Search Results — 2000 specimen records retrieved (1400 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
  CHSC73  Abies concolor K. Mckenzie 1928-3-18 Shasta Hatchet Creek Mountain. 1371 Comment
  RSA0088655  Abies magnifica Bonnie C. Templeton 1968-6-11 11328 Shasta Near Sulphur Works, on road to Mt. Lassen. 2316 Comment
  CAS-BOT-BC78100  Abies magnifica Elizabeth McClintock 1957-7-28 s.n. Shasta Lassen National Park; Between southern boundary of Park and south checking station Comment
  JEPS47995  Abies magnifica var. magnifica W. L. Jepson 1910-6-8 4090 Shasta Lassen Peak 2286 Comment
  UCD116952  Acer circinatum R. C. Burness 1970-5-20 51 Shasta 2.5 miles west of State Highway 89 on Clark Road at village of Cayton, 10 miles north of junction with State Highway 299. 762 Comment
  CAS-BOT-BC330575  Acer circinatum Alice Eastwood 1971-9-2 6680 Shasta Shasta Springs Comment
  CAS-BOT-BC330595  Acer circinatum Laura M. Lathrop 1903-7-1 s.n. Shasta Shasta Retreat Comment
  UC70412  Acer circinatum Milo S. Baker 1898-7-8 402 Shasta near Stevens' (Upper Clover Cr.); , near Stevens' Comment
  UC1731461  Acer glabrum var. torreyi Dean W. Taylor 1993-6-15 13632 Shasta ridgetop 1 mi. w. Yellowjacket Mt. (at Point 4881); Cascade Region (CaRH) Comment
  CAS-BOT-BC333221  Acer macrophyllum E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  JEPS28533  Achillea millefolium George W. Gillett 1957-7-3 651 Shasta (meadows near road crossing) Badger Flat; Lassen Volcanic National Park 1905 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
  UCD50589  Achnatherum lemmonii Beecher Crampton 1953-5-1 1196 Shasta 1 mile west of Ingot, Shasta County. 457 Comment
  CAS-BOT-BC216413  Achnatherum lettermanii Roxana S. Ferris; Laura Lorraine 1941-8-10 10477 Shasta Near Summit Lake, Lassen National Park 2042 Comment
  UC1543790  Achnatherum lettermanii Harold and Virginia Bailey 1948-8-27 2910 Shasta Hat Creek near Badger Flat Road; Lassen Volcanic National Park 1920 Comment
  CDA13481  Achnatherum nelsonii subsp. dorei G. F. Hrusa, T. D. Wilfred 1996-7-22 13327 Shasta Lassen National Forest; Perennial bunchgrass, occasional within cutover forest along USFS S16 on ridge to W of Bunchgrass Valley. Apparently uncommon in this area. Comment
  CAS-BOT-BC216909  Achnatherum occidentale Hans Leschke 1960-8-6 1717 Shasta Near Echo Lake 2057 Comment
  SEINET256107  Achnatherum occidentale subsp. californicum L. R. Firestone, H Firestone 1983-8-11 8335 Shasta Lassen Volcanic National Park; Campground at entrance to park. Comment
  UCD123147  Achnatherum occidentale subsp. californicum Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7399 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  CAS-BOT-BC218632  Achnatherum occidentale subsp. pubescens Alice Eastwood 1912-6-29 922 Shasta Goose Valley Comment
  UCD50953  Achnatherum occidentale subsp. pubescens G. F. Hrusa; T. D. Wilfred 1996-6-11 13016 Shasta E side of Hwy 89 approx. 1/2 m. N of Old Station Trailer Park, and between USFS N99 and N91. 1386 Comment
  CHSC92977  Achyrachaena mollis R. Fischer 2005-5-23 473 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. On meadow north of McArthur along Rat Farm Road. Near the old McArthur Swamp lands. 1013 Comment
  UCD123139  Acmispon americanus var. americanus Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7393 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  UCR268863  Acmispon americanus var. americanus Jim Andre, Tasha La Doux, , Senna T. Andre, Elias Andre 2013-7-12 31419 Shasta along north side of Hwy 89 at Pondosa Rad exit, Little Bear Flat, c. 25 mi east of McCloud, c. 20 mi north of Burney, just south of Siskiyou County line 1236 Comment
  OBI13187  Acmispon brachycarpus Robert F. Hoover 1968-5-28 11125 Shasta Clough Crk at Old Alturas Rd Comment
  UCD104177  Acmispon grandiflorus John B. Matthews 1936-5-19 s.n. Shasta Hazel Creek. Comment
  CHSC118548  Acmispon nevadensis var. nevadensis Lowell Ahart; John Dittes, Josephine Guardino 2017-6-15 21399 Shasta Along poor dirt road extending from end of Mackey's Cove Road to northeast shore of Fall River Lake, about 0.5 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. 1008 Comment
  CHSC63058  Acmispon parviflorus Vernon H. Oswald; Lowell Ahart 1994-4-27 6130 Shasta 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
  UC1543703  Aconitum columbianum Harold and Virginia Bailey 1948-8-25 3036 Shasta Lassen Volcanic Nat'l Park, Summit Lake 2040 Comment
  UC203625  Aconitum columbianum A. A. Heller 1914-8-28 11724 Shasta e. side Mt. Eddy 1310 Comment
  CAS-BOT-BC391488  Aconitum columbianum subsp. columbianum Hans Leschke 1959-8-7 1622 Shasta Lassen Volcanic National Park. Manzanita Creek 2118 Comment
  CAS-BOT-BC412925  Aconogonon davisiae F. J. Hermann 1931-6-22 2454 Shasta Slope of Bumpas Hell Trail 2346 Comment
  RSA309611  Actaea rubra subsp. arguta Walter Wisura 1983-9-17 s.n. Shasta 2.6 miles E of Viola along Hwy 44, Yellow Pine forest Comment
  UC54125  Adenocaulon bicolor H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4284 Shasta North Fork Battle Creek; Mount Lassen, Battle Creek 1219 Comment
  RSA0049691  Adiantum shastense Dean Wm. Taylor 2013-9-6 21418 Shasta Cedar Creek drainage, ca. 6 miles West of Round Mountain on Highway 299 440 Comment
  UCD148886  Adiantum shastense Ellen Dean; L. Huiet, A. Smith, J. Smith and M. Lenz 2014-5-14 8201 Shasta North side of Lake Shasta. McCloud River Arm. Along Gilman Rd, just W of intersection with entrance to Pine Pt. campground. 345 Comment
  UCD166842  Adiantum shastense Len Lindstrand III 2015-5-15 21238 Shasta Blue Ridge, west of Allie Cove, approximately 1.3 mi. northeast of South Gray Rocks. 335 Comment
  CHSC118379  Adiantum shastense Kevin Heidel 2015-5-14 11 Shasta West of Pit 7 dam on Forest Road 35N23. UTM 10T 0583955E / 4521834N 353 Comment
  CHSC118634  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, NAD83 560060m E, 4515673m N. 365 Comment
  HSC104367  Adiantum shastense Len Lindstrand III 2015-3-12 21226 Shasta Low Pass Narrows, Gray Rocks 549 Comment
  HSC104383  Adiantum shastense Len Lindstrand III 2015-5-7 21233 Shasta North slope of Backbone Ridge, SE of Sugarloaf Creek 488 Comment
  RSA0051324  Adiantum shastense Len Lindstrand III 2015-5-7 21231 Shasta Drainage north of Sugarloaf Creek Inlet, Shasta Lake, approximately 1.8 mi. west of Sugarloaf. 365 Comment
  RSA0051327  Adiantum shastense Len Lindstrand III 2015-5-20 21239 Shasta Unnamed stream approx. 0.5 mi. west of Stein Creek, just upstream from confluence with Shasta Lake. 332 Comment
  UC2030514  Adiantum shastense Martin J. Lenz 2014-5-27 5352 Shasta Along logging road on east side of Sacramento River across from Gibson Comment
  HSC99957  Aegilops triuncialis J. P. Smith, & J. O. Sawyer 2011-6-15 13211 Shasta Along Hwy. 299 at entrance to the Hat Creek Rifle & Pistol Club. 863 Comment
  CAS-BOT-BC202697  Aesculus californica L. E. Smith 1913-6-19 369 Shasta Kennet [Kennett] Comment
  SEINET10692725  Aesculus californica Karen M. Meyer, Andrew Townesmith 2007-7-25 Meyer 158 Shasta 503 Comment
  CHSC88338  Agastache parvifolia R. Fischer; J. Marr 2004-5-24 221 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge of Modoc Plateau. Near summit of Spatter Cone Trail. 1024 Comment
  UC711964  Agastache parvifolia Roxana S. Ferris and Laura Lorraine 1941-8-10 10482 Shasta State Highway #89 between Lassen National Park boundary and Old Station 5 1/2 mi s Old Station; btw Lassen National Park boundary and Old Station Comment
  CHSC43606  Ageratina occidentalis Vernon Oswald 1986-8-20 2285 Shasta Lassen Hwy on the E side of Diamond Peak, Lassen Volcanic National Park. 2225 Comment
  CAS-BOT-BC29441  Ageratina occidentalis Lewis S. Rose 1945-9-2 45223 Shasta Burney Falls 914 Comment
  CHSC105563  Ageratina shastensis Jane Van Susteren; Gabe Youngblood 2010-9-8 Shasta South of Gray Rocks. Found in steep limestone cliffs. UTM NAD 83 Zone 10N; 0574343E, 4519316N. 762 Comment
  JEPS89527  Ageratina shastensis Dean W. Taylor 1974-6-12 3686 Shasta Hirz Mountain 1219 Comment
  CAS-BOT-BC21352  Agoseris aurantiaca var. aurantiaca Hans Leschke 1960-8-10 1762 Shasta Badger Flat 1912 Comment
  CAS-BOT-BC21353  Agoseris aurantiaca var. aurantiaca George W. Gillett 1957-8-8 1001 Shasta above Hat Lake, near Paradise Meadow Trail. 1981 Comment
  CHSC63028  Agoseris retrorsa Vernon H. Oswald; Lowell Ahart 1994-4-27 6144 Shasta Waters Gulch Trail 0.1 mi W of the trailhead located on Packers Bay Rd. (34N27), ca. 0.5 mi N of Packers Bay Marina. 396 Comment
  UCD51700  Agrostis elliottiana W. R. Powell 1961-5-24 s.n. Shasta 10 miles east of Anderson, Ash Creek Road. Comment
  SEINET3916245  Agrostis exarata Beecher Crampton 1956-8-20 3772 Shasta Castle Crag.; 0 640 Comment
  UCD85204  Agrostis hendersonii CNPS SN Foothill Team 2006-5-8 SNFN 0363 Shasta Shasta Land Trust Easement, Swede Creek Plains area of the Hathaway Ranch. 262 Comment
  CAS-BOT-BC139353  Agrostis idahoensis John Thomas Howell 1960-8-22 36390 Shasta Lassen Volcanic National Park. Hat Lake. 1950 Comment
  JEPS28265  Agrostis idahoensis George W. Gillett 1957-7-9 688 Shasta about 2 mi s Box Springs (confluence of Hat Creek and Lost Creek n of Lassen Volcanic National Park) 1524 Comment
  UC1543800  Agrostis idahoensis Harold and Virginia Bailey 1948-8-25 3015 a Shasta Summit Lake Lassen Volcanic National Park, Summit Lake 2040 Comment
  UCD53059  Agrostis microphylla var. intermedia Beecher Crampton 1953-5-1 1200 Shasta about 5 miles north of Anderson. Comment
  UC815110  Agrostis oregonensis Alice Eastwood Jun 29 1912-Jul 11 1912 975 Shasta Goose Valley Comment
  CAS-BOT-BC138702  Agrostis scabra John Thomas Howell 1960-8-22 36338 Shasta Lassen Volcanic National Park. Manzanita Lake. 1783 Comment
  CAS-BOT-BC138703  Agrostis scabra George W. Gillett 1957-8-4 970 Shasta Lassen Volcanic National Park. Manzanita Lake area near Lily Pond. 1783 Comment
  UCD53386  Agrostis scabra Beecher Crampton 1964-8-26 7170 Shasta Lassen Volcanic National Park, heat Little Hot Springs Valley, slopes below Pilot Pinnacle. 2468 Comment
  UCD53620  Agrostis stolonifera Beecher Crampton 1956-8-20 3775 Shasta along the railroad at Castle Crag. 640 Comment
  CAS-BOT-BC138489  Agrostis variabilis Lewis S. Rose 1945-9-4 45253 Shasta Lassen Volcanic National Park. Summit Lassen Peak Highway. 2590 Comment
  HSC40693  Agrostis variabilis Thomas Nelson, Jane Nelson 1976-8-1 3129 Shasta Lassen Volcanic National Park, N side of Lassen Rd at Kings Creek Meadow Comment
  HSC49112  Aira caryophyllea J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9716 Shasta County Rd. A16, 9.7mi from its junction with State Rte. 36 381 Comment
  UCD112381  Allium Christopher Mallek 2008-5-8 AC4- 31 Shasta Ash Creek. 876 Comment
  SEINET10938252  Allium Mary Susan Taylor, James D. Jokerst 1985-5-27 Taylor 5490 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
  SEINET3883730  Allium acuminatum D. W. McNeal 1980-6-6 2367 Shasta Beside Hwy. #89, 9.9 mi. NW of the jct. of Hwy. #299.; 0 Comment
  CAS-BOT-BC462368  Allium amplectens L. E. Smith 1913-4-26 129 Shasta Anderson Comment
  RSA109786  Allium amplectens E. K. Balls, Lee W. Lenz 1956-6-19 21832 Shasta 2 miles S along road to Manton from turn-off Highway 44 at Shingletown. 915 Comment
  CAS-BOT-BC462984  Allium bolanderi D. B. McAllister 1918-4-29 s.n. Shasta Ydaloom Comment
  HSC42382  Allium bolanderi var. bolanderi Dale McNeal 1977-6-8 2064 Shasta Above Buzzard Roost Rd., 1.1 mi. S of Hwy. 299 at Round Mtn. Comment
  JEPS118174  Allium campanulatum Dean W. Taylor 1993-6-16 13687 Shasta northwest base Lookout Pk., on Bully Choop Mountain road 1493 Comment
  UC1573184  Allium falcifolium Dean W. Taylor 1987-6-5 9001 Shasta along the Pacific Crest trail, ne face of Grizzly Peak Pit River Watershed, Big Bend 15' Quad.[677B], Grizzly Peak 1584 Comment
  CAS-BOT-BC132058  Allium peninsulare var. peninsulare C. L. Hitchcock 1940-5-17 6454 Shasta 3 miles east of Redding 152 Comment
  CAS-BOT-BC475452  Allium serra A. A. Heller 1905-5-26 7861 Shasta Near Redding Comment
  CAS-BOT-BC475453  Allium serra A. A. Heller 1905-5-26 7861 Shasta Near Redding Comment
  UC879968  Allophyllum gilioides subsp. gilioides Alice Eastwood 1912-6-28 694 Shasta Burney Comment
  CAS-BOT-BC171423  Alnus incana subsp. tenuifolia John Thomas Howell 1960-8-19 36114 Shasta Brokeoff Mt. Trail 2286 Comment
  UCD109983  Alnus incana subsp. tenuifolia D. Sanchez-Mata; P. Rodriguez, R. Gavilan, J. E. Echev 1996-9-9 s.n. Shasta Lassen Volcanic National Park. 1770 Comment
  CAS-BOT-BC171422  Alnus incana subsp. tenuifolia John Thomas Howell 1960-8-22 36323 Shasta Manzanita Lake, Lassen Volcanic National Park 1783 Comment
  CAS-BOT-BC169632  Alnus rhombifolia Elmer I. Applegate 1929-6-23 5846 Shasta Round Mountain Comment
  CAS-BOT-BC169633  Alnus rhombifolia W. R. Dudley 1899-1-1 s.n. Shasta By road. Divide SW of Burney Valley Comment
  SD104461  Alnus rhombifolia Reid Moran 1978-6-25 26111 Shasta Little Roaring Creek 710 Comment
  RSA58399  Amelanchier pallida G. R. Campbell 1948-6-17 62 Shasta Mid way between Dana and Pondosa Comment
  POM141347  Amelanchier pallida J. Alexander 1902-7-13 s.n. Shasta 3 miles above Killys Comment
  CAS-BOT-BC180555  Amorpha californica var. californica Alice Eastwood 1912-7-25 1449 Shasta Pitt to Baird Comment
  UC725448  Amsinckia lycopsoides A. A. Heller 1940-5-1 15566 Shasta about a mi w Anderson (along Anderson Creek on the Olindo road); Anderson Creek Comment
  UC726483  Amsinckia lycopsoides A. A. Heller 1942-4-12 16421 Shasta Anderson Comment
  UC881389  Amsinckia lycopsoides C. L. Hitchcock 1940-5-24 6567 Shasta 20 mi w Fall River Mills; Hat Creek Comment
  JEPS25414  Amsinckia menziesii var. menziesii Rimo Bacigalupi with G. T. Robbins 1959-4-23 7030 Shasta 3/8 mi w Union School (along road from Project City to; at crossing of Stillwater Creek) 228 Comment
  UC1228142  Ancistrocarphus filagineus Beecher Crampton 1960-6-16 5634 Shasta 7 mi s of Fall River Mills Comment
  UCD56065  Andropogon glomeratus var. pumilus Duncan Dunning 1928-12-19 s.n. Shasta Kennett, along Snow Squaw Creek. 457 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
  CDA40898  Angelica breweri G. F. Hrusa, T. D. Wilfred 1996-7-22 13340 Shasta Lassen National Forest; Adjacent to Hwy 89, approx. 2 miles S of intersection with USFS S16. Sheet 2 of 2 Comment
  HSC81708  Angelica californica Thomas W. Nelson, Jane P. Nelson 1980-8-22 6282 Shasta Along road to water supply for Basin Creek Campground opposite S unit 823 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
  UCD150022  Antennaria G. Ledyard Stebbins 1981-9-9 s.n. Shasta Shasta Ski Bowl. (Exact location unknown. Coordinates estimated by label maker). Comment
  UC54131  Antennaria argentea H. M. Hall and E. B. Babcock 1903-6-19 4147 Shasta (north-eastern Shasta County) South Fork Bear Creek; Sierra Nevada Mountains 1341 Comment
  RSA260730  Antennaria argentea Alice Eastwood, J. T. Howell 1940-6-11 7944 Shasta Near McArthur. Comment
  CAS-BOT-BC59213  Antennaria dimorpha Alice Eastwood; John Thomas Howell 1940-6-11 7951 Shasta Near McArthur Comment
  CAS-BOT-BC77341  Antennaria media Lewis S. Rose 1945-9-4 45243 Shasta Summit Lassen Peak Highway 2590 Comment
  UCD128994  Antennaria media J. M. Tucker 1951-8-3 2211 Shasta About 1/4 mile east of Shadow Lake, Lassen Volcanic National Park. Comment
  UCD67754  Antennaria media D. Sanchez-Mata; P. Rodriguez, R. Gavilan, J. E. Echev. 1996-9-7 s.n. Shasta Lassen Volcanic National Park. Emerald Lake. 2500 Comment
  JEPS104948  Antennaria media subsp. media Dean W. Taylor 1993-7-9 13805 Shasta Trinity Mountains; Gray Rocks; ca. 10 air miles WSW of Dunsmuir 2072 Comment
  UC1125526  Anthemis cotula P. L. Johannsen 1932-6-8 116 Shasta Clover Creek Redding Quad., Clover Creek 213 Comment
  UCD56143  Anthoxanthum aristatum Robert E. Preston 2003-5-31 2154 a Shasta Redding, along Airport Rd. ca 2.4 mi south of Hwy. 44. 152 Comment
  JEPS89937  Anthriscus caucalis Dean W. Taylor 1992-5-28 12686 Shasta on far e. shore Big Lake; Modoc Plateau, Fall R. Valley, Big Lake 1005 Comment
  CHSC65817  Antirrhinum cornutum L. P. Janeway 1995-6-17 4788 Shasta Backbone Ridge; along Backbone Ridge Road 3.2 mi west of Dry Creek Road. 448 Comment
  JEPS14989  Antirrhinum cornutum A. E. Wieslander 1933-10-12 343 Shasta near Kennett; Redding Quad. 243 Comment
  JEPS87075  Antirrhinum cornutum J. Kierstead 1991-6-7 91 -59 Shasta Shasta-Trinity National Forests: Shasta Lake Ranger Dist., west side of Shasta Lake (accessible by boat, not road). Old road bed leading to Golinsky Mine 457 Comment
  CDA6274  Antirrhinum cornutum J. Rodigou 1959-10-22 Shasta Chas. Smith Ranch, ca. 10 miles northeast of Redding. 0 Comment
  UC444966  Antirrhinum cornutum Milo S. Baker 1898-7-5 255 Shasta near Carpenter's Comment
  UC444977  Antirrhinum cornutum Milo S. Baker 1898-7-5 330 Shasta Hathaway's Comment
  UCD123432  Antirrhinum cornutum R. Tofsrud 1949-6-1 s.n. Shasta about 5 miles west of Ono. Comment
  CHSC65836  Antirrhinum vexillo-calyculatum subsp. breweri L. P. Janeway 1995-7-8 4845 Shasta 0.4 mi straight west of the western end of Iron Canyon Reservoir. 853 Comment
  CDA13555  Apocynum androsaemifolium G. F. Hrusa, T. D. Wilfred 1996-7-22 13381 Shasta Lassen National Forest; along Hwy 89 approx. 3 miles S of entrance to Lassen Nat. Park. Comment
  CHSC85449  Apocynum androsaemifolium G. F. Hrusa; T. D. Wilfred 1996-7-22 13381 Shasta Northeast California. Lassen National Forest. On roadside along Hwy 89 approx. 3 miles S of entrance to Lassen Nat. Park. Latitude: 40 degrees 32' N. Longitude: 121 degrees 37' W. 1580 Comment
  CHSC88326  Apocynum androsaemifolium R. Fischer; J. Marr 2004-5-24 209 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Spatter Cone Trail. 1043 Comment
  CAS-BOT-BC397925  Aquilegia formosa Hans Leschke 1958-8-16 1538 Shasta Lassen Volcanic National Park 1981 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
  CHSC89653  Aquilegia formosa var. formosa R. Fischer; J. Marr 2004-9-27 339 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected along northern shores Ya-She pond. 1010 Comment
  RSA239295  Aquilegia formosa var. truncata Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-22 42401 Shasta Along Castle Creek c. 1 mi W of Castle Crags State Park. 762 Comment
  JEPS105073  Arabidopsis thaliana Dean W. Taylor 1993-6-2 13543 Shasta Damnation Creek; on about 1 mile east of Clear Creek and Clear Creek Campground; Trinity Mountains; Shasta-Trinity National Forest 1082 Comment
  RSA0125753  Arabis glabra Lyman Benson 1930-7-18 2225 Shasta E. of Round Mountain, River: Hatchet Creek; Mt. Range: N. Sierra Nevada. 1220 Comment
  JEPS53069  Arabis pycnocarpa var. pycnocarpa M. S. Baker and Frank Nutting 1894-5-31 Shasta Burney Falls Comment
  RSA66248  Arabis sparsiflora F. W. Peirson 1932-7-11 10152 Shasta Forest floor of the interlake region, Thousand Lake Basin. 1951 Comment
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Feb 6 2009
  POM272508  Arabis suffrutescens F. W. Peirson 1932-7-11 s.n. Shasta Forest floor of the interlake region, Thousand Lake Basin. 1951 Comment
  RSA66230  Arabis suffrutescens F. W. Peirson 1932-7-11 10151 Shasta Forest floor of the interlake region. Thousand-lake Basin. 1951 Comment
  CAS-BOT-BC407702  Arceuthobium americanum John Thomas Howell 1960-8-22 36405 Shasta Pond N of Summit Lake 2042 Comment
  CAS-BOT-BC407703  Arceuthobium americanum C. R. Quick 1953-8-1 53 -129 Shasta Spring Camp, near Childs Meadow, SE of Mt. Lassen Comment
  SEINET2471217  Arceuthobium campylopodum R. L. Mathiasen 2009-8-20 2009 -50 Shasta 0.9 km SE. of Old Station Junction on State Route 44 1310 Comment
  UC1078858  Arceuthobium campylopodum Job Kuijt 1957-5-21 1366 Shasta Hwy 89-299 junction Comment
  UC1078860  Arceuthobium campylopodum Job Kuijt 1957-5-22 1368 Shasta Hwy 89 at Pondosa junction Comment
  CHSC97968  Arceuthobium occidentale R. L. Mathiasen 2005-2-22 503 Shasta 0.6 km southwest of Highway 299 on road to Carr Powerhouse. Whiskeytown National Recreation Area. UTM 10T 4499806 N; 531648 E (Datum NAD 27CONUS). 380 Comment
  UC1543722  Arctostaphylos Harold and Virginia Bailey 1948-8-25 3006 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  JEPS121037  Arctostaphylos klamathensis Dean W. Taylor 2012-8-22 21310 Shasta Trinity Mountains; logging road 0.3 miles N of Cold Spring (headwaters Boulder Creek, tributary Sacramento River) Comment
  JEPS87081  Arctostaphylos klamathensis J. Kierstead 1991-6-22 91 -78 Shasta Jeep trail e Tamarack Lake (Shasta-Trinity Co. line); Shasta-Trinity National Forests, Mt. Shasta Ranger Dist. 1828 Comment
  CAS-BOT-BC38976  Arctostaphylos malloryi Walter Knight; Irja Knight 1987-10-1 6077 Shasta Iron Mt., via Tilden Botanic Garden in Berkeley Comment
  CHSC68494  Arctostaphylos malloryi Vernon Oswald; R. Ondricek-Fallscheer, F. Kosko, J. Molter 1997-3-12 8309 Shasta West of Iron Mtn. on South Fork Mtn. Rd., 7.2 mi N of Hwy. 299, W. of Redding. 926 Comment
  JEPS123397  Arctostaphylos malloryi Len Lindstrand III 2015-1-8 21216 Shasta Northwest slope of Iron Mountain, on ridge at headwaters of Slickrock Creek. Whiskeytown, 7.5' Q. Comment
  SBBG50836  Arctostaphylos malloryi J. I. Mallory 1966-10-20 266 Shasta 1 mi SW of Iron Mtn Mine 914 Comment
  UCD50656  Arctostaphylos malloryi W. Robert Powell 1975-5-21 2259 Shasta Just east of ridge top; 4 1/2 miles southwest of Shasta Dam, 6 miles northwest of Keswick Dam, just north of Copley Mountain. 777 Comment
  UCR7815  Arctostaphylos manzanita Wm. Horn Jr. 1967-2-20 670220- 01 Shasta 9 mi east of Oak Run 1113 Comment
  CAS-BOT-BC38887  Arctostaphylos manzanita subsp. manzanita P. C. Everett; E. K. Balls 1954-10-15 20309 Shasta Hwy 36, .8 mi. s.e. of Platina, between Fortuna and red Bluff Comment
  CAS-BOT-BC38888  Arctostaphylos manzanita subsp. manzanita Ruth Garrecht 1922-4-3 s.n. Shasta Redding Comment
  JEPS38710  Arctostaphylos manzanita subsp. manzanita J. W. Blankinship 1911-1-16 Shasta Redding Comment
  POM286047  Arctostaphylos manzanita subsp. manzanita Lyman Benson 1929-3-26 1059 Shasta Cottonwood Comment
  CAS-BOT-BC38889  Arctostaphylos manzanita subsp. manzanita N. Wynne; M. Peckham; J. Bamesberger 1994-4-10 22 Shasta N side of A16 4/10 mile NE of Hwy 36. Comment
  RSA0069355  Arctostaphylos manzanita subsp. roofii Dean W. Taylor, Cajun James 2014-4-11 21470 Shasta Shingletown on HIghway 44, eastern margin of the rural residential/commercial developed area. 1066 Comment
  RSA0089877  Arctostaphylos manzanita subsp. roofii Dean Wm. Taylor, Cajun James 2014-4-11 21470 Shasta Shingletown on HIghway 44, eastern margin of the rural residential/commercial developed area. 1065 Comment
  CAS-BOT-BC38646  Arctostaphylos manzanita subsp. wieslanderi Bob Powell; Jack Major; James I. Mallory; Roman Gankin 1962-3-15 344 Shasta Eastern Shasta County in the vicinity of Shingletown. 1 mile nne of summit of Black Butte 646 Comment
  UC1182194  Arctostaphylos manzanita subsp. wieslanderi B. F. Smith 1960-2-11 7 Shasta V Plot V-1 Quad 33 B-2 609 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
  UC501455  Arctostaphylos nevadensis Frank W. Peirson Jul 10 1932-Jul 16 1932 10191 Shasta s Burney; 1000-Lake Basin 1950 Comment
  CAS-BOT-BC46537  Arctostaphylos patula Elmer I. Applegate 1929-6-20 5765 Shasta Mount Lassen trail above Drakesbad. Comment
  CAS-BOT-BC46539  Arctostaphylos patula Alice Eastwood 1912-6-29 855 Shasta Goose Valley. Comment
  JEPS38846  Arctostaphylos patula W. L. Jepson 1914-8-11 5775 Shasta ne Shasta Co. Upper Fall River Valley 1036 Comment
  RSA31858  Arctostaphylos patula A. A. Heller 1943-8-23 s.n. Shasta Manzanita Lake, Lassen Volcanic National Park. Comment
  UCD53423  Arctostaphylos patula P. L. Johannsen 1932-6-28 151 Shasta 3 1/2 miles SE of Gregory; near Salt Creek. 304 Comment
  CDA35505  Arctostaphylos patula J. R. Keck Jr. 1978-3-1 PDR# 237772 Shasta Bear Creek Falls; south of Whitmore. 0 Comment
  HSC7707  Arctostaphylos patula J. Wendell Howe 1933-6-13 1238 Shasta Lassen Park Boundary Comment
  JEPS38826  Arctostaphylos patula J. Grinnell 1927-12-30 Shasta 7 mi e Redbluff (in first foothills) Comment
  CHSC33079  Arctostaphylos patula subsp. patula J. P. Smith; J. O. Sawyer 1975-6-23 8316 Shasta Slopes of Buckhorn Bally 3.5 miles south of State Route 299 at Buckhorn Summit on road to Bully Choop. 1524 Comment
  CHSC81498  Arctostaphylos viscida Ann Willyard 1998-3-7 9 Shasta Near Powerline Rd about 1/2 mile south of Placer Rd. 237 Comment
  HSC96817  Arctostaphylos viscida subsp. mariposa Todd Bouchier, Kathleen Gifford, Cameron Williams 1999-4-17 13 Shasta Platina, S side of Road A16 698 Comment
  UC2062568  Arctostaphylos viscida subsp. pulchella Belinda Lo with Kellie Eldridge 2017-8-17 371 Shasta SHASTA COUNTY: Shasta-Trinity National Forest, southeast of Goat Camp and just east of road U29N28E. Comment
  CAS-BOT-BC412811  Arctostaphylos viscida subsp. viscida Andrew Townesmith; Karen M. Meyer 2007-7-24 849 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-BC47047  Arctostaphylos viscida subsp. viscida A. A. Heller 1905-5-25 7853 Shasta Near Redding. Comment
  CAS-BOT-BC47049  Arctostaphylos viscida subsp. viscida W. R. Dudley 1899-1-1 s.n. Shasta Montgomery Creek. Comment
  UC571238  Arctostaphylos viscida subsp. viscida Dorothy Tebbe 1930-3-28 34 Shasta Redding Comment
  OBI30238  Arctostaphylos viscida subsp. viscida S. A. Weidert 1975-4-2 s.n. Shasta Near Inwood Comment
  UC187467  Arenaria congesta var. subcongesta Mrs. R. M. Austin 1879-8-1 360 Shasta Lassen's Peak Comment
  CAS-BOT-BC401830  Argemone munita subsp. rotundata Elmer I. Applegate 1929-6-23 5867 Shasta Hat Creek Valley, near Cassel Comment
  RSA11785  Argemone rotundata Elmer I. Applegate 1929-6-23 5867 Shasta Hat Creek Valley, near Cassel Comment
  UC585538  Aristida oligantha Virginia E. Long 1932-7-21 190 a Shasta 1 mi n Anderson 131 Comment
  CAS-BOT-BC400474  Aristolochia californica Alice Eastwood 1912-7-26 1474 Shasta Pitt Comment
  JEPS32465  Aristolochia californica J. W. Blankinship 1910-7-28 Shasta Redding Comment
  UC1927952  Arnica chamissonis David Keil 2004-7-10 30324 Shasta Along California Routes 44/89 southwest of Old Station. Lassen National Forest. Vicinity of 40 36.386'N x 121 31.381'W Comment
  CAS-BOT-BC295865  Arnica dealbata W. R. Ernst 1957-8-9 197 Shasta Trailside about 1 mile south of Eiler Lake, Thousand Lakes Valley Wild Area Comment
  SJSU542  Arnica dealbata G. Witherspoon 1940-6-27 2125 Shasta Lassen Highway about 2.5 miles NE of Manzanita Lake Lodge, Lassen Volcanic National Park 1841 Comment
  CHSC97784  Arnica longifolia L. P. Janeway 2007-9-3 9207 Shasta High Cascade Range. Southwest-facing slope high on Brokeoff Mountain, about 400 m west-northwest of the summit. 2755 Comment
  JEPS89491  Arnica mollis Dean Wm. Taylor with Ingrid Olmsted 1975-8-24 320 Shasta and vicinity Magee Peak (Thousand Lakes Wilderness, Lassen Nat'l Forest); Lassen Nat'l Forest, Thousand Lakes Wilderness 2438 Comment
  UC892183  Arnica mollis E. G. Anderson 1935-8-29 Shasta Dersch Meadows Lassen Volcanic National Park, Dersch Meadows 1981 Comment
  CHSC30206  Arnica venosa M. S. Taylor 1980-7-31 3196 Shasta On E side of 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 Interstate 5. 1371 Comment
  JEPS109839  Arnica venosa Dean W. Taylor 2005-6-8 19337 Shasta logging road 1.48 air miles N 26.45 W of Nosoni Mountain, McCloud River Canyon, watershed South Fork Chatterdown Creek 670 Comment
  UC1502172  Arnica venosa Craig Martz 1982-6-24 43 Shasta s of, w of s end of Slate Creek Bridge Lamoine; Slate Creek Bridge, Lamoine Quad. Comment
  UC53880 Image available Arnica venosa H. M. Hall and E. B. Babcock 1903-6-1 4013 Shasta Salt Creek Sierra Nevada Mountins; Salt Creek, Shasta Co., Sierra Nevada Mts. 426 Comment
  SEINET10473600  Arnica venosa Mary Susan Taylor 1980-7-14 Taylor 3127 Shasta Shasta-Trinity Natl Forest; on S side of 33N21, ca. 10.1-9.4 mi W of Shasta Dam. 914 Comment
  SEINET1783587  Arnica venosa Unknown s.n. Shasta Salt Creek [Sierra Nevada Mountains] 427 Comment
Read comments
Jan 25 2015
  UC1558223  Artemisia douglasiana Harold and Virginia Bailey 1948-8-27 3051 a Shasta at water fountain below Emerald Lake (loop highway); Lassen Volcanic National Park 2438 Comment
  CAS-BOT-BC400689  Asarum hartwegii F. Almeda; R. Eisenhardt 1995-5-29 7415 Shasta Willow Creek Ranch about 6.8 miles south of the intersection of Calif. State Rd. #89 and Squaw Valley Rd. in McCloud 883 Comment
  SEINET198559  Asclepias cordifolia Helen K. Sharsmith 1955-6-27 4514 Shasta Lassen National Forest; Adjacent to State Highway 299 near Fall River Mills. 1219 Comment
  UC878958  Asclepias cordifolia C. L. Hitchcock 1940-5-23 6513 Shasta ca. 1/4 mi s Burney Falls Comment
  HSC103649  Asclepias cordifolia Thomas W. Nelson, Jane Nelson 1982-5-15 6886 Shasta Along Lewiston Turnpike, 4 mi. from junction with State Route 299. 671 Comment
  RSA401668B  Asclepias cordifolia 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-BC68822  Aspidotis densa Laura M. Lathrop 1903-7-21 s.n. Shasta Castle Crags Comment
  CAS-BOT-BC68823  Aspidotis densa Lemmon 1879-7-12 s.n. Shasta Mt. Shasta Comment
  UC62538  Aspidotis densa Baker and Nutting 1894-5-31 Shasta Cayton Valley Comment
  HSC1012  Aspidotis densa R. Spellenberg 1965-6-9 1076 Shasta 1.5 mi. W of I5 on the S side of Castle Crags State Park Comment
  SEINET5338523  Asplenium septentrionale D. Showers 1976-9-2 3748 Shasta North Domes,1/2 mile west of Lost Creek Camp, Lassen Park 1981 Comment
  HSC101390  Astragalus californicus J. P. Smith 2010-6-9 12909 Shasta Along Cinder Point Rd., near junction with Hwy. A12. 1139 Comment
  UC54370  Astragalus californicus H. M. Hall and E. B. Babcock June, 1903 4016 Shasta Gregory Sierra Nevada Mountains, Upper Sacramento River, Gregory (Upper Sacramento River, Sierra Nevada Mountains) 304 Comment
  CDA11004  Astragalus filipes G. F. Hrusa 1991-6-27 8496 Shasta Pit River Drainage; Along Pit River below Pit 1 powerhouse on S bank of river. Comment
  UC1332122  Astragalus filipes Alice Eastwood, John Thomas Howell June 1940 7937 Shasta near McArthur; near McArthur Comment
  UC584267  Astragalus filipes G. L. Stebbins Jr. and J. A. Jenkins 1937-7-16 2396 Shasta w Fall River Mills (open rocky slopes of Saddle Mt.); slopes Saddle Mt., w of Fall River Mills 1310 Comment
  UC863078  Astragalus filipes Lewis S. Rose 1940-6-11 40500 Shasta McArthur 1036 Comment
  JEPS54643  Astragalus gambelianus Alice King 1921-4-10 Shasta Anderson Comment
  UC73259  Astragalus gambelianus Milo S. Baker 1900-4-29 Shasta Stillwater Comment
  UCD35951  Astragalus gambelianus Beecher Crampton 1953-4-29 1173 Shasta 2 miles north of Cottonwood. Comment
  CAS-BOT-BC192804  Astragalus pauperculus John Thomas Howell 1927-4-5 2304 Shasta Near Frazier Corners, 10 miles ne. of Redding Comment
  CAS-BOT-BC192958  Astragalus purshii var. purshii Alice Eastwood; John Thomas Howell 1940-6-11 7939 Shasta Near McArthur Comment
  RSA0085399  Asyneuma prenanthoides Jim M. Andre, Tasha La Doux, Senna Andre, Elias Andre 2013-7-12 31397 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
  JEPS89819  Athyrium distentifolium var. americanum Dean W. Taylor with Ingrid Olmsted 1975-8-24 5398 Shasta vicinity Magee Peak (above Magee Lake, Thousand Lakes Wilderness, Lassen Nat'l Forest); Lassen Nat'l Forest, Thousand Lakes Wilderness 2438 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-BC68725  Athyrium filix-femina var. californicum Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak 1828 Comment
  CAS-BOT-BC17622  Athysanus pusillus Alice Eastwood 1912-7-1 s.n. Shasta Burney Falls. Comment
  CAS-BOT-BC17623  Athysanus pusillus Ellsworth Bethel 1923-4-21 s.n. Shasta Fall River Mills. Comment
  CHSC35770  Athysanus pusillus Colleen D. Harvey 1982-4-9 19 Shasta Ca. 2 mi w of Whiskeytown Public Launch Ramp on the n bank of service road paralleling Whiskey Creek, ca. 7.7 mi nw of Shasta. NW central portion of French Gulch quad. 454 Comment
  SEINET10565956  Avena Paul Gallian, Billy Joe Cox 1971-6-10 Gallian 711 Shasta 5 mi n of redding on i-5; old field, several grasses; digger pine and lupinus Vallicola. Comment
  SEINET10514059  Avena fatua Douglas G. LeDoux, Melvin L. Conrad; David B. Dunn 1973-6-4 LeDoux 1066 Shasta Collected in redding city park along the banks of the sacramento river. Comment
  CAS-BOT-BC106568  Balsamorhiza deltoidea Alice Eastwood 1912-6-29 829 Shasta Goose Valley Comment
  UC1558202  Balsamorhiza sagittata Harold and Virginia Bailey 1948-8-27 2897 Shasta Badger Flat Lassen Volcanic National Park 1920 Comment
Read comments
May 21 2007
  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
  UC1543776  Barbarea orthoceras Harold and Virginia Bailey 1948-8-25 3031 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  UC1280797  Berberis aquifolium var. aquifolium H. E. McMinn 1931-6-26 2509 Shasta near Dunsmuir Comment
  JEPS47762  Berberis aquifolium var. dictyota Mrs. C. F. Rose 1935-3-10 12 Shasta 3 mi n Redding Comment
  JEPS25407  Berberis aquifolium var. repens Rimo Bacigalupi with G. T. Robbins 1959-4-21 7022 Shasta 1.4 mi s Shingletown (along road from Manton to Shingletown, drainage of Brush Creek) 1011 Comment
  SBBG2289  Berberis aquifolium var. repens H. and M. Dearing 1938-6-30 2208 Shasta W of Burney 1219 Comment
  SEINET12088733  Berberis repens Unknown 1978-1 2 Shasta Ca 32.2 mi ne of Redding, n side of Hwy 299, Montgomery Falls, Montgomery Creek 610 Comment
  SEINET515854  Bidens frondosa Vernon H. Oswald 1998-9-8 9613 .1 Shasta Hwy 89 at its closest approach to Butney Creek just south of McArthur-Burney Falls Memorial State Park. 930 Comment
  CAS-BOT-BC413061  Bistorta bistortoides Ella Dales Cantelow 1939-6-10 4193 Shasta 16 mi n.w. of Burney Falls Comment
  UC711962  Blepharipappus scaber Roxana S. Ferris and Laura Lorraine 1941-8-10 10487 Shasta on State Highway 89 (between Hat Creek Post Office and Shasta National Forest junction of U.S. 299) 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
  SEINET11861269  Blepharipappus scaber H. M. Hall, Babcock, E. B. 1903-1 4177 Shasta Sierra Nevada Mountains, near Dana, NE Shasta Co 1067 Comment
  CHSC38074  Boechera lemmonii R. E. Preston 1982-7-14 327 Shasta On NE ridge of Brokeoff Mtn, near summit; Lassen Volcanic National Park. 2682 Comment
  CAS-BOT-BC14296  Boechera platysperma George Wilson Gillett 1957-7-11 s.n. Shasta Lassen Volcanic National Park. On Chaos Crags, above Crater Lake. 2072 Comment
  LA204399  Boechera platysperma Carl Epling; William Robison 1935-7-17 sn Shasta Lassen Park, near Manzanita Lake Comment
  LA204402  Boechera platysperma Carl Epling; William Robison 1935-7-17 sn Shasta Lassen Park, near Manzanita Lake 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
  UCD114117  Boechera subpinnatifida Susan Mazer 1982-7-1 s.n. Shasta Castle Crags. Comment
  RSA21717  Boisduvalia densiflora Carl B. Wolf 1937-8-8 9077 Shasta Head of Sacramento Valley. 6 miles N of Redding. 244 Comment
  RSA165932  Boisduvalia stricta D. M. Moore 1960-6-5 133 Shasta NE of Redding, 1.2 miles along US 299 from jct with US 99. Comment
  RSA166325  Boisduvalia stricta D. M. Moore 1960-6-5 140 Shasta Stillwater Creek, U.S. highway 44, 6.3 mi. E of junction with U.S. 99. Comment
  CDA34930  Bothriochloa ischaemum Walter S. Lennon 1983-11-3 Shasta Highway 5, 0.4 mile south of Fawndale Rd, 1.6 miles north of Old Oregon Trail, Mountain Gate. 0 Comment
  JEPS83775  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
  RSA239278  Boykinia major R. F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-21 42382 Shasta Shasta National Forest: Along Castle Creek ca. 1 mile west of Castle Crags State Park. Comment
  CAS-BOT-BC127871  Brickellia greenei Hans Leschke 1954-9-24 s.n. Shasta between Bumpas Hell and Coild Boiling Lake 2346 Comment
  CHSC55306  Briza minor L. P. Janeway 1991-6-15 4035 Shasta Along north side of Battle Creek; ca 1 1/4 mi east of the Sacramento River. Battle Creek Wildlife Area. 120 Comment
  JEPS73954  Briza minor Virginia E. Long 1931-5-22 66 a Shasta Happy Valley Steward's Ranch ((plateau on mountain top n of Olinda and about 3 mi w of Pacific hwy between Anderson and Redding)) Comment
  RSA612051  Briza minor L. C. Wheeler 1935-3-31 3399 Shasta Between Boulder and Churn Creeks 3 miles NE Redding. 198 Comment
  SEINET10533751  Brodiaea californica Charles L. Hitchcock 1940-5-17 Hitchcock 6442 Shasta 3 miles east of Redding. Open manzanita-oak association. 500 feet. Comment
  JEPS5517  Brodiaea californica var. californica R. F. Hoover 1936-5-22 1212 Shasta 4 mi n Anderson Comment
  JEPS5695  Brodiaea californica var. californica J. W. Blankinship 1911-6-6 Shasta ranch se Hawes (Redding) (e of Anderson) Comment
  UCD77167  Brodiaea coronaria Robert E. Preston 2003-6-14 2159 Shasta 3.4 mi W of Fall River Mills, along Pit No. 1 Powerhouse Rd. 941 Comment
  UC726231  Brodiaea coronaria subsp. coronaria A. A. Heller 1941-6-24 16189 Shasta near State Hwy 89 junction (between Burney and Fall River Mills) Comment
  RSA114973  Brodiaea coronaria subsp. coronaria E. K. Balls, Lee W. Lenz 1956-6-18 21809 Shasta 1.3 mi NW of Lake Britton, State Hwy 89. 1006 Comment
  UC153504  Brodiaea coronaria subsp. coronaria Milo S. Baker 1898-7-8 358 Shasta Stevens Comment
  UC421809  Brodiaea elegans subsp. elegans Milo S. Baker 1898-7-6 379 Shasta Clover Cr. Falls Comment
  CAS-BOT-BC484378  Brodiaea elegans subsp. elegans L. E. Smith 1913-5-28 325 Shasta Cottonwood Comment
  UC72247  Brodiaea elegans subsp. elegans Misses Jones and Alexander 1902-6-29 Shasta Brock's Comment
  SEINET7042837  Brodiaea pallida A. G. Vestal 1955-1 Shasta Comment
  HSC27353  Brodiaea purdyi D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19079 Shasta Along Hwy. 44, 4 mi. E of Redding Comment
  SEINET10872639  Bromus breviaristatus Billy Joe Cox 1971-6-10 Cox 3173 Shasta 15 mi s of weed on i-5. Comment
  CDA20736  Bromus diandrus K. Kosta 2006-5-17 PDR 1340431 Shasta Found on edges of alfalfa field, Melvin Hoy property,Jesson Road, McArthur CA. Comment
  HSC9288  Bromus diandrus R. S. White 1965-5-14 54 Shasta 5 mi. E of Redding on Hwy. 299 Comment
  SEINET186070 Image available Bromus diandrus Virginia E. Long 1931-5-11 60 a Shasta Anderson. 132 Comment
  UC1131170  Bromus diandrus P. L. Johannsen 1932-6-6 109 Shasta Oak Flat 426 Comment
  CDA35502  Bromus diandrus E. Finley 2003-5-2 PDR# 1035515 Shasta Redding; Logan Rd. 0 Comment
  SEINET10517938  Bromus diandrus Virginia E. Long 1931-5-11 Long 60 a Shasta Anderson. Covering vacant lot along with Bromus hordeaceus, Hordeum murinum, and Plantago major. 132 Comment
  JEPS69195  Bromus hordeaceus J. W. Blankinship 1911-5-31 5 Shasta Redding Comment
  CHSC54547  Bromus inermis subsp. inermis Vernon H. Oswald 1991-8-16 4832 Shasta Lassen Volcanic Park. Lassen Hwy northeast of Diamond Pk, at Road Marker 11. 2255 Comment
  SD104431  Bromus laevipes Reid Moran 1978-6-24 26050 Shasta Little Roaring Creek. 750 Comment
  UCD59005  Bromus madritensis Walter R. Spivey 1955-6-1 s.n. Shasta 10 miles northeast of Redding. Comment
  JEPS73968  Bromus madritensis subsp. rubens Virginia Long 1931-5-22 74 a Shasta about 3 mi e of Pacific highway between Anderson and Redding (n of Olinda, Happy Valley, Steward Ranch); Happy Valley, Steward Ranch Comment
  SEINET10524518  Bromus marginatus Billy Joe Cox 1971-6-10 Cox 3175 Shasta 15 mi s of weed on i-5. Comment
  POM264305  Bromus orcuttianus A. A. Beetle 1941-6-30 2849 Shasta Larsen [Lassen] National Forest, banks of Hat Creek, near Hat Creek 1220 Comment
  RSA91693  Bromus orcuttianus F. W. Peirson 1932-7-16 10304 Shasta Burney Spring 1433 Comment
  SEINET3923293  Bromus rubens Diane Reed 1978-5-13 102 Shasta Chanchuella Peak Quad. Beegum Gorge Road (Forest Service Road 1S02).; 0 975 Comment
  RSA698701  Bromus sterilis L. Ahart 2003-5-22 10189 Shasta 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., South of a small wash, west of the poor dirt road. 259 Comment
  UC1553576  Bromus tectorum E. Dean 1988-6-7 13 Shasta n of Brushy Mountain (Yolla Bolla Ranger District, Road 29N28, 7 mi s of highway 36 at junction with roads 29N39 and 29N36); Yolla Bolla Ranger District, Road 29N28 1371 Comment
  JEPS22671  Calandrinia ciliata Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-23 6309 Shasta 7 mi ne Millville; drainage of Basin Hollow Creek, plains along the Whitmore ro 298 Comment
  CHSC8777  Callitriche hermaphroditica S. Chulasmai 1966-4-30 15 Shasta Hat Creek River. Comment
  UC123  Calocedrus decurrens W. H. Brewer Sep 18 1862-Sep 19 1862 1447 Shasta Upper Sacramento between camps 100 and 102 Upper Sacramento Comment
  CHSC27766  Calochortus coeruleus Robin Ondricek 1978-4-22 16 Shasta Ca. 32.2 mi ne of Redding, n side of Hwy 299, Montgomery Falls, Montgomery Creek. 621 Comment
  UCD139498  Calochortus coeruleus Beecher Crampton 1975-5-2 9180 Shasta Shasta Lake; south base of Horse Mountain. Comment
  CAS-BOT-BC132418  Calochortus longebarbatus Frank Callahan 1995-7-16 s.n. Shasta Meadows off Hwy 89 1280 Comment
  CHSC88775  Calochortus macrocarpus R. Fischer 2004-7-2 290 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located around Camp 7. 1013 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
  RSA113755  Calochortus nudus George W. Gillett 1953-7-30 302 Shasta Lassen Volcanic National Park, Dersch Meadows near ranger station 1982 Comment
  SEINET4169925  Calochortus nudus Unknown 1953-7-30 Shasta Near ranger station. 1981 Comment
  JEPS107989  Calochortus superbus Pete Figura 2005-6-23 156 Shasta Along Windy Point Road, near its junction with Hwy 299. Approx. 0.6 mi S of town of Montgomery Creek. 666 Comment
  CAS-BOT-BC494227  Calochortus superbus Alice Eastwood 1912-6-29 795 Shasta Goose Valley Comment
  CAS-BOT-BC494330  Calochortus superbus J. D. Jokerst 1985-6-5 2413 Shasta South of and adjacent to Walker Mine Rd ca. 100 meters east of powerline crossing and unnamed creek. Several miles north of Redding, just north of Walker Mine 274 Comment
  HSC97250  Calochortus superbus Thomas W. Nelson, Martin Lenz 2004-7-9 9241 Shasta Junction of Windy Point Rd. & State Route 299, ~1 mi. SW of Montgomery Creek 680 Comment
  SBBG122840  Calochortus syntrophus D. W. Taylor 1996-6-5 15652 Shasta Cove Rd, just S of Roaring Crk Comment
  CHSC62016  Calochortus tolmiei K. L. Warren 1993-4-9 10 Shasta At Feeney family grave site, pioneer cemetery in French Gulch, ca. 50 yds. E of Trinity Mt. Rd. 487 Comment
  HSC62921  Calochortus tolmiei J. M. DiTomaso 1979-5-11 963 Shasta Oak Bottoms Campground, Whiskeytown Lake 335 Comment
  JEPS100730  Calochortus tolmiei Dean Wm. Taylor with Glenn L. Clifton, Jim Andre 1990-4-24 10664 Shasta Shingletown Ridge, SW of Shingletown, ca. 1 miles S of Highway 44 on Ash Creek road 975 Comment
  UC422994  Calochortus tolmiei Lewis C. Rosenbaum 1916-6-6 Shasta Sweetbriar Creek Castella 1066 Comment
  CAS-BOT-BC494009  Calochortus tolmiei John Thomas Howell 1927-4-6 2310 Shasta Near Whiskeytown Comment
  CAS-BOT-BC494012  Calochortus tolmiei S. Morrissette; J. Williams; K. Kopper 1994-4-10 008 Shasta 4/10 mile Ne of Hwy 36. North side of Rd. A16 701 Comment
  CAS-BOT-BC494013  Calochortus tolmiei A. Burgard; J. Goldsmith; J. Kalt 1996-4-20 42 Shasta Beegum Creek Trail, along Hwy 36 on the Shasta/Tehama border. Chaparral/riparian zone of Beegum creek 396 Comment
  UC72478  Calochortus tolmiei Milo S. Baker 1900-4-30 Shasta Old Cow Creek Canyon Comment
  CAS-BOT-BC132587  Calochortus uniflorus F. Almeda; R. Eisenhardt 1995-5-29 7410 Shasta Willow Creek Ranch about 6.8 miles south of the intersection of Calif. State Rd. #89 and Squaw Valley Rd. in McCloud 883 Comment
  POM250718  Calycadenia ciliosa D. D. Keck 1938-8-9 4886 Shasta Burney, east side of town in open fields 945 Comment
  POM215696  Calycadenia ciliosa Jens Clausen 1932-9-16 662 Shasta 3.5 miles south of Redding Comment
  CAS-BOT-BC273371  Calycadenia fremontii A. A. Heller 1916-6-25 12454 Shasta 10 miles north of Redding Comment
  CAS-BOT-BC273379  Calycadenia fremontii Roxana S. Ferris 1955-7-11 12964 Shasta Just W of Round Mt. on U.S. Highway 299 Comment
  CAS-BOT-BC273381  Calycadenia fremontii Ellsworth Bethel 1923-6-12 s.n. Shasta Montgomery Creek Comment
  CHSC65217  Calycadenia fremontii V. Parker 1994-6-6 643 Shasta On NW flank of Black Butte, at roadside near bridge over Lack Creek. Comment
  JEPS38547  Calycadenia fremontii W. L. Jepson 1894-8-10 59 j Shasta near Sims (Upper Sacramento River); Upper Sacramento River Comment
  JEPS94815  Calycadenia fremontii Vernon H. Oswald and Lowell Ahart 1998-9-8 9614 Shasta Highway 89 at its closest approach to Burney Creek (just s of McArthur-Burney Falls Memorial State Park); Highway 89 929 Comment
  OBI55520  Calycadenia fremontii David J. Keil, Kathleen Keil 1992-7-24 23577 Shasta 12.2 mi E of Siskiyou County line along hwy 89 Comment
  UC179656  Calycadenia fremontii A. A. Heller 1914-8-30 11751 Shasta 1 mi s Redding Comment
  CAS-BOT-BC273352  Calycadenia fremontii H. M. Hall 1930-9-30 12914 Shasta 15.4 miles west of Redding Comment
  CAS-BOT-BC273353  Calycadenia fremontii David D. Keck 1938-8-9 4886 Shasta Burney, east side of town 945 Comment
  UC1953740  Calycadenia fremontii 1978-7-9 2122 Shasta 4.5 mi E of Bulls Ferry Resort on Hwy A-17, E of Cottonwood, 6.8 mi SW of jct with Hwy 44 Comment
  UC1971730  Calycadenia fremontii 1978-7-9 2123 Shasta SE of Redding, 2.3 mi SW of Hwy 44 on road to Cottonwood (CR A17) 342 Comment
  UC1971734  Calycadenia fremontii 1980-9-12 2208 Shasta 5.9 mi SW of Ono on Ono-Platina Road, near man-made pond 200 yds S of road, SW of Redding 442 Comment
  UC1971745  Calycadenia fremontii R. L. Carr 1983-5-24 2250 Shasta E of Redding on Millville Plains Road, 0.8 mi S of its jct with Hwy 44, just S of Bascom Road (S of Millville) Comment
  UC1971755  Calycadenia fremontii R. L. Carr 1997-7-18 3350 Shasta E of Anderson, S side of Dersch Road, ca. 7.1 mi E of Deschutes Road Comment
  RSA255495  Calycadenia truncata subsp. truncata Gerald D. Carr 1971-6-5 557 Shasta About 10 miles east of Millville, along south rim of Bear Cr. Canyon Comment
  POM199740  Calycanthus occidentalis Marcus E. Jones 1931-7-16 29084 Shasta Pitt River Bridge. Comment
  SEINET10866549  Calycanthus occidentalis Mary Merello 1993-6-24 Merello 713 Shasta Oak-mixed conifer woodland along Hwy. 289 between Ingot and Round Mountain. Dry slopes along Little Cow Creek. 365 Comment
  UC1035069  Calycanthus occidentalis Roxana S. Ferris 1955-7-11 12968 Shasta ca 6 mi w Round Mt. (along U.S. Hwy 299); Canyon of Cedar Creek Comment
  UC1193227  Calycanthus occidentalis K. Cuff 1949-8-2 105 Shasta 6 mi ne Platina 609 Comment
  UC72739  Calycanthus occidentalis Milo S. Baker Shasta Oak Run Comment
  UCR45441  Calycanthus occidentalis Flinn, Pearson, Anderson 1986-5-11 31 Shasta Co. Rd. A-16, 20 mi SW of Ono 925 Comment
  CHSC4711  Calypso bulbosa R. Carter 1966-5-14 397 Shasta Found 175 yds. S of bridge over Sacramento R. on E side of river, 25 yds. Off E side of road along trail. Sweetbriar. 609 Comment
  HSC38731  Calyptridium monospermum J. P. Smith, J. O. Sawyer 1975-6-23 8304 Shasta Buckhorn Bally, 3.5 mi. S of Hwy. 299 at Buckhorn Summit on road to Bully Choop 1524 Comment
  SEINET2441577  Calyptridium monospermum George K. Helmkamp, E. A. Helmkamp 2009-6-11 14970 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.).; 0 1276 Comment
  UCD100456  Calyptridium umbellatum James Payne Smith 1976-5-22 8804 Shasta French Gulch-Carrville Road. 1402 Comment
  HSC97146  Calystegia atriplicifolia subsp. buttensis Martin J. Lenz 2006-6-19 2984 Shasta Ridge S of Richarson Cr. about 1.9 mi. E of confluence with Roaring Cr. 982 Comment
  HSC104389  Calystegia atriplicifolia subsp. buttensis Thomas W. Nelson, Martin Lenz 2004-6-9 9236 Shasta Along Big Bend Rd., in clearing under power lines 900 Comment
  POM70999  Calystegia malacophylla Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  CAS-BOT-BC221218  Calystegia malacophylla subsp. malacophylla H. D. Ripley; R. C. Barneby 1948-7-6 9644 Shasta Castle Rock 640 Comment
  CDA33878  Calystegia occidentalis subsp. occidentalis Dale Woods 2010-7-1 Shasta North shore of Eastman Lake. Near Lava Creek Lodge. 0 Comment
  HSC46269  Calystegia occidentalis subsp. occidentalis Sheila Logan 1978-5-13 136 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  CDA33821  Calystegia occidentalis subsp. occidentalis Dale Woods 2010-7-1 Shasta Burney 0 Comment
  POM260072  Camassia quamash subsp. breviflora C. L. Hitchcock 1940-5-23 6526 Shasta 1/2 mile above Burney Falls Comment
  POM256113  Camissonia contorta C. L. Hitchcock 1940-5-24 6554 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  SEINET10462876  Campanula prenanthoides Baker 1898-7-7 Baker 446 Shasta Between Morley's & Steven's. Comment
  SEINET10462943  Campanula prenanthoides Weigart WEIGART s.n. Shasta Whitmore Comment
  SEINET10463126  Campanula prenanthoides Rogers McVaugh 1941-8-4 McVaugh 6240 Shasta 10 MI W OF BURNEY DRY CLAY SOIL, DEEP SHADE Comment
  SEINET10463392  Campanula scabrella Harris 1975-7-26 Harris s.n. Shasta Pebbly volcanic soil, Ski Hail, near Eagle Peak; Lassen Park 2713 Comment
  SEINET10972071  Campanula scabrella Harris 1975-7-26 Harris s.n. Shasta SKI HEIL PEAK NEAR EAGLE PEAK PEBBLY VOLCANIC SOIL 2713 Comment
  CHSC68490  Cardamine californica var. sinuata Vernon H. Oswald; Robin Ondricek-Fallscheer 1997-3-12 8310 Shasta Browns Creek Rd. (FR 1) 5.2 mi S of Hwy. 299 via Hwy. 3 near Douglas City. On a roadside bank. 609 Comment
  CAS-BOT-BC37851  Cardamine oligosperma Louis C. Wheeler 1935-3-31 3407 Shasta 3 miles northeast of Redding between Boulder and Churn Creeks. 198 Comment
  CDA42996  Cardaria chalepensis L. Ahart, John Dittes 2008-6-19 14842 Shasta About 5 yards east of the Pit River, south and under the bridge, about 150 yards northwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills. 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
  UC1149882  Carex abrupta Harold and Virginia Bailey 1948-8-25 2996 Shasta Summit Lake Lassen Volcanic National Park, Summit Lake 2040 Comment
  SEINET7550696 Image available Carex athrostachya George W. Gillett 1957-7-5 656 Shasta Manzanita Lake area, trail between employees area and museum. Lassen Volcanic National Park. 1798 Comment
  JEPS63599  Carex barbarae J. W. Blankinship 1910-6-25 Shasta Redding Comment
  UCD140190  Carex brainerdii G. F. Hrusa; T. D. Wilfred 1996-6-10 12954 Shasta Lassen National Forest. Near summit of Eskimo Grade on Highway 44. 1831 Comment
  POM81414  Carex brainerdii Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  CAS-BOT-BC34152  Carex breweri Hans Leschke 1945-9-14 s.n. Shasta Mt. Lassen. 2621 Comment
  UC1598394  Carex breweri var. breweri Joy Mastrogiuseppe 1986-8-2 4445 Shasta Lassen highway summit Lassen Volcanic National Park, Lassen highway summit Comment
  JEPS109903  Carex comosa Dean W. Taylor 2007-5-18 20116 Shasta Kosk Creek, unnamed pond in Baker Creek watershed; Pit River watershed (vicinity of Lofton placename on USGS map) 603 Comment
  JEPS96847  Carex comosa Dean W. Taylor 1999-8-13 17335 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
  SEINET3220037 Image available Carex deflexa var. boottii David Castaner 1971-8-17 1915 .2 Shasta Lassen Volcanic National Park; Paradise Meadow. Comment
  CAS-BOT-BC20604  Carex douglasii C. L. Hitchcock 1940-5-24 6556 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills. Comment
  SEINET11299297  Carex eurycarpa Cooke, Pinkava, Keil, Weber 1969-1 2166 Shasta 1.2 miles North of South entrance to Lassen volcanic National Park, Rt 89 Comment
  JEPS100723  Carex filifolia Dean W. Taylor 1988-6-22 9839 Shasta Burney Spring, northeast base of Burney Mtn, Lassen National Forest 1444 Comment
  CAS-BOT-BC20741  Carex fracta Hans Leschke 1954-7-5 s.n. Shasta Lassen Volcanic National Park. Hat Lake. 1965 Comment
  SEINET7587573 Image available Carex heteroneura David Castaner 1971-8-17 1892 Shasta Lassen Vol Nat Park, Hat Creek Trailhead. Comment
  CAS-BOT-BC28060  Carex illota Hans Leschke 1958-8-16 1559 Shasta Grassy Swales 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
  JEPS103792  Carex inops subsp. inops Martin J. Lenz 2003-5-14 9 Shasta along Mud Springs road, 1 mi (air) SW of Pit 4 Powerhouse 823 Comment
  CAS-BOT-BC7750  Carex integra George Wilson Gillett; Hans Leschke 1957-7-13 772 Shasta Lower Kings Creek Meadow. 2194 Comment
  SEINET10710012  Carex jonesii David Castaner 1971-8-17 Castaner 1910 Shasta Lassen Volcanic National Park; Paradise Meadow; moist area; 1829 Comment
  HSC96003  Carex lanuginosa Juha Pykala, D. H. Norris 1987-7-8 2486 Shasta Hat Creek Valley, Hwy. 89, 2.3 mi. N of Bridge Campground 1000 Comment
  UC1149766  Carex lenticularis var. lipocarpa Harold and Virginia Bailey 1948-8-25 29809 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  RSA88674  Carex lenticularis var. lipocarpa F. W. Peirson 1932-7-12 10118 Shasta N slope of Red Crater. Thousand Lake Basin. 1982 Comment
  CAS-BOT-BC31505  Carex luzulifolia R. Tallent 1987-8-17 947 Shasta Lassen National Park: Kings Creek Meadows. Upper meadow 2299 Comment
  UC827354  Carex luzulifolia E. G. Anderson 1935-8-29 Shasta Dersh Meadows Lassen Volcanic National Park 1981 Comment
  CAS-BOT-BC31511  Carex luzulifolia Hans Leschke 1945-9-15 s.n. Shasta Lassen Loop Highway near summit, Mt. Lassen. Comment
  CAS-BOT-BC31940  Carex microptera Herbert Faulkner Copeland 1935-7-29 1499 Shasta Mt. Lassen, above West Sulphur Creek. 2000 Comment
  SEINET10850278  Carex microptera David Castaner 1971-8-17 Castaner 1931 Shasta Lassen Volcanic National Park; King's Creek Meadow; near brook by center of meadow; in open. 2256 Comment
  CAS-BOT-BC32039  Carex multicaulis H. D. Ripley; R. C. Barneby 1948-7-6 9653 Shasta South base of Castle Rock 579 Comment
  CHSC118251  Carex multicaulis R. E. Brainerd; N. Otting 2013-7-9 2176 Shasta Highway 44 west of Lassen National Park, ca. 2 road miles east of junction with Highway 89. UTM Zone 10 617777E 4488603N WGS84. 1615 Comment
  CHSC97349  Carex nebrascensis R. Fischer 2006-7-25 866 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. 1007 Comment
  CAS-BOT-BC119895  Carex nebrascensis Hans Leschke 1959-8-2 1590 Shasta Manzanita Lake Comment
  JEPS28377  Carex nervina George W. Gillett 1957-8-2 963 Shasta 1/4 mile below Summite Lake and 100 yards S of Corral Meadows Trail 2026 Comment
  CAS-BOT-BC119600  Carex nigricans Hans Leschke 1955-7-15 s.n. Shasta Cold boiling Lake. Comment
  UC2015833  Carex nigricans Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-8-2 4426 Shasta Lassen Volcanic National Park. Emerald Lake. Comment
  HSC48871  Carex nudata J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9854 Shasta 1 mi. N of bridge over Brown's Creek on County Line Rd. 671 Comment
  CAS-BOT-BC119196  Carex pachystachya Hans Leschke 1960-8-5 1708 Shasta Lower Twin Lake. 1996 Comment
  CAS-BOT-BC119197  Carex pachystachya Hans Leschke 1959-8-6 1602 Shasta Hat Lake. 1965 Comment
  CAS-BOT-BC118765  Carex preslii George Wilson Gillett 1957-8-17 1092 Shasta Vegetation mats on S shore of Emerald Lake. 2468 Comment
  UCD140793  Carex rossii D. H. Norris; T. Nelson, S. Dowty 1971-6-21 19138 Shasta near Baker Lake about 5 miles east of Old Station on Forest Rd. 33N20A. Comment
  JEPS28789  Carex scopulorum var. bracteosa George W. Gillett 1957-8-17 1090 Shasta Emerald Lake Lassen Volcanic National Park, Emerald Lake 2468 Comment
  RSA88779  Carex scopulorum var. bracteosa F. W. Peirson 1932-7-15 10115 Shasta Wet margin of upper lake at east foot of Magee, Thousand-Lake Basin. 2195 Comment
  CAS-BOT-BC118274  Carex scopulorum var. bracteosa Hans Leschke 1964-8-1 s.n. Shasta Hemlock Lake Comment
  CAS-BOT-BC28348  Carex scopulorum var. bracteosa George Wilson Gillett 1957-8-17 1089 Shasta Vegetation mats on South shore of Emerald Lake. 2468 Comment
  CHSC60444  Carex spectabilis Mary Ann Showers 1992-6-28 2693 Shasta Lassen Volcanic National Park. Spring-fed streams below tarn at base of north facing cirque between Pilot Pinnacle and Mt. Diller. 2438 Comment
  SEINET3220044 Image available Carex spectabilis David Castaner 1971-8-17 1897 Shasta Lassen Volcanic National Park; Hat Creek Trail. Comment
  CAS-BOT-BC115877  Carex subfusca John Thomas Howell 1960-8-23 36451 Shasta Lassen Loop east of Diamond Peak 2255 Comment
  UCD123157  Carex subfusca Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7407 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  CAS-BOT-BC115886  Carex subfusca Hans Leschke 1945-9-15 s.n. Shasta Mt. Lassen: Echo Lake. Comment
  SEINET10750065  Carex subfusca David Castaner 1989-6-18 Castaner 10234 Shasta McBride Springs. Mt. Shasta. Comment
  CDA12176  Carex utriculata G. F. Hrusa, S. Towers 1991-6-25 8473 Shasta Sierra Nevada; E side of Hat Creek immediately E of Hwy. 299 bridge. also immediately W of Pit River here. Comment
  CHSC60440  Carex utriculata Mary Ann Showers 1992-7-19 2733 Shasta Lassen Volcanic National Park. Pond north of Dersch Meadows. 2011 Comment
  CAS-BOT-BC115426  Carex utriculata W. B. Cooke; V. G. Cooke 1976-10-6 53156 Shasta Manzanita Lake Trail, Lassen Volcanic National Park. Lake shore. 1828 Comment
  CAS-BOT-BC115427  Carex utriculata John Thomas Howell 1934-7-11 12567 Shasta Fall River Mills. Comment
  CAS-BOT-BC115048  Carex vesicaria A. A. Heller 1942-9-7 16530 Shasta Echo Lake, Lassen Volcanic National Park. 2133 Comment
  CHSC109975  Carex vulpinoidea Peter F. Zika 2011-7-4 25516 Shasta SW corner of junction of Balls Ferry Road and Deschutes Road. Interior North Coast Ranges (NCoRI). 120 Comment
  CHSC43871  Carex vulpinoidea Walter Seavey Lennon 1982-6-25 Shasta Spring Gulch Road and Hwy. 273, Anderson. 134 Comment
  CHSC55293  Carex vulpinoidea L. P. Janeway 1991-6-15 4041 Shasta Battle Creek Wildlife Area. Floodplain flats on north side of Battle Creek; ca 1 1/2 mi east of the Sacramento River. Old pasture between Battle Creek and Coleman Hatchery Road. 120 Comment
  RSA0035467  Carex vulpinoidea Peter F. Zika 2011-7-4 25512 Shasta SW side of Locust Road, 0.1 road mile from Barney Road, Interior North Coast Ranges. 135 Comment
  RSA769165  Carex vulpinoidea P. F. Zika, Julie Nelson 2010-5-15 24816 Shasta Northeast side of Panorama Point Road, 0.2 road miles northwest of Lone Tree Road, southeast of Anderson, Inner North Coast Ranges 130 Comment
  UC1586926  Carex vulpinoidea Juha Pykala and D. H. Norris 1987-7-8 2488 Shasta Highway 89 2.3 road mi n Bridge Campground; Hat Creek Valley 1000 Comment
  UCD117337  Cassiope mertensiana Tilda Becker 1960-7-23 s.n. Shasta Sifford Lake. 2194 Comment
  RSA659534  Cassiope mertensiana subsp. californica Gary D. Wallace 1990-6-29 2943 Shasta Cascade Range: Lassen Park, Emerald Lake, west side of lake, trail to Bumpass Hell. 2466 Comment
  CAS-BOT-BC248982  Castilleja Ella Dales Cantelow 1939-6-10 2583 Shasta 17 mi. s. of McCloud, Jct. Burney - Redding - Alturas Hy. Comment
  CAS-BOT-BC248983  Castilleja Alice Eastwood; John Thomas Howell 1934-4-21 1809 Shasta Between Lemoine and Delta Comment
  CAS-BOT-BC249348  Castilleja applegatei Hans Leschke 1959-8-3 1594 Shasta Lassen Volcanic National Park, Grassy Swales 1935 Comment
  HSC46287  Castilleja applegatei subsp. martinii Diane L. Reed 1978-5-13 94 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  CHSC27870  Castilleja applegatei subsp. pinetorum Robin Ondricek 1978-4-22 13 Shasta Ca. 2.5 mi sse of Pit 4 Powerhouse on the n side of the dirt road which parallels the n bank of the Pit River, Shasta National Forest. 658 Comment
  HSC70509  Castilleja applegatei subsp. pinetorum J. P. Smith, J. O. Sawyer 1975-6-23 8301 Shasta Buckhorn Bally, 3.5 mi. S of Hwy. 299 at Buckhorn Summit on road to Bully Choop 1524 Comment
  JEPS81050  Castilleja applegatei subsp. pinetorum J. P. Smith and T. W. Nelson 1978-7-23 10060 Shasta 5.6 mi from Bully Choop Road junction with County Road A16 (Bully Choop Road); Klamath National Forest 1371 Comment
  UC1036176  Castilleja applegatei subsp. pinetorum George W. Gillett 1952-8-26 230 Shasta s slope opposite Reading Peak summit; Lassen Volcanic National Park, Reading Peak 2560 Comment
  CAS-BOT-BC243715  Castilleja applegatei var. pinetorum Hans Leschke 1958-8-16 1536 Shasta Trail Twin Lakes, Lassen Volcanic National Park 2026 Comment
  CDA13529  Castilleja arachnoidea G. F. Hrusa, T. D. Wilfred 1996-7-22 13355 Shasta Lassen National Forest; USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  UC1034010  Castilleja arachnoidea Francis W. Pennell 1940-7-22 26234 Shasta Mount Lassen ridge Mount Lassen (Route 89); Lassen National Park 2316 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
  UC1543817  Castilleja arachnoidea Harold and Virginia Bailey 1948-8-27 2934 a Shasta Upper Kings Creek Meadow; Lassen Volcanic National Park 2225 Comment
  RSA113773  Castilleja arachnoidea George W. Gillett 1953-8-20 333 Shasta Shasta County: Cliff Lake trail 0.5 mile above Lassen Peak Hwy, alt 6800ft 2073 Comment
  RSA0089872  Castilleja arachnoidea subsp. arachnoidea Dean Wm. Taylor 2015-6-18 21553 Shasta Bunchgrass Valley (ca. 10 air miles WNW of summit Mt. Lassen), Lassen National Forest, Forest Road 16 near the junction, Forest Road 32N24. 1590 Comment
  CHSC116936  Castilleja attenuata M. Ocken 2011-4-17 Shasta Two miles west of Anderson. 158 Comment
  CHSC93106  Castilleja lacera R. Fischer 2005-5-23 487 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc plateau. Plants growing on transmontane meadow north of McArthur along Rat Farm Road. 1013 Comment
  JEPS128764  Castilleja lacera Lowell Ahart, John Dittes, Josephine Guardino 2017-6-15 21410 Shasta Along poor dirt road extending from end of Mackey's Cove Road to northeast shore of Fall River Lake, about 0.5 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. Comment
  JEPS4327  Castilleja lacera Mrs. C. F. Rose 1936-5-8 45 Shasta near Ingot (20 mi ne of Redding) Comment
  JEPS80673  Castilleja lacera L. R. Heckard and T. I. Chuang 1981-6-10 5525 Shasta 1.5 mi w Fall River (in Fall River Mills) (along Route 299) 1066 Comment
  HSC20896  Castilleja lacera R. G. Means 1962-7-5 79 Shasta 10 mi. N of Jct. of Shasta Rt. A-20 and Hwy. 299 on Shasta Rt. A-19 976 Comment
  CAS-BOT-BC251914  Castilleja lemmonii George W. Gillett 1957-8-17 1091 Shasta Emerald Lake. South margin, in grassy area 2468 Comment
  UC1036215  Castilleja lemmonii George W. Gillett 1953-8-20 334 Shasta ne Summit Lake Ranger Station (Dersch Meadows, near head); Lassen Volcanic National Park 2026 Comment
  RSA82241  Castilleja miniata F. W. Peirson 1932-7-14 10210 Shasta Thousand-Lake Basin. 1951 Comment
  JEPS79378  Castilleja parviflora L. R. Heckard with E. Lim Dhillon and M. Ashton 1979-7-21 5150 Shasta about 1.5 air mi below Summit Lake (on Drakesbad trail); Lassen National Park 1950 Comment
  RSA79983  Castilleja payneae F. W. Peirson 1926-6-23 6836 Shasta Trail to summit of Lassen Peak, Lassen National Park. Comment
  UC1374943  Castilleja pilosa Noel H. Holmgren and Liew Fah Seong 1969-6-25 3619 Shasta midway between Bieber and Nubieber Comment
  SEINET7067180  Castilleja rubicundula subsp. lithospermoides A. G. Vestal 1947-5-2 s.n. Shasta About 4.4 miles east of Redding on Boyle Road. Coordinate datum: NAD27. UTM Zone 10, 561215mE, 4493440mN. Comment
  SBBG26846  Castilleja tenuis C. L. Hitchcock 1940-5-24 6549 Shasta Hat Crk, W of Fall River Hills Comment
  SEINET14173293  Castilleja tenuis R. J. Shaw 1963-6-11 1296 Shasta Highway 89, near N entrance to Lassen NF. Comment
  JEPS83656  Ceanothus R. Raiche 1987-5-14 70171 Shasta W of Redding (Bully Choop Mt.; at Trinity Co. line) 2072 Comment
  CHSC90311  Ceanothus arcuatus L. P. Janeway 2001-5-28 7088 Shasta Klamath Ranges. Top of Brushy Mountain (ridge); along Road 29N28 4.3 km north of junction of Roads 30 and 35 (and the junction of Shasta, Tehama, and Trinity County lines). Northeast-facing slope at top of ridge. 1520 Comment
  CAS-BOT-BC48630  Ceanothus cordulatus Alice Eastwood 1912-6-29 865 Shasta Goose Valley Comment
  UCSB24506  Ceanothus cuneatus var. cuneatus McMinn, H. 1931-5-22 Shasta Redding Comment
  CAS-BOT-BC63637  Ceanothus integerrimus Alice Eastwood 1921-7-31 11025 Shasta Shasta Springs. Comment
  CAS-BOT-BC63638  Ceanothus integerrimus Alice Eastwood 1912-6-29 780 Shasta Goose Valley. Comment
  CAS-BOT-BC63639  Ceanothus integerrimus Alice Eastwood 1922-10-18 11522 Shasta Shasta Springs. Comment
  HSC99943  Ceanothus integerrimus J. P. Smith, & J. O. Sawyer 2011-6-16 13229 Shasta Along Cassel Road, Lassen National Forest. 1102 Comment
  RSA702146  Ceanothus integerrimus R. Fischer, Jenny Marr 2004-8-15 367 Shasta Ahiumawi Lava Springs State Park, 3 miles N of McArthur, on western edge Modoc Plateau. Located N end Big Lake. 1011 Comment
  UC484188  Ceanothus integerrimus B. D. Stark 1929-7-25 597 Shasta 5 mi n Baird 152 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
  UCD22422  Ceanothus integerrimus Brian Vanden Heuvel 2003-4-9 183 Shasta Trinity National Forest. 3.5 miles North of CA 36 on Harrison Gulch Road. Comment
  CHSC117988  Ceanothus integerrimus Lacy Vannorman-Erickson 2015-3-30 Shasta Approximately a 1/2 mile on Shasta Caverns Road. Off the O'Brien exit going North on Interstate 5. Comment
  UCR45826  Ceanothus integerrimus var. californicus Flinn, Pearson, Anderson 1986-5-11 32 Shasta 0.25 miles onto county Road A-16 off of Hwy 36 740 Comment
  CAS-BOT-BC51062  Ceanothus integerrimus var. macrothyrsus A. A. Heller 1905-5-27 7873 Shasta Near Redding Comment
  CAS-BOT-BC51063  Ceanothus integerrimus var. macrothyrsus L. E. Smith 1913-6-25 408 Shasta Heroult Comment
  CAS-BOT-BC51065  Ceanothus integerrimus var. macrothyrsus Alice Eastwood 1912-7-27 1467 Shasta Kennett Comment
  POM260026  Ceanothus integerrimus var. macrothyrsus C. L. Hitchcock 1940-5-20 6476 Shasta 25 miles east of Redding. Comment
  CAS-BOT-BC50619  Ceanothus lemmonii C. Hart Merriam 1907-9-5 s.n. Shasta Little Cow Creek near Ingot Comment
  CAS-BOT-BC50621  Ceanothus lemmonii Ellsworth Bethel 1923-5-9 s.n. Shasta Montgomery Creek Comment
  CHSC111317  Ceanothus lemmonii Julie Kierstead Nelson 2013-4-16 f 2013 -006 Shasta 5 mi. N of Shasta College, NE of Redding, in rural residential area; UTM Zone 10N, 558290E 4500503N. 199 Comment
  HSC100051  Ceanothus lemmonii J. P. Smith, & J. O. Sawyer 2010-5-7 12846 Shasta Along Fender's Ferry Rd. at bridge across the Sacramento River. 339 Comment
  HSC85964  Ceanothus lemmonii J. P. Smith, J. O. Sawyer 1982-5-9 10408 Shasta Lewiston Turnpike, 0.1 mi. from junction with Hwy. 299 610 Comment
  UC1070792  Ceanothus lemmonii H. R. Josephson 1933-6-2 14 Shasta Eagle Creek Weaverville quad. 518 Comment
  CAS-BOT-BC50617  Ceanothus lemmonii E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station 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
  CHSC110765  Ceanothus pinetorum Dean Wm. Taylor 2011-8-3 21141 Shasta Klamath Ranges, border NCoRH and KR regions. Hoadley Peaks; logging road 1 mile South of the peak (clearly in Shasta County, draining into Trail Gulch). 1097 Comment
  CAS-BOT-BC52102  Ceanothus prostratus John Thomas Howell 1960-8-22 36413 Shasta 4.5 miles NE. of Manzanita Lake Comment
  CAS-BOT-BC52103  Ceanothus prostratus Hans Leschke 1956-9-22 s.n. Shasta Lassen Loop, about 1.1 miles from Manzanita Comment
  RSA25716  Ceanothus prostratus Carl B. Wolf 1941-7-24 11063 Shasta 5 miles SW of Viola on road to Manton. 976 Comment
  RSA60326  Ceanothus prostratus G. R. Campbell 1948-6-17 631 Shasta Mid way between Dana and Pondosa 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
  UC1071275  Ceanothus prostratus P. L. Johannsen 1932-6-6 110 Shasta Bullskin Ridge Redding Quad. 640 Comment
  UCD123089  Ceanothus prostratus Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7377 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  CAS-BOT-BC52066  Ceanothus prostratus Milo S. Baker 1935-6-25 8109 Shasta Near Lassen Camp Hiwy. 39 Comment
  CHSC84047  Centaurea melitensis Lowell Ahart; John Dittes 2003-5-22 10201 Shasta On the side of a water ditch, east of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  CAS-BOT-BC277245  Centaurea solstitialis Robin Schramm 1998-6-21 62 Shasta Redding, end of Salmon Creek Rd. Comment
  RSA302639  Centaurea virgata subsp. squarrosa J. R. Shevock 1972-7-25 2216 Shasta Highway 89, near Hot Creek Campground 915 Comment
  CDA36719  Centaurea virgata var. squarrosa C. Pirosko 2002-1 s.n. Shasta Highway 89. 0 Comment
  JEPS46370  Centaurium venustum J. W. Blankinship 1910-6-21 Shasta Anderson Comment
  UC1069520  Centromadia fitchii P. L. Johannsen 1932-6-21 142 Shasta near Moody Creek; Redding Quad. 304 Comment
  CAS-BOT-BC288782  Centromadia fitchii Palmer Stockwell 1934-7-15 81 Shasta 1 mile S of Mt Gate, 16 miles S of Pollack Comment
  CAS-BOT-BC288783  Centromadia fitchii Palmer Stockwell 1934-7-15 81 Shasta 1 mile S of Mt Gate, 16 miles S of Pollack Comment
  CAS-BOT-BC288792  Centromadia fitchii Grant 1902-9-17 5272 Shasta Redding Comment
  CAS-BOT-BC288793  Centromadia fitchii Mrs. H. C. Cantelow 1940-5-30 3061 Shasta NE of Redding Comment
  HSC28510  Centromadia fitchii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19081 Shasta Along Hwy. 44, 4 mi. E of Redding Comment
  HSC100261  Cephalanthus occidentalis J. P. Smith, , J. O. Sawyer, & R. J. Cole 2011-7-22 13321 Shasta At the junction of Hwy. 299 and Paige Bar Road. 347 Comment
  RSA1114  Cephalanthus occidentalis E. R. Johnson 1928-8-30 1182 Shasta 1 mile below Oak Bottom. Between Weaverville and Redding. 335 Comment
  UCSB25852  Cephalanthus occidentalis Sager, V. 1961-7-9 Shasta Far end (from entrance) of River Trailor Court; 0.3 mile north of Redding; east of U.S. Highway 99 167 Comment
  UC1125652  Cephalanthus occidentalis var. californicus R. W. Lundh 1932-11-19 183 Shasta 6 mi sw Redding (5 mi e of Igo); Redding Quad. 243 Comment
  UC61659  Cephalanthus occidentalis var. californicus Geo. B. Grant Sep 1902 5283 Shasta Redding 0 Comment
  CAS-BOT-BC388193  Cerastium fontanum D. E. Breedlove 1962-6-12 3415 Shasta Along State Highway 89, 0.5 mile south of Old Station; Cascade Range 1371 Comment
  CHSC84070  Cerastium glomeratum Lowell Ahart; John Dittes 2003-5-22 10210 Shasta West side of a wash, west of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  CAS-BOT-BC207610  Cercis occidentalis L. A. Siemens 1970-5-10 169 Shasta Lake Shasta Dam 320 Comment
  CHSC57374  Cercis occidentalis Helen Parker 1990-4-15 150 Shasta Hwy 299E, 3 mi n of Diddy Wells Fire Station, s side of Hwy 299 on Cow Creek. 152 Comment
  CHSC88737  Cercis occidentalis R. Fischer; J. Marr 2004-5-25 251 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along the Spattercone Trail. 1021 Comment
  JEPS64784  Cercis occidentalis C. F. Rose 1935-4-21 24 Shasta 15 mi nw Redding Comment
  RSA11941  Cercis occidentalis Elmer I. Applegate 1929-6-23 5827 Shasta Hat Creek Valley, upper Pitt River region. Comment
  UC1585416  Cercis occidentalis R. Raiche, K. Zadnik, and H. Forbes 1989-10-5 UCBG 85 Shasta on Spring Creek Rd. 7.4 km n Rte A-19 (McArthur Rd.) (e of McCloud); Timbered Crater Area 1023 Comment
  RSA59570  Cercis occidentalis Verne Grant, Alva Grant 1950-7-14 8951 Shasta On Hogback Ridge ca. 7 miles west of Fall River Mills on Highway 299. Comment
  RSA1012  Cercocarpus betuloides E. R. Johnson 1928-8-31 452 Shasta 15 miles E of Burney. Comment
  UCD22424  Cercocarpus betuloides var. betuloides Brian Vanden Heuvel 2003-4-9 185 Shasta Trinity National Forest. 7.1 miles North of CA 36 on Harrison Gulch Road. Comment
  SBBG7872  Chaenactis douglasii H. and M. Dearing 1938-6-27 2160 Shasta Leaf Lake, Subway Caves Comment
  HSC46258  Chaenactis glabriuscula var. heterocarpha Sheila Logan 1978-5-13 158 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  OBI48626  Chaenactis glabriuscula var. heterocarpha Lewis S. Rose 1940-6-11 40501 Shasta McArthur 1036 Comment
  UC1583980  Chaenactis glabriuscula var. megacephala G. Schoolcraft 1990-6-13 2096 Shasta about 2 mi s of Eldridge Ranch (along Pittville Rd.) 1097 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
  JEPS3726  Chaenactis nevadensis George Gillett 1952-8-18 206 Shasta at hill n of Hat Lake (300 yards above Highway 89); Lassen Volcanic National Park Comment
  UC1036242  Chaenactis nevadensis George W. Gillett 1952-8-2 146 Shasta summit area of Lassen Peak Lassen Volcanic National Park 3139 Comment
  UCD130433  Chaenactis nevadensis Dean Wm. Taylor; Ingrid Olmsted 1975-8-24 5419 Shasta Lassen National Forest: Thousand Lakes Wilderness, Magee Peak and vicinity. 2438 Comment
  RSA152487  Chamaebatia foliolosa James I. Mallory 1960-10-28 200 Shasta 4 miles W of Burney along US 299, Quad 22A3. 1067 Comment
  CAS-BOT-BC141625  Chamaebatiaria millefolium Wallace R. Ernst 1957-8-9 200 Shasta Roadside, on Staate Highway 89, ca. 5 mi. N of Mt. Lassen National Volcanic Park Comment
  UC61526  Chamaebatiaria millefolium G. W. Harvey, M. D. Aug 1904 Shasta Dana Comment
  UCD112950  Chamaebatiaria millefolium C. C. Delwiche 1979-6-1 s.n. Shasta Shasta National Forest, ca. 3 1/2 miles northwest of Dana (west of Fall River Mills). 1021 Comment
  JEPS16624  Chamaesyce maculata Rimo Bacigalupi with Aldo Bacigalupi 1952-8-21 3954 Shasta along roadside; Millville 155 Comment
  JEPS52366  Chamaesyce serpyllifolia Milo S. Baker 1899-8-9 Shasta Montgomery Creek Comment
  JEPS89856  Cheilanthes gracillima Dean Wm. Taylor with Rexford E. Palmer 1988-5-3 9603 Shasta ca. 2 mi. directly e. from Big Bend (Yellow Slides); Big Bend 15' Quad, Pit R. Drainage, Yellow Slides 1127 Comment
  CAS-BOT-BC70219  Cheilanthes gracillima W. R. Dudley 1893-1-1 s.n. Shasta Castle Crag Comment
  SEINET10679081  Chenopodium botrys Karen M. Meyer, Andrew Townesmith 2007-7-27 Meyer 168 Shasta Shasta-Trinity National Forest. 13.3 mi. on Gilman Rd., exit 698 off I-5. 349 Comment
  CDA23571  Chenopodium pumilio Martyn 2008-9-3 s.n. Shasta Redding, Sara Lane 0 Comment
  CDA38649  Chenopodium vulvaria Jim Staggs 2012-11-13 PDR# 450 P06001803 Shasta Anderson; 16010 Cloverdale Road. 0 Comment
  SBBG19487  Chimaphila menziesii J. A. Lowery 1962-8-3 13 Shasta vicinity of Lava Lake (near Silver Lake) 1524 Comment
  JEPS124858 Image available Chimaphila umbellata J. Yamanaka 1965-7-13 134 Shasta Dead Horse Summit, Highway Calif. 299 Comment
  POM169101  Chlorogalum angustifolium H. M. Hall, E. B. Babcock 1903-06 4003 Shasta Mesas opposite Redding 152 Comment
  SEINET3992128  Chlorogalum parviflorum C. L. Hitchcock 1940-5-17 6460 Shasta 3 miles east of Redding 152 Comment
  UC1776766  Chondrilla juncea Molly Bagley 1997-6-16 s.n. Shasta at Lake Shastina Golf Course, 0.5 acre over 2 acres Comment
  SEINET7040060  Chorizanthe stellulata A. G. Vestal 1963-5-31 s.n. Shasta Ca 10.2 miles northeast of Balls Creek on the Still Water Plains. Balls Ferry Quad. UTM Zone 10, 564612mE, 4482816mN. Comment
  UCR206940  Chrysanthemum leucanthemum George K. Helmkamp, E. A. Helmkamp 2009-6-10 14926 Shasta Southern Cascade Range, KOA campground on the south side of CA-44, 4.0 miles east of Shingletown 1098 Comment
  CAS-BOT-BC36233  Chrysolepis sempervirens M. S. Jussel 1931-9-7 s.n. Shasta Bumpass Hell Trail, Mt. Lassen 2286 Comment
  CDA35625  Chrysolepis sempervirens J. R. Keck Jr. 1978-9-1 PDR# 330070 Shasta South of Viola. 0 Comment
  POM222728  Chrysothamnus nauseosus subsp. albicaulis Ynez Whilton Winblad 1934-10-6 s.n. Shasta Near Fall River Mills Comment
  CHSC84114  Cicendia quadrangularis Lowell Ahart; John Dittes 2003-5-12 10156 Shasta About 250 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  JEPS104369  Cicendia quadrangularis Lowell Ahart 2003-5-12 10156 Shasta About 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
  CDA20590  Cirsium andersonii J. McGowan 2005-8-4 PDR 1292096 Shasta Northern California; Rock Creek Rd, 1 mi S of SR 299. 0 Comment
  UCD130525  Cirsium andersonii J. P. Smith; Steve Selva 1970-7-27 4524 Shasta Gumboot Lake. 1767 Comment
  CAS-BOT-BC277961  Cirsium cymosum Alice Eastwood; John Thomas Howell 1940-6-11 7909 Shasta Near Fall River Mills Comment
  CHSC89637  Cirsium occidentale var. candidissimum R. Fischer 2004-7-3 337 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected near Camp 7. 1010 Comment
  CHSC9326  Cirsium occidentale var. candidissimum G. Strausbaugh 1970-7-26 146 Shasta On Buckhorn Bally ca. 100 yds. below headwaters of Crystal Creek on nw side dirt road where first crosses the creek at hairpin turn. 1447 Comment
  CAS-BOT-BC280357  Cirsium occidentale var. venustum John Thomas Howell 1952-6-13 28325 Shasta Bridge Bay, Shasta Lake 304 Comment
  HSC49854  Cirsium occidentale var. venustum J. P. Smith 1987-5-14 9920 Shasta Co. Rd. A16, 9.5 mi. SW of Ono 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-BC292710  Cirsium scariosum Hans Leschke 1956-9-22 s.n. Shasta Upper part of Broke-off Mt. 2743 Comment
  CAS-BOT-BC439038  Cistanthe monosperma Mrs. E. C. Van Dyke 1931-6-13 s.n. Shasta Kelly Camp, Mt. Lassen Nat'l. Park. Comment
  CAS-BOT-BC439041  Cistanthe monosperma Alice Eastwood 1922-10-18 11540 Shasta Shasta Springs Comment
  CAS-BOT-BC228935  Cistanthe umbellata Lewis S. Rose 1945-9-4 45252 Shasta Lassen Volcanic National Park. Summit Lassen Peak Highway 2590 Comment
  JEPS118445  Clarkia amoena subsp. whitneyi Lowell Ahart, John Dittes 2011-6-20 17475 Shasta On the west side of Highway 299, about 3,745 feet south of Ingot, about 17 miles (air) northeast of Redding 327 Comment
  JEPS25546  Clarkia borealis Rimo Bacigalupi with George Bacigalupi Jr. 1959-6-29 7170 Shasta 0.25 mi. above its confluence with Sacramento R. Dog Creek Canyon (0.5 mi. below Delta) 350 Comment
  CHSC110656  Clarkia borealis subsp. borealis Julie Kierstead Nelson; Talitha Penland Derksen 2011-7-7 2011 -34 Shasta West side of Shasta Lake, along Forest Road 12 between Friday Louden Mine and Squaw Creek, 2 miles NW of Shasta Dam. Comment
  JEPS101741  Clarkia borealis subsp. borealis Dean W. Taylor 1997-6-10 16040 Shasta Sacramento River Canyon, near Lamoine, east side of river dirt road between Whitlow Creek and McCardle Gulch 472 Comment
  JEPS90039  Clarkia borealis subsp. borealis Dean W. Taylor 1988-6-25 9888 Shasta upper headwaters of Devil's Canyon Creek (Pit River watershed, (tributary to Kosk Creek and Pit River near Big Bend)); , Pit River watershed 1341 Comment
  SBBG28047  Clarkia gracilis C. L. Hitchcock 1940-5-27 Shasta near McArthur Comment
  CAS-BOT-BC162502  Clarkia gracilis subsp. gracilis Mrs. D. B. McAllister 1918-5-29 2 Shasta Ydaloom Comment
  CHSC28713  Clarkia gracilis subsp. gracilis R. A. Schlising 1979-6-6 3443 Shasta 1.8 mi S of Shingletown on Wilson Hill Road to Manton. Comment
  CHSC68720  Clarkia gracilis subsp. gracilis Vernon H. Oswald 1997-5-20 8465 Shasta Gravel road to McArthur Swamp and Big Lake 1.0 mi north of McArthur. 1005 Comment
  CAS-BOT-BC162503  Clarkia gracilis subsp. gracilis T. Worley; M. Mill; F. Rosenthal 1985-5-12 78 Shasta H.M. 2.5 miles east of Platina, County road A16 579 Comment
  SEINET10453152  Clarkia lassenensis Mary Susan Taylor, James D. Jokerst 1985-5-27 Taylor 5502 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
  UC930760  Clarkia purpurea C. L. Hitchcock 1940-5-27 6639 Shasta near McArthur Comment
  SBBG16545  Clarkia purpurea subsp. quadrivulnera D. Myrick 1961-6-22 329 Shasta Hwy 89, S of Burney Falls 914 Comment
  SEINET7073005  Clarkia purpurea subsp. quadrivulnera A. G. Vestal 1963-5-31 s.n. Shasta On the edge of the valley about 3.8 miles northeast of Balls Ferry on Dersch Road. Coordinate datum: WGS84/NAD83. (40? deg. 26' 25" North Latitude; -122? deg. 7' 56" West Longitude. UTM Zone 10, 573598mE, 4476786mN. Coordinate datum: NAD27). Comment
  POM260405  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1940-5-26 6624 Shasta 2 miles W of Fall River Mills 1341 Comment
  UC524176  Clarkia purpurea subsp. viminea Elmer I. Applegate 1929-6-23 5836 Shasta Ingot Comment
  CAS-BOT-BC164960  Clarkia rhomboidea Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley Comment
  CHSC9209  Clarkia rhomboidea G. Strausbaugh 1970-5-30 96 Shasta Both sides of nature trail ca. .5 mi. se from beginning of trail at Brandy Creek Marina. 376 Comment
  SEINET10453168  Clarkia rhomboidea Mary Merello 1993-6-26 Merello 729 Shasta Shasta-Trinity National Forest. Disturbed, dry, open pine-oak woodlands along Hwy. 89, N of the Hwy. 299-89 intersection, banks of vernal pool. 950 Comment
  UCD123133  Clarkia rhomboidea Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7387 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  CAS-BOT-BC164956  Clarkia rhomboidea William A. Dayton 1913-7-26 414 Shasta Shasta National Forest. Trinity Mountain range 1280 Comment
  CAS-BOT-BC164957  Clarkia rhomboidea Ella Dales Cantelow 1939-6-10 2578 Shasta 17 mi. s. of McCloud Jct., Burney - Redding - Alturas Hy. Comment
  JEPS108186  Clarkia rhomboidea David Gowen 2005-6-24 449 Shasta Roadside on Hwy 36 W. of Beegum, just east of intersection with Platina Rd. to Redding (A16). Comment
  UCSB18528  Clarkia rhomboidea Breedlove, Dennis 1962-6-11 Shasta on east side of Burney Falls; Burney Falls State Park 914 Comment
  RSA0059948  Clarkia stellata Patricia Wilder 1971-6-20 5102 Shasta Between Cassell Road and California Hwy 89, E of California State Hwy 299. Pit River drainage area; Cascade Range. 976 Comment
  CAS-BOT-BC451749  Claytonia lanceolata Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak 1828 Comment
  UC144456  Claytonia parviflora subsp. parviflora A. A. Heller 1905-5-30 7900 Shasta near Redding Comment
  CHSC110801  Claytonia rubra subsp. rubra Dean Wm. Taylor 2013-4-25 21340 Shasta Magee Peak vicinity: Cornaz Lake Road (Forest Road 26) about 1.5 miles up from (traveling west) Highway 89. 1188 Comment
  CHSC88749  Claytonia rubra subsp. rubra R. Fischer; J. Marr 2004-5-27 264 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located on the upper roadbed on Spattercone Trail. 1010 Comment
  CAS-BOT-BC443805  Claytonia rubra subsp. rubra Eric B. Peterson; Thomas Ward; Matt Foruria 1995-4-21 68 Shasta Basin Gulch Campground, base of rock at end of W loop 853 Comment
  RSA386234  Clematis lasiantha Kathy Chin 1978-5-13 74 Shasta Chanchuella Peak Quad T29N, R9W, S30 and31. Beegum Gorge Road (Forest Service Road 1S02). 976 Comment
  CAS-BOT-BC92741  Clematis ligusticifolia L. E. Smith 1913-8-17 s.n. Shasta Redding. Comment
  SBBG967  Clintonia uniflora H. and M. Dearing 1938-6-30 2213 Shasta near Burney 1219 Comment
  CAS-BOT-BC238051  Collinsia Alice Eastwood 1912-6-29 709 Shasta Goose Valley Comment
  RSA420328  Collinsia grandiflora J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9676 Shasta County road A16, 7 miles from its jct with State Route 36. 671 Comment
  UC1012487  Collinsia parviflora Francis W. Pennell 1940-6-7 25721 Shasta 2-3 mi e of McArthur (Route 299); Route 299 1036 Comment
  UCR11985  Collinsia parviflora Blanche Clear 1940-7-26 s.n. Shasta Crescent Cliffs Trail, Lassen Volcanic Park 2519 Comment
  UCR208981  Collinsia parviflora J. M. Tucker 1970-5-3 4184 Shasta East side of Highway 299, 2 miles southwest of Pit River crossing 915 Comment
  CHSC35291  Collinsia rattanii M. S. Taylor 1980-6-10 2798 Shasta Sims Flat Rd, between Sims Flat Campground and Sims Lookout turnoff, ca. 2 mi s of I5, ca. 6 mi sw of Sweetbriar. 853 Comment
  HSC46982  Collinsia rattanii Diane L. Reed 1978-5-13 109 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  SEINET10865418  Collinsia tinctoria Mary Merello 1993-6-24 Merello 712 Shasta Oak-mixed conifer woodland along Hwy. 289 between Ingot and Round Mountain. Dry slopes along Little Cow Creek. 365 Comment
  UC615332  Collinsia tinctoria Beryl O. Schreiber 1932-7-18 449 Shasta near Redding Comment
  CHSC54491  Collinsia torreyi var. latifolia Vernon H. Oswald 1991-7-22 4760 Shasta In Blue Lake Canyon ca. 0.5 mile east of the park boundary, ca. 3.2 miles (air) west-southwest of Lassen Peak. Lassen Volcanic National Park. 2023 Comment
  JEPS18878  Collinsia torreyi var. latifolia George W. Gillett 1957-7-1 618 Shasta between Old Emigrant Trail and the Park Hwy, ca 100 yds n of Hwy and e of margin of Chaos Jumbles Noble Pass; Lassen Volcanic National Park 1877 Comment
  UC501553  Collinsia torreyi var. latifolia Frank W. Peirson 1932-7-9 10295 Shasta Burney Spring 1432 Comment
  SEINET10548324  Collinsia torreyi var. latifolia Mary Susan Taylor 1980-7-9 Taylor 3117 Shasta T36N R6W sec 36?; on N side of Dog Creek Road (8601), ca. 10.6 mi W of Delta on I5, ca. 1.5 mi S of Damnation Summit. 1219 Comment
  SBBG6892  Collinsia torreyi var. torreyi H. and M. Dearing 1938-6-23 2142 Shasta near Viola 1371 Comment
  UC1024369  Collinsia torreyi var. wrightii George W. Gillett 1952-7-13 66 Shasta vicinity of Sulphur Works (near Store Building LVNP 6950, along trail to small cabins, Lassen Volcanic National Park); Lassen Volcanic National Park 2133 Comment
  CHSC4528  Collomia grandiflora J. E. Bowlin 1967-7-18 76 Shasta On roadside, ca. 13.8 mi w of Mount Shasta Ski Bowl. 1158 Comment
  CHSC9305  Collomia grandiflora G. Strausbaugh 1970-6-13 100 Shasta Near summit of Buckhorn Bally ca. 5.5 mi. s from U.S. Hwy. 299W 19.5 mi. e of Douglas City. 1463 Comment
  HSC45796  Collomia heterophylla J. P. Smith 1976-5-22 8800 Shasta Shasta-Trinity National Forest, along Clear Creek. 915 Comment
  JEPS87568  Collomia heterophylla Vernon H. Oswald and Lowell Ahart 1994-5-12 6189 Shasta Sugarloaf Creek trail ca 0.2 mi n trailhead located on Lakeshore Drive (on w side of lake); Sacramento River arm of Shasta Lake 356 Comment
  UC1299533  Collomia heterophylla Freed W. Hoffman 1948-7-3 2470 Shasta on Hwy 299 23.6 mi ne Redding; Little Cow Creek Comment
  CAS-BOT-BC229522  Collomia larsenii George W. Gillett 1953-8-6 316 Shasta Lassen Volcanic National Park. Summit area of Lassen Peak 2865 Comment
  SEINET3860940  Collomia larsenii Leigh A. Johnson 2005-7-27 05 -209 Shasta Between loop road of lookout and the road to the lookout, SW side of mtn.; 0 2197 Comment
  RSA0014272  Collomia linearis Justin M. Wood 2010-9-2 2568 Shasta Willow Creek: 1.3 miles SW of community of Montgomery Creek, near intersection of Highway 299 and Fenders Ferry Road. 625 Comment
  JEPS71067  Collomia tinctoria Frank W. Peirson 1932-7-12 10200 Shasta s Burney (on rim of Red Crater); 1000 Lake Basin 2072 Comment
  CDA40004  Collomia tinctoria T. C. Fuller 1963-7-15 10871 Shasta South side of Highway 299 to Fall River Mills, 4.4 miles east of Burney. 0 Comment
  HSC71868  Comandra umbellata subsp. californica Thomas W. Nelson, Jane Nelson 1980-6-22 5807 Shasta Shasta-Trinity National Forest, along USFS Rd. 28N07 E of junction with Rd. 41 1220 Comment
  HSC85684  Comandra umbellata subsp. californica J. P. Smith, J. O. Sawyer 1982-5-8 10372 Shasta Tom Green Mine Rd., 4 mi. W of its junction with French Gulch Rd. 1159 Comment
  CAS-BOT-BC216015  Convolvulus James McMurphy 1914-6-16 s.n. Shasta Opposite Baker's place, Redding Comment
  CDA18811  Conyza sumatrensis T. Linegar 1999-12-15 PDR 1199135 Shasta 21211 Shelly Lane, Redding. 0 Comment
  HSC60626  Corallorhiza maculata Carl Wishner 1978-7-1 531 Shasta 1 mi. W of Crags Campground. Lassen National Park 1829 Comment
  UCD138915  Corallorhiza maculata Harland Frederick 1923-6-1 s.n. Shasta Mt. Lassen. Comment
  JEPS86684  Cordylanthus pilosus subsp. pilosus L. R. Heckard with T. I. Chuang 1990-7-15 6767 Shasta near Platina (along Platina Rd., 4 mi ne of Hwy 36) 820 Comment
  SEINET10549250  Cordylanthus pringlei Mary Susan Taylor 1980-8-14 Taylor 3234 Shasta T28N R11W south central sec 1, Dubakella Mt quad. Shasta-Trinity Natl Forest, on serpentine ridge on SW sid eof rd 28N68, ca. 0.2 mi S of its jct with 28N15, ca 1.2 mi NE of Regan Meadow, ca. 6 mi S of Wildwood. 1494 Comment
  UC26340  Cordylanthus tenuis subsp. viscidus Milo S. Baker 1893-6 Shasta Bear Valley Mts. 1828 Comment
  RSA537677  Cordylanthus tenuis subsp. viscidus L. R. Heckard, Peter Rubtzoff 1971-8-3 2700 Shasta Along U.S. Highway 89, 0.25 mile west of the Dana road junction. 1220 Comment
  CAS-BOT-BC209730  Cornus glabrata Marcus E. Jones 1931-7-16 29030 Shasta Pitt River bridge Comment
  CAS-BOT-BC209849  Cornus glabrata L. R. Abrams 1922-8-8 9930 Shasta 5 mi north Baird Comment
  RSA768314  Cornus nuttallii Justin M. Wood 2010-9-2 2535 Shasta Southeast face of Round Mtn: +/- 1.0 mile northwest of general store (highway 299), just southeast of communication towers on peak. 995 Comment
  UC21520  Cornus nuttallii M. S. Baker and Frank Nutting 1894-5-24 Shasta Hatchet Creek Mts. Comment
  UCR206924  Cornus sericea George K. Helmkamp, E. A. Helmkamp 2009-6-11 14959 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
  UC1585402  Cornus sessilis R. Raiche and K. Zadnik 1989-6-29 90177 Shasta ca. 2 mi. e. of its confluence with the Sacramento R. Whitlow Creek (n. of Sacramento Arm, Shasta Lake) 305 Comment
  UC112840  Cornus sessilis Dr. W. E. Ritter May 1908 Shasta McCloud R. 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
  UC1036287  Corydalis caseana subsp. caseana George W. Gillett 1952-7-29 118 Shasta trail from lake to Paradise Meadow (vicinity of Hat Lake); Lassen Volcanic Nat'l Park 2148 Comment
  UC854987  Corydalis caseana subsp. caseana E. G. Anderson 1935-9-2 Shasta lower part of Brokeoff Trail Brokeoff Trail 2286 Comment
Read comments
Oct 26 2007
  UCR208872  Crassula solieri L. C. Wheeler 1935-3-31 3389 Shasta 3 mi NE Redding between Boulder and Churn Creeks 198 Comment
  HSC99935  Crataegus castlegarensis J. P. Smith, & J. O. Sawyer 2011-6-15 13219 Shasta Shaded fence row. 1031 Comment
  POM260166  Crataegus castlegarensis C. Leo Hitchcock 1940-5-24 6558 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  CAS-BOT-BC290466  Crepis acuminata C. L. Hitchcock 1940-5-24 6543 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills Comment
  CAS-BOT-BC290467  Crepis acuminata G. L. Stebbins, Jr.; J. A. Jenkins 1937-7-16 2390 Shasta Slopes of Saddle Mt. west of Fall River Mills 1500 Comment
  SJSU1546  Crepis capillaris C. W. Sharsmith 1954-6-25 6210 Shasta Viola, southeastern Shasta County 1341 Comment
  JEPS28741  Crepis occidentalis George W. Gillett 1957-8-10 1023 Shasta saddle between Ski Heil and Pilot Pinnacle (e exposure); Lassen Volcanic National Park 2636 Comment
  UC581301  Crepis occidentalis subsp. costata G. L. Stebbins Jr. and J. A. Jenkins 1937-7-16 2402 Shasta 2 1/2 mi n Burney (on road to Mt. Shasta) 1060 Comment
  UC1598882  Crepis pleurocarpa C. G. Pringle 1882-9-1 Shasta Sacramento River; mts. about headwaters 1524 Comment
  JEPS113036  Crucianella angustifolia Dean W. Taylor 1993-6-16 13673 Shasta Sunny Hill Road, ca. 3 mi W of Ono; ; ; Sunny Hill Road, ca. 3 mi W of Ono 518 Comment
  JEPS118712  Crucianella angustifolia Julie Kierstead Nelson 2010-6-3 2010 -011 Shasta Gilman Road, 1/2 mile north of Hirz Bay turnoff, McCloud arm Shasta Lake. Minnesota Mountain 7.5' Quad. Comment
  UCD147024  Crucianella angustifolia Robert E. Preston 2012-5-5 2870 Shasta 1.3 mi E of Igo, along Cloverdale Trail. 283 Comment
  RSA565003  Crucianella angustifolia D. W. Taylor, R. E. Palmer 1988-5-5 9621 Shasta Woodman Creek along highway 299. 1.2 miles east from crossing of Salt Creek. 192 Comment
  JEPS90295  Cryptantha crinita Dean Wm. Taylor with Glenn L. Clifton and Rexford E. Palmer 1988-3-24 9454 Shasta dry bed of Dry Creek (at Dersh Road, Upper Sacramento Valley, Millville Plains, under PG&E high-voltage electrical transmission lines); Upper Sacramento Valley, Millville Plains 134 Comment
Read comments
Oct 7 2013
  JEPS90908  Cryptantha crinita Dean W. Taylor 1993-5-25 13492 Shasta Hamp Creek 0.3 mi w of Ponderosa Way (Cascade Range); , Hamp Creek 762 Comment
  OBI20705  Cryptantha crinita Robert F. Hoover 1968-5-28 11121 Shasta Clough Crk at Old Alturas Rd 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
  RSA0089868  Cryptantha intermedia Dean Wm. Taylor 2015-6-18 21557 Shasta 4 miles SW of Viola, via Rock Creek Road ca. 3 road miles SW of Highway 44. 1249 Comment
  HSC84182  Cryptantha microstachys J. P. Smith, Thomas W. Nelson 1982-5-15 10440 Shasta Lewiston Turnpike along Sawpit Gulch, 2.9 mi. from its junction with Hwy. 299 793 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
  CHSC99248  Cryptantha simulans Lowell Ahart; John Dittes 2008-6-19 14865 Shasta Open grassland, about 50 yards east of the Pit River, about 100 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills. 993 Comment
  CHSC60330  Cryptantha sobolifera Mary Ann Showers 1992-6-27 2612 Shasta Lassen Volcanic National Park. Pumice flat northwest of Crescent Crater. 2194 Comment
  CHSC99763  Cryptantha torreyana Lowell Ahart; John Dittes 2008-6-19 14850 Shasta On dry gray soil around scattered oak trees, about 50 yards east of the Pit River, about 100 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills. 993 Comment
  JEPS88162  Cryptantha torreyana V. H. Oswald, Lowell Ahart and Robin Ondricek-Fallsheer 1996-7-1 7917 Shasta nw of Platina (Deer Lick Knob Road (Forest Rte 1) 5.3 mi n of Hwy 36 via Harrison Gulch Road, High North Coast Ranges); High North Coast Ranges, Harrison Gulch Road 1249 Comment
  CHSC61077  Cryptogramma acrostichoides Vernon H. Oswald; Lowell Ahart 1993-7-27 5723 Shasta Slope SE of the lower lake in Blue Lake Canyon. Lassen Volcanic National Park. 2133 Comment
  UC1040773  Cupressus bakeri H. H. Kiefer 1956-8-8 Shasta n side Crater Peak; Burney District, Cyprus Camp 1524 Comment
  SEINET10531425  Cupressus bakeri Warren H. Wagner, George A. Zentmyer 1938-7-9 Wagner 3204 Shasta Burney Springs. Sandy soil of rocky outcrops. 1465 Comment
  RSA178615  Cupressus macnabiana Elmer I. Applegate 1932-4-14 7057 Shasta Whiskeytown. Comment
  UC1303037  Cupressus macnabiana Elmer I. Applegate 1932-4-14 7057 Shasta Whiskeytown Comment
  NY16712  Cupressus macnabiana C. B. Wolf 1934-10-6 6164 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
  POM128188  Cupressus macnabiana W. R. Dudley 1899-8-19 s.n. Shasta 4.5 miles west of Shasta P.O. Comment
  RSA95497  Cupressus macnabiana L. S. Rose 1954-4-26 54030 Shasta Whiskeytown 335 Comment
  UC1540150  Cuscuta indecora Dean Wm. Taylor and Glenn L. Clifton 1987-8-5 9216 Shasta 0.7 mi s Burney Falls State Park (along Highway 89, extreme ne portion of Shasta County); Burney Creek 1341 Comment
  CDA41310  Cuscuta japonica K. Martyn 2004-6-8 PDR 1291885 Shasta Upper Sacramento Valley; Redding. 0 Comment
  CDA36462  Cuscuta subinclusa Dan Higgins 2011-8-31 PDR# 1312483 Shasta Shingletown area. 0 Comment
  CHSC9320  Cynoglossum grande G. Strausbaugh 1970-6-21 11 Shasta NW bank ca. 10 ft. above water's edge and ca. 25 yds. n of culvert where Whiskey Creek inlets lake. 371 Comment
  CHSC3144  Cystopteris fragilis Gary Dutton 1966-5-13 280 Shasta Found 1/2 mile off of 99E East of Sweetbriar Ave. Comment
  CHSC9316  Cystopteris fragilis G. Strausbaugh 1970-3-7 8 Shasta Immediately west of Brandy Creek Swimming Area parking lot, and ca. 25 ft. above road bed. 381 Comment
  UC62646  Cystopteris fragilis Baker and Nutting 1894-5-26 Shasta Goose Valley Comment
  JEPS106457  Cytisus scoparius J. K. Nelson 2004-4-13 2004 -17 Shasta Along County Road 5G12 to Behemotash Mountain from Shasta Cam, W side of Shasta Lake, ca 15 mi NW of Redding 792 Comment
  CAS-BOT-BC76220  Darlingtonia californica W. H. Brewer 1862-9-8 1356 Shasta In the valley of the Upper Sacramento near 'Tim Southern's', about 30 miles south of Mount Shasta. Comment
  RSA236754  Darlingtonia californica Robert F. Thorne, Larry E. DeBuhr, Tilforth 1972-9-22 42385 Shasta Castle Crags State Park 793 Comment
  UC402520  Darmera peltata Franklin P. Nutting 1923-5-1 Shasta Cow Creek Comment
  CHSC37526  Datisca glomerata M. S. Taylor 1982-10-20 5169 Shasta Buckhorn summit, n side of Hwy 299, ca. 20 ft e of rd to Paradise Peak, ca. 20 air mi w of Redding. 975 Comment
  CHSC66326  Datisca glomerata V. H. Oswald; Lowell Ahart, Robin Ondricek-Fallscheer 1996-7-1 7913 Shasta Harrison Gulch Rd. 3.3 mi (odometer) N of Hwy. 36, W of Platina. 1066 Comment
  SEINET10480625  Datisca glomerata Mary Susan Taylor 1990-8-24 Taylor 6089 Shasta Buckhorn Summit, N side of Hwy. 299, ca. 30 mi W of Redding. Yellow Pine Forest. 980 Comment
  JEPS88159  Daucus pusillus V. H. Oswald, Lowell Ahart, and Robin Ondricek-Fallsheer 1996-7-1 7915 Shasta w. Platina (Harrison Gulch Rd. 3.7 mi. (odometer) n. of Hwy. 36); High North Coast Ranges 1066 Comment
  CHSC9250  Delphinium gracilentum G. Strausbaugh 1970-5-24 71 Shasta First cove w of Brandy Creek Swimming Area, ca. 10 ft. up from lake edge. 371 Comment
  CAS-BOT-BC9876  Delphinium nudicaule C. L. Hitchcock 1940-5-24 6548 Shasta on Hat Creek, ca. 20 miles west of Fall River Mills Comment
  HSC40225  Delphinium nudicaule J. P. Smith 1976-5-22 8801 Shasta Shasta-Trinity National Forest, along Clear Creek. 915 Comment
  OBI77288  Delphinium nudicaule Anthony Baniaga 2011-6-18 374 Shasta Lassen NF. Along 26, W of hwy 89. Burney Mtn E quad. T34N R4E sec 15 SW of SW 1097 Comment
  POM260191  Delphinium nudicaule C. L. Hitchcock 1940-5-23 6514 Shasta ca. 1/4 mile south of Burney Falls. 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-BC116139  Delphinium nuttallianum Ellsworth Bethel 1923-6-15 s.n. Shasta Burney Comment
  RSA398672  Delphinium nuttallianum Albert J. Perkins 1920-7-10 s.n. Shasta S Fork of San Joanquin River. Comment
  NY387585  Dendromecon herbacea H. E. Brown 1897-5-15 271 Shasta Near Pit river Ferry. 213.4 Comment
  CAS-BOT-BC83032  Dendromecon rigida Mrs. D. B. McAllister 1918-4-29 10 Shasta Ydalpom [Ydaloom]. Comment
  CAS-BOT-BC83033  Dendromecon rigida W. R. Ernst 1959-8-8 280 Shasta 0.6 mile south of the Slate Creek Bridge along Highway 99. Comment
  CHSC25038  Dendromecon rigida P. E. Reese 1972-4-23 1 Shasta On w side of Interstate 5, 6 mi n of Bridge Bay Bridge, n of Redding. 670 Comment
  CHSC34338  Dendromecon rigida R. Carter 1966-5-14 391 Shasta Found 16.6 mi. N of Redding along W side Hwy. 99, growing 10' off road on dry slope. 396 Comment
  JEPS95496  Dendromecon rigida Vernon H. Oswald and L. Ahart 1994-4-27 6138 Shasta T34N R4W Sec. 22, ca. 1100 ft, Chaparral-Yellow Pine Forest ecotone. Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, ca. 1.6 mi clockwise from the trailhead. Shrub to ca. 1 m tall 335 Comment
  CAS-BOT-BC83026  Dendromecon rigida E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station. Comment
  LA36818  Dendromecon rigida A. A. Heller; 1927-5-15 14389 Shasta along the Pacific Highway Comment
  UC1185285  Dendromecon rigida H. E. Brown May 15 1897-May 28 1897 271 Shasta near Pit River Ferry 213 Comment
  HSC100239  Deschampsia danthonioides J. P. Smith 2010-6-9 12906 Shasta 1417 Comment
  JEPS104228  Deschampsia danthonioides Lowell Ahart 2003-5-12 10167 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
  JEPS68493  Deschampsia danthonioides J. W. Blankinship 1911-5-5 5 Shasta Reading; <=Redding> Comment
  JEPS68499  Deschampsia danthonioides Mary Alice King 1912-1 Shasta Anderson Comment
  SEINET10524166  Deschampsia danthonioides Lowell Ahart, John Dittes 2003-5-12 Ahart 10167 Shasta T30N, R2W, southwest 1/4 Section 25. Normal size plants, on damp bare red soil, in a small vernal pool, about 250 yards south of the barn, about 1/4 mile south of the Coleman Cnal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. Common. Foothill Woodland. 265 Comment
  SD104472  Deschampsia elongata Reid Moran 1978-6-25 26113 Shasta By Little Roaring Creek; in wet soil 710 Comment
  UC1558243  Deschampsia elongata Harold and Virginia Bailey 1948-8-25 2979 b Shasta Summit Lake Lassen Volcanic Nat'l Park, Summit Lake 2040 Comment
  UC1558262  Deschampsia elongata Harold and Virginia Bailey 1948-8-27 2921 b Shasta Summit Lake near corrals Summit Lake; Lassen Volcanic Nat'l Park, Summit Lake 2040 Comment
  HSC67054  Dicentra formosa Teri Bartkowski, Shane Feusier, Ruth Takaki, Carol Zimmerer 1980-5-3 80 Shasta Harrison Gulch, along Hwy. 36 at road to Deer Lick Springs 823 Comment
  UC855119  Dicentra formosa E. G. Anderson 1935-9-2 Shasta lower part Brokeoff Trail; Lassen Volcanic National Park 2286 Comment
  CAS-BOT-BC402587  Dicentra uniflora Ellsworth Bethel 1923-6-14 s.n. Shasta Cow Creek, Rangers Station. Magee Peak Comment
  POM97791  Dicentra uniflora Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  UCD150614  Dicentra uniflora John Thomas Howell 1961-6-20 36569 Shasta Lassen Volcanic National Park. South slope of Diamond Peak. 2255 Comment
  CAS-BOT-BC254504  Dichanthelium acuminatum subsp. acuminatum A. A. Heller 1916-6-25 12452 Shasta 10 miles N of Redding Comment
  SEINET242312 Image available Dichanthelium acuminatum subsp. fasciculatum Beecher Crampton 1964-8-26 7167 Shasta Lassen NP ; Sulfur Works 2134 Comment
  CAS-BOT-BC208957  Dichanthelium oligosanthes subsp. scribnerianum Beecher Crampton 1956-8-20 3776 Shasta Shoulder of the R.R. Castle Crag Comment
  JEPS98774  Dichelostemma David Fritchle 2001-5-2 Shasta below Keswick Dam (ravine emptying into Sacramento River) 176 Comment
  UC54187  Dichelostemma capitatum H. M. Hall and E. B. Babcock 1903-1 4192 Shasta Fall River Springs Sierra Nevada Mountains 1066 Comment
  HSC72465  Dichelostemma capitatum subsp. capitatum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9655 Shasta County Rd. A16, 4 mi. from its junction with Hwy. 36 732 Comment
  HSC85682  Dichelostemma capitatum subsp. capitatum J. P. Smith, J. O. Sawyer 1982-5-8 10370 Shasta Tom Green Mine Rd., 4 mi. W of its junction with French Gulch Rd. 1159 Comment
  UCR138743  Dichelostemma capitatum subsp. capitatum A. Skelly, G. McCabe, B. Bletcher 1996-4-20 25 Shasta Shasta-Trinity: 4 mi west of Shasta/Tehama border off Hwy 36, 0.4 mi down route A-16 towards Redding 701 Comment
  POM169394  Dichelostemma congestum H. M. Hall, E. B. Babcock 1903-06 4192 Shasta Fall River Springs NE Shasta county; Sierra Nevada Mts. 1067 Comment
  CHSC9466  Dichelostemma ida-maia G. Strausbaugh 1970-5-30 91 Shasta Sunny, dry mostly open spaces ca. 15 ft. above water on e. bank of first cove nw of Brandy Creek Swimming Area. 373 Comment
  CAS-BOT-BC502185  Dichelostemma ida-maia Ellsworth Bethel 1923-6-6 s.n. Shasta Ingot Comment
  CAS-BOT-BC502649  Dichelostemma multiflorum E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  RSA376822  Dichelostemma multiflorum Christopher Davidson 1975-6-4 2631 Shasta Hwy 89, 10 miles N of jct with Hwy 299. 915 Comment
  UC1036222  Dieteria canescens var. shastensis George W. Gillett 1953-8-20 336 Shasta between Tent City and Museum (Chaos Jumbles Trail); Lassen Volcanic National Park 1783 Comment
  JEPS70572  Digitaria sanguinalis J. W. Blankinship 1909-10-9 Shasta Coram Comment
  UCR248243  Diodia virginiana E. Finley 2003-9-10 PDR 1035526 Shasta Lawn weed at 6395 Leonard, Redding. 145 Comment
  CAS-BOT-BC153643  Diplacus jepsonii Roxana S. Ferris; Laura Lorraine 1941-8-10 10463 Shasta Lassen National Park near Summit Lake 2042 Comment
  CAS-BOT-BC153642  Diplacus jepsonii George W. Gillett 1953-7-14 275 Shasta 400 yards below ranger station. Vicinity of Summit Lake 2011 Comment
  CHSC57231  Diplacus layneae David M. Thompson 1988-6-6 935 Shasta 6 air mi NE of Burney Mt. lookout. 7.3 mi S of Hwy 299 jct along Hwy 89; 0.2 mi S of Lassen National Forest boundary sign, W side of Hwy. 1036 Comment
  CHSC63587  Diplacus layneae Vernon H. Oswald; Lowell Ahart 1994-5-12 6200 Shasta Sugarloaf Creek Trail ca. 0.3 mi NW of the trailhead located on Lakeshore Dr. (35N08), on the W side of the Sacramento River Arm of Shasta Lake. 365 Comment
  CAS-BOT-BC153435  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) 1005 Comment
  CAS-BOT-BC151261  Diplacus torreyi Alice Eastwood 1912-6-27 s.n. Shasta Montgomery Creek Comment
  CAS-BOT-BC151321  Diplacus tricolor Ellsworth Bethel 1923-6-12 s.n. Shasta Burney Comment
  JEPS110507  Dittrichia graveolens Robert E. Preston 2006-10-27 2415 Shasta Ca. 15 mi N of Redding, along N-bound I-5, 1.5 mi S of Gilman Rd. 459 Comment
  UCD111686  Dodecatheon Christopher Mallek 2008-1 AC1- 6 Shasta Ash Creek. 876 Comment
  SEINET178167 Image available Dodecatheon alpinum Marcus E. Jones 1897-7-7 Shasta Lassen Peak. 1829 Comment
  UC54426  Dodecatheon alpinum H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4301 Shasta Soupan Springs Mount Lassen, Soupan Springs 2438 Comment
  RSA372071  Dodecatheon alpinum Ellsworth Bethel 1923-6-14 s.n. Shasta Cow Creek, Rangers station. Comment
  CHSC13924  Dodecatheon hendersonii G. C. Strausbaugh 1968-2-28 2 Shasta Locally abundant on hillsides surrounding vernal stream ca. 50 yds s Happy Valley Rd, ca. 1/4 mi from intersection with Bus Loop 5. 172 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
  RSA304006  Dodecatheon hendersonii James R. Shevock 1970-3-26 1450 Shasta Whiskeytron Lake. 579 Comment
  UC1243949  Downingia bacigalupii Beecher Crampton 1958-8-13 5086 Shasta 9 mi n Burney (n end of Goose Valley); Goose Valley Comment
  HSC26589  Downingia bicornuta D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19208 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  JEPS14493  Downingia bicornuta var. bicornuta J. W. Blankinship 1911-5-5 Shasta Redding Comment
  CHSC34099  Downingia elegans J. D. Prouty 1981-7-21 1271 Shasta Ca. 5 mi. s of Fall River Mills. 1097 Comment
  CHSC88753  Downingia pulcherrima R. Fischer; J. Marr 2004-5-22 268 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Found in vernal pools on grazing land of the old McArthur Swamp. Located off access rd. to ALSSP between McArthur and Rat Farm. 1010 Comment
  JEPS3742  Draba aureola George Gillett 1952-8-2 140 Shasta summit of Lassen Peak Lassen Volcanic National Park, Lassen Peak 3169 Comment
  CHSC509  Draba verna P. Delaplane 1965-4-3 35 Shasta Near Squaw hole rocks. Squaw Creek area of the Harry Horr Ranch. Ca. 5 mi. ne of Glenburn. 1219 Comment
  HSC71154  Draperia systyla Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-23 4466 Shasta Along road to Bully Choop 12 mi. from junction with County Rd. A16 Comment
  CAS-BOT-BC159430  Drymocallis glandulosa var. glandulosa Alice Eastwood 1912-6-29 832 Shasta Goose Valley 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
  UC1036294  Drymocallis lactea var. austiniae George W. Gillett 1952-7-29 137 Shasta above lake near trail to Paradise Meadow; Lassen Volcanic National Park, vicinity of Hat Lake 2103 Comment
  CAS-BOT-BC159323  Drymocallis lactea var. lactea Alice Eastwood 1912-6-29 824 Shasta Goose Valley Comment
  CAS-BOT-BC159322  Drymocallis lactea var. lactea Hans Leschke 1957-7-12 s.n. Shasta Above Cold Boilng Lake - Lassen Volcanic National Park 2377 Comment
  CHSC71873  Dysphania pumilio Vernon H. Oswald; Lowell Ahart 1998-9-8 9564 Shasta Hwy. 299 adjacent to a branch of Hatchet Creek 0.1 mi west of the 67 mi post between Hillcrest and Burney, 1.3 mi west of Hatchet Mtn. Summit. 1280 Comment
  CHSC89629  Dysphania pumilio R. Fischer; J. Marr 2004-8-15 374 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. On roadbed Lava Spring Trail between Horr Pond and Crystal Springs. 1010 Comment
  RSA92085  Eleocharis acicularis var. acicularis F. W. Peirson 1932-7-16 10108 Shasta Near camp at Thousand-Lakes Basin 1951 Comment
  UC1100582  Eleocharis macrostachya Malcolm A. Nobs, S. Galen Smith 1949-7-20 1032 Shasta Fall River at Glenburn Comment
  CAS-BOT-BC112768  Eleocharis macrostachya John Thomas Howell 1960-8-23 36427 Shasta Reflection Lake Comment
  CAS-BOT-BC113147  Eleocharis palustris George Wilson Gillett 1957-8-4 977 Shasta Manzanita Lake area, on margin of Lily Pond. 1783 Comment
  UC711932  Eleocharis quinqueflora Roxana S. Ferris and Laura Lorraine 1941-8-10 10457 Shasta upper meadows of Kings Creek Lassen National Park 2240 Comment
  RSA239232  Elodea canadensis Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-21 42371 Shasta Lassen Volcanic National Park: washed up on shore of Mananita Lake. 1814 Comment
  CDA14153  Elodea nuttallii G. F. Hrusa, T. Holmes 1997-6-18 13866 Shasta Fall River; Scattered aquatic in small colonies. Fall River upstream from Glenburn. Mostly in areas with +- moving water. Comment
  CHSC96179  Elodea nuttallii R. Fischer 2006-7-23 891 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected from an arm of water feeding Big Lake, the southern end and western shore. 1007 Comment
  HSC100218  Elymus elymoides J. P. Smith 2010-6-24 12956 Shasta Between Eastside Rd. and bridge across the Scott River, Scott Valley 614 Comment
  UCR206039  Elymus elymoides George K. Helmkamp, E. A. Helmkamp 2009-6-11 14972 Shasta Southern Cascade Range, Long Hay Flat Road, 0.1 mile south of CA-44, junction is 8.6 miles east of Shingletown 1276 Comment
  CHSC87104  Elymus elymoides subsp. californicus L. P. Janeway 2001-6-21 7214 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
  JEPS28324  Elymus elymoides subsp. elymoides George W. Gillett 1957-7-12 738 Shasta Crescent Crater Lassen Volcanic National Park (summit/margin, in breach) 2438 Comment
  UC1543769  Elymus elymoides subsp. elymoides Harold and Virginia Bailey 1948-8-27 2855 Shasta Devastated Area Lassen Volcanic National Park 1828 Comment
  UCD61786  Elymus glaucus G. F. Hrusa 1991-6-27 8497 Shasta Pit River below Pit 1 powerhouse on S bank of river. Pit River Drainage. 1000 Comment
  UCR206316  Elymus glaucus George K. Helmkamp, E. A. Helmkamp 2009-6-13 15015 Shasta Southern Cascade Range Foothills, Wilson Hill Road, 6.6 miles south of its junction with CA-44 in Shingletown and about 1 mile north of Manton 640 Comment
  UC585522  Elymus multisetus Virginia E. Long 1932-5-14 65 a Shasta Anderson; just outside cemetary 131 Comment
  UC1558229  Elymus trachycaulus subsp. subsecundus Harold and Virginia Bailey 1948-8-27 2904 a Shasta Hat Creek road to Badger Flat; Lassen Volcanic National Park 1920 Comment
  RSA768463  Epilobium Justin M. Wood 2010-9-2 2573 Shasta [Round Mountain:] Willow Creek: 1.3 miles SW of community of Montgomery Creek, near intersection of Highway 299 and Fenders Ferry Road. 625 Comment
  JEPS38205  Epilobium densiflorum J. W. Blankinship 1910-7-11 Shasta Old Shasta Comment
  HSC85754  Epilobium foliosum J. P. Smith, J. O. Sawyer 1982-5-9 10391 Shasta Lewiston Turnpike, 0.5 mi. from its junction with Hwy. 299 610 Comment
  RSA72105  Epilobium hallianum F. W. Peirson 1932-7-14 10187 Shasta West of Lake Eiler, Thousand Lake Basin 1951 Comment
  JEPS28570  Epilobium hornemannii subsp. hornemannii George W. Gillett 1957-7-11 710 Shasta on Chaos Crags trail 1/4 mi above Manzanita Creek (near rivulet); Lassen Volcanic National Park 1889 Comment
  JEPS89975  Epilobium hornemannii subsp. hornemannii Dean Wm. Taylor with Ingrid Olmsted 1975-8-24 321 Shasta Magee Peak and vicinity Thousand Lakes Wilderness; Lassen Nat'l Forest, Thousand Lakes Wilderness 2438 Comment
  JEPS97386  Epilobium minutum Vernon H. Oswald and L. Ahart 1994-6-14 6275 Shasta T38N R5W NE1/4 SE1/4 Sec. 10, 4050 ft, Yellow Pine Forest. Forest Rd. 25, 5.4 mi W of the Castle Crags State Park-Shasta National Forest boundary, at a branch of Castle Creek 1234 Comment
  UCD106902  Epilobium obcordatum Dean Wm. Taylor; Ingrid Olmstead 1975-8-24 327 Shasta Lassen National Forest. Thousand Lakes Wilderness, Magee Peak and vicinity. 2438 Comment
  CHSC58504  Epilobium oregonense Vernon H. Oswald; Lowell Ahart 1992-7-9 5077 Shasta Lassen Volcanic Park. S side of Horseshoe Lake. 1994 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
  CHSC34356  Epilobium torreyi J. D. Prouty 1981-7-21 1253 Shasta Margin of vernal pool-reservoir. 1097 Comment
  UC1543848  Epilobium torreyi Harold and Virginia Bailey 1948-8-27 2951 a Shasta Loop Highway at water fountain below Emerald Lake; Lassen Volcanic National Park 2438 Comment
  CHSC66140  Equisetum telmateia subsp. braunii Vernon H. Oswald 1996-5-30 7684 Shasta East of the McCloud Arm of Shasta Lake on Gilman Rd. (now Forest Road 27) at Salt Creek Bridge, 13.7 mi E of the McCloud River Bridge. 457 Comment
  CAS-BOT-BC204618  Eragrostis mexicana subsp. virescens Alice Eastwood 1912-7-26 1480 Shasta Pitt to Kennet [Kennett] Comment
  CAS-BOT-BC204620  Eragrostis mexicana subsp. virescens Virginia E. Long 1932-7-12 198 a Shasta Anderson (2 mi. N. of) 131 Comment
  JEPS68590  Eragrostis mexicana subsp. virescens J. W. Blankinship 1909-9-30 Shasta Reading; <=Redding> Comment
  CAS-BOT-BC174100  Eremogone aculeata M. S. Baker 1925-9-11 150 b-25 Shasta Trail to Dana 3048 Comment
  CDA10977  Eriastrum signatum G. F. Hrusa 1991-6-25 8465 Shasta Pit River Drainage; Above Pit River at uppermost end of Lake Britton. on Sand Pit Rd. Comment
  SEINET3894753  Eriastrum tracyi David Gowen 2007-7-12 783 Shasta Road edge around main cinder pit on Cassel Fall River Road.; 0 Comment
  CAS-BOT-BC286671  Ericameria bloomeri G. Schoolcraft 1989-9-19 2008 Shasta Within Timbered Crater n. of Fall River Mills Comment
  CAS-BOT-BC286679  Ericameria bloomeri W. R. Dudley 1899-8-17 s.n. Shasta Burney Falls Comment
  JEPS29548  Ericameria bloomeri John Thomas Howell 1960-8-22 36344 Shasta Manzanita Lake Lassen Volcanic National Park, Manzanita Lake 1783 Comment
  RSA34825  Ericameria bloomeri Roxana S. Ferris, Laura Lorraine 1941-8-10 10486 Shasta State Hwy. 89 between Hat Creek Post Office and Shasta National Forest junction of U. S. 299 Comment
  CAS-BOT-BC286681  Ericameria bloomeri Wallace R. Ernst 1957-8-9 195 Shasta Ca. 3 mi. E of Eiler Lake, Thousand Lakes Valley Wild Area Comment
  CAS-BOT-BC299445  Ericameria nauseosa var. speciosa W. R. Dudley 1899-8-17 s.n. Shasta Near Mongomery Creek Comment
  CAS-BOT-BC299490  Ericameria ophitidis Thomas W. Nelson; Jane P. Nelson 1980-8-21 6281 Shasta Along road 29N07 just east of junctoin with road 41, Six Rivers National Forest, Shasta-Trinity National Forest 1219 Comment
  CAS-BOT-BC299494  Ericameria ophitidis Thomas W. Nelson; Jane P. Nelson 1980-8-21 6279 Shasta Along forest service road ca. 1 mile west of REgan Meadow, Shata-Trinity National Forest, Six Rivers National Forest 1524 Comment
  CHSC30188  Ericameria ophitidis M. S. Taylor 1980-8-13 3237 Shasta Ridge on sw side of 29N68, ca. 0.2 mi s of its jct with 28N15, ca. 1.2 mi n of Reagan Meadow, ca. 6 mi s of Wildwood. 1493 Comment
  CHSC89675  Ericameria parryi var. latior R. Fischer; J. Marr 2004-8-12 354 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Along rd. between McArthur and Rat Farm. Edge of old McArthur Swamp. 1011 Comment
  JEPS89686  Erigeron annuus Dean W. Taylor 1992-5-28 12682 Shasta Modoc Plateau, Fall River Valley, on the far eastern shore of Big Lake Big Lake; Modoc Plateau, Fall River Valley, Big Lake 1005 Comment
  RSA0049678  Erigeron californicus Dean Wm. Taylor, Jessica Moller 2012-5-1 21182 Shasta Clear Creek Canyon, along Clear Creek Road 5.3 road miles East of the junction of Highway 273, at the BLM viewpoint and picnic area, reached via social trails which originate there and go upstream 160 Comment
  CHSC45665  Erigeron coulteri Vernon Oswald 1986-7-17 2203 Shasta Paradise Meadow, Lassen Volcanic National Park. Between the creek and the seepy slope on the w side of the meadow. 2145 Comment
  CAS-BOT-BC295379  Erigeron inornatus W. R. Ernst 1957-8-9 199 Shasta About 18 miles north of Mt. Lassen National Volcanic Park on Highway 89 Comment
  CAS-BOT-BC295381  Erigeron inornatus Barrett Anderson 1986-7-8 3110 Shasta Rte 299 1.6 km E of Burney 930 Comment
  JEPS57391  Erigeron inornatus var. inornatus L. R. Heckard and T. I. Chuang 1968-7-2 1965 Shasta 7 mi n of La Moine; Sacramento River 457 Comment
  RSA0089874  Erigeron lassenianus var. lassenianus Dean Wm. Taylor 2015-6-18 21551 Shasta Bunchgrass Valley (ca. 10 air miles WNW of summit Mt. Lassen), Lassen National Forest, Forest Road 16 near the junction, Forest Road 32N24. 1590 Comment
  CAS-BOT-BC295509  Erigeron linearis James T. Vale 1980-6-8 s.n. Shasta Pitt River bridge Comment
  CAS-BOT-BC300078  Erigeron philadelphicus Alice Eastwood 1912-6-29 973 Shasta Goose Valley 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
  UCD119285  Eriodictyon californicum K. M. Meyer; A. Townesmith 2007-8-4 191 Shasta Shasta-Trinity National Forest, 12.1 mi. on Gilman Rd., exit 698 off North I-5. 378 Comment
  CAS-BOT-BC242526  Eriogonum congdonii Dean Wm. Taylor 1988-8-11 10033 Shasta Pit River Watershed. Saddle at 0.8 mi S of Grizzly Peak at head of Devils Canyon Creek, along Forest Road 39N06, on divide at head of Deer Creek 1691 Comment
  JEPS112779  Eriogonum congdonii Dean W. Taylor 1988-8-11 10033 Shasta Pit River watershed; saddle at 0.8 mi S of Grizzly Peak at head of Devils Canyon Creek, along Forest Road 39N06, on divide at head of Deer Creek 1691 Comment
  UC412841  Eriogonum luteolum var. luteolum Milo S. Baker 1898-7-7 447 Shasta roadside, bet. Morleys and Stevens Comment
  HSC40174  Eriogonum marifolium Thomas W. Nelson, Jane P. Nelson 1976-8-1 3127 Shasta Lassen Volcanic National Park, Lassen Rd. at Kings Creek Meadow Comment
  UC1543742  Eriogonum marifolium Harold and Virginia Bailey 1948-8-27 2947 c Shasta ridge overlooking Lake Helen (along trail from Lassen Peak parking area); Lassen Volcanic National Park 2590 Comment
  CAS-BOT-BC263202  Eriogonum marifolium var. marifolium M. S. Taylor 1975-7-16 844 Shasta On trail between Echo Lake and Summit Lake, Lassen National Volcanic Park 2133 Comment
  CAS-BOT-BC263318  Eriogonum marifolium var. marifolium Tilda Becker 1960-7-23 s.n. Shasta Sifford Lakes, Lassen Park 2194 Comment
  CAS-BOT-BC263324  Eriogonum marifolium var. marifolium Hans Leschke 1958-10-1 1578 Shasta Lassen Volcanic National Park. Crescent Crater rim 2560 Comment
  CAS-BOT-BC272455  Eriogonum nudum var. pubiflorum Alice Eastwood 1912-6-29 994 Shasta Goose Valley Comment
  JEPS56614  Eriogonum nudum var. pubiflorum W. L. Jepson 1914-8-10 5754 Shasta Upper Fall River Valley 1036 Comment
  UC727134  Eriogonum nudum var. pubiflorum A. A. Heller 1941-8-11 16282 Shasta near head of Little Hot Spring Valley; Lassen Volcanic National Park Comment
  RSA66017  Eriogonum nudum var. pubiflorum F. W. Peirson 1932-7-18 10341 Shasta Rocky Camp' on Hat Creek 1159 Comment
  JEPS28582  Eriogonum pyrolifolium George W. Gillett 1957-7-12 728 Shasta devastated area below Hat Lake (between parking area and Lost Creek); Lassen Volcanic National Park 1889 Comment
  UC85677  Eriogonum pyrolifolium Mrs. R. M. Austin 1879-1-1 Shasta Lassen's Peak 3048 Comment
  LA514  Eriogonum pyrolifolium L. Ellison; 1928-9-11 514 Shasta Mount Shasta 2743 Comment
  RSA64592  Eriogonum pyrolifolium var. pyrolifolium F. W. Peirson 1926-6-23 6843 Shasta Trail to summit of Lassen Peak, Lassen National Park Comment
  OBI63034  Eriogonum spergulinum subsp. reddingianum David J. Keil, with Kathleen A. Keil 2004-7-13 30327 Shasta Lassen National Park 1981 Comment
  RSA702138  Eriogonum sphaerocephalum var. halimioides R. Fischer 2004-7-3 326 Shasta Ahjumawi Lave Springs State Park, 3 mi. N. of McArthur, on western edge Modoc Plateau. Located off Spattercone Trail near the tr.loop cross-over. 1037 Comment
  CAS-BOT-BC267520  Eriogonum umbellatum Alice Eastwood 1912-7-13 1051 Shasta Burney Comment
  CAS-BOT-BC267524  Eriogonum umbellatum A. A. Heller 1914-8-29 11745 Shasta Near Castle Crag on the Pacific Highway. Along the Sacramento River near Castella 609 Comment
  CDA13519  Eriogonum umbellatum var. dumosum G. F. Hrusa, T. D. Wilfred 1996-7-22 13345 Shasta Lassen National Forest; 1/4 mile N of Eskimo Hill summit on Hwy 89/44. Comment
  UC912722  Eriogonum umbellatum var. dumosum C. L. Hitchcock 1940-5-26 6620 Shasta lava beds ca. 12 mi n Fall River Mills 1371 Comment
  RSA65956  Eriogonum umbellatum var. polyanthum F. W. Peirson 1932-7-19 10343 Shasta Mt. Lassen. 1829 Comment
  CAS-BOT-BC175199  Eriogonum ursinum James Jokerst 1985-4-27 2381 Shasta Near Bridge Campground 1187 Comment
  CAS-BOT-BC262280  Eriogonum ursinum Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak 1828 Comment
  CAS-BOT-BC262274  Eriogonum ursinum Hans Leschke 1954-9-22 s.n. Shasta Lassen Volcanic National Park. Near top of Broke off [Brokeoff] Mt. 2773 Comment
  CHSC98801  Eriogonum ursinum var. erubescens Julie Kierstead Nelson 2006-6-29 2006 -042 Shasta Shasta/Trinity County line at intersection of County Road 106 and Forest Service Rd 35N17X, ca. 2 miles NE of Trinity Mountain, ca. 23 miles NW of Redding. UTM coordinates X531229, Y4523541, zone 10. 1400 Comment
  JEPS117872  Eriogonum ursinum var. erubescens Julie Kierstead Nelson 2006-6-29 2006 -42 Shasta Shasta/Trinity County line at intersection of County Road 106 and Forest Service Rd. 35N17S, ca 2 miles NE of Tinity Mountain 1400 Comment
  CAS-BOT-BC264152  Eriogonum vimineum Lewis S. Rose 1945-9-2 45210 Shasta Hat Creek, Old Station 1338 Comment
  SEINET9291231  Eriogonum vimineum Unknown 1991-6-26 8477 Shasta Pit River Comment
  UCD37064  Eriogonum vimineum Beecher Crampton 1956-8-20 3781 Shasta Shasta County, Cattle Crag, banks along Sacramento River. Comment
  CAS-BOT-BC267642  Eriogonum wrightii var. trachygonum L. E. Smith 1913-8-17 s.n. Shasta Redding Comment
  CAS-BOT-BC267643  Eriogonum wrightii var. trachygonum Alice Eastwood 1912-7-26 1478 Shasta Pitt Comment
  OBI63043  Eriophyllum lanatum David J. Keil 2004-7-10 30308 Shasta Along California Route 44 east of Old Station. Lassen National Forest. Vicinity of 40 deg. 42.181'N x 121 deg. 23.857'W 1455 Comment
  UC2027201  Eriophyllum lanatum var. achilleoides Anthony Baniaga 2011-6-18 370 Shasta Lassen National Forest. North side of Bidwell Pond. Murken Bench quadrangle Comment
  UC76030  Eriophyllum lanatum var. achilleoides Milo S. Baker 1898-7-9 339 Shasta Clover Creek near Steven's 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
  UC455784  Eriophyllum lanatum var. grandiflorum I. J. Condit 1911-8-5 Shasta Castella Comment
  UC896325  Eriophyllum lanatum var. grandiflorum C. L. Hitchcock 1940-5-17 6428 Shasta 3 mi e Redding 152 Comment
  CAS-BOT-BC301470  Eriophyllum lanatum var. integrifolium C. L. Hitchcock 1940-5-17 6428 Shasta 3 miles east of Redding 152 Comment
  SACT000005  Eriophyllum lanatum var. lanceolatum Shannon Datwyler, Merrill Roseberry 2008-6-24 Shasta Plants both along roadside and along Castle Creek; Site for pollination ecology study and population level sampling of Penstemon subsect. Heterophylli Comment
  UC127503  Erodium botrys H. M. Hall and E. B. Babcock 1903-6-7 Shasta near Redding; Sierra Nevada Mountains 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
  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
  SEINET12118232  Eryngium articulatum Unknown 1953-1 3449 Shasta near Shasta Dam, 2 mi N of Project City 274 Comment
  UC765480  Eryngium castrense R. F. Hoover 1936-5-22 1201 Shasta 3 mi. e. Redding Comment
  UC1523813  Eryngium mathiasiae Gary Schoolcraft 1983-7-18 1088 Shasta flats e. Timbered Crater 1051 Comment
  CAS-BOT-BC54554  Erysimum capitatum Alice Eastwood 1912-7-12 1035 Shasta Burney Butte. Comment
  UC1036269  Erysimum capitatum George W. Gillett 1952-7-14 69 Shasta rocky hillside between ski lift and hot springs; Lassen Volcanic National Park, vicinity of Sulphur Works 2103 Comment
  UC856280  Erysimum capitatum C. L. Hitchcock 1940-5-23 6515 Shasta ca 1/4 mi s Burney Falls Comment
  CAS-BOT-BC54556  Erysimum capitatum F. J. Hermann 1931-7-5 2526 Shasta Lassen Volcanic National Park. Shore of Manzanita Lake. 1767 Comment
  CAS-BOT-BC153748  Erythranthe alsinoides L. E. Smith 1913-4-11 28 Shasta Pitt River Comment
  CHSC59608  Erythranthe guttata Lorna K. Lilly 1989-4-17 10 Shasta Ca. 3.1 mi w of Dry Creek, 2.6 mi s of Redding on Old Alturas Road, 3.1 mi s of Bella Vista. 146 Comment
  SD77333  Erythranthe guttata Francis W. Pennell 1940-6-6 25699 Shasta Route 299, 1-2 miles west of Bella Vista, we sandy place 609 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
  SEINET10667986  Erythranthe nasuta Milo S. Baker, F. Nutting 1894-5-30 Baker s.n. Shasta Burney Falls Comment
  CHSC9477  Erythranthe pulsiferae G. Strausbaugh 1970-4-26 52 Shasta Along damp stream bed that seeps into Whiskey Creek ca. 125 yds. nw past Whiskey Creek inlet on n bank of Whiskey Creek. 342 Comment
  CAS-BOT-BC418640  Erythranthe taylorii Len Lindstrand III 2014-4-9 s.n. Shasta Northwest of Dekkas Rock campground. Shasta Lake shoreline, in small inlet approximately 0.10-mi. northwest of USFS Dekkas Rock day use campground, immediately upslope of Hirtz Bay to Dekkas Campground trail. 329 Comment
  JEPS123361  Erythranthe taylorii Gabe Youngblood 2015-3-9 5 Shasta Limestone cliff faces between Upper Limestone Valley Creek and Lower Limestone Valley Creek on the Big Backbone arm of Shasta Lake. Bohemotash Mountain, 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
Read comments
Aug 29 2013
  SEINET4063638  Erythronium americanum O. M. Clark 1947-1 14321 Shasta Lassen Peak, Lassen National Park. Comment
  JEPS118209  Erythronium californicum Dean Wm. Taylor with Joe Molter, Tom Engstron 2004-6-11 19102 Shasta Shirttail Peak (ca. 15 air miles NW of Redding) 1249 Comment
  SEINET12044934  Erythronium californicum E. I. Applegate 1932-1 7045 Shasta 3 mi W of Begum, on Red Bluff-Redding road Comment
  CHSC25125  Erythronium multiscapideum Paul Lyman 1970-4-25 21 Shasta Open Triangle Ranch; Whitmore. Found near west boundary, 100 yds. West of small irrigation dam. Comment
  JEPS61863  Erythronium multiscapideum Mary Alice King 1921-3-1 Shasta foothills beyond Anderson Comment
  CAS-BOT-BC504368  Erythronium purpurascens Ella Dales Cantelow 1939-6-10 2577 Shasta King Creek Meadows, Mt. Lassen National Park 2255 Comment
  UC367051  Erythronium purpurascens J. G. Lemmon Shasta Lassen and Shasta Comment
  JEPS123392  Erythronium shastense Len Lindstrand III 2015-3-19 21229 Shasta Whiskey Creek, on slope immediately southeast of confluence with Mad Ox Gulch. Whiskeytown, 7.5' Q. Comment
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Jan 7 2019
  UC190731  Eschscholzia lobbii Franklin P. Nutting 1893-5-20 Shasta Redding Comment
  CAS-BOT-BC310403  Eucephalus breweri Hans Leschke 1960-8-5 1698 b Shasta Lassen Volcanic National Park, near Silver Lake 1996 Comment
  CAS-BOT-BC310388  Eucephalus breweri W. R. Ernst 1957-8-10 204 Shasta Mt. Lassen National Volcanic Park. Trailside about 1 mile off the Lassen Peak Highway on the Kings Creek Falls trail Comment
  UC1540192  Eucephalus ledophyllus Dean Wm. Taylor with Glenn L. Clifton, Rexford E. Palmer and Roy Buck 1987-6-28 9093 Shasta summit of Grizzly Peak, dividing McCloud River and Pit River drainages Grizzly Peak 1889 Comment
  CDA13037  Euphorbia crenulata G. F. Hrusa, T. D. Wilfred 1996-6-1 12968 Shasta Lassen National Forest; Along USFS S16 approx. 1 mile N of Hwy 44 intersection. Comment
  CHSC34850  Euphorbia crenulata M. S. Taylor 1980-6-10 2793 Shasta Sims Flat Rd, between Sims Flat campground, and Sims lookout turn, ca. 2 mi s of I5, ca. 6 mi sw of Sweetbriar. 853 Comment
  UC1036263  Euphorbia crenulata George W. Gillett 1952-6-28 50 Shasta near Big Springs (on Hat Creek, along State Hwy 89, ne of Lassen Volcanic National Park); Lassen National Forest 1402 Comment
  CDA20713  Euphorbia cyparissias K. Martyn 2006-8-11 PDR 1360543 Shasta South of 25345 Glenburn Rd., Fall River Mills 0 Comment
  UC86953  Eurybia integrifolia Mrs. R. M. Austin 1890-1 551 Shasta Lassens Peak Comment
  CDA36831  Festuca arundinacea CDFA Staff 1999-6-1 s.n. Shasta Lava Creek Lodge, near Eastman Lake. 0 Comment
  CAS-BOT-BC105063  Festuca idahoensis R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-6-20 887 Shasta Castle Crags State Park. Near intersection of Castle Creek Road and Castle Crags State Park Road. About 100 m E of park 624 Comment
  SJSU11272  Festuca idahoensis S. H. Casey 1980-6-1 1164 Shasta Subway Caves near old Station c. 7 mi S of Hot Creek Comment
  CHSC112778  Festuca myuros Lowell Ahart; John Dittes 2013-6-9 18798 Shasta On the bank of a deep irrigation ditch, Hollenbeck Field, 950 feet east of Rat Farm Boat Launch, 3.4 air-miles north of McArthur, Fall River Valley, McArthur Swamp. 1007 Comment
  UCD66136  Festuca occidentalis G. F. Hrusa; T. D. Wilfred 1996-6-10 13001 Shasta Lassen National Forest. NW side of Hwy 44, 1 m. SW of USFS N12 to Twin Bridges. 1550 Comment
  CHSC90219  Festuca rubra L. P. Janeway 2001-5-28 7079 Shasta Klamath Ranges. Top of Brushy Mountain (ridge); along Road 29N28 4.3 km north of junction of Roads 30 and 35 (and the junction of Shasta, Tehama, and Trinity County lines). 1520 Comment
  UCD66343  Festuca rubra Burle Jones 1940-8-15 Shasta Lassen Park, Hat Creek. Comment
  UCR206935  Festuca rubra George K. Helmkamp, E. A. Helmkamp 2009-6-10 14931 Shasta Southern Cascade Range, along CA-44, 1.2 miles west of Shingletown 936 Comment
  CAS-BOT-BC278938  Festuca rubra Hans Leschke 1960-8-10 1777 Shasta Lassen Volcanic National Park. Badget Flat Comment
  HSC47005  Fragaria virginiana Diane L. Reed 1978-5-13 115 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  CAS-BOT-BC52505  Frangula californica subsp. californica C. Hart Merriam s.n. Shasta Redding Comment
  SEINET7417538 Image available Frangula californica subsp. californica A. A. Heller 1917-1 12994 Shasta Clear Creek 7 mi S of Redding Comment
  CAS-BOT-BC53855  Frangula californica subsp. tomentella W. R. Dudley 1899-8-1 s.n. Shasta Clear Creek Divide Comment
  UCSB22703  Frangula purshiana subsp. annonifolia McMinn, Howard 1931-6-26 Shasta Near Dunsmnir Comment
  HSC100282  Frangula rubra J. P. Smith, , J. O. Sawyer, & R. J. Cole 2011-7-23 13391 Shasta Along East County Line Road. 1413 Comment
  HSC30201  Frangula rubra D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19088 Shasta Along Hwy. 44 about 2 mi. W of Shingletown. Comment
  UCD113130  Frangula rubra G. F. Hrusa; T. D. Wilfred 1996-6-11 13014 Shasta East side of Highway 89, approximately 1/2 mile North of Old Station Trailer Park, and between USFS N99 and N91. 1386 Comment
  CAS-BOT-BC55698  Frangula rubra subsp. modocensis Carl B. Wolf 1930-10-19 1748 Shasta Modoc lava beds, 2 mi. from C. W. Hill Farm at Dana, on old Stage Rd. to Little Hot Springs Valley 1219 Comment
  CAS-BOT-BC59585  Frangula rubra subsp. rubra James McMurphy 1914-6-10 s.n. Shasta 1/4 mile below Kennet Comment
  CAS-BOT-BC217681  Fraxinus dipetala Alice Eastwood 1912-7-25 1425 Shasta Pitt to Baird 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
  CAS-BOT-BC223569  Fraxinus latifolia Marian L. Campbell 1921-7-26 s.n. Shasta Castle Crags Comment
  CHSC79531  Fraxinus latifolia G. F. Hrusa 1996-4-30 12893 Shasta Upper Sacramento Valley. At corner of Gover Rd. and Sacramento River ~3 m. S of Anderson. 110 Comment
  HSC72340  Fraxinus latifolia J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9645 Shasta County Rd. A16, 1.6 mi. from its junction with Hwy. 36 732 Comment
  SEINET10840748  Fraxinus latifolia Mary Merello 1993-6-24 Merello 711 Shasta Oak-mixed conifer woodland along Hwy. 289 between Ingot and Round Mountain. Dry slopes along Little Cow Creek. 365 Comment
  SD243418  Fremontodendron californicum G. D. Barbe, J. R. Keck Jr. 1978-5-11 PDR 3311127 Shasta Near Shingletown; Dersh Road and County Road A-17. Roadside. Comment
  CHSC86262  Fritillaria eastwoodiae Martin J. Lenz 2003-5-12 6 Shasta Approx. 0.4 mi. ENE of confluence of Little Cow Cr. and Mill Cr. UTM: Zone 10 590700E 4511650N. Edge of abandoned road. 695 Comment
  CHSC110532  Fritillaria eastwoodiae Cassandra Staggs; Carl Schlie 2012-4-3 Shasta Wildcat Road, foothills SE of Redding. 325 Comment
  CAS-BOT-BC130348  Fritillaria glauca Dean Wm. Taylor; Roy E. Buck 1987-6-4 8991 Shasta Grizzly Peak, extreme northeastern portion of county (watershed divide between Pit and McCloud rivers) 1889 Comment
  UC1542946  Fritillaria recurva G. Schoolcraft 1987-4-28 1683 Shasta s of Fall River Mills (Hogback Ridge); Hogback Ridge 1127 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
  JEPS6587  Galium aparine Blankinship 1911-5-11 Shasta Olinda Comment
  HSC73464  Galium aparine Grunert 22 Shasta 793 Comment
  CHSC93225  Galium bolanderi R. Fischer 2005-7-15 591 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. On back side (western edge) Ja-She Pond. 1008 Comment
  RSA768310  Galium bolanderi Justin M. Wood 2010-9-2 2531 Shasta Round Mountain: Southeast face of Round Mtn: +/- 1.0 mile northwest of general store (highway 299), just southeast of communication towers on peak. 995 Comment
  UC888788  Galium bolanderi Alice Eastwood 1912-7-26 1460 Shasta Pitt to Kennet Comment
  JEPS27419  Galium grayanum Ehrendorfer, Stebbins, and Dempster 1959-9-27 5964 Shasta Brokeoff Mountain Lassen National Park Comment
  UCD121772  Galium grayanum D. Sanchez-Mata; P. Rodriguez-Rojo 1996-10-12 s.n. Shasta Brokeoff Mountain, Lassen Volcanic National Park. 2900 Comment
  UCD35960  Galium nuttallii Beecher Crampton 1953-5-1 1195 Shasta 1 mile west of Ignot. Comment
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Jun 12 2008
  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
  UC1324392 Image available Galium sparsiflorum subsp. glabrius Lauramay T. Dempster 1964-7-26 4058 Shasta along Hwy 299 6 mi ne Ingot (canyon of Cedar Creek, at road marker B-3500); ; Shasta Co. 365 Comment
  UCD121954  Galium triflorum D. Sanchez-Mata; P. Rodriguez-Rojo 1996-10-13 s.n. Shasta Lassen Volcanic National Park. Near Forest Lake Creek at Brokeoff Mountain. 2150 Comment
  UCD66717  Gastridium phleoides Virginia E. Long 14-21 May 1931 72 a Shasta Vicinity of Anderson. Comment
  JEPS89981  Gayophytum diffusum subsp. parviflorum Dean W. Taylor with Ingrid Olmsted 1975-8-24 5429 Shasta vicinity of Magee Peak (Thousand Lakes Wilderness, Lassen Nat'l Forest); Lassen Nat'l Forest, Thousand Lakes Wilderness Comment
  UC136737  Gayophytum humile M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  SEINET6060652  Gayophytum racemosum Kenneth Heil, Heil, Marilyn 2014-7-16 35227 Shasta Lassen National Forest. State Highway 44 ca 2.5 miles from the junction with State Highway 89, Lassen National Park Highway. Comment
  UC70427  Gentiana calycosa Milo S. Baker 1899-8-3 Shasta near Bottles; McCloud River Comment
  UC22760  Gentiana newberryi W. H. Brewer Sep 1863 2175 Shasta Lassen Peak 2438 Comment
  JEPS28557  Gentianopsis simplex George W. Gillett 1957-7-9 690 Shasta ca. 2 mi. s. Big Springs (confluence of Hat Creek and Lost Creek n. of Lassen Volcanic Nat'l Park) 1524 Comment
  CAS-BOT-BC123897  Gilia glandulifera Amos Arthur Heller 1905-5-26 7868 Shasta Near Redding Comment
  HSC72462  Gilia tricolor J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9657 Shasta County Rd. A16, 4 mi. from its junction with Hwy. 36 732 Comment
  JEPS90713  Githopsis diffusa subsp. robusta Dean W. Taylor 1993-5-2 13409 Shasta Di Hill Cascade Range, Inwood 7 1/2' USGS quadrangle (s base, along ephemeral tributary creek s of Ponderosa Way) 670 Comment
  SEINET4853072  Githopsis pulchella subsp. campestris P. L. Johannsen 1932-6-3 s.n. Shasta South of Dry Clover Creek. 366 Comment
  JEPS11812  Githopsis specularioides J. W. Blankinship 1911-4-6 Shasta 6.5 mi w Anderson; Olinda Comment
  SEINET7073561  Githopsis specularioides A. G. Vestal 1955-5-19 s.n. Shasta About 16.8 miles east of Redding on Route 299. UTM Zone 10, 574060mE, 4504395mN. Coordinate datum: NAD27. Comment
  UCD122714  Githopsis specularioides G. L. Webster; June McCaskill, Robert Rhode, John Tucker 1993-5-16 7775 Shasta 0.3 mile SW of McCloud Bridge. 335 Comment
  CHSC59156  Glyceria borealis Vernon H. Oswald; Lowell Ahart 1992-7-9 5091 a Shasta Lassen Volcanic Park. Unnamed ponds bordering the S side of the trail about midway between Horseshoe Lake and Grassy Swale. On the margin of the eastern pond. 2017 Comment
  RSA692608  Glyceria borealis D. W. Taylor 1996-6-16 15680 Shasta Shasta county: boggy meadow in Flat Woods, on east rim Pit Rivcer Canyon (about 3 air miles southeast of Big Bend); Shasta-Trinity National Forests; T36N R1E NW1/4 of NE1/4, Section 17; 716 Comment
  CAS-BOT-BC283883  Glyceria declinata Beecher Crampton 1956-8-20 3792 Shasta Along Dome Creek, junction with the Sacramento River, Castle Crag 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
  UCD66773  Glyceria declinata A. A. Beetle 1946-5-1 4276 Shasta South of Dunsmuir 18 mi. Junct. of Sacramento Riv. and Boulder Cr. Comment
  POM187560  Glycyrrhiza lepidota Marcus E. Jones 1931-7-16 28970 Shasta Pitt River Bridge. Comment
  CDA6002  Gnaphalium canescens subsp. beneolens Henry, R. M. Price, J. F. Weber 1976-7-29 Shasta Railroad right-of-way near Dunsmuir. 0 Comment
  JEPS28518  Gnaphalium palustre George W. Gillett 1957-7-3 633 Shasta Badger Flat Lassen Volcanic National Park, Badger Flat (meadow near road crossing) 1905 Comment
  UC896932  Gnaphalium palustre C. L. Hitchcock 1940-5-27 6629 Shasta near McArthur Comment
  SEINET6037926  Goodyera oblongifolia Kenneth Heil, Heil, Kenneth 2014-7-16 35238 Shasta Lassen National Forest. Ca .9 miles west of North Battle Creek Reservoir. Collections along creek. Comment
  CHSC1745  Gratiola ebracteata M. Underhill 1952-6-29 Shasta 91 Comment
  JEPS23851  Gratiola ebracteata Peter H. Raven with Otto T. Solbrig 1958-6-16 13233 Shasta 3 mi ne Redding Comment
  JEPS4232  Gratiola ebracteata Heller 1905-5-30 7907 Shasta Redding Comment
  POM203511  Gratiola ebracteata L. S. Rose 1934-4-21 34244 -A Shasta 5 miles S of Cottonwood. Comment
  RSA768599  Grindelia camporum Justin M. Wood 2010-9-2 2591 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
  CHSC68919  Grindelia nana Vernon Oswald 1997-6-28 8654 Shasta Gravel road to Rat Farm (on Big Lake) 3.0 mi north of McArthur. In meadow. 1005 Comment
  SEINET515859  Grindelia nana Vernon H. Oswald 1998-9-8 9615 Shasta Hwy 89 at its closest approach to Gurney Creek just south of McArthur-Burney Falls Memorial State park. 930 Comment
  CAS-BOT-BC504585  Hastingsia alba W. A. Dayton 1913-7-1 379 Shasta Shasta Comment
  JEPS100927  Hazardia whitneyi var. discoidea Dean Wm. Taylor with Glenn L. Clifton 1987-8-5 9233 Shasta summit of Grizzly Peak, watershed divide between Pit and McCloud rivers) 1889 Comment
  JEPS35021  Helenium bigelovii Willis L. Jepson Jul 24 1894-Aug 10 1894 Shasta Lisson Region of the Upper Sacramento 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
  JEPS95427  Helianthella californica subsp. nevadensis Vernon H. Oswald and Lowell Ahart 1994-4-27 6147 Shasta ca 0.5 mi n Packers Bay Marina (Waters Gulch Trail 0.25 mi w of the trailhead located on Packers Bay Rd. (34N27)); Waters Gulch Trail 365 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
  SD46764  Helianthella californica var. nevadensis E. K. Balls, L. W. Lenz 1956-6-18 21815 Shasta Crossroads, about Burney Falls, junction State Highway 89 abnd U. S. Highway 299. 1004 Comment
  RSA554572  Helianthella californica var. shastensis Walter Wisura 1993-5-9 4890 Shasta Hwy 299, 9 miles west of Redding. Comment
  OBI55533  Helianthus bolanderi David J. Keil, Kathleen Keil 1992-7-24 23580 Shasta 12.2 mi E of Siskiyou county line along hwy 89 Comment
  JEPS114038  Heliotropium europaeum Robert E. Preston 2007-9-6 2571 Shasta Ca. 15 mi NW of Redding, along Hwy 299, at Yankee Gulch. Comment
  UC2062453  Heliotropium europaeum Barbara Ertter 2015-10-4 22453 Shasta Shasta Lake at Packer Bay. Comment
  CHSC58022  Hemizonella minima Vernon H. Oswald 1992-5-25 4952 Shasta Lassen Volcanic National Park. Stone quarry on Old Emigrant Trail, east foot of Raker Peak., ca. 1.1 mi (air) NNE of Lassen Hwy. On top of a cliff. 1929 Comment
  SEINET10842087  Hemizonella minima Katherine L. Morris, Melvin L. Conrad; David B. Dunn 1973-5-25 Morris 267 Shasta Collected at the junction of Hwy. 299 and 89 on Hwy. 89, in an area of yellow pine and oak. Comment
  RSA176830  Hemizonia fitchii D. M. Moore 1960-6-5 137 Shasta Along U.S. Hwy 299 2.6 miles NE of junction with U.S. Hwy 99. Comment
  SEINET3245762  Heracleum lanatum G. K. Helmkamp, E. A. Helmkamp 2009-1 15019 Shasta Southern Cascade Range: Shingletown Ridge Road, 0.4 mile south of its junction with CA-44, about 1.1 miles west of Shingletown 1012 Comment
  UC1553509  Hesperochiron pumilus E. Dean 1988-6-7 18 Shasta e. Brushy Mt. (Shasta City, R%d. 29N68 0.1 mi. s. of junction with rd. 29N28) 1493 Comment
  SD64428  Hesperocyparis bakeri Darley F. Howe 1966-8-28 Shasta Near Cypress Camp, Burney Springs Area 1615 Comment
  SD11872  Hesperocyparis macnabiana Carl B. Wolf 1931-8-31 Shasta 1 mile out of Whiskeytown on the road to Redding. 305 Comment
  CDA11002  Hesperolinon micranthum G. F. Hrusa 1991-6-27 8494 Shasta Pit River Drainage; along Pit River below Pit 1 powerhouse on S bank of river. Comment
  UC1212268  Hesperolinon micranthum Helen K. Sharsmith 1955-6-27 4513 Shasta near Fall River Mills; Lassen National Park 1249 Comment
  RSA27590  Hesperolinon micranthum C. L. Hitchcock 1940-5-17 6461 Shasta 3 miles east of Redding. 152 Comment
  RSA302222  Heterotheca villosa var. minor J. R. Shevock 1972-7-25 2215 Shasta Hwy 89, N of Lassen Park. 1524 Comment
  UC485796  Hieracium albiflorum H. F. Copeland 1932-8-15 Shasta woods between Hat Lake and Summit Lakes; Mt. Lassen 1981 Comment
  CAS-BOT-BC319662  Hieracium albiflorum George W. Gillett 1952-9-1 240 Shasta Noble Pass, northeast corner of the park, Lassen Volcanic National Park 1859 Comment
  CAS-BOT-BC319663  Hieracium albiflorum C. R. Quick 1953-8-2 53 -82 Shasta NE of Montgomery Creek Comment
  RSA113766  Hieracium albiflorum George W. Gillett 1953-7-31 306 Shasta Lassen Volcanic National Park. Noble Pass, northeast corner of the park. 1860 Comment
  UC32778  Hieracium albiflorum F. W. Morse 1886-7-1 Shasta Comment
  CAS-BOT-BC318533  Hieracium greenei Lewis S. Rose 1945-9-8 45281 Shasta Manzanita Lake 1783 Comment
  SEINET11259317 Image available Hieracium greenei D. W. Taylor 2012-8-22 21307 Shasta Trinity Mountains, westerly flank of ridgecrest of Middle Ridge (ca. 1 air mile north of Chicken Hawk Hill) 1753 Comment
  CAS-BOT-BC318765  Hieracium horridum George W. Gillett 1952-8-26 237 Shasta Reading Peak, Lassen Volcanic National Park 2560 Comment
  CAS-BOT-BC316002  Hieracium nudicaule Alice Eastwood 1912-6-27 655 Shasta Montgomery Creek Comment
  UC874289  Hippuris vulgaris C. L. Hitchcock 1940-5-24 6575 Shasta on Hat Creek ca. 20 mi. w. Fall River Mills; Hat Creek Comment
  UC790923  Holcus lanatus A. A. Beetle 1941-6-30 2843 Shasta 10 mi ne Manzanita Lake (along Hat Creek, Lassen Nat'l Forest); Lassen Nat'l Forest, ne of Manzanita Lake, Hat Creek 609 Comment
  RSA659530  Holodiscus microphyllus Gary D. Wallace 1990-6-28 2939 Shasta Cascade Range: Lassen Park, Chaos Jumbles. Comment
  CHSC93026  Holodiscus microphyllus var. glabrescens R. Fischer 2005-7-18 530 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Located at gated entrance to main park road at western end of park. On road easement just west of gate. 1018 Comment
  CAS-BOT-BC388563  Holosteum umbellatum G. Schoolcraft 1988-4-25 1785 Shasta West slopes of Hogback Ridge s. of Fall River Mills 1158 Comment
  CHSC93038  Holosteum umbellatum subsp. umbellatum R. Fischer 2005-4-15 501 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. In meadow north of Ya-She camps near oak woodlands. 1011 Comment
  UCD72570  Holosteum umbellatum subsp. umbellatum Dan Marcum 2008-5-1 s. n. Shasta Burney. 975 Comment
  SEINET10933147  Hookera californica A. Arthur Heller 1940-5-28 Heller 15694 Shasta Very plentiful on the volcnic uplands 4 miles west of Ingot on U.S. Highway # 299, Comment
  CDA10999  Hordeum brachyantherum subsp. brachyantherum G. F. Hrusa 1991-6-27 8491 Shasta Pit River Drainage; along Tule River to N of Diversion Canal in Fall River Valley. Comment
  CAS-BOT-BC284737  Hordeum jubatum R. Bacigalupi 1934-5-28 2393 Shasta Kennett fume-denuded area, Kennett 274 Comment
  UCD85763  Hordeum jubatum Lewis S. Rose 1945-9-1 45191 Shasta Lassen Volcanic National Park. Manzanita Lake. 1783 Comment
  CAS-BOT-BC284702  Hordeum jubatum John Thomas Howell 1960-8-22 36350 Shasta Lassen Volcanic National Park. Manzanita Lake 1783 Comment
  HSC101394  Hordeum murinum subsp. leporinum J. P. Smith 2010-6-8 12894 Shasta Along Iron Mountain Road, just N of junction with Hwy. 299 230 Comment
  JEPS74022  Hordeum murinum subsp. leporinum Virginia E. Long 1931-5-4 61 a Shasta Anderson Comment
  UC595083  Horkelia fusca subsp. tenella David D. Keck and A. Gustafsson 1938-8-9 4893 Shasta 1.5 mi e Burney Spring (on rd to Hat Creek Ranger Station); Burey Mtn. 1490 Comment
  CAS-BOT-BC143999  Horkelia fusca var. tenella A. H. Kramer 1929-1-1 s.n. Shasta Prospect Peak Comment
  SBBG15745  Horkelia fusca var. tenella D. Myrick 1961-6-23 336 Shasta 1 mi down Hat Crk Rd from Hat Lake 1828 Comment
  JEPS28547  Horkelia tridentata George W. Gillett 1957-7-8 676 Shasta 1/4 mi s of Burney Highway (5.8 mi ne of Manzanita Lake Entrance Station.); Lassen Volcanin National Park, Lost Creek 1584 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
  UC1584623  Horkelia tridentata subsp. tridentata Dean W. Taylor 1988-4-14 9549 Shasta vicinity of Montgomery Creek Pit River Canyon, Montgomery Creek 15' quad 762 Comment
  UC453993  Horkelia tridentata subsp. tridentata I. J. Condit 1911-7-4 Shasta Shasta Retreat Comment
  UC2026981  Horkelia tridentata var. tridentata Anthony Baniaga 2011-7-7 425 Shasta Lassen National Forest. About a 1/2 mile S of Signal Butte Comment
  CHSC9256  Hosackia crassifolia G. Strausbaugh 1970-6-21 106 Shasta Near Summit Buckhorn Bally ca. 3.1 mi. s from U.S. Hwy. 299W 19.5 mi. e of Douglas City. 1463 Comment
  HSC23073  Hosackia oblongifolia Richard Spjut 1971-5-19 1886 Shasta Along Rock Creek, just off Hwy. 299, 6 mi. W of Redding Comment
  CHSC59138  Hosackia oblongifolia var. oblongifolia Vernon H. Oswald 1992-7-21 5137 Shasta Lassen Volcanic National Park. Lassen Hwy. between Summit Lake and Kings Creek, 0.7 mi E of the trail to Kings Creek Falls. 2237 Comment
  CHSC1205  Hunnemannia fumariifolia M. Dean 1953-5-9 Shasta Ranch near Igo. Comment
  CDA1433  Hydrilla verticillata G. D. Barbe 1985-9-3 4257 Shasta East side of Sacramento River on Shea Sand and Gravel property, 1290 Smith Road, south of Redding. 0 Comment
  CDA40306  Hydrophyllum occidentale Sterling O. Mattoon 1970-5-31 s.n. Shasta Red Mountain Summit, northeast of Big Bend. 0 Comment
  CAS-BOT-BC400980  Hypericum anagalloides W. R. Dudley 1899-8-1 s.n. Shasta Rock Creek Valley west of Shasta P.O. Comment
  CAS-BOT-BC410215  Hypericum concinnum Ellsworth Bethel 1923-6-6 s.n. Shasta Ingot Comment
  POM260304  Hypericum concinnum C. L. Hitchcock 1940-5-17 6431 Shasta 3 miles east of Redding 152 Comment
  UC871813  Hypericum concinnum C. L. Hitchcock 1940-5-17 6431 Shasta 3 mi. e. Redding 152 Comment
  CDA36533  Hypericum concinnum Neil Derrick 1939-7-23 Shasta Bella Vista; Lemm Ranch. 0 Comment
  UC71950  Hypericum concinnum Misses Jones and Alexander 1902-6-25 Shasta Spring Camp Comment
  POM285818  Hypericum formosum var. scouleri Lyman Benson 1930-7-18 2222 Shasta E. of Round Mountain, Hatchet Creek; Mt. Range: N. Sierra Nevada. 1220 Comment
  JEPS66837  Hypericum perforatum J. W. Blankinship 1909-9-15 Shasta Olinda Comment
  CAS-BOT-BC401317  Hypericum scouleri Alice Eastwood 1912-8-22 1906 Shasta Battle Creek Meadows, Lassen Butte Region Comment
  JEPS36534  Hypochaeris glabra J. W. Blankinship 1911-4-11 Shasta Redding Comment
  UC1736083  Iliamna bakeri Dean W. Taylor 1988-6-25 9892 Shasta ridge south of Grizzly Peak along road in Section 21, below hill 5681 1676 Comment
  SEINET8887128  Iliamna bakeri M. S. Baker 1899-8-17 116 Shasta Fall River Valley. Comment
  JEPS3331  Ipomopsis aggregata George Gillett 1952-7-8 61 Shasta 1 mi s Hat Creek Ranger Station (along State Hwy 89, on lave flow); Lassen National Forest Comment
  UC1036194  Ipomopsis aggregata George W. Gillett 1953-7-31 307 Shasta Noble Pass Lassen Volcanic National Park (e corner of park) Comment
  UC1036152  Ipomopsis congesta George Gillett 1953-8-6 318 Shasta slopes of Chaos Grags Crater Lassen Volcanic National Park 2011 Comment
  CHSC25130  Iris hartwegii Paul Lyman 1970-4-25 23 Shasta Open Triangle Ranch; Whitmore, north of main irrigation dam. Comment
  RSA181823  Iris missouriensis H. N. Metcalf, Jack C. Wilson 1965-7-2 65 -24 Shasta Hat Creek ca. 1. mile south of turnoff to Cassel on Calif. Rt. 89 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
  UCSB1717  Iris purdyi Smith, Dale 1968-5-10 Shasta 3 miles west of Castle Crags State Park 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
  RSA136774  Iris tenuissima Lee W. Lenz, E. K. Balls 1955-5-14 20726 Shasta 0.6 mile east of Shasta-Trinity County line, U.S. Highway 299, Redding to Weaverville 915 Comment
  SJSU3784  Iris tenuissima C. W. Sharsmith 1963-6-15 7078 Shasta Viola 1341 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
  UCR206047  Iris tenuissima subsp. purdyiformis George K. Helmkamp, E. A. Helmkamp 2009-6-11 14978 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
  UCD80366  Isoetes orcuttii CNPS SN Foothill Team 2006-5-9 SNFN 0367 a Shasta Shasta Land Trust Easement, Hathaway Ranch. 263 Comment
  NY436060  Ivesia longibracteata B. J. Ertter 1986-6-28 6451 Shasta Castle Crags SW of Dunsmuir, granodiorite ckiffs along Castle Dome trail. Comment
Read comments
Aug 11 2010
  CHSC55299  Juncus acuminatus L. P. Janeway 1991-6-14 4042 Shasta On north side of Battle Creek; ca 1 12 mi east of the Sacramento River. Old pasture between Battle Creek and Coleman Hatchery Road. 120 Comment
  SEINET10533006  Juncus articulatus Patricia L. Kenney 1973-6-4 Kenney 412 Shasta Pollard flat campground in klamath national forest off i-5, 21.6 miles s of Dunsmuir 457 Comment
  JEPS114786  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
  JEPS96985  Juncus balticus var. vallicola Dean W. Taylor 1999-8-13 17334 Shasta fen in the Pit River Canyon about 4 miles Southeast from Big Bend and 0.6 miles WNW of Bee Knoll 701 Comment
  JEPS66926  Juncus bufonius B. C. Goldsmith 1916-7-20 6 Shasta near Sacremento River; Castle Rock Comment
  RSA25279  Juncus bufonius var. bufonius C. L. Hitchcock 1940-5-25 6592 Shasta Below Pit Dam, Power Plant, 2 miles west of Fall River Mills. 1341 Comment
  SEINET3450950  Juncus capitatus Lowell Ahart, John Dittes 2003-5-12 10163 Shasta Cottonwood, Cottonwood, about 12 air miles east /northeast, about 2.8 air miles south/southwest of the Darah Springs State Fish Hatchery, about 0.25 miles south of the Coleman Canal, about 350 yards south of the barn 260 Comment
  RSA0006846  Juncus digitatus Carol W. Witham 1993-6-2 481 Shasta Appors. 6 air mi. NNE of Shingletown and 1/4 mi. west of Ponderosa Way; on south facing slope along west side of underground gas pipeline south of marker MP 107.5. 793 Comment
  CHSC102928  Juncus effusus subsp. pacificus Peter F. Zika; Julie Nelson 2007-6-3 23011 Shasta Sacramento Valley.East Valley Creek, tributary of Stillwater Creek, near vernal pools, near Encanto Way, 10 air km NE of Redding. 200 Comment
  JEPS63843  Juncus effusus subsp. pacificus B. C. Goldsmith 1916-8-4 11 Shasta La Moine, along Sacramento River Sacramento River Comment
  CHSC96304  Juncus ensifolius R. Fischer 2006-7-25 884 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected at north end of Ja-She Springs near water edge, a grassy opening. 1007 Comment
  HSC97774  Juncus leiospermus var. leiospermus L. Ahart, John Dittes 2003-5-12 10165 Shasta 0.25 mi. S of the Coleman Canal, 2.8 mi. WSW of Darah Springs State Fish Hatchery, 12 mi. ENE of Cottonwood 265 Comment
  UC1523846  Juncus leiospermus var. leiospermus Robert Holland 1976-4-14 289 Shasta w of Millville Plains Rd. Comment
  POM260019  Juncus mexicanus C. L. Hitchcock 1940-5-24 6574 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  UC1149773  Juncus nevadensis Harold and Virginia Bailey 1948-8-28 3065 Shasta Sulphur Works Lassen Volcanic National Park 2133 Comment
  UCD67856  Juncus nevadensis Collector unknown 1996-9-9 Shasta Lassen Volcanic National Park. Perennial grasslands in meadows at Upper Kings Creek. 2305 Comment
  RSA729907  Juncus occidentalis P. F. Zika, C. Witham 2007-6-4 23018 Shasta Below S end of Di Hill, S of road, (Cascade Range Foothills), 650 Comment
  UCD168848  Juncus occidentalis Barbara L. Wilson; P. Zika 2011-8-7 16815 Shasta Cascade Range Highlands (CaRH). Highway 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
  RSA98823  Juncus orthophyllus Alice Eastwood 977 Shasta Goose Valley. Comment
  JEPS28783  Juncus parryi George W. Gillett 1957-8-17 1082 Shasta above Lake Helen; Lassen Volcanic National Park, Helen Mountain 2590 Comment
  RSA368304  Juncus parryi H. F. Copeland 1931-8-9 s.n. Shasta Mt. Lassen, near timberline. 2591 Comment
  UCD142918  Juncus usitatus Peter F. Zika 2010-6-22 24986 Shasta NE side of Panorama Point Road, 0.2 road mile NW of Lone Tree Road, SE of Anderson. Inner North Coast Ranges. 130 Comment
  CAS-BOT-BC85307  Juniperus occidentalis Carl B. Wolf 1930-10-20 1008 Shasta C.W. Hill Farm near Dana 1219 Comment
  UCR3645  Juniperus occidentalis var. occidentalis Frank C. Vasek 1964-8-7 640807- 08 Shasta Calif. Hwy 89, 13 mi SSW of the entrance to McArthur-Burney Falls State Park Comment
  RSA1891  Juniperus occidentalis var. occidentalis C. B. Wolf 1930-10-20 1750 Shasta C. W. Hill Farm, near Dana 1220 Comment
  JEPS10909  Keckiella breviflora Franklin P. Nutting 1894-5-21 Shasta Oak Run Comment
  CAS-BOT-BC246169  Keckiella lemmonii Francis W. Pennell 1940-6-6 25697 Shasta Route 299, 1-2 miles west of Bella Vista 243 Comment
  CDA13076  Kelloggia galioides G. F. Hrusa, T. D. Wilfred 1996-6-11 13009 Shasta Lassen National Forest; E side of Hwy 89 approx. 1/2 m. N of Old Station Trailer Park, and between USFS N99 and N91. Comment
  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
  UC1558237  Kelloggia galioides Harold and Virginia Bailey 1948-8-26 2812 Shasta Manzanita Lake; Lassen Volcanic National Park 1781 Comment
  RSA0078640  Kopsiopsis strobilacea F. W. Peirson 1932-7-11 10221 Shasta South of Mt. Magee, Thousand-Lake Basin. 2255 Comment
  CAS-BOT-BC341364  Lagophylla glandulosa Palmer Stockwell 1934-7-16 88 Shasta Along the highway 7.3 mi. west of Manton Comment
  POM260046  Lagophylla ramosissima C. L. Hitchcock 1940-5-25 6584 Shasta Below Pit Dam, Power Plant, 2 miles west of Fall River Mills. 1341 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
  UCD80294  Lathyrus angulatus CNPS SN Foothill Team 2006-5-16 SNFN 0382 e Shasta Shasta Land Trust Easement, Hathaway Ranch. 315 Comment
  CHSC79503  Lathyrus jepsonii var. californicus G. F. Hrusa 1996-4-30 12887 Shasta Upper Sacramento Valley. Edge of riparian zone E side of Sacramento River at corner of Gover Rd. and Sacramento River ~3 m. S of Anderson. 110 Comment
  UC127377  Lathyrus jepsonii var. californicus H. M. Hall and E. B. Babcock Jun 1903 4286 Shasta North Fork Battle Creek, e Shasta County Sierra Nevada Mountains 1219 Comment
  JEPS105155  Lathyrus lanszwertii var. tracyi Dean W. Taylor 1993-7-9 13829 Shasta Castle Creek; ca. 6 air miles WSW of Dunsmuir; Castle Crags State Park 670 Comment
  CHSC116931  Lathyrus latifolius Zachary Voigtman 2013-7-23 2013 -008 Shasta 17 miles in Gilman Road, near McCloud bridge. Comment
  JEPS121427  Lathyrus latifolius Zachary Voigtman 2013-7-23 2013 -008 Shasta 17 miles in Gilman Road near McCloud bridge. Comment
  HSC101882  Lathyrus sulphureus Dana York 2013-4-10 3154 Shasta Shasta-Trinity National Forest, W slope of North Gray Rocks, ca. 0.5 km E of Lake Shasta. 620 Comment
  HSC46273  Lathyrus sulphureus Christopher Knopp 1978-5-13 52 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  HSC49837  Lathyrus sulphureus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9821 Shasta Road to Deer Lick Springs, 0.2 mi. from its junction with Hwy. 36 854 Comment
  HSC85752  Lathyrus sulphureus J. P. Smith, J. O. Sawyer 1982-5-9 10388 Shasta Lewiston Turnpike, 0.5 mi. from its junction with Hwy. 299 610 Comment
  POM76843  Ledum glandulosum Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  UCD138125  Lemna minor P. B. Kennedy 1927-6-15 38 Shasta Pit River. Comment
  CAS-BOT-BC245659  Lemna turionifera H. L. Mason 1955-6-8 14630 Shasta West edge of Fall River Mill Comment
  CDA21178  Lepidium campestre K. Martyn 2007-5-22 PDR 1361258 A Shasta Northern California; Northern border of field at 26312 Jim Day Rd, McArthur. 990 Comment
  CHSC55200  Lepidium campestre L. P. Janeway 1991-5-10 3938 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
  CAS-BOT-BC88795  Lepidium campestre C. R. Quick 1964-6-22 64 -22 Shasta Fuller Creek on Little Hatchet Creek Road, west slope of Hatchet Mountain. 1219 Comment
  CHSC88305  Lepidium latifolium R. Fischer; J. Marr 2004-5-22 189 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. SE of Ahjumawi LSSP, on access rd. to Rat Farm, n. of McArthur. Part of the old McArthur Swamp. 1008 Comment
  JEPS90381  Lepidium latifolium Dean W. Taylor 1992-5-28 12685 Shasta Big Lake Modoc Plateau, Fall River Valley (on far eastern shore) 1005 Comment
  HSC6826  Lepidium nitidum John L. Heywood, D. H. Norris 1968-3-30 1822 Shasta 5 mi. E of Trinity Co. line, Hwy. 299 Comment
  RSA260170  Lepidium perfoliatum C. L. Hitchcock 1940-5-24 6560 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  HSC17091  Leptosiphon bolanderi C. L. Hitchcock 1940-5-23 6524 Shasta 0.5 mi. above Burney Falls Comment
  CHSC66338  Leptosiphon harknessii V. H. Oswald; Lowell Ahart, Robin Ondricek-Fallscheer 1996-7-1 7918 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
  UC726837  Leptosiphon latisectus A. A. Heller 1918-5-12 13020 Shasta Fish Hatchery on the McCloud River McCloud River Comment
  CAS-BOT-BC421420  Leptosiphon parviflorus Julie Kierstead Nelson; Martin Lenz 2014-4-15 2014 -008 Shasta Hirz Mountain road, off Gilman Road, east of I-5, north of Shasta Lake. 670 Comment
  UC1036187  Lesquerella occidentalis subsp. occidentalis George W. Gillett 1953-8-6 324 Shasta slopes Chaos Crags Crater (Lassen Volcanic National Park); , slopes of Chaos Crags Crater 2057 Comment
  HSC101861  Lessingia nemaclada J. P. Smith, J. O. Sawyer, R. J. Cole 2011-7-23 13385 Shasta Along East County Line Road 1151 Comment
  JEPS11903  Lessingia nemaclada Rimo Bacigalupi with C. L. Custer and G. T. Robbins 1954-8-13 4804 Shasta 6.5 mi n Lamoine (along U.S. Highway 99); Sacramento River Canyon 487 Comment
  CAS-BOT-BC94817  Lessingia nemaclada R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-6-20 885 Shasta Castle Crags S.P., along Castle Creek Rd., 1.5 mi. from I-5 exit. NE side of road across from old red barn 655 Comment
  RSA42026  Lessingia nemaclada H. C. Cantelow 1936-8-22 1572 Shasta French Gulch Comment
  OBI63032  Leucanthemum maximum David J. Keil 2004-7-10 30307 Shasta Along California Route 44 east of Old Station. Lassen National Forest. Vicinity of 40 deg. 42.181'N x 121 deg. 23.857'W 1455 Comment
  CDA13029  Leucocrinum montanum G. F. Hrusa, T. D. Wilfred 1996-6-1 12959 Shasta Lassen National Forest; Along USFS S16 approx. 1 mile N of Hwy 44 intersection. 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
  CAS-BOT-BC444191  Lewisia nevadensis Ella Dales Cantelow 1939-6-10 2580 Shasta 28 mi. s.e. of McCloud, Dick's Meadow Comment
  SEINET188121 Image available Leymus cinereus C. L. Hitchcock 1940-5-25 6582 Shasta Below Pit Dam Power Plant, 2 miles west of Fall River Mills 1340 Comment
  UC1037144  Leymus cinereus Leo Whitney 1935-6-25 3310 Shasta 13 mi n Lassen Peak; Lassen National Forest, Logan Mountain 1981 Comment
  CAS-BOT-BC123083  Lilium nevadense Alice Eastwood 1912-6-29 799 Shasta Goose Valley Comment
  CHSC6273  Lilium pardalinum subsp. pardalinum M. West 1946-6-23 Shasta Hat Creek. Eagle Lake. 1112 Comment
  JEPS121755  Limnanthes alba Julie Kierstead Nelson 2013-4-16 2013 -005 Shasta 5 mi. N of Shasta College, NE of Redding, in rural residential area, intersection of Portero and Paso Robles. Comment
  JEPS25410  Limnanthes alba Rimo Bacigalupi with G. T. Robbins 1959-4-21 7025 Shasta ditch along Ash Creek Rd 8.2 mi ne Balls Ferry Bridge (on Sacramento River) (near Scharsch's Ranch) 304 Comment
  UC1520456  Limnanthes alba subsp. versicolor Kermit Ritland May 1981 Shasta 1/4 mi s Round Mtn. town (off Hwy 299) 800 Comment
  JEPS88632  Limnanthes douglasii subsp. nivea Dean Wm. Taylor with Glenn L. Clifton and Rexford E. Palmer 1988-3-22 9434 Shasta Hwy 299 ca. 5.1 mi e Ingot (4.3 mi w of crossing of Salt Creek); Upper Upper Sacramento Valley, Bella Vista 7 1/2' quadrangle 304 Comment
  JEPS100973  Limnanthes floccosa subsp. bellingeriana Dean Wm. Taylor with Glenn L. Clifton 1991-6-12 11909 Shasta ca. 1 mile ne of Warner Grade Reservoir; Soldier Creek; Soldier Creek, in woods on west margin of large clay playa (Dry Lake) ca. 1 mile Northeast of Warner Grade Reservoir 1106 Comment
  UC1397281  Limnanthes floccosa subsp. bellingeriana R. Ornduff 1969-1 6911 b Shasta 4.5 mi sw Ingot (on Hwy 299 at 1000' sign) 304 Comment
  JEPS123394  Limnanthes floccosa subsp. floccosa Sarah Tona 2015-4-2 12 Shasta Donkey Mine, along the southern side of the mine 1.0 mile east of Little Cow Creek. Oak Run, 7.5' Q. Comment
  UC73455  Limnanthes floccosa subsp. floccosa Milo S. Baker June 1891 111 Shasta The Bench Fall River Valley Comment
  SD129684  Limnanthes floccosa subsp. floccosa Roy E. Buck, Dean Wm. Taylor 1987-6-2 587 Shasta Along road to Pit 5 Powerhouse, just east of minor saddle. 2040 Comment
  CDA20527  Limnobium laevigatum R. Leavitt 2005-5-23 PDR 1365193 Shasta Cascade Range; Island Drive Pond in Redding. 0 Comment
  SEINET10964638  Linanthus Mary Susan Taylor 1980-8-27 Taylor 3319 Shasta T36N R6W sw sec 34, Schell Mt quad. Shasta-Trinity Natl Forest, on N side of 35N68, ca. 1.6 mi W of its jct with Sanford Pass Rd, ca. 1 mi SW of Damna tion Peak. 1250 Comment
  CHSC33981  Linanthus pungens J. D. Prouty 1981-7-21 1264 Shasta Ca. 6.5 mi se of Fall River Mills. 1097 Comment
  SEINET7887737 Image available Linnaea borealis Unknown 1947-1 8024 Shasta 2.9 miles east of Hatchet Creek, Hatchet Mt. , on highway 299, Shashta County. Comment
  CAS-BOT-BC240381  Linnaea borealis subsp. longiflora Alice Eastwood 1912-6-29 876 Shasta Goose Valley Comment
  UC1553460  Linnaea borealis var. longiflora E. Dean 1988-7-13 132 Shasta 1.8 rd mi w where E Fork of Nelson Crk crosses road 37N02; E Fork of Nelson Creek Comment
  UCR206302  Linum bienne George K. Helmkamp, E. A. Helmkamp 2009-6-13 15002 Shasta Southern Cascade Range Foothills, Wilson Hill Road, 2.4 miles south of its junction with CA-44 in Shingletown 857 Comment
  JEPS45754  Linum lewisii subsp. lewisii Jos. Grinnell 1925-8-1 Shasta on trail to Mt. Lassen (Lassen Peak) (se Shasta County) 2590 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
  CHSC33846  Listera convallarioides J. D. Prouty 1981-8-3 1278 Shasta 1706 Comment
  HSC72314  Lithophragma campanulatum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9614 Shasta Zachary Gulch along Beegum Gorge Road 671 Comment
  CHSC96300  Lithophragma glabrum R. Fischer 2006-5-11 905 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plant collected along Spattercone Trail in an open rocky juniper woodland.. 1036 Comment
  HSC49046  Lithophragma heterophyllum Patricia Shesgreen 1978-5-14 97 Shasta 1.5 mi. off Hwy. 36, Basin Gulch Campground 861 Comment
  CAS-BOT-BC443347  Lithophragma parviflorum Tamara Gedik; Thom Heinz; Rebecca Siegle 1996-4-20 27 Shasta 0.4 miles from Hwy. 36 on Rt. A-16 to Redding 701 Comment
  CHSC68528  Lithospermum californicum Vernon H. Oswald 1997-4-16 8340 Shasta Cascade Range. Waters Gulch Trail at Shasta Lake. Along the lower section of Waters Gulch Trail. 335 Comment
  CHSC84074  Logfia gallica Lowell Ahart; John Dittes 2003-5-22 10191 Shasta Along 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
  UC672320  Logfia gallica H. L. Mason 1932-5-25 Shasta Hill above Redding 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
  CHSC93046  Lomatium bicolor var. leptocarpum R. Fischer 2005-5-23 455 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Growing outside of park along Rat Farm Road near the stockyard of the McArthur fairgrounds. 1010 Comment
  UC643304  Lomatium bicolor var. leptocarpum Alice Eastwood and John Thomas Howell 1940-6-11 7914 Shasta near Fall River Mills Comment
  UC1441333  Lomatium caruifolium var. denticulatum Bert G. Brehm 1968-4-6 2911 Shasta 7.3 mi W of Manton (on Rte. 9A) 487 Comment
  JEPS121435  Lomatium dasycarpum subsp. tomentosum Julie Kierstead Nelson 2013-4-11 2013 -003 Shasta Clear Creek Gorge southeast of overlook picnic area; ca 5 miles SW of Redding. Comment
  JEPS17051  Lomatium dasycarpum subsp. tomentosum J. W. Blankinship 1911-4-19 Shasta Anderson Comment
  UC642379  Lomatium dasycarpum subsp. tomentosum C. L. Hitch. 1940-5-20 6506 Shasta 25 mi. e. Redding Comment
  UCD149047  Lomatium dissectum var. dissectum Ellen Dean; L. Huiet, A. Smith, J. Smith and M. Lenz 2014-5-15 8209 Shasta South side of Lake Shasta. Pit River Arm. Along extension of Dry Creek Road (called Silverthorn Road) to the west of Jones Valley Resort. 386 Comment
  RSA565076  Lomatium dissectum var. dissectum D. W. Taylor, James R. Shevock 1993-5-1 13403 Shasta South end Gray Rocks, Squaw Creek watershed, Shasta Lake region 854 Comment
  HSC47435  Lomatium marginatum var. marginatum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9674 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  CDA12921  Lomatium nevadense var. nevadense G. F. Hrusa 1996-5-2 12863 Shasta Lassen National Forest; in along Hat Creek. approx. 1/2 m. S of Old Station Trailer Park along Hwy 44-89. Comment
  HSC72322  Lomatium utriculatum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9653 Shasta County Rd. A16, 4 mi. from its junction with Hwy. 36 732 Comment
  JEPS17546  Lomatium utriculatum J. W. Blankinship 1911-4-16 Shasta Redding Comment
  CHSC60345  Lonicera conjugialis Mary Ann Showers 1992-7-19 2717 Shasta Stream cut canyon through basalt on Hat Creek. 1889 Comment
  RSA99368  Lonicera conjugialis F. W. Peirson 1932-7-12 10223 Shasta Thousand-Lake Basin. Comment
  CHSC111625  Lotus Sue Pappalardo 1993-7-9 461 B Shasta Yolla Bolla Ranger District. Located in Regan Meadow, between and near the intersection of Forest Service roads 28N68 and 28N15. 1500 Comment
  HSC28505  Lotus corniculatus D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19104 Shasta Along Hwy. 44 about 2 mi. W of Shingletown. Comment
  UCD106721  Lotus corniculatus P. B. Kennedy 1926-6-1 s.n. Shasta 7 mi. from Anderson. Comment
  CDA36861  Lotus humistratus CDFA Staff 2000-5-9 s.n. Shasta Pit River. 0 Comment
  RSA60345  Lotus humistratus G. R. Campbell 1948-6-17 642 Shasta 1 mile W of Shingletown, on Hwy50 Comment
  POM260465  Lotus micranthus C. L. Hitchcock 1940-5-17 6446 Shasta 3 miles east of Redding 152 Comment
  UC1228163  Lotus nevadensis var. nevadensis Beecher Crampton 1960-6-16 5672 Shasta 1.5 mi n Fall River Mills (ne Shasta County) 1066 Comment
  UC864806  Lotus nevadensis var. nevadensis C. L. Hitchcock 1940-5-25 6586 Shasta 2 mi w Fall River Mills (below Pit Dam, Power Plant) 1341 Comment
  SEINET5558254  Lotus oblongifolius var. nevadensis H. S. Gentry 1962-1 19730 Shasta 5.5 mi. E of Rt. 99, along Rt. 199, near Reading. Comment
  CAS-BOT-BC105062  Lotus purshianus R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-6-20 886 Shasta Castle Crags State Park. Near intersection of Castle Creek Road and Castle Crags State Park Road. About 100 m E of park 624 Comment
  SEINET7040288  Lotus unifoliolatus var. unifoliolatus A. G. Vestal 1963-6-4 s.n. Shasta Bank of Churn Creek, south of Redding. Enterprise Quadrangle UTM Zone 10, 553777mE, 4487403mN. Comment
  CDA19784  Ludwigia peploides subsp. montevidensis Cobb 2001-9-1 PDR P 083204 Shasta Northern California; Co Station in the vicinity of Redding. 0 Comment
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Mar 10 2011
  SEINET10484218  Lupinus W. D. Stevens 1985-4-25 Stevens 23583 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  SEINET10484509  Lupinus adsurgens James P. Smith, John O. Sawyer; Thomas W. Nelson 1978-5-6 Smith, Jr. 9832 Shasta Deer lick springs road, about 2 miles from its junctoin with State route 36. Streamside in garry oak-pinderosa pine woodland 914 Comment
  HSC49125  Lupinus albifrons J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9668 Shasta County Rd. A16, 4 mi. from its junction with Hwy. 36 732 Comment
  UC144498  Lupinus albifrons A. A. Heller 1905-5-25 7849 Shasta near Redding; near Redding Comment
  HSC84316  Lupinus albifrons var. flumineus J. P. Smith, Thomas W. Nelson 1982-5-15 10425 Shasta Lewiston Turnpike along Sawpit Gulch, 1.2 mi. from its junction with Hwy. 299 579 Comment
  SBBG16525  Lupinus andersonii D. Myrick 1961-6-23 332 Shasta 0.5 mi down Hat Crk Rd from Hat Lake Comment
  UC2062863  Lupinus angustiflorus David B. Dunn 1971-8-15 18148 Shasta East side of Lassen Peak, south of 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
  CAS-BOT-BC208812  Lupinus argenteus var. heteranthus Charles Piper Smith 1947-6-13 47435 Shasta Highway 89, Hat Creek Ranger Station, 7.2 miles south Comment
  CAS-BOT-BC208813  Lupinus argenteus var. heteranthus Charles Piper Smith 1947-6-13 47434 g Shasta Highway 89, Old Station Post Office, 7.2 miles south. Comment
  CAS-BOT-BC208825  Lupinus argenteus var. heteranthus C. L. Hitchcock 1940-5-24 6534 Shasta On Hat Creek, ca 20 miles west of Fall River Mills. Comment
  CHSC88319  Lupinus argenteus var. heteranthus R. Fischer; J. Marr 2004-5-22 202 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located near Camp 7, just n. of Horr Pond. 1024 Comment
  UC54419  Lupinus argenteus var. heteranthus H. M. Hall and E. B. Babcock June, 1903 4242 Shasta Lava Beds Sierra Nevada Mountains, Lava Beds (ne Shasta County) 1219 Comment
  UC710960  Lupinus argenteus var. heteranthus C. L. Hitchcock 1940-5-23 6511 Shasta ca 1/4 mi s Burney Falls; s of Burney Falls Comment
  CAS-BOT-BC208809  Lupinus argenteus var. heteranthus W. W. Eggleston 1927-7-14 21497 Shasta 7 1/2 miles north of Bogard Station, Bogard Ranger Station, Lassen Forest 1500 Comment
  HSC48501  Lupinus bicolor J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9687 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  UC710951  Lupinus bicolor C. L. Hitchcock 1940-5-24 6571 Shasta ca 20 mi w Fall River Mills (on Hat Creek); , w of Fall River Mills Comment
  SEINET10937048  Lupinus bicolor subsp. tridentatus James P. Smith, John O. Sawyer; Thomas W. Nelson 1978-4-9 Smith, Jr. 9687 Shasta Shasta co. T29n, r9w, sec. 12. County road a16, 7 miles from its junction With state route 36. Oak-pine woodland. 671 Comment
  SEINET5736987 Image available Lupinus bicolor subsp. umbellatus J. Maze 1971-1 742 Shasta Near Oasis Road exit, Interstate 5, Shasta County. Comment
  RSA413496  Lupinus confertus Albert J. Perkins 1920-7-10 s.n. Shasta Perfection Meadows, near S. Fork San Joaquin River. Comment
  HSC49122  Lupinus densiflorus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9706 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  HSC81888  Lupinus densiflorus var. densiflorus C. Schwend, et. al. 1986-5-11 50 Shasta 18 mi. S of Ono, on Rd. A16 Comment
  UC1713300  Lupinus grayi J. G. Lemmon Shasta Downieville Buttes to Lassen's Peak; Downieville Buttes to Lassen's Peak Comment
  CHSC93304  Lupinus lepidus var. confertus R. Fischer 2005-7-14 546 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected off Rat Farm Road on the open sage meadow north of McArthur. 1014 Comment
  CHSC85459  Lupinus lepidus var. sellulus G. F. Hrusa; T. D. Wilfred 1996-7-22 13371 Shasta Northeast California. Lassen National Forest. Along USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. 1625 Comment
  UCD108579  Lupinus lepidus var. sellulus John Thomas Howell 1961-6-19 36547 Shasta Lassen Volcanic National Park. Anklin Meadows. 1874 Comment
  SEINET11071977 Image available Lupinus luteolus A. A. Heller 1905-6-3 Shasta Near Middle Creek Station Comment
  UCR138672  Lupinus microcarpus var. horizontalis M. Brooks, Julie Evens, H. Johnson 1997-4-27 35 Shasta Shasta-Trinity Co. line, Hwy 36, Beegum Gorge, south side of creek 416 Comment
  CHSC4564  Lupinus microcarpus var. microcarpus C. Glascock 1965-5-15 391 Shasta Roadside ca. 5 mi. w of Burney, on US 299. 1219 Comment
  UC725451  Lupinus nanus A. A. Heller 1940-5-1 15570 Shasta along US Hwy 99 a short distance w Redding Comment
  UCD109000  Lupinus nanus A. A. Heller 1917-4-21 12992 Shasta Clear Creek 7 miles south of Redding. Comment
  UCD109099  Lupinus nanus Carl B. Mankinen 1968-5-11 s.n. Shasta 6 miles west of Simmons Way on Placer Road to Igo, ca. 9 miles southwest of Redding. Comment
  CHSC63060  Lupinus nanus var. vallicola Vernon H. Oswald; Lowell Ahart 1994-4-27 6133 Shasta Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, ca. 1.38 mi clockwise from the trailhead. 335 Comment
  RSA32836  Lupinus obtusilobus A. A. Heller 1941-7-24 16252 Shasta Western end of Chaos Jumbles near Manzanita Lake, Lassen Volcanic National Park. Comment
  UC764773  Lupinus obtusilobus R. F. Hoover 1940-9-21 4610 Shasta se flank Lassen Peak; se flank of Lassen Peak Comment
  UC2062869  Lupinus onustus LeDoux, Dunn and Conrad 1973-6-4 1065 Shasta Collected 8.9 mi N of Shasta Dam exit, along I-5. Comment
  SEINET7040287 Image available Lupinus rivularis A. G. Vestal 1963-6-4 s.n. Shasta Bank of Churn Creek, south of Redding. Enterprise Quadrangle UTM Zone 10, 553777mE, 4487403mN. Comment
  RSA3791  Lupinus vallicola subsp. vallicola A. A. Heller 1926-4-24 13929 Shasta Just above Redding. Comment
  RSA414415  Lupinus vallicola subsp. vallicola Ed Wilson 1970-5-21 s.n. Shasta Along Gilman Road as it winds along the eastern slopes of Hirz Mtn, W of the McCloud River arm of Shasta Lake 366 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
  CAS-BOT-BC436697  Luzula comosa var. laxa Hans Leschke 1956-9-20 s.n. Shasta Lassen Volcanic National Park: Hat Lake 1965 Comment
  CHSC65440  Luzula divaricata Vernon H. Oswald 1991-8-16 4826 Shasta Lassen Volcanic Park. On the east shore of Emerald Lake. 2462 Comment
  JEPS67193  Luzula subcongesta W. L. Jepson 1929-9-28 15309 Shasta nw slope Manzanita Creek; nw slope Lassen Peak, head Manzanita Creek 2438 Comment
  JEPS104995  Lychnis coronaria Dean W. Taylor 1996-6-15 15670 Shasta Bear Gulch, along Highway 299 about 8 miles west of Round Mountain; Shasta- Trinity National Forests 426 Comment
  CHSC89659  Lythrum salicaria R. Fischer; J. Marr 2004-8-13 352 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located near camp 7 at water edge of Horr Pond. 1008 Comment
  SEINET3450905  Madia citriodora Lowell Ahart, John Dittes 2003-5-22 10197 Shasta Cottonwood, Cottonwood, about 11 air miles east/northeast, 4 air miles west/southwestof Darah Springs State Fish Hatchery, about 1 1/8 miles west of the barn, about 150 yards south of the Coleman Canal, east of the poor dirt road 250 Comment
  CAS-BOT-BC342664  Madia citriodora Katie Grenier; Bob Woolley; Sandy Denning 1986-5-11 050 Shasta 14 miles SW of Ono on Co. Rd. #A-16 Comment
  RSA768275  Madia elegans Justin M. Wood 2010-9-2 2527 Shasta Community of Round Mtn: 0.3 miles east of general store on Terry Mill Rd. 639 Comment
  UCR45842  Madia elegans 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-BC343971  Madia elegans Palmer Stockwell 1934-7-16 85 Shasta One mile west of Viola Comment
  HSC49250  Madia elegans J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9805 Shasta Along Beegum Gorge near Zachary Gulch Comment
  UC830837  Madia elegans Alice Eastwood 1912-7-25 1407 Shasta Pitt Comment
  CHSC65625  Madia elegans subsp. elegans L. P. Janeway 1995-7-3 4831 Shasta Along Road 35N46 2.6 mi north of Fenders Ferry Road (Rd 27); 1.2 mi south (straight) of Bluejay Mountain. 694 Comment
  POM209642  Madia elegans subsp. elegans Palmer Stockwell 1934-7-16 85 Shasta 1 mile west of Viola on the Red Bluff Comment
  CHSC118573  Madia exigua Lowell Ahart; John Dittes, Josephine Guardino 2017-6-15 21398 Shasta Along poor dirt road extending from end of Mackey's Cove Road to northeast shore of Fall River Lake, about 0.5 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. 1008 Comment
  CAS-BOT-BC334662  Madia glomerata Hans Leschke 1960-9-8 1804 Shasta Little Hot Springs Valley, Lassen Volcanic National Park 2225 Comment
  HSC84320  Madia gracilis J. P. Smith, Thomas W. Nelson 1982-5-15 10429 Shasta Lewiston Turnpike along Sawpit Gulch, 1.2 mi. from its junction with Hwy. 299 579 Comment
  SEINET3285079 Image available Madia gracilis George K. Helmkamp, E. A. Helmkamp 2009-6-10 14932 Shasta Southern Cascade Range; along CA-44, 1.2 miles west of Shingletown. 936 Comment
  UC830893  Madia gracilis Alice Eastwood Jun 29 1912-Jul 11 1912 890 Shasta Goose Valley Comment
  CAS-BOT-BC343415  Madia gracilis H. M. Hall; E. B. Babcock 1903-6-1 4019 Shasta Sierra Nevada Mountains. Slatonis [Slatonis is now Lamoine] 426 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
  UC1553464  Malacothamnus E. Dean with B. Williams 1988-6-11 28 Shasta s of highway 36 (on the way to Tedoc Mtn.) Comment
  CHSC30963  Malacothrix floccifera B. Williams 1979-6-6 222 Shasta Old rd above the creek at N. Fork Beegum Cr Cmpgr. Shasta-Trinity NF, Yolla Bolla RD. 944 Comment
  UCD20358  Malva neglecta Joe DiTomaso 2002-5-29 s.n. Shasta Shasta County, Fall River. Golf course. Comment
  UCD112375  Marah Christopher Mallek 2008-5-8 AC3- 7 Shasta Ash Creek. 876 Comment
  CHSC78074  Marah fabacea Terry Nelson 1998-4-18 240 -27 Shasta Near the convergence of Ash Creek into the Sacramento River s of Ash Creek and e of the Sacramento River. 134 Comment
  JEPS95295  Marah watsonii Vernon H. Oswald and L. Ahart 1994-5-12 6201 Shasta T35N R5W SW1/4 SW1/4 Sec. 28, 1160 ft, Yellow Pine Forest. Sugarloaf Creek Trail near the trailhead located on Lakeshore Dr. (35N08), on the W side of the Sacramento River Arm of Shasta Lake 353 Comment
  UCD107773  Medicago lupulina G. J. Young 1912-7-1 3 Shasta Sacramento River. Comment
  UC2046860  Melica bulbosa R. E. Brainerd with N. Otting, S. Wheelock, D. Lepley 2013-7-9 2175 Shasta Shasta County: Lassen National Forest; Forest Road 32N12; 2 air miles east of Badger Mountain; 31 air miles south of Fall River Mills. Comment
  CAS-BOT-BC269507  Melica californica A. A. Heller 1905-5-26 7857 Shasta Near Redding Comment
  HSC104153  Melica californica Dana York 2012-5-19 3110 Shasta Shasta-Trinity National Forest, W slope of North Gray Rocks, adjacent to the McCloud River Arm of Shasta Lake 933 Comment
  CAS-BOT-BC269506  Melica californica A. A. Heller 1905-5-26 7857 Shasta On hills about two miles west of and near Redding Comment
  RSA26994  Melica harfordii C. L. Hitchcock 1940-5-20 6474 Shasta 25 miles east of Redding. Comment
  CHSC55228  Mentha canadensis L. P. Janeway 1991-6-15 4036 Shasta Battle Creek Wildlife Area. Along north side of Battle Creek; ca 1 1/4 mi east of the Sacrmento River. 120 Comment
  RSA768307  Mentha pulegium Justin M. Wood 2010-9-1 2512 Shasta [Sacramento River:] City of Redding: Small pond open to the river on the west side of the river, +/- 0.5 miles upstream of Cypress Ave bridge. 143 Comment
  UCD117221  Mentzelia dispersa G. F. Hrusa; T. D. Wilfred 1996-6-11 13005 Shasta on west side of Highway 44, approximately 200 meters north of Big Spring. 1422 Comment
  CDA36640  Mentzelia dispersa T. C. Fuller 1963-7-15 10882 Shasta 4.7 miles east of Burney; S side of Hwy 299 to Fall River Mills. 0 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
  CHSC54533  Micranthes bryophora Vernon H. Oswald 1991-8-16 4827 Shasta Lassen Volcanic National Park. Southeast side of Lassen Hwy between Emerald Lake and the Picnic Area to the south. 2453 Comment
  LA83730  Micranthes odontoloma O. H. Kappler; 1949-7-27 Shasta Lassen National Park 2255 Comment
  CAS-BOT-BC429088  Micranthes odontoloma Hans Leschke 1958-8-16 1553 Shasta Lassen Volcanic National Park. Grassy Swales 1950 Comment
  CHSC60411  Micranthes tolmiei Mary Ann Showers 1992-6-28 2671 Shasta Lassen Volcanic National Park. North facing cirque between Pilot Pinnacle and Mt. Diller. 2560 Comment
  HSC23353  Micropus californicus var. californicus G. Strausbaugh 1970-6-21 115 Shasta Near summit of Buckhorn Bally ca. 4.5 mi. S from US Hwy. 299 W, 19.5 mi. E of Douglas City Comment
  UC831270  Micropus californicus var. californicus C. L. Hitchcock 1940-5-17 6458 Shasta 3 mi e Redding 152 Comment
  HSC48449  Micropus californicus var. californicus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9725 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  CHSC93300  Microseris nutans R. Fischer 2005-5-20 586 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected on the lower Spatter Cone Trail. 1036 Comment
  RSA726767  Microseris nutans R. Fischer 2006-5-14 1894 Shasta Ahjumawi Lave Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. 1030 Comment
  SJSU1540  Microsteris gracilis C. W. Sharsmith 1954-6-25 6215 Shasta Viola 1341 Comment
  SD42340  Mimetanthe pilosa Carl B. Wolf 1937-8-8 9078 Shasta Head of Sacramento Valley, 6 mi. N. Redding, bordering creekbed 244 Comment
  UCD112033  Mimulus bicolor Christopher Mallek 2008-1 s.n. Shasta Ash Creek. 876 Comment
  UC1736352  Mimulus breviflorus Dean W. Taylor 1988-5-3 9600 Shasta Yellow Slides, 2 miles directly E of Big Bend 1127 Comment
  RSA80081  Mimulus breweri F. W. Peirson 1932-7-13 10213 Shasta Thousand-Lake Basin 1951 Comment
  JEPS28795  Mimulus guttatus George W. Gillett 1957-8-20 1113 Shasta Brokeoff Meadows, in Apsen grove above cabins Lassen Volcanic National Park 1920 Comment
  UC1034021  Mimulus guttatus Francis W. Pennell 1940-7-20 26207 Shasta just above Burney Falls (Route 89) 914 Comment
  JEPS10472  Mimulus guttatus W. L. Jepson 1940-7-4 20132 Shasta swamp 2 mi below Montgomery Creek 640 Comment
  UCD122635  Mimulus guttatus Collector Unknown 1923-7-28 s.n. Shasta Mt. Lassen. Comment
  UC1738701  Mimulus jepsonii Dean W. Taylor 1987-6-4 8984 Shasta summit Mushroom Rock 1889 Comment
  UC1736642  Mimulus kelloggii Dean Wm. Taylor with Robert A. Price and Rexford E. Palmer 1988-6-1 9723 Shasta Pit River Canyon, Road to Pit No. 6 Dam between Cape Horn Creek and Short Creek 670 Comment
  HSC90176  Mimulus kelloggii Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 11 Shasta Basin Gulch Campground off Hwy. 36 899 Comment
  RSA565022  Mimulus kelloggii D. W. Taylor 1993-5-22 13455 Shasta Trinity Mountains, Sacramento River Canyon (ca. 3 airmiles W Lamoine), along Slate Creek, Forest Road 36N20. 838 Comment
  JEPS95530  Mimulus layneae Vernon H. Oswald and L. Ahart 1994-5-12 6200 Shasta T35N R5W NE1/4 SE1/4 Sec. 29, 1200 ft, Yellow Pine Forest. Sugarloaf Creek Trail ca. 0.3 mi NW of the trailhead located on Lakeshore Dr. (35N08), on the W side of the Sacramento River Arm of Shasta Lake 365 Comment
  UC1036163  Mimulus moniliformis George W. Gillett 1953-8-12 326 Shasta 1 mi below Kings Creek Falls; Lassen Volcanic National Park 1935 Comment
  JEPS28813  Mimulus nanus var. mephiticus George W. Gillett 1958-6-30 1158 Shasta saddle between the basalt peak ne and Chaos Crags; Lassen Volcanic National Park 2209 Comment
  RSA80107  Mimulus nanus var. mephiticus F. W. Peirson 1932-7-16 10309 Shasta Below old log cabin and along the road; Burney Spring. 1433 Comment
  HSC40175  Mimulus primuloides Thomas W. Nelson, Jane P. Nelson 1976-8-1 3128 Shasta Lassen Volcanic National Park; Kings Creek Meadow along N side of Lassen Peak Rd. Comment
  JEPS84880  Mimulus primuloides subsp. primuloides L. R. Heckard 1981-7-12 5148 A Shasta near Summit Lake Guard Station; Lassen Volcanic National Park 2011 Comment
  SEINET7075517  Mimulus tilingii A. G. Vestal 1955-5-14 s.n. Shasta Salt Creek at Project City. 4 miles north-northeast of Redding. 40? deg. 37' 55" North Latitude, -122? deg. 21' 22" West Longitude. UTM Zone 10, 554454mE, 4497883mN. (NAD 27). [Coordinate Datum: WGS84/NAD83]. Comment
  JEPS9329  Mimulus torreyi George W. Gillett 1953-7-9 265 Shasta ne Lassen Volcanic National Park (along State Highway 89, between park boundary and subway Cave 4.6 mi w Big Springs); Lassen National Forest 1584 Comment
  RSA420994  Mimulus torreyi Christopher Davidson 1973-5-26 2169 Shasta Ca. 15 mi W of Burney on St Hwy 299. 915 Comment
  JEPS10514  Mimulus tricolor C. F. Rose 1935-5-20 76 Shasta Redding Comment
  CAS-BOT-BC388871  Minuartia douglasii Ellsworth Bethel 1923-6-12 s.n. Shasta Montgomery Creek Comment
  JEPS95525  Minuartia douglasii Vernon H. Oswald and L. Ahart 1994-5-6 6172 Shasta T33N R3W SW1/4 Sec. 4, 1200 ft, Foothill Woodland. Clikapudi Trail on the Pit Arm of Shasta Lake, ca. 0.9 mi E of the trailhead at the Jones Valley Boat Ramp 365 Comment
  SEINET7042844  Minuartia douglasii 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
  JEPS90772  Moehringia macrophylla Dean W. Taylor 1993-4-30 13391 Shasta North Fork Hazel Creek 1.5 mi sw of Castella (Sacramento River Canyon, Hazel Creek drainage); Cascade Ranges, Sacramento River Canyon 853 Comment
  UC1051545  Moehringia macrophylla Helen K. Sharsmith 1953-6-25 4357 Shasta road to Peanut 3-3.5 mi beyond Wildwood (Trinity National Forest); Inner North Coast Ranges, Trinity National Forest 1188 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-BC376361  Monardella Greg de Nevers 2001-7-25 12624 Shasta Ahjumawi State Park. 914 Comment
  UC54597  Monardella odoratissima subsp. glauca H. M. Hall and E. B. Babcock June, 1903 4262 Shasta Near Bald Mt. south of Fall River Mills; Sierra Nevada Mountains 1158 Comment
  UC1553471  Monardella purpurea E. Dean 1988-7-13 126 Shasta West side of rd. 38N10 going north to Red Mtn. just north of jct. w/37N72Y (where power lines cross rd.); Pacific Crest Trail on west side of rd. traveling north. 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
  UC1736021  Montia chamissoi Dean W. Taylor 1992-5-28 12663 Shasta Clark Creek, near confluence with Deadman Creek 1463 Comment
  UCD101757  Montia linearis G. F. Hrusa 1992-5-3 10490 Shasta under powerlines to N of Big Bend. Comment
  CHSC31191  Montia parvifolia M. S. Taylor 1980-6-10 2822 Shasta W facing slope in ditch and embankment, on w side of Sims Flat Rd, ca. 1 mi s of Sims Flat Campground, ca. 7 mi s of Sweet Brier on I5. 914 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
  CAS-BOT-BC262611  Muhlenbergia andina George W. Gillett 1957-8-4 976 Shasta Lassen Volcanic National Park. West of Lily Pond near the museum in Manzanita Lake area 1783 Comment
  CAS-BOT-BC267032  Muhlenbergia filiformis Alice Eastwood 1922-10-15 11548 Shasta Near Sims Comment
  CAS-BOT-BC267033  Muhlenbergia filiformis Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley Comment
  UC1543804  Muhlenbergia filiformis Harold and Virginia Bailey 1948-8-27 2894 b Shasta Badger Flat Lassen Volcanic National Park 1920 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
  CAS-BOT-BC260505  Muhlenbergia filiformis Hans Leschke 1959-8-7 1618 Shasta Lassen Volcanic National Park. Manzanita Creek 2118 Comment
  LA9654  Muhlenbergia jonesii J. R. Swallen; 1939-7-21 13721 Shasta Mount Shasta, along the Wagon Camp-Bear Springs road below Wagon Camp Comment
  CAS-BOT-BC275157  Muhlenbergia richardsonis John Thomas Howell 1960-8-22 36404 Shasta Dersch Meadows 1981 Comment
  UCD87117  Muhlenbergia rigens R. Tofsrud 1948-10-1 s.n. Shasta Salt Creek between Bella Vista and Ingot, Hwy 299. Comment
  UCR206337  Myosotis laxa George K. Helmkamp, E. A. Helmkamp 2009-6-14 15024 B Shasta Southern Cascade Range, Water Leaf Lane (apparently very new, short spur), 0.2 mile south of CA-44 junction 1.2 miles west of Shingletown 992 Comment
  CHSC93328  Myosotis micrantha R. Fischer 2005-5-21 555 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected from main park road on the west shore, south end, of Big Lake. 1010 Comment
  CHSC112165  Myosotis scorpioides Dean Wm. Taylor 2013-9-6 21413 Shasta Hat Creek, along Highway 299 just east of the bridge over the creek. 853 Comment
  UC55258  Myriophyllum Milo S. Baker 1898-7-10 Shasta Creek Comment
  CAS-BOT-BC259767  Nassella cernua L. E. Smith 1915-5-1 s.n. Shasta Red Bluff Comment
  JEPS498  Nassella pulchra Blankinship 1911-5-11 Shasta Olinda Comment
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Nov 8 2006
  UC501641  Navarretia divaricata Frank W. Peirson 1932-7-9 10289 Shasta Burney Spring 1432 Comment
  UC856859  Navarretia divaricata Alice Eastwood Jun 29 1912-Jul 11 1912 790 Shasta Goose Valley Comment
  CAS-BOT-BC230312  Navarretia heterandra Alice Eastwood; John Thomas Howell 1940-6-11 79 ?? Shasta Near Fall River Mills Comment
  SD180580  Navarretia intertexta Beecher Crampton 1954-7-9 2199 Shasta 1.8 miles west of Burney, along US highway 299, along road 914 Comment
  JEPS128767  Navarretia intertexta subsp. intertexta Lowell Ahart, John Dittes, Josephine Guardino 2017-6-15 21394 Shasta Seasonal swale passing northward into northeast end of Fall River Lake, 740 feet northwest from end of Mackey's Cove Road, about 0.6 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. Comment
  UC1228176  Navarretia intertexta subsp. propinqua Beecher Crampton 1960-6-16 5657 Shasta Glenburn, ne Shasta County Glenburn Comment
  RSA67205  Navarretia leptalea Verne Grant, Alva Grant 1947-7-13 8020 Shasta Shasta County: Sunny granitic slope 1 miles W of Hatchet Creek summit, Hatchet Mtn on Hwy 299 Comment
  UC880055  Navarretia leptalea subsp. leptalea Alice Eastwood 894 Shasta Goose Valley Comment
  SEINET3860196  Navarretia leucocephala Leigh A. Johnson, Susannah J. Fulton 2010-1 10 -008 Shasta On private ranch, in plains along Stagecoach Road (extention of Oak Hill Road off of French Creek road). Access gained via folks from the Shasta Land Trust.; 0 210 Comment
  UCD32747  Navarretia modocensis Beecher Crampton 1954-7-9 2200 Shasta Shasta County, 1.8 miles west of Burney, along US highway 299. 914 Comment
  UCD39796  Navarretia pubescens Walter. R Spiver 1955-6-1 21 Shasta 10 miles NE of Redding. Comment
  UC1094738  Navarretia tagetina Francia Chisaki 1956-5-19 718 Shasta 5.1 mi sw Belle Vista (on Highway 299) Comment
  JEPS100698  Navarretia viscidula Dean W. Taylor 1993-5-23 13489 Shasta Battle Creek ca. 1 mile W of Darrah Springs Fish Hatchery; below stone wall at west end Coleman Canal siphon 274 Comment
  RSA0089759  Nemacladus capillaris Dean Wm. Taylor 2014-6-11 21486 Shasta 4 miles SW of Viola, via Rock Creek Road ca. 3 road miles SW of Highway 44. 1249 Comment
  RSA32578  Nemacladus capillaris Doris K. Kildale 1927-7-4 3955 Shasta Summit of Eureka-Red Bluff road at Shasta-Trinity boundary. Comment
  HSC48527  Nemophila heterophylla Mark Flippo 1978-5-13 56 Shasta Trinity National Forest, Basin Gulch Campground Comment
  HSC48498  Nemophila pedunculata J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9683 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  UC52236  Nemophila pedunculata H. M. Hall and E. B. Babcock 1903-6-24 4266 Shasta Hat Creek Comment
  CHSC61104  Nemophila spatulata Vernon H. Oswald 1993-7-12 5679 Shasta Lassen Volcanic National Park. Common in patches of wet cindery volcanic ash soil in the meadow at Badger Flat on the N edge of the park. 1914 Comment
  CHSC89662  Nepeta cataria R. Fischer; J. Marr 2004-8-14 349 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located near camp 7. On mdw between Hor Pond and camp 7. Another population obs. near Ja-She camps and Ya-She pond. 1010 Comment
  JEPS111044  Neviusia cliftonii J. K. Nelson with Len Lindstrand III 2004-9-1 2004 -105 Shasta Shoreline north of Blue Ridge, Pit River Arm, Shasta Lake; ca 20 miles NE of Redding 326 Comment
  JEPS88678  Neviusia cliftonii Dean W. Taylor 1992-5-19 12584 Shasta 7.4 road mi w of Round Mountain Post Office (along Hwy 299 2.5 mi e of junction with Oak Run Road, Cedar Creek drainage); Klamath Region, Cedar Creek drainage 441 Comment
  RSA621170  Neviusia cliftonii James R. Shevock, Barbara Ertter 1993-5-1 12201 Shasta Squaw Creek along forest Hwy 27, at bridge crossing near Forest Service station, Shasta-Trinity National Forest. 366 Comment
  RSA758875  Neviusia cliftonii James R. Shevock, Barbara Ertter 1993-5-1 12202 Shasta Jennings Creek, along forest hwy 27, at bridge crossing near Forest Service station, Shasta-Trinity National Forest. 366 Comment
  SEINET1910364  Neviusia cliftonii James R. Shevock, Barbara Ertter 1992-1 12197 Shasta Along Shasta-Trinity NF Rd 27, 0.6 mi. N of Squaw Creek Ranger Station, NW of Shasta Lake (24.4 mi. from hwy 299 & ca. 25 air mi NNE of Redding. 366 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
  SJSU533  Nuphar polysepala G. Witherspoon 1940-6-27 Shasta pond near Reflection L, Lassen Volcanic National Park 1828 Comment
  RSA275396  Odontostomum hartwegii Smith 1973-5-6 6547 Shasta Oak Bottom Campground in Whiskeytown Recreation Area. 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
  UC144299  Odontostomum hartwegii A. A. Heller 1905-5-24 7846 Shasta Redding Comment
  UCD112251  Odontostomum hartwegii Christopher Mallek 2008-5-8 AC3- 10 Shasta Ash Creek. 876 Comment
  HSC49231  Odontostomum hartwegii J. O. Sawyer 1977-4-10 2835 Shasta Along Hwy. 299, 1.0 mi. W of Carr Powerhouse Rd. Comment
  SEINET8408408  Odontostomum hartwegii F. Callahan 1995-7-25 Shasta east of Oasis I-5 exit as indicated by red dot. on PROJECT CITY, CA Quad 7.5 1969. Comment
  CAS-BOT-BC140344  Oemleria cerasiformis L. E. Smith 1913-3-11 6 Shasta Redding Comment
  UCD134670  Onopordum acanthium Dan Marcum 1978-7-10 s.n. Shasta exact location unknown. Comment
  UC1313022  Onopordum acanthium subsp. acanthium W. A. Harvey 1964-6-23 Shasta behind Bank of America; Fall River Mills, US highway 299 Comment
  CHSC29840  Orcuttia tenuis K. R. Stern 1980-6-16 6664 Shasta Vernal pool on property of Northern California Bible Institute, Redding. Comment
  CHSC34093  Orcuttia tenuis J. D. Prouty 1981-7-19 1241 Shasta Vernal pool W of Redding airport. 152 Comment
  JEPS84146  Orcuttia tenuis R. D. Stone and J. M. Erzinger 1986-7-18 758 Shasta 0.4 mi w Tule Lake (about 1 mi e of Cow Creek and 1 mi w of Millville Plains Road, northern of two large vernal pools); Central Valley, Millville Plains 149 Comment
  OBI22046  Orcuttia tenuis Robert F. Hoover 1968-1 Shasta 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
  UCD37445  Orcuttia tenuis Beecher Crampton 1960-6-15 5625 Shasta Shasta County, 4.4 miles north of Anderson, at southwest corner of Redding Municipal Airport. Comment
  UCD88267  Orcuttia tenuis Beecher Crampton 1958-8-12 s.n. Shasta vicinity of the Redding Municipal Airport, north of Anderson. Comment
  UCD88270  Orcuttia tenuis Beecher Crampton 1958-8-13 5084 Shasta north end of Goose Valley, 9 miles, by road, north of Burney. 1066 Comment
  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
  UCD150823  Orcuttia tenuis Beecher Crampton Date Unknown s.n. Shasta California, Shasta County, east of Redding. Found with Beecher Crampton unprocessed specimens and labeled in 2014. Plant was pressed in a Sacramento Bee newspaper published in 1965 and so does not correspond to other Crampton collections. These plants were probably part of one of his earlier collections of the species and separated into the 1965 newspaper at a later date. Comment
  UC1326250  Oreostemma alpigenum var. andersonii Milo S. Baker 1947-8-12 11961 Shasta King Cr., Hwy 89 Mt. Lassen Nat. Park, King Cr. 2286 Comment
  HSC90037  Orobanche fasciculata Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 15 Shasta Hwy. 36, 1 mi. W of Shasta/Tehama County line. 579 Comment
  RSA0059175  Orobanche fasciculata S. Ganley 1971-5-29 640 Shasta Whiskeytown Lake; Hwy 299. 457 Comment
  JEPS3661  Orthocarpus cuspidatus subsp. cryptanthus George Gillett 1953-8-9 Shasta Lassen Volcanic National Park Comment
  RSA80327  Orthocarpus imbricatus F. W. Peirson 1932-7-11 10215 Shasta Thousand Lake Basin. The interlake region. 1951 Comment
  RSA430438  Osmorhiza berteroi Lyman Benson 1930-7-18 2210 Shasta E. of Round Mountain, Hatchet Creek; Mt. Range: N. Sierra Nevada. 1220 Comment
  CAS-BOT-BC413167  Oxyria digyna Hans Leschke 1957-9-10 1526 Shasta Lassen Volcanic National Park. Lassen Peak trail 3048 Comment
  UC1777710  Packera eurycephala var. eurycephala Vernal Pool Team 2001, Carol Witham and Jennifer Buck 2001-5-9 191 Shasta from intersection of Hwy 299, take Day Rd. 6 mi. west on fire roads, Day road site, pool # DAY002 Comment
  UC53871  Packera eurycephala var. eurycephala H. M. Hall and E. B. Babcock June 1903 4232 Shasta Lava Beds, ne Shasta County Sierra Nevada Mountains 1219 Comment
  UC831737  Packera eurycephala var. eurycephala C. L. Hitchcock 1940-5-27 6635 Shasta near McArthur Comment
  UC223994  Packera eurycephala var. eurycephala H. E. Brown May 15 1897-May 28 1897 234 1/2 Shasta near Pit River Ferry; Pit River 213 Comment
  RSA85312  Paeonia brownii F. W. Peirson 1932-7-16 10312 Shasta Burney Spring. 1433 Comment
  POM260179  Panicum acuminatum var. acuminatum C. L. Hitchcock 1940-5-23 6528 Shasta 1/2 mile above Burney Falls Comment
  UCD88197  Panicum acuminatum var. fasciculatum A. A. Beetle 1946-5-19 4356 Shasta 18 mi. South of Dunsmuir. Gravelly bank of Sacramento River, junction of Boulder Creek and Sacramento River. Comment
  UCD88520  Panicum acuminatum var. fasciculatum Beecher Crampton 1964-8-27 7193 Shasta 1/4 mile east of old hotel at Castle Crag. Comment
  UCD88526  Panicum acuminatum var. fasciculatum Beecher Crampton 1964-8-27 7198 Shasta 1.9 miles north of Gibson on US Hwy. 99. 426 Comment
  UCD89952  Panicum acuminatum var. thermale Beecher Crampton 1964-8-26 7169 Shasta Lassen National Park, head of Little Hot Springs Valley, slopes below Pilot Pinnacle. 2468 Comment
  UCD37062  Panicum capillare Beecher Crampton 1956-8-20 3779 Shasta Shasta County, Cattle Crag, along Southern Pacific Railroad. 640 Comment
  UCD37071  Panicum capillare Beecher Crampton 1956-8-20 3793 Shasta Shasta County, Cattle Crag, at junction of Dome Creek and Sacramento River. Comment
  UCD89788  Panicum capillare subsp. hillmanii Beecher Crampton 1969-6-18 8459 Shasta Pollard Flat, ca. 13 miles south of Castella, Interstate Hwy. 5 north. Comment
  CAS-BOT-BC7041  Panicum lanuginosum Albert Spear [Jennings] Hitchcock 1910-8-3 136 Shasta Castle Crag Comment
  UC1131622  Panicum oligosanthes var. scribnerianum C. J. Kraebel 1934-5-5 11 Shasta Mouth of Squaw Creek; Redding Quadrangle Comment
  UCD37057  Panicum oligosanthes var. scribnerianum Beecher Crampton 1956-8-20 3770 Shasta Cattle Crag, along Southern Pacific Railroad. 640 Comment
  UCD89762  Panicum oligosanthes var. scribnerianum Beecher Crampton 1964-8-26 7190 Shasta Castle Crag. Comment
  UCD89764  Panicum oligosanthes var. scribnerianum Beecher Crampton 1964-8-27 7195 Shasta 1/4 mile E of the old hotel at Castle Crag. Comment
  UCD89765  Panicum oligosanthes var. scribnerianum Beecher Crampton 1969-6-19 8481 Shasta Castle Crag RR siding, ca. 3 miles S of Dunsmuir, Comment
  SEINET10934137  Panicum thermale Patricia L. Kenney 1973-6-4 Kenney 398 Shasta Pollard Flat Campground in Klamath National Forest off I-5, 21.6 mi S of Dunsmuir. 457 Comment
  CHSC86259  Parnassia cirrata Martin J. Lenz 2003-9-11 38 Shasta Approx. 3.7 air mi. WNW of Sims Fire Sta., near Roseburg Resources. Co. 160G road, approx. 2000 ft. north of North Fork of Shotgun Cr. UTM: Zone 10 547986N 4547788W. 1412 Comment
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May 8 2007
  CAS-BOT-BC175541  Parnassia palustris Hans Leschke 1954-9-21 s.n. Shasta Horsetrail near Kings Creek Falls 2072 Comment
  CHSC55312  Paspalum dilatatum L. P. Janeway 1991-6-15 4032 Shasta Battle Creek Wildlife Area. Along north side of Battle Creek; ca 1 1/2 mi east of the Sacramento River. 120 Comment
  JEPS83154  Paspalum dilatatum Virginia E. Long 1931-5-22 77 a Shasta ca. 3 mi. w. of Pacific hwy. between Anderson and Redding (level plateau at top of mts. n. of Olinda, Happy Valley); Happy Valley Comment
  CAS-BOT-BC259686  Paspalum dilatatum Virginia E. Long 1931-5-22 77 a Shasta Happy Valley, NW of Anderson 304 Comment
  UCD88898  Paspalum distichum A. A. Beetle 1944-8-14 3068 Shasta near Round Mt., in Pitt River. Comment
  CAS-BOT-BC202828  Paxistima myrsinites Alice Eastwood 1912-6-29 872 Shasta Goose Valley Comment
  UC1543860  Pedicularis attollens Harold and Virginia Bailey 1948-8-25 2995 Shasta Summit Lake; Lassen Volcanic National Park 2040 Comment
  RSA80836  Pedicularis semibarbata F. W. Peirson 1932-7-10 10216 Shasta Interlake region, Thousand-Lake Basin. 1951 Comment
  UC62500  Pellaea andromedifolia Baker and Nutting 1894-5-21 Shasta Oak Run Oak Run Comment
  CHSC66313  Pellaea brachyptera V. H. Oswald; Lowell Ahart, Robin Ondricek-Fallscheer 1996-7-1 7914 Shasta Harrison Gulch Rd. 3.7 mi (odometer) N of Hwy. 36, W of Platina. 1066 Comment
  JEPS88090  Pellaea brachyptera V. H. Oswald, Lowell Ahart, and Robin Ondricek-Fallsheer 1996-7-1 7914 Shasta w of Platina (Harrison Gulch Rd 3.7 mi (odometer) n of Hwy 36); High North Coast Ranges 1066 Comment
  UC1731470  Pellaea brachyptera Dean W. Taylor 1993-6-14 13591 Shasta ca. 3 air mi. e. Sims Flat (headwaters N. Fork Salt Creek); Cascade Ranges (CoRH), Sacramento R. canyon, N. Fork Salt Cr 853 Comment
  SD82186  Pellaea brachyptera H. H. Tracy 1913-8-23 Shasta Castella bank of Castella Creek [whatever that means] 915 Comment
  CAS-BOT-BC67578  Pellaea mucronata Alice Eastwood s.n. Shasta Kennet Comment
  CAS-BOT-BC258801  Pennisetum clandestinum J. R. Keck 1965-11-22 s.n. Shasta Redding Comment
  JEPS85817  Penstemon azureus Roy E. Buck 1989-10-4 1417 Shasta ca 0.1 air km nw Potem Falls (Canyon of Potem Creek, bank on e side of Road 27 (road from Fenders Flat up Potem Creek), 9 air km w of Montgomery Creek (town)); Canyon of Potem Creek, nw of Potem Falls 396 Comment
  CHSC66346  Penstemon azureus var. azureus V. H. Oswald; Lowell Ahart, Robin Ondricek-Fallscheer 1996-7-1 7924 Shasta Deer Lick Knob Rd. (Forest Route 1) 8.2 mi (odometer) N of Hwy. 36 (via Harrison Gulch Rd.), NW of Plantina. 1371 Comment
  JEPS11245  Penstemon azureus var. azureus J. W. Blankinship 1911-5-30 75 Shasta Stillwater Creek Comment
  RSA166008  Penstemon deustus subsp. heterander Donald Myrick 1961-6-24 362 Shasta On Hwy 299 about 1 mile east of its intersection with Hwy 89. 1372 Comment
  JEPS11234  Penstemon deustus var. deustus Victor K. Chestnut and Elmer Drew 1891-1 Shasta Lassen Peak Comment
  UCD124098  Penstemon deustus var. pedicellatus G. F. Hrusa; T. D. Wilfred 1996-6-10 12978 Shasta Lassen National Forest, west side of Hwy 44 approximately 200 meters north of Big Spring. 1422 Comment
  JEPS57388  Penstemon filiformis L. R. Heckard and T. I. Chuang 1968-7-2 1960 Shasta 2 1/2 mi n of La Moine (about 1 mi n of Pollard Flat, w side of Sacramento River); Sacramento River 426 Comment
  UCD124103  Penstemon filiformis Craig P. Martz 1981-7-24 10 Shasta Forest Service Pine Plantation, ca. 0.8 mile above locked gate at Baker Ranch, west side of Sacramento River Canyon. Comment
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Aug 10 2015
  NY600707  Penstemon gracilentus C. B. Wolf 1941-7-24 11065 Shasta 2.8 miles north of north entrance to Lassen National Park along California highway 89 to Burney. 1524.0 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
  CHSC1868  Penstemon neotericus M. Underhill 1952-8-1 Shasta 2133 Comment
  UC1034014  Penstemon neotericus Francis W. Pennell 1940-7-21 26218 Shasta Route 89 toward Lost Creek (Noble's Pass, Lassen National Park); Lassen National Park, Noble's Pass Comment
  UC1036301  Penstemon neotericus George W. Gillett 1952-8-4 147 Shasta on trail to Chaos Crags Lake 2 mi from Manzanita Lake (Lassen Volcanic National Park); , trail to Chaos Crags Lake 2011 Comment
  UC1544796  Penstemon neotericus Almut G. Jones 1986-8-25 7266 Shasta Hat Creek area near Old Honn Homestead (near creek in pasture land along Hwy 89); Hat Creek area near Old Honn Homestead 1400 Comment
  UC887184  Penstemon neotericus Alice Eastwood Jun 29 1912-Jul 11 1912 499 Shasta Goose Valley Comment
  RSA646269  Penstemon newberryi James Buel 1957-8-8 214 Shasta Juniper Lake area, Lassen Nat'l Park. Chrystal Lake. Comment
  POM44111  Penstemon newberryi subsp. newberryi Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  CAS-BOT-BC239302  Penstemon newberryi var. berryi Mrs. R. M. Austin; Mrs. Bruce 1897-7-1 1242 Shasta Lassen Peak Comment
  CAS-BOT-BC239303  Penstemon newberryi var. berryi Mrs. C. C. Bruce 1898-7-1 1242 Shasta Mt. Lassen Comment
  CAS-BOT-BC239311  Penstemon newberryi var. berryi A. H. Kramer 1929-1-1 s.n. Shasta Prospect Peak Comment
  CAS-BOT-BC239319  Penstemon newberryi var. berryi George W. Gillett 1957-7-11 723 Shasta Lassen Volcanic National Park. On Chaos Crags, above Crater Lake 2072 Comment
  JEPS101484  Penstemon newberryi var. newberryi Dean Wm. Taylor and Ingrid Olmsted 1974-7-13 4090 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak, 2560 Comment
  UC1036252  Penstemon newberryi var. newberryi George W. Gillett 1952-7-15 76 Shasta lower Twin Lake, S side Lassen Volcanic Naional Park 2011 Comment
  NY629997  Penstemon parvulus F. W. Pennell 1940-7-19 26192 Shasta Along Shotgun Creek, north of Lamoine 548.6 Comment
  CHSC31038  Penstemon rupicola M. S. Taylor; J. Prouty 1980-6-25 2968 Shasta Grizzly Peak and western ridge. Ca. 5 mi due e of Lake McCloud. 1889 Comment
  CDA13067  Penstemon speciosus G. F. Hrusa, T. D. Wilfred 1996-6-1 12996 Shasta Lassen National Forest; NW side of Hwy 44 1 m. SW of USFS N12 to Twin Bridges. Comment
  OBI76958  Penstemon speciosus Anthony Baniaga 2011-7-7 426 Shasta Lassen Natl Forest. About a 1/2 mi SW of Signal Butte. Swains Hole quad. T32N R6E sec 7 SE of SW 1640 Comment
  CHSC4035  Pentagramma triangularis Sadie Gualtieri 1967-3-26 Shasta Highway 44 to Lassen Park, at Bear Creek, 15 miles out of Redding, E.; on N. slope, W end of bridge. Comment
  HSC49115  Pentagramma triangularis J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9713 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  UC1039694  Perideridia bolanderi subsp. bolanderi L. Constance, R. Bacigalupi, and M. Hiroe 1956-6-8 3625 Shasta US Hwy 99 1.1 mi s Boulder Creek Crossing 152 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
  UC1543731  Perideridia parishii subsp. latifolia Harold and Virginia Bailey 1948-8-25 2985 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  CHSC9249  Petrorhagia dubia G. Strausbaugh 1970-4-26 53 Shasta NW side of Whiskeytown Hwy. beside culvert where Whiskey Creek inlets lake. 370 Comment
  CDA35526  Petrorhagia velutina J. R. Keck Jr. 1978-4-19 PDR# 330060 Shasta Jones Valley. 0 Comment
  RSA428232  Phacelia distans Diane Reed 1978-5-13 105 Shasta Chanchuella Peak Quad, Beegum Gorge Road (Forest Service Road 1S02). 976 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
  SEINET3091830 Image available Phacelia heterophylla C. W. Sharsmith 1954-6-23 6194 Shasta Ca. 18 miles south of Burney Falls of Pit River. Comment
  JEPS47380  Phacelia heterophylla subsp. virgata L. R. Heckard and Robert Ornduff 1966-4-28 1484 Shasta s-facing cliffs just n highway 299 (about 3 mi w of Ingot, 8 mi e of Bella Vista) Comment
  SJSU1538  Phacelia heterophylla subsp. virgata C. W. Sharsmith 1954-6-23 6194 Shasta 18 mi S of Burney Falls of Pit R Comment
  CDA13055  Phacelia heterophylla var. virgata G. F. Hrusa, T. D. Wilfred 1996-6-11 13003 Shasta Lassen National Forest; W side of Hwy 44 approx. 200 meters N of Big Spring. Comment
  UC1051797  Phacelia mutabilis L. R. Heckard 1952-6-17 299 Shasta along Castella-Carrville rd about 3.5 mi e Trinity County line 1249 Comment
  UC575028  Phacelia mutabilis C. Epling and Wm. Robison 1935-7-17 Shasta near Lava Tube; Lassen Park Comment
  UC455958  Phacelia mutabilis I. J. Condit 1911-7-15 Shasta McCloud Comment
  CAS-BOT-BC77391  Philadelphus lewisii G. B. Grant 1902-9-18 s.n. Shasta Redding 152 Comment
  CAS-BOT-BC77402  Philadelphus lewisii Alice Eastwood 1912-7-25 1417 Shasta Pitt to Baird Comment
  CAS-BOT-BC77403  Philadelphus lewisii Alice Eastwood 1912-6-27 652 Shasta Montgomery Creek 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
  JEPS69954  Phlox diffusa Chesnut and Drew circa 1890 Shasta Mt. Lassen Comment
  UCD118410  Phlox diffusa G. F. Hrusa; T. D. Wilfred 1996-6-11 13045 Shasta USFS S16 approx. 3.5 miles NW of intersection with Hwy 89-44, at intersection with USFS 32N16. Slopes above west side of Bunchgrass Valley. Lassen National Forest. 1615 Comment
  RSA83066  Phlox speciosa Verne Grant, Alva Grant 1947-05 7978 Shasta 20 miles N of Redding Comment
  CHSC68724  Phlox speciosa subsp. occidentalis Vernon H. Oswald 1997-5-20 8478 Shasta Big Cave-Popcorn Cave area in BLM Wilderness Study Area in lava beds south of Fall River Mills and 0.2 mi north of Bald Mtn. Rd., 3.6 mi east of Cassel-Fall River Rd. 1173 Comment
  CHSC9302  Phlox speciosa subsp. occidentalis G. Strausbaugh 1970-4-18 37 Shasta Cutbank on east side Kennedy Memorial Hwy. ca. .5 mi. past Whiskeytown Dam. 377 Comment
  JEPS117874  Phlox speciosa subsp. occidentalis Julie Kierstead Nelson 2006-6-17 2006 -31 Shasta Girard Lookout, 2 miles southwest of Castle Crags 1280 Comment
  UC1078817  Phoradendron densum Job Kuijt 1958-7-13 1520 Shasta ca. 2.2 mi. n. Subway Caves (n. of Lassen Park, along Hwy. 89) Comment
  UC1100406  Phragmites australis Malcolm A. Nobs and S. Galen Smith 1949-7-20 1042 Shasta e side Big Lake (ca 3 mi e of McArthur); e side of Big Lake Comment
  UCD117738  Phyllodoce breweri J. M. Tucker 1951-8-3 2215 Shasta About 1/4 mile east of Shadow Lake, Lassen Volcanic National Park. Comment
  JEPS90470  Physocarpus capitatus Dean W. Taylor 1992-5-19 12592 Shasta 0.5 mi. above Potem Falls (Potem Creek drainage, along creek); Shasta Lake Region, Potem Creek drainage 387 Comment
  JEPS112758  Phytolacca americana Dean W. Taylor 2001-10-10 17922 Shasta Anderson; between Riverside Avenue and the Sacramento River ca. 0.2 miles upstream from the Interstate 5 bridge 121 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
  JEPS48373  Picea breweriana W. G. Schulz 1937-10-5 Shasta Castle Crags 1889 Comment
  UC436288  Pinus albicaulis E. B. Copeland 1930-8-5 Shasta Mt. Lassen 3000 Comment
  UC1540400  Pinus contorta Calvin McMillan 1950-8-24 1562 Shasta road from Hat Creek to Lassen National Park Comment
  SEINET3154098  Pinus jeffreyi R. W. Spellenberg, M. Spellenberg 1972-8-14 2900 -B Shasta about 3 mi. E of junction of Hwy. 89 on Hwy. 44, at U.S.F.S. Rd. 33N56 Comment
  CHSC76  Pinus lambertiana K. McKenzie 1928-4-10 Shasta Hatchet Creek Mountain 1371 Comment
  JEPS46842  Pinus monticola George W. Gillett 1957-9-11 1133 Shasta near w slope Table Mountain; Lassen Volcanic National Park, Manzanita Lake Area, Chaos Ju 1798 Comment
  NY61958  Pinus monticola W. W. Eggleston 1911-8-2 7486 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
  JEPS46863  Pinus ponderosa J. C. Stanley 1918-10-13 Shasta McArthur Comment
  SEINET5462102 Image available Pinus sabiniana M. L. Branson 1969-8-1 Shasta W of Redding. Comment
  SBBG100048  Plagiobothrys canescens W. S. Lennon 1981-4-3 Shasta Millville Plains Rd, 0.8 mi S of Hwy 44, Millville Comment
  SEINET3084136 Image available Plagiobothrys canescens Walter Seavey 1983-5-13 Shasta Millville, Millville Plains Road, 2.6 miles SW of HIghway 44 Comment
  SEINET3084140 Image available Plagiobothrys canescens Walter Seavey 1983-4-14 Shasta Millville, Millville Plains Road,1 mile south of HIghway 44. Comment
  SEINET3084141 Image available Plagiobothrys canescens Walter Seavey Lennon 1983-4-10 sn Shasta Millville Plains road, 0.6 miles south of highway 44, Millville. Comment
  UCR71402  Plagiobothrys canescens Walter S. Lennon 1980-4-14 s.n. Shasta Northern California, Millville, Millville Plains Rd., 0.6 mi south of Hwy 44 Comment
  RSA128387  Plagiobothrys glyptocarpus Robert F. Hoover 1942-5-20 5876 Shasta Shasta County: 7 miles E of Redding Comment
  UC766404  Plagiobothrys glyptocarpus R. F. Hoover 1940-5-20 5876 Shasta 7 mi e Redding Comment
  UC767525  Plagiobothrys greenei R. F. Hoover 1937-5-19 2269 Shasta 4 mi e Redding Comment
  CDA13552  Plagiobothrys hispidulus G. F. Hrusa, T. D. Wilfred 1996-7-22 13378 Shasta Lassen National Forest; USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  CHSC118556  Plagiobothrys leptocladus Lowell Ahart; John Dittes, Josephine Guardino 2017-6-15 21403 A Shasta Bottom of the seasonal swale passing northward into northeast end of Fall River Lake, 740 feet northwest from end of Mackey's Cove Road, about 0.6 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. 1008 Comment
  CHSC3932  Plagiobothrys nothofulvus Sadie Gualtieri 1967-3-10 Shasta Collected: Hiway 44 out of Redding, S. at Deschutes Rd., 2 or so miles to Belmont Drive to end of st. on N. side st. Comment
  HSC49774  Plagiobothrys nothofulvus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9838 Shasta Deer Lick Springs Rd., 3.4 mi. from its junction with Hwy. 36 1098 Comment
  RSA80218  Plagiobothrys scouleri var. hispidulus F. W. Peirson 1932-7-9 10290 Shasta Below Burney Spring. 1433 Comment
  JEPS118663  Plagiobothrys shastensis Julie Kierstead Nelson 2005-5-2 2005 -004 Shasta Floodplain of Stillwater Creek, Encanto Way 8 miles NE of Redding. Comment
  CDA40659  Plagiobothrys stipitatus var. micranthus L. Ahart 2003-5-12 10141 Shasta About 250 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. Comment
  HSC95565  Plagiobothrys stipitatus var. micranthus L. Ahart 2003-5-12 10141 Shasta 0.25 mi. S of the Coleman Canal, 2.8 mi. WSW of Darah Springs State Fish Hatchery, 12 mi. ENE of Cottonwood 265 Comment
  SEINET3449090  Plagiobothrys stipitatus var. micranthus Lowell Ahart, John Dittes 2003-5-12 10141 Shasta Cottonwood, Cottonwood, about 12 air miles east/northeast, 2.8 air miles west/southwestof Darah Springs State Fish Hatchery, about 0.25 miles south of the Coleman Canal, about 250 yards south of the barn 260 Comment
  CAS-BOT-BC286  Plagiobothrys tener Alice Eastwood 1912-6-28 s.n. Shasta Burney Comment
  HSC62907  Plantago coronopus J. M. DiTomaso 1979-5-11 953 Shasta Carr Powerhouse Rd. at Crystal Creek Conservation Camp, W of Whiskeytown Lake 412 Comment
  CHSC59998  Plantago erecta Lorna K. Lilly 1989-4-17 7 Shasta Ca. 3.1 mi w of Dry Creek, 3 mi sw of Bella Vista, 2.6 mi e of Redding. 140 Comment
  CDA35520  Plantago erecta J. R. Keck Jr. 1978-4-19 PDR# 330051 Shasta Bear Mountain in the Jones Valley area. Comment
  CHSC114699  Plantago erecta J. R. Keck Jr. 1978-4-19 Shasta Bear Mountain in the Jones Valley area. Ridgetop. 366 Comment
  UC1543709  Platanthera Harold and Virginia Bailey 1948-8-25 3044 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  SBBG19494  Platanthera dilatata var. leucostachys J. A. Lowery 1962-7-11 11 Shasta Silver Lake, Hatchet Mtns, ca. 40 mi E of Redding 1524 Comment
  JEPS91033  Platanthera hyperborea Dean W. Taylor 1993-6-15 13641 Shasta 4.5 mi w of Gibson (Boulder Creek Watershed on Forest Road 38N21, Trinity Mountains); North Coast Ranges, Trinity Mountains 944 Comment
  UC845540  Platanthera sparsiflora E. G. Anderson 1935-8-28 Shasta Crescent Cliffs Lassen Volcanic National Park 2286 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
  RSA60342  Plectritis macrocera subsp. grayi G. R. Campbell 1948-6-17 637 Shasta Between Clayton and Burney Falls State Park. Comment
  RSA0034619  Poa annua L. C. Wheeler 1935-3-30 3388 Shasta Between Boulder & Churn Creek 3 mi NE Redding 198 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
  HSC72270  Poa bulbosa J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9641 Shasta Beegum Creek at Beegum Campground. 610 Comment
  UCD90606  Poa bulbosa Alan A. Beetle; G. L. Stebbins Jr. 1942-5-30 3361 Shasta northeastern part of county, at McArthur. Comment
  UCD90691  Poa bulbosa V. P. Osterli 1950-5-5 s.n. Shasta Shasta County. Comment
  HSC10661  Poa bulbosa D. C. Juve 1964-5-2 12 Shasta Burney Falls State Park. Hwy. 89 Comment
  SEINET11695742  Poa compressa Unknown 1954-7-9 2201 Shasta 1.8 mi W of Burney, along US 299 914 Comment
  CHSC96173  Poa cusickii subsp. cusickii R. Fischer 2006-5-10 878 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 the ALSSP and McArthur) ca. 1 mile south of the boat launch and adjacent to a vernal pool complex. 1011 Comment
  CHSC61128  Poa cusickii subsp. epilis Vernon H. Oswald; Lowell Ahart 1993-7-27 5705 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
  SEINET10523324  Poa pratensis Billy Joe Cox 1971-6-10 Cox 3172 Shasta 15 mi S of Weed on I-5. Comment
  RSA764611  Poa pratensis subsp. pratensis John Dittes 2008-5-20 1516 Shasta Cascade range high. Ca 0.5 air miles SE of Fall River Mills (measured from intersection of Hwy 299 and Cassel-Fall River Road). Ca 885 ft SW of Dee Knock Rd and County Rd 7R02., Edge of wooded slope above eastern bank of the Pit River. Opposite and just downstream from Fall River confluence. (NAD83) 998 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
  OBI13590  Pogogyne zizyphoroides Robert F. Hoover 1968-5-28 11128 Shasta Bella Vista Comment
  SEINET4335515 Image available Polemonium pulcherrimum George W. Gillett 1953-8-6 311 Shasta Summit area of Lassen Peak 2804 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
  SEINET11181717 Image available Polygala cornuta Unknown 1938-7-22 11324 Shasta Kell Sisson Southern Trail Chaparral Comment
  CAS-BOT-BC170318  Polygala cornuta var. cornuta Mary Strong Clemens 1920-7-29 s.n. Shasta Castella Comment
  UC1567449  Polygala cornuta var. cornuta G. Schoolcraft 1989-9-19 2009 Shasta within crater n Fall River Mills; Timbered Crater 1158 Comment
  CAS-BOT-BC170320  Polygala cornuta var. cornuta C. R. Quick 1953-8-2 53 -79 Shasta Open pine forest ne. of Montgomery Creek Comment
  CDA20190  Polygonum arenastrum M. Conover 2003-7-31 PDR 1282947 Shasta Northern California; Redding Municipal Airport. 0 Comment
  CAS-BOT-BC413946  Polygonum aviculare subsp. aviculare Robin Schramm 1998-6-20 56 Shasta Redding, end of Salmon Creek Rd., on the bank of Salmon Creek, near its junction with Clear Creek Comment
  RSA565087  Polygonum bidwelliae D. W. Taylor 1992-5-23 13480 Shasta Battle Creek 1 mile W of Darrah Springs Fish Hatchery; below stone wall at west end Coleman Canal siphon. 274 Comment
  RSA79091  Polygonum davisiae E. K. Balls 1952-10-14 18205 Shasta Summit Pass, Lassen Peak, Hwy 89. 2595 Comment
  CAS-BOT-BC414577  Polygonum douglasii Gary Schoolcraft 1985-7-30 1496 Shasta Lava Bed north of McArthur, 39-5-34 Comment
  POM319196  Polygonum douglasii Patricia Wilder 1971-6-20 5104 Shasta Between Cassell Road and California Hwy 89, E of California State Hwy 299. Pit River drainage area; Cascade Range. 976 Comment
  UC850366  Polygonum douglasii subsp. douglasii E. G. Anderson 1935-8-28 Shasta Crescent Cliffs Lassen Volcanic National Park 2286 Comment
  UC1584579  Polygonum douglasii subsp. majus Dean W. Taylor 1990-8-21 11471 Shasta Clark Creek Cascades (along a minor unnamed tributary) Comment
  CAS-BOT-BC418579  Polygonum minimum Wm. Bridge Cooke 1938-9-8 11658 Shasta Mount Shasta. Squaw Creek Meadows Comment
  OBI10887  Polygonum parryi Robert F. Hoover 1968-5-28 11120 Shasta Clough Crk at Old Alturas Rd Comment
  UCSC005483  Polygonum parryi Randall Morgan 1994-6-20 2264 Shasta Comment
  CHSC88313  Polygonum polygaloides subsp. confertiflorum R. Fischer; J. Marr 2004-5-22 196 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located se of Ahjumawi LSSP, on access rd. to Rat Farm, n. of McArthur. In vernal pool. Part of the old McArthur Swamp. 1008 Comment
  CAS-BOT-BC419864  Polygonum polygaloides subsp. confertiflorum A. A. Heller 1938-6-24 15230 Shasta Near McArthur Comment
  CAS-BOT-BC419909  Polygonum polygaloides subsp. kelloggii Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak 1828 Comment
  CHSC45380  Polygonum polygaloides subsp. kelloggii Vernon Oswald 1986-7-20 2211 Shasta Paradise Meadow, Lassen Volcanic National Park. Between the creek and brushy slope on the w side of the meadow. 2145 Comment
  UC501511  Polygonum polygaloides subsp. kelloggii Frank W. Peirson 1932-7-13 10137 Shasta s Burney; 1000-Lake Basin 1950 Comment
  UC6735  Polygonum shastense W. H. Brewer 1863-9-26 2179 Shasta Lassen's Peak; near summit Comment
  UC850383  Polygonum shastense Alice Eastwood Aug 22 1912-Aug 26 1912 1856 Shasta Lassen Butte Comment
  UCD100903  Polygonum shastense D. Sanchez-Mata; P. Rodriguez, R. Gavilan, J. E. Echev. 1996-9-8 s.n. Shasta Lassen Volcanic National Park; at Lassen Peak. 2600 Comment
  CAS-BOT-BC421049  Polygonum spergulariiforme A. A. Heller 1916-9-2 12642 Shasta Between the McCloud and Sacramento Rivers Comment
  CHSC63017  Polypodium calirhiza Vernon H. Oswald; Lowell Ahart 1994-4-27 6150 Shasta Waters Gulch Trail 0.75 mi W of the trailhead located on Packers Bay Rd. (34N27), ca. 0.5 mi N of Packers Bay Marina. 365 Comment
  CDA20730  Polypogon australis C. Moen, Jim Staggs 2006-6-26 PDR 1361108 Shasta Sacramento Valley; Zamora Sod, 4325 Gover Rd., Anderson CA. 96007. Comment
  JEPS74063  Polypogon maritimus Virginia E. Long 1931-5-22 69 a Shasta about 3 mi w of Pacific Highway between Anderson and Redding (Steward Ranch, Happy Valley, (plateau region on mountain top), n of Olinda); Happy Valley Comment
  CAS-BOT-BC233235  Polypogon maritimus John Thomas Howell 1955-6-14 30431 Shasta E of Whiskeytown Comment
  UCD148277  Polystichum imbricans Robert E. Preston 2013-9-5 2940 Shasta 1.2 mi NNE of Manton, along the North Fork of Battle Creek. 662 Comment
  HSC1146  Polystichum imbricans R. Spellenberg 1965-6-9 1077 Shasta About 1.5 mi. W of I5 near Castle Crags State Park Comment
  CAS-BOT-BC76751  Polystichum imbricans subsp. imbricans Marian L. Campbell 1921-7-26 s.n. Shasta Castle Crags Comment
  JEPS89826  Polystichum lemmonii Dean W. Taylor 1993-6-16 13689 Shasta near summit Bully Choop Mt.; N. Coast Ranges, Bully Choop Mt. 2072 Comment
  CHSC3145  Polystichum munitum Gary Dutton 1966-5-13 279 Shasta Found 1/2 mile off of 99E east of Sweet Briar Ave. Comment
  CAS-BOT-BC102967  Populus trichocarpa Hans Leschke 1960-8-9 1754 Shasta Manzanita Lake 1781 Comment
  RSA286344  Potamogeton amplifolius Robert F. Thorne 1974-7-29 45021 Shasta Lassen Volcanic National Park: Reflection Lake. 1793 Comment
  CAS-BOT-BC267221  Potamogeton praelongus Hans Leschke 1960-8-9 1748 Shasta Lassen Volcanic National Park. Manzanita Lake 1781 Comment
  UC1558198  Potentilla flabellifolia Harold and Virginia Bailey 1948-8-27 2937 b Shasta Upper Kings Creek Meadow Lassen Volcanic National Park 2225 Comment
  UC494255  Potentilla flabellifolia Mrs. H. P. Bracelin 1932-7-24 690 Shasta shores of Emerald Lake Mt. Lassen National Park, Emerald Lake 2529 Comment
  UC860662  Potentilla gracilis var. fastigiata C. L. Hitchcock 1940-5-24 6538 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills. Comment
  CAS-BOT-BC158510  Potentilla millefolia Hans Leschke 1960-8-10 1767 Shasta Lassen Volcanic National Park. Badger Flat Comment
  UC114493  Potentilla millefolia unknown 1887-7-1 Shasta near Edgewood; near Edgewood Comment
  SEINET10498340  Prunella vulgaris Jeffrey Huber 1971-6-10 Huber 296 Shasta 15 mi s of weed on i-5. Comment
  UC25632  Prunella vulgaris var. lanceolata M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  CAS-BOT-BC158189  Prunus emarginata C. Epling; Wm. Robison 1935-7-17 s.n. Shasta Lassen Park, near Lava Tube Comment
  CAS-BOT-BC158191  Prunus emarginata William A. Dayton 1913-8-15 508 Shasta Shasta National Forest. Mountain House Range 1706 Comment
  RSA86849  Prunus emarginata F. W. Peirson 1932-7-13 10164 Shasta West of Red Crater, Thousand-Lake Basin. 1951 Comment
  UC1543679  Prunus emarginata Harold and Virginia Bailey 1948-8-27 2844 Shasta Loop Rd, 3 mi E of Manzanita Lake; Lassen Volcanic National Park 1828 Comment
  UCD113514  Prunus subcordata G. F. Hrusa 1996-5-2 12879 Shasta Lassen National Forest; among boulders near summit of basalt cliffs, approx. 0.5 mile south of Old Station Trailer Park on Highway 44-89. 1470 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
  SJSU3768  Prunus virginiana var. demissa C. W. Sharsmith 1963-6-15 7059 Shasta c. 5 mi E of Viola 1524 Comment
  UC478981  Prunus virginiana var. demissa Marcus E. Jones, A. M. 1931-7-16 29015 Shasta Pitt River bridge Comment
  UCD91499  Pseudoroegneria spicata Alan A. Beetle 1945-5-30 3982 Shasta northeastern part of county. 6 1/2 miles west of Fall River Mills, road to Burney -- Highway 299. Comment
  UCD91515  Pseudoroegneria spicata G. F. Hrusa 1991-6-25 8454 Shasta Approx. 3 m. W of Fall River Mills. Pit River Drainage. 1100 Comment
  CHSC84107  Psilocarphus brevissimus var. brevissimus Lowell Ahart; John Dittes 2003-5-12 10136 Shasta In a vernal pool, about 250 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  JEPS89386  Psilocarphus oregonus Dean W. Taylor 1991-6-14 11889 Shasta 1 mi w of Warner Grade Reservoir (on margin of northern most of 4 small ponds, Pit River Watershed); Pit River Watershed 923 Comment
  CAS-BOT-BC72607  Pteridium aquilinum John Thomas Howell 1960-8-22 36386 Shasta Anklin Meadows 1889 Comment
  HSC41152  Pterospora andromedea Thomas W. Nelson, Jane P. Nelson 1976-8-2 3101 Shasta Along S side of Hwy. 44. 7.2 mi. E of Shingletown, CA. Comment
  HSC75066  Pterospora andromedea J. P. Smith, Thomas W. Nelson 1978-7-23 10064 Shasta Bully Choop Rd., 5.6 mi from its junction with County Rd. A16 1372 Comment
  UC21688  Pterospora andromedea Milo S. Baker 1893-8-12 Shasta Bear Valley Mts. Comment
  UC6907  Pterostegia drymarioides M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  SEINET7886576 Image available Pteryxia terebinthina var. californica R. Mathias 1938-1 1386 Shasta Sacramento River Gorge 1 mile north of Coram on road to Kennett. Comment
  SEINET6205056  Puccinellia americana L. S. Rose 1954-1 54028 Shasta Just W of Tower House Comment
  CAS-BOT-BC147885  Purshia tridentata var. tridentata George W. Gillett 1957-7-5 661 Shasta Chaos Jumbles; opposite observation area and north of highway ca. 50 yards 1889 Comment
  RSA86625  Purshia tridentata var. tridentata F. W. Peirson 1932-7-12 10166 Shasta Rim of Red Crater. Thousand-Lake Basin. 1982 Comment
  RSA0084291  Pyrola aphylla Diana Jolles 2005-7-14 114 B Shasta Shasta-Trinity National Forest, just east of Tamarack Trail. 1234 Comment
  RSA0084296  Pyrola aphylla Diana Jolles 2005-7-14 113 B Shasta FS road from Tamarack Road, outside Burney. Shasta-Trinity National Forest. 1261 Comment
  SBBG5362  Pyrola aphylla H. and M. Dearing 1938-6-30 2204 c Shasta 10 mi W of Burney 1219 Comment
  SBBG5365  Pyrola asarifolia H. and M. Dearing 1939-6-13 3645 Shasta Reflection Lake 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
  SJSU494  Pyrola picta G. Witherspoon 1940-6-26 2120 Shasta Lassen Park Rd 2.5 mi NE of Manzanita Lodge, Lassen Volcanic National Park 1841 Comment
  CAS-BOT-BC36504  Quercus James McMurphy 1914-5-10 s.n. Shasta Kennett Mammoth Coffee Comment
  CAS-BOT-BC104293  Quercus X morehus L. R. Abrams 1922-8-5 9928 Shasta 5 miles S of Baird Comment
  CAS-BOT-BC104292  Quercus X morehus W. R. Dudley 1899-8-18 s.n. Shasta Road toward Shasta Comment
  CAS-BOT-BC62825  Quercus berberidifolia D. Haskamp; E. Sonnenblick; M. Taft 1995-5-6 52 Shasta 10.1 miles north of the turnoff for Blue Oak campground Comment
  CAS-BOT-BC68626  Quercus chrysolepis Wm. Bridge Cooke 1940-7-27 15197 Shasta Mount Shasta, along the old Hotlum Road 1371 Comment
  POM212068  Quercus chrysolepis Carl B. Wolf 1930-10-14 1743 Shasta 1 mile below Ingot, on Redding to Alturas Hwy. 305 Comment
  RSA1866  Quercus chrysolepis Carl B. Wolf 1930-10-14 1743 Shasta 1 mile below Ingot, on Redding to Alturas Hwy. 305 Comment
  CAS-BOT-BC68633  Quercus chrysolepis E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  SJSU10156  Quercus chrysolepis A. W. Jacobs 1938-10-14 Shasta 7 mi W of Redding on Trinity Rd 396 Comment
  CDA19820  Quercus douglasii P. Akers 2002-5-2 s.n. Shasta Northern California; Redding, Airport Rd, just S of Hwy 44. 170 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
  UCR3806  Quercus garryana Frank C. Vasek 1964-8-7 640807- 11 Shasta Calif. Hwy 89, 13 mi SSW of the entrance to McArthur-Burney Falls State Park Comment
  CAS-BOT-BC94631  Quercus garryana W. R. Dudley 1899-8-17 s.n. Shasta W of Burney Valley Comment
  CAS-BOT-BC62740  Quercus garryana var. breweri Alice Eastwood 1923-5-28 11975 Shasta near Delta Comment
  POM166577  Quercus garryana var. breweri Alice Eastwood 1912-6-27 636 Shasta Montgomery Creek. 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
  RSA30400  Quercus garryana var. garryana A. A. Heller 1916-7-23 12496 Shasta Between the McCloud and Sacramento rivers along the highway grade. Comment
  POM315913  Quercus garryana var. garryana Patricia Wilder 1965-9-30 4220 Shasta Cassel Rd., NE of junction with Calif. State Hwy 89 and U. S. 299. 1067 Comment
  UC1174980  Quercus garryana var. semota P. C. Everett and E. K. Balls 1959-10-21 23917 Shasta 6.3 mi w Shingletown (along State Hwy 44 to Redding) 457 Comment
  UCD14001  Quercus garryana var. semota John M. Tucker 1968-9-14 4140 -2 Shasta California, Shasta Co.; beside California Highway 89, 4.2 mi. south-southeast of its junction with U.S. Highway 299; Comment
  UCD46173  Quercus garryana var. semota P. L. Johannsen 1933-6-28 186 Shasta Clear Creek. 487 Comment
  HSC98271  Quercus kelloggii J. K. Clark 1964-3-25 Shasta In back of 1522 Ridge Dr., Redding 174 Comment
  UCD37463  Quercus kelloggii Beecher Crampton 1960-6-16 5667 Shasta Shasta County, 3 miles north of Fall River Mills, eastern slope of Saddle Mountain. 1097 Comment
  UCD56636  Quercus lobata G. L. Stebbins Jr. 1945-5-19 s.n. Shasta Montgomery Creek. Comment
  CAS-BOT-BC62840  Quercus lobata John M. Tucker 1970-5-3 4182 Shasta Highway 299 ca. 2 mi. southwest of Round Mountain; east facing slope above Cedar Creek 518 Comment
  CHSC117992  Quercus lobata Tracey Cole 2015-4-4 Shasta Cedars Rd., Redding 141 Comment
  CAS-BOT-BC134860  Quercus wislizeni P. C. Everett; E. K. Balls 1959-10-22 23920 Shasta 2.5 mi SE of Shasta along US Hwy. 299 from Redding 106 Comment
  JEPS37963  Quercus wislizeni W. L. Jepson 1914-8-15 6187 Shasta Delta 396 Comment
  RSA757991  Quercus wislizeni Doug Goldman 2005-3-30 3177 Shasta Along the N. side of Rt. 299, by an old, semiabandoned stretch of the road, about 0.1mi E. of Stillwater Creek & about 3.2mi E. of bridge over Rt. 299 in Redding. 191 Comment
  CHSC60325  Raillardella argentea Mary Ann Showers 1992-6-28 2704 Shasta Lassen Volcanic National Park. Slow below Mt. Diller. 2560 Comment
  SBBG19469  Ranunculus alismifolius J. A. Lowery 1962-7-1 5 Shasta Silver Lake, Hatchet Mtns, ca. 40 mi E of Redding 1524 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-BC380418  Ranunculus alismifolius var. hartwegii Alice Eastwood 1912-6-29 980 Shasta Goose Valley Comment
  CAS-BOT-BC379075  Ranunculus aquatilis var. diffusus Ella Dales Cantelow 1939-6-10 2582 Shasta 11 mi south of McCloud Jct., Burney-Redding-Alturas Key Comment
  CAS-BOT-BC379129  Ranunculus aquatilis var. diffusus Lewis S. Rose 1925-8-2 s.n. Shasta pond near Mt. Shasta Comment
  POM260782  Ranunculus aquatilis var. harrisii H. C. Cantelow 1939-6-10 s.n. Shasta Sahsta County: 22 miles S of Mc Cloud jct of Burney, Redding alturas Hwy Comment
  CHSC88356  Ranunculus arvensis R. Fischer; J. Marr 2004-5-28 240 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge of Modoc Plateau. Located on Lava Springs Trail just below camp 7. 1008 Comment
  SEINET7042838  Ranunculus californicus 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
  UCD18890  Ranunculus californicus Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-5-9 198 Shasta from intersection of Hwy 299, take Day Rd. 6 mi. north and 1 mi. west on fire roads, Day Road site. Comment
  UC398697  Ranunculus canus A. A. Heller 1926-4-24 13930 Shasta about 1 mi back of Middle Creek station (near Keswick, type station) Comment
  CAS-BOT-BC378818  Ranunculus canus A. A. Heller 1926-4-1 13930 Shasta type collected May 31, 1905, on hills about 1 mi back of Middle Creek station near Keswick, Shasta County, California, growing in damp ground near a little stream Comment
  JEPS90883  Ranunculus eschscholtzii var. oxynotus Dean W. Taylor with Ingrid Olmsted 1974-7-13 4805 Shasta vicinity of Magee Peak (Lassen National Forest, Thosand Lakes Wilderness); Lassen National Forest, Thosand Lakes Wilderness 2529 Comment
  UCD96107  Ranunculus flammula var. ovalis G. F. Hrusa 1992-5-3 10483 Shasta just north of town of Big Bend. Comment
  NY353472  Ranunculus longilobus A. A. Heller 1905-5-31 7912 Shasta One mile back of Middle Creek Station, near Keswick Comment
  UCD111923  Ranunculus occidentalis Christopher Mallek 2008-1 AC1- 30 Shasta Ash Creek. 876 Comment
  JEPS60717  Ranunculus occidentalis C. F. Rose 1935-2-10 2 Shasta about 6 mi ne Redding Comment
  UC54288  Ranunculus occidentalis H. M. Hall and E. B. Babcock June, 1903 4263 Shasta near Hat Creek; Sierra Nevada Mountains 1524 Comment
  CHSC4028  Ranunculus orthorhynchus Sadie Gualtieri 1967-3-20 Shasta Collected: Hiway 44 out of Redding, S. at Deschutes Rd., 2 or so miles to Belmont Drive, W., 1/4 mile on N. side Belmont Drive. Comment
  JEPS120909  Ranunculus sardous Lowell Ahart, John Dittes 2013-6-9 18793 Shasta Hollenbeck Field, 950 feet E of Rat Farm Boat Launch, 3.4 air miles N of McArthur, Fall River Valley, McArthur Swamp. Comment
  CDA12995  Ranunculus sceleratus G. F. Hrusa 1996-4-3 12900 Shasta Upper Sacramento Valley; E side of Sacramento River at corner of Gover Rd. and Sacramento River ~3 m. S of Anderson. Comment
  CHSC93019  Ranunculus testiculatus R. Fischer 2005-4-17 580 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. In road bed of main park road along west side of Big Lake. 1010 Comment
  UC73373  Rhamnus purshiana Milo S. Baker 1898-7-8 410 Shasta Tamarack Road, near Dale's Comment
  UC1583972  Rhamnus rubra G. Schoolcraft 1990-7-31 2118 Shasta se of Popcorn Cave (along main road) 1219 Comment
  JEPS758  Rhamnus tomentella subsp. tomentella J. W. Blankinship 1911-5-29 Shasta Olinda Comment
  RSA13274  Rhamnus tomentella subsp. tomentella Doris K. Kildale 1927-7-3 3668 Shasta Road betw Old Shasta and Redding Comment
  RSA261652  Rhamnus tomentella subsp. tomentella Ellsworth Bethel 1923-5-12 s.n. Shasta Redding Comment
  HSC101572  Rhus aromatica J. P. Smith, J. O. Sawyer 2010-5-7 12845 Shasta Along Fender's Ferry Rd. at bridge across the Sacramento River. 339 Comment
  UCSB13250  Rhus aromatica 1962-6-11 Shasta On east side of Burney Falls, Burney Falls State Park; Cascade Range 914 Comment
  CDA12992  Rhus trilobata G. F. Hrusa 1996-4-3 12894 Shasta Upper Sacramento Valley; E side of Sacramento River at corner of Gover Rd. and Sacramento River ~3 m. S of Anderson. Comment
  UC1130572  Rhus trilobata H. R. Josephson 1933-6-21 23 Shasta Whiskytown 457 Comment
  CAS-BOT-BC92392  Ribes aureum var. aureum Ellsworth Bethel 1923-4-30 s.n. Shasta Aden to Fall River Mills. Comment
  SEINET10482921  Ribes californicum Mary Susan Taylor 1980-6-25 Taylor 2955 Shasta T38N R2W nw sec 35 Shoeinhorse Mt quad; Shasta-Trinity Natl Forest; Ash Camp, ca. 1.3 mi S of McCloud Reservoir Dam at jct of McCloud Reservoir and Hawkins Creek, ca. 5 mi due S of Wyntoon. With J. Prouty. 853 Comment
  UC1543691  Ribes cereum Harold and Virginia Bailey 1948-8-27 2847 Shasta about 3 mi e Manzanita Lake (Loop Road); Lassen Volcanic National Park 1828 Comment
  CAS-BOT-BC108756  Ribes cereum C. Hart Merriam 1925-8-28 s.n. Shasta Hat Creek near Cassel. Comment
  CAS-BOT-BC108757  Ribes cereum Ella Dales Cantelow 1940-5-31 4339 Shasta Near Days Old Station off Highway 89. Comment
  HSC103207  Ribes cereum var. cereum Jade Paget-Seekins 2010-7-14 44 Shasta Near Mt. Lassen, 8 miles up the 32N12, on the south side of the road to Prospect Peak. 2026 Comment
  UCD102157  Ribes cereum var. cereum G. F. Hrusa 1996-5-2 12873 Shasta Lassen National Forest - Wheel Project; approx. 1/2 mile S of Old Station Trailer Park on Hwy 44-89. 1455 Comment
  CHSC58031  Ribes inerme var. inerme Vernon H. Oswald 1992-5-25 4950 Shasta Lassen Volcanic National Park. Hat Creek on the E side of the Old Emigrant Trail, ca. 1.3 mi (air) NNE of the Hat Creek Bridge on Lassen Hwy. 1901 Comment
  JEPS105103  Ribes montigenum Dean W. Taylor 1993-7-9 13818 Shasta Trinity Mountains; Gray Rocks; ca. 10 air miles WSW of Dunsmuir 2072 Comment
  JEPS49282  Ribes nevadense W. L. Jepson 1929-9-28 15290 Shasta Manzanita Lake Lassen Peak 1828 Comment
  UC11629  Ribes nevadense M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  UC501595  Ribes nevadense Frank W. Peirson 1932-7-14 10161 Shasta s Burney; 1000-Lake Basin 1950 Comment
  RSA0023146  Ribes nevadense Lyman Benson 1930-7-18 2229 Shasta Bank of Hatchet Creek. East of Round Mountain; N. Sierra Nevada. 1220 Comment
  RSA0023956  Ribes nevadense Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 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
  UCD102478  Ribes roezlii Michael A. Vincent 1999-6-9 8587 Shasta Along CA Rt. 44, ca. 1 mile west of Viola, 13 miles east of Shingleton. 1371 Comment
  RSA0094225  Ribes roezlii var. cruentum Jim M. Andre, Tasha La Doux, Senna Andre, Elias Andre 2013-7-12 31400 Shasta Along north side of Hwy 89 at Pondosa Rd exit, Little Bear Flat, approx. 25 mi. east of McCloud, approx. 20 mi. north of Burney, just south of Siskiyou Co. line. 1236 Comment
  CAS-BOT-BC186280  Ribes roezlii var. roezlii Hans Leschke 1957-9-19 1524 Shasta Corral Meadow, Lassen Volcanic National Park 1822 Comment
  CAS-BOT-BC186270  Ribes roezlii var. roezlii W. A. Dayton 1913-7-1 371 Shasta Shasta National Forest, Near Swift Creek 762 Comment
  CAS-BOT-BC363111  Rigiopappus leptocladus C. L. Hitchcock 1940-5-24 6568 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills Comment
  CHSC117994  Robinia pseudoacacia Daniel McClelland 2015-4-1 Shasta Found on residential property at 4612 Deer Creek Ave. Shasta Lake, CA. 213 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
  CAS-BOT-BC74670  Rorippa curvisiliqua Alice Eastwood 1912-6-28 s.n. Shasta Burney. Comment
  RSA768469  Rorippa curvisiliqua Justin M. Wood 2010-9-2 2579 Shasta 0.8 miles N of Ingot along the west side of state highway 299. 346 Comment
  UC10733  Rorippa curvisiliqua M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station 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
  UC467678  Rosa pisocarpa Milo S. Baker 1899-7-5 266 Shasta Oak Run Comment
  CDA37727  Rubus armeniacus R. Breckenridge/K. Filippini 2009-7-15 s.n. Shasta Anderson. 0 Comment
  RSA134776  Rubus laciniatus Percy C. Everett, E. K. Balls 1959-10-21 23915 Shasta Hwy 44. Shingletown. Comment
  JEPS105159  Rubus leucodermis Dean W. Taylor 1993-7-9 13810 Shasta Trinity Mountains; Gray Rocks; ca. 10 air miles WSW of Dunsmuir 2072 Comment
  CHSC4630  Rubus parviflorus R. Carter 1966-5-14 395 Shasta Found ca. 125 yds. S of bridge over Sacramento R. on E side of river, along E side of road; Sweetbriar. 609 Comment
  CAS-BOT-BC422214  Rumex acetosella L. E. Smith 1913-3-26 19 Shasta Redding Comment
  JEPS124695 Image available Rumex acetosella G. R. Ostrander 1965-7-14 76 Shasta 10 miles E. of McCloud, Hiway 89. Comment
  CAS-BOT-BC433401  Rumex crispus Hans Leschke 1960-8-9 1749 Shasta Lassen Volcanic National Park. Manzanita Lake 1781 Comment
  CAS-BOT-BC433496  Rumex fueginus Alice Eastwood 1912-7-26 1481 Shasta Pitt Comment
  UC452553  Rumex maritimus Milo S. Baker 1899-8-15 Shasta Fall River Lake Comment
  SDSU9726  Rumex salicifolius D. F. Howe 1966-8-30 4314 Shasta Clark Creek. 1067 Comment
  UC935775  Sagittaria cuneata Malcolm A. Nobs and S. Galen Smith 1949-7-20 1034 Shasta marshy banks of Fall River at Glenburn; marshy banks of Fall River at Glenburn Comment
  CDA7775  Sagittaria lancifolia Caryn Moen 2007-10-25 PDR# 1361280 Shasta Palo Cedro 0 Comment
  JEPS118741  Sagittaria sanfordii Julie Kierstead Nelson 2007-9-20 2007 -031 Shasta Floodplain of Stillwater Creek, Encanto Way, 8 miles NE of Redding. Comment
  UC144307  Salix A. A. Heller 1905-6-3 7950 Shasta near Middle Creek Station Comment
  CAS-BOT-BC132742  Salix arctica E. B. Copeland 1931-8-16 s.n. Shasta Mount Lassen, on the south shore of Emerlad Lake 2370 Comment
  CAS-BOT-BC132743  Salix arctica John Thomas Howell 1960-8-23 36434 Shasta Emerald Lake 2468 Comment
  POM218989  Salix boothii Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 382 Shasta Mount Lassen. Above Hwy about 1.5 km W of Helen Lake. 2370 Comment
  POM218995  Salix boothii Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 386 -a Shasta Mount Lassen. Above Hwy about 1.5 km W of Helen Lake. 2370 Comment
  SD969  Salix boothii Carleton R. Ball, Mrs. H. P. Bracelin, Beryl Kautz 1931-5-30 385 Shasta Mount Lassen, below spring above highway about 1.5 km west of Helen Lake 2370 Comment
  UC1543688  Salix boothii Harold and Virginia Bailey 1948-8-27 2954 Shasta Loop Hwy. at water fountain below Emerald Lake; Lassen Volcanic Nat'l Park 2438 Comment
  UC452718  Salix boothii E. B. Copeland 1931-8-17 2 Shasta above Mineral Rd. Mt. Lassen 2286 Comment
  UC482010  Salix boothii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 383 Shasta ca. 1.5 km. w Helen Lake (below spring above hwy.); Mt. Lassen 2370 Comment
  UC482020  Salix boothii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 385 Shasta ca. 1.5 km w Helen Lake (below spring above hwy., 2 mi below base of Mt. Lassen); Mt. Lassen 2370 Comment
  UCD110751  Salix boothii D. Sanchez-Mata; P. Rodriguez, R. Gavilan, J. E. Echev. 1996-9-9 s.n. Shasta Lassen Volcanic National Park. Upper Kings Creek. 2280 Comment
  UC481742  Salix exigua var. hindsiana Mrs. H. P. Bracelin 1931-6-22 480 Shasta ca. 1 km. n Redding (near hwy.) 180 Comment
  CAS-BOT-BC103997  Salix gooddingii A. A. Heller 1905-6-3 7950 Shasta Near Middle Creek Station Comment
  JEPS85559  Salix gooddingii Walter S. Lennon 1983-5-3 Shasta Clear Creek Rd. 2.2 mi. w. of Hwy. 273 Redding Comment
  UC481921  Salix gooddingii Mrs. H. P. Bracelin 1931-6-28 481 Shasta n of bridge at n end of town Redding 180 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-BC107816  Salix hindsiana Mrs. D. B. McAllister 1918-6-17 2 Shasta Ydaloom Comment
  CAS-BOT-BC107817  Salix hindsiana Mrs. H. P. Bracelin 1931-6-22 480 Shasta About 1 km. north of Redding, on sand bars near highway. 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
  UC726798  Salix laevigata A. A. Heller 1918-5-12 13025 Shasta Fish Hatchery; McCloud River, Fish Hatchery Comment
  UC481947  Salix lasiandra subsp. lasiandra Mrs. H. P. Bracelin 1931-7-1 504 Shasta 7 km. n. La Moine (Sacramento R.); Sacramento R. 450 Comment
  RSA0030834  Salix lasiandra var. lancifolia H. P. Bracelin 1931-7-1 504 Shasta Sacramento River, 7 km. north of La Moine. 450 Comment
  CAS-BOT-BC125420  Salix lasiandra var. lasiandra Alice Eastwood 1921-7-31 11023 Shasta Shasta Springs Comment
  CAS-BOT-BC125424  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin 1931-7-1 504 Shasta Sacramento River, 7 km. north of La Moine 450 Comment
  CAS-BOT-BC125430  Salix lasiandra var. lasiandra Hans Leschke 1960-8-9 1755 Shasta Manzanita Lake 1781 Comment
  UC528168  Salix lasiolepis R. Bollaert 1934-12-20 1 b Shasta Kennett Squaw Creek (creek is tributary of Sacramento River) 152 Comment
  CAS-BOT-BC124508  Salix lasiolepis var. lasiolepis L. E. Smith 1914-3-15 577 Shasta [Hennet] Hennett, Pitt River Comment
  CHSC94040  Salix lasiolepis var. lasiolepis R. Fischer 2005-4-19 705 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Tree growing near edge of main park road east of Crystal Springs in the riparian cover along water edge. 1010 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
  POM106707  Salix lemmonii Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  SEINET3450724  Salix lucida subsp. lasiandra Lowell Ahart, John Dittes 2003-5-22 10203 Shasta Cottonwood, Cottonwood, about 11 air miles east/northeast, 4 air miles west/southwestof Darah Springs State Fish Hatchery, about 1 1/8 miles west of the barn, about 150 yards south of the Coleman Canal, east of the poor dirt road 250 Comment
  CAS-BOT-BC126128  Salix scouleriana W. R. Dudley 1899-8-17 s.n. Shasta Ridge southwest of Burney Valley, on stage road Comment
  CHSC89780  Salsola tragus R. Fischer; J. Marr 2004-8-12 431 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off road between McArthur and Rat Farm, E side. On pastureland, part of the old McArthur Swamp. 1011 Comment
  CAS-BOT-BC176913  Salsola tragus R. E. Frenkel 1964-10-1 879 Shasta On Highway 44, one mile east of Old Station on south side of road Comment
  HSC49124  Salvia columbariae J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9704 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  CAS-BOT-BC225198  Salvia sonomensis Wm. Bridge Cooke 1938-6-17 11027 Shasta Sisson Southern Trail, Mount Shasta 1219 Comment
  HSC48456  Salvia sonomensis J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9667 Shasta County Rd. A16, 4 mi. from its junction with Hwy. 36 732 Comment
  JEPS100995  Salvia sonomensis Dean W. Taylor 1993-4-28 13375 Shasta Shingletown Ridge; divide between Ash Creek and unnamed southern tributary of Lack Creek 670 Comment
  POM126745  Salvia sonomensis Milo S. Baker 1900-4-1 s.n. Shasta Canon of old Cow Creek Comment
  UC575018  Salvia sonomensis Louis C. Wheeler 1935-4-28 3444 Shasta O'Brien Creek off Sacramento River; O'Brien Creek 426 Comment
  UCLA69721  Salvia sonomensis Louis C. Wheeler 1935-4-28 3444 Shasta O'Brien Creek off Sacramento River; O'Brien Creek 426 Comment
  SEINET10745846  Sambucus caerulea Andrew Townesmith 2012-9-4 Townesmith 2400 Shasta Along California route 89, 6.9 miles north of intersection with California route 44. 1112 Comment
  JEPS122375  Sambucus nigra Joseph Broberg, Jaycee Leonard 2012-9-4 CA 320 -129 Shasta From Alturas head Southwest on Highway 299 towards Fall River. Turn left onto Cassel Fall River road and continue 3.2 miles to Cinder Cone rd. Follow Cinder Cone road for about 2 miles. Collection is on both sides of the road Comment
  RSA86659  Sanguisorba annua F. W. Peirson 1932-7-9 10276 Shasta Below Burney Spring. 1433 Comment
  JEPS212  Sanicula bipinnatifida J. W. Blankinship 1911-3-26 Shasta Redding Comment
  UCD111929  Sanicula bipinnatifida Christopher Mallek 2008-1 AC2- 39 Shasta Ash Creek. 876 Comment
  UCD127640  Sanicula bipinnatifida G. F. Hrusa 1992-5-1 10452 Shasta approx. 2 m E. of Montgomery Creek. Comment
  HSC72457  Sanicula crassicaulis J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9659 Shasta County Rd. A16, 4 mi. from its junction with Hwy. 36 732 Comment
  JEPS285  Sanicula crassicaulis J. W. Blankinship 1911-4-11 Shasta Redding Comment
  CHSC63552  Sanicula tuberosa Vernon H. Oswald; Lowell Ahart 1994-5-6 6164 Shasta Clikapudi Trail on the Pit Arm of Shasta Lake, ca. 0.1 mi E of the trailhead at the Jones Valley Boat Ramp. 335 Comment
  HSC62763  Sanicula tuberosa J. M. DiTomaso 1979-5-11 964 Shasta Oak Bottoms Campground, Whiskeytown Lake 335 Comment
  UC1605157  Sanicula tuberosa Vernon H. Oswald and Lowell Ahart 1994-4-27 6142 Shasta Waters Gulch Trail 0.1 mi W of trailhead located on Packers Bay Road (34N27), ca. 0.5 mi N of Packers Bay Marina 396 Comment
  SBBG115547  Saponaria officinalis B. Crampton 1964-8-26 7177 Shasta Castle Crag, 3 mi S of Dunsmuir, Sacramento River Comment
  UCSB30973  Saponaria officinalis Sager, V. 1961-7-10 Shasta 100 feet east of U.S. Highway 99 bridge over Sacramento River; at far end (from entrance) of River Trailor Court; 0.3 mile north of Redding; east of U.S. Highway 99 167 Comment
  UCD118032  Sarcodes sanguinea Harland Frederick 1923-6-1 s.n. Shasta Mt. Lassen. Comment
  CAS-BOT-BC6051  Saxifraga aprica R. M. Austin 1882-8-1 s.n. Shasta Lassen's Peak Comment
  UC1036318  Saxifraga aprica George W. Gillett 1952-8-11 173 Shasta trail from Bumpas Hell to King's Creek (on e side of Kings Creek Meadow near end of trail); Lassen Volcanic National Park, King's Creek Meadow 2377 Comment
  POM93174  Saxifraga odontoloma Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  UC570029  Saxifraga tolmiei H. A. Jensen 1934-10-6 386 Shasta Bumpas Mountain 2651 Comment
  CAS-BOT-BC283645  Schedonorus pratensis Malcom A. Nobs 1949-6-15 783 Shasta Marsh at the junction of Pitt River and Hat Creek at Highway 299 Comment
  CDA10983  Scirpus acutus var. occidentalis G. F. Hrusa 1991-6-26 8475 Shasta Pit River Drainage; Pit River immediately E of confluence with Hat Creek. Comment
  JEPS28335  Scirpus congdonii George W. Gillett 1957-8-9 1013 Shasta about 100 yards above highway (near Cliff Lake Trail, Summit Lake R.S.); Lassen Volcanic National Park, Summit Lake R.S. 2042 Comment
  HSC4160  Scleranthus annuus C. L. Hitchcock 1940-5-20 6473 Shasta 25 mi. E of Redding Comment
  CHSC65804  Scleranthus annuus subsp. annuus L. P. Janeway 1995-6-17 4792 Shasta Backbone Ridge; along Backbone Ridge Road 2.5 mi west of Dry Creek Road. Top of the ridge. Roadside of vehicle pull-out area. 420 Comment
  CAS-BOT-BC240028  Scribneria bolanderi Lewis S. Rose 1954-4-26 54027 Shasta Just w. of Tower House 396 Comment
  RSA121045  Scribneria bolanderi J. T. Howell 1954-4-26 29178 Shasta Just west of Tower House. Comment
  RSA95839  Scribneria bolanderi L. S. Rose 1954-4-26 54027 Shasta Just west of Tower House. 396 Comment
  UC1713600  Scutellaria antirrhinoides C. Epling 1938-6-13 Shasta near Castle Creek Comment
  HSC97000  Scutellaria galericulata R. Fischer, J. Marr 2004-8-15 368 Shasta Ahjumawi Lava Springs State Park, 3 mi. N of McArthur, E edge of Modoc Plateau, N end Big Lake 1011 Comment
  CHSC67242  Scutellaria siphocampyloides David Biek 1987-6-13 6 Shasta Mule Town Rd. ca. 0.75 mi W of Whiskeytown National Recreation Area boundary. 365 Comment
  JEPS120266  Scutellaria siphocampyloides Julie Kierstead Nelson with Wendy Boes 2012-7-5 2102 -062 Shasta Below Knob Peak at reported Eriastum tracyi site 1330 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
  POM260038  Scutellaria siphocampyloides C. L. Hitchcock 1940-5-20 6500 Shasta 25 miles east of Redding. Comment
  SEINET8506907  Secale cereale D. W. Taylor 2008-5-15 20205 Shasta Burney, Burney Creek, northern riparian margin of the creek, south of the Highway 89 roadbed 975 Comment
  UC1056239  Secale cereale Virginia E. Long 1931-5-11 59 A Shasta Anderson 131 Comment
  SEINET10517206  Secale cereale Billy Joe Cox 1971-6-10 Cox 3501 Shasta 15 mi S of Weed on I-5. Comment
  UC455355  Sedum obtusatum subsp. boreale I. J. Condit 1909-8-23 Shasta near Sisson (Castle Lake); , near Sisson 1828 Comment
  SEINET13761399  Sedum obtusatum subsp. paradisum J. Van Susteren 2011-7-5 NSR- 02 Shasta 350 meters SW of Sugarloaf Lookout at 214 degrees, ca 100 meters E of Sugarloaf radio facility. 1100 Comment
  JEPS128439  Selaginella wallacei Julie Kierstead Nelson with Len Lindstrand III 2015-4-22 2015 -030 Shasta Near summit of Minnesota Mountain, eastern Klamath Range, east of I-5; north side of Shasta Lake between McCloud and Squaw Creek arms. Comment
  CHSC43634  Senecio fremontii var. fremontii Vernon Oswald 1986-7-30 2260 Shasta Lassen Hwy between Lake Helen and the summit trailhead, Lassen Volcanic National Park. 2560 Comment
  CAS-BOT-BC363641  Senecio fremontii var. occidentalis Lewis S. Rose 1945-9-7 45266 Shasta Bumpas Hot Springs 2529 Comment
  UC1192091  Senecio hydrophilus Malcolm A. Nobs, S. Galen Smith 1949-7-20 1036 Shasta marshy banks of Fall River at Glenburn; Fall River Comment
  CAS-BOT-BC333006  Senecio scorzonella Hans Leschke 1956-9-21 s.n. Shasta Near Cold Boiling Lake, Lassen National Park 2260 Comment
  UC91692  Senecio scorzonella Mrs. R. M. Austin 1882-8-9 Shasta Kings Valley Comment
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Jul 1 2012
  UC832129  Senecio triangularis E. G. Anderson 1935-9-3 Shasta Lassen Volcanic National Park. Lower part of Brokeoff Trail 2286 Comment
  CHSC109729  Sesbania punicea B. Castro 2005-10-24 1531 Shasta Cascade Range Foothills. ca 0.7 mi E of I-5 on E shore of Churn Ck, ca ).6 mi N and E of the Sacramento R; just N of bridge and jcn of Churn Ck/Dersch Rd and Airport Rd. 131 Comment
  JEPS68542  Setaria pumila J. W. Blankinship 1909-9-15 Shasta <Redding> Comment
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Aug 7 2008
  JEPS74069  Setaria viridis Virginia E. Long 1931-5-31 81 a Shasta w. of Stocker's place Anderson Comment
  CHSC48912  Sibbaldia procumbens Vernon Oswald 1986-7-28 2250 Shasta Emerald Lake, Lassen Volcanic National Park. On the edge of the lake. 2462 Comment
  UC1558216  Sibbaldia procumbens Harold and Virginia Bailey 1948-8-27 2930 b Shasta Kings Creek meadow; Lassen Volcanic National Park 2164 Comment
  UC1736414  Sibbaldia procumbens Dean W. Taylor 1974-7-31 4683 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak, 2438 Comment
  SEINET10904438  Sidalcea W. D. Stevens 1985-4-25 Stevens 23566 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  SEINET7067181  Sidalcea celata A. G. Vestal 1947-5-2 s.n. Shasta About 4.4 miles east of Redding on Boyle Road. Coordinate datum: NAD27. Comment
  CHSC71879  Sidalcea gigantea Vernon H. Oswald; Lowell Ahart 1998-9-8 9568 Shasta Hwy. 299 adjacent to a branch of Hatcet Creek 0.1 mi west of the 67 mi post between Hillcrest and Burney, 1.3 mi west of Hatchet Mtn. Summit. 1280 Comment
  UC1738774  Sidalcea gigantea Dean W. Taylor 1997-7-24 16151 Shasta South Fork Digger Creek, ca. 0.5 mi W Heart Lake 1950 Comment
  RSA699544  Sidalcea glaucescens R fischer, Jenny Marr 2004-5-22 230 Shasta Ahjumawi Lave Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. SE or Ahjumawi LSSP, on access rd. to Rat Farm, n. of McArthur. 1011 Comment
  POM319900  Sidalcea hartwegii Barbara Shervanick 1974-5-9 1333 Shasta Wilson Hill Rd (A6) about 2 miles south of Shingletown. Cascade Mt. Range 915 Comment
  UC871467  Sidalcea malviflora subsp. asprella C. L. Hitchcock 1940-5-17 6448 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
  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
  JEPS67260  Sidalcea oregana subsp. spicata Jos. Grinnell 1925-8-1 Shasta Lassen Peak trail trail to Mt. Lassen, Lassen Peak trail 2286 Comment
  UC1543864  Sidalcea oregana subsp. spicata Harold and Virginia Bailey 1948-8-28 3063 a Shasta Sulphur Works Lassen Volcanic National Park, Sulphur Works 2133 Comment
  GMDRC6936  Sidalcea oregana var. oregana J. M. Andre, T. La Doux, Senna & Elias Andre 2013-7-12 31404 Shasta along north side of Hwy 89 at Pondosa Rd exit, Little Bear Flat, approx. 25 mi. east of McCloud, approx. 20 mi. north of Burney, just south of Siskiyou Co. line 1236 Comment
  UC454244  Silene californica I. J. Condit 1911-8-2 Shasta Castella Comment
  CHSC66144  Silene campanulata subsp. glandulosa Vernon H. Oswald 1996-5-30 7678 Shasta Cascade Range Foothills. East of the McCloud Arm of Shasta Lake on Gilman Rd. (now Forest Road 27), 7.2 mi E of the McCloud River Bridge. On a roadside bank. 609 Comment
  JEPS28430  Silene douglasii George W. Gillett 1957-8-11 1031 Shasta Pilot Pinnacle Lassen Volcanic National Park, Pilot Pinnacle (s crags just below the summit) 2706 Comment
  UC725546  Silene douglasii A. A. Heller 1941-8-16 16297 Shasta along the Bumpas Hell trail a short distance from the parking place; along the Bumpas Hell trail 2438 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
  UC1561086  Silene grayi Dean W. Taylor 1988-6-24 8990 Shasta Summit of Grizzly Peak 1905 Comment
  CAS-BOT-BC389210  Silene laciniata subsp. californica L. R. Abrams 1922-8-7 9923 Shasta Mears Creek near Castella Comment
  CDA13537  Silene lemmonii G. F. Hrusa, T. D. Wilfred 1996-7-22 13364 Shasta Lassen National Forest; USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  CHSC85453  Silene lemmonii G. F. Hrusa; T. D. Wilfred 1996-7-22 13364 Shasta Northeast California. Lassen National Forest. USFS S16 in Bunchgrass Valley, approx. 4 m W of Hwy 89. 1615 Comment
  POM100922  Silene lemmonii Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  CAS-BOT-BC389502  Silene menziesii Alice Eastwood 1912-6-29 947 a Shasta Goose Valley Comment
  CAS-BOT-BC389503  Silene menziesii Alice Eastwood 1912-6-29 947 a Shasta Goose Valley Comment
  JEPS50955  Silene nuda W. L. Jepson 1914-8-10 5762 Shasta Upper Fall River Valley at Dana (ne Shasta County); Upper Fall River Valley at Dana 1036 Comment
  CAS-BOT-BC181352  Silene occidentalis Alice Eastwood 1912-8-22 1809 Shasta Trail from Morgan's Springs to Lassen Butte Comment
  UC1024363  Silene suksdorfii George W. Gillett 1952-9-1 245 Shasta summit area of Lassen Peak Lassen Volcanic National Park, summit area Lassen Peak (s slope, Lassen Volcanic National Park) 3108 Comment
  CHSC88743  Sisymbrium altissimum R. Fischer; J. Marr 2004-5-25 257 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located in mdw. between Horr Pond and Camp 7. Near main park rd., throughout park. 1010 Comment
  UC1036169  Smelowskia ovalis var. congesta George W. Gillett 1952-9-1 243 Shasta summit area Lassen Volcanic National Park, Lassen Peak (s slope) 3108 Comment
  UC1036209  Smelowskia ovalis var. congesta George W. Gillett 1952-7-16 276 Shasta summit area Lassen Volcanic National Park, Lassen Peak 3108 Comment
  SD230982  Smilax californica James R. Shevock 1992-6-16 12190 Shasta Adjacent to Little Cedar Creek off of Calif. Highway 299 just south of Shasta-Trinity National Forest. 548 Comment
  UC1191772  Solanum dulcamara Malcolm A. Nobs, Herbert L. Mason 1949-5-14 746 Shasta between Hat Creek and Pitt River Bridge (Highway 299) Comment
  NY759529  Solanum dulcamara C. L. Hitchcock 1940-5-24 6547 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills. 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
  UC1567423  Solanum umbelliferum G. Schoolcraft 1989-6-5 1898 Shasta e of Timbered Crater (in Lava Bed area) 1051 Comment
  CAS-BOT-BC365242  Solidago velutina subsp. californica Alice Eastwood 1912-7-24 1373 Shasta Castella Comment
  CAS-BOT-BC365243  Solidago velutina subsp. californica Alice Eastwood 1912-7-26 1455 Shasta Pitt Comment
  UC829907  Solidago velutina subsp. californica Alice Eastwood 1912-7-24 1373 Shasta Castella Comment
  UCD136078  Solidago velutina subsp. californica G. F. Hrusa 1991-10-6 8526 Shasta 6 miles north of Highway 299 and 10 miles west of Burney, on Big Bend Road near Roaring Creek. Comment
  CAS-BOT-BC235355  Sorghum X drummondii Virginia E. Long 1931-5-21 79 a Shasta Anderson. Along S.P. Railroad 131 Comment
  JEPS74076  Sorghum halepense Virginia E. Long 1931-5-22 78 a Shasta ca. 3 mi. w. of Pacific Hwy. between Redding and Anderson (Steward Ranch, Happy Valley (plateau region on mt. top n. of Olinda)); Happy Valley Comment
  SEINET10517455  Sorghum vulgare Paul Gallian, Billy Joe Cox 1971-6-10 Gallian 707 Shasta 5 mi N of Redding on I-5; old field, several grasses; digger pine and Lupinus vallicola. Comment
  POM312951  Sparganium angustifolium subsp. emersum Malcolm A. Nobs, H. L. Mason 1949-5-29 749 Shasta Marsh between Hat Creek and Pitt River bridge, Highway 299. Comment
  CAS-BOT-BC390750  Spergularia marina John Thomas Howell 1955-6-14 30419 Shasta 0.8 mile west of Tower House 396 Comment
  UC13091  Spiraea douglasii I. W. Morse Jul 1886 Shasta Shasta Comment
  OBI9963  Spiraea douglasii H. E. McMinn 1931-6-26 2503 Shasta Near Dunsmon Comment
  RSA69655  Spiranthes porrifolia Frank W. Peirson 1932-7-12 10133 Shasta Along shore of Lake Eiler. Thousand-Lake Basin. 1951 Comment
  HSC28142  Spiranthes romanzoffiana J. D. Ackerman, A. Montalvo 1973-6-23 63 Shasta 1/2 mi. W of Whiskeytown Lake along Clear Creek Comment
  UC552356  Spirodela polyrhiza H. W. Shepherd 1936-2-3 Shasta Fall River Mills Comment
  SEINET11587814  Stachys ajugoides Unknown 2016-8-16 15 Shasta Pondosa Comment
  CHSC88808  Stachys ajugoides var. rigida R. Fischer 2004-7-4 313 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located at n. end Big Lake, western shore. In mdw. 1008 Comment
  JEPS28539  Stachys ajugoides var. rigida George W. Gillett 1957-7-8 666 Shasta 1/4 mi s Burney Highway (5.8 mi ne of Manzanita Lake Entrance Station); Lassen Volcanic National Park, Lost Creek 1584 Comment
  UC416582  Stachys ajugoides var. rigida Milo S. Baker 1898-7-9 412 Shasta near Burney Valley (near summit Tamarack Road) Comment
  UCLA70915  Stachys ajugoides var. rigida C. Epling, Mrs. Epling Aug 1 1935-Aug 15 1935 Shasta Sulphur Spring Mt. Lassen Comment
  UCD84712  Stachys rigida subsp. rivularis Robert E. Preston 2009-7-7 2697 Shasta Ca. 10 mi SSW of Burney, at S end of The Gardens. 1484 Comment
  CHSC58494  Stellaria calycantha Vernon H. Oswald; Lowell Ahart 1992-7-9 5085 a Shasta Lassen Volcanic Park. SW side of Horseshoe Lake. Along a streamlet on the S side of the meadow at the W end of the S arm of the lake. 1999 Comment
  JEPS28434  Stellaria calycantha George W. Gillett 1957-8-8 999 Shasta ne of Lassen Peak (above Paradise Meadow); Lassen Volcanic National Park 2499 Comment
  HSC72033  Stellaria nitens J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9604 Shasta Hwy. 36, 3.2 mi. from the Trinity Co. line 915 Comment
  CAS-BOT-BC395084  Stellaria nitens Ellsworth Bethel 1923-4-21 s.n. Shasta Fall River Mills Comment
  UC1558249  Stellaria umbellata Harold and Virginia Bailey 1948-8-25 3027 b Shasta Summit Lake; Lassen Volcanic National Park 2040 Comment
  HSC101642  Stipa thurberiana J. P. Smith 2010-6-25 12970 Shasta Along USFS Service Road, S of the Callahan to Gazelle Road 1541 Comment
  SJSU11284  Stipa thurberiana S. H. Casey 1980-6-21 1177 Shasta by State Route A 19, 3 mi W of McArthur 1036 Comment
  CHSC30922  Streptanthus drepanoides M. S. Taylor 1980-8-14 3245 Shasta At jct of 28N28 and 29N43, ca. 1 mi n of Goat Camp. 1371 Comment
  SEINET10448320  Streptanthus drepanoides Mary Susan Taylor 1980-8-14 Taylor 3245 Shasta T29N R11W se sec 26, Dubakella Mt quad. Shasta-Trinity Natl Forest, on serpentine ridge at jct of rds 28N28 and 29N43, ca. 1 mi N of Goat Camp. 1378 Comment
  POM226892  Streptanthus tortuosus R. C. Bacigalupi 1934-5-28 2396 Shasta Kennett fune-denuded area, Kennett. 274 Comment
  RSA125297  Streptanthus tortuosus P. H. Raven, Otto T. Solbrig 1958-6-16 13230 Shasta O Brien, Shasta Lake. 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
  UC54267  Streptanthus tortuosus var. orbiculatus H. M. Hall and E. B. Babcock June 1903 4142 Shasta South Fork Bear Creek Sierra Nevada Mountains (ne Shasta Co.) 1341 Comment
  SEINET5505747 Image available Styrax officinalis var. californicus W. L. Jepson 1914-1 6177 Shasta Delta 396 Comment
  CAS-BOT-BC64504  Styrax redivivus Alice Eastwood 1912-7-26 1455 a Shasta Kennet. Comment
  CAS-BOT-BC64506  Styrax redivivus Alice Eastwood; John Thomas Howell 1934-4-21 1804 Shasta Between Lorraine and Welta. Comment
  HSC40206  Styrax redivivus J. P. Smith 1976-5-22 8813 Shasta French Gulch-Carrville Rd. 732 Comment
  POM187307  Styrax redivivus Marcus E. Jones 1931-7-16 s.n. Shasta Pitt River Bridge. Comment
  RSA27888  Styrax redivivus C. Leo Hitchcock 1940-5-20 6486 Shasta 25 miles east of Redding. Comment
  RSA621161  Styrax redivivus James R. Shevock, Barbara Ertter 1992-6-13 12196 Shasta Squaw Creek. Along forest highway 27, 0.6 miles north of Squaw Creek Forest Service station, Shasta-Trinity National Foret. 366 Comment
  UC22718  Swertia albicaulis var. nitida M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  CAS-BOT-BC5526  Swertia bethelii Ellsworth Bethel 1923-5-17 s.n. Shasta Fall River Mills Comment
  UCD168939  Swertia perennis Duncan MacDuffie 1924-7-1 s.n. Shasta Roaring River. Comment
  CHSC88759  Symphoricarpos albus var. laevigatus R. Fischer; J. Marr 2004-5-28 274 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 Ya-She. 1013 Comment
  CHSC89784  Symphyotrichum ascendens R. Fischer; J. Marr 2004-8-14 417 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Off Lava Springs Trail, near camp 7 and Horr Pond. On mdw. 1010 Comment
  CAS-BOT-BC98470  Symphyotrichum spathulatum John Thomas Howell 1934-7-4 12412 Shasta 3 miles sw. of Fall River Mills Comment
  JEPS28751  Symphyotrichum spathulatum George W. Gillett 1957-8-11 1034 Shasta Hat Lake Lassen Volcanic National Park 1965 Comment
  UC711831  Symphyotrichum spathulatum Roxana S. Ferris and Laura Lorraine 1941-8-10 10474 Shasta near Summit Lake; Lassen National Park 2042 Comment
  UC615023  Taxus brevifolia Beryl O. Schreiber 1934-6-11 1180 Shasta Hatchet Creek Comment
  JEPS95602  Tellima grandiflora Vernon H. Oswald and L. Ahart 1994-5-12 6202 Shasta T35N R5W SW1/4 SW1/4 Sec. 28, 1160 ft, Yellow Pine Forest. S side of Sugarloaf Creek just upstream from Lakeshore Dr. (35N08), on the W side of the Sacramento River Arm of Shasta Lake 353 Comment
  CHSC65828  Thalictrum fendleri var. polycarpum Marria Ulloa-Cruz 1995-4-17 103 Shasta Shasta-Trinity National Forests. Packers Gulch and Waters Gulch Trail crossing. On side of creek. 360 Comment
  CAS-BOT-BC77745  Thelypteris nevadensis David Showers 1979-7-5 4256 DWS Shasta slope south of Noble's Pass, Lassen Volcanic National Park 1828 Comment
  CHSC93191  Thermopsis californica var. argentata R. Fischer 2005-4-19 652 Shasta Along Hwy 299 west of Burney Falls in the CaR. At edge of meadow, near lumber mill. 914 Comment
  UC866574  Thermopsis californica var. argentata C. L. Hitchcock 1940-5-24 6533 Shasta ca 20 mi w Fall River Mills; Hat Creek Comment
  UC1584278  Thermopsis gracilis Julie Kierstead Nelson 1990-4-20 90 -22 Shasta Gilman Road (FR 7H009) 6.4 mi e junction with Interstate 5; Shasta Lake Ranger District 457 Comment
  CDA3885  Thlaspi arvense C. B. Carnahan 1958-5-16 424 -58 Shasta Pittville 0 Comment
  CAS-BOT-BC66790  Thysanocarpus curvipes Alice Eastwood 1912-6-28 692 Shasta Burney. Comment
  UC1713739  Thysanocarpus laciniatus H. E. Brown May 15 1897-May 28 1897 241 Shasta near Pit River Ferry; near Pit River Ferry 213 Comment
  CHSC4043  Thysanocarpus radians Sadie Gualtieri 1967-3-20 Shasta Collected: Hiway 44 out of Redding, S. at Deschutes Rd., 2 or so miles to Belmont Drive, W. to end of st. on N. side. Comment
  POM298402  Tofieldia glutinosa subsp. occidentalis Blanche Clear 1940-7-24 s.n. Shasta King s Creek, Lassen Volcanic Park Comment
  JEPS31010  Tonella tenella D. E. Breedlove 1962-6-11 3391 Shasta e side Burney Falle (Burney Falls State Park); Cascade Range 914 Comment
  CHSC110529  Torilis arvensis Julie Kierstead Nelson 2012-5-1 2012 -012 Shasta 5 mi N of Shasta College, NE of Redding; floodplain of unnamed tributary to Stillwater Creek. 198 Comment
  RSA455450  Torilis arvensis Christopher Davidson 1973-5-22 2086 Shasta along Hwy 299 ca. 15 mi E of Redding, in rocky streamside places near Little Cow Cr. 396 Comment
  UCD163301  Toxicoscordion fremontii Jack Major 1955-4-13 s.n. Shasta Bald Hills, western Shasta County (w. Redding 20 mi.). 396 Comment
  CHSC71336  Toxicoscordion paniculatum Vernon H. Oswald 1998-6-22 9235 Shasta Near the PTC Trailhead at Mud Lake ca 3 mi northeast of Hwy. 89 at Old Station. 1487 Comment
  CHSC9182  Trientalis latifolia G. Strausbaugh 1970-6-21 122 Shasta On cut-bank above road in damp soil near spring on Buckhorn Bally ca. 3.5 mi. from U. S. Hwy 299W 20.2 mi. east of Douglas City. 1188 Comment
  HSC46985  Trientalis latifolia Christopher Knopp 1978-5-13 62 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  HSC45440  Trientalis latifolia M. Alcasas 1978-5-14 90 Shasta Basin Gulch Campground, 1.5 mi from Hwy. 36, beside old logging rd. directly above Cottonwood Creek 861 Comment
  SEINET7073560  Trifolium albopurpureum var. dichotomum A. G. Vestal 1955-5-19 s.n. Shasta About 16.8 miles east of Redding on Route 299. UTM Zone 10, 574060mE, 4504395mN. Coordinate datum: NAD27. Comment
  UC16445  Trifolium breweri F. W. Morse July, 1886 Shasta Shasta Comment
  UC631485  Trifolium breweri G. J. Young July 1912 6 Shasta Sacramento River Comment
  UCD80869  Trifolium campestre Robert E. Preston 2007-5-11 2494 Shasta Redding, along Airport Rd, ca. 0.5 mile S of Rancho Rd. 155 Comment
  UC54399  Trifolium cyathiferum H. M. Hall and E. B. Babcock June, 1903 4207 Shasta along Fall River; Sierra Nevada Mountains 1066 Comment
  UC70389  Trifolium depauperatum var. depauperatum Milo S. Baker 1896-5-1 23 Shasta near Redding (Millsville Rd) Comment
  JEPS65890 Image available Trifolium fucatum J. W. Blankinship 1911-4-11 Shasta Redding Comment
  CHSC112791  Trifolium hybridum Lowell Ahart; John Dittes 2013-6-9 18796 Shasta Along the northeast side of the fence, about 20 yards east of Rat Farm Boat Launch, 3.4 air-miles north of McArthur, Fall River Valley, McArthur Swamp. 1007 Comment
  OBI77301  Trifolium longipes subsp. hansenii Anthony Baniaga 2011-6-14 351 Shasta Lassen NF. S central side of Pine crk Valley, 100m E of RR tracks, near decomissioned 31N06. Pine Crk Valley quad. T31N R8e sec 10 NW of NE 1737 Comment
  CHSC63064  Trifolium microdon Vernon H. Oswald; Lowell Ahart 1994-5-6 6180 Shasta Clikapudi Trail paralleling Clikapudi Creek, SW of Clikapudi Bay off of the Pit Arm of Shasta Lake. 350 Comment
  JEPS65991  Trifolium microdon J. W. Blankinship 1911-5-11 Shasta Olinda Comment
  SEINET7073559  Trifolium microdon A. G. Vestal 1955-5-19 s.n. Shasta About 16.8 miles east of Redding on Route 299. UTM Zone 10, 574060mE, 4504395mN. Coordinate datum: NAD27. Comment
  CHSC35541  Trifolium oliganthum J. P. Smith; J. O. Swayer, T. W. Nelson 1978-4-9 9662 Shasta County Rd A16, 4.0 miles from its junction with State Route 36. 731 Comment
  HSC72338  Trifolium oliganthum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9662 Shasta County Rd. A16, 4 mi. from its junction with Hwy. 36 732 Comment
  UCSC008081  Trifolium piorkowskii Randall Morgan 2010-5-27 5034 Shasta Comment
  JEPS114485  Trifolium pratense Lowell Ahart, John Dittes 2008-6-19 14835 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
  RSA91575  Trifolium productum F. W. Peirson 1932-7-13 10177 Shasta Thousand Lake Basin 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
  UC54381  Trifolium variegatum var. variegatum H. M. Hall and E. B. Babcock 4277 Shasta Deer Flat Moutn Lassen 1341 Comment
  CHSC89765  Triglochin concinna var. debilis R. Fischer; J. Marr 2004-8-14 433 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off Lava Springs Trail, western shore Big Lake. 1008 Comment
  CHSC84061  Triglochin scilloides Lowell Ahart; John Dittes 2003-5-12 10172 Shasta In a vernal pool, about 250 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  CHSC99769  Triglochin scilloides Lowell Ahart; John Dittes 2008-6-21 14999 Shasta On wet soil in the drying pond, north of the large culvert, east of the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  CHSC61691  Trillium albidum Steven A. Conley 1986-4-7 1 Shasta Gilman rd, 1 mi e of I-5 hwy, 13 mi n of Redding. 420 Comment
  UC54196  Trillium albidum H. M. Hall and E. B. Babcock 1903-6-25 4285 Shasta N. Fork Battle Creek Sierra Neavda Mts., N. Fork Battle Creek Comment
  UC922371  Trillium albidum Annie M. Alexander and Louise Kellogg 1949-7-7 5783 Shasta road to White Rock Ranger Station off of State Hwy. 29 Harrison Gulch, Middle Fork Cottonwood Creek 807 Comment
  UCR7820  Triphysaria eriantha Wm. Horn Jr. 1967-5-6 670506- 01 Shasta Anderson, immediately south of Pinon Ave., 100 yds. west of Hwy 99 (Business Interstate 5) 152 Comment
  JEPS28308  Trisetum canescens George W. Gillett 1957-7-5 658 Shasta Manzanita Lake area Lassen Volcanic National Park (near trail between employees area and museum) 1798 Comment
  LA206414  Trisetum spicatum Jason Swallen; 1939-8-8 13823 Shasta Mount Shasta, Horse Camp Creek 2468 Comment
  JEPS28311  Trisetum wolfii George W. Gillett 1957-8-2 964 Shasta 0.25 mi below Summit Lake (and 100 yds s of Corral Meadows trail); Lassen Volcanic National Park 2026 Comment
  UCD93284  Trisetum wolfii John Thomas Howell 1960-8-23 36445 Shasta Lassen Volcanic National Park. Lassen Loop above Little Hot Springs Valley. 2407 Comment
  UC1133867  Triteleia bridgesii P. L. Johannsen 1932-6-12 127 Shasta 1/2 mi e Long Gulch; Redding Quadrangle 457 Comment
  SEINET3888925  Triteleia crocea D. E. Bright 1961-6-11 164 Shasta 2 1/2 miles E. of Burney.; 0 963 Comment
  JEPS103794  Triteleia crocea var. crocea Martin J. Lenz 2003-5-22 12 Shasta private access road off the Pit 5 Road; 1.5 mi (air) SW of Big Bend 668 Comment
  CAS-BOT-BC465576  Triteleia hyacinthina Julie Kierstead Nelson 2015-4-13 2015 -012 Shasta City of Redding, 1/4 mi S of Hwy 44, south of intersection of Hartnell & Argyle Rd 477 Comment
  JEPS128427  Triteleia hyacinthina Julie Kierstead Nelson 2015-4-13 2015 -012 Shasta City of Redding, 1/2 mile S of Hwy 44, south of intersection of Hartnell and Argyle Road. Comment
  JEPS64210  Triteleia hyacinthina J. W. Blankinship 1911-4-16 Shasta Olinda Comment
  CAS-BOT-BC522310  Triteleia hyacinthina Margaret M. Hanna 1956-6-3 958 Shasta Hiway 299, about 51 mi. East of Redding Comment
  CAS-BOT-BC522314  Triteleia hyacinthina A. A. Heller 1905-5-31 7911 Shasta Near Middle Creek Station Comment
  CDA39444  Triteleia hyacinthina T. C. Fuller 1963-6-1 10613 Shasta Iron Mtn. Rd., 2.1 miles above Iron Mtn. School, northwest of Redding. 0 Comment
  RSA70150  Triteleia hyacinthina F. W. Peirson 1932-7-9 10286 Shasta Burney Spring. 1433 Comment
  CAS-BOT-BC524243  Triteleia ixioides subsp. anilina D. E. Breedlove 1962-6-11 3393 Shasta On east side of Burney Falls, Burney Falls State Park, Cascade Range 914 Comment
  HSC49772  Triteleia ixioides subsp. anilina J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9839 Shasta Deer Lick Springs Rd. 4.1 mi. from its junction with Hwy. 36 1189 Comment
  HSC84305  Triteleia ixioides subsp. scabra J. P. Smith, Thomas W. Nelson 1982-5-15 10414 Shasta 0.1 miles from Hwy. 299, along roadside to Yankee Gulch 457 Comment
  CAS-BOT-BC526468  Triteleia montana Gillett; Hans Leschke 1957-7-13 s.n. Shasta Lassen Volcanic National Park, between Devils Kitchen and Bench Lake Comment
  OBI24790  Tsuga mertensiana Wallace Weber, John C. Cooke, D. J. Pinkava, & David J. Keil 1969-8-18 2182 Shasta 5.8 mi N of S entrance to Lassen Volcanic Natl Park Comment
  RSA572079  Tsuga mertensiana H. F. Copeland 1931-8-9 1445 Shasta Mt. Lassen. 2439 Comment
  CAS-BOT-BC80238  Tsuga mertensiana subsp. grandicona W. B. C. 1938-9-8 11677 Shasta around the borders of the Panther Creek Meadows and extending across Gray Butte to the east 2286 Comment
  SJSU1559  Turritis glabra C. W. Sharsmith 1954-6-25 6203 Shasta Viola 1341 Comment
  UCD94956  Typha latifolia P. B. Kennedy 1927-6-14 24 Shasta Pit River. Pit pool. Comment
  UCD84715  Vaccinium membranaceum Robert E. Preston 2009-7-7 2700 Shasta Ca. 10 mi SSW of Burney, at S end of The Gardens. 1484 Comment
  CAS-BOT-BC228827  Vaccinium shastense subsp. shastense Peter W. Fritsch; James R. Shevock; Lu Lu; Martin Lenz; Julie Nelson 2012-6-18 1922 Shasta Whiskeytown-Shasta Trinity National Recreation Area. Along forest road 35N05 (Westside Road) at Friday Louden Mine adit, along a tributary stream of Shoemaker Gulch above Shasta Lake 741 Comment
  CAS-BOT-BC418656  Vaccinium shastense subsp. shastense Len Lindstrand III 2011-9-21 s.n. Shasta Northwest slope of Bohemotash Mountain. Approximately 0.75 mi. northwest of Bohemotash Mountain, along unnamed headwater stream tributary to Fall Creek. 1036 Comment
  CAS-BOT-BC418664  Vaccinium shastense subsp. shastense Len Lindstrand III; Julie Kierstead Nelson 2014-9-5 s.n. Shasta Ingot. In unnamed stream tributary to Little Cow Creek, below Coronado Mine. 381 Comment
  CHSC115723  Vaccinium shastense subsp. shastense Julie Kierstead Nelson 2011-7-8 2011035 Shasta Friday Louden mine adit, adjacent to County Road 5G012, west slope of Shasta lake.; ca 2 miles NW of Shasta Dam. 792 Comment
  CHSC115730  Vaccinium shastense subsp. shastense Len Lindstrand III 2009-5-13 Shasta Little Backbone Creek above confluence with Shasta Lake. 335 Comment
  JEPS123477  Vaccinium shastense subsp. shastense Len Lindstrand III with Julie Kierstead Nelson 2014-9-5 s.n. Shasta Ingot. In unnamed stream tributary to Little Cow Creek, below Coronado Mine. Oak Run 7.5' USGS quadrangle. Comment
  UCD166815  Vaccinium shastense subsp. shastense Len Lindstrand III 2012-10-17 s.n. Shasta Bully Hill, in seasonal seepy areas, uplands around old mine prospects, and along drainages below old copper mine workings. 411 Comment
  UC1326254  Vaccinium uliginosum subsp. occidentale Milo S. Baker 1947-8-13 11990 Shasta margin of Summit Lake Mt. Lassen National Park, Summit Lake 2042 Comment
  UC1748305  Vaccinium uliginosum subsp. occidentale Loren Gehrung 1999-10-10 174 Shasta 1/3 mi W of Lake Eiler; Thousand Lakes Wilderness 1962 Comment
  UCD84714  Vaccinium uliginosum subsp. occidentale Robert E. Preston 2009-7-7 2699 Shasta Ca. 10 mi SSW of Burney, at S end of The Gardens. 1484 Comment
  HSC100174  Ventenata dubia J. P. Smith 2011-8-7 13355 Shasta Along Archie Brown Road, W of Glenburn. 1009 Comment
  UCD18292  Ventenata dubia Joe Ditomaso 2001-6-12 s.n. Shasta Glenburn, 5 miles from Fall River, moist ditch on Brown Rd., between McArthur Rd. and Clenburn Rd., south side of road near old church. Comment
  RSA69509  Veratrum californicum Frank W. Peirson 1932-7-13 10127 Shasta In Big Meadow, Thousand-Lake Basin. 1951 Comment
  UC1142702  Veratrum insolitum Mary W. Twight 1956-7-16 Shasta s side of canyon w Castella (about a mile up road leading to the top of Flume Creek Ridge); Castle Creek Canyon 762 Comment
  SEINET12048931  Veratrum insolitum L. E. Smith 1913-1 512 Shasta Castella Comment
  JEPS11179  Verbascum blattaria M. A. King May, 1921 Shasta Anderson Comment
  JEPS3309  Veronica wormskjoldii George Gillett 1952-8-26 228 Shasta along Kings Creek, in Park Service Campground area Kings Creek; Lassen Volcanic National Park, Kings Creek Comment
  UC887605  Veronica wormskjoldii E. G. Anderson 1935-8-28 Shasta Crescent Cliffs; Lassen Volcanic National Park, Crescent Cliffs 2286 Comment
  CDA13070  Vicia americana subsp. americana G. F. Hrusa, T. D. Wilfred 1996-6-1 12999 Shasta Lassen National Forest; NW side of Hwy 44 1 m. SW of USFS N12 to Twin Bridges. Comment
  UC144573  Vicia americana var. americana A. A. Heller 1905-5-27 7874 Shasta near Redding Comment
  HSC31753  Vicia cracca Donald Spalinger 1974-5-18 72 Shasta 22 mi. E of Redding on Hwy. 299 366 Comment
  SEINET10480160  Viola Mary Susan Taylor 1980-6-10 Taylor 2814 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
  CAS-BOT-BC264055  Viola adunca M. A. Showers 1980-7-3 1886 mas Shasta By seasonal stream flowing into Hat Creek, approximately 0.5 mile from trailhead at Hat Lake, Lassen Volcanic National Park 1920 Comment
  UC1024376  Viola adunca George W. Gillett 1952-7-29 124 Shasta vicinity of Hat Lake; Lassen Volcanic National Park, Paradise Meadow 2148 Comment
  CHSC2002  Viola bakeri M. Underhill 1952-6-22 Shasta 1371 Comment
  UC54337  Viola bakeri H. M. Hall and E. B. Babcock June, 1903 4153 Shasta Bear Creek, northeastern Shasta County Bear Creek; Sierra Nevada Mountains 1310 Comment
  JEPS50269  Viola beckwithii Alma U. Ames 1918-3-28 Shasta near the town of McArthur Comment
  JEPS50290  Viola douglasii Alice King March 1921 Shasta Plains near Anderson Comment
  UC19277  Viola douglasii M. S. Baker and Frank Nutting 1894-5-25 Shasta Burney Valley Comment
  CHSC33034  Viola glabella Richard K. McGaugh 1979-4-14 16 Shasta Base of Flume Creek Ridge, 2.42 km. w. of confluence of Castle Creek and Sacramento River, 375 m. s. of Castle Creek, near Castella. 621 Comment
  HSC48307  Viola lobata J. P. Smith 1976-5-22 8803 Shasta French Gulch-Carrville Rd. 1220 Comment
  CHSC66150  Viola lobata subsp. integrifolia Vernon H. Oswald 1996-5-30 7675 Shasta East of the McCloud Arm of Shasta Lake on Gilman Rd. (now Forest Road 27), 7.2 mi E of the McCloud River Bridge. 609 Comment
  CAS-BOT-BC530135  Viola lobata subsp. integrifolia Alice Eastwood 1912-6-27 638 Shasta Montgomery Creek Comment
  CHSC93291  Viola nephrophylla R. Fischer 2005-4-17 575 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected on west side of Big Lake on a marshy meadow at water edge, approximately at mid-lake point. 1007 Comment
  HSC25978  Viola purpurea subsp. purpurea D. H. Norris, T. Nelson, S. Dowty 1971-6-21 19215 Shasta Near Baker Lake about 5 mi. E of Old Station on road 33N0A Comment
  CHSC63590  Viola purpurea subsp. quercetorum Vernon H. Oswald 1994-5-6 6176 Shasta Clikapudi Trail paralleling Clikapudi Bay off of the Pit Arm of Shasta Lake, E of the trailhead at the Jones Valley Boat Ramp. 350 Comment
  HSC65909  Viola purpurea subsp. quercetorum D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-5-3 64 Shasta Harrison Gulch along Hwy. 36 at rd. to Deer Lick Springs 823 Comment
  JEPS91195  Viola purpurea subsp. quercetorum Dean W. Taylor 1993-4-16 13356 Shasta Shingletown Ridge; ca 1.5 miles NE Black Butte, north of Ash Creek 853 Comment
  UCR37563  Viola quercetorum Mike Malamus, Brian Kearney, P. Williams 1984-5-12 27 Shasta Harrison Gulch, c. 20 mi. east of Hayfork 823 Comment
  CAS-BOT-BC203105  Vitis californica Doris K. Kildale; J. W. Gillespie 1929-6-22 8023 Shasta Salt Creek, 36 miles south of Dunsmuir Comment
  CAS-BOT-BC385038  Vitis californica Elmer I. Applegate 1929-6-18 5742 Shasta Pollock, Sacramento River, 20 miles north of Redding Comment
  CHSC93317  Vulpia bromoides R. Fischer 2005-5-20 587 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Comment
  UC1738782  Vulpia bromoides Dean W. Taylor 1988-6-22 9840 Shasta Burney Spring, northeast base of Burney Mtn, Lassen National Forest 1444 Comment
  CDA36856  Vulpia microstachys CDFA Staff May 1999 s.n. Shasta Pit River. 0 Comment
  POM198608  Vulpia microstachys Alice Eastwood 1912-6-29 919 Shasta Goose Valley Comment
  JEPS104045  Vulpia microstachys var. ciliata Lowell Ahart 2003-5-12 10170 Shasta About 350 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
  UCD36249  Vulpia microstachys var. confusa Beecher Crampton 1953-5-1 1201 Shasta Shasta County, 0.5 mile north of Cottonwood. Comment
  CHSC93013  Vulpia microstachys var. pauciflora R. Fischer 2005-5-22 619 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected about camp 7. 1013 Comment
  UC149649  Vulpia microstachys var. pauciflora H. M. Hall and E. B. Babcock Jun 1903 4195 Shasta Fall River Springs Sierra Nevada Mountains (ne Shasta County) 1066 Comment
  UCD94607  Vulpia microstachys var. pauciflora R. Tofsrud 1950-6-1 s.n. Shasta Ono Plot #2. Comment
  CAS-BOT-BC184584  Vulpia microstachys var. pauciflora John Thomas Howell 1961-6-19 36518 Shasta Manzanita Lake 1783 Comment
  HSC9922  Vulpia myuros R. S. White 1965-5-14 59 Shasta 30 mi. NE of Redding on Hwy. 299. Comment
  RSA318287  Wolffia borealis Wayne P. Armstrong 1984-8-25 1219 Shasta Scirpus-Typha marsh at west end of Fall River Mills-- 100 m south of bridge where Highway 299 crosses Fall River 1012 Comment
  UC375170  Woodsia oregana Baker and Nutting 1894-1 Shasta Burney Falls Comment
  RSA226754  Woodwardia fimbriata I. L. Wiggins 1968-12-30 21052 Shasta Under slight overhang on S side of Roaring River about 1 km above bridge on Gas Point Road, NW of Red Bluff 213 Comment
  CHSC96188  Wyethia angustifolia R. Fischer 2006-7-21 900 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected from mixed brushy woodlands (western juniper, Rhus trilobata, YPF) between Horr Pond and Crystal Springs. 1013 Comment
  CAS-BOT-BC383232  Wyethia angustifolia Elmer I. Applegate 1929-6-23 5860 Shasta Burney, eastern Shasta County Comment
  CAS-BOT-BC383233  Wyethia angustifolia Alice Eastwood 1912-6-29 824 Shasta Goose Valley Comment
  UC456061  Wyethia angustifolia I. J. Condit 1911-7-10 Shasta Mt. side Shasta Retreat Comment
  CHSC89705  Wyethia mollis R. Fischer; J. Marr 2004-5-22 377 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected along rd. between McArthur and Rat Farm. Mdw on edge of the old McArthur Swamp. 1013 Comment
  JEPS62271  Zigadenus paniculatus W. L. Jepson 1910-6-8 4088 Shasta near Hot Springs Valley; Lassen Pk. 1828 Comment
  CAS-BOT-BC527208  Zigadenus paniculatus Wm. Bridge Cooke 1939-6-30 13556 Shasta Along the MacBride Springs Road 1371 Comment
  UC54205  Zigadenus venenosus var. venenosus H. M. Hall and E. B. Babcock 1903-6-20 4193 Shasta Fall River Springs, ne Shasta County Fall River Springs 1066 Comment



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