Search Results — 2000 specimen records retrieved (1390 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/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  JEPS42735  Acer circinatum W. L. Jepson 1940-7-4 20127 Shasta Little Hatchet Creek 1158 Comment
  POM284603  Acer circinatum Lyman D. Benson 1930-7-18 2221 Shasta E. of Round Mountain, Hatchet Creek; Mt. Range: N. Sierra Nevada. 1220 Comment
  HSC84191  Acer macrophyllum J. P. Smith, Thomas W. Nelson 1982-5-15 10450 Shasta 1220 Comment
  CAS-BOT-BC384622  Acer saccharinum unspecified 1969-8-30 164 Shasta Echo Lake, Shasta Comment
  UC1777711  Achillea filipendulina J. Di Tomaso 2002-5-29 Shasta E of Redding (at junction of Hwy 44 and Palocedro-Deschutes Rd) Comment
  CHSC9253  Achillea millefolium G. Strausbaugh 1970-6-21 105 Shasta Buckhorn Bally near summit ca. 4 mi. s from U.S.Hwy. 299W 19.5 mi. e of Douglas City. 1463 Comment
  UCR206300  Achillea millefolium George K. Helmkamp, E. A. Helmkamp 2009-6-13 15004 Shasta Southern Cascade Range Foothills, Wilson Hill Road, 2.4 miles south of its junction with CA-44 in Shingletown 857 Comment
  CAS-BOT-BC28651  Achillea millefolium Hans Leschke 1960-8-5 1703 Shasta Lassen National Park: Between Feather Lake and Lower Twin Lake 1981 Comment
  CAS-BOT-BC210706  Achnatherum lemmonii G. L. Stebbins, Jr.; J. A. Jenkins 1937-7-17 2416 Shasta On south side of Red Mountain 1730 Comment
  CAS-BOT-BC210710  Achnatherum lemmonii A. A. Heller 1914-8-25 11694 Shasta On the Pacific Highway 15 miles south of Delta Comment
  CDA28103  Achnatherum lemmonii T. C. Fuller 1969-5-22 18484 Shasta 2.7 mi E of Hatchet Mtn, Summit, N side of Hwy 299 to Burney. 0 Comment
  CAS-BOT-BC210747  Achnatherum nelsonii Roxana S. Ferris; Laura Lorraine 1941-8-10 10476 Shasta Lassen National Park, near Summit Lake 2042 Comment
  UC1731466  Achnatherum nelsonii subsp. dorei Dean W. Taylor 1993-6-15 13631 Shasta ridgetop 1 mi. w. Yellowjacket Mt. (at Point 4881); Cascade Region (CaRH) Comment
  CAS-BOT-BC216905  Achnatherum occidentale George W. Gillett 1957-7-5 660 Shasta Manzanita Lake area, near trail between employees area and museum, Lassen Volcanic National Park 1798 Comment
  UC768840  Achnatherum occidentale subsp. californicum R. F. Hoover 1940-9-21 4608 Shasta Lassen Peak, se flank Lassen Peak Comment
  UCD54021  Achnatherum occidentale subsp. californicum G. F. Hrusa; T. D. Wilfred 1996-7-22 13350 Shasta Along Hwy 89, approx. 2 m. N. of intersection with USFS S16. 472 Comment
  RSA773147  Achnatherum occidentale subsp. californicum Lynn R. Firestone, Harold Firestone 1983-8-11 8336 Shasta In campground at SW entrance of Lassen Volcanic National Park Comment
  RSA91734  Achnatherum occidentale subsp. californicum F. W. Peirson 1932-7-13 10104 Shasta Thousand-Lake Basin 1982 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
  SEINET255886  Achnatherum occidentale subsp. californicum Mary E. Barkworth, LR Firestone 1982-8-30 4098 Shasta Hwy 44 N of junction with hwy 34 1728 Comment
  JEPS28266  Achnatherum occidentale subsp. occidentale George W. Gillett 1957-1 660 Shasta dry pond bottom near trail between employees area and museum Lassen Volcanic Nat'l Park (Manzanita Lake area) 1798 Comment
  SEINET255887  Achnatherum occidentale subsp. occidentale Mary E. Barkworth, LR Firestone 1982-8-30 4101 Shasta Lassen Nat. Vol. Pk ; Along roadside between site 28 and 29. Comment
  JEPS118502  Achnatherum thurberianum A. Holmen, E. Kane, C. Salvino 08 July 2011 CA 320 -87 Shasta CA 299 W to Fall River Mills, turn South on Cassel Fall River Rd. Continue approx. 4 miles to Koze Ranch Rd and turn right. Take right fork to top of Hogback Ridge and turn left to follow ridge line. Park just north of gate. Comment
  CHSC88314  Acmispon americanus var. americanus R. Fischer; J. Marr 2004-5-24 197 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located on roadbed of Spatter Cone Trail. 1036 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
  UCD103812  Acmispon americanus var. americanus A. A. Heller 1918-7-28 13085 Shasta Along the State Highway, 12 miles north of Redding. Comment
  OBI13187  Acmispon brachycarpus Robert F. Hoover 1968-5-28 11125 Shasta Clough Crk at Old Alturas Rd Comment
  UCD104165  Acmispon grandiflorus A. A. Heller 1918-5-12 13018 Shasta On the McCloud river near the fish hatchery. Comment
  UCD104172  Acmispon grandiflorus G. F. Hrusa 1992-5-1 10469 Shasta S of Montgomery Creek. Comment
  CHSC27871  Acmispon grandiflorus var. macranthus Robin Ondricek 1978-4-22 17 Shasta Ca. 32.2 mi ne of Redding, n side of Hwy 299, Montgomery Falls, Montgomery Creek. 627 Comment
  UC853391  Aconitum columbianum E. G. Anderson 1935-8-28 Shasta Lassen Volcanic Nat'l Park, Crescent Cliffs 2286 Comment
  HSC46995  Actaea rubra Sheila Logan 1978-5-13 172 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  CAS-BOT-BC29316  Adenocaulon bicolor C. R. Quick 1953-8-2 53 -109 Shasta Northeast of Montgomery Creek Comment
  HSC18434  Adenostoma fasciculatum T. F. Newman 1965-10-10 6567 Shasta S side of Whiskeytown Reservoir Comment
  JEPS123373  Adiantum shastense Len Lindstrand III 2015-6-1 21241 Shasta East side Stein Creek inlet, Shasta Lake. Devils Rock, 7.5' Q. Comment
  JEPS123383  Adiantum shastense Len Lindstrand III 2015-2-26 21223 Shasta Northwest slope of Bollibokka Mountain. Bollibokka Mountain, 7.5' Q. Comment
  CHSC118380  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.UTM 10T 0577526E / 4526927N 915 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
  RSA0051330  Adiantum shastense Len Lindstrand III 2015-5-15 21238 Shasta Blue Ridge, west of Allie Cove, aproximately 1.3 mi. northeast of South Gray Rocks. 335 Comment
  CDA20538  Aegilops cylindrica K. Martyn 2005-6-3 PDR 1292147 Shasta Cascade Range; McArthur swamp. 0 Comment
  CDA13063  Agastache parvifolia G. F. Hrusa, T. D. Wilfred 1996-6-1 12991 Shasta Lassen National Forest; NW side of Hwy 44 1 mi. SW of USFS N12 to Twin Bridges. Comment
  SJSU495  Agastache parvifolia G. Witherspoon 1940-6-25 2094 Shasta McArthur Burney Falls State Park 1219 Comment
  UCLA85881  Agastache parvifolia O. H. Kappler 1949-7-27 1988 Shasta n slope Mt. Lassen (Lassen National Park); Lasen National Park, n slope Mt. Lassen 1524 Comment
  POM308819  Agastache parvifolia Roxana S. Ferris, Laura Lorraine 1941-8-10 10482 Shasta In lava rock, Hwy 89 betw Lassen National Park boundary and Old Station. 5.5 miles S of Old Station Comment
  CAS-BOT-BC29442  Ageratina occidentalis Alice Eastwood 1917-9-2 6697 Shasta Shasta Springs Comment
  CAS-BOT-BC29440  Ageratina occidentalis A. H. Kramer Summer 1934 s.n. Shasta West Prospect Peak 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
  CHSC105568  Ageratina shastensis Len Lindstrand III; Jane Van Susteren 2010-7-22 Shasta Forested peak along the ridgeline southwest of High Mountain. Plants occur on small southwest aspect metasedimentary rock outcrops. UTM NAD 83 Zone 10N; 0559918E, 4537411N. 1219 Comment
  UCD128544  Ageratina shastensis G. L. Stebbins 1967-9-9 s.n. Shasta on North Gray Rocks on the McCloud Arm of Shasta Lake. 701 Comment
  UC1558208  Agoseris aurantiaca Harold and Virginia Bailey 1948-8-27 2872 Shasta Badger Flat Lassen Volcanic National Park, Badger Flat 1920 Comment
  CAS-BOT-BC46148  Agoseris heterophylla Alice Eastwood 1912-6-29 905 Shasta Goose Valley Comment
  CAS-BOT-BC46145  Agoseris heterophylla Ellsworth Bethel 1923-5-7 s.n. Shasta Montgomery Creek Comment
  SJSU4663  Agoseris heterophylla H. D. Baer 1960-4-14 32 Shasta near Coleman Fish Hatchery 11 mi SE of Anderson 259 Comment
  HSC75655  Agoseris monticola J. O. Sawyer, R. J. Cole 1980-7-20 3709 Shasta Summit of Pumice Stone Mtn. 2123 Comment
  CDA13049  Agoseris retrorsa G. F. Hrusa, T. D. Wilfred 1996-6-1 12980 Shasta Lassen National Forest; W side of Hwy 44 approx. 200 meters N of Big Spring. Comment
  CHSC96269  Agoseris retrorsa R. Fischer 2006-5-14 943 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected ca. 0.25 miles north of Horr Pond (campsite 7) in an open junjper/YPF woodland adjacent to Juniper Trail. 1024 Comment
  CHSC93007  Agropyron desertorum R. Fischer 2005-7-17 522 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Along the west shore of Big Lake on the meadow. 1010 Comment
  UC790921  Agrostis alba A. A. Beetle 1941-6-30 2845 Shasta 10 mi ne Manzanita Lake (lava rock along creek); Lassen Nat'l Forest, Hat Creek Comment
  UCD51703  Agrostis elliottiana Beecher Crampton 1953-5-1 1200 A Shasta about 5 miles north of Anderson. Comment
  UCD32838  Agrostis exarata Beecher Crampton 1964-8-26 7174 Shasta Shasta County, Lassen National Park, Emerald lake. 2438 Comment
  UCD52324  Agrostis exarata Beecher Crampton 1964-8-26 7183 Shasta Castel Crag, Sacramento River. Comment
  UCD52525  Agrostis exarata Beecher Crampton 1956-8-20 3773 Shasta along the railroad at Castle Crag. 640 Comment
  CHSC65286  Agrostis hendersonii Donald Burk 1995-9-1 Shasta Cascade Range Foothills. Between Argyle and Hartnell Rds., Enplan, Redding. 172 Comment
Read comments
Jan 17 2016
  CAS-BOT-BC139291  Agrostis idahoensis George Wilson Gillett 1957-7-9 688 Shasta Lassen Volcanic National Park. Confluence of Hat Creek and Lost Creek north of Park. About 2 miles south of Big Springs. 1524 Comment
  UCD53206  Agrostis pallens A. A. Beetle 1944-8-15 3022 Shasta west of Burney. Comment
  CHSC59152  Agrostis stolonifera Vernon H. Oswald; Steve Mitchelson 1992-8-5 5141 Shasta Meadowy drainage crossing the Old Emigrant Trail ca 1.0 mi N of Lassen Hwy. Lassen Volcanic National Park. 1914 Comment
  UCD32842  Agrostis stolonifera Beecher Crampton 1964-8-26 7181 Shasta Shasta County, Castle Crag, 3 miles south of Dunsmuir, Sacramento River. 670 Comment
  SEINET14058241  Agrostis variabilis Unknown 1969-1 2184 Shasta 5.8 miles North of South entrance to Lassen Volcanic National Park Comment
  JEPS68424  Aira caryophyllea J. W. Blankinship 1911-5-11 Shasta Olinda Comment
  CHSC8756  Alisma gramineum S. Chulasmai 1966-4-30 12 Shasta Vernal pond 0.5 mile from Hat Creek River. Comment
  JEPS32193  Alisma plantago-aquatica W. L. Jepson 1914-8-10 5479 Shasta Upper Fall River Valley 1036 Comment
  HSC2915  Allium acuminatum C. L. Hitchcock 1940-5-27 6636 Shasta Near McArthur 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
  JEPS56353  Allium amplectens J. W. Blankinship 1911-5-3 116 Shasta Middle Creek, Redding Redding, Middle Creek Comment
  JEPS56357  Allium amplectens W. J. Ferlatte 1935-6-1 Shasta opposite mouth of Nosoni Creek; McCloud River 304 Comment
  CAS-BOT-BC462370  Allium amplectens Ellsworth Bethal 1923-6-12 1923 Shasta Montgomery Creek Comment
  JEPS100741  Allium bolanderi var. bolanderi Dean Wm. Taylor with Glenn Clifton 1990-5-25 10793 Shasta Sacramento River Canyon, ca. 0.4 miles N of Gibson Road (exit for road to Highland Lake). 548 Comment
  JEPS91044  Allium obtusum var. obtusum Dean W. Taylor 1988-4-14 9548 Shasta Highway 89 5 mi e of McCloud (McCloud River Canyon); , Highway 89 1036 Comment
  CAS-BOT-BC474283  Allium obtusum var. obtusum John Thomas Howell 1961-6-20 36567 Shasta South slope of Diamond Peak 2255 Comment
  CAS-BOT-BC132123  Allium sanbornii var. sanbornii James McMurphy 1914-6-27 s.n. Shasta Bank of River, Coram Comment
  SEINET3878790  Allium sanbornii var. sanbornii D. Burk 1991-6-30 s.n. Shasta Above Salt Creek in the SE quadrant of the Oasis Rd./Gold Hill Rd. jct.; 0 Comment
  NY334878  Allocarya cervina A. A. Heller 1905-5-29 7891 Shasta Near Redding Comment
  NY334913  Allocarya vallata A. Eastwood 1912-6-29 718 Shasta Goose Valley 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
  JEPS108187  Allophyllum divaricatum David Gowen 2005-6-24 450 Shasta Roadside on Hwy 36 W. of Beegum, just east of intersection with Platina Rd. to Redding (A16). Comment
  JEPS58634  Alnus incana subsp. tenuifolia W. L. Jepson 1929-9-28 15293 Shasta Manzanita Lake Lassen Peak (living stream) 1828 Comment
  UCD109974  Alnus incana subsp. tenuifolia G. F. Hrusa; T. D. Wilfred 1996-6-10 12976 Shasta On bank of Hat Creek approximately 400 meters downstream from Big Spring. 1422 Comment
  CAS-BOT-BC169632  Alnus rhombifolia Elmer I. Applegate 1929-6-23 5846 Shasta Round Mountain Comment
  CAS-BOT-BC138155  Alopecurus aequalis var. aequalis Lee Bonar 1934-7-12 s.n. Shasta Lassen National Park. At edge of Manzanita Lake. Comment
  UCD55906  Alopecurus geniculatus August L. Hormay Date Unknown s.n. Shasta between Hat Creek and Coppervale. Comment
  UCD55811  Alopecurus pratensis John Thomas Howell 1952-6-13 28328 Shasta 2 miles north of Castle Crags. Comment
  UCD55948  Alopecurus saccatus Beecher Crampton 1953-5-1 1199 Shasta 5 miles east of Redding. Comment
  JEPS30262  Alyssum alyssoides James Griffin 1963-4-13 770 Shasta near Saddle Mountain (on U.S. 299, w of Pit No. 1. Powerhouse (P.G. and E. Co.) and sw of McArthur, ne corner of Shasta County); Pacific South West Forest, Range Experiment Station 914 Comment
  CAS-BOT-BC17204  Alyssum alyssoides Greg de Nevers 2001-7-25 12618 Shasta Ahjumawi State Park. 914 Comment
  RSA55273  Amelanchier pallida Rogers McVaugh 1941-8-4 6241 Shasta 10 miles W of Burney, Sahsta County Comment
  CAS-BOT-BC136863  Amelanchier utahensis Lillian Mott 1976-5-29 17 LM76 Shasta Dead Horse Summit 1219 Comment
  POM260289  Amsinckia intermedia C. L. Hitchcock 1940-5-24 6567 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  RSA32809  Amsinckia lycopsoides A. A. Heller 1940-5-1 15566 Shasta Along Anderson Cr. on Olindo Rd. about a mile west of Anderson. Comment
  SFV3063  Amsinckia lycopsoides J. K. Clark 1966-4-7 6 Shasta Lower Springs Road, 5 miles south of U. S. Highway 299W. 213 Comment
  CAS-BOT-BC45200  Anaphalis margaritacea M. S. Jussel 1931-9-6 s.n. Shasta Sulphur Works, Mount Lassen 2133 Comment
  CAS-BOT-BC45202  Anaphalis margaritacea John Thomas Howell 1960-8-22 36383 Shasta Lassen Volcanic National Park, Anklin Meadows 1889 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
  SEINET14168220  Andropogon virginicus B. Kruse 1987-9-23 Shasta Happy Valley 122 Comment
  UC1736538  Anemone drummondii Dean Wm. Taylor and Ingrid Olmsted 1974-7-13 4079 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak, 2529 Comment
  UC403417  Anemopsis californica J. H. Ingram 1914-9-2 Shasta Cayton Comment
  JEPS100806  Angelica arguta Dean W. Taylor 1993-7-9 13856 Shasta 4.5 mi W of Gibson (on Forest Rd 38N21); Trinity Mtns, Boulder Creek Watershed 944 Comment
  RSA239214  Angelica tomentosa var. tomentosa R. F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-21 42383 Shasta Along Castle Creek c. 1 mi W of Castle Crags State Park. Comment
  UCD135659  Anisocarpus scabridus Rexford Palmer 1987-6-28 16043 Shasta Grizzly Peak. Comment
  UCD37460  Antennaria Beecher Crampton 1960-6-16 5660 Shasta Glenburn, 4.5 miles north of Fall River Mills. 1066 Comment
  CHSC96195  Antennaria argentea R. Fischer 2006-5-14 969 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected on a dry grassy slope just ne of a conic depression pond near the lower and western edge of Big Lake. 1008 Comment
  HSC28535  Antennaria argentea D. H. Norris, S. Dowty, Thomas W. Nelson 1971-6-21 19116 Shasta Along Hwy. 44 about 10 mi. E of Shingletown Comment
  SEINET516273  Antennaria argentea Vernon H. Oswald 1998-6-22 9234 Shasta Near the PTC trailhead at Mud Lake ca 3 mi NE of Hwy. 89 at Old Station. 1487 Comment
  CHSC60303  Antennaria geyeri Mary Ann Showers 1992-6-27 2609 b Shasta Lassen Volcanic National Park. Pumice flat northwest of Crescent Crater. 2194 Comment
  OBI65427  Antennaria geyeri David J. Keil 2004-7-10 30321 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
  OBI65428  Antennaria geyeri David J. Keil 2004-7-10 30322 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
  UC1927953  Antennaria rosea David Keil 2004-7-10 30321 Shasta Along California Routes 44/89 southwest of Old Station. Lassen National Forest. Vicinity of 40 37.859'N x 121 28.610'W Comment
  CAS-BOT-BC137773  Anthoxanthum aristatum Peter H. Raven; Otto T. Solbrig 1958-6-16 13228 Shasta Road to Craig's Dock, Shasta Lake. Comment
  UC444977  Antirrhinum cornutum Milo S. Baker 1898-7-5 330 Shasta Hathaway's Comment
  UCD123428  Antirrhinum cornutum Collector Unknown 1950-6-1 s.n. Shasta Ono. Comment
  CHSC98792  Antirrhinum vexillo-calyculatum subsp. breweri Julie Kierstead Nelson 2006-11-8 2006 -043 Shasta Bully Hill Mine, north side of Shasta Lake at confluence of Squaw Creek and Pit River arms. 365 Comment
  JEPS5351  Antirrhinum vexillocalyculatum subsp. breweri Willis L. Jepson 1894-8-10 21315 Shasta Sima sta. Sims sta.; Sacramento River Canyon Comment
  RSA25113  Antirrhinum vexillocalyculatum subsp. breweri C. Leo Hitchcock 1940-5-26 6597 -a Shasta Lava beds ca. 12 mi. north of Fall River Mills on Fall River. 1372 Comment
  CDA37192  Apera interrupta CDFA Staff 2004-5-27 s.n. Shasta Peterson Ranch, south east of Fall River Mills. 0 Comment
  UCD54501  Apera interrupta sent in by Dan Marcum 2006-6-7 s.n. Shasta Fall River Valley. SE of intersection of McArthur Rd. and Archie Brown Rd. Comment
  UCD121229  Apocynum androsaemifolium Gerald Dickinson 1963-7-2 70 Shasta West side of Burney, US Highway 299. 962 Comment
  CAS-BOT-BC397926  Aquilegia formosa Alice Eastwood 1912-6-29 741 Shasta Goose Valley Comment
  UC853789  Aquilegia formosa C. L. Hitchcock 1940-5-20 6485 Shasta 25 mi e Redding Comment
  UCD95539  Aquilegia formosa G. F. Hrusa; T. D. Wilfred 1996-6-11 13053 Shasta Lassen National Forest. USFS S16 approx. 3.5 miles NW of intersection with Hwy 89-44, on slopes above west side of Bunchgrass Valley. 1615 Comment
  CAS-BOT-BC397930  Aquilegia formosa Dorothy B. Wiggins 1961-6-16 16540 -A Shasta Along California Highway 89, 8.2 mi. NE of E entrance to Lassen National Park. Comment
  SEINET10334901 Image available Aquilegia formosa Amelie C. Blyth 1950-7-16 Shasta Along foot trail from highway to Bumpass Hell, Lassen Volcanic National Park Comment
  UCD95526  Aquilegia formosa Amelie C. Blyth 1950-7-16 s.n. Shasta Along foot trail from highway to Bumpass Hell, Lassen Volcanic National Park. Comment
  CDA12989  Arabidopsis thaliana G. F. Hrusa 1996-4-3 12891 Shasta Upper Sacramento Valley; E side of Sacramento River at corner of Gover Rd. and Sacramento River ~3 m. S of Anderson. Comment
  RSA0069373  Arabidopsis thaliana Dean W. Taylor, Cajun James 2014-4-11 21471 Shasta 4 miles SW of Viola, via Rock Creek Road ca. 3 road miles SW of Highway 44. 1249 Comment
  CDA12922  Arabis holboellii var. retrofracta G. F. Hrusa 1996-5-2 12865 Shasta Lassen National Forest; Approx. 1/2 mile S of Old Station Trailer Park along Hwy 44-89. Comment
  JEPS53069  Arabis pycnocarpa var. pycnocarpa M. S. Baker and Frank Nutting 1894-5-31 Shasta Burney Falls Comment
  RSA0014267  Arbutus menziesii Justin M. Wood 2010-9-2 2561 Shasta Northwest face of Round Mtn: +/- 1.2 mile northwest of general store (highway 299), just northwest of communication towers along road leading to the peak. 946 Comment
  CDA38597  Arbutus menziesii T. C. Fuller 1958-4-15 s.n. Shasta Flume Creek at Highway 99, 4 miles south of Castella. 0 Comment
  RSA97454  Arceuthobium americanum F. W. Peirson 1932-7-14 10136 Shasta Thousand-Lake Basin. 1951 Comment
  UC465855  Arceuthobium campylopodum Milo S. Baker 1898-7-6 376 Shasta near Morley's Comment
  UCR122332  Arceuthobium campylopodum f. abietinum G. R. Ballmer 1992-7-7 s.n. Shasta Modoc Plateau, Magee Trail, south side of Magee Peak 2287 Comment
  CAS-BOT-BC410147  Arceuthobium occidentale Wm. Anderson 1949-3-26 s.n. Shasta Black Butte Comment
  JEPS88131  Arctostaphylos V. H. Oswald, Lowell Ahart and Robin Ondricek-Fallsheer 1996-7-1 7929 Shasta nw of Platina (Deer Lick Knob Road (Forest Rte 1) 13.6 mi (odometer) n of Hwy 36 (via Harrison Gulch Rd), High North Coast Range); High North Coast Ranges, Deer Lick Knob Road 1127 Comment
  UC1543722  Arctostaphylos Harold and Virginia Bailey 1948-8-25 3006 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  UC1120912  Arctostaphylos canescens subsp. canescens P. L. Johannsen 1932-6-27 145 Shasta Weaverville Weaverville Quadrangle 944 Comment
  CAS-BOT-BC27242  Arctostaphylos canescens subsp. malloryi James I. Mallory 1968-5-3 285 Shasta On ridge 1 mile N of Iron Mountain and 1 mile E of Mad Ox Mine, 1112 Comment
  SEINET11987150  Arctostaphylos canescens subsp. malloryi J. Mallory, Seneres, A.; Edwards, S. 1981-1 s.n. Shasta Iron Mountain Comment
  CAS-BOT-BC38977  Arctostaphylos malloryi Walter Knight; Irja Knight 1988-3-25 6478 Shasta Tilden Regional Park, Regional Parks Botanic Garden. Originally collected at Iron Mt. 914 Comment
  UC1755233  Arctostaphylos malloryi Dean Wm. Taylor with Joe Molter, Tom Engstron 2004-6-11 19101 Shasta Shirttail Peak (ca. 15 air miles NW of Redding), single shrub on the summit of the peak 1173 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
  UCD52085  Arctostaphylos manzanita subsp. wieslanderi Bob Powell; Jack Major, Jim Mallory, and Roman Gankin 1962-3-15 345 Shasta Junction Ash Creek and road from hwy. 44 to Darrah Springs; in eastern Shasta County. 603 Comment
  CAS-BOT-BC45469  Arctostaphylos nevadensis Elmer I. Applegate 1929-6-20 5766 Shasta Mount Lassen Trail above Drakesbad. Comment
  HSC32252  Arctostaphylos nevadensis J. O. Sawyer 1971-7-8 2414 Shasta Bully Choop 1951 Comment
  LA42200  Arctostaphylos nevadensis Carl Epling; William Robison 1935-7-18 sn Shasta Lake Helen, Lassen Volcanic National Park Comment
  CAS-BOT-BC46544  Arctostaphylos patula W. R. Dudley 1899-1-1 s.n. Shasta Montgomery Creek. 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
  RSA134778  Arctostaphylos patula P. C. Everett, E. K. Balls, George B. Everett 1959-10-21 23916 Shasta 6.3 mi. W. of Shingletown along Hwy 44 to Redding. 457 Comment
  RSA70825  Arctostaphylos patula F. W. Peirson 1932-7-10 10192 Shasta Thousand-Lake Basin. 1951 Comment
  UCD53435  Arctostaphylos patula Roman Gankin 1962-3-16 349 Shasta 1/2 mile east of Buckhorn Summit; boundary of Shasta and Trinity Counties; of Hwy. 299. Comment
  UCSB62947  Arctostaphylos patula Sarr, Dan 1995-7-30 Shasta 1 mi. off Highway 89 and 299 intersection 910 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
  HSC40079  Arctostaphylos viscida J. O. Sawyer 1969-3-30 769 Shasta Near Gas Point Comment
  HSC7749  Arctostaphylos viscida R. H. Berg 1963-4-6 43 Shasta Redding Comment
  UCR7823  Arctostaphylos viscida Wm. Horn Jr. 1967-2-25 670225 2 Shasta 5 mi south of Redding and 1 mi west of Highway 99 (Business Interstate 5) 143 Comment
  CAS-BOT-BC47004  Arctostaphylos viscida subsp. viscida Louis C. Wheeler 1935-3-31 3412 Shasta Delta, Sacramento River. 396 Comment
  CAS-BOT-BC47049  Arctostaphylos viscida subsp. viscida W. R. Dudley 1899-1-1 s.n. Shasta Montgomery Creek. Comment
  RSA3383  Arctostaphylos viscida subsp. viscida C. B. Wolf 1931-9-1 1257 Shasta 6 mi. No. of Redding on the Pacific Highway. 244 Comment
  SEINET10947394  Arctostaphylos viscida subsp. viscida Andrew Townesmith, Karen M. Meyer 2007-7-24 Townesmith 849 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
  UC54437  Arctostaphylos viscida subsp. viscida H. M. Hall and E. B. Babcock June 1903 4008 Shasta near McCloud River; Sierra Nevada Mountains 243 Comment
  CAS-BOT-BC47033  Arctostaphylos viscida subsp. viscida W. R. Dudley 1899-8-18 s.n. Shasta By road to Shasta P.O. Comment
  UC1553592  Arenaria congesta var. suffrutescens E. Dean 1988-7-8 98 Shasta .2 mi e of jct with 29N15 (along rd. 29N68 W of Regan Meadow); Shasta City, Brushy Mtn. 1493 Comment
  SEINET3918770  Aristida adscensionis Virginia E. Long 1932-7-21 190 a Shasta Anderson (1 mi. N. of).; 0 132 Comment
  SEINET10512562  Aristida oligantha A. Arthur Heller 1916-6-25 Heller s.n. Shasta Blue oak elt 10 miles N of Redding in a field. Comment
  CAS-BOT-BC400473  Aristolochia californica L. E. Smith 1914-5-10 s.n. Shasta Kennet Comment
  CAS-BOT-BC412810  Aristolochia californica Andrew Townesmith; Karen M. Meyer 2007-7-24 848 Shasta Shasta-Trinity National Forest. 6.6 miles west of state route 299 on Fender's Ferry road (Forest Service road 34N17) 503 Comment
  CHSC3915  Aristolochia californica Wayne O. Baum 1967-3-10 24 Shasta Ca. 8 mi. n. of Montgomery Creek and 20 ft W. of Hwy 299. 457 Comment
  UC1558203  Arnica chamissonis Harold and Virginia Bailey 1948-8-27 2886 Shasta Badger Flat Lassen Volcanic National Park 1920 Comment
  UC73957  Arnica cordifolia M. S. Baker and Frank Nutting 1894-5-30 Shasta Burney Falls Comment
  CAS-BOT-BC295869  Arnica dealbata Paul F. Covel 1937-7-17 1043 Shasta Mt Lassen nat. Park, Manzanita Lake Comment
  RSA272555  Arnica dealbata Porter P. Lowry II 1977-7-6 858 Shasta Lassen Volcanic National Park. Sulphur Works on Park road. Comment
  UC2027200  Arnica discoidea Anthony Baniaga 2011-6-18 376 Shasta Lassen National Forest. Along 26, W of Highway 89, near water tank. Burney Mountain East quadrangle Comment
  JEPS12513  Arnica longifolia George W. Gillett 1955-8-14 485 Shasta Helen Mountain (w face) Helen Mountain 2590 Comment
  CAS-BOT-BC82688  Arnica longifolia John Thomas Howell 1960-8-19 36187 Shasta Summit ridge, Brokeoff Mt., near Lassen Volcanic National Park 2773 Comment
  CHSC30203  Arnica venosa M. S. Taylor 1980-6-14 3128 Shasta S side of 33N21, ca. 10 mi W of Shasta Dam. 914 Comment
  SEINET3919511  Arrhenatherum elatius Fred W. Hoffman 1946-6-5 1707 Shasta Burney Park.; 0 Comment
  CHSC89698  Artemisia douglasiana R. Fischer; J. Marr 2004-8-14 361 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located W shore, N end, of Big Lake. 1010 Comment
  CAS-BOT-BC90462  Artemisia douglasiana L. E. Smith 1913-6-6 411 Shasta Cottonwood 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
  CAS-BOT-BC400684  Asarum hartwegii Ira L. Wiggins; Dorothy B. Wiggins 1961-6-16 16538 Shasta Along Calif. St. Highway 89, 8.2 mi. NE of E entrance to Lassen National Park Comment
  RSA27424  Asarum hartwegii C. L. Hitchcock 1940-5-20 6477 Shasta 25 miles east of Redding Comment
  HSC72285  Aspidotis densa J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9634 Shasta Trinity National Forest, road above Beegum Gorge Campground Comment
  POM203842  Aster occidentalis var. occidentalis J. T. Howell 1934-7-14 12412 Shasta 3 miles southwest of Fall River Mills Comment
  RSA93239  Aster occidentalis var. occidentalis F. W. Peirson 1932-7-12 10230 Shasta Along shore of Lake Eiler. Thousand-Lake Basin. 1951 Comment
  CAS-BOT-BC376415  Asteraceae Greg de Nevers 2001-7-25 12616 Shasta Ahjumawi State Park. 914 Comment
  HSC101390  Astragalus californicus J. P. Smith 2010-6-9 12909 Shasta Along Cinder Point Rd., near junction with Hwy. A12. 1139 Comment
  CAS-BOT-BC177858  Astragalus curvicarpus var. curvicarpus Alice Eastwood; John Thomas Howell 1940-6-11 7936 Shasta Near McArthur Comment
  UC1332122  Astragalus filipes Alice Eastwood, John Thomas Howell June 1940 7937 Shasta near McArthur; near McArthur Comment
  SEINET7042848  Astragalus gambelianus A. G. Vestal 1955-5-13 s.n. Shasta Nearly bare shale ca. 22 miles southwest of Redding. Ono quadrangle UTM Zone 10, 525252mE, 4476455mN. Comment
  UCD104816  Astragalus gambelianus R. Tofsrud 1949-6-1 s.n. Shasta Holland burn plot. Comment
  JEPS87065  Astragalus inversus Dean W. Taylor 1988-6-22 9843 Shasta s base Burney Mountain (Burney Spring, Modoc Plateau); Burney Quad., Modoc Plateau, s base Burney Mt, Burney Spring 1444 Comment
  UCD104772  Astragalus inversus W. R. Powell 1963-7-12 764 Shasta 2 miles south-southeast of junction of State Highway 299 with State Highway 89. 963 Comment
  JEPS90994  Astragalus pauperculus Dean W. Taylor 1990-4-25 10688 Shasta between Ash Creek and S branch Lack Creek (along right-of-way of PG&E natural gas pipeline, on w end of ridge, (Shingletown 7 1/2' quadrangle, 1985 edition)); Northern Sacramento Valley, Shingletown Ridge 679 Comment
  CAS-BOT-BC194098  Astragalus purshii var. purshii Alice Eastwood; John Thomas Howell 1940-6-11 7939 Shasta Near McArthur Comment
  CAS-BOT-BC69572  Athyrium alpestre subsp. americanum M. S. Jussel 1931-9-7 s.n. Shasta Mt. Lassen, Buwpas Hell Trail. 2133 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-BC146191  Avena barbata Mrs. D. B. McAllister 1918-4-29 56 Shasta Ydaloom. Comment
  HSC101623  Avena barbata J. P. Smith 2010-5-19 12874 Shasta Along Shasta View Road in Redding 202 Comment
  CDA41200  Bacopa rotundifolia Dan Marcum 2005-8-13 s.n. Shasta Fall River Valley. Comment
  CAS-BOT-BC106484  Balsamorhiza hookeri Alice Eastwood 1912-6-29 896 Shasta Goose Valley Comment
  CAS-BOT-BC106471  Balsamorhiza sagittata Alice Eastwood 1912-8-22 1865 Shasta Fott of Lassen butte - Lassen Butte Region Comment
  CHSC9333  Barbarea orthoceras G. Strausbaugh 1970-3-22 13 Shasta N bank ca. 15 ft. above water's edge and ca. 35 yds. n of culvert where Whiskey Creek inlets lake. 373 Comment
  RSA25131  Beckmannia syzigachne C. L. Hitchcock 1940-5-24 6578 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  UC774504  Berberis aquifolium var. dictyota Carl B. Wolf 1941-7-24 11061 Shasta 2 mi ne of Manton on rd to Viola 731 Comment
  UCSB24421  Berberis aquifolium var. dictyota Hull, J. 1966-4-3 Shasta Antler's Road, 1 mile from intersection with U.S. 99, 24 miles north of juntion of U.S. 99 and Calif. 299 365 Comment
  UC72743  Berberis aquifolium var. repens Milo S. Baker 1898-7-7 464 Shasta between Morley's and Stearns Comment
  CAS-BOT-BC75993  Berberis pumila L. E. Smith 1913-4-24 102 Shasta Castella. Comment
  CHSC93024  Berula erecta R. Fischer 2005-7-15 604 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected from water edge of Ya-She Pond. 1008 Comment
  SBBG29122  Bistorta bistortoides C. L. Hitchcock 1940-5-23 6527 Shasta 0.5 mi above Burney Falls Comment
  CAS-BOT-BC127960  Blepharipappus scaber David D. Keck 1938-8-9 4887 Shasta 5. mi. E. of Burney at junction of Highway 299 and Highway 89. Comment
  UCR45300  Blepharipappus scaber R. D. Goeden 1986-9-11 s.n. Shasta Shasta Nat. For., above Lake Britton along north side of St. Hwy 89, Burney Falls area 949 Comment
  CAS-BOT-BC127959  Blepharipappus scaber D. E. Breedlove 1962-6-12 3399 Shasta Along State Hwy. 89, 4.0 miles south of junction with U. S. Hwy. 299; Cascade Range 1021 Comment
  CAS-BOT-BC127968  Blepharipappus scaber Ellsworth Bethel 1923-5-25 s.n. Shasta Burney 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
  POM260308  Blepharipappus scaber C. L. Hitchcock 1940-5-24 6530 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  RSA0125482  Boechera Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  CHSC58164  Boechera arcuata Vernon H. Oswald 1992-6-11 4982 Shasta Lassen Volcanic National Park. Trail between Badger Flat and Cluster Lakes. 1938 Comment
  SEINET3166360  Boechera breweri subsp. shastaensis P. J. Alexander 2009-4-7 993 -A 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
  JEPS90242  Boechera lemmonii Dean W. Taylor with Ingrid Olmsted 1974-7-13 4082 Shasta vicinity of Magee Peak (Lassen National Forest, Thousand Lakes Wilderness); Lassen National Forest, Thousand Lakes Wilderness 2529 Comment
  CHSC38095  Boechera platysperma R. E. Preston 1983-8-6 402 Shasta SE side of Diamond Peak, near roadside, Lassen Volcanic National Park. 2218 Comment
  JEPS28467  Boechera rectissima George W. Gillett 1957-7-1 628 Shasta n of Noble Pass (old emigrant trail); Lassen Volcanic National Park 1877 Comment
  JEPS53083  Boechera rectissima W. L. Jepson 1927-6-22 12287 Shasta ridge n Hot Springs Valley (near Lassen Peak) 1828 Comment
  CHSC89797  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
  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
  UCD114462  Boechera retrofracta G. F. Hrusa; T. D. Wilfred 1996-6-11 13011 Shasta E side of Hwy 89 approx. 1/2 m. N of Old Station Trailer Park, and between USFS N99 and N91. Lassen National Forest. 1386 Comment
  UCSB15825  Boechera retrofracta Breedlove, Dennis 1962-6-11 Shasta On east side of Burney Falls; Burney Falls State Park; Cascade Range 914 Comment
  RSA166304  Boisduvalia stricta Peter H. Raven, Otto T. Solbrig 1958-6-16 13237 Shasta 3 miles NE of Redding Comment
  JEPS83774  Bothriochloa ischaemum var. songarica Walter Seavey Lennon 1983-11-3 Shasta Highway 5 0.4 mi s Fawndale Rd. (1.6 mi n of old Oregon Trail, Mountain Gate); Mountain Gate, Highway 5 Comment
  RSA516403  Bothriochloa ischaemum var. songarica Walter Seavey Lennon 1983-11-3 s.n. Shasta Highway 5, 0.4 mile south of Fawndale Rd., 1.6 miles north of old Oregon Trail. Mountain Gate. Comment
  CAS-BOT-BC417639  Boykinia major Marion L. Campbell 1921-9-26 s.n. Shasta 4 miles south of Castella 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
  UCD57005  Brachypodium distachyon W. R. Powell 1960-6-8 s.n. Shasta Ca. 14 miles west of Cottonwood. 3.5 miles north of Gas Point. Comment
  CHSC61949  Brickellia grandiflora Vernon H. Oswald 1993-9-7 5926 Shasta Lassen Volcanic National Park. Lassen Hwy. on the N side of Diamond Pk., near the Diamond Pk. sign. 2316 Comment
  CHSC65483  Brickellia grandiflora L. P. Janeway 1995-9-2 4909 Shasta About 2500 ft north of Bluejay Mountain; along Road 35N46 5.2 mi north of Fenders Ferry Road (Road 27). 929 Comment
  UCD129626  Brickellia greenei 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. 2010 Comment
  CHSC4354  Briza maxima J. Potter 1966-5-14 Shasta 1/4 mi e Shasta (Old). Comment
  RSA757874  Briza minor Doug Goldman 2005-5-16 3317 Shasta Along the north side of Route 299, about 100 feet west of the intersection with Jim Harvey road and about 3.8 miles east of the I-5 overpass. 198 Comment
  POM257072  Briza minor Virginia Long 1933-6-5 218 a Shasta Along irrigation ditches and swampy ground 132 Comment
  UCD139109  Brodiaea californica W. Robert Powell 1981-5-13 2793 Shasta 1.5 miles north northwest of Cottonwood. Comment
  UCD77175  Brodiaea californica Robert E. Preston 2002-6-22 1887 Shasta Ca. 0.5 mi S of Montgomery Creek, along Hwy 299. 663 Comment
  CAS-BOT-BC478951  Brodiaea californica subsp. californica Ella Dales Cantelow 1940-5-20 3928 Shasta N.E. Redding Hwy 299 Comment
  SEINET10533765  Brodiaea congesta Jeffrey Huber 1971-6-10 Huber 289 Shasta 15 miles s of weed, on i-5 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
  SBBG16233  Brodiaea coronaria subsp. coronaria H. and M. Dearing 1938-6-30 2215 Shasta near Burney Comment
  CAS-BOT-BC457063  Brodiaea coronaria subsp. coronaria R. Bacigalupi 1934-5-29 2400 Shasta Along road off U.S. 99, leading to Kennett at summit of grade down the Sacramento River Canyon Comment
  CAS-BOT-BC457070  Brodiaea coronaria subsp. coronaria Alice Eastwood 1912-7-24 s.n. Shasta Castella Comment
  JEPS109571  Brodiaea elegans subsp. elegans Dean W. Taylor 1993-6-16 13661 Shasta near Ono, on Gas Point Road 0.4 miles S of junction with Platina Road. 274 Comment
  SEINET10932627  Brodiaea hyacinthina Charles L. Hitchcock 1940-5-27 Hitchcock 6632 Shasta Swale in open lava flow meadow. Near McArthur. Comment
  UC1133978  Brodiaea minor P. L. Johannsen 1932-6-2 103 Shasta 1/2 mi n Sheridan Creek; Redding Quadrangle 457 Comment
  UC1037098  Bromus Leo Whitney 1934-7-12 2163 Shasta 13 mi n of Lassen Peak (Lassen National Forest, Logan Mountain); Lassen National Forest, Logan Mountain 1981 Comment
  UCD58260  Bromus carinatus G. F. Hrusa; T. D. Wilfred 1996-7-22 13348 Shasta Lassen National Forest. Along Hwy. 89, 1/4 m. N of Eskimo Summit. 1640 Comment
  JEPS69159  Bromus carinatus var. carinatus J. W. Blankinship 1911-5-31 Shasta Coram Mines Comment
  UC816139  Bromus carinatus var. carinatus Alice Eastwood Jun 29 1912-Jul 11 1912 781 Shasta Goose Valley Comment
  UC149648  Bromus catharticus H. M. Hall and E. B. Babcock June, 1903 4194 Shasta Sierra Nevada Mountains, Fall River Springs, north-eastern Shasta County Fall River Springs; Sierra Nevada Mountains, Fall River Springs 1066 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
  CAS-BOT-BC155675  Bromus diandrus L. E. Smith 1913-5-2 172 Shasta Cottonwood. Comment
  HSC101574  Bromus hordeaceus J. P. Smith, J. O. Sawyer 2010-5-8 12848 Shasta Along County Rd. A16 (Ono to Platina Rd.) 462 Comment
  UCD58835  Bromus hordeaceus A. A. Beetle 1942-5-21 3316 Shasta 5 miles south of Ingot Redding Experimental Plot. Comment
  UC37630  Bromus inermis subsp. inermis unknown 1896-3-9 Shasta Fall River Mills Comment
  UC144812  Bromus laevipes A. A. Heller 1905-5-27 7880 Shasta near Redding Comment
  UC34029  Bromus madritensis subsp. madritensis J. J. Chappell May 1902 Shasta Comment
  CAS-BOT-BC161974  Bromus rubens L. E. Smith 1915-5-1 s.n. Shasta Anderson. Comment
  CHSC55307  Bromus tectorum L. P. Janeway 1991-5-10 3939 Shasta Battle Creek Wildlife Area. Gravel bar bordering the north side of Battle Creek; ca 1 1/2 mi east of the Sacramento River. 118 Comment
  SD7774  Bryanthus breweri R. M. Austin 1879-1 Shasta Lassen Park Comment
  SEINET7547962 Image available Bulbostylis capillaris Louis C. Wheeler 1958-8-24 7432 Shasta Shasta Lake. 1/4 mi. west of mouth of Cove Creek. Comment
  RSA611381  Callitriche marginata L. C. Wheeler 1935-3-31 3391 Shasta 3 miles NE Redding: Between Boulder and Churn Creeks. 198 Comment
  HSC49244  Calochortus bruneaunis Sheila Logan 1978-5-13 173 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  CHSC26439  Calochortus coeruleus J. Detzer 1977-4-11 17 Shasta E side of Interstate 5, 100 m e on Fall Creek, s facing slope 20 yds. N of creek, 2 mi ne of Castella. 670 Comment
  UC1036323  Calochortus leichtlinii George W. Gillett 1952-8-11 179 Shasta 0.5 mi below Bumpas Hell (trail from Bumpas Hell to Kings Creek); Lassen Volcanic National Park 2377 Comment
  SEINET8349012  Calochortus longebarbatus Frank Callahan 1995-7-16 Shasta Shasta County, off Hwy 89. 1280 Comment
  CAS-BOT-BC493115  Calochortus monophyllus Elmer I. Applegate 1936-4-11 10196 Shasta On road between Mineral and Manzanita Lake, 8 miles west of Mt. Lassen National Park Comment
  SEINET8197479  Calochortus monophyllus R. Adamson, M. Martin 1964-4-26 s.n. Shasta 3 miles N of Redding on Shasta Dam Blvd. 152 Comment
  SEINET4169925  Calochortus nudus Unknown 1953-7-30 Shasta Near ranger station. 1981 Comment
  UC501616  Calochortus nudus Frank W. Peirson 1932-7-12 10130 Shasta s of Burney; 1000-Lake Basin 1950 Comment
  CHSC9205  Calochortus superbus G. Strausbaugh 1970-5-24 93 Shasta Ca. 10 ft. above water bank of first cove w of Brandy Creek Swimming Area. 376 Comment
  JEPS61747  Calochortus superbus Alice Mary King May 1921 Shasta Anderson Comment
  UC422987  Calochortus superbus Milo S. Baker 1900-5-5 Shasta near Oak Run (Ridge Road) Comment
  CAS-BOT-BC494329  Calochortus superbus A. A. Heller 1905-5-25 7845 Shasta Redding Comment
  RSA17446  Calochortus superbus Elmer I. Applegate 1929-6-23 5847 Shasta Round Mountain 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
  HSC98139  Calochortus tolmiei J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9823 Shasta Road to Deer Lick Springs, 0.2 mi. from its junction with Hwy. 36 854 Comment
  JEPS61736  Calochortus tolmiei J. W. Blankinship 1911-4-11 5 Shasta Buckeye Comment
  JEPS125857  Calochortus venustus Dean W. Taylor 1996-6-15 15669 Shasta McCandless Gulch; along McCandless Gulch Road 1.5 miles NW from Hwy 299 (about 16 air miles NE of Redding) Comment
  UC485772  Caltha biflora H. F. Copeland 1932-8-15 Shasta Kings Creek Meadow, Mt. Lassen. 2225 Comment
  UC563972  Caltha biflora Elmer I. Applegate 1929-6-20 5773 Shasta East base of Mt. Lassen. Comment
  SBBG16034  Caltha leptosepala D. Myrick 1961-6-24 357 Shasta just outside S boundary of park on Mt Lassen Natl Park loop rd 1828 Comment
  CHSC71851  Calycadenia ciliosa Vernon H. Oswald; Lowell Ahart 1998-9-8 9614 Shasta Hwy 89 at its closest approach to Burney Creek just south of McArthur-Burney Falls Memorial State Park. 929 Comment
  RSA255539  Calycadenia ciliosa Gerald D. Carr 1971-8-19 648 Shasta 1.8 miles north of Project City on Interstate 5, about 200 yards east of Hwy 244 Comment
  RSA6501  Calycadenia ciliosa Jens Clausen 1932-9-16 661 Shasta 9 miles S of Redding on the road from Red Bluff. Comment
  JEPS112721  Calycadenia fremontii Dean W. Taylor 1992-5-27 12659 Shasta between Shingle Creek and N Branch Lack Creek, ca. 1 mile S of Highway along right-of-way of PG&E natural gas pipeline, 679 Comment
  JEPS14022  Calycadenia fremontii Roxana S. Ferris 1955-7-11 12964 Shasta just w of Round Mt., on U.S. Highway 299 U.S. Highway 299 Comment
  UC1553537  Calycadenia fremontii E. Dean 1988-7-14 135 Shasta near, Shasta City Goose Valley Ranch (w of train tracks) 792 Comment
  UC179516  Calycadenia fremontii A. A. Heller 1914-8-29 11747 Shasta 10 mi s, on the Pacific Highway Delta; Sacramento Canon Comment
  UC197536  Calycadenia fremontii A. A. Heller 1916-6-25 12454 Shasta 10 mi n Redding Comment
  UC595104  Calycadenia fremontii David D. Keck 1938-8-9 4886 Shasta Burney, e side of town 945 Comment
  UC894271  Calycadenia fremontii A. A. Heller 1916-6-25 12454 Shasta 10 mi n Redding Comment
  CAS-BOT-BC273350  Calycadenia fremontii H. M. Hall 1930-9-27 12904 Shasta 9.9 miles north of Redding Comment
  CAS-BOT-BC273358  Calycadenia fremontii G. D. Carr 1971-8-19 648 Shasta 1.8 mi N of Project City on I-5, ca. 200 yds E of hwy, near Shasta Forest Ranger Station 265 Comment
  CAS-BOT-BC273369  Calycadenia fremontii Alice Eastwood 1912-7-13 1047 Shasta Burney Comment
  CAS-BOT-BC273377  Calycadenia fremontii Dean Wm. Taylor; Rexford E. Palmer 1988-6-5 9778 Shasta Upper Sacramento Valley. Milleville [Millville] Plains, under high-voltage, steel-tower powerlines 207 Comment
  CAS-BOT-BC273380  Calycadenia fremontii H. D. Ripley; R. C. Barneby 1948-7-6 9665 Shasta Project City N. of Central Valley 152 Comment
  HSC86887  Calycadenia fremontii J. D. Prouty 1981-6-2 1162 Shasta E end of ravine and S end of Bear Creek, ca. 8 mile E of Anderson 168 Comment
  RSA789276  Calycadenia fremontii R. L. Carr 1987-8-26 2270 Shasta Plateau north of Lake Britton, along Highway 89, 9.0 miles north of its junction with Highway 299 (0.1 miles north of milepost 30.50, junction with Glenburn /Soldier Mt. Lookout Road). 936 Comment
  RSA789314  Calycadenia fremontii R. L. Carr 1980-9-12 2203 Shasta E of Anderson, 0.8 mi S of Aoudad Dr on CR A17, 2.1 mi S of Wildcat Rd (to Black Butte); from junkyard ridge south, between RLC 2121 & 2123. 198 Comment
  UC1876189  Calycadenia fremontii Gerald D. Carr 1971-8-19 648 Shasta 1.8 mi N of Project City on Interstate 5, ca. 200 yards E of Hwy. 243 Comment
  UC1876196  Calycadenia fremontii Gerald D. Carr 1971-6-5 556 Shasta Ca. 10 mi E of Millville, along S rim of Bear Cr. Canyon. Comment
  UC1971733  Calycadenia fremontii 1980-9-12 2206 Shasta E of Anderson, corner of Dersch Road and Flicker Way, vacant lot on N side of Dersch 145 Comment
  UC1971746  Calycadenia fremontii R. L. Carr 1983-5-24 2251 Shasta SE of Anderson, powerline road (CR N2302), 1.5 mi SE of CR A17 (this jct is 1.2 mi NE of Parkville Road on CR A17), near 8th pole (2nd culvert) after road meets powerline 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
  UC195400  Calycadenia truncata A. A. Heller 1916-7-23 12495 Shasta between the McCloud and Sacramento rivers Comment
  UC1971770  Calycadenia truncata R. L. Carr 1987-8-26 2271 Shasta 12.3 mi NE of Burney, 7.4 mi NE of Jct 299/89, N side of Hwy 299 near entrance to Pit R. Campground, common just E of milepost 87.50 Comment
  RSA32745  Calycadenia truncata subsp. scabrella A. A. Heller 1916-7-23 12495 Shasta Between the McCloud and Sacramento rivers along the highway grade. Comment
  CAS-BOT-BC90974  Calycanthus occidentalis A. A. Heller 1905-5-31 7916 Shasta Near Middle Creek Station. Comment
  CAS-BOT-BC90985  Calycanthus occidentalis William A. Dayton 1913-6-26 325 Shasta Shasta Forest. About 3 miles below the Toll House on Delta Toll Road. 1219 Comment
  HSC104298  Calycanthus occidentalis Richard Spjut, Paul Burchstead 2008-6-9 16335 Shasta Just under the overpass of I-5 at Lamoine exit 402 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
  UC854797  Calycanthus occidentalis C. L. Hitchcock 1940-5-20 6503 Shasta 25 mi e Redding Comment
  UC9830  Calycanthus occidentalis M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  UCD166585  Calycanthus occidentalis Dylan O. Burge 2016-8-25 2125 Shasta Lake Shasta, McCloud River Arm, near Holiday Harbor and Bailey Cove. 360 Comment
  CDA13030  Calyptridium monospermum G. F. Hrusa, T. D. Wilfred 1996-6-1 12960 Shasta Lassen National Forest; USFS S16 approx. 1 mile N of Hwy 44 intersection. Comment
  CHSC88359  Calyptridium monospermum R. Fischer; J. Marr 2004-5-28 243 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Lava Springs Trail between Crystal Springs and Ja-She. 1010 Comment
  UC1299370  Calyptridium monospermum Freed W. Hoffman 1946-5-28 699 Shasta Hatchet Mountain, along Hwy 59 Hatchet Mountain 914 Comment
  UC726045  Calyptridium umbellatum A. A. Heller 1941-7-24 16264 Shasta about 2 mi w of Summit Lake (Lassen Volcanic National Park); Lassen Volcanic National Park Comment
  HSC103801  Calystegia atriplicifolia subsp. buttensis Thomas W. Nelson, Martin Lenz 2004-6-9 9236 Shasta Along Big Bend Rd., in clearing under dual power lines that cross road. 900 Comment
  HSC96644  Calystegia occidentalis Thomas W. Nelson, Martin J. Lenz 2004-6-9 9229 Shasta Branch off Founders Ferry Rd. 2.2 mi. N of jct. with Hwy. 299, along USFS Rd. 34N02, .6 mi. from jct. with Founders Ferry Rd. 691 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
  CDA33821  Calystegia occidentalis subsp. occidentalis Dale Woods 2010-7-1 Shasta Burney 0 Comment
  CDA13040  Camassia quamash var. breviflora G. F. Hrusa, T. D. Wilfred 1996-6-1 12970 Shasta Lassen National Forest; Bunchgrass Valley. N side of USFS S16 approx. 3 mile N of Hwy 44 intersection & nr inters. of USFS N18. Comment
  CHSC93056  Camissonia contorta R. Fischer 2005-4-17 516 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. 1010 Comment
  JEPS89999  Camissonia contorta Dean Wm. Taylor with Robert A. Price 1988-6-1 9697 Shasta on Black Ranch Rd. ca. 3.3 mi. n. Burney and Hwy. 299 (Burney Valley); Burney 15' Quad., Pit R. Watershed, Burney Valley 944 Comment
  POM256113  Camissonia contorta C. L. Hitchcock 1940-5-24 6554 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  UCD103450  Camissoniopsis hirtella Collector Unknown 1950-6-1 s.n. Shasta Ono #2. Comment
  JEPS11749  Campanula prenanthoides A. A. Weigart August 1922 Shasta Whitmore Comment
  UC1924200  Campanula prenanthoides Debra Valov 2005-8-20 2005228 Shasta c. 21 km W of Burney off Hwy 299 1300 Comment
  SEINET10462940  Campanula prenanthoides Jones 1931-7-17 Jones 29061 Shasta Shasta City (Session's) Comment
  SEINET10463012  Campanula prenanthoides Wood 1929-7-24 WOOD 30 Shasta BETWEN SADDLE AND SNOW MTN., LASSEN FOREST 7000', SHALLOW GRAVELLY SOIL Comment
  SEINET10972398  Campanula prenanthoides Ynez Whilton Winblad 1941-7-1 Winblad s.n. Shasta BETWEEN DUNSMUIR AND REDDING Comment
  UC334032  Campanula rotundifolia Lemmon Sept 1883 Shasta near Shasta Comment
Read comments
Aug 30 2007
  RSA479506  Campanula scabrella L. R. Heckard, Lim Shillon, M. Ashton 1979-7-21 5146 Shasta About 100 m east of summit of Ski Heil Peak, north of Emerald Lake, Lassen National Park. 2652 Comment
  SEINET10463394  Campanula scabrella Unknown 1978-8-1 Showers 4218 dws Shasta Summit of Loomis Peak, Lassen Volcanic National Park 2438 Comment
  CHSC488  Capsella bursa-pastoris M. Underhill 1953-4-12 Shasta 76 Comment
  CHSC93278  Capsella bursa-pastoris R. Fischer 2005-4-18 633 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected in a grassy opening under yellow pine and Oregon White Oak at camp 8, north of Horr Pond. 1010 Comment
  UCD114167  Cardamine bellidifolia D. Sanchez-Mata; P. Rodriguez, R. Gavilan, J. E. Echev. 1996-9-8 s.n. Shasta Lassen Volcanic National Park; at Lassen Peak. 822 Comment
  UCD114168  Cardamine bellidifolia Dean Wm. Taylor; Ingrid Olmsted 1975-8-24 312 Shasta Lassen National Forest; Thousand Lakes Wilderness, Magee Peak and vicinity. 2438 Comment
  POM260474  Cardamine pensylvanica C. L. Hitchcock 1940-5-24 6566 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  JEPS104357  Cardaria chalepensis Lowell Ahart 2003-5-22 10194 Shasta Meadow south the 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
  CDA35614  Carduus pycnocephalus J. Staggs 2011-5-13 PDR# 1555714 Shasta Redding. 0 Comment
  CAS-BOT-BC19757  Carex abrupta Hans Leschke 1956-9-20 s.n. Shasta Lassen Volcanic National Park. Dersch Meadows. 2011 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
  JEPS109537  Carex angustata Dean W. Taylor 1992-5-28 12676 Shasta Clark Creek, near confluence with Deadman Creek 1463 Comment
  CAS-BOT-BC18029  Carex athrostachya Harold Bailey; Virginia Bailey 1948-8-27 2909 Shasta Lassen Volcanic National Park. Hat Creek near crossing of Badger Flat road. 1920 Comment
  UC1149885  Carex athrostachya Harold and Virginia Bailey 1948-8-27 2909 Shasta Hat Creek, near crossing of Badger Flat road Lassen Volcanic National Park 1920 Comment
  CAS-BOT-BC18034  Carex athrostachya George Wilson Gillett 1957-7-5 656 Shasta Lassen Volcanic National Park. Manzanita Lake area. Dry pond near trail between employees area and museum. 1798 Comment
  CHSC116252  Carex athrostachya Barbara L. Wilson 2011-8-7 16818 Shasta UTM zone 10, 608474 east, 4559366 north, +/- 23 feet. Highway 89 a little south of Ponderosa Way. 1256 Comment
  CAS-BOT-BC19095  Carex aurea George Wilson Gillett 1957-8-4 972 Shasta lassen Volcanic National Park. Manzanita Lake area, on margin of Lily pond. 1783 Comment
  CDA33033  Carex barbarae T. C. Fuller 1963-6-1 10615 Shasta Iron Mtn. Rd., 2.2 miles below Iron Mtn. School, 9.5 miles northwest of Redding. 0 Comment
  JEPS101040  Carex bolanderi Dean W. Taylor 1988-6-24 9878 Shasta summit of Grizzly Peak 1905 Comment
  CAS-BOT-BC34150  Carex breweri Hans Leschke 1956-9-22 s.n. Shasta Lassen Volcanic National Park. Terrace Lake. 2354 Comment
  CAS-BOT-BC34152  Carex breweri Hans Leschke 1945-9-14 s.n. Shasta Mt. Lassen. 2621 Comment
  JEPS28368  Carex breweri George W. Gillett 1957-8-10 1019 Shasta lower E slopes of Eagle Peak; Lassen Volcanic National Park 2636 Comment
  UCD140401  Carex breweri D. Sanchez-Mata; P. Rodriguez, R. Gavilan, J. E. Echev. 1996-9-8 s.n. Shasta Lassen Volcanic National Park; 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
  CAS-BOT-BC34224  Carex canescens John Thomas Howell 1961-6-19 36517 Shasta Lassen Volcanic National Park. Wet margin of Manzanita Lake. 1783 Comment
  UCD140222  Carex canescens subsp. canescens John Thomas Howell 1961-6-19 36534 Shasta Lassen Volcanic National Park. Reflection Lake. 1798 Comment
  SEINET7554816 Image available Carex comosa Dean W. Taylor 1999-8-13 17335 Shasta Pit River Canyon. Along road to Pit No 5 dam about 2 miles southeast from Big Bend and 1 mile southeast of Pit No. 5 dam; Chalk Mountain 7.5' USGS quadrangle. 625 Comment
  CHSC106451  Carex divulsa subsp. divulsa Peter F. Zika; Julie Nelson 2010-5-15 24812 Shasta Sacramento Valley (ScV). Route 299 just W of Jim Harvey Road, between Redding and Bella Vista, naturalized and common in swales, irrigated pasture, and edge of oak-pine woods. 195 Comment
  CHSC106162  Carex fracta Peter F. Zika 2009-8-26 24638 Shasta Klamath Range. Route 66, at Castle Creek bridge. 1300 Comment
  SEINET3220059 Image available Carex fracta David Castaner 1971-8-17 1896 Shasta Lassen Volc. Nat. Park; Hat Creek Trail 1981 Comment
  SEINET7559330 Image available Carex fracta David Castaner 1989-6-18 10232 Shasta McBride Springs, dry bed Mt. Shasta. Comment
  JEPS28367  Carex helleri George W. Gillett 1957-8-10 1020 Shasta nw slope of Sky Heil Lassen Volcanic National Park, Ski Heil 2682 Comment
  CAS-BOT-BC20971  Carex heteroneura Harold Bailey; Virginia Bailey 1948-8-25 2989 Shasta Lassen Volcanic National Park. Summit Lake. 2040 Comment
  CAS-BOT-BC28152  Carex hoodii Hans Leschke 1959-8-6 1609 Shasta Hat Creek. 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
  JEPS28358  Carex integra George W. Gillett 1957-7-13 772 Shasta Lower Kings Creek Meadow Lassen Volcanic National Park (near start of Bench Lake trail) 2194 Comment
  SEINET7562441 Image available Carex integra David Castaner 1971-8-17 1893 Shasta Lasse Volcanic National Park (permit), Hat Creek Trail. Comment
  HSC97776  Carex lanuginosa Juha Pykala, D. H. Norris 1987-7-8 2474 Shasta Fall River, Fall River Power Station 900 Comment
  SEINET10710069  Carex lemmonii David Castaner 1971-8-17 Castaner 1938 Shasta Dersh Meadow; Muddy Wet Area Former Pond; Lassen Volcanic National Park. 1981 Comment
  CAS-BOT-BC28466  Carex lenticularis var. lipocarpa Hans Leschke 1960-8-5 1685 Shasta Little Bear Lake. 2057 Comment
  CAS-BOT-BC94049  Carex longii Peter F. Zika 2010-6-22 24985 Shasta NE side of Panorama Point Road, 0.2 road miles NW of Lone Tree Road, SE of Anderson, Inner North Coast Ranges (NCoRI) 130 Comment
  RSA769202  Carex longii P. F. Zika 2010-6-22 24985 Shasta Northeast side of Panorama Point Road, 0.2 road miles northwest of Lone Tree Road, southeast of Anderson 130 Comment
  SEINET10711173  Carex luzulina David Castaner 1971-8-17 Castaner 1932 Shasta Lassen Volcanic National Park; King's Creek Meadow; near running water. 2256 Comment
  CAS-BOT-BC31597  Carex luzulina var. luzulina William Bridge Cooke 1940-8-8 15432 Shasta Along Squaw Valley Creek in a swampy place. 2286 Comment
  CAS-BOT-BC31689  Carex mariposana Frank W. Peirson 1932-7-15 10117 Shasta 1000-Lake Basin, South of Burney. Margin of small lake at the foot of Mt. Magee. 2194 Comment
  JEPS28353  Carex microptera George W. Gillett 1957-7-13 779 Shasta near start of Bench Lake Trail; Lassen Volcanic National Park, Lower Kings Creek Meadow 2194 Comment
  CAS-BOT-BC31941  Carex microptera George Wilson Gillett; Hans Leschke 1957-7-13 779 Shasta Lower Kings Creek Meadow. 2194 Comment
  JEPS121017  Carex multicaulis Peter F. Zika & Julie Nelson 2010-5-16 24822 Shasta Clikapudi Trail, S side of reservoir (Shasta Lake), NW of Buck Point, Shasta-Trinity National Forest. CaRF 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
  CAS-BOT-BC119894  Carex nebrascensis Hans Leschke 1959-8-2 1590 Shasta Manzanita Lake Comment
  JEPS88664  Carex nervina Dean W. Taylor 1987-6-8 9031 Shasta on an upper tributary, Tate Creek McCloud River Watershed, Tate Creek 1615 Comment
  JEPS28396  Carex nigricans George W. Gillett 1957-8-17 1085 Shasta on margin of south shore Lassen Volcanic National Park, Emerald Lake 2468 Comment
  SEINET3905203  Carex nudata J. P. Smith, J. O. Sawyer; Thomas W. Nelson 1978-4-8 9637 Shasta Beegum Creek at Beegum Campground.; 0 610 Comment
  HSC47007  Carex ovalis Diane Reed 1978-5-13 112 Shasta Basin Gulch Campground, Trinity National Forest 854 Comment
  SEINET13405187  Carex pachystachya B. L. Wilson, P. Zika 2011-8-7 16814 Shasta Highway 89 a little south of Ponderosa Way 1256 Comment
  CAS-BOT-BC119051  Carex phaeocephala Lewis Samuel Rose 1945-9-4 45233 Shasta Summit Lassen Peak Highway 2590 Comment
  CAS-BOT-BC118315  Carex praeceptorum Hans Leschke 1959-8-10 1661 Shasta Soda Lake Comment
  SEINET2044693 Image available Carex praeceptorum Juha Pykala, D. H. Norris, Heikki Toivonen 1987-7-25 3004 Shasta Lassen Volcanic National Park, SW of Lassen Peak, Soda Lake. 2378 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
  RSA201274  Carex raynoldsii J. T. Howell 1961-6-20 36557 Shasta Dersch Meadows 1982 Comment
  UC2015831  Carex raynoldsii Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-8-2 4430 Shasta Lassen Volcanic National Park. Emerald Lake. Below Lake Helen. Comment
  UC2015886  Carex raynoldsii Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-8-2 4441 Shasta Lassen Volcanic National Park. Upper Kings Creek Meadow. In the upper meadow. Comment
  UCD140776  Carex raynoldsii John Thomas Howell 1961-6-20 36557 Shasta Lassen Volcanic National Park, Dersch Meadows. 1981 Comment
  UCD140786  Carex rossii John Thomas Howell 1961-6-19 36520 Shasta Lassen Volcanic National Park. Manzanita Lake. 1783 Comment
  CAS-BOT-BC118146  Carex rossii Hans Leschke 1958-8-16 1565 Shasta Trail Corral Meadow-Sumit Lake 1950 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-BC28304  Carex scopulorum var. bracteosa George Wilson Gillett 1957-8-17 1090 Shasta Vegetation mats on S shore of Emerald Lake. 2468 Comment
  CAS-BOT-BC28349  Carex scopulorum var. bracteosa Hans Leschke 1954-9-21 s.n. Shasta Above cascades of Kings Creek. Comment
  POM260102  Carex senta C. L. Hitchcock 1940-5-23 6509 Shasta ca. 1/4 mile south of Burney Falls. Comment
  CAS-BOT-BC117828  Carex specifica Hans Leschke 1959-8-6 1610 Shasta Hat Lake Comment
  UC1598400  Carex spectabilis Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-7-20 4314 Shasta Lassen Park Road Lassen Volcanic National Park Comment
  UC1736057  Carex spectabilis Dean Wm. Taylor with Ingrid Olmsted 1975-8-24 5402 Shasta Lassen National Forest, Thousand Lakes Wilderness, margin of Everett Lake Comment
Read comments
Feb 23 2010
  CAS-BOT-BC117219  Carex spectabilis Hans Leschke 1945-9-10 s.n. Shasta Lassen Loop Highway near summit, Mt. Lassen Comment
  CAS-BOT-BC116988  Carex straminiformis Frank Warrington Peirson 1932-7-12 10110 Shasta Inner slope of the Red Crater, 1000-Lake Basin. South of Burney. 2042 Comment
  UC1149881  Carex straminiformis Harold and Virginia Bailey 1948-8-27 2934 b Shasta Upper Kings Creek Meadow Lassen Volcanic National Park 2225 Comment
  HSC48645  Carex subfusca D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19106 Shasta Along Hwy. 44 about 10 mi. E of Shingletown Comment
  JEPS63547  Carex subfusca W. L. Jepson 1929-9-28 15308 Shasta head of Manzanita Creek, nw slope of Lassen Peak Lassen Peak, Manzanita Creek 2438 Comment
  CAS-BOT-BC115882  Carex subfusca John Thomas Howell 1932-7-9 10865 Shasta Burney Spring. South of Burney. 1432 Comment
  CAS-BOT-BC115886  Carex subfusca Hans Leschke 1945-9-15 s.n. Shasta Mt. Lassen: Echo Lake. Comment
  CAS-BOT-BC115428  Carex utriculata Hans Leschke 1959-8-6 1614 Shasta Paradise Meadows. 2141 Comment
  CAS-BOT-BC115432  Carex utriculata Hans Leschke 1954-7-5 s.n. Shasta Hat Lake 1965 Comment
  CAS-BOT-BC115050  Carex vesicaria Hans Leschke 1963-9-1 1873 Shasta Sifford Lakes, Lassen Volcanic National Park. 2139 Comment
  SEINET7579984 Image available Carex vesicaria George W. Gillett 1957-7-5 655 Shasta Lassen Volcanic National Park, Manzanita Lake area, trail between employees area and museum. 1798 Comment
  CAS-BOT-BC114976  Carex vulpinoidea L. P. Janeway 1991-6-15 4041 Shasta Floodplain flats on N side of Battle Creek, ca 1 1/2 mi E of Sacramento River. 120 Comment
  CHSC105480  Carex vulpinoidea Don Burk 2007-7-22 Shasta In San Buenaventura Land Grant. Just west of Insterstate 5, about 1000 ft north of Oddfellows Cemetery and 700 ft south of Anderson Creek. Scattered along a 450 ft long ditch. 128 Comment
  CHSC110724  Carex vulpinoidea Dean Wm. Taylor 2010-6-22 20898 b Shasta Anderson, along Lone Tree Road at Panorama Point 135 Comment
  CAS-BOT-BC248984  Castilleja Ellsworth Bethel 1923-6-21 s.n. Shasta McCloud Comment
  UC1731112  Castilleja affinis subsp. affinis Dean W. Taylor 1993-6-15 13612 Shasta Sacramento River canyon; headwaters South Fork Hazel Creek (ca. 3 air mi E of Sims Flat); on logging road 1097 Comment
  CHSC57202  Castilleja applegatei Laurie L. Gordon 1991-4-21 19 Shasta W bank of Crystal Creek road, 1.3 mi s of Hwy 299W. 457 Comment
  JEPS23286  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with G. L. Stebbins and Friedrich Ehrendorfer 1959-6-30 7177 Shasta 0.75 mi n Devils Rock (in canyon of Low Pass Creek, drainage of Squaw Creek, n of Pit River arm of Shasta Lake) 457 Comment
  CAS-BOT-BC243714  Castilleja applegatei var. pinetorum Hans Leschke 1960-8-10 1783 Shasta Near Badger Flat, Lassen Volcanic National Park 1912 Comment
  CAS-BOT-BC243729  Castilleja applegatei var. pinetorum Alice Eastwood 1922-10-18 11533 Shasta Shasta Springs Comment
  JEPS3295  Castilleja arachnoidea George W. Gillett 1952-8-25 214 Shasta near e base of Lassen Peak; Lassen Volcanic National Park 2682 Comment
  JEPS3316  Castilleja arachnoidea George W. Gillett 1952-8-26 234 Shasta above Kings Creek (and below road into Kings Creek Campground); Lassen Volcanic National Park 2255 Comment
  UC1036190  Castilleja arachnoidea George W. Gillett 1953-7-20 283 Shasta vicinity Summit Lake (near lake on bridal trail); Lassen Volcanic National Park 2011 Comment
  UC1543816  Castilleja arachnoidea Harold and Virginia Bailey 1948-8-27 2939 a Shasta Lassen Peak Trail; Lassen Volcanic National Park 2590 Comment
  UC726490  Castilleja arachnoidea A. A. Heller 1941-8-16 16295 Shasta parking place on the ridge near the Comfort Station Bumpas Hell 2438 Comment
  UC750581  Castilleja arachnoidea Lewis S. Rose 1945-9-6 45264 Shasta Manzanita Creek; Lassen Volcanic National Park 2042 Comment
  JEPS3665  Castilleja arachnoidea George Gillett 1953-8-9 Shasta Lassen Volcanic National Park Comment
  POM219303  Castilleja arachnoidea H. F. Copeland 1931-8-9 1442 Shasta Mt. Lassen, near timberline. 2591 Comment
  CHSC105706  Castilleja attenuata Julie Kierstead Nelson 2005-5-2 2005 -006 Shasta Floodplain of Stillwater Creek, Encanto Way, 8 miles NE of Redding. 182 Comment
  JEPS9971  Castilleja attenuata Alice King Apr 1921 Shasta Anderson Comment
  UC1012188  Castilleja attenuata Francis W. Pennell 1940-6-6 25698 Shasta 1-2 mi n Bella Vista (Route 299) 243 Comment
  JEPS12524  Castilleja campestris subsp. campestris George W. Gillett 1955-7-31 437 Shasta near Manzanita Lake (near summit of Table Mountain); Lassen Volcanic National Park, Table Mountain 2026 Comment
  JEPS80672  Castilleja lacera L. R. Heckard with T. I. Chuang 1981-6-9 5524 Shasta 3.5 mi n Burney Falls State Park junction Comment
  UC886499  Castilleja lacera C. L. Hitchcock 1940-5-27 6631 Shasta near McArthur Comment
  UC886501  Castilleja lacera Alice Eastwood Jun 29 1912-Jul 11 1912 752 Shasta Goose Valley Comment
  CAS-BOT-BC32613  Castilleja lassenensis Martin Simon Jussel 1931-9-7 s.n. Shasta Mt. Lassen. Bumpus Hell Trail. 2133 Comment
  JEPS1759  Castilleja lemmonii George Gillett 1952-8-26 235 Shasta within a few feet Kings Creek (from upper highway crossing to Kings Creek Campground); Lassen Volcanic National Park Comment
  UC1036304  Castilleja lemmonii George W. Gillett 1952-8-17 204 Shasta Upper Kings Creek Meadow; Lassen Volcanic National Park 2240 Comment
  UC1036286  Castilleja miniata George W. Gillett 1952-7-29 116 Shasta vicinity (above) Hat Lake (border of Paradise Meadow); Lassen Volcanic National Park, Paradise Meadow 2148 Comment
  UC485784  Castilleja miniata H. F. Copeland 1932-8-15 Shasta woods between Hat Lake and Summit Lake (Mt. Lassen); Mt. Lassen 1981 Comment
  UC726485  Castilleja miniata A. A. Heller 1942-8-14 16524 Shasta lower end Upper King Creek Meadow Comment
  RSA428396  Castilleja pilosa H. F. Copeland 1931-8-9 1442 Shasta Mt. Lassen, near timberline. 2591 Comment
  SBBG26846  Castilleja tenuis C. L. Hitchcock 1940-5-24 6549 Shasta Hat Crk, W of Fall River Hills Comment
  JEPS83656  Ceanothus R. Raiche 1987-5-14 70171 Shasta W of Redding (Bully Choop Mt.; at Trinity Co. line) 2072 Comment
  JEPS105431  Ceanothus arcuatus Dean W. Taylor 1995-4-25 14849 Shasta near Whitmore, along Tamarack Road 0.4 mi E of junction with Whitmore Road; Cascade Mountain Region (CAR) 868 Comment
  POM85327  Ceanothus cordulatus Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  CAS-BOT-BC49029  Ceanothus cuneatus Joseph J. Waner 1968-9-24 369 Shasta .5 m. e. of 299 int. with 89 near Burney Falls Comment
  HSC100042  Ceanothus cuneatus J. P. Smith, & J. O. Sawyer 2010-5-7 12831 Shasta Shasta-Trinity National Forest. Rd. S of Sims Flat Guard Station on 37N16. 521 Comment
  UC1071138  Ceanothus cuneatus var. cuneatus R. W. Lundh 1932-11-15 179 Shasta French Gulch Weaverville quad 914 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
  CHSC78262  Ceanothus foliosus var. foliosus Vernon H. Oswald 2000-5-17 9923 Shasta Stuart Gap Road (FR 41) 8.9 mi south of Hwy. 36. 1249 Comment
Read comments
May 7 2008
  SD241163  Ceanothus integerrimus George K. Helmkamp, E. A. Helmkamp 2009-6-10 14935 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
  UC18246  Ceanothus integerrimus M. S. Baker and Frank Nutting 1894-5-23 Shasta Cow Creek Mts. Comment
  UCD123151  Ceanothus integerrimus Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7402 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  UCD170337  Ceanothus integerrimus D. O. Burge 2016-11-11 2196 Shasta Fisher area, W of Interstate 5 and Bonville Springs Road, along high-tension power lince access road. 580 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
  RSA400256  Ceanothus integerrimus var. californicus Christopher Davidson 1973-5-26 2163 Shasta ca. 15 mi W of Burney on St Hwy 299. Above roadbank on abandoned dirt rd near Hwy 299 915 Comment
  CAS-BOT-BC51077  Ceanothus integerrimus var. macrothyrsus D. M. Ilch; Rene Bollaert 1935-9-11 s.n. Shasta Near Squaw Creek, Kennett area Comment
  CHSC9232  Ceanothus integerrimus var. macrothyrsus G. Strausbaugh 1970-6-21 128 Shasta East side dirt road Buckhorn Bally ca. 5 mi. s from U. S. Hwy 299W 20 mi. e of Douglas City. 1466 Comment
  SD104446  Ceanothus integerrimus var. macrothyrsus Reid Moran 1978-6-24 26067 Shasta East slope above Little Roaring Creek 235 Comment
  CAS-BOT-BC50621  Ceanothus lemmonii Ellsworth Bethel 1923-5-9 s.n. Shasta Montgomery Creek Comment
  CAS-BOT-BC50623  Ceanothus lemmonii Josh Suchocki; Charlene Vullo; Kyle Wear 1995-4-23 79 Shasta Whiskeytown, parking lot of Whiskeytown Lake Recreation Area Comment
  JEPS105075  Ceanothus lemmonii Dean W. Taylor 1993-6-2 13537 Shasta 1 mile S Buckhorn Summit; on road to Buckhorn Bally; Whiskeytown National Recreation Area 1127 Comment
  UC1070793  Ceanothus lemmonii P. L. Johannsen 1932-5-25 79 Shasta Salt Creek Redding Quad. 335 Comment
  UC1070801  Ceanothus lemmonii H. R. Josephson 1933-5-26 8 Shasta Along Kennett Road 670 Comment
  UC1281515  Ceanothus lemmonii H. E. McMinn 1941-5-2 5310 Shasta Hatchet Mountain on road to Burney. Comment
  UC1602381  Ceanothus lemmonii Rimo Bacigalupi 1934-5-28 2361 Shasta Kennett Comment
  UC535882  Ceanothus lemmonii Elmer I. Applegate 1928-4-25 5388 Shasta 4 mi s of Baird Comment
  UCD112075  Ceanothus lemmonii B. Crampton 1953-4-30 1181 Shasta Above Duncan Creek near Graves Ranch, 9 miles west of Ono. Comment
  HSC92487  Ceanothus lemmonii N. Wynne, M. Peckham, J. Bamesberger 1994-4-10 14 Shasta 3.9 mi NE of Hwy. 36 on A16 Comment
  RSA398927  Ceanothus oliganthus var. sorediatus Christopher Davidson 1973-5-28 2183 Shasta On dirt logging road off St Hwy 299, ca. 1 mi E of Buckhorn Summit. 976 Comment
  CAS-BOT-BC541481  Ceanothus pinetorum D. H. Wilken; E. Painter 2004-6-8 16193 Shasta 0.8 km N of Buckhorn Bally, on road to Buckhorn Summit 1405 Comment
  SBBG118412  Ceanothus pinetorum D. Wilken with E. Painter 2004-6-8 16192 Shasta N slope of Buckhorn Bally, ca. 3.7 road mi S of Buckhorn Summit 1450 Comment
  CAS-BOT-BC52074  Ceanothus prostratus Marian L. Campbell 1921-7-26 s.n. Shasta Castle Crags Comment
  RSA712072  Ceanothus prostratus C. L. schmidt 1995-6-8 1335 Shasta 1.6 miles N of Spring Creek road from A19, 3.5 miles E of Dana on A19. 1037 Comment
  SD104435  Ceanothus prostratus Reid Moran 1978-6-24 26068 Shasta east slope above Little Roaring Creek 775 Comment
  UCD162890  Ceanothus sanguineus D. O. Burge; C. F. Salk 2015-5-17 1736 Shasta Beaver Creek Road. 930 Comment
  UC614807  Centaurea solstitialis Beryl O. Schreiber 1932-7-18 455 Shasta near Redding Comment
  CAS-BOT-BC277244  Centaurea solstitialis W. R. Dudley 1899-8-18 s.n. Shasta Road toward Shasta P.O. Comment
  CHSC93228  Centaurea squarrosa R. Fischer 2005-7-17 533 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants located along main park road just west of the mouth of Big Lake. 1010 Comment
  CDA19163  Centaurea squarrosa J. Xerogeanes 2000-6-7 PDR 1242914 Shasta Modoc Plateau; N side of Cassel Rd across from post office, Cassel. 0 Comment
  JEPS38147  Centromadia fitchii W. L. Jepson 1940-7-4 20142 Shasta Stillwater Plains 137 Comment
  CAS-BOT-BC288780  Centromadia fitchii David M. Moore 1960-6-5 137 Shasta Along US Highway 299, 2.6 miles NE of junction with US Highway 99 Comment
  CAS-BOT-BC288788  Centromadia fitchii A. A. Heller 1914-8-30 11750 Shasta 8 miles N 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-BC222976  Cephalanthus occidentalis Doris K. Kildale 1927-7-3 3667 Shasta Between Old Shasta & Redding Comment
  RSA46734  Cephalanthus occidentalis Doris K. Kildale 1927-7-3 3667 Shasta Road betw Old Shasta and Redding Comment
  CAS-BOT-BC222972  Cephalanthus occidentalis Mrs. H. C. Cantelow 1936-8-22 1711 Shasta French Gulch Comment
  SBBG69464  Cephalanthus occidentalis S. W. H. -Jun-1925 916 Shasta near Redding 169 Comment
  HSC67613  Cephalanthus occidentalis var. californicus J. P. Smith, Steve Selva 1970-8-9 4591 Shasta French Gulch Campground Comment
  UCR7816  Cephalanthus occidentalis var. californicus Wm. Horn Jr. 1965-8-19 650819- 01 Shasta Redding, 1 mi. west of Hwy 99 and 3 mi. south of center of town 183 Comment
  CHSC61091  Cerastium fontanum subsp. vulgare Vernon H. Oswald; Lowell Ahart 1993-7-27 5713 .1 Shasta Lassen Volcanic National Park. Trail in Blue Lake Canyon, 0.3 mi E of the park boundary. Between the trail and an alder thicket along the North Fork Bailey Creek. 1950 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
  CDA20537  Ceratophyllum demersum K. Martyn 2005-6-3 PDR 1292146 Shasta McArthur swamp. 1005 Comment
  CHSC27300  Cercis occidentalis T. B. Devine 1976-10-24 374 Shasta Whiskeytown Lake, on Hwy 299. 2 mi w of Park headquarters off main road on dirt road. Comment
  CHSC57179  Cercis occidentalis L. L. Gordon 1991-4-21 18 Shasta Ca. 200 ft w of Crystal Creek Road, s bank of Willow Creek. 365 Comment
  JEPS64787  Cercis occidentalis J. W. Blankinship 1911-3-24 Shasta Redding Comment
  UC555394  Cercis occidentalis D. Tebbe 1930-3-27 52 Shasta on hwy near Redding 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
  CDA12161  Cercocarpus betuloides G. F. Hrusa 1989-4-1 5902 Shasta North Coast Ranges; Hwy 36 near the Tehama-Shasta County boundary. Comment
  JEPS120209  Cercocarpus betuloides Julie Kierstead Nelson 2012-5-5 2012 -034 Shasta Upper Sacramento River watershed Comment
  CHSC110800  Cercocarpus betuloides var. macrourus Dean Wm. Taylor 2013-4-25 21339 Shasta Magee Peak vicinity: Cornaz Lake Road (Forest Road 26) about 1.5 miles up from (traveling west) Highway 89. 1188 Comment
  UC1036182  Chaenactis douglasii var. douglasii George W. Gillett 1952-9-1 249 Shasta vicinity of Hat Lake; Lassen Volcanic National Park 1996 Comment
  CDA11006  Chaenactis glabriuscula G. F. Hrusa 1991-6-27 8498 Shasta Pit River Drainage; immediately E of entrance to Hat Creek Powerhouse #2. Comment
  UCSB16063  Chaenactis glabriuscula 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
  HSC73408  Chaenactis glabriuscula var. glabriuscula B. Potter, L. Sieburth, S. R. Ahrens 1981-5-10 655 Shasta Basin Gulch Campground 793 Comment
  CAS-BOT-BC277655  Chaenactis glabriuscula var. megacephala Clarence Quick 1965-7-10 65 -01 Shasta Long Valley Plantation, N end of Long Valley, N. of Burney Comment
  CAS-BOT-BC277780  Chaenactis nevadensis George W. Gillett 1953-8-6 317 Shasta Lassen Volcanic National Park. Slopes of Chaos Crags Crater 2072 Comment
  UC1036151  Chaenactis nevadensis George W. Gillett 1953-8-6 317 Shasta Chaos Crags Crater (slopes of) Lassen Volcanic National Park 2011 Comment
  CAS-BOT-BC141680  Chamaebatia foliolosa Elmer I. Applegate 1929-6-23 5855 Shasta Burney Mountain near Burney Comment
  UC1181949  Chamaebatia foliolosa J. I. Mallory 1960-10-28 200 Shasta 4 mi w of Burney (along U. S. 299, California Forest and Range Experiment Station); California Forest and Range Experiment Station 1066 Comment
  UC1181951  Chamaebatia foliolosa E. B. Alexander 1960-10-14 80 Shasta 4 mi w of Burney (California Forest And Range Experiment Station); California Forest And Range Experiment Station 1036 Comment
  UC726264  Chamaebatia foliolosa A. A. Heller 1940-5-28 15681 Shasta e side of Hatchet Mountain on the grade leading to Burney (apparently far n of any recorded station); Hatchet Mountain Comment
  CDA13506  Chamaebatiaria millefolium G. F. Hrusa, T. D. Wilfred 1996-7-22 13331 Shasta Lassen National Forest; Along Hwy 89 about 2 miles N. of intersection with USFS S16. Comment
  SBBG21849  Chamaebatiaria millefolium D. Myrick 1964-7-24 933 Shasta Hwy 89 ca. 10 mi N of Manzanita Lake 1524 Comment
  CAS-BOT-BC80489  Chamaecyparis lawsoniana Laura M. Lathrop 1903-7-27 s.n. Shasta Shasta Retreat Comment
  CDA13041  Chamaesaracha nana G. F. Hrusa, T. D. Wilfred 1996-6-1 12971 Shasta Lassen National Forest; Bunchgrass Valley on N side of USFS S16 approx. 3 mile N of Hwy 44 intersection & nr inters. of USFS N18. Comment
  SBBG40428  Chamaesyce serpillifolia subsp. serpillifolia W. J. Dress 1951-8-12 3757 Shasta Hwy 89, ca. 2.5 mi S of the Shasta-Siskiyou Co line Comment
  CHSC89632  Chamerion angustifolium subsp. circumvagum R. Fischer; J. Marr 2004-8-15 371 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located N end Big Lake. Within 50 ft of shoreline. 1010 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
  RSA478467  Chenopodium botrys Christopher Davidson 1973-5-22 2091 Shasta Along Hwy 299 ca 15 mi E of Redding, near Little Cow Cr. 396 Comment
  CAS-BOT-BC451363  Chimaphila menziesii Alice Eastwood 1912-6-29 942 Shasta Goose Valley Comment
  SJSU1544  Chimaphila menziesii C. W. Sharsmith 1954-6-25 6205 Shasta Viola 1341 Comment
  POM188450  Chimaphila umbellata subsp. occidentalis Marcus E. Jones 1931-7-17 29073 Shasta Shasta City (Session's). Comment
  RSA671046  Chondrilla juncea Molly Bagley 1997-6-16 s.n. Shasta Lake Shastina Golf Course Comment
  CDA7846  Chorispora tenella Martyn 2007-11-28 PDR# 1361269 Shasta McArthur Swamp 0 Comment
  CAS-BOT-BC247547  Chorizanthe stellulata H. D. Ripley; R. C. Barneby 1948-7-6 9679 Shasta Churn Creek, 5 mi. N. of Redding 152 Comment
  CAS-BOT-BC36231  Chrysolepis sempervirens John Thomas Howell 1960-8-22 36372 Shasta Just east of Chaos Jumbles, Lassen Volcanic National Park 1828 Comment
  CAS-BOT-BC36233  Chrysolepis sempervirens M. S. Jussel 1931-9-7 s.n. Shasta Bumpass Hell Trail, Mt. Lassen 2286 Comment
  JEPS38014  Chrysolepis sempervirens W. L. Jepson 1929-9-28 15298 Shasta fields below Manzanita Lake (e Tehama County) 1524 Comment
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Sep 4 2011
  RSA134777  Chrysothamnus nauseosus subsp. albicaulis Percy C. Everett, E. K. Balls 1959-10-21 23914 Shasta 6 miles south from Hat Creek Ranger Station, toward Cypress Camp 1372 Comment
  SEINET7067168  Cicendia quadrangularis A. G. Vestal 1947-5-2 s.n. Shasta About 2.5 miles south of Redding on Route 273. Coordinate datum: NAD27. UTM Zone 10, 557111mE, 4480165mN. Comment
  CHSC33046  Cirsium andersonii J. P. Smith; Steve Selva 1970-7-27 4524 Shasta Gumboot Lake. 1767 Comment
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Jun 7 2012
  CDA19141  Cirsium arvense K. Martyn 2001-7-2 PDR 1198399 Shasta Modoc Plateau; McArthur 0 Comment
  CHSC93283  Cirsium douglasii var. breweri R. Fischer 2005-7-15 545 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected from open rocky ground off the back side (western edge) of several feeder ponds to Ya-She Pond. 1007 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
  CHSC116348  Cirsium occidentale var. venustum C. Yingst; A. Davy 2012-7-30 PDR 450 P06 Shasta Lake Shasta; Turtable road at Lower Deck Road; near I-5, USFS property. Comment
  JEPS124648 Image available Cirsium pastoris S. Whipple 1967-7-12 073 Shasta 5.5 mi. South of Hat Creek Park on Hwy 299. Northwest slope of PIt River Gorge. Comment
  CAS-BOT-BC292711  Cirsium scariosum John Thomas Howell 1960-8-19 36185 Shasta Brokeoff Mt., Lassen Volcanic National Park 2773 Comment
  CAS-BOT-BC285890  Cirsium vulgare Lewis S. Rose 1945-9-2 45220 Shasta 1 mi. se. of Doyles Corner 975 Comment
  CDA36034  Cirsium vulgare CDFA Staff 1978-8-31 Shasta Viola. 0 Comment
  CAS-BOT-BC439039  Cistanthe monosperma Alice Eastwood 1912-7-1 s.n. Shasta Burney Falls Comment
  CAS-BOT-BC439043  Cistanthe monosperma H. D. Ripley; R. C. Barneby 1948-7-6 9652 Shasta South base of Castle Rock 579 Comment
  CAS-BOT-BC228931  Cistanthe umbellata Marcus E. Jones 1897-7-8 s.n. Shasta Lassen's Peak 1828 Comment
  CAS-BOT-BC228723  Cistanthe umbellata Margaret M. Hanna 1956-6-3 s.n. Shasta Hiway 299 51.5 mi. E. of Redding Comment
  CAS-BOT-BC162627  Clarkia Brooks s.n. Shasta Butte Cr. Comment
  JEPS112907  Clarkia borealis subsp. arida Dean W. Taylor 1996-6-15 15665 Shasta margin of Sugarpine Camp Road 1.6 miles north of Highway 299 junction (ca. 15 air miles east of Redding and ca. 1 mile N of Ingot) 548 Comment
  CHSC103212  Clarkia borealis subsp. borealis N. L. Jurjavcic; E. K. Teraoka 2007-7-3 Shasta Shasta-Trinity National Forest (PG and E Lease). Pit 6 Road. Oak Mountain Road. Population A is approximately 40 ft from road. Population B is on other side along the road. 889 Comment
  UC1461634  Clarkia borealis subsp. borealis E. Small 1967-7-10 189 Shasta O'Briens Lake Shasta (Shasta Caverns Rd 1.0 mi n of intersection with Lakeview Rd); O'Briens, Shasta Caverns Road, Lake Shasta, Shasta Co. 396 Comment
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Feb 15 2013
  JEPS90031  Clarkia concinna subsp. concinna Dean W. Taylor 1993-6-16 13692 Shasta Platina Road near Old Man Rock 5 air mi ne of junction with Highway 36 Old Man Rock; North Coast Ranges, Platina Road Comment
  CAS-BOT-BC164536  Clarkia gracilis subsp. albicaulis L. E. Smith 1913-5-28 315 Shasta Pitt River Comment
  CHSC35139  Clarkia gracilis subsp. gracilis R. A. Schlising 1980-5-19 3592 Shasta E of Redding and Ingot, 5.3 mi s junction Hwy 299, on Buzzard Roost Road. At roadside. Comment
  JEPS82359  Clarkia gracilis subsp. gracilis 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
  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
  CHSC93098  Clarkia purpurea subsp. quadrivulnera R. Fischer 2005-7-17 531 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc plateau. Located in open pine/juniper woodland at edge of a meadow on the west shore of Big Lake. 1011 Comment
  SEINET7067187  Clarkia purpurea subsp. quadrivulnera 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
  UC1731484  Clarkia purpurea subsp. quadrivulnera Dean W. Taylor 1996-6-15 15666 Shasta Backbone Ridge in the watershed draining to Seaman Gulch; about 16 air miles NE of Redding (2 mi W of Ingot); Shasta-Trinity National Forest, Flora of the Pit River Canyon Region. 533 Comment
  CAS-BOT-BC164954  Clarkia rhomboidea Dean Wm. Taylor 1988-6-25 9888 Shasta Upper headwaters Devil's Canyon Creek, (tributary to Kosk Creek and Pit River near Big Bend) 1341 Comment
  UC1730252  Clarkia rhomboidea L. P. Janeway 1995-6-9 4781 Shasta along Road 35N46 2.5 mi N of Road 27 (Fenders Ferry Road) Pit River drainage (ridge between Cow Canyon and Potem Creek) 670 Comment
  SEINET10453165  Clarkia rhomboidea Mary Susan Taylor 1980-6-10 Taylor 2815 Shasta T37N R4W wc sec 34. Dunsmuir quad. Sims Flat Road, N side, at its jct with trail, ca. 3 mi due SE of Sims Flat Campground, ca. 5 mi S of Sweetbriar, , Shasta Natl Forest. 1031 Comment
  HSC72286  Claytonia exigua subsp. exigua J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9635 Shasta Trinity National Forest, road above Beegum Gorge Campground Comment
  UC54453  Claytonia lanceolata H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4295 Shasta Soupan Springs; Mt. Lassen 2438 Comment
  RSA0080493  Claytonia lanceolata Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  HSC65904  Claytonia rubra subsp. rubra Cathy Goldberg, Lynn Kunstman, Lauren Philbrick, Geoff Walsh 1980-5-3 82 Shasta Harrison Gulch, along Hwy. 36 at road to Deer Lick Springs 823 Comment
  UC1736655  Claytonia rubra subsp. rubra Dean W. Taylor 1993-5-22 13468 Shasta ca. 2 miles N of Slate Mtn., Trinity Mountains (watershed divide between Sacramento River and Trinity River drainages, ca. 5 air mi W Lamoine) 1447 Comment
  CAS-BOT-BC92741  Clematis ligusticifolia L. E. Smith 1913-8-17 s.n. Shasta Redding. Comment
  HSC71866  Collinsia greenei Thomas W. Nelson, Jane P. Nelson 1980-6-22 5809 Shasta Shasta-Trinity National Forest, along USFS Rd. 28N07 E of junction with Rd. 41 1220 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
  HSC31341  Collinsia parviflora D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19219 Shasta Near Baker Lake about 5 mi. E of Old Station on road 33N0A Comment
  RSA17435  Collinsia parviflora Elmer I. Applegate 1929-6-20 5775 Shasta Mt. Lassen Trail above Drakesbad, near east base of Mt. Lassen. Comment
  UC1012178  Collinsia tinctoria Francis W. Pennell Jun 6 1940-Jun 7 1940 25702 Shasta 1 mi w of Montgomery Creek 609 Comment
  UC615332  Collinsia tinctoria Beryl O. Schreiber 1932-7-18 449 Shasta near Redding Comment
  RSA113297  Collinsia torreyi E. K. Balls, Lee W. Lenz 1956-6-19 21826 Shasta 2.7 mi. n. of Subway Cave along Hat Creek, State Hwy. 89, McCloud to Mt. Lassen. 1341 Comment
  CHSC9237  Collinsia torreyi var. latifolia G. Strausbaugh 1970-6-21 110 Shasta Near summit Buckhorn Bally ca. 3.5 mi. s from U.S. Hwy. 299 W19.5 mi. e of Douglas City. 1463 Comment
  CHSC30316  Collomia grandiflora M. S. Taylor 1980-7-31 3198 Shasta On w side of 36N75, ca. 0.1 mi n of Clear Creek Campground, in meadow. 1036 Comment
  SEINET3860933  Collomia grandiflora Leigh A. Johnson 2004-6-17 04 -121 Shasta Fuller Flat. North side of Hwy 299, just west of milemarker 64.71, about 14 miles west of jct with Hwy 89. At pullover area with gravel 'side road' parallel to 299.; 0 1156 Comment
  UC501430  Collomia grandiflora Frank W. Peirson 1932-7-16 10308 Shasta top of wooded slope behind camp Burney Spring 1432 Comment
  JEPS87034  Collomia larsenii Dean Wm. Taylor with Glenn L. Clifton 1990-8-10 11428 Shasta near summit along trail Cascade Mountains, Lassen Peak 7 1/2' USGS Quadrangle, Lass 3139 Comment
  UC1540118  Collomia larsenii Dean Wm. Taylor and Ingrid Olmstead 1974-7-31 4686 Shasta vicinity Magee Peak (n slope of ridge); Lassen National Forest, Thousand Lakes Wilderness; NE1/4 2511 Comment
  CHSC61108  Collomia linearis Vernon H. Oswald; Lowell Ahart 1993-7-27 5707 Shasta Lassen Volcanic National Park. Blue Lake Canyon, 0.2 mi E of the park boundary, between the trail and the N Fork of Bailey Creek. 1950 Comment
  RSA71946  Collomia tinctoria F. W. Peirson 1932-7-12 10200 Shasta Shasta County: along rim of Red Crater, Thousand Lake Basin. 2012 Comment
  CAS-BOT-BC230672  Collomia tracyi Helen K. Sharsmith 1953-6-25 4360 Shasta Inner N Coast Ranges. Road to Peanut 3-3.5 miles beyond Wildwood, Trinity National Forest 1188 Comment
  CAS-BOT-BC180406  Comandra umbellata subsp. californica L. E. Smith 1913-4-14 63 Shasta Iron Mountain Comment
  CAS-BOT-BC180410  Comandra umbellata subsp. californica Elmer I. Applegate 1929-6-18 5755 Shasta Pollock, Sacramento River, 20 miles above Redding Comment
  CHSC92995  Comandra umbellata subsp. californica R. Fischer 2005-4-15 643 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected on a slope between Horr Pond and Crystal Springs. 1011 Comment
  JEPS57510  Cordylanthus pilosus subsp. hansenii L. R. Heckard with T. I. Chuang and R. Bacigalupi 1968-8-14 2133 Shasta Cottonwood rd (A-17) about 2 mi s junction with road to Anderson (from route 44, ca 10 air mi ne of Cottonwood) Comment
  UC199364  Cordylanthus pilosus subsp. hansenii Milo S. Baker 1894-8-1 Shasta Montgomery Creek Comment
  JEPS57206  Cordylanthus tenuis subsp. viscidus L. R. Heckard 1967-8-14 1733 Shasta along trail to Castle Dome near junction of trail to Indian S[prings (Castle Crags State Park); Castle Crags State Park 1432 Comment
  UC1034020  Cordylanthus tenuis subsp. viscidus Francis W. Pennell 1940-7-20 26208 Shasta 3 mi s Hat Creek (Route 89) 1158 Comment
  CAS-BOT-BC287174  Coreopsis tinctoria A. A. Heller 1914-8-30 11752 Shasta 5 miles S of Redding along the railroad Comment
  CAS-BOT-BC209846  Cornus glabrata L. E. Smith 1913-5-28 302 Shasta Pitt River Comment
  UC1122773  Cornus glabrata P. L. Johannsen 1932-5-26 88 Shasta Redding Quad., McCloud R. 243 Comment
  CAS-BOT-BC212044  Cornus nuttallii Jones; Alexander 1902-6-25 s.n. Shasta Spring Camp Comment
  SEINET8083552  Cornus nuttallii R. Adamson, M. Martin 1964-1 s.n. Shasta 6 mi. W of Round Mountain 610 Comment
  CAS-BOT-BC210382  Cornus sericea Alice Eastwood 1912-6-29 944 Shasta Goose Valley Comment
  CAS-BOT-BC212109  Cornus sericea Hans Leschke 1960-9-9 1808 Shasta Kings Creek CAscades 2133 Comment
  UC21579  Cornus sessilis Misses Jones and Alexander Jun 15 1900-Jul 15 1900 Shasta near Winthrop Comment
  POM272560  Corydalis caseana Lyman Benson 1930-7-18 2202 Shasta E. of Round Mountain, Hatchet Creek; Mt. Range: N. Sierra Nevada. 1220 Comment
  CAS-BOT-BC401850  Corydalis caseana subsp. caseana Lyman Benson 1930-7-18 2202 Shasta E. of Round Mountain, N. Sierra Nevada, Hatchet Creek 1219 Comment
  UC726442  Corydalis caseana subsp. caseana A. A. Heller 1941-8-11 16284 Shasta w. end of Upper King Creek Meadow; Lassen Volcanic Nat'l Park, Upper King Creek Meadow 2133 Comment
  CAS-BOT-BC180185  Corylus cornuta subsp. californica A. A. Heller 1914-8-25 11699 Shasta 15 miles S of Delta on the Pacific Highway Comment
  HSC5422  Cotula australis S. M. Clapp 1966-4-4 10 Shasta Olinda, CA. just S of Carbon Canyon Rd. 61 Comment
  SEINET10737190  Crataegus columbiana Andrew Townesmith, Karen M. Meyer 2007-7-26 Townesmith 856 Shasta Shasta-Trinity National Forest. At the intersection of Forest Service route 27 and Forest Service road 35N46, 9.7 miles NW of state route 299 (via Forest Service route 27). T35N R1W S31 SW 1/4. 390 Comment
  CAS-BOT-BC290464  Crepis acuminata Alice Eastwood 1912-6-29 8271 Shasta Goose Valley Comment
  UCD37452  Crepis acuminata Beecher Crampton 1960-6-16 5652 Shasta Glenburn, 4.5 miles north of Fall River Mills. 1066 Comment
  SD104407  Crepis capillaris Reid Moran 1978-6-25 26096 Shasta In open woods west of Little Roaring Creek. 725 Comment
  OBI77283  Crepis occidentalis Anthony Baniaga 2011-6-18 373 Shasta Lassen NF. Along 6R201, W of Bidwell Pond. Murken Bench quad T34N R4E sec 1 SW of Sw 1022 Comment
  UC2027199  Crepis occidentalis Anthony Baniaga 2011-6-18 373 Shasta Lassen National Forest. Along 6R201, W of Bidwell Pond. Murken Bench quadrangle Comment
  UC581305  Crepis occidentalis G. L. Stebbins Jr. and J. A. Jenkins 1937-7-16 2403 Shasta 2 1/2 mi n Burney (on hwy to Mt. Shasta) 1060 Comment
  RSA699528  Crepis occidentalis R. Fischer, Jenny Marr 2004-5-23 194 Shasta Ahjumawi Lava Springs State Park, 3 miles N of McArthur, on eastern edge of Modoc Plateau. Along Lava Springs Trail Comment
  CAS-BOT-BC376562  Crepis occidentalis subsp. costata G. L. Stebbins, Jr.; J. A. Jenkins 1937-7-16 2385 Shasta Sloeps of Saddle Mt., west of Fall River Mills 1500 Comment
  UC1286499  Crucianella angustifolia B. A. Madson 1944-6-12 Shasta near Igo Comment
  OBI20705  Cryptantha crinita Robert F. Hoover 1968-5-28 11121 Shasta Clough Crk at Old Alturas Rd Comment
  OBI20706  Cryptantha crinita Robert F. Hoover 1968-5-28 11121 Shasta Clough Crk at Old Alturas Rd Comment
  UC196669  Cryptantha crinita Franklin P. Nutting Shasta Stillwater Comment
  RSA530124  Cryptantha crinita D. W. Taylor 1988-5-2 9596 Shasta Dry Creek on the Millville Plains, 0.2 miles downstream from Twin Bridges on Dersch Road 140 Comment
  CHSC84281  Cryptantha flaccida Lowell Ahart; John Dittes 2003-6-11 10279 Shasta On the north side of the dirt road on the Colman Canal, about 3 miles west of the barn, 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 288 Comment
  UC1542934  Cryptantha flaccida G. Schoolcraft 1987-5-26 1708 Shasta s of Fall River Mills; Hogback Ridge 1219 Comment
  UCD119800  Cryptantha flaccida W. Robert Powell 1981-5-13 2798 Shasta 3 miles west of Cottonwood, south side of Gas Point Road. 146 Comment
  UC725867  Cryptantha intermedia A. A. Heller 1942-5-3 Shasta 5.5 mi w Ono (on the Sunnyhill mine road) Comment
  UC1731474  Cryptantha milobakeri Dean W. Taylor 1993-6-14 13593 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
  SEINET10455958  Cryptantha milobakeri Katherine L. Morris 1973-5-25 Morris 261 Shasta Collected at the junction of Hwy 299 and 89 on Hwy 89, in an area of yellow pine and oak. Comment
  HSC100984  Cryptantha simulans J. P. Smith 2010-6-9 12911 Shasta Along Cinder Point Rd., near junction with Hwy. A12. 1139 Comment
  CHSC89707  Cryptantha torreyana R. Fischer; J. Marr 2004-5-28 390 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected off Lava Springs Trail between Horr Pond and Crystal Springs. 1010 Comment
  JEPS90099  Cryptantha torreyana Dean Wm. Taylor with Robert A. Price 1988-6-3 9733 Shasta along Fender's Ferry rd. 0.4 mi. s. of crossing of Pit River (Pit R. Canyon); , Bollibokka Mt. 15' Quad. 390 Comment
  SEINET11266524  Cryptantha torreyana Kathy Chin 1978-5-13 75 Shasta Chanchuella Peak Quad. Beegum Gorge Road (Forest Service Road (1S02).; 0 975 Comment
  UCD120108  Cryptantha torreyana Collector unknown 1950-6-1 s.n. Shasta Ono #2. Comment
  CHSC26164  Cryptogramma cascadensis Detzer; Sacks 1977-10-27 39 Shasta Mt. Lassen, Lassen Volcanic National Park. 2590 Comment
  UC42461  Cryptogramma cascadensis W. H. Brewer 1863-9-26 2183 Shasta Lassen Peak 2438 Comment
  CAS-BOT-BC85642  Cupressus bakeri O. V. Matthews 1939-7-23 43 Shasta 8.1 mi. W. of Hat Creek Ranger Staion, Burney Spring Forest Service Rd. Mt. Diablo Mdn. 1463 Comment
  RSA134773  Cupressus bakeri Percy C. Everett, Balls 1959-10-21 23911 Shasta 7.8 miles S from Hat Creek Ranger Station toward Cypress Camp 1372 Comment
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Aug 6 2015
  RSA25808  Cupressus bakeri C. B. Wolf 1941-7-25 11067 Shasta 0.5 miles SW if Cypress Campground, about 3 miles S of Hat Creek Ranger Station to Burney Spring Road 1524 Comment
  RSA300573  Cupressus bakeri John Dourley, Wisura 1982-10-14 3865 Shasta 9.3 miles W of Hwy 89 at Hat Creek Ranger Station, toward Burney Springs Comment
  UC725520  Cupressus lawsoniana A. A. Heller 1923-8-28 13826 Shasta near Sims Comment
  CAS-BOT-BC80735  Cupressus macnabiana C. Hart Merriam 1907-9-7 s.n. Shasta East base of Round Mountain Comment
  RSA176214  Cupressus macnabiana C. O. Stone RL 1 Shasta Ca. 0.7 mile southwest of Rainbow Lake on the Redding Pine Mills Road, at North Fork of Cottonwood Creek 534 Comment
  RSA176223  Cupressus macnabiana C. O. Stone 1 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
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Aug 4 2015
  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
  UC527736  Cupressus macnabiana C. B. Wolf 1931-8-31 2383 Shasta on road to Redding one mi out of Whiskeytown Comment
  UCD114696  Cupressus macnabiana Christopher Mallek 2008-1 s.n. Shasta Round Mountain. 675 Comment
  CAS-BOT-BC80738  Cupressus macnabiana Beryl O. Schreiber 1934-6-7 1155 Shasta roadside; 5 miles west of Redding, Weaverville to Redding Road Comment
  NY16738  Cupressus macnabiana C. B. Wolf 1934-10-6 6165 Shasta This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA95497  Cupressus macnabiana L. S. Rose 1954-4-26 54030 Shasta Whiskeytown 335 Comment
  CAS-BOT-BC224404  Cuscuta californica Alice Eastwood 1912-8-22 s.n. Shasta Foot of Lassen Butte, Lassen Butte Region Comment
  CDA19131  Cuscuta californica K. Martyn 2001-7-12 PDR 1198398 Shasta Modoc Plateau; Peterson Ranch in McArthur. 0 Comment
  POM182430  Cuscuta cephalanthi Milo S. Baker 1899-8-15 s.n. Shasta Fall River Lake Comment
  UC1731522  Cuscuta indecora Dean Wm. Taylor, Glenn L. Clifton 1987-8-5 9216 Shasta along Highway 89 0.7 mi s of Burney Falls State Park (in dry bed of Burney Creek, extreme ne portion of county); Highway 89 1341 Comment
  CDA36462  Cuscuta subinclusa Dan Higgins 2011-8-31 PDR# 1312483 Shasta Shingletown area. 0 Comment
  JEPS88880  Cymopterus terebinthinus var. californicus Vernon H. Oswald and Lowell Ahart 1994-4-27 6153 Shasta ca 0.5 mi n Packers Bay Marina (Waters Gulch Trail 0.9 mi w of the trailhead located on Packers Bay Rd. (34N27)); Waters Gulch Trail, n of Packers Bay Marina 365 Comment
  JEPS106455  Cynoglossum grande J. K. Nelson 2004-3-12 2004 -6 Shasta Jones Valley, S side of Shasta Lake; ca. 10 mi NE of Redding. S of County Road 5H04 (Forest Road 33N03) 335 Comment
  SEINET10551590  Cyperus Paul Gallian, Billy Joe Cox 1971-6-10 Gallian 704 Shasta 5 miles n of redding on i 5, old field, several grasses, digger pine and Lupinus vallicola Comment
  UCD141204  Cyperus niger Tofsrud 1948-9-1 s.n. Shasta about 2 miles south of Redding. Comment
  UC838602  Cyperus strigosus L. E. Smith July 1912 Shasta Kennet Comment
  CHSC88328  Cystopteris fragilis R. Fischer; J. Marr 2004-5-24 211 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Spatter Cone Trail. 1051 Comment
  JEPS35104  Cystopteris fragilis W. L. Jepson 1929-9-29 15315 Shasta head of Manzanita Creek Lassen Peak 2438 Comment
  UCD136377  Cystopteris fragilis G. F. Hrusa 1996-6-11 13056 Shasta Above Hwy 44 near W boundary of Lassen National Forest. 1540 Comment
  CAS-BOT-BC70694  Cystopteris fragilis W. B. C. 1938-7-29 11421 Shasta Wagon Camp spring creek 1737 Comment
  JEPS120206  Cytisus scoparius Julie Kierstead Nelson 2012-5-12 2012 -026 Shasta Upper Sacramento River canyon; Fenders Ferry Road at Dog Creek Rd. Comment
  HSC48470  Dactylis glomerata J. P. Smith 1978-5-13 9915 Shasta Trinity National Forest: Basin Gulch Campground 854 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
  CAS-BOT-BC189856  Danthonia californica Alice Eastwood 1912-6-29 914 Shasta Goose Valley. Comment
  JEPS28316  Danthonia californica var. americana George W. Gillett 1957-8-20 1120 Shasta Bailey Creek Lassen Volcanic National Park, Brokeoff meadows (near cabin area) 1889 Comment
  CDA11370  Danthonia unispicata G. F. Hrusa 1991-6-25 8468 Shasta Pit River Drainage; Approx. 3 m. W of Fall River Mills. Comment
  CAS-BOT-BC76219  Darlingtonia californica Alice Eastwood 1912-7-24 1390 Shasta Castella. (Sweet Brier). Comment
  CAS-BOT-BC420654  Darmera peltata Alice Eastwood 1912-7-24 1380 Shasta Castella Comment
  HSC47002  Darmera peltata Sheila Logan 1978-5-13 128 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  RSA239277  Darmera peltata R. F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-21 42377 Shasta Shasta National Forest: Along Castle Creek ca. 1 mile west of Castle Crags State Park. Comment
  HSC68031  Datisca glomerata J. P. Smith, Steve Selva 1970-8-9 4589 Shasta French Gulch Campground Comment
  RSA768273  Daucus carota Justin M. Wood 2010-9-2 2526 Shasta Community of Round Mtn: 0.3 miles east of general store on Terry Mill Rd. 639 Comment
  UCD96599  Delphinium G. L. Webster; June McCaskill, Robert Rhode, John Tucker 1993-5-16 7778 Shasta 0.3 mile SW of McCloud Bridge. 335 Comment
  UC1542895  Delphinium depauperatum Harold E. Parks 1928-6-1 252 Shasta Drakesbad Lassen National Park 1767 Comment
  CAS-BOT-BC9840  Delphinium nudicaule F. Almeda; R. Eisenhardt 1995-5-29 7425 Shasta Willow Creek Ranch, about 6.8 miles south of the intersection of Calif. State Road # 89 and Squaw Valley Road in McCloud 883 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
  SEINET5718450 Image available Delphinium nudicaule Judy Quinn 1968-1 11 Shasta 5 miles west of Fall River Mills, on Pit River below Pit 1 Powerhouse, on State Hwy 299 east.; Pit River Comment
  CDA13119  Delphinium nuttallianum G. F. Hrusa, T. D. Wilfred 1996-6-11 13054 Shasta Lassen National Forest; Moist, shaded understory of lodgepole pine dominated forest. Soils thin. USFS S16 approx. 3.5 miles NW of intersection with Hwy 89-44, on slopes above west side of Bunchgrass Valley. Perennial, uncommon here, flowers purple. Comment
  JEPS128435  Delphinium nuttallianum Julie Kierstead Nelson with Len Lindstrand III 2015-4-22 2015 -026 Shasta Summit of Minnesota Mountain, eastern Klamath Range, east of I-5; north side of Shasta Lake between McCloud and Squaw Creek arms. Comment
  CAS-BOT-BC116132  Delphinium nuttallianum Alice Eastwood 1912-6-29 714 Shasta Goose Valley Comment
  CAS-BOT-BC116136  Delphinium nuttallianum Alice Eastwood; John Thomas Howell 1931-4-21 1828 Shasta Baird Comment
  UC1736600  Delphinium variegatum subsp. variegatum Dean Wm. Taylor with James R. Shevock 1993-5-1 13400 Shasta south end Gray Rocks, Squaw Creek watershed, Shasta Lake region 853 Comment
  CHSC117990  Dendromecon rigida Chris Alcala 2015-3-24 Shasta Cilikapudi Trail, Shasta Lake. 388 Comment
  HSC92513  Dendromecon rigida Kevin White, Dave Johnson, Eric Gundershaug 1994-4-11 34 Shasta Along Hwy. 299 366 Comment
  UC1543782  Deschampsia cespitosa Harold and Virginia Bailey 1948-8-25 3018 Shasta Summit Lake Lassen Volcanic Nat'l Park, Summit Lake 2040 Comment
  RSA86707  Deschampsia cespitosa subsp. cespitosa F. W. Peirson 1932-7-12 10106 Shasta Thousand-Lake Basin. 1951 Comment
  HSC100240  Deschampsia danthonioides J. P. Smith 2010-6-10 12912 Shasta Along McArthur Road, adjacent to Glenburn Community Church 1012 Comment
  JEPS68493  Deschampsia danthonioides J. W. Blankinship 1911-5-5 5 Shasta Reading; <=Redding> Comment
  CAS-BOT-BC201631  Deschampsia danthonioides A. A. Heller 1905-5-26 7855 Shasta About two miles west of/near Redding Comment
  CDA12927  Descurainia pinnata subsp. halictorum G. F. Hrusa 1996-5-2 12869 Shasta Lassen National Forest; approx. 1/2 mile S of Old Station Trailer Park along Hwy 44-89. 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
  CHSC24829  Dicentra formosa Ron Stewart 1976-4-24 1 Shasta 10 yds n of Inwood Rd., .8 mi w of Ponderosa Way. Collected along Bear Creek. 518 Comment
  SEINET4079891  Dicentra formosa O. M. Clark 1947-1 14324 Shasta Lassen Peak, Lassen National Park. Comment
  JEPS14653  Dicentra pauciflora Mary Twight 1956-6-10 45 Shasta about 6 mi w Castle Crags (along trail to Echo Lake and Seven Lakes Basin, 2.5 mi above trail start at the road up Castle Creek leading to Trinity River, Trinity Mountains) 1524 Comment
  CAS-BOT-BC254487  Dichanthelium acuminatum subsp. acuminatum John Thomas Howell 1939-8-12 15292 Shasta Sulphur Works, Mount Lassen Comment
  SEINET11696155  Dichanthelium acuminatum subsp. fasciculatum Unknown 1964-8-27 7196 Shasta 2/3 mi NE of Castle Crag Hotel Comment
  RSA624398  Dichanthelium acuminatum var. acuminatum L. C. Wheeler 1952-9-22 6951 Shasta Castle Crag. Comment
  SEINET242420 Image available Dichanthelium oligosanthes subsp. scribnerianum Beecher Crampton 1969-6-19 8481 Shasta 3 miles south of Dunsmuir, along the Sacramento River. Along Railroad Comment
  UCR132398  Dichanthelium oligosanthes subsp. scribnerianum Beecher Crampton 1956-8-20 3770 Shasta Shasta National Forest, Castle Crag, along Southern Pacific Railroad 640 Comment
  CHSC93008  Dichelostemma capitatum subsp. capitatum R. Fischer 2005-4-17 518 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. On east facing slope above the lower end of Big Lake. 1028 Comment
  HSC49120  Dichelostemma capitatum subsp. capitatum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9708 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  CAS-BOT-BC502561  Dichelostemma congestum Roxana S. Ferris; Laura Lorraine 1948-6-16 11870 Shasta 1 mi N of Pollard Gulch on US Hwy 99, between Dunsmuir and Redding Comment
  CHSC59625  Dichelostemma ida-maia Lorna K. Lilly 1989-4-21 15 Shasta Vicinity of O'Brien, ca. 13 mi n of Redding, 0.5 mi e of Hwy I5, 0.3 mi w of Baily Cove Campground. 341 Comment
  SBBG45332  Dichelostemma ida-maia J. Timbrook 1972-6-4 12 Shasta 10 mi N of French Gulch, Trinity Mts Comment
  CAS-BOT-BC465578  Dichelostemma multiflorum Julie Kierstead Nelson 2015-4-13 2015 -013 Shasta City of Redding, 1/4 mi S of Hwy 44, south of intersection of Hartnell & Argyle Rd 477 Comment
  UCD111924  Dichelostemma multiflorum Christopher Mallek 2008-1 AC1- 14 Shasta Ash Creek. 876 Comment
  CAS-BOT-BC502655  Dichelostemma multiflorum A. A. Heller 1905-5-26 7862 Shasta Near Redding Comment
  SEINET3885704  Dichelostemma pulchellum Jeffrey Huber 1971-6-10 289 Shasta 15 mi. S. of Weed, on I-5.; 0 Comment
  JEPS28814  Dieteria canescens var. shastensis George W. Gillett 1958-6-30 1159 Shasta saddle between the first basalt formation to the ne and Chaos Crags; Lassen Volcanic National Park 2209 Comment
  CAS-BOT-BC153644  Diplacus jepsonii Elmer I. Applegate 1929-6-20 5767 Shasta Lassen Trail above Drakesbad, east edge of Shasta County Comment
  CAS-BOT-BC153298  Diplacus kelloggii L. E. Smith 1913-3-28 14 Shasta Pitt River near Pitt Comment
  SEINET8240328  Diplacus kelloggii Fred W. Hoffman 1948-7-3 2472 Shasta Little Cow Creek, Highway 299, 23.6 miles northeast of Redding. Comment
  CHSC88751  Diplacus layneae R. Fischer; J. Marr 2004-5-28 266 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located on the roadbed of Lava Springs Trail between Crystal Springs and Ya-She. 1011 Comment
  CAS-BOT-BC153433  Diplacus layneae Marian L. Campbell 1921-7-26 s.n. Shasta Castle Crags Comment
  SD46686  Diplacus layneae E. K. Balls, L. W. Lenz 1956-6-18 21811 Shasta crossroads about Burney Falls (jct. State Hwy. 89 and U.S. Hwy. 299) 1006 Comment
  CAS-BOT-BC151863  Diplacus mephiticus Clarence R. Quick 1962-6-17 62 -32 Shasta Devil's Half Acre, 1/2 mile east of Hwy. 89 on Hwy. 44 1310 Comment
  SBBG119480  Diplacus torreyi H. and M. Dearing 1939-6-14 3651 Shasta W of Viola Comment
  SD104445  Diplacus torreyi Reid Moran 1978-6-25 26087 Shasta Little Roaring Creek 725 Comment
  CHSC96277  Diplacus tricolor R. Fischer 2006-5-10 935 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected along the east side of Rat Farm Road (between ALSSP and McArthur) ca. 1 mile south of the boat launch. Plants growing in vernal pool adjacent road. 1011 Comment
  CAS-BOT-BC151321  Diplacus tricolor Ellsworth Bethel 1923-6-12 s.n. Shasta Burney Comment
  CAS-BOT-BC136076  Dodecatheon alpinum William A. Dayton 1913-6-14 8280 Shasta E. Fork of Scott River range. 1676 Comment
  JEPS9534  Dodecatheon hendersonii Mrs. C. F. Rose 1935-2-24 Shasta about 3 mi sw Redding; sw of Redding Comment
  UCR7824  Dodecatheon hendersonii Wm. Horn Jr. 1967-2-25 670225- 01 Shasta 5 mi south of Redding and 1 mi west of Highway 99 (Business Interstate 5) 143 Comment
  SJSU8492  Dodecatheon hendersonii R. B. Yarrington 1968-4-14 Shasta 2 mi N of Inwood Comment
  SEINET3088548 Image available Dodecatheon subalpinum Marc Mittleman 2 Shasta Emerald Lake shoreline, Lassen Volcan. Park. 2469 Comment
  JEPS14443  Downingia bacigalupii Alice King 1921-6-1 Shasta near Anderson Comment
  RSA436096  Downingia bicornuta L. S. Rose 1934-4-21 34244 Shasta 5 miles S of Cottonwood. Comment
  JEPS90914  Downingia bicornuta var. bicornuta Dean W. Taylor 1993-5-26 13508 Shasta 3 mi nw of Burney (just e of Goose Valley, along unnamed tributary to Goose Creek, Burney Valley); Modoc Plateau, Burney Valley 1005 Comment
  JEPS22674  Downingia cuspidata Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-23 6312 Shasta about 11 mi se Millville (along Calif. Highway 44, 1 mi above and e of junction with the Dersch Road) 499 Comment
  CAS-BOT-BC41964  Draba albertina John Thomas Howell 1969-8-5 45877 Shasta Lassen Volcanic National Park. Dersch Meadows. Comment
  CAS-BOT-BC42078  Draba aureola J. G. Lemmon 1872-6-22 s.n. Shasta Summit of Lassen Peak. Comment
  RSA115246  Draba aureola George W. Gillett 1952-8-2 140 Shasta Lassen Volcanic Nat l Park, on area south of 1915 Black Dacite flow, on level area below summit rocks to near tip of peak, summit area of Lassen park 3171 Comment
  UC117750  Draba breweri R. M. Austin July 1896 Shasta Lassen's Peak Lassen's Peak (Lava Ashes) 2438 Comment
  UC1553580  Draba howellii E. Dean 1988-7-11 113 Shasta w side Castle Dome , w side Castle Dome (Castle Crags) 1493 Comment
  CHSC89717  Draba verna R. Fischer; J. Marr 2004-5-24 397 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected along Spatter Cone Trail. 1027 Comment
  CAS-BOT-BC41407  Draba verna John Thomas Howell 1964-5-12 40703 Shasta Burney Falls. Comment
  HSC103527  Draba verna Thomas W. Nelson, Jane Nelson 1992-5-21 8908 Shasta Milville Plains, along Dersch Rd. at junction with Milville Plains Road 183 Comment
  CAS-BOT-BC465592  Draperia systyla Julie Kierstead Nelson; Martin Lenz 2015-5-18 2015 -047 Shasta Packers Bay, N shore of Shasta Lake, W of I-5 342 Comment
  UCD119189  Draperia systyla G. F. Hrusa 1992-5-3 10478 Shasta location unknown. Comment
  HSC45446  Drymocallis glandulosa var. reflexa M. Alcasas 1978-5-14 84 Shasta Basin Gulch Campground, 1.5 mi. from Hwy. 36, beside camp 861 Comment
  CAS-BOT-BC159324  Drymocallis lactea var. lactea Alice Eastwood 1912-8-22 1876 Shasta Morgans Springs, Lassen Butte Region Comment
  CAS-BOT-BC113667  Eleocharis G. Schoolcraft 1996-7-3 2530 Shasta 7 mi N of Burney near Burney Creek. 944 Comment
  CAS-BOT-BC113422  Eleocharis bella George Wilson Gillett 1957-8-20 1108 Shasta Brokeoff Meadows, in Aspen grove above cabins 1920 Comment
  CHSC77472  Eleocharis engelmannii G. Schoolcraft 1996-7-3 2530 Shasta 7 miles n. of Burney near Burney Creek. 944 Comment
  JEPS104100  Eleocharis quinqueflora Lowell Ahart 2003-5-22 10198 Shasta Meadow, 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
  RSA602933  Eleocharis radicans L. C. Wheeler 1958-8-24 7428 Shasta Shasta Lake. 1/4 mile W of mouth of Cove Creek. Comment
  HSC100219  Elymus caput-medusae J. P. Smith 2010-6-24 12960 Shasta Along Eastside Rd., Scott Valley 962 Comment
  HSC100235  Elymus caput-medusae J. P. Smith 2010-6-8 12893 Shasta Along Iron Mountain Road, just N of junction with Hwy. 299 230 Comment
  UC769910  Elymus caput-medusae R. F. Hoover 1206 Shasta Bed of Stillwater Creek, east of Redding Comment
  CAS-BOT-BC227901  Elymus elymoides David D. Keck 1944-7-10 5464 Shasta 2 mi. W. of Platina, on middle fork of Cottonwood Creek, inside east boundary of Trinity N.F. 883 Comment
  CAS-BOT-BC227891  Elymus elymoides William A. Dayton Jr. 1911-6-25 20 Shasta Shasta National Forest. 1066 Comment
  CAS-BOT-BC206582  Elymus glaucus subsp. glaucus George W. Gillett 1957-8-2 966 Shasta Wet swale 1/4 mile below Summit Lake and 100 yards south of Corral Meadow Trail - Lassen Volcanic National Park 2026 Comment
  UCR132407  Elymus glaucus subsp. jepsonii Beecher Crampton 1956-8-20 3780 Shasta Shasta National Forest, Castle Crag, along Southern Pacific Railroad 640 Comment
  CAS-BOT-BC234147  Elymus multisetus L. E. Smith 1915-5-1 s.n. Shasta Redding Comment
  SJSU11275  Elymus smithii S. H. Casey 1980-6-21 1168 Shasta State Route R 20 between Glenburn & Fall River Mills, 1.5 mi S of Glenburn, northeastern Shasta County Comment
  SJSU11281  Elymus spicatus S. H. Casey 1980-6-21 1174 Shasta along Burney Creek, State Route 89, 2 mi S of McArthur Burney State Park, northeastern Shasta County. Comment
  CHSC55572  Elymus triticoides L. P. Janeway 1991-6-15 4040 Shasta Battle Creek Wildlife Area. Floodplain on north side of Battle Creek; ca 1 1/2 mi east of the Sacramento River. Flat between creek and ditch/canal. 120 Comment
  POM46330B  Epilobium ciliatum subsp. ciliatum Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  CHSC46583  Epilobium hallianum Vernon H. Oswald 1989-7-24 3889 Shasta Crumbaugh Lake, Lassen Volcanic Park. Along the southwest shore of the lake. 2194 Comment
  JEPS95622  Epilobium minutum Vernon H. Oswald and L. Ahart 1994-4-27 6129 Shasta 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
  RSA0049617  Epilobium minutum Dean Wm. Taylor 2012-6-18 21240 Shasta Bully Choop Mountain; saddle just east of the summit block 2090 Comment
  JEPS120241  Epilobium oreganum Julie Kierstead Nelson with Zack Voigtman 2012-8-20 2012 -085 Shasta Boy Scout pond, Headwaters of N Fork Beegum Creek Comment
  JEPS28736  Epilobium oregonense George W. Gillett 1957-8-9 1004 Shasta near Summit Lake Ranger Station; Lassen Volcanic National Park, East Fork of Hat Creek 2026 Comment
  CHSC84091  Epilobium pallidum Lowell Ahart; John Dittes 2003-5-22 10188 Shasta Bottom 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
  OBI12146  Epilobium pallidum Robert F. Hoover 1968-5-28 11124 Shasta Clough Crk at Old Alturas Rd Comment
  UC57354  Epilobium pallidum H. M. Hall and E. B. Babcock June, 1903 4180 Shasta Fall River Springs Sierra Nevada Mountains (ne Shasta Co.) 1066 Comment
  CHSC96191  Epilobium pygmaeum R. Fischer 2006-7-22 897 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected from a moist grassy meadow, adjacent main park road, western end of park, and ca. 200 yds. east of Bowman ditch. 1008 Comment
  UCD50256  Epilobium saximontanum 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
  UC1553502  Epilobium torreyi E. Dean 1988-7-14 133 Shasta near Goose Valley Ranch (w of train tracks) 792 Comment
  OBI12145  Epilobium torreyi Robert F. Hoover 1968-5-28 11129 Shasta Bella Vista Comment
  CDA42485  Equisetum arvense W. S. Wilkinson 1928-6-7 s.n. Shasta About 1 mile north of Redding; near river. 0 Comment
  UC62616  Equisetum laevigatum Baker and Nutting 1894-5-22 Shasta <Nlorley's> Station <Nlorley's> Station Comment
  CAS-BOT-BC57638  Equisetum telmateia L. E. Smith 1913-4-11 s.n. Shasta near Kennet Comment
  HSC9786  Eragrostis mexicana subsp. virescens D. E. Anderson 1962-8-5 2292 Shasta Lower Salt Creek Campground, along Hwy. 99 Comment
  JEPS68590  Eragrostis mexicana subsp. virescens J. W. Blankinship 1909-9-30 Shasta Reading; <=Redding> Comment
  CAS-BOT-BC286682  Ericameria bloomeri Alice Eastwood 1912-8-22 1879 Shasta Morgans Springs, Lassen Butte Region Comment
  RSA523378  Ericameria bloomeri Gary Schoolcraft 1989-9-19 2008 Shasta Within Timbered Crater N of Fall River Mills Comment
  UC1219879  Ericameria bloomeri Wallace R. Ernst 1957-8-9 195 Shasta 3 mi e Eiler Lake; Thousand Lakes Valley Wild Area, Trailside 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
  POM359308  Ericameria bloomeri George B. Grant 1902-09 s.n. Shasta Mount Shasta Comment
  CAS-BOT-BC299450  Ericameria nauseosa var. speciosa E. R. Johnson 1928-8-31 1190 Shasta Fall River Valley Comment
  HSC5329  Ericameria nauseosa var. speciosa D. E. Anderson 1962-8-5 2319 Shasta Hat Creek Park Comment
  UC1119833  Ericameria nauseosa var. speciosa R. W. Lundh 1932-11-18 181 Shasta 2 mi w of Hoadley Peak; Weaverville 1066 Comment
  JEPS29563  Ericameria parryi var. latior John Thomas Howell 1960-8-22 36414 Shasta 1/2 mi w of Park line (on road to Viola, near Lassen Volcanic National Park); Lassen Volcanic National Park Comment
  CAS-BOT-BC298569  Erigeron divergens A. A. Heller 1905-5-26 7869 Shasta Near Redding Comment
  CHSC86954  Erigeron eatonii var. plantagineus L. P. Janeway 2001-6-21 7209 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
  UC54108  Erigeron eatonii var. plantagineus H. M. Hall and E. B. Babcock June, 1903 4163 Shasta meadows near Bear Flat (ne Shasta Co.); Sierra Nevada Mts. 1280 Comment
  JEPS122363  Erigeron filifolius Joseph Broberg, Nick Dove 2012-7-26 CA 320 -113 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. Follow Cinder Cone Road until it you reach a recently burned and logged area Comment
  SBBG19493  Erigeron glacialis var. glacialis J. A. Lowery 1962-7-10 8 Shasta Silver Lake, Hatchet Mtn, ca. 40 mi E of Redding 1524 Comment
  UC1558217  Erigeron glacialis var. glacialis Harold and Virginia Bailey 1948-8-27 2926 a Shasta near picnic grounds Kings Creek meadow; Lassen Volcanic National Park, Kings Creek meadow 2164 Comment
  CAS-BOT-BC295376  Erigeron inornatus H. D. Ripley; R. C. Barneby 1948-7-6 9643 Shasta Castle Rock 640 Comment
  UC711924  Erigeron inornatus var. inornatus Roxana S. Ferris and Laura Lorraine 1941-8-10 10485 Shasta State Highway 89 between Hot Creek P.O. and Shasta National Forest (junction of U. S. 299); State Highway 89, U. S. 299 Comment
  POM260040  Erigeron philadelphicus C. L. Hitchcock 1940-5-24 6545 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  UCR56180  Erigeron strigosus R. D. Goeden 1986-9-11 s.n. Shasta Shasta National Forest, E fork of Nelson Creek, east of Big Bend, c. 40 air mi NE of Redding 1040 Comment
  CHSC107411  Erigeron strigosus var. strigosus Jake Ruygt 2008-9-13 5378 Shasta McArthur-Burney Falls State Park; near shop at Lake Britton. 833 Comment
  CAS-BOT-BC224130  Eriodictyon californicum Alice Eastwood 1912-7-25 1422 Shasta Pitt to Baird Comment
  RSA401511B  Eriodictyon californicum Bonnie C. Templeton 1960-6-16 8508 Shasta N of Lake Britton. Comment
  SEINET5495497  Eriodictyon californicum R. Halse 1976-6-13 1398 Shasta Lassen National Forest, along State HWY 89, 10.3 miles southeast of its junction with State HWY 299. 1006 Comment
  UCD99831  Eriogonum congdonii Dean Wm. Taylor; Glenn L. Clifton 1987-8-5 9237 Shasta Grizzly Peak, extreme northeastern portion of county (watershed divdie between Pit and McCloud rivers.) 1889 Comment
  UCD99898  Eriogonum dasyanthemum Thomas W. Nelson; Jane P. Nelson 1980-6-22 5808 Shasta Shasta-Trinity National Forest. Along road 28N07 just east of junction with road 41. 1219 Comment
  JEPS57009  Eriogonum elatum var. villosum Chesnut and Drew 1890-1 Shasta between Mt. Shasta and Lassen Peak Comment
  JEPS56926  Eriogonum luteolum var. luteolum Willis L. Jepson Jul 24 1894-Aug 10 1894 Shasta Region of Upper Scaramento (River); Upper Sacramento (River) Comment
  LA206882  Eriogonum marifolium M. S. Jussel; 1931-9-7 sn Shasta Mount Lassen, Lassen National Park 2590 Comment
  UC849547  Eriogonum marifolium E. G. Anderson 1935-8-31 Shasta Lassen Peak Lassen Volcanic National Park, Lassen Peak 3048 Comment
  CAS-BOT-BC263323  Eriogonum marifolium var. marifolium A. H. Kramer 1930-8-22 25 Shasta Prospect Pk., Lassen National Park Comment
  CAS-BOT-BC272458  Eriogonum nudum var. pubiflorum Geo. B. Grant 1902-9-18 s.n. Shasta Redding Comment
  UC485767  Eriogonum spergulinum var. reddingianum H. F. Copeland 1932-8-15 Shasta woods by Lost Creek below Raker Peak; Mt. Lassen 1889 Comment
  HSC75656  Eriogonum strictum var. proliferum J. O. Sawyer, R. J. Cole 1980-7-20 3708 Shasta Summit of Pumice Stone Mtn. 2123 Comment
  CAS-BOT-BC267519  Eriogonum umbellatum Lewis S. Rose 1945-9-6 45261 Shasta Manzanita Creek 2042 Comment
  UC157922  Eriogonum umbellatum var. dumosum Milo S. Baker 1898-7-4 268 Shasta near Cow Creek Comment
  UC1735862  Eriogonum umbellatum var. dumosum Dean W. Taylor 1992-6-17 12785 Shasta Little Shoeinhorse Mountain, Pit River watershed 1600 Comment
  JEPS56185  Eriogonum umbellatum var. modocense W. L. Jepson 1929-9-28 15288 Shasta Manzzanita Lake Lassen Peak, Manzzanita Lake 1828 Comment
  UC849384  Eriogonum umbellatum var. modocense Alice Eastwood 1912-7-13 1051 Shasta Burney Comment
  POM260498  Eriogonum umbellatum var. polyanthum C. L. Hitchcock 1940-5-26 6620 Shasta Lava beds ca. 12 mi. north of Fall River Mills on Fall River. 1372 Comment
  CAS-BOT-BC262278  Eriogonum ursinum William A. Dayton 1913-7-25 404 Shasta Shasta National Forest. On the N. side of the ridge, Trinity Mountain 1280 Comment
  RSA766456  Eriogonum ursinum W. D. Baker 1930-8-16 2772 Shasta North slope Mt. Lassen. Sierra Nevada. 2439 Comment
  CHSC107888  Eriogonum ursinum var. erubescens Dean Wm. Taylor 2011-8-3 21142 Shasta Klamath Range; Jepson Manual KR region; 1 mile South of Trinity Mountains, along Forest Road 3N05. 1188 Comment
  JEPS28560  Eriogonum vimineum George W. Gillett 1957-7-9 694 Shasta about 2 mi s Big Springs (confluence of Hat Creek and Lost Creek north of Park); Lassen Volcanic National Park, Hat Creek, Lost Creek 1524 Comment
  UC912850  Eriogonum vimineum Alice Eastwood Jun 28 1912-Jul 11 1912 1005 Shasta Goose Valley Comment
  CDA22695  Eriogonum vimineum F. Stewart 1960-7-21 Shasta Burney area. 0 Comment
  CAS-BOT-BC267643  Eriogonum wrightii var. trachygonum Alice Eastwood 1912-7-26 1478 Shasta Pitt Comment
  RSA3800  Eriogonum wrightii var. trachygonum A. A. Heller 1927-9-10 14471 Shasta Valley of the Upper Sacromento. Comment
  CAS-BOT-BC267639  Eriogonum wrightii var. trachygonum John H. Tollett 1973-9-14 s.n. Shasta Across Cottonwood Creek from town of Cottonwood Comment
  SEINET7073487  Eriophyllum lanatum A. G. Vestal 1963-6-4 s.n. Shasta Steep shade and clay bank about 8.1 miles west of junction of Bowman Road and Route 36. UTM Zone 10, 532139mN, 4460220mN. Coordinate datum: NAD27. Comment
  HSC42221  Eriophyllum lanatum var. achilleoides S. Saufferer 1973-5-6 142 Shasta About 3 mi. E of Whiskeytown Comment
  CAS-BOT-BC301092  Eriophyllum lanatum var. achilleoides Ellsworth Bethel 1923-5-12 s.n. Shasta Fall River Mills Comment
  CAS-BOT-BC301096  Eriophyllum lanatum var. achilleoides E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  UC76030  Eriophyllum lanatum var. achilleoides Milo S. Baker 1898-7-9 339 Shasta Clover Creek near Steven's Comment
  UC896326  Eriophyllum lanatum var. achilleoides C. L. Hitchcock 1940-5-23 6523 Shasta 5 mi e of Burney Falls Comment
  CAS-BOT-BC301442  Eriophyllum lanatum var. grandiflorum H. M. Hall; E. B. Babcock 1903-6-1 4005 Shasta Upper Sacramento Valley. Pitt [Pit] River Canon [Canyon] 304 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
  UC1561100  Eriophyllum lanatum var. grandiflorum Dean W. Taylor 1987-4-27 8938 Shasta Gas Point road 5.5 mi w of Cottonwood (under high voltage transmission lines); Sacramento Valley 167 Comment
  UC896325  Eriophyllum lanatum var. grandiflorum C. L. Hitchcock 1940-5-17 6428 Shasta 3 mi e Redding 152 Comment
  RSA0014268  Eryngium aristulatum Justin M. Wood 2010-9-2 2565 Shasta Willow Creek: 1.3 miles SW of community of Montgomery Creek, near intersection of Highway 299 and Fenders Ferry Road. 625 Comment
  HSC93549  Eryngium articulatum G. Fred Hrusa, T. D. Wilfred 1996-7-22 13373 Shasta FS S16 in Bunchgrass Valley, about 4 mi W of Hwy 89 1615 Comment
  JEPS83569  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. portion Shasta Co. 1341 Comment
  RSA758208  Eryngium articulatum Doug Goldman 2005-7-21 3564 Shasta North side of Route 299, about 100 feet west of the intersection with Jim Harvey road and about 3.8 miles east of the Interstate 5 overpass. 198 Comment
  POM147854  Eryngium articulatum J. B. Feudge 1927-7-20 1724 Shasta dry flats north of Redding 183 Comment
  UC765480  Eryngium castrense R. F. Hoover 1936-5-22 1201 Shasta 3 mi. e. Redding Comment
  POM259752  Eryngium castrense J. T. Howell 1934-6-17 12231 Shasta Redding Comment
  CHSC67626  Eryngium mathiasiae James D. Jokerst 1989-7-19 3141 D Shasta E side of road to Big Lake, ca. 0.66 mi N of McArthur. Comment
  UC1559631  Eryngium mathiasiae Beth Corbin 1989-8-14 537 Shasta ca. 6 mi. n.w. Fall River Mills (pipeline rd. ca. 1/2 mi. n. of Brown Rd - Glenburn); Lassen Nat'l Forest 1036 Comment
  CAS-BOT-BC54554  Erysimum capitatum Alice Eastwood 1912-7-12 1035 Shasta Burney Butte. Comment
  CHSC25750  Erysimum capitatum var. capitatum John Steiner 1977-6-9 60 Shasta Lassen Volcanic National Park. On s face of Diamond Peak, 3 km e of Brokeoff Mountain. 2195 Comment
  RSA101860  Erysimum capitatum var. capitatum G. B. Rossbach, Ruth P. Rossbach 1938-7-20 888 Shasta By Route 89, between Hat Creek and Manzanita Lake. 1524 Comment
  SEINET11249793  Erysimum capitatum var. capitatum N. H. Holmgren, L. F. Seong 1969-1 3618 Shasta Near North Battle Creek Reservoir, just NW of Lassen Volcanic National Park. Comment
  RSA113762  Erysimum capitatum var. perenne George W. Gillett 1952-8-2 309 Shasta 1 mile below hot springs. Vicinity of Sulphur Works. 1982 Comment
  SEINET13724464 Image available Erythranthe moniliformis George W. Gillett 1953-1 326 Shasta Lassen Volcanic National Park; Vicinity of Kings Creek Falls, 1 mile below falls. 1935 Comment
  CAS-BOT-BC418641  Erythranthe taylorii Len Lindstrand III 2014-3-18 s.n. Shasta Samwell Cave. 426 Comment
  JEPS123357  Erythranthe taylorii Kevin Heidel 2015-3-6 2 Shasta South at Shasta Caverns, boat dock on East side at McCloud arm of Shasta Lake. O'Brien 7.5' Q. Comment
  JEPS123358  Erythranthe taylorii Kevin Heidel 2015-3-17 7 Shasta Pacific Crest Trail east of Cabin Creek bridge, south of McCloud, CA. Girard Ridge 7.5' Q. Comment
  UCR84857  Erythranthe taylorii D. W. Taylor, J. R. Shevock 1993-5-1 13405 Shasta Cascade Ranges, south end of Gray Rocks, Squaw Creek watershed, Shasta Lake Region 854 Comment
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Aug 29 2013
  SEINET4063638  Erythronium americanum O. M. Clark 1947-1 14321 Shasta Lassen Peak, Lassen National Park. Comment
  UC726229  Erythronium purpurascens A. A. Heller 1941-8-11 16282 Shasta gravelly slope near head of Little Hot Springs Valley; Lassen Volcanic National Park 2133 Comment
  UCR92622  Erythronium purpurascens Kathy Harper, Dane Karr 1994-6-17 s.n. Shasta Lassen Volcanic National Park: trail along Hat Creek from I-89 at Hat Lake to Paradise Meadows 2287 Comment
  CAS-BOT-BC504368  Erythronium purpurascens Ella Dales Cantelow 1939-6-10 2577 Shasta King Creek Meadows, Mt. Lassen National Park 2255 Comment
  POM169645  Erythronium purpurascens H. M. Hall, E. B. Babcock 4294 Shasta Mount Lassen; Soupan Springs [=Sulphur Works] 2439 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
  CHSC118205  Erythronium shastense Gabe Younblood 2015-2-27 Shasta Coordinates: UTM 10T 563412E/ 4529653N 365 Comment
  HSC104363  Erythronium shastense Len Lindstrand III 2015-3-12 21225 Shasta Low Pass Narrows, Gray Rocks 549 Comment
  UC765981  Eschscholzia lobbii R. F. Hoover 1936-5-21 1184 Shasta Cottonwood Comment
  CAS-BOT-BC310389  Eucephalus breweri Hans Leschke 1958-8-16 1549 Shasta Lassen Volcanic National Park. Grassy Swales 1965 Comment
  CAS-BOT-BC310391  Eucephalus breweri Alice Eastwood 1912-8-22 1828 Shasta Trail from Morgans Springs to Lassen Butte Comment
  CAS-BOT-BC310403  Eucephalus breweri Hans Leschke 1960-8-5 1698 b Shasta Lassen Volcanic National Park, near Silver Lake 1996 Comment
  CHSC43618  Eucephalus breweri Vernon H. Oswald 1986-7-28 2248 Shasta Trail between Bumpass Hell and Cold Boiling Lake, Lassen Volcanic National Park. 2286 Comment
  CDA13013  Euphorbia crenulata G. F. Hrusa, T. D. Wilfred 1996-6-1 12943 Shasta Lassen National Forest; Near Forest Boundary on Hwy 44 approx 2 m. W of Hwy 89 intersection. Comment
  CHSC63052  Euphorbia crenulata Vernon H. Oswald; Lowell Ahart 1994-4-27 6119 Shasta Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, ca. 0.15 mi E (clockwise) of the trailhead. 335 Comment
  HSC103839  Euphorbia crenulata G. Fred Hrusa, T. D. Wilfred 1996-6-10 12968 Shasta Along US Forest Service Rd. S16, ~1 mi. N of Hwy. 44 intersection 1635 Comment
  HSC67965  Euphorbia crenulata J. P. Smith 1976-5-22 8794 Shasta Shasta-Trinity National Forest, along Clear Creek. 915 Comment
  UCD122965  Euphorbia crenulata Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7370 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  RSA136008  Euphorbia crenulata B. C. Templeton 1960-6-16 8504 Shasta Near Burney Comment
  UC1036226  Eurybia integrifolia George W. Gillett 1953-8-21 339 Shasta near Corral Meadows; Lassen Volcanic National Park, Kings Creek, Summit Lake 1844 Comment
  CDA36831  Festuca arundinacea CDFA Staff 1999-6-1 s.n. Shasta Lava Creek Lodge, near Eastman Lake. 0 Comment
  CDA13505  Festuca idahoensis G. F. Hrusa, T. D. Wilfred 1996-7-22 13330 Shasta Lassen National Forest; Small colonies in dry understory of white fir forest along Hwy 88 near intersection of USFS S16. Perennial, fairly common here. Comment
  HSC101641  Festuca idahoensis J. P. Smith 2010-6-25 12969 Shasta Along USFS Service Road, S of the Callahan to Gazelle Road 1541 Comment
  HSC71909  Festuca idahoensis Thomas W. Nelson, Jane P. Nelson 1980-6-22 5820 Shasta Shasta-Trinity National Forest, junction of FS Rd. 41 and FS Rd. 28N08 1220 Comment
  CAS-BOT-BC278868  Festuca occidentalis James Jokerst 1985-5-27 2371 Shasta Near Rock Creek 943 Comment
  CHSC93097  Festuca occidentalis R. Fischer 2005-5-22 492 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc plateau. Plants growing along main park road between Crystal Springs and Ya-She. 1008 Comment
  HSC9979  Festuca occidentalis C. L. Hitchcock 1940-5-20 6475 Shasta 25 mi. E of Redding 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
  RSA0049618  Festuca roemeri var. klamathensis Dean Wm. Taylor 2012-6-18 21241 Shasta Bully Choop Mountain; saddle just east of the summit block 2090 Comment
  JEPS105652  Festuca rubra L. P. Janeway 2001-6-21 7213 Shasta High Cascade Range. About 1.3 km east of edge of Hat Creek Rim, about 3.4 km north of Hwy 44 1494 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
  SEINET7417490 Image available Frangula californica subsp. californica A. A. Heller 1916-1 12457 Shasta 5 mi S of Redding Comment
  HSC100057  Frangula californica subsp. tomentella J. P. Smith, & J. O. Sawyer 2010-5-8 12856 Shasta Along County Rd. A16. 357 Comment
  HSC100264  Frangula californica subsp. tomentella J. P. Smith, , J. O. Sawyer, & R. J. Cole 2011-7-22 13324 Shasta Along Mule Town Road. 426 Comment
  CAS-BOT-BC60003  Frangula purshiana Alice Eastwood 1912-6-29 840 Shasta Goose Valley. Comment
  HSC48443  Frangula purshiana J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9863 Shasta 1 mi. N of bridge over Brown's Creek on County Line Rd. 671 Comment
  CAS-BOT-BC60001  Frangula purshiana W. R. Dudley 1899-8-17 s.n. Shasta Divide w. of Burney Valley. Comment
  CHSC93223  Frangula rubra R. Fischer 2005-7-18 460 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Along main park road, near Ya-She pond. 1010 Comment
  RSA789610  Frangula rubra subsp. obtusissima R. W. Spjut, Paul Burchstead 2008-6-9 16334 Shasta Northern Valley Oak Woodland-Chaparral. Shasta Trinity National Forest: Salt Creek Road west of I-5, Haycock Park, Nelson Point Creek Road and also another road to the north. 402 Comment
  CAS-BOT-BC59584  Frangula rubra subsp. rubra C. L. Hitchcock 1940-5-17 6445 Shasta 3 miles east of Redding 152 Comment
  CHSC101346  Fraxinus dipetala Frank Callahan; J. Dormady, D. Luscombe, K. Goudhurst, J. O'Byrne 2007-10-16 CA 360 Shasta Southern Cascades Ecoregion. On 35N24. 500 Comment
  JEPS111016  Fraxinus dipetala J. K. Nelson 2001-5-3 2001 -13 Shasta Gilman Road, McCloud River Bridge, Shasta Lake. 365 Comment
  CDA39693  Fraxinus dipetala J. F. Weber 1968-4-23 s.n. Shasta Along Bear Creek, Millville. 0 Comment
  HSC15545  Fritillaria affinis W. D. Stevens 1964-5-15 7 Shasta End on Dana Drive Comment
  UCD139726  Fritillaria affinis Craig Martz 1980-3-2 s.n. Shasta State Highway 44, 6.5 miles east of Interstate Highway 5, southeast of Redding. Comment
  CAS-BOT-BC130324  Fritillaria eastwoodiae Dean Wm. Taylor; Glenn L. Clifton; Jim Andre 1990-4-24 10662 Shasta Shingletown Ridge, SW of Shingletown, ca. 1 miles S of Highway 44 on Ash Creek road 975 Comment
  UC1576747  Fritillaria glauca Dean W. Taylor 1987-6-4 8991 Shasta watershed divide between Pit River and McCloud River (Pit River Canyon, Grizzly Peak, extreme northeastern portion of county); Pit River Canyon, Grizzly Peak 1889 Comment
  CAS-BOT-BC504458  Fritillaria recurva G. Schoolcraft 1987-4-28 1683 Shasta Hogback Ridge south of Fall River Mills 1127 Comment
  JEPS121033  Froelichia gracilis John Luper 2013-11-7 001 Shasta On south side of Collyer Drive at its intersection with Twin Tower Drive, City of Redding Comment
  JEPS121034  Froelichia gracilis John Luper 2013-11-7 001 Shasta On south side of Collyer Drive at its intersection with Twin Tower Drive, City of Redding Comment
  CHSC30143  Galium bolanderi M. S. Taylor 1980-6-10 2794 A Shasta Sims Flat Rd, between Campground and Sims Lookout turn, ca. 2 mi S of I5, ca. 6 mi SW of Sweetbriar. 853 Comment
  JEPS21456  Galium bolanderi L. T. Dempster 1958-7-14 1157 Shasta at junction of Hwys 299 and 89 1005 Comment
  JEPS52654  Galium bolanderi Lauramay T. Dempster 1964-7-25 4053 Shasta 4 mi s Hat Crek Ranger Station 1417 Comment
  UC28252  Galium bolanderi M. S. Baker and Frank Nutting 1894-5-21 Shasta Oak Run Comment
  UC888788  Galium bolanderi Alice Eastwood 1912-7-26 1460 Shasta Pitt to Kennet Comment
  UCD123149  Galium bolanderi Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7400 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  JEPS28747  Galium grayanum George W. Gillett 1957-8-10 1029 Shasta s crags below summit; Lassen Volcanic National Park, Pilot Pinnacle 2682 Comment
  UC1561089  Galium grayanum Dean W. Taylor 1988-6-24 8996 Shasta summit of peak Big Bend 15' Quadrangle (677B)Pit River watershed, Grizzly P 1905 Comment
  CHSC3965  Galium porrigens var. tenue Sadie Gualtieri 1967-3-26 Shasta Hiway 44 to Lassen Park, at Bear Creek, 15 miles E of Redding, on N. slope, W. end of bridge. Comment
  JEPS14010  Galium sparsiflorum subsp. glabrius Roxana S. Ferris 1955-7-11 12966 Shasta ca 6 mi w Round Mt. (along Hwy 299); Canyon of Cedar Creek Comment
  UC416649  Galium sparsiflorum subsp. glabrius Misses Jones and Alexander 1902-6-22 Shasta trail from Madison's to Spring Camp Comment
  SEINET10935625  Galium triflorum Mary Susan Taylor 1980-6-10 Taylor 2796 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
  OBI38308  Garrya elliptica Robert J. Rodin 1971-8-20 8590 Shasta Slate Crk, 22 mi N of Redding on hwy 99; just N of Shasta Lake Comment
  UC1122687  Garrya fremontii H. R. Josephson 1933-6-26 28 Shasta Grizzly Gulch; Weaverville Quad. 670 Comment
  SBBG5075  Gayophytum diffusum subsp. parviflorum H. and M. Dearing 1938-6-27 2158 Shasta Big Spring 1524 Comment
  UC485793  Gayophytum diffusum subsp. parviflorum H. F. Copeland 1932-8-15 Shasta below Raker Peak (by creek); Mt. Lassen, Lost Creek 1800 Comment
  UC763194  Gentiana newberryi R. F. Hoover 1940-9-21 4612 Shasta Upper Kings Creek meadow Upper Kings Creek Comment
  UC878595  Gentianopsis simplex E. G. Anderson 1935-8-29 Shasta Lassen Volcanic Nat'l Park, Dersch Meadows 1981 Comment
  CAS-BOT-BC459369  Geum macrophyllum Alice Eastwood 1912-6-29 740 Shasta Goose Valley Comment
  RSA469334  Gilia capitata Christopher Davidson 1973-5-26 2164 Shasta ca. 15 mi W of Burney on St Hwy 299. Above roadbank on abandoned dirt rd near Hwy 299 915 Comment
  RSA83100  Gilia capitata Malcolm A. Nobs 1948-6-26 517 a Shasta on Highway 99 ca. 20 miles south of Dunsmuir. Outcrop by Slate Creek. Comment
  UC879893  Gilia capitata subsp. capitata C. L. Hitchcock 1940-5-20 6496 Shasta 25 mi e Redding; e of Redding Comment
  UCR37564  Gilia tricolor Brian Kearney, Mike Malamus, P. Williams 1984-4-29 60 Shasta Harrison Gulch, about 20 mi east of Hayfork 823 Comment
  CHSC89718  Githopsis diffusa subsp. robusta R. Fischer; J. Marr 2004-5-24 396 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected along Spatter Cone Trail. 1027 Comment
  JEPS90712  Githopsis diffusa subsp. robusta Dean W. Taylor 1993-5-22 13453 Shasta ca. 3 air miw Lamoine (Forest Road 36N20); Klamath Region, Trinity Mts., Sacramento River Canyon, Slate 838 Comment
  SEINET10840479  Githopsis pulchella subsp. campestris Bettiel 1923-5-10 BETTIEL s.n. Shasta Comment
  CAS-BOT-BC283863  Glyceria borealis Virginia E. Long 1932-7-4 185 a Shasta Along margin of Manzanita Lake 1767 Comment
  JEPS28293  Glyceria borealis George W. Gillett 1957-8-4 974 Shasta Lily Pond Lassen Volcanic National Park, Manzanita Lake (in Manzanita Lake area) 1783 Comment
  SEINET186061 Image available Glyceria borealis V. E. Long 185 a Shasta Mazanita Lake 1768 Comment
  SEINET10927280  Glyceria borealis Virginia E. Long 1932-7-4 Long 185 A Shasta Manzanita Lake. 1768 Comment
  CHSC83175  Glyceria declinata Beecher Crampton 1964-8-26 7186 Shasta Castle Crag, 3 miles south of Dunsmuir, Sacramento River. Near river's edge. 670 Comment
  UC1059005  Glyceria declinata Beecher Crampton 1956-8-20 3792 Shasta Dome Creek junction with Sacramento River at Castle Crag (sand of Dome Creek); Sacramento River, Dome Creek Comment
  OBI21894  Glyceria declinata Alan A. Beetle 1946-5-19 4276 Shasta Jctn of Boulder Crk and Sacramento River, 18 mi S of Dunsmuir Comment
  HSC101862  Glyceria elata J. P. Smith, J. O. Sawyer, R. J. Cole 2011-7-23 13387 Shasta Along East County Line Road. 1384 Comment
  JEPS104982  Glyceria leptostachya Dean W. Taylor 1996-6-15 15686 Shasta unnamed pond in Flat Woods, on east rim Pit River Canyon (about 3 air miles southeast of Big Bend; Shasta-Trinity National Forests 716 Comment
  UC144156  Glycyrrhiza lepidota A. A. Heller 1905-6-3 7958 Shasta near Middle Creek Station 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
  JEPS4231  Gratiola ebracteata C. F. Rose 1935-6-20 80 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
  UC1587081  Gratiola heterosepala G. Schoolcraft 1991-6-17 2160 Shasta about 5.5 mi s Pittville 1097 Comment
  CAS-BOT-BC314623  Grindelia hirsutula Alice Eastwood 1912-7-13 1050 Shasta Burney Comment
  UCR45309  Grindelia nana R. D. Goeden 1986-9-11 s.n. Shasta Clark Creek, c. 45 mi. NE of Redding on the north side of Lake Britton, Shasta Nat'l Forest. 854 Comment
  UC455978  Hackelia californica I. J. Condit 1911-7-10 Shasta Shasta Retreat Comment
  JEPS89014  Harmonia doris-nilesiae Vivian Parker 1993-6-15 17 -29 Shasta Dead Horse Ridge Shasta-Trinity National Forests, Yolla Bolly Ranger District (junction of FS road 28N10 and 29N41, Pony Buck East, Calif. quadrangle) Comment
  UC54202  Hastingsia alba H. M. Hall and E. B. Babcock June 1903 4022 Shasta upper Sacramento Valley; Sacramento River, Upper Sacramento Valley 457 Comment
  JEPS102950  Hastingsia serpentinicola L. P. Janeway 2001-7-8 7273 Shasta Klamath Ranges. Regan Meadow; about 4.8 km north of Pony Buck Peak; head of northwestern side drainage of Middle Fork Beegum Creek 1330 Comment
  CAS-BOT-BC306349  Helenium Alice Eastwood 1923-5-28 11969 Shasta Near Sims Comment
  CAS-BOT-BC306535  Helenium bigelovii Ellsworth Bethel 1923-6-12 s.n. Shasta Montgomery Creek 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
  CAS-BOT-BC314704  Helianthella californica var. californica D. E. Breedlove 1962-6-12 3398 Shasta Along State Hwy. 89 4.0 miles south of junction with U.S. Hwy. 299, Cascade Range 1021 Comment
  CAS-BOT-BC314832  Helianthella californica var. shastensis L. E. Smith 1913-5-2 166 Shasta Kennet Comment
  CAS-BOT-BC314828  Helianthella californica var. shastensis Ellsworth Bethel 1923-5-23 s.n. Shasta Burney Comment
  CAS-BOT-BC314836  Helianthella californica var. shastensis Alice Eastwood 1923-5-20 11872 Shasta Stasta Springs Comment
  CAS-BOT-BC305366  Helianthus annuus Barrett Anderson 1986-7-9 3120 Shasta Fall River Valley near McArthur along Hwy 299 1005 Comment
  RSA0069351  Helianthus bolanderi Dean W. Taylor 2013-9-6 21408 Shasta Burney Creek, at the crossing of county road (Clark Creek Road, Forest Road 36N03) 0.7 road miles NW from Highway 89. 915 Comment
  CHSC88765  Heliotropium curassavicum R. Fischer 2004-7-6 280 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located at edge of depression lake w. of lower Big Lake. 1007 Comment
  UCD80872  Heliotropium europaeum Robert E. Preston 2006-10-27 2416 Shasta 1.3 mi E of Palo Cedro, along Hwy 44. 145 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
  UCD133057  Hemizonella minima G. F. Hrusa 1996-5-2 12871 Shasta Lassen National Forest - Wheel Project; approx. 1/2 mile S of Old Station Trailer Park on Hwy 44-89. 1470 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
  UCR206334  Heracleum maximum George K. Helmkamp, E. A. Helmkamp 2009-6-14 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
  CDA12996  Herniaria hirsuta subsp. hirsuta G. F. Hrusa 1996-4-3 12901 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. Comment
  SD58310  Hesperocyparis macnabiana Jim Griffin 1963-2-16 709 719 Shasta About 0.5 mile east of Shasta County Road A-17 (Ash Creek Road), about 3 miles east of junction with the Dersch Road, near PG&E powerline 490 Comment
  CAS-BOT-BC319658  Hieracium albiflorum Hans Leschke 1959-8-3 1597 Shasta Grassy Swales, Lassen Volcanic National Park Comment
  UC897792  Hieracium albiflorum E. G. Anderson 1935-8-29 Shasta Dersch Meadows Lassen Volcanic National Park, Dersch Meadows 1981 Comment
  CAS-BOT-BC318533  Hieracium greenei Lewis S. Rose 1945-9-8 45281 Shasta Manzanita Lake 1783 Comment
  HSC75064  Hieracium greenei J. P. Smith, Thomas W. Nelson 1978-7-23 10066 Shasta Klamath National Forest, Bully Choop Rd., 6.9 mi. from its junction with County Rd. A16 1524 Comment
  UC1036172  Hieracium horridum George W. Gillett 1952-8-26 237 Shasta s slope Reading Peak; Lassen Volcanic National Park 2560 Comment
  UC1558232  Hieracium horridum Harold and Virginia Bailey 1948-8-27 2859 Shasta Devastated area Lassen Volcanic National Park 1828 Comment
  UCD133172  Hieracium horridum G. F. Hrusa; T. D. Wilfred 1996-7-22 13329 Shasta along Highway 88 near intersection of USFS S16, Lassen National Forest. 1640 Comment
  CAS-BOT-BC318763  Hieracium horridum Hans Leschke 1958-10-1 1580 Shasta Crescent Crater, Lassen Volcanic National Park 2453 Comment
  UC479116  Hoita orbicularis Marcus E. Jones, A. M. 1931-7-16 28971 Shasta Pitt River bridge Comment
  CAS-BOT-BC280777  Holcus lanatus Alice Eastwood 1912-6-29 970 Shasta Goose Valley Comment
  CAS-BOT-BC150109  Holodiscus discolor var. discolor L. E. Smith 1913-7-20 469 Shasta Iron Mountain Comment
  RSA201342  Holodiscus microphyllus var. glabrescens J. T. Howell 1960-8-19 36198 Shasta Summit ridge, Brokeoff Mtn. 2805 Comment
  CDA21180  Holosteum umbellatum K. Martyn 2007-5-22 PDR 1361258 B Shasta Northern California; Single location in field at 26312 Jim Day Rd, McArthur. 990 Comment
  RSA0049752  Holosteum umbellatum subsp. umbellatum Dean Wm. Taylor 2013-4-25 21338 Shasta Cornaz Lake Road (Forest Road 26) about 1.5 miles up from (traveling west) Highway 89 1188 Comment
  SEINET10528762  Hookera coronaria A. Arthur Heller 1916-6-24 Heller 12441 Shasta Between Castella and Sims in the yellow pine and Quercus Garryana belt in open places. Comment
  SEINET10566014  Hordeum Billy Joe Cox 1971-6-10 Cox UMO 99006 Shasta 15 mi S of Weed, on I-5. Comment
  CHSC93195  Hordeum brachyantherum subsp. brachyantherum R. Fischer 2005-7-18 526 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collection made near old Ranger Station at western end of park from a meadow. 1036 Comment
  HSC18782  Horkelia congesta var. congesta William J. Ferlatte 1935-6-1 Shasta Nasoni Creek mouth, McCloud River Comment
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Nov 16 2013
  CAS-BOT-BC143999  Horkelia fusca var. tenella A. H. Kramer 1929-1-1 s.n. Shasta Prospect Peak Comment
  CAS-BOT-BC144005  Horkelia fusca var. tenella George W. Gillett 1957-7-3 643 Shasta Badger Flat; meadows near road crossing 1905 Comment
  RSA451575  Horkelia tridentata Christopher Davidson 1975-6-6 2718 Shasta 13 miles W of Eskimo Hill Summit on Hwy 44 (6 miles E of Shingletown) 1174 Comment
  CDA13031  Horkelia tridentata subsp. tridentata G. F. Hrusa, T. D. Wilfred 1996-6-1 12961 Shasta Lassen National Forest; Along USFS S16 approx. 1 mile N of Hwy 44 intersection. Comment
  POM203394  Horkelia tridentata subsp. tridentata F. W. Peirson 1932-7-14 10169 Shasta Eiler Butte, Thousand-Lake Basin 1951 Comment
  CAS-BOT-BC536286  Horkelia tridentata var. tridentata Ella Dales Cantelow 1938-6-10 4320 Shasta 16 miles NW of Burney Falls Comment
  UC1036299  Hulsea nana George W. Gillett 1952-8-2 144 Shasta Summit area of Lassen Peak; Lassen Volcanic National Park 3139 Comment
  CHSC99250  Hydrophyllum capitatum var. alpinum Lowell Ahart; John Dittes 2008-6-19 14853 Shasta About 120 yards east of the Pit River, about 30 yards west Cassel-Fall River Road, about 50 yards south 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
  HSC65627  Hydrophyllum occidentale J. P. Smith 1976-5-22 8806 Shasta French Gulch-Carrville Rd. 1402 Comment
  HSC72310  Hydrophyllum occidentale J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9616 Shasta Zachary Gulch along Beegum Gorge Road 671 Comment
  UC1537397  Hydrophyllum occidentale Gordon H. True Jr. 1938-5-24 932 Shasta Soldier Mountain 1524 Comment
  CDA40306  Hydrophyllum occidentale Sterling O. Mattoon 1970-5-31 s.n. Shasta Red Mountain Summit, northeast of Big Bend. 0 Comment
  SEINET10497071  Hydrophyllum occidentale Mary Susan Taylor 1980-6-10 Taylor 2806 Shasta T37N R4W nw sec 29. Dunsmuir quad. Sims Lookout, Shasta Natl Forest, ca. 11 mi S of Castella; n-facing slope. 1127 Comment
  UCD110351  Hypericum anagalloides Dean Wm. Taylor; Ingrid Olmsted 1975-8-24 5414 Shasta Lassen National Forest: Thousand Lakes Wilderness, Magee Peak and vicinity. 2438 Comment
  CAS-BOT-BC400979  Hypericum anagalloides W. A. Dayton 1913-7-1 378 Shasta Shasta National Forest. Swift Creek Range 792 Comment
  CDA36223  Hypericum perforatum G. K. Helmkamp, E. A. Helmkamp 2009-6-13 14999 Shasta Southern Cascade Range Foothills; Wilson Hill Road, 2.4 mile south of its junction with CA Hwy 44 in Shingletown. Comment
  CHSC93032  Hypericum perforatum R. Fischer 2005-7-17 534 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. In roadbed on main park road on the west side and southern end of Big Lake. At edge of meadow. 1010 Comment
  OBI6585  Hypericum perforatum Robert F. Hoover 1968-5-28 11116 Shasta Stillwater Crk E of Redding Comment
  SD104436  Hypericum perforatum Reid Moran 1978-6-24 26060 Shasta Near road west of Little Roaring Creek. 800 Comment
  UC1122114  Hypericum perforatum P. L. Johannsen 1932-6-4 183 Shasta Clear Creek Rd. Weaverville Quad., Clear Creek Rd. Comment
  CHSC116946  Hypericum perforatum subsp. perforatum Zachary Voigtman 2013-7-24 2013 -009 Shasta South of Hwy. 89, Powerline Access Road Complex. West of I-5. MDBM. 1154 Comment
  HSC71143  Hypericum scouleri Thomas W. Nelson, Jane Nelson, J. P. Smith 1978-7-23 4479 Shasta Along the road to Bully Choop, 9 mi. from junction with County Rd. A16 Comment
  JEPS87696  Hypochaeris glabra Vernon H. Oswald and Lowell Ahart 1994-4-27 6131 Shasta Bailey Cove Trail on w. side of McLoud River Arm of Shasta Lake (upper strand of the lake, ca. 1.0 mi. e. (clockwise) of trailhead) 335 Comment
  JEPS90403  Idahoa scapigera Dean W. Taylor 1988-4-14 9545 Shasta on Hwy 89 near junction with Clark Creek road (extreme ne portion of county, (Pondosa <sic> 15' quadrangle)); Modoc Plateau, Burney Valley 950 Comment
  CAS-BOT-BC206822  Iliamna bakeri Dean Wm. Taylor 1988-8-11 10034 Shasta Saddle 0.8 mi S of Grizzly Peak at head of Deer Creek, along Forest Road 39N06, on divide at head of Devils Canyon Creek - Pit River Watershed 1676 Comment
  UC127690  Iliamna bakeri H. M. Hall and E. B. Babcock Jun 1903 4235 Shasta North-Eastern Shasta County Sierra Nevada Mountains 1219 Comment
  SEINET10919149 Image available Iliamna bakeri Milo S. Baker 1899-8-17 Baker 116 Shasta Lava beds of Fall River Valley, northeastern Shasta County. Comment
  UCR206933  Ipomopsis aggregata George K. Helmkamp, E. A. Helmkamp 2009-6-10 14923 Shasta Southern Cascade Range, KOA campground on the south side of CA-44, 4.0 miles east of Shingletown 1098 Comment
  UC1036219  Ipomopsis congesta George Gillett 1953-8-27 352 Shasta summit area of Lassen Peak Lassen Volcanic National Park Comment
  JEPS3760  Ipomopsis congesta subsp. montana George Gillett 1952-8-9 153 Shasta ca 1/3 mi e summit of Lassen Peak (e shoulder of the peak); Lassen Volcanic National Monument 2895 Comment
  HSC49786  Iris macrosiphon J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9825 Shasta Road to Deer Lick Springs, 0.2 mi. from its junction with Hwy. 36 854 Comment
  UCSB13235  Iris missouriensis Breedlove, Dennis 1962-6-11 Shasta along State High way 89, 16.4 miles north of Burney Falls State Park; Cascade Range 1264 Comment
  HSC67519  Iris tenuissima J. P. Smith, J. O. Sawyer 1976-5-9 8722 Shasta Hwy. 299, 2 mi. E of Grass Valley Creek Bridge Comment
  RSA49109  Iris tenuissima Philip A. Munz 1949-5-18 13315 Shasta 8 miles S of Dunsmuir. 610 Comment
  JEPS95359  Iris tenuissima subsp. purdyiformis Vernon H. Oswald and L. Ahart 1994-5-12 6196 Shasta T35N R5W SE1/4 Sec. 29, 1350 ft, Yellow Pine Forest. Sugarloaf Creek Trail ca. 0.6 mi NW of the trailhead located on Lakeshore Dr. (35N08), on the W side of the Sacramento River Arm of Shasta Lake 411 Comment
  CHSC93331  Isoetes nuttallii R. Fischer 2004-5-22 623 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected from a vernal pool on the east side of Rat Farm Road ca. 2.5 miles north of McArthur. 1016 Comment
  SEINET186531  Isoetes nuttallii L. S. Rose 1940-6-10 40488 Shasta Hatchet Mtn 8 mi W of Burney 1312 Comment
  UCD80366  Isoetes orcuttii CNPS SN Foothill Team 2006-5-9 SNFN 0367 a Shasta Shasta Land Trust Easement, Hathaway Ranch. 263 Comment
  JEPS60642  Isopyrum occidentale Mary Alice King 1921-1 Shasta Anderson Comment
  CAS-BOT-BC324735  Iva axillaris A. A. Heller; E. B. Babcock 1903-6-1 4260 Shasta 6 miles south of Fall River Mills, Sierra Nevada Mountains 1158 Comment
  SEINET11847062  Iva axillaris H. M. Hall, Babcock, E. B. 1903-1 4260 Shasta 6 mi S of Fall River Mills, Sierra Nevada Mountains 1158 Comment
  UC2062671  Ivesia longibracteata Barbara Ertter 1999-7-24 16771 Shasta Castle Crags along Crags along Cragas Trail, on W side of I-15 between Redding & Weed. Comment
  CAS-BOT-BC109882  Juncus Roxana S. Ferris; Laura Lorraine 1948-6-16 11869 Shasta 1 mile north of Pollard Gulch on U.S. 99 between Dunsmuir and Redding. Comment
  POM312917  Juncus articulatus Malcolm A. Nobs, S. Galen Smith 1949-7-19 1017 Shasta Round Mountain, Highway 299. Comment
  CHSC99513  Juncus balticus subsp. ater Lowell Ahart; John Dittes 2008-6-19 14846 Shasta In shallow water on the east side of the Pit River, about 150 yards west 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
  SEINET7073489  Juncus bufonius 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
  UC618438  Juncus covillei John Thomas Howell 1937-7-20 13147 Shasta near French Gulch 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
  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
  RSA730002  Juncus effusus subsp. pacificus P. F. Zika, Julie Nelson 2007-6-20 23011 Shasta Sacramento Valley: near Encanto Way, 10 air km NE of Redding. Bank of East Valley Creek, tributary of Stillwater Creek, near vernal pools. 200 Comment
  HSC37559  Juncus effusus subsp. pacificus J. D. Ackerman, A. M. Montalvo 1975-7-17 563 Shasta Sunday Gulch, E of Harrison Gulch, 2.5 mi. W of Platina Comment
  UC725992  Juncus ensifolius A. A. Heller 1922-8-1 13728 Shasta Castle Crag Comment
  RSA783709  Juncus exiguus P. F. Zika 2009-8-26 24636 Shasta Klamath Range KR: Route 25, at 1.5 road mi NE of junction with Route 26. 1740 Comment
  CHSC84118  Juncus hemiendytus var. hemiendytus Lowell Ahart; John Dittes 2003-5-12 10164 Shasta Pasture field, 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. 265 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
  JEPS104261  Juncus leiospermus var. leiospermus Lowell Ahart 2003-5-12 10165 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
  OBI21168  Juncus leiospermus var. leiospermus Robert F. Hoover 1937-5-19 2270 Shasta 4 mi E of Redding Comment
  POM260019  Juncus mexicanus C. L. Hitchcock 1940-5-24 6574 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  HSC101169  Juncus occidentalis Barbara L. Wilson, P. F. Zika 2011-8-7 16815 Shasta Hwy. 89 a little south of Pondosa Way 1256 Comment
  POM111165  Juncus occidentalis Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  RSA494791  Juncus orthophyllus F. W. Peirson 1932-7-13 10123 Shasta 1000-Lake Basin, (south of Burney). 1951 Comment
  UCD67753  Juncus parryi D. Sanchez-Mata; P. Rodriguez, R. Gavilan, J. E. Echev. 1996-9-7 s.n. Shasta Lassen Volcanic National Park. 2500 Comment
  JEPS91271  Juncus triformis Dean W. Taylor 1991-5-29 11835 Shasta Shingle Creek, along Highway 44, ca. 1 mile south along right of way of Pacific Gas Pipeline, 673 Comment
  SEINET10816699  Juncus usitatus Peter F. Zika 2010-6-22 Zika 24975 Shasta Spring Valley Road NE of Browns Valley Ridge, northern Sierra Nevada Foothills (n SNF). 90 Comment
  RSA1891  Juniperus occidentalis var. occidentalis C. B. Wolf 1930-10-20 1750 Shasta C. W. Hill Farm, near Dana 1220 Comment
  UC1063309  Keckiella breviflora var. glabrisepala P. L. Johannsen 1932-6-1 99 Shasta 0.5 mi n Bear Creek; Redding Quad. 426 Comment
  CAS-BOT-BC235662  Keckiella breviflora var. glabrisepala Elmer I. Applegate 1929-6-23 5842 Shasta Round Mountain Comment
  CHSC9238  Keckiella lemmonii G. Strausbaugh 1970-7-26 143 Shasta S end of Brandy Creek Swimming Area parking lot and just off left side of path to refresh. bldg. amid boulders. 373 Comment
  HSC101836  Keckiella lemmonii J. P. Smith, J. O. Sawyer, R. J. Cole 2011-7-22 13323 Shasta At the junction of Hwy. 299 and Paige Bar Road. 347 Comment
  NY790365  Keckiella lemmonii R. C. F. Bacigalupi 1934-5-28 2388 Shasta Kennett fume-denuded area, Kennett 274.3 Comment
  UC1036276  Kelloggia galioides George W. Gillett 1952-7-22 99 Shasta 6 mi n Manzanita Lake check station (along State Highway 89, ne of Lassen Volcanic National Park); Lassen National Forest 1005 Comment
  UCD85951  Koeleria macrantha F. W. Peirson 1932-7-9 10266 Shasta Burney Spring. 1432 Comment
  CAS-BOT-BC341362  Lagophylla glandulosa Alice Eastwood 1912-6-26 678 Shasta Millville Comment
  CAS-BOT-BC341366  Lagophylla glandulosa H. M. Hall; E. B. Babcock 1903-6-5 4002 Shasta Near Redding 152 Comment
  JEPS9664  Lagophylla glandulosa A. A. Heller 1916-7-19 12456 Shasta 5 mi s Redding Comment
  CAS-BOT-BC341688  Lagophylla ramosissima William A. Dayton 1913-6-16 275 Shasta Shasta National Forest. Near Grisez's Mill 1310 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
  CHSC118297  Lathyrus brownii L. P. Janeway 2016-5-19 12099 Shasta High Cascade Range. Along north side of Hwy 299 1.0 km northeast of jct with Hwy 89 and 8.8 km northeast of Burney. 953 Comment
  JEPS55321  Lathyrus sulphureus Rose 1936-3-19 257 Shasta Redding Comment
  HSC49790  Lathyrus tracyi J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9849 Shasta 1 mi. N of bridge over Brown's Creek on County Line Rd. 671 Comment
  POM277787  Lathyrus vestitus subsp. vestitus Lyman Benson 1930-7-18 2211 Shasta Hatchet Creek, E of Round Mountain. 1220 Comment
  UCD138125  Lemna minor P. B. Kennedy 1927-6-15 38 Shasta Pit River. Comment
  CAS-BOT-BC245658  Lemna turionifera John Thomas Howell 1961-6-19 36535 Shasta Lily Pond near Reflection Lake, Lassen Volcanic National Park 1798 Comment
  CAS-BOT-BC88873  Lepidium chalepense Ellsworth Bethel 1923-6-20 s.n. Shasta Weed. Comment
  CHSC110514  Lepidium nitidum Julie Kierstead Nelson 2012-4-17 2012 -001 Shasta Clear Creek Gorrge near overlook picnic area; ca. 5 miles SW of Redding. 167 Comment
  CHSC4044  Lepidium nitidum Sadie Gualtieri 1967-3-23 Shasta 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
  CAS-BOT-BC89851  Lepidium nitidum Walter Knight 1964-4-12 764 Shasta 2 miles east of Anderson. Comment
  JEPS28743  Leptodactylon pungens George W. Gillett 1957-8-10 1025 Shasta saddle between Ski Heil and Pilot Pinnacle; Lassen Volcanic National Park, btw Ski Heil and Pilot Pinnac 2636 Comment
  POM332466  Leptosiphon bolanderi C. Macdonald, P. Powers, C. Raley, J. Spitler, D. Stamp 1980-5-3 s.n. Shasta Harrison Gulch, along Hwy 36 at road to Deer Lick Springs 823 Comment
  UCSB16057  Leptosiphon ciliatus Breedlove, Dennis 1962-6-12 Shasta State Highway 89, 7.2 miles south of junction with U.S. Highway 299; Cascade Range 1021 Comment
  CHSC9178  Leptosiphon filipes G. Strausbaugh 1970-4-26 57 Shasta Fill below west side road (Whiskeytown Hwy) where Whiskey Creek inlets lake. 370 Comment
  POM279134  Leptosiphon harknessii F. W. Peirson 1932-7-9 10287 Shasta Burney Spring. 1433 Comment
  CAS-BOT-BC225566  Leptosiphon latisectus C. F. Rose 1930-5-1 s.n. Shasta Near Redding Comment
  CHSC63075  Leptosiphon latisectus Vernon H. Oswald; Lowell Ahart 1994-4-27 6141 Shasta Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, along Johns Creek inlet, ca. 0.5 mi S (counterclockwise) from the trailhead. 335 Comment
  SEINET10473497  Lessingia Mary Susan Taylor 1980-8-14 Taylor 3246 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
  JEPS73710  Lessingia nemaclada L. R. Heckard with T. I. Chuang 1968-7-2 1962 Shasta about 1 mi n Pollard Flat (2 1/2 mi n of La Moine); w side of Sacramento River 426 Comment
  UC1287427  Lessingia nemaclada Willard Spence 1962-7-23 726 Shasta n side Pitt River Bridge (Route 99, approximately 15 mi n of Redding) Comment
  UC1287441  Lessingia nemaclada Willard Spence 1960-9-7 618 Shasta along road 0.6 mi off Route 99 (6 mi s of Dunsmuir); Castle Crags State Park Comment
  CAS-BOT-BC341879  Lessingia nemaclada Willard Spence 1962-7-23 726 Shasta North side of Pitt River Bridge, Rt. 99, approximately 15 miles north of Redding Comment
  CAS-BOT-BC341883  Lessingia nemaclada A. A. Heller 1914-8-29 11746 Shasta In the Sacramento Canon [Canyon], 10 miles north of Delta on the Pacific Highway Comment
  RSA79956  Leucophysalis nana F. W. Peirson 1932-7-14 10208 Shasta Near south end of Eiler Butte, Thousand-Lake Basin. 1951 Comment
  JEPS80655  Lewisia cantelovii Craig Martz 1981-9-2 Shasta 1/2 mi e Lamoine (cliff face on s side of Whitlow Creek); Sacramento River canyon 420 Comment
  UC1472699  Lewisia cotyledon var. howellii E. F. Heinitz 1980-6-3 5 Shasta ca. 1.3 mi s off Rd. 38N11.1 McCloud Res. Dam (Ash Camp at Jctn. McCloud R. and Hawkins Cr.); Shasta-Trinity National Forest, Shoeinhorse SE 7 1/2' quadra 731 Comment
  CAS-BOT-BC444495  Lewisia triphylla Roxana S. Ferris; Laura Lorraine 1941-8-10 10461 Shasta Lassen National Park, upper meadows of Kings Creek 2240 Comment
  UC54454  Lewisia triphylla H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4316 Shasta near Soupan Springs; Mount Lassen 2286 Comment
  UC1037144  Leymus cinereus Leo Whitney 1935-6-25 3310 Shasta 13 mi n Lassen Peak; Lassen National Forest, Logan Mountain 1981 Comment
  RSA27083  Leymus condensatus C. L. Hitchcock 1940-5-25 6582 Shasta Below Pit Dam, Power Plant, 2 miles west of Fall River Mills. 1341 Comment
  RSA747897  Ligusticum apiifolium J. R. Shevock 1992-6-16 12188 Shasta Adjacent to Little Cedar Creek off of Calif. highway 299 just S of Shasta-Trinity National Forest. 549 Comment
  RSA647846  Lilium James Buel 1957-7-21 183 Shasta Warner Valley, Lassen National Park Comment
  CAS-BOT-BC509373  Lilium kelleyanum Ellsworth Bethel 1923-6-2 s.n. Shasta Montgomery Creek Comment
  CAS-BOT-BC123083  Lilium nevadense Alice Eastwood 1912-6-29 799 Shasta Goose Valley 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
  SEINET10969347  Limnanthes W. D. Stevens 1985-4-25 Stevens 23596 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  RSA530108  Limnanthes alba D. W. Taylor, R. E. Palmer 1988-5-4 9615 Shasta Road to Pit No. 5 Dam about 1.2 miles W from Big Bend Road. 598 Comment
  JEPS79764  Limnanthes alba subsp. versicolor L. R. Heckard and Robert Ornduff 1966-4-27 1474 Shasta 1.5 mi n Project City (along US Hwy 99 1.3 mi s of Wonderland Road, 4.4 mi s of the first bridge across Lake Shasta) 259 Comment
  UC726858  Limnanthes alba subsp. versicolor A. A. Heller 1942-5-3 16447 Shasta 3 mi e Uno Comment
  UC726861  Limnanthes alba subsp. versicolor A. A. Heller 1940-5-1 15567 Shasta 3 mi ne Redding (along a streamlet, type came from somewhere in this region) Comment
  UC971859  Limnanthes alba subsp. versicolor Charles T. Mason Jr. 1949-4-25 1261 Shasta 6.7 mi w Ingot (along US Hwy 299) 304 Comment
  UCD116493  Limnanthes alba subsp. versicolor Charles T. Mason Jr. 1949-4-25 1258 Shasta along US Highway 299 between Redding and Bella Vista. Comment
  SEINET6670322  Limnanthes alba var. versicolor C. T. Mason 1949-4-25 1258 Shasta Along U.S. Highway 299 between Redding and Bella Vista Comment
  HSC49841  Limnanthes douglasii subsp. nivea J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9732 Shasta Co. Rd. A16, 12.8 mi. from jct. with SR 36 387 Comment
  JEPS89094  Limnanthes douglasii subsp. nivea Milo S. Baker June 1891 111 Shasta The Bench Fall River Valley Comment
  JEPS99017  Limnanthes floccosa Carol W. Witham 1994-5-8 559 Shasta Approx 2 airmi SE of Soldier Mnt Lookout on Shasta NF. Along PG&E underground gas pipeline approx 1 mi S of Brown Road. 1066 Comment
  UC1397274  Limnanthes floccosa subsp. floccosa T. Niehaus 649 Shasta 1.3 mi w Bear Creek Bridge (Hwy 44) Comment
  UC1576743  Limnanthes floccosa subsp. floccosa Dean W. Taylor 1988-4-14 9545 Shasta on Hwy 89 near junction with Clark Creek road (extreme ne portion of county); Pondosa 15' quadrangle, Burney Valley 950 Comment
  JEPS91103  Linanthus Dean W. Taylor 1993-5-26 13517 Shasta Burney Valley 3 mi nw of Burney (just e of Goose Valley, along unnamed tributary to Goose Creek); Modoc Plateau, Burney Valley 1005 Comment
  UC1537466  Linanthus ciliatus Gordon H. True Jr. 1938-5-25 920 Shasta near Lake Britton 853 Comment
  JEPS58428  Linanthus filipes J. W. Blankinship 1911-6-6 Shasta Oak Run Comment
  UC501440  Linanthus harknessii Frank W. Peirson 1932-7-9 10287 Shasta Burney Spring 1432 Comment
  JEPS87689  Linanthus parviflorus Vernon H. Oswald and Lowell Ahart 1994-4-27 6141 Shasta ca 0.5 mi s (counterclockwise) Bailey Cove Trail trailhead (on the w side of lake, along Johns Creek inlet); McCloud River Arm of Shasta Lake, Johns Creek 335 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
  RSA73292  Linanthus pungens subsp. hookeri F. W. Peirson 1932-7-11 10202 Shasta Summit of rocky ridge south of Mt. Magee, Thousand-Lake Basin 2256 Comment
  UC931978  Linnaea borealis var. longiflora Verne Grant and Alva Grant 1947-7-13 8024 Shasta on highway 299, 2.9 mi e Hatchet Creek (Hatchet Mountain); , e of Hatchet Creek Comment
  UC455873  Linnaea borealis var. longiflora I. J. Condit 1911-7-15 Shasta Tollroad Shasta Springs to McCloud Comment
  UCR101762  Lipocarpha micrantha L. C. Wheeler 1958-8-24 7434 Shasta Shasta Lake. 0.25 mi west of the mouth of Cove Creek Comment
  SEINET7585690 Image available Lipocarpha micrantha Louis C. Wheeler 1958-8-24 7434 Shasta Shasta Lake, 1/4 mi west of mouth of Cove Creek. Comment
  UC1135281  Lithocarpus densiflorus A. Lewis 1933-10-4 231 Shasta Willow Creek; Weaverville Quad. 609 Comment
  CHSC35543  Lithocarpus densiflorus var. echinoides Thomas 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
  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
  JEPS94615  Lithospermum arvense Vernon Oswald, B. Corbin, M. Dolan and G. Schoolcraft 1997-5-31 8528 Shasta n McArthur (se side of lake); Big Lake, Hollenbeck Swamp 1008 Comment
  UC70441  Lithospermum californicum Milo S. Baker 1900-5-1 Shasta near Afterthought Mine 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
  HSC84185  Logfia gallica J. P. Smith 1982-5-15 10444 Shasta Lewiston Turnpike along Sawpit Gulch, 2.9 mi. from its junction with Hwy. 299 793 Comment
  HSC98033  Logfia gallica Thomas W. Nelson 2005-5-22 9309 Shasta Milville Plains on west side of Milville Plains Rd., 0.7 mi. from junction with Dersch Rd. 150 Comment
  CHSC6731  Lolium perenne B. Anthony 1968-5-12 518 Shasta Castle Creek Campground, Shasta National Forest. 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
  UCD66637  Lolium temulentum A. A. Beetle 1942-5-20 3332 Shasta 4 miles W of Ono. Mendel South Experimental Plot. Comment
  JEPS16102  Lomatium caruifolium var. denticulatum Alice King 1921-1 Shasta Anderson Comment
  JEPS95580  Lomatium caruifolium var. denticulatum Vernon H. Oswald and L. Ahart 1994-5-6 6170 Shasta T33N R3W SE1/4 Sec. 4, 1200 ft, Foothill Woodland. Clikapudi Trail on the Pit Arm of Shasta Lake, ca. 0.7 mi E of the trailhead at the Jones Valley Boat Ramp 365 Comment
  UC658995  Lomatium dasycarpum subsp. tomentosum Mildred E. Mathias 1938-4-20 1331 Shasta 2 mi N of Anderson (along Hwy 999) Comment
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Feb 8 2007
  JEPS25422  Lomatium dissectum var. multifidum Rimo Bacigalupi with G. T. Robbins 1959-4-23 7040 Shasta 6.7 mi. s.e. Oak Run (along Ponderosa Way, just below crossing of Clover Creek, ca. 1/4 mi. n. of junction with rd. to Fern) 816 Comment
  POM260318  Lomatium macrocarpum C. L. Hitchcock 1940-5-25 6591 Shasta Below Pit Dam, Power Plant, 2 miles west of Fall River Mills. 1341 Comment
  SEINET10454678  Lomatium macrocarpum Mary Susan Taylor 1980-6-10 Taylor 2812 Shasta T37N R4W nw sec 29. Dunsmuir quad. Sims Lookout, Shasta Natl Forest, ca. 11 mi S of Castella; n-facing slope. 1127 Comment
  RSA565092  Lomatium marginatum D. W. Taylor 1993-5-22 13471 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
  SEINET13944550 Image available Lomatium marginatum Lincoln Constance, Lee Bonar, Richard W. Holm, and Carroll E. Wood Jr. 1949-1 3287 Shasta Above the Sacramento River, 5.7 mi SW of Hazel Creek, alt. 1800 ft 549 Comment
  SFV2587  Lomatium marginatum L. Constance, L. Bonar, R. W. Holm 1949-5-20 s. n. Shasta Above Sacramento River, 5.7 miles southwest of Hazel Creek. 549 Comment
  CHSC96259  Lomatium nevadense R. Fischer 2006-5-11 953 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected along Spattercone Trail, at the low end of the loop, in an open juniper/brushy woodland. 1036 Comment
  CHSC63021  Lomatium triternatum var. triternatum Vernon H. Oswald; Lowell Ahart 1994-5-6 6175 Shasta Clikapudi Trail on the Pit Arm of Shasta Lake, ca. 1.3 mi E of the trailhead at the Jones Valley Boat Ramp. 350 Comment
  UC1606331  Lomatium utriculatum Barbara Ertter with Gary Schoolcraft, Roger Raiche, Joe Molter 1993-5-1 11667 Shasta ca. 15 airmiles n.-n.e. Redding (Curl Creek n. of Shasta Lake Caverns on e. side of McCloud R. branch of Shasta Lake) Comment
  CHSC37669  Lonicera interrupta T. B. Devine 1981-9-6 777 Shasta Wilson Hill Road, ca. 2 mi S of Shingletown. 731 Comment
  CHSC88345  Lonicera interrupta R. Fischer; J. Marr 2004-5-24 228 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge of Modoc Plateau. Located along Spatter Cone Trail. Throughout most of the Park. 1028 Comment
  RSA1078  Lonicera interrupta E. R. Johnson 1928-8-31 453 Shasta 15 miles E of Burney. Comment
  CAS-BOT-BC240831  Lonicera interrupta E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  POM260737  Lotus denticulatus Alice Eastwood, John T. Howell 1940-6-11 7930 Shasta Near Fall River Mills Comment
  SEINET3694583 Image available Lotus humistratus C. L. Hitchcock 1940-5-17 6444 Shasta 3 miles E of Redding 152 Comment
  JEPS19462  Lotus micranthus J. W. Blankinship 1911-4-16 Shasta Redding 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
  RSA406405  Lotus stipularis Christopher Davidson 1973-5-26 2167 Shasta ca. 15 mi W of Burney on St Hwy 299. Above roadbank on abandoned dirt rd near Hwy 299 915 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
  JEPS83573  Luina hypoleuca Dean Wm. Taylor and Glenn L. Clifton 1987-8-5 9234 Shasta between Pit River and McCloud River (extreme ne portion of county); Grizzly Peak 1889 Comment
  UC1543829  Lupinus Harold and Virginia Bailey 1948-8-25 3038 Shasta Summit Lake; Lassen Volcanic National Park, Summit Lake 2040 Comment
  UC1543842  Lupinus Harold and Virginia Bailey 1948-8-25 3022 Shasta Summit Lake; Lassen Volcanic National Park, Summit Lake 2040 Comment
  UC726355  Lupinus A. A. Heller 1941-6-24 16182 Shasta along U.S. Highway #299 near the foot of the grade e side Hatchet Mountain; e side of Hatchet Mountain Comment
  UCR207033  Lupinus George K. Helmkamp, E. A. Helmkamp 2009-6-11 14952 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
  CAS-BOT-BC198279  Lupinus Charles Piper Smith 1932-5-14 4642 Shasta Redding, 2 miles north along railroad. Comment
  RSA32278  Lupinus adsurgens var. lilacinus Alice Eastwood 830 Shasta Goose Valley Comment
  CAS-BOT-BC8257  Lupinus albicaulis subsp. purpurascens Amos Arthur Heller 1905-5-25 7847 Shasta Near Redding Comment
  UC144498  Lupinus albifrons A. A. Heller 1905-5-25 7849 Shasta near Redding; near Redding Comment
  CAS-BOT-BC195950  Lupinus albifrons var. albifrons Charles Piper Smith 1949-4-23 49142 Shasta Highway 99 - Bridge Bay Comment
  CAS-BOT-BC196309  Lupinus albifrons var. eminens A. A. Heller 1905-5-25 7849 Shasta Near Redding Comment
  CAS-BOT-BC8419  Lupinus angustiflorus Amos Arthur Heller 1939-7-27 15420 Shasta Mount Lassen. Along the Loop Highway near Summit Lake. Comment
  UC725893  Lupinus arbustus A. A. Heller 1940-5-28 15688 Shasta along U.S. Highway #299, 2 mi e Hatchet Summit; e of Hatchet Summit Comment
  RSA702151  Lupinus argenteus var. argenteus R. D. Fischer, J. Marr, Bill B. Fischer 2004-9-27 0340 Shasta Ahiumawi Lava Springs State Prk, 3 miles n. of McArthur, on western edge Modoc Plateau. Comment
  CDA27389  Lupinus argenteus var. heteranthus T. C. Fuller 1963-6-1 10629 Shasta Road to Hall s Flat, 6.8 miles south of Pittville. 0 Comment
  UC1129447  Lupinus argenteus var. heteranthus A. E. Wieslander 1929-7-7 111 Shasta near Jubilee Ranger Station; Shasta National Forest, Bartle Quad. Comment
  UC201993  Lupinus argenteus var. heteranthus Franklin P. Nutting Shasta Goose Valley Comment
  CDA12981  Lupinus bicolor G. F. Hrusa 1996-4-3 12882 Shasta Upper Sacramento Valley; on E side of Sacramento River at corner of Gover Rd. and Sacramento River ~3 m. S of Anderson, along Gover Ditch. Comment
  UC1731456  Lupinus croceus Dean W. Taylor 1993-6-15 13638 Shasta ridgetop 1 mi. w. Yellowjacket Mt. (at Point 4881); Cascade Region (CaRH) Comment
  CHSC9177  Lupinus croceus var. pilosellus G. Strausbaugh 1970-6-21 116 Shasta Near summit Buckhorn Bally ca. 3.3 mi. S. from U.S. Hwy. 299 W. 19.5 mi. E. of Douglas City. 1470 Comment
  UC726718  Lupinus lepidus var. lobbii A. A. Heller 1941-7-24 16257 Shasta near Noble Pass; near Noble Pass Comment
  UCR45450  Lupinus microcarpus N. Meiselman, M. Bransom, D. Brown, R. Hildebrant 1986-5-11 99 Shasta 18 mi SW of Ono on City Rd. A16 712 Comment
  CHSC59976  Lupinus nanus Lorna K. Lilly 1989-4-21 12 Shasta Ca. 0.4 mi w of Dry Creek, 2.6 mi s of Bella Vista, 6.1 mi ne of Redding. 140 Comment
  UCD109100  Lupinus nanus Carl B. Mankinen 1968-5-11 s.n. Shasta across from Simmons Way on Placer Road, Shasta City, ca. 4 miles west of Redding. Comment
  SEINET10578067 Image available Lupinus nanus var. vallicola A. Arthur Heller 1905-5-25 Heller 7850 Shasta Near Redding. Comment
  HSC40686  Lupinus obtusilobus Thomas W. Nelson, Jane P. Nelson 1976-8-1 3136 Shasta Lassen Volcanic National Park, Lassen Rd. at Kings Creek Meadow Comment
  UC727041  Lupinus obtusilobus A. A. Heller 1941-8-16 16295 Shasta gravelly ridge above Bumpas Hell parking space; Bumpas Hell 2438 Comment
  JEPS65272  Lupinus onustus J. W. Blankinship 1911-5-11 Shasta Olinda Comment
  UCSB6318  Lupinus polyphyllus var. pallidipes Myrick, Donald 1964-7-22 Shasta Kings Creek Meadow Campground, Lassen Volcanic National Park 2255 Comment
  POM266075  Lupinus subvexus var. transmontanus C. Leo Hitchcock 1940-5-24 6532 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills. Comment
  POM266085  Lupinus succulentus C. Leo Hitchcock 1940-5-20 6480 Shasta 25 miles east of Redding. Comment
  SEINET10491005  Lupinus vallicola subsp. vallicola A. Arthur Heller 1926-4-24 Heller 13929 Shasta Type collected "may 25, 1905, in open grassy places near the railroad just Above redding, shasta county, california." Collected at the type station. Comment
  SEINET10905104  Luzula W. D. Stevens 1985-4-25 Stevens 23559 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  HSC67153  Luzula comosa J. P. Smith, J. O. Sawyer 1976-5-9 8716 Shasta Hwy. 299, 2 mi. E of Grass Valley Creek Bridge Comment
  CHSC54501  Luzula comosa var. laxa Vernon H. Oswald 1991-7-22 4759 Shasta Lassen Volcanic National Park. In Blue Lake Canyon ca. 0.2 mile east of the park boundary, ca. 3.25 miles (air) west-southwest of Lassen Peak. On the north side of the North Fork of Bailey Creek. 1962 Comment
  HSC104266  Luzula macrantha P. F. Zika, Julie Nelson 2010-5-16 24820 Shasta Cascade Range Foothills; Shasta-Trinity National Forest, Clikapudi Trail, south side of reservoir (Shasta Lake), NW of Buck Point 375 Comment
  UCR266842  Luzula macrantha Peter F. Zika, Julie Nelson 2010-5-16 24820 Shasta Cascade Range Foothills, Clikapudi Trail, south side of reservoir (Shasta Lake), northwest of Buck {oint, Shasta-Trinity National Forest 375 Comment
  CHSC60466  Luzula subcongesta Mary Ann Showers 1992-6-28 2689 Shasta Lassen Volcanic National Park. Below tarn at base of north facing cirque between Pilot Pinnacle and Mt. Diller. 2468 Comment
  UC1191821  Lycopus asper Malcolm A. Nobs and S. Galen Smith 1949-7-20 1033 Shasta banks of Fall R. at Glenburn; Fall R. Comment
  CDA19052  Lythrum salicaria C. Benefield 2000-8-1 PDR 1198616 Shasta Modoc Plateau; along Fall River, between McArthur and Fall River Mills. 0 Comment
  CDA20063  Lythrum salicaria C. Pirosko 2002-10-7 PDR P 112453 Shasta Northern California; Hwy 299 W-bound offramp to Airport Rd. 0 Comment
  CHSC84039  Madia citriodora Lowell Ahart; John Dittes 2003-5-22 10197 Shasta 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
  CAS-BOT-BC343981  Madia elegans Ellsworth Bethel 1923-6-17 s.n. Shasta Burney Comment
  HSC28521  Madia elegans D. H. Norris, T. Nelson, S. Dowty 1971-6-21 19100 Shasta Along Hwy. 44 about 2 mi. W of Shingletown. Comment
  JEPS88985  Madia elegans Vivian Parker 1993-6-24 17 -9 Shasta Yolla Bolly Ranger District Shasta-Trinity National Forests, Beegum West quad. (along FS road 29N06 to Beegum Gorge) 900 Comment
  CAS-BOT-BC343974  Madia elegans D. E. Breedlove 1962-6-11 3396 Shasta On east side of Burney Falls, Burney Falls State Park; Cascade Range 914 Comment
  CAS-BOT-BC344534  Madia exigua Palmer Stockwell 1934-7-16 87 Shasta 6.7 mi. N-E of Manton, between Manton and Viola Comment
  JEPS29557  Madia glomerata Hans Leschke 1960-9-8 1804 Shasta Little Hot Springs Valley Lassen Volcanic National Park 2225 Comment
  JEPS119414  Madia gracilis G. K. Helmkamp, E. A. Helmkamp 2009-6-11 14977 Shasta Southern Cascade Range, 'Road 300,' a side road without an official road sign, at the north side of CA-44; 9.7 miles east of Shingletown Comment
  SD104421  Madia gracilis Reid Moran 1978-6-25 26076 Shasta West of Little Roaring Creek. 740 Comment
  SEINET10474810  Madia gracilis Mary Susan Taylor 1980-6-25 Taylor 2952 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
  JEPS119413  Madia minima G. K. Helmkamp, E. A. Helmkamp 2009-6-11 14971 Shasta Southern Cascade Range, Long Hay Flat Road, 0.1 mile south of CA-44, junction is 8.6 miles east of Shingletown Comment
  SEINET2441585  Madia minima George K. Helmkamp, E. A. Helmkamp 2009-6-11 14971 Shasta Southern Cascade Range: Long Hay Flat Road, .1 mile south of CA-44, junction is 8.6 miles east of Shingletown (Viola 7.5' Q.). 1276 Comment
  UC54069  Madia sativa subsp. dissitiflora H. M. Hall and E. B. Babcock Jun 1903 4019 Shasta Slatonis; Sierra Nevada Mountains 426 Comment
  RSA12661  Mahonia repens C. B. Wolf 1934-7-7 6035 Shasta 0.8 mi. No. of Mears Creek on west side of Sacramento River. 610 Comment
  CAS-BOT-BC508550  Maianthemum racemosum subsp. amplexicaule Barbara T. Keller 1974-5-9 1300 Shasta Highway 44, 5 miles west of Lassen National Park 1402 Comment
  RSA0009528  Maianthemum racemosum subsp. amplexicaule Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  CHSC89666  Maianthemum stellatum R. Fischer; J. Marr 2004-9-27 343 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected along northern shores Ya-She pond. In mdw. 1008 Comment
  HSC49129  Malacothrix floccifera J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9733 Shasta County Rd. A16, 14.3 mi. from its junction with S.R. 36 366 Comment
  HSC95303  Malacothrix floccifera Todd Bouchier, Kathleen Gifford, Cameron Williams 1999-4-18 21 Shasta Hwy. 36, S-facing slope on N side of road 421 Comment
  CHSC66145  Marah watsonii Vernon H. Oswald 1996-5-30 7681 Shasta Cascade Range Foothills. East of the McCloud Arm of Shasta Lake on Gilman Rd. (now Forest Road 27), 11.9 mi E of the McCloud River Bridge. 457 Comment
  HSC14228  Marrubium vulgare C. L. Hitchcock 1940-5-25 6583 Shasta Pit Dam, Power Plant, 2 mi. W of Fall River Mills. 1341 Comment
  CAS-BOT-BC67845  Marsilea vestita Ellsworth Bethel 1923-6-24 s.n. Shasta Redding, Sacramento River Comment
  CDA4190  Medicago lupulina T. C. Fuller 1958-8-13 2063 Shasta F. Duncan property, 5 miles south of Cassel. 0 Comment
  UCD107773  Medicago lupulina G. J. Young 1912-7-1 3 Shasta Sacramento River. Comment
  UCD87373  Melica harfordii A. A. Beetle 1945-5-20 3988 Shasta near Ingot. Comment
  CAS-BOT-BC262450  Melica subulata James Jokerst 1985-5-27 2369 Shasta Near Rock Creek 943 Comment
  JEPS18874  Melissa officinalis Rimo Bacigalupi with L. R. Heckard 1957-8-17 6055 Shasta along Pit R. Big. Bend P.O. (Meadow View Ranch); Casscade Range, , Big Bend P.O., Pit R. 518 Comment
  CHSC60366  Mentzelia dispersa Mary Ann Showers 1992-6-28 2642 Shasta Lassen Volcanic National Park. Mill Creek Falls Trail. South-facing slopes between West and East Sulphur Creeks. 2072 Comment
  UC73449  Menyanthes trifoliata Milo S. Baker 1906-5-26 Shasta Goose Valley Comment
  CAS-BOT-BC428459  Micranthes aprica George W. Gillett 1953-7-29 301 Shasta Lassen Volcanic National Park. Near trail to Cliff Lake adjacent to Summit Lake Ranger Station. Vicinity of Summit Lake. 2011 Comment
  CAS-BOT-BC429090  Micranthes odontoloma Blanche Clear 1940-7-26 s.n. Shasta On trail to White Mt., Lassen Volcanic Park Comment
  CHSC105709  Micropus californicus var. californicus Julie Kierstead Nelson 2005-5-2 2005 -002 Shasta Floodplain of Stillwater Creek, Encanto Way, 8 miles NE of Redding. 182 Comment
  RSA530011  Micropus californicus var. californicus D. W. Taylor 1988-4-13 9522 Shasta Olinda, 5.3 miles west of Cottonwood on Gas Point Road. 166 Comment
  JEPS104197  Microseris elegans Lowell Ahart 2003-5-12 10134 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
  CHSC34842  Microseris nutans M. S. Taylor 1980-6-10 2799 Shasta On road embankment, w side of Sims Flat Rd, ca. 1/8 mi n of Sims Flat Lookout turnoff, ca. 8 mi sse of Castilla. 914 Comment
  UC1536748  Microseris nutans G. H. True 1938-5-26 944 Shasta between Rock Creek and Pit River 914 Comment
  RSA416432  Microseris nutans Christopher Davidson 1973-5-28 2176 Shasta On dirt logging road off St Hwy 299, ca. 1 mi E of Buckhorn Summit. 976 Comment
  RSA554573  Microseris nutans Walter Wisura 1993-5-9 4891 Shasta Highway 299, 9 miles west of Redding Comment
  CHSC88761  Mimetanthe pilosa R. Fischer 2004-7-7 276 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located in the middle of Spatter Cone Trail roadbed. 1043 Comment
  RSA535434  Mimulus bolanderi David M. Thompson 1989-7-2 1032 Shasta 0.2 mi E of Goods Mt. Summit (and Trinity Co. line) along Hwy 36; 0.5 mi E of Wildwood Road jct 1098 Comment
  JEPS3323  Mimulus breweri George Gillett 1952-8-16 191 Shasta Lost Creek Lassen Volcanic National Park 1920 Comment
  JEPS9336  Mimulus breweri George W. Gillett 1953-7-23 298 Shasta vicinity Hat Lake; Lassen Volcanic National Park 1950 Comment
  UC1024360  Mimulus breweri George W. Gillett 1953-7-23 298 Shasta vicinity Hat Lake; Lassen Volcanic National Park 1950 Comment
  UC1543761  Mimulus breweri Harold and Virginia Bailey 1948-8-27 2955 a Shasta below Emerald Lake (Loop Highway); Lassen Volcanic National Park 2438 Comment
  JEPS3334  Mimulus guttatus George Gillett 1952-7-29 120 Shasta Paradise Meadows Lassen Volcanic National Park 2148 Comment
  UC1012187  Mimulus guttatus Francis W. Pennell 1940-6-6 25699 Shasta 1-2 mi w Bella Vista (Route 299) 609 Comment
  UC1191885  Mimulus guttatus Malcolm A. Nobs, Calvin McMillan 1949-6-15 780 Shasta marsh at the junction of Pit River and Hat Creek (at Highway 299); Pit River, Hat Creek Comment
  UC446460  Mimulus guttatus Lewis C. Rosenbaum 1916-6-5 Shasta Castella Sacramento River Comment
  JEPS10472  Mimulus guttatus W. L. Jepson 1940-7-4 20132 Shasta swamp 2 mi below Montgomery Creek 640 Comment
  RSA50062  Mimulus guttatus G. R. Campbell 1950-6-17 645 Shasta Near Millville. Comment
  RSA50067  Mimulus guttatus G. R. Campbell 1948-6-17 646 Shasta 3 miles west of Millville on road from Redding. Comment
  UC1239040  Mimulus kelloggii Freed W. Hoffman 1948-7-3 2472 Shasta 23.6 mi ne Redding (Highway 299); Little Cow Creek Comment
  CDA41711  Mimulus kelloggii T. C. Fuller 1958-4-15 s.n. Shasta 1 mile north of Pit River Bridge, Highway 99 above Shasta Lake. 0 Comment
  CDA13073  Mimulus layneae G. F. Hrusa, T. D. Wilfred 1996-6-1 13002 Shasta Lassen National Forest; NW side of Hwy 44 1 m. SW of USFS N12 to Twin Bridges. 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
  JEPS30990  Mimulus layneae D. E. Breedlove 1962-6-12 3404 Shasta 7.2 mi s U.S. Highway 299 (along State Highway 89); Cascade Range 1021 Comment
  JEPS96503  Mimulus layneae Dean W. Taylor 1974-7-20 4239 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak, 2164 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
  PASA128  Mimulus mohavensis Frank W. Peirson 1922-5-14 Shasta Half way from Victoryville to Barstow. On so-called Devil's Kitchen Comment
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Jun 24 2016
  UCSC000678  Mimulus moschatus I. J. Condit 2011-8-2 s.n. Shasta Castella Comment
  UC1516288  Mimulus nanus var. jepsonii Adele Lewis Grant 1938-8-15 Shasta Hat Creek Mt. Lassen Area Comment
  RSA395154  Mimulus nanus var. jepsonii Adele Lewis Grant 1938-8-15 s.n. Shasta Hat Creek in Mt Lassen area. Comment
  RSA530015  Mimulus nanus var. jepsonii D. W. Taylor, Roy E. Buck 1987-6-4 8984 Shasta Summit of Mushroom Rock. 1890 Comment
  POM43563  Mimulus pilosus Lester F. Ward 1895-9-10 s.n. Shasta Byron Gulch. Comment
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Jun 10 2012
  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
  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
  CHSC110805  Minuartia californica Dean Wm. Taylor 2013-4-26 21344 Shasta 4 miles SW of Viola, via Rock Creek Road ca.3 road miles SW of Highway 44. 1249 Comment
  SEINET7073013  Minuartia californica A. G. Vestal 1963-5-31 s.n. Shasta About 10.2 miles northeast of Balls Ferry on Dersch Road. UTM Zone 10, 579582mE, 4482358mN. Coordinate datum: NAD27. Comment
  CAS-BOT-BC388869  Minuartia douglasii Ellsworth Bethel 1923-5-17 s.n. Shasta Fall River Mills Comment
  CHSC89766  Minuartia douglasii R. Fischer; J. Marr 2004-5-25 437 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off Spatter Cone Trail near camp 7. On road bed. 1016 Comment
  UC465487  Minuartia douglasii Franklin P. Nutting Shasta Goose Valley Comment
  UC75506  Minuartia douglasii Milo S. Baker May, 1896 29 Shasta Stillwater Comment
  CAS-BOT-BC388877  Minuartia douglasii C. L. Hitchcock 1940-5-23 6517 a Shasta 5 miles east of Burney Falls Comment
  POM260192  Minuartia douglasii C. L. Hitchcock 1940-5-23 6517 -a Shasta 5 miles E of Burney Falls. Comment
  UC1204757  Minuartia nuttallii subsp. gregaria H. M. Evans July 1922 Shasta Lassen Peak Mount Lassen National Park Comment
  HSC71900  Minuartia rosei Thomas W. Nelson, Jane P. Nelson 1980-6-22 5830 Shasta Shasta-Trinity National Forest, junction of FS Rd. 41 and FS Rd. 28N08 1220 Comment
  CAS-BOT-BC435108  Mollugo verticillata Peter Rubtzoff 1980-8-18 9565 Shasta Shasta Lake. Mouth of the now dry Greens Creek (a tributary of the McCloud River part of the lake). Comment
  CAS-BOT-BC221976  Monardella odoratissima subsp. glauca H. M. Hall; E. B. Babcock 1903-6-1 4262 Shasta South of Fall River Mills and near Bald Mt. 1158 Comment
  RSA239227  Monardella odoratissima subsp. glauca Larry E. DeBuhr, C. W. Tilforth 1972-9-22 42406 Shasta Shasta National Forest, Dry slope above Castle Creek c. 1 mile W of Castle Crags State Park 762 Comment
  RSA530107  Monardella purpurea D. W. Taylor, Glenn L. Clifton, Rexford E. Palmer, Roy Buck 1987-6-28 9092 Shasta summit of Grizzly Peak, dividing McCloud River and Pit River drainages 1890 Comment
  CHSC65806  Monardella sheltonii L. P. Janeway 1995-6-17 4785 Shasta Along Fenders Ferry Road 0.2 mi east of the Sacramento River. 365 Comment
  UCD125300  Monardella villosa Collector unknown 1950-6-1 s.n. Shasta Oregon Oaks Plot. Comment
  JEPS62421  Monardella villosa subsp. villosa J. W. Blankinship 1911-6-6 Shasta Redding 152 Comment
  UC725733  Monardella villosa subsp. villosa A. A. Heller 1941-6-26 16238 Shasta About 1 mile north of Anderson (near U. S. Highway #99) Comment
  UC1136702  Montia diffusa A. E. Wieslander July, 1929 119 Shasta Shasta National Forest, Arvison Ranger Station Arvison Ranger Station; Shasta National Forest, Arvison Ranger Station 609 Comment
  CAS-BOT-BC445056  Montia linearis Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley Comment
  UCD101757  Montia linearis G. F. Hrusa 1992-5-3 10490 Shasta under powerlines to N of Big Bend. Comment
  JEPS87586  Montia parvifolia Vernon H. Oswald and Lowell Ahart 1994-5-12 6203 Shasta s side of creek just upstream from Lakeshore Drive (35N08) (w side of Sacramento River arm of lake); Shasta Lake, Sugarloaf Creek 353 Comment
  UC1543806  Muhlenbergia filiformis Harold and Virginia Bailey 1948-8-27 2920 c Shasta in meadow near corrals Lassen Volcanic National Park, Summit Lake 2040 Comment
  UC819029  Muhlenbergia filiformis Alice Eastwood Jun 29 1912-Jul 11 1912 Shasta Goose Valley Comment
  UCD86674  Muhlenbergia filiformis D. Sanchez-Mata; P. Rodriguez, R. Gavilan, J. E. Echev. 1996-9-9 s.n. Shasta Lassen Volcanic National Park. At Summit Lake North. 2070 Comment
  UC725521  Muhlenbergia rigens A. A. Heller 1923-9-3 13827 Shasta Phelan Ranch Comment
  CHSC96204  Myosurus minimus R. Fischer 2006-5-13 964 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 in an white oak shaded vernal depression between two lava flow outcrops. 1011 Comment
  UC55258  Myriophyllum Milo S. Baker 1898-7-10 Shasta Creek Comment
  CDA37261  Myriophyllum sibiricum B. Villegas 2008-7-1 s.n. Shasta Fall River at Fall River Ranch, near Fall River Mills. Comment
  CDA13480  Nama lobbii G. F. Hrusa, T. D. Wilfred 1996-7-22 13326 Shasta Lassen National Forest; Along USFS S16 on ridge to W of Bunchgrass Valley. Comment
  RSA113298  Nama lobbii E. K. Balls, Lee W. Lenz 1956-6-19 21827 Shasta State Highway 89, just north of Subway Cave, McCloud to Mt. Lassen. 1341 Comment
  CHSC93277  Narcissus R. Fischer 2005-4-15 641 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected from the weedy and long abandoned yard at the old Ranger Station on the western end of the park. 1013 Comment
  CAS-BOT-BC60326  Nasturtium officinale L. P. Janeway 1991-5-10 3944 Shasta Battle Creek Wildlife Area. North edge of Battle Creek, ca 1.5 mile east of the Sacramento River. 115 Comment
  LA206700  Navarretia divaricata W. B. C.; 1940-7-5 15230 Shasta Mount Shasta, along the Wagon Camp road 1676 Comment
  CHSC88330  Navarretia divaricata subsp. vividior R. Fischer; J. Marr 2004-5-24 213 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Spatter Cone Trail. 1051 Comment
  CAS-BOT-BC230312  Navarretia heterandra Alice Eastwood; John Thomas Howell 1940-6-11 79 ?? Shasta Near Fall River Mills Comment
  SEINET3894749  Navarretia intertexta Leigh A. Johnson, Haley M. Smith 2011-6-25 11 -071 Shasta Cayton Valley. 1.4 miles N along Cayton Valley Road from Hwy 89.; 0 Comment
  UC856831  Navarretia intertexta C. L. Hitchcock 1940-5-17 6457 Shasta 3 mi e Redding 152 Comment
  JEPS100568  Navarretia intertexta subsp. intertexta Dean Wm. Taylor with Rexford E. Palmer 1988-5-5 9624 Shasta Cow Creek along Highway 44 1.4 miles upstream from Milleville, under PG&E high-voltage electrical transmission lines 164 Comment
  UCD37458  Navarretia intertexta subsp. propinqua Beecher Crampton 1960-6-16 5659 A Shasta Shasta County, Glenburn, 4.5 miles north of Fall River Mills. 1066 Comment
  UC125957  Navarretia leptalea subsp. leptalea Milo S. Baker 1894-8-9 Shasta Montgomery Creek Comment
  JEPS70370  Navarretia leucocephala C. F. Rose 1935-5-20 Shasta Redding Comment
  CAS-BOT-BC230332  Navarretia leucocephala C. L. Hitchcock 1940-5-26 s.n. Shasta Near McArthur Comment
  OBI11320  Navarretia leucocephala R. F. Hoover 1968-5-28 11107 Shasta Redding Airport Comment
  CHSC93105  Navarretia leucocephala subsp. minima R. Fischer 2005-5-23 512 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc plateau. Plants growing along Rat Farm Road on the transmontane meadow at edge of the old McArthur swamp. 1013 Comment
  UC1228177  Navarretia leucocephala subsp. minima Beecher Crampton 1960-6-16 5659 Shasta Glenburn, ne Shasta County Glenburn Comment
  UC921113  Navarretia subuligera G. L. Stebbins Jr. Jun 1945 Shasta 3 mi se Redding Comment
  JEPS100567  Navarretia tagetina Dean Wm. Taylor with Rexford E. Palmer 1988-5-5 9623 Shasta Cow Creek along Highway 44 1.4 miles upstream from Milleville, under PG&E high-voltage electrical transmission lines 164 Comment
  UCD37457  Navarretia tagetina Beecher Crampton 1960-6-16 5658 Shasta Shasta County, Glenburn, 4.5 miles north of Fall River Mills. 1066 Comment
  UCD48709  Navarretia viscidula A. A. Heller 1905-5-29 s.n. Shasta Near Redding. Comment
  UC856898  Navarretia viscidula A. A. Heller 1916-6-25 12453 Shasta 10 mi n Redding Comment
  HSC46249  Nemophila heterophylla M. Alcasas 1978-5-13 74 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  HSC46981  Nemophila heterophylla Diane L. Reed 1978-5-13 116 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  CAS-BOT-BC219388  Nemophila parviflora Ellsworth Bethel 1923-5-7 s.n. Shasta Big Bend, Henderson P.O. Comment
  CAS-BOT-BC140145  Neviusia cliftonii J. K. Nelson; Len Lindstrand III 2004-9-1 2004 -101 Shasta Unnamed tributary stream to Brock Creek, near Brock Creek confluence with Pit River Arm, Shasta Lake; ca 20 miles NE of Redding 329 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
  CHSC63081  Neviusia cliftonii Vernon H. Oswald; Lowell Ahart 1994-4-27 6149 Shasta Waters Gulch Trail 0.6 mi W of the trailhead located on Packers Bay Rd. (34N27), ca. 0.5 mi N of Packers Bay Marina. Slopes along ca. 0.1 mi of trail. 365 Comment
  CHSC65231  Neviusia cliftonii V. Parker; N. Hutchins 1993-5-18 24 -2 Shasta Shasta-Trinity National Forests. Shasta Lake Ranger District. Above and beside Low Pass creek, on jeep trail se of Chirp-chatter campground. Begins in limestone and continues ca. 0.5 mile until limestone runs out. 457 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
  SBBG122880  Neviusia cliftonii J. R. Shevock, B. Ertter 1992-6-13 12197 Shasta Shasta-Trinity NF Rd 27, 0.6 mi N of Squaw Crk Ranger Station, NW of Shasta Lake (24.4 mi from Hwy 299 & ca. 25 airmi NNE of Redding 365 Comment
  UCR77120  Neviusia cliftonii G. L. Webster, June McCaskill, Robert Rhode, J. M. Tucker 1993-5-16 7769 Shasta Just north of Ellery Creek Campground 320 Comment
  HSC104358  Neviusia cliftonii Len Lindstrand III 2015-5-15 21236 Shasta Cove Creek, upslope of confluence with Shasta Lake, approx. 1.4 mi. NW of Bear Mountain 335 Comment
  UCD110177  Notholithocarpus densiflorus James Griffin 1964-7-31 1268 Shasta Between Roaring Creek and old R.L. Smith logging camp, along county road from U.S. Highway 299 to Big Bend. 853 Comment
  HSC71152  Notholithocarpus densiflorus var. echinoides Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-23 4468 Shasta Along road to Bully Choop 12 mi. from junction with County Rd. A16 Comment
  SEINET7072724  Odontostomum hartwegii A. G. Vestal 1963-5-10 s.n. Shasta North of Redding near south end of Lake Boulevard [presently Lake Redding] Coordinate datum: WGS84/NAD83. (40? deg. 35' 28" North Latitude, -122? deg. 23' 34" West Longitude. UTM Zone 10, 551378E, 4493341mN. Coordinate datum: NAD 27.) Comment
  HSC45652  Odontostomum hartwegii Diane L. Reed 1978-5-14 122 Shasta Hwy. A16, 2.5 mi. N of Igo Comment
  CAS-BOT-BC140345  Oemleria cerasiformis Alice Eastwood 1912-7-24 1393 Shasta Castella Comment
  CHSC1562  Oemleria cerasiformis E. Gabel 1935-3-26 Shasta Comment
  CHSC42634  Oenanthe sarmentosa Vernon Oswald 1986-6-27 2164 Shasta Grace Lake se of Shingletown. On the s bank of the reservoir. 1036 Comment
  CHSC14133  Orcuttia tenuis F. T. Griggs 1973-8-31 129 Shasta 2 miles n of Anderson, sw corner of Redding Municipal Airport. In bottom of pond. Comment
  CHSC34089  Orcuttia tenuis J. D. Prouty 1981-7-20 1246 Shasta Meadow ca. 9 mi. n. of McArthur. 1051 Comment
  CHSC45780  Orcuttia tenuis R. D. Stone; R. E. Buck 1987-8-9 837 Shasta Central Valley. About 3 miles N of Burney and 0.5 miles E of SE end of Goose Valley. At S end of meadow. 975 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
  RSA134188  Orcuttia tenuis Beecher Crampton 1958-8-13 s.n. Shasta Northeast portion of Goose Valley, about 9 miles, by road, north of Burney 1067 Comment
  RSA655441  Orcuttia tenuis Beecher Crampton 1960-6-15 5625 Shasta 4.4 miles north of Anderson, at southwest corner of Redding Municipal Airport 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
  SD180615  Orcuttia tenuis Beecher Crampton 1958-8-13 5084 Shasta at northern end of Goose Valley, 3.6 miles north of Goose Valley Ranch headquarters, 7.5 miles north of Scott Lumber Mill, 9 miles north of Burney, near old ditch at edge of large dry meadow 1067 Comment
  SEINET4691048  Orcuttia tenuis B. Crampton 1960-1 Shasta Comment
  SEINET8205890  Oreostemma alpigenum J. M. Tucker 1951-8-3 2214 Shasta abotu 1/4 mile east of Shadow Lake, Lssen Volcanic National Park. Comment
  CAS-BOT-BC349982  Oreostemma alpigenum var. andersonii Hans Leschke 1960-8-10 1766 a Shasta Lassen Volcanic National Park. Badger Flat 1912 Comment
  JEPS89329  Oreostemma alpigenum var. andersonii Dean Wm. Taylor with Ingrid Olmsted 1975-8-24 5395 Shasta Magee Peak and vicinity, Thousand Lakes Wilderness, Lassen Nat'l Forest Lassen Nat'l Forest, Thousand Lakes Wilderness, Magee Peak 2438 Comment
  HSC48471  Orobanche fasciculata J. P. Smith 1978-5-13 9914 Shasta Beegum Gorge Rd., Forest Service Rd. 1S02 976 Comment
  SEINET6058544  Orthilia secunda Kenneth Heil, Heil, Kenneth 2014-7-16 35241 Shasta Lassen National Forest. Ca .9 miles west of North Battle Creek Reservoir. Collections along creek. Comment
  RSA80333  Orthocarpus hispidus F. W. Peirson 1932-7-17 10333 Shasta Wallace Ranch, Goose Velley. 915 Comment
  RSA234817  Orthocarpus lacerus Francis W. Pennell 1940-6-7 25713 Shasta West of Burney. 1037 Comment
  RSA430438  Osmorhiza berteroi Lyman Benson 1930-7-18 2210 Shasta E. of Round Mountain, Hatchet Creek; Mt. Range: N. Sierra Nevada. 1220 Comment
  SBBG2720  Ozomelis diversifolia H. and M. Dearing 1938-6-30 2214 Shasta W of Burney 1219 Comment
  CAS-BOT-BC316866  Packera eurycephala var. eurycephala C. L. Hitchcock 1940-5-17 6427 Shasta 3 miles east of Redding 152 Comment
  JEPS89342  Packera eurycephala var. eurycephala Dean W. Taylor 1993-5-2 13417 Shasta ca. 5 air mi. s. Whitmore (summit of ridge between Bear Creek Ridge and Blue Mountain, along jeep rd. under power transmission lines); Cascade Range, Inwood 7 1/2 Quad. 1985 ed. 853 Comment
  UC128658  Packera eurycephala var. eurycephala A. A. Heller 1905-5-26 7871 Shasta near Redding Comment
  CAS-BOT-BC316862  Packera eurycephala var. eurycephala L. E. Smith 1913-4-26 128 Shasta near Anderson Comment
  HSC28868  Packera indecora D. H. Norris, S. Dowty, T. Nelson 1971-6-21 19123 Shasta Along Hwy. 44 about 10 mi. E of Shingletown Comment
Read comments
Dec 2 2014
  CAS-BOT-BC317125  Packera streptanthifolia var. streptanthifolia William Bridge Cooke 1938-8-23 11572 Shasta North slope of Shastina 2590 Comment
  CAS-BOT-BC10427  Paeonia brownii A. H. Kramer 1932-7-1 s.n. Shasta Near Prospect Peak, Lassen National Park Comment
  UC1254536  Panicum acuminatum var. acuminatum S. Spellenberg 1965-7-15 1229 Shasta Devil's Kitchen Lassen Volcanic National Park, Devil's Kitchen Comment
  HSC39865  Panicum acuminatum var. fasciculatum J. P. Smith, Steve Selva 1970-8-9 4590 Shasta French Gulch Campground Comment
  UCD32847  Panicum acuminatum var. fasciculatum Beecher Crampton 1964-8-26 7191 Shasta Castle Crag, along railroad siding. Comment
  UCD37056  Panicum acuminatum var. fasciculatum Beecher Crampton 1956-8-20 3769 Shasta Shasta County, Castle Crag, along Southern Pacific Railroad. 640 Comment
  UCD88590  Panicum acuminatum var. fasciculatum R. Tofsrud 1948-10-1 s.n. Shasta about 2 mi. south of Redding. Comment
  UCD32837  Panicum acuminatum var. thermale Beecher Crampton 1964-8-26 7169 b Shasta Lassen National Park, head of Little Hot Springs Valley, slopes below Pilot Pinnacle. 2468 Comment
  UCD37055  Panicum capillare Beecher Crampton 1956-8-20 3768 Shasta Shasta County, Cattle Crag, along Southern Pacific Railroad. 640 Comment
  SEINET10827023  Panicum capillare var. brevifolium A. S. Hitchcock 1908-8-3 Hitchcock 27 Shasta Castle Crag. Open moist ground. Comment
  UC1131622  Panicum oligosanthes var. scribnerianum C. J. Kraebel 1934-5-5 11 Shasta Mouth of Squaw Creek; Redding Quadrangle Comment
  UCD33544  Panicum oligosanthes var. scribnerianum Beecher Crampton 1969-6-19 8481 Shasta 3 miles S of Dunsmuir, along the Sacramento River. Comment
  CHSC84117  Paronychia ahartii Lowell Ahart; John Dittes 2003-5-12 10143 Shasta Pasture field, 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. 265 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
  JEPS85620  Paspalum distichum Virginia E. Long 1931-6-11 87 a Shasta just n Anderson 131 Comment
  POM257055  Paspalum distichum Virginia Long 1931-6-11 87 a Shasta Anderson (1 mile N. of) Comment
  CAS-BOT-BC265710  Paspalum notatum Walter Seavey Lennon 1985-10-4 s.n. Shasta East Lake Blvd. and North Boulder Dr., Redding Comment
  CAS-BOT-BC202828  Paxistima myrsinites Alice Eastwood 1912-6-29 872 Shasta Goose Valley Comment
  CAS-BOT-BC202832  Paxistima myrsinites Clarence R. Quick 1962-6-16 62 -35 Shasta NE of Big Bend on Pitt River, at junction of Kosk Creek access road and Big Bend-Red Mt. road Comment
  CHSC27875  Pedicularis densiflora Robin Ondricek 1978-3-19 4 Shasta Pit River arm of Shasta Lake. 329 Comment
  JEPS10361  Pedicularis densiflora J. W. Blankinship 1911-3-23 Shasta Olinda Comment
  UCD123327  Pedicularis densiflora R. V. Parke 1954-5-15 114 Shasta off- Highway 44, near Shingletown. 1219 Comment
  SJSU4262  Pedicularis densiflora R. B. Yarrington 1968-4-14 41 Shasta Inwood 5 mi NW of Shingletown 731 Comment
  CAS-BOT-BC69321  Pellaea brachyptera W. R. Dudley 1893-6-23 s.n. Shasta Castle Crags Comment
  JEPS28748  Penstemon George W. Gillett 1957-8-10 1030 Shasta South crags below summit Pilot Pinnacle; Lassen Volcanic National Park, Pilot Pinnacle 2706 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
  UCD67680  Penstemon azureus D. Sanchez-Mata 1996-6-30 s.n. Shasta Lassen National Forest-Lassen Volcanic National Park. 1700 Comment
  POM260296  Penstemon azureus subsp. azureus C. Leo Hitchcock 1940-5-20 6504 Shasta 25 miles east of Redding. Comment
  JEPS89293  Penstemon azureus var. azureus E. Dean 1988-7-13 125 Shasta just n jct. w/37N72Y (where power lines cross rd.) (on w side of rd. 38N10 going n to Red Mtn., Pacific Crest Tr.); Pacific Crest Tr on w side of rd Comment
  UC335734  Penstemon azureus var. azureus J. G. Lemmon 1874-1 Shasta near Lassen's Peak; near Lassen's Peak Comment
  UC886819  Penstemon azureus var. azureus Mrs. D. B. McAllister 1918-6-19 3 Shasta Ydalpom Comment
  CHSC58046  Penstemon davidsonii var. davidsonii Veron H. Oswald 1992-5-28 4958 Shasta Lassen Volcanic National Park. Lassen Hwy. in Chaos Jumbles, ca. 1 mi E of Loomis Museum at Manzanita Lake. 1883 Comment
  CHSC60417  Penstemon davidsonii var. davidsonii Mary Ann Showers 1992-6-27 2630 Shasta Ridge between Chaos Crags and pumice flat (cirque) northwest of Cresent Crater. 2377 Comment
  CHSC60418  Penstemon davidsonii var. davidsonii Mary Ann Showers 1992-6-27 2616 a Shasta Pumice flat northwest of Cresent Crater. 2194 Comment
  UC124122  Penstemon davidsonii var. davidsonii Mrs. R. M. Austin 1882-8-10 Shasta Lassens Peak 2743 Comment
  RSA79874  Penstemon deustus subsp. heterander F. W. Peirson 1932-7-14 10218 Shasta South slope of Eiler Butte, Thousand-Lake Basin. 1951 Comment
  RSA699530  Penstemon deustus subsp. heterander R. D. Fischer, Jenny Marr 2004-5-24 217 Shasta Ahjumawi Lava Springs State Park, 3 miles N of McARthur, on eastern edge Modoc Plateau. Along Spatter Cone Trail. 1018 Comment
  CHSC88327  Penstemon deustus var. pedicellatus R. Fischer; J. Marr 2004-5-24 210 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Spatter Cone Trail. 1051 Comment
  UC886953  Penstemon deustus var. pedicellatus C. L. Hitchcock 1940-5-23 6512 Shasta ca 1/4 mi s Burney Falls; s of Burney Falls Comment
  CHSC93435  Penstemon filiformis Martin J. Lenz 2004-5-28 209 Shasta On edge of old log landing and road; approx 1.4 air mi west of Gibson CalTrans Maintenance Station. 748 Comment
  SJSU560  Penstemon gracilentus G. Witherspoon 1940-6-25 2110 Shasta Lassen Park Rd c. 1.5 mi NE of Manzanita L Lodge, Lassen Volcanic National Park 1828 Comment
  RSA79836  Penstemon gracilentus F. W. Peirson 1932-7-10 10220 Shasta Thousand-Lake Basin. 1951 Comment
  UCD67689  Penstemon gracilentus D. Sanchez-Mata 1996-6-30 s.n. Shasta Lassen National Forest-Lassen Volcanic National Park. Open white fir forests. 1700 Comment
  CHSC49041  Penstemon heterodoxus var. shastensis Vernon Oswald 1986-7-28 2242 Shasta Trail between Bumpus Hell and Cold Boiling Lake, Lassen Volcanic National Park. 2377 Comment
  GMDRC6939  Penstemon heterodoxus var. shastensis J. M. Andre, T. La Doux, Senna & 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
  JEPS9346  Penstemon heterodoxus var. shastensis George W. Gillett 1953-7-23 295 Shasta above lake near Hat Creek (vicinity of Hat Lake, Lassen Volcanic National Park); Lassen Volcanic National Park, vicin Hat Lake, nr Hat Creek 1950 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
  UC917156  Penstemon heterodoxus var. shastensis K. L. Olsen 1949-7-30 19 Shasta King's Creek Meadow , King's Creek Meadow (Mt. Lassen National Park) Comment
  HSC47021  Penstemon heterophyllus subsp. purdyi Sheila Logan 1978-5-13 134 Shasta Beegum Gorge Rd., near Platina, 2.7 mi. from the junction of Hwy. 36 and A16 on FS Rd. 1S02 976 Comment
  SEINET10832460  Penstemon laetus subsp. sagittatus Mary Susan Taylor 1980-6-10 Taylor 2804 Shasta T37N R4W nw sec 29. Dunsmuir quad. Sims Lookout, Shasta Natl Forest, ca. 11 mi S of Castella; n-facing slope. 1127 Comment
  CLARK-A1528-1219  Penstemon lemmonii John C. Roos 1948-8-31 3927 Shasta Sacramento River 914 Comment
  JEPS28357  Penstemon neotericus George W. Gillett 1957-6-30 617 Shasta 26 1/2 - mi below (w) Manzanita Lake Entrance Station (along road shoulder of highway #44); Lassen Volcanic National Park, w of Manzanita Lake Entrance 792 Comment
  NY605195  Penstemon neotericus F. W. Pennell 1940-6-7 25712 Shasta Mountain, 3-4 miles west of Burney; route 299 1219.2 Comment
  RSA113316  Penstemon neotericus E. K. Balls, Lee W. Lenz 1956-6-18 21810 Shasta 1 mi SE towards Burney from crossroads State Hwy 89 and US Hwy 299. 1006 Comment
  RSA305778  Penstemon neotericus James R. Shevock 1972-7-25 2209 Shasta Hot Creek, Lassen Park. 1921 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
  SBBG7185  Penstemon newberryi H. and M. Dearing 1938-6-25 2145 Shasta NW entrance to Lassen Park 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
  RSA309609  Penstemon newberryi Walter Wisura 1983-9-17 3942 Shasta 5 mi E of Viola along Hwy 44. Comment
  RSA148807  Penstemon newberryi subsp. newberryi I. L. Wiggins, Dorothy Wiggins 1961-6-16 16541 Shasta Along Calif Hwy 44, 2 mi W of Lassen National Park. Comment
  CAS-BOT-BC239302  Penstemon newberryi var. berryi Mrs. R. M. Austin; Mrs. Bruce 1897-7-1 1242 Shasta Lassen Peak Comment
  CAS-BOT-BC239310  Penstemon newberryi var. berryi Margaret M. Hanna 1958-6-22 s.n. Shasta 18 miles East of Redding Comment
  CAS-BOT-BC239318  Penstemon newberryi var. berryi Greg de Nevers 2001-7-28 12610 Shasta Lassen National Park 2438 Comment
  CAS-BOT-BC94484  Penstemon procerus R. C. Wenk 2005-7-20 357 Shasta Mt. Lassen National Park. Trail from hat Lake to Terrace Lake, 1/4 mile from trailhead 1889 Comment
  UCR206566  Penstemon roezlii George K. Helmkamp, E. A. Helmkamp 2009-6-13 14990 A Shasta Southern Cascade Range, Wilson Hill Road, 0.7 mile south of its junction with CA-44 in Shingletown 1088 Comment
  SEINET10548112  Penstemon rupicola Mary Susan Taylor 1980-6-25 Taylor 2968 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
  CAS-BOT-BC239614  Penstemon rydbergii var. oreocharis A. H. Kramer 1932-1-1 s.n. Shasta Lassen National Park near Prospect Pk. Comment
  NY651275  Penstemon rydbergii var. oreocharis F. W. Pennell 1940-7-21 26228 Shasta Route 89, west of Summit Lake, Lassen National Park 1981.2 Comment
  NY660839  Penstemon speciosus F. W. Pennell 1940-7-20 26210 Shasta Route 89, 3 miles south of Hat Creek 1158.2 Comment
  NY660840  Penstemon speciosus F. W. Pennell 1940-7-21 26215 Shasta Pass between Manzanita Lake and Lost Creek, Manzanita Lake, Lassen National Park 1767.8 Comment
  CAS-BOT-BC77119  Pentagramma triangularis subsp. triangularis H. W. Brannan 1913-3-10 376 Shasta Trinity Forest 381 Comment
  JEPS12434  Perideridia kelloggii J. W. Blankinship 1910-6-25 Shasta Redding Comment
  RSA712554  Perideridia kelloggii R. Fischer 2005-7-18 622 Shasta Ahjumawi Lava Springs State Park, 3 miles N of McArthur, on the western edge of the Modoc Plateau; plants collected from a dry meadow along the main park road 400yds east of old Ranger Station 1011 Comment
  UCD35709  Perideridia oregana Beecher Crampton 1960-6-15 5630 Shasta Fall River valley, Eastman Lake area, 2.5 miles north of Glenburn. 1066 Comment
  UCD99066  Persicaria hydropiper Beecher Crampton 1964-8-26 7179 Shasta Castle Crag, 3 miles s. of Dunsmuir, Sacramento River. Comment
  CAS-BOT-BC413736  Persicaria hydropiper Malcom A. Nobs; S. Galen Smith 1949-7-19 1027 Shasta Junction of Pit River and Hat Creek, Highway 299 Comment
  HSC85702  Petrorhagia dubia J. P. Smith, J. O. Sawyer 1982-5-8 10362 Shasta 0.7 mi. N of French Gulch 640 Comment
  RSA428232  Phacelia distans Diane Reed 1978-5-13 105 Shasta Chanchuella Peak Quad, Beegum Gorge Road (Forest Service Road 1S02). 976 Comment
  RSA74850  Phacelia frigida subsp. frigida F. W. Peirson 1926-6-23 6838 Shasta Upper portion of trail to summit of Lassen Peak. Lassen National Park. Comment
  JEPS28501  Phacelia hastata subsp. compacta George W. Gillett 1957-7-11 719 Shasta talus slopes above Crater Lake; Lassen Volcanic National Park, Chaos Crags 2072 Comment
  UC1228300  Phacelia hastata subsp. compacta George Gillett August 1952 213 Shasta along trail to summit Lassen Volcanic National Park 3048 Comment
  CHSC63574  Phacelia heterophylla subsp. virgata Vernon H. Oswald; Lowell Ahart 1994-5-12 6209 Shasta Lakeshore Dr. (35N08) paralleling the W side of the Sacramento River Arm of Shasta Lake, at the first stream entering the lake ca. 1.3 mi E of Sugarloaf Creek Bridge. 326 Comment
  JEPS91095  Phacelia purpusii Dean W. Taylor 1993-5-25 13497 Shasta Hamp Creek 0.3 mi w of Ponderosa Way (Cascade Range); , Hamp Creek 762 Comment
  RSA0046806  Philadelphus californicus Jim R. Shevock 1992-6-16 12189 Shasta Adjacent to Little Cedar Creek off of Calif. highway 299 just S of Shasta-Trinity National Forest. 549 Comment
  RSA759709  Philadelphus californicus Jim R. Shevock 1992-6-16 12189 Shasta Adjacent to Little Cedar Creek off of Calif. highway 299 just S of Shasta-Trinity National Forest. 549 Comment
  UCSB27148  Philadelphus lewisii Wilken, Dieter; Smith, Dale; Santarosa, J. 1971-6-15 Shasta Pollard Flat Campground; 9 miles north of Loftus; along U. S. Highway 99 457 Comment
  CAS-BOT-BC253537  Phleum alpinum L. S. Smith 1927-8-10 2250 Shasta Ridge in Sec. 33 above Frog Lake, Tahoe National Forest 2316 Comment
  UC60757  Phleum pratense W. L. Jepson 1895-1 Shasta Comment
  CDA13110  Phlox diffusa G. F. Hrusa, T. D. Wilfred 1996-6-11 13045 Shasta Lassen National Forest; Bunchgrass Valley. USFS S16 approx. 3.5 miles NW of intersection with Hwy 89-44, at intersection with USFS 32N16. Comment
  CHSC68531  Phlox speciosa subsp. occidentalis Vernon H. Oswald 1997-4-16 8336 Shasta Cascade Range. Waters Gulch Trail at Shasta Lake. Between the upper trailhead and Waters Gulch. 384 Comment
  JEPS69992  Phlox speciosa subsp. occidentalis C. F. Rose 1935-4-28 25 Shasta Redding Comment
  SEINET5731921 Image available Phlox speciosa subsp. occidentalis J. Maze 1971-1 769 Shasta Near Rock Creek Rd. on Hwy 299. Comment
  CAS-BOT-BC135030  Phoradendron bolleanum Elmer I. Applegate 1929-6-23 5863 Shasta Hat Creek, near Cassel Comment
  UC1078814  Phoradendron densum Job Kuijt 1958-6-5 1518 Shasta ca. 2 mi. n. Subway Caves (n. of Lassen Park, along Hwy. 89) Comment
  CAS-BOT-BC171210  Phoradendron serotinum subsp. tomentosum William A. Dayton 1913-10-22 663 Shasta Ash Creek range; Shasta Forest 1219 Comment
  CAS-BOT-BC58850  Phyllodoce breweri Hans Leschke 1960-8-5 1683 Shasta Lassen Volcanic National Park - Summit Lake & Bear Lakes 2133 Comment
  HSC7862  Phyllodoce breweri Jim Vaughn 1956-8-15 Shasta Kings Creek Falls 2134 Comment
  JEPS66660  Phyllodoce breweri J. Grinnell 1927-6-17 Shasta Sugar Pine Flat, Viola Road Sugar Pine Flat; , Viola Road 1828 Comment
  RSA768476  Phytolacca americana Justin M. Wood 2010-9-2 2588 Shasta City of Redding: +/- 0.5 miles downstream of Cypress Ave bridge, area with several isolated ponds on the east side of the river. 143 Comment
  UCD98419  Phytolacca americana var. americana B. L. Kay 1954-10-24 s.n. Shasta Shingletown. 1066 Comment
  JEPS48373  Picea breweriana W. G. Schulz 1937-10-5 Shasta Castle Crags 1889 Comment
  CAS-BOT-BC73384  Pinus albicaulis M. S. Jussel 1931-9-7 s.n. Shasta Mt. Lassen 2743 Comment
  POM215877  Pinus attenuata L. C. Wheeler 1935-3-31 3411 Shasta Delta, Sacramento River. 396 Comment
  JEPS46828  Pinus jeffreyi George W. Gillett 1957-9-11 1134 Shasta n w slope Table Mountain; Lassen Volcanic National Park, Manzanita Lake Area, Chaos Ju 1798 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
  JEPS46823  Pinus lambertiana J. C. Stanley 1918-10-13 Shasta McArthur Comment
  JEPS47928  Pinus lambertiana Kate Jared Stirring Shasta ten mi w McArthur; Fall River country Comment
  RSA0088654  Pinus monticola Bonnie C. Templeton 1968-6-11 11327 Shasta Near Sulphur Works, on road to Mt. Lassen. 2316 Comment
  CAS-BOT-BC79076  Pinus ponderosa John Thomas Howell 1960-8-22 36412 Shasta 4.5 miles ne. of Manzanita Lake Comment
  NY62748  Pinus sabiniana R. W. Spellenberg 1967-9-1 1791 Shasta 3.25 miles west of Redding on Highway 299 at junstion of Iron Mountain Road Comment
  UCSC008343  Piperia elongata Randall Morgan 1990-7-21 1909 -P, 1910-P Shasta Castle Crags State Park Comment
  UCSC008298  Piperia transversa Ron Coleman 1990-7-26 1908 -P Shasta Castle Crags State Park Comment
  JEPS90086  Plagiobothrys acanthocarpus Dean W. Taylor 1988-6-1 9713 Shasta on Black Ranch Rd. ca. 3.3 mi. n. Burney & Hwy. 299; Pit R. Watershed, Burney 15' Quad., Burney Valley 944 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
  SEINET3449088  Plagiobothrys canescens Lowell Ahart, John Dittes 2003-5-22 10195 Shasta Cottonwood, Cottonwood, about 11 air miles east/northeast, 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 air miles west/southwestof Darah Springs State Fish Hatchery 250 Comment
  CDA20111  Plagiobothrys canescens J. Westphal 2003-4-18 PDR 1407051 Shasta Northern California; North Old Oasis Rd in Redding. 0 Comment
  OBI53653  Plagiobothrys canescens Walter S. Lennon 1980-4-6 s.n. Shasta Millville Plains Rd 0.6 mi S of hwy 44, Millville Comment
  CHSC63556  Plagiobothrys glyptocarpus var. glyptocarpus Vernon H. Oswald; Lowell Ahart 1994-5-6 6182 Shasta Clikapudi Trail paralleling Clikapudi Creek, SW of Clikapudi Bay off of the Pit Arm of Shasta Lake. 350 Comment
  JEPS28544  Plagiobothrys hispidulus George W. Gillett 1957-7-8 673 Shasta along creek 1/4 mi s Burney Hy. (5.8 mi ne of Manzanita Lake Ranger Station); Lassen Volcanic National Park, Lost Creek 1584 Comment
  CAS-BOT-BC230995  Plagiobothrys hispidulus George W. Gillett 1957-7-4 654 Shasta Lassen Volcanic National Park. Manzanita Lake, margin on SE shoreline, about 200 yards W of Sunset Campground 1783 Comment
  SEINET5732075 Image available Plagiobothrys nothofulvus J. Maze 1971-1 804 Shasta Junction Hwy 44 and Anderston Rd. Comment
  SEINET12271394  Plagiobothrys scouleri Unknown 1940-1 40484 Shasta Hatchet Mt Comment
  CHSC9248  Plagiobothrys tenellus G. Strausbaugh 1970-4-18 44 Shasta .5 mi. nw past Whiskeytown Dam e side of Kennedy Memorial Hwy. 20 yds. above lake. 376 Comment
  HSC103530  Plagiobothrys tenellus Thomas W. Nelson, Jane Nelson 1982-5-15 6875 Shasta Along Lewiston Turnpike, 2.8 mi. from junction with State Route 299 610 Comment
  HSC49791  Plagiobothrys tenellus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9851 Shasta 1 mi. N of bridge over Brown's Creek on County Line Rd. 671 Comment
  UC54554 Image available Plagiobothrys tener H. M. Hall and E. B. Babcock Jun 1903 4162 Shasta meadow near Bear Creek (ne Shasta County); Sierra Nevada Mountains; North-eastern Shasta Co. 1280 Comment
  RSA97063  Plantago coronopus J. T. Howell 1954-4-26 29179 Shasta Just 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
  CHSC61107  Plantago lanceolata Vernon H. Oswald 1993-7-12 5686 Shasta Lassen Volcanic National Park. Intersection of Hwys. 89 and 44, just outside of the park boundary, Manzanita Lake entrance. 1755 Comment
  UCD14427  Plantago lanceolata R. M. Rhode 1984-5-26 s.n. Shasta Shasta County; along Salt Creek Road and Interstate 5; 373 Comment
  CHSC27783  Platystemon californicus James T. Nicol 1978-3-27 8 Shasta Ca. 3.7 mi ese of Ono on Platina Rd. 289 Comment
  UC72708  Platystemon californicus Milo S. Baker 1896-5-7 7 Shasta Redding Comment
  UC416764  Plectritis brachystemon Franklin P. Nutting Shasta Burney Valley Comment
  UC890285  Plectritis brachystemon Alice Eastwood 1912-6-28 695 Shasta Burney 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
  CHSC62009  Plectritis macrocera K. L. Warren 1993-4-10 12 Shasta 3 yds. s of Clines Gulch rd., 3 mi. e of French Gulch. 487 Comment
  UC1094739  Plectritis macrocera Francia Chisaki with I. Tavares 1956-5-20 722 Shasta Burney Falls State Memorial Park 914 Comment
  JEPS28284  Poa bolanderi George W. Gillett 1957-8-9 Shasta near Summitt Lake Ranger Station (Cliff Lake Trail 100 yds above hwy); Lassen Volcanic Nat'l Park 2042 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
  UCD90606  Poa bulbosa Alan A. Beetle; G. L. Stebbins Jr. 1942-5-30 3361 Shasta northeastern part of county, at McArthur. Comment
  UCD32749  Poa compressa Beecher Crampton 1954-7-9 2201 Shasta Shasta County, 1.8 miles west of Burney, along US highway 299. 914 Comment
  JEPS101870  Poa fendleriana subsp. longiligula Dean W. Taylor 1975-8-24 5446 Shasta vicinity of Magee Peak; Lassen National Forest, Thousand lakes Wilderness 2499 Comment
  CAS-BOT-BC255922  Poa nervosa George W. Gillett 1957-8-8 982 A Shasta Lower se. slopes of Lassen Peak beyond first switchback above the Hemlock Flat, Lassen Volcanic National Park 2651 Comment
  SEINET10596995  Poa nervosa Alan A. Beetle 1941-6-30 Beetle 2848 Shasta Lassen Nat'l Forest, banks of Hat Creek, sandy soil. 1219 Comment
  CAS-BOT-BC255238  Poa pringlei Lewis S. Rose 1945-9-4 45251 Shasta Summit Lassen Peak Highway, Lassen Volcanic National Park 2590 Comment
  CAS-BOT-BC237663  Poa secunda C. L. Hitchcock 1940-5-27 6634 Shasta Near McArthur Comment
  CHSC93288  Poa secunda subsp. secunda R. Fischer 2005-5-22 537 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected in vicinity of camp 7 in open pine/juniper woodland. 1014 Comment
  UC820825  Poa secunda subsp. secunda Alice Eastwood Jun 29 1912-Jul 11 1912 921 Shasta Goose Valley Comment
  UCD91992  Poa wheeleri G. F. Hrusa; T. D. Wilfred 1996-6-11 13021 Shasta Lassen National Forest. E side of Hwy 89, approx. 1/2 mile north of Old Station Trailer Park, and between USFS N99 and N91. 1385 Comment
  JEPS62481  Pogogyne zizyphoroides R. F. Hoover 1937-5-19 2275 Shasta 4 miles East of Redding. Comment
  OBI77203  Polygala cornuta Anthony Baniaga 2011-7-25 514 Shasta Lassen NF. Along Hat Crk trl, ca 1/4 mi Se of Bridge campground. Old Station quad t33N R5E sec 9 SW of SW 1176 Comment
  UC54492  Polygala cornuta var. cornuta H. M. Hall and E. B. Babcock June, 1903 4021 Shasta Sacramento River Upper Sacramento Valley 426 Comment
  UC1326271  Polygonum amphibium var. stipulaceum Milo S. Baker 1947-8-13 11988 Shasta Summit Lake Mt. Lassen Nat. Park 2042 Comment
  UC727133  Polygonum davisiae A. A. Heller 1941-8-11 16282 Shasta ridge near head of Little Hot Springs Valley; Lassen Volcanic National Park Comment
  SEINET10479645  Polygonum davisiae Mary Susan Taylor 1980-6-25 Taylor 2974 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
  CAS-BOT-BC414576  Polygonum douglasii Alice Eastwood 1912-6-28 691 Shasta Burney Comment
  SEINET10479344  Polygonum douglasii Mary Susan Taylor 1980-7-31 Taylor 3197 A Shasta On W side of 36N75, ca. 0.1 mi N of Clear Creek Campground, in dry stony meadow. 1036 Comment
  UC1543751  Polygonum douglasii subsp. douglasii Harold and Virginia Bailey 1948-8-27 2879 Shasta Badger Flat Lassen Volcanic National Park Comment
  UC485768  Polygonum minimum H. F. Copeland 1932-8-15 Shasta woods between Hat Lake and Summit Lake; Mt. Lassen 1981 Comment
  CAS-BOT-BC419866  Polygonum polygaloides subsp. confertiflorum Alice Eastwood 1912-6-29 1022 Shasta Goose Valley Comment
  JEPS51277  Polygonum polygaloides subsp. confertiflorum W. L. Jepson 1914-8-10 5755 Shasta Upper Fall River Valley, ne Shasta County Upper Fall River Valley 1036 Comment
  UC850165  Polygonum polygaloides subsp. confertiflorum A. A. Heller 1938-6-24 15230 Shasta just e McArthur 1036 Comment
  UC850166  Polygonum polygaloides subsp. confertiflorum Lewis S. Rose 1940-6-11 40494 Shasta Fall River Mills 1005 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
  UC1543749  Polygonum shastense Harold and Virginia Bailey 1948-8-27 2945 Shasta Lassen Peak trail Lassen Volcanic National Park 2590 Comment
  UC850383  Polygonum shastense Alice Eastwood Aug 22 1912-Aug 26 1912 1856 Shasta Lassen Butte Comment
  CAS-BOT-BC421049  Polygonum spergulariiforme A. A. Heller 1916-9-2 12642 Shasta Between the McCloud and Sacramento Rivers Comment
  SBBG1709  Polygonum spergulariiforme H. and M. Dearing 1938-6-30 2220 Shasta rd to Susanville 25 mi S of Burney Comment
  CDA2356  Polypogon maritimus T. C. Fuller 1964-6-23 12243 Shasta North side of Hwy. 299 to Weaverville, ca. 5 miles west of Whiskeytown post office. 0 Comment
  CHSC32940  Polystichum imbricans J. P. Smith; J. O. Sawyer, T. W. Nelson 1978-5-7 9841 Shasta Along Forest Service Road 31N02 (County Line Road) at junction with trailhead to Blue Nose Peak. 1280 Comment
  UCD136488  Polystichum imbricans G. F. Hrusa 1996-5-2 12913 Shasta Lassen National Forest, near corner of Hwy 89 and USFS S16, on E side of 89. 1550 Comment
  CAS-BOT-BC76721  Polystichum lemmonii Charles Edward Faxon 1878-7-12 s.n. Shasta Near Mt. Shasta Comment
  RSA693358  Polystichum lemmonii H. H. T 484 Shasta Mt. Eddy [County unknown not on label, Vague Locality] 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-BC102967  Populus trichocarpa Hans Leschke 1960-8-9 1754 Shasta Manzanita Lake 1781 Comment
  SEINET10460753  Porterella carnosula Gillett 1957-7-1 GILLETT 630 Shasta Margin of vernal pond; summit of Table Mountain 2012 Comment
  CHSC55317  Potamogeton crispus L. P. Janeway 1991-6-15 4038 Shasta Battle Creek Wildlife Area. Along north side of Battle Creek; ca 1 1/4 mi east of the Sacramento River. Down-creek end of gravel bar. 120 Comment
  CAS-BOT-BC452129  Potamogeton crispus L. P. Janeway 1991-6-15 4038 Shasta Battle Creek Wildlife Area. Along north side of Battle Creek; ca 1 1/4 mi east of the Sacramento River. 120 Comment
  RSA768283  Potamogeton nodosus Justin M. Wood 2010-9-1 2514 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
  CHSC58037  Potentilla drummondii Vernon H. Oswald 1992-6-1 4963 Shasta Lassen Volcanic National Park. Meadow at the W end of the S arm of Horseshoe Lake. 1996 Comment
  CHSC58038  Potentilla flabellifolia Vernon H. Oswald 1992-6-1 4966 Shasta Lassen Volcanic National Park. South edge of the meadow at the W end of the S arm of Horseshoe Lake. 1996 Comment
  UC1036330  Potentilla flabellifolia George W. Gillett 1952-8-17 203 Shasta Upper King's Creek Meadow Lassen Volcanic National Park 2240 Comment
  UC726486  Potentilla flabellifolia A. A. Heller 1942-8-3 16520 Shasta western end of King Creek Meadow (Upper King Creek) Lassen Volcanic National Park (Lassen Park) Comment
  CAS-BOT-BC141669  Potentilla flabellifolia Paul F. Covel 1937-7-18 798 Shasta King's Creek Camp, Mt. Lassen Nat park Comment
  RSA85807  Potentilla glandulosa subsp. ashlandica F. W. Peirson 1932-7-13 10173 Shasta Shores of Lake Eiler, Thousand-Lake Basin. 1951 Comment
  CHSC93227  Potentilla glandulosa subsp. globosa R. Fischer; Jenny Marr 2004-5-26 412 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge of the Modoc Plateau. Collected N shore, E side, Big Lake. 1010 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
  RSA702134  Potentilla millefolia R. D. Fischer 2004-5-26 253 Shasta Ahjumawi Lava Springs State Park, 3 miles N of McArthur, on Western edge of Modoc Plateau. Between Big Lake and Horr Pond. 1009 Comment
  JEPS120913  Potentilla rivalis Lowell Ahart, John Dittes 2013-6-9 18794 Shasta Hollenbeck Field, 950 feet E of Rat Farm Boat Launch, 3.4 air miles N of McArthur, Fall River Valley, McArthur Swamp. Comment
  CAS-BOT-BC158192  Prunus emarginata Alice Eastwood 1912-6-29 928 Shasta Goose Valley Comment
  UC1036254  Prunus emarginata George W. Gillett 1952-7-15 80 Shasta s side of lower Twin Lake, Lassen Volcanic National Park Twin Lake; Lassen Volcanic National Park, Twin Lake 2026 Comment
  CAS-BOT-BC154667  Prunus subcordata James McMurphy 1914-4-1 s.n. Shasta Pitt Comment
  RSA304837  Prunus subcordata James R. Shevock 1971-4-9 940 Shasta Shasta Lake. Comment
  CAS-BOT-BC156395  Prunus virginiana var. demissa Elmer I. Applegate 1929-6-23 5873 Shasta [Pitt] Pit River near Fall River Mills, eastern Shasta County 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
  HSC48469  Prunus virginiana var. demissa J. P. Smith 1978-5-13 9916 Shasta Trinity National Forest: Basin Gulch Campground 854 Comment
  SJSU538  Prunus virginiana var. demissa G. Witherspoon 1940-6-25 2095 Shasta McArthur Burney Falls State Park 1219 Comment
  CAS-BOT-BC156388  Prunus virginiana var. demissa Wm. F. Herrin 1920-10-1 s.n. Shasta Shasta Springs Comment
  UCD91492  Pseudoroegneria spicata A. A. Beetle 1944-8-15 3019 Shasta 9 mi. east of Burney, Jct. of Hat Creek and Pitt River. NE corner of Shasta Co. Comment
  UCD91497  Pseudoroegneria spicata Alan A. Beetle 1945-5-20 3991 Shasta West of Burney. Comment
  CAS-BOT-BC80163  Pseudotsuga menziesii J. G. Lemmon & Wife s.n. Shasta Near Mt. Shasta Comment
  SEINET10530924  Pseudotsuga menziesii Mary Susan Taylor 1980-7-31 Taylor 3197 Shasta T36N R6W ne sec 22, Schell Mt quad. Shasta-Trinity Natl Forest, on E side of rd 36N73, ca. 1 mi W of its jct with 33N07, ca. 0.7 mi N of Damnation Peak, ca. 12 mi E of Lamoine on I5. 1372 Comment
  JEPS40495  Psilocarphus brevissimus var. brevissimus R. F. Hoover 1937-5-19 2276 Shasta 4 mi e Redding Comment
  CAS-BOT-BC146423  Ptelea crenulata Alice Eastwood 1912-7-26 1424 Shasta Kennet Comment
  SJSU915  Ptelea crenulata J. W. Tilden 1946-6-17 1005 Shasta N of Redding on N bank Sacramento R Comment
  SD240771  Pteridium aquilinum var. pubescens G. K. Helmkamp, E. A. Helmkamp 2009-6-10 14936 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
  CHSC84050  Pterostegia drymarioides Lowell Ahart; John Dittes 2003-5-22 10206 Shasta North rim of Battle Creek, at the end of the poor dirt road, about 350 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
  HSC89759  Puccinellia howellii Craig Martz 1988-6-14 274 Shasta N side of Willow Creek at Junction of Hwy. 299 & Crystal Creek Road (0.8 mile NW of Tower House) 415 Comment
  RSA86625  Purshia tridentata var. tridentata F. W. Peirson 1932-7-12 10166 Shasta Rim of Red Crater. Thousand-Lake Basin. 1982 Comment
  CAS-BOT-BC462791  Pyrola dentata Alice Eastwood 1912-7-12 1039 Shasta Burney Butte Comment
  SEINET198558  Pyrola picta George W. Gillett 1953-8-6 319 Shasta slopes of Chaos Crags Crater, 2012 Comment
  SEINET6072277  Pyrola picta Kenneth Heil, Heil, Marilyn 2014-7-16 35225 Shasta Lassen National Forest. State Highway 44 ca 2.5 miles from the junction with State Highway 89, Lassen National Park Highway. Comment
  UC1736006  Pyrola picta subsp. dentata Dean Wm. Taylor with Ingrid Olmsted 1975-8-24 311 Shasta and vicinity Magee Peak (Thousand Lakes Wilderness, Lassen Nat'l Forest); Lassen Nat'l Forest, Thousand Lakes Wilderness 2438 Comment
  UCD135390  Pyrrocoma apargioides Dean Wm. Taylor; Ingrid Olmsted 1975-8-24 5447 Shasta Lassen National Forest: Thousand Lakes Wilderness, Magee Peak and vicinity. 2438 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
  HSC98258  Quercus berberidifolia Maggie Wolfe, Scott Brush, Ross Jones 1990-3-31 1 Shasta Next to Hwy. A16 1.0 mi N of Hwy. 36 732 Comment
  CAS-BOT-BC68631  Quercus chrysolepis Elmer I. Applegate 1929-6-22 5825 Shasta Near Ingot Comment
  CAS-BOT-BC68633  Quercus chrysolepis E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  CDA19820  Quercus douglasii P. Akers 2002-5-2 s.n. Shasta Northern California; Redding, Airport Rd, just S of Hwy 44. 170 Comment
  RSA2596  Quercus douglasii J. T. Howell 1928-8-31 1187 Shasta 10 miles east of Burney 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
  UC61645  Quercus douglasii Geo. B. Grant Sep 1902 5265 Shasta Redding Mount Shasta 0 Comment
  HSC71875  Quercus durata var. durata Thomas W. Nelson, Jane P. Nelson 1980-6-22 5834 Shasta Shasta-Trinity National Forest, junction of FS Rd. 41 and FS Rd. 28N08 1220 Comment
  HSC71876  Quercus durata var. durata Thomas W. Nelson, Jane P. Nelson 1980-6-22 5835 Shasta Shasta-Trinity National Forest, junction of FS Rd. 41 and FS Rd. 28N08 1220 Comment
  HSC72299  Quercus durata var. durata J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9623 Shasta Trinity National Forest, road above Beegum Gorge Campground Comment
  CAS-BOT-BC94629  Quercus garryana W. R. Dudley 1899-8-17 s.n. Shasta near Burney Falls Comment
  UC1135624  Quercus garryana var. breweri P. L. Johannsen 1933-6-28 186 Shasta Clear Creek Weaverville Quad. 487 Comment
  CHSC65634  Quercus garryana var. garryana L. P. Janeway 1995-7-3 4832 Shasta 3000 ft north of Bluejay Mountain; along Road 35N46 5.3 mi north of Fenders Ferry Road (Rd 27). 929 Comment
  RSA2597  Quercus garryana var. garryana E. R. Johnson 1928-8-30 1185 Shasta Five miles east of Burney. Comment
  HSC48885  Quercus kelloggii J. P. Smith 1977-4-16 9005 Shasta Tom Green Mine Rd., 0.8 mi. from its junction with Main St. in French Gulch 457 Comment
  HSC98271  Quercus kelloggii J. K. Clark 1964-3-25 Shasta In back of 1522 Ridge Dr., Redding 174 Comment
  SEINET4291706 Image available Quercus kelloggii Unknown 1913-1 347 Shasta Shasta Forest; high bank overlooking Swift Creek. Comment
  UCD14995  Quercus lobata John M. Tucker 1970-5-3 4183 Shasta California, Shasta Co.; Highway 299 ca. 2 mi. southwest of Round Mountain; Comment
  UCD46859  Quercus lobata J. I. Mallory 1966-5-1 258 Shasta Two miles north of Round Mountain, one mile east of Highway 299, Montgomery Creek Quadrangle 22B3. Comment
  UC60992  Quercus lobata Geo. B. Grant Sep 1902 5266 Shasta Redding Mount Shasta 0 Comment
  JEPS37963  Quercus wislizeni W. L. Jepson 1914-8-15 6187 Shasta Delta 396 Comment
  CDA13039  Ranunculus alismifolius G. F. Hrusa, T. D. Wilfred 1996-6-1 12969 Shasta Lassen National Forest; Bunchgrass Valley. N side of USFS S16 approx. 3 mile N of Hwy 44 intersection & nr inters. of USFS N18. Comment
  JEPS28457  Ranunculus alismifolius var. alismellus George W. Gillett 1957-7-1 632 Shasta Table Mt Lassen Volcanic National Park (summit) 2011 Comment
  UC54281  Ranunculus alismifolius var. alismellus H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4307 Shasta Mill Creek Canyon Mount Lassen 2438 Comment
  CAS-BOT-BC379426  Ranunculus alismifolius var. alismellus Roxana Ferris; Laura Lorrains 1941-8-10 10450 Shasta Lassen National Park, upper meadows of Kings Creek 2240 Comment
  CHSC110798  Ranunculus alismifolius var. hartwegii Dean Wm. Taylor 2013-4-25 21339 Shasta Cascade Ranges. Bunchgrass Valley: 1584 Comment
  CAS-BOT-BC380418  Ranunculus alismifolius var. hartwegii Alice Eastwood 1912-6-29 980 Shasta Goose Valley Comment
  CHSC13855  Ranunculus aquatilis var. capillaceus J. Grove 1973-4-28 89 Shasta Collected from Fall River at Glenburn. 1005 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
  SD64396  Ranunculus aquatilis var. diffusus Darley F. Howe 1966-8-31 4305 Shasta On hwy #89, 14.4 miles south of north entrance to Lassen National Forest 1310 Comment
  SEINET3450727  Ranunculus arvensis Lowell Ahart, John Dittes 2003-5-22 10212 Shasta Cottonwood, Cottonwood, about 12 air miles east/northeast, 2.8 air miles west/southwestof Darah Springs State Fish Hatchery, about 1/8 miles south of the Coleman Canal, about 250 yards northeast of the barn, north side of poor dirt road 250 Comment
  JEPS60716  Ranunculus canus C. F. Rose 1935-2-24 3 Shasta about 4 mi w Redding 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
  UCR206052  Ranunculus occidentalis George K. Helmkamp, E. A. Helmkamp 2009-6-11 14981 Shasta Southern Cascade Range, '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
  UCD96816  Ranunculus occidentalis G. F. Hrusa 1992-5-3 10485 Shasta under power lines just N of Big Bend. Comment
  CHSC88734  Ranunculus occidentalis var. occidentalis R. Fischer; J. Marr 2004-5-27 248 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located 400' n. Camp 7. 1013 Comment
  HSC27300  Ranunculus occidentalis var. occidentalis J. P. Smith 1972-3-19 5078 Shasta Along Hwy. 299, 8.2 mi. W of turnoff to Oak Run Comment
  HSC49826  Ranunculus occidentalis var. occidentalis J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9817 Shasta Road to Deer Lick Springs, 0.2 mi. from its junction with Hwy. 36 854 Comment
  UC54286  Ranunculus orthorhynchus var. orthorhynchus H. M. Hall and E. B. Babcock June, 1903 4157 Shasta Bear Flat Sierra Nevada Mountains 1310 Comment
  CHSC96294  Ranunculus sceleratus var. sceleratus R. Fischer 2006-7-20 911 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
  POM187535  Rhamnus californica Marcus E. Jones 1931-7-16 28999 Shasta Pitt River Bridge. Comment
  RSA3384  Rhamnus californica subsp. occidentalis Carl B. Wolf 1931-9-1 2387 Shasta Along Sacramento River, 11 miles S of Dunsmuir (1 mile S of Flume Creek). 610 Comment
  UC592942  Rhamnus californica subsp. occidentalis Carl B. Wolf 1931-9-1 Shasta 11 mi s Dunsmuir (along the Sacramento River, 1 mi s of Flume Creek or 0.8 mi n of Mears Creek); Sacramento River 609 Comment
  RSA83056  Rhamnus purshiana Verne Grant, Alva Grant 8002 Shasta just E of Hatchet Creek Summit, Hatchet Mtn, on Hwy 299 1220 Comment
  UC592712  Rhamnus rubra Carl B. Wolf 1934-7-7 Shasta 0.8 mi n Mears Creek (w side of Sacramento River); Sacramento River 609 Comment
  RSA390658  Rhamnus rubra Christopher Davidson 1975-6-6 2716 Shasta 20 miles E of Redding on Hwy 44, on edge on unused but fairly new access road off Hwy 44. 640 Comment
  RSA95296  Rhamnus rubra subsp. obtusissima F. W. Peirson 1932-7-13 10179 Shasta SW of Red Crater, Thousand-Lake Basin 1951 Comment
  RSA14355  Rhamnus tomentella subsp. tomentella Elmer I. Applegate 1929-6-23 5824 Shasta Ingot. Comment
  UC144508  Rhamnus tomentella subsp. tomentella A. A. Heller 1905-5-26 7859 Shasta near Redding Comment
  CAS-BOT-BC56581  Rhododendron columbianum Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak 1828 Comment
  CAS-BOT-BC56583  Rhododendron columbianum Hans Leschke 1960-8-5 1693 Shasta Big Bear Lake 2042 Comment
  UC413094  Rhododendron occidentale Lewis C. Rosenbaum 1916-6-3 Shasta Castella Comment
  POM161481B  Rhododendron occidentale var. californicum Franklin P. Nutting 1894-5-25 s.n. Shasta Cedar Run Comment
  CAS-BOT-BC200353  Rhododendron occidentale var. paludosum Elmer I. Applegate 1929-6-23 5851 Shasta Montgomery Creek Comment
  HSC100058  Rhus aromatica J. P. Smith, & J. O. Sawyer 2010-5-8 12857 Shasta Along County Rd. A16. 357 Comment
  UC73091  Ribes Milo S. Baker 1898-7-9 414 Shasta near summit Tamarack Road Comment
  CAS-BOT-BC108754  Ribes cereum Ellsworth Bethel 1923-4-21 1033 Shasta Fall River Mills. Comment
  HSC49785  Ribes inerme J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9827 Shasta Deer Lick Springs Rd., 2 mi. from its junction with Hwy. 36 915 Comment
  SBBG127288  Ribes inerme var. inerme A. Baniaga 2011-7-12 448 Shasta Hat Crk, at Twin Bridges Cmpgrd, Lassen Nat Forest; W Prospect Peak quadrangle 1460 Comment
  CAS-BOT-BC168852  Ribes inerme var. klamathense C. L. Hitchcock 1940-5-24 6559 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills Comment
  CHSC61103  Ribes montigenum Vernon H. Oswald; Lowell Ahart 1993-7-27 5725 Shasta Lassen Volcanic National Park. Slope S of the lower lake in Blue Lake Canyon. 2072 Comment
  UC11628  Ribes nevadense Milo S. Baker 1893-6 Shasta Bear Valley Mts. Comment
  RSA0023145  Ribes nevadense F. W. Peirson 1932-7-14 10161 Shasta Thousand-Lake Basin. 1951 Comment
  CHSC110538  Ribes roezlii Julie Kierstead Nelson; M. Lenz, R. Posey, Don Lepley, B. Montagne 2012-8-31 2012 -091 Shasta Forest Road 37N30 along Peavine Creek, north of Pit River, west of hwy 89, south of Red Mountain, near Pacific Crest Trail; southern Cascades. 1533 Comment
  UC54299  Ribes roezlii H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4319 Shasta near Soupan Springs; Mount Lassen 2286 Comment
  UCD102458  Ribes roezlii G. F. Hrusa; T. D. Wilfred 1996-6-10 12956 Shasta Lassen National Forest. Near summit of Eskimo Grade on Hwy 44. 1831 Comment
  CHSC57385  Ribes roezlii Helen L. Parker 1990-4-15 155 Shasta N. side of 299 E 200 ft. N. of 4000 ft. elevation marker on Hatchet Mountain. 1219 Comment
  RSA0018031  Ribes roezlii C. L. Hitchcock 1940-5-24 6544 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills. Comment
  CAS-BOT-BC198872  Ribes roezlii var. amictum Alice Eastwood 1917-9-2 6700 Shasta Shasta Springs Comment
  CAS-BOT-BC186281  Ribes roezlii var. roezlii Ellsworth Bethel 1923-4-21 s.n. Shasta Fall River Mills Comment
  HSC65654  Ribes roezlii var. roezlii J. P. Smith, J. O. Sawyer 1973-4-14 6088 Shasta 3.8 mi. E of Buckhorn Summit on Hwy. 299 640 Comment
  CAS-BOT-BC186274  Ribes roezlii var. roezlii W. R. Dudley 1899-8-17 s.n. Shasta Divide west of Burney Valley Comment
  CAS-BOT-BC173961  Ribes viscosissimum Ellsworth Bethel 1923-6-14 s.n. Shasta Cow Creek, Ranger Station Comment
  CHSC93273  Rigiopappus leptocladus R. Fischer 2005-4-20 647 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected off Juniper Trail 300 yds north-east of camp 7 in YPF. 1021 Comment
  JEPS105234  Romanzoffia sitchensis Dean W. Taylor 1993-7-9 13804 Shasta Trinity Mountains; Gray Rocks; ca. 10 air miles WSW of Dunsmuir 2072 Comment
  UC1128615  Rosa californica P. L. Johannsen 1933-6-2 179 Shasta Eagle Creek Weaverville Quadrangle Comment
  CAS-BOT-BC146734  Rosa gymnocarpa Alice Eastwood 1912-7-12 1030 Shasta Burney Butte Comment
  CAS-BOT-BC146729  Rosa gymnocarpa C. R. Quick 1953-8-2 53 -89 Shasta NE. of Montgomery Creek Comment
  SEINET10871307  Rosa gymnocarpa Mary Susan Taylor 1980-6-10 Taylor 2823 Shasta Roadside, a few ft N of turnoff to Wards Cabin, ca. 0.5 mi SE of Sims Flat Camp ground, Shasta Natl Forest. 549 Comment
  JEPS90474  Rosa multiflora Dean W. Taylor 1992-4-19 12602 Shasta along Forest Rd. #27 0.5 mi. s. of crossing of Smith Creek Smith Creek; Shasta Lake Region, Squaw Creek canyon 396 Comment
  JEPS45696  Rosa pisocarpa W. L. Jepson 1914-8-15 6182 Shasta Delta 396 Comment
  UC528031  Rosa woodsii var. ultramontana Elmer I. Applegate 1929-5-24 5876 Shasta s Bieber (e Shasta Co.); Big Valley Comment
  SEINET10540295  Rubus Jeffrey Huber 1971-6-10 Huber 290 Shasta 15 miles s of weed, on i-5 Comment
  RSA86828  Rubus leucodermis F. W. Peirson 1932-7-13 10165 Shasta W of Red Crater, Thousand Lake Basin. 1951 Comment
  UCR206741  Rubus parviflorus George K. Helmkamp, E. A. Helmkamp 2009-6-11 14966 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
  CAS-BOT-BC147306  Rubus parviflorus E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  HSC23328  Rubus ursinus G. Strausbaugh 1970-4-26 50 Shasta S side of Whiskeytown Hwy. and the creek 30 ft. from the waters edge 373 Comment
  SD104429  Rumex acetosella Reid Moran 1978-6-25 26091 Shasta In open woods west of Little Roaring Creek. 725 Comment
  SD237574  Rumex acetosella G. K. Helmkamp, E. A. Helmkamp 2009-6-10 14943 Shasta Southern Cascade Range: Alvord Road, p.2 mile south of ites junction with CA-44, junction is 1.1 miles east of Shingletown (Shingletown 7.5'Q) 938 Comment
  UCR206043  Rumex acetosella George K. Helmkamp, E. A. Helmkamp 2009-6-10 14943 Shasta Southern Cascade Range, Alvord Road, 0.2 mile south of its junction with CA-44, junction is 1.1 miles east of Shingletown 938 Comment
  CAS-BOT-BC422217  Rumex acetosella Mrs. D. B. McAllister 1918-4-29 49 Shasta Ydalpom Comment
  UCD70551  Rumex acetosella Susan Mazer 1982-7-1 s.n. Shasta Castle Crags. Comment
  CAS-BOT-BC433399  Rumex crispus A. A. Heller 1905-5-26 7875 Shasta Near the railroad one mile above and near Redding Comment
  CHSC93335  Rumex fueginus R. Fischer 2005-7-18 598 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected from a meadow east of the Bowman drainage ditch and west of the old Ranger Station on the western edge of the park. 1011 Comment
  UCD80675  Rumex salicifolius CNPS SN Foothill Team 2006-5-16 SNNR 0964 d Shasta Shasta Land Trust Easement, Hathaway Ranch, on the north-most border of the property. 210 Comment
  CAS-BOT-BC434024  Rumex salicifolius Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley Comment
  CHSC8755  Sagittaria S. Chulasmai 1966-4-30 16 Shasta 0.5 mile from Hat Creek River. Comment
  CAS-BOT-BC445683  Sagittaria cuneata Gary Schoolcraft 1985-6-13 1427 Shasta 2 1/2 mi. w. of Popcorn Cave. 36-5-18 SE 1097 Comment
  CDA7775  Sagittaria lancifolia Caryn Moen 2007-10-25 PDR# 1361280 Shasta Palo Cedro 0 Comment
  JEPS111023  Salix J. K. Nelson 2001-5-3 2001 -10 Shasta Gilman Road, McCloud River Bridge, Shasta Lake. 365 Comment
  UC1786438  Salix Edward L. Smith 1966-4-1 712 Shasta Willow thickets in large sw-facing medow at foot of sawmill effluent, Shasta, California. Comment
  POM360940  Salix arctica E. B. Copeland 1931-8-16 s.n. Shasta Mount Lassen, Shasta County. On the S shore of Emerald Lake 2370 Comment
  CAS-BOT-BC102839  Salix boothii C. R. Ball; H. P. Bracelin; Beryl Kautz 1931-5-30 383 Shasta Mount Lassen, above highway about 1.5 km. west of Helen Lake 2370 Comment
  POM218992  Salix boothii Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 384 b Shasta Mount Lassen. Above Hwy about 1.5 km W of Helen Lake. 2370 Comment
  RSA5711  Salix boothii Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 385 Shasta Mount Lassen. Above Hwy about 1.5 km W of Helen Lake. 2370 Comment
  UC452720  Salix boothii E. B. Copeland 1931-8-17 4 Shasta above Mineral Rd. Mt. Lassen 2286 Comment
  UCD110745  Salix boothii John Thomas Howell 1960-8-23 36448 Shasta Lassen Loop above Little Hot Springs Valley. 2407 Comment
  CAS-BOT-BC102819  Salix boothii Hans Leschke 1960-9-9 1811 Shasta Kings Creek Cascades, Lassen Volcanic National Park 2133 Comment
  UC1608332  Salix eastwoodiae J. Kierstead 1991-4-12 90 -5 Shasta at Saddle Gulch Saddle Gulch (Mad River Rd. (Forest Service Rd. 30)); Shasta-Trinity Nat'l Forests, Yolla <Bolla> Ranger Dist. 975 Comment
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Jul 8 2011
  UC452721  Salix eastwoodiae E. B. Copeland 1931-8-17 5 Shasta above Mineral Rd. Mt. Lassen 2286 Comment
  HSC85698  Salix exigua var. hindsiana J. P. Smith, J. O. Sawyer 1982-5-8 10358 Shasta 0.7 mi. N of French Gulch 640 Comment
  HSC72333  Salix gooddingii J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 Shasta County Rd. A16, 1.6 mi. from its junction with Hwy. 36 732 Comment
  CAS-BOT-BC103996  Salix gooddingii Gordon H. True 1968-8-6 4577 Shasta Ca. 3.5 miles south of Anderson on Anderson-Cottonwood Highway 131 Comment
  SEINET4855855  Salix gooddingii var. variabilis Mrs. H. P. Bracelin 1931-6-28 481 Shasta Redding. 180 Comment
  CAS-BOT-BC107821  Salix hindsiana A. A. Heller 1918-5-12 13024 Shasta On the McCloud River near the fish hatchery in shale in the yellow pine and oak belt. Comment
  CAS-BOT-BC106887  Salix jepsonii Hans Leschke 1960-9-9 1809 Shasta Kings Creek Cascades 2133 Comment
  CAS-BOT-BC106892  Salix jepsonii W. B. C. 1939-8-10 13856 Shasta On the bottom of Mud Creek Canyon 1828 Comment
  OBI77294  Salix lasiandra subsp. lasiandra Anthony Baniaga 2011-6-18 377 Shasta Lassen NF. Bidwell Pond. Murken Bench Quad T34N R4E sec 1 sW of SE 1015 Comment
  UC481922  Salix lasiandra subsp. lasiandra Mrs. H. P. Bracelin 1931-6-29 484 Shasta ca. 1 km. w. Ingot (edge of Montgomery Creek) 315 Comment
  RSA0038287  Salix lasiandra var. lancifolia H. P. Bracelin 1931-7-1 504 Shasta Sacramento River, 7 km. north of La Moine. 450 Comment
  UCSB980  Salix lasiolepis Kraebel, C. 1933-9-23 Shasta Redding quadrangle; East of Trinity N.F.; Kennett smelter fume area; sec. 10, T 33N, R 5W 198 Comment
  CAS-BOT-BC124502  Salix lasiolepis var. lasiolepis L. E. Smith 1914-4-26 644 Shasta near Castella Comment
  CAS-BOT-BC124506  Salix lasiolepis var. lasiolepis L. E. Smith 1913-8-12 623 Shasta Clear Creek Comment
  CAS-BOT-BC124518  Salix lasiolepis var. lasiolepis L. E. Smith 1914-3-18 578 Shasta Keswick 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-BC124638  Salix lemmonii Hans Leschke 1960-8-10 1786 Shasta Lassen Volcanic National Park. Badger Flat Road near Hat Lake 1950 Comment
  CAS-BOT-BC124864  Salix lemmonii Hans Leschke 1960-8-8 1727 Shasta Dersch Meadows 2011 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
  POM220463  Salix lucida subsp. lasiandra H. P. Bracelin 1931-7-1 504 Shasta Sacramento River. 7 km N of La Moine. 450 Comment
  CAS-BOT-BC125677  Salix melanopsis Mrs. H. P. Bracelin 1931-6-29 483 Shasta About 1 km. west of Ingot, edge of Montgomery Creek 315 Comment
  CAS-BOT-BC125680  Salix melanopsis A. A. Heller 1905-5-29 7885 Shasta On banks of the Sacramento at the bridge near Redding 156 Comment
  UC144295  Salix melanopsis A. A. Heller 1905-5-29 7885 Shasta near Redding Redding Comment
  UC436311  Salix petrophila E. B. Copeland 1930-8-5 Shasta beside lake Mt. Lassen 2700 Comment
  RSA92650  Salix scouleriana F. W. Peirson 1932-7-12 10135 Shasta N slope of Red Crater. Thousand Lake Basin. 1982 Comment
  CAS-BOT-BC225195  Salvia sonomensis Ellsworth Bethel 1923-6-17 s.n. Shasta Burney Comment
  CAS-BOT-BC225200  Salvia sonomensis L. E. Smith 1913-5-2 171 Shasta Kennet Comment
  RSA63069  Salvia sonomensis L. S. Rose 1950-5-7 50112 Shasta Near Lamoine 366 Comment
  HSC45445  Salvia sonomensis M. Alcasas 1978-5-13 82 Shasta 1/2 mi. from Hwy. 36 on USFS Rd. 1S02 854 Comment
  RSA29711  Salvia sonomensis Louis C. Wheeler 1935-4-28 3444 Shasta O Brien Creek off Sacramento River. (Mt. Diablo Meridian) 427 Comment
  RSA99347  Sambucus microbotrys F. W. Peirson 1932-7-14 10227 Shasta Eiler Butte, Thousand-Lake Basin 1951 Comment
  CAS-BOT-BC238871  Sambucus nigra subsp. caerulea Alice Eastwood 1912-6-29 947 Shasta Goose Valley Comment
  UC1543755  Sambucus racemosa var. microbotrys Harold and Virginia Bailey 1948-8-28 3067 Shasta Sulphur Works Lassen Volcanic National Park 2133 Comment
  RSA248659  Sanguisorba minor Christopher Davidson 1973-5-22 2096 Shasta Along Cow Creek. Along Hwy 299. Ca 15 miles E of Redding. 518 Comment
  HSC72319  Sanicula bipinnata J. P. Smith, J. O. Sawyer, T. W. Nelson 1978-4-9 9654 Shasta County Rd. A16, 4 mi. from its junction with Hwy. 36 732 Comment
  HSC49114  Sanicula bipinnatifida J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9714 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  POM82729  Sanicula graveolens Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  UCD118032  Sarcodes sanguinea Harland Frederick 1923-6-1 s.n. Shasta Mt. Lassen. Comment
  CDA5487  Scandix pecten-veneris Margaret Bellue 1942-5-12 Shasta Hathaway Brothers Ranch, Millville. 0 Comment
  CAS-BOT-BC283646  Schedonorus pratensis L. E. Smith 1914-7-4 740 Shasta Redding Comment
  RSA92161  Schoenoplectus acutus var. occidentalis F. W. Peirson 1932-7-14 10109 Shasta West of Lake Eiler, Thousand Lake Basin 1951 Comment
  CHSC96278  Scirpus acutus var. occidentalis R. Fischer 2006-7-23 934 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected along the shore line of Big Lake near the southern end and western side. 1008 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
  CHSC114698  Scleranthus annuus Caryn Moen 2011-6-8 Shasta Redding; 8026 Airport Road. Comment
  JEPS95276  Scleranthus annuus Vernon H. Oswald and L. Ahart 1994-4-27 6128 Shasta Bailey Cove Trail; Shasta Lake; McCloud River; 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
  UCD163084  Scleranthus annuus Jack Major 1967-3-30 s.n. Shasta E. Redding. (Exact location unknown. Coordinates estimated by label maker. Newspaper data states E. Redding ca. 10 mi. Specimen was georeferenced 10 miles E of Redding.) Comment
  UC1736190  Scleranthus annuus subsp. annuus Dean W. Taylor 1988-6-5 9782 Shasta Milleville Plains, under high-voltage, steel-tower powerlines 207 Comment
  RSA121045  Scribneria bolanderi J. T. Howell 1954-4-26 29178 Shasta Just west of Tower House. Comment
  UC1012177  Scrophularia californica subsp. floribunda Francis W. Pennell 1940-6-7 25719 Shasta 12 mi w Fall River Mills (Rte 299) 1066 Comment
  CHSC114632  Scutellaria antirrhinoides Sue Pappalardo 1993-5-30 446 A Shasta Shasta County, Yolla Bolla Ranger District. Located down Forest Service road 28N68 on west side at intersection with Forest Service road 29N92. 1530 Comment
  RSA699545  Scutellaria antirrhinoides R fischer, Jenny Marr 2004-5-24 219 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on eastern edge Modoc Plateau. Located along Spatter Cone Trail. 1027 Comment
  CHSC96287  Scutellaria galericulata R. Fischer 2006-7-22 924 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 near Bowman ditch, north side of park road, in 6 inches of flooded grassy meadow. 1010 Comment
  JEPS111357  Scutellaria galericulata R. Fischer 2006-7-22 924 Shasta Ahjumawi Lava Springs State Park, 3 mi N of McArthur, on the W edge of the Modoc Plateau. Collected on the W end of park near Bowman ditch, N side of park road. 1010 Comment
  UCD125677  Scutellaria galericulata Malcolm A. Nobs; S. Galen Smith 1949-7-20 1037 Shasta East side of Big Lake, around 3 miles north of McArthur. Comment
  UC501473  Scutellaria nana Frank W. Peirson 1932-7-9 10283 Shasta Burney Springs 1432 Comment
  CHSC3199  Scutellaria siphocampyloides Gerry Carrauthers 1966-5-14 156 Shasta 4 mi. E. of Whiskeytown Dam and 2 mi. W. of city of Redding on Highway 299. Ca. 50 yds off S. side of Highway. Comment
  SBBG45099  Scutellaria siphocampyloides C. L. Hitchcock 1940-5-17 6451 Shasta 3 mi E of Redding 152 Comment
  UC72056  Scutellaria siphocampyloides Milo S. Baker 1898-7-5 406 Shasta Morley's Comment
  UC76192  Scutellaria siphocampyloides Misses Jones and Alesxander 1902-6-10 Shasta Redding Comment
  SJSU1534  Scutellaria siphocampyloides C. W. Sharsmith 1954-6-23 6186 Shasta c. 15 mi S of Burney Falls of Pit R 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-BC417848  Sedella pumila John Thomas Howell 1927-4-4 2299 Shasta 10 miles NE of Redding Comment
  SEINET13761434  Sedum obtusatum subsp. paradisum L. Linstrand III 2012-6-18 NSR- 13 Shasta Ridgeline above headwaters of Fall Creek, adjacent to Chappie-Shasta OHV Route #1 (FR 35N05). 1219 Comment
  UCR265769  Sedum sexangulare Peter F. Zika, Richard E. Brainerd, Julie Nelson 2014-6-12 26645 Shasta Cascade Range Foothills, Encanto Way 195 Comment
  CAS-BOT-BC63902  Sedum spathulifolium F. Almeda; R. Eisenhardt 1995-5-29 7433 Shasta Willow Creek Ranch, 6.8 mi S of intersection of Hwy 89 and Squaw Valley Rd- S of McCloud 883 Comment
  UC1558218  Senecio aronicoides Harold and Virginia Bailey 1948-8-27 2928 Shasta Kings Creek meadow near picnic grounds; Lassen Volcanic National Park, Kings Creek Meadow 2164 Comment
  UCD133790  Senecio aronicoides G. F. Hrusa; T. D. Wilfred 1996-6-10 12967 Shasta Approx. 1 mile N of Hwy 44 intersection. Edge of Pinus contorta forest transition from Pinus jeffreyi. 1635 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
  CDA8610  Senecio eurycephalus T. C. Fuller 1963-6-1 10611 Shasta Iron Mountain Road, 1.0 mile below Mountain of Copper Mining Plant, 4.4 miles above Iron Mountain School, northwest of Redding. 0 Comment
  JEPS28781  Senecio fremontii var. fremontii George W. Gillett 1957-8-17 1080 Shasta above Lake Helen; Lassen Volcanic National Park, Helen Mountain 2590 Comment
  CHSC45770  Senecio scorzonella Vernon Oswald 1986-7-28 2245 Shasta Trail between Bumpass Hell and Cold Boiling Lake, Lassen Volcanic National Park. 2316 Comment
  SBBG21767  Senecio scorzonella D. Myrick 1964-7-23 919 Shasta trail to Paradise Meadow from Hat Lake 1981 Comment
  CAS-BOT-BC333008  Senecio scorzonella Alice Eastwood 1912-8-22 1830 Shasta Trail from Morgans Springs, Lassen Butte Comment
  HSC6173  Sericocarpus oregonensis Alma Ames Weigart 1922-8-22 Shasta Whitmore (33 mi. E of Redding) 681 Comment
  CDA19836  Sesbania punicea K. Martyn 2001-12-11 PDR P 083352 Shasta Northern California; Riverview Country Club at 4200 Bechelli Lane in Redding. 0 Comment
  RSA768601  Setaria pumila Justin M. Wood 2010-9-2 2593 Shasta City of Redding: +/- 0.5 miles downstream of Cypress Ave bridge, area with several isolated ponds on the east side of the river. 143 Comment
  UCD92860  Setaria viridis Virginia E. Long 1933-9-1 225 A Shasta Anderson. 131 Comment
  UC1736414  Sibbaldia procumbens Dean W. Taylor 1974-7-31 4683 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak, 2438 Comment
  JEPS97943  Sidalcea gigantea G. Clifton 1999-7-3 36018 Shasta Hatchet Mountain Pass, Hwy 299 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
  UC871459  Sidalcea hartwegii C. L. Hitchcock 1940-5-17 6439 Shasta 3 mi e Redding; e of Redding 152 Comment
  HSC41155  Sidalcea malviflora subsp. celata Thomas W. Nelson, Jane Nelson 1976-8-2 3100 Shasta Along creek, 7.2 mi. E of Shingletown, along Hwy. 44 Comment
  SBBG29908  Sidalcea oregana C. L. Hitchcock 1940-5-24 6546 Shasta Hat Crk, W of Fall River Hills Comment
  CDA19061  Sidalcea oregana subsp. oregana C. Benefield 2000-8-1 s.n. Shasta Modoc Plateau; Big Lake, Falls River. 0 Comment
  CHSC1052  Sidalcea oregana subsp. spicata M. Underhill 1952-8-1 Shasta Sierra Foothills. 1371 Comment
  CHSC99260  Sidalcea oregana subsp. spicata Lowell Ahart; John Dittes 2008-6-19 14837 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
  UC725426  Sidalcea oregana subsp. spicata A. A. Heller 1942-8-14 16528 Shasta between Summit Lake and Devastation Area (Lassen Volcanic National Park); Lassen Volcanic National Park Comment
  CHSC59136  Silene bernardina Vernon H. Oswald; Steve Mitchelson 1992-8-5 5147 Shasta Lassen Volcanic National Park. Ca. 0.1 mi N of the abandoned stone quarry on the W side of the Old Emigrant Trail along the E foot of Raker Peak, ca. 1.4 mi N of Lassen Hwy. 1926 Comment
  UC1036155  Silene bernardina George W. Gillett 1953-7-31 303 Shasta Noble Pass ne corner Lassen Volcanic National Park, Noble Pass (e margin of Chaos Jumbles, ne corner Lassen Volcanic National Park) 1859 Comment
  SACT000002  Silene californica Shannon Datwyler, Merrill Roseberry 2008-6-24 Shasta Plants along roadside and along Castle Creek; Site for pollination ecology study and population level sampling of Penstemon subsect. Heterophyllis Comment
  UC465679  Silene californica Milo S. Baker 1898-7-8 319 Shasta near Nagle's (South Cow Creek); South Cow Creek near Nagle's Comment
  POM148067  Silene californica J. B. Feudge 1927-7-21 1647 Shasta Lamoine. 381 Comment
  POM172666  Silene californica Franklin P. Nutting 1894-5-23 s.n. Shasta Cow Creek. Comment
  CAS-BOT-BC386999  Silene douglasii David W. Showers 1980-8-14 4397 Shasta In devastated area on ne slope of Lassen Peak, Lassen Volcanic National park 2560 Comment
  CHSC85447  Silene douglasii G. F. Hrusa; T. D. Wilfred 1996-7-22 13339 Shasta Northeast California. Lassen National Forest. Approx. 4-5 miles S of Old Station. 1386 Comment
  UCD98608  Silene douglasii var. douglasii Mary Ann Showers 1980-7-31 1957 Shasta SE slope of Loomis Peak, Lassen Volcanic National Park. 2438 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
  UC1299504  Silene grayi Freed W. Hoffman 1948-7-14 2648 Shasta to summit Castle Crags Castle Crags State Park, to summit Castle Craga Comment
  UC1051547  Silene hookeri Helen K. Sharsmith 1953-6-25 4359 Shasta road to Peanut 3-3.5 mi beyond Wildwood; Inner North Coast Ranges, Trinity National Forest 1188 Comment
  CAS-BOT-BC181294  Silene invisa George W. Gillett 1957-8-11 1038 Shasta Hat Lake, Lassen Volcanic National Park 1965 Comment
  JEPS28442  Silene invisa George W. Gillett 1957-8-11 1038 Shasta near shore Hat Lake Hat Lake (Lassen Volcanic National Park); , Hat Lake 1965 Comment
  CAS-BOT-BC389412  Silene lemmonii Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak 1828 Comment
  SD87610  Silene lemmonii Frank W. Peirson 1932-7-9 10272 Shasta Burney Spring. 1430 Comment
Read comments
Jul 10 2010
  UC1036165  Silene lemmonii George W. Gillett 1953-8-13 328 Shasta on trail to Drakesbad two mi below Summit Lake (Lassen Volcanic National Park); , below Summit Lake 1905 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
  CAS-BOT-BC389416  Silene lemmonii A. A. Heller 1940-5-28 15683 Shasta 2 miles east of Hatchet Summit on U. S. Highway #299 Comment
  CHSC85448  Silene occidentalis subsp. occidentalis G. F. Hrusa; T. D. Wilfred 1996-7-22 13343 Shasta Northeast California. Lassen National Forest. Adjacent to Hwy 89, approx. 2 miles S of intersection with USFS S16. 1550 Comment
  CAS-BOT-BC175045  Silene suksdorfii John Thomas Howell 1960-8-19 36171 Shasta Summit ridge, Brokoff Mt. 2773 Comment
  CAS-BOT-BC364811  Silybum marianum L. E. Smith 1913-5-24 275 Shasta Cottonwood Comment
  UC4216  Sisyrinchium bellum M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  CHSC59147  Sisyrinchium idahoense Vernon H. Oswald 1992-7-21 5136 Shasta Lassen Hwy. between Summit Lake and Kings Creek, 0.7 mi E of the trail to Kings Creek Falls. 2237 Comment
  JEPS939  Sium suave W. L. Jepson 1914-8-11 5768 Shasta Upper Fall River Valley, ne Shasta County Upper Fall River Valley 1036 Comment
  UC1036209  Smelowskia ovalis var. congesta George W. Gillett 1952-7-16 276 Shasta summit area Lassen Volcanic National Park, Lassen Peak 3108 Comment
  JEPS25556  Smilax californica Rimo Bacigalupi with Drs. F. Ehrendorfer and G. L. Stebbins 1959-6-30 7179 Shasta drainage of Squaw Creek which flows into Pit R. arm of Shasta Lake (canyon of Low Pass Creek); U.S.G.S. Bollibokka Quad., Low Pass Creek canyon 457 Comment
  HSC72324  Solanum parishii J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9648 Shasta County Rd. A16, 1.6 mi. from its junction with Hwy. 36 732 Comment
  CDA6230  Solanum sarrachoides G. D. Barbe 1985-8-27 4245 Shasta The Island, south of Little Tule River, Fall River Valley, north of Glenburn. 0 Comment
  UC884963  Solanum umbelliferum C. L. Hitchcock 1940-5-25 6590 Shasta 2 mi w of Falls River Mills (below Pit Dam, Power Plant) 1341 Comment
  UCR45978  Solidago canadensis R. D. Goeden 1986-9-11 s.n. Shasta Summit Lake Rd., southeast of Chalk Mountain, along the Pit River, 35 mi northeast of Redding, Shasta National Forest 1220 Comment
  CAS-BOT-BC365373  Solidago elongata M. S. Jussel 1931-9-6 s.n. Shasta Sulphur Works, Mt. Lassen 2133 Comment
  UC36235  Solidago elongata C. G. Pringle 1881-1 Shasta Comment
  RSA768309  Solidago sparsiflora Justin M. Wood 2010-9-2 2530 Shasta Southeast face of Round Mtn: +/- 1.0 mile northwest of general store (highway 299), just southeast of communication towers on peak. 995 Comment
  CHSC35294  Sorbus californica M. S. Taylor; J. Prouty 1980-6-25 2986 Shasta At s side of jct 38N10 and jeep track north to 39N06, on Pacific Crest trail, ca. 6 mi s of Algoma campground and Hwy 89. 1706 Comment
  CDA14155  Sparganium emersum subsp. emersum G. F. Hrusa, T. Holmes 1997-6-18 13868 Shasta Fall River; Occasional in colonies on saturated shoreline of Fall River upstream from Glenburn. Perennial. Comment
  JEPS28721  Sparganium natans George W. Gillett 1957-8-4 969 Shasta margin of Lily Pond; Lassen Volcanic National Park, Manzanita Lake Area 1783 Comment
  JEPS120215  Sphenosciadium capitellatum Julie Kierstead Nelson with Martin Lenz, Rhonda Posey, Don Lepley, Brenna Montagne 2012-8-31 2012 -095 Shasta Peavine fen, north of Pit River, west of Hwy. 89, south of Red Mountain, near Pacific Crest Trail; southern Cascades Comment
  CHSC63584  Spiraea cantoniensis Vernon H. Oswald; Lowell Ahart 1994-5-6 6181 Shasta Clikapudi Trail paralleling Clikapudi Creek, SW on Clikapudi Bay off of the Pit Arm of Shasta Lake. On the edge of the creek at the footbridge, apparently near an old homestead since other introduced trees and shrubs grow nearby. 350 Comment
  CHSC60403  Spiraea densiflora Mary Ann Showers 1992-7-19 2718 Shasta Lassen Volcanic National Park. Canyon on edge of Hat Creek and crevices of cliffs. 1889 Comment
  CAS-BOT-BC149670  Spiraea douglasii Ira L. Wiggins 1922-8-17 917 Shasta Willow Creek Ranch, McCloud 835 Comment
  RSA67252  Spiraea douglasii Philip A. Munz 1951-9-15 16990 Shasta banks of creek, 2 mi E of Burney. 915 Comment
  RSA85243  Spiraea douglasii F. W. Peirson 1932-7-17 10316 Shasta Wallace Ranch. Goose Valley. 915 Comment
  UCR132397  Spiraea douglasii Beecher Crampton 1956-8-20 3767 Shasta Shasta National Forest, Castle Crag, along Southern Pacific Railroad 640 Comment
  CAS-BOT-BC149701  Spiraea splendens M. S. Jussel 1931-9-6 s.n. Shasta Sulphur Works, Mt. Lassen 2133 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
  GMDRC6944  Stachys rigida J. M. Andre, T. La Doux, Senna & Elias Andre 2013-7-12 31414 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
  RSA239228  Stachys rigida subsp. rigida Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-22 42396 Shasta Shasta National Forest: Along Castle Creek c. 1 mile W of Castle Crags State Park. 762 Comment
  JEPS20805  Staphylea bolanderi Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-23 6313 Shasta about 2.5 mi nw Whitmore (and about 1.5 mi s of Fern, lower reaches of Wildcat Creek, a tributary of Dry Clover Creek, Sierra Nevada foothills); Sierra Nevada, Dry Clover Creek, Wildcat Creek 640 Comment
  UC634928  Staphylea bolanderi John Thomas Howell 1927-4-7 2314 Shasta vicinity Potter Creek; Canyon of McCloud River 304 Comment
  UC869960  Staphylea bolanderi Mrs. A. L. Coombs 1915-7-9 Shasta Baird Comment
  UC465526  Stellaria longifolia Franklin P. Nutting 1900-1-1 Shasta Goose Valley Comment
  JEPS28429  Stellaria longipes var. longipes George W. Gillett 1957-8-9 1012 Shasta Summit Lake R. S. Lassen Volcanic National Park (near Cliff Lake Trail, about 100 yds above highway) 2042 Comment
  UC1558207  Stephanomeria lactucina Harold and Virginia Bailey 1948-8-27 2898 a Shasta Badger Flat Lassen Volcanic National Park 1920 Comment
  CHSC71689  Stephanomeria virgata subsp. pleurocarpa Vernon H. Oswald 1998-8-30 9552 Shasta Vista Point on Hwy. 299 2 mi west of Fall River Mills. Roadside. 1097 Comment
  UCR206938  Stipa californica George K. Helmkamp, E. A. Helmkamp 2009-6-10 14928 Shasta Southern Cascade Range, KOA campground on the south side of CA-44, 4.0 miles east of Shingletown 1098 Comment
  SEINET7057351  Streptanthus A. M. Shapiro 1985-5-5 s.n. Shasta Highway 299, 0.4 mile east of milepost 299 SHA 5.00, west of French Gulch Road, ca. 5 mile east of Trinity County line. Elevation 1500 feet. 457 Comment
  UC1601647  Streptanthus longisiliquus Dr. W. S. George 1987-6-9 9040 Shasta adjacent to dirt road from Potem Creek to Hogback Mountain (about 6.5 air mi nw of town of Round Mountain); Blue Jay Ridge, Pit River drainage 883 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
  CAS-BOT-BC87807  Streptanthus tortuosus Alice Eastwood 1912-7-25 1442 Shasta Pitt to Baird. Comment
  CAS-BOT-BC87818  Streptanthus tortuosus M. S. Baker; Frank Nutting 1894-5-21 s.n. Shasta Oak Run. Comment
  CAS-BOT-BC87820  Streptanthus tortuosus R. Bacigalupi 1934-5-28 2396 Shasta Kennet. 274 Comment
  CAS-BOT-BC87822  Streptanthus tortuosus H. M. Hall; E. B. Babcock 1903-6-1 4014 Shasta Upper Sacramento Valley. Salt Creek. 365 Comment
  JEPS83797  Streptanthus tortuosus Dean Wm. Taylor with Robert A. Price, Rexford E. Palmer and Roy A. Buck 1988-6-1 9717 Shasta along road to PG&E Pit 6 powerhouse; Pit River Canyon 743 Comment
  POM226892  Streptanthus tortuosus R. C. Bacigalupi 1934-5-28 2396 Shasta Kennett fune-denuded area, Kennett. 274 Comment
  CAS-BOT-BC87815  Streptanthus tortuosus Laura M. Lathrop 1903-7-20 s.n. Shasta Shasta Retreat. Comment
  HSC89528  Streptanthus tortuosus var. oblongus J. P. Smith 1982-5-14 10438 Shasta Lewiston Turnpike, along Sawpit Gulch, 2.9 mi. from its junction with Hwy. 299 793 Comment
  UC1036149  Streptanthus tortuosus var. orbiculatus George W. Gillett 1953-8-6 315 Shasta summit area Lassen Volcanic National Park, Lassen Peak 2804 Comment
  UC1543772  Streptanthus tortuosus var. orbiculatus Harold and Virginia Bailey 1948-8-27 2953 Shasta Loop Hwy at water fountain below Emerald Lake; Lassen Volcanic National Park 2438 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
  UC1123307  Styrax officinalis var. redivivus P. L. Johannsen 1932-6-10 122 Shasta Cedar and Cow Creek; Redding Quad.; Cedar and Cow Creek 457 Comment
  UC1123308  Styrax officinalis var. redivivus P. L. Johannsen 1932-6-28 149 Shasta 1 1/4 mi n Minnesota <Mt.?>; Redding Quad., n of Minnesota <Mt.?> 548 Comment
  UC931977  Styrax officinalis var. redivivus Verne Grant and Alva Grant 1947-6-5 7976 Shasta 20 mi n Redding Comment
  CAS-BOT-BC383115  Styrax redivivus Andrew Townesmith; Karen M. Meyer 2007-7-24 850 Shasta Shasta-Trinity National Forest. 6.6 miles west of state route 299 on Fender's Ferry road (Forest Service road 34N17) 503 Comment
  CAS-BOT-BC64506  Styrax redivivus Alice Eastwood; John Thomas Howell 1934-4-21 1804 Shasta Between Lorraine and Welta. Comment
  CAS-BOT-BC64510  Styrax redivivus D. B. McAllister 1918-5-29 9 Shasta Ydalpow. Comment
  CAS-BOT-BC64512  Styrax redivivus Mrs. A. L. Gonuhs 1912-6-1 s.n. Shasta Baird. Comment
  CAS-BOT-BC64547  Styrax redivivus A. A. Heller 1920-8-4 13498 Shasta Pit River bridge on the State Highway. Comment
  RSA564130  Styrax redivivus Peter Fritsch 1993-6-19 1352 Shasta 1.1 miles east of Ingot, north side of US 299. 396 Comment
  JEPS101410  Symphoricarpos albus var. laevigatus Dean W. Taylor 1995-7-30 15371 Shasta Goose Creek at its debouchment into Goose Valley (ca. 5 miles NW of Burney) 929 Comment
  CAS-BOT-BC234775  Symphoricarpos mollis Walter Knight; Irja Knight 1979-9-7 3427 Shasta 1/4 mi. NWW Iron Mountain Mine 1085 Comment
  CAS-BOT-BC97568  Symphyotrichum ascendens Lewis S. Rose 1945-9-2 45212 Shasta 4 mi. se. of Doyles Corner 991 Comment
  UC1544799  Symphyotrichum bracteolatum Almut G. Jones 1986-8-25 7260 Shasta along Hat Creek Hat Creek (near Old Station) 1500 Comment
  UC479501  Symphyotrichum bracteolatum Marcus E. Jones, A. M. 1931-7-16 29139 Shasta Pitt River Bridge Comment
  CAS-BOT-BC98919  Symphyotrichum spathulatum var. intermedium Lewis S. Rose 1945-9-8 45280 Shasta Manzanita Lake - Lassen Volcanic National Park 1783 Comment
  CHSC63025  Tauschia kelloggii Vernon H. Oswald; Lowell Ahart 1994-4-27 6145 Shasta Walters 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-BC85274  Taxus brevifolia W. R. Dudley 1899-8-17 s.n. Shasta Along Stage Road, west of Burney Valley, on the Divide Creek Comment
  JEPS96980  Tellima grandiflora Dean W. Taylor 1993-6-15 13611 Shasta Sacramento River canyon; headwaters South Fork Hazel Creek (ca. 3 air mi E of Sims Flat); on logging road 1097 Comment
  CHSC88790  Tetradymia canescens R. Fischer 2004-7-2 295 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located off Spatter Cone Trail. 1051 Comment
  CHSC93017  Thelypodium R. Fischer 2005-5-21 583 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 just outside meadow edge. 1008 Comment
  CHSC9184  Thermopsis gracilis G. Strausbaugh 1970-4-18 46 Shasta On steep cutbank e side Kennedy Memorial Dr. ca. 50 ft. s of Park Headquarters Bldg. 396 Comment
  HSC104148  Thermopsis gracilis Dana York 2012-5-19 3111 Shasta Shasta-Trinity National Forest, saddle between North Gray Rocks summit and Peak 2968, adjacent to the McCloud River Arm of Shasta Lake 840 Comment
  UC570192  Thermopsis gracilis C. J. Kraebel 1934-5-6 27 Shasta North Fork of Squaw Creek Redding Quadrangle 1219 Comment
  UC73215  Thermopsis gracilis Misses Jones and Alexander Shasta Comment
  JEPS91011  Thermopsis macrophylla var. argentata Dean W. Taylor 1993-5-26 13514 Shasta ca. 3 mi nw Burney (just e of Goose Valley, along unnamed tributary to Goose Creek, (Burney 7 1/2' USGS quadrangle, 1990 edition)); Modoc Plateau, Burney Valley 1005 Comment
  CHSC61961  Thysanocarpus curvipes K. L. Warren 1993-4-10 13 Shasta N of Clines Gulch rd., 1.5 mi. e of French Gulch. 457 Comment
  CHSC81476  Thysanocarpus curvipes Julie Rose 2000-3-20 22 Shasta North side of the Sacramento River Trail; just east of the suspension bridge. Along the side of the trail, about 50 feet from the river. 152 Comment
  JEPS54184  Thysanocarpus curvipes John Thomas Howell 1927-4-5 2300 Shasta about 10 mi ne Redding Comment
  SEINET10907268  Thysanocarpus curvipes Mary Susan Taylor, James D. Jokerst 1985-5-27 Taylor 5491 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
  CHSC27532  Thysanocarpus radians Greg C. Halcomb 1978-4-15 17 Shasta Ca. 1/2 mi s Keswick Dam, roadside, 100 yds w of Sacramento River and ca. 5 m wnw of Redding. 243 Comment
  RSA113162  Torilis arvensis Roxana S. Ferris 1955-7-11 12967 Shasta Canyon of Cedar Creek along U.S. Highway 299 ca. 6 mi. W of Round Mt. Comment
  UC1167733  Torilis arvensis Peter H. Raven with Otto T. Solbrig 1958-6-16 13226 Shasta road to Craig's Dock 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
  JEPS153  Torilis nodosa M. S. Baker and Franklin P. Nutting 1894-5-21 Shasta Oak Run Comment
  CAS-BOT-BC172887  Toxicodendron diversilobum L. R. Short 1933-6-16 45 Shasta Klamath National Forest. Badger Creek 762 Comment
  HSC101566  Toxicoscordion paniculatum J. P. Smith, J. O. Sawyer 2010-5-7 12827 Shasta Shasta-Trinity National Forest. Shotgun Rd. west of I-5, S of its junction with Simms Rd. 537 Comment
  RSA474740  Tragopogon dubius Ed Wilson 1970-4-21 s.n. Shasta Along Gilman Road as it winds along the eastern slopes of Hirz Mountain, west of the McCloud River arm of Shasta Lake. 366 Comment
  CAS-BOT-BC519579  Triantha occidentalis subsp. occidentalis Jeanne Janish; Carl Janish 1938-9-6 s.n. Shasta Near stream bed and in marsh land at shore of Summit Lake, Lassen National Park 2042 Comment
  CHSC107109  Tribulus terrestris R. E. Brainerd 2009-7-21 1548 Shasta Interstate Highway 5 at the Castella interchange (Exit 724), northbound entrance ramp. UTM Zone 10 557546E 4555570N. 609 Comment
  UC217594  Trichostema oblongum Mrs. R. M. Austin Aug 1896 423 Shasta Warner Valley. Lassens Peak. Comment
  UC635171  Trientalis latifolia D. Tebbe 1929-7-21 136 Shasta Castle Crags Comment
  UCR206937  Trientalis latifolia George K. Helmkamp, E. A. Helmkamp 2009-6-10 14929 Shasta Southern Cascade Range, KOA campground on the south side of CA-44, 4.0 miles east of Shingletown 1098 Comment
  CDA39672  Trientalis latifolia James Morton 1981-8-8 s.n. Shasta Near Redding. 0 Comment
  JEPS65699  Trifolium albopurpureum var. albopurpureum J. W. Blankinship 1911-4-11 Shasta Redding Comment
  UC165517  Trifolium albopurpureum var. albopurpureum Milo S. Baker May 1896 Shasta Morley's Station Comment
  JEPS85555  Trifolium bifidum var. decipiens Walter S. Lennon 1983-4-21 Shasta 3.8 mi sw Ono (2.9 mi s of Platina Rd, Bland Rd) Comment
  SEINET3134709  Trifolium breweri L. S. Rose 1940-6-10 40489 Shasta Hatchet Mts., 8 mi W of Burney 1311 Comment
  UC631485  Trifolium breweri G. J. Young July 1912 6 Shasta Sacramento River Comment
  CHSC63566  Trifolium ciliolatum Vernon H. Oswald; Lowell Ahart 1994-5-6 6166 Shasta Clickapudi Trail on the Pit Arm of Shasta Lake, ca. 0.2 mi E of the trailhead on the Jones Valley Boat Ramp. 335 Comment
  HSC15201  Trifolium depauperatum John L. Heywood, D. H. Norris 1968-3-30 1824 Shasta 5 mi. E of Trinity Co. line, Hwy. 299 Comment
  JEPS65833  Trifolium depauperatum var. depauperatum Mrs. C. F. Rose 1936-5-8 43 Shasta 20 mi ne Redding (near Ingot) Comment
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Feb 2 2007
  JEPS65838  Trifolium depauperatum var. depauperatum M. A. King May 1921 Shasta Anderson Comment
  CHSC9290  Trifolium dubium G. Strausbaugh 1970-5-24 64 Shasta Beside seepage stream below cutbank w side of boat launching ramp at Whiskey Creek Marina. 370 Comment
  CDA14156  Trifolium hybridum G. F. Hrusa, T. Holmes 1997-6-18 13870 Shasta Fall River; Fall River upstream from Glenburn, at Island Rd. put-in access. Comment
  CHSC89693  Trifolium hybridum R. Fischer; J. Marr 2004-8-15 364 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located near Ya-She campsites in roadbed of Lava Springs Trail. 1010 Comment
  JEPS120914  Trifolium hybridum Lowell Ahart, John Dittes 2013-6-9 18796 Shasta Along the NE side of the fence, about 20 yards E of Rat Farm Boat Launch, 3.4 air miles N of McArthur, Fall River Valley, McArthur Swamp. Comment
  SEINET7717105  Trifolium kingii Unknown Shasta Lassen's Peak 2438 Comment
  UC1543868  Trifolium longipes Harold and Virginia Bailey 1948-8-25 2988 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  SEINET7067170  Trifolium microcephalum A. G. Vestal 1947-5-2 s.n. Shasta About 4.9 miles east and 0.2 miles south of Redding. Coordinate datum: NAD27. Comment
  UC165504  Trifolium microcephalum Milo S. Baker 18 Shasta Redding Comment
  UC1543867  Trifolium monanthum Harold and Virginia Bailey 1948-8-25 2970 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  JEPS28479  Trifolium monanthum var. monanthum George W. Gillett 1957-8-11 1040 Shasta Hat Lake Lassen Volcanic National Park 1965 Comment
  UC711933  Trifolium monanthum var. monanthum Roxana S. Ferris and Laura Lorraine 1941-8-10 10446 Shasta upper meadows Kings Creek; Lassen National Park Comment
  POM28703  Trifolium productum Marcus E. Jones 1897-7-7 7445 Shasta Lassen's Peak. 1829 Comment
  POM28755  Trifolium productum Marcus E. Jones 1897-7-8 7973 Shasta Lassen Peak. 1829 Comment
  CHSC93319  Trifolium repens R. Fischer 2005-5-21 556 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected from road bed of main park road along the west shore, south end, of Big Lake. Along length of park road. 1010 Comment
  RSA691018  Trifolium striatum L. Ahart, John Dittes 2003-5-22 10181 Shasta Just west of the gate, on the road, on the south side of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 271 Comment
  UC1584276  Trifolium variegatum Julie Kierstead 1989-8-29 89 -84 Shasta Shasta Lake Shasta-Trinity National Forest; SW1/4 670 Comment
  UC968634  Trifolium variegatum var. melananthum C. L. Hitchcock 1940-5-17 6436 A Shasta ca 3 mi e Redding Comment
  UC54381  Trifolium variegatum var. variegatum H. M. Hall and E. B. Babcock 4277 Shasta Deer Flat Moutn Lassen 1341 Comment
  RSA322045  Trifolium variegatum var. variegatum John M. Gillett, C. W. Crompton, George W. Gillett 1966-6-11 13001 Shasta 2 miles west of Burney Comment
  UC144201  Trifolium willdenovii A. A. Heller 1905-5-25 7851 Shasta near Redding Comment
  CDA35523  Trifolium willdenovii J. R. Keck Jr. 1978-4-19 PDR# 330052 & PDR# 330059 Shasta Jones Valley. 0 Comment
  JEPS66097  Trifolium wormskioldii Milo S. Baker 1896-5-22 Shasta Morley's Station Comment