS103792  Carex inops subsp. inops Martin J. Lenz 2003-5-14 9 Shasta along Mud Springs road, 1 mi (air) SW of Pit 4 Powerhouse 823 Comment
  SEINET10883388  Carex integra David Castaner 1971-8-17 Castaner 1893 Shasta Lassen Volcanic National Park; Hat Creek Trail. Dusty, shrubby. 1981 Comment
  JEPS96846  Carex lasiocarpa var. americana Dean W. Taylor 1999-8-13 17332 Shasta fen in the Pit River Canyon about 4 miles Southeast from Big Bend and 0.6 miles WNW of Bee Knoll 701 Comment
  CAS-BOT-BC28469  Carex lenticularis var. lipocarpa Hans Leschke 1945-9-15 s.n. Shasta Echo Lake, Lassen Park Comment
  CAS-BOT-BC28463  Carex lenticularis var. lipocarpa Harold Bailey; Virginia Bailey 1948-8-25 2980 Shasta Summit Lake 2040 Comment
  CAS-BOT-BC28466  Carex lenticularis var. lipocarpa Hans Leschke 1960-8-5 1685 Shasta Little Bear Lake. 2057 Comment
  CAS-BOT-BC28467  Carex lenticularis var. lipocarpa Hans Leschke 1960-8-5 1709 Shasta Upper Twin Lake 2011 Comment
  RSA88674  Carex lenticularis var. lipocarpa F. W. Peirson 1932-7-12 10118 Shasta N slope of Red Crater. Thousand Lake Basin. 1982 Comment
  CAS-BOT-BC31421  Carex leporinella Hans Leschke 1956-9-21 s.n. Shasta Cold Boiling Lake 2257 Comment
  CAS-BOT-BC31422  Carex leporinella Hans Leschke 1959-8-8 1627 Shasta Cold Boiling Lake 2257 Comment
  CAS-BOT-BC31425  Carex leporinella Hans Leschke 1954-9-24 s.n. Shasta Lower Kings Creek Meadow. 2200 Comment
  CHSC111631  Carex longii Peter F. Zika 2012-5-18 25881 Shasta Corner of Balls Ferry Road and Kimberly Road, near Anderson; Inner North Coast Ranges. 125 Comment
  JEPS121409  Carex longii Peter F. Zika 2011-7-4 25513 Shasta SW side of Locust Road, 0.1 road mile from Barney Road Comment
  OBI26462  Carex luzulifolia Wallace Weber, John C. Cooke, Donald J. Pinkava, and David J. Keil 1969-8-18 2181 Shasta 5.8 mi N of S entrance to Lassen Volcanic Natl Park Comment
  UC765733  Carex luzulifolia R. F. Hoover 1940-9-21 4613 Shasta Ulpper Kings Creek meadow Comment
  CAS-BOT-BC31604  Carex luzulina var. ablata Hans Leschke 1959-8-7 1617 Shasta Manzanita Creek 2118 Comment
  CAS-BOT-BC31600  Carex luzulina var. luzulina William Bridge Cooke 1939-6-23 13548 Shasta Along the creeks formed by the Upper Wagon Camp Springs in the spring marsh area. 1737 Comment
  SEINET10711244  Carex mariposana David Castaner 1971-8-17 Castaner 1904 Shasta Lassen Volcanic National Park; in spray zone of rushing brook; moist. 2042 Comment
  HSC48648  Carex multicaulis D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19086 Shasta Along Hwy. 44, about 2 mi. W of Shingletown Comment
  SEINET3904183  Carex multicaulis Richard R. Halse 2001-3-22 5942 Shasta Along Salt Creek Road about 1/2 N of the Salt Creek/Gilmore Roads Exit off of Interstate Hwy 5.; 0 424 Comment
  CHSC118251  Carex multicaulis R. E. Brainerd; N. Otting 2013-7-9 2176 Shasta Highway 44 west of Lassen National Park, ca. 2 road miles east of junction with Highway 89. UTM Zone 10 617777E 4488603N WGS84. 1615 Comment
  SEINET12769914  Carex multicaulis R. C. Halse 2001-3-22 5942 Shasta Along Salt Creek Road about 1/2 N of the Salt Creek/Gilmore Roads Exit off of Interstate Hwy 5.; 0 424 Comment
  CAS-BOT-BC32222  Carex multicostata John Thomas Howell 1960-8-23 36453 Shasta Lassen Loop north of Diamond Peak. 2255 Comment
  CHSC89793  Carex nebrascensis R. Fischer; J. Marr 2004-5-26 408 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected N shore, E side, Big Lake. 1008 Comment
  UC1100492  Carex nebrascensis Verne Grant, Irving Schneider 1947-8-29 8359 Shasta about 7 mi downstream Fall River Mills (on Highway 299 at Bridge 6-27); Pir River Comment
  SEINET7568650 Image available Carex nebrascensis David Castaner 1989-6-18 10236 Shasta McBride Springs, Mt. Shasta. Comment
  UCD140683  Carex nebrascensis P. B. Kennedy 1927-6-15 30 Shasta Pit-River. Comment
  CAS-BOT-BC119711  Carex nervina Herbert Faulkner Copeland 1935-7-29 1559 Shasta Mt. Lassen, Upper Kin's Creek Meadow 2300 Comment
  CAS-BOT-BC119600  Carex nigricans Hans Leschke 1955-7-15 s.n. Shasta Cold boiling Lake. Comment
  CHSC60437  Carex nigricans Mary Ann Showers 1992-6-28 2686 Shasta Lassen Volcanic National Park. Tarn at base of north facing cirque between Pilot Pinnacle and Mt. Diller. 2499 Comment
  SEINET10711508  Carex nigricans David Castaner 1971-8-17 Castaner 1924 Shasta Lassen Volcanic National Park; Emerald Lake shore rim; no cover; wet. 2134 Comment
  SEINET10711509  Carex nigricans David Castaner 1971-8-17 Castaner 1925 Shasta Cascade Range; Lassen Vol NP; Emerald Lake Shore Rim; moist soil; 0% cover. 2134 Comment
  HSC48871  Carex nudata J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9854 Shasta 1 mi. N of bridge over Brown's Creek on County Line Rd. 671 Comment
  HSC48106  Carex nudata D. H. Norris, F. J. Hermann 1972-5-17 22577 Shasta Along Clear Creek at Damnation Creek 1037 Comment
  JEPS63676  Carex nudata B. C. Goldsmith 1916-7-13 3 Shasta Castle Rock on the Sacramento River Sacramento River, Castle Rock Comment
  HSC48641  Carex pachystachya D. H. Norris, S. Dowty, Thomas W. Nelson 1971-6-21 19111 Shasta Along Hwy. 44 about 10 mi. E of Shingletown Comment
  HSC95819  Carex praegracilis Juha Pykala, D. H. Norris 1987-7-8 2489 Shasta Hat Creek Valley, Hwy. 89, 2.3 mi. N of Bridge Campground 1000 Comment
  CAS-BOT-BC118764  Carex preslii George Wilson Gillett; Hans Leschke 1957-7-13 770 Shasta Lower Kings Creek Meadow 2194 Comment
  UC726071  Carex raynoldsii A. A. Heller 1941-7-24 16263 Shasta between the Devasted Area and Summit Lake (nearer Summit Lake); Lassen Volcanic Nat'l Park Comment
  CDA13022  Carex rossii G. F. Hrusa, T. D. Wilfred 1996-6-1 12952 Shasta Lassen National Forest; Near summit of Eskimo Grade on Hwy 44. Comment
  CDA13095  Carex rossii G. F. Hrusa, T. D. Wilfred 1996-6-11 13029 Shasta Lassen National Forest; W side of Hwy 89-44 approx. 1/2 mile S of Big Spring. Comment
  UCD140787  Carex rossii G. F. Hrusa; T. D. Wilfred 1996-6-11 13029 Shasta Lassen National Forest. W side of Hwy 89-44 approx. 1/2 mile S of Big Spring. 1440 Comment
  CAS-BOT-BC118149  Carex rossii Willard Webster Eggleston 1911-7-31 7434 Shasta Jason & Stewart's Camp, Headwaters of Hat Creek. 2120 Comment
  RSA0079804  Carex rossii F. W. Peirson 1932-7-12 10111 Shasta Bottom of crater, Red Crater Hill, Thousand-Lake Basin. 2042 Comment
  SEINET8354768  Carex rossii Unknown 1985-6-7 1202 Shasta Burney SW quad, on the west slope of Burney Mtn, on a road-cut of Forest Service road 34N23 (Burney Mtn.) Look out road 155 Comment
  CAS-BOT-BC28346  Carex scopulorum var. bracteosa Harold Bailey; Virginia Bailey 1948-8-25 3014 C Shasta Summit Lake. Lassen Volcanic National Park. 2040 Comment
  CAS-BOT-BC28347  Carex scopulorum var. bracteosa George Wilson Gillett 1957-8-9 1009 Shasta Stream bank, East Fork of Hat creek, near Summit Lake Ranger Station. 2026 Comment
  JEPS28370  Carex scopulorum var. bracteosa George W. Gillett 1957-8-9 1009 Shasta near Summit Lake R.S.; Lassen Volcanic National Park, east fork of Hat Creek 2026 Comment
  UC835585  Carex scopulorum var. bracteosa C. L. Hitchcock 1940-5-23 6509 Shasta 1/4 mile south of Burney Falls Comment
  CAS-BOT-BC28304  Carex scopulorum var. bracteosa George Wilson Gillett 1957-8-17 1090 Shasta Vegetation mats on S shore of Emerald Lake. 2468 Comment
  CHSC116455  Carex scopulorum var. bracteosa Julie Kierstead Nelson; Martin Lenz, Rhonda Posey 2014-8-13 2014 -073 Shasta Lower Parks creek Lake margin, 1 mile northeast of China Mountain, eastern Klamath Region. 2209 Comment
  CAS-BOT-BC117402  Carex senta C. L. Hitchcock 1940-5-23 6509 Shasta Ca. 1/4 mi S of Burney Falls. Comment
  CAS-BOT-BC117755  Carex simulata Hans Leschke 1958-8-16 1558 Shasta Grassy Swales 1950 Comment
  CHSC98415  Carex simulata R. Fischer 2006-7-21 867 Shasta Ahjumawi Lava Springs State Park, 3 miles N of McArthur, on the western edge of the Modoc Plateau. Near western edge of park, near to water, on a grassy shoreline. 1007 Comment
  JEPS63546  Carex spectabilis W. L. Jepson 1929-9-28 15314 Shasta Manzanita Creek Lassen Peak, Manzanita Creek 2438 Comment
  UC992  Carex spectabilis W. H. Brewer 1863-9-28 2186 Shasta Lassen's Peak 2743 Comment
  CAS-BOT-BC116991  Carex straminiformis George Wilson Gillett 1957-7-12 730 Shasta Banks of Lost Creek, lower east slopes of Crescent Crater. 1981 Comment
  CHSC106464  Carex subfusca Peter F. Zika 2009-8-26 24639 Shasta Klamath Range (KR). Route 26, at Castle Creek Bridge. 1300 Comment
  CHSC48063  Carex subfusca L. P. Janeway 1984-9-22 1166 Shasta Lassen Volcanic National Park. Dersh Mdws, north of Summit Lake. 2042 Comment
  CHSC83248  Carex subfusca Beecher Crampton 1959-5-19 Shasta Town of Montgomery Creek, 5 miles East, along US Highway 299 at Hatchet Creek. Comment
  CAS-BOT-BC115885  Carex subfusca Hans Leschke 1958-10-1 1577 Shasta NE slope of Crescent Crater. 2301 Comment
  CAS-BOT-BC115888  Carex subfusca George Wilson Gillett; Hans Leschke 1957-7-13 777 Shasta Lower Kings Creek Meadow. 2194 Comment
  CAS-BOT-BC115433  Carex utriculata George Wilson Gillett 1957-8-11 1040 Shasta Shores of Hat Lake near inlet 1965 Comment
  CAS-BOT-BC115183  Carex vernacula Hans Leschke 1959-8-10 1658 Shasta Soda Lake Comment
  CAS-BOT-BC115185  Carex vernacula Lewis Samuel Rose 1945-9-4 45244 Shasta Summit Lassen Peak Highway 2590 Comment
  CAS-BOT-BC115048  Carex vesicaria A. A. Heller 1942-9-7 16530 Shasta Echo Lake, Lassen Volcanic National Park. 2133 Comment
  CAS-BOT-BC114977  Carex vulpinoidea Walter Lennon 1982-6-25 s.n. Shasta Spring Gulch Rd. and Hwy 273, Anderson 134 Comment
  CAS-BOT-BC114822  Carex whitneyi George Wilson Gillett; Hans Leschke 1957-7-13 783 Shasta Lower Kings Creek Meadow. 2194 Comment
  CAS-BOT-BC114882  Carex whitneyi George Wilson Gillett 1957-8-11 1037 Shasta Hat Lake-Paradise Meadow trail; edge of blast area near Hat Lake. 1965 Comment
  UC1558215  Castilleja Harold and Virginia Bailey 1948-8-27 2932 b Shasta Kings Creek meadow Lassen Volcanic National Park (near picnic grounds) 2164 Comment
  SEINET10549996  Castilleja W. D. Stevens 1985-4-25 Stevens 23586 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  CAS-BOT-BC249232  Castilleja affinis Ellsworth Bethel 1923-5-25 s.n. Shasta Fall River Mills Comment
  SBBG21819  Castilleja applegatei D. Myrick 1964-7-24 942 Shasta Hwy 89, near Big Spring between Manzanita Lake and Mt Shasta 1371 Comment
  POM261270  Castilleja applegatei C. L. Hitchcock 1940-5-24 6531 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  HSC46287  Castilleja applegatei subsp. martinii Diane L. Reed 1978-5-13 94 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  JEPS77778  Castilleja applegatei subsp. martinii Shiela Logan 1978-5-13 143 Shasta Beegum Gorge Road (Forest Service Road 1S02) Chanchuella Peak Quad. 975 Comment
  UC885466  Castilleja applegatei subsp. pinetorum C. L. Hitchcock 1940-5-26 6603 Shasta ca 12 mi n Fall River Mills 1371 Comment
  UCSB12958  Castilleja applegatei subsp. pinetorum Dearing, Hugh; Dearing, Margaret 1948-9-12 Shasta Panther Meadow, Mt. Shasta 2316 Comment
  JEPS3312  Castilleja arachnoidea George W. Gillett 1952-7-26 101 Shasta 0.75 mi above Lassen Peak trail crossing with State Highway 89 (on Lassen Peak trail); Lassen Volcanic National Park 2651 Comment
  JEPS9323  Castilleja arachnoidea George W. Gillett 1953-7-20 286 Shasta vicinity Summit Lake (near lake on bridle trail); Lassen Volcanic National Park, Summit Lake 2011 Comment
  UC1543816  Castilleja arachnoidea Harold and Virginia Bailey 1948-8-27 2939 a Shasta Lassen Peak Trail; Lassen Volcanic National Park 2590 Comment
  RSA201327  Castilleja arachnoidea J. T. Howell 1960-8-19 36169 Shasta Summit ridge, Brokeoff Mtn. 2744 Comment
  CHSC84122  Castilleja attenuata Lowell Ahart; John Dittes 2003-5-12 10161 Shasta Near a vernal pool, about 250 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  CHSC94042  Castilleja attenuata R. Fischer 2005-5-23 707 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants were growing outside of park on Rat Farm Road on high mountain meadow that was once the edge of the old McArthur Swamp, 1 or 2 miles north of McArthur. 1011 Comment
  JEPS28516  Castilleja campestris subsp. campestris George W. Gillett 1957-7-1 631 -A Shasta Summit of Table Mtn. Lassen Volcanic National Park 2011 Comment
  UC886451  Castilleja campestris subsp. campestris Alice Eastwood Jun 29 1912-Jul 11 1912 962 Shasta Goose Valley Comment
  CHSC93106  Castilleja lacera R. Fischer 2005-5-23 487 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc plateau. Plants growing on transmontane meadow north of McArthur along Rat Farm Road. 1013 Comment
  JEPS23789  Castilleja lacera Rimo Bacigalupi with G. T. Robbins 1959-4-22 7029 Shasta 3.5 mi e Redding (just of Enterprise, drainage of Churn Creek); Churn Creek 161 Comment
  UC886501  Castilleja lacera Alice Eastwood Jun 29 1912-Jul 11 1912 752 Shasta Goose Valley Comment
  JEPS6870  Castilleja lemmonii George Gillett 1952-8-26 Shasta Kings Creek, upstream from Kings Creek highway crossing Kings Creek; Lassen Volcanic National Park 2255 Comment
  JEPS9326  Castilleja lemmonii George W. Gillett 1953-7-22 289 Shasta Upper Kings Creek Meadow Lassen Volcanic National Park (adjacent to Lassen Peak Highway) 2225 Comment
  UC1543818  Castilleja lemmonii Harold and Virginia Bailey 1948-8-25 3001 a Shasta Summit Lake; Lassen Volcanic National Park 2040 Comment
  UC532169  Castilleja lemmonii Herbert F. Copeland 1931-8-9 Shasta shores Emerald Lake; Mt. Lassen 2438 Comment
  CAS-BOT-BC251917  Castilleja lemmonii F. J. Hermann 1931-7-9 2574 Shasta In Lower King's Creek Canyon. 2133 Comment
  JEPS3601  Castilleja miniata George Gillett 1952-7-29 116 Shasta above Hat Lake (Paradise Meadow); Lassen Volcanic National Park, Paradise Meadow 2148 Comment
  UC885328  Castilleja miniata E. G. Anderson 1935-8-29 Shasta Dersch Meadows; Lassen Volcanic National Park 1981 Comment
  RSA20154  Castilleja miniata A. M. Alexander 1936-7-6 s.n. Shasta Mount Lassen. Comment
  JEPS79378  Castilleja parviflora L. R. Heckard with E. Lim Dhillon and M. Ashton 1979-7-21 5150 Shasta about 1.5 air mi below Summit Lake (on Drakesbad trail); Lassen National Park 1950 Comment
  CHSC90311  Ceanothus arcuatus L. P. Janeway 2001-5-28 7088 Shasta Klamath Ranges. Top of Brushy Mountain (ridge); along Road 29N28 4.3 km north of junction of Roads 30 and 35 (and the junction of Shasta, Tehama, and Trinity County lines). Northeast-facing slope at top of ridge. 1520 Comment
  CHSC93627  Ceanothus cuneatus C. L. Schmidt 1990-6-22 1267 Shasta 4 mi E of Dana on A19 (MacArthur Road) to Spring Creek Road to Horr's Four Corners. 944 Comment
  UC1070943  Ceanothus cuneatus var. cuneatus H. R. Josephson 1933-6-21 22 Shasta Clear Creek Rd Weaverville quad 365 Comment
  UCD123998  Ceanothus cuneatus var. cuneatus D. O. Burge 2009-5-14 1166 c Shasta Cayton Valley, roadside on SR 89, immediately north of intersection with Cayton Valley Road, parking 2.6 road miles (4.2 km) north of SR 89 bridge over Lake Britton, 19.0 km 6 deg. (True) NNE of Burney. 960 Comment
  CAS-BOT-BC63628  Ceanothus integerrimus Carl B. Wolf 1941-7-26 11082 Shasta 6.7 mi. nw. Baird on U.S. Highway #99. 457 Comment
  CAS-BOT-BC63632  Ceanothus integerrimus D. M. Traugh 1922-6-4 39206 Shasta Shasta Forest. Castella near Sacramento River. 1066 Comment
  UC452547  Ceanothus integerrimus Lewis C. Rosenbaum 1916-6-3 Shasta Castella Comment
  UCD22423  Ceanothus integerrimus Brian Vanden Heuvel 2003-4-9 184 Shasta Trinity National Forest. 3.5 miles North of CA 36 on Harrison Gulch Road. Comment
  UCD22426  Ceanothus integerrimus Brian Vanden Heuvel 2003-4-9 187 Shasta Trinity National Forest. 7.1 miles North of CA 36 on Harrison Gulch Road. Comment
  UCR77110  Ceanothus integerrimus G. L. Webster, June McCaskill, Robert Rhode, J. M. Tucker 1993-5-16 7770 Shasta 0.3 mi. SW of McCloud Bridge 336 Comment
  CAS-BOT-BC63631  Ceanothus integerrimus E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station. Comment
  CAS-BOT-BC51070  Ceanothus integerrimus var. macrothyrsus Ellsworth Bethel 1923-5-14 s.n. Shasta Montgomery Creek Comment
  SD104446  Ceanothus integerrimus var. macrothyrsus Reid Moran 1978-6-24 26067 Shasta East slope above Little Roaring Creek 235 Comment
  CAS-BOT-BC51074  Ceanothus integerrimus var. macrothyrsus H. E. Brown 1897-5-15 204 Shasta near Pit River Ferry 274 Comment
  CDA36050  Ceanothus integerrimus var. macrothyrsus CDFA Staff 1977-6-16 Shasta Shingletown. 0 Comment
  CHSC110643  Ceanothus lemmonii Julie Kierstead Nelson 2012-5-1 2012 -008 Shasta 5 mi. N of Shasta College, NE of Redding; ridgetop roadside in rural residential area. 208 Comment
  OBI10453  Ceanothus lemmonii H. E. McMinn 1940-6-20 5289 Shasta Redding to Burney Comment
  POM301659  Ceanothus lemmonii Carl B. Wolf 1941-7-26 11081 Shasta Sacramento River Canyon just below pollard Gulch Ranger Station. 457 Comment
  UC535882  Ceanothus lemmonii Elmer I. Applegate 1928-4-25 5388 Shasta 4 mi s of Baird Comment
  RSA25713  Ceanothus pauciflorus Carl B. Wolf 1941-7-25 11069 Shasta 8 miles SW oif Fall River Mills on Hwy 299. 915 Comment
  CAS-BOT-BC83840  Ceanothus prostratus Dylan O. Burge 2009-5-14 1167 b Shasta Manzanita Creek watershed, roadside on SR 44 1550 Comment
  RSA25716  Ceanothus prostratus Carl B. Wolf 1941-7-24 11063 Shasta 5 miles SW of Viola on road to Manton. 976 Comment
  UCD112655  Ceanothus prostratus G. F. Hrusa 1996-5-2 12878 Shasta Lassen National Forest. Approx. 1/2 mile S of Old Station Trailer Park on Highway 44-89. 1460 Comment
  CAS-BOT-BC63369  Ceanothus prostratus F. J. Hermann 1931-6-24 2443 Shasta Along Lost Creek. 1737 Comment
  HSC59395  Ceanothus prostratus Rick Lundquist 1979-4-22 29 Shasta 2 mi W of Whitmore on S Cow Creek Rd., Mt. Diablo Meridian 762 Comment
  UCSB25181  Ceanothus prostratus McMinn, H. 1941-5-2 Shasta Hatchet Mountain to Burney Comment
  RSA300574  Ceanothus velutinus John Dourley, Walter Wisura 1982-10-14 3864 Shasta 5 miles E of Visisotr Center (N entrance) along Lassen Peak Hwy, Lassen volcanic Park. 1768 Comment
  UC1036264  Ceanothus velutinus George W. Gillett 1955-7-7 54 Shasta edge of Chaos Jumbles below Table Mountain; Lassen Volcanic National Park, edge Chaos Jumbles 1798 Comment
  UCR122331  Ceanothus velutinus G. R. Ballmer 1992-7-7 92- 14 Shasta Modoc Plateau, Magee Trail, south side of Magee Peak 2287 Comment
  CAS-BOT-BC376360  Centaurea Greg de Nevers 2001-7-25 12621 Shasta Ahjumawi State Park. 914 Comment
  SEINET10904957  Centaurea cyanus Mary Merello 1993-6-26 Merello 734 Shasta Shasta-Trinity National Forest. Disturbed, dry, open pine-oak woodlands along Hwy. 89, N of the Hwy. 299-89 intersection, banks of vernal pool. 950 Comment
  CAS-BOT-BC272120  Centaurea cyanus Ira L. Wiggins 1922-8-12 910 Shasta Willow Creek Ranch, McCloud 838 Comment
  OBI54097  Centaurea diffusa David J. Keil, Kathleen Keil 1992-7-24 23585 Shasta 9.5 mi SSE of Lake Britton bridge along hwy 89 Comment
  CHSC75450  Centaurea jacea Butch Kreps; Don McBroome 1992-7-24 Shasta Willow Creek Ranch, McCloud. Comment
  CDA20734  Centaurea maculosa C. Pirosko 2006-8-23 PDR 1303864 Shasta nearest Montgomery Creek south of Hwy. 299 between Montgomery Creek and Burney. Comment
  UCSB15973  Centaurea solstitialis Sager, V. 1961-7-9 Shasta 60 feet from north side of Sacramento River at far end (from entrance) of River Trailer Court, 0.3 mile north of Redding, east of U.S. Highway 99 167 Comment
  CAS-BOT-BC106073  Centaurea virgata subsp. squarrosa T. C. Fuller 1959-10-15 3131 Shasta Roadside, S/Pitt River, just E/Beaver Creek, ca. 2 miles E/Pittville Comment
  OBI75207  Centaurium David J. Keil, with Kathleen Keil 2011-7-25 31089 Shasta Trailhead area, south side of Clear Creek Road west of Redding 150 Comment
  JEPS46371  Centaurium venustum J. W. Blankinship 1911-6-5 Shasta Olinda Comment
  UCR143019  Centaurium venustum subsp. abramsii C. L. Hitchcock 1940-5-17 6437 Shasta 3 miles east of Redding 152 Comment
  CAS-BOT-BC288793  Centromadia fitchii Mrs. H. C. Cantelow 1940-5-30 3061 Shasta NE of Redding Comment
  HSC16596  Cephalanthera austiniae R. Spellenberg 1965-6-9 1072 Shasta Near Castle Crags State Park. NE side of Sacramento River Comment
  CAS-BOT-BC222971  Cephalanthus occidentalis Alice Eastwood 1912-7-26 1486 Shasta Kennet [Kennett] Comment
  SBBG69464  Cephalanthus occidentalis S. W. H. -Jun-1925 916 Shasta near Redding 169 Comment
  RSA134870  Cephalanthus occidentalis var. californicus Percy C. Everett, E. K. Balls 1959-10-22 23921 Shasta 2.5 miles SE of Shasta City. Along US Hwy 299 from Redding. Comment
  UC76679  Cephalanthus occidentalis var. californicus Milo S. Baker 278 Shasta near Redding (Stillwater); Stillwater Comment
  UC888602  Cephalanthus occidentalis var. californicus Alice Eastwood 1912-7-26 1486 Shasta Kennet Comment
  CHSC84070  Cerastium glomeratum Lowell Ahart; John Dittes 2003-5-22 10210 Shasta West side of a wash, west of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  HSC72032  Cerastium glomeratum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9605 Shasta Hwy. 36, 3.2 mi. from the Trinity Co. line 915 Comment
  CDA26891  Cercis occidentalis L. Hagenauer 2002-4-6 27 Shasta Whiskeytown Creek picnic area. Comment
  RSA730243  Cercis occidentalis Richard Halse 2007-3-22 7101 Shasta Along Gibson Road (Exit 714 off of Interstate Hwy. 5) ca. 7 miles from I-5 above the Sacramento River. 417 Comment
  UCSB12839  Cercis occidentalis Breedlove, Dennis 1962-6-11 Shasta Along State Highway 89; 3.1 miles north of Burney Falls State Park; Cascade Range 914 Comment
  CDA12251  Cercis occidentalis G. F. Hrusa, D. Ragan 1988-3-25 5503 Shasta Slopes above Shasta Lake. Comment
  SBBG21786  Chaenactis douglasii D. Myrick 1964-7-23 928 Shasta Mt Lassen Hwy, ca. 5 mi above Manzanita Lake 1828 Comment
  CAS-BOT-BC276740  Chaenactis douglasii var. douglasii Mrs. E. C. Van Dyke 1931-6-13 s.n. Shasta Kelly Camp, Mount Lassen National Park Comment
  JEPS28537  Chaenactis douglasii var. douglasii George W. Gillett 1957-7-5 662 Shasta Chaos Jumbles, opposite observation area and n of highway ca. 50 yards Lassen Volcanic National Park, Chaos Jumbles 1889 Comment
  JEPS3293  Chaenactis douglasii var. douglasii George Gillett and G. L. Stebbins 1952-8-7 152 Shasta about 1/4 mi below (n of) Hat Lake 1996 Comment
  OBI77293  Chaenactis douglasii var. douglasii Anthony Baniaga 2011-6-19 381 Shasta Lassen NF. Lava Flats, ca 1.5 mi ENE of Sugarloaf Peak. Old Station quad T33N R5E sec 21 SE of SE 1303 Comment
  UC1553536  Chaenactis douglasii var. douglasii E. Dean 1988-7-13 131 Shasta Shasta City; w side of rd 38N10 going N to Red Mtn Comment
  JEPS89459  Chaenactis glabriuscula var. heterocarpha Dean W. Taylor 1993-6-16 13680 Shasta e base Lookout Peak, on Bully Choop Mountain Road, North Coast Ranges Lookout Peak; North Coast Ranges, Bully Choop Mountain Road 1493 Comment
  CAS-BOT-BC277654  Chaenactis glabriuscula var. megacephala Ellsworth Bethel 1923-5-29 s.n. Shasta Burney Comment
  UC1036181  Chaenactis nevadensis George W. Gillett 1952-9-1 248 Shasta vicinity of Hat Lake Lassen Volcanic National Park 1981 Comment
  CAS-BOT-BC141683  Chamaebatia foliolosa M. S. Baker; F. Nutting 1894-5-26 s.n. Shasta Goose Valley Comment
  RSA201303  Chamaebatiaria millefolium J. T. Howell 1960-8-22 36369 Shasta Lava flow just E f Chaos Jumbles 1829 Comment
  SEINET194309  Chamaecyparis lawsoniana A. A. Heller 1923-8-28 13826 Shasta Near Sims Comment
  CHSC14184  Chamaesyce ocellata F. T. Griggs 1973-8-31 129 Shasta 2 miles n of Anderson; sw corner of Redding Municipal Airport in the bottom of an ephemeral pond. Comment
  CHSC96295  Chamaesyce serpillifolia subsp. serpillifolia R. Fischer 2006-7-20 910 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected off east side of Rat Farm Road ca. 1 mile north of McArthur. Plants growing in a drainage swell on a sagebrush/Artemisia transmontane meadow. 1011 Comment
  UC127502  Chamaesyce serpyllifolia H. M. Hall and E. B. Babcock June, 1903 4212 Shasta near Fall River (ne part of county); Sierra Nevada Mtns 1066 Comment
  UC1618154  Cheilanthes cooperae J. C. Game 1993-5-2 93 /3 Shasta e side of n end of McCloud River Arm of Shasta Lake (below rd) Comment
  CAS-BOT-BC70096  Cheilanthes gracillima Gillett; Li 1957-7-13 s.n. Shasta Slope south of Sifford Lakes 2072 Comment
  RSA718035  Chenopodium berlandieri R. Fischer 2005-7-18 706 Shasta Ahjumawi Lava Springs State Park, 3 miles N of McArthur, on the western edge of the Modoc Plateau. Plants were growing near the western entrance to park, along main park road. Comment
  SEINET7040092 Image available Chenopodium botrys A. G. Vestal 1963-3-1 s.n. Shasta At Cottonwood Creek at its Junction with Foster Road. Ono Quad. UTM Zone 10. 540150mE, 4471726mN. Comment
  CHSC61099  Chimaphila menziesii Vernon H. Oswald; Lowell Ahart 1993-7-27 5727 Shasta Lassen Volcanic National Park. Lower lake in Blue Lake Canyon. 2072 Comment
  CAS-BOT-BC451478  Chimaphila umbellata C. R. Quick 1953-8-2 53 -77 Shasta NE of Montgomery Creek Comment
  HSC15438  Chlorogalum angustifolium C. L. Hitchcock 1940-5-17 6460 Shasta 3 mi. E of Redding. 152 Comment
  UC1600714  Chlorogalum angustifolium H. M. Hall and E. B. Babcock June 1903 4003 Shasta near Redding; Upper Sacramento Valley 152 Comment
  UC1776766  Chondrilla juncea Molly Bagley 1997-6-16 s.n. Shasta at Lake Shastina Golf Course, 0.5 acre over 2 acres Comment
  JEPS89603  Chorizanthe polygonoides var. polygonoides Dean Wm. Taylor with Rexford E. Palmer 1988-5-29 9688 Shasta Woodman Creek along Hwy. 299 1.2 mi. e. from crossing of Salt Creek; Upper Sacramento Valley, Bella Vista 7 1/2 Quad. 192 Comment
  UC849175  Chorizanthe stellulata C. L. Hitchcock 1940-5-17 6438 Shasta 3 mi e Redding; e of Redding 152 Comment
  CDA12912  Chrysolepis sempervirens G. F. Hrusa 1996-5-2 12854 A Shasta Lassen National Forest; Manzanita Chute- Approx. 1/3 m. E of Hwy 44 on USFS Rd. 31NS17, and about 100 meters N of road. Comment
  CHSC89649  Chrysothamnus viscidiflorus subsp. lanceolatus R. Fischer; J. Marr 2004-8-15 357 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Near camp 7. 1016 Comment
  UC1583968  Chrysothamnus viscidiflorus subsp. lanceolatus G. Schoolcraft 1990-8-14 2126 Shasta s of Fall River Mills (s end of Hogback Ridge); Hogback Ridge 1097 Comment
  JEPS100738  Cicendia quadrangularis Dean W. Taylor 1993-4-16 13346 Shasta Coleman Forebay 289 Comment
  JEPS47003  Cicendia quadrangularis M. Alice King May 1921 Shasta Anderson Comment
  CDA20590  Cirsium andersonii J. McGowan 2005-8-4 PDR 1292096 Shasta Northern California; Rock Creek Rd, 1 mi S of SR 299. 0 Comment
  OBI54133  Cirsium andersonii David J. Keil, Kathleen Keil 1992-7-24 23573 Shasta 1.1 mi E of Siskiyou County line along Hwy 89 Comment
  RSA0070615  Cirsium douglasii var. breweri R. F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-21 42386 a Shasta Castle Crags State Park. 793 Comment
  OBI81595  Cirsium occidentale Jill M. Bushakra, John Bushakara 2000-6-17 46 Shasta Hwy 89, 4 miles east of intersection with Hwy 299 and 1 mile south of Cassel Rd. Pine and chaparral community. 975 Comment
  OBI55405  Cirsium occidentale var. candidissimum David J. Keil, Kathleen Keil 1992-7-24 23587 Shasta 9.5 mi SSE of Lake Britton bridge along hwy 89 Comment
  CAS-BOT-BC280357  Cirsium occidentale var. venustum John Thomas Howell 1952-6-13 28325 Shasta Bridge Bay, Shasta Lake 304 Comment
  CSUSB1499  Cirsium pastoris Michele Hill, Jack Hill 1973-7-8 S. N. Shasta Roadside, Highway 299, 7 miles west of Whiskey town Lake 914 Comment
  CAS-BOT-BC285891  Cirsium vulgare Grant 1902-9-13 5224 Shasta Sisson Comment
  CAS-BOT-BC439039  Cistanthe monosperma Alice Eastwood 1912-7-1 s.n. Shasta Burney Falls Comment
  CAS-BOT-BC228932  Cistanthe umbellata M. S. Jussel 1931-9-6 s.n. Shasta Sulphur Works, Mt. Lassen 2133 Comment
  CAS-BOT-BC228992  Cistanthe umbellata A. W. Kramer 1930-8-22 29 Shasta Prospect Pk., Lassen National Park Comment
  CHSC107340  Clarkia amoena subsp. whitneyi Lowell Ahart; John Dittes 2011-6-20 17475 Shasta On the west side of Highway 299, about 3,745 feet south of Ingot, about 17 miles (air) northeast of Redding. 327 Comment
  CAS-BOT-BC172415  Clarkia borealis Alice Eastwood 1912-7-25 1430 Shasta Pitt to Baird Comment
  CAS-BOT-BC172413  Clarkia borealis Dean Wm. Taylor 1987-6-9 9039 Shasta Bluejay Mountain, on road to Hogback Lookout from Potem Creek, Pitt River Drainage 685 Comment
  LA206029  Clarkia borealis Peter H. Raven; 1959-7-3 sn Shasta O'Briens, Craigs Landing, Shasta Lake Comment
  HSC45514  Clarkia concinna subsp. concinna M. Alcasas 1978-5-14 96 Shasta Rd. A16 3 mi. from western city limits of Ono. 534 Comment
  CAS-BOT-BC162505  Clarkia gracilis subsp. gracilis A. A. Heller 1905-5-29 s.n. Shasta Near Redding Comment
  HSC84318  Clarkia gracilis subsp. gracilis J. P. Smith, Thomas W. Nelson 1982-5-15 10427 Shasta Lewiston Turnpike along Sawpit Gulch, 1.2 mi. from its junction with Hwy. 299 579 Comment
  CAS-BOT-BC162503  Clarkia gracilis subsp. gracilis T. Worley; M. Mill; F. Rosenthal 1985-5-12 78 Shasta H.M. 2.5 miles east of Platina, County road A16 579 Comment
  CAS-BOT-BC162508  Clarkia gracilis subsp. gracilis D. E. Breedlove 1962-6-11 3392 A Shasta On east side of Burney Falls, Burney Falls State Park, Cascade Range 914 Comment
  CAS-BOT-BC163172  Clarkia lassenensis Alice Eastwood 1912-6-28 686 Shasta Burney Comment
  JEPS90006  Clarkia lassenensis Dean W. Taylor 1993-5-25 13504 Shasta Hamp Creek 0.3 mi w of Ponderosa Way (Cascade Range); , Hamp Creek 762 Comment
  SEINET10453154  Clarkia lassenensis Mary Merello 1993-6-26 Merello 728 Shasta Shasta-Trinity National Forest. Disturbed, dry, open pine-oak woodlands along Hwy. 89, N of the Hwy. 299-89 intersection, banks of vernal pool. 950 Comment
  UCR77114  Clarkia purpurea G. L. Webster, June McCaskill, Robert Rhode, J. M. Tucker 1993-5-16 7774 Shasta 0.3 mi. SW of McCloud Bridge 336 Comment
  CAS-BOT-BC163452  Clarkia purpurea subsp. quadrivulnera R. F. Hoover 1968-5-28 11110 Shasta Redding Airport Comment
  SEINET7073490  Clarkia purpurea subsp. quadrivulnera A. G. Vestal 1963-6-4 s.n. Shasta Cottonwood Creek at Bowman Road Bridge southwest of Cottonwood. UTM Zone 10, 546913mN, 4462790mN. Coordinate datum: NAD27. Comment
  HSC23369  Clarkia purpurea subsp. quadrivulnera G. Strausbaugh 1970-5-24 79 Shasta W bank of first cove NW of Brandy Creek Swimming Area 372 Comment
  CHSC65809  Clarkia purpurea subsp. viminea L. P. Janeway 1995-6-17 4787 Shasta Backbone Ridge; along Backbone Ridge Road 3.2 mi west of Dry Creek Road. Top of the ridge. 448 Comment
  POM211870  Clarkia purpurea subsp. viminea Elmer I. Applegate 1929-7-23 5836 Shasta Ingot Comment
  JEPS114477  Clarkia rhomboidea Lowell Ahart, John Dittes 2008-6-19 14838 Shasta About 50 yards east of the Pit River, about 100 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills 993 Comment
  UC501477  Clarkia rhomboidea Frank W. Peirson 1932-7-9 10281 Shasta Burney Spring 1432 Comment
  CAS-BOT-BC164957  Clarkia rhomboidea Ella Dales Cantelow 1939-6-10 2578 Shasta 17 mi. s. of McCloud Jct., Burney - Redding - Alturas Hy. Comment
  RSA73355  Clarkia rhomboidea F. W. Peirson 1932-7-9 10281 Shasta Burney Spring. 1433 Comment
  SEINET10632449  Clarkia rhomboidea A. Arthur Heller 1928-6-10 Heller 14611 Shasta Along the Pacific Highway between Salt Creek and Pollock in soil derived from shale rock. Comment
  POM46423  Clarkia stellata Marcus E. Jones 1897-6-8 s.n. Shasta Lassen s Peak 1829 Comment
  UC144456  Claytonia parviflora subsp. parviflora A. A. Heller 1905-5-30 7900 Shasta near Redding Comment
  UC412622  Claytonia parviflora subsp. parviflora Milo S. Baker 1900-5-1 Shasta Old Cow Creek Canyon Comment
  UC852096  Claytonia parviflora subsp. parviflora Alice Eastwood Jun 29 1912-Jul 11 1912 763 Shasta Goose Valley Comment
  CHSC14130  Claytonia rubra subsp. rubra L. V. Ritter 1969-4-19 198 Shasta E side Forward Rd., 8 mi. ne of Manton. Comment
  UCR206317  Claytonia rubra subsp. rubra George K. Helmkamp, E. A. Helmkamp 2009-6-14 15022 Shasta Southern Cascade Range, Water Leaf Lane (apparently very new, short spur), 0.2 mile south of CA-44 junction 1.2 miles west of Shingletown 992 Comment
  CDA12928  Collinsia parviflora G. F. Hrusa 1996-5-2 12870 Shasta Lassen National Forest; approx. 1/2 mile S of Old Station Trailer Park along Hwy 44-89. Comment
  UC54652  Collinsia parviflora H. M. Hall and E. B. Babcock Jun 1903 4211 Shasta Sierra Nevada Mountains, Fall River Springs, north-eastern Shasta County Fall River Springs; Sierra Nevada Mountains, Fall River Springs 1066 Comment
  UCD123640  Collinsia parviflora G. F. Hrusa 1992-5-3 10491 Shasta under powerlines to north of Big Bend. Comment
  HSC47723  Collinsia rattanii Thomas W. Nelson, J. O. Sawyer, J. P. Smith 1978-5-6 4007 Shasta Along county line road [31N01] 2.5 mi. E and N from Deer Lick Jct. Comment
  HSC48491  Collinsia sparsiflora var. collina J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9676 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  JEPS104361  Collinsia tinctoria Lowell Ahart 2003-5-22 10205 Shasta North rim of Battle Creek, at the end of a poor dirt road, ca 350 yd south of the Coleman Canal, ca 1 1/8 mi w of the barn, 4 mi (air) wsw of Darah Springs State Fish Hatchery, ca 11 mi (air) ene of Cottonwood. 259 Comment
  SEINET10865418  Collinsia tinctoria Mary Merello 1993-6-24 Merello 712 Shasta Oak-mixed conifer woodland along Hwy. 289 between Ingot and Round Mountain. Dry slopes along Little Cow Creek. 365 Comment
  RSA103942  Collinsia tinctoria Alice Eastwood 1912-7-25 1416 Shasta Pitt to Baird. Comment
  UC885598  Collinsia tinctoria Alice Eastwood 1912-7-25 1416 Shasta Pitt to Baird Comment
  SEINET10548324  Collinsia torreyi var. latifolia Mary Susan Taylor 1980-7-9 Taylor 3117 Shasta T36N R6W sec 36?; on N side of Dog Creek Road (8601), ca. 10.6 mi W of Delta on I5, ca. 1.5 mi S of Damnation Summit. 1219 Comment
  SBBG6892  Collinsia torreyi var. torreyi H. and M. Dearing 1938-6-23 2142 Shasta near Viola 1371 Comment
  UC1024369  Collinsia torreyi var. wrightii George W. Gillett 1952-7-13 66 Shasta vicinity of Sulphur Works (near Store Building LVNP 6950, along trail to small cabins, Lassen Volcanic National Park); Lassen Volcanic National Park 2133 Comment
  UC501430  Collomia grandiflora Frank W. Peirson 1932-7-16 10308 Shasta top of wooded slope behind camp Burney Spring 1432 Comment
  SEINET2440620  Collomia heterophylla James Payne Smith Jr 1976-5-22 8800 Shasta Shasta-Trinity National Forest. Along Clear Creek. 914 Comment
  JEPS8313  Collomia larsenii George W. Gillett 1953-8-6 316 Shasta s face of peak Lassen Volcanic National Park, Lassen Peak 2865 Comment
  RSA115247  Collomia larsenii George W. Gillett 1952-8-30 238 Shasta Summit area of Lassen Peak 3140 Comment
  SBBG21889  Collomia linearis D. Myrick 1964-7-24 941 Shasta Hwy 89, ca 10 mi N of Manzanita Lake 1524 Comment
  JEPS101623  Collomia tinctoria Dean W. Taylor 1993-6-15 13615 Shasta Sacramento River canyon; headwaters South Fork Hazel Creek (ca. 3 air mi E of Sims Flat); on logging road 1097 Comment
  UC501465  Collomia tinctoria Frank W. Peirson 1932-7-12 10200 Shasta on rim Red Crater (s of Burney); 1000-Lake Basin 2072 Comment
  SEINET10496724  Collomia tinctoria Mary Susan Taylor 1980-6-10 Taylor 2795 Shasta T37N R4W sc sec 20 & nc sec 29. Dunsmuir quad. Sims Flat Road, between Sims Flat Campground and Sims Lookout turn, Shasta Natl. Forest, ca. 2 mi S of Intrst. 5, ca. 6 mi SW of Sweetbriar (or Castella). 853 Comment
  CAS-BOT-BC180404  Comandra umbellata subsp. californica J. K. Nelson 2004-4-13 2004 -014 Shasta Friday Louden mine adit along County Road 5G12 to Behemotash Mountain from Shasta Dam, W side of Shasta Lake; ca. 20 miles NW of Redding 792 Comment
  CAS-BOT-BC180412  Comandra umbellata subsp. californica Alice Eastwood 1912-6-29 1026 Shasta Goose Valley Comment
  SACT000006  Comandra umbellata subsp. californica Shannon Datwyler, Merrill Roseberry 2008-6-24 Shasta Plants both along roadside and along Castle Creek; Site for pollination ecology study and population level sampling of Penstemon subsect. Heterophylli Comment
  CAS-BOT-BC157354  Comarum palustre Hans Leschke 1964-7-31 1877 Shasta Horseshoe Lake, Lassen Volcanic Nat. Park Comment
  CHSC61976  Convolvulus arvensis Vernon H. Oswald 1993-9-7 5928 Shasta Lassen Volcanic National Park. Borrow pit and highway service area on the E side of Lost Creek, S end of Anklin Mdws., between Hot Rock and Old Boundary Spring. At the S end of the area. 1889 Comment
  UCR71592  Cordylanthus pilosus subsp. hansenii L. R. Heckard 1971-8-28 2787 Shasta Along Route 299, 1.8 mi west of French Gulf Jct (17 mi west of Redding) 549 Comment
  JEPS60489  Cordylanthus tenuis subsp. viscidus T. I. Chuang and L. R. Heckard 1969-8-21 6740 Shasta 4.5 mi n Pollard Flat (Highway 5) Comment
  CAS-BOT-BC287173  Coreopsis tinctoria A. A. Heller 1914-8-30 11752 Shasta 5 miles S of Redding along the railroad Comment
  UC412937  Cornus glabrata Milo S. Baker 1900-5-21 Shasta Oak Run Comment
  CAS-BOT-BC209847  Cornus glabrata E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  UC21520  Cornus nuttallii M. S. Baker and Frank Nutting 1894-5-24 Shasta Hatchet Creek Mts. Comment
  JEPS50137  Cornus sericea subsp. sericea W. L. Jepson 1914-8-15 6180 Shasta Delta 396 Comment
  CAS-BOT-BC412812  Cornus sessilis Andrew Townesmith; Karen M. Meyer 2007-7-26 854 Shasta Shasta-Trinity National Forest. 7.2 miles west of state route 299 on Fender's Ferry Road (Forest Service road 34N17) 459 Comment
  RSA433127  Corydalis caseana M. V. Hood 1940-8-6 s.n. Shasta Kings Creek Meadow, Mt. Lassen 2226 Comment
  CAS-BOT-BC180187  Corylus cornuta subsp. californica William A. Dayton 1913-6-21 319 Shasta Sweetbrier Creek range, near repro. study. Shasta Forest 975 Comment
  RSA239276  Corylus cornuta var. californica R. F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-21 42381 Shasta Shasta National Forest: along Castle Creek about 1 mile west of Castle Crags State Park. Comment
  UC831106  Crassula solieri Louis C. Wheeler 1935-3-31 3389 Shasta 3 mi. n.e. Redding (between Boulder and Churn Creek) 198 Comment
  POM220632  Crassula solieri L. C. Wheeler 1935-3-31 3389 Shasta 3 miles NE Redding: Between Boulder and Churn Creeks. 198 Comment
  CDA10991  Crataegus douglasii G. F. Hrusa 1991-6-27 8483 Shasta Pit River Drainage; along Hat Creek immediately below Hat Creek Powerhouse #2. Comment
  CAS-BOT-BC290467  Crepis acuminata G. L. Stebbins, Jr.; J. A. Jenkins 1937-7-16 2390 Shasta Slopes of Saddle Mt. west of Fall River Mills 1500 Comment
  UC34304  Crepis monticola W. C. Blasdale 1896-6-14 Shasta French Gulch Comment
  UC2027199  Crepis occidentalis Anthony Baniaga 2011-6-18 373 Shasta Lassen National Forest. Along 6R201, W of Bidwell Pond. Murken Bench quadrangle Comment
  UC581302  Crepis occidentalis G. L. Stebbins Jr. and J. A. Jenkins 1937-7-15 2382 Shasta crest and s-facing slope of river terrace 1/2 mi ne Fall River Mills 1000 Comment
  CAS-BOT-BC376555  Crepis occidentalis subsp. conjuncta George W. Gillett 1957-8-10 1023 Shasta Lassen Volcanic National Park. Saddle between Ski Heil and Pilot Pinnacle 2636 Comment
  CAS-BOT-BC290832  Crepis occidentalis subsp. pumila Alice Eastwood; John Thomas Howell 1940-6-11 7933 Shasta Near Fall River Mills Comment
  POM10608  Crepis pleurocarpa H. M. Hall, E. B. Babcock 1903-06 4024 Shasta Upper Sacramento River, near Chromite Comment
  RSA565030  Crocidium multicaule D. W. Taylor 1992-3-16 12331 Shasta Fall River Valley, ca. 0.5 mile north along PG&E gas pipeline from the westernmost end of Brown Road. 1006 Comment
  UCD142114  Croton setiger John Thomas Howell 1960-8-22 36420 Shasta 5.5 miles west of Park line on road to Viola. Comment
  JEPS83682  Crucianella angustifolia Dean Wm. Taylor with Rexford E. Palmer 1988-5-5 9621 Shasta 1.2 mi e Salt Creek crossing of Highway 299 (Woodman Creek, along Highway 299); Upper Sacramento Valley, Bella Vista 7.5' quad. 192 Comment
  SEINET5545412  Cryptantha H. S. Gentry 1962-1 19711 Shasta 4.5 mi. south of Bella Vista. 152 Comment
  POM203543  Cryptantha affinis F. W. Peirson 1932-7-9 s.n. Shasta Burney Spring. 1433 Comment
  CHSC33165  Cryptantha crinita J. D. Jokerst; J. D. Prouty 1981-5-22 1325 Shasta W. bank of Stillwater Creek ca 1/3 mi north of Old 44 Rd (just N of Highway 44). Comment
  OBI20705  Cryptantha crinita Robert F. Hoover 1968-5-28 11121 Shasta Clough Crk at Old Alturas Rd Comment
  UC596236  Cryptantha crinita R. F. Hoover 1937-5-19 2280 Shasta 5 mi from Redding (on old Alturas road, Salmon Creek bridge); Salmon Creek Comment
  CDA19792  Cryptantha crinita C. Kimball 2002-4-24 s.n. Shasta Northern California; 0.25 N of S. Cow Creek, 0.28 mi N of the S line and 0.23 mi E of the W line of Section 22. 762 Comment
  UC280522  Cryptantha intermedia Milo S. Baker 1898-7-8 341 Shasta Tamarack road at Stalkers' Comment
  CHSC66323  Cryptantha torreyana V. H. Oswald; Lowell Ahart, Robin Ondricek-Fallsheer 1996-7-1 7917 Shasta High North Coast Ranges. Deer Lick Knob Rd. (Forest Route 1) 5.3 mi (odometer) N of Hwy. 36 (via Harrison Gulch Rd.), NW of Platina. 1249 Comment
  JEPS90098  Cryptantha torreyana Dean Wm. Taylor with Robert Price, Rexford E. Palmer and Roy A. Buck 1988-6-1 9720 Shasta Pit R. Canyon along rd. to PG & E Pit 6 powerhouse; Pit R. Canyon 743 Comment
  UCSB15832  Cryptantha torreyana 1962-6-11 Shasta On east side of Burney Falls, Burney Falls State Park; Cascade Range 914 Comment
  JEPS28731  Cryptogramma cascadensis George W. Gillett 1957-8-8 990 Shasta ne shoulder Lassen Peak; Lassen Volcanic Nat'l Park 2529 Comment
  NY16591  Cupressus bakeri W. W. Wagener 9433 Shasta Burney Springs 1463.0 Comment
  NY16596  Cupressus bakeri C. B. Wolf 1941-7-25 11067 Shasta 0.5 mile southwest of Cypress Camp Ground; about 3 miles south of Hat Creek ranger Station to Burney Spring Road 1524.0 Comment
  RSA21072  Cupressus bakeri W. W. Wagener, Zentmyer 1938-7-9 9433 Shasta Burney Springs 1463 Comment
  UC1219843  Cupressus bakeri W. D. Hagenstein 1938-11-11 8506 Shasta 1493 Comment
  CAS-BOT-BC85649  Cupressus bakeri Oliver V. Matthews 1939-3-8 s.n. Shasta North of Fall River Mills Comment
  RSA176227  Cupressus macnabiana C. O. Stone 2 Shasta Ca. 1 mile south of town of Round Mountain, ca. 5 miles SE of Little Round Mountain Look-Out, near the Melton Ranch 756 Comment
  RSA40883  Cupressus macnabiana C. B. Wolf 1944-10-28 11474 Shasta 1 mile from Whiskeytown on road to Redding, above Clear Creek 305 Comment
  UCD114696  Cupressus macnabiana Christopher Mallek 2008-1 s.n. Shasta Round Mountain. 675 Comment
  SJSU3760  Cycladenia humilis C. W. Sharsmith 1963-6-11 7055 Shasta S slope Hat Mt, Lassen Volcanic National Park, southeastern Shasta County 2133 Comment
  CHSC28744  Cycladenia humilis var. humilis R. A. Schlising 1979-9-13 3489 Shasta Lassen National Park, trail to peak of Brokeoff Mountain. 2682 Comment
  JEPS28583  Cycladenia humilis var. humilis George W. Gillett 1957-7-12 731 Shasta slopes of Crescent Crater lassen Volcanic Nat'l Park, Crescent Crater 2286 Comment
  CHSC89715  Cymopterus terebinthinus var. californicus R. Fischer; J. Marr 2004-5-28 399 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected along Lava Springs Trail E Crystal Springs. 1051 Comment
  HSC103633  Cymopterus terebinthinus var. californicus Thomas W. Nelson, Jane Nelson 1982-5-15 6884 Shasta Along Lewiston Turnpike, 4 mi. from junction with State Route 299. 671 Comment
  CHSC84089  Cynodon dactylon Lowell Ahart; John Dittes 2003-5-22 10208 Shasta Just west of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  JEPS104168  Cynodon dactylon Lowell Ahart 2003-5-22 10208 Shasta Just w of the poor dirt road, ca 150 yd south of the Coleman Canal, ca 1 1/8 mi w of the barn, 4 mi (air) wsw of Darah Springs State Fish Hatchery, ca 11 mi (air) ene of Cottonwood. 259 Comment
  JEPS121428  Cynoglossum officinale Zachary Voigtman 2013-7-24 2013 -011 Shasta Trout Creek Area. Aprox. 1 mile in 42N24, off of Pilgrim Creek Road. Comment
  HSC100236  Cynosurus echinatus J. P. Smith 2010-6-8 12895 Shasta Along Iron Mountain Road, just N of junction with Hwy. 299 230 Comment
  HSC37562  Cynosurus echinatus J. D. Ackerman, A. M. Montalvo 1975-7-16 555 Shasta Hwy. 36 near Shasta Trinity National Forest boundary Comment
  JEPS64120  Cyperus squarrosus J. W. Blankinship 1910-7-9 Shasta Stillwater Creek Comment
  SEINET12076830  Cypripedium californicum J. G. Lemmon n d s.n. Shasta Scotch Camp, near Shasta Comment
  CHSC27879  Cystopteris fragilis Robin Ondricek 1978-4-22 11 Shasta N side of dirt road which parallels Pit River at Malinda Gulch, Shasta National Forest. 774 Comment
  CAS-BOT-BC70563  Cystopteris fragilis Hans Leschke 1954-9-21 s.n. Shasta Kings Creek Falls 2057 Comment
  CAS-BOT-BC70566  Cystopteris fragilis W. B. C. 1939-8-24 13909 Shasta On the red ridge avove and west of Panther Creek Meadows 2743 Comment
  CAS-BOT-BC445545  Damasonium californicum Gary Schoolcraft 1985-6-13 1426 Shasta 2 1/2 mi w. of Popcorn Cave. 36-5-18 SE 1097 Comment
  UC814509  Damasonium californicum Alice Eastwood Jun 29 1912-Jul 11 1912 981 Shasta Goose Valley Comment
  CAS-BOT-BC445543  Damasonium californicum Alice Eastwood 1912-6-29 981 Shasta Goose Valley Comment
  UC1558246  Danthonia unispicata Harold and Virginia Bailey 1948-8-25 2981 a Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  CAS-BOT-BC420653  Darmera peltata L. E. Smith 1913-5-6 118 Shasta Castella Comment
  HSC49835  Darmera peltata J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9848 Shasta 1 mi. N of bridge over Brown's Creek on County Line Rd. 671 Comment
  CAS-BOT-BC420655  Darmera peltata Mrs. D. B. McAllister 1918-5-29 s.n. Shasta Ydaloom [Ydalpom?] - historical locality Comment
  SD104456  Darmera peltata Reid Moran 1978-6-25 26106 Shasta in stream, Little Roaring Creek 710 Comment
  CHSC66326  Datisca glomerata V. H. Oswald; Lowell Ahart, Robin Ondricek-Fallscheer 1996-7-1 7913 Shasta Harrison Gulch Rd. 3.3 mi (odometer) N of Hwy. 36, W of Platina. 1066 Comment
  SEINET10480625  Datisca glomerata Mary Susan Taylor 1990-8-24 Taylor 6089 Shasta Buckhorn Summit, N side of Hwy. 299, ca. 30 mi W of Redding. Yellow Pine Forest. 980 Comment
  SEINET6421146 Image available Datisca glomerata C. L. Hitchcock 1940-1 6499 Shasta 25 miles East of Redding Comment
  RSA565091  Delphinium decorum subsp. tracyi D. W. Taylor 1993-5-22 13467 Shasta Ca. 2 miles N of Slate Mountain, Trinity Mountains, (watershed divide between Sacramento River and Trinity River drainages, ca. 5 air miles W Lamoine). 1448 Comment
  HSC48883  Delphinium depauperatum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9853 Shasta 1 mi. N of bridge over Brown's Creek on County Line Rd. 671 Comment
  HSC49788  Delphinium depauperatum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9830 Shasta Deer Lick Springs Rd. about 2 mi. from its junction with State Route 36 915 Comment
  RSA296741  Delphinium depauperatum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9830 Shasta Deer Lick Springs Road, 2 miles from its jct with State Route 36. 915 Comment
  CHSC9250  Delphinium gracilentum G. Strausbaugh 1970-5-24 71 Shasta First cove w of Brandy Creek Swimming Area, ca. 10 ft. up from lake edge. 371 Comment
  CHSC25124  Delphinium nudicaule Paul Lyman 1970-4-25 20 Shasta Open Triangle Ranch; Whitmore. 30 yds. west of irrigation diversion dam on Cow Creek. Comment
  CHSC78091  Delphinium nudicaule Terry Nelson 1998-4-11 240 -12 Shasta On a roadside embankment, 2 mi sw of Whiskeytown Lake and 100 yds e of Brandy Creek. 432 Comment
  UC1053437  Delphinium nudicaule Rimo Bacigalupi and Arthur Holmgren 1950-4-24 3137 Shasta cliffs alon river directly opposite railroad shops (e side of canyon opposite town of Dunsmuir); Sacramento River Comment
  CAS-BOT-BC9846  Delphinium nudicaule Ellsworth Bethel 1923-5-16 s.n. Shasta Fall River Mills Comment
  UC9210  Delphinium nudicaule M. S. Baker and Frank Nutting 1894-5-21 Shasta Morley's Station Comment
  SBBG16477  Delphinium nuttallianum D. Myrick 1961-6-23 342 Shasta Sunflower Flat on Hat Crk Rd 1828 Comment
  UCD148880  Delphinium nuttallianum Ellen Dean; L. Huiet, A. Smith, J. Smith and M. Lenz 2014-5-14 8195 Shasta North side of Lake Shasta. McCloud River Arm. Along Gilman Rd, just W of intersection with Old Mill Rd, where Fall Creek intersects Gilman Rd (goes under road through culvert). 372 Comment
  CAS-BOT-BC122002  Delphinium variegatum D. Haskamp; E. Sonnenblick; M. Taft 1995-5-6 50 Shasta 1.1 miles north of the Blue Oak campground turnoff. 762 Comment
  CAS-BOT-BC83028  Dendromecon rigida Elmer I. Applegate 1928-4-26 5395 Shasta Delta. Sacramento River. Comment
  CAS-BOT-BC83031  Dendromecon rigida L. E. Smith 1915-4-25 s.n. Shasta Kennet. Comment
  CAS-BOT-BC83032  Dendromecon rigida Mrs. D. B. McAllister 1918-4-29 10 Shasta Ydalpom [Ydaloom]. Comment
  HSC92513  Dendromecon rigida Kevin White, Dave Johnson, Eric Gundershaug 1994-4-11 34 Shasta Along Hwy. 299 366 Comment
  CAS-BOT-BC192452  Deschampsia cespitosa subsp. cespitosa George W. Gillett 1957-8-9 1008 Shasta East fork of Hat Creek, near Summit Lake Ranger Station 2026 Comment
  CAS-BOT-BC201630  Deschampsia danthonioides A. A. Heller 1905-5-26 7855 Shasta Near Redding Comment
  UCD61395  Deschampsia danthonioides Beecher Crampton 1960-6-16 5642 Shasta 6 miles south of Fall River Mills. Comment
  SEINET4566865  Deschampsia danthonioides A. A. Heller 1905-5-26 7855 Shasta Near Redding Comment
  UCD63562  Deschampsia elongata Beecher Crampton 1956-8-20 3774 Shasta Castle Crag. 640 Comment
  JEPS48627  Descurainia sophia Alma U. Ames 1918-3-28 Shasta bank of Pit River (McArthur); McArthur Comment
  CAS-BOT-BC388465  Dianthus deltoides Clarence R. Quick 1962-7-12 62 -74 Shasta Bosworth Meadow, 5 - 6 miles south of Pondosa, and about 3.5 miles west of highway 89 Comment
  CHSC3418  Dicentra formosa Judy Potter 1966-5-13 Shasta Sweetbrier. US 99 1 mile south Castella. 548 Comment
  UC1036319  Dicentra formosa George W. Gillett 1952-8-11 174 Shasta 1 mi below Bumpas Hell (trail from Bumpas Hell to King's Creek); Lassen Volcanic National Park 2377 Comment
  UCR77157  Dicentra formosa G. L. Webster, June McCaskill, Robert Rhode, J. M. Tucker 1993-5-16 7786 Shasta Slopes above Salt Creek 381 Comment
  SEINET4079891  Dicentra formosa O. M. Clark 1947-1 14324 Shasta Lassen Peak, Lassen National Park. Comment
  CAS-BOT-BC254501  Dichanthelium acuminatum subsp. acuminatum Peter H. Raven; Otto T. Solbrig 1958-6-16 13240 Shasta 3 miles NE of Redding Comment
  JEPS74038  Dichanthelium acuminatum subsp. lindheimeri Virginia E. Long 1931-5-22 67 a Shasta about 3 mi n Pacific Highway (between Anderson and Redding; n of Olinda, Steward Ranch); Happy Valley, Steward Ranch Comment
  SEINET4572214  Dichanthelium oligosanthes subsp. scribnerianum B. Crampton 1964-8-27 7194 Shasta 1/4 mile E of hotel Castle Crag (now Berri Estate), 1/2 mile east of Castle Crag rail road siding Comment
  HSC72465  Dichelostemma capitatum subsp. capitatum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9655 Shasta County Rd. A16, 4 mi. from its junction with Hwy. 36 732 Comment
  UCR138743  Dichelostemma capitatum subsp. capitatum A. Skelly, G. McCabe, B. Bletcher 1996-4-20 25 Shasta Shasta-Trinity: 4 mi west of Shasta/Tehama border off Hwy 36, 0.4 mi down route A-16 towards Redding 701 Comment
  CHSC9466  Dichelostemma ida-maia G. Strausbaugh 1970-5-30 91 Shasta Sunny, dry mostly open spaces ca. 15 ft. above water on e. bank of first cove nw of Brandy Creek Swimming Area. 373 Comment
  CAS-BOT-BC502185  Dichelostemma ida-maia Ellsworth Bethel 1923-6-6 s.n. Shasta Ingot Comment
  JEPS5674  Dichelostemma ida-maia Elna Long 1934-4-28 Shasta along trail between Baird Fish Hatchery and Baird Caves Comment
  CHSC7134  Dichelostemma multiflorum D. Russell Droege 1969-4-20 22 Shasta Cottonwood to Viola road (A17) 9 1/2 mi from Cottonwood on s side of road. Comment
  SD240796  Dichelostemma multiflorum George K. Helmkamp, E. A. Helmkamp 2009-6-10 14934 Shasta Southern Cascade Range: Alvord Road, 0.2 mile south of its junction with CA-44, junction is 1.1 miles east of Shingletown (Shingletown 7.5'Q) 938 Comment
  RSA376822  Dichelostemma multiflorum Christopher Davidson 1975-6-4 2631 Shasta Hwy 89, 10 miles N of jct with Hwy 299. 915 Comment
  CAS-BOT-BC290987  Dieteria canescens var. shastensis A. H. Kramer 1930-7-19 23 Shasta Prospect Pk., Lassen National Park Comment
  CAS-BOT-BC209107  Digitaria sanguinalis L. E. Smith 1913-7-4 741 Shasta Redding Comment
  JEPS70572  Digitaria sanguinalis J. W. Blankinship 1909-10-9 Shasta Coram Comment
  CAS-BOT-BC153788  Diplacus angustatus Alice Eastwood; John Thomas Howell 1934-4-21 1812 Shasta Charlie Creek Comment
  SBBG98581  Diplacus jepsonii D. M. Thompson 1989-7-1 1033 Shasta 0.1-0.2 N of turnoff from Summit Lake Ranger Station along Hwy 89 2045 Comment
  SD133257  Diplacus jepsonii David M. Thompson 1989-7-3 1033 Shasta Lassen Volcanic National Park. 0.1-0.2 mi N of turnoff for Summit lake Ranger Station along Hwy 89 2045 Comment
  CAS-BOT-BC153642  Diplacus jepsonii George W. Gillett 1953-7-14 275 Shasta 400 yards below ranger station. Vicinity of Summit Lake 2011 Comment
  CHSC9296  Diplacus kelloggii G. Strausbaugh 1970-4-26 55 Shasta At base of outbank on dirt road on east bank Whiskey Creek inlet ca. 1000 yds. nw of Whiskeytown Hwy. 371 Comment
  CHSC68727  Diplacus tricolor Vernon H. Oswald 1997-5-20 8471 Shasta BLM Wilderness Study Area south of Fall River Mills on Bald Mtn. Rd., 1.5 mi east of Cassel-Fall River Rd., west edge of lava beds. 1082 Comment
  JEPS117847  Disporum hookeri Julie Kierstead Nelson 2006-6-16 2006 -29 Shasta Girard Lookout, 2 miles southwest of Castle Crags 1463 Comment
  SEINET10907207  Dodecatheon W. D. Stevens 1985-4-25 Stevens 23561 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  CAS-BOT-BC136076  Dodecatheon alpinum William A. Dayton 1913-6-14 8280 Shasta E. Fork of Scott River range. 1676 Comment
  CAS-BOT-BC136125  Dodecatheon alpinum F. J. Hermann 1931-6-22 2455 Shasta Bank of Lower King's Creek - Lassen Volcanic National Park 2194 Comment
  POM287486  Dodecatheon hendersonii Lyman Benson 1929-3-26 1062 Shasta Mountain Springs; open pine woods. Comment
  SJSU8492  Dodecatheon hendersonii R. B. Yarrington 1968-4-14 Shasta 2 mi N of Inwood Comment
  SEINET10972619  Downingia bacigalupii Mary Merello 1993-6-26 Merello 737 Shasta Shasta-Trinity National Forest. Disturbed, dry, open pine-oak woodlands along Hwy. 89, N of the Hwy. 299-89 intersection, banks of vernal pool. 950 Comment
  UC1553489  Downingia bacigalupii E. Dean 1988-7-14 134 Shasta near Goose Valley Ranch (w of train tracks); Shasta City 792 Comment
  UC1567397  Downingia bacigalupii G. Schoolcraft 1989-6-5 1910 Shasta e of Timbered Crater; Green Place Reservoir 1066 Comment
  RSA28135  Downingia bicornuta Elmer I. Applegate 1929-6-23 5862 Shasta Hat Creek, near Cassel, NE Shasta County. Comment
  CHSC68715  Downingia bicornuta var. bicornuta Vernon H. Oswald 1997-5-20 8467 Shasta Gravel road to McArthur Swamp and Big Lake 3.0 mi north of McArthur. 1005 Comment
  UCD80192  Downingia cuspidata CNPS SN Foothill Team 2006-5-9 SNFN 0367 c Shasta Shasta Land Trust Easement, SW corner of Hathaway Ranch. 263 Comment
  CHSC34099  Downingia elegans J. D. Prouty 1981-7-21 1271 Shasta Ca. 5 mi. s of Fall River Mills. 1097 Comment
  JEPS24765  Downingia montana John H. Weiler and A. P. Nelson 1960-6-23 60193 Shasta 3.2 mi se Siskiyou-Shasta County line (at the side of State Highway 89); Dickson Flat 1219 Comment
  UC1036279  Draba aureola George W. Gillett 1952-7-26 104 Shasta summit Lassen Peak (Lassen Peak trail); Lassen Volcanic National Park, Lassen Peak trail 3169 Comment
  CHSC78253  Draperia systyla Vernon H. Oswald 2000-6-5 9924 Shasta FR25 10.0 mi west of Interstate 5 at Castella. 1423 Comment
  HSC23078  Draperia systyla Richard Spjut 1971-5-14 1883 Shasta Turn Table Rd., 1.25 mi. N of Bridge Bay turn off at Shasta Lake Comment
  HSC71154  Draperia systyla Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-23 4466 Shasta Along road to Bully Choop 12 mi. from junction with County Rd. A16 Comment
  JEPS95597  Draperia systyla Vernon H. Oswald and L. Ahart 1994-5-12 6205 Shasta Lakeshore Dr. (35N08) paralleling the W side of the Sacramento River Arm of Shasta Lake, 0.1 mi SE of Sugarloaf Creek Bridge 365 Comment
  CAS-BOT-BC401542  Drosera rotundifolia Hans Leschke 1958-8-16 1564 Shasta Lassen Volcanic National Park. Grassy Swales 1935 Comment
  CAS-BOT-BC159430  Drymocallis glandulosa var. glandulosa Alice Eastwood 1912-6-29 832 Shasta Goose Valley Comment
  CAS-BOT-BC159429  Drymocallis glandulosa var. glandulosa A. A. Heller 1905-5-30 7904 Shasta About two miles northeast of Redding Comment
  CAS-BOT-BC527344  Drymocallis glandulosa var. reflexa E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  UC1036234  Drymocallis pseudorupestris var. saxicola George W. Gillett 1953-8-27 357 Shasta summit area of Lassen Peak Lassen Volcanic National Park, summit area Lassen Peak (s slope, Lassen Volcanic National Park) 2956 Comment
  UC860644  Drymocallis pseudorupestris var. saxicola E. G. Anderson 1935-8-28 Shasta Crescent Cliffs Lassen Volcanic National Park, Crescent Cliffs 2286 Comment
  HSC39641  Dudleya cymosa J. P. Smith, J. O. Sawyer 1976-5-9 8716 Shasta Hwy. 299, 2 mi. E of Grass Valley Creek Bridge Comment
  CHSC71873  Dysphania pumilio Vernon H. Oswald; Lowell Ahart 1998-9-8 9564 Shasta Hwy. 299 adjacent to a branch of Hatchet Creek 0.1 mi west of the 67 mi post between Hillcrest and Burney, 1.3 mi west of Hatchet Mtn. Summit. 1280 Comment
  UCD60853  Echinochloa crus-galli Beecher Crampton 1964-8-26 7185 Shasta Castle Crag, Sacramento River. Comment
  JEPS28333  Eleocharis acicularis George W. Gillett 1957-8-20 1108 Shasta Brokeoff Meadows Lassen Volcanic National Park (along stream bed, near Aspen Grove above cabins) 1920 Comment
  JEPS83575  Eleocharis bella Dean Wm. Taylor and Glenn L. Clifton 1987-8-5 9231 Shasta on watershed divide between Pit River and McCloud River (pond in meadow); Stouts Meadow 1645 Comment
  UC584326  Elymus X saxicola G. L. Stebbins Jr. and J. A. Jenkins 1937-7-16 2397 Shasta slopes of mt. w Fall River Mills; Saddle Mt. Comment
  HSC100219  Elymus caput-medusae J. P. Smith 2010-6-24 12960 Shasta Along Eastside Rd., Scott Valley 962 Comment
  HSC99948  Elymus caput-medusae J. P. Smith, & J. O. Sawyer 2011-6-16 13235 Shasta Along Cassel Road, Lassen National Forest. 1145 Comment
  CAS-BOT-BC227890  Elymus elymoides William A. Dayton 1913-7-27 442 Shasta Shasta National Forest. In lower fenced area, repro. study, Trinity Mt. Range 1188 Comment
  UC1543770  Elymus glaucus Harold and Virginia Bailey 1948-8-27 2912 a Shasta near crossing of Badger Flat Road; Lassen Volcanic National Park, Hat Creek 1920 Comment
  CAS-BOT-BC206578  Elymus glaucus subsp. glaucus Hans Leschke 1960-8-8 1733 Shasta Near the Ski Hut - Lassen Volcanic National Park 2026 Comment
  UC1558229  Elymus trachycaulus subsp. subsecundus Harold and Virginia Bailey 1948-8-27 2904 a Shasta Hat Creek road to Badger Flat; Lassen Volcanic National Park 1920 Comment
  POM46330B  Epilobium ciliatum subsp. ciliatum Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  UCR206336  Epilobium glaberrimum George K. Helmkamp, E. A. Helmkamp 2009-6-14 15024 A Shasta Southern Cascade Range, Water Leaf Lane (apparently very new, short spur), 0.2 mile south of CA-44 junction 1.2 miles west of Shingletown 992 Comment
  CHSC58173  Epilobium hallianum Vernon H. Oswald 1992-6-11 4983 Shasta Lassen Volcanic National Park. Unnamed lake in Cluster Lakes group located just NW of Silver Lake. At the outlet of the lake. 1990 Comment
  JEPS97386  Epilobium minutum Vernon H. Oswald and L. Ahart 1994-6-14 6275 Shasta T38N R5W NE1/4 SE1/4 Sec. 10, 4050 ft, Yellow Pine Forest. Forest Rd. 25, 5.4 mi W of the Castle Crags State Park-Shasta National Forest boundary, at a branch of Castle Creek 1234 Comment
  UC20080  Epilobium minutum M. S. Baker and Frank Nutting 1894-5-30 Shasta Burney Falls Comment
  POM46381  Epilobium minutum Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  UCD62998  Eragrostis curvula Walter R. Spivey 1955-6-1 Shasta 10 miles northeast of Redding. Comment
  CAS-BOT-BC204619  Eragrostis mexicana subsp. virescens Virginia E. Long 1932-7-12 198 a Shasta Anderson (2 mi. N. of) 131 Comment
  HSC101551  Eragrostis pectinacea var. miserrima J. P. Smith 2009-9-28 12676 Shasta Weeds in a planter at a shopping center along Churn Creek Road 176 Comment
  CHSC89702  Eriastrum signatum R. Fischer; J. Marr 2004-8-15 380 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected on Lava Springs Trail just W of camp 7. 1011 Comment
  UC2013093  Eriastrum tracyi Leigh A. Johnson 2005-7-28 05 -213 Shasta W side oef Hwy 89, about 10 miles N of jct with Hwy 299, E of Burney. About 50 - 100 yards W of railroad. Comment
  JEPS122368  Ericameria bloomeri Joseph Broberg, Jaycee Leonard 2012-9-20 CA 320 -134 Shasta From Alturas head Southwest on Highway 299 towards Fall River Mills. Turn left onto Cassel Fall River road and continue 3.2 miles to Cinder Cone Road. Continue to end of Cinder Cone Road where it meets Pitville Road. Collection is immediately South and West of old USFWS grazing exclusion plot Comment
  CAS-BOT-BC286675  Ericameria bloomeri Lewis S. Rose 1945-9-2 45201 Shasta Big Springs Ranger Station. 10 mi. ne. of Manzanita L. entrance to Lassen Volcanic National Park 1411 Comment
  CAS-BOT-BC299457  Ericameria nauseosa var. speciosa P. C. Everett; E. K. Balls 1959-10-21 23909 Shasta 2.9 mi. N. from entrance to Mt. Lassen Natl. Park along State Hwy. 89 2255 Comment
  HSC41159  Ericameria nauseosa var. speciosa Thomas W. Nelson, Jane P. Nelson 1976-8-1 3106 Shasta Lassen Volcanic National Park, just E of Manzanita Lake Comment
  JEPS21529  Ericameria parryi var. latior W. L. Jepson 1929-10-1 15299 Shasta below Manzanita Lake Manzanita Lake 1737 Comment
Read comments
Sep 4 2011
  CAS-BOT-BC294400  Ericameria parryi var. latior John Thomas Howell 1960-8-22 36414 Shasta Near Lassen Volcanic National Park. 1/2 mile w. of Park line on road to Viola Comment
  HSC28858  Erigeron bloomeri var. bloomeri D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19147 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  UC336099  Erigeron compositus unknown 1873-9-1 Shasta Lassen's Peak Comment
  CHSC45665  Erigeron coulteri Vernon Oswald 1986-7-17 2203 Shasta Paradise Meadow, Lassen Volcanic National Park. Between the creek and the seepy slope on the w side of the meadow. 2145 Comment
  CHSC89771  Erigeron divergens R. Fischer; J. Marr 2004-7-3 438 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located on W shore, S end, of Big Lake on Lava Springs Trail. 1010 Comment
  CAS-BOT-BC300855  Erigeron glacialis var. glacialis Hans Leschke 1959-8-10 1656 Shasta Lassen Volcanic National Park. Soda Lake 2385 Comment
  CAS-BOT-BC300698  Erigeron glacialis var. glacialis F. J. Hermann 1931-6-21 2429 1/2 Shasta Lassen Volcanic National Park. Upper King's Creek Meadow 2225 Comment
  HSC40177  Erigeron glacialis var. glacialis Thomas W. Nelson, Jane Nelson 1976-8-1 3132 Shasta Lassen Volcanic National Park, Kings Creek Meadow along Lassen Peak Rd. Comment
  HSC71149  Erigeron greenei Thomas W. Nelson, Jane Nelson, J. P. Smith 1978-7-23 4470 Shasta Along the road to Bully Choop, 9 mi. from junction with County Rd. A16 Comment
  JEPS122365  Erigeron inornatus Joseph Broberg, Jaycee Leonard 2012-8-16 CA 320 -126 Shasta From Alturas head Southwest on Highway 299 towards Falls River Mills. Turn left onto Cassel Fall River road and continue 3.2 miles to Cinder Cone rd. Follow Cinder Cone until it you reach a recently burned and logged area. Collection is of road to Lion's Reservoir Comment
  SEINET8463940 Image available Erigeron inornatus var. inornatus D. W. Taylor 1996-8-10 15887 Shasta Tamarack Lake, Trinity Mountains, on ridge East and above the lake Comment
  UC336094  Erigeron klamathensis unknown Shasta Lassen's Peak Comment
  CHSC96213  Erigeron pumilus var. intermedius R. Fischer 2006-5-14 955 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected on a moist, grassy slope adjacent a conic depression pond near the lower and western edge of Big Lake. 1007 Comment
  CHSC30910  Erigeron reductus var. angustatus M. S. Taylor 1980-8-14 3235 Shasta Slope, sw side of 28N68, ca. 0.2 mi s of its jct with 28N15, ca. 1.2 mi sw of Regan Meadow, ca. 6 mi s of Wildwood. 1493 Comment
  RSA768473  Erigeron strigosus Justin M. Wood 2010-9-2 2584 Shasta City of Redding: Small pond open to the river on the west side of the river, +/- 0.5 miles upstream of Cypress Ave bridge. 143 Comment
  UC455942  Eriodictyon californicum I. J. Condit 1911-8-5 Shasta Castella Comment
  RSA79086  Eriodictyon californicum E. K. Balls, Percy C. Everett 1952-10-14 18200 Shasta Between Mt. Shasta and Lassen Peak, 6.1 miles southwest of Honn Creek Public Camp, Highway 89. 1067 Comment
  CAS-BOT-BC376359  Eriogonum Greg de Nevers 2001-7-25 12617 Shasta Ahjumawi State Park. 914 Comment
  RSA502385  Eriogonum congdonii D. W. Taylor 1988-8-11 10033 Shasta Saddle 0.8 miles S of Grizzly Peak at head of Deer Creek, along Forest Road 39N06, on divide at head of Devils Canyon Creek. 1677 Comment
  SBBG1515  Eriogonum hirtiflorum H. and M. Dearing 1938-6-6 2218 Shasta from rd from Manzanita to Susanville, 16 mi E of Manzanita Comment
  SEINET3087154 Image available Eriogonum latens Marc Mittleman 104 Shasta Lassen Volcanic Park, Northern California, at picnic table. 2469 Comment
  SEINET10479514  Eriogonum libertini Mary Susan Taylor 1980-8-14 Taylor 3238 A Shasta T28N R11W south central sec 1, Dubakella Mt quad. Shasta-Trinity Natl Forest, on serpentine ridge on SW sid eof rd 28N68, ca. 0.2 mi S of its jct with 28N15, ca 1.2 mi NE of Regan Meadow, ca. 6 mi S of Wildwood. 1494 Comment
  CAS-BOT-BC259546  Eriogonum luteolum var. luteolum John Thomas Howell 1936-8-22 12689 Shasta French Gulch Comment
  UC1543738  Eriogonum marifolium Harold and Virginia Bailey 1948-8-25 3034 b Shasta Summit Lake Lassen Volcanic National Park, Summit Lake 2040 Comment
  UCD100401  Eriogonum marifolium Dean Wm. Taylor; Ingrid Olmstead 1975-8-24 314 Shasta Lassen National Forest; Thousand Lakes Wilderness, Magee Peak and vicinity. 2438 Comment
  UCR245458  Eriogonum marifolium Elizabeth A. Kempton 2007-8-15 509 Shasta Lassen National Forest, Lassen Peak c. 0.25 mi along trail from trailhead/parking lot 2678 Comment
  RSA0022218  Eriogonum marifolium D. W. Stevens, W. E. Sawyer 1979-8-20 699 Shasta Lassen National Park. Mt. Lassen. Comment
  CAS-BOT-BC263317  Eriogonum marifolium var. marifolium Lewis S. Rose 1945-9-4 45239 Shasta Summit Lassen Peak Highway 2590 Comment
  POM188368B  Eriogonum nudum var. auriculatum Marcus E. Jones 1931-7-16 28854 Shasta Pitt River Bridge. Comment
  SEINET7064410  Eriogonum nudum var. nudum A. G. Vestal 1955-5-13 s.n. Shasta Old alluvium. Ca. 7.5 miles southwest of Redding. (NAD83/WGS84). UTM Zone 10, 544138mE, 4485869mN. 256 Comment
  CAS-BOT-BC272459  Eriogonum nudum var. pubiflorum Hans Leschke 1960-8-5 1680 Shasta Lassen Volcanic National Park. Betw. Summit Lake & Bear Lakes 2133 Comment
  CAS-BOT-BC272460  Eriogonum nudum var. pubiflorum A. A. Heller 1915-7-14 12076 Shasta Near Butters ranch on the Pacific Highway about 15 miles south of Delta Comment
  JEPS28582  Eriogonum pyrolifolium George W. Gillett 1957-7-12 728 Shasta devastated area below Hat Lake (between parking area and Lost Creek); Lassen Volcanic National Park 1889 Comment
  UCR245456  Eriogonum pyrolifolium Elizabeth A. Kempton 2007-8-15 510 Shasta Lassen National Forest, Lassen Peak c. 0.15 mi along trail from trailhead/parking lot 2678 Comment
  CAS-BOT-BC252948  Eriogonum pyrolifolium var. pyrolifolium A. R. Kruckeberg 1954-8-5 3704 Shasta Along trail to Lassen Peak from Helen Lake, Lassen Volcanic N.P. 2590 Comment
  CAS-BOT-BC258413  Eriogonum rosense George W. Gillett 1957-8-15 1075 Shasta Lassen Volcanic National Park. Crescent Crater 2438 Comment
  UC485767  Eriogonum spergulinum var. reddingianum H. F. Copeland 1932-8-15 Shasta woods by Lost Creek below Raker Peak; Mt. Lassen 1889 Comment
  RSA702138  Eriogonum sphaerocephalum var. halimioides R. Fischer 2004-7-3 326 Shasta Ahjumawi Lave Springs State Park, 3 mi. N. of McArthur, on western edge Modoc Plateau. Located off Spattercone Trail near the tr.loop cross-over. 1037 Comment
  CHSC82694  Eriogonum ternatum L. P. Janeway 2001-7-8 7285 Shasta Klamath Ranges. Un-named spring along Rd 29N39 3.1 km west of Rd 28N10; about 6.8 km north-northwest of Pony Buck Peak; head of North Fork Beegum Creek. 1340 Comment
  CAS-BOT-BC267512  Eriogonum umbellatum Alice Eastwood 1912-7-24 1375 Shasta Castella Comment
  CAS-BOT-BC267522  Eriogonum umbellatum A. A. Heller 1905-5-26 7870 Shasta A the river bridge near Redding Comment
  CHSC30850  Eriogonum umbellatum var. modocense M. S. Taylor 1980-6-25 2966 Shasta Grizzly Peak and west ridge, ca. 5 mi due e of Lake McCloud. 1905 Comment
  JEPS56185  Eriogonum umbellatum var. modocense W. L. Jepson 1929-9-28 15288 Shasta Manzzanita Lake Lassen Peak, Manzzanita Lake 1828 Comment
  UC1543754  Eriogonum umbellatum var. modocense Harold and Virginia Bailey 1948-8-27 2857 Shasta Lassen Volcanic National Park 1828 Comment
  UC1735859  Eriogonum umbellatum var. modocense Dean W. Taylor 1974-7-31 4894 Shasta Magee Peak, Thousand Lakes Wilderness, Lassen National Forest 2438 Comment
  CAS-BOT-BC264147  Eriogonum vimineum Alice Eastwood 1912-7-1 807 Shasta Burney Falls Comment
  CDA10985  Eriogonum vimineum G. F. Hrusa 1991-6-26 8477 Shasta Pit River Drainage; Along Pit River, approx. 4 m E of Hwy 299 crossing of Pit River and Hat Creek. Comment
  RSA66025  Eriogonum vimineum F. W. Peirson 1932-7-16 10314 Shasta abundant near edge of meadow, in red volcanic country east of Burney. Burney Spring, 1433 Comment
  UC1553600  Eriogonum vimineum E. Dean 1988-7-8 97 Shasta along s side of rd. 29N68 w Regan Mdw. (0.2 mi e of jct with 29N15); Brushy Mtn. 1493 Comment
  CAS-BOT-BC264151  Eriogonum vimineum Clarence R. Quick 1965-7-10 65 -11 Shasta Long Valley Plantation, N end of Long Valley, N of Burney Comment
  CAS-BOT-BC267641  Eriogonum wrightii var. trachygonum A. A. Heller 1927-9-10 14471 Shasta Along the upper Sacramento River at Redding Comment
  UC398657  Eriogonum wrightii var. trachygonum A. A. Heller 1927-9-10 14471 Shasta along upper Sacramento River at Redding Valley of the Upper Sacramento Comment
  POM358070  Eriophyllum lanatum Christopher Davidson 1973-5-26 2166 Shasta ca. 15 mi W of Burney on St Hwy 299. Above roadbank on abandoned dirt rd near Hwy 299 915 Comment
  CAS-BOT-BC301094  Eriophyllum lanatum var. achilleoides H. M. Hall; E. B. Babcock 1903-6-1 4250 Shasta Sierra Nevada Mountains. Fall River Mills, North-eastern Shasta County 1036 Comment
  CHSC96282  Eriophyllum lanatum var. achilleoides R. Fischer 2006-5-15 930 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected from an open juniper woods near a volcanic boulder outcrop on an east facing slope above lower Big Lake. 1024 Comment
  UC54087  Eriophyllum lanatum var. achilleoides H. M. Hall and E. B. Babcock Jun 1903 4250 Shasta Fall River Mills 1036 Comment
  CAS-BOT-BC301437  Eriophyllum lanatum var. grandiflorum L. S. Smith 1913-4-26 140 Shasta Anderson Comment
  CHSC65622  Eriophyllum lanatum var. grandiflorum L. P. Janeway 1995-7-8 4842 Shasta 1.0 mi straight south of Coyote Peak; 1.0 mi southwest of the western end of Iron Canyon Reservoir. 960 Comment
  JEPS34639  Eriophyllum lanatum var. grandiflorum J. W. Blankinship 1911-5-5 Shasta Redding Comment
  UC75929  Eriophyllum lanatum var. grandiflorum Misses Jones and Alexander 1902-7-6 Shasta Bear Camp Comment
  SEINET10937989  Eriophyllum lanatum var. monoense Mary Susan Taylor 1980-6-25 Taylor 2964 Shasta T38N R1W ne sec 21 to n half sec 20 Big Bend quad; Shasta-Trinity Natl Forest; Grizzly Peak and ridge W of peak, ca. 5 mi due E of Lake McCloud. With J. Prouty. 1906 Comment
  HSC46983  Erodium cicutarium Diane L. Reed 1978-5-13 119 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  UC1087227  Eryngium articulatum Peter H. Raven and Otto T. Solbrig 1958-6-15 13232 Shasta ca. 4 mi. n.e. Redding Comment
  UC1487326  Eryngium articulatum Yusuf Sheikh and Lincoln Constance 1973-6-28 555 Shasta 4.5 mi. n. Redding (on State Hwy. 5) Comment
  UC1540149  Eryngium articulatum Dean Wm. Taylor and Glenn L. Clifton 1987-8-5 9215 Shasta along Hwy. 89 0.7 mi. s. Burney Falls State Park (bed of Burney Creek); extreme n.e. Shasta Co. 1341 Comment
  UC648291  Eryngium castrense John Thomas Howell 1934-6-16 12225 Shasta 3.5 mi. n.e. McArthur Comment
  HSC98032  Eryngium castrense Thomas W. Nelson 2005-5-22 9310 Shasta Milville Plains on west side of Milville Plains Rd., 0.7 mi. from junction with Dersch Rd. 150 Comment
  CAS-BOT-BC54553  Erysimum capitatum Mrs. H. C. Cantelow 1941-5-23 s.n. Shasta On State Highway 89, near junction with U.S. Highway 299. Comment
  CAS-BOT-BC54556  Erysimum capitatum F. J. Hermann 1931-7-5 2526 Shasta Lassen Volcanic National Park. Shore of Manzanita Lake. 1767 Comment
  CAS-BOT-BC54557  Erysimum capitatum John Thomas Howell 1961-6-20 36539 Shasta Lassen Volcanic National Park. East edge of Chaos Jumbles on Lassen Highway. Comment
  CAS-BOT-BC54562  Erysimum capitatum G. B. Rossbach; R. P. Rossbach 1938-7-20 889 Shasta About 3 miles northeast of Manzanita Lake, Lassen Volcanic National Park. 2133 Comment
  SEINET8394542  Erythranthe guttata C. L. Hitchcock 1940-5-24 6562 Shasta on Hat Creek, ca. 20 miles west of Fall River Mills. Comment
  SEINET13723778 Image available Erythranthe moschata Gary A. Evans 1963-1 Shasta 5 miles west of Lassen Volcanic National Park, along Highway 44 1219 Comment
  JEPS123483  Erythranthe taylorii Len Lindstrand III 2014-4-2 s.n. Shasta Northwest slopes of Bollibokka Mountain. Bollibokka Club property, ridge on norhtwest slopes od Bollibokka Mountain above (east of) McCloud River. Bollibokka Mountain 7.5' USGS quadrangle. Comment
  JEPS61845  Erythronium purpurascens Joseph Grinnell 1927-6-2 Shasta road to Mt. Lassen 1767 Comment
  UC54200  Erythronium purpurascens H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4294 Shasta Soupan Springs Mount Lassen 2438 Comment
  SEINET3992163  Erythronium purpurascens A. A. Heller 1941-8-11 16282 Shasta Lassen Volcanic National Park near the head of Little Hot Springs Valley 2134 Comment
  JEPS123345  Erythronium shastense Kevin Heidel 2015-3-12 5 Shasta North of Gray Rocks, south at Curl Creek. O'Brien 7.5' Q. Comment
  CAS-BOT-BC402838  Eschscholzia caespitosa Elmer I. Applegate 1929-6-18 5747 Shasta Pollock, canyon of the Sacramento River Comment
  CAS-BOT-BC402840  Eschscholzia caespitosa L. E. Smith 1913-4-11 32 Shasta Pitt River Comment
  CAS-BOT-BC419551  Eschscholzia lobbii A. A. Heller 1918-4-21 12990 Shasta Two miles north of Anderson Comment
  UC765981  Eschscholzia lobbii R. F. Hoover 1936-5-21 1184 Shasta Cottonwood Comment
  SDSU6345  Eucephalus tomentellus D. F. Howe 1966-8-30 4313 Shasta Clark Creek. 1067 Comment
  SBBG21854  Euphorbia crenulata D. Myrick 1964-7-24 943 Shasta Hwy 89, near Big Spring between Manzanita Lake and Mt Shasta 1371 Comment
  SEINET7062915  Euphorbia spathulata A. G. Vestal 1947-5-2 s.n. Shasta About 4.9 miles east of Redding on Route 229. (WGS84/NAD83). UTM Zone 10, 558241mE, 4497158mN. 180 Comment
  RSA768478  Euthamia occidentalis Justin M. Wood 2010-9-2 2586 Shasta City of Redding: Small pond open to the river on the west side of the river, +/- 0.5 miles upstream of Cypress Ave bridge. 143 Comment
  UCD123155  Festuca occidentalis Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7405 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  UCD66156  Festuca occidentalis Freed W. Hoffman 1946-6-3 1807 Shasta Burney Park. Comment
  SEINET3285080 Image available Festuca rubra George K. Helmkamp, E. A. Helmkamp 2009-6-10 14931 Shasta Southern Cascade Range; along CA-44, 1.2 miles west of Shingletown. 936 Comment
  UCR206935  Festuca rubra George K. Helmkamp, E. A. Helmkamp 2009-6-10 14931 Shasta Southern Cascade Range, along CA-44, 1.2 miles west of Shingletown 936 Comment
  RSA357485  Fimbristylis autumnalis Walter Seavey Lennon 1985-8-13 s.n. Shasta Cow Creek near Silver Spur Road, 0.7 mile W of Silver Bridge Road, Palo Cedro. Comment
  CAS-BOT-BC461213  Fragaria virginiana subsp. platypetala Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley Comment
  HSC100039  Frangula californica J. P. Smith, & J. O. Sawyer 2010-5-7 12828 Shasta Shasta - Trinity National Forest. Shotgun Rd. W of Hwy. 5, S of junction with Sims Rd. 579 Comment
  HSC100045  Frangula californica J. P. Smith, & J. O. Sawyer 2010-5-7 12834 Shasta Shasta-Trinity National Forest. Rd. S of Sims Flat Guard Station on 37N16. 521 Comment
  HSC72295  Frangula californica subsp. crassifolia J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9636 Shasta Trinity National Forest, road above Beegum Gorge Campground Comment
  CAS-BOT-BC55645  Frangula purshiana Marian L. Campbell 1921-7-26 s.n. Shasta near Castle Crags Comment
  CAS-BOT-BC59584  Frangula rubra subsp. rubra C. L. Hitchcock 1940-5-17 6445 Shasta 3 miles east of Redding 152 Comment
  CAS-BOT-BC59590  Frangula rubra subsp. rubra Alice Eastwood 1912-7-24 1392 Shasta Castella Comment
  UCD121434  Frasera albicaulis var. nitida G. F. Hrusa 1992-5-1 10468 Shasta Near Big Bend. Comment
  JEPS111016  Fraxinus dipetala J. K. Nelson 2001-5-3 2001 -13 Shasta Gilman Road, McCloud River Bridge, Shasta Lake. 365 Comment
  SEINET10869878  Fraxinus dipetala Alice Eastwood 1912-7-20 Eastwood 1425 Shasta on road between Pitt and Bourd. Comment
  CAS-BOT-BC223565  Fraxinus latifolia S. Matthews; M. Goering; R. James 1985-5-12 117 Shasta County road A16 about 2.5 miles east of Platina 579 Comment
  CAS-BOT-BC223568  Fraxinus latifolia Marian L. Campbell 1921-7-26 s.n. Shasta Castle Crags Comment
  CAS-BOT-BC223573  Fraxinus latifolia Elmer I. Applegate 1929-6-23 5841 Shasta Round Mountain Comment
  CAS-BOT-BC223575  Fraxinus latifolia A. A. Heller 1905-6-3 7956 Shasta Along the Sacramento near Middle Creek Station Comment
  CHSC42193  Fremontodendron californicum Steven A. Conley 1986-4-7 6 Shasta Roadside, open area by Hwy 44, 8 mi e of Redding, 1/4 mi e of Bear Creek. 243 Comment
  CHSC62018  Fritillaria affinis K. L. Warren 1993-4-9 8 Shasta 3 yds. W of pioneer cemetary gate, n side of trail, 40 yds. W of Trinity Mt, rd., French Gulch. 487 Comment
  CHSC28489  Fritillaria atropurpurea W. Dempsey 1979-1-1 Shasta Abundant on S. facing slope of Magee Peak. 2438 Comment
  CAS-BOT-BC504581  Fritillaria atropurpurea Marcus E. A M Jones 1897-7-7 s.n. Shasta Lassen's Peak 1828 Comment
  JEPS100629  Fritillaria eastwoodiae Dean W. Taylor 1992-4-14 13341 Shasta ca. 2 mi N of Shingletown (Ponderosa Way near jct with Winthrow Road) 640 Comment
  UC1542946  Fritillaria recurva G. Schoolcraft 1987-4-28 1683 Shasta s of Fall River Mills (Hogback Ridge); Hogback Ridge 1127 Comment
  CAS-BOT-BC504454  Fritillaria recurva Ellsworth Bethel 1923-4-30 s.n. Shasta Burney Comment
  RSA10392  Fritillaria recurva H. A. Barker 1926-05 630 Shasta [no additional location information] Comment
  CHSC93225  Galium bolanderi R. Fischer 2005-7-15 591 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. On back side (western edge) Ja-She Pond. 1008 Comment
  RSA768310  Galium bolanderi Justin M. Wood 2010-9-2 2531 Shasta Round Mountain: Southeast face of Round Mtn: +/- 1.0 mile northwest of general store (highway 299), just southeast of communication towers on peak. 995 Comment
  RSA66729  Galium bolanderi F. W. Peirson 1932-7-16 10300 Shasta Burney Spring. 1433 Comment
  JEPS29541  Galium grayanum John Thomas Howell 1960-8-19 36178 Shasta summit ridge Lassen Volcanic National Park, Brokeoff Mountain 2743 Comment
  UCR206567  Galium parisiense George K. Helmkamp, E. A. Helmkamp 2009-6-13 14990 Shasta Southern Cascade Range, Wilson Hill Road, 0.7 mile south of its junction with CA-44 in Shingletown 1088 Comment
  SEINET7040281  Galium parisiense A. G. Vestal 1963-6-4 s. n. Shasta In Art. Chaparral south of Redding,east side of the Sacramento River. Enterprise Quadrangle UTM Zone 10, 554289mE, 4486128mN. Comment
  CHSC65835  Galium sparsiflorum subsp. glabrius L. P. Janeway 1995-6-23 4809 Shasta Along road 35N06, 5.1 mi north of Fenders Ferry Road (Rd 27); 2000 ft (straight) due north of Bluejay Mountain. 929 Comment
  JEPS28755  Galium trifidum George W. Gillett 1957-8-11 1046 Shasta Hat Lake Lassen Volcanic National Park 1965 Comment
  UC889068  Galium trifidum var. pusillum E. G. Anderson 1935-8-29 Shasta Dersch Meadows Lassen Volcanic National Park 1981 Comment
  CAS-BOT-BC182262  Garrya fremontii Alice Eastwood 1912-7-26 1485 Shasta Kennet Comment
  POM260110  Gastridium phleoides C. L. Hitchcock 1940-5-17 6472 Shasta 3 miles east of Redding. 152 Comment
  SBBG5075  Gayophytum diffusum subsp. parviflorum H. and M. Dearing 1938-6-27 2158 Shasta Big Spring 1524 Comment
  UC1543845  Gayophytum diffusum subsp. parviflorum Harold and Virginia Bailey 1948-8-26 2819 Shasta Manzanita Lake Lassen Volcanic National Park 2604 Comment
  UC485793  Gayophytum diffusum subsp. parviflorum H. F. Copeland 1932-8-15 Shasta below Raker Peak (by creek); Mt. Lassen, Lost Creek 1800 Comment
  RSA747340  Genista monspessulana K. M. Meyer, A. Townesmith 2007-7-27 169 Shasta Shasta-Tritiny National Forest. 13.3 mi. on Gilman Rd., exit 698 off I-5. Near Shasta Lake 349 Comment
  SEINET10688631  Genista monspessulana Karen M. Meyer, Andrew Townesmith 2007-7-27 Meyer 169 Shasta Shasta-Trinity National Forest. 13.3 mi. on Gilman Rd., exit 698 off I-5. 349 Comment
  UC763194  Gentiana newberryi R. F. Hoover 1940-9-21 4612 Shasta Upper Kings Creek meadow Upper Kings Creek Comment
  CHSC88800  Geum macrophyllum R. Fischer 2004-7-3 305 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located at edge of mdw. at n. end of Big Lake, western shore. 1008 Comment
  CHSC9199  Gilia capitata G. Strausbaugh 1970-6-21 124 Shasta Near summit of Buckhorn Bally ca. 4.5 mi. s from U.S. Hwy. 299W 19.5 mi. east of Douglas City. 1473 Comment
  RSA469332  Gilia capitata Christopher Davidson 1975-6-4 2643 Shasta Hwy 89, 10 miles N of jct with Hwy 299. 915 Comment
  SEINET10902888  Gilia capitata Mary Susan Taylor 1980-6-25 Taylor 2951 Shasta T38N R2W nw sec 27 Shoeinhorse Mt quad; Shasta-Trinity Natl Forest; on limestone talus, s-facing slope, on 38N11, ca. 0.5 mi S of McCloud Reservoir Dam, ca. 4 mi S of Wyntoon. With J. Prouty. 732 Comment
  SD104427  Gilia capitata subsp. abrotanifolia Reid Moran 1978-6-25 26092 Shasta West of Little Roaring Creek. 725 Comment
  UC125994  Gilia capitata subsp. capitata A. A. Heller 1905-5-26 7868 Shasta near Redding; ; near Redding, Shasta Co. Comment
  UC1731469  Gilia capitata subsp. capitata Dean W. Taylor 1993-6-15 13624 Shasta ridgetop 1 mi. w. Yellowjacket Mt. (at Point 4881); Cascade Region (CaRH) Comment
  UC879892  Gilia capitata subsp. capitata C. L. Hitchcock 1940-5-24 6537 Shasta ca 20 mi w Fall River Mills (on Hat Creek); , w of Fall River Mills Comment
  SEINET4407890 Image available Gilia glandulifera A. A. Heller 1905-1 7868 Shasta Comment
  JEPS91369  Glechoma hederacea Dean W. Taylor 1988-6-23 9853 Shasta Carberry Flat, along Highway 299 ca. 2 miles W of Hatchet Mountain Summit, 1280 Comment
  CHSC60474  Glyceria borealis Mary Ann Showers 1992-7-19 2730 Shasta Lassen Volcanic National Park. Borders of pond north of Dersch Meadows. 2011 Comment
  UC1543789  Glyceria elata Harold and Virginia Bailey 1948-8-25 3040 Shasta Summit Lake; Lassen Volcanic National Park 2040 Comment
  CHSC60317  Gnaphalium palustre Mary Ann Showers 1992-6-27 2652 Shasta Lassen Volcanic National Park. Pond below Windy Point, west of Mill Creek. 1950 Comment
  JEPS28518  Gnaphalium palustre George W. Gillett 1957-7-3 633 Shasta Badger Flat Lassen Volcanic National Park, Badger Flat (meadow near road crossing) 1905 Comment
  CHSC1745  Gratiola ebracteata M. Underhill 1952-6-29 Shasta 91 Comment
  JEPS4223  Gratiola ebracteata J. W. Blankinship 1911-5-5 Shasta Redding Comment
  SEINET7067189  Gratiola ebracteata A. G. Vestal 1947-5-2 s.n. Shasta About 4.9 miles east on Route 44 and 0.2 miles south on Airport Road. Coordinate datum: NAD27. Comment
  CHSC85463  Hackelia californica G. F. Hrusa; T. D. Wilfred 1996-6-10 12949 Shasta Northern California. Lassen National Forest. Approx 1/4 m. E of Hwy 44 intersection, on USFS S17, near crossing of Manzanita Creek. 1590 Comment
  JEPS84353  Harmonia stebbinsii E. Dean 1988-7-8 103 Shasta Rd. 29N28 0.1 mi s jct with 29N43 (border of Trinity and Shasta Counties); Brushy Mtn. area Comment
  CHSC2304  Hastingsia alba V. Holt 1932-6-22 Shasta Sacramento River Canyon. 548 Comment
  UC157788  Hastingsia alba Milo S. Baker 1898-8-22 562 Shasta Bear Valley Mountains Comment
  UC843912  Hastingsia alba Alice Eastwood Jun 29 1912-Jul 11 1912 820 Shasta Goose Valley Comment
  RSA69540  Hastingsia alba Frank W. Peirson 1932-7-17 10325 Shasta Wallace Ranch. Goose Valley. 915 Comment
  CAS-BOT-BC306534  Helenium bigelovii Alice Eastwood 1912-8-22 1910 Shasta Battle Creek Meadows, Lassen Butte Region Comment
  UCSB15836  Helianthella californica Breedlove, Dennis 1962-6-12 Shasta Along State Highway 89, 4.0 miles south of junction with U.S. Highway 299; Cascade Range 1021 Comment
  UC32254  Helianthella californica subsp. nevadensis W. C. Blasdale 1896-6-14 Shasta French Gulch Comment
  UC34287  Helianthella californica subsp. nevadensis W. C. Blasdale 1896-6-14 Shasta Trinity Ridge Comment
  OBI77296  Helianthella californica var. nevadensis Anthony Baniaga 2011-6-19 378 Shasta Lassen NF. W of 89, on unnamed dirt rd, ca 3 mi S of 299. Old Station quad. T33 R5E sec 21 SE of SE 991 Comment
  RSA113325  Helianthella californica var. nevadensis E. K. Balls, Lee W. Lenz 1956-6-18 21815 Shasta Crossroads, about Burney Falls (jct State Hwy 89 and US Hwy 229) 1006 Comment
  CAS-BOT-BC314828  Helianthella californica var. shastensis Ellsworth Bethel 1923-5-23 s.n. Shasta Burney Comment
  CAS-BOT-BC313435  Hemizonella minima John Thomas Howell 1961-6-20 36543 Shasta Lassen Highway 1 mi. nw. of Lost Creek Bridge, Lassen Volcanic National Park 1798 Comment
  CHSC66322  Hemizonella minima V. H. Oswald; Lowell Ahart, Robin Ondricek-Fallscheer 1996-7-1 7919 Shasta High North Coast Ranges. Deer Lick Knob Rd. (Forest Route 1) 5.3 mi (odometer) N of Hwy. 36 (via Harrison Gulch Rd.), NW of Platina. 1249 Comment
  HSC68200  Hemizonella minima J. P. Smith, J. O. Sawyer 1975-6-23 8297 Shasta Buckhorn Bally, 3.5 mi. S of Hwy. 299 at Buckhorn Summit on road to Bully Choop 1524 Comment
  CAS-BOT-BC313438  Hemizonella minima Clarence R. Quick 1962-6-17 62 -33 Shasta Devil's Halfacre 1/2 mile east of Hw. 89 on Hwy. 44 1310 Comment
  RSA21715  Hemizonia fitchii C. B. Wolf 1937-8-8 9075 Shasta Head of Sacramento Valley. 6 miles N of Redding. 244 Comment
  SEINET3245762  Heracleum lanatum G. K. Helmkamp, E. A. Helmkamp 2009-1 15019 Shasta Southern Cascade Range: Shingletown Ridge Road, 0.4 mile south of its junction with CA-44, about 1.1 miles west of Shingletown 1012 Comment
  SD64428  Hesperocyparis bakeri Darley F. Howe 1966-8-28 Shasta Near Cypress Camp, Burney Springs Area 1615 Comment
  UC1130235  Hesperolinon micranthum A. E. Wieslander July 1929 122 Shasta Fort Mountain Shasta Forest, Bartle Quad. 1371 Comment
  POM203542  Hesperolinon micranthum F. W. Peirson 1932-7-16 s.n. Shasta Burney Spring 1433 Comment
  UCSB12581  Hesperolinon spergulinum Dearing, Hugh; Dearing, Margaret 1938-6-30 Shasta Lassen Park; 25 miles south of Burney Comment
  UC1055934  Heteranthera dubia Herbert L. Mason 1955-8-14 14660 Shasta Fall River Mills Pit River Comment
  UC144214  Heterocodon rariflorum A. A. Heller 1905-5-30 7910 Shasta near Redding Comment
  JEPS2482  Heterotheca oregona var. oregona J. W. Blankinship 1909-10-27 Shasta Coram, w Shasta County Comment
  UC1553587  Heuchera merriamii E. Dean 1988-7-11 110 Shasta Castle Crags; Castle Dome; rocks on w side Castle Dome 1493 Comment
  GMDRC6933  Hieracium albiflorum J. M. Andre, T. La Doux, Senna & Elias Andre 2013-7-12 31401 Shasta along north side of Hwy 89 at Pondosa Rd exit, Little Bear Flat, approx. 25 mi. east of McCloud, approx. 20 mi. north of Burney, just south of Siskiyou Co. line 1236 Comment
  HSC28836  Hieracium albiflorum D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19093 Shasta Along Hwy. 44 about 2 mi. W of Shingletown. Comment
  UC485796  Hieracium albiflorum H. F. Copeland 1932-8-15 Shasta woods between Hat Lake and Summit Lakes; Mt. Lassen 1981 Comment
  UC897792  Hieracium albiflorum E. G. Anderson 1935-8-29 Shasta Dersch Meadows Lassen Volcanic National Park, Dersch Meadows 1981 Comment
  RSA60816  Hieracium albiflorum Frank W. Gould 1939-5-26 744 Shasta 17 miles N of Redding 457 Comment
  CAS-BOT-BC318537  Hieracium greenei John Thomas Howell 1961-6-19 36530 Shasta Lily Pond Trail near Reflection Lake, Lassen Volcanic National Park 1798 Comment
  UCD67757  Hieracium horridum Collector unknown 1996-9-7 Shasta Lassen Volcanic National Park. Perennial plant communities in dry rock crevices and rocky slopes at Bumpass Hell trail. 2580 Comment
  UC897887  Hieracium nudicaule Alice Eastwood Jun 29 1912-Jul 11 1912 831 Shasta Goose Valley Comment
  UC53896  Hieracium nudicaule H. M. Hall and E. B. Babcock 1903-6-1 4225 Shasta Lava Beds of ne Shast County Sierra Nevada Mountains, Lava Beds 1219 Comment
  SEINET11847486  Hieracium scouleri var. nudicaule H. M. Hall, Babcock, E. B. 1903-1 4225 Shasta Sierra Nevada Mountains, NE Shasta Co 1219 Comment
  UC16312  Hoita orbicularis M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  JEPS74019  Holcus lanatus Virginia E. Long 1931-6-4 83 a Shasta n of Olinda between Redding and Anderson about 3 mi w Pacific highway (plateau region on mountaintop, Happy Valley, Steward Ranch); w of Pacific highway Comment
  JEPS74017  Holcus lanatus Virginia E. Long 1931-6-11 86 a Shasta n Anderson (across from Anderson grammar school); n of Anderson Comment
  CAS-BOT-BC150119  Holodiscus microphyllus var. glabrescens Jeanne Janish; Carl Janish 1938-9-4 s.n. Shasta Near Echo Lake, Lassen National Park 2286 Comment
  RSA201342  Holodiscus microphyllus var. glabrescens J. T. Howell 1960-8-19 36198 Shasta Summit ridge, Brokeoff Mtn. 2805 Comment
  UCD72571  Holosteum umbellatum subsp. umbellatum Dan Marcum 2008-5-1 s. n. Shasta Fall River Valley 1005 Comment
  CHSC61125  Hordeum brachyantherum subsp. brachyantherum Vernon H. Oswald; Lowell Ahart 1993-7-27 5711 Shasta Lassen Volcanic National Park. Blue Lake Canyon, 0.3 mi E of the park boundary, between the trail and the N Fork of Bailey Creek. On the edge of a meadow. 1950 Comment
  UC1543768  Hordeum brachyantherum subsp. brachyantherum Harold and Virginia Bailey 1948-8-27 2891 b Shasta Badger Flat Lassen Volcanic National Park, Badger Flat 1920 Comment
  UCD85930  Hordeum murinum subsp. leporinum A. A. Beetle 1942-5-20 3333 Shasta 4 miles W of Ono. Mendel South Experimental Plot. Comment
  CAS-BOT-BC143998  Horkelia fusca var. tenella A. H. Kramer 1932-1-1 s.n. Shasta Lassen National Park, near Prospect Pk. Comment
  SJSU501  Horkelia fusca var. tenella G. Witherspoon 1940-6-27 2133 Shasta Badger Flat Meadow, Lassen Volcanic National Park 1905 Comment
  RSA48590  Horkelia tridentata Philip A. Munz 1949-5-18 13314 Shasta 8 miles S of Dunsmuir. 610 Comment
  HSC26685  Horkelia tridentata var. tridentata D. H. Norris, S. Dowty, Thomas W. Nelson 1971-6-21 19114 Shasta Along Hwy. 44 about 10 mi. E of Shingletown Comment
  CAS-BOT-BC536297  Horkelia tridentata var. tridentata David D. Keck; A. Gustafsson 1938-8-9 4890 Shasta 1/2 mile east of Burney Spring, south side of Burney Mtn. Comment
  UCD106042  Hosackia pinnata Rimo Bacigalupi 1959-4-23 7033 Shasta Along Moody Creek, near confluence of west fork of Stillwater Creek; along Jones Valley Road about 2 1/2 miles northeast of junction of U.S. Highway 99. 198 Comment
  CHSC116344  Hydrilla verticillata J. R. Keck Jr.; R. M. Price 1985-9-6 Shasta Anderson River Park, Anderson. Comment
  JEPS118668  Hypericum anagalloides Julie Kierstead Nelson 2007-9-20 2007 -33 Shasta Floodplain of Stillwater Creek, east of Encanto Way, 8 miles NE of Redding. Comment
  CAS-BOT-BC400950  Hypericum anagalloides Hans Leschke 1954-7-5 s.n. Shasta Lassen Volcanic National Park. Hat Lake 1965 Comment
  CAS-BOT-BC400979  Hypericum anagalloides W. A. Dayton 1913-7-1 378 Shasta Shasta National Forest. Swift Creek Range 792 Comment
  CAS-BOT-BC400980  Hypericum anagalloides W. R. Dudley 1899-8-1 s.n. Shasta Rock Creek Valley west of Shasta P.O. Comment
  CHSC9194  Hypericum concinnum G. Strasbaugh 1970-5-30 80 Shasta Across lake from Oak Bottom Marina on open sunny hillside beyond dense manzanita grove. 377 Comment
  CDA36222  Hypericum perforatum G. K. Helmkamp, E. A. Helmkamp 2009-6-13 14994 Shasta Southern Cascade Range; Wilson Hill Road, 0.7 mile south of its junction with CA Hwy 44 in Shingletown. Comment
  RSA768287  Hypericum perforatum Justin M. Wood 2010-9-1 2502 Shasta City of Redding: Small pond open to the river on the west side of the river, +/- 0.5 miles upstream of Cypress Ave bridge. 143 Comment
  SBBG4767  Hypericum perforatum H. and M. Dearing 1938-6-25 2138 Shasta near Manton Comment
  CAS-BOT-BC401277  Hypericum perforatum Jeffrey Huber 1971-6-10 295 Shasta 15 mi. S. of Weed, on I-5 Comment
  CAS-BOT-BC401282  Hypericum perforatum L. R. Abrams 1922-8-7 9921 Shasta Mears Creek near Castella Comment
  JEPS36534  Hypochaeris glabra J. W. Blankinship 1911-4-11 Shasta Redding Comment
  UCR206569  Hypochaeris radicata George K. Helmkamp, E. A. Helmkamp 2009-6-13 14988 Shasta Southern Cascade Range, Wilson Hill Road, 0.7 mile south of its junction with CA-44 in Shingletown 1088 Comment
  UC1731518 Image available Iliamna bakeri Dean W. Taylor 1993-6-15 13629 Shasta Ridgetop 1 mile W of Yellowjacket Mountain (at Point 4881, Cascade Region); Cascade Region Comment
  SDSU3116  Ipomopsis aggregata Harvey 1939-7-28 3504 Shasta Mtn. Shasta. Comment
  UC1036144  Ipomopsis congesta George Gillett 1952-9-1 244 Shasta summit area of Lassen Peak Lassen Volcanic National Park Comment
  UCD118370  Ipomopsis congesta Dean Wm. Taylor; Ingrid Olmstead 1975-8-24 5432 Shasta Lassen National Forest, Thousand Lakes Wilderness, Magee Peak and vicinity. 2438 Comment
  RSA113844  Ipomopsis congesta George W. Gillett 1953-8-6 318 Shasta Lassen Volcanic National Park: Slopes of Chaos Crags Crater 2012 Comment
  CAS-BOT-BC133508  Iris Margaret M. Hanna 1956-6-3 906 Shasta Forest Camp, Hatchet Mt., 39.8 mi. E. of Redding Comment
  JEPS48747  Iris bracteata J. W. Blankinship 1911-5-13 5 Shasta Coram Comment
  SBBG1127  Iris macrosiphon H. and M. Dearing 1938-6-27 2149 Shasta N entrance to Mt Lassen Nat Park 1828 Comment
  CHSC96199  Iris missouriensis R. Fischer 2006-5-13 965 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants located near the main gated entrance, western side, to park on the edge of a white oak shaded vernal depression between two lava flow outcrops. 1011 Comment
  RSA135918  Iris purdyi Lee W. Lenz 1953-5-16 18309 Shasta 5 miles west Del Loma Comment
  UCD138809  Iris tenuissima G. F. Hrusa 1992-5-1 10476 Shasta just north of Big Bend Road approximately 5 m from Hwy 299 along Big Bend Road. Comment
  JEPS104917  Isoetes howellii var. howellii Dean W. Taylor 1995-7-2 15208 Shasta Goose Valley Road about 1.5 miles North of Highway 299 junction, adjacent to railroad tracks 944 Comment
  UC1609408  Isoetes nuttallii Vernon H. Oswald and Lowell Ahart 1993-5-12 5395 Shasta s of Shingletown (rd to Grace Lake, 0.6 mi e of Shingletown-Manton Rd) 1645 Comment
  UC810526  Isoetes nuttallii Lewis S. Rose 1940-6-10 40488 Shasta 8 ni w Burney (Hatchet Mt); Hatchet Mt 1310 Comment
  UC1101068  Juncus articulatus Malcolm A. Nobs and S. Galen Smith 1949-8-19 1017 Shasta Round Mountain; Hwy 299 Comment
  SEINET10756188 Image available Juncus digitatus Carol Witham 1993-6-2 Witham 481 Shasta Approx. 6 air mi NNE of Shingletown and 1/4 mi west of Ponderosa Way; on south of marker MP 107.5 (T32N R01E NW1/4/S33). 792 Comment
  POM213967  Juncus drummondii H. F. Copeland 1935-7-29 s.n. Shasta Mt. Lassen. Above West Sulphur Creek. 2000 Comment
  CHSC66349  Juncus effusus subsp. pacificus V. H. Oswald; Lowell Ahart, Robin Ondricek-Fallsheer 1996-7-1 7912 Shasta High North Coast Ranges. Harrison Gulch Rd. 3.3 mi (odometer) N of Hwy. 36, W of Platina. In a roadside ditch. 1066 Comment
  RSA767953  Juncus effusus var. solutus P. F. Zika 2010-6-22 24988 Shasta Sunny marsh under powerline, northeast side of Panorama Point Road, southeast of Anderson, Inner North Coast Ranges 130 Comment
  JEPS100709  Juncus hemiendytus var. hemiendytus Dean W. Taylor 1992-5-5 12517 Shasta Burney Valley (ca. 3 miles W of west margin of Burney), in Haynes Flat, along Burney Creek, 975 Comment
  UC1149800  Juncus howellii Harold and Virginia Bailey 1948-8-27 2908 Shasta near Badger Flat road crossing (Hat Creek); Lassen Volcanic National Park, Hat Creek 1920 Comment
  JEPS105128  Juncus kelloggii Dean W. Taylor 1993-6-3 13565 Shasta Shingle Creek (ca. 3 mi W of Shingletown) 685 Comment
  JEPS91260  Juncus kelloggii Dean W. Taylor 1993-4-16 13349 Shasta Coleman Canal, ca. 0.3 mile N of west end of siphon; along Coleman Canal access road 289 Comment
  JEPS87101  Juncus leiospermus var. leiospermus Kirk Vail 1992-5-6 Shasta 0.5 mi w Old Oregon Trail Road (100 yds n of CA Hwy 44); Enterprize Quad. 167 Comment
  JEPS91272  Juncus leiospermus var. leiospermus Dean Wm. Taylor with Robert A. Price 1988-6-1 9710 Shasta Meadow between Goose Valley and Burney Valley; , Pit River Watershed 1249 Comment
  JEPS91259  Juncus luciensis Dean Wm. Taylor and Rexford E. Palmer 1988-6-26 9896 Shasta The Gardens, meadows along the Tamarack Road (Burney to Whitmore road at the W base of Burney Mountain) 1463 Comment
  HSC101152  Juncus marginatus P. F. Zika 2011-7-4 25514 Shasta SW side of Locust Road, 0.1 road mile from Barney Road 135 Comment
  UC54242  Juncus mexicanus H. M. Hall and E. B. Babcock Jun 1903 4189 Shasta Fall River Springs, ne Shasta County Sierra Nevada Mountains 1066 Comment
  CHSC96250  Juncus nevadensis R. Fischer 2006-7-22 871 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected along the moist meadow and water edge of Bowman ditch. The ditch drains a heavy flow of spring water near the western entrance of the park. 1008 Comment
  JEPS28604  Juncus nevadensis George W. Gillett 1957-7-13 780 Shasta near start of Bench Lake trail; Lassen Volcanic National Park, Lower Kings Creek Meadow 2194 Comment
  CDA13534  Juncus orthophyllus G. F. Hrusa, T. D. Wilfred 1996-7-22 13361 Shasta Lassen National Forest; North side of USFS S16 at upper end of in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  RSA368304  Juncus parryi H. F. Copeland 1931-8-9 s.n. Shasta Mt. Lassen, near timberline. 2591 Comment
  UC501607  Juncus parryi Frank W. Peirson 1932-7-12 10121 Shasta s of Burney (on the inner slope of Red Crater); 1000-Lake Basin, Red Crater 2042 Comment
  JEPS91034  Juncus tenuis Dean W. Taylor 1990-8-18 13112 Shasta Northern Sacramento Valley, on s bank of South Cow Creek, along Ponderosa Way, just upstream of the bridge crossing South Cow Creek; Northern Sacramento Valley, South Cow Creek 822 Comment
  JEPS91273  Juncus triformis Dean W. Taylor 1990-4-25 10670 Shasta ca 1 mi s Hwy 44 Shingle Creek (between Shingle Creek and n branch Lack Creek, along right-of-way of PG&E Natural Gas pipeline); Northern Sacramento Valley 679 Comment
  UC1576779  Juncus triformis Dean W. Taylor 1990-4-25 10670 Shasta ca 1 mi s Hwy 44 Shingle Creek (between Shingle Creek and n branch Lack Creek, along right-of-way of PG&E Natural Gas pipeline); Northern Sacramento Valley 679 Comment
  SFV5049  Juniperus grandis B. C. Templeton 1960-6-16 8507 Shasta North of Lake Britton. On mountain slope. Comment
  CAS-BOT-BC85301  Juniperus occidentalis Wm. Bridge Cooke 1940-6-4 15007 Shasta Mount Shasta, on a tongue of lava near the Bolam Road 1219 Comment
  CAS-BOT-BC85302  Juniperus occidentalis Alice Eastwood s.n. Shasta Burney Comment
  CHSC54169  Juniperus occidentalis var. occidentalis Vernon H. Oswald 1991-5-28 4614 Shasta Pit River Vista on Hwy 299, 2.0 miles west of Fall River Mills. 1100 Comment
  POM281923  Juniperus occidentalis var. occidentalis Lyman Benson 1930-7-20 2232 Shasta Fall River, east of Sierra Nevada, Pit River drainage 915 Comment
  RSA1098  Juniperus occidentalis var. occidentalis E. R. Johnson 1928-8-31 1186 Shasta 10 miles east of Burney Comment
  CAS-BOT-BC56342  Kalmia microphylla subsp. microphylla Roxana S. Ferris; Laura Lorraine 1941-8-10 10459 Shasta Lassen National Park, upper meadows of Kings Creek 2240 Comment
  CAS-BOT-BC56348  Kalmia microphylla subsp. microphylla Hans Leschke 1955-7-15 s.n. Shasta Kings Creek meadows 2200 Comment
  CAS-BOT-BC235662  Keckiella breviflora var. glabrisepala Elmer I. Applegate 1929-6-23 5842 Shasta Round Mountain Comment
  CAS-BOT-BC246173  Keckiella lemmonii Alice Eastwood 1912-7-25 1446 Shasta Pitt to Baird Comment
  CAS-BOT-BC246178  Keckiella lemmonii Milo S. Baker 1893-6-1 70 Shasta Sacramento Canyon near Dunsmuir Comment
  SEINET10701958  Keckiella lemmonii Karen M. Meyer, Andrew Townesmith 2007-7-27 Meyer 167 Shasta Shasta-Trinity National Forest. 8.2 mi. on Gilman Rd., exit 698 off (N) I-5. 411 Comment
  NY790328  Keckiella lemmonii F. W. Pennell 1940-6-6 25697 Shasta Route 299. 1-2 miles west of Bella Vista. 243.8 Comment
  CDA13076  Kelloggia galioides G. F. Hrusa, T. D. Wilfred 1996-6-11 13009 Shasta Lassen National Forest; E side of Hwy 89 approx. 1/2 m. N of Old Station Trailer Park, and between USFS N99 and N91. Comment
  UC501563  Koeleria macrantha Frank W. Peirson 1932-7-9 10266 Shasta Burney Spring 1432 Comment
  CAS-BOT-BC341364  Lagophylla glandulosa Palmer Stockwell 1934-7-16 88 Shasta Along the highway 7.3 mi. west of Manton Comment
  RSA0058883  Lagophylla ramosissima Lowell A. Ahart, John Dittes 2008-6-19 14857 Shasta About 50 yards east of the Pit River, about 100 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills. 994 Comment
  SEINET7062918  Lasthenia debilis A. G. Vestal 1947-5-2 s.n. Shasta About 4.9 miles east of Redding on Route 229. (WGS84/NAD83). UTM Zone 10, 558241mE, 4497158mN. 180 Comment
  CAS-BOT-BC204979  Lathyrus jepsonii var. californicus Alice Eastwood 1912-6-29 839 Shasta Goose Valley Comment
  CAS-BOT-BC204980  Lathyrus jepsonii var. californicus Alice Eastwood 1912-6-29 839 Shasta Goose Valley Comment
  SJSU3780  Lathyrus nevadensis var. nevadensis C. W. Sharsmith 1963-6-15 7066 Shasta Viola 1341 Comment
  UCD106404  Lathyrus sphaericus W. Robert Powell 1981-5-7 2794 Shasta 2 mis. Nnw of Cottonwood. 192 Comment
  CHSC42082  Lathyrus sulphureus Steven A. Conley 1986-4-7 18 Shasta O'Brien Campground rd. 2 mi e of Hwy I-5, Shasta Lake, 18 mi n of Redding. 365 Comment
  CHSC63055  Lathyrus sulphureus Vernon H. Oswald; Lowell Ahart 1994-4-27 6124 Shasta Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, ca. 0.45 mi E (clockwise) of the trailhead. 335 Comment
  HSC48513  Lathyrus sulphureus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9696 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  UC1101288  Lemna turionifera Malcolm A. Nobs, Herbert L. Mason 1949-5-29 748 Shasta between Pitt River Bridge and Hat Creek (Highway 299) Comment
  JEPS104055  Leontodon saxatilis subsp. longirostris Lowell Ahart 2003-5-22 10190 Shasta North side of a wash, w of the poor dirt road, ca 150 yd south of the Coleman Canal, ca 1 1/8 mi w of the barn, 4 mi (air) wsw of Darah Springs State Fish Hatchery, ca 11 mi (air) ene of Cottonwood. 259 Comment
  CHSC99770  Lepidium chalepense Lowell Ahart; John Dittes 2008-6-19 14842 Shasta On dry gray soil, about 5 yards east of the Pit River, south and under the bridge, about 150 yards northwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills. 993 Comment
  CHSC88305  Lepidium latifolium R. Fischer; J. Marr 2004-5-22 189 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. SE of Ahjumawi LSSP, on access rd. to Rat Farm, n. of McArthur. Part of the old McArthur Swamp. 1008 Comment
  CAS-BOT-BC89833  Lepidium nitidum Ellsworth Bethel 1923-5-12 s.n. Shasta Redding. Comment
  JEPS53715  Lepidium nitidum J. W. Blankinship 1911-3-25 Shasta Redding Comment
  UC719081  Lepidium nitidum F. G. Meyer 1938-4-3 1321 Shasta about 17 mi n Red Bluff Comment
  POM301492  Lepidium nitidum Fred G. Meyer 1938-4-3 1321 Shasta About 17 miles N of Red Bluff. Comment
  RSA562600  Leptosiphon androsaceus Alva Day 1974-5-4 74 -109 Shasta Shasta Lake, near confluence of Pitt and McCloud Rivers, east-facing ridge SW of Azella Creek. 91 Comment
  CHSC88316  Leptosiphon ciliatus R. Fischer; J. Marr 2004-5-24 199 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Spatter Cone Trail. 1054 Comment
  POM126982  Leptosiphon filipes M. S. Baker 1900-4-29 s.n. Shasta Anderson Road near Stillwater. Comment
  POM260275  Leptosiphon filipes C. L. Hitchcock 1940-5-17 6440 Shasta 3 miles east of Redding. 152 Comment
  UCD81312  Lessingia CNPS SN Foothill Team 2006-5-18 SNNR 0978 Shasta Shasta Land Trust Eastment, Hathaway Ranch. Comment
  JEPS20649  Lessingia nemaclada J. W. Blankinship 1910-7-16 Shasta Lamoine Comment
  UC1040698  Lessingia nemaclada Beecher Crampton 1956-8-20 3766 Shasta Castle Crag Comment
  UC179133  Lessingia nemaclada A. A. Heller 1914-8-29 11746 Shasta 10 mi n Delta (on the Pacific highway) Comment
  RSA42026  Lessingia nemaclada H. C. Cantelow 1936-8-22 1572 Shasta French Gulch Comment
  UC584319  Leucothoe davisiae G. L. Stebbins Jr. and J. A. Jenkins 1937-7-17 2415 Shasta 5 mi s of Red Mountain 1524 Comment
  UC1477730  Lewisia cantelovii Craig Martz 1981-6-24 8 Shasta ca. 1/2 mi se Lamoine (s side of Whitlow Creek); Lamoine 15' quad., Whitlow Creek 411 Comment
  UC1024374  Lewisia nevadensis George W. Gillett 1952-7-29 117 Shasta upper end of Paradise Meadow above Hat Lake; Lassen Volcanic National Park 2148 Comment
  CAS-BOT-BC444191  Lewisia nevadensis Ella Dales Cantelow 1939-6-10 2580 Shasta 28 mi. s.e. of McCloud, Dick's Meadow Comment
  CAS-BOT-BC444494  Lewisia triphylla Hans Leschke 1957-7-12 s.n. Shasta Lassen Volcanic National Park, above Cold Boiling Lake 2377 Comment
  UC1024388  Lewisia triphylla George W. Gillett 1952-8-17 202 Shasta Upper King's Creek Meadow Lassen Volcanic National Park 2209 Comment
  SEINET10531255  Libocedrus decurrens George Engelmann 1880-8-27 Engelmann s.n. 1880 Shasta Near Sissons, base of Mt. Shasta. Comment
  UC485740  Ligusticum grayi H. F. Copeland 1932-8-15 Shasta where the rd. crosses King's Creek Meadow (Mt. Lassen); , King's Creek Meadow 2225 Comment
  CAS-BOT-BC509375  Lilium kelleyanum A. M. Vollmer 1948-9-4 s.n. Shasta Castella Comment
  RSA239241  Lilium pardalinum Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-22 42403 Shasta Shasta National Forest: Above Castle Creek c. 1 mile W of Castle Crags State Park. 762 Comment
  UCD112034  Limnanthes Christopher Mallek 2008-1 s.n. Shasta Ash Creek. 876 Comment
  RSA794381  Limnanthes alba Peter F. Zika 2012-5-14 25856 Shasta I-5 southbound, 0.5 miles north of exit 714 for Gibson road. Klamath Range. 495 Comment
  UCD116490  Limnanthes alba subsp. versicolor Beth Lowe Corbin 1987-5-2 483 Shasta near Goose Valley, 3 miles NW of Burney. Lassen National Forest. Comment
  JEPS100973  Limnanthes floccosa subsp. bellingeriana Dean Wm. Taylor with Glenn L. Clifton 1991-6-12 11909 Shasta ca. 1 mile ne of Warner Grade Reservoir; Soldier Creek; Soldier Creek, in woods on west margin of large clay playa (Dry Lake) ca. 1 mile Northeast of Warner Grade Reservoir 1106 Comment
  JEPS123394  Limnanthes floccosa subsp. floccosa Sarah Tona 2015-4-2 12 Shasta Donkey Mine, along the southern side of the mine 1.0 mile east of Little Cow Creek. Oak Run, 7.5' Q. Comment
  CHSC118188  Limnanthes floccosa subsp. floccosa Sarah Tona 2015-4-2 12 Shasta Donkey Mine, along the southern side of the mine. 1.0 mile east of Little Cow Creek. Coordinates: 0579523, 4508878 NAD83 +/- 9ft. 547 Comment
  HSC73398  Linanthus dichotomus subsp. meridianus L. Sieburth, B. Potter, Susan Ahrens 26 Shasta Turnoff to Basin Gulch. 793 Comment
  CHSC33981  Linanthus pungens J. D. Prouty 1981-7-21 1264 Shasta Ca. 6.5 mi se of Fall River Mills. 1097 Comment
  CHSC85462  Linanthus pungens G. F. Hrusa; T. D. Wilfred 1996-6-10 12994 Shasta Northern California. Lassen National Forest. NW side of Hwy 44 1 m. SW of USFS N12 to Twin Bridges. 1550 Comment
  RSA647845  Linanthus pungens James Buel 1957-1-8 197 Shasta Warner Valley, Lassen National Park Comment
  SBBG15598  Linanthus pungens subsp. pulchriflorus D. Myrick 1961-6-23 348 Shasta Badger Flat, Hat Crk Rd 1828 Comment
  RSA186837  Linaria dalmatica T. C. Fuller 1966-7-20 14960 Shasta S. side of road Pittville, 0.4 mi. e. of Hwy 299, 1.7 mi. e . of McArthur Post Office. Comment
  JEPS41361  Lithocarpus densiflorus James Griffin 1964-7-31 1268 Shasta from U.S. Hwy 299 to Big Bend (along county road, between Roaring Creek and old R. L. Smith logging camp) 853 Comment
  CAS-BOT-BC36164  Lithocarpus densiflorus var. densiflorus James McMurphy 1914-6-10 s.n. Shasta Hill above mine, Kennet Comment
  RSA293160  Lithocarpus densiflorus var. echinoides Thomas W. Nelson, Jane Nelson, J. P. Smith 1978-7-23 4468 Shasta Along road to Bully Choop 12 miles from junction with County Rd. A16. Comment
  UC1553468  Lithocarpus densiflorus var. echinoides E. Dean 1888-7-11 114 Shasta Castle Dome Castle Crags (and trail up to Castle Dome) 1432 Comment
  CAS-BOT-BC110595  Lithophragma Margaret M. Hanna 1956-6-3 932 Shasta In road cut, 87.3 miles east of Redding. Comment
  HSC46997  Lithophragma affine Diane L. Reed 1978-5-13 113 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  CHSC93018  Lithophragma glabrum R. Fischer 2005-4-16 577 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected ca. mid-way along the west side loop of Spatter Cone Trail. 1051 Comment
  HSC48452  Lithophragma parviflorum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9673 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  CHSC93005  Lithophragma parviflorum var. parviflorum R. Fischer 2005-4-16 578 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected 200 yds north-west of camp 7. 1021 Comment
  CHSC93039  Lithophragma parviflorum var. parviflorum R. Fischer 2005-5-21 474 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Near Fishhawk Trail west of Big Lake. 1021 Comment
  POM260090  Lithospermum californicum C. L. Hitchcock 1940-5-23 6519 Shasta 5 miles E of Burney Falls Comment
  POM319899  Lithospermum californicum Barbara Shervanick 1974-5-9 1334 a Shasta About 2 miles south of Shingletown on A6. Cascade Range. 1220 Comment
  JEPS87571  Logfia filaginoides Vernon H. Oswald and Lowell Ahart 1994-5-12 6193 Shasta Sugarloaf Creek Trail ca 0.4 mi nw trailhead located on Lakeshore Drive (35N08) (w side of lake); Sacramento River Arm of Shasta Lake 381 Comment
  CHSC105710  Logfia gallica Julie Kierstead Nelson 2005-5-2 2005 -003 Shasta Floodplain of Stillwater Creek, Encanto Way, 8 miles NE of Redding. 182 Comment
  JEPS118665  Logfia gallica Julie Kierstead Nelson 2005-5-2 2005 -003 Shasta Floodplain of Stillwater Creek, Encanto Way, 8 miles NE of Redding. Comment
  CHSC93287  Lolium perenne R. Fischer 2005-5-21 509 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants growing along parts of main park road on the western shore of Big Lake. 1010 Comment
  CHSC93045  Lomatium bicolor var. leptocarpum R. Fischer 2005-7-16 607 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plant collected from bottom portion of Spatter Cone Trail loop in open juniper woodland. 1054 Comment
  UC643304  Lomatium bicolor var. leptocarpum Alice Eastwood and John Thomas Howell 1940-6-11 7914 Shasta near Fall River Mills Comment
  JEPS174  Lomatium dasycarpum subsp. tomentosum C. F. Rose 1936-4-1 271 Shasta Redding Comment
  UCD149047  Lomatium dissectum var. dissectum Ellen Dean; L. Huiet, A. Smith, J. Smith and M. Lenz 2014-5-15 8209 Shasta South side of Lake Shasta. Pit River Arm. Along extension of Dry Creek Road (called Silverthorn Road) to the west of Jones Valley Resort. 386 Comment
  UCD149049  Lomatium dissectum var. dissectum Ellen Dean; L. Huiet, A. Smith, J. Smith and M. Lenz 2014-5-15 8209 Shasta South side of Lake Shasta. Pit River Arm. Along extension of Dry Creek Road (called Silverthorn Road) to the west of Jones Valley Resort. 386 Comment
  RSA565076  Lomatium dissectum var. dissectum D. W. Taylor, James R. Shevock 1993-5-1 13403 Shasta South end Gray Rocks, Squaw Creek watershed, Shasta Lake region 854 Comment
  RSA261382  Lomatium macrocarpum Darla Gettman 1974-5-26 42 Shasta 1417 Bue Way, Burney 1067 Comment
Read comments
Oct 27 2009
  UCD127269  Lomatium nevadense G. F. Hrusa; T. D. Wilfred 1996-6-10 12983 Shasta along Hat Creek on E side of Hwy 44 approx. 400 meters N of Big Spring. 1422 Comment
  CDA12921  Lomatium nevadense var. nevadense G. F. Hrusa 1996-5-2 12863 Shasta Lassen National Forest; in along Hat Creek. approx. 1/2 m. S of Old Station Trailer Park along Hwy 44-89. Comment
  JEPS175  Lomatium utriculatum C. F. Rose 1936-3-19 259 Shasta Redding Comment
  CAS-BOT-BC240831  Lonicera interrupta E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  CHSC58492  Lonicera involucrata var. involucrata Vernon H. Oswald; Lowell Ahart 1992-7-9 5091 Shasta Lassen Volcanic National Park. Unnamed ponds bordering the S side of the trail about midway between Horseshoe Lake and Grassy Swale. 2017 Comment
  LA205882  Lonicera involucrata var. involucrata Carl Epling; William Robison 1935-7-19 sn Shasta Mineral Creek, Lassen Volcanic National Park Comment
  CHSC93321  Lotus corniculatus R. Fischer 2005-5-21 558 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected from road bed along the western shore of Big Lake. Along length of main park road. 1010 Comment
  UCR206338  Lotus humistratus George K. Helmkamp, E. A. Helmkamp 2009-6-14 15023 Shasta Southern Cascade Range, Water Leaf Lane (apparently very new, short spur), 0.2 mile south of CA-44 junction 1.2 miles west of Shingletown 992 Comment
  JEPS95499  Lotus micranthus Vernon H. Oswald and L. Ahart 1994-4-27 6130 Shasta ca. 1.0 mi E (clockwise) of the trailhead Bailey Cove Trail; McCloud River Arm of Shasta Lake; T34N R4W Sec. 15, ca. 1100 ft, Chaparral-Yellow Pine Forest ecotone. Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, ca. 1.0 mi E (clockwise) of the trailhead 335 Comment
  UCR77164  Lotus micranthus G. L. Webster, June McCaskill, Robert Rhode, , J. M. Tucker 1993-5-16 7780 Shasta 0.3 mi. SW of McCloud Bridge 336 Comment
  CDA27278  Lotus nevadensis T. C. Fuller 1963-7-15 10883 Shasta South side of Highway 299 to Fall River Mills, 4.7 miles east of Burney. 0 Comment
  RSA113319  Lotus nevadensis E. K. Balls, Lee W. Lenz, B. K. Balls 1956-6-18 21813 Shasta Crossroads, about Burney Falls (jct State Hwy 89 and US Hwy 229) 1006 Comment
  UC1228163  Lotus nevadensis var. nevadensis Beecher Crampton 1960-6-16 5672 Shasta 1.5 mi n Fall River Mills (ne Shasta County) 1066 Comment
  POM260158  Lotus oblongifolius C. L. Hitchcock 1940-5-17 6430 Shasta 3 miles east of Redding 152 Comment
  JEPS91010  Lotus pinnatus Dean W. Taylor 1993-5-25 13507 Shasta Hamp Creek ca. 0.3 mi w Ponderosa Way ((Hagaman Gulch 7 1/2' USGS quadrangle)); Cascade Range 762 Comment
  JEPS28474  Lotus purshianus var. purshianus George W. Gillett 1957-7-6 663 Shasta near summit of Table Mountain; Lassen Volcanic National Park, Table Mountain 2011 Comment
  JEPS55776  Lotus purshianus var. purshianus J. W. Blankinship 1909-11-17 Shasta Anderson Comment
  RSA755426  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2009-6-11 14980 Shasta Road 300, a side road without an official road sign, at the north side of CA-44; 9.7 miles east of Shingletown 1261 Comment
  RSA746509  Lotus unifoliolatus K. M. Meyer, A. Townesmith, A. Meyer 2007-7-27 166 Shasta Shata-Trinity National Forest. 8.2 mi on Gilman rd., exit 698 off (N) I-5, 411 Comment
  JEPS101770  Ludwigia palustris Dean W. Taylor 1999-8-13 17322 Shasta Pit River Canyon, pond in old partially forested borrow pit along road to Pit No. 5 dam about 2 miles southeast from Big Bend and 1 mile southeast of Pit No. 5 dam 624 Comment
  UCD113637  Luetkea pectinata Dean Wm. Taylor; Ingrid Olmsted 1975-8-24 318 Shasta Lassen National Forest: Thousand Lakes Wilderness, Magee Peak and vicinity. 2438 Comment
  RSA502327  Luina hypoleuca D. W. Taylor, G. L. Clifton 1987-8-5 9234 Shasta Grizzly Peak, extreme northeastern portion of county (watershed divide between Pit and McCloud rivers). 1890 Comment
  UC1543837  Lupinus Harold and Virginia Bailey 1948-8-27 3048 Shasta Loop Highway at water fountain below Emerald Lake; Lassen Volcanic National Park, below Emerald Lake 2438 Comment
  UC1543839  Lupinus Harold and Virginia Bailey 1948-8-25 3022 Shasta Lassen Volcanic National Park, Summit Lake 2040 Comment
  UC604413  Lupinus unknown 1922-1 Shasta Lassen Peak 2743 Comment
  SEINET10484509  Lupinus adsurgens James P. Smith, John O. Sawyer; Thomas W. Nelson 1978-5-6 Smith, Jr. 9832 Shasta Deer lick springs road, about 2 miles from its junctoin with State route 36. Streamside in garry oak-pinderosa pine woodland 914 Comment
  HSC14896  Lupinus adsurgens var. undulatus R. Spellenberg 1964-6-18 474 Shasta 32 mi. E of Redding on Hwy. 44 Comment
  JEPS113297  Lupinus albicaulis L. P. Janeway 2006-5-17 8604 Shasta Inner North Coast Ranges. Along Lower Gas Point Road 1.8 km northwest of Gas Point Road, 260 m west of North Fork Cottonwood Creek. Comment
  SBBG3500  Lupinus albicaulis H. and M. Dearing 1938-6-25 2140 Shasta near Viola Comment
  RSA565078  Lupinus albicaulis var. shastensis Wm Taylor 1992-5-2 13408 Shasta S base Di Hill; along ephemeral tributary creek S of Ponderosa Way. 671 Comment
  RSA407005  Lupinus albifrons var. albifrons J. P. Smith, J. O. Sawyer, T. W. Nelson 1978-4-9 9668 Shasta County Road A16, 4.0 miles from its junction with State route 36. 732 Comment
  SEINET5766846 Image available Lupinus albifrons var. eminens A. A. Heller 1918-1 12988 Shasta RR right of way; 2 mi N of Anderson Comment
  CAS-BOT-BC8509  Lupinus alilatissimus C. P. Smith 1932-5-14 4643 Shasta Redding. Along railroad, north Comment
  SBBG21868  Lupinus andersonii D. Myrick 1964-7-23 926 Shasta trail to Paradise Meadow from Hat Lake 1981 Comment
  UC82164  Lupinus angustiflorus Mrs. R. M. Austin 1882-8-9 Shasta Lassens Peak 2438 Comment
  RSA32859  Lupinus angustiflorus A. A. Heller 1941-8-11 16292 Shasta East of King Creek Meadow toward Summit Lake. Comment
  SEINET10484596  Lupinus angustiflorus Duane Isely, I. Isely 1971-7-12 Isely 11390 Shasta S of hot rock, devastated sandy area with small pines, lassen national park. Common in lava flow pathway; flowers off-white with bright egg yolk central Spot on standard which is reflexed 100 degrees Comment
  SBBG21870  Lupinus arbustus D. Myrick 1964-7-23 927 Shasta trail to Paradise Meadow from Hat Lake 2133 Comment
  SJSU3764  Lupinus arbustus C. W. Sharsmith 1963-6-15 7065 Shasta Viola 1341 Comment
  CAS-BOT-BC208811  Lupinus argenteus var. heteranthus Charles Piper Smith 1947-6-13 47437 Shasta Highway 89, Hat Creek Ranger Station, 7.2 miles south Comment
  CAS-BOT-BC208821  Lupinus argenteus var. heteranthus Charles Piper Smith 1947-6-13 47436 Shasta Highway 89, hat Creek Ranger Station, 7.2 miles south. Comment
  CHSC32970  Lupinus bicolor D. Boyd; M. Eichelberger, T. Messick, T. Ranker 1980-5-3 66 Shasta Harrison Gulch, along Hwy 36 at the road to Deer Lick Springs. 822 Comment
  CHSC88318  Lupinus bicolor R. Fischer; J. Marr 2004-5-22 201 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located se of Ahjumawi LSSP, on access rd. to Rat Farm, n. of McArthur. Part of the old McArthur Swamp. 1008 Comment
  HSC65907  Lupinus bicolor D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-5-3 66 Shasta Harrison Gulch along Hwy. 36 at rd. to Deer Lick Springs 823 Comment
  RSA755526  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2009-6-11 14983 Shasta Road 300, a side road without an official road sign, at the north side of CA-44; 9.7 miles east of Shingletown 1261 Comment
  SEINET2441576  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2009-6-11 14983 Shasta Southern Cascade Range: nRoad 300, a side road without an official road sign, at the north side of CA-44; 9.7 miles east of Shingletown (Viola 7.5' Q.). 1261 Comment
  SJSU10739  Lupinus bicolor H. D. Baer 1960-4-14 Shasta near Coleman Fish Hatchery, 11 mi SE of Anderson 259 Comment
  UCR11236  Lupinus bicolor subsp. pipersmithii Wm. Horn Jr. 1967-4-8 670408- 01 Shasta Anderson, immediately south of Pinon Avenue, 100 yards west of Hwy 99/Business Interstate 5 152 Comment
  SEINET10490665  Lupinus caudatus subsp. caudatus Katherine L. Morris 1973-5-25 Morris 260 Shasta Collected at the jct. Of hwy 299 and 89 on hwy 89, in an area of yellow pine And oak. Comment
  HSC49122  Lupinus densiflorus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9706 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  CHSC912  Lupinus lepidus var. confertus V. Holt 1941-6-1 Shasta Castella. 670 Comment
  LA83667  Lupinus lepidus var. confertus O. H. Kappler; 1949-7-27 2017 Shasta Lassen National Park 2255 Comment
  CHSC48534  Lupinus lepidus var. lobbii Vernon Oswald 1986-7-30 2256 Shasta Kings Creek Picnic Area, Lassen Volcanic National Park. 2243 Comment
  CDA43215  Lupinus lepidus var. lobbii David B. Dunn 1971-8-15 18145 Shasta 60 miles north of Manzanita Lake on Hwy 89. 0 Comment
  SJSU559  Lupinus lepidus var. sellulus G. Witherspoon 1940-6-25 2113 Shasta Lassen Hwy c. 1.5 mi E of Manzanita Lodge, Lassen Volcanic National Park 1828 Comment
  UC865294  Lupinus leucophyllus Alice Eastwood 1912-6-28 703 Shasta Burney Comment
  UC710895  Lupinus luteolus C. L. Hitchcock 1940-5-20 6480 Shasta 25 mi e Redding (foothills of Sierras); foothills of Sierras Comment
  OBI82064  Lupinus microcarpus var. densiflorus Rhonda Riggins 1989-4-28 1680 Shasta Cleared right-of-way. Hwy. 299, 2.5 mi NE Bella Vista 152 Comment
  CHSC4564  Lupinus microcarpus var. microcarpus C. Glascock 1965-5-15 391 Shasta Roadside ca. 5 mi. w of Burney, on US 299. 1219 Comment
  CHSC78078  Lupinus nanus Terry Nelson 1998-4-18 240 -29 Shasta Growing on the mostly flat natural plains 7 mi nw of Cottonwood. 1.6 mi e of the Sacramento River and 40 yds s of Ash Creek. 158 Comment
  UC725490  Lupinus nanus A. A. Heller 1918-5-12 13019 Shasta McCloud River; Fish hatchery Comment
  UC762921  Lupinus nanus R. F. Hoover 1936-5-21 1189 Shasta 3 mi n Redding; n of Redding Comment
  CAS-BOT-BC8214  Lupinus nanus var. vallicola Amos Arthur Heller 1905-5-25 7850 Shasta Near Redding Comment
  JEPS95497  Lupinus nanus var. vallicola Vernon H. Oswald and L. Ahart 1994-4-27 6133 Shasta T34N R4W Sec. 15, ca. 1100 ft, Chaparral-Yellow Pine Forest ecotone. Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, ca. 1.38 mi clockwise from the trailhead 335 Comment
  RSA87471  Lupinus obtusilobus F. W. Peirson 1926-6-23 6845 Shasta Trail to summit of Lassen Peak, Lassen National Park. Comment
  UC624912  Lupinus obtusilobus Fred H. Schumacher 1934-9-3 Shasta sw slope Lassen Peak; sw slope of Lassen Peak Comment
Read comments
May 29 2007
  SEINET10841298  Lupinus obtusilobus David B. Dunn 1971-8-15 Dunn 18152 Shasta Near summit of lassen of e side; lassen national park. Comment
  POM266058  Lupinus vallicola subsp. vallicola C. Leo Hitchcock 1940-5-17 6425 Shasta 3 mi.. e. off Redding. Comment
  CAS-BOT-BC436642  Luzula comosa var. laxa John Thomas Howell 1960-8-22 36341 Shasta Manzanita Lake 1783 Comment
  CHSC61119  Luzula divaricata Vernon H. Oswald; Lowell Ahart 1993-7-27 5724 Shasta Lassen Volcanic National Park. Slope SE of the lower lake in Blue Lake Canyon. On the cliffs SE of the lake. 2133 Comment
  UC22445  Lysimachia thyrsiflora M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  UC19769  Lythrum hyssopifolia M. S. Baker and Frank Nutting 1894-5-20 Shasta Redding Comment
  UCR148821  Lythrum salicaria C. Benefield 2000-8-3 PDR 1198614 Shasta Modoc Plateau, Underneath and on E and W sides of Hwy 299 bridge along Pit River, away from water's edge, between Fall River Mills and Burney Comment
  CDA5121  Lythrum salicaria G. D. Barbe 1985-8-27 4246 Shasta Fall River Valley; Edge of Little Tule River, north of Glenburn. 0 Comment
  NY214968  Madia citrigracilis D. D. Keck 1938-8-9 4892 Shasta Burne Spring, south side of Burney Mountain. Elevation 5000 ft. 1525 Comment
  UCD50257  Madia citrigracilis Christopher Hammersmark 2004-7-1 s.n. Shasta Bear Creek Meadow, meadow/flood plain very close to the headquarters of the Fall River in the northwest corner of the Fall River Valley in the northeastern corner of Shasta County. 1005 Comment
  UCD37453  Madia elegans Beecher Crampton 1960-6-16 5653 Shasta Glenburn, 4.5 miles north of Fall River Mills. 1066 Comment
  CAS-BOT-BC343972  Madia elegans Palmer Stockwell 1934-7-16 85 Shasta 1 mi. west of Viola on the Red Bluff road Comment
  CAS-BOT-BC344532  Madia exigua H. M. Hall; E. B. Babcock 1903-6-1 4017 Shasta Upper Sacramento Valley. Delta 335 Comment
  CHSC99249  Madia exigua Lowell Ahart; John Dittes 2008-6-19 14864 Shasta Open grassland, about 50 yards east of the Pit River, about 100 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills. 993 Comment
  OBI65258  Madia exigua David J. Keil 2004-7-10 30317 Shasta Along California Routes 44/89 southwest of Old Station. Lassen National Forest. Vicinity of 40 deg. 37.676'N x 121 deg. 28.686'W 1539 Comment
  CAS-BOT-BC334664  Madia glomerata F. W. Peirson 1932-7-9 10297 Shasta Burney Springs 1432 Comment
  JEPS29557  Madia glomerata Hans Leschke 1960-9-8 1804 Shasta Little Hot Springs Valley Lassen Volcanic National Park 2225 Comment
  UCD134318  Madia gracilis W. Robert Powell 1981-5-13 2795 Shasta 1.5 miles north-northwest of Cottonwood, near east quarter corner of Section 34. Comment
  CAS-BOT-BC343412  Madia gracilis David D. Keck 1944-7-10 5466 Shasta 2 mi. W. of Platina, on hillside, on middle fork of Cottonwood Creek, inside east boundary of Trinity N.F. 883 Comment
  UC54072  Madia gracilis H. M. Hall and E. B. Babcock Jun 1903 4020 Shasta near Slatonis; Sierra Nevada Mountains, Upper Sacramento 426 Comment
  JEPS116594  Maianthemum stellatum Julie Kierstead Nelson 2006-5-10 2006 -3 Shasta Confluence of Goods Creek & South Fork Goods Creek at junction of Hwy 36 and Rd. 29N28, about 50 miles W of Red Bluff 1036 Comment
  CAS-BOT-BC512887  Maianthemum stellatum Clarence R. Quick 1962-6-16 62 -34 Shasta In a swale where Kosk Creek access road meets Big Bend - Red Mt. road Comment
  UCD20358  Malva neglecta Joe DiTomaso 2002-5-29 s.n. Shasta Shasta County, Fall River. Golf course. Comment
  UCD136585  Marsilea vestita subsp. vestita P. B. Kennedy 1927-6-13 7 Shasta Pit River, Looseley Pool. Comment
  HSC46244  Matricaria discoidea Mark Flippo 1978-5-13 62 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  UCD107773  Medicago lupulina G. J. Young 1912-7-1 3 Shasta Sacramento River. Comment
  UC16089  Medicago polymorpha M. S. Baker and Frank Nutting 1894-5-20 Shasta Redding Comment
  UCD112374  Melica Christopher Mallek 2008-5-8 AC3- 3 Shasta Ash Creek. 876 Comment
  CAS-BOT-BC520390  Melica californica Dana York 2012-5-19 3110 Shasta Shasta-Trinity National Forest, W slope of North Gray Rocks adjacent to the McCloud River Arm of Shasta Lake 932 Comment
  JEPS128471  Melica californica Julie Kierstead Nelson with Martin Lenz 2015-5-18 2015 -039 Shasta Eagles Roost Road, eastern Klamath Range, ca. 1 mile north of Pollard Flat Exit, Interstate 5; ca. 25 miles north of Redding. Comment
  SEINET10599367  Melica californica A. Arthur Heller 1905-5-26 Heller 7857 Shasta Near Redding. Comment
  POM260177  Melica harfordii C. L. Hitchcock 1940-5-20 6474 Shasta 25 miles east of Redding. Comment
  CHSC116251  Melica harfordii Barbara L. Wilson; Nick Otting 2015-5-29 84141 Shasta Pollard Gulch Day Use Area on the Sacramento River; 40.99647 north, 122.41309 west, +/- 39 feet. 413 Comment
  JEPS28567  Mentzelia dispersa George W. Gillett 1957-7-11 702 Shasta ca 1/4 mi above Manzanita Creek (Slopes above Manzanita Lake); Lassen Volcanic National Park 1889 Comment
  UC872466  Mentzelia dispersa Alice Eastwood Jun 29 1912-Jul 11 1912 721 Shasta Goose Valley Comment
  POM83247  Mentzelia dispersa Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  JEPS42851  Mentzelia laevicaulis var. laevicaulis Milo S. Baker 1898-7-12 548 Shasta Pitt River Canyon Comment
  CAS-BOT-BC429090  Micranthes odontoloma Blanche Clear 1940-7-26 s.n. Shasta On trail to White Mt., Lassen Volcanic Park Comment
  CAS-BOT-BC429243  Micranthes oregana Hans Leschke 1960-8-10 1772 Shasta Lassen Volcanic National Park. Badger Flat 1912 Comment
  CAS-BOT-BC429245  Micranthes oregana Blanche Clear 1940-7-25 s.n. Shasta King's Creek Meadow, Lassen Volcanic Park Comment
  CAS-BOT-BC348418  Micropus californicus var. californicus Ellsworth Bethel 1923-6-2 s.n. Shasta Montgomery Creek Comment
  HSC85755  Micropus californicus var. californicus J. P. Smith, J. O. Sawyer 1982-5-9 10392 Shasta Lewiston Turnpike, 0.5 mi. from its junction with Hwy. 299 610 Comment
  UCD80107  Microseris acuminata CNPS SN Foothill Team 2006-5-9 SNFN 0365 d Shasta Shasta Land Trust Easement, Hathaway Ranch, in a vernal pool area SW of, and across Swede Creek from, the Swede Creek plains area. 268 Comment
  JEPS15298  Microseris campestris R. F. Hoover 1936-4-10 900 Shasta Berenda Comment
  CAS-BOT-BC349198  Microseris elegans John Thomas Howell 1954-4-26 29183 Shasta Just west of Tower House Comment
  CAS-BOT-BC349356  Microseris nutans James Jokerst 1985-5-27 2376 Shasta Near Rock Creek 943 Comment
  CDA13105  Microseris nutans G. F. Hrusa, T. D. Wilfred 1996-6-11 13040 Shasta Lassen National Forest; Openings within moist understory of lodgepole pine dominated forest. Soils shallow. USFS S16 approx. 3.5 miles NW of intersection with Hwy 89-44, at intersection with USFS 32N16. Slopes above west side of Bunchgrass Valley. Comment
  JEPS3731  Microseris nutans George Gillett 1952-8-17 195 Shasta two mi below sign indicating trail to Bumpas Hell (along main highway through Lassen Volcanic National Park); Lassen Volcanic National Park Comment
  UCD111684  Mimulus Christopher Mallek 2008-1 s.n. Shasta Ash Creek. 876 Comment
  JEPS11715  Mimulus breweri Francis W. Pennell 1940-7-21 26220 Shasta w Summit Lake (Route 89); Lassen National Park 1981 Comment
  JEPS3306  Mimulus breweri George Gillett 1952-8-11 180 Shasta 3/4 mi below Bumpas Hell (on Kings Creek trail); Lassen Volcanic National Park 2316 Comment
  UC444814  Mimulus breweri W. C. Blasdale Aug. 1891 Shasta Base of Mt. Grayback [=Mt. San Gorgonio], San Bernardino Mts.; Dry Lake Comment
  RSA102738  Mimulus breweri F. J. Hermann 1931-6-27 2460 Shasta Mountain meadow south of Park Entrance, Lassen Volcanic National Park Comment
  RSA469586  Mimulus kelloggii S. Plant 1978-5-13 240 Shasta Beegum Gorge Road (Forest Service Road 1S02. 976 Comment
  UC1063023  Mimulus kelloggii P. L. Johannsen 1932-6-12 128 Shasta Cedar Creek Redding Quadrangle 518 Comment
  JEPS28550  Mimulus layneae George W. Gillett 1957-7-9 681 Shasta about 2 mi s Big Springs (confluence of Hat Creek and Lost Creek, n of Lassen Volcanic National Park); Hat Creek, Lost Creek 1524 Comment
  JEPS3321  Mimulus layneae George Gillett 1952-7-4 56 Shasta 15 mi n Lassen Volcanic National Park (along State Highway 89, near Subway Cave opening (near Old Station)) 1310 Comment
  UC454787  Mimulus layneae I. J. Condit 1911-8-5 Shasta Castella Comment
  UC584314  Mimulus layneae G. L. Stebbins Jr. and J. A. Jenkins 1937-7-17 2419 Shasta s side Red Mountain 1737 Comment
  UCD122754  Mimulus layneae G. F. Hrusa; T. D. Wilfred 1996-6-11 13008 Shasta E side of Hwy 89 approx. 1/2 m. N of Old Station Trailer, and between USFS N99 and N91. 1386 Comment
  UCD93999  Mimulus layneae Dena Grossenbacher; Joel Smith 2008-6-24 892 Shasta Along Highway 36 about 1 mile east of Trinity County line. 1037 Comment
  UC1239064  Mimulus layneae Freed W. Hoffman 1948-7-12 2357 Shasta 22.8 mi e Montague; Little Shasta River Comment
  UC886274  Mimulus lewisii Alice Eastwood Aug 22 1912-Aug 26 1912 1864 Shasta streams at foot Lassen Butte Comment
  PASA128  Mimulus mohavensis Frank W. Peirson 1922-5-14 Shasta Half way from Victoryville to Barstow. On so-called Devil's Kitchen Comment
Read comments
Jun 24 2016
  UC1543766  Mimulus nanus var. jepsonii Harold and Virginia Bailey 1948-8-27 2930 a Shasta Kings Creek Meadow mear picnic grounds Lassen Volcanic National Park 2164 Comment
  LA96476  Mimulus nanus var. mephiticus Frank W. Peirson; 1932-7-16 10309 Shasta Burney Spring 1432 Comment
  RSA535581  Mimulus nanus var. nanus David M. Thompson 1988-6-5 934 Shasta Near Old Station. Subway Cave, just N of jct of Hwy 44 and Hwy 89. 1280 Comment
  JEPS10596  Mimulus pilosus J. W. Blankinship 1910-7-9 Shasta Stillwater Creek Comment
  JEPS30978  Mimulus primuloides D. E. Breedlove 1962-6-12 3412 Shasta 0.5 mi s Old Station (along State Highway 89); Cascade Range, Hat Creek 1371 Comment
  JEPS79376  Mimulus primuloides L. R. Heckard with E. Lim Dhillon and M. Ashton 1979-7-21 5148 Shasta w crossing King Creek (along route 89); Lassen National Park, King Creek Meadow crossing 2225 Comment
  JEPS8695  Mimulus primuloides subsp. linearifolius Rimo Bacigalupi with L. R. Heckard, George Bacigalupi and Ruth D. Sanderson 1952-6-17 3735 Shasta 10 mi w Castella (along forest road to Trinity River) 1249 Comment
  JEPS80697  Mimulus primuloides subsp. primuloides L. R. Heckard 1981-7-12 5148 A Shasta near Summit Lake Guard Station 2011 Comment
  HSC26557  Mimulus pulsiferae D. H. Norris, S. Dowty, Thomas W. Nelson 1971-6-21 19134 Shasta Along Hwy. 44 about 10 mi. E of Shingletown Comment
  JEPS3328  Mimulus tilingii George Gillett 1952-8-12 184 Shasta 300 yards el along rivulets feeding into Upper Kings Creek Meadow Park Highway; Lassen Volcanic National Park 2255 Comment
  SEINET7042840  Mimulus tilingii A. G. Vestal 1955-5-13 s.n. Shasta Old alluvium Ca. 7.5 miles southwest of Redding. Redding quadrangle UTM Zone 10, 544246mE, 4485681mN. Comment
  UCR207038  Mimulus torreyi George K. Helmkamp, E. A. Helmkamp 2009-6-11 14948 Shasta Southern Cascade Mountains, McCumber Lake Road, at the south end of McCumber Lake and 3.3 miles northeast of its junction with CA-44 1099 Comment
  JEPS11703  Mimulus torreyi Francis W. Pennell 1940-6-7 25709 Shasta e Burney (Route 299, w of Buckham Lodge) 1097 Comment
  RSA420994  Mimulus torreyi Christopher Davidson 1973-5-26 2169 Shasta Ca. 15 mi W of Burney on St Hwy 299. 915 Comment
  JEPS51077  Minuartia californica M. A. King March, 1921 Shasta Anderson Comment
  UC1587085  Minuartia douglasii G. Schoolcraft 1991-6-5 2146 Shasta about 5.5 mi s Pittville 1097 Comment
  RSA502343  Minuartia douglasii D. W. Taylor, R. A. Price 1988-6-1 9695 Shasta Burney Valley, on Black Ranch Road ca. 3.3 miles N of Burney and Hwy 299. 945 Comment
  JEPS83845  Minuartia nuttallii subsp. gregaria Dean Wm. Taylor with Rexford E. Palmer 1988-5-4 9609 Shasta road to Pit No. 6 Dam between Cape Horn Creek and Short Creek; Pit River drainage, Montgomery Creek 15' quadrangle 670 Comment
  RSA502371  Minuartia nuttallii subsp. gregaria D. W. Taylor, R. E. Palmer 1988-5-4 9609 Shasta Road to Pit No. 6 Dam between Cape Horn Creek and Short Creek; flora of the Pitt River Drainage. 671 Comment
  UC726265  Mitella diversifolia A. A. Heller 1940-5-28 15685 a Shasta 2 mi e Hatchet Summit (on US Hwy 299) Comment
  UC1024367  Mitella pentandra George W. Gillett 1953-7-20 285 Shasta Bridle Trail at crossing of East Fork Hat Creek; Lassen Volcanic National Park, Vicinity of Summit Lake 2011 Comment
  CAS-BOT-BC220054  Monardella breweri subsp. lanceolata Lewis S. Rose 1945-9-2 45215 Shasta 1 mi. se. of Doyles Corner 975 Comment
  HSC104384  Monardella lanceolata Thomas W. Nelson, Joe Molter 2004-6-21 9255 Shasta Along road to P.G.&E. Dam #6, 3.1 mi. from junction with Bid Bend Rd. 673 Comment
  CDA13542  Monardella odoratissima G. F. Hrusa, T. D. Wilfred 1996-7-22 13369 Shasta Lassen National Forest; USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  LA62529  Monardella odoratissima Carl Epling; William Robison 1935-7-17 sn Shasta Mt. Lassen, Upper King's Creek 3047 Comment
  CAS-BOT-BC222124  Monardella odoratissima subsp. pallida Alice Eastwood 1912-8-22 1849 Shasta On Butte, Lassen Butte Region Comment
  SBBG114468  Monardella odoratissima subsp. pallida D. Emery 1985-8-29 Shasta Hwy 29, Mt Shasta 2194 Comment
  CHSC67976  Monardella sheltonii David Biek 1988-6-3 890 Shasta Next to highway 299W, 1/4 mile west of the Visitor's Center; Whiskeytown N.R.A. 457 Comment
  CHSC9254  Monardella sheltonii G. Strausbaugh 1970-7-19 136 Shasta 5 ft. above w side road bed on dirt road to Shasta Bally ca. 4.5 mi. e of summit. 411 Comment
  CHSC80013  Monardella villosa subsp. villosa L. P. Janeway; B. Castro 1996-7-6 5033 Shasta Klamath Ranges. Along French Gulch Road 11.4 mi north of Hwy 299; 3.5 mi southeast of Trinity Mountain. 680 Comment
  JEPS62421  Monardella villosa subsp. villosa J. W. Blankinship 1911-6-6 Shasta Redding 152 Comment
  JEPS43335  Montia fontana M. A. King Mar. 1921 Shasta Anderson Comment
  UCD101760  Montia linearis Dan Marcum 1982-5-5 s.n. Shasta wet pasture. Comment
  HSC72998  Montia parvifolia M. S. Taylor 1980-6-10 2822 Shasta On W side of Sime Flat Rd., 1 mi. S of Sime Flat Campground, 7 mi. S of Sweet Brier on I-5 915 Comment
  CAS-BOT-BC263372  Muhlenbergia asperifolia R. E. Frenkel 1964-7-12 660 Shasta On California Hwy. 299, 1.2 miles east of McArthur 1066 Comment
  RSA201281  Muhlenbergia filiformis J. T. Howell 1960-8-22 36401 Shasta Dersch Meadows. 1982 Comment
  UC1543805  Muhlenbergia filiformis Harold and Virginia Bailey 1948-8-27 2880 Shasta Badger Flat Lassen Volcanic National Park 1920 Comment
  UCD86671  Muhlenbergia filiformis D. Sanchez-Mata; P. Rodriguez, R. Rivas-Martinez, L. Llorens 1996-9-6 s.n. Shasta Lassen Volcanic National Park. At Summit lake area. 1990 Comment
  CAS-BOT-BC267031  Muhlenbergia filiformis John Thomas Howell 1960-8-22 36401 Shasta Dursch Meadows 1981 Comment
  UC725521  Muhlenbergia rigens A. A. Heller 1923-9-3 13827 Shasta Phelan Ranch Comment
  CAS-BOT-BC83243  Myosurus minimus G. Schoolcraft 1989-4-24 1859 Shasta Green Place Reservoir east of Timbered Crater. 1051 Comment
  CHSC8740  Myriophyllum quitense S. Chulasmai 1966-4-30 20 Shasta Vernal pond, 0.5 mile from Hat Creek River. Comment
  CDA29718  Myriophyllum spicatum David Kratville 2009-7-2 PDR# 1535009 Shasta Lower Fall River, in the vicinity of Shasta. 0 Comment
  JEPS128438  Myriopteris gracillima Julie Kierstead Nelson with Len Lindstrand III 2015-4-22 2015 -029 Shasta Near summit of Minnesota Mountain, eastern Klamath Range, east of I-5; north side of Shasta Lake between McCloud and Squaw Creek arms. Comment
  OBI29895  Myriopteris gracillima Robert J. Rodin 1971-6-14 8463 Shasta At Slate Creek, 35 miles north of Redding along Highway #5 701 Comment
  CHSC68920  Najas flexilis Vernon Oswald; Beth Corbin, Mike Dolan 1997-6-28 8655 Shasta North of McArthur on the arm of Big Lake leading to the boat launch ramp at the Rat Farm. 1005 Comment
  RSA32748  Nama lobbii A. A. Heller 1937-7-21 15930 Shasta Near the Sulphur Works entrance to Lassen Volcanic National Park Comment
  UCD87446  Nassella pulchra A. A. Beetle 1942-5-21 3352 Shasta Near Ingot Oregon Oak Experimental Plot. Comment
  POM266053  Nasturtium officinale C. L. Hitchcock 1940-5-24 6540 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  SEINET10931438  Navarretia Mary Susan Taylor, James D. Jokerst 1985-5-27 Taylor 5493 Shasta Just N of Rock Creek Campground, along road; ca. 3 air mi W of Lake Britton, ca. 10 air mi NNW of Burney. Yellow Pine Forest. T37N R2E sec 27. Comment
  UC856865  Navarretia divaricata subsp. vividior C. L. Hitchcock 1940-5-26 6605 Shasta ca 12 mi n Fall River Mills 1371 Comment
  UC52429  Navarretia filicaulis Milo S. Baker 1898-7-7 Shasta between Stevens' and Morley's Station Comment
  CAS-BOT-BC230311  Navarretia heterandra Alice Eastwood 1912-6-26 681 Shasta Oak Run Comment
  SJSU1539  Navarretia intertexta C. W. Sharsmith 1954-6-23 6188 Shasta c. 15 mi S of Burney Falls of Pit R Comment
  UCD37456  Navarretia intertexta subsp. propinqua Beecher Crampton 1960-6-16 5657 Shasta Shasta County, Glenburn, 4.5 miles north of Fall River Mills. 1066 Comment
  CHSC34097  Navarretia leucocephala J. D. Prouty 1981-7-21 1269 Shasta Meadow on edge of marsh, ca. 5 mi. s. of Fall River Mills. 1097 Comment
  UC856834  Navarretia leucocephala L. E. Smith 1913-5-24 239 Shasta Redding Comment
  UC1221742  Navarretia leucocephala subsp. minima Beecher Crampton 1958-8-13 5088 Shasta 9 mi n Burney (n end of Goose Valley); Goose Valley 1066 Comment
  UCD37269  Navarretia leucocephala subsp. minima Beecher Crampton 1958-8-13 5088 Shasta Shasta County, at northern end of Goose Valley, 3.6 miles northeast of Goose Valley Ranch headquarters, 7.5 miles north of Scott Lumber Mill, 9 miles north of Burney. 1066 Comment
  JEPS100697  Navarretia viscidula Dean Wm. Taylor with Rexford E. Palmer 1988-6-5 9784 Shasta Milleville Plains, under high-voltage, steel-tower powerlines 207 Comment
  UCD48706  Navarretia viscidula W. Robert Powell 1981-6-10 2805 Shasta 7 mis. Ese Redding, end of Little Meadow Lane. Comment
  UC856898  Navarretia viscidula A. A. Heller 1916-6-25 12453 Shasta 10 mi n Redding Comment
  JEPS88221  Nemacladus capillaris V. H. Oswald, Lowell Ahart and Robin Ondricek-Fallsheer 1996-7-1 7905 Shasta Harrison Gulch Rd. 2.4 mi. (odometer) n. of Hwy. 36 w. Platina; N. Coast Ranges 944 Comment
  JEPS90732  Nemacladus capillaris Dean Wm. Taylor with Glenn Clifton 1990-6-11 10859 Shasta Tamarack Rd. (Whitmore to Burney) just w summit in low divide between Miller Mtn. and Cutter Butte (along right-of-way of Pacific Gas Pipeline); Cascade Mountains, Miller Mountain 7 1/2' USGS quadrangle 1463 Comment
  UC890879  Nemacladus capillaris Alice Eastwood Jun 29 1912-Jul 11 1912 788 Shasta Goose Valley Comment
  CHSC9463  Nemophila heterophylla G. Strausbaugh 1970-3-29 18 Shasta Partly shaded east bank of Whiskey Creek ca. 50 yds. west of Whiskeytown Hwy. and ca. 25 ft. above water's edge. 376 Comment
  HSC46249  Nemophila heterophylla M. Alcasas 1978-5-13 74 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  HSC65642  Nemophila heterophylla J. P. Smith, J. O. Sawyer 1973-4-14 6081 Shasta 3.8 mi. E of Buckhorn Summit on Hwy. 299 640 Comment
  UC726900  Nemophila heterophylla A. A. Heller 1942-5-3 16441 Shasta along the road leading to Sunnyhill Mine 5 mi e <Sunnyhill Mine> (near Jerusalem Creek); e of Sunnyhill Mine near Jerusalem Creek Comment
  UC880888  Nemophila heterophylla Alice Eastwood Jun 29 1912-Jul 11 1912 Shasta Goose Valley Comment
  CAS-BOT-BC219388  Nemophila parviflora Ellsworth Bethel 1923-5-7 s.n. Shasta Big Bend, Henderson P.O. Comment
  HSC92586  Nemophila pedunculata Moulton, Sparks, Wood 1995-4-22 13 Shasta 1 mi. up A16, 8 mi. from Basin Gulch Campground 701 Comment
  CHSC89651  Nepeta cataria R. Fischer; J. Marr 2004-8-14 355 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located near camp 7 at water edge of Horr Pond. On mdw between Hor Pond and camp 7. Another population obs. near Ja-She camps and Ya-She pond. 1010 Comment
  CAS-BOT-BC140152  Neviusia cliftonii Robert M. Rhode 1994-4-30 107 Shasta Along Shasta-Trinity National Forest Road 27, 0.6 miles north of Squaw Creek Forest Service Station (and bridge over Squaw Creek) 365 Comment
  CHSC115027  Neviusia cliftonii Stephanie Puentes 2010-8-30 Shasta Along a tribulary of Stein Creek. Along stream and up steep banks of the creek. 423 Comment
  CHSC89981  Neviusia cliftonii Colby J. Boggs 2003-6-13 54 Shasta Approximately 0.5 miles north of Packers Bay, Shasta Lake. N-facing slope in Waters Gulch. 377 Comment
  JEPS111019  Neviusia cliftonii J. K. Nelson with Len Lindstrand III 2004-9-1 2004 -100 Shasta Stein Creek, Pit River Arm, Shasta Lake; ca 20 miles NE of Redding 326 Comment
  JEPS111043  Neviusia cliftonii J. K. Nelson with Len Lindstrand III 2004-9-1 2004 -103 Shasta Shoreline north of Blue Ridge, Pit River Arm, Shasta Lake; ca 20 miles NE of Redding 326 Comment
  JEPS123387  Neviusia cliftonii Kevin Heidel 2015-4-29 19 Shasta Slope below limestone outcrop on ridge north of Marble Creek, southwest at North Gray Rocks. O'Brien 7.5' Q. Comment
  JEPS95211  Neviusia cliftonii Abigail Long 1993-5-1 Shasta above Low Pass Creek ca. 1/2 mi SE of Chirpchatter Campground, next to jeep trail Comment
Read comments
Apr 22 2010
  NY436088  Neviusia cliftonii D. W. Taylor 1992-5-5 12513 Shasta Cedar Creek drainage, along Highway 299 2.5 miles E of the function with Oak Run Road (7.4 road miles W of Round Mountain post office). (Devils Rock 7½' quadrangle). 442.0 Comment
  SEINET4855373  Neviusia cliftonii Unknown 1992-6-13 12192 Shasta Off of Hwy 299, 2.5 mi E of junction with Oak Run Rd. Steep north-facing slope adjacent to Cedar Creek. Ca. 40 air km NE of Redding. NW 1/4 of NW 1/4 of S29. 442 Comment
  UCR100842  Neviusia cliftonii Robert Rhode 1994-4-30 107 Shasta Along Shasta-Trinity National Forest Road 27, 0.6 mi north of Squaw Creek Forest Service Station (and bridge over Squaw Creek) 366 Comment
  HSC104359  Neviusia cliftonii Len Lindstrand III 2015-5-15 21237 Shasta Allie Cove, Approx. 0.40 mi. NE of South Gray Rocks 457 Comment
  UCD166829  Neviusia cliftonii Kevin Heidel 2015-4-29 20 Shasta Allie Cove, Shasta Lake, California. Slope below limestone outcrop on ridge approximately 0.40 mile northeast of Gray Rock. Allie Cove is 17 mi SSE of Lamoine along Pit River Arm, Shasta Lake. 457 Comment
  SD104453  Notholithocarpus densiflorus var. echinoides Reid Moran 1978-6-24 26069 Shasta slope above Little Roaring Creek 775 Comment
  UCR70765  Notholithocarpus densiflorus var. echinoides Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-6-23 4468 Shasta Along road to Bully Choop, 12 mi. from junction with County Road A16 Comment
  SEINET7096723  Odontostomum hartwegii A. G. Vestal 1963-6-4 s.n. Shasta Bank of Creek south of Redding (Churn Creek) on the east side of the Sacramento River.NAD27 40? deg. 28' 38ao, -122?_ 18' 07ao (converted to WGS84 decimal degrees) UTM Zone 10 559166mE, 4480682mN. Comment
  UCD111925  Odontostomum hartwegii Christopher Mallek 2008-1 AC1- 5 Shasta Ash Creek. 876 Comment
  UCR11248  Odontostomum hartwegii Wm. Horn Jr. 1967-5-18 670518- 2 Shasta Anderson, Deschutes Rd. and Barney St 152 Comment
  UCR80291  Odontostomum hartwegii Christopher Davidson 1973-5-22 2096 Shasta Cow Creek, along Hwy 299, c. 15 mi east of Redding. 273 Comment
  HSC22028  Odontostomum hartwegii Richard Spjut 1971-5-15 1895 Shasta Oak Bottom Campground, Whiskeytown Lake Comment
  HSC45652  Odontostomum hartwegii Diane L. Reed 1978-5-14 122 Shasta Hwy. A16, 2.5 mi. N of Igo Comment
  UC1005714  Odontostomum hartwegii Frank W. Gould 1939-5-26 746 Shasta 17 mi. n. Redding (1 mi. s. of hwy. on side rd.) 500 Comment
  UC54439  Oenothera flava subsp. flava H. M. Hall and E. B. Babcock June, 1903 4198 Shasta Fall River Springs Sierra Nevada Mountains (ne Shasta Co.) 1036 Comment
  CDA8339  Onopordum acanthium E. Finley 2008-5-31 PDR# 1365093 Shasta Redding, 21461 Kokomo Ct., X Logan Rd. 0 Comment
  JEPS84142  Orcuttia tenuis R. D. Stone and J. M. Erzinger 1986-7-16 754 Shasta s side of Hwy 44 0.75 mi w intersection with Airport Road (e of Redding); Central Valley 172 Comment
  JEPS84143  Orcuttia tenuis R. D. Stone and J. M. Erzinger 1986-7-17 755 Shasta 0.7 mi nw intersection of Dersch and Deschutes roads; Central Valley, Stillwater Plains, Hawes Ranch 141 Comment
  JEPS84356  Orcuttia tenuis Dean Wm. Taylor with Glenn L. Clifton 1987-6-9 9036 Shasta about 3.5 air mi nw Burney 944 Comment
  OBI22048  Orcuttia tenuis Robert F. Hoover 1937-1 Shasta Comment
  RSA134189  Orcuttia tenuis Beecher Crampton 1958-8-12 s.n. Shasta 5 miles north of Anderson Comment
  SD116661  Orcuttia tenuis John R. Reeder, Charlotte G. Reeder 1973-5-27 6191 Shasta 5 miles E of Redding along Hwy. 44. Shallow depression covering several acres in a pasture field 152 Comment
  SEINET3840807  Orcuttia tenuis Unknown 1960-1 Shasta 2 miles north of Anderson Comment
  UCD37264  Orcuttia tenuis Beecher Crampton 1958-8-12 5077 Shasta Shasta County, 3.8 miles north of Anderson, 2.2 miles south of Redding Municipal Airport. Comment
  UCD88262  Orcuttia tenuis Beecher Crampton 1958-8-12 5075 Shasta Stillwater Plains, 3.3 miles north of Anderson. Comment
  UCD88270  Orcuttia tenuis Beecher Crampton 1958-8-13 5084 Shasta north end of Goose Valley, 9 miles, by road, north of Burney. 1066 Comment
  RSA565001  Orcuttia tenuis D. W. Taylor, Glenn L. Clifton 1987-6-9 9036 Shasta About 3.5 airmiles NW of Burney; T35N R3E S6 NW/4 of SE/4 945 Comment
  SEINET10791006  Orcuttia tenuis B. Crampton 1960-1 Shasta Comment
  CAS-BOT-BC349978  Oreostemma alpigenum var. andersonii George W. Gillett 1957-8-9 1007 Shasta Lassen Volcanic National Park. East Fork of Hat Creek, near Summit Lake Ranger Station 2026 Comment
  JEPS120216  Oreostemma alpigenum var. andersonii Julie Kierstead Nelson with Martin Lenz, Rhonda Posey, Don Lepley, Brenna Montagne 2012-8-31 2012 -094 Shasta Peavine fen, north of Pit River, west of Hwy. 89, south of Red Mountain, near Pacific Crest Trail; southern Cascades Comment
  UC86922  Oreostemma alpigenum var. andersonii R. M. Austin 1896-8-1 795 Shasta Lassen Peak Comment
  HSC46250  Orobanche fasciculata M. Alcasas 1978-5-13 81 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  UCR52374  Orobanche fasciculata Brent Helm, Mark Steiger, Curtis Miller 1988-3-25 s.n. Shasta 7 mi east of Basin Gulch Turn off along roadside ditch 714 Comment
  CAS-BOT-BC500325  Orobanche uniflora subsp. occidentalis L. E. Smith 1913-4-21 s.n. Shasta Anderson Comment
  CHSC45373  Oxyria digyna Vernon Oswald 1986-8-11 2281 Shasta Lassen Peak Trail near timberline. Common in crevices in rock outcrops. 3002 Comment
  UCD98985  Oxyria digyna D. Sanchez-Mata; P. Rodriguez, R. Gavilan, J. E. Echev. 1996-9-8 s.n. Shasta Lassen Volcanic National Park. At Lassen Peak Crater. At Lassen Peak. 3180 Comment
  JEPS28574  Packera cana George W. Gillett 1957-7-11 715 Shasta above Crater Lake (on slopes of Chaos Crags); Lassen Volcanic National Park, Chaos Crags 2072 Comment
  CAS-BOT-BC316870  Packera eurycephala var. eurycephala A. Heller 1905-5-26 7871 Shasta Near Redding Comment
  CHSC55571  Panicum acuminatum L. P. Janeway 1991-6-15 4029 Shasta Battle Creek Wildlife Area. Along north side of Battle Creek; ca 1 1/2 mi east of the Sacramento River. 120 Comment
  CHSC83227  Panicum acuminatum var. acuminatum Beecher Crampton 1964-8-26 7167 Shasta Lassen National Park, Sulphur Works. Slopes and meadows among hot springs. 2133 Comment
  POM260179  Panicum acuminatum var. acuminatum C. L. Hitchcock 1940-5-23 6528 Shasta 1/2 mile above Burney Falls Comment
  UC768599  Panicum acuminatum var. acuminatum R. F. Hoover 1940-9-21 4607 Shasta Soupan Springs Lassen Peak Comment
  UCD32847  Panicum acuminatum var. fasciculatum Beecher Crampton 1964-8-26 7191 Shasta Castle Crag, along railroad siding. Comment
  UCD37058  Panicum acuminatum var. fasciculatum Beecher Crampton 1956-8-20 3771 Shasta Shasta County, Castle Crag, along Southern Pacific Railroad. 640 Comment
  UCD88523  Panicum acuminatum var. fasciculatum Beecher Crampton 1964-8-27 7198 Shasta 1.9 miles north of Gibson on US Hwy. 99. 426 Comment
  UCD88526  Panicum acuminatum var. fasciculatum Beecher Crampton 1964-8-27 7198 Shasta 1.9 miles north of Gibson on US Hwy. 99. 426 Comment
  UCD89952  Panicum acuminatum var. thermale Beecher Crampton 1964-8-26 7169 Shasta Lassen National Park, head of Little Hot Springs Valley, slopes below Pilot Pinnacle. 2468 Comment
  SEINET10753557  Panicum capillare Dean W. Taylor 1999-8-13 Taylor 17336 Shasta Pit River Canyon, High Cascade Region (CaRH), lake in canyon of Pit River about 3 miles SW of Big Bend (local unofficial place name Big Lake); T36N R1E NW1/4 NW1/4 Section 16; Chalk Mountain 71/2' USGS quadrangle; moist drawdown margin of the lake. 701 Comment
  UCD89502  Panicum capillare Beecher Crampton 1964-8-27 7199 Shasta 1.9 miles north of Gibson. U.S. Hwy. 99. 426 Comment
  SEINET10563837  Panicum huachucae var. fasciculatum A. Arthur Heller 1905-5-26 Heller 7856 Shasta Near Redding. Comment
  SBBG26326  Panicum oligosanthes var. scribnerianum B. Crampton 1964-8-26 Shasta 3 mi S of Dunsmuir, Castle Crags; along railroad Comment
  UCD89762  Panicum oligosanthes var. scribnerianum Beecher Crampton 1964-8-26 7190 Shasta Castle Crag. Comment
  CDA32591  Panicum oligosanthes var. scribnerianum T. R. Haig & J. F. Weber 1971-7-29 Shasta Conant off-ramp, Interstate 5, 6 miles south of Dunsmuir 0 Comment
  CAS-BOT-BC175543  Parnassia palustris Hans Leschke 1960-9-8 1793 Shasta Little Hot Springs Valley. Lassen Volcanic National Park 2240 Comment
  JEPS90768  Paronychia ahartii Dean Wm. Taylor with Glenn L. Clifton and Rexford E. Palmer 1988-3-25 9452 Shasta Milleville Plains 0.8 mi n of Sacramento River at China Garden (under PG&E et al. high-voltage electrical transmission lines); Upper Sacramento Valley, Milleville Plains 137 Comment
  JEPS90770  Paronychia ahartii Dean Wm. Taylor with Glenn L. Clifton and Rexford E. Palmer 1988-3-25 9455 Shasta Millville Plains, bordered by Milleville Plains Road and Hwy 44 under PG&E Pit-Cottonwood high-voltage electrical transmission lines, Upper Sacramento Valley Millville Plains; Upper Sacramento Valley, Milleville Plains 185 Comment
  JEPS37104  Parvisedum pumilum C. F. Rose 310 Shasta flats near Redding Comment
  CAS-BOT-BC259688  Paspalum dilatatum John Thomas Howell 1937-7-19 13146 Shasta 2 miles S of Redding Comment
  SEINET10516881  Paspalum dilatatum Billy Joe Cox 1971-6-10 Cox 3233 Shasta Redding, Parking lot of Dogde Dealer. 114 Comment
  JEPS85620  Paspalum distichum Virginia E. Long 1931-6-11 87 a Shasta just n Anderson 131 Comment
  CHSC96301  Paxistima myrsinites R. Fischer 2006-5-10 904 Shasta Round Valley. Shrubs found along Hwy. 299, west of Burney in the area of the Round Valley fire. Collection made on a canyon edge, south side of road, at a wide dirt road pull-out. 1005 Comment
  UC1601643  Pectocarya penicillata Milo S. Baker 1900-4-29 Shasta Stillwater Plains, Stillwater Creek Bed Comment
  JEPS90092  Pectocarya pusilla Dean Wm. Taylor with Glenn L. Clifton, Jim Andre 1990-4-25 10682 Shasta ca. 0.3 mi. upstream from Ponderosa Way S. Cow Creek (just w. of right-of-way of PG & E Natural Gas piepline); Cascade Nts., Hagaman Gulch 7 1/2 Quad. 1985 ed. 822 Comment
  CHSC9303  Pedicularis densiflora G. Strausbaugh 1970-4-18 36 Shasta .75 mi. ne on Kennedy Memorial Hwy. past Whiskeytown Dam ca. 25 ft. above the lake. 376 Comment
  JEPS10347  Pedicularis densiflora C. F. Rose 1935-4-21 35 Shasta 15 mi nw of Redding Comment
  UC726422  Pedicularis groenlandica A. A. Heller 1941-8-16 16298 Shasta Upper King Creek Meadow; Lassen Volcanic National Park 2133 Comment
  RSA646275  Pedicularis groenlandica James Buel 1957-8-8 216 Shasta Cameron Meadow, Lassen Nat'l Park. Comment
  SD87713  Pedicularis semibarbata Frank W. Peirson 1932-7-10 10216 Shasta 1000-Lake Basin 1951 Comment
  CDA13011  Pellaea brachyptera G. F. Hrusa, T. D. Wilfred 1996-6-1 12941 Shasta Lassen National Forest; near Forest Boundary on Hwy 44 approx 2 m. W of Hwy 89 intersection. Comment
  CHSC63549  Pellaea brachyptera Vernon H. Oswald; Lowell Ahart 1994-5-12 6194 Shasta Sugarloaf Creek Trail ca. 0.4 mi NW of the trailhead located on Lakeshore Dr. (35N08), on the W side of the Sacramento River Arm of Shasta Lake. 381 Comment
  HSC49773  Pellaea brachyptera J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9837 Shasta Deer Lick Springs Rd., 3.4 mi. from its junction with Hwy. 36 1098 Comment
  UC1543813  Penstemon Harold and Virginia Bailey 1948-8-25 2999 Shasta Lassen Volcanic National Park, Summit Lake 2040 Comment
  RSA502342  Penstemon azureus D. W. Taylor, R. E. Palmer 1988-5-4 9616 Shasta Road to Pit No. 5 Dam about 1.2 miles W from Big Bend Road. 598 Comment
  SBBG7113  Penstemon azureus H. and M. Dearing 1938-6-27 2164 Shasta near road to Butte Lake, Hat Crk Comment
  NY1056911  Penstemon azureus subsp. azureus T. W. Nelson 2004-6-21 9257 Shasta Along road to PG7E Pit dam #6. 3.3 miles from junction with Big Bend road. Cascades of Califronia 560 Comment
  RSA104152  Penstemon azureus subsp. azureus Elmer I. Applegate 1929-6-18 5756 Shasta Pollock, Sacramento River Canyon. Comment
  CHSC60418  Penstemon davidsonii var. davidsonii Mary Ann Showers 1992-6-27 2616 a Shasta Pumice flat northwest of Cresent Crater. 2194 Comment
  UC1036277  Penstemon davidsonii var. davidsonii George W. Gillett 1952-7-26 102 Shasta Lassen Peak trail, summit Lassen Volcanic National Park 3169 Comment
  JEPS57388  Penstemon filiformis L. R. Heckard and T. I. Chuang 1968-7-2 1960 Shasta 2 1/2 mi n of La Moine (about 1 mi n of Pollard Flat, w side of Sacramento River); Sacramento River 426 Comment
  NY600713  Penstemon gracilentus F. W. Pennell 1940-7-21 26211 Shasta 9 miles northeast of Manzanita Lake, Lassen National Park 1767.8 Comment
  SEINET7762682  Penstemon gracilentus Unknown 1972-7-11 s.n. Shasta Lassen National Park Comment
  JEPS3598  Penstemon heterodoxus var. shastensis George W. Gillett 1952-7-29 133 Shasta e side Hat Lake Lassen Volcanic National Park, e side Hat Lake (near main highway through Park) 1981 Comment
  RSA0094218  Penstemon heterodoxus var. shastensis Jim M. Andre, Tasha La Doux, Senna Andre, Elias Andre 2013-7-12 31407 Shasta Along north side of Hwy 89 at Pondosa Rd exit, Little Bear Flat, approx. 25 mi. east of McCloud, approx. 20 mi. north of Burney, just south of Siskiyou Co. line. 1236 Comment
  RSA113681  Penstemon heterodoxus var. shastensis George Gillet 1953-7-22 291 Shasta Upper King's Creek Meadow 2226 Comment
  UC1576752  Penstemon heterodoxus var. shastensis Dean W. Taylor 1988-6-21 9842 Shasta s base Burney Mountain (Burney Spring, Lassen National Forest, Cascade Mountains); Lassen National For, Cascade Mts., Burney Mt, Burney Spring 1444 Comment
  UC54617  Penstemon heterodoxus var. shastensis H. M. Hall and E. B. Babcock June, 1903 4273 Shasta Great Spring Sierra Nevada Mountains, Hat Creek (north-eastern Shasta County) 1371 Comment
  CDA13515  Penstemon neotericus G. F. Hrusa, T. D. Wilfred 1996-7-22 13341 Shasta Lassen National Forest; Adjacent to Hwy 89, approx. 2 miles S of intersection with USFS S16. Comment
  RSA79850  Penstemon neotericus F. W. Peirson 1932-7-14 10219 Shasta Rocky slopes of Eiler Butte, Thousand Lake Basin. 1951 Comment
  RSA27915  Penstemon neotericus C. Leo Hitchcock 1940-5-23 6508 Shasta 7 miles west of Burney Comment
  RSA31874  Penstemon neotericus A. A. Heller 1940-5-28 15679 Shasta East side of Hatchet Mountain on the grade leading down toward Burney. 1067 Comment
  UCD124315  Penstemon newberryi Dean Wm. Taylor; Ingrid Olmstead 1975-8-24 s.n. Shasta Lassen National Forest; Thousand Lakes Wilderness, Magee Peak and vicinity. 2438 Comment
  CAS-BOT-BC239314  Penstemon newberryi var. berryi Alice Eastwood 1923-5-22 11896 Shasta Sisson, road to Mt. Shasta Comment
  CAS-BOT-BC239342  Penstemon newberryi var. berryi George W. Gillett 1957-8-10 1030 Shasta Lassen Volcanic National Park, Pilot Pinnacle 2706 Comment
  NY627300  Penstemon newberryi var. newberryi E. K. Balls 1956-6-19 21831 Shasta 0.5 mile west of entrance to Mount Lassen National Park along State Highway 44 to Viola 1676.4 Comment
  UC1036252  Penstemon newberryi var. newberryi George W. Gillett 1952-7-15 76 Shasta lower Twin Lake, S side Lassen Volcanic Naional Park 2011 Comment
  UC1553533  Penstemon parvulus E. Dean 1988-7-11 119 Shasta trail to Castle Dome Castle Crags (serpentine area just below turn-off to Indian Springs) 1341 Comment
  CAS-BOT-BC239617  Penstemon rydbergii var. oreocharis Hans Leschke 1955-7-17 s.n. Shasta Lassen Volcanic National Park, Kings Creek meadows 2200 Comment
  CAS-BOT-BC140472  Peraphyllum ramosissimum Ellsworth Bethel 1923-6-26 s.n. Shasta Fall River Mills Comment
  CHSC93219  Peraphyllum ramosissimum R. Fischer 2005-7-20 466 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Near Spatter Cone Trail, south-eastern portion of loop. 1051 Comment
  CHSC93192  Perideridia bolanderi subsp. bolanderi R. Fischer 2005-7-16 523 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collection made on Juniper Trail between camp 7 and Fishhawk Tr. Junction. 1036 Comment
  CHSC93193  Perideridia bolanderi subsp. bolanderi R. Fischer 2005-7-17 596 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected on meadow edge on the west shore and south end of Big Lake. 1011 Comment
  UC1390019  Perideridia bolanderi subsp. bolanderi T. I. Chuang and L. Constance 1966-6-12 6043 Shasta on Hwy 99W 1 mi s Pollard Flat Comment
  RSA97464  Perideridia parishii subsp. latifolia F. W. Peirson 1922-7-13 10190 Shasta Big Meadow, Thousand-Lakes Basin 1951 Comment
  RSA768289  Persicaria Justin M. Wood 2010-9-1 2504 Shasta [Sacramento River:] City of Redding: Small pond open to the river on the west side of the river, +/- 0.5 miles upstream of Cypress Ave bridge. 143 Comment
  CAS-BOT-BC413630  Persicaria amphibia Jeanne Janish; Carl Janish 1938-9-6 s.n. Shasta Manzanita Lake, Lassen National Park 1828 Comment
  JEPS1757  Petrorhagia dubia Duane Cutright 1952-4-12 32 Shasta 1 1/2 mi n Anderson 106 Comment
  UCD120515  Phacelia hastata subsp. compacta Dean Wm. Taylor; Ingrid Olmsted 1975-8-24 4677 Shasta Lassen National Forest: Thousand Lakes Wilderness, Magee Peak and vicinity. 2438 Comment
  SEINET3091830 Image available Phacelia heterophylla C. W. Sharsmith 1954-6-23 6194 Shasta Ca. 18 miles south of Burney Falls of Pit River. Comment
  UC54515  Phacelia linearis H. M. Hall and E. B. Babcock June, 1903 4272 Shasta Great Spring Sierra Nevada Mountains, Hat Creek 1371 Comment
  HSC67496  Phacelia mutabilis J. P. Smith, J. O. Sawyer 1975-6-23 8299 Shasta Buckhorn Bally, 3.5 mi. S of Hwy. 299 at Buckhorn Summit on road to Bully Choop 1524 Comment
  SBBG11366  Phacelia mutabilis H. and M. Dearing 1938-6-27 2159 Shasta Subway Cave 1524 Comment
  RSA74490  Phacelia mutabilis F. W. Peirson 1932-7-9 10291 Shasta Burney Spring. 1433 Comment
  UC107391  Phacelia procera Mrs. R. M. Austin Aug. 1896 288 Shasta Lassens Peak Comment
  UC73698  Phacelia thermalis Milo S. Baker 1898-7-12 388 Shasta Fall River Valley Comment
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Sep 6 2010
  RSA789608  Philadelphus gordonianus R. W. Spjut, Paul Burchstead 2008-6-9 16336 Shasta County road. Just under the overpass of I-5 at Lamoine exit. 402 Comment
  CAS-BOT-BC77403  Philadelphus lewisii Alice Eastwood 1912-6-27 652 Shasta Montgomery Creek Comment
  CAS-BOT-BC77406  Philadelphus lewisii Mrs. H. C. Cantelow 1935-6-9 964 Shasta Nr. old town of Shasta Comment
  JEPS91161  Phlox speciosa subsp. nitida Dean W. Taylor 1993-4-30 13377 Shasta Sacramento River Canyon, Sims Flat; Hazel Creek (ca. 2.5 mi S of Castella) 518 Comment
  HSC38031  Phlox speciosa subsp. nitida Thomas W. Nelson, Jane P. Nelson 1976-5-10 2496 Shasta Buckhorn Summit beside SR 299 976 Comment
  JEPS42580  Phoradendron densum Mrs. C. F. Rose 1935-3-18 Shasta Whiskeytown Comment
  RSA107793  Phoradendron densum L. S. Rose 1955-6-14 55093 Shasta Whiskeytown. 335 Comment
  UC1100406  Phragmites australis Malcolm A. Nobs and S. Galen Smith 1949-7-20 1042 Shasta e side Big Lake (ca 3 mi e of McArthur); e side of Big Lake Comment
  JEPS106482  Phyla nodiflora var. nodiflora J. K. Nelson with Len Lindstrand III 2004-9-1 2004 -107 Shasta Keluche Creek, McCloud River Arm, Shasta Lake; ca. 20 mi NE of Redding 320 Comment
  CAS-BOT-BC58804  Phyllodoce breweri Alice Eastwood 1912-8-22 s.n. Shasta Lassen Butte Region - Lassen Butte Comment
  CAS-BOT-BC58849  Phyllodoce breweri Hans Leschke 1959-8-10 1654 Shasta Lassen Volcanic National Park - Soda Lake 2385 Comment
  JEPS66658  Phyllodoce breweri W. L. Jepson 1929-9-28 15317 Shasta nw slope of Lassen Peak above camp Lassen Peak 2438 Comment
  CAS-BOT-BC60755  Physaria occidentalis George W. Gillett 1953-8-27 354 Shasta Lassen Volcanic National Park. Summit are of Lassen Peak. Southeast ridge near trail. 2941 Comment
  CAS-BOT-BC60758  Physaria occidentalis F. N. Bassett 1923-7-10 s.n. Shasta Mount Lassen. Comment
  CAS-BOT-BC142154  Physocarpus capitatus L. E. Smith 1913-7-20 470 Shasta Iron Mountain Comment
  JEPS87691  Physocarpus capitatus Vernon H. Oswald and Lowell Ahart 1994-4-27 6140 Shasta w side of McCloud River Arm Shasta Lake (Bailey Cove Trail, ca 2.06 mi clockwise from trailhead); w side of McCloud River Arm Shasta Lake, Bailey Cove Trail 335 Comment
  CDA35775  Phytolacca americana J. R. Keck Jr. 1992-5-14 PDR# 724908 Shasta Southeast end of Shea s Big Pond near Redding. 0 Comment
  SJSU1296  Picea breweriana M. L. Siebert 1952-8-15 Shasta Castle Crags State Park Comment
  UC1085286  Pinus albicaulis J. M. Crawford 1957-8-7 15 Shasta summit Highway 89; Lassen National Park 2560 Comment
  UC436288  Pinus albicaulis E. B. Copeland 1930-8-5 Shasta Mt. Lassen 3000 Comment
  UC813196  Pinus attenuata Louis C. Wheeler 1935-3-31 3411 Shasta delta Sacramento River (Sacramento River, on clay mesa) 396 Comment
  SEINET4689905 Image available Pinus jeffreyi Paul D. Sorensen 1995-1 9475 Shasta Lassen National Forest, c. 1 mile eastbound on CA 44 from jct with CA 89 1311 Comment
  UC1219799  Pinus lambertiana W. D. Hagenstein 1938-10-16 8493 Shasta 1371 Comment
  CHSC78  Pinus ponderosa K. McKenzie 1928-3-18 Shasta Hatchet Creek Mountain. 1371 Comment
  JEPS46864  Pinus ponderosa George W. Gillett 1957-9-11 1137 Shasta near w slope Table Mountain; Lassen Volcanic National Park, Manzanita Lake area, Chaos Ju 1798 Comment
  UC1134119  Pinus ponderosa R. W. Lundh 1932-11-19 184 Shasta 0.5 mi e Niagra Mine; Weaverville Quad. 914 Comment
  POM282110  Pinus ponderosa Lyman Benson 1929-3-26 1063 Shasta Mountain Springs, Pacific Highway. Comment
  CAS-BOT-BC136549  Piperia colemanii Alice Eastwood 1912-6-29 931 a Shasta Field redacted by CAS, contact the data manager for more information Comment
  RSA70067  Piperia unalascensis Frank W. Peirson 1932-7-12 10132 Shasta Thousand-Lake Basin. 1951 Comment
  UC1543736  Plagiobothrys Harold and Virginia Bailey 1948-8-27 2868 a Shasta Badger Flat Lassen Volcanic National Park, Badger Flat 1920 Comment
  UC725555  Plagiobothrys A. A. Heller 1942-5-3 16440 Shasta just w Oak Comment
  JEPS98905  Plagiobothrys bracteatus Carol Witham 1993-6-23 508 Shasta 300 m N of W end of Brown Rd. (near crossing of PG&E gas pipeline); Fall River valley 1097 Comment
  CHSC79478  Plagiobothrys canescens G. F. Hrusa 1996-4-30 12899 Shasta Upper Sacramento Valley. Along Gover Ditch. E side of Sacramento River at corner of Gover Rd. and Sacramento River ~3 m. S of Anderson. 110 Comment
  CHSC84038  Plagiobothrys canescens Lowell Ahart; John Dittes 2003-5-22 10195 Shasta Meadow south of the wash, west of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  RSA128487  Plagiobothrys glyptocarpus Robert F. Hoover 1937-5-19 2273 Shasta Four miles east of Redding Comment
  CHSC84087  Plagiobothrys glyptocarpus var. glyptocarpus Lowell Ahart; John Dittes 2003-5-12 10140 Shasta Vernal pool, pasture field, about 250 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  UC726973  Plagiobothrys glyptocarpus var. glyptocarpus A. A. Heller 1942-5-3 16445 Shasta 3 mi e Ono Comment
  CHSC105705  Plagiobothrys greenei Julie Kierstead Nelson 2005-5-2 2005 -005 Shasta Floodplain of Stillwater Creek, Encanto Way, 8 miles NE of Redding. 182 Comment
  CAS-BOT-BC230992  Plagiobothrys hispidulus Alice Eastwood 1912-6-28 s.n. Shasta Burney Comment
  CDA13552  Plagiobothrys hispidulus G. F. Hrusa, T. D. Wilfred 1996-7-22 13378 Shasta Lassen National Forest; USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  CHSC60333  Plagiobothrys hispidulus Mary Ann Showers 1992-6-28 2651 Shasta Lassen Volcanic National Park. Pond below Windy Point, west of Mill Creek. 1950 Comment
  UC881331  Plagiobothrys hispidulus Lewis S. Rose 1940-6-10 40484 Shasta 8 mi w Burney; Hatchet Mt. 1310 Comment
  HSC38279  Plagiobothrys nothofulvus Thomas W. Nelson, Jane P. Nelson 1976-3-21 2272 Shasta Beside Hwy. 299, 3 mi. W of Clear Creek bridge Comment
  SEINET12271394  Plagiobothrys scouleri Unknown 1940-1 40484 Shasta Hatchet Mt Comment
  UCD80158  Plagiobothrys stipitatus var. micranthus CNPS SN Foothill Team 2006-5-9 SNFN 0365 b Shasta Shasta Land Trust Easement, located in a vernal pool area SW of, and across Swede Creek from, the Swede Creek plains area of the Hathaway Ranch. 268 Comment
  SEINET7063008  Plagiobothrys stipitatus var. stipitatus A. G. Vestal 1955-5-14 s.n. Shasta Stillwater Plains southeast of Redding. UTM Zone 10, 559140mE, 4490505mN. (WGS84/NAD83). 175 Comment
  HSC85703  Plagiobothrys tenellus J. P. Smith, J. O. Sawyer 1982-5-8 10363 Shasta 0.7 mi. N of French Gulch 640 Comment
  CAS-BOT-BC289  Plagiobothrys tener Alice Eastwood 1912-6-29 718 Shasta Goose Valley Comment
  UCD124393  Plantago coronopus John Thomas Howell 1954-4-26 29179 Shasta west of Tower House. Comment
  CHSC60120  Plantago erecta C. Underwood 1987-4-13 5 Shasta 50 ft. w side of Dry Creek, 2 1/2 mi. n of Hwy 299, 8 mi. e of Redding. Comment
  JEPS25412  Plantago erecta Rimo Bacigalupi with G. T. Robbins 1959-4-22 7027 Shasta State Highway 44 Palo Cedro 141 Comment
  UC450063  Plantago erecta Milo S. Baker 1896-5-7 Shasta near Redding (Bed of Sacramento River); Sacramento River Comment
  SBBG19494  Platanthera dilatata var. leucostachys J. A. Lowery 1962-7-11 11 Shasta Silver Lake, Hatchet Mtns, ca. 40 mi E of Redding 1524 Comment
  RSA69850  Platanthera leucostachys Frank W. Peirson 1932-7-17 10318 Shasta Wallace Ranch. Goose Valley. 915 Comment
  UC1024386  Platanthera sparsiflora George W. Gillett 1952-8-14 185 Shasta vicinity Summit Lake (along n margin of lake); Lassen Volcanic National Park, Summit Lake 2042 Comment
  POM107724  Platanthera sparsiflora Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  UC72708  Platystemon californicus Milo S. Baker 1896-5-7 7 Shasta Redding Comment
  SBBG26962  Plectritis congesta subsp. brachystemon C. L. Hitchcock 1940-5-26 6604 Shasta Fall River, ca. 12 mi N of Fall River Mills 1371 Comment
  HSC49279  Plectritis macrocera J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9852 Shasta 1 mi. N of bridge over Brown's Creek on County Line Rd. 671 Comment
  HSC27292  Poa annua J. P. Smith 1972-3-18 5072 Shasta Redding, Motel Orleans parking lot Comment
  UC1543787  Poa bolanderi Harold and Virginia Bailey 1948-8-27 2903 b Shasta Hat Creek Rd to Badger Flat; Lassen Volcanic Nat'l Park 1920 Comment
  OBI58723  Poa bolanderi W. J. Dress 1951-8-12 3761 Shasta Along Rte 89, about 2.5 mi S of the Shasta-Siskyou Co line Comment
  HSC26523  Poa bulbosa J. P. Smith, J. O. Sawyer 1972-5-6 5235 Shasta Lassen National Forest, Boundary Campground on Hwy. 89, S of Burney. 1067 Comment
  JEPS86162  Poa bulbosa Wayne Roderick June 1963 Shasta near foot of Burney Falls Comment
  UCR206923  Poa bulbosa George K. Helmkamp, E. A. Helmkamp 2009-6-11 14960 Shasta Southern Cascade Mountains, McCumber Lake Road, at the south end of McCumber Lake and 3.3 miles northeast of its junction with CA-44 1099 Comment
  SJSU11277  Poa howellii S. H. Casey 1980-6-21 1170 Shasta Burney Falls, Burney Falls State Park, northeastern Shasta County Comment
  CAS-BOT-BC255239  Poa pringlei Hans Leschke 1959-8-10 1664 Shasta Above Soda Lake, Lassen Volcanic National Park 2514 Comment
  UCD112272  Poa secunda Christopher Mallek 2008-5-8 AC4- 20 Shasta Ash Creek. 876 Comment
  CHSC93289  Poa secunda subsp. secunda R. Fischer 2005-5-22 538 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected along main park road on the west shore of Big Lake. 1010 Comment
  HSC84187  Poa secunda subsp. secunda J. P. Smith, Thomas W. Nelson 1982-5-15 10446 Shasta Lewiston Turnpike, 7.6 mi from its junction with Hwy. 299. 1220 Comment
  CAS-BOT-BC243200  Poa secunda subsp. secunda John Thomas Howell 1954-4-26 s.n. Shasta 5 miles E of Buckthorn Summit on road to Redding Comment
  CDA13009  Poa wheeleri G. F. Hrusa, T. D. Wilfred 1996-6-1 12939 Shasta Lassen National Forest; Bunchgrass on formerly disturbed slopes. Dry, gravelly, sandy soil. Common. On Hwy 44 approx 1/2 m. N of Hwy 89 intersection. Comment
  JEPS62477  Pogogyne zizyphoroides Alice King May 1921 Shasta Anderson Comment
  OBI13590  Pogogyne zizyphoroides Robert F. Hoover 1968-5-28 11128 Shasta Bella Vista Comment
  JEPS8316  Polemonium californicum George W. Gillett 1953-7-23 293 Shasta in the blasted area above Hat Lake Hat Lake (near Hat Creek); Lassen Volcanic National Park, , nr Hat Creek 1973 Comment
  RSA304903  Polemonium pulcherrimum J. R. Shevock 1972-7-24 2203 Shasta Summit Lassen Peak; Lassen Park 3049 Comment
  UC1036210  Polemonium pulcherrimum var. pilosum George W. Gillett 1953-7-16 278 Shasta summit area of Lassen Peak Lassen Volcanic National Park, summit Lassen Peak (near summit, Lassen Volcanic National Park) 2895 Comment
  HSC17222  Polygala cornuta D. E. Anderson 1962-8-6 2335 Shasta 2 mi. W of Shingletown Comment
  UC144503  Polygala cornuta var. cornuta A. A. Heller 1905-5-31 7915 Shasta near Middle Creek Station Comment
  JEPS50494  Polygonum amphibium var. stipulaceum W. L. Jepson 1929-9-20 15331 Shasta Manzanita Lake 1828 Comment
  CAS-BOT-BC414275  Polygonum aviculare subsp. depressum Alice Eastwood 1912-6-29 1019 Shasta Goose Valley Comment
  JEPS91064  Polygonum bidwelliae Dean Wm. Taylor with Glenn Clifton 1990-6-11 10848 Shasta 2.5 air mi nw of Shingletown (Northern Sacramento Valley, at s base of Di Hill, along right of way of Pacific Gas Pipeline); Northern Sacramento Valley, Di Hill 670 Comment
  RSA259999  Polygonum bistortoides C. L. Hitchcock 1940-5-23 6527 Shasta ca. 1/2 mile south of Burney Falls. Comment
  UC1303177  Polygonum californicum A. A. Heller 1927-9-10 14472 Shasta on plateau about 3 mi ne Redding Comment
  RSA38301  Polygonum californicum H. D. Ripley, R. C. Barneby 1948-1-6 9667 Shasta Project City of Central Valley. 152 Comment
  UC1036317  Polygonum davisiae George W. Gillett 1952-8-11 170 Shasta near Cold Boiling Lake (along trail from Bumpas Hell to King's Creek); Lassen Volcanic National Park 2255 Comment
  UC850084  Polygonum davisiae Alice Eastwood Aug 22 1912-Aug 26 1912 1850 Shasta Lassen Butte Region Comment
  SEINET3404082 Image available Polygonum majus Marcus E. Jones 1897-7-7 Shasta Lassen's Peak Comment
  CHSC55801  Polygonum polygaloides subsp. confertiflorum Vernon H. Oswald 1991-9-1 4859 Shasta Pond on Table Mtn, ca. 1.3 miles (air) north-northeast of Manzanita Lake Entrance Station in Lassen Park, ca. 0.25 miles southeast of the microwave site on the mountain, just west of the boundary of Lassen Park. 2019 Comment
  UC127343  Polygonum polygaloides subsp. confertiflorum H. M. Hall and E. B. Babcock June, 1903 4165 Shasta near Bear Creek (ne Shasta Co.); Sierra Nevada Mountains 1280 Comment
  UC726559  Polygonum polygaloides subsp. confertiflorum A. A. Heller 1938-6-24 15230 Shasta about 2 mi e McArthur 1036 Comment
  UC850165  Polygonum polygaloides subsp. confertiflorum A. A. Heller 1938-6-24 15230 Shasta just e McArthur 1036 Comment
  CAS-BOT-BC419864  Polygonum polygaloides subsp. confertiflorum A. A. Heller 1938-6-24 15230 Shasta Near McArthur Comment
  CAS-BOT-BC419911  Polygonum polygaloides subsp. kelloggii John Thomas Howell 1960-8-22 36403 Shasta Lassen Volcanic National Park. Dersch Meadows 1981 Comment
  UC849901  Polygonum punctatum A. A. Heller 1916-7-19 12455 Shasta 5 mi s Redding Comment
  JEPS28505  Polygonum sawatchense subsp. oblivium George W. Gillett 1957-7-1 622 Shasta old emigrant trail n Noble Pass; Lassen Volcanic Nationa Park 1877 Comment
  CHSC60387  Polygonum shastense Mary Ann Showers 1992-6-28 2667 Shasta Lassen Volcanic National Park. South facing talus and scree slope below Mt. Diller. 2560 Comment
  UC850383  Polygonum shastense Alice Eastwood Aug 22 1912-Aug 26 1912 1856 Shasta Lassen Butte Comment
  RSA123625  Polygonum shastense Milo S. Baker 1947-8-12 11973 Shasta At summit of Hwy 89, Mt Lassen National Park 2596 Comment
  CDA20730  Polypogon australis C. Moen, Jim Staggs 2006-6-26 PDR 1361108 Shasta Sacramento Valley; Zamora Sod, 4325 Gover Rd., Anderson CA. 96007. Comment
  UCD80603  Polypogon monspeliensis CNPS SN Foothill Team 2006-5-15 SNFN 0306 Shasta Shasta Land Trust Easement, Cow Creek Ranch, 30 m to the NE of its companion plot. 457 Comment
  SBBG56276  Polystichum lemmonii unknown 1879-1 Shasta near Mt Shasta Comment
  CAS-BOT-BC102706  Populus tremuloides John Thomas Howell 1960-8-22 36375 Shasta Anklin Meadows 1889 Comment
  CHSC89697  Populus tremuloides R. Fischer; J. Marr 2004-8-15 369 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located N end Big Lake, E side. Near Ya-She pond. 1010 Comment
  CAS-BOT-BC102991  Populus trichocarpa Hans Leschke 1960-8-8 1723 Shasta Hat Lake 1969 Comment
  SJSU508  Populus trichocarpa G. Witherspoon 1940-6-27 Shasta Reflection L, Lassen Volcanic National Park 1828 Comment
  RSA768472  Potamogeton foliosus Justin M. Wood 2010-9-2 2583 Shasta City of Redding: Small pond open to the river on the west side of the river, +/- 0.5 miles upstream of Cypress Ave bridge. 143 Comment
  UC639575  Potentilla breweri Frank W. Peirson 1932-7-13 10171 Shasta Thousand Lake Basin 1950 Comment
  RSA85785  Potentilla breweri var. breweri F. W. Peirson 1932-7-13 10170 Shasta In the Big Meadow, Thousand-Lake Basin. 1951 Comment
  RSA85688  Potentilla fruticosa F. W. Peirson 1932-7-13 10172 Shasta In the Big Meadow, Thousand-Lake Basin. 1951 Comment
  SEINET10542276  Potentilla glandulosa Jeffrey Huber 1971-6-10 Huber 283 Shasta 15 miles s of weed, on i-5 Comment
  RSA702133  Potentilla gracilis var. elmeri R. Fischer, Jenny Marr 2004-5-28 271 Shasta Ahiumawi Lava Springs State Park, 3 miles N of McArthur, on western edge of Modoc Plateau. Located along Lava Springs Trail near Crystal Springs. 1011 Comment
  CAS-BOT-BC541001  Potentilla gracilis var. fastigiata D. E. Breedlove 1962-6-11 3385 Shasta Slope on east side of Burney Falls, Burney Falls State Park, Cascade Range 914 Comment
  CAS-BOT-BC158510  Potentilla millefolia Hans Leschke 1960-8-10 1767 Shasta Lassen Volcanic National Park. Badger Flat Comment
  SBBG15641  Potentilla millefolia D. Myrick 1961-6-23 344 Shasta Badger Flat, Hat Crk Rd, Mt Lassen Nat Park 1828 Comment
  UC73031  Potentilla palustris Milo S. Baker 1893-5-26 Shasta Goose Valley Comment
  CAS-BOT-BC508648  Prosartes hookeri Alice Eastwood 1912-6-29 947 Shasta Goose Valley Comment
  RSA0094215  Prunella vulgaris var. lanceolata Jim M. Andre, Tasha La Doux, Senna Andre, Elias Andre 2013-7-12 31413 Shasta Along north side of Hwy 89 at Pondosa Rd exit, Little Bear Flat, approx. 25 mi. east of McCloud, approx. 20 mi. north of Burney, just south of Siskiyou Co. line. 1236 Comment
  SFV10440  Prunella vulgaris var. lanceolata M. L. Vincent 1963-6-7 387 Shasta 2 miles south of Shasta Dam. 245 Comment
  CDA3916  Prunus avium T. C. Fuller 1958-4-15 4757 Shasta Flume Creek at Highway 99, 4 miles south of Castella. 0 Comment
  CDA12937  Prunus emarginata G. F. Hrusa 1996-5-2 12879 Shasta Lassen National Forest; Approx. 1/2 mile S of Old Station Trailer Park on Hwy 44-89. Comment
  LA29352  Prunus emarginata Mary V. Hood; 1940-8-7 40- 151 k* Shasta Mt. Lassen National Park, Noble Pass 1828 Comment
  CAS-BOT-BC154671  Prunus subcordata A. Burgard; J. Goldsmith; J. Kalt 1996-4-20 37 Shasta 4 mi. west of Shasta/Tehama Co. border off Hwy. 36, 0.4 mi. toward Redding on Rt. A-16 701 Comment
  CHSC89647  Prunus subcordata R. Fischer; J. Marr 2004-8-14 359 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located at N end of Big Lake, E side. 1010 Comment
  JEPS114472  Prunus subcordata Lowell Ahart, John Dittes 2008-6-19 14843 Shasta About 5 yards east of the Pit River, near the bridge, about 150 yards northwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills 993 Comment
  SEINET10541555  Prunus virginiana Worley 1985-5-12 WORLEY 77 Shasta T29n,r8w,sec.1. H.m. 2.5 Miles e of platina. Co road a16. Ravine with Calycanthus, prunus, fraxinus 579 Comment
  CAS-BOT-BC156394  Prunus virginiana var. demissa Roxana S. Ferris; Laura Lorraine 1941-8-10 10493 -B Shasta State Highway 89, 3-4 miles east of [Mc Cloud] McCloud and Bratle Comment
  CHSC89708  Prunus virginiana var. demissa R. Fischer; J. Marr 2004-5-24 389 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off Spatter Cone Trail. 1051 Comment
  CHSC99265  Prunus virginiana var. demissa Lowell Ahart; John Dittes 2008-6-19 14844 Shasta About 5 yards east of the Pit River, about 150 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills. 993 Comment
  UC860994  Prunus virginiana var. demissa C. L. Hitchcock 1940-5-23 6510 Shasta 1/4 mi s of Burney Falls Comment
  RSA300569  Prunus virginiana var. melanocarpa John Dourley, Walter Wisura 1982-10 3869 Shasta Connant off ramp of Interstate 5. N of Lake Shasta. 610 Comment
  UC465515  Pseudostellaria jamesiana Franklin P. Nutting Shasta Goose Valley Comment
  JEPS46757  Pseudotsuga menziesii var. menziesii George W. Gillett 1957-9-1 1138 Shasta Chaos Jumble Lassen Volcanic National Forest, Chaos Jumble (near w slope of Table Mountain, Manzanita Lake Area) 1798 Comment
  CHSC84107  Psilocarphus brevissimus var. brevissimus Lowell Ahart; John Dittes 2003-5-12 10136 Shasta In a vernal pool, about 250 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  CHSC89706  Psilocarphus brevissimus var. brevissimus R. Fischer; J. Marr 2004-5-22 391 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected along rd. between McArthur and Rat Farm, E side of road. In vernal pool on mdw on edge of the old McArthur Swamp. 1011 Comment
  JEPS104003  Psilocarphus chilensis Lowell Ahart 2003-5-12 10138 Shasta about 350 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood Comment
  CAS-BOT-BC361900  Psilocarphus tenellus L. E. Smith 1913-4-21 s.n. Shasta Anderson Comment
  UC144494  Ptelea crenulata A. A. Heller 1903-6-3 7959 Shasta near Middle Creek Station Comment
  UCR207036  Pteridium aquilinum var. pubescens George K. Helmkamp, E. A. Helmkamp 2009-6-11 14951 Shasta Southern Cascade Mountains, McCumber Lake Road, at the south end of McCumber Lake and 3.3 miles northeast of its junction with CA-44 1099 Comment
  UC1543717  Pterospora andromedea Harold and Virginia Bailey 1948-8-26 2838 Shasta Manzanita Creek above campgrounds; Lassen Volcanic National Park 1798 Comment
  UC876170  Pterospora andromedea E. G. Anderson 1935-8-28 Shasta Crescent Cliffs Lassen Volcanic National Park 2286 Comment
  UC57359  Pteryxia terebinthina var. californica H. M. Hall and E. B. Babcock June 1903 4230 Shasta Lava beds of North-Eastern Shasta County 1219 Comment
  CAS-BOT-BC6337  Puccinellia howellii Jerry I. Davis 1988-7-26 536 Shasta Whiskeytown-Shasta-Trinity Nat. Rec. Area, Whiskeytown Unit Comment
  SEINET10509578  Puccinellia howellii Jerrold I. Davis 1988-7-26 Davis 526 Shasta Whiskeytown-Shasta-Trinity Nat. Rec. area, Whiskeytown unit, ca. 0.8 mi W of junction of Cal. hwy 299 with Crystal Creek road Comment
  HSC100238  Purshia tridentata J. P. Smith 2010-6-9 12905 Shasta Junction of Old State Highway to Bray and Tenant Road. 1421 Comment
  UCD163089  Pyrola dentata Jack Major date unknown s.n. Shasta Summit. Road between Trinity River and Castella. (Exact location unknown. Coordinates estimated by label maker. Possibly collected in 1967.) 1500 Comment
  CAS-BOT-BC462790  Pyrola dentata L. R. Cody 1922-8-1 s.n. Shasta Mt. Lassen Comment
  UC334228  Pyrola picta J. G. Lemmon 1874-7-1 Shasta Lassen Peak, along the Sierra Lassen Peak; , along the Sierra Comment
  SJSU494  Pyrola picta G. Witherspoon 1940-6-26 2120 Shasta Lassen Park Rd 2.5 mi NE of Manzanita Lodge, Lassen Volcanic National Park 1841 Comment
  JEPS17748  Quercus Rimo Bacigalupi with G. T. Robbins 1955-7-19 5369 Shasta 4.8 mi w Fall River Mills (at foot of grade e of Pit River Crossing) 914 Comment
  CAS-BOT-BC68634  Quercus chrysolepis E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  UCD45557  Quercus chrysolepis var. nana H. A. Jensen 1934-10-12 392 Shasta head of Charlie Creek. Altitude 4200 feet. 1280 Comment
  HSC72331  Quercus douglasii J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9665 Shasta County Rd. A16, 4 mi. from its junction with Hwy. 36 732 Comment
  SEINET8989870 Image available Quercus douglasii W. J. Hess, Stoynoff, N; Weis, K; Bolger, K; Allen, K 1997-1 7737 Shasta 12 mi. E of Redding, 0.7 mi. from junct. of ST Hwy 44 and S Cow Creek Rd. Comment
  SEINET10477170  Quercus garryana Mary Merello 1993-6-24 Merello 710 Shasta Oak-mixed conifer woodland along Hwy. 289 between Ingot and Round Mountain. Dry slopes along Little Cow Creek. 365 Comment
  UC1583989  Quercus garryana G. Schoolcraft 1990-8-14 2125 Shasta w of Hogback Ridge (s of Fall River Mills) 1097 Comment
  CAS-BOT-BC62750  Quercus garryana var. breweri John Thomas Howell 1969-8-7 45887 Shasta Near Shingletown Comment
  UCR18993  Quercus garryana var. breweri John C. Roos 1948-8-31 3928 Shasta 16 mi north of Redding 422 Comment
  UCSB22230  Quercus garryana var. breweri McMinn, Howard 1940-6-20 Shasta Redding to Burney Comment
  POM166632  Quercus garryana var. garryana Alice Eastwood 1912-7-2 811 Shasta Burney Falls. Comment
  POM188380  Quercus garryana var. garryana Marcus E. Jones 1931-7-16 28843 Shasta Pitt River Bridge. Comment
  RSA134866  Quercus garryana var. semota Percy C. Everett, E. K. Balls 1959-10-21 23917 Shasta 6.3 mi. w. of Shingletown along State Hwy. 44 to Redding. 457 Comment
  CAS-BOT-BC105422  Quercus kelloggii Elmer I. Applegate 1929-6-22 5826 Shasta Ingot Comment
  UCD46657  Quercus kelloggii Robert C. Burness 1970-5-20 46 Shasta Along lake shore, 1.5 miles into Mc Arthur Burney Falls State Park at Lake Britton, Highway 89, Shasta County, California. 762 Comment
  UCD46664  Quercus kelloggii J. Brown 1992-5-9 17 Shasta McCloud R., AhDiNa Campground, Site No.2. Comment
  POM315915  Quercus kelloggii Patricia Wilder 1965-9-30 4219 Shasta Cassel Rd., NE of junction with Calif. State Hwy 89 and U. S. 299. 1067 Comment
  SEINET4291681 Image available Quercus lobata W. J. Hess, Stoynoff, N; Weis, K; Bolger, K; Allen, K 1997-1 7739 Shasta Shasta Nat'l Forest, NW side of Whiskeytown Lake Comment
  UC5544  Quercus vacciniifolia W. H. Brewer 1862-1 1354 Shasta Upper Sacramento Valley Comment
  CAS-BOT-BC134859  Quercus wislizeni P. C. Everett; E. K. Balls 1959-10-22 23919 Shasta 3.3 mi SE from Shasta City along US Hwy. 299 from Redding 76 Comment
  CAS-BOT-BC134860  Quercus wislizeni P. C. Everett; E. K. Balls 1959-10-22 23920 Shasta 2.5 mi SE of Shasta along US Hwy. 299 from Redding 106 Comment
  RSA134868  Quercus wislizeni var. frutescens Percy C. Everett, E. K. Balls 1959-10-22 23919 Shasta 3.3 miles southeast from Shasta City along U. S. Highway 299 from Redding. 76 Comment
  CHSC60325  Raillardella argentea Mary Ann Showers 1992-6-28 2704 Shasta Lassen Volcanic National Park. Slow below Mt. Diller. 2560 Comment
  SBBG21838  Raillardella argentea D. Myrick 1964-7-23 921 Shasta Hat Lake Comment
  HSC94156  Ranunculus alismifolius G. Fred Hrusa, T. D. Wilfred 1996-6-10 12969 Shasta Bunchgrass Valley, 3 mi. N of Hwy. 44 intersection and nr. inters. of USFS N18 1600 Comment
  POM99755  Ranunculus alismifolius var. alismellus Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  CAS-BOT-BC380418  Ranunculus alismifolius var. hartwegii Alice Eastwood 1912-6-29 980 Shasta Goose Valley Comment
  CHSC114932  Ranunculus aquatilis B. Villegas 2008-7-11 Shasta Hat Creek, southwest of Old Station, between McElroy Road and Sugar Loaf Lane, along California Scenic Highway 89/44. Comment
  SEINET5338406  Ranunculus aquatilis R. Adamson, Michael Martin 1964-5-9 s.n. Shasta 1/2 miles SW of Old Station in Hat Creek. 1219 Comment
  CHSC96288  Ranunculus aquatilis var. capillaceus R. Fischer 2006-7-22 923 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected along the moist meadow and water edge of Bowman ditch. South side of park road and west side of ditch. 1010 Comment
  HSC24630  Ranunculus canus A. A. Heller 1926-4-24 13930 Shasta 'Type collected 'May 31, 1905' on hills about one mile back of Middle Creek station near Keswick Comment
  JEPS90883  Ranunculus eschscholtzii var. oxynotus Dean W. Taylor with Ingrid Olmsted 1974-7-13 4805 Shasta vicinity of Magee Peak (Lassen National Forest, Thosand Lakes Wilderness); Lassen National Forest, Thosand Lakes Wilderness 2529 Comment
  CHSC110660  Ranunculus muricatus Julie Kierstead Nelson 2009-3-30 2009 -014 Shasta 5 mi. N of Shasta College, NE of Redding. 198 Comment
  CHSC84066  Ranunculus muricatus Lowell Ahart; John Dittes 2003-5-12 10160 Shasta About 50 yards east of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  JEPS104012  Ranunculus muricatus Lowell Ahart 2003-5-12 10160 Shasta About 50 yd e of the barn, ca 1/4 mi south of the Coleman Canal, 2.8 mi (air) wsw of Darah Springs State Fish Hatchery, ca 12 mi (air) ene of Cottonwood. 265 Comment
  JEPS106487  Ranunculus muricatus J. K. Nelson 2004-5-1 2004 -18 Shasta Floodplain of Stillwater Creek, ca. 8 mi NE of Redding 182 Comment
  SEINET191903  Ranunculus occidentalis var. eisenii C. L. Hitchcock 1940-5-27 6633 Shasta Near McArthur Comment
  JEPS87710  Ranunculus populago Vernon H. Oswald and L. Ahart 1994-6-14 6278 Shasta just ne Horse Heaven Mdw. (Forest Rd. 25, w of Castella, ne of Forest Rd. 26 to Mt. Shasta (city)) 1667 Comment
  JEPS28450  Ranunculus uncinatus George W. Gillett 1957-8-20 1118 Shasta Brokeoff Meadows Lassen Volcanic National Park, Bailey Creek (margin of creek, near cabin area) 1889 Comment
  JEPS90874  Ranunculus uncinatus Dean W. Taylor 1993-5-23 13490 Shasta 1 mi w of Darrah Springs Fish Hatchery (Sacramento Valley, Battle Creek, below stone wall at w end Coleman Canal siphon); Sacramento Valley, Battle Creek 274 Comment
  UC838045  Ranunculus uncinatus Alice Eastwood Jun 29 1912-Jul 11 1912 761 Shasta Goose Valley Comment
  CHSC4031  Raphanus raphanistrum Sadie Gaultieri 1967-3-12 Shasta Collected: E. Redding, Tehama St. across Sac. River S. to Hilltop Drive, E. on Mistletoe Lane in a field at corner Mis. Lane and Dusty Lane, N. Comment
  UC592713  Rhamnus californica subsp. occidentalis Carl B. Wolf 1934-7-7 Shasta just s Castle Creek (w side of Sacramento River) 609 Comment
  CDA13081  Rhamnus rubra subsp. rubra G. F. Hrusa, T. D. Wilfred 1996-6-11 13014 Shasta Lassen National Forest; E side of Hwy 89 approx. 1/2 m. N of Old Station Trailer Park, and between USFS N99 and N91. Comment
  JEPS32565  Rhamnus tomentella subsp. tomentella Carl B. Wolf 1934-7-7 Shasta 13 mi above Redding (on Pacific Highway) 243 Comment
  JEPS750  Rhamnus tomentella subsp. tomentella J. W. Blankinship 1909-9-3 Shasta Anderson Comment
  CHSC3357  Rhododendron occidentale Robert L. Smith 1966-5-14 27 Shasta Highway 299 15 miles NW of Redding. Comment
  UC32618  Rhododendron occidentale M. S. Baker and Frank Nutting 1894-5-25 Shasta Cedar Run Comment
  CAS-BOT-BC199740  Rhododendron occidentale var. californicum Ellsworth Bethel 1923-5-12 s.n. Shasta Montgomery Creek Comment
  CAS-BOT-BC200352  Rhododendron occidentale var. paludosum Doris K. Kildale; J. W. Gillespie 1929-6-22 8024 Shasta Salt Creek, 36 miles south of Dunsmuir Comment
  RSA8234  Rhododendron occidentale var. paludosum Elmer I. Applegate 1929-6-23 5851 Shasta Montgomery Creek. Comment
  HSC83449  Rhododendron occidentale var. paludosum Wayne G. Padgett 1975-5-24 127 Shasta 6 mi. E of Palo Cedro on Hwy. 44, Bear Creek Comment
  CAS-BOT-BC200738  Rhus aromatica Wm. Bridge Cooke 1940-6-4 15010 Shasta Near the Bolam Road Comment
  CAS-BOT-BC200740  Rhus aromatica Elmer I. Applegate 1929-6-23 5874 Shasta Fall River Valley, eastern Shasta County Comment
  JEPS122371  Rhus aromatica Joseph Broberg, Jaycee Leonard 2012-7-12 CA 320 -105 Shasta From Alturas, head Southwest on highway 299 towards Fall River Mills. Turn left onto Cassel Fall River road and continue 3.2 miles to Cinder Cone Rd. Continue to end of Cinder Cone Road where it meets Pitville Road. Collection is .25 miles West of an old FWS grazing exclusion test plot Comment
  UCD116887  Rhus aromatica G. F. Hrusa 1996-5-2 12875 Shasta Approx. 1/2 mile S of Old Station Trailer Park on Hwy 44-89. 1455 Comment
  SEINET10482920  Ribes californicum Mary Susan Taylor 1980-6-25 Taylor 2954 Shasta T38N R2W nw sec 35 Shoeinhorse Mt quad; Shasta-Trinity Natl Forest; Ash Camp, ca. 1.3 mi S of McCloud Reservoir Dam at jct of McCloud Reservoir and Hawkins Creek, ca. 5 mi due S of Wyntoon. With J. Prouty. 853 Comment
  CAS-BOT-BC168868  Ribes inerme var. klamathense Ellsworth Bethel 1923-4-20 s.n. Shasta Burney Comment
  UC11526  Ribes inerme var. klamathense M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  RSA0023146  Ribes nevadense Lyman Benson 1930-7-18 2229 Shasta Bank of Hatchet Creek. East of Round Mountain; N. Sierra Nevada. 1220 Comment
  GMDRC6932  Ribes roezlii var. cruentum J. M. Andre, T. La Doux, Senna & Elias Andre 2013-7-12 31400 Shasta along north side of Hwy 89 at Pondosa Rd exit, Little Bear Flat, approx. 25 mi. east of McCloud, approx. 20 mi. north of Burney, just south of Siskiyou Co. line 1236 Comment
  UC54308 Image available Ribes viscosissimum H. M. Hall and E. B. Babcock 1903-6-29 4320 Shasta near Soupan Springs; Mount Lassen; near Soupan Springs, Canadian Zone, Shasta Co. 2286 Comment
  CAS-BOT-BC173961  Ribes viscosissimum Ellsworth Bethel 1923-6-14 s.n. Shasta Cow Creek, Ranger Station Comment
  CHSC118564  Rigiopappus leptocladus Lowell Ahart; John Dittes, Josephine Guardino 2017-6-15 21442 Shasta Along poor dirt road extending from end of Mackey's Cove Road to northeast shore of Fall River Lake, about 0.5 mile northwest to airport runway, aobut 1.2 miles (air) north of Fall River Mills, Fall River Valley. 1008 Comment
  CHSC92969  Rigiopappus leptocladus R. Fischer 2005-5-23 513 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Along Rat Farm Road on the meadow at edge of the old McArthur Swamp. 1013 Comment
  JEPS34910  Rigiopappus leptocladus Blankinship 1911-5-11 Shasta about 6 1/2 mi nw Anderson; Olinda Comment
  UC829516  Rigiopappus leptocladus C. L. Hitchcock 1940-5-24 6568 Shasta ca 20 mi w Fall River Mills; Hat Creek Comment
  JEPS45696  Rosa pisocarpa W. L. Jepson 1914-8-15 6182 Shasta Delta 396 Comment
  CAS-BOT-BC147049  Rosa pisocarpa C. R. Quick 1953-8-2 53 -90 Shasta NE. of Montgomery Creek Comment
  HSC101634  Rosa rubiginosa J. P. Smith 2010-6-24 12958 Shasta Between Eastside Rd. and bridge across the Scott River, Scott Valley 614 Comment
  JEPS95621  Rosa spithamea Vernon H. Oswald and Lowell Ahart 1994-4-27 6156 Shasta ca. 0.5 mi N of Packers Bay Marina ( Waters Gulch Trail 1.2 mi W of the trailhead located on Packers Bay Rd.) Comment
  UC1128661  Rubus allegheniensis P. L. Johannsen 1932-6-10 121 Shasta Cedar and Cow Creek Redding Quad., Cedar and Cow Creek 457 Comment
  RSA602825  Rubus discolor Louis C. Wheeler 1958-8-23 7422 Shasta Castella. Castle Creek near mouth. Comment
  RSA750222  Rubus laciniatus George K. Helmkamp, E. A. Helmkamp 2009-6-10 14933 Shasta along CA-44, 1.2 miles west of Shingletown 936 Comment
  CHSC9321  Rubus leucodermis G. Strausbaugh 1970-4-18 33 Shasta Amid road fill 6 ft. from water's edge ca. .4 mi. nw past Whiskeytown Dam off e side of Kennedy Memorial Hwy. 369 Comment
  CHSC4099  Rubus parviflorus Judy Potter 1967-5-18 304 Shasta Within 10' of stream. Sweetbrier. 6 mi. S Dunsmuir, US99. 579 Comment
  CHSC4630  Rubus parviflorus R. Carter 1966-5-14 395 Shasta Found ca. 125 yds. S of bridge over Sacramento R. on E side of river, along E side of road; Sweetbriar. 609 Comment
  CHSC9217  Rumex acetosella G. Strausbaugh 1970-6-21 120 Shasta Near Summit of Buckhorn Bally ca. 5.1 mi. from U. S. Hwy. 299W 19.5 mi. e of Douglas City. 1463 Comment
  CHSC92982  Rumex acetosella R. Fischer 2005-7-18 457 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Along main park road, between Ya-She camp and the old homestead, on the western border of the park. 1010 Comment
  CDA33445  Rumex crispus Dale Woods 2010-7-1 Shasta Southwest of Horr Pond, northwest of Arthur, near Fall River diversion dam. 0 Comment
  CDA2860  Rumex kerneri G. D. Barbe 1980-6-5 2811 Shasta East of Interstate 5 frontage road, south of Churn Creek Road exit; south of Redding. Comment
  JEPS118741  Sagittaria sanfordii Julie Kierstead Nelson 2007-9-20 2007 -031 Shasta Floodplain of Stillwater Creek, Encanto Way, 8 miles NE of Redding. Comment
  CAS-BOT-BC102831  Salix boothii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 384 a Shasta Mount Lassen, above highway about 1.5 km. west of Helen Lake 2500 Comment
  CHSC46592  Salix boothii Vernon H. Oswald 1989-7-24 3887 Shasta Crumbaugh Lake, Lassen Volcanic Park. 2194 Comment
  RSA201371  Salix boothii J. T. Howell 1960-8-21 36319 Shasta Kings Creek Meadow. 2210 Comment
  UC452722  Salix boothii E. B. Copeland 1931-8-17 3 Shasta above Mineral Rd. Mt. Lassen 2286 Comment
  UC482009  Salix boothii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 382 Shasta ca. 1.5 km. w Helen Lake (below spring above hwy.); Mt. Lassen 2370 Comment
  UC482018  Salix boothii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 386 b Shasta ca. 1.5 km w Helen Lake (below spring above hwy.); Mt. Lassen 2370 Comment
  UCD110746  Salix boothii G. F. Hrusa 1996-5-2 12859 Shasta Banks of Hat Creek approx. 1/2 mile S of Old Station Trailer Park, on Hwy 44-89. 1450 Comment
  CAS-BOT-BC102824  Salix boothii John Thomas Howell 1960-8-21 36319 Shasta Kings Creek Meadow 2209 Comment
  CAS-BOT-BC103998  Salix gooddingii Mrs. H. P. Bracelin 1931-6-28 481 Shasta Redding 180 Comment
  CDA12982  Salix gooddingii G. F. Hrusa 1996-4-3 12883 Shasta Upper Sacramento Valley; E side of Sacramento River at corner of Gover Rd. and Sacramento River ~3 m. S of Anderson. Comment
  RSA0030843  Salix gooddingii H. P. Bracelin 1931-6-28 481 Shasta Redding 180 Comment
  CAS-BOT-BC107819  Salix hindsiana L. E. Smith 1913-3-26 597 Shasta Red Bluff Comment
  POM188356  Salix hookeriana Marcus E. Jones 1931-7-16 28867 Shasta Redding Comment
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Jul 22 2018
  UC481948  Salix lasiandra subsp. lasiandra Mrs. H. P. Bracelin 1931-7-1 504 Shasta 7 km. n. La Moine (Sacramento R.); Sacramento R. 450 Comment
  CAS-BOT-BC125424  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin 1931-7-1 504 Shasta Sacramento River, 7 km. north of La Moine 450 Comment
  CAS-BOT-BC124516  Salix lasiolepis var. lasiolepis R. Bollaert 1934-12-20 1 a Shasta Squaw Creek, tributary of the Sacramento River, at Kennett 152 Comment
  CAS-BOT-BC124510  Salix lasiolepis var. lasiolepis W. R. Dudley 1899-8-1 s.n. Shasta West of Shasta Road and E. of Clear Creek Divide Comment
  CAS-BOT-BC124869  Salix lemmonii Hans Leschke 1750 A Shasta Manzanita Lake 1783 Comment
  RSA659531  Salix lemmonii Gary D. Wallace 1990-6-28 2940 Shasta Cascade Range: Lassen Park, Chaos Jumbles. Comment
  UCD111710  Salix lemmonii D. Sanchez-Mata; P. Rodriguez, R. Gavilan and J. E. Echev. 1996-9-9 s.n. Shasta Lassen Volcanic National Park, Manzanita Lake. 1930 Comment
  CHSC84054  Salix lucida subsp. lasiandra Lowell Ahart; John Dittes 2003-5-22 10203 Shasta In a meadow, near a water ditch, easst of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  POM220461  Salix lucida subsp. lasiandra H. P. Bracelin 1931-7-1 504 Shasta Sacramento River. 7 km N of La Moine. 450 Comment
  SEINET12613017 Image available Salix lucida subsp. lasiandra W. J. Hess, Stoynoff, N; Allen, K; Weis, K; Bolger, K 1997-1 7736 Shasta Lassen National Forest, 13 mi N of junct. of St Hwy 44 and 88 & 89. Along Hat Creek at Hat Creek Campground, at campsite. Comment
  UCD112273  Salvia clevelandii Christopher Mallek 2008-5-8 AC4- 26 Shasta Ash Creek. 876 Comment
  UC1606417  Salvia reflexa Barbara Ertter with Julie Kierstead Nelson 1993-5-16 11837 Shasta 2 air mi e junction of Oasis Road and Old Oregon Trail (Nelson residence on ne side of Redding); Redding 213 Comment
  CHSC65807  Salvia sonomensis L. P. Janeway 1995-6-17 4786 Shasta Along Fenders Ferry Road 0.4 mi east of the Sacramento River. 381 Comment
  HSC47576  Salvia sonomensis Sheila Logan 1978-5-13 132 Shasta Beegum Gorge Rd., near Platina, 2.7 mi. from the junction of Hwy. 36 and A16 on FS Rd. 1S02 976 Comment
  UC1608331  Salvia sonomensis J. Kierstead 1991-4-12 90 -4 Shasta 3.3 MI FROM County Rd. A16 (Ditch Grade) jct with Platina Hwy. (Hwy. 36); Shasta-Trinity National Forests Comment
  UC883988  Salvia sonomensis Louis C. Wheeler 1935-4-28 3444 Shasta O'Brien Creek off Sacramento River 426 Comment
  CHSC88350  Sambucus mexicana R. Fischer; J. Marr 2004-5-26 234 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge of Modoc Plateau. Located along northeast shore of Big Lake. 1008 Comment
  CDA26413  Sanguisorba annua T. C. Fuller 1963-7-15 10858 Shasta South side of Highway 299 to Redding, 1.9 miles west of Burney. 0 Comment
  JEPS25413  Sanguisorba minor subsp. muricata Rimo Bacigalupi with G. T. Robbins 1959-4-22 7028 Shasta along State Highway 44 just e of junction with Dersch Road 487 Comment
  RSA471435  Sanicula Christopher Davidson 1973-5-28 2178 Shasta On dirt logging road off St Hwy 299, ca. 1 mi E of Buckhorn Summit. 976 Comment
  SEINET10454810  Sanicula W. D. Stevens 1985-4-25 Stevens 23563 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  JEPS90934  Sanicula bipinnatifida Dean W. Taylor 1993-5-22 13458 Shasta 3 air mi w of Lamoine (Trinity Mountains, Sacramento River Canyon, along Slate Creek, Forest Road 36N20); Klamath Region, Trinity Mts, Sacramento River Canyon 838 Comment
  HSC73431  Sanicula bipinnatifida Grunert 19 Shasta 793 Comment
  JEPS1015  Sanicula graveolens J. W. Blankinship 1911-5-13 Shasta Coram Comment
  CHSC63024  Sanicula tuberosa Vernon H. Oswald; Lowell Ahart 1994-4-27 6152 Shasta Waters Gulch Trail 0.8 mi W of the trailhead located on Packers Bay Rd. (34N27), ca. 0.5 mi N of Packers Bay Marina. 365 Comment
  UCD112382  Sanicula tuberosa Christopher Mallek 2008-5-8 AC3- 4 Shasta Ash Creek. 876 Comment
  CDA20010  Saponaria officinalis C. Pirosko 2002-8-1 PDR P 120229 Shasta Northern California; Vicinity of Burney. 0 Comment
  UCD98477  Saponaria officinalis W. L. Jepson 1914-8-15 6183 Shasta Sacramento River Delta. 396 Comment
  UCD98485  Saponaria officinalis William Moon 1960-7-28 s.n. Shasta 4.7 miles south of Castle Crags State Park entrance, along the Sacramento River. Comment
  UCSB30973  Saponaria officinalis Sager, V. 1961-7-10 Shasta 100 feet east of U.S. Highway 99 bridge over Sacramento River; at far end (from entrance) of River Trailor Court; 0.3 mile north of Redding; east of U.S. Highway 99 167 Comment
  CAS-BOT-BC436851  Saxifraga J. K. Nelson 2004-3-12 2004 -004 Shasta Jones Valley, south side of Shasta Lake, ca. 10 miles NE of Redding, south of County Road 5H04 (Forest Road 33N03), near Claikapudi Trail 335 Comment
  RSA83984  Saxifraga aprica F. W. Peirson 1932-7-11 10157 Shasta Thousand Lake Basin. The interlake region. 1951 Comment
  UC858692  Saxifraga bryophora Alice Eastwood Aug 22 1912-Aug 26 1912 1824 Shasta Lassen Butte Comment
  UC1543695  Saxifraga odontoloma Harold and Virginia Bailey 1948-8-27 2952 Shasta Loop Highway at water fountain below Emerald Lake; Lassen Volcanic National Park 2438 Comment
  UC591532  Saxifraga odontoloma H. F. Copeland 1935-7-29 Shasta above West Sulphur Creek (Mount Lassen); Mount Lassen 2000 Comment
  UCD126474  Schedonorus pratensis A. A. Beetle 1944-8-15 3021 Shasta 9 miles east of Burney, junction of Hat Creek and Pitt River. Comment
  CAS-BOT-BC111084  Scirpus microcarpus C. L. Hitchcock 1940-5-24 6580 Shasta On Hat creek, ca. 20 miles west of Fall River Mills Comment
  CDA36276  Scleranthus annuus Caryn Moen 2011-6-8 PDR# 1518865 Shasta Redding; 8026 Airport Road 0 Comment
  UCD147034  Scleranthus annuus subsp. annuus Robert E. Preston 2012-5-5 2868 Shasta Redding, at jct Oasis Rd and Gold Hills Dr, on rock outcrops N of the road. 196 Comment
  UCD98502  Scleranthus annuus subsp. annuus Rimo Bacigalupi; Herbert Mason, Lucille Mason 1958-4-23 6311 Shasta along the Whitmore Road, draiange of Basin Hollow Creek, 7 milse northeast of Millville. 298 Comment
  UCD50223  Sclerolinon digynum Chris Hammersmark Date unknown s.n. Shasta Modoc Plateau/ Southern Cascades. Meadow/Floodplains of Ephemeral Bear Creek. 335 Comment
  CHSC84109  Scribneria bolanderi Lowell Ahart; John Dittes 2003-5-12 10168 Shasta In a vernal pool, about 250 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  UCD92529  Scribneria bolanderi W. R. Powell 1961-5-24 s.n. Shasta 10 miles east of Anderson, Ash Creek Road. Comment
  CHSC93217  Scrophularia lanceolata R. Fischer 2005-4-17 581 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected from out crop on an east facing hillside opening above the mouth of Big Lake. 1033 Comment
  HSC71140  Scutellaria antirrhinoides Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-23 Shasta Along the road to Bully Choop, 9 mi. from junction with County Rd. A16 Comment
  UC1713600  Scutellaria antirrhinoides C. Epling 1938-6-13 Shasta near Castle Creek Comment
  RSA82319  Scutellaria antirrhinoides F. W. Peirson 1932-7-17 10327 Shasta Wallace Ranch, Goose Valley. 915 Comment
  CHSC67242  Scutellaria siphocampyloides David Biek 1987-6-13 6 Shasta Mule Town Rd. ca. 0.75 mi W of Whiskeytown National Recreation Area boundary. 365 Comment
  SFV10450  Scutellaria siphocampyloides M. L. Vincent 1963-6-7 388 Shasta 2 miles south of Shasta Dam. 245 Comment
  UC884043  Scutellaria siphocampyloides C. L. Hitchcock 1940-5-20 6500 Shasta 25 mi e of Redding Comment
  RSA14094  Scutellaria siphocampyloides Elmer I. Applegate 1929-6-18 5746 Shasta Pollock, Sacramento River, 30 miles north of Redding. Comment
  SJSU1534  Scutellaria siphocampyloides C. W. Sharsmith 1954-6-23 6186 Shasta c. 15 mi S of Burney Falls of Pit R Comment
  JEPS74068  Secale cereale Virginia Long 1931-5-11 59 a Shasta Anderson Comment
  CHSC57366  Sedella pumila C. Underwood 1987-4-13 4 Shasta 50 ft w side of Dry Creek, 2 1/2 mi n of Hwy 299, 8 mi e of Redding. Comment
  SEINET3441878  Sedella pumila Lowell Ahart, John Dittes 2003-5-12 10145 Shasta Cottonwood, Cottonwood, about 12 air miles east /northeast, 2.8 air miles west/southwestof Darah Springs State Hatchery, about 0.25 miles south of the Coleman Canal, about 250 yards south of the barn 260 Comment
  CAS-BOT-BC417849  Sedella pumila Alice Eastwood; John Thomas Howell 1934-4-21 1833 Shasta 10 miles NE of Redding Comment
  CHSC27877  Sedum spathulifolium Robin Ondricek 1978-4-21 7 Shasta Ca. 32.2 mi ne of Redding, n side of Hwy 299. Montgomery Falls, Montgomery Creek. 609 Comment
  UCD148879  Sedum spathulifolium Ellen Dean; L. Huiet, A. Smith, J. Smith and M. Lenz 2014-5-14 8194 Shasta North side of Lake Shasta. McCloud River Arm. Along Gilman Rd, just W of intersection with Old Mill Rd, where Fall Creek intersects Gilman Rd (goes under road through culvert). 372 Comment
  HSC101877  Selaginella wallacei Dana York 2013-4-10 3153 Shasta Shata-Trinity National Forest, North Gray Rocks, just above Shasta Caverns above Lake Shasta. 390 Comment
  CAS-BOT-BC363415  Senecio aronicoides Alice Eastwood; John Thomas Howell 1934-4-21 1823 Shasta Baird Comment
  CHSC90208  Senecio aronicoides L. P. Janeway 2001-5-28 7055 Shasta Klamath Ranges. Near top of Brushy Mountain (ridge); along Road 29N28 1.9 km north of junction of Roads 30 and 35 (and the junction of Shasta, Tehama, and Trinity County lines). 1550 Comment
  CAS-BOT-BC363413  Senecio aronicoides G. H. True 1938-5-24 930 Shasta Soldier Mt. Comment
  SEINET10938017  Senecio aronicoides Mary Susan Taylor 1975-7-16 Taylor 843 Shasta On trail between Echo Lake and Summit Lake, Lassen Volcanic National Park. 2134 Comment
  CHSC89665  Senecio hydrophilus R. Fischer; J. Marr 2004-9-27 342 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected along northern shores Ya-She waterways. On mdws, near water, throughout the park. 1008 Comment
  HSC6150  Senecio hydrophilus D. E. Anderson 1962-8-5 2321 Shasta Hat Creek Park, where 299 crosses Hat Creek Comment
  CHSC93012  Senecio integerrimus var. exaltatus R. Fischer 2005-5-21 588 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected off the rim of a conic depression pond on the west side of lower Big Lake. 1021 Comment
  SBBG21767  Senecio scorzonella D. Myrick 1964-7-23 919 Shasta trail to Paradise Meadow from Hat Lake 1981 Comment
  JEPS37495  Senecio triangularis W. L. Jepson 1929-9-28 15291 Shasta Manzanita Lake Lassen Volcanic National Park, Lassen Peak 1828 Comment
  JEPS16120  Sericocarpus oregonensis subsp. californicus Alma Ames Weigart 1922-8-22 Shasta Whitmore, 33 mi e of Redding 680 Comment
  JEPS28495  Sibbaldia procumbens George W. Gillett 1957-7-13 768 Shasta Lower Kings Creek Meadow Lassen Volcanic National Park (near start of Bench Lake trail) 2194 Comment
  UC481508  Sibbaldia procumbens H. F. Copeland 1931-8-9 Shasta Mt. Lassen 2590 Comment
  UC485775  Sibbaldia procumbens H. F. Copeland 1932-8-15 Shasta Kings Creek Meadow Mt. Lassen (where the road crosses) 2225 Comment
  SEINET10904438  Sidalcea W. D. Stevens 1985-4-25 Stevens 23566 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  UC75677  Sidalcea calycosa Milo S. Baker 1898-7-6 453 Shasta Welch's Comment
  SEINET7055653  Sidalcea gigantea Dean W. Taylor 1995-7-30 15370 Shasta Flora of the Cascades Ranges. Goose Creek at its debouchment into Goose Valley. About 5 miles northwest of Burney. Elevation about 3050 feet. Comment
  SEINET7055654  Sidalcea gigantea Dean W. Taylor 1995-7-30 15372 Shasta Flora of the Cascades Ranges. Highway 299 about 3 miles west of Hatchet Mountian Pass. Tributary to Hatchet Creek, 1 mile west of Carberry Flat along Highway 299. Hatchet Mountain Pass 7.5 minute quadrangle. Elevation about 3850 feet. Comment
  JEPS2856 Image available Sidalcea malviflora subsp. asprella J. W. Blankinship 1911-5-11 Shasta Olinda; ; Olinda, Shasta Co. Comment
  JEPS745  Sidalcea malviflora subsp. asprella Alice King 1921-1 Shasta Anderson Comment
  HSC97699  Sidalcea malviflora subsp. malviflora Thomas W. Nelson, Jane Nelson 2006-6-30 9455 Shasta Along FS Rd. 35N46, 14.4 mi. from Pit River (Fenders Ferry) 893 Comment
  SBBG29908  Sidalcea oregana C. L. Hitchcock 1940-5-24 6546 Shasta Hat Crk, W of Fall River Hills Comment
  OBI29757  Sidalcea oregana Wallace Weber, John C. Cooke, D. J. Pinkava, & David J. Keil 1969-8-18 2159 Shasta 1.2 mi N of S entrance to Lassen Volcanic Natl Park Rte 89 Comment
  CHSC88337  Sidalcea oregana subsp. oregana R. Fischer; J. Marr 2004-5-24 220 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Lava Springs Trail, just e. of Camp 7 and n. of Horr Pond. Just off meadow edge. 1010 Comment
  JEPS105058  Sidalcea oregana subsp. oregana Dean W. Taylor 1996-6-5 15653 Shasta Hwy 299 about 5 mi NE of Burney, at jct with Hwy 89; Shasta-Trinity National Forest; Cascade Ranges 914 Comment
  UC871519  Sidalcea oregana subsp. oregana C. L. Hitchcock 1940-5-24 6546 Shasta ca 20 mi w Fall River Mills (on Hat Creek); , w of Fall River Mills Comment
  RSA8251  Sidalcea oregana subsp. oregana Elmer I. Applegate 1929-6-23 5858 Shasta East side of Burney Mountain, near Burney Comment
  CDA36498  Sidalcea oregana subsp. valida T. C. Fuller 1963-7-15 10864 Shasta South side of Highway 299 to Redding, 1.9 miles west of Burney. 0 Comment
  GMDRC6936  Sidalcea oregana var. oregana J. M. Andre, T. La Doux, Senna & Elias Andre 2013-7-12 31404 Shasta along north side of Hwy 89 at Pondosa Rd exit, Little Bear Flat, approx. 25 mi. east of McCloud, approx. 20 mi. north of Burney, just south of Siskiyou Co. line 1236 Comment
  HSC46986  Silene Christopher Knopp 1978-5-13 63 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  RSA32832  Silene bernardina A. A. Heller 1941-7-16 16301 Shasta Near Noble Pass, Lassen Volcanic National Park. 1829 Comment
  HSC45458  Silene bolanderi M. Alcasas 1978-5-14 91 Shasta Basin Gulch Campground, 1 mi. from Hwy. 36 861 Comment
  JEPS50964  Silene californica W. L. Jepson 1914-8-15 6175 Shasta Delta 396 Comment
  HSC71851  Silene campanulata subsp. glandulosa Thomas W. Nelson, Jane P. Nelson 1980-6-22 5842 Shasta Along FS road 1 mi. W of Regan Meadow 1524 Comment
  JEPS125887  Silene campanulata subsp. glandulosa Dean W. Taylor 1996-6-15 15690 Shasta Shasta Trinity National Forest; Pit River Canyon, on rim of canyon on west edge Flat Woods, ca 5 air miles S of Big Bend Comment
  UC1553589  Silene douglasii E. Dean 1988-7-13 127 Shasta on w side of rd 38N10 going n to Red Mtn (just n of jct w/37N72Y (where power lines cross rd), Pacific Crest Tr. on w side of rd travelling n); Pacific Crest Tr., rd 38N10 going n to Red Mtn. Comment
  CAS-BOT-BC386971  Silene douglasii Hans Leschke 1955-8-30 s.n. Shasta Trail to Broke off Mt. 2316 Comment
  UCD98607  Silene douglasii var. douglasii David W. Showers 1980-8-14 4409 dws Shasta halfway between Lassen Peak and Chaos Crags, Lassen Volcanic National Park. 2499 Comment
  SEINET11933747  Silene grayi W. Knight, Knight, I. 1983-1 4931 Shasta Lassen Volcanic National Park, across loop road from Lake Helen 2438 Comment
  CAS-BOT-BC181296  Silene invisa John Thomas Howell 1969-8-5 45878 Shasta Dersch Meadows - Lassen Volcanic National Park Comment
  CHSC9478  Silene laciniata subsp. californica G. Strausbaugh 1970-5-30 85 Shasta Ca. 6 mi. from beginning of nature trail at Brandy Creek Marina and ca. 25 yds. past creek passing under trail, 15 ft. uphill and south of trail. 381 Comment
  UC1731366  Silene lemmonii Dean W. Taylor 1993-6-15 13606 Shasta 3 air mi e of Sims Flat (headwaters South Fork Hazel Creek, on divide with North Fork Salt Creek, logging road, Cascade Ranges, Sacramento River Canyon); Cascade Ranges, Sacramento River Canyon 1036 Comment
  UC852930  Silene occidentalis subsp. occidentalis Alice Eastwood Aug 22 1912-Aug 26 1912 1809 Shasta trail from Morgans Springs to Lassen Butte; trail from Morgans Springs to Lassen Butte Comment
  CAS-BOT-BC175049  Silene suksdorfii Mary Ann Showers 1980-7-31 1956 Shasta On south side of summit of Loomis Peak, Lassen Volcanic National Park 2560 Comment
  UC1036325  Silene suksdorfii George W. Gillett 1952-8-16 190 Shasta summit area of Lassen Peak Lassen Volcanic National Park, summit area Lassen Peak (se face of peak, Lassen Volcanic National Park) 3048 Comment
  HSC48485  Sisymbrium officinale J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9700 Shasta County Rd. A16, 7.8 mi. from its junction with Hwy. 36 610 Comment
  SEINET4171043  Sisyrinchium bellum C. L. Hitchcock 1940-5-24 6565 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills Comment
  RSA25124  Sisyrinchium bellum C. L. Hitchcock 1940-5-24 6565 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  UC429221  Sisyrinchium bellum Milo S. Baker 1896-5-10 59 Shasta Morley's Station Comment
  SJSU4246  Smelowskia ovalis C. W. Sharsmith 1968-6-22 7584 Shasta W slope of Lassen Peak, Lassen Volcanic National Park 2895 Comment
  CDA13068  Smilacina racemosa G. F. Hrusa, T. D. Wilfred 1996-6-1 12997 Shasta Lassen National Forest; NW side of Hwy 44 1 m. SW of USFS N12 to Twin Bridges. Comment
  UC844209  Smilacina stellata C. L. Hitchcock 1940-5-24 6577 Shasta ca 20 mi w Fall River Mills; Hat Creek Comment
  SEINET3991250  Smilax californica C. L. Hitchcock 1940-5-25 6595 Shasta Below Pit Dam, Power Plant, 2 miles west of Fall River Mills 1341 Comment
  JEPS109880  Smilax jamesii Dean W. Taylor 2005-6-28 19376 Shasta Goose Valley, hills 1 air mile west from the northwestern end of the valley, along margin of small perennial stream 1088 Comment
  CDA5906  Solanum carolinense P. Whipp 1971-5-27 Shasta West Coast Orchards, 100 feet west of George Vasquez residence, Olinda. 0 Comment
  POM312583  Solanum dulcamara H. L. Mason, Malcolm A. Nobs 1949-5-14 746 Shasta Between Hat Creek and Pitt River bridge, hwy 299. Comment
  CDA13486  Solidago californica T. Linegar 1997-10-15 s.n. Shasta River Butte Ranch, Glenburn Rd. nr. Fall River, N of Fall River Mills. 1005 Comment
  SEINET9358584  Solidago californica Unknown 1997-10-15 Shasta River Butte Ranch Comment
  CAS-BOT-BC365374  Solidago elongata Alice Eastwood 1912-8-22 1884 Shasta Morgans Springs, Lassen Butte Region Comment
  JEPS32392  Solidago velutina subsp. californica J. W. Blankinship 1910-7-10 Shasta Lamoine (a small village on the Sacramento River 7 mi n Gregory); Lamoine, Sacramento River Comment
  JEPS32393  Solidago velutina subsp. californica J. W. Blankinship 1909-9-3 Shasta Coram (railroad station on the Sacramento River) (4 mi sw of Kennett); Coram (railroad station on the Sacramento River) Comment
  UC1544797  Solidago velutina subsp. californica Almut G. Jones 1986-8-25 7267 Shasta near Old Honn Homestead (Hat Creek area; along Hwy. 89); Hat Creek area 1400 Comment
  UC1999866  Solidago velutina subsp. californica J. C. Semple, B. Semple 1981-8-25 5708 Shasta HWY-44, E of Shingletown. Comment
  JEPS18737  Soliva sessilis R. F. Hoover 1936-5-22 1202 a Shasta 3 mi e Redding Comment
  CDA2487  Sorghum T. C. Fuller 1968-8-28 17539 A Shasta Kimberly-Clark property, just north of the east end of River Glen Road, west bank of the Sacramento River, ca. 3 miles east of Anderson. 0 Comment
  POM312951  Sparganium angustifolium subsp. emersum Malcolm A. Nobs, H. L. Mason 1949-5-29 749 Shasta Marsh between Hat Creek and Pitt River bridge, Highway 299. Comment
  UC322  Sparganium emersum var. emersum M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  CHSC96286  Sparganium eurycarpum subsp. eurycarpum R. Fischer 2006-7-22 925 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected on the western end of park in Bowman ditch, south side of park road, in 3 feet of water. 1010 Comment
  UC1735830  Sparganium natans Dean W. Taylor 1999-8-13 17325 Shasta Pit River Canyon, pond in old partially forested borrow pit along road to Pit No. 5 dam about 2 miles southeast from Big Bend and 1 mile southeast of Pit No. 5 dam 624 Comment
  RSA785439  Spartium junceum Julie Nelson 2004-4-13 2004 -16 Shasta Along County Road 5G12 to Behemotash Mtn. from Shasta Dam, West side of Shasta Lake. ca. 15 mi NW of Redding. Shasta Dam quadrangle, 647-2. 793 Comment
  UCD80844  Spergularia rubra Dan Marcum 2009-1-20 s. n. Shasta near city of Redding. Comment
  UC397404  Spiraea douglasii Herbert McLean Evans Jul 1922 Shasta Mt. Lassen Region; Sierra Nevada Comment
  RSA69655  Spiranthes porrifolia Frank W. Peirson 1932-7-12 10133 Shasta Along shore of Lake Eiler. Thousand-Lake Basin. 1951 Comment
  CHSC60363  Stachys ajugoides var. rigida Mary Ann Showers 1992-6-28 2653 Shasta Lassen Volcanic National Park. Pond below Windy Point, west of Mill Creek. 1950 Comment
  JEPS28539  Stachys ajugoides var. rigida George W. Gillett 1957-7-8 666 Shasta 1/4 mi s Burney Highway (5.8 mi ne of Manzanita Lake Entrance Station); Lassen Volcanic National Park, Lost Creek 1584 Comment
  UC416582  Stachys ajugoides var. rigida Milo S. Baker 1898-7-9 412 Shasta near Burney Valley (near summit Tamarack Road) Comment
  UC869960  Staphylea bolanderi Mrs. A. L. Coombs 1915-7-9 Shasta Baird Comment
  CAS-BOT-BC202912  Staphylea bolanderi L. E. Smith 1913-4-24 105 Shasta McClouds fork Comment
  CAS-BOT-BC391204  Stellaria longipes subsp. longipes George W. Gillett 1957-8-9 1003 Shasta Lassen Volcanic National Park. East Fork of Hat Creek, near Summit Lake Ranger Station 2026 Comment
  UC853171  Stellaria longipes var. longipes E. G. Anderson 1935-8-29 Shasta Dersch Meadows; Lassen Volcanic National Park 1981 Comment
  CAS-BOT-BC375634  Stephanomeria lactucina Hans Leschke 1955-8-30 s.n. Shasta Lassen Volcanic National Park. Near top of Brokeoff Mountain 2773 Comment
  OBI22272  Stipa occidentalis var. californica Robert F. Hoover 1940-9-21 4608 Shasta SE flank of Lassen Peak Comment
  SEINET10448320  Streptanthus drepanoides Mary Susan Taylor 1980-8-14 Taylor 3245 Shasta T29N R11W se sec 26, Dubakella Mt quad. Shasta-Trinity Natl Forest, on serpentine ridge at jct of rds 28N28 and 29N43, ca. 1 mi N of Goat Camp. 1378 Comment
  UC1601648  Streptanthus longisiliquus Dean W. Taylor 1987-6-30 9098 Shasta adjacent to dirt road from Potem Creek to Hogback Mountain (about 6.5 air mi nw of town of Round Mt.); Blue Jay Ridge, Pit River drainage 883 Comment
  RSA121465  Streptanthus tortuosus C. J. Kraebel 1934-5-5 14 Shasta North fork of Squaw Creek. 1220 Comment
  UC54268  Streptanthus tortuosus H. M. Hall and E. B. Babcock June 1903 4014 Shasta Salt Creek Upper Sacramento Valley 365 Comment
  UC1036258  Streptanthus tortuosus var. orbiculatus George W. Gillett 1952-8-18 208 Shasta near base Lassen Peak Trail; Lassen Volcanic National Park 2590 Comment
  SEINET10848275  Styrax officinalis var. californicus Andrew Townesmith, Karen M. Meyer 2007-7-24 Townesmith 850 Shasta Shasta-Trinity National Forest. 6.6 miles west of state route 299 on Fender's Ferry road (Forest Service road 34N17). T34N R1W, near line between sections 6 and 7. 503 Comment
  JEPS25418  Styrax officinalis var. redivivus Rimo Bacigalupi with G. T. Robbins 1959-4-23 7035 Shasta along U.S. Highway 299 Low road summit one-fourth mi w Shasta (State Historical Monument); w of Shasta (State Historical Monument) 350 Comment
  JEPS32509  Styrax officinalis var. redivivus J. W. Blankinship 1911-5-3 Shasta Redding Comment
  UC1584280  Styrax officinalis var. redivivus J. Kierstead 1989-8-23 89 -76 Shasta (Sierra Pacific Industries land) Shasta Lake R.D.; Shasta-Trinity National Forest, Shasta Lake R.D. 609 Comment
  HSC42128  Styrax redivivus S. Saufferer 1973-5-6 141 Shasta 3 mi. E of Whiskeytown Comment
  HSC84322  Styrax redivivus J. P. Smith, Thomas W. Nelson 1982-5-15 10432 Shasta Lewiston Turnpike along Sawpit Gulch, 2.5 mi. from its junction with Hwy. 299 671 Comment
  RSA49234  Styrax redivivus Philip A. Munz 1949-5-14 13192 Shasta 5 miles W of Redding on Weaverville road, Comment
  RSA759689  Styrax redivivus James R. Shevock 1992-5-8 12128 Shasta Adjacent to Little Cedar Creek off of California Highway 299 just south of Shasta-Trinity National Forest. 549 Comment
  RSA89371  Styrax redivivus E. K. Balls, Percy C. Everett 1953-10-14 18665 Shasta 10 mi E of Trinity-Shasta Co line, Hwy 299. 244 Comment
  RSA564129  Styrax redivivus Peter Fritsch 1993-6-19 1351 Shasta 1.8 miles SE of Shasta along US 299, mostly along old road south and parallel to the hwy, at North Slope Drive. 152 Comment
  JEPS47015  Swertia albicaulis var. nitida J. W. Blankinship 1911-5-10 Shasta Keswick Comment
  UC141757  Swertia albicaulis var. nitida A. A. Heller 1905-5-27 7879 Shasta near Redding Comment
  UC22719  Swertia albicaulis var. nitida M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  UCD168939  Swertia perennis Duncan MacDuffie 1924-7-1 s.n. Shasta Roaring River. Comment
  CHSC9471  Symphoricarpos mollis G. Strausbaugh 1970-6-21 107 Shasta Ca. 4.3 mi. S from U.S. Hwy. 299W 19.5 mi. E Douglas city. 1219 Comment
  UC28685  Symphoricarpos mollis var. acutus F. W. Morse Jul 1886 Shasta Comment
  UC1544799  Symphyotrichum bracteolatum Almut G. Jones 1986-8-25 7260 Shasta along Hat Creek Hat Creek (near Old Station) 1500 Comment
  UC1558206  Symphyotrichum spathulatum Harold and Virginia Bailey 1948-8-27 2870 Shasta Badger Flat Lassen Volcanic National Park 1920 Comment
  CAS-BOT-BC98880  Symphyotrichum spathulatum var. intermedium Alice Eastwood 1912-8-22 1895 Shasta Battle Creek Meadow - Lassen Butte Region Comment
  SEINET3450863  Tauschia hartwegii Lowell Ahart, John Dittes 2003-5-22 10199 Shasta Cottonwood, Cottonwood, about 11 air miles east/northeast, north side of the small water ditch, east of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 air miles west/southwestof Darah Springs State Fish Hatchery 250 Comment
  JEPS95281  Tauschia kelloggii Vernon H. Oswald and L. Ahart 1994-4-27 6145 Shasta T34N R4W SE1/4 Sec. 20, ca. 1300 ft, Chaparral-Yellow Pine Forest ecotone. Waters Gulch Trail 0.1 mi W of the trailhead located on Packers Bay Rd. (34N27), ca. 0.5 mi N of Packers Bay Marina 396 Comment
  CAS-BOT-BC85270  Taxus brevifolia Ellsworth Bethel 1923-6-16 s.n. Shasta Burney Comment
  SEINET10471603  Taxus brevifolia William H. Brewer Brewer 1366 A Shasta Canons near Mt. Shasta Comment
  JEPS49700  Tellima grandiflora W. I. Follett 1935-6-1 Shasta Nosoni Creek; McCloud River 304 Comment
  CHSC65828  Thalictrum fendleri var. polycarpum Marria Ulloa-Cruz 1995-4-17 103 Shasta Shasta-Trinity National Forests. Packers Gulch and Waters Gulch Trail crossing. On side of creek. 360 Comment
  CHSC93016  Thelypodium R. Fischer; J. Marr 2004-5-26 584 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected at upper end of Big Lake. 1008 Comment
  CAS-BOT-BC88085  Thelypodium howellii subsp. howellii Reed C. Rollins; Kathryn W. Rollins; David Gates; Aileen G. Roads 1983-7-7 83230 Shasta Near tule swamp, Gates Ranch, ca. 3 miles northeast of MacArthur. Comment
  CHSC101486  Thermopsis californica var. argentata Samantha Mackey Hillaire 2008-8-5 1259 Shasta In the SW corner of Burney Valley, southwest of Burney Creek and northwest of the town of Burney. To the west and north of a small substation in the meadow. 963 Comment
  POM260741  Thermopsis californica var. argentata Alice Eastwood, J. T. Howell 1940-6-11 s.n. Shasta Near Fall River Mills Comment
  RSA768321  Thermopsis californica var. argentata Justin M. Wood 2010-9-2 2544 Shasta Southeast face of Round Mtn: +/- 1.0 mile northwest of general store (highway 299), just southeast of communication towers on peak. 995 Comment
  CHSC63061  Thermopsis gracilis Vernon H. Oswald; Lowell Ahart 1994-4-27 6120 Shasta Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, ca. 0.17 mi E (clockwise) of the trailhead. 335 Comment
  JEPS95426  Thermopsis gracilis Vernon H. Oswald and L. Ahart 1994-4-27 6120 Shasta T34N R4W Sec. 15, ca. 1100 ft, Chaparral-Yellow Pine Forest ecotone. Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, ca. 0.17 mi E (clockwise) of the trailhead. 335 Comment
  CHSC35772  Thysanocarpus curvipes Colleen D. Harvey 1982-4-9 7 Shasta Erickson property, ca. .5 mi w of jct of Deschutes Rd. and Robledo Rd., 1.5 mi n of Palo Cedro. 162 Comment
  HSC49776  Thysanocarpus curvipes J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9834 Shasta Deer Lick Springs Rd., 3.4 mi. from its junction with Hwy. 36 1098 Comment
  CHSC4043  Thysanocarpus radians Sadie Gualtieri 1967-3-20 Shasta Collected: Hiway 44 out of Redding, S. at Deschutes Rd., 2 or so miles to Belmont Drive, W. to end of st. on N. side. Comment
  UC1558242  Tofieldia occidentalis subsp. occidentalis Harold and Virginia Bailey 1948-8-25 2960 c Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  HSC62762  Torilis arvensis J. M. DiTomaso 1979-5-11 972 Shasta Cypress Ave. and I-5, Redding 152 Comment
  SD104443  Torilis arvensis Reid Moran 1978-6-25 26103 Shasta West of Little Roaring Creek. Comment
  CHSC66141  Torilis arvensis subsp. purpurea Vernon H. Oswald 1996-5-30 7674 Shasta Cascade Range Foothills. East of the McCloud Arm of Shasta Lake on Gilman Rd. (now Forest Road 27), 3.2 mi E of the McCloud River Bridge. 457 Comment
  CHSC9244  Torilis arvensis subsp. purpurea G. Strausbaugh 1970-7-26 145 Shasta On Buckhorn Bally ca. 100 yds. below headwaters of Crystal Creek on N.W. side dirt road where first crosses creek at hairpin turn. 1447 Comment
  CAS-BOT-BC81368  Torreya californica Barbara T. Keller 1974-5-9 1320 Shasta Wilson Hill Road between Shingletown and Manton, bridge over north fork of Battle Creek Comment
  UCD163301  Toxicoscordion fremontii Jack Major 1955-4-13 s.n. Shasta Bald Hills, western Shasta County (w. Redding 20 mi.). 396 Comment
  CHSC9306  Toxicoscordion venenosum var. venenosum G. Strausbaugh 1970-5-24 76 Shasta N side of Whiskey Creek Swimming Area ca. 10 ft. above edge of lake. 371 Comment
  CHSC61959  Tragopogon dubius Vernon H. Oswald 1993-9-7 5929 Shasta Lassen Volcanic National Park. Borrow pit and highway service area on the E side of Lost Creek, S end of Anklin Mdws., between Hot Rock and Old Boundary Spring. Along the creek. 1889 Comment
  JEPS63130  Trichostema lanceolatum J. W. Blankinship 1909-9-3 Shasta Anderson Comment
  JEPS105646  Trichostema oblongum L. P. Janeway 2001-6-21 7210 Shasta High Cascade Range. About 1.3 km east of edge of Hat Creek Rim, about 3.4 km north of Hwy 44. Near edges of large (logging landing) vernal pool 1494 Comment
  UC1540147  Trichostema simulatum Dean Wm. Taylor, Glenn L. Clifton 1987-8-5 9218 Shasta along Highway 89 at northern junction with Clark Creek Road, opposite Cayton Valley; extreme NE portion of county 1341 Comment
  UC16466  Trifolium albopurpureum M. S. Baker and Frank Nutting 1894-5-23 Shasta Cow Creek Comment
  CHSC84068  Trifolium albopurpureum var. albopurpureum Lowell Ahart; John Dittes 2003-5-12 10146 Shasta About 100 yards east of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  UC165517  Trifolium albopurpureum var. albopurpureum Milo S. Baker May 1896 Shasta Morley's Station Comment
  RSA95840  Trifolium barbigerum L. S. Rose 1954-4-26 54026 Shasta Just west of Tower House. 396 Comment
  UC631015  Trifolium bifidum var. decipiens A. A. Heller 1915-5-4 11867 Shasta near Durham; Sacramento Valley Comment
  SEINET7063009  Trifolium ciliolatum A. G. Vestal 1955-5-14 s.n. Shasta Stillwater Plains southeast of Redding. UTM Zone 10, 559140mE, 4490505mN. (WGS84/NAD83). 175 Comment
  CHSC59977  Trifolium depauperatum var. depauperatum Lorna K. Lilly 1989-4-17 6 Shasta Ca. 3.1 mi w of Dry Creek, 3 mi sw of Bella Vista, 2.6 mi e of Redding. 140 Comment
  JEPS104216  Trifolium dubium Lowell Ahart 2003-5-22 10183 Shasta Just w of the gate, on the road, on the south side of the Coleman Canal, 2.8 mi (air) wsw of Darah Springs State Fish Hatchery, ca 12 mi (air) ene of Cottonwood. 271 Comment
  CHSC89699  Trifolium fragiferum R. Fischer; J. Marr 2004-8-15 382 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected on Lava Springs Trail at Crystal Springs. 1010 Comment
  CHSC84135  Trifolium fucatum John Dittes; Lowell Ahart 2003-5-12 Shasta Tuscan Buttes. In a vernal pool, in a pasture field, on plateau north of Battle Creek, about 300 yards southwest of the barn, about 1/4 mile south of the Coleman Canal, 3.1 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  HSC100990  Trifolium hirtum J. P. Smith 2010-5-18 12871 Shasta Along Iron Mountain Road near the junction with road to Keswick. 233 Comment
  JEPS85545  Trifolium hybridum Walter S. Lennon 1983-6-25 Shasta 0.5 mi w Hwy 5 (at Sims Rd, Shotgun Creek Rd) Comment
  UC1543869  Trifolium kingii var. productum Harold and Virginia Bailey 1948-8-25 2991 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  UC726239  Trifolium longipes var. hansenii A. A. Heller 1940-5-28 15677 Shasta e e base of Hatchet Mtn (on US Hwy 299) Comment
  UC54397  Trifolium macrocephalum H. M. Hall and E. B. Babcock Jun 1903 4258 Shasta western base of Bald Mountain Sierra Nevada Mountains, E Shasta County 1158 Comment
  UCD111326  Trifolium macrocephalum V. C. Bryant 1937-5-10 s.n. Shasta Redding. Comment
  SEINET7067185  Trifolium microcephalum A. G. Vestal 1947-5-2 s.n. Shasta About 0.5 mile southeast of Cottonwood Road (A 5, Bowman Road) on Route 16. Coordinate datum: NAD27. Comment
  UC1543867  Trifolium monanthum Harold and Virginia Bailey 1948-8-25 2970 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  HSC72338  Trifolium oliganthum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9662 Shasta County Rd. A16, 4 mi. from its junction with Hwy. 36 732 Comment
  UCSC010051  Trifolium productum Dean W. Taylor, Nick Kroencke 2012-8-21 21297 Shasta Flume Creek watershed, canyon of Sacramento River, logging road 7.8 miles up (West) from gate on frontage road paralleling Interstate 5 at the Conat Road exit (ca. 9 miles SW of Dunsmuir) 1417 Comment
  CAS-BOT-BC230832  Trifolium productum Frank W. Peirson 1932-7-10 10177 Shasta 1000-Lake Basin 1950 Comment
  SJSU506  Trifolium productum G. Witherspoon 1940-6-27 2127 Shasta Lassen Hwy 2 mi NE of Manzanita L Lodge, Lassen Volcanic National Park 1828 Comment
  UC968634  Trifolium variegatum var. melananthum C. L. Hitchcock 1940-5-17 6436 A Shasta ca 3 mi e Redding Comment
  UC147167  Trifolium variegatum var. variegatum A. A. Heller 1905-5-29 7892 Shasta near Redding Comment
  JEPS95523  Trifolium willdenovii Vernon H. Oswald and Lowell Ahart 1994-5-6 6167 Shasta ca. 0.2 mi. e. of trailhead at Jones Valley Boat Ramp (Clikapudi Trail on the Pit Arm of Shasta Lake); Shasta Lake 335 Comment
  UC144201  Trifolium willdenovii A. A. Heller 1905-5-25 7851 Shasta near Redding Comment
  CDA28305  Trifolium willdenovii T. C. Fuller 1976-5-5 20134 Shasta South side of Eureka Way (Highway 299) opposite Sunset Drive, west limits of Redding. 0 Comment
  UCD33949  Trifolium willdenovii Beecher Crampton 1975-5-3 9186 Shasta Shasta Lake, Squaw Creek, Monday flat. Comment
  CHSC2318  Trillium albidum E. James 1931-4-1 Shasta Above Redding. Comment
  JEPS116606  Trillium albidum Julie Kierstead Nelson 2006-5-10 2006 -1 Shasta Confluence of Goods Creek & South Fork Goods Creek at junction of Hwy 36 and Rd. 29N28, about 50 miles W of Red Bluff 1036 Comment
  SJSU3772  Trillium angustipetalum C. W. Sharsmith 1963-6-15 7074 Shasta meadow area, Viola 1341 Comment
  SEINET10472792  Trillium ovatum subsp. oettingeri Mary Susan Taylor 1980-6-26 Taylor 2980 Shasta T39N R1E nw sec 35 Big Bend quad; Shasta-Trinity Natl Forest; along Moose head Creek and in meadow, on N side of Rd 39N90, ca. 1.1 mi NW of its jct with 38N10, ca. 3 mi due SW of Deadhorse Summit on Hwy 89. With J. Prouty. 1585 Comment
  JEPS86065  Triphysaria eriantha subsp. eriantha L. R. Heckard with R. Bacigalupi and J. Hickman 1982-5-10 5840 a Shasta e of Redding (s of North Valley Baptist Church, Enterprise); Enterprise Comment
  JEPS28317  Trisetum spicatum George W. Gillett 1957-8-10 1021 Shasta saddle between Ski Heil and Pilot Pinnacle; Lassen Volcanic National Park 2636 Comment
  UC822274  Trisetum spicatum E. G. Anderson 1935-8-28 Shasta Crescent Cliffs Lassen Volcanic National Park 2286 Comment
  JEPS64210  Triteleia hyacinthina J. W. Blankinship 1911-4-16 Shasta Olinda Comment